1 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
3 * reload.c: (find_reloads): Skip alternatives according to the
4 "enabled" attribute. Constify the constraint variable.
5 * recog.c (get_attr_enabled): Add default implementation.
6 (extract_insn): Set the alternative_enabled_p array
7 in the recog_data struct.
8 (preprocess_constraints, constrain_operands): Skip
9 alternatives according to the "enabled" attribute
10 * recog.h (struct recog_data): New field alternative_enabled_p.
11 (skip_alternative): New inline function.
12 * regclass.c: (record_operand_costs): Check the "enabled"
14 (record_reg_classes): Skip alternative according to the
17 * doc/md.texi: Add documention for the "enabled" attribute.
19 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
21 * defaults.h (TARGET_MEM_CONSTRAINT): New target macro added.
22 * postreload.c (reload_cse_simplify_operands): Replace 'm'
23 constraint with TARGET_MEM_CONSTRAINT.
24 * recog.c (asm_operand_ok, preprocess_constraints,
25 constrain_operands): Likewise.
26 * regclass.c (record_reg_classes): Likewise.
27 * reload.c (find_reloads, alternative_allows_const_pool_ref):
29 * reload1.c (maybe_fix_stack_asms): Likewise.
30 * stmt.c (parse_output_constraint, parse_input_constraint):
32 * recog.h: Adjust comment.
33 * genpreds.c (generic_constraint_letters): Remove 'm' constraint.
34 * genoutput.c (note_constraint): Don't emit error for 'm'
36 * doc/md.texi: Add a note to description of 'm' constraint.
37 * doc/tm.texi: Document the new TARGET_MEM_CONSTRAINT macro.
39 2008-05-27 Eric Botcazou <ebotcazou@adacore.com>
41 * tree-sra.c (sra_type_can_be_decomposed_p) <RECORD_TYPE>: Make sure
42 that the bitfield is of integral type before testing its precision.
44 2008-05-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
45 Sa Liu <saliu@de.ibm.com>
47 * config/spu/spu.c (spu_init_libfuncs): Add __multi3, __divti3,
48 __modti3, __udivti3, __umodti3 and __udivmodti4.
49 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Add files
50 that implement TImode mul and div functions.
51 * config/spu/multi3.c: New. Implement __multi3.
52 * config/spu/divmodti4.c: New. Implement _udivmodti4 and others.
53 * testsuite/gcc.target/spu/muldivti3.c: New. Test TImode mul and div
56 2008-05-26 Steven Bosscher <stevenb.gcc@gmail.com>
58 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Generate
59 new tls_gd_* and tls_ld_* insns instead of an insn sequence.
60 * config/rs6000/rs6000.md (TLSmode, tls_abi_suffix, tls_insn_suffix,
61 tls_sysv_suffix): New mode and mode attribute iterators.
62 (tls_gd_32, tls_gd_64, tls_ld_32, tls_ld_64): Remove.
63 (lts_gd_aix*, tls_gd_sysv*, tls_ld_aix*, tls_ld_sysv*): New patterns.
64 (tls_dtprel_*, tls_dtprel_ha_*, tls_dtprel_lo_*, tls_got_dtprel_*,
65 tls_tprel_*, tls_tprel_ha_*, tls_tprel_lo_*, tls_got_tprel_*,
66 tls_tls_*): Merge 32 bit and 64 bit variants using aforementioned
69 2008-05-26 Eric Botcazou <ebotcazou@adacore.com>
71 PR tree-optimization/36329
72 * tree.h (CALL_CANNOT_INLINE_P): Add access check.
73 * tree-gimple.h (CALL_STMT_CANNOT_INLINE_P): New macro.
74 * cgraphbuild.c (initialize_inline_failed): Use the latter
75 macro in lieu of the former.
76 * ipa-inline.c (cgraph_mark_inline): Likewise.
77 (cgraph_decide_inlining_of_small_function): Likewise.
78 (cgraph_decide_inlining): Likewise.
79 (cgraph_decide_inlining_incrementally): Likewise.
81 2008-05-26 Tristan Gingold <gingold@adacore.com>
82 Anatoly Sokolov <aesok@post.ru>
84 * config/avr/avr.md ("call_prologue_saves"): Use hi8(gs())/lo8(gs())
85 instead of pm_lo8/pm_hi8 to makes this call working on avr6.
86 * config/avr/avr.c (expand_prologue): Tune "call_prologue"
87 optimization for 'avr6' architecture.
89 2008-05-26 Andy Hutchinson <hutchinsonandy@aim.com>
92 * config/avr/avr.md (*addhi3_zero_extend2): Remove.
94 2008-05-26 Richard Guenther <rguenther@suse.de>
96 * tree-ssa-sccvn.c (expr_has_constants): Declare.
97 (visit_reference_op_load): Initialize VN_INFO->has_constants
100 2008-05-26 H.J. Lu <hongjiu.lu@intel.com>
103 * caller-save.c (insert_restore): Verify alignment of spill
105 (insert_save): Likewise.
107 * cfgexpand.c (LOCAL_ALIGNMENT): Removed.
109 * defaults.h (LOCAL_ALIGNMENT): New. Provide default.
110 (STACK_SLOT_ALIGNMENT): Likewise.
112 * function.c (LOCAL_ALIGNMENT): Removed.
113 (get_stack_local_alignment): New.
114 (assign_stack_local): Use it. Set alignment on stack slot.
115 (assign_stack_temp_for_type): Use get_stack_local_alignment.
117 * config/i386/i386.h (LOCAL_ALIGNMENT): Updated.
118 (STACK_SLOT_ALIGNMENT): New.
120 * config/i386/i386.c (ix86_local_alignment): Handle caller-save
121 stack slot in XFmode.
123 * doc/tm.texi (STACK_SLOT_ALIGNMENT): New.
125 2008-05-26 Kai Tietz <kai.tietz@onevision.com>
128 * config/i386/i386.md (allocate_stack_worker_64): Make sure
129 argument operand in rax isn't removed.
131 2008-05-26 Richard Guenther <rguenther@suse.de>
134 * fold-const.c (extract_muldiv_1): Use TYPE_OVERFLOW_WRAPS,
135 not TYPE_UNSIGNED. Use TYPE_PRECISION instead of GET_MODE_SIZE.
137 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
140 * c-cppbuiltin.c (define__GNUC__): Re-add definition of __GNUG__.
142 2008-05-26 Dominique Dhumieres <dominiq@lps.ens.fr>
144 * config/darwin-c.c: Include "incpath.h" instead of "c-incpath.h".
145 * config/t-darwin: Use "incpath.h" instead of "c-incpath.h".
147 2008-05-25 Eric Botcazou <ebotcazou@adacore.com>
149 * tree-nested.c (convert_tramp_reference) <ADDR_EXPR>: Do not
150 build a trampoline if we don't want one.
151 * varasm.c (initializer_constant_valid_p) <ADDR_EXPR>: Do not
152 return zero for nested functions if we don't want a trampoline.
154 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
156 * doc/invoke.texi: Added f77, f77-cpp-input to list of file types.
158 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
161 * c.opt: Removed undocumented option '-lang-fortran'.
162 * c-common.h: Removed global variable 'lang_fortran'.
163 * c-opts.c (c_common_handle_option): Removed code to handle
164 option '-lang-fortran'. Updated includes.
165 * c-cppbuiltin.c (c_cpp_builtins): Removed conditional
166 definition of '__GFORTRAN__'.
167 (define__GNUC__): Reimplemented to use BASEVER and
168 cpp_define_formatted.
169 (builtin_define_with_value_n): Removed.
170 * c-incpath.h: Renamed to ...
171 * incpath.h: ... this.
172 * c-incpath.c: Renamed to ...
173 * incpath.c: ... this. Updated includes.
174 * fix-header.c: Updated includes.
175 * Makefile.in: Replaced c-incpath.[ch] by incpath.[ch].
176 (c-cppbuiltin.o): Added dependency on and definition of BASEVER.
177 (OBJ-archive): Added cppdefault.o, incpath.o and prefix.o.
179 2008-05-25 Eric Botcazou <ebotcazou@adacore.com>
181 * tree.h: Update the table of flags used on tree nodes.
182 (TREE_NO_TRAMPOLINE): New accessor for static_flag.
183 (SAVE_EXPR_RESOLVED_P): Use automatically-built access check.
184 (FORCED_LABEL): Add access check.
185 (CALL_EXPR_RETURN_SLOT_OPT): Likewise.
186 (ASM_INPUT_P): Likewise.
187 (ASM_VOLATILE_P): Likewise.
188 (EH_FILTER_MUST_NOT_THROW): Access static_flag directly.
189 (OMP_SECTION_LAST): Access private_flag directly.
190 (OMP_RETURN_NOWAIT): Likewise.
191 (OMP_PARALLEL_COMBINED): Likewise.
192 (OMP_CLAUSE_PRIVATE_DEBUG): Access public_flag directly.
193 (OMP_CLAUSE_LASTPRIVATE_FIRSTPRIVATE): Likewise.
194 * tree-ssa-propagate.c (STMT_IN_SSA_EDGE_WORKLIST): Access
195 deprecated_flag directly.
197 2008-05-25 H.J. Lu <hongjiu.lu@intel.com>
199 * final.c (frame_pointer_needed): Removed.
200 * flags.h (frame_pointer_needed): Likewise.
202 * function.h (rtl_data): Add frame_pointer_needed.
203 (frame_pointer_needed): New.
205 2008-05-25 Arthur Loiret <arthur.loiret@u-psud.fr>
207 * config.gcc (sh2[lbe]*-*-linux*): Allow target.
209 2008-05-25 Steven Bosscher <stevenb.gcc@gmail.com>
211 * gcse.c (hash_scan_set): Do not pick up a REG_EQUAL value if
214 2008-05-25 Alan Modra <amodra@bigpond.net.au>
216 * c-common.c (strip_array_types): Move function to..
218 (get_inner_array_type): Delete.
219 * c-common.h (strip_array_types): Move declaration to..
221 (get_inner_array_type): Delete.
222 * config/i386/i386.c (x86_field_alignment): Use strip_array_types.
223 * config/rs6000/aix.h (ADJUST_FIELD_ALIGN): Likewise.
224 * config/rs6000/linux64.h (ADJUST_FIELD_ALIGN): Likewise.
225 * config/pa/pa.c (emit_move_sequence): Likewise.
227 2008-05-24 H.J. Lu <hongjiu.lu@intel.com>
229 * config/i386/i386.md (*sse_prologue_save_insn): Set length
232 2008-05-24 Andy Hutchinson <hutchinsonandy@aim.com>
234 * function.c: Include target hook for nonlocal_goto frame value.
236 2008-05-24 Richard Guenther <rguenther@suse.de>
238 * tree-dfa.c (refs_may_alias_p): Re-instantiate case that
239 a scalar variable can be only accessed through a pointer
242 2008-05-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
244 * builtins.c (fold_builtin_fpclassify): Fix spelling of FP_INFINITE.
245 * doc/extend.texi: Likewise.
247 2008-05-23 DJ Delorie <dj@redhat.com>
249 * config/m32c/jump.md (untyped_call): Add.
251 * config/m32c/m32c.c (m32c_return_addr_rtx): Change pointer type
253 (m32c_address_cost): Detail costs for indirect offsets.
255 2008-05-23 Rafael Espindola <espindola@google.com>
257 * see.c (see_get_extension_data): Don't use SUBREG_REG to test
258 if a node is a SUBREG.
259 (see_analyze_one_def): Don't use SUBREG_REG to test if a node
262 2008-05-23 Paul Brook <paul@codesourcery.com>
263 Carlos O'Donell <carlos@codesourcery.com>
265 * doc/extend.texi: Clarify use of __attribute__((naked)).
266 * doc/tm.texi: Document TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS.
267 * target.h (gcc_target): Add allocate_stack_slots_for_args.
268 * function.c (use_register_for_decl): Use
269 targetm.calls.allocate_stack_slots_for_args.
270 * target-def.h (TARGET_CALLS): Add
271 TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS.
272 * config/arm/arm.c (arm_allocate_stack_slots_for_args):
274 (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): Define.
276 2008-05-23 Eric Botcazou <ebotcazou@adacore.com>
278 * expr.c (highest_pow2_factor) <BIT_AND_EXPR>: New case.
280 2008-05-23 Steven Munroe <sjmunroe@us.ibm.com>
282 * config/rs6000/darwin-ldouble.c (fmsub): Eliminate the full
283 PACK/UNPACK between FP_SUB_Q and FD_TRUNC so that the result
284 is only rounded once.
286 2008-05-23 Richard Guenther <rguenther@suse.de>
288 * tree-ssa-operands.c (mark_difference_for_renaming): Use
291 2008-05-23 Uros Bizjak <ubizjak@gmail.com>
292 Jakub Jelinek <jakub@redhat.com>
295 * configure.ac: Handle --enable-cld.
296 * configure: Regenerated.
297 * config.gcc: Add USE_IX86_CLD to tm_defines for x86 targets.
298 * config/i386/i386.h (struct machine_function): Add needs_cld field.
299 (ix86_current_function_needs_cld): New define.
300 * config/i386/i386.md (UNSPEC_CLD): New unspec volatile constant.
301 (cld): New isns pattern.
302 (strmov_singleop, rep_mov, strset_singleop, rep_stos, cmpstrnqi_nz_1,
303 cmpstrnqi_1, strlenqi_1): Set ix86_current_function_needs_cld flag.
304 * config/i386/i386.opt (mcld): New option.
305 * config/i386/i386.c (ix86_expand_prologue): Emit cld insn if
306 TARGET_CLD and ix86_current_function_needs_cld.
307 (override_options): Use -mcld by default for 32-bit code if
310 * doc/install.texi (Options specification): Document --enable-cld.
311 * doc/invoke.texi (Machine Dependent Options)
312 [i386 and x86-64 Options]: Add -mcld option.
313 (Intel 386 and AMD x86-64 Options): Document -mcld option.
315 2008-05-23 Kai Tietz <kai.tietz@onevison.com>
316 * config/i386/i386.c (return_in_memory_32): Add ATTRIBUTE_UNUSED.
317 (return_in_memory_64): Likewise.
318 (return_in_memory_ms_64): Likewise.
320 2008-05-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
322 * builtin-types.def (BT_FN_INT_INT_INT_INT_INT_INT_VAR): New.
323 * builtins.c (fold_builtin_fpclassify): New.
324 (fold_builtin_varargs): Handle BUILT_IN_FPCLASSIFY.
325 * builtins.def (BUILT_IN_FPCLASSIFY): New.
326 * c-common.c (handle_type_generic_attribute): Adjust to accept
327 fixed arguments before an elipsis.
328 (check_builtin_function_arguments): Handle BUILT_IN_FPCLASSIFY.
329 * doc/extend.texi: Document __builtin_fpclassify.
331 2008-05-22 Aldy Hernandez <aldyh@redhat.com>
333 * omp-low.c (gate_expand_omp_ssa): Remove.
334 (pass_expand_omp_ssa): Remove.
335 (gate_expand_omp): Do not check for flag_openmp_ssa.
336 * common.opt (-fopenmp-ssa): Remove.
337 * passes.c (init_optimization_passes): Remove pass_expand_omp_ssa.
339 2008-05-22 Kaz Kojima <kkojima@gcc.gnu.org>
341 * config/sh/sh.opt (mfixed-range): New option.
342 * config/sh/sh-protos.h (sh_fix_range): Declare.
343 * config/sh/sh.c (sh_fix_range): New function.
344 * config/sh/sh.h (sh_fixed_range_str): Declare.
345 (OVERRIDE_OPTIONS): Call sh_fix_range if sh_fixed_range_str
347 * doc/invoke.texi (SH Options): Document -mfixed-range.
349 2008-05-22 Kai Tietz <kai.tietz@onevision.com>
351 * config/i386/sol2-10.h (SUBTARGET_RETURN_IN_MEMORY): Undefine
352 it before the redeclaration.
354 2008-05-22 Anatoly Sokolov <aesok@post.ru>
356 * config/avr/avr.c (get_sequence_length): Add new function.
357 (expand_prologue, expand_epilogue): Remove duplicate code.
359 2008-05-22 Rafael Espindola <espindola@google.com>
361 * see.c (see_pre_insert_extensions): Use copy_rtx to avoid invalid rtx
364 2008-05-22 H.J. Lu <hongjiu.lu@intel.com>
366 * defaults.h (UNITS_PER_SIMD_WORD): Add scalar mode as argument.
367 * doc/tm.texi (UNITS_PER_SIMD_WORD): Likewise.
369 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Replace
370 UNITS_PER_SIMD_WORD with GET_MODE_SIZE (TYPE_MODE (vectype)).
371 (vect_update_misalignment_for_peel): Likewise.
372 (vector_alignment_reachable_p): Likewise.
373 * tree-vect-transform.c (vectorizable_load): Likewise.
374 * tree-vectorizer.c (vect_supportable_dr_alignment): Likewise.
375 (get_vectype_for_scalar_type): Pass mode of scalar_type
376 to UNITS_PER_SIMD_WORD.
378 * config/arm/arm.h (UNITS_PER_SIMD_WORD): Updated.
379 * config/i386/i386.h (UNITS_PER_SIMD_WORD): Likewise.
380 * config/mips/mips.h (UNITS_PER_SIMD_WORD): Likewise.
381 * config/rs6000/rs6000.h (UNITS_PER_SIMD_WORD): Likewise.
382 * config/sparc/sparc.h (UNITS_PER_SIMD_WORD): Likewise.
384 2008-05-22 Ira Rosen <irar@il.ibm.com>
386 PR tree-optimization/36293
387 * tree-vect-transform.c (vect_transform_strided_load): Don't check
388 if the first load must be skipped because of a gap.
390 2008-05-22 Richard Guenther <rguenther@suse.de>
392 * tree-dfa.c (refs_may_alias_p): Exit early if possible. Handle
393 more cases of offset disambiguation that is possible if
394 strict-aliasing rules apply.
395 * tree-ssa-loop-im.c (mem_refs_may_alias_p): Use refs_may_alias_p
396 for basic offset and type-based disambiguation.
398 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
400 * config/i386/i386.c (ix86_expand_vector_init_one_var): Use
401 ix86_expand_vector_set on V16QImode for SSE4.1.
403 2008-05-21 Tom Tromey <tromey@redhat.com>
405 * c.opt (Wimport): Mark as undocumented.
406 * doc/invoke.texi (Option Summary): Don't mention -Wimport or
408 (Warning Options): Likewise.
409 * doc/cppopts.texi: Don't mention -Wimport.
411 2008-05-21 Sebastian Pop <sebastian.pop@amd.com>
413 PR tree-optimization/36287
414 PR tree-optimization/36286
415 * lambda-code.c (build_access_matrix): Do not use the loop->num
416 for computing the number of induction variables: use the loop depth
419 2008-05-21 Kai Tietz <kai.tietz@onevision.com>
422 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Honor
423 option -f(no-)leading-underscore.
425 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
427 * config/i386/i386.c (ix86_expand_vector_init_general): Use
428 GET_MODE_NUNITS (mode).
430 2008-05-21 Peter Bergner <bergner@vnet.ibm.com>
432 * doc/invoke.texi: Add cpu_type's 464 and 464fp.
433 (-mmulhw): Add 464 to description.
435 * config.gcc: Handle --with-cpu=464 and --with-cpu=464fp.
436 * config/rs6000/rs6000.c (processor_target_table): Add 464 and
438 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add 464 and 464fp support.
439 * config/rs6000/t-fprules (MULTILIB_MATCHES_FLOAT): Include -mcpu=464.
440 * config/rs6000/rs6000.md: Update comments for 464.
442 2008-05-21 Janis Johnson <janis187@us.ibm.com>
444 * doc/sourcebuild.texi (Test Directives): Add dg-xfail-run-if.
446 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
448 * config/i386/sse.md (vec_extractv4sf): Removed.
449 (vec_extractv2df): Likewise.
450 (vec_extractv2di): Likewise.
451 (vec_extractv4si): Likewise.
452 (vec_extractv8hi): Likewise.
453 (vec_extractv16qi): Likewise.
454 (vec_extract<mode>): New.
456 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
458 * config/i386/sse.md (vec_setv4sf): Removed.
459 (vec_setv2df): Likewise.
460 (vec_setv2di): Likewise.
461 (vec_setv4si): Likewise.
462 (vec_setv8hi): Likewise.
463 (vec_setv16qi): Likewise.
464 (vec_set<mode>): New.
466 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
468 * config/i386/i386.c (ix86_expand_vector_init_general): Remove
469 goto for vec_concat and vec_interleave.
471 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
473 * config/i386/sse.md (vec_initv4sf): Removed.
474 (vec_initv2df): Likewise.
475 (vec_initv2di): Likewise.
476 (vec_initv4si): Likewise.
477 (vec_initv8hi): Likewise.
478 (vec_initv16qi): Likewise.
479 (vec_init<mode>): New.
481 2008-05-21 Joseph Myers <joseph@codesourcery.com>
483 * collect2.c (find_a_file): Use IS_ABSOLUTE_PATH.
485 2008-05-21 Tom Tromey <tromey@redhat.com>
487 * ggc-zone.c (lookup_page_table_if_allocated): New function.
488 (zone_find_object_offset): Likewise.
489 (gt_ggc_m_S): Likewise.
490 (highest_bit): Likewise.
491 * ggc-page.c (gt_ggc_m_S): New function.
492 * stringpool.c (string_stack): Remove.
493 (init_stringpool): Update.
494 (ggc_alloc_string): Use ggc_alloc.
495 (maybe_delete_ident): New function.
496 (ggc_purge_stringpool): Likewise.
497 (gt_ggc_m_S): Remove.
498 * ggc-common.c (ggc_protect_identifiers): New global.
499 (ggc_mark_roots): Call ggc_purge_stringpool. Use
500 ggc_protect_identifiers.
501 * ggc.h (ggc_protect_identifiers): Declare.
502 (gt_ggc_m_S): Update.
503 (ggc_purge_stringpool): Declare.
504 * toplev.c (compile_file): Set and reset ggc_protect_identifiers.
505 * gengtype.c (write_types_process_field) <TYPE_STRING>: Remove
507 (write_root): Cast gt_ggc_m_S to gt_pointer_walker.
509 2008-05-21 David S. Miller <davem@davemloft.net>
511 * config.gcc (sparc-*-linux*): Always include sparc/t-linux in
514 2008-05-21 Eric Botcazou <ebotcazou@adacore.com>
516 * cfgexpand.c (tree_expand_cfg): Zap the EH throw statement table
519 2008-05-20 David Daney <ddaney@avtrex.com>
521 * config/mips/mips.md (UNSPEC_SYNC_NEW_OP_12,
522 UNSPEC_SYNC_OLD_OP_12, UNSPEC_SYNC_EXCHANGE_12): New define_constants.
523 (UNSPEC_SYNC_EXCHANGE, UNSPEC_MEMORY_BARRIER, UNSPEC_SET_GOT_VERSION,
524 UNSPEC_UPDATE_GOT_VERSION): Renumber.
525 (optab, insn): Add 'plus' and 'minus' to define_code_attr.
526 (atomic_hiqi_op): New define_code_iterator.
527 (sync_compare_and_swap<mode>): Call mips_expand_atomic_qihi instead of
528 mips_expand_compare_and_swap_12.
529 (compare_and_swap_12): Use MIPS_COMPARE_AND_SWAP_12 instead of
530 MIPS_COMPARE_AND_SWAP_12_0. Pass argument to MIPS_COMPARE_AND_SWAP_12.
531 (sync_<optab><mode>, sync_old_<optab><mode>,
532 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
533 sync_new_nand<mode>): New define_expands for HI and QI mode operands.
534 (sync_<optab>_12, sync_old_<optab>_12, sync_new_<optab>_12,
535 sync_nand_12, sync_old_nand_12, sync_new_nand_12): New insns.
536 (sync_lock_test_and_set<mode>): New define_expand for HI and QI modes.
537 (test_and_set_12): New insn.
538 (sync_old_add<mode>, sync_new_add<mode>, sync_old_<optab><mode>,
539 sync_new_<optab><mode>, sync_old_nand<mode>,
540 sync_new_nand<mode>, sync_lock_test_and_set<mode>): Add early
541 clobber to operand 0 for SI and DI mode insns.
542 * config/mips/mips-protos.h (mips_gen_fn_6, mips_gen_fn_5,
543 mips_gen_fn_4): New typedefs.
544 (mips_gen_fn_ptrs): Define new union type.
545 (mips_expand_compare_and_swap_12): Remove declaration.
546 (mips_expand_atomic_qihi): Declare function.
547 * config/mips/mips.c (mips_expand_compare_and_swap_12): Rename to...
548 (mips_expand_atomic_qihi): ... this. Use new generator function
550 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP_12): Add OPS parameter.
551 (MIPS_COMPARE_AND_SWAP_12_0): Delete macro.
552 (MIPS_COMPARE_AND_SWAP_12_ZERO_OP,
553 MIPS_COMPARE_AND_SWAP_12_NONZERO_OP,
554 MIPS_SYNC_OP_12, MIPS_SYNC_OP_12_NOT_NOP,
555 MIPS_SYNC_OP_12_NOT_NOT, MIPS_SYNC_OLD_OP_12,
556 MIPS_SYNC_OLD_OP_12_NOT_NOP, MIPS_SYNC_OLD_OP_12_NOT_NOP_REG,
557 MIPS_SYNC_OLD_OP_12_NOT_NOT, MIPS_SYNC_OLD_OP_12_NOT_NOT_REG,
558 MIPS_SYNC_NEW_OP_12, MIPS_SYNC_NEW_OP_12_NOT_NOP,
559 MIPS_SYNC_NEW_OP_12_NOT_NOT, MIPS_SYNC_EXCHANGE_12,
560 MIPS_SYNC_EXCHANGE_12_ZERO_OP,
561 MIPS_SYNC_EXCHANGE_12_NONZERO_OP): New macros.
563 2008-05-20 H.J. Lu <hongjiu.lu@intel.com>
565 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Add
568 2008-05-20 Anatoly Sokolov <aesok@post.ru>
570 * config/avr/avr.h (machine_function): Add 'is_OS_main' field.
571 * config/avr/avr.c (avr_OS_main_function_p): Add new function.
572 (avr_attribute_table): Add 'OS_main' function attribute.
573 (avr_regs_to_save, expand_prologue, expand_epilogue): Handle
574 functions with 'OS_main' attribute.
576 2008-05-20 Richard Guenther <rguenther@suse.de>
578 PR tree-optimization/35204
579 * tree-ssa-sccvn.c (extract_and_process_scc_for_name): New
580 helper, split out from ...
581 (DFS): ... here. Make the DFS walk non-recursive.
583 2008-05-20 Sebastian Pop <sebastian.pop@amd.com>
584 Jan Sjodin <jan.sjodin@amd.com>
586 PR tree-optimization/36181
587 * tree-parloops.c (loop_has_vector_phi_nodes): New.
588 (parallelize_loops): Don't parallelize when the loop has vector
591 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
592 Sebastian Pop <sebastian.pop@amd.com>
594 * tree-loop-linear.c (gather_interchange_stats): Look in the access
595 matrix, and never look at the tree representation of the memory
597 (linear_transform_loops): Computes parameters and access matrices.
598 * tree-data-ref.c (compute_data_dependences_for_loop): Returns false
600 (access_matrix_get_index_for_parameter): New.
601 * tree-data-ref.h (struct access_matrix): New.
602 (AM_LOOP_NEST_NUM, AM_NB_INDUCTION_VARS, AM_PARAMETERS, AM_MATRIX,
603 AM_NB_PARAMETERS, AM_CONST_COLUMN_INDEX, AM_NB_COLUMNS,
604 AM_GET_SUBSCRIPT_ACCESS_VECTOR, AM_GET_ACCESS_MATRIX_ELEMENT,
605 am_vector_index_for_loop): New.
606 (struct data_reference): Add field access_matrix.
607 (DR_ACCESS_MATRIX): New.
608 (compute_data_dependences_for_loop): Update declaration.
609 (lambda_collect_parameters, lambda_compute_access_matrices): Declared.
610 * lambda.h (lambda_vector_vec_p): Declared.
611 * lambda-code.c: Depend on pointer-set.h.
612 (lambda_collect_parameters_from_af, lambda_collect_parameters,
613 av_for_af_base, av_for_af, build_access_matrix,
614 lambda_compute_access_matrices): New.
615 * Makefile.in (lambda-code.o): Depend on pointer-set.h.
617 2008-05-20 Joseph Myers <joseph@codesourcery.com>
619 * doc/install.texi2html: Generate gcc-vers.texi in $DESTDIR not
622 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
623 Sebastian Pop <sebastian.pop@amd.com>
625 PR tree-optimization/36206
626 * tree-scalar-evolution.c: Remove enum INSERT_SUPERLOOP_CHRECS,
628 (instantiate_scev_1): Rename flags to fold_conversions.
629 Do not check for INSERT_SUPERLOOP_CHRECS, keep SSA_NAMEs defined
630 outeside instantiation_loop.
631 * tree-chrec.h (evolution_function_is_affine_in_loop): New.
632 (evolution_function_is_affine_or_constant_p): Removed.
633 * tree-data-ref.c (dr_analyze_indices): Replace resolve_mixers with
635 (analyze_siv_subscript): Pass in the loop nest number.
636 Call evolution_function_is_affine_in_loop instead of
637 evolution_function_is_affine_p.
638 (analyze_overlapping_iterations): Pass in the loop nest number.
640 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
641 Sebastian Pop <sebastian.pop@amd.com>
643 PR tree-optimization/36206
644 * tree-chrec.h (chrec_fold_op): New.
645 * tree-data-ref.c (initialize_matrix_A): Traverse NOP_EXPR, PLUS_EXPR,
648 2008-05-20 Nathan Sidwell <nathan@codesourcery.com>
650 * c-incpath.c (INO_T_EQ): Do not define on non-inode systems.
652 (remove_duplicates): Do not set inode on non-inode systems.
655 2008-05-20 Sandra Loosemore <sandra@codesourcery.com>
657 * config.gcc (tm_file): Update comments about relative pathnames.
659 2008-05-20 Richard Guenther <rguenther@suse.de>
661 * tree-ssa-reassoc.c (fini_reassoc): Use the statistics infrastructure.
662 * tree-ssa-sccvn.c (process_scc): Likewise.
663 * tree-ssa-sink.c (execute_sink_code): Likewise.
664 * tree-ssa-threadupdate.c (thread_through_all_blocks): Likewise.
665 * tree-vrp.c (process_assert_insertions): Likewise.
666 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Likewise.
667 (perform_tree_ssa_dce): Likewise.
668 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Likewise.
669 (dump_dominator_optimization_stats): Likewise.
670 * tree-vectorizer.c (vectorize_loops): Likewise.
672 2008-05-20 Richard Guenther <rguenther@suse.de>
674 * tree-vn.c (vn_lookup_with_vuses): Do not use the alias oracle.
676 2008-05-20 Kai Tietz <kai.tietz@onevision.com>
678 * config/i386/i386-protos.h (ix86_return_in_memory): Removed.
679 (ix86_i386elf_return_in_memory): Likewise.
680 (ix86_i386interix_return_in_memory): Likewise.
681 * config/i386/i386-interix.h (TARGET_RETURN_IN_MEMORY): Removed.
682 (SUBTARGET_RETURN_IN_MEMORY): New.
683 * config/i386/i386elf.h: Likewise.
684 * config/i386/ptx4-i.h: Likewise.
685 * config/i386/sol2-10.h: Likewise.
686 * config/i386/sysv4.h: Likewise.
687 * config/i386/vx-common.h: Likewise.
688 * config/i386/i386.h (TARGET_RETURN_IN_MEMORY): Removed.
689 * config/i386/i386.c (ix86_return_in_memory): Made static and
690 make use of optional SUBTARGET_RETURN_IN_MEMORY macro.
691 (ix86_i386elf_return_in_memory): Removed.
692 (ix86_i386interix_return_in_memory): Removed.
693 (TARGET_RETURN_IN_MEMORY): Declared within i386.c only.
694 * target-def.h (TARGET_RETURN_IN_MEMORY): Remove protection #ifdef.
696 2008-05-20 Alexandre Oliva <aoliva@redhat.com>
698 * cselib.c (cselib_record_sets): Use correct mode for IF_THEN_ELSE.
700 2008-05-19 Xinliang David Li <davidxl@google.com>
702 * tree-ssa-dce.c: Revert patches of 2008-05-17 and 2008-05-18.
705 * doc/invoke.texi: Ditto.
707 2008-05-19 Eric Botcazou <ebotcazou@adacore.com>
709 * tree.c (substitute_in_expr) <tcc_vl_exp>: Fix thinko.
710 (substitute_placeholder_in_expr) <tcc_vl_exp>: Minor tweak.
712 2008-05-19 H.J. Lu <hongjiu.lu@intel.com>
714 * config/i386/i386.c (ix86_expand_vector_init_concat): Change
715 sizes of operand array from 8/4 to 4/2.
716 (ix86_expand_vector_init_general): Change size of operand array
717 from 32 to 16. Remove op0, op1 and half_mode.
719 2008-05-19 H.J. Lu <hongjiu.lu@intel.com>
721 * config/i386/i386.c (ix86_expand_vector_init_concat): New.
722 (ix86_expand_vector_init_interleave): Likewise.
723 (ix86_expand_vector_init_general): Use them. Assert word_mode
724 == SImode when n_words == 4.
726 2008-05-19 Uros Bizjak <ubizjak@gmail.com>
728 * config/i386/i386.c (ix86_secondary_reload): New static function.
729 (TARGET_SECONDARY_RELOAD): New define.
730 * config/i386/i386.h (SECONDARY_OUTPUT_RELOAD_CLASS): Remove.
731 * config/i386/i386.md (reload_outqi): Remove.
733 2008-05-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
736 * builtins.c (mathfn_built_in_1): Renamed from mathfn_built_in.
737 Add `implicit' parameter. Handle BUILT_IN_SIGNBIT.
738 (mathfn_built_in): Rewrite in terms of mathfn_built_in_1.
739 (fold_builtin_classify): Handle BUILT_IN_ISINF_SIGN.
740 (fold_builtin_1): Likewise.
741 * builtins.def (BUILT_IN_ISINF_SIGN): New.
742 c-common.c (check_builtin_function_arguments): Handle
744 * doc/extend.texi: Document __builtin_isinf_sign.
745 * fold-const.c (operand_equal_p): Handle COND_EXPR.
747 2008-05-18 Eric Botcazou <ebotcazou@adacore.com>
749 * tree-ssa-dom.c (tree_ssa_dominator_optimize): If some blocks need
750 EH cleanup at the end of the pass, search for those that have been
751 turned into forwarder blocks and do the cleanup on their successor.
753 2008-05-18 Richard Guenther <rguenther@suse.de>
755 * tree-cfg.c (verify_gimple_expr): Allow conversions from
756 pointers to sizetype and vice versa.
758 2008-05-18 Xinliang David Li <davidxl@google.com>
760 * gcc/tree-ssa-dce.c: Coding style fix.
761 (check_pow): Documentation comment.
762 (check_log): Documenation comment. Coding style fix.
763 (is_unnecessary_except_errno_call): Ditto.
764 (gen_conditions_for_pow): Ditto.
765 (gen_conditions_for_log): Ditto.
766 (gen_shrink_wrap_conditions): Ditto.
767 (shrink_wrap_one_built_in_calls): Ditto.
768 * gcc/doc/invoke.texi: Better documentation string.
769 * ChangeLog: Fix wrong change log entries from
770 May 17 checkin on function call DCE.
772 2008-05-17 Kaz Kojima <kkojima@gcc.gnu.org>
774 * config/sh/sh.c (sh_output_mi_thunk): Update the use of init_flow.
776 2008-05-17 Kenneth Zadeck <zadeck@naturalbridge.com>
778 * doc/rtl.texi (RTL_CONST_CALL_P, RTL_PURE_CALL_P): Fixed typos.
779 * df-problems.c (simulation routines): Fixed block comment to
780 properly say how to add forwards scanning functions.
782 2008-05-17 Eric Botcazou <ebotcazou@adacore.com>
784 * tree-inline.c (setup_one_parameter): Remove dead code.
786 2008-05-17 Eric Botcazou <ebotcazou@adacore.com>
788 * fold-const.c (fold_unary) <CASE_CONVERT>: Fold the cast into
789 a BIT_AND_EXPR only for an INTEGER_TYPE.
791 2008-05-17 Xinliang David Li <davidxl@google.com>
793 * gcc/tree-ssa-dce.c (cond_dead_built_in_calls): New static variable.
794 (check_pow, check_log, is_unnecessary_except_errno_call): New
795 functions to check for eliminating math functions that are pure
796 except for setting errno.
797 (gen_conditions_for_pow, gen_conditionas_for_log): New functions to
798 general condition expressions for shrink-wrapping pow/log calls.
799 (gen_shrink_wrap_conditions): Ditto.
800 (shrink_wrap_one_built_in_call): Ditto.
801 (shrink_wrap_conditional_dead_built_in_calls): Ditto.
802 (mark_operand_necessary): If debugging, output if OP is necessary.
803 (eliminate_unnecessary_stmts): Eliminate pow, log calls that are
805 * gcc/opts.c (decode_options): set flag_tree_builtin_dce to 1 when
807 * gcc/common.opt: New user flag -ftree-builtin-dce.
808 * gcc/doc/invoke.texi (-ftree-builtin-dce): New option.
810 2008-05-16 David S. Miller <davem@davemloft.net>
812 * config/sparc/linux.h (NO_PROFILE_COUNTERS): Undef before overriding.
813 * config/sparc/linux64.h (NO_PROFILE_COUNTERS): Likewise.
815 2008-05-16 Uros Bizjak <ubizjak@gmail.com>
818 * config/i386/i386.h (SECONDARY_MEMORY_NEEDED_MODE): New define.
820 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
822 * ifcvt.c (dead_or_predicable): Rename
823 df_simulate_one_insn_backwards to df_simulate_one_insn.
824 * recog.c (peephole2_optimize): Ditto.
825 * rtl-factoring.c (collect_pattern_seqs, clear_regs_live_in_seq):
827 * df.h: Rename df_simulate_one_insn_backwards to
828 df_simulate_one_insn. and delete df_simulate_one_insn_forwards.
829 * df-problems.c (df_simulate_artificial_refs_at_top) Reversed
830 scanning of defs and uses.
831 (df_simulate_one_insn_backwards): Renamed to df_simulate_one_insn.
832 (df_simulate_one_insn_forwards): Removed.
834 2008-05-16 Doug Kwan <dougkwan@google.com>
836 * real.c (real_to_decimal, real_to_hexadecimal): Distinguish
838 (real_from_string): Handle NaNs and Inf as approriate.
840 2008-05-16 Nathan Froyd <froydnj@codesourcery.com>
842 * doc/gty.texi (Source Files Containing Type Information): Note
843 that headers should appear first in the gtfiles list.
845 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
847 * tree.def (COND_EXEC): Properly documented this code.
849 2008-05-16 Diego Novillo <dnovillo@google.com>
851 * dwarf2asm.c (dw2_assemble_integer): Clarify comment.
852 * tree-nested.c (get_trampoline_type): Set DECL_CONTEXT for
855 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
857 * tree-ssa-dse (max_stmt_uid): Removed.
858 (get_stmt_uid, dse_possible_dead_store_p, dse_optimize_stmt,
859 tree_ssa_dse): Encapsulate all uses of stmt_ann->uid.
860 * tree-ssa-sccvn.c (compare_ops, init_scc_vn): Ditto.
861 * function.h (cfun.last_stmt_uid): New field.
862 * tree-flow-inline.h (set_gimple_stmt_uid, gimple_stmt_uid,
863 gimple_stmt_max_uid, set_gimple_stmt_max_uid, inc_gimple_stmt_max_uid):
865 * tree-dfa.c (renumber_gimple_stmt_uids): New function.
866 (create_stmt_ann): Initialize the ann->uid field.
867 * tree-ssa-pre.c (compute_avail): Encapsulate the stmt_ann->uid
869 * tree-flow.h (renumber_gimple_stmt_uids): New function.
871 2008-05-16 Nathan Froyd <froydnj@codesourcery.com>
873 * tree-flow.h (init_empty_tree_cfg_for_function): Declare.
874 * tree-cfg.c (init_empty_tree_cfg_for_function): Define.
875 (init_empty_tree_cfg): Call it.
877 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
879 * cfg.c (init_flow): Add argument THE_FUN. Use it instead of cfun.
882 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
884 * doc/invoke.text (-fdump-tree-*-verbose): New option.
885 * tree-dump.c (dump_options): New verbose option.
886 * tree-pretty-print.c (dump_phi_nodes, dump_generic_bb_buff):
888 * tree-pass.h (TDF_VERBOSE): New dump flag.
889 * print-tree.c (print_node): Added code to be able to print PHI_NODES.
890 (tree-flow.h): Added include.
891 * Makefile.in (print-tree.o): Added TREE_FLOW_H.
893 2008-05-16 Bernd Schmidt <bernd.schmidt@analog.com>
895 * config/bfin/bfin.c (bfin_discover_loops): Delete empty loops.
897 From Jie Zhang <jie.zhang@analog.com>
898 * config/bfin/t-bfin-elf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
899 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Remove mcpu=bf532-0.3,
900 mcpu=bf561-none and mcpu=bf561-0.2.
901 * config/bfin/t-bfin-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
902 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Likewise.
903 * config/bfin/t-bfin-linux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
904 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Likewise.
905 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add BFIN_CPU_UNKNOWN.
906 * config/bfin/elf.h (STARTFILE_SPEC): Use specific CRT for BF561.
907 (LIB_SPEC): Use proper linker script for bf561. Error if no mcpu
909 * config/bfin/bfin.c (bfin_cpu_type): Set to BFIN_CPU_UNKNOWN.
910 (cputype_selected): Remove.
911 (bfin_handle_option): Don't use cputype_selected.
912 (override_options): When no mcpu option, enable all workarounds.
913 Don't use bfin_workarounds.
914 * config/bfin/bfin.h (DRIVER_SELF_SPECS): Don't set default
916 (DEFAULT_CPU_TYPE): Don't define.
918 2008-05-16 Richard Guenther <rguenther@suse.de>
920 * tree-ssa-propagate.c (substitute_and_fold): Fix stmt walking
921 on deletion of the last stmt.
923 2008-05-15 H.J. Lu <hongjiu.lu@intel.com>
925 * config/i386/i386.c (ix86_expand_vector_init_general): Optimize
926 V8HImode for SSE2 and V16QImode for SSE4.1.
928 2008-05-15 Kenneth Zadeck <zadeck@naturalbridge.com>
930 * cgraph.h (compute_inline_parameters): Made public.
931 * tree-pass.h (ipa_opt_pass): Removed function_generate_summary,
932 variable_generate_summary, function_write_summary,
933 variable_write_summary, variable_read_summary. Added generate_summary,
934 write_summary, read_summary.
935 * cgraphunit.c (cgraph_process_new_functions): Changed call from
936 pass_ipa_inline.function_generate_summary, to
937 compute_inline_parameters.
938 * ipa-inline.c (compute_inline_parameters): Made public and added
940 (compute_inline_parameters_for_current): New function.
941 (pass_inline_param): Now calls compute_inline_parameters_for_current.
942 (inline_generate_summary): Removed parameter and made to loop over
944 (pass_ipa_inline): Updated for new IPA_PASS structure.
945 * passes.c (execute_ipa_summary_passes): Now is called once per
946 pass rather than once per node*pass.
948 2008-05-15 Anatoly Sokolov <aesok@post.ru>
950 * config/avr/avr.c (avr_base_arch_macro, avr_have_movw_lpmx_p,
951 avr_have_mul_p, avr_asm_only_p): Remove variables.
952 (avr_override_options): Remove initialization of removed variables.
953 (avr_file_start): Convert removed variables to fields of
954 'struct base_arch_s *avr_current_arch'.
955 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): (Ditto.).
956 (AVR_HAVE_MUL): (Ditto.).
957 (AVR_HAVE_MOVW): (Ditto.).
958 (AVR_HAVE_LPMX): (Ditto.).
959 (avr_base_arch_macro, avr_have_movw_lpmx_p, avr_have_mul_p,
960 avr_asm_only_p): Remove declaration.
962 2008-05-15 Diego Novillo <dnovillo@google.com>
964 * config/arm/arm.c (arm_return_in_memory): Fix return type.
965 * config/arm/arm-protos.h (arm_return_in_memory): Likewise.
967 2008-05-15 Adam Nemet <anemet@caviumnetworks.com>
970 * combine.c (check_conversion): Rename back to check_promoted_subreg.
971 Don't call record_truncated_value from here.
972 (record_truncated_value): Turn it into a for_each_rtx callback.
973 (record_truncated_values): New function.
974 (combine_instructions): Call note_uses with record_truncated_values.
975 Change name of check_conversion to check_promoted_subreg.
977 2008-05-15 Janis Johnson <janis187@us.ibm.com>
979 * doc/sourcebuild.texi: Document support for torture tests.
981 2008-05-15 Uros Bizjak <ubizjak@gmail.com>
983 * config/i386/sse.md (*vec_concatv2sf_sse4_1): Add "m" constraint
984 to alternative 4 of operand 2.
986 2008-05-15 Richard Guenther <rguenther@suse.de>
988 * tree-pass.h (current_pass): Declare.
989 (get_pass_for_id): Likewise.
990 * passes.c (passes_by_id, passes_by_id_size): New globals.
991 (set_pass_for_id): New function.
992 (get_pass_for_id): Likewise.
993 (register_one_dump_file): Use set_pass_for_id to populate passes_by_id.
994 (execute_function_todo): Flush per function statistics.
995 * toplev.c (compile_file): Init statistics.
996 (general_init): Do early statistics initialization.
997 (finalize): Finish statistics.
998 * statistics.h (statistics_early_init): Declare.
999 (statistics_init): Likewise.
1000 (statistics_fini): Likewise.
1001 (statistics_fini_pass): Likewise.
1002 (statistics_counter_event): Likewise.
1003 (statistics_histogram_event): Likewise.
1004 * statistics.c: New file.
1005 * Makefile.in (OBJS-common): Add statistics.o.
1006 (statistics.o): Add dependencies.
1007 * doc/invoke.texi (-fdump-statistics): Document.
1009 * tree-ssa-pre.c (compute_antic): Use statistics_histogram_event.
1011 (execute_pre): Use statistics_counter_event.
1012 * tree-ssa-propagate.c (struct prop_stats_d): Add num_dce field.
1013 (substitute_and_fold): Increment it. Use statistics_counter_event.
1015 2008-05-15 Diego Novillo <dnovillo@google.com>
1017 http://gcc.gnu.org/ml/gcc-patches/2008-05/msg00893.html
1019 * treestruct.def (TS_STRUCT_FIELD_TAG): Remove.
1020 * tree-ssa-alias.c (new_type_alias): Remove references to
1021 sub-variables from comment.
1022 * tree-ssa-operands.c (swap_tree_operands): Likewise.
1024 2008-05-15 H.J. Lu <hongjiu.lu@intel.com>
1026 * config/i386/sse.md (*vec_concatv2sf_sse4_1): Set prefix_extra
1027 attribute to 1 only for insertps alternative.
1029 2008-05-15 Bernd Schmidt <bernd.schmidt@analog.com>
1031 * config/bfin/bfin.md (loadbytes): New pattern.
1032 * config/bfin/bfin.c (enum bfin_builtins): Add BFIN_BUILTIN_LOADBYTES.
1033 (bfin_init_builtins): Initialize it.
1034 (bdesc_1arg): Add it.
1036 2008-05-15 Sa Liu <saliu@de.ibm.com>
1038 * testsuite/gfortran.dg/c_kind_int128_test1.f03: New.
1039 * testsuite/gfortran.dg/c_kind_int128_test2.f03: New.
1040 * testsuite/lib/target-supports.exp: Add
1041 check_effective_target_fortran_integer_16.
1043 2008-05-15 Bernd Schmidt <bernd.schmidt@analog.com>
1045 * config/bfin/bfin.h (TARGET_RETURN_IN_MEMORY): Don't define here.
1046 * config/bfin/bfin-protos.h (bfin_return_in_memory): Don't declare.
1047 * config/bfin/bfin.c (bfin_return_in_memory): Now static. Return bool.
1048 (TARGET_RETURN_IN_MEMORY): Define.
1050 2008-05-15 Richard Guenther <rguenther@suse.de>
1053 * tree-ssa-alias.c (new_type_alias): Do not set TREE_READONLY.
1054 * tree-flow-inline.h (unmodifiable_var_p): Memory tags never
1055 represent unmodifiable vars.
1057 2008-05-15 Richard Guenther <rguenther@suse.de>
1059 * tree-dfa.c (refs_may_alias_p): Allow all kinds of
1060 INDIRECT_REF and TARGET_MEM_REF.
1061 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
1064 2008-05-15 Uros Bizjak <ubizjak@gmail.com>
1065 H.J. Lu <hongjiu.lu@intel.com>
1067 * config/i386/sse.md (*vec_concatv2sf_sse4_1): New insn pattern.
1068 (*vec_concatv2si_sse4_1): Use vector_move_operand predicate
1069 for operand 2. Remove pinsr{q,d} with 0x0 immediate operand from
1070 insn alternatives. Add missing alternatives.
1071 (*vec_concatv2di_rex64_sse4_1): Likewise.
1072 (*vec_concatv2si_sse2): Use "x" register constraint instead of "Y2".
1073 (*vec_concatv2di_rex64_sse): Rename from *vec_concatv2di_rex64.
1076 2008-05-15 Richard Guenther <rguenther@suse.de>
1078 PR tree-optimization/36009
1079 PR tree-optimization/36204
1080 * tree-ssa-loop-im.c (tree-ssa-propagate.h): Include.
1081 (determine_invariantness_stmt): Record the loop a store is
1083 * Makefile.in (tree-ssa-loop-im.o): Add tree-ssa-propagate.h
1086 2008-05-15 Richard Guenther <rguenther@suse.de>
1088 PR tree-optimization/34330
1089 * tree-ssa-alias.c (get_smt_for): Only assert that accesses
1090 through the pointer will alias the SMT.
1092 2008-05-14 Andreas Tobler <a.tobler@schweiz.org>
1094 * config/sparc/sparc.h (NO_PROFILE_COUNTERS): Define as 0.
1096 2008-05-14 H.J. Lu <hongjiu.lu@intel.com>
1098 * config/i386/sse.md (*sse4_1_pinsrq): Make it 64bit only.
1100 2008-05-14 Michael Meissner <michael.meissner@amd.com>
1101 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
1103 * optabs.h (optab_index): Add OTI_vashl, OTI_vlshr, OTI_vashr,
1104 OTI_vrotl, OTI_vrotr to support vector/vector shifts.
1105 (vashl_optab): New optab for vector/vector shifts.
1106 (vashr_optab): Ditto.
1107 (vlshr_optab): Ditto.
1108 (vrotl_optab): Ditto.
1109 (vrotr_optab): Ditto.
1110 (optab_subtype): New enum for optab_for_tree_code call.
1111 (optab_for_tree_code): Add enum optab_subtype argument.
1113 * optabs.c (optab_for_tree_code): Take an additional argument to
1114 distinguish between a vector shift by a scalar and vector shift by
1115 a vector. Make lshr/ashr/ashl/rotl/rotr optabs just vector
1116 shifted by a scalar. Use vlshr/vashr/vashl/vrotl/vrotr for the
1117 vector shift by a vector.
1118 (expand_widen_pattern_expr): Pass additional argument to
1119 optab_for_tree_code.
1121 * genopinit.c (optabs): Add vashr_optab, vashl_optab, vlshr_optab,
1122 vrotl_optab, vrotr_optab.
1124 * expr.c (expand_expr_real_1): Update calls to
1125 optab_for_tree_code to distinguish between vector shifted by a
1126 scalar and vector shifted by a vector.
1127 * tree-vectorizer.c (supportable_widening_operation): Ditto.
1128 (supportable_narrowing_operation): Ditto.
1129 * tree-vect-analyze.c (vect_build_slp_tree): Ditto.
1130 * tree-vect-patterns.c (vect_pattern_recog_1): Ditto.
1131 * tree-vect-transform.c (vect_model_reduction_cost): Ditto.
1132 (vect_create_epilog_for_reduction): Ditto.
1133 (vectorizable_reduction): Ditto.
1134 (vectorizable_operation): Ditto.
1135 (vect_strided_store_supported): Ditto.
1136 (vect_strided_load_supported): Ditto.
1137 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
1138 * expmed.c (expand_shift): Ditto.
1140 * doc/md.texi (ashl@var{m}3): Document that operand 2 is always a
1142 (ashr@var{m}3): Ditto.
1143 (vashl@var{m}3): Document new vector/vector shift standard name.
1144 (vashr@var{m}3): Ditto.
1145 (vlshr@var{m}3): Ditto.
1146 (vrotl@var{m}3): Ditto.
1147 (vrotr@var{m}3): Ditto.
1149 * config/i386/i386.md (PPERM_SRC): Move PPERM masks here from i386.c.
1150 (PPERM_INVERT): Ditto.
1151 (PPERM_REVERSE): Ditto.
1152 (PPERM_REV_INV): Ditto.
1153 (PPERM_ZERO): Ditto.
1154 (PPERM_ONES): Ditto.
1155 (PPERM_SIGN): Ditto.
1156 (PPERM_INV_SIGN): Ditto.
1157 (PPERM_SRC1): Ditto.
1158 (PPERM_SRC2): Ditto.
1160 * config/i386/sse.md (mulv2di3): Add SSE5 support.
1161 (sse5_pmacsdql_mem): New SSE5 define_and_split that temporarily
1162 allows a memory operand to be the value being added, and split it
1163 to improve vectorization.
1164 (sse5_pmacsdqh_mem): Ditto.
1165 (sse5_mulv2div2di3_low): SSE5 32-bit multiply and extend function.
1166 (sse5_mulv2div2di3_high): Ditto.
1167 (vec_pack_trunc_v8hi): Add SSE5 pperm support.
1168 (vec_pack_trunc_v4si): Ditto.
1169 (vec_pack_trunc_v2di): Ditto.
1170 (sse5_pcmov_<mode>): Remove code that tried to use use
1171 andps/andnps instead of pcmov.
1172 (vec_widen_smult_hi_v4si): If we have SSE5, use the pmacsdql and
1173 pmacsdqh instructions.
1174 (vec_widen_smult_lo_v4si): Ditto.
1176 * config/i386/i386.c (PPERM_SRC): Move PPERM masks to i386.md.
1177 (PPERM_INVERT): Ditto.
1178 (PPERM_REVERSE): Ditto.
1179 (PPERM_REV_INV): Ditto.
1180 (PPERM_ZERO): Ditto.
1181 (PPERM_ONES): Ditto.
1182 (PPERM_SIGN): Ditto.
1183 (PPERM_INV_SIGN): Ditto.
1184 (PPERM_SRC1): Ditto.
1185 (PPERM_SRC2): Ditto.
1186 (ix86_expand_sse_movcc): Move the SSE5 test after the if
1188 (ix86_expand_int_vcond): If SSE5 generate all possible integer
1190 (ix86_sse5_valid_op_p): Allow num_memory to be negative, which
1191 says ignore whether the last reference is a memory operand.
1193 2008-05-14 Michael Meissner <michael.meissner@amd.com>
1194 Paolo Bonzini <bonzini at gnu dot org>
1196 * config/rs6000/rs6000.c (bdesc_2arg): Change the names of vector
1199 * config/rs6000/altivec.md (vashl<mode>3): Rename from ashl<mode>3.
1200 (vlshr<mode>3): Rename from vlshr<mode>3.
1201 (vashr<mode>3): Rename from vashr<mode>3.
1202 (mulv4sf3): Change the names of vector shift patterns.
1206 * config/spu/spu.c (spu_initialize_trampoline): Rename vector
1209 * config/spu/spu-builtins.def (SI_SHLH): Rename vector shift insns.
1234 * config/spu/spu.md (v): New iterator macro to add v for vector types.
1235 (floatunssidf2_internal): Change vector/vector shift names.
1236 (floatunsdidf2_internal): Ditto.
1243 (vashl<mode>3): Rename from ashl<mode>3.
1244 (vashr<mode>3): Rename from ashr<mode>3.
1245 (vlshr<mode>3): Rename from lshr<mode>3.
1246 (vrotl<mode>3): Rename from rotl<mode>3.
1248 2008-05-14 Michael Meissner <michael.meissner@amd.com>
1251 * config/i386/sse.md (vec_widen_smult_hi_v4si): Delete, using unsigned
1252 multiply gives the wrong value when doing widening multiplies.
1253 (vec_widen_smult_lo_v4si): Ditto.
1255 2008-05-14 Kenneth Zadeck <zadeck@naturalbridge.com>
1257 * optabs.c (prepare_cmp_insn): Changed LCT_PURE_MAKE_BLOCK to
1258 LCT_PURE and LCT_CONST_MAKE_BLOCK to LCT_CONST in calls to
1259 emit_library_call_value.
1260 * builtins.c (expand_builtin_powi, expand_builtin_memcmp): Ditto.
1261 * tree.h (ECF_LIBCALL_BLOCK): Removed.
1262 * calls.c (initialize_argument_information, precompute_arguments,
1263 expand_call, emit_library_call_value_1): Remove ECF_LIBCALL_BLOCK.
1264 (precompute_arguments): Removed flags parameter.
1265 * rtl.h (LCT_CONST_MAKE_BLOCK, LCT_PURE_MAKE_BLOCK): Removed.
1267 2008-05-14 Richard Guenther <rguenther@suse.de>
1269 * tree-ssa-dse.c (dse_possible_dead_store_p): Remove dead code.
1270 Make sure to register the store if the use is a PHI_NODE.
1272 2008-05-14 Olivier Hainque <hainque@adacore.com>
1274 * expr.c (expand_expr_real_1) <normal_inner_ref>: Force op0 to
1275 memory if the component is to be referenced in BLKmode according
1276 to get_inner_reference.
1278 2008-05-14 Adam Nemet <anemet@caviumnetworks.com>
1280 * calls.c (emit_library_call_value_1): Restore code clearing
1281 ECF_LIBCALL_BLOCK to ensure that we only call end_sequence once.
1283 2008-05-14 Olivier Hainque <hainque@adacore.com>
1284 Nicolas Roche <roche@adacore.com>
1286 * configure.ac: Add support for a "gcc_subdir" variable in
1287 config-lang.in, to denote a subdirectory where the language/GCC
1288 integration files are to be found.
1289 * configure: Regenerate.
1291 2008-05-14 Ira Rosen <irar@il.ibm.com>
1293 PR tree-optimization/36098
1294 * tree-vect-analyze.c (vect_analyze_group_access): Set the gap
1295 value for the first load in the group in case of a gap.
1296 (vect_build_slp_tree): Check that there are no gaps in loads.
1298 2008-05-14 Kenneth Zadeck <zadeck@naturalbridge.com>
1300 * doc/rtl.texi: Removed reference to REG_NO_CONFLICT notes.
1301 * optabs.c (expand_binop, expand_absneg_bit, expand_unop,
1302 expand_copysign_bit, ): Change call to emit_no_conflict_block to
1303 emit_insn and remove unneeded code to construct extra args.
1304 (emit_no_conflict_block): Removed.
1305 * optabls.h: (emit_no_conflict_block): Removed.
1306 * cse.c (cse_extended_basic_block): Remove search for
1307 REG_NO_CONFLICT note.
1308 * global.c: Removed incorrect comment added in revision 117.
1309 * expr.c (convert_move): Change call to emit_no_conflict_block to
1311 * recog.c: Change comments so that they do not mention
1313 * local_alloc.c (combine_regs): Removed last parameter.
1314 (no_conflict_p): Removed.
1315 (block_alloc): Removed note, no_conflict_combined_regno and set
1316 local vars. Removed all code to process REG_NO_CONFLICT blocks.
1317 (combine_regs): Removed already_dead and code to look for
1318 REG_NO_CONFLICT notes.
1319 * lower_subreg (remove_retval_note): Removed code to look for
1320 REG_NO_CONFLICT block.
1321 (resolve_reg_notes): Removed REG_NO_CONFLICT case.
1322 (resolve_clobber): Remove code to process libcalls that have
1323 REG_NO_CONFLICT notes.
1324 * loop_invariant.c (find_invariant_insn): Removed REG_NO_CONFLICT
1326 * combine.c (can_combine_p, distribute_notes): Removed
1327 REG_NO_CONFLICT case.
1328 * config/cris/cris.md (movdi pattern): Changed emit_no_conflict_block
1330 * config/mn10300/mn10300.md (absdf2, negdf2 patterns): Ditto.
1331 * config/m68k/m68k.md (negdf2, negxf2, absdf2, absxf2 patterns):
1333 * reg-notes.def (NO_CONFLICT): Removed.
1335 2008-05-14 David S. Miller <davem@davemloft.net>
1337 * config/sparc/sparc.c (sparc_profile_hook): If
1338 NO_PROFILE_COUNTERS, don't generate and pass a label into mcount.
1339 * config/sparc/linux.h (NO_PROFILE_COUNTERS): Define as 1.
1340 * config/sparc/linux64.h (NO_PROFILE_COUNTERS): Likewise.
1342 2008-05-14 Andreas Krebbel <krebbel1@de.ibm.com>
1344 * cse.c (cse_cc_succs): Invoke delete_insn_and_edges.
1346 2008-05-13 Uros Bizjak <ubizjak@gmail.com>
1349 * config/i386/i386.c (ix86_expand_vector_init_general): Rearrange op0
1350 and op1 expansion before vector concat to have less live pseudos.
1352 2008-05-13 H.J. Lu <hongjiu.lu@intel.com>
1354 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
1355 ix86_expand_vector_set if supported.
1357 2008-05-13 Diego Novillo <dnovillo@google.com>
1358 Kenneth Zadeck <zadeck@naturalbridge.com>
1360 http://gcc.gnu.org/ml/gcc-patches/2008-05/msg00748.html
1362 * tree.h (init_phinodes, fini_phinodes, release_phi_node,
1363 phinodes_print_statistics, init_ssanames, fini_ssanames,
1364 make_ssa_name, duplicate_ssa_name, duplicate_ssa_name_ptr_info,
1365 release_ssa_name, release_defs, replace_ssa_name_symbol,
1366 ssanames_print_statistics): Move ...
1367 * tree-flow.h: ... here.
1368 * tree-ssanames.c (init_ssanames): Add arguments FN and SIZE.
1369 Use FN instead of cfun.
1370 (make_ssa_name_fn): Rename from make_ssa_name.
1371 (pass_release_ssa_names): Add TODO_dump_func to finish flags.
1372 * tree-flow-inline.h (make_ssa_name): Move from
1373 tree-ssanames.c. Convert to static inline. Call make_ssa_name_fn.
1374 * omp-low.c (expand_omp_parallel):
1375 * tree-flow-inline.h (redirect_edge_var_map_result):
1376 * tree-ssa.c (init_tree_ssa): Add argument FN.
1377 Use it instead of cfun. Update all users.
1379 2008-05-13 Tom Tromey <tromey@redhat.com>
1381 PR preprocessor/22168:
1382 * doc/cpp.texi (Top): Update menu.
1383 (Alternatives to Wrapper #ifndef): New node.
1384 (Other Directives): Document deprecation.
1385 (Obsolete Features): Remove menu.
1386 (Assertions): Merge node into Obsolete Features.
1387 (Obsolete once-only headers): Move earlier; rename to Alternatives
1389 * doc/cppopts.texi: Update.
1390 * c.opt (Wdeprecated): Enable for C and ObjC.
1391 * doc/invoke.texi (Option Summary): Move -Wno-deprecated.
1392 (C++ Dialect Options): Move -Wno-deprecated from here to...
1393 (Warning Options): ... here.
1395 2008-05-13 Richard Guenther <rguenther@suse.de>
1398 * fold-const.c (fold_sign_changed_comparison): Do not allow
1399 changes in pointer-ness.
1401 2008-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
1404 * config/sh/sh.c (sh_expand_prologue): Don't clear
1405 RTX_FRAME_RELATED_P for push insns.
1407 2008-05-12 Andy Hutchinson <hutchinsonandy@aim.com>
1409 * config/avr/avr.h (MAX_OFILE_ALIGNMENT): Define.
1411 2008-05-12 Anatoly Sokolov <aesok@post.ru>
1413 * config/avr/avr.h (machine_function): Add 'is_leaf' field.
1414 * config/avr/avr.c (avr_regs_to_save): Compute 'machine->is_leaf'.
1415 Use 'machine->is_leaf' instead of 'leaf_func_p'.
1417 2008-05-12 H.J. Lu <hongjiu.lu@intel.com>
1419 * config/i386/sse.md (*sse_concatv4sf): Renamed to ...
1420 (*vec_concatv4sf_sse): This.
1421 (*sse2_concatv2si): Renamed to ...
1422 (*vec_concatv2si_sse2): This.
1423 (*sse1_concatv2si): Renamed to ...
1424 (*vec_concatv2si_sse): This.
1425 (*vec_concatv2di_rex): Renamed to ...
1426 (*vec_concatv2di_rex64): This.
1427 (*vec_concatv2si_sse4_1): New.
1428 (*vec_concatv2di_rex64_sse4_1): Likewise.
1430 2008-05-12 Uros Bizjak <ubizjak@gmail.com>
1432 PR rtl-optimization/36111
1433 * recog.c (validate_replace_rtx_1): Unshare new RTL expression
1434 that was created for swappable operands.
1436 2008-05-12 Samuel Tardieu <sam@rfc1149.net>
1439 * Makefile.in: Substitute GNATMAKE and GNATBIND.
1440 * configure.ac: Add call to ACX_PROG_GNAT.
1442 2008-05-11 Volker Reichelt <v.reichelt@netcologne.de>
1444 * optc-gen.awk: Fix comment typo.
1446 2008-05-11 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
1448 * pretty-print.c (pp_integer_with_precision): Use
1449 HOST_LONG_LONG_FORMAT.
1451 2008-05-10 Kenneth Zadeck <zadeck@naturalbridge.com>
1453 * gcse.c (store_killed_in_insn): Negated call to RTL_CONST_CALL_P.
1455 2008-05-10 H.J. Lu <hongjiu.lu@intel.com>
1457 * config/i386/i386.c (bdesc_ptest): Removed.
1458 (ix86_builtin_type): Add INT_FTYPE_V2DI_V2DI_PTEST.
1459 (bdesc_args): Add __builtin_ia32_ptestz128,
1460 __builtin_ia32_ptestc128 and __builtin_ia32_ptestnzc128.
1461 (ix86_init_mmx_sse_builtins): Updated.
1462 (ix86_expand_args_builtin): Handle INT_FTYPE_V2DI_V2DI_PTEST.
1463 (ix86_expand_builtin): Updated.
1465 2008-05-10 Richard Sandiford <rdsandiford@googlemail.com>
1467 * tree-cfg.c (valid_fixed_convert_types_p): New function.
1468 (verify_gimple_expr): Handle FIXED_CONVERT_EXPR.
1470 2008-05-10 Uros Bizjak <ubizjak@gmail.com>
1472 * value-prof.c (interesting_stringop_to_profile): Do not
1473 return early for BUILT_IN_MEMPCPY.
1475 2008-05-09 H.J. Lu <hongjiu.lu@intel.com>
1477 * calls.c (expand_call): Don't use callgraph to increase
1478 preferred_stack_boundary.
1480 * cgraph.h (cgraph_rtl_info): Use unsigned on
1481 preferred_incoming_stack_boundary.
1483 * final.c (rest_of_clean_state): Use unsigned on
1484 preferred_stack_boundary.
1486 2008-05-09 Tom Tromey <tromey@redhat.com>
1488 PR preprocessor/22231:
1489 * c-opts.c (sanitize_cpp_opts): Disallow -MG if compilation is
1492 2008-05-09 Uros Bizjak <ubizjak@gmail.com>
1494 PR tree-optimization/36129
1495 * tree-ssa-ccp.c: Include value-prof.h.
1496 (execute_fold_all_builtins): Call gimple_remove_stmt_histograms if
1497 built-in function was folded to a constant.
1498 * Makefile.in (tree-ssa-ccp.c): Depend on value-prof.h
1500 2008-05-09 Jan Sjodin <jan.sjodin@amd.com>
1501 Sebastian Pop <sebastian.pop@amd.com>
1503 * tree-scalar-evolution.c: Document instantiate_scev.
1504 (instantiate_parameters_1): Renamed instantiate_scev_1.
1505 Don't use the same loop for instantiation_loop and evolution_loop.
1506 (instantiate_scev): New.
1507 (instantiate_parameters): Moved...
1508 (resolve_mixers): Update call to instantiate_scev_1 to pass the
1509 same loop twice. Maintains the semantics for this function.
1510 * tree-scalar-evolution.h (instantiate_scev): Declare.
1511 (instantiate_parameters): ...here. Now static inline.
1512 * tree-data-ref.c (dr_analyze_indices): Call instantiate_scev
1513 instead of resolve_mixers.
1515 2008-05-09 Maxim Kuvyrkov <maxim@codesourcery.com>
1517 * rtl-factoring.c (collect_pattern_seqs): Fix typo.
1519 2008-05-09 Tomas Bily <tbily@suse.cz>
1521 * config/pa/pa.c (reloc_needed): Use CASE_CONVERT.
1522 * tree-cfg.c (verify_expr, verify_gimple_expr): Likewise.
1523 * tree-ssa-structalias.c (get_constraint_for): Likewise.
1524 * c-common.c (c_common_truthvalue_conversion): Likewise.
1525 * tree-object-size.c (compute_object_offset): Likewise.
1526 * tree-inline.c (estimate_num_insns_1): Likewise.
1527 * varasm.c (const_hash_1, compare_constant, copy_constant)
1528 (compute_reloc_for_constant, output_addressed_constants)
1529 (initializer_constant_valid_p): Likewise.
1530 * c-omp.c (check_omp_for_incr_expr): Likewise.
1531 * gimplify.c (gimplify_expr): Likewise.
1532 * c-typeck.c (c_finish_return): Likewise.
1533 * tree-vectorizer.c (supportable_widening_operation)
1534 (supportable_narrowing_operation): Likewise.
1535 * c-pretty-print.c (pp_c_cast_expression, pp_c_expression): Likewise.
1536 * matrix-reorg.c (can_calculate_expr_before_stmt): Likewise.
1537 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
1538 * dwarf2out.c (loc_descriptor_from_tree_1, add_bound_info)
1539 (descr_info_loc): Likewise.
1540 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Likewise.
1541 * fold-const.c (operand_equal_p, make_range, extract_muldiv_1)
1542 (fold_unary): Likewise.
1543 * builtins.c (get_pointer_alignment): Likewise.
1544 * tree-scalar-evolution.c (interpret_rhs_modify_stmt)
1545 (instantiate_parameters_1): Likewise.
1546 * tree.c (expr_align, stabilize_reference): Likewise.
1547 * tree-pretty-print.c (dump_generic_node, op_prio): Likewise.
1548 * tree-ssa-loop-niter.c (derive_constant_upper_bound): Likewise.
1549 * convert.c (strip_float_extensions): Use CONVERT_EXPR_P.
1550 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Likewise.
1551 * config/alpha/alpha.c (va_list_skip_additions): Likewise.
1552 * c-common.c (c_alignof_expr, check_function_arguments_recurse):
1554 * tree-ssa.c (tree_ssa_useless_type_conversion): Likewise.
1555 * varasm.c (initializer_constant_valid_p, output_constant): Likewise.
1556 * tree-ssa-forwprop.c (get_prop_source_stmt, can_propagate_from)
1557 (forward_propagate_addr_expr_1, forward_propagate_addr_expr)
1558 (forward_propagate_comparison)
1559 (tree_ssa_forward_propagate_single_use_vars): Likewise.
1560 * cfgexpand.c (discover_nonconstant_array_refs_r): Likewise.
1561 * emit-rtl.c (component_ref_for_mem_expr)
1562 (set_mem_attributes_minus_bitpos): Likewise.
1563 * tree-ssa-phiopt.c (conditional_replacement): Likewise.
1564 * gimplify.c (gimplify_conversion, goa_lhs_expr_p, gimplify_expr):
1566 * c-typeck.c (default_function_array_conversion, build_indirect_ref)
1567 (build_function_call, pointer_diff, build_compound_expr)
1568 (c_finish_return): Likewise.
1569 * tree-vect-analyze.c (vect_determine_vectorization_factor): Likewise.
1570 * matrix-reorg.c (get_inner_of_cast_expr, may_flatten_matrices_1):
1572 * tree-ssa-ifcombine.c (recognize_single_bit_test): Likewise.
1573 * expr.c (is_aligning_offset): Likewise.
1574 * tree-ssa-alias.c (is_escape_site): Likewise.
1575 * tree-stdarg.c (va_list_counter_bump, check_va_list_escapes)
1576 (check_all_va_list_escapes): Likewise.
1577 * tree-ssa-loop-ivopts.c (determine_base_object)
1578 (determine_common_wider_type): Likewise.
1579 * dojump.c (do_jump): Likewise.
1580 * tree-ssa-sccvn.c (simplify_unary_expression): Likewise.
1581 * tree-gimple.c (is_gimple_cast): Likewise.
1582 * fold-const.c (decode_field_reference, )
1583 (fold_sign_changed_comparison, fold_unary, fold_comparison)
1584 (fold_binary): Likewise.
1585 * tree-ssa-alias-warnings.c (find_alias_site_helper)
1586 (already_warned_in_frontend_p): Likewise.
1587 * builtins.c (get_memory_rtx, fold_builtin_next_arg): Likewise.
1588 * tree.c (really_constant_p, get_unwidened): Likewise.
1589 * tree-ssa-loop-niter.c (expand_simple_operations): Likewise.
1590 * tree-ssa-loop-im.c (rewrite_bittest): Likewise.
1591 * tree-vrp.c (register_edge_assert_for_2, register_edge_assert_for_1):
1593 * tree.h (STRIP_NOPS, STRIP_SIGN_NOPS, STRIP_TYPE_NOPS): Use
1595 (CONVERT_EXPR_P): Define.
1596 (CASE_CONVERT): Define.
1598 2008-05-08 Kenneth Zadeck <zadeck@naturalbridge.com>
1601 * dce.c (deletable_insn_p): Do not delete calls if df_in_progress.
1602 (delete_unmarked_insns): When deleting a call, call
1603 delete_unreachable_blocks.
1604 * rtl.texi (RTL_CONST_CALL_P, RTL_PURE_CALL_P,
1605 RTL_CONST_OR_PURE_CALL_P, RTL_LOOPING_CONST_OR_PURE_CALL_P): Fixed doc.
1607 2008-05-08 Richard Guenther <rguenther@suse.de>
1609 * doc/invoke.texi (-fdump-tree-salias): Remove documentation.
1610 (-ftree-salias): Likewise.
1611 (salias-max-implicit-fields): Remove param documentation.
1612 (salias-max-array-elements): Likewise.
1613 * tree-pass.h (pass_create_structure_vars): Remove.
1614 * params.h (SALIAS_MAX_IMPLICIT_FIELDS): Remove.
1615 (SALIAS_MAX_ARRAY_ELEMENTS): Likewise.
1616 * tree-ssa-alias.c (create_structure_vars): Remove.
1617 (gate_structure_vars): Likewise.
1618 (pass_create_structure_vars): Likewise.
1619 (gate_build_alias): Likewise.
1620 (pass_build_alias): Adjust to run always and dump the function.
1621 * common.opt (ftree-salias): Hide.
1622 * passes.c (init_optimization_passes): Remove
1623 pass_create_structure_vars, adjust comment.
1624 * params.def (PARAM_SALIAS_MAX_IMPLICIT_FIELDS): Remove.
1625 (PARAM_SALIAS_MAX_ARRAY_ELEMENTS): Likewise.
1626 * opts.c (decode_options): Do not set flag_tree_salias.
1627 (common_handle_option): Add OPT_ftree_salias to the backward
1628 compatibility section.
1630 2008-05-08 Richard Guenther <rguenther@suse.de>
1632 * tree-flow-inline.h (var_can_have_subvars): Move ...
1633 * tree-ssa-structalias.c (var_can_have_subvars): ... here.
1634 * tree-flow.h (var_can_have_subvars): Remove.
1635 (push_fields_onto_fieldstack): Remove.
1636 (sort_fieldstack): Likewise.
1637 (struct fieldoff): Move ...
1638 * tree-ssa-structalias.c (struct fieldoff): ... here. Remove
1639 alias_set and base_for_components fields.
1640 (sort_fieldstack): Make static.
1641 (push_fields_onto_fieldstack): Likewise. Remove code that
1642 handles anything but RECORD_TYPEs. Remove alias_set and
1643 base_for_components handling.
1644 (create_variable_info_for): Adjust.
1646 2008-05-08 Seongbae Park <seongbae.park@gmail.com>
1648 * common.opt (Wframe-larger-than=): Shorten the help message
1650 * doc/invoke.texi (Wframe-larger-than=): Add more description.
1652 2008-05-08 Rafael Espindola <espindola@google.com>
1654 * tree-complex.c (expand_complex_div_wide): Don't create CONDs that
1656 * tree-gimple.c (is_gimple_condexpr): Check that the expression doesn't
1657 trap and that both operands are gimple values.
1658 (canonicalize_cond_expr_cond): Use is_gimple_condexpr.
1659 * gcc/tree-eh.c (tree_could_trap_p): Correctly detect if a comparison
1662 2008-05-08 Richard Sandiford <rsandifo@nildram.co.uk>
1664 * read-rtl.c (join_c_conditions): Return the first string if the
1665 two strings are equal.
1667 2008-05-08 Richard Sandiford <rsandifo@nildram.co.uk>
1669 * gensupport.h (pred_data): Add a "num_codes" field.
1670 (add_predicate_code): Declare.
1671 * gensupport.c (add_predicate_code): New function.
1672 (std_pred_table): Add an "allows_const_p" field.
1673 (std_preds): Set this field for predicates that allow RTX_CONST_OBJs.
1674 Remove the (incomplete) list of such codes from the codes field.
1675 (init_predicate_table): Use add_predicate_code. Add all
1676 RTX_CONST_OBJs if allows_const_p is true.
1677 * genrecog.c (process_define_predicate): Use add_predicate_code.
1679 2008-05-08 David Daney <ddaney@avtrex.com>
1680 Richard Sandiford <rsandifo@nildram.co.uk>
1682 * config/mips/mips.md (mips_expand_compare_and_swap_12): Handle
1683 special case of constant zero operands.
1684 * config/mips/mips.c (mips_expand_compare_and_swap_12): Zero extend
1685 old and new values. Special case constant zero values.
1686 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP): Skip 'sync' if compare
1688 (MIPS_COMPARE_AND_SWAP_12): Handle constant zero operands.
1689 (MIPS_COMPARE_AND_SWAP_12_0): New macro.
1691 2008-05-08 Paolo Bonzini <bonzini@gnu.org>
1694 * simplify-rtx.c (simplify_plus_minus): Create CONST of
1695 similar RTX_CONST_OBJ before CONST_INT.
1697 2008-05-08 Steve Ellcey <sje@cup.hp.com>
1699 * stmt.c (expand_stack_restore): Change sa mode if needed.
1701 2008-05-08 Richard Guenther <rguenther@suse.de>
1703 * config/i386/i386-protos.h (ix86_return_in_memory): Adjust
1704 return type to bool.
1705 (ix86_sol10_return_in_memory): Likewise.
1706 (ix86_i386elf_return_in_memory): Likewise.
1707 (ix86_i386interix_return_in_memory): Likewise.
1708 * config/i386/i386.c (ix86_return_in_memory): Likewise.
1709 (ix86_sol10_return_in_memory): Likewise.
1710 (ix86_i386elf_return_in_memory): Likewise.
1711 (ix86_i386interix_return_in_memory): Likewise.
1713 2008-05-08 Kai Tietz <kai.tietz@onevision.com>
1716 * calls.c (compute_argument_block_size ): Add ATTRIBUTE_UNUSED to
1718 (emit_library_call_value_1): Add ATTRIBUTE_UNUSED to variable fndecl.
1719 * target-def.h: Check that TARGET_RETURN_IN_MEMORY isn't
1722 2008-05-08 Richard Guenther <rguenther@suse.de>
1724 * tree-data-ref.c (dr_analyze_alias): Do not set DR_SUBVARS.
1725 * tree-data-ref.h (struct dr_alias): Remove subvars field.
1726 (DR_SUBVARS): Remove.
1727 * tree-dfa.c (dump_subvars_for): Remove.
1728 (debug_subvars_for): Likewise.
1729 (dump_variable): Do not dump subvars.
1730 (remove_referenced_var): Do not remove subvars.
1731 * tree-flow-inline.h (clear_call_clobbered): SFTs no longer exist.
1732 (lookup_subvars_for_var): Remove.
1733 (get_subvars_for_var): Likewise.
1734 (get_subvars_at): Likewise.
1735 (get_first_overlapping_subvar): Likewise.
1736 (overlap_subvar): Likewise.
1737 * tree-flow.h (subvar_t): Remove.
1738 (struct var_ann_d): Remove subvars field.
1739 * tree-ssa-alias.c (mark_aliases_call_clobbered): Remove queued
1740 argument. Remove special handling of SFTs.
1741 (compute_tag_properties): Likewise.
1742 (set_initial_properties): Likewise.
1743 (compute_call_clobbered): Likewise.
1744 (count_mem_refs): Likewise.
1745 (compute_memory_partitions): Likewise.
1746 (compute_flow_insensitive_aliasing): Likewise.
1747 (setup_pointers_and_addressables): Likewise.
1748 (new_type_alias): Likewise.
1749 (struct used_part): Remove.
1750 (used_portions): Likewise.
1751 (struct used_part_map): Likewise.
1752 (used_part_map_eq): Likewise.
1753 (used_part_map_hash): Likewise.
1754 (free_used_part_map): Likewise.
1755 (up_lookup): Likewise.
1756 (up_insert): Likewise.
1757 (get_or_create_used_part_for): Likewise.
1758 (create_sft): Likewise.
1759 (create_overlap_variables_for): Likewise.
1760 (find_used_portions): Likewise.
1761 (create_structure_vars): Likewise.
1762 * tree.def (STRUCT_FIELD_TAG): Remove.
1763 * tree.h (MTAG_P): Adjust.
1764 (struct tree_memory_tag): Remove base_for_components and
1765 unpartitionable flags.
1766 (struct tree_struct_field_tag): Remove.
1767 (SFT_PARENT_VAR): Likewise.
1768 (SFT_OFFSET): Likewise.
1769 (SFT_SIZE): Likewise.
1770 (SFT_NONADDRESSABLE_P): Likewise.
1771 (SFT_ALIAS_SET): Likewise.
1772 (SFT_UNPARTITIONABLE_P): Likewise.
1773 (SFT_BASE_FOR_COMPONENTS_P): Likewise.
1774 (union tree_node): Remove sft field.
1775 * alias.c (get_alias_set): Remove special handling of SFTs.
1776 * print-tree.c (print_node): Remove handling of SFTs.
1777 * tree-dump.c (dequeue_and_dump): Likewise.
1778 * tree-into-ssa.c (mark_sym_for_renaming): Likewise.
1779 * tree-nrv.c (dest_safe_for_nrv_p): Remove special handling of SFTs.
1780 * tree-predcom.c (set_alias_info): Do not set subvars.
1781 * tree-pretty-print.c (dump_generic_node): Do not handle SFTs.
1782 * tree-ssa-loop-ivopts.c (get_ref_tag): Likewise.
1783 * tree-ssa-operands.c (access_can_touch_variable): Likewise.
1784 (add_vars_for_offset): Remove.
1785 (add_virtual_operand): Remove special handling of SFTs.
1786 (add_call_clobber_ops): Likewise.
1787 (add_call_read_ops): Likewise.
1788 (get_asm_expr_operands): Likewise.
1789 (get_modify_stmt_operands): Likewise.
1790 (get_expr_operands): Likewise.
1791 (add_to_addressable_set): Likewise.
1792 * tree-ssa.c (verify_ssa_name): Do not handle SFTs.
1793 * tree-tailcall.c (suitable_for_tail_opt_p): Likewise.
1794 * tree-vect-transform.c (vect_create_data_ref_ptr): Do not set subvars.
1795 * tree.c (init_ttree): Remove STRUCT_FIELD_TAG initialization.
1796 (tree_code_size): Remove STRUCT_FIELD_TAG handling.
1797 (tree_node_structure): Likewise.
1798 * tree-ssa-structalias.c (set_uids_in_ptset): Remove special
1800 (find_what_p_points_to): Likewise.
1802 2008-05-08 Sa Liu <saliu@de.ibm.com>
1804 * config/spu/spu.md: Fixed subti3 pattern.
1806 2008-05-08 Richard Guenther <rguenther@suse.de>
1809 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Make
1810 sure to create a representative for trailing arrays for PTA.
1812 2008-05-08 Richard Guenther <rguenther@suse.de>
1815 * fold-const.c (operand_equal_p): Two objects which types
1816 differ in pointerness are not equal.
1818 2008-05-08 Kai Tietz <kai.tietz@onevision.com>
1820 * calls.c (compute_argument_block_size): Add argument tree fndecl.
1821 (OUTGOING_REG_PARM_STACK_SPACE): Add function type argument.
1822 (emit_library_call_value_1): Add new variable fndecl initialized by
1823 NULL_TREE. It should be the decl type of orgfun, but this information
1824 seems not to be available here, so it uses the default calling abi.
1825 * config/arm/arm.c (arm_return_in_memory): Add fntype argumen.
1826 * config/arm/arm.h (RETURN_IN_MEMORY): Replace RETURN_IN_MEMORY
1827 by TARGET_RETURN_IN_MEMORY.
1828 * config/i386/i386-interix.h: Likewise.
1829 * config/i386/i386.h: Likewise.
1830 * config/i386/i386elf.h: Likewise.
1831 * config/i386/ptx4-i.h: Likewise.
1832 * config/i386/sol2-10.h: Likewise.
1833 * config/i386/sysv4.h: Likewise.
1834 * config/i386/vx-common.h: Likewise.
1835 * config/cris/cris.h: Removed #if 0 clause.
1836 * config/arm/arm-protos.h (arm_return_in_memory): Add fntype argument.
1837 * config/i386/i386-protos.h (ix86_return_in_memory): Add fntype
1839 (ix86_sol10_return_in_memory): Likewise.
1840 (ix86_i386elf_return_in_memory): New.
1841 (ix86_i386interix_return_in_memory): New.
1842 * config/mt/mt-protos.h (mt_return_in_memory): New.
1843 * config/mt/mt.c: Likewise.
1844 * config/mt/mt.h (OUTGOING_REG_PARM_STACK_SPACE): Add FNTYPE argument.
1845 (RETURN_IN_MEMORY): Replace by TARGET_RETURN_IN_MEMORY.
1846 * config/bfin/bfin.h: Likewise.
1847 * config/bfin/bfin-protos.h (bfin_return_in_memory): Add fntype
1849 * config/bfin/bfin.c: Likewise.
1850 * config/pa/pa.h (OUTGOING_REG_PARM_STACK_SPACE): Add FNTYPE argument.
1851 * config/alpha/unicosmk.h: Likewise.
1852 * config/i386/cygming.h: Likewise.
1853 * config/iq2000/iq2000.h: Likewise.
1854 * config/mips/mips.h: Likewise.
1855 * config/mn10300/mn10300.h: Likewise.
1856 * config/rs6000/rs6000.h: Likewise.
1857 * config/score/score.h: Likewise.
1858 * config/spu/spu.h: Likewise.
1859 * config/v850/v850.h: Likewise.
1860 * defaults.h: Likewise.
1861 * doc/tm.texi (OUTGOING_REG_PARM_STACK_SPACE): Adjust documentation.
1862 * expr.c (emit_block_move): Adjust use of
1863 OUTGOING_REG_PARM_STACK_SPACE.
1864 * function.c (STACK_DYNAMIC_OFFSET): Adjust use of
1865 OUTGOING_REG_PARM_STACK_SPACE.
1866 * targhooks.c (default_return_in_memory): Remove RETURN_IN_MEMORY.
1868 2008-05-08 Jakub Jelinek <jakub@redhat.com>
1870 * tree-parloops.c (create_parallel_loop): Set OMP_RETURN_NOWAIT
1871 on OMP_RETURN for OMP_FOR.
1874 * dwarf2out.c (dw_expand_expr, common_check): Removed.
1875 (fortran_common): New function.
1876 (gen_variable_die): Call fortran_common instead of common_check,
1877 adjust for it returning tree instead of rtx. Formatting.
1879 2008-05-07 Kenneth Zadeck <zadeck@naturalbridge.com>
1883 * see.c (see_copy_insn): Copy new pure const attributes for new call.
1884 * c-decl.c (merge_decls): Ditto.
1885 * postreload.c (record_opr_changes): Change CONST_OR_PURE_CALL_P
1886 to RTL_CONST_OR_PURE_CALL_P.
1887 * tree.c (define_local_buitin): Rename DECL_IS_PURE to DECL_PURE_P.
1888 Initialized DECL_LOOPING_CONST_PURE.
1889 (process_call_operands): Set tree_side_effects properly.
1890 * tree.h (TREE_READONLY_DECL_P): Removed.
1891 (DECL_IS_PURE): Renamed to DECL_PURE_P.
1892 (DECL_LOOPING_OR_CONST_P): New macro.
1893 (struct tree_function_decl): Added looping_const_or_pure_p.
1895 (ECF_LOOPING_OR_CONST_P): New macro.
1896 * rtlanal.c (pure_const_p): Removed.
1897 * builtins.c (expand_builtin): Rename DECL_IS_PURE to DECL_PURE_P.
1898 * reorg.c (delete_prior_computation) Changed CONST_OR_PURE_CALL_P
1899 to RTL_CONST_CALL_P.
1900 * ipa-pure-const.c (pure_const_state_e): Added looping field.
1901 (check_decl, check_tree, check_call, scan_function): Initialize
1903 (analyze_function): Rename DECL_IS_PURE to DECL_PURE_P.
1904 (static_execute): Set looping true for recursive functions.
1905 Undo setting state to IPA_NEITHER for recursive functions.
1907 * ifcvt.c (noce_can_store_speculate_p): Changed
1908 CONST_OR_PURE_CALL_P and pure_call_p to RTL_CONST_CALL_P or
1909 RTL_CONST_OR_PURE_CALL_P.
1910 * dse.c (scan_insn): Ditto.
1911 * local-alloc.c (validate_equiv_mem, memref_used_between_p): Ditto.
1912 * gcse.c (oprs_not_seen_p) Changed CONST_OR_PURE_CALL_P to
1913 RTL_CONST_OR_PURE_CALL_P.
1914 (store_killed_in_insn): Changed CONST_OR_PURE_CALL_P and
1915 pure_call_p to RTL_CONST_CALL_P.
1916 * gimplify.c (gimplify_call_expr): Clear side effects for
1917 non-looping pure and constant calls.
1918 * calls.c (emit_call_1): Set rtl flags from ecf flags.
1919 (flags_from_decl_or_type): Set ecf flags from decl flags.
1920 (initialize_argument_information): Turn off
1921 ECF_LOOPING_CONST_OR_PURE when turning off ECF_CONST.
1922 Change const to pure if callee_copies is true rather than just
1924 (expand_call): Turn off ECF_LOOPING_PURE_CONST_CALL and remove old
1925 way of marking pure calls.
1926 (emit_library_call_value_1): Turn off ECF_LOOPING_PURE_CONST_CALL.
1927 Remove hack that was supposed to fix pr7335 and remove old
1928 way of marking pure calls.
1929 * emit-rtl.c (emit_copy_of_insn_after): Copy RTL_CONST_CALL_P,
1930 RTL_PURE_CALL_P, RTL_LOOPING_CONST_OR_PURE_CALL_P.
1931 * cselib.c (cselib_process_insn): Changed CONST_OR_PURE_CALL_P to
1932 RTL_CONST_OR_PURE_CALL_P.
1933 * tree-ssa-pre.c (can_value_number_call): Fixed spacing.
1934 * loop-invariant.c (find_exits, find_invariant_bb): Changed
1935 CONST_OR_PURE_CALL_P to RTL_CONST_OR_PURE_CALL_P.
1936 * sched-deps.c (schedule_analyze): Ditto.
1937 * rtl.h (struct rtx_def): Use call field, unchanging field, and
1938 return_val field of calls to represent pure and const function info.
1939 (CONST_OR_PURE_CALL_P): Deleted macro.
1940 (RTL_CONST_CALL_P, RTL_PURE_CALL_P,
1941 RTL_LOOPING_CONST_OR_PURE_CALL_P, RTL_CONST_OR_PURE_P): New macros.
1942 * tree-inline.c (copy_body_r): Changed TREE_READONLY_DECL_P to
1944 * tree-optimize.c (execute_fixup_cfg): Added test for
1945 ECF_LOOPING_CONST_OR_PURE.
1946 * c-common.c (handle_pure_attribute): Changed DECL_IS_PURE to
1948 * tree-cfg.c (update_call_expr_flags): Do not clear tree side
1949 effects for looping pure or const calls.
1950 (verify_gimple_expr): Added verification code.
1951 * config/alpha/alpha.c (alpha_legitimize_address,
1952 alpha_emit_xfloating_libcall): Changed CONST_OR_PURE_CALL_P to
1954 * config/s390/s390.c (s390_emit_tls_call_insn): Ditto.
1955 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Ditto.
1956 * config/mips/mips.c (mips_call_tls_get_addr): Ditto.
1957 * cfgrtl.c (need_fake_edge_p): Changed CONST_OR_PURE_CALL_P to
1958 RTL_CONST_OR_PURE_CALL_P.
1959 * dce.c (deletable_insn_p): Allow non looping, non sibling, pure
1960 and const calls to be deleted.
1962 2008-05-07 Uros Bizjak <ubizjak@gmail.com>
1965 * config/i386/mmx.md (mmx_subv2sf3): New expander.
1966 (*mmx_subv2sf3): Rename from mmx_subv2sf3 insn pattern.
1967 (*mmx_eqv2sf3): Rename from mmx_eqv2sf3 insn pattern.
1968 (mmx_eqv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
1969 to handle nonimmediate operands.
1970 (*mmx_paddwd): Rename from mmx_paddwd insn pattern.
1971 (mmx_paddwd): New expander. Use ix86_fixup_binary_operands_no_copy
1972 to handle nonimmediate operands.
1973 (*mmx_pmulhrwv4hi3): Rename from mmx_pmulhrwv4hi3 insn pattern.
1974 (mmx_pmulhrwv4hi3): New expander. Use
1975 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
1976 (*sse2_umulv1siv1di3): Rename from sse2_umulv1siv1di3 insn pattern.
1977 (sse2_umulv1siv1di3): New expander. Use
1978 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
1979 (*mmx_eq<mode>3): Rename from mmx_eq<mode>3 insn pattern.
1980 (mmx_eq<mode>3): New expander. Use
1981 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
1982 (*mmx_uavgv8qi3): Rename from mmx_uavgv8qi3 insn pattern.
1983 (mmx_uavgv8qi3): New expander. Use
1984 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
1985 (*mmx_uavgv4hi3): Rename from mmx_uavgv4hi3 insn pattern.
1986 (mmx_uavgv4hi3): New expander. Use
1987 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
1989 * config/i386/sse.md
1990 (sse_movhlps_exp): New expander. Use ix86_fixup_binary_operands
1991 to handle nonimmediate operands.
1992 (sse_movlhps_exp): New expander. Use ix86_fixup_binary_operands
1993 to handle nonimmediate operands.
1994 (sse_loadhps_exp): New expander. Use ix86_fixup_binary_operands
1995 to handle nonimmediate operands.
1996 (sse_loadlps_exp): New expander. Use ix86_fixup_binary_operands
1997 to handle nonimmediate operands.
1998 (sse2_unpckhpd_exp): New expander. Use
1999 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
2000 (sse2_unpcklpd_exp): New expander. Use
2001 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
2002 (sse_loadhpd_exp): New expander. Use ix86_fixup_binary_operands
2003 to handle nonimmediate operands.
2004 (sse_loadlpd): New expander. Use ix86_fixup_binary_operands
2005 to handle nonimmediate operands.
2006 (*sse2_<plusminus_insn><mode>3): Rename from
2007 sse2_<plusminus_insn><mode>3 insn pattern.
2008 (sse2_<plusminus_insn><mode>3): New expander. Use
2009 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
2010 (*sse2_umulv2siv2di3): Rename from sse2_umulv2siv2di3 insn pattern.
2011 (sse2_umulv2siv2di3): New expander. Use
2012 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
2013 (*sse4_1_mulv2siv2di3): Rename from sse4_1_mulv2siv2di3 insn pattern.
2014 (sse4_1_mulv2siv2di3): New expander. Use
2015 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
2016 (*sse2_pmaddwd): Rename from sse2_pmaddwd insn pattern.
2017 (sse2_pmaddwd): New expander. Use
2018 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
2019 (*sse2_eq<mode>3): Rename from sse2_eq<mode>3 insn pattern.
2020 (sse2_eq<mode>3): New expander. Use
2021 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
2022 (*sse4_1_eqv2di3): Rename from sse4_1_eqv2di3 insn pattern.
2023 (sse4_1_eqv2di3): New expander. Use
2024 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
2025 (*sse2_uavgv16qi3): Rename from sse2_uavgv16qi3 insn pattern.
2026 (sse2_uavgv16qi3): New expander. Use
2027 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
2028 (*sse2_uavgv16qi3): Rename from sse2_uavgv16qi3 insn pattern.
2029 (sse2_uavgv16qi3): New expander. Use
2030 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
2031 (*sse2_uavgv8hi3): Rename from sse2_uavgv8hi3 insn pattern.
2032 (sse2_uavgv8hi3): New expander. Use
2033 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
2034 (*ssse3_pmulhrswv8hi3): Rename from ssse3_pmulhrswv8hi3 insn pattern.
2035 (ssse3_pmulhrswv8hi3): New expander. Use
2036 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
2037 (*ssse3_pmulhrswv4hi3): Rename from ssse3_pmulhrswv4hi3 insn pattern.
2038 (ssse3_pmulhrswv4hi3): New expander. Use
2039 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
2041 (<sse>_vm<plusminus_insn><mode>3): Do not use ix86_binary_operator_ok.
2042 (<sse>_vmmul<mode>3): Ditto.
2043 (divv4sf3): Do not use ix86_fixup_binary_operands_no_copy.
2045 (ssse3_pmaddubsw128): Use register_operand for operand 1.
2046 (ssse3_pmaddubsw): Ditto.
2048 * config/i386/i386.c (struct_builtin_description)
2049 [IX86_BUILTIN_LOADHPS]: Use CODE_FOR_sse_loadhps_exp.
2050 [IX86_BUILTIN_STOREHPS]: Use CODE_FOR_sse_loadlps_exp.
2051 [IX86_BUILTIN_LOADHPD]: Use CODE_FOR_sse2_loadhpd_exp.
2052 [IX86_BUILTIN_LOADLPD]: Use CODE_FOR_sse2_loadlpd_exp.
2053 [IX86_BUILTIN_MOVHLPS]: Use CODE_FOR_sse_movhlps_exp.
2054 [IX86_BUILTIN_MOVLHPS]: Use CODE_FOR_sse_movlhps_exp.
2055 [IX86_BUILTIN_UNPCKHPD]: Use FOR_sse2_unpckhpd_exp.
2056 [IX86_BUILTIN_UNPCKLPD]: Use FOR_sse2_unpcklpd_exp.
2057 (ix86_fixup_binary_operands): Assert that src1
2058 and src2 must have the same mode when swapped.
2059 (ix86_expand_binop_builtin): Do not use ix86_fixup_binary_operands
2060 and ix86_binary_operator_ok. Do not force operands in registers
2063 2008-05-07 Jan Hubicka <jh@suse.cz>
2065 * cgraph.c (dump_cgraph_node): Update.
2066 * cgraph.h (cgraph_local_info): Break out inline summary.
2067 * cgraphunit.c (cgraph_process_new_functions): Use inliner analysis
2069 * ipa-inline (inline_summary): New accestor function.
2070 (cgraph_clone_inlined_nodes, cgraph_check_inline_limits,
2071 cgraph_decide_inlining, compute_inline_parameters): Update.
2072 * ipa.c (cgraph_remove_unreachable_nodes): Remove statistics.
2074 2008-05-07 Maxim Kuvyrkov <maxim@codesourcery.com>
2076 Cleanup ColdFire scheduling support and add V4 pipeline model.
2078 * config/m68k/m68k.md (UNSPEC_TIE): New constant.
2079 (define_attr cpu): Add cfv4 value.
2080 (define_attr type, define_attr type1): Merge into a single 'type'
2081 attribute. Update all uses.
2082 (define_attr opx_type, define_attr opy_type, define_attr opx_access):
2083 Rearrange and update. Rename value 'reg' to 'Rn', add value 'FPn'.
2085 (define_attr opx_mem, define_attr opy_mem): Remove.
2086 (define_attr op_mem): Clean up, update comment.
2087 (define_attr size): Use specific values instead of general int.
2088 (define_attr guess, define_attr split): Remove. Update all uses.
2089 (movdf_internal, tstsi_internal, tsthi_internal, tstqi_internal,
2090 tst<mode>_68881, pushexthisi_const, movsi_const0_68000_10,
2091 movsi_const0_68040_60, movsi_const0, movsi_cf, movstrictqi_cf,
2092 zero_extendhisi2_cf, zero_extendqisi2_cfv4, cfv4_extendhisi2,
2093 68k_extendhisi2, extendqihi2, cfv4_extendqisi2, 68k_extendqisi2,
2094 floatsi<mode>2_68881, ftrunc<mode>2_68881, ftrunc<mode>2_cf,
2095 fix<mode>qi2_68881, fix<mode>hi2_68881, fix<mode>si2_68881,
2096 adddi_dishl32, addsi3_5200, add<mode>3_floatsi_68881,
2097 add<mode>3_floathi_68881, add<mode>3_floatqi_68881,
2098 add<mode>3_68881, add<mode>3_cf, subdi_dishl32, subsi3,
2099 sub<mode>3_floatsi_68881, sub<mode>3_floathi_68881,
2100 sub<mode>3_floatqi_68881, sub<mode>3_68881, sub<mode>3_cf,
2101 mulhi3, mulhisi3, mulhisisi3_s, mulsi3_68020, mulsi3_cf,
2102 umulhisi3, mulhisisi3_z, mul<mode>3_floatsi_68881,
2103 mul<mode>3_floathi_68881, mul<mode>3_floatqi_68881, fmul<mode>3_cf,
2104 div<mode>3_cf, sqrt<mode>2_cf, abs<mode>2_cf, clzsi2,
2105 one_cmplsi2_5200, subreghi1ashrdi_const32, ashrsi3, lshrsi3,
2106 bsetmemqi, bsetmemqi_ext, bclrmemqi, bclrmemqi_ext,
2107 beq, bne, bgt, blt, bordered, bunordered, buneq, bunge, bungt, bunle,
2108 bunlt, bltgt, tablejump_internal, call, non_symbolic_call_value,
2109 symbolic_call_value_jsr, symbolic_call_value_bsr, link):
2110 Update or set attributes.
2111 (stack_tie): New fake instruction.
2113 * config/m68k/m68k.h (TUNE_CFV4): New macro.
2114 (m68k_sched_attr_size): Update declaration.
2115 (m68k_sched_attr_type2): Remove.
2116 (m68k_sched_address_bypass_p, m68k_sched_indexed_address_bypass_p):
2117 Declare new bypass predicates.
2119 * config/m68k/m68k.c (m68k_sched_issue_rate,
2120 m68k_sched_first_cycle_multipass_dfa_lookahead): Declare hook
2122 (TARGET_SCHED_ISSUE_RATE,
2123 TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD): Override hooks.
2124 (override_options): Handle scheduling for ColdFire V4 core.
2125 (m68k_expand_prologue): Emit stack_tie.
2126 (enum attr_op_type): Split value 'OP_TYPE_REG' to 'OP_TYPE_RN' and
2127 'OP_TYPE_FPN'. Update all uses.
2128 (sched_guess_p): Remove.
2129 (sched_address_type): Handle symbolic addresses.
2130 (sched_get_operand): New static function.
2131 (sched_operand_type): Merge into sched_attr_op_type.
2132 (sched_attr_op_type): Handle FP registers, handle quick constants,
2134 (m68k_sched_attr_opx_type, m68k_sched_attr_opy_type): Update.
2135 (m68k_sched_attr_size): Update. Move logic to ...
2136 (sched_get_attr_size_int): New static function.
2137 (sched_get_opxy_mem_type): New static function.
2138 (m68k_sched_attr_op_mem): Update.
2139 (m68k_sched_attr_type2): Remove.
2140 (sched_cfv4_bypass_data): New static variable.
2141 (m68k_sched_adjust_cost): Handle ColdFire V4 bypass.
2142 (m68k_sched_issue_rate): Implement scheduler hook.
2143 (struct _sched_ib: enabled_p): New field.
2144 (m68k_sched_variable_issue): Update. Handle V4.
2145 (SCHED_DUMP_TODO, SCHED_DUMP_DONE, SCHED_DUMP_NOTHING,
2146 sched_dump_class_func_t, sched_dump_split_class,
2147 sched_dump_dfa_guess_unit_code, sched_dump_dfa_state,
2148 sched_dump_dfa_class, m68k_sched_dump): Remove.
2149 (m68k_sched_first_cycle_multipass_dfa_lookahead): Implement scheduler
2151 (m68k_sched_init_global): Remove statisctics dumping, introduce
2152 sanity check that all instructions have pipeline reservations. Handle
2154 (m68k_sched_dfa_pre_advance_cycle, m68k_sched_dfa_post_advance_cycle):
2155 Handle ColdFire V4 core.
2156 (sched_mem_operand_p, sched_get_reg_operand, sched_get_mem_operand):
2157 New static functions.
2158 (m68k_sched_address_bypass_p): New bypass predicate.
2159 (sched_get_indexed_address_scale): New static function.
2160 (m68k_sched_indexed_address_bypass_p): New bypass predicate.
2162 * cf.md: Update comments.
2163 (define_attr type2): Remove. Use 'type' attribute instead.
2165 (cf_ib): Rename to cfv123_ib. Update all uses.
2166 (cf_oep): Rename to cfv123_oep. Update all uses.
2167 (cf_chr): Rename to cfv123_chr. Update all uses.
2168 (cf_mem): Rename to cfv123_mem. Update all uses.
2169 (cf_mac): Move to more appropriate place.
2170 (cfv123_guess): New automaton and cpu_unit.
2171 (cfv123_*, cfv12_*, cfv1_*, cfv2_*, cfv3_*): Use type attribute.
2172 Update uses of 'size' attribute. Handle before reload scheduling.
2173 (cfv123_guess): New dummy reservation for unhandled instructions.
2174 (cfv4_*): Pipeline description of ColdFire V4 core.
2175 (ignore): New reservation to handle 'ignore' type.
2177 2008-05-07 Ian Lance Taylor <iant@google.com>
2180 * gimplify.c (find_single_pointer_decl_1): Don't look through
2182 (find_single_pointer_decl): Adjust comments.
2184 2008-05-07 Jakub Jelinek <jakub@redhat.com>
2187 * fold-const.c (fold_binary): Use STRIP_SIGN_NOPS instead of
2188 STRIP_NOPS on arguments even for MIN_EXPR and MAX_EXPR.
2191 * omp-low.c (expand_omp_atomic_pipeline): Load value using the
2192 integral type rather than floating point, then VIEW_CONVERT_EXPR
2193 to the floating point type.
2195 2008-05-07 Uros Bizjak <ubizjak@gmail.com>
2197 * config/i386/i386.c (ix86_expand_copysign): Force non-zero constant
2198 TFmode op0 to register.
2200 2008-05-07 Alan Modra <amodra@bigpond.net.au>
2202 * c-decl.c (grokdeclarator): Comment typo.
2204 2008-05-06 Aldy Hernandez <aldyh@redhat.com>
2206 * tree-flow.h: Remove prototype for computed_goto_p.
2207 * tree-cfg.c (computed_goto_p): Make static.
2209 2008-05-06 H.J. Lu <hongjiu.lu@intel.com>
2212 * config/i386/i386.c (contains_128bit_aligned_vector_p): Renamed to ...
2213 (contains_aligned_value_p): This. Handle _Decimal128.
2214 (ix86_function_arg_boundary): Only align _Decimal128 to its
2215 natural boundary and handle it properly.
2217 2008-05-06 Martin Jambor <mjambor@suse.cz>
2219 * ipa-cp.c (ipcp_method_orig_node): Renamed to ipcp_get_orig_node.
2220 (ipcp_method_is_cloned): Renamed to ipcp_node_is_clone
2221 (ipcp_method_set_orig_node): Removed.
2222 (ipcp_cval_get_cvalue_type): Removed.
2223 (ipcp_method_get_scale): Renamed to ipcp_get_node_scale.
2224 (ipcp_method_set_scale): Renamed to ipcp_set_node_scale.
2225 (ipcp_cval_set_cvalue_type): Removed.
2226 (ipcp_cval_get_cvalue): Removed.
2227 (ipcp_cval_set_cvalue): Removed.
2228 (ipcp_type_is_const): Renamed to ipcp_lat_is_const.
2229 (ipcp_cval_equal_cvalues): Renamed to ipcp_lats_are_equal
2230 (ipcp_lats_are_equal): Changed parameters to two ipcp_lattice's
2231 (ipcp_cval_meet): Renamed to ipa_lattice_meet
2232 (ipcp_cval_changed): Changed to use ipcp_lat_is_const
2233 (ipcp_method_cval): Renamed to ipcp_get_ith_lattice
2234 (ipcp_get_ith_lattice): Changed parameters.
2235 (ipcp_cval_compute): Renamed to ipcp_lattice_from_jfunc
2236 (ipcp_lattice_from_jfunc): Changed parameters.
2237 (ipcp_redirect): Local lattice pointer instead of lattice type variable.
2238 (ipcp_method_cval_print): Added temporary variable info.
2239 (ipcp_redirect): Removed already unused local variable caller.
2240 (ipcp_redirect): New temporary variable orig_callee_info
2241 (ipcp_redirect): Removed newly unused local variable callee.
2242 (ipcp_redirect): Removed (a bit confusing) local variable type.
2243 (ipcp_insert_stage): Added local variable info.
2244 (ipcp_cval_changed): Renamed to ipcp_lattice_changed, parameters
2246 (ipcp_formal_create): Removed.
2247 (ipcp_method_cval_set): Removed.
2248 (ipcp_propagate_stage): Renamed lattice variables.
2249 (ipcp_method_cval_set_cvalue_type): Removed.
2250 (ipcp_method_cval_print): Renamed to ipcp_print_all_lattices
2251 (ipcp_print_all_lattices): Changed printed strings to refer to
2252 lattices rather than cvals.
2253 (ipcp_method_cval_init): Renamed to ipcp_initialize_node_lattices
2254 (ipcp_propagate_const): Changed formal parameters.
2255 (build_const_val): Changed formal parameters.
2256 (ipcp_insert_stage): Removed useless variable cvalue
2257 (build_const_val): Changed formal parameters.
2258 (ipcp_method_compute_scale): Renamed to ipcp_compute_node_scale
2259 (ipcp_after_propagate): Renamed to ipcp_change_tops_to_bottom
2260 (ipcp_callsite_param_print): Renamed to ipcp_print_all_jump_functions
2261 (ipcp_profile_mt_count_print): Renamed to ipcp_print_func_profile_counts
2262 (ipcp_print_func_profile_counts): Changed string from "method" to
2264 (ipcp_profile_cs_count_print): Renamed to ipcp_print_call_profile_counts
2265 (ipcp_profile_edge_print): Renamed to ipcp_print_edge_profiles
2266 (ipcp_profile_bb_print): Renamed to ipcp_print_bb_profiles
2267 (ipcp_structures_print): Renamed to ipcp_print_all_structures
2268 (ipcp_profile_print): Renamed to ipcp_print_profile_data
2269 (ipcp_lat_is_const): Changed parameters and made inline.
2270 (ipcp_replace_map_create): Renamed to ipcp_create_replace_map
2271 (ipcp_redirect): Renamed to ipcp_need_redirect_p
2272 (ipcp_need_redirect_p): Calls ipcp_lat_is_const instead of using
2273 the predicate condition directly
2274 (ipcp_propagate_stage): Added local variable args. Removed local
2275 variable callee. (Both are mere code simplifications.)
2276 (ipcp_method_dont_insert_const): Renamed to
2277 ipcp_node_not_modifiable_p.
2278 (ipcp_node_not_modifiable_p): Made inline.
2279 (ipcp_cloned_create): Renamed to ipcp_init_cloned_node
2280 (ipcp_propagate_const): Renamed to ipcp_propagate_one_const
2281 (ipcp_print_all_lattices): Removed variable cvalue
2282 (ipcp_method_scale_print): Renamed to ipcp_function_scale_print
2285 2008-05-06 Olivier Hainque <hainque@adacore.com>
2287 * tree-sra.c (try_instantiate_multiple_fields): Early return
2288 if field has POINTER_TYPE.
2290 2008-05-06 Kai Tietz <kai.tietz@onevision.com>
2292 * config/i386/i386.c (output_set_got): Fix for x86_64 output_emit_asm
2293 by using 'q' specifier for instruction.
2294 (ix86_file_end): Replaced case TARGET_64BIT_MS_ABI by TARGET_64BIT.
2296 2008-05-06 Anatoly Sokolov <aesok@post.ru>
2298 * config/avr/avr.md (*sbrx_branch, *sbix_branch, *sbix_branch_tmp):
2299 Change mode of zero_extract from QImode to HImode.
2300 (sign bit tests peepholes): (Ditto.).
2302 2008-05-06 Uros Bizjak <ubizjak@gmail.com>
2304 * config/i386/mmx.md: Remove double backslashes from asm templates.
2305 (*mmx_addv2sf3): Rename from mmx_addv2sf3 insn pattern.
2306 (mmx_addv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
2307 to handle nonimmediate operands.
2308 (*mmx_mulv2sf3): Rename from mmx_mulv2sf3 insn pattern.
2309 (mmx_mulv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
2310 to handle nonimmediate operands.
2311 (*mmx_<code>v2sf3_finite): New insn pattern.
2312 (*mmx_<code>v2sf3): Rename from mmx_<code>v2sf3 insn pattern.
2313 (mmx_<code>v2sf3): New expander. Use
2314 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
2315 (mmx_<plusminus_insn><mode>3): New expander. Use
2316 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
2317 (*mmx_<plusminus_insn><mode>3): New insn pattern.
2318 (mmx_add<mode>3): Removed.
2319 (mmx_ssadd<mode>3): Ditto.
2320 (mmx_usadd<mode>3): Ditto.
2321 (mmx_sub<mode>3): Ditto.
2322 (mmx_sssub<mode>3): Ditto.
2323 (mmx_ussub<mode>3): Ditto.
2324 (*mmx_mulv4hi3): Rename from mmx_mulv4hi3 insn pattern.
2325 (mmx_mulv4hi3): New expander. Use ix86_fixup_binary_operands_no_copy
2326 to handle nonimmediate operands.
2327 (*mmx_smulv4hi3_highpart): Rename from mmx_smulv4hi3_highpart
2329 (mmx_smulv4hi3_highpart): New expander. Use
2330 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
2331 (*mmx_umulv4hi3_highpart): Rename from mmx_umulv4hi3_highpart
2333 (mmx_umulv4hi3_highpart): New expander. Use
2334 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
2335 (*mmx_<code>v4hi3): Rename from mmx_<code>v4hi3 insn pattern.
2336 (mmx_<code>v4hi3): New expander. Use
2337 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
2338 (*mmx_<code>v8qi3): Rename from mmx_<code>v8qi3 insn pattern.
2339 (mmx_<code>v8qi3): New expander. Use
2340 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
2341 (*mmx_<code><mode>3): Rename from mmx_<code><mode>3 insn pattern.
2342 (mmx_<code><mode>3): New expander. Use
2343 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
2345 2008-05-05 Jan Hubicka <jh@suse.cz>
2347 PR tree-optimization/36118
2348 * passes.c (pass_init_dump_file): Fix dump header.
2350 2008-05-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
2353 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Don't create
2354 VCE for function decls.
2356 2008-05-05 H.J. Lu <hongjiu.lu@intel.com>
2358 * config/i386/sse.md (sse2_<plusminus_insn><mode>3): Fix a typo.
2360 2008-05-05 H.J. Lu <hongjiu.lu@intel.com>
2362 * config/i386/i386.md (sat_plusminus): New.
2363 (plusminus_insn): Likewise.
2364 (plusminus_mnemonic): Likewise.
2366 (comm): Add ss_plus, us_plus, ss_minus and us_minus.
2367 (*<addsub><mode>3_cc_overflow): Renamed to ...
2368 (*<plusminus_insn><mode>3_cc_overflow): This.
2369 (*<addsub>si3_zext_cc_overflow): Renamed to ...
2370 (*<plusminus_insn>si3_zext_cc_overflow): This.
2372 * config/i386/sse.md (<addsub><mode>3): Renamed to ...
2373 (<plusminus_insn><mode>3): This.
2374 (*<addsub><mode>3): Renamed to ...
2375 (*<plusminus_insn><mode>3): This.
2376 (<sse>_vm<addsub><mode>3): Renamed to ...
2377 (<sse>_vm<plusminus_insn><mode>3): This.
2378 (sse3_h<addsub>v4sf3): Renamed to ...
2379 (sse3_h<plusminus_insn>v4sf3): This.
2380 (sse3_h<addsub>v2df3): Renamed to ...
2381 (sse3_h<plusminus_insn>v2df3): This.
2382 (<plusminus_insn><mode>3): New.
2383 (*<plusminus_insn><mode>3): Likewise.
2384 (sse2_<plusminus_insn><mode>3): Likewise.
2385 (add<mode>): Removed.
2386 (*add<mode>3): Likewise.
2387 (sse2_ssadd<mode>3): Likewise.
2388 (sse2_usadd<mode>3): Likewise.
2389 (sub<mode>3): Likewise.
2390 (*sub<mode>3): Likewise.
2391 (sse2_sssub<mode>3): Likewise.
2392 (sse2_ussub<mode>3): Likewise.
2394 2008-05-05 Benjamin Kosnik <bkoz@redhat.com>
2396 * gthr-single.h: Add in required interface elements as per gthr.h.
2397 Add stub types for __gthread_key_t, __gthread_once_t. Add defines
2398 for __GTHREAD_ONCE_INIT, __GTHREAD_RECURSIVE_MUTEX_INIT.
2399 Generalize UNUSED macro.
2400 (__gthread_once): Add.
2401 (__gthread_key_create): Add.
2402 (__gthread_key_delete): Add.
2403 (__gthread_getspecific): Add.
2404 (__gthread_setspecific): Add.
2406 2008-05-05 Andrew Pinski <Andrew.Pinski@playstation.sony.com>
2408 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): If we have
2409 the same size types for the indirect reference on the rhs, then
2412 2008-05-05 Uros Bizjak <ubizjak@gmail.com>
2414 * config/i386/i386.md
2415 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit): Use only
2416 one insn template instead of template series.
2417 (*xordi_1_rex64): Ditto.
2418 (*xordi_2_rex64): Ditto.
2420 2008-05-05 Ira Rosen <irar@il.ibm.com>
2422 PR tree-optimization/36119
2423 * tree-vect-transform.c (vectorizable_assignment): Set NCOPIES to 1
2426 2008-06-04 Jan Hubicka <jh@suse.cz>
2428 tree-optimization/36100
2429 * tree-pass.h (pass_O0_always_inline): Declare.
2430 * ipa-inline.c (inline_transform): Remove dead code.
2431 (cgraph_gate_O0_always_inline, cgraph_O0_always_inline,
2432 pass_O0_always_inline): New.
2433 * passes.c (init_optimization_passes): Add pass_O0_always_inline.
2435 2008-05-04 Kai Tietz <kai.tietz@onevision.com>
2437 * config/i386/i386.c (x86_output_mi_thunk): Use movq alternative
2438 mnemonic in this_param move for TARGET_64BIT.
2440 2008-05-04 Uros Bizjak <ubizjak@gmail.com>
2442 * config/i386/i386.md (*strmovsi_1): Simplify asm alternatives.
2443 (*strmovsi_rex_1): Ditto.
2444 (*strsetsi_1): Ditto.
2445 (*strsetsi_rex_1): Ditto.
2447 (add<mode>cc): Macroize expander from addqicc, addhicc, addsicc and
2448 adddicc expanders using SWI mode iterator.
2450 2008-05-04 H.J. Lu <hongjiu.lu@intel.com>
2453 * config/i386/i386.c (ix86_expand_special_args_builtin): Remove three
2456 2008-05-04 David S. Miller <davem@davemloft.net>
2458 * config.gcc (sparc*-*-*): Always set need_64bit_hwint to yes.
2459 (sparc*-*-linux*): Use linux.h in tm_file.
2460 (sparc-*-linux*): If 'enabled_targets' is 'all', build a bi-arch
2461 compiler defaulting to 32-bit.
2462 (sparc*-*-*): Remove explicit target settings of need_64bit_hwint,
2464 * config/sparc/linux.h: Remove definitions now obtained
2465 properly from linux.h
2466 * config/sparc/linux64.h: Likewise.
2467 (ASM_CPU_DEFAULT_SPEC): Change this to ASM_CPU64_DEFAULT_SPEC, we
2468 don't want this setting for 32-bit builds in a biarch compiler.
2469 * doc/install.texi: Add sparc-linux to list of targets
2470 supporting --enable-targets=all.
2472 2008-05-03 Andrew Pinski <pinskia@gmail.com>
2474 * Makefile.in (tree-ssa-phiprop.o): Fix dependencies.
2476 2008-05-03 H.J. Lu <hongjiu.lu@intel.com>
2478 * config/i386/i386.c (ix86_builtin_type): Move V4SI_FTYPE_V4SF
2479 after V4SI_FTYPE_V8HI.
2480 (ix86_init_mmx_sse_builtins): Move case V4HI_FTYPE_V4HI after
2481 case V4SI_FTYPE_V2DF.
2483 2008-05-03 Kenneth Zadeck <zadeck@naturalbridge.com>
2485 * doc/invoke.texi (max-flow-memory-locations): Removed.
2486 * params.def (PARAM_MAX_FLOW_MEMORY_LOCATIONS): Removed.
2488 2008-05-03 Richard Guenther <rguenther@suse.de>
2491 * opts.c (set_Wstrict_aliasing): Handle the turn-off case.
2493 2008-05-02 David S. Miller <davem@davemloft.net>
2495 * config.gcc (need_64bit_hwint): Document libcpp dependency.
2497 2008-05-02 Simon Baldwin <simonb@google.com>
2500 * c-common.h (warn_array_subscript_range): Removed.
2501 * c-common.c (warn_array_subscript_range): Ditto.
2502 * tree-vrp.c (check_array_ref): Revert to ignoring arrays with size 2.
2503 * c-typeck.c (build_array_ref): Remove warn_array_subscript_range.
2505 2008-05-02 H.J. Lu <hongjiu.lu@intel.com>
2507 * config/i386/i386.c (ix86_special_builtin_type): New.
2508 (bdesc_special_args): Likewise.
2509 (ix86_expand_special_args_builtin): Likewise.
2510 (ix86_init_mmx_sse_builtins): Updated.
2511 (ix86_expand_builtin): Updated.
2512 (ix86_expand_store_builtin): Removed.
2513 (ix86_expand_unop_builtin): Likewise.
2515 * config/i386/mm3dnow.h (__v2sf): Moved to ...
2516 * config/i386/mmintrin.h (__v2sf): Here.
2518 * config/i386/xmmintrin.h (_mm_loadh_pi): Replace __v2si with
2520 (_mm_loadl_pi): Likewise.
2521 (_mm_storeh_pi): Replace __v2si with __v2sf.
2522 (_mm_storel_pi): Likewise.
2524 * doc/extend.texi: Correct __builtin_ia32_loadhps,
2525 __builtin_ia32_loadlps, __builtin_ia32_storehps,
2526 __builtin_ia32_storelps, __builtin_ia32_loadhpd and
2527 __builtin_ia32_loadlpd.
2529 2008-05-02 H.J. Lu <hongjiu.lu@intel.com>
2531 * config/i386/i386.c (ix86_builtin_type): Add FLOAT_FTYPE_FLOAT,
2532 V4SF_FTYPE_V4SF_VEC_MERGE and V2DF_FTYPE_V2DF_VEC_MERGE.
2533 (bdesc_args): Updated. Add scalar SSE builtins with vec_merge.
2534 (ix86_init_mmx_sse_builtins): Updated.
2535 (ix86_expand_args_builtin): Likewise.
2536 (ix86_expand_builtin): Likewise.
2537 (ix86_expand_unop1_builtin): Renamed to ...
2538 (ix86_expand_unop_vec_merge_builtin): This.
2540 2008-05-01 Jan Hubicka <jh@suse.cz>
2543 * ipa-inline.c (inline_generate_summary): Make static.
2544 (inline_transform): Do not call inlining at -O0; make static.
2545 * passes.c (execute_todo): Add sanity check.
2546 (execute_one_ipa_transform_pass): Execute proper flags.
2548 2008-05-01 Eric Botcazou <ebotcazou@adacore.com>
2550 * tree.h (TYPE_NONALIASED_COMPONENT): Expand comment.
2551 (DECL_NONADDRESSABLE_P): Likewise.
2552 * alias.c (record_component_aliases): Fix comment.
2554 2008-05-01 Simon Baldwin <simonb@google.com>
2556 * c-common.h (warn_array_subscript_range): New function.
2557 * c-common.c (warn_array_subscript_range): Ditto.
2558 * tree-vrp.c (check_array_ref): Corrected code to agree with
2559 comment, ignoring only arrays of size 0 or size 1.
2560 * c-typeck.c (build_array_ref): Call warn_array_subscript_range.
2562 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
2564 * config/i386/i386.c (ix86_builtin_type): Replace
2565 DI_FTYPE_DI_DI_INT with V1DI2DI_FTYPE_V1DI_V1DI_INT.
2566 (bdesc_args): Updated.
2567 (ix86_init_mmx_sse_builtins): Likewise.
2568 (ix86_expand_args_builtin): Likewise.
2570 * config/i386/tmmintrin.h (_mm_alignr_pi8): Replace long long
2573 * doc/extend.texi: Correct __builtin_ia32_palignr.
2575 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
2578 * config/i386/i386.c (bdesc_crc32): Removed.
2579 (ix86_expand_crc32): Likewise.
2580 (ix86_builtin_type): Replace V2DI2TI_FTYPE_V2DI2TI_INT with
2581 V2DI2TI_FTYPE_V2DI_INT, V2DI2TI_FTYPE_V2DI2TI_V2DI2TI_INT with
2582 V2DI2TI_FTYPE_V2DI_V2DI_INT. Add UINT64_FTYPE_UINT64_UINT64,
2583 UINT_FTYPE_UINT_UINT, UINT_FTYPE_UINT_USHORT and
2584 UINT_FTYPE_UINT_UCHAR.
2585 (bdesc_args): Updated. Add crc32 builtins.
2586 (ix86_init_mmx_sse_builtins): Updated.
2587 (ix86_expand_args_builtin): Updated to support subreg.
2589 * doc/extend.texi: Correct __builtin_ia32_crc32di.
2591 2008-05-01 Jan Hubicka <jh@suse.cz>
2593 * tree-pass.h (opt_pass): Add IPA_PASS.
2594 (varpool_node, cgraph_node): Forward declare.
2595 (ipa_opt_pass): Define.
2596 (pass_ipa_inline): Turn into ipa_opt_pass.
2597 (pass_apply_inline): Remove.
2598 * ipa-inline.c (pass_ipa_inline): Turn into ipa_opt_pass.
2599 (apply_inline): Turn into ....
2600 (inline_transform): ... this one.
2601 (inline_generate_summary): New function.
2602 (pass_apply_inline): Remove.
2603 * function.h (ipa_opt_pass): Forward declare structure; typedef;
2605 (struct function): Add ipa_transforms_to_apply.
2606 * passes.c (register_one_dump_file): Work on IPA_PASS.
2607 (init_optimization_passes): Remove pass_inline_parameters and
2609 (pass_init_dump_file, pass_fini_dump_file): Break out from ....
2610 (execute_one_pass) ... here; apply transforms when possible.
2611 (add_ipa_transform_pass, execute_ipa_summary_asses,
2612 execute_one_ipa_transform_pass): New.
2613 (execute_ipa_pass_list): Update for IPA_PASS type.
2615 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
2617 * config/i386/i386.c (ix86_builtin_type): Add
2618 V2DI_FTYPE_V2DI_V16QI, V2DI_FTYPE_V2DI_UINT_UINT and
2619 V2DI_FTYPE_V2DI_V2DI_UINT_UINT.
2620 (bdesc_args): Add SSE4a builtins.
2621 (ix86_init_mmx_sse_builtins): Updated.
2622 (ix86_expand_args_builtin): Likewise.
2623 (ix86_expand_builtin): Likewise.
2625 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
2627 * config/i386/i386.c (ix86_builtin_type): Add
2628 V8HI_FTYPE_V8HI_V8HI_COUNT, V8HI_FTYPE_V8HI_SI_COUNT,
2629 V4SI_FTYPE_V4SI_V4SI_COUNT, V4SI_FTYPE_V4SI_SI_COUNT,
2630 V4HI_FTYPE_V4HI_V4HI_COUNT, V4HI_FTYPE_V4HI_SI_COUNT,
2631 V2DI_FTYPE_V2DI_V2DI_COUNT, V2DI_FTYPE_V2DI_SI_COUNT,
2632 V2SI_FTYPE_V2SI_V2SI_COUNT, V2SI_FTYPE_V2SI_SI_COUNT,
2633 V1DI_FTYPE_V1DI_V1DI_COUNT, V1DI_FTYPE_V1DI_SI_COUNT,
2634 V8HI_FTYPE_V8HI_INT, V4SI_FTYPE_V4SI_INT, V4HI_FTYPE_V4HI_INT,
2635 V2DI2TI_FTYPE_V2DI2TI_INT, V2DI2TI_FTYPE_V2DI2TI_V2DI2TI_INT
2636 and DI_FTYPE_DI_DI_INT.
2637 (bdesc_args): Add MMX/SSE shift, shuffle and palignr builtins.
2638 (ix86_init_mmx_sse_builtins): Updated.
2639 (ix86_expand_args_builtin): Likewise.
2640 (ix86_expand_builtin): Likewise.
2641 (ix86_expand_binop_imm_builtin): Removed.
2643 * doc/extend.texi: Correct __builtin_ia32_palignr128.
2645 2008-04-30 Richard Guenther <rguenther@suse.de>
2647 PR tree-optimization/32921
2648 * tree-ssa-loop-im.c (mem_refs_may_alias_p): Disambiguate with TBAA.
2650 2008-04-30 Richard Sandiford <rsandifo@nildram.co.uk>
2652 * config/arm/arm.c (arm_unwind_emit): Use
2653 crtl->all_throwers_are_sibcalls instead of
2654 cfun->all_throwers_are_sibcalls.
2655 (arm_output_fn_unwind): Likewise.
2656 * config/frv/frv.c (frv_stack_info): Use crtl->uses_pic_offset_table
2657 instead of cfun->uses_pic_offset_table.
2658 (frv_expand_prologue): Likewise.
2659 (frv_frame_pointer_required): Likewise.
2660 (frv_expand_fdpic_call): Likewise.
2661 (frv_emit_movsi): Likewise.
2662 * config/iq2000/iq2000.c (iq2000_expand_prologue): Use
2663 cfun->returns_pcc_struct instead of
2664 current_function_returns_pcc_struct.
2665 * config/m32c/m32c.c (need_to_save): Use crtl->calls_eh_return
2666 instead of cfun->calls_eh_return.
2667 (m32c_pushm_popm): Likewise.
2668 * config/xtensa/xtensa.h (cfun->calls_alloca): Remove bogus
2669 "extern" declaration.
2671 2008-04-30 Richard Guenther <rguenther@suse.de>
2673 PR tree-optimization/21636
2674 * tree-ssa-ccp.c (ccp_fold): Handle &p->x with p being a
2676 (evaluate_stmt): Print the likely value.
2677 (ccp_visit_stmt): Avoid excessive vertical spacing.
2679 2008-04-30 Rafael Espindola <espindola@google.com>
2681 * builtins.c (fold_call_expr): Return realret.
2682 * tree-ssa-threadedge.c
2683 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
2684 __builtin_object_size.
2686 2008-04-30 Seongbae Park <seongbae.park@gmail.com>
2688 * gcc.c (wrapper_string): New variable.
2689 (insert_wrapper): New function.
2690 (execute): New option -wrapper.
2691 * doc/invoke.texi (Overall Options): New driver option -wrapper.
2693 2008-04-30 Nathan Froyd <froydnj@codesourcery.com>
2695 * config/rs6000/crtresgpr.asm, config/rs6000/crtresxgpr.asm,
2696 config/rs6000/crtsavgpr.asm, config/rs6000/crtresfpr.asm,
2697 config/rs6000/crtresxfpr.asm, config/rs6000/crtsavfpr.asm: Break out
2699 * config/rs6000/crtsavres.asm: ...here. Remove unneeded file.
2700 * config/rs6000/e500crtres32gpr.asm, config/rs6000/e500crtres64gpr.asm,
2701 config/rs6000/e500crtres64gprctr.asm,
2702 config/rs6000/e500crtrest32gpr.asm, config/rs6000/e500crtrest64gpr.asm,
2703 config/rs6000/e500crtresx32gpr.asm, config/rs6000/e500crtresx64gpr.asm,
2704 config/rs6000/e500crtsav32gpr.asm, config/rs6000/e500crtsav64gpr.asm,
2705 config/rs6000/e500crtsav64gprctr.asm,
2706 config/rs6000/e500crtsavg32gpr.asm, config/rs6000/e500crtsavg64gpr.asm,
2707 config/rs6000/e500crtsavg64gprctr.asm: New files.
2708 * config/rs6000/t-ppccomm: Add build rules for new files.
2709 (LIB2FUNCS_STATIC_EXTRA): Add new files.
2710 * config/rs6000/t-netbsd: Add build rules for new files.
2711 (LIB2FUNCS_STATIC_EXTRA): New variable.
2712 * config/rs6000/sysv4.h (ENDFILE_SPEC): Don't include crtsavres.o
2713 (CRTSAVRES_DEFAULT_SPEC): Likewise.
2714 * config/rs6000/netbsd.h (ENDFILE_SPEC): Likewise.
2716 2008-04-30 H.J. Lu <hongjiu.lu@intel.com>
2718 * config/i386/i386.c (ix86_builtin_type): Add
2719 FLOAT128_FTYPE_FLOAT128_FLOAT128, V16QI_FTYPE_V16QI_V16QI,
2720 V16QI_FTYPE_V8HI_V8HI, V8QI_FTYPE_V8QI_V8QI,
2721 V8QI_FTYPE_V4HI_V4HI, V8HI_FTYPE_V8HI_V8HI,
2722 V8HI_FTYPE_V16QI_V16QI, V8HI_FTYPE_V4SI_V4SI,
2723 V4SI_FTYPE_V4SI_V4SI, V4SI_FTYPE_V8HI_V8HI,
2724 V4SI_FTYPE_V4SF_V4SF, V4SI_FTYPE_V2DF_V2DF,
2725 V4HI_FTYPE_V4HI_V4HI, V4HI_FTYPE_V8QI_V8QI,
2726 V4HI_FTYPE_V2SI_V2SI, V4SF_FTYPE_V4SF_V4SF,
2727 V4SF_FTYPE_V4SF_V4SF_SWAP, V4SF_FTYPE_V4SF_V2SI,
2728 V4SF_FTYPE_V4SF_V2DF, V4SF_FTYPE_V4SF_DI,
2729 V4SF_FTYPE_V4SF_SI, V2DI_FTYPE_V2DI_V2DI,
2730 V2DI_FTYPE_V16QI_V16QI, V2DI_FTYPE_V4SI_V4SI,
2731 V2DI_FTYPE_V2DF_V2DF, V2SI_FTYPE_V2SI_V2SI,
2732 V2SI_FTYPE_V4HI_V4HI, V2SI_FTYPE_V2SF_V2SF,
2733 V2DF_FTYPE_V2DF_V2DF, V2DF_FTYPE_V2DF_V2DF_SWAP,
2734 V2DF_FTYPE_V2DF_V4SF, V2DF_FTYPE_V2DF_DI,
2735 V2DF_FTYPE_V2DF_SI, V2SF_FTYPE_V2SF_V2SF,
2736 V1DI_FTYPE_V1DI_V1DI, V1DI_FTYPE_V8QI_V8QI and
2737 V1DI_FTYPE_V2SI_V2SI.
2738 (bdesc_2arg): Moved to ...
2740 (ix86_init_mmx_sse_builtins): Updated.
2741 (ix86_expand_args_builtin): Updated. Take a pointer
2742 to const struct builtin_description. Handle comparison
2744 (ix86_expand_sse_compare): Take a new argument for swapping operands.
2745 (ix86_expand_builtin): Updated.
2747 * config/i386/sse.md (ssse3_pmaddubswv8hi3): Renamed to ...
2748 (ssse3_pmaddubsw128): This.
2749 (ssse3_pmaddubswv4hi3): Renamed to ...
2750 (ssse3_pmaddubsw): This.
2752 * doc/extend.texi (__builtin_ia32_packsswb128): Correct prototype.
2753 (__builtin_ia32_packssdw128): Likewise.
2754 (__builtin_ia32_packuswb128): Likewise.
2755 (__builtin_ia32_pmaddubsw): Likewise.
2756 (__builtin_ia32_pmaddubsw128): Likewise.
2758 2008-04-30 Richard Guenther <rguenther@suse.de>
2760 PR tree-optimization/14847
2761 * tree-ssa-ifcombine.c (get_name_for_bit_test): New helper function.
2762 (recognize_bits_test): Use it.
2763 (recognize_single_bit_test): Likewise.
2765 2008-04-30 Martin Jambor <mjambor@suse.cz>
2767 * ipa-cp.c (ipcp_init_stage): Calls ipa_set_called_with_variable_arg
2768 instead of setting number of formal parameters to zero.
2769 (ipcp_init_stage): Do not set the number of actual parameters to zero
2771 (ipcp_propagate_stage): Explicitly skipping all calls to nodes
2772 which are called with variable number of arguments.
2773 (ipcp_insert_stage): Explicitely skipping all nodes which are
2774 called with variable number of arguments.
2775 (ipcp_callsite_param_print): Skipps callsites to nodes with varaible
2776 number of parameters.
2778 * ipa-prop.h (struct ipa_node_params): Added flag
2779 called_with_var_arguments
2780 (ipa_set_param_count): Added. Changed sole setter to use it.
2781 (ipa_get_param_count): Added. All readers of param_count
2782 converted to use it instead.
2783 (ipa_set_called_with_variable_arg): Added.
2784 (ipa_is_called_with_var_arguments): Added.
2785 (ipa_get_ith_param): Added. All readers of param_decls converted
2787 (ipa_set_cs_argument_count): Added, sole writer to argument_count
2789 (ipa_get_cs_argument_count): Added, all readers of argument_count
2791 (ipa_get_ith_jump_func): Added. Accessors of jump values changed
2794 * ipa-prop.h (struct ipcp_formal): Renamed to ipcp_lattice
2795 (struct ipcp_lattice): Renamed cval_type to type
2796 (struct ipa_node_params): ipcp_cval renamed to ipcp_lattices
2798 * ipa-cp.c (ipcp_cval_get_cvalue): Changed return value to tree
2799 (ipcp_cval_set_cvalue): Changed type of parameter value to tree
2800 (ipcp_insert_stage): Changed the type of variable cvalue to tree
2801 (ipcp_replace_map_create): Changed the type of parameter cvalue to tree
2802 (build_const_val): Changed the type of parameter cvalue to tree
2803 (ipcp_propagate_const): Changed the type of parameter cvalue to tree
2804 (ipcp_method_cval_set_cvalue_type): Renamed parameter cval_type1 to type
2806 * ipa-prop.h (struct ipcp_formal): Replaced cvalue with tree called
2809 * ipa-prop.c (ipa_methodlist_init): Renamed to ipa_init_func_list
2810 (ipa_methodlist_not_empty): Removed, the sole user now checks directly
2811 (ipa_add_method): Renamed to ipa_push_func_to_list
2812 (ipa_remove_method): Renamed to ipa_pop_func_from_list
2813 (ipa_callsite_param_count): Removed.
2814 (ipa_callsite_param_count_set): Removed.
2815 (ipa_callsite_param): Removed.
2816 (ipa_callsite_callee): Removed.
2817 (ipa_callsite_compute_param): Renamed to ipa_compute_jump_functions
2818 (ipa_callsite_compute_count): Renamed to ipa_count_arguments
2819 (ipa_method_formal_count): Removed.
2820 (ipa_method_formal_count_set): Removed.
2821 (ipa_method_get_tree): Removed.
2822 (ipa_method_tree_map_create): Removed.
2823 (ipa_method_compute_tree_map): Renamed to ipa_create_param_decls_array
2824 (ipa_create_param_decls_array): Creates the array itself
2825 (ipa_create_param_decls_array): Temporary variable info instead of
2827 (ipa_method_formal_compute_count): Renamed to ipa_count_formal_params
2828 (ipa_method_compute_modify): Renamed to ipa_detect_param_modifications
2829 (get_type): Removed.
2830 (ipa_jf_get_info_type): Removed.
2831 (ipa_node_create): Renamed to ipa_create_node_params
2832 (ipa_free): Renamed to ipa_free_all_node_params
2833 (ipa_nodes_create): Renamed to ipa_create_all_node_params
2834 (ipa_edges_create): Renamed to ipa_create_all_edge_args
2835 (ipa_edges_free): Renamed to ipa_free_all_edge_args
2836 (ipa_nodes_free): Integrated into ipa_free_all_node_params and removed
2837 (ipa_free_all_node_params): Deallocation to jump_functions moved to
2838 ipa_free_all_edge_args
2839 (ipa_method_tree_print): Renamed to ipa_print_all_tree_maps
2840 (ipa_method_modify_print): Renamed to ipa_print_all_params_modified
2841 (ipa_create_methodlist_node): Removed.
2842 (ipa_methodlist_method): Removed.
2843 (ipa_methodlist_method_set): Removed.
2844 (ipa_methodlist_next_method): Removed.
2845 (ipa_methodlist_next_method_set): Removed.
2846 (ipa_method_is_modified): Removed.
2847 (ipa_method_modify_create): Removed.
2848 (ipa_method_modify_init): Temporary variable info instead of a few
2850 (ipa_detect_param_modifications): Temporary variable info instead of
2852 (ipa_compute_jump_functions): Temporary variable info instead of
2854 (ipa_method_modify_set): Removed.
2855 (ipa_method_tree_map): Renamed to ipa_get_param_decl_index
2856 (ipa_get_param_decl_index): Now accepts struct ipa_node_params rather
2857 than craph_node as the first parameter.
2858 (ipa_method_modify_stmt): Renamed to ipa_check_stmt_modifications
2859 (ipa_method_modify_init): Removed.
2860 (ipa_compute_jump_functions): Added a temp variable instead of
2861 repeatadly dereferencing the cgraph_edge.aux pointer
2862 (ipa_callsite_param_set_type): Removed.
2863 (ipa_compute_jump_functions): i renamed to index and moved to
2865 (ipa_callsite_param_set_info_type_formal): Removed.
2866 (ipa_callsite_param_set_info_type): Removed.
2867 (ipa_callsite_param_map_create): Removed.
2868 (ipa_callsite_tree): Removed.
2869 (ipa_callsite_caller): Removed.
2870 (ipa_pop_func_from_list): return_method removed to return_func
2872 * ipa-prop.h (enum cvalue_type): Renamed to ipa_lattice_type,
2873 prefixed all values with IPA_. Changed all users.
2874 (enum jump_func_type): Rnamed UNKNOWN_IPATYPE to IPA_UNKNOWN,
2875 CONST_IPATYPE to IPA_CONST, CONST_IPATYPE_REF to IPA_CONST_REF
2876 and FORMAL_IPATYPE IPA_PASS_THROUGH.
2877 (union parameter_info): Renamed to jump_func_value.
2878 (union jump_func_value): Renamed value to constant
2879 (struct ipa_jump_func): Renamed info_type to value
2880 (struct ipa_node): Renamed to ipa_node_params
2881 (struct ipa_node_params): Renamed ipa_arg_num to param_count
2882 (struct ipa_node_params): Renamed ipa_param_tree to param_decls
2883 (struct ipa_node_params): Renamed ipa_mod to modified_flags
2884 (struct ipa_edge): Renamed to ipa_edge_args
2885 (struct ipa_edge_args): Renamed ipa_param_num to argument_count
2886 (struct ipa_edge_args): Renamed ipa_param_map to jump_functions
2887 (struct ipa_methodlist): Renamed to ipa_func_list
2888 (struct ipa_func_list): method_p renamed to node, next_method
2890 (ipa_methodlist_p): Removed, switched all users to struct pointer
2891 (IS_VALID_TREE_MAP_INDEX): Renamed to IS_VALID_JUMP_FUNC_INDEX
2893 2008-04-30 Alan Modra <amodra@bigpond.net.au>
2895 * config/rs6000/rs6000.c (ALWAYS_RESTORE_ALTIVEC_BEFORE_POP): Define.
2896 (rs6000_emit_epilogue): Use backchain to restore only when we
2897 have a large frame. Make use of frame pointer to restore if we
2898 have one. Handle ALWAYS_RESTORE_ALTIVEC_BEFORE_POP.
2900 2008-04-29 Paolo Bonzini <bonzini@gnu.org>
2902 * config/avr/avr.md (*sbrx_branch, *sbix_branch, *sbix_branch_tmp):
2903 Add mode to zero_extract.
2904 (sign bit tests peepholes): (Ditto.).
2906 2008-04-29 H.J. Lu <hongjiu.lu@intel.com>
2908 * config/i386/i386.c (ix86_builtins): Replace Prescott New
2909 Instructions in comments with SSE3.
2910 (ix86_builtin_type): This. Add FLOAT128_FTYPE_FLOAT128,
2911 INT64_FTYPE_V4SF, INT64_FTYPE_V2DF, INT_FTYPE_V16QI,
2912 INT_FTYPE_V8QI, INT_FTYPE_V4SF, INT_FTYPE_V2DF,
2913 V16QI_FTYPE_V16QI, V8HI_FTYPE_V8HI, V8HI_FTYPE_V16QI,
2914 V8QI_FTYPE_V8QI, V4SI_FTYPE_V4SI, V4SI_FTYPE_V16QI,
2915 V4SI_FTYPE_V4SF, V4SI_FTYPE_V8HI, V4SI_FTYPE_V2DF,
2916 V4HI_FTYPE_V4HI, V4SF_FTYPE_V4SF, V4SF_FTYPE_V4SI,
2917 V4SF_FTYPE_V2DF, V2DI_FTYPE_V2DI, V2DI_FTYPE_V16QI,
2918 V2DI_FTYPE_V8HI, V2DI_FTYPE_V4SI, V2DF_FTYPE_V2DF,
2919 V2DF_FTYPE_V4SI, V2DF_FTYPE_V4SF, V2DF_FTYPE_V2SI,
2920 V2SI_FTYPE_V2SI, V2SI_FTYPE_V4SF, V2SI_FTYPE_V2SF,
2921 V2SI_FTYPE_V2DF, V2SF_FTYPE_V2SF and V2SF_FTYPE_V2SI.
2922 (bdesc_sse_args): Renamed to ...
2923 (bdesc_args): This. Add IX86_BUILTIN_PF2ID, IX86_BUILTIN_PFRCP,
2924 IX86_BUILTIN_PFRSQRT, IX86_BUILTIN_PI2FD, IX86_BUILTIN_PF2IW,
2925 IX86_BUILTIN_PSWAPDSI, IX86_BUILTIN_PSWAPDSF and
2927 (bdesc_1arg): Moved to ...
2929 (ix86_init_mmx_sse_builtins): Updated. Replace Prescott New
2930 Instructions in comments with SSE3.
2931 (ix86_expand_sse_operands_builtin): Renamed to ...
2932 (ix86_expand_args_builtin): This. Updated.
2933 (ix86_expand_unop1_builtin): Update comments.
2934 (ix86_expand_builtin): Updated.
2936 2008-04-29 Richard Guenther <rguenther@suse.de>
2938 PR tree-optimization/36078
2939 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely):
2940 Update virtual SSA form after cleaning up the CFG.
2942 2008-04-29 Richard Guenther <rguenther@suse.de>
2945 * fold-const.c (fold_binary): Fold (A + A) * C to A * 2*C.
2947 2008-04-29 Richard Guenther <rguenther@suse.de>
2949 * tree-ssa-alias.c (finalize_ref_all_pointers): Remove.
2950 (compute_may_aliases): Do not call finalize_ref_all_pointers.
2951 (compute_flow_insensitive_aliasing): Do not treat
2952 PTR_IS_REF_ALL pointers special.
2953 (get_smt_for): Likewise.
2954 (may_alias_p): Re-structure.
2955 (is_escape_site): A ref-all pointer conversion is not an escape site.
2956 * tree-ssa-structalias.c (find_what_p_points_to): Do not treat
2957 PTR_IS_REF_ALL pointers special.
2958 * tree-ssa-structalias.h (struct alias_info): Remove
2959 ref_all_symbol_mem_tag field.
2960 (PTR_IS_REF_ALL): Remove.
2962 2008-04-29 Richard Guenther <rguenther@suse.de>
2965 * fold-const.c (extract_muldiv_1): In combining division constants
2966 make sure to never overflow.
2968 2008-04-29 Nick Clifton <nickc@redhat.com>
2970 * doc/tm.texi (RETURN_ADDR_RTX): Fix typo.
2972 2008-04-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2975 * optc-gen.awk: Work around HP-UX/IA awk bug.
2977 2008-04-28 Danny Smith <dannysmith@users.sourceforge.net>
2979 * config/i386/cygming-crtend.c (register_frame_ctor): Revert my
2982 2008-04-28 Uros Bizjak <ubizjak@gmail.com>
2985 * config/i386/i386.md
2986 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit):
2987 Change operand 1 predicate to nonimmediate_operand.
2989 2008-04-28 Jakub Jelinek <jakub@redhat.com>
2992 * dwarf2out.c (struct die_struct): Mark as chain_circular through
2994 * gengtype.c (walk_type, write_func_for_structure): Handle
2996 * doc/gty.texi: Document chain_circular.
2998 2008-04-28 Richard Guenther <rguenther@suse.de>
3000 PR tree-optimization/36066
3001 * tree-vrp.c (execute_vrp): Cleanup the CFG only after finalizing
3004 2008-04-28 Uros Bizjak <ubizjak@gmail.com>
3007 * config/i386/i386.md
3008 (floatdi<X87MODEF:mode>2_i387_with_xmm splitters):
3009 Use match_scratch instead of match_operand for operands 3 and 4.
3011 2008-04-27 Richard Guenther <rguenther@suse.de>
3013 PR tree-optimization/18754
3014 PR tree-optimization/34223
3015 * tree-pass.h (pass_complete_unrolli): Declare.
3016 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Print
3017 loop size before and after unconditionally of UL_NO_GROWTH in effect.
3018 Rewrite loop into loop closed SSA form if it is not already.
3019 (tree_unroll_loops_completely): Re-structure to iterate over
3020 innermost loops with intermediate CFG cleanups.
3021 Unroll outermost loops only if requested or the code does not grow
3023 * tree-ssa-loop.c (gate_tree_vectorize): Don't shortcut if no
3024 loops are available.
3025 (tree_vectorize): Instead do so here.
3026 (tree_complete_unroll): Also unroll outermost loops.
3027 (tree_complete_unroll_inner): New function.
3028 (gate_tree_complete_unroll_inner): Likewise.
3029 (pass_complete_unrolli): New pass.
3030 * tree-ssa-loop-manip.c (find_uses_to_rename_use): Only record
3031 uses outside of the loop.
3032 (tree_duplicate_loop_to_header_edge): Only verify loop-closed SSA
3033 form if it is available.
3034 * tree-flow.h (tree_unroll_loops_completely): Add extra parameter.
3035 * passes.c (init_optimization_passes): Schedule complete inner
3036 loop unrolling pass before the first CCP pass after final inlining.
3038 2008-04-27 Nathan Sidwell <nathan@codesourcery.com>
3040 * targhooks.h (default_emutls_var_fields,
3041 default_emutls_var_init): Declare.
3042 * tree.h (DECL_THREAD_LOCAL): Compare against TLS_MODEL_REAL.
3043 * target.h (struct gcc_target): Add struct emutls member.
3044 * target-def.h (TARGET_EMUTLS_GET_ADDRESS,
3045 TARGET_EMUTLS_REGISTER_COMMON, TARGET_EMUTLS_VAR_SECTION,
3046 TARGET_EMUTLS_TMPL_SECTION, TARGET_EMUTLS_VAR_PREFIX,
3047 TARGET_EMUTLS_TMPL_PREFIX, TARGET_EMUTLS_VAR_FIELDS,
3048 TARGET_EMUTLS_VAR_INIT, TARGET_EMUTLS_DEBUG_FORM_TLS_ADDRESS,
3049 TARGET_EMUTLS_VAR_ALIGN_FIXED, TARGET_EMUTLS): New.
3050 (TARGET_INITIALIZER): Add TARGET_EMUTLS.
3051 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS,
3052 BUILT_IN_EMUTLS_REGISTER_COMMON): Get name from targetm structure.
3053 * dwarf2out.c (loc_descriptor_from_tree_1): Check if emutls can
3054 emit debug information.
3055 * coretypes.h (tls_model): Add TLS_MODEL_EMULATED, TLS_MODEL_REAL.
3056 * varasm.c: Include targhooks.h.
3057 (emutls_object_section, emutls_tmpl_section): New.
3058 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): Remove.
3059 (EMUTLS_SEPARATOR): New.
3061 (get_emutls_object_name): New.
3062 (default_emutls_var_fields): New, broken out of ...
3063 (get_emutls_object_type): ... here. Adjust to use target hooks.
3064 (get_emutls_init_templ_addr): Adjust to use target hooks.
3065 (emutls_decl): Adjust to use target hooks.
3066 (emutls_finish): Likewise.
3067 (default_emutls_var_init): New, broken out of ...
3068 (assemble_variable): ... here. Adjust to use target hooks.
3069 * output.h (enum section_category): Add SECCAT_EMUTLS_VAR,
3071 * c-common.c (handle_section_attribute): Prevent overriding
3072 sections for emulated tls with special sections.
3073 * config/i386/i386.c (x86_64_elf_select_section): Add
3074 SECCAT_EMUTLS_VAR and SECCAT_EMUTLS_TMPL.
3075 (x86_64_elf_unique_section): Likewise.
3076 * config/vxworks.c: Include tree.h.
3077 (vxworks_emutls_var_fields, vxworks_emutls_var_init): New.
3078 (vxworks_override_options): Set TLS scheme.
3079 * doc/tm.texi (Emulated TLS): New node.
3081 2008-04-26 Simon Baldwin <simonb@google.com>
3084 * builtins.c (c_strlen): Suppressed multiple warnings that can occur
3085 with propagated string constants.
3087 2008-04-26 Uros Bizjak <ubizjak@gmail.com>
3089 * config/i386/i386.md (fix_trunc<mode>_i387_fisttp_with_temp): Use 'X'
3090 constraint for operand 2 when operand 0 is memory operand.
3091 (fix_truncdi_i387_with_temp): : Use 'X' constraint for operand 4 when
3092 operand 0 is memory operand.
3093 (fix_trunc<mode>_i387_with_temp): Ditto.
3094 (*floatsi<mode>2_vector_mixed_with_temp): Use 'X' constraint for
3095 operand 2 when operand 1 is memory operand.
3096 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_with_temp): Ditto.
3097 (*floatsi<mode>2_vector_sse_with_temp): Ditto.
3098 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_with_temp): Ditto.
3099 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
3100 (floatdi<X87MODEF:mode>2_i387_with_xmm): Use 'X' constraint for
3101 operands 2,3 and 4 when operand 1 is memory operand.
3102 (fistdi2_with_temp): Use 'X' constraint for operand 2 when operand 0
3104 (fistdi2_floor_with_temp): Ditto.
3105 (fist<mode>2_floor_with_temp): Ditto.
3106 (fistdi2_ceil_with_temp): Ditto.
3107 (fist<mode>2_ceil_with_temp): Ditto.
3108 (*truncdfsf_fast_mixed): Merge alternatives 0 and 1.
3110 2008-04-26 David Daney <ddaney@avtrex.com>
3112 * config/mips/mips.md (UNSPEC_COMPARE_AND_SWAP_12): New
3114 (UNSPEC_SYNC_OLD_OP, UNSPEC_SYNC_NEW_OP, UNSPEC_SYNC_EXCHANGE,
3115 UNSPEC_MEMORY_BARRIER, UNSPEC_SET_GOT_VERSION,
3116 UNSPEC_UPDATE_GOT_VERSION): Renumber.
3117 (sync_compare_and_swap<mode>): New expand for QI and HI modes.
3118 (compare_and_swap_12): New insn.
3119 * config/mips/mips-protos.h (mips_expand_compare_and_swap_12): Declare.
3120 * config/mips/mips.c (mips_force_binary): New function.
3121 (mips_emit_int_order_test, mips_expand_synci_loop): Use it.
3122 (mips_expand_compare_and_swap_12): New function.
3123 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP_12): New macro.
3125 2008-04-25 Jan Hubicka <jh@suse.cz>
3128 * cfgexpand.c (pass_expand): Turn into RTL pass.
3129 * passes.c (execute_one_pass): Do pass typechecking after execution.
3130 * tree-pass.h (pass_expand): Turn into RTL pass.
3132 * function.h (struct rtl_data): Move here fields
3133 accesses_prior_frames, calls_eh_return, saves_all_registers,
3134 has_nonlocal_goto, has_asm_statement, is_thunk,
3135 all_throwers_are_sibcalls, limit_stack, profile, uses_const_pool,
3136 uses_pic_offset_table, uses_eh_lsda, tail_call_emit,
3137 arg_pointer_save_area_init from struct function; turn into bool.
3138 (struct function): Move
3139 calls_eh_return, saves_all_registers, has_nonlocal_goto,
3140 has_asm_statement, is_thunk, all_throwers_are_sibcalls, limit_stack,
3141 profile, uses_const_pool, uses_pic_offset_table, uses_eh_lsda,
3142 tail_call_emit, arg_pointer_save_area_init
3143 into struct rtl_data. Remove recursive_call_emit and gimplified flags.
3144 (current_function_returns_struct, current_function_returns_pcc_struct,
3145 current_function_calls_setjmp, current_function_calls_alloca,
3146 current_function_accesses_prior_frames,
3147 current_function_calls_eh_return, current_function_is_thunk,
3148 current_function_stdarg, current_function_profile,
3149 current_function_limit_stack, current_function_uses_pic_offset_table,
3150 current_function_uses_const_pool, current_function_has_nonlocal_label,
3151 current_function_saves_all_registers,
3152 current_function_has_nonlocal_goto,
3153 current_function_has_asm_statement): Remove accesor macros.
3154 * ra-conflict.c (global_conflicts): Update.
3155 * tree-tailcall.c (suitable_for_tail_opt_p): Update.
3156 (suitable_for_tail_call_opt_p): Update.
3157 * builtins.c (expand_builtin_return_addr): Update.
3158 (expand_builtin_setjmp_setup): Update.
3159 (expand_builtin_nonlocal_goto): Update.
3160 * final.c (final_start_function): Update.
3161 (profile_function): Update.
3162 (leaf_function_p): Update.
3163 (only_leaf_regs_used): Update.
3164 * df-scan.c (df_get_exit_block_use_set): Update.
3165 * dojump.c (clear_pending_stack_adjust): Update.
3166 * tree-stdarg.c (gate_optimize_stdarg): Update.
3167 * gimple-low.c (lower_function_body): Update.
3168 * global.c (compute_regsets): Update.
3169 (global_alloc): Update.
3170 * dwarf2out.c (dwarf2out_begin_prologue): Update.
3171 * expr.c (expand_assignment): Update.
3172 * dse.c (dse_step0): Update.
3173 (dse_step1): Update.
3174 * c-decl.c (store_parm_decls): Update.
3175 * local-alloc.c (combine_regs): Update.
3176 (find_free_reg): Update.
3177 * function.c (assign_parms_augmented_arg_list): Update.
3178 (assign_parm_find_data_types): Update.
3179 (assign_parms): Update.
3180 (allocate_struct_function): Update.
3181 (expand_function_start): Update.
3182 (expand_function_end): Update.
3183 (get_arg_pointer_save_area): Update.
3184 (thread_prologue_and_epilogue_insns): Update.
3185 (rest_of_match_asm_constraints): Update.
3186 * stor-layout.c (variable_size): Update.
3187 * gcse.c (gcse_main): Update.
3188 (bypass_jumps): Update.
3189 * gimplify.c (gimplify_function_tree): Update.
3190 * calls.c (emit_call_1): Update.
3191 (expand_call): Update.
3192 * bt-load.c (compute_defs_uses_and_gen): Update.
3193 * except.c (sjlj_assign_call_site_values): Update.
3194 (sjlj_emit_function_enter): Update.
3195 (can_throw_external): Update.
3196 (set_nothrow_function_flags): Update.
3197 (expand_builtin_unwind_init): Update.
3198 (expand_eh_return): Update.
3199 (convert_to_eh_region_ranges): Update.
3200 (output_function_exception_table): Update.
3201 * emit-rtl.c (gen_tmp_stack_mem): Update.
3202 * cfgexpand.c (expand_used_vars): Update.
3203 (tree_expand_cfg): Update.
3204 * cfgcleanup.c (rest_of_handle_jump): Update.
3205 * explow.c (allocate_dynamic_stack_space): Update.
3206 * varasm.c (assemble_start_function): Update.
3207 (force_const_mem): Update.
3208 (mark_constant_pool): Update.
3209 * tree-optimize.c (tree_rest_of_compilation): Update.
3210 * stack-ptr-mod.c (notice_stack_pointer_modification): Update.
3211 * tree-cfg.c (notice_special_calls): Update.
3212 (is_ctrl_altering_stmt): Update.
3213 (tree_can_make_abnormal_goto): Update.
3214 (tree_purge_dead_abnormal_call_edges): Update.
3215 * config/alpha/predicates.md: Update.
3216 * config/alpha/alpha.c (alpha_sa_mask): Update.
3217 (alpha_sa_size): Update.
3218 (alpha_does_function_need_gp): Update.
3219 (alpha_expand_prologue): Update.
3220 (alpha_start_function): Update.
3221 (alpha_output_function_end_prologue): Update.
3222 (alpha_expand_epilogue): Update.
3223 * config/frv/frv.c (frv_stack_info): Update.
3224 (frv_expand_epilogue): Update.
3225 * config/s390/s390.c (s390_regs_ever_clobbered): Update.
3226 (s390_register_info): Update.
3227 (s390_frame_info): Update.
3228 (s390_init_frame_layout): Update.
3229 (s390_can_eliminate): Update.
3230 (save_gprs): Update.
3231 * config/spu/spu.c (spu_split_immediate): Update.
3232 (need_to_save_reg): Update.
3233 (spu_expand_prologue): Update.
3234 (spu_expand_epilogue): Update.
3235 * config/sparc/sparc.md: Update.
3236 * config/sparc/sparc.c (eligible_for_return_delay): Update.
3237 (sparc_tls_got): Update.
3238 (legitimize_pic_address): Update.
3239 (sparc_emit_call_insn): Update.
3240 (sparc_expand_prologue): Update.
3241 (output_return): Update.
3242 (print_operand): Update.
3243 (sparc_function_ok_for_sibcall): Update.
3244 * config/sparc/sparc.h (EXIT_IGNORE_STACK): Update.
3245 * config/m32r/m32r.md: Update.
3246 * config/m32r/m32r.c (MUST_SAVE_RETURN_ADDR): Update.
3247 (m32r_compute_frame_size): Update.
3248 (m32r_expand_prologue): Update.
3249 (m32r_expand_epilogue): Update.
3250 (m32r_legitimize_pic_address): Update.
3251 * config/m32r/m32r.h (FRAME_POINTER_REQUIRED): Update.
3252 * config/i386/linux.h (SUBTARGET_FRAME_POINTER_REQUIRED): Update.
3253 * config/i386/i386.c (ix86_frame_pointer_required): Update.
3255 (ix86_save_reg): Update.
3256 (ix86_compute_frame_layout): Update.
3257 (ix86_expand_prologue): Update.
3258 (ix86_expand_epilogue): Update.
3259 * config/sh/sh.c (output_stack_adjust): Update.
3260 (calc_live_regs): Update.
3261 (sh5_schedule_saves): Update.
3262 (sh_expand_prologue): Update.
3263 (sh_expand_epilogue): Update.
3264 (sh_setup_incoming_varargs): Update.
3265 (sh_allocate_initial_value): Update.
3266 (sh_get_pr_initial_val): Update.
3267 * config/sh/sh.h (SHMEDIA_REGS_STACK_ADJUST): Update.
3268 * config/sh/sh.md (label:): Update.
3269 * config/avr/avr.c (out_movhi_mr_r): Update.
3270 * config/crx/crx.h (enum): Update.
3271 * config/xtensa/xtensa.h (along): Update.
3272 * config/stormy16/stormy16.c Update.
3273 (xstormy16_compute_stack_layout): Update.
3274 * config/fr30/fr30.c (MUST_SAVE_RETURN_POINTER): Update.
3275 (fr30_expand_prologue): Update.
3276 * config/cris/cris.c (cris_conditional_register_usage): Update.
3277 (cris_reg_saved_in_regsave_area): Update.
3278 (cris_initial_frame_pointer_offset): Update.
3279 (cris_simple_epilogue): Update.
3280 (cris_expand_prologue): Update.
3281 (cris_expand_epilogue): Update.
3282 (cris_expand_pic_call_address): Update.
3283 (cris_asm_output_symbol_ref): Update.
3284 (cris_asm_output_label_ref): Update.
3285 * config/cris/cris.md Update.
3286 * config/iq2000/iq2000.c (compute_frame_size): Update.
3287 (iq2000_expand_epilogue): Update.
3288 * config/mt/mt.h (save_direction): Update.
3289 * config/mn10300/mn10300.c (mn10300_function_value): Update.
3290 * config/ia64/ia64.c (ia64_compute_frame_size): Update.
3291 (ia64_secondary_reload_class): Update.
3292 * config/m68k/m68k.c (m68k_save_reg): Update.
3293 (m68k_expand_prologue): Update.
3294 (m68k_expand_epilogue): Update.
3295 (legitimize_pic_address): Update.
3296 * config/rs6000/rs6000.c (rs6000_got_register): Update.
3297 (first_reg_to_save): Update.
3298 (first_altivec_reg_to_save): Update.
3299 (compute_vrsave_mask): Update.
3300 (compute_save_world_info): Update.
3301 (rs6000_stack_info): Update.
3302 (spe_func_has_64bit_regs_p): Update.
3303 (rs6000_ra_ever_killed): Update.
3304 (rs6000_emit_eh_reg_restore): Update.
3305 (rs6000_emit_allocate_stack): Update.
3306 (rs6000_emit_prologue): Update.
3307 (rs6000_emit_epilogue): Update.
3308 (rs6000_output_function_epilogue): Update.
3309 (output_profile_hook): Update.
3310 (rs6000_elf_declare_function_name): Update.
3311 * config/rs6000/rs6000.h (rs6000_args): Update.
3312 * config/rs6000/rs6000.md: Update.
3313 * config/mcore/mcore.c (mcore_expand_prolog): Update.
3314 * config/arc/arc.c (arc_output_function_epilogue): Update.
3315 * config/arc/arc.h (FRAME_POINTER_REQUIRED): Update.
3316 * config/darwin.c (machopic_function_base_name): Update.
3317 * config/score/score3.c (score3_compute_frame_size): Update.
3320 (score3_epilogue): Update.
3321 * config/score/score7.c (score7_compute_frame_size): Update.
3322 (score7_prologue): Update.
3323 (score7_epilogue): Update.
3324 * config/score/score.h (FRAME_POINTER_REQUIRED): Update.
3325 * config/arm/linux-elf.h (SUBTARGET_FRAME_POINTER_REQUIRED): Update.
3326 * config/arm/arm.c (use_return_insn): Update.
3327 (require_pic_register): Update.
3328 (arm_load_pic_register): Update.
3329 (arm_compute_save_reg0_reg12_mask): Update.
3330 (arm_compute_save_reg_mask): Update.
3331 (thumb1_compute_save_reg_mask): Update.
3332 (output_return_instruction): Update.
3333 (arm_output_function_prologue): Update.
3334 (arm_output_epilogue): Update.
3335 (arm_get_frame_offsets): Update.
3336 (arm_expand_prologue): Update.
3337 (thumb_pushpop): Update.
3338 (thumb_exit): Update.
3339 (thumb1_expand_prologue): Update.
3340 (thumb1_expand_epilogue): Update.
3341 (arm_unwind_emit): Update.
3342 (arm_output_fn_unwind): Update.
3343 * config/arm/arm.h (FRAME_POINTER_REQUIRED): Update.
3344 * config/arm/arm.md: Update.
3345 * config/pa/pa.md: Update.
3346 * config/pa/pa.c (legitimize_pic_address): Update.
3347 (compute_frame_size): Update.
3348 (hppa_expand_prologue): Update.
3349 (hppa_expand_epilogue): Update.
3350 (borx_reg_operand): Update.
3351 * config/pa/pa.h (FRAME_POINTER_REQUIRED): Update.
3352 (HARD_REGNO_RENAME_OK): Update.
3353 * config/mips/mips.c (mips_global_pointer): Update.
3354 (mips_save_reg_p): Update.
3355 (mips_compute_frame_info): Update.
3356 (mips_frame_pointer_required): Update.
3357 (mips_expand_prologue): Update.
3358 (mips_expand_epilogue): Update.
3359 (mips_can_use_return_insn): Update.
3360 (mips_reorg_process_insns): Update.
3361 * config/v850/v850.c (compute_register_save_size): Update.
3362 * config/mmix/mmix.h (FRAME_POINTER_REQUIRED): Update.
3363 * config/mmix/mmix.c (along): Update.
3364 (mmix_expand_epilogue): Update.
3365 * config/bfin/bfin.c (legitimize_pic_address): Update.
3366 (must_save_p): Update.
3367 (stack_frame_needed_p): Update.
3368 (add_to_reg): Update.
3369 (bfin_expand_prologue): Update.
3370 * stmt.c (expand_asm_operands): Update.
3371 * reload1.c (reload): Update.
3372 (init_elim_table): Update.
3374 2008-04-25 Bob Wilson <bob.wilson@acm.org>
3376 * optabs.c (expand_float): Fix REG_EQUAL for UNSIGNED_FLOAT libcall.
3378 2008-04-25 H.J. Lu <hongjiu.lu@intel.com>
3380 * config/i386/sse.md (mov<mode>): Replace SSEMODEI with SSEMODE.
3381 (*mov<mode>_internal): Likewise. Support V4SF and V2DF.
3382 (mov<mode>): Removed.
3383 (*movv4sf_internal): Likewise.
3384 (*movv2df_internal): Likewise.
3386 2008-04-25 Pompapathi V Gadad <Pompapathi.V.Gadad@nsc.com>
3388 * config.gcc (crx-*-elf): Remove deprecation.
3390 2008-04-25 Danny Smith <dannysmith@users.sourceforge.net>
3392 * config/i386/cygming-crtend.c (register_frame_ctor): Register
3393 __gcc_deregister_frame with atexit.
3394 (deregister_frame_dtor): Remove.
3396 2008-04-24 Nathan Froyd <froydnj@codesourcery.com>
3397 Nathan Sidwell <nathan@codesourcery.com>
3399 * config/rs6000/rs6000.opt (mspe): Remove Var property.
3401 * config/rs6000/rs6000.h (rs6000_spe): Declare.
3402 (rs6000_isel): Likewise.
3403 * config/rs6000/rs6000.c (rs6000_spe): New variable.
3404 (rs6000_isel): New variable.
3405 (rs6000_handle_option): Handle OPT_mspe and OPT_misel.
3407 2008-04-24 Jakub Jelinek <jakub@redhat.com>
3410 * c-common.c (handle_vector_size_attribute): Call
3411 lang_hooks.types.reconstruct_complex_type instead of
3412 reconstruct_complex_type.
3413 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Likewise.
3414 * config/spu/spu.c (spu_handle_vector_attribute): Likewise.
3415 * langhooks.h (struct lang_hooks_for_types): Add
3416 reconstruct_complex_type hook.
3417 * langhooks-def.h (LANG_HOOKS_RECONSTRUCT_COMPLEX_TYPE): Define.
3418 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add it.
3420 2008-04-24 Richard Guenther <rguenther@suse.de>
3422 * c-common.h (check_builtin_function_arguments): Declare.
3423 * c-common.c (validate_nargs): New function.
3424 (check_builtin_function_arguments): Likewise.
3425 * c-typeck.c (build_function_call): Call
3426 check_builtin_function_arguments.
3427 * builtins.c (fold_builtin_classify): Remove error reporting code.
3428 (fold_builtin_unordered_cmp): Likewise.
3429 (fold_builtin_1): Likewise.
3430 (fold_builtin_n): Likewise.
3432 2008-04-24 Jakub Jelinek <jakub@redhat.com>
3434 PR tree-optimization/36008
3435 * fold-const.c (try_move_mult_to_index): If s == NULL, divide
3436 the original op1, rather than delta by step.
3438 2008-04-22 Antoniu Pop <antoniu.pop@gmail.com>
3439 Sebastian Pop <sebastian.pop@amd.com>
3441 * tree-parloops.c (take_address_of, eliminate_local_variables_1,
3442 eliminate_local_variables_stmt, eliminate_local_variables,
3443 separate_decls_in_loop_name, separate_decls_in_loop_stmt,
3444 separate_decls_in_loop, gen_parallel_loop): Make them work on a region
3445 of code delimited by two edges in the CFG.
3446 (separate_decls_in_loop_name): Renamed separate_decls_in_region_name.
3447 (separate_decls_in_loop_stmt): Renamed separate_decls_in_region_stmt.
3448 (separate_decls_in_loop): Renamed separate_decls_in_region. Isolate
3449 the case of parallelisation of reductions.
3450 (expr_invariant_in_region_p): New.
3452 * tree-flow.h (gather_blocks_in_sese_region): Declared.
3453 * tree-cfg.c (gather_blocks_in_sese_region): Extern.
3455 2008-04-24 Ira Rosen <irar@il.ibm.com>
3456 Richard Guenther <rguenther@suse.de>
3458 PR tree-optimization/36034
3459 * tree-vect-analyze.c (vect_analyze_group_access): SLP is
3460 incapable of dealing with loads with gaps.
3462 2008-04-24 Rafael Espindola <espindola@google.com>
3464 * tree-flow.h (vrp_evaluate_conditional): Change signature.
3465 * tree-ssa-propagate.c (fold_predicate_in): Update call to
3466 vrp_evaluate_conditional.
3467 * tree-vrp.c (vrp_evaluate_conditional_warnv): Remove.
3468 (vrp_evaluate_conditional): Split the cond argument.
3469 (vrp_visit_cond_stmt): Use vrp_evaluate_conditional_warnv_with_ops.
3470 (simplify_stmt_for_jump_threading): Update call to
3471 vrp_evaluate_conditional.
3473 2008-04-24 Ira Rosen <irar@il.ibm.com>
3475 PR tree-optimization/35982
3476 * tree-vect-analyze.c (vect_check_interleaving): Check that the
3477 interleaved data-refs are of the same type.
3479 2008-04-24 Danny Smith <dannysmith@users.net>
3481 * c-format.c (check_format_info_main): Use strncmp rather than a
3482 magic prefix to handle multichar length specs.
3483 * config/i386/msformat-c.c (format_length_info ms_printf_length_specs):
3484 Don't prefix "I64" and "I32" with '\0'.
3486 2008-04-24 Jakub Jelinek <jakub@redhat.com>
3489 * config/i386/i386.c (init_cumulative_args): Don't pass anything
3490 in registers for -m32 only if stdarg_p (fntype).
3492 2008-04-24 Uros Bizjak <ubizjak@gmail.com>
3494 PR rtl-optimization/36006
3495 * expmed.c (store_fixed_bit_field): Copy op0 rtx before moving
3496 temp to op0 in order to avoid invalid rtx sharing.
3498 2008-04-23 Paolo Bonzini <bonzini@gnu.org>
3500 * tree-cfg.c (verify_expr): Check with is_gimple_address. Don't
3501 check TREE_INVARIANT.
3502 * tree-gimple.c (is_gimple_address): New.
3503 (is_gimple_invariant_address): Simplify using decl_address_invariant_p.
3504 * tree-gimple.h (is_gimple_address): New.
3505 * tree.h (decl_address_invariant_p): New.
3506 * tree.c (make_node_stat): Don't set TREE_INVARIANT.
3507 (build_string): Likewise.
3508 (decl_address_invariant_p): New, from is_gimple_invariant_address.
3509 (tree_invariant_p_1): Likewise.
3510 (save_expr): Use it.
3511 (tree_invariant_p): New.
3512 (skip_simple_arithmetic): Use it.
3513 (stabilize_reference_1): Use it.
3514 (recompute_tree_invariant_for_addr_expr): Don't update TREE_INVARIANT,
3516 (build1_stat): Drop code to compute TREE_INVARIANT.
3517 (build2_stat): Drop code to compute TREE_INVARIANT.
3518 (build3_stat): Drop code to compute TREE_INVARIANT.
3519 (build4_stat): Drop code to compute TREE_INVARIANT.
3520 (build5_stat): Drop code to compute TREE_INVARIANT.
3521 (build7_stat): Drop code to compute TREE_INVARIANT.
3522 (merge_dllimport_decl_attributes): Don't mention TREE_INVARIANT.
3523 * tree.h (struct tree_base): Remove invariant_flag.
3524 (TREE_INVARIANT): Remove.
3525 * builtins.c (build_string_literal): Don't set TREE_INVARIANT.
3526 (fold_builtin_expect): Check TREE_CONSTANT.
3527 * tree-ssa-ccp.c (fold_stmt_r): Adjust comment.
3528 * c-tree.h (c_expr_to_decl): Drop third parameter.
3529 * c-typeck.c (build_external_ref): Don't set TREE_INVARIANT.
3530 (build_c_cast): Don't set TREE_INVARIANT.
3531 (pop_init_level): Don't set TREE_INVARIANT.
3532 (c_objc_common_truthvalue_conversion): Don't set TREE_INVARIANT.
3533 * gimplify.c (gimplify_init_ctor_preeval): Add assertion, test
3535 (gimplify_init_constructor): Don't set TREE_INVARIANT.
3536 (gimplify_addr_expr): Adjust comment.
3537 * tree-mudflap.c (mf_build_string):
3538 * print-tree.c (print_node): Don't print TREE_INVARIANT.
3539 * tree-nested.c (convert_nonlocal_reference): Adjust comment.
3540 * c-common.c (fix_string_type): Don't set TREE_INVARIANT.
3541 * langhooks-def.h (lhd_expr_to_decl): Drop third parameter.
3542 * langhooks.c (lhd_expr_to_decl): Drop third parameter.
3543 * langhooks.h (struct lang_hooks): Drop third parameter from
3546 2008-04-23 Richard Guenther <rguenther@suse.de>
3548 PR tree-optimization/27799
3549 PR tree-optimization/32921
3550 PR tree-optimization/32624
3551 * tree-ssa-structalias.c (merge_smts_into): Only merge the
3552 SMTs aliases and the tag itself into the solution.
3553 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): Do not
3554 merge the points-to solution back into the SMT aliases.
3555 (may_alias_p): Use alias_set_subset_of instead of
3556 aliases_conflict_p. A pointer which points to
3557 memory with alias set zero may access any variable.
3559 2008-04-23 Richard Guenther <rguenther@suse.de>
3561 * alias.c (alias_set_subset_of): Correctly handle asking
3562 if zero is a subset of an alias set with zero child.
3563 * tree-ssa-alias.c (have_common_aliases_p): Simplify logic.
3564 (compute_flow_insensitive_aliasing): Correctly walk all
3565 pointers. Do not unnecessarily union sets.
3567 2008-04-23 Richard Guenther <rguenther@suse.de>
3570 * c-common.c (handle_alloc_size_attribute): Use type_num_arguments.
3572 2008-04-22 Tomas Bily <tbily@suse.cz>
3574 * tree-cfg.c (verify_expr): Check for NON_LVALUE_EXPR as
3576 * tree-vrp.c (extract_range_from_unary_expr): Removed unused
3578 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Likewise.
3579 * tree-ssa-structalias.c (get_constraint_for): Likewise.
3580 * tree-inline.c (estimate_num_insns_1): Likewise.
3581 * varasm.c (const_hash_1, compare_constant, copy_constant)
3582 (compute_reloc_for_constant, output_addressed_constants): Likewise.
3583 * emit-rtl.c (component_ref_for_mem_expr)
3584 (set_mem_attributes_minus_bitpos): Likewise.
3585 * expr.c (highest_pow2_factor, expand_expr_real_1, )
3586 (is_aligning_offset): Likewise.
3587 * dwarf2out.c (loc_descriptor_from_tree_1, add_bound_info): Likewise.
3588 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Likewise.
3589 * dojump.c (do_jump): Likewise.
3590 * builtins.c (get_pointer_alignment, get_memory_rtx)
3591 (integer_valued_real_p, fold_builtin_next_arg): Likewise.
3592 * tree-scalar-evolution.c (instantiate_parameters_1): Likewise.
3594 2008-04-23 Jakub Jelinek <jakub@redhat.com>
3596 PR rtl-optimization/36017
3597 * builtins.c (expand_errno_check): Clear CALL_EXPR_TAILCALL before
3598 expanding the library call.
3600 2008-04-22 Ian Lance Taylor <iant@google.com>
3602 * fold-const.c (pointer_may_wrap_p): Call int_size_in_bytes rather
3605 2008-04-22 Pat Haugen <pthaugen@us.ibm.com>
3607 * config/rs6000/rs6000.c (rs6000_register_move_cost): Increase cost
3608 of LR/CTR moves for Power6.
3610 2008-04-22 Kenneth Zadeck <zadeck@naturalbridge.com>
3613 * passes.c (init_optimization_passes): Remove
3614 pass_fast_rtl_byte_dce.
3616 2008-04-22 Uros Bizjak <ubizjak@gmail.com>
3619 * config/i386/xmmintrin.h (_mm_cvtpi16_ps): Rearrange calls to
3620 builtin functions to generate faster code.
3621 (_mm_cvtpu16_ps): Ditto.
3622 (_mm_cvtpi32x2_ps): Ditto.
3624 2008-04-22 Nick Clifton <nickc@redhat.com>
3626 * common.opt (ftree-loop-distribution): Add Optimization
3629 * config/frv/frv.c (frv_stack_info): Use crtl instead of cfun.
3630 (frv_expand_builtin_va_start): Likewise.
3632 * config/arm/arm.c (thumb_find_work_register): Fix location of
3633 argument register count.
3635 2008-04-22 Maxim Kuvyrkov <maxim@codesourcery.com>
3637 Support scheduling for ColdFire V1 and V3 microarchitecture.
3638 Improve scheduling of multiplication instructions.
3640 * config/m68k/m68k.md (cpu): Add cfv1 and cfv3. Rename cf_v2 to cfv1.
3641 (mac): New instruction attribute.
3642 * config/m68k/m68k.c (override_options): Handle cfv1, cfv3 and mac.
3643 (m68k_sched_mac): New variable.
3644 (m68k_sched_attr_type2, m68k_sched_md_init_global): Update.
3645 Handle cfv1 and cfv3.
3646 (max_insn_size): New static variable.
3647 (struct _sched_ib): New type.
3648 (sched_ib): New static variable.
3649 (sched_ib_size, sched_ib_filled, sched_ib_insn): Convert variables
3650 to fields of 'struct _sched_ib sched_ib'. Update all uses.
3651 (m68k_sched_variable_issue): Add modeling of cfv3 instruction buffer.
3653 (m68k_sched_md_init_global, m68k_sched_md_finish_global,
3654 m68k_sched_md_init, m68k_sched_md_finish): Handle cfv1 and cfv3. Init
3655 new variables. Update.
3656 (m68k_sched_dfa_pre_advance_cycle, m68k_sched_dfa_post_advance_cycle):
3657 Add modeling of cfv3 instruction buffer. Update.
3658 * config/m68k/m68k-protos.h (m68k_sched_mac): Declare.
3659 * config/m68k/m68k.h (TUNE_CFV3): New macro.
3660 * config/m68k/cf.md: Change substrings 'cf_v2' to 'cfv12' or 'cfv123'.
3661 (cf_* reservations): Rename to cfv12 or cfv123 to indicate cores
3662 a particular reservation applies to.
3663 (type2): Reorganize attribute values. Rename alu to alu_reg,
3664 alu_l to alu, move_l to omove. Join move to alu. Split mul
3666 (cf_ib_*): Simplify description of instruction buffer.
3667 (cf_ib_w0, cf_ib_w4, cf_ib_w5, cf_ib_w6): Remove.
3668 (cf_mem): Split into cf_mem1 and cf_mem2.
3669 (cf_v2_move_??): Rename to cfv12_alu_??.
3670 (cf_v2_move_l_??): Rename to cfv12_omove_??.
3671 (cf_v2_mul_??): Remove reservations.
3672 (cfv12_mul_l_??, cfv12_mul_w_??, cfv12_mac_w_??, cfv12_mac_l_??,
3673 cfv12_emac_??, cfv12_emac_w_i0): New reservations.
3674 (cfv12_rts, cfv12_call, cfv12_bcc, cfv12_bra, cfv12_jmp): Move to
3676 (cfv3_alu_10, cfv3_omove_10, cfv3_alu_i0, cfv3_omove_i0, cfv3_alu_01,
3677 cfv3_alu_0i, cfv3_alu_11, cfv3_omove_11, cfv3_alu_i1, cfv3_omove_i1,
3678 cfv3_alu_1i, cfv3_omove_1i, cfv3_pea_11, cfv3_pea_i1, cfv3_mul_w_10,
3679 cfv3_mul_l_10, cfv3_mul_w_i0, cfv3_mac_w_10, cfv3_mac_l_10,
3680 cfv3_mac_w_i0, cfv3_emac_10, cfv3_emac_w_i0, cfv3_rts, cfv3_call,
3681 cfv3_bcc, cfv3_bra, cfv3_jmp): New reservations.
3682 (cfv3_*_1, cfv3_*_2, cfv3_*_3): New instruction reservations that are
3683 expansions of the above reservations for instructions of sizes
3686 2008-04-22 Maxim Kuvyrkov <maxim@codesourcery.com>
3688 * rtl-factoring.c (collect_patterns_seqs): Handle CC0 targets.
3690 2008-04-21 Adam Nemet <anemet@caviumnetworks.com>
3692 * coverage.c: Include tree-pass.h.
3693 (coverage_counter_alloc): Print da_file_name to the dump file.
3695 2008-04-21 Kenneth Zadeck <zadeck@naturalbridge.com>
3697 * sbitmap.c (sbitmap_range_empty_p): New function.
3698 * sbitmap.h (sbitmap_range_empty_p): New function.
3699 * bitmap.h: Now includes obstack.h.
3701 2008-04-21 Richard Sandiford <rsandifo@nildram.co.uk>
3702 Kenneth Zadeck <zadeck@naturalbridge.com>
3704 * dbgcnt.def (ra_byte_scan): Added.
3705 * dbgcnt.c (dbg_cnt): Added code to print message to dump_file
3706 when the last hit happens for a counter.
3707 * timevar.def (TV_DF_BYTE_LR): New variable.
3708 * tree-pass.h (pass_fast_rtl_byte_dce): New pass.
3709 * passes.c (pass_fast_rtl_byte_dce): New pass.
3710 * fwprop.c (update_df): Added mode to call df_ref_create.
3711 Renamed DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
3712 DF_REF_EXTRACT_OFFSET.
3713 * df.h (DF_BYTE_LR, DF_BYTE_LR_BB_INFO, DF_BYTE_LR_IN,
3714 DF_BYTE_LR_OUT, df_byte_lr): New macro.
3716 (df_ref_extract): Added mode field.
3717 (DF_REF_WIDTH, DF_REF_OFFSET) Renamed to DF_REF_EXTRACT_WIDTH and
3718 DF_REF_EXTRACT_OFFSET.
3719 (DF_REF_EXTRACT_MODE): New macro.
3720 (df_byte_lr_bb_info): New structure.
3721 (df_print_byte_regset, df_compute_accessed_bytes,
3722 df_byte_lr_add_problem, df_byte_lr_get_regno_start,
3723 df_byte_lr_get_regno_len, df_byte_lr_simulate_defs,
3724 df_byte_lr_simulate_uses,
3725 df_byte_lr_simulate_artificial_refs_at_top,
3726 df_byte_lr_simulate_artificial_refs_at_end,
3727 df_compute_accessed_bytes): New function.
3728 (df_ref_create): Add parameter.
3729 (df_byte_lr_get_bb_info): New inline function.
3730 * df-scan.c (df_ref_record, df_uses_record,
3731 df_ref_create_structure): Added mode parameter.
3732 (df_ref_create, df_notes_rescan, df_ref_record, df_def_record_1,
3733 df_defs_record, df_uses_record, df_get_conditional_uses,
3734 df_get_call_refs, df_insn_refs_collect, df_bb_refs_collect,
3735 df_entry_block_defs_collect, df_exit_block_uses_collect):
3736 Added mode parameter to calls to df_ref_record, df_uses_record,
3737 df_ref_create_structure.
3738 (df_ref_equal_p, df_ref_compare): Added test for modes.
3739 (df_ref_create_structure): Added code to set mode. Renamed
3740 DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
3741 DF_REF_EXTRACT_OFFSET.
3742 * df-core.c (df_print_byte_regset): New function.
3743 * df-byte-scan.c: New file.
3744 * df-problems.c (df_rd_transfer_function): Removed unnecessary
3745 calls to BITMAP_FREE.
3746 (df_byte_lr_problem_data, df_problem problem_BYTE_LR): New structure.
3747 (df_byte_lr_get_regno_start, df_byte_lr_get_regno_len,
3748 df_byte_lr_set_bb_info, df_byte_lr_free_bb_info,
3749 df_byte_lr_check_regs, df_byte_lr_expand_bitmap,
3750 df_byte_lr_alloc, df_byte_lr_reset, df_byte_lr_bb_local_compute,
3751 df_byte_lr_local_compute, df_byte_lr_init,
3752 df_byte_lr_confluence_0, df_byte_lr_confluence_n,
3753 df_byte_lr_transfer_function, df_byte_lr_free,
3754 df_byte_lr_top_dump, df_byte_lr_bottom_dump,
3755 df_byte_lr_add_problem, df_byte_lr_simulate_defs,
3756 df_byte_lr_simulate_uses,
3757 df_byte_lr_simulate_artificial_refs_at_top,
3758 df_byte_lr_simulate_artificial_refs_at_end): New function.
3759 * dce.c (byte_dce_process_block): New function.
3760 (dce_process_block): au is now passed in rather than computed
3761 locally. Changed loops that look at artificial defs to not look
3762 for conditional or partial ones, because there never are any.
3763 (fast_dce): Now is able to drive byte_dce_process_block or
3764 dce_process_block depending on the kind of dce being done.
3765 (rest_of_handle_fast_dce): Add parameter to fast_dce.
3766 (rest_of_handle_fast_byte_dce): New function.
3767 (rtl_opt_pass pass_fast_rtl_byte_dce): New pass.
3768 * Makefile.in (df-byte-scan.o, debugcnt.o): Added dependencies.
3770 2008-04-21 Daniel Franke <franke.daniel@gmail.com>
3773 * gcc.h: Added fortran options that take arguments to
3774 DEFAULT_SWITCH_TAKES_ARG and DEFAULT_WORD_SWITCH_TAKES_ARG
3777 2008-04-20 Eric Botcazou <ebotcazou@adacore.com>
3779 * tree-sra.c (sra_walk_expr) <VIEW_CONVERT_EXPR>: Disable
3780 scalarization if on the LHS and not a full access.
3782 2008-04-20 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3784 * Makefile.in (s-gtyp-input): Remove tmp-gi.list before writing it.
3786 2008-04-18 Rafael Espindola <espindola@google.com>
3788 * tree-vrp.c (find_case_label_index): Fix the binary search.
3789 (find_case_label_range): New.
3790 (vrp_visit_switch_stmt): Use find_case_label_range.
3791 (simplify_switch_using_ranges): Use find_case_label_range.
3793 2008-04-18 Eric Botcazou <ebotcazou@adacore.com>
3795 * gimplify.c (gimplify_modify_expr_rhs) <COND_EXPR>: Gimplify the LHS
3796 using the is_gimple_lvalue predicate instead of is_gimple_min_lval.
3798 2008-04-18 Tom Tromey <tromey@redhat.com>
3801 * doc/cpp.texi (Implementation-defined behavior): Mention
3804 2008-04-18 Ian Lance Taylor <iant@google.com>
3806 * fold-const.c (pointer_may_wrap_p): New static function.
3807 (fold_comparison): Add another test for pointer overflow. Use
3808 pointer_may_wrap_p to disable some false positives.
3810 2008-04-18 Kris Van Hees <kris.van.hees@oracle.com>
3812 * c-common.c (CHAR16_TYPE, CHAR32_TYPE): New macros.
3813 (fname_as_string): Match updated cpp_interpret_string prototype.
3814 (fix_string_type): Support char16_t* and char32_t*.
3815 (c_common_nodes_and_builtins): Add char16_t and char32_t (and
3816 derivative) nodes. Register as builtin if C++0x.
3817 (c_parse_error): Support CPP_CHAR{16,32}.
3818 * c-common.h (RID_CHAR16, RID_CHAR32): New elements.
3819 (enum c_tree_index) <CTI_CHAR16_TYPE, CTI_SIGNED_CHAR16_TYPE,
3820 CTI_UNSIGNED_CHAR16_TYPE, CTI_CHAR32_TYPE, CTI_SIGNED_CHAR32_TYPE,
3821 CTI_UNSIGNED_CHAR32_TYPE, CTI_CHAR16_ARRAY_TYPE,
3822 CTI_CHAR32_ARRAY_TYPE>: New elements.
3823 (char16_type_node, signed_char16_type_node, unsigned_char16_type_node,
3824 char32_type_node, signed_char32_type_node, char16_array_type_node,
3825 char32_array_type_node): New defines.
3826 * c-lex.c (cb_ident): Match updated cpp_interpret_string prototype.
3827 (c_lex_with_flags): Support CPP_CHAR{16,32} and CPP_STRING{16,32}.
3828 (lex_string): Support CPP_STRING{16,32}, match updated
3829 cpp_interpret_string and cpp_interpret_string_notranslate prototypes.
3830 (lex_charconst): Support CPP_CHAR{16,32}.
3831 * c-parser.c (c_parser_postfix_expression): Support CPP_CHAR{16,32}
3832 and CPP_STRING{16,32}.
3834 2008-04-18 Paolo Bonzini <bonzini@gnu.org>
3837 * aclocal.m4: Regenerate.
3838 * configure: Regenerate.
3840 2008-04-18 Jan Hubicka <jh@suse.cz>
3842 * except.c (dw2_size_of_call_site_table,
3843 sjlj_size_of_call_site_table): Use vector API for call_site_record.
3845 * cgraphbuild.c (build_cgraph_edges): Update.
3846 * tree-pass.h: Update comment.
3847 * final.c (leaf_function_p): Update.
3848 (leaf_renumber_regs): Update.
3849 (rest_of_clean_state): Update.
3850 * omp-low.c (expand_omp_parallel): Update.
3851 * ipa-reference.c (analyze_function): Update.
3852 * reorg.c (find_end_label): Update.
3853 (optimize_skip): Update.
3854 (fill_simple_delay_slots): Update.
3855 (fill_simple_delay_slots): Update.
3856 (make_return_insns): Update.
3857 (dbr_schedule): Update.
3858 * gimple-low.c (record_vars_into): Update.
3859 * cfgbuild.c (make_edges): Update.
3860 * function.c (assign_stack_local): Update.
3861 (assign_parm_adjust_stack_rtl): Update.
3862 (locate_and_pad_parm): Update.
3863 (allocate_struct_function): Do not initialize stack_alignment_needed
3864 and preferred_stack_boundary here.
3865 (stack_protect_prologue): Update.
3866 (stack_protect_epilogue): Update.
3867 (expand_function_start): Initialize stack_alignment_needed,
3868 preferred_stack_boundary and max_jumptable_ents.
3869 (expand_function_end): Update.
3870 (free_after_compilation): Do not NULLify epilogue_delay_list.
3871 * function.h (struct rtl_data): Add stack_protect_guard,
3872 stack_alignment_needed,
3873 preferred_stack_boundary, epilogue_delay_list.
3874 (struct function): Remove value_histograms, stack_alignment_needed,
3875 preferred_stack_boundary, epilogue_delay_list, max_jumptable_ents,
3877 unexpanded_var_list, stack_protect_guard.
3878 (current_function_epilogue_delay_list): Remove.
3879 * ipa-type-escape.c (analyze_function): Update.
3880 * gimplify.c (pop_gimplify_context): Update comment.
3881 * calls.c (expand_call): Update.
3882 (emit_library_call_value_1): Update.
3883 * except.c (set_nothrow_function_flags): Update.
3884 * cfgexpand.c (get_decl_align_unit): Update.
3885 (create_stack_guard): Update.
3886 (estimated_stack_frame_size): Update.
3887 (expand_used_vars): Update.
3888 (tree_expand_cfg): Free histogram earliers, init expansion variables.
3889 * explow.c (allocate_dynamic_stack_space): Update.
3890 * tree-ssa-live.c (remove_unused_locals): Update.
3891 * varasm.c (mark_constant_pool): Update.
3892 * tree-inline.c (remap_decls): Update.
3893 (initialize_cfun): Update.
3894 (declare_return_variable): Update.
3895 (inline_forbidden_p): Update.
3896 (expand_call_inline): Update.
3897 (declare_inline_vars): Update.
3898 (tree_function_versioning): Update.
3899 * tree-flow.h (value_histograms): New.
3900 (VALUE_HISTOGRAMS): New macro.
3901 * basic-block.h (control_flow_graph): Add max_jumptable_ents,
3903 * tree-cfg.c (set_bb_for_stmt): Update.
3904 (replace_by_duplicate_decl): Update.
3905 (move_block_to_fn): Update.
3906 (new_label_mapper): Update.
3907 (dump_function_to_file): Update.
3908 * ipa-struct-reorg.c (build_data_structure): Update.
3909 * cfgrtl.c (print_rtl_with_bb): Update.
3910 * reload1.c (reload): Update.
3912 * config/i386/i386.c (setup_incoming_varargs_64,
3913 ix86_compute_frame_layout): Update.
3914 * config/arc/arc.c (arc_output_function_epilogue): Update.
3916 2008-04-18 Marius Strobl <marius@FreeBSD.org>
3918 * gthr-posix.h (__gthread_active_p): Use the Solaris implementation
3919 for FreeBSD as well.
3920 * gthr-posix95.h: Likewise.
3922 2008-04-17 Richard Sandiford <rsandifo@nildram.co.uk>
3924 PR rtl-optimization/35838
3925 * dse.c (find_shift_sequence): Use subreg_lowpart_offset to work
3926 out the byte offset of the first subreg.
3928 2008-04-17 Uros Bizjak <ubizjak@gmail.com>
3930 * config/i386/i386.md (addti3 splitter): Pass arrays of 3 operands
3931 to split_ti instead of three separate calls with single member arrays.
3932 (subti3 splitter): Ditto.
3933 (adddi3 splitter): Ditto with split_di.
3934 (subdi3 splitter): Ditto.
3935 (negti2 splitter): Pass arrays of 2 operands to split_ti instead of
3936 two separate calls with single member arrays. Swap match_dup
3937 operands 1 and 2 to better fit into the array.
3938 (negdi2 splitter): Ditto with split_di.
3939 (movdfcc splitter): Pass arrays of 2 operands to split_di instead of
3940 two separate calls with single member arrays. Swap match_dup operands
3941 6 and 7 to better fit into the array.
3943 2008-04-17 H.J. Lu <hongjiu.lu@intel.com>
3945 * config/i386/i386.c (sse_builtin_type): New.
3946 (bdesc_sse_args): Likewise.
3947 (bdesc_sse_3arg): Removed.
3948 (bdesc_2arg): Remove IX86_BUILTIN_AESKEYGENASSIST128.
3949 (bdesc_1arg): Remove IX86_BUILTIN_ROUNDPD and
3950 IX86_BUILTIN_ROUNDPS.
3951 (ix86_init_mmx_sse_builtins): Handle bdesc_sse_args. Remove
3952 bdesc_sse_3arg. Remove IX86_BUILTIN_ROUNDPD and
3953 IX86_BUILTIN_ROUNDPS.
3954 (ix86_expand_sse_4_operands_builtin): Removed.
3955 (ix86_expand_sse_operands_builtin): New.
3956 (ix86_expand_unop_builtin): Remove CODE_FOR_sse4_1_roundpd
3957 and CODE_FOR_sse4_1_roundps.
3958 (ix86_expand_builtin): Remove IX86_BUILTIN_AESKEYGENASSIST128.
3959 Handle bdesc_sse_args. Remove bdesc_sse_3arg.
3961 2008-04-17 Alan Modra <amodra@bigpond.net.au>
3964 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Restore vr and vrsave
3965 regs before frame pop when needed. If use_backchain_to_restore_sp
3966 then load backchain into a temp reg to restore vr and vrsave. Add
3967 code to restore vr after frame pop if possible.
3969 2008-04-17 Richard Guenther <rguenther@suse.de>
3971 * tree-vn.c (expressions_equal_p): Do not check type
3972 equality or compatibility before calling operand_equal_p.
3973 * fold-const.c (operand_equal_p): Check equivalence of
3974 integer constants before bailing out due to signedness or
3975 precision differences.
3976 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Ignore
3977 spurious differences in type qualification. Ignore types
3978 for COMPONENT_REFs at all.
3980 2008-04-17 Christian Bruel <christian.bruel@st.com>
3982 * config/sh/sh.c (expand_cbranchdi4): Use original operands for
3983 msw_skip comparison.
3985 2008-04-16 Jakub Jelinek <jakub@redhat.com>
3988 * tree-nrv.c (tree_nrv): Don't optimize if result_type is GIMPLE
3991 PR tree-optimization/35899
3992 * tree-inline.c (expand_call_inline): Use GIMPLE_STMT_OPERAND
3993 rather than TREE_OPERAND.
3995 2008-04-16 Uros Bizjak <ubizjak@gmail.com>
3998 * config/i386/i386.md (fmodxf3): Copy operand 1 and operand 2 into
3999 temporary registers. Change operand predicate to general_operand.
4000 (remainderxf3): Ditto.
4002 2008-04-16 Richard Guenther <rguenther@suse.de>
4004 * Makefile.in (tree-affine.o): Add $(FLAGS_H) dependency.
4005 * tree-affine.c (aff_combination_expand): Look through some
4008 2008-04-15 Doug Kwan <dougkwan@google.com>
4010 * dwarf2asm.c (dw2_assemble_integer): Cast to unsigned HOST_WIDE_INT
4012 * tree-pretty-print.c (dump_generic_node): Ditto.
4013 * final.c (output_addr_const): Ditto.
4014 * dwarf2out.c (output_cfi): Ditto.
4015 * c-pretty-print.c (pp_c_integer_constant): Ditto.
4016 * print-rtl.c (print_rtx): Ditto.
4017 * print-tree.c (print_node_brief, print_node): Ditto.
4018 * c-common.c (match_case_to_enum_1): Ditto.
4019 * sched-vis.c (print_value): Ditto.
4020 * config/i386/i386.c (print_operand): Cast to long unsigned int
4023 2008-04-15 Danny Smith <dannysmith@users.sourceforge.net>
4024 * libgcc2.c [L_trampoline]: Remove unnecessary prototype for
4025 MS Windows VirtualProtect function.
4027 2008-04-15 Jan Hubicka <jh@suse.cz>
4029 * gengtype.c (write_root): Param_is argument is OK.
4030 * expr.c (expand_expr_real_1): Update call of get_exception_*.
4031 * function.h: Include varray.h
4032 (rtl_eh): New stucture based on except.c one.
4033 (call_site_record): New forward declaration and vector type.
4034 * calls.c (emit_call_1): Do not call
4035 note_current_region_may_contain_throw.
4036 * except.c (eh_status): Remove cur_region, try_region since they are
4038 Move filter, exc_ptr, ttype_data, ehspec_data, action_record_data and
4039 exception_handler_label_map, ehr_stackadj, ehr_handler, ehr_label,
4040 sjlj_fc, sjlj_exit_after to rth_eh in function.h.
4041 Remove call_site_data_used, call_site_data_size.
4042 Turn call_site_record into vector in function.h.
4043 (note_current_region_may_contain_throw): Remove.
4044 (get_exception_pointer, get_exception_filter): Do not take struct
4045 function argument; update.
4046 (add_ehl_entry, find_exception_handler_labels, ehspec_filter_hash,
4047 add_ttypes_entry, add_ehspec_entry, assign_filter_values,
4048 build_post_landing_pads, dw2_build_landing_pads,
4049 sjlj_assign_call_site_values, sjlj_mark_call_sites,
4050 sjlj_emit_function_enter, sjlj_emit_function_enter,
4051 sjlj_emit_function_exit, sjlj_emit_dispatch_table,
4052 sjlj_build_landing_pads, finish_eh_generation,
4053 remove_exception_handler_label, remove_eh_handler,
4054 maybe_remove_eh_handler, add_reachable_handler,
4055 reachable_handlers, expand_builtin_eh_return, expand_eh_return,
4056 add_action_record, collect_one_action_chain, add_call_site,
4057 convert_to_eh_region_ranges, sjlj_size_of_call_site_table,
4058 sjlj_output_call_site_table, output_function_exception_table,
4059 * except.h (note_current_region_may_contain_throw): Remove
4060 (get_exception_pointer, get_exception_filter): Do not take struct
4062 * Makefile.in (GTFILES): Put varargs before struct function.
4064 2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
4066 * tree-ssa-structalias.c (get_constraint_for_component_ref): Do not
4067 punt for STRING_CST.
4068 (get_constraint_for): Deal with STRING_CST here instead.
4070 2008-04-15 Richard Guenther <rguenther@suse.de>
4072 * tree-ssa-propagate.c (substitute_and_fold): Substitute
4073 statements in a basic-block with a backward walk. Do not
4074 substitute into dead statements but instead remove those.
4076 2008-04-15 Richard Guenther <rguenther@suse.de>
4078 * params.def (PARAM_MAX_FIELDS_FOR_FIELD_SENSITIVE): Set default
4079 to zero, thus disable creation of SFTs.
4081 2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
4083 * tree-predcom.c (suitable_reference_p): Return false if the
4084 reference can throw.
4086 2008-04-15 Jakub Jelinek <jakub@redhat.com>
4089 * c-decl.c (finish_decl): If extern or static var has variable
4090 size, set TREE_TYPE (decl) to error_mark_node.
4092 2008-04-15 Rafael Espindola <espindola@google.com>
4094 * fold-const.c (tree_call_nonnegative_warnv_p): Remove local
4097 2008-04-15 Richard Guenther <rguenther@suse.de>
4099 * tree-ssa-sccvn.h (vn_reference_lookup): Adjust prototype.
4100 * tree-ssa-sccvn.c (vn_reference_lookup): New parameter maywalk.
4101 (visit_reference_op_load): Do walk vuse-vdef chains on
4102 vn_reference_lookup.
4103 (visit_reference_op_store): But do not here.
4104 * tree-vn.c (vn_lookup): Do not walk vuse-vdef chains on
4105 vn_reference_lookup.
4106 (vn_lookup_with_vuses): But do so here.
4108 2008-04-14 Ian Lance Taylor <iant@google.com>
4110 * fold-const.c (fold_overflow_warning): Remove assertion.
4112 2008-04-15 Ben Elliston <bje@au.ibm.com>
4114 * config/alpha/alpha.c (alpha_initialize_trampoline): Remove temp,
4115 temp1 local variables.
4117 2008-04-15 Zuxy Meng <zuxy.meng@gmail.com>
4120 * config/i386/winnt.c (i386_pe_section_type_flags): Mark
4121 ".text.unlikely" section as executable.
4123 2008-04-14 James E. Wilson <wilson@tuliptree.org>
4125 * config/ia64/ia64.c (rtx_needs_barrier): Handle
4126 UNSPEC_FR_SQRT_RECIP_APPROX_RES.
4127 * config/ia64/ia64.c (UNSPEC_FR_SQRT_RECIP_APPROX_RES): Define.
4128 (divsi3_internal, divdi3_internal_lat, divdi3_internal_thr,
4129 divsf3_internal_lat, sqrt_approx, sqrtsf2_internal_thr,
4130 divdf3_internal_lat, sqrtdf2_internal_thr, divxf3_internal_lat,
4131 divxf3_internal_thr, sqrtxf2_internal_thr, recip_approx): Use it.
4133 2008-04-14 Ian Lance Taylor <iant@google.com>
4135 * flags.h (POINTER_TYPE_OVERFLOW_UNDEFINED): Define.
4136 * fold-const.c (fold_comparison): If appropriate, test
4137 POINTER_TYPE_OVERFLOW_UNDEFINED, and issue an overflow warning.
4138 (fold_binary): Test POINTER_TYPE_OVERFLOW_UNDEFINED when
4139 reassociating a pointer type.
4140 * doc/invoke.texi (Optimize Options): Document that
4141 -fstrict-overflow applies to pointer wraparound.
4143 2008-04-13 Jan Hubicka <jh@suse.cz>
4145 * m32.c (m32c_pushm_popm): Use crtl->retrun_rtx.
4147 2008-04-12 Andrew Pinski <pinskia@gmail.com>
4149 * config/rs6000/rs6000.c (compute_save_world_info): Set lr_save_p if
4150 we are going to "save the world".
4152 2008-04-13 Hans-Peter Nilsson <hp@axis.com>
4154 * config/cris/cris.md ("*andhi_lowpart_non_v32", "*andhi_lowpart_v32")
4155 ("*andqi_lowpart_non_v32", "*andqi_lowpart_v32"): Use "+" for the
4156 operand 0 constraint, not "=".
4158 2008-04-11 James E. Wilson <wilson@tuliptree.org>
4160 * system.h: Change ASSERT_CHECKING to ENABLE_ASSERT_CHECKING.
4162 2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
4164 * dse.c (record_store): Use HOST_BITS_PER_WIDE_INT instead
4165 of size of positions_needed * CHAR_BIT.
4167 2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
4170 * dse.c (store_info): Change positions_needed to unsigned
4172 (lowpart_bitmask): New.
4173 (record_store): Cast to unsigned HOST_WIDE_INT for
4174 positions_needed. Assert width <= size of positions_needed *
4175 CHAR_BIT. Call lowpart_bitmask to initialize positions_needed.
4176 (check_mem_read_rtx): Use unsigned HOST_WIDE_INT on mask. Call
4177 lowpart_bitmask to set mask.
4179 2008-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
4181 * config/bfin/constraints.md: New file.
4182 * config/bfin/bfin.md: Include it.
4183 (adddi3): Use satisfies_constraint functions instead of the old macros.
4184 * config/bfin/bfin.h (REG_CLASS_FROM_LETTER, CONSTRAINT_LEN,
4185 CONST_18UBIT_IMM_P, CONST_16BIT_IMM_P, CONST_16UBIT_IMM_P,
4186 CONST_7BIT_IMM_P, CONST_7NBIT_IMM_P, CONST_5UBIT_IMM_P,
4187 CONST_4BIT_IMM_P, CONST_4UBIT_IMM_P, CONST_3BIT_IMM_P,
4188 CONST_3UBIT_IMM_P, CONST_OK_FOR_K, CONST_OK_FOR_P, CONST_OK_FOR_M,
4189 CONST_OK_FOR_CONSTRAINT_P, CONST_DOUBLE_OK_FOR_LETTER,
4190 EXTRA_CONSTRAINT): Delete.
4191 * config/bfin/predicates.md (highbits_operand, reg_or_7bit_operand,
4192 reg_or_neg7bit_operand): Use satisfies_constraint functions instead
4194 * config/bfin/bfin.c: Include "tm-constrs.h".
4195 (bfin_secondary_reload, split_load_immediate, bfin_rtx_costs):
4196 Use satisfies_constraint functions instead of the old macros.
4197 * doc/md.texi (Blackfin Constraints): Update file name reference.
4199 2008-04-11 Richard Guenther <rguenther@suse.de>
4201 PR tree-optimization/35869
4202 * tree-vrp.c (execute_vrp): Move switch statement update after
4203 jump threading. Schedule another cfg cleanup run.
4205 2008-04-11 Volker Reichelt <v.reichelt@netcologne.de>
4208 * attribs.c (decl_attributes): Return early on errorneous node.
4210 2008-04-10 Oleg Ryjkov <olegr@google.com>
4212 * tree.h (struct tree_base): Added a new flag default_def_flag.
4213 (SSA_NAME_IS_DEFAULT_DEF): Changed to use the new flag.
4215 2008-04-11 Kaz Kojima <kkojima@gcc.gnu.org>
4217 * config.gcc (need_64bit_hwint): Need 64bit hwint for sh-*-*.
4219 2008-04-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4222 * pa.md: Define mode iterator P. Define mode attribute dwc.
4223 (dcacheflush): Update pattern to use iterator P and attribute dwc.
4224 (icacheflush): Likewise.
4225 * pa.h (INITIALIZE_TRAMPOLINE): Use dcacheflushsi/icacheflushsi if
4226 !TARGET_64BIT, and dcacheflushdi/icacheflushdi if TARGET_64BIT.
4228 2008-04-11 Ben Elliston <bje@au.ibm.com>
4230 * config/spu/spu.c (spu_init_builtins): Mark builtins as nothrow.
4232 2008-04-10 Rafael Espindola <espindola@google.com>
4234 * tree-vrp.c (extract_range_from_binary_expr): Don't handle
4235 TRUTH_ANDIF_EXPR or TRUTH_ORIF_EXPR.
4236 (extract_range_from_expr): The same.
4238 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
4240 * config/mips/mips.md (GPR2): New mode iterator.
4242 (*seq_<mode>, *seq_<mode>_mips16, *sne_<mode>, *sgt<u>_<mode>,
4243 *sgt<u>_<mode>_mips16, *sge<u>_<mode>, *slt<u>_<mode>,
4244 *slt<u>_<mode>_mips16 *sle<u>_<mode>, *sle<u>_<mode>_mips16):
4245 Rewrite these to take two modes, the mode of comparison and the
4246 mode of the destination.
4247 * config/mips/mips.c (mips_expand_scc): Instead of having
4248 paradoxical subreg as destination, expand "narrowing" scc if mode
4249 of comparison is SI and target is requested in DI mode.
4250 (mips_emit_int_order_test): Update comment. Make mode of
4251 comparison match CMP0 rather than TARGET. When creating inverse
4252 target use mode of TARGET.
4254 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
4256 * gcov-dump.c (tag_summary): Only print summaries for the first
4257 GCOV_COUNTERS_SUMMABLE counters.
4259 2008-04-10 Uros Bizjak <ubizjak@gmail.com>
4261 * config/i386/i386.md (absneg): New code iterator.
4262 (absnegprefix): New code attribute.
4263 (<code><mode>2): Macroize expander from abs<mode>2 and neg<mode>2
4264 patterns using absneg code iterator.
4265 (<code>tf2): Macroize expander from abstf2 and negtf2 patterns
4266 using absneg code iterator.
4267 (*<code><mode>2_1): Macroize insn pattern from *abs<mode>2_1 and
4268 *neg<mode>2 patterns using absneg code iterator.
4269 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
4270 *negextendsfdf2 patterns using absneg code iterator.
4271 (*<code>extendsfxf2): Macroize insn pattern from *absextendsfxf2 and
4272 *negextendsfxf2 patterns using absneg code iterator.
4273 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
4274 *negextendsfdf2 patterns using absneg code iterator.
4275 * config/i386/sse.md (<code><mode>2): Macroize expander from
4276 abs<mode>2 and neg<mode>2 patterns using absneg code iterator.
4278 2008-04-10 Andreas Krebbel <krebbel1@de.ibm.com>
4280 * config/s390/s390.h: Remove the remains of the recent search
4281 & replace action of current_function_outgoing_args_size.
4283 2008-04-10 Ira Rosen <irar@il.ibm.com>
4285 PR tree-optimization/35821
4286 * tree-vect-transform.c (vect_create_data_ref_ptr): Add check that
4287 NEW_STMT_LIST is not NULL.
4289 2008-04-09 David Edelsohn <edelsohn@gnu.org>
4292 * toplev.c (process_options): Remove -ffunction-sections debugging
4295 2008-04-09 Peter Bergner <bergner@vnet.ibm.com>
4297 PR middle-end/PR28690
4298 * explow.c (break_out_memory_refs): Use simplify_gen_binary rather
4299 than gen_rtx_fmt_ee to perform more canonicalizations.
4301 2008-04-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4304 * collect2.c (write_c_file): Don't wrap in "#ifdef __cplusplus".
4306 2008-04-09 Richard Guenther <rguenther@suse.de>
4308 * tree-cfg.c (verify_stmt): Print complete bogus stmt.
4309 (dump_function_to_file): Dump function arguments with types.
4311 2008-04-08 Richard Guenther <rguenther@suse.de>
4313 * fold-const.c (fold_widened_comparison): Do not allow
4314 sign-changes that change the result.
4316 2008-04-08 Janis Johnson <janis187@us.ibm.com>
4319 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle additional
4320 kinds of indirect references.
4322 2008-04-08 David Edelsohn <edelsohn@gnu.org>
4324 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Update
4325 GNU Fortran language string.
4327 2008-04-08 Rafael Espindola <espindola@google.com>
4329 * fold-canst.c (tree_call_nonnegative_warnv_p): New.
4330 (tree_invalid_nonnegative_warnv_p): Use tree_call_nonnegative_warnv_p.
4331 * tree.h (tree_call_nonnegative_warnv_p): New.
4333 2008-04-08 Jan Hubicka <jh@suse.cz>
4335 * function.c (free_after_compilation): Clear out regno_reg_rtx
4338 2008-04-08 Peter Bergner <bergner@vnet.ibm.com>
4341 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
4343 PR middle-end/PR28690
4344 * rtlanal.c: (commutative_operand_precedence): Give SYMBOL_REF's the
4345 same precedence as REG_POINTER and MEM_POINTER operands.
4347 2008-04-08 Richard Guenther <rguenther@suse.de>
4350 * tree-ssa-address.c (create_mem_ref): Use POINTER_PLUS_EXPR
4351 for adding index to base.
4353 2008-04-08 Kai Tietz <kai.tietz@onevision.com>
4355 * config/i386/mingw32.h (ENABLE_EXECUTE_STACK): New.
4356 (MINGW_ENABLE_EXECUTE_STACK): New.
4357 (IN_LIBGCC2): For libgcc include windows.h file for
4358 function declarations.
4360 2008-04-08 Hans-Peter Nilsson <hp@axis.com>
4362 * config/cris/cris.c (cris_address_cost): For a PLUS, swap tem1
4363 and tem2 if tem1 is not a REG or MULT.
4365 2008-04-08 Jan Hubicka <jh@suse.cz>
4367 * function.h (incomming_args): Break out of struct function.
4368 (function_subsections): Break out of struct function.
4369 (rtl_data): Add args, subsections fields. Break out outgoing_args_size,
4370 return_rtx and hard_reg_initial_vals from struct function.
4371 Kill inl_max_label_num.
4372 (current_function_pops_args, current_function_args_info,
4373 current_function_args_size, current_function_args_size,
4374 current_function_pretend_args_size,
4375 current_function_outgoing_args_size,
4376 current_function_internal_arg_pointer, current_function_return_rtx):
4377 Kill compatibility accestor macros.
4378 * builtins.c (expand_builtin_apply_args_1): Update.
4379 (expand_builtin_next_arg): Update.
4380 * df-scan.c (df_get_call_refs): Update.
4381 * dbxout.c (dbxout_function_end): Update.
4382 * dwarf2out.c (dwarf2out_switch_text_section): Update.
4383 (output_line_info): Update.
4384 (secname_for_decl): Update.
4385 (dwarf2out_var_location): Update.
4386 * function.c (free_after_compilation): Update.
4387 (assign_parm_find_stack_rtl): Update.
4388 (assign_parms): Update.
4389 (expand_dummy_function_end): Update.
4390 (expand_function_end): Update.
4391 * calls.c (mem_overlaps_already_clobbered_arg_p): Update.
4392 (expand_call): Update.
4393 (emit_library_call_value_1): Update.
4394 (store_one_arg): Update.
4395 * varasm.c (initialize_cold_section_name): Update.
4396 (unlikely_text_section): Update.
4397 (unlikely_text_section_p): Update.
4398 (assemble_start_function): Update.
4399 (assemble_end_function): Update.
4400 (default_section_type_flags): Update.
4401 (switch_to_section): Update.
4402 * integrate.c (set_decl_abstract_flags): Update.
4403 (get_hard_reg_initial_val): Update.
4404 (has_hard_reg_initial_val): Update.
4405 (allocate_initial_values): Update.
4406 * resource.c (init_resource_info): Update.
4407 * config/alpha/alpha.c (NUM_ARGS): Update.
4408 (direct_return): Update.
4409 (alpha_va_start): Update.
4410 (alpha_sa_size): Update.
4411 (alpha_initial_elimination_offset): Update.
4412 (alpha_expand_prologue): Update.
4413 (alpha_start_function): Update.
4414 (alpha_expand_epilogue): Update.
4415 (unicosmk_initial_elimination_offset):
4416 * config/alpha/alpha.md (call expander): Update.
4417 * config/s390/s390.c (s390_register_info): Update.
4418 (s390_register_info): Update.
4419 (s390_frame_info): Update.
4420 (s390_initial_elimination_offset): Update.
4421 (s390_build_builtin_va_list): Update.
4422 (s390_va_start): Update.
4423 * config/spu/spu.c (direct_return): Update.
4424 (spu_expand_prologue): Update.
4425 (spu_initial_elimination_offset): Update.
4426 (spu_build_builtin_va_list): Update.
4427 (spu_va_start): Update.
4428 * config/sparc/sparc.c (sparc_init_modes): Update.
4429 (sparc_compute_frame_size): Update.
4430 (function_value): Update.
4431 * config/m32r/m32r.c (m32r_compute_frame_size): Update.
4432 * config/i386/i386.md (return expander): Update.
4433 * config/i386/i386.c (ix86_va_start): Update.
4434 (ix86_can_use_return_insn_p): Update.
4435 (ix86_compute_frame_layout): Update.
4436 (ix86_expand_epilogue): Update.
4437 * config/sh/sh.c (output_stack_adjust): Update.
4438 (calc_live_regs): Update.
4439 (sh_expand_prologue): Update.
4440 (sh_builtin_saveregs): Update.
4441 (sh_va_start): Update.
4442 (initial_elimination_offset): Update.
4443 (sh_allocate_initial_value): Update.
4444 (sh_function_ok_for_sibcall): Update.
4445 (sh_get_pr_initial_val): Update.
4446 * config/sh/sh.md (return expander): Update.
4447 * config/avr/avr.c (frame_pointer_required_p): UPdate.
4448 * config/crx/crx.c (crx_compute_frame): UPdate.
4449 (crx_initial_elimination_offset): UPdate.
4450 * config/xtensa/xtensa.c (compute_frame_size): Update
4451 (xtensa_builtin_saveregs): Update.
4452 (xtensa_va_start): Update.
4453 (order_regs_for_local_alloc): Update.
4454 * config/stormy16/stormy16.c (xstormy16_compute_stack_layout): Update.
4455 (xstormy16_expand_builtin_va_start): Update.
4456 * config/fr30/fr30.c (fr30_compute_frame_size): Update.
4457 * config/m68hc11/m68hc11.md (return expanders): Update.
4458 * config/m68hc11/m68hc11.c (expand_prologue): Update.
4459 (expand_epilogue): Update.
4460 * config/cris/cris.c (cris_initial_frame_pointer_offset): Update.
4461 (cris_simple_epilogue): Update.
4462 (cris_expand_prologue): Update.
4463 (cris_expand_epilogue): Update.
4464 * config/iq2000/iq2000.c (iq2000_va_start): Update.
4465 (compute_frame_size): Update.
4466 * config/mt/mt.c (mt_compute_frame_size): Update.
4467 * config/mn10300/mn10300.c (expand_prologue): Update.
4468 (expand_epilogue): Update.
4469 (initial_offset): Update.
4470 (mn10300_builtin_saveregs):
4471 * config/mn10300/mn10300.md (return expander): Update.
4472 * config/ia64/ia64.c (ia64_compute_frame_size): Update.
4473 (ia64_initial_elimination_offset): Update.
4474 (ia64_initial_elimination_offset): Update.
4475 (ia64_expand_prologue): Update.
4476 * config/m68k/m68k.md (return expander): Update.
4477 * config/rs6000/rs6000.c (rs6000_va_start): Update.
4478 (rs6000_stack_info): Update.
4479 * config/mcore/mcore.c (layout_mcore_frame): Update.
4480 (mcore_expand_prolog): Update.
4481 * config/arc/arc.c (arc_compute_frame_size): Update.
4482 * config/score/score3.c (score3_compute_frame_size): Update.
4483 * config/score/score7.c (score7_compute_frame_size): Update.
4484 * config/arm/arm.c (use_return_insn): Update.
4485 (thumb_find_work_register): Update.
4486 (arm_compute_save_reg_mask): Update.
4487 (arm_output_function_prologue): Update.
4488 (arm_output_epilogue): Update.
4489 (arm_size_return_regs): Update.
4490 (arm_get_frame_offsets): Update.
4491 (arm_expand_prologue): Update.
4492 (thumb_exit): Update.
4493 (thumb_unexpanded_epilogue): Update.
4494 (thumb1_output_function_prologue): Update.
4495 * config/pa/pa.md (return expander): Update.
4496 * config/pa/pa.c (compute_frame_size): Update.
4497 (hppa_builtin_saveregs): Update.
4498 * config/mips/mips.c (mips_va_start): Update.
4499 (mips16_build_function_stub): Update.
4500 (mips_compute_frame_info): Update.
4501 (mips_restore_gp): Update.
4502 (mips_output_function_prologue): Update.
4503 (mips_expand_prologue): Update.
4504 * config/v850/v850.c (compute_frame_size): Update.
4505 (expand_prologue): * config/mmix/mmix.c (along): update.
4506 (mmix_initial_elimination_offset): update.
4507 (mmix_reorg): update.
4508 (mmix_use_simple_return): update.
4509 (mmix_expand_prologue): update.
4510 (mmix_expand_epilogue): Update.
4511 * config/bfin/bfin.c (bfin_initial_elimination_offset): Update.
4512 (emit_link_insn): Update.
4514 2008-04-08 Anatoly Sokolov <aesok@post.ru>
4516 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Define
4517 __AVR_HAVE_EIJMP_EICALL__ macro if device have EIJMP and EICALL
4519 * config/avr/avr.c (avr_mcu_types): Set AVR31 architecture for
4522 2008-04-07 Jan Hubicka <jh@suse.cz>
4524 * function.h (rtl): Rename to x_rtl.
4526 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
4527 frame_offset, stack_check_probe_note, arg_pointer_save_area,
4528 used_temp_slots avail_temp_slots, temp_slot_level,
4529 nonlocal_goto_handler_labels): Update accesstors.
4530 (rtl): New global variable.
4531 (struct function): Move some fileds to rtl_data.
4532 (get_arg_pointer_save_area): Update prototype.
4533 * builtins.c (expand_builtin_setjmp_receiver): Update call of
4534 get_arg_pointer_save_area.
4535 * expr.c (init_expr): Update
4536 * function.c (get_frame_size): Update
4537 (assign_stack_local): Update
4538 (expand_function_end): Update.
4539 (get_art_pointer_save_area): Update
4541 * emit-rtl.c (rtl): Declare.
4542 (regno_reg_rtx): Declare.
4543 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
4545 (gen_reg_rtx): Update.
4546 * varasm.c (n_deferred_constatns): Update accestor.
4547 (init_varasm_status): Do not allocate varasm_status.
4548 (force_const_mem, get_pool_size, output_constant_pool): Update.
4549 * stmt.c (force_label_rtx): Do not use x_ prefixes.
4550 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
4551 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Update.
4552 * sparc/sparc.h (INIT_EXPANDERS): Update.
4553 * ia64/ia64.h (INIT_EXPANDERS): Update.
4555 2008-04-07 James E. Wilson <wilson@tuliptree.org>
4557 * reload.c (push_secondary_reload): Add missing break to for loop.
4559 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
4561 PR middle-end/PR28690
4562 * rtlanal.c: Update copyright years.
4563 (commutative_operand_precedence): Give SYMBOL_REF's the same precedence
4564 as REG_POINTER and MEM_POINTER operands.
4565 * emit-rtl.c (gen_reg_rtx_and_attrs): New function.
4566 (set_reg_attrs_from_value): Call mark_reg_pointer as appropriate.
4567 * rtl.h (gen_reg_rtx_and_attrs): Add prototype for new function.
4568 * gcse.c: Update copyright years.
4569 (pre_delete): Call gen_reg_rtx_and_attrs.
4570 (hoist_code): Likewise.
4571 (build_store_vectors): Likewise.
4572 (delete_store): Likewise.
4573 * loop-invariant.c (move_invariant_reg): Likewise.
4574 Update copyright years.
4576 2008-04-07 Uros Bizjak <ubizjak@gmail.com>
4578 * config/i386/i386.md ("*sse_prologue_save_insn"): Use braced output
4579 control string instead of quoted.
4581 2008-04-07 Kenneth Zadeck <zadeck@naturalbridge.com>
4583 * doc/rtl.texi: Rewrite of subreg section.
4585 2008-04-07 Kai Tietz <kai.tietz@onevision.com>
4588 * config/i386/i386.c (legitimize_pic_address): Add treating
4589 of dllimport SYM_REF's.
4590 (legitimize_dllimport_symbol): Add prototype.
4592 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
4594 * fold-const.c (fold) <ARRAY_REF>: New case. Try to fold constant
4595 reference in constructor with non self-referential type.
4597 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
4599 Removal of Return with Depressed Stack Pointer support
4600 * tree.h (TYPE_RETURNS_STACK_DEPRESSED): Delete.
4601 (ECF_SP_DEPRESSED): Likewise.
4602 (ECF_LIBCALL_BLOCK, ECF_NOVOPS): Adjust.
4603 * calls.c (emit_call_1): Do not test ECF_SP_DEPRESSED.
4604 (flags_from_decl_or_type): Do not test TYPE_RETURNS_STACK_DEPRESSED.
4605 (expand_call): Do not test ECF_SP_DEPRESSED.
4606 * dse.c (dse_step0): Do not test TYPE_RETURNS_STACK_DEPRESSED.
4607 * function.c (keep_stack_depressed): Delete.
4608 (handle_epilogue_set): Likewise.
4609 (update_epilogue_consts): Likewise.
4610 (emit_equiv_load): Likewise.
4611 (thread_prologue_and_epilogue_insns): Remove support for Return with
4612 Depressed Stack Pointer.
4613 * print-tree.c (print_node): Do not test TYPE_RETURNS_STACK_DEPRESSED.
4615 2008-04-06 Richard Guenther <rguenther@suse.de>
4617 PR tree-optimization/35400
4618 * tree-vrp.c (vrp_evaluate_conditional): Only query value-range
4619 information from SSA_NAMEs.
4621 2008-04-06 Anatoly Sokolov <aesok@post.ru>
4623 * config/avr/avr.h (avr_mega_p): Remove declaration.
4624 (AVR_MEGA): Remove macro.
4625 * config/avr/avr.c (avr_mega_p): Remove variable.
4626 (avr_override_options): Remove inicializion of avr_mega_p.
4627 Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
4628 (print_operand): Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
4629 (avr_jump_mode): (Ditto.).
4630 (avr_output_progmem_section_asm_op): (Ditto.).
4631 (avr_asm_init_sections): (Ditto.).
4632 (avr_asm_init_sections): (Ditto.).
4633 (avr_rtx_costs): (Ditto.).
4634 * config/avr/avr.md: (Ditto.).
4635 * config/avr/avr.h: Use '__AVR_HAVE_JMP_CALL__' instead of
4638 2008-04-06 Richard Guenther <rguenther@suse.de>
4640 PR tree-optimization/35842
4641 * tree-ssa-address.c (fixed_address_object_p): Adjust to match
4642 is_gimple_invariant_address.
4644 2008-04-06 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
4646 * gcc.c (default_compilers): Sync Fortran extensions list with
4647 that in fortran/lang-specs.h.
4648 * doc/invoke.texi: Likewise.
4649 * dbxout.c (get_lang_number): Use "GNU Fortran" in "GNU F95".
4650 * dwarf2out.c (gen_compile_unit_die): Likewise.
4652 2008-04-06 Tom G. Christensen <tgc@jupiterrise.com>
4654 * gthr-posix95.h (__gthread_cond_wait_recursive): Add missing &.
4656 2008-04-05 Uros Bizjak <ubizjak@gmail.com>
4659 * config/i386/i386.c (ix86_function_regparm): Error if regparm(3)
4660 attribute is used for nested functions.
4662 2008-04-05 Jan Hubicka <jh@suse.cz>
4664 * emit-rtl.c (init_emit): xcalloc regno_pointer_align.
4666 * tree-dump.c (dump_enable_all): Remove prototype; do not accept
4668 (dump_files): Update.
4669 (enable_rtl_dump_file): Do not accept letter argument.
4670 * tree-pass.h (dump_file_info): Remove letter argument.
4671 * toplev.c (decode_d_option): Update -da handling.
4672 * toplev.h (enable_rtl_dump_file): Update prototype.
4673 * passes.c (register_one_dump_file): Do not accept IPA argument; work
4674 it out based on pass type.
4675 (register_dump_files_1): Likewise.
4676 (init_optimization_passes): Update register_one_dump_file calls.
4677 (execute_one_pass): Sanity check that IPA passes are called at IPA
4678 level and RTL passes at RTL level.
4679 (execute_pass_list): IPA pass can not be after or subpass of
4681 (execute_ipa_pass_list): Handle IPA subpasses of IPA subpasses and
4682 disallov RTL subpasses of IPA subpasses.
4684 2008-04-05 Ben Elliston <bje@au.ibm.com>
4686 * tree-cfg.c (need_fake_edge_p): Return false for calls to
4687 builtins that return exactly once and do not throw. Cache call to
4690 2008-04-04 Andy Hutchinson <hutchinsonandy@aim.com>
4692 PR rtl-optimization/34916
4694 * combine.c (create_log_links): Do not create duplicate LOG_LINKS
4695 between instruction pairs.
4697 2008-04-04 Naveen.H.S <naveen.hs@kpitcummins.com>
4699 * doc/invoke.texi: Document -mbitops for SH.
4700 * config/sh/constraints.md (K03, K12, Sbv, Sbw): New constraints.
4701 * config/sh/predicates.md (bitwise_memory_operand): New predicate.
4702 * config/sh/sh.c (print_operand): Add %t operand code.
4703 * config/sh/sh.h (GO_IF_LEGITIMATE_INDEX): Add condition for SH2A.
4704 * config/sh/sh.md (*iorsi3_compact): Fix condition for SH2A.
4705 (extendqisi2_compact): Add the alternative for SH2A 4-byte mov.b.
4706 (extendqihi2): Likewise.
4707 (movqi_i): Likewise.
4708 (insv): Use bset, bclr and bst instructions for SH2A if possible.
4709 (extv): Use bld instruction for SH2A if possible.
4711 (bclr_m2a, bclrmem_m2a, bset_m2a, bsetmem_m2a, bst_m2a, bld_m2a,
4712 bldsign_m2a, bld_reg, *bld_regqi, band_m2a, bandreg_m2a,
4713 bor_m2a, borreg_m2a, bxor_m2a, bxorreg_m2a): New insns.
4714 (bset.b, bclr.b): Define peepholes.
4715 * config/sh/sh.opt (mbitops): New option.
4717 2008-04-04 Janis Johnson <janis187@us.ibm.com>
4720 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle indirect ref
4721 and view convert expression.
4723 2008-04-04 Jakub Jelinek <jakub@redhat.com>
4726 * tree-cfg.c (remove_useless_stmts_1): Handle OMP_* containers.
4728 2008-04-04 H.J. Lu <hongjiu.lu@intel.com>
4730 * config.gcc (extra_headers): Add wmmintrin.h for x86 and x86-64.
4732 * config/i386/cpuid.h (bit_AES): New.
4733 (bit_PCLMUL): Likewise.
4735 * config/i386/i386.c (pta_flags): Add PTA_AES and PTA_PCLMUL.
4736 (override_options): Handle PTA_AES and PTA_PCLMUL. Enable
4737 SSE2 if AES or PCLMUL is enabled.
4738 (ix86_builtins): Add IX86_BUILTIN_AESENC128,
4739 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
4740 IX86_BUILTIN_AESDECLAST128, IX86_BUILTIN_AESIMC128,
4741 IX86_BUILTIN_AESKEYGENASSIST128 and IX86_BUILTIN_PCLMULQDQ128.
4742 (bdesc_sse_3arg): Add IX86_BUILTIN_PCLMULQDQ128.
4743 (bdesc_2arg): Add IX86_BUILTIN_AESENC128,
4744 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
4745 IX86_BUILTIN_AESDECLAST128 and IX86_BUILTIN_AESKEYGENASSIST128.
4746 (bdesc_1arg): Add IX86_BUILTIN_AESIMC128.
4747 (ix86_init_mmx_sse_builtins): Define __builtin_ia32_aesenc128,
4748 __builtin_ia32_aesenclast128, __builtin_ia32_aesdec128,
4749 __builtin_ia32_aesdeclast128,__builtin_ia32_aesimc128,
4750 __builtin_ia32_aeskeygenassist128 and
4751 __builtin_ia32_pclmulqdq128.
4752 * config/i386/i386.c (ix86_expand_binop_imm_builtin): New.
4753 (ix86_expand_builtin): Use it for IX86_BUILTIN_PSLLDQI128 and
4754 IX86_BUILTIN_PSRLDQI128. Handle IX86_BUILTIN_AESKEYGENASSIST128.
4756 * config/i386/i386.h (TARGET_AES): New.
4757 (TARGET_PCLMUL): Likewise.
4758 (TARGET_CPU_CPP_BUILTINS): Handle TARGET_AES and TARGET_PCLMUL.
4760 * config/i386/i386.md (UNSPEC_AESENC): New.
4761 (UNSPEC_AESENCLAST): Likewise.
4762 (UNSPEC_AESDEC): Likewise.
4763 (UNSPEC_AESDECLAST): Likewise.
4764 (UNSPEC_AESIMC): Likewise.
4765 (UNSPEC_AESKEYGENASSIST): Likewise.
4766 (UNSPEC_PCLMUL): Likewise.
4768 * config/i386/i386.opt (maes): New.
4769 (mpclmul): Likewise.
4771 * config/i386/sse.md (aesenc): New pattern.
4772 (aesenclast): Likewise.
4774 (aesdeclast): Likewise.
4776 (aeskeygenassist): Likewise.
4777 (pclmulqdq): Likewise.
4779 * config/i386/wmmintrin.h: New.
4781 * doc/extend.texi: Document AES and PCLMUL built-in function.
4783 * doc/invoke.texi: Document -maes and -mpclmul.
4785 2008-04-04 Paolo Bonzini <bonzini@gnu.org>
4787 * function.c (free_after_parsing): Replace with
4788 cxx_push_function_context from C++ front-end.
4789 (allocate_struct_function): Don't call langhook.
4790 * langhooks.h (struct lang_hooks_for_functions): Delete.
4791 (struct lang_hooks): Add back missing_noreturn_ok_p here, delete
4793 * langhooks-def.h (LANG_HOOKS_MISSING_NORETURN_OK_P): Add.
4794 (LANG_HOOKS_FUNCTION_INIT, LANG_HOOKS_FUNCTION_FINAL,
4795 LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P,
4796 LANG_HOOKS_FUNCTION_INITIALIZER): Delete.
4797 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_MISSING_NORETURN_OK_P,
4798 remove LANG_HOOKS_FUNCTION_INITIALIZER.
4799 * tree-cfg.c: Adjust call to missing_noreturn_ok_p langhook.
4801 * c-objc-common.h (LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P):
4802 Rename to LANG_HOOKS_MISSING_NORETURN_OK_P.
4804 2008-04-04 Jakub Jelinek <jakub@redhat.com>
4807 * c-pretty-print.c (pp_c_initializer_list): Handle CONSTRUCTOR
4810 2008-04-04 Richard Guenther <rguenther@suse.de>
4813 * fold-const.c (optimize_minmax_comparison): Use the correct
4814 type for the constant in the simplified comparison.
4816 2008-04-04 Zuxy Meng <zuxy.meng@gmail.com>
4818 * config/i386/driver-i386.c (describe_cache): Add l2_sizekb argument.
4819 Pass L2 size as "--param l2-cache-size" to the compiler.
4820 (decode_l2_cache): New function to decode L2 cache parameters using
4821 0x8000006 extended cpuid function.
4822 (detect_caches_amd): Determine parameters of L2 cache using
4823 decode_l2_caches function.
4824 (decode_caches_intel): Decode L2 cache parameters.
4825 (detect_caches_intel): Determine L2 cache parameters using
4826 decode_caches_intel and decode_l2_caches functions.
4828 2008-04-03 Bob Wilson <bob.wilson@acm.org>
4830 * config/xtensa/xtensa.c (xtensa_secondary_reload_class): Use a
4831 secondary input reload for subword loads from the constant pool.
4833 2008-04-03 Janis Johnson <janis187@us.ibm.com>
4836 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Use integer
4837 constants of the appropriate size for runtime calculations.
4840 * dfp.c (decimal_from_decnumber): Retain trailing zeroes for
4841 decimal-float literal constant zero.
4843 2008-04-03 Jakub Jelinek <jakub@redhat.com>
4846 * c-parser.c (c_parser_omp_atomic): Call
4847 default_function_array_conversion on the RHS.
4850 * omp-low.c (scan_sharing_clauses) <case OMP_CLAUSE_SHARED>: Don't
4851 call is_variable_sized if decl has incomplete type.
4853 2008-04-03 H.J. Lu <hongjiu.lu@intel.com>
4855 * config/i386/i386-protos.h (ix86_aligned_p): Removed.
4857 2008-04-03 Adam Nemet <anemet@caviumnetworks.com>
4859 * config/mips/mips.md (any_gt, any_ge, any_lt, any_le): New code
4861 (u): Add attribute values for gt, gtu, ge, geu, lt, ltu, le and leu.
4862 (sgt<u>): Merge sgt and sgtu into new expander.
4863 (sgt, sgtu): Remove expanders.
4864 (*sgt<u>_<mode>): Merge *sgt_<mode> and *sgtu_<mode> into new pattern.
4865 (*sgt_<mode>, *sgtu_<mode>): Remove patterns.
4866 (*sgt<u>_<mode>_mips16): Merge *sgt_<mode>_mips16 and
4867 *sgtu_<mode>_mips16 into new pattern.
4868 (*sgt_<mode>_mips16, *sgtu_<mode>_mips16): Remove patterns.
4869 (sge<u>): Merge sge and sgeu into new expander.
4870 (sge, sgeu): Remove expanders.
4871 (*sge<u>_<mode>): Merge *sge_<mode> and second *sge_<mode> into
4873 (*sge_<mode>, second *sge_<mode>): Remove patterns.
4874 (slt<u>): Merge slt and sltu into new expander.
4875 (slt, sltu): Remove expanders.
4876 (*slt<u>_<mode>): Merge *slt_<mode> and *sltu_<mode> into new pattern.
4877 (*slt_<mode>, *sltu_<mode>): Remove patterns.
4878 (*slt<u>_<mode>_mips16): Merge *slt_<mode>_mips16 and
4879 *sltu_<mode>_mips16 into new pattern.
4880 (*slt_<mode>_mips16, *sltu_<mode>_mips16): Remove patterns.
4881 (sle<u>): Merge sle and sleu into new expander.
4882 (sle, sleu): Remove expanders.
4883 (*sle<u>_<mode>): Merge *sle_<mode> and *sleu_<mode> into new pattern.
4884 (*sle_<mode>, *sleu_<mode>): Remove patterns.
4885 (*sle<u>_<mode>_mips16): Merge *sle_<mode>_mips16 and
4886 *sleu_<mode>_mips16 into new pattern.
4887 (*sle_<mode>_mips16, *sleu_<mode>_mips16): Remove patterns.
4889 2008-04-03 Jan Hubicka <jh@suse.cz>
4891 PR tree-optimization/35795
4892 * alpha/alpha.c (alpha_output_mi_thunk_osf): Free after compilation.
4893 * sparc/sparc.c (sparc_output_mi_thunk): Likewise.
4894 * ia64/ia64.c (ia64_output_mi_thunk): Likewise.
4895 * m68k/m68k.c (m68k_output_mi_thunk): Likewise.
4896 * score/score3.c (score3_output_mi_thunk): Likewise.
4897 * score/score7.c (score7_output_mi_thunk): Likewise.
4898 * mips/mips.c (mips_output_mi_thunk): Likewise.
4900 2008-04-03 Richard Guenther <rguenther@suse.de>
4902 * tree-vrp.c (extract_range_from_unary_expr): Handle all
4903 conversions. Simplify code.
4905 2008-04-03 Kaz Kojima <kkojima@gcc.gnu.org>
4907 * config/sh/sh.c (sh_output_mi_thunk): Free cfun.
4909 2008-04-03 Tom Tromey <tromey@redhat.com>
4910 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4912 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
4913 * config/bfin/t-bfin-linux (generated_files): Add
4914 linux-sysroot-suffix.h.
4915 * doc/install.texi (Prerequisites): Require make 3.80.
4916 * doc/sourcebuild.texi (Front End Directory): Document new
4918 * Makefile.in (generated_files): New variable.
4919 (ALL_HOST_OBJS): New variable.
4920 ($(ALL_HOST_OBJS)): New target.
4922 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
4924 * tree-inline.c (copy_generic_body, copy_decl_no_change): Export.
4925 (remap_block): Call id->transform_lang_insert_block instead
4927 (optimize_inline_calls, unsave_expr_now, tree_function_versioning):
4928 Set id.transform_lang_insert_block to NULL.
4929 (clone_body): Move to cp/optimize.c
4930 * tree-inline.h (struct copy_body_data): Change
4931 transform_lang_insert_block to function pointer.
4932 (copy_generic_body, copy_decl_no_change): Export.
4933 * langhooks.h (struct lang_hooks_for_decls): Kill insert_block.
4934 * langhooks-def.h (LANG_HOOKS_INSERT_BLOCK): Kill.
4935 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_INSERT_BLOCK.
4937 * c-tree.h (insert_block): Kill.
4938 * c-decl.c (insert_block): Kill.
4940 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
4942 * c-objc-common.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
4943 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
4944 * c-tree.h (c_push_function_context, c_pop_function_context): Remove
4946 * c-decl.c (c_push_function_context, c_pop_function_context): Remove
4947 argument, call {push,pop}_function_context from here.
4948 * c-parser.c: Use c_{push,pop}_function_context.
4950 * function.c (push_function_context_to): Move meat ...
4951 (push_function_context): ... here. Simplify.
4952 * function.c (pop_function_context_from): Move meat ...
4953 (pop_function_context): ... here. Simplify.
4954 * langhooks.h (struct lang_hooks_for_functions): Remove enter_nested,
4956 * langhooks-def.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
4957 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
4958 (LANG_HOOKS_FUNCTION_INITIALIZER): Delete them from here.
4959 * tree.h (push_function_context_to, pop_function_context_from): Remove.
4961 2008-04-03 Ben Elliston <bje@au.ibm.com>
4963 * expmed.c (extract_force_align_mem_bit_field): Remove.
4965 2008-04-03 Richard Guenther <rguenther@suse.de>
4968 * expr.h (try_casesi): Adjust prototype.
4969 * expr.c (try_casesi): Take fallback label as extra parameter.
4970 Use that for gen_casesi if default_label is NULL.
4971 * stmt.c (expand_case): Pass fallback label to try_casesi,
4972 make sure to fill gaps with a fallback label if default_label
4975 2008-04-03 Dominique d'Humieres <dominiq@lps.ens.fr>
4978 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Free cfun.
4980 2008-04-03 Ben Elliston <bje@au.ibm.com>
4982 * expmed.c (extract_split_bit_field): Remove if (0) code.
4983 * tree-ssa-structalias.c (do_sd_constraint): Likewise.
4984 (do_ds_constraint): Likewise.
4986 2008-04-02 Joseph Myers <joseph@codesourcery.com>
4988 * doc/cppopts.texi (-dU): Document.
4989 * c-common.h (flag_dump_macros): Update comment.
4990 * c-opts.c (handle_OPT_d): Handle -dU.
4991 * c-ppoutput.c (macro_queue, define_queue, undef_queue,
4992 dump_queued_macros, cb_used_define, cb_used_undef): New.
4993 (init_pp_output): Handle -dU.
4994 (cb_line_change): Call dump_queued_macros.
4995 * toplev.c (decode_d_option): Accept -dU as preprocessor option.
4997 2008-04-02 Anatoly Sokolov <aesok@post.ru>
4999 * config/avr/predicates.md (io_address_operand): New predicate.
5000 * config/avr/avr-protos.h (avr_io_address_p): Remove declaration.
5001 * config/avr/avr.c (avr_io_address_p): Remove function.
5002 (out_movqi_r_mr): Use 'io_address_operand' predicate instead of
5003 'avr_io_address_p' function.
5004 (out_movhi_r_mr): (Ditto.).
5005 (out_movqi_mr_r): (Ditto.).
5006 (out_movhi_mr_r): (Ditto.).
5007 (avr_address_cost): (Ditto.).
5009 2008-04-02 Uros Bizjak <ubizjak@gmail.com>
5011 * config/i386/i386.md (*float<SSEMODEI24:mode><X87MODEF:mode>2_1):
5012 Emit gen_floatdi<X87MODEF:mode>2_i387_with_xmm for DImode values
5013 in 32bit mode when XMM registers are available to avoid store
5015 (floatdi<X87MODEF:mode>2_i387_with_xmm): New insn pattern and
5016 corresponding post-reload splitters.
5018 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
5020 * config/i386/i386.c (bdesc_sse_3arg): Add __builtin_ia32_shufps
5021 and __builtin_ia32_shufpd. Provide __builtin_ia32_roundsd and
5022 __builtin_ia32_roundss.
5023 (ix86_init_mmx_sse_builtins): Remove __builtin_ia32_shufps,
5024 __builtin_ia32_shufpd, __builtin_ia32_roundsd and
5025 __builtin_ia32_roundss.
5026 (ix86_expand_builtin): Don't handle IX86_BUILTIN_SHUFPS and
5027 IX86_BUILTIN_SHUFPD here.
5029 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
5031 * config/i386/i386.md (plogic): New.
5032 (plogicprefix): Likewise.
5034 * config/i386/mmx.md (mmx_<code><mode>3): New.
5035 (mmx_and<mode>3): Removed.
5036 (mmx_ior<mode>3): Likewise.
5037 (mmx_xor<mode>3): Likewise.
5039 * config/i386/sse.md (<code><mode>3): New.
5040 (*<code><mode>3): Likewise.
5041 (*<code><mode>3): Likewise.
5042 (<code><mode>3): Likewise.
5043 (*sse_<code><mode>3): Likewise.
5044 (*sse2_<code><mode>3): Likewise.
5045 (<code>tf3): Likewise.
5046 (*<code>tf3): Likewise.
5047 (and<mode>3): Likewise.
5048 (*and<mode>3): Likewise.
5049 (ior<mode>3): Removed.
5050 (*ior<mode>3): Likewise.
5051 (xor<mode>3): Likewise.
5052 (*xor<mode>3): Likewise.
5053 (*and<mode>3): Likewise.
5054 (*ior<mode>3): Likewise.
5055 (*xor<mode>3): Likewise.
5056 (and<mode>3): Likewise.
5057 (*sse_and<mode>3): Likewise.
5058 (*sse2_and<mode>3): Likewise.
5060 (*andtf3): Likewise.
5061 (ior<mode>3): Likewise.
5062 (*sse_ior<mode>3): Likewise.
5063 (*sse2_ior<mode>3): Likewise.
5065 (*iortf3): Likewise.
5066 (xor<mode>3): Likewise.
5067 (*sse_xor<mode>3): Likewise.
5068 (*sse2_xor<mode>3): Likewise.
5070 (*xortf3): Likewise.
5072 2008-04-02 Richard Guenther <rguenther@suse.de>
5074 PR tree-optimization/14495
5075 PR tree-optimization/34793
5076 * tree-vrp.c (struct switch_update): New structure.
5077 (to_remove_edges, to_update_switch_stmts): New VECs.
5078 (simplify_switch_using_ranges): New function. Remove not taken
5079 case labels and edges.
5080 (simplify_stmt_using_ranges): Call it.
5081 (identify_jump_threads): Mark edges we have queued for removal
5082 so we don't thread them.
5083 (execute_vrp): Remove edges queued for removal, update SWITCH_STMT
5085 * tree-cfg.c (group_case_labels): Deal with missing default label.
5086 (tree_verify_flow_info): Allow missing default label.
5087 * stmt.c (emit_case_bit_tests): Deal with NULL default_label.
5088 (emit_case_nodes): Likewise.
5089 (expand_case): Do not rely on the default label to be present.
5090 * expr.c (try_casesi): Deal with NULL default_label.
5091 (do_tablejump): Likewise.
5093 2008-04-02 Richard Guenther <rguenther@suse.de>
5095 PR tree-optimization/14495
5096 * tree-vrp.c (vrp_visit_cond_stmt): Do not handle
5097 SWITCH_EXPR here ...
5098 (vrp_visit_switch_stmt): ... but here (new function).
5099 (find_case_label_index): New helper function.
5100 (vrp_visit_stmt): Dispatch to vrp_visit_switch_stmt.
5102 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
5104 * fwprop.c: Fix ISO-C99ism.
5106 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
5109 * Makefile.in (objdir): Set it here.
5110 * configure.ac: Not here. Find dynamic linker characteristics.
5111 * exec-tool.in: Use them.
5112 * aclocal.m4: Regenerate.
5113 * configure: Regenerate.
5115 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
5117 * expr.c (expand_var): Delete it.
5118 * expr.h (expand_var): Delete prototype.
5119 * function.c (expand_function_start): Use expand_decl instead.
5120 * cfgexpand.c (expand_one_static_var, expand_one_var): Don't call
5123 2008-04-02 Andy Hutchinson <hutchinsonamdy@aim.com>
5125 PR rtl-optimization/35542
5126 * fwprop.c (forward_propagate_and_simplify): Replace
5127 loc_reg_mentioned_in_p with reg_mentioned_p.
5129 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
5131 PR rtl-optimization/35281
5132 * fwprop.c (PR_CAN_APPEAR, PR_HANDLE_MEM): New.
5133 (propagate_rtx_1): Handle PR_HANDLE_MEM.
5134 (propagate_rtx): Pass PR_HANDLE_MEM if appropriate.
5135 (varying_mem_p): Move above propagate_rtx.
5136 (all_uses_available_at): Do not check MEMs.
5138 2008-04-02 Rafael Espindola <espindola@google.com>
5140 * tree-vrp.c (extract_code_and_val_from_cond): Remove.
5141 (register_edge_assert_for_2): Split the cond argument.
5142 (register_edge_assert_for_1): Adjust for the change in
5143 register_edge_assert_for_2.
5144 (register_edge_assert_for): Split the cond argument.
5145 (find_switch_asserts): Adjust for the change in
5146 register_edge_assert_for.
5148 2008-04-02 Kai Tietz <kai.tietz@onevision.com>
5150 * config.gcc: Add for x86_64-*-mingw* the t-crtfm to tbuild.
5151 * config/i386/cygming.h (ASM_OUTPUT_DWARF_OFFSET): Add 8 byte
5152 offsets for 64-bit mingw.
5153 * config/i386/i386.c (ix86_pass_by_reference): Correct calling
5154 abi for x86_64-pc-mingw.
5156 2008-04-02 Richard Guenther <rguenther@suse.de>
5158 * tree-vrp.c (extract_range_from_assert): Make sure to not
5159 produce range min/max with TREE_OVERFOW set.
5160 If merging a anti-range and a range keep the anti-range if
5161 the range covers all values of the type.
5162 (register_edge_assert_for_2): Only allow sign-changing
5163 conversions in detecting canonical range checks. Also
5164 register an assert for the unsigned name if useful.
5166 PR tree-optimization/35787
5167 * tree-vrp.c (vrp_val_max): New function.
5168 (vrp_val_min): Likewise.
5169 (vrp_val_is_max): Move earlier, use vrp_val_{min,max}.
5170 (vrp_val_is_min): Likewise.
5171 (supports_overflow_infinity): Use vrp_val_{min,max}.
5172 (negative_overflow_infinity): Likewise.
5173 (positive_overflow_infinity): Likewise.
5174 (is_negative_overflow_infinity): Use vrp_val_is_{min,max}.
5175 (is_positive_overflow_infinity): Likewise.
5176 (is_overflow_infinity): Likewise.
5177 (avoid_overflow_infinity): Use vrp_val_{min,max} and
5178 vrp_val_is_{min,max}.
5179 (set_and_canonicalize_value_range): Canonicalize anti-ranges
5180 to ranges if possible. Avoid empty ranges.
5182 2008-04-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5185 * fold-const.c (get_pointer_modulus_and_residue): Return modulus 1 if
5186 the expression is a function address.
5188 2008-04-01 George Helffrich <george@gcc.gnu.org>
5190 PR fortran/35154, fortran/23057
5191 * dbxout.c: Emit .stabs debug info for Fortran COMMON block
5192 variables as base symbol name + offset using N_BCOMM/N_ECOMM.
5193 (is_fortran, dbxout_common_name, dbxout_common_check): New functions.
5194 (dbxout_symbol_location): Transform N_LCSYM to N_GSYM for storage
5196 (dbxout_syms): Check for COMMON-based symbol and wrap in
5197 N_BCOMM/N_ECOMM stab bracket, including as many symbols as possible
5198 in bracket for efficiency.
5200 * dwarf2out.c: Emit DWARF debug info for Fortran COMMON block
5201 using DW_TAG_common_block + member offset.
5202 (add_pubname_string): New function.
5203 (dw_expand_expr): New function to find block name and offset for
5205 (common_check): New function to check whether symbol in Fortran COMMON.
5206 (gen_variable_die): If COMMON, use DW_TAG_common_block.
5208 2008-04-01 Volker Reichelt <v.reichelt@netcologne.de>
5211 * c-format.c (init_dynamic_gfc_info): Ignore invalid locus type.
5213 2008-04-02 Ben Elliston <bje@au.ibm.com>
5215 * config/v850/v850.md (casesi): Remove if (0) code.
5216 * config/i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
5217 * config/alpha/alpha.c (alpha_initialize_trampoline): Likewise.
5219 2008-04-01 Uros Bizjak <ubizjak@gmail.com>
5221 * config/i386/i386.md (rex64suffix): New mode attribute.
5222 (floathi<mode>2): Disable expander for SSE math.
5223 (*floathi<mode>2_1): New insn insn_and_split pattern.
5224 (*floathi<mode>2_i387_with_temp): New macroized instruction pattern and
5225 corresponding post-reload splitters.
5226 (*floathi<mode>2_i387): New macroized insn pattern.
5227 (float<SSEMODEI24:mode><X87MODEF:mode>2): New macroized expander.
5228 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1): New macroized
5229 insn_and_split pattern.
5230 (*floatsi<mode>2_vector_mixed_with_temp, *floatsi<mode>2_vector_mixed):
5231 New macroized instruction patterns and corresponding post-reload
5233 (*floatsi<mode>2_mixed_with_temp): New macroized instruction pattern
5234 and corresponding post-reload splitters.
5235 (*floatsi<mode>2_mixed_interunit, *floatsi<mode>2_mixed_nointerunit):
5236 New macroized instruction patterns.
5237 (*floatsi<mode>2_vector_sse_with_temp, *floatsi<mode>2_vector_sse): New
5238 macroized instruction patterns and corresponding post-reload splitters.
5239 (*floatsi<mode>2_sse_with_temp): New macroized instruction pattern and
5240 corresponding post-reload splitters.
5241 (*floatsi<mode>2_sse_interunit, *floatsi<mode>2_mixed_nointerunit):
5242 New macroized instruction patterns.
5243 (*floatsi<mode>2_i387_with_temp): New macroized instruction pattern and
5244 corresponding post-reload splitters.
5245 (*floatsi<mode>2_i387): New macroized instruction patterns.
5247 2008-04-01 H.J. Lu <hongjiu.lu@intel.com>
5249 * config/i386/i386.md (smaxmin): New.
5250 (umaxmin): Likewise.
5251 (maxminiprefix): Likewise.
5252 (maxminfprefix): Likewise.
5253 (<code><mode>3): Likewise.
5254 (smin<mode>3): Removed.
5255 (smax<mode>3): Likewise.
5257 * config/i386/mmx.md (mmx_<code>v2sf3): New.
5258 (mmx_<code>v4hi3): Likewise.
5259 (mmx_<code>v8qi3): Likewise.
5260 (mmx_smaxv2sf3): Removed.
5261 (mmx_sminv2sf3): Likewise.
5262 (mmx_umaxv8qi3): Likewise.
5263 (mmx_smaxv4hi3): Likewise.
5264 (mmx_uminv8qi3): Likewise.
5265 (mmx_sminv4hi3): Likewise.
5267 * config/i386/sse.md (<addsub><mode>3): New.
5268 (*<addsub><mode>3): Likewise.
5269 (<sse>_vm<addsub><mode>3): Likewise.
5270 (<maxmin><mode>3): Likewise.
5271 (*<maxmin><mode>3_finite): Likewise.
5272 (*<maxmin><mode>3): Likewise.
5273 (<sse>_vm<maxmin><mode>3): Likewise.
5274 (sse3_h<addsub>v4sf3): Likewise.
5275 (sse3_h<addsub>v2df3): Likewise.
5276 (<maxmin>v16qi3): Likewise.
5277 (*<maxmin>v16qi3): Likewise.
5278 (<maxmin>v8hi3): Likewise.
5279 (*<maxmin>v8hi3): Likewise.
5280 (*sse4_1_<maxmin><mode>3): Likewise.
5281 (*sse4_1_<maxmin><mode>3): Likewise.
5282 (add<mode>3): Removed.
5283 (*add<mode>3): Likewise.
5284 (<sse>_vmadd<mode>3): Likewise.
5285 (sub<mode>3): Likewise.
5286 (*sub<mode>3): Likewise.
5287 (<sse>_vmsub<mode>3): Likewise.
5288 (smin<mode>3): Likewise.
5289 (*smin<mode>3_finite): Likewise.
5290 (*smin<mode>3): Likewise.
5291 (<sse>_vmsmin<mode>3): Likewise.
5292 (smax<mode>3): Likewise.
5293 (*smax<mode>3_finite): Likewise.
5294 (*smax<mode>3): Likewise.
5295 (<sse>_vmsmax<mode>3): Likewise.
5296 (sse3_haddv4sf3): Likewise.
5297 (sse3_haddv2df3): Likewise.
5298 (sse3_hsubv4sf3): Likewise.
5299 (sse3_hsubv2df3): Likewise.
5300 (umaxv16qi3): Likewise.
5301 (*umaxv16qi3): Likewise.
5302 (smaxv8hi3): Likewise.
5303 (*smaxv8hi3): Likewise.
5304 (*sse4_1_smax<mode>3): Likewise.
5305 (*sse4_1_umax<mode>3): Likewise.
5306 (uminv16qi3): Likewise.
5307 (*uminv16qi3): Likewise.
5308 (sminv8hi3): Likewise.
5309 (*sminv8hi3): Likewise.
5310 (*sse4_1_smin<mode>3): Likewise.
5311 (*sse4_1_umin<mode>3): Likewise.
5313 2008-04-01 Rafael Espindola <espindola@google.com>
5315 * tree-cfg.c (verify_expr): remove in_phi.
5316 (verify_stmt): Don't call walk_tree with verify_expr. Use
5317 is_gimple_min_invariant instead of is_gimple_val.
5319 2008-04-01 Joseph Myers <joseph@codesourcery.com>
5321 * doc/include/gpl_v3.texi: Update for manpage generation.
5322 * doc/gcc.texi, doc/gccint.texi: Include gpl_v3.texi instead of
5324 * doc/sourcebuild.texi: Document gpl_v3.texi as well as gpl.texi.
5325 * Makefile.in (TEXI_GCC_FILES, TEXI_GCCINT_FILES): Include
5326 gpl_v3.texi instead of gpl.texi.
5329 2008-04-01 Jakub Jelinek <jakub@redhat.com>
5332 * c-pch.c (c_common_read_pch): On error close (fd) resp. fclose (f).
5334 2008-04-01 Rafael Espindola <espindola@google.com>
5336 * tree-vrp.c (extract_code_and_val_from_cond_with_ops): New.
5337 (extract_code_and_val_from_cond): Use
5338 extract_code_and_val_from_cond_with_ops.
5340 2008-04-01 Jan Hubicka <jh@suse.cz>
5342 * function.c (free_after_compilation): Free epilogue_delay_list.
5343 (prepare_function_start): Assert that previous compilation was freed.
5345 2008-04-01 Jan Hubicka <jh@suse.cz>
5346 Jim Wilson <wilson@tuliptree.org>
5347 Andreas Tobler <andreast@gcc.gnu.org>
5350 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Use
5351 rtl.emit instead cfun->emit.
5352 * sparc/sparc.h (INIT_EXPANDERS): Likewise.
5353 * ia64/ia64.h (INIT_EXPANDERS): Likewise.
5355 2008-04-01 Ben Elliston <bje@au.ibm.com>
5357 * doc/c-tree.texi (Function Basics): Fix grammatical error.
5359 2008-03-31 Seongbae Park <seongbae.park@gmail.com>
5361 * common.opt (fprofile-dir=, fprofile-use=, fprofile-generate=):
5363 (fprofile-use): Add var flag_profile_use
5364 * coverage.c (coverage_begin_output): Do not open a gcno file for
5365 output only if -ftest-coverage is set.
5366 Do not add getpwd() to gcda file path.
5367 (build_gcov_info): Check the new flag
5368 flag_profile_datafile_relative_path.
5369 (coverage_init): Use profile_data_prefix.
5370 Read profile counter only if flag_profile_use is set.
5371 * opts.c (common_handle_option): New option fprofile-use=,
5372 fprofile-dir=, fprofile-generate=.
5373 * toplev.c (profile_data_prefix): New variable definition.
5374 * toplev.h (profile_data_prefix): New declaration.
5375 * doc/invoke.tex (Option Summary, Optimization Options):
5378 2008-03-31 James E. Wilson <wilson@tuliptree.org>
5380 * varasm.c (output_constant_pool_1): In LABEL_REF check,
5381 use tmp consistently.
5384 * config/ia64/div.md (recip_approx_rf): Use UNSPEC not DIV.
5385 * config/ia64/ia64.c (rtx_needs_barrier): Handle
5386 UNSPEC_FR_RECIP_APPROX_RES.
5387 * config/ia64/ia64.md (UNSPEC_FR_RECIP_APPROX_RES): Define.
5389 2008-03-31 Volker Reichelt <v.reichelt@netcologne.de>
5392 * c-decl.c (store_parm_decls_oldstyle): Skip invalid parameters.
5394 2008-03-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
5397 * fold-const.c (fold_indirect_ref_1): Support accessing non first
5398 element of the vector via a pointer.
5400 2008-03-31 Ian Lance Taylor <iant@google.com>
5402 * tlink.c (scan_linker_output): Look for symbol name in single quotes.
5404 2008-03-31 Jan Hubicka <jh@suse.cz>
5406 * builtins.c (expand_builtin_setjmp_receiver): Update call of
5407 get_arg_pointer_save_area.
5408 * expr.c (init_expr): Just clear out rtl.expr.
5409 * function.c (free_after_compilation): Clear out whole RTL structure.
5410 (get_func_frame_size): Merge into ...
5411 (get_frame_size): ... this one.
5412 (assign_stack_local_1): Merge into ...
5413 (assign_stack_local): ... this one.
5414 (expand_function_end): Update call of get_arg_pointer_save_area.
5415 (get_art_pointer_save_area): Remove cfun argument.
5416 * function.h (emit_status): regno_pointer_align does not need length
5417 attribute. Move x_regno_reg_rtx to ...
5418 (regno_reg_rtx): ... new global array.
5419 (reg_rtx_no, seq_stack, REGNO_POINTER_ALIGN): Update accestors.
5420 (pending_stack_adjust, inhibit_defer_pop, saveregs_value,
5421 apply_args_value, forced_labels, stack_pointer_delta):
5423 (struct varasm_status): Move here from varasm.c
5424 (struct rtl_data): New. Move here some fields from struct function.
5425 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
5426 frame_offset, stack_check_probe_note, arg_pointer_save_area,
5427 used_temp_slots avail_temp_slots, temp_slot_level,
5428 nonlocal_goto_handler_labels): Update accesstors.
5429 (rtl): New global variable.
5430 (struct function): Move some fileds to rtl_data.
5431 (get_arg_pointer_save_area): Update prototype.
5432 * emit-rtl.c (rtl): Declare.
5433 (regno_reg_rtx): Declare.
5434 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
5436 (gen_reg_rtx): Update.
5437 (init_virtual_regs): Do not tate emit_status argument.
5438 (init_emit): Do not allocate emit.
5439 * varasm.c (varasm_statuc): Move to function.h.
5440 (n_deferred_constatns): Update accestor.
5441 (init_varasm_status): Do not allocate varasm_status.
5442 (force_const_mem, get_pool_size, output_constant_pool): Update.
5443 * stmt.c (force_label_rtx): Do not use x_ prefixes.
5444 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
5446 2008-03-31 Zdenek Dvorak <ook@ucw.cz>
5448 PR rtl-optimization/35729
5449 * loop-invariant.c (check_maybe_invariant): Disallow volatile memory
5452 2008-03-31 H.J. Lu <hongjiu.lu@intel.com>
5455 * config/i386/i386.md (*movti_internal): Emit unaligned SSE
5456 load/store if memory is unaligned.
5457 (*movti_rex64): Likewise.
5459 * config/i386/predicates.md (misaligned_operand): New.
5461 2008-03-31 Andrew Pinski <pinskia@gmail.com>
5464 * tree-ssa-phiopt.c (conditional_replacement): Return early for
5467 2008-03-31 Jan Beulich <jbeulich@novell.com>
5469 * config/ia64/constraints.md: Add 'j' constraint.
5470 * config/ia64/ia64.md (movsi_internal): Add addp4 case.
5471 (movdi_internal): Likewise.
5473 2008-03-30 Volker Reichelt <v.reichelt@netcologne.de>
5476 * c-typeck.c (build_c_cast): Skip invalid fields in unions.
5478 2008-03-30 H.J. Lu <hongjiu.lu@intel.com>
5481 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Issue
5482 proper error message for the third argument on blendpd and
5485 * config/i386/sse.md (blendbits): New.
5486 (sse4_1_blendp<ssemodesuffixf2c>): Use it.
5488 2008-03-30 Eric Botcazou <ebotcazou@adacore.com>
5490 * fold-const.c (fold_binary) <BIT_IOR_EXPR>: Add missing conversions.
5492 2008-03-30 Richard Guenther <rguenther@suse.de>
5495 * fold-const.c (fold_sign_changed_comparison): Do leave
5496 conversions to base-types alone.
5498 2008-03-29 Andrew Pinski <andrew_pinski@playstation.sony.com>
5500 * config/rs6000/rs6000.c (rs6000_stack_info): Don't force saving of
5501 the link register if one altivec register is be saved.
5503 2008-03-30 Ben Elliston <bje@au.ibm.com>
5505 * final.c (final_scan_insn): Remove if (0) code.
5507 2008-03-28 Volker Reichelt <v.reichelt@netcologne.de>
5509 * c-parser.c (c_parser_next_token_is_keyword): Simplify.
5511 2008-03-28 H.J. Lu <hongjiu.lu@intel.com>
5513 * config/i386/sse.md (*and<mode>3): Pass <MODE>mode instead
5514 of V4SFmode to ix86_binary_operator_ok.
5516 2008-03-28 Uros Bizjak <ubizjak@gmail.com>
5518 * config/i386/i386.c (override_options): Initialize
5519 ix86_veclib_handler to ix86_veclibabi_svml when
5520 -mveclibabi=svml is used.
5521 (ix86_veclibabi_svml): New function for SVML ABI style
5522 vectorization support.
5523 * doc/invoke.texi (-mveclibabi) [svml]: Document new target option.
5525 2008-03-28 Rafael Espindola <espindola@google.com>
5527 * fold-const.c (tree_unary_nonnegative_warnv_p): Make it public.
5528 (tree_binary_nonnegative_warnv_p): Make it public.
5529 (tree_single_nonnegative_warnv_p): Make it public.
5530 (tree_invalid_nonnegative_warnv_p): Make it public.
5531 (tree_unary_nonzero_warnv_p): Make it public.
5532 (tree_binary_nonzero_warnv_p): Make it public
5533 (tree_single_nonzero_warnv_p): Make it public.
5534 * tree-vrp.c (vrp_evaluate_conditional_warnv_with_ops): New function.
5535 (extract_range_from_binary_expr): Split the expr argument.
5536 (extract_range_from_unary_expr): Split the expr argument.
5537 (extract_range_from_comparison): Split the expr argument.
5538 (extract_range_from_expr): Use the new aux functions.
5539 (vrp_evaluate_conditional_warnv): Use
5540 vrp_evaluate_conditional_warnv_with_ops.
5541 * tree.h (tree_unary_nonzero_warnv_p): Declare.
5542 (tree_binary_nonzero_warnv_p): Declare.
5543 (tree_single_nonzero_warnv_p): Declare.
5544 (tree_expr_nonzero_warnv_p): Declare.
5545 (tree_unary_nonnegative_warnv_p): Declare.
5546 (tree_binary_nonnegative_warnv_p): Declare.
5547 (tree_single_nonnegative_warnv_p): Declare.
5548 (tree_invalid_nonnegative_warnv_p): Declare.
5550 2008-03-28 Richard Guenther <rguenther@suse.de>
5552 PR tree-optimization/30317
5553 PR tree-optimization/30911
5554 PR tree-optimization/34793
5555 * tree-vrp.c (set_and_canonicalize_value_range): New function.
5556 (struct assert_locus_d): New member EXPR.
5557 (register_new_assert_for): Add EXPR parameter to support
5558 ASSERT_EXPR <name, expr OP limit>.
5559 (register_edge_assert_for_1): Adjust callers.
5560 (find_assert_locations): Likewise.
5561 (process_assert_insertions_for): Build condition from expression.
5562 (extract_range_from_assert): Handle ASSERT_EXPRs
5563 of the form ASSERT_EXPR <name, expr OP limit>.
5564 (register_edge_assert_for_2): New helper registering
5565 asserts for comparisons. Recognize range tests of the form
5566 (unsigned)i - CST1 OP CST2.
5567 (register_edge_assert_for_1): Use it.
5568 (register_edge_assert_for): Likewise.
5569 (needs_overflow_infinity): Integer sub-types
5570 do not need overflow infinities.
5571 (vrp_val_is_max): The extreme values of integer sub-types
5572 are those of the base type.
5573 (vrp_val_is_min): Likewise.
5574 * tree.def (ASSERT_EXPR): Document extra allowed conditional
5577 2008-03-28 Nick Clifton <nickc@redhat.com>
5580 * config/mn10300/mn10300.c (mn10300_secondary_reload_class):
5581 Return GENERAL_REGS for stack adjustment reloads.
5583 2008-03-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
5586 * config/rs6000/rs6000.c (rs6000_expand_vector_init): Create a
5587 const_vector when all the vectors are constant.
5589 2008-03-27 Bob Wilson <bob.wilson@acm.org>
5591 * config/xtensa/xtensa.c (gen_float_relational): Handle unordered
5593 * config/xtensa/xtensa.md (any_cond): Add unordered comparisons.
5594 (any_scc_sf): Add uneq, unlt, unle and unordered operators.
5596 (s<code>_sf): Use new scc_sf attribute for opcode names.
5598 2008-03-27 Tom Tromey <tromey@redhat.com>
5600 * doc/sourcebuild.texi, doc/install.texi, configure, aclocal.m4,
5601 configure.ac, Makefile.in, config/t-darwin, config/m32c/t-m32c,
5602 config/spu/t-spu-elf, config/i386/t-interix,
5603 config/i386/t-cygming, config/i386/x-i386, config/i386/t-cygwin,
5604 config/i386/x-darwin, config/i386/x-mingw32,
5605 config/i386/t-netware, config/i386/x-cygwin, config/i386/t-nwld,
5606 config/sh/t-sh, config/sh/t-symbian, config/x-linux,
5607 config/t-sol2, config/x-hpux, config/x-darwin, config/ia64/t-ia64,
5608 config/x-solaris, config/t-vxworks, config/m68k/t-uclinux,
5609 config/rs6000/x-rs6000, config/rs6000/x-darwin64,
5610 config/rs6000/x-darwin, config/rs6000/t-rs6000,
5611 config/score/t-score-elf, config/arm/t-strongarm-pe,
5612 config/arm/t-pe, config/arm/t-arm, config/arm/t-wince-pe,
5613 config/v850/t-v850, config/v850/t-v850e, config/bfin/t-bfin-linux:
5614 Revert automatic dependency patch.
5616 2008-03-27 H.J. Lu <hongjiu.lu@intel.com>
5619 * config/i386/i386.c (ix86_function_arg_boundary): Align
5620 decimal floating point to its natural boundary.
5622 2008-03-27 Richard Guenther <rguenther@suse.de>
5625 * fold-const.c (fold_comparison): Restrict distinct decl
5626 comparison folding to VAR_DECLs and PARM_DECLs. Do not
5627 solely rely on operand_equal_p.
5629 2008-03-27 Richard Guenther <rguenther@suse.de>
5632 * c-common.c (handle_weak_attribute): Reject combination of
5635 2008-03-27 Richard Guenther <rguenther@suse.de>
5637 PR tree-optimization/32810
5638 * tree-ssa-ccp.c (get_symbol_constant_value): Strip useless
5639 conversions from DECL_INITIAL.
5640 (fold_const_aggregate_ref): Likewise from constructor elements.
5642 2008-03-27 Zdenek Dvorak <ook@ucw.cz>
5644 * tree-affine.h (aff_combination_expand): Declare.
5645 (get_inner_reference_aff): Likewise.
5646 * tree-affine.c (aff_combination_expand): Split out from
5647 tree_to_aff_combination_expand.
5648 (get_inner_reference_aff): New function.
5649 * tree-parloops.c (loop_parallel_p): Free vectorizer info.
5650 * tree-ssa-loop-im.c: Include tree-affine.h and pointer-set.h.
5651 (struct lim_aux_data): sm_done field removed.
5652 (mem_ref_loc_p, mem_ref_locs_p): New types.
5653 (struct mem_ref): Added id, stored, accesses_in_loop,
5654 indep_loop, dep_loop, indep_ref, dep_ref fields.
5655 Removed is_stored, locs and next fields.
5656 (memory_accesses): New variable.
5657 (movement_possibility): Do not allow moving statements
5658 that store to memory.
5659 (outermost_indep_loop, simple_mem_ref_in_stmt, mem_ref_in_stmt):
5661 (determine_max_movement): For statements with memory references,
5662 find the outermost loop in that the reference is independent.
5663 (move_computations_stmt): Mark the virtual operands for renaming.
5664 (memref_free, mem_ref_alloc, mem_ref_locs_alloc, mark_ref_stored,
5665 gather_mem_refs_stmt, gather_mem_refs_in_loops, vtoe_hash, vtoe_eq,
5666 vtoe_free, record_vop_access, get_vop_accesses, get_vop_stores,
5667 add_vop_ref_mapping, create_vop_ref_mapping_loop,
5668 create_vop_ref_mapping, analyze_memory_references,
5669 cannot_overlap_p, mem_refs_may_alias_p, rewrite_mem_ref_loc,
5670 get_all_locs_in_loop, ref_always_accessed_p,
5671 refs_independent_p, record_indep_loop, ref_indep_loop_p_1,
5672 ref_indep_loop_p, can_sm_ref_p, find_refs_for_sm,
5673 store_motion_loop, store_motion): New functions.
5674 (struct vop_to_refs_elt): New type.
5675 (record_mem_ref_loc, free_mem_ref_locs, rewrite_mem_refs,
5676 memref_hash, memref_eq, hoist_memory_references): Rewritten.
5677 (schedule_sm): Replaced by...
5678 (execute_sm): ... this.
5679 (determine_lsm_ref, hoist_memory_references,
5680 loop_suitable_for_sm, gather_mem_refs_stmt, gather_mem_refs,
5681 find_more_ref_vops, free_mem_ref, free_mem_refs,
5682 determine_lsm_loop, determine_lsm): Removed.
5683 (tree_ssa_lim_finalize): Free data structures used by store motion.
5684 (tree_ssa_lim): Call analyze_memory_references. Use
5685 store_motion instead of determine_lsm.
5687 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
5689 * config.cc (m68hc11, m6811, m68hc12, m6812): Add usegas.h,
5690 rename tmake_file to m68hc11/t-m68hc11.
5691 (mcore): Set inhibit_libc to true.
5692 * config.host (alpha*-dec-*vms*): Set extra_programs.
5693 (interix3*): Don't use host_xmake_file.
5694 * configure.ac: Let config.gcc override inhibit_libc.
5695 * configure: Regenerate.
5697 * config/alpha/x-vms (EXTRA_PROGRAMS): Remove.
5698 * config/t-openbsd-thread: Remove commented out lines.
5700 * config/x-interix: Remove.
5702 * config/m68hc11/t-m68hc11-gas: Rename to...
5703 * config/m68hc11/t-m68hc11: ... this. Remove T_CPPFLAGS.
5705 * config/mcore/t-mcore: Remove T_CFLAGS.
5706 * config/mcore/t-mcore-pe: Likewise.
5708 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
5710 * configure.ac: Replace custom __GNU_SOURCE test with
5711 AC_USE_SYSTEM_EXTENSIONS. Move it earlier.
5712 * aclocal.m4: Regenerate.
5713 * configure: Regenerate.
5714 * config.in: Regenerate.
5716 2008-03-27 Richard Guenther <rguenther@suse.de>
5718 * fold-const.c (target.h): Include.
5719 (fold_comparison): Fold comparison of addresses of decls
5720 that bind locally or of constants. Consolidate address folding code.
5721 * tree-vrp.c (operand_less_p): Deal with non-INTEGER_CST
5722 results from fold_binary_to_constant.
5723 (compare_values_warnv): Likewise.
5725 2008-03-27 Andrew Pinski <pinskia@gmail.com>
5728 * fold-const.c (fold_truthop): Check for integeral types when folding
5729 a == 0 && b == 0 and a != 0 || b != 0 .
5731 2008-03-26 Eric Botcazou <ebotcazou@adacore.com>
5733 * tree.c (get_unwidened): Remove code fiddling with COMPONENT_REF.
5735 2008-03-26 Andreas Schwab <schwab@suse.de>
5737 * doc/invoke.texi: Fix use of @item vs. @itemx.
5739 2008-03-26 Tom Tromey <tromey@redhat.com>
5741 * Makefile.in (build/gensupport.o, build/print-rtl.o,
5742 build/read-rtl.o, build/rtl.o, build/gencondmd.o, build/genattr.o,
5743 build/genattrtab.o, build/genautomata.o, build/gencheck.o,
5744 build/gencodes.o, build/genconditions.o, build/genconfig.o,
5745 build/genconstants.o, build/genemit.o, build/genextract.o,
5746 build/genflags.o, build/genmddeps.o, build/genopinit.o,
5747 build/genoutput.o, build/genpeep.o, build/genrecog.o): Depend on
5750 2008-03-26 Richard Guenther <rguenther@suse.de>
5753 2008-03-26 Richard Guenther <rguenther@suse.de>
5755 * fold-const.c (target.h): Include.
5756 (fold_comparison): Fold comparison of addresses of two decls
5757 that bind locally. Consolidate address folding code.
5759 2008-03-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5761 * builtins.c (expand_builtin_pow, fold_builtin_cabs,
5762 fold_builtin_sqrt, fold_builtin_cbrt, fold_builtin_logarithm,
5763 fold_builtin_hypot, fold_builtin_pow): Remove uses of dconst3,
5764 dconstsqrt2, dconstthird, dconste and/or dconst10.
5765 * config/i386/i386.c (ix86_emit_swsqrtsf): Likewise.
5766 * emit-rtl.c (dconst3, dconst10, dconstm2, dconstthird,
5767 dconstsqrt2, dconste): Delete.
5768 (init_emit_once): Likewise. Simplify initializing dconstm1.
5770 * real.c (get_real_const): New.
5771 * real.h (dconst3, dconst10, dconstm2, dconstthird,
5772 dconstsqrt2, dconste): Delete.
5773 (real_value_const, get_real_const): New.
5775 2008-03-26 H.J. Lu <hongjiu.lu@intel.com>
5777 * config/i386/cygming.h (BIGGEST_ALIGNMENT): Removed.
5779 * config/i386/i386.c (ix86_function_arg_boundary): Check
5780 BIGGEST_ALIGNMENT instead of 128.
5781 (setup_incoming_varargs_64): Likewise.
5783 2008-03-26 Tom Tromey <tromey@redhat.com>
5785 * Makefile.in (DEPFILES): Add missing '/'.
5787 2008-03-26 Richard Guenther <rguenther@suse.de>
5789 * fold-const.c (target.h): Include.
5790 (fold_comparison): Fold comparison of addresses of two decls
5791 that bind locally. Consolidate address folding code.
5793 2008-03-26 Nick Clifton <nickc@redhat.com>
5796 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p): Do
5797 not allow INT+INT as a legitimate addressing mode.
5799 2008-03-26 Richard Guenther <rguenther@suse.de>
5801 * tree-flow.h (widen_bitfield): Remove declaration.
5802 * tree-ssa-ccp.c (visit_assignment): Remove unneeded code.
5803 (widen_bitfield): Remove function.
5804 * tree-ssa-dom.c (record_equivalences_from_stmt): Remove unneeded
5807 2008-03-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
5810 * config/rs6000/rs6000-c.c (rs6000_builtin_type_compatible): Handle
5813 2008-03-25 Richard Sandiford <rsandifo@nildram.co.uk>
5815 PR rtl-optimization/35232
5816 * reload1.c (reg_reloaded_call_part_clobbered): Clarify comment.
5817 (forget_old_reloads_1, forget_marked_reloads): Don't clear
5818 reg_reloaded_call_part_clobbered here.
5819 (reload_regs_reach_end_p): New function.
5820 (reload_reg_rtx_for_input): New variable.
5821 (reload_reg_rtx_for_output): Likewise.
5822 (emit_input_reload_insns): Use reloadreg rather than rl->reg_rtx
5823 when reassigning a pseudo register. Load reloadreg from
5824 reload_reg_rtx_for_input, moving the mode and register
5826 (do_input_reload): ...here. Use the mode-adjusted reg_rtx
5827 instead of the original when deciding whether an input reload
5828 would be a no-op or whether an output reload can be deleted.
5829 (emit_output_reload_insns): Use the mode-adjusted reg_rtx
5830 when setting up new_spill_reg_store. Load it from
5831 reload_reg_rtx_for_output, moving the mode and register
5833 (do_output_reload): ...here. Use the mode-adjusted reg_rtx
5834 instead of the original when deciding whether an output reload
5835 would be a no-op. Do the same when modifying insn notes.
5836 Use rtx_equal_p instead of == to compare the registers.
5837 (inherit_piecemeal_p): Take a mode and two register numbers
5839 (emit_reload_insns): Clear new_spill_reg_store for every hard
5840 register in the reload register. Remove spill registers
5841 from reg_reloaded_valid before considering whether to record
5842 inheritance information for them. Use reload_reg_rtx_for_output
5843 instead of reg_rtx when recording output reloads. Use
5844 reload_reg_rtx_for_input instead of reg_rtx when recording
5845 input reloads. Set or clear reg_reloaded_call_part_clobbered
5846 at the same time as setting reg_reloaded_valid.
5847 (delete_output_reload): Add a new_reload_reg parameter and use it
5848 instead of rld[j].reg_rtx.
5849 (emit_input_reload_insns, do_input_reload, do_output_reload): Adjust
5852 2008-03-25 Tom Tromey <tromey@redhat.com>
5854 * Makefile.in (build/gensupport.o): Depend on insn-modes.h.
5855 (build/genattr.o): Likewise.
5856 (build/genattrtab.o): Likewise.
5857 (build/gencodes.o): Likewise.
5858 (build/genconfig.o): Likewise.
5859 (build/genconstants.o): Likewise.
5860 (build/genemit.o): Likewise.
5861 (build/genextract.o): Likewise.
5862 (build/genflags.o): Likewise.
5864 2008-03-25 Bob Wilson <bob.wilson@acm.org>
5866 * config/xtensa/xtensa.c (xtensa_va_start): Use build_int_cst
5867 instead of size_int for integer types.
5868 (xtensa_gimplify_va_arg_expr): Likewise. Convert index to sizetype
5869 to match type of MINUS_EXPR.
5871 2008-03-25 Tom Tromey <tromey@redhat.com>
5873 * configure: Rebuilt.
5874 * configure.ac (BUILD_DEPMODE): Extract CCDEPMODE from temporary
5877 2008-03-25 Tom Tromey <tromey@redhat.com>
5879 * config/x-solaris (host-solaris.o): Update.
5880 * config/x-linux (host-linux.o): Update.
5881 * config/x-hpux (host-hpux.o): Update.
5882 * config/x-darwin (host-darwin.o): Update.
5883 * config/v850/t-v850e (v850-c.o): Update.
5884 * config/v850/t-v850 (v850-c.o): Update.
5885 * config/t-vxworks (vxworks.o): Update.
5886 * config/t-sol2 (sol2-c.o, sol2.o): Update.
5887 * config/t-darwin (darwin.o, darwin-c.o, darwin-driver.o): Update.
5888 * config/spu/t-spu-elf (spu-c.o): Update.
5890 * config/sh/t-symbian (sh-c.o): Update.
5891 (symbian.o): Update.
5892 * config/sh/t-sh (sh-c.o): Update.
5893 * config/score/t-score-elf (score7.o, score3.o): Update.
5894 * config/rs6000/x-rs6000 (driver-rs6000.o): Update.
5895 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Update.
5896 * config/rs6000/x-darwin (host-ppc-darwin.o): Update.
5897 * config/rs6000/t-rs6000 (rs6000-c.o): Update.
5899 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
5900 * config/m32c/t-m32c (m32c-pragma.o): Update.
5901 * config/ia64/t-ia64 (ia64-c.o): Update.
5902 * config/i386/x-mingw32 (host-mingw32.o): Update.
5903 * config/i386/x-i386 (driver-i386.o): Update.
5904 * config/i386/x-darwin (host-i386-darwin.o): Update.
5905 * config/i386/x-cygwin (host-cygwin.o): Update.
5906 * config/i386/t-nwld (nwld.o): Update.
5907 * config/i386/t-netware (netware.o): Update.
5908 * config/i386/t-interix (winnt.o): Update.
5909 * config/i386/t-cygwin (cygwin1.o, cygwin2.o): Update.
5910 * config/i386/t-cygming (winnt.o, winnt-cxx.o, winnt-stubs.o,
5911 msformat-c.o): Update.
5912 * config/bfin/t-bfin-linux (generated_files): Add
5913 linux-sysroot-suffix.h.
5914 * config/arm/t-wince-pe (pe.o): Update.
5915 * config/arm/t-strongarm-pe (pe.o): Update.
5916 * config/arm/t-pe (pe.o): Update.
5917 * config/arm/t-arm (arm-c.o): Update.
5918 * doc/install.texi (Prerequisites): Require make 3.80.
5919 * Makefile.in: Remove .o targets.
5920 (CCDEPMODE, DEPDIR, depcomp, BUILD_DEPMODE): New variables.
5921 (OBSTACK_H, FIBHEAP_H, PARTITION_H, MD5_H, BCONFIG_H): Remove.
5922 (simple_generated_h, simple_generated_c): Move earlier.
5923 (generated_files): New variable.
5924 (TARGET_H, MACHMODE_H, HOOKS_H, HOSTHOOKS_DEF_H, LANGHOOKS_DEF_H,
5925 TARGET_DEF_H, RTL_BASE_H, RTL_H, PARAMS_H, BUILTINS_DEF, TREE_H,
5926 BASIC_BLOCK_H, GCOV_IO_H, COVERAGE_H, DEMANGLE_H, RECOG_H,
5927 ALIAS_H, EMIT_RTL_H, FLAGS_H, FUNCTION_H, EXPR_H, OPTABS_H,
5928 REGS_H, RA_H, RESOURCE_H, SCHED_INT_H, INTEGRATE_H, CFGLAYOUT_H,
5929 CFGLOOP_H, IPA_UTILS_H, IPA_REFERENCE_H, IPA_TYPE_ESCAPE_H,
5930 CGRAPH_H, DF_H, RESOURCE_H, DDG_H, GCC_H, GGC_H, TIMEVAR_H,
5931 INSN_ATTR_H, C_COMMON_H, C_PRAGMA_H, C_TREE_H, SYSTEM_H,
5932 PREDICT_H, DECNUM_H, MKDEPS_H, SYMTAB_H, TREE_DUMP_H,
5933 TREE_GIMPLE_H, TREE_FLOW_H, TREE_SSA_LIVE_H, PRETTY_PRINT_H,
5934 DIAGNOSTIC_H, C_PRETTY_PRINT_H, SCEV_H, LAMBDA_H, TREE_DATA_REF_H,
5935 VARRAY_H, TREE_INLINE_H, REAL_H, DBGCNT_H, EBIMAP_H): Remove.
5937 (COMPILE.base, COMPILE): New variables.
5938 (%.o): New pattern rule.
5939 (ALL_HOST_OBJS): New variable.
5940 (xgcc$(exeext), cpp$(exeext)): Remove extra version.o.
5941 (dummy-checksum.o, cc1-checksum.o): Remove.
5942 (DRIVER_SHLIB): New variable.
5943 (DRIVER_DEFINES): Use it.
5944 (gencondmd.c): Move out of build/.
5945 (s-conditions): Update.
5946 (BUILDCOMPILE.base, BUILDCOMPILE): New variables.
5947 (ALL_BUILD_OBJS): Likewise.
5948 (build/%.o): Use BUILDCOMPILE.
5949 (build/ggc-none.o, build/ggc-none.o, build/min-insn-modes.o,
5950 build/print-rtl.o, build/read-rtl.o, build/rtl.o, build/vec.o,
5951 build/gencondmd.o, build/genattrtab.o, build/genautomata.o,
5952 build/gencheck.o, build/gencodes.o, build/genconditions.o,
5953 build/genconfig.o, build/genconstants.o, build/genemit.o,
5954 build/genextract.o, build/genflags.o, build/genmddeps.o,
5955 build/genopinit.o, build/genoutput.o, build/genpeep.o,
5956 build/genpreds.o, build/genrecog.o, build/gcov-iov.o,
5957 build/gen-protos.o, build/scan.o, build/fix-header.o,
5958 build/scan-decls.o): Simplify.
5959 (collect2.o, c-opts.o, gcc.o, gccspec.o, gcc-options.o,
5960 cppdefault.o, protoize.o, unprotoize.o, intl.o, version.o,
5961 prefix.o, toplev.o): Reduce to variable setting.
5962 (libbackend.o): Use COMPILE. Remove most dependencies. Move later.
5963 ($(out_object_file), gcc-options.o): New targets.
5964 ($(ALL_HOST_OBJS)): New target. Include dependency files.
5965 * configure: Rebuilt.
5966 * configure.ac: Call ZW_CREATE_DEPDIR, ZW_PROG_COMPILER_DEPENDENCIES.
5967 * doc/sourcebuild.texi (Front End Directory): Document new variable.
5969 2008-03-25 Douglas Gregor <doug.gregor@gmail.com>
5971 * c-common.c (c_sizeof_or_alignof_type): If we're not allowed to
5972 complain when we hit an error, return ERROR_MARK_NODE.
5974 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
5976 * config/sh/constraints.md (Pso, Psz): New constraints.
5977 * config/sh/sh.c (print_operand): Add %V and %W operand codes.
5978 * config/sh/sh.md (*andsi3_bclr, *iorsi3_bset): New insns.
5980 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
5982 * config/sh/sh.c (sh_expand_t_scc): Emit movrt for SH2A if possible.
5983 * config/sh/sh.md (xorsi3_movrt, movrt): New insns.
5985 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
5987 * config/sh/sh.md (prefetch): Add condition for SH2A target.
5988 (prefetch_sh2a): New.
5990 2008-03-25 Jayant Sonar <Jayant.sonar@kpitcummins.com>
5991 Naveen.H.S <naveen.hs@kpitcummins.com>
5993 * config/sh/constraints.md (I28): New constraint.
5994 * config/sh/sh.c (broken_move): Add support for movi20s.
5995 * config/sh/sh.md (movsi_ie): Add the alternative for movi20s.
5997 2008-03-25 Anil Paranjape <anil.paranjape@kpitcummins.com>
5998 Jayant Sonar <Jayant.sonar@kpitcummins.com>
5999 Naveen.H.S <naveen.hs@kpitcummins.com>
6001 * config/sh/sh.c (SH_ATTRIBUTES): Define.
6002 (SYMBOL_FLAG_FUNCVEC_FUNCTION): Define.
6003 (print_operand): Handle resbank in %@ operand code.
6004 (sh_encode_section_info): New.
6005 (push_regs): Add conditions for resbank.
6006 (sh_expand_epilogue): Likewise.
6007 (sh_insert_attributes): Likewise.
6008 (sh_attribute_table): Likewise.
6009 (sh_handle_resbank_handler_attribute): New.
6010 (sh2a_handle_function_vector_handler_attribute): New.
6011 (sh2a_is_function_vector_call): New.
6012 (sh2a_get_function_vector_number): New.
6013 (sh2a_function_vector_p): New.
6014 (sh_cfun_resbank_handler_p): New.
6015 * config/sh/sh.md (calli): Emit jsr/n if possible.
6016 (calli_tbr_rel): New.
6017 (calli_pcrel): Emit jsr/n if possible.
6018 (return_i): Emit rts/n if possible.
6019 (call_valuei_tbr_rel): New.
6020 (call_valuei_pcrel): Add condition for SH2A target.
6021 (call_value): Likewise.
6022 * config/sh/sh-protos.h (sh_cfun_resbank_handler_p): Declare.
6023 (sh2a_get_function_vector_number): Likewise.
6024 (sh2a_is_function_vector_call): Likewise.
6025 * doc/extend.texi: Document TBR relative addressing of SH2A.
6026 (resbank): Add description for SH2A.
6028 2008-03-24 Richard Guenther <rguenther@suse.de>
6031 * gimplify.c (gimplify_modify_expr): For frontend type-correct
6032 pointer assignments change conversions according to middle-end rules.
6033 (gimplify_modify_expr_rhs): Deal with NULL TARGET_EXPR_INITIAL.
6034 * configure.ac: Include type checking in yes.
6035 * configure: Regenerate.
6037 2008-03-24 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6039 * diagnostic.c (diagnostic_count_diagnostic): Delete.
6040 (diagnostic_report_diagnostic): Update. Handle ICEs here.
6042 2008-03-24 Nathan Sidwell <nathan@codesourcery.com>
6044 * gthr-vxworks.h (UNUSED): Define.
6046 2008-03-23 H.J. Lu <hongjiu.lu@intel.com>
6048 * config/i386/i386.h (STATIC_CHAIN_REGNUM): Use R10_REG and CX_REG.
6050 2008-03-23 Zuxy Meng <zuxy.meng@gmail.com>
6052 * doc/extend.texi (Function Attributes): Add missing comma in the
6053 example of the "alloc_size" attribute.
6055 2008-03-23 Uros Bizjak <ubizjak@gmail.com>
6058 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
6060 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
6063 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
6066 * stor-layout.c (update_alignment_for_field): Set minimum alignment
6067 of the underlying type of a MS bitfield layout to the natural
6068 alignment of the type.
6070 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
6072 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
6073 to their natural alignment to avoid store forwarding stalls.
6075 2008-03-22 Richard Guenther <rguenther@suse.de>
6077 * tree-cfg.c (verify_expr): Recurse again for invariant addresses.
6078 For PHI nodes verify the address is invariant.
6079 * tree-ssa-ccp.c (ccp_decl_initial_min_invariant): Remove.
6080 (get_symbol_constant_value): Use is_gimple_min_invariant.
6081 (maybe_fold_stmt_indirect): Likewise.
6083 2008-03-22 Richard Sandiford <rsandifo@nildram.co.uk>
6085 PR rtl-optimization/33927
6086 * Makefile.in (dse.o): Depend on $(TM_P_H).
6087 * expr.h (extract_low_bits): Declare.
6088 * expmed.c (extract_low_bits): New function.
6089 * rtlhooks.c (gen_lowpart_general): Generalize SUBREG handling.
6090 * dse.c: Include tm_p.h.
6091 (find_shift_sequence): Remove the read_reg argument and return the
6092 read value. Emit the instructions instead of returning them.
6093 Iterate on new_mode rather than calculating it each time.
6094 Check MODES_TIEABLE_P. Use simplify_gen_subreg to convert the
6095 source to NEW_MODE and extract_low_bits to convert the shifted
6097 (replace_read): Allow the load and store to have different mode
6098 classes. Use extract_low_bits when SHIFT == 0. Create the shift
6099 or extraction instructions before trying the replacement. Update
6100 dump-file code accordingly, avoiding use of REGNO (store_info->rhs).
6102 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
6104 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
6105 to their natural alignment to avoid store forwarding stalls.
6107 2008-03-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
6110 * config/rs6000/rs6000.md (floatdidf2): Discouraging fprs and
6111 encouraging but not allowing gprs for input;
6112 change the input constraint to !f#r.
6113 (fix_truncdfdi2): Discouraging fprs and encouraging but not allowing
6115 change the output constraint to !f#r.
6117 2008-03-21 Uros Bizjak <ubizjak@gmail.com>
6120 * config/i386/i386.md ("*floatunssi<mode2>_1"): New pattern with
6121 corresponding post-reload splitters.
6122 ("floatunssi<mode>2"): Expand to unsigned_float x87 insn pattern
6123 when x87 FP math is selected.
6124 * config/i386/i386-protos.h (ix86_expand_convert_uns_sixf_sse):
6125 New function prototype.
6126 * config/i386/i386.c (ix86_expand_convert_uns_sixf_sse): New
6127 unreachable function to ease macroization of insn patterns.
6129 2008-03-21 Martin Jambor <mjambor@suse.cz>
6131 * tree-data-ref.c (dump_data_dependence_relation): Avoid data
6132 reference dumps if ddr is NULL or dependence is unknown.
6134 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
6136 * config/sh/linux-atomic.asm (ATOMIC_TEST_AND_SET): Take
6137 unsigned extension into account.
6138 (ATOMIC_COMPARE_AND_SWAP): Likewise.
6139 (ATOMIC_FETCH_AND_OP, ATOMIC_FETCH_AND_COMBOP): Likewise.
6140 Do computations on a scratch register.
6142 2008-03-21 Richard Guenther <rguenther@suse.de>
6144 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
6145 Use is_gimple_min_invariant instead of TREE_INVARIANT.
6146 * tree-ssa-loop-ivopts.c (force_expr_to_var_cost): Likewise.
6147 * tree-ssa-dom.c (record_equality): Likewise.
6148 * tree-inline.c (copy_body_r): Likewise.
6149 * tree-ssa-pre.c (make_values_for_stmt): Remove test for
6152 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
6154 * config/sh/sh.c (split_branches): Pass zero to redirect_jump
6155 as 'delete_unused' argument.
6157 2008-03-20 Richard Guenther <rguenther@suse.de>
6159 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
6160 special casing of constant qualifiers.
6161 * tree-ssa.c (useless_type_conversion_p_1): Instead do not
6162 care about them in general.
6163 * tree-ssa-ccp.c (ccp_fold): Addresses are constant or not
6164 regardless of their type.
6165 (fold_stmt_r): Forcefully fold *& if we end up with that.
6167 2008-03-20 Paul Brook <paul@codesourcery.com>
6169 * config.gcc (arm*-*-uclinux*): Remove duplicate arm/uclinux-elf.h.
6170 * config/arm/uclinux-eabi.h (SUBTARGET_EXTRA_LINK_SPEC): Add extra
6172 * config/arm/bpabi.h (SUBTARGET_EXTRA_LINK_SPEC): Provide default
6174 (LINK_SPEC): Use SUBTARGET_EXTRA_LINK_SPEC.
6175 * config/arm/unwind-arm.h (_Unwind_decode_target2): Add uClinux.
6177 2008-03-20 Volker Reichelt <v.reichelt@netcologne.de>
6179 * common.opt (Wmudflap): New option.
6180 * tree-mudflap.c (mf_xform_derefs_1): Guard warning by OPT_Wmudflap.
6181 (mx_register_decls): Likewise.
6182 (mudflap_finish_file): Likewise.
6183 * doc/invoke.texi: Document -Wno-mudflap.
6185 2008-03-20 Kai Tietz <kai.tietz@onevision.com>
6187 * c-format.c (replace_format_name_to_system_name): New.
6189 (convert_format_name_to_system_name): New.
6190 (decode_format_attr): Add use of convert_format_name_to_system_name.
6191 (format_types_orig): Add gnu_ prefix to names.
6192 (check_format_info_main): Special treating of \0 escaped names for
6193 supporting multi-character format specifiers as I32, I64.
6194 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): Use of user defined attributes.
6195 (gnu_target_overrides_format_attributes): New.
6196 * c-format.h: Add structure target_ovr_attr to hold
6197 system specific formatter names.
6198 * config.gcc: Add for x86&x86_64 cygwin and mingw32 targets the
6199 msformat-c.o file to c_target_objs and cxx_target_objs.
6200 * config/i386/mingw32.h (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
6201 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES_COUNT): New.
6202 (TARGET_N_FORMAT_TYPES): New.
6203 * config/i386/msformat-c.c: New.
6204 * config/i386/t-cygming: Add build rule for msformat-c.o.
6205 * doc/extend.texi: Add new format names gnu_* and ms_* and
6207 * doc/tm.texi: (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
6209 2008-03-20 Ira Rosen <irar@il.ibm.com>
6211 * doc/invoke.texi (-O3): Add -ftree-vectorize to the list of
6212 optimizations turned on under -O3.
6213 (ftree-vectorize): Add that the flag is turned on with -O3.
6215 2008-03-20 Ben Elliston <bje@au.ibm.com>
6217 * regmove.c (try_auto_increment): Fix spelling error in comment.
6218 * final.c (final_scan_insn): Likewise.
6220 2008-03-20 Uros Bizjak <ubizjak@gmail.com>
6223 * config/i386/mmx.md (*mov<mode>_internal_rex64"): Adjust register
6224 allocator preferences for "y" and "r" class registers.
6225 ("*mov<mode>_internal"): Ditto.
6226 ("*movv2sf_internal_rex64"): Ditto.
6227 ("*movv2sf_internal"): Ditto.
6229 2008-03-19 Michael Matz <matz@suse.de>
6232 * calls.c (expand_call): Check overlap of arguments with call
6233 address for sibcalls.
6235 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
6238 * stor-layout.c (update_alignment_for_field): Set minimum alignment
6239 of the underlying type of a MS bitfield layout to the natural
6240 alignment of the type.
6242 2008-03-19 Jan Hubicka <jh@suse.cz>
6245 * toplev.c (decode_d_option): Handle all CPP flags.
6246 * tree-vrp.c: Update tree_pass descriptors.
6247 * regrename.c: Update tree_pass descriptors.
6248 * fwprop.c: Update tree_pass descriptors.
6249 * doc/invoke.texi: Remove documentation of dropped -d? flags.
6250 * tree-into-ssa.c: Update tree_pass descriptors.
6251 * tree-dump.c: Update tree_pass descriptors.
6252 * tree-complex.c: Update tree_pass descriptors.
6253 * tree-dump.h: Update tree_pass descriptors.
6254 * see.c: Update tree_pass descriptors.
6255 * cgraphbuild.c: Update tree_pass descriptors.
6256 * tracer.c: Update tree_pass descriptors.
6257 * tree-loop-distribution.c: Update tree_pass descriptors.
6258 * cgraph.c: Update tree_pass descriptors.
6259 * postreload-gcse.c: Update tree_pass descriptors.
6260 * postreload.c: Update tree_pass descriptors.
6261 * tree-ssa-loop-ch.c: Update tree_pass descriptors.
6262 * tree-tailcall.c: Update tree_pass descriptors.
6263 * tree-pass.h (tree_opt_pass): Rename to ...
6264 (opt_pass) ... this one; add "type" field and remove letter field.
6265 (gimple_opt_pass, rtl_opt_pass, simple_ipa_opt_pass): New.
6266 (execute_pass_list, execute_ipa_pass_list, all_passes, all_ipa_passes,
6267 all_lowering_passes): Update declaration.
6268 * ipa-cp.c: Update tree_pass descriptors.
6269 * final.c: Update tree_pass descriptors.
6270 * omp-low.c: Update tree_pass descriptors.
6271 * tree-ssa-dse.c: Update tree_pass descriptors.
6272 * ipa-reference.c: Update tree_pass descriptors.
6273 * tree-ssa-uncprop.c: Update tree_pass descriptors.
6274 * auto-inc-dec.c: Update tree_pass descriptors.
6275 * reorg.c: Update tree_pass descriptors.
6276 * cgraphunit.c: Update tree_pass descriptors.
6277 * tree-ssa-copyrename.c: Update tree_pass descriptors.
6278 * tree-ssa-ccp.c: Update tree_pass descriptors.
6279 * df-core.c: Update tree_pass descriptors.
6280 * mode-switching.c: Update tree_pass descriptors.
6281 * tree-nomudflap.c: Update tree_pass descriptors.
6282 * modulo-sched.c: Update tree_pass descriptors.
6283 * ipa-pure-const.c: Update tree_pass descriptors.
6284 * cse.c: Update tree_pass descriptors.
6285 * web.c: Update tree_pass descriptors.
6286 * tree-stdarg.c: Update tree_pass descriptors.
6287 * tree-ssa-math-opts.c: Update tree_pass descriptors.
6288 * tree-ssa-dom.c: Update tree_pass descriptors.
6289 * tree-nrv.c: Update tree_pass descriptors.
6290 * tree-ssa-alias.c: Update tree_pass descriptors.
6291 * loop-init.c: Update tree_pass descriptors.
6292 * gimple-low.c: Update tree_pass descriptors.
6293 * ipa-inline.c: Update tree_pass descriptors.
6294 * tree-ssa-sink.c: Update tree_pass descriptors.
6295 * global.c: Update tree_pass descriptors.
6296 * ifcvt.c: Update tree_pass descriptors.
6297 * jump.c: Update tree_pass descriptors.
6298 * predict.c: Update tree_pass descriptors.
6299 * tree-ssa-loop.c: Update tree_pass descriptors.
6300 * recog.c: Update tree_pass descriptors.
6301 * dse.c: Update tree_pass descriptors.
6302 * tree-ssa-ifcombine.c: Update tree_pass descriptors.
6303 * tree-eh.c: Update tree_pass descriptors.
6304 * regmove.c: Update tree_pass descriptors.
6306 * function.c: Update tree_pass descriptors.
6307 * tree-vectorizer.c: Update tree_pass descriptors.
6308 * gcse.c: Update tree_pass descriptors.
6309 * ipa-type-escape.c: Update tree_pass descriptors.
6310 * tree-if-conv.c: Update tree_pass descriptors.
6311 * init-regs.c: Update tree_pass descriptors.
6312 * ipa.c: Update tree_pass descriptors.
6313 * tree-ssa-phiopt.c: Update tree_pass descriptors.
6314 * rtl-factoring.c: Update tree_pass descriptors.
6315 * lower-subreg.c: Update tree_pass descriptors.
6316 * bt-load.c: Update tree_pass descriptors.
6317 * tree-dfa.c: Update tree_pass descriptors.
6318 * except.c: Update tree_pass descriptors.
6319 * emit-rtl.c: Update tree_pass descriptors.
6320 * cfgexpand.c: Update tree_pass descriptors.
6321 * tree-cfgcleanup.c: Update tree_pass descriptors.
6322 * cfgcleanup.c: Update tree_pass descriptors.
6323 * tree-ssa-pre.c: Update tree_pass descriptors.
6324 * tree-sra.c: Update tree_pass descriptors.
6325 * tree-mudflap.c: Update tree_pass descriptors.
6326 * tree-ssa-copy.c: Update tree_pass descriptors.
6327 * cfglayout.c: Update tree_pass descriptors.
6328 * tree-ssa-forwprop.c: Update tree_pass descriptors.
6329 * tree-ssa-dce.c: Update tree_pass descriptors.
6330 * tree-ssa.c: Update tree_pass descriptors.
6331 * regclass.c: Update tree_pass descriptors.
6332 * integrate.c: Update tree_pass descriptors.
6333 * tree-optimize.c: Update tree_pass descriptors.
6334 * tree-ssa-phiprop.c: Update tree_pass descriptors.
6335 * tree-object-size.c: Update tree_pass descriptors.
6336 * combine.c: Update tree_pass descriptors.
6337 * tree-outof-ssa.c: Update tree_pass descriptors.
6338 * bb-reorder.c: Update tree_pass descriptors.
6339 * stack-ptr-mod.c: Update tree_pass descriptors.
6340 * var-tracking.c: Update tree_pass descriptors.
6341 * tree-profile.c: Update tree_pass descriptors.
6342 * tree-vect-generic.c: Update tree_pass descriptors.
6343 * reg-stack.c: Update tree_pass descriptors.
6344 * sched-rgn.c: Update tree_pass descriptors.
6345 * tree-ssa-structalias.c: Update tree_pass descriptors.
6346 * tree-cfg.c: Update tree_pass descriptors.
6347 * passes.c (current_pass): Update declaration.
6348 (finish_optimization_passes): Update.
6349 (all_passes, all_ipa_passes, all_lowering_passes): Update declaration.
6350 (register_one_dump_file, register_dump_files_1, next_pass_1):
6352 (init_optimization_passes): Update handling of new types.
6353 (execute_one_pass, execute_pass_list, execute_ipa_pass_list): Update.
6354 * ipa-struct-reorg.c: Update tree_pass descriptors.
6355 * tree-ssa-reassoc.c: Update tree_pass descriptors.
6356 * combine-stack-adj.c: Update tree_pass descriptors.
6357 * cfgrtl.c: Update tree_pass descriptors.
6358 * dce.c: Update tree_pass descriptors.
6359 * tree-ssanames.c: Update tree_pass descriptors.
6361 2008-03-19 Richard Guenther <rguenther@suse.de>
6364 * tree-ssa.c (walk_data): New structure.
6365 (warn_uninitialized_var): If not always_executed warn with "maybe"
6367 (execute_early_warn_uninitialized): Compute post-dominators.
6368 Initialize always_executed before processing each basic block.
6370 2008-03-18 Mikulas Patocka <mikulas@artax.karlin.mff.cuni.cz>
6373 * config/i386/i386.c (x86_this_parameter): Calculate correct location
6374 of "this" pointer when "regparm = N" or "fastcall" is in effect.
6376 2008-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6378 * doc/include/texinfo.tex: Update to version 2008-03-17.10.
6380 2008-03-18 Paolo Bonzini <bonzini@gnu.org>
6382 * expr.c (store_expr): Assume lang_hooks.reduce_bit_field_operations
6384 (expand_expr_real_1) <REDUCE_BIT_FIELD>: Don't look at ignore.
6385 (expand_expr_real_1): Assume lang_hooks.reduce_bit_field_operations
6386 is true. Add "&& !ignore" condition to reduce_bit_field. Modify
6387 target after ignore has been set, and move there also the commputation
6388 of subtarget and original_target.
6389 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS): Delete.
6390 (LANG_HOOKS_INITIALIZER): Remove it.
6391 * langhooks.h (struct lang_hooks): Remove reduce_bit_field_operations.
6393 2008-03-18 Richard Guenther <rguenther@suse.de>
6395 * tree-ssa-sccvn.c (visit_reference_op_load): If the lookup
6396 found an expression with constants, note that in the VN for the lhs.
6397 * tree-ssa-pre.c (eliminate): Visit COND_EXPR statements and
6398 fold them to constants if possible. Run cleanup_cfg if done so.
6399 (execute_pre): Return todo.
6401 (execute_fre): Likewise.
6402 * tree-ssa-forwprop.c (can_propagate_from): Allow propagation
6404 (get_prop_source_stmt): Look through pointer conversions.
6406 2008-03-18 Jan Hubicka <jh@suse.cz>
6408 * tree-pretty-print.c: Include predict.h.
6409 (dump_generic_node): Dump predictor.
6410 * tree.h (PREDICT_EXPR_OUTCOME, PREDICT_EXPR_PREDICTION): Update.
6411 * tree-gimple.c (is_gimple_stmt): Add PREDICT_EXPR.
6412 * gimple-low.c (lower_stmt): Likewise.
6413 * expr.c (expand_expr_real): Likewise.
6414 * predict.c (tree_bb_level_predictions): Use PREDICT_EXPRs and remove
6416 (build_predict_expr, build_predict_expr): New.
6417 * predict.h (predictor_name, build_predict_expr): Update.
6418 * c-typeck.c (c_finish_bc_stmt): Add prediction.
6419 * gimplify.c (gimplify_expr): Add PREDICT_EXPR.
6420 * predict.def (PRED_CONTINUE): Update hitrate.
6421 * tree.def (PREDICT_EXPR): Define.
6422 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Mark PREDICT_EXPR;
6423 do not handle BIND_EXPR.
6424 * tree-inline.c (estimate_num_insns_1): PREDICT_EXPR is free.
6425 * tree-cfg.c (verify_gimple_stmt): PREDICT_EXPR is valid.
6426 * tree-ssa-operands.c (get_expr_operands): PREDICT_EXPR takes no
6429 2008-03-18 Michael Matz <matz@suse.de>
6431 * gcov-io.h (__gcov_merge_ior, __gcov_fork): Mark hidden.
6433 2008-03-18 Richard Guenther <rguenther@suse.de>
6435 * tree-gimple.h (is_gimple_invariant_address): Declare.
6436 (is_gimple_constant): Likewise.
6437 * tree-gimple.c (is_gimple_constant): New function.
6438 (is_gimple_invariant_address): Likewise.
6439 (is_gimple_min_invariant): Implement in terms of is_gimple_constant
6440 and is_gimple_invariant_address.
6441 * tree-ssa-loop-niter.c (expand_simple_operations): Revert
6443 * tree-data-ref.c (get_references_in_stmt): A SSA_NAME is not
6444 an addressable base.
6446 2008-03-18 Jakub Jelinek <jakub@redhat.com>
6449 * gimplify.c (gimplify_expr): Gimplify second operand of
6452 2008-03-17 Richard Guenther <rguenther@suse.de>
6454 PR tree-optimization/19637
6455 * fold-const.c (fold_unary): Remove restrictions of removing
6456 intermediate pointer-conversions (P2)(P1)P0.
6457 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Recover from
6458 conversion to void pointer.
6459 (get_maxval_strlen): Handle addresses of the form &(*p)[0].
6461 2008-03-16 James E. Wilson <wilson@tuliptree.org>
6464 * dbxout.c (dbxout_expand_expr, case VAR_DECL): Return NULL for
6465 emulated thread local variables.
6467 2008-03-16 Richard Guenther <rguenther@suse.de>
6470 * tree-ssa-loop-niter.c (expand_simple_operations): Do not
6471 expand TREE_INVARIANT operations that are not gimple invariant.
6473 2008-03-16 Hans-Peter Nilsson <hp@axis.com>
6475 * doc/extend.texi (Alignment): Say that the ABI controls
6476 the __alignof__ for non-strict-alignment targets rather
6477 than being a recommendation.
6479 2008-03-15 Paul Brook <paul@codesourcery.com>
6481 * config/arm/arm.c (arm_unwind_emit): Suppress unused unwinding
6483 (arm_output_fn_unwind): Mark functions that can not be unwound.
6485 2008-03-15 Paul Brook <paul@codesourcery.com>
6487 * config/arm/arm.c (arm_rtx_costs_1): Add costs for ARMv6 value
6488 extension instructions.
6490 2008-03-15 Richard Guenther <rguenther@suse.de>
6492 * tree-ssa-ccp.c (ccp_fold): Also read from constant values
6493 and fold constant aggregate refs.
6494 (fold_const_aggregate_ref): Handle string constants
6495 and constructors in ARRAY_REFs. Handle INDIRECT_REF.
6496 (evaluate_stmt): Simplify now that ccp_fold folds constant
6499 2008-03-15 Paul Brook <paul@codesourcery.com>
6501 * config/arm/arm.md (insv): Use gen_insv_t2 and gen_insv_zero.
6502 (extzv): Use gen_extzv_t2.
6503 (insv_t2, insv_zero, extv, extzv_t2): New patterns.
6505 2008-03-15 Richard Guenther <rguenther@suse.de>
6507 * tree-ssa-ccp.c (get_symbol_constant_value): Export.
6508 (fold_const_aggregate_ref): Likewise.
6509 (get_value): Return NULL if we don't have any values.
6510 (ccp_finalize): Set const_val to NULL after freeing it.
6511 * tree-flow.h (get_symbol_constant_value): Declare.
6512 (fold_const_aggregate_ref): Likewise.
6513 * tree-ssa-sccvn.c (try_to_simplify): Use them.
6515 2008-03-15 Richard Guenther <rguenther@suse.de>
6518 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Make sure
6519 to not produce negative array indices if not allowed. Add
6520 parameter to indicate that.
6521 (maybe_fold_offset_to_component_ref): Allow negative array
6522 indices only for the first member of a structure.
6523 (maybe_fold_offset_to_reference): Allow negative array indices.
6524 (maybe_fold_stmt_addition): Likewise.
6526 2008-03-15 Bjoern Haase <bjoern.m.haase@web.de>
6527 Anatoly Sokolov <aesok@post.ru>
6529 * config/avr/avr.c (avr_arch_types): Add avr6 entry.
6530 (avr_arch): Add ARCH_AVR6.
6531 (avr_mcu_types): Add 'atmega2560' and 'atmega2561' entry.
6532 (initial_elimination_offset): Initialize and use 'avr_pc_size'
6533 instead of fixed value 2.
6534 (print_operand_address): Use gs() asm specifier instead of pm().
6535 (avr_assemble_integer): (Ditto.).
6536 (avr_output_addr_vec_elt): (Ditto.).
6537 (print_operand): Handle "!" code.
6538 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Add
6539 __AVR_3_BYTE_PC__, __AVR_2_BYTE_PC__ and __AVR_HAVE_JMP_CALL__.
6540 (AVR_HAVE_EIJMP_EICALL): Define.
6541 (AVR_3_BYTE_PC): Redefine.
6542 (AVR_2_BYTE_PC): (Ditto.).
6543 (PRINT_OPERAND_PUNCT_VALID_P): Add '!' code.
6544 (LINK_SPEC): Add atmega2560 and atmega2561.
6545 (CRT_BINUTILS_SPEC): Add atmega2560 (crtm2560.o) and atmega2561
6547 * config/avr/avr.md (call_insn): Use eicall instead of icall
6548 for 3 byte PC devices.
6549 (call_value_insn): (Ditto.).
6550 (*tablejump_enh): Use eijmp instead of ijmp for 3 byte PC devices.
6551 (indirect_jump): Use only for for 2 byte PC devices.
6552 (*tablejump): (Ditto.).
6553 (*indirect_jump_avr6): Add insn.
6554 (*tablejump_rjmp): Don't use for 3 byte PC devices.
6555 * config/avr/libgcc.S (__prologue_saves__): Use eijmp
6556 instead of ijmp for 3 byte PC devices.
6557 (__tablejump2__): (Ditto.).
6558 * config/avr/t-avr (MULITLIB_OPTIONS): Add avr6 architecture.
6559 (MULITLIB_DIRNAMES): (Ditto.).
6560 (MULTILIB_MATCHES): Add atmega2560 and atmega2561 to list.
6562 2008-03-15 Uros Bizjak <ubizjak@gmail.com>
6564 * config/i386/mmx.md ("sse2_umulv1siv2di3"): Rename from
6565 "sse2_umulsidi3". Use V1DI mode for operand 0.
6566 ("mmx_psadbw"): Use V1DI mode for operand 0.
6567 * config/i386/i386-modes.def (V1SI): New vector mode.
6568 * config/i386/i386.c (struct builtin_description)
6569 [IX86_BUILTIN_PMULUDQ]: Use CODE_FOR_sse2_umulv1siv1di3.
6570 (v1di_ftype_v8qi_v8qi): Rename from di_ftype_v8qi_v8qi.
6571 (v1di_ftype_v2si_v2si): Rename from di_ftype_v2si_v2si.
6572 (ix86_init_mmx_sse_builtins) [__builtin_ia32_psadbw]: Use
6573 v1di_ftype_v8qi_v8qi type.
6574 [__builtin_ia32_pmuludq]: Use v1di_ftype_v2si_v2si type.
6576 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psadbw,
6577 __builtin_ia32_pmuludq]: Fix the mode of return value.
6579 2008-03-15 Richard Guenther <rguenther@suse.de>
6582 * tree-ssa-pre.c (bitmap_find_leader): Handle expression
6585 2008-03-14 Bob Wilson <bob.wilson@acm.org>
6587 * doc/invoke.texi (Option Summary, Xtensa Options): Document
6588 -mserialize-volatile and -mno-serialize-volatile Xtensa options.
6589 * config/xtensa/xtensa.c (print_operand): Do not emit MEMW instructions
6590 unless TARGET_SERIALIZE_VOLATILE is enabled.
6591 * config/xtensa/xtensa.md (*lsiu, *ssiu): Likewise.
6592 * config/xtensa/xtensa.h (TARGET_DEFAULT): Add MASK_SERIALIZE_VOLATILE.
6593 * config/xtensa/xtensa.opt (mserialize_volatile): New option.
6595 2008-03-14 Richard Guenther <rguenther@suse.de>
6597 PR tree-optimization/34172
6598 * tree-flow.h (refs_may_alias_p): Declare.
6599 (get_single_def_stmt): Likewise.
6600 (get_single_def_stmt_from_phi): Likewise.
6601 (get_single_def_stmt_with_phi): Likewise.
6602 * tree-dfa.c (refs_may_alias_p): New function.
6603 (get_single_def_stmt): Likewise.
6604 (get_single_def_stmt_from_phi): Likewise.
6605 (get_single_def_stmt_with_phi): Likewise.
6606 * tree-ssa-sccvn.c (get_def_ref_stmt_vuses): New function.
6607 (vn_reference_lookup_1): New helper function.
6608 (vn_reference_lookup): Walk the virtual use-def chain to
6609 continue searching for a match if the def does not alias the
6610 reference we are looking for.
6612 2008-03-14 David Edelsohn <edelsohn@gnu.org>
6614 * doc/install.texi (Binaries): Remove UCLA archive. Add HVCC
6615 archive and Perzl. Update The Written Word listing.
6617 2008-03-14 Richard Guenther <rguenther@suse.de>
6619 PR tree-optimization/34043
6620 PR tree-optimization/33989
6621 * tree-ssa-pre.c (execute_pre): Allow SCCVN to do insertion
6623 (bitmap_find_leader): Use extra argument to verify dominance
6624 relationship inside a basic-block.
6625 (can_PRE_operation): Add VIEW_CONVERT_EXPR.
6626 (find_leader_in_sets): Adjust.
6627 (create_component_ref_by_pieces): Take extra argument for
6628 dominance check, handle lookup failures.
6629 (find_or_generate_expression): Likewise.
6630 (create_expression_by_pieces): Likewise.
6631 (insert_into_preds_of_block): Adjust.
6632 (create_value_expr_from): If asked for, verify all operands
6633 are in the blocks AVAIL_OUT set.
6634 (make_values_for_stmt): Check for SSA_NAMEs that are life
6635 over an abnormal edge.
6636 (compute_avail): Remove such check.
6637 (do_SCCVN_insertion): New function.
6638 (eliminate): If we do not find a leader suitable for replacement
6639 insert a replacement expression from SCCVN if available.
6640 * tree-ssa-sccvn.h (run_scc_vn): Update prototype.
6641 (struct vn_ssa_aux): Add needs_insertion flag.
6642 * tree-ssa-sccvn.c (may_insert): New global flag.
6643 (copy_reference_ops_from_ref): Value-number union member access
6644 based on its size, not type and member if insertion is allowed.
6645 (visit_reference_op_load): For a weak match from union type
6646 punning lookup a view-converted value and insert a SSA_NAME
6647 for that value if that is not found.
6648 (visit_use): Make dumps shorter. Do not disallow value numbering
6649 SSA_NAMEs that are life over an abnormal edge to constants.
6650 (free_scc_vn): Release inserted SSA_NAMEs.
6651 (run_scc_vn): New flag to specify whether insertion is allowed.
6652 Process SSA_NAMEs in forward order.
6653 * tree-ssa-loop-im.c (for_each_index): Handle invariant
6654 ADDR_EXPRs inside VIEW_CONVERT_EXPR.
6655 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPRs from/to
6656 pointer type to/from integral types that do not change the
6657 precision to regular conversions.
6659 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
6661 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
6662 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
6663 __builtin_ia32_psrl?i, __builtin_ia32_psra?i, __builtin_ia32_psll?128,
6664 __builtin_ia32_psrl?128, __builtin_ia32_psra?128]: Fix the mode of
6665 input arguments and the mode of return value. Built-in functions
6666 that operate on whole 64-bit MMX register now use V1DI mode.
6668 2008-03-13 Alon Dayan <alond@il.ibm.com>
6669 Olga Golovanevsky <olga@il.ibm.com>
6671 PR tree-optimization/35041
6672 * ipa-struct-reorg.c (find_pos_in_stmt_1): Add another option
6673 to locate the right position in a statement.
6675 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
6679 * config/i386/xmmintrin.h: Change all static inline functions to
6680 extern inline and add __gnu_inline__ attribute.
6681 * config/i386/bmintrin.h: Ditto.
6682 * config/i386/smmintrin.h: Ditto.
6683 * config/i386/tmmintrin.h: Ditto.
6684 * config/i386/mmintrin-common.h: Ditto.
6685 * config/i386/ammintrin.h: Ditto.
6686 * config/i386/emmintrin.h: Ditto.
6687 * config/i386/pmmintrin.h: Ditto.
6688 * config/i386/mmintrin.h: Ditto.
6689 * config/i386/mm3dnow.h: Ditto.
6691 2008-03-13 Jakub Jelinek <jakub@redhat.com>
6694 * omp-low.c (lower_regimplify, init_tmp_var, save_tmp_var): Removed.
6695 (lower_omp_2): New function.
6696 (lower_omp_1, lower_omp): Rewritten.
6698 2008-03-13 Danny Smith <dannysmith@users.sourceforge.net>
6701 * doc/extend.texi (Structure-Packing Pragmas): Replace "Win32"
6702 with the phrase "Microsoft Windows compilers".
6703 (Push/Pop Macro Pragmas): New subsection. Document
6704 #pragma push_macro and pragma pop_macro.
6706 2008-03-12 Paul Brook <paul@codesourcery.com>
6708 * config/arm/arm.c (output_move_double): Prefer LDRD to LDM.
6710 2008-03-12 Paul Brook <paul@codesourcery.com>
6712 * config/arm/thumb2.md: Extend peephole to cover 3-arg subs.
6713 (thumb2_alusi3_short): Exclude PLUS and MINUS.
6714 (thumb2_addsi_shortim): Rename ...
6715 (thumb2_addsi_short): ... to this. Allow register operands.
6716 (thumb2_subsi_short): New pattern.
6717 (thumb2_one_cmplsi2_short,
6718 thumb2_negsi2_short): New patterns and peepholes.
6720 2008-03-12 Paul Brook <paul@codesourcery.com>
6722 * config/arm/arm.c (arm_size_rtx_costs): Use ARM costs for Thumb-2.
6724 2008-03-12 Uros Bizjak <ubizjak@gmail.com>
6726 * config/i386/i386.md (int_cond): New code iterator.
6728 ("s<code>"): Macroize expander from seq, sne, sgt, sgtu, slt, sltu,
6729 sge, sgeu, sle and sleu expanders usign int_cond code iterator.
6730 ("s<code>"): Macroize expander from sunordered, sordered, suneq, sunge,
6731 sungt, sunle, sunlt and sltgt expanders usign fp_cond code iterator.
6732 ("b<code>"): Macroize expander from beq, bne, bgt, bgtu, blt, bltu,
6733 bge, bgeu, ble and bleu expanders usign int_cond code iterator.
6734 ("b<code>"): Macroize expander from bunordered, bordered, buneq, bunge,
6735 bungt, bunle, bunlt and bltgt expanders usign fp_cond code iterator.
6737 2008-03-12 Paul Brook <paul@codesourcery.com>
6739 * config/arm/arm.c (use_return_insn): Use offsets->saved_regs_mask
6740 instead of {arm,thumb}_compute_save_reg_mask.
6741 (output_return_instruction): Ditto.
6742 (thumb_unexpanded_epilogue): Ditto.
6743 (thumb1_expand_prologue): Ditto.
6744 (thumb1_output_function_prologue): Ditto.
6745 (arm_set_return_address): Ditto.
6746 (thumb_set_return_address): Ditto.
6747 (arm_get_frame_offsets): Set offsets->saved_regs_mask. Push extra
6748 regs to achieve stack alignment.
6749 (thumb1_compute_save_reg_mask): Fix compiler warning.
6750 (arm_output_epilogue): Use offsets->saved_regs_mask.
6751 Adjust stack pointer by poping call clobered registers.
6752 (arm_expand_prologue): Use offsets->saved_regs_mask.
6753 Adjust stack pointer by pushing extra registers.
6754 * config/arm.h (arm_stack_offsets): Add saved_regs_mask.
6756 2008-03-12 Paolo Bonzini <bonzini@gnu.org>
6759 * fold-const.c (fold_unary) <NOP_EXPR>: Distribute a narrowing
6760 conversion to the operands of a multiplication.
6762 2008-03-12 Richard Guenther <rguenther@suse.de>
6764 * Makefile.in (OBJS-common): Add tree-ssa-phiprop.o
6765 (tree-ssa-phiprop.o): Copy dependencies from tree-ssa-forwprop.o.
6766 * timevar.def (TV_TREE_PHIPROP): Add.
6767 * tree-ssa-phiprop.c: Split from tree-ssa-forwprop.c, added
6768 pass description. Use TV_TREE_PHIPROP.
6769 * tree-ssa-forwprop.c: Remove phiprop code.
6771 2008-03-12 Jakub Jelinek <jakub@redhat.com>
6774 * omp-low.c (maybe_lookup_decl): Constify first argument.
6775 (use_pointer_for_field): Change last argument from bool to
6776 omp_context *. Disallow shared copy-in/out in nested
6777 parallel if decl is shared in outer parallel too.
6778 (build_outer_var_ref, scan_sharing_clauses,
6779 lower_rec_input_clauses, lower_copyprivate_clauses,
6780 lower_send_clauses, lower_send_shared_vars): Adjust callers.
6782 2008-03-12 Victor Kaplansky <victork@il.ibm.com>
6783 Ira Rosen <irar@il.ibm.com>
6785 * tree-vectorizer.c (free_stmt_vec_info): New function.
6786 (destroy_loop_vec_info): Move code to free_stmt_vec_info().
6787 Call free_stmt_vec_info(). Free LOOP_VINFO_STRIDED_STORES..
6788 * tree-vectorizer.h (free_stmt_vec_info): Declare.
6789 * tree-vect-transform.c (vectorizable_conversion): Free
6790 vec_oprnds0 if it was allocated.
6791 (vect_permute_store_chain): Remove unused VECs.
6792 (vectorizable_store): Free VECs that are allocated in the..
6794 (vect_transform_strided_load, vectorizable_load): Likewise.
6795 (vect_remove_stores): Simplify the code.
6796 (vect_transform_loop): Move code to vect_remove_stores().
6797 Call vect_remove_stores() and free_stmt_vec_info().
6799 2008-03-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6801 * pa.h (TARGET_LONG_PIC_SDIFF_CALL): Conditionalize define on
6802 TARGET_HPUX. Revise comment.
6803 (TARGET_LONG_PIC_PCREL_CALL): Revise comment.
6804 * pa.c (output_call): Update for revised TARGET_LONG_PIC_SDIFF_CALL.
6805 Use sr4 variant of `be' instruction when not generating PIC code.
6806 (attr_length_call): Adjust for above change.
6808 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
6810 * ipa-reference.c (static_execute): Remove module_statics_const and
6811 associated setting code.
6813 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
6816 * config/i386/i386.md (paritysi2, paritydi2): Use register_operand
6817 predicate for operand 1.
6818 (paritysi2_cmp): Use register_operand predicate for operand 2.
6819 Use earlyclobber modifier for operand 1. Remove support for
6821 (paritydi2_cmp): Use register_operand predicate for operand 3.
6822 Use earlyclobber modifier for operand 1. Remove support for
6825 2008-03-11 Paul Brook <paul@codesourcery.com>
6826 Vladimir Prus <vladimir@codesourcery.com>
6828 * config/arm/arm.c (use_return_insn): Check TARGET_APCS_FRAME.
6829 (arm_compute_save_reg0_reg12_mask): Always
6830 check if register 11 must be saved. Always safe hard frame pointer
6831 when frame_pointer_needeed.
6832 (arm_compute_save_reg_mask): Save IP and PC
6833 only with apcs frames.
6834 (arm_output_epilogue): Adjust Thumb2 codepath to
6835 be also invoked and work for ARM non-apcs frames.
6836 (arm_expand_prologue): Don't bother saving IP
6837 for non-apcs frame, since it's not clobbered by
6838 prologue code. Implement non-apcs frame
6841 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
6843 PR rtl-optimization/35281
6844 * expr.c (convert_move): Use a new pseudo for the intermediate
6845 from_mode->word_mode result.
6847 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
6849 * langhooks-def.h (LANG_HOOKS_CLEAR_BINDING_STACK): Delete.
6850 * langhooks.h (struct lang_hooks): Delete clear_binding_stack member.
6851 * toplev.c (compile_file): Don't call it.
6853 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
6856 * expr.c (store_expr): Call emit_block_move if the mode
6857 of "temp" RTX is BLKmode.
6859 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
6860 Richard Guenther <rguenther@suse.de>
6862 PR tree-optimization/31358
6863 * tree-ssa-loop-manip.c (create_iv): Call force_gimple_operand for
6864 the step with a NULL_TREE.
6865 * tree-ssa-loop-ivopts.c (find_bivs): Convert the step
6866 to sizetype if type is a pointer type.
6867 (add_candidate_1): Don't convert the base and step to
6868 the generic type if the orginal type is a pointer type.
6869 (add_iv_value_candidates): Use sizetype for the step
6870 if type is a pointer type.
6871 (cand_value_at): Likewise.
6872 * tree-ssa-address.c (add_to_parts): Use POINTER_PLUS_EXPR
6874 * tree-affine.c (tree_to_aff_combination <POINTER_PLUS_EXPR>):
6875 Don't convert the tem affine to the type.
6876 (add_elt_to_tree): Use sizetype for the step if a pointer.
6877 Use POINTER_PLUS_EXPR for pointers.
6878 (aff_combination_to_tree): Use sizetype for the step if a
6881 2008-03-10 Vladimir Makarov <vmakarov@redhat.com>
6883 * config/i386/sse.md (ssse3_pmaddubswv8hi3, ssse3_pmaddubswv4hi3):
6884 Remove commutativity hint.
6886 2008-03-10 Jakub Jelinek <jakub@redhat.com>
6890 * c-parser.c (c_parser_omp_threadprivate): Don't add vars with
6891 errorneous type. Check that v is a VAR_DECL.
6894 * tree-cfg.c (new_label_mapper): Update cfun->last_label_uid.
6896 2008-03-10 H.J. Lu <hongjiu.lu@intel.com>
6898 PR tree-optimization/35494
6899 * tree-ssa-ccp.c (get_symbol_constant_value): Check if value
6900 may be overriden at link and run time.
6902 2008-03-10 Richard Guenther <rguenther@suse.de>
6904 PR tree-optimization/34677
6905 * tree-ssa-pre.c (modify_expr_node_pool): Remove.
6906 (poolify_tree): Likewise.
6907 (modify_expr_template): Likewise.
6908 (poolify_modify_stmt): Likewise.
6909 (insert_fake_stores): Handle all component-ref style stores
6910 in addition to INDIRECT_REF. Also handle complex types.
6911 Do not poolify the inserted load.
6912 (realify_fake_stores): Do not rebuild the tree but only
6913 make it a SSA_NAME copy.
6914 (init_pre): Remove initialzation of modify_expr_template.
6915 Do not allocate modify_expr_node_pool.
6916 (fini_pre): Do not free modify_expr_node_pool.
6918 2008-03-10 Paul Brook <paul@codesourcery.com>
6920 * config/arm/arm.md (UNSPEC_STACK_ALIGN, UNSPEC_PIC_OFFSET): Renumber
6923 2008-03-10 Paul Brook <paul@codesourcery.com>
6924 Mark Shinwell <shinwell@codesourcery.com>
6926 * config/arm/cortex-r4.md: New.
6927 * config/arm/thumb2.md (divsi3, udivsi3): Annotate with
6929 * config/arm/arm.md: Include cortex-r4.md.
6930 (insn): Add smmls, sdiv and udiv values.
6931 (generic_sched): Don't use generic scheduling for Cortex-R4.
6932 (arm_issue_rate): New function.
6933 (TARGET_SCHED_ISSUE_RATE): Define.
6935 2008-03-10 Sebastian Pop <sebastian.pop@amd.com>
6937 * doc/invoke.texi (-ftree-loop-distribution): Add an example.
6939 2008-03-10 Richard Guenther <rguenther@suse.de>
6941 * tree-ssa-pre.c (get_sccvn_value): Simplify.
6942 (compute_avail): Do not add stmt uses to AVAIL_OUT.
6944 2008-03-10 Paolo Bonzini <bonzini@gnu.org>
6946 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS):
6947 Set default to true.
6949 2008-03-09 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6951 * c.opt (Wsynth): Deprecate.
6952 * doc/invoke.texi (Option Summary, Warning Options): Document
6953 -Wno-format-contains-nul.
6955 2008-03-09 Uros Bizjak <ubizjak@gmail.com>
6958 * config/i386/i386.c (ix86_constant_alignment): Compute alignment using
6959 ALIGN_MODE_128 for VECTOR_CST and INTEGER_CST in addition to REAL_CST.
6961 2008-03-09 Ira Rosen <irar@il.ibm.com>
6963 * config/rs6000/rs6000.c (builtin_description): Rename vector
6964 left shift operations.
6965 * config/rs6000/altivec.md (UNSPEC_VSL): Remove.
6966 (altivec_vsl<VI_char>): Rename to ...
6967 (ashl<mode>3): ... new name.
6968 (mulv4sf3, mulv4si3, negv4sf2): Replace gen_altivec_vslw with
6970 (absv4sf2): Convert to use ashift:V4SI instead of UNSPEC_VSL.
6972 2008-03-08 Richard Guenther <rguenther@suse.de>
6974 * coverage.h (tree_coverage_counter_addr): Declare.
6975 * coverage.c (tree_coverage_counter_addr): New function.
6976 * tree-profile.c (tree_gen_edge_profiler): Unshare counter
6978 (tree_gen_pow2_profiler): Use tree_coverage_counter_addr.
6979 (tree_gen_one_value_profiler): Likewise.
6980 (tree_gen_ic_profiler): Likewise.
6981 (tree_gen_average_profiler): Likewise.
6982 (tree_gen_ior_profiler): Likewise.
6984 2008-03-08 Richard Guenther <rguenther@suse.de>
6986 * tree-ssa-sccvn.h (vn_binary_op_lookup): Remove.
6987 (vn_binary_op_insert): Likewise.
6988 (vn_unary_op_lookup): Likewise.
6989 (vn_unary_op_insert): Likewise.
6990 (vn_nary_op_lookup): Declare.
6991 (vn_nary_op_insert): Likewise.
6992 * tree-ssa-sccvn.c (struct vn_tables_s): Merge unary
6993 and binary hashes, use a single obstack for unary_op_pool
6995 (struct vn_binary_op_s, struct vn_unary_op_s): Replace with
6996 a single struct vn_nary_op_s. Store tree code length and
6997 a variable number of operands.
6998 (struct vn_reference_op_struct): Remove unused op2.
6999 (vn_reference_op_eq): Do not compare op2.
7000 (vn_reference_op_compute_hash): Do not compute hash of op2.
7001 (vn_unary_op_hash, vn_binary_op_hash): Replace with vn_nary_op_hash.
7002 (vn_unary_op_compute_hash, vn_binary_op_compute_hash): Replace
7003 with vn_nary_op_compute_hash.
7004 (vn_unary_op_eq, vn_binary_op_eq): Replace with vn_nary_op_eq.
7005 (vn_unary_op_lookup, vn_binary_op_lookup): Replace with
7007 (vn_unary_op_insert, vn_binary_op_insert): Replace with
7009 (visit_unary_op): Call nary functions.
7010 (visit_binary_op): Likewise.
7011 (process_scc): Adjust for struct vn_tables_s changes.
7012 (allocate_vn_table): Likewise.
7013 (free_vn_table): Likewise.
7014 * tree-vn.c (vn_add): Call nary functions.
7015 (vn_lookup): Likewise.
7017 2008-03-08 Jakub Jelinek <jakub@redhat.com>
7020 * config/rs6000/rs6000.c (rs6000_expand_compare_and_swapqhi): Shift
7021 wdst back after sync_compare_and_swapqhi_internal.
7023 2008-03-08 Uros Bizjak <ubizjak@gmail.com>
7026 * config/i386/i386-modes.def (V1DI): New vector mode.
7027 * config/i386/i386.h (VALID_MMX_REG_MODE): Add V1DImode.
7028 * config/i386/mmx.md (MMXMODEI8): New mode iterator.
7029 (MMXMODE248): Ditto.
7030 (MMXMODE): Add V1DI mode.
7031 (mmxvecsize): Change DI mode to V1DI mode.
7032 ("mov<mode>): Use MMXMODEI8 mode iterator.
7033 ("*mov<mode>_internal_rex64"): Ditto.
7034 ("*mov<mode>_internal"): Ditto.
7035 ("mmx_add<mode>3"): Ditto. Handle V1DImode for TARGET_SSE2.
7036 ("mmx_sub<mode>3"): Ditto.
7037 ("mmx_adddi3"): Remove insn pattern.
7038 ("mmx_subdi3"): Ditto.
7039 ("mmx_ashr<mode>3"): Use SImode and "yN" constraint for operand 2.
7040 ("mmx_lshr<mode>3"): Ditto. Use MMXMODE248 mode iterator.
7041 ("mmx_ashl<mode>3"): Ditto.
7042 ("mmx_lshrdi3"): Remove insn pattern.
7043 ("mmx_ashldi3"): Ditto.
7044 * config/i386/i386.c (classify_argument): Handle V1DImode.
7045 (function_arg_advance_32): Ditto.
7046 (function_arg_32): Ditto.
7047 (struct builtin_description) [IX86_BUILTIN_PADDQ]: Use
7048 mmx_addv1di3 insn pattern.
7049 [IX86_BUILTIN_PSUBQ]: Use mmx_subv1di3 insn pattern.
7050 [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?, IX86_BUILTIN_PSRA?,
7051 IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I, IX86_BUILTIN_PSRA?I,
7052 IX86_BUILTIN_PSLL?I128, IX86_BUILTIN_PSRL?I128, IX86_BUILTIN_PSRA?I128]:
7053 Remove definitions of built-in functions.
7054 (V1DI_type_node): New node.
7055 (v1di_ftype_v1di_int): Ditto.
7056 (v1di_ftype_v1di_v1di): Ditto.
7057 (v2si_ftype_v2si_si): Ditto.
7058 (v4hi_ftype_v4hi_di): Remove node.
7059 (v2si_ftype_v2si_di): Ditto.
7060 (ix86_init_mmx_sse_builtins): Handle V1DImode.
7061 (__builtin_ia32_psll?, __builtin_ia32_psrl?, __builtin_ia32_psra?):
7062 Redefine builtins using def_builtin_const with *_ftype_*_int node.
7063 (__builtin_ia32_psll?i, __builtin_ia32_psrl?i, __builtin_ia32_psra?i):
7064 Add new builtins using def_builtin_const.
7065 (ix86_expand_builtin) [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?,
7066 IX86_BUILTIN_PSRA?, IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I,
7067 IX86_BUILTIN_PSRA?I]: Handle builtin definitions.
7068 * config/i386/mmintrin.h (__v1di): New typedef.
7069 (_mm_add_si64): Cast arguments to __v1di type.
7070 (_mm_sub_si64): Ditto.
7071 (_mm_sll_pi16): Cast __count to __v4hi type.
7072 (_mm_sll_pi32): Cast __count to __v2si type.
7073 (_mm_sll_si64): Cast arguments to __v1di type.
7074 (_mm_srl_pi16): Cast __count to __v4hi type.
7075 (_mm_srl_pi32): Cast __count to __v2si type.
7076 (_mm_srl_si64): Cast arguments to __v1di type.
7077 (_mm_sra_pi16): Cast __count to __v4hi type.
7078 (_mm_sra_pi32): Cast __count to __v2si type.
7079 (_mm_slli_pi16): Use __builtin_ia32_psllwi.
7080 (_mm_slli_pi32): Use __builtin_ia32_pslldi.
7081 (_mm_slli_si64): Use __builtin_ia32_psllqi. Cast __m to __v1di type.
7082 (_mm_srli_pi16): Use __builtin_ia32_psrlwi.
7083 (_mm_srli_pi32): Use __builtin_ia32_psrldi.
7084 (_mm_srli_si64): Use __builtin_ia32_psrlqi. Cast __m to __v1di type.
7085 (_mm_srai_pi16): Use __builtin_ia32_psrawi.
7086 (_mm_srai_pi32): Use __builtin_ia32_psradi.
7087 * config/i386/i386.md (UNSPEC_NOP): Remove unspec definition.
7088 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
7089 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
7090 __builtin_ia32_psrl?i, __builtin_ia32_psra?i]: Add new builtins.
7092 2008-03-07 Joseph Myers <joseph@codesourcery.com>
7094 * doc/include/texinfo.tex: Update to version 2008-03-07.10.
7096 2008-03-07 Peter Bergner <bergner@vnet.ibm.com>
7099 * config/rs6000/rs6000.c (rs6000_legitimize_address): Don't generate
7100 reg+const addressing for Altivec modes. Don't generate reg+reg
7101 addressing for TFmode or TDmode quantities.
7103 2008-03-07 Paolo Bonzini <bonzini@gnu.org>
7105 * c-common.c (vector_types_convertible_p): Call langhook
7106 instead of comptypes.
7108 2008-03-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
7111 * tree-ssa-ccp.c (get_symbol_constant_value): Handle
7112 integral and scalar float variables which have a
7115 2008-03-06 Nathan Froyd <froydnj@codesourcery.com>
7117 * dwarf2out.c (dwarf2out_frame_debug_expr): Consult the
7118 dwarf_register_span hook when emitting unwind information for
7119 register-to-memory saves.
7120 * config/rs6000/rs6000.c (spe_synthesize_frame): Delete.
7121 (rs6000_frame_related): Remove call to spe_synthesize_frame.
7123 2008-03-06 Jakub Jelinek <jakub@redhat.com>
7125 * gimplify.c (goa_lhs_expr_p): Allow different ADDR_EXPR nodes
7126 for the same VAR_DECL.
7128 2008-03-06 Tom Tromey <tromey@redhat.com>
7131 * doc/standards.texi (Standards): Don't mention treelang.
7132 * doc/invoke.texi (Overall Options): Don't mention treelang.
7133 * doc/install.texi (Prerequisites): Don't mention bison or
7135 (Configuration): Don't mention treelang.
7136 (Building): Likewise.
7137 * doc/frontends.texi (G++ and GCC): Don't mention treelang.
7139 2008-03-06 Paolo Bonzini <bonzini@gnu.org>
7141 * simplify-rtx.c (simplify_subreg): Remove useless shifts from
7142 word-extractions out of a multi-word object.
7144 2008-03-06 Richard Guenther <rguenther@suse.de>
7146 * tree.def (BIT_FIELD_REF): Constrain result type and its precision.
7147 * tree-cfg.c (verify_expr): Verify BIT_FIELD_REF constraints on
7148 result type and precision.
7149 * expr.c (get_inner_reference): Set unsignedp based on the result
7150 type of BIT_FIELD_REF.
7151 * tree.h (BIT_FIELD_REF_UNSIGNED): Remove.
7152 * tree-sra.c (instantiate_element): Do not set BIT_FIELD_REF_UNSIGNED.
7153 (try_instantiate_multiple_fields): Likewise. Use the correct type
7155 (sra_build_assignment): Likewise.
7156 (sra_build_elt_assignment): Likewise.
7157 (sra_explode_bitfield_assignment): Likewise.
7158 * print-tree.c (print_node): Do not check BIT_FIELD_REF_UNSIGNED.
7159 * tree-vect-transform.c (vect_create_epilog_for_reduction): Do not
7160 set BIT_FIELD_REF_UNSIGNED.
7161 (vectorizable_load): Likewise.
7163 2008-03-06 Andreas Krebbel <krebbel1@de.ibm.com>
7165 * cse.c (cse_extended_basic_block): Invalidate artificial defs
7168 2008-03-06 Richard Guenther <rguenther@suse.de>
7170 * alias.c (struct alias_set_entry): Move has_zero_child field
7171 to pack with alias_set.
7173 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
7175 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
7178 2008-03-05 Ian Lance Taylor <iant@google.com>
7180 * alias.h (alias_set_type): Change from HOST_WIDE_INT to int.
7182 2008-03-05 Kenneth Zadeck <zadeck@naturalbridge.com>
7184 * fwprop.c (update_df): Support width and offset parameters of
7186 * ra-conflict.c (mark_reg_store, clear_reg_in_live,
7187 global_conflicts): Change DF_REF_EXTRACT to either
7188 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
7189 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
7190 * df-scan.c (df_ref_record, df_defs_record,
7191 df_ref_create_structure, df_def_record_1, df_uses_record,
7192 df_get_conditional_uses, df_get_call_refs, df_insn_refs_collect,
7193 df_bb_refs_collect, df_entry_block_defs_collect,
7194 df_exit_block_uses_collect): Support new width and offset fields.
7195 (ref_extract_pool): New storage pool.
7196 (df_free_ref): New function.
7197 (df_reg_chain_unlink, df_free_collection_rec,
7198 df_sort_and_compress_refs): Call df_free_ref.
7199 (df_ref_equal_p, df_ref_compare): Compare offset and width fields
7201 (df_ref_create_structure): Allocate df_ref_extract if offset and
7202 width fields are used.
7203 (df_def_record_1): Get offset and width from ZERO_EXTRACT.
7204 (df_uses_record): Get offset and width from ZERO_EXTRACT
7206 * global.c (build_insn_chain): Change DF_REF_EXTRACT to either
7207 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
7208 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
7209 * df.h (df_ref_flags): Change DF_REF_EXTRACT to either
7210 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
7211 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
7212 (df_ref_extract): New structure.
7213 (DF_REF_WIDTH, DF_REF_OFFSET): New macros.
7214 (df_ref_create): Add width and offset parameters.
7216 2008-03-05 Richard Guenther <rguenther@suse.de>
7218 * tree-ssa-structalias.c (get_constraint_for_component_ref):
7219 Use ranges_overlap_p.
7220 (offset_overlaps_with_access): Rename
7221 to ranges_overlap_p and move ...
7222 * tree-flow-inline.h (ranges_overlap_p): ... here.
7224 * tree.h (get_inner_reference, handled_component_p): Update
7227 * tree.h (record_component_aliases, get_alias_set,
7228 alias_sets_conflict_p, alias_sets_must_conflict_p,
7229 objects_must_conflict_p): Move declarations ...
7230 * alias.h (record_component_aliases, get_alias_set,
7231 alias_sets_conflict_p, alias_sets_must_conflict_p,
7232 objects_must_conflict_p): ... here.
7233 Include coretypes.h.
7234 * Makefile.in (ALIAS_H): Add coretypes.h dependency.
7236 2008-03-05 Aldy Hernandez <aldyh@redhat.com>
7238 * cfg.c: Include tree-flow.h.
7239 (remove_edge_raw): Call redirect_edge_var_map_clear.
7240 (redirect_edge_succ_nodup): Call redirect_edge_var_map_dup.
7241 * tree-flow-inline.h (redirect_edge_var_map_def): New.
7242 (redirect_edge_var_map_result): New.
7243 * tree-cfgcleanup.c (remove_forwarder_block_with_phi): Replace
7244 PENDING_STMT use with redirect_edge_var_map_*.
7245 * tree-ssa.c (edge_var_maps): New definition.
7246 (redirect_edge_var_map_add): New.
7247 (redirect_edge_var_map_clear): New.
7248 (redirect_edge_var_map_dup): New.
7249 (redirect_edge_var_map_vector): New.
7250 (redirect_edge_var_map_destroy): New.
7251 (ssa_redirect_edge): Replace PENDING_STMT use with
7252 redirect_edge_var_map_*.
7253 (flush_pending_stmts): Same.
7254 (delete_tree_ssa): Destroy edge var map.
7255 * tree-flow.h (struct _edge_var_map): New.
7256 Define edge_var_map vector type.
7257 Declare redirect_edge_var_map_* prototypes.
7258 * Makefile.in (cfg.o): Depend on TREE_FLOW_H.
7259 * tree-cfg.c (reinstall_phi_args): Replace
7260 PENDING_STMT use with redirect_edge_var_map_*.
7262 2008-03-05 Richard Guenther <rguenther@suse.de>
7264 PR tree-optimization/35472
7265 * tree-ssa-dse.c (dse_optimize_stmt): Do not delete a store
7266 whose single use_stmt has a overlapping set of loaded and
7267 stored symbols as that use_stmt might be a noop assignment then.
7269 2008-03-05 Joel Sherrill <joel.sherrill@oarcorp.com>
7271 * gthr-rtems.h: Implement __gthread_mutex_destroy.
7273 2008-03-05 Richard Guenther <rguenther@suse.de>
7276 * tree.def (BIT_FIELD_REF): Document that operands 1 and 2
7277 should be constants.
7278 * tree-cfg.c (verify_expr): Verify it.
7279 * fold-const.c (fold_truthop): Remove code generating
7280 BIT_FIELD_REFs of structure bases.
7281 (fold_binary): Likewise.
7282 (fold_ternary): Position and size of BIT_FIELD_REFs are
7283 always host integers.
7284 (make_bit_field_ref): Remove.
7285 (optimize_bit_field_compare): Remove.
7286 (all_ones_mask_p): Remove.
7288 2008-03-05 Gabor Loki <loki@gcc.gnu.org>
7291 * rtl-factoring.c (clear_regs_live_in_seq): Fix backward steps.
7292 (split_block_and_df_analyze): New. Split basic block and rebuild
7294 (block_label_after): Use SPLIT_BLOCK_AND_DF_ANALYZE instead of
7296 (split_pattern_seq): Likewise.
7297 (erase_matching_seqs): Likewise.
7298 (split_pattern_seq): Skip return insn in case of REG_NORETURN note.
7300 2008-03-04 Geoff Keating <geoffk@apple.com>
7302 * fold-const.c (tree_single_nonnegative_warnv_p): Fix mixed
7303 declaration and code.
7304 (tree_invalid_nonnegative_warnv_p): Likewise.
7306 2008-03-05 Serge Belyshev <belyshev@depni.sinp.msu.ru>
7308 * doc/install.texi (Testing): Correct quoting for the RUNTESTFLAGS
7309 examples. Truncate option-names then causing overfull hbox.
7311 2008-03-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7314 * configure.ac (CONFIG_SJLJ_EXCEPTIONS): Force SJLJ exceptions
7316 * configure: Rebuilt.
7318 2008-03-04 Rafael Espindola <espindola@google.com>
7320 * fold-const.c (tree_simple_nonnegative_warnv_p): New.
7321 (tree_unary_nonnegative_warnv_p): New.
7322 (tree_binary_nonnegative_warnv_p): New.
7323 (tree_single_nonnegative_warnv_p): New.
7324 (tree_invalid_nonnegative_warnv_p): New.
7325 (tree_expr_nonnegative_warnv_p): Redefine in term of the new functions.
7327 2008-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7330 * opts.c (handle_option): Postpone 'unknown option' errors only for
7333 2008-03-04 H.J. Lu <hongjiu.lu@intel.com>
7336 * config/i386/smmintrin.h (SIDD_XXX): Renamed to ...
7339 2008-03-04 Rafael Espindola <espindola@google.com>
7341 * fold-const.c (tree_unary_nonzero_warnv_p): New.
7342 (tree_binary_nonzero_warnv_p): New.
7343 (tree_single_nonzero_warnv_p): New.
7344 (tree_expr_nonzero_warnv_p): Redefine using the new functions.
7346 2008-03-04 Uros Bizjak <ubizjak@gmail.com>
7349 * fold-const.c (fold_cond_expr_with_comparison): Prevent
7350 transformations for modes that have signed zeros.
7351 * ifcvt.c (noce_try_abs): Ditto.
7353 2008-03-04 Joseph Myers <joseph@codesourcery.com>
7355 * config/i386/i386.c (override_options): Force
7356 -maccumulate-outgoing-args on if TARGET_STACK_PROBE.
7358 2008-03-04 Jan Hubicka <jh@suse.cz>
7361 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Fix typo
7364 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
7366 * config/i386/i386.md (allocate_stack_worker_32): Use __chkstk
7367 label to probe the stack.
7369 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
7371 * gthr-win32.h [__GTHREAD_HIDE_WIN32API]
7372 (__gthr_win32_mutex_destroy): Declare.
7373 [__GTHREAD_HIDE_WIN32API] (__gthread_mutex_destroy): Use
7374 __gthr_win32_mutex_destroy.
7375 * config/i386/gthr-win32.c (__gthr_win32_mutex_destroy): Define.
7377 2008-03-03 Jan Hubicka <jh@suse.cz>
7380 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Be more
7381 aggressive on inlining cold calls.
7383 2008-03-03 Richard Guenther <rguenther@suse.de>
7385 * tree-ssa-sccvn.c (visit_reference_op_store): Do not insert
7386 struct copies into the expression table.
7387 (simplify_unary_expression): Handle VIEW_CONVERT_EXPR.
7388 (try_to_simplify): Likewise.
7389 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPR of
7390 integral and pointer arguments which do not change the
7391 precision to NOP_EXPRs.
7392 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Adjust
7393 VIEW_CONVERT_EXPR case.
7395 2008-03-02 Sebastian Pop <sebastian.pop@amd.com>
7397 * tree-scalar-evolution.c (instantiate_parameters_1): An SSA_NAME
7398 defined in a loop at depth 0 is invariant.
7399 * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
7400 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Should never
7401 be called at loop depth 0.
7403 2008-03-02 Jakub Jelinek <jakub@redhat.com>
7406 * gcc.c (process_command): Update copyright notice dates.
7407 * gcov.c (print_version): Likewise.
7408 * gcov-dump.c (print_version): Likewise.
7409 * mips-tfile.c (main): Likewise.
7410 * mips-tdump.c (main): Likewise.
7412 2008-03-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7415 * c-common.c (flag_permissive): Delete.
7416 (constant_expression_warnings): Check flags first.
7417 (constant_expression_error): New.
7418 * c-common.h (flag_permissive): Delete.
7419 (constant_expression_error): Declare.
7420 * flags.h (flag_permissive): Declare. Update description.
7421 * diagnostic.c (pedwarn): Update.
7423 * diagnostic.h: (pedantic_error_kind): Rename as pedantic_warning_kind.
7424 (permissive_error_kind): New.
7425 * toplev.c (flag_permissive): Define. Update description.
7426 * toplev.h (permissive_error_kind): Declare.
7427 * c-errors.c (pedwarn_c99): Use pedantic_warning_kind.
7428 (pedwarn_c90): Use pedantic_warning_kind.
7429 * c-opts.c (c_common_post_options): flag_permissive does not affect
7430 flag_pedantic_errors.
7432 2008-03-02 Joseph Myers <joseph@codesourcery.com>
7434 * libgcc2.c (__addvSI3, __addvsi3, __addvDI3, __subvSI3,
7435 __subvsi3, __subvDI3, __negvSI2, __negvsi2, __negvDI2, __absvSI2,
7436 __absvsi2, __absvDI2): Use unsigned arithmetic.
7438 2008-03-02 Andi Kleen <ak@suse.de>
7439 Richard Guenther <rguenther@suse.de>
7441 * struct-equiv.c: Remove file.
7442 * cfg_cleanup.c (condjump_equiv_p): Remove.
7443 * Makefile.in (OBJS-common): Remove struct-equiv.o.
7444 (struct-equiv.o): Remove rule.
7445 * basic-block.h (struct_equiv_checkpoint, STRUCT_EQUIV_*,
7446 insns_match_p, struct_equiv_block_eq, struct_equiv_init,
7447 rtx_equiv_p, condjump_equiv_p): Remove prototypes.
7449 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
7451 * ifcvt.c (noce_process_if_block): Try to handle only the then
7452 block if the else block exists but isn't suitable.
7454 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
7457 * gthr-posix.h (__gthread_mutex_destroy): Remove extra declarations.
7458 * gthr-posix95.h (__gthread_mutex_destroy): Likewise. Note this fixes
7459 regression from previous patch.
7461 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
7464 * gthr.h: Add __gthread_mutex_destroy as a function that must be
7466 * gthr-vxworks.h (__gthread_mutex_destroy): Null implementation.
7467 * gthr-single.h (__gthread_mutex_destroy): Likewise.
7468 * gthr-rtems.h (__gthread_mutex_destroy): Likewise.
7469 * gthr-mipssde.h (__gthread_mutex_destroy): Likewise.
7470 * gthr-nks.h (__gthread_mutex_destroy): Likewise.
7471 * gthr-solaris.h (__gthread_mutex_destroy): Call mutex_destroy.
7472 * gthr-win32.h (__GTHREAD_MUTEX_DESTROY_FUNCTION): Remove.
7473 (__gthread_mutex_destroy_function): Rename to
7474 __gthread_mutex_destroy.
7475 * gthr-dce.h (__gthread_mutex_destroy): Call
7476 pthread_mutex_destroy.
7477 * gthr-tpf.h (__gthread_mutex_destroy): Likewise.
7478 * gthr-posix.h (__gthread_mutex_destroy): Likewise.
7479 * gthr-posix95.h (__gthread_mutex_destroy): Likewise.
7481 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
7483 * df-scan.c (df_ref_chain_change_bb): Simplify.
7484 (df_insn_change_bb): Add new_bb argument. Simplify. Call
7485 set_block_for_insn if there's any change.
7486 * df.h ((df_insn_change_bb): Fix prototype.
7487 * cfgrtl.c (update_bb_for_insn_chain): Pass bb to
7488 df_insn_change_bb, don't call set_block_for_insn.
7489 * emit-rtl.c (reorder_insns): Likewise.
7490 * haifa-sched.c (move_insn): Likewise.
7492 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
7494 * rtlanal.c (loc_mentioned_in_p): Test XVECEXPs correctly.
7496 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
7498 * tree-flow-inline.h (next_readonly_imm_use): Return
7499 NULL_USE_OPERAND_P after the end.
7501 2008-03-01 Richard Guenther <rguenther@suse.de>
7503 PR tree-optimization/35411
7504 * tree-sra.c (sra_build_assignment): Split conversion to
7505 final type to a separate statement if we are not assigning
7508 2008-02-29 Francois-Xavier Coudert <coudert@clipper.ens.fr>
7510 * fold-const.c (fold_convertible_p): Correct the logic to follow
7511 that in fold_convert().
7513 2008-02-29 Douglas Gregor <doug.gregor@gmail.com>
7516 * tree-inline.c (build_duplicate_type): When we make a
7517 duplicate type, make it unique in the canonical types system.
7519 2008-02-29 Tom Tromey <tromey@redhat.com>
7521 * toplev.c (input_file_stack, input_file_stack_tick, fs_p,
7522 input_file_stack_history, input_file_stack_restored): Remove.
7523 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
7524 * input.h (struct file_stack): Remove.
7525 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
7526 (input_file_stack, input_file_stack_tick, INPUT_FILE_STACK_BITS):
7528 * diagnostic.h (struct diagnostic_context) <last_module>: Change
7530 (diagnostic_last_module_changed): Add 'map' argument.
7531 (diagnostic_set_last_function): Likewise.
7532 * diagnostic.c (undiagnostic_report_current_module): Iterate using
7533 line map, not input_file_stack.
7534 * c-lex.c (fe_file_change): Don't use push_srcloc or pop_srcloc.
7536 2008-02-29 Paul Brook <paul@codesourcery.com>
7538 * config/arm/arm.md (arm_addsi3): Add r/k/n alternative.
7540 2008-02-29 Paul Brook <paul@codesourcery.com>
7542 * config/arm/ieee754-df.S (muldf3): Use RET macros.
7544 2008-02-29 Richard Guenther <rguenther@suse.de>
7546 * tree-ssa-pre.c (get_sccvn_value): Create missing VNs via
7548 * tree-ssa-sccnv.c (visit_reference_op_store): Use the rhs
7549 value for comparing for a store match.
7550 (simplify_unary_expression): Do nothing for SSA_NAMEs.
7551 (try_to_simplify): Do not do a full-blown reference lookup.
7553 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
7555 * config/sh/sh.c (sh_scalar_mode_supported_p): New function.
7556 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
7558 * config/sh/sh.h (OVERRIDE_OPTIONS): Don't warn for profiling.
7560 2008-02-29 Sebastian Pop <sebastian.pop@amd.com>
7562 * tree-loop-linear.c (try_interchange_loops): Compare memory access
7563 strides against cache sizes.
7565 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
7567 * config/sh/sh.c (sh_secondary_reload): Handle loading a float
7570 2008-02-28 Richard Sandiford <rsandifo@nildram.co.uk>
7572 * simplify-rtx.c (simplify_unary_operation_1): Extend the handling
7573 of SUBREG_PROMOTED_VAR_P to cope with cases where the extended value
7574 is smaller than the original promoted value.
7575 (simplify_subreg): If OP is a SUBREG, try to preserve its
7576 SUBREG_PROMOTED_VAR_P information.
7578 2008-02-28 Steven Bosscher <stevenb.gcc@gmail.com>
7580 * tree-ssa-sccvn (vn_ssa_aux_obstack): New obstack.
7581 (VN_INFO_GET): Allocate new objects on the obstack.
7582 (init_scc_vn): Initialize the obstack. Use XDELETE instead of free
7583 for rpo_numbers_temp, for consistency.
7584 (free_scc_vn): Free the obstack.
7586 2008-02-28 Sebastian Pop <sebastian.pop@amd.com>
7588 * doc/invoke.texi: Document -ftree-loop-distribution.
7589 * tree-loop-distribution.c: New.
7590 * tree-pass.h (pass_loop_distribution): New.
7591 * graphds.h (struct graph): Add htab_t indices.
7592 * timevar.def (TV_TREE_LOOP_DISTRIBUTION): New.
7593 * tree-vectorizer.c (rename_variables_in_loop): Extern.
7594 (slpeel_tree_duplicate_loop_to_edge_cfg): Init PENDING_STMT to NULL.
7595 * tree-vectorizer.h (tree_duplicate_loop_on_edge): Declared.
7596 * tree-data-ref.c (debug_data_dependence_relations): New.
7597 (dump_data_dependence_relation): Also print data references.
7598 (free_data_ref): Extern.
7599 (same_access_functions): Moved...
7600 (find_vertex_for_stmt): Renamed rdg_vertex_for_stmt.
7601 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
7602 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg_1, dot_rdg,
7603 struct rdg_vertex_info, rdg_vertex_for_stmt): New.
7604 (create_rdg_edge_for_ddr, create_rdg_vertices): Cleaned up.
7605 (stmts_from_loop): Skip LABEL_EXPR.
7606 (hash_stmt_vertex_info, eq_stmt_vertex_info, hash_stmt_vertex_del):
7608 (build_rdg): Initialize rdg->indices htab.
7609 (free_rdg, stores_from_loop, ref_base_address,
7610 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses,
7611 have_similar_memory_accesses_1, ref_base_address_1,
7612 remove_similar_memory_refs): New.
7613 * tree-data-ref.h: Depend on tree-chrec.h.
7614 (debug_data_dependence_relations, free_data_ref): Declared.
7615 (same_access_functions): ... here.
7616 (ddr_is_anti_dependent, ddrs_have_anti_deps, ddr_dependence_level):
7618 (struct rdg_vertex): Add has_mem_write and has_mem_reads.
7619 (RDGV_HAS_MEM_WRITE, RDGV_HAS_MEM_READS, RDG_STMT,
7620 RDG_MEM_WRITE_STMT, RDG_MEM_READS_STMT): New.
7621 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
7622 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg,
7623 rdg_vertex_for_stmt): Declared.
7624 (struct rdg_edge): Add level.
7626 (free_rdg, stores_from_loop, remove_similar_memory_refs,
7627 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses):
7629 (rdg_has_similar_memory_accesses): New.
7630 * tree-vect-analyze.c: Remove unused static decls.
7631 * lambda.h (dependence_level): New.
7632 * common.opt (ftree-loop-distribution): New.
7633 * tree-flow.h (mark_virtual_ops_in_bb,
7634 slpeel_tree_duplicate_loop_to_edge_cfg,
7635 rename_variables_in_loop): Declared.
7636 * Makefile.in (TREE_DATA_REF_H): Depend on tree-chrec.h.
7637 (OBJS-common): Add tree-loop-distribution.o.
7638 (tree-loop-distribution.o): New rule.
7639 * tree-cfg.c (mark_virtual_ops_in_bb): New.
7640 (mark_virtual_ops_in_region): Use mark_virtual_ops_in_bb.
7641 * passes.c (init_optimization_passes): Schedule pass_loop_distribution.
7643 2008-02-28 Joseph Myers <joseph@codesourcery.com>
7646 * tree.c (handle_dll_attribute): Disallow TYPE_DECLs for types
7647 other than structures and unions.
7649 2008-02-28 Richard Guenther <rguenther@suse.de>
7652 2008-02-26 Richard Guenther <rguenther@suse.de>
7654 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
7655 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
7656 (lookup_decl_from_uid): Declare.
7657 (remove_decl_from_map): Likewise.
7658 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
7659 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
7660 (decl_for_uid_map): New global hashtable mapping DECL_UID
7662 (init_ttree): Allocate it.
7663 (insert_decl_to_uid_decl_map): New helper function.
7664 (make_node_stat): Insert new decls into the map.
7665 (copy_node_stat): Likewise.
7666 (lookup_decl_from_uid): New function.
7667 (remove_decl_from_map): Likewise.
7668 (print_decl_for_uid_map_statistics): New helper.
7669 (dump_tree_statistics): Call it.
7671 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
7672 (referenced_var_iterator): Adjust.
7673 (FOR_EACH_REFERENCED_VAR): Adjust.
7674 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
7675 (num_referenced_vars): Adjust.
7676 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
7677 (first_referenced_var): Remove.
7678 (end_referenced_vars_p): Likewise.
7679 (next_referenced_var): Likewise.
7680 (referenced_var_iterator_set): New helper function.
7681 * tree-dfa.c (referenced_var_lookup): Adjust.
7682 (referenced_var_check_and_insert): Likewise.
7683 (remove_referenced_var): Likewise.
7684 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
7685 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
7686 (verify_call_clobbering): Likewise.
7687 (verify_memory_partitions): Likewise.
7688 (init_tree_ssa): Allocate bitmap instead of hashtable for
7690 (delete_tree_ssa): Adjust.
7691 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
7692 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
7693 (compute_tag_properties): Likewise.
7694 (set_initial_properties): Likewise.
7695 (find_partition_for): Likewise.
7696 (update_reference_counts): Likewise.
7697 (dump_may_aliases_for): Likewise.
7698 * tree-ssa-operands.c (add_virtual_operand): Likewise.
7699 (add_call_clobber_ops): Likewise.
7700 (add_call_read_ops): Likewise.
7701 (get_asm_expr_operands): Likewise.
7702 * tree-into-ssa.c (dump_decl_set): Likewise.
7703 (update_ssa): Likewise.
7704 * tree-sra.c (scan_function): Likewise.
7705 (decide_instantiations): Likewise.
7706 (scalarize_parms): Likewise.
7707 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
7708 (dsa_named_for): Likewise.
7709 * tree-ssa-structalias.c (update_alias_info): Likewise.
7710 (merge_smts_into): Likewise.
7712 2008-02-27 David Daney <ddaney@avtrex.com>
7715 * config/mips/iris.h (MIPS_DEBUGGING_INFO): Define.
7716 * config/mips/openbsd.h (MIPS_DEBUGGING_INFO): Same.
7717 * config/mips/sde.h (MIPS_DEBUGGING_INFO): Remove undef.
7718 * config/mips/vxworks.h (MIPS_DEBUGGING_INFO): Same.
7719 * config/mips/mips.h (MIPS_DEBUGGING_INFO): Remove define.
7721 2008-02-27 Uros Bizjak <ubizjak@gmail.com>
7724 * config/darwin-ppc-ldouble-patch.def (BUILT_IN_NANL): Add.
7725 (BUILT_IN_NEXTTOWARD): Remove.
7726 (BUILT_IN_NEXTTOWARDF): Ditto.
7727 * config/darwin.c (darwin_patch_builtin): Use ACONCAT instead of
7728 alloca/strcpy/strcat. Remove commented-out code. Fix whitespace.
7730 2008-02-27 Tom Tromey <tromey@redhat.com>
7732 * tree-dump.c (dequeue_and_dump) <FUNCTION_DECL>: Check
7733 DECL_SAVED_TREE, not DECL_LANG_SPECIFIC, when dumping body.
7735 2008-02-27 Jan Beulich <jbeulich@novell.com>
7737 * c-decl.c (merge_decls): Use DECL_USER_ALIGN() on olddecl to
7738 update the respective field on newdecl.
7740 2008-02-27 Revital Eres <eres@il.ibm.com>
7742 PR rtl-optimization/34999
7743 * bb-reorder.c (add_labels_and_missing_jumps): Do not handle
7744 crossing edges that ends with a call insn.
7745 (fix_up_fall_thru_edges): Handle crossing edges that ends with a
7746 call insn and clear the EDGE_CROSSING flag of the crossing edge
7747 when fixing fallthru edges.
7749 2008-02-27 Richard Guenther <rguenther@suse.de>
7752 * fold-const.c (fold_unary): Return the correct argument,
7753 converted to the result type.
7755 2008-02-27 Richard Guenther <rguenther@suse.de>
7758 * expr.c (expand_expr_real_1): Assert on rotates that operate
7760 * fold-const.c (fold_binary): Use the types precision, not the
7761 bitsize of the mode if folding rotate expressions. Build rotates
7762 only for full modes.
7764 2008-02-27 Jakub Jelinek <jakub@redhat.com>
7766 * c-ppoutput.c (scan_translation_unit): Handle CPP_PRAGMA
7768 * c-pragma.c (pragma_ns_name): New typedef.
7769 (registered_pp_pragmas): New variable.
7770 (c_pp_lookup_pragma): New function.
7771 (c_register_pragma_1): If flag_preprocess_only, do nothing
7772 for non-expanded pragmas, for expanded ones push pragma's
7773 namespace and name into registered_pp_pragmas vector.
7774 (c_invoke_pragma_handler): Register OpenMP pragmas even when
7775 flag_preprocess_only, don't register GCC pch_preprocess
7776 pragma if flag_preprocess_only.
7777 * c-opts.c (c_common_init): Call init_pragma even if
7778 flag_preprocess_only.
7779 * c-pragma.c (c_pp_lookup_pragma): New prototype.
7780 * config/darwin.h (DARWIN_REGISTER_TARGET_PRAGMAS): Don't call
7781 cpp_register_pragma if flag_preprocess_only.
7783 2008-02-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7786 * c-parser.c (c_parser_translation_unit): Warn for empty
7787 translation unit, not empty source file.
7789 2008-02-26 Paul Brook <paul@codesourcery.com>
7791 * config/arm/arm.c (thumb_set_frame_pointer): Ensure SP is first
7792 operand for Thumb-2.
7793 * config/arm/arm.h (reg_class): Add CORE_REGS.
7794 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Ditto.
7795 (BASE_REG_CLASS): Use CORE_REGS.
7796 (PREFERRED_RELOAD_CLASS): Add STACK_REG.
7797 (REGNO_MODE_OK_FOR_REG_BASE_P): Use REGNO_MODE_OK_FOR_BASE_P.
7798 (REGNO_OK_FOR_INDEX_P): Exclude SP.
7799 (ARM_REG_OK_FOR_INDEX_P): Always define. Use
7800 ARM_REGNO_OK_FOR_INDEX_P.
7801 (ARM_PRINT_OPERAND_ADDRESS): Swap operands for [reg, sp].
7802 * config/arm/arm.md (arm_addsi3, thumb1_addsi3, arm_subsi3_insn,
7803 arm_movsi_insn, thumb1_movsi_insni, stack_tie): Add "k" alternatives.
7804 (ldm/stm peepholes): Ditto.
7805 * config/arm/thumb2.md (thumb2_movdi): Add "k" alternatives.
7806 * config/arm/vfp.md (arm_movsi_vfp, thumb2_movsi_vfp): Ditto.
7807 * config/arm/iwmmxt.md (iwmmxt_movsi_insn): Ditto.
7808 * config/arm/constraints.md: Enable "k" constraint on ARM.
7810 2008-02-27 Ben Elliston <bje@au.ibm.com>
7812 * config/rs6000/rs6000.c: Annotate cache line size field in all
7813 instances of struct processor_costs.
7815 2008-02-26 David Edelsohn <edelsohn@gnu.org>
7817 * dbgcnt.def (cfg_cleanup, cprop1, cprop2, dce_fast, dce_ud, dse1,
7818 dse2, gcse, if_conversion, if_after_combine, if_after_reload,
7819 jump_bypass): New counters.
7820 * cfgcleanup.c (cleanup_cfg): Add dbg_cnt.
7821 * dce.c (gate_ud_dce): Same.
7822 (gate_fast_dce): Same.
7823 * dse.c (gate_dse1): New function.
7824 (gate_dse2): New function.
7825 (gate_dse): Merge results of new gate functions.
7826 * gcse.c (gcse_main): Bracket cprop1 and cprop2 with dbg_cnt.
7827 (gate_handle_jump_bypass): Add dbg_cnt.
7828 (gate_handle_gcse): Add dbg_cnt.
7829 * ifcvt.c (gate_handle_if_conversion): Same.
7830 (gate_handle_if_after_combine): Same.
7831 (gate_handle_if_after_reload): Same.
7832 * Makefile.in: Add DBGCNT_H to cfgcleanup.o and ifcvt.o.
7834 2008-02-26 Edmar Wienskoski <edmar@freescale.com>
7836 * config/rs6000/rs6000.c (processor_costs): Update e300 cache
7838 * doc/invoke.texi: Add e300c2 and e300c3 to list of cpus.
7840 2008-02-26 Jason Merrill <jason@redhat.com>
7843 * attribs.c (decl_attributes): Leave ATTR_FLAG_TYPE_IN_PLACE
7844 alone if it's the naming decl for the type's main variant.
7846 2008-02-26 Tom Tromey <tromey@redhat.com>
7848 * system.h (USE_MAPPED_LOCATION): Poison.
7849 * Makefile.in (GTFILES): Put CPP_ID_DATA_H first.
7850 * tree-cfg.c (make_cond_expr_edges): Remove old location code.
7851 (make_goto_expr_edges): Likewise.
7852 (remove_bb): Likewise.
7853 (execute_warn_function_return): Likewise.
7854 * basic-block.h (struct edge_def) <goto_locus>: Change type to
7856 * c-common.c (fname_decl): Remove old location code.
7857 * tree-vect-transform.c (vect_finish_stmt_generation): Remove old
7859 * rtl.h (ASM_OPERANDS_SOURCE_LOCATION): Remove old-location
7861 (ASM_INPUT_SOURCE_LOCATION): Likewise.
7862 (gen_rtx_ASM_INPUT): Likewise.
7863 (gen_rtx_ASM_INPUT_loc): Likewise.
7864 (get_rtx_asm_OPERANDS): Remove.
7865 * cfglayout.c (insn_locators_alloc): Remove old location code.
7866 (set_curr_insn_source_location): Likewise.
7867 (curr_insn_locator): Likewise.
7868 * print-tree.c (print_node): Remove old location code.
7869 * tree-mudflap.c (mf_varname_tree): Remove old location code.
7870 (mf_file_function_line_tree): Remove test of USE_MAPPED_LOCATION.
7871 * cfgexpand.c (expand_gimple_cond_expr): Don't use
7872 location_from_locus.
7873 (construct_exit_block): Remove old location code.
7874 * emit-rtl.c (force_next_line_note): Remove old location code.
7875 * profile.c (branch_prob): Remove old location code.
7876 * tree-vectorizer.h (LOC, UNKNOWN_LOC, EXPR_LOC, LOC_FILE,
7877 LOC_LINE): Remove old-location variants.
7878 * langhooks.c (lhd_print_error_function): Remove old location
7880 * configure, config.in: Rebuilt.
7881 * configure.ac (--enable-mapped-location): Remove.
7882 * c-decl.c (c_init_decl_processing): Remove old location code.
7883 (finish_function): Likewise.
7884 * recog.c (decode_asm_operands): Remove old location code.
7885 * c-pch.c (c_common_read_pch): Remove old location code.
7886 * rtl.def (ASM_INPUT, ASM_OPERANDS): Remove old location
7888 * gimple-low.c (lower_function_body): Remove old location code.
7889 * toplev.c (unknown_location): Remove.
7890 (push_srcloc): Remove old-location variant.
7891 (process_options): Remove old location code.
7892 (lang_dependent_init): Likewise.
7893 * input.h (UNKNOWN_LOCATION): Move definition.
7894 (location_t): Undeprecate.
7895 (source_locus): Remove.
7896 (location_from_locus): Remove.
7897 (struct location_s): Remove.
7898 Remove all old-location code.
7899 (input_line, input_filename): Remove.
7900 * final.c (final_scan_insn): Remove old location code.
7901 * diagnostic.c (diagnostic_build_prefix): Remove
7902 USE_MAPPED_LOCATION test.
7903 * tree.h (gimple_stmt) <locus>: Now a location_t.
7904 (tree_exp) <locus>: Likewise.
7905 (DECL_IS_BUILTIN): Remove old-location variant.
7906 (annotate_with_file_line, annotate_with_locus): Likewise.
7907 (expr_locus, set_expr_locus): Update.
7908 * tree.c (build1_stat): Remove old location code.
7909 (last_annotated_node): Remove.
7910 (annotate_with_file_line): Remove old-location variant.
7911 (annotate_with_locus): Likewise.
7912 (expr_location): Remove old location code.
7913 (set_expr_location): Likewise.
7914 (expr_has_location): Likewise.
7915 (expr_locus): Likewise.
7916 (set_expr_locus): Likewise.
7917 (expr_filename): Don't use location_from_locus.
7918 (expr_lineno): Likewise.
7919 * rtl-error.c (location_for_asm): Remove old location code.
7920 * c-lex.c (cb_line_change): Remove old location code.
7921 (fe_file_change): Likewise.
7922 (cb_def_pragma): Likewise.
7923 (c_lex_with_flags): Likewise.
7924 * gengtype.c (do_typedef): Don't special-case location types.
7925 (define_location_structures): Remove.
7926 (main): Don't call define_location_structures.
7927 * tree-pretty-print.c (dump_implicit_edges): Remove old location
7930 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7933 * builtins.def (BUILT_IN_STDARG_START): Remove.
7934 * builtins.c (expand_builtin): Remove BUILT_IN_STDARG_START.
7935 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
7936 * tree-inline.c (inline_forbidden_p_1): Likewise.
7938 2008-02-26 Richard Guenther <rguenther@suse.de>
7940 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
7941 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
7942 (lookup_decl_from_uid): Declare.
7943 (remove_decl_from_map): Likewise.
7944 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
7945 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
7946 (decl_for_uid_map): New global hashtable mapping DECL_UID
7948 (init_ttree): Allocate it.
7949 (insert_decl_to_uid_decl_map): New helper function.
7950 (make_node_stat): Insert new decls into the map.
7951 (copy_node_stat): Likewise.
7952 (lookup_decl_from_uid): New function.
7953 (remove_decl_from_map): Likewise.
7954 (print_decl_for_uid_map_statistics): New helper.
7955 (dump_tree_statistics): Call it.
7957 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
7958 (referenced_var_iterator): Adjust.
7959 (FOR_EACH_REFERENCED_VAR): Adjust.
7960 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
7961 (num_referenced_vars): Adjust.
7962 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
7963 (first_referenced_var): Remove.
7964 (end_referenced_vars_p): Likewise.
7965 (next_referenced_var): Likewise.
7966 (referenced_var_iterator_set): New helper function.
7967 * tree-dfa.c (referenced_var_lookup): Adjust.
7968 (referenced_var_check_and_insert): Likewise.
7969 (remove_referenced_var): Likewise.
7970 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
7971 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
7972 (verify_call_clobbering): Likewise.
7973 (verify_memory_partitions): Likewise.
7974 (init_tree_ssa): Allocate bitmap instead of hashtable for
7976 (delete_tree_ssa): Adjust.
7977 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
7978 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
7979 (compute_tag_properties): Likewise.
7980 (set_initial_properties): Likewise.
7981 (find_partition_for): Likewise.
7982 (update_reference_counts): Likewise.
7983 (dump_may_aliases_for): Likewise.
7984 * tree-ssa-operands.c (add_virtual_operand): Likewise.
7985 (add_call_clobber_ops): Likewise.
7986 (add_call_read_ops): Likewise.
7987 (get_asm_expr_operands): Likewise.
7988 * tree-into-ssa.c (dump_decl_set): Likewise.
7989 (update_ssa): Likewise.
7990 * tree-sra.c (scan_function): Likewise.
7991 (decide_instantiations): Likewise.
7992 (scalarize_parms): Likewise.
7993 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
7994 (dsa_named_for): Likewise.
7995 * tree-ssa-structalias.c (update_alias_info): Likewise.
7996 (merge_smts_into): Likewise.
7998 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8001 * doc/invoke.texi (-Wall): Add -Wvolatile-register-var.
8002 * c-opts.c (c_common_handle_option): Wall enables
8003 Wvolatile-register-var.
8004 * common.opt: Move Wvolatile-register-var to...
8007 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8009 * common.opt (Wlarger-than=): New.
8010 * doc/invoke.texi (Warning Options): Replace -Wlarger-than- with
8012 * opts.c (common_handle_option): Handle -Wlarger-than=.
8013 * optc-gen.awk: Likewise.
8014 * opth-gen.awk: Likewise.
8015 * stor-layout.c (layout_decl): Use -Wlarger-than= for warning.
8016 * tree-optimize.c (tree_rest_of_compilation): Likewise.
8018 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8020 * c-common.c (match_case_to_enum_1): Add appropriate
8021 OPT_W* parameter to warning.
8022 (c_do_switch_warnings): Likewise.
8023 * c-typeck.c (warning_init): Add one more parameter following
8025 (push_init_level): Update call to warning_init.
8026 (pop_init_level): Likewise.
8027 (add_pending_init): Likewise.
8028 (output_init_element: Likewise.
8030 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8033 * toplev.c (toplev_main): If there are warnings or error, print
8034 errors for ignored options.
8035 * opts.c (ignored_options): New static variable.
8036 (postpone_unknown_option_error): New.
8037 (print_ignored_options): New.
8038 (handle_option): Postpone errors for unknown -Wno-* options.
8039 * opts.h (print_ignored_options): Declare.
8041 2008-02-25 Richard Sandiford <rsandifo@nildram.co.uk>
8043 * config/mips/mips.md (loadgp_blockage, blockage): Change type
8046 2008-02-25 Richard Guenther <rguenther@suse.de>
8049 2008-02-25 Richard Guenther <rguenther@suse.de>
8051 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
8052 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
8053 (lookup_decl_from_uid): Declare.
8054 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
8055 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
8056 (decl_for_uid_map): New global hashtable mapping DECL_UID
8058 (init_ttree): Allocate it.
8059 (insert_decl_to_uid_decl_map): New helper function.
8060 (make_node_stat): Insert new decls into the map.
8061 (copy_node_stat): Likewise.
8062 (lookup_decl_from_uid): New function.
8063 (print_decl_for_uid_map_statistics): New helper.
8064 (dump_tree_statistics): Call it.
8066 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
8067 (referenced_var_iterator): Adjust.
8068 (FOR_EACH_REFERENCED_VAR): Adjust.
8069 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
8070 (num_referenced_vars): Adjust.
8071 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
8072 (first_referenced_var): Remove.
8073 (end_referenced_vars_p): Likewise.
8074 (next_referenced_var): Likewise.
8075 (referenced_var_iterator_set): New helper function.
8076 * tree-dfa.c (referenced_var_lookup): Adjust.
8077 (referenced_var_check_and_insert): Likewise.
8078 (remove_referenced_var): Likewise.
8079 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
8080 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
8081 (verify_call_clobbering): Likewise.
8082 (verify_memory_partitions): Likewise.
8083 (init_tree_ssa): Allocate bitmap instead of hashtable for
8085 (delete_tree_ssa): Adjust.
8086 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
8087 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
8088 (compute_tag_properties): Likewise.
8089 (set_initial_properties): Likewise.
8090 (find_partition_for): Likewise.
8091 (update_reference_counts): Likewise.
8092 (dump_may_aliases_for): Likewise.
8093 * tree-ssa-operands.c (add_virtual_operand): Likewise.
8094 (add_call_clobber_ops): Likewise.
8095 (add_call_read_ops): Likewise.
8096 (get_asm_expr_operands): Likewise.
8097 * tree-into-ssa.c (dump_decl_set): Likewise.
8098 (update_ssa): Likewise.
8099 * tree-sra.c (scan_function): Likewise.
8100 (decide_instantiations): Likewise.
8101 (scalarize_parms): Likewise.
8102 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
8103 (dsa_named_for): Likewise.
8104 * tree-ssa-structalias.c (update_alias_info): Likewise.
8105 (merge_smts_into): Likewise.
8107 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
8110 * doc/invoke.texi (-fcx-limited-range): Document new option.
8111 * toplev.c (process_options): Handle -fcx-fortran-rules.
8112 * common.opt: Add documentation for -fcx-fortran-rules.
8114 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
8117 * doc/invoke.texi (-fcx-limited-range): Correct to be in line with
8118 actual behaviour and C99.
8120 2008-02-26 Ben Elliston <bje@au.ibm.com>
8122 * config/rs6000/rs6000.h (ASM_CPU_POWER5_SPEC): Define.
8123 (ASM_CPU_POWER6_SPEC): Likewise.
8124 (ASM_CPU_SPEC): Pass %(asm_cpu_power5) for -mcpu=power5.
8125 Likewise, pass %(asm_cpu_power6) for -mcpu=power6.
8126 (EXTRA_SPECS): Add asm_cpu_power5, asm_cpu_power6 spec strings.
8128 2008-02-25 Richard Guenther <rguenther@suse.de>
8130 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
8131 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
8132 (lookup_decl_from_uid): Declare.
8133 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
8134 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
8135 (decl_for_uid_map): New global hashtable mapping DECL_UID
8137 (init_ttree): Allocate it.
8138 (insert_decl_to_uid_decl_map): New helper function.
8139 (make_node_stat): Insert new decls into the map.
8140 (copy_node_stat): Likewise.
8141 (lookup_decl_from_uid): New function.
8142 (print_decl_for_uid_map_statistics): New helper.
8143 (dump_tree_statistics): Call it.
8145 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
8146 (referenced_var_iterator): Adjust.
8147 (FOR_EACH_REFERENCED_VAR): Adjust.
8148 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
8149 (num_referenced_vars): Adjust.
8150 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
8151 (first_referenced_var): Remove.
8152 (end_referenced_vars_p): Likewise.
8153 (next_referenced_var): Likewise.
8154 (referenced_var_iterator_set): New helper function.
8155 * tree-dfa.c (referenced_var_lookup): Adjust.
8156 (referenced_var_check_and_insert): Likewise.
8157 (remove_referenced_var): Likewise.
8158 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
8159 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
8160 (verify_call_clobbering): Likewise.
8161 (verify_memory_partitions): Likewise.
8162 (init_tree_ssa): Allocate bitmap instead of hashtable for
8164 (delete_tree_ssa): Adjust.
8165 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
8166 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
8167 (compute_tag_properties): Likewise.
8168 (set_initial_properties): Likewise.
8169 (find_partition_for): Likewise.
8170 (update_reference_counts): Likewise.
8171 (dump_may_aliases_for): Likewise.
8172 * tree-ssa-operands.c (add_virtual_operand): Likewise.
8173 (add_call_clobber_ops): Likewise.
8174 (add_call_read_ops): Likewise.
8175 (get_asm_expr_operands): Likewise.
8176 * tree-into-ssa.c (dump_decl_set): Likewise.
8177 (update_ssa): Likewise.
8178 * tree-sra.c (scan_function): Likewise.
8179 (decide_instantiations): Likewise.
8180 (scalarize_parms): Likewise.
8181 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
8182 (dsa_named_for): Likewise.
8183 * tree-ssa-structalias.c (update_alias_info): Likewise.
8184 (merge_smts_into): Likewise.
8186 2008-02-25 Andreas Krebbel <krebbel1@de.ibm.com>
8189 * cse.c (cse_insn): Avoid creation of overlapping MEMs.
8190 * alias.c (nonoverlapping_memrefs_p): Export for use in other modules.
8191 * alias.h (nonoverlapping_memrefs_p): Likewise.
8193 2008-02-25 Jan Beulich <jbeulich@novell.com>
8195 * Makefile.in: Also prefix uses of crt0.o and mcrt0.o with $(T).
8196 * config/i386/netware-libgcc.exp: Add __bswap?i2,
8197 __emultls_get_address, __emultls_register_common,
8198 __floatundi?f, and _Unwind_GetIPInfo.
8199 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration):
8200 Sync with config/i386/winnt.c:gen_stdcall_or_fastcall_suffix().
8201 (gen_regparm_prefix): Likewise.
8202 (i386_nlm_encode_section_info): Sync with
8203 config/i386/winnt.c:i386_pe_encode_section_info().
8204 (i386_nlm_maybe_mangle_decl_assembler_name): New.
8205 i386_nlm_mangle_decl_assembler_name): New.
8206 (netware_override_options): New.
8207 * config/i386/netware.h (netware_override_options): Declare.
8208 (OVERRIDE_OPTIONS): Re-define to netware_override_options.
8209 (i386_nlm_mangle_decl_assembler_name): Declare.
8210 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Define.
8212 2008-02-25 Ben Elliston <bje@au.ibm.com>
8215 * c-decl.c (grokdeclarator): Remove unused local variables
8216 `typedef_type' and `type_as_written'.
8218 (find_rarely_executed_basic_blocks_and_crossing_edges): Remove
8219 unused local variable `has_hot_blocks'.
8220 (fix_crossing_conditional_branches): Remove unused local variable
8223 2008-02-25 Uros Bizjak <ubizjak@gmail.com>
8226 * builtins.def (BUILT_IN_NAN): Define as c99 builtin
8227 using DEF_C99_BUILTIN.
8228 (BUILT_IN_NANF): Ditto.
8229 (BUILT_IN_NANL): Ditto.
8231 2008-02-25 Ayal Zaks <zaks@il.ibm.com>
8232 Revital Eres <eres@il.ibm.com>
8234 * modulo-sched.c (calculate_must_precede_follow): Address TODO
8235 regarding the order of two dependent insns in the same row.
8237 2008-02-25 Eric Botcazou <ebotcazou@adacore.com>
8239 * stor-layout.c (layout_decl): Do not bump the alignment of a
8240 bit-field to more than byte alignment if it is packed.
8242 2008-02-24 David Edelsohn <edelsohn@gnu.org>
8244 * config/rs6000/rs6000.c (processor_costs): Add cache costs for
8247 2008-02-24 Diego Novillo <dnovillo@google.com>
8249 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg01094.html
8252 * tree-vrp.c (vrp_evaluate_conditional): With
8253 -Wtype-limits, emit a warning when comparing against a
8254 constant outside the natural range of OP0's type.
8255 * c.opt (Wtype-limits): Move ...
8256 * common.opt (Wtype-limits): ... here.
8258 2008-02-24 Edmar Wienskoski <edmar@freescale.com>
8260 * config.gcc (powerpc*-*-*): Add new cores e300c2 and e300c3.
8261 * config/rs6000/e300c2c3.md: New file.
8262 * config/rs6000/rs6000.c (processor_costs): Add new costs for
8264 (rs6000_override_options): Add e300c2 and e300c3 cases to
8265 processor_target_table. Do not allow usage of Altivec or Spe
8266 with e300 cores. Initialize rs6000_cost for e300c2 and e300c3.
8267 (rs6000_issue_rate): Set issue rate for e300c2 and e300c3.
8268 * config/rs6000/rs6000.h (processor_type): Add
8269 PROCESSOR_PPCE300C2 and PROCESSOR_PPCE300C3.
8270 (ASM_CPU_SPEC): Add e300c2 and e300c3.
8271 * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce300c2
8272 and ppce300c3. Include e300c2c3.md.
8274 2008-02-23 David Edelsohn <edelsohn@gnu.org>
8276 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Use STRICT_ALIGNMENT
8277 instead of TARGET_STRICT_ALIGN.
8279 2008-02-23 Joseph Myers <joseph@codesourcery.com>
8281 * explow.c (memory_address): Assert that the generated address is
8284 2008-02-23 Francois-Xavier Coudert <coudert@clipper.ens.fr>
8287 * config/darwin-protos.h: Add darwin_patch_builtins prototype.
8288 * config/darwin-ppc-ldouble-patch.def: New file.
8289 * config/rs6000/darwin.h (SUBTARGET_INIT_BUILTINS): New macro.
8290 * config/rs6000/rs6000.c (rs6000_init_builtins): Call
8291 SUBTARGET_INIT_BUILTINS if defined.
8292 * config/darwin.c (darwin_patch_builtin, darwin_patch_builtins):
8295 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
8298 * simplify-rtx.c (simplify_binary_operation_1): Add simplification
8299 of (and X (ior (not X) Y) and (and (ior (not X) Y) X).
8301 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
8304 * c-pch.c (c_common_valid_pch): Make the "too short to be a PCH
8305 file" warning condtional on -Winvalid-PCH.
8307 2008-02-23 Daniel Jacobowitz <dan@codesourcery.com>
8309 * expmed.c (extract_bit_field): Always use adjust_address for MEM.
8311 2008-02-23 Uros Bizjak <ubizjak@gmail.com>
8315 * config/i386/mmx.md (*mov<mode>_internal_rex64): Use "!y" to
8316 prevent reload from using MMX registers.
8317 (*mov<mode>_internal): Ditto.
8318 (*movv2sf_internal_rex64): Ditto.
8319 (*movv2sf_internal): Ditto.
8321 2008-02-23 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8323 PR documentation/31569
8324 * doc/install.texi2html: Use makeinfo --no-number-sections.
8326 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
8328 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check to
8329 ensure that we can address an entire entity > 8 bytes. Don't
8330 generate reg+reg addressing for such data.
8332 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
8334 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Don't overalign
8335 strings when optimizing for size, unless the target cares about
8338 2008-02-22 Tom Tromey <tromey@redhat.com>
8340 * regclass.c (current_pass): Remove declaration.
8342 2008-02-22 Anatoly Sokolov <aesok@post.ru>
8344 * config/avr/libgcc.S (__RAMPZ__): Define.
8345 (__do_copy_data): Add for devices with 128KB code memory.
8347 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
8349 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
8351 * config/rs6000/eabispe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Likewise.
8353 2008-02-22 Hans-Peter Nilsson <hp@axis.com>
8355 * config/cris/cris.h (REG_CLASS_FROM_LETTER): Recognize 'b' for
8358 2008-02-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8361 * c-typeck.c (build_binary_op): Warn about floating point
8362 comparisons if FLOAT_TYPE_P, not only for REAL_TYPE.
8364 2008-02-21 Janis Johnson <janis187@us.ibm.com>
8367 * config/rs6000/rs6000.c (rs6000_altivec_abi): Clarify comment.
8368 (rs6000_explicit_options): Split abi into spe_abi and altivec_abi,
8370 (rs6000_override_options): Set altivec_abi as default, not override,
8371 for 64-bit GNU/Linux; for 32-bit GNU/Linux default to altivec_abi for
8372 TARGET_ALTIVEC; default to TARGET_ALTIVEC_VRSAVE when AltiVec ABI
8373 is used; use new member spe_abi.
8374 (rs6000_handle_option): Set rs6000_explicit_options.vrsave; use
8375 spe_abi and altivec_abi.
8377 2008-02-22 Tomas Bily <tbily@suse.cz>
8379 * tree-vectorizer.c (vect_is_simple_reduction): Fix comment typo.
8381 2008-02-21 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8384 * config.build (build_file_translate): Set to `CMD //c' only if
8386 * Makefile.in (build_file_translate): Improve comment.
8388 2008-02-21 Jan Hubicka <jh@suse.cz>
8390 * predict.def (PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL,
8391 PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL, PRED_CALL,
8392 PRED_TREE_EARLY_RETURN, PRED_NULL_RETURN): Update.
8394 2008-02-21 Michael Matz <matz@suse.de>
8397 * config/i386/i386.c (ix86_expand_branch): Add missing breaks.
8399 2008-02-21 Uros Bizjak <ubizjak@gmail.com>
8401 * config/i386/i386.md (mov<mode>cc): Macroize expander from movsfcc,
8402 movdfcc and movxfcc using X87MODEF mode iterator and SSE_FLOAT_MODE_P
8404 * config/i386/sse.md (<sse>_movup<ssemodesuffixf2c>): Macroize insn
8405 from sse_movups adn sse2_movupd using SSEMODEF2P mode iterator and
8406 SSE_VEC_FLOAT_MODE_P as insn constraint.
8407 (<sse>_movmskp<ssemodesuffixf2c>): Ditto from similar patterns.
8408 (sse4a_movnt<mode>): Macroize insn from sse4a_movntsf and
8409 sse4a_movntdf using MODEF mode iterator.
8410 (sse4a_vmmovnt<mode>): Macroize insn form sse4a_vmmovntv2df and
8411 sse4a_vmmovntv4sf using SSEMODEF2P mode iterator.
8412 (sse4_1_blendp<ssemodesuffixf2c>): Ditto from similar patterns.
8413 (sse4_1_blendvp<ssemodesuffixf2c>): Ditto.
8414 (sse4_1_dpp<ssemodesuffixf2c>): Ditto.
8415 (sse4_1_roundp<ssemodesuffixf2c>): Ditto.
8416 (sse4_1_rounds<ssemodesuffixf2c>): Ditto.
8418 2008-02-21 Richard Guenther <rguenther@suse.de>
8420 * tree.def (PAREN_EXPR): New tree code.
8421 * fold-const.c (fold_unary): Remove PAREN_EXPR around constants
8423 * tree-pretty-print.c (dump_generic_node): Handle PAREN_EXPR.
8424 * expr.c (expand_expr_real_1): Likewise.
8425 * tree-inline.c (estimate_num_insns_1): Likewise.
8426 * tree-complex.c (expand_complex_move): Likewise.
8427 * tree-vectorizer.c (vect_is_simple_use): Treat PAREN_EXPR (x)
8430 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
8433 * config/sh/sh.c (find_barrier): Don't go past 'from' argument.
8435 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
8438 * config/sh/sh.md (jump_compact): Disable for crossing jumps.
8440 * config/sh/sh.c (find_barrier): Don't go past
8441 NOTE_INSN_SWITCH_TEXT_SECTIONS note.
8443 2008-02-20 DJ Delorie <dj@redhat.com>
8445 * config/h8300/h8300.md (insv): Force source operand to be a register.
8447 * config/h8300/h8300.c (h8300_expand_epilogue): Emit return insn
8448 as a jump, not as a plain insn.
8450 2008-02-20 Seongbae Park <seongbae.park@gmail.com>
8452 * doc/invoke.texi (Warning Options): Add new option
8453 -Wframe-larger-than=.
8454 (-Wframe-larger-than): Document.
8456 * flags.h (warn_frame_larger_than, frame_larger_than_size):
8457 Add declarations for new option variables.
8459 * final.c (final_start_function): Check the frame size
8460 before emission and issue a Wframe-larger-than warning.
8462 * opts.c (warn_frame_larger_than, frame_larger_than_size):
8463 Add definitions for new option variables.
8464 (common_handle_option): Handle new option OPT_Wframe_larger_than_.
8466 * common.opt (Wframe-larger-than=): New option.
8468 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
8470 * config/i386/sse.md (<sse>_vmmul<mode>3): Fix typo in asm template.
8471 (<sse>_div<mode>3): Ditto.
8472 (<sse>_vmdiv<mode>3): Ditto.
8473 (<sse>_vmsqrt<mode>2): Ditto.
8474 (*smax<mode>3): Ditto.
8475 (sse5_frcz<mode>2): Ditto.
8476 (sse5_vmfrcz<mode>2): Ditto. Use TARGET_SSE5 instead of TARGET_ROUND
8479 2008-02-20 Richard Guenther <rguenther@suse.de>
8482 * builtins.c (validate_arg): If we want an INTEGER_TYPE,
8483 be happy with INTEGRAL_TYPE_P.
8485 2008-02-20 Richard Guenther <rguenther@suse.de>
8487 * fold-const.c (split_tree): Associate floatig-point expressions
8488 if flag_associative_math is set.
8490 2008-02-20 Richard Guenther <rguenther@suse.de>
8492 * tree.h (fold_real_zero_addition_p): Declare.
8493 * fold-const.c (fold_real_zero_addition_p): Export.
8494 * tree-ssa-reassoc.c (eliminate_using_constants): Also handle
8495 floating-point operations with zero and one.
8497 2008-02-20 Paolo Bonzini <bonzini@gnu.org>
8499 * doc/install.texi: Correct references to CFLAGS, replacing them
8500 with BOOT_CFLAGS. Document flags used during bootstrap for
8503 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
8505 * config/i386/i386.h (SSE_VEC_FLOAT_MODE_P): New define.
8506 * config/i386/i386.md (*sse_setcc<mode>): Macroize from *sse_setccsf
8507 and *sse_setccdf using MODEF mode iterator and SSE_FLOAT_MODE_P as
8509 (smin<mode>3): Ditto from similar patterns.
8510 (smax<mode>3): Ditto.
8511 (*ieee_smin<mode>3): Ditto.
8512 (*ieee_smax<mode>3): Ditto.
8513 * config/i386/sse.md (sse): New mode attribute.
8514 (mov<mode>): Macroize expander from movv4sf and movv2df using
8515 SSEMODEF2P mode iterator.
8516 (<sse>_movnt<mode>): Ditto from similar patterns. Use
8517 SSE_VEC_FLOAT_MODE_P as insn constraint.
8518 (storent<mode>): Ditto.
8519 (storent<mode>): Macroize expander from storentsf and storentdf using
8520 MODEF mode iterator.
8521 (neg<mode>2): Macroize from negv4sf2 and negv2df2 using SSEMODEF2P
8522 mode iterator and SSE_VEC_FLOAT_MODE_P as insn constraint.
8523 (abs<mode>2): Ditto from similar patterns.
8524 (add<mode>3, *add<mode>3, <sse>_vmadd<mode>3): Ditto.
8525 (sub<mode>3, *sub<mode>3, <sse>_vmsub<mode>3): Ditto.
8526 (<sse>_div<mode>3, <sse>_vmdiv<mode>3): Ditto.
8527 (<sse>_vmsqrt<mode>2): Ditto.
8528 (smin<mode>3, *smin<mode>3_finite, *smin<mode>3)
8529 (<sse>_vmsmin<mode>3, *ieee_smin<mode>3): Ditto.
8530 (smax<mode>3, *smax<mode>3_finite, *smax<mode>3)
8531 (<sse>_vmsmax<mode>3, *ieee_smax<mode>3): Ditto.
8532 (<sse>_maskcmp<mode>3): Macroize from sse_maskcmpv4sf3,
8533 sse_maskcmpsf3, sse2_maskcmpv2df3 and sse2_maskcmpdf3 using SSEMODEF4
8534 mode iterator. Use SSE_FLOAT_MODE_P with SSE_VEC_FLOAT_MODE_P as
8536 (<sse>_comi): Macroize from sse_comi and sse2_comi using MODEF mode
8537 iterator and SSE_FLOAT_MODE_P as insn constraint.
8538 (<sse>_ucomi): Ditto from similar patterns.
8539 (<sse>_vmmaskcmp<mode>3): Macroize from sse_vmmaskcmpv4sf3 and
8540 sse2_vmmaskcmpv2df3 using SSEMODEF2P mode iterator and
8541 SSE_VEC_FLOAT_MODE_P as insn constraint.
8542 (vcond<mode>): Ditto from similar patterns.
8543 (and<mode>3, *and<mode>3): Ditto.
8544 (<sse>_nand<mode>3): Ditto.
8545 (ior<mode>3, *ior<mode>3): Ditto.
8546 (xor<mode>3, *xor<mode>3): Ditto.
8547 (*and<mode>3): Macroize from *andsf3 and *anddf3 using MODEF mode
8548 iterator and SSE_FLOAT_MODE_P as insn constraint.
8549 (*nand<mode>3): Ditto from similar patterns.
8550 (*ior<mode>3): Ditto.
8551 (*xor<mode>3): Ditto.
8553 2008-02-20 Ira Rosen <irar@il.ibm.com>
8555 * config/spu/spu.md (vec_unpacku_hi_v8hi, vec_unpacku_lo_v8hi,
8556 vec_unpacks_hi_v8hi, vec_unpacks_lo_v8hi, vec_unpacku_hi_v16qi,
8557 vec_unpacku_lo_v16qi, vec_unpacks_lo_v16qi): Implement.
8559 2008-02-19 Jan Hubicka <jh@suse.cz>
8561 * predict.c (tree_bb_level_predictions): Remove variable next
8562 mistakely introduced by previous commit.
8564 2008-02-19 Jan Hubicka <jh@suse.cz>
8566 * predict.c (predict_paths_leading_to): Rewrite.
8567 (predict_paths_for_bb): New.
8568 (tree_bb_level_predictions): Update call of predict_paths_leading_to.
8570 2008-02-19 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8573 * Makefile.in (build_file_translate): New.
8574 (gcc-vers.texi): Use it for translating $(abs_srcdir).
8575 * config.build (build_file_translate): Set to `CMD //c' on MinGW.
8576 * configure.ac (build_file_translate): Substitute it.
8577 * configure: Regenerate.
8579 2008-02-19 Jan Hubicka <jh@suse.cz>
8581 PR rtl-optimization/34408
8582 * see.c (see_def_extension_not_merged): Copy subreg so we don't have
8585 2008-02-19 Jan Hubicka <jh@suse.cz>
8588 * tree-inline.c (estimate_num_insns_1): Fix counting of cost of
8591 2008-02-19 H.J. Lu <hongjiu.lu@intel.com>
8594 * config/i386/i386-modes.def: Revert the last DI alignment
8595 change until Ada people can look into it.
8597 2008-02-19 Nick Clifton <nickc@redhat.com>
8599 * opts.c (print_specific_help): Fix typo in --help text.
8601 2008-02-19 Jakub Jelinek <jakub@redhat.com>
8604 * config/i386/cpuid.h (__cpuid, __get_cpuid_max): Use special
8605 32-bit inline asm without asm alternatives for host GCC < 3.0.
8607 2008-02-19 Richard Guenther <rguenther@suse.de>
8609 PR tree-optimization/34989
8610 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Re-structure.
8611 Allow propagation to INDIRECT_REF if we can simplify only.
8613 2008-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8615 * c-common.c (warn_for_collisions_1): Use appropriate option when
8618 2008-02-19 Nick Clifton <nickc@redhat.com>
8621 * opts.c (undocumented_msg): Leave blank unless checking is enabled.
8622 (handle_options): Fix indentation.
8623 (print_filtered_help): If no language-specific options were
8624 displayed tell the user how to list all the options supported by
8625 the language's front-end.
8626 (print_specific_help): Fix indentation and remove duplicate line.
8627 (common_handle_option): Handle the -v option.
8628 For --help enable the display of undocumented options if the -v
8629 switch has been included on the command line.
8630 For --help= check for overlaps in the arguments between the option
8631 classes and the language names and issue a warning when they
8632 cannot be disambiguated.
8633 * c.opt (v): Pass on to the common option handler.
8635 2008-02-19 Revital Eres <eres@il.ibm.com>
8637 * modulo-sched.c (sms_schedule): Change dump message when
8638 create_ddg function fails.
8639 (try_scheduling_node_in_cycle): Rename row to cycle.
8640 (print_partial_schedule): Rename CYCLE to ROW.
8642 2008-02-19 Christian Bruel <christian.bruel@st.com>
8643 Zdenek Dvorak <ook@ucw.cz>
8645 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): Check step alignment.
8647 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
8650 * config/i386/i386.md (*x86_movsicc_0_m1_se): New insn pattern.
8651 (*x86_movdicc_0_m1_se): Ditto.
8653 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
8655 * config/i386/sfp-machine.h (__gcc_CMPtype): New typedef.
8656 (CMPtype): Define as __gcc_CMPtype.
8657 * config/rs6000/sfp-machine.h (__gcc_CMPtype): New typedef.
8658 (CMPtype): Define as __gcc_CMPtype.
8660 2008-02-19 Hans-Peter Nilsson <hp@axis.com>
8662 Support valgrind 3.3 for --enable-checking=valgrind.
8663 * system.h: Consolidate ENABLE_VALGRIND_CHECKING-dependent defines
8665 [!VALGRIND_MAKE_MEM_NOACCESS]: Define as VALGRIND_MAKE_NOACCESS.
8666 [!VALGRIND_MAKE_MEM_DEFINED]: Define as VALGRIND_MAKE_READABLE.
8667 [!VALGRIND_MAKE_MEM_UNDEFINED]: Define as VALGRIND_MAKE_WRITABLE.
8668 * ggc-common.c: Remove ENABLE_VALGRIND_CHECKING-dependent defines.
8669 Replace use of VALGRIND_MAKE_READABLE, VALGRIND_MAKE_WRITABLE, and
8670 VALGRIND_MAKE_NOACCESS with VALGRIND_MAKE_MEM_DEFINED,
8671 VALGRIND_MAKE_MEM_UNDEFINED, and VALGRIND_MAKE_MEM_NOACCESS
8673 * ggc-zone.c: Similar.
8674 * ggc-page.c: Similar.
8676 2008-02-19 Paul Brook <paul@codesourcery.com>
8679 * config/arm/ieee754-df.S: Fix do_it typo.
8680 * config/arm/ieee754-sf.S: Fix do_it typo.
8682 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
8685 * config/i386/i386.c (OPTION_MASK_ISA_MMX_SET): New.
8686 (OPTION_MASK_ISA_3DNOW_SET): Likewise.
8687 (OPTION_MASK_ISA_SSE_SET): Likewise.
8688 (OPTION_MASK_ISA_SSE2_SET): Likewise.
8689 (OPTION_MASK_ISA_SSE3_SET): Likewise.
8690 (OPTION_MASK_ISA_SSSE3_SET): Likewise.
8691 (OPTION_MASK_ISA_SSE4_1_SET): Likewise.
8692 (OPTION_MASK_ISA_SSE4_2_SET): Likewise.
8693 (OPTION_MASK_ISA_SSE4_SET): Likewise.
8694 (OPTION_MASK_ISA_SSE4A_SET): Likewise.
8695 (OPTION_MASK_ISA_SSE5_SET): Likewise.
8696 (OPTION_MASK_ISA_3DNOW_A_UNSET): Likewise.
8697 (OPTION_MASK_ISA_MMX_UNSET): Updated.
8698 (OPTION_MASK_ISA_3DNOW_UNSET): Updated.
8699 (OPTION_MASK_ISA_SSE_UNSET): Likewise.
8700 (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
8701 (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
8702 (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
8703 (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
8704 (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
8705 (OPTION_MASK_ISA_SSE5_UNSET): Likewise.
8706 (OPTION_MASK_ISA_SSE4): Removed.
8707 (ix86_handle_option): Turn on bits in ix86_isa_flags and
8708 ix86_isa_flags_explicit with OPTION_MASK_ISA_XXX_SET for -mXXX.
8709 (override_options): Don't turn on implied SSE/MMX bits in
8712 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
8714 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
8717 2008-02-18 Joey Ye <joey.ye@intel.com>
8720 * tree-nested.c (insert_field_into_struct): Set type alignment
8721 to field alignment if the former is less than the latter.
8723 2008-02-18 Jakub Jelinek <jakub@redhat.com>
8725 * BASE-VER: Set to 4.4.0.
8727 2008-02-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8729 * doc/c-tree.texi: Use @dots{} and @enddots{} where appropriate.
8730 * doc/cfg.texi: Likewise.
8731 * doc/extend.texi: Likewise.
8732 * doc/gty.texi: Likewise.
8733 * doc/invoke.texi: Likewise.
8734 * doc/loop.texi: Likewise.
8735 * doc/md.texi: Likewise.
8736 * doc/passes.texi: Likewise.
8737 * doc/rtl.texi: Likewise.
8738 * doc/sourcebuild.texi: Likewise.
8739 * doc/tm.texi: Likewise.
8740 * doc/tree-ssa.texi: Likewise.
8742 2008-02-17 Richard Guenther <rguenther@suse.de>
8745 * tree-complex.c (init_parameter_lattice_values): Handle parameters
8746 without default definition.
8748 2008-02-17 Richard Guenther <rguenther@suse.de>
8750 PR tree-optimization/35231
8751 * tree-vrp.c (register_edge_assert_for): Do not assume A == 0
8754 2008-02-17 Uros Bizjak <ubizjak@gmail.com>
8757 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
8758 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
8759 libgcc_cmp_return mode.
8761 2008-02-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8764 * doc/invoke.texi (-std): Clarify description of -std= and -ansi.
8766 2008-02-16 Ralf Corsepius <ralf.corsepius@rtems.org>
8768 * config/m68k/t-rtems (M68K_MLIB_CPU): Add 5208, 5307, 5407, 5475
8771 2008-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8773 * doc/c-tree.texi: Use `@.' where appropriate.
8774 * doc/extend.texi: Likewise.
8775 * doc/install.texi: Likewise.
8776 * doc/invoke.texi: Likewise.
8777 * doc/loop.texi: Likewise.
8778 * doc/makefile.texi: Likewise.
8779 * doc/md.texi: Likewise.
8780 * doc/passes.texi: Likewise.
8781 * doc/standards.texi: Likewise.
8782 * doc/tm.texi: Likewise.
8784 2008-02-15 Jakub Jelinek <jakub@redhat.com>
8787 * omp-low.c (expand_omp_for_generic): Don't initialize fd->v
8789 (expand_omp_for_static_nochunk): Initialize fd->v in seq_start_bb
8790 rather than in entry_bb.
8792 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
8794 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
8795 libgcc_cmp_return mode.
8797 2008-02-15 Jakub Jelinek <jakub@redhat.com>
8800 * tree-nested.c (convert_call_expr): Put FRAME.* vars into
8801 OMP_CLAUSE_SHARED rather than OMP_CLAUSE_FIRSTPRIVATE clause.
8803 2008-02-15 Richard Guenther <rguenther@suse.de>
8804 Zdenek Dvorak <ook@ucw.cz>
8806 PR tree-optimization/35164
8807 * tree-flow.h (stmt_references_abnormal_ssa_name): Declare.
8808 * tree-dfa.c (stmt_references_abnormal_ssa_name): New function.
8809 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
8810 Only propagate addresses which do not have abnormal SSA_NAMEs
8813 2008-02-15 Joseph Myers <joseph@codesourcery.com>
8816 * config/m68k/m68k.h (DWARF_CIE_DATA_ALIGNMENT): Define.
8818 2008-02-15 Jan Hubicka <jh@suse.cz>
8821 * ipa.c (cgraph_remove_unreachable_nodes): Clear local.inlinable flag.
8823 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
8826 * function.c (pad_to_arg_alignment): Remove test for STACK_BOUNDARY
8827 when calculating alignment_pad.
8829 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
8831 * config/i386/i386.h (CLEAR_RATIO): Use MIN macro.
8832 (WIDEST_HARDWARE_FP_SIZE): Use LONG_DOUBLE_TYPE_SIZE define.
8833 * config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Use MAX macro
8834 and STACK_BOUNDARY define.
8836 2008-02-14 Danny Smith <dannysmith@users.sourceforge.net>
8838 PR preprocessor/35061
8839 * c-pragma.c (handle_pragma_pop_macro): Check that
8840 pushed_macro_table has been allocated.
8842 2008-02-14 Eric Botcazou <ebotcazou@adacore.com>
8845 * gimplify.c (force_gimple_operand_bsi): Revert 2008-02-12 change.
8846 (force_gimple_operand): Likewise.
8847 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Add new cases
8848 for TARGET_MEM_REF and CONVERT_EXPR/NON_LVALUE_EXPR/NOP_EXPR.
8849 Also recurse on the operand for regular VIEW_CONVERT_EXPRs.
8850 (find_interesting_uses_address): Check addressability and alignment
8851 of the base expression only after substituting bases of IVs into it.
8853 2008-02-14 Michael Matz <matz@suse.de>
8856 * function.c (instantiate_virtual_regs_in_insn): Reload address
8857 before falling back to reloading the whole operand.
8859 2008-02-14 Andreas Krebbel <krebbel1@de.ibm.com>
8861 * config/s390/s390.c (s390_mainpool_start): Emit the pool
8862 before the first section switch note.
8864 2008-02-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8866 * doc/bugreport.texi: Update copyright years.
8867 * doc/c-tree.texi: Likewise.
8868 * doc/cfg.texi: Likewise.
8869 * doc/cpp.texi: Likewise.
8870 * doc/cppinternals.texi: Likewise.
8871 * doc/fragments.texi: Likewise.
8872 * doc/frontends.texi: Likewise.
8873 * doc/gcc.texi: Likewise.
8874 * doc/gty.texi: Likewise.
8875 * doc/hostconfig.texi: Likewise.
8876 * doc/implement-c.texi: Likewise.
8877 * doc/libgcc.texi: Likewise.
8878 * doc/loop.texi: Likewise.
8879 * doc/makefile.texi: Likewise.
8880 * doc/options.texi: Likewise.
8881 * doc/passes.texi: Likewise.
8882 * doc/rtl.texi: Likewise.
8883 * doc/sourcebuild.texi: Likewise.
8884 * doc/standards.texi: Likewise.
8885 * doc/tree-ssa.texi: Likewise.
8886 * doc/trouble.texi: Likewise.
8888 * doc/extend.texi: Use @: or add comma where appropriate.
8889 * doc/invoke.texi: Likewise.
8890 * doc/tm.texi: Likewise.
8892 2008-02-14 Alan Modra <amodra@bigpond.net.au>
8895 * config/rs6000/rs6000.md (restore_stack_block): Force operands[1]
8898 2008-02-14 Jesper Nilsson <jesper.nilsson@axis.com>
8900 * doc/md.texi (clz, ctz): Add reference.
8901 * doc/rtl.texi (clz, ctz): Likewise.
8903 2008-02-13 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8906 * Makefile.in (gcc-vers.texi): Use abs_srcdir for the value of
8909 2008-02-13 Andreas Krebbel <krebbel1@de.ibm.com>
8911 * config/s390/s390.c (struct constant_pool): New field
8912 emit_pool_after added.
8913 (s390_mainpool_start): Set the emit_pool_after flag according
8914 to the section switch notes.
8915 (s390_mainpool_finish): Consider emit_pool_after when emitting
8916 the literal pool at the end of the function.
8917 (s390_chunkify_start): Force literal pool splits at section
8920 2008-02-13 Michael Matz <matz@suse.de>
8923 * var-tracking.c (clobber_variable_part): Correctly traverse the
8926 2008-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8929 * doc/invoke.texi (Debugging Options): Remove -fdump-tree-inlined.
8930 Add -fdump-ipa-inline.
8931 * tree-dump.c (dump_files): Remove tree-inlined dump.
8932 * tree-pass.h (tree_dump_index): Remove TDI_inlined.
8934 2008-02-12 Richard Guenther <rguenther@suse.de>
8936 PR tree-optimization/35171
8937 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Deal with
8940 2008-02-12 Richard Guenther <rguenther@suse.de>
8943 * fold-const.c (fold_widened_comparison): Use get_unwidened in
8944 value-preserving mode. Disallow final truncation.
8946 2008-02-12 Eric Botcazou <ebotcazou@adacore.com>
8949 * gimplify.c (force_gimple_operand_bsi): Move SSA renaming
8950 code from here to...
8951 (force_gimple_operand): ...here.
8953 2008-02-12 Jakub Jelinek <jakub@redhat.com>
8956 * tree-sra.c (sra_build_assignment): fold_convert SRC if copying
8957 non-compatible pointers.
8958 (generate_element_copy): If SRC and DST are RECORD_TYPEs with
8959 different FIELD_DECLs, try harder by comparing field offsets, sizes
8963 * function.c (match_asm_constraints_1): Don't replace the same input
8966 2008-02-12 Anatoly Sokolov <aesok@post.ru>
8968 * config/avr/avr.h (AVR_HAVE_RAMPZ): Define.
8969 * config/avr/avr.c (expand_prologue): Save RAMPZ register.
8970 (expand_epilogue): Restore RAMPZ register.
8971 * config/avr/avr.md (RAMPZ_ADDR): New constant.
8973 2008-02-11 Kai Tietz <kai.tietz@onevision.com>
8975 * config/i386/cygwin.asm: (__alloca): Correct calling
8976 convention and alignment.
8977 (__chkstk): Force 8 byte stack alignment.
8979 2008-02-11 Uros Bizjak <ubizjak@gmail.com>
8980 Richard Guenther <rguenther@suse.de>
8982 PR tree-optimization/33992
8983 * tree-ssa-loop-im.c (rewrite_bittest): Fixup the type of
8984 the zero we compare against.
8986 2008-02-10 Danny Smith <dannysmith@users.sourceforge.net>
8989 * gthr-win32.h (__gthread_mutex_destroy_function): New function
8990 to CloseHandle after unlocking to prevent accumulation of handle
8993 2008-02-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8996 * pa.c (legitimize_pic_address): Add REG_EQUAL note on sets with a
8997 pic_label_operand source. Similarly, add a REG_LABEL_OPERAND note
8998 and update LABEL_NUSES during and after reload.
9000 2008-02-08 Steven Bosscher <stevenb.gcc@gmail.com>
9003 * combine.c (simplify_if_then_else): Make sure the comparison is
9004 against const0_rtx when simplifying to (abs x) or (neg (abs X)).
9006 2008-02-08 Richard Sandiford <rsandifo@nildram.co.uk>
9009 * double-int.h: Don't include gmp.h for GENERATOR_FILEs.
9010 (mpz_set_double_int, mpz_get_double_int): Hide from GENERATOR_FILEs.
9011 * real.h: Don't include gmp.h or mpfr.h for GENERATOR_FILEs.
9012 (real_from_mpfr, mpfr_from_real): Hide from GENERATOR_FILEs.
9013 * tree.h (get_type_static_bounds): Likewise.
9015 2008-02-08 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9017 * doc/invoke.texi (Option Summary, C++ Dialect Options)
9018 (Objective-C and Objective-C++ Dialect Options, Warning Options):
9019 Make -Wfoo language annotations match what the compiler outputs.
9021 2008-02-08 Sa Liu <saliu@de.ibm.com>
9023 * config/spu/spu-builtins.def: Fixed wrong parameter type in spu
9024 intrinsics spu_convts, spu_convtu, spu_convtf.
9026 2008-02-08 Hans-Peter Nilsson <hp@axis.com>
9028 * doc/extend.texi (Function Attributes) <noinline>: Mention
9029 asm ("") as method to keep calls.
9031 2008-02-07 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9034 * doc/options.texi (Options): Replace references to opts.sh with
9036 * opts-common.c: Likewise.
9037 * optc-gen.awk: Likewise.
9039 2008-02-07 Andreas Krebbel <krebbel1@de.ibm.com>
9041 * config/s390/s390.h (FUNCTION_ARG_REGNO_P): Fix fprs for 64 bit.
9043 2008-02-07 Richard Henderson <rth@redhat.com>
9046 * config/alpha/alpha.c (alpha_emit_xfloating_compare): Use an
9047 EXPR_LIST for the REG_EQUAL instead of a comparison with a
9050 2008-02-07 Uros Bizjak <ubizjak@gmail.com>
9052 PR tree-optimization/35085
9053 * tree-ssa-reassoc.c (rewrite_expr_tree): Enable destructive update
9054 for operand entry oe2 in addition to operand entry oe3 in order to
9055 expose more opportunities for vectorizer sum reduction.
9057 2008-02-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9060 * Makefile.in (LIBS): Remove $(GMPLIBS).
9061 (cc1-dummy, cc1): Add $(GMPLIBS).
9063 2008-02-06 Jan Hubicka <jh@suse.cz>
9066 * i386.md (moddf_integer): Do not produce partial memory stalls for
9067 targets where it hurts.
9069 2008-02-06 Uros Bizjak <ubizjak@gmail.com>
9072 * optabs.c (expand_float): Do not check for decimal modes when
9073 expanding unsigned integer through signed conversion.
9075 2008-02-06 Nick Clifton <nickc@redhat.com>
9077 * config/stormy16/stormy16.md (eqbranchsi): Replace a match_dup
9078 inside the clobber with a match_operand and duplicated operand
9079 number in the constraint.
9080 (ineqbranchsi): Delete redundant comment.
9082 2008-02-06 Ralf Corsepius <ralf.corsepius@rtems.org>
9084 * config/arm/rtems-elf.h (TARGET_OS_CPP_BUILTINS): Add
9085 builtin_define ("__USE_INIT_FINI__").
9086 * config/h8300/t-rtems (MULTILIB_OPTION,MULTILIB_DIRNAMES): Add
9088 * gthr-rtems.h: Remove __GTHREAD_MUTEX_INIT.
9090 2008-02-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9092 PR documentation/30330
9093 * doc/invoke.texi (C++ Dialect Options)
9094 (Objective-C and Objective-C++ Dialect Options, Warning Options):
9095 For each warning option -Wfoo that allows -Wno-foo, ensure both
9096 -Wfoo and -Wno-foo are listed in the option index. Fix index
9097 entry of -Wswitch-default, index -Wnormalized= including the
9098 `=', and -Wlarger-than-@var{len} including @var{len}.
9100 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
9102 * config/i386/i386.md (floatunssisf2): Use
9103 ix86_expand_convert_uns_sisf_sse also for TARGET_SSE.
9104 (floatunssi<mode>2): Rename from floatunssisf2 and floatunssidf2.
9105 Macroize expander using MODEF mode iterator.
9107 2008-02-05 Diego Novillo <dnovillo@google.com>
9109 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00140.html
9112 * tree-vrp.c (vrp_evaluate_conditional): Revert fix for PR 33738.
9114 2008-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9117 * toplev.c (print_version): Honor `indent' for GMP/MPFR warnings.
9119 2008-02-05 H.J. Lu <hongjiu.lu@intel.com>
9122 * config/i386/i386.c (ix86_function_sseregparm): Add an arg
9123 to indicate if a message should be generated.
9124 (init_cumulative_args): Updated.
9125 (function_value_32): Likewise.
9127 2008-02-05 Joseph Myers <joseph@codesourcery.com>
9129 * doc/include/texinfo.tex: Update to version 2008-02-04.16.
9131 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
9134 * config/i386/i386.md (floatunsisf2): Enable for TARGET_SSE_MATH only.
9135 Call ix86_expand_convert_uns_sisf_sse for TARGET_SSE2.
9137 2008-02-04 Diego Novillo <dnovillo@google.com>
9139 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00110.html
9142 * tree-vrp.c (vrp_evaluate_conditional): With
9143 -Wtype-limits, emit a warning when comparing against a
9144 constant outside the natural range of OP0's type.
9146 2008-02-04 Richard Guenther <rguenther@suse.de>
9149 * expr.c (count_type_elements): Give for unions instead of
9152 2008-02-04 Richard Guenther <rguenther@suse.de>
9155 * gimplify.c (gimplify_init_ctor_eval): Convert array indices
9156 to TYPE_DOMAINs base type instead of using bitsizetype here.
9158 2008-02-03 Jason Merrill <jason@redhat.com>
9160 * print-tree.c (print_node) [CONSTRUCTOR]: Print elements.
9162 2008-02-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9165 * doc/invoke.texi (C++ Dialect Options, Optimize Options)
9166 (HPPA Options, i386 and x86-64 Options, IA-64 Options)
9167 (RS/6000 and PowerPC Options): Fix typos and markup.
9168 * doc/passes.texi (Tree-SSA passes): Likewise.
9170 2008-02-02 Michael Matz <matz@suse.de>
9173 * postreload-gcse.c (record_last_reg_set_info_regno): Renamed
9174 from record_last_reg_set_info.
9175 (record_last_reg_set_info): Take an RTX argument, iterate over all
9176 constituent hardregs.
9177 (record_last_set_info, record_opr_changes): Change calls to
9178 new signature or to record_last_reg_set_info_regno.
9180 2008-02-02 Gerald Pfeifer <gerald@pfeifer.com>
9182 * doc/extend.texi (X86 Built-in Functions): Fix grammar.
9184 2008-02-01 Hans-Peter Nilsson <hp@axis.com>
9186 PR rtl-optimization/34773
9187 * reg-notes.def (EQUAL): Mention significance of combination of
9188 REG_EQUAL and REG_RETVAL.
9189 * fwprop.c (try_fwprop_subst): Don't add REG_EQUAL to an
9190 insn that has a REG_RETVAL.
9192 2008-02-01 Roger Sayle <roger@eyesopen.com>
9195 * configure.ac (--enable-fixed-point): Disable unless explicitly
9197 * configure: Regenerate.
9199 2008-02-01 Richard Guenther <rguenther@suse.de>
9202 * invoke.texi (-finline-limit): Remove no longer true parts
9203 of the documentation. Note that there is no default value.
9205 2008-02-01 Andrew Pinski <pinskia@gmail.com>
9206 Mark Mitchell <mark@codesourcery.com>
9207 Ben Elliston <bje@au.ibm.com>
9210 * doc/extend.texi (Other Builtins): Document.
9212 2008-01-31 Tom Browder <tom.browder@gmail.com>
9214 * doc/c-tree.texi (Types): Fix grammar.
9215 (Expression trees): Ditto.
9216 * doc/passes.texi (Tree-SSA passes): Ditto.
9218 * doc/configterms.texi (Configure Terms): Fix typo.
9219 * doc/cpp.texi (Common Predefined Macros): Ditto.
9220 * doc/md.texi (Machine Constraints): Ditto.
9222 * doc/makefile.texi (Makefile): Add comma.
9224 2008-01-31 Tom Browder <tom.browder@gmail.com>
9225 Gerald Pfeifer <gerald@pfeifer.com>
9227 * doc/sourcebuild.texi (Front End): Remove references to CVS
9228 and CVSROOT/modules.
9229 (Texinfo Manuals): Replace reference to CVS by one to SVN.
9230 (Back End): Remove reference to CVS.
9232 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
9235 * config/mips/mips.c (gen_load_const_gp): New function, taking a
9237 (mips16_gp_pseudo_reg): ...here.
9238 * config/mips/mips.md (load_const_gp): Replace with...
9239 (load_const_gp_<mode>): ...this :P-based insn.
9241 2008-01-31 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9243 * doc/invoke.texi (-ansi): Mention explicitly corresponding -std=
9244 options. Minor fixes.
9245 (-std): Move reference to standards closer to where language
9246 standards are first mentioned.
9248 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
9250 PR rtl-optimization/34995
9251 * reload.c (alternative_allows_const_pool_ref): Take an rtx
9252 parameter and return a bool. If the rtx parameter is nonnull,
9253 check that it satisfies an EXTRA_MEMORY_CONSTRAINT.
9254 (find_reloads): Update call accordingly. Pass the new operand
9255 if it needed no address reloads, otherwise pass null.
9257 2008-01-30 Richard Henderson <rth@redhat.com>
9260 * tree.c (build_type_attribute_qual_variant): Skip TYPE_DOMAIN
9261 for unbounded arrays.
9263 2008-01-30 Silvius Rus <rus@google.com>
9265 * config/i386/xmmintrin.h (_mm_prefetch): Add const to first arg.
9267 2008-01-30 Jan Hubicka <jh@suse.cz>
9270 * i386.c (init_cumulative_args): Use real function declaration when
9273 2008-01-30 Richard Sandiford <rsandifo@nildram.co.uk>
9275 PR rtl-optimization/34998
9276 * global.c (build_insn_chain): Treat non-subreg_lowpart
9277 SUBREGs of pseudos as clobbering all the words covered by the
9278 SUBREG, not just all the bytes.
9279 * ra-conflict.c (clear_reg_in_live): Likewise. Take the
9280 original df_ref rather than an extract parameter.
9281 (global_conflicts): Update call accordingly.
9283 2008-01-30 Andreas Krebbel <krebbel1@de.ibm.com>
9285 * config/s390/fixdfdi.h (__fixunstfdi, __fixtfdi): Rearrange
9286 the overflow check to make it easier to read.
9287 (__fixtfdi): Change the type of the ll member in union
9288 long_double to UDItype_x.
9290 2008-01-30 Jakub Jelinek <jakub@redhat.com>
9293 * cgraph.h (cgraph_update_edges_for_call_stmt): New prototype.
9294 * cgraph.c (cgraph_update_edges_for_call_stmt): New function.
9295 * tree-inline.c (fold_marked_statements): Call
9296 cgraph_update_edges_for_call_stmt if folding a call statement.
9297 * cgraphunit.c (verify_cgraph_node): Set cfun to this_cfun for
9298 debug_generic_stmt calls, reset it back afterwards.
9301 * c-decl.c (start_decl): Don't pedwarn about TREE_READONLY
9303 * c-typeck.c (build_external_ref): Don't pedwarn about
9304 static vars in current function's scope.
9306 2008-01-29 Joseph Myers <joseph@codesourcery.com>
9308 * config.gcc (i[34567]86-*-nto-qnx*): Remove deprecation.
9310 2008-01-29 Bernhard Fischer <aldot@gcc.gnu.org>
9313 * ipa-struct-reorg.c: Fix spelling.
9314 * params.def: Ditto.
9316 2008-01-29 Richard Guenther <rguenther@suse.de>
9319 * tree-inline.h (struct copy_body_data): Add remapping_type_depth
9321 * tree-inline.c (remap_type): Increment remapping_type_depth
9322 around remapping types.
9323 (copy_body_r): Only add referenced variables if they are referenced
9324 from code, not types.
9326 2008-01-29 Douglas Gregor <doug.gregor@gmail.com>
9337 * c-pretty-print.c (pp_c_type_qualifier_list): Don't try to print
9338 qualifiers for an ERROR_MARK_NODE or a NULL_TREE.
9340 2008-01-28 Andy Hutchinson <hutchinsonandy@netscape.net>
9343 * config/avr/avr.c (expand_prologue): Use correct QI mode frame
9344 pointer for tiny stack.
9346 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
9348 * doc/tree-ssa.texi: Add cindex PHI nodes and improve wording.
9350 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
9352 * config/vx-common.h: Fix typo in comment.
9354 2008-01-28 Ian Lance Taylor <iant@google.com>
9358 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Don't
9359 coalesce pointers if they have different DECL_NO_TBAA_P values.
9360 * tree-ssa-copy.c (may_propagate_copy): Don't propagate copies
9361 between variables with different DECL_NO_TBAA_P values.
9363 2008-01-28 Nathan Froyd <froydnj@codesourcery.com>
9366 * config/rs6000/rs6000.c (small_data_operand): Vectors and floats
9367 are not legitimate small data references on SPE targets.
9369 2008-01-28 David Daney <ddaney@avtrex.com>
9371 * doc/install.texi (mips-*-*): Recommend binutils 2.18.
9373 2008-01-28 David Daney <ddaney@avtrex.com>
9375 * doc/install.texi (--disable-libgcj-bc): Reword documentation.
9377 2008-01-27 Joseph Myers <joseph@codesourcery.com>
9379 * config.gcc (strongarm*-*, ep9312*-*, xscale*-*, parisc*-*,
9380 m680[012]0-*, *-*-beos*, *-*-kaos*, *-*-linux*aout*,
9381 *-*-linux*libc1*, *-*-solaris2.[0-6], *-*-solaris2.[0-6].*,
9382 *-*-sysv*, *-*-windiss*, alpha*-*-unicosmk*, cris-*-aout,
9383 hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
9384 i[34567]86-sequent-ptx4*, i[34567]86-*-nto-qnx*,
9385 i[34567]86-*-sco3.2v5*, i[34567]86-*-uwin*, powerpc-*-chorusos*,
9386 vax-*-bsd*, vax-*-ultrix*): Mark obsolete.
9388 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
9390 * basic-block.h (condjump_equiv_p): Fix comment.
9392 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
9394 * tree-pretty-print.c (print_generic_decl, print_generic_stmt,
9395 print_generic_stmt_indented): Fix comment.
9397 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
9399 * configure.ac (__stack_chk_fail): Add detecion for availability
9400 of SSP in uClibc by checking if __UCLIBC_HAS_SSP__ is defined.
9401 * configure: Regenerate.
9403 2008-01-26 Maxim Kuvyrkov <maxim@codesourcery.com>
9406 * final.c (output_addr_const): Handle TRUNCATE.
9408 2008-01-26 Zdenek Dvorak <ook@ucw.cz>
9411 * tree-ssa-loop-ivopts.c (comp_cost): New type.
9412 (zero_cost, infinite_cost): New constants.
9413 (struct cost_pair): Change type of cost to comp_cost.
9414 (struct iv_ca): Change type of cand_use_cost and cost to comp_cost.
9415 (new_cost, add_costs, sub_costs, compare_costs, infinite_cost_p):
9417 (set_use_iv_cost, force_expr_to_var_cost, force_var_cost,
9418 split_address_cost, ptr_difference_cost, difference_cost,
9419 get_computation_cost_at, get_computation_cost,
9420 determine_use_iv_cost_generic, determine_use_iv_cost_address,
9421 determine_use_iv_cost_condition, determine_use_iv_costs,
9422 cheaper_cost_pair, iv_ca_recount_cost, iv_ca_set_no_cp,
9423 iv_ca_set_cp, iv_ca_cost, iv_ca_new, iv_ca_dump, iv_ca_extend,
9424 iv_ca_narrow, iv_ca_prune, try_improve_iv_set, find_optimal_iv_set):
9425 Change type of cost to comp_cost.
9426 (determine_iv_cost): Increase cost of non-original ivs, instead
9427 of decreasing the cost of original ones.
9428 (get_address_cost): Indicate the complexity of the addressing mode
9430 (try_add_cand_for): Prefer using ivs not specific to some object.
9431 * tree-flow.h (force_expr_to_var_cost): Declaration removed.
9433 2008-01-26 Peter Bergner <bergner@vnet.ibm.com>
9434 Janis Johnson <janis187@us.ibm.com>
9437 * doc/tm.texi (TARGET_EXPAND_TO_RTL_HOOK): Document.
9438 (TARGET_INSTANTIATE_DECLS): Likewise.
9439 * target.h (expand_to_rtl_hook): New target hook.
9440 (instantiate_decls): Likewise.
9441 * function.c (instantiate_decl): Make non-static. Rename to...
9442 (instantiate_decl_rtl): ... this.
9443 (instantiate_expr): Use instantiate_decl_rtl.
9444 (instantiate_decls_1): Likewise.
9445 (instantiate_decls): Likewise.
9446 (instantiate_virtual_regs: Call new instantiate_decls taget hook.
9447 * function.h (instantiate_decl_rtl): Add prototype.
9448 * cfgexpand.c (target.h): New include.
9449 (tree_expand_cfg): Call new expand_to_rtl_hook target hook.
9450 * target-def.h (TARGET_EXPAND_TO_RTL_HOOK): New define.
9451 (TARGET_INSTANTIATE_DECLS): Likewise.
9452 (TARGET_INITIALIZER): New target hooks added.
9453 * config/rs6000/rs6000-protos.h (rs6000_secondary_memory_needed_rtx):
9455 * config/rs6000/rs6000.c (tree-flow.h): New include.
9456 (machine_function): Add sdmode_stack_slot field.
9457 (rs6000_alloc_sdmode_stack_slot): New function.
9458 (rs6000_instantiate_decls): Likewise.
9459 (rs6000_secondary_memory_needed_rtx): Likewise.
9460 (rs6000_check_sdmode): Likewise.
9461 (TARGET_EXPAND_TO_RTL_HOOK): Target macro defined.
9462 (TARGET_INSTANTIATE_DECLS): Likewise.
9463 (rs6000_hard_regno_mode_ok): Allow SDmode.
9464 (num_insns_constant): Likewise. Handle _Decimal32 constants.
9465 (rs6000_emit_move): Handle SDmode.
9466 (function_arg_advance): Likewise.
9467 (function_arg): Likewise.
9468 (rs6000_gimplify_va_arg): Likewise. Add special handling of
9469 SDmode var args for 32-bit compiles.
9470 (rs6000_secondary_reload_class): Handle SDmode.
9471 (rs6000_output_function_epilogue): Likewise.
9472 (rs6000_function_value): Simplify if statement.
9473 (rs6000_libcall_value): Likewise.
9474 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Handle SDmode.
9475 (SECONDARY_MEMORY_NEEDED_RTX): Add define.
9476 * config/rs6000/dfp.md (movsd): New define_expand and splitter.
9477 (movsd_hardfloat): New define_insn.
9478 (movsd_softfloat): Likewise.
9479 (movsd_store): Likewise.
9480 (movsd_load): Likewise.
9481 (extendsddd2): Likewise.
9482 (extendsdtd2): Likewise.
9483 (truncddsd2): Likewise.
9484 (movdd_hardfloat64): Fixup comment.
9485 (UNSPEC_MOVSD_LOAD): New constant.
9486 (UNSPEC_MOVSD_STORE): Likewise.
9488 2008-01-26 Jakub Jelinek <jakub@redhat.com>
9491 * c-pretty-print.c (pp_c_exclusive_or_expression): Handle
9493 (pp_c_logical_and_expression): Handle TRUTH_AND_EXPR.
9494 (pp_c_logical_or_expression): Handle TRUTH_OR_EXPR.
9495 (pp_c_expression): Handle TRUTH_AND_EXPR, TRUTH_OR_EXPR
9498 2008-01-26 David Edelsohn <edelsohn@gnu.org>
9501 * config.gcc: Separate AIX 5.3 from AIX 6.1.
9502 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
9503 __LONGDOUBLE128 too.
9504 * config/rs6000/aix61.h: New file.
9506 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
9508 PR rtl-optimization/34959
9509 * optabs.c (expand_unop): In libcall notes, give ffs, clz, ctz,
9510 popcount and parity rtxes the same mode as their operand.
9511 Truncate or extend the result to the return value's mode
9514 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
9517 * config/mips/mips-protos.h (mips_expand_call): Return an rtx.
9518 * config/mips/mips.h (FIRST_PSEUDO_REGISTER): Rename FAKE_CALL_REGNO
9519 to GOT_VERSION_REGNUM.
9520 (CALL_REALLY_USED_REGISTERS): Set the GOT_VERSION_REGNUM entry to 0.
9521 (EPILOGUE_USES): Include GOT_VERSION_REGNUM if TARGET_USE_GOT.
9522 * config/mips/mips.c (mips_emit_call_insn): New function.
9523 (mips_call_tls_get_addr): Call mips_expand_call directly.
9524 (mips16_copy_fpr_return_value): Use mips_emit_call_insn rather than
9526 (mips16_build_call_stub): Likewise. Return the call insn or null.
9527 (mips_expand_call): Update the call to mips16_build_call_stub
9528 accordingly and a remove redundant condition. Assert that MIPS16
9529 stubs do not use lazy binding. Use mips_emit_call_insn and return
9531 (mips_extra_live_on_entry): Include GOT_VERSION_REGNUM if
9533 (mips_hard_regno_mode_ok_p): Allow SImode for GOT_VERSION_REGNUM.
9534 (mips_avoid_hazard): Remove hazard_set handling.
9535 * config/mips/mips.md (UNSPEC_EH_RECEIVER): Rename to...
9536 (UNSPEC_RESTORE_GP): ...this.
9537 (UNSPEC_SET_GOT_VERSION, UNSPEC_UPDATE_GOT_VERSION): New constants.
9538 (FAKE_CALL_REGNO): Rename to...
9539 (GOT_VERSION_REGNUM): ...this.
9540 (type): Add "ghost" value. Add an associated insn reservation.
9541 (hazard_set): Remove.
9542 (exception_receiver): Rename to...
9543 (restore_gp): ...this and update the unspec identifier accordingly.
9544 (exception_receiver, nonlocal_got_receiver): New expanders.
9545 (load_call<mode>): Use GOT_VERSION_REGNUM. Don't set
9546 FAKE_CALL_REGNO. Remove hazard_set attribute.
9547 (set_got_version, update_got_version): New patterns.
9549 2008-01-26 Danny Smith <dannysmith@users.sourceforge.net>
9552 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Define.
9554 2008-01-25 Joseph Myers <joseph@codesourcery.com>
9557 * doc/install.texi2html: Generate gcc-vers.texi.
9559 2008-01-25 DJ Delorie <dj@redhat.com>
9561 * config/m32c/m32c.h (ASM_PREFERRED_EH_DATA_FORMAT): Define.
9563 2008-01-25 Joseph Myers <joseph@codesourcery.com>
9565 * config/c4x: Remove directory.
9566 * config.gcc (crx-*, mt-*): Mark obsolete.
9567 (c4x-*, tic4x-*, c4x-*-rtems*, tic4x-*-rtems*, c4x-*, tic4x-*,
9568 h8300-*-rtemscoff*, ns32k-*-netbsdelf*, ns32k-*-netbsd*,
9569 sh-*-rtemscoff*): Remove cases.
9570 * defaults.h (C4X_FLOAT_FORMAT): Remove.
9571 * real.c (encode_c4x_single, decode_c4x_single,
9572 encode_c4x_extended, decode_c4x_extended, c4x_single_format,
9573 c4x_extended_format): Remove.
9574 * real.h (c4x_single_format, c4x_extended_format): Remove.
9575 * doc/extend.texi (interrupt, naked): Remove mention of attributes
9577 (Pragmas): Remove comment about c4x pragmas.
9578 * doc/install.texi (c4x): Remove target-specific instructions.
9579 * doc/invoke.texi (TMS320C3x/C4x Options): Remove.
9580 * doc/md.texi (Machine Constraints): Remove C4x documentation.
9581 * doc/tm.texi (MEMBER_TYPE_FORCES_BLK, c_register_pragma): Do not
9582 refer to C4x source files as examples.
9583 (C4X_FLOAT_FORMAT): Remove documentation.
9585 2008-01-25 Bernd Schmidt <bernd.schmidt@analog.com>
9587 * config/bfin/bfin.c (override_options): Reorder tests so that
9588 flag_pic gets enabled for -msep-data.
9590 2008-01-25 Richard Guenther <rguenther@suse.de>
9593 * expr.c (expand_expr_real_1): Reduce result of LSHIFT_EXPR
9594 to its bitfield precision if required.
9596 2008-01-25 Jakub Jelinek <jakub@redhat.com>
9599 * tree-nested.c (walk_omp_for): New function.
9600 (convert_nonlocal_reference, convert_local_reference): Call
9601 walk_omp_for on OMP_FOR.
9602 (convert_call_expr): Call walk_body on OMP_FOR's
9603 OMP_FOR_PRE_INIT_BODY.
9605 2008-01-25 Richard Guenther <rguenther@suse.de>
9607 PR tree-optimization/34966
9608 * tree-ssa-math-opts.c (execute_cse_sincos_1): For all but
9609 default defs and PHI_NODEs we have to insert after the
9612 2008-01-24 Nick Clifton <nickc@redhat.com>
9614 * config/stormy16/stormy16-lib2.c (MIN_UNITS_PER_WORD):
9615 Provide a default definition.
9616 (LIBGCC2_UNITS_PER_WORD): Likewise.
9618 * config/stormy16/stormy16.c: Include df.h for the prototype
9619 for df_regs_ever_live_p.
9620 (xstormy16_expand_builtin_va_start): Convert the stack offset
9621 into a component_ref and then use POINTER_PLUS_EXPR to add it
9622 to the incoming_virtual_args_rtx.
9623 (xstormy16_gimplify_va_arg_expr): Rename to
9624 xstormy16_gimplify_va_arg_expr.
9625 Use POINTER_PLUS_EXPR when performing pointer arithmetic.
9626 (TARGET_GIMPLIFY_VA_ARG_EXPR): Use renamed
9627 xstormy16_gimplify_va_arg_expr.
9628 Fix up some formatting issues.
9630 * config/stormy16/stormy16.c: (xstormy16_carry_plus_operand):
9631 Move to predicates.md.
9632 (xs_hi_general_operand): Likewise.
9633 (xs_hi_nonmemory_operand): Likewise.
9634 * config/stormy16/predicates.md:
9635 (xstormy16_carry_plus_operand): New predicate.
9636 (xs_hi_general_operand): New predicate.
9637 (xs_hi_nonmemory_operand): New predicate.
9638 * config/stormy16/stormy16-protos.h:
9639 (xstormy16_carry_plus_operand): Delete prototype.
9640 (xs_hi_general_operand): Likewise.
9641 (xs_hi_nonmemory_operand): Likewise.
9643 * config/storm16/stormy16.md (addhi3): Remove earlyclobber
9644 modifiers as they are no longer needed and they can trigger
9645 reload spill failures.
9647 * config/storm16/stormy16.md (ineqbranchsi): Replace match_dup
9648 with a match_operand in order to help reload.
9650 * config/storm16/stormy16.md (movhi_internal): Replace 'r'
9651 constraint with 'e' for the 8th alternative as this version of
9652 the mov.w instruction only accepts the lower 8 registers.
9654 2008-01-25 Uros Bizjak <ubizjak@gmail.com>
9657 * simplifx-rtx.c (simplify_const_binary_operation) [VEC_CONCAT]:
9658 Consider only CONST_INT, CONST_DOUBLE and CONST_FIXED as constant
9661 2008-01-25 Jakub Jelinek <jakub@redhat.com>
9664 * gimplify.c (gimplify_omp_for): Gimplify OMP_FOR_PRE_BODY.
9666 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
9668 * ipa-struct-reorg.c (remove_str_allocs_in_func, remove_str_allocs):
9670 (remove_structure): Update allocations list before removing structure.
9672 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
9674 * ipa-struct-reorg.c (is_safe_cond_expr,
9675 create_new_stmts_for_cond_expr): Use integer_zerop function,
9676 that recognize not only zero-pointer, but zero-integer too.
9678 2008-01-25 Ben Elliston <bje@au.ibm.com>
9681 * fixproto: Escape "." in sed expression that strips leading "./".
9683 2008-01-24 H.J. Lu <hongjiu.lu@intel.com>
9686 * gcc.c (SWITCH_OK): Removed.
9687 (SWITCH_LIVE): Changed to bit.
9688 (SWITCH_FALSE): Likewise.
9689 (SWITCH_IGNORE): Likewise.
9690 (switchstr): Change live_cond to unsigned int.
9691 (process_command): Replace SWITCH_OK with 0.
9692 (do_self_spec): Likewise.
9693 (set_collect_gcc_options): Check the SWITCH_IGNORE bit.
9694 (give_switch): Likewise.
9695 (used_arg): Likewise.
9696 (do_spec_1): Set the SWITCH_IGNORE bit.
9697 (check_live_switch): Check both SWITCH_LIVE and SWITCH_FALSE
9698 bits. Set the SWITCH_LIVE bit.
9700 2008-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
9702 * config/s390/s390.h (MOVE_RATIO): Define new target macro.
9704 2008-01-24 Richard Sandiford <rsandifo@nildram.co.uk>
9706 PR tree-optimization/34472
9707 * ipa-struct-reorg.c (safe_cond_expr_check): Change the DATA
9708 parameter to a "bool *" and set *DATA to false if there is
9709 an unsafe access. Do not delete the structure here.
9710 (check_cond_exprs): Delete it here instead.
9711 (check_cond_exprs, exclude_cold_structs): Do not increase
9712 I when removing a structure.
9714 2008-01-24 Uros Bizjak <ubizjak@gmail.com>
9717 * config/i386/i386.c (ix86_expand_vector_init): Consider only
9718 CONST_INT, CONST_DOUBLE and CONST_FIXED as constant vector elements.
9720 2008-01-24 Jakub Jakub Jelinek <jakub@redhat.com>
9723 * tree-stdarg.c (reachable_at_most_once): Use VEC vector instead of
9724 a fixed vector for stack.
9726 2008-01-24 Ben Elliston <bje@au.ibm.com>
9729 * doc/gcc.texi (Software development): Add a direntry for g++.
9731 2008-01-23 Hans-Peter Nilsson <hp@axis.com>
9733 * config/cris/cris.h (CC1PLUS_SPEC, OPTIMIZATION_OPTIONS): Drop
9734 stale and straggling -fforce-addr comments above.
9736 * config/cris/cris.h (CRIS_SUBTARGET_VERSION, TARGET_VERSION): Don't
9738 * config/cris/linux.h (CRIS_SUBTARGET_VERSION): Don't define.
9739 * config/cris/aout.h (CRIS_SUBTARGET_VERSION): Don't define.
9741 2008-01-23 Michael Matz <matz@suse.de>
9744 * dwarf2out.c (force_type_die): Use modified_type_die instead of
9747 2008-01-23 Andreas Krebbel <krebbel1@de.ibm.com>
9749 * ipa-struct-reorg.c (create_new_malloc): Use pointer type as
9752 2008-01-23 Anatoly Sokolov <aesok@post.ru>
9754 * config/avr/avr.c (avr_current_arch): New variable.
9755 (avr_arch_types): Add 'avr31' and 'avr51' entries.
9756 (avr_arch): Add 'ARCH_AVR31' and 'ARCH_AVR51'.
9757 (avr_mcu_types): Add 'avr31' and 'avr51' architectures.
9758 (avr_override_options): Init 'avr_current_arch'.
9759 (base_arch_s): Move from here...
9760 * config/avr/avr.h (base_arch_s): ... here. Add new members
9761 'have_elpm', 'have_elpmx', 'have_eijmp_eicall', 'reserved'. Rename
9762 'mega' to 'have_jmp_call'.
9763 (TARGET_CPU_CPP_BUILTINS): Define "__AVR_HAVE_JMP_CALL__",
9764 "__AVR_HAVE_RAMPZ__", "__AVR_HAVE_ELPM__" and "__AVR_HAVE_ELPMX__"
9766 (LINK_SPEC, CRT_BINUTILS_SPECS, ASM_SPEC): Add 'avr31' and 'avr51'
9768 * config/avr/t-avr (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
9769 MULTILIB_MATCHES): (Ditto.).
9771 2008-01-23 Richard Guenther <rguenther@suse.de>
9774 * cgraphunit.c (cgraph_reset_node): Always mark the node
9775 not reachable if it is not queued already.
9777 2008-01-23 Bernd Schmidt <bernd.schmidt@analog.com>
9779 * config/bfin/bfin-protos.h (WA_RETS, ENABLE_WA_RETS): New macros.
9780 * config/bfin/bfin.c (bfin_cpus): Add WA_RETS everywhere.
9781 (cputype_selected): New static variable.
9782 (bfin_handle_option): Set it if -mcpu is used.
9783 (override_option): Select default set of workarounds if no cpu type
9784 selected on the command line.
9785 (workaround_rts_anomaly): Only run if ENABLE_WA_RETS.
9787 From Michael Frysinger <michael.frysinger@analog.com>
9788 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add
9789 BFIN_CPU_BF547, BFIN_CPU_BF523, BFIN_CPU_BF524, and BFIN_CPU_BF526.
9791 * config/bfin/elf.h (LIB_SPEC): Use proper linker script
9792 for bf547, bf523, bf524, and bf526.
9793 * config/bfin/bfin.c (bfin_cpus[]): Add bf547, bf523, bf524, and
9795 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
9796 __ADSPBF523__ for bf523, __ADSPBF524__ for bf524,
9797 __ADSPBF526__ for bf526, __ADSPBF52x__ for all three, as well as
9798 __ADSPBF547__ and __ADSPBF54x__ for bf547.
9799 * doc/invoke.texi (Blackfin Options): Document that
9800 -mcpu now accept bf547, bf523, bf524, and bf526.
9802 2008-01-22 Eric Botcazou <ebotcazou@adacore.com>
9804 PR rtl-optimization/34628
9805 * combine.c (try_combine): Stop and undo after the first combination
9806 if an autoincrement side-effect on the first insn has effectively
9809 2008-01-22 David Edelsohn <edelsohn@gnu.org>
9812 * config/rs6000/rs6000.c (rs6000_legitimate_offset_address_p):
9813 Offset addresses are not valid for Altivec or paired float modes.
9815 2008-01-22 Jakub Jelinek <jakub@redhat.com>
9818 * c-parser.c (c_parser_omp_for_loop): Don't call c_finish_omp_for
9819 if DECL_INITIAL (decl) is error_mark_node.
9822 * c-common.c (handle_vector_size_attribute): Only allow
9823 integral, scalar float and fixed point types. Handle OFFSET_TYPE
9824 the same way as pointer, array etc. types.
9825 * tree.c (reconstruct_complex_type): Handle OFFSET_TYPE.
9828 * tree.c (build_type_attribute_qual_variant): Call
9829 build_qualified_type if attributes are equal, but quals are not.
9831 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9834 * doc/invoke.texi (-Wall): -Wall enables -Wstrict-overflow=1.
9835 * flags.h (warn_strict_aliasing): Remove.
9836 (warn_strict_overflow): Remove.
9837 * opts.c (warn_strict_aliasing): Remove.
9838 (warn_strict_overflow): Remove.
9839 * c-opts.c (c_common_handle_option): -Wall only sets
9840 -Wstrict-aliasing or -Wstrict-overflow if they are uninitialized.
9841 (c_common_post_options): Give default values to -Wstrict-aliasing
9842 and -Wstrict-overflow if they are uninitialized.
9843 * common.opt (Wstrict-aliasing): Specify Var and Init.
9844 (Wstrict-overflow): Likewise.
9846 2008-01-22 Kenneth Zadeck <zadeck@naturalbridge.com>
9848 PR rtl-optimization/26854
9849 PR rtl-optimization/34400
9850 PR rtl-optimization/34884
9851 * ddg.c (create_ddg_dep_from_intra_loop_link): Use
9853 * df.h (df_changeable_flags.DF_RD_NO_TRIM): Deleted
9854 (df_rd_bb_info.expanded_lr_out): Deleted
9855 * loop_invariant.c (find_defs): Deleted DF_RD_NO_TRIM flag.
9856 * loop_iv.c (iv_analysis_loop_init): Ditto. * df-problems.c
9857 (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
9858 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
9859 Removed code to allocate, initialize or free expanded_lr_out.
9860 (df_rd_bb_local_compute_process_def): Restructured to make more
9862 (df_rd_confluence_n): Removed code to no apply invalidate_by_call
9863 sets if the sets are being trimmed.
9865 2008-01-22 H.J. Lu <hongjiu.lu@intel.com>
9868 * configure.ac (ld_vers): Support GNU linker version xx.xx.*
9869 (as_vers): Likewise.
9870 * configure: Regenerated.
9872 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9875 * tree-pass.h (pass_build_alias): New pass.
9876 * tree-ssa-alias.c (gate_build_alias): New.
9877 (pass_build_alias): New.
9878 * passes.c (init_optimization_passes): Add pass_build_alias after
9879 pass_create_structure_vars.
9881 2008-01-22 Wolfgang Gellerich <gellerich@de.ibm.com>
9883 * config/s390/s390.h (S390_TDC_POSITIVE_NORMALIZED_NUMBER):
9884 Renamed to S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER.
9885 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): Renamed to
9886 S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER.
9887 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): Renamed to
9888 S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER.
9889 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): Renamed to
9890 S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER.
9891 (S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER): New constant.
9892 (S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER): New constant.
9893 (S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER): New constant.
9894 (S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER): New constant.
9895 * config/s390/s390.md (FP_ALL): New mode iterator.
9896 (_d): New mode attribute.
9897 ("*signbit<mode>2>"): Changed mode of first operand.
9898 ("isinf<mode>2"): Changed mode of first operand.
9899 ("*TDC_insn"): Adaptation for DFP modes.
9901 2008-01-22 Ben Elliston <bje@au.ibm.com>
9903 * tree.c (check_qualified_type): Improve function description.
9905 2008-01-21 Jason Merrill <jason@redhat.com>
9908 * tree.h (TRY_CATCH_IS_CLEANUP): New macro.
9909 * tree-eh.c (honor_protect_cleanup_actions): Strip TRY_CATCH_EXPR
9912 2008-01-21 DJ Delorie <dj@redhat.com>
9914 * doc/tm.texi (HARD_REGNO_NREGS): Note that this macro must not
9917 2008-01-21 Richard Guenther <rguenther@suse.de>
9920 * tree-cfg.c (verify_expr): Allow all invariant expressions
9921 instead of just constant class ones as reference argument.
9922 * tree-ssa-loop-im.c (for_each_index): Handle CONSTRUCTOR
9923 like any other constant.
9924 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
9926 2008-01-21 H.J. Lu <hongjiu.lu@intel.com>
9928 * regmove.c (fixup_match_1): Update call crossed frequencies.
9930 2008-01-21 Richard Guenther <rguenther@suse.de>
9933 * tree-inline.c (setup_one_parameter): Deal with mismatched
9934 types using a VIEW_CONVERT_EXPR.
9936 2008-01-21 Alon Dayan <alond@il.ibm.com>
9937 Olga Golovanevsky <olga@il.ibm.com>
9939 PR tree-optimization/34701
9940 * ipa-struct-reorg.c (gen_size): Fix the malloc parameter calculation
9941 when the structure size is not a power of 2.
9943 2008-01-20 Kenneth Zadeck <zadeck@naturalbridge.com>
9945 * doc/install.texi: Add doc for --enable-checking=df.
9947 2008-01-20 Kaz Kojima <kkojima@gcc.gnu.org>
9949 PR rtl-optimization/34808
9950 * emit-rtl.c (try_split): Handle REG_RETVAL notes.
9952 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
9954 * global.c (find_reg): Only compute EH_RETURN_DATA_REGNO once per
9957 2008-01-19 Kenneth Zadeck <zadeck@naturalbridge.com>
9959 PR rtl-optimization/26854
9960 PR rtl-optimization/34400
9961 * ddg.c (create_ddg_dep_from_intra_loop_link): Do not use
9963 * df.h (df_changeable_flags.DF_RD_NO_TRIM): New.
9964 (df_rd_bb_info.expanded_lr_out): New.
9965 * loop_invariant.c (find_defs): Added DF_RD_NO_TRIM flag.
9966 * loop_iv.c (iv_analysis_loop_init): Ditto.
9967 * df-problems.c (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
9968 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
9969 Added code to allocate, initialize or free expanded_lr_out.
9970 (df_rd_bb_local_compute_process_def): Restructured to make
9971 more understandable.
9972 (df_rd_confluence_n): Add code to do nothing with fake edges and
9973 code to no apply invalidate_by_call sets if the sets are being trimmed.
9974 (df_lr_local_finalize): Renamed to df_lr_finalize.
9975 (df_live_local_finalize): Renamed to df_live_finalize.
9977 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
9980 * config/mips/mips.md (div<mode>3): Use <recip_condition> when
9981 deciding whether to use reciprocal instructions.
9983 2008-01-19 Uros Bizjak <ubizjak@gmail.com>
9985 * dwarf2out.c (dwarf2out_switch_text_section): Do not call
9986 dwarf2out_note_section_used if cold_text_section is NULL.
9988 2008-01-19 Jakub Jelinek <jakub@redhat.com>
9990 PR gcov-profile/34610
9991 * tree-cfg.c (make_edges): Mark both outgoing edges from
9992 OMP_CONTINUE and from OMP_FOR as EDGE_ABNORMAL.
9993 * omp-low.c (expand_omp_for): Clear EDGE_ABNORMAL bits
9994 from OMP_FOR and OMP_CONTINUE outgoing edges.
9996 * tree-profile.c (tree_profiling): Return early if
9997 cfun->after_tree_profile != 0. Set cfun->after_tree_profile
9999 * omp-low.c (expand_omp_parallel): Copy after_tree_profile
10000 from cfun to child_cfun.
10001 * function.h (struct function): Add after_tree_profile bit.
10003 2008-01-19 Anatoly Sokolov <aesok@post.ru>
10005 * config/avr/avr.S (_exit): Disable interrupt.
10007 2008-01-18 Kenneth Zadeck <zadeck@naturalbridge.com>
10008 Steven Bosscher <stevenb.gcc@gmail.com>
10010 PR rtl-optimization/26854
10011 PR rtl-optimization/34400
10012 * df-problems.c (df_live_scratch): New scratch bitmap.
10013 (df_live_alloc): Allocate df_live_scratch when doing df_live.
10014 (df_live_reset): Clear the proper bitmaps.
10015 (df_live_bb_local_compute): Only process the artificial defs once
10016 since the order is not important.
10017 (df_live_init): Init the df_live sets only with the variables
10018 found live by df_lr.
10019 (df_live_transfer_function): Use the df_lr sets to prune the
10020 df_live sets as they are being computed.
10021 (df_live_free): Free df_live_scratch.
10023 2008-01-18 Ian Lance Taylor <iant@google.com>
10025 * common.opt: Add fmerge-debug-strings.
10026 * dwarf2out.c (DEBUG_STR_SECTION_FLAGS): Test
10027 flag_merge_debug_strings rather than flag_merge_constants.
10028 * doc/invoke.texi (Option Summary): Mention
10029 -fmerge-debug-strings.
10030 (Debugging Options): Document -fmerge-debug-strings.
10032 2008-01-18 Ian Lance Taylor <iant@google.com>
10035 * tree.h (DECL_IS_OPERATOR_NEW): Define.
10036 (struct tree_function_decl): Add new field operator_new_flag.
10037 * tree-inline.c (expand_call_inline): When inlining a call to
10038 operator new, force the return value to go into a variable, and
10039 set DECL_NO_TBAA_P on that variable.
10040 * c-decl.c (merge_decls): Merge DECL_IS_OPERATOR_NEW flag.
10042 2008-01-18 Uros Bizjak <ubizjak@gmail.com>
10045 * dwarf2out.c (dwarf2out_switch_text_section): Do not guard with
10046 DWARF2_DEBUGGING_INFO.
10047 (dwarf2out_note_section_used): Ditto. Add prototype.
10048 (have_multiple_function_sections, text_section_used,
10049 cold_text_section_used, *cold_text_sections): Move declarations
10052 2008-01-17 Bob Wilson <bob.wilson@acm.org>
10054 * config/xtensa/unwind-dw2-xtensa.h (_Unwind_FrameState): Remove pc
10055 field and add signal_ra.
10056 * config/xtensa/unwind-dw2-xtensa.c (uw_frame_state_for): Remove
10057 assignments to frame state pc. Move end of stack check after
10058 MD_FALLBACK_FRAME_STATE_FOR.
10059 (uw_update_context_1): Use frame state signal_regs if set, instead
10060 of checking signal_frame flag.
10061 (uw_update_context): Use frame state signal_ra if set.
10062 * config/xtensa/linux.h (MD_UNWIND_SUPPORT): Define.
10063 * config/xtensa/linux-unwind.h: New file.
10065 2008-01-18 Bernhard Fischer <aldot@gcc.gnu.org>
10067 * modulo-sched.c (get_sched_window): Fix comment typo.
10069 2008-01-17 Andrew MacLeod <amacleod@redhat.com>
10071 PR tree-optimization/34648
10072 * tree-ssa-sccvn.c (visit_use): Expressions which can throw are varying.
10074 2008-01-17 Anatoly Sokolov <aesok@post.ru>
10076 * config/avr/avr.h (LINK_SPEC): Support -mrelax and -mpmem-wrap-around.
10077 * config/avr/avr.opt (mrelax, mpmem-wrap-around): Add.
10079 2008-01-17 Seongbae Park <seongbae.park@gmail.com>
10081 PR rtl-optimization/34400
10082 * df-core.c (df_worklist_dataflow_overeager,
10083 df_worklist_dataflow_doublequeue): New functions.
10084 (df_worklist_dataflow): Two different worklist solvers.
10085 * params.def (PARAM_DF_DOUBLE_QUEUE_THRESHOLD_FACTOR):
10088 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
10091 * doc/invoke.texi: Document the dependence on pthread for fopenmp
10092 and ftree-parallelize-loops.
10094 2008-01-17 Mircea Namolaru <namolaru@il.ibm.com>
10096 PR rtl-optimization/34826
10097 * loop-doloop (doloop_modify): Update the REG_BR_PROB note.
10099 2008-01-17 Andreas Krebbel <krebbel1@de.ibm.com>
10101 * global.c (find_reg): Mark the eh regs as used if necessary.
10102 * ra-conflict.c (global_conflicts): Set no_eh_reg flag.
10103 * ra.h (struct allocno): no_eh_reg field added. Changed
10104 no_stack_reg type to bitfield.
10106 2008-01-17 Eric Botcazou <ebotcazou@adacore.com>
10108 * tree.c (substitute_in_expr): Add missing 'break'.
10110 2008-01-17 Richard Guenther <rguenther@suse.de>
10112 PR tree-optimization/34825
10113 * tree-ssa-math-opts.c (is_division_by): Do not recognize
10114 x / x as division to handle.
10116 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10118 * pa64-hpux.h (LIB_SPEC): Add "-lpthread" in shared links if "-mt" or
10119 "-pthread" is specified.
10120 * pa-hpux11.h (LIB_SPEC): Likewise.
10122 2008-01-16 Janis Johnson <janis187@us.ibm.com>
10123 Peter Bergner <bergner@vnet.ibm.com>
10125 PR rtl-optimization/33796
10126 * sparseset.c (sparseset_alloc): Use xcalloc rather than xmalloc.
10128 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10130 PR libgfortran/34699
10131 * pa-hpux.h (LINK_SPEC): Only search /lib/pa1.1 and /usr/lib/pa1.1 on
10133 * pa-hpux10.h (LINK_SPEC): Likewise.
10134 * pa-hpux11.h (LINK_SPEC): Don't search /lib/pa1.1 and /usr/lib/pa1.1.
10136 2008-01-16 Richard Guenther <rguenther@suse.de>
10138 PR middle-end/32628
10139 * fold-const.c (fold_convert_const_int_from_int): Do not
10140 set overflow if that occured only because of a sign extension
10141 change when converting from/to a sizetype with the same
10142 precision and signedness.
10144 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
10147 * dwarf2out.c (output_call_frame_info): Move output of FDE initial
10148 location address to the correct place. Update copyright year.
10150 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
10152 * lambda-code.c (lambda_transform_legal_p): Handle the case of
10153 no dependences in the dependence_relations vector.
10155 2008-01-16 Jan Hubicka <jh@suse.cz>
10157 PR rtl-optimization/31396
10158 * regstat.c (regstat_bb_compute_ri): Compute FREQ_CALLS_CROSSED.
10159 * cfg.c (dump_reg_info): Print it.
10160 * regs.h (struct reg_info_t): add freq_calls_crossed.
10161 (REG_FREQ_CALLS_CROSSED): New macro.
10162 * global.c (global_alloc): Compute freq_calls_crossed for allocno.
10163 (find_reg): Update call of CALLER_SAVE_PROFITABLE.
10164 * regmove.c (optimize_reg_copy_1, optimize_reg_copy_2, fixup_match_2,
10165 regmove_optimize): Update call crossed frequencies.
10166 * local-alloc.c (struct qty): Add freq_calls_crossed.
10167 (alloc_qty): Copute freq_calls_crossed.
10168 (update_equiv_regs, combine_regs): Update REG_FREQ_CALLS_CROSSED.
10169 (find_free_reg): Update call of CALLER_SAVE_PROFITABLE.
10170 * ra.h (struct allocno): Add freq_calls_crossed.
10172 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
10174 * gcc.c (LINK_COMMAND_SPEC): Add includes and link options for
10175 libgomp when compiling with ftree-parallelize-loops.
10176 (GOMP_SELF_SPECS): Add -pthread for ftree-parallelize-loops.
10178 2008-01-16 Richard Guenther <rguenther@suse.de>
10180 PR tree-optimization/34769
10181 * tree-data-ref.c (initialize_matrix_A): Revert fix for PR34458.
10182 * tree.c (int_cst_value): Instead make this function more
10183 permissive in what it accepts as valid input. Document this
10184 function always sign-extends the value.
10186 2008-01-16 Jakub Jelinek <jakub@redhat.com>
10187 Richard Guenther <rguenther@suse.de>
10190 * gimplify.c (fold_indirect_ref_rhs): Rename to ...
10191 (gimple_fold_indirect_ref_rhs): ... this.
10192 (gimple_fold_indirect_ref): New function with foldings
10193 that preserve lvalueness.
10194 (gimplify_modify_expr_rhs): Call gimple_fold_indirect_ref_rhs.
10195 * tree-flow.h (gimple_fold_indirect_ref): Declare.
10196 * tree-inline.c (copy_body_r): Use gimple_fold_indirect_ref
10197 to fold an INDIRECT_REF, fall back to the old use of
10198 fold_indirect_ref_1.
10200 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
10202 * tree-data-ref.c (subscript_dependence_tester_1): Call
10203 free_conflict_function.
10204 (compute_self_dependence): Same.
10206 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
10209 * debug.h (dwarf2out_switch_text_section): Move declaration from ...
10210 * dwarf2out.c (dwarf2out_switch_text_section): ... here. Make
10212 * final.c (final_scan_insn) [NOTE_INSN_SWITCH_TEXT_SECTIONS]:
10213 Depending on dwarf2out_do_frame, call dwarf2out_switch_text_section
10214 for DWARF2_UNWIND_INFO targets.
10216 2008-01-16 Richard Guenther <rguenther@suse.de>
10219 * c-typeck.c (common_pointer_type): Do not merge inconsistent
10220 type qualifiers for function types.
10222 2008-01-15 Jerry DeLisle <jvdelisle@gcc.gnu.org>
10224 * tree-parloops.c (gen_parallel_loop): Fix ommision of declaration for
10225 loop_iterator li from previous commit.
10227 2008-01-15 Sebastian Pop <sebastian.pop@amd.com>
10229 * tree-parloops.c (gen_parallel_loop): Free loop bound estimations.
10231 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
10233 * tree-parloops.c (loop_has_blocks_with_irreducible_flag): New.
10234 (parallelize_loops): Don't parallelize irreducible components.
10236 2008-01-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10239 * c-opts (c_common_post_options): Do not enable CPP
10240 flag_pedantic_errors by default.
10242 2008-01-14 Eric Botcazou <ebotcazou@adacore.com>
10244 PR rtl-optimization/31944
10245 * cse.c (remove_pseudo_from_table): New function.
10246 (merge_equiv_classes): Use above function to remove pseudo-registers.
10247 (invalidate): Likewise.
10249 2008-01-13 Richard Guenther <rguenther@suse.de>
10251 PR middle-end/34601
10252 * emit-rtl.c (set_reg_attrs_for_decl_rtl): Use DECL_MODE
10253 instead of TYPE_MODE to deal with calls from expand_one_error_var.
10255 2008-01-13 Uros Bizjak <ubizjak@gmail.com>
10257 * gcse.c (cprop_jump): Call validate_unshare_change instead of
10258 validate_change to unshare the source of the PC set.
10260 2008-01-12 Jan Hubicka <jh@suse.cz>
10262 PR middle-end/32135
10263 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Do not construct
10264 references above array bounds. This might trigger bounds checks for
10265 pointers to arrays.
10267 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
10269 * tree-ssa-ter.c (free_temp_expr_table): Free num_in_part and
10270 new_replaceable_dependencies.
10272 2008-01-12 Doug Kwan <dougkwan@google.com>
10274 * c-decl.c: (grokdeclarator): Use OPT_Wignored_qualifiers
10275 instead of OPT_Wreturn_type in warning due to ignored return type
10277 * c-opt.c (c_common_post_option): Add -Wignored-qualifiers to
10278 options included in -Wextra.
10279 * c.opt: New option -Wignored_qualifiers.
10280 * doc/invoke.texi (Warning Options, -Wextra): Add new option
10281 -Wignore_qualifiers.
10282 (-Wignored-qualifiers): Document.
10283 (-Wreturn-type): Remove description of functionality now handled
10284 by -Wignored-qualifiers.
10286 2008-01-12 Eric Botcazou <ebotcazou@adacore.com>
10289 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Fold an existing
10290 NOP_EXPR if it is between integral types with the same precision.
10292 2008-01-12 Jan Hubicka <jh@suse.cz>
10295 * invoke.texi (max-inline-recursive-depth): Fix default value.
10297 2008-01-12 Zdenek Dvorak <ook@ucw.cz>
10299 * tree-parloops.c (transform_to_exit_first_loop): Cast nit to the
10302 2008-01-11 Bob Wilson <bob.wilson@acm.org>
10304 * config/xtensa/xtensa.c (override_options): Set flag_shlib.
10306 2008-01-11 James E. Wilson <wilson@specifix.com>
10309 * config/vax/elf.h (FRAME_POINTER_CFA_OFFSET): Define.
10311 2008-01-11 Anatoly Sokolov <aesok@post.ru>
10313 * config/avr/avr.c (expand_prologue, expand_epilogue): Don't
10314 save/restore frame pointer register and don't use 'call-prologues'
10315 optimization in function with "OS_task" attribute.
10317 2008-01-11 Eric Botcazou <ebotcazou@adacore.com>
10319 PR middle-end/31309
10320 * expr.c (copy_blkmode_from_reg): Use a mode suited to the size
10321 when copying to memory.
10323 2008-01-11 Steven Bosscher <stevenb.gcc@gmail.com>
10325 PR rtl-optimization/30905
10326 * cfgcleanup.c: Include dce.h
10327 (crossjumps_occured): New global variable.
10328 (try_crossjump_bb): Exit loop after finding a fallthru edge.
10329 If something changed, set crossjumps_occured to true.
10330 (try_optimize_cfg): Clear crossjumps_occured at the beginning.
10331 Don't add/remove fake edges to exit here...
10332 (cleanup_cfg): ...but do it here, when crossjumping.
10333 Run a fast DCE when successful crossjumps occured in the latest
10334 iteration of try_optimize_cfg.
10336 2008-01-11 Richard Guenther <rguenther@suse.de>
10338 * tree-ssa-sccvn.c (struct vn_binary_op_s): Move hashcode near opcode.
10339 (struct vn_unary_op_s): Likewise.
10340 (vn_reference_insert): Free old reference on hash collision.
10342 2008-01-10 Raksit Ashok <raksit@google.com>
10344 PR rtl-optimization/27971
10345 * combine.c (find_split_point): Split PLUS expressions which are
10346 inside a MEM rtx, and whose first operand is complex.
10348 2008-01-10 DJ Delorie <dj@redhat.com>
10350 * config/m32c/m32c.c (m32c_hard_regno_nregs_1): Renamed from...
10351 (m32c_hard_regno_nregs): ...this, which is now a wrapper.
10352 (m32c_hard_regno_ok): Call the underlying function.
10354 2008-01-10 Richard Guenther <rguenther@suse.de>
10356 PR middle-end/34683
10357 * tree-cfg.c (tree_merge_blocks): Do not go through the
10358 full-blown folding and stmt updating path if we just deal
10359 with virtual operands.
10360 * tree-ssa-copy.c (may_propagate_copy): Do not short-cut
10361 test for abnormal SSA_NAMEs.
10363 2008-01-10 Andreas Krebbel <krebbel1@de.ibm.com>
10365 PR middle-end/34641
10366 * reload.c (push_reload): Add assertions. All constants from
10367 reg_equiv_constant should have been used for replacing the respective
10369 (find_reloads_address): Invoke find_reloads_address_part for
10370 constant taken from the reg_equiv_constant array.
10372 2008-01-10 Steven Bosscher <stevenb.gcc@gmail.com>
10374 * tree-ssa-sccvn.h (struct vn_ssa_aux): Make the most accessed
10375 field (valnum) the first in the struct. Replace bools with
10378 2008-01-10 Richard Guenther <rguenther@suse.de>
10380 PR tree-optimization/34651
10381 * tree-sra.c (sra_build_assignment): Sanitize. Use the correct
10382 types and ordering for masking and converting.
10384 2008-01-09 Sebastian Pop <sebastian.pop@amd.com>
10386 PR tree-optimization/34017
10387 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Generate code
10388 also for PHI_NODE expressions.
10390 2008-01-09 Jan Hubicka <jh@suse.cz>
10392 PR tree-optimization/34708
10393 * tree-inline.c (estimate_num_insns_1): Compute cost of SWITCH_EXPR
10394 based on number of case labels.
10395 (init_inline_once): Remove switch_cost.
10396 * tree-inline.h (eni_weights_d): Remove switch_cost.
10398 2008-01-09 Richard Guenther <rguenther@suse.de>
10399 Andrew Pinski <andrew_pinski@playstation.sony.com>
10401 PR middle-end/30132
10402 * gimplify.c (gimplify_cond_expr): Do not create an addressable
10403 temporary if an rvalue is ok or an lvalue is not required.
10405 2008-01-09 Richard Guenther <rguenther@suse.de>
10407 PR middle-end/34458
10408 * tree-data-ref.c (initialize_matrix_A): Use tree_low_cst,
10409 adjust return type.
10411 2008-01-09 Richard Guenther <rguenther@suse.de>
10413 PR middle-end/34679
10414 * tree.c (host_integerp): Check for sizetype only if the
10415 type is an integer type.
10417 2008-01-09 Steven Bosscher <stevenb.gcc@gmail.com>
10420 * opts.c (decode_options): Disable inlining of functions called
10421 once if not in unit-at-a-time mode.
10423 2008-01-09 Alexandre Oliva <aoliva@redhat.com>
10425 * Makefile.in (dse.o): Remove duplicate $(RECOG_H) dependency.
10427 2008-01-08 Richard Guenther <rguenther@suse.de>
10429 PR middle-end/31863
10430 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Bail
10431 out early if the result will be unused.
10433 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
10438 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
10439 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
10442 2008-01-08 Jan Sjodin <jan.sjodin@amd.com>
10444 * config/i386/i386.c (k8_cost, amdfam10_cost): Branch costs
10445 for vectorization tuned.
10447 2008-01-08 Richard Guenther <rguenther@suse.de>
10449 PR tree-optimization/34683
10450 * tree-ssa-operands.c (operand_build_cmp): Export.
10451 * tree-ssa-operands.h (operand_build_cmp): Declare.
10452 * tree-vn.c (vuses_compare): Remove.
10453 (sort_vuses): Use operand_build_cmp.
10454 (sort_vuses_heap): Likewise.
10455 * tree-ssa-sccvn.c (vuses_to_vec): Use VEC_reserve, not VEC_alloc
10456 to re-use old VEC if available. Do not sort already sorted VUSEs.
10457 (vdefs_to_vec): Do not sort already sorted VDEFs.
10459 2008-01-08 Jakub Jelinek <jakub@redhat.com>
10461 PR middle-end/34694
10462 * omp-low.c (copy_var_decl): Copy also DECL_SOURCE_LOCATION.
10464 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
10467 * doc/invoke.texi (i386 and x86-64 Options) [mrecip]: Document
10468 limitations of reciprocal sequences on x86 targets.
10470 2008-01-08 Richard Guenther <rguenther@suse.de>
10472 PR tree-optimization/34683
10473 * tree-flow-inline.h (var_ann): Remove overzealous asserts.
10475 2008-01-07 Jakub Jelinek <jakub@redhat.com>
10478 * config/darwin.c (darwin_mergeable_string_section): Don't use
10479 .cstring if int_size_in_bytes != TREE_STRING_LENGTH.
10481 2008-01-07 Uros Bizjak <ubizjak@gmail.com>
10484 * config/i386/i386.md (neg<mode>2): Rename from negsf2, negdf2 and
10485 negxf2. Macroize expander using X87MODEF mode iterator. Change
10486 predicates of op0 and op1 to register_operand.
10487 (abs<mode>2): Rename from abssf2, absdf2 and negxf2. Macroize
10488 expander using X87MODEF mode iterator. Change predicates of
10489 op0 and op1 to register_operand.
10490 ("*absneg<mode>2_mixed", "*absneg<mode>2_sse"): Rename from
10491 corresponding patterns and macroize using MODEF macro. Change
10492 predicates of op0 and op1 to register_operand and remove
10493 "m" constraint. Disparage "r" alternative with "!".
10494 ("*absneg<mode>2_i387"): Rename from corresponding patterns and
10495 macroize using X87MODEF macro. Change predicates of op0 and op1
10496 to register_operand and remove "m" constraint. Disparage "r"
10497 alternative with "!".
10498 (absneg splitter with memory operands): Remove.
10499 ("*neg<mode>2_1", "*abs<mode>2_1"): Rename from corresponding
10500 patterns and macroize using X87MODEF mode iterator.
10501 * config/i386/sse.md (negv4sf2, absv4sf2, neg2vdf2, absv2df2):
10502 Change predicate of op1 to register_operand.
10503 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Remove support
10504 for memory operands.
10506 2008-01-07 Nathan Froyd <froydnj@codesourcery.com>
10508 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add clause for mcpu=8548.
10510 2008-01-07 Richard Guenther <rguenther@suse.de>
10512 * basic-block.h (struct edge_def): Pair dest_idx with goto_locus
10515 2008-01-07 Richard Guenther <rguenther@suse.de>
10517 PR tree-optimization/34683
10518 * tree-ssa-sccvn.c (vuses_to_vec): Pre-allocate the vector of
10519 VOPs of the needed size to save memory. Use VEC_quick_push
10520 to save compile-time.
10521 (vdefs_to_vec): Likewise.
10523 2008-01-07 Sa Liu <saliu@de.ibm.com>
10525 * config/spu/spu.md (divdf3): Genetate inline code for double
10526 division. The implementation doesn't handle INF or NAN, therefore it
10527 only applies when -ffinite-math-only is given.
10529 2008-01-06 Paolo Carlini <pcarlini@suse.de>
10532 * c-cppbuiltin.c (c_cpp_builtins): Define __GXX_RTTI, if appropriate.
10533 * doc/cpp.texi ([Common Predefined Macros]): Document.
10535 2008-01-06 Uros Bizjak <ubizjak@gmail.com>
10537 * config/i386/i386.c (ix86_emit_swsqrtsf): Use negative constants in
10538 order to use commutative addition instead of subtraction.
10540 2008-01-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
10541 Mircea Namolaru <namolaru@il.ibm.com>
10542 Vladimir Yanovsky <yanov@il.ibm.com>
10543 Revital Eres <eres@il.ibm.com>
10545 PR tree-optimization/34263
10546 * tree-outof-ssa.c (process_single_block_loop_latch,
10547 contains_tree_r): New functions.
10548 (analyze_edges_for_bb): Call process_single_block_loop_latch
10549 function to empty single-basic-block latch block if possible.
10551 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
10553 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
10555 (ix86_emit_swsqrtsf): Do not filter out infinity for rsqrt expansion.
10557 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
10559 * c-omp.c (check_omp_for_incr_expr): Handle CONVERT_EXPR.
10561 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
10563 * config/mips/mips.c (mips_in_small_data_p): Reinstate size > 0 check.
10565 2008-01-05 Jakub Jelinek <jakub@redhat.com>
10567 PR tree-optimization/34618
10568 * tree-outof-ssa.c (create_temp): Copy over DECL_GIMPLE_REG_P
10571 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
10574 * config/i386/i386.c (ix86_emit_swsqrtsf): Swap input operands
10575 in the call to gen_rtx_NE. Remove unneeded VECTOR_MODE_P check.
10576 Update copyright year.
10578 * config/i386/i386.md (rsqrtsf2): Enable for TARGET_SSE_MATH.
10579 Update copyright year.
10580 * config/i386/sse.md (rsqrtv4sf2): Ditto. Unconditionally expand
10583 2008-01-05 Zhouyi Zhou <zhouzhouyi@FreeBSD.org>
10585 * tree-vrp.c (find_conditional_asserts): Remove redundant check that
10586 edge does not point to current bb before changing need_assert.
10588 2008-01-04 Richard Guenther <rguenther@suse.de>
10590 PR middle-end/34029
10591 * tree-cfg.c (verify_expr): Do not look inside ADDR_EXPRs
10592 for verifying purposes if they are is_gimple_min_invariant.
10594 2008-01-04 Aldy Hernandez <aldyh@redhat.com>
10596 PR tree-optimization/34448
10597 PR tree-optimization/34465
10598 * gimplify.c (gimplify_init_constructor): Add new parameter
10599 notify_temp_creation. Use it.
10600 (gimplify_modify_expr_rhs): Take volatiles into account when
10601 optimizing constructors.
10602 Do not optimize constructors if gimplify_init_constructor will dump to
10604 * gcc.dg/tree-ssa/pr32901.c: Tests const volatiles.
10605 * gcc.c-torture/compile/pr34448.c: New.
10607 2008-01-04 Jakub Jelinek <jakub@redhat.com>
10609 PR gcov-profile/34609
10610 * tree-inline.c (declare_return_variable): Set TREE_ADDRESSABLE on
10611 return_slot if result is TREE_ADDRESSABLE.
10613 2008-01-04 Richard Sandiford <rsandifo@nildram.co.uk>
10615 * config/mips/mips.md (sqrt_condition): Tweak comment.
10616 (recip_condition): Likewise. Require TARGET_FLOAT64 for DFmode.
10618 2008-01-03 Tom Tromey <tromey@redhat.com>
10621 * c-common.c (c_type_hash): Handle VLAs.
10623 2008-01-03 Jan Hubicka <jh@suse.cz>
10625 PR tree-optimization/31081
10626 * tree-inline.c (remap_ssa_name): Initialize uninitialized SSA vars to
10627 0 when inlining and not inlining to first basic block.
10628 (remap_decl): When var is initialized to 0, don't set default_def.
10629 (expand_call_inline): Set entry_bb.
10630 * tree-inline.h (copy_body_data): Add entry_bb.
10632 2008-01-03 Jakub Jelinek <jakub@redhat.com>
10635 * cgraphunit.c (cgraph_build_static_cdtor): set_cfun back to NULL
10638 PR tree-optimization/29484
10639 * tree-inline.c (inline_forbidden_p_2): New function.
10640 (inline_forbidden_p): Disallow inlining if some static var
10641 has an address of a local LABEL_DECL in its initializer.
10642 * doc/extend.texi (Labels as Values): Document &&foo behaviour
10645 2008-01-03 Sebastian Pop <sebastian.pop@amd.com>
10647 PR tree-optimization/34635
10648 * tree-data-ref.c (add_other_self_distances): Make sure that the
10649 evolution step is constant.
10651 2008-01-03 Jakub Jelinek <jakub@redhat.com>
10653 PR middle-end/34608
10654 * omp-low.c (expand_omp_parallel): Purge dead EH edges in the child fn.
10656 2008-01-02 Richard Sandiford <rsandifo@nildram.co.uk>
10658 * tree-sra.c (scalarize_init): Insert the generate_element_init
10659 statements after the generate_element_zero statements.
10661 2008-01-02 Richard Guenther <rguenther@suse.de>
10663 PR middle-end/34093
10664 PR middle-end/31976
10665 * tree-ssa-operands.c (ssa_operand_alloc): Also allocate a buffer
10666 for very large number of operands instead of ICEing.
10668 2008-01-02 Arthur Norman <acn1@cam.ac.uk>
10671 * config/i386/i386.c (ix86_expand_prologue): Save red-zone
10672 while stack probing.
10674 2008-01-01 Douglas Gregor <doug.gregor@gmail.com>
10676 * c-opts.c (sanitize_cpp_opts): Don't warn about "long long" when
10679 2008-01-01 Volker Reichelt <v.reichelt@netcologne.de>
10681 PR libmudflap/26442
10682 * tree-mudflap.c (mx_register_decls): Guard warning by
10683 !DECL_ARTIFICIAL check.
10685 2008-01-01 Jakub Jelinek <jakub@redhat.com>
10687 * config/i386/sse.md (sse5_pperm, sse5_pperm_pack_v2di_v4si,
10688 sse5_pperm_pack_v4si_v8hi, sse5_pperm_pack_v8hi_v16qi,
10689 sse5_perm<mode>): Fix constraints.