1 2008-05-28 Mark Shinwell <shinwell@codesourcery.com>
3 * config/mips/mips.c (mips_cpu_info_table): Add loongson2e
4 and loongson2f entries.
5 (mips_rtx_cost_data): Add entries for Loongson-2E/2F.
6 * config/mips/mips.h (processor_type): Add Loongson-2E
7 and Loongson-2F entries.
8 (TARGET_LOONGSON_2E, TARGET_LOONGSON_2F, TARGET_LOONGSON_2EF): New.
9 (MIPS_ISA_LEVEL_SPEC): Handle Loongson-2E/2F.
10 * config/mips/mips.md (define_attr cpu): Add loongson2e and loongson2f.
11 * doc/invoke.texi (MIPS Options): Document loongson2e
12 and loongson2f processor names.
14 2008-05-27 H.J. Lu <hongjiu.lu@intel.com>
18 * config/i386/i386.c (ix86_function_arg_boundary): Use
19 alignment of canonical type.
20 (ix86_expand_vector_move): Check unaligned memory access for
23 2008-05-27 H.J. Lu <hongjiu.lu@intel.com>
25 * dwarf2out.c (current_fde): Change return type to dw_fde_ref.
26 Moved to the front of file.
28 2008-05-27 Xuepeng Guo <xuepeng.guo@intel.com>
29 H.J. Lu <hongjiu.lu@intel.com>
31 * dwarf2out.c (current_fde): New.
33 (lookup_cfa:): Likewise.
34 (dwarf2out_end_epilogue): Likewise.
35 (dwarf2out_note_section_used): Likewise.
37 2008-05-27 Michael Matz <matz@suse.de>
40 * c.opt (Wenum-compare): New warning option.
41 * doc/invoke.texi (Warning Options): Document -Wenum-compare.
43 2008-05-27 Michael Matz <matz@suse.de>
46 * tree-gimple.c (is_gimple_mem_rhs): Remove work-around for
48 * tree-tailcall.c (find_tail_calls): Don't mark calls storing
49 into memory as tail calls.
51 2008-05-27 Richard Guenther <rguenther@suse.de>
53 PR tree-optimization/36339
54 * tree-ssa-alias.c (set_initial_properties): Escaped pt_anything
55 pointers cause all addressable variables to be call clobbered.
57 2008-05-27 Richard Guenther <rguenther@suse.de>
59 PR tree-optimization/36245
60 * tree-ssa-address.c (add_to_parts): Deal with non-pointer
63 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
65 * config/s390/s390.md: Replace all occurences of the 'm'
68 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
70 * config/s390/s390.md ("cpu_facility", "enabled"): Attribute
72 ("*movdi_64dfp", "*movdi_64extimm", "*movdi_64"): Merged into
74 ("*anddi3_extimm", "*anddi3"): Merged into "*anddi3".
75 ("*iordi3_extimm", "*iordi3"): Merged into "*iordi3".
76 ("*xordi3_extimm", "*xordi3"): Merged into "*xordi3".
78 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
80 * reload.c: (find_reloads): Skip alternatives according to the
81 "enabled" attribute. Constify the constraint variable.
82 * recog.c (get_attr_enabled): Add default implementation.
83 (extract_insn): Set the alternative_enabled_p array
84 in the recog_data struct.
85 (preprocess_constraints, constrain_operands): Skip
86 alternatives according to the "enabled" attribute
87 * recog.h (struct recog_data): New field alternative_enabled_p.
88 (skip_alternative): New inline function.
89 * regclass.c: (record_operand_costs): Check the "enabled"
91 (record_reg_classes): Skip alternative according to the
94 * doc/md.texi: Add documention for the "enabled" attribute.
96 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
98 * defaults.h (TARGET_MEM_CONSTRAINT): New target macro added.
99 * postreload.c (reload_cse_simplify_operands): Replace 'm'
100 constraint with TARGET_MEM_CONSTRAINT.
101 * recog.c (asm_operand_ok, preprocess_constraints,
102 constrain_operands): Likewise.
103 * regclass.c (record_reg_classes): Likewise.
104 * reload.c (find_reloads, alternative_allows_const_pool_ref):
106 * reload1.c (maybe_fix_stack_asms): Likewise.
107 * stmt.c (parse_output_constraint, parse_input_constraint):
109 * recog.h: Adjust comment.
110 * genpreds.c (generic_constraint_letters): Remove 'm' constraint.
111 * genoutput.c (note_constraint): Don't emit error for 'm'
113 * doc/md.texi: Add a note to description of 'm' constraint.
114 * doc/tm.texi: Document the new TARGET_MEM_CONSTRAINT macro.
116 2008-05-27 Eric Botcazou <ebotcazou@adacore.com>
118 * tree-sra.c (sra_type_can_be_decomposed_p) <RECORD_TYPE>: Make sure
119 that the bitfield is of integral type before testing its precision.
121 2008-05-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
122 Sa Liu <saliu@de.ibm.com>
124 * config/spu/spu.c (spu_init_libfuncs): Add __multi3, __divti3,
125 __modti3, __udivti3, __umodti3 and __udivmodti4.
126 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Add files
127 that implement TImode mul and div functions.
128 * config/spu/multi3.c: New. Implement __multi3.
129 * config/spu/divmodti4.c: New. Implement _udivmodti4 and others.
130 * testsuite/gcc.target/spu/muldivti3.c: New. Test TImode mul and div
133 2008-05-26 Steven Bosscher <stevenb.gcc@gmail.com>
135 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Generate
136 new tls_gd_* and tls_ld_* insns instead of an insn sequence.
137 * config/rs6000/rs6000.md (TLSmode, tls_abi_suffix, tls_insn_suffix,
138 tls_sysv_suffix): New mode and mode attribute iterators.
139 (tls_gd_32, tls_gd_64, tls_ld_32, tls_ld_64): Remove.
140 (lts_gd_aix*, tls_gd_sysv*, tls_ld_aix*, tls_ld_sysv*): New patterns.
141 (tls_dtprel_*, tls_dtprel_ha_*, tls_dtprel_lo_*, tls_got_dtprel_*,
142 tls_tprel_*, tls_tprel_ha_*, tls_tprel_lo_*, tls_got_tprel_*,
143 tls_tls_*): Merge 32 bit and 64 bit variants using aforementioned
146 2008-05-26 Eric Botcazou <ebotcazou@adacore.com>
148 PR tree-optimization/36329
149 * tree.h (CALL_CANNOT_INLINE_P): Add access check.
150 * tree-gimple.h (CALL_STMT_CANNOT_INLINE_P): New macro.
151 * cgraphbuild.c (initialize_inline_failed): Use the latter
152 macro in lieu of the former.
153 * ipa-inline.c (cgraph_mark_inline): Likewise.
154 (cgraph_decide_inlining_of_small_function): Likewise.
155 (cgraph_decide_inlining): Likewise.
156 (cgraph_decide_inlining_incrementally): Likewise.
158 2008-05-26 Tristan Gingold <gingold@adacore.com>
159 Anatoly Sokolov <aesok@post.ru>
161 * config/avr/avr.md ("call_prologue_saves"): Use hi8(gs())/lo8(gs())
162 instead of pm_lo8/pm_hi8 to makes this call working on avr6.
163 * config/avr/avr.c (expand_prologue): Tune "call_prologue"
164 optimization for 'avr6' architecture.
166 2008-05-26 Andy Hutchinson <hutchinsonandy@aim.com>
169 * config/avr/avr.md (*addhi3_zero_extend2): Remove.
171 2008-05-26 Richard Guenther <rguenther@suse.de>
173 * tree-ssa-sccvn.c (expr_has_constants): Declare.
174 (visit_reference_op_load): Initialize VN_INFO->has_constants
177 2008-05-26 H.J. Lu <hongjiu.lu@intel.com>
180 * caller-save.c (insert_restore): Verify alignment of spill
182 (insert_save): Likewise.
184 * cfgexpand.c (LOCAL_ALIGNMENT): Removed.
186 * defaults.h (LOCAL_ALIGNMENT): New. Provide default.
187 (STACK_SLOT_ALIGNMENT): Likewise.
189 * function.c (LOCAL_ALIGNMENT): Removed.
190 (get_stack_local_alignment): New.
191 (assign_stack_local): Use it. Set alignment on stack slot.
192 (assign_stack_temp_for_type): Use get_stack_local_alignment.
194 * config/i386/i386.h (LOCAL_ALIGNMENT): Updated.
195 (STACK_SLOT_ALIGNMENT): New.
197 * config/i386/i386.c (ix86_local_alignment): Handle caller-save
198 stack slot in XFmode.
200 * doc/tm.texi (STACK_SLOT_ALIGNMENT): New.
202 2008-05-26 Kai Tietz <kai.tietz@onevision.com>
205 * config/i386/i386.md (allocate_stack_worker_64): Make sure
206 argument operand in rax isn't removed.
208 2008-05-26 Richard Guenther <rguenther@suse.de>
211 * fold-const.c (extract_muldiv_1): Use TYPE_OVERFLOW_WRAPS,
212 not TYPE_UNSIGNED. Use TYPE_PRECISION instead of GET_MODE_SIZE.
214 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
217 * c-cppbuiltin.c (define__GNUC__): Re-add definition of __GNUG__.
219 2008-05-26 Dominique Dhumieres <dominiq@lps.ens.fr>
221 * config/darwin-c.c: Include "incpath.h" instead of "c-incpath.h".
222 * config/t-darwin: Use "incpath.h" instead of "c-incpath.h".
224 2008-05-25 Eric Botcazou <ebotcazou@adacore.com>
226 * tree-nested.c (convert_tramp_reference) <ADDR_EXPR>: Do not
227 build a trampoline if we don't want one.
228 * varasm.c (initializer_constant_valid_p) <ADDR_EXPR>: Do not
229 return zero for nested functions if we don't want a trampoline.
231 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
233 * doc/invoke.texi: Added f77, f77-cpp-input to list of file types.
235 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
238 * c.opt: Removed undocumented option '-lang-fortran'.
239 * c-common.h: Removed global variable 'lang_fortran'.
240 * c-opts.c (c_common_handle_option): Removed code to handle
241 option '-lang-fortran'. Updated includes.
242 * c-cppbuiltin.c (c_cpp_builtins): Removed conditional
243 definition of '__GFORTRAN__'.
244 (define__GNUC__): Reimplemented to use BASEVER and
245 cpp_define_formatted.
246 (builtin_define_with_value_n): Removed.
247 * c-incpath.h: Renamed to ...
248 * incpath.h: ... this.
249 * c-incpath.c: Renamed to ...
250 * incpath.c: ... this. Updated includes.
251 * fix-header.c: Updated includes.
252 * Makefile.in: Replaced c-incpath.[ch] by incpath.[ch].
253 (c-cppbuiltin.o): Added dependency on and definition of BASEVER.
254 (OBJ-archive): Added cppdefault.o, incpath.o and prefix.o.
256 2008-05-25 Eric Botcazou <ebotcazou@adacore.com>
258 * tree.h: Update the table of flags used on tree nodes.
259 (TREE_NO_TRAMPOLINE): New accessor for static_flag.
260 (SAVE_EXPR_RESOLVED_P): Use automatically-built access check.
261 (FORCED_LABEL): Add access check.
262 (CALL_EXPR_RETURN_SLOT_OPT): Likewise.
263 (ASM_INPUT_P): Likewise.
264 (ASM_VOLATILE_P): Likewise.
265 (EH_FILTER_MUST_NOT_THROW): Access static_flag directly.
266 (OMP_SECTION_LAST): Access private_flag directly.
267 (OMP_RETURN_NOWAIT): Likewise.
268 (OMP_PARALLEL_COMBINED): Likewise.
269 (OMP_CLAUSE_PRIVATE_DEBUG): Access public_flag directly.
270 (OMP_CLAUSE_LASTPRIVATE_FIRSTPRIVATE): Likewise.
271 * tree-ssa-propagate.c (STMT_IN_SSA_EDGE_WORKLIST): Access
272 deprecated_flag directly.
274 2008-05-25 H.J. Lu <hongjiu.lu@intel.com>
276 * final.c (frame_pointer_needed): Removed.
277 * flags.h (frame_pointer_needed): Likewise.
279 * function.h (rtl_data): Add frame_pointer_needed.
280 (frame_pointer_needed): New.
282 2008-05-25 Arthur Loiret <arthur.loiret@u-psud.fr>
284 * config.gcc (sh2[lbe]*-*-linux*): Allow target.
286 2008-05-25 Steven Bosscher <stevenb.gcc@gmail.com>
288 * gcse.c (hash_scan_set): Do not pick up a REG_EQUAL value if
291 2008-05-25 Alan Modra <amodra@bigpond.net.au>
293 * c-common.c (strip_array_types): Move function to..
295 (get_inner_array_type): Delete.
296 * c-common.h (strip_array_types): Move declaration to..
298 (get_inner_array_type): Delete.
299 * config/i386/i386.c (x86_field_alignment): Use strip_array_types.
300 * config/rs6000/aix.h (ADJUST_FIELD_ALIGN): Likewise.
301 * config/rs6000/linux64.h (ADJUST_FIELD_ALIGN): Likewise.
302 * config/pa/pa.c (emit_move_sequence): Likewise.
304 2008-05-24 H.J. Lu <hongjiu.lu@intel.com>
306 * config/i386/i386.md (*sse_prologue_save_insn): Set length
309 2008-05-24 Andy Hutchinson <hutchinsonandy@aim.com>
311 * function.c: Include target hook for nonlocal_goto frame value.
313 2008-05-24 Richard Guenther <rguenther@suse.de>
315 * tree-dfa.c (refs_may_alias_p): Re-instantiate case that
316 a scalar variable can be only accessed through a pointer
319 2008-05-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
321 * builtins.c (fold_builtin_fpclassify): Fix spelling of FP_INFINITE.
322 * doc/extend.texi: Likewise.
324 2008-05-23 DJ Delorie <dj@redhat.com>
326 * config/m32c/jump.md (untyped_call): Add.
328 * config/m32c/m32c.c (m32c_return_addr_rtx): Change pointer type
330 (m32c_address_cost): Detail costs for indirect offsets.
332 2008-05-23 Rafael Espindola <espindola@google.com>
334 * see.c (see_get_extension_data): Don't use SUBREG_REG to test
335 if a node is a SUBREG.
336 (see_analyze_one_def): Don't use SUBREG_REG to test if a node
339 2008-05-23 Paul Brook <paul@codesourcery.com>
340 Carlos O'Donell <carlos@codesourcery.com>
342 * doc/extend.texi: Clarify use of __attribute__((naked)).
343 * doc/tm.texi: Document TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS.
344 * target.h (gcc_target): Add allocate_stack_slots_for_args.
345 * function.c (use_register_for_decl): Use
346 targetm.calls.allocate_stack_slots_for_args.
347 * target-def.h (TARGET_CALLS): Add
348 TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS.
349 * config/arm/arm.c (arm_allocate_stack_slots_for_args):
351 (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): Define.
353 2008-05-23 Eric Botcazou <ebotcazou@adacore.com>
355 * expr.c (highest_pow2_factor) <BIT_AND_EXPR>: New case.
357 2008-05-23 Steven Munroe <sjmunroe@us.ibm.com>
359 * config/rs6000/darwin-ldouble.c (fmsub): Eliminate the full
360 PACK/UNPACK between FP_SUB_Q and FD_TRUNC so that the result
361 is only rounded once.
363 2008-05-23 Richard Guenther <rguenther@suse.de>
365 * tree-ssa-operands.c (mark_difference_for_renaming): Use
368 2008-05-23 Uros Bizjak <ubizjak@gmail.com>
369 Jakub Jelinek <jakub@redhat.com>
372 * configure.ac: Handle --enable-cld.
373 * configure: Regenerated.
374 * config.gcc: Add USE_IX86_CLD to tm_defines for x86 targets.
375 * config/i386/i386.h (struct machine_function): Add needs_cld field.
376 (ix86_current_function_needs_cld): New define.
377 * config/i386/i386.md (UNSPEC_CLD): New unspec volatile constant.
378 (cld): New isns pattern.
379 (strmov_singleop, rep_mov, strset_singleop, rep_stos, cmpstrnqi_nz_1,
380 cmpstrnqi_1, strlenqi_1): Set ix86_current_function_needs_cld flag.
381 * config/i386/i386.opt (mcld): New option.
382 * config/i386/i386.c (ix86_expand_prologue): Emit cld insn if
383 TARGET_CLD and ix86_current_function_needs_cld.
384 (override_options): Use -mcld by default for 32-bit code if
387 * doc/install.texi (Options specification): Document --enable-cld.
388 * doc/invoke.texi (Machine Dependent Options)
389 [i386 and x86-64 Options]: Add -mcld option.
390 (Intel 386 and AMD x86-64 Options): Document -mcld option.
392 2008-05-23 Kai Tietz <kai.tietz@onevison.com>
393 * config/i386/i386.c (return_in_memory_32): Add ATTRIBUTE_UNUSED.
394 (return_in_memory_64): Likewise.
395 (return_in_memory_ms_64): Likewise.
397 2008-05-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
399 * builtin-types.def (BT_FN_INT_INT_INT_INT_INT_INT_VAR): New.
400 * builtins.c (fold_builtin_fpclassify): New.
401 (fold_builtin_varargs): Handle BUILT_IN_FPCLASSIFY.
402 * builtins.def (BUILT_IN_FPCLASSIFY): New.
403 * c-common.c (handle_type_generic_attribute): Adjust to accept
404 fixed arguments before an elipsis.
405 (check_builtin_function_arguments): Handle BUILT_IN_FPCLASSIFY.
406 * doc/extend.texi: Document __builtin_fpclassify.
408 2008-05-22 Aldy Hernandez <aldyh@redhat.com>
410 * omp-low.c (gate_expand_omp_ssa): Remove.
411 (pass_expand_omp_ssa): Remove.
412 (gate_expand_omp): Do not check for flag_openmp_ssa.
413 * common.opt (-fopenmp-ssa): Remove.
414 * passes.c (init_optimization_passes): Remove pass_expand_omp_ssa.
416 2008-05-22 Kaz Kojima <kkojima@gcc.gnu.org>
418 * config/sh/sh.opt (mfixed-range): New option.
419 * config/sh/sh-protos.h (sh_fix_range): Declare.
420 * config/sh/sh.c (sh_fix_range): New function.
421 * config/sh/sh.h (sh_fixed_range_str): Declare.
422 (OVERRIDE_OPTIONS): Call sh_fix_range if sh_fixed_range_str
424 * doc/invoke.texi (SH Options): Document -mfixed-range.
426 2008-05-22 Kai Tietz <kai.tietz@onevision.com>
428 * config/i386/sol2-10.h (SUBTARGET_RETURN_IN_MEMORY): Undefine
429 it before the redeclaration.
431 2008-05-22 Anatoly Sokolov <aesok@post.ru>
433 * config/avr/avr.c (get_sequence_length): Add new function.
434 (expand_prologue, expand_epilogue): Remove duplicate code.
436 2008-05-22 Rafael Espindola <espindola@google.com>
438 * see.c (see_pre_insert_extensions): Use copy_rtx to avoid invalid rtx
441 2008-05-22 H.J. Lu <hongjiu.lu@intel.com>
443 * defaults.h (UNITS_PER_SIMD_WORD): Add scalar mode as argument.
444 * doc/tm.texi (UNITS_PER_SIMD_WORD): Likewise.
446 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Replace
447 UNITS_PER_SIMD_WORD with GET_MODE_SIZE (TYPE_MODE (vectype)).
448 (vect_update_misalignment_for_peel): Likewise.
449 (vector_alignment_reachable_p): Likewise.
450 * tree-vect-transform.c (vectorizable_load): Likewise.
451 * tree-vectorizer.c (vect_supportable_dr_alignment): Likewise.
452 (get_vectype_for_scalar_type): Pass mode of scalar_type
453 to UNITS_PER_SIMD_WORD.
455 * config/arm/arm.h (UNITS_PER_SIMD_WORD): Updated.
456 * config/i386/i386.h (UNITS_PER_SIMD_WORD): Likewise.
457 * config/mips/mips.h (UNITS_PER_SIMD_WORD): Likewise.
458 * config/rs6000/rs6000.h (UNITS_PER_SIMD_WORD): Likewise.
459 * config/sparc/sparc.h (UNITS_PER_SIMD_WORD): Likewise.
461 2008-05-22 Ira Rosen <irar@il.ibm.com>
463 PR tree-optimization/36293
464 * tree-vect-transform.c (vect_transform_strided_load): Don't check
465 if the first load must be skipped because of a gap.
467 2008-05-22 Richard Guenther <rguenther@suse.de>
469 * tree-dfa.c (refs_may_alias_p): Exit early if possible. Handle
470 more cases of offset disambiguation that is possible if
471 strict-aliasing rules apply.
472 * tree-ssa-loop-im.c (mem_refs_may_alias_p): Use refs_may_alias_p
473 for basic offset and type-based disambiguation.
475 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
477 * config/i386/i386.c (ix86_expand_vector_init_one_var): Use
478 ix86_expand_vector_set on V16QImode for SSE4.1.
480 2008-05-21 Tom Tromey <tromey@redhat.com>
482 * c.opt (Wimport): Mark as undocumented.
483 * doc/invoke.texi (Option Summary): Don't mention -Wimport or
485 (Warning Options): Likewise.
486 * doc/cppopts.texi: Don't mention -Wimport.
488 2008-05-21 Sebastian Pop <sebastian.pop@amd.com>
490 PR tree-optimization/36287
491 PR tree-optimization/36286
492 * lambda-code.c (build_access_matrix): Do not use the loop->num
493 for computing the number of induction variables: use the loop depth
496 2008-05-21 Kai Tietz <kai.tietz@onevision.com>
499 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Honor
500 option -f(no-)leading-underscore.
502 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
504 * config/i386/i386.c (ix86_expand_vector_init_general): Use
505 GET_MODE_NUNITS (mode).
507 2008-05-21 Peter Bergner <bergner@vnet.ibm.com>
509 * doc/invoke.texi: Add cpu_type's 464 and 464fp.
510 (-mmulhw): Add 464 to description.
512 * config.gcc: Handle --with-cpu=464 and --with-cpu=464fp.
513 * config/rs6000/rs6000.c (processor_target_table): Add 464 and
515 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add 464 and 464fp support.
516 * config/rs6000/t-fprules (MULTILIB_MATCHES_FLOAT): Include -mcpu=464.
517 * config/rs6000/rs6000.md: Update comments for 464.
519 2008-05-21 Janis Johnson <janis187@us.ibm.com>
521 * doc/sourcebuild.texi (Test Directives): Add dg-xfail-run-if.
523 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
525 * config/i386/sse.md (vec_extractv4sf): Removed.
526 (vec_extractv2df): Likewise.
527 (vec_extractv2di): Likewise.
528 (vec_extractv4si): Likewise.
529 (vec_extractv8hi): Likewise.
530 (vec_extractv16qi): Likewise.
531 (vec_extract<mode>): New.
533 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
535 * config/i386/sse.md (vec_setv4sf): Removed.
536 (vec_setv2df): Likewise.
537 (vec_setv2di): Likewise.
538 (vec_setv4si): Likewise.
539 (vec_setv8hi): Likewise.
540 (vec_setv16qi): Likewise.
541 (vec_set<mode>): New.
543 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
545 * config/i386/i386.c (ix86_expand_vector_init_general): Remove
546 goto for vec_concat and vec_interleave.
548 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
550 * config/i386/sse.md (vec_initv4sf): Removed.
551 (vec_initv2df): Likewise.
552 (vec_initv2di): Likewise.
553 (vec_initv4si): Likewise.
554 (vec_initv8hi): Likewise.
555 (vec_initv16qi): Likewise.
556 (vec_init<mode>): New.
558 2008-05-21 Joseph Myers <joseph@codesourcery.com>
560 * collect2.c (find_a_file): Use IS_ABSOLUTE_PATH.
562 2008-05-21 Tom Tromey <tromey@redhat.com>
564 * ggc-zone.c (lookup_page_table_if_allocated): New function.
565 (zone_find_object_offset): Likewise.
566 (gt_ggc_m_S): Likewise.
567 (highest_bit): Likewise.
568 * ggc-page.c (gt_ggc_m_S): New function.
569 * stringpool.c (string_stack): Remove.
570 (init_stringpool): Update.
571 (ggc_alloc_string): Use ggc_alloc.
572 (maybe_delete_ident): New function.
573 (ggc_purge_stringpool): Likewise.
574 (gt_ggc_m_S): Remove.
575 * ggc-common.c (ggc_protect_identifiers): New global.
576 (ggc_mark_roots): Call ggc_purge_stringpool. Use
577 ggc_protect_identifiers.
578 * ggc.h (ggc_protect_identifiers): Declare.
579 (gt_ggc_m_S): Update.
580 (ggc_purge_stringpool): Declare.
581 * toplev.c (compile_file): Set and reset ggc_protect_identifiers.
582 * gengtype.c (write_types_process_field) <TYPE_STRING>: Remove
584 (write_root): Cast gt_ggc_m_S to gt_pointer_walker.
586 2008-05-21 David S. Miller <davem@davemloft.net>
588 * config.gcc (sparc-*-linux*): Always include sparc/t-linux in
591 2008-05-21 Eric Botcazou <ebotcazou@adacore.com>
593 * cfgexpand.c (tree_expand_cfg): Zap the EH throw statement table
596 2008-05-20 David Daney <ddaney@avtrex.com>
598 * config/mips/mips.md (UNSPEC_SYNC_NEW_OP_12,
599 UNSPEC_SYNC_OLD_OP_12, UNSPEC_SYNC_EXCHANGE_12): New define_constants.
600 (UNSPEC_SYNC_EXCHANGE, UNSPEC_MEMORY_BARRIER, UNSPEC_SET_GOT_VERSION,
601 UNSPEC_UPDATE_GOT_VERSION): Renumber.
602 (optab, insn): Add 'plus' and 'minus' to define_code_attr.
603 (atomic_hiqi_op): New define_code_iterator.
604 (sync_compare_and_swap<mode>): Call mips_expand_atomic_qihi instead of
605 mips_expand_compare_and_swap_12.
606 (compare_and_swap_12): Use MIPS_COMPARE_AND_SWAP_12 instead of
607 MIPS_COMPARE_AND_SWAP_12_0. Pass argument to MIPS_COMPARE_AND_SWAP_12.
608 (sync_<optab><mode>, sync_old_<optab><mode>,
609 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
610 sync_new_nand<mode>): New define_expands for HI and QI mode operands.
611 (sync_<optab>_12, sync_old_<optab>_12, sync_new_<optab>_12,
612 sync_nand_12, sync_old_nand_12, sync_new_nand_12): New insns.
613 (sync_lock_test_and_set<mode>): New define_expand for HI and QI modes.
614 (test_and_set_12): New insn.
615 (sync_old_add<mode>, sync_new_add<mode>, sync_old_<optab><mode>,
616 sync_new_<optab><mode>, sync_old_nand<mode>,
617 sync_new_nand<mode>, sync_lock_test_and_set<mode>): Add early
618 clobber to operand 0 for SI and DI mode insns.
619 * config/mips/mips-protos.h (mips_gen_fn_6, mips_gen_fn_5,
620 mips_gen_fn_4): New typedefs.
621 (mips_gen_fn_ptrs): Define new union type.
622 (mips_expand_compare_and_swap_12): Remove declaration.
623 (mips_expand_atomic_qihi): Declare function.
624 * config/mips/mips.c (mips_expand_compare_and_swap_12): Rename to...
625 (mips_expand_atomic_qihi): ... this. Use new generator function
627 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP_12): Add OPS parameter.
628 (MIPS_COMPARE_AND_SWAP_12_0): Delete macro.
629 (MIPS_COMPARE_AND_SWAP_12_ZERO_OP,
630 MIPS_COMPARE_AND_SWAP_12_NONZERO_OP,
631 MIPS_SYNC_OP_12, MIPS_SYNC_OP_12_NOT_NOP,
632 MIPS_SYNC_OP_12_NOT_NOT, MIPS_SYNC_OLD_OP_12,
633 MIPS_SYNC_OLD_OP_12_NOT_NOP, MIPS_SYNC_OLD_OP_12_NOT_NOP_REG,
634 MIPS_SYNC_OLD_OP_12_NOT_NOT, MIPS_SYNC_OLD_OP_12_NOT_NOT_REG,
635 MIPS_SYNC_NEW_OP_12, MIPS_SYNC_NEW_OP_12_NOT_NOP,
636 MIPS_SYNC_NEW_OP_12_NOT_NOT, MIPS_SYNC_EXCHANGE_12,
637 MIPS_SYNC_EXCHANGE_12_ZERO_OP,
638 MIPS_SYNC_EXCHANGE_12_NONZERO_OP): New macros.
640 2008-05-20 H.J. Lu <hongjiu.lu@intel.com>
642 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Add
645 2008-05-20 Anatoly Sokolov <aesok@post.ru>
647 * config/avr/avr.h (machine_function): Add 'is_OS_main' field.
648 * config/avr/avr.c (avr_OS_main_function_p): Add new function.
649 (avr_attribute_table): Add 'OS_main' function attribute.
650 (avr_regs_to_save, expand_prologue, expand_epilogue): Handle
651 functions with 'OS_main' attribute.
653 2008-05-20 Richard Guenther <rguenther@suse.de>
655 PR tree-optimization/35204
656 * tree-ssa-sccvn.c (extract_and_process_scc_for_name): New
657 helper, split out from ...
658 (DFS): ... here. Make the DFS walk non-recursive.
660 2008-05-20 Sebastian Pop <sebastian.pop@amd.com>
661 Jan Sjodin <jan.sjodin@amd.com>
663 PR tree-optimization/36181
664 * tree-parloops.c (loop_has_vector_phi_nodes): New.
665 (parallelize_loops): Don't parallelize when the loop has vector
668 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
669 Sebastian Pop <sebastian.pop@amd.com>
671 * tree-loop-linear.c (gather_interchange_stats): Look in the access
672 matrix, and never look at the tree representation of the memory
674 (linear_transform_loops): Computes parameters and access matrices.
675 * tree-data-ref.c (compute_data_dependences_for_loop): Returns false
677 (access_matrix_get_index_for_parameter): New.
678 * tree-data-ref.h (struct access_matrix): New.
679 (AM_LOOP_NEST_NUM, AM_NB_INDUCTION_VARS, AM_PARAMETERS, AM_MATRIX,
680 AM_NB_PARAMETERS, AM_CONST_COLUMN_INDEX, AM_NB_COLUMNS,
681 AM_GET_SUBSCRIPT_ACCESS_VECTOR, AM_GET_ACCESS_MATRIX_ELEMENT,
682 am_vector_index_for_loop): New.
683 (struct data_reference): Add field access_matrix.
684 (DR_ACCESS_MATRIX): New.
685 (compute_data_dependences_for_loop): Update declaration.
686 (lambda_collect_parameters, lambda_compute_access_matrices): Declared.
687 * lambda.h (lambda_vector_vec_p): Declared.
688 * lambda-code.c: Depend on pointer-set.h.
689 (lambda_collect_parameters_from_af, lambda_collect_parameters,
690 av_for_af_base, av_for_af, build_access_matrix,
691 lambda_compute_access_matrices): New.
692 * Makefile.in (lambda-code.o): Depend on pointer-set.h.
694 2008-05-20 Joseph Myers <joseph@codesourcery.com>
696 * doc/install.texi2html: Generate gcc-vers.texi in $DESTDIR not
699 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
700 Sebastian Pop <sebastian.pop@amd.com>
702 PR tree-optimization/36206
703 * tree-scalar-evolution.c: Remove enum INSERT_SUPERLOOP_CHRECS,
705 (instantiate_scev_1): Rename flags to fold_conversions.
706 Do not check for INSERT_SUPERLOOP_CHRECS, keep SSA_NAMEs defined
707 outeside instantiation_loop.
708 * tree-chrec.h (evolution_function_is_affine_in_loop): New.
709 (evolution_function_is_affine_or_constant_p): Removed.
710 * tree-data-ref.c (dr_analyze_indices): Replace resolve_mixers with
712 (analyze_siv_subscript): Pass in the loop nest number.
713 Call evolution_function_is_affine_in_loop instead of
714 evolution_function_is_affine_p.
715 (analyze_overlapping_iterations): Pass in the loop nest number.
717 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
718 Sebastian Pop <sebastian.pop@amd.com>
720 PR tree-optimization/36206
721 * tree-chrec.h (chrec_fold_op): New.
722 * tree-data-ref.c (initialize_matrix_A): Traverse NOP_EXPR, PLUS_EXPR,
725 2008-05-20 Nathan Sidwell <nathan@codesourcery.com>
727 * c-incpath.c (INO_T_EQ): Do not define on non-inode systems.
729 (remove_duplicates): Do not set inode on non-inode systems.
732 2008-05-20 Sandra Loosemore <sandra@codesourcery.com>
734 * config.gcc (tm_file): Update comments about relative pathnames.
736 2008-05-20 Richard Guenther <rguenther@suse.de>
738 * tree-ssa-reassoc.c (fini_reassoc): Use the statistics infrastructure.
739 * tree-ssa-sccvn.c (process_scc): Likewise.
740 * tree-ssa-sink.c (execute_sink_code): Likewise.
741 * tree-ssa-threadupdate.c (thread_through_all_blocks): Likewise.
742 * tree-vrp.c (process_assert_insertions): Likewise.
743 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Likewise.
744 (perform_tree_ssa_dce): Likewise.
745 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Likewise.
746 (dump_dominator_optimization_stats): Likewise.
747 * tree-vectorizer.c (vectorize_loops): Likewise.
749 2008-05-20 Richard Guenther <rguenther@suse.de>
751 * tree-vn.c (vn_lookup_with_vuses): Do not use the alias oracle.
753 2008-05-20 Kai Tietz <kai.tietz@onevision.com>
755 * config/i386/i386-protos.h (ix86_return_in_memory): Removed.
756 (ix86_i386elf_return_in_memory): Likewise.
757 (ix86_i386interix_return_in_memory): Likewise.
758 * config/i386/i386-interix.h (TARGET_RETURN_IN_MEMORY): Removed.
759 (SUBTARGET_RETURN_IN_MEMORY): New.
760 * config/i386/i386elf.h: Likewise.
761 * config/i386/ptx4-i.h: Likewise.
762 * config/i386/sol2-10.h: Likewise.
763 * config/i386/sysv4.h: Likewise.
764 * config/i386/vx-common.h: Likewise.
765 * config/i386/i386.h (TARGET_RETURN_IN_MEMORY): Removed.
766 * config/i386/i386.c (ix86_return_in_memory): Made static and
767 make use of optional SUBTARGET_RETURN_IN_MEMORY macro.
768 (ix86_i386elf_return_in_memory): Removed.
769 (ix86_i386interix_return_in_memory): Removed.
770 (TARGET_RETURN_IN_MEMORY): Declared within i386.c only.
771 * target-def.h (TARGET_RETURN_IN_MEMORY): Remove protection #ifdef.
773 2008-05-20 Alexandre Oliva <aoliva@redhat.com>
775 * cselib.c (cselib_record_sets): Use correct mode for IF_THEN_ELSE.
777 2008-05-19 Xinliang David Li <davidxl@google.com>
779 * tree-ssa-dce.c: Revert patches of 2008-05-17 and 2008-05-18.
782 * doc/invoke.texi: Ditto.
784 2008-05-19 Eric Botcazou <ebotcazou@adacore.com>
786 * tree.c (substitute_in_expr) <tcc_vl_exp>: Fix thinko.
787 (substitute_placeholder_in_expr) <tcc_vl_exp>: Minor tweak.
789 2008-05-19 H.J. Lu <hongjiu.lu@intel.com>
791 * config/i386/i386.c (ix86_expand_vector_init_concat): Change
792 sizes of operand array from 8/4 to 4/2.
793 (ix86_expand_vector_init_general): Change size of operand array
794 from 32 to 16. Remove op0, op1 and half_mode.
796 2008-05-19 H.J. Lu <hongjiu.lu@intel.com>
798 * config/i386/i386.c (ix86_expand_vector_init_concat): New.
799 (ix86_expand_vector_init_interleave): Likewise.
800 (ix86_expand_vector_init_general): Use them. Assert word_mode
801 == SImode when n_words == 4.
803 2008-05-19 Uros Bizjak <ubizjak@gmail.com>
805 * config/i386/i386.c (ix86_secondary_reload): New static function.
806 (TARGET_SECONDARY_RELOAD): New define.
807 * config/i386/i386.h (SECONDARY_OUTPUT_RELOAD_CLASS): Remove.
808 * config/i386/i386.md (reload_outqi): Remove.
810 2008-05-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
813 * builtins.c (mathfn_built_in_1): Renamed from mathfn_built_in.
814 Add `implicit' parameter. Handle BUILT_IN_SIGNBIT.
815 (mathfn_built_in): Rewrite in terms of mathfn_built_in_1.
816 (fold_builtin_classify): Handle BUILT_IN_ISINF_SIGN.
817 (fold_builtin_1): Likewise.
818 * builtins.def (BUILT_IN_ISINF_SIGN): New.
819 c-common.c (check_builtin_function_arguments): Handle
821 * doc/extend.texi: Document __builtin_isinf_sign.
822 * fold-const.c (operand_equal_p): Handle COND_EXPR.
824 2008-05-18 Eric Botcazou <ebotcazou@adacore.com>
826 * tree-ssa-dom.c (tree_ssa_dominator_optimize): If some blocks need
827 EH cleanup at the end of the pass, search for those that have been
828 turned into forwarder blocks and do the cleanup on their successor.
830 2008-05-18 Richard Guenther <rguenther@suse.de>
832 * tree-cfg.c (verify_gimple_expr): Allow conversions from
833 pointers to sizetype and vice versa.
835 2008-05-18 Xinliang David Li <davidxl@google.com>
837 * gcc/tree-ssa-dce.c: Coding style fix.
838 (check_pow): Documentation comment.
839 (check_log): Documenation comment. Coding style fix.
840 (is_unnecessary_except_errno_call): Ditto.
841 (gen_conditions_for_pow): Ditto.
842 (gen_conditions_for_log): Ditto.
843 (gen_shrink_wrap_conditions): Ditto.
844 (shrink_wrap_one_built_in_calls): Ditto.
845 * gcc/doc/invoke.texi: Better documentation string.
846 * ChangeLog: Fix wrong change log entries from
847 May 17 checkin on function call DCE.
849 2008-05-17 Kaz Kojima <kkojima@gcc.gnu.org>
851 * config/sh/sh.c (sh_output_mi_thunk): Update the use of init_flow.
853 2008-05-17 Kenneth Zadeck <zadeck@naturalbridge.com>
855 * doc/rtl.texi (RTL_CONST_CALL_P, RTL_PURE_CALL_P): Fixed typos.
856 * df-problems.c (simulation routines): Fixed block comment to
857 properly say how to add forwards scanning functions.
859 2008-05-17 Eric Botcazou <ebotcazou@adacore.com>
861 * tree-inline.c (setup_one_parameter): Remove dead code.
863 2008-05-17 Eric Botcazou <ebotcazou@adacore.com>
865 * fold-const.c (fold_unary) <CASE_CONVERT>: Fold the cast into
866 a BIT_AND_EXPR only for an INTEGER_TYPE.
868 2008-05-17 Xinliang David Li <davidxl@google.com>
870 * gcc/tree-ssa-dce.c (cond_dead_built_in_calls): New static variable.
871 (check_pow, check_log, is_unnecessary_except_errno_call): New
872 functions to check for eliminating math functions that are pure
873 except for setting errno.
874 (gen_conditions_for_pow, gen_conditionas_for_log): New functions to
875 general condition expressions for shrink-wrapping pow/log calls.
876 (gen_shrink_wrap_conditions): Ditto.
877 (shrink_wrap_one_built_in_call): Ditto.
878 (shrink_wrap_conditional_dead_built_in_calls): Ditto.
879 (mark_operand_necessary): If debugging, output if OP is necessary.
880 (eliminate_unnecessary_stmts): Eliminate pow, log calls that are
882 * gcc/opts.c (decode_options): set flag_tree_builtin_dce to 1 when
884 * gcc/common.opt: New user flag -ftree-builtin-dce.
885 * gcc/doc/invoke.texi (-ftree-builtin-dce): New option.
887 2008-05-16 David S. Miller <davem@davemloft.net>
889 * config/sparc/linux.h (NO_PROFILE_COUNTERS): Undef before overriding.
890 * config/sparc/linux64.h (NO_PROFILE_COUNTERS): Likewise.
892 2008-05-16 Uros Bizjak <ubizjak@gmail.com>
895 * config/i386/i386.h (SECONDARY_MEMORY_NEEDED_MODE): New define.
897 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
899 * ifcvt.c (dead_or_predicable): Rename
900 df_simulate_one_insn_backwards to df_simulate_one_insn.
901 * recog.c (peephole2_optimize): Ditto.
902 * rtl-factoring.c (collect_pattern_seqs, clear_regs_live_in_seq):
904 * df.h: Rename df_simulate_one_insn_backwards to
905 df_simulate_one_insn. and delete df_simulate_one_insn_forwards.
906 * df-problems.c (df_simulate_artificial_refs_at_top) Reversed
907 scanning of defs and uses.
908 (df_simulate_one_insn_backwards): Renamed to df_simulate_one_insn.
909 (df_simulate_one_insn_forwards): Removed.
911 2008-05-16 Doug Kwan <dougkwan@google.com>
913 * real.c (real_to_decimal, real_to_hexadecimal): Distinguish
915 (real_from_string): Handle NaNs and Inf as approriate.
917 2008-05-16 Nathan Froyd <froydnj@codesourcery.com>
919 * doc/gty.texi (Source Files Containing Type Information): Note
920 that headers should appear first in the gtfiles list.
922 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
924 * tree.def (COND_EXEC): Properly documented this code.
926 2008-05-16 Diego Novillo <dnovillo@google.com>
928 * dwarf2asm.c (dw2_assemble_integer): Clarify comment.
929 * tree-nested.c (get_trampoline_type): Set DECL_CONTEXT for
932 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
934 * tree-ssa-dse (max_stmt_uid): Removed.
935 (get_stmt_uid, dse_possible_dead_store_p, dse_optimize_stmt,
936 tree_ssa_dse): Encapsulate all uses of stmt_ann->uid.
937 * tree-ssa-sccvn.c (compare_ops, init_scc_vn): Ditto.
938 * function.h (cfun.last_stmt_uid): New field.
939 * tree-flow-inline.h (set_gimple_stmt_uid, gimple_stmt_uid,
940 gimple_stmt_max_uid, set_gimple_stmt_max_uid, inc_gimple_stmt_max_uid):
942 * tree-dfa.c (renumber_gimple_stmt_uids): New function.
943 (create_stmt_ann): Initialize the ann->uid field.
944 * tree-ssa-pre.c (compute_avail): Encapsulate the stmt_ann->uid
946 * tree-flow.h (renumber_gimple_stmt_uids): New function.
948 2008-05-16 Nathan Froyd <froydnj@codesourcery.com>
950 * tree-flow.h (init_empty_tree_cfg_for_function): Declare.
951 * tree-cfg.c (init_empty_tree_cfg_for_function): Define.
952 (init_empty_tree_cfg): Call it.
954 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
956 * cfg.c (init_flow): Add argument THE_FUN. Use it instead of cfun.
959 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
961 * doc/invoke.text (-fdump-tree-*-verbose): New option.
962 * tree-dump.c (dump_options): New verbose option.
963 * tree-pretty-print.c (dump_phi_nodes, dump_generic_bb_buff):
965 * tree-pass.h (TDF_VERBOSE): New dump flag.
966 * print-tree.c (print_node): Added code to be able to print PHI_NODES.
967 (tree-flow.h): Added include.
968 * Makefile.in (print-tree.o): Added TREE_FLOW_H.
970 2008-05-16 Bernd Schmidt <bernd.schmidt@analog.com>
972 * config/bfin/bfin.c (bfin_discover_loops): Delete empty loops.
974 From Jie Zhang <jie.zhang@analog.com>
975 * config/bfin/t-bfin-elf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
976 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Remove mcpu=bf532-0.3,
977 mcpu=bf561-none and mcpu=bf561-0.2.
978 * config/bfin/t-bfin-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
979 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Likewise.
980 * config/bfin/t-bfin-linux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
981 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Likewise.
982 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add BFIN_CPU_UNKNOWN.
983 * config/bfin/elf.h (STARTFILE_SPEC): Use specific CRT for BF561.
984 (LIB_SPEC): Use proper linker script for bf561. Error if no mcpu
986 * config/bfin/bfin.c (bfin_cpu_type): Set to BFIN_CPU_UNKNOWN.
987 (cputype_selected): Remove.
988 (bfin_handle_option): Don't use cputype_selected.
989 (override_options): When no mcpu option, enable all workarounds.
990 Don't use bfin_workarounds.
991 * config/bfin/bfin.h (DRIVER_SELF_SPECS): Don't set default
993 (DEFAULT_CPU_TYPE): Don't define.
995 2008-05-16 Richard Guenther <rguenther@suse.de>
997 * tree-ssa-propagate.c (substitute_and_fold): Fix stmt walking
998 on deletion of the last stmt.
1000 2008-05-15 H.J. Lu <hongjiu.lu@intel.com>
1002 * config/i386/i386.c (ix86_expand_vector_init_general): Optimize
1003 V8HImode for SSE2 and V16QImode for SSE4.1.
1005 2008-05-15 Kenneth Zadeck <zadeck@naturalbridge.com>
1007 * cgraph.h (compute_inline_parameters): Made public.
1008 * tree-pass.h (ipa_opt_pass): Removed function_generate_summary,
1009 variable_generate_summary, function_write_summary,
1010 variable_write_summary, variable_read_summary. Added generate_summary,
1011 write_summary, read_summary.
1012 * cgraphunit.c (cgraph_process_new_functions): Changed call from
1013 pass_ipa_inline.function_generate_summary, to
1014 compute_inline_parameters.
1015 * ipa-inline.c (compute_inline_parameters): Made public and added
1017 (compute_inline_parameters_for_current): New function.
1018 (pass_inline_param): Now calls compute_inline_parameters_for_current.
1019 (inline_generate_summary): Removed parameter and made to loop over
1021 (pass_ipa_inline): Updated for new IPA_PASS structure.
1022 * passes.c (execute_ipa_summary_passes): Now is called once per
1023 pass rather than once per node*pass.
1025 2008-05-15 Anatoly Sokolov <aesok@post.ru>
1027 * config/avr/avr.c (avr_base_arch_macro, avr_have_movw_lpmx_p,
1028 avr_have_mul_p, avr_asm_only_p): Remove variables.
1029 (avr_override_options): Remove initialization of removed variables.
1030 (avr_file_start): Convert removed variables to fields of
1031 'struct base_arch_s *avr_current_arch'.
1032 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): (Ditto.).
1033 (AVR_HAVE_MUL): (Ditto.).
1034 (AVR_HAVE_MOVW): (Ditto.).
1035 (AVR_HAVE_LPMX): (Ditto.).
1036 (avr_base_arch_macro, avr_have_movw_lpmx_p, avr_have_mul_p,
1037 avr_asm_only_p): Remove declaration.
1039 2008-05-15 Diego Novillo <dnovillo@google.com>
1041 * config/arm/arm.c (arm_return_in_memory): Fix return type.
1042 * config/arm/arm-protos.h (arm_return_in_memory): Likewise.
1044 2008-05-15 Adam Nemet <anemet@caviumnetworks.com>
1047 * combine.c (check_conversion): Rename back to check_promoted_subreg.
1048 Don't call record_truncated_value from here.
1049 (record_truncated_value): Turn it into a for_each_rtx callback.
1050 (record_truncated_values): New function.
1051 (combine_instructions): Call note_uses with record_truncated_values.
1052 Change name of check_conversion to check_promoted_subreg.
1054 2008-05-15 Janis Johnson <janis187@us.ibm.com>
1056 * doc/sourcebuild.texi: Document support for torture tests.
1058 2008-05-15 Uros Bizjak <ubizjak@gmail.com>
1060 * config/i386/sse.md (*vec_concatv2sf_sse4_1): Add "m" constraint
1061 to alternative 4 of operand 2.
1063 2008-05-15 Richard Guenther <rguenther@suse.de>
1065 * tree-pass.h (current_pass): Declare.
1066 (get_pass_for_id): Likewise.
1067 * passes.c (passes_by_id, passes_by_id_size): New globals.
1068 (set_pass_for_id): New function.
1069 (get_pass_for_id): Likewise.
1070 (register_one_dump_file): Use set_pass_for_id to populate passes_by_id.
1071 (execute_function_todo): Flush per function statistics.
1072 * toplev.c (compile_file): Init statistics.
1073 (general_init): Do early statistics initialization.
1074 (finalize): Finish statistics.
1075 * statistics.h (statistics_early_init): Declare.
1076 (statistics_init): Likewise.
1077 (statistics_fini): Likewise.
1078 (statistics_fini_pass): Likewise.
1079 (statistics_counter_event): Likewise.
1080 (statistics_histogram_event): Likewise.
1081 * statistics.c: New file.
1082 * Makefile.in (OBJS-common): Add statistics.o.
1083 (statistics.o): Add dependencies.
1084 * doc/invoke.texi (-fdump-statistics): Document.
1086 * tree-ssa-pre.c (compute_antic): Use statistics_histogram_event.
1088 (execute_pre): Use statistics_counter_event.
1089 * tree-ssa-propagate.c (struct prop_stats_d): Add num_dce field.
1090 (substitute_and_fold): Increment it. Use statistics_counter_event.
1092 2008-05-15 Diego Novillo <dnovillo@google.com>
1094 http://gcc.gnu.org/ml/gcc-patches/2008-05/msg00893.html
1096 * treestruct.def (TS_STRUCT_FIELD_TAG): Remove.
1097 * tree-ssa-alias.c (new_type_alias): Remove references to
1098 sub-variables from comment.
1099 * tree-ssa-operands.c (swap_tree_operands): Likewise.
1101 2008-05-15 H.J. Lu <hongjiu.lu@intel.com>
1103 * config/i386/sse.md (*vec_concatv2sf_sse4_1): Set prefix_extra
1104 attribute to 1 only for insertps alternative.
1106 2008-05-15 Bernd Schmidt <bernd.schmidt@analog.com>
1108 * config/bfin/bfin.md (loadbytes): New pattern.
1109 * config/bfin/bfin.c (enum bfin_builtins): Add BFIN_BUILTIN_LOADBYTES.
1110 (bfin_init_builtins): Initialize it.
1111 (bdesc_1arg): Add it.
1113 2008-05-15 Sa Liu <saliu@de.ibm.com>
1115 * testsuite/gfortran.dg/c_kind_int128_test1.f03: New.
1116 * testsuite/gfortran.dg/c_kind_int128_test2.f03: New.
1117 * testsuite/lib/target-supports.exp: Add
1118 check_effective_target_fortran_integer_16.
1120 2008-05-15 Bernd Schmidt <bernd.schmidt@analog.com>
1122 * config/bfin/bfin.h (TARGET_RETURN_IN_MEMORY): Don't define here.
1123 * config/bfin/bfin-protos.h (bfin_return_in_memory): Don't declare.
1124 * config/bfin/bfin.c (bfin_return_in_memory): Now static. Return bool.
1125 (TARGET_RETURN_IN_MEMORY): Define.
1127 2008-05-15 Richard Guenther <rguenther@suse.de>
1130 * tree-ssa-alias.c (new_type_alias): Do not set TREE_READONLY.
1131 * tree-flow-inline.h (unmodifiable_var_p): Memory tags never
1132 represent unmodifiable vars.
1134 2008-05-15 Richard Guenther <rguenther@suse.de>
1136 * tree-dfa.c (refs_may_alias_p): Allow all kinds of
1137 INDIRECT_REF and TARGET_MEM_REF.
1138 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
1141 2008-05-15 Uros Bizjak <ubizjak@gmail.com>
1142 H.J. Lu <hongjiu.lu@intel.com>
1144 * config/i386/sse.md (*vec_concatv2sf_sse4_1): New insn pattern.
1145 (*vec_concatv2si_sse4_1): Use vector_move_operand predicate
1146 for operand 2. Remove pinsr{q,d} with 0x0 immediate operand from
1147 insn alternatives. Add missing alternatives.
1148 (*vec_concatv2di_rex64_sse4_1): Likewise.
1149 (*vec_concatv2si_sse2): Use "x" register constraint instead of "Y2".
1150 (*vec_concatv2di_rex64_sse): Rename from *vec_concatv2di_rex64.
1153 2008-05-15 Richard Guenther <rguenther@suse.de>
1155 PR tree-optimization/36009
1156 PR tree-optimization/36204
1157 * tree-ssa-loop-im.c (tree-ssa-propagate.h): Include.
1158 (determine_invariantness_stmt): Record the loop a store is
1160 * Makefile.in (tree-ssa-loop-im.o): Add tree-ssa-propagate.h
1163 2008-05-15 Richard Guenther <rguenther@suse.de>
1165 PR tree-optimization/34330
1166 * tree-ssa-alias.c (get_smt_for): Only assert that accesses
1167 through the pointer will alias the SMT.
1169 2008-05-14 Andreas Tobler <a.tobler@schweiz.org>
1171 * config/sparc/sparc.h (NO_PROFILE_COUNTERS): Define as 0.
1173 2008-05-14 H.J. Lu <hongjiu.lu@intel.com>
1175 * config/i386/sse.md (*sse4_1_pinsrq): Make it 64bit only.
1177 2008-05-14 Michael Meissner <michael.meissner@amd.com>
1178 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
1180 * optabs.h (optab_index): Add OTI_vashl, OTI_vlshr, OTI_vashr,
1181 OTI_vrotl, OTI_vrotr to support vector/vector shifts.
1182 (vashl_optab): New optab for vector/vector shifts.
1183 (vashr_optab): Ditto.
1184 (vlshr_optab): Ditto.
1185 (vrotl_optab): Ditto.
1186 (vrotr_optab): Ditto.
1187 (optab_subtype): New enum for optab_for_tree_code call.
1188 (optab_for_tree_code): Add enum optab_subtype argument.
1190 * optabs.c (optab_for_tree_code): Take an additional argument to
1191 distinguish between a vector shift by a scalar and vector shift by
1192 a vector. Make lshr/ashr/ashl/rotl/rotr optabs just vector
1193 shifted by a scalar. Use vlshr/vashr/vashl/vrotl/vrotr for the
1194 vector shift by a vector.
1195 (expand_widen_pattern_expr): Pass additional argument to
1196 optab_for_tree_code.
1198 * genopinit.c (optabs): Add vashr_optab, vashl_optab, vlshr_optab,
1199 vrotl_optab, vrotr_optab.
1201 * expr.c (expand_expr_real_1): Update calls to
1202 optab_for_tree_code to distinguish between vector shifted by a
1203 scalar and vector shifted by a vector.
1204 * tree-vectorizer.c (supportable_widening_operation): Ditto.
1205 (supportable_narrowing_operation): Ditto.
1206 * tree-vect-analyze.c (vect_build_slp_tree): Ditto.
1207 * tree-vect-patterns.c (vect_pattern_recog_1): Ditto.
1208 * tree-vect-transform.c (vect_model_reduction_cost): Ditto.
1209 (vect_create_epilog_for_reduction): Ditto.
1210 (vectorizable_reduction): Ditto.
1211 (vectorizable_operation): Ditto.
1212 (vect_strided_store_supported): Ditto.
1213 (vect_strided_load_supported): Ditto.
1214 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
1215 * expmed.c (expand_shift): Ditto.
1217 * doc/md.texi (ashl@var{m}3): Document that operand 2 is always a
1219 (ashr@var{m}3): Ditto.
1220 (vashl@var{m}3): Document new vector/vector shift standard name.
1221 (vashr@var{m}3): Ditto.
1222 (vlshr@var{m}3): Ditto.
1223 (vrotl@var{m}3): Ditto.
1224 (vrotr@var{m}3): Ditto.
1226 * config/i386/i386.md (PPERM_SRC): Move PPERM masks here from i386.c.
1227 (PPERM_INVERT): Ditto.
1228 (PPERM_REVERSE): Ditto.
1229 (PPERM_REV_INV): Ditto.
1230 (PPERM_ZERO): Ditto.
1231 (PPERM_ONES): Ditto.
1232 (PPERM_SIGN): Ditto.
1233 (PPERM_INV_SIGN): Ditto.
1234 (PPERM_SRC1): Ditto.
1235 (PPERM_SRC2): Ditto.
1237 * config/i386/sse.md (mulv2di3): Add SSE5 support.
1238 (sse5_pmacsdql_mem): New SSE5 define_and_split that temporarily
1239 allows a memory operand to be the value being added, and split it
1240 to improve vectorization.
1241 (sse5_pmacsdqh_mem): Ditto.
1242 (sse5_mulv2div2di3_low): SSE5 32-bit multiply and extend function.
1243 (sse5_mulv2div2di3_high): Ditto.
1244 (vec_pack_trunc_v8hi): Add SSE5 pperm support.
1245 (vec_pack_trunc_v4si): Ditto.
1246 (vec_pack_trunc_v2di): Ditto.
1247 (sse5_pcmov_<mode>): Remove code that tried to use use
1248 andps/andnps instead of pcmov.
1249 (vec_widen_smult_hi_v4si): If we have SSE5, use the pmacsdql and
1250 pmacsdqh instructions.
1251 (vec_widen_smult_lo_v4si): Ditto.
1253 * config/i386/i386.c (PPERM_SRC): Move PPERM masks to i386.md.
1254 (PPERM_INVERT): Ditto.
1255 (PPERM_REVERSE): Ditto.
1256 (PPERM_REV_INV): Ditto.
1257 (PPERM_ZERO): Ditto.
1258 (PPERM_ONES): Ditto.
1259 (PPERM_SIGN): Ditto.
1260 (PPERM_INV_SIGN): Ditto.
1261 (PPERM_SRC1): Ditto.
1262 (PPERM_SRC2): Ditto.
1263 (ix86_expand_sse_movcc): Move the SSE5 test after the if
1265 (ix86_expand_int_vcond): If SSE5 generate all possible integer
1267 (ix86_sse5_valid_op_p): Allow num_memory to be negative, which
1268 says ignore whether the last reference is a memory operand.
1270 2008-05-14 Michael Meissner <michael.meissner@amd.com>
1271 Paolo Bonzini <bonzini at gnu dot org>
1273 * config/rs6000/rs6000.c (bdesc_2arg): Change the names of vector
1276 * config/rs6000/altivec.md (vashl<mode>3): Rename from ashl<mode>3.
1277 (vlshr<mode>3): Rename from vlshr<mode>3.
1278 (vashr<mode>3): Rename from vashr<mode>3.
1279 (mulv4sf3): Change the names of vector shift patterns.
1283 * config/spu/spu.c (spu_initialize_trampoline): Rename vector
1286 * config/spu/spu-builtins.def (SI_SHLH): Rename vector shift insns.
1311 * config/spu/spu.md (v): New iterator macro to add v for vector types.
1312 (floatunssidf2_internal): Change vector/vector shift names.
1313 (floatunsdidf2_internal): Ditto.
1320 (vashl<mode>3): Rename from ashl<mode>3.
1321 (vashr<mode>3): Rename from ashr<mode>3.
1322 (vlshr<mode>3): Rename from lshr<mode>3.
1323 (vrotl<mode>3): Rename from rotl<mode>3.
1325 2008-05-14 Michael Meissner <michael.meissner@amd.com>
1328 * config/i386/sse.md (vec_widen_smult_hi_v4si): Delete, using unsigned
1329 multiply gives the wrong value when doing widening multiplies.
1330 (vec_widen_smult_lo_v4si): Ditto.
1332 2008-05-14 Kenneth Zadeck <zadeck@naturalbridge.com>
1334 * optabs.c (prepare_cmp_insn): Changed LCT_PURE_MAKE_BLOCK to
1335 LCT_PURE and LCT_CONST_MAKE_BLOCK to LCT_CONST in calls to
1336 emit_library_call_value.
1337 * builtins.c (expand_builtin_powi, expand_builtin_memcmp): Ditto.
1338 * tree.h (ECF_LIBCALL_BLOCK): Removed.
1339 * calls.c (initialize_argument_information, precompute_arguments,
1340 expand_call, emit_library_call_value_1): Remove ECF_LIBCALL_BLOCK.
1341 (precompute_arguments): Removed flags parameter.
1342 * rtl.h (LCT_CONST_MAKE_BLOCK, LCT_PURE_MAKE_BLOCK): Removed.
1344 2008-05-14 Richard Guenther <rguenther@suse.de>
1346 * tree-ssa-dse.c (dse_possible_dead_store_p): Remove dead code.
1347 Make sure to register the store if the use is a PHI_NODE.
1349 2008-05-14 Olivier Hainque <hainque@adacore.com>
1351 * expr.c (expand_expr_real_1) <normal_inner_ref>: Force op0 to
1352 memory if the component is to be referenced in BLKmode according
1353 to get_inner_reference.
1355 2008-05-14 Adam Nemet <anemet@caviumnetworks.com>
1357 * calls.c (emit_library_call_value_1): Restore code clearing
1358 ECF_LIBCALL_BLOCK to ensure that we only call end_sequence once.
1360 2008-05-14 Olivier Hainque <hainque@adacore.com>
1361 Nicolas Roche <roche@adacore.com>
1363 * configure.ac: Add support for a "gcc_subdir" variable in
1364 config-lang.in, to denote a subdirectory where the language/GCC
1365 integration files are to be found.
1366 * configure: Regenerate.
1368 2008-05-14 Ira Rosen <irar@il.ibm.com>
1370 PR tree-optimization/36098
1371 * tree-vect-analyze.c (vect_analyze_group_access): Set the gap
1372 value for the first load in the group in case of a gap.
1373 (vect_build_slp_tree): Check that there are no gaps in loads.
1375 2008-05-14 Kenneth Zadeck <zadeck@naturalbridge.com>
1377 * doc/rtl.texi: Removed reference to REG_NO_CONFLICT notes.
1378 * optabs.c (expand_binop, expand_absneg_bit, expand_unop,
1379 expand_copysign_bit, ): Change call to emit_no_conflict_block to
1380 emit_insn and remove unneeded code to construct extra args.
1381 (emit_no_conflict_block): Removed.
1382 * optabls.h: (emit_no_conflict_block): Removed.
1383 * cse.c (cse_extended_basic_block): Remove search for
1384 REG_NO_CONFLICT note.
1385 * global.c: Removed incorrect comment added in revision 117.
1386 * expr.c (convert_move): Change call to emit_no_conflict_block to
1388 * recog.c: Change comments so that they do not mention
1390 * local_alloc.c (combine_regs): Removed last parameter.
1391 (no_conflict_p): Removed.
1392 (block_alloc): Removed note, no_conflict_combined_regno and set
1393 local vars. Removed all code to process REG_NO_CONFLICT blocks.
1394 (combine_regs): Removed already_dead and code to look for
1395 REG_NO_CONFLICT notes.
1396 * lower_subreg (remove_retval_note): Removed code to look for
1397 REG_NO_CONFLICT block.
1398 (resolve_reg_notes): Removed REG_NO_CONFLICT case.
1399 (resolve_clobber): Remove code to process libcalls that have
1400 REG_NO_CONFLICT notes.
1401 * loop_invariant.c (find_invariant_insn): Removed REG_NO_CONFLICT
1403 * combine.c (can_combine_p, distribute_notes): Removed
1404 REG_NO_CONFLICT case.
1405 * config/cris/cris.md (movdi pattern): Changed emit_no_conflict_block
1407 * config/mn10300/mn10300.md (absdf2, negdf2 patterns): Ditto.
1408 * config/m68k/m68k.md (negdf2, negxf2, absdf2, absxf2 patterns):
1410 * reg-notes.def (NO_CONFLICT): Removed.
1412 2008-05-14 David S. Miller <davem@davemloft.net>
1414 * config/sparc/sparc.c (sparc_profile_hook): If
1415 NO_PROFILE_COUNTERS, don't generate and pass a label into mcount.
1416 * config/sparc/linux.h (NO_PROFILE_COUNTERS): Define as 1.
1417 * config/sparc/linux64.h (NO_PROFILE_COUNTERS): Likewise.
1419 2008-05-14 Andreas Krebbel <krebbel1@de.ibm.com>
1421 * cse.c (cse_cc_succs): Invoke delete_insn_and_edges.
1423 2008-05-13 Uros Bizjak <ubizjak@gmail.com>
1426 * config/i386/i386.c (ix86_expand_vector_init_general): Rearrange op0
1427 and op1 expansion before vector concat to have less live pseudos.
1429 2008-05-13 H.J. Lu <hongjiu.lu@intel.com>
1431 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
1432 ix86_expand_vector_set if supported.
1434 2008-05-13 Diego Novillo <dnovillo@google.com>
1435 Kenneth Zadeck <zadeck@naturalbridge.com>
1437 http://gcc.gnu.org/ml/gcc-patches/2008-05/msg00748.html
1439 * tree.h (init_phinodes, fini_phinodes, release_phi_node,
1440 phinodes_print_statistics, init_ssanames, fini_ssanames,
1441 make_ssa_name, duplicate_ssa_name, duplicate_ssa_name_ptr_info,
1442 release_ssa_name, release_defs, replace_ssa_name_symbol,
1443 ssanames_print_statistics): Move ...
1444 * tree-flow.h: ... here.
1445 * tree-ssanames.c (init_ssanames): Add arguments FN and SIZE.
1446 Use FN instead of cfun.
1447 (make_ssa_name_fn): Rename from make_ssa_name.
1448 (pass_release_ssa_names): Add TODO_dump_func to finish flags.
1449 * tree-flow-inline.h (make_ssa_name): Move from
1450 tree-ssanames.c. Convert to static inline. Call make_ssa_name_fn.
1451 * omp-low.c (expand_omp_parallel):
1452 * tree-flow-inline.h (redirect_edge_var_map_result):
1453 * tree-ssa.c (init_tree_ssa): Add argument FN.
1454 Use it instead of cfun. Update all users.
1456 2008-05-13 Tom Tromey <tromey@redhat.com>
1458 PR preprocessor/22168:
1459 * doc/cpp.texi (Top): Update menu.
1460 (Alternatives to Wrapper #ifndef): New node.
1461 (Other Directives): Document deprecation.
1462 (Obsolete Features): Remove menu.
1463 (Assertions): Merge node into Obsolete Features.
1464 (Obsolete once-only headers): Move earlier; rename to Alternatives
1466 * doc/cppopts.texi: Update.
1467 * c.opt (Wdeprecated): Enable for C and ObjC.
1468 * doc/invoke.texi (Option Summary): Move -Wno-deprecated.
1469 (C++ Dialect Options): Move -Wno-deprecated from here to...
1470 (Warning Options): ... here.
1472 2008-05-13 Richard Guenther <rguenther@suse.de>
1475 * fold-const.c (fold_sign_changed_comparison): Do not allow
1476 changes in pointer-ness.
1478 2008-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
1481 * config/sh/sh.c (sh_expand_prologue): Don't clear
1482 RTX_FRAME_RELATED_P for push insns.
1484 2008-05-12 Andy Hutchinson <hutchinsonandy@aim.com>
1486 * config/avr/avr.h (MAX_OFILE_ALIGNMENT): Define.
1488 2008-05-12 Anatoly Sokolov <aesok@post.ru>
1490 * config/avr/avr.h (machine_function): Add 'is_leaf' field.
1491 * config/avr/avr.c (avr_regs_to_save): Compute 'machine->is_leaf'.
1492 Use 'machine->is_leaf' instead of 'leaf_func_p'.
1494 2008-05-12 H.J. Lu <hongjiu.lu@intel.com>
1496 * config/i386/sse.md (*sse_concatv4sf): Renamed to ...
1497 (*vec_concatv4sf_sse): This.
1498 (*sse2_concatv2si): Renamed to ...
1499 (*vec_concatv2si_sse2): This.
1500 (*sse1_concatv2si): Renamed to ...
1501 (*vec_concatv2si_sse): This.
1502 (*vec_concatv2di_rex): Renamed to ...
1503 (*vec_concatv2di_rex64): This.
1504 (*vec_concatv2si_sse4_1): New.
1505 (*vec_concatv2di_rex64_sse4_1): Likewise.
1507 2008-05-12 Uros Bizjak <ubizjak@gmail.com>
1509 PR rtl-optimization/36111
1510 * recog.c (validate_replace_rtx_1): Unshare new RTL expression
1511 that was created for swappable operands.
1513 2008-05-12 Samuel Tardieu <sam@rfc1149.net>
1516 * Makefile.in: Substitute GNATMAKE and GNATBIND.
1517 * configure.ac: Add call to ACX_PROG_GNAT.
1519 2008-05-11 Volker Reichelt <v.reichelt@netcologne.de>
1521 * optc-gen.awk: Fix comment typo.
1523 2008-05-11 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
1525 * pretty-print.c (pp_integer_with_precision): Use
1526 HOST_LONG_LONG_FORMAT.
1528 2008-05-10 Kenneth Zadeck <zadeck@naturalbridge.com>
1530 * gcse.c (store_killed_in_insn): Negated call to RTL_CONST_CALL_P.
1532 2008-05-10 H.J. Lu <hongjiu.lu@intel.com>
1534 * config/i386/i386.c (bdesc_ptest): Removed.
1535 (ix86_builtin_type): Add INT_FTYPE_V2DI_V2DI_PTEST.
1536 (bdesc_args): Add __builtin_ia32_ptestz128,
1537 __builtin_ia32_ptestc128 and __builtin_ia32_ptestnzc128.
1538 (ix86_init_mmx_sse_builtins): Updated.
1539 (ix86_expand_args_builtin): Handle INT_FTYPE_V2DI_V2DI_PTEST.
1540 (ix86_expand_builtin): Updated.
1542 2008-05-10 Richard Sandiford <rdsandiford@googlemail.com>
1544 * tree-cfg.c (valid_fixed_convert_types_p): New function.
1545 (verify_gimple_expr): Handle FIXED_CONVERT_EXPR.
1547 2008-05-10 Uros Bizjak <ubizjak@gmail.com>
1549 * value-prof.c (interesting_stringop_to_profile): Do not
1550 return early for BUILT_IN_MEMPCPY.
1552 2008-05-09 H.J. Lu <hongjiu.lu@intel.com>
1554 * calls.c (expand_call): Don't use callgraph to increase
1555 preferred_stack_boundary.
1557 * cgraph.h (cgraph_rtl_info): Use unsigned on
1558 preferred_incoming_stack_boundary.
1560 * final.c (rest_of_clean_state): Use unsigned on
1561 preferred_stack_boundary.
1563 2008-05-09 Tom Tromey <tromey@redhat.com>
1565 PR preprocessor/22231:
1566 * c-opts.c (sanitize_cpp_opts): Disallow -MG if compilation is
1569 2008-05-09 Uros Bizjak <ubizjak@gmail.com>
1571 PR tree-optimization/36129
1572 * tree-ssa-ccp.c: Include value-prof.h.
1573 (execute_fold_all_builtins): Call gimple_remove_stmt_histograms if
1574 built-in function was folded to a constant.
1575 * Makefile.in (tree-ssa-ccp.c): Depend on value-prof.h
1577 2008-05-09 Jan Sjodin <jan.sjodin@amd.com>
1578 Sebastian Pop <sebastian.pop@amd.com>
1580 * tree-scalar-evolution.c: Document instantiate_scev.
1581 (instantiate_parameters_1): Renamed instantiate_scev_1.
1582 Don't use the same loop for instantiation_loop and evolution_loop.
1583 (instantiate_scev): New.
1584 (instantiate_parameters): Moved...
1585 (resolve_mixers): Update call to instantiate_scev_1 to pass the
1586 same loop twice. Maintains the semantics for this function.
1587 * tree-scalar-evolution.h (instantiate_scev): Declare.
1588 (instantiate_parameters): ...here. Now static inline.
1589 * tree-data-ref.c (dr_analyze_indices): Call instantiate_scev
1590 instead of resolve_mixers.
1592 2008-05-09 Maxim Kuvyrkov <maxim@codesourcery.com>
1594 * rtl-factoring.c (collect_pattern_seqs): Fix typo.
1596 2008-05-09 Tomas Bily <tbily@suse.cz>
1598 * config/pa/pa.c (reloc_needed): Use CASE_CONVERT.
1599 * tree-cfg.c (verify_expr, verify_gimple_expr): Likewise.
1600 * tree-ssa-structalias.c (get_constraint_for): Likewise.
1601 * c-common.c (c_common_truthvalue_conversion): Likewise.
1602 * tree-object-size.c (compute_object_offset): Likewise.
1603 * tree-inline.c (estimate_num_insns_1): Likewise.
1604 * varasm.c (const_hash_1, compare_constant, copy_constant)
1605 (compute_reloc_for_constant, output_addressed_constants)
1606 (initializer_constant_valid_p): Likewise.
1607 * c-omp.c (check_omp_for_incr_expr): Likewise.
1608 * gimplify.c (gimplify_expr): Likewise.
1609 * c-typeck.c (c_finish_return): Likewise.
1610 * tree-vectorizer.c (supportable_widening_operation)
1611 (supportable_narrowing_operation): Likewise.
1612 * c-pretty-print.c (pp_c_cast_expression, pp_c_expression): Likewise.
1613 * matrix-reorg.c (can_calculate_expr_before_stmt): Likewise.
1614 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
1615 * dwarf2out.c (loc_descriptor_from_tree_1, add_bound_info)
1616 (descr_info_loc): Likewise.
1617 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Likewise.
1618 * fold-const.c (operand_equal_p, make_range, extract_muldiv_1)
1619 (fold_unary): Likewise.
1620 * builtins.c (get_pointer_alignment): Likewise.
1621 * tree-scalar-evolution.c (interpret_rhs_modify_stmt)
1622 (instantiate_parameters_1): Likewise.
1623 * tree.c (expr_align, stabilize_reference): Likewise.
1624 * tree-pretty-print.c (dump_generic_node, op_prio): Likewise.
1625 * tree-ssa-loop-niter.c (derive_constant_upper_bound): Likewise.
1626 * convert.c (strip_float_extensions): Use CONVERT_EXPR_P.
1627 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Likewise.
1628 * config/alpha/alpha.c (va_list_skip_additions): Likewise.
1629 * c-common.c (c_alignof_expr, check_function_arguments_recurse):
1631 * tree-ssa.c (tree_ssa_useless_type_conversion): Likewise.
1632 * varasm.c (initializer_constant_valid_p, output_constant): Likewise.
1633 * tree-ssa-forwprop.c (get_prop_source_stmt, can_propagate_from)
1634 (forward_propagate_addr_expr_1, forward_propagate_addr_expr)
1635 (forward_propagate_comparison)
1636 (tree_ssa_forward_propagate_single_use_vars): Likewise.
1637 * cfgexpand.c (discover_nonconstant_array_refs_r): Likewise.
1638 * emit-rtl.c (component_ref_for_mem_expr)
1639 (set_mem_attributes_minus_bitpos): Likewise.
1640 * tree-ssa-phiopt.c (conditional_replacement): Likewise.
1641 * gimplify.c (gimplify_conversion, goa_lhs_expr_p, gimplify_expr):
1643 * c-typeck.c (default_function_array_conversion, build_indirect_ref)
1644 (build_function_call, pointer_diff, build_compound_expr)
1645 (c_finish_return): Likewise.
1646 * tree-vect-analyze.c (vect_determine_vectorization_factor): Likewise.
1647 * matrix-reorg.c (get_inner_of_cast_expr, may_flatten_matrices_1):
1649 * tree-ssa-ifcombine.c (recognize_single_bit_test): Likewise.
1650 * expr.c (is_aligning_offset): Likewise.
1651 * tree-ssa-alias.c (is_escape_site): Likewise.
1652 * tree-stdarg.c (va_list_counter_bump, check_va_list_escapes)
1653 (check_all_va_list_escapes): Likewise.
1654 * tree-ssa-loop-ivopts.c (determine_base_object)
1655 (determine_common_wider_type): Likewise.
1656 * dojump.c (do_jump): Likewise.
1657 * tree-ssa-sccvn.c (simplify_unary_expression): Likewise.
1658 * tree-gimple.c (is_gimple_cast): Likewise.
1659 * fold-const.c (decode_field_reference, )
1660 (fold_sign_changed_comparison, fold_unary, fold_comparison)
1661 (fold_binary): Likewise.
1662 * tree-ssa-alias-warnings.c (find_alias_site_helper)
1663 (already_warned_in_frontend_p): Likewise.
1664 * builtins.c (get_memory_rtx, fold_builtin_next_arg): Likewise.
1665 * tree.c (really_constant_p, get_unwidened): Likewise.
1666 * tree-ssa-loop-niter.c (expand_simple_operations): Likewise.
1667 * tree-ssa-loop-im.c (rewrite_bittest): Likewise.
1668 * tree-vrp.c (register_edge_assert_for_2, register_edge_assert_for_1):
1670 * tree.h (STRIP_NOPS, STRIP_SIGN_NOPS, STRIP_TYPE_NOPS): Use
1672 (CONVERT_EXPR_P): Define.
1673 (CASE_CONVERT): Define.
1675 2008-05-08 Kenneth Zadeck <zadeck@naturalbridge.com>
1678 * dce.c (deletable_insn_p): Do not delete calls if df_in_progress.
1679 (delete_unmarked_insns): When deleting a call, call
1680 delete_unreachable_blocks.
1681 * rtl.texi (RTL_CONST_CALL_P, RTL_PURE_CALL_P,
1682 RTL_CONST_OR_PURE_CALL_P, RTL_LOOPING_CONST_OR_PURE_CALL_P): Fixed doc.
1684 2008-05-08 Richard Guenther <rguenther@suse.de>
1686 * doc/invoke.texi (-fdump-tree-salias): Remove documentation.
1687 (-ftree-salias): Likewise.
1688 (salias-max-implicit-fields): Remove param documentation.
1689 (salias-max-array-elements): Likewise.
1690 * tree-pass.h (pass_create_structure_vars): Remove.
1691 * params.h (SALIAS_MAX_IMPLICIT_FIELDS): Remove.
1692 (SALIAS_MAX_ARRAY_ELEMENTS): Likewise.
1693 * tree-ssa-alias.c (create_structure_vars): Remove.
1694 (gate_structure_vars): Likewise.
1695 (pass_create_structure_vars): Likewise.
1696 (gate_build_alias): Likewise.
1697 (pass_build_alias): Adjust to run always and dump the function.
1698 * common.opt (ftree-salias): Hide.
1699 * passes.c (init_optimization_passes): Remove
1700 pass_create_structure_vars, adjust comment.
1701 * params.def (PARAM_SALIAS_MAX_IMPLICIT_FIELDS): Remove.
1702 (PARAM_SALIAS_MAX_ARRAY_ELEMENTS): Likewise.
1703 * opts.c (decode_options): Do not set flag_tree_salias.
1704 (common_handle_option): Add OPT_ftree_salias to the backward
1705 compatibility section.
1707 2008-05-08 Richard Guenther <rguenther@suse.de>
1709 * tree-flow-inline.h (var_can_have_subvars): Move ...
1710 * tree-ssa-structalias.c (var_can_have_subvars): ... here.
1711 * tree-flow.h (var_can_have_subvars): Remove.
1712 (push_fields_onto_fieldstack): Remove.
1713 (sort_fieldstack): Likewise.
1714 (struct fieldoff): Move ...
1715 * tree-ssa-structalias.c (struct fieldoff): ... here. Remove
1716 alias_set and base_for_components fields.
1717 (sort_fieldstack): Make static.
1718 (push_fields_onto_fieldstack): Likewise. Remove code that
1719 handles anything but RECORD_TYPEs. Remove alias_set and
1720 base_for_components handling.
1721 (create_variable_info_for): Adjust.
1723 2008-05-08 Seongbae Park <seongbae.park@gmail.com>
1725 * common.opt (Wframe-larger-than=): Shorten the help message
1727 * doc/invoke.texi (Wframe-larger-than=): Add more description.
1729 2008-05-08 Rafael Espindola <espindola@google.com>
1731 * tree-complex.c (expand_complex_div_wide): Don't create CONDs that
1733 * tree-gimple.c (is_gimple_condexpr): Check that the expression doesn't
1734 trap and that both operands are gimple values.
1735 (canonicalize_cond_expr_cond): Use is_gimple_condexpr.
1736 * gcc/tree-eh.c (tree_could_trap_p): Correctly detect if a comparison
1739 2008-05-08 Richard Sandiford <rsandifo@nildram.co.uk>
1741 * read-rtl.c (join_c_conditions): Return the first string if the
1742 two strings are equal.
1744 2008-05-08 Richard Sandiford <rsandifo@nildram.co.uk>
1746 * gensupport.h (pred_data): Add a "num_codes" field.
1747 (add_predicate_code): Declare.
1748 * gensupport.c (add_predicate_code): New function.
1749 (std_pred_table): Add an "allows_const_p" field.
1750 (std_preds): Set this field for predicates that allow RTX_CONST_OBJs.
1751 Remove the (incomplete) list of such codes from the codes field.
1752 (init_predicate_table): Use add_predicate_code. Add all
1753 RTX_CONST_OBJs if allows_const_p is true.
1754 * genrecog.c (process_define_predicate): Use add_predicate_code.
1756 2008-05-08 David Daney <ddaney@avtrex.com>
1757 Richard Sandiford <rsandifo@nildram.co.uk>
1759 * config/mips/mips.md (mips_expand_compare_and_swap_12): Handle
1760 special case of constant zero operands.
1761 * config/mips/mips.c (mips_expand_compare_and_swap_12): Zero extend
1762 old and new values. Special case constant zero values.
1763 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP): Skip 'sync' if compare
1765 (MIPS_COMPARE_AND_SWAP_12): Handle constant zero operands.
1766 (MIPS_COMPARE_AND_SWAP_12_0): New macro.
1768 2008-05-08 Paolo Bonzini <bonzini@gnu.org>
1771 * simplify-rtx.c (simplify_plus_minus): Create CONST of
1772 similar RTX_CONST_OBJ before CONST_INT.
1774 2008-05-08 Steve Ellcey <sje@cup.hp.com>
1776 * stmt.c (expand_stack_restore): Change sa mode if needed.
1778 2008-05-08 Richard Guenther <rguenther@suse.de>
1780 * config/i386/i386-protos.h (ix86_return_in_memory): Adjust
1781 return type to bool.
1782 (ix86_sol10_return_in_memory): Likewise.
1783 (ix86_i386elf_return_in_memory): Likewise.
1784 (ix86_i386interix_return_in_memory): Likewise.
1785 * config/i386/i386.c (ix86_return_in_memory): Likewise.
1786 (ix86_sol10_return_in_memory): Likewise.
1787 (ix86_i386elf_return_in_memory): Likewise.
1788 (ix86_i386interix_return_in_memory): Likewise.
1790 2008-05-08 Kai Tietz <kai.tietz@onevision.com>
1793 * calls.c (compute_argument_block_size ): Add ATTRIBUTE_UNUSED to
1795 (emit_library_call_value_1): Add ATTRIBUTE_UNUSED to variable fndecl.
1796 * target-def.h: Check that TARGET_RETURN_IN_MEMORY isn't
1799 2008-05-08 Richard Guenther <rguenther@suse.de>
1801 * tree-data-ref.c (dr_analyze_alias): Do not set DR_SUBVARS.
1802 * tree-data-ref.h (struct dr_alias): Remove subvars field.
1803 (DR_SUBVARS): Remove.
1804 * tree-dfa.c (dump_subvars_for): Remove.
1805 (debug_subvars_for): Likewise.
1806 (dump_variable): Do not dump subvars.
1807 (remove_referenced_var): Do not remove subvars.
1808 * tree-flow-inline.h (clear_call_clobbered): SFTs no longer exist.
1809 (lookup_subvars_for_var): Remove.
1810 (get_subvars_for_var): Likewise.
1811 (get_subvars_at): Likewise.
1812 (get_first_overlapping_subvar): Likewise.
1813 (overlap_subvar): Likewise.
1814 * tree-flow.h (subvar_t): Remove.
1815 (struct var_ann_d): Remove subvars field.
1816 * tree-ssa-alias.c (mark_aliases_call_clobbered): Remove queued
1817 argument. Remove special handling of SFTs.
1818 (compute_tag_properties): Likewise.
1819 (set_initial_properties): Likewise.
1820 (compute_call_clobbered): Likewise.
1821 (count_mem_refs): Likewise.
1822 (compute_memory_partitions): Likewise.
1823 (compute_flow_insensitive_aliasing): Likewise.
1824 (setup_pointers_and_addressables): Likewise.
1825 (new_type_alias): Likewise.
1826 (struct used_part): Remove.
1827 (used_portions): Likewise.
1828 (struct used_part_map): Likewise.
1829 (used_part_map_eq): Likewise.
1830 (used_part_map_hash): Likewise.
1831 (free_used_part_map): Likewise.
1832 (up_lookup): Likewise.
1833 (up_insert): Likewise.
1834 (get_or_create_used_part_for): Likewise.
1835 (create_sft): Likewise.
1836 (create_overlap_variables_for): Likewise.
1837 (find_used_portions): Likewise.
1838 (create_structure_vars): Likewise.
1839 * tree.def (STRUCT_FIELD_TAG): Remove.
1840 * tree.h (MTAG_P): Adjust.
1841 (struct tree_memory_tag): Remove base_for_components and
1842 unpartitionable flags.
1843 (struct tree_struct_field_tag): Remove.
1844 (SFT_PARENT_VAR): Likewise.
1845 (SFT_OFFSET): Likewise.
1846 (SFT_SIZE): Likewise.
1847 (SFT_NONADDRESSABLE_P): Likewise.
1848 (SFT_ALIAS_SET): Likewise.
1849 (SFT_UNPARTITIONABLE_P): Likewise.
1850 (SFT_BASE_FOR_COMPONENTS_P): Likewise.
1851 (union tree_node): Remove sft field.
1852 * alias.c (get_alias_set): Remove special handling of SFTs.
1853 * print-tree.c (print_node): Remove handling of SFTs.
1854 * tree-dump.c (dequeue_and_dump): Likewise.
1855 * tree-into-ssa.c (mark_sym_for_renaming): Likewise.
1856 * tree-nrv.c (dest_safe_for_nrv_p): Remove special handling of SFTs.
1857 * tree-predcom.c (set_alias_info): Do not set subvars.
1858 * tree-pretty-print.c (dump_generic_node): Do not handle SFTs.
1859 * tree-ssa-loop-ivopts.c (get_ref_tag): Likewise.
1860 * tree-ssa-operands.c (access_can_touch_variable): Likewise.
1861 (add_vars_for_offset): Remove.
1862 (add_virtual_operand): Remove special handling of SFTs.
1863 (add_call_clobber_ops): Likewise.
1864 (add_call_read_ops): Likewise.
1865 (get_asm_expr_operands): Likewise.
1866 (get_modify_stmt_operands): Likewise.
1867 (get_expr_operands): Likewise.
1868 (add_to_addressable_set): Likewise.
1869 * tree-ssa.c (verify_ssa_name): Do not handle SFTs.
1870 * tree-tailcall.c (suitable_for_tail_opt_p): Likewise.
1871 * tree-vect-transform.c (vect_create_data_ref_ptr): Do not set subvars.
1872 * tree.c (init_ttree): Remove STRUCT_FIELD_TAG initialization.
1873 (tree_code_size): Remove STRUCT_FIELD_TAG handling.
1874 (tree_node_structure): Likewise.
1875 * tree-ssa-structalias.c (set_uids_in_ptset): Remove special
1877 (find_what_p_points_to): Likewise.
1879 2008-05-08 Sa Liu <saliu@de.ibm.com>
1881 * config/spu/spu.md: Fixed subti3 pattern.
1883 2008-05-08 Richard Guenther <rguenther@suse.de>
1886 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Make
1887 sure to create a representative for trailing arrays for PTA.
1889 2008-05-08 Richard Guenther <rguenther@suse.de>
1892 * fold-const.c (operand_equal_p): Two objects which types
1893 differ in pointerness are not equal.
1895 2008-05-08 Kai Tietz <kai.tietz@onevision.com>
1897 * calls.c (compute_argument_block_size): Add argument tree fndecl.
1898 (OUTGOING_REG_PARM_STACK_SPACE): Add function type argument.
1899 (emit_library_call_value_1): Add new variable fndecl initialized by
1900 NULL_TREE. It should be the decl type of orgfun, but this information
1901 seems not to be available here, so it uses the default calling abi.
1902 * config/arm/arm.c (arm_return_in_memory): Add fntype argumen.
1903 * config/arm/arm.h (RETURN_IN_MEMORY): Replace RETURN_IN_MEMORY
1904 by TARGET_RETURN_IN_MEMORY.
1905 * config/i386/i386-interix.h: Likewise.
1906 * config/i386/i386.h: Likewise.
1907 * config/i386/i386elf.h: Likewise.
1908 * config/i386/ptx4-i.h: Likewise.
1909 * config/i386/sol2-10.h: Likewise.
1910 * config/i386/sysv4.h: Likewise.
1911 * config/i386/vx-common.h: Likewise.
1912 * config/cris/cris.h: Removed #if 0 clause.
1913 * config/arm/arm-protos.h (arm_return_in_memory): Add fntype argument.
1914 * config/i386/i386-protos.h (ix86_return_in_memory): Add fntype
1916 (ix86_sol10_return_in_memory): Likewise.
1917 (ix86_i386elf_return_in_memory): New.
1918 (ix86_i386interix_return_in_memory): New.
1919 * config/mt/mt-protos.h (mt_return_in_memory): New.
1920 * config/mt/mt.c: Likewise.
1921 * config/mt/mt.h (OUTGOING_REG_PARM_STACK_SPACE): Add FNTYPE argument.
1922 (RETURN_IN_MEMORY): Replace by TARGET_RETURN_IN_MEMORY.
1923 * config/bfin/bfin.h: Likewise.
1924 * config/bfin/bfin-protos.h (bfin_return_in_memory): Add fntype
1926 * config/bfin/bfin.c: Likewise.
1927 * config/pa/pa.h (OUTGOING_REG_PARM_STACK_SPACE): Add FNTYPE argument.
1928 * config/alpha/unicosmk.h: Likewise.
1929 * config/i386/cygming.h: Likewise.
1930 * config/iq2000/iq2000.h: Likewise.
1931 * config/mips/mips.h: Likewise.
1932 * config/mn10300/mn10300.h: Likewise.
1933 * config/rs6000/rs6000.h: Likewise.
1934 * config/score/score.h: Likewise.
1935 * config/spu/spu.h: Likewise.
1936 * config/v850/v850.h: Likewise.
1937 * defaults.h: Likewise.
1938 * doc/tm.texi (OUTGOING_REG_PARM_STACK_SPACE): Adjust documentation.
1939 * expr.c (emit_block_move): Adjust use of
1940 OUTGOING_REG_PARM_STACK_SPACE.
1941 * function.c (STACK_DYNAMIC_OFFSET): Adjust use of
1942 OUTGOING_REG_PARM_STACK_SPACE.
1943 * targhooks.c (default_return_in_memory): Remove RETURN_IN_MEMORY.
1945 2008-05-08 Jakub Jelinek <jakub@redhat.com>
1947 * tree-parloops.c (create_parallel_loop): Set OMP_RETURN_NOWAIT
1948 on OMP_RETURN for OMP_FOR.
1951 * dwarf2out.c (dw_expand_expr, common_check): Removed.
1952 (fortran_common): New function.
1953 (gen_variable_die): Call fortran_common instead of common_check,
1954 adjust for it returning tree instead of rtx. Formatting.
1956 2008-05-07 Kenneth Zadeck <zadeck@naturalbridge.com>
1960 * see.c (see_copy_insn): Copy new pure const attributes for new call.
1961 * c-decl.c (merge_decls): Ditto.
1962 * postreload.c (record_opr_changes): Change CONST_OR_PURE_CALL_P
1963 to RTL_CONST_OR_PURE_CALL_P.
1964 * tree.c (define_local_buitin): Rename DECL_IS_PURE to DECL_PURE_P.
1965 Initialized DECL_LOOPING_CONST_PURE.
1966 (process_call_operands): Set tree_side_effects properly.
1967 * tree.h (TREE_READONLY_DECL_P): Removed.
1968 (DECL_IS_PURE): Renamed to DECL_PURE_P.
1969 (DECL_LOOPING_OR_CONST_P): New macro.
1970 (struct tree_function_decl): Added looping_const_or_pure_p.
1972 (ECF_LOOPING_OR_CONST_P): New macro.
1973 * rtlanal.c (pure_const_p): Removed.
1974 * builtins.c (expand_builtin): Rename DECL_IS_PURE to DECL_PURE_P.
1975 * reorg.c (delete_prior_computation) Changed CONST_OR_PURE_CALL_P
1976 to RTL_CONST_CALL_P.
1977 * ipa-pure-const.c (pure_const_state_e): Added looping field.
1978 (check_decl, check_tree, check_call, scan_function): Initialize
1980 (analyze_function): Rename DECL_IS_PURE to DECL_PURE_P.
1981 (static_execute): Set looping true for recursive functions.
1982 Undo setting state to IPA_NEITHER for recursive functions.
1984 * ifcvt.c (noce_can_store_speculate_p): Changed
1985 CONST_OR_PURE_CALL_P and pure_call_p to RTL_CONST_CALL_P or
1986 RTL_CONST_OR_PURE_CALL_P.
1987 * dse.c (scan_insn): Ditto.
1988 * local-alloc.c (validate_equiv_mem, memref_used_between_p): Ditto.
1989 * gcse.c (oprs_not_seen_p) Changed CONST_OR_PURE_CALL_P to
1990 RTL_CONST_OR_PURE_CALL_P.
1991 (store_killed_in_insn): Changed CONST_OR_PURE_CALL_P and
1992 pure_call_p to RTL_CONST_CALL_P.
1993 * gimplify.c (gimplify_call_expr): Clear side effects for
1994 non-looping pure and constant calls.
1995 * calls.c (emit_call_1): Set rtl flags from ecf flags.
1996 (flags_from_decl_or_type): Set ecf flags from decl flags.
1997 (initialize_argument_information): Turn off
1998 ECF_LOOPING_CONST_OR_PURE when turning off ECF_CONST.
1999 Change const to pure if callee_copies is true rather than just
2001 (expand_call): Turn off ECF_LOOPING_PURE_CONST_CALL and remove old
2002 way of marking pure calls.
2003 (emit_library_call_value_1): Turn off ECF_LOOPING_PURE_CONST_CALL.
2004 Remove hack that was supposed to fix pr7335 and remove old
2005 way of marking pure calls.
2006 * emit-rtl.c (emit_copy_of_insn_after): Copy RTL_CONST_CALL_P,
2007 RTL_PURE_CALL_P, RTL_LOOPING_CONST_OR_PURE_CALL_P.
2008 * cselib.c (cselib_process_insn): Changed CONST_OR_PURE_CALL_P to
2009 RTL_CONST_OR_PURE_CALL_P.
2010 * tree-ssa-pre.c (can_value_number_call): Fixed spacing.
2011 * loop-invariant.c (find_exits, find_invariant_bb): Changed
2012 CONST_OR_PURE_CALL_P to RTL_CONST_OR_PURE_CALL_P.
2013 * sched-deps.c (schedule_analyze): Ditto.
2014 * rtl.h (struct rtx_def): Use call field, unchanging field, and
2015 return_val field of calls to represent pure and const function info.
2016 (CONST_OR_PURE_CALL_P): Deleted macro.
2017 (RTL_CONST_CALL_P, RTL_PURE_CALL_P,
2018 RTL_LOOPING_CONST_OR_PURE_CALL_P, RTL_CONST_OR_PURE_P): New macros.
2019 * tree-inline.c (copy_body_r): Changed TREE_READONLY_DECL_P to
2021 * tree-optimize.c (execute_fixup_cfg): Added test for
2022 ECF_LOOPING_CONST_OR_PURE.
2023 * c-common.c (handle_pure_attribute): Changed DECL_IS_PURE to
2025 * tree-cfg.c (update_call_expr_flags): Do not clear tree side
2026 effects for looping pure or const calls.
2027 (verify_gimple_expr): Added verification code.
2028 * config/alpha/alpha.c (alpha_legitimize_address,
2029 alpha_emit_xfloating_libcall): Changed CONST_OR_PURE_CALL_P to
2031 * config/s390/s390.c (s390_emit_tls_call_insn): Ditto.
2032 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Ditto.
2033 * config/mips/mips.c (mips_call_tls_get_addr): Ditto.
2034 * cfgrtl.c (need_fake_edge_p): Changed CONST_OR_PURE_CALL_P to
2035 RTL_CONST_OR_PURE_CALL_P.
2036 * dce.c (deletable_insn_p): Allow non looping, non sibling, pure
2037 and const calls to be deleted.
2039 2008-05-07 Uros Bizjak <ubizjak@gmail.com>
2042 * config/i386/mmx.md (mmx_subv2sf3): New expander.
2043 (*mmx_subv2sf3): Rename from mmx_subv2sf3 insn pattern.
2044 (*mmx_eqv2sf3): Rename from mmx_eqv2sf3 insn pattern.
2045 (mmx_eqv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
2046 to handle nonimmediate operands.
2047 (*mmx_paddwd): Rename from mmx_paddwd insn pattern.
2048 (mmx_paddwd): New expander. Use ix86_fixup_binary_operands_no_copy
2049 to handle nonimmediate operands.
2050 (*mmx_pmulhrwv4hi3): Rename from mmx_pmulhrwv4hi3 insn pattern.
2051 (mmx_pmulhrwv4hi3): New expander. Use
2052 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
2053 (*sse2_umulv1siv1di3): Rename from sse2_umulv1siv1di3 insn pattern.
2054 (sse2_umulv1siv1di3): New expander. Use
2055 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
2056 (*mmx_eq<mode>3): Rename from mmx_eq<mode>3 insn pattern.
2057 (mmx_eq<mode>3): New expander. Use
2058 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
2059 (*mmx_uavgv8qi3): Rename from mmx_uavgv8qi3 insn pattern.
2060 (mmx_uavgv8qi3): New expander. Use
2061 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
2062 (*mmx_uavgv4hi3): Rename from mmx_uavgv4hi3 insn pattern.
2063 (mmx_uavgv4hi3): New expander. Use
2064 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
2066 * config/i386/sse.md
2067 (sse_movhlps_exp): New expander. Use ix86_fixup_binary_operands
2068 to handle nonimmediate operands.
2069 (sse_movlhps_exp): New expander. Use ix86_fixup_binary_operands
2070 to handle nonimmediate operands.
2071 (sse_loadhps_exp): New expander. Use ix86_fixup_binary_operands
2072 to handle nonimmediate operands.
2073 (sse_loadlps_exp): New expander. Use ix86_fixup_binary_operands
2074 to handle nonimmediate operands.
2075 (sse2_unpckhpd_exp): New expander. Use
2076 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
2077 (sse2_unpcklpd_exp): New expander. Use
2078 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
2079 (sse_loadhpd_exp): New expander. Use ix86_fixup_binary_operands
2080 to handle nonimmediate operands.
2081 (sse_loadlpd): New expander. Use ix86_fixup_binary_operands
2082 to handle nonimmediate operands.
2083 (*sse2_<plusminus_insn><mode>3): Rename from
2084 sse2_<plusminus_insn><mode>3 insn pattern.
2085 (sse2_<plusminus_insn><mode>3): New expander. Use
2086 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
2087 (*sse2_umulv2siv2di3): Rename from sse2_umulv2siv2di3 insn pattern.
2088 (sse2_umulv2siv2di3): New expander. Use
2089 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
2090 (*sse4_1_mulv2siv2di3): Rename from sse4_1_mulv2siv2di3 insn pattern.
2091 (sse4_1_mulv2siv2di3): New expander. Use
2092 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
2093 (*sse2_pmaddwd): Rename from sse2_pmaddwd insn pattern.
2094 (sse2_pmaddwd): New expander. Use
2095 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
2096 (*sse2_eq<mode>3): Rename from sse2_eq<mode>3 insn pattern.
2097 (sse2_eq<mode>3): New expander. Use
2098 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
2099 (*sse4_1_eqv2di3): Rename from sse4_1_eqv2di3 insn pattern.
2100 (sse4_1_eqv2di3): New expander. Use
2101 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
2102 (*sse2_uavgv16qi3): Rename from sse2_uavgv16qi3 insn pattern.
2103 (sse2_uavgv16qi3): New expander. Use
2104 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
2105 (*sse2_uavgv16qi3): Rename from sse2_uavgv16qi3 insn pattern.
2106 (sse2_uavgv16qi3): New expander. Use
2107 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
2108 (*sse2_uavgv8hi3): Rename from sse2_uavgv8hi3 insn pattern.
2109 (sse2_uavgv8hi3): New expander. Use
2110 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
2111 (*ssse3_pmulhrswv8hi3): Rename from ssse3_pmulhrswv8hi3 insn pattern.
2112 (ssse3_pmulhrswv8hi3): New expander. Use
2113 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
2114 (*ssse3_pmulhrswv4hi3): Rename from ssse3_pmulhrswv4hi3 insn pattern.
2115 (ssse3_pmulhrswv4hi3): New expander. Use
2116 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
2118 (<sse>_vm<plusminus_insn><mode>3): Do not use ix86_binary_operator_ok.
2119 (<sse>_vmmul<mode>3): Ditto.
2120 (divv4sf3): Do not use ix86_fixup_binary_operands_no_copy.
2122 (ssse3_pmaddubsw128): Use register_operand for operand 1.
2123 (ssse3_pmaddubsw): Ditto.
2125 * config/i386/i386.c (struct_builtin_description)
2126 [IX86_BUILTIN_LOADHPS]: Use CODE_FOR_sse_loadhps_exp.
2127 [IX86_BUILTIN_STOREHPS]: Use CODE_FOR_sse_loadlps_exp.
2128 [IX86_BUILTIN_LOADHPD]: Use CODE_FOR_sse2_loadhpd_exp.
2129 [IX86_BUILTIN_LOADLPD]: Use CODE_FOR_sse2_loadlpd_exp.
2130 [IX86_BUILTIN_MOVHLPS]: Use CODE_FOR_sse_movhlps_exp.
2131 [IX86_BUILTIN_MOVLHPS]: Use CODE_FOR_sse_movlhps_exp.
2132 [IX86_BUILTIN_UNPCKHPD]: Use FOR_sse2_unpckhpd_exp.
2133 [IX86_BUILTIN_UNPCKLPD]: Use FOR_sse2_unpcklpd_exp.
2134 (ix86_fixup_binary_operands): Assert that src1
2135 and src2 must have the same mode when swapped.
2136 (ix86_expand_binop_builtin): Do not use ix86_fixup_binary_operands
2137 and ix86_binary_operator_ok. Do not force operands in registers
2140 2008-05-07 Jan Hubicka <jh@suse.cz>
2142 * cgraph.c (dump_cgraph_node): Update.
2143 * cgraph.h (cgraph_local_info): Break out inline summary.
2144 * cgraphunit.c (cgraph_process_new_functions): Use inliner analysis
2146 * ipa-inline (inline_summary): New accestor function.
2147 (cgraph_clone_inlined_nodes, cgraph_check_inline_limits,
2148 cgraph_decide_inlining, compute_inline_parameters): Update.
2149 * ipa.c (cgraph_remove_unreachable_nodes): Remove statistics.
2151 2008-05-07 Maxim Kuvyrkov <maxim@codesourcery.com>
2153 Cleanup ColdFire scheduling support and add V4 pipeline model.
2155 * config/m68k/m68k.md (UNSPEC_TIE): New constant.
2156 (define_attr cpu): Add cfv4 value.
2157 (define_attr type, define_attr type1): Merge into a single 'type'
2158 attribute. Update all uses.
2159 (define_attr opx_type, define_attr opy_type, define_attr opx_access):
2160 Rearrange and update. Rename value 'reg' to 'Rn', add value 'FPn'.
2162 (define_attr opx_mem, define_attr opy_mem): Remove.
2163 (define_attr op_mem): Clean up, update comment.
2164 (define_attr size): Use specific values instead of general int.
2165 (define_attr guess, define_attr split): Remove. Update all uses.
2166 (movdf_internal, tstsi_internal, tsthi_internal, tstqi_internal,
2167 tst<mode>_68881, pushexthisi_const, movsi_const0_68000_10,
2168 movsi_const0_68040_60, movsi_const0, movsi_cf, movstrictqi_cf,
2169 zero_extendhisi2_cf, zero_extendqisi2_cfv4, cfv4_extendhisi2,
2170 68k_extendhisi2, extendqihi2, cfv4_extendqisi2, 68k_extendqisi2,
2171 floatsi<mode>2_68881, ftrunc<mode>2_68881, ftrunc<mode>2_cf,
2172 fix<mode>qi2_68881, fix<mode>hi2_68881, fix<mode>si2_68881,
2173 adddi_dishl32, addsi3_5200, add<mode>3_floatsi_68881,
2174 add<mode>3_floathi_68881, add<mode>3_floatqi_68881,
2175 add<mode>3_68881, add<mode>3_cf, subdi_dishl32, subsi3,
2176 sub<mode>3_floatsi_68881, sub<mode>3_floathi_68881,
2177 sub<mode>3_floatqi_68881, sub<mode>3_68881, sub<mode>3_cf,
2178 mulhi3, mulhisi3, mulhisisi3_s, mulsi3_68020, mulsi3_cf,
2179 umulhisi3, mulhisisi3_z, mul<mode>3_floatsi_68881,
2180 mul<mode>3_floathi_68881, mul<mode>3_floatqi_68881, fmul<mode>3_cf,
2181 div<mode>3_cf, sqrt<mode>2_cf, abs<mode>2_cf, clzsi2,
2182 one_cmplsi2_5200, subreghi1ashrdi_const32, ashrsi3, lshrsi3,
2183 bsetmemqi, bsetmemqi_ext, bclrmemqi, bclrmemqi_ext,
2184 beq, bne, bgt, blt, bordered, bunordered, buneq, bunge, bungt, bunle,
2185 bunlt, bltgt, tablejump_internal, call, non_symbolic_call_value,
2186 symbolic_call_value_jsr, symbolic_call_value_bsr, link):
2187 Update or set attributes.
2188 (stack_tie): New fake instruction.
2190 * config/m68k/m68k.h (TUNE_CFV4): New macro.
2191 (m68k_sched_attr_size): Update declaration.
2192 (m68k_sched_attr_type2): Remove.
2193 (m68k_sched_address_bypass_p, m68k_sched_indexed_address_bypass_p):
2194 Declare new bypass predicates.
2196 * config/m68k/m68k.c (m68k_sched_issue_rate,
2197 m68k_sched_first_cycle_multipass_dfa_lookahead): Declare hook
2199 (TARGET_SCHED_ISSUE_RATE,
2200 TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD): Override hooks.
2201 (override_options): Handle scheduling for ColdFire V4 core.
2202 (m68k_expand_prologue): Emit stack_tie.
2203 (enum attr_op_type): Split value 'OP_TYPE_REG' to 'OP_TYPE_RN' and
2204 'OP_TYPE_FPN'. Update all uses.
2205 (sched_guess_p): Remove.
2206 (sched_address_type): Handle symbolic addresses.
2207 (sched_get_operand): New static function.
2208 (sched_operand_type): Merge into sched_attr_op_type.
2209 (sched_attr_op_type): Handle FP registers, handle quick constants,
2211 (m68k_sched_attr_opx_type, m68k_sched_attr_opy_type): Update.
2212 (m68k_sched_attr_size): Update. Move logic to ...
2213 (sched_get_attr_size_int): New static function.
2214 (sched_get_opxy_mem_type): New static function.
2215 (m68k_sched_attr_op_mem): Update.
2216 (m68k_sched_attr_type2): Remove.
2217 (sched_cfv4_bypass_data): New static variable.
2218 (m68k_sched_adjust_cost): Handle ColdFire V4 bypass.
2219 (m68k_sched_issue_rate): Implement scheduler hook.
2220 (struct _sched_ib: enabled_p): New field.
2221 (m68k_sched_variable_issue): Update. Handle V4.
2222 (SCHED_DUMP_TODO, SCHED_DUMP_DONE, SCHED_DUMP_NOTHING,
2223 sched_dump_class_func_t, sched_dump_split_class,
2224 sched_dump_dfa_guess_unit_code, sched_dump_dfa_state,
2225 sched_dump_dfa_class, m68k_sched_dump): Remove.
2226 (m68k_sched_first_cycle_multipass_dfa_lookahead): Implement scheduler
2228 (m68k_sched_init_global): Remove statisctics dumping, introduce
2229 sanity check that all instructions have pipeline reservations. Handle
2231 (m68k_sched_dfa_pre_advance_cycle, m68k_sched_dfa_post_advance_cycle):
2232 Handle ColdFire V4 core.
2233 (sched_mem_operand_p, sched_get_reg_operand, sched_get_mem_operand):
2234 New static functions.
2235 (m68k_sched_address_bypass_p): New bypass predicate.
2236 (sched_get_indexed_address_scale): New static function.
2237 (m68k_sched_indexed_address_bypass_p): New bypass predicate.
2239 * cf.md: Update comments.
2240 (define_attr type2): Remove. Use 'type' attribute instead.
2242 (cf_ib): Rename to cfv123_ib. Update all uses.
2243 (cf_oep): Rename to cfv123_oep. Update all uses.
2244 (cf_chr): Rename to cfv123_chr. Update all uses.
2245 (cf_mem): Rename to cfv123_mem. Update all uses.
2246 (cf_mac): Move to more appropriate place.
2247 (cfv123_guess): New automaton and cpu_unit.
2248 (cfv123_*, cfv12_*, cfv1_*, cfv2_*, cfv3_*): Use type attribute.
2249 Update uses of 'size' attribute. Handle before reload scheduling.
2250 (cfv123_guess): New dummy reservation for unhandled instructions.
2251 (cfv4_*): Pipeline description of ColdFire V4 core.
2252 (ignore): New reservation to handle 'ignore' type.
2254 2008-05-07 Ian Lance Taylor <iant@google.com>
2257 * gimplify.c (find_single_pointer_decl_1): Don't look through
2259 (find_single_pointer_decl): Adjust comments.
2261 2008-05-07 Jakub Jelinek <jakub@redhat.com>
2264 * fold-const.c (fold_binary): Use STRIP_SIGN_NOPS instead of
2265 STRIP_NOPS on arguments even for MIN_EXPR and MAX_EXPR.
2268 * omp-low.c (expand_omp_atomic_pipeline): Load value using the
2269 integral type rather than floating point, then VIEW_CONVERT_EXPR
2270 to the floating point type.
2272 2008-05-07 Uros Bizjak <ubizjak@gmail.com>
2274 * config/i386/i386.c (ix86_expand_copysign): Force non-zero constant
2275 TFmode op0 to register.
2277 2008-05-07 Alan Modra <amodra@bigpond.net.au>
2279 * c-decl.c (grokdeclarator): Comment typo.
2281 2008-05-06 Aldy Hernandez <aldyh@redhat.com>
2283 * tree-flow.h: Remove prototype for computed_goto_p.
2284 * tree-cfg.c (computed_goto_p): Make static.
2286 2008-05-06 H.J. Lu <hongjiu.lu@intel.com>
2289 * config/i386/i386.c (contains_128bit_aligned_vector_p): Renamed to ...
2290 (contains_aligned_value_p): This. Handle _Decimal128.
2291 (ix86_function_arg_boundary): Only align _Decimal128 to its
2292 natural boundary and handle it properly.
2294 2008-05-06 Martin Jambor <mjambor@suse.cz>
2296 * ipa-cp.c (ipcp_method_orig_node): Renamed to ipcp_get_orig_node.
2297 (ipcp_method_is_cloned): Renamed to ipcp_node_is_clone
2298 (ipcp_method_set_orig_node): Removed.
2299 (ipcp_cval_get_cvalue_type): Removed.
2300 (ipcp_method_get_scale): Renamed to ipcp_get_node_scale.
2301 (ipcp_method_set_scale): Renamed to ipcp_set_node_scale.
2302 (ipcp_cval_set_cvalue_type): Removed.
2303 (ipcp_cval_get_cvalue): Removed.
2304 (ipcp_cval_set_cvalue): Removed.
2305 (ipcp_type_is_const): Renamed to ipcp_lat_is_const.
2306 (ipcp_cval_equal_cvalues): Renamed to ipcp_lats_are_equal
2307 (ipcp_lats_are_equal): Changed parameters to two ipcp_lattice's
2308 (ipcp_cval_meet): Renamed to ipa_lattice_meet
2309 (ipcp_cval_changed): Changed to use ipcp_lat_is_const
2310 (ipcp_method_cval): Renamed to ipcp_get_ith_lattice
2311 (ipcp_get_ith_lattice): Changed parameters.
2312 (ipcp_cval_compute): Renamed to ipcp_lattice_from_jfunc
2313 (ipcp_lattice_from_jfunc): Changed parameters.
2314 (ipcp_redirect): Local lattice pointer instead of lattice type variable.
2315 (ipcp_method_cval_print): Added temporary variable info.
2316 (ipcp_redirect): Removed already unused local variable caller.
2317 (ipcp_redirect): New temporary variable orig_callee_info
2318 (ipcp_redirect): Removed newly unused local variable callee.
2319 (ipcp_redirect): Removed (a bit confusing) local variable type.
2320 (ipcp_insert_stage): Added local variable info.
2321 (ipcp_cval_changed): Renamed to ipcp_lattice_changed, parameters
2323 (ipcp_formal_create): Removed.
2324 (ipcp_method_cval_set): Removed.
2325 (ipcp_propagate_stage): Renamed lattice variables.
2326 (ipcp_method_cval_set_cvalue_type): Removed.
2327 (ipcp_method_cval_print): Renamed to ipcp_print_all_lattices
2328 (ipcp_print_all_lattices): Changed printed strings to refer to
2329 lattices rather than cvals.
2330 (ipcp_method_cval_init): Renamed to ipcp_initialize_node_lattices
2331 (ipcp_propagate_const): Changed formal parameters.
2332 (build_const_val): Changed formal parameters.
2333 (ipcp_insert_stage): Removed useless variable cvalue
2334 (build_const_val): Changed formal parameters.
2335 (ipcp_method_compute_scale): Renamed to ipcp_compute_node_scale
2336 (ipcp_after_propagate): Renamed to ipcp_change_tops_to_bottom
2337 (ipcp_callsite_param_print): Renamed to ipcp_print_all_jump_functions
2338 (ipcp_profile_mt_count_print): Renamed to ipcp_print_func_profile_counts
2339 (ipcp_print_func_profile_counts): Changed string from "method" to
2341 (ipcp_profile_cs_count_print): Renamed to ipcp_print_call_profile_counts
2342 (ipcp_profile_edge_print): Renamed to ipcp_print_edge_profiles
2343 (ipcp_profile_bb_print): Renamed to ipcp_print_bb_profiles
2344 (ipcp_structures_print): Renamed to ipcp_print_all_structures
2345 (ipcp_profile_print): Renamed to ipcp_print_profile_data
2346 (ipcp_lat_is_const): Changed parameters and made inline.
2347 (ipcp_replace_map_create): Renamed to ipcp_create_replace_map
2348 (ipcp_redirect): Renamed to ipcp_need_redirect_p
2349 (ipcp_need_redirect_p): Calls ipcp_lat_is_const instead of using
2350 the predicate condition directly
2351 (ipcp_propagate_stage): Added local variable args. Removed local
2352 variable callee. (Both are mere code simplifications.)
2353 (ipcp_method_dont_insert_const): Renamed to
2354 ipcp_node_not_modifiable_p.
2355 (ipcp_node_not_modifiable_p): Made inline.
2356 (ipcp_cloned_create): Renamed to ipcp_init_cloned_node
2357 (ipcp_propagate_const): Renamed to ipcp_propagate_one_const
2358 (ipcp_print_all_lattices): Removed variable cvalue
2359 (ipcp_method_scale_print): Renamed to ipcp_function_scale_print
2362 2008-05-06 Olivier Hainque <hainque@adacore.com>
2364 * tree-sra.c (try_instantiate_multiple_fields): Early return
2365 if field has POINTER_TYPE.
2367 2008-05-06 Kai Tietz <kai.tietz@onevision.com>
2369 * config/i386/i386.c (output_set_got): Fix for x86_64 output_emit_asm
2370 by using 'q' specifier for instruction.
2371 (ix86_file_end): Replaced case TARGET_64BIT_MS_ABI by TARGET_64BIT.
2373 2008-05-06 Anatoly Sokolov <aesok@post.ru>
2375 * config/avr/avr.md (*sbrx_branch, *sbix_branch, *sbix_branch_tmp):
2376 Change mode of zero_extract from QImode to HImode.
2377 (sign bit tests peepholes): (Ditto.).
2379 2008-05-06 Uros Bizjak <ubizjak@gmail.com>
2381 * config/i386/mmx.md: Remove double backslashes from asm templates.
2382 (*mmx_addv2sf3): Rename from mmx_addv2sf3 insn pattern.
2383 (mmx_addv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
2384 to handle nonimmediate operands.
2385 (*mmx_mulv2sf3): Rename from mmx_mulv2sf3 insn pattern.
2386 (mmx_mulv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
2387 to handle nonimmediate operands.
2388 (*mmx_<code>v2sf3_finite): New insn pattern.
2389 (*mmx_<code>v2sf3): Rename from mmx_<code>v2sf3 insn pattern.
2390 (mmx_<code>v2sf3): New expander. Use
2391 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
2392 (mmx_<plusminus_insn><mode>3): New expander. Use
2393 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
2394 (*mmx_<plusminus_insn><mode>3): New insn pattern.
2395 (mmx_add<mode>3): Removed.
2396 (mmx_ssadd<mode>3): Ditto.
2397 (mmx_usadd<mode>3): Ditto.
2398 (mmx_sub<mode>3): Ditto.
2399 (mmx_sssub<mode>3): Ditto.
2400 (mmx_ussub<mode>3): Ditto.
2401 (*mmx_mulv4hi3): Rename from mmx_mulv4hi3 insn pattern.
2402 (mmx_mulv4hi3): New expander. Use ix86_fixup_binary_operands_no_copy
2403 to handle nonimmediate operands.
2404 (*mmx_smulv4hi3_highpart): Rename from mmx_smulv4hi3_highpart
2406 (mmx_smulv4hi3_highpart): New expander. Use
2407 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
2408 (*mmx_umulv4hi3_highpart): Rename from mmx_umulv4hi3_highpart
2410 (mmx_umulv4hi3_highpart): New expander. Use
2411 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
2412 (*mmx_<code>v4hi3): Rename from mmx_<code>v4hi3 insn pattern.
2413 (mmx_<code>v4hi3): New expander. Use
2414 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
2415 (*mmx_<code>v8qi3): Rename from mmx_<code>v8qi3 insn pattern.
2416 (mmx_<code>v8qi3): New expander. Use
2417 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
2418 (*mmx_<code><mode>3): Rename from mmx_<code><mode>3 insn pattern.
2419 (mmx_<code><mode>3): New expander. Use
2420 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
2422 2008-05-05 Jan Hubicka <jh@suse.cz>
2424 PR tree-optimization/36118
2425 * passes.c (pass_init_dump_file): Fix dump header.
2427 2008-05-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
2430 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Don't create
2431 VCE for function decls.
2433 2008-05-05 H.J. Lu <hongjiu.lu@intel.com>
2435 * config/i386/sse.md (sse2_<plusminus_insn><mode>3): Fix a typo.
2437 2008-05-05 H.J. Lu <hongjiu.lu@intel.com>
2439 * config/i386/i386.md (sat_plusminus): New.
2440 (plusminus_insn): Likewise.
2441 (plusminus_mnemonic): Likewise.
2443 (comm): Add ss_plus, us_plus, ss_minus and us_minus.
2444 (*<addsub><mode>3_cc_overflow): Renamed to ...
2445 (*<plusminus_insn><mode>3_cc_overflow): This.
2446 (*<addsub>si3_zext_cc_overflow): Renamed to ...
2447 (*<plusminus_insn>si3_zext_cc_overflow): This.
2449 * config/i386/sse.md (<addsub><mode>3): Renamed to ...
2450 (<plusminus_insn><mode>3): This.
2451 (*<addsub><mode>3): Renamed to ...
2452 (*<plusminus_insn><mode>3): This.
2453 (<sse>_vm<addsub><mode>3): Renamed to ...
2454 (<sse>_vm<plusminus_insn><mode>3): This.
2455 (sse3_h<addsub>v4sf3): Renamed to ...
2456 (sse3_h<plusminus_insn>v4sf3): This.
2457 (sse3_h<addsub>v2df3): Renamed to ...
2458 (sse3_h<plusminus_insn>v2df3): This.
2459 (<plusminus_insn><mode>3): New.
2460 (*<plusminus_insn><mode>3): Likewise.
2461 (sse2_<plusminus_insn><mode>3): Likewise.
2462 (add<mode>): Removed.
2463 (*add<mode>3): Likewise.
2464 (sse2_ssadd<mode>3): Likewise.
2465 (sse2_usadd<mode>3): Likewise.
2466 (sub<mode>3): Likewise.
2467 (*sub<mode>3): Likewise.
2468 (sse2_sssub<mode>3): Likewise.
2469 (sse2_ussub<mode>3): Likewise.
2471 2008-05-05 Benjamin Kosnik <bkoz@redhat.com>
2473 * gthr-single.h: Add in required interface elements as per gthr.h.
2474 Add stub types for __gthread_key_t, __gthread_once_t. Add defines
2475 for __GTHREAD_ONCE_INIT, __GTHREAD_RECURSIVE_MUTEX_INIT.
2476 Generalize UNUSED macro.
2477 (__gthread_once): Add.
2478 (__gthread_key_create): Add.
2479 (__gthread_key_delete): Add.
2480 (__gthread_getspecific): Add.
2481 (__gthread_setspecific): Add.
2483 2008-05-05 Andrew Pinski <Andrew.Pinski@playstation.sony.com>
2485 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): If we have
2486 the same size types for the indirect reference on the rhs, then
2489 2008-05-05 Uros Bizjak <ubizjak@gmail.com>
2491 * config/i386/i386.md
2492 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit): Use only
2493 one insn template instead of template series.
2494 (*xordi_1_rex64): Ditto.
2495 (*xordi_2_rex64): Ditto.
2497 2008-05-05 Ira Rosen <irar@il.ibm.com>
2499 PR tree-optimization/36119
2500 * tree-vect-transform.c (vectorizable_assignment): Set NCOPIES to 1
2503 2008-06-04 Jan Hubicka <jh@suse.cz>
2505 tree-optimization/36100
2506 * tree-pass.h (pass_O0_always_inline): Declare.
2507 * ipa-inline.c (inline_transform): Remove dead code.
2508 (cgraph_gate_O0_always_inline, cgraph_O0_always_inline,
2509 pass_O0_always_inline): New.
2510 * passes.c (init_optimization_passes): Add pass_O0_always_inline.
2512 2008-05-04 Kai Tietz <kai.tietz@onevision.com>
2514 * config/i386/i386.c (x86_output_mi_thunk): Use movq alternative
2515 mnemonic in this_param move for TARGET_64BIT.
2517 2008-05-04 Uros Bizjak <ubizjak@gmail.com>
2519 * config/i386/i386.md (*strmovsi_1): Simplify asm alternatives.
2520 (*strmovsi_rex_1): Ditto.
2521 (*strsetsi_1): Ditto.
2522 (*strsetsi_rex_1): Ditto.
2524 (add<mode>cc): Macroize expander from addqicc, addhicc, addsicc and
2525 adddicc expanders using SWI mode iterator.
2527 2008-05-04 H.J. Lu <hongjiu.lu@intel.com>
2530 * config/i386/i386.c (ix86_expand_special_args_builtin): Remove three
2533 2008-05-04 David S. Miller <davem@davemloft.net>
2535 * config.gcc (sparc*-*-*): Always set need_64bit_hwint to yes.
2536 (sparc*-*-linux*): Use linux.h in tm_file.
2537 (sparc-*-linux*): If 'enabled_targets' is 'all', build a bi-arch
2538 compiler defaulting to 32-bit.
2539 (sparc*-*-*): Remove explicit target settings of need_64bit_hwint,
2541 * config/sparc/linux.h: Remove definitions now obtained
2542 properly from linux.h
2543 * config/sparc/linux64.h: Likewise.
2544 (ASM_CPU_DEFAULT_SPEC): Change this to ASM_CPU64_DEFAULT_SPEC, we
2545 don't want this setting for 32-bit builds in a biarch compiler.
2546 * doc/install.texi: Add sparc-linux to list of targets
2547 supporting --enable-targets=all.
2549 2008-05-03 Andrew Pinski <pinskia@gmail.com>
2551 * Makefile.in (tree-ssa-phiprop.o): Fix dependencies.
2553 2008-05-03 H.J. Lu <hongjiu.lu@intel.com>
2555 * config/i386/i386.c (ix86_builtin_type): Move V4SI_FTYPE_V4SF
2556 after V4SI_FTYPE_V8HI.
2557 (ix86_init_mmx_sse_builtins): Move case V4HI_FTYPE_V4HI after
2558 case V4SI_FTYPE_V2DF.
2560 2008-05-03 Kenneth Zadeck <zadeck@naturalbridge.com>
2562 * doc/invoke.texi (max-flow-memory-locations): Removed.
2563 * params.def (PARAM_MAX_FLOW_MEMORY_LOCATIONS): Removed.
2565 2008-05-03 Richard Guenther <rguenther@suse.de>
2568 * opts.c (set_Wstrict_aliasing): Handle the turn-off case.
2570 2008-05-02 David S. Miller <davem@davemloft.net>
2572 * config.gcc (need_64bit_hwint): Document libcpp dependency.
2574 2008-05-02 Simon Baldwin <simonb@google.com>
2577 * c-common.h (warn_array_subscript_range): Removed.
2578 * c-common.c (warn_array_subscript_range): Ditto.
2579 * tree-vrp.c (check_array_ref): Revert to ignoring arrays with size 2.
2580 * c-typeck.c (build_array_ref): Remove warn_array_subscript_range.
2582 2008-05-02 H.J. Lu <hongjiu.lu@intel.com>
2584 * config/i386/i386.c (ix86_special_builtin_type): New.
2585 (bdesc_special_args): Likewise.
2586 (ix86_expand_special_args_builtin): Likewise.
2587 (ix86_init_mmx_sse_builtins): Updated.
2588 (ix86_expand_builtin): Updated.
2589 (ix86_expand_store_builtin): Removed.
2590 (ix86_expand_unop_builtin): Likewise.
2592 * config/i386/mm3dnow.h (__v2sf): Moved to ...
2593 * config/i386/mmintrin.h (__v2sf): Here.
2595 * config/i386/xmmintrin.h (_mm_loadh_pi): Replace __v2si with
2597 (_mm_loadl_pi): Likewise.
2598 (_mm_storeh_pi): Replace __v2si with __v2sf.
2599 (_mm_storel_pi): Likewise.
2601 * doc/extend.texi: Correct __builtin_ia32_loadhps,
2602 __builtin_ia32_loadlps, __builtin_ia32_storehps,
2603 __builtin_ia32_storelps, __builtin_ia32_loadhpd and
2604 __builtin_ia32_loadlpd.
2606 2008-05-02 H.J. Lu <hongjiu.lu@intel.com>
2608 * config/i386/i386.c (ix86_builtin_type): Add FLOAT_FTYPE_FLOAT,
2609 V4SF_FTYPE_V4SF_VEC_MERGE and V2DF_FTYPE_V2DF_VEC_MERGE.
2610 (bdesc_args): Updated. Add scalar SSE builtins with vec_merge.
2611 (ix86_init_mmx_sse_builtins): Updated.
2612 (ix86_expand_args_builtin): Likewise.
2613 (ix86_expand_builtin): Likewise.
2614 (ix86_expand_unop1_builtin): Renamed to ...
2615 (ix86_expand_unop_vec_merge_builtin): This.
2617 2008-05-01 Jan Hubicka <jh@suse.cz>
2620 * ipa-inline.c (inline_generate_summary): Make static.
2621 (inline_transform): Do not call inlining at -O0; make static.
2622 * passes.c (execute_todo): Add sanity check.
2623 (execute_one_ipa_transform_pass): Execute proper flags.
2625 2008-05-01 Eric Botcazou <ebotcazou@adacore.com>
2627 * tree.h (TYPE_NONALIASED_COMPONENT): Expand comment.
2628 (DECL_NONADDRESSABLE_P): Likewise.
2629 * alias.c (record_component_aliases): Fix comment.
2631 2008-05-01 Simon Baldwin <simonb@google.com>
2633 * c-common.h (warn_array_subscript_range): New function.
2634 * c-common.c (warn_array_subscript_range): Ditto.
2635 * tree-vrp.c (check_array_ref): Corrected code to agree with
2636 comment, ignoring only arrays of size 0 or size 1.
2637 * c-typeck.c (build_array_ref): Call warn_array_subscript_range.
2639 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
2641 * config/i386/i386.c (ix86_builtin_type): Replace
2642 DI_FTYPE_DI_DI_INT with V1DI2DI_FTYPE_V1DI_V1DI_INT.
2643 (bdesc_args): Updated.
2644 (ix86_init_mmx_sse_builtins): Likewise.
2645 (ix86_expand_args_builtin): Likewise.
2647 * config/i386/tmmintrin.h (_mm_alignr_pi8): Replace long long
2650 * doc/extend.texi: Correct __builtin_ia32_palignr.
2652 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
2655 * config/i386/i386.c (bdesc_crc32): Removed.
2656 (ix86_expand_crc32): Likewise.
2657 (ix86_builtin_type): Replace V2DI2TI_FTYPE_V2DI2TI_INT with
2658 V2DI2TI_FTYPE_V2DI_INT, V2DI2TI_FTYPE_V2DI2TI_V2DI2TI_INT with
2659 V2DI2TI_FTYPE_V2DI_V2DI_INT. Add UINT64_FTYPE_UINT64_UINT64,
2660 UINT_FTYPE_UINT_UINT, UINT_FTYPE_UINT_USHORT and
2661 UINT_FTYPE_UINT_UCHAR.
2662 (bdesc_args): Updated. Add crc32 builtins.
2663 (ix86_init_mmx_sse_builtins): Updated.
2664 (ix86_expand_args_builtin): Updated to support subreg.
2666 * doc/extend.texi: Correct __builtin_ia32_crc32di.
2668 2008-05-01 Jan Hubicka <jh@suse.cz>
2670 * tree-pass.h (opt_pass): Add IPA_PASS.
2671 (varpool_node, cgraph_node): Forward declare.
2672 (ipa_opt_pass): Define.
2673 (pass_ipa_inline): Turn into ipa_opt_pass.
2674 (pass_apply_inline): Remove.
2675 * ipa-inline.c (pass_ipa_inline): Turn into ipa_opt_pass.
2676 (apply_inline): Turn into ....
2677 (inline_transform): ... this one.
2678 (inline_generate_summary): New function.
2679 (pass_apply_inline): Remove.
2680 * function.h (ipa_opt_pass): Forward declare structure; typedef;
2682 (struct function): Add ipa_transforms_to_apply.
2683 * passes.c (register_one_dump_file): Work on IPA_PASS.
2684 (init_optimization_passes): Remove pass_inline_parameters and
2686 (pass_init_dump_file, pass_fini_dump_file): Break out from ....
2687 (execute_one_pass) ... here; apply transforms when possible.
2688 (add_ipa_transform_pass, execute_ipa_summary_asses,
2689 execute_one_ipa_transform_pass): New.
2690 (execute_ipa_pass_list): Update for IPA_PASS type.
2692 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
2694 * config/i386/i386.c (ix86_builtin_type): Add
2695 V2DI_FTYPE_V2DI_V16QI, V2DI_FTYPE_V2DI_UINT_UINT and
2696 V2DI_FTYPE_V2DI_V2DI_UINT_UINT.
2697 (bdesc_args): Add SSE4a builtins.
2698 (ix86_init_mmx_sse_builtins): Updated.
2699 (ix86_expand_args_builtin): Likewise.
2700 (ix86_expand_builtin): Likewise.
2702 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
2704 * config/i386/i386.c (ix86_builtin_type): Add
2705 V8HI_FTYPE_V8HI_V8HI_COUNT, V8HI_FTYPE_V8HI_SI_COUNT,
2706 V4SI_FTYPE_V4SI_V4SI_COUNT, V4SI_FTYPE_V4SI_SI_COUNT,
2707 V4HI_FTYPE_V4HI_V4HI_COUNT, V4HI_FTYPE_V4HI_SI_COUNT,
2708 V2DI_FTYPE_V2DI_V2DI_COUNT, V2DI_FTYPE_V2DI_SI_COUNT,
2709 V2SI_FTYPE_V2SI_V2SI_COUNT, V2SI_FTYPE_V2SI_SI_COUNT,
2710 V1DI_FTYPE_V1DI_V1DI_COUNT, V1DI_FTYPE_V1DI_SI_COUNT,
2711 V8HI_FTYPE_V8HI_INT, V4SI_FTYPE_V4SI_INT, V4HI_FTYPE_V4HI_INT,
2712 V2DI2TI_FTYPE_V2DI2TI_INT, V2DI2TI_FTYPE_V2DI2TI_V2DI2TI_INT
2713 and DI_FTYPE_DI_DI_INT.
2714 (bdesc_args): Add MMX/SSE shift, shuffle and palignr builtins.
2715 (ix86_init_mmx_sse_builtins): Updated.
2716 (ix86_expand_args_builtin): Likewise.
2717 (ix86_expand_builtin): Likewise.
2718 (ix86_expand_binop_imm_builtin): Removed.
2720 * doc/extend.texi: Correct __builtin_ia32_palignr128.
2722 2008-04-30 Richard Guenther <rguenther@suse.de>
2724 PR tree-optimization/32921
2725 * tree-ssa-loop-im.c (mem_refs_may_alias_p): Disambiguate with TBAA.
2727 2008-04-30 Richard Sandiford <rsandifo@nildram.co.uk>
2729 * config/arm/arm.c (arm_unwind_emit): Use
2730 crtl->all_throwers_are_sibcalls instead of
2731 cfun->all_throwers_are_sibcalls.
2732 (arm_output_fn_unwind): Likewise.
2733 * config/frv/frv.c (frv_stack_info): Use crtl->uses_pic_offset_table
2734 instead of cfun->uses_pic_offset_table.
2735 (frv_expand_prologue): Likewise.
2736 (frv_frame_pointer_required): Likewise.
2737 (frv_expand_fdpic_call): Likewise.
2738 (frv_emit_movsi): Likewise.
2739 * config/iq2000/iq2000.c (iq2000_expand_prologue): Use
2740 cfun->returns_pcc_struct instead of
2741 current_function_returns_pcc_struct.
2742 * config/m32c/m32c.c (need_to_save): Use crtl->calls_eh_return
2743 instead of cfun->calls_eh_return.
2744 (m32c_pushm_popm): Likewise.
2745 * config/xtensa/xtensa.h (cfun->calls_alloca): Remove bogus
2746 "extern" declaration.
2748 2008-04-30 Richard Guenther <rguenther@suse.de>
2750 PR tree-optimization/21636
2751 * tree-ssa-ccp.c (ccp_fold): Handle &p->x with p being a
2753 (evaluate_stmt): Print the likely value.
2754 (ccp_visit_stmt): Avoid excessive vertical spacing.
2756 2008-04-30 Rafael Espindola <espindola@google.com>
2758 * builtins.c (fold_call_expr): Return realret.
2759 * tree-ssa-threadedge.c
2760 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
2761 __builtin_object_size.
2763 2008-04-30 Seongbae Park <seongbae.park@gmail.com>
2765 * gcc.c (wrapper_string): New variable.
2766 (insert_wrapper): New function.
2767 (execute): New option -wrapper.
2768 * doc/invoke.texi (Overall Options): New driver option -wrapper.
2770 2008-04-30 Nathan Froyd <froydnj@codesourcery.com>
2772 * config/rs6000/crtresgpr.asm, config/rs6000/crtresxgpr.asm,
2773 config/rs6000/crtsavgpr.asm, config/rs6000/crtresfpr.asm,
2774 config/rs6000/crtresxfpr.asm, config/rs6000/crtsavfpr.asm: Break out
2776 * config/rs6000/crtsavres.asm: ...here. Remove unneeded file.
2777 * config/rs6000/e500crtres32gpr.asm, config/rs6000/e500crtres64gpr.asm,
2778 config/rs6000/e500crtres64gprctr.asm,
2779 config/rs6000/e500crtrest32gpr.asm, config/rs6000/e500crtrest64gpr.asm,
2780 config/rs6000/e500crtresx32gpr.asm, config/rs6000/e500crtresx64gpr.asm,
2781 config/rs6000/e500crtsav32gpr.asm, config/rs6000/e500crtsav64gpr.asm,
2782 config/rs6000/e500crtsav64gprctr.asm,
2783 config/rs6000/e500crtsavg32gpr.asm, config/rs6000/e500crtsavg64gpr.asm,
2784 config/rs6000/e500crtsavg64gprctr.asm: New files.
2785 * config/rs6000/t-ppccomm: Add build rules for new files.
2786 (LIB2FUNCS_STATIC_EXTRA): Add new files.
2787 * config/rs6000/t-netbsd: Add build rules for new files.
2788 (LIB2FUNCS_STATIC_EXTRA): New variable.
2789 * config/rs6000/sysv4.h (ENDFILE_SPEC): Don't include crtsavres.o
2790 (CRTSAVRES_DEFAULT_SPEC): Likewise.
2791 * config/rs6000/netbsd.h (ENDFILE_SPEC): Likewise.
2793 2008-04-30 H.J. Lu <hongjiu.lu@intel.com>
2795 * config/i386/i386.c (ix86_builtin_type): Add
2796 FLOAT128_FTYPE_FLOAT128_FLOAT128, V16QI_FTYPE_V16QI_V16QI,
2797 V16QI_FTYPE_V8HI_V8HI, V8QI_FTYPE_V8QI_V8QI,
2798 V8QI_FTYPE_V4HI_V4HI, V8HI_FTYPE_V8HI_V8HI,
2799 V8HI_FTYPE_V16QI_V16QI, V8HI_FTYPE_V4SI_V4SI,
2800 V4SI_FTYPE_V4SI_V4SI, V4SI_FTYPE_V8HI_V8HI,
2801 V4SI_FTYPE_V4SF_V4SF, V4SI_FTYPE_V2DF_V2DF,
2802 V4HI_FTYPE_V4HI_V4HI, V4HI_FTYPE_V8QI_V8QI,
2803 V4HI_FTYPE_V2SI_V2SI, V4SF_FTYPE_V4SF_V4SF,
2804 V4SF_FTYPE_V4SF_V4SF_SWAP, V4SF_FTYPE_V4SF_V2SI,
2805 V4SF_FTYPE_V4SF_V2DF, V4SF_FTYPE_V4SF_DI,
2806 V4SF_FTYPE_V4SF_SI, V2DI_FTYPE_V2DI_V2DI,
2807 V2DI_FTYPE_V16QI_V16QI, V2DI_FTYPE_V4SI_V4SI,
2808 V2DI_FTYPE_V2DF_V2DF, V2SI_FTYPE_V2SI_V2SI,
2809 V2SI_FTYPE_V4HI_V4HI, V2SI_FTYPE_V2SF_V2SF,
2810 V2DF_FTYPE_V2DF_V2DF, V2DF_FTYPE_V2DF_V2DF_SWAP,
2811 V2DF_FTYPE_V2DF_V4SF, V2DF_FTYPE_V2DF_DI,
2812 V2DF_FTYPE_V2DF_SI, V2SF_FTYPE_V2SF_V2SF,
2813 V1DI_FTYPE_V1DI_V1DI, V1DI_FTYPE_V8QI_V8QI and
2814 V1DI_FTYPE_V2SI_V2SI.
2815 (bdesc_2arg): Moved to ...
2817 (ix86_init_mmx_sse_builtins): Updated.
2818 (ix86_expand_args_builtin): Updated. Take a pointer
2819 to const struct builtin_description. Handle comparison
2821 (ix86_expand_sse_compare): Take a new argument for swapping operands.
2822 (ix86_expand_builtin): Updated.
2824 * config/i386/sse.md (ssse3_pmaddubswv8hi3): Renamed to ...
2825 (ssse3_pmaddubsw128): This.
2826 (ssse3_pmaddubswv4hi3): Renamed to ...
2827 (ssse3_pmaddubsw): This.
2829 * doc/extend.texi (__builtin_ia32_packsswb128): Correct prototype.
2830 (__builtin_ia32_packssdw128): Likewise.
2831 (__builtin_ia32_packuswb128): Likewise.
2832 (__builtin_ia32_pmaddubsw): Likewise.
2833 (__builtin_ia32_pmaddubsw128): Likewise.
2835 2008-04-30 Richard Guenther <rguenther@suse.de>
2837 PR tree-optimization/14847
2838 * tree-ssa-ifcombine.c (get_name_for_bit_test): New helper function.
2839 (recognize_bits_test): Use it.
2840 (recognize_single_bit_test): Likewise.
2842 2008-04-30 Martin Jambor <mjambor@suse.cz>
2844 * ipa-cp.c (ipcp_init_stage): Calls ipa_set_called_with_variable_arg
2845 instead of setting number of formal parameters to zero.
2846 (ipcp_init_stage): Do not set the number of actual parameters to zero
2848 (ipcp_propagate_stage): Explicitly skipping all calls to nodes
2849 which are called with variable number of arguments.
2850 (ipcp_insert_stage): Explicitely skipping all nodes which are
2851 called with variable number of arguments.
2852 (ipcp_callsite_param_print): Skipps callsites to nodes with varaible
2853 number of parameters.
2855 * ipa-prop.h (struct ipa_node_params): Added flag
2856 called_with_var_arguments
2857 (ipa_set_param_count): Added. Changed sole setter to use it.
2858 (ipa_get_param_count): Added. All readers of param_count
2859 converted to use it instead.
2860 (ipa_set_called_with_variable_arg): Added.
2861 (ipa_is_called_with_var_arguments): Added.
2862 (ipa_get_ith_param): Added. All readers of param_decls converted
2864 (ipa_set_cs_argument_count): Added, sole writer to argument_count
2866 (ipa_get_cs_argument_count): Added, all readers of argument_count
2868 (ipa_get_ith_jump_func): Added. Accessors of jump values changed
2871 * ipa-prop.h (struct ipcp_formal): Renamed to ipcp_lattice
2872 (struct ipcp_lattice): Renamed cval_type to type
2873 (struct ipa_node_params): ipcp_cval renamed to ipcp_lattices
2875 * ipa-cp.c (ipcp_cval_get_cvalue): Changed return value to tree
2876 (ipcp_cval_set_cvalue): Changed type of parameter value to tree
2877 (ipcp_insert_stage): Changed the type of variable cvalue to tree
2878 (ipcp_replace_map_create): Changed the type of parameter cvalue to tree
2879 (build_const_val): Changed the type of parameter cvalue to tree
2880 (ipcp_propagate_const): Changed the type of parameter cvalue to tree
2881 (ipcp_method_cval_set_cvalue_type): Renamed parameter cval_type1 to type
2883 * ipa-prop.h (struct ipcp_formal): Replaced cvalue with tree called
2886 * ipa-prop.c (ipa_methodlist_init): Renamed to ipa_init_func_list
2887 (ipa_methodlist_not_empty): Removed, the sole user now checks directly
2888 (ipa_add_method): Renamed to ipa_push_func_to_list
2889 (ipa_remove_method): Renamed to ipa_pop_func_from_list
2890 (ipa_callsite_param_count): Removed.
2891 (ipa_callsite_param_count_set): Removed.
2892 (ipa_callsite_param): Removed.
2893 (ipa_callsite_callee): Removed.
2894 (ipa_callsite_compute_param): Renamed to ipa_compute_jump_functions
2895 (ipa_callsite_compute_count): Renamed to ipa_count_arguments
2896 (ipa_method_formal_count): Removed.
2897 (ipa_method_formal_count_set): Removed.
2898 (ipa_method_get_tree): Removed.
2899 (ipa_method_tree_map_create): Removed.
2900 (ipa_method_compute_tree_map): Renamed to ipa_create_param_decls_array
2901 (ipa_create_param_decls_array): Creates the array itself
2902 (ipa_create_param_decls_array): Temporary variable info instead of
2904 (ipa_method_formal_compute_count): Renamed to ipa_count_formal_params
2905 (ipa_method_compute_modify): Renamed to ipa_detect_param_modifications
2906 (get_type): Removed.
2907 (ipa_jf_get_info_type): Removed.
2908 (ipa_node_create): Renamed to ipa_create_node_params
2909 (ipa_free): Renamed to ipa_free_all_node_params
2910 (ipa_nodes_create): Renamed to ipa_create_all_node_params
2911 (ipa_edges_create): Renamed to ipa_create_all_edge_args
2912 (ipa_edges_free): Renamed to ipa_free_all_edge_args
2913 (ipa_nodes_free): Integrated into ipa_free_all_node_params and removed
2914 (ipa_free_all_node_params): Deallocation to jump_functions moved to
2915 ipa_free_all_edge_args
2916 (ipa_method_tree_print): Renamed to ipa_print_all_tree_maps
2917 (ipa_method_modify_print): Renamed to ipa_print_all_params_modified
2918 (ipa_create_methodlist_node): Removed.
2919 (ipa_methodlist_method): Removed.
2920 (ipa_methodlist_method_set): Removed.
2921 (ipa_methodlist_next_method): Removed.
2922 (ipa_methodlist_next_method_set): Removed.
2923 (ipa_method_is_modified): Removed.
2924 (ipa_method_modify_create): Removed.
2925 (ipa_method_modify_init): Temporary variable info instead of a few
2927 (ipa_detect_param_modifications): Temporary variable info instead of
2929 (ipa_compute_jump_functions): Temporary variable info instead of
2931 (ipa_method_modify_set): Removed.
2932 (ipa_method_tree_map): Renamed to ipa_get_param_decl_index
2933 (ipa_get_param_decl_index): Now accepts struct ipa_node_params rather
2934 than craph_node as the first parameter.
2935 (ipa_method_modify_stmt): Renamed to ipa_check_stmt_modifications
2936 (ipa_method_modify_init): Removed.
2937 (ipa_compute_jump_functions): Added a temp variable instead of
2938 repeatadly dereferencing the cgraph_edge.aux pointer
2939 (ipa_callsite_param_set_type): Removed.
2940 (ipa_compute_jump_functions): i renamed to index and moved to
2942 (ipa_callsite_param_set_info_type_formal): Removed.
2943 (ipa_callsite_param_set_info_type): Removed.
2944 (ipa_callsite_param_map_create): Removed.
2945 (ipa_callsite_tree): Removed.
2946 (ipa_callsite_caller): Removed.
2947 (ipa_pop_func_from_list): return_method removed to return_func
2949 * ipa-prop.h (enum cvalue_type): Renamed to ipa_lattice_type,
2950 prefixed all values with IPA_. Changed all users.
2951 (enum jump_func_type): Rnamed UNKNOWN_IPATYPE to IPA_UNKNOWN,
2952 CONST_IPATYPE to IPA_CONST, CONST_IPATYPE_REF to IPA_CONST_REF
2953 and FORMAL_IPATYPE IPA_PASS_THROUGH.
2954 (union parameter_info): Renamed to jump_func_value.
2955 (union jump_func_value): Renamed value to constant
2956 (struct ipa_jump_func): Renamed info_type to value
2957 (struct ipa_node): Renamed to ipa_node_params
2958 (struct ipa_node_params): Renamed ipa_arg_num to param_count
2959 (struct ipa_node_params): Renamed ipa_param_tree to param_decls
2960 (struct ipa_node_params): Renamed ipa_mod to modified_flags
2961 (struct ipa_edge): Renamed to ipa_edge_args
2962 (struct ipa_edge_args): Renamed ipa_param_num to argument_count
2963 (struct ipa_edge_args): Renamed ipa_param_map to jump_functions
2964 (struct ipa_methodlist): Renamed to ipa_func_list
2965 (struct ipa_func_list): method_p renamed to node, next_method
2967 (ipa_methodlist_p): Removed, switched all users to struct pointer
2968 (IS_VALID_TREE_MAP_INDEX): Renamed to IS_VALID_JUMP_FUNC_INDEX
2970 2008-04-30 Alan Modra <amodra@bigpond.net.au>
2972 * config/rs6000/rs6000.c (ALWAYS_RESTORE_ALTIVEC_BEFORE_POP): Define.
2973 (rs6000_emit_epilogue): Use backchain to restore only when we
2974 have a large frame. Make use of frame pointer to restore if we
2975 have one. Handle ALWAYS_RESTORE_ALTIVEC_BEFORE_POP.
2977 2008-04-29 Paolo Bonzini <bonzini@gnu.org>
2979 * config/avr/avr.md (*sbrx_branch, *sbix_branch, *sbix_branch_tmp):
2980 Add mode to zero_extract.
2981 (sign bit tests peepholes): (Ditto.).
2983 2008-04-29 H.J. Lu <hongjiu.lu@intel.com>
2985 * config/i386/i386.c (ix86_builtins): Replace Prescott New
2986 Instructions in comments with SSE3.
2987 (ix86_builtin_type): This. Add FLOAT128_FTYPE_FLOAT128,
2988 INT64_FTYPE_V4SF, INT64_FTYPE_V2DF, INT_FTYPE_V16QI,
2989 INT_FTYPE_V8QI, INT_FTYPE_V4SF, INT_FTYPE_V2DF,
2990 V16QI_FTYPE_V16QI, V8HI_FTYPE_V8HI, V8HI_FTYPE_V16QI,
2991 V8QI_FTYPE_V8QI, V4SI_FTYPE_V4SI, V4SI_FTYPE_V16QI,
2992 V4SI_FTYPE_V4SF, V4SI_FTYPE_V8HI, V4SI_FTYPE_V2DF,
2993 V4HI_FTYPE_V4HI, V4SF_FTYPE_V4SF, V4SF_FTYPE_V4SI,
2994 V4SF_FTYPE_V2DF, V2DI_FTYPE_V2DI, V2DI_FTYPE_V16QI,
2995 V2DI_FTYPE_V8HI, V2DI_FTYPE_V4SI, V2DF_FTYPE_V2DF,
2996 V2DF_FTYPE_V4SI, V2DF_FTYPE_V4SF, V2DF_FTYPE_V2SI,
2997 V2SI_FTYPE_V2SI, V2SI_FTYPE_V4SF, V2SI_FTYPE_V2SF,
2998 V2SI_FTYPE_V2DF, V2SF_FTYPE_V2SF and V2SF_FTYPE_V2SI.
2999 (bdesc_sse_args): Renamed to ...
3000 (bdesc_args): This. Add IX86_BUILTIN_PF2ID, IX86_BUILTIN_PFRCP,
3001 IX86_BUILTIN_PFRSQRT, IX86_BUILTIN_PI2FD, IX86_BUILTIN_PF2IW,
3002 IX86_BUILTIN_PSWAPDSI, IX86_BUILTIN_PSWAPDSF and
3004 (bdesc_1arg): Moved to ...
3006 (ix86_init_mmx_sse_builtins): Updated. Replace Prescott New
3007 Instructions in comments with SSE3.
3008 (ix86_expand_sse_operands_builtin): Renamed to ...
3009 (ix86_expand_args_builtin): This. Updated.
3010 (ix86_expand_unop1_builtin): Update comments.
3011 (ix86_expand_builtin): Updated.
3013 2008-04-29 Richard Guenther <rguenther@suse.de>
3015 PR tree-optimization/36078
3016 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely):
3017 Update virtual SSA form after cleaning up the CFG.
3019 2008-04-29 Richard Guenther <rguenther@suse.de>
3022 * fold-const.c (fold_binary): Fold (A + A) * C to A * 2*C.
3024 2008-04-29 Richard Guenther <rguenther@suse.de>
3026 * tree-ssa-alias.c (finalize_ref_all_pointers): Remove.
3027 (compute_may_aliases): Do not call finalize_ref_all_pointers.
3028 (compute_flow_insensitive_aliasing): Do not treat
3029 PTR_IS_REF_ALL pointers special.
3030 (get_smt_for): Likewise.
3031 (may_alias_p): Re-structure.
3032 (is_escape_site): A ref-all pointer conversion is not an escape site.
3033 * tree-ssa-structalias.c (find_what_p_points_to): Do not treat
3034 PTR_IS_REF_ALL pointers special.
3035 * tree-ssa-structalias.h (struct alias_info): Remove
3036 ref_all_symbol_mem_tag field.
3037 (PTR_IS_REF_ALL): Remove.
3039 2008-04-29 Richard Guenther <rguenther@suse.de>
3042 * fold-const.c (extract_muldiv_1): In combining division constants
3043 make sure to never overflow.
3045 2008-04-29 Nick Clifton <nickc@redhat.com>
3047 * doc/tm.texi (RETURN_ADDR_RTX): Fix typo.
3049 2008-04-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3052 * optc-gen.awk: Work around HP-UX/IA awk bug.
3054 2008-04-28 Danny Smith <dannysmith@users.sourceforge.net>
3056 * config/i386/cygming-crtend.c (register_frame_ctor): Revert my
3059 2008-04-28 Uros Bizjak <ubizjak@gmail.com>
3062 * config/i386/i386.md
3063 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit):
3064 Change operand 1 predicate to nonimmediate_operand.
3066 2008-04-28 Jakub Jelinek <jakub@redhat.com>
3069 * dwarf2out.c (struct die_struct): Mark as chain_circular through
3071 * gengtype.c (walk_type, write_func_for_structure): Handle
3073 * doc/gty.texi: Document chain_circular.
3075 2008-04-28 Richard Guenther <rguenther@suse.de>
3077 PR tree-optimization/36066
3078 * tree-vrp.c (execute_vrp): Cleanup the CFG only after finalizing
3081 2008-04-28 Uros Bizjak <ubizjak@gmail.com>
3084 * config/i386/i386.md
3085 (floatdi<X87MODEF:mode>2_i387_with_xmm splitters):
3086 Use match_scratch instead of match_operand for operands 3 and 4.
3088 2008-04-27 Richard Guenther <rguenther@suse.de>
3090 PR tree-optimization/18754
3091 PR tree-optimization/34223
3092 * tree-pass.h (pass_complete_unrolli): Declare.
3093 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Print
3094 loop size before and after unconditionally of UL_NO_GROWTH in effect.
3095 Rewrite loop into loop closed SSA form if it is not already.
3096 (tree_unroll_loops_completely): Re-structure to iterate over
3097 innermost loops with intermediate CFG cleanups.
3098 Unroll outermost loops only if requested or the code does not grow
3100 * tree-ssa-loop.c (gate_tree_vectorize): Don't shortcut if no
3101 loops are available.
3102 (tree_vectorize): Instead do so here.
3103 (tree_complete_unroll): Also unroll outermost loops.
3104 (tree_complete_unroll_inner): New function.
3105 (gate_tree_complete_unroll_inner): Likewise.
3106 (pass_complete_unrolli): New pass.
3107 * tree-ssa-loop-manip.c (find_uses_to_rename_use): Only record
3108 uses outside of the loop.
3109 (tree_duplicate_loop_to_header_edge): Only verify loop-closed SSA
3110 form if it is available.
3111 * tree-flow.h (tree_unroll_loops_completely): Add extra parameter.
3112 * passes.c (init_optimization_passes): Schedule complete inner
3113 loop unrolling pass before the first CCP pass after final inlining.
3115 2008-04-27 Nathan Sidwell <nathan@codesourcery.com>
3117 * targhooks.h (default_emutls_var_fields,
3118 default_emutls_var_init): Declare.
3119 * tree.h (DECL_THREAD_LOCAL): Compare against TLS_MODEL_REAL.
3120 * target.h (struct gcc_target): Add struct emutls member.
3121 * target-def.h (TARGET_EMUTLS_GET_ADDRESS,
3122 TARGET_EMUTLS_REGISTER_COMMON, TARGET_EMUTLS_VAR_SECTION,
3123 TARGET_EMUTLS_TMPL_SECTION, TARGET_EMUTLS_VAR_PREFIX,
3124 TARGET_EMUTLS_TMPL_PREFIX, TARGET_EMUTLS_VAR_FIELDS,
3125 TARGET_EMUTLS_VAR_INIT, TARGET_EMUTLS_DEBUG_FORM_TLS_ADDRESS,
3126 TARGET_EMUTLS_VAR_ALIGN_FIXED, TARGET_EMUTLS): New.
3127 (TARGET_INITIALIZER): Add TARGET_EMUTLS.
3128 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS,
3129 BUILT_IN_EMUTLS_REGISTER_COMMON): Get name from targetm structure.
3130 * dwarf2out.c (loc_descriptor_from_tree_1): Check if emutls can
3131 emit debug information.
3132 * coretypes.h (tls_model): Add TLS_MODEL_EMULATED, TLS_MODEL_REAL.
3133 * varasm.c: Include targhooks.h.
3134 (emutls_object_section, emutls_tmpl_section): New.
3135 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): Remove.
3136 (EMUTLS_SEPARATOR): New.
3138 (get_emutls_object_name): New.
3139 (default_emutls_var_fields): New, broken out of ...
3140 (get_emutls_object_type): ... here. Adjust to use target hooks.
3141 (get_emutls_init_templ_addr): Adjust to use target hooks.
3142 (emutls_decl): Adjust to use target hooks.
3143 (emutls_finish): Likewise.
3144 (default_emutls_var_init): New, broken out of ...
3145 (assemble_variable): ... here. Adjust to use target hooks.
3146 * output.h (enum section_category): Add SECCAT_EMUTLS_VAR,
3148 * c-common.c (handle_section_attribute): Prevent overriding
3149 sections for emulated tls with special sections.
3150 * config/i386/i386.c (x86_64_elf_select_section): Add
3151 SECCAT_EMUTLS_VAR and SECCAT_EMUTLS_TMPL.
3152 (x86_64_elf_unique_section): Likewise.
3153 * config/vxworks.c: Include tree.h.
3154 (vxworks_emutls_var_fields, vxworks_emutls_var_init): New.
3155 (vxworks_override_options): Set TLS scheme.
3156 * doc/tm.texi (Emulated TLS): New node.
3158 2008-04-26 Simon Baldwin <simonb@google.com>
3161 * builtins.c (c_strlen): Suppressed multiple warnings that can occur
3162 with propagated string constants.
3164 2008-04-26 Uros Bizjak <ubizjak@gmail.com>
3166 * config/i386/i386.md (fix_trunc<mode>_i387_fisttp_with_temp): Use 'X'
3167 constraint for operand 2 when operand 0 is memory operand.
3168 (fix_truncdi_i387_with_temp): : Use 'X' constraint for operand 4 when
3169 operand 0 is memory operand.
3170 (fix_trunc<mode>_i387_with_temp): Ditto.
3171 (*floatsi<mode>2_vector_mixed_with_temp): Use 'X' constraint for
3172 operand 2 when operand 1 is memory operand.
3173 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_with_temp): Ditto.
3174 (*floatsi<mode>2_vector_sse_with_temp): Ditto.
3175 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_with_temp): Ditto.
3176 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
3177 (floatdi<X87MODEF:mode>2_i387_with_xmm): Use 'X' constraint for
3178 operands 2,3 and 4 when operand 1 is memory operand.
3179 (fistdi2_with_temp): Use 'X' constraint for operand 2 when operand 0
3181 (fistdi2_floor_with_temp): Ditto.
3182 (fist<mode>2_floor_with_temp): Ditto.
3183 (fistdi2_ceil_with_temp): Ditto.
3184 (fist<mode>2_ceil_with_temp): Ditto.
3185 (*truncdfsf_fast_mixed): Merge alternatives 0 and 1.
3187 2008-04-26 David Daney <ddaney@avtrex.com>
3189 * config/mips/mips.md (UNSPEC_COMPARE_AND_SWAP_12): New
3191 (UNSPEC_SYNC_OLD_OP, UNSPEC_SYNC_NEW_OP, UNSPEC_SYNC_EXCHANGE,
3192 UNSPEC_MEMORY_BARRIER, UNSPEC_SET_GOT_VERSION,
3193 UNSPEC_UPDATE_GOT_VERSION): Renumber.
3194 (sync_compare_and_swap<mode>): New expand for QI and HI modes.
3195 (compare_and_swap_12): New insn.
3196 * config/mips/mips-protos.h (mips_expand_compare_and_swap_12): Declare.
3197 * config/mips/mips.c (mips_force_binary): New function.
3198 (mips_emit_int_order_test, mips_expand_synci_loop): Use it.
3199 (mips_expand_compare_and_swap_12): New function.
3200 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP_12): New macro.
3202 2008-04-25 Jan Hubicka <jh@suse.cz>
3205 * cfgexpand.c (pass_expand): Turn into RTL pass.
3206 * passes.c (execute_one_pass): Do pass typechecking after execution.
3207 * tree-pass.h (pass_expand): Turn into RTL pass.
3209 * function.h (struct rtl_data): Move here fields
3210 accesses_prior_frames, calls_eh_return, saves_all_registers,
3211 has_nonlocal_goto, has_asm_statement, is_thunk,
3212 all_throwers_are_sibcalls, limit_stack, profile, uses_const_pool,
3213 uses_pic_offset_table, uses_eh_lsda, tail_call_emit,
3214 arg_pointer_save_area_init from struct function; turn into bool.
3215 (struct function): Move
3216 calls_eh_return, saves_all_registers, has_nonlocal_goto,
3217 has_asm_statement, is_thunk, all_throwers_are_sibcalls, limit_stack,
3218 profile, uses_const_pool, uses_pic_offset_table, uses_eh_lsda,
3219 tail_call_emit, arg_pointer_save_area_init
3220 into struct rtl_data. Remove recursive_call_emit and gimplified flags.
3221 (current_function_returns_struct, current_function_returns_pcc_struct,
3222 current_function_calls_setjmp, current_function_calls_alloca,
3223 current_function_accesses_prior_frames,
3224 current_function_calls_eh_return, current_function_is_thunk,
3225 current_function_stdarg, current_function_profile,
3226 current_function_limit_stack, current_function_uses_pic_offset_table,
3227 current_function_uses_const_pool, current_function_has_nonlocal_label,
3228 current_function_saves_all_registers,
3229 current_function_has_nonlocal_goto,
3230 current_function_has_asm_statement): Remove accesor macros.
3231 * ra-conflict.c (global_conflicts): Update.
3232 * tree-tailcall.c (suitable_for_tail_opt_p): Update.
3233 (suitable_for_tail_call_opt_p): Update.
3234 * builtins.c (expand_builtin_return_addr): Update.
3235 (expand_builtin_setjmp_setup): Update.
3236 (expand_builtin_nonlocal_goto): Update.
3237 * final.c (final_start_function): Update.
3238 (profile_function): Update.
3239 (leaf_function_p): Update.
3240 (only_leaf_regs_used): Update.
3241 * df-scan.c (df_get_exit_block_use_set): Update.
3242 * dojump.c (clear_pending_stack_adjust): Update.
3243 * tree-stdarg.c (gate_optimize_stdarg): Update.
3244 * gimple-low.c (lower_function_body): Update.
3245 * global.c (compute_regsets): Update.
3246 (global_alloc): Update.
3247 * dwarf2out.c (dwarf2out_begin_prologue): Update.
3248 * expr.c (expand_assignment): Update.
3249 * dse.c (dse_step0): Update.
3250 (dse_step1): Update.
3251 * c-decl.c (store_parm_decls): Update.
3252 * local-alloc.c (combine_regs): Update.
3253 (find_free_reg): Update.
3254 * function.c (assign_parms_augmented_arg_list): Update.
3255 (assign_parm_find_data_types): Update.
3256 (assign_parms): Update.
3257 (allocate_struct_function): Update.
3258 (expand_function_start): Update.
3259 (expand_function_end): Update.
3260 (get_arg_pointer_save_area): Update.
3261 (thread_prologue_and_epilogue_insns): Update.
3262 (rest_of_match_asm_constraints): Update.
3263 * stor-layout.c (variable_size): Update.
3264 * gcse.c (gcse_main): Update.
3265 (bypass_jumps): Update.
3266 * gimplify.c (gimplify_function_tree): Update.
3267 * calls.c (emit_call_1): Update.
3268 (expand_call): Update.
3269 * bt-load.c (compute_defs_uses_and_gen): Update.
3270 * except.c (sjlj_assign_call_site_values): Update.
3271 (sjlj_emit_function_enter): Update.
3272 (can_throw_external): Update.
3273 (set_nothrow_function_flags): Update.
3274 (expand_builtin_unwind_init): Update.
3275 (expand_eh_return): Update.
3276 (convert_to_eh_region_ranges): Update.
3277 (output_function_exception_table): Update.
3278 * emit-rtl.c (gen_tmp_stack_mem): Update.
3279 * cfgexpand.c (expand_used_vars): Update.
3280 (tree_expand_cfg): Update.
3281 * cfgcleanup.c (rest_of_handle_jump): Update.
3282 * explow.c (allocate_dynamic_stack_space): Update.
3283 * varasm.c (assemble_start_function): Update.
3284 (force_const_mem): Update.
3285 (mark_constant_pool): Update.
3286 * tree-optimize.c (tree_rest_of_compilation): Update.
3287 * stack-ptr-mod.c (notice_stack_pointer_modification): Update.
3288 * tree-cfg.c (notice_special_calls): Update.
3289 (is_ctrl_altering_stmt): Update.
3290 (tree_can_make_abnormal_goto): Update.
3291 (tree_purge_dead_abnormal_call_edges): Update.
3292 * config/alpha/predicates.md: Update.
3293 * config/alpha/alpha.c (alpha_sa_mask): Update.
3294 (alpha_sa_size): Update.
3295 (alpha_does_function_need_gp): Update.
3296 (alpha_expand_prologue): Update.
3297 (alpha_start_function): Update.
3298 (alpha_output_function_end_prologue): Update.
3299 (alpha_expand_epilogue): Update.
3300 * config/frv/frv.c (frv_stack_info): Update.
3301 (frv_expand_epilogue): Update.
3302 * config/s390/s390.c (s390_regs_ever_clobbered): Update.
3303 (s390_register_info): Update.
3304 (s390_frame_info): Update.
3305 (s390_init_frame_layout): Update.
3306 (s390_can_eliminate): Update.
3307 (save_gprs): Update.
3308 * config/spu/spu.c (spu_split_immediate): Update.
3309 (need_to_save_reg): Update.
3310 (spu_expand_prologue): Update.
3311 (spu_expand_epilogue): Update.
3312 * config/sparc/sparc.md: Update.
3313 * config/sparc/sparc.c (eligible_for_return_delay): Update.
3314 (sparc_tls_got): Update.
3315 (legitimize_pic_address): Update.
3316 (sparc_emit_call_insn): Update.
3317 (sparc_expand_prologue): Update.
3318 (output_return): Update.
3319 (print_operand): Update.
3320 (sparc_function_ok_for_sibcall): Update.
3321 * config/sparc/sparc.h (EXIT_IGNORE_STACK): Update.
3322 * config/m32r/m32r.md: Update.
3323 * config/m32r/m32r.c (MUST_SAVE_RETURN_ADDR): Update.
3324 (m32r_compute_frame_size): Update.
3325 (m32r_expand_prologue): Update.
3326 (m32r_expand_epilogue): Update.
3327 (m32r_legitimize_pic_address): Update.
3328 * config/m32r/m32r.h (FRAME_POINTER_REQUIRED): Update.
3329 * config/i386/linux.h (SUBTARGET_FRAME_POINTER_REQUIRED): Update.
3330 * config/i386/i386.c (ix86_frame_pointer_required): Update.
3332 (ix86_save_reg): Update.
3333 (ix86_compute_frame_layout): Update.
3334 (ix86_expand_prologue): Update.
3335 (ix86_expand_epilogue): Update.
3336 * config/sh/sh.c (output_stack_adjust): Update.
3337 (calc_live_regs): Update.
3338 (sh5_schedule_saves): Update.
3339 (sh_expand_prologue): Update.
3340 (sh_expand_epilogue): Update.
3341 (sh_setup_incoming_varargs): Update.
3342 (sh_allocate_initial_value): Update.
3343 (sh_get_pr_initial_val): Update.
3344 * config/sh/sh.h (SHMEDIA_REGS_STACK_ADJUST): Update.
3345 * config/sh/sh.md (label:): Update.
3346 * config/avr/avr.c (out_movhi_mr_r): Update.
3347 * config/crx/crx.h (enum): Update.
3348 * config/xtensa/xtensa.h (along): Update.
3349 * config/stormy16/stormy16.c Update.
3350 (xstormy16_compute_stack_layout): Update.
3351 * config/fr30/fr30.c (MUST_SAVE_RETURN_POINTER): Update.
3352 (fr30_expand_prologue): Update.
3353 * config/cris/cris.c (cris_conditional_register_usage): Update.
3354 (cris_reg_saved_in_regsave_area): Update.
3355 (cris_initial_frame_pointer_offset): Update.
3356 (cris_simple_epilogue): Update.
3357 (cris_expand_prologue): Update.
3358 (cris_expand_epilogue): Update.
3359 (cris_expand_pic_call_address): Update.
3360 (cris_asm_output_symbol_ref): Update.
3361 (cris_asm_output_label_ref): Update.
3362 * config/cris/cris.md Update.
3363 * config/iq2000/iq2000.c (compute_frame_size): Update.
3364 (iq2000_expand_epilogue): Update.
3365 * config/mt/mt.h (save_direction): Update.
3366 * config/mn10300/mn10300.c (mn10300_function_value): Update.
3367 * config/ia64/ia64.c (ia64_compute_frame_size): Update.
3368 (ia64_secondary_reload_class): Update.
3369 * config/m68k/m68k.c (m68k_save_reg): Update.
3370 (m68k_expand_prologue): Update.
3371 (m68k_expand_epilogue): Update.
3372 (legitimize_pic_address): Update.
3373 * config/rs6000/rs6000.c (rs6000_got_register): Update.
3374 (first_reg_to_save): Update.
3375 (first_altivec_reg_to_save): Update.
3376 (compute_vrsave_mask): Update.
3377 (compute_save_world_info): Update.
3378 (rs6000_stack_info): Update.
3379 (spe_func_has_64bit_regs_p): Update.
3380 (rs6000_ra_ever_killed): Update.
3381 (rs6000_emit_eh_reg_restore): Update.
3382 (rs6000_emit_allocate_stack): Update.
3383 (rs6000_emit_prologue): Update.
3384 (rs6000_emit_epilogue): Update.
3385 (rs6000_output_function_epilogue): Update.
3386 (output_profile_hook): Update.
3387 (rs6000_elf_declare_function_name): Update.
3388 * config/rs6000/rs6000.h (rs6000_args): Update.
3389 * config/rs6000/rs6000.md: Update.
3390 * config/mcore/mcore.c (mcore_expand_prolog): Update.
3391 * config/arc/arc.c (arc_output_function_epilogue): Update.
3392 * config/arc/arc.h (FRAME_POINTER_REQUIRED): Update.
3393 * config/darwin.c (machopic_function_base_name): Update.
3394 * config/score/score3.c (score3_compute_frame_size): Update.
3397 (score3_epilogue): Update.
3398 * config/score/score7.c (score7_compute_frame_size): Update.
3399 (score7_prologue): Update.
3400 (score7_epilogue): Update.
3401 * config/score/score.h (FRAME_POINTER_REQUIRED): Update.
3402 * config/arm/linux-elf.h (SUBTARGET_FRAME_POINTER_REQUIRED): Update.
3403 * config/arm/arm.c (use_return_insn): Update.
3404 (require_pic_register): Update.
3405 (arm_load_pic_register): Update.
3406 (arm_compute_save_reg0_reg12_mask): Update.
3407 (arm_compute_save_reg_mask): Update.
3408 (thumb1_compute_save_reg_mask): Update.
3409 (output_return_instruction): Update.
3410 (arm_output_function_prologue): Update.
3411 (arm_output_epilogue): Update.
3412 (arm_get_frame_offsets): Update.
3413 (arm_expand_prologue): Update.
3414 (thumb_pushpop): Update.
3415 (thumb_exit): Update.
3416 (thumb1_expand_prologue): Update.
3417 (thumb1_expand_epilogue): Update.
3418 (arm_unwind_emit): Update.
3419 (arm_output_fn_unwind): Update.
3420 * config/arm/arm.h (FRAME_POINTER_REQUIRED): Update.
3421 * config/arm/arm.md: Update.
3422 * config/pa/pa.md: Update.
3423 * config/pa/pa.c (legitimize_pic_address): Update.
3424 (compute_frame_size): Update.
3425 (hppa_expand_prologue): Update.
3426 (hppa_expand_epilogue): Update.
3427 (borx_reg_operand): Update.
3428 * config/pa/pa.h (FRAME_POINTER_REQUIRED): Update.
3429 (HARD_REGNO_RENAME_OK): Update.
3430 * config/mips/mips.c (mips_global_pointer): Update.
3431 (mips_save_reg_p): Update.
3432 (mips_compute_frame_info): Update.
3433 (mips_frame_pointer_required): Update.
3434 (mips_expand_prologue): Update.
3435 (mips_expand_epilogue): Update.
3436 (mips_can_use_return_insn): Update.
3437 (mips_reorg_process_insns): Update.
3438 * config/v850/v850.c (compute_register_save_size): Update.
3439 * config/mmix/mmix.h (FRAME_POINTER_REQUIRED): Update.
3440 * config/mmix/mmix.c (along): Update.
3441 (mmix_expand_epilogue): Update.
3442 * config/bfin/bfin.c (legitimize_pic_address): Update.
3443 (must_save_p): Update.
3444 (stack_frame_needed_p): Update.
3445 (add_to_reg): Update.
3446 (bfin_expand_prologue): Update.
3447 * stmt.c (expand_asm_operands): Update.
3448 * reload1.c (reload): Update.
3449 (init_elim_table): Update.
3451 2008-04-25 Bob Wilson <bob.wilson@acm.org>
3453 * optabs.c (expand_float): Fix REG_EQUAL for UNSIGNED_FLOAT libcall.
3455 2008-04-25 H.J. Lu <hongjiu.lu@intel.com>
3457 * config/i386/sse.md (mov<mode>): Replace SSEMODEI with SSEMODE.
3458 (*mov<mode>_internal): Likewise. Support V4SF and V2DF.
3459 (mov<mode>): Removed.
3460 (*movv4sf_internal): Likewise.
3461 (*movv2df_internal): Likewise.
3463 2008-04-25 Pompapathi V Gadad <Pompapathi.V.Gadad@nsc.com>
3465 * config.gcc (crx-*-elf): Remove deprecation.
3467 2008-04-25 Danny Smith <dannysmith@users.sourceforge.net>
3469 * config/i386/cygming-crtend.c (register_frame_ctor): Register
3470 __gcc_deregister_frame with atexit.
3471 (deregister_frame_dtor): Remove.
3473 2008-04-24 Nathan Froyd <froydnj@codesourcery.com>
3474 Nathan Sidwell <nathan@codesourcery.com>
3476 * config/rs6000/rs6000.opt (mspe): Remove Var property.
3478 * config/rs6000/rs6000.h (rs6000_spe): Declare.
3479 (rs6000_isel): Likewise.
3480 * config/rs6000/rs6000.c (rs6000_spe): New variable.
3481 (rs6000_isel): New variable.
3482 (rs6000_handle_option): Handle OPT_mspe and OPT_misel.
3484 2008-04-24 Jakub Jelinek <jakub@redhat.com>
3487 * c-common.c (handle_vector_size_attribute): Call
3488 lang_hooks.types.reconstruct_complex_type instead of
3489 reconstruct_complex_type.
3490 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Likewise.
3491 * config/spu/spu.c (spu_handle_vector_attribute): Likewise.
3492 * langhooks.h (struct lang_hooks_for_types): Add
3493 reconstruct_complex_type hook.
3494 * langhooks-def.h (LANG_HOOKS_RECONSTRUCT_COMPLEX_TYPE): Define.
3495 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add it.
3497 2008-04-24 Richard Guenther <rguenther@suse.de>
3499 * c-common.h (check_builtin_function_arguments): Declare.
3500 * c-common.c (validate_nargs): New function.
3501 (check_builtin_function_arguments): Likewise.
3502 * c-typeck.c (build_function_call): Call
3503 check_builtin_function_arguments.
3504 * builtins.c (fold_builtin_classify): Remove error reporting code.
3505 (fold_builtin_unordered_cmp): Likewise.
3506 (fold_builtin_1): Likewise.
3507 (fold_builtin_n): Likewise.
3509 2008-04-24 Jakub Jelinek <jakub@redhat.com>
3511 PR tree-optimization/36008
3512 * fold-const.c (try_move_mult_to_index): If s == NULL, divide
3513 the original op1, rather than delta by step.
3515 2008-04-22 Antoniu Pop <antoniu.pop@gmail.com>
3516 Sebastian Pop <sebastian.pop@amd.com>
3518 * tree-parloops.c (take_address_of, eliminate_local_variables_1,
3519 eliminate_local_variables_stmt, eliminate_local_variables,
3520 separate_decls_in_loop_name, separate_decls_in_loop_stmt,
3521 separate_decls_in_loop, gen_parallel_loop): Make them work on a region
3522 of code delimited by two edges in the CFG.
3523 (separate_decls_in_loop_name): Renamed separate_decls_in_region_name.
3524 (separate_decls_in_loop_stmt): Renamed separate_decls_in_region_stmt.
3525 (separate_decls_in_loop): Renamed separate_decls_in_region. Isolate
3526 the case of parallelisation of reductions.
3527 (expr_invariant_in_region_p): New.
3529 * tree-flow.h (gather_blocks_in_sese_region): Declared.
3530 * tree-cfg.c (gather_blocks_in_sese_region): Extern.
3532 2008-04-24 Ira Rosen <irar@il.ibm.com>
3533 Richard Guenther <rguenther@suse.de>
3535 PR tree-optimization/36034
3536 * tree-vect-analyze.c (vect_analyze_group_access): SLP is
3537 incapable of dealing with loads with gaps.
3539 2008-04-24 Rafael Espindola <espindola@google.com>
3541 * tree-flow.h (vrp_evaluate_conditional): Change signature.
3542 * tree-ssa-propagate.c (fold_predicate_in): Update call to
3543 vrp_evaluate_conditional.
3544 * tree-vrp.c (vrp_evaluate_conditional_warnv): Remove.
3545 (vrp_evaluate_conditional): Split the cond argument.
3546 (vrp_visit_cond_stmt): Use vrp_evaluate_conditional_warnv_with_ops.
3547 (simplify_stmt_for_jump_threading): Update call to
3548 vrp_evaluate_conditional.
3550 2008-04-24 Ira Rosen <irar@il.ibm.com>
3552 PR tree-optimization/35982
3553 * tree-vect-analyze.c (vect_check_interleaving): Check that the
3554 interleaved data-refs are of the same type.
3556 2008-04-24 Danny Smith <dannysmith@users.net>
3558 * c-format.c (check_format_info_main): Use strncmp rather than a
3559 magic prefix to handle multichar length specs.
3560 * config/i386/msformat-c.c (format_length_info ms_printf_length_specs):
3561 Don't prefix "I64" and "I32" with '\0'.
3563 2008-04-24 Jakub Jelinek <jakub@redhat.com>
3566 * config/i386/i386.c (init_cumulative_args): Don't pass anything
3567 in registers for -m32 only if stdarg_p (fntype).
3569 2008-04-24 Uros Bizjak <ubizjak@gmail.com>
3571 PR rtl-optimization/36006
3572 * expmed.c (store_fixed_bit_field): Copy op0 rtx before moving
3573 temp to op0 in order to avoid invalid rtx sharing.
3575 2008-04-23 Paolo Bonzini <bonzini@gnu.org>
3577 * tree-cfg.c (verify_expr): Check with is_gimple_address. Don't
3578 check TREE_INVARIANT.
3579 * tree-gimple.c (is_gimple_address): New.
3580 (is_gimple_invariant_address): Simplify using decl_address_invariant_p.
3581 * tree-gimple.h (is_gimple_address): New.
3582 * tree.h (decl_address_invariant_p): New.
3583 * tree.c (make_node_stat): Don't set TREE_INVARIANT.
3584 (build_string): Likewise.
3585 (decl_address_invariant_p): New, from is_gimple_invariant_address.
3586 (tree_invariant_p_1): Likewise.
3587 (save_expr): Use it.
3588 (tree_invariant_p): New.
3589 (skip_simple_arithmetic): Use it.
3590 (stabilize_reference_1): Use it.
3591 (recompute_tree_invariant_for_addr_expr): Don't update TREE_INVARIANT,
3593 (build1_stat): Drop code to compute TREE_INVARIANT.
3594 (build2_stat): Drop code to compute TREE_INVARIANT.
3595 (build3_stat): Drop code to compute TREE_INVARIANT.
3596 (build4_stat): Drop code to compute TREE_INVARIANT.
3597 (build5_stat): Drop code to compute TREE_INVARIANT.
3598 (build7_stat): Drop code to compute TREE_INVARIANT.
3599 (merge_dllimport_decl_attributes): Don't mention TREE_INVARIANT.
3600 * tree.h (struct tree_base): Remove invariant_flag.
3601 (TREE_INVARIANT): Remove.
3602 * builtins.c (build_string_literal): Don't set TREE_INVARIANT.
3603 (fold_builtin_expect): Check TREE_CONSTANT.
3604 * tree-ssa-ccp.c (fold_stmt_r): Adjust comment.
3605 * c-tree.h (c_expr_to_decl): Drop third parameter.
3606 * c-typeck.c (build_external_ref): Don't set TREE_INVARIANT.
3607 (build_c_cast): Don't set TREE_INVARIANT.
3608 (pop_init_level): Don't set TREE_INVARIANT.
3609 (c_objc_common_truthvalue_conversion): Don't set TREE_INVARIANT.
3610 * gimplify.c (gimplify_init_ctor_preeval): Add assertion, test
3612 (gimplify_init_constructor): Don't set TREE_INVARIANT.
3613 (gimplify_addr_expr): Adjust comment.
3614 * tree-mudflap.c (mf_build_string):
3615 * print-tree.c (print_node): Don't print TREE_INVARIANT.
3616 * tree-nested.c (convert_nonlocal_reference): Adjust comment.
3617 * c-common.c (fix_string_type): Don't set TREE_INVARIANT.
3618 * langhooks-def.h (lhd_expr_to_decl): Drop third parameter.
3619 * langhooks.c (lhd_expr_to_decl): Drop third parameter.
3620 * langhooks.h (struct lang_hooks): Drop third parameter from
3623 2008-04-23 Richard Guenther <rguenther@suse.de>
3625 PR tree-optimization/27799
3626 PR tree-optimization/32921
3627 PR tree-optimization/32624
3628 * tree-ssa-structalias.c (merge_smts_into): Only merge the
3629 SMTs aliases and the tag itself into the solution.
3630 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): Do not
3631 merge the points-to solution back into the SMT aliases.
3632 (may_alias_p): Use alias_set_subset_of instead of
3633 aliases_conflict_p. A pointer which points to
3634 memory with alias set zero may access any variable.
3636 2008-04-23 Richard Guenther <rguenther@suse.de>
3638 * alias.c (alias_set_subset_of): Correctly handle asking
3639 if zero is a subset of an alias set with zero child.
3640 * tree-ssa-alias.c (have_common_aliases_p): Simplify logic.
3641 (compute_flow_insensitive_aliasing): Correctly walk all
3642 pointers. Do not unnecessarily union sets.
3644 2008-04-23 Richard Guenther <rguenther@suse.de>
3647 * c-common.c (handle_alloc_size_attribute): Use type_num_arguments.
3649 2008-04-22 Tomas Bily <tbily@suse.cz>
3651 * tree-cfg.c (verify_expr): Check for NON_LVALUE_EXPR as
3653 * tree-vrp.c (extract_range_from_unary_expr): Removed unused
3655 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Likewise.
3656 * tree-ssa-structalias.c (get_constraint_for): Likewise.
3657 * tree-inline.c (estimate_num_insns_1): Likewise.
3658 * varasm.c (const_hash_1, compare_constant, copy_constant)
3659 (compute_reloc_for_constant, output_addressed_constants): Likewise.
3660 * emit-rtl.c (component_ref_for_mem_expr)
3661 (set_mem_attributes_minus_bitpos): Likewise.
3662 * expr.c (highest_pow2_factor, expand_expr_real_1, )
3663 (is_aligning_offset): Likewise.
3664 * dwarf2out.c (loc_descriptor_from_tree_1, add_bound_info): Likewise.
3665 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Likewise.
3666 * dojump.c (do_jump): Likewise.
3667 * builtins.c (get_pointer_alignment, get_memory_rtx)
3668 (integer_valued_real_p, fold_builtin_next_arg): Likewise.
3669 * tree-scalar-evolution.c (instantiate_parameters_1): Likewise.
3671 2008-04-23 Jakub Jelinek <jakub@redhat.com>
3673 PR rtl-optimization/36017
3674 * builtins.c (expand_errno_check): Clear CALL_EXPR_TAILCALL before
3675 expanding the library call.
3677 2008-04-22 Ian Lance Taylor <iant@google.com>
3679 * fold-const.c (pointer_may_wrap_p): Call int_size_in_bytes rather
3682 2008-04-22 Pat Haugen <pthaugen@us.ibm.com>
3684 * config/rs6000/rs6000.c (rs6000_register_move_cost): Increase cost
3685 of LR/CTR moves for Power6.
3687 2008-04-22 Kenneth Zadeck <zadeck@naturalbridge.com>
3690 * passes.c (init_optimization_passes): Remove
3691 pass_fast_rtl_byte_dce.
3693 2008-04-22 Uros Bizjak <ubizjak@gmail.com>
3696 * config/i386/xmmintrin.h (_mm_cvtpi16_ps): Rearrange calls to
3697 builtin functions to generate faster code.
3698 (_mm_cvtpu16_ps): Ditto.
3699 (_mm_cvtpi32x2_ps): Ditto.
3701 2008-04-22 Nick Clifton <nickc@redhat.com>
3703 * common.opt (ftree-loop-distribution): Add Optimization
3706 * config/frv/frv.c (frv_stack_info): Use crtl instead of cfun.
3707 (frv_expand_builtin_va_start): Likewise.
3709 * config/arm/arm.c (thumb_find_work_register): Fix location of
3710 argument register count.
3712 2008-04-22 Maxim Kuvyrkov <maxim@codesourcery.com>
3714 Support scheduling for ColdFire V1 and V3 microarchitecture.
3715 Improve scheduling of multiplication instructions.
3717 * config/m68k/m68k.md (cpu): Add cfv1 and cfv3. Rename cf_v2 to cfv1.
3718 (mac): New instruction attribute.
3719 * config/m68k/m68k.c (override_options): Handle cfv1, cfv3 and mac.
3720 (m68k_sched_mac): New variable.
3721 (m68k_sched_attr_type2, m68k_sched_md_init_global): Update.
3722 Handle cfv1 and cfv3.
3723 (max_insn_size): New static variable.
3724 (struct _sched_ib): New type.
3725 (sched_ib): New static variable.
3726 (sched_ib_size, sched_ib_filled, sched_ib_insn): Convert variables
3727 to fields of 'struct _sched_ib sched_ib'. Update all uses.
3728 (m68k_sched_variable_issue): Add modeling of cfv3 instruction buffer.
3730 (m68k_sched_md_init_global, m68k_sched_md_finish_global,
3731 m68k_sched_md_init, m68k_sched_md_finish): Handle cfv1 and cfv3. Init
3732 new variables. Update.
3733 (m68k_sched_dfa_pre_advance_cycle, m68k_sched_dfa_post_advance_cycle):
3734 Add modeling of cfv3 instruction buffer. Update.
3735 * config/m68k/m68k-protos.h (m68k_sched_mac): Declare.
3736 * config/m68k/m68k.h (TUNE_CFV3): New macro.
3737 * config/m68k/cf.md: Change substrings 'cf_v2' to 'cfv12' or 'cfv123'.
3738 (cf_* reservations): Rename to cfv12 or cfv123 to indicate cores
3739 a particular reservation applies to.
3740 (type2): Reorganize attribute values. Rename alu to alu_reg,
3741 alu_l to alu, move_l to omove. Join move to alu. Split mul
3743 (cf_ib_*): Simplify description of instruction buffer.
3744 (cf_ib_w0, cf_ib_w4, cf_ib_w5, cf_ib_w6): Remove.
3745 (cf_mem): Split into cf_mem1 and cf_mem2.
3746 (cf_v2_move_??): Rename to cfv12_alu_??.
3747 (cf_v2_move_l_??): Rename to cfv12_omove_??.
3748 (cf_v2_mul_??): Remove reservations.
3749 (cfv12_mul_l_??, cfv12_mul_w_??, cfv12_mac_w_??, cfv12_mac_l_??,
3750 cfv12_emac_??, cfv12_emac_w_i0): New reservations.
3751 (cfv12_rts, cfv12_call, cfv12_bcc, cfv12_bra, cfv12_jmp): Move to
3753 (cfv3_alu_10, cfv3_omove_10, cfv3_alu_i0, cfv3_omove_i0, cfv3_alu_01,
3754 cfv3_alu_0i, cfv3_alu_11, cfv3_omove_11, cfv3_alu_i1, cfv3_omove_i1,
3755 cfv3_alu_1i, cfv3_omove_1i, cfv3_pea_11, cfv3_pea_i1, cfv3_mul_w_10,
3756 cfv3_mul_l_10, cfv3_mul_w_i0, cfv3_mac_w_10, cfv3_mac_l_10,
3757 cfv3_mac_w_i0, cfv3_emac_10, cfv3_emac_w_i0, cfv3_rts, cfv3_call,
3758 cfv3_bcc, cfv3_bra, cfv3_jmp): New reservations.
3759 (cfv3_*_1, cfv3_*_2, cfv3_*_3): New instruction reservations that are
3760 expansions of the above reservations for instructions of sizes
3763 2008-04-22 Maxim Kuvyrkov <maxim@codesourcery.com>
3765 * rtl-factoring.c (collect_patterns_seqs): Handle CC0 targets.
3767 2008-04-21 Adam Nemet <anemet@caviumnetworks.com>
3769 * coverage.c: Include tree-pass.h.
3770 (coverage_counter_alloc): Print da_file_name to the dump file.
3772 2008-04-21 Kenneth Zadeck <zadeck@naturalbridge.com>
3774 * sbitmap.c (sbitmap_range_empty_p): New function.
3775 * sbitmap.h (sbitmap_range_empty_p): New function.
3776 * bitmap.h: Now includes obstack.h.
3778 2008-04-21 Richard Sandiford <rsandifo@nildram.co.uk>
3779 Kenneth Zadeck <zadeck@naturalbridge.com>
3781 * dbgcnt.def (ra_byte_scan): Added.
3782 * dbgcnt.c (dbg_cnt): Added code to print message to dump_file
3783 when the last hit happens for a counter.
3784 * timevar.def (TV_DF_BYTE_LR): New variable.
3785 * tree-pass.h (pass_fast_rtl_byte_dce): New pass.
3786 * passes.c (pass_fast_rtl_byte_dce): New pass.
3787 * fwprop.c (update_df): Added mode to call df_ref_create.
3788 Renamed DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
3789 DF_REF_EXTRACT_OFFSET.
3790 * df.h (DF_BYTE_LR, DF_BYTE_LR_BB_INFO, DF_BYTE_LR_IN,
3791 DF_BYTE_LR_OUT, df_byte_lr): New macro.
3793 (df_ref_extract): Added mode field.
3794 (DF_REF_WIDTH, DF_REF_OFFSET) Renamed to DF_REF_EXTRACT_WIDTH and
3795 DF_REF_EXTRACT_OFFSET.
3796 (DF_REF_EXTRACT_MODE): New macro.
3797 (df_byte_lr_bb_info): New structure.
3798 (df_print_byte_regset, df_compute_accessed_bytes,
3799 df_byte_lr_add_problem, df_byte_lr_get_regno_start,
3800 df_byte_lr_get_regno_len, df_byte_lr_simulate_defs,
3801 df_byte_lr_simulate_uses,
3802 df_byte_lr_simulate_artificial_refs_at_top,
3803 df_byte_lr_simulate_artificial_refs_at_end,
3804 df_compute_accessed_bytes): New function.
3805 (df_ref_create): Add parameter.
3806 (df_byte_lr_get_bb_info): New inline function.
3807 * df-scan.c (df_ref_record, df_uses_record,
3808 df_ref_create_structure): Added mode parameter.
3809 (df_ref_create, df_notes_rescan, df_ref_record, df_def_record_1,
3810 df_defs_record, df_uses_record, df_get_conditional_uses,
3811 df_get_call_refs, df_insn_refs_collect, df_bb_refs_collect,
3812 df_entry_block_defs_collect, df_exit_block_uses_collect):
3813 Added mode parameter to calls to df_ref_record, df_uses_record,
3814 df_ref_create_structure.
3815 (df_ref_equal_p, df_ref_compare): Added test for modes.
3816 (df_ref_create_structure): Added code to set mode. Renamed
3817 DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
3818 DF_REF_EXTRACT_OFFSET.
3819 * df-core.c (df_print_byte_regset): New function.
3820 * df-byte-scan.c: New file.
3821 * df-problems.c (df_rd_transfer_function): Removed unnecessary
3822 calls to BITMAP_FREE.
3823 (df_byte_lr_problem_data, df_problem problem_BYTE_LR): New structure.
3824 (df_byte_lr_get_regno_start, df_byte_lr_get_regno_len,
3825 df_byte_lr_set_bb_info, df_byte_lr_free_bb_info,
3826 df_byte_lr_check_regs, df_byte_lr_expand_bitmap,
3827 df_byte_lr_alloc, df_byte_lr_reset, df_byte_lr_bb_local_compute,
3828 df_byte_lr_local_compute, df_byte_lr_init,
3829 df_byte_lr_confluence_0, df_byte_lr_confluence_n,
3830 df_byte_lr_transfer_function, df_byte_lr_free,
3831 df_byte_lr_top_dump, df_byte_lr_bottom_dump,
3832 df_byte_lr_add_problem, df_byte_lr_simulate_defs,
3833 df_byte_lr_simulate_uses,
3834 df_byte_lr_simulate_artificial_refs_at_top,
3835 df_byte_lr_simulate_artificial_refs_at_end): New function.
3836 * dce.c (byte_dce_process_block): New function.
3837 (dce_process_block): au is now passed in rather than computed
3838 locally. Changed loops that look at artificial defs to not look
3839 for conditional or partial ones, because there never are any.
3840 (fast_dce): Now is able to drive byte_dce_process_block or
3841 dce_process_block depending on the kind of dce being done.
3842 (rest_of_handle_fast_dce): Add parameter to fast_dce.
3843 (rest_of_handle_fast_byte_dce): New function.
3844 (rtl_opt_pass pass_fast_rtl_byte_dce): New pass.
3845 * Makefile.in (df-byte-scan.o, debugcnt.o): Added dependencies.
3847 2008-04-21 Daniel Franke <franke.daniel@gmail.com>
3850 * gcc.h: Added fortran options that take arguments to
3851 DEFAULT_SWITCH_TAKES_ARG and DEFAULT_WORD_SWITCH_TAKES_ARG
3854 2008-04-20 Eric Botcazou <ebotcazou@adacore.com>
3856 * tree-sra.c (sra_walk_expr) <VIEW_CONVERT_EXPR>: Disable
3857 scalarization if on the LHS and not a full access.
3859 2008-04-20 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3861 * Makefile.in (s-gtyp-input): Remove tmp-gi.list before writing it.
3863 2008-04-18 Rafael Espindola <espindola@google.com>
3865 * tree-vrp.c (find_case_label_index): Fix the binary search.
3866 (find_case_label_range): New.
3867 (vrp_visit_switch_stmt): Use find_case_label_range.
3868 (simplify_switch_using_ranges): Use find_case_label_range.
3870 2008-04-18 Eric Botcazou <ebotcazou@adacore.com>
3872 * gimplify.c (gimplify_modify_expr_rhs) <COND_EXPR>: Gimplify the LHS
3873 using the is_gimple_lvalue predicate instead of is_gimple_min_lval.
3875 2008-04-18 Tom Tromey <tromey@redhat.com>
3878 * doc/cpp.texi (Implementation-defined behavior): Mention
3881 2008-04-18 Ian Lance Taylor <iant@google.com>
3883 * fold-const.c (pointer_may_wrap_p): New static function.
3884 (fold_comparison): Add another test for pointer overflow. Use
3885 pointer_may_wrap_p to disable some false positives.
3887 2008-04-18 Kris Van Hees <kris.van.hees@oracle.com>
3889 * c-common.c (CHAR16_TYPE, CHAR32_TYPE): New macros.
3890 (fname_as_string): Match updated cpp_interpret_string prototype.
3891 (fix_string_type): Support char16_t* and char32_t*.
3892 (c_common_nodes_and_builtins): Add char16_t and char32_t (and
3893 derivative) nodes. Register as builtin if C++0x.
3894 (c_parse_error): Support CPP_CHAR{16,32}.
3895 * c-common.h (RID_CHAR16, RID_CHAR32): New elements.
3896 (enum c_tree_index) <CTI_CHAR16_TYPE, CTI_SIGNED_CHAR16_TYPE,
3897 CTI_UNSIGNED_CHAR16_TYPE, CTI_CHAR32_TYPE, CTI_SIGNED_CHAR32_TYPE,
3898 CTI_UNSIGNED_CHAR32_TYPE, CTI_CHAR16_ARRAY_TYPE,
3899 CTI_CHAR32_ARRAY_TYPE>: New elements.
3900 (char16_type_node, signed_char16_type_node, unsigned_char16_type_node,
3901 char32_type_node, signed_char32_type_node, char16_array_type_node,
3902 char32_array_type_node): New defines.
3903 * c-lex.c (cb_ident): Match updated cpp_interpret_string prototype.
3904 (c_lex_with_flags): Support CPP_CHAR{16,32} and CPP_STRING{16,32}.
3905 (lex_string): Support CPP_STRING{16,32}, match updated
3906 cpp_interpret_string and cpp_interpret_string_notranslate prototypes.
3907 (lex_charconst): Support CPP_CHAR{16,32}.
3908 * c-parser.c (c_parser_postfix_expression): Support CPP_CHAR{16,32}
3909 and CPP_STRING{16,32}.
3911 2008-04-18 Paolo Bonzini <bonzini@gnu.org>
3914 * aclocal.m4: Regenerate.
3915 * configure: Regenerate.
3917 2008-04-18 Jan Hubicka <jh@suse.cz>
3919 * except.c (dw2_size_of_call_site_table,
3920 sjlj_size_of_call_site_table): Use vector API for call_site_record.
3922 * cgraphbuild.c (build_cgraph_edges): Update.
3923 * tree-pass.h: Update comment.
3924 * final.c (leaf_function_p): Update.
3925 (leaf_renumber_regs): Update.
3926 (rest_of_clean_state): Update.
3927 * omp-low.c (expand_omp_parallel): Update.
3928 * ipa-reference.c (analyze_function): Update.
3929 * reorg.c (find_end_label): Update.
3930 (optimize_skip): Update.
3931 (fill_simple_delay_slots): Update.
3932 (fill_simple_delay_slots): Update.
3933 (make_return_insns): Update.
3934 (dbr_schedule): Update.
3935 * gimple-low.c (record_vars_into): Update.
3936 * cfgbuild.c (make_edges): Update.
3937 * function.c (assign_stack_local): Update.
3938 (assign_parm_adjust_stack_rtl): Update.
3939 (locate_and_pad_parm): Update.
3940 (allocate_struct_function): Do not initialize stack_alignment_needed
3941 and preferred_stack_boundary here.
3942 (stack_protect_prologue): Update.
3943 (stack_protect_epilogue): Update.
3944 (expand_function_start): Initialize stack_alignment_needed,
3945 preferred_stack_boundary and max_jumptable_ents.
3946 (expand_function_end): Update.
3947 (free_after_compilation): Do not NULLify epilogue_delay_list.
3948 * function.h (struct rtl_data): Add stack_protect_guard,
3949 stack_alignment_needed,
3950 preferred_stack_boundary, epilogue_delay_list.
3951 (struct function): Remove value_histograms, stack_alignment_needed,
3952 preferred_stack_boundary, epilogue_delay_list, max_jumptable_ents,
3954 unexpanded_var_list, stack_protect_guard.
3955 (current_function_epilogue_delay_list): Remove.
3956 * ipa-type-escape.c (analyze_function): Update.
3957 * gimplify.c (pop_gimplify_context): Update comment.
3958 * calls.c (expand_call): Update.
3959 (emit_library_call_value_1): Update.
3960 * except.c (set_nothrow_function_flags): Update.
3961 * cfgexpand.c (get_decl_align_unit): Update.
3962 (create_stack_guard): Update.
3963 (estimated_stack_frame_size): Update.
3964 (expand_used_vars): Update.
3965 (tree_expand_cfg): Free histogram earliers, init expansion variables.
3966 * explow.c (allocate_dynamic_stack_space): Update.
3967 * tree-ssa-live.c (remove_unused_locals): Update.
3968 * varasm.c (mark_constant_pool): Update.
3969 * tree-inline.c (remap_decls): Update.
3970 (initialize_cfun): Update.
3971 (declare_return_variable): Update.
3972 (inline_forbidden_p): Update.
3973 (expand_call_inline): Update.
3974 (declare_inline_vars): Update.
3975 (tree_function_versioning): Update.
3976 * tree-flow.h (value_histograms): New.
3977 (VALUE_HISTOGRAMS): New macro.
3978 * basic-block.h (control_flow_graph): Add max_jumptable_ents,
3980 * tree-cfg.c (set_bb_for_stmt): Update.
3981 (replace_by_duplicate_decl): Update.
3982 (move_block_to_fn): Update.
3983 (new_label_mapper): Update.
3984 (dump_function_to_file): Update.
3985 * ipa-struct-reorg.c (build_data_structure): Update.
3986 * cfgrtl.c (print_rtl_with_bb): Update.
3987 * reload1.c (reload): Update.
3989 * config/i386/i386.c (setup_incoming_varargs_64,
3990 ix86_compute_frame_layout): Update.
3991 * config/arc/arc.c (arc_output_function_epilogue): Update.
3993 2008-04-18 Marius Strobl <marius@FreeBSD.org>
3995 * gthr-posix.h (__gthread_active_p): Use the Solaris implementation
3996 for FreeBSD as well.
3997 * gthr-posix95.h: Likewise.
3999 2008-04-17 Richard Sandiford <rsandifo@nildram.co.uk>
4001 PR rtl-optimization/35838
4002 * dse.c (find_shift_sequence): Use subreg_lowpart_offset to work
4003 out the byte offset of the first subreg.
4005 2008-04-17 Uros Bizjak <ubizjak@gmail.com>
4007 * config/i386/i386.md (addti3 splitter): Pass arrays of 3 operands
4008 to split_ti instead of three separate calls with single member arrays.
4009 (subti3 splitter): Ditto.
4010 (adddi3 splitter): Ditto with split_di.
4011 (subdi3 splitter): Ditto.
4012 (negti2 splitter): Pass arrays of 2 operands to split_ti instead of
4013 two separate calls with single member arrays. Swap match_dup
4014 operands 1 and 2 to better fit into the array.
4015 (negdi2 splitter): Ditto with split_di.
4016 (movdfcc splitter): Pass arrays of 2 operands to split_di instead of
4017 two separate calls with single member arrays. Swap match_dup operands
4018 6 and 7 to better fit into the array.
4020 2008-04-17 H.J. Lu <hongjiu.lu@intel.com>
4022 * config/i386/i386.c (sse_builtin_type): New.
4023 (bdesc_sse_args): Likewise.
4024 (bdesc_sse_3arg): Removed.
4025 (bdesc_2arg): Remove IX86_BUILTIN_AESKEYGENASSIST128.
4026 (bdesc_1arg): Remove IX86_BUILTIN_ROUNDPD and
4027 IX86_BUILTIN_ROUNDPS.
4028 (ix86_init_mmx_sse_builtins): Handle bdesc_sse_args. Remove
4029 bdesc_sse_3arg. Remove IX86_BUILTIN_ROUNDPD and
4030 IX86_BUILTIN_ROUNDPS.
4031 (ix86_expand_sse_4_operands_builtin): Removed.
4032 (ix86_expand_sse_operands_builtin): New.
4033 (ix86_expand_unop_builtin): Remove CODE_FOR_sse4_1_roundpd
4034 and CODE_FOR_sse4_1_roundps.
4035 (ix86_expand_builtin): Remove IX86_BUILTIN_AESKEYGENASSIST128.
4036 Handle bdesc_sse_args. Remove bdesc_sse_3arg.
4038 2008-04-17 Alan Modra <amodra@bigpond.net.au>
4041 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Restore vr and vrsave
4042 regs before frame pop when needed. If use_backchain_to_restore_sp
4043 then load backchain into a temp reg to restore vr and vrsave. Add
4044 code to restore vr after frame pop if possible.
4046 2008-04-17 Richard Guenther <rguenther@suse.de>
4048 * tree-vn.c (expressions_equal_p): Do not check type
4049 equality or compatibility before calling operand_equal_p.
4050 * fold-const.c (operand_equal_p): Check equivalence of
4051 integer constants before bailing out due to signedness or
4052 precision differences.
4053 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Ignore
4054 spurious differences in type qualification. Ignore types
4055 for COMPONENT_REFs at all.
4057 2008-04-17 Christian Bruel <christian.bruel@st.com>
4059 * config/sh/sh.c (expand_cbranchdi4): Use original operands for
4060 msw_skip comparison.
4062 2008-04-16 Jakub Jelinek <jakub@redhat.com>
4065 * tree-nrv.c (tree_nrv): Don't optimize if result_type is GIMPLE
4068 PR tree-optimization/35899
4069 * tree-inline.c (expand_call_inline): Use GIMPLE_STMT_OPERAND
4070 rather than TREE_OPERAND.
4072 2008-04-16 Uros Bizjak <ubizjak@gmail.com>
4075 * config/i386/i386.md (fmodxf3): Copy operand 1 and operand 2 into
4076 temporary registers. Change operand predicate to general_operand.
4077 (remainderxf3): Ditto.
4079 2008-04-16 Richard Guenther <rguenther@suse.de>
4081 * Makefile.in (tree-affine.o): Add $(FLAGS_H) dependency.
4082 * tree-affine.c (aff_combination_expand): Look through some
4085 2008-04-15 Doug Kwan <dougkwan@google.com>
4087 * dwarf2asm.c (dw2_assemble_integer): Cast to unsigned HOST_WIDE_INT
4089 * tree-pretty-print.c (dump_generic_node): Ditto.
4090 * final.c (output_addr_const): Ditto.
4091 * dwarf2out.c (output_cfi): Ditto.
4092 * c-pretty-print.c (pp_c_integer_constant): Ditto.
4093 * print-rtl.c (print_rtx): Ditto.
4094 * print-tree.c (print_node_brief, print_node): Ditto.
4095 * c-common.c (match_case_to_enum_1): Ditto.
4096 * sched-vis.c (print_value): Ditto.
4097 * config/i386/i386.c (print_operand): Cast to long unsigned int
4100 2008-04-15 Danny Smith <dannysmith@users.sourceforge.net>
4101 * libgcc2.c [L_trampoline]: Remove unnecessary prototype for
4102 MS Windows VirtualProtect function.
4104 2008-04-15 Jan Hubicka <jh@suse.cz>
4106 * gengtype.c (write_root): Param_is argument is OK.
4107 * expr.c (expand_expr_real_1): Update call of get_exception_*.
4108 * function.h: Include varray.h
4109 (rtl_eh): New stucture based on except.c one.
4110 (call_site_record): New forward declaration and vector type.
4111 * calls.c (emit_call_1): Do not call
4112 note_current_region_may_contain_throw.
4113 * except.c (eh_status): Remove cur_region, try_region since they are
4115 Move filter, exc_ptr, ttype_data, ehspec_data, action_record_data and
4116 exception_handler_label_map, ehr_stackadj, ehr_handler, ehr_label,
4117 sjlj_fc, sjlj_exit_after to rth_eh in function.h.
4118 Remove call_site_data_used, call_site_data_size.
4119 Turn call_site_record into vector in function.h.
4120 (note_current_region_may_contain_throw): Remove.
4121 (get_exception_pointer, get_exception_filter): Do not take struct
4122 function argument; update.
4123 (add_ehl_entry, find_exception_handler_labels, ehspec_filter_hash,
4124 add_ttypes_entry, add_ehspec_entry, assign_filter_values,
4125 build_post_landing_pads, dw2_build_landing_pads,
4126 sjlj_assign_call_site_values, sjlj_mark_call_sites,
4127 sjlj_emit_function_enter, sjlj_emit_function_enter,
4128 sjlj_emit_function_exit, sjlj_emit_dispatch_table,
4129 sjlj_build_landing_pads, finish_eh_generation,
4130 remove_exception_handler_label, remove_eh_handler,
4131 maybe_remove_eh_handler, add_reachable_handler,
4132 reachable_handlers, expand_builtin_eh_return, expand_eh_return,
4133 add_action_record, collect_one_action_chain, add_call_site,
4134 convert_to_eh_region_ranges, sjlj_size_of_call_site_table,
4135 sjlj_output_call_site_table, output_function_exception_table,
4136 * except.h (note_current_region_may_contain_throw): Remove
4137 (get_exception_pointer, get_exception_filter): Do not take struct
4139 * Makefile.in (GTFILES): Put varargs before struct function.
4141 2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
4143 * tree-ssa-structalias.c (get_constraint_for_component_ref): Do not
4144 punt for STRING_CST.
4145 (get_constraint_for): Deal with STRING_CST here instead.
4147 2008-04-15 Richard Guenther <rguenther@suse.de>
4149 * tree-ssa-propagate.c (substitute_and_fold): Substitute
4150 statements in a basic-block with a backward walk. Do not
4151 substitute into dead statements but instead remove those.
4153 2008-04-15 Richard Guenther <rguenther@suse.de>
4155 * params.def (PARAM_MAX_FIELDS_FOR_FIELD_SENSITIVE): Set default
4156 to zero, thus disable creation of SFTs.
4158 2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
4160 * tree-predcom.c (suitable_reference_p): Return false if the
4161 reference can throw.
4163 2008-04-15 Jakub Jelinek <jakub@redhat.com>
4166 * c-decl.c (finish_decl): If extern or static var has variable
4167 size, set TREE_TYPE (decl) to error_mark_node.
4169 2008-04-15 Rafael Espindola <espindola@google.com>
4171 * fold-const.c (tree_call_nonnegative_warnv_p): Remove local
4174 2008-04-15 Richard Guenther <rguenther@suse.de>
4176 * tree-ssa-sccvn.h (vn_reference_lookup): Adjust prototype.
4177 * tree-ssa-sccvn.c (vn_reference_lookup): New parameter maywalk.
4178 (visit_reference_op_load): Do walk vuse-vdef chains on
4179 vn_reference_lookup.
4180 (visit_reference_op_store): But do not here.
4181 * tree-vn.c (vn_lookup): Do not walk vuse-vdef chains on
4182 vn_reference_lookup.
4183 (vn_lookup_with_vuses): But do so here.
4185 2008-04-14 Ian Lance Taylor <iant@google.com>
4187 * fold-const.c (fold_overflow_warning): Remove assertion.
4189 2008-04-15 Ben Elliston <bje@au.ibm.com>
4191 * config/alpha/alpha.c (alpha_initialize_trampoline): Remove temp,
4192 temp1 local variables.
4194 2008-04-15 Zuxy Meng <zuxy.meng@gmail.com>
4197 * config/i386/winnt.c (i386_pe_section_type_flags): Mark
4198 ".text.unlikely" section as executable.
4200 2008-04-14 James E. Wilson <wilson@tuliptree.org>
4202 * config/ia64/ia64.c (rtx_needs_barrier): Handle
4203 UNSPEC_FR_SQRT_RECIP_APPROX_RES.
4204 * config/ia64/ia64.c (UNSPEC_FR_SQRT_RECIP_APPROX_RES): Define.
4205 (divsi3_internal, divdi3_internal_lat, divdi3_internal_thr,
4206 divsf3_internal_lat, sqrt_approx, sqrtsf2_internal_thr,
4207 divdf3_internal_lat, sqrtdf2_internal_thr, divxf3_internal_lat,
4208 divxf3_internal_thr, sqrtxf2_internal_thr, recip_approx): Use it.
4210 2008-04-14 Ian Lance Taylor <iant@google.com>
4212 * flags.h (POINTER_TYPE_OVERFLOW_UNDEFINED): Define.
4213 * fold-const.c (fold_comparison): If appropriate, test
4214 POINTER_TYPE_OVERFLOW_UNDEFINED, and issue an overflow warning.
4215 (fold_binary): Test POINTER_TYPE_OVERFLOW_UNDEFINED when
4216 reassociating a pointer type.
4217 * doc/invoke.texi (Optimize Options): Document that
4218 -fstrict-overflow applies to pointer wraparound.
4220 2008-04-13 Jan Hubicka <jh@suse.cz>
4222 * m32.c (m32c_pushm_popm): Use crtl->retrun_rtx.
4224 2008-04-12 Andrew Pinski <pinskia@gmail.com>
4226 * config/rs6000/rs6000.c (compute_save_world_info): Set lr_save_p if
4227 we are going to "save the world".
4229 2008-04-13 Hans-Peter Nilsson <hp@axis.com>
4231 * config/cris/cris.md ("*andhi_lowpart_non_v32", "*andhi_lowpart_v32")
4232 ("*andqi_lowpart_non_v32", "*andqi_lowpart_v32"): Use "+" for the
4233 operand 0 constraint, not "=".
4235 2008-04-11 James E. Wilson <wilson@tuliptree.org>
4237 * system.h: Change ASSERT_CHECKING to ENABLE_ASSERT_CHECKING.
4239 2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
4241 * dse.c (record_store): Use HOST_BITS_PER_WIDE_INT instead
4242 of size of positions_needed * CHAR_BIT.
4244 2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
4247 * dse.c (store_info): Change positions_needed to unsigned
4249 (lowpart_bitmask): New.
4250 (record_store): Cast to unsigned HOST_WIDE_INT for
4251 positions_needed. Assert width <= size of positions_needed *
4252 CHAR_BIT. Call lowpart_bitmask to initialize positions_needed.
4253 (check_mem_read_rtx): Use unsigned HOST_WIDE_INT on mask. Call
4254 lowpart_bitmask to set mask.
4256 2008-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
4258 * config/bfin/constraints.md: New file.
4259 * config/bfin/bfin.md: Include it.
4260 (adddi3): Use satisfies_constraint functions instead of the old macros.
4261 * config/bfin/bfin.h (REG_CLASS_FROM_LETTER, CONSTRAINT_LEN,
4262 CONST_18UBIT_IMM_P, CONST_16BIT_IMM_P, CONST_16UBIT_IMM_P,
4263 CONST_7BIT_IMM_P, CONST_7NBIT_IMM_P, CONST_5UBIT_IMM_P,
4264 CONST_4BIT_IMM_P, CONST_4UBIT_IMM_P, CONST_3BIT_IMM_P,
4265 CONST_3UBIT_IMM_P, CONST_OK_FOR_K, CONST_OK_FOR_P, CONST_OK_FOR_M,
4266 CONST_OK_FOR_CONSTRAINT_P, CONST_DOUBLE_OK_FOR_LETTER,
4267 EXTRA_CONSTRAINT): Delete.
4268 * config/bfin/predicates.md (highbits_operand, reg_or_7bit_operand,
4269 reg_or_neg7bit_operand): Use satisfies_constraint functions instead
4271 * config/bfin/bfin.c: Include "tm-constrs.h".
4272 (bfin_secondary_reload, split_load_immediate, bfin_rtx_costs):
4273 Use satisfies_constraint functions instead of the old macros.
4274 * doc/md.texi (Blackfin Constraints): Update file name reference.
4276 2008-04-11 Richard Guenther <rguenther@suse.de>
4278 PR tree-optimization/35869
4279 * tree-vrp.c (execute_vrp): Move switch statement update after
4280 jump threading. Schedule another cfg cleanup run.
4282 2008-04-11 Volker Reichelt <v.reichelt@netcologne.de>
4285 * attribs.c (decl_attributes): Return early on errorneous node.
4287 2008-04-10 Oleg Ryjkov <olegr@google.com>
4289 * tree.h (struct tree_base): Added a new flag default_def_flag.
4290 (SSA_NAME_IS_DEFAULT_DEF): Changed to use the new flag.
4292 2008-04-11 Kaz Kojima <kkojima@gcc.gnu.org>
4294 * config.gcc (need_64bit_hwint): Need 64bit hwint for sh-*-*.
4296 2008-04-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4299 * pa.md: Define mode iterator P. Define mode attribute dwc.
4300 (dcacheflush): Update pattern to use iterator P and attribute dwc.
4301 (icacheflush): Likewise.
4302 * pa.h (INITIALIZE_TRAMPOLINE): Use dcacheflushsi/icacheflushsi if
4303 !TARGET_64BIT, and dcacheflushdi/icacheflushdi if TARGET_64BIT.
4305 2008-04-11 Ben Elliston <bje@au.ibm.com>
4307 * config/spu/spu.c (spu_init_builtins): Mark builtins as nothrow.
4309 2008-04-10 Rafael Espindola <espindola@google.com>
4311 * tree-vrp.c (extract_range_from_binary_expr): Don't handle
4312 TRUTH_ANDIF_EXPR or TRUTH_ORIF_EXPR.
4313 (extract_range_from_expr): The same.
4315 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
4317 * config/mips/mips.md (GPR2): New mode iterator.
4319 (*seq_<mode>, *seq_<mode>_mips16, *sne_<mode>, *sgt<u>_<mode>,
4320 *sgt<u>_<mode>_mips16, *sge<u>_<mode>, *slt<u>_<mode>,
4321 *slt<u>_<mode>_mips16 *sle<u>_<mode>, *sle<u>_<mode>_mips16):
4322 Rewrite these to take two modes, the mode of comparison and the
4323 mode of the destination.
4324 * config/mips/mips.c (mips_expand_scc): Instead of having
4325 paradoxical subreg as destination, expand "narrowing" scc if mode
4326 of comparison is SI and target is requested in DI mode.
4327 (mips_emit_int_order_test): Update comment. Make mode of
4328 comparison match CMP0 rather than TARGET. When creating inverse
4329 target use mode of TARGET.
4331 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
4333 * gcov-dump.c (tag_summary): Only print summaries for the first
4334 GCOV_COUNTERS_SUMMABLE counters.
4336 2008-04-10 Uros Bizjak <ubizjak@gmail.com>
4338 * config/i386/i386.md (absneg): New code iterator.
4339 (absnegprefix): New code attribute.
4340 (<code><mode>2): Macroize expander from abs<mode>2 and neg<mode>2
4341 patterns using absneg code iterator.
4342 (<code>tf2): Macroize expander from abstf2 and negtf2 patterns
4343 using absneg code iterator.
4344 (*<code><mode>2_1): Macroize insn pattern from *abs<mode>2_1 and
4345 *neg<mode>2 patterns using absneg code iterator.
4346 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
4347 *negextendsfdf2 patterns using absneg code iterator.
4348 (*<code>extendsfxf2): Macroize insn pattern from *absextendsfxf2 and
4349 *negextendsfxf2 patterns using absneg code iterator.
4350 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
4351 *negextendsfdf2 patterns using absneg code iterator.
4352 * config/i386/sse.md (<code><mode>2): Macroize expander from
4353 abs<mode>2 and neg<mode>2 patterns using absneg code iterator.
4355 2008-04-10 Andreas Krebbel <krebbel1@de.ibm.com>
4357 * config/s390/s390.h: Remove the remains of the recent search
4358 & replace action of current_function_outgoing_args_size.
4360 2008-04-10 Ira Rosen <irar@il.ibm.com>
4362 PR tree-optimization/35821
4363 * tree-vect-transform.c (vect_create_data_ref_ptr): Add check that
4364 NEW_STMT_LIST is not NULL.
4366 2008-04-09 David Edelsohn <edelsohn@gnu.org>
4369 * toplev.c (process_options): Remove -ffunction-sections debugging
4372 2008-04-09 Peter Bergner <bergner@vnet.ibm.com>
4374 PR middle-end/PR28690
4375 * explow.c (break_out_memory_refs): Use simplify_gen_binary rather
4376 than gen_rtx_fmt_ee to perform more canonicalizations.
4378 2008-04-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4381 * collect2.c (write_c_file): Don't wrap in "#ifdef __cplusplus".
4383 2008-04-09 Richard Guenther <rguenther@suse.de>
4385 * tree-cfg.c (verify_stmt): Print complete bogus stmt.
4386 (dump_function_to_file): Dump function arguments with types.
4388 2008-04-08 Richard Guenther <rguenther@suse.de>
4390 * fold-const.c (fold_widened_comparison): Do not allow
4391 sign-changes that change the result.
4393 2008-04-08 Janis Johnson <janis187@us.ibm.com>
4396 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle additional
4397 kinds of indirect references.
4399 2008-04-08 David Edelsohn <edelsohn@gnu.org>
4401 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Update
4402 GNU Fortran language string.
4404 2008-04-08 Rafael Espindola <espindola@google.com>
4406 * fold-canst.c (tree_call_nonnegative_warnv_p): New.
4407 (tree_invalid_nonnegative_warnv_p): Use tree_call_nonnegative_warnv_p.
4408 * tree.h (tree_call_nonnegative_warnv_p): New.
4410 2008-04-08 Jan Hubicka <jh@suse.cz>
4412 * function.c (free_after_compilation): Clear out regno_reg_rtx
4415 2008-04-08 Peter Bergner <bergner@vnet.ibm.com>
4418 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
4420 PR middle-end/PR28690
4421 * rtlanal.c: (commutative_operand_precedence): Give SYMBOL_REF's the
4422 same precedence as REG_POINTER and MEM_POINTER operands.
4424 2008-04-08 Richard Guenther <rguenther@suse.de>
4427 * tree-ssa-address.c (create_mem_ref): Use POINTER_PLUS_EXPR
4428 for adding index to base.
4430 2008-04-08 Kai Tietz <kai.tietz@onevision.com>
4432 * config/i386/mingw32.h (ENABLE_EXECUTE_STACK): New.
4433 (MINGW_ENABLE_EXECUTE_STACK): New.
4434 (IN_LIBGCC2): For libgcc include windows.h file for
4435 function declarations.
4437 2008-04-08 Hans-Peter Nilsson <hp@axis.com>
4439 * config/cris/cris.c (cris_address_cost): For a PLUS, swap tem1
4440 and tem2 if tem1 is not a REG or MULT.
4442 2008-04-08 Jan Hubicka <jh@suse.cz>
4444 * function.h (incomming_args): Break out of struct function.
4445 (function_subsections): Break out of struct function.
4446 (rtl_data): Add args, subsections fields. Break out outgoing_args_size,
4447 return_rtx and hard_reg_initial_vals from struct function.
4448 Kill inl_max_label_num.
4449 (current_function_pops_args, current_function_args_info,
4450 current_function_args_size, current_function_args_size,
4451 current_function_pretend_args_size,
4452 current_function_outgoing_args_size,
4453 current_function_internal_arg_pointer, current_function_return_rtx):
4454 Kill compatibility accestor macros.
4455 * builtins.c (expand_builtin_apply_args_1): Update.
4456 (expand_builtin_next_arg): Update.
4457 * df-scan.c (df_get_call_refs): Update.
4458 * dbxout.c (dbxout_function_end): Update.
4459 * dwarf2out.c (dwarf2out_switch_text_section): Update.
4460 (output_line_info): Update.
4461 (secname_for_decl): Update.
4462 (dwarf2out_var_location): Update.
4463 * function.c (free_after_compilation): Update.
4464 (assign_parm_find_stack_rtl): Update.
4465 (assign_parms): Update.
4466 (expand_dummy_function_end): Update.
4467 (expand_function_end): Update.
4468 * calls.c (mem_overlaps_already_clobbered_arg_p): Update.
4469 (expand_call): Update.
4470 (emit_library_call_value_1): Update.
4471 (store_one_arg): Update.
4472 * varasm.c (initialize_cold_section_name): Update.
4473 (unlikely_text_section): Update.
4474 (unlikely_text_section_p): Update.
4475 (assemble_start_function): Update.
4476 (assemble_end_function): Update.
4477 (default_section_type_flags): Update.
4478 (switch_to_section): Update.
4479 * integrate.c (set_decl_abstract_flags): Update.
4480 (get_hard_reg_initial_val): Update.
4481 (has_hard_reg_initial_val): Update.
4482 (allocate_initial_values): Update.
4483 * resource.c (init_resource_info): Update.
4484 * config/alpha/alpha.c (NUM_ARGS): Update.
4485 (direct_return): Update.
4486 (alpha_va_start): Update.
4487 (alpha_sa_size): Update.
4488 (alpha_initial_elimination_offset): Update.
4489 (alpha_expand_prologue): Update.
4490 (alpha_start_function): Update.
4491 (alpha_expand_epilogue): Update.
4492 (unicosmk_initial_elimination_offset):
4493 * config/alpha/alpha.md (call expander): Update.
4494 * config/s390/s390.c (s390_register_info): Update.
4495 (s390_register_info): Update.
4496 (s390_frame_info): Update.
4497 (s390_initial_elimination_offset): Update.
4498 (s390_build_builtin_va_list): Update.
4499 (s390_va_start): Update.
4500 * config/spu/spu.c (direct_return): Update.
4501 (spu_expand_prologue): Update.
4502 (spu_initial_elimination_offset): Update.
4503 (spu_build_builtin_va_list): Update.
4504 (spu_va_start): Update.
4505 * config/sparc/sparc.c (sparc_init_modes): Update.
4506 (sparc_compute_frame_size): Update.
4507 (function_value): Update.
4508 * config/m32r/m32r.c (m32r_compute_frame_size): Update.
4509 * config/i386/i386.md (return expander): Update.
4510 * config/i386/i386.c (ix86_va_start): Update.
4511 (ix86_can_use_return_insn_p): Update.
4512 (ix86_compute_frame_layout): Update.
4513 (ix86_expand_epilogue): Update.
4514 * config/sh/sh.c (output_stack_adjust): Update.
4515 (calc_live_regs): Update.
4516 (sh_expand_prologue): Update.
4517 (sh_builtin_saveregs): Update.
4518 (sh_va_start): Update.
4519 (initial_elimination_offset): Update.
4520 (sh_allocate_initial_value): Update.
4521 (sh_function_ok_for_sibcall): Update.
4522 (sh_get_pr_initial_val): Update.
4523 * config/sh/sh.md (return expander): Update.
4524 * config/avr/avr.c (frame_pointer_required_p): UPdate.
4525 * config/crx/crx.c (crx_compute_frame): UPdate.
4526 (crx_initial_elimination_offset): UPdate.
4527 * config/xtensa/xtensa.c (compute_frame_size): Update
4528 (xtensa_builtin_saveregs): Update.
4529 (xtensa_va_start): Update.
4530 (order_regs_for_local_alloc): Update.
4531 * config/stormy16/stormy16.c (xstormy16_compute_stack_layout): Update.
4532 (xstormy16_expand_builtin_va_start): Update.
4533 * config/fr30/fr30.c (fr30_compute_frame_size): Update.
4534 * config/m68hc11/m68hc11.md (return expanders): Update.
4535 * config/m68hc11/m68hc11.c (expand_prologue): Update.
4536 (expand_epilogue): Update.
4537 * config/cris/cris.c (cris_initial_frame_pointer_offset): Update.
4538 (cris_simple_epilogue): Update.
4539 (cris_expand_prologue): Update.
4540 (cris_expand_epilogue): Update.
4541 * config/iq2000/iq2000.c (iq2000_va_start): Update.
4542 (compute_frame_size): Update.
4543 * config/mt/mt.c (mt_compute_frame_size): Update.
4544 * config/mn10300/mn10300.c (expand_prologue): Update.
4545 (expand_epilogue): Update.
4546 (initial_offset): Update.
4547 (mn10300_builtin_saveregs):
4548 * config/mn10300/mn10300.md (return expander): Update.
4549 * config/ia64/ia64.c (ia64_compute_frame_size): Update.
4550 (ia64_initial_elimination_offset): Update.
4551 (ia64_initial_elimination_offset): Update.
4552 (ia64_expand_prologue): Update.
4553 * config/m68k/m68k.md (return expander): Update.
4554 * config/rs6000/rs6000.c (rs6000_va_start): Update.
4555 (rs6000_stack_info): Update.
4556 * config/mcore/mcore.c (layout_mcore_frame): Update.
4557 (mcore_expand_prolog): Update.
4558 * config/arc/arc.c (arc_compute_frame_size): Update.
4559 * config/score/score3.c (score3_compute_frame_size): Update.
4560 * config/score/score7.c (score7_compute_frame_size): Update.
4561 * config/arm/arm.c (use_return_insn): Update.
4562 (thumb_find_work_register): Update.
4563 (arm_compute_save_reg_mask): Update.
4564 (arm_output_function_prologue): Update.
4565 (arm_output_epilogue): Update.
4566 (arm_size_return_regs): Update.
4567 (arm_get_frame_offsets): Update.
4568 (arm_expand_prologue): Update.
4569 (thumb_exit): Update.
4570 (thumb_unexpanded_epilogue): Update.
4571 (thumb1_output_function_prologue): Update.
4572 * config/pa/pa.md (return expander): Update.
4573 * config/pa/pa.c (compute_frame_size): Update.
4574 (hppa_builtin_saveregs): Update.
4575 * config/mips/mips.c (mips_va_start): Update.
4576 (mips16_build_function_stub): Update.
4577 (mips_compute_frame_info): Update.
4578 (mips_restore_gp): Update.
4579 (mips_output_function_prologue): Update.
4580 (mips_expand_prologue): Update.
4581 * config/v850/v850.c (compute_frame_size): Update.
4582 (expand_prologue): * config/mmix/mmix.c (along): update.
4583 (mmix_initial_elimination_offset): update.
4584 (mmix_reorg): update.
4585 (mmix_use_simple_return): update.
4586 (mmix_expand_prologue): update.
4587 (mmix_expand_epilogue): Update.
4588 * config/bfin/bfin.c (bfin_initial_elimination_offset): Update.
4589 (emit_link_insn): Update.
4591 2008-04-08 Anatoly Sokolov <aesok@post.ru>
4593 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Define
4594 __AVR_HAVE_EIJMP_EICALL__ macro if device have EIJMP and EICALL
4596 * config/avr/avr.c (avr_mcu_types): Set AVR31 architecture for
4599 2008-04-07 Jan Hubicka <jh@suse.cz>
4601 * function.h (rtl): Rename to x_rtl.
4603 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
4604 frame_offset, stack_check_probe_note, arg_pointer_save_area,
4605 used_temp_slots avail_temp_slots, temp_slot_level,
4606 nonlocal_goto_handler_labels): Update accesstors.
4607 (rtl): New global variable.
4608 (struct function): Move some fileds to rtl_data.
4609 (get_arg_pointer_save_area): Update prototype.
4610 * builtins.c (expand_builtin_setjmp_receiver): Update call of
4611 get_arg_pointer_save_area.
4612 * expr.c (init_expr): Update
4613 * function.c (get_frame_size): Update
4614 (assign_stack_local): Update
4615 (expand_function_end): Update.
4616 (get_art_pointer_save_area): Update
4618 * emit-rtl.c (rtl): Declare.
4619 (regno_reg_rtx): Declare.
4620 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
4622 (gen_reg_rtx): Update.
4623 * varasm.c (n_deferred_constatns): Update accestor.
4624 (init_varasm_status): Do not allocate varasm_status.
4625 (force_const_mem, get_pool_size, output_constant_pool): Update.
4626 * stmt.c (force_label_rtx): Do not use x_ prefixes.
4627 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
4628 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Update.
4629 * sparc/sparc.h (INIT_EXPANDERS): Update.
4630 * ia64/ia64.h (INIT_EXPANDERS): Update.
4632 2008-04-07 James E. Wilson <wilson@tuliptree.org>
4634 * reload.c (push_secondary_reload): Add missing break to for loop.
4636 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
4638 PR middle-end/PR28690
4639 * rtlanal.c: Update copyright years.
4640 (commutative_operand_precedence): Give SYMBOL_REF's the same precedence
4641 as REG_POINTER and MEM_POINTER operands.
4642 * emit-rtl.c (gen_reg_rtx_and_attrs): New function.
4643 (set_reg_attrs_from_value): Call mark_reg_pointer as appropriate.
4644 * rtl.h (gen_reg_rtx_and_attrs): Add prototype for new function.
4645 * gcse.c: Update copyright years.
4646 (pre_delete): Call gen_reg_rtx_and_attrs.
4647 (hoist_code): Likewise.
4648 (build_store_vectors): Likewise.
4649 (delete_store): Likewise.
4650 * loop-invariant.c (move_invariant_reg): Likewise.
4651 Update copyright years.
4653 2008-04-07 Uros Bizjak <ubizjak@gmail.com>
4655 * config/i386/i386.md ("*sse_prologue_save_insn"): Use braced output
4656 control string instead of quoted.
4658 2008-04-07 Kenneth Zadeck <zadeck@naturalbridge.com>
4660 * doc/rtl.texi: Rewrite of subreg section.
4662 2008-04-07 Kai Tietz <kai.tietz@onevision.com>
4665 * config/i386/i386.c (legitimize_pic_address): Add treating
4666 of dllimport SYM_REF's.
4667 (legitimize_dllimport_symbol): Add prototype.
4669 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
4671 * fold-const.c (fold) <ARRAY_REF>: New case. Try to fold constant
4672 reference in constructor with non self-referential type.
4674 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
4676 Removal of Return with Depressed Stack Pointer support
4677 * tree.h (TYPE_RETURNS_STACK_DEPRESSED): Delete.
4678 (ECF_SP_DEPRESSED): Likewise.
4679 (ECF_LIBCALL_BLOCK, ECF_NOVOPS): Adjust.
4680 * calls.c (emit_call_1): Do not test ECF_SP_DEPRESSED.
4681 (flags_from_decl_or_type): Do not test TYPE_RETURNS_STACK_DEPRESSED.
4682 (expand_call): Do not test ECF_SP_DEPRESSED.
4683 * dse.c (dse_step0): Do not test TYPE_RETURNS_STACK_DEPRESSED.
4684 * function.c (keep_stack_depressed): Delete.
4685 (handle_epilogue_set): Likewise.
4686 (update_epilogue_consts): Likewise.
4687 (emit_equiv_load): Likewise.
4688 (thread_prologue_and_epilogue_insns): Remove support for Return with
4689 Depressed Stack Pointer.
4690 * print-tree.c (print_node): Do not test TYPE_RETURNS_STACK_DEPRESSED.
4692 2008-04-06 Richard Guenther <rguenther@suse.de>
4694 PR tree-optimization/35400
4695 * tree-vrp.c (vrp_evaluate_conditional): Only query value-range
4696 information from SSA_NAMEs.
4698 2008-04-06 Anatoly Sokolov <aesok@post.ru>
4700 * config/avr/avr.h (avr_mega_p): Remove declaration.
4701 (AVR_MEGA): Remove macro.
4702 * config/avr/avr.c (avr_mega_p): Remove variable.
4703 (avr_override_options): Remove inicializion of avr_mega_p.
4704 Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
4705 (print_operand): Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
4706 (avr_jump_mode): (Ditto.).
4707 (avr_output_progmem_section_asm_op): (Ditto.).
4708 (avr_asm_init_sections): (Ditto.).
4709 (avr_asm_init_sections): (Ditto.).
4710 (avr_rtx_costs): (Ditto.).
4711 * config/avr/avr.md: (Ditto.).
4712 * config/avr/avr.h: Use '__AVR_HAVE_JMP_CALL__' instead of
4715 2008-04-06 Richard Guenther <rguenther@suse.de>
4717 PR tree-optimization/35842
4718 * tree-ssa-address.c (fixed_address_object_p): Adjust to match
4719 is_gimple_invariant_address.
4721 2008-04-06 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
4723 * gcc.c (default_compilers): Sync Fortran extensions list with
4724 that in fortran/lang-specs.h.
4725 * doc/invoke.texi: Likewise.
4726 * dbxout.c (get_lang_number): Use "GNU Fortran" in "GNU F95".
4727 * dwarf2out.c (gen_compile_unit_die): Likewise.
4729 2008-04-06 Tom G. Christensen <tgc@jupiterrise.com>
4731 * gthr-posix95.h (__gthread_cond_wait_recursive): Add missing &.
4733 2008-04-05 Uros Bizjak <ubizjak@gmail.com>
4736 * config/i386/i386.c (ix86_function_regparm): Error if regparm(3)
4737 attribute is used for nested functions.
4739 2008-04-05 Jan Hubicka <jh@suse.cz>
4741 * emit-rtl.c (init_emit): xcalloc regno_pointer_align.
4743 * tree-dump.c (dump_enable_all): Remove prototype; do not accept
4745 (dump_files): Update.
4746 (enable_rtl_dump_file): Do not accept letter argument.
4747 * tree-pass.h (dump_file_info): Remove letter argument.
4748 * toplev.c (decode_d_option): Update -da handling.
4749 * toplev.h (enable_rtl_dump_file): Update prototype.
4750 * passes.c (register_one_dump_file): Do not accept IPA argument; work
4751 it out based on pass type.
4752 (register_dump_files_1): Likewise.
4753 (init_optimization_passes): Update register_one_dump_file calls.
4754 (execute_one_pass): Sanity check that IPA passes are called at IPA
4755 level and RTL passes at RTL level.
4756 (execute_pass_list): IPA pass can not be after or subpass of
4758 (execute_ipa_pass_list): Handle IPA subpasses of IPA subpasses and
4759 disallov RTL subpasses of IPA subpasses.
4761 2008-04-05 Ben Elliston <bje@au.ibm.com>
4763 * tree-cfg.c (need_fake_edge_p): Return false for calls to
4764 builtins that return exactly once and do not throw. Cache call to
4767 2008-04-04 Andy Hutchinson <hutchinsonandy@aim.com>
4769 PR rtl-optimization/34916
4771 * combine.c (create_log_links): Do not create duplicate LOG_LINKS
4772 between instruction pairs.
4774 2008-04-04 Naveen.H.S <naveen.hs@kpitcummins.com>
4776 * doc/invoke.texi: Document -mbitops for SH.
4777 * config/sh/constraints.md (K03, K12, Sbv, Sbw): New constraints.
4778 * config/sh/predicates.md (bitwise_memory_operand): New predicate.
4779 * config/sh/sh.c (print_operand): Add %t operand code.
4780 * config/sh/sh.h (GO_IF_LEGITIMATE_INDEX): Add condition for SH2A.
4781 * config/sh/sh.md (*iorsi3_compact): Fix condition for SH2A.
4782 (extendqisi2_compact): Add the alternative for SH2A 4-byte mov.b.
4783 (extendqihi2): Likewise.
4784 (movqi_i): Likewise.
4785 (insv): Use bset, bclr and bst instructions for SH2A if possible.
4786 (extv): Use bld instruction for SH2A if possible.
4788 (bclr_m2a, bclrmem_m2a, bset_m2a, bsetmem_m2a, bst_m2a, bld_m2a,
4789 bldsign_m2a, bld_reg, *bld_regqi, band_m2a, bandreg_m2a,
4790 bor_m2a, borreg_m2a, bxor_m2a, bxorreg_m2a): New insns.
4791 (bset.b, bclr.b): Define peepholes.
4792 * config/sh/sh.opt (mbitops): New option.
4794 2008-04-04 Janis Johnson <janis187@us.ibm.com>
4797 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle indirect ref
4798 and view convert expression.
4800 2008-04-04 Jakub Jelinek <jakub@redhat.com>
4803 * tree-cfg.c (remove_useless_stmts_1): Handle OMP_* containers.
4805 2008-04-04 H.J. Lu <hongjiu.lu@intel.com>
4807 * config.gcc (extra_headers): Add wmmintrin.h for x86 and x86-64.
4809 * config/i386/cpuid.h (bit_AES): New.
4810 (bit_PCLMUL): Likewise.
4812 * config/i386/i386.c (pta_flags): Add PTA_AES and PTA_PCLMUL.
4813 (override_options): Handle PTA_AES and PTA_PCLMUL. Enable
4814 SSE2 if AES or PCLMUL is enabled.
4815 (ix86_builtins): Add IX86_BUILTIN_AESENC128,
4816 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
4817 IX86_BUILTIN_AESDECLAST128, IX86_BUILTIN_AESIMC128,
4818 IX86_BUILTIN_AESKEYGENASSIST128 and IX86_BUILTIN_PCLMULQDQ128.
4819 (bdesc_sse_3arg): Add IX86_BUILTIN_PCLMULQDQ128.
4820 (bdesc_2arg): Add IX86_BUILTIN_AESENC128,
4821 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
4822 IX86_BUILTIN_AESDECLAST128 and IX86_BUILTIN_AESKEYGENASSIST128.
4823 (bdesc_1arg): Add IX86_BUILTIN_AESIMC128.
4824 (ix86_init_mmx_sse_builtins): Define __builtin_ia32_aesenc128,
4825 __builtin_ia32_aesenclast128, __builtin_ia32_aesdec128,
4826 __builtin_ia32_aesdeclast128,__builtin_ia32_aesimc128,
4827 __builtin_ia32_aeskeygenassist128 and
4828 __builtin_ia32_pclmulqdq128.
4829 * config/i386/i386.c (ix86_expand_binop_imm_builtin): New.
4830 (ix86_expand_builtin): Use it for IX86_BUILTIN_PSLLDQI128 and
4831 IX86_BUILTIN_PSRLDQI128. Handle IX86_BUILTIN_AESKEYGENASSIST128.
4833 * config/i386/i386.h (TARGET_AES): New.
4834 (TARGET_PCLMUL): Likewise.
4835 (TARGET_CPU_CPP_BUILTINS): Handle TARGET_AES and TARGET_PCLMUL.
4837 * config/i386/i386.md (UNSPEC_AESENC): New.
4838 (UNSPEC_AESENCLAST): Likewise.
4839 (UNSPEC_AESDEC): Likewise.
4840 (UNSPEC_AESDECLAST): Likewise.
4841 (UNSPEC_AESIMC): Likewise.
4842 (UNSPEC_AESKEYGENASSIST): Likewise.
4843 (UNSPEC_PCLMUL): Likewise.
4845 * config/i386/i386.opt (maes): New.
4846 (mpclmul): Likewise.
4848 * config/i386/sse.md (aesenc): New pattern.
4849 (aesenclast): Likewise.
4851 (aesdeclast): Likewise.
4853 (aeskeygenassist): Likewise.
4854 (pclmulqdq): Likewise.
4856 * config/i386/wmmintrin.h: New.
4858 * doc/extend.texi: Document AES and PCLMUL built-in function.
4860 * doc/invoke.texi: Document -maes and -mpclmul.
4862 2008-04-04 Paolo Bonzini <bonzini@gnu.org>
4864 * function.c (free_after_parsing): Replace with
4865 cxx_push_function_context from C++ front-end.
4866 (allocate_struct_function): Don't call langhook.
4867 * langhooks.h (struct lang_hooks_for_functions): Delete.
4868 (struct lang_hooks): Add back missing_noreturn_ok_p here, delete
4870 * langhooks-def.h (LANG_HOOKS_MISSING_NORETURN_OK_P): Add.
4871 (LANG_HOOKS_FUNCTION_INIT, LANG_HOOKS_FUNCTION_FINAL,
4872 LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P,
4873 LANG_HOOKS_FUNCTION_INITIALIZER): Delete.
4874 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_MISSING_NORETURN_OK_P,
4875 remove LANG_HOOKS_FUNCTION_INITIALIZER.
4876 * tree-cfg.c: Adjust call to missing_noreturn_ok_p langhook.
4878 * c-objc-common.h (LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P):
4879 Rename to LANG_HOOKS_MISSING_NORETURN_OK_P.
4881 2008-04-04 Jakub Jelinek <jakub@redhat.com>
4884 * c-pretty-print.c (pp_c_initializer_list): Handle CONSTRUCTOR
4887 2008-04-04 Richard Guenther <rguenther@suse.de>
4890 * fold-const.c (optimize_minmax_comparison): Use the correct
4891 type for the constant in the simplified comparison.
4893 2008-04-04 Zuxy Meng <zuxy.meng@gmail.com>
4895 * config/i386/driver-i386.c (describe_cache): Add l2_sizekb argument.
4896 Pass L2 size as "--param l2-cache-size" to the compiler.
4897 (decode_l2_cache): New function to decode L2 cache parameters using
4898 0x8000006 extended cpuid function.
4899 (detect_caches_amd): Determine parameters of L2 cache using
4900 decode_l2_caches function.
4901 (decode_caches_intel): Decode L2 cache parameters.
4902 (detect_caches_intel): Determine L2 cache parameters using
4903 decode_caches_intel and decode_l2_caches functions.
4905 2008-04-03 Bob Wilson <bob.wilson@acm.org>
4907 * config/xtensa/xtensa.c (xtensa_secondary_reload_class): Use a
4908 secondary input reload for subword loads from the constant pool.
4910 2008-04-03 Janis Johnson <janis187@us.ibm.com>
4913 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Use integer
4914 constants of the appropriate size for runtime calculations.
4917 * dfp.c (decimal_from_decnumber): Retain trailing zeroes for
4918 decimal-float literal constant zero.
4920 2008-04-03 Jakub Jelinek <jakub@redhat.com>
4923 * c-parser.c (c_parser_omp_atomic): Call
4924 default_function_array_conversion on the RHS.
4927 * omp-low.c (scan_sharing_clauses) <case OMP_CLAUSE_SHARED>: Don't
4928 call is_variable_sized if decl has incomplete type.
4930 2008-04-03 H.J. Lu <hongjiu.lu@intel.com>
4932 * config/i386/i386-protos.h (ix86_aligned_p): Removed.
4934 2008-04-03 Adam Nemet <anemet@caviumnetworks.com>
4936 * config/mips/mips.md (any_gt, any_ge, any_lt, any_le): New code
4938 (u): Add attribute values for gt, gtu, ge, geu, lt, ltu, le and leu.
4939 (sgt<u>): Merge sgt and sgtu into new expander.
4940 (sgt, sgtu): Remove expanders.
4941 (*sgt<u>_<mode>): Merge *sgt_<mode> and *sgtu_<mode> into new pattern.
4942 (*sgt_<mode>, *sgtu_<mode>): Remove patterns.
4943 (*sgt<u>_<mode>_mips16): Merge *sgt_<mode>_mips16 and
4944 *sgtu_<mode>_mips16 into new pattern.
4945 (*sgt_<mode>_mips16, *sgtu_<mode>_mips16): Remove patterns.
4946 (sge<u>): Merge sge and sgeu into new expander.
4947 (sge, sgeu): Remove expanders.
4948 (*sge<u>_<mode>): Merge *sge_<mode> and second *sge_<mode> into
4950 (*sge_<mode>, second *sge_<mode>): Remove patterns.
4951 (slt<u>): Merge slt and sltu into new expander.
4952 (slt, sltu): Remove expanders.
4953 (*slt<u>_<mode>): Merge *slt_<mode> and *sltu_<mode> into new pattern.
4954 (*slt_<mode>, *sltu_<mode>): Remove patterns.
4955 (*slt<u>_<mode>_mips16): Merge *slt_<mode>_mips16 and
4956 *sltu_<mode>_mips16 into new pattern.
4957 (*slt_<mode>_mips16, *sltu_<mode>_mips16): Remove patterns.
4958 (sle<u>): Merge sle and sleu into new expander.
4959 (sle, sleu): Remove expanders.
4960 (*sle<u>_<mode>): Merge *sle_<mode> and *sleu_<mode> into new pattern.
4961 (*sle_<mode>, *sleu_<mode>): Remove patterns.
4962 (*sle<u>_<mode>_mips16): Merge *sle_<mode>_mips16 and
4963 *sleu_<mode>_mips16 into new pattern.
4964 (*sle_<mode>_mips16, *sleu_<mode>_mips16): Remove patterns.
4966 2008-04-03 Jan Hubicka <jh@suse.cz>
4968 PR tree-optimization/35795
4969 * alpha/alpha.c (alpha_output_mi_thunk_osf): Free after compilation.
4970 * sparc/sparc.c (sparc_output_mi_thunk): Likewise.
4971 * ia64/ia64.c (ia64_output_mi_thunk): Likewise.
4972 * m68k/m68k.c (m68k_output_mi_thunk): Likewise.
4973 * score/score3.c (score3_output_mi_thunk): Likewise.
4974 * score/score7.c (score7_output_mi_thunk): Likewise.
4975 * mips/mips.c (mips_output_mi_thunk): Likewise.
4977 2008-04-03 Richard Guenther <rguenther@suse.de>
4979 * tree-vrp.c (extract_range_from_unary_expr): Handle all
4980 conversions. Simplify code.
4982 2008-04-03 Kaz Kojima <kkojima@gcc.gnu.org>
4984 * config/sh/sh.c (sh_output_mi_thunk): Free cfun.
4986 2008-04-03 Tom Tromey <tromey@redhat.com>
4987 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4989 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
4990 * config/bfin/t-bfin-linux (generated_files): Add
4991 linux-sysroot-suffix.h.
4992 * doc/install.texi (Prerequisites): Require make 3.80.
4993 * doc/sourcebuild.texi (Front End Directory): Document new
4995 * Makefile.in (generated_files): New variable.
4996 (ALL_HOST_OBJS): New variable.
4997 ($(ALL_HOST_OBJS)): New target.
4999 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
5001 * tree-inline.c (copy_generic_body, copy_decl_no_change): Export.
5002 (remap_block): Call id->transform_lang_insert_block instead
5004 (optimize_inline_calls, unsave_expr_now, tree_function_versioning):
5005 Set id.transform_lang_insert_block to NULL.
5006 (clone_body): Move to cp/optimize.c
5007 * tree-inline.h (struct copy_body_data): Change
5008 transform_lang_insert_block to function pointer.
5009 (copy_generic_body, copy_decl_no_change): Export.
5010 * langhooks.h (struct lang_hooks_for_decls): Kill insert_block.
5011 * langhooks-def.h (LANG_HOOKS_INSERT_BLOCK): Kill.
5012 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_INSERT_BLOCK.
5014 * c-tree.h (insert_block): Kill.
5015 * c-decl.c (insert_block): Kill.
5017 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
5019 * c-objc-common.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
5020 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
5021 * c-tree.h (c_push_function_context, c_pop_function_context): Remove
5023 * c-decl.c (c_push_function_context, c_pop_function_context): Remove
5024 argument, call {push,pop}_function_context from here.
5025 * c-parser.c: Use c_{push,pop}_function_context.
5027 * function.c (push_function_context_to): Move meat ...
5028 (push_function_context): ... here. Simplify.
5029 * function.c (pop_function_context_from): Move meat ...
5030 (pop_function_context): ... here. Simplify.
5031 * langhooks.h (struct lang_hooks_for_functions): Remove enter_nested,
5033 * langhooks-def.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
5034 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
5035 (LANG_HOOKS_FUNCTION_INITIALIZER): Delete them from here.
5036 * tree.h (push_function_context_to, pop_function_context_from): Remove.
5038 2008-04-03 Ben Elliston <bje@au.ibm.com>
5040 * expmed.c (extract_force_align_mem_bit_field): Remove.
5042 2008-04-03 Richard Guenther <rguenther@suse.de>
5045 * expr.h (try_casesi): Adjust prototype.
5046 * expr.c (try_casesi): Take fallback label as extra parameter.
5047 Use that for gen_casesi if default_label is NULL.
5048 * stmt.c (expand_case): Pass fallback label to try_casesi,
5049 make sure to fill gaps with a fallback label if default_label
5052 2008-04-03 Dominique d'Humieres <dominiq@lps.ens.fr>
5055 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Free cfun.
5057 2008-04-03 Ben Elliston <bje@au.ibm.com>
5059 * expmed.c (extract_split_bit_field): Remove if (0) code.
5060 * tree-ssa-structalias.c (do_sd_constraint): Likewise.
5061 (do_ds_constraint): Likewise.
5063 2008-04-02 Joseph Myers <joseph@codesourcery.com>
5065 * doc/cppopts.texi (-dU): Document.
5066 * c-common.h (flag_dump_macros): Update comment.
5067 * c-opts.c (handle_OPT_d): Handle -dU.
5068 * c-ppoutput.c (macro_queue, define_queue, undef_queue,
5069 dump_queued_macros, cb_used_define, cb_used_undef): New.
5070 (init_pp_output): Handle -dU.
5071 (cb_line_change): Call dump_queued_macros.
5072 * toplev.c (decode_d_option): Accept -dU as preprocessor option.
5074 2008-04-02 Anatoly Sokolov <aesok@post.ru>
5076 * config/avr/predicates.md (io_address_operand): New predicate.
5077 * config/avr/avr-protos.h (avr_io_address_p): Remove declaration.
5078 * config/avr/avr.c (avr_io_address_p): Remove function.
5079 (out_movqi_r_mr): Use 'io_address_operand' predicate instead of
5080 'avr_io_address_p' function.
5081 (out_movhi_r_mr): (Ditto.).
5082 (out_movqi_mr_r): (Ditto.).
5083 (out_movhi_mr_r): (Ditto.).
5084 (avr_address_cost): (Ditto.).
5086 2008-04-02 Uros Bizjak <ubizjak@gmail.com>
5088 * config/i386/i386.md (*float<SSEMODEI24:mode><X87MODEF:mode>2_1):
5089 Emit gen_floatdi<X87MODEF:mode>2_i387_with_xmm for DImode values
5090 in 32bit mode when XMM registers are available to avoid store
5092 (floatdi<X87MODEF:mode>2_i387_with_xmm): New insn pattern and
5093 corresponding post-reload splitters.
5095 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
5097 * config/i386/i386.c (bdesc_sse_3arg): Add __builtin_ia32_shufps
5098 and __builtin_ia32_shufpd. Provide __builtin_ia32_roundsd and
5099 __builtin_ia32_roundss.
5100 (ix86_init_mmx_sse_builtins): Remove __builtin_ia32_shufps,
5101 __builtin_ia32_shufpd, __builtin_ia32_roundsd and
5102 __builtin_ia32_roundss.
5103 (ix86_expand_builtin): Don't handle IX86_BUILTIN_SHUFPS and
5104 IX86_BUILTIN_SHUFPD here.
5106 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
5108 * config/i386/i386.md (plogic): New.
5109 (plogicprefix): Likewise.
5111 * config/i386/mmx.md (mmx_<code><mode>3): New.
5112 (mmx_and<mode>3): Removed.
5113 (mmx_ior<mode>3): Likewise.
5114 (mmx_xor<mode>3): Likewise.
5116 * config/i386/sse.md (<code><mode>3): New.
5117 (*<code><mode>3): Likewise.
5118 (*<code><mode>3): Likewise.
5119 (<code><mode>3): Likewise.
5120 (*sse_<code><mode>3): Likewise.
5121 (*sse2_<code><mode>3): Likewise.
5122 (<code>tf3): Likewise.
5123 (*<code>tf3): Likewise.
5124 (and<mode>3): Likewise.
5125 (*and<mode>3): Likewise.
5126 (ior<mode>3): Removed.
5127 (*ior<mode>3): Likewise.
5128 (xor<mode>3): Likewise.
5129 (*xor<mode>3): Likewise.
5130 (*and<mode>3): Likewise.
5131 (*ior<mode>3): Likewise.
5132 (*xor<mode>3): Likewise.
5133 (and<mode>3): Likewise.
5134 (*sse_and<mode>3): Likewise.
5135 (*sse2_and<mode>3): Likewise.
5137 (*andtf3): Likewise.
5138 (ior<mode>3): Likewise.
5139 (*sse_ior<mode>3): Likewise.
5140 (*sse2_ior<mode>3): Likewise.
5142 (*iortf3): Likewise.
5143 (xor<mode>3): Likewise.
5144 (*sse_xor<mode>3): Likewise.
5145 (*sse2_xor<mode>3): Likewise.
5147 (*xortf3): Likewise.
5149 2008-04-02 Richard Guenther <rguenther@suse.de>
5151 PR tree-optimization/14495
5152 PR tree-optimization/34793
5153 * tree-vrp.c (struct switch_update): New structure.
5154 (to_remove_edges, to_update_switch_stmts): New VECs.
5155 (simplify_switch_using_ranges): New function. Remove not taken
5156 case labels and edges.
5157 (simplify_stmt_using_ranges): Call it.
5158 (identify_jump_threads): Mark edges we have queued for removal
5159 so we don't thread them.
5160 (execute_vrp): Remove edges queued for removal, update SWITCH_STMT
5162 * tree-cfg.c (group_case_labels): Deal with missing default label.
5163 (tree_verify_flow_info): Allow missing default label.
5164 * stmt.c (emit_case_bit_tests): Deal with NULL default_label.
5165 (emit_case_nodes): Likewise.
5166 (expand_case): Do not rely on the default label to be present.
5167 * expr.c (try_casesi): Deal with NULL default_label.
5168 (do_tablejump): Likewise.
5170 2008-04-02 Richard Guenther <rguenther@suse.de>
5172 PR tree-optimization/14495
5173 * tree-vrp.c (vrp_visit_cond_stmt): Do not handle
5174 SWITCH_EXPR here ...
5175 (vrp_visit_switch_stmt): ... but here (new function).
5176 (find_case_label_index): New helper function.
5177 (vrp_visit_stmt): Dispatch to vrp_visit_switch_stmt.
5179 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
5181 * fwprop.c: Fix ISO-C99ism.
5183 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
5186 * Makefile.in (objdir): Set it here.
5187 * configure.ac: Not here. Find dynamic linker characteristics.
5188 * exec-tool.in: Use them.
5189 * aclocal.m4: Regenerate.
5190 * configure: Regenerate.
5192 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
5194 * expr.c (expand_var): Delete it.
5195 * expr.h (expand_var): Delete prototype.
5196 * function.c (expand_function_start): Use expand_decl instead.
5197 * cfgexpand.c (expand_one_static_var, expand_one_var): Don't call
5200 2008-04-02 Andy Hutchinson <hutchinsonamdy@aim.com>
5202 PR rtl-optimization/35542
5203 * fwprop.c (forward_propagate_and_simplify): Replace
5204 loc_reg_mentioned_in_p with reg_mentioned_p.
5206 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
5208 PR rtl-optimization/35281
5209 * fwprop.c (PR_CAN_APPEAR, PR_HANDLE_MEM): New.
5210 (propagate_rtx_1): Handle PR_HANDLE_MEM.
5211 (propagate_rtx): Pass PR_HANDLE_MEM if appropriate.
5212 (varying_mem_p): Move above propagate_rtx.
5213 (all_uses_available_at): Do not check MEMs.
5215 2008-04-02 Rafael Espindola <espindola@google.com>
5217 * tree-vrp.c (extract_code_and_val_from_cond): Remove.
5218 (register_edge_assert_for_2): Split the cond argument.
5219 (register_edge_assert_for_1): Adjust for the change in
5220 register_edge_assert_for_2.
5221 (register_edge_assert_for): Split the cond argument.
5222 (find_switch_asserts): Adjust for the change in
5223 register_edge_assert_for.
5225 2008-04-02 Kai Tietz <kai.tietz@onevision.com>
5227 * config.gcc: Add for x86_64-*-mingw* the t-crtfm to tbuild.
5228 * config/i386/cygming.h (ASM_OUTPUT_DWARF_OFFSET): Add 8 byte
5229 offsets for 64-bit mingw.
5230 * config/i386/i386.c (ix86_pass_by_reference): Correct calling
5231 abi for x86_64-pc-mingw.
5233 2008-04-02 Richard Guenther <rguenther@suse.de>
5235 * tree-vrp.c (extract_range_from_assert): Make sure to not
5236 produce range min/max with TREE_OVERFOW set.
5237 If merging a anti-range and a range keep the anti-range if
5238 the range covers all values of the type.
5239 (register_edge_assert_for_2): Only allow sign-changing
5240 conversions in detecting canonical range checks. Also
5241 register an assert for the unsigned name if useful.
5243 PR tree-optimization/35787
5244 * tree-vrp.c (vrp_val_max): New function.
5245 (vrp_val_min): Likewise.
5246 (vrp_val_is_max): Move earlier, use vrp_val_{min,max}.
5247 (vrp_val_is_min): Likewise.
5248 (supports_overflow_infinity): Use vrp_val_{min,max}.
5249 (negative_overflow_infinity): Likewise.
5250 (positive_overflow_infinity): Likewise.
5251 (is_negative_overflow_infinity): Use vrp_val_is_{min,max}.
5252 (is_positive_overflow_infinity): Likewise.
5253 (is_overflow_infinity): Likewise.
5254 (avoid_overflow_infinity): Use vrp_val_{min,max} and
5255 vrp_val_is_{min,max}.
5256 (set_and_canonicalize_value_range): Canonicalize anti-ranges
5257 to ranges if possible. Avoid empty ranges.
5259 2008-04-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5262 * fold-const.c (get_pointer_modulus_and_residue): Return modulus 1 if
5263 the expression is a function address.
5265 2008-04-01 George Helffrich <george@gcc.gnu.org>
5267 PR fortran/35154, fortran/23057
5268 * dbxout.c: Emit .stabs debug info for Fortran COMMON block
5269 variables as base symbol name + offset using N_BCOMM/N_ECOMM.
5270 (is_fortran, dbxout_common_name, dbxout_common_check): New functions.
5271 (dbxout_symbol_location): Transform N_LCSYM to N_GSYM for storage
5273 (dbxout_syms): Check for COMMON-based symbol and wrap in
5274 N_BCOMM/N_ECOMM stab bracket, including as many symbols as possible
5275 in bracket for efficiency.
5277 * dwarf2out.c: Emit DWARF debug info for Fortran COMMON block
5278 using DW_TAG_common_block + member offset.
5279 (add_pubname_string): New function.
5280 (dw_expand_expr): New function to find block name and offset for
5282 (common_check): New function to check whether symbol in Fortran COMMON.
5283 (gen_variable_die): If COMMON, use DW_TAG_common_block.
5285 2008-04-01 Volker Reichelt <v.reichelt@netcologne.de>
5288 * c-format.c (init_dynamic_gfc_info): Ignore invalid locus type.
5290 2008-04-02 Ben Elliston <bje@au.ibm.com>
5292 * config/v850/v850.md (casesi): Remove if (0) code.
5293 * config/i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
5294 * config/alpha/alpha.c (alpha_initialize_trampoline): Likewise.
5296 2008-04-01 Uros Bizjak <ubizjak@gmail.com>
5298 * config/i386/i386.md (rex64suffix): New mode attribute.
5299 (floathi<mode>2): Disable expander for SSE math.
5300 (*floathi<mode>2_1): New insn insn_and_split pattern.
5301 (*floathi<mode>2_i387_with_temp): New macroized instruction pattern and
5302 corresponding post-reload splitters.
5303 (*floathi<mode>2_i387): New macroized insn pattern.
5304 (float<SSEMODEI24:mode><X87MODEF:mode>2): New macroized expander.
5305 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1): New macroized
5306 insn_and_split pattern.
5307 (*floatsi<mode>2_vector_mixed_with_temp, *floatsi<mode>2_vector_mixed):
5308 New macroized instruction patterns and corresponding post-reload
5310 (*floatsi<mode>2_mixed_with_temp): New macroized instruction pattern
5311 and corresponding post-reload splitters.
5312 (*floatsi<mode>2_mixed_interunit, *floatsi<mode>2_mixed_nointerunit):
5313 New macroized instruction patterns.
5314 (*floatsi<mode>2_vector_sse_with_temp, *floatsi<mode>2_vector_sse): New
5315 macroized instruction patterns and corresponding post-reload splitters.
5316 (*floatsi<mode>2_sse_with_temp): New macroized instruction pattern and
5317 corresponding post-reload splitters.
5318 (*floatsi<mode>2_sse_interunit, *floatsi<mode>2_mixed_nointerunit):
5319 New macroized instruction patterns.
5320 (*floatsi<mode>2_i387_with_temp): New macroized instruction pattern and
5321 corresponding post-reload splitters.
5322 (*floatsi<mode>2_i387): New macroized instruction patterns.
5324 2008-04-01 H.J. Lu <hongjiu.lu@intel.com>
5326 * config/i386/i386.md (smaxmin): New.
5327 (umaxmin): Likewise.
5328 (maxminiprefix): Likewise.
5329 (maxminfprefix): Likewise.
5330 (<code><mode>3): Likewise.
5331 (smin<mode>3): Removed.
5332 (smax<mode>3): Likewise.
5334 * config/i386/mmx.md (mmx_<code>v2sf3): New.
5335 (mmx_<code>v4hi3): Likewise.
5336 (mmx_<code>v8qi3): Likewise.
5337 (mmx_smaxv2sf3): Removed.
5338 (mmx_sminv2sf3): Likewise.
5339 (mmx_umaxv8qi3): Likewise.
5340 (mmx_smaxv4hi3): Likewise.
5341 (mmx_uminv8qi3): Likewise.
5342 (mmx_sminv4hi3): Likewise.
5344 * config/i386/sse.md (<addsub><mode>3): New.
5345 (*<addsub><mode>3): Likewise.
5346 (<sse>_vm<addsub><mode>3): Likewise.
5347 (<maxmin><mode>3): Likewise.
5348 (*<maxmin><mode>3_finite): Likewise.
5349 (*<maxmin><mode>3): Likewise.
5350 (<sse>_vm<maxmin><mode>3): Likewise.
5351 (sse3_h<addsub>v4sf3): Likewise.
5352 (sse3_h<addsub>v2df3): Likewise.
5353 (<maxmin>v16qi3): Likewise.
5354 (*<maxmin>v16qi3): Likewise.
5355 (<maxmin>v8hi3): Likewise.
5356 (*<maxmin>v8hi3): Likewise.
5357 (*sse4_1_<maxmin><mode>3): Likewise.
5358 (*sse4_1_<maxmin><mode>3): Likewise.
5359 (add<mode>3): Removed.
5360 (*add<mode>3): Likewise.
5361 (<sse>_vmadd<mode>3): Likewise.
5362 (sub<mode>3): Likewise.
5363 (*sub<mode>3): Likewise.
5364 (<sse>_vmsub<mode>3): Likewise.
5365 (smin<mode>3): Likewise.
5366 (*smin<mode>3_finite): Likewise.
5367 (*smin<mode>3): Likewise.
5368 (<sse>_vmsmin<mode>3): Likewise.
5369 (smax<mode>3): Likewise.
5370 (*smax<mode>3_finite): Likewise.
5371 (*smax<mode>3): Likewise.
5372 (<sse>_vmsmax<mode>3): Likewise.
5373 (sse3_haddv4sf3): Likewise.
5374 (sse3_haddv2df3): Likewise.
5375 (sse3_hsubv4sf3): Likewise.
5376 (sse3_hsubv2df3): Likewise.
5377 (umaxv16qi3): Likewise.
5378 (*umaxv16qi3): Likewise.
5379 (smaxv8hi3): Likewise.
5380 (*smaxv8hi3): Likewise.
5381 (*sse4_1_smax<mode>3): Likewise.
5382 (*sse4_1_umax<mode>3): Likewise.
5383 (uminv16qi3): Likewise.
5384 (*uminv16qi3): Likewise.
5385 (sminv8hi3): Likewise.
5386 (*sminv8hi3): Likewise.
5387 (*sse4_1_smin<mode>3): Likewise.
5388 (*sse4_1_umin<mode>3): Likewise.
5390 2008-04-01 Rafael Espindola <espindola@google.com>
5392 * tree-cfg.c (verify_expr): remove in_phi.
5393 (verify_stmt): Don't call walk_tree with verify_expr. Use
5394 is_gimple_min_invariant instead of is_gimple_val.
5396 2008-04-01 Joseph Myers <joseph@codesourcery.com>
5398 * doc/include/gpl_v3.texi: Update for manpage generation.
5399 * doc/gcc.texi, doc/gccint.texi: Include gpl_v3.texi instead of
5401 * doc/sourcebuild.texi: Document gpl_v3.texi as well as gpl.texi.
5402 * Makefile.in (TEXI_GCC_FILES, TEXI_GCCINT_FILES): Include
5403 gpl_v3.texi instead of gpl.texi.
5406 2008-04-01 Jakub Jelinek <jakub@redhat.com>
5409 * c-pch.c (c_common_read_pch): On error close (fd) resp. fclose (f).
5411 2008-04-01 Rafael Espindola <espindola@google.com>
5413 * tree-vrp.c (extract_code_and_val_from_cond_with_ops): New.
5414 (extract_code_and_val_from_cond): Use
5415 extract_code_and_val_from_cond_with_ops.
5417 2008-04-01 Jan Hubicka <jh@suse.cz>
5419 * function.c (free_after_compilation): Free epilogue_delay_list.
5420 (prepare_function_start): Assert that previous compilation was freed.
5422 2008-04-01 Jan Hubicka <jh@suse.cz>
5423 Jim Wilson <wilson@tuliptree.org>
5424 Andreas Tobler <andreast@gcc.gnu.org>
5427 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Use
5428 rtl.emit instead cfun->emit.
5429 * sparc/sparc.h (INIT_EXPANDERS): Likewise.
5430 * ia64/ia64.h (INIT_EXPANDERS): Likewise.
5432 2008-04-01 Ben Elliston <bje@au.ibm.com>
5434 * doc/c-tree.texi (Function Basics): Fix grammatical error.
5436 2008-03-31 Seongbae Park <seongbae.park@gmail.com>
5438 * common.opt (fprofile-dir=, fprofile-use=, fprofile-generate=):
5440 (fprofile-use): Add var flag_profile_use
5441 * coverage.c (coverage_begin_output): Do not open a gcno file for
5442 output only if -ftest-coverage is set.
5443 Do not add getpwd() to gcda file path.
5444 (build_gcov_info): Check the new flag
5445 flag_profile_datafile_relative_path.
5446 (coverage_init): Use profile_data_prefix.
5447 Read profile counter only if flag_profile_use is set.
5448 * opts.c (common_handle_option): New option fprofile-use=,
5449 fprofile-dir=, fprofile-generate=.
5450 * toplev.c (profile_data_prefix): New variable definition.
5451 * toplev.h (profile_data_prefix): New declaration.
5452 * doc/invoke.tex (Option Summary, Optimization Options):
5455 2008-03-31 James E. Wilson <wilson@tuliptree.org>
5457 * varasm.c (output_constant_pool_1): In LABEL_REF check,
5458 use tmp consistently.
5461 * config/ia64/div.md (recip_approx_rf): Use UNSPEC not DIV.
5462 * config/ia64/ia64.c (rtx_needs_barrier): Handle
5463 UNSPEC_FR_RECIP_APPROX_RES.
5464 * config/ia64/ia64.md (UNSPEC_FR_RECIP_APPROX_RES): Define.
5466 2008-03-31 Volker Reichelt <v.reichelt@netcologne.de>
5469 * c-decl.c (store_parm_decls_oldstyle): Skip invalid parameters.
5471 2008-03-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
5474 * fold-const.c (fold_indirect_ref_1): Support accessing non first
5475 element of the vector via a pointer.
5477 2008-03-31 Ian Lance Taylor <iant@google.com>
5479 * tlink.c (scan_linker_output): Look for symbol name in single quotes.
5481 2008-03-31 Jan Hubicka <jh@suse.cz>
5483 * builtins.c (expand_builtin_setjmp_receiver): Update call of
5484 get_arg_pointer_save_area.
5485 * expr.c (init_expr): Just clear out rtl.expr.
5486 * function.c (free_after_compilation): Clear out whole RTL structure.
5487 (get_func_frame_size): Merge into ...
5488 (get_frame_size): ... this one.
5489 (assign_stack_local_1): Merge into ...
5490 (assign_stack_local): ... this one.
5491 (expand_function_end): Update call of get_arg_pointer_save_area.
5492 (get_art_pointer_save_area): Remove cfun argument.
5493 * function.h (emit_status): regno_pointer_align does not need length
5494 attribute. Move x_regno_reg_rtx to ...
5495 (regno_reg_rtx): ... new global array.
5496 (reg_rtx_no, seq_stack, REGNO_POINTER_ALIGN): Update accestors.
5497 (pending_stack_adjust, inhibit_defer_pop, saveregs_value,
5498 apply_args_value, forced_labels, stack_pointer_delta):
5500 (struct varasm_status): Move here from varasm.c
5501 (struct rtl_data): New. Move here some fields from struct function.
5502 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
5503 frame_offset, stack_check_probe_note, arg_pointer_save_area,
5504 used_temp_slots avail_temp_slots, temp_slot_level,
5505 nonlocal_goto_handler_labels): Update accesstors.
5506 (rtl): New global variable.
5507 (struct function): Move some fileds to rtl_data.
5508 (get_arg_pointer_save_area): Update prototype.
5509 * emit-rtl.c (rtl): Declare.
5510 (regno_reg_rtx): Declare.
5511 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
5513 (gen_reg_rtx): Update.
5514 (init_virtual_regs): Do not tate emit_status argument.
5515 (init_emit): Do not allocate emit.
5516 * varasm.c (varasm_statuc): Move to function.h.
5517 (n_deferred_constatns): Update accestor.
5518 (init_varasm_status): Do not allocate varasm_status.
5519 (force_const_mem, get_pool_size, output_constant_pool): Update.
5520 * stmt.c (force_label_rtx): Do not use x_ prefixes.
5521 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
5523 2008-03-31 Zdenek Dvorak <ook@ucw.cz>
5525 PR rtl-optimization/35729
5526 * loop-invariant.c (check_maybe_invariant): Disallow volatile memory
5529 2008-03-31 H.J. Lu <hongjiu.lu@intel.com>
5532 * config/i386/i386.md (*movti_internal): Emit unaligned SSE
5533 load/store if memory is unaligned.
5534 (*movti_rex64): Likewise.
5536 * config/i386/predicates.md (misaligned_operand): New.
5538 2008-03-31 Andrew Pinski <pinskia@gmail.com>
5541 * tree-ssa-phiopt.c (conditional_replacement): Return early for
5544 2008-03-31 Jan Beulich <jbeulich@novell.com>
5546 * config/ia64/constraints.md: Add 'j' constraint.
5547 * config/ia64/ia64.md (movsi_internal): Add addp4 case.
5548 (movdi_internal): Likewise.
5550 2008-03-30 Volker Reichelt <v.reichelt@netcologne.de>
5553 * c-typeck.c (build_c_cast): Skip invalid fields in unions.
5555 2008-03-30 H.J. Lu <hongjiu.lu@intel.com>
5558 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Issue
5559 proper error message for the third argument on blendpd and
5562 * config/i386/sse.md (blendbits): New.
5563 (sse4_1_blendp<ssemodesuffixf2c>): Use it.
5565 2008-03-30 Eric Botcazou <ebotcazou@adacore.com>
5567 * fold-const.c (fold_binary) <BIT_IOR_EXPR>: Add missing conversions.
5569 2008-03-30 Richard Guenther <rguenther@suse.de>
5572 * fold-const.c (fold_sign_changed_comparison): Do leave
5573 conversions to base-types alone.
5575 2008-03-29 Andrew Pinski <andrew_pinski@playstation.sony.com>
5577 * config/rs6000/rs6000.c (rs6000_stack_info): Don't force saving of
5578 the link register if one altivec register is be saved.
5580 2008-03-30 Ben Elliston <bje@au.ibm.com>
5582 * final.c (final_scan_insn): Remove if (0) code.
5584 2008-03-28 Volker Reichelt <v.reichelt@netcologne.de>
5586 * c-parser.c (c_parser_next_token_is_keyword): Simplify.
5588 2008-03-28 H.J. Lu <hongjiu.lu@intel.com>
5590 * config/i386/sse.md (*and<mode>3): Pass <MODE>mode instead
5591 of V4SFmode to ix86_binary_operator_ok.
5593 2008-03-28 Uros Bizjak <ubizjak@gmail.com>
5595 * config/i386/i386.c (override_options): Initialize
5596 ix86_veclib_handler to ix86_veclibabi_svml when
5597 -mveclibabi=svml is used.
5598 (ix86_veclibabi_svml): New function for SVML ABI style
5599 vectorization support.
5600 * doc/invoke.texi (-mveclibabi) [svml]: Document new target option.
5602 2008-03-28 Rafael Espindola <espindola@google.com>
5604 * fold-const.c (tree_unary_nonnegative_warnv_p): Make it public.
5605 (tree_binary_nonnegative_warnv_p): Make it public.
5606 (tree_single_nonnegative_warnv_p): Make it public.
5607 (tree_invalid_nonnegative_warnv_p): Make it public.
5608 (tree_unary_nonzero_warnv_p): Make it public.
5609 (tree_binary_nonzero_warnv_p): Make it public
5610 (tree_single_nonzero_warnv_p): Make it public.
5611 * tree-vrp.c (vrp_evaluate_conditional_warnv_with_ops): New function.
5612 (extract_range_from_binary_expr): Split the expr argument.
5613 (extract_range_from_unary_expr): Split the expr argument.
5614 (extract_range_from_comparison): Split the expr argument.
5615 (extract_range_from_expr): Use the new aux functions.
5616 (vrp_evaluate_conditional_warnv): Use
5617 vrp_evaluate_conditional_warnv_with_ops.
5618 * tree.h (tree_unary_nonzero_warnv_p): Declare.
5619 (tree_binary_nonzero_warnv_p): Declare.
5620 (tree_single_nonzero_warnv_p): Declare.
5621 (tree_expr_nonzero_warnv_p): Declare.
5622 (tree_unary_nonnegative_warnv_p): Declare.
5623 (tree_binary_nonnegative_warnv_p): Declare.
5624 (tree_single_nonnegative_warnv_p): Declare.
5625 (tree_invalid_nonnegative_warnv_p): Declare.
5627 2008-03-28 Richard Guenther <rguenther@suse.de>
5629 PR tree-optimization/30317
5630 PR tree-optimization/30911
5631 PR tree-optimization/34793
5632 * tree-vrp.c (set_and_canonicalize_value_range): New function.
5633 (struct assert_locus_d): New member EXPR.
5634 (register_new_assert_for): Add EXPR parameter to support
5635 ASSERT_EXPR <name, expr OP limit>.
5636 (register_edge_assert_for_1): Adjust callers.
5637 (find_assert_locations): Likewise.
5638 (process_assert_insertions_for): Build condition from expression.
5639 (extract_range_from_assert): Handle ASSERT_EXPRs
5640 of the form ASSERT_EXPR <name, expr OP limit>.
5641 (register_edge_assert_for_2): New helper registering
5642 asserts for comparisons. Recognize range tests of the form
5643 (unsigned)i - CST1 OP CST2.
5644 (register_edge_assert_for_1): Use it.
5645 (register_edge_assert_for): Likewise.
5646 (needs_overflow_infinity): Integer sub-types
5647 do not need overflow infinities.
5648 (vrp_val_is_max): The extreme values of integer sub-types
5649 are those of the base type.
5650 (vrp_val_is_min): Likewise.
5651 * tree.def (ASSERT_EXPR): Document extra allowed conditional
5654 2008-03-28 Nick Clifton <nickc@redhat.com>
5657 * config/mn10300/mn10300.c (mn10300_secondary_reload_class):
5658 Return GENERAL_REGS for stack adjustment reloads.
5660 2008-03-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
5663 * config/rs6000/rs6000.c (rs6000_expand_vector_init): Create a
5664 const_vector when all the vectors are constant.
5666 2008-03-27 Bob Wilson <bob.wilson@acm.org>
5668 * config/xtensa/xtensa.c (gen_float_relational): Handle unordered
5670 * config/xtensa/xtensa.md (any_cond): Add unordered comparisons.
5671 (any_scc_sf): Add uneq, unlt, unle and unordered operators.
5673 (s<code>_sf): Use new scc_sf attribute for opcode names.
5675 2008-03-27 Tom Tromey <tromey@redhat.com>
5677 * doc/sourcebuild.texi, doc/install.texi, configure, aclocal.m4,
5678 configure.ac, Makefile.in, config/t-darwin, config/m32c/t-m32c,
5679 config/spu/t-spu-elf, config/i386/t-interix,
5680 config/i386/t-cygming, config/i386/x-i386, config/i386/t-cygwin,
5681 config/i386/x-darwin, config/i386/x-mingw32,
5682 config/i386/t-netware, config/i386/x-cygwin, config/i386/t-nwld,
5683 config/sh/t-sh, config/sh/t-symbian, config/x-linux,
5684 config/t-sol2, config/x-hpux, config/x-darwin, config/ia64/t-ia64,
5685 config/x-solaris, config/t-vxworks, config/m68k/t-uclinux,
5686 config/rs6000/x-rs6000, config/rs6000/x-darwin64,
5687 config/rs6000/x-darwin, config/rs6000/t-rs6000,
5688 config/score/t-score-elf, config/arm/t-strongarm-pe,
5689 config/arm/t-pe, config/arm/t-arm, config/arm/t-wince-pe,
5690 config/v850/t-v850, config/v850/t-v850e, config/bfin/t-bfin-linux:
5691 Revert automatic dependency patch.
5693 2008-03-27 H.J. Lu <hongjiu.lu@intel.com>
5696 * config/i386/i386.c (ix86_function_arg_boundary): Align
5697 decimal floating point to its natural boundary.
5699 2008-03-27 Richard Guenther <rguenther@suse.de>
5702 * fold-const.c (fold_comparison): Restrict distinct decl
5703 comparison folding to VAR_DECLs and PARM_DECLs. Do not
5704 solely rely on operand_equal_p.
5706 2008-03-27 Richard Guenther <rguenther@suse.de>
5709 * c-common.c (handle_weak_attribute): Reject combination of
5712 2008-03-27 Richard Guenther <rguenther@suse.de>
5714 PR tree-optimization/32810
5715 * tree-ssa-ccp.c (get_symbol_constant_value): Strip useless
5716 conversions from DECL_INITIAL.
5717 (fold_const_aggregate_ref): Likewise from constructor elements.
5719 2008-03-27 Zdenek Dvorak <ook@ucw.cz>
5721 * tree-affine.h (aff_combination_expand): Declare.
5722 (get_inner_reference_aff): Likewise.
5723 * tree-affine.c (aff_combination_expand): Split out from
5724 tree_to_aff_combination_expand.
5725 (get_inner_reference_aff): New function.
5726 * tree-parloops.c (loop_parallel_p): Free vectorizer info.
5727 * tree-ssa-loop-im.c: Include tree-affine.h and pointer-set.h.
5728 (struct lim_aux_data): sm_done field removed.
5729 (mem_ref_loc_p, mem_ref_locs_p): New types.
5730 (struct mem_ref): Added id, stored, accesses_in_loop,
5731 indep_loop, dep_loop, indep_ref, dep_ref fields.
5732 Removed is_stored, locs and next fields.
5733 (memory_accesses): New variable.
5734 (movement_possibility): Do not allow moving statements
5735 that store to memory.
5736 (outermost_indep_loop, simple_mem_ref_in_stmt, mem_ref_in_stmt):
5738 (determine_max_movement): For statements with memory references,
5739 find the outermost loop in that the reference is independent.
5740 (move_computations_stmt): Mark the virtual operands for renaming.
5741 (memref_free, mem_ref_alloc, mem_ref_locs_alloc, mark_ref_stored,
5742 gather_mem_refs_stmt, gather_mem_refs_in_loops, vtoe_hash, vtoe_eq,
5743 vtoe_free, record_vop_access, get_vop_accesses, get_vop_stores,
5744 add_vop_ref_mapping, create_vop_ref_mapping_loop,
5745 create_vop_ref_mapping, analyze_memory_references,
5746 cannot_overlap_p, mem_refs_may_alias_p, rewrite_mem_ref_loc,
5747 get_all_locs_in_loop, ref_always_accessed_p,
5748 refs_independent_p, record_indep_loop, ref_indep_loop_p_1,
5749 ref_indep_loop_p, can_sm_ref_p, find_refs_for_sm,
5750 store_motion_loop, store_motion): New functions.
5751 (struct vop_to_refs_elt): New type.
5752 (record_mem_ref_loc, free_mem_ref_locs, rewrite_mem_refs,
5753 memref_hash, memref_eq, hoist_memory_references): Rewritten.
5754 (schedule_sm): Replaced by...
5755 (execute_sm): ... this.
5756 (determine_lsm_ref, hoist_memory_references,
5757 loop_suitable_for_sm, gather_mem_refs_stmt, gather_mem_refs,
5758 find_more_ref_vops, free_mem_ref, free_mem_refs,
5759 determine_lsm_loop, determine_lsm): Removed.
5760 (tree_ssa_lim_finalize): Free data structures used by store motion.
5761 (tree_ssa_lim): Call analyze_memory_references. Use
5762 store_motion instead of determine_lsm.
5764 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
5766 * config.cc (m68hc11, m6811, m68hc12, m6812): Add usegas.h,
5767 rename tmake_file to m68hc11/t-m68hc11.
5768 (mcore): Set inhibit_libc to true.
5769 * config.host (alpha*-dec-*vms*): Set extra_programs.
5770 (interix3*): Don't use host_xmake_file.
5771 * configure.ac: Let config.gcc override inhibit_libc.
5772 * configure: Regenerate.
5774 * config/alpha/x-vms (EXTRA_PROGRAMS): Remove.
5775 * config/t-openbsd-thread: Remove commented out lines.
5777 * config/x-interix: Remove.
5779 * config/m68hc11/t-m68hc11-gas: Rename to...
5780 * config/m68hc11/t-m68hc11: ... this. Remove T_CPPFLAGS.
5782 * config/mcore/t-mcore: Remove T_CFLAGS.
5783 * config/mcore/t-mcore-pe: Likewise.
5785 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
5787 * configure.ac: Replace custom __GNU_SOURCE test with
5788 AC_USE_SYSTEM_EXTENSIONS. Move it earlier.
5789 * aclocal.m4: Regenerate.
5790 * configure: Regenerate.
5791 * config.in: Regenerate.
5793 2008-03-27 Richard Guenther <rguenther@suse.de>
5795 * fold-const.c (target.h): Include.
5796 (fold_comparison): Fold comparison of addresses of decls
5797 that bind locally or of constants. Consolidate address folding code.
5798 * tree-vrp.c (operand_less_p): Deal with non-INTEGER_CST
5799 results from fold_binary_to_constant.
5800 (compare_values_warnv): Likewise.
5802 2008-03-27 Andrew Pinski <pinskia@gmail.com>
5805 * fold-const.c (fold_truthop): Check for integeral types when folding
5806 a == 0 && b == 0 and a != 0 || b != 0 .
5808 2008-03-26 Eric Botcazou <ebotcazou@adacore.com>
5810 * tree.c (get_unwidened): Remove code fiddling with COMPONENT_REF.
5812 2008-03-26 Andreas Schwab <schwab@suse.de>
5814 * doc/invoke.texi: Fix use of @item vs. @itemx.
5816 2008-03-26 Tom Tromey <tromey@redhat.com>
5818 * Makefile.in (build/gensupport.o, build/print-rtl.o,
5819 build/read-rtl.o, build/rtl.o, build/gencondmd.o, build/genattr.o,
5820 build/genattrtab.o, build/genautomata.o, build/gencheck.o,
5821 build/gencodes.o, build/genconditions.o, build/genconfig.o,
5822 build/genconstants.o, build/genemit.o, build/genextract.o,
5823 build/genflags.o, build/genmddeps.o, build/genopinit.o,
5824 build/genoutput.o, build/genpeep.o, build/genrecog.o): Depend on
5827 2008-03-26 Richard Guenther <rguenther@suse.de>
5830 2008-03-26 Richard Guenther <rguenther@suse.de>
5832 * fold-const.c (target.h): Include.
5833 (fold_comparison): Fold comparison of addresses of two decls
5834 that bind locally. Consolidate address folding code.
5836 2008-03-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5838 * builtins.c (expand_builtin_pow, fold_builtin_cabs,
5839 fold_builtin_sqrt, fold_builtin_cbrt, fold_builtin_logarithm,
5840 fold_builtin_hypot, fold_builtin_pow): Remove uses of dconst3,
5841 dconstsqrt2, dconstthird, dconste and/or dconst10.
5842 * config/i386/i386.c (ix86_emit_swsqrtsf): Likewise.
5843 * emit-rtl.c (dconst3, dconst10, dconstm2, dconstthird,
5844 dconstsqrt2, dconste): Delete.
5845 (init_emit_once): Likewise. Simplify initializing dconstm1.
5847 * real.c (get_real_const): New.
5848 * real.h (dconst3, dconst10, dconstm2, dconstthird,
5849 dconstsqrt2, dconste): Delete.
5850 (real_value_const, get_real_const): New.
5852 2008-03-26 H.J. Lu <hongjiu.lu@intel.com>
5854 * config/i386/cygming.h (BIGGEST_ALIGNMENT): Removed.
5856 * config/i386/i386.c (ix86_function_arg_boundary): Check
5857 BIGGEST_ALIGNMENT instead of 128.
5858 (setup_incoming_varargs_64): Likewise.
5860 2008-03-26 Tom Tromey <tromey@redhat.com>
5862 * Makefile.in (DEPFILES): Add missing '/'.
5864 2008-03-26 Richard Guenther <rguenther@suse.de>
5866 * fold-const.c (target.h): Include.
5867 (fold_comparison): Fold comparison of addresses of two decls
5868 that bind locally. Consolidate address folding code.
5870 2008-03-26 Nick Clifton <nickc@redhat.com>
5873 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p): Do
5874 not allow INT+INT as a legitimate addressing mode.
5876 2008-03-26 Richard Guenther <rguenther@suse.de>
5878 * tree-flow.h (widen_bitfield): Remove declaration.
5879 * tree-ssa-ccp.c (visit_assignment): Remove unneeded code.
5880 (widen_bitfield): Remove function.
5881 * tree-ssa-dom.c (record_equivalences_from_stmt): Remove unneeded
5884 2008-03-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
5887 * config/rs6000/rs6000-c.c (rs6000_builtin_type_compatible): Handle
5890 2008-03-25 Richard Sandiford <rsandifo@nildram.co.uk>
5892 PR rtl-optimization/35232
5893 * reload1.c (reg_reloaded_call_part_clobbered): Clarify comment.
5894 (forget_old_reloads_1, forget_marked_reloads): Don't clear
5895 reg_reloaded_call_part_clobbered here.
5896 (reload_regs_reach_end_p): New function.
5897 (reload_reg_rtx_for_input): New variable.
5898 (reload_reg_rtx_for_output): Likewise.
5899 (emit_input_reload_insns): Use reloadreg rather than rl->reg_rtx
5900 when reassigning a pseudo register. Load reloadreg from
5901 reload_reg_rtx_for_input, moving the mode and register
5903 (do_input_reload): ...here. Use the mode-adjusted reg_rtx
5904 instead of the original when deciding whether an input reload
5905 would be a no-op or whether an output reload can be deleted.
5906 (emit_output_reload_insns): Use the mode-adjusted reg_rtx
5907 when setting up new_spill_reg_store. Load it from
5908 reload_reg_rtx_for_output, moving the mode and register
5910 (do_output_reload): ...here. Use the mode-adjusted reg_rtx
5911 instead of the original when deciding whether an output reload
5912 would be a no-op. Do the same when modifying insn notes.
5913 Use rtx_equal_p instead of == to compare the registers.
5914 (inherit_piecemeal_p): Take a mode and two register numbers
5916 (emit_reload_insns): Clear new_spill_reg_store for every hard
5917 register in the reload register. Remove spill registers
5918 from reg_reloaded_valid before considering whether to record
5919 inheritance information for them. Use reload_reg_rtx_for_output
5920 instead of reg_rtx when recording output reloads. Use
5921 reload_reg_rtx_for_input instead of reg_rtx when recording
5922 input reloads. Set or clear reg_reloaded_call_part_clobbered
5923 at the same time as setting reg_reloaded_valid.
5924 (delete_output_reload): Add a new_reload_reg parameter and use it
5925 instead of rld[j].reg_rtx.
5926 (emit_input_reload_insns, do_input_reload, do_output_reload): Adjust
5929 2008-03-25 Tom Tromey <tromey@redhat.com>
5931 * Makefile.in (build/gensupport.o): Depend on insn-modes.h.
5932 (build/genattr.o): Likewise.
5933 (build/genattrtab.o): Likewise.
5934 (build/gencodes.o): Likewise.
5935 (build/genconfig.o): Likewise.
5936 (build/genconstants.o): Likewise.
5937 (build/genemit.o): Likewise.
5938 (build/genextract.o): Likewise.
5939 (build/genflags.o): Likewise.
5941 2008-03-25 Bob Wilson <bob.wilson@acm.org>
5943 * config/xtensa/xtensa.c (xtensa_va_start): Use build_int_cst
5944 instead of size_int for integer types.
5945 (xtensa_gimplify_va_arg_expr): Likewise. Convert index to sizetype
5946 to match type of MINUS_EXPR.
5948 2008-03-25 Tom Tromey <tromey@redhat.com>
5950 * configure: Rebuilt.
5951 * configure.ac (BUILD_DEPMODE): Extract CCDEPMODE from temporary
5954 2008-03-25 Tom Tromey <tromey@redhat.com>
5956 * config/x-solaris (host-solaris.o): Update.
5957 * config/x-linux (host-linux.o): Update.
5958 * config/x-hpux (host-hpux.o): Update.
5959 * config/x-darwin (host-darwin.o): Update.
5960 * config/v850/t-v850e (v850-c.o): Update.
5961 * config/v850/t-v850 (v850-c.o): Update.
5962 * config/t-vxworks (vxworks.o): Update.
5963 * config/t-sol2 (sol2-c.o, sol2.o): Update.
5964 * config/t-darwin (darwin.o, darwin-c.o, darwin-driver.o): Update.
5965 * config/spu/t-spu-elf (spu-c.o): Update.
5967 * config/sh/t-symbian (sh-c.o): Update.
5968 (symbian.o): Update.
5969 * config/sh/t-sh (sh-c.o): Update.
5970 * config/score/t-score-elf (score7.o, score3.o): Update.
5971 * config/rs6000/x-rs6000 (driver-rs6000.o): Update.
5972 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Update.
5973 * config/rs6000/x-darwin (host-ppc-darwin.o): Update.
5974 * config/rs6000/t-rs6000 (rs6000-c.o): Update.
5976 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
5977 * config/m32c/t-m32c (m32c-pragma.o): Update.
5978 * config/ia64/t-ia64 (ia64-c.o): Update.
5979 * config/i386/x-mingw32 (host-mingw32.o): Update.
5980 * config/i386/x-i386 (driver-i386.o): Update.
5981 * config/i386/x-darwin (host-i386-darwin.o): Update.
5982 * config/i386/x-cygwin (host-cygwin.o): Update.
5983 * config/i386/t-nwld (nwld.o): Update.
5984 * config/i386/t-netware (netware.o): Update.
5985 * config/i386/t-interix (winnt.o): Update.
5986 * config/i386/t-cygwin (cygwin1.o, cygwin2.o): Update.
5987 * config/i386/t-cygming (winnt.o, winnt-cxx.o, winnt-stubs.o,
5988 msformat-c.o): Update.
5989 * config/bfin/t-bfin-linux (generated_files): Add
5990 linux-sysroot-suffix.h.
5991 * config/arm/t-wince-pe (pe.o): Update.
5992 * config/arm/t-strongarm-pe (pe.o): Update.
5993 * config/arm/t-pe (pe.o): Update.
5994 * config/arm/t-arm (arm-c.o): Update.
5995 * doc/install.texi (Prerequisites): Require make 3.80.
5996 * Makefile.in: Remove .o targets.
5997 (CCDEPMODE, DEPDIR, depcomp, BUILD_DEPMODE): New variables.
5998 (OBSTACK_H, FIBHEAP_H, PARTITION_H, MD5_H, BCONFIG_H): Remove.
5999 (simple_generated_h, simple_generated_c): Move earlier.
6000 (generated_files): New variable.
6001 (TARGET_H, MACHMODE_H, HOOKS_H, HOSTHOOKS_DEF_H, LANGHOOKS_DEF_H,
6002 TARGET_DEF_H, RTL_BASE_H, RTL_H, PARAMS_H, BUILTINS_DEF, TREE_H,
6003 BASIC_BLOCK_H, GCOV_IO_H, COVERAGE_H, DEMANGLE_H, RECOG_H,
6004 ALIAS_H, EMIT_RTL_H, FLAGS_H, FUNCTION_H, EXPR_H, OPTABS_H,
6005 REGS_H, RA_H, RESOURCE_H, SCHED_INT_H, INTEGRATE_H, CFGLAYOUT_H,
6006 CFGLOOP_H, IPA_UTILS_H, IPA_REFERENCE_H, IPA_TYPE_ESCAPE_H,
6007 CGRAPH_H, DF_H, RESOURCE_H, DDG_H, GCC_H, GGC_H, TIMEVAR_H,
6008 INSN_ATTR_H, C_COMMON_H, C_PRAGMA_H, C_TREE_H, SYSTEM_H,
6009 PREDICT_H, DECNUM_H, MKDEPS_H, SYMTAB_H, TREE_DUMP_H,
6010 TREE_GIMPLE_H, TREE_FLOW_H, TREE_SSA_LIVE_H, PRETTY_PRINT_H,
6011 DIAGNOSTIC_H, C_PRETTY_PRINT_H, SCEV_H, LAMBDA_H, TREE_DATA_REF_H,
6012 VARRAY_H, TREE_INLINE_H, REAL_H, DBGCNT_H, EBIMAP_H): Remove.
6014 (COMPILE.base, COMPILE): New variables.
6015 (%.o): New pattern rule.
6016 (ALL_HOST_OBJS): New variable.
6017 (xgcc$(exeext), cpp$(exeext)): Remove extra version.o.
6018 (dummy-checksum.o, cc1-checksum.o): Remove.
6019 (DRIVER_SHLIB): New variable.
6020 (DRIVER_DEFINES): Use it.
6021 (gencondmd.c): Move out of build/.
6022 (s-conditions): Update.
6023 (BUILDCOMPILE.base, BUILDCOMPILE): New variables.
6024 (ALL_BUILD_OBJS): Likewise.
6025 (build/%.o): Use BUILDCOMPILE.
6026 (build/ggc-none.o, build/ggc-none.o, build/min-insn-modes.o,
6027 build/print-rtl.o, build/read-rtl.o, build/rtl.o, build/vec.o,
6028 build/gencondmd.o, build/genattrtab.o, build/genautomata.o,
6029 build/gencheck.o, build/gencodes.o, build/genconditions.o,
6030 build/genconfig.o, build/genconstants.o, build/genemit.o,
6031 build/genextract.o, build/genflags.o, build/genmddeps.o,
6032 build/genopinit.o, build/genoutput.o, build/genpeep.o,
6033 build/genpreds.o, build/genrecog.o, build/gcov-iov.o,
6034 build/gen-protos.o, build/scan.o, build/fix-header.o,
6035 build/scan-decls.o): Simplify.
6036 (collect2.o, c-opts.o, gcc.o, gccspec.o, gcc-options.o,
6037 cppdefault.o, protoize.o, unprotoize.o, intl.o, version.o,
6038 prefix.o, toplev.o): Reduce to variable setting.
6039 (libbackend.o): Use COMPILE. Remove most dependencies. Move later.
6040 ($(out_object_file), gcc-options.o): New targets.
6041 ($(ALL_HOST_OBJS)): New target. Include dependency files.
6042 * configure: Rebuilt.
6043 * configure.ac: Call ZW_CREATE_DEPDIR, ZW_PROG_COMPILER_DEPENDENCIES.
6044 * doc/sourcebuild.texi (Front End Directory): Document new variable.
6046 2008-03-25 Douglas Gregor <doug.gregor@gmail.com>
6048 * c-common.c (c_sizeof_or_alignof_type): If we're not allowed to
6049 complain when we hit an error, return ERROR_MARK_NODE.
6051 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
6053 * config/sh/constraints.md (Pso, Psz): New constraints.
6054 * config/sh/sh.c (print_operand): Add %V and %W operand codes.
6055 * config/sh/sh.md (*andsi3_bclr, *iorsi3_bset): New insns.
6057 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
6059 * config/sh/sh.c (sh_expand_t_scc): Emit movrt for SH2A if possible.
6060 * config/sh/sh.md (xorsi3_movrt, movrt): New insns.
6062 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
6064 * config/sh/sh.md (prefetch): Add condition for SH2A target.
6065 (prefetch_sh2a): New.
6067 2008-03-25 Jayant Sonar <Jayant.sonar@kpitcummins.com>
6068 Naveen.H.S <naveen.hs@kpitcummins.com>
6070 * config/sh/constraints.md (I28): New constraint.
6071 * config/sh/sh.c (broken_move): Add support for movi20s.
6072 * config/sh/sh.md (movsi_ie): Add the alternative for movi20s.
6074 2008-03-25 Anil Paranjape <anil.paranjape@kpitcummins.com>
6075 Jayant Sonar <Jayant.sonar@kpitcummins.com>
6076 Naveen.H.S <naveen.hs@kpitcummins.com>
6078 * config/sh/sh.c (SH_ATTRIBUTES): Define.
6079 (SYMBOL_FLAG_FUNCVEC_FUNCTION): Define.
6080 (print_operand): Handle resbank in %@ operand code.
6081 (sh_encode_section_info): New.
6082 (push_regs): Add conditions for resbank.
6083 (sh_expand_epilogue): Likewise.
6084 (sh_insert_attributes): Likewise.
6085 (sh_attribute_table): Likewise.
6086 (sh_handle_resbank_handler_attribute): New.
6087 (sh2a_handle_function_vector_handler_attribute): New.
6088 (sh2a_is_function_vector_call): New.
6089 (sh2a_get_function_vector_number): New.
6090 (sh2a_function_vector_p): New.
6091 (sh_cfun_resbank_handler_p): New.
6092 * config/sh/sh.md (calli): Emit jsr/n if possible.
6093 (calli_tbr_rel): New.
6094 (calli_pcrel): Emit jsr/n if possible.
6095 (return_i): Emit rts/n if possible.
6096 (call_valuei_tbr_rel): New.
6097 (call_valuei_pcrel): Add condition for SH2A target.
6098 (call_value): Likewise.
6099 * config/sh/sh-protos.h (sh_cfun_resbank_handler_p): Declare.
6100 (sh2a_get_function_vector_number): Likewise.
6101 (sh2a_is_function_vector_call): Likewise.
6102 * doc/extend.texi: Document TBR relative addressing of SH2A.
6103 (resbank): Add description for SH2A.
6105 2008-03-24 Richard Guenther <rguenther@suse.de>
6108 * gimplify.c (gimplify_modify_expr): For frontend type-correct
6109 pointer assignments change conversions according to middle-end rules.
6110 (gimplify_modify_expr_rhs): Deal with NULL TARGET_EXPR_INITIAL.
6111 * configure.ac: Include type checking in yes.
6112 * configure: Regenerate.
6114 2008-03-24 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6116 * diagnostic.c (diagnostic_count_diagnostic): Delete.
6117 (diagnostic_report_diagnostic): Update. Handle ICEs here.
6119 2008-03-24 Nathan Sidwell <nathan@codesourcery.com>
6121 * gthr-vxworks.h (UNUSED): Define.
6123 2008-03-23 H.J. Lu <hongjiu.lu@intel.com>
6125 * config/i386/i386.h (STATIC_CHAIN_REGNUM): Use R10_REG and CX_REG.
6127 2008-03-23 Zuxy Meng <zuxy.meng@gmail.com>
6129 * doc/extend.texi (Function Attributes): Add missing comma in the
6130 example of the "alloc_size" attribute.
6132 2008-03-23 Uros Bizjak <ubizjak@gmail.com>
6135 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
6137 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
6140 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
6143 * stor-layout.c (update_alignment_for_field): Set minimum alignment
6144 of the underlying type of a MS bitfield layout to the natural
6145 alignment of the type.
6147 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
6149 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
6150 to their natural alignment to avoid store forwarding stalls.
6152 2008-03-22 Richard Guenther <rguenther@suse.de>
6154 * tree-cfg.c (verify_expr): Recurse again for invariant addresses.
6155 For PHI nodes verify the address is invariant.
6156 * tree-ssa-ccp.c (ccp_decl_initial_min_invariant): Remove.
6157 (get_symbol_constant_value): Use is_gimple_min_invariant.
6158 (maybe_fold_stmt_indirect): Likewise.
6160 2008-03-22 Richard Sandiford <rsandifo@nildram.co.uk>
6162 PR rtl-optimization/33927
6163 * Makefile.in (dse.o): Depend on $(TM_P_H).
6164 * expr.h (extract_low_bits): Declare.
6165 * expmed.c (extract_low_bits): New function.
6166 * rtlhooks.c (gen_lowpart_general): Generalize SUBREG handling.
6167 * dse.c: Include tm_p.h.
6168 (find_shift_sequence): Remove the read_reg argument and return the
6169 read value. Emit the instructions instead of returning them.
6170 Iterate on new_mode rather than calculating it each time.
6171 Check MODES_TIEABLE_P. Use simplify_gen_subreg to convert the
6172 source to NEW_MODE and extract_low_bits to convert the shifted
6174 (replace_read): Allow the load and store to have different mode
6175 classes. Use extract_low_bits when SHIFT == 0. Create the shift
6176 or extraction instructions before trying the replacement. Update
6177 dump-file code accordingly, avoiding use of REGNO (store_info->rhs).
6179 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
6181 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
6182 to their natural alignment to avoid store forwarding stalls.
6184 2008-03-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
6187 * config/rs6000/rs6000.md (floatdidf2): Discouraging fprs and
6188 encouraging but not allowing gprs for input;
6189 change the input constraint to !f#r.
6190 (fix_truncdfdi2): Discouraging fprs and encouraging but not allowing
6192 change the output constraint to !f#r.
6194 2008-03-21 Uros Bizjak <ubizjak@gmail.com>
6197 * config/i386/i386.md ("*floatunssi<mode2>_1"): New pattern with
6198 corresponding post-reload splitters.
6199 ("floatunssi<mode>2"): Expand to unsigned_float x87 insn pattern
6200 when x87 FP math is selected.
6201 * config/i386/i386-protos.h (ix86_expand_convert_uns_sixf_sse):
6202 New function prototype.
6203 * config/i386/i386.c (ix86_expand_convert_uns_sixf_sse): New
6204 unreachable function to ease macroization of insn patterns.
6206 2008-03-21 Martin Jambor <mjambor@suse.cz>
6208 * tree-data-ref.c (dump_data_dependence_relation): Avoid data
6209 reference dumps if ddr is NULL or dependence is unknown.
6211 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
6213 * config/sh/linux-atomic.asm (ATOMIC_TEST_AND_SET): Take
6214 unsigned extension into account.
6215 (ATOMIC_COMPARE_AND_SWAP): Likewise.
6216 (ATOMIC_FETCH_AND_OP, ATOMIC_FETCH_AND_COMBOP): Likewise.
6217 Do computations on a scratch register.
6219 2008-03-21 Richard Guenther <rguenther@suse.de>
6221 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
6222 Use is_gimple_min_invariant instead of TREE_INVARIANT.
6223 * tree-ssa-loop-ivopts.c (force_expr_to_var_cost): Likewise.
6224 * tree-ssa-dom.c (record_equality): Likewise.
6225 * tree-inline.c (copy_body_r): Likewise.
6226 * tree-ssa-pre.c (make_values_for_stmt): Remove test for
6229 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
6231 * config/sh/sh.c (split_branches): Pass zero to redirect_jump
6232 as 'delete_unused' argument.
6234 2008-03-20 Richard Guenther <rguenther@suse.de>
6236 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
6237 special casing of constant qualifiers.
6238 * tree-ssa.c (useless_type_conversion_p_1): Instead do not
6239 care about them in general.
6240 * tree-ssa-ccp.c (ccp_fold): Addresses are constant or not
6241 regardless of their type.
6242 (fold_stmt_r): Forcefully fold *& if we end up with that.
6244 2008-03-20 Paul Brook <paul@codesourcery.com>
6246 * config.gcc (arm*-*-uclinux*): Remove duplicate arm/uclinux-elf.h.
6247 * config/arm/uclinux-eabi.h (SUBTARGET_EXTRA_LINK_SPEC): Add extra
6249 * config/arm/bpabi.h (SUBTARGET_EXTRA_LINK_SPEC): Provide default
6251 (LINK_SPEC): Use SUBTARGET_EXTRA_LINK_SPEC.
6252 * config/arm/unwind-arm.h (_Unwind_decode_target2): Add uClinux.
6254 2008-03-20 Volker Reichelt <v.reichelt@netcologne.de>
6256 * common.opt (Wmudflap): New option.
6257 * tree-mudflap.c (mf_xform_derefs_1): Guard warning by OPT_Wmudflap.
6258 (mx_register_decls): Likewise.
6259 (mudflap_finish_file): Likewise.
6260 * doc/invoke.texi: Document -Wno-mudflap.
6262 2008-03-20 Kai Tietz <kai.tietz@onevision.com>
6264 * c-format.c (replace_format_name_to_system_name): New.
6266 (convert_format_name_to_system_name): New.
6267 (decode_format_attr): Add use of convert_format_name_to_system_name.
6268 (format_types_orig): Add gnu_ prefix to names.
6269 (check_format_info_main): Special treating of \0 escaped names for
6270 supporting multi-character format specifiers as I32, I64.
6271 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): Use of user defined attributes.
6272 (gnu_target_overrides_format_attributes): New.
6273 * c-format.h: Add structure target_ovr_attr to hold
6274 system specific formatter names.
6275 * config.gcc: Add for x86&x86_64 cygwin and mingw32 targets the
6276 msformat-c.o file to c_target_objs and cxx_target_objs.
6277 * config/i386/mingw32.h (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
6278 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES_COUNT): New.
6279 (TARGET_N_FORMAT_TYPES): New.
6280 * config/i386/msformat-c.c: New.
6281 * config/i386/t-cygming: Add build rule for msformat-c.o.
6282 * doc/extend.texi: Add new format names gnu_* and ms_* and
6284 * doc/tm.texi: (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
6286 2008-03-20 Ira Rosen <irar@il.ibm.com>
6288 * doc/invoke.texi (-O3): Add -ftree-vectorize to the list of
6289 optimizations turned on under -O3.
6290 (ftree-vectorize): Add that the flag is turned on with -O3.
6292 2008-03-20 Ben Elliston <bje@au.ibm.com>
6294 * regmove.c (try_auto_increment): Fix spelling error in comment.
6295 * final.c (final_scan_insn): Likewise.
6297 2008-03-20 Uros Bizjak <ubizjak@gmail.com>
6300 * config/i386/mmx.md (*mov<mode>_internal_rex64"): Adjust register
6301 allocator preferences for "y" and "r" class registers.
6302 ("*mov<mode>_internal"): Ditto.
6303 ("*movv2sf_internal_rex64"): Ditto.
6304 ("*movv2sf_internal"): Ditto.
6306 2008-03-19 Michael Matz <matz@suse.de>
6309 * calls.c (expand_call): Check overlap of arguments with call
6310 address for sibcalls.
6312 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
6315 * stor-layout.c (update_alignment_for_field): Set minimum alignment
6316 of the underlying type of a MS bitfield layout to the natural
6317 alignment of the type.
6319 2008-03-19 Jan Hubicka <jh@suse.cz>
6322 * toplev.c (decode_d_option): Handle all CPP flags.
6323 * tree-vrp.c: Update tree_pass descriptors.
6324 * regrename.c: Update tree_pass descriptors.
6325 * fwprop.c: Update tree_pass descriptors.
6326 * doc/invoke.texi: Remove documentation of dropped -d? flags.
6327 * tree-into-ssa.c: Update tree_pass descriptors.
6328 * tree-dump.c: Update tree_pass descriptors.
6329 * tree-complex.c: Update tree_pass descriptors.
6330 * tree-dump.h: Update tree_pass descriptors.
6331 * see.c: Update tree_pass descriptors.
6332 * cgraphbuild.c: Update tree_pass descriptors.
6333 * tracer.c: Update tree_pass descriptors.
6334 * tree-loop-distribution.c: Update tree_pass descriptors.
6335 * cgraph.c: Update tree_pass descriptors.
6336 * postreload-gcse.c: Update tree_pass descriptors.
6337 * postreload.c: Update tree_pass descriptors.
6338 * tree-ssa-loop-ch.c: Update tree_pass descriptors.
6339 * tree-tailcall.c: Update tree_pass descriptors.
6340 * tree-pass.h (tree_opt_pass): Rename to ...
6341 (opt_pass) ... this one; add "type" field and remove letter field.
6342 (gimple_opt_pass, rtl_opt_pass, simple_ipa_opt_pass): New.
6343 (execute_pass_list, execute_ipa_pass_list, all_passes, all_ipa_passes,
6344 all_lowering_passes): Update declaration.
6345 * ipa-cp.c: Update tree_pass descriptors.
6346 * final.c: Update tree_pass descriptors.
6347 * omp-low.c: Update tree_pass descriptors.
6348 * tree-ssa-dse.c: Update tree_pass descriptors.
6349 * ipa-reference.c: Update tree_pass descriptors.
6350 * tree-ssa-uncprop.c: Update tree_pass descriptors.
6351 * auto-inc-dec.c: Update tree_pass descriptors.
6352 * reorg.c: Update tree_pass descriptors.
6353 * cgraphunit.c: Update tree_pass descriptors.
6354 * tree-ssa-copyrename.c: Update tree_pass descriptors.
6355 * tree-ssa-ccp.c: Update tree_pass descriptors.
6356 * df-core.c: Update tree_pass descriptors.
6357 * mode-switching.c: Update tree_pass descriptors.
6358 * tree-nomudflap.c: Update tree_pass descriptors.
6359 * modulo-sched.c: Update tree_pass descriptors.
6360 * ipa-pure-const.c: Update tree_pass descriptors.
6361 * cse.c: Update tree_pass descriptors.
6362 * web.c: Update tree_pass descriptors.
6363 * tree-stdarg.c: Update tree_pass descriptors.
6364 * tree-ssa-math-opts.c: Update tree_pass descriptors.
6365 * tree-ssa-dom.c: Update tree_pass descriptors.
6366 * tree-nrv.c: Update tree_pass descriptors.
6367 * tree-ssa-alias.c: Update tree_pass descriptors.
6368 * loop-init.c: Update tree_pass descriptors.
6369 * gimple-low.c: Update tree_pass descriptors.
6370 * ipa-inline.c: Update tree_pass descriptors.
6371 * tree-ssa-sink.c: Update tree_pass descriptors.
6372 * global.c: Update tree_pass descriptors.
6373 * ifcvt.c: Update tree_pass descriptors.
6374 * jump.c: Update tree_pass descriptors.
6375 * predict.c: Update tree_pass descriptors.
6376 * tree-ssa-loop.c: Update tree_pass descriptors.
6377 * recog.c: Update tree_pass descriptors.
6378 * dse.c: Update tree_pass descriptors.
6379 * tree-ssa-ifcombine.c: Update tree_pass descriptors.
6380 * tree-eh.c: Update tree_pass descriptors.
6381 * regmove.c: Update tree_pass descriptors.
6383 * function.c: Update tree_pass descriptors.
6384 * tree-vectorizer.c: Update tree_pass descriptors.
6385 * gcse.c: Update tree_pass descriptors.
6386 * ipa-type-escape.c: Update tree_pass descriptors.
6387 * tree-if-conv.c: Update tree_pass descriptors.
6388 * init-regs.c: Update tree_pass descriptors.
6389 * ipa.c: Update tree_pass descriptors.
6390 * tree-ssa-phiopt.c: Update tree_pass descriptors.
6391 * rtl-factoring.c: Update tree_pass descriptors.
6392 * lower-subreg.c: Update tree_pass descriptors.
6393 * bt-load.c: Update tree_pass descriptors.
6394 * tree-dfa.c: Update tree_pass descriptors.
6395 * except.c: Update tree_pass descriptors.
6396 * emit-rtl.c: Update tree_pass descriptors.
6397 * cfgexpand.c: Update tree_pass descriptors.
6398 * tree-cfgcleanup.c: Update tree_pass descriptors.
6399 * cfgcleanup.c: Update tree_pass descriptors.
6400 * tree-ssa-pre.c: Update tree_pass descriptors.
6401 * tree-sra.c: Update tree_pass descriptors.
6402 * tree-mudflap.c: Update tree_pass descriptors.
6403 * tree-ssa-copy.c: Update tree_pass descriptors.
6404 * cfglayout.c: Update tree_pass descriptors.
6405 * tree-ssa-forwprop.c: Update tree_pass descriptors.
6406 * tree-ssa-dce.c: Update tree_pass descriptors.
6407 * tree-ssa.c: Update tree_pass descriptors.
6408 * regclass.c: Update tree_pass descriptors.
6409 * integrate.c: Update tree_pass descriptors.
6410 * tree-optimize.c: Update tree_pass descriptors.
6411 * tree-ssa-phiprop.c: Update tree_pass descriptors.
6412 * tree-object-size.c: Update tree_pass descriptors.
6413 * combine.c: Update tree_pass descriptors.
6414 * tree-outof-ssa.c: Update tree_pass descriptors.
6415 * bb-reorder.c: Update tree_pass descriptors.
6416 * stack-ptr-mod.c: Update tree_pass descriptors.
6417 * var-tracking.c: Update tree_pass descriptors.
6418 * tree-profile.c: Update tree_pass descriptors.
6419 * tree-vect-generic.c: Update tree_pass descriptors.
6420 * reg-stack.c: Update tree_pass descriptors.
6421 * sched-rgn.c: Update tree_pass descriptors.
6422 * tree-ssa-structalias.c: Update tree_pass descriptors.
6423 * tree-cfg.c: Update tree_pass descriptors.
6424 * passes.c (current_pass): Update declaration.
6425 (finish_optimization_passes): Update.
6426 (all_passes, all_ipa_passes, all_lowering_passes): Update declaration.
6427 (register_one_dump_file, register_dump_files_1, next_pass_1):
6429 (init_optimization_passes): Update handling of new types.
6430 (execute_one_pass, execute_pass_list, execute_ipa_pass_list): Update.
6431 * ipa-struct-reorg.c: Update tree_pass descriptors.
6432 * tree-ssa-reassoc.c: Update tree_pass descriptors.
6433 * combine-stack-adj.c: Update tree_pass descriptors.
6434 * cfgrtl.c: Update tree_pass descriptors.
6435 * dce.c: Update tree_pass descriptors.
6436 * tree-ssanames.c: Update tree_pass descriptors.
6438 2008-03-19 Richard Guenther <rguenther@suse.de>
6441 * tree-ssa.c (walk_data): New structure.
6442 (warn_uninitialized_var): If not always_executed warn with "maybe"
6444 (execute_early_warn_uninitialized): Compute post-dominators.
6445 Initialize always_executed before processing each basic block.
6447 2008-03-18 Mikulas Patocka <mikulas@artax.karlin.mff.cuni.cz>
6450 * config/i386/i386.c (x86_this_parameter): Calculate correct location
6451 of "this" pointer when "regparm = N" or "fastcall" is in effect.
6453 2008-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6455 * doc/include/texinfo.tex: Update to version 2008-03-17.10.
6457 2008-03-18 Paolo Bonzini <bonzini@gnu.org>
6459 * expr.c (store_expr): Assume lang_hooks.reduce_bit_field_operations
6461 (expand_expr_real_1) <REDUCE_BIT_FIELD>: Don't look at ignore.
6462 (expand_expr_real_1): Assume lang_hooks.reduce_bit_field_operations
6463 is true. Add "&& !ignore" condition to reduce_bit_field. Modify
6464 target after ignore has been set, and move there also the commputation
6465 of subtarget and original_target.
6466 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS): Delete.
6467 (LANG_HOOKS_INITIALIZER): Remove it.
6468 * langhooks.h (struct lang_hooks): Remove reduce_bit_field_operations.
6470 2008-03-18 Richard Guenther <rguenther@suse.de>
6472 * tree-ssa-sccvn.c (visit_reference_op_load): If the lookup
6473 found an expression with constants, note that in the VN for the lhs.
6474 * tree-ssa-pre.c (eliminate): Visit COND_EXPR statements and
6475 fold them to constants if possible. Run cleanup_cfg if done so.
6476 (execute_pre): Return todo.
6478 (execute_fre): Likewise.
6479 * tree-ssa-forwprop.c (can_propagate_from): Allow propagation
6481 (get_prop_source_stmt): Look through pointer conversions.
6483 2008-03-18 Jan Hubicka <jh@suse.cz>
6485 * tree-pretty-print.c: Include predict.h.
6486 (dump_generic_node): Dump predictor.
6487 * tree.h (PREDICT_EXPR_OUTCOME, PREDICT_EXPR_PREDICTION): Update.
6488 * tree-gimple.c (is_gimple_stmt): Add PREDICT_EXPR.
6489 * gimple-low.c (lower_stmt): Likewise.
6490 * expr.c (expand_expr_real): Likewise.
6491 * predict.c (tree_bb_level_predictions): Use PREDICT_EXPRs and remove
6493 (build_predict_expr, build_predict_expr): New.
6494 * predict.h (predictor_name, build_predict_expr): Update.
6495 * c-typeck.c (c_finish_bc_stmt): Add prediction.
6496 * gimplify.c (gimplify_expr): Add PREDICT_EXPR.
6497 * predict.def (PRED_CONTINUE): Update hitrate.
6498 * tree.def (PREDICT_EXPR): Define.
6499 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Mark PREDICT_EXPR;
6500 do not handle BIND_EXPR.
6501 * tree-inline.c (estimate_num_insns_1): PREDICT_EXPR is free.
6502 * tree-cfg.c (verify_gimple_stmt): PREDICT_EXPR is valid.
6503 * tree-ssa-operands.c (get_expr_operands): PREDICT_EXPR takes no
6506 2008-03-18 Michael Matz <matz@suse.de>
6508 * gcov-io.h (__gcov_merge_ior, __gcov_fork): Mark hidden.
6510 2008-03-18 Richard Guenther <rguenther@suse.de>
6512 * tree-gimple.h (is_gimple_invariant_address): Declare.
6513 (is_gimple_constant): Likewise.
6514 * tree-gimple.c (is_gimple_constant): New function.
6515 (is_gimple_invariant_address): Likewise.
6516 (is_gimple_min_invariant): Implement in terms of is_gimple_constant
6517 and is_gimple_invariant_address.
6518 * tree-ssa-loop-niter.c (expand_simple_operations): Revert
6520 * tree-data-ref.c (get_references_in_stmt): A SSA_NAME is not
6521 an addressable base.
6523 2008-03-18 Jakub Jelinek <jakub@redhat.com>
6526 * gimplify.c (gimplify_expr): Gimplify second operand of
6529 2008-03-17 Richard Guenther <rguenther@suse.de>
6531 PR tree-optimization/19637
6532 * fold-const.c (fold_unary): Remove restrictions of removing
6533 intermediate pointer-conversions (P2)(P1)P0.
6534 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Recover from
6535 conversion to void pointer.
6536 (get_maxval_strlen): Handle addresses of the form &(*p)[0].
6538 2008-03-16 James E. Wilson <wilson@tuliptree.org>
6541 * dbxout.c (dbxout_expand_expr, case VAR_DECL): Return NULL for
6542 emulated thread local variables.
6544 2008-03-16 Richard Guenther <rguenther@suse.de>
6547 * tree-ssa-loop-niter.c (expand_simple_operations): Do not
6548 expand TREE_INVARIANT operations that are not gimple invariant.
6550 2008-03-16 Hans-Peter Nilsson <hp@axis.com>
6552 * doc/extend.texi (Alignment): Say that the ABI controls
6553 the __alignof__ for non-strict-alignment targets rather
6554 than being a recommendation.
6556 2008-03-15 Paul Brook <paul@codesourcery.com>
6558 * config/arm/arm.c (arm_unwind_emit): Suppress unused unwinding
6560 (arm_output_fn_unwind): Mark functions that can not be unwound.
6562 2008-03-15 Paul Brook <paul@codesourcery.com>
6564 * config/arm/arm.c (arm_rtx_costs_1): Add costs for ARMv6 value
6565 extension instructions.
6567 2008-03-15 Richard Guenther <rguenther@suse.de>
6569 * tree-ssa-ccp.c (ccp_fold): Also read from constant values
6570 and fold constant aggregate refs.
6571 (fold_const_aggregate_ref): Handle string constants
6572 and constructors in ARRAY_REFs. Handle INDIRECT_REF.
6573 (evaluate_stmt): Simplify now that ccp_fold folds constant
6576 2008-03-15 Paul Brook <paul@codesourcery.com>
6578 * config/arm/arm.md (insv): Use gen_insv_t2 and gen_insv_zero.
6579 (extzv): Use gen_extzv_t2.
6580 (insv_t2, insv_zero, extv, extzv_t2): New patterns.
6582 2008-03-15 Richard Guenther <rguenther@suse.de>
6584 * tree-ssa-ccp.c (get_symbol_constant_value): Export.
6585 (fold_const_aggregate_ref): Likewise.
6586 (get_value): Return NULL if we don't have any values.
6587 (ccp_finalize): Set const_val to NULL after freeing it.
6588 * tree-flow.h (get_symbol_constant_value): Declare.
6589 (fold_const_aggregate_ref): Likewise.
6590 * tree-ssa-sccvn.c (try_to_simplify): Use them.
6592 2008-03-15 Richard Guenther <rguenther@suse.de>
6595 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Make sure
6596 to not produce negative array indices if not allowed. Add
6597 parameter to indicate that.
6598 (maybe_fold_offset_to_component_ref): Allow negative array
6599 indices only for the first member of a structure.
6600 (maybe_fold_offset_to_reference): Allow negative array indices.
6601 (maybe_fold_stmt_addition): Likewise.
6603 2008-03-15 Bjoern Haase <bjoern.m.haase@web.de>
6604 Anatoly Sokolov <aesok@post.ru>
6606 * config/avr/avr.c (avr_arch_types): Add avr6 entry.
6607 (avr_arch): Add ARCH_AVR6.
6608 (avr_mcu_types): Add 'atmega2560' and 'atmega2561' entry.
6609 (initial_elimination_offset): Initialize and use 'avr_pc_size'
6610 instead of fixed value 2.
6611 (print_operand_address): Use gs() asm specifier instead of pm().
6612 (avr_assemble_integer): (Ditto.).
6613 (avr_output_addr_vec_elt): (Ditto.).
6614 (print_operand): Handle "!" code.
6615 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Add
6616 __AVR_3_BYTE_PC__, __AVR_2_BYTE_PC__ and __AVR_HAVE_JMP_CALL__.
6617 (AVR_HAVE_EIJMP_EICALL): Define.
6618 (AVR_3_BYTE_PC): Redefine.
6619 (AVR_2_BYTE_PC): (Ditto.).
6620 (PRINT_OPERAND_PUNCT_VALID_P): Add '!' code.
6621 (LINK_SPEC): Add atmega2560 and atmega2561.
6622 (CRT_BINUTILS_SPEC): Add atmega2560 (crtm2560.o) and atmega2561
6624 * config/avr/avr.md (call_insn): Use eicall instead of icall
6625 for 3 byte PC devices.
6626 (call_value_insn): (Ditto.).
6627 (*tablejump_enh): Use eijmp instead of ijmp for 3 byte PC devices.
6628 (indirect_jump): Use only for for 2 byte PC devices.
6629 (*tablejump): (Ditto.).
6630 (*indirect_jump_avr6): Add insn.
6631 (*tablejump_rjmp): Don't use for 3 byte PC devices.
6632 * config/avr/libgcc.S (__prologue_saves__): Use eijmp
6633 instead of ijmp for 3 byte PC devices.
6634 (__tablejump2__): (Ditto.).
6635 * config/avr/t-avr (MULITLIB_OPTIONS): Add avr6 architecture.
6636 (MULITLIB_DIRNAMES): (Ditto.).
6637 (MULTILIB_MATCHES): Add atmega2560 and atmega2561 to list.
6639 2008-03-15 Uros Bizjak <ubizjak@gmail.com>
6641 * config/i386/mmx.md ("sse2_umulv1siv2di3"): Rename from
6642 "sse2_umulsidi3". Use V1DI mode for operand 0.
6643 ("mmx_psadbw"): Use V1DI mode for operand 0.
6644 * config/i386/i386-modes.def (V1SI): New vector mode.
6645 * config/i386/i386.c (struct builtin_description)
6646 [IX86_BUILTIN_PMULUDQ]: Use CODE_FOR_sse2_umulv1siv1di3.
6647 (v1di_ftype_v8qi_v8qi): Rename from di_ftype_v8qi_v8qi.
6648 (v1di_ftype_v2si_v2si): Rename from di_ftype_v2si_v2si.
6649 (ix86_init_mmx_sse_builtins) [__builtin_ia32_psadbw]: Use
6650 v1di_ftype_v8qi_v8qi type.
6651 [__builtin_ia32_pmuludq]: Use v1di_ftype_v2si_v2si type.
6653 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psadbw,
6654 __builtin_ia32_pmuludq]: Fix the mode of return value.
6656 2008-03-15 Richard Guenther <rguenther@suse.de>
6659 * tree-ssa-pre.c (bitmap_find_leader): Handle expression
6662 2008-03-14 Bob Wilson <bob.wilson@acm.org>
6664 * doc/invoke.texi (Option Summary, Xtensa Options): Document
6665 -mserialize-volatile and -mno-serialize-volatile Xtensa options.
6666 * config/xtensa/xtensa.c (print_operand): Do not emit MEMW instructions
6667 unless TARGET_SERIALIZE_VOLATILE is enabled.
6668 * config/xtensa/xtensa.md (*lsiu, *ssiu): Likewise.
6669 * config/xtensa/xtensa.h (TARGET_DEFAULT): Add MASK_SERIALIZE_VOLATILE.
6670 * config/xtensa/xtensa.opt (mserialize_volatile): New option.
6672 2008-03-14 Richard Guenther <rguenther@suse.de>
6674 PR tree-optimization/34172
6675 * tree-flow.h (refs_may_alias_p): Declare.
6676 (get_single_def_stmt): Likewise.
6677 (get_single_def_stmt_from_phi): Likewise.
6678 (get_single_def_stmt_with_phi): Likewise.
6679 * tree-dfa.c (refs_may_alias_p): New function.
6680 (get_single_def_stmt): Likewise.
6681 (get_single_def_stmt_from_phi): Likewise.
6682 (get_single_def_stmt_with_phi): Likewise.
6683 * tree-ssa-sccvn.c (get_def_ref_stmt_vuses): New function.
6684 (vn_reference_lookup_1): New helper function.
6685 (vn_reference_lookup): Walk the virtual use-def chain to
6686 continue searching for a match if the def does not alias the
6687 reference we are looking for.
6689 2008-03-14 David Edelsohn <edelsohn@gnu.org>
6691 * doc/install.texi (Binaries): Remove UCLA archive. Add HVCC
6692 archive and Perzl. Update The Written Word listing.
6694 2008-03-14 Richard Guenther <rguenther@suse.de>
6696 PR tree-optimization/34043
6697 PR tree-optimization/33989
6698 * tree-ssa-pre.c (execute_pre): Allow SCCVN to do insertion
6700 (bitmap_find_leader): Use extra argument to verify dominance
6701 relationship inside a basic-block.
6702 (can_PRE_operation): Add VIEW_CONVERT_EXPR.
6703 (find_leader_in_sets): Adjust.
6704 (create_component_ref_by_pieces): Take extra argument for
6705 dominance check, handle lookup failures.
6706 (find_or_generate_expression): Likewise.
6707 (create_expression_by_pieces): Likewise.
6708 (insert_into_preds_of_block): Adjust.
6709 (create_value_expr_from): If asked for, verify all operands
6710 are in the blocks AVAIL_OUT set.
6711 (make_values_for_stmt): Check for SSA_NAMEs that are life
6712 over an abnormal edge.
6713 (compute_avail): Remove such check.
6714 (do_SCCVN_insertion): New function.
6715 (eliminate): If we do not find a leader suitable for replacement
6716 insert a replacement expression from SCCVN if available.
6717 * tree-ssa-sccvn.h (run_scc_vn): Update prototype.
6718 (struct vn_ssa_aux): Add needs_insertion flag.
6719 * tree-ssa-sccvn.c (may_insert): New global flag.
6720 (copy_reference_ops_from_ref): Value-number union member access
6721 based on its size, not type and member if insertion is allowed.
6722 (visit_reference_op_load): For a weak match from union type
6723 punning lookup a view-converted value and insert a SSA_NAME
6724 for that value if that is not found.
6725 (visit_use): Make dumps shorter. Do not disallow value numbering
6726 SSA_NAMEs that are life over an abnormal edge to constants.
6727 (free_scc_vn): Release inserted SSA_NAMEs.
6728 (run_scc_vn): New flag to specify whether insertion is allowed.
6729 Process SSA_NAMEs in forward order.
6730 * tree-ssa-loop-im.c (for_each_index): Handle invariant
6731 ADDR_EXPRs inside VIEW_CONVERT_EXPR.
6732 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPRs from/to
6733 pointer type to/from integral types that do not change the
6734 precision to regular conversions.
6736 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
6738 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
6739 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
6740 __builtin_ia32_psrl?i, __builtin_ia32_psra?i, __builtin_ia32_psll?128,
6741 __builtin_ia32_psrl?128, __builtin_ia32_psra?128]: Fix the mode of
6742 input arguments and the mode of return value. Built-in functions
6743 that operate on whole 64-bit MMX register now use V1DI mode.
6745 2008-03-13 Alon Dayan <alond@il.ibm.com>
6746 Olga Golovanevsky <olga@il.ibm.com>
6748 PR tree-optimization/35041
6749 * ipa-struct-reorg.c (find_pos_in_stmt_1): Add another option
6750 to locate the right position in a statement.
6752 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
6756 * config/i386/xmmintrin.h: Change all static inline functions to
6757 extern inline and add __gnu_inline__ attribute.
6758 * config/i386/bmintrin.h: Ditto.
6759 * config/i386/smmintrin.h: Ditto.
6760 * config/i386/tmmintrin.h: Ditto.
6761 * config/i386/mmintrin-common.h: Ditto.
6762 * config/i386/ammintrin.h: Ditto.
6763 * config/i386/emmintrin.h: Ditto.
6764 * config/i386/pmmintrin.h: Ditto.
6765 * config/i386/mmintrin.h: Ditto.
6766 * config/i386/mm3dnow.h: Ditto.
6768 2008-03-13 Jakub Jelinek <jakub@redhat.com>
6771 * omp-low.c (lower_regimplify, init_tmp_var, save_tmp_var): Removed.
6772 (lower_omp_2): New function.
6773 (lower_omp_1, lower_omp): Rewritten.
6775 2008-03-13 Danny Smith <dannysmith@users.sourceforge.net>
6778 * doc/extend.texi (Structure-Packing Pragmas): Replace "Win32"
6779 with the phrase "Microsoft Windows compilers".
6780 (Push/Pop Macro Pragmas): New subsection. Document
6781 #pragma push_macro and pragma pop_macro.
6783 2008-03-12 Paul Brook <paul@codesourcery.com>
6785 * config/arm/arm.c (output_move_double): Prefer LDRD to LDM.
6787 2008-03-12 Paul Brook <paul@codesourcery.com>
6789 * config/arm/thumb2.md: Extend peephole to cover 3-arg subs.
6790 (thumb2_alusi3_short): Exclude PLUS and MINUS.
6791 (thumb2_addsi_shortim): Rename ...
6792 (thumb2_addsi_short): ... to this. Allow register operands.
6793 (thumb2_subsi_short): New pattern.
6794 (thumb2_one_cmplsi2_short,
6795 thumb2_negsi2_short): New patterns and peepholes.
6797 2008-03-12 Paul Brook <paul@codesourcery.com>
6799 * config/arm/arm.c (arm_size_rtx_costs): Use ARM costs for Thumb-2.
6801 2008-03-12 Uros Bizjak <ubizjak@gmail.com>
6803 * config/i386/i386.md (int_cond): New code iterator.
6805 ("s<code>"): Macroize expander from seq, sne, sgt, sgtu, slt, sltu,
6806 sge, sgeu, sle and sleu expanders usign int_cond code iterator.
6807 ("s<code>"): Macroize expander from sunordered, sordered, suneq, sunge,
6808 sungt, sunle, sunlt and sltgt expanders usign fp_cond code iterator.
6809 ("b<code>"): Macroize expander from beq, bne, bgt, bgtu, blt, bltu,
6810 bge, bgeu, ble and bleu expanders usign int_cond code iterator.
6811 ("b<code>"): Macroize expander from bunordered, bordered, buneq, bunge,
6812 bungt, bunle, bunlt and bltgt expanders usign fp_cond code iterator.
6814 2008-03-12 Paul Brook <paul@codesourcery.com>
6816 * config/arm/arm.c (use_return_insn): Use offsets->saved_regs_mask
6817 instead of {arm,thumb}_compute_save_reg_mask.
6818 (output_return_instruction): Ditto.
6819 (thumb_unexpanded_epilogue): Ditto.
6820 (thumb1_expand_prologue): Ditto.
6821 (thumb1_output_function_prologue): Ditto.
6822 (arm_set_return_address): Ditto.
6823 (thumb_set_return_address): Ditto.
6824 (arm_get_frame_offsets): Set offsets->saved_regs_mask. Push extra
6825 regs to achieve stack alignment.
6826 (thumb1_compute_save_reg_mask): Fix compiler warning.
6827 (arm_output_epilogue): Use offsets->saved_regs_mask.
6828 Adjust stack pointer by poping call clobered registers.
6829 (arm_expand_prologue): Use offsets->saved_regs_mask.
6830 Adjust stack pointer by pushing extra registers.
6831 * config/arm.h (arm_stack_offsets): Add saved_regs_mask.
6833 2008-03-12 Paolo Bonzini <bonzini@gnu.org>
6836 * fold-const.c (fold_unary) <NOP_EXPR>: Distribute a narrowing
6837 conversion to the operands of a multiplication.
6839 2008-03-12 Richard Guenther <rguenther@suse.de>
6841 * Makefile.in (OBJS-common): Add tree-ssa-phiprop.o
6842 (tree-ssa-phiprop.o): Copy dependencies from tree-ssa-forwprop.o.
6843 * timevar.def (TV_TREE_PHIPROP): Add.
6844 * tree-ssa-phiprop.c: Split from tree-ssa-forwprop.c, added
6845 pass description. Use TV_TREE_PHIPROP.
6846 * tree-ssa-forwprop.c: Remove phiprop code.
6848 2008-03-12 Jakub Jelinek <jakub@redhat.com>
6851 * omp-low.c (maybe_lookup_decl): Constify first argument.
6852 (use_pointer_for_field): Change last argument from bool to
6853 omp_context *. Disallow shared copy-in/out in nested
6854 parallel if decl is shared in outer parallel too.
6855 (build_outer_var_ref, scan_sharing_clauses,
6856 lower_rec_input_clauses, lower_copyprivate_clauses,
6857 lower_send_clauses, lower_send_shared_vars): Adjust callers.
6859 2008-03-12 Victor Kaplansky <victork@il.ibm.com>
6860 Ira Rosen <irar@il.ibm.com>
6862 * tree-vectorizer.c (free_stmt_vec_info): New function.
6863 (destroy_loop_vec_info): Move code to free_stmt_vec_info().
6864 Call free_stmt_vec_info(). Free LOOP_VINFO_STRIDED_STORES..
6865 * tree-vectorizer.h (free_stmt_vec_info): Declare.
6866 * tree-vect-transform.c (vectorizable_conversion): Free
6867 vec_oprnds0 if it was allocated.
6868 (vect_permute_store_chain): Remove unused VECs.
6869 (vectorizable_store): Free VECs that are allocated in the..
6871 (vect_transform_strided_load, vectorizable_load): Likewise.
6872 (vect_remove_stores): Simplify the code.
6873 (vect_transform_loop): Move code to vect_remove_stores().
6874 Call vect_remove_stores() and free_stmt_vec_info().
6876 2008-03-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6878 * pa.h (TARGET_LONG_PIC_SDIFF_CALL): Conditionalize define on
6879 TARGET_HPUX. Revise comment.
6880 (TARGET_LONG_PIC_PCREL_CALL): Revise comment.
6881 * pa.c (output_call): Update for revised TARGET_LONG_PIC_SDIFF_CALL.
6882 Use sr4 variant of `be' instruction when not generating PIC code.
6883 (attr_length_call): Adjust for above change.
6885 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
6887 * ipa-reference.c (static_execute): Remove module_statics_const and
6888 associated setting code.
6890 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
6893 * config/i386/i386.md (paritysi2, paritydi2): Use register_operand
6894 predicate for operand 1.
6895 (paritysi2_cmp): Use register_operand predicate for operand 2.
6896 Use earlyclobber modifier for operand 1. Remove support for
6898 (paritydi2_cmp): Use register_operand predicate for operand 3.
6899 Use earlyclobber modifier for operand 1. Remove support for
6902 2008-03-11 Paul Brook <paul@codesourcery.com>
6903 Vladimir Prus <vladimir@codesourcery.com>
6905 * config/arm/arm.c (use_return_insn): Check TARGET_APCS_FRAME.
6906 (arm_compute_save_reg0_reg12_mask): Always
6907 check if register 11 must be saved. Always safe hard frame pointer
6908 when frame_pointer_needeed.
6909 (arm_compute_save_reg_mask): Save IP and PC
6910 only with apcs frames.
6911 (arm_output_epilogue): Adjust Thumb2 codepath to
6912 be also invoked and work for ARM non-apcs frames.
6913 (arm_expand_prologue): Don't bother saving IP
6914 for non-apcs frame, since it's not clobbered by
6915 prologue code. Implement non-apcs frame
6918 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
6920 PR rtl-optimization/35281
6921 * expr.c (convert_move): Use a new pseudo for the intermediate
6922 from_mode->word_mode result.
6924 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
6926 * langhooks-def.h (LANG_HOOKS_CLEAR_BINDING_STACK): Delete.
6927 * langhooks.h (struct lang_hooks): Delete clear_binding_stack member.
6928 * toplev.c (compile_file): Don't call it.
6930 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
6933 * expr.c (store_expr): Call emit_block_move if the mode
6934 of "temp" RTX is BLKmode.
6936 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
6937 Richard Guenther <rguenther@suse.de>
6939 PR tree-optimization/31358
6940 * tree-ssa-loop-manip.c (create_iv): Call force_gimple_operand for
6941 the step with a NULL_TREE.
6942 * tree-ssa-loop-ivopts.c (find_bivs): Convert the step
6943 to sizetype if type is a pointer type.
6944 (add_candidate_1): Don't convert the base and step to
6945 the generic type if the orginal type is a pointer type.
6946 (add_iv_value_candidates): Use sizetype for the step
6947 if type is a pointer type.
6948 (cand_value_at): Likewise.
6949 * tree-ssa-address.c (add_to_parts): Use POINTER_PLUS_EXPR
6951 * tree-affine.c (tree_to_aff_combination <POINTER_PLUS_EXPR>):
6952 Don't convert the tem affine to the type.
6953 (add_elt_to_tree): Use sizetype for the step if a pointer.
6954 Use POINTER_PLUS_EXPR for pointers.
6955 (aff_combination_to_tree): Use sizetype for the step if a
6958 2008-03-10 Vladimir Makarov <vmakarov@redhat.com>
6960 * config/i386/sse.md (ssse3_pmaddubswv8hi3, ssse3_pmaddubswv4hi3):
6961 Remove commutativity hint.
6963 2008-03-10 Jakub Jelinek <jakub@redhat.com>
6967 * c-parser.c (c_parser_omp_threadprivate): Don't add vars with
6968 errorneous type. Check that v is a VAR_DECL.
6971 * tree-cfg.c (new_label_mapper): Update cfun->last_label_uid.
6973 2008-03-10 H.J. Lu <hongjiu.lu@intel.com>
6975 PR tree-optimization/35494
6976 * tree-ssa-ccp.c (get_symbol_constant_value): Check if value
6977 may be overriden at link and run time.
6979 2008-03-10 Richard Guenther <rguenther@suse.de>
6981 PR tree-optimization/34677
6982 * tree-ssa-pre.c (modify_expr_node_pool): Remove.
6983 (poolify_tree): Likewise.
6984 (modify_expr_template): Likewise.
6985 (poolify_modify_stmt): Likewise.
6986 (insert_fake_stores): Handle all component-ref style stores
6987 in addition to INDIRECT_REF. Also handle complex types.
6988 Do not poolify the inserted load.
6989 (realify_fake_stores): Do not rebuild the tree but only
6990 make it a SSA_NAME copy.
6991 (init_pre): Remove initialzation of modify_expr_template.
6992 Do not allocate modify_expr_node_pool.
6993 (fini_pre): Do not free modify_expr_node_pool.
6995 2008-03-10 Paul Brook <paul@codesourcery.com>
6997 * config/arm/arm.md (UNSPEC_STACK_ALIGN, UNSPEC_PIC_OFFSET): Renumber
7000 2008-03-10 Paul Brook <paul@codesourcery.com>
7001 Mark Shinwell <shinwell@codesourcery.com>
7003 * config/arm/cortex-r4.md: New.
7004 * config/arm/thumb2.md (divsi3, udivsi3): Annotate with
7006 * config/arm/arm.md: Include cortex-r4.md.
7007 (insn): Add smmls, sdiv and udiv values.
7008 (generic_sched): Don't use generic scheduling for Cortex-R4.
7009 (arm_issue_rate): New function.
7010 (TARGET_SCHED_ISSUE_RATE): Define.
7012 2008-03-10 Sebastian Pop <sebastian.pop@amd.com>
7014 * doc/invoke.texi (-ftree-loop-distribution): Add an example.
7016 2008-03-10 Richard Guenther <rguenther@suse.de>
7018 * tree-ssa-pre.c (get_sccvn_value): Simplify.
7019 (compute_avail): Do not add stmt uses to AVAIL_OUT.
7021 2008-03-10 Paolo Bonzini <bonzini@gnu.org>
7023 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS):
7024 Set default to true.
7026 2008-03-09 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7028 * c.opt (Wsynth): Deprecate.
7029 * doc/invoke.texi (Option Summary, Warning Options): Document
7030 -Wno-format-contains-nul.
7032 2008-03-09 Uros Bizjak <ubizjak@gmail.com>
7035 * config/i386/i386.c (ix86_constant_alignment): Compute alignment using
7036 ALIGN_MODE_128 for VECTOR_CST and INTEGER_CST in addition to REAL_CST.
7038 2008-03-09 Ira Rosen <irar@il.ibm.com>
7040 * config/rs6000/rs6000.c (builtin_description): Rename vector
7041 left shift operations.
7042 * config/rs6000/altivec.md (UNSPEC_VSL): Remove.
7043 (altivec_vsl<VI_char>): Rename to ...
7044 (ashl<mode>3): ... new name.
7045 (mulv4sf3, mulv4si3, negv4sf2): Replace gen_altivec_vslw with
7047 (absv4sf2): Convert to use ashift:V4SI instead of UNSPEC_VSL.
7049 2008-03-08 Richard Guenther <rguenther@suse.de>
7051 * coverage.h (tree_coverage_counter_addr): Declare.
7052 * coverage.c (tree_coverage_counter_addr): New function.
7053 * tree-profile.c (tree_gen_edge_profiler): Unshare counter
7055 (tree_gen_pow2_profiler): Use tree_coverage_counter_addr.
7056 (tree_gen_one_value_profiler): Likewise.
7057 (tree_gen_ic_profiler): Likewise.
7058 (tree_gen_average_profiler): Likewise.
7059 (tree_gen_ior_profiler): Likewise.
7061 2008-03-08 Richard Guenther <rguenther@suse.de>
7063 * tree-ssa-sccvn.h (vn_binary_op_lookup): Remove.
7064 (vn_binary_op_insert): Likewise.
7065 (vn_unary_op_lookup): Likewise.
7066 (vn_unary_op_insert): Likewise.
7067 (vn_nary_op_lookup): Declare.
7068 (vn_nary_op_insert): Likewise.
7069 * tree-ssa-sccvn.c (struct vn_tables_s): Merge unary
7070 and binary hashes, use a single obstack for unary_op_pool
7072 (struct vn_binary_op_s, struct vn_unary_op_s): Replace with
7073 a single struct vn_nary_op_s. Store tree code length and
7074 a variable number of operands.
7075 (struct vn_reference_op_struct): Remove unused op2.
7076 (vn_reference_op_eq): Do not compare op2.
7077 (vn_reference_op_compute_hash): Do not compute hash of op2.
7078 (vn_unary_op_hash, vn_binary_op_hash): Replace with vn_nary_op_hash.
7079 (vn_unary_op_compute_hash, vn_binary_op_compute_hash): Replace
7080 with vn_nary_op_compute_hash.
7081 (vn_unary_op_eq, vn_binary_op_eq): Replace with vn_nary_op_eq.
7082 (vn_unary_op_lookup, vn_binary_op_lookup): Replace with
7084 (vn_unary_op_insert, vn_binary_op_insert): Replace with
7086 (visit_unary_op): Call nary functions.
7087 (visit_binary_op): Likewise.
7088 (process_scc): Adjust for struct vn_tables_s changes.
7089 (allocate_vn_table): Likewise.
7090 (free_vn_table): Likewise.
7091 * tree-vn.c (vn_add): Call nary functions.
7092 (vn_lookup): Likewise.
7094 2008-03-08 Jakub Jelinek <jakub@redhat.com>
7097 * config/rs6000/rs6000.c (rs6000_expand_compare_and_swapqhi): Shift
7098 wdst back after sync_compare_and_swapqhi_internal.
7100 2008-03-08 Uros Bizjak <ubizjak@gmail.com>
7103 * config/i386/i386-modes.def (V1DI): New vector mode.
7104 * config/i386/i386.h (VALID_MMX_REG_MODE): Add V1DImode.
7105 * config/i386/mmx.md (MMXMODEI8): New mode iterator.
7106 (MMXMODE248): Ditto.
7107 (MMXMODE): Add V1DI mode.
7108 (mmxvecsize): Change DI mode to V1DI mode.
7109 ("mov<mode>): Use MMXMODEI8 mode iterator.
7110 ("*mov<mode>_internal_rex64"): Ditto.
7111 ("*mov<mode>_internal"): Ditto.
7112 ("mmx_add<mode>3"): Ditto. Handle V1DImode for TARGET_SSE2.
7113 ("mmx_sub<mode>3"): Ditto.
7114 ("mmx_adddi3"): Remove insn pattern.
7115 ("mmx_subdi3"): Ditto.
7116 ("mmx_ashr<mode>3"): Use SImode and "yN" constraint for operand 2.
7117 ("mmx_lshr<mode>3"): Ditto. Use MMXMODE248 mode iterator.
7118 ("mmx_ashl<mode>3"): Ditto.
7119 ("mmx_lshrdi3"): Remove insn pattern.
7120 ("mmx_ashldi3"): Ditto.
7121 * config/i386/i386.c (classify_argument): Handle V1DImode.
7122 (function_arg_advance_32): Ditto.
7123 (function_arg_32): Ditto.
7124 (struct builtin_description) [IX86_BUILTIN_PADDQ]: Use
7125 mmx_addv1di3 insn pattern.
7126 [IX86_BUILTIN_PSUBQ]: Use mmx_subv1di3 insn pattern.
7127 [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?, IX86_BUILTIN_PSRA?,
7128 IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I, IX86_BUILTIN_PSRA?I,
7129 IX86_BUILTIN_PSLL?I128, IX86_BUILTIN_PSRL?I128, IX86_BUILTIN_PSRA?I128]:
7130 Remove definitions of built-in functions.
7131 (V1DI_type_node): New node.
7132 (v1di_ftype_v1di_int): Ditto.
7133 (v1di_ftype_v1di_v1di): Ditto.
7134 (v2si_ftype_v2si_si): Ditto.
7135 (v4hi_ftype_v4hi_di): Remove node.
7136 (v2si_ftype_v2si_di): Ditto.
7137 (ix86_init_mmx_sse_builtins): Handle V1DImode.
7138 (__builtin_ia32_psll?, __builtin_ia32_psrl?, __builtin_ia32_psra?):
7139 Redefine builtins using def_builtin_const with *_ftype_*_int node.
7140 (__builtin_ia32_psll?i, __builtin_ia32_psrl?i, __builtin_ia32_psra?i):
7141 Add new builtins using def_builtin_const.
7142 (ix86_expand_builtin) [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?,
7143 IX86_BUILTIN_PSRA?, IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I,
7144 IX86_BUILTIN_PSRA?I]: Handle builtin definitions.
7145 * config/i386/mmintrin.h (__v1di): New typedef.
7146 (_mm_add_si64): Cast arguments to __v1di type.
7147 (_mm_sub_si64): Ditto.
7148 (_mm_sll_pi16): Cast __count to __v4hi type.
7149 (_mm_sll_pi32): Cast __count to __v2si type.
7150 (_mm_sll_si64): Cast arguments to __v1di type.
7151 (_mm_srl_pi16): Cast __count to __v4hi type.
7152 (_mm_srl_pi32): Cast __count to __v2si type.
7153 (_mm_srl_si64): Cast arguments to __v1di type.
7154 (_mm_sra_pi16): Cast __count to __v4hi type.
7155 (_mm_sra_pi32): Cast __count to __v2si type.
7156 (_mm_slli_pi16): Use __builtin_ia32_psllwi.
7157 (_mm_slli_pi32): Use __builtin_ia32_pslldi.
7158 (_mm_slli_si64): Use __builtin_ia32_psllqi. Cast __m to __v1di type.
7159 (_mm_srli_pi16): Use __builtin_ia32_psrlwi.
7160 (_mm_srli_pi32): Use __builtin_ia32_psrldi.
7161 (_mm_srli_si64): Use __builtin_ia32_psrlqi. Cast __m to __v1di type.
7162 (_mm_srai_pi16): Use __builtin_ia32_psrawi.
7163 (_mm_srai_pi32): Use __builtin_ia32_psradi.
7164 * config/i386/i386.md (UNSPEC_NOP): Remove unspec definition.
7165 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
7166 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
7167 __builtin_ia32_psrl?i, __builtin_ia32_psra?i]: Add new builtins.
7169 2008-03-07 Joseph Myers <joseph@codesourcery.com>
7171 * doc/include/texinfo.tex: Update to version 2008-03-07.10.
7173 2008-03-07 Peter Bergner <bergner@vnet.ibm.com>
7176 * config/rs6000/rs6000.c (rs6000_legitimize_address): Don't generate
7177 reg+const addressing for Altivec modes. Don't generate reg+reg
7178 addressing for TFmode or TDmode quantities.
7180 2008-03-07 Paolo Bonzini <bonzini@gnu.org>
7182 * c-common.c (vector_types_convertible_p): Call langhook
7183 instead of comptypes.
7185 2008-03-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
7188 * tree-ssa-ccp.c (get_symbol_constant_value): Handle
7189 integral and scalar float variables which have a
7192 2008-03-06 Nathan Froyd <froydnj@codesourcery.com>
7194 * dwarf2out.c (dwarf2out_frame_debug_expr): Consult the
7195 dwarf_register_span hook when emitting unwind information for
7196 register-to-memory saves.
7197 * config/rs6000/rs6000.c (spe_synthesize_frame): Delete.
7198 (rs6000_frame_related): Remove call to spe_synthesize_frame.
7200 2008-03-06 Jakub Jelinek <jakub@redhat.com>
7202 * gimplify.c (goa_lhs_expr_p): Allow different ADDR_EXPR nodes
7203 for the same VAR_DECL.
7205 2008-03-06 Tom Tromey <tromey@redhat.com>
7208 * doc/standards.texi (Standards): Don't mention treelang.
7209 * doc/invoke.texi (Overall Options): Don't mention treelang.
7210 * doc/install.texi (Prerequisites): Don't mention bison or
7212 (Configuration): Don't mention treelang.
7213 (Building): Likewise.
7214 * doc/frontends.texi (G++ and GCC): Don't mention treelang.
7216 2008-03-06 Paolo Bonzini <bonzini@gnu.org>
7218 * simplify-rtx.c (simplify_subreg): Remove useless shifts from
7219 word-extractions out of a multi-word object.
7221 2008-03-06 Richard Guenther <rguenther@suse.de>
7223 * tree.def (BIT_FIELD_REF): Constrain result type and its precision.
7224 * tree-cfg.c (verify_expr): Verify BIT_FIELD_REF constraints on
7225 result type and precision.
7226 * expr.c (get_inner_reference): Set unsignedp based on the result
7227 type of BIT_FIELD_REF.
7228 * tree.h (BIT_FIELD_REF_UNSIGNED): Remove.
7229 * tree-sra.c (instantiate_element): Do not set BIT_FIELD_REF_UNSIGNED.
7230 (try_instantiate_multiple_fields): Likewise. Use the correct type
7232 (sra_build_assignment): Likewise.
7233 (sra_build_elt_assignment): Likewise.
7234 (sra_explode_bitfield_assignment): Likewise.
7235 * print-tree.c (print_node): Do not check BIT_FIELD_REF_UNSIGNED.
7236 * tree-vect-transform.c (vect_create_epilog_for_reduction): Do not
7237 set BIT_FIELD_REF_UNSIGNED.
7238 (vectorizable_load): Likewise.
7240 2008-03-06 Andreas Krebbel <krebbel1@de.ibm.com>
7242 * cse.c (cse_extended_basic_block): Invalidate artificial defs
7245 2008-03-06 Richard Guenther <rguenther@suse.de>
7247 * alias.c (struct alias_set_entry): Move has_zero_child field
7248 to pack with alias_set.
7250 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
7252 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
7255 2008-03-05 Ian Lance Taylor <iant@google.com>
7257 * alias.h (alias_set_type): Change from HOST_WIDE_INT to int.
7259 2008-03-05 Kenneth Zadeck <zadeck@naturalbridge.com>
7261 * fwprop.c (update_df): Support width and offset parameters of
7263 * ra-conflict.c (mark_reg_store, clear_reg_in_live,
7264 global_conflicts): Change DF_REF_EXTRACT to either
7265 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
7266 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
7267 * df-scan.c (df_ref_record, df_defs_record,
7268 df_ref_create_structure, df_def_record_1, df_uses_record,
7269 df_get_conditional_uses, df_get_call_refs, df_insn_refs_collect,
7270 df_bb_refs_collect, df_entry_block_defs_collect,
7271 df_exit_block_uses_collect): Support new width and offset fields.
7272 (ref_extract_pool): New storage pool.
7273 (df_free_ref): New function.
7274 (df_reg_chain_unlink, df_free_collection_rec,
7275 df_sort_and_compress_refs): Call df_free_ref.
7276 (df_ref_equal_p, df_ref_compare): Compare offset and width fields
7278 (df_ref_create_structure): Allocate df_ref_extract if offset and
7279 width fields are used.
7280 (df_def_record_1): Get offset and width from ZERO_EXTRACT.
7281 (df_uses_record): Get offset and width from ZERO_EXTRACT
7283 * global.c (build_insn_chain): Change DF_REF_EXTRACT to either
7284 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
7285 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
7286 * df.h (df_ref_flags): Change DF_REF_EXTRACT to either
7287 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
7288 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
7289 (df_ref_extract): New structure.
7290 (DF_REF_WIDTH, DF_REF_OFFSET): New macros.
7291 (df_ref_create): Add width and offset parameters.
7293 2008-03-05 Richard Guenther <rguenther@suse.de>
7295 * tree-ssa-structalias.c (get_constraint_for_component_ref):
7296 Use ranges_overlap_p.
7297 (offset_overlaps_with_access): Rename
7298 to ranges_overlap_p and move ...
7299 * tree-flow-inline.h (ranges_overlap_p): ... here.
7301 * tree.h (get_inner_reference, handled_component_p): Update
7304 * tree.h (record_component_aliases, get_alias_set,
7305 alias_sets_conflict_p, alias_sets_must_conflict_p,
7306 objects_must_conflict_p): Move declarations ...
7307 * alias.h (record_component_aliases, get_alias_set,
7308 alias_sets_conflict_p, alias_sets_must_conflict_p,
7309 objects_must_conflict_p): ... here.
7310 Include coretypes.h.
7311 * Makefile.in (ALIAS_H): Add coretypes.h dependency.
7313 2008-03-05 Aldy Hernandez <aldyh@redhat.com>
7315 * cfg.c: Include tree-flow.h.
7316 (remove_edge_raw): Call redirect_edge_var_map_clear.
7317 (redirect_edge_succ_nodup): Call redirect_edge_var_map_dup.
7318 * tree-flow-inline.h (redirect_edge_var_map_def): New.
7319 (redirect_edge_var_map_result): New.
7320 * tree-cfgcleanup.c (remove_forwarder_block_with_phi): Replace
7321 PENDING_STMT use with redirect_edge_var_map_*.
7322 * tree-ssa.c (edge_var_maps): New definition.
7323 (redirect_edge_var_map_add): New.
7324 (redirect_edge_var_map_clear): New.
7325 (redirect_edge_var_map_dup): New.
7326 (redirect_edge_var_map_vector): New.
7327 (redirect_edge_var_map_destroy): New.
7328 (ssa_redirect_edge): Replace PENDING_STMT use with
7329 redirect_edge_var_map_*.
7330 (flush_pending_stmts): Same.
7331 (delete_tree_ssa): Destroy edge var map.
7332 * tree-flow.h (struct _edge_var_map): New.
7333 Define edge_var_map vector type.
7334 Declare redirect_edge_var_map_* prototypes.
7335 * Makefile.in (cfg.o): Depend on TREE_FLOW_H.
7336 * tree-cfg.c (reinstall_phi_args): Replace
7337 PENDING_STMT use with redirect_edge_var_map_*.
7339 2008-03-05 Richard Guenther <rguenther@suse.de>
7341 PR tree-optimization/35472
7342 * tree-ssa-dse.c (dse_optimize_stmt): Do not delete a store
7343 whose single use_stmt has a overlapping set of loaded and
7344 stored symbols as that use_stmt might be a noop assignment then.
7346 2008-03-05 Joel Sherrill <joel.sherrill@oarcorp.com>
7348 * gthr-rtems.h: Implement __gthread_mutex_destroy.
7350 2008-03-05 Richard Guenther <rguenther@suse.de>
7353 * tree.def (BIT_FIELD_REF): Document that operands 1 and 2
7354 should be constants.
7355 * tree-cfg.c (verify_expr): Verify it.
7356 * fold-const.c (fold_truthop): Remove code generating
7357 BIT_FIELD_REFs of structure bases.
7358 (fold_binary): Likewise.
7359 (fold_ternary): Position and size of BIT_FIELD_REFs are
7360 always host integers.
7361 (make_bit_field_ref): Remove.
7362 (optimize_bit_field_compare): Remove.
7363 (all_ones_mask_p): Remove.
7365 2008-03-05 Gabor Loki <loki@gcc.gnu.org>
7368 * rtl-factoring.c (clear_regs_live_in_seq): Fix backward steps.
7369 (split_block_and_df_analyze): New. Split basic block and rebuild
7371 (block_label_after): Use SPLIT_BLOCK_AND_DF_ANALYZE instead of
7373 (split_pattern_seq): Likewise.
7374 (erase_matching_seqs): Likewise.
7375 (split_pattern_seq): Skip return insn in case of REG_NORETURN note.
7377 2008-03-04 Geoff Keating <geoffk@apple.com>
7379 * fold-const.c (tree_single_nonnegative_warnv_p): Fix mixed
7380 declaration and code.
7381 (tree_invalid_nonnegative_warnv_p): Likewise.
7383 2008-03-05 Serge Belyshev <belyshev@depni.sinp.msu.ru>
7385 * doc/install.texi (Testing): Correct quoting for the RUNTESTFLAGS
7386 examples. Truncate option-names then causing overfull hbox.
7388 2008-03-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7391 * configure.ac (CONFIG_SJLJ_EXCEPTIONS): Force SJLJ exceptions
7393 * configure: Rebuilt.
7395 2008-03-04 Rafael Espindola <espindola@google.com>
7397 * fold-const.c (tree_simple_nonnegative_warnv_p): New.
7398 (tree_unary_nonnegative_warnv_p): New.
7399 (tree_binary_nonnegative_warnv_p): New.
7400 (tree_single_nonnegative_warnv_p): New.
7401 (tree_invalid_nonnegative_warnv_p): New.
7402 (tree_expr_nonnegative_warnv_p): Redefine in term of the new functions.
7404 2008-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7407 * opts.c (handle_option): Postpone 'unknown option' errors only for
7410 2008-03-04 H.J. Lu <hongjiu.lu@intel.com>
7413 * config/i386/smmintrin.h (SIDD_XXX): Renamed to ...
7416 2008-03-04 Rafael Espindola <espindola@google.com>
7418 * fold-const.c (tree_unary_nonzero_warnv_p): New.
7419 (tree_binary_nonzero_warnv_p): New.
7420 (tree_single_nonzero_warnv_p): New.
7421 (tree_expr_nonzero_warnv_p): Redefine using the new functions.
7423 2008-03-04 Uros Bizjak <ubizjak@gmail.com>
7426 * fold-const.c (fold_cond_expr_with_comparison): Prevent
7427 transformations for modes that have signed zeros.
7428 * ifcvt.c (noce_try_abs): Ditto.
7430 2008-03-04 Joseph Myers <joseph@codesourcery.com>
7432 * config/i386/i386.c (override_options): Force
7433 -maccumulate-outgoing-args on if TARGET_STACK_PROBE.
7435 2008-03-04 Jan Hubicka <jh@suse.cz>
7438 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Fix typo
7441 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
7443 * config/i386/i386.md (allocate_stack_worker_32): Use __chkstk
7444 label to probe the stack.
7446 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
7448 * gthr-win32.h [__GTHREAD_HIDE_WIN32API]
7449 (__gthr_win32_mutex_destroy): Declare.
7450 [__GTHREAD_HIDE_WIN32API] (__gthread_mutex_destroy): Use
7451 __gthr_win32_mutex_destroy.
7452 * config/i386/gthr-win32.c (__gthr_win32_mutex_destroy): Define.
7454 2008-03-03 Jan Hubicka <jh@suse.cz>
7457 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Be more
7458 aggressive on inlining cold calls.
7460 2008-03-03 Richard Guenther <rguenther@suse.de>
7462 * tree-ssa-sccvn.c (visit_reference_op_store): Do not insert
7463 struct copies into the expression table.
7464 (simplify_unary_expression): Handle VIEW_CONVERT_EXPR.
7465 (try_to_simplify): Likewise.
7466 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPR of
7467 integral and pointer arguments which do not change the
7468 precision to NOP_EXPRs.
7469 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Adjust
7470 VIEW_CONVERT_EXPR case.
7472 2008-03-02 Sebastian Pop <sebastian.pop@amd.com>
7474 * tree-scalar-evolution.c (instantiate_parameters_1): An SSA_NAME
7475 defined in a loop at depth 0 is invariant.
7476 * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
7477 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Should never
7478 be called at loop depth 0.
7480 2008-03-02 Jakub Jelinek <jakub@redhat.com>
7483 * gcc.c (process_command): Update copyright notice dates.
7484 * gcov.c (print_version): Likewise.
7485 * gcov-dump.c (print_version): Likewise.
7486 * mips-tfile.c (main): Likewise.
7487 * mips-tdump.c (main): Likewise.
7489 2008-03-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7492 * c-common.c (flag_permissive): Delete.
7493 (constant_expression_warnings): Check flags first.
7494 (constant_expression_error): New.
7495 * c-common.h (flag_permissive): Delete.
7496 (constant_expression_error): Declare.
7497 * flags.h (flag_permissive): Declare. Update description.
7498 * diagnostic.c (pedwarn): Update.
7500 * diagnostic.h: (pedantic_error_kind): Rename as pedantic_warning_kind.
7501 (permissive_error_kind): New.
7502 * toplev.c (flag_permissive): Define. Update description.
7503 * toplev.h (permissive_error_kind): Declare.
7504 * c-errors.c (pedwarn_c99): Use pedantic_warning_kind.
7505 (pedwarn_c90): Use pedantic_warning_kind.
7506 * c-opts.c (c_common_post_options): flag_permissive does not affect
7507 flag_pedantic_errors.
7509 2008-03-02 Joseph Myers <joseph@codesourcery.com>
7511 * libgcc2.c (__addvSI3, __addvsi3, __addvDI3, __subvSI3,
7512 __subvsi3, __subvDI3, __negvSI2, __negvsi2, __negvDI2, __absvSI2,
7513 __absvsi2, __absvDI2): Use unsigned arithmetic.
7515 2008-03-02 Andi Kleen <ak@suse.de>
7516 Richard Guenther <rguenther@suse.de>
7518 * struct-equiv.c: Remove file.
7519 * cfg_cleanup.c (condjump_equiv_p): Remove.
7520 * Makefile.in (OBJS-common): Remove struct-equiv.o.
7521 (struct-equiv.o): Remove rule.
7522 * basic-block.h (struct_equiv_checkpoint, STRUCT_EQUIV_*,
7523 insns_match_p, struct_equiv_block_eq, struct_equiv_init,
7524 rtx_equiv_p, condjump_equiv_p): Remove prototypes.
7526 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
7528 * ifcvt.c (noce_process_if_block): Try to handle only the then
7529 block if the else block exists but isn't suitable.
7531 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
7534 * gthr-posix.h (__gthread_mutex_destroy): Remove extra declarations.
7535 * gthr-posix95.h (__gthread_mutex_destroy): Likewise. Note this fixes
7536 regression from previous patch.
7538 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
7541 * gthr.h: Add __gthread_mutex_destroy as a function that must be
7543 * gthr-vxworks.h (__gthread_mutex_destroy): Null implementation.
7544 * gthr-single.h (__gthread_mutex_destroy): Likewise.
7545 * gthr-rtems.h (__gthread_mutex_destroy): Likewise.
7546 * gthr-mipssde.h (__gthread_mutex_destroy): Likewise.
7547 * gthr-nks.h (__gthread_mutex_destroy): Likewise.
7548 * gthr-solaris.h (__gthread_mutex_destroy): Call mutex_destroy.
7549 * gthr-win32.h (__GTHREAD_MUTEX_DESTROY_FUNCTION): Remove.
7550 (__gthread_mutex_destroy_function): Rename to
7551 __gthread_mutex_destroy.
7552 * gthr-dce.h (__gthread_mutex_destroy): Call
7553 pthread_mutex_destroy.
7554 * gthr-tpf.h (__gthread_mutex_destroy): Likewise.
7555 * gthr-posix.h (__gthread_mutex_destroy): Likewise.
7556 * gthr-posix95.h (__gthread_mutex_destroy): Likewise.
7558 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
7560 * df-scan.c (df_ref_chain_change_bb): Simplify.
7561 (df_insn_change_bb): Add new_bb argument. Simplify. Call
7562 set_block_for_insn if there's any change.
7563 * df.h ((df_insn_change_bb): Fix prototype.
7564 * cfgrtl.c (update_bb_for_insn_chain): Pass bb to
7565 df_insn_change_bb, don't call set_block_for_insn.
7566 * emit-rtl.c (reorder_insns): Likewise.
7567 * haifa-sched.c (move_insn): Likewise.
7569 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
7571 * rtlanal.c (loc_mentioned_in_p): Test XVECEXPs correctly.
7573 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
7575 * tree-flow-inline.h (next_readonly_imm_use): Return
7576 NULL_USE_OPERAND_P after the end.
7578 2008-03-01 Richard Guenther <rguenther@suse.de>
7580 PR tree-optimization/35411
7581 * tree-sra.c (sra_build_assignment): Split conversion to
7582 final type to a separate statement if we are not assigning
7585 2008-02-29 Francois-Xavier Coudert <coudert@clipper.ens.fr>
7587 * fold-const.c (fold_convertible_p): Correct the logic to follow
7588 that in fold_convert().
7590 2008-02-29 Douglas Gregor <doug.gregor@gmail.com>
7593 * tree-inline.c (build_duplicate_type): When we make a
7594 duplicate type, make it unique in the canonical types system.
7596 2008-02-29 Tom Tromey <tromey@redhat.com>
7598 * toplev.c (input_file_stack, input_file_stack_tick, fs_p,
7599 input_file_stack_history, input_file_stack_restored): Remove.
7600 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
7601 * input.h (struct file_stack): Remove.
7602 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
7603 (input_file_stack, input_file_stack_tick, INPUT_FILE_STACK_BITS):
7605 * diagnostic.h (struct diagnostic_context) <last_module>: Change
7607 (diagnostic_last_module_changed): Add 'map' argument.
7608 (diagnostic_set_last_function): Likewise.
7609 * diagnostic.c (undiagnostic_report_current_module): Iterate using
7610 line map, not input_file_stack.
7611 * c-lex.c (fe_file_change): Don't use push_srcloc or pop_srcloc.
7613 2008-02-29 Paul Brook <paul@codesourcery.com>
7615 * config/arm/arm.md (arm_addsi3): Add r/k/n alternative.
7617 2008-02-29 Paul Brook <paul@codesourcery.com>
7619 * config/arm/ieee754-df.S (muldf3): Use RET macros.
7621 2008-02-29 Richard Guenther <rguenther@suse.de>
7623 * tree-ssa-pre.c (get_sccvn_value): Create missing VNs via
7625 * tree-ssa-sccnv.c (visit_reference_op_store): Use the rhs
7626 value for comparing for a store match.
7627 (simplify_unary_expression): Do nothing for SSA_NAMEs.
7628 (try_to_simplify): Do not do a full-blown reference lookup.
7630 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
7632 * config/sh/sh.c (sh_scalar_mode_supported_p): New function.
7633 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
7635 * config/sh/sh.h (OVERRIDE_OPTIONS): Don't warn for profiling.
7637 2008-02-29 Sebastian Pop <sebastian.pop@amd.com>
7639 * tree-loop-linear.c (try_interchange_loops): Compare memory access
7640 strides against cache sizes.
7642 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
7644 * config/sh/sh.c (sh_secondary_reload): Handle loading a float
7647 2008-02-28 Richard Sandiford <rsandifo@nildram.co.uk>
7649 * simplify-rtx.c (simplify_unary_operation_1): Extend the handling
7650 of SUBREG_PROMOTED_VAR_P to cope with cases where the extended value
7651 is smaller than the original promoted value.
7652 (simplify_subreg): If OP is a SUBREG, try to preserve its
7653 SUBREG_PROMOTED_VAR_P information.
7655 2008-02-28 Steven Bosscher <stevenb.gcc@gmail.com>
7657 * tree-ssa-sccvn (vn_ssa_aux_obstack): New obstack.
7658 (VN_INFO_GET): Allocate new objects on the obstack.
7659 (init_scc_vn): Initialize the obstack. Use XDELETE instead of free
7660 for rpo_numbers_temp, for consistency.
7661 (free_scc_vn): Free the obstack.
7663 2008-02-28 Sebastian Pop <sebastian.pop@amd.com>
7665 * doc/invoke.texi: Document -ftree-loop-distribution.
7666 * tree-loop-distribution.c: New.
7667 * tree-pass.h (pass_loop_distribution): New.
7668 * graphds.h (struct graph): Add htab_t indices.
7669 * timevar.def (TV_TREE_LOOP_DISTRIBUTION): New.
7670 * tree-vectorizer.c (rename_variables_in_loop): Extern.
7671 (slpeel_tree_duplicate_loop_to_edge_cfg): Init PENDING_STMT to NULL.
7672 * tree-vectorizer.h (tree_duplicate_loop_on_edge): Declared.
7673 * tree-data-ref.c (debug_data_dependence_relations): New.
7674 (dump_data_dependence_relation): Also print data references.
7675 (free_data_ref): Extern.
7676 (same_access_functions): Moved...
7677 (find_vertex_for_stmt): Renamed rdg_vertex_for_stmt.
7678 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
7679 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg_1, dot_rdg,
7680 struct rdg_vertex_info, rdg_vertex_for_stmt): New.
7681 (create_rdg_edge_for_ddr, create_rdg_vertices): Cleaned up.
7682 (stmts_from_loop): Skip LABEL_EXPR.
7683 (hash_stmt_vertex_info, eq_stmt_vertex_info, hash_stmt_vertex_del):
7685 (build_rdg): Initialize rdg->indices htab.
7686 (free_rdg, stores_from_loop, ref_base_address,
7687 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses,
7688 have_similar_memory_accesses_1, ref_base_address_1,
7689 remove_similar_memory_refs): New.
7690 * tree-data-ref.h: Depend on tree-chrec.h.
7691 (debug_data_dependence_relations, free_data_ref): Declared.
7692 (same_access_functions): ... here.
7693 (ddr_is_anti_dependent, ddrs_have_anti_deps, ddr_dependence_level):
7695 (struct rdg_vertex): Add has_mem_write and has_mem_reads.
7696 (RDGV_HAS_MEM_WRITE, RDGV_HAS_MEM_READS, RDG_STMT,
7697 RDG_MEM_WRITE_STMT, RDG_MEM_READS_STMT): New.
7698 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
7699 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg,
7700 rdg_vertex_for_stmt): Declared.
7701 (struct rdg_edge): Add level.
7703 (free_rdg, stores_from_loop, remove_similar_memory_refs,
7704 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses):
7706 (rdg_has_similar_memory_accesses): New.
7707 * tree-vect-analyze.c: Remove unused static decls.
7708 * lambda.h (dependence_level): New.
7709 * common.opt (ftree-loop-distribution): New.
7710 * tree-flow.h (mark_virtual_ops_in_bb,
7711 slpeel_tree_duplicate_loop_to_edge_cfg,
7712 rename_variables_in_loop): Declared.
7713 * Makefile.in (TREE_DATA_REF_H): Depend on tree-chrec.h.
7714 (OBJS-common): Add tree-loop-distribution.o.
7715 (tree-loop-distribution.o): New rule.
7716 * tree-cfg.c (mark_virtual_ops_in_bb): New.
7717 (mark_virtual_ops_in_region): Use mark_virtual_ops_in_bb.
7718 * passes.c (init_optimization_passes): Schedule pass_loop_distribution.
7720 2008-02-28 Joseph Myers <joseph@codesourcery.com>
7723 * tree.c (handle_dll_attribute): Disallow TYPE_DECLs for types
7724 other than structures and unions.
7726 2008-02-28 Richard Guenther <rguenther@suse.de>
7729 2008-02-26 Richard Guenther <rguenther@suse.de>
7731 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
7732 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
7733 (lookup_decl_from_uid): Declare.
7734 (remove_decl_from_map): Likewise.
7735 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
7736 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
7737 (decl_for_uid_map): New global hashtable mapping DECL_UID
7739 (init_ttree): Allocate it.
7740 (insert_decl_to_uid_decl_map): New helper function.
7741 (make_node_stat): Insert new decls into the map.
7742 (copy_node_stat): Likewise.
7743 (lookup_decl_from_uid): New function.
7744 (remove_decl_from_map): Likewise.
7745 (print_decl_for_uid_map_statistics): New helper.
7746 (dump_tree_statistics): Call it.
7748 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
7749 (referenced_var_iterator): Adjust.
7750 (FOR_EACH_REFERENCED_VAR): Adjust.
7751 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
7752 (num_referenced_vars): Adjust.
7753 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
7754 (first_referenced_var): Remove.
7755 (end_referenced_vars_p): Likewise.
7756 (next_referenced_var): Likewise.
7757 (referenced_var_iterator_set): New helper function.
7758 * tree-dfa.c (referenced_var_lookup): Adjust.
7759 (referenced_var_check_and_insert): Likewise.
7760 (remove_referenced_var): Likewise.
7761 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
7762 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
7763 (verify_call_clobbering): Likewise.
7764 (verify_memory_partitions): Likewise.
7765 (init_tree_ssa): Allocate bitmap instead of hashtable for
7767 (delete_tree_ssa): Adjust.
7768 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
7769 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
7770 (compute_tag_properties): Likewise.
7771 (set_initial_properties): Likewise.
7772 (find_partition_for): Likewise.
7773 (update_reference_counts): Likewise.
7774 (dump_may_aliases_for): Likewise.
7775 * tree-ssa-operands.c (add_virtual_operand): Likewise.
7776 (add_call_clobber_ops): Likewise.
7777 (add_call_read_ops): Likewise.
7778 (get_asm_expr_operands): Likewise.
7779 * tree-into-ssa.c (dump_decl_set): Likewise.
7780 (update_ssa): Likewise.
7781 * tree-sra.c (scan_function): Likewise.
7782 (decide_instantiations): Likewise.
7783 (scalarize_parms): Likewise.
7784 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
7785 (dsa_named_for): Likewise.
7786 * tree-ssa-structalias.c (update_alias_info): Likewise.
7787 (merge_smts_into): Likewise.
7789 2008-02-27 David Daney <ddaney@avtrex.com>
7792 * config/mips/iris.h (MIPS_DEBUGGING_INFO): Define.
7793 * config/mips/openbsd.h (MIPS_DEBUGGING_INFO): Same.
7794 * config/mips/sde.h (MIPS_DEBUGGING_INFO): Remove undef.
7795 * config/mips/vxworks.h (MIPS_DEBUGGING_INFO): Same.
7796 * config/mips/mips.h (MIPS_DEBUGGING_INFO): Remove define.
7798 2008-02-27 Uros Bizjak <ubizjak@gmail.com>
7801 * config/darwin-ppc-ldouble-patch.def (BUILT_IN_NANL): Add.
7802 (BUILT_IN_NEXTTOWARD): Remove.
7803 (BUILT_IN_NEXTTOWARDF): Ditto.
7804 * config/darwin.c (darwin_patch_builtin): Use ACONCAT instead of
7805 alloca/strcpy/strcat. Remove commented-out code. Fix whitespace.
7807 2008-02-27 Tom Tromey <tromey@redhat.com>
7809 * tree-dump.c (dequeue_and_dump) <FUNCTION_DECL>: Check
7810 DECL_SAVED_TREE, not DECL_LANG_SPECIFIC, when dumping body.
7812 2008-02-27 Jan Beulich <jbeulich@novell.com>
7814 * c-decl.c (merge_decls): Use DECL_USER_ALIGN() on olddecl to
7815 update the respective field on newdecl.
7817 2008-02-27 Revital Eres <eres@il.ibm.com>
7819 PR rtl-optimization/34999
7820 * bb-reorder.c (add_labels_and_missing_jumps): Do not handle
7821 crossing edges that ends with a call insn.
7822 (fix_up_fall_thru_edges): Handle crossing edges that ends with a
7823 call insn and clear the EDGE_CROSSING flag of the crossing edge
7824 when fixing fallthru edges.
7826 2008-02-27 Richard Guenther <rguenther@suse.de>
7829 * fold-const.c (fold_unary): Return the correct argument,
7830 converted to the result type.
7832 2008-02-27 Richard Guenther <rguenther@suse.de>
7835 * expr.c (expand_expr_real_1): Assert on rotates that operate
7837 * fold-const.c (fold_binary): Use the types precision, not the
7838 bitsize of the mode if folding rotate expressions. Build rotates
7839 only for full modes.
7841 2008-02-27 Jakub Jelinek <jakub@redhat.com>
7843 * c-ppoutput.c (scan_translation_unit): Handle CPP_PRAGMA
7845 * c-pragma.c (pragma_ns_name): New typedef.
7846 (registered_pp_pragmas): New variable.
7847 (c_pp_lookup_pragma): New function.
7848 (c_register_pragma_1): If flag_preprocess_only, do nothing
7849 for non-expanded pragmas, for expanded ones push pragma's
7850 namespace and name into registered_pp_pragmas vector.
7851 (c_invoke_pragma_handler): Register OpenMP pragmas even when
7852 flag_preprocess_only, don't register GCC pch_preprocess
7853 pragma if flag_preprocess_only.
7854 * c-opts.c (c_common_init): Call init_pragma even if
7855 flag_preprocess_only.
7856 * c-pragma.c (c_pp_lookup_pragma): New prototype.
7857 * config/darwin.h (DARWIN_REGISTER_TARGET_PRAGMAS): Don't call
7858 cpp_register_pragma if flag_preprocess_only.
7860 2008-02-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7863 * c-parser.c (c_parser_translation_unit): Warn for empty
7864 translation unit, not empty source file.
7866 2008-02-26 Paul Brook <paul@codesourcery.com>
7868 * config/arm/arm.c (thumb_set_frame_pointer): Ensure SP is first
7869 operand for Thumb-2.
7870 * config/arm/arm.h (reg_class): Add CORE_REGS.
7871 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Ditto.
7872 (BASE_REG_CLASS): Use CORE_REGS.
7873 (PREFERRED_RELOAD_CLASS): Add STACK_REG.
7874 (REGNO_MODE_OK_FOR_REG_BASE_P): Use REGNO_MODE_OK_FOR_BASE_P.
7875 (REGNO_OK_FOR_INDEX_P): Exclude SP.
7876 (ARM_REG_OK_FOR_INDEX_P): Always define. Use
7877 ARM_REGNO_OK_FOR_INDEX_P.
7878 (ARM_PRINT_OPERAND_ADDRESS): Swap operands for [reg, sp].
7879 * config/arm/arm.md (arm_addsi3, thumb1_addsi3, arm_subsi3_insn,
7880 arm_movsi_insn, thumb1_movsi_insni, stack_tie): Add "k" alternatives.
7881 (ldm/stm peepholes): Ditto.
7882 * config/arm/thumb2.md (thumb2_movdi): Add "k" alternatives.
7883 * config/arm/vfp.md (arm_movsi_vfp, thumb2_movsi_vfp): Ditto.
7884 * config/arm/iwmmxt.md (iwmmxt_movsi_insn): Ditto.
7885 * config/arm/constraints.md: Enable "k" constraint on ARM.
7887 2008-02-27 Ben Elliston <bje@au.ibm.com>
7889 * config/rs6000/rs6000.c: Annotate cache line size field in all
7890 instances of struct processor_costs.
7892 2008-02-26 David Edelsohn <edelsohn@gnu.org>
7894 * dbgcnt.def (cfg_cleanup, cprop1, cprop2, dce_fast, dce_ud, dse1,
7895 dse2, gcse, if_conversion, if_after_combine, if_after_reload,
7896 jump_bypass): New counters.
7897 * cfgcleanup.c (cleanup_cfg): Add dbg_cnt.
7898 * dce.c (gate_ud_dce): Same.
7899 (gate_fast_dce): Same.
7900 * dse.c (gate_dse1): New function.
7901 (gate_dse2): New function.
7902 (gate_dse): Merge results of new gate functions.
7903 * gcse.c (gcse_main): Bracket cprop1 and cprop2 with dbg_cnt.
7904 (gate_handle_jump_bypass): Add dbg_cnt.
7905 (gate_handle_gcse): Add dbg_cnt.
7906 * ifcvt.c (gate_handle_if_conversion): Same.
7907 (gate_handle_if_after_combine): Same.
7908 (gate_handle_if_after_reload): Same.
7909 * Makefile.in: Add DBGCNT_H to cfgcleanup.o and ifcvt.o.
7911 2008-02-26 Edmar Wienskoski <edmar@freescale.com>
7913 * config/rs6000/rs6000.c (processor_costs): Update e300 cache
7915 * doc/invoke.texi: Add e300c2 and e300c3 to list of cpus.
7917 2008-02-26 Jason Merrill <jason@redhat.com>
7920 * attribs.c (decl_attributes): Leave ATTR_FLAG_TYPE_IN_PLACE
7921 alone if it's the naming decl for the type's main variant.
7923 2008-02-26 Tom Tromey <tromey@redhat.com>
7925 * system.h (USE_MAPPED_LOCATION): Poison.
7926 * Makefile.in (GTFILES): Put CPP_ID_DATA_H first.
7927 * tree-cfg.c (make_cond_expr_edges): Remove old location code.
7928 (make_goto_expr_edges): Likewise.
7929 (remove_bb): Likewise.
7930 (execute_warn_function_return): Likewise.
7931 * basic-block.h (struct edge_def) <goto_locus>: Change type to
7933 * c-common.c (fname_decl): Remove old location code.
7934 * tree-vect-transform.c (vect_finish_stmt_generation): Remove old
7936 * rtl.h (ASM_OPERANDS_SOURCE_LOCATION): Remove old-location
7938 (ASM_INPUT_SOURCE_LOCATION): Likewise.
7939 (gen_rtx_ASM_INPUT): Likewise.
7940 (gen_rtx_ASM_INPUT_loc): Likewise.
7941 (get_rtx_asm_OPERANDS): Remove.
7942 * cfglayout.c (insn_locators_alloc): Remove old location code.
7943 (set_curr_insn_source_location): Likewise.
7944 (curr_insn_locator): Likewise.
7945 * print-tree.c (print_node): Remove old location code.
7946 * tree-mudflap.c (mf_varname_tree): Remove old location code.
7947 (mf_file_function_line_tree): Remove test of USE_MAPPED_LOCATION.
7948 * cfgexpand.c (expand_gimple_cond_expr): Don't use
7949 location_from_locus.
7950 (construct_exit_block): Remove old location code.
7951 * emit-rtl.c (force_next_line_note): Remove old location code.
7952 * profile.c (branch_prob): Remove old location code.
7953 * tree-vectorizer.h (LOC, UNKNOWN_LOC, EXPR_LOC, LOC_FILE,
7954 LOC_LINE): Remove old-location variants.
7955 * langhooks.c (lhd_print_error_function): Remove old location
7957 * configure, config.in: Rebuilt.
7958 * configure.ac (--enable-mapped-location): Remove.
7959 * c-decl.c (c_init_decl_processing): Remove old location code.
7960 (finish_function): Likewise.
7961 * recog.c (decode_asm_operands): Remove old location code.
7962 * c-pch.c (c_common_read_pch): Remove old location code.
7963 * rtl.def (ASM_INPUT, ASM_OPERANDS): Remove old location
7965 * gimple-low.c (lower_function_body): Remove old location code.
7966 * toplev.c (unknown_location): Remove.
7967 (push_srcloc): Remove old-location variant.
7968 (process_options): Remove old location code.
7969 (lang_dependent_init): Likewise.
7970 * input.h (UNKNOWN_LOCATION): Move definition.
7971 (location_t): Undeprecate.
7972 (source_locus): Remove.
7973 (location_from_locus): Remove.
7974 (struct location_s): Remove.
7975 Remove all old-location code.
7976 (input_line, input_filename): Remove.
7977 * final.c (final_scan_insn): Remove old location code.
7978 * diagnostic.c (diagnostic_build_prefix): Remove
7979 USE_MAPPED_LOCATION test.
7980 * tree.h (gimple_stmt) <locus>: Now a location_t.
7981 (tree_exp) <locus>: Likewise.
7982 (DECL_IS_BUILTIN): Remove old-location variant.
7983 (annotate_with_file_line, annotate_with_locus): Likewise.
7984 (expr_locus, set_expr_locus): Update.
7985 * tree.c (build1_stat): Remove old location code.
7986 (last_annotated_node): Remove.
7987 (annotate_with_file_line): Remove old-location variant.
7988 (annotate_with_locus): Likewise.
7989 (expr_location): Remove old location code.
7990 (set_expr_location): Likewise.
7991 (expr_has_location): Likewise.
7992 (expr_locus): Likewise.
7993 (set_expr_locus): Likewise.
7994 (expr_filename): Don't use location_from_locus.
7995 (expr_lineno): Likewise.
7996 * rtl-error.c (location_for_asm): Remove old location code.
7997 * c-lex.c (cb_line_change): Remove old location code.
7998 (fe_file_change): Likewise.
7999 (cb_def_pragma): Likewise.
8000 (c_lex_with_flags): Likewise.
8001 * gengtype.c (do_typedef): Don't special-case location types.
8002 (define_location_structures): Remove.
8003 (main): Don't call define_location_structures.
8004 * tree-pretty-print.c (dump_implicit_edges): Remove old location
8007 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8010 * builtins.def (BUILT_IN_STDARG_START): Remove.
8011 * builtins.c (expand_builtin): Remove BUILT_IN_STDARG_START.
8012 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
8013 * tree-inline.c (inline_forbidden_p_1): Likewise.
8015 2008-02-26 Richard Guenther <rguenther@suse.de>
8017 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
8018 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
8019 (lookup_decl_from_uid): Declare.
8020 (remove_decl_from_map): Likewise.
8021 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
8022 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
8023 (decl_for_uid_map): New global hashtable mapping DECL_UID
8025 (init_ttree): Allocate it.
8026 (insert_decl_to_uid_decl_map): New helper function.
8027 (make_node_stat): Insert new decls into the map.
8028 (copy_node_stat): Likewise.
8029 (lookup_decl_from_uid): New function.
8030 (remove_decl_from_map): Likewise.
8031 (print_decl_for_uid_map_statistics): New helper.
8032 (dump_tree_statistics): Call it.
8034 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
8035 (referenced_var_iterator): Adjust.
8036 (FOR_EACH_REFERENCED_VAR): Adjust.
8037 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
8038 (num_referenced_vars): Adjust.
8039 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
8040 (first_referenced_var): Remove.
8041 (end_referenced_vars_p): Likewise.
8042 (next_referenced_var): Likewise.
8043 (referenced_var_iterator_set): New helper function.
8044 * tree-dfa.c (referenced_var_lookup): Adjust.
8045 (referenced_var_check_and_insert): Likewise.
8046 (remove_referenced_var): Likewise.
8047 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
8048 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
8049 (verify_call_clobbering): Likewise.
8050 (verify_memory_partitions): Likewise.
8051 (init_tree_ssa): Allocate bitmap instead of hashtable for
8053 (delete_tree_ssa): Adjust.
8054 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
8055 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
8056 (compute_tag_properties): Likewise.
8057 (set_initial_properties): Likewise.
8058 (find_partition_for): Likewise.
8059 (update_reference_counts): Likewise.
8060 (dump_may_aliases_for): Likewise.
8061 * tree-ssa-operands.c (add_virtual_operand): Likewise.
8062 (add_call_clobber_ops): Likewise.
8063 (add_call_read_ops): Likewise.
8064 (get_asm_expr_operands): Likewise.
8065 * tree-into-ssa.c (dump_decl_set): Likewise.
8066 (update_ssa): Likewise.
8067 * tree-sra.c (scan_function): Likewise.
8068 (decide_instantiations): Likewise.
8069 (scalarize_parms): Likewise.
8070 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
8071 (dsa_named_for): Likewise.
8072 * tree-ssa-structalias.c (update_alias_info): Likewise.
8073 (merge_smts_into): Likewise.
8075 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8078 * doc/invoke.texi (-Wall): Add -Wvolatile-register-var.
8079 * c-opts.c (c_common_handle_option): Wall enables
8080 Wvolatile-register-var.
8081 * common.opt: Move Wvolatile-register-var to...
8084 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8086 * common.opt (Wlarger-than=): New.
8087 * doc/invoke.texi (Warning Options): Replace -Wlarger-than- with
8089 * opts.c (common_handle_option): Handle -Wlarger-than=.
8090 * optc-gen.awk: Likewise.
8091 * opth-gen.awk: Likewise.
8092 * stor-layout.c (layout_decl): Use -Wlarger-than= for warning.
8093 * tree-optimize.c (tree_rest_of_compilation): Likewise.
8095 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8097 * c-common.c (match_case_to_enum_1): Add appropriate
8098 OPT_W* parameter to warning.
8099 (c_do_switch_warnings): Likewise.
8100 * c-typeck.c (warning_init): Add one more parameter following
8102 (push_init_level): Update call to warning_init.
8103 (pop_init_level): Likewise.
8104 (add_pending_init): Likewise.
8105 (output_init_element: Likewise.
8107 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8110 * toplev.c (toplev_main): If there are warnings or error, print
8111 errors for ignored options.
8112 * opts.c (ignored_options): New static variable.
8113 (postpone_unknown_option_error): New.
8114 (print_ignored_options): New.
8115 (handle_option): Postpone errors for unknown -Wno-* options.
8116 * opts.h (print_ignored_options): Declare.
8118 2008-02-25 Richard Sandiford <rsandifo@nildram.co.uk>
8120 * config/mips/mips.md (loadgp_blockage, blockage): Change type
8123 2008-02-25 Richard Guenther <rguenther@suse.de>
8126 2008-02-25 Richard Guenther <rguenther@suse.de>
8128 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
8129 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
8130 (lookup_decl_from_uid): Declare.
8131 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
8132 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
8133 (decl_for_uid_map): New global hashtable mapping DECL_UID
8135 (init_ttree): Allocate it.
8136 (insert_decl_to_uid_decl_map): New helper function.
8137 (make_node_stat): Insert new decls into the map.
8138 (copy_node_stat): Likewise.
8139 (lookup_decl_from_uid): New function.
8140 (print_decl_for_uid_map_statistics): New helper.
8141 (dump_tree_statistics): Call it.
8143 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
8144 (referenced_var_iterator): Adjust.
8145 (FOR_EACH_REFERENCED_VAR): Adjust.
8146 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
8147 (num_referenced_vars): Adjust.
8148 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
8149 (first_referenced_var): Remove.
8150 (end_referenced_vars_p): Likewise.
8151 (next_referenced_var): Likewise.
8152 (referenced_var_iterator_set): New helper function.
8153 * tree-dfa.c (referenced_var_lookup): Adjust.
8154 (referenced_var_check_and_insert): Likewise.
8155 (remove_referenced_var): Likewise.
8156 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
8157 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
8158 (verify_call_clobbering): Likewise.
8159 (verify_memory_partitions): Likewise.
8160 (init_tree_ssa): Allocate bitmap instead of hashtable for
8162 (delete_tree_ssa): Adjust.
8163 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
8164 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
8165 (compute_tag_properties): Likewise.
8166 (set_initial_properties): Likewise.
8167 (find_partition_for): Likewise.
8168 (update_reference_counts): Likewise.
8169 (dump_may_aliases_for): Likewise.
8170 * tree-ssa-operands.c (add_virtual_operand): Likewise.
8171 (add_call_clobber_ops): Likewise.
8172 (add_call_read_ops): Likewise.
8173 (get_asm_expr_operands): Likewise.
8174 * tree-into-ssa.c (dump_decl_set): Likewise.
8175 (update_ssa): Likewise.
8176 * tree-sra.c (scan_function): Likewise.
8177 (decide_instantiations): Likewise.
8178 (scalarize_parms): Likewise.
8179 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
8180 (dsa_named_for): Likewise.
8181 * tree-ssa-structalias.c (update_alias_info): Likewise.
8182 (merge_smts_into): Likewise.
8184 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
8187 * doc/invoke.texi (-fcx-limited-range): Document new option.
8188 * toplev.c (process_options): Handle -fcx-fortran-rules.
8189 * common.opt: Add documentation for -fcx-fortran-rules.
8191 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
8194 * doc/invoke.texi (-fcx-limited-range): Correct to be in line with
8195 actual behaviour and C99.
8197 2008-02-26 Ben Elliston <bje@au.ibm.com>
8199 * config/rs6000/rs6000.h (ASM_CPU_POWER5_SPEC): Define.
8200 (ASM_CPU_POWER6_SPEC): Likewise.
8201 (ASM_CPU_SPEC): Pass %(asm_cpu_power5) for -mcpu=power5.
8202 Likewise, pass %(asm_cpu_power6) for -mcpu=power6.
8203 (EXTRA_SPECS): Add asm_cpu_power5, asm_cpu_power6 spec strings.
8205 2008-02-25 Richard Guenther <rguenther@suse.de>
8207 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
8208 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
8209 (lookup_decl_from_uid): Declare.
8210 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
8211 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
8212 (decl_for_uid_map): New global hashtable mapping DECL_UID
8214 (init_ttree): Allocate it.
8215 (insert_decl_to_uid_decl_map): New helper function.
8216 (make_node_stat): Insert new decls into the map.
8217 (copy_node_stat): Likewise.
8218 (lookup_decl_from_uid): New function.
8219 (print_decl_for_uid_map_statistics): New helper.
8220 (dump_tree_statistics): Call it.
8222 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
8223 (referenced_var_iterator): Adjust.
8224 (FOR_EACH_REFERENCED_VAR): Adjust.
8225 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
8226 (num_referenced_vars): Adjust.
8227 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
8228 (first_referenced_var): Remove.
8229 (end_referenced_vars_p): Likewise.
8230 (next_referenced_var): Likewise.
8231 (referenced_var_iterator_set): New helper function.
8232 * tree-dfa.c (referenced_var_lookup): Adjust.
8233 (referenced_var_check_and_insert): Likewise.
8234 (remove_referenced_var): Likewise.
8235 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
8236 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
8237 (verify_call_clobbering): Likewise.
8238 (verify_memory_partitions): Likewise.
8239 (init_tree_ssa): Allocate bitmap instead of hashtable for
8241 (delete_tree_ssa): Adjust.
8242 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
8243 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
8244 (compute_tag_properties): Likewise.
8245 (set_initial_properties): Likewise.
8246 (find_partition_for): Likewise.
8247 (update_reference_counts): Likewise.
8248 (dump_may_aliases_for): Likewise.
8249 * tree-ssa-operands.c (add_virtual_operand): Likewise.
8250 (add_call_clobber_ops): Likewise.
8251 (add_call_read_ops): Likewise.
8252 (get_asm_expr_operands): Likewise.
8253 * tree-into-ssa.c (dump_decl_set): Likewise.
8254 (update_ssa): Likewise.
8255 * tree-sra.c (scan_function): Likewise.
8256 (decide_instantiations): Likewise.
8257 (scalarize_parms): Likewise.
8258 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
8259 (dsa_named_for): Likewise.
8260 * tree-ssa-structalias.c (update_alias_info): Likewise.
8261 (merge_smts_into): Likewise.
8263 2008-02-25 Andreas Krebbel <krebbel1@de.ibm.com>
8266 * cse.c (cse_insn): Avoid creation of overlapping MEMs.
8267 * alias.c (nonoverlapping_memrefs_p): Export for use in other modules.
8268 * alias.h (nonoverlapping_memrefs_p): Likewise.
8270 2008-02-25 Jan Beulich <jbeulich@novell.com>
8272 * Makefile.in: Also prefix uses of crt0.o and mcrt0.o with $(T).
8273 * config/i386/netware-libgcc.exp: Add __bswap?i2,
8274 __emultls_get_address, __emultls_register_common,
8275 __floatundi?f, and _Unwind_GetIPInfo.
8276 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration):
8277 Sync with config/i386/winnt.c:gen_stdcall_or_fastcall_suffix().
8278 (gen_regparm_prefix): Likewise.
8279 (i386_nlm_encode_section_info): Sync with
8280 config/i386/winnt.c:i386_pe_encode_section_info().
8281 (i386_nlm_maybe_mangle_decl_assembler_name): New.
8282 i386_nlm_mangle_decl_assembler_name): New.
8283 (netware_override_options): New.
8284 * config/i386/netware.h (netware_override_options): Declare.
8285 (OVERRIDE_OPTIONS): Re-define to netware_override_options.
8286 (i386_nlm_mangle_decl_assembler_name): Declare.
8287 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Define.
8289 2008-02-25 Ben Elliston <bje@au.ibm.com>
8292 * c-decl.c (grokdeclarator): Remove unused local variables
8293 `typedef_type' and `type_as_written'.
8295 (find_rarely_executed_basic_blocks_and_crossing_edges): Remove
8296 unused local variable `has_hot_blocks'.
8297 (fix_crossing_conditional_branches): Remove unused local variable
8300 2008-02-25 Uros Bizjak <ubizjak@gmail.com>
8303 * builtins.def (BUILT_IN_NAN): Define as c99 builtin
8304 using DEF_C99_BUILTIN.
8305 (BUILT_IN_NANF): Ditto.
8306 (BUILT_IN_NANL): Ditto.
8308 2008-02-25 Ayal Zaks <zaks@il.ibm.com>
8309 Revital Eres <eres@il.ibm.com>
8311 * modulo-sched.c (calculate_must_precede_follow): Address TODO
8312 regarding the order of two dependent insns in the same row.
8314 2008-02-25 Eric Botcazou <ebotcazou@adacore.com>
8316 * stor-layout.c (layout_decl): Do not bump the alignment of a
8317 bit-field to more than byte alignment if it is packed.
8319 2008-02-24 David Edelsohn <edelsohn@gnu.org>
8321 * config/rs6000/rs6000.c (processor_costs): Add cache costs for
8324 2008-02-24 Diego Novillo <dnovillo@google.com>
8326 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg01094.html
8329 * tree-vrp.c (vrp_evaluate_conditional): With
8330 -Wtype-limits, emit a warning when comparing against a
8331 constant outside the natural range of OP0's type.
8332 * c.opt (Wtype-limits): Move ...
8333 * common.opt (Wtype-limits): ... here.
8335 2008-02-24 Edmar Wienskoski <edmar@freescale.com>
8337 * config.gcc (powerpc*-*-*): Add new cores e300c2 and e300c3.
8338 * config/rs6000/e300c2c3.md: New file.
8339 * config/rs6000/rs6000.c (processor_costs): Add new costs for
8341 (rs6000_override_options): Add e300c2 and e300c3 cases to
8342 processor_target_table. Do not allow usage of Altivec or Spe
8343 with e300 cores. Initialize rs6000_cost for e300c2 and e300c3.
8344 (rs6000_issue_rate): Set issue rate for e300c2 and e300c3.
8345 * config/rs6000/rs6000.h (processor_type): Add
8346 PROCESSOR_PPCE300C2 and PROCESSOR_PPCE300C3.
8347 (ASM_CPU_SPEC): Add e300c2 and e300c3.
8348 * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce300c2
8349 and ppce300c3. Include e300c2c3.md.
8351 2008-02-23 David Edelsohn <edelsohn@gnu.org>
8353 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Use STRICT_ALIGNMENT
8354 instead of TARGET_STRICT_ALIGN.
8356 2008-02-23 Joseph Myers <joseph@codesourcery.com>
8358 * explow.c (memory_address): Assert that the generated address is
8361 2008-02-23 Francois-Xavier Coudert <coudert@clipper.ens.fr>
8364 * config/darwin-protos.h: Add darwin_patch_builtins prototype.
8365 * config/darwin-ppc-ldouble-patch.def: New file.
8366 * config/rs6000/darwin.h (SUBTARGET_INIT_BUILTINS): New macro.
8367 * config/rs6000/rs6000.c (rs6000_init_builtins): Call
8368 SUBTARGET_INIT_BUILTINS if defined.
8369 * config/darwin.c (darwin_patch_builtin, darwin_patch_builtins):
8372 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
8375 * simplify-rtx.c (simplify_binary_operation_1): Add simplification
8376 of (and X (ior (not X) Y) and (and (ior (not X) Y) X).
8378 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
8381 * c-pch.c (c_common_valid_pch): Make the "too short to be a PCH
8382 file" warning condtional on -Winvalid-PCH.
8384 2008-02-23 Daniel Jacobowitz <dan@codesourcery.com>
8386 * expmed.c (extract_bit_field): Always use adjust_address for MEM.
8388 2008-02-23 Uros Bizjak <ubizjak@gmail.com>
8392 * config/i386/mmx.md (*mov<mode>_internal_rex64): Use "!y" to
8393 prevent reload from using MMX registers.
8394 (*mov<mode>_internal): Ditto.
8395 (*movv2sf_internal_rex64): Ditto.
8396 (*movv2sf_internal): Ditto.
8398 2008-02-23 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8400 PR documentation/31569
8401 * doc/install.texi2html: Use makeinfo --no-number-sections.
8403 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
8405 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check to
8406 ensure that we can address an entire entity > 8 bytes. Don't
8407 generate reg+reg addressing for such data.
8409 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
8411 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Don't overalign
8412 strings when optimizing for size, unless the target cares about
8415 2008-02-22 Tom Tromey <tromey@redhat.com>
8417 * regclass.c (current_pass): Remove declaration.
8419 2008-02-22 Anatoly Sokolov <aesok@post.ru>
8421 * config/avr/libgcc.S (__RAMPZ__): Define.
8422 (__do_copy_data): Add for devices with 128KB code memory.
8424 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
8426 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
8428 * config/rs6000/eabispe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Likewise.
8430 2008-02-22 Hans-Peter Nilsson <hp@axis.com>
8432 * config/cris/cris.h (REG_CLASS_FROM_LETTER): Recognize 'b' for
8435 2008-02-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8438 * c-typeck.c (build_binary_op): Warn about floating point
8439 comparisons if FLOAT_TYPE_P, not only for REAL_TYPE.
8441 2008-02-21 Janis Johnson <janis187@us.ibm.com>
8444 * config/rs6000/rs6000.c (rs6000_altivec_abi): Clarify comment.
8445 (rs6000_explicit_options): Split abi into spe_abi and altivec_abi,
8447 (rs6000_override_options): Set altivec_abi as default, not override,
8448 for 64-bit GNU/Linux; for 32-bit GNU/Linux default to altivec_abi for
8449 TARGET_ALTIVEC; default to TARGET_ALTIVEC_VRSAVE when AltiVec ABI
8450 is used; use new member spe_abi.
8451 (rs6000_handle_option): Set rs6000_explicit_options.vrsave; use
8452 spe_abi and altivec_abi.
8454 2008-02-22 Tomas Bily <tbily@suse.cz>
8456 * tree-vectorizer.c (vect_is_simple_reduction): Fix comment typo.
8458 2008-02-21 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8461 * config.build (build_file_translate): Set to `CMD //c' only if
8463 * Makefile.in (build_file_translate): Improve comment.
8465 2008-02-21 Jan Hubicka <jh@suse.cz>
8467 * predict.def (PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL,
8468 PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL, PRED_CALL,
8469 PRED_TREE_EARLY_RETURN, PRED_NULL_RETURN): Update.
8471 2008-02-21 Michael Matz <matz@suse.de>
8474 * config/i386/i386.c (ix86_expand_branch): Add missing breaks.
8476 2008-02-21 Uros Bizjak <ubizjak@gmail.com>
8478 * config/i386/i386.md (mov<mode>cc): Macroize expander from movsfcc,
8479 movdfcc and movxfcc using X87MODEF mode iterator and SSE_FLOAT_MODE_P
8481 * config/i386/sse.md (<sse>_movup<ssemodesuffixf2c>): Macroize insn
8482 from sse_movups adn sse2_movupd using SSEMODEF2P mode iterator and
8483 SSE_VEC_FLOAT_MODE_P as insn constraint.
8484 (<sse>_movmskp<ssemodesuffixf2c>): Ditto from similar patterns.
8485 (sse4a_movnt<mode>): Macroize insn from sse4a_movntsf and
8486 sse4a_movntdf using MODEF mode iterator.
8487 (sse4a_vmmovnt<mode>): Macroize insn form sse4a_vmmovntv2df and
8488 sse4a_vmmovntv4sf using SSEMODEF2P mode iterator.
8489 (sse4_1_blendp<ssemodesuffixf2c>): Ditto from similar patterns.
8490 (sse4_1_blendvp<ssemodesuffixf2c>): Ditto.
8491 (sse4_1_dpp<ssemodesuffixf2c>): Ditto.
8492 (sse4_1_roundp<ssemodesuffixf2c>): Ditto.
8493 (sse4_1_rounds<ssemodesuffixf2c>): Ditto.
8495 2008-02-21 Richard Guenther <rguenther@suse.de>
8497 * tree.def (PAREN_EXPR): New tree code.
8498 * fold-const.c (fold_unary): Remove PAREN_EXPR around constants
8500 * tree-pretty-print.c (dump_generic_node): Handle PAREN_EXPR.
8501 * expr.c (expand_expr_real_1): Likewise.
8502 * tree-inline.c (estimate_num_insns_1): Likewise.
8503 * tree-complex.c (expand_complex_move): Likewise.
8504 * tree-vectorizer.c (vect_is_simple_use): Treat PAREN_EXPR (x)
8507 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
8510 * config/sh/sh.c (find_barrier): Don't go past 'from' argument.
8512 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
8515 * config/sh/sh.md (jump_compact): Disable for crossing jumps.
8517 * config/sh/sh.c (find_barrier): Don't go past
8518 NOTE_INSN_SWITCH_TEXT_SECTIONS note.
8520 2008-02-20 DJ Delorie <dj@redhat.com>
8522 * config/h8300/h8300.md (insv): Force source operand to be a register.
8524 * config/h8300/h8300.c (h8300_expand_epilogue): Emit return insn
8525 as a jump, not as a plain insn.
8527 2008-02-20 Seongbae Park <seongbae.park@gmail.com>
8529 * doc/invoke.texi (Warning Options): Add new option
8530 -Wframe-larger-than=.
8531 (-Wframe-larger-than): Document.
8533 * flags.h (warn_frame_larger_than, frame_larger_than_size):
8534 Add declarations for new option variables.
8536 * final.c (final_start_function): Check the frame size
8537 before emission and issue a Wframe-larger-than warning.
8539 * opts.c (warn_frame_larger_than, frame_larger_than_size):
8540 Add definitions for new option variables.
8541 (common_handle_option): Handle new option OPT_Wframe_larger_than_.
8543 * common.opt (Wframe-larger-than=): New option.
8545 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
8547 * config/i386/sse.md (<sse>_vmmul<mode>3): Fix typo in asm template.
8548 (<sse>_div<mode>3): Ditto.
8549 (<sse>_vmdiv<mode>3): Ditto.
8550 (<sse>_vmsqrt<mode>2): Ditto.
8551 (*smax<mode>3): Ditto.
8552 (sse5_frcz<mode>2): Ditto.
8553 (sse5_vmfrcz<mode>2): Ditto. Use TARGET_SSE5 instead of TARGET_ROUND
8556 2008-02-20 Richard Guenther <rguenther@suse.de>
8559 * builtins.c (validate_arg): If we want an INTEGER_TYPE,
8560 be happy with INTEGRAL_TYPE_P.
8562 2008-02-20 Richard Guenther <rguenther@suse.de>
8564 * fold-const.c (split_tree): Associate floatig-point expressions
8565 if flag_associative_math is set.
8567 2008-02-20 Richard Guenther <rguenther@suse.de>
8569 * tree.h (fold_real_zero_addition_p): Declare.
8570 * fold-const.c (fold_real_zero_addition_p): Export.
8571 * tree-ssa-reassoc.c (eliminate_using_constants): Also handle
8572 floating-point operations with zero and one.
8574 2008-02-20 Paolo Bonzini <bonzini@gnu.org>
8576 * doc/install.texi: Correct references to CFLAGS, replacing them
8577 with BOOT_CFLAGS. Document flags used during bootstrap for
8580 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
8582 * config/i386/i386.h (SSE_VEC_FLOAT_MODE_P): New define.
8583 * config/i386/i386.md (*sse_setcc<mode>): Macroize from *sse_setccsf
8584 and *sse_setccdf using MODEF mode iterator and SSE_FLOAT_MODE_P as
8586 (smin<mode>3): Ditto from similar patterns.
8587 (smax<mode>3): Ditto.
8588 (*ieee_smin<mode>3): Ditto.
8589 (*ieee_smax<mode>3): Ditto.
8590 * config/i386/sse.md (sse): New mode attribute.
8591 (mov<mode>): Macroize expander from movv4sf and movv2df using
8592 SSEMODEF2P mode iterator.
8593 (<sse>_movnt<mode>): Ditto from similar patterns. Use
8594 SSE_VEC_FLOAT_MODE_P as insn constraint.
8595 (storent<mode>): Ditto.
8596 (storent<mode>): Macroize expander from storentsf and storentdf using
8597 MODEF mode iterator.
8598 (neg<mode>2): Macroize from negv4sf2 and negv2df2 using SSEMODEF2P
8599 mode iterator and SSE_VEC_FLOAT_MODE_P as insn constraint.
8600 (abs<mode>2): Ditto from similar patterns.
8601 (add<mode>3, *add<mode>3, <sse>_vmadd<mode>3): Ditto.
8602 (sub<mode>3, *sub<mode>3, <sse>_vmsub<mode>3): Ditto.
8603 (<sse>_div<mode>3, <sse>_vmdiv<mode>3): Ditto.
8604 (<sse>_vmsqrt<mode>2): Ditto.
8605 (smin<mode>3, *smin<mode>3_finite, *smin<mode>3)
8606 (<sse>_vmsmin<mode>3, *ieee_smin<mode>3): Ditto.
8607 (smax<mode>3, *smax<mode>3_finite, *smax<mode>3)
8608 (<sse>_vmsmax<mode>3, *ieee_smax<mode>3): Ditto.
8609 (<sse>_maskcmp<mode>3): Macroize from sse_maskcmpv4sf3,
8610 sse_maskcmpsf3, sse2_maskcmpv2df3 and sse2_maskcmpdf3 using SSEMODEF4
8611 mode iterator. Use SSE_FLOAT_MODE_P with SSE_VEC_FLOAT_MODE_P as
8613 (<sse>_comi): Macroize from sse_comi and sse2_comi using MODEF mode
8614 iterator and SSE_FLOAT_MODE_P as insn constraint.
8615 (<sse>_ucomi): Ditto from similar patterns.
8616 (<sse>_vmmaskcmp<mode>3): Macroize from sse_vmmaskcmpv4sf3 and
8617 sse2_vmmaskcmpv2df3 using SSEMODEF2P mode iterator and
8618 SSE_VEC_FLOAT_MODE_P as insn constraint.
8619 (vcond<mode>): Ditto from similar patterns.
8620 (and<mode>3, *and<mode>3): Ditto.
8621 (<sse>_nand<mode>3): Ditto.
8622 (ior<mode>3, *ior<mode>3): Ditto.
8623 (xor<mode>3, *xor<mode>3): Ditto.
8624 (*and<mode>3): Macroize from *andsf3 and *anddf3 using MODEF mode
8625 iterator and SSE_FLOAT_MODE_P as insn constraint.
8626 (*nand<mode>3): Ditto from similar patterns.
8627 (*ior<mode>3): Ditto.
8628 (*xor<mode>3): Ditto.
8630 2008-02-20 Ira Rosen <irar@il.ibm.com>
8632 * config/spu/spu.md (vec_unpacku_hi_v8hi, vec_unpacku_lo_v8hi,
8633 vec_unpacks_hi_v8hi, vec_unpacks_lo_v8hi, vec_unpacku_hi_v16qi,
8634 vec_unpacku_lo_v16qi, vec_unpacks_lo_v16qi): Implement.
8636 2008-02-19 Jan Hubicka <jh@suse.cz>
8638 * predict.c (tree_bb_level_predictions): Remove variable next
8639 mistakely introduced by previous commit.
8641 2008-02-19 Jan Hubicka <jh@suse.cz>
8643 * predict.c (predict_paths_leading_to): Rewrite.
8644 (predict_paths_for_bb): New.
8645 (tree_bb_level_predictions): Update call of predict_paths_leading_to.
8647 2008-02-19 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8650 * Makefile.in (build_file_translate): New.
8651 (gcc-vers.texi): Use it for translating $(abs_srcdir).
8652 * config.build (build_file_translate): Set to `CMD //c' on MinGW.
8653 * configure.ac (build_file_translate): Substitute it.
8654 * configure: Regenerate.
8656 2008-02-19 Jan Hubicka <jh@suse.cz>
8658 PR rtl-optimization/34408
8659 * see.c (see_def_extension_not_merged): Copy subreg so we don't have
8662 2008-02-19 Jan Hubicka <jh@suse.cz>
8665 * tree-inline.c (estimate_num_insns_1): Fix counting of cost of
8668 2008-02-19 H.J. Lu <hongjiu.lu@intel.com>
8671 * config/i386/i386-modes.def: Revert the last DI alignment
8672 change until Ada people can look into it.
8674 2008-02-19 Nick Clifton <nickc@redhat.com>
8676 * opts.c (print_specific_help): Fix typo in --help text.
8678 2008-02-19 Jakub Jelinek <jakub@redhat.com>
8681 * config/i386/cpuid.h (__cpuid, __get_cpuid_max): Use special
8682 32-bit inline asm without asm alternatives for host GCC < 3.0.
8684 2008-02-19 Richard Guenther <rguenther@suse.de>
8686 PR tree-optimization/34989
8687 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Re-structure.
8688 Allow propagation to INDIRECT_REF if we can simplify only.
8690 2008-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8692 * c-common.c (warn_for_collisions_1): Use appropriate option when
8695 2008-02-19 Nick Clifton <nickc@redhat.com>
8698 * opts.c (undocumented_msg): Leave blank unless checking is enabled.
8699 (handle_options): Fix indentation.
8700 (print_filtered_help): If no language-specific options were
8701 displayed tell the user how to list all the options supported by
8702 the language's front-end.
8703 (print_specific_help): Fix indentation and remove duplicate line.
8704 (common_handle_option): Handle the -v option.
8705 For --help enable the display of undocumented options if the -v
8706 switch has been included on the command line.
8707 For --help= check for overlaps in the arguments between the option
8708 classes and the language names and issue a warning when they
8709 cannot be disambiguated.
8710 * c.opt (v): Pass on to the common option handler.
8712 2008-02-19 Revital Eres <eres@il.ibm.com>
8714 * modulo-sched.c (sms_schedule): Change dump message when
8715 create_ddg function fails.
8716 (try_scheduling_node_in_cycle): Rename row to cycle.
8717 (print_partial_schedule): Rename CYCLE to ROW.
8719 2008-02-19 Christian Bruel <christian.bruel@st.com>
8720 Zdenek Dvorak <ook@ucw.cz>
8722 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): Check step alignment.
8724 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
8727 * config/i386/i386.md (*x86_movsicc_0_m1_se): New insn pattern.
8728 (*x86_movdicc_0_m1_se): Ditto.
8730 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
8732 * config/i386/sfp-machine.h (__gcc_CMPtype): New typedef.
8733 (CMPtype): Define as __gcc_CMPtype.
8734 * config/rs6000/sfp-machine.h (__gcc_CMPtype): New typedef.
8735 (CMPtype): Define as __gcc_CMPtype.
8737 2008-02-19 Hans-Peter Nilsson <hp@axis.com>
8739 Support valgrind 3.3 for --enable-checking=valgrind.
8740 * system.h: Consolidate ENABLE_VALGRIND_CHECKING-dependent defines
8742 [!VALGRIND_MAKE_MEM_NOACCESS]: Define as VALGRIND_MAKE_NOACCESS.
8743 [!VALGRIND_MAKE_MEM_DEFINED]: Define as VALGRIND_MAKE_READABLE.
8744 [!VALGRIND_MAKE_MEM_UNDEFINED]: Define as VALGRIND_MAKE_WRITABLE.
8745 * ggc-common.c: Remove ENABLE_VALGRIND_CHECKING-dependent defines.
8746 Replace use of VALGRIND_MAKE_READABLE, VALGRIND_MAKE_WRITABLE, and
8747 VALGRIND_MAKE_NOACCESS with VALGRIND_MAKE_MEM_DEFINED,
8748 VALGRIND_MAKE_MEM_UNDEFINED, and VALGRIND_MAKE_MEM_NOACCESS
8750 * ggc-zone.c: Similar.
8751 * ggc-page.c: Similar.
8753 2008-02-19 Paul Brook <paul@codesourcery.com>
8756 * config/arm/ieee754-df.S: Fix do_it typo.
8757 * config/arm/ieee754-sf.S: Fix do_it typo.
8759 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
8762 * config/i386/i386.c (OPTION_MASK_ISA_MMX_SET): New.
8763 (OPTION_MASK_ISA_3DNOW_SET): Likewise.
8764 (OPTION_MASK_ISA_SSE_SET): Likewise.
8765 (OPTION_MASK_ISA_SSE2_SET): Likewise.
8766 (OPTION_MASK_ISA_SSE3_SET): Likewise.
8767 (OPTION_MASK_ISA_SSSE3_SET): Likewise.
8768 (OPTION_MASK_ISA_SSE4_1_SET): Likewise.
8769 (OPTION_MASK_ISA_SSE4_2_SET): Likewise.
8770 (OPTION_MASK_ISA_SSE4_SET): Likewise.
8771 (OPTION_MASK_ISA_SSE4A_SET): Likewise.
8772 (OPTION_MASK_ISA_SSE5_SET): Likewise.
8773 (OPTION_MASK_ISA_3DNOW_A_UNSET): Likewise.
8774 (OPTION_MASK_ISA_MMX_UNSET): Updated.
8775 (OPTION_MASK_ISA_3DNOW_UNSET): Updated.
8776 (OPTION_MASK_ISA_SSE_UNSET): Likewise.
8777 (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
8778 (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
8779 (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
8780 (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
8781 (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
8782 (OPTION_MASK_ISA_SSE5_UNSET): Likewise.
8783 (OPTION_MASK_ISA_SSE4): Removed.
8784 (ix86_handle_option): Turn on bits in ix86_isa_flags and
8785 ix86_isa_flags_explicit with OPTION_MASK_ISA_XXX_SET for -mXXX.
8786 (override_options): Don't turn on implied SSE/MMX bits in
8789 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
8791 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
8794 2008-02-18 Joey Ye <joey.ye@intel.com>
8797 * tree-nested.c (insert_field_into_struct): Set type alignment
8798 to field alignment if the former is less than the latter.
8800 2008-02-18 Jakub Jelinek <jakub@redhat.com>
8802 * BASE-VER: Set to 4.4.0.
8804 2008-02-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8806 * doc/c-tree.texi: Use @dots{} and @enddots{} where appropriate.
8807 * doc/cfg.texi: Likewise.
8808 * doc/extend.texi: Likewise.
8809 * doc/gty.texi: Likewise.
8810 * doc/invoke.texi: Likewise.
8811 * doc/loop.texi: Likewise.
8812 * doc/md.texi: Likewise.
8813 * doc/passes.texi: Likewise.
8814 * doc/rtl.texi: Likewise.
8815 * doc/sourcebuild.texi: Likewise.
8816 * doc/tm.texi: Likewise.
8817 * doc/tree-ssa.texi: Likewise.
8819 2008-02-17 Richard Guenther <rguenther@suse.de>
8822 * tree-complex.c (init_parameter_lattice_values): Handle parameters
8823 without default definition.
8825 2008-02-17 Richard Guenther <rguenther@suse.de>
8827 PR tree-optimization/35231
8828 * tree-vrp.c (register_edge_assert_for): Do not assume A == 0
8831 2008-02-17 Uros Bizjak <ubizjak@gmail.com>
8834 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
8835 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
8836 libgcc_cmp_return mode.
8838 2008-02-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8841 * doc/invoke.texi (-std): Clarify description of -std= and -ansi.
8843 2008-02-16 Ralf Corsepius <ralf.corsepius@rtems.org>
8845 * config/m68k/t-rtems (M68K_MLIB_CPU): Add 5208, 5307, 5407, 5475
8848 2008-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8850 * doc/c-tree.texi: Use `@.' where appropriate.
8851 * doc/extend.texi: Likewise.
8852 * doc/install.texi: Likewise.
8853 * doc/invoke.texi: Likewise.
8854 * doc/loop.texi: Likewise.
8855 * doc/makefile.texi: Likewise.
8856 * doc/md.texi: Likewise.
8857 * doc/passes.texi: Likewise.
8858 * doc/standards.texi: Likewise.
8859 * doc/tm.texi: Likewise.
8861 2008-02-15 Jakub Jelinek <jakub@redhat.com>
8864 * omp-low.c (expand_omp_for_generic): Don't initialize fd->v
8866 (expand_omp_for_static_nochunk): Initialize fd->v in seq_start_bb
8867 rather than in entry_bb.
8869 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
8871 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
8872 libgcc_cmp_return mode.
8874 2008-02-15 Jakub Jelinek <jakub@redhat.com>
8877 * tree-nested.c (convert_call_expr): Put FRAME.* vars into
8878 OMP_CLAUSE_SHARED rather than OMP_CLAUSE_FIRSTPRIVATE clause.
8880 2008-02-15 Richard Guenther <rguenther@suse.de>
8881 Zdenek Dvorak <ook@ucw.cz>
8883 PR tree-optimization/35164
8884 * tree-flow.h (stmt_references_abnormal_ssa_name): Declare.
8885 * tree-dfa.c (stmt_references_abnormal_ssa_name): New function.
8886 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
8887 Only propagate addresses which do not have abnormal SSA_NAMEs
8890 2008-02-15 Joseph Myers <joseph@codesourcery.com>
8893 * config/m68k/m68k.h (DWARF_CIE_DATA_ALIGNMENT): Define.
8895 2008-02-15 Jan Hubicka <jh@suse.cz>
8898 * ipa.c (cgraph_remove_unreachable_nodes): Clear local.inlinable flag.
8900 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
8903 * function.c (pad_to_arg_alignment): Remove test for STACK_BOUNDARY
8904 when calculating alignment_pad.
8906 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
8908 * config/i386/i386.h (CLEAR_RATIO): Use MIN macro.
8909 (WIDEST_HARDWARE_FP_SIZE): Use LONG_DOUBLE_TYPE_SIZE define.
8910 * config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Use MAX macro
8911 and STACK_BOUNDARY define.
8913 2008-02-14 Danny Smith <dannysmith@users.sourceforge.net>
8915 PR preprocessor/35061
8916 * c-pragma.c (handle_pragma_pop_macro): Check that
8917 pushed_macro_table has been allocated.
8919 2008-02-14 Eric Botcazou <ebotcazou@adacore.com>
8922 * gimplify.c (force_gimple_operand_bsi): Revert 2008-02-12 change.
8923 (force_gimple_operand): Likewise.
8924 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Add new cases
8925 for TARGET_MEM_REF and CONVERT_EXPR/NON_LVALUE_EXPR/NOP_EXPR.
8926 Also recurse on the operand for regular VIEW_CONVERT_EXPRs.
8927 (find_interesting_uses_address): Check addressability and alignment
8928 of the base expression only after substituting bases of IVs into it.
8930 2008-02-14 Michael Matz <matz@suse.de>
8933 * function.c (instantiate_virtual_regs_in_insn): Reload address
8934 before falling back to reloading the whole operand.
8936 2008-02-14 Andreas Krebbel <krebbel1@de.ibm.com>
8938 * config/s390/s390.c (s390_mainpool_start): Emit the pool
8939 before the first section switch note.
8941 2008-02-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8943 * doc/bugreport.texi: Update copyright years.
8944 * doc/c-tree.texi: Likewise.
8945 * doc/cfg.texi: Likewise.
8946 * doc/cpp.texi: Likewise.
8947 * doc/cppinternals.texi: Likewise.
8948 * doc/fragments.texi: Likewise.
8949 * doc/frontends.texi: Likewise.
8950 * doc/gcc.texi: Likewise.
8951 * doc/gty.texi: Likewise.
8952 * doc/hostconfig.texi: Likewise.
8953 * doc/implement-c.texi: Likewise.
8954 * doc/libgcc.texi: Likewise.
8955 * doc/loop.texi: Likewise.
8956 * doc/makefile.texi: Likewise.
8957 * doc/options.texi: Likewise.
8958 * doc/passes.texi: Likewise.
8959 * doc/rtl.texi: Likewise.
8960 * doc/sourcebuild.texi: Likewise.
8961 * doc/standards.texi: Likewise.
8962 * doc/tree-ssa.texi: Likewise.
8963 * doc/trouble.texi: Likewise.
8965 * doc/extend.texi: Use @: or add comma where appropriate.
8966 * doc/invoke.texi: Likewise.
8967 * doc/tm.texi: Likewise.
8969 2008-02-14 Alan Modra <amodra@bigpond.net.au>
8972 * config/rs6000/rs6000.md (restore_stack_block): Force operands[1]
8975 2008-02-14 Jesper Nilsson <jesper.nilsson@axis.com>
8977 * doc/md.texi (clz, ctz): Add reference.
8978 * doc/rtl.texi (clz, ctz): Likewise.
8980 2008-02-13 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8983 * Makefile.in (gcc-vers.texi): Use abs_srcdir for the value of
8986 2008-02-13 Andreas Krebbel <krebbel1@de.ibm.com>
8988 * config/s390/s390.c (struct constant_pool): New field
8989 emit_pool_after added.
8990 (s390_mainpool_start): Set the emit_pool_after flag according
8991 to the section switch notes.
8992 (s390_mainpool_finish): Consider emit_pool_after when emitting
8993 the literal pool at the end of the function.
8994 (s390_chunkify_start): Force literal pool splits at section
8997 2008-02-13 Michael Matz <matz@suse.de>
9000 * var-tracking.c (clobber_variable_part): Correctly traverse the
9003 2008-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9006 * doc/invoke.texi (Debugging Options): Remove -fdump-tree-inlined.
9007 Add -fdump-ipa-inline.
9008 * tree-dump.c (dump_files): Remove tree-inlined dump.
9009 * tree-pass.h (tree_dump_index): Remove TDI_inlined.
9011 2008-02-12 Richard Guenther <rguenther@suse.de>
9013 PR tree-optimization/35171
9014 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Deal with
9017 2008-02-12 Richard Guenther <rguenther@suse.de>
9020 * fold-const.c (fold_widened_comparison): Use get_unwidened in
9021 value-preserving mode. Disallow final truncation.
9023 2008-02-12 Eric Botcazou <ebotcazou@adacore.com>
9026 * gimplify.c (force_gimple_operand_bsi): Move SSA renaming
9027 code from here to...
9028 (force_gimple_operand): ...here.
9030 2008-02-12 Jakub Jelinek <jakub@redhat.com>
9033 * tree-sra.c (sra_build_assignment): fold_convert SRC if copying
9034 non-compatible pointers.
9035 (generate_element_copy): If SRC and DST are RECORD_TYPEs with
9036 different FIELD_DECLs, try harder by comparing field offsets, sizes
9040 * function.c (match_asm_constraints_1): Don't replace the same input
9043 2008-02-12 Anatoly Sokolov <aesok@post.ru>
9045 * config/avr/avr.h (AVR_HAVE_RAMPZ): Define.
9046 * config/avr/avr.c (expand_prologue): Save RAMPZ register.
9047 (expand_epilogue): Restore RAMPZ register.
9048 * config/avr/avr.md (RAMPZ_ADDR): New constant.
9050 2008-02-11 Kai Tietz <kai.tietz@onevision.com>
9052 * config/i386/cygwin.asm: (__alloca): Correct calling
9053 convention and alignment.
9054 (__chkstk): Force 8 byte stack alignment.
9056 2008-02-11 Uros Bizjak <ubizjak@gmail.com>
9057 Richard Guenther <rguenther@suse.de>
9059 PR tree-optimization/33992
9060 * tree-ssa-loop-im.c (rewrite_bittest): Fixup the type of
9061 the zero we compare against.
9063 2008-02-10 Danny Smith <dannysmith@users.sourceforge.net>
9066 * gthr-win32.h (__gthread_mutex_destroy_function): New function
9067 to CloseHandle after unlocking to prevent accumulation of handle
9070 2008-02-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9073 * pa.c (legitimize_pic_address): Add REG_EQUAL note on sets with a
9074 pic_label_operand source. Similarly, add a REG_LABEL_OPERAND note
9075 and update LABEL_NUSES during and after reload.
9077 2008-02-08 Steven Bosscher <stevenb.gcc@gmail.com>
9080 * combine.c (simplify_if_then_else): Make sure the comparison is
9081 against const0_rtx when simplifying to (abs x) or (neg (abs X)).
9083 2008-02-08 Richard Sandiford <rsandifo@nildram.co.uk>
9086 * double-int.h: Don't include gmp.h for GENERATOR_FILEs.
9087 (mpz_set_double_int, mpz_get_double_int): Hide from GENERATOR_FILEs.
9088 * real.h: Don't include gmp.h or mpfr.h for GENERATOR_FILEs.
9089 (real_from_mpfr, mpfr_from_real): Hide from GENERATOR_FILEs.
9090 * tree.h (get_type_static_bounds): Likewise.
9092 2008-02-08 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9094 * doc/invoke.texi (Option Summary, C++ Dialect Options)
9095 (Objective-C and Objective-C++ Dialect Options, Warning Options):
9096 Make -Wfoo language annotations match what the compiler outputs.
9098 2008-02-08 Sa Liu <saliu@de.ibm.com>
9100 * config/spu/spu-builtins.def: Fixed wrong parameter type in spu
9101 intrinsics spu_convts, spu_convtu, spu_convtf.
9103 2008-02-08 Hans-Peter Nilsson <hp@axis.com>
9105 * doc/extend.texi (Function Attributes) <noinline>: Mention
9106 asm ("") as method to keep calls.
9108 2008-02-07 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9111 * doc/options.texi (Options): Replace references to opts.sh with
9113 * opts-common.c: Likewise.
9114 * optc-gen.awk: Likewise.
9116 2008-02-07 Andreas Krebbel <krebbel1@de.ibm.com>
9118 * config/s390/s390.h (FUNCTION_ARG_REGNO_P): Fix fprs for 64 bit.
9120 2008-02-07 Richard Henderson <rth@redhat.com>
9123 * config/alpha/alpha.c (alpha_emit_xfloating_compare): Use an
9124 EXPR_LIST for the REG_EQUAL instead of a comparison with a
9127 2008-02-07 Uros Bizjak <ubizjak@gmail.com>
9129 PR tree-optimization/35085
9130 * tree-ssa-reassoc.c (rewrite_expr_tree): Enable destructive update
9131 for operand entry oe2 in addition to operand entry oe3 in order to
9132 expose more opportunities for vectorizer sum reduction.
9134 2008-02-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9137 * Makefile.in (LIBS): Remove $(GMPLIBS).
9138 (cc1-dummy, cc1): Add $(GMPLIBS).
9140 2008-02-06 Jan Hubicka <jh@suse.cz>
9143 * i386.md (moddf_integer): Do not produce partial memory stalls for
9144 targets where it hurts.
9146 2008-02-06 Uros Bizjak <ubizjak@gmail.com>
9149 * optabs.c (expand_float): Do not check for decimal modes when
9150 expanding unsigned integer through signed conversion.
9152 2008-02-06 Nick Clifton <nickc@redhat.com>
9154 * config/stormy16/stormy16.md (eqbranchsi): Replace a match_dup
9155 inside the clobber with a match_operand and duplicated operand
9156 number in the constraint.
9157 (ineqbranchsi): Delete redundant comment.
9159 2008-02-06 Ralf Corsepius <ralf.corsepius@rtems.org>
9161 * config/arm/rtems-elf.h (TARGET_OS_CPP_BUILTINS): Add
9162 builtin_define ("__USE_INIT_FINI__").
9163 * config/h8300/t-rtems (MULTILIB_OPTION,MULTILIB_DIRNAMES): Add
9165 * gthr-rtems.h: Remove __GTHREAD_MUTEX_INIT.
9167 2008-02-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9169 PR documentation/30330
9170 * doc/invoke.texi (C++ Dialect Options)
9171 (Objective-C and Objective-C++ Dialect Options, Warning Options):
9172 For each warning option -Wfoo that allows -Wno-foo, ensure both
9173 -Wfoo and -Wno-foo are listed in the option index. Fix index
9174 entry of -Wswitch-default, index -Wnormalized= including the
9175 `=', and -Wlarger-than-@var{len} including @var{len}.
9177 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
9179 * config/i386/i386.md (floatunssisf2): Use
9180 ix86_expand_convert_uns_sisf_sse also for TARGET_SSE.
9181 (floatunssi<mode>2): Rename from floatunssisf2 and floatunssidf2.
9182 Macroize expander using MODEF mode iterator.
9184 2008-02-05 Diego Novillo <dnovillo@google.com>
9186 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00140.html
9189 * tree-vrp.c (vrp_evaluate_conditional): Revert fix for PR 33738.
9191 2008-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9194 * toplev.c (print_version): Honor `indent' for GMP/MPFR warnings.
9196 2008-02-05 H.J. Lu <hongjiu.lu@intel.com>
9199 * config/i386/i386.c (ix86_function_sseregparm): Add an arg
9200 to indicate if a message should be generated.
9201 (init_cumulative_args): Updated.
9202 (function_value_32): Likewise.
9204 2008-02-05 Joseph Myers <joseph@codesourcery.com>
9206 * doc/include/texinfo.tex: Update to version 2008-02-04.16.
9208 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
9211 * config/i386/i386.md (floatunsisf2): Enable for TARGET_SSE_MATH only.
9212 Call ix86_expand_convert_uns_sisf_sse for TARGET_SSE2.
9214 2008-02-04 Diego Novillo <dnovillo@google.com>
9216 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00110.html
9219 * tree-vrp.c (vrp_evaluate_conditional): With
9220 -Wtype-limits, emit a warning when comparing against a
9221 constant outside the natural range of OP0's type.
9223 2008-02-04 Richard Guenther <rguenther@suse.de>
9226 * expr.c (count_type_elements): Give for unions instead of
9229 2008-02-04 Richard Guenther <rguenther@suse.de>
9232 * gimplify.c (gimplify_init_ctor_eval): Convert array indices
9233 to TYPE_DOMAINs base type instead of using bitsizetype here.
9235 2008-02-03 Jason Merrill <jason@redhat.com>
9237 * print-tree.c (print_node) [CONSTRUCTOR]: Print elements.
9239 2008-02-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9242 * doc/invoke.texi (C++ Dialect Options, Optimize Options)
9243 (HPPA Options, i386 and x86-64 Options, IA-64 Options)
9244 (RS/6000 and PowerPC Options): Fix typos and markup.
9245 * doc/passes.texi (Tree-SSA passes): Likewise.
9247 2008-02-02 Michael Matz <matz@suse.de>
9250 * postreload-gcse.c (record_last_reg_set_info_regno): Renamed
9251 from record_last_reg_set_info.
9252 (record_last_reg_set_info): Take an RTX argument, iterate over all
9253 constituent hardregs.
9254 (record_last_set_info, record_opr_changes): Change calls to
9255 new signature or to record_last_reg_set_info_regno.
9257 2008-02-02 Gerald Pfeifer <gerald@pfeifer.com>
9259 * doc/extend.texi (X86 Built-in Functions): Fix grammar.
9261 2008-02-01 Hans-Peter Nilsson <hp@axis.com>
9263 PR rtl-optimization/34773
9264 * reg-notes.def (EQUAL): Mention significance of combination of
9265 REG_EQUAL and REG_RETVAL.
9266 * fwprop.c (try_fwprop_subst): Don't add REG_EQUAL to an
9267 insn that has a REG_RETVAL.
9269 2008-02-01 Roger Sayle <roger@eyesopen.com>
9272 * configure.ac (--enable-fixed-point): Disable unless explicitly
9274 * configure: Regenerate.
9276 2008-02-01 Richard Guenther <rguenther@suse.de>
9279 * invoke.texi (-finline-limit): Remove no longer true parts
9280 of the documentation. Note that there is no default value.
9282 2008-02-01 Andrew Pinski <pinskia@gmail.com>
9283 Mark Mitchell <mark@codesourcery.com>
9284 Ben Elliston <bje@au.ibm.com>
9287 * doc/extend.texi (Other Builtins): Document.
9289 2008-01-31 Tom Browder <tom.browder@gmail.com>
9291 * doc/c-tree.texi (Types): Fix grammar.
9292 (Expression trees): Ditto.
9293 * doc/passes.texi (Tree-SSA passes): Ditto.
9295 * doc/configterms.texi (Configure Terms): Fix typo.
9296 * doc/cpp.texi (Common Predefined Macros): Ditto.
9297 * doc/md.texi (Machine Constraints): Ditto.
9299 * doc/makefile.texi (Makefile): Add comma.
9301 2008-01-31 Tom Browder <tom.browder@gmail.com>
9302 Gerald Pfeifer <gerald@pfeifer.com>
9304 * doc/sourcebuild.texi (Front End): Remove references to CVS
9305 and CVSROOT/modules.
9306 (Texinfo Manuals): Replace reference to CVS by one to SVN.
9307 (Back End): Remove reference to CVS.
9309 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
9312 * config/mips/mips.c (gen_load_const_gp): New function, taking a
9314 (mips16_gp_pseudo_reg): ...here.
9315 * config/mips/mips.md (load_const_gp): Replace with...
9316 (load_const_gp_<mode>): ...this :P-based insn.
9318 2008-01-31 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9320 * doc/invoke.texi (-ansi): Mention explicitly corresponding -std=
9321 options. Minor fixes.
9322 (-std): Move reference to standards closer to where language
9323 standards are first mentioned.
9325 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
9327 PR rtl-optimization/34995
9328 * reload.c (alternative_allows_const_pool_ref): Take an rtx
9329 parameter and return a bool. If the rtx parameter is nonnull,
9330 check that it satisfies an EXTRA_MEMORY_CONSTRAINT.
9331 (find_reloads): Update call accordingly. Pass the new operand
9332 if it needed no address reloads, otherwise pass null.
9334 2008-01-30 Richard Henderson <rth@redhat.com>
9337 * tree.c (build_type_attribute_qual_variant): Skip TYPE_DOMAIN
9338 for unbounded arrays.
9340 2008-01-30 Silvius Rus <rus@google.com>
9342 * config/i386/xmmintrin.h (_mm_prefetch): Add const to first arg.
9344 2008-01-30 Jan Hubicka <jh@suse.cz>
9347 * i386.c (init_cumulative_args): Use real function declaration when
9350 2008-01-30 Richard Sandiford <rsandifo@nildram.co.uk>
9352 PR rtl-optimization/34998
9353 * global.c (build_insn_chain): Treat non-subreg_lowpart
9354 SUBREGs of pseudos as clobbering all the words covered by the
9355 SUBREG, not just all the bytes.
9356 * ra-conflict.c (clear_reg_in_live): Likewise. Take the
9357 original df_ref rather than an extract parameter.
9358 (global_conflicts): Update call accordingly.
9360 2008-01-30 Andreas Krebbel <krebbel1@de.ibm.com>
9362 * config/s390/fixdfdi.h (__fixunstfdi, __fixtfdi): Rearrange
9363 the overflow check to make it easier to read.
9364 (__fixtfdi): Change the type of the ll member in union
9365 long_double to UDItype_x.
9367 2008-01-30 Jakub Jelinek <jakub@redhat.com>
9370 * cgraph.h (cgraph_update_edges_for_call_stmt): New prototype.
9371 * cgraph.c (cgraph_update_edges_for_call_stmt): New function.
9372 * tree-inline.c (fold_marked_statements): Call
9373 cgraph_update_edges_for_call_stmt if folding a call statement.
9374 * cgraphunit.c (verify_cgraph_node): Set cfun to this_cfun for
9375 debug_generic_stmt calls, reset it back afterwards.
9378 * c-decl.c (start_decl): Don't pedwarn about TREE_READONLY
9380 * c-typeck.c (build_external_ref): Don't pedwarn about
9381 static vars in current function's scope.
9383 2008-01-29 Joseph Myers <joseph@codesourcery.com>
9385 * config.gcc (i[34567]86-*-nto-qnx*): Remove deprecation.
9387 2008-01-29 Bernhard Fischer <aldot@gcc.gnu.org>
9390 * ipa-struct-reorg.c: Fix spelling.
9391 * params.def: Ditto.
9393 2008-01-29 Richard Guenther <rguenther@suse.de>
9396 * tree-inline.h (struct copy_body_data): Add remapping_type_depth
9398 * tree-inline.c (remap_type): Increment remapping_type_depth
9399 around remapping types.
9400 (copy_body_r): Only add referenced variables if they are referenced
9401 from code, not types.
9403 2008-01-29 Douglas Gregor <doug.gregor@gmail.com>
9414 * c-pretty-print.c (pp_c_type_qualifier_list): Don't try to print
9415 qualifiers for an ERROR_MARK_NODE or a NULL_TREE.
9417 2008-01-28 Andy Hutchinson <hutchinsonandy@netscape.net>
9420 * config/avr/avr.c (expand_prologue): Use correct QI mode frame
9421 pointer for tiny stack.
9423 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
9425 * doc/tree-ssa.texi: Add cindex PHI nodes and improve wording.
9427 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
9429 * config/vx-common.h: Fix typo in comment.
9431 2008-01-28 Ian Lance Taylor <iant@google.com>
9435 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Don't
9436 coalesce pointers if they have different DECL_NO_TBAA_P values.
9437 * tree-ssa-copy.c (may_propagate_copy): Don't propagate copies
9438 between variables with different DECL_NO_TBAA_P values.
9440 2008-01-28 Nathan Froyd <froydnj@codesourcery.com>
9443 * config/rs6000/rs6000.c (small_data_operand): Vectors and floats
9444 are not legitimate small data references on SPE targets.
9446 2008-01-28 David Daney <ddaney@avtrex.com>
9448 * doc/install.texi (mips-*-*): Recommend binutils 2.18.
9450 2008-01-28 David Daney <ddaney@avtrex.com>
9452 * doc/install.texi (--disable-libgcj-bc): Reword documentation.
9454 2008-01-27 Joseph Myers <joseph@codesourcery.com>
9456 * config.gcc (strongarm*-*, ep9312*-*, xscale*-*, parisc*-*,
9457 m680[012]0-*, *-*-beos*, *-*-kaos*, *-*-linux*aout*,
9458 *-*-linux*libc1*, *-*-solaris2.[0-6], *-*-solaris2.[0-6].*,
9459 *-*-sysv*, *-*-windiss*, alpha*-*-unicosmk*, cris-*-aout,
9460 hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
9461 i[34567]86-sequent-ptx4*, i[34567]86-*-nto-qnx*,
9462 i[34567]86-*-sco3.2v5*, i[34567]86-*-uwin*, powerpc-*-chorusos*,
9463 vax-*-bsd*, vax-*-ultrix*): Mark obsolete.
9465 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
9467 * basic-block.h (condjump_equiv_p): Fix comment.
9469 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
9471 * tree-pretty-print.c (print_generic_decl, print_generic_stmt,
9472 print_generic_stmt_indented): Fix comment.
9474 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
9476 * configure.ac (__stack_chk_fail): Add detecion for availability
9477 of SSP in uClibc by checking if __UCLIBC_HAS_SSP__ is defined.
9478 * configure: Regenerate.
9480 2008-01-26 Maxim Kuvyrkov <maxim@codesourcery.com>
9483 * final.c (output_addr_const): Handle TRUNCATE.
9485 2008-01-26 Zdenek Dvorak <ook@ucw.cz>
9488 * tree-ssa-loop-ivopts.c (comp_cost): New type.
9489 (zero_cost, infinite_cost): New constants.
9490 (struct cost_pair): Change type of cost to comp_cost.
9491 (struct iv_ca): Change type of cand_use_cost and cost to comp_cost.
9492 (new_cost, add_costs, sub_costs, compare_costs, infinite_cost_p):
9494 (set_use_iv_cost, force_expr_to_var_cost, force_var_cost,
9495 split_address_cost, ptr_difference_cost, difference_cost,
9496 get_computation_cost_at, get_computation_cost,
9497 determine_use_iv_cost_generic, determine_use_iv_cost_address,
9498 determine_use_iv_cost_condition, determine_use_iv_costs,
9499 cheaper_cost_pair, iv_ca_recount_cost, iv_ca_set_no_cp,
9500 iv_ca_set_cp, iv_ca_cost, iv_ca_new, iv_ca_dump, iv_ca_extend,
9501 iv_ca_narrow, iv_ca_prune, try_improve_iv_set, find_optimal_iv_set):
9502 Change type of cost to comp_cost.
9503 (determine_iv_cost): Increase cost of non-original ivs, instead
9504 of decreasing the cost of original ones.
9505 (get_address_cost): Indicate the complexity of the addressing mode
9507 (try_add_cand_for): Prefer using ivs not specific to some object.
9508 * tree-flow.h (force_expr_to_var_cost): Declaration removed.
9510 2008-01-26 Peter Bergner <bergner@vnet.ibm.com>
9511 Janis Johnson <janis187@us.ibm.com>
9514 * doc/tm.texi (TARGET_EXPAND_TO_RTL_HOOK): Document.
9515 (TARGET_INSTANTIATE_DECLS): Likewise.
9516 * target.h (expand_to_rtl_hook): New target hook.
9517 (instantiate_decls): Likewise.
9518 * function.c (instantiate_decl): Make non-static. Rename to...
9519 (instantiate_decl_rtl): ... this.
9520 (instantiate_expr): Use instantiate_decl_rtl.
9521 (instantiate_decls_1): Likewise.
9522 (instantiate_decls): Likewise.
9523 (instantiate_virtual_regs: Call new instantiate_decls taget hook.
9524 * function.h (instantiate_decl_rtl): Add prototype.
9525 * cfgexpand.c (target.h): New include.
9526 (tree_expand_cfg): Call new expand_to_rtl_hook target hook.
9527 * target-def.h (TARGET_EXPAND_TO_RTL_HOOK): New define.
9528 (TARGET_INSTANTIATE_DECLS): Likewise.
9529 (TARGET_INITIALIZER): New target hooks added.
9530 * config/rs6000/rs6000-protos.h (rs6000_secondary_memory_needed_rtx):
9532 * config/rs6000/rs6000.c (tree-flow.h): New include.
9533 (machine_function): Add sdmode_stack_slot field.
9534 (rs6000_alloc_sdmode_stack_slot): New function.
9535 (rs6000_instantiate_decls): Likewise.
9536 (rs6000_secondary_memory_needed_rtx): Likewise.
9537 (rs6000_check_sdmode): Likewise.
9538 (TARGET_EXPAND_TO_RTL_HOOK): Target macro defined.
9539 (TARGET_INSTANTIATE_DECLS): Likewise.
9540 (rs6000_hard_regno_mode_ok): Allow SDmode.
9541 (num_insns_constant): Likewise. Handle _Decimal32 constants.
9542 (rs6000_emit_move): Handle SDmode.
9543 (function_arg_advance): Likewise.
9544 (function_arg): Likewise.
9545 (rs6000_gimplify_va_arg): Likewise. Add special handling of
9546 SDmode var args for 32-bit compiles.
9547 (rs6000_secondary_reload_class): Handle SDmode.
9548 (rs6000_output_function_epilogue): Likewise.
9549 (rs6000_function_value): Simplify if statement.
9550 (rs6000_libcall_value): Likewise.
9551 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Handle SDmode.
9552 (SECONDARY_MEMORY_NEEDED_RTX): Add define.
9553 * config/rs6000/dfp.md (movsd): New define_expand and splitter.
9554 (movsd_hardfloat): New define_insn.
9555 (movsd_softfloat): Likewise.
9556 (movsd_store): Likewise.
9557 (movsd_load): Likewise.
9558 (extendsddd2): Likewise.
9559 (extendsdtd2): Likewise.
9560 (truncddsd2): Likewise.
9561 (movdd_hardfloat64): Fixup comment.
9562 (UNSPEC_MOVSD_LOAD): New constant.
9563 (UNSPEC_MOVSD_STORE): Likewise.
9565 2008-01-26 Jakub Jelinek <jakub@redhat.com>
9568 * c-pretty-print.c (pp_c_exclusive_or_expression): Handle
9570 (pp_c_logical_and_expression): Handle TRUTH_AND_EXPR.
9571 (pp_c_logical_or_expression): Handle TRUTH_OR_EXPR.
9572 (pp_c_expression): Handle TRUTH_AND_EXPR, TRUTH_OR_EXPR
9575 2008-01-26 David Edelsohn <edelsohn@gnu.org>
9578 * config.gcc: Separate AIX 5.3 from AIX 6.1.
9579 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
9580 __LONGDOUBLE128 too.
9581 * config/rs6000/aix61.h: New file.
9583 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
9585 PR rtl-optimization/34959
9586 * optabs.c (expand_unop): In libcall notes, give ffs, clz, ctz,
9587 popcount and parity rtxes the same mode as their operand.
9588 Truncate or extend the result to the return value's mode
9591 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
9594 * config/mips/mips-protos.h (mips_expand_call): Return an rtx.
9595 * config/mips/mips.h (FIRST_PSEUDO_REGISTER): Rename FAKE_CALL_REGNO
9596 to GOT_VERSION_REGNUM.
9597 (CALL_REALLY_USED_REGISTERS): Set the GOT_VERSION_REGNUM entry to 0.
9598 (EPILOGUE_USES): Include GOT_VERSION_REGNUM if TARGET_USE_GOT.
9599 * config/mips/mips.c (mips_emit_call_insn): New function.
9600 (mips_call_tls_get_addr): Call mips_expand_call directly.
9601 (mips16_copy_fpr_return_value): Use mips_emit_call_insn rather than
9603 (mips16_build_call_stub): Likewise. Return the call insn or null.
9604 (mips_expand_call): Update the call to mips16_build_call_stub
9605 accordingly and a remove redundant condition. Assert that MIPS16
9606 stubs do not use lazy binding. Use mips_emit_call_insn and return
9608 (mips_extra_live_on_entry): Include GOT_VERSION_REGNUM if
9610 (mips_hard_regno_mode_ok_p): Allow SImode for GOT_VERSION_REGNUM.
9611 (mips_avoid_hazard): Remove hazard_set handling.
9612 * config/mips/mips.md (UNSPEC_EH_RECEIVER): Rename to...
9613 (UNSPEC_RESTORE_GP): ...this.
9614 (UNSPEC_SET_GOT_VERSION, UNSPEC_UPDATE_GOT_VERSION): New constants.
9615 (FAKE_CALL_REGNO): Rename to...
9616 (GOT_VERSION_REGNUM): ...this.
9617 (type): Add "ghost" value. Add an associated insn reservation.
9618 (hazard_set): Remove.
9619 (exception_receiver): Rename to...
9620 (restore_gp): ...this and update the unspec identifier accordingly.
9621 (exception_receiver, nonlocal_got_receiver): New expanders.
9622 (load_call<mode>): Use GOT_VERSION_REGNUM. Don't set
9623 FAKE_CALL_REGNO. Remove hazard_set attribute.
9624 (set_got_version, update_got_version): New patterns.
9626 2008-01-26 Danny Smith <dannysmith@users.sourceforge.net>
9629 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Define.
9631 2008-01-25 Joseph Myers <joseph@codesourcery.com>
9634 * doc/install.texi2html: Generate gcc-vers.texi.
9636 2008-01-25 DJ Delorie <dj@redhat.com>
9638 * config/m32c/m32c.h (ASM_PREFERRED_EH_DATA_FORMAT): Define.
9640 2008-01-25 Joseph Myers <joseph@codesourcery.com>
9642 * config/c4x: Remove directory.
9643 * config.gcc (crx-*, mt-*): Mark obsolete.
9644 (c4x-*, tic4x-*, c4x-*-rtems*, tic4x-*-rtems*, c4x-*, tic4x-*,
9645 h8300-*-rtemscoff*, ns32k-*-netbsdelf*, ns32k-*-netbsd*,
9646 sh-*-rtemscoff*): Remove cases.
9647 * defaults.h (C4X_FLOAT_FORMAT): Remove.
9648 * real.c (encode_c4x_single, decode_c4x_single,
9649 encode_c4x_extended, decode_c4x_extended, c4x_single_format,
9650 c4x_extended_format): Remove.
9651 * real.h (c4x_single_format, c4x_extended_format): Remove.
9652 * doc/extend.texi (interrupt, naked): Remove mention of attributes
9654 (Pragmas): Remove comment about c4x pragmas.
9655 * doc/install.texi (c4x): Remove target-specific instructions.
9656 * doc/invoke.texi (TMS320C3x/C4x Options): Remove.
9657 * doc/md.texi (Machine Constraints): Remove C4x documentation.
9658 * doc/tm.texi (MEMBER_TYPE_FORCES_BLK, c_register_pragma): Do not
9659 refer to C4x source files as examples.
9660 (C4X_FLOAT_FORMAT): Remove documentation.
9662 2008-01-25 Bernd Schmidt <bernd.schmidt@analog.com>
9664 * config/bfin/bfin.c (override_options): Reorder tests so that
9665 flag_pic gets enabled for -msep-data.
9667 2008-01-25 Richard Guenther <rguenther@suse.de>
9670 * expr.c (expand_expr_real_1): Reduce result of LSHIFT_EXPR
9671 to its bitfield precision if required.
9673 2008-01-25 Jakub Jelinek <jakub@redhat.com>
9676 * tree-nested.c (walk_omp_for): New function.
9677 (convert_nonlocal_reference, convert_local_reference): Call
9678 walk_omp_for on OMP_FOR.
9679 (convert_call_expr): Call walk_body on OMP_FOR's
9680 OMP_FOR_PRE_INIT_BODY.
9682 2008-01-25 Richard Guenther <rguenther@suse.de>
9684 PR tree-optimization/34966
9685 * tree-ssa-math-opts.c (execute_cse_sincos_1): For all but
9686 default defs and PHI_NODEs we have to insert after the
9689 2008-01-24 Nick Clifton <nickc@redhat.com>
9691 * config/stormy16/stormy16-lib2.c (MIN_UNITS_PER_WORD):
9692 Provide a default definition.
9693 (LIBGCC2_UNITS_PER_WORD): Likewise.
9695 * config/stormy16/stormy16.c: Include df.h for the prototype
9696 for df_regs_ever_live_p.
9697 (xstormy16_expand_builtin_va_start): Convert the stack offset
9698 into a component_ref and then use POINTER_PLUS_EXPR to add it
9699 to the incoming_virtual_args_rtx.
9700 (xstormy16_gimplify_va_arg_expr): Rename to
9701 xstormy16_gimplify_va_arg_expr.
9702 Use POINTER_PLUS_EXPR when performing pointer arithmetic.
9703 (TARGET_GIMPLIFY_VA_ARG_EXPR): Use renamed
9704 xstormy16_gimplify_va_arg_expr.
9705 Fix up some formatting issues.
9707 * config/stormy16/stormy16.c: (xstormy16_carry_plus_operand):
9708 Move to predicates.md.
9709 (xs_hi_general_operand): Likewise.
9710 (xs_hi_nonmemory_operand): Likewise.
9711 * config/stormy16/predicates.md:
9712 (xstormy16_carry_plus_operand): New predicate.
9713 (xs_hi_general_operand): New predicate.
9714 (xs_hi_nonmemory_operand): New predicate.
9715 * config/stormy16/stormy16-protos.h:
9716 (xstormy16_carry_plus_operand): Delete prototype.
9717 (xs_hi_general_operand): Likewise.
9718 (xs_hi_nonmemory_operand): Likewise.
9720 * config/storm16/stormy16.md (addhi3): Remove earlyclobber
9721 modifiers as they are no longer needed and they can trigger
9722 reload spill failures.
9724 * config/storm16/stormy16.md (ineqbranchsi): Replace match_dup
9725 with a match_operand in order to help reload.
9727 * config/storm16/stormy16.md (movhi_internal): Replace 'r'
9728 constraint with 'e' for the 8th alternative as this version of
9729 the mov.w instruction only accepts the lower 8 registers.
9731 2008-01-25 Uros Bizjak <ubizjak@gmail.com>
9734 * simplifx-rtx.c (simplify_const_binary_operation) [VEC_CONCAT]:
9735 Consider only CONST_INT, CONST_DOUBLE and CONST_FIXED as constant
9738 2008-01-25 Jakub Jelinek <jakub@redhat.com>
9741 * gimplify.c (gimplify_omp_for): Gimplify OMP_FOR_PRE_BODY.
9743 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
9745 * ipa-struct-reorg.c (remove_str_allocs_in_func, remove_str_allocs):
9747 (remove_structure): Update allocations list before removing structure.
9749 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
9751 * ipa-struct-reorg.c (is_safe_cond_expr,
9752 create_new_stmts_for_cond_expr): Use integer_zerop function,
9753 that recognize not only zero-pointer, but zero-integer too.
9755 2008-01-25 Ben Elliston <bje@au.ibm.com>
9758 * fixproto: Escape "." in sed expression that strips leading "./".
9760 2008-01-24 H.J. Lu <hongjiu.lu@intel.com>
9763 * gcc.c (SWITCH_OK): Removed.
9764 (SWITCH_LIVE): Changed to bit.
9765 (SWITCH_FALSE): Likewise.
9766 (SWITCH_IGNORE): Likewise.
9767 (switchstr): Change live_cond to unsigned int.
9768 (process_command): Replace SWITCH_OK with 0.
9769 (do_self_spec): Likewise.
9770 (set_collect_gcc_options): Check the SWITCH_IGNORE bit.
9771 (give_switch): Likewise.
9772 (used_arg): Likewise.
9773 (do_spec_1): Set the SWITCH_IGNORE bit.
9774 (check_live_switch): Check both SWITCH_LIVE and SWITCH_FALSE
9775 bits. Set the SWITCH_LIVE bit.
9777 2008-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
9779 * config/s390/s390.h (MOVE_RATIO): Define new target macro.
9781 2008-01-24 Richard Sandiford <rsandifo@nildram.co.uk>
9783 PR tree-optimization/34472
9784 * ipa-struct-reorg.c (safe_cond_expr_check): Change the DATA
9785 parameter to a "bool *" and set *DATA to false if there is
9786 an unsafe access. Do not delete the structure here.
9787 (check_cond_exprs): Delete it here instead.
9788 (check_cond_exprs, exclude_cold_structs): Do not increase
9789 I when removing a structure.
9791 2008-01-24 Uros Bizjak <ubizjak@gmail.com>
9794 * config/i386/i386.c (ix86_expand_vector_init): Consider only
9795 CONST_INT, CONST_DOUBLE and CONST_FIXED as constant vector elements.
9797 2008-01-24 Jakub Jakub Jelinek <jakub@redhat.com>
9800 * tree-stdarg.c (reachable_at_most_once): Use VEC vector instead of
9801 a fixed vector for stack.
9803 2008-01-24 Ben Elliston <bje@au.ibm.com>
9806 * doc/gcc.texi (Software development): Add a direntry for g++.
9808 2008-01-23 Hans-Peter Nilsson <hp@axis.com>
9810 * config/cris/cris.h (CC1PLUS_SPEC, OPTIMIZATION_OPTIONS): Drop
9811 stale and straggling -fforce-addr comments above.
9813 * config/cris/cris.h (CRIS_SUBTARGET_VERSION, TARGET_VERSION): Don't
9815 * config/cris/linux.h (CRIS_SUBTARGET_VERSION): Don't define.
9816 * config/cris/aout.h (CRIS_SUBTARGET_VERSION): Don't define.
9818 2008-01-23 Michael Matz <matz@suse.de>
9821 * dwarf2out.c (force_type_die): Use modified_type_die instead of
9824 2008-01-23 Andreas Krebbel <krebbel1@de.ibm.com>
9826 * ipa-struct-reorg.c (create_new_malloc): Use pointer type as
9829 2008-01-23 Anatoly Sokolov <aesok@post.ru>
9831 * config/avr/avr.c (avr_current_arch): New variable.
9832 (avr_arch_types): Add 'avr31' and 'avr51' entries.
9833 (avr_arch): Add 'ARCH_AVR31' and 'ARCH_AVR51'.
9834 (avr_mcu_types): Add 'avr31' and 'avr51' architectures.
9835 (avr_override_options): Init 'avr_current_arch'.
9836 (base_arch_s): Move from here...
9837 * config/avr/avr.h (base_arch_s): ... here. Add new members
9838 'have_elpm', 'have_elpmx', 'have_eijmp_eicall', 'reserved'. Rename
9839 'mega' to 'have_jmp_call'.
9840 (TARGET_CPU_CPP_BUILTINS): Define "__AVR_HAVE_JMP_CALL__",
9841 "__AVR_HAVE_RAMPZ__", "__AVR_HAVE_ELPM__" and "__AVR_HAVE_ELPMX__"
9843 (LINK_SPEC, CRT_BINUTILS_SPECS, ASM_SPEC): Add 'avr31' and 'avr51'
9845 * config/avr/t-avr (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
9846 MULTILIB_MATCHES): (Ditto.).
9848 2008-01-23 Richard Guenther <rguenther@suse.de>
9851 * cgraphunit.c (cgraph_reset_node): Always mark the node
9852 not reachable if it is not queued already.
9854 2008-01-23 Bernd Schmidt <bernd.schmidt@analog.com>
9856 * config/bfin/bfin-protos.h (WA_RETS, ENABLE_WA_RETS): New macros.
9857 * config/bfin/bfin.c (bfin_cpus): Add WA_RETS everywhere.
9858 (cputype_selected): New static variable.
9859 (bfin_handle_option): Set it if -mcpu is used.
9860 (override_option): Select default set of workarounds if no cpu type
9861 selected on the command line.
9862 (workaround_rts_anomaly): Only run if ENABLE_WA_RETS.
9864 From Michael Frysinger <michael.frysinger@analog.com>
9865 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add
9866 BFIN_CPU_BF547, BFIN_CPU_BF523, BFIN_CPU_BF524, and BFIN_CPU_BF526.
9868 * config/bfin/elf.h (LIB_SPEC): Use proper linker script
9869 for bf547, bf523, bf524, and bf526.
9870 * config/bfin/bfin.c (bfin_cpus[]): Add bf547, bf523, bf524, and
9872 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
9873 __ADSPBF523__ for bf523, __ADSPBF524__ for bf524,
9874 __ADSPBF526__ for bf526, __ADSPBF52x__ for all three, as well as
9875 __ADSPBF547__ and __ADSPBF54x__ for bf547.
9876 * doc/invoke.texi (Blackfin Options): Document that
9877 -mcpu now accept bf547, bf523, bf524, and bf526.
9879 2008-01-22 Eric Botcazou <ebotcazou@adacore.com>
9881 PR rtl-optimization/34628
9882 * combine.c (try_combine): Stop and undo after the first combination
9883 if an autoincrement side-effect on the first insn has effectively
9886 2008-01-22 David Edelsohn <edelsohn@gnu.org>
9889 * config/rs6000/rs6000.c (rs6000_legitimate_offset_address_p):
9890 Offset addresses are not valid for Altivec or paired float modes.
9892 2008-01-22 Jakub Jelinek <jakub@redhat.com>
9895 * c-parser.c (c_parser_omp_for_loop): Don't call c_finish_omp_for
9896 if DECL_INITIAL (decl) is error_mark_node.
9899 * c-common.c (handle_vector_size_attribute): Only allow
9900 integral, scalar float and fixed point types. Handle OFFSET_TYPE
9901 the same way as pointer, array etc. types.
9902 * tree.c (reconstruct_complex_type): Handle OFFSET_TYPE.
9905 * tree.c (build_type_attribute_qual_variant): Call
9906 build_qualified_type if attributes are equal, but quals are not.
9908 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9911 * doc/invoke.texi (-Wall): -Wall enables -Wstrict-overflow=1.
9912 * flags.h (warn_strict_aliasing): Remove.
9913 (warn_strict_overflow): Remove.
9914 * opts.c (warn_strict_aliasing): Remove.
9915 (warn_strict_overflow): Remove.
9916 * c-opts.c (c_common_handle_option): -Wall only sets
9917 -Wstrict-aliasing or -Wstrict-overflow if they are uninitialized.
9918 (c_common_post_options): Give default values to -Wstrict-aliasing
9919 and -Wstrict-overflow if they are uninitialized.
9920 * common.opt (Wstrict-aliasing): Specify Var and Init.
9921 (Wstrict-overflow): Likewise.
9923 2008-01-22 Kenneth Zadeck <zadeck@naturalbridge.com>
9925 PR rtl-optimization/26854
9926 PR rtl-optimization/34400
9927 PR rtl-optimization/34884
9928 * ddg.c (create_ddg_dep_from_intra_loop_link): Use
9930 * df.h (df_changeable_flags.DF_RD_NO_TRIM): Deleted
9931 (df_rd_bb_info.expanded_lr_out): Deleted
9932 * loop_invariant.c (find_defs): Deleted DF_RD_NO_TRIM flag.
9933 * loop_iv.c (iv_analysis_loop_init): Ditto. * df-problems.c
9934 (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
9935 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
9936 Removed code to allocate, initialize or free expanded_lr_out.
9937 (df_rd_bb_local_compute_process_def): Restructured to make more
9939 (df_rd_confluence_n): Removed code to no apply invalidate_by_call
9940 sets if the sets are being trimmed.
9942 2008-01-22 H.J. Lu <hongjiu.lu@intel.com>
9945 * configure.ac (ld_vers): Support GNU linker version xx.xx.*
9946 (as_vers): Likewise.
9947 * configure: Regenerated.
9949 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9952 * tree-pass.h (pass_build_alias): New pass.
9953 * tree-ssa-alias.c (gate_build_alias): New.
9954 (pass_build_alias): New.
9955 * passes.c (init_optimization_passes): Add pass_build_alias after
9956 pass_create_structure_vars.
9958 2008-01-22 Wolfgang Gellerich <gellerich@de.ibm.com>
9960 * config/s390/s390.h (S390_TDC_POSITIVE_NORMALIZED_NUMBER):
9961 Renamed to S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER.
9962 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): Renamed to
9963 S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER.
9964 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): Renamed to
9965 S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER.
9966 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): Renamed to
9967 S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER.
9968 (S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER): New constant.
9969 (S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER): New constant.
9970 (S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER): New constant.
9971 (S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER): New constant.
9972 * config/s390/s390.md (FP_ALL): New mode iterator.
9973 (_d): New mode attribute.
9974 ("*signbit<mode>2>"): Changed mode of first operand.
9975 ("isinf<mode>2"): Changed mode of first operand.
9976 ("*TDC_insn"): Adaptation for DFP modes.
9978 2008-01-22 Ben Elliston <bje@au.ibm.com>
9980 * tree.c (check_qualified_type): Improve function description.
9982 2008-01-21 Jason Merrill <jason@redhat.com>
9985 * tree.h (TRY_CATCH_IS_CLEANUP): New macro.
9986 * tree-eh.c (honor_protect_cleanup_actions): Strip TRY_CATCH_EXPR
9989 2008-01-21 DJ Delorie <dj@redhat.com>
9991 * doc/tm.texi (HARD_REGNO_NREGS): Note that this macro must not
9994 2008-01-21 Richard Guenther <rguenther@suse.de>
9997 * tree-cfg.c (verify_expr): Allow all invariant expressions
9998 instead of just constant class ones as reference argument.
9999 * tree-ssa-loop-im.c (for_each_index): Handle CONSTRUCTOR
10000 like any other constant.
10001 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
10003 2008-01-21 H.J. Lu <hongjiu.lu@intel.com>
10005 * regmove.c (fixup_match_1): Update call crossed frequencies.
10007 2008-01-21 Richard Guenther <rguenther@suse.de>
10010 * tree-inline.c (setup_one_parameter): Deal with mismatched
10011 types using a VIEW_CONVERT_EXPR.
10013 2008-01-21 Alon Dayan <alond@il.ibm.com>
10014 Olga Golovanevsky <olga@il.ibm.com>
10016 PR tree-optimization/34701
10017 * ipa-struct-reorg.c (gen_size): Fix the malloc parameter calculation
10018 when the structure size is not a power of 2.
10020 2008-01-20 Kenneth Zadeck <zadeck@naturalbridge.com>
10022 * doc/install.texi: Add doc for --enable-checking=df.
10024 2008-01-20 Kaz Kojima <kkojima@gcc.gnu.org>
10026 PR rtl-optimization/34808
10027 * emit-rtl.c (try_split): Handle REG_RETVAL notes.
10029 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
10031 * global.c (find_reg): Only compute EH_RETURN_DATA_REGNO once per
10034 2008-01-19 Kenneth Zadeck <zadeck@naturalbridge.com>
10036 PR rtl-optimization/26854
10037 PR rtl-optimization/34400
10038 * ddg.c (create_ddg_dep_from_intra_loop_link): Do not use
10040 * df.h (df_changeable_flags.DF_RD_NO_TRIM): New.
10041 (df_rd_bb_info.expanded_lr_out): New.
10042 * loop_invariant.c (find_defs): Added DF_RD_NO_TRIM flag.
10043 * loop_iv.c (iv_analysis_loop_init): Ditto.
10044 * df-problems.c (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
10045 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
10046 Added code to allocate, initialize or free expanded_lr_out.
10047 (df_rd_bb_local_compute_process_def): Restructured to make
10048 more understandable.
10049 (df_rd_confluence_n): Add code to do nothing with fake edges and
10050 code to no apply invalidate_by_call sets if the sets are being trimmed.
10051 (df_lr_local_finalize): Renamed to df_lr_finalize.
10052 (df_live_local_finalize): Renamed to df_live_finalize.
10054 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
10057 * config/mips/mips.md (div<mode>3): Use <recip_condition> when
10058 deciding whether to use reciprocal instructions.
10060 2008-01-19 Uros Bizjak <ubizjak@gmail.com>
10062 * dwarf2out.c (dwarf2out_switch_text_section): Do not call
10063 dwarf2out_note_section_used if cold_text_section is NULL.
10065 2008-01-19 Jakub Jelinek <jakub@redhat.com>
10067 PR gcov-profile/34610
10068 * tree-cfg.c (make_edges): Mark both outgoing edges from
10069 OMP_CONTINUE and from OMP_FOR as EDGE_ABNORMAL.
10070 * omp-low.c (expand_omp_for): Clear EDGE_ABNORMAL bits
10071 from OMP_FOR and OMP_CONTINUE outgoing edges.
10073 * tree-profile.c (tree_profiling): Return early if
10074 cfun->after_tree_profile != 0. Set cfun->after_tree_profile
10076 * omp-low.c (expand_omp_parallel): Copy after_tree_profile
10077 from cfun to child_cfun.
10078 * function.h (struct function): Add after_tree_profile bit.
10080 2008-01-19 Anatoly Sokolov <aesok@post.ru>
10082 * config/avr/avr.S (_exit): Disable interrupt.
10084 2008-01-18 Kenneth Zadeck <zadeck@naturalbridge.com>
10085 Steven Bosscher <stevenb.gcc@gmail.com>
10087 PR rtl-optimization/26854
10088 PR rtl-optimization/34400
10089 * df-problems.c (df_live_scratch): New scratch bitmap.
10090 (df_live_alloc): Allocate df_live_scratch when doing df_live.
10091 (df_live_reset): Clear the proper bitmaps.
10092 (df_live_bb_local_compute): Only process the artificial defs once
10093 since the order is not important.
10094 (df_live_init): Init the df_live sets only with the variables
10095 found live by df_lr.
10096 (df_live_transfer_function): Use the df_lr sets to prune the
10097 df_live sets as they are being computed.
10098 (df_live_free): Free df_live_scratch.
10100 2008-01-18 Ian Lance Taylor <iant@google.com>
10102 * common.opt: Add fmerge-debug-strings.
10103 * dwarf2out.c (DEBUG_STR_SECTION_FLAGS): Test
10104 flag_merge_debug_strings rather than flag_merge_constants.
10105 * doc/invoke.texi (Option Summary): Mention
10106 -fmerge-debug-strings.
10107 (Debugging Options): Document -fmerge-debug-strings.
10109 2008-01-18 Ian Lance Taylor <iant@google.com>
10112 * tree.h (DECL_IS_OPERATOR_NEW): Define.
10113 (struct tree_function_decl): Add new field operator_new_flag.
10114 * tree-inline.c (expand_call_inline): When inlining a call to
10115 operator new, force the return value to go into a variable, and
10116 set DECL_NO_TBAA_P on that variable.
10117 * c-decl.c (merge_decls): Merge DECL_IS_OPERATOR_NEW flag.
10119 2008-01-18 Uros Bizjak <ubizjak@gmail.com>
10122 * dwarf2out.c (dwarf2out_switch_text_section): Do not guard with
10123 DWARF2_DEBUGGING_INFO.
10124 (dwarf2out_note_section_used): Ditto. Add prototype.
10125 (have_multiple_function_sections, text_section_used,
10126 cold_text_section_used, *cold_text_sections): Move declarations
10129 2008-01-17 Bob Wilson <bob.wilson@acm.org>
10131 * config/xtensa/unwind-dw2-xtensa.h (_Unwind_FrameState): Remove pc
10132 field and add signal_ra.
10133 * config/xtensa/unwind-dw2-xtensa.c (uw_frame_state_for): Remove
10134 assignments to frame state pc. Move end of stack check after
10135 MD_FALLBACK_FRAME_STATE_FOR.
10136 (uw_update_context_1): Use frame state signal_regs if set, instead
10137 of checking signal_frame flag.
10138 (uw_update_context): Use frame state signal_ra if set.
10139 * config/xtensa/linux.h (MD_UNWIND_SUPPORT): Define.
10140 * config/xtensa/linux-unwind.h: New file.
10142 2008-01-18 Bernhard Fischer <aldot@gcc.gnu.org>
10144 * modulo-sched.c (get_sched_window): Fix comment typo.
10146 2008-01-17 Andrew MacLeod <amacleod@redhat.com>
10148 PR tree-optimization/34648
10149 * tree-ssa-sccvn.c (visit_use): Expressions which can throw are varying.
10151 2008-01-17 Anatoly Sokolov <aesok@post.ru>
10153 * config/avr/avr.h (LINK_SPEC): Support -mrelax and -mpmem-wrap-around.
10154 * config/avr/avr.opt (mrelax, mpmem-wrap-around): Add.
10156 2008-01-17 Seongbae Park <seongbae.park@gmail.com>
10158 PR rtl-optimization/34400
10159 * df-core.c (df_worklist_dataflow_overeager,
10160 df_worklist_dataflow_doublequeue): New functions.
10161 (df_worklist_dataflow): Two different worklist solvers.
10162 * params.def (PARAM_DF_DOUBLE_QUEUE_THRESHOLD_FACTOR):
10165 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
10168 * doc/invoke.texi: Document the dependence on pthread for fopenmp
10169 and ftree-parallelize-loops.
10171 2008-01-17 Mircea Namolaru <namolaru@il.ibm.com>
10173 PR rtl-optimization/34826
10174 * loop-doloop (doloop_modify): Update the REG_BR_PROB note.
10176 2008-01-17 Andreas Krebbel <krebbel1@de.ibm.com>
10178 * global.c (find_reg): Mark the eh regs as used if necessary.
10179 * ra-conflict.c (global_conflicts): Set no_eh_reg flag.
10180 * ra.h (struct allocno): no_eh_reg field added. Changed
10181 no_stack_reg type to bitfield.
10183 2008-01-17 Eric Botcazou <ebotcazou@adacore.com>
10185 * tree.c (substitute_in_expr): Add missing 'break'.
10187 2008-01-17 Richard Guenther <rguenther@suse.de>
10189 PR tree-optimization/34825
10190 * tree-ssa-math-opts.c (is_division_by): Do not recognize
10191 x / x as division to handle.
10193 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10195 * pa64-hpux.h (LIB_SPEC): Add "-lpthread" in shared links if "-mt" or
10196 "-pthread" is specified.
10197 * pa-hpux11.h (LIB_SPEC): Likewise.
10199 2008-01-16 Janis Johnson <janis187@us.ibm.com>
10200 Peter Bergner <bergner@vnet.ibm.com>
10202 PR rtl-optimization/33796
10203 * sparseset.c (sparseset_alloc): Use xcalloc rather than xmalloc.
10205 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10207 PR libgfortran/34699
10208 * pa-hpux.h (LINK_SPEC): Only search /lib/pa1.1 and /usr/lib/pa1.1 on
10210 * pa-hpux10.h (LINK_SPEC): Likewise.
10211 * pa-hpux11.h (LINK_SPEC): Don't search /lib/pa1.1 and /usr/lib/pa1.1.
10213 2008-01-16 Richard Guenther <rguenther@suse.de>
10215 PR middle-end/32628
10216 * fold-const.c (fold_convert_const_int_from_int): Do not
10217 set overflow if that occured only because of a sign extension
10218 change when converting from/to a sizetype with the same
10219 precision and signedness.
10221 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
10224 * dwarf2out.c (output_call_frame_info): Move output of FDE initial
10225 location address to the correct place. Update copyright year.
10227 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
10229 * lambda-code.c (lambda_transform_legal_p): Handle the case of
10230 no dependences in the dependence_relations vector.
10232 2008-01-16 Jan Hubicka <jh@suse.cz>
10234 PR rtl-optimization/31396
10235 * regstat.c (regstat_bb_compute_ri): Compute FREQ_CALLS_CROSSED.
10236 * cfg.c (dump_reg_info): Print it.
10237 * regs.h (struct reg_info_t): add freq_calls_crossed.
10238 (REG_FREQ_CALLS_CROSSED): New macro.
10239 * global.c (global_alloc): Compute freq_calls_crossed for allocno.
10240 (find_reg): Update call of CALLER_SAVE_PROFITABLE.
10241 * regmove.c (optimize_reg_copy_1, optimize_reg_copy_2, fixup_match_2,
10242 regmove_optimize): Update call crossed frequencies.
10243 * local-alloc.c (struct qty): Add freq_calls_crossed.
10244 (alloc_qty): Copute freq_calls_crossed.
10245 (update_equiv_regs, combine_regs): Update REG_FREQ_CALLS_CROSSED.
10246 (find_free_reg): Update call of CALLER_SAVE_PROFITABLE.
10247 * ra.h (struct allocno): Add freq_calls_crossed.
10249 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
10251 * gcc.c (LINK_COMMAND_SPEC): Add includes and link options for
10252 libgomp when compiling with ftree-parallelize-loops.
10253 (GOMP_SELF_SPECS): Add -pthread for ftree-parallelize-loops.
10255 2008-01-16 Richard Guenther <rguenther@suse.de>
10257 PR tree-optimization/34769
10258 * tree-data-ref.c (initialize_matrix_A): Revert fix for PR34458.
10259 * tree.c (int_cst_value): Instead make this function more
10260 permissive in what it accepts as valid input. Document this
10261 function always sign-extends the value.
10263 2008-01-16 Jakub Jelinek <jakub@redhat.com>
10264 Richard Guenther <rguenther@suse.de>
10267 * gimplify.c (fold_indirect_ref_rhs): Rename to ...
10268 (gimple_fold_indirect_ref_rhs): ... this.
10269 (gimple_fold_indirect_ref): New function with foldings
10270 that preserve lvalueness.
10271 (gimplify_modify_expr_rhs): Call gimple_fold_indirect_ref_rhs.
10272 * tree-flow.h (gimple_fold_indirect_ref): Declare.
10273 * tree-inline.c (copy_body_r): Use gimple_fold_indirect_ref
10274 to fold an INDIRECT_REF, fall back to the old use of
10275 fold_indirect_ref_1.
10277 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
10279 * tree-data-ref.c (subscript_dependence_tester_1): Call
10280 free_conflict_function.
10281 (compute_self_dependence): Same.
10283 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
10286 * debug.h (dwarf2out_switch_text_section): Move declaration from ...
10287 * dwarf2out.c (dwarf2out_switch_text_section): ... here. Make
10289 * final.c (final_scan_insn) [NOTE_INSN_SWITCH_TEXT_SECTIONS]:
10290 Depending on dwarf2out_do_frame, call dwarf2out_switch_text_section
10291 for DWARF2_UNWIND_INFO targets.
10293 2008-01-16 Richard Guenther <rguenther@suse.de>
10296 * c-typeck.c (common_pointer_type): Do not merge inconsistent
10297 type qualifiers for function types.
10299 2008-01-15 Jerry DeLisle <jvdelisle@gcc.gnu.org>
10301 * tree-parloops.c (gen_parallel_loop): Fix ommision of declaration for
10302 loop_iterator li from previous commit.
10304 2008-01-15 Sebastian Pop <sebastian.pop@amd.com>
10306 * tree-parloops.c (gen_parallel_loop): Free loop bound estimations.
10308 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
10310 * tree-parloops.c (loop_has_blocks_with_irreducible_flag): New.
10311 (parallelize_loops): Don't parallelize irreducible components.
10313 2008-01-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10316 * c-opts (c_common_post_options): Do not enable CPP
10317 flag_pedantic_errors by default.
10319 2008-01-14 Eric Botcazou <ebotcazou@adacore.com>
10321 PR rtl-optimization/31944
10322 * cse.c (remove_pseudo_from_table): New function.
10323 (merge_equiv_classes): Use above function to remove pseudo-registers.
10324 (invalidate): Likewise.
10326 2008-01-13 Richard Guenther <rguenther@suse.de>
10328 PR middle-end/34601
10329 * emit-rtl.c (set_reg_attrs_for_decl_rtl): Use DECL_MODE
10330 instead of TYPE_MODE to deal with calls from expand_one_error_var.
10332 2008-01-13 Uros Bizjak <ubizjak@gmail.com>
10334 * gcse.c (cprop_jump): Call validate_unshare_change instead of
10335 validate_change to unshare the source of the PC set.
10337 2008-01-12 Jan Hubicka <jh@suse.cz>
10339 PR middle-end/32135
10340 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Do not construct
10341 references above array bounds. This might trigger bounds checks for
10342 pointers to arrays.
10344 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
10346 * tree-ssa-ter.c (free_temp_expr_table): Free num_in_part and
10347 new_replaceable_dependencies.
10349 2008-01-12 Doug Kwan <dougkwan@google.com>
10351 * c-decl.c: (grokdeclarator): Use OPT_Wignored_qualifiers
10352 instead of OPT_Wreturn_type in warning due to ignored return type
10354 * c-opt.c (c_common_post_option): Add -Wignored-qualifiers to
10355 options included in -Wextra.
10356 * c.opt: New option -Wignored_qualifiers.
10357 * doc/invoke.texi (Warning Options, -Wextra): Add new option
10358 -Wignore_qualifiers.
10359 (-Wignored-qualifiers): Document.
10360 (-Wreturn-type): Remove description of functionality now handled
10361 by -Wignored-qualifiers.
10363 2008-01-12 Eric Botcazou <ebotcazou@adacore.com>
10366 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Fold an existing
10367 NOP_EXPR if it is between integral types with the same precision.
10369 2008-01-12 Jan Hubicka <jh@suse.cz>
10372 * invoke.texi (max-inline-recursive-depth): Fix default value.
10374 2008-01-12 Zdenek Dvorak <ook@ucw.cz>
10376 * tree-parloops.c (transform_to_exit_first_loop): Cast nit to the
10379 2008-01-11 Bob Wilson <bob.wilson@acm.org>
10381 * config/xtensa/xtensa.c (override_options): Set flag_shlib.
10383 2008-01-11 James E. Wilson <wilson@specifix.com>
10386 * config/vax/elf.h (FRAME_POINTER_CFA_OFFSET): Define.
10388 2008-01-11 Anatoly Sokolov <aesok@post.ru>
10390 * config/avr/avr.c (expand_prologue, expand_epilogue): Don't
10391 save/restore frame pointer register and don't use 'call-prologues'
10392 optimization in function with "OS_task" attribute.
10394 2008-01-11 Eric Botcazou <ebotcazou@adacore.com>
10396 PR middle-end/31309
10397 * expr.c (copy_blkmode_from_reg): Use a mode suited to the size
10398 when copying to memory.
10400 2008-01-11 Steven Bosscher <stevenb.gcc@gmail.com>
10402 PR rtl-optimization/30905
10403 * cfgcleanup.c: Include dce.h
10404 (crossjumps_occured): New global variable.
10405 (try_crossjump_bb): Exit loop after finding a fallthru edge.
10406 If something changed, set crossjumps_occured to true.
10407 (try_optimize_cfg): Clear crossjumps_occured at the beginning.
10408 Don't add/remove fake edges to exit here...
10409 (cleanup_cfg): ...but do it here, when crossjumping.
10410 Run a fast DCE when successful crossjumps occured in the latest
10411 iteration of try_optimize_cfg.
10413 2008-01-11 Richard Guenther <rguenther@suse.de>
10415 * tree-ssa-sccvn.c (struct vn_binary_op_s): Move hashcode near opcode.
10416 (struct vn_unary_op_s): Likewise.
10417 (vn_reference_insert): Free old reference on hash collision.
10419 2008-01-10 Raksit Ashok <raksit@google.com>
10421 PR rtl-optimization/27971
10422 * combine.c (find_split_point): Split PLUS expressions which are
10423 inside a MEM rtx, and whose first operand is complex.
10425 2008-01-10 DJ Delorie <dj@redhat.com>
10427 * config/m32c/m32c.c (m32c_hard_regno_nregs_1): Renamed from...
10428 (m32c_hard_regno_nregs): ...this, which is now a wrapper.
10429 (m32c_hard_regno_ok): Call the underlying function.
10431 2008-01-10 Richard Guenther <rguenther@suse.de>
10433 PR middle-end/34683
10434 * tree-cfg.c (tree_merge_blocks): Do not go through the
10435 full-blown folding and stmt updating path if we just deal
10436 with virtual operands.
10437 * tree-ssa-copy.c (may_propagate_copy): Do not short-cut
10438 test for abnormal SSA_NAMEs.
10440 2008-01-10 Andreas Krebbel <krebbel1@de.ibm.com>
10442 PR middle-end/34641
10443 * reload.c (push_reload): Add assertions. All constants from
10444 reg_equiv_constant should have been used for replacing the respective
10446 (find_reloads_address): Invoke find_reloads_address_part for
10447 constant taken from the reg_equiv_constant array.
10449 2008-01-10 Steven Bosscher <stevenb.gcc@gmail.com>
10451 * tree-ssa-sccvn.h (struct vn_ssa_aux): Make the most accessed
10452 field (valnum) the first in the struct. Replace bools with
10455 2008-01-10 Richard Guenther <rguenther@suse.de>
10457 PR tree-optimization/34651
10458 * tree-sra.c (sra_build_assignment): Sanitize. Use the correct
10459 types and ordering for masking and converting.
10461 2008-01-09 Sebastian Pop <sebastian.pop@amd.com>
10463 PR tree-optimization/34017
10464 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Generate code
10465 also for PHI_NODE expressions.
10467 2008-01-09 Jan Hubicka <jh@suse.cz>
10469 PR tree-optimization/34708
10470 * tree-inline.c (estimate_num_insns_1): Compute cost of SWITCH_EXPR
10471 based on number of case labels.
10472 (init_inline_once): Remove switch_cost.
10473 * tree-inline.h (eni_weights_d): Remove switch_cost.
10475 2008-01-09 Richard Guenther <rguenther@suse.de>
10476 Andrew Pinski <andrew_pinski@playstation.sony.com>
10478 PR middle-end/30132
10479 * gimplify.c (gimplify_cond_expr): Do not create an addressable
10480 temporary if an rvalue is ok or an lvalue is not required.
10482 2008-01-09 Richard Guenther <rguenther@suse.de>
10484 PR middle-end/34458
10485 * tree-data-ref.c (initialize_matrix_A): Use tree_low_cst,
10486 adjust return type.
10488 2008-01-09 Richard Guenther <rguenther@suse.de>
10490 PR middle-end/34679
10491 * tree.c (host_integerp): Check for sizetype only if the
10492 type is an integer type.
10494 2008-01-09 Steven Bosscher <stevenb.gcc@gmail.com>
10497 * opts.c (decode_options): Disable inlining of functions called
10498 once if not in unit-at-a-time mode.
10500 2008-01-09 Alexandre Oliva <aoliva@redhat.com>
10502 * Makefile.in (dse.o): Remove duplicate $(RECOG_H) dependency.
10504 2008-01-08 Richard Guenther <rguenther@suse.de>
10506 PR middle-end/31863
10507 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Bail
10508 out early if the result will be unused.
10510 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
10515 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
10516 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
10519 2008-01-08 Jan Sjodin <jan.sjodin@amd.com>
10521 * config/i386/i386.c (k8_cost, amdfam10_cost): Branch costs
10522 for vectorization tuned.
10524 2008-01-08 Richard Guenther <rguenther@suse.de>
10526 PR tree-optimization/34683
10527 * tree-ssa-operands.c (operand_build_cmp): Export.
10528 * tree-ssa-operands.h (operand_build_cmp): Declare.
10529 * tree-vn.c (vuses_compare): Remove.
10530 (sort_vuses): Use operand_build_cmp.
10531 (sort_vuses_heap): Likewise.
10532 * tree-ssa-sccvn.c (vuses_to_vec): Use VEC_reserve, not VEC_alloc
10533 to re-use old VEC if available. Do not sort already sorted VUSEs.
10534 (vdefs_to_vec): Do not sort already sorted VDEFs.
10536 2008-01-08 Jakub Jelinek <jakub@redhat.com>
10538 PR middle-end/34694
10539 * omp-low.c (copy_var_decl): Copy also DECL_SOURCE_LOCATION.
10541 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
10544 * doc/invoke.texi (i386 and x86-64 Options) [mrecip]: Document
10545 limitations of reciprocal sequences on x86 targets.
10547 2008-01-08 Richard Guenther <rguenther@suse.de>
10549 PR tree-optimization/34683
10550 * tree-flow-inline.h (var_ann): Remove overzealous asserts.
10552 2008-01-07 Jakub Jelinek <jakub@redhat.com>
10555 * config/darwin.c (darwin_mergeable_string_section): Don't use
10556 .cstring if int_size_in_bytes != TREE_STRING_LENGTH.
10558 2008-01-07 Uros Bizjak <ubizjak@gmail.com>
10561 * config/i386/i386.md (neg<mode>2): Rename from negsf2, negdf2 and
10562 negxf2. Macroize expander using X87MODEF mode iterator. Change
10563 predicates of op0 and op1 to register_operand.
10564 (abs<mode>2): Rename from abssf2, absdf2 and negxf2. Macroize
10565 expander using X87MODEF mode iterator. Change predicates of
10566 op0 and op1 to register_operand.
10567 ("*absneg<mode>2_mixed", "*absneg<mode>2_sse"): Rename from
10568 corresponding patterns and macroize using MODEF macro. Change
10569 predicates of op0 and op1 to register_operand and remove
10570 "m" constraint. Disparage "r" alternative with "!".
10571 ("*absneg<mode>2_i387"): Rename from corresponding patterns and
10572 macroize using X87MODEF macro. Change predicates of op0 and op1
10573 to register_operand and remove "m" constraint. Disparage "r"
10574 alternative with "!".
10575 (absneg splitter with memory operands): Remove.
10576 ("*neg<mode>2_1", "*abs<mode>2_1"): Rename from corresponding
10577 patterns and macroize using X87MODEF mode iterator.
10578 * config/i386/sse.md (negv4sf2, absv4sf2, neg2vdf2, absv2df2):
10579 Change predicate of op1 to register_operand.
10580 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Remove support
10581 for memory operands.
10583 2008-01-07 Nathan Froyd <froydnj@codesourcery.com>
10585 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add clause for mcpu=8548.
10587 2008-01-07 Richard Guenther <rguenther@suse.de>
10589 * basic-block.h (struct edge_def): Pair dest_idx with goto_locus
10592 2008-01-07 Richard Guenther <rguenther@suse.de>
10594 PR tree-optimization/34683
10595 * tree-ssa-sccvn.c (vuses_to_vec): Pre-allocate the vector of
10596 VOPs of the needed size to save memory. Use VEC_quick_push
10597 to save compile-time.
10598 (vdefs_to_vec): Likewise.
10600 2008-01-07 Sa Liu <saliu@de.ibm.com>
10602 * config/spu/spu.md (divdf3): Genetate inline code for double
10603 division. The implementation doesn't handle INF or NAN, therefore it
10604 only applies when -ffinite-math-only is given.
10606 2008-01-06 Paolo Carlini <pcarlini@suse.de>
10609 * c-cppbuiltin.c (c_cpp_builtins): Define __GXX_RTTI, if appropriate.
10610 * doc/cpp.texi ([Common Predefined Macros]): Document.
10612 2008-01-06 Uros Bizjak <ubizjak@gmail.com>
10614 * config/i386/i386.c (ix86_emit_swsqrtsf): Use negative constants in
10615 order to use commutative addition instead of subtraction.
10617 2008-01-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
10618 Mircea Namolaru <namolaru@il.ibm.com>
10619 Vladimir Yanovsky <yanov@il.ibm.com>
10620 Revital Eres <eres@il.ibm.com>
10622 PR tree-optimization/34263
10623 * tree-outof-ssa.c (process_single_block_loop_latch,
10624 contains_tree_r): New functions.
10625 (analyze_edges_for_bb): Call process_single_block_loop_latch
10626 function to empty single-basic-block latch block if possible.
10628 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
10630 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
10632 (ix86_emit_swsqrtsf): Do not filter out infinity for rsqrt expansion.
10634 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
10636 * c-omp.c (check_omp_for_incr_expr): Handle CONVERT_EXPR.
10638 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
10640 * config/mips/mips.c (mips_in_small_data_p): Reinstate size > 0 check.
10642 2008-01-05 Jakub Jelinek <jakub@redhat.com>
10644 PR tree-optimization/34618
10645 * tree-outof-ssa.c (create_temp): Copy over DECL_GIMPLE_REG_P
10648 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
10651 * config/i386/i386.c (ix86_emit_swsqrtsf): Swap input operands
10652 in the call to gen_rtx_NE. Remove unneeded VECTOR_MODE_P check.
10653 Update copyright year.
10655 * config/i386/i386.md (rsqrtsf2): Enable for TARGET_SSE_MATH.
10656 Update copyright year.
10657 * config/i386/sse.md (rsqrtv4sf2): Ditto. Unconditionally expand
10660 2008-01-05 Zhouyi Zhou <zhouzhouyi@FreeBSD.org>
10662 * tree-vrp.c (find_conditional_asserts): Remove redundant check that
10663 edge does not point to current bb before changing need_assert.
10665 2008-01-04 Richard Guenther <rguenther@suse.de>
10667 PR middle-end/34029
10668 * tree-cfg.c (verify_expr): Do not look inside ADDR_EXPRs
10669 for verifying purposes if they are is_gimple_min_invariant.
10671 2008-01-04 Aldy Hernandez <aldyh@redhat.com>
10673 PR tree-optimization/34448
10674 PR tree-optimization/34465
10675 * gimplify.c (gimplify_init_constructor): Add new parameter
10676 notify_temp_creation. Use it.
10677 (gimplify_modify_expr_rhs): Take volatiles into account when
10678 optimizing constructors.
10679 Do not optimize constructors if gimplify_init_constructor will dump to
10681 * gcc.dg/tree-ssa/pr32901.c: Tests const volatiles.
10682 * gcc.c-torture/compile/pr34448.c: New.
10684 2008-01-04 Jakub Jelinek <jakub@redhat.com>
10686 PR gcov-profile/34609
10687 * tree-inline.c (declare_return_variable): Set TREE_ADDRESSABLE on
10688 return_slot if result is TREE_ADDRESSABLE.
10690 2008-01-04 Richard Sandiford <rsandifo@nildram.co.uk>
10692 * config/mips/mips.md (sqrt_condition): Tweak comment.
10693 (recip_condition): Likewise. Require TARGET_FLOAT64 for DFmode.
10695 2008-01-03 Tom Tromey <tromey@redhat.com>
10698 * c-common.c (c_type_hash): Handle VLAs.
10700 2008-01-03 Jan Hubicka <jh@suse.cz>
10702 PR tree-optimization/31081
10703 * tree-inline.c (remap_ssa_name): Initialize uninitialized SSA vars to
10704 0 when inlining and not inlining to first basic block.
10705 (remap_decl): When var is initialized to 0, don't set default_def.
10706 (expand_call_inline): Set entry_bb.
10707 * tree-inline.h (copy_body_data): Add entry_bb.
10709 2008-01-03 Jakub Jelinek <jakub@redhat.com>
10712 * cgraphunit.c (cgraph_build_static_cdtor): set_cfun back to NULL
10715 PR tree-optimization/29484
10716 * tree-inline.c (inline_forbidden_p_2): New function.
10717 (inline_forbidden_p): Disallow inlining if some static var
10718 has an address of a local LABEL_DECL in its initializer.
10719 * doc/extend.texi (Labels as Values): Document &&foo behaviour
10722 2008-01-03 Sebastian Pop <sebastian.pop@amd.com>
10724 PR tree-optimization/34635
10725 * tree-data-ref.c (add_other_self_distances): Make sure that the
10726 evolution step is constant.
10728 2008-01-03 Jakub Jelinek <jakub@redhat.com>
10730 PR middle-end/34608
10731 * omp-low.c (expand_omp_parallel): Purge dead EH edges in the child fn.
10733 2008-01-02 Richard Sandiford <rsandifo@nildram.co.uk>
10735 * tree-sra.c (scalarize_init): Insert the generate_element_init
10736 statements after the generate_element_zero statements.
10738 2008-01-02 Richard Guenther <rguenther@suse.de>
10740 PR middle-end/34093
10741 PR middle-end/31976
10742 * tree-ssa-operands.c (ssa_operand_alloc): Also allocate a buffer
10743 for very large number of operands instead of ICEing.
10745 2008-01-02 Arthur Norman <acn1@cam.ac.uk>
10748 * config/i386/i386.c (ix86_expand_prologue): Save red-zone
10749 while stack probing.
10751 2008-01-01 Douglas Gregor <doug.gregor@gmail.com>
10753 * c-opts.c (sanitize_cpp_opts): Don't warn about "long long" when
10756 2008-01-01 Volker Reichelt <v.reichelt@netcologne.de>
10758 PR libmudflap/26442
10759 * tree-mudflap.c (mx_register_decls): Guard warning by
10760 !DECL_ARTIFICIAL check.
10762 2008-01-01 Jakub Jelinek <jakub@redhat.com>
10764 * config/i386/sse.md (sse5_pperm, sse5_pperm_pack_v2di_v4si,
10765 sse5_pperm_pack_v4si_v8hi, sse5_pperm_pack_v8hi_v16qi,
10766 sse5_perm<mode>): Fix constraints.