1 2008-05-30 Richard Guenther <rguenther@suse.de>
3 * builtins.c (build_string_literal): Avoid generating
4 a non-gimple_val result.
6 2008-05-30 DJ Delorie <dj@redhat.com>
8 * exec-tool.in: Use an environment variable (private) instead of a
9 file (shared) as a semaphore, so as to not break parallel builds.
11 2008-05-30 Steven Bosscher <stevenb.gcc@gmail.com>
13 * optabs.c (maybe_encapsulate_block): Remove.
14 (emit_libcall_block): Adjust accordingly.
15 * optabs.h (maybe_encapsulate_block): Remove prototype.
17 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address):
18 Don't use maybe_encapsulate_block.
20 2008-05-30 Steven Bosscher <stevenb.gcc@gmail.com>
22 * config/rs6000/rs6000.c (rs6000_legitimize_address,
23 rs6000_legitimize_reload_address, rs6000_emit_move): Make sure an
24 rtx is a SYMBOL_REF before calling get_pool_constant.
26 2008-05-30 Eric Botcazou <ebotcazou@adacore.com>
28 * fold-const.c (fold_unary) <CASE_CONVERT>: Add ??? comment.
30 2008-05-30 Danny Smith <dannysmith@users.sourceforge.net>
32 * incpath.c: Use HOST_LACKS_INODE_NUMBERS conditional
33 rather than OS names to choose INO_T_EQ definition.
34 (DIRS_EQ) [!INO_T_EQ]: Don't worry about case in comparison.
35 (add_path) [!INO_T_EQ]: Use lrealpath to fill canonical_name
38 2008-05-29 Daniel Franke <franke.daniel@gmail.com>
41 * config/darwin-f.c: New.
42 * config/t-darwin: Added rule to build darwin-f.o.
43 * config.gcc: Defined new variable, fortran_target_objs.
44 (*-*-darwin*): Set fortran_target_objs.
45 * Makefile.in: Defined new variable FORTRAN_TARGET_OBJS.
46 * configure.ac: Substitute fortran_target_objs, set
48 * configure: Regenerated.
50 2008-05-29 H.J. Lu <hongjiu.lu@intel.com>
53 * config/i386/i386.c (ix86_function_arg_boundary): Convert to
54 canonical type if needed.
56 2008-05-29 Eric Botcazou <ebotcazou@adacore.com>
58 * tree-nested.c (check_for_nested_with_variably_modified): Fix typo.
60 2008-05-29 Richard Guenther <rguenther@suse.de>
62 PR tree-optimization/36343
63 PR tree-optimization/36346
64 PR tree-optimization/36347
65 * tree-flow.h (clobber_what_p_points_to): Declare.
66 * tree-ssa-structalias.c (set_uids_in_ptset): Whether the
67 pointed-to variable is dereferenced is irrelevant to whether
68 the pointer can access the pointed-to variable.
69 (clobber_what_p_points_to): New function.
70 * tree-ssa-alias.c (set_initial_properties): Use it.
71 * tree-ssa.c (verify_flow_sensitive_alias_info): Adjust
72 call clobber check for NMTs.
74 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
76 * value-prof.c (tree_ic_transform): Use HOST_WIDEST_INT_PRINT_DEC
77 for printing gcov_type.
79 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
81 * tree-ssa-propagate.c (set_rhs): Preserve the histogram
82 and the eh region information.
83 * value-prof.c (gimple_move_stmt_histograms): New function.
84 * value-prof.h (gimple_move_stmt_histograms): New function declaration.
86 2008-05-28 Andreas Tobler <a.tobler@schweiz.org>
88 * config/pa/pa.md: Remove extern frame_pointer_needed declaration.
90 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
92 * value-prof.c (tree_ic_transform): Print counts.
93 * tree-profile.c (tree_gen_ic_func_profiler):
94 Clear __gcov_indreict_call_callee variable
95 to avoid misattribution of the profile.
97 2008-05-28 Rafael Espindola <espindola@google.com>
99 * see.c (see_def_extension_not_merged): Use copy_rtx_if_shared to avoid
102 2008-05-28 Richard Guenther <rguenther@suse.de>
104 PR tree-optimization/36339
105 * tree-ssa-alias.c (set_initial_properties): Move pt_anything
106 and clobbering code out of the loop.
108 2008-05-28 Andreas Krebbel <krebbel1@de.ibm.com>
110 * config/s390/constraints.md ('b', 'C', 'D', 'e'): New constraint
113 * config/s390/s390.c (s390_compare_and_branch_condition_mask,
114 s390_contiguous_bitmask_p, s390_symref_operand_p,
115 s390_check_symref_alignment, s390_reload_larl_operand,
116 s390_reload_symref_address): New functions.
117 (s390_branch_condition_mnemonic): Support compare and branch
119 (s390_mem_constraint): Avoid symrefs to accepted by the 'T'
121 (s390_secondary_reload): Add secondary reloads for unaligned
122 symbol refs or symbol refs to floating point or QI/TI mode
124 (legitimate_address_p): Accept symbol references as addresses.
125 (s390_expand_insv): Use rotate and insert selected bits
126 instruction for insv when building for z10.
127 (print_operand_address): Handle symbol ref addresses.
128 (print_operand): Output modifier 'c' added for signed byte
130 (s390_encode_section_info): Mark symbol refs with
131 SYMBOL_FLAG_NOT_NATURALLY_ALIGNED if appropriate.
133 * config/s390/s390.md (SIL,RRS,RIS): New instruction formats added.
134 (length attribute): RRF, RRR have 4 byte length.
135 (FPALL, INTALL): New mode iterators added.
136 (*tstdi_sign, *cmpdi_ccs_sign, *cmpsi_ccs_sign,
137 *cmp<mode>_ccs, *cmpdi_ccu_zero, *cmpdi_ccu, *cmpsi_ccu, *cmphi_ccu,
138 *movdi_64, *movsi_zarch, *movhi, movmem<mode>, *movmem_short,
139 *extendsidi2, *extendhidi2_extimm, *extendhisi2_extimm,
140 *zero_extendsidi2, adddi3, *adddi3_31z, *adddi3_31, addsi3,
141 *add<mode>3, *add<mode>3_carry1_cc, *add<mode>3_carry2_cc,
142 *add<mode>3_cc, *add<mode>3_imm_cc, *muldi3_sign, muldi3,
143 *mulsi3_sign, mulsi3, mulsidi3): Patterns enhanced with z10
145 (*cmphi_ccs_z10, *cmpdi_ccs_signhi_rl, *cmpsi_ccu_zerohi_rlsi,
146 *cmp<GPR:mode>_ccu_zerohi_rldi, *cmp_and_br_signed_<mode>,
147 *cmp_and_br_unsigned_<mode>, reload<INTALL:mode><P:mode>_tomem_z10,
148 reload<INTALL:mode><P:mode>_toreg_z10,
149 reload<FPALL:mode><P:mode>_tomem_z10,
150 reload<FPALL:mode><P:mode>_toreg_z10,
151 reload<P:mode>_larl_odd_addend_z10, *execute_rl, *insv<mode>_z10,
152 *insv<mode>_z10_noshift, *insv<mode>_or_z10_noshift,
153 *zero_extendhi<mode>2_z10, *cmp_and_trap_signed_int<mode>,
154 *cmp_and_trap_unsigned_int<mode>, prefetch): New pattern or expander
156 (movmem, clrmem, cmpmem): New splitters added.
158 * config/s390/predicates.md (larl_operand): Use
159 SYMBOL_REF_FLAGS (op) & SYMBOL_FLAG_ALIGN1 replaced with
161 (s390_signed_integer_comparison,
162 s390_unsigned_integer_comparison): New predicates.
164 * config/s390/s390-protos.h (s390_check_symref_alignment,
165 s390_contiguous_bitmask_p, s390_reload_larl_operand,
166 s390_reload_symref_address,
167 s390_compare_and_branch_condition_mask): Prototypes added.
169 * config/s390/s390.h (TARGET_MEM_CONSTRAINT,
170 SYMBOL_REF_ALIGN1_P, SYMBOL_FLAG_NOT_NATURALLY_ALIGNED,
171 SYMBOL_REF_NOT_NATURALLY_ALIGNED_P): Macro definition added.
173 2008-05-28 Andreas Krebbel <krebbel1@de.ibm.com>
175 * config/s390/s390.c (z10_cost): New cost function for z10.
176 (s390_handle_arch_option, override_options): Support
178 (s390_issue_rate): Adjust issue rate for z10.
179 * config/s390/s390.h (processor_type): Add PROCESSOR_2097_Z10.
180 (processor_flags): Add PF_Z10.
181 (TARGET_CPU_Z10, TARGET_Z10): New macro definitions.
182 * config/s390/s390.md (cpu, cpu_facility attributes): Add z10.
183 * gcc/config.gcc: Add z10.
185 2008-05-28 Richard Guenther <rguenther@suse.de>
187 PR tree-optimization/36291
188 * tree-flow. h (struct gimple_df): Remove var_anns member.
189 * tree-flow-inline.h (gimple_var_anns): Remove.
191 * tree-dfa.c (create_var_ann): Simplify.
192 (remove_referenced_var): Clear alias info from var_anns of globals.
193 * tree-ssa.c (init_tree_ssa): Do not allocate var_anns.
194 (delete_tree_ssa): Clear alias info from var_anns of globals.
195 Do not free var_anns.
196 (var_ann_eq): Remove.
197 (var_ann_hash): Likewise.
199 2008-05-28 Mark Shinwell <shinwell@codesourcery.com>
201 * config/mips/mips.c (mips_cpu_info_table): Add loongson2e
202 and loongson2f entries.
203 (mips_rtx_cost_data): Add entries for Loongson-2E/2F.
204 * config/mips/mips.h (processor_type): Add Loongson-2E
205 and Loongson-2F entries.
206 (TARGET_LOONGSON_2E, TARGET_LOONGSON_2F, TARGET_LOONGSON_2EF): New.
207 (MIPS_ISA_LEVEL_SPEC): Handle Loongson-2E/2F.
208 * config/mips/mips.md (define_attr cpu): Add loongson2e and loongson2f.
209 * doc/invoke.texi (MIPS Options): Document loongson2e
210 and loongson2f processor names.
212 2008-05-27 H.J. Lu <hongjiu.lu@intel.com>
216 * config/i386/i386.c (ix86_function_arg_boundary): Use
217 alignment of canonical type.
218 (ix86_expand_vector_move): Check unaligned memory access for
221 2008-05-27 H.J. Lu <hongjiu.lu@intel.com>
223 * dwarf2out.c (current_fde): Change return type to dw_fde_ref.
224 Moved to the front of file.
226 2008-05-27 Xuepeng Guo <xuepeng.guo@intel.com>
227 H.J. Lu <hongjiu.lu@intel.com>
229 * dwarf2out.c (current_fde): New.
231 (lookup_cfa:): Likewise.
232 (dwarf2out_end_epilogue): Likewise.
233 (dwarf2out_note_section_used): Likewise.
235 2008-05-27 Michael Matz <matz@suse.de>
238 * c.opt (Wenum-compare): New warning option.
239 * doc/invoke.texi (Warning Options): Document -Wenum-compare.
241 2008-05-27 Michael Matz <matz@suse.de>
244 * tree-gimple.c (is_gimple_mem_rhs): Remove work-around for
246 * tree-tailcall.c (find_tail_calls): Don't mark calls storing
247 into memory as tail calls.
249 2008-05-27 Richard Guenther <rguenther@suse.de>
251 PR tree-optimization/36339
252 * tree-ssa-alias.c (set_initial_properties): Escaped pt_anything
253 pointers cause all addressable variables to be call clobbered.
255 2008-05-27 Richard Guenther <rguenther@suse.de>
257 PR tree-optimization/36245
258 * tree-ssa-address.c (add_to_parts): Deal with non-pointer
261 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
263 * config/s390/s390.md: Replace all occurences of the 'm'
264 constraint with 'RT'.
266 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
268 * config/s390/s390.md ("cpu_facility", "enabled"): Attribute
270 ("*movdi_64dfp", "*movdi_64extimm", "*movdi_64"): Merged into
272 ("*anddi3_extimm", "*anddi3"): Merged into "*anddi3".
273 ("*iordi3_extimm", "*iordi3"): Merged into "*iordi3".
274 ("*xordi3_extimm", "*xordi3"): Merged into "*xordi3".
276 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
278 * reload.c: (find_reloads): Skip alternatives according to the
279 "enabled" attribute. Constify the constraint variable.
280 * recog.c (get_attr_enabled): Add default implementation.
281 (extract_insn): Set the alternative_enabled_p array
282 in the recog_data struct.
283 (preprocess_constraints, constrain_operands): Skip
284 alternatives according to the "enabled" attribute
285 * recog.h (struct recog_data): New field alternative_enabled_p.
286 (skip_alternative): New inline function.
287 * regclass.c: (record_operand_costs): Check the "enabled"
289 (record_reg_classes): Skip alternative according to the
292 * doc/md.texi: Add documention for the "enabled" attribute.
294 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
296 * defaults.h (TARGET_MEM_CONSTRAINT): New target macro added.
297 * postreload.c (reload_cse_simplify_operands): Replace 'm'
298 constraint with TARGET_MEM_CONSTRAINT.
299 * recog.c (asm_operand_ok, preprocess_constraints,
300 constrain_operands): Likewise.
301 * regclass.c (record_reg_classes): Likewise.
302 * reload.c (find_reloads, alternative_allows_const_pool_ref):
304 * reload1.c (maybe_fix_stack_asms): Likewise.
305 * stmt.c (parse_output_constraint, parse_input_constraint):
307 * recog.h: Adjust comment.
308 * genpreds.c (generic_constraint_letters): Remove 'm' constraint.
309 * genoutput.c (note_constraint): Don't emit error for 'm'
311 * doc/md.texi: Add a note to description of 'm' constraint.
312 * doc/tm.texi: Document the new TARGET_MEM_CONSTRAINT macro.
314 2008-05-27 Eric Botcazou <ebotcazou@adacore.com>
316 * tree-sra.c (sra_type_can_be_decomposed_p) <RECORD_TYPE>: Make sure
317 that the bitfield is of integral type before testing its precision.
319 2008-05-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
320 Sa Liu <saliu@de.ibm.com>
322 * config/spu/spu.c (spu_init_libfuncs): Add __multi3, __divti3,
323 __modti3, __udivti3, __umodti3 and __udivmodti4.
324 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Add files
325 that implement TImode mul and div functions.
326 * config/spu/multi3.c: New. Implement __multi3.
327 * config/spu/divmodti4.c: New. Implement _udivmodti4 and others.
328 * testsuite/gcc.target/spu/muldivti3.c: New. Test TImode mul and div
331 2008-05-26 Steven Bosscher <stevenb.gcc@gmail.com>
333 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Generate
334 new tls_gd_* and tls_ld_* insns instead of an insn sequence.
335 * config/rs6000/rs6000.md (TLSmode, tls_abi_suffix, tls_insn_suffix,
336 tls_sysv_suffix): New mode and mode attribute iterators.
337 (tls_gd_32, tls_gd_64, tls_ld_32, tls_ld_64): Remove.
338 (lts_gd_aix*, tls_gd_sysv*, tls_ld_aix*, tls_ld_sysv*): New patterns.
339 (tls_dtprel_*, tls_dtprel_ha_*, tls_dtprel_lo_*, tls_got_dtprel_*,
340 tls_tprel_*, tls_tprel_ha_*, tls_tprel_lo_*, tls_got_tprel_*,
341 tls_tls_*): Merge 32 bit and 64 bit variants using aforementioned
344 2008-05-26 Eric Botcazou <ebotcazou@adacore.com>
346 PR tree-optimization/36329
347 * tree.h (CALL_CANNOT_INLINE_P): Add access check.
348 * tree-gimple.h (CALL_STMT_CANNOT_INLINE_P): New macro.
349 * cgraphbuild.c (initialize_inline_failed): Use the latter
350 macro in lieu of the former.
351 * ipa-inline.c (cgraph_mark_inline): Likewise.
352 (cgraph_decide_inlining_of_small_function): Likewise.
353 (cgraph_decide_inlining): Likewise.
354 (cgraph_decide_inlining_incrementally): Likewise.
356 2008-05-26 Tristan Gingold <gingold@adacore.com>
357 Anatoly Sokolov <aesok@post.ru>
359 * config/avr/avr.md ("call_prologue_saves"): Use hi8(gs())/lo8(gs())
360 instead of pm_lo8/pm_hi8 to makes this call working on avr6.
361 * config/avr/avr.c (expand_prologue): Tune "call_prologue"
362 optimization for 'avr6' architecture.
364 2008-05-26 Andy Hutchinson <hutchinsonandy@aim.com>
367 * config/avr/avr.md (*addhi3_zero_extend2): Remove.
369 2008-05-26 Richard Guenther <rguenther@suse.de>
371 * tree-ssa-sccvn.c (expr_has_constants): Declare.
372 (visit_reference_op_load): Initialize VN_INFO->has_constants
375 2008-05-26 H.J. Lu <hongjiu.lu@intel.com>
378 * caller-save.c (insert_restore): Verify alignment of spill
380 (insert_save): Likewise.
382 * cfgexpand.c (LOCAL_ALIGNMENT): Removed.
384 * defaults.h (LOCAL_ALIGNMENT): New. Provide default.
385 (STACK_SLOT_ALIGNMENT): Likewise.
387 * function.c (LOCAL_ALIGNMENT): Removed.
388 (get_stack_local_alignment): New.
389 (assign_stack_local): Use it. Set alignment on stack slot.
390 (assign_stack_temp_for_type): Use get_stack_local_alignment.
392 * config/i386/i386.h (LOCAL_ALIGNMENT): Updated.
393 (STACK_SLOT_ALIGNMENT): New.
395 * config/i386/i386.c (ix86_local_alignment): Handle caller-save
396 stack slot in XFmode.
398 * doc/tm.texi (STACK_SLOT_ALIGNMENT): New.
400 2008-05-26 Kai Tietz <kai.tietz@onevision.com>
403 * config/i386/i386.md (allocate_stack_worker_64): Make sure
404 argument operand in rax isn't removed.
406 2008-05-26 Richard Guenther <rguenther@suse.de>
409 * fold-const.c (extract_muldiv_1): Use TYPE_OVERFLOW_WRAPS,
410 not TYPE_UNSIGNED. Use TYPE_PRECISION instead of GET_MODE_SIZE.
412 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
415 * c-cppbuiltin.c (define__GNUC__): Re-add definition of __GNUG__.
417 2008-05-26 Dominique Dhumieres <dominiq@lps.ens.fr>
419 * config/darwin-c.c: Include "incpath.h" instead of "c-incpath.h".
420 * config/t-darwin: Use "incpath.h" instead of "c-incpath.h".
422 2008-05-25 Eric Botcazou <ebotcazou@adacore.com>
424 * tree-nested.c (convert_tramp_reference) <ADDR_EXPR>: Do not
425 build a trampoline if we don't want one.
426 * varasm.c (initializer_constant_valid_p) <ADDR_EXPR>: Do not
427 return zero for nested functions if we don't want a trampoline.
429 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
431 * doc/invoke.texi: Added f77, f77-cpp-input to list of file types.
433 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
436 * c.opt: Removed undocumented option '-lang-fortran'.
437 * c-common.h: Removed global variable 'lang_fortran'.
438 * c-opts.c (c_common_handle_option): Removed code to handle
439 option '-lang-fortran'. Updated includes.
440 * c-cppbuiltin.c (c_cpp_builtins): Removed conditional
441 definition of '__GFORTRAN__'.
442 (define__GNUC__): Reimplemented to use BASEVER and
443 cpp_define_formatted.
444 (builtin_define_with_value_n): Removed.
445 * c-incpath.h: Renamed to ...
446 * incpath.h: ... this.
447 * c-incpath.c: Renamed to ...
448 * incpath.c: ... this. Updated includes.
449 * fix-header.c: Updated includes.
450 * Makefile.in: Replaced c-incpath.[ch] by incpath.[ch].
451 (c-cppbuiltin.o): Added dependency on and definition of BASEVER.
452 (OBJ-archive): Added cppdefault.o, incpath.o and prefix.o.
454 2008-05-25 Eric Botcazou <ebotcazou@adacore.com>
456 * tree.h: Update the table of flags used on tree nodes.
457 (TREE_NO_TRAMPOLINE): New accessor for static_flag.
458 (SAVE_EXPR_RESOLVED_P): Use automatically-built access check.
459 (FORCED_LABEL): Add access check.
460 (CALL_EXPR_RETURN_SLOT_OPT): Likewise.
461 (ASM_INPUT_P): Likewise.
462 (ASM_VOLATILE_P): Likewise.
463 (EH_FILTER_MUST_NOT_THROW): Access static_flag directly.
464 (OMP_SECTION_LAST): Access private_flag directly.
465 (OMP_RETURN_NOWAIT): Likewise.
466 (OMP_PARALLEL_COMBINED): Likewise.
467 (OMP_CLAUSE_PRIVATE_DEBUG): Access public_flag directly.
468 (OMP_CLAUSE_LASTPRIVATE_FIRSTPRIVATE): Likewise.
469 * tree-ssa-propagate.c (STMT_IN_SSA_EDGE_WORKLIST): Access
470 deprecated_flag directly.
472 2008-05-25 H.J. Lu <hongjiu.lu@intel.com>
474 * final.c (frame_pointer_needed): Removed.
475 * flags.h (frame_pointer_needed): Likewise.
477 * function.h (rtl_data): Add frame_pointer_needed.
478 (frame_pointer_needed): New.
480 2008-05-25 Arthur Loiret <arthur.loiret@u-psud.fr>
482 * config.gcc (sh2[lbe]*-*-linux*): Allow target.
484 2008-05-25 Steven Bosscher <stevenb.gcc@gmail.com>
486 * gcse.c (hash_scan_set): Do not pick up a REG_EQUAL value if
489 2008-05-25 Alan Modra <amodra@bigpond.net.au>
491 * c-common.c (strip_array_types): Move function to..
493 (get_inner_array_type): Delete.
494 * c-common.h (strip_array_types): Move declaration to..
496 (get_inner_array_type): Delete.
497 * config/i386/i386.c (x86_field_alignment): Use strip_array_types.
498 * config/rs6000/aix.h (ADJUST_FIELD_ALIGN): Likewise.
499 * config/rs6000/linux64.h (ADJUST_FIELD_ALIGN): Likewise.
500 * config/pa/pa.c (emit_move_sequence): Likewise.
502 2008-05-24 H.J. Lu <hongjiu.lu@intel.com>
504 * config/i386/i386.md (*sse_prologue_save_insn): Set length
507 2008-05-24 Andy Hutchinson <hutchinsonandy@aim.com>
509 * function.c: Include target hook for nonlocal_goto frame value.
511 2008-05-24 Richard Guenther <rguenther@suse.de>
513 * tree-dfa.c (refs_may_alias_p): Re-instantiate case that
514 a scalar variable can be only accessed through a pointer
517 2008-05-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
519 * builtins.c (fold_builtin_fpclassify): Fix spelling of FP_INFINITE.
520 * doc/extend.texi: Likewise.
522 2008-05-23 DJ Delorie <dj@redhat.com>
524 * config/m32c/jump.md (untyped_call): Add.
526 * config/m32c/m32c.c (m32c_return_addr_rtx): Change pointer type
528 (m32c_address_cost): Detail costs for indirect offsets.
530 2008-05-23 Rafael Espindola <espindola@google.com>
532 * see.c (see_get_extension_data): Don't use SUBREG_REG to test
533 if a node is a SUBREG.
534 (see_analyze_one_def): Don't use SUBREG_REG to test if a node
537 2008-05-23 Paul Brook <paul@codesourcery.com>
538 Carlos O'Donell <carlos@codesourcery.com>
540 * doc/extend.texi: Clarify use of __attribute__((naked)).
541 * doc/tm.texi: Document TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS.
542 * target.h (gcc_target): Add allocate_stack_slots_for_args.
543 * function.c (use_register_for_decl): Use
544 targetm.calls.allocate_stack_slots_for_args.
545 * target-def.h (TARGET_CALLS): Add
546 TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS.
547 * config/arm/arm.c (arm_allocate_stack_slots_for_args):
549 (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): Define.
551 2008-05-23 Eric Botcazou <ebotcazou@adacore.com>
553 * expr.c (highest_pow2_factor) <BIT_AND_EXPR>: New case.
555 2008-05-23 Steven Munroe <sjmunroe@us.ibm.com>
557 * config/rs6000/darwin-ldouble.c (fmsub): Eliminate the full
558 PACK/UNPACK between FP_SUB_Q and FD_TRUNC so that the result
559 is only rounded once.
561 2008-05-23 Richard Guenther <rguenther@suse.de>
563 * tree-ssa-operands.c (mark_difference_for_renaming): Use
566 2008-05-23 Uros Bizjak <ubizjak@gmail.com>
567 Jakub Jelinek <jakub@redhat.com>
570 * configure.ac: Handle --enable-cld.
571 * configure: Regenerated.
572 * config.gcc: Add USE_IX86_CLD to tm_defines for x86 targets.
573 * config/i386/i386.h (struct machine_function): Add needs_cld field.
574 (ix86_current_function_needs_cld): New define.
575 * config/i386/i386.md (UNSPEC_CLD): New unspec volatile constant.
576 (cld): New isns pattern.
577 (strmov_singleop, rep_mov, strset_singleop, rep_stos, cmpstrnqi_nz_1,
578 cmpstrnqi_1, strlenqi_1): Set ix86_current_function_needs_cld flag.
579 * config/i386/i386.opt (mcld): New option.
580 * config/i386/i386.c (ix86_expand_prologue): Emit cld insn if
581 TARGET_CLD and ix86_current_function_needs_cld.
582 (override_options): Use -mcld by default for 32-bit code if
585 * doc/install.texi (Options specification): Document --enable-cld.
586 * doc/invoke.texi (Machine Dependent Options)
587 [i386 and x86-64 Options]: Add -mcld option.
588 (Intel 386 and AMD x86-64 Options): Document -mcld option.
590 2008-05-23 Kai Tietz <kai.tietz@onevison.com>
591 * config/i386/i386.c (return_in_memory_32): Add ATTRIBUTE_UNUSED.
592 (return_in_memory_64): Likewise.
593 (return_in_memory_ms_64): Likewise.
595 2008-05-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
597 * builtin-types.def (BT_FN_INT_INT_INT_INT_INT_INT_VAR): New.
598 * builtins.c (fold_builtin_fpclassify): New.
599 (fold_builtin_varargs): Handle BUILT_IN_FPCLASSIFY.
600 * builtins.def (BUILT_IN_FPCLASSIFY): New.
601 * c-common.c (handle_type_generic_attribute): Adjust to accept
602 fixed arguments before an elipsis.
603 (check_builtin_function_arguments): Handle BUILT_IN_FPCLASSIFY.
604 * doc/extend.texi: Document __builtin_fpclassify.
606 2008-05-22 Aldy Hernandez <aldyh@redhat.com>
608 * omp-low.c (gate_expand_omp_ssa): Remove.
609 (pass_expand_omp_ssa): Remove.
610 (gate_expand_omp): Do not check for flag_openmp_ssa.
611 * common.opt (-fopenmp-ssa): Remove.
612 * passes.c (init_optimization_passes): Remove pass_expand_omp_ssa.
614 2008-05-22 Kaz Kojima <kkojima@gcc.gnu.org>
616 * config/sh/sh.opt (mfixed-range): New option.
617 * config/sh/sh-protos.h (sh_fix_range): Declare.
618 * config/sh/sh.c (sh_fix_range): New function.
619 * config/sh/sh.h (sh_fixed_range_str): Declare.
620 (OVERRIDE_OPTIONS): Call sh_fix_range if sh_fixed_range_str
622 * doc/invoke.texi (SH Options): Document -mfixed-range.
624 2008-05-22 Kai Tietz <kai.tietz@onevision.com>
626 * config/i386/sol2-10.h (SUBTARGET_RETURN_IN_MEMORY): Undefine
627 it before the redeclaration.
629 2008-05-22 Anatoly Sokolov <aesok@post.ru>
631 * config/avr/avr.c (get_sequence_length): Add new function.
632 (expand_prologue, expand_epilogue): Remove duplicate code.
634 2008-05-22 Rafael Espindola <espindola@google.com>
636 * see.c (see_pre_insert_extensions): Use copy_rtx to avoid invalid rtx
639 2008-05-22 H.J. Lu <hongjiu.lu@intel.com>
641 * defaults.h (UNITS_PER_SIMD_WORD): Add scalar mode as argument.
642 * doc/tm.texi (UNITS_PER_SIMD_WORD): Likewise.
644 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Replace
645 UNITS_PER_SIMD_WORD with GET_MODE_SIZE (TYPE_MODE (vectype)).
646 (vect_update_misalignment_for_peel): Likewise.
647 (vector_alignment_reachable_p): Likewise.
648 * tree-vect-transform.c (vectorizable_load): Likewise.
649 * tree-vectorizer.c (vect_supportable_dr_alignment): Likewise.
650 (get_vectype_for_scalar_type): Pass mode of scalar_type
651 to UNITS_PER_SIMD_WORD.
653 * config/arm/arm.h (UNITS_PER_SIMD_WORD): Updated.
654 * config/i386/i386.h (UNITS_PER_SIMD_WORD): Likewise.
655 * config/mips/mips.h (UNITS_PER_SIMD_WORD): Likewise.
656 * config/rs6000/rs6000.h (UNITS_PER_SIMD_WORD): Likewise.
657 * config/sparc/sparc.h (UNITS_PER_SIMD_WORD): Likewise.
659 2008-05-22 Ira Rosen <irar@il.ibm.com>
661 PR tree-optimization/36293
662 * tree-vect-transform.c (vect_transform_strided_load): Don't check
663 if the first load must be skipped because of a gap.
665 2008-05-22 Richard Guenther <rguenther@suse.de>
667 * tree-dfa.c (refs_may_alias_p): Exit early if possible. Handle
668 more cases of offset disambiguation that is possible if
669 strict-aliasing rules apply.
670 * tree-ssa-loop-im.c (mem_refs_may_alias_p): Use refs_may_alias_p
671 for basic offset and type-based disambiguation.
673 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
675 * config/i386/i386.c (ix86_expand_vector_init_one_var): Use
676 ix86_expand_vector_set on V16QImode for SSE4.1.
678 2008-05-21 Tom Tromey <tromey@redhat.com>
680 * c.opt (Wimport): Mark as undocumented.
681 * doc/invoke.texi (Option Summary): Don't mention -Wimport or
683 (Warning Options): Likewise.
684 * doc/cppopts.texi: Don't mention -Wimport.
686 2008-05-21 Sebastian Pop <sebastian.pop@amd.com>
688 PR tree-optimization/36287
689 PR tree-optimization/36286
690 * lambda-code.c (build_access_matrix): Do not use the loop->num
691 for computing the number of induction variables: use the loop depth
694 2008-05-21 Kai Tietz <kai.tietz@onevision.com>
697 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Honor
698 option -f(no-)leading-underscore.
700 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
702 * config/i386/i386.c (ix86_expand_vector_init_general): Use
703 GET_MODE_NUNITS (mode).
705 2008-05-21 Peter Bergner <bergner@vnet.ibm.com>
707 * doc/invoke.texi: Add cpu_type's 464 and 464fp.
708 (-mmulhw): Add 464 to description.
710 * config.gcc: Handle --with-cpu=464 and --with-cpu=464fp.
711 * config/rs6000/rs6000.c (processor_target_table): Add 464 and
713 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add 464 and 464fp support.
714 * config/rs6000/t-fprules (MULTILIB_MATCHES_FLOAT): Include -mcpu=464.
715 * config/rs6000/rs6000.md: Update comments for 464.
717 2008-05-21 Janis Johnson <janis187@us.ibm.com>
719 * doc/sourcebuild.texi (Test Directives): Add dg-xfail-run-if.
721 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
723 * config/i386/sse.md (vec_extractv4sf): Removed.
724 (vec_extractv2df): Likewise.
725 (vec_extractv2di): Likewise.
726 (vec_extractv4si): Likewise.
727 (vec_extractv8hi): Likewise.
728 (vec_extractv16qi): Likewise.
729 (vec_extract<mode>): New.
731 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
733 * config/i386/sse.md (vec_setv4sf): Removed.
734 (vec_setv2df): Likewise.
735 (vec_setv2di): Likewise.
736 (vec_setv4si): Likewise.
737 (vec_setv8hi): Likewise.
738 (vec_setv16qi): Likewise.
739 (vec_set<mode>): New.
741 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
743 * config/i386/i386.c (ix86_expand_vector_init_general): Remove
744 goto for vec_concat and vec_interleave.
746 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
748 * config/i386/sse.md (vec_initv4sf): Removed.
749 (vec_initv2df): Likewise.
750 (vec_initv2di): Likewise.
751 (vec_initv4si): Likewise.
752 (vec_initv8hi): Likewise.
753 (vec_initv16qi): Likewise.
754 (vec_init<mode>): New.
756 2008-05-21 Joseph Myers <joseph@codesourcery.com>
758 * collect2.c (find_a_file): Use IS_ABSOLUTE_PATH.
760 2008-05-21 Tom Tromey <tromey@redhat.com>
762 * ggc-zone.c (lookup_page_table_if_allocated): New function.
763 (zone_find_object_offset): Likewise.
764 (gt_ggc_m_S): Likewise.
765 (highest_bit): Likewise.
766 * ggc-page.c (gt_ggc_m_S): New function.
767 * stringpool.c (string_stack): Remove.
768 (init_stringpool): Update.
769 (ggc_alloc_string): Use ggc_alloc.
770 (maybe_delete_ident): New function.
771 (ggc_purge_stringpool): Likewise.
772 (gt_ggc_m_S): Remove.
773 * ggc-common.c (ggc_protect_identifiers): New global.
774 (ggc_mark_roots): Call ggc_purge_stringpool. Use
775 ggc_protect_identifiers.
776 * ggc.h (ggc_protect_identifiers): Declare.
777 (gt_ggc_m_S): Update.
778 (ggc_purge_stringpool): Declare.
779 * toplev.c (compile_file): Set and reset ggc_protect_identifiers.
780 * gengtype.c (write_types_process_field) <TYPE_STRING>: Remove
782 (write_root): Cast gt_ggc_m_S to gt_pointer_walker.
784 2008-05-21 David S. Miller <davem@davemloft.net>
786 * config.gcc (sparc-*-linux*): Always include sparc/t-linux in
789 2008-05-21 Eric Botcazou <ebotcazou@adacore.com>
791 * cfgexpand.c (tree_expand_cfg): Zap the EH throw statement table
794 2008-05-20 David Daney <ddaney@avtrex.com>
796 * config/mips/mips.md (UNSPEC_SYNC_NEW_OP_12,
797 UNSPEC_SYNC_OLD_OP_12, UNSPEC_SYNC_EXCHANGE_12): New define_constants.
798 (UNSPEC_SYNC_EXCHANGE, UNSPEC_MEMORY_BARRIER, UNSPEC_SET_GOT_VERSION,
799 UNSPEC_UPDATE_GOT_VERSION): Renumber.
800 (optab, insn): Add 'plus' and 'minus' to define_code_attr.
801 (atomic_hiqi_op): New define_code_iterator.
802 (sync_compare_and_swap<mode>): Call mips_expand_atomic_qihi instead of
803 mips_expand_compare_and_swap_12.
804 (compare_and_swap_12): Use MIPS_COMPARE_AND_SWAP_12 instead of
805 MIPS_COMPARE_AND_SWAP_12_0. Pass argument to MIPS_COMPARE_AND_SWAP_12.
806 (sync_<optab><mode>, sync_old_<optab><mode>,
807 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
808 sync_new_nand<mode>): New define_expands for HI and QI mode operands.
809 (sync_<optab>_12, sync_old_<optab>_12, sync_new_<optab>_12,
810 sync_nand_12, sync_old_nand_12, sync_new_nand_12): New insns.
811 (sync_lock_test_and_set<mode>): New define_expand for HI and QI modes.
812 (test_and_set_12): New insn.
813 (sync_old_add<mode>, sync_new_add<mode>, sync_old_<optab><mode>,
814 sync_new_<optab><mode>, sync_old_nand<mode>,
815 sync_new_nand<mode>, sync_lock_test_and_set<mode>): Add early
816 clobber to operand 0 for SI and DI mode insns.
817 * config/mips/mips-protos.h (mips_gen_fn_6, mips_gen_fn_5,
818 mips_gen_fn_4): New typedefs.
819 (mips_gen_fn_ptrs): Define new union type.
820 (mips_expand_compare_and_swap_12): Remove declaration.
821 (mips_expand_atomic_qihi): Declare function.
822 * config/mips/mips.c (mips_expand_compare_and_swap_12): Rename to...
823 (mips_expand_atomic_qihi): ... this. Use new generator function
825 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP_12): Add OPS parameter.
826 (MIPS_COMPARE_AND_SWAP_12_0): Delete macro.
827 (MIPS_COMPARE_AND_SWAP_12_ZERO_OP,
828 MIPS_COMPARE_AND_SWAP_12_NONZERO_OP,
829 MIPS_SYNC_OP_12, MIPS_SYNC_OP_12_NOT_NOP,
830 MIPS_SYNC_OP_12_NOT_NOT, MIPS_SYNC_OLD_OP_12,
831 MIPS_SYNC_OLD_OP_12_NOT_NOP, MIPS_SYNC_OLD_OP_12_NOT_NOP_REG,
832 MIPS_SYNC_OLD_OP_12_NOT_NOT, MIPS_SYNC_OLD_OP_12_NOT_NOT_REG,
833 MIPS_SYNC_NEW_OP_12, MIPS_SYNC_NEW_OP_12_NOT_NOP,
834 MIPS_SYNC_NEW_OP_12_NOT_NOT, MIPS_SYNC_EXCHANGE_12,
835 MIPS_SYNC_EXCHANGE_12_ZERO_OP,
836 MIPS_SYNC_EXCHANGE_12_NONZERO_OP): New macros.
838 2008-05-20 H.J. Lu <hongjiu.lu@intel.com>
840 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Add
843 2008-05-20 Anatoly Sokolov <aesok@post.ru>
845 * config/avr/avr.h (machine_function): Add 'is_OS_main' field.
846 * config/avr/avr.c (avr_OS_main_function_p): Add new function.
847 (avr_attribute_table): Add 'OS_main' function attribute.
848 (avr_regs_to_save, expand_prologue, expand_epilogue): Handle
849 functions with 'OS_main' attribute.
851 2008-05-20 Richard Guenther <rguenther@suse.de>
853 PR tree-optimization/35204
854 * tree-ssa-sccvn.c (extract_and_process_scc_for_name): New
855 helper, split out from ...
856 (DFS): ... here. Make the DFS walk non-recursive.
858 2008-05-20 Sebastian Pop <sebastian.pop@amd.com>
859 Jan Sjodin <jan.sjodin@amd.com>
861 PR tree-optimization/36181
862 * tree-parloops.c (loop_has_vector_phi_nodes): New.
863 (parallelize_loops): Don't parallelize when the loop has vector
866 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
867 Sebastian Pop <sebastian.pop@amd.com>
869 * tree-loop-linear.c (gather_interchange_stats): Look in the access
870 matrix, and never look at the tree representation of the memory
872 (linear_transform_loops): Computes parameters and access matrices.
873 * tree-data-ref.c (compute_data_dependences_for_loop): Returns false
875 (access_matrix_get_index_for_parameter): New.
876 * tree-data-ref.h (struct access_matrix): New.
877 (AM_LOOP_NEST_NUM, AM_NB_INDUCTION_VARS, AM_PARAMETERS, AM_MATRIX,
878 AM_NB_PARAMETERS, AM_CONST_COLUMN_INDEX, AM_NB_COLUMNS,
879 AM_GET_SUBSCRIPT_ACCESS_VECTOR, AM_GET_ACCESS_MATRIX_ELEMENT,
880 am_vector_index_for_loop): New.
881 (struct data_reference): Add field access_matrix.
882 (DR_ACCESS_MATRIX): New.
883 (compute_data_dependences_for_loop): Update declaration.
884 (lambda_collect_parameters, lambda_compute_access_matrices): Declared.
885 * lambda.h (lambda_vector_vec_p): Declared.
886 * lambda-code.c: Depend on pointer-set.h.
887 (lambda_collect_parameters_from_af, lambda_collect_parameters,
888 av_for_af_base, av_for_af, build_access_matrix,
889 lambda_compute_access_matrices): New.
890 * Makefile.in (lambda-code.o): Depend on pointer-set.h.
892 2008-05-20 Joseph Myers <joseph@codesourcery.com>
894 * doc/install.texi2html: Generate gcc-vers.texi in $DESTDIR not
897 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
898 Sebastian Pop <sebastian.pop@amd.com>
900 PR tree-optimization/36206
901 * tree-scalar-evolution.c: Remove enum INSERT_SUPERLOOP_CHRECS,
903 (instantiate_scev_1): Rename flags to fold_conversions.
904 Do not check for INSERT_SUPERLOOP_CHRECS, keep SSA_NAMEs defined
905 outeside instantiation_loop.
906 * tree-chrec.h (evolution_function_is_affine_in_loop): New.
907 (evolution_function_is_affine_or_constant_p): Removed.
908 * tree-data-ref.c (dr_analyze_indices): Replace resolve_mixers with
910 (analyze_siv_subscript): Pass in the loop nest number.
911 Call evolution_function_is_affine_in_loop instead of
912 evolution_function_is_affine_p.
913 (analyze_overlapping_iterations): Pass in the loop nest number.
915 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
916 Sebastian Pop <sebastian.pop@amd.com>
918 PR tree-optimization/36206
919 * tree-chrec.h (chrec_fold_op): New.
920 * tree-data-ref.c (initialize_matrix_A): Traverse NOP_EXPR, PLUS_EXPR,
923 2008-05-20 Nathan Sidwell <nathan@codesourcery.com>
925 * c-incpath.c (INO_T_EQ): Do not define on non-inode systems.
927 (remove_duplicates): Do not set inode on non-inode systems.
930 2008-05-20 Sandra Loosemore <sandra@codesourcery.com>
932 * config.gcc (tm_file): Update comments about relative pathnames.
934 2008-05-20 Richard Guenther <rguenther@suse.de>
936 * tree-ssa-reassoc.c (fini_reassoc): Use the statistics infrastructure.
937 * tree-ssa-sccvn.c (process_scc): Likewise.
938 * tree-ssa-sink.c (execute_sink_code): Likewise.
939 * tree-ssa-threadupdate.c (thread_through_all_blocks): Likewise.
940 * tree-vrp.c (process_assert_insertions): Likewise.
941 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Likewise.
942 (perform_tree_ssa_dce): Likewise.
943 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Likewise.
944 (dump_dominator_optimization_stats): Likewise.
945 * tree-vectorizer.c (vectorize_loops): Likewise.
947 2008-05-20 Richard Guenther <rguenther@suse.de>
949 * tree-vn.c (vn_lookup_with_vuses): Do not use the alias oracle.
951 2008-05-20 Kai Tietz <kai.tietz@onevision.com>
953 * config/i386/i386-protos.h (ix86_return_in_memory): Removed.
954 (ix86_i386elf_return_in_memory): Likewise.
955 (ix86_i386interix_return_in_memory): Likewise.
956 * config/i386/i386-interix.h (TARGET_RETURN_IN_MEMORY): Removed.
957 (SUBTARGET_RETURN_IN_MEMORY): New.
958 * config/i386/i386elf.h: Likewise.
959 * config/i386/ptx4-i.h: Likewise.
960 * config/i386/sol2-10.h: Likewise.
961 * config/i386/sysv4.h: Likewise.
962 * config/i386/vx-common.h: Likewise.
963 * config/i386/i386.h (TARGET_RETURN_IN_MEMORY): Removed.
964 * config/i386/i386.c (ix86_return_in_memory): Made static and
965 make use of optional SUBTARGET_RETURN_IN_MEMORY macro.
966 (ix86_i386elf_return_in_memory): Removed.
967 (ix86_i386interix_return_in_memory): Removed.
968 (TARGET_RETURN_IN_MEMORY): Declared within i386.c only.
969 * target-def.h (TARGET_RETURN_IN_MEMORY): Remove protection #ifdef.
971 2008-05-20 Alexandre Oliva <aoliva@redhat.com>
973 * cselib.c (cselib_record_sets): Use correct mode for IF_THEN_ELSE.
975 2008-05-19 Xinliang David Li <davidxl@google.com>
977 * tree-ssa-dce.c: Revert patches of 2008-05-17 and 2008-05-18.
980 * doc/invoke.texi: Ditto.
982 2008-05-19 Eric Botcazou <ebotcazou@adacore.com>
984 * tree.c (substitute_in_expr) <tcc_vl_exp>: Fix thinko.
985 (substitute_placeholder_in_expr) <tcc_vl_exp>: Minor tweak.
987 2008-05-19 H.J. Lu <hongjiu.lu@intel.com>
989 * config/i386/i386.c (ix86_expand_vector_init_concat): Change
990 sizes of operand array from 8/4 to 4/2.
991 (ix86_expand_vector_init_general): Change size of operand array
992 from 32 to 16. Remove op0, op1 and half_mode.
994 2008-05-19 H.J. Lu <hongjiu.lu@intel.com>
996 * config/i386/i386.c (ix86_expand_vector_init_concat): New.
997 (ix86_expand_vector_init_interleave): Likewise.
998 (ix86_expand_vector_init_general): Use them. Assert word_mode
999 == SImode when n_words == 4.
1001 2008-05-19 Uros Bizjak <ubizjak@gmail.com>
1003 * config/i386/i386.c (ix86_secondary_reload): New static function.
1004 (TARGET_SECONDARY_RELOAD): New define.
1005 * config/i386/i386.h (SECONDARY_OUTPUT_RELOAD_CLASS): Remove.
1006 * config/i386/i386.md (reload_outqi): Remove.
1008 2008-05-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1011 * builtins.c (mathfn_built_in_1): Renamed from mathfn_built_in.
1012 Add `implicit' parameter. Handle BUILT_IN_SIGNBIT.
1013 (mathfn_built_in): Rewrite in terms of mathfn_built_in_1.
1014 (fold_builtin_classify): Handle BUILT_IN_ISINF_SIGN.
1015 (fold_builtin_1): Likewise.
1016 * builtins.def (BUILT_IN_ISINF_SIGN): New.
1017 c-common.c (check_builtin_function_arguments): Handle
1018 BUILT_IN_ISINF_SIGN.
1019 * doc/extend.texi: Document __builtin_isinf_sign.
1020 * fold-const.c (operand_equal_p): Handle COND_EXPR.
1022 2008-05-18 Eric Botcazou <ebotcazou@adacore.com>
1024 * tree-ssa-dom.c (tree_ssa_dominator_optimize): If some blocks need
1025 EH cleanup at the end of the pass, search for those that have been
1026 turned into forwarder blocks and do the cleanup on their successor.
1028 2008-05-18 Richard Guenther <rguenther@suse.de>
1030 * tree-cfg.c (verify_gimple_expr): Allow conversions from
1031 pointers to sizetype and vice versa.
1033 2008-05-18 Xinliang David Li <davidxl@google.com>
1035 * gcc/tree-ssa-dce.c: Coding style fix.
1036 (check_pow): Documentation comment.
1037 (check_log): Documenation comment. Coding style fix.
1038 (is_unnecessary_except_errno_call): Ditto.
1039 (gen_conditions_for_pow): Ditto.
1040 (gen_conditions_for_log): Ditto.
1041 (gen_shrink_wrap_conditions): Ditto.
1042 (shrink_wrap_one_built_in_calls): Ditto.
1043 * gcc/doc/invoke.texi: Better documentation string.
1044 * ChangeLog: Fix wrong change log entries from
1045 May 17 checkin on function call DCE.
1047 2008-05-17 Kaz Kojima <kkojima@gcc.gnu.org>
1049 * config/sh/sh.c (sh_output_mi_thunk): Update the use of init_flow.
1051 2008-05-17 Kenneth Zadeck <zadeck@naturalbridge.com>
1053 * doc/rtl.texi (RTL_CONST_CALL_P, RTL_PURE_CALL_P): Fixed typos.
1054 * df-problems.c (simulation routines): Fixed block comment to
1055 properly say how to add forwards scanning functions.
1057 2008-05-17 Eric Botcazou <ebotcazou@adacore.com>
1059 * tree-inline.c (setup_one_parameter): Remove dead code.
1061 2008-05-17 Eric Botcazou <ebotcazou@adacore.com>
1063 * fold-const.c (fold_unary) <CASE_CONVERT>: Fold the cast into
1064 a BIT_AND_EXPR only for an INTEGER_TYPE.
1066 2008-05-17 Xinliang David Li <davidxl@google.com>
1068 * gcc/tree-ssa-dce.c (cond_dead_built_in_calls): New static variable.
1069 (check_pow, check_log, is_unnecessary_except_errno_call): New
1070 functions to check for eliminating math functions that are pure
1071 except for setting errno.
1072 (gen_conditions_for_pow, gen_conditionas_for_log): New functions to
1073 general condition expressions for shrink-wrapping pow/log calls.
1074 (gen_shrink_wrap_conditions): Ditto.
1075 (shrink_wrap_one_built_in_call): Ditto.
1076 (shrink_wrap_conditional_dead_built_in_calls): Ditto.
1077 (mark_operand_necessary): If debugging, output if OP is necessary.
1078 (eliminate_unnecessary_stmts): Eliminate pow, log calls that are
1080 * gcc/opts.c (decode_options): set flag_tree_builtin_dce to 1 when
1082 * gcc/common.opt: New user flag -ftree-builtin-dce.
1083 * gcc/doc/invoke.texi (-ftree-builtin-dce): New option.
1085 2008-05-16 David S. Miller <davem@davemloft.net>
1087 * config/sparc/linux.h (NO_PROFILE_COUNTERS): Undef before overriding.
1088 * config/sparc/linux64.h (NO_PROFILE_COUNTERS): Likewise.
1090 2008-05-16 Uros Bizjak <ubizjak@gmail.com>
1093 * config/i386/i386.h (SECONDARY_MEMORY_NEEDED_MODE): New define.
1095 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
1097 * ifcvt.c (dead_or_predicable): Rename
1098 df_simulate_one_insn_backwards to df_simulate_one_insn.
1099 * recog.c (peephole2_optimize): Ditto.
1100 * rtl-factoring.c (collect_pattern_seqs, clear_regs_live_in_seq):
1102 * df.h: Rename df_simulate_one_insn_backwards to
1103 df_simulate_one_insn. and delete df_simulate_one_insn_forwards.
1104 * df-problems.c (df_simulate_artificial_refs_at_top) Reversed
1105 scanning of defs and uses.
1106 (df_simulate_one_insn_backwards): Renamed to df_simulate_one_insn.
1107 (df_simulate_one_insn_forwards): Removed.
1109 2008-05-16 Doug Kwan <dougkwan@google.com>
1111 * real.c (real_to_decimal, real_to_hexadecimal): Distinguish
1113 (real_from_string): Handle NaNs and Inf as approriate.
1115 2008-05-16 Nathan Froyd <froydnj@codesourcery.com>
1117 * doc/gty.texi (Source Files Containing Type Information): Note
1118 that headers should appear first in the gtfiles list.
1120 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
1122 * tree.def (COND_EXEC): Properly documented this code.
1124 2008-05-16 Diego Novillo <dnovillo@google.com>
1126 * dwarf2asm.c (dw2_assemble_integer): Clarify comment.
1127 * tree-nested.c (get_trampoline_type): Set DECL_CONTEXT for
1130 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
1132 * tree-ssa-dse (max_stmt_uid): Removed.
1133 (get_stmt_uid, dse_possible_dead_store_p, dse_optimize_stmt,
1134 tree_ssa_dse): Encapsulate all uses of stmt_ann->uid.
1135 * tree-ssa-sccvn.c (compare_ops, init_scc_vn): Ditto.
1136 * function.h (cfun.last_stmt_uid): New field.
1137 * tree-flow-inline.h (set_gimple_stmt_uid, gimple_stmt_uid,
1138 gimple_stmt_max_uid, set_gimple_stmt_max_uid, inc_gimple_stmt_max_uid):
1140 * tree-dfa.c (renumber_gimple_stmt_uids): New function.
1141 (create_stmt_ann): Initialize the ann->uid field.
1142 * tree-ssa-pre.c (compute_avail): Encapsulate the stmt_ann->uid
1144 * tree-flow.h (renumber_gimple_stmt_uids): New function.
1146 2008-05-16 Nathan Froyd <froydnj@codesourcery.com>
1148 * tree-flow.h (init_empty_tree_cfg_for_function): Declare.
1149 * tree-cfg.c (init_empty_tree_cfg_for_function): Define.
1150 (init_empty_tree_cfg): Call it.
1152 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
1154 * cfg.c (init_flow): Add argument THE_FUN. Use it instead of cfun.
1157 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
1159 * doc/invoke.text (-fdump-tree-*-verbose): New option.
1160 * tree-dump.c (dump_options): New verbose option.
1161 * tree-pretty-print.c (dump_phi_nodes, dump_generic_bb_buff):
1163 * tree-pass.h (TDF_VERBOSE): New dump flag.
1164 * print-tree.c (print_node): Added code to be able to print PHI_NODES.
1165 (tree-flow.h): Added include.
1166 * Makefile.in (print-tree.o): Added TREE_FLOW_H.
1168 2008-05-16 Bernd Schmidt <bernd.schmidt@analog.com>
1170 * config/bfin/bfin.c (bfin_discover_loops): Delete empty loops.
1172 From Jie Zhang <jie.zhang@analog.com>
1173 * config/bfin/t-bfin-elf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
1174 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Remove mcpu=bf532-0.3,
1175 mcpu=bf561-none and mcpu=bf561-0.2.
1176 * config/bfin/t-bfin-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
1177 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Likewise.
1178 * config/bfin/t-bfin-linux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
1179 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Likewise.
1180 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add BFIN_CPU_UNKNOWN.
1181 * config/bfin/elf.h (STARTFILE_SPEC): Use specific CRT for BF561.
1182 (LIB_SPEC): Use proper linker script for bf561. Error if no mcpu
1184 * config/bfin/bfin.c (bfin_cpu_type): Set to BFIN_CPU_UNKNOWN.
1185 (cputype_selected): Remove.
1186 (bfin_handle_option): Don't use cputype_selected.
1187 (override_options): When no mcpu option, enable all workarounds.
1188 Don't use bfin_workarounds.
1189 * config/bfin/bfin.h (DRIVER_SELF_SPECS): Don't set default
1191 (DEFAULT_CPU_TYPE): Don't define.
1193 2008-05-16 Richard Guenther <rguenther@suse.de>
1195 * tree-ssa-propagate.c (substitute_and_fold): Fix stmt walking
1196 on deletion of the last stmt.
1198 2008-05-15 H.J. Lu <hongjiu.lu@intel.com>
1200 * config/i386/i386.c (ix86_expand_vector_init_general): Optimize
1201 V8HImode for SSE2 and V16QImode for SSE4.1.
1203 2008-05-15 Kenneth Zadeck <zadeck@naturalbridge.com>
1205 * cgraph.h (compute_inline_parameters): Made public.
1206 * tree-pass.h (ipa_opt_pass): Removed function_generate_summary,
1207 variable_generate_summary, function_write_summary,
1208 variable_write_summary, variable_read_summary. Added generate_summary,
1209 write_summary, read_summary.
1210 * cgraphunit.c (cgraph_process_new_functions): Changed call from
1211 pass_ipa_inline.function_generate_summary, to
1212 compute_inline_parameters.
1213 * ipa-inline.c (compute_inline_parameters): Made public and added
1215 (compute_inline_parameters_for_current): New function.
1216 (pass_inline_param): Now calls compute_inline_parameters_for_current.
1217 (inline_generate_summary): Removed parameter and made to loop over
1219 (pass_ipa_inline): Updated for new IPA_PASS structure.
1220 * passes.c (execute_ipa_summary_passes): Now is called once per
1221 pass rather than once per node*pass.
1223 2008-05-15 Anatoly Sokolov <aesok@post.ru>
1225 * config/avr/avr.c (avr_base_arch_macro, avr_have_movw_lpmx_p,
1226 avr_have_mul_p, avr_asm_only_p): Remove variables.
1227 (avr_override_options): Remove initialization of removed variables.
1228 (avr_file_start): Convert removed variables to fields of
1229 'struct base_arch_s *avr_current_arch'.
1230 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): (Ditto.).
1231 (AVR_HAVE_MUL): (Ditto.).
1232 (AVR_HAVE_MOVW): (Ditto.).
1233 (AVR_HAVE_LPMX): (Ditto.).
1234 (avr_base_arch_macro, avr_have_movw_lpmx_p, avr_have_mul_p,
1235 avr_asm_only_p): Remove declaration.
1237 2008-05-15 Diego Novillo <dnovillo@google.com>
1239 * config/arm/arm.c (arm_return_in_memory): Fix return type.
1240 * config/arm/arm-protos.h (arm_return_in_memory): Likewise.
1242 2008-05-15 Adam Nemet <anemet@caviumnetworks.com>
1245 * combine.c (check_conversion): Rename back to check_promoted_subreg.
1246 Don't call record_truncated_value from here.
1247 (record_truncated_value): Turn it into a for_each_rtx callback.
1248 (record_truncated_values): New function.
1249 (combine_instructions): Call note_uses with record_truncated_values.
1250 Change name of check_conversion to check_promoted_subreg.
1252 2008-05-15 Janis Johnson <janis187@us.ibm.com>
1254 * doc/sourcebuild.texi: Document support for torture tests.
1256 2008-05-15 Uros Bizjak <ubizjak@gmail.com>
1258 * config/i386/sse.md (*vec_concatv2sf_sse4_1): Add "m" constraint
1259 to alternative 4 of operand 2.
1261 2008-05-15 Richard Guenther <rguenther@suse.de>
1263 * tree-pass.h (current_pass): Declare.
1264 (get_pass_for_id): Likewise.
1265 * passes.c (passes_by_id, passes_by_id_size): New globals.
1266 (set_pass_for_id): New function.
1267 (get_pass_for_id): Likewise.
1268 (register_one_dump_file): Use set_pass_for_id to populate passes_by_id.
1269 (execute_function_todo): Flush per function statistics.
1270 * toplev.c (compile_file): Init statistics.
1271 (general_init): Do early statistics initialization.
1272 (finalize): Finish statistics.
1273 * statistics.h (statistics_early_init): Declare.
1274 (statistics_init): Likewise.
1275 (statistics_fini): Likewise.
1276 (statistics_fini_pass): Likewise.
1277 (statistics_counter_event): Likewise.
1278 (statistics_histogram_event): Likewise.
1279 * statistics.c: New file.
1280 * Makefile.in (OBJS-common): Add statistics.o.
1281 (statistics.o): Add dependencies.
1282 * doc/invoke.texi (-fdump-statistics): Document.
1284 * tree-ssa-pre.c (compute_antic): Use statistics_histogram_event.
1286 (execute_pre): Use statistics_counter_event.
1287 * tree-ssa-propagate.c (struct prop_stats_d): Add num_dce field.
1288 (substitute_and_fold): Increment it. Use statistics_counter_event.
1290 2008-05-15 Diego Novillo <dnovillo@google.com>
1292 http://gcc.gnu.org/ml/gcc-patches/2008-05/msg00893.html
1294 * treestruct.def (TS_STRUCT_FIELD_TAG): Remove.
1295 * tree-ssa-alias.c (new_type_alias): Remove references to
1296 sub-variables from comment.
1297 * tree-ssa-operands.c (swap_tree_operands): Likewise.
1299 2008-05-15 H.J. Lu <hongjiu.lu@intel.com>
1301 * config/i386/sse.md (*vec_concatv2sf_sse4_1): Set prefix_extra
1302 attribute to 1 only for insertps alternative.
1304 2008-05-15 Bernd Schmidt <bernd.schmidt@analog.com>
1306 * config/bfin/bfin.md (loadbytes): New pattern.
1307 * config/bfin/bfin.c (enum bfin_builtins): Add BFIN_BUILTIN_LOADBYTES.
1308 (bfin_init_builtins): Initialize it.
1309 (bdesc_1arg): Add it.
1311 2008-05-15 Sa Liu <saliu@de.ibm.com>
1313 * testsuite/gfortran.dg/c_kind_int128_test1.f03: New.
1314 * testsuite/gfortran.dg/c_kind_int128_test2.f03: New.
1315 * testsuite/lib/target-supports.exp: Add
1316 check_effective_target_fortran_integer_16.
1318 2008-05-15 Bernd Schmidt <bernd.schmidt@analog.com>
1320 * config/bfin/bfin.h (TARGET_RETURN_IN_MEMORY): Don't define here.
1321 * config/bfin/bfin-protos.h (bfin_return_in_memory): Don't declare.
1322 * config/bfin/bfin.c (bfin_return_in_memory): Now static. Return bool.
1323 (TARGET_RETURN_IN_MEMORY): Define.
1325 2008-05-15 Richard Guenther <rguenther@suse.de>
1328 * tree-ssa-alias.c (new_type_alias): Do not set TREE_READONLY.
1329 * tree-flow-inline.h (unmodifiable_var_p): Memory tags never
1330 represent unmodifiable vars.
1332 2008-05-15 Richard Guenther <rguenther@suse.de>
1334 * tree-dfa.c (refs_may_alias_p): Allow all kinds of
1335 INDIRECT_REF and TARGET_MEM_REF.
1336 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
1339 2008-05-15 Uros Bizjak <ubizjak@gmail.com>
1340 H.J. Lu <hongjiu.lu@intel.com>
1342 * config/i386/sse.md (*vec_concatv2sf_sse4_1): New insn pattern.
1343 (*vec_concatv2si_sse4_1): Use vector_move_operand predicate
1344 for operand 2. Remove pinsr{q,d} with 0x0 immediate operand from
1345 insn alternatives. Add missing alternatives.
1346 (*vec_concatv2di_rex64_sse4_1): Likewise.
1347 (*vec_concatv2si_sse2): Use "x" register constraint instead of "Y2".
1348 (*vec_concatv2di_rex64_sse): Rename from *vec_concatv2di_rex64.
1351 2008-05-15 Richard Guenther <rguenther@suse.de>
1353 PR tree-optimization/36009
1354 PR tree-optimization/36204
1355 * tree-ssa-loop-im.c (tree-ssa-propagate.h): Include.
1356 (determine_invariantness_stmt): Record the loop a store is
1358 * Makefile.in (tree-ssa-loop-im.o): Add tree-ssa-propagate.h
1361 2008-05-15 Richard Guenther <rguenther@suse.de>
1363 PR tree-optimization/34330
1364 * tree-ssa-alias.c (get_smt_for): Only assert that accesses
1365 through the pointer will alias the SMT.
1367 2008-05-14 Andreas Tobler <a.tobler@schweiz.org>
1369 * config/sparc/sparc.h (NO_PROFILE_COUNTERS): Define as 0.
1371 2008-05-14 H.J. Lu <hongjiu.lu@intel.com>
1373 * config/i386/sse.md (*sse4_1_pinsrq): Make it 64bit only.
1375 2008-05-14 Michael Meissner <michael.meissner@amd.com>
1376 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
1378 * optabs.h (optab_index): Add OTI_vashl, OTI_vlshr, OTI_vashr,
1379 OTI_vrotl, OTI_vrotr to support vector/vector shifts.
1380 (vashl_optab): New optab for vector/vector shifts.
1381 (vashr_optab): Ditto.
1382 (vlshr_optab): Ditto.
1383 (vrotl_optab): Ditto.
1384 (vrotr_optab): Ditto.
1385 (optab_subtype): New enum for optab_for_tree_code call.
1386 (optab_for_tree_code): Add enum optab_subtype argument.
1388 * optabs.c (optab_for_tree_code): Take an additional argument to
1389 distinguish between a vector shift by a scalar and vector shift by
1390 a vector. Make lshr/ashr/ashl/rotl/rotr optabs just vector
1391 shifted by a scalar. Use vlshr/vashr/vashl/vrotl/vrotr for the
1392 vector shift by a vector.
1393 (expand_widen_pattern_expr): Pass additional argument to
1394 optab_for_tree_code.
1396 * genopinit.c (optabs): Add vashr_optab, vashl_optab, vlshr_optab,
1397 vrotl_optab, vrotr_optab.
1399 * expr.c (expand_expr_real_1): Update calls to
1400 optab_for_tree_code to distinguish between vector shifted by a
1401 scalar and vector shifted by a vector.
1402 * tree-vectorizer.c (supportable_widening_operation): Ditto.
1403 (supportable_narrowing_operation): Ditto.
1404 * tree-vect-analyze.c (vect_build_slp_tree): Ditto.
1405 * tree-vect-patterns.c (vect_pattern_recog_1): Ditto.
1406 * tree-vect-transform.c (vect_model_reduction_cost): Ditto.
1407 (vect_create_epilog_for_reduction): Ditto.
1408 (vectorizable_reduction): Ditto.
1409 (vectorizable_operation): Ditto.
1410 (vect_strided_store_supported): Ditto.
1411 (vect_strided_load_supported): Ditto.
1412 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
1413 * expmed.c (expand_shift): Ditto.
1415 * doc/md.texi (ashl@var{m}3): Document that operand 2 is always a
1417 (ashr@var{m}3): Ditto.
1418 (vashl@var{m}3): Document new vector/vector shift standard name.
1419 (vashr@var{m}3): Ditto.
1420 (vlshr@var{m}3): Ditto.
1421 (vrotl@var{m}3): Ditto.
1422 (vrotr@var{m}3): Ditto.
1424 * config/i386/i386.md (PPERM_SRC): Move PPERM masks here from i386.c.
1425 (PPERM_INVERT): Ditto.
1426 (PPERM_REVERSE): Ditto.
1427 (PPERM_REV_INV): Ditto.
1428 (PPERM_ZERO): Ditto.
1429 (PPERM_ONES): Ditto.
1430 (PPERM_SIGN): Ditto.
1431 (PPERM_INV_SIGN): Ditto.
1432 (PPERM_SRC1): Ditto.
1433 (PPERM_SRC2): Ditto.
1435 * config/i386/sse.md (mulv2di3): Add SSE5 support.
1436 (sse5_pmacsdql_mem): New SSE5 define_and_split that temporarily
1437 allows a memory operand to be the value being added, and split it
1438 to improve vectorization.
1439 (sse5_pmacsdqh_mem): Ditto.
1440 (sse5_mulv2div2di3_low): SSE5 32-bit multiply and extend function.
1441 (sse5_mulv2div2di3_high): Ditto.
1442 (vec_pack_trunc_v8hi): Add SSE5 pperm support.
1443 (vec_pack_trunc_v4si): Ditto.
1444 (vec_pack_trunc_v2di): Ditto.
1445 (sse5_pcmov_<mode>): Remove code that tried to use use
1446 andps/andnps instead of pcmov.
1447 (vec_widen_smult_hi_v4si): If we have SSE5, use the pmacsdql and
1448 pmacsdqh instructions.
1449 (vec_widen_smult_lo_v4si): Ditto.
1451 * config/i386/i386.c (PPERM_SRC): Move PPERM masks to i386.md.
1452 (PPERM_INVERT): Ditto.
1453 (PPERM_REVERSE): Ditto.
1454 (PPERM_REV_INV): Ditto.
1455 (PPERM_ZERO): Ditto.
1456 (PPERM_ONES): Ditto.
1457 (PPERM_SIGN): Ditto.
1458 (PPERM_INV_SIGN): Ditto.
1459 (PPERM_SRC1): Ditto.
1460 (PPERM_SRC2): Ditto.
1461 (ix86_expand_sse_movcc): Move the SSE5 test after the if
1463 (ix86_expand_int_vcond): If SSE5 generate all possible integer
1465 (ix86_sse5_valid_op_p): Allow num_memory to be negative, which
1466 says ignore whether the last reference is a memory operand.
1468 2008-05-14 Michael Meissner <michael.meissner@amd.com>
1469 Paolo Bonzini <bonzini at gnu dot org>
1471 * config/rs6000/rs6000.c (bdesc_2arg): Change the names of vector
1474 * config/rs6000/altivec.md (vashl<mode>3): Rename from ashl<mode>3.
1475 (vlshr<mode>3): Rename from vlshr<mode>3.
1476 (vashr<mode>3): Rename from vashr<mode>3.
1477 (mulv4sf3): Change the names of vector shift patterns.
1481 * config/spu/spu.c (spu_initialize_trampoline): Rename vector
1484 * config/spu/spu-builtins.def (SI_SHLH): Rename vector shift insns.
1509 * config/spu/spu.md (v): New iterator macro to add v for vector types.
1510 (floatunssidf2_internal): Change vector/vector shift names.
1511 (floatunsdidf2_internal): Ditto.
1518 (vashl<mode>3): Rename from ashl<mode>3.
1519 (vashr<mode>3): Rename from ashr<mode>3.
1520 (vlshr<mode>3): Rename from lshr<mode>3.
1521 (vrotl<mode>3): Rename from rotl<mode>3.
1523 2008-05-14 Michael Meissner <michael.meissner@amd.com>
1526 * config/i386/sse.md (vec_widen_smult_hi_v4si): Delete, using unsigned
1527 multiply gives the wrong value when doing widening multiplies.
1528 (vec_widen_smult_lo_v4si): Ditto.
1530 2008-05-14 Kenneth Zadeck <zadeck@naturalbridge.com>
1532 * optabs.c (prepare_cmp_insn): Changed LCT_PURE_MAKE_BLOCK to
1533 LCT_PURE and LCT_CONST_MAKE_BLOCK to LCT_CONST in calls to
1534 emit_library_call_value.
1535 * builtins.c (expand_builtin_powi, expand_builtin_memcmp): Ditto.
1536 * tree.h (ECF_LIBCALL_BLOCK): Removed.
1537 * calls.c (initialize_argument_information, precompute_arguments,
1538 expand_call, emit_library_call_value_1): Remove ECF_LIBCALL_BLOCK.
1539 (precompute_arguments): Removed flags parameter.
1540 * rtl.h (LCT_CONST_MAKE_BLOCK, LCT_PURE_MAKE_BLOCK): Removed.
1542 2008-05-14 Richard Guenther <rguenther@suse.de>
1544 * tree-ssa-dse.c (dse_possible_dead_store_p): Remove dead code.
1545 Make sure to register the store if the use is a PHI_NODE.
1547 2008-05-14 Olivier Hainque <hainque@adacore.com>
1549 * expr.c (expand_expr_real_1) <normal_inner_ref>: Force op0 to
1550 memory if the component is to be referenced in BLKmode according
1551 to get_inner_reference.
1553 2008-05-14 Adam Nemet <anemet@caviumnetworks.com>
1555 * calls.c (emit_library_call_value_1): Restore code clearing
1556 ECF_LIBCALL_BLOCK to ensure that we only call end_sequence once.
1558 2008-05-14 Olivier Hainque <hainque@adacore.com>
1559 Nicolas Roche <roche@adacore.com>
1561 * configure.ac: Add support for a "gcc_subdir" variable in
1562 config-lang.in, to denote a subdirectory where the language/GCC
1563 integration files are to be found.
1564 * configure: Regenerate.
1566 2008-05-14 Ira Rosen <irar@il.ibm.com>
1568 PR tree-optimization/36098
1569 * tree-vect-analyze.c (vect_analyze_group_access): Set the gap
1570 value for the first load in the group in case of a gap.
1571 (vect_build_slp_tree): Check that there are no gaps in loads.
1573 2008-05-14 Kenneth Zadeck <zadeck@naturalbridge.com>
1575 * doc/rtl.texi: Removed reference to REG_NO_CONFLICT notes.
1576 * optabs.c (expand_binop, expand_absneg_bit, expand_unop,
1577 expand_copysign_bit, ): Change call to emit_no_conflict_block to
1578 emit_insn and remove unneeded code to construct extra args.
1579 (emit_no_conflict_block): Removed.
1580 * optabls.h: (emit_no_conflict_block): Removed.
1581 * cse.c (cse_extended_basic_block): Remove search for
1582 REG_NO_CONFLICT note.
1583 * global.c: Removed incorrect comment added in revision 117.
1584 * expr.c (convert_move): Change call to emit_no_conflict_block to
1586 * recog.c: Change comments so that they do not mention
1588 * local_alloc.c (combine_regs): Removed last parameter.
1589 (no_conflict_p): Removed.
1590 (block_alloc): Removed note, no_conflict_combined_regno and set
1591 local vars. Removed all code to process REG_NO_CONFLICT blocks.
1592 (combine_regs): Removed already_dead and code to look for
1593 REG_NO_CONFLICT notes.
1594 * lower_subreg (remove_retval_note): Removed code to look for
1595 REG_NO_CONFLICT block.
1596 (resolve_reg_notes): Removed REG_NO_CONFLICT case.
1597 (resolve_clobber): Remove code to process libcalls that have
1598 REG_NO_CONFLICT notes.
1599 * loop_invariant.c (find_invariant_insn): Removed REG_NO_CONFLICT
1601 * combine.c (can_combine_p, distribute_notes): Removed
1602 REG_NO_CONFLICT case.
1603 * config/cris/cris.md (movdi pattern): Changed emit_no_conflict_block
1605 * config/mn10300/mn10300.md (absdf2, negdf2 patterns): Ditto.
1606 * config/m68k/m68k.md (negdf2, negxf2, absdf2, absxf2 patterns):
1608 * reg-notes.def (NO_CONFLICT): Removed.
1610 2008-05-14 David S. Miller <davem@davemloft.net>
1612 * config/sparc/sparc.c (sparc_profile_hook): If
1613 NO_PROFILE_COUNTERS, don't generate and pass a label into mcount.
1614 * config/sparc/linux.h (NO_PROFILE_COUNTERS): Define as 1.
1615 * config/sparc/linux64.h (NO_PROFILE_COUNTERS): Likewise.
1617 2008-05-14 Andreas Krebbel <krebbel1@de.ibm.com>
1619 * cse.c (cse_cc_succs): Invoke delete_insn_and_edges.
1621 2008-05-13 Uros Bizjak <ubizjak@gmail.com>
1624 * config/i386/i386.c (ix86_expand_vector_init_general): Rearrange op0
1625 and op1 expansion before vector concat to have less live pseudos.
1627 2008-05-13 H.J. Lu <hongjiu.lu@intel.com>
1629 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
1630 ix86_expand_vector_set if supported.
1632 2008-05-13 Diego Novillo <dnovillo@google.com>
1633 Kenneth Zadeck <zadeck@naturalbridge.com>
1635 http://gcc.gnu.org/ml/gcc-patches/2008-05/msg00748.html
1637 * tree.h (init_phinodes, fini_phinodes, release_phi_node,
1638 phinodes_print_statistics, init_ssanames, fini_ssanames,
1639 make_ssa_name, duplicate_ssa_name, duplicate_ssa_name_ptr_info,
1640 release_ssa_name, release_defs, replace_ssa_name_symbol,
1641 ssanames_print_statistics): Move ...
1642 * tree-flow.h: ... here.
1643 * tree-ssanames.c (init_ssanames): Add arguments FN and SIZE.
1644 Use FN instead of cfun.
1645 (make_ssa_name_fn): Rename from make_ssa_name.
1646 (pass_release_ssa_names): Add TODO_dump_func to finish flags.
1647 * tree-flow-inline.h (make_ssa_name): Move from
1648 tree-ssanames.c. Convert to static inline. Call make_ssa_name_fn.
1649 * omp-low.c (expand_omp_parallel):
1650 * tree-flow-inline.h (redirect_edge_var_map_result):
1651 * tree-ssa.c (init_tree_ssa): Add argument FN.
1652 Use it instead of cfun. Update all users.
1654 2008-05-13 Tom Tromey <tromey@redhat.com>
1656 PR preprocessor/22168:
1657 * doc/cpp.texi (Top): Update menu.
1658 (Alternatives to Wrapper #ifndef): New node.
1659 (Other Directives): Document deprecation.
1660 (Obsolete Features): Remove menu.
1661 (Assertions): Merge node into Obsolete Features.
1662 (Obsolete once-only headers): Move earlier; rename to Alternatives
1664 * doc/cppopts.texi: Update.
1665 * c.opt (Wdeprecated): Enable for C and ObjC.
1666 * doc/invoke.texi (Option Summary): Move -Wno-deprecated.
1667 (C++ Dialect Options): Move -Wno-deprecated from here to...
1668 (Warning Options): ... here.
1670 2008-05-13 Richard Guenther <rguenther@suse.de>
1673 * fold-const.c (fold_sign_changed_comparison): Do not allow
1674 changes in pointer-ness.
1676 2008-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
1679 * config/sh/sh.c (sh_expand_prologue): Don't clear
1680 RTX_FRAME_RELATED_P for push insns.
1682 2008-05-12 Andy Hutchinson <hutchinsonandy@aim.com>
1684 * config/avr/avr.h (MAX_OFILE_ALIGNMENT): Define.
1686 2008-05-12 Anatoly Sokolov <aesok@post.ru>
1688 * config/avr/avr.h (machine_function): Add 'is_leaf' field.
1689 * config/avr/avr.c (avr_regs_to_save): Compute 'machine->is_leaf'.
1690 Use 'machine->is_leaf' instead of 'leaf_func_p'.
1692 2008-05-12 H.J. Lu <hongjiu.lu@intel.com>
1694 * config/i386/sse.md (*sse_concatv4sf): Renamed to ...
1695 (*vec_concatv4sf_sse): This.
1696 (*sse2_concatv2si): Renamed to ...
1697 (*vec_concatv2si_sse2): This.
1698 (*sse1_concatv2si): Renamed to ...
1699 (*vec_concatv2si_sse): This.
1700 (*vec_concatv2di_rex): Renamed to ...
1701 (*vec_concatv2di_rex64): This.
1702 (*vec_concatv2si_sse4_1): New.
1703 (*vec_concatv2di_rex64_sse4_1): Likewise.
1705 2008-05-12 Uros Bizjak <ubizjak@gmail.com>
1707 PR rtl-optimization/36111
1708 * recog.c (validate_replace_rtx_1): Unshare new RTL expression
1709 that was created for swappable operands.
1711 2008-05-12 Samuel Tardieu <sam@rfc1149.net>
1714 * Makefile.in: Substitute GNATMAKE and GNATBIND.
1715 * configure.ac: Add call to ACX_PROG_GNAT.
1717 2008-05-11 Volker Reichelt <v.reichelt@netcologne.de>
1719 * optc-gen.awk: Fix comment typo.
1721 2008-05-11 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
1723 * pretty-print.c (pp_integer_with_precision): Use
1724 HOST_LONG_LONG_FORMAT.
1726 2008-05-10 Kenneth Zadeck <zadeck@naturalbridge.com>
1728 * gcse.c (store_killed_in_insn): Negated call to RTL_CONST_CALL_P.
1730 2008-05-10 H.J. Lu <hongjiu.lu@intel.com>
1732 * config/i386/i386.c (bdesc_ptest): Removed.
1733 (ix86_builtin_type): Add INT_FTYPE_V2DI_V2DI_PTEST.
1734 (bdesc_args): Add __builtin_ia32_ptestz128,
1735 __builtin_ia32_ptestc128 and __builtin_ia32_ptestnzc128.
1736 (ix86_init_mmx_sse_builtins): Updated.
1737 (ix86_expand_args_builtin): Handle INT_FTYPE_V2DI_V2DI_PTEST.
1738 (ix86_expand_builtin): Updated.
1740 2008-05-10 Richard Sandiford <rdsandiford@googlemail.com>
1742 * tree-cfg.c (valid_fixed_convert_types_p): New function.
1743 (verify_gimple_expr): Handle FIXED_CONVERT_EXPR.
1745 2008-05-10 Uros Bizjak <ubizjak@gmail.com>
1747 * value-prof.c (interesting_stringop_to_profile): Do not
1748 return early for BUILT_IN_MEMPCPY.
1750 2008-05-09 H.J. Lu <hongjiu.lu@intel.com>
1752 * calls.c (expand_call): Don't use callgraph to increase
1753 preferred_stack_boundary.
1755 * cgraph.h (cgraph_rtl_info): Use unsigned on
1756 preferred_incoming_stack_boundary.
1758 * final.c (rest_of_clean_state): Use unsigned on
1759 preferred_stack_boundary.
1761 2008-05-09 Tom Tromey <tromey@redhat.com>
1763 PR preprocessor/22231:
1764 * c-opts.c (sanitize_cpp_opts): Disallow -MG if compilation is
1767 2008-05-09 Uros Bizjak <ubizjak@gmail.com>
1769 PR tree-optimization/36129
1770 * tree-ssa-ccp.c: Include value-prof.h.
1771 (execute_fold_all_builtins): Call gimple_remove_stmt_histograms if
1772 built-in function was folded to a constant.
1773 * Makefile.in (tree-ssa-ccp.c): Depend on value-prof.h
1775 2008-05-09 Jan Sjodin <jan.sjodin@amd.com>
1776 Sebastian Pop <sebastian.pop@amd.com>
1778 * tree-scalar-evolution.c: Document instantiate_scev.
1779 (instantiate_parameters_1): Renamed instantiate_scev_1.
1780 Don't use the same loop for instantiation_loop and evolution_loop.
1781 (instantiate_scev): New.
1782 (instantiate_parameters): Moved...
1783 (resolve_mixers): Update call to instantiate_scev_1 to pass the
1784 same loop twice. Maintains the semantics for this function.
1785 * tree-scalar-evolution.h (instantiate_scev): Declare.
1786 (instantiate_parameters): ...here. Now static inline.
1787 * tree-data-ref.c (dr_analyze_indices): Call instantiate_scev
1788 instead of resolve_mixers.
1790 2008-05-09 Maxim Kuvyrkov <maxim@codesourcery.com>
1792 * rtl-factoring.c (collect_pattern_seqs): Fix typo.
1794 2008-05-09 Tomas Bily <tbily@suse.cz>
1796 * config/pa/pa.c (reloc_needed): Use CASE_CONVERT.
1797 * tree-cfg.c (verify_expr, verify_gimple_expr): Likewise.
1798 * tree-ssa-structalias.c (get_constraint_for): Likewise.
1799 * c-common.c (c_common_truthvalue_conversion): Likewise.
1800 * tree-object-size.c (compute_object_offset): Likewise.
1801 * tree-inline.c (estimate_num_insns_1): Likewise.
1802 * varasm.c (const_hash_1, compare_constant, copy_constant)
1803 (compute_reloc_for_constant, output_addressed_constants)
1804 (initializer_constant_valid_p): Likewise.
1805 * c-omp.c (check_omp_for_incr_expr): Likewise.
1806 * gimplify.c (gimplify_expr): Likewise.
1807 * c-typeck.c (c_finish_return): Likewise.
1808 * tree-vectorizer.c (supportable_widening_operation)
1809 (supportable_narrowing_operation): Likewise.
1810 * c-pretty-print.c (pp_c_cast_expression, pp_c_expression): Likewise.
1811 * matrix-reorg.c (can_calculate_expr_before_stmt): Likewise.
1812 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
1813 * dwarf2out.c (loc_descriptor_from_tree_1, add_bound_info)
1814 (descr_info_loc): Likewise.
1815 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Likewise.
1816 * fold-const.c (operand_equal_p, make_range, extract_muldiv_1)
1817 (fold_unary): Likewise.
1818 * builtins.c (get_pointer_alignment): Likewise.
1819 * tree-scalar-evolution.c (interpret_rhs_modify_stmt)
1820 (instantiate_parameters_1): Likewise.
1821 * tree.c (expr_align, stabilize_reference): Likewise.
1822 * tree-pretty-print.c (dump_generic_node, op_prio): Likewise.
1823 * tree-ssa-loop-niter.c (derive_constant_upper_bound): Likewise.
1824 * convert.c (strip_float_extensions): Use CONVERT_EXPR_P.
1825 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Likewise.
1826 * config/alpha/alpha.c (va_list_skip_additions): Likewise.
1827 * c-common.c (c_alignof_expr, check_function_arguments_recurse):
1829 * tree-ssa.c (tree_ssa_useless_type_conversion): Likewise.
1830 * varasm.c (initializer_constant_valid_p, output_constant): Likewise.
1831 * tree-ssa-forwprop.c (get_prop_source_stmt, can_propagate_from)
1832 (forward_propagate_addr_expr_1, forward_propagate_addr_expr)
1833 (forward_propagate_comparison)
1834 (tree_ssa_forward_propagate_single_use_vars): Likewise.
1835 * cfgexpand.c (discover_nonconstant_array_refs_r): Likewise.
1836 * emit-rtl.c (component_ref_for_mem_expr)
1837 (set_mem_attributes_minus_bitpos): Likewise.
1838 * tree-ssa-phiopt.c (conditional_replacement): Likewise.
1839 * gimplify.c (gimplify_conversion, goa_lhs_expr_p, gimplify_expr):
1841 * c-typeck.c (default_function_array_conversion, build_indirect_ref)
1842 (build_function_call, pointer_diff, build_compound_expr)
1843 (c_finish_return): Likewise.
1844 * tree-vect-analyze.c (vect_determine_vectorization_factor): Likewise.
1845 * matrix-reorg.c (get_inner_of_cast_expr, may_flatten_matrices_1):
1847 * tree-ssa-ifcombine.c (recognize_single_bit_test): Likewise.
1848 * expr.c (is_aligning_offset): Likewise.
1849 * tree-ssa-alias.c (is_escape_site): Likewise.
1850 * tree-stdarg.c (va_list_counter_bump, check_va_list_escapes)
1851 (check_all_va_list_escapes): Likewise.
1852 * tree-ssa-loop-ivopts.c (determine_base_object)
1853 (determine_common_wider_type): Likewise.
1854 * dojump.c (do_jump): Likewise.
1855 * tree-ssa-sccvn.c (simplify_unary_expression): Likewise.
1856 * tree-gimple.c (is_gimple_cast): Likewise.
1857 * fold-const.c (decode_field_reference, )
1858 (fold_sign_changed_comparison, fold_unary, fold_comparison)
1859 (fold_binary): Likewise.
1860 * tree-ssa-alias-warnings.c (find_alias_site_helper)
1861 (already_warned_in_frontend_p): Likewise.
1862 * builtins.c (get_memory_rtx, fold_builtin_next_arg): Likewise.
1863 * tree.c (really_constant_p, get_unwidened): Likewise.
1864 * tree-ssa-loop-niter.c (expand_simple_operations): Likewise.
1865 * tree-ssa-loop-im.c (rewrite_bittest): Likewise.
1866 * tree-vrp.c (register_edge_assert_for_2, register_edge_assert_for_1):
1868 * tree.h (STRIP_NOPS, STRIP_SIGN_NOPS, STRIP_TYPE_NOPS): Use
1870 (CONVERT_EXPR_P): Define.
1871 (CASE_CONVERT): Define.
1873 2008-05-08 Kenneth Zadeck <zadeck@naturalbridge.com>
1876 * dce.c (deletable_insn_p): Do not delete calls if df_in_progress.
1877 (delete_unmarked_insns): When deleting a call, call
1878 delete_unreachable_blocks.
1879 * rtl.texi (RTL_CONST_CALL_P, RTL_PURE_CALL_P,
1880 RTL_CONST_OR_PURE_CALL_P, RTL_LOOPING_CONST_OR_PURE_CALL_P): Fixed doc.
1882 2008-05-08 Richard Guenther <rguenther@suse.de>
1884 * doc/invoke.texi (-fdump-tree-salias): Remove documentation.
1885 (-ftree-salias): Likewise.
1886 (salias-max-implicit-fields): Remove param documentation.
1887 (salias-max-array-elements): Likewise.
1888 * tree-pass.h (pass_create_structure_vars): Remove.
1889 * params.h (SALIAS_MAX_IMPLICIT_FIELDS): Remove.
1890 (SALIAS_MAX_ARRAY_ELEMENTS): Likewise.
1891 * tree-ssa-alias.c (create_structure_vars): Remove.
1892 (gate_structure_vars): Likewise.
1893 (pass_create_structure_vars): Likewise.
1894 (gate_build_alias): Likewise.
1895 (pass_build_alias): Adjust to run always and dump the function.
1896 * common.opt (ftree-salias): Hide.
1897 * passes.c (init_optimization_passes): Remove
1898 pass_create_structure_vars, adjust comment.
1899 * params.def (PARAM_SALIAS_MAX_IMPLICIT_FIELDS): Remove.
1900 (PARAM_SALIAS_MAX_ARRAY_ELEMENTS): Likewise.
1901 * opts.c (decode_options): Do not set flag_tree_salias.
1902 (common_handle_option): Add OPT_ftree_salias to the backward
1903 compatibility section.
1905 2008-05-08 Richard Guenther <rguenther@suse.de>
1907 * tree-flow-inline.h (var_can_have_subvars): Move ...
1908 * tree-ssa-structalias.c (var_can_have_subvars): ... here.
1909 * tree-flow.h (var_can_have_subvars): Remove.
1910 (push_fields_onto_fieldstack): Remove.
1911 (sort_fieldstack): Likewise.
1912 (struct fieldoff): Move ...
1913 * tree-ssa-structalias.c (struct fieldoff): ... here. Remove
1914 alias_set and base_for_components fields.
1915 (sort_fieldstack): Make static.
1916 (push_fields_onto_fieldstack): Likewise. Remove code that
1917 handles anything but RECORD_TYPEs. Remove alias_set and
1918 base_for_components handling.
1919 (create_variable_info_for): Adjust.
1921 2008-05-08 Seongbae Park <seongbae.park@gmail.com>
1923 * common.opt (Wframe-larger-than=): Shorten the help message
1925 * doc/invoke.texi (Wframe-larger-than=): Add more description.
1927 2008-05-08 Rafael Espindola <espindola@google.com>
1929 * tree-complex.c (expand_complex_div_wide): Don't create CONDs that
1931 * tree-gimple.c (is_gimple_condexpr): Check that the expression doesn't
1932 trap and that both operands are gimple values.
1933 (canonicalize_cond_expr_cond): Use is_gimple_condexpr.
1934 * gcc/tree-eh.c (tree_could_trap_p): Correctly detect if a comparison
1937 2008-05-08 Richard Sandiford <rsandifo@nildram.co.uk>
1939 * read-rtl.c (join_c_conditions): Return the first string if the
1940 two strings are equal.
1942 2008-05-08 Richard Sandiford <rsandifo@nildram.co.uk>
1944 * gensupport.h (pred_data): Add a "num_codes" field.
1945 (add_predicate_code): Declare.
1946 * gensupport.c (add_predicate_code): New function.
1947 (std_pred_table): Add an "allows_const_p" field.
1948 (std_preds): Set this field for predicates that allow RTX_CONST_OBJs.
1949 Remove the (incomplete) list of such codes from the codes field.
1950 (init_predicate_table): Use add_predicate_code. Add all
1951 RTX_CONST_OBJs if allows_const_p is true.
1952 * genrecog.c (process_define_predicate): Use add_predicate_code.
1954 2008-05-08 David Daney <ddaney@avtrex.com>
1955 Richard Sandiford <rsandifo@nildram.co.uk>
1957 * config/mips/mips.md (mips_expand_compare_and_swap_12): Handle
1958 special case of constant zero operands.
1959 * config/mips/mips.c (mips_expand_compare_and_swap_12): Zero extend
1960 old and new values. Special case constant zero values.
1961 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP): Skip 'sync' if compare
1963 (MIPS_COMPARE_AND_SWAP_12): Handle constant zero operands.
1964 (MIPS_COMPARE_AND_SWAP_12_0): New macro.
1966 2008-05-08 Paolo Bonzini <bonzini@gnu.org>
1969 * simplify-rtx.c (simplify_plus_minus): Create CONST of
1970 similar RTX_CONST_OBJ before CONST_INT.
1972 2008-05-08 Steve Ellcey <sje@cup.hp.com>
1974 * stmt.c (expand_stack_restore): Change sa mode if needed.
1976 2008-05-08 Richard Guenther <rguenther@suse.de>
1978 * config/i386/i386-protos.h (ix86_return_in_memory): Adjust
1979 return type to bool.
1980 (ix86_sol10_return_in_memory): Likewise.
1981 (ix86_i386elf_return_in_memory): Likewise.
1982 (ix86_i386interix_return_in_memory): Likewise.
1983 * config/i386/i386.c (ix86_return_in_memory): Likewise.
1984 (ix86_sol10_return_in_memory): Likewise.
1985 (ix86_i386elf_return_in_memory): Likewise.
1986 (ix86_i386interix_return_in_memory): Likewise.
1988 2008-05-08 Kai Tietz <kai.tietz@onevision.com>
1991 * calls.c (compute_argument_block_size ): Add ATTRIBUTE_UNUSED to
1993 (emit_library_call_value_1): Add ATTRIBUTE_UNUSED to variable fndecl.
1994 * target-def.h: Check that TARGET_RETURN_IN_MEMORY isn't
1997 2008-05-08 Richard Guenther <rguenther@suse.de>
1999 * tree-data-ref.c (dr_analyze_alias): Do not set DR_SUBVARS.
2000 * tree-data-ref.h (struct dr_alias): Remove subvars field.
2001 (DR_SUBVARS): Remove.
2002 * tree-dfa.c (dump_subvars_for): Remove.
2003 (debug_subvars_for): Likewise.
2004 (dump_variable): Do not dump subvars.
2005 (remove_referenced_var): Do not remove subvars.
2006 * tree-flow-inline.h (clear_call_clobbered): SFTs no longer exist.
2007 (lookup_subvars_for_var): Remove.
2008 (get_subvars_for_var): Likewise.
2009 (get_subvars_at): Likewise.
2010 (get_first_overlapping_subvar): Likewise.
2011 (overlap_subvar): Likewise.
2012 * tree-flow.h (subvar_t): Remove.
2013 (struct var_ann_d): Remove subvars field.
2014 * tree-ssa-alias.c (mark_aliases_call_clobbered): Remove queued
2015 argument. Remove special handling of SFTs.
2016 (compute_tag_properties): Likewise.
2017 (set_initial_properties): Likewise.
2018 (compute_call_clobbered): Likewise.
2019 (count_mem_refs): Likewise.
2020 (compute_memory_partitions): Likewise.
2021 (compute_flow_insensitive_aliasing): Likewise.
2022 (setup_pointers_and_addressables): Likewise.
2023 (new_type_alias): Likewise.
2024 (struct used_part): Remove.
2025 (used_portions): Likewise.
2026 (struct used_part_map): Likewise.
2027 (used_part_map_eq): Likewise.
2028 (used_part_map_hash): Likewise.
2029 (free_used_part_map): Likewise.
2030 (up_lookup): Likewise.
2031 (up_insert): Likewise.
2032 (get_or_create_used_part_for): Likewise.
2033 (create_sft): Likewise.
2034 (create_overlap_variables_for): Likewise.
2035 (find_used_portions): Likewise.
2036 (create_structure_vars): Likewise.
2037 * tree.def (STRUCT_FIELD_TAG): Remove.
2038 * tree.h (MTAG_P): Adjust.
2039 (struct tree_memory_tag): Remove base_for_components and
2040 unpartitionable flags.
2041 (struct tree_struct_field_tag): Remove.
2042 (SFT_PARENT_VAR): Likewise.
2043 (SFT_OFFSET): Likewise.
2044 (SFT_SIZE): Likewise.
2045 (SFT_NONADDRESSABLE_P): Likewise.
2046 (SFT_ALIAS_SET): Likewise.
2047 (SFT_UNPARTITIONABLE_P): Likewise.
2048 (SFT_BASE_FOR_COMPONENTS_P): Likewise.
2049 (union tree_node): Remove sft field.
2050 * alias.c (get_alias_set): Remove special handling of SFTs.
2051 * print-tree.c (print_node): Remove handling of SFTs.
2052 * tree-dump.c (dequeue_and_dump): Likewise.
2053 * tree-into-ssa.c (mark_sym_for_renaming): Likewise.
2054 * tree-nrv.c (dest_safe_for_nrv_p): Remove special handling of SFTs.
2055 * tree-predcom.c (set_alias_info): Do not set subvars.
2056 * tree-pretty-print.c (dump_generic_node): Do not handle SFTs.
2057 * tree-ssa-loop-ivopts.c (get_ref_tag): Likewise.
2058 * tree-ssa-operands.c (access_can_touch_variable): Likewise.
2059 (add_vars_for_offset): Remove.
2060 (add_virtual_operand): Remove special handling of SFTs.
2061 (add_call_clobber_ops): Likewise.
2062 (add_call_read_ops): Likewise.
2063 (get_asm_expr_operands): Likewise.
2064 (get_modify_stmt_operands): Likewise.
2065 (get_expr_operands): Likewise.
2066 (add_to_addressable_set): Likewise.
2067 * tree-ssa.c (verify_ssa_name): Do not handle SFTs.
2068 * tree-tailcall.c (suitable_for_tail_opt_p): Likewise.
2069 * tree-vect-transform.c (vect_create_data_ref_ptr): Do not set subvars.
2070 * tree.c (init_ttree): Remove STRUCT_FIELD_TAG initialization.
2071 (tree_code_size): Remove STRUCT_FIELD_TAG handling.
2072 (tree_node_structure): Likewise.
2073 * tree-ssa-structalias.c (set_uids_in_ptset): Remove special
2075 (find_what_p_points_to): Likewise.
2077 2008-05-08 Sa Liu <saliu@de.ibm.com>
2079 * config/spu/spu.md: Fixed subti3 pattern.
2081 2008-05-08 Richard Guenther <rguenther@suse.de>
2084 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Make
2085 sure to create a representative for trailing arrays for PTA.
2087 2008-05-08 Richard Guenther <rguenther@suse.de>
2090 * fold-const.c (operand_equal_p): Two objects which types
2091 differ in pointerness are not equal.
2093 2008-05-08 Kai Tietz <kai.tietz@onevision.com>
2095 * calls.c (compute_argument_block_size): Add argument tree fndecl.
2096 (OUTGOING_REG_PARM_STACK_SPACE): Add function type argument.
2097 (emit_library_call_value_1): Add new variable fndecl initialized by
2098 NULL_TREE. It should be the decl type of orgfun, but this information
2099 seems not to be available here, so it uses the default calling abi.
2100 * config/arm/arm.c (arm_return_in_memory): Add fntype argumen.
2101 * config/arm/arm.h (RETURN_IN_MEMORY): Replace RETURN_IN_MEMORY
2102 by TARGET_RETURN_IN_MEMORY.
2103 * config/i386/i386-interix.h: Likewise.
2104 * config/i386/i386.h: Likewise.
2105 * config/i386/i386elf.h: Likewise.
2106 * config/i386/ptx4-i.h: Likewise.
2107 * config/i386/sol2-10.h: Likewise.
2108 * config/i386/sysv4.h: Likewise.
2109 * config/i386/vx-common.h: Likewise.
2110 * config/cris/cris.h: Removed #if 0 clause.
2111 * config/arm/arm-protos.h (arm_return_in_memory): Add fntype argument.
2112 * config/i386/i386-protos.h (ix86_return_in_memory): Add fntype
2114 (ix86_sol10_return_in_memory): Likewise.
2115 (ix86_i386elf_return_in_memory): New.
2116 (ix86_i386interix_return_in_memory): New.
2117 * config/mt/mt-protos.h (mt_return_in_memory): New.
2118 * config/mt/mt.c: Likewise.
2119 * config/mt/mt.h (OUTGOING_REG_PARM_STACK_SPACE): Add FNTYPE argument.
2120 (RETURN_IN_MEMORY): Replace by TARGET_RETURN_IN_MEMORY.
2121 * config/bfin/bfin.h: Likewise.
2122 * config/bfin/bfin-protos.h (bfin_return_in_memory): Add fntype
2124 * config/bfin/bfin.c: Likewise.
2125 * config/pa/pa.h (OUTGOING_REG_PARM_STACK_SPACE): Add FNTYPE argument.
2126 * config/alpha/unicosmk.h: Likewise.
2127 * config/i386/cygming.h: Likewise.
2128 * config/iq2000/iq2000.h: Likewise.
2129 * config/mips/mips.h: Likewise.
2130 * config/mn10300/mn10300.h: Likewise.
2131 * config/rs6000/rs6000.h: Likewise.
2132 * config/score/score.h: Likewise.
2133 * config/spu/spu.h: Likewise.
2134 * config/v850/v850.h: Likewise.
2135 * defaults.h: Likewise.
2136 * doc/tm.texi (OUTGOING_REG_PARM_STACK_SPACE): Adjust documentation.
2137 * expr.c (emit_block_move): Adjust use of
2138 OUTGOING_REG_PARM_STACK_SPACE.
2139 * function.c (STACK_DYNAMIC_OFFSET): Adjust use of
2140 OUTGOING_REG_PARM_STACK_SPACE.
2141 * targhooks.c (default_return_in_memory): Remove RETURN_IN_MEMORY.
2143 2008-05-08 Jakub Jelinek <jakub@redhat.com>
2145 * tree-parloops.c (create_parallel_loop): Set OMP_RETURN_NOWAIT
2146 on OMP_RETURN for OMP_FOR.
2149 * dwarf2out.c (dw_expand_expr, common_check): Removed.
2150 (fortran_common): New function.
2151 (gen_variable_die): Call fortran_common instead of common_check,
2152 adjust for it returning tree instead of rtx. Formatting.
2154 2008-05-07 Kenneth Zadeck <zadeck@naturalbridge.com>
2158 * see.c (see_copy_insn): Copy new pure const attributes for new call.
2159 * c-decl.c (merge_decls): Ditto.
2160 * postreload.c (record_opr_changes): Change CONST_OR_PURE_CALL_P
2161 to RTL_CONST_OR_PURE_CALL_P.
2162 * tree.c (define_local_buitin): Rename DECL_IS_PURE to DECL_PURE_P.
2163 Initialized DECL_LOOPING_CONST_PURE.
2164 (process_call_operands): Set tree_side_effects properly.
2165 * tree.h (TREE_READONLY_DECL_P): Removed.
2166 (DECL_IS_PURE): Renamed to DECL_PURE_P.
2167 (DECL_LOOPING_OR_CONST_P): New macro.
2168 (struct tree_function_decl): Added looping_const_or_pure_p.
2170 (ECF_LOOPING_OR_CONST_P): New macro.
2171 * rtlanal.c (pure_const_p): Removed.
2172 * builtins.c (expand_builtin): Rename DECL_IS_PURE to DECL_PURE_P.
2173 * reorg.c (delete_prior_computation) Changed CONST_OR_PURE_CALL_P
2174 to RTL_CONST_CALL_P.
2175 * ipa-pure-const.c (pure_const_state_e): Added looping field.
2176 (check_decl, check_tree, check_call, scan_function): Initialize
2178 (analyze_function): Rename DECL_IS_PURE to DECL_PURE_P.
2179 (static_execute): Set looping true for recursive functions.
2180 Undo setting state to IPA_NEITHER for recursive functions.
2182 * ifcvt.c (noce_can_store_speculate_p): Changed
2183 CONST_OR_PURE_CALL_P and pure_call_p to RTL_CONST_CALL_P or
2184 RTL_CONST_OR_PURE_CALL_P.
2185 * dse.c (scan_insn): Ditto.
2186 * local-alloc.c (validate_equiv_mem, memref_used_between_p): Ditto.
2187 * gcse.c (oprs_not_seen_p) Changed CONST_OR_PURE_CALL_P to
2188 RTL_CONST_OR_PURE_CALL_P.
2189 (store_killed_in_insn): Changed CONST_OR_PURE_CALL_P and
2190 pure_call_p to RTL_CONST_CALL_P.
2191 * gimplify.c (gimplify_call_expr): Clear side effects for
2192 non-looping pure and constant calls.
2193 * calls.c (emit_call_1): Set rtl flags from ecf flags.
2194 (flags_from_decl_or_type): Set ecf flags from decl flags.
2195 (initialize_argument_information): Turn off
2196 ECF_LOOPING_CONST_OR_PURE when turning off ECF_CONST.
2197 Change const to pure if callee_copies is true rather than just
2199 (expand_call): Turn off ECF_LOOPING_PURE_CONST_CALL and remove old
2200 way of marking pure calls.
2201 (emit_library_call_value_1): Turn off ECF_LOOPING_PURE_CONST_CALL.
2202 Remove hack that was supposed to fix pr7335 and remove old
2203 way of marking pure calls.
2204 * emit-rtl.c (emit_copy_of_insn_after): Copy RTL_CONST_CALL_P,
2205 RTL_PURE_CALL_P, RTL_LOOPING_CONST_OR_PURE_CALL_P.
2206 * cselib.c (cselib_process_insn): Changed CONST_OR_PURE_CALL_P to
2207 RTL_CONST_OR_PURE_CALL_P.
2208 * tree-ssa-pre.c (can_value_number_call): Fixed spacing.
2209 * loop-invariant.c (find_exits, find_invariant_bb): Changed
2210 CONST_OR_PURE_CALL_P to RTL_CONST_OR_PURE_CALL_P.
2211 * sched-deps.c (schedule_analyze): Ditto.
2212 * rtl.h (struct rtx_def): Use call field, unchanging field, and
2213 return_val field of calls to represent pure and const function info.
2214 (CONST_OR_PURE_CALL_P): Deleted macro.
2215 (RTL_CONST_CALL_P, RTL_PURE_CALL_P,
2216 RTL_LOOPING_CONST_OR_PURE_CALL_P, RTL_CONST_OR_PURE_P): New macros.
2217 * tree-inline.c (copy_body_r): Changed TREE_READONLY_DECL_P to
2219 * tree-optimize.c (execute_fixup_cfg): Added test for
2220 ECF_LOOPING_CONST_OR_PURE.
2221 * c-common.c (handle_pure_attribute): Changed DECL_IS_PURE to
2223 * tree-cfg.c (update_call_expr_flags): Do not clear tree side
2224 effects for looping pure or const calls.
2225 (verify_gimple_expr): Added verification code.
2226 * config/alpha/alpha.c (alpha_legitimize_address,
2227 alpha_emit_xfloating_libcall): Changed CONST_OR_PURE_CALL_P to
2229 * config/s390/s390.c (s390_emit_tls_call_insn): Ditto.
2230 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Ditto.
2231 * config/mips/mips.c (mips_call_tls_get_addr): Ditto.
2232 * cfgrtl.c (need_fake_edge_p): Changed CONST_OR_PURE_CALL_P to
2233 RTL_CONST_OR_PURE_CALL_P.
2234 * dce.c (deletable_insn_p): Allow non looping, non sibling, pure
2235 and const calls to be deleted.
2237 2008-05-07 Uros Bizjak <ubizjak@gmail.com>
2240 * config/i386/mmx.md (mmx_subv2sf3): New expander.
2241 (*mmx_subv2sf3): Rename from mmx_subv2sf3 insn pattern.
2242 (*mmx_eqv2sf3): Rename from mmx_eqv2sf3 insn pattern.
2243 (mmx_eqv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
2244 to handle nonimmediate operands.
2245 (*mmx_paddwd): Rename from mmx_paddwd insn pattern.
2246 (mmx_paddwd): New expander. Use ix86_fixup_binary_operands_no_copy
2247 to handle nonimmediate operands.
2248 (*mmx_pmulhrwv4hi3): Rename from mmx_pmulhrwv4hi3 insn pattern.
2249 (mmx_pmulhrwv4hi3): New expander. Use
2250 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
2251 (*sse2_umulv1siv1di3): Rename from sse2_umulv1siv1di3 insn pattern.
2252 (sse2_umulv1siv1di3): New expander. Use
2253 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
2254 (*mmx_eq<mode>3): Rename from mmx_eq<mode>3 insn pattern.
2255 (mmx_eq<mode>3): New expander. Use
2256 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
2257 (*mmx_uavgv8qi3): Rename from mmx_uavgv8qi3 insn pattern.
2258 (mmx_uavgv8qi3): New expander. Use
2259 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
2260 (*mmx_uavgv4hi3): Rename from mmx_uavgv4hi3 insn pattern.
2261 (mmx_uavgv4hi3): New expander. Use
2262 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
2264 * config/i386/sse.md
2265 (sse_movhlps_exp): New expander. Use ix86_fixup_binary_operands
2266 to handle nonimmediate operands.
2267 (sse_movlhps_exp): New expander. Use ix86_fixup_binary_operands
2268 to handle nonimmediate operands.
2269 (sse_loadhps_exp): New expander. Use ix86_fixup_binary_operands
2270 to handle nonimmediate operands.
2271 (sse_loadlps_exp): New expander. Use ix86_fixup_binary_operands
2272 to handle nonimmediate operands.
2273 (sse2_unpckhpd_exp): New expander. Use
2274 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
2275 (sse2_unpcklpd_exp): New expander. Use
2276 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
2277 (sse_loadhpd_exp): New expander. Use ix86_fixup_binary_operands
2278 to handle nonimmediate operands.
2279 (sse_loadlpd): New expander. Use ix86_fixup_binary_operands
2280 to handle nonimmediate operands.
2281 (*sse2_<plusminus_insn><mode>3): Rename from
2282 sse2_<plusminus_insn><mode>3 insn pattern.
2283 (sse2_<plusminus_insn><mode>3): New expander. Use
2284 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
2285 (*sse2_umulv2siv2di3): Rename from sse2_umulv2siv2di3 insn pattern.
2286 (sse2_umulv2siv2di3): New expander. Use
2287 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
2288 (*sse4_1_mulv2siv2di3): Rename from sse4_1_mulv2siv2di3 insn pattern.
2289 (sse4_1_mulv2siv2di3): New expander. Use
2290 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
2291 (*sse2_pmaddwd): Rename from sse2_pmaddwd insn pattern.
2292 (sse2_pmaddwd): New expander. Use
2293 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
2294 (*sse2_eq<mode>3): Rename from sse2_eq<mode>3 insn pattern.
2295 (sse2_eq<mode>3): New expander. Use
2296 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
2297 (*sse4_1_eqv2di3): Rename from sse4_1_eqv2di3 insn pattern.
2298 (sse4_1_eqv2di3): New expander. Use
2299 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
2300 (*sse2_uavgv16qi3): Rename from sse2_uavgv16qi3 insn pattern.
2301 (sse2_uavgv16qi3): New expander. Use
2302 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
2303 (*sse2_uavgv16qi3): Rename from sse2_uavgv16qi3 insn pattern.
2304 (sse2_uavgv16qi3): New expander. Use
2305 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
2306 (*sse2_uavgv8hi3): Rename from sse2_uavgv8hi3 insn pattern.
2307 (sse2_uavgv8hi3): New expander. Use
2308 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
2309 (*ssse3_pmulhrswv8hi3): Rename from ssse3_pmulhrswv8hi3 insn pattern.
2310 (ssse3_pmulhrswv8hi3): New expander. Use
2311 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
2312 (*ssse3_pmulhrswv4hi3): Rename from ssse3_pmulhrswv4hi3 insn pattern.
2313 (ssse3_pmulhrswv4hi3): New expander. Use
2314 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
2316 (<sse>_vm<plusminus_insn><mode>3): Do not use ix86_binary_operator_ok.
2317 (<sse>_vmmul<mode>3): Ditto.
2318 (divv4sf3): Do not use ix86_fixup_binary_operands_no_copy.
2320 (ssse3_pmaddubsw128): Use register_operand for operand 1.
2321 (ssse3_pmaddubsw): Ditto.
2323 * config/i386/i386.c (struct_builtin_description)
2324 [IX86_BUILTIN_LOADHPS]: Use CODE_FOR_sse_loadhps_exp.
2325 [IX86_BUILTIN_STOREHPS]: Use CODE_FOR_sse_loadlps_exp.
2326 [IX86_BUILTIN_LOADHPD]: Use CODE_FOR_sse2_loadhpd_exp.
2327 [IX86_BUILTIN_LOADLPD]: Use CODE_FOR_sse2_loadlpd_exp.
2328 [IX86_BUILTIN_MOVHLPS]: Use CODE_FOR_sse_movhlps_exp.
2329 [IX86_BUILTIN_MOVLHPS]: Use CODE_FOR_sse_movlhps_exp.
2330 [IX86_BUILTIN_UNPCKHPD]: Use FOR_sse2_unpckhpd_exp.
2331 [IX86_BUILTIN_UNPCKLPD]: Use FOR_sse2_unpcklpd_exp.
2332 (ix86_fixup_binary_operands): Assert that src1
2333 and src2 must have the same mode when swapped.
2334 (ix86_expand_binop_builtin): Do not use ix86_fixup_binary_operands
2335 and ix86_binary_operator_ok. Do not force operands in registers
2338 2008-05-07 Jan Hubicka <jh@suse.cz>
2340 * cgraph.c (dump_cgraph_node): Update.
2341 * cgraph.h (cgraph_local_info): Break out inline summary.
2342 * cgraphunit.c (cgraph_process_new_functions): Use inliner analysis
2344 * ipa-inline (inline_summary): New accestor function.
2345 (cgraph_clone_inlined_nodes, cgraph_check_inline_limits,
2346 cgraph_decide_inlining, compute_inline_parameters): Update.
2347 * ipa.c (cgraph_remove_unreachable_nodes): Remove statistics.
2349 2008-05-07 Maxim Kuvyrkov <maxim@codesourcery.com>
2351 Cleanup ColdFire scheduling support and add V4 pipeline model.
2353 * config/m68k/m68k.md (UNSPEC_TIE): New constant.
2354 (define_attr cpu): Add cfv4 value.
2355 (define_attr type, define_attr type1): Merge into a single 'type'
2356 attribute. Update all uses.
2357 (define_attr opx_type, define_attr opy_type, define_attr opx_access):
2358 Rearrange and update. Rename value 'reg' to 'Rn', add value 'FPn'.
2360 (define_attr opx_mem, define_attr opy_mem): Remove.
2361 (define_attr op_mem): Clean up, update comment.
2362 (define_attr size): Use specific values instead of general int.
2363 (define_attr guess, define_attr split): Remove. Update all uses.
2364 (movdf_internal, tstsi_internal, tsthi_internal, tstqi_internal,
2365 tst<mode>_68881, pushexthisi_const, movsi_const0_68000_10,
2366 movsi_const0_68040_60, movsi_const0, movsi_cf, movstrictqi_cf,
2367 zero_extendhisi2_cf, zero_extendqisi2_cfv4, cfv4_extendhisi2,
2368 68k_extendhisi2, extendqihi2, cfv4_extendqisi2, 68k_extendqisi2,
2369 floatsi<mode>2_68881, ftrunc<mode>2_68881, ftrunc<mode>2_cf,
2370 fix<mode>qi2_68881, fix<mode>hi2_68881, fix<mode>si2_68881,
2371 adddi_dishl32, addsi3_5200, add<mode>3_floatsi_68881,
2372 add<mode>3_floathi_68881, add<mode>3_floatqi_68881,
2373 add<mode>3_68881, add<mode>3_cf, subdi_dishl32, subsi3,
2374 sub<mode>3_floatsi_68881, sub<mode>3_floathi_68881,
2375 sub<mode>3_floatqi_68881, sub<mode>3_68881, sub<mode>3_cf,
2376 mulhi3, mulhisi3, mulhisisi3_s, mulsi3_68020, mulsi3_cf,
2377 umulhisi3, mulhisisi3_z, mul<mode>3_floatsi_68881,
2378 mul<mode>3_floathi_68881, mul<mode>3_floatqi_68881, fmul<mode>3_cf,
2379 div<mode>3_cf, sqrt<mode>2_cf, abs<mode>2_cf, clzsi2,
2380 one_cmplsi2_5200, subreghi1ashrdi_const32, ashrsi3, lshrsi3,
2381 bsetmemqi, bsetmemqi_ext, bclrmemqi, bclrmemqi_ext,
2382 beq, bne, bgt, blt, bordered, bunordered, buneq, bunge, bungt, bunle,
2383 bunlt, bltgt, tablejump_internal, call, non_symbolic_call_value,
2384 symbolic_call_value_jsr, symbolic_call_value_bsr, link):
2385 Update or set attributes.
2386 (stack_tie): New fake instruction.
2388 * config/m68k/m68k.h (TUNE_CFV4): New macro.
2389 (m68k_sched_attr_size): Update declaration.
2390 (m68k_sched_attr_type2): Remove.
2391 (m68k_sched_address_bypass_p, m68k_sched_indexed_address_bypass_p):
2392 Declare new bypass predicates.
2394 * config/m68k/m68k.c (m68k_sched_issue_rate,
2395 m68k_sched_first_cycle_multipass_dfa_lookahead): Declare hook
2397 (TARGET_SCHED_ISSUE_RATE,
2398 TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD): Override hooks.
2399 (override_options): Handle scheduling for ColdFire V4 core.
2400 (m68k_expand_prologue): Emit stack_tie.
2401 (enum attr_op_type): Split value 'OP_TYPE_REG' to 'OP_TYPE_RN' and
2402 'OP_TYPE_FPN'. Update all uses.
2403 (sched_guess_p): Remove.
2404 (sched_address_type): Handle symbolic addresses.
2405 (sched_get_operand): New static function.
2406 (sched_operand_type): Merge into sched_attr_op_type.
2407 (sched_attr_op_type): Handle FP registers, handle quick constants,
2409 (m68k_sched_attr_opx_type, m68k_sched_attr_opy_type): Update.
2410 (m68k_sched_attr_size): Update. Move logic to ...
2411 (sched_get_attr_size_int): New static function.
2412 (sched_get_opxy_mem_type): New static function.
2413 (m68k_sched_attr_op_mem): Update.
2414 (m68k_sched_attr_type2): Remove.
2415 (sched_cfv4_bypass_data): New static variable.
2416 (m68k_sched_adjust_cost): Handle ColdFire V4 bypass.
2417 (m68k_sched_issue_rate): Implement scheduler hook.
2418 (struct _sched_ib: enabled_p): New field.
2419 (m68k_sched_variable_issue): Update. Handle V4.
2420 (SCHED_DUMP_TODO, SCHED_DUMP_DONE, SCHED_DUMP_NOTHING,
2421 sched_dump_class_func_t, sched_dump_split_class,
2422 sched_dump_dfa_guess_unit_code, sched_dump_dfa_state,
2423 sched_dump_dfa_class, m68k_sched_dump): Remove.
2424 (m68k_sched_first_cycle_multipass_dfa_lookahead): Implement scheduler
2426 (m68k_sched_init_global): Remove statisctics dumping, introduce
2427 sanity check that all instructions have pipeline reservations. Handle
2429 (m68k_sched_dfa_pre_advance_cycle, m68k_sched_dfa_post_advance_cycle):
2430 Handle ColdFire V4 core.
2431 (sched_mem_operand_p, sched_get_reg_operand, sched_get_mem_operand):
2432 New static functions.
2433 (m68k_sched_address_bypass_p): New bypass predicate.
2434 (sched_get_indexed_address_scale): New static function.
2435 (m68k_sched_indexed_address_bypass_p): New bypass predicate.
2437 * cf.md: Update comments.
2438 (define_attr type2): Remove. Use 'type' attribute instead.
2440 (cf_ib): Rename to cfv123_ib. Update all uses.
2441 (cf_oep): Rename to cfv123_oep. Update all uses.
2442 (cf_chr): Rename to cfv123_chr. Update all uses.
2443 (cf_mem): Rename to cfv123_mem. Update all uses.
2444 (cf_mac): Move to more appropriate place.
2445 (cfv123_guess): New automaton and cpu_unit.
2446 (cfv123_*, cfv12_*, cfv1_*, cfv2_*, cfv3_*): Use type attribute.
2447 Update uses of 'size' attribute. Handle before reload scheduling.
2448 (cfv123_guess): New dummy reservation for unhandled instructions.
2449 (cfv4_*): Pipeline description of ColdFire V4 core.
2450 (ignore): New reservation to handle 'ignore' type.
2452 2008-05-07 Ian Lance Taylor <iant@google.com>
2455 * gimplify.c (find_single_pointer_decl_1): Don't look through
2457 (find_single_pointer_decl): Adjust comments.
2459 2008-05-07 Jakub Jelinek <jakub@redhat.com>
2462 * fold-const.c (fold_binary): Use STRIP_SIGN_NOPS instead of
2463 STRIP_NOPS on arguments even for MIN_EXPR and MAX_EXPR.
2466 * omp-low.c (expand_omp_atomic_pipeline): Load value using the
2467 integral type rather than floating point, then VIEW_CONVERT_EXPR
2468 to the floating point type.
2470 2008-05-07 Uros Bizjak <ubizjak@gmail.com>
2472 * config/i386/i386.c (ix86_expand_copysign): Force non-zero constant
2473 TFmode op0 to register.
2475 2008-05-07 Alan Modra <amodra@bigpond.net.au>
2477 * c-decl.c (grokdeclarator): Comment typo.
2479 2008-05-06 Aldy Hernandez <aldyh@redhat.com>
2481 * tree-flow.h: Remove prototype for computed_goto_p.
2482 * tree-cfg.c (computed_goto_p): Make static.
2484 2008-05-06 H.J. Lu <hongjiu.lu@intel.com>
2487 * config/i386/i386.c (contains_128bit_aligned_vector_p): Renamed to ...
2488 (contains_aligned_value_p): This. Handle _Decimal128.
2489 (ix86_function_arg_boundary): Only align _Decimal128 to its
2490 natural boundary and handle it properly.
2492 2008-05-06 Martin Jambor <mjambor@suse.cz>
2494 * ipa-cp.c (ipcp_method_orig_node): Renamed to ipcp_get_orig_node.
2495 (ipcp_method_is_cloned): Renamed to ipcp_node_is_clone
2496 (ipcp_method_set_orig_node): Removed.
2497 (ipcp_cval_get_cvalue_type): Removed.
2498 (ipcp_method_get_scale): Renamed to ipcp_get_node_scale.
2499 (ipcp_method_set_scale): Renamed to ipcp_set_node_scale.
2500 (ipcp_cval_set_cvalue_type): Removed.
2501 (ipcp_cval_get_cvalue): Removed.
2502 (ipcp_cval_set_cvalue): Removed.
2503 (ipcp_type_is_const): Renamed to ipcp_lat_is_const.
2504 (ipcp_cval_equal_cvalues): Renamed to ipcp_lats_are_equal
2505 (ipcp_lats_are_equal): Changed parameters to two ipcp_lattice's
2506 (ipcp_cval_meet): Renamed to ipa_lattice_meet
2507 (ipcp_cval_changed): Changed to use ipcp_lat_is_const
2508 (ipcp_method_cval): Renamed to ipcp_get_ith_lattice
2509 (ipcp_get_ith_lattice): Changed parameters.
2510 (ipcp_cval_compute): Renamed to ipcp_lattice_from_jfunc
2511 (ipcp_lattice_from_jfunc): Changed parameters.
2512 (ipcp_redirect): Local lattice pointer instead of lattice type variable.
2513 (ipcp_method_cval_print): Added temporary variable info.
2514 (ipcp_redirect): Removed already unused local variable caller.
2515 (ipcp_redirect): New temporary variable orig_callee_info
2516 (ipcp_redirect): Removed newly unused local variable callee.
2517 (ipcp_redirect): Removed (a bit confusing) local variable type.
2518 (ipcp_insert_stage): Added local variable info.
2519 (ipcp_cval_changed): Renamed to ipcp_lattice_changed, parameters
2521 (ipcp_formal_create): Removed.
2522 (ipcp_method_cval_set): Removed.
2523 (ipcp_propagate_stage): Renamed lattice variables.
2524 (ipcp_method_cval_set_cvalue_type): Removed.
2525 (ipcp_method_cval_print): Renamed to ipcp_print_all_lattices
2526 (ipcp_print_all_lattices): Changed printed strings to refer to
2527 lattices rather than cvals.
2528 (ipcp_method_cval_init): Renamed to ipcp_initialize_node_lattices
2529 (ipcp_propagate_const): Changed formal parameters.
2530 (build_const_val): Changed formal parameters.
2531 (ipcp_insert_stage): Removed useless variable cvalue
2532 (build_const_val): Changed formal parameters.
2533 (ipcp_method_compute_scale): Renamed to ipcp_compute_node_scale
2534 (ipcp_after_propagate): Renamed to ipcp_change_tops_to_bottom
2535 (ipcp_callsite_param_print): Renamed to ipcp_print_all_jump_functions
2536 (ipcp_profile_mt_count_print): Renamed to ipcp_print_func_profile_counts
2537 (ipcp_print_func_profile_counts): Changed string from "method" to
2539 (ipcp_profile_cs_count_print): Renamed to ipcp_print_call_profile_counts
2540 (ipcp_profile_edge_print): Renamed to ipcp_print_edge_profiles
2541 (ipcp_profile_bb_print): Renamed to ipcp_print_bb_profiles
2542 (ipcp_structures_print): Renamed to ipcp_print_all_structures
2543 (ipcp_profile_print): Renamed to ipcp_print_profile_data
2544 (ipcp_lat_is_const): Changed parameters and made inline.
2545 (ipcp_replace_map_create): Renamed to ipcp_create_replace_map
2546 (ipcp_redirect): Renamed to ipcp_need_redirect_p
2547 (ipcp_need_redirect_p): Calls ipcp_lat_is_const instead of using
2548 the predicate condition directly
2549 (ipcp_propagate_stage): Added local variable args. Removed local
2550 variable callee. (Both are mere code simplifications.)
2551 (ipcp_method_dont_insert_const): Renamed to
2552 ipcp_node_not_modifiable_p.
2553 (ipcp_node_not_modifiable_p): Made inline.
2554 (ipcp_cloned_create): Renamed to ipcp_init_cloned_node
2555 (ipcp_propagate_const): Renamed to ipcp_propagate_one_const
2556 (ipcp_print_all_lattices): Removed variable cvalue
2557 (ipcp_method_scale_print): Renamed to ipcp_function_scale_print
2560 2008-05-06 Olivier Hainque <hainque@adacore.com>
2562 * tree-sra.c (try_instantiate_multiple_fields): Early return
2563 if field has POINTER_TYPE.
2565 2008-05-06 Kai Tietz <kai.tietz@onevision.com>
2567 * config/i386/i386.c (output_set_got): Fix for x86_64 output_emit_asm
2568 by using 'q' specifier for instruction.
2569 (ix86_file_end): Replaced case TARGET_64BIT_MS_ABI by TARGET_64BIT.
2571 2008-05-06 Anatoly Sokolov <aesok@post.ru>
2573 * config/avr/avr.md (*sbrx_branch, *sbix_branch, *sbix_branch_tmp):
2574 Change mode of zero_extract from QImode to HImode.
2575 (sign bit tests peepholes): (Ditto.).
2577 2008-05-06 Uros Bizjak <ubizjak@gmail.com>
2579 * config/i386/mmx.md: Remove double backslashes from asm templates.
2580 (*mmx_addv2sf3): Rename from mmx_addv2sf3 insn pattern.
2581 (mmx_addv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
2582 to handle nonimmediate operands.
2583 (*mmx_mulv2sf3): Rename from mmx_mulv2sf3 insn pattern.
2584 (mmx_mulv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
2585 to handle nonimmediate operands.
2586 (*mmx_<code>v2sf3_finite): New insn pattern.
2587 (*mmx_<code>v2sf3): Rename from mmx_<code>v2sf3 insn pattern.
2588 (mmx_<code>v2sf3): New expander. Use
2589 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
2590 (mmx_<plusminus_insn><mode>3): New expander. Use
2591 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
2592 (*mmx_<plusminus_insn><mode>3): New insn pattern.
2593 (mmx_add<mode>3): Removed.
2594 (mmx_ssadd<mode>3): Ditto.
2595 (mmx_usadd<mode>3): Ditto.
2596 (mmx_sub<mode>3): Ditto.
2597 (mmx_sssub<mode>3): Ditto.
2598 (mmx_ussub<mode>3): Ditto.
2599 (*mmx_mulv4hi3): Rename from mmx_mulv4hi3 insn pattern.
2600 (mmx_mulv4hi3): New expander. Use ix86_fixup_binary_operands_no_copy
2601 to handle nonimmediate operands.
2602 (*mmx_smulv4hi3_highpart): Rename from mmx_smulv4hi3_highpart
2604 (mmx_smulv4hi3_highpart): New expander. Use
2605 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
2606 (*mmx_umulv4hi3_highpart): Rename from mmx_umulv4hi3_highpart
2608 (mmx_umulv4hi3_highpart): New expander. Use
2609 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
2610 (*mmx_<code>v4hi3): Rename from mmx_<code>v4hi3 insn pattern.
2611 (mmx_<code>v4hi3): New expander. Use
2612 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
2613 (*mmx_<code>v8qi3): Rename from mmx_<code>v8qi3 insn pattern.
2614 (mmx_<code>v8qi3): New expander. Use
2615 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
2616 (*mmx_<code><mode>3): Rename from mmx_<code><mode>3 insn pattern.
2617 (mmx_<code><mode>3): New expander. Use
2618 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
2620 2008-05-05 Jan Hubicka <jh@suse.cz>
2622 PR tree-optimization/36118
2623 * passes.c (pass_init_dump_file): Fix dump header.
2625 2008-05-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
2628 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Don't create
2629 VCE for function decls.
2631 2008-05-05 H.J. Lu <hongjiu.lu@intel.com>
2633 * config/i386/sse.md (sse2_<plusminus_insn><mode>3): Fix a typo.
2635 2008-05-05 H.J. Lu <hongjiu.lu@intel.com>
2637 * config/i386/i386.md (sat_plusminus): New.
2638 (plusminus_insn): Likewise.
2639 (plusminus_mnemonic): Likewise.
2641 (comm): Add ss_plus, us_plus, ss_minus and us_minus.
2642 (*<addsub><mode>3_cc_overflow): Renamed to ...
2643 (*<plusminus_insn><mode>3_cc_overflow): This.
2644 (*<addsub>si3_zext_cc_overflow): Renamed to ...
2645 (*<plusminus_insn>si3_zext_cc_overflow): This.
2647 * config/i386/sse.md (<addsub><mode>3): Renamed to ...
2648 (<plusminus_insn><mode>3): This.
2649 (*<addsub><mode>3): Renamed to ...
2650 (*<plusminus_insn><mode>3): This.
2651 (<sse>_vm<addsub><mode>3): Renamed to ...
2652 (<sse>_vm<plusminus_insn><mode>3): This.
2653 (sse3_h<addsub>v4sf3): Renamed to ...
2654 (sse3_h<plusminus_insn>v4sf3): This.
2655 (sse3_h<addsub>v2df3): Renamed to ...
2656 (sse3_h<plusminus_insn>v2df3): This.
2657 (<plusminus_insn><mode>3): New.
2658 (*<plusminus_insn><mode>3): Likewise.
2659 (sse2_<plusminus_insn><mode>3): Likewise.
2660 (add<mode>): Removed.
2661 (*add<mode>3): Likewise.
2662 (sse2_ssadd<mode>3): Likewise.
2663 (sse2_usadd<mode>3): Likewise.
2664 (sub<mode>3): Likewise.
2665 (*sub<mode>3): Likewise.
2666 (sse2_sssub<mode>3): Likewise.
2667 (sse2_ussub<mode>3): Likewise.
2669 2008-05-05 Benjamin Kosnik <bkoz@redhat.com>
2671 * gthr-single.h: Add in required interface elements as per gthr.h.
2672 Add stub types for __gthread_key_t, __gthread_once_t. Add defines
2673 for __GTHREAD_ONCE_INIT, __GTHREAD_RECURSIVE_MUTEX_INIT.
2674 Generalize UNUSED macro.
2675 (__gthread_once): Add.
2676 (__gthread_key_create): Add.
2677 (__gthread_key_delete): Add.
2678 (__gthread_getspecific): Add.
2679 (__gthread_setspecific): Add.
2681 2008-05-05 Andrew Pinski <Andrew.Pinski@playstation.sony.com>
2683 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): If we have
2684 the same size types for the indirect reference on the rhs, then
2687 2008-05-05 Uros Bizjak <ubizjak@gmail.com>
2689 * config/i386/i386.md
2690 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit): Use only
2691 one insn template instead of template series.
2692 (*xordi_1_rex64): Ditto.
2693 (*xordi_2_rex64): Ditto.
2695 2008-05-05 Ira Rosen <irar@il.ibm.com>
2697 PR tree-optimization/36119
2698 * tree-vect-transform.c (vectorizable_assignment): Set NCOPIES to 1
2701 2008-06-04 Jan Hubicka <jh@suse.cz>
2703 tree-optimization/36100
2704 * tree-pass.h (pass_O0_always_inline): Declare.
2705 * ipa-inline.c (inline_transform): Remove dead code.
2706 (cgraph_gate_O0_always_inline, cgraph_O0_always_inline,
2707 pass_O0_always_inline): New.
2708 * passes.c (init_optimization_passes): Add pass_O0_always_inline.
2710 2008-05-04 Kai Tietz <kai.tietz@onevision.com>
2712 * config/i386/i386.c (x86_output_mi_thunk): Use movq alternative
2713 mnemonic in this_param move for TARGET_64BIT.
2715 2008-05-04 Uros Bizjak <ubizjak@gmail.com>
2717 * config/i386/i386.md (*strmovsi_1): Simplify asm alternatives.
2718 (*strmovsi_rex_1): Ditto.
2719 (*strsetsi_1): Ditto.
2720 (*strsetsi_rex_1): Ditto.
2722 (add<mode>cc): Macroize expander from addqicc, addhicc, addsicc and
2723 adddicc expanders using SWI mode iterator.
2725 2008-05-04 H.J. Lu <hongjiu.lu@intel.com>
2728 * config/i386/i386.c (ix86_expand_special_args_builtin): Remove three
2731 2008-05-04 David S. Miller <davem@davemloft.net>
2733 * config.gcc (sparc*-*-*): Always set need_64bit_hwint to yes.
2734 (sparc*-*-linux*): Use linux.h in tm_file.
2735 (sparc-*-linux*): If 'enabled_targets' is 'all', build a bi-arch
2736 compiler defaulting to 32-bit.
2737 (sparc*-*-*): Remove explicit target settings of need_64bit_hwint,
2739 * config/sparc/linux.h: Remove definitions now obtained
2740 properly from linux.h
2741 * config/sparc/linux64.h: Likewise.
2742 (ASM_CPU_DEFAULT_SPEC): Change this to ASM_CPU64_DEFAULT_SPEC, we
2743 don't want this setting for 32-bit builds in a biarch compiler.
2744 * doc/install.texi: Add sparc-linux to list of targets
2745 supporting --enable-targets=all.
2747 2008-05-03 Andrew Pinski <pinskia@gmail.com>
2749 * Makefile.in (tree-ssa-phiprop.o): Fix dependencies.
2751 2008-05-03 H.J. Lu <hongjiu.lu@intel.com>
2753 * config/i386/i386.c (ix86_builtin_type): Move V4SI_FTYPE_V4SF
2754 after V4SI_FTYPE_V8HI.
2755 (ix86_init_mmx_sse_builtins): Move case V4HI_FTYPE_V4HI after
2756 case V4SI_FTYPE_V2DF.
2758 2008-05-03 Kenneth Zadeck <zadeck@naturalbridge.com>
2760 * doc/invoke.texi (max-flow-memory-locations): Removed.
2761 * params.def (PARAM_MAX_FLOW_MEMORY_LOCATIONS): Removed.
2763 2008-05-03 Richard Guenther <rguenther@suse.de>
2766 * opts.c (set_Wstrict_aliasing): Handle the turn-off case.
2768 2008-05-02 David S. Miller <davem@davemloft.net>
2770 * config.gcc (need_64bit_hwint): Document libcpp dependency.
2772 2008-05-02 Simon Baldwin <simonb@google.com>
2775 * c-common.h (warn_array_subscript_range): Removed.
2776 * c-common.c (warn_array_subscript_range): Ditto.
2777 * tree-vrp.c (check_array_ref): Revert to ignoring arrays with size 2.
2778 * c-typeck.c (build_array_ref): Remove warn_array_subscript_range.
2780 2008-05-02 H.J. Lu <hongjiu.lu@intel.com>
2782 * config/i386/i386.c (ix86_special_builtin_type): New.
2783 (bdesc_special_args): Likewise.
2784 (ix86_expand_special_args_builtin): Likewise.
2785 (ix86_init_mmx_sse_builtins): Updated.
2786 (ix86_expand_builtin): Updated.
2787 (ix86_expand_store_builtin): Removed.
2788 (ix86_expand_unop_builtin): Likewise.
2790 * config/i386/mm3dnow.h (__v2sf): Moved to ...
2791 * config/i386/mmintrin.h (__v2sf): Here.
2793 * config/i386/xmmintrin.h (_mm_loadh_pi): Replace __v2si with
2795 (_mm_loadl_pi): Likewise.
2796 (_mm_storeh_pi): Replace __v2si with __v2sf.
2797 (_mm_storel_pi): Likewise.
2799 * doc/extend.texi: Correct __builtin_ia32_loadhps,
2800 __builtin_ia32_loadlps, __builtin_ia32_storehps,
2801 __builtin_ia32_storelps, __builtin_ia32_loadhpd and
2802 __builtin_ia32_loadlpd.
2804 2008-05-02 H.J. Lu <hongjiu.lu@intel.com>
2806 * config/i386/i386.c (ix86_builtin_type): Add FLOAT_FTYPE_FLOAT,
2807 V4SF_FTYPE_V4SF_VEC_MERGE and V2DF_FTYPE_V2DF_VEC_MERGE.
2808 (bdesc_args): Updated. Add scalar SSE builtins with vec_merge.
2809 (ix86_init_mmx_sse_builtins): Updated.
2810 (ix86_expand_args_builtin): Likewise.
2811 (ix86_expand_builtin): Likewise.
2812 (ix86_expand_unop1_builtin): Renamed to ...
2813 (ix86_expand_unop_vec_merge_builtin): This.
2815 2008-05-01 Jan Hubicka <jh@suse.cz>
2818 * ipa-inline.c (inline_generate_summary): Make static.
2819 (inline_transform): Do not call inlining at -O0; make static.
2820 * passes.c (execute_todo): Add sanity check.
2821 (execute_one_ipa_transform_pass): Execute proper flags.
2823 2008-05-01 Eric Botcazou <ebotcazou@adacore.com>
2825 * tree.h (TYPE_NONALIASED_COMPONENT): Expand comment.
2826 (DECL_NONADDRESSABLE_P): Likewise.
2827 * alias.c (record_component_aliases): Fix comment.
2829 2008-05-01 Simon Baldwin <simonb@google.com>
2831 * c-common.h (warn_array_subscript_range): New function.
2832 * c-common.c (warn_array_subscript_range): Ditto.
2833 * tree-vrp.c (check_array_ref): Corrected code to agree with
2834 comment, ignoring only arrays of size 0 or size 1.
2835 * c-typeck.c (build_array_ref): Call warn_array_subscript_range.
2837 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
2839 * config/i386/i386.c (ix86_builtin_type): Replace
2840 DI_FTYPE_DI_DI_INT with V1DI2DI_FTYPE_V1DI_V1DI_INT.
2841 (bdesc_args): Updated.
2842 (ix86_init_mmx_sse_builtins): Likewise.
2843 (ix86_expand_args_builtin): Likewise.
2845 * config/i386/tmmintrin.h (_mm_alignr_pi8): Replace long long
2848 * doc/extend.texi: Correct __builtin_ia32_palignr.
2850 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
2853 * config/i386/i386.c (bdesc_crc32): Removed.
2854 (ix86_expand_crc32): Likewise.
2855 (ix86_builtin_type): Replace V2DI2TI_FTYPE_V2DI2TI_INT with
2856 V2DI2TI_FTYPE_V2DI_INT, V2DI2TI_FTYPE_V2DI2TI_V2DI2TI_INT with
2857 V2DI2TI_FTYPE_V2DI_V2DI_INT. Add UINT64_FTYPE_UINT64_UINT64,
2858 UINT_FTYPE_UINT_UINT, UINT_FTYPE_UINT_USHORT and
2859 UINT_FTYPE_UINT_UCHAR.
2860 (bdesc_args): Updated. Add crc32 builtins.
2861 (ix86_init_mmx_sse_builtins): Updated.
2862 (ix86_expand_args_builtin): Updated to support subreg.
2864 * doc/extend.texi: Correct __builtin_ia32_crc32di.
2866 2008-05-01 Jan Hubicka <jh@suse.cz>
2868 * tree-pass.h (opt_pass): Add IPA_PASS.
2869 (varpool_node, cgraph_node): Forward declare.
2870 (ipa_opt_pass): Define.
2871 (pass_ipa_inline): Turn into ipa_opt_pass.
2872 (pass_apply_inline): Remove.
2873 * ipa-inline.c (pass_ipa_inline): Turn into ipa_opt_pass.
2874 (apply_inline): Turn into ....
2875 (inline_transform): ... this one.
2876 (inline_generate_summary): New function.
2877 (pass_apply_inline): Remove.
2878 * function.h (ipa_opt_pass): Forward declare structure; typedef;
2880 (struct function): Add ipa_transforms_to_apply.
2881 * passes.c (register_one_dump_file): Work on IPA_PASS.
2882 (init_optimization_passes): Remove pass_inline_parameters and
2884 (pass_init_dump_file, pass_fini_dump_file): Break out from ....
2885 (execute_one_pass) ... here; apply transforms when possible.
2886 (add_ipa_transform_pass, execute_ipa_summary_asses,
2887 execute_one_ipa_transform_pass): New.
2888 (execute_ipa_pass_list): Update for IPA_PASS type.
2890 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
2892 * config/i386/i386.c (ix86_builtin_type): Add
2893 V2DI_FTYPE_V2DI_V16QI, V2DI_FTYPE_V2DI_UINT_UINT and
2894 V2DI_FTYPE_V2DI_V2DI_UINT_UINT.
2895 (bdesc_args): Add SSE4a builtins.
2896 (ix86_init_mmx_sse_builtins): Updated.
2897 (ix86_expand_args_builtin): Likewise.
2898 (ix86_expand_builtin): Likewise.
2900 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
2902 * config/i386/i386.c (ix86_builtin_type): Add
2903 V8HI_FTYPE_V8HI_V8HI_COUNT, V8HI_FTYPE_V8HI_SI_COUNT,
2904 V4SI_FTYPE_V4SI_V4SI_COUNT, V4SI_FTYPE_V4SI_SI_COUNT,
2905 V4HI_FTYPE_V4HI_V4HI_COUNT, V4HI_FTYPE_V4HI_SI_COUNT,
2906 V2DI_FTYPE_V2DI_V2DI_COUNT, V2DI_FTYPE_V2DI_SI_COUNT,
2907 V2SI_FTYPE_V2SI_V2SI_COUNT, V2SI_FTYPE_V2SI_SI_COUNT,
2908 V1DI_FTYPE_V1DI_V1DI_COUNT, V1DI_FTYPE_V1DI_SI_COUNT,
2909 V8HI_FTYPE_V8HI_INT, V4SI_FTYPE_V4SI_INT, V4HI_FTYPE_V4HI_INT,
2910 V2DI2TI_FTYPE_V2DI2TI_INT, V2DI2TI_FTYPE_V2DI2TI_V2DI2TI_INT
2911 and DI_FTYPE_DI_DI_INT.
2912 (bdesc_args): Add MMX/SSE shift, shuffle and palignr builtins.
2913 (ix86_init_mmx_sse_builtins): Updated.
2914 (ix86_expand_args_builtin): Likewise.
2915 (ix86_expand_builtin): Likewise.
2916 (ix86_expand_binop_imm_builtin): Removed.
2918 * doc/extend.texi: Correct __builtin_ia32_palignr128.
2920 2008-04-30 Richard Guenther <rguenther@suse.de>
2922 PR tree-optimization/32921
2923 * tree-ssa-loop-im.c (mem_refs_may_alias_p): Disambiguate with TBAA.
2925 2008-04-30 Richard Sandiford <rsandifo@nildram.co.uk>
2927 * config/arm/arm.c (arm_unwind_emit): Use
2928 crtl->all_throwers_are_sibcalls instead of
2929 cfun->all_throwers_are_sibcalls.
2930 (arm_output_fn_unwind): Likewise.
2931 * config/frv/frv.c (frv_stack_info): Use crtl->uses_pic_offset_table
2932 instead of cfun->uses_pic_offset_table.
2933 (frv_expand_prologue): Likewise.
2934 (frv_frame_pointer_required): Likewise.
2935 (frv_expand_fdpic_call): Likewise.
2936 (frv_emit_movsi): Likewise.
2937 * config/iq2000/iq2000.c (iq2000_expand_prologue): Use
2938 cfun->returns_pcc_struct instead of
2939 current_function_returns_pcc_struct.
2940 * config/m32c/m32c.c (need_to_save): Use crtl->calls_eh_return
2941 instead of cfun->calls_eh_return.
2942 (m32c_pushm_popm): Likewise.
2943 * config/xtensa/xtensa.h (cfun->calls_alloca): Remove bogus
2944 "extern" declaration.
2946 2008-04-30 Richard Guenther <rguenther@suse.de>
2948 PR tree-optimization/21636
2949 * tree-ssa-ccp.c (ccp_fold): Handle &p->x with p being a
2951 (evaluate_stmt): Print the likely value.
2952 (ccp_visit_stmt): Avoid excessive vertical spacing.
2954 2008-04-30 Rafael Espindola <espindola@google.com>
2956 * builtins.c (fold_call_expr): Return realret.
2957 * tree-ssa-threadedge.c
2958 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
2959 __builtin_object_size.
2961 2008-04-30 Seongbae Park <seongbae.park@gmail.com>
2963 * gcc.c (wrapper_string): New variable.
2964 (insert_wrapper): New function.
2965 (execute): New option -wrapper.
2966 * doc/invoke.texi (Overall Options): New driver option -wrapper.
2968 2008-04-30 Nathan Froyd <froydnj@codesourcery.com>
2970 * config/rs6000/crtresgpr.asm, config/rs6000/crtresxgpr.asm,
2971 config/rs6000/crtsavgpr.asm, config/rs6000/crtresfpr.asm,
2972 config/rs6000/crtresxfpr.asm, config/rs6000/crtsavfpr.asm: Break out
2974 * config/rs6000/crtsavres.asm: ...here. Remove unneeded file.
2975 * config/rs6000/e500crtres32gpr.asm, config/rs6000/e500crtres64gpr.asm,
2976 config/rs6000/e500crtres64gprctr.asm,
2977 config/rs6000/e500crtrest32gpr.asm, config/rs6000/e500crtrest64gpr.asm,
2978 config/rs6000/e500crtresx32gpr.asm, config/rs6000/e500crtresx64gpr.asm,
2979 config/rs6000/e500crtsav32gpr.asm, config/rs6000/e500crtsav64gpr.asm,
2980 config/rs6000/e500crtsav64gprctr.asm,
2981 config/rs6000/e500crtsavg32gpr.asm, config/rs6000/e500crtsavg64gpr.asm,
2982 config/rs6000/e500crtsavg64gprctr.asm: New files.
2983 * config/rs6000/t-ppccomm: Add build rules for new files.
2984 (LIB2FUNCS_STATIC_EXTRA): Add new files.
2985 * config/rs6000/t-netbsd: Add build rules for new files.
2986 (LIB2FUNCS_STATIC_EXTRA): New variable.
2987 * config/rs6000/sysv4.h (ENDFILE_SPEC): Don't include crtsavres.o
2988 (CRTSAVRES_DEFAULT_SPEC): Likewise.
2989 * config/rs6000/netbsd.h (ENDFILE_SPEC): Likewise.
2991 2008-04-30 H.J. Lu <hongjiu.lu@intel.com>
2993 * config/i386/i386.c (ix86_builtin_type): Add
2994 FLOAT128_FTYPE_FLOAT128_FLOAT128, V16QI_FTYPE_V16QI_V16QI,
2995 V16QI_FTYPE_V8HI_V8HI, V8QI_FTYPE_V8QI_V8QI,
2996 V8QI_FTYPE_V4HI_V4HI, V8HI_FTYPE_V8HI_V8HI,
2997 V8HI_FTYPE_V16QI_V16QI, V8HI_FTYPE_V4SI_V4SI,
2998 V4SI_FTYPE_V4SI_V4SI, V4SI_FTYPE_V8HI_V8HI,
2999 V4SI_FTYPE_V4SF_V4SF, V4SI_FTYPE_V2DF_V2DF,
3000 V4HI_FTYPE_V4HI_V4HI, V4HI_FTYPE_V8QI_V8QI,
3001 V4HI_FTYPE_V2SI_V2SI, V4SF_FTYPE_V4SF_V4SF,
3002 V4SF_FTYPE_V4SF_V4SF_SWAP, V4SF_FTYPE_V4SF_V2SI,
3003 V4SF_FTYPE_V4SF_V2DF, V4SF_FTYPE_V4SF_DI,
3004 V4SF_FTYPE_V4SF_SI, V2DI_FTYPE_V2DI_V2DI,
3005 V2DI_FTYPE_V16QI_V16QI, V2DI_FTYPE_V4SI_V4SI,
3006 V2DI_FTYPE_V2DF_V2DF, V2SI_FTYPE_V2SI_V2SI,
3007 V2SI_FTYPE_V4HI_V4HI, V2SI_FTYPE_V2SF_V2SF,
3008 V2DF_FTYPE_V2DF_V2DF, V2DF_FTYPE_V2DF_V2DF_SWAP,
3009 V2DF_FTYPE_V2DF_V4SF, V2DF_FTYPE_V2DF_DI,
3010 V2DF_FTYPE_V2DF_SI, V2SF_FTYPE_V2SF_V2SF,
3011 V1DI_FTYPE_V1DI_V1DI, V1DI_FTYPE_V8QI_V8QI and
3012 V1DI_FTYPE_V2SI_V2SI.
3013 (bdesc_2arg): Moved to ...
3015 (ix86_init_mmx_sse_builtins): Updated.
3016 (ix86_expand_args_builtin): Updated. Take a pointer
3017 to const struct builtin_description. Handle comparison
3019 (ix86_expand_sse_compare): Take a new argument for swapping operands.
3020 (ix86_expand_builtin): Updated.
3022 * config/i386/sse.md (ssse3_pmaddubswv8hi3): Renamed to ...
3023 (ssse3_pmaddubsw128): This.
3024 (ssse3_pmaddubswv4hi3): Renamed to ...
3025 (ssse3_pmaddubsw): This.
3027 * doc/extend.texi (__builtin_ia32_packsswb128): Correct prototype.
3028 (__builtin_ia32_packssdw128): Likewise.
3029 (__builtin_ia32_packuswb128): Likewise.
3030 (__builtin_ia32_pmaddubsw): Likewise.
3031 (__builtin_ia32_pmaddubsw128): Likewise.
3033 2008-04-30 Richard Guenther <rguenther@suse.de>
3035 PR tree-optimization/14847
3036 * tree-ssa-ifcombine.c (get_name_for_bit_test): New helper function.
3037 (recognize_bits_test): Use it.
3038 (recognize_single_bit_test): Likewise.
3040 2008-04-30 Martin Jambor <mjambor@suse.cz>
3042 * ipa-cp.c (ipcp_init_stage): Calls ipa_set_called_with_variable_arg
3043 instead of setting number of formal parameters to zero.
3044 (ipcp_init_stage): Do not set the number of actual parameters to zero
3046 (ipcp_propagate_stage): Explicitly skipping all calls to nodes
3047 which are called with variable number of arguments.
3048 (ipcp_insert_stage): Explicitely skipping all nodes which are
3049 called with variable number of arguments.
3050 (ipcp_callsite_param_print): Skipps callsites to nodes with varaible
3051 number of parameters.
3053 * ipa-prop.h (struct ipa_node_params): Added flag
3054 called_with_var_arguments
3055 (ipa_set_param_count): Added. Changed sole setter to use it.
3056 (ipa_get_param_count): Added. All readers of param_count
3057 converted to use it instead.
3058 (ipa_set_called_with_variable_arg): Added.
3059 (ipa_is_called_with_var_arguments): Added.
3060 (ipa_get_ith_param): Added. All readers of param_decls converted
3062 (ipa_set_cs_argument_count): Added, sole writer to argument_count
3064 (ipa_get_cs_argument_count): Added, all readers of argument_count
3066 (ipa_get_ith_jump_func): Added. Accessors of jump values changed
3069 * ipa-prop.h (struct ipcp_formal): Renamed to ipcp_lattice
3070 (struct ipcp_lattice): Renamed cval_type to type
3071 (struct ipa_node_params): ipcp_cval renamed to ipcp_lattices
3073 * ipa-cp.c (ipcp_cval_get_cvalue): Changed return value to tree
3074 (ipcp_cval_set_cvalue): Changed type of parameter value to tree
3075 (ipcp_insert_stage): Changed the type of variable cvalue to tree
3076 (ipcp_replace_map_create): Changed the type of parameter cvalue to tree
3077 (build_const_val): Changed the type of parameter cvalue to tree
3078 (ipcp_propagate_const): Changed the type of parameter cvalue to tree
3079 (ipcp_method_cval_set_cvalue_type): Renamed parameter cval_type1 to type
3081 * ipa-prop.h (struct ipcp_formal): Replaced cvalue with tree called
3084 * ipa-prop.c (ipa_methodlist_init): Renamed to ipa_init_func_list
3085 (ipa_methodlist_not_empty): Removed, the sole user now checks directly
3086 (ipa_add_method): Renamed to ipa_push_func_to_list
3087 (ipa_remove_method): Renamed to ipa_pop_func_from_list
3088 (ipa_callsite_param_count): Removed.
3089 (ipa_callsite_param_count_set): Removed.
3090 (ipa_callsite_param): Removed.
3091 (ipa_callsite_callee): Removed.
3092 (ipa_callsite_compute_param): Renamed to ipa_compute_jump_functions
3093 (ipa_callsite_compute_count): Renamed to ipa_count_arguments
3094 (ipa_method_formal_count): Removed.
3095 (ipa_method_formal_count_set): Removed.
3096 (ipa_method_get_tree): Removed.
3097 (ipa_method_tree_map_create): Removed.
3098 (ipa_method_compute_tree_map): Renamed to ipa_create_param_decls_array
3099 (ipa_create_param_decls_array): Creates the array itself
3100 (ipa_create_param_decls_array): Temporary variable info instead of
3102 (ipa_method_formal_compute_count): Renamed to ipa_count_formal_params
3103 (ipa_method_compute_modify): Renamed to ipa_detect_param_modifications
3104 (get_type): Removed.
3105 (ipa_jf_get_info_type): Removed.
3106 (ipa_node_create): Renamed to ipa_create_node_params
3107 (ipa_free): Renamed to ipa_free_all_node_params
3108 (ipa_nodes_create): Renamed to ipa_create_all_node_params
3109 (ipa_edges_create): Renamed to ipa_create_all_edge_args
3110 (ipa_edges_free): Renamed to ipa_free_all_edge_args
3111 (ipa_nodes_free): Integrated into ipa_free_all_node_params and removed
3112 (ipa_free_all_node_params): Deallocation to jump_functions moved to
3113 ipa_free_all_edge_args
3114 (ipa_method_tree_print): Renamed to ipa_print_all_tree_maps
3115 (ipa_method_modify_print): Renamed to ipa_print_all_params_modified
3116 (ipa_create_methodlist_node): Removed.
3117 (ipa_methodlist_method): Removed.
3118 (ipa_methodlist_method_set): Removed.
3119 (ipa_methodlist_next_method): Removed.
3120 (ipa_methodlist_next_method_set): Removed.
3121 (ipa_method_is_modified): Removed.
3122 (ipa_method_modify_create): Removed.
3123 (ipa_method_modify_init): Temporary variable info instead of a few
3125 (ipa_detect_param_modifications): Temporary variable info instead of
3127 (ipa_compute_jump_functions): Temporary variable info instead of
3129 (ipa_method_modify_set): Removed.
3130 (ipa_method_tree_map): Renamed to ipa_get_param_decl_index
3131 (ipa_get_param_decl_index): Now accepts struct ipa_node_params rather
3132 than craph_node as the first parameter.
3133 (ipa_method_modify_stmt): Renamed to ipa_check_stmt_modifications
3134 (ipa_method_modify_init): Removed.
3135 (ipa_compute_jump_functions): Added a temp variable instead of
3136 repeatadly dereferencing the cgraph_edge.aux pointer
3137 (ipa_callsite_param_set_type): Removed.
3138 (ipa_compute_jump_functions): i renamed to index and moved to
3140 (ipa_callsite_param_set_info_type_formal): Removed.
3141 (ipa_callsite_param_set_info_type): Removed.
3142 (ipa_callsite_param_map_create): Removed.
3143 (ipa_callsite_tree): Removed.
3144 (ipa_callsite_caller): Removed.
3145 (ipa_pop_func_from_list): return_method removed to return_func
3147 * ipa-prop.h (enum cvalue_type): Renamed to ipa_lattice_type,
3148 prefixed all values with IPA_. Changed all users.
3149 (enum jump_func_type): Rnamed UNKNOWN_IPATYPE to IPA_UNKNOWN,
3150 CONST_IPATYPE to IPA_CONST, CONST_IPATYPE_REF to IPA_CONST_REF
3151 and FORMAL_IPATYPE IPA_PASS_THROUGH.
3152 (union parameter_info): Renamed to jump_func_value.
3153 (union jump_func_value): Renamed value to constant
3154 (struct ipa_jump_func): Renamed info_type to value
3155 (struct ipa_node): Renamed to ipa_node_params
3156 (struct ipa_node_params): Renamed ipa_arg_num to param_count
3157 (struct ipa_node_params): Renamed ipa_param_tree to param_decls
3158 (struct ipa_node_params): Renamed ipa_mod to modified_flags
3159 (struct ipa_edge): Renamed to ipa_edge_args
3160 (struct ipa_edge_args): Renamed ipa_param_num to argument_count
3161 (struct ipa_edge_args): Renamed ipa_param_map to jump_functions
3162 (struct ipa_methodlist): Renamed to ipa_func_list
3163 (struct ipa_func_list): method_p renamed to node, next_method
3165 (ipa_methodlist_p): Removed, switched all users to struct pointer
3166 (IS_VALID_TREE_MAP_INDEX): Renamed to IS_VALID_JUMP_FUNC_INDEX
3168 2008-04-30 Alan Modra <amodra@bigpond.net.au>
3170 * config/rs6000/rs6000.c (ALWAYS_RESTORE_ALTIVEC_BEFORE_POP): Define.
3171 (rs6000_emit_epilogue): Use backchain to restore only when we
3172 have a large frame. Make use of frame pointer to restore if we
3173 have one. Handle ALWAYS_RESTORE_ALTIVEC_BEFORE_POP.
3175 2008-04-29 Paolo Bonzini <bonzini@gnu.org>
3177 * config/avr/avr.md (*sbrx_branch, *sbix_branch, *sbix_branch_tmp):
3178 Add mode to zero_extract.
3179 (sign bit tests peepholes): (Ditto.).
3181 2008-04-29 H.J. Lu <hongjiu.lu@intel.com>
3183 * config/i386/i386.c (ix86_builtins): Replace Prescott New
3184 Instructions in comments with SSE3.
3185 (ix86_builtin_type): This. Add FLOAT128_FTYPE_FLOAT128,
3186 INT64_FTYPE_V4SF, INT64_FTYPE_V2DF, INT_FTYPE_V16QI,
3187 INT_FTYPE_V8QI, INT_FTYPE_V4SF, INT_FTYPE_V2DF,
3188 V16QI_FTYPE_V16QI, V8HI_FTYPE_V8HI, V8HI_FTYPE_V16QI,
3189 V8QI_FTYPE_V8QI, V4SI_FTYPE_V4SI, V4SI_FTYPE_V16QI,
3190 V4SI_FTYPE_V4SF, V4SI_FTYPE_V8HI, V4SI_FTYPE_V2DF,
3191 V4HI_FTYPE_V4HI, V4SF_FTYPE_V4SF, V4SF_FTYPE_V4SI,
3192 V4SF_FTYPE_V2DF, V2DI_FTYPE_V2DI, V2DI_FTYPE_V16QI,
3193 V2DI_FTYPE_V8HI, V2DI_FTYPE_V4SI, V2DF_FTYPE_V2DF,
3194 V2DF_FTYPE_V4SI, V2DF_FTYPE_V4SF, V2DF_FTYPE_V2SI,
3195 V2SI_FTYPE_V2SI, V2SI_FTYPE_V4SF, V2SI_FTYPE_V2SF,
3196 V2SI_FTYPE_V2DF, V2SF_FTYPE_V2SF and V2SF_FTYPE_V2SI.
3197 (bdesc_sse_args): Renamed to ...
3198 (bdesc_args): This. Add IX86_BUILTIN_PF2ID, IX86_BUILTIN_PFRCP,
3199 IX86_BUILTIN_PFRSQRT, IX86_BUILTIN_PI2FD, IX86_BUILTIN_PF2IW,
3200 IX86_BUILTIN_PSWAPDSI, IX86_BUILTIN_PSWAPDSF and
3202 (bdesc_1arg): Moved to ...
3204 (ix86_init_mmx_sse_builtins): Updated. Replace Prescott New
3205 Instructions in comments with SSE3.
3206 (ix86_expand_sse_operands_builtin): Renamed to ...
3207 (ix86_expand_args_builtin): This. Updated.
3208 (ix86_expand_unop1_builtin): Update comments.
3209 (ix86_expand_builtin): Updated.
3211 2008-04-29 Richard Guenther <rguenther@suse.de>
3213 PR tree-optimization/36078
3214 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely):
3215 Update virtual SSA form after cleaning up the CFG.
3217 2008-04-29 Richard Guenther <rguenther@suse.de>
3220 * fold-const.c (fold_binary): Fold (A + A) * C to A * 2*C.
3222 2008-04-29 Richard Guenther <rguenther@suse.de>
3224 * tree-ssa-alias.c (finalize_ref_all_pointers): Remove.
3225 (compute_may_aliases): Do not call finalize_ref_all_pointers.
3226 (compute_flow_insensitive_aliasing): Do not treat
3227 PTR_IS_REF_ALL pointers special.
3228 (get_smt_for): Likewise.
3229 (may_alias_p): Re-structure.
3230 (is_escape_site): A ref-all pointer conversion is not an escape site.
3231 * tree-ssa-structalias.c (find_what_p_points_to): Do not treat
3232 PTR_IS_REF_ALL pointers special.
3233 * tree-ssa-structalias.h (struct alias_info): Remove
3234 ref_all_symbol_mem_tag field.
3235 (PTR_IS_REF_ALL): Remove.
3237 2008-04-29 Richard Guenther <rguenther@suse.de>
3240 * fold-const.c (extract_muldiv_1): In combining division constants
3241 make sure to never overflow.
3243 2008-04-29 Nick Clifton <nickc@redhat.com>
3245 * doc/tm.texi (RETURN_ADDR_RTX): Fix typo.
3247 2008-04-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3250 * optc-gen.awk: Work around HP-UX/IA awk bug.
3252 2008-04-28 Danny Smith <dannysmith@users.sourceforge.net>
3254 * config/i386/cygming-crtend.c (register_frame_ctor): Revert my
3257 2008-04-28 Uros Bizjak <ubizjak@gmail.com>
3260 * config/i386/i386.md
3261 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit):
3262 Change operand 1 predicate to nonimmediate_operand.
3264 2008-04-28 Jakub Jelinek <jakub@redhat.com>
3267 * dwarf2out.c (struct die_struct): Mark as chain_circular through
3269 * gengtype.c (walk_type, write_func_for_structure): Handle
3271 * doc/gty.texi: Document chain_circular.
3273 2008-04-28 Richard Guenther <rguenther@suse.de>
3275 PR tree-optimization/36066
3276 * tree-vrp.c (execute_vrp): Cleanup the CFG only after finalizing
3279 2008-04-28 Uros Bizjak <ubizjak@gmail.com>
3282 * config/i386/i386.md
3283 (floatdi<X87MODEF:mode>2_i387_with_xmm splitters):
3284 Use match_scratch instead of match_operand for operands 3 and 4.
3286 2008-04-27 Richard Guenther <rguenther@suse.de>
3288 PR tree-optimization/18754
3289 PR tree-optimization/34223
3290 * tree-pass.h (pass_complete_unrolli): Declare.
3291 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Print
3292 loop size before and after unconditionally of UL_NO_GROWTH in effect.
3293 Rewrite loop into loop closed SSA form if it is not already.
3294 (tree_unroll_loops_completely): Re-structure to iterate over
3295 innermost loops with intermediate CFG cleanups.
3296 Unroll outermost loops only if requested or the code does not grow
3298 * tree-ssa-loop.c (gate_tree_vectorize): Don't shortcut if no
3299 loops are available.
3300 (tree_vectorize): Instead do so here.
3301 (tree_complete_unroll): Also unroll outermost loops.
3302 (tree_complete_unroll_inner): New function.
3303 (gate_tree_complete_unroll_inner): Likewise.
3304 (pass_complete_unrolli): New pass.
3305 * tree-ssa-loop-manip.c (find_uses_to_rename_use): Only record
3306 uses outside of the loop.
3307 (tree_duplicate_loop_to_header_edge): Only verify loop-closed SSA
3308 form if it is available.
3309 * tree-flow.h (tree_unroll_loops_completely): Add extra parameter.
3310 * passes.c (init_optimization_passes): Schedule complete inner
3311 loop unrolling pass before the first CCP pass after final inlining.
3313 2008-04-27 Nathan Sidwell <nathan@codesourcery.com>
3315 * targhooks.h (default_emutls_var_fields,
3316 default_emutls_var_init): Declare.
3317 * tree.h (DECL_THREAD_LOCAL): Compare against TLS_MODEL_REAL.
3318 * target.h (struct gcc_target): Add struct emutls member.
3319 * target-def.h (TARGET_EMUTLS_GET_ADDRESS,
3320 TARGET_EMUTLS_REGISTER_COMMON, TARGET_EMUTLS_VAR_SECTION,
3321 TARGET_EMUTLS_TMPL_SECTION, TARGET_EMUTLS_VAR_PREFIX,
3322 TARGET_EMUTLS_TMPL_PREFIX, TARGET_EMUTLS_VAR_FIELDS,
3323 TARGET_EMUTLS_VAR_INIT, TARGET_EMUTLS_DEBUG_FORM_TLS_ADDRESS,
3324 TARGET_EMUTLS_VAR_ALIGN_FIXED, TARGET_EMUTLS): New.
3325 (TARGET_INITIALIZER): Add TARGET_EMUTLS.
3326 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS,
3327 BUILT_IN_EMUTLS_REGISTER_COMMON): Get name from targetm structure.
3328 * dwarf2out.c (loc_descriptor_from_tree_1): Check if emutls can
3329 emit debug information.
3330 * coretypes.h (tls_model): Add TLS_MODEL_EMULATED, TLS_MODEL_REAL.
3331 * varasm.c: Include targhooks.h.
3332 (emutls_object_section, emutls_tmpl_section): New.
3333 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): Remove.
3334 (EMUTLS_SEPARATOR): New.
3336 (get_emutls_object_name): New.
3337 (default_emutls_var_fields): New, broken out of ...
3338 (get_emutls_object_type): ... here. Adjust to use target hooks.
3339 (get_emutls_init_templ_addr): Adjust to use target hooks.
3340 (emutls_decl): Adjust to use target hooks.
3341 (emutls_finish): Likewise.
3342 (default_emutls_var_init): New, broken out of ...
3343 (assemble_variable): ... here. Adjust to use target hooks.
3344 * output.h (enum section_category): Add SECCAT_EMUTLS_VAR,
3346 * c-common.c (handle_section_attribute): Prevent overriding
3347 sections for emulated tls with special sections.
3348 * config/i386/i386.c (x86_64_elf_select_section): Add
3349 SECCAT_EMUTLS_VAR and SECCAT_EMUTLS_TMPL.
3350 (x86_64_elf_unique_section): Likewise.
3351 * config/vxworks.c: Include tree.h.
3352 (vxworks_emutls_var_fields, vxworks_emutls_var_init): New.
3353 (vxworks_override_options): Set TLS scheme.
3354 * doc/tm.texi (Emulated TLS): New node.
3356 2008-04-26 Simon Baldwin <simonb@google.com>
3359 * builtins.c (c_strlen): Suppressed multiple warnings that can occur
3360 with propagated string constants.
3362 2008-04-26 Uros Bizjak <ubizjak@gmail.com>
3364 * config/i386/i386.md (fix_trunc<mode>_i387_fisttp_with_temp): Use 'X'
3365 constraint for operand 2 when operand 0 is memory operand.
3366 (fix_truncdi_i387_with_temp): : Use 'X' constraint for operand 4 when
3367 operand 0 is memory operand.
3368 (fix_trunc<mode>_i387_with_temp): Ditto.
3369 (*floatsi<mode>2_vector_mixed_with_temp): Use 'X' constraint for
3370 operand 2 when operand 1 is memory operand.
3371 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_with_temp): Ditto.
3372 (*floatsi<mode>2_vector_sse_with_temp): Ditto.
3373 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_with_temp): Ditto.
3374 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
3375 (floatdi<X87MODEF:mode>2_i387_with_xmm): Use 'X' constraint for
3376 operands 2,3 and 4 when operand 1 is memory operand.
3377 (fistdi2_with_temp): Use 'X' constraint for operand 2 when operand 0
3379 (fistdi2_floor_with_temp): Ditto.
3380 (fist<mode>2_floor_with_temp): Ditto.
3381 (fistdi2_ceil_with_temp): Ditto.
3382 (fist<mode>2_ceil_with_temp): Ditto.
3383 (*truncdfsf_fast_mixed): Merge alternatives 0 and 1.
3385 2008-04-26 David Daney <ddaney@avtrex.com>
3387 * config/mips/mips.md (UNSPEC_COMPARE_AND_SWAP_12): New
3389 (UNSPEC_SYNC_OLD_OP, UNSPEC_SYNC_NEW_OP, UNSPEC_SYNC_EXCHANGE,
3390 UNSPEC_MEMORY_BARRIER, UNSPEC_SET_GOT_VERSION,
3391 UNSPEC_UPDATE_GOT_VERSION): Renumber.
3392 (sync_compare_and_swap<mode>): New expand for QI and HI modes.
3393 (compare_and_swap_12): New insn.
3394 * config/mips/mips-protos.h (mips_expand_compare_and_swap_12): Declare.
3395 * config/mips/mips.c (mips_force_binary): New function.
3396 (mips_emit_int_order_test, mips_expand_synci_loop): Use it.
3397 (mips_expand_compare_and_swap_12): New function.
3398 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP_12): New macro.
3400 2008-04-25 Jan Hubicka <jh@suse.cz>
3403 * cfgexpand.c (pass_expand): Turn into RTL pass.
3404 * passes.c (execute_one_pass): Do pass typechecking after execution.
3405 * tree-pass.h (pass_expand): Turn into RTL pass.
3407 * function.h (struct rtl_data): Move here fields
3408 accesses_prior_frames, calls_eh_return, saves_all_registers,
3409 has_nonlocal_goto, has_asm_statement, is_thunk,
3410 all_throwers_are_sibcalls, limit_stack, profile, uses_const_pool,
3411 uses_pic_offset_table, uses_eh_lsda, tail_call_emit,
3412 arg_pointer_save_area_init from struct function; turn into bool.
3413 (struct function): Move
3414 calls_eh_return, saves_all_registers, has_nonlocal_goto,
3415 has_asm_statement, is_thunk, all_throwers_are_sibcalls, limit_stack,
3416 profile, uses_const_pool, uses_pic_offset_table, uses_eh_lsda,
3417 tail_call_emit, arg_pointer_save_area_init
3418 into struct rtl_data. Remove recursive_call_emit and gimplified flags.
3419 (current_function_returns_struct, current_function_returns_pcc_struct,
3420 current_function_calls_setjmp, current_function_calls_alloca,
3421 current_function_accesses_prior_frames,
3422 current_function_calls_eh_return, current_function_is_thunk,
3423 current_function_stdarg, current_function_profile,
3424 current_function_limit_stack, current_function_uses_pic_offset_table,
3425 current_function_uses_const_pool, current_function_has_nonlocal_label,
3426 current_function_saves_all_registers,
3427 current_function_has_nonlocal_goto,
3428 current_function_has_asm_statement): Remove accesor macros.
3429 * ra-conflict.c (global_conflicts): Update.
3430 * tree-tailcall.c (suitable_for_tail_opt_p): Update.
3431 (suitable_for_tail_call_opt_p): Update.
3432 * builtins.c (expand_builtin_return_addr): Update.
3433 (expand_builtin_setjmp_setup): Update.
3434 (expand_builtin_nonlocal_goto): Update.
3435 * final.c (final_start_function): Update.
3436 (profile_function): Update.
3437 (leaf_function_p): Update.
3438 (only_leaf_regs_used): Update.
3439 * df-scan.c (df_get_exit_block_use_set): Update.
3440 * dojump.c (clear_pending_stack_adjust): Update.
3441 * tree-stdarg.c (gate_optimize_stdarg): Update.
3442 * gimple-low.c (lower_function_body): Update.
3443 * global.c (compute_regsets): Update.
3444 (global_alloc): Update.
3445 * dwarf2out.c (dwarf2out_begin_prologue): Update.
3446 * expr.c (expand_assignment): Update.
3447 * dse.c (dse_step0): Update.
3448 (dse_step1): Update.
3449 * c-decl.c (store_parm_decls): Update.
3450 * local-alloc.c (combine_regs): Update.
3451 (find_free_reg): Update.
3452 * function.c (assign_parms_augmented_arg_list): Update.
3453 (assign_parm_find_data_types): Update.
3454 (assign_parms): Update.
3455 (allocate_struct_function): Update.
3456 (expand_function_start): Update.
3457 (expand_function_end): Update.
3458 (get_arg_pointer_save_area): Update.
3459 (thread_prologue_and_epilogue_insns): Update.
3460 (rest_of_match_asm_constraints): Update.
3461 * stor-layout.c (variable_size): Update.
3462 * gcse.c (gcse_main): Update.
3463 (bypass_jumps): Update.
3464 * gimplify.c (gimplify_function_tree): Update.
3465 * calls.c (emit_call_1): Update.
3466 (expand_call): Update.
3467 * bt-load.c (compute_defs_uses_and_gen): Update.
3468 * except.c (sjlj_assign_call_site_values): Update.
3469 (sjlj_emit_function_enter): Update.
3470 (can_throw_external): Update.
3471 (set_nothrow_function_flags): Update.
3472 (expand_builtin_unwind_init): Update.
3473 (expand_eh_return): Update.
3474 (convert_to_eh_region_ranges): Update.
3475 (output_function_exception_table): Update.
3476 * emit-rtl.c (gen_tmp_stack_mem): Update.
3477 * cfgexpand.c (expand_used_vars): Update.
3478 (tree_expand_cfg): Update.
3479 * cfgcleanup.c (rest_of_handle_jump): Update.
3480 * explow.c (allocate_dynamic_stack_space): Update.
3481 * varasm.c (assemble_start_function): Update.
3482 (force_const_mem): Update.
3483 (mark_constant_pool): Update.
3484 * tree-optimize.c (tree_rest_of_compilation): Update.
3485 * stack-ptr-mod.c (notice_stack_pointer_modification): Update.
3486 * tree-cfg.c (notice_special_calls): Update.
3487 (is_ctrl_altering_stmt): Update.
3488 (tree_can_make_abnormal_goto): Update.
3489 (tree_purge_dead_abnormal_call_edges): Update.
3490 * config/alpha/predicates.md: Update.
3491 * config/alpha/alpha.c (alpha_sa_mask): Update.
3492 (alpha_sa_size): Update.
3493 (alpha_does_function_need_gp): Update.
3494 (alpha_expand_prologue): Update.
3495 (alpha_start_function): Update.
3496 (alpha_output_function_end_prologue): Update.
3497 (alpha_expand_epilogue): Update.
3498 * config/frv/frv.c (frv_stack_info): Update.
3499 (frv_expand_epilogue): Update.
3500 * config/s390/s390.c (s390_regs_ever_clobbered): Update.
3501 (s390_register_info): Update.
3502 (s390_frame_info): Update.
3503 (s390_init_frame_layout): Update.
3504 (s390_can_eliminate): Update.
3505 (save_gprs): Update.
3506 * config/spu/spu.c (spu_split_immediate): Update.
3507 (need_to_save_reg): Update.
3508 (spu_expand_prologue): Update.
3509 (spu_expand_epilogue): Update.
3510 * config/sparc/sparc.md: Update.
3511 * config/sparc/sparc.c (eligible_for_return_delay): Update.
3512 (sparc_tls_got): Update.
3513 (legitimize_pic_address): Update.
3514 (sparc_emit_call_insn): Update.
3515 (sparc_expand_prologue): Update.
3516 (output_return): Update.
3517 (print_operand): Update.
3518 (sparc_function_ok_for_sibcall): Update.
3519 * config/sparc/sparc.h (EXIT_IGNORE_STACK): Update.
3520 * config/m32r/m32r.md: Update.
3521 * config/m32r/m32r.c (MUST_SAVE_RETURN_ADDR): Update.
3522 (m32r_compute_frame_size): Update.
3523 (m32r_expand_prologue): Update.
3524 (m32r_expand_epilogue): Update.
3525 (m32r_legitimize_pic_address): Update.
3526 * config/m32r/m32r.h (FRAME_POINTER_REQUIRED): Update.
3527 * config/i386/linux.h (SUBTARGET_FRAME_POINTER_REQUIRED): Update.
3528 * config/i386/i386.c (ix86_frame_pointer_required): Update.
3530 (ix86_save_reg): Update.
3531 (ix86_compute_frame_layout): Update.
3532 (ix86_expand_prologue): Update.
3533 (ix86_expand_epilogue): Update.
3534 * config/sh/sh.c (output_stack_adjust): Update.
3535 (calc_live_regs): Update.
3536 (sh5_schedule_saves): Update.
3537 (sh_expand_prologue): Update.
3538 (sh_expand_epilogue): Update.
3539 (sh_setup_incoming_varargs): Update.
3540 (sh_allocate_initial_value): Update.
3541 (sh_get_pr_initial_val): Update.
3542 * config/sh/sh.h (SHMEDIA_REGS_STACK_ADJUST): Update.
3543 * config/sh/sh.md (label:): Update.
3544 * config/avr/avr.c (out_movhi_mr_r): Update.
3545 * config/crx/crx.h (enum): Update.
3546 * config/xtensa/xtensa.h (along): Update.
3547 * config/stormy16/stormy16.c Update.
3548 (xstormy16_compute_stack_layout): Update.
3549 * config/fr30/fr30.c (MUST_SAVE_RETURN_POINTER): Update.
3550 (fr30_expand_prologue): Update.
3551 * config/cris/cris.c (cris_conditional_register_usage): Update.
3552 (cris_reg_saved_in_regsave_area): Update.
3553 (cris_initial_frame_pointer_offset): Update.
3554 (cris_simple_epilogue): Update.
3555 (cris_expand_prologue): Update.
3556 (cris_expand_epilogue): Update.
3557 (cris_expand_pic_call_address): Update.
3558 (cris_asm_output_symbol_ref): Update.
3559 (cris_asm_output_label_ref): Update.
3560 * config/cris/cris.md Update.
3561 * config/iq2000/iq2000.c (compute_frame_size): Update.
3562 (iq2000_expand_epilogue): Update.
3563 * config/mt/mt.h (save_direction): Update.
3564 * config/mn10300/mn10300.c (mn10300_function_value): Update.
3565 * config/ia64/ia64.c (ia64_compute_frame_size): Update.
3566 (ia64_secondary_reload_class): Update.
3567 * config/m68k/m68k.c (m68k_save_reg): Update.
3568 (m68k_expand_prologue): Update.
3569 (m68k_expand_epilogue): Update.
3570 (legitimize_pic_address): Update.
3571 * config/rs6000/rs6000.c (rs6000_got_register): Update.
3572 (first_reg_to_save): Update.
3573 (first_altivec_reg_to_save): Update.
3574 (compute_vrsave_mask): Update.
3575 (compute_save_world_info): Update.
3576 (rs6000_stack_info): Update.
3577 (spe_func_has_64bit_regs_p): Update.
3578 (rs6000_ra_ever_killed): Update.
3579 (rs6000_emit_eh_reg_restore): Update.
3580 (rs6000_emit_allocate_stack): Update.
3581 (rs6000_emit_prologue): Update.
3582 (rs6000_emit_epilogue): Update.
3583 (rs6000_output_function_epilogue): Update.
3584 (output_profile_hook): Update.
3585 (rs6000_elf_declare_function_name): Update.
3586 * config/rs6000/rs6000.h (rs6000_args): Update.
3587 * config/rs6000/rs6000.md: Update.
3588 * config/mcore/mcore.c (mcore_expand_prolog): Update.
3589 * config/arc/arc.c (arc_output_function_epilogue): Update.
3590 * config/arc/arc.h (FRAME_POINTER_REQUIRED): Update.
3591 * config/darwin.c (machopic_function_base_name): Update.
3592 * config/score/score3.c (score3_compute_frame_size): Update.
3595 (score3_epilogue): Update.
3596 * config/score/score7.c (score7_compute_frame_size): Update.
3597 (score7_prologue): Update.
3598 (score7_epilogue): Update.
3599 * config/score/score.h (FRAME_POINTER_REQUIRED): Update.
3600 * config/arm/linux-elf.h (SUBTARGET_FRAME_POINTER_REQUIRED): Update.
3601 * config/arm/arm.c (use_return_insn): Update.
3602 (require_pic_register): Update.
3603 (arm_load_pic_register): Update.
3604 (arm_compute_save_reg0_reg12_mask): Update.
3605 (arm_compute_save_reg_mask): Update.
3606 (thumb1_compute_save_reg_mask): Update.
3607 (output_return_instruction): Update.
3608 (arm_output_function_prologue): Update.
3609 (arm_output_epilogue): Update.
3610 (arm_get_frame_offsets): Update.
3611 (arm_expand_prologue): Update.
3612 (thumb_pushpop): Update.
3613 (thumb_exit): Update.
3614 (thumb1_expand_prologue): Update.
3615 (thumb1_expand_epilogue): Update.
3616 (arm_unwind_emit): Update.
3617 (arm_output_fn_unwind): Update.
3618 * config/arm/arm.h (FRAME_POINTER_REQUIRED): Update.
3619 * config/arm/arm.md: Update.
3620 * config/pa/pa.md: Update.
3621 * config/pa/pa.c (legitimize_pic_address): Update.
3622 (compute_frame_size): Update.
3623 (hppa_expand_prologue): Update.
3624 (hppa_expand_epilogue): Update.
3625 (borx_reg_operand): Update.
3626 * config/pa/pa.h (FRAME_POINTER_REQUIRED): Update.
3627 (HARD_REGNO_RENAME_OK): Update.
3628 * config/mips/mips.c (mips_global_pointer): Update.
3629 (mips_save_reg_p): Update.
3630 (mips_compute_frame_info): Update.
3631 (mips_frame_pointer_required): Update.
3632 (mips_expand_prologue): Update.
3633 (mips_expand_epilogue): Update.
3634 (mips_can_use_return_insn): Update.
3635 (mips_reorg_process_insns): Update.
3636 * config/v850/v850.c (compute_register_save_size): Update.
3637 * config/mmix/mmix.h (FRAME_POINTER_REQUIRED): Update.
3638 * config/mmix/mmix.c (along): Update.
3639 (mmix_expand_epilogue): Update.
3640 * config/bfin/bfin.c (legitimize_pic_address): Update.
3641 (must_save_p): Update.
3642 (stack_frame_needed_p): Update.
3643 (add_to_reg): Update.
3644 (bfin_expand_prologue): Update.
3645 * stmt.c (expand_asm_operands): Update.
3646 * reload1.c (reload): Update.
3647 (init_elim_table): Update.
3649 2008-04-25 Bob Wilson <bob.wilson@acm.org>
3651 * optabs.c (expand_float): Fix REG_EQUAL for UNSIGNED_FLOAT libcall.
3653 2008-04-25 H.J. Lu <hongjiu.lu@intel.com>
3655 * config/i386/sse.md (mov<mode>): Replace SSEMODEI with SSEMODE.
3656 (*mov<mode>_internal): Likewise. Support V4SF and V2DF.
3657 (mov<mode>): Removed.
3658 (*movv4sf_internal): Likewise.
3659 (*movv2df_internal): Likewise.
3661 2008-04-25 Pompapathi V Gadad <Pompapathi.V.Gadad@nsc.com>
3663 * config.gcc (crx-*-elf): Remove deprecation.
3665 2008-04-25 Danny Smith <dannysmith@users.sourceforge.net>
3667 * config/i386/cygming-crtend.c (register_frame_ctor): Register
3668 __gcc_deregister_frame with atexit.
3669 (deregister_frame_dtor): Remove.
3671 2008-04-24 Nathan Froyd <froydnj@codesourcery.com>
3672 Nathan Sidwell <nathan@codesourcery.com>
3674 * config/rs6000/rs6000.opt (mspe): Remove Var property.
3676 * config/rs6000/rs6000.h (rs6000_spe): Declare.
3677 (rs6000_isel): Likewise.
3678 * config/rs6000/rs6000.c (rs6000_spe): New variable.
3679 (rs6000_isel): New variable.
3680 (rs6000_handle_option): Handle OPT_mspe and OPT_misel.
3682 2008-04-24 Jakub Jelinek <jakub@redhat.com>
3685 * c-common.c (handle_vector_size_attribute): Call
3686 lang_hooks.types.reconstruct_complex_type instead of
3687 reconstruct_complex_type.
3688 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Likewise.
3689 * config/spu/spu.c (spu_handle_vector_attribute): Likewise.
3690 * langhooks.h (struct lang_hooks_for_types): Add
3691 reconstruct_complex_type hook.
3692 * langhooks-def.h (LANG_HOOKS_RECONSTRUCT_COMPLEX_TYPE): Define.
3693 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add it.
3695 2008-04-24 Richard Guenther <rguenther@suse.de>
3697 * c-common.h (check_builtin_function_arguments): Declare.
3698 * c-common.c (validate_nargs): New function.
3699 (check_builtin_function_arguments): Likewise.
3700 * c-typeck.c (build_function_call): Call
3701 check_builtin_function_arguments.
3702 * builtins.c (fold_builtin_classify): Remove error reporting code.
3703 (fold_builtin_unordered_cmp): Likewise.
3704 (fold_builtin_1): Likewise.
3705 (fold_builtin_n): Likewise.
3707 2008-04-24 Jakub Jelinek <jakub@redhat.com>
3709 PR tree-optimization/36008
3710 * fold-const.c (try_move_mult_to_index): If s == NULL, divide
3711 the original op1, rather than delta by step.
3713 2008-04-22 Antoniu Pop <antoniu.pop@gmail.com>
3714 Sebastian Pop <sebastian.pop@amd.com>
3716 * tree-parloops.c (take_address_of, eliminate_local_variables_1,
3717 eliminate_local_variables_stmt, eliminate_local_variables,
3718 separate_decls_in_loop_name, separate_decls_in_loop_stmt,
3719 separate_decls_in_loop, gen_parallel_loop): Make them work on a region
3720 of code delimited by two edges in the CFG.
3721 (separate_decls_in_loop_name): Renamed separate_decls_in_region_name.
3722 (separate_decls_in_loop_stmt): Renamed separate_decls_in_region_stmt.
3723 (separate_decls_in_loop): Renamed separate_decls_in_region. Isolate
3724 the case of parallelisation of reductions.
3725 (expr_invariant_in_region_p): New.
3727 * tree-flow.h (gather_blocks_in_sese_region): Declared.
3728 * tree-cfg.c (gather_blocks_in_sese_region): Extern.
3730 2008-04-24 Ira Rosen <irar@il.ibm.com>
3731 Richard Guenther <rguenther@suse.de>
3733 PR tree-optimization/36034
3734 * tree-vect-analyze.c (vect_analyze_group_access): SLP is
3735 incapable of dealing with loads with gaps.
3737 2008-04-24 Rafael Espindola <espindola@google.com>
3739 * tree-flow.h (vrp_evaluate_conditional): Change signature.
3740 * tree-ssa-propagate.c (fold_predicate_in): Update call to
3741 vrp_evaluate_conditional.
3742 * tree-vrp.c (vrp_evaluate_conditional_warnv): Remove.
3743 (vrp_evaluate_conditional): Split the cond argument.
3744 (vrp_visit_cond_stmt): Use vrp_evaluate_conditional_warnv_with_ops.
3745 (simplify_stmt_for_jump_threading): Update call to
3746 vrp_evaluate_conditional.
3748 2008-04-24 Ira Rosen <irar@il.ibm.com>
3750 PR tree-optimization/35982
3751 * tree-vect-analyze.c (vect_check_interleaving): Check that the
3752 interleaved data-refs are of the same type.
3754 2008-04-24 Danny Smith <dannysmith@users.net>
3756 * c-format.c (check_format_info_main): Use strncmp rather than a
3757 magic prefix to handle multichar length specs.
3758 * config/i386/msformat-c.c (format_length_info ms_printf_length_specs):
3759 Don't prefix "I64" and "I32" with '\0'.
3761 2008-04-24 Jakub Jelinek <jakub@redhat.com>
3764 * config/i386/i386.c (init_cumulative_args): Don't pass anything
3765 in registers for -m32 only if stdarg_p (fntype).
3767 2008-04-24 Uros Bizjak <ubizjak@gmail.com>
3769 PR rtl-optimization/36006
3770 * expmed.c (store_fixed_bit_field): Copy op0 rtx before moving
3771 temp to op0 in order to avoid invalid rtx sharing.
3773 2008-04-23 Paolo Bonzini <bonzini@gnu.org>
3775 * tree-cfg.c (verify_expr): Check with is_gimple_address. Don't
3776 check TREE_INVARIANT.
3777 * tree-gimple.c (is_gimple_address): New.
3778 (is_gimple_invariant_address): Simplify using decl_address_invariant_p.
3779 * tree-gimple.h (is_gimple_address): New.
3780 * tree.h (decl_address_invariant_p): New.
3781 * tree.c (make_node_stat): Don't set TREE_INVARIANT.
3782 (build_string): Likewise.
3783 (decl_address_invariant_p): New, from is_gimple_invariant_address.
3784 (tree_invariant_p_1): Likewise.
3785 (save_expr): Use it.
3786 (tree_invariant_p): New.
3787 (skip_simple_arithmetic): Use it.
3788 (stabilize_reference_1): Use it.
3789 (recompute_tree_invariant_for_addr_expr): Don't update TREE_INVARIANT,
3791 (build1_stat): Drop code to compute TREE_INVARIANT.
3792 (build2_stat): Drop code to compute TREE_INVARIANT.
3793 (build3_stat): Drop code to compute TREE_INVARIANT.
3794 (build4_stat): Drop code to compute TREE_INVARIANT.
3795 (build5_stat): Drop code to compute TREE_INVARIANT.
3796 (build7_stat): Drop code to compute TREE_INVARIANT.
3797 (merge_dllimport_decl_attributes): Don't mention TREE_INVARIANT.
3798 * tree.h (struct tree_base): Remove invariant_flag.
3799 (TREE_INVARIANT): Remove.
3800 * builtins.c (build_string_literal): Don't set TREE_INVARIANT.
3801 (fold_builtin_expect): Check TREE_CONSTANT.
3802 * tree-ssa-ccp.c (fold_stmt_r): Adjust comment.
3803 * c-tree.h (c_expr_to_decl): Drop third parameter.
3804 * c-typeck.c (build_external_ref): Don't set TREE_INVARIANT.
3805 (build_c_cast): Don't set TREE_INVARIANT.
3806 (pop_init_level): Don't set TREE_INVARIANT.
3807 (c_objc_common_truthvalue_conversion): Don't set TREE_INVARIANT.
3808 * gimplify.c (gimplify_init_ctor_preeval): Add assertion, test
3810 (gimplify_init_constructor): Don't set TREE_INVARIANT.
3811 (gimplify_addr_expr): Adjust comment.
3812 * tree-mudflap.c (mf_build_string):
3813 * print-tree.c (print_node): Don't print TREE_INVARIANT.
3814 * tree-nested.c (convert_nonlocal_reference): Adjust comment.
3815 * c-common.c (fix_string_type): Don't set TREE_INVARIANT.
3816 * langhooks-def.h (lhd_expr_to_decl): Drop third parameter.
3817 * langhooks.c (lhd_expr_to_decl): Drop third parameter.
3818 * langhooks.h (struct lang_hooks): Drop third parameter from
3821 2008-04-23 Richard Guenther <rguenther@suse.de>
3823 PR tree-optimization/27799
3824 PR tree-optimization/32921
3825 PR tree-optimization/32624
3826 * tree-ssa-structalias.c (merge_smts_into): Only merge the
3827 SMTs aliases and the tag itself into the solution.
3828 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): Do not
3829 merge the points-to solution back into the SMT aliases.
3830 (may_alias_p): Use alias_set_subset_of instead of
3831 aliases_conflict_p. A pointer which points to
3832 memory with alias set zero may access any variable.
3834 2008-04-23 Richard Guenther <rguenther@suse.de>
3836 * alias.c (alias_set_subset_of): Correctly handle asking
3837 if zero is a subset of an alias set with zero child.
3838 * tree-ssa-alias.c (have_common_aliases_p): Simplify logic.
3839 (compute_flow_insensitive_aliasing): Correctly walk all
3840 pointers. Do not unnecessarily union sets.
3842 2008-04-23 Richard Guenther <rguenther@suse.de>
3845 * c-common.c (handle_alloc_size_attribute): Use type_num_arguments.
3847 2008-04-22 Tomas Bily <tbily@suse.cz>
3849 * tree-cfg.c (verify_expr): Check for NON_LVALUE_EXPR as
3851 * tree-vrp.c (extract_range_from_unary_expr): Removed unused
3853 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Likewise.
3854 * tree-ssa-structalias.c (get_constraint_for): Likewise.
3855 * tree-inline.c (estimate_num_insns_1): Likewise.
3856 * varasm.c (const_hash_1, compare_constant, copy_constant)
3857 (compute_reloc_for_constant, output_addressed_constants): Likewise.
3858 * emit-rtl.c (component_ref_for_mem_expr)
3859 (set_mem_attributes_minus_bitpos): Likewise.
3860 * expr.c (highest_pow2_factor, expand_expr_real_1, )
3861 (is_aligning_offset): Likewise.
3862 * dwarf2out.c (loc_descriptor_from_tree_1, add_bound_info): Likewise.
3863 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Likewise.
3864 * dojump.c (do_jump): Likewise.
3865 * builtins.c (get_pointer_alignment, get_memory_rtx)
3866 (integer_valued_real_p, fold_builtin_next_arg): Likewise.
3867 * tree-scalar-evolution.c (instantiate_parameters_1): Likewise.
3869 2008-04-23 Jakub Jelinek <jakub@redhat.com>
3871 PR rtl-optimization/36017
3872 * builtins.c (expand_errno_check): Clear CALL_EXPR_TAILCALL before
3873 expanding the library call.
3875 2008-04-22 Ian Lance Taylor <iant@google.com>
3877 * fold-const.c (pointer_may_wrap_p): Call int_size_in_bytes rather
3880 2008-04-22 Pat Haugen <pthaugen@us.ibm.com>
3882 * config/rs6000/rs6000.c (rs6000_register_move_cost): Increase cost
3883 of LR/CTR moves for Power6.
3885 2008-04-22 Kenneth Zadeck <zadeck@naturalbridge.com>
3888 * passes.c (init_optimization_passes): Remove
3889 pass_fast_rtl_byte_dce.
3891 2008-04-22 Uros Bizjak <ubizjak@gmail.com>
3894 * config/i386/xmmintrin.h (_mm_cvtpi16_ps): Rearrange calls to
3895 builtin functions to generate faster code.
3896 (_mm_cvtpu16_ps): Ditto.
3897 (_mm_cvtpi32x2_ps): Ditto.
3899 2008-04-22 Nick Clifton <nickc@redhat.com>
3901 * common.opt (ftree-loop-distribution): Add Optimization
3904 * config/frv/frv.c (frv_stack_info): Use crtl instead of cfun.
3905 (frv_expand_builtin_va_start): Likewise.
3907 * config/arm/arm.c (thumb_find_work_register): Fix location of
3908 argument register count.
3910 2008-04-22 Maxim Kuvyrkov <maxim@codesourcery.com>
3912 Support scheduling for ColdFire V1 and V3 microarchitecture.
3913 Improve scheduling of multiplication instructions.
3915 * config/m68k/m68k.md (cpu): Add cfv1 and cfv3. Rename cf_v2 to cfv1.
3916 (mac): New instruction attribute.
3917 * config/m68k/m68k.c (override_options): Handle cfv1, cfv3 and mac.
3918 (m68k_sched_mac): New variable.
3919 (m68k_sched_attr_type2, m68k_sched_md_init_global): Update.
3920 Handle cfv1 and cfv3.
3921 (max_insn_size): New static variable.
3922 (struct _sched_ib): New type.
3923 (sched_ib): New static variable.
3924 (sched_ib_size, sched_ib_filled, sched_ib_insn): Convert variables
3925 to fields of 'struct _sched_ib sched_ib'. Update all uses.
3926 (m68k_sched_variable_issue): Add modeling of cfv3 instruction buffer.
3928 (m68k_sched_md_init_global, m68k_sched_md_finish_global,
3929 m68k_sched_md_init, m68k_sched_md_finish): Handle cfv1 and cfv3. Init
3930 new variables. Update.
3931 (m68k_sched_dfa_pre_advance_cycle, m68k_sched_dfa_post_advance_cycle):
3932 Add modeling of cfv3 instruction buffer. Update.
3933 * config/m68k/m68k-protos.h (m68k_sched_mac): Declare.
3934 * config/m68k/m68k.h (TUNE_CFV3): New macro.
3935 * config/m68k/cf.md: Change substrings 'cf_v2' to 'cfv12' or 'cfv123'.
3936 (cf_* reservations): Rename to cfv12 or cfv123 to indicate cores
3937 a particular reservation applies to.
3938 (type2): Reorganize attribute values. Rename alu to alu_reg,
3939 alu_l to alu, move_l to omove. Join move to alu. Split mul
3941 (cf_ib_*): Simplify description of instruction buffer.
3942 (cf_ib_w0, cf_ib_w4, cf_ib_w5, cf_ib_w6): Remove.
3943 (cf_mem): Split into cf_mem1 and cf_mem2.
3944 (cf_v2_move_??): Rename to cfv12_alu_??.
3945 (cf_v2_move_l_??): Rename to cfv12_omove_??.
3946 (cf_v2_mul_??): Remove reservations.
3947 (cfv12_mul_l_??, cfv12_mul_w_??, cfv12_mac_w_??, cfv12_mac_l_??,
3948 cfv12_emac_??, cfv12_emac_w_i0): New reservations.
3949 (cfv12_rts, cfv12_call, cfv12_bcc, cfv12_bra, cfv12_jmp): Move to
3951 (cfv3_alu_10, cfv3_omove_10, cfv3_alu_i0, cfv3_omove_i0, cfv3_alu_01,
3952 cfv3_alu_0i, cfv3_alu_11, cfv3_omove_11, cfv3_alu_i1, cfv3_omove_i1,
3953 cfv3_alu_1i, cfv3_omove_1i, cfv3_pea_11, cfv3_pea_i1, cfv3_mul_w_10,
3954 cfv3_mul_l_10, cfv3_mul_w_i0, cfv3_mac_w_10, cfv3_mac_l_10,
3955 cfv3_mac_w_i0, cfv3_emac_10, cfv3_emac_w_i0, cfv3_rts, cfv3_call,
3956 cfv3_bcc, cfv3_bra, cfv3_jmp): New reservations.
3957 (cfv3_*_1, cfv3_*_2, cfv3_*_3): New instruction reservations that are
3958 expansions of the above reservations for instructions of sizes
3961 2008-04-22 Maxim Kuvyrkov <maxim@codesourcery.com>
3963 * rtl-factoring.c (collect_patterns_seqs): Handle CC0 targets.
3965 2008-04-21 Adam Nemet <anemet@caviumnetworks.com>
3967 * coverage.c: Include tree-pass.h.
3968 (coverage_counter_alloc): Print da_file_name to the dump file.
3970 2008-04-21 Kenneth Zadeck <zadeck@naturalbridge.com>
3972 * sbitmap.c (sbitmap_range_empty_p): New function.
3973 * sbitmap.h (sbitmap_range_empty_p): New function.
3974 * bitmap.h: Now includes obstack.h.
3976 2008-04-21 Richard Sandiford <rsandifo@nildram.co.uk>
3977 Kenneth Zadeck <zadeck@naturalbridge.com>
3979 * dbgcnt.def (ra_byte_scan): Added.
3980 * dbgcnt.c (dbg_cnt): Added code to print message to dump_file
3981 when the last hit happens for a counter.
3982 * timevar.def (TV_DF_BYTE_LR): New variable.
3983 * tree-pass.h (pass_fast_rtl_byte_dce): New pass.
3984 * passes.c (pass_fast_rtl_byte_dce): New pass.
3985 * fwprop.c (update_df): Added mode to call df_ref_create.
3986 Renamed DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
3987 DF_REF_EXTRACT_OFFSET.
3988 * df.h (DF_BYTE_LR, DF_BYTE_LR_BB_INFO, DF_BYTE_LR_IN,
3989 DF_BYTE_LR_OUT, df_byte_lr): New macro.
3991 (df_ref_extract): Added mode field.
3992 (DF_REF_WIDTH, DF_REF_OFFSET) Renamed to DF_REF_EXTRACT_WIDTH and
3993 DF_REF_EXTRACT_OFFSET.
3994 (DF_REF_EXTRACT_MODE): New macro.
3995 (df_byte_lr_bb_info): New structure.
3996 (df_print_byte_regset, df_compute_accessed_bytes,
3997 df_byte_lr_add_problem, df_byte_lr_get_regno_start,
3998 df_byte_lr_get_regno_len, df_byte_lr_simulate_defs,
3999 df_byte_lr_simulate_uses,
4000 df_byte_lr_simulate_artificial_refs_at_top,
4001 df_byte_lr_simulate_artificial_refs_at_end,
4002 df_compute_accessed_bytes): New function.
4003 (df_ref_create): Add parameter.
4004 (df_byte_lr_get_bb_info): New inline function.
4005 * df-scan.c (df_ref_record, df_uses_record,
4006 df_ref_create_structure): Added mode parameter.
4007 (df_ref_create, df_notes_rescan, df_ref_record, df_def_record_1,
4008 df_defs_record, df_uses_record, df_get_conditional_uses,
4009 df_get_call_refs, df_insn_refs_collect, df_bb_refs_collect,
4010 df_entry_block_defs_collect, df_exit_block_uses_collect):
4011 Added mode parameter to calls to df_ref_record, df_uses_record,
4012 df_ref_create_structure.
4013 (df_ref_equal_p, df_ref_compare): Added test for modes.
4014 (df_ref_create_structure): Added code to set mode. Renamed
4015 DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
4016 DF_REF_EXTRACT_OFFSET.
4017 * df-core.c (df_print_byte_regset): New function.
4018 * df-byte-scan.c: New file.
4019 * df-problems.c (df_rd_transfer_function): Removed unnecessary
4020 calls to BITMAP_FREE.
4021 (df_byte_lr_problem_data, df_problem problem_BYTE_LR): New structure.
4022 (df_byte_lr_get_regno_start, df_byte_lr_get_regno_len,
4023 df_byte_lr_set_bb_info, df_byte_lr_free_bb_info,
4024 df_byte_lr_check_regs, df_byte_lr_expand_bitmap,
4025 df_byte_lr_alloc, df_byte_lr_reset, df_byte_lr_bb_local_compute,
4026 df_byte_lr_local_compute, df_byte_lr_init,
4027 df_byte_lr_confluence_0, df_byte_lr_confluence_n,
4028 df_byte_lr_transfer_function, df_byte_lr_free,
4029 df_byte_lr_top_dump, df_byte_lr_bottom_dump,
4030 df_byte_lr_add_problem, df_byte_lr_simulate_defs,
4031 df_byte_lr_simulate_uses,
4032 df_byte_lr_simulate_artificial_refs_at_top,
4033 df_byte_lr_simulate_artificial_refs_at_end): New function.
4034 * dce.c (byte_dce_process_block): New function.
4035 (dce_process_block): au is now passed in rather than computed
4036 locally. Changed loops that look at artificial defs to not look
4037 for conditional or partial ones, because there never are any.
4038 (fast_dce): Now is able to drive byte_dce_process_block or
4039 dce_process_block depending on the kind of dce being done.
4040 (rest_of_handle_fast_dce): Add parameter to fast_dce.
4041 (rest_of_handle_fast_byte_dce): New function.
4042 (rtl_opt_pass pass_fast_rtl_byte_dce): New pass.
4043 * Makefile.in (df-byte-scan.o, debugcnt.o): Added dependencies.
4045 2008-04-21 Daniel Franke <franke.daniel@gmail.com>
4048 * gcc.h: Added fortran options that take arguments to
4049 DEFAULT_SWITCH_TAKES_ARG and DEFAULT_WORD_SWITCH_TAKES_ARG
4052 2008-04-20 Eric Botcazou <ebotcazou@adacore.com>
4054 * tree-sra.c (sra_walk_expr) <VIEW_CONVERT_EXPR>: Disable
4055 scalarization if on the LHS and not a full access.
4057 2008-04-20 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4059 * Makefile.in (s-gtyp-input): Remove tmp-gi.list before writing it.
4061 2008-04-18 Rafael Espindola <espindola@google.com>
4063 * tree-vrp.c (find_case_label_index): Fix the binary search.
4064 (find_case_label_range): New.
4065 (vrp_visit_switch_stmt): Use find_case_label_range.
4066 (simplify_switch_using_ranges): Use find_case_label_range.
4068 2008-04-18 Eric Botcazou <ebotcazou@adacore.com>
4070 * gimplify.c (gimplify_modify_expr_rhs) <COND_EXPR>: Gimplify the LHS
4071 using the is_gimple_lvalue predicate instead of is_gimple_min_lval.
4073 2008-04-18 Tom Tromey <tromey@redhat.com>
4076 * doc/cpp.texi (Implementation-defined behavior): Mention
4079 2008-04-18 Ian Lance Taylor <iant@google.com>
4081 * fold-const.c (pointer_may_wrap_p): New static function.
4082 (fold_comparison): Add another test for pointer overflow. Use
4083 pointer_may_wrap_p to disable some false positives.
4085 2008-04-18 Kris Van Hees <kris.van.hees@oracle.com>
4087 * c-common.c (CHAR16_TYPE, CHAR32_TYPE): New macros.
4088 (fname_as_string): Match updated cpp_interpret_string prototype.
4089 (fix_string_type): Support char16_t* and char32_t*.
4090 (c_common_nodes_and_builtins): Add char16_t and char32_t (and
4091 derivative) nodes. Register as builtin if C++0x.
4092 (c_parse_error): Support CPP_CHAR{16,32}.
4093 * c-common.h (RID_CHAR16, RID_CHAR32): New elements.
4094 (enum c_tree_index) <CTI_CHAR16_TYPE, CTI_SIGNED_CHAR16_TYPE,
4095 CTI_UNSIGNED_CHAR16_TYPE, CTI_CHAR32_TYPE, CTI_SIGNED_CHAR32_TYPE,
4096 CTI_UNSIGNED_CHAR32_TYPE, CTI_CHAR16_ARRAY_TYPE,
4097 CTI_CHAR32_ARRAY_TYPE>: New elements.
4098 (char16_type_node, signed_char16_type_node, unsigned_char16_type_node,
4099 char32_type_node, signed_char32_type_node, char16_array_type_node,
4100 char32_array_type_node): New defines.
4101 * c-lex.c (cb_ident): Match updated cpp_interpret_string prototype.
4102 (c_lex_with_flags): Support CPP_CHAR{16,32} and CPP_STRING{16,32}.
4103 (lex_string): Support CPP_STRING{16,32}, match updated
4104 cpp_interpret_string and cpp_interpret_string_notranslate prototypes.
4105 (lex_charconst): Support CPP_CHAR{16,32}.
4106 * c-parser.c (c_parser_postfix_expression): Support CPP_CHAR{16,32}
4107 and CPP_STRING{16,32}.
4109 2008-04-18 Paolo Bonzini <bonzini@gnu.org>
4112 * aclocal.m4: Regenerate.
4113 * configure: Regenerate.
4115 2008-04-18 Jan Hubicka <jh@suse.cz>
4117 * except.c (dw2_size_of_call_site_table,
4118 sjlj_size_of_call_site_table): Use vector API for call_site_record.
4120 * cgraphbuild.c (build_cgraph_edges): Update.
4121 * tree-pass.h: Update comment.
4122 * final.c (leaf_function_p): Update.
4123 (leaf_renumber_regs): Update.
4124 (rest_of_clean_state): Update.
4125 * omp-low.c (expand_omp_parallel): Update.
4126 * ipa-reference.c (analyze_function): Update.
4127 * reorg.c (find_end_label): Update.
4128 (optimize_skip): Update.
4129 (fill_simple_delay_slots): Update.
4130 (fill_simple_delay_slots): Update.
4131 (make_return_insns): Update.
4132 (dbr_schedule): Update.
4133 * gimple-low.c (record_vars_into): Update.
4134 * cfgbuild.c (make_edges): Update.
4135 * function.c (assign_stack_local): Update.
4136 (assign_parm_adjust_stack_rtl): Update.
4137 (locate_and_pad_parm): Update.
4138 (allocate_struct_function): Do not initialize stack_alignment_needed
4139 and preferred_stack_boundary here.
4140 (stack_protect_prologue): Update.
4141 (stack_protect_epilogue): Update.
4142 (expand_function_start): Initialize stack_alignment_needed,
4143 preferred_stack_boundary and max_jumptable_ents.
4144 (expand_function_end): Update.
4145 (free_after_compilation): Do not NULLify epilogue_delay_list.
4146 * function.h (struct rtl_data): Add stack_protect_guard,
4147 stack_alignment_needed,
4148 preferred_stack_boundary, epilogue_delay_list.
4149 (struct function): Remove value_histograms, stack_alignment_needed,
4150 preferred_stack_boundary, epilogue_delay_list, max_jumptable_ents,
4152 unexpanded_var_list, stack_protect_guard.
4153 (current_function_epilogue_delay_list): Remove.
4154 * ipa-type-escape.c (analyze_function): Update.
4155 * gimplify.c (pop_gimplify_context): Update comment.
4156 * calls.c (expand_call): Update.
4157 (emit_library_call_value_1): Update.
4158 * except.c (set_nothrow_function_flags): Update.
4159 * cfgexpand.c (get_decl_align_unit): Update.
4160 (create_stack_guard): Update.
4161 (estimated_stack_frame_size): Update.
4162 (expand_used_vars): Update.
4163 (tree_expand_cfg): Free histogram earliers, init expansion variables.
4164 * explow.c (allocate_dynamic_stack_space): Update.
4165 * tree-ssa-live.c (remove_unused_locals): Update.
4166 * varasm.c (mark_constant_pool): Update.
4167 * tree-inline.c (remap_decls): Update.
4168 (initialize_cfun): Update.
4169 (declare_return_variable): Update.
4170 (inline_forbidden_p): Update.
4171 (expand_call_inline): Update.
4172 (declare_inline_vars): Update.
4173 (tree_function_versioning): Update.
4174 * tree-flow.h (value_histograms): New.
4175 (VALUE_HISTOGRAMS): New macro.
4176 * basic-block.h (control_flow_graph): Add max_jumptable_ents,
4178 * tree-cfg.c (set_bb_for_stmt): Update.
4179 (replace_by_duplicate_decl): Update.
4180 (move_block_to_fn): Update.
4181 (new_label_mapper): Update.
4182 (dump_function_to_file): Update.
4183 * ipa-struct-reorg.c (build_data_structure): Update.
4184 * cfgrtl.c (print_rtl_with_bb): Update.
4185 * reload1.c (reload): Update.
4187 * config/i386/i386.c (setup_incoming_varargs_64,
4188 ix86_compute_frame_layout): Update.
4189 * config/arc/arc.c (arc_output_function_epilogue): Update.
4191 2008-04-18 Marius Strobl <marius@FreeBSD.org>
4193 * gthr-posix.h (__gthread_active_p): Use the Solaris implementation
4194 for FreeBSD as well.
4195 * gthr-posix95.h: Likewise.
4197 2008-04-17 Richard Sandiford <rsandifo@nildram.co.uk>
4199 PR rtl-optimization/35838
4200 * dse.c (find_shift_sequence): Use subreg_lowpart_offset to work
4201 out the byte offset of the first subreg.
4203 2008-04-17 Uros Bizjak <ubizjak@gmail.com>
4205 * config/i386/i386.md (addti3 splitter): Pass arrays of 3 operands
4206 to split_ti instead of three separate calls with single member arrays.
4207 (subti3 splitter): Ditto.
4208 (adddi3 splitter): Ditto with split_di.
4209 (subdi3 splitter): Ditto.
4210 (negti2 splitter): Pass arrays of 2 operands to split_ti instead of
4211 two separate calls with single member arrays. Swap match_dup
4212 operands 1 and 2 to better fit into the array.
4213 (negdi2 splitter): Ditto with split_di.
4214 (movdfcc splitter): Pass arrays of 2 operands to split_di instead of
4215 two separate calls with single member arrays. Swap match_dup operands
4216 6 and 7 to better fit into the array.
4218 2008-04-17 H.J. Lu <hongjiu.lu@intel.com>
4220 * config/i386/i386.c (sse_builtin_type): New.
4221 (bdesc_sse_args): Likewise.
4222 (bdesc_sse_3arg): Removed.
4223 (bdesc_2arg): Remove IX86_BUILTIN_AESKEYGENASSIST128.
4224 (bdesc_1arg): Remove IX86_BUILTIN_ROUNDPD and
4225 IX86_BUILTIN_ROUNDPS.
4226 (ix86_init_mmx_sse_builtins): Handle bdesc_sse_args. Remove
4227 bdesc_sse_3arg. Remove IX86_BUILTIN_ROUNDPD and
4228 IX86_BUILTIN_ROUNDPS.
4229 (ix86_expand_sse_4_operands_builtin): Removed.
4230 (ix86_expand_sse_operands_builtin): New.
4231 (ix86_expand_unop_builtin): Remove CODE_FOR_sse4_1_roundpd
4232 and CODE_FOR_sse4_1_roundps.
4233 (ix86_expand_builtin): Remove IX86_BUILTIN_AESKEYGENASSIST128.
4234 Handle bdesc_sse_args. Remove bdesc_sse_3arg.
4236 2008-04-17 Alan Modra <amodra@bigpond.net.au>
4239 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Restore vr and vrsave
4240 regs before frame pop when needed. If use_backchain_to_restore_sp
4241 then load backchain into a temp reg to restore vr and vrsave. Add
4242 code to restore vr after frame pop if possible.
4244 2008-04-17 Richard Guenther <rguenther@suse.de>
4246 * tree-vn.c (expressions_equal_p): Do not check type
4247 equality or compatibility before calling operand_equal_p.
4248 * fold-const.c (operand_equal_p): Check equivalence of
4249 integer constants before bailing out due to signedness or
4250 precision differences.
4251 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Ignore
4252 spurious differences in type qualification. Ignore types
4253 for COMPONENT_REFs at all.
4255 2008-04-17 Christian Bruel <christian.bruel@st.com>
4257 * config/sh/sh.c (expand_cbranchdi4): Use original operands for
4258 msw_skip comparison.
4260 2008-04-16 Jakub Jelinek <jakub@redhat.com>
4263 * tree-nrv.c (tree_nrv): Don't optimize if result_type is GIMPLE
4266 PR tree-optimization/35899
4267 * tree-inline.c (expand_call_inline): Use GIMPLE_STMT_OPERAND
4268 rather than TREE_OPERAND.
4270 2008-04-16 Uros Bizjak <ubizjak@gmail.com>
4273 * config/i386/i386.md (fmodxf3): Copy operand 1 and operand 2 into
4274 temporary registers. Change operand predicate to general_operand.
4275 (remainderxf3): Ditto.
4277 2008-04-16 Richard Guenther <rguenther@suse.de>
4279 * Makefile.in (tree-affine.o): Add $(FLAGS_H) dependency.
4280 * tree-affine.c (aff_combination_expand): Look through some
4283 2008-04-15 Doug Kwan <dougkwan@google.com>
4285 * dwarf2asm.c (dw2_assemble_integer): Cast to unsigned HOST_WIDE_INT
4287 * tree-pretty-print.c (dump_generic_node): Ditto.
4288 * final.c (output_addr_const): Ditto.
4289 * dwarf2out.c (output_cfi): Ditto.
4290 * c-pretty-print.c (pp_c_integer_constant): Ditto.
4291 * print-rtl.c (print_rtx): Ditto.
4292 * print-tree.c (print_node_brief, print_node): Ditto.
4293 * c-common.c (match_case_to_enum_1): Ditto.
4294 * sched-vis.c (print_value): Ditto.
4295 * config/i386/i386.c (print_operand): Cast to long unsigned int
4298 2008-04-15 Danny Smith <dannysmith@users.sourceforge.net>
4299 * libgcc2.c [L_trampoline]: Remove unnecessary prototype for
4300 MS Windows VirtualProtect function.
4302 2008-04-15 Jan Hubicka <jh@suse.cz>
4304 * gengtype.c (write_root): Param_is argument is OK.
4305 * expr.c (expand_expr_real_1): Update call of get_exception_*.
4306 * function.h: Include varray.h
4307 (rtl_eh): New stucture based on except.c one.
4308 (call_site_record): New forward declaration and vector type.
4309 * calls.c (emit_call_1): Do not call
4310 note_current_region_may_contain_throw.
4311 * except.c (eh_status): Remove cur_region, try_region since they are
4313 Move filter, exc_ptr, ttype_data, ehspec_data, action_record_data and
4314 exception_handler_label_map, ehr_stackadj, ehr_handler, ehr_label,
4315 sjlj_fc, sjlj_exit_after to rth_eh in function.h.
4316 Remove call_site_data_used, call_site_data_size.
4317 Turn call_site_record into vector in function.h.
4318 (note_current_region_may_contain_throw): Remove.
4319 (get_exception_pointer, get_exception_filter): Do not take struct
4320 function argument; update.
4321 (add_ehl_entry, find_exception_handler_labels, ehspec_filter_hash,
4322 add_ttypes_entry, add_ehspec_entry, assign_filter_values,
4323 build_post_landing_pads, dw2_build_landing_pads,
4324 sjlj_assign_call_site_values, sjlj_mark_call_sites,
4325 sjlj_emit_function_enter, sjlj_emit_function_enter,
4326 sjlj_emit_function_exit, sjlj_emit_dispatch_table,
4327 sjlj_build_landing_pads, finish_eh_generation,
4328 remove_exception_handler_label, remove_eh_handler,
4329 maybe_remove_eh_handler, add_reachable_handler,
4330 reachable_handlers, expand_builtin_eh_return, expand_eh_return,
4331 add_action_record, collect_one_action_chain, add_call_site,
4332 convert_to_eh_region_ranges, sjlj_size_of_call_site_table,
4333 sjlj_output_call_site_table, output_function_exception_table,
4334 * except.h (note_current_region_may_contain_throw): Remove
4335 (get_exception_pointer, get_exception_filter): Do not take struct
4337 * Makefile.in (GTFILES): Put varargs before struct function.
4339 2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
4341 * tree-ssa-structalias.c (get_constraint_for_component_ref): Do not
4342 punt for STRING_CST.
4343 (get_constraint_for): Deal with STRING_CST here instead.
4345 2008-04-15 Richard Guenther <rguenther@suse.de>
4347 * tree-ssa-propagate.c (substitute_and_fold): Substitute
4348 statements in a basic-block with a backward walk. Do not
4349 substitute into dead statements but instead remove those.
4351 2008-04-15 Richard Guenther <rguenther@suse.de>
4353 * params.def (PARAM_MAX_FIELDS_FOR_FIELD_SENSITIVE): Set default
4354 to zero, thus disable creation of SFTs.
4356 2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
4358 * tree-predcom.c (suitable_reference_p): Return false if the
4359 reference can throw.
4361 2008-04-15 Jakub Jelinek <jakub@redhat.com>
4364 * c-decl.c (finish_decl): If extern or static var has variable
4365 size, set TREE_TYPE (decl) to error_mark_node.
4367 2008-04-15 Rafael Espindola <espindola@google.com>
4369 * fold-const.c (tree_call_nonnegative_warnv_p): Remove local
4372 2008-04-15 Richard Guenther <rguenther@suse.de>
4374 * tree-ssa-sccvn.h (vn_reference_lookup): Adjust prototype.
4375 * tree-ssa-sccvn.c (vn_reference_lookup): New parameter maywalk.
4376 (visit_reference_op_load): Do walk vuse-vdef chains on
4377 vn_reference_lookup.
4378 (visit_reference_op_store): But do not here.
4379 * tree-vn.c (vn_lookup): Do not walk vuse-vdef chains on
4380 vn_reference_lookup.
4381 (vn_lookup_with_vuses): But do so here.
4383 2008-04-14 Ian Lance Taylor <iant@google.com>
4385 * fold-const.c (fold_overflow_warning): Remove assertion.
4387 2008-04-15 Ben Elliston <bje@au.ibm.com>
4389 * config/alpha/alpha.c (alpha_initialize_trampoline): Remove temp,
4390 temp1 local variables.
4392 2008-04-15 Zuxy Meng <zuxy.meng@gmail.com>
4395 * config/i386/winnt.c (i386_pe_section_type_flags): Mark
4396 ".text.unlikely" section as executable.
4398 2008-04-14 James E. Wilson <wilson@tuliptree.org>
4400 * config/ia64/ia64.c (rtx_needs_barrier): Handle
4401 UNSPEC_FR_SQRT_RECIP_APPROX_RES.
4402 * config/ia64/ia64.c (UNSPEC_FR_SQRT_RECIP_APPROX_RES): Define.
4403 (divsi3_internal, divdi3_internal_lat, divdi3_internal_thr,
4404 divsf3_internal_lat, sqrt_approx, sqrtsf2_internal_thr,
4405 divdf3_internal_lat, sqrtdf2_internal_thr, divxf3_internal_lat,
4406 divxf3_internal_thr, sqrtxf2_internal_thr, recip_approx): Use it.
4408 2008-04-14 Ian Lance Taylor <iant@google.com>
4410 * flags.h (POINTER_TYPE_OVERFLOW_UNDEFINED): Define.
4411 * fold-const.c (fold_comparison): If appropriate, test
4412 POINTER_TYPE_OVERFLOW_UNDEFINED, and issue an overflow warning.
4413 (fold_binary): Test POINTER_TYPE_OVERFLOW_UNDEFINED when
4414 reassociating a pointer type.
4415 * doc/invoke.texi (Optimize Options): Document that
4416 -fstrict-overflow applies to pointer wraparound.
4418 2008-04-13 Jan Hubicka <jh@suse.cz>
4420 * m32.c (m32c_pushm_popm): Use crtl->retrun_rtx.
4422 2008-04-12 Andrew Pinski <pinskia@gmail.com>
4424 * config/rs6000/rs6000.c (compute_save_world_info): Set lr_save_p if
4425 we are going to "save the world".
4427 2008-04-13 Hans-Peter Nilsson <hp@axis.com>
4429 * config/cris/cris.md ("*andhi_lowpart_non_v32", "*andhi_lowpart_v32")
4430 ("*andqi_lowpart_non_v32", "*andqi_lowpart_v32"): Use "+" for the
4431 operand 0 constraint, not "=".
4433 2008-04-11 James E. Wilson <wilson@tuliptree.org>
4435 * system.h: Change ASSERT_CHECKING to ENABLE_ASSERT_CHECKING.
4437 2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
4439 * dse.c (record_store): Use HOST_BITS_PER_WIDE_INT instead
4440 of size of positions_needed * CHAR_BIT.
4442 2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
4445 * dse.c (store_info): Change positions_needed to unsigned
4447 (lowpart_bitmask): New.
4448 (record_store): Cast to unsigned HOST_WIDE_INT for
4449 positions_needed. Assert width <= size of positions_needed *
4450 CHAR_BIT. Call lowpart_bitmask to initialize positions_needed.
4451 (check_mem_read_rtx): Use unsigned HOST_WIDE_INT on mask. Call
4452 lowpart_bitmask to set mask.
4454 2008-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
4456 * config/bfin/constraints.md: New file.
4457 * config/bfin/bfin.md: Include it.
4458 (adddi3): Use satisfies_constraint functions instead of the old macros.
4459 * config/bfin/bfin.h (REG_CLASS_FROM_LETTER, CONSTRAINT_LEN,
4460 CONST_18UBIT_IMM_P, CONST_16BIT_IMM_P, CONST_16UBIT_IMM_P,
4461 CONST_7BIT_IMM_P, CONST_7NBIT_IMM_P, CONST_5UBIT_IMM_P,
4462 CONST_4BIT_IMM_P, CONST_4UBIT_IMM_P, CONST_3BIT_IMM_P,
4463 CONST_3UBIT_IMM_P, CONST_OK_FOR_K, CONST_OK_FOR_P, CONST_OK_FOR_M,
4464 CONST_OK_FOR_CONSTRAINT_P, CONST_DOUBLE_OK_FOR_LETTER,
4465 EXTRA_CONSTRAINT): Delete.
4466 * config/bfin/predicates.md (highbits_operand, reg_or_7bit_operand,
4467 reg_or_neg7bit_operand): Use satisfies_constraint functions instead
4469 * config/bfin/bfin.c: Include "tm-constrs.h".
4470 (bfin_secondary_reload, split_load_immediate, bfin_rtx_costs):
4471 Use satisfies_constraint functions instead of the old macros.
4472 * doc/md.texi (Blackfin Constraints): Update file name reference.
4474 2008-04-11 Richard Guenther <rguenther@suse.de>
4476 PR tree-optimization/35869
4477 * tree-vrp.c (execute_vrp): Move switch statement update after
4478 jump threading. Schedule another cfg cleanup run.
4480 2008-04-11 Volker Reichelt <v.reichelt@netcologne.de>
4483 * attribs.c (decl_attributes): Return early on errorneous node.
4485 2008-04-10 Oleg Ryjkov <olegr@google.com>
4487 * tree.h (struct tree_base): Added a new flag default_def_flag.
4488 (SSA_NAME_IS_DEFAULT_DEF): Changed to use the new flag.
4490 2008-04-11 Kaz Kojima <kkojima@gcc.gnu.org>
4492 * config.gcc (need_64bit_hwint): Need 64bit hwint for sh-*-*.
4494 2008-04-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4497 * pa.md: Define mode iterator P. Define mode attribute dwc.
4498 (dcacheflush): Update pattern to use iterator P and attribute dwc.
4499 (icacheflush): Likewise.
4500 * pa.h (INITIALIZE_TRAMPOLINE): Use dcacheflushsi/icacheflushsi if
4501 !TARGET_64BIT, and dcacheflushdi/icacheflushdi if TARGET_64BIT.
4503 2008-04-11 Ben Elliston <bje@au.ibm.com>
4505 * config/spu/spu.c (spu_init_builtins): Mark builtins as nothrow.
4507 2008-04-10 Rafael Espindola <espindola@google.com>
4509 * tree-vrp.c (extract_range_from_binary_expr): Don't handle
4510 TRUTH_ANDIF_EXPR or TRUTH_ORIF_EXPR.
4511 (extract_range_from_expr): The same.
4513 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
4515 * config/mips/mips.md (GPR2): New mode iterator.
4517 (*seq_<mode>, *seq_<mode>_mips16, *sne_<mode>, *sgt<u>_<mode>,
4518 *sgt<u>_<mode>_mips16, *sge<u>_<mode>, *slt<u>_<mode>,
4519 *slt<u>_<mode>_mips16 *sle<u>_<mode>, *sle<u>_<mode>_mips16):
4520 Rewrite these to take two modes, the mode of comparison and the
4521 mode of the destination.
4522 * config/mips/mips.c (mips_expand_scc): Instead of having
4523 paradoxical subreg as destination, expand "narrowing" scc if mode
4524 of comparison is SI and target is requested in DI mode.
4525 (mips_emit_int_order_test): Update comment. Make mode of
4526 comparison match CMP0 rather than TARGET. When creating inverse
4527 target use mode of TARGET.
4529 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
4531 * gcov-dump.c (tag_summary): Only print summaries for the first
4532 GCOV_COUNTERS_SUMMABLE counters.
4534 2008-04-10 Uros Bizjak <ubizjak@gmail.com>
4536 * config/i386/i386.md (absneg): New code iterator.
4537 (absnegprefix): New code attribute.
4538 (<code><mode>2): Macroize expander from abs<mode>2 and neg<mode>2
4539 patterns using absneg code iterator.
4540 (<code>tf2): Macroize expander from abstf2 and negtf2 patterns
4541 using absneg code iterator.
4542 (*<code><mode>2_1): Macroize insn pattern from *abs<mode>2_1 and
4543 *neg<mode>2 patterns using absneg code iterator.
4544 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
4545 *negextendsfdf2 patterns using absneg code iterator.
4546 (*<code>extendsfxf2): Macroize insn pattern from *absextendsfxf2 and
4547 *negextendsfxf2 patterns using absneg code iterator.
4548 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
4549 *negextendsfdf2 patterns using absneg code iterator.
4550 * config/i386/sse.md (<code><mode>2): Macroize expander from
4551 abs<mode>2 and neg<mode>2 patterns using absneg code iterator.
4553 2008-04-10 Andreas Krebbel <krebbel1@de.ibm.com>
4555 * config/s390/s390.h: Remove the remains of the recent search
4556 & replace action of current_function_outgoing_args_size.
4558 2008-04-10 Ira Rosen <irar@il.ibm.com>
4560 PR tree-optimization/35821
4561 * tree-vect-transform.c (vect_create_data_ref_ptr): Add check that
4562 NEW_STMT_LIST is not NULL.
4564 2008-04-09 David Edelsohn <edelsohn@gnu.org>
4567 * toplev.c (process_options): Remove -ffunction-sections debugging
4570 2008-04-09 Peter Bergner <bergner@vnet.ibm.com>
4572 PR middle-end/PR28690
4573 * explow.c (break_out_memory_refs): Use simplify_gen_binary rather
4574 than gen_rtx_fmt_ee to perform more canonicalizations.
4576 2008-04-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4579 * collect2.c (write_c_file): Don't wrap in "#ifdef __cplusplus".
4581 2008-04-09 Richard Guenther <rguenther@suse.de>
4583 * tree-cfg.c (verify_stmt): Print complete bogus stmt.
4584 (dump_function_to_file): Dump function arguments with types.
4586 2008-04-08 Richard Guenther <rguenther@suse.de>
4588 * fold-const.c (fold_widened_comparison): Do not allow
4589 sign-changes that change the result.
4591 2008-04-08 Janis Johnson <janis187@us.ibm.com>
4594 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle additional
4595 kinds of indirect references.
4597 2008-04-08 David Edelsohn <edelsohn@gnu.org>
4599 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Update
4600 GNU Fortran language string.
4602 2008-04-08 Rafael Espindola <espindola@google.com>
4604 * fold-canst.c (tree_call_nonnegative_warnv_p): New.
4605 (tree_invalid_nonnegative_warnv_p): Use tree_call_nonnegative_warnv_p.
4606 * tree.h (tree_call_nonnegative_warnv_p): New.
4608 2008-04-08 Jan Hubicka <jh@suse.cz>
4610 * function.c (free_after_compilation): Clear out regno_reg_rtx
4613 2008-04-08 Peter Bergner <bergner@vnet.ibm.com>
4616 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
4618 PR middle-end/PR28690
4619 * rtlanal.c: (commutative_operand_precedence): Give SYMBOL_REF's the
4620 same precedence as REG_POINTER and MEM_POINTER operands.
4622 2008-04-08 Richard Guenther <rguenther@suse.de>
4625 * tree-ssa-address.c (create_mem_ref): Use POINTER_PLUS_EXPR
4626 for adding index to base.
4628 2008-04-08 Kai Tietz <kai.tietz@onevision.com>
4630 * config/i386/mingw32.h (ENABLE_EXECUTE_STACK): New.
4631 (MINGW_ENABLE_EXECUTE_STACK): New.
4632 (IN_LIBGCC2): For libgcc include windows.h file for
4633 function declarations.
4635 2008-04-08 Hans-Peter Nilsson <hp@axis.com>
4637 * config/cris/cris.c (cris_address_cost): For a PLUS, swap tem1
4638 and tem2 if tem1 is not a REG or MULT.
4640 2008-04-08 Jan Hubicka <jh@suse.cz>
4642 * function.h (incomming_args): Break out of struct function.
4643 (function_subsections): Break out of struct function.
4644 (rtl_data): Add args, subsections fields. Break out outgoing_args_size,
4645 return_rtx and hard_reg_initial_vals from struct function.
4646 Kill inl_max_label_num.
4647 (current_function_pops_args, current_function_args_info,
4648 current_function_args_size, current_function_args_size,
4649 current_function_pretend_args_size,
4650 current_function_outgoing_args_size,
4651 current_function_internal_arg_pointer, current_function_return_rtx):
4652 Kill compatibility accestor macros.
4653 * builtins.c (expand_builtin_apply_args_1): Update.
4654 (expand_builtin_next_arg): Update.
4655 * df-scan.c (df_get_call_refs): Update.
4656 * dbxout.c (dbxout_function_end): Update.
4657 * dwarf2out.c (dwarf2out_switch_text_section): Update.
4658 (output_line_info): Update.
4659 (secname_for_decl): Update.
4660 (dwarf2out_var_location): Update.
4661 * function.c (free_after_compilation): Update.
4662 (assign_parm_find_stack_rtl): Update.
4663 (assign_parms): Update.
4664 (expand_dummy_function_end): Update.
4665 (expand_function_end): Update.
4666 * calls.c (mem_overlaps_already_clobbered_arg_p): Update.
4667 (expand_call): Update.
4668 (emit_library_call_value_1): Update.
4669 (store_one_arg): Update.
4670 * varasm.c (initialize_cold_section_name): Update.
4671 (unlikely_text_section): Update.
4672 (unlikely_text_section_p): Update.
4673 (assemble_start_function): Update.
4674 (assemble_end_function): Update.
4675 (default_section_type_flags): Update.
4676 (switch_to_section): Update.
4677 * integrate.c (set_decl_abstract_flags): Update.
4678 (get_hard_reg_initial_val): Update.
4679 (has_hard_reg_initial_val): Update.
4680 (allocate_initial_values): Update.
4681 * resource.c (init_resource_info): Update.
4682 * config/alpha/alpha.c (NUM_ARGS): Update.
4683 (direct_return): Update.
4684 (alpha_va_start): Update.
4685 (alpha_sa_size): Update.
4686 (alpha_initial_elimination_offset): Update.
4687 (alpha_expand_prologue): Update.
4688 (alpha_start_function): Update.
4689 (alpha_expand_epilogue): Update.
4690 (unicosmk_initial_elimination_offset):
4691 * config/alpha/alpha.md (call expander): Update.
4692 * config/s390/s390.c (s390_register_info): Update.
4693 (s390_register_info): Update.
4694 (s390_frame_info): Update.
4695 (s390_initial_elimination_offset): Update.
4696 (s390_build_builtin_va_list): Update.
4697 (s390_va_start): Update.
4698 * config/spu/spu.c (direct_return): Update.
4699 (spu_expand_prologue): Update.
4700 (spu_initial_elimination_offset): Update.
4701 (spu_build_builtin_va_list): Update.
4702 (spu_va_start): Update.
4703 * config/sparc/sparc.c (sparc_init_modes): Update.
4704 (sparc_compute_frame_size): Update.
4705 (function_value): Update.
4706 * config/m32r/m32r.c (m32r_compute_frame_size): Update.
4707 * config/i386/i386.md (return expander): Update.
4708 * config/i386/i386.c (ix86_va_start): Update.
4709 (ix86_can_use_return_insn_p): Update.
4710 (ix86_compute_frame_layout): Update.
4711 (ix86_expand_epilogue): Update.
4712 * config/sh/sh.c (output_stack_adjust): Update.
4713 (calc_live_regs): Update.
4714 (sh_expand_prologue): Update.
4715 (sh_builtin_saveregs): Update.
4716 (sh_va_start): Update.
4717 (initial_elimination_offset): Update.
4718 (sh_allocate_initial_value): Update.
4719 (sh_function_ok_for_sibcall): Update.
4720 (sh_get_pr_initial_val): Update.
4721 * config/sh/sh.md (return expander): Update.
4722 * config/avr/avr.c (frame_pointer_required_p): UPdate.
4723 * config/crx/crx.c (crx_compute_frame): UPdate.
4724 (crx_initial_elimination_offset): UPdate.
4725 * config/xtensa/xtensa.c (compute_frame_size): Update
4726 (xtensa_builtin_saveregs): Update.
4727 (xtensa_va_start): Update.
4728 (order_regs_for_local_alloc): Update.
4729 * config/stormy16/stormy16.c (xstormy16_compute_stack_layout): Update.
4730 (xstormy16_expand_builtin_va_start): Update.
4731 * config/fr30/fr30.c (fr30_compute_frame_size): Update.
4732 * config/m68hc11/m68hc11.md (return expanders): Update.
4733 * config/m68hc11/m68hc11.c (expand_prologue): Update.
4734 (expand_epilogue): Update.
4735 * config/cris/cris.c (cris_initial_frame_pointer_offset): Update.
4736 (cris_simple_epilogue): Update.
4737 (cris_expand_prologue): Update.
4738 (cris_expand_epilogue): Update.
4739 * config/iq2000/iq2000.c (iq2000_va_start): Update.
4740 (compute_frame_size): Update.
4741 * config/mt/mt.c (mt_compute_frame_size): Update.
4742 * config/mn10300/mn10300.c (expand_prologue): Update.
4743 (expand_epilogue): Update.
4744 (initial_offset): Update.
4745 (mn10300_builtin_saveregs):
4746 * config/mn10300/mn10300.md (return expander): Update.
4747 * config/ia64/ia64.c (ia64_compute_frame_size): Update.
4748 (ia64_initial_elimination_offset): Update.
4749 (ia64_initial_elimination_offset): Update.
4750 (ia64_expand_prologue): Update.
4751 * config/m68k/m68k.md (return expander): Update.
4752 * config/rs6000/rs6000.c (rs6000_va_start): Update.
4753 (rs6000_stack_info): Update.
4754 * config/mcore/mcore.c (layout_mcore_frame): Update.
4755 (mcore_expand_prolog): Update.
4756 * config/arc/arc.c (arc_compute_frame_size): Update.
4757 * config/score/score3.c (score3_compute_frame_size): Update.
4758 * config/score/score7.c (score7_compute_frame_size): Update.
4759 * config/arm/arm.c (use_return_insn): Update.
4760 (thumb_find_work_register): Update.
4761 (arm_compute_save_reg_mask): Update.
4762 (arm_output_function_prologue): Update.
4763 (arm_output_epilogue): Update.
4764 (arm_size_return_regs): Update.
4765 (arm_get_frame_offsets): Update.
4766 (arm_expand_prologue): Update.
4767 (thumb_exit): Update.
4768 (thumb_unexpanded_epilogue): Update.
4769 (thumb1_output_function_prologue): Update.
4770 * config/pa/pa.md (return expander): Update.
4771 * config/pa/pa.c (compute_frame_size): Update.
4772 (hppa_builtin_saveregs): Update.
4773 * config/mips/mips.c (mips_va_start): Update.
4774 (mips16_build_function_stub): Update.
4775 (mips_compute_frame_info): Update.
4776 (mips_restore_gp): Update.
4777 (mips_output_function_prologue): Update.
4778 (mips_expand_prologue): Update.
4779 * config/v850/v850.c (compute_frame_size): Update.
4780 (expand_prologue): * config/mmix/mmix.c (along): update.
4781 (mmix_initial_elimination_offset): update.
4782 (mmix_reorg): update.
4783 (mmix_use_simple_return): update.
4784 (mmix_expand_prologue): update.
4785 (mmix_expand_epilogue): Update.
4786 * config/bfin/bfin.c (bfin_initial_elimination_offset): Update.
4787 (emit_link_insn): Update.
4789 2008-04-08 Anatoly Sokolov <aesok@post.ru>
4791 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Define
4792 __AVR_HAVE_EIJMP_EICALL__ macro if device have EIJMP and EICALL
4794 * config/avr/avr.c (avr_mcu_types): Set AVR31 architecture for
4797 2008-04-07 Jan Hubicka <jh@suse.cz>
4799 * function.h (rtl): Rename to x_rtl.
4801 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
4802 frame_offset, stack_check_probe_note, arg_pointer_save_area,
4803 used_temp_slots avail_temp_slots, temp_slot_level,
4804 nonlocal_goto_handler_labels): Update accesstors.
4805 (rtl): New global variable.
4806 (struct function): Move some fileds to rtl_data.
4807 (get_arg_pointer_save_area): Update prototype.
4808 * builtins.c (expand_builtin_setjmp_receiver): Update call of
4809 get_arg_pointer_save_area.
4810 * expr.c (init_expr): Update
4811 * function.c (get_frame_size): Update
4812 (assign_stack_local): Update
4813 (expand_function_end): Update.
4814 (get_art_pointer_save_area): Update
4816 * emit-rtl.c (rtl): Declare.
4817 (regno_reg_rtx): Declare.
4818 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
4820 (gen_reg_rtx): Update.
4821 * varasm.c (n_deferred_constatns): Update accestor.
4822 (init_varasm_status): Do not allocate varasm_status.
4823 (force_const_mem, get_pool_size, output_constant_pool): Update.
4824 * stmt.c (force_label_rtx): Do not use x_ prefixes.
4825 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
4826 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Update.
4827 * sparc/sparc.h (INIT_EXPANDERS): Update.
4828 * ia64/ia64.h (INIT_EXPANDERS): Update.
4830 2008-04-07 James E. Wilson <wilson@tuliptree.org>
4832 * reload.c (push_secondary_reload): Add missing break to for loop.
4834 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
4836 PR middle-end/PR28690
4837 * rtlanal.c: Update copyright years.
4838 (commutative_operand_precedence): Give SYMBOL_REF's the same precedence
4839 as REG_POINTER and MEM_POINTER operands.
4840 * emit-rtl.c (gen_reg_rtx_and_attrs): New function.
4841 (set_reg_attrs_from_value): Call mark_reg_pointer as appropriate.
4842 * rtl.h (gen_reg_rtx_and_attrs): Add prototype for new function.
4843 * gcse.c: Update copyright years.
4844 (pre_delete): Call gen_reg_rtx_and_attrs.
4845 (hoist_code): Likewise.
4846 (build_store_vectors): Likewise.
4847 (delete_store): Likewise.
4848 * loop-invariant.c (move_invariant_reg): Likewise.
4849 Update copyright years.
4851 2008-04-07 Uros Bizjak <ubizjak@gmail.com>
4853 * config/i386/i386.md ("*sse_prologue_save_insn"): Use braced output
4854 control string instead of quoted.
4856 2008-04-07 Kenneth Zadeck <zadeck@naturalbridge.com>
4858 * doc/rtl.texi: Rewrite of subreg section.
4860 2008-04-07 Kai Tietz <kai.tietz@onevision.com>
4863 * config/i386/i386.c (legitimize_pic_address): Add treating
4864 of dllimport SYM_REF's.
4865 (legitimize_dllimport_symbol): Add prototype.
4867 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
4869 * fold-const.c (fold) <ARRAY_REF>: New case. Try to fold constant
4870 reference in constructor with non self-referential type.
4872 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
4874 Removal of Return with Depressed Stack Pointer support
4875 * tree.h (TYPE_RETURNS_STACK_DEPRESSED): Delete.
4876 (ECF_SP_DEPRESSED): Likewise.
4877 (ECF_LIBCALL_BLOCK, ECF_NOVOPS): Adjust.
4878 * calls.c (emit_call_1): Do not test ECF_SP_DEPRESSED.
4879 (flags_from_decl_or_type): Do not test TYPE_RETURNS_STACK_DEPRESSED.
4880 (expand_call): Do not test ECF_SP_DEPRESSED.
4881 * dse.c (dse_step0): Do not test TYPE_RETURNS_STACK_DEPRESSED.
4882 * function.c (keep_stack_depressed): Delete.
4883 (handle_epilogue_set): Likewise.
4884 (update_epilogue_consts): Likewise.
4885 (emit_equiv_load): Likewise.
4886 (thread_prologue_and_epilogue_insns): Remove support for Return with
4887 Depressed Stack Pointer.
4888 * print-tree.c (print_node): Do not test TYPE_RETURNS_STACK_DEPRESSED.
4890 2008-04-06 Richard Guenther <rguenther@suse.de>
4892 PR tree-optimization/35400
4893 * tree-vrp.c (vrp_evaluate_conditional): Only query value-range
4894 information from SSA_NAMEs.
4896 2008-04-06 Anatoly Sokolov <aesok@post.ru>
4898 * config/avr/avr.h (avr_mega_p): Remove declaration.
4899 (AVR_MEGA): Remove macro.
4900 * config/avr/avr.c (avr_mega_p): Remove variable.
4901 (avr_override_options): Remove inicializion of avr_mega_p.
4902 Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
4903 (print_operand): Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
4904 (avr_jump_mode): (Ditto.).
4905 (avr_output_progmem_section_asm_op): (Ditto.).
4906 (avr_asm_init_sections): (Ditto.).
4907 (avr_asm_init_sections): (Ditto.).
4908 (avr_rtx_costs): (Ditto.).
4909 * config/avr/avr.md: (Ditto.).
4910 * config/avr/avr.h: Use '__AVR_HAVE_JMP_CALL__' instead of
4913 2008-04-06 Richard Guenther <rguenther@suse.de>
4915 PR tree-optimization/35842
4916 * tree-ssa-address.c (fixed_address_object_p): Adjust to match
4917 is_gimple_invariant_address.
4919 2008-04-06 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
4921 * gcc.c (default_compilers): Sync Fortran extensions list with
4922 that in fortran/lang-specs.h.
4923 * doc/invoke.texi: Likewise.
4924 * dbxout.c (get_lang_number): Use "GNU Fortran" in "GNU F95".
4925 * dwarf2out.c (gen_compile_unit_die): Likewise.
4927 2008-04-06 Tom G. Christensen <tgc@jupiterrise.com>
4929 * gthr-posix95.h (__gthread_cond_wait_recursive): Add missing &.
4931 2008-04-05 Uros Bizjak <ubizjak@gmail.com>
4934 * config/i386/i386.c (ix86_function_regparm): Error if regparm(3)
4935 attribute is used for nested functions.
4937 2008-04-05 Jan Hubicka <jh@suse.cz>
4939 * emit-rtl.c (init_emit): xcalloc regno_pointer_align.
4941 * tree-dump.c (dump_enable_all): Remove prototype; do not accept
4943 (dump_files): Update.
4944 (enable_rtl_dump_file): Do not accept letter argument.
4945 * tree-pass.h (dump_file_info): Remove letter argument.
4946 * toplev.c (decode_d_option): Update -da handling.
4947 * toplev.h (enable_rtl_dump_file): Update prototype.
4948 * passes.c (register_one_dump_file): Do not accept IPA argument; work
4949 it out based on pass type.
4950 (register_dump_files_1): Likewise.
4951 (init_optimization_passes): Update register_one_dump_file calls.
4952 (execute_one_pass): Sanity check that IPA passes are called at IPA
4953 level and RTL passes at RTL level.
4954 (execute_pass_list): IPA pass can not be after or subpass of
4956 (execute_ipa_pass_list): Handle IPA subpasses of IPA subpasses and
4957 disallov RTL subpasses of IPA subpasses.
4959 2008-04-05 Ben Elliston <bje@au.ibm.com>
4961 * tree-cfg.c (need_fake_edge_p): Return false for calls to
4962 builtins that return exactly once and do not throw. Cache call to
4965 2008-04-04 Andy Hutchinson <hutchinsonandy@aim.com>
4967 PR rtl-optimization/34916
4969 * combine.c (create_log_links): Do not create duplicate LOG_LINKS
4970 between instruction pairs.
4972 2008-04-04 Naveen.H.S <naveen.hs@kpitcummins.com>
4974 * doc/invoke.texi: Document -mbitops for SH.
4975 * config/sh/constraints.md (K03, K12, Sbv, Sbw): New constraints.
4976 * config/sh/predicates.md (bitwise_memory_operand): New predicate.
4977 * config/sh/sh.c (print_operand): Add %t operand code.
4978 * config/sh/sh.h (GO_IF_LEGITIMATE_INDEX): Add condition for SH2A.
4979 * config/sh/sh.md (*iorsi3_compact): Fix condition for SH2A.
4980 (extendqisi2_compact): Add the alternative for SH2A 4-byte mov.b.
4981 (extendqihi2): Likewise.
4982 (movqi_i): Likewise.
4983 (insv): Use bset, bclr and bst instructions for SH2A if possible.
4984 (extv): Use bld instruction for SH2A if possible.
4986 (bclr_m2a, bclrmem_m2a, bset_m2a, bsetmem_m2a, bst_m2a, bld_m2a,
4987 bldsign_m2a, bld_reg, *bld_regqi, band_m2a, bandreg_m2a,
4988 bor_m2a, borreg_m2a, bxor_m2a, bxorreg_m2a): New insns.
4989 (bset.b, bclr.b): Define peepholes.
4990 * config/sh/sh.opt (mbitops): New option.
4992 2008-04-04 Janis Johnson <janis187@us.ibm.com>
4995 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle indirect ref
4996 and view convert expression.
4998 2008-04-04 Jakub Jelinek <jakub@redhat.com>
5001 * tree-cfg.c (remove_useless_stmts_1): Handle OMP_* containers.
5003 2008-04-04 H.J. Lu <hongjiu.lu@intel.com>
5005 * config.gcc (extra_headers): Add wmmintrin.h for x86 and x86-64.
5007 * config/i386/cpuid.h (bit_AES): New.
5008 (bit_PCLMUL): Likewise.
5010 * config/i386/i386.c (pta_flags): Add PTA_AES and PTA_PCLMUL.
5011 (override_options): Handle PTA_AES and PTA_PCLMUL. Enable
5012 SSE2 if AES or PCLMUL is enabled.
5013 (ix86_builtins): Add IX86_BUILTIN_AESENC128,
5014 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
5015 IX86_BUILTIN_AESDECLAST128, IX86_BUILTIN_AESIMC128,
5016 IX86_BUILTIN_AESKEYGENASSIST128 and IX86_BUILTIN_PCLMULQDQ128.
5017 (bdesc_sse_3arg): Add IX86_BUILTIN_PCLMULQDQ128.
5018 (bdesc_2arg): Add IX86_BUILTIN_AESENC128,
5019 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
5020 IX86_BUILTIN_AESDECLAST128 and IX86_BUILTIN_AESKEYGENASSIST128.
5021 (bdesc_1arg): Add IX86_BUILTIN_AESIMC128.
5022 (ix86_init_mmx_sse_builtins): Define __builtin_ia32_aesenc128,
5023 __builtin_ia32_aesenclast128, __builtin_ia32_aesdec128,
5024 __builtin_ia32_aesdeclast128,__builtin_ia32_aesimc128,
5025 __builtin_ia32_aeskeygenassist128 and
5026 __builtin_ia32_pclmulqdq128.
5027 * config/i386/i386.c (ix86_expand_binop_imm_builtin): New.
5028 (ix86_expand_builtin): Use it for IX86_BUILTIN_PSLLDQI128 and
5029 IX86_BUILTIN_PSRLDQI128. Handle IX86_BUILTIN_AESKEYGENASSIST128.
5031 * config/i386/i386.h (TARGET_AES): New.
5032 (TARGET_PCLMUL): Likewise.
5033 (TARGET_CPU_CPP_BUILTINS): Handle TARGET_AES and TARGET_PCLMUL.
5035 * config/i386/i386.md (UNSPEC_AESENC): New.
5036 (UNSPEC_AESENCLAST): Likewise.
5037 (UNSPEC_AESDEC): Likewise.
5038 (UNSPEC_AESDECLAST): Likewise.
5039 (UNSPEC_AESIMC): Likewise.
5040 (UNSPEC_AESKEYGENASSIST): Likewise.
5041 (UNSPEC_PCLMUL): Likewise.
5043 * config/i386/i386.opt (maes): New.
5044 (mpclmul): Likewise.
5046 * config/i386/sse.md (aesenc): New pattern.
5047 (aesenclast): Likewise.
5049 (aesdeclast): Likewise.
5051 (aeskeygenassist): Likewise.
5052 (pclmulqdq): Likewise.
5054 * config/i386/wmmintrin.h: New.
5056 * doc/extend.texi: Document AES and PCLMUL built-in function.
5058 * doc/invoke.texi: Document -maes and -mpclmul.
5060 2008-04-04 Paolo Bonzini <bonzini@gnu.org>
5062 * function.c (free_after_parsing): Replace with
5063 cxx_push_function_context from C++ front-end.
5064 (allocate_struct_function): Don't call langhook.
5065 * langhooks.h (struct lang_hooks_for_functions): Delete.
5066 (struct lang_hooks): Add back missing_noreturn_ok_p here, delete
5068 * langhooks-def.h (LANG_HOOKS_MISSING_NORETURN_OK_P): Add.
5069 (LANG_HOOKS_FUNCTION_INIT, LANG_HOOKS_FUNCTION_FINAL,
5070 LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P,
5071 LANG_HOOKS_FUNCTION_INITIALIZER): Delete.
5072 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_MISSING_NORETURN_OK_P,
5073 remove LANG_HOOKS_FUNCTION_INITIALIZER.
5074 * tree-cfg.c: Adjust call to missing_noreturn_ok_p langhook.
5076 * c-objc-common.h (LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P):
5077 Rename to LANG_HOOKS_MISSING_NORETURN_OK_P.
5079 2008-04-04 Jakub Jelinek <jakub@redhat.com>
5082 * c-pretty-print.c (pp_c_initializer_list): Handle CONSTRUCTOR
5085 2008-04-04 Richard Guenther <rguenther@suse.de>
5088 * fold-const.c (optimize_minmax_comparison): Use the correct
5089 type for the constant in the simplified comparison.
5091 2008-04-04 Zuxy Meng <zuxy.meng@gmail.com>
5093 * config/i386/driver-i386.c (describe_cache): Add l2_sizekb argument.
5094 Pass L2 size as "--param l2-cache-size" to the compiler.
5095 (decode_l2_cache): New function to decode L2 cache parameters using
5096 0x8000006 extended cpuid function.
5097 (detect_caches_amd): Determine parameters of L2 cache using
5098 decode_l2_caches function.
5099 (decode_caches_intel): Decode L2 cache parameters.
5100 (detect_caches_intel): Determine L2 cache parameters using
5101 decode_caches_intel and decode_l2_caches functions.
5103 2008-04-03 Bob Wilson <bob.wilson@acm.org>
5105 * config/xtensa/xtensa.c (xtensa_secondary_reload_class): Use a
5106 secondary input reload for subword loads from the constant pool.
5108 2008-04-03 Janis Johnson <janis187@us.ibm.com>
5111 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Use integer
5112 constants of the appropriate size for runtime calculations.
5115 * dfp.c (decimal_from_decnumber): Retain trailing zeroes for
5116 decimal-float literal constant zero.
5118 2008-04-03 Jakub Jelinek <jakub@redhat.com>
5121 * c-parser.c (c_parser_omp_atomic): Call
5122 default_function_array_conversion on the RHS.
5125 * omp-low.c (scan_sharing_clauses) <case OMP_CLAUSE_SHARED>: Don't
5126 call is_variable_sized if decl has incomplete type.
5128 2008-04-03 H.J. Lu <hongjiu.lu@intel.com>
5130 * config/i386/i386-protos.h (ix86_aligned_p): Removed.
5132 2008-04-03 Adam Nemet <anemet@caviumnetworks.com>
5134 * config/mips/mips.md (any_gt, any_ge, any_lt, any_le): New code
5136 (u): Add attribute values for gt, gtu, ge, geu, lt, ltu, le and leu.
5137 (sgt<u>): Merge sgt and sgtu into new expander.
5138 (sgt, sgtu): Remove expanders.
5139 (*sgt<u>_<mode>): Merge *sgt_<mode> and *sgtu_<mode> into new pattern.
5140 (*sgt_<mode>, *sgtu_<mode>): Remove patterns.
5141 (*sgt<u>_<mode>_mips16): Merge *sgt_<mode>_mips16 and
5142 *sgtu_<mode>_mips16 into new pattern.
5143 (*sgt_<mode>_mips16, *sgtu_<mode>_mips16): Remove patterns.
5144 (sge<u>): Merge sge and sgeu into new expander.
5145 (sge, sgeu): Remove expanders.
5146 (*sge<u>_<mode>): Merge *sge_<mode> and second *sge_<mode> into
5148 (*sge_<mode>, second *sge_<mode>): Remove patterns.
5149 (slt<u>): Merge slt and sltu into new expander.
5150 (slt, sltu): Remove expanders.
5151 (*slt<u>_<mode>): Merge *slt_<mode> and *sltu_<mode> into new pattern.
5152 (*slt_<mode>, *sltu_<mode>): Remove patterns.
5153 (*slt<u>_<mode>_mips16): Merge *slt_<mode>_mips16 and
5154 *sltu_<mode>_mips16 into new pattern.
5155 (*slt_<mode>_mips16, *sltu_<mode>_mips16): Remove patterns.
5156 (sle<u>): Merge sle and sleu into new expander.
5157 (sle, sleu): Remove expanders.
5158 (*sle<u>_<mode>): Merge *sle_<mode> and *sleu_<mode> into new pattern.
5159 (*sle_<mode>, *sleu_<mode>): Remove patterns.
5160 (*sle<u>_<mode>_mips16): Merge *sle_<mode>_mips16 and
5161 *sleu_<mode>_mips16 into new pattern.
5162 (*sle_<mode>_mips16, *sleu_<mode>_mips16): Remove patterns.
5164 2008-04-03 Jan Hubicka <jh@suse.cz>
5166 PR tree-optimization/35795
5167 * alpha/alpha.c (alpha_output_mi_thunk_osf): Free after compilation.
5168 * sparc/sparc.c (sparc_output_mi_thunk): Likewise.
5169 * ia64/ia64.c (ia64_output_mi_thunk): Likewise.
5170 * m68k/m68k.c (m68k_output_mi_thunk): Likewise.
5171 * score/score3.c (score3_output_mi_thunk): Likewise.
5172 * score/score7.c (score7_output_mi_thunk): Likewise.
5173 * mips/mips.c (mips_output_mi_thunk): Likewise.
5175 2008-04-03 Richard Guenther <rguenther@suse.de>
5177 * tree-vrp.c (extract_range_from_unary_expr): Handle all
5178 conversions. Simplify code.
5180 2008-04-03 Kaz Kojima <kkojima@gcc.gnu.org>
5182 * config/sh/sh.c (sh_output_mi_thunk): Free cfun.
5184 2008-04-03 Tom Tromey <tromey@redhat.com>
5185 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5187 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
5188 * config/bfin/t-bfin-linux (generated_files): Add
5189 linux-sysroot-suffix.h.
5190 * doc/install.texi (Prerequisites): Require make 3.80.
5191 * doc/sourcebuild.texi (Front End Directory): Document new
5193 * Makefile.in (generated_files): New variable.
5194 (ALL_HOST_OBJS): New variable.
5195 ($(ALL_HOST_OBJS)): New target.
5197 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
5199 * tree-inline.c (copy_generic_body, copy_decl_no_change): Export.
5200 (remap_block): Call id->transform_lang_insert_block instead
5202 (optimize_inline_calls, unsave_expr_now, tree_function_versioning):
5203 Set id.transform_lang_insert_block to NULL.
5204 (clone_body): Move to cp/optimize.c
5205 * tree-inline.h (struct copy_body_data): Change
5206 transform_lang_insert_block to function pointer.
5207 (copy_generic_body, copy_decl_no_change): Export.
5208 * langhooks.h (struct lang_hooks_for_decls): Kill insert_block.
5209 * langhooks-def.h (LANG_HOOKS_INSERT_BLOCK): Kill.
5210 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_INSERT_BLOCK.
5212 * c-tree.h (insert_block): Kill.
5213 * c-decl.c (insert_block): Kill.
5215 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
5217 * c-objc-common.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
5218 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
5219 * c-tree.h (c_push_function_context, c_pop_function_context): Remove
5221 * c-decl.c (c_push_function_context, c_pop_function_context): Remove
5222 argument, call {push,pop}_function_context from here.
5223 * c-parser.c: Use c_{push,pop}_function_context.
5225 * function.c (push_function_context_to): Move meat ...
5226 (push_function_context): ... here. Simplify.
5227 * function.c (pop_function_context_from): Move meat ...
5228 (pop_function_context): ... here. Simplify.
5229 * langhooks.h (struct lang_hooks_for_functions): Remove enter_nested,
5231 * langhooks-def.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
5232 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
5233 (LANG_HOOKS_FUNCTION_INITIALIZER): Delete them from here.
5234 * tree.h (push_function_context_to, pop_function_context_from): Remove.
5236 2008-04-03 Ben Elliston <bje@au.ibm.com>
5238 * expmed.c (extract_force_align_mem_bit_field): Remove.
5240 2008-04-03 Richard Guenther <rguenther@suse.de>
5243 * expr.h (try_casesi): Adjust prototype.
5244 * expr.c (try_casesi): Take fallback label as extra parameter.
5245 Use that for gen_casesi if default_label is NULL.
5246 * stmt.c (expand_case): Pass fallback label to try_casesi,
5247 make sure to fill gaps with a fallback label if default_label
5250 2008-04-03 Dominique d'Humieres <dominiq@lps.ens.fr>
5253 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Free cfun.
5255 2008-04-03 Ben Elliston <bje@au.ibm.com>
5257 * expmed.c (extract_split_bit_field): Remove if (0) code.
5258 * tree-ssa-structalias.c (do_sd_constraint): Likewise.
5259 (do_ds_constraint): Likewise.
5261 2008-04-02 Joseph Myers <joseph@codesourcery.com>
5263 * doc/cppopts.texi (-dU): Document.
5264 * c-common.h (flag_dump_macros): Update comment.
5265 * c-opts.c (handle_OPT_d): Handle -dU.
5266 * c-ppoutput.c (macro_queue, define_queue, undef_queue,
5267 dump_queued_macros, cb_used_define, cb_used_undef): New.
5268 (init_pp_output): Handle -dU.
5269 (cb_line_change): Call dump_queued_macros.
5270 * toplev.c (decode_d_option): Accept -dU as preprocessor option.
5272 2008-04-02 Anatoly Sokolov <aesok@post.ru>
5274 * config/avr/predicates.md (io_address_operand): New predicate.
5275 * config/avr/avr-protos.h (avr_io_address_p): Remove declaration.
5276 * config/avr/avr.c (avr_io_address_p): Remove function.
5277 (out_movqi_r_mr): Use 'io_address_operand' predicate instead of
5278 'avr_io_address_p' function.
5279 (out_movhi_r_mr): (Ditto.).
5280 (out_movqi_mr_r): (Ditto.).
5281 (out_movhi_mr_r): (Ditto.).
5282 (avr_address_cost): (Ditto.).
5284 2008-04-02 Uros Bizjak <ubizjak@gmail.com>
5286 * config/i386/i386.md (*float<SSEMODEI24:mode><X87MODEF:mode>2_1):
5287 Emit gen_floatdi<X87MODEF:mode>2_i387_with_xmm for DImode values
5288 in 32bit mode when XMM registers are available to avoid store
5290 (floatdi<X87MODEF:mode>2_i387_with_xmm): New insn pattern and
5291 corresponding post-reload splitters.
5293 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
5295 * config/i386/i386.c (bdesc_sse_3arg): Add __builtin_ia32_shufps
5296 and __builtin_ia32_shufpd. Provide __builtin_ia32_roundsd and
5297 __builtin_ia32_roundss.
5298 (ix86_init_mmx_sse_builtins): Remove __builtin_ia32_shufps,
5299 __builtin_ia32_shufpd, __builtin_ia32_roundsd and
5300 __builtin_ia32_roundss.
5301 (ix86_expand_builtin): Don't handle IX86_BUILTIN_SHUFPS and
5302 IX86_BUILTIN_SHUFPD here.
5304 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
5306 * config/i386/i386.md (plogic): New.
5307 (plogicprefix): Likewise.
5309 * config/i386/mmx.md (mmx_<code><mode>3): New.
5310 (mmx_and<mode>3): Removed.
5311 (mmx_ior<mode>3): Likewise.
5312 (mmx_xor<mode>3): Likewise.
5314 * config/i386/sse.md (<code><mode>3): New.
5315 (*<code><mode>3): Likewise.
5316 (*<code><mode>3): Likewise.
5317 (<code><mode>3): Likewise.
5318 (*sse_<code><mode>3): Likewise.
5319 (*sse2_<code><mode>3): Likewise.
5320 (<code>tf3): Likewise.
5321 (*<code>tf3): Likewise.
5322 (and<mode>3): Likewise.
5323 (*and<mode>3): Likewise.
5324 (ior<mode>3): Removed.
5325 (*ior<mode>3): Likewise.
5326 (xor<mode>3): Likewise.
5327 (*xor<mode>3): Likewise.
5328 (*and<mode>3): Likewise.
5329 (*ior<mode>3): Likewise.
5330 (*xor<mode>3): Likewise.
5331 (and<mode>3): Likewise.
5332 (*sse_and<mode>3): Likewise.
5333 (*sse2_and<mode>3): Likewise.
5335 (*andtf3): Likewise.
5336 (ior<mode>3): Likewise.
5337 (*sse_ior<mode>3): Likewise.
5338 (*sse2_ior<mode>3): Likewise.
5340 (*iortf3): Likewise.
5341 (xor<mode>3): Likewise.
5342 (*sse_xor<mode>3): Likewise.
5343 (*sse2_xor<mode>3): Likewise.
5345 (*xortf3): Likewise.
5347 2008-04-02 Richard Guenther <rguenther@suse.de>
5349 PR tree-optimization/14495
5350 PR tree-optimization/34793
5351 * tree-vrp.c (struct switch_update): New structure.
5352 (to_remove_edges, to_update_switch_stmts): New VECs.
5353 (simplify_switch_using_ranges): New function. Remove not taken
5354 case labels and edges.
5355 (simplify_stmt_using_ranges): Call it.
5356 (identify_jump_threads): Mark edges we have queued for removal
5357 so we don't thread them.
5358 (execute_vrp): Remove edges queued for removal, update SWITCH_STMT
5360 * tree-cfg.c (group_case_labels): Deal with missing default label.
5361 (tree_verify_flow_info): Allow missing default label.
5362 * stmt.c (emit_case_bit_tests): Deal with NULL default_label.
5363 (emit_case_nodes): Likewise.
5364 (expand_case): Do not rely on the default label to be present.
5365 * expr.c (try_casesi): Deal with NULL default_label.
5366 (do_tablejump): Likewise.
5368 2008-04-02 Richard Guenther <rguenther@suse.de>
5370 PR tree-optimization/14495
5371 * tree-vrp.c (vrp_visit_cond_stmt): Do not handle
5372 SWITCH_EXPR here ...
5373 (vrp_visit_switch_stmt): ... but here (new function).
5374 (find_case_label_index): New helper function.
5375 (vrp_visit_stmt): Dispatch to vrp_visit_switch_stmt.
5377 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
5379 * fwprop.c: Fix ISO-C99ism.
5381 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
5384 * Makefile.in (objdir): Set it here.
5385 * configure.ac: Not here. Find dynamic linker characteristics.
5386 * exec-tool.in: Use them.
5387 * aclocal.m4: Regenerate.
5388 * configure: Regenerate.
5390 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
5392 * expr.c (expand_var): Delete it.
5393 * expr.h (expand_var): Delete prototype.
5394 * function.c (expand_function_start): Use expand_decl instead.
5395 * cfgexpand.c (expand_one_static_var, expand_one_var): Don't call
5398 2008-04-02 Andy Hutchinson <hutchinsonamdy@aim.com>
5400 PR rtl-optimization/35542
5401 * fwprop.c (forward_propagate_and_simplify): Replace
5402 loc_reg_mentioned_in_p with reg_mentioned_p.
5404 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
5406 PR rtl-optimization/35281
5407 * fwprop.c (PR_CAN_APPEAR, PR_HANDLE_MEM): New.
5408 (propagate_rtx_1): Handle PR_HANDLE_MEM.
5409 (propagate_rtx): Pass PR_HANDLE_MEM if appropriate.
5410 (varying_mem_p): Move above propagate_rtx.
5411 (all_uses_available_at): Do not check MEMs.
5413 2008-04-02 Rafael Espindola <espindola@google.com>
5415 * tree-vrp.c (extract_code_and_val_from_cond): Remove.
5416 (register_edge_assert_for_2): Split the cond argument.
5417 (register_edge_assert_for_1): Adjust for the change in
5418 register_edge_assert_for_2.
5419 (register_edge_assert_for): Split the cond argument.
5420 (find_switch_asserts): Adjust for the change in
5421 register_edge_assert_for.
5423 2008-04-02 Kai Tietz <kai.tietz@onevision.com>
5425 * config.gcc: Add for x86_64-*-mingw* the t-crtfm to tbuild.
5426 * config/i386/cygming.h (ASM_OUTPUT_DWARF_OFFSET): Add 8 byte
5427 offsets for 64-bit mingw.
5428 * config/i386/i386.c (ix86_pass_by_reference): Correct calling
5429 abi for x86_64-pc-mingw.
5431 2008-04-02 Richard Guenther <rguenther@suse.de>
5433 * tree-vrp.c (extract_range_from_assert): Make sure to not
5434 produce range min/max with TREE_OVERFOW set.
5435 If merging a anti-range and a range keep the anti-range if
5436 the range covers all values of the type.
5437 (register_edge_assert_for_2): Only allow sign-changing
5438 conversions in detecting canonical range checks. Also
5439 register an assert for the unsigned name if useful.
5441 PR tree-optimization/35787
5442 * tree-vrp.c (vrp_val_max): New function.
5443 (vrp_val_min): Likewise.
5444 (vrp_val_is_max): Move earlier, use vrp_val_{min,max}.
5445 (vrp_val_is_min): Likewise.
5446 (supports_overflow_infinity): Use vrp_val_{min,max}.
5447 (negative_overflow_infinity): Likewise.
5448 (positive_overflow_infinity): Likewise.
5449 (is_negative_overflow_infinity): Use vrp_val_is_{min,max}.
5450 (is_positive_overflow_infinity): Likewise.
5451 (is_overflow_infinity): Likewise.
5452 (avoid_overflow_infinity): Use vrp_val_{min,max} and
5453 vrp_val_is_{min,max}.
5454 (set_and_canonicalize_value_range): Canonicalize anti-ranges
5455 to ranges if possible. Avoid empty ranges.
5457 2008-04-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5460 * fold-const.c (get_pointer_modulus_and_residue): Return modulus 1 if
5461 the expression is a function address.
5463 2008-04-01 George Helffrich <george@gcc.gnu.org>
5465 PR fortran/35154, fortran/23057
5466 * dbxout.c: Emit .stabs debug info for Fortran COMMON block
5467 variables as base symbol name + offset using N_BCOMM/N_ECOMM.
5468 (is_fortran, dbxout_common_name, dbxout_common_check): New functions.
5469 (dbxout_symbol_location): Transform N_LCSYM to N_GSYM for storage
5471 (dbxout_syms): Check for COMMON-based symbol and wrap in
5472 N_BCOMM/N_ECOMM stab bracket, including as many symbols as possible
5473 in bracket for efficiency.
5475 * dwarf2out.c: Emit DWARF debug info for Fortran COMMON block
5476 using DW_TAG_common_block + member offset.
5477 (add_pubname_string): New function.
5478 (dw_expand_expr): New function to find block name and offset for
5480 (common_check): New function to check whether symbol in Fortran COMMON.
5481 (gen_variable_die): If COMMON, use DW_TAG_common_block.
5483 2008-04-01 Volker Reichelt <v.reichelt@netcologne.de>
5486 * c-format.c (init_dynamic_gfc_info): Ignore invalid locus type.
5488 2008-04-02 Ben Elliston <bje@au.ibm.com>
5490 * config/v850/v850.md (casesi): Remove if (0) code.
5491 * config/i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
5492 * config/alpha/alpha.c (alpha_initialize_trampoline): Likewise.
5494 2008-04-01 Uros Bizjak <ubizjak@gmail.com>
5496 * config/i386/i386.md (rex64suffix): New mode attribute.
5497 (floathi<mode>2): Disable expander for SSE math.
5498 (*floathi<mode>2_1): New insn insn_and_split pattern.
5499 (*floathi<mode>2_i387_with_temp): New macroized instruction pattern and
5500 corresponding post-reload splitters.
5501 (*floathi<mode>2_i387): New macroized insn pattern.
5502 (float<SSEMODEI24:mode><X87MODEF:mode>2): New macroized expander.
5503 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1): New macroized
5504 insn_and_split pattern.
5505 (*floatsi<mode>2_vector_mixed_with_temp, *floatsi<mode>2_vector_mixed):
5506 New macroized instruction patterns and corresponding post-reload
5508 (*floatsi<mode>2_mixed_with_temp): New macroized instruction pattern
5509 and corresponding post-reload splitters.
5510 (*floatsi<mode>2_mixed_interunit, *floatsi<mode>2_mixed_nointerunit):
5511 New macroized instruction patterns.
5512 (*floatsi<mode>2_vector_sse_with_temp, *floatsi<mode>2_vector_sse): New
5513 macroized instruction patterns and corresponding post-reload splitters.
5514 (*floatsi<mode>2_sse_with_temp): New macroized instruction pattern and
5515 corresponding post-reload splitters.
5516 (*floatsi<mode>2_sse_interunit, *floatsi<mode>2_mixed_nointerunit):
5517 New macroized instruction patterns.
5518 (*floatsi<mode>2_i387_with_temp): New macroized instruction pattern and
5519 corresponding post-reload splitters.
5520 (*floatsi<mode>2_i387): New macroized instruction patterns.
5522 2008-04-01 H.J. Lu <hongjiu.lu@intel.com>
5524 * config/i386/i386.md (smaxmin): New.
5525 (umaxmin): Likewise.
5526 (maxminiprefix): Likewise.
5527 (maxminfprefix): Likewise.
5528 (<code><mode>3): Likewise.
5529 (smin<mode>3): Removed.
5530 (smax<mode>3): Likewise.
5532 * config/i386/mmx.md (mmx_<code>v2sf3): New.
5533 (mmx_<code>v4hi3): Likewise.
5534 (mmx_<code>v8qi3): Likewise.
5535 (mmx_smaxv2sf3): Removed.
5536 (mmx_sminv2sf3): Likewise.
5537 (mmx_umaxv8qi3): Likewise.
5538 (mmx_smaxv4hi3): Likewise.
5539 (mmx_uminv8qi3): Likewise.
5540 (mmx_sminv4hi3): Likewise.
5542 * config/i386/sse.md (<addsub><mode>3): New.
5543 (*<addsub><mode>3): Likewise.
5544 (<sse>_vm<addsub><mode>3): Likewise.
5545 (<maxmin><mode>3): Likewise.
5546 (*<maxmin><mode>3_finite): Likewise.
5547 (*<maxmin><mode>3): Likewise.
5548 (<sse>_vm<maxmin><mode>3): Likewise.
5549 (sse3_h<addsub>v4sf3): Likewise.
5550 (sse3_h<addsub>v2df3): Likewise.
5551 (<maxmin>v16qi3): Likewise.
5552 (*<maxmin>v16qi3): Likewise.
5553 (<maxmin>v8hi3): Likewise.
5554 (*<maxmin>v8hi3): Likewise.
5555 (*sse4_1_<maxmin><mode>3): Likewise.
5556 (*sse4_1_<maxmin><mode>3): Likewise.
5557 (add<mode>3): Removed.
5558 (*add<mode>3): Likewise.
5559 (<sse>_vmadd<mode>3): Likewise.
5560 (sub<mode>3): Likewise.
5561 (*sub<mode>3): Likewise.
5562 (<sse>_vmsub<mode>3): Likewise.
5563 (smin<mode>3): Likewise.
5564 (*smin<mode>3_finite): Likewise.
5565 (*smin<mode>3): Likewise.
5566 (<sse>_vmsmin<mode>3): Likewise.
5567 (smax<mode>3): Likewise.
5568 (*smax<mode>3_finite): Likewise.
5569 (*smax<mode>3): Likewise.
5570 (<sse>_vmsmax<mode>3): Likewise.
5571 (sse3_haddv4sf3): Likewise.
5572 (sse3_haddv2df3): Likewise.
5573 (sse3_hsubv4sf3): Likewise.
5574 (sse3_hsubv2df3): Likewise.
5575 (umaxv16qi3): Likewise.
5576 (*umaxv16qi3): Likewise.
5577 (smaxv8hi3): Likewise.
5578 (*smaxv8hi3): Likewise.
5579 (*sse4_1_smax<mode>3): Likewise.
5580 (*sse4_1_umax<mode>3): Likewise.
5581 (uminv16qi3): Likewise.
5582 (*uminv16qi3): Likewise.
5583 (sminv8hi3): Likewise.
5584 (*sminv8hi3): Likewise.
5585 (*sse4_1_smin<mode>3): Likewise.
5586 (*sse4_1_umin<mode>3): Likewise.
5588 2008-04-01 Rafael Espindola <espindola@google.com>
5590 * tree-cfg.c (verify_expr): remove in_phi.
5591 (verify_stmt): Don't call walk_tree with verify_expr. Use
5592 is_gimple_min_invariant instead of is_gimple_val.
5594 2008-04-01 Joseph Myers <joseph@codesourcery.com>
5596 * doc/include/gpl_v3.texi: Update for manpage generation.
5597 * doc/gcc.texi, doc/gccint.texi: Include gpl_v3.texi instead of
5599 * doc/sourcebuild.texi: Document gpl_v3.texi as well as gpl.texi.
5600 * Makefile.in (TEXI_GCC_FILES, TEXI_GCCINT_FILES): Include
5601 gpl_v3.texi instead of gpl.texi.
5604 2008-04-01 Jakub Jelinek <jakub@redhat.com>
5607 * c-pch.c (c_common_read_pch): On error close (fd) resp. fclose (f).
5609 2008-04-01 Rafael Espindola <espindola@google.com>
5611 * tree-vrp.c (extract_code_and_val_from_cond_with_ops): New.
5612 (extract_code_and_val_from_cond): Use
5613 extract_code_and_val_from_cond_with_ops.
5615 2008-04-01 Jan Hubicka <jh@suse.cz>
5617 * function.c (free_after_compilation): Free epilogue_delay_list.
5618 (prepare_function_start): Assert that previous compilation was freed.
5620 2008-04-01 Jan Hubicka <jh@suse.cz>
5621 Jim Wilson <wilson@tuliptree.org>
5622 Andreas Tobler <andreast@gcc.gnu.org>
5625 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Use
5626 rtl.emit instead cfun->emit.
5627 * sparc/sparc.h (INIT_EXPANDERS): Likewise.
5628 * ia64/ia64.h (INIT_EXPANDERS): Likewise.
5630 2008-04-01 Ben Elliston <bje@au.ibm.com>
5632 * doc/c-tree.texi (Function Basics): Fix grammatical error.
5634 2008-03-31 Seongbae Park <seongbae.park@gmail.com>
5636 * common.opt (fprofile-dir=, fprofile-use=, fprofile-generate=):
5638 (fprofile-use): Add var flag_profile_use
5639 * coverage.c (coverage_begin_output): Do not open a gcno file for
5640 output only if -ftest-coverage is set.
5641 Do not add getpwd() to gcda file path.
5642 (build_gcov_info): Check the new flag
5643 flag_profile_datafile_relative_path.
5644 (coverage_init): Use profile_data_prefix.
5645 Read profile counter only if flag_profile_use is set.
5646 * opts.c (common_handle_option): New option fprofile-use=,
5647 fprofile-dir=, fprofile-generate=.
5648 * toplev.c (profile_data_prefix): New variable definition.
5649 * toplev.h (profile_data_prefix): New declaration.
5650 * doc/invoke.tex (Option Summary, Optimization Options):
5653 2008-03-31 James E. Wilson <wilson@tuliptree.org>
5655 * varasm.c (output_constant_pool_1): In LABEL_REF check,
5656 use tmp consistently.
5659 * config/ia64/div.md (recip_approx_rf): Use UNSPEC not DIV.
5660 * config/ia64/ia64.c (rtx_needs_barrier): Handle
5661 UNSPEC_FR_RECIP_APPROX_RES.
5662 * config/ia64/ia64.md (UNSPEC_FR_RECIP_APPROX_RES): Define.
5664 2008-03-31 Volker Reichelt <v.reichelt@netcologne.de>
5667 * c-decl.c (store_parm_decls_oldstyle): Skip invalid parameters.
5669 2008-03-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
5672 * fold-const.c (fold_indirect_ref_1): Support accessing non first
5673 element of the vector via a pointer.
5675 2008-03-31 Ian Lance Taylor <iant@google.com>
5677 * tlink.c (scan_linker_output): Look for symbol name in single quotes.
5679 2008-03-31 Jan Hubicka <jh@suse.cz>
5681 * builtins.c (expand_builtin_setjmp_receiver): Update call of
5682 get_arg_pointer_save_area.
5683 * expr.c (init_expr): Just clear out rtl.expr.
5684 * function.c (free_after_compilation): Clear out whole RTL structure.
5685 (get_func_frame_size): Merge into ...
5686 (get_frame_size): ... this one.
5687 (assign_stack_local_1): Merge into ...
5688 (assign_stack_local): ... this one.
5689 (expand_function_end): Update call of get_arg_pointer_save_area.
5690 (get_art_pointer_save_area): Remove cfun argument.
5691 * function.h (emit_status): regno_pointer_align does not need length
5692 attribute. Move x_regno_reg_rtx to ...
5693 (regno_reg_rtx): ... new global array.
5694 (reg_rtx_no, seq_stack, REGNO_POINTER_ALIGN): Update accestors.
5695 (pending_stack_adjust, inhibit_defer_pop, saveregs_value,
5696 apply_args_value, forced_labels, stack_pointer_delta):
5698 (struct varasm_status): Move here from varasm.c
5699 (struct rtl_data): New. Move here some fields from struct function.
5700 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
5701 frame_offset, stack_check_probe_note, arg_pointer_save_area,
5702 used_temp_slots avail_temp_slots, temp_slot_level,
5703 nonlocal_goto_handler_labels): Update accesstors.
5704 (rtl): New global variable.
5705 (struct function): Move some fileds to rtl_data.
5706 (get_arg_pointer_save_area): Update prototype.
5707 * emit-rtl.c (rtl): Declare.
5708 (regno_reg_rtx): Declare.
5709 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
5711 (gen_reg_rtx): Update.
5712 (init_virtual_regs): Do not tate emit_status argument.
5713 (init_emit): Do not allocate emit.
5714 * varasm.c (varasm_statuc): Move to function.h.
5715 (n_deferred_constatns): Update accestor.
5716 (init_varasm_status): Do not allocate varasm_status.
5717 (force_const_mem, get_pool_size, output_constant_pool): Update.
5718 * stmt.c (force_label_rtx): Do not use x_ prefixes.
5719 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
5721 2008-03-31 Zdenek Dvorak <ook@ucw.cz>
5723 PR rtl-optimization/35729
5724 * loop-invariant.c (check_maybe_invariant): Disallow volatile memory
5727 2008-03-31 H.J. Lu <hongjiu.lu@intel.com>
5730 * config/i386/i386.md (*movti_internal): Emit unaligned SSE
5731 load/store if memory is unaligned.
5732 (*movti_rex64): Likewise.
5734 * config/i386/predicates.md (misaligned_operand): New.
5736 2008-03-31 Andrew Pinski <pinskia@gmail.com>
5739 * tree-ssa-phiopt.c (conditional_replacement): Return early for
5742 2008-03-31 Jan Beulich <jbeulich@novell.com>
5744 * config/ia64/constraints.md: Add 'j' constraint.
5745 * config/ia64/ia64.md (movsi_internal): Add addp4 case.
5746 (movdi_internal): Likewise.
5748 2008-03-30 Volker Reichelt <v.reichelt@netcologne.de>
5751 * c-typeck.c (build_c_cast): Skip invalid fields in unions.
5753 2008-03-30 H.J. Lu <hongjiu.lu@intel.com>
5756 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Issue
5757 proper error message for the third argument on blendpd and
5760 * config/i386/sse.md (blendbits): New.
5761 (sse4_1_blendp<ssemodesuffixf2c>): Use it.
5763 2008-03-30 Eric Botcazou <ebotcazou@adacore.com>
5765 * fold-const.c (fold_binary) <BIT_IOR_EXPR>: Add missing conversions.
5767 2008-03-30 Richard Guenther <rguenther@suse.de>
5770 * fold-const.c (fold_sign_changed_comparison): Do leave
5771 conversions to base-types alone.
5773 2008-03-29 Andrew Pinski <andrew_pinski@playstation.sony.com>
5775 * config/rs6000/rs6000.c (rs6000_stack_info): Don't force saving of
5776 the link register if one altivec register is be saved.
5778 2008-03-30 Ben Elliston <bje@au.ibm.com>
5780 * final.c (final_scan_insn): Remove if (0) code.
5782 2008-03-28 Volker Reichelt <v.reichelt@netcologne.de>
5784 * c-parser.c (c_parser_next_token_is_keyword): Simplify.
5786 2008-03-28 H.J. Lu <hongjiu.lu@intel.com>
5788 * config/i386/sse.md (*and<mode>3): Pass <MODE>mode instead
5789 of V4SFmode to ix86_binary_operator_ok.
5791 2008-03-28 Uros Bizjak <ubizjak@gmail.com>
5793 * config/i386/i386.c (override_options): Initialize
5794 ix86_veclib_handler to ix86_veclibabi_svml when
5795 -mveclibabi=svml is used.
5796 (ix86_veclibabi_svml): New function for SVML ABI style
5797 vectorization support.
5798 * doc/invoke.texi (-mveclibabi) [svml]: Document new target option.
5800 2008-03-28 Rafael Espindola <espindola@google.com>
5802 * fold-const.c (tree_unary_nonnegative_warnv_p): Make it public.
5803 (tree_binary_nonnegative_warnv_p): Make it public.
5804 (tree_single_nonnegative_warnv_p): Make it public.
5805 (tree_invalid_nonnegative_warnv_p): Make it public.
5806 (tree_unary_nonzero_warnv_p): Make it public.
5807 (tree_binary_nonzero_warnv_p): Make it public
5808 (tree_single_nonzero_warnv_p): Make it public.
5809 * tree-vrp.c (vrp_evaluate_conditional_warnv_with_ops): New function.
5810 (extract_range_from_binary_expr): Split the expr argument.
5811 (extract_range_from_unary_expr): Split the expr argument.
5812 (extract_range_from_comparison): Split the expr argument.
5813 (extract_range_from_expr): Use the new aux functions.
5814 (vrp_evaluate_conditional_warnv): Use
5815 vrp_evaluate_conditional_warnv_with_ops.
5816 * tree.h (tree_unary_nonzero_warnv_p): Declare.
5817 (tree_binary_nonzero_warnv_p): Declare.
5818 (tree_single_nonzero_warnv_p): Declare.
5819 (tree_expr_nonzero_warnv_p): Declare.
5820 (tree_unary_nonnegative_warnv_p): Declare.
5821 (tree_binary_nonnegative_warnv_p): Declare.
5822 (tree_single_nonnegative_warnv_p): Declare.
5823 (tree_invalid_nonnegative_warnv_p): Declare.
5825 2008-03-28 Richard Guenther <rguenther@suse.de>
5827 PR tree-optimization/30317
5828 PR tree-optimization/30911
5829 PR tree-optimization/34793
5830 * tree-vrp.c (set_and_canonicalize_value_range): New function.
5831 (struct assert_locus_d): New member EXPR.
5832 (register_new_assert_for): Add EXPR parameter to support
5833 ASSERT_EXPR <name, expr OP limit>.
5834 (register_edge_assert_for_1): Adjust callers.
5835 (find_assert_locations): Likewise.
5836 (process_assert_insertions_for): Build condition from expression.
5837 (extract_range_from_assert): Handle ASSERT_EXPRs
5838 of the form ASSERT_EXPR <name, expr OP limit>.
5839 (register_edge_assert_for_2): New helper registering
5840 asserts for comparisons. Recognize range tests of the form
5841 (unsigned)i - CST1 OP CST2.
5842 (register_edge_assert_for_1): Use it.
5843 (register_edge_assert_for): Likewise.
5844 (needs_overflow_infinity): Integer sub-types
5845 do not need overflow infinities.
5846 (vrp_val_is_max): The extreme values of integer sub-types
5847 are those of the base type.
5848 (vrp_val_is_min): Likewise.
5849 * tree.def (ASSERT_EXPR): Document extra allowed conditional
5852 2008-03-28 Nick Clifton <nickc@redhat.com>
5855 * config/mn10300/mn10300.c (mn10300_secondary_reload_class):
5856 Return GENERAL_REGS for stack adjustment reloads.
5858 2008-03-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
5861 * config/rs6000/rs6000.c (rs6000_expand_vector_init): Create a
5862 const_vector when all the vectors are constant.
5864 2008-03-27 Bob Wilson <bob.wilson@acm.org>
5866 * config/xtensa/xtensa.c (gen_float_relational): Handle unordered
5868 * config/xtensa/xtensa.md (any_cond): Add unordered comparisons.
5869 (any_scc_sf): Add uneq, unlt, unle and unordered operators.
5871 (s<code>_sf): Use new scc_sf attribute for opcode names.
5873 2008-03-27 Tom Tromey <tromey@redhat.com>
5875 * doc/sourcebuild.texi, doc/install.texi, configure, aclocal.m4,
5876 configure.ac, Makefile.in, config/t-darwin, config/m32c/t-m32c,
5877 config/spu/t-spu-elf, config/i386/t-interix,
5878 config/i386/t-cygming, config/i386/x-i386, config/i386/t-cygwin,
5879 config/i386/x-darwin, config/i386/x-mingw32,
5880 config/i386/t-netware, config/i386/x-cygwin, config/i386/t-nwld,
5881 config/sh/t-sh, config/sh/t-symbian, config/x-linux,
5882 config/t-sol2, config/x-hpux, config/x-darwin, config/ia64/t-ia64,
5883 config/x-solaris, config/t-vxworks, config/m68k/t-uclinux,
5884 config/rs6000/x-rs6000, config/rs6000/x-darwin64,
5885 config/rs6000/x-darwin, config/rs6000/t-rs6000,
5886 config/score/t-score-elf, config/arm/t-strongarm-pe,
5887 config/arm/t-pe, config/arm/t-arm, config/arm/t-wince-pe,
5888 config/v850/t-v850, config/v850/t-v850e, config/bfin/t-bfin-linux:
5889 Revert automatic dependency patch.
5891 2008-03-27 H.J. Lu <hongjiu.lu@intel.com>
5894 * config/i386/i386.c (ix86_function_arg_boundary): Align
5895 decimal floating point to its natural boundary.
5897 2008-03-27 Richard Guenther <rguenther@suse.de>
5900 * fold-const.c (fold_comparison): Restrict distinct decl
5901 comparison folding to VAR_DECLs and PARM_DECLs. Do not
5902 solely rely on operand_equal_p.
5904 2008-03-27 Richard Guenther <rguenther@suse.de>
5907 * c-common.c (handle_weak_attribute): Reject combination of
5910 2008-03-27 Richard Guenther <rguenther@suse.de>
5912 PR tree-optimization/32810
5913 * tree-ssa-ccp.c (get_symbol_constant_value): Strip useless
5914 conversions from DECL_INITIAL.
5915 (fold_const_aggregate_ref): Likewise from constructor elements.
5917 2008-03-27 Zdenek Dvorak <ook@ucw.cz>
5919 * tree-affine.h (aff_combination_expand): Declare.
5920 (get_inner_reference_aff): Likewise.
5921 * tree-affine.c (aff_combination_expand): Split out from
5922 tree_to_aff_combination_expand.
5923 (get_inner_reference_aff): New function.
5924 * tree-parloops.c (loop_parallel_p): Free vectorizer info.
5925 * tree-ssa-loop-im.c: Include tree-affine.h and pointer-set.h.
5926 (struct lim_aux_data): sm_done field removed.
5927 (mem_ref_loc_p, mem_ref_locs_p): New types.
5928 (struct mem_ref): Added id, stored, accesses_in_loop,
5929 indep_loop, dep_loop, indep_ref, dep_ref fields.
5930 Removed is_stored, locs and next fields.
5931 (memory_accesses): New variable.
5932 (movement_possibility): Do not allow moving statements
5933 that store to memory.
5934 (outermost_indep_loop, simple_mem_ref_in_stmt, mem_ref_in_stmt):
5936 (determine_max_movement): For statements with memory references,
5937 find the outermost loop in that the reference is independent.
5938 (move_computations_stmt): Mark the virtual operands for renaming.
5939 (memref_free, mem_ref_alloc, mem_ref_locs_alloc, mark_ref_stored,
5940 gather_mem_refs_stmt, gather_mem_refs_in_loops, vtoe_hash, vtoe_eq,
5941 vtoe_free, record_vop_access, get_vop_accesses, get_vop_stores,
5942 add_vop_ref_mapping, create_vop_ref_mapping_loop,
5943 create_vop_ref_mapping, analyze_memory_references,
5944 cannot_overlap_p, mem_refs_may_alias_p, rewrite_mem_ref_loc,
5945 get_all_locs_in_loop, ref_always_accessed_p,
5946 refs_independent_p, record_indep_loop, ref_indep_loop_p_1,
5947 ref_indep_loop_p, can_sm_ref_p, find_refs_for_sm,
5948 store_motion_loop, store_motion): New functions.
5949 (struct vop_to_refs_elt): New type.
5950 (record_mem_ref_loc, free_mem_ref_locs, rewrite_mem_refs,
5951 memref_hash, memref_eq, hoist_memory_references): Rewritten.
5952 (schedule_sm): Replaced by...
5953 (execute_sm): ... this.
5954 (determine_lsm_ref, hoist_memory_references,
5955 loop_suitable_for_sm, gather_mem_refs_stmt, gather_mem_refs,
5956 find_more_ref_vops, free_mem_ref, free_mem_refs,
5957 determine_lsm_loop, determine_lsm): Removed.
5958 (tree_ssa_lim_finalize): Free data structures used by store motion.
5959 (tree_ssa_lim): Call analyze_memory_references. Use
5960 store_motion instead of determine_lsm.
5962 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
5964 * config.cc (m68hc11, m6811, m68hc12, m6812): Add usegas.h,
5965 rename tmake_file to m68hc11/t-m68hc11.
5966 (mcore): Set inhibit_libc to true.
5967 * config.host (alpha*-dec-*vms*): Set extra_programs.
5968 (interix3*): Don't use host_xmake_file.
5969 * configure.ac: Let config.gcc override inhibit_libc.
5970 * configure: Regenerate.
5972 * config/alpha/x-vms (EXTRA_PROGRAMS): Remove.
5973 * config/t-openbsd-thread: Remove commented out lines.
5975 * config/x-interix: Remove.
5977 * config/m68hc11/t-m68hc11-gas: Rename to...
5978 * config/m68hc11/t-m68hc11: ... this. Remove T_CPPFLAGS.
5980 * config/mcore/t-mcore: Remove T_CFLAGS.
5981 * config/mcore/t-mcore-pe: Likewise.
5983 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
5985 * configure.ac: Replace custom __GNU_SOURCE test with
5986 AC_USE_SYSTEM_EXTENSIONS. Move it earlier.
5987 * aclocal.m4: Regenerate.
5988 * configure: Regenerate.
5989 * config.in: Regenerate.
5991 2008-03-27 Richard Guenther <rguenther@suse.de>
5993 * fold-const.c (target.h): Include.
5994 (fold_comparison): Fold comparison of addresses of decls
5995 that bind locally or of constants. Consolidate address folding code.
5996 * tree-vrp.c (operand_less_p): Deal with non-INTEGER_CST
5997 results from fold_binary_to_constant.
5998 (compare_values_warnv): Likewise.
6000 2008-03-27 Andrew Pinski <pinskia@gmail.com>
6003 * fold-const.c (fold_truthop): Check for integeral types when folding
6004 a == 0 && b == 0 and a != 0 || b != 0 .
6006 2008-03-26 Eric Botcazou <ebotcazou@adacore.com>
6008 * tree.c (get_unwidened): Remove code fiddling with COMPONENT_REF.
6010 2008-03-26 Andreas Schwab <schwab@suse.de>
6012 * doc/invoke.texi: Fix use of @item vs. @itemx.
6014 2008-03-26 Tom Tromey <tromey@redhat.com>
6016 * Makefile.in (build/gensupport.o, build/print-rtl.o,
6017 build/read-rtl.o, build/rtl.o, build/gencondmd.o, build/genattr.o,
6018 build/genattrtab.o, build/genautomata.o, build/gencheck.o,
6019 build/gencodes.o, build/genconditions.o, build/genconfig.o,
6020 build/genconstants.o, build/genemit.o, build/genextract.o,
6021 build/genflags.o, build/genmddeps.o, build/genopinit.o,
6022 build/genoutput.o, build/genpeep.o, build/genrecog.o): Depend on
6025 2008-03-26 Richard Guenther <rguenther@suse.de>
6028 2008-03-26 Richard Guenther <rguenther@suse.de>
6030 * fold-const.c (target.h): Include.
6031 (fold_comparison): Fold comparison of addresses of two decls
6032 that bind locally. Consolidate address folding code.
6034 2008-03-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6036 * builtins.c (expand_builtin_pow, fold_builtin_cabs,
6037 fold_builtin_sqrt, fold_builtin_cbrt, fold_builtin_logarithm,
6038 fold_builtin_hypot, fold_builtin_pow): Remove uses of dconst3,
6039 dconstsqrt2, dconstthird, dconste and/or dconst10.
6040 * config/i386/i386.c (ix86_emit_swsqrtsf): Likewise.
6041 * emit-rtl.c (dconst3, dconst10, dconstm2, dconstthird,
6042 dconstsqrt2, dconste): Delete.
6043 (init_emit_once): Likewise. Simplify initializing dconstm1.
6045 * real.c (get_real_const): New.
6046 * real.h (dconst3, dconst10, dconstm2, dconstthird,
6047 dconstsqrt2, dconste): Delete.
6048 (real_value_const, get_real_const): New.
6050 2008-03-26 H.J. Lu <hongjiu.lu@intel.com>
6052 * config/i386/cygming.h (BIGGEST_ALIGNMENT): Removed.
6054 * config/i386/i386.c (ix86_function_arg_boundary): Check
6055 BIGGEST_ALIGNMENT instead of 128.
6056 (setup_incoming_varargs_64): Likewise.
6058 2008-03-26 Tom Tromey <tromey@redhat.com>
6060 * Makefile.in (DEPFILES): Add missing '/'.
6062 2008-03-26 Richard Guenther <rguenther@suse.de>
6064 * fold-const.c (target.h): Include.
6065 (fold_comparison): Fold comparison of addresses of two decls
6066 that bind locally. Consolidate address folding code.
6068 2008-03-26 Nick Clifton <nickc@redhat.com>
6071 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p): Do
6072 not allow INT+INT as a legitimate addressing mode.
6074 2008-03-26 Richard Guenther <rguenther@suse.de>
6076 * tree-flow.h (widen_bitfield): Remove declaration.
6077 * tree-ssa-ccp.c (visit_assignment): Remove unneeded code.
6078 (widen_bitfield): Remove function.
6079 * tree-ssa-dom.c (record_equivalences_from_stmt): Remove unneeded
6082 2008-03-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
6085 * config/rs6000/rs6000-c.c (rs6000_builtin_type_compatible): Handle
6088 2008-03-25 Richard Sandiford <rsandifo@nildram.co.uk>
6090 PR rtl-optimization/35232
6091 * reload1.c (reg_reloaded_call_part_clobbered): Clarify comment.
6092 (forget_old_reloads_1, forget_marked_reloads): Don't clear
6093 reg_reloaded_call_part_clobbered here.
6094 (reload_regs_reach_end_p): New function.
6095 (reload_reg_rtx_for_input): New variable.
6096 (reload_reg_rtx_for_output): Likewise.
6097 (emit_input_reload_insns): Use reloadreg rather than rl->reg_rtx
6098 when reassigning a pseudo register. Load reloadreg from
6099 reload_reg_rtx_for_input, moving the mode and register
6101 (do_input_reload): ...here. Use the mode-adjusted reg_rtx
6102 instead of the original when deciding whether an input reload
6103 would be a no-op or whether an output reload can be deleted.
6104 (emit_output_reload_insns): Use the mode-adjusted reg_rtx
6105 when setting up new_spill_reg_store. Load it from
6106 reload_reg_rtx_for_output, moving the mode and register
6108 (do_output_reload): ...here. Use the mode-adjusted reg_rtx
6109 instead of the original when deciding whether an output reload
6110 would be a no-op. Do the same when modifying insn notes.
6111 Use rtx_equal_p instead of == to compare the registers.
6112 (inherit_piecemeal_p): Take a mode and two register numbers
6114 (emit_reload_insns): Clear new_spill_reg_store for every hard
6115 register in the reload register. Remove spill registers
6116 from reg_reloaded_valid before considering whether to record
6117 inheritance information for them. Use reload_reg_rtx_for_output
6118 instead of reg_rtx when recording output reloads. Use
6119 reload_reg_rtx_for_input instead of reg_rtx when recording
6120 input reloads. Set or clear reg_reloaded_call_part_clobbered
6121 at the same time as setting reg_reloaded_valid.
6122 (delete_output_reload): Add a new_reload_reg parameter and use it
6123 instead of rld[j].reg_rtx.
6124 (emit_input_reload_insns, do_input_reload, do_output_reload): Adjust
6127 2008-03-25 Tom Tromey <tromey@redhat.com>
6129 * Makefile.in (build/gensupport.o): Depend on insn-modes.h.
6130 (build/genattr.o): Likewise.
6131 (build/genattrtab.o): Likewise.
6132 (build/gencodes.o): Likewise.
6133 (build/genconfig.o): Likewise.
6134 (build/genconstants.o): Likewise.
6135 (build/genemit.o): Likewise.
6136 (build/genextract.o): Likewise.
6137 (build/genflags.o): Likewise.
6139 2008-03-25 Bob Wilson <bob.wilson@acm.org>
6141 * config/xtensa/xtensa.c (xtensa_va_start): Use build_int_cst
6142 instead of size_int for integer types.
6143 (xtensa_gimplify_va_arg_expr): Likewise. Convert index to sizetype
6144 to match type of MINUS_EXPR.
6146 2008-03-25 Tom Tromey <tromey@redhat.com>
6148 * configure: Rebuilt.
6149 * configure.ac (BUILD_DEPMODE): Extract CCDEPMODE from temporary
6152 2008-03-25 Tom Tromey <tromey@redhat.com>
6154 * config/x-solaris (host-solaris.o): Update.
6155 * config/x-linux (host-linux.o): Update.
6156 * config/x-hpux (host-hpux.o): Update.
6157 * config/x-darwin (host-darwin.o): Update.
6158 * config/v850/t-v850e (v850-c.o): Update.
6159 * config/v850/t-v850 (v850-c.o): Update.
6160 * config/t-vxworks (vxworks.o): Update.
6161 * config/t-sol2 (sol2-c.o, sol2.o): Update.
6162 * config/t-darwin (darwin.o, darwin-c.o, darwin-driver.o): Update.
6163 * config/spu/t-spu-elf (spu-c.o): Update.
6165 * config/sh/t-symbian (sh-c.o): Update.
6166 (symbian.o): Update.
6167 * config/sh/t-sh (sh-c.o): Update.
6168 * config/score/t-score-elf (score7.o, score3.o): Update.
6169 * config/rs6000/x-rs6000 (driver-rs6000.o): Update.
6170 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Update.
6171 * config/rs6000/x-darwin (host-ppc-darwin.o): Update.
6172 * config/rs6000/t-rs6000 (rs6000-c.o): Update.
6174 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
6175 * config/m32c/t-m32c (m32c-pragma.o): Update.
6176 * config/ia64/t-ia64 (ia64-c.o): Update.
6177 * config/i386/x-mingw32 (host-mingw32.o): Update.
6178 * config/i386/x-i386 (driver-i386.o): Update.
6179 * config/i386/x-darwin (host-i386-darwin.o): Update.
6180 * config/i386/x-cygwin (host-cygwin.o): Update.
6181 * config/i386/t-nwld (nwld.o): Update.
6182 * config/i386/t-netware (netware.o): Update.
6183 * config/i386/t-interix (winnt.o): Update.
6184 * config/i386/t-cygwin (cygwin1.o, cygwin2.o): Update.
6185 * config/i386/t-cygming (winnt.o, winnt-cxx.o, winnt-stubs.o,
6186 msformat-c.o): Update.
6187 * config/bfin/t-bfin-linux (generated_files): Add
6188 linux-sysroot-suffix.h.
6189 * config/arm/t-wince-pe (pe.o): Update.
6190 * config/arm/t-strongarm-pe (pe.o): Update.
6191 * config/arm/t-pe (pe.o): Update.
6192 * config/arm/t-arm (arm-c.o): Update.
6193 * doc/install.texi (Prerequisites): Require make 3.80.
6194 * Makefile.in: Remove .o targets.
6195 (CCDEPMODE, DEPDIR, depcomp, BUILD_DEPMODE): New variables.
6196 (OBSTACK_H, FIBHEAP_H, PARTITION_H, MD5_H, BCONFIG_H): Remove.
6197 (simple_generated_h, simple_generated_c): Move earlier.
6198 (generated_files): New variable.
6199 (TARGET_H, MACHMODE_H, HOOKS_H, HOSTHOOKS_DEF_H, LANGHOOKS_DEF_H,
6200 TARGET_DEF_H, RTL_BASE_H, RTL_H, PARAMS_H, BUILTINS_DEF, TREE_H,
6201 BASIC_BLOCK_H, GCOV_IO_H, COVERAGE_H, DEMANGLE_H, RECOG_H,
6202 ALIAS_H, EMIT_RTL_H, FLAGS_H, FUNCTION_H, EXPR_H, OPTABS_H,
6203 REGS_H, RA_H, RESOURCE_H, SCHED_INT_H, INTEGRATE_H, CFGLAYOUT_H,
6204 CFGLOOP_H, IPA_UTILS_H, IPA_REFERENCE_H, IPA_TYPE_ESCAPE_H,
6205 CGRAPH_H, DF_H, RESOURCE_H, DDG_H, GCC_H, GGC_H, TIMEVAR_H,
6206 INSN_ATTR_H, C_COMMON_H, C_PRAGMA_H, C_TREE_H, SYSTEM_H,
6207 PREDICT_H, DECNUM_H, MKDEPS_H, SYMTAB_H, TREE_DUMP_H,
6208 TREE_GIMPLE_H, TREE_FLOW_H, TREE_SSA_LIVE_H, PRETTY_PRINT_H,
6209 DIAGNOSTIC_H, C_PRETTY_PRINT_H, SCEV_H, LAMBDA_H, TREE_DATA_REF_H,
6210 VARRAY_H, TREE_INLINE_H, REAL_H, DBGCNT_H, EBIMAP_H): Remove.
6212 (COMPILE.base, COMPILE): New variables.
6213 (%.o): New pattern rule.
6214 (ALL_HOST_OBJS): New variable.
6215 (xgcc$(exeext), cpp$(exeext)): Remove extra version.o.
6216 (dummy-checksum.o, cc1-checksum.o): Remove.
6217 (DRIVER_SHLIB): New variable.
6218 (DRIVER_DEFINES): Use it.
6219 (gencondmd.c): Move out of build/.
6220 (s-conditions): Update.
6221 (BUILDCOMPILE.base, BUILDCOMPILE): New variables.
6222 (ALL_BUILD_OBJS): Likewise.
6223 (build/%.o): Use BUILDCOMPILE.
6224 (build/ggc-none.o, build/ggc-none.o, build/min-insn-modes.o,
6225 build/print-rtl.o, build/read-rtl.o, build/rtl.o, build/vec.o,
6226 build/gencondmd.o, build/genattrtab.o, build/genautomata.o,
6227 build/gencheck.o, build/gencodes.o, build/genconditions.o,
6228 build/genconfig.o, build/genconstants.o, build/genemit.o,
6229 build/genextract.o, build/genflags.o, build/genmddeps.o,
6230 build/genopinit.o, build/genoutput.o, build/genpeep.o,
6231 build/genpreds.o, build/genrecog.o, build/gcov-iov.o,
6232 build/gen-protos.o, build/scan.o, build/fix-header.o,
6233 build/scan-decls.o): Simplify.
6234 (collect2.o, c-opts.o, gcc.o, gccspec.o, gcc-options.o,
6235 cppdefault.o, protoize.o, unprotoize.o, intl.o, version.o,
6236 prefix.o, toplev.o): Reduce to variable setting.
6237 (libbackend.o): Use COMPILE. Remove most dependencies. Move later.
6238 ($(out_object_file), gcc-options.o): New targets.
6239 ($(ALL_HOST_OBJS)): New target. Include dependency files.
6240 * configure: Rebuilt.
6241 * configure.ac: Call ZW_CREATE_DEPDIR, ZW_PROG_COMPILER_DEPENDENCIES.
6242 * doc/sourcebuild.texi (Front End Directory): Document new variable.
6244 2008-03-25 Douglas Gregor <doug.gregor@gmail.com>
6246 * c-common.c (c_sizeof_or_alignof_type): If we're not allowed to
6247 complain when we hit an error, return ERROR_MARK_NODE.
6249 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
6251 * config/sh/constraints.md (Pso, Psz): New constraints.
6252 * config/sh/sh.c (print_operand): Add %V and %W operand codes.
6253 * config/sh/sh.md (*andsi3_bclr, *iorsi3_bset): New insns.
6255 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
6257 * config/sh/sh.c (sh_expand_t_scc): Emit movrt for SH2A if possible.
6258 * config/sh/sh.md (xorsi3_movrt, movrt): New insns.
6260 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
6262 * config/sh/sh.md (prefetch): Add condition for SH2A target.
6263 (prefetch_sh2a): New.
6265 2008-03-25 Jayant Sonar <Jayant.sonar@kpitcummins.com>
6266 Naveen.H.S <naveen.hs@kpitcummins.com>
6268 * config/sh/constraints.md (I28): New constraint.
6269 * config/sh/sh.c (broken_move): Add support for movi20s.
6270 * config/sh/sh.md (movsi_ie): Add the alternative for movi20s.
6272 2008-03-25 Anil Paranjape <anil.paranjape@kpitcummins.com>
6273 Jayant Sonar <Jayant.sonar@kpitcummins.com>
6274 Naveen.H.S <naveen.hs@kpitcummins.com>
6276 * config/sh/sh.c (SH_ATTRIBUTES): Define.
6277 (SYMBOL_FLAG_FUNCVEC_FUNCTION): Define.
6278 (print_operand): Handle resbank in %@ operand code.
6279 (sh_encode_section_info): New.
6280 (push_regs): Add conditions for resbank.
6281 (sh_expand_epilogue): Likewise.
6282 (sh_insert_attributes): Likewise.
6283 (sh_attribute_table): Likewise.
6284 (sh_handle_resbank_handler_attribute): New.
6285 (sh2a_handle_function_vector_handler_attribute): New.
6286 (sh2a_is_function_vector_call): New.
6287 (sh2a_get_function_vector_number): New.
6288 (sh2a_function_vector_p): New.
6289 (sh_cfun_resbank_handler_p): New.
6290 * config/sh/sh.md (calli): Emit jsr/n if possible.
6291 (calli_tbr_rel): New.
6292 (calli_pcrel): Emit jsr/n if possible.
6293 (return_i): Emit rts/n if possible.
6294 (call_valuei_tbr_rel): New.
6295 (call_valuei_pcrel): Add condition for SH2A target.
6296 (call_value): Likewise.
6297 * config/sh/sh-protos.h (sh_cfun_resbank_handler_p): Declare.
6298 (sh2a_get_function_vector_number): Likewise.
6299 (sh2a_is_function_vector_call): Likewise.
6300 * doc/extend.texi: Document TBR relative addressing of SH2A.
6301 (resbank): Add description for SH2A.
6303 2008-03-24 Richard Guenther <rguenther@suse.de>
6306 * gimplify.c (gimplify_modify_expr): For frontend type-correct
6307 pointer assignments change conversions according to middle-end rules.
6308 (gimplify_modify_expr_rhs): Deal with NULL TARGET_EXPR_INITIAL.
6309 * configure.ac: Include type checking in yes.
6310 * configure: Regenerate.
6312 2008-03-24 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6314 * diagnostic.c (diagnostic_count_diagnostic): Delete.
6315 (diagnostic_report_diagnostic): Update. Handle ICEs here.
6317 2008-03-24 Nathan Sidwell <nathan@codesourcery.com>
6319 * gthr-vxworks.h (UNUSED): Define.
6321 2008-03-23 H.J. Lu <hongjiu.lu@intel.com>
6323 * config/i386/i386.h (STATIC_CHAIN_REGNUM): Use R10_REG and CX_REG.
6325 2008-03-23 Zuxy Meng <zuxy.meng@gmail.com>
6327 * doc/extend.texi (Function Attributes): Add missing comma in the
6328 example of the "alloc_size" attribute.
6330 2008-03-23 Uros Bizjak <ubizjak@gmail.com>
6333 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
6335 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
6338 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
6341 * stor-layout.c (update_alignment_for_field): Set minimum alignment
6342 of the underlying type of a MS bitfield layout to the natural
6343 alignment of the type.
6345 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
6347 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
6348 to their natural alignment to avoid store forwarding stalls.
6350 2008-03-22 Richard Guenther <rguenther@suse.de>
6352 * tree-cfg.c (verify_expr): Recurse again for invariant addresses.
6353 For PHI nodes verify the address is invariant.
6354 * tree-ssa-ccp.c (ccp_decl_initial_min_invariant): Remove.
6355 (get_symbol_constant_value): Use is_gimple_min_invariant.
6356 (maybe_fold_stmt_indirect): Likewise.
6358 2008-03-22 Richard Sandiford <rsandifo@nildram.co.uk>
6360 PR rtl-optimization/33927
6361 * Makefile.in (dse.o): Depend on $(TM_P_H).
6362 * expr.h (extract_low_bits): Declare.
6363 * expmed.c (extract_low_bits): New function.
6364 * rtlhooks.c (gen_lowpart_general): Generalize SUBREG handling.
6365 * dse.c: Include tm_p.h.
6366 (find_shift_sequence): Remove the read_reg argument and return the
6367 read value. Emit the instructions instead of returning them.
6368 Iterate on new_mode rather than calculating it each time.
6369 Check MODES_TIEABLE_P. Use simplify_gen_subreg to convert the
6370 source to NEW_MODE and extract_low_bits to convert the shifted
6372 (replace_read): Allow the load and store to have different mode
6373 classes. Use extract_low_bits when SHIFT == 0. Create the shift
6374 or extraction instructions before trying the replacement. Update
6375 dump-file code accordingly, avoiding use of REGNO (store_info->rhs).
6377 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
6379 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
6380 to their natural alignment to avoid store forwarding stalls.
6382 2008-03-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
6385 * config/rs6000/rs6000.md (floatdidf2): Discouraging fprs and
6386 encouraging but not allowing gprs for input;
6387 change the input constraint to !f#r.
6388 (fix_truncdfdi2): Discouraging fprs and encouraging but not allowing
6390 change the output constraint to !f#r.
6392 2008-03-21 Uros Bizjak <ubizjak@gmail.com>
6395 * config/i386/i386.md ("*floatunssi<mode2>_1"): New pattern with
6396 corresponding post-reload splitters.
6397 ("floatunssi<mode>2"): Expand to unsigned_float x87 insn pattern
6398 when x87 FP math is selected.
6399 * config/i386/i386-protos.h (ix86_expand_convert_uns_sixf_sse):
6400 New function prototype.
6401 * config/i386/i386.c (ix86_expand_convert_uns_sixf_sse): New
6402 unreachable function to ease macroization of insn patterns.
6404 2008-03-21 Martin Jambor <mjambor@suse.cz>
6406 * tree-data-ref.c (dump_data_dependence_relation): Avoid data
6407 reference dumps if ddr is NULL or dependence is unknown.
6409 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
6411 * config/sh/linux-atomic.asm (ATOMIC_TEST_AND_SET): Take
6412 unsigned extension into account.
6413 (ATOMIC_COMPARE_AND_SWAP): Likewise.
6414 (ATOMIC_FETCH_AND_OP, ATOMIC_FETCH_AND_COMBOP): Likewise.
6415 Do computations on a scratch register.
6417 2008-03-21 Richard Guenther <rguenther@suse.de>
6419 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
6420 Use is_gimple_min_invariant instead of TREE_INVARIANT.
6421 * tree-ssa-loop-ivopts.c (force_expr_to_var_cost): Likewise.
6422 * tree-ssa-dom.c (record_equality): Likewise.
6423 * tree-inline.c (copy_body_r): Likewise.
6424 * tree-ssa-pre.c (make_values_for_stmt): Remove test for
6427 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
6429 * config/sh/sh.c (split_branches): Pass zero to redirect_jump
6430 as 'delete_unused' argument.
6432 2008-03-20 Richard Guenther <rguenther@suse.de>
6434 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
6435 special casing of constant qualifiers.
6436 * tree-ssa.c (useless_type_conversion_p_1): Instead do not
6437 care about them in general.
6438 * tree-ssa-ccp.c (ccp_fold): Addresses are constant or not
6439 regardless of their type.
6440 (fold_stmt_r): Forcefully fold *& if we end up with that.
6442 2008-03-20 Paul Brook <paul@codesourcery.com>
6444 * config.gcc (arm*-*-uclinux*): Remove duplicate arm/uclinux-elf.h.
6445 * config/arm/uclinux-eabi.h (SUBTARGET_EXTRA_LINK_SPEC): Add extra
6447 * config/arm/bpabi.h (SUBTARGET_EXTRA_LINK_SPEC): Provide default
6449 (LINK_SPEC): Use SUBTARGET_EXTRA_LINK_SPEC.
6450 * config/arm/unwind-arm.h (_Unwind_decode_target2): Add uClinux.
6452 2008-03-20 Volker Reichelt <v.reichelt@netcologne.de>
6454 * common.opt (Wmudflap): New option.
6455 * tree-mudflap.c (mf_xform_derefs_1): Guard warning by OPT_Wmudflap.
6456 (mx_register_decls): Likewise.
6457 (mudflap_finish_file): Likewise.
6458 * doc/invoke.texi: Document -Wno-mudflap.
6460 2008-03-20 Kai Tietz <kai.tietz@onevision.com>
6462 * c-format.c (replace_format_name_to_system_name): New.
6464 (convert_format_name_to_system_name): New.
6465 (decode_format_attr): Add use of convert_format_name_to_system_name.
6466 (format_types_orig): Add gnu_ prefix to names.
6467 (check_format_info_main): Special treating of \0 escaped names for
6468 supporting multi-character format specifiers as I32, I64.
6469 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): Use of user defined attributes.
6470 (gnu_target_overrides_format_attributes): New.
6471 * c-format.h: Add structure target_ovr_attr to hold
6472 system specific formatter names.
6473 * config.gcc: Add for x86&x86_64 cygwin and mingw32 targets the
6474 msformat-c.o file to c_target_objs and cxx_target_objs.
6475 * config/i386/mingw32.h (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
6476 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES_COUNT): New.
6477 (TARGET_N_FORMAT_TYPES): New.
6478 * config/i386/msformat-c.c: New.
6479 * config/i386/t-cygming: Add build rule for msformat-c.o.
6480 * doc/extend.texi: Add new format names gnu_* and ms_* and
6482 * doc/tm.texi: (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
6484 2008-03-20 Ira Rosen <irar@il.ibm.com>
6486 * doc/invoke.texi (-O3): Add -ftree-vectorize to the list of
6487 optimizations turned on under -O3.
6488 (ftree-vectorize): Add that the flag is turned on with -O3.
6490 2008-03-20 Ben Elliston <bje@au.ibm.com>
6492 * regmove.c (try_auto_increment): Fix spelling error in comment.
6493 * final.c (final_scan_insn): Likewise.
6495 2008-03-20 Uros Bizjak <ubizjak@gmail.com>
6498 * config/i386/mmx.md (*mov<mode>_internal_rex64"): Adjust register
6499 allocator preferences for "y" and "r" class registers.
6500 ("*mov<mode>_internal"): Ditto.
6501 ("*movv2sf_internal_rex64"): Ditto.
6502 ("*movv2sf_internal"): Ditto.
6504 2008-03-19 Michael Matz <matz@suse.de>
6507 * calls.c (expand_call): Check overlap of arguments with call
6508 address for sibcalls.
6510 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
6513 * stor-layout.c (update_alignment_for_field): Set minimum alignment
6514 of the underlying type of a MS bitfield layout to the natural
6515 alignment of the type.
6517 2008-03-19 Jan Hubicka <jh@suse.cz>
6520 * toplev.c (decode_d_option): Handle all CPP flags.
6521 * tree-vrp.c: Update tree_pass descriptors.
6522 * regrename.c: Update tree_pass descriptors.
6523 * fwprop.c: Update tree_pass descriptors.
6524 * doc/invoke.texi: Remove documentation of dropped -d? flags.
6525 * tree-into-ssa.c: Update tree_pass descriptors.
6526 * tree-dump.c: Update tree_pass descriptors.
6527 * tree-complex.c: Update tree_pass descriptors.
6528 * tree-dump.h: Update tree_pass descriptors.
6529 * see.c: Update tree_pass descriptors.
6530 * cgraphbuild.c: Update tree_pass descriptors.
6531 * tracer.c: Update tree_pass descriptors.
6532 * tree-loop-distribution.c: Update tree_pass descriptors.
6533 * cgraph.c: Update tree_pass descriptors.
6534 * postreload-gcse.c: Update tree_pass descriptors.
6535 * postreload.c: Update tree_pass descriptors.
6536 * tree-ssa-loop-ch.c: Update tree_pass descriptors.
6537 * tree-tailcall.c: Update tree_pass descriptors.
6538 * tree-pass.h (tree_opt_pass): Rename to ...
6539 (opt_pass) ... this one; add "type" field and remove letter field.
6540 (gimple_opt_pass, rtl_opt_pass, simple_ipa_opt_pass): New.
6541 (execute_pass_list, execute_ipa_pass_list, all_passes, all_ipa_passes,
6542 all_lowering_passes): Update declaration.
6543 * ipa-cp.c: Update tree_pass descriptors.
6544 * final.c: Update tree_pass descriptors.
6545 * omp-low.c: Update tree_pass descriptors.
6546 * tree-ssa-dse.c: Update tree_pass descriptors.
6547 * ipa-reference.c: Update tree_pass descriptors.
6548 * tree-ssa-uncprop.c: Update tree_pass descriptors.
6549 * auto-inc-dec.c: Update tree_pass descriptors.
6550 * reorg.c: Update tree_pass descriptors.
6551 * cgraphunit.c: Update tree_pass descriptors.
6552 * tree-ssa-copyrename.c: Update tree_pass descriptors.
6553 * tree-ssa-ccp.c: Update tree_pass descriptors.
6554 * df-core.c: Update tree_pass descriptors.
6555 * mode-switching.c: Update tree_pass descriptors.
6556 * tree-nomudflap.c: Update tree_pass descriptors.
6557 * modulo-sched.c: Update tree_pass descriptors.
6558 * ipa-pure-const.c: Update tree_pass descriptors.
6559 * cse.c: Update tree_pass descriptors.
6560 * web.c: Update tree_pass descriptors.
6561 * tree-stdarg.c: Update tree_pass descriptors.
6562 * tree-ssa-math-opts.c: Update tree_pass descriptors.
6563 * tree-ssa-dom.c: Update tree_pass descriptors.
6564 * tree-nrv.c: Update tree_pass descriptors.
6565 * tree-ssa-alias.c: Update tree_pass descriptors.
6566 * loop-init.c: Update tree_pass descriptors.
6567 * gimple-low.c: Update tree_pass descriptors.
6568 * ipa-inline.c: Update tree_pass descriptors.
6569 * tree-ssa-sink.c: Update tree_pass descriptors.
6570 * global.c: Update tree_pass descriptors.
6571 * ifcvt.c: Update tree_pass descriptors.
6572 * jump.c: Update tree_pass descriptors.
6573 * predict.c: Update tree_pass descriptors.
6574 * tree-ssa-loop.c: Update tree_pass descriptors.
6575 * recog.c: Update tree_pass descriptors.
6576 * dse.c: Update tree_pass descriptors.
6577 * tree-ssa-ifcombine.c: Update tree_pass descriptors.
6578 * tree-eh.c: Update tree_pass descriptors.
6579 * regmove.c: Update tree_pass descriptors.
6581 * function.c: Update tree_pass descriptors.
6582 * tree-vectorizer.c: Update tree_pass descriptors.
6583 * gcse.c: Update tree_pass descriptors.
6584 * ipa-type-escape.c: Update tree_pass descriptors.
6585 * tree-if-conv.c: Update tree_pass descriptors.
6586 * init-regs.c: Update tree_pass descriptors.
6587 * ipa.c: Update tree_pass descriptors.
6588 * tree-ssa-phiopt.c: Update tree_pass descriptors.
6589 * rtl-factoring.c: Update tree_pass descriptors.
6590 * lower-subreg.c: Update tree_pass descriptors.
6591 * bt-load.c: Update tree_pass descriptors.
6592 * tree-dfa.c: Update tree_pass descriptors.
6593 * except.c: Update tree_pass descriptors.
6594 * emit-rtl.c: Update tree_pass descriptors.
6595 * cfgexpand.c: Update tree_pass descriptors.
6596 * tree-cfgcleanup.c: Update tree_pass descriptors.
6597 * cfgcleanup.c: Update tree_pass descriptors.
6598 * tree-ssa-pre.c: Update tree_pass descriptors.
6599 * tree-sra.c: Update tree_pass descriptors.
6600 * tree-mudflap.c: Update tree_pass descriptors.
6601 * tree-ssa-copy.c: Update tree_pass descriptors.
6602 * cfglayout.c: Update tree_pass descriptors.
6603 * tree-ssa-forwprop.c: Update tree_pass descriptors.
6604 * tree-ssa-dce.c: Update tree_pass descriptors.
6605 * tree-ssa.c: Update tree_pass descriptors.
6606 * regclass.c: Update tree_pass descriptors.
6607 * integrate.c: Update tree_pass descriptors.
6608 * tree-optimize.c: Update tree_pass descriptors.
6609 * tree-ssa-phiprop.c: Update tree_pass descriptors.
6610 * tree-object-size.c: Update tree_pass descriptors.
6611 * combine.c: Update tree_pass descriptors.
6612 * tree-outof-ssa.c: Update tree_pass descriptors.
6613 * bb-reorder.c: Update tree_pass descriptors.
6614 * stack-ptr-mod.c: Update tree_pass descriptors.
6615 * var-tracking.c: Update tree_pass descriptors.
6616 * tree-profile.c: Update tree_pass descriptors.
6617 * tree-vect-generic.c: Update tree_pass descriptors.
6618 * reg-stack.c: Update tree_pass descriptors.
6619 * sched-rgn.c: Update tree_pass descriptors.
6620 * tree-ssa-structalias.c: Update tree_pass descriptors.
6621 * tree-cfg.c: Update tree_pass descriptors.
6622 * passes.c (current_pass): Update declaration.
6623 (finish_optimization_passes): Update.
6624 (all_passes, all_ipa_passes, all_lowering_passes): Update declaration.
6625 (register_one_dump_file, register_dump_files_1, next_pass_1):
6627 (init_optimization_passes): Update handling of new types.
6628 (execute_one_pass, execute_pass_list, execute_ipa_pass_list): Update.
6629 * ipa-struct-reorg.c: Update tree_pass descriptors.
6630 * tree-ssa-reassoc.c: Update tree_pass descriptors.
6631 * combine-stack-adj.c: Update tree_pass descriptors.
6632 * cfgrtl.c: Update tree_pass descriptors.
6633 * dce.c: Update tree_pass descriptors.
6634 * tree-ssanames.c: Update tree_pass descriptors.
6636 2008-03-19 Richard Guenther <rguenther@suse.de>
6639 * tree-ssa.c (walk_data): New structure.
6640 (warn_uninitialized_var): If not always_executed warn with "maybe"
6642 (execute_early_warn_uninitialized): Compute post-dominators.
6643 Initialize always_executed before processing each basic block.
6645 2008-03-18 Mikulas Patocka <mikulas@artax.karlin.mff.cuni.cz>
6648 * config/i386/i386.c (x86_this_parameter): Calculate correct location
6649 of "this" pointer when "regparm = N" or "fastcall" is in effect.
6651 2008-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6653 * doc/include/texinfo.tex: Update to version 2008-03-17.10.
6655 2008-03-18 Paolo Bonzini <bonzini@gnu.org>
6657 * expr.c (store_expr): Assume lang_hooks.reduce_bit_field_operations
6659 (expand_expr_real_1) <REDUCE_BIT_FIELD>: Don't look at ignore.
6660 (expand_expr_real_1): Assume lang_hooks.reduce_bit_field_operations
6661 is true. Add "&& !ignore" condition to reduce_bit_field. Modify
6662 target after ignore has been set, and move there also the commputation
6663 of subtarget and original_target.
6664 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS): Delete.
6665 (LANG_HOOKS_INITIALIZER): Remove it.
6666 * langhooks.h (struct lang_hooks): Remove reduce_bit_field_operations.
6668 2008-03-18 Richard Guenther <rguenther@suse.de>
6670 * tree-ssa-sccvn.c (visit_reference_op_load): If the lookup
6671 found an expression with constants, note that in the VN for the lhs.
6672 * tree-ssa-pre.c (eliminate): Visit COND_EXPR statements and
6673 fold them to constants if possible. Run cleanup_cfg if done so.
6674 (execute_pre): Return todo.
6676 (execute_fre): Likewise.
6677 * tree-ssa-forwprop.c (can_propagate_from): Allow propagation
6679 (get_prop_source_stmt): Look through pointer conversions.
6681 2008-03-18 Jan Hubicka <jh@suse.cz>
6683 * tree-pretty-print.c: Include predict.h.
6684 (dump_generic_node): Dump predictor.
6685 * tree.h (PREDICT_EXPR_OUTCOME, PREDICT_EXPR_PREDICTION): Update.
6686 * tree-gimple.c (is_gimple_stmt): Add PREDICT_EXPR.
6687 * gimple-low.c (lower_stmt): Likewise.
6688 * expr.c (expand_expr_real): Likewise.
6689 * predict.c (tree_bb_level_predictions): Use PREDICT_EXPRs and remove
6691 (build_predict_expr, build_predict_expr): New.
6692 * predict.h (predictor_name, build_predict_expr): Update.
6693 * c-typeck.c (c_finish_bc_stmt): Add prediction.
6694 * gimplify.c (gimplify_expr): Add PREDICT_EXPR.
6695 * predict.def (PRED_CONTINUE): Update hitrate.
6696 * tree.def (PREDICT_EXPR): Define.
6697 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Mark PREDICT_EXPR;
6698 do not handle BIND_EXPR.
6699 * tree-inline.c (estimate_num_insns_1): PREDICT_EXPR is free.
6700 * tree-cfg.c (verify_gimple_stmt): PREDICT_EXPR is valid.
6701 * tree-ssa-operands.c (get_expr_operands): PREDICT_EXPR takes no
6704 2008-03-18 Michael Matz <matz@suse.de>
6706 * gcov-io.h (__gcov_merge_ior, __gcov_fork): Mark hidden.
6708 2008-03-18 Richard Guenther <rguenther@suse.de>
6710 * tree-gimple.h (is_gimple_invariant_address): Declare.
6711 (is_gimple_constant): Likewise.
6712 * tree-gimple.c (is_gimple_constant): New function.
6713 (is_gimple_invariant_address): Likewise.
6714 (is_gimple_min_invariant): Implement in terms of is_gimple_constant
6715 and is_gimple_invariant_address.
6716 * tree-ssa-loop-niter.c (expand_simple_operations): Revert
6718 * tree-data-ref.c (get_references_in_stmt): A SSA_NAME is not
6719 an addressable base.
6721 2008-03-18 Jakub Jelinek <jakub@redhat.com>
6724 * gimplify.c (gimplify_expr): Gimplify second operand of
6727 2008-03-17 Richard Guenther <rguenther@suse.de>
6729 PR tree-optimization/19637
6730 * fold-const.c (fold_unary): Remove restrictions of removing
6731 intermediate pointer-conversions (P2)(P1)P0.
6732 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Recover from
6733 conversion to void pointer.
6734 (get_maxval_strlen): Handle addresses of the form &(*p)[0].
6736 2008-03-16 James E. Wilson <wilson@tuliptree.org>
6739 * dbxout.c (dbxout_expand_expr, case VAR_DECL): Return NULL for
6740 emulated thread local variables.
6742 2008-03-16 Richard Guenther <rguenther@suse.de>
6745 * tree-ssa-loop-niter.c (expand_simple_operations): Do not
6746 expand TREE_INVARIANT operations that are not gimple invariant.
6748 2008-03-16 Hans-Peter Nilsson <hp@axis.com>
6750 * doc/extend.texi (Alignment): Say that the ABI controls
6751 the __alignof__ for non-strict-alignment targets rather
6752 than being a recommendation.
6754 2008-03-15 Paul Brook <paul@codesourcery.com>
6756 * config/arm/arm.c (arm_unwind_emit): Suppress unused unwinding
6758 (arm_output_fn_unwind): Mark functions that can not be unwound.
6760 2008-03-15 Paul Brook <paul@codesourcery.com>
6762 * config/arm/arm.c (arm_rtx_costs_1): Add costs for ARMv6 value
6763 extension instructions.
6765 2008-03-15 Richard Guenther <rguenther@suse.de>
6767 * tree-ssa-ccp.c (ccp_fold): Also read from constant values
6768 and fold constant aggregate refs.
6769 (fold_const_aggregate_ref): Handle string constants
6770 and constructors in ARRAY_REFs. Handle INDIRECT_REF.
6771 (evaluate_stmt): Simplify now that ccp_fold folds constant
6774 2008-03-15 Paul Brook <paul@codesourcery.com>
6776 * config/arm/arm.md (insv): Use gen_insv_t2 and gen_insv_zero.
6777 (extzv): Use gen_extzv_t2.
6778 (insv_t2, insv_zero, extv, extzv_t2): New patterns.
6780 2008-03-15 Richard Guenther <rguenther@suse.de>
6782 * tree-ssa-ccp.c (get_symbol_constant_value): Export.
6783 (fold_const_aggregate_ref): Likewise.
6784 (get_value): Return NULL if we don't have any values.
6785 (ccp_finalize): Set const_val to NULL after freeing it.
6786 * tree-flow.h (get_symbol_constant_value): Declare.
6787 (fold_const_aggregate_ref): Likewise.
6788 * tree-ssa-sccvn.c (try_to_simplify): Use them.
6790 2008-03-15 Richard Guenther <rguenther@suse.de>
6793 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Make sure
6794 to not produce negative array indices if not allowed. Add
6795 parameter to indicate that.
6796 (maybe_fold_offset_to_component_ref): Allow negative array
6797 indices only for the first member of a structure.
6798 (maybe_fold_offset_to_reference): Allow negative array indices.
6799 (maybe_fold_stmt_addition): Likewise.
6801 2008-03-15 Bjoern Haase <bjoern.m.haase@web.de>
6802 Anatoly Sokolov <aesok@post.ru>
6804 * config/avr/avr.c (avr_arch_types): Add avr6 entry.
6805 (avr_arch): Add ARCH_AVR6.
6806 (avr_mcu_types): Add 'atmega2560' and 'atmega2561' entry.
6807 (initial_elimination_offset): Initialize and use 'avr_pc_size'
6808 instead of fixed value 2.
6809 (print_operand_address): Use gs() asm specifier instead of pm().
6810 (avr_assemble_integer): (Ditto.).
6811 (avr_output_addr_vec_elt): (Ditto.).
6812 (print_operand): Handle "!" code.
6813 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Add
6814 __AVR_3_BYTE_PC__, __AVR_2_BYTE_PC__ and __AVR_HAVE_JMP_CALL__.
6815 (AVR_HAVE_EIJMP_EICALL): Define.
6816 (AVR_3_BYTE_PC): Redefine.
6817 (AVR_2_BYTE_PC): (Ditto.).
6818 (PRINT_OPERAND_PUNCT_VALID_P): Add '!' code.
6819 (LINK_SPEC): Add atmega2560 and atmega2561.
6820 (CRT_BINUTILS_SPEC): Add atmega2560 (crtm2560.o) and atmega2561
6822 * config/avr/avr.md (call_insn): Use eicall instead of icall
6823 for 3 byte PC devices.
6824 (call_value_insn): (Ditto.).
6825 (*tablejump_enh): Use eijmp instead of ijmp for 3 byte PC devices.
6826 (indirect_jump): Use only for for 2 byte PC devices.
6827 (*tablejump): (Ditto.).
6828 (*indirect_jump_avr6): Add insn.
6829 (*tablejump_rjmp): Don't use for 3 byte PC devices.
6830 * config/avr/libgcc.S (__prologue_saves__): Use eijmp
6831 instead of ijmp for 3 byte PC devices.
6832 (__tablejump2__): (Ditto.).
6833 * config/avr/t-avr (MULITLIB_OPTIONS): Add avr6 architecture.
6834 (MULITLIB_DIRNAMES): (Ditto.).
6835 (MULTILIB_MATCHES): Add atmega2560 and atmega2561 to list.
6837 2008-03-15 Uros Bizjak <ubizjak@gmail.com>
6839 * config/i386/mmx.md ("sse2_umulv1siv2di3"): Rename from
6840 "sse2_umulsidi3". Use V1DI mode for operand 0.
6841 ("mmx_psadbw"): Use V1DI mode for operand 0.
6842 * config/i386/i386-modes.def (V1SI): New vector mode.
6843 * config/i386/i386.c (struct builtin_description)
6844 [IX86_BUILTIN_PMULUDQ]: Use CODE_FOR_sse2_umulv1siv1di3.
6845 (v1di_ftype_v8qi_v8qi): Rename from di_ftype_v8qi_v8qi.
6846 (v1di_ftype_v2si_v2si): Rename from di_ftype_v2si_v2si.
6847 (ix86_init_mmx_sse_builtins) [__builtin_ia32_psadbw]: Use
6848 v1di_ftype_v8qi_v8qi type.
6849 [__builtin_ia32_pmuludq]: Use v1di_ftype_v2si_v2si type.
6851 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psadbw,
6852 __builtin_ia32_pmuludq]: Fix the mode of return value.
6854 2008-03-15 Richard Guenther <rguenther@suse.de>
6857 * tree-ssa-pre.c (bitmap_find_leader): Handle expression
6860 2008-03-14 Bob Wilson <bob.wilson@acm.org>
6862 * doc/invoke.texi (Option Summary, Xtensa Options): Document
6863 -mserialize-volatile and -mno-serialize-volatile Xtensa options.
6864 * config/xtensa/xtensa.c (print_operand): Do not emit MEMW instructions
6865 unless TARGET_SERIALIZE_VOLATILE is enabled.
6866 * config/xtensa/xtensa.md (*lsiu, *ssiu): Likewise.
6867 * config/xtensa/xtensa.h (TARGET_DEFAULT): Add MASK_SERIALIZE_VOLATILE.
6868 * config/xtensa/xtensa.opt (mserialize_volatile): New option.
6870 2008-03-14 Richard Guenther <rguenther@suse.de>
6872 PR tree-optimization/34172
6873 * tree-flow.h (refs_may_alias_p): Declare.
6874 (get_single_def_stmt): Likewise.
6875 (get_single_def_stmt_from_phi): Likewise.
6876 (get_single_def_stmt_with_phi): Likewise.
6877 * tree-dfa.c (refs_may_alias_p): New function.
6878 (get_single_def_stmt): Likewise.
6879 (get_single_def_stmt_from_phi): Likewise.
6880 (get_single_def_stmt_with_phi): Likewise.
6881 * tree-ssa-sccvn.c (get_def_ref_stmt_vuses): New function.
6882 (vn_reference_lookup_1): New helper function.
6883 (vn_reference_lookup): Walk the virtual use-def chain to
6884 continue searching for a match if the def does not alias the
6885 reference we are looking for.
6887 2008-03-14 David Edelsohn <edelsohn@gnu.org>
6889 * doc/install.texi (Binaries): Remove UCLA archive. Add HVCC
6890 archive and Perzl. Update The Written Word listing.
6892 2008-03-14 Richard Guenther <rguenther@suse.de>
6894 PR tree-optimization/34043
6895 PR tree-optimization/33989
6896 * tree-ssa-pre.c (execute_pre): Allow SCCVN to do insertion
6898 (bitmap_find_leader): Use extra argument to verify dominance
6899 relationship inside a basic-block.
6900 (can_PRE_operation): Add VIEW_CONVERT_EXPR.
6901 (find_leader_in_sets): Adjust.
6902 (create_component_ref_by_pieces): Take extra argument for
6903 dominance check, handle lookup failures.
6904 (find_or_generate_expression): Likewise.
6905 (create_expression_by_pieces): Likewise.
6906 (insert_into_preds_of_block): Adjust.
6907 (create_value_expr_from): If asked for, verify all operands
6908 are in the blocks AVAIL_OUT set.
6909 (make_values_for_stmt): Check for SSA_NAMEs that are life
6910 over an abnormal edge.
6911 (compute_avail): Remove such check.
6912 (do_SCCVN_insertion): New function.
6913 (eliminate): If we do not find a leader suitable for replacement
6914 insert a replacement expression from SCCVN if available.
6915 * tree-ssa-sccvn.h (run_scc_vn): Update prototype.
6916 (struct vn_ssa_aux): Add needs_insertion flag.
6917 * tree-ssa-sccvn.c (may_insert): New global flag.
6918 (copy_reference_ops_from_ref): Value-number union member access
6919 based on its size, not type and member if insertion is allowed.
6920 (visit_reference_op_load): For a weak match from union type
6921 punning lookup a view-converted value and insert a SSA_NAME
6922 for that value if that is not found.
6923 (visit_use): Make dumps shorter. Do not disallow value numbering
6924 SSA_NAMEs that are life over an abnormal edge to constants.
6925 (free_scc_vn): Release inserted SSA_NAMEs.
6926 (run_scc_vn): New flag to specify whether insertion is allowed.
6927 Process SSA_NAMEs in forward order.
6928 * tree-ssa-loop-im.c (for_each_index): Handle invariant
6929 ADDR_EXPRs inside VIEW_CONVERT_EXPR.
6930 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPRs from/to
6931 pointer type to/from integral types that do not change the
6932 precision to regular conversions.
6934 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
6936 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
6937 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
6938 __builtin_ia32_psrl?i, __builtin_ia32_psra?i, __builtin_ia32_psll?128,
6939 __builtin_ia32_psrl?128, __builtin_ia32_psra?128]: Fix the mode of
6940 input arguments and the mode of return value. Built-in functions
6941 that operate on whole 64-bit MMX register now use V1DI mode.
6943 2008-03-13 Alon Dayan <alond@il.ibm.com>
6944 Olga Golovanevsky <olga@il.ibm.com>
6946 PR tree-optimization/35041
6947 * ipa-struct-reorg.c (find_pos_in_stmt_1): Add another option
6948 to locate the right position in a statement.
6950 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
6954 * config/i386/xmmintrin.h: Change all static inline functions to
6955 extern inline and add __gnu_inline__ attribute.
6956 * config/i386/bmintrin.h: Ditto.
6957 * config/i386/smmintrin.h: Ditto.
6958 * config/i386/tmmintrin.h: Ditto.
6959 * config/i386/mmintrin-common.h: Ditto.
6960 * config/i386/ammintrin.h: Ditto.
6961 * config/i386/emmintrin.h: Ditto.
6962 * config/i386/pmmintrin.h: Ditto.
6963 * config/i386/mmintrin.h: Ditto.
6964 * config/i386/mm3dnow.h: Ditto.
6966 2008-03-13 Jakub Jelinek <jakub@redhat.com>
6969 * omp-low.c (lower_regimplify, init_tmp_var, save_tmp_var): Removed.
6970 (lower_omp_2): New function.
6971 (lower_omp_1, lower_omp): Rewritten.
6973 2008-03-13 Danny Smith <dannysmith@users.sourceforge.net>
6976 * doc/extend.texi (Structure-Packing Pragmas): Replace "Win32"
6977 with the phrase "Microsoft Windows compilers".
6978 (Push/Pop Macro Pragmas): New subsection. Document
6979 #pragma push_macro and pragma pop_macro.
6981 2008-03-12 Paul Brook <paul@codesourcery.com>
6983 * config/arm/arm.c (output_move_double): Prefer LDRD to LDM.
6985 2008-03-12 Paul Brook <paul@codesourcery.com>
6987 * config/arm/thumb2.md: Extend peephole to cover 3-arg subs.
6988 (thumb2_alusi3_short): Exclude PLUS and MINUS.
6989 (thumb2_addsi_shortim): Rename ...
6990 (thumb2_addsi_short): ... to this. Allow register operands.
6991 (thumb2_subsi_short): New pattern.
6992 (thumb2_one_cmplsi2_short,
6993 thumb2_negsi2_short): New patterns and peepholes.
6995 2008-03-12 Paul Brook <paul@codesourcery.com>
6997 * config/arm/arm.c (arm_size_rtx_costs): Use ARM costs for Thumb-2.
6999 2008-03-12 Uros Bizjak <ubizjak@gmail.com>
7001 * config/i386/i386.md (int_cond): New code iterator.
7003 ("s<code>"): Macroize expander from seq, sne, sgt, sgtu, slt, sltu,
7004 sge, sgeu, sle and sleu expanders usign int_cond code iterator.
7005 ("s<code>"): Macroize expander from sunordered, sordered, suneq, sunge,
7006 sungt, sunle, sunlt and sltgt expanders usign fp_cond code iterator.
7007 ("b<code>"): Macroize expander from beq, bne, bgt, bgtu, blt, bltu,
7008 bge, bgeu, ble and bleu expanders usign int_cond code iterator.
7009 ("b<code>"): Macroize expander from bunordered, bordered, buneq, bunge,
7010 bungt, bunle, bunlt and bltgt expanders usign fp_cond code iterator.
7012 2008-03-12 Paul Brook <paul@codesourcery.com>
7014 * config/arm/arm.c (use_return_insn): Use offsets->saved_regs_mask
7015 instead of {arm,thumb}_compute_save_reg_mask.
7016 (output_return_instruction): Ditto.
7017 (thumb_unexpanded_epilogue): Ditto.
7018 (thumb1_expand_prologue): Ditto.
7019 (thumb1_output_function_prologue): Ditto.
7020 (arm_set_return_address): Ditto.
7021 (thumb_set_return_address): Ditto.
7022 (arm_get_frame_offsets): Set offsets->saved_regs_mask. Push extra
7023 regs to achieve stack alignment.
7024 (thumb1_compute_save_reg_mask): Fix compiler warning.
7025 (arm_output_epilogue): Use offsets->saved_regs_mask.
7026 Adjust stack pointer by poping call clobered registers.
7027 (arm_expand_prologue): Use offsets->saved_regs_mask.
7028 Adjust stack pointer by pushing extra registers.
7029 * config/arm.h (arm_stack_offsets): Add saved_regs_mask.
7031 2008-03-12 Paolo Bonzini <bonzini@gnu.org>
7034 * fold-const.c (fold_unary) <NOP_EXPR>: Distribute a narrowing
7035 conversion to the operands of a multiplication.
7037 2008-03-12 Richard Guenther <rguenther@suse.de>
7039 * Makefile.in (OBJS-common): Add tree-ssa-phiprop.o
7040 (tree-ssa-phiprop.o): Copy dependencies from tree-ssa-forwprop.o.
7041 * timevar.def (TV_TREE_PHIPROP): Add.
7042 * tree-ssa-phiprop.c: Split from tree-ssa-forwprop.c, added
7043 pass description. Use TV_TREE_PHIPROP.
7044 * tree-ssa-forwprop.c: Remove phiprop code.
7046 2008-03-12 Jakub Jelinek <jakub@redhat.com>
7049 * omp-low.c (maybe_lookup_decl): Constify first argument.
7050 (use_pointer_for_field): Change last argument from bool to
7051 omp_context *. Disallow shared copy-in/out in nested
7052 parallel if decl is shared in outer parallel too.
7053 (build_outer_var_ref, scan_sharing_clauses,
7054 lower_rec_input_clauses, lower_copyprivate_clauses,
7055 lower_send_clauses, lower_send_shared_vars): Adjust callers.
7057 2008-03-12 Victor Kaplansky <victork@il.ibm.com>
7058 Ira Rosen <irar@il.ibm.com>
7060 * tree-vectorizer.c (free_stmt_vec_info): New function.
7061 (destroy_loop_vec_info): Move code to free_stmt_vec_info().
7062 Call free_stmt_vec_info(). Free LOOP_VINFO_STRIDED_STORES..
7063 * tree-vectorizer.h (free_stmt_vec_info): Declare.
7064 * tree-vect-transform.c (vectorizable_conversion): Free
7065 vec_oprnds0 if it was allocated.
7066 (vect_permute_store_chain): Remove unused VECs.
7067 (vectorizable_store): Free VECs that are allocated in the..
7069 (vect_transform_strided_load, vectorizable_load): Likewise.
7070 (vect_remove_stores): Simplify the code.
7071 (vect_transform_loop): Move code to vect_remove_stores().
7072 Call vect_remove_stores() and free_stmt_vec_info().
7074 2008-03-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7076 * pa.h (TARGET_LONG_PIC_SDIFF_CALL): Conditionalize define on
7077 TARGET_HPUX. Revise comment.
7078 (TARGET_LONG_PIC_PCREL_CALL): Revise comment.
7079 * pa.c (output_call): Update for revised TARGET_LONG_PIC_SDIFF_CALL.
7080 Use sr4 variant of `be' instruction when not generating PIC code.
7081 (attr_length_call): Adjust for above change.
7083 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
7085 * ipa-reference.c (static_execute): Remove module_statics_const and
7086 associated setting code.
7088 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
7091 * config/i386/i386.md (paritysi2, paritydi2): Use register_operand
7092 predicate for operand 1.
7093 (paritysi2_cmp): Use register_operand predicate for operand 2.
7094 Use earlyclobber modifier for operand 1. Remove support for
7096 (paritydi2_cmp): Use register_operand predicate for operand 3.
7097 Use earlyclobber modifier for operand 1. Remove support for
7100 2008-03-11 Paul Brook <paul@codesourcery.com>
7101 Vladimir Prus <vladimir@codesourcery.com>
7103 * config/arm/arm.c (use_return_insn): Check TARGET_APCS_FRAME.
7104 (arm_compute_save_reg0_reg12_mask): Always
7105 check if register 11 must be saved. Always safe hard frame pointer
7106 when frame_pointer_needeed.
7107 (arm_compute_save_reg_mask): Save IP and PC
7108 only with apcs frames.
7109 (arm_output_epilogue): Adjust Thumb2 codepath to
7110 be also invoked and work for ARM non-apcs frames.
7111 (arm_expand_prologue): Don't bother saving IP
7112 for non-apcs frame, since it's not clobbered by
7113 prologue code. Implement non-apcs frame
7116 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
7118 PR rtl-optimization/35281
7119 * expr.c (convert_move): Use a new pseudo for the intermediate
7120 from_mode->word_mode result.
7122 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
7124 * langhooks-def.h (LANG_HOOKS_CLEAR_BINDING_STACK): Delete.
7125 * langhooks.h (struct lang_hooks): Delete clear_binding_stack member.
7126 * toplev.c (compile_file): Don't call it.
7128 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
7131 * expr.c (store_expr): Call emit_block_move if the mode
7132 of "temp" RTX is BLKmode.
7134 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
7135 Richard Guenther <rguenther@suse.de>
7137 PR tree-optimization/31358
7138 * tree-ssa-loop-manip.c (create_iv): Call force_gimple_operand for
7139 the step with a NULL_TREE.
7140 * tree-ssa-loop-ivopts.c (find_bivs): Convert the step
7141 to sizetype if type is a pointer type.
7142 (add_candidate_1): Don't convert the base and step to
7143 the generic type if the orginal type is a pointer type.
7144 (add_iv_value_candidates): Use sizetype for the step
7145 if type is a pointer type.
7146 (cand_value_at): Likewise.
7147 * tree-ssa-address.c (add_to_parts): Use POINTER_PLUS_EXPR
7149 * tree-affine.c (tree_to_aff_combination <POINTER_PLUS_EXPR>):
7150 Don't convert the tem affine to the type.
7151 (add_elt_to_tree): Use sizetype for the step if a pointer.
7152 Use POINTER_PLUS_EXPR for pointers.
7153 (aff_combination_to_tree): Use sizetype for the step if a
7156 2008-03-10 Vladimir Makarov <vmakarov@redhat.com>
7158 * config/i386/sse.md (ssse3_pmaddubswv8hi3, ssse3_pmaddubswv4hi3):
7159 Remove commutativity hint.
7161 2008-03-10 Jakub Jelinek <jakub@redhat.com>
7165 * c-parser.c (c_parser_omp_threadprivate): Don't add vars with
7166 errorneous type. Check that v is a VAR_DECL.
7169 * tree-cfg.c (new_label_mapper): Update cfun->last_label_uid.
7171 2008-03-10 H.J. Lu <hongjiu.lu@intel.com>
7173 PR tree-optimization/35494
7174 * tree-ssa-ccp.c (get_symbol_constant_value): Check if value
7175 may be overriden at link and run time.
7177 2008-03-10 Richard Guenther <rguenther@suse.de>
7179 PR tree-optimization/34677
7180 * tree-ssa-pre.c (modify_expr_node_pool): Remove.
7181 (poolify_tree): Likewise.
7182 (modify_expr_template): Likewise.
7183 (poolify_modify_stmt): Likewise.
7184 (insert_fake_stores): Handle all component-ref style stores
7185 in addition to INDIRECT_REF. Also handle complex types.
7186 Do not poolify the inserted load.
7187 (realify_fake_stores): Do not rebuild the tree but only
7188 make it a SSA_NAME copy.
7189 (init_pre): Remove initialzation of modify_expr_template.
7190 Do not allocate modify_expr_node_pool.
7191 (fini_pre): Do not free modify_expr_node_pool.
7193 2008-03-10 Paul Brook <paul@codesourcery.com>
7195 * config/arm/arm.md (UNSPEC_STACK_ALIGN, UNSPEC_PIC_OFFSET): Renumber
7198 2008-03-10 Paul Brook <paul@codesourcery.com>
7199 Mark Shinwell <shinwell@codesourcery.com>
7201 * config/arm/cortex-r4.md: New.
7202 * config/arm/thumb2.md (divsi3, udivsi3): Annotate with
7204 * config/arm/arm.md: Include cortex-r4.md.
7205 (insn): Add smmls, sdiv and udiv values.
7206 (generic_sched): Don't use generic scheduling for Cortex-R4.
7207 (arm_issue_rate): New function.
7208 (TARGET_SCHED_ISSUE_RATE): Define.
7210 2008-03-10 Sebastian Pop <sebastian.pop@amd.com>
7212 * doc/invoke.texi (-ftree-loop-distribution): Add an example.
7214 2008-03-10 Richard Guenther <rguenther@suse.de>
7216 * tree-ssa-pre.c (get_sccvn_value): Simplify.
7217 (compute_avail): Do not add stmt uses to AVAIL_OUT.
7219 2008-03-10 Paolo Bonzini <bonzini@gnu.org>
7221 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS):
7222 Set default to true.
7224 2008-03-09 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7226 * c.opt (Wsynth): Deprecate.
7227 * doc/invoke.texi (Option Summary, Warning Options): Document
7228 -Wno-format-contains-nul.
7230 2008-03-09 Uros Bizjak <ubizjak@gmail.com>
7233 * config/i386/i386.c (ix86_constant_alignment): Compute alignment using
7234 ALIGN_MODE_128 for VECTOR_CST and INTEGER_CST in addition to REAL_CST.
7236 2008-03-09 Ira Rosen <irar@il.ibm.com>
7238 * config/rs6000/rs6000.c (builtin_description): Rename vector
7239 left shift operations.
7240 * config/rs6000/altivec.md (UNSPEC_VSL): Remove.
7241 (altivec_vsl<VI_char>): Rename to ...
7242 (ashl<mode>3): ... new name.
7243 (mulv4sf3, mulv4si3, negv4sf2): Replace gen_altivec_vslw with
7245 (absv4sf2): Convert to use ashift:V4SI instead of UNSPEC_VSL.
7247 2008-03-08 Richard Guenther <rguenther@suse.de>
7249 * coverage.h (tree_coverage_counter_addr): Declare.
7250 * coverage.c (tree_coverage_counter_addr): New function.
7251 * tree-profile.c (tree_gen_edge_profiler): Unshare counter
7253 (tree_gen_pow2_profiler): Use tree_coverage_counter_addr.
7254 (tree_gen_one_value_profiler): Likewise.
7255 (tree_gen_ic_profiler): Likewise.
7256 (tree_gen_average_profiler): Likewise.
7257 (tree_gen_ior_profiler): Likewise.
7259 2008-03-08 Richard Guenther <rguenther@suse.de>
7261 * tree-ssa-sccvn.h (vn_binary_op_lookup): Remove.
7262 (vn_binary_op_insert): Likewise.
7263 (vn_unary_op_lookup): Likewise.
7264 (vn_unary_op_insert): Likewise.
7265 (vn_nary_op_lookup): Declare.
7266 (vn_nary_op_insert): Likewise.
7267 * tree-ssa-sccvn.c (struct vn_tables_s): Merge unary
7268 and binary hashes, use a single obstack for unary_op_pool
7270 (struct vn_binary_op_s, struct vn_unary_op_s): Replace with
7271 a single struct vn_nary_op_s. Store tree code length and
7272 a variable number of operands.
7273 (struct vn_reference_op_struct): Remove unused op2.
7274 (vn_reference_op_eq): Do not compare op2.
7275 (vn_reference_op_compute_hash): Do not compute hash of op2.
7276 (vn_unary_op_hash, vn_binary_op_hash): Replace with vn_nary_op_hash.
7277 (vn_unary_op_compute_hash, vn_binary_op_compute_hash): Replace
7278 with vn_nary_op_compute_hash.
7279 (vn_unary_op_eq, vn_binary_op_eq): Replace with vn_nary_op_eq.
7280 (vn_unary_op_lookup, vn_binary_op_lookup): Replace with
7282 (vn_unary_op_insert, vn_binary_op_insert): Replace with
7284 (visit_unary_op): Call nary functions.
7285 (visit_binary_op): Likewise.
7286 (process_scc): Adjust for struct vn_tables_s changes.
7287 (allocate_vn_table): Likewise.
7288 (free_vn_table): Likewise.
7289 * tree-vn.c (vn_add): Call nary functions.
7290 (vn_lookup): Likewise.
7292 2008-03-08 Jakub Jelinek <jakub@redhat.com>
7295 * config/rs6000/rs6000.c (rs6000_expand_compare_and_swapqhi): Shift
7296 wdst back after sync_compare_and_swapqhi_internal.
7298 2008-03-08 Uros Bizjak <ubizjak@gmail.com>
7301 * config/i386/i386-modes.def (V1DI): New vector mode.
7302 * config/i386/i386.h (VALID_MMX_REG_MODE): Add V1DImode.
7303 * config/i386/mmx.md (MMXMODEI8): New mode iterator.
7304 (MMXMODE248): Ditto.
7305 (MMXMODE): Add V1DI mode.
7306 (mmxvecsize): Change DI mode to V1DI mode.
7307 ("mov<mode>): Use MMXMODEI8 mode iterator.
7308 ("*mov<mode>_internal_rex64"): Ditto.
7309 ("*mov<mode>_internal"): Ditto.
7310 ("mmx_add<mode>3"): Ditto. Handle V1DImode for TARGET_SSE2.
7311 ("mmx_sub<mode>3"): Ditto.
7312 ("mmx_adddi3"): Remove insn pattern.
7313 ("mmx_subdi3"): Ditto.
7314 ("mmx_ashr<mode>3"): Use SImode and "yN" constraint for operand 2.
7315 ("mmx_lshr<mode>3"): Ditto. Use MMXMODE248 mode iterator.
7316 ("mmx_ashl<mode>3"): Ditto.
7317 ("mmx_lshrdi3"): Remove insn pattern.
7318 ("mmx_ashldi3"): Ditto.
7319 * config/i386/i386.c (classify_argument): Handle V1DImode.
7320 (function_arg_advance_32): Ditto.
7321 (function_arg_32): Ditto.
7322 (struct builtin_description) [IX86_BUILTIN_PADDQ]: Use
7323 mmx_addv1di3 insn pattern.
7324 [IX86_BUILTIN_PSUBQ]: Use mmx_subv1di3 insn pattern.
7325 [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?, IX86_BUILTIN_PSRA?,
7326 IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I, IX86_BUILTIN_PSRA?I,
7327 IX86_BUILTIN_PSLL?I128, IX86_BUILTIN_PSRL?I128, IX86_BUILTIN_PSRA?I128]:
7328 Remove definitions of built-in functions.
7329 (V1DI_type_node): New node.
7330 (v1di_ftype_v1di_int): Ditto.
7331 (v1di_ftype_v1di_v1di): Ditto.
7332 (v2si_ftype_v2si_si): Ditto.
7333 (v4hi_ftype_v4hi_di): Remove node.
7334 (v2si_ftype_v2si_di): Ditto.
7335 (ix86_init_mmx_sse_builtins): Handle V1DImode.
7336 (__builtin_ia32_psll?, __builtin_ia32_psrl?, __builtin_ia32_psra?):
7337 Redefine builtins using def_builtin_const with *_ftype_*_int node.
7338 (__builtin_ia32_psll?i, __builtin_ia32_psrl?i, __builtin_ia32_psra?i):
7339 Add new builtins using def_builtin_const.
7340 (ix86_expand_builtin) [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?,
7341 IX86_BUILTIN_PSRA?, IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I,
7342 IX86_BUILTIN_PSRA?I]: Handle builtin definitions.
7343 * config/i386/mmintrin.h (__v1di): New typedef.
7344 (_mm_add_si64): Cast arguments to __v1di type.
7345 (_mm_sub_si64): Ditto.
7346 (_mm_sll_pi16): Cast __count to __v4hi type.
7347 (_mm_sll_pi32): Cast __count to __v2si type.
7348 (_mm_sll_si64): Cast arguments to __v1di type.
7349 (_mm_srl_pi16): Cast __count to __v4hi type.
7350 (_mm_srl_pi32): Cast __count to __v2si type.
7351 (_mm_srl_si64): Cast arguments to __v1di type.
7352 (_mm_sra_pi16): Cast __count to __v4hi type.
7353 (_mm_sra_pi32): Cast __count to __v2si type.
7354 (_mm_slli_pi16): Use __builtin_ia32_psllwi.
7355 (_mm_slli_pi32): Use __builtin_ia32_pslldi.
7356 (_mm_slli_si64): Use __builtin_ia32_psllqi. Cast __m to __v1di type.
7357 (_mm_srli_pi16): Use __builtin_ia32_psrlwi.
7358 (_mm_srli_pi32): Use __builtin_ia32_psrldi.
7359 (_mm_srli_si64): Use __builtin_ia32_psrlqi. Cast __m to __v1di type.
7360 (_mm_srai_pi16): Use __builtin_ia32_psrawi.
7361 (_mm_srai_pi32): Use __builtin_ia32_psradi.
7362 * config/i386/i386.md (UNSPEC_NOP): Remove unspec definition.
7363 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
7364 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
7365 __builtin_ia32_psrl?i, __builtin_ia32_psra?i]: Add new builtins.
7367 2008-03-07 Joseph Myers <joseph@codesourcery.com>
7369 * doc/include/texinfo.tex: Update to version 2008-03-07.10.
7371 2008-03-07 Peter Bergner <bergner@vnet.ibm.com>
7374 * config/rs6000/rs6000.c (rs6000_legitimize_address): Don't generate
7375 reg+const addressing for Altivec modes. Don't generate reg+reg
7376 addressing for TFmode or TDmode quantities.
7378 2008-03-07 Paolo Bonzini <bonzini@gnu.org>
7380 * c-common.c (vector_types_convertible_p): Call langhook
7381 instead of comptypes.
7383 2008-03-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
7386 * tree-ssa-ccp.c (get_symbol_constant_value): Handle
7387 integral and scalar float variables which have a
7390 2008-03-06 Nathan Froyd <froydnj@codesourcery.com>
7392 * dwarf2out.c (dwarf2out_frame_debug_expr): Consult the
7393 dwarf_register_span hook when emitting unwind information for
7394 register-to-memory saves.
7395 * config/rs6000/rs6000.c (spe_synthesize_frame): Delete.
7396 (rs6000_frame_related): Remove call to spe_synthesize_frame.
7398 2008-03-06 Jakub Jelinek <jakub@redhat.com>
7400 * gimplify.c (goa_lhs_expr_p): Allow different ADDR_EXPR nodes
7401 for the same VAR_DECL.
7403 2008-03-06 Tom Tromey <tromey@redhat.com>
7406 * doc/standards.texi (Standards): Don't mention treelang.
7407 * doc/invoke.texi (Overall Options): Don't mention treelang.
7408 * doc/install.texi (Prerequisites): Don't mention bison or
7410 (Configuration): Don't mention treelang.
7411 (Building): Likewise.
7412 * doc/frontends.texi (G++ and GCC): Don't mention treelang.
7414 2008-03-06 Paolo Bonzini <bonzini@gnu.org>
7416 * simplify-rtx.c (simplify_subreg): Remove useless shifts from
7417 word-extractions out of a multi-word object.
7419 2008-03-06 Richard Guenther <rguenther@suse.de>
7421 * tree.def (BIT_FIELD_REF): Constrain result type and its precision.
7422 * tree-cfg.c (verify_expr): Verify BIT_FIELD_REF constraints on
7423 result type and precision.
7424 * expr.c (get_inner_reference): Set unsignedp based on the result
7425 type of BIT_FIELD_REF.
7426 * tree.h (BIT_FIELD_REF_UNSIGNED): Remove.
7427 * tree-sra.c (instantiate_element): Do not set BIT_FIELD_REF_UNSIGNED.
7428 (try_instantiate_multiple_fields): Likewise. Use the correct type
7430 (sra_build_assignment): Likewise.
7431 (sra_build_elt_assignment): Likewise.
7432 (sra_explode_bitfield_assignment): Likewise.
7433 * print-tree.c (print_node): Do not check BIT_FIELD_REF_UNSIGNED.
7434 * tree-vect-transform.c (vect_create_epilog_for_reduction): Do not
7435 set BIT_FIELD_REF_UNSIGNED.
7436 (vectorizable_load): Likewise.
7438 2008-03-06 Andreas Krebbel <krebbel1@de.ibm.com>
7440 * cse.c (cse_extended_basic_block): Invalidate artificial defs
7443 2008-03-06 Richard Guenther <rguenther@suse.de>
7445 * alias.c (struct alias_set_entry): Move has_zero_child field
7446 to pack with alias_set.
7448 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
7450 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
7453 2008-03-05 Ian Lance Taylor <iant@google.com>
7455 * alias.h (alias_set_type): Change from HOST_WIDE_INT to int.
7457 2008-03-05 Kenneth Zadeck <zadeck@naturalbridge.com>
7459 * fwprop.c (update_df): Support width and offset parameters of
7461 * ra-conflict.c (mark_reg_store, clear_reg_in_live,
7462 global_conflicts): Change DF_REF_EXTRACT to either
7463 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
7464 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
7465 * df-scan.c (df_ref_record, df_defs_record,
7466 df_ref_create_structure, df_def_record_1, df_uses_record,
7467 df_get_conditional_uses, df_get_call_refs, df_insn_refs_collect,
7468 df_bb_refs_collect, df_entry_block_defs_collect,
7469 df_exit_block_uses_collect): Support new width and offset fields.
7470 (ref_extract_pool): New storage pool.
7471 (df_free_ref): New function.
7472 (df_reg_chain_unlink, df_free_collection_rec,
7473 df_sort_and_compress_refs): Call df_free_ref.
7474 (df_ref_equal_p, df_ref_compare): Compare offset and width fields
7476 (df_ref_create_structure): Allocate df_ref_extract if offset and
7477 width fields are used.
7478 (df_def_record_1): Get offset and width from ZERO_EXTRACT.
7479 (df_uses_record): Get offset and width from ZERO_EXTRACT
7481 * global.c (build_insn_chain): Change DF_REF_EXTRACT to either
7482 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
7483 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
7484 * df.h (df_ref_flags): Change DF_REF_EXTRACT to either
7485 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
7486 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
7487 (df_ref_extract): New structure.
7488 (DF_REF_WIDTH, DF_REF_OFFSET): New macros.
7489 (df_ref_create): Add width and offset parameters.
7491 2008-03-05 Richard Guenther <rguenther@suse.de>
7493 * tree-ssa-structalias.c (get_constraint_for_component_ref):
7494 Use ranges_overlap_p.
7495 (offset_overlaps_with_access): Rename
7496 to ranges_overlap_p and move ...
7497 * tree-flow-inline.h (ranges_overlap_p): ... here.
7499 * tree.h (get_inner_reference, handled_component_p): Update
7502 * tree.h (record_component_aliases, get_alias_set,
7503 alias_sets_conflict_p, alias_sets_must_conflict_p,
7504 objects_must_conflict_p): Move declarations ...
7505 * alias.h (record_component_aliases, get_alias_set,
7506 alias_sets_conflict_p, alias_sets_must_conflict_p,
7507 objects_must_conflict_p): ... here.
7508 Include coretypes.h.
7509 * Makefile.in (ALIAS_H): Add coretypes.h dependency.
7511 2008-03-05 Aldy Hernandez <aldyh@redhat.com>
7513 * cfg.c: Include tree-flow.h.
7514 (remove_edge_raw): Call redirect_edge_var_map_clear.
7515 (redirect_edge_succ_nodup): Call redirect_edge_var_map_dup.
7516 * tree-flow-inline.h (redirect_edge_var_map_def): New.
7517 (redirect_edge_var_map_result): New.
7518 * tree-cfgcleanup.c (remove_forwarder_block_with_phi): Replace
7519 PENDING_STMT use with redirect_edge_var_map_*.
7520 * tree-ssa.c (edge_var_maps): New definition.
7521 (redirect_edge_var_map_add): New.
7522 (redirect_edge_var_map_clear): New.
7523 (redirect_edge_var_map_dup): New.
7524 (redirect_edge_var_map_vector): New.
7525 (redirect_edge_var_map_destroy): New.
7526 (ssa_redirect_edge): Replace PENDING_STMT use with
7527 redirect_edge_var_map_*.
7528 (flush_pending_stmts): Same.
7529 (delete_tree_ssa): Destroy edge var map.
7530 * tree-flow.h (struct _edge_var_map): New.
7531 Define edge_var_map vector type.
7532 Declare redirect_edge_var_map_* prototypes.
7533 * Makefile.in (cfg.o): Depend on TREE_FLOW_H.
7534 * tree-cfg.c (reinstall_phi_args): Replace
7535 PENDING_STMT use with redirect_edge_var_map_*.
7537 2008-03-05 Richard Guenther <rguenther@suse.de>
7539 PR tree-optimization/35472
7540 * tree-ssa-dse.c (dse_optimize_stmt): Do not delete a store
7541 whose single use_stmt has a overlapping set of loaded and
7542 stored symbols as that use_stmt might be a noop assignment then.
7544 2008-03-05 Joel Sherrill <joel.sherrill@oarcorp.com>
7546 * gthr-rtems.h: Implement __gthread_mutex_destroy.
7548 2008-03-05 Richard Guenther <rguenther@suse.de>
7551 * tree.def (BIT_FIELD_REF): Document that operands 1 and 2
7552 should be constants.
7553 * tree-cfg.c (verify_expr): Verify it.
7554 * fold-const.c (fold_truthop): Remove code generating
7555 BIT_FIELD_REFs of structure bases.
7556 (fold_binary): Likewise.
7557 (fold_ternary): Position and size of BIT_FIELD_REFs are
7558 always host integers.
7559 (make_bit_field_ref): Remove.
7560 (optimize_bit_field_compare): Remove.
7561 (all_ones_mask_p): Remove.
7563 2008-03-05 Gabor Loki <loki@gcc.gnu.org>
7566 * rtl-factoring.c (clear_regs_live_in_seq): Fix backward steps.
7567 (split_block_and_df_analyze): New. Split basic block and rebuild
7569 (block_label_after): Use SPLIT_BLOCK_AND_DF_ANALYZE instead of
7571 (split_pattern_seq): Likewise.
7572 (erase_matching_seqs): Likewise.
7573 (split_pattern_seq): Skip return insn in case of REG_NORETURN note.
7575 2008-03-04 Geoff Keating <geoffk@apple.com>
7577 * fold-const.c (tree_single_nonnegative_warnv_p): Fix mixed
7578 declaration and code.
7579 (tree_invalid_nonnegative_warnv_p): Likewise.
7581 2008-03-05 Serge Belyshev <belyshev@depni.sinp.msu.ru>
7583 * doc/install.texi (Testing): Correct quoting for the RUNTESTFLAGS
7584 examples. Truncate option-names then causing overfull hbox.
7586 2008-03-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7589 * configure.ac (CONFIG_SJLJ_EXCEPTIONS): Force SJLJ exceptions
7591 * configure: Rebuilt.
7593 2008-03-04 Rafael Espindola <espindola@google.com>
7595 * fold-const.c (tree_simple_nonnegative_warnv_p): New.
7596 (tree_unary_nonnegative_warnv_p): New.
7597 (tree_binary_nonnegative_warnv_p): New.
7598 (tree_single_nonnegative_warnv_p): New.
7599 (tree_invalid_nonnegative_warnv_p): New.
7600 (tree_expr_nonnegative_warnv_p): Redefine in term of the new functions.
7602 2008-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7605 * opts.c (handle_option): Postpone 'unknown option' errors only for
7608 2008-03-04 H.J. Lu <hongjiu.lu@intel.com>
7611 * config/i386/smmintrin.h (SIDD_XXX): Renamed to ...
7614 2008-03-04 Rafael Espindola <espindola@google.com>
7616 * fold-const.c (tree_unary_nonzero_warnv_p): New.
7617 (tree_binary_nonzero_warnv_p): New.
7618 (tree_single_nonzero_warnv_p): New.
7619 (tree_expr_nonzero_warnv_p): Redefine using the new functions.
7621 2008-03-04 Uros Bizjak <ubizjak@gmail.com>
7624 * fold-const.c (fold_cond_expr_with_comparison): Prevent
7625 transformations for modes that have signed zeros.
7626 * ifcvt.c (noce_try_abs): Ditto.
7628 2008-03-04 Joseph Myers <joseph@codesourcery.com>
7630 * config/i386/i386.c (override_options): Force
7631 -maccumulate-outgoing-args on if TARGET_STACK_PROBE.
7633 2008-03-04 Jan Hubicka <jh@suse.cz>
7636 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Fix typo
7639 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
7641 * config/i386/i386.md (allocate_stack_worker_32): Use __chkstk
7642 label to probe the stack.
7644 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
7646 * gthr-win32.h [__GTHREAD_HIDE_WIN32API]
7647 (__gthr_win32_mutex_destroy): Declare.
7648 [__GTHREAD_HIDE_WIN32API] (__gthread_mutex_destroy): Use
7649 __gthr_win32_mutex_destroy.
7650 * config/i386/gthr-win32.c (__gthr_win32_mutex_destroy): Define.
7652 2008-03-03 Jan Hubicka <jh@suse.cz>
7655 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Be more
7656 aggressive on inlining cold calls.
7658 2008-03-03 Richard Guenther <rguenther@suse.de>
7660 * tree-ssa-sccvn.c (visit_reference_op_store): Do not insert
7661 struct copies into the expression table.
7662 (simplify_unary_expression): Handle VIEW_CONVERT_EXPR.
7663 (try_to_simplify): Likewise.
7664 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPR of
7665 integral and pointer arguments which do not change the
7666 precision to NOP_EXPRs.
7667 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Adjust
7668 VIEW_CONVERT_EXPR case.
7670 2008-03-02 Sebastian Pop <sebastian.pop@amd.com>
7672 * tree-scalar-evolution.c (instantiate_parameters_1): An SSA_NAME
7673 defined in a loop at depth 0 is invariant.
7674 * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
7675 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Should never
7676 be called at loop depth 0.
7678 2008-03-02 Jakub Jelinek <jakub@redhat.com>
7681 * gcc.c (process_command): Update copyright notice dates.
7682 * gcov.c (print_version): Likewise.
7683 * gcov-dump.c (print_version): Likewise.
7684 * mips-tfile.c (main): Likewise.
7685 * mips-tdump.c (main): Likewise.
7687 2008-03-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7690 * c-common.c (flag_permissive): Delete.
7691 (constant_expression_warnings): Check flags first.
7692 (constant_expression_error): New.
7693 * c-common.h (flag_permissive): Delete.
7694 (constant_expression_error): Declare.
7695 * flags.h (flag_permissive): Declare. Update description.
7696 * diagnostic.c (pedwarn): Update.
7698 * diagnostic.h: (pedantic_error_kind): Rename as pedantic_warning_kind.
7699 (permissive_error_kind): New.
7700 * toplev.c (flag_permissive): Define. Update description.
7701 * toplev.h (permissive_error_kind): Declare.
7702 * c-errors.c (pedwarn_c99): Use pedantic_warning_kind.
7703 (pedwarn_c90): Use pedantic_warning_kind.
7704 * c-opts.c (c_common_post_options): flag_permissive does not affect
7705 flag_pedantic_errors.
7707 2008-03-02 Joseph Myers <joseph@codesourcery.com>
7709 * libgcc2.c (__addvSI3, __addvsi3, __addvDI3, __subvSI3,
7710 __subvsi3, __subvDI3, __negvSI2, __negvsi2, __negvDI2, __absvSI2,
7711 __absvsi2, __absvDI2): Use unsigned arithmetic.
7713 2008-03-02 Andi Kleen <ak@suse.de>
7714 Richard Guenther <rguenther@suse.de>
7716 * struct-equiv.c: Remove file.
7717 * cfg_cleanup.c (condjump_equiv_p): Remove.
7718 * Makefile.in (OBJS-common): Remove struct-equiv.o.
7719 (struct-equiv.o): Remove rule.
7720 * basic-block.h (struct_equiv_checkpoint, STRUCT_EQUIV_*,
7721 insns_match_p, struct_equiv_block_eq, struct_equiv_init,
7722 rtx_equiv_p, condjump_equiv_p): Remove prototypes.
7724 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
7726 * ifcvt.c (noce_process_if_block): Try to handle only the then
7727 block if the else block exists but isn't suitable.
7729 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
7732 * gthr-posix.h (__gthread_mutex_destroy): Remove extra declarations.
7733 * gthr-posix95.h (__gthread_mutex_destroy): Likewise. Note this fixes
7734 regression from previous patch.
7736 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
7739 * gthr.h: Add __gthread_mutex_destroy as a function that must be
7741 * gthr-vxworks.h (__gthread_mutex_destroy): Null implementation.
7742 * gthr-single.h (__gthread_mutex_destroy): Likewise.
7743 * gthr-rtems.h (__gthread_mutex_destroy): Likewise.
7744 * gthr-mipssde.h (__gthread_mutex_destroy): Likewise.
7745 * gthr-nks.h (__gthread_mutex_destroy): Likewise.
7746 * gthr-solaris.h (__gthread_mutex_destroy): Call mutex_destroy.
7747 * gthr-win32.h (__GTHREAD_MUTEX_DESTROY_FUNCTION): Remove.
7748 (__gthread_mutex_destroy_function): Rename to
7749 __gthread_mutex_destroy.
7750 * gthr-dce.h (__gthread_mutex_destroy): Call
7751 pthread_mutex_destroy.
7752 * gthr-tpf.h (__gthread_mutex_destroy): Likewise.
7753 * gthr-posix.h (__gthread_mutex_destroy): Likewise.
7754 * gthr-posix95.h (__gthread_mutex_destroy): Likewise.
7756 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
7758 * df-scan.c (df_ref_chain_change_bb): Simplify.
7759 (df_insn_change_bb): Add new_bb argument. Simplify. Call
7760 set_block_for_insn if there's any change.
7761 * df.h ((df_insn_change_bb): Fix prototype.
7762 * cfgrtl.c (update_bb_for_insn_chain): Pass bb to
7763 df_insn_change_bb, don't call set_block_for_insn.
7764 * emit-rtl.c (reorder_insns): Likewise.
7765 * haifa-sched.c (move_insn): Likewise.
7767 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
7769 * rtlanal.c (loc_mentioned_in_p): Test XVECEXPs correctly.
7771 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
7773 * tree-flow-inline.h (next_readonly_imm_use): Return
7774 NULL_USE_OPERAND_P after the end.
7776 2008-03-01 Richard Guenther <rguenther@suse.de>
7778 PR tree-optimization/35411
7779 * tree-sra.c (sra_build_assignment): Split conversion to
7780 final type to a separate statement if we are not assigning
7783 2008-02-29 Francois-Xavier Coudert <coudert@clipper.ens.fr>
7785 * fold-const.c (fold_convertible_p): Correct the logic to follow
7786 that in fold_convert().
7788 2008-02-29 Douglas Gregor <doug.gregor@gmail.com>
7791 * tree-inline.c (build_duplicate_type): When we make a
7792 duplicate type, make it unique in the canonical types system.
7794 2008-02-29 Tom Tromey <tromey@redhat.com>
7796 * toplev.c (input_file_stack, input_file_stack_tick, fs_p,
7797 input_file_stack_history, input_file_stack_restored): Remove.
7798 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
7799 * input.h (struct file_stack): Remove.
7800 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
7801 (input_file_stack, input_file_stack_tick, INPUT_FILE_STACK_BITS):
7803 * diagnostic.h (struct diagnostic_context) <last_module>: Change
7805 (diagnostic_last_module_changed): Add 'map' argument.
7806 (diagnostic_set_last_function): Likewise.
7807 * diagnostic.c (undiagnostic_report_current_module): Iterate using
7808 line map, not input_file_stack.
7809 * c-lex.c (fe_file_change): Don't use push_srcloc or pop_srcloc.
7811 2008-02-29 Paul Brook <paul@codesourcery.com>
7813 * config/arm/arm.md (arm_addsi3): Add r/k/n alternative.
7815 2008-02-29 Paul Brook <paul@codesourcery.com>
7817 * config/arm/ieee754-df.S (muldf3): Use RET macros.
7819 2008-02-29 Richard Guenther <rguenther@suse.de>
7821 * tree-ssa-pre.c (get_sccvn_value): Create missing VNs via
7823 * tree-ssa-sccnv.c (visit_reference_op_store): Use the rhs
7824 value for comparing for a store match.
7825 (simplify_unary_expression): Do nothing for SSA_NAMEs.
7826 (try_to_simplify): Do not do a full-blown reference lookup.
7828 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
7830 * config/sh/sh.c (sh_scalar_mode_supported_p): New function.
7831 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
7833 * config/sh/sh.h (OVERRIDE_OPTIONS): Don't warn for profiling.
7835 2008-02-29 Sebastian Pop <sebastian.pop@amd.com>
7837 * tree-loop-linear.c (try_interchange_loops): Compare memory access
7838 strides against cache sizes.
7840 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
7842 * config/sh/sh.c (sh_secondary_reload): Handle loading a float
7845 2008-02-28 Richard Sandiford <rsandifo@nildram.co.uk>
7847 * simplify-rtx.c (simplify_unary_operation_1): Extend the handling
7848 of SUBREG_PROMOTED_VAR_P to cope with cases where the extended value
7849 is smaller than the original promoted value.
7850 (simplify_subreg): If OP is a SUBREG, try to preserve its
7851 SUBREG_PROMOTED_VAR_P information.
7853 2008-02-28 Steven Bosscher <stevenb.gcc@gmail.com>
7855 * tree-ssa-sccvn (vn_ssa_aux_obstack): New obstack.
7856 (VN_INFO_GET): Allocate new objects on the obstack.
7857 (init_scc_vn): Initialize the obstack. Use XDELETE instead of free
7858 for rpo_numbers_temp, for consistency.
7859 (free_scc_vn): Free the obstack.
7861 2008-02-28 Sebastian Pop <sebastian.pop@amd.com>
7863 * doc/invoke.texi: Document -ftree-loop-distribution.
7864 * tree-loop-distribution.c: New.
7865 * tree-pass.h (pass_loop_distribution): New.
7866 * graphds.h (struct graph): Add htab_t indices.
7867 * timevar.def (TV_TREE_LOOP_DISTRIBUTION): New.
7868 * tree-vectorizer.c (rename_variables_in_loop): Extern.
7869 (slpeel_tree_duplicate_loop_to_edge_cfg): Init PENDING_STMT to NULL.
7870 * tree-vectorizer.h (tree_duplicate_loop_on_edge): Declared.
7871 * tree-data-ref.c (debug_data_dependence_relations): New.
7872 (dump_data_dependence_relation): Also print data references.
7873 (free_data_ref): Extern.
7874 (same_access_functions): Moved...
7875 (find_vertex_for_stmt): Renamed rdg_vertex_for_stmt.
7876 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
7877 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg_1, dot_rdg,
7878 struct rdg_vertex_info, rdg_vertex_for_stmt): New.
7879 (create_rdg_edge_for_ddr, create_rdg_vertices): Cleaned up.
7880 (stmts_from_loop): Skip LABEL_EXPR.
7881 (hash_stmt_vertex_info, eq_stmt_vertex_info, hash_stmt_vertex_del):
7883 (build_rdg): Initialize rdg->indices htab.
7884 (free_rdg, stores_from_loop, ref_base_address,
7885 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses,
7886 have_similar_memory_accesses_1, ref_base_address_1,
7887 remove_similar_memory_refs): New.
7888 * tree-data-ref.h: Depend on tree-chrec.h.
7889 (debug_data_dependence_relations, free_data_ref): Declared.
7890 (same_access_functions): ... here.
7891 (ddr_is_anti_dependent, ddrs_have_anti_deps, ddr_dependence_level):
7893 (struct rdg_vertex): Add has_mem_write and has_mem_reads.
7894 (RDGV_HAS_MEM_WRITE, RDGV_HAS_MEM_READS, RDG_STMT,
7895 RDG_MEM_WRITE_STMT, RDG_MEM_READS_STMT): New.
7896 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
7897 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg,
7898 rdg_vertex_for_stmt): Declared.
7899 (struct rdg_edge): Add level.
7901 (free_rdg, stores_from_loop, remove_similar_memory_refs,
7902 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses):
7904 (rdg_has_similar_memory_accesses): New.
7905 * tree-vect-analyze.c: Remove unused static decls.
7906 * lambda.h (dependence_level): New.
7907 * common.opt (ftree-loop-distribution): New.
7908 * tree-flow.h (mark_virtual_ops_in_bb,
7909 slpeel_tree_duplicate_loop_to_edge_cfg,
7910 rename_variables_in_loop): Declared.
7911 * Makefile.in (TREE_DATA_REF_H): Depend on tree-chrec.h.
7912 (OBJS-common): Add tree-loop-distribution.o.
7913 (tree-loop-distribution.o): New rule.
7914 * tree-cfg.c (mark_virtual_ops_in_bb): New.
7915 (mark_virtual_ops_in_region): Use mark_virtual_ops_in_bb.
7916 * passes.c (init_optimization_passes): Schedule pass_loop_distribution.
7918 2008-02-28 Joseph Myers <joseph@codesourcery.com>
7921 * tree.c (handle_dll_attribute): Disallow TYPE_DECLs for types
7922 other than structures and unions.
7924 2008-02-28 Richard Guenther <rguenther@suse.de>
7927 2008-02-26 Richard Guenther <rguenther@suse.de>
7929 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
7930 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
7931 (lookup_decl_from_uid): Declare.
7932 (remove_decl_from_map): Likewise.
7933 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
7934 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
7935 (decl_for_uid_map): New global hashtable mapping DECL_UID
7937 (init_ttree): Allocate it.
7938 (insert_decl_to_uid_decl_map): New helper function.
7939 (make_node_stat): Insert new decls into the map.
7940 (copy_node_stat): Likewise.
7941 (lookup_decl_from_uid): New function.
7942 (remove_decl_from_map): Likewise.
7943 (print_decl_for_uid_map_statistics): New helper.
7944 (dump_tree_statistics): Call it.
7946 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
7947 (referenced_var_iterator): Adjust.
7948 (FOR_EACH_REFERENCED_VAR): Adjust.
7949 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
7950 (num_referenced_vars): Adjust.
7951 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
7952 (first_referenced_var): Remove.
7953 (end_referenced_vars_p): Likewise.
7954 (next_referenced_var): Likewise.
7955 (referenced_var_iterator_set): New helper function.
7956 * tree-dfa.c (referenced_var_lookup): Adjust.
7957 (referenced_var_check_and_insert): Likewise.
7958 (remove_referenced_var): Likewise.
7959 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
7960 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
7961 (verify_call_clobbering): Likewise.
7962 (verify_memory_partitions): Likewise.
7963 (init_tree_ssa): Allocate bitmap instead of hashtable for
7965 (delete_tree_ssa): Adjust.
7966 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
7967 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
7968 (compute_tag_properties): Likewise.
7969 (set_initial_properties): Likewise.
7970 (find_partition_for): Likewise.
7971 (update_reference_counts): Likewise.
7972 (dump_may_aliases_for): Likewise.
7973 * tree-ssa-operands.c (add_virtual_operand): Likewise.
7974 (add_call_clobber_ops): Likewise.
7975 (add_call_read_ops): Likewise.
7976 (get_asm_expr_operands): Likewise.
7977 * tree-into-ssa.c (dump_decl_set): Likewise.
7978 (update_ssa): Likewise.
7979 * tree-sra.c (scan_function): Likewise.
7980 (decide_instantiations): Likewise.
7981 (scalarize_parms): Likewise.
7982 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
7983 (dsa_named_for): Likewise.
7984 * tree-ssa-structalias.c (update_alias_info): Likewise.
7985 (merge_smts_into): Likewise.
7987 2008-02-27 David Daney <ddaney@avtrex.com>
7990 * config/mips/iris.h (MIPS_DEBUGGING_INFO): Define.
7991 * config/mips/openbsd.h (MIPS_DEBUGGING_INFO): Same.
7992 * config/mips/sde.h (MIPS_DEBUGGING_INFO): Remove undef.
7993 * config/mips/vxworks.h (MIPS_DEBUGGING_INFO): Same.
7994 * config/mips/mips.h (MIPS_DEBUGGING_INFO): Remove define.
7996 2008-02-27 Uros Bizjak <ubizjak@gmail.com>
7999 * config/darwin-ppc-ldouble-patch.def (BUILT_IN_NANL): Add.
8000 (BUILT_IN_NEXTTOWARD): Remove.
8001 (BUILT_IN_NEXTTOWARDF): Ditto.
8002 * config/darwin.c (darwin_patch_builtin): Use ACONCAT instead of
8003 alloca/strcpy/strcat. Remove commented-out code. Fix whitespace.
8005 2008-02-27 Tom Tromey <tromey@redhat.com>
8007 * tree-dump.c (dequeue_and_dump) <FUNCTION_DECL>: Check
8008 DECL_SAVED_TREE, not DECL_LANG_SPECIFIC, when dumping body.
8010 2008-02-27 Jan Beulich <jbeulich@novell.com>
8012 * c-decl.c (merge_decls): Use DECL_USER_ALIGN() on olddecl to
8013 update the respective field on newdecl.
8015 2008-02-27 Revital Eres <eres@il.ibm.com>
8017 PR rtl-optimization/34999
8018 * bb-reorder.c (add_labels_and_missing_jumps): Do not handle
8019 crossing edges that ends with a call insn.
8020 (fix_up_fall_thru_edges): Handle crossing edges that ends with a
8021 call insn and clear the EDGE_CROSSING flag of the crossing edge
8022 when fixing fallthru edges.
8024 2008-02-27 Richard Guenther <rguenther@suse.de>
8027 * fold-const.c (fold_unary): Return the correct argument,
8028 converted to the result type.
8030 2008-02-27 Richard Guenther <rguenther@suse.de>
8033 * expr.c (expand_expr_real_1): Assert on rotates that operate
8035 * fold-const.c (fold_binary): Use the types precision, not the
8036 bitsize of the mode if folding rotate expressions. Build rotates
8037 only for full modes.
8039 2008-02-27 Jakub Jelinek <jakub@redhat.com>
8041 * c-ppoutput.c (scan_translation_unit): Handle CPP_PRAGMA
8043 * c-pragma.c (pragma_ns_name): New typedef.
8044 (registered_pp_pragmas): New variable.
8045 (c_pp_lookup_pragma): New function.
8046 (c_register_pragma_1): If flag_preprocess_only, do nothing
8047 for non-expanded pragmas, for expanded ones push pragma's
8048 namespace and name into registered_pp_pragmas vector.
8049 (c_invoke_pragma_handler): Register OpenMP pragmas even when
8050 flag_preprocess_only, don't register GCC pch_preprocess
8051 pragma if flag_preprocess_only.
8052 * c-opts.c (c_common_init): Call init_pragma even if
8053 flag_preprocess_only.
8054 * c-pragma.c (c_pp_lookup_pragma): New prototype.
8055 * config/darwin.h (DARWIN_REGISTER_TARGET_PRAGMAS): Don't call
8056 cpp_register_pragma if flag_preprocess_only.
8058 2008-02-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8061 * c-parser.c (c_parser_translation_unit): Warn for empty
8062 translation unit, not empty source file.
8064 2008-02-26 Paul Brook <paul@codesourcery.com>
8066 * config/arm/arm.c (thumb_set_frame_pointer): Ensure SP is first
8067 operand for Thumb-2.
8068 * config/arm/arm.h (reg_class): Add CORE_REGS.
8069 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Ditto.
8070 (BASE_REG_CLASS): Use CORE_REGS.
8071 (PREFERRED_RELOAD_CLASS): Add STACK_REG.
8072 (REGNO_MODE_OK_FOR_REG_BASE_P): Use REGNO_MODE_OK_FOR_BASE_P.
8073 (REGNO_OK_FOR_INDEX_P): Exclude SP.
8074 (ARM_REG_OK_FOR_INDEX_P): Always define. Use
8075 ARM_REGNO_OK_FOR_INDEX_P.
8076 (ARM_PRINT_OPERAND_ADDRESS): Swap operands for [reg, sp].
8077 * config/arm/arm.md (arm_addsi3, thumb1_addsi3, arm_subsi3_insn,
8078 arm_movsi_insn, thumb1_movsi_insni, stack_tie): Add "k" alternatives.
8079 (ldm/stm peepholes): Ditto.
8080 * config/arm/thumb2.md (thumb2_movdi): Add "k" alternatives.
8081 * config/arm/vfp.md (arm_movsi_vfp, thumb2_movsi_vfp): Ditto.
8082 * config/arm/iwmmxt.md (iwmmxt_movsi_insn): Ditto.
8083 * config/arm/constraints.md: Enable "k" constraint on ARM.
8085 2008-02-27 Ben Elliston <bje@au.ibm.com>
8087 * config/rs6000/rs6000.c: Annotate cache line size field in all
8088 instances of struct processor_costs.
8090 2008-02-26 David Edelsohn <edelsohn@gnu.org>
8092 * dbgcnt.def (cfg_cleanup, cprop1, cprop2, dce_fast, dce_ud, dse1,
8093 dse2, gcse, if_conversion, if_after_combine, if_after_reload,
8094 jump_bypass): New counters.
8095 * cfgcleanup.c (cleanup_cfg): Add dbg_cnt.
8096 * dce.c (gate_ud_dce): Same.
8097 (gate_fast_dce): Same.
8098 * dse.c (gate_dse1): New function.
8099 (gate_dse2): New function.
8100 (gate_dse): Merge results of new gate functions.
8101 * gcse.c (gcse_main): Bracket cprop1 and cprop2 with dbg_cnt.
8102 (gate_handle_jump_bypass): Add dbg_cnt.
8103 (gate_handle_gcse): Add dbg_cnt.
8104 * ifcvt.c (gate_handle_if_conversion): Same.
8105 (gate_handle_if_after_combine): Same.
8106 (gate_handle_if_after_reload): Same.
8107 * Makefile.in: Add DBGCNT_H to cfgcleanup.o and ifcvt.o.
8109 2008-02-26 Edmar Wienskoski <edmar@freescale.com>
8111 * config/rs6000/rs6000.c (processor_costs): Update e300 cache
8113 * doc/invoke.texi: Add e300c2 and e300c3 to list of cpus.
8115 2008-02-26 Jason Merrill <jason@redhat.com>
8118 * attribs.c (decl_attributes): Leave ATTR_FLAG_TYPE_IN_PLACE
8119 alone if it's the naming decl for the type's main variant.
8121 2008-02-26 Tom Tromey <tromey@redhat.com>
8123 * system.h (USE_MAPPED_LOCATION): Poison.
8124 * Makefile.in (GTFILES): Put CPP_ID_DATA_H first.
8125 * tree-cfg.c (make_cond_expr_edges): Remove old location code.
8126 (make_goto_expr_edges): Likewise.
8127 (remove_bb): Likewise.
8128 (execute_warn_function_return): Likewise.
8129 * basic-block.h (struct edge_def) <goto_locus>: Change type to
8131 * c-common.c (fname_decl): Remove old location code.
8132 * tree-vect-transform.c (vect_finish_stmt_generation): Remove old
8134 * rtl.h (ASM_OPERANDS_SOURCE_LOCATION): Remove old-location
8136 (ASM_INPUT_SOURCE_LOCATION): Likewise.
8137 (gen_rtx_ASM_INPUT): Likewise.
8138 (gen_rtx_ASM_INPUT_loc): Likewise.
8139 (get_rtx_asm_OPERANDS): Remove.
8140 * cfglayout.c (insn_locators_alloc): Remove old location code.
8141 (set_curr_insn_source_location): Likewise.
8142 (curr_insn_locator): Likewise.
8143 * print-tree.c (print_node): Remove old location code.
8144 * tree-mudflap.c (mf_varname_tree): Remove old location code.
8145 (mf_file_function_line_tree): Remove test of USE_MAPPED_LOCATION.
8146 * cfgexpand.c (expand_gimple_cond_expr): Don't use
8147 location_from_locus.
8148 (construct_exit_block): Remove old location code.
8149 * emit-rtl.c (force_next_line_note): Remove old location code.
8150 * profile.c (branch_prob): Remove old location code.
8151 * tree-vectorizer.h (LOC, UNKNOWN_LOC, EXPR_LOC, LOC_FILE,
8152 LOC_LINE): Remove old-location variants.
8153 * langhooks.c (lhd_print_error_function): Remove old location
8155 * configure, config.in: Rebuilt.
8156 * configure.ac (--enable-mapped-location): Remove.
8157 * c-decl.c (c_init_decl_processing): Remove old location code.
8158 (finish_function): Likewise.
8159 * recog.c (decode_asm_operands): Remove old location code.
8160 * c-pch.c (c_common_read_pch): Remove old location code.
8161 * rtl.def (ASM_INPUT, ASM_OPERANDS): Remove old location
8163 * gimple-low.c (lower_function_body): Remove old location code.
8164 * toplev.c (unknown_location): Remove.
8165 (push_srcloc): Remove old-location variant.
8166 (process_options): Remove old location code.
8167 (lang_dependent_init): Likewise.
8168 * input.h (UNKNOWN_LOCATION): Move definition.
8169 (location_t): Undeprecate.
8170 (source_locus): Remove.
8171 (location_from_locus): Remove.
8172 (struct location_s): Remove.
8173 Remove all old-location code.
8174 (input_line, input_filename): Remove.
8175 * final.c (final_scan_insn): Remove old location code.
8176 * diagnostic.c (diagnostic_build_prefix): Remove
8177 USE_MAPPED_LOCATION test.
8178 * tree.h (gimple_stmt) <locus>: Now a location_t.
8179 (tree_exp) <locus>: Likewise.
8180 (DECL_IS_BUILTIN): Remove old-location variant.
8181 (annotate_with_file_line, annotate_with_locus): Likewise.
8182 (expr_locus, set_expr_locus): Update.
8183 * tree.c (build1_stat): Remove old location code.
8184 (last_annotated_node): Remove.
8185 (annotate_with_file_line): Remove old-location variant.
8186 (annotate_with_locus): Likewise.
8187 (expr_location): Remove old location code.
8188 (set_expr_location): Likewise.
8189 (expr_has_location): Likewise.
8190 (expr_locus): Likewise.
8191 (set_expr_locus): Likewise.
8192 (expr_filename): Don't use location_from_locus.
8193 (expr_lineno): Likewise.
8194 * rtl-error.c (location_for_asm): Remove old location code.
8195 * c-lex.c (cb_line_change): Remove old location code.
8196 (fe_file_change): Likewise.
8197 (cb_def_pragma): Likewise.
8198 (c_lex_with_flags): Likewise.
8199 * gengtype.c (do_typedef): Don't special-case location types.
8200 (define_location_structures): Remove.
8201 (main): Don't call define_location_structures.
8202 * tree-pretty-print.c (dump_implicit_edges): Remove old location
8205 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8208 * builtins.def (BUILT_IN_STDARG_START): Remove.
8209 * builtins.c (expand_builtin): Remove BUILT_IN_STDARG_START.
8210 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
8211 * tree-inline.c (inline_forbidden_p_1): Likewise.
8213 2008-02-26 Richard Guenther <rguenther@suse.de>
8215 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
8216 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
8217 (lookup_decl_from_uid): Declare.
8218 (remove_decl_from_map): Likewise.
8219 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
8220 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
8221 (decl_for_uid_map): New global hashtable mapping DECL_UID
8223 (init_ttree): Allocate it.
8224 (insert_decl_to_uid_decl_map): New helper function.
8225 (make_node_stat): Insert new decls into the map.
8226 (copy_node_stat): Likewise.
8227 (lookup_decl_from_uid): New function.
8228 (remove_decl_from_map): Likewise.
8229 (print_decl_for_uid_map_statistics): New helper.
8230 (dump_tree_statistics): Call it.
8232 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
8233 (referenced_var_iterator): Adjust.
8234 (FOR_EACH_REFERENCED_VAR): Adjust.
8235 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
8236 (num_referenced_vars): Adjust.
8237 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
8238 (first_referenced_var): Remove.
8239 (end_referenced_vars_p): Likewise.
8240 (next_referenced_var): Likewise.
8241 (referenced_var_iterator_set): New helper function.
8242 * tree-dfa.c (referenced_var_lookup): Adjust.
8243 (referenced_var_check_and_insert): Likewise.
8244 (remove_referenced_var): Likewise.
8245 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
8246 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
8247 (verify_call_clobbering): Likewise.
8248 (verify_memory_partitions): Likewise.
8249 (init_tree_ssa): Allocate bitmap instead of hashtable for
8251 (delete_tree_ssa): Adjust.
8252 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
8253 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
8254 (compute_tag_properties): Likewise.
8255 (set_initial_properties): Likewise.
8256 (find_partition_for): Likewise.
8257 (update_reference_counts): Likewise.
8258 (dump_may_aliases_for): Likewise.
8259 * tree-ssa-operands.c (add_virtual_operand): Likewise.
8260 (add_call_clobber_ops): Likewise.
8261 (add_call_read_ops): Likewise.
8262 (get_asm_expr_operands): Likewise.
8263 * tree-into-ssa.c (dump_decl_set): Likewise.
8264 (update_ssa): Likewise.
8265 * tree-sra.c (scan_function): Likewise.
8266 (decide_instantiations): Likewise.
8267 (scalarize_parms): Likewise.
8268 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
8269 (dsa_named_for): Likewise.
8270 * tree-ssa-structalias.c (update_alias_info): Likewise.
8271 (merge_smts_into): Likewise.
8273 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8276 * doc/invoke.texi (-Wall): Add -Wvolatile-register-var.
8277 * c-opts.c (c_common_handle_option): Wall enables
8278 Wvolatile-register-var.
8279 * common.opt: Move Wvolatile-register-var to...
8282 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8284 * common.opt (Wlarger-than=): New.
8285 * doc/invoke.texi (Warning Options): Replace -Wlarger-than- with
8287 * opts.c (common_handle_option): Handle -Wlarger-than=.
8288 * optc-gen.awk: Likewise.
8289 * opth-gen.awk: Likewise.
8290 * stor-layout.c (layout_decl): Use -Wlarger-than= for warning.
8291 * tree-optimize.c (tree_rest_of_compilation): Likewise.
8293 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8295 * c-common.c (match_case_to_enum_1): Add appropriate
8296 OPT_W* parameter to warning.
8297 (c_do_switch_warnings): Likewise.
8298 * c-typeck.c (warning_init): Add one more parameter following
8300 (push_init_level): Update call to warning_init.
8301 (pop_init_level): Likewise.
8302 (add_pending_init): Likewise.
8303 (output_init_element: Likewise.
8305 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8308 * toplev.c (toplev_main): If there are warnings or error, print
8309 errors for ignored options.
8310 * opts.c (ignored_options): New static variable.
8311 (postpone_unknown_option_error): New.
8312 (print_ignored_options): New.
8313 (handle_option): Postpone errors for unknown -Wno-* options.
8314 * opts.h (print_ignored_options): Declare.
8316 2008-02-25 Richard Sandiford <rsandifo@nildram.co.uk>
8318 * config/mips/mips.md (loadgp_blockage, blockage): Change type
8321 2008-02-25 Richard Guenther <rguenther@suse.de>
8324 2008-02-25 Richard Guenther <rguenther@suse.de>
8326 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
8327 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
8328 (lookup_decl_from_uid): Declare.
8329 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
8330 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
8331 (decl_for_uid_map): New global hashtable mapping DECL_UID
8333 (init_ttree): Allocate it.
8334 (insert_decl_to_uid_decl_map): New helper function.
8335 (make_node_stat): Insert new decls into the map.
8336 (copy_node_stat): Likewise.
8337 (lookup_decl_from_uid): New function.
8338 (print_decl_for_uid_map_statistics): New helper.
8339 (dump_tree_statistics): Call it.
8341 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
8342 (referenced_var_iterator): Adjust.
8343 (FOR_EACH_REFERENCED_VAR): Adjust.
8344 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
8345 (num_referenced_vars): Adjust.
8346 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
8347 (first_referenced_var): Remove.
8348 (end_referenced_vars_p): Likewise.
8349 (next_referenced_var): Likewise.
8350 (referenced_var_iterator_set): New helper function.
8351 * tree-dfa.c (referenced_var_lookup): Adjust.
8352 (referenced_var_check_and_insert): Likewise.
8353 (remove_referenced_var): Likewise.
8354 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
8355 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
8356 (verify_call_clobbering): Likewise.
8357 (verify_memory_partitions): Likewise.
8358 (init_tree_ssa): Allocate bitmap instead of hashtable for
8360 (delete_tree_ssa): Adjust.
8361 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
8362 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
8363 (compute_tag_properties): Likewise.
8364 (set_initial_properties): Likewise.
8365 (find_partition_for): Likewise.
8366 (update_reference_counts): Likewise.
8367 (dump_may_aliases_for): Likewise.
8368 * tree-ssa-operands.c (add_virtual_operand): Likewise.
8369 (add_call_clobber_ops): Likewise.
8370 (add_call_read_ops): Likewise.
8371 (get_asm_expr_operands): Likewise.
8372 * tree-into-ssa.c (dump_decl_set): Likewise.
8373 (update_ssa): Likewise.
8374 * tree-sra.c (scan_function): Likewise.
8375 (decide_instantiations): Likewise.
8376 (scalarize_parms): Likewise.
8377 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
8378 (dsa_named_for): Likewise.
8379 * tree-ssa-structalias.c (update_alias_info): Likewise.
8380 (merge_smts_into): Likewise.
8382 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
8385 * doc/invoke.texi (-fcx-limited-range): Document new option.
8386 * toplev.c (process_options): Handle -fcx-fortran-rules.
8387 * common.opt: Add documentation for -fcx-fortran-rules.
8389 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
8392 * doc/invoke.texi (-fcx-limited-range): Correct to be in line with
8393 actual behaviour and C99.
8395 2008-02-26 Ben Elliston <bje@au.ibm.com>
8397 * config/rs6000/rs6000.h (ASM_CPU_POWER5_SPEC): Define.
8398 (ASM_CPU_POWER6_SPEC): Likewise.
8399 (ASM_CPU_SPEC): Pass %(asm_cpu_power5) for -mcpu=power5.
8400 Likewise, pass %(asm_cpu_power6) for -mcpu=power6.
8401 (EXTRA_SPECS): Add asm_cpu_power5, asm_cpu_power6 spec strings.
8403 2008-02-25 Richard Guenther <rguenther@suse.de>
8405 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
8406 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
8407 (lookup_decl_from_uid): Declare.
8408 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
8409 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
8410 (decl_for_uid_map): New global hashtable mapping DECL_UID
8412 (init_ttree): Allocate it.
8413 (insert_decl_to_uid_decl_map): New helper function.
8414 (make_node_stat): Insert new decls into the map.
8415 (copy_node_stat): Likewise.
8416 (lookup_decl_from_uid): New function.
8417 (print_decl_for_uid_map_statistics): New helper.
8418 (dump_tree_statistics): Call it.
8420 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
8421 (referenced_var_iterator): Adjust.
8422 (FOR_EACH_REFERENCED_VAR): Adjust.
8423 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
8424 (num_referenced_vars): Adjust.
8425 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
8426 (first_referenced_var): Remove.
8427 (end_referenced_vars_p): Likewise.
8428 (next_referenced_var): Likewise.
8429 (referenced_var_iterator_set): New helper function.
8430 * tree-dfa.c (referenced_var_lookup): Adjust.
8431 (referenced_var_check_and_insert): Likewise.
8432 (remove_referenced_var): Likewise.
8433 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
8434 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
8435 (verify_call_clobbering): Likewise.
8436 (verify_memory_partitions): Likewise.
8437 (init_tree_ssa): Allocate bitmap instead of hashtable for
8439 (delete_tree_ssa): Adjust.
8440 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
8441 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
8442 (compute_tag_properties): Likewise.
8443 (set_initial_properties): Likewise.
8444 (find_partition_for): Likewise.
8445 (update_reference_counts): Likewise.
8446 (dump_may_aliases_for): Likewise.
8447 * tree-ssa-operands.c (add_virtual_operand): Likewise.
8448 (add_call_clobber_ops): Likewise.
8449 (add_call_read_ops): Likewise.
8450 (get_asm_expr_operands): Likewise.
8451 * tree-into-ssa.c (dump_decl_set): Likewise.
8452 (update_ssa): Likewise.
8453 * tree-sra.c (scan_function): Likewise.
8454 (decide_instantiations): Likewise.
8455 (scalarize_parms): Likewise.
8456 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
8457 (dsa_named_for): Likewise.
8458 * tree-ssa-structalias.c (update_alias_info): Likewise.
8459 (merge_smts_into): Likewise.
8461 2008-02-25 Andreas Krebbel <krebbel1@de.ibm.com>
8464 * cse.c (cse_insn): Avoid creation of overlapping MEMs.
8465 * alias.c (nonoverlapping_memrefs_p): Export for use in other modules.
8466 * alias.h (nonoverlapping_memrefs_p): Likewise.
8468 2008-02-25 Jan Beulich <jbeulich@novell.com>
8470 * Makefile.in: Also prefix uses of crt0.o and mcrt0.o with $(T).
8471 * config/i386/netware-libgcc.exp: Add __bswap?i2,
8472 __emultls_get_address, __emultls_register_common,
8473 __floatundi?f, and _Unwind_GetIPInfo.
8474 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration):
8475 Sync with config/i386/winnt.c:gen_stdcall_or_fastcall_suffix().
8476 (gen_regparm_prefix): Likewise.
8477 (i386_nlm_encode_section_info): Sync with
8478 config/i386/winnt.c:i386_pe_encode_section_info().
8479 (i386_nlm_maybe_mangle_decl_assembler_name): New.
8480 i386_nlm_mangle_decl_assembler_name): New.
8481 (netware_override_options): New.
8482 * config/i386/netware.h (netware_override_options): Declare.
8483 (OVERRIDE_OPTIONS): Re-define to netware_override_options.
8484 (i386_nlm_mangle_decl_assembler_name): Declare.
8485 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Define.
8487 2008-02-25 Ben Elliston <bje@au.ibm.com>
8490 * c-decl.c (grokdeclarator): Remove unused local variables
8491 `typedef_type' and `type_as_written'.
8493 (find_rarely_executed_basic_blocks_and_crossing_edges): Remove
8494 unused local variable `has_hot_blocks'.
8495 (fix_crossing_conditional_branches): Remove unused local variable
8498 2008-02-25 Uros Bizjak <ubizjak@gmail.com>
8501 * builtins.def (BUILT_IN_NAN): Define as c99 builtin
8502 using DEF_C99_BUILTIN.
8503 (BUILT_IN_NANF): Ditto.
8504 (BUILT_IN_NANL): Ditto.
8506 2008-02-25 Ayal Zaks <zaks@il.ibm.com>
8507 Revital Eres <eres@il.ibm.com>
8509 * modulo-sched.c (calculate_must_precede_follow): Address TODO
8510 regarding the order of two dependent insns in the same row.
8512 2008-02-25 Eric Botcazou <ebotcazou@adacore.com>
8514 * stor-layout.c (layout_decl): Do not bump the alignment of a
8515 bit-field to more than byte alignment if it is packed.
8517 2008-02-24 David Edelsohn <edelsohn@gnu.org>
8519 * config/rs6000/rs6000.c (processor_costs): Add cache costs for
8522 2008-02-24 Diego Novillo <dnovillo@google.com>
8524 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg01094.html
8527 * tree-vrp.c (vrp_evaluate_conditional): With
8528 -Wtype-limits, emit a warning when comparing against a
8529 constant outside the natural range of OP0's type.
8530 * c.opt (Wtype-limits): Move ...
8531 * common.opt (Wtype-limits): ... here.
8533 2008-02-24 Edmar Wienskoski <edmar@freescale.com>
8535 * config.gcc (powerpc*-*-*): Add new cores e300c2 and e300c3.
8536 * config/rs6000/e300c2c3.md: New file.
8537 * config/rs6000/rs6000.c (processor_costs): Add new costs for
8539 (rs6000_override_options): Add e300c2 and e300c3 cases to
8540 processor_target_table. Do not allow usage of Altivec or Spe
8541 with e300 cores. Initialize rs6000_cost for e300c2 and e300c3.
8542 (rs6000_issue_rate): Set issue rate for e300c2 and e300c3.
8543 * config/rs6000/rs6000.h (processor_type): Add
8544 PROCESSOR_PPCE300C2 and PROCESSOR_PPCE300C3.
8545 (ASM_CPU_SPEC): Add e300c2 and e300c3.
8546 * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce300c2
8547 and ppce300c3. Include e300c2c3.md.
8549 2008-02-23 David Edelsohn <edelsohn@gnu.org>
8551 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Use STRICT_ALIGNMENT
8552 instead of TARGET_STRICT_ALIGN.
8554 2008-02-23 Joseph Myers <joseph@codesourcery.com>
8556 * explow.c (memory_address): Assert that the generated address is
8559 2008-02-23 Francois-Xavier Coudert <coudert@clipper.ens.fr>
8562 * config/darwin-protos.h: Add darwin_patch_builtins prototype.
8563 * config/darwin-ppc-ldouble-patch.def: New file.
8564 * config/rs6000/darwin.h (SUBTARGET_INIT_BUILTINS): New macro.
8565 * config/rs6000/rs6000.c (rs6000_init_builtins): Call
8566 SUBTARGET_INIT_BUILTINS if defined.
8567 * config/darwin.c (darwin_patch_builtin, darwin_patch_builtins):
8570 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
8573 * simplify-rtx.c (simplify_binary_operation_1): Add simplification
8574 of (and X (ior (not X) Y) and (and (ior (not X) Y) X).
8576 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
8579 * c-pch.c (c_common_valid_pch): Make the "too short to be a PCH
8580 file" warning condtional on -Winvalid-PCH.
8582 2008-02-23 Daniel Jacobowitz <dan@codesourcery.com>
8584 * expmed.c (extract_bit_field): Always use adjust_address for MEM.
8586 2008-02-23 Uros Bizjak <ubizjak@gmail.com>
8590 * config/i386/mmx.md (*mov<mode>_internal_rex64): Use "!y" to
8591 prevent reload from using MMX registers.
8592 (*mov<mode>_internal): Ditto.
8593 (*movv2sf_internal_rex64): Ditto.
8594 (*movv2sf_internal): Ditto.
8596 2008-02-23 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8598 PR documentation/31569
8599 * doc/install.texi2html: Use makeinfo --no-number-sections.
8601 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
8603 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check to
8604 ensure that we can address an entire entity > 8 bytes. Don't
8605 generate reg+reg addressing for such data.
8607 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
8609 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Don't overalign
8610 strings when optimizing for size, unless the target cares about
8613 2008-02-22 Tom Tromey <tromey@redhat.com>
8615 * regclass.c (current_pass): Remove declaration.
8617 2008-02-22 Anatoly Sokolov <aesok@post.ru>
8619 * config/avr/libgcc.S (__RAMPZ__): Define.
8620 (__do_copy_data): Add for devices with 128KB code memory.
8622 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
8624 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
8626 * config/rs6000/eabispe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Likewise.
8628 2008-02-22 Hans-Peter Nilsson <hp@axis.com>
8630 * config/cris/cris.h (REG_CLASS_FROM_LETTER): Recognize 'b' for
8633 2008-02-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8636 * c-typeck.c (build_binary_op): Warn about floating point
8637 comparisons if FLOAT_TYPE_P, not only for REAL_TYPE.
8639 2008-02-21 Janis Johnson <janis187@us.ibm.com>
8642 * config/rs6000/rs6000.c (rs6000_altivec_abi): Clarify comment.
8643 (rs6000_explicit_options): Split abi into spe_abi and altivec_abi,
8645 (rs6000_override_options): Set altivec_abi as default, not override,
8646 for 64-bit GNU/Linux; for 32-bit GNU/Linux default to altivec_abi for
8647 TARGET_ALTIVEC; default to TARGET_ALTIVEC_VRSAVE when AltiVec ABI
8648 is used; use new member spe_abi.
8649 (rs6000_handle_option): Set rs6000_explicit_options.vrsave; use
8650 spe_abi and altivec_abi.
8652 2008-02-22 Tomas Bily <tbily@suse.cz>
8654 * tree-vectorizer.c (vect_is_simple_reduction): Fix comment typo.
8656 2008-02-21 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8659 * config.build (build_file_translate): Set to `CMD //c' only if
8661 * Makefile.in (build_file_translate): Improve comment.
8663 2008-02-21 Jan Hubicka <jh@suse.cz>
8665 * predict.def (PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL,
8666 PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL, PRED_CALL,
8667 PRED_TREE_EARLY_RETURN, PRED_NULL_RETURN): Update.
8669 2008-02-21 Michael Matz <matz@suse.de>
8672 * config/i386/i386.c (ix86_expand_branch): Add missing breaks.
8674 2008-02-21 Uros Bizjak <ubizjak@gmail.com>
8676 * config/i386/i386.md (mov<mode>cc): Macroize expander from movsfcc,
8677 movdfcc and movxfcc using X87MODEF mode iterator and SSE_FLOAT_MODE_P
8679 * config/i386/sse.md (<sse>_movup<ssemodesuffixf2c>): Macroize insn
8680 from sse_movups adn sse2_movupd using SSEMODEF2P mode iterator and
8681 SSE_VEC_FLOAT_MODE_P as insn constraint.
8682 (<sse>_movmskp<ssemodesuffixf2c>): Ditto from similar patterns.
8683 (sse4a_movnt<mode>): Macroize insn from sse4a_movntsf and
8684 sse4a_movntdf using MODEF mode iterator.
8685 (sse4a_vmmovnt<mode>): Macroize insn form sse4a_vmmovntv2df and
8686 sse4a_vmmovntv4sf using SSEMODEF2P mode iterator.
8687 (sse4_1_blendp<ssemodesuffixf2c>): Ditto from similar patterns.
8688 (sse4_1_blendvp<ssemodesuffixf2c>): Ditto.
8689 (sse4_1_dpp<ssemodesuffixf2c>): Ditto.
8690 (sse4_1_roundp<ssemodesuffixf2c>): Ditto.
8691 (sse4_1_rounds<ssemodesuffixf2c>): Ditto.
8693 2008-02-21 Richard Guenther <rguenther@suse.de>
8695 * tree.def (PAREN_EXPR): New tree code.
8696 * fold-const.c (fold_unary): Remove PAREN_EXPR around constants
8698 * tree-pretty-print.c (dump_generic_node): Handle PAREN_EXPR.
8699 * expr.c (expand_expr_real_1): Likewise.
8700 * tree-inline.c (estimate_num_insns_1): Likewise.
8701 * tree-complex.c (expand_complex_move): Likewise.
8702 * tree-vectorizer.c (vect_is_simple_use): Treat PAREN_EXPR (x)
8705 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
8708 * config/sh/sh.c (find_barrier): Don't go past 'from' argument.
8710 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
8713 * config/sh/sh.md (jump_compact): Disable for crossing jumps.
8715 * config/sh/sh.c (find_barrier): Don't go past
8716 NOTE_INSN_SWITCH_TEXT_SECTIONS note.
8718 2008-02-20 DJ Delorie <dj@redhat.com>
8720 * config/h8300/h8300.md (insv): Force source operand to be a register.
8722 * config/h8300/h8300.c (h8300_expand_epilogue): Emit return insn
8723 as a jump, not as a plain insn.
8725 2008-02-20 Seongbae Park <seongbae.park@gmail.com>
8727 * doc/invoke.texi (Warning Options): Add new option
8728 -Wframe-larger-than=.
8729 (-Wframe-larger-than): Document.
8731 * flags.h (warn_frame_larger_than, frame_larger_than_size):
8732 Add declarations for new option variables.
8734 * final.c (final_start_function): Check the frame size
8735 before emission and issue a Wframe-larger-than warning.
8737 * opts.c (warn_frame_larger_than, frame_larger_than_size):
8738 Add definitions for new option variables.
8739 (common_handle_option): Handle new option OPT_Wframe_larger_than_.
8741 * common.opt (Wframe-larger-than=): New option.
8743 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
8745 * config/i386/sse.md (<sse>_vmmul<mode>3): Fix typo in asm template.
8746 (<sse>_div<mode>3): Ditto.
8747 (<sse>_vmdiv<mode>3): Ditto.
8748 (<sse>_vmsqrt<mode>2): Ditto.
8749 (*smax<mode>3): Ditto.
8750 (sse5_frcz<mode>2): Ditto.
8751 (sse5_vmfrcz<mode>2): Ditto. Use TARGET_SSE5 instead of TARGET_ROUND
8754 2008-02-20 Richard Guenther <rguenther@suse.de>
8757 * builtins.c (validate_arg): If we want an INTEGER_TYPE,
8758 be happy with INTEGRAL_TYPE_P.
8760 2008-02-20 Richard Guenther <rguenther@suse.de>
8762 * fold-const.c (split_tree): Associate floatig-point expressions
8763 if flag_associative_math is set.
8765 2008-02-20 Richard Guenther <rguenther@suse.de>
8767 * tree.h (fold_real_zero_addition_p): Declare.
8768 * fold-const.c (fold_real_zero_addition_p): Export.
8769 * tree-ssa-reassoc.c (eliminate_using_constants): Also handle
8770 floating-point operations with zero and one.
8772 2008-02-20 Paolo Bonzini <bonzini@gnu.org>
8774 * doc/install.texi: Correct references to CFLAGS, replacing them
8775 with BOOT_CFLAGS. Document flags used during bootstrap for
8778 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
8780 * config/i386/i386.h (SSE_VEC_FLOAT_MODE_P): New define.
8781 * config/i386/i386.md (*sse_setcc<mode>): Macroize from *sse_setccsf
8782 and *sse_setccdf using MODEF mode iterator and SSE_FLOAT_MODE_P as
8784 (smin<mode>3): Ditto from similar patterns.
8785 (smax<mode>3): Ditto.
8786 (*ieee_smin<mode>3): Ditto.
8787 (*ieee_smax<mode>3): Ditto.
8788 * config/i386/sse.md (sse): New mode attribute.
8789 (mov<mode>): Macroize expander from movv4sf and movv2df using
8790 SSEMODEF2P mode iterator.
8791 (<sse>_movnt<mode>): Ditto from similar patterns. Use
8792 SSE_VEC_FLOAT_MODE_P as insn constraint.
8793 (storent<mode>): Ditto.
8794 (storent<mode>): Macroize expander from storentsf and storentdf using
8795 MODEF mode iterator.
8796 (neg<mode>2): Macroize from negv4sf2 and negv2df2 using SSEMODEF2P
8797 mode iterator and SSE_VEC_FLOAT_MODE_P as insn constraint.
8798 (abs<mode>2): Ditto from similar patterns.
8799 (add<mode>3, *add<mode>3, <sse>_vmadd<mode>3): Ditto.
8800 (sub<mode>3, *sub<mode>3, <sse>_vmsub<mode>3): Ditto.
8801 (<sse>_div<mode>3, <sse>_vmdiv<mode>3): Ditto.
8802 (<sse>_vmsqrt<mode>2): Ditto.
8803 (smin<mode>3, *smin<mode>3_finite, *smin<mode>3)
8804 (<sse>_vmsmin<mode>3, *ieee_smin<mode>3): Ditto.
8805 (smax<mode>3, *smax<mode>3_finite, *smax<mode>3)
8806 (<sse>_vmsmax<mode>3, *ieee_smax<mode>3): Ditto.
8807 (<sse>_maskcmp<mode>3): Macroize from sse_maskcmpv4sf3,
8808 sse_maskcmpsf3, sse2_maskcmpv2df3 and sse2_maskcmpdf3 using SSEMODEF4
8809 mode iterator. Use SSE_FLOAT_MODE_P with SSE_VEC_FLOAT_MODE_P as
8811 (<sse>_comi): Macroize from sse_comi and sse2_comi using MODEF mode
8812 iterator and SSE_FLOAT_MODE_P as insn constraint.
8813 (<sse>_ucomi): Ditto from similar patterns.
8814 (<sse>_vmmaskcmp<mode>3): Macroize from sse_vmmaskcmpv4sf3 and
8815 sse2_vmmaskcmpv2df3 using SSEMODEF2P mode iterator and
8816 SSE_VEC_FLOAT_MODE_P as insn constraint.
8817 (vcond<mode>): Ditto from similar patterns.
8818 (and<mode>3, *and<mode>3): Ditto.
8819 (<sse>_nand<mode>3): Ditto.
8820 (ior<mode>3, *ior<mode>3): Ditto.
8821 (xor<mode>3, *xor<mode>3): Ditto.
8822 (*and<mode>3): Macroize from *andsf3 and *anddf3 using MODEF mode
8823 iterator and SSE_FLOAT_MODE_P as insn constraint.
8824 (*nand<mode>3): Ditto from similar patterns.
8825 (*ior<mode>3): Ditto.
8826 (*xor<mode>3): Ditto.
8828 2008-02-20 Ira Rosen <irar@il.ibm.com>
8830 * config/spu/spu.md (vec_unpacku_hi_v8hi, vec_unpacku_lo_v8hi,
8831 vec_unpacks_hi_v8hi, vec_unpacks_lo_v8hi, vec_unpacku_hi_v16qi,
8832 vec_unpacku_lo_v16qi, vec_unpacks_lo_v16qi): Implement.
8834 2008-02-19 Jan Hubicka <jh@suse.cz>
8836 * predict.c (tree_bb_level_predictions): Remove variable next
8837 mistakely introduced by previous commit.
8839 2008-02-19 Jan Hubicka <jh@suse.cz>
8841 * predict.c (predict_paths_leading_to): Rewrite.
8842 (predict_paths_for_bb): New.
8843 (tree_bb_level_predictions): Update call of predict_paths_leading_to.
8845 2008-02-19 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8848 * Makefile.in (build_file_translate): New.
8849 (gcc-vers.texi): Use it for translating $(abs_srcdir).
8850 * config.build (build_file_translate): Set to `CMD //c' on MinGW.
8851 * configure.ac (build_file_translate): Substitute it.
8852 * configure: Regenerate.
8854 2008-02-19 Jan Hubicka <jh@suse.cz>
8856 PR rtl-optimization/34408
8857 * see.c (see_def_extension_not_merged): Copy subreg so we don't have
8860 2008-02-19 Jan Hubicka <jh@suse.cz>
8863 * tree-inline.c (estimate_num_insns_1): Fix counting of cost of
8866 2008-02-19 H.J. Lu <hongjiu.lu@intel.com>
8869 * config/i386/i386-modes.def: Revert the last DI alignment
8870 change until Ada people can look into it.
8872 2008-02-19 Nick Clifton <nickc@redhat.com>
8874 * opts.c (print_specific_help): Fix typo in --help text.
8876 2008-02-19 Jakub Jelinek <jakub@redhat.com>
8879 * config/i386/cpuid.h (__cpuid, __get_cpuid_max): Use special
8880 32-bit inline asm without asm alternatives for host GCC < 3.0.
8882 2008-02-19 Richard Guenther <rguenther@suse.de>
8884 PR tree-optimization/34989
8885 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Re-structure.
8886 Allow propagation to INDIRECT_REF if we can simplify only.
8888 2008-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8890 * c-common.c (warn_for_collisions_1): Use appropriate option when
8893 2008-02-19 Nick Clifton <nickc@redhat.com>
8896 * opts.c (undocumented_msg): Leave blank unless checking is enabled.
8897 (handle_options): Fix indentation.
8898 (print_filtered_help): If no language-specific options were
8899 displayed tell the user how to list all the options supported by
8900 the language's front-end.
8901 (print_specific_help): Fix indentation and remove duplicate line.
8902 (common_handle_option): Handle the -v option.
8903 For --help enable the display of undocumented options if the -v
8904 switch has been included on the command line.
8905 For --help= check for overlaps in the arguments between the option
8906 classes and the language names and issue a warning when they
8907 cannot be disambiguated.
8908 * c.opt (v): Pass on to the common option handler.
8910 2008-02-19 Revital Eres <eres@il.ibm.com>
8912 * modulo-sched.c (sms_schedule): Change dump message when
8913 create_ddg function fails.
8914 (try_scheduling_node_in_cycle): Rename row to cycle.
8915 (print_partial_schedule): Rename CYCLE to ROW.
8917 2008-02-19 Christian Bruel <christian.bruel@st.com>
8918 Zdenek Dvorak <ook@ucw.cz>
8920 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): Check step alignment.
8922 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
8925 * config/i386/i386.md (*x86_movsicc_0_m1_se): New insn pattern.
8926 (*x86_movdicc_0_m1_se): Ditto.
8928 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
8930 * config/i386/sfp-machine.h (__gcc_CMPtype): New typedef.
8931 (CMPtype): Define as __gcc_CMPtype.
8932 * config/rs6000/sfp-machine.h (__gcc_CMPtype): New typedef.
8933 (CMPtype): Define as __gcc_CMPtype.
8935 2008-02-19 Hans-Peter Nilsson <hp@axis.com>
8937 Support valgrind 3.3 for --enable-checking=valgrind.
8938 * system.h: Consolidate ENABLE_VALGRIND_CHECKING-dependent defines
8940 [!VALGRIND_MAKE_MEM_NOACCESS]: Define as VALGRIND_MAKE_NOACCESS.
8941 [!VALGRIND_MAKE_MEM_DEFINED]: Define as VALGRIND_MAKE_READABLE.
8942 [!VALGRIND_MAKE_MEM_UNDEFINED]: Define as VALGRIND_MAKE_WRITABLE.
8943 * ggc-common.c: Remove ENABLE_VALGRIND_CHECKING-dependent defines.
8944 Replace use of VALGRIND_MAKE_READABLE, VALGRIND_MAKE_WRITABLE, and
8945 VALGRIND_MAKE_NOACCESS with VALGRIND_MAKE_MEM_DEFINED,
8946 VALGRIND_MAKE_MEM_UNDEFINED, and VALGRIND_MAKE_MEM_NOACCESS
8948 * ggc-zone.c: Similar.
8949 * ggc-page.c: Similar.
8951 2008-02-19 Paul Brook <paul@codesourcery.com>
8954 * config/arm/ieee754-df.S: Fix do_it typo.
8955 * config/arm/ieee754-sf.S: Fix do_it typo.
8957 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
8960 * config/i386/i386.c (OPTION_MASK_ISA_MMX_SET): New.
8961 (OPTION_MASK_ISA_3DNOW_SET): Likewise.
8962 (OPTION_MASK_ISA_SSE_SET): Likewise.
8963 (OPTION_MASK_ISA_SSE2_SET): Likewise.
8964 (OPTION_MASK_ISA_SSE3_SET): Likewise.
8965 (OPTION_MASK_ISA_SSSE3_SET): Likewise.
8966 (OPTION_MASK_ISA_SSE4_1_SET): Likewise.
8967 (OPTION_MASK_ISA_SSE4_2_SET): Likewise.
8968 (OPTION_MASK_ISA_SSE4_SET): Likewise.
8969 (OPTION_MASK_ISA_SSE4A_SET): Likewise.
8970 (OPTION_MASK_ISA_SSE5_SET): Likewise.
8971 (OPTION_MASK_ISA_3DNOW_A_UNSET): Likewise.
8972 (OPTION_MASK_ISA_MMX_UNSET): Updated.
8973 (OPTION_MASK_ISA_3DNOW_UNSET): Updated.
8974 (OPTION_MASK_ISA_SSE_UNSET): Likewise.
8975 (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
8976 (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
8977 (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
8978 (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
8979 (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
8980 (OPTION_MASK_ISA_SSE5_UNSET): Likewise.
8981 (OPTION_MASK_ISA_SSE4): Removed.
8982 (ix86_handle_option): Turn on bits in ix86_isa_flags and
8983 ix86_isa_flags_explicit with OPTION_MASK_ISA_XXX_SET for -mXXX.
8984 (override_options): Don't turn on implied SSE/MMX bits in
8987 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
8989 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
8992 2008-02-18 Joey Ye <joey.ye@intel.com>
8995 * tree-nested.c (insert_field_into_struct): Set type alignment
8996 to field alignment if the former is less than the latter.
8998 2008-02-18 Jakub Jelinek <jakub@redhat.com>
9000 * BASE-VER: Set to 4.4.0.
9002 2008-02-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9004 * doc/c-tree.texi: Use @dots{} and @enddots{} where appropriate.
9005 * doc/cfg.texi: Likewise.
9006 * doc/extend.texi: Likewise.
9007 * doc/gty.texi: Likewise.
9008 * doc/invoke.texi: Likewise.
9009 * doc/loop.texi: Likewise.
9010 * doc/md.texi: Likewise.
9011 * doc/passes.texi: Likewise.
9012 * doc/rtl.texi: Likewise.
9013 * doc/sourcebuild.texi: Likewise.
9014 * doc/tm.texi: Likewise.
9015 * doc/tree-ssa.texi: Likewise.
9017 2008-02-17 Richard Guenther <rguenther@suse.de>
9020 * tree-complex.c (init_parameter_lattice_values): Handle parameters
9021 without default definition.
9023 2008-02-17 Richard Guenther <rguenther@suse.de>
9025 PR tree-optimization/35231
9026 * tree-vrp.c (register_edge_assert_for): Do not assume A == 0
9029 2008-02-17 Uros Bizjak <ubizjak@gmail.com>
9032 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
9033 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
9034 libgcc_cmp_return mode.
9036 2008-02-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9039 * doc/invoke.texi (-std): Clarify description of -std= and -ansi.
9041 2008-02-16 Ralf Corsepius <ralf.corsepius@rtems.org>
9043 * config/m68k/t-rtems (M68K_MLIB_CPU): Add 5208, 5307, 5407, 5475
9046 2008-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9048 * doc/c-tree.texi: Use `@.' where appropriate.
9049 * doc/extend.texi: Likewise.
9050 * doc/install.texi: Likewise.
9051 * doc/invoke.texi: Likewise.
9052 * doc/loop.texi: Likewise.
9053 * doc/makefile.texi: Likewise.
9054 * doc/md.texi: Likewise.
9055 * doc/passes.texi: Likewise.
9056 * doc/standards.texi: Likewise.
9057 * doc/tm.texi: Likewise.
9059 2008-02-15 Jakub Jelinek <jakub@redhat.com>
9062 * omp-low.c (expand_omp_for_generic): Don't initialize fd->v
9064 (expand_omp_for_static_nochunk): Initialize fd->v in seq_start_bb
9065 rather than in entry_bb.
9067 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
9069 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
9070 libgcc_cmp_return mode.
9072 2008-02-15 Jakub Jelinek <jakub@redhat.com>
9075 * tree-nested.c (convert_call_expr): Put FRAME.* vars into
9076 OMP_CLAUSE_SHARED rather than OMP_CLAUSE_FIRSTPRIVATE clause.
9078 2008-02-15 Richard Guenther <rguenther@suse.de>
9079 Zdenek Dvorak <ook@ucw.cz>
9081 PR tree-optimization/35164
9082 * tree-flow.h (stmt_references_abnormal_ssa_name): Declare.
9083 * tree-dfa.c (stmt_references_abnormal_ssa_name): New function.
9084 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
9085 Only propagate addresses which do not have abnormal SSA_NAMEs
9088 2008-02-15 Joseph Myers <joseph@codesourcery.com>
9091 * config/m68k/m68k.h (DWARF_CIE_DATA_ALIGNMENT): Define.
9093 2008-02-15 Jan Hubicka <jh@suse.cz>
9096 * ipa.c (cgraph_remove_unreachable_nodes): Clear local.inlinable flag.
9098 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
9101 * function.c (pad_to_arg_alignment): Remove test for STACK_BOUNDARY
9102 when calculating alignment_pad.
9104 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
9106 * config/i386/i386.h (CLEAR_RATIO): Use MIN macro.
9107 (WIDEST_HARDWARE_FP_SIZE): Use LONG_DOUBLE_TYPE_SIZE define.
9108 * config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Use MAX macro
9109 and STACK_BOUNDARY define.
9111 2008-02-14 Danny Smith <dannysmith@users.sourceforge.net>
9113 PR preprocessor/35061
9114 * c-pragma.c (handle_pragma_pop_macro): Check that
9115 pushed_macro_table has been allocated.
9117 2008-02-14 Eric Botcazou <ebotcazou@adacore.com>
9120 * gimplify.c (force_gimple_operand_bsi): Revert 2008-02-12 change.
9121 (force_gimple_operand): Likewise.
9122 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Add new cases
9123 for TARGET_MEM_REF and CONVERT_EXPR/NON_LVALUE_EXPR/NOP_EXPR.
9124 Also recurse on the operand for regular VIEW_CONVERT_EXPRs.
9125 (find_interesting_uses_address): Check addressability and alignment
9126 of the base expression only after substituting bases of IVs into it.
9128 2008-02-14 Michael Matz <matz@suse.de>
9131 * function.c (instantiate_virtual_regs_in_insn): Reload address
9132 before falling back to reloading the whole operand.
9134 2008-02-14 Andreas Krebbel <krebbel1@de.ibm.com>
9136 * config/s390/s390.c (s390_mainpool_start): Emit the pool
9137 before the first section switch note.
9139 2008-02-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9141 * doc/bugreport.texi: Update copyright years.
9142 * doc/c-tree.texi: Likewise.
9143 * doc/cfg.texi: Likewise.
9144 * doc/cpp.texi: Likewise.
9145 * doc/cppinternals.texi: Likewise.
9146 * doc/fragments.texi: Likewise.
9147 * doc/frontends.texi: Likewise.
9148 * doc/gcc.texi: Likewise.
9149 * doc/gty.texi: Likewise.
9150 * doc/hostconfig.texi: Likewise.
9151 * doc/implement-c.texi: Likewise.
9152 * doc/libgcc.texi: Likewise.
9153 * doc/loop.texi: Likewise.
9154 * doc/makefile.texi: Likewise.
9155 * doc/options.texi: Likewise.
9156 * doc/passes.texi: Likewise.
9157 * doc/rtl.texi: Likewise.
9158 * doc/sourcebuild.texi: Likewise.
9159 * doc/standards.texi: Likewise.
9160 * doc/tree-ssa.texi: Likewise.
9161 * doc/trouble.texi: Likewise.
9163 * doc/extend.texi: Use @: or add comma where appropriate.
9164 * doc/invoke.texi: Likewise.
9165 * doc/tm.texi: Likewise.
9167 2008-02-14 Alan Modra <amodra@bigpond.net.au>
9170 * config/rs6000/rs6000.md (restore_stack_block): Force operands[1]
9173 2008-02-14 Jesper Nilsson <jesper.nilsson@axis.com>
9175 * doc/md.texi (clz, ctz): Add reference.
9176 * doc/rtl.texi (clz, ctz): Likewise.
9178 2008-02-13 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9181 * Makefile.in (gcc-vers.texi): Use abs_srcdir for the value of
9184 2008-02-13 Andreas Krebbel <krebbel1@de.ibm.com>
9186 * config/s390/s390.c (struct constant_pool): New field
9187 emit_pool_after added.
9188 (s390_mainpool_start): Set the emit_pool_after flag according
9189 to the section switch notes.
9190 (s390_mainpool_finish): Consider emit_pool_after when emitting
9191 the literal pool at the end of the function.
9192 (s390_chunkify_start): Force literal pool splits at section
9195 2008-02-13 Michael Matz <matz@suse.de>
9198 * var-tracking.c (clobber_variable_part): Correctly traverse the
9201 2008-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9204 * doc/invoke.texi (Debugging Options): Remove -fdump-tree-inlined.
9205 Add -fdump-ipa-inline.
9206 * tree-dump.c (dump_files): Remove tree-inlined dump.
9207 * tree-pass.h (tree_dump_index): Remove TDI_inlined.
9209 2008-02-12 Richard Guenther <rguenther@suse.de>
9211 PR tree-optimization/35171
9212 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Deal with
9215 2008-02-12 Richard Guenther <rguenther@suse.de>
9218 * fold-const.c (fold_widened_comparison): Use get_unwidened in
9219 value-preserving mode. Disallow final truncation.
9221 2008-02-12 Eric Botcazou <ebotcazou@adacore.com>
9224 * gimplify.c (force_gimple_operand_bsi): Move SSA renaming
9225 code from here to...
9226 (force_gimple_operand): ...here.
9228 2008-02-12 Jakub Jelinek <jakub@redhat.com>
9231 * tree-sra.c (sra_build_assignment): fold_convert SRC if copying
9232 non-compatible pointers.
9233 (generate_element_copy): If SRC and DST are RECORD_TYPEs with
9234 different FIELD_DECLs, try harder by comparing field offsets, sizes
9238 * function.c (match_asm_constraints_1): Don't replace the same input
9241 2008-02-12 Anatoly Sokolov <aesok@post.ru>
9243 * config/avr/avr.h (AVR_HAVE_RAMPZ): Define.
9244 * config/avr/avr.c (expand_prologue): Save RAMPZ register.
9245 (expand_epilogue): Restore RAMPZ register.
9246 * config/avr/avr.md (RAMPZ_ADDR): New constant.
9248 2008-02-11 Kai Tietz <kai.tietz@onevision.com>
9250 * config/i386/cygwin.asm: (__alloca): Correct calling
9251 convention and alignment.
9252 (__chkstk): Force 8 byte stack alignment.
9254 2008-02-11 Uros Bizjak <ubizjak@gmail.com>
9255 Richard Guenther <rguenther@suse.de>
9257 PR tree-optimization/33992
9258 * tree-ssa-loop-im.c (rewrite_bittest): Fixup the type of
9259 the zero we compare against.
9261 2008-02-10 Danny Smith <dannysmith@users.sourceforge.net>
9264 * gthr-win32.h (__gthread_mutex_destroy_function): New function
9265 to CloseHandle after unlocking to prevent accumulation of handle
9268 2008-02-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9271 * pa.c (legitimize_pic_address): Add REG_EQUAL note on sets with a
9272 pic_label_operand source. Similarly, add a REG_LABEL_OPERAND note
9273 and update LABEL_NUSES during and after reload.
9275 2008-02-08 Steven Bosscher <stevenb.gcc@gmail.com>
9278 * combine.c (simplify_if_then_else): Make sure the comparison is
9279 against const0_rtx when simplifying to (abs x) or (neg (abs X)).
9281 2008-02-08 Richard Sandiford <rsandifo@nildram.co.uk>
9284 * double-int.h: Don't include gmp.h for GENERATOR_FILEs.
9285 (mpz_set_double_int, mpz_get_double_int): Hide from GENERATOR_FILEs.
9286 * real.h: Don't include gmp.h or mpfr.h for GENERATOR_FILEs.
9287 (real_from_mpfr, mpfr_from_real): Hide from GENERATOR_FILEs.
9288 * tree.h (get_type_static_bounds): Likewise.
9290 2008-02-08 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9292 * doc/invoke.texi (Option Summary, C++ Dialect Options)
9293 (Objective-C and Objective-C++ Dialect Options, Warning Options):
9294 Make -Wfoo language annotations match what the compiler outputs.
9296 2008-02-08 Sa Liu <saliu@de.ibm.com>
9298 * config/spu/spu-builtins.def: Fixed wrong parameter type in spu
9299 intrinsics spu_convts, spu_convtu, spu_convtf.
9301 2008-02-08 Hans-Peter Nilsson <hp@axis.com>
9303 * doc/extend.texi (Function Attributes) <noinline>: Mention
9304 asm ("") as method to keep calls.
9306 2008-02-07 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9309 * doc/options.texi (Options): Replace references to opts.sh with
9311 * opts-common.c: Likewise.
9312 * optc-gen.awk: Likewise.
9314 2008-02-07 Andreas Krebbel <krebbel1@de.ibm.com>
9316 * config/s390/s390.h (FUNCTION_ARG_REGNO_P): Fix fprs for 64 bit.
9318 2008-02-07 Richard Henderson <rth@redhat.com>
9321 * config/alpha/alpha.c (alpha_emit_xfloating_compare): Use an
9322 EXPR_LIST for the REG_EQUAL instead of a comparison with a
9325 2008-02-07 Uros Bizjak <ubizjak@gmail.com>
9327 PR tree-optimization/35085
9328 * tree-ssa-reassoc.c (rewrite_expr_tree): Enable destructive update
9329 for operand entry oe2 in addition to operand entry oe3 in order to
9330 expose more opportunities for vectorizer sum reduction.
9332 2008-02-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9335 * Makefile.in (LIBS): Remove $(GMPLIBS).
9336 (cc1-dummy, cc1): Add $(GMPLIBS).
9338 2008-02-06 Jan Hubicka <jh@suse.cz>
9341 * i386.md (moddf_integer): Do not produce partial memory stalls for
9342 targets where it hurts.
9344 2008-02-06 Uros Bizjak <ubizjak@gmail.com>
9347 * optabs.c (expand_float): Do not check for decimal modes when
9348 expanding unsigned integer through signed conversion.
9350 2008-02-06 Nick Clifton <nickc@redhat.com>
9352 * config/stormy16/stormy16.md (eqbranchsi): Replace a match_dup
9353 inside the clobber with a match_operand and duplicated operand
9354 number in the constraint.
9355 (ineqbranchsi): Delete redundant comment.
9357 2008-02-06 Ralf Corsepius <ralf.corsepius@rtems.org>
9359 * config/arm/rtems-elf.h (TARGET_OS_CPP_BUILTINS): Add
9360 builtin_define ("__USE_INIT_FINI__").
9361 * config/h8300/t-rtems (MULTILIB_OPTION,MULTILIB_DIRNAMES): Add
9363 * gthr-rtems.h: Remove __GTHREAD_MUTEX_INIT.
9365 2008-02-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9367 PR documentation/30330
9368 * doc/invoke.texi (C++ Dialect Options)
9369 (Objective-C and Objective-C++ Dialect Options, Warning Options):
9370 For each warning option -Wfoo that allows -Wno-foo, ensure both
9371 -Wfoo and -Wno-foo are listed in the option index. Fix index
9372 entry of -Wswitch-default, index -Wnormalized= including the
9373 `=', and -Wlarger-than-@var{len} including @var{len}.
9375 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
9377 * config/i386/i386.md (floatunssisf2): Use
9378 ix86_expand_convert_uns_sisf_sse also for TARGET_SSE.
9379 (floatunssi<mode>2): Rename from floatunssisf2 and floatunssidf2.
9380 Macroize expander using MODEF mode iterator.
9382 2008-02-05 Diego Novillo <dnovillo@google.com>
9384 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00140.html
9387 * tree-vrp.c (vrp_evaluate_conditional): Revert fix for PR 33738.
9389 2008-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9392 * toplev.c (print_version): Honor `indent' for GMP/MPFR warnings.
9394 2008-02-05 H.J. Lu <hongjiu.lu@intel.com>
9397 * config/i386/i386.c (ix86_function_sseregparm): Add an arg
9398 to indicate if a message should be generated.
9399 (init_cumulative_args): Updated.
9400 (function_value_32): Likewise.
9402 2008-02-05 Joseph Myers <joseph@codesourcery.com>
9404 * doc/include/texinfo.tex: Update to version 2008-02-04.16.
9406 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
9409 * config/i386/i386.md (floatunsisf2): Enable for TARGET_SSE_MATH only.
9410 Call ix86_expand_convert_uns_sisf_sse for TARGET_SSE2.
9412 2008-02-04 Diego Novillo <dnovillo@google.com>
9414 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00110.html
9417 * tree-vrp.c (vrp_evaluate_conditional): With
9418 -Wtype-limits, emit a warning when comparing against a
9419 constant outside the natural range of OP0's type.
9421 2008-02-04 Richard Guenther <rguenther@suse.de>
9424 * expr.c (count_type_elements): Give for unions instead of
9427 2008-02-04 Richard Guenther <rguenther@suse.de>
9430 * gimplify.c (gimplify_init_ctor_eval): Convert array indices
9431 to TYPE_DOMAINs base type instead of using bitsizetype here.
9433 2008-02-03 Jason Merrill <jason@redhat.com>
9435 * print-tree.c (print_node) [CONSTRUCTOR]: Print elements.
9437 2008-02-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9440 * doc/invoke.texi (C++ Dialect Options, Optimize Options)
9441 (HPPA Options, i386 and x86-64 Options, IA-64 Options)
9442 (RS/6000 and PowerPC Options): Fix typos and markup.
9443 * doc/passes.texi (Tree-SSA passes): Likewise.
9445 2008-02-02 Michael Matz <matz@suse.de>
9448 * postreload-gcse.c (record_last_reg_set_info_regno): Renamed
9449 from record_last_reg_set_info.
9450 (record_last_reg_set_info): Take an RTX argument, iterate over all
9451 constituent hardregs.
9452 (record_last_set_info, record_opr_changes): Change calls to
9453 new signature or to record_last_reg_set_info_regno.
9455 2008-02-02 Gerald Pfeifer <gerald@pfeifer.com>
9457 * doc/extend.texi (X86 Built-in Functions): Fix grammar.
9459 2008-02-01 Hans-Peter Nilsson <hp@axis.com>
9461 PR rtl-optimization/34773
9462 * reg-notes.def (EQUAL): Mention significance of combination of
9463 REG_EQUAL and REG_RETVAL.
9464 * fwprop.c (try_fwprop_subst): Don't add REG_EQUAL to an
9465 insn that has a REG_RETVAL.
9467 2008-02-01 Roger Sayle <roger@eyesopen.com>
9470 * configure.ac (--enable-fixed-point): Disable unless explicitly
9472 * configure: Regenerate.
9474 2008-02-01 Richard Guenther <rguenther@suse.de>
9477 * invoke.texi (-finline-limit): Remove no longer true parts
9478 of the documentation. Note that there is no default value.
9480 2008-02-01 Andrew Pinski <pinskia@gmail.com>
9481 Mark Mitchell <mark@codesourcery.com>
9482 Ben Elliston <bje@au.ibm.com>
9485 * doc/extend.texi (Other Builtins): Document.
9487 2008-01-31 Tom Browder <tom.browder@gmail.com>
9489 * doc/c-tree.texi (Types): Fix grammar.
9490 (Expression trees): Ditto.
9491 * doc/passes.texi (Tree-SSA passes): Ditto.
9493 * doc/configterms.texi (Configure Terms): Fix typo.
9494 * doc/cpp.texi (Common Predefined Macros): Ditto.
9495 * doc/md.texi (Machine Constraints): Ditto.
9497 * doc/makefile.texi (Makefile): Add comma.
9499 2008-01-31 Tom Browder <tom.browder@gmail.com>
9500 Gerald Pfeifer <gerald@pfeifer.com>
9502 * doc/sourcebuild.texi (Front End): Remove references to CVS
9503 and CVSROOT/modules.
9504 (Texinfo Manuals): Replace reference to CVS by one to SVN.
9505 (Back End): Remove reference to CVS.
9507 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
9510 * config/mips/mips.c (gen_load_const_gp): New function, taking a
9512 (mips16_gp_pseudo_reg): ...here.
9513 * config/mips/mips.md (load_const_gp): Replace with...
9514 (load_const_gp_<mode>): ...this :P-based insn.
9516 2008-01-31 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9518 * doc/invoke.texi (-ansi): Mention explicitly corresponding -std=
9519 options. Minor fixes.
9520 (-std): Move reference to standards closer to where language
9521 standards are first mentioned.
9523 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
9525 PR rtl-optimization/34995
9526 * reload.c (alternative_allows_const_pool_ref): Take an rtx
9527 parameter and return a bool. If the rtx parameter is nonnull,
9528 check that it satisfies an EXTRA_MEMORY_CONSTRAINT.
9529 (find_reloads): Update call accordingly. Pass the new operand
9530 if it needed no address reloads, otherwise pass null.
9532 2008-01-30 Richard Henderson <rth@redhat.com>
9535 * tree.c (build_type_attribute_qual_variant): Skip TYPE_DOMAIN
9536 for unbounded arrays.
9538 2008-01-30 Silvius Rus <rus@google.com>
9540 * config/i386/xmmintrin.h (_mm_prefetch): Add const to first arg.
9542 2008-01-30 Jan Hubicka <jh@suse.cz>
9545 * i386.c (init_cumulative_args): Use real function declaration when
9548 2008-01-30 Richard Sandiford <rsandifo@nildram.co.uk>
9550 PR rtl-optimization/34998
9551 * global.c (build_insn_chain): Treat non-subreg_lowpart
9552 SUBREGs of pseudos as clobbering all the words covered by the
9553 SUBREG, not just all the bytes.
9554 * ra-conflict.c (clear_reg_in_live): Likewise. Take the
9555 original df_ref rather than an extract parameter.
9556 (global_conflicts): Update call accordingly.
9558 2008-01-30 Andreas Krebbel <krebbel1@de.ibm.com>
9560 * config/s390/fixdfdi.h (__fixunstfdi, __fixtfdi): Rearrange
9561 the overflow check to make it easier to read.
9562 (__fixtfdi): Change the type of the ll member in union
9563 long_double to UDItype_x.
9565 2008-01-30 Jakub Jelinek <jakub@redhat.com>
9568 * cgraph.h (cgraph_update_edges_for_call_stmt): New prototype.
9569 * cgraph.c (cgraph_update_edges_for_call_stmt): New function.
9570 * tree-inline.c (fold_marked_statements): Call
9571 cgraph_update_edges_for_call_stmt if folding a call statement.
9572 * cgraphunit.c (verify_cgraph_node): Set cfun to this_cfun for
9573 debug_generic_stmt calls, reset it back afterwards.
9576 * c-decl.c (start_decl): Don't pedwarn about TREE_READONLY
9578 * c-typeck.c (build_external_ref): Don't pedwarn about
9579 static vars in current function's scope.
9581 2008-01-29 Joseph Myers <joseph@codesourcery.com>
9583 * config.gcc (i[34567]86-*-nto-qnx*): Remove deprecation.
9585 2008-01-29 Bernhard Fischer <aldot@gcc.gnu.org>
9588 * ipa-struct-reorg.c: Fix spelling.
9589 * params.def: Ditto.
9591 2008-01-29 Richard Guenther <rguenther@suse.de>
9594 * tree-inline.h (struct copy_body_data): Add remapping_type_depth
9596 * tree-inline.c (remap_type): Increment remapping_type_depth
9597 around remapping types.
9598 (copy_body_r): Only add referenced variables if they are referenced
9599 from code, not types.
9601 2008-01-29 Douglas Gregor <doug.gregor@gmail.com>
9612 * c-pretty-print.c (pp_c_type_qualifier_list): Don't try to print
9613 qualifiers for an ERROR_MARK_NODE or a NULL_TREE.
9615 2008-01-28 Andy Hutchinson <hutchinsonandy@netscape.net>
9618 * config/avr/avr.c (expand_prologue): Use correct QI mode frame
9619 pointer for tiny stack.
9621 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
9623 * doc/tree-ssa.texi: Add cindex PHI nodes and improve wording.
9625 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
9627 * config/vx-common.h: Fix typo in comment.
9629 2008-01-28 Ian Lance Taylor <iant@google.com>
9633 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Don't
9634 coalesce pointers if they have different DECL_NO_TBAA_P values.
9635 * tree-ssa-copy.c (may_propagate_copy): Don't propagate copies
9636 between variables with different DECL_NO_TBAA_P values.
9638 2008-01-28 Nathan Froyd <froydnj@codesourcery.com>
9641 * config/rs6000/rs6000.c (small_data_operand): Vectors and floats
9642 are not legitimate small data references on SPE targets.
9644 2008-01-28 David Daney <ddaney@avtrex.com>
9646 * doc/install.texi (mips-*-*): Recommend binutils 2.18.
9648 2008-01-28 David Daney <ddaney@avtrex.com>
9650 * doc/install.texi (--disable-libgcj-bc): Reword documentation.
9652 2008-01-27 Joseph Myers <joseph@codesourcery.com>
9654 * config.gcc (strongarm*-*, ep9312*-*, xscale*-*, parisc*-*,
9655 m680[012]0-*, *-*-beos*, *-*-kaos*, *-*-linux*aout*,
9656 *-*-linux*libc1*, *-*-solaris2.[0-6], *-*-solaris2.[0-6].*,
9657 *-*-sysv*, *-*-windiss*, alpha*-*-unicosmk*, cris-*-aout,
9658 hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
9659 i[34567]86-sequent-ptx4*, i[34567]86-*-nto-qnx*,
9660 i[34567]86-*-sco3.2v5*, i[34567]86-*-uwin*, powerpc-*-chorusos*,
9661 vax-*-bsd*, vax-*-ultrix*): Mark obsolete.
9663 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
9665 * basic-block.h (condjump_equiv_p): Fix comment.
9667 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
9669 * tree-pretty-print.c (print_generic_decl, print_generic_stmt,
9670 print_generic_stmt_indented): Fix comment.
9672 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
9674 * configure.ac (__stack_chk_fail): Add detecion for availability
9675 of SSP in uClibc by checking if __UCLIBC_HAS_SSP__ is defined.
9676 * configure: Regenerate.
9678 2008-01-26 Maxim Kuvyrkov <maxim@codesourcery.com>
9681 * final.c (output_addr_const): Handle TRUNCATE.
9683 2008-01-26 Zdenek Dvorak <ook@ucw.cz>
9686 * tree-ssa-loop-ivopts.c (comp_cost): New type.
9687 (zero_cost, infinite_cost): New constants.
9688 (struct cost_pair): Change type of cost to comp_cost.
9689 (struct iv_ca): Change type of cand_use_cost and cost to comp_cost.
9690 (new_cost, add_costs, sub_costs, compare_costs, infinite_cost_p):
9692 (set_use_iv_cost, force_expr_to_var_cost, force_var_cost,
9693 split_address_cost, ptr_difference_cost, difference_cost,
9694 get_computation_cost_at, get_computation_cost,
9695 determine_use_iv_cost_generic, determine_use_iv_cost_address,
9696 determine_use_iv_cost_condition, determine_use_iv_costs,
9697 cheaper_cost_pair, iv_ca_recount_cost, iv_ca_set_no_cp,
9698 iv_ca_set_cp, iv_ca_cost, iv_ca_new, iv_ca_dump, iv_ca_extend,
9699 iv_ca_narrow, iv_ca_prune, try_improve_iv_set, find_optimal_iv_set):
9700 Change type of cost to comp_cost.
9701 (determine_iv_cost): Increase cost of non-original ivs, instead
9702 of decreasing the cost of original ones.
9703 (get_address_cost): Indicate the complexity of the addressing mode
9705 (try_add_cand_for): Prefer using ivs not specific to some object.
9706 * tree-flow.h (force_expr_to_var_cost): Declaration removed.
9708 2008-01-26 Peter Bergner <bergner@vnet.ibm.com>
9709 Janis Johnson <janis187@us.ibm.com>
9712 * doc/tm.texi (TARGET_EXPAND_TO_RTL_HOOK): Document.
9713 (TARGET_INSTANTIATE_DECLS): Likewise.
9714 * target.h (expand_to_rtl_hook): New target hook.
9715 (instantiate_decls): Likewise.
9716 * function.c (instantiate_decl): Make non-static. Rename to...
9717 (instantiate_decl_rtl): ... this.
9718 (instantiate_expr): Use instantiate_decl_rtl.
9719 (instantiate_decls_1): Likewise.
9720 (instantiate_decls): Likewise.
9721 (instantiate_virtual_regs: Call new instantiate_decls taget hook.
9722 * function.h (instantiate_decl_rtl): Add prototype.
9723 * cfgexpand.c (target.h): New include.
9724 (tree_expand_cfg): Call new expand_to_rtl_hook target hook.
9725 * target-def.h (TARGET_EXPAND_TO_RTL_HOOK): New define.
9726 (TARGET_INSTANTIATE_DECLS): Likewise.
9727 (TARGET_INITIALIZER): New target hooks added.
9728 * config/rs6000/rs6000-protos.h (rs6000_secondary_memory_needed_rtx):
9730 * config/rs6000/rs6000.c (tree-flow.h): New include.
9731 (machine_function): Add sdmode_stack_slot field.
9732 (rs6000_alloc_sdmode_stack_slot): New function.
9733 (rs6000_instantiate_decls): Likewise.
9734 (rs6000_secondary_memory_needed_rtx): Likewise.
9735 (rs6000_check_sdmode): Likewise.
9736 (TARGET_EXPAND_TO_RTL_HOOK): Target macro defined.
9737 (TARGET_INSTANTIATE_DECLS): Likewise.
9738 (rs6000_hard_regno_mode_ok): Allow SDmode.
9739 (num_insns_constant): Likewise. Handle _Decimal32 constants.
9740 (rs6000_emit_move): Handle SDmode.
9741 (function_arg_advance): Likewise.
9742 (function_arg): Likewise.
9743 (rs6000_gimplify_va_arg): Likewise. Add special handling of
9744 SDmode var args for 32-bit compiles.
9745 (rs6000_secondary_reload_class): Handle SDmode.
9746 (rs6000_output_function_epilogue): Likewise.
9747 (rs6000_function_value): Simplify if statement.
9748 (rs6000_libcall_value): Likewise.
9749 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Handle SDmode.
9750 (SECONDARY_MEMORY_NEEDED_RTX): Add define.
9751 * config/rs6000/dfp.md (movsd): New define_expand and splitter.
9752 (movsd_hardfloat): New define_insn.
9753 (movsd_softfloat): Likewise.
9754 (movsd_store): Likewise.
9755 (movsd_load): Likewise.
9756 (extendsddd2): Likewise.
9757 (extendsdtd2): Likewise.
9758 (truncddsd2): Likewise.
9759 (movdd_hardfloat64): Fixup comment.
9760 (UNSPEC_MOVSD_LOAD): New constant.
9761 (UNSPEC_MOVSD_STORE): Likewise.
9763 2008-01-26 Jakub Jelinek <jakub@redhat.com>
9766 * c-pretty-print.c (pp_c_exclusive_or_expression): Handle
9768 (pp_c_logical_and_expression): Handle TRUTH_AND_EXPR.
9769 (pp_c_logical_or_expression): Handle TRUTH_OR_EXPR.
9770 (pp_c_expression): Handle TRUTH_AND_EXPR, TRUTH_OR_EXPR
9773 2008-01-26 David Edelsohn <edelsohn@gnu.org>
9776 * config.gcc: Separate AIX 5.3 from AIX 6.1.
9777 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
9778 __LONGDOUBLE128 too.
9779 * config/rs6000/aix61.h: New file.
9781 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
9783 PR rtl-optimization/34959
9784 * optabs.c (expand_unop): In libcall notes, give ffs, clz, ctz,
9785 popcount and parity rtxes the same mode as their operand.
9786 Truncate or extend the result to the return value's mode
9789 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
9792 * config/mips/mips-protos.h (mips_expand_call): Return an rtx.
9793 * config/mips/mips.h (FIRST_PSEUDO_REGISTER): Rename FAKE_CALL_REGNO
9794 to GOT_VERSION_REGNUM.
9795 (CALL_REALLY_USED_REGISTERS): Set the GOT_VERSION_REGNUM entry to 0.
9796 (EPILOGUE_USES): Include GOT_VERSION_REGNUM if TARGET_USE_GOT.
9797 * config/mips/mips.c (mips_emit_call_insn): New function.
9798 (mips_call_tls_get_addr): Call mips_expand_call directly.
9799 (mips16_copy_fpr_return_value): Use mips_emit_call_insn rather than
9801 (mips16_build_call_stub): Likewise. Return the call insn or null.
9802 (mips_expand_call): Update the call to mips16_build_call_stub
9803 accordingly and a remove redundant condition. Assert that MIPS16
9804 stubs do not use lazy binding. Use mips_emit_call_insn and return
9806 (mips_extra_live_on_entry): Include GOT_VERSION_REGNUM if
9808 (mips_hard_regno_mode_ok_p): Allow SImode for GOT_VERSION_REGNUM.
9809 (mips_avoid_hazard): Remove hazard_set handling.
9810 * config/mips/mips.md (UNSPEC_EH_RECEIVER): Rename to...
9811 (UNSPEC_RESTORE_GP): ...this.
9812 (UNSPEC_SET_GOT_VERSION, UNSPEC_UPDATE_GOT_VERSION): New constants.
9813 (FAKE_CALL_REGNO): Rename to...
9814 (GOT_VERSION_REGNUM): ...this.
9815 (type): Add "ghost" value. Add an associated insn reservation.
9816 (hazard_set): Remove.
9817 (exception_receiver): Rename to...
9818 (restore_gp): ...this and update the unspec identifier accordingly.
9819 (exception_receiver, nonlocal_got_receiver): New expanders.
9820 (load_call<mode>): Use GOT_VERSION_REGNUM. Don't set
9821 FAKE_CALL_REGNO. Remove hazard_set attribute.
9822 (set_got_version, update_got_version): New patterns.
9824 2008-01-26 Danny Smith <dannysmith@users.sourceforge.net>
9827 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Define.
9829 2008-01-25 Joseph Myers <joseph@codesourcery.com>
9832 * doc/install.texi2html: Generate gcc-vers.texi.
9834 2008-01-25 DJ Delorie <dj@redhat.com>
9836 * config/m32c/m32c.h (ASM_PREFERRED_EH_DATA_FORMAT): Define.
9838 2008-01-25 Joseph Myers <joseph@codesourcery.com>
9840 * config/c4x: Remove directory.
9841 * config.gcc (crx-*, mt-*): Mark obsolete.
9842 (c4x-*, tic4x-*, c4x-*-rtems*, tic4x-*-rtems*, c4x-*, tic4x-*,
9843 h8300-*-rtemscoff*, ns32k-*-netbsdelf*, ns32k-*-netbsd*,
9844 sh-*-rtemscoff*): Remove cases.
9845 * defaults.h (C4X_FLOAT_FORMAT): Remove.
9846 * real.c (encode_c4x_single, decode_c4x_single,
9847 encode_c4x_extended, decode_c4x_extended, c4x_single_format,
9848 c4x_extended_format): Remove.
9849 * real.h (c4x_single_format, c4x_extended_format): Remove.
9850 * doc/extend.texi (interrupt, naked): Remove mention of attributes
9852 (Pragmas): Remove comment about c4x pragmas.
9853 * doc/install.texi (c4x): Remove target-specific instructions.
9854 * doc/invoke.texi (TMS320C3x/C4x Options): Remove.
9855 * doc/md.texi (Machine Constraints): Remove C4x documentation.
9856 * doc/tm.texi (MEMBER_TYPE_FORCES_BLK, c_register_pragma): Do not
9857 refer to C4x source files as examples.
9858 (C4X_FLOAT_FORMAT): Remove documentation.
9860 2008-01-25 Bernd Schmidt <bernd.schmidt@analog.com>
9862 * config/bfin/bfin.c (override_options): Reorder tests so that
9863 flag_pic gets enabled for -msep-data.
9865 2008-01-25 Richard Guenther <rguenther@suse.de>
9868 * expr.c (expand_expr_real_1): Reduce result of LSHIFT_EXPR
9869 to its bitfield precision if required.
9871 2008-01-25 Jakub Jelinek <jakub@redhat.com>
9874 * tree-nested.c (walk_omp_for): New function.
9875 (convert_nonlocal_reference, convert_local_reference): Call
9876 walk_omp_for on OMP_FOR.
9877 (convert_call_expr): Call walk_body on OMP_FOR's
9878 OMP_FOR_PRE_INIT_BODY.
9880 2008-01-25 Richard Guenther <rguenther@suse.de>
9882 PR tree-optimization/34966
9883 * tree-ssa-math-opts.c (execute_cse_sincos_1): For all but
9884 default defs and PHI_NODEs we have to insert after the
9887 2008-01-24 Nick Clifton <nickc@redhat.com>
9889 * config/stormy16/stormy16-lib2.c (MIN_UNITS_PER_WORD):
9890 Provide a default definition.
9891 (LIBGCC2_UNITS_PER_WORD): Likewise.
9893 * config/stormy16/stormy16.c: Include df.h for the prototype
9894 for df_regs_ever_live_p.
9895 (xstormy16_expand_builtin_va_start): Convert the stack offset
9896 into a component_ref and then use POINTER_PLUS_EXPR to add it
9897 to the incoming_virtual_args_rtx.
9898 (xstormy16_gimplify_va_arg_expr): Rename to
9899 xstormy16_gimplify_va_arg_expr.
9900 Use POINTER_PLUS_EXPR when performing pointer arithmetic.
9901 (TARGET_GIMPLIFY_VA_ARG_EXPR): Use renamed
9902 xstormy16_gimplify_va_arg_expr.
9903 Fix up some formatting issues.
9905 * config/stormy16/stormy16.c: (xstormy16_carry_plus_operand):
9906 Move to predicates.md.
9907 (xs_hi_general_operand): Likewise.
9908 (xs_hi_nonmemory_operand): Likewise.
9909 * config/stormy16/predicates.md:
9910 (xstormy16_carry_plus_operand): New predicate.
9911 (xs_hi_general_operand): New predicate.
9912 (xs_hi_nonmemory_operand): New predicate.
9913 * config/stormy16/stormy16-protos.h:
9914 (xstormy16_carry_plus_operand): Delete prototype.
9915 (xs_hi_general_operand): Likewise.
9916 (xs_hi_nonmemory_operand): Likewise.
9918 * config/storm16/stormy16.md (addhi3): Remove earlyclobber
9919 modifiers as they are no longer needed and they can trigger
9920 reload spill failures.
9922 * config/storm16/stormy16.md (ineqbranchsi): Replace match_dup
9923 with a match_operand in order to help reload.
9925 * config/storm16/stormy16.md (movhi_internal): Replace 'r'
9926 constraint with 'e' for the 8th alternative as this version of
9927 the mov.w instruction only accepts the lower 8 registers.
9929 2008-01-25 Uros Bizjak <ubizjak@gmail.com>
9932 * simplifx-rtx.c (simplify_const_binary_operation) [VEC_CONCAT]:
9933 Consider only CONST_INT, CONST_DOUBLE and CONST_FIXED as constant
9936 2008-01-25 Jakub Jelinek <jakub@redhat.com>
9939 * gimplify.c (gimplify_omp_for): Gimplify OMP_FOR_PRE_BODY.
9941 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
9943 * ipa-struct-reorg.c (remove_str_allocs_in_func, remove_str_allocs):
9945 (remove_structure): Update allocations list before removing structure.
9947 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
9949 * ipa-struct-reorg.c (is_safe_cond_expr,
9950 create_new_stmts_for_cond_expr): Use integer_zerop function,
9951 that recognize not only zero-pointer, but zero-integer too.
9953 2008-01-25 Ben Elliston <bje@au.ibm.com>
9956 * fixproto: Escape "." in sed expression that strips leading "./".
9958 2008-01-24 H.J. Lu <hongjiu.lu@intel.com>
9961 * gcc.c (SWITCH_OK): Removed.
9962 (SWITCH_LIVE): Changed to bit.
9963 (SWITCH_FALSE): Likewise.
9964 (SWITCH_IGNORE): Likewise.
9965 (switchstr): Change live_cond to unsigned int.
9966 (process_command): Replace SWITCH_OK with 0.
9967 (do_self_spec): Likewise.
9968 (set_collect_gcc_options): Check the SWITCH_IGNORE bit.
9969 (give_switch): Likewise.
9970 (used_arg): Likewise.
9971 (do_spec_1): Set the SWITCH_IGNORE bit.
9972 (check_live_switch): Check both SWITCH_LIVE and SWITCH_FALSE
9973 bits. Set the SWITCH_LIVE bit.
9975 2008-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
9977 * config/s390/s390.h (MOVE_RATIO): Define new target macro.
9979 2008-01-24 Richard Sandiford <rsandifo@nildram.co.uk>
9981 PR tree-optimization/34472
9982 * ipa-struct-reorg.c (safe_cond_expr_check): Change the DATA
9983 parameter to a "bool *" and set *DATA to false if there is
9984 an unsafe access. Do not delete the structure here.
9985 (check_cond_exprs): Delete it here instead.
9986 (check_cond_exprs, exclude_cold_structs): Do not increase
9987 I when removing a structure.
9989 2008-01-24 Uros Bizjak <ubizjak@gmail.com>
9992 * config/i386/i386.c (ix86_expand_vector_init): Consider only
9993 CONST_INT, CONST_DOUBLE and CONST_FIXED as constant vector elements.
9995 2008-01-24 Jakub Jakub Jelinek <jakub@redhat.com>
9998 * tree-stdarg.c (reachable_at_most_once): Use VEC vector instead of
9999 a fixed vector for stack.
10001 2008-01-24 Ben Elliston <bje@au.ibm.com>
10004 * doc/gcc.texi (Software development): Add a direntry for g++.
10006 2008-01-23 Hans-Peter Nilsson <hp@axis.com>
10008 * config/cris/cris.h (CC1PLUS_SPEC, OPTIMIZATION_OPTIONS): Drop
10009 stale and straggling -fforce-addr comments above.
10011 * config/cris/cris.h (CRIS_SUBTARGET_VERSION, TARGET_VERSION): Don't
10013 * config/cris/linux.h (CRIS_SUBTARGET_VERSION): Don't define.
10014 * config/cris/aout.h (CRIS_SUBTARGET_VERSION): Don't define.
10016 2008-01-23 Michael Matz <matz@suse.de>
10019 * dwarf2out.c (force_type_die): Use modified_type_die instead of
10022 2008-01-23 Andreas Krebbel <krebbel1@de.ibm.com>
10024 * ipa-struct-reorg.c (create_new_malloc): Use pointer type as
10025 malloc result type.
10027 2008-01-23 Anatoly Sokolov <aesok@post.ru>
10029 * config/avr/avr.c (avr_current_arch): New variable.
10030 (avr_arch_types): Add 'avr31' and 'avr51' entries.
10031 (avr_arch): Add 'ARCH_AVR31' and 'ARCH_AVR51'.
10032 (avr_mcu_types): Add 'avr31' and 'avr51' architectures.
10033 (avr_override_options): Init 'avr_current_arch'.
10034 (base_arch_s): Move from here...
10035 * config/avr/avr.h (base_arch_s): ... here. Add new members
10036 'have_elpm', 'have_elpmx', 'have_eijmp_eicall', 'reserved'. Rename
10037 'mega' to 'have_jmp_call'.
10038 (TARGET_CPU_CPP_BUILTINS): Define "__AVR_HAVE_JMP_CALL__",
10039 "__AVR_HAVE_RAMPZ__", "__AVR_HAVE_ELPM__" and "__AVR_HAVE_ELPMX__"
10041 (LINK_SPEC, CRT_BINUTILS_SPECS, ASM_SPEC): Add 'avr31' and 'avr51'
10043 * config/avr/t-avr (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
10044 MULTILIB_MATCHES): (Ditto.).
10046 2008-01-23 Richard Guenther <rguenther@suse.de>
10048 PR middle-end/31529
10049 * cgraphunit.c (cgraph_reset_node): Always mark the node
10050 not reachable if it is not queued already.
10052 2008-01-23 Bernd Schmidt <bernd.schmidt@analog.com>
10054 * config/bfin/bfin-protos.h (WA_RETS, ENABLE_WA_RETS): New macros.
10055 * config/bfin/bfin.c (bfin_cpus): Add WA_RETS everywhere.
10056 (cputype_selected): New static variable.
10057 (bfin_handle_option): Set it if -mcpu is used.
10058 (override_option): Select default set of workarounds if no cpu type
10059 selected on the command line.
10060 (workaround_rts_anomaly): Only run if ENABLE_WA_RETS.
10062 From Michael Frysinger <michael.frysinger@analog.com>
10063 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add
10064 BFIN_CPU_BF547, BFIN_CPU_BF523, BFIN_CPU_BF524, and BFIN_CPU_BF526.
10066 * config/bfin/elf.h (LIB_SPEC): Use proper linker script
10067 for bf547, bf523, bf524, and bf526.
10068 * config/bfin/bfin.c (bfin_cpus[]): Add bf547, bf523, bf524, and
10070 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
10071 __ADSPBF523__ for bf523, __ADSPBF524__ for bf524,
10072 __ADSPBF526__ for bf526, __ADSPBF52x__ for all three, as well as
10073 __ADSPBF547__ and __ADSPBF54x__ for bf547.
10074 * doc/invoke.texi (Blackfin Options): Document that
10075 -mcpu now accept bf547, bf523, bf524, and bf526.
10077 2008-01-22 Eric Botcazou <ebotcazou@adacore.com>
10079 PR rtl-optimization/34628
10080 * combine.c (try_combine): Stop and undo after the first combination
10081 if an autoincrement side-effect on the first insn has effectively
10084 2008-01-22 David Edelsohn <edelsohn@gnu.org>
10087 * config/rs6000/rs6000.c (rs6000_legitimate_offset_address_p):
10088 Offset addresses are not valid for Altivec or paired float modes.
10090 2008-01-22 Jakub Jelinek <jakub@redhat.com>
10093 * c-parser.c (c_parser_omp_for_loop): Don't call c_finish_omp_for
10094 if DECL_INITIAL (decl) is error_mark_node.
10097 * c-common.c (handle_vector_size_attribute): Only allow
10098 integral, scalar float and fixed point types. Handle OFFSET_TYPE
10099 the same way as pointer, array etc. types.
10100 * tree.c (reconstruct_complex_type): Handle OFFSET_TYPE.
10103 * tree.c (build_type_attribute_qual_variant): Call
10104 build_qualified_type if attributes are equal, but quals are not.
10106 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10109 * doc/invoke.texi (-Wall): -Wall enables -Wstrict-overflow=1.
10110 * flags.h (warn_strict_aliasing): Remove.
10111 (warn_strict_overflow): Remove.
10112 * opts.c (warn_strict_aliasing): Remove.
10113 (warn_strict_overflow): Remove.
10114 * c-opts.c (c_common_handle_option): -Wall only sets
10115 -Wstrict-aliasing or -Wstrict-overflow if they are uninitialized.
10116 (c_common_post_options): Give default values to -Wstrict-aliasing
10117 and -Wstrict-overflow if they are uninitialized.
10118 * common.opt (Wstrict-aliasing): Specify Var and Init.
10119 (Wstrict-overflow): Likewise.
10121 2008-01-22 Kenneth Zadeck <zadeck@naturalbridge.com>
10123 PR rtl-optimization/26854
10124 PR rtl-optimization/34400
10125 PR rtl-optimization/34884
10126 * ddg.c (create_ddg_dep_from_intra_loop_link): Use
10128 * df.h (df_changeable_flags.DF_RD_NO_TRIM): Deleted
10129 (df_rd_bb_info.expanded_lr_out): Deleted
10130 * loop_invariant.c (find_defs): Deleted DF_RD_NO_TRIM flag.
10131 * loop_iv.c (iv_analysis_loop_init): Ditto. * df-problems.c
10132 (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
10133 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
10134 Removed code to allocate, initialize or free expanded_lr_out.
10135 (df_rd_bb_local_compute_process_def): Restructured to make more
10137 (df_rd_confluence_n): Removed code to no apply invalidate_by_call
10138 sets if the sets are being trimmed.
10140 2008-01-22 H.J. Lu <hongjiu.lu@intel.com>
10143 * configure.ac (ld_vers): Support GNU linker version xx.xx.*
10144 (as_vers): Likewise.
10145 * configure: Regenerated.
10147 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10149 PR middle-end/33092
10150 * tree-pass.h (pass_build_alias): New pass.
10151 * tree-ssa-alias.c (gate_build_alias): New.
10152 (pass_build_alias): New.
10153 * passes.c (init_optimization_passes): Add pass_build_alias after
10154 pass_create_structure_vars.
10156 2008-01-22 Wolfgang Gellerich <gellerich@de.ibm.com>
10158 * config/s390/s390.h (S390_TDC_POSITIVE_NORMALIZED_NUMBER):
10159 Renamed to S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER.
10160 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): Renamed to
10161 S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER.
10162 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): Renamed to
10163 S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER.
10164 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): Renamed to
10165 S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER.
10166 (S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER): New constant.
10167 (S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER): New constant.
10168 (S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER): New constant.
10169 (S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER): New constant.
10170 * config/s390/s390.md (FP_ALL): New mode iterator.
10171 (_d): New mode attribute.
10172 ("*signbit<mode>2>"): Changed mode of first operand.
10173 ("isinf<mode>2"): Changed mode of first operand.
10174 ("*TDC_insn"): Adaptation for DFP modes.
10176 2008-01-22 Ben Elliston <bje@au.ibm.com>
10178 * tree.c (check_qualified_type): Improve function description.
10180 2008-01-21 Jason Merrill <jason@redhat.com>
10183 * tree.h (TRY_CATCH_IS_CLEANUP): New macro.
10184 * tree-eh.c (honor_protect_cleanup_actions): Strip TRY_CATCH_EXPR
10187 2008-01-21 DJ Delorie <dj@redhat.com>
10189 * doc/tm.texi (HARD_REGNO_NREGS): Note that this macro must not
10192 2008-01-21 Richard Guenther <rguenther@suse.de>
10194 PR middle-end/34856
10195 * tree-cfg.c (verify_expr): Allow all invariant expressions
10196 instead of just constant class ones as reference argument.
10197 * tree-ssa-loop-im.c (for_each_index): Handle CONSTRUCTOR
10198 like any other constant.
10199 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
10201 2008-01-21 H.J. Lu <hongjiu.lu@intel.com>
10203 * regmove.c (fixup_match_1): Update call crossed frequencies.
10205 2008-01-21 Richard Guenther <rguenther@suse.de>
10208 * tree-inline.c (setup_one_parameter): Deal with mismatched
10209 types using a VIEW_CONVERT_EXPR.
10211 2008-01-21 Alon Dayan <alond@il.ibm.com>
10212 Olga Golovanevsky <olga@il.ibm.com>
10214 PR tree-optimization/34701
10215 * ipa-struct-reorg.c (gen_size): Fix the malloc parameter calculation
10216 when the structure size is not a power of 2.
10218 2008-01-20 Kenneth Zadeck <zadeck@naturalbridge.com>
10220 * doc/install.texi: Add doc for --enable-checking=df.
10222 2008-01-20 Kaz Kojima <kkojima@gcc.gnu.org>
10224 PR rtl-optimization/34808
10225 * emit-rtl.c (try_split): Handle REG_RETVAL notes.
10227 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
10229 * global.c (find_reg): Only compute EH_RETURN_DATA_REGNO once per
10232 2008-01-19 Kenneth Zadeck <zadeck@naturalbridge.com>
10234 PR rtl-optimization/26854
10235 PR rtl-optimization/34400
10236 * ddg.c (create_ddg_dep_from_intra_loop_link): Do not use
10238 * df.h (df_changeable_flags.DF_RD_NO_TRIM): New.
10239 (df_rd_bb_info.expanded_lr_out): New.
10240 * loop_invariant.c (find_defs): Added DF_RD_NO_TRIM flag.
10241 * loop_iv.c (iv_analysis_loop_init): Ditto.
10242 * df-problems.c (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
10243 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
10244 Added code to allocate, initialize or free expanded_lr_out.
10245 (df_rd_bb_local_compute_process_def): Restructured to make
10246 more understandable.
10247 (df_rd_confluence_n): Add code to do nothing with fake edges and
10248 code to no apply invalidate_by_call sets if the sets are being trimmed.
10249 (df_lr_local_finalize): Renamed to df_lr_finalize.
10250 (df_live_local_finalize): Renamed to df_live_finalize.
10252 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
10255 * config/mips/mips.md (div<mode>3): Use <recip_condition> when
10256 deciding whether to use reciprocal instructions.
10258 2008-01-19 Uros Bizjak <ubizjak@gmail.com>
10260 * dwarf2out.c (dwarf2out_switch_text_section): Do not call
10261 dwarf2out_note_section_used if cold_text_section is NULL.
10263 2008-01-19 Jakub Jelinek <jakub@redhat.com>
10265 PR gcov-profile/34610
10266 * tree-cfg.c (make_edges): Mark both outgoing edges from
10267 OMP_CONTINUE and from OMP_FOR as EDGE_ABNORMAL.
10268 * omp-low.c (expand_omp_for): Clear EDGE_ABNORMAL bits
10269 from OMP_FOR and OMP_CONTINUE outgoing edges.
10271 * tree-profile.c (tree_profiling): Return early if
10272 cfun->after_tree_profile != 0. Set cfun->after_tree_profile
10274 * omp-low.c (expand_omp_parallel): Copy after_tree_profile
10275 from cfun to child_cfun.
10276 * function.h (struct function): Add after_tree_profile bit.
10278 2008-01-19 Anatoly Sokolov <aesok@post.ru>
10280 * config/avr/avr.S (_exit): Disable interrupt.
10282 2008-01-18 Kenneth Zadeck <zadeck@naturalbridge.com>
10283 Steven Bosscher <stevenb.gcc@gmail.com>
10285 PR rtl-optimization/26854
10286 PR rtl-optimization/34400
10287 * df-problems.c (df_live_scratch): New scratch bitmap.
10288 (df_live_alloc): Allocate df_live_scratch when doing df_live.
10289 (df_live_reset): Clear the proper bitmaps.
10290 (df_live_bb_local_compute): Only process the artificial defs once
10291 since the order is not important.
10292 (df_live_init): Init the df_live sets only with the variables
10293 found live by df_lr.
10294 (df_live_transfer_function): Use the df_lr sets to prune the
10295 df_live sets as they are being computed.
10296 (df_live_free): Free df_live_scratch.
10298 2008-01-18 Ian Lance Taylor <iant@google.com>
10300 * common.opt: Add fmerge-debug-strings.
10301 * dwarf2out.c (DEBUG_STR_SECTION_FLAGS): Test
10302 flag_merge_debug_strings rather than flag_merge_constants.
10303 * doc/invoke.texi (Option Summary): Mention
10304 -fmerge-debug-strings.
10305 (Debugging Options): Document -fmerge-debug-strings.
10307 2008-01-18 Ian Lance Taylor <iant@google.com>
10310 * tree.h (DECL_IS_OPERATOR_NEW): Define.
10311 (struct tree_function_decl): Add new field operator_new_flag.
10312 * tree-inline.c (expand_call_inline): When inlining a call to
10313 operator new, force the return value to go into a variable, and
10314 set DECL_NO_TBAA_P on that variable.
10315 * c-decl.c (merge_decls): Merge DECL_IS_OPERATOR_NEW flag.
10317 2008-01-18 Uros Bizjak <ubizjak@gmail.com>
10320 * dwarf2out.c (dwarf2out_switch_text_section): Do not guard with
10321 DWARF2_DEBUGGING_INFO.
10322 (dwarf2out_note_section_used): Ditto. Add prototype.
10323 (have_multiple_function_sections, text_section_used,
10324 cold_text_section_used, *cold_text_sections): Move declarations
10327 2008-01-17 Bob Wilson <bob.wilson@acm.org>
10329 * config/xtensa/unwind-dw2-xtensa.h (_Unwind_FrameState): Remove pc
10330 field and add signal_ra.
10331 * config/xtensa/unwind-dw2-xtensa.c (uw_frame_state_for): Remove
10332 assignments to frame state pc. Move end of stack check after
10333 MD_FALLBACK_FRAME_STATE_FOR.
10334 (uw_update_context_1): Use frame state signal_regs if set, instead
10335 of checking signal_frame flag.
10336 (uw_update_context): Use frame state signal_ra if set.
10337 * config/xtensa/linux.h (MD_UNWIND_SUPPORT): Define.
10338 * config/xtensa/linux-unwind.h: New file.
10340 2008-01-18 Bernhard Fischer <aldot@gcc.gnu.org>
10342 * modulo-sched.c (get_sched_window): Fix comment typo.
10344 2008-01-17 Andrew MacLeod <amacleod@redhat.com>
10346 PR tree-optimization/34648
10347 * tree-ssa-sccvn.c (visit_use): Expressions which can throw are varying.
10349 2008-01-17 Anatoly Sokolov <aesok@post.ru>
10351 * config/avr/avr.h (LINK_SPEC): Support -mrelax and -mpmem-wrap-around.
10352 * config/avr/avr.opt (mrelax, mpmem-wrap-around): Add.
10354 2008-01-17 Seongbae Park <seongbae.park@gmail.com>
10356 PR rtl-optimization/34400
10357 * df-core.c (df_worklist_dataflow_overeager,
10358 df_worklist_dataflow_doublequeue): New functions.
10359 (df_worklist_dataflow): Two different worklist solvers.
10360 * params.def (PARAM_DF_DOUBLE_QUEUE_THRESHOLD_FACTOR):
10363 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
10366 * doc/invoke.texi: Document the dependence on pthread for fopenmp
10367 and ftree-parallelize-loops.
10369 2008-01-17 Mircea Namolaru <namolaru@il.ibm.com>
10371 PR rtl-optimization/34826
10372 * loop-doloop (doloop_modify): Update the REG_BR_PROB note.
10374 2008-01-17 Andreas Krebbel <krebbel1@de.ibm.com>
10376 * global.c (find_reg): Mark the eh regs as used if necessary.
10377 * ra-conflict.c (global_conflicts): Set no_eh_reg flag.
10378 * ra.h (struct allocno): no_eh_reg field added. Changed
10379 no_stack_reg type to bitfield.
10381 2008-01-17 Eric Botcazou <ebotcazou@adacore.com>
10383 * tree.c (substitute_in_expr): Add missing 'break'.
10385 2008-01-17 Richard Guenther <rguenther@suse.de>
10387 PR tree-optimization/34825
10388 * tree-ssa-math-opts.c (is_division_by): Do not recognize
10389 x / x as division to handle.
10391 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10393 * pa64-hpux.h (LIB_SPEC): Add "-lpthread" in shared links if "-mt" or
10394 "-pthread" is specified.
10395 * pa-hpux11.h (LIB_SPEC): Likewise.
10397 2008-01-16 Janis Johnson <janis187@us.ibm.com>
10398 Peter Bergner <bergner@vnet.ibm.com>
10400 PR rtl-optimization/33796
10401 * sparseset.c (sparseset_alloc): Use xcalloc rather than xmalloc.
10403 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10405 PR libgfortran/34699
10406 * pa-hpux.h (LINK_SPEC): Only search /lib/pa1.1 and /usr/lib/pa1.1 on
10408 * pa-hpux10.h (LINK_SPEC): Likewise.
10409 * pa-hpux11.h (LINK_SPEC): Don't search /lib/pa1.1 and /usr/lib/pa1.1.
10411 2008-01-16 Richard Guenther <rguenther@suse.de>
10413 PR middle-end/32628
10414 * fold-const.c (fold_convert_const_int_from_int): Do not
10415 set overflow if that occured only because of a sign extension
10416 change when converting from/to a sizetype with the same
10417 precision and signedness.
10419 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
10422 * dwarf2out.c (output_call_frame_info): Move output of FDE initial
10423 location address to the correct place. Update copyright year.
10425 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
10427 * lambda-code.c (lambda_transform_legal_p): Handle the case of
10428 no dependences in the dependence_relations vector.
10430 2008-01-16 Jan Hubicka <jh@suse.cz>
10432 PR rtl-optimization/31396
10433 * regstat.c (regstat_bb_compute_ri): Compute FREQ_CALLS_CROSSED.
10434 * cfg.c (dump_reg_info): Print it.
10435 * regs.h (struct reg_info_t): add freq_calls_crossed.
10436 (REG_FREQ_CALLS_CROSSED): New macro.
10437 * global.c (global_alloc): Compute freq_calls_crossed for allocno.
10438 (find_reg): Update call of CALLER_SAVE_PROFITABLE.
10439 * regmove.c (optimize_reg_copy_1, optimize_reg_copy_2, fixup_match_2,
10440 regmove_optimize): Update call crossed frequencies.
10441 * local-alloc.c (struct qty): Add freq_calls_crossed.
10442 (alloc_qty): Copute freq_calls_crossed.
10443 (update_equiv_regs, combine_regs): Update REG_FREQ_CALLS_CROSSED.
10444 (find_free_reg): Update call of CALLER_SAVE_PROFITABLE.
10445 * ra.h (struct allocno): Add freq_calls_crossed.
10447 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
10449 * gcc.c (LINK_COMMAND_SPEC): Add includes and link options for
10450 libgomp when compiling with ftree-parallelize-loops.
10451 (GOMP_SELF_SPECS): Add -pthread for ftree-parallelize-loops.
10453 2008-01-16 Richard Guenther <rguenther@suse.de>
10455 PR tree-optimization/34769
10456 * tree-data-ref.c (initialize_matrix_A): Revert fix for PR34458.
10457 * tree.c (int_cst_value): Instead make this function more
10458 permissive in what it accepts as valid input. Document this
10459 function always sign-extends the value.
10461 2008-01-16 Jakub Jelinek <jakub@redhat.com>
10462 Richard Guenther <rguenther@suse.de>
10465 * gimplify.c (fold_indirect_ref_rhs): Rename to ...
10466 (gimple_fold_indirect_ref_rhs): ... this.
10467 (gimple_fold_indirect_ref): New function with foldings
10468 that preserve lvalueness.
10469 (gimplify_modify_expr_rhs): Call gimple_fold_indirect_ref_rhs.
10470 * tree-flow.h (gimple_fold_indirect_ref): Declare.
10471 * tree-inline.c (copy_body_r): Use gimple_fold_indirect_ref
10472 to fold an INDIRECT_REF, fall back to the old use of
10473 fold_indirect_ref_1.
10475 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
10477 * tree-data-ref.c (subscript_dependence_tester_1): Call
10478 free_conflict_function.
10479 (compute_self_dependence): Same.
10481 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
10484 * debug.h (dwarf2out_switch_text_section): Move declaration from ...
10485 * dwarf2out.c (dwarf2out_switch_text_section): ... here. Make
10487 * final.c (final_scan_insn) [NOTE_INSN_SWITCH_TEXT_SECTIONS]:
10488 Depending on dwarf2out_do_frame, call dwarf2out_switch_text_section
10489 for DWARF2_UNWIND_INFO targets.
10491 2008-01-16 Richard Guenther <rguenther@suse.de>
10494 * c-typeck.c (common_pointer_type): Do not merge inconsistent
10495 type qualifiers for function types.
10497 2008-01-15 Jerry DeLisle <jvdelisle@gcc.gnu.org>
10499 * tree-parloops.c (gen_parallel_loop): Fix ommision of declaration for
10500 loop_iterator li from previous commit.
10502 2008-01-15 Sebastian Pop <sebastian.pop@amd.com>
10504 * tree-parloops.c (gen_parallel_loop): Free loop bound estimations.
10506 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
10508 * tree-parloops.c (loop_has_blocks_with_irreducible_flag): New.
10509 (parallelize_loops): Don't parallelize irreducible components.
10511 2008-01-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10514 * c-opts (c_common_post_options): Do not enable CPP
10515 flag_pedantic_errors by default.
10517 2008-01-14 Eric Botcazou <ebotcazou@adacore.com>
10519 PR rtl-optimization/31944
10520 * cse.c (remove_pseudo_from_table): New function.
10521 (merge_equiv_classes): Use above function to remove pseudo-registers.
10522 (invalidate): Likewise.
10524 2008-01-13 Richard Guenther <rguenther@suse.de>
10526 PR middle-end/34601
10527 * emit-rtl.c (set_reg_attrs_for_decl_rtl): Use DECL_MODE
10528 instead of TYPE_MODE to deal with calls from expand_one_error_var.
10530 2008-01-13 Uros Bizjak <ubizjak@gmail.com>
10532 * gcse.c (cprop_jump): Call validate_unshare_change instead of
10533 validate_change to unshare the source of the PC set.
10535 2008-01-12 Jan Hubicka <jh@suse.cz>
10537 PR middle-end/32135
10538 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Do not construct
10539 references above array bounds. This might trigger bounds checks for
10540 pointers to arrays.
10542 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
10544 * tree-ssa-ter.c (free_temp_expr_table): Free num_in_part and
10545 new_replaceable_dependencies.
10547 2008-01-12 Doug Kwan <dougkwan@google.com>
10549 * c-decl.c: (grokdeclarator): Use OPT_Wignored_qualifiers
10550 instead of OPT_Wreturn_type in warning due to ignored return type
10552 * c-opt.c (c_common_post_option): Add -Wignored-qualifiers to
10553 options included in -Wextra.
10554 * c.opt: New option -Wignored_qualifiers.
10555 * doc/invoke.texi (Warning Options, -Wextra): Add new option
10556 -Wignore_qualifiers.
10557 (-Wignored-qualifiers): Document.
10558 (-Wreturn-type): Remove description of functionality now handled
10559 by -Wignored-qualifiers.
10561 2008-01-12 Eric Botcazou <ebotcazou@adacore.com>
10564 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Fold an existing
10565 NOP_EXPR if it is between integral types with the same precision.
10567 2008-01-12 Jan Hubicka <jh@suse.cz>
10570 * invoke.texi (max-inline-recursive-depth): Fix default value.
10572 2008-01-12 Zdenek Dvorak <ook@ucw.cz>
10574 * tree-parloops.c (transform_to_exit_first_loop): Cast nit to the
10577 2008-01-11 Bob Wilson <bob.wilson@acm.org>
10579 * config/xtensa/xtensa.c (override_options): Set flag_shlib.
10581 2008-01-11 James E. Wilson <wilson@specifix.com>
10584 * config/vax/elf.h (FRAME_POINTER_CFA_OFFSET): Define.
10586 2008-01-11 Anatoly Sokolov <aesok@post.ru>
10588 * config/avr/avr.c (expand_prologue, expand_epilogue): Don't
10589 save/restore frame pointer register and don't use 'call-prologues'
10590 optimization in function with "OS_task" attribute.
10592 2008-01-11 Eric Botcazou <ebotcazou@adacore.com>
10594 PR middle-end/31309
10595 * expr.c (copy_blkmode_from_reg): Use a mode suited to the size
10596 when copying to memory.
10598 2008-01-11 Steven Bosscher <stevenb.gcc@gmail.com>
10600 PR rtl-optimization/30905
10601 * cfgcleanup.c: Include dce.h
10602 (crossjumps_occured): New global variable.
10603 (try_crossjump_bb): Exit loop after finding a fallthru edge.
10604 If something changed, set crossjumps_occured to true.
10605 (try_optimize_cfg): Clear crossjumps_occured at the beginning.
10606 Don't add/remove fake edges to exit here...
10607 (cleanup_cfg): ...but do it here, when crossjumping.
10608 Run a fast DCE when successful crossjumps occured in the latest
10609 iteration of try_optimize_cfg.
10611 2008-01-11 Richard Guenther <rguenther@suse.de>
10613 * tree-ssa-sccvn.c (struct vn_binary_op_s): Move hashcode near opcode.
10614 (struct vn_unary_op_s): Likewise.
10615 (vn_reference_insert): Free old reference on hash collision.
10617 2008-01-10 Raksit Ashok <raksit@google.com>
10619 PR rtl-optimization/27971
10620 * combine.c (find_split_point): Split PLUS expressions which are
10621 inside a MEM rtx, and whose first operand is complex.
10623 2008-01-10 DJ Delorie <dj@redhat.com>
10625 * config/m32c/m32c.c (m32c_hard_regno_nregs_1): Renamed from...
10626 (m32c_hard_regno_nregs): ...this, which is now a wrapper.
10627 (m32c_hard_regno_ok): Call the underlying function.
10629 2008-01-10 Richard Guenther <rguenther@suse.de>
10631 PR middle-end/34683
10632 * tree-cfg.c (tree_merge_blocks): Do not go through the
10633 full-blown folding and stmt updating path if we just deal
10634 with virtual operands.
10635 * tree-ssa-copy.c (may_propagate_copy): Do not short-cut
10636 test for abnormal SSA_NAMEs.
10638 2008-01-10 Andreas Krebbel <krebbel1@de.ibm.com>
10640 PR middle-end/34641
10641 * reload.c (push_reload): Add assertions. All constants from
10642 reg_equiv_constant should have been used for replacing the respective
10644 (find_reloads_address): Invoke find_reloads_address_part for
10645 constant taken from the reg_equiv_constant array.
10647 2008-01-10 Steven Bosscher <stevenb.gcc@gmail.com>
10649 * tree-ssa-sccvn.h (struct vn_ssa_aux): Make the most accessed
10650 field (valnum) the first in the struct. Replace bools with
10653 2008-01-10 Richard Guenther <rguenther@suse.de>
10655 PR tree-optimization/34651
10656 * tree-sra.c (sra_build_assignment): Sanitize. Use the correct
10657 types and ordering for masking and converting.
10659 2008-01-09 Sebastian Pop <sebastian.pop@amd.com>
10661 PR tree-optimization/34017
10662 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Generate code
10663 also for PHI_NODE expressions.
10665 2008-01-09 Jan Hubicka <jh@suse.cz>
10667 PR tree-optimization/34708
10668 * tree-inline.c (estimate_num_insns_1): Compute cost of SWITCH_EXPR
10669 based on number of case labels.
10670 (init_inline_once): Remove switch_cost.
10671 * tree-inline.h (eni_weights_d): Remove switch_cost.
10673 2008-01-09 Richard Guenther <rguenther@suse.de>
10674 Andrew Pinski <andrew_pinski@playstation.sony.com>
10676 PR middle-end/30132
10677 * gimplify.c (gimplify_cond_expr): Do not create an addressable
10678 temporary if an rvalue is ok or an lvalue is not required.
10680 2008-01-09 Richard Guenther <rguenther@suse.de>
10682 PR middle-end/34458
10683 * tree-data-ref.c (initialize_matrix_A): Use tree_low_cst,
10684 adjust return type.
10686 2008-01-09 Richard Guenther <rguenther@suse.de>
10688 PR middle-end/34679
10689 * tree.c (host_integerp): Check for sizetype only if the
10690 type is an integer type.
10692 2008-01-09 Steven Bosscher <stevenb.gcc@gmail.com>
10695 * opts.c (decode_options): Disable inlining of functions called
10696 once if not in unit-at-a-time mode.
10698 2008-01-09 Alexandre Oliva <aoliva@redhat.com>
10700 * Makefile.in (dse.o): Remove duplicate $(RECOG_H) dependency.
10702 2008-01-08 Richard Guenther <rguenther@suse.de>
10704 PR middle-end/31863
10705 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Bail
10706 out early if the result will be unused.
10708 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
10713 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
10714 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
10717 2008-01-08 Jan Sjodin <jan.sjodin@amd.com>
10719 * config/i386/i386.c (k8_cost, amdfam10_cost): Branch costs
10720 for vectorization tuned.
10722 2008-01-08 Richard Guenther <rguenther@suse.de>
10724 PR tree-optimization/34683
10725 * tree-ssa-operands.c (operand_build_cmp): Export.
10726 * tree-ssa-operands.h (operand_build_cmp): Declare.
10727 * tree-vn.c (vuses_compare): Remove.
10728 (sort_vuses): Use operand_build_cmp.
10729 (sort_vuses_heap): Likewise.
10730 * tree-ssa-sccvn.c (vuses_to_vec): Use VEC_reserve, not VEC_alloc
10731 to re-use old VEC if available. Do not sort already sorted VUSEs.
10732 (vdefs_to_vec): Do not sort already sorted VDEFs.
10734 2008-01-08 Jakub Jelinek <jakub@redhat.com>
10736 PR middle-end/34694
10737 * omp-low.c (copy_var_decl): Copy also DECL_SOURCE_LOCATION.
10739 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
10742 * doc/invoke.texi (i386 and x86-64 Options) [mrecip]: Document
10743 limitations of reciprocal sequences on x86 targets.
10745 2008-01-08 Richard Guenther <rguenther@suse.de>
10747 PR tree-optimization/34683
10748 * tree-flow-inline.h (var_ann): Remove overzealous asserts.
10750 2008-01-07 Jakub Jelinek <jakub@redhat.com>
10753 * config/darwin.c (darwin_mergeable_string_section): Don't use
10754 .cstring if int_size_in_bytes != TREE_STRING_LENGTH.
10756 2008-01-07 Uros Bizjak <ubizjak@gmail.com>
10759 * config/i386/i386.md (neg<mode>2): Rename from negsf2, negdf2 and
10760 negxf2. Macroize expander using X87MODEF mode iterator. Change
10761 predicates of op0 and op1 to register_operand.
10762 (abs<mode>2): Rename from abssf2, absdf2 and negxf2. Macroize
10763 expander using X87MODEF mode iterator. Change predicates of
10764 op0 and op1 to register_operand.
10765 ("*absneg<mode>2_mixed", "*absneg<mode>2_sse"): Rename from
10766 corresponding patterns and macroize using MODEF macro. Change
10767 predicates of op0 and op1 to register_operand and remove
10768 "m" constraint. Disparage "r" alternative with "!".
10769 ("*absneg<mode>2_i387"): Rename from corresponding patterns and
10770 macroize using X87MODEF macro. Change predicates of op0 and op1
10771 to register_operand and remove "m" constraint. Disparage "r"
10772 alternative with "!".
10773 (absneg splitter with memory operands): Remove.
10774 ("*neg<mode>2_1", "*abs<mode>2_1"): Rename from corresponding
10775 patterns and macroize using X87MODEF mode iterator.
10776 * config/i386/sse.md (negv4sf2, absv4sf2, neg2vdf2, absv2df2):
10777 Change predicate of op1 to register_operand.
10778 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Remove support
10779 for memory operands.
10781 2008-01-07 Nathan Froyd <froydnj@codesourcery.com>
10783 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add clause for mcpu=8548.
10785 2008-01-07 Richard Guenther <rguenther@suse.de>
10787 * basic-block.h (struct edge_def): Pair dest_idx with goto_locus
10790 2008-01-07 Richard Guenther <rguenther@suse.de>
10792 PR tree-optimization/34683
10793 * tree-ssa-sccvn.c (vuses_to_vec): Pre-allocate the vector of
10794 VOPs of the needed size to save memory. Use VEC_quick_push
10795 to save compile-time.
10796 (vdefs_to_vec): Likewise.
10798 2008-01-07 Sa Liu <saliu@de.ibm.com>
10800 * config/spu/spu.md (divdf3): Genetate inline code for double
10801 division. The implementation doesn't handle INF or NAN, therefore it
10802 only applies when -ffinite-math-only is given.
10804 2008-01-06 Paolo Carlini <pcarlini@suse.de>
10807 * c-cppbuiltin.c (c_cpp_builtins): Define __GXX_RTTI, if appropriate.
10808 * doc/cpp.texi ([Common Predefined Macros]): Document.
10810 2008-01-06 Uros Bizjak <ubizjak@gmail.com>
10812 * config/i386/i386.c (ix86_emit_swsqrtsf): Use negative constants in
10813 order to use commutative addition instead of subtraction.
10815 2008-01-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
10816 Mircea Namolaru <namolaru@il.ibm.com>
10817 Vladimir Yanovsky <yanov@il.ibm.com>
10818 Revital Eres <eres@il.ibm.com>
10820 PR tree-optimization/34263
10821 * tree-outof-ssa.c (process_single_block_loop_latch,
10822 contains_tree_r): New functions.
10823 (analyze_edges_for_bb): Call process_single_block_loop_latch
10824 function to empty single-basic-block latch block if possible.
10826 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
10828 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
10830 (ix86_emit_swsqrtsf): Do not filter out infinity for rsqrt expansion.
10832 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
10834 * c-omp.c (check_omp_for_incr_expr): Handle CONVERT_EXPR.
10836 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
10838 * config/mips/mips.c (mips_in_small_data_p): Reinstate size > 0 check.
10840 2008-01-05 Jakub Jelinek <jakub@redhat.com>
10842 PR tree-optimization/34618
10843 * tree-outof-ssa.c (create_temp): Copy over DECL_GIMPLE_REG_P
10846 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
10849 * config/i386/i386.c (ix86_emit_swsqrtsf): Swap input operands
10850 in the call to gen_rtx_NE. Remove unneeded VECTOR_MODE_P check.
10851 Update copyright year.
10853 * config/i386/i386.md (rsqrtsf2): Enable for TARGET_SSE_MATH.
10854 Update copyright year.
10855 * config/i386/sse.md (rsqrtv4sf2): Ditto. Unconditionally expand
10858 2008-01-05 Zhouyi Zhou <zhouzhouyi@FreeBSD.org>
10860 * tree-vrp.c (find_conditional_asserts): Remove redundant check that
10861 edge does not point to current bb before changing need_assert.
10863 2008-01-04 Richard Guenther <rguenther@suse.de>
10865 PR middle-end/34029
10866 * tree-cfg.c (verify_expr): Do not look inside ADDR_EXPRs
10867 for verifying purposes if they are is_gimple_min_invariant.
10869 2008-01-04 Aldy Hernandez <aldyh@redhat.com>
10871 PR tree-optimization/34448
10872 PR tree-optimization/34465
10873 * gimplify.c (gimplify_init_constructor): Add new parameter
10874 notify_temp_creation. Use it.
10875 (gimplify_modify_expr_rhs): Take volatiles into account when
10876 optimizing constructors.
10877 Do not optimize constructors if gimplify_init_constructor will dump to
10879 * gcc.dg/tree-ssa/pr32901.c: Tests const volatiles.
10880 * gcc.c-torture/compile/pr34448.c: New.
10882 2008-01-04 Jakub Jelinek <jakub@redhat.com>
10884 PR gcov-profile/34609
10885 * tree-inline.c (declare_return_variable): Set TREE_ADDRESSABLE on
10886 return_slot if result is TREE_ADDRESSABLE.
10888 2008-01-04 Richard Sandiford <rsandifo@nildram.co.uk>
10890 * config/mips/mips.md (sqrt_condition): Tweak comment.
10891 (recip_condition): Likewise. Require TARGET_FLOAT64 for DFmode.
10893 2008-01-03 Tom Tromey <tromey@redhat.com>
10896 * c-common.c (c_type_hash): Handle VLAs.
10898 2008-01-03 Jan Hubicka <jh@suse.cz>
10900 PR tree-optimization/31081
10901 * tree-inline.c (remap_ssa_name): Initialize uninitialized SSA vars to
10902 0 when inlining and not inlining to first basic block.
10903 (remap_decl): When var is initialized to 0, don't set default_def.
10904 (expand_call_inline): Set entry_bb.
10905 * tree-inline.h (copy_body_data): Add entry_bb.
10907 2008-01-03 Jakub Jelinek <jakub@redhat.com>
10910 * cgraphunit.c (cgraph_build_static_cdtor): set_cfun back to NULL
10913 PR tree-optimization/29484
10914 * tree-inline.c (inline_forbidden_p_2): New function.
10915 (inline_forbidden_p): Disallow inlining if some static var
10916 has an address of a local LABEL_DECL in its initializer.
10917 * doc/extend.texi (Labels as Values): Document &&foo behaviour
10920 2008-01-03 Sebastian Pop <sebastian.pop@amd.com>
10922 PR tree-optimization/34635
10923 * tree-data-ref.c (add_other_self_distances): Make sure that the
10924 evolution step is constant.
10926 2008-01-03 Jakub Jelinek <jakub@redhat.com>
10928 PR middle-end/34608
10929 * omp-low.c (expand_omp_parallel): Purge dead EH edges in the child fn.
10931 2008-01-02 Richard Sandiford <rsandifo@nildram.co.uk>
10933 * tree-sra.c (scalarize_init): Insert the generate_element_init
10934 statements after the generate_element_zero statements.
10936 2008-01-02 Richard Guenther <rguenther@suse.de>
10938 PR middle-end/34093
10939 PR middle-end/31976
10940 * tree-ssa-operands.c (ssa_operand_alloc): Also allocate a buffer
10941 for very large number of operands instead of ICEing.
10943 2008-01-02 Arthur Norman <acn1@cam.ac.uk>
10946 * config/i386/i386.c (ix86_expand_prologue): Save red-zone
10947 while stack probing.
10949 2008-01-01 Douglas Gregor <doug.gregor@gmail.com>
10951 * c-opts.c (sanitize_cpp_opts): Don't warn about "long long" when
10954 2008-01-01 Volker Reichelt <v.reichelt@netcologne.de>
10956 PR libmudflap/26442
10957 * tree-mudflap.c (mx_register_decls): Guard warning by
10958 !DECL_ARTIFICIAL check.
10960 2008-01-01 Jakub Jelinek <jakub@redhat.com>
10962 * config/i386/sse.md (sse5_pperm, sse5_pperm_pack_v2di_v4si,
10963 sse5_pperm_pack_v4si_v8hi, sse5_pperm_pack_v8hi_v16qi,
10964 sse5_perm<mode>): Fix constraints.