1 2008-05-31 Bernd Schmidt <bernd.schmidt@analog.com>
3 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
4 __WORKAROUND_RETS when appropriate.
6 2008-05-31 Uros Bizjak <ubizjak@gmail.com>
8 * config/i386/i386.md (*fop_<mode>_comm_mixed): Macroize from
9 *fop_sf_comm_mixed and *fop_df_comm_mixed insn patterns using MODEF
11 (*fop_<mode>_comm_sse): Macroize from *fop_sf_comm_sse and
12 *fop_df_comm_sse insn patterns using MODEF mode iterator.
13 (*fop_<mode>_comm_i387): Macroize from *fop_sf_comm_i387 and
14 *fop_df_comm_i387 insn patterns using MODEF mode iterator.
15 (*fop_<mode>_1_mixed): Macroize from *fop_sf_1_mixed and
16 *fop_df_1_mixed insn patterns using MODEF mode iterator.
17 (*fop_<mode>_1_sse): Macroize from *fop_sf_1_sse and
18 *fop_df_1_sse insn patterns using MODEF mode iterator.
19 (*fop_<mode>_1_i387): Macroize from *fop_sf_1_i387 and
20 *fop_df_1_i387 insn patterns using MODEF mode iterator.
21 (*fop_<MODEF:mode>_2_i387): Macroize from *fop_sf_2<mode>_i387 and
22 *fop_df_2<mode>_i387 insn patterns using MODEF mode iterator.
23 (*fop_<MODEF:mode>_3_i387): Macroize from *fop_sf_3<mode>_i387 and
24 *fop_df_3<mode>_i387 insn patterns using MODEF mode iterator.
25 (*fop_xf_2_i387): Rename from *fop_xf_2<mode>_i387.
26 (*fop_xf_3_i387): Rename from *fop_xf_3<mode>_i387.
27 (*fop_xf_4_i387): Use <MODE> for mode attribute.
28 (*fop_xf_5_i387): Ditto.
29 (*fop_xf_6_i387): Ditto.
31 2008-05-30 Richard Guenther <rguenther@suse.de>
33 * builtins.c (build_string_literal): Avoid generating
34 a non-gimple_val result.
36 2008-05-30 DJ Delorie <dj@redhat.com>
38 * exec-tool.in: Use an environment variable (private) instead of a
39 file (shared) as a semaphore, so as to not break parallel builds.
41 2008-05-30 Steven Bosscher <stevenb.gcc@gmail.com>
43 * optabs.c (maybe_encapsulate_block): Remove.
44 (emit_libcall_block): Adjust accordingly.
45 * optabs.h (maybe_encapsulate_block): Remove prototype.
47 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address):
48 Don't use maybe_encapsulate_block.
50 2008-05-30 Steven Bosscher <stevenb.gcc@gmail.com>
52 * config/rs6000/rs6000.c (rs6000_legitimize_address,
53 rs6000_legitimize_reload_address, rs6000_emit_move): Make sure an
54 rtx is a SYMBOL_REF before calling get_pool_constant.
56 2008-05-30 Eric Botcazou <ebotcazou@adacore.com>
58 * fold-const.c (fold_unary) <CASE_CONVERT>: Add ??? comment.
60 2008-05-30 Danny Smith <dannysmith@users.sourceforge.net>
62 * incpath.c: Use HOST_LACKS_INODE_NUMBERS conditional
63 rather than OS names to choose INO_T_EQ definition.
64 (DIRS_EQ) [!INO_T_EQ]: Don't worry about case in comparison.
65 (add_path) [!INO_T_EQ]: Use lrealpath to fill canonical_name field.
67 2008-05-29 Daniel Franke <franke.daniel@gmail.com>
70 * config/darwin-f.c: New.
71 * config/t-darwin: Added rule to build darwin-f.o.
72 * config.gcc: Defined new variable, fortran_target_objs.
73 (*-*-darwin*): Set fortran_target_objs.
74 * Makefile.in: Defined new variable FORTRAN_TARGET_OBJS.
75 * configure.ac: Substitute fortran_target_objs, set FORTRAN_TARGET_OBJS.
76 * configure: Regenerated.
78 2008-05-29 H.J. Lu <hongjiu.lu@intel.com>
81 * config/i386/i386.c (ix86_function_arg_boundary): Convert to
82 canonical type if needed.
84 2008-05-29 Eric Botcazou <ebotcazou@adacore.com>
86 * tree-nested.c (check_for_nested_with_variably_modified): Fix typo.
88 2008-05-29 Richard Guenther <rguenther@suse.de>
90 PR tree-optimization/36343
91 PR tree-optimization/36346
92 PR tree-optimization/36347
93 * tree-flow.h (clobber_what_p_points_to): Declare.
94 * tree-ssa-structalias.c (set_uids_in_ptset): Whether the
95 pointed-to variable is dereferenced is irrelevant to whether
96 the pointer can access the pointed-to variable.
97 (clobber_what_p_points_to): New function.
98 * tree-ssa-alias.c (set_initial_properties): Use it.
99 * tree-ssa.c (verify_flow_sensitive_alias_info): Adjust
100 call clobber check for NMTs.
102 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
104 * value-prof.c (tree_ic_transform): Use HOST_WIDEST_INT_PRINT_DEC
105 for printing gcov_type.
107 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
109 * tree-ssa-propagate.c (set_rhs): Preserve the histogram
110 and the eh region information.
111 * value-prof.c (gimple_move_stmt_histograms): New function.
112 * value-prof.h (gimple_move_stmt_histograms): New function declaration.
114 2008-05-28 Andreas Tobler <a.tobler@schweiz.org>
116 * config/pa/pa.md: Remove extern frame_pointer_needed declaration.
118 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
120 * value-prof.c (tree_ic_transform): Print counts.
121 * tree-profile.c (tree_gen_ic_func_profiler):
122 Clear __gcov_indreict_call_callee variable to avoid misattribution
125 2008-05-28 Rafael Espindola <espindola@google.com>
127 * see.c (see_def_extension_not_merged): Use copy_rtx_if_shared to avoid
130 2008-05-28 Richard Guenther <rguenther@suse.de>
132 PR tree-optimization/36339
133 * tree-ssa-alias.c (set_initial_properties): Move pt_anything
134 and clobbering code out of the loop.
136 2008-05-28 Andreas Krebbel <krebbel1@de.ibm.com>
138 * config/s390/constraints.md ('b', 'C', 'D', 'e'): New constraint
141 * config/s390/s390.c (s390_compare_and_branch_condition_mask,
142 s390_contiguous_bitmask_p, s390_symref_operand_p,
143 s390_check_symref_alignment, s390_reload_larl_operand,
144 s390_reload_symref_address): New functions.
145 (s390_branch_condition_mnemonic): Support compare and branch
147 (s390_mem_constraint): Avoid symrefs to accepted by the 'T'
149 (s390_secondary_reload): Add secondary reloads for unaligned
150 symbol refs or symbol refs to floating point or QI/TI mode
152 (legitimate_address_p): Accept symbol references as addresses.
153 (s390_expand_insv): Use rotate and insert selected bits
154 instruction for insv when building for z10.
155 (print_operand_address): Handle symbol ref addresses.
156 (print_operand): Output modifier 'c' added for signed byte values.
157 (s390_encode_section_info): Mark symbol refs with
158 SYMBOL_FLAG_NOT_NATURALLY_ALIGNED if appropriate.
160 * config/s390/s390.md (SIL,RRS,RIS): New instruction formats added.
161 (length attribute): RRF, RRR have 4 byte length.
162 (FPALL, INTALL): New mode iterators added.
163 (*tstdi_sign, *cmpdi_ccs_sign, *cmpsi_ccs_sign,
164 *cmp<mode>_ccs, *cmpdi_ccu_zero, *cmpdi_ccu, *cmpsi_ccu, *cmphi_ccu,
165 *movdi_64, *movsi_zarch, *movhi, movmem<mode>, *movmem_short,
166 *extendsidi2, *extendhidi2_extimm, *extendhisi2_extimm,
167 *zero_extendsidi2, adddi3, *adddi3_31z, *adddi3_31, addsi3,
168 *add<mode>3, *add<mode>3_carry1_cc, *add<mode>3_carry2_cc,
169 *add<mode>3_cc, *add<mode>3_imm_cc, *muldi3_sign, muldi3,
170 *mulsi3_sign, mulsi3, mulsidi3): Patterns enhanced with z10
172 (*cmphi_ccs_z10, *cmpdi_ccs_signhi_rl, *cmpsi_ccu_zerohi_rlsi,
173 *cmp<GPR:mode>_ccu_zerohi_rldi, *cmp_and_br_signed_<mode>,
174 *cmp_and_br_unsigned_<mode>, reload<INTALL:mode><P:mode>_tomem_z10,
175 reload<INTALL:mode><P:mode>_toreg_z10,
176 reload<FPALL:mode><P:mode>_tomem_z10,
177 reload<FPALL:mode><P:mode>_toreg_z10,
178 reload<P:mode>_larl_odd_addend_z10, *execute_rl, *insv<mode>_z10,
179 *insv<mode>_z10_noshift, *insv<mode>_or_z10_noshift,
180 *zero_extendhi<mode>2_z10, *cmp_and_trap_signed_int<mode>,
181 *cmp_and_trap_unsigned_int<mode>, prefetch): New pattern or expander
183 (movmem, clrmem, cmpmem): New splitters added.
185 * config/s390/predicates.md (larl_operand): Use
186 SYMBOL_REF_FLAGS (op) & SYMBOL_FLAG_ALIGN1 replaced with
188 (s390_signed_integer_comparison,
189 s390_unsigned_integer_comparison): New predicates.
191 * config/s390/s390-protos.h (s390_check_symref_alignment,
192 s390_contiguous_bitmask_p, s390_reload_larl_operand,
193 s390_reload_symref_address,
194 s390_compare_and_branch_condition_mask): Prototypes added.
196 * config/s390/s390.h (TARGET_MEM_CONSTRAINT,
197 SYMBOL_REF_ALIGN1_P, SYMBOL_FLAG_NOT_NATURALLY_ALIGNED,
198 SYMBOL_REF_NOT_NATURALLY_ALIGNED_P): Macro definition added.
200 2008-05-28 Andreas Krebbel <krebbel1@de.ibm.com>
202 * config/s390/s390.c (z10_cost): New cost function for z10.
203 (s390_handle_arch_option, override_options): Support -march=z10 switch.
204 (s390_issue_rate): Adjust issue rate for z10.
205 * config/s390/s390.h (processor_type): Add PROCESSOR_2097_Z10.
206 (processor_flags): Add PF_Z10.
207 (TARGET_CPU_Z10, TARGET_Z10): New macro definitions.
208 * config/s390/s390.md (cpu, cpu_facility attributes): Add z10.
209 * gcc/config.gcc: Add z10.
211 2008-05-28 Richard Guenther <rguenther@suse.de>
213 PR tree-optimization/36291
214 * tree-flow. h (struct gimple_df): Remove var_anns member.
215 * tree-flow-inline.h (gimple_var_anns): Remove.
217 * tree-dfa.c (create_var_ann): Simplify.
218 (remove_referenced_var): Clear alias info from var_anns of globals.
219 * tree-ssa.c (init_tree_ssa): Do not allocate var_anns.
220 (delete_tree_ssa): Clear alias info from var_anns of globals.
221 Do not free var_anns.
222 (var_ann_eq): Remove.
223 (var_ann_hash): Likewise.
225 2008-05-28 Mark Shinwell <shinwell@codesourcery.com>
227 * config/mips/mips.c (mips_cpu_info_table): Add loongson2e
228 and loongson2f entries.
229 (mips_rtx_cost_data): Add entries for Loongson-2E/2F.
230 * config/mips/mips.h (processor_type): Add Loongson-2E
231 and Loongson-2F entries.
232 (TARGET_LOONGSON_2E, TARGET_LOONGSON_2F, TARGET_LOONGSON_2EF): New.
233 (MIPS_ISA_LEVEL_SPEC): Handle Loongson-2E/2F.
234 * config/mips/mips.md (define_attr cpu): Add loongson2e and loongson2f.
235 * doc/invoke.texi (MIPS Options): Document loongson2e
236 and loongson2f processor names.
238 2008-05-27 H.J. Lu <hongjiu.lu@intel.com>
242 * config/i386/i386.c (ix86_function_arg_boundary): Use
243 alignment of canonical type.
244 (ix86_expand_vector_move): Check unaligned memory access for
247 2008-05-27 H.J. Lu <hongjiu.lu@intel.com>
249 * dwarf2out.c (current_fde): Change return type to dw_fde_ref.
250 Moved to the front of file.
252 2008-05-27 Xuepeng Guo <xuepeng.guo@intel.com>
253 H.J. Lu <hongjiu.lu@intel.com>
255 * dwarf2out.c (current_fde): New.
257 (lookup_cfa:): Likewise.
258 (dwarf2out_end_epilogue): Likewise.
259 (dwarf2out_note_section_used): Likewise.
261 2008-05-27 Michael Matz <matz@suse.de>
264 * c.opt (Wenum-compare): New warning option.
265 * doc/invoke.texi (Warning Options): Document -Wenum-compare.
267 2008-05-27 Michael Matz <matz@suse.de>
270 * tree-gimple.c (is_gimple_mem_rhs): Remove work-around for
272 * tree-tailcall.c (find_tail_calls): Don't mark calls storing
273 into memory as tail calls.
275 2008-05-27 Richard Guenther <rguenther@suse.de>
277 PR tree-optimization/36339
278 * tree-ssa-alias.c (set_initial_properties): Escaped pt_anything
279 pointers cause all addressable variables to be call clobbered.
281 2008-05-27 Richard Guenther <rguenther@suse.de>
283 PR tree-optimization/36245
284 * tree-ssa-address.c (add_to_parts): Deal with non-pointer bases.
286 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
288 * config/s390/s390.md: Replace all occurences of the 'm'
289 constraint with 'RT'.
291 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
293 * config/s390/s390.md ("cpu_facility", "enabled"): Attribute
295 ("*movdi_64dfp", "*movdi_64extimm", "*movdi_64"): Merged into
297 ("*anddi3_extimm", "*anddi3"): Merged into "*anddi3".
298 ("*iordi3_extimm", "*iordi3"): Merged into "*iordi3".
299 ("*xordi3_extimm", "*xordi3"): Merged into "*xordi3".
301 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
303 * reload.c: (find_reloads): Skip alternatives according to the
304 "enabled" attribute. Constify the constraint variable.
305 * recog.c (get_attr_enabled): Add default implementation.
306 (extract_insn): Set the alternative_enabled_p array
307 in the recog_data struct.
308 (preprocess_constraints, constrain_operands): Skip
309 alternatives according to the "enabled" attribute
310 * recog.h (struct recog_data): New field alternative_enabled_p.
311 (skip_alternative): New inline function.
312 * regclass.c: (record_operand_costs): Check the "enabled" attribute.
313 (record_reg_classes): Skip alternative according to the
316 * doc/md.texi: Add documention for the "enabled" attribute.
318 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
320 * defaults.h (TARGET_MEM_CONSTRAINT): New target macro added.
321 * postreload.c (reload_cse_simplify_operands): Replace 'm'
322 constraint with TARGET_MEM_CONSTRAINT.
323 * recog.c (asm_operand_ok, preprocess_constraints,
324 constrain_operands): Likewise.
325 * regclass.c (record_reg_classes): Likewise.
326 * reload.c (find_reloads, alternative_allows_const_pool_ref): Likewise.
327 * reload1.c (maybe_fix_stack_asms): Likewise.
328 * stmt.c (parse_output_constraint, parse_input_constraint): Likewise.
329 * recog.h: Adjust comment.
330 * genpreds.c (generic_constraint_letters): Remove 'm' constraint.
331 * genoutput.c (note_constraint): Don't emit error for 'm' constraint.
332 * doc/md.texi: Add a note to description of 'm' constraint.
333 * doc/tm.texi: Document the new TARGET_MEM_CONSTRAINT macro.
335 2008-05-27 Eric Botcazou <ebotcazou@adacore.com>
337 * tree-sra.c (sra_type_can_be_decomposed_p) <RECORD_TYPE>: Make sure
338 that the bitfield is of integral type before testing its precision.
340 2008-05-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
341 Sa Liu <saliu@de.ibm.com>
343 * config/spu/spu.c (spu_init_libfuncs): Add __multi3, __divti3,
344 __modti3, __udivti3, __umodti3 and __udivmodti4.
345 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Add files
346 that implement TImode mul and div functions.
347 * config/spu/multi3.c: New. Implement __multi3.
348 * config/spu/divmodti4.c: New. Implement _udivmodti4 and others.
349 * testsuite/gcc.target/spu/muldivti3.c: New. Test TImode mul and div
352 2008-05-26 Steven Bosscher <stevenb.gcc@gmail.com>
354 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Generate
355 new tls_gd_* and tls_ld_* insns instead of an insn sequence.
356 * config/rs6000/rs6000.md (TLSmode, tls_abi_suffix, tls_insn_suffix,
357 tls_sysv_suffix): New mode and mode attribute iterators.
358 (tls_gd_32, tls_gd_64, tls_ld_32, tls_ld_64): Remove.
359 (lts_gd_aix*, tls_gd_sysv*, tls_ld_aix*, tls_ld_sysv*): New patterns.
360 (tls_dtprel_*, tls_dtprel_ha_*, tls_dtprel_lo_*, tls_got_dtprel_*,
361 tls_tprel_*, tls_tprel_ha_*, tls_tprel_lo_*, tls_got_tprel_*,
362 tls_tls_*): Merge 32 bit and 64 bit variants using aforementioned
365 2008-05-26 Eric Botcazou <ebotcazou@adacore.com>
367 PR tree-optimization/36329
368 * tree.h (CALL_CANNOT_INLINE_P): Add access check.
369 * tree-gimple.h (CALL_STMT_CANNOT_INLINE_P): New macro.
370 * cgraphbuild.c (initialize_inline_failed): Use the latter
371 macro in lieu of the former.
372 * ipa-inline.c (cgraph_mark_inline): Likewise.
373 (cgraph_decide_inlining_of_small_function): Likewise.
374 (cgraph_decide_inlining): Likewise.
375 (cgraph_decide_inlining_incrementally): Likewise.
377 2008-05-26 Tristan Gingold <gingold@adacore.com>
378 Anatoly Sokolov <aesok@post.ru>
380 * config/avr/avr.md ("call_prologue_saves"): Use hi8(gs())/lo8(gs())
381 instead of pm_lo8/pm_hi8 to makes this call working on avr6.
382 * config/avr/avr.c (expand_prologue): Tune "call_prologue"
383 optimization for 'avr6' architecture.
385 2008-05-26 Andy Hutchinson <hutchinsonandy@aim.com>
388 * config/avr/avr.md (*addhi3_zero_extend2): Remove.
390 2008-05-26 Richard Guenther <rguenther@suse.de>
392 * tree-ssa-sccvn.c (expr_has_constants): Declare.
393 (visit_reference_op_load): Initialize VN_INFO->has_constants properly.
395 2008-05-26 H.J. Lu <hongjiu.lu@intel.com>
398 * caller-save.c (insert_restore): Verify alignment of spill space.
399 (insert_save): Likewise.
400 * cfgexpand.c (LOCAL_ALIGNMENT): Removed.
401 * defaults.h (LOCAL_ALIGNMENT): New. Provide default.
402 (STACK_SLOT_ALIGNMENT): Likewise.
403 * function.c (LOCAL_ALIGNMENT): Removed.
404 (get_stack_local_alignment): New.
405 (assign_stack_local): Use it. Set alignment on stack slot.
406 (assign_stack_temp_for_type): Use get_stack_local_alignment.
407 * config/i386/i386.h (LOCAL_ALIGNMENT): Updated.
408 (STACK_SLOT_ALIGNMENT): New.
409 * config/i386/i386.c (ix86_local_alignment): Handle caller-save
410 stack slot in XFmode.
412 * doc/tm.texi (STACK_SLOT_ALIGNMENT): New.
414 2008-05-26 Kai Tietz <kai.tietz@onevision.com>
417 * config/i386/i386.md (allocate_stack_worker_64): Make sure
418 argument operand in rax isn't removed.
420 2008-05-26 Richard Guenther <rguenther@suse.de>
423 * fold-const.c (extract_muldiv_1): Use TYPE_OVERFLOW_WRAPS,
424 not TYPE_UNSIGNED. Use TYPE_PRECISION instead of GET_MODE_SIZE.
426 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
429 * c-cppbuiltin.c (define__GNUC__): Re-add definition of __GNUG__.
431 2008-05-26 Dominique Dhumieres <dominiq@lps.ens.fr>
433 * config/darwin-c.c: Include "incpath.h" instead of "c-incpath.h".
434 * config/t-darwin: Use "incpath.h" instead of "c-incpath.h".
436 2008-05-25 Eric Botcazou <ebotcazou@adacore.com>
438 * tree-nested.c (convert_tramp_reference) <ADDR_EXPR>: Do not
439 build a trampoline if we don't want one.
440 * varasm.c (initializer_constant_valid_p) <ADDR_EXPR>: Do not
441 return zero for nested functions if we don't want a trampoline.
443 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
445 * doc/invoke.texi: Added f77, f77-cpp-input to list of file types.
447 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
450 * c.opt: Removed undocumented option '-lang-fortran'.
451 * c-common.h: Removed global variable 'lang_fortran'.
452 * c-opts.c (c_common_handle_option): Removed code to handle
453 option '-lang-fortran'. Updated includes.
454 * c-cppbuiltin.c (c_cpp_builtins): Removed conditional
455 definition of '__GFORTRAN__'.
456 (define__GNUC__): Reimplemented to use BASEVER and
457 cpp_define_formatted.
458 (builtin_define_with_value_n): Removed.
459 * c-incpath.h: Renamed to ...
460 * incpath.h: ... this.
461 * c-incpath.c: Renamed to ...
462 * incpath.c: ... this. Updated includes.
463 * fix-header.c: Updated includes.
464 * Makefile.in: Replaced c-incpath.[ch] by incpath.[ch].
465 (c-cppbuiltin.o): Added dependency on and definition of BASEVER.
466 (OBJ-archive): Added cppdefault.o, incpath.o and prefix.o.
468 2008-05-25 Eric Botcazou <ebotcazou@adacore.com>
470 * tree.h: Update the table of flags used on tree nodes.
471 (TREE_NO_TRAMPOLINE): New accessor for static_flag.
472 (SAVE_EXPR_RESOLVED_P): Use automatically-built access check.
473 (FORCED_LABEL): Add access check.
474 (CALL_EXPR_RETURN_SLOT_OPT): Likewise.
475 (ASM_INPUT_P): Likewise.
476 (ASM_VOLATILE_P): Likewise.
477 (EH_FILTER_MUST_NOT_THROW): Access static_flag directly.
478 (OMP_SECTION_LAST): Access private_flag directly.
479 (OMP_RETURN_NOWAIT): Likewise.
480 (OMP_PARALLEL_COMBINED): Likewise.
481 (OMP_CLAUSE_PRIVATE_DEBUG): Access public_flag directly.
482 (OMP_CLAUSE_LASTPRIVATE_FIRSTPRIVATE): Likewise.
483 * tree-ssa-propagate.c (STMT_IN_SSA_EDGE_WORKLIST): Access
484 deprecated_flag directly.
486 2008-05-25 H.J. Lu <hongjiu.lu@intel.com>
488 * final.c (frame_pointer_needed): Removed.
489 * flags.h (frame_pointer_needed): Likewise.
491 * function.h (rtl_data): Add frame_pointer_needed.
492 (frame_pointer_needed): New.
494 2008-05-25 Arthur Loiret <arthur.loiret@u-psud.fr>
496 * config.gcc (sh2[lbe]*-*-linux*): Allow target.
498 2008-05-25 Steven Bosscher <stevenb.gcc@gmail.com>
500 * gcse.c (hash_scan_set): Do not pick up a REG_EQUAL value if
503 2008-05-25 Alan Modra <amodra@bigpond.net.au>
505 * c-common.c (strip_array_types): Move function to..
507 (get_inner_array_type): Delete.
508 * c-common.h (strip_array_types): Move declaration to..
510 (get_inner_array_type): Delete.
511 * config/i386/i386.c (x86_field_alignment): Use strip_array_types.
512 * config/rs6000/aix.h (ADJUST_FIELD_ALIGN): Likewise.
513 * config/rs6000/linux64.h (ADJUST_FIELD_ALIGN): Likewise.
514 * config/pa/pa.c (emit_move_sequence): Likewise.
516 2008-05-24 H.J. Lu <hongjiu.lu@intel.com>
518 * config/i386/i386.md (*sse_prologue_save_insn): Set length
521 2008-05-24 Andy Hutchinson <hutchinsonandy@aim.com>
523 * function.c: Include target hook for nonlocal_goto frame value.
525 2008-05-24 Richard Guenther <rguenther@suse.de>
527 * tree-dfa.c (refs_may_alias_p): Re-instantiate case that a scalar
528 variable can be only accessed through a pointer or a union.
530 2008-05-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
532 * builtins.c (fold_builtin_fpclassify): Fix spelling of FP_INFINITE.
533 * doc/extend.texi: Likewise.
535 2008-05-23 DJ Delorie <dj@redhat.com>
537 * config/m32c/jump.md (untyped_call): Add.
539 * config/m32c/m32c.c (m32c_return_addr_rtx): Change pointer type
541 (m32c_address_cost): Detail costs for indirect offsets.
543 2008-05-23 Rafael Espindola <espindola@google.com>
545 * see.c (see_get_extension_data): Don't use SUBREG_REG to test
546 if a node is a SUBREG.
547 (see_analyze_one_def): Don't use SUBREG_REG to test if a node
550 2008-05-23 Paul Brook <paul@codesourcery.com>
551 Carlos O'Donell <carlos@codesourcery.com>
553 * doc/extend.texi: Clarify use of __attribute__((naked)).
554 * doc/tm.texi: Document TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS.
555 * target.h (gcc_target): Add allocate_stack_slots_for_args.
556 * function.c (use_register_for_decl): Use
557 targetm.calls.allocate_stack_slots_for_args.
558 * target-def.h (TARGET_CALLS): Add TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS.
559 * config/arm/arm.c (arm_allocate_stack_slots_for_args): New function.
560 (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): Define.
562 2008-05-23 Eric Botcazou <ebotcazou@adacore.com>
564 * expr.c (highest_pow2_factor) <BIT_AND_EXPR>: New case.
566 2008-05-23 Steven Munroe <sjmunroe@us.ibm.com>
568 * config/rs6000/darwin-ldouble.c (fmsub): Eliminate the full
569 PACK/UNPACK between FP_SUB_Q and FD_TRUNC so that the result
570 is only rounded once.
572 2008-05-23 Richard Guenther <rguenther@suse.de>
574 * tree-ssa-operands.c (mark_difference_for_renaming): Use bitmap_xor.
576 2008-05-23 Uros Bizjak <ubizjak@gmail.com>
577 Jakub Jelinek <jakub@redhat.com>
580 * configure.ac: Handle --enable-cld.
581 * configure: Regenerated.
582 * config.gcc: Add USE_IX86_CLD to tm_defines for x86 targets.
583 * config/i386/i386.h (struct machine_function): Add needs_cld field.
584 (ix86_current_function_needs_cld): New define.
585 * config/i386/i386.md (UNSPEC_CLD): New unspec volatile constant.
586 (cld): New isns pattern.
587 (strmov_singleop, rep_mov, strset_singleop, rep_stos, cmpstrnqi_nz_1,
588 cmpstrnqi_1, strlenqi_1): Set ix86_current_function_needs_cld flag.
589 * config/i386/i386.opt (mcld): New option.
590 * config/i386/i386.c (ix86_expand_prologue): Emit cld insn if
591 TARGET_CLD and ix86_current_function_needs_cld.
592 (override_options): Use -mcld by default for 32-bit code if
595 * doc/install.texi (Options specification): Document --enable-cld.
596 * doc/invoke.texi (Machine Dependent Options)
597 [i386 and x86-64 Options]: Add -mcld option.
598 (Intel 386 and AMD x86-64 Options): Document -mcld option.
600 2008-05-23 Kai Tietz <kai.tietz@onevison.com>
601 * config/i386/i386.c (return_in_memory_32): Add ATTRIBUTE_UNUSED.
602 (return_in_memory_64): Likewise.
603 (return_in_memory_ms_64): Likewise.
605 2008-05-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
607 * builtin-types.def (BT_FN_INT_INT_INT_INT_INT_INT_VAR): New.
608 * builtins.c (fold_builtin_fpclassify): New.
609 (fold_builtin_varargs): Handle BUILT_IN_FPCLASSIFY.
610 * builtins.def (BUILT_IN_FPCLASSIFY): New.
611 * c-common.c (handle_type_generic_attribute): Adjust to accept
612 fixed arguments before an elipsis.
613 (check_builtin_function_arguments): Handle BUILT_IN_FPCLASSIFY.
614 * doc/extend.texi: Document __builtin_fpclassify.
616 2008-05-22 Aldy Hernandez <aldyh@redhat.com>
618 * omp-low.c (gate_expand_omp_ssa): Remove.
619 (pass_expand_omp_ssa): Remove.
620 (gate_expand_omp): Do not check for flag_openmp_ssa.
621 * common.opt (-fopenmp-ssa): Remove.
622 * passes.c (init_optimization_passes): Remove pass_expand_omp_ssa.
624 2008-05-22 Kaz Kojima <kkojima@gcc.gnu.org>
626 * config/sh/sh.opt (mfixed-range): New option.
627 * config/sh/sh-protos.h (sh_fix_range): Declare.
628 * config/sh/sh.c (sh_fix_range): New function.
629 * config/sh/sh.h (sh_fixed_range_str): Declare.
630 (OVERRIDE_OPTIONS): Call sh_fix_range if sh_fixed_range_str
632 * doc/invoke.texi (SH Options): Document -mfixed-range.
634 2008-05-22 Kai Tietz <kai.tietz@onevision.com>
636 * config/i386/sol2-10.h (SUBTARGET_RETURN_IN_MEMORY): Undefine
637 it before the redeclaration.
639 2008-05-22 Anatoly Sokolov <aesok@post.ru>
641 * config/avr/avr.c (get_sequence_length): Add new function.
642 (expand_prologue, expand_epilogue): Remove duplicate code.
644 2008-05-22 Rafael Espindola <espindola@google.com>
646 * see.c (see_pre_insert_extensions): Use copy_rtx to avoid invalid rtx
649 2008-05-22 H.J. Lu <hongjiu.lu@intel.com>
651 * defaults.h (UNITS_PER_SIMD_WORD): Add scalar mode as argument.
652 * doc/tm.texi (UNITS_PER_SIMD_WORD): Likewise.
654 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Replace
655 UNITS_PER_SIMD_WORD with GET_MODE_SIZE (TYPE_MODE (vectype)).
656 (vect_update_misalignment_for_peel): Likewise.
657 (vector_alignment_reachable_p): Likewise.
658 * tree-vect-transform.c (vectorizable_load): Likewise.
659 * tree-vectorizer.c (vect_supportable_dr_alignment): Likewise.
660 (get_vectype_for_scalar_type): Pass mode of scalar_type
661 to UNITS_PER_SIMD_WORD.
663 * config/arm/arm.h (UNITS_PER_SIMD_WORD): Updated.
664 * config/i386/i386.h (UNITS_PER_SIMD_WORD): Likewise.
665 * config/mips/mips.h (UNITS_PER_SIMD_WORD): Likewise.
666 * config/rs6000/rs6000.h (UNITS_PER_SIMD_WORD): Likewise.
667 * config/sparc/sparc.h (UNITS_PER_SIMD_WORD): Likewise.
669 2008-05-22 Ira Rosen <irar@il.ibm.com>
671 PR tree-optimization/36293
672 * tree-vect-transform.c (vect_transform_strided_load): Don't check
673 if the first load must be skipped because of a gap.
675 2008-05-22 Richard Guenther <rguenther@suse.de>
677 * tree-dfa.c (refs_may_alias_p): Exit early if possible. Handle
678 more cases of offset disambiguation that is possible if
679 strict-aliasing rules apply.
680 * tree-ssa-loop-im.c (mem_refs_may_alias_p): Use refs_may_alias_p
681 for basic offset and type-based disambiguation.
683 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
685 * config/i386/i386.c (ix86_expand_vector_init_one_var): Use
686 ix86_expand_vector_set on V16QImode for SSE4.1.
688 2008-05-21 Tom Tromey <tromey@redhat.com>
690 * c.opt (Wimport): Mark as undocumented.
691 * doc/invoke.texi (Option Summary): Don't mention -Wimport or
693 (Warning Options): Likewise.
694 * doc/cppopts.texi: Don't mention -Wimport.
696 2008-05-21 Sebastian Pop <sebastian.pop@amd.com>
698 PR tree-optimization/36287
699 PR tree-optimization/36286
700 * lambda-code.c (build_access_matrix): Do not use the loop->num
701 for computing the number of induction variables: use the loop depth
704 2008-05-21 Kai Tietz <kai.tietz@onevision.com>
707 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Honor
708 option -f(no-)leading-underscore.
710 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
712 * config/i386/i386.c (ix86_expand_vector_init_general): Use
713 GET_MODE_NUNITS (mode).
715 2008-05-21 Peter Bergner <bergner@vnet.ibm.com>
717 * doc/invoke.texi: Add cpu_type's 464 and 464fp.
718 (-mmulhw): Add 464 to description.
720 * config.gcc: Handle --with-cpu=464 and --with-cpu=464fp.
721 * config/rs6000/rs6000.c (processor_target_table): Add 464 and
723 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add 464 and 464fp support.
724 * config/rs6000/t-fprules (MULTILIB_MATCHES_FLOAT): Include -mcpu=464.
725 * config/rs6000/rs6000.md: Update comments for 464.
727 2008-05-21 Janis Johnson <janis187@us.ibm.com>
729 * doc/sourcebuild.texi (Test Directives): Add dg-xfail-run-if.
731 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
733 * config/i386/sse.md (vec_extractv4sf): Removed.
734 (vec_extractv2df): Likewise.
735 (vec_extractv2di): Likewise.
736 (vec_extractv4si): Likewise.
737 (vec_extractv8hi): Likewise.
738 (vec_extractv16qi): Likewise.
739 (vec_extract<mode>): New.
741 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
743 * config/i386/sse.md (vec_setv4sf): Removed.
744 (vec_setv2df): Likewise.
745 (vec_setv2di): Likewise.
746 (vec_setv4si): Likewise.
747 (vec_setv8hi): Likewise.
748 (vec_setv16qi): Likewise.
749 (vec_set<mode>): New.
751 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
753 * config/i386/i386.c (ix86_expand_vector_init_general): Remove
754 goto for vec_concat and vec_interleave.
756 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
758 * config/i386/sse.md (vec_initv4sf): Removed.
759 (vec_initv2df): Likewise.
760 (vec_initv2di): Likewise.
761 (vec_initv4si): Likewise.
762 (vec_initv8hi): Likewise.
763 (vec_initv16qi): Likewise.
764 (vec_init<mode>): New.
766 2008-05-21 Joseph Myers <joseph@codesourcery.com>
768 * collect2.c (find_a_file): Use IS_ABSOLUTE_PATH.
770 2008-05-21 Tom Tromey <tromey@redhat.com>
772 * ggc-zone.c (lookup_page_table_if_allocated): New function.
773 (zone_find_object_offset): Likewise.
774 (gt_ggc_m_S): Likewise.
775 (highest_bit): Likewise.
776 * ggc-page.c (gt_ggc_m_S): New function.
777 * stringpool.c (string_stack): Remove.
778 (init_stringpool): Update.
779 (ggc_alloc_string): Use ggc_alloc.
780 (maybe_delete_ident): New function.
781 (ggc_purge_stringpool): Likewise.
782 (gt_ggc_m_S): Remove.
783 * ggc-common.c (ggc_protect_identifiers): New global.
784 (ggc_mark_roots): Call ggc_purge_stringpool. Use
785 ggc_protect_identifiers.
786 * ggc.h (ggc_protect_identifiers): Declare.
787 (gt_ggc_m_S): Update.
788 (ggc_purge_stringpool): Declare.
789 * toplev.c (compile_file): Set and reset ggc_protect_identifiers.
790 * gengtype.c (write_types_process_field) <TYPE_STRING>: Remove
792 (write_root): Cast gt_ggc_m_S to gt_pointer_walker.
794 2008-05-21 David S. Miller <davem@davemloft.net>
796 * config.gcc (sparc-*-linux*): Always include sparc/t-linux in
799 2008-05-21 Eric Botcazou <ebotcazou@adacore.com>
801 * cfgexpand.c (tree_expand_cfg): Zap the EH throw statement table
804 2008-05-20 David Daney <ddaney@avtrex.com>
806 * config/mips/mips.md (UNSPEC_SYNC_NEW_OP_12,
807 UNSPEC_SYNC_OLD_OP_12, UNSPEC_SYNC_EXCHANGE_12): New define_constants.
808 (UNSPEC_SYNC_EXCHANGE, UNSPEC_MEMORY_BARRIER, UNSPEC_SET_GOT_VERSION,
809 UNSPEC_UPDATE_GOT_VERSION): Renumber.
810 (optab, insn): Add 'plus' and 'minus' to define_code_attr.
811 (atomic_hiqi_op): New define_code_iterator.
812 (sync_compare_and_swap<mode>): Call mips_expand_atomic_qihi instead of
813 mips_expand_compare_and_swap_12.
814 (compare_and_swap_12): Use MIPS_COMPARE_AND_SWAP_12 instead of
815 MIPS_COMPARE_AND_SWAP_12_0. Pass argument to MIPS_COMPARE_AND_SWAP_12.
816 (sync_<optab><mode>, sync_old_<optab><mode>,
817 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
818 sync_new_nand<mode>): New define_expands for HI and QI mode operands.
819 (sync_<optab>_12, sync_old_<optab>_12, sync_new_<optab>_12,
820 sync_nand_12, sync_old_nand_12, sync_new_nand_12): New insns.
821 (sync_lock_test_and_set<mode>): New define_expand for HI and QI modes.
822 (test_and_set_12): New insn.
823 (sync_old_add<mode>, sync_new_add<mode>, sync_old_<optab><mode>,
824 sync_new_<optab><mode>, sync_old_nand<mode>,
825 sync_new_nand<mode>, sync_lock_test_and_set<mode>): Add early
826 clobber to operand 0 for SI and DI mode insns.
827 * config/mips/mips-protos.h (mips_gen_fn_6, mips_gen_fn_5,
828 mips_gen_fn_4): New typedefs.
829 (mips_gen_fn_ptrs): Define new union type.
830 (mips_expand_compare_and_swap_12): Remove declaration.
831 (mips_expand_atomic_qihi): Declare function.
832 * config/mips/mips.c (mips_expand_compare_and_swap_12): Rename to...
833 (mips_expand_atomic_qihi): ... this. Use new generator function
835 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP_12): Add OPS parameter.
836 (MIPS_COMPARE_AND_SWAP_12_0): Delete macro.
837 (MIPS_COMPARE_AND_SWAP_12_ZERO_OP, MIPS_COMPARE_AND_SWAP_12_NONZERO_OP,
838 MIPS_SYNC_OP_12, MIPS_SYNC_OP_12_NOT_NOP,
839 MIPS_SYNC_OP_12_NOT_NOT, MIPS_SYNC_OLD_OP_12,
840 MIPS_SYNC_OLD_OP_12_NOT_NOP, MIPS_SYNC_OLD_OP_12_NOT_NOP_REG,
841 MIPS_SYNC_OLD_OP_12_NOT_NOT, MIPS_SYNC_OLD_OP_12_NOT_NOT_REG,
842 MIPS_SYNC_NEW_OP_12, MIPS_SYNC_NEW_OP_12_NOT_NOP,
843 MIPS_SYNC_NEW_OP_12_NOT_NOT, MIPS_SYNC_EXCHANGE_12,
844 MIPS_SYNC_EXCHANGE_12_ZERO_OP, MIPS_SYNC_EXCHANGE_12_NONZERO_OP):
847 2008-05-20 H.J. Lu <hongjiu.lu@intel.com>
849 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Add
852 2008-05-20 Anatoly Sokolov <aesok@post.ru>
854 * config/avr/avr.h (machine_function): Add 'is_OS_main' field.
855 * config/avr/avr.c (avr_OS_main_function_p): Add new function.
856 (avr_attribute_table): Add 'OS_main' function attribute.
857 (avr_regs_to_save, expand_prologue, expand_epilogue): Handle
858 functions with 'OS_main' attribute.
860 2008-05-20 Richard Guenther <rguenther@suse.de>
862 PR tree-optimization/35204
863 * tree-ssa-sccvn.c (extract_and_process_scc_for_name): New
864 helper, split out from ...
865 (DFS): ... here. Make the DFS walk non-recursive.
867 2008-05-20 Sebastian Pop <sebastian.pop@amd.com>
868 Jan Sjodin <jan.sjodin@amd.com>
870 PR tree-optimization/36181
871 * tree-parloops.c (loop_has_vector_phi_nodes): New.
872 (parallelize_loops): Don't parallelize when the loop has vector
875 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
876 Sebastian Pop <sebastian.pop@amd.com>
878 * tree-loop-linear.c (gather_interchange_stats): Look in the access
879 matrix, and never look at the tree representation of the memory
881 (linear_transform_loops): Computes parameters and access matrices.
882 * tree-data-ref.c (compute_data_dependences_for_loop): Returns false
884 (access_matrix_get_index_for_parameter): New.
885 * tree-data-ref.h (struct access_matrix): New.
886 (AM_LOOP_NEST_NUM, AM_NB_INDUCTION_VARS, AM_PARAMETERS, AM_MATRIX,
887 AM_NB_PARAMETERS, AM_CONST_COLUMN_INDEX, AM_NB_COLUMNS,
888 AM_GET_SUBSCRIPT_ACCESS_VECTOR, AM_GET_ACCESS_MATRIX_ELEMENT,
889 am_vector_index_for_loop): New.
890 (struct data_reference): Add field access_matrix.
891 (DR_ACCESS_MATRIX): New.
892 (compute_data_dependences_for_loop): Update declaration.
893 (lambda_collect_parameters, lambda_compute_access_matrices): Declared.
894 * lambda.h (lambda_vector_vec_p): Declared.
895 * lambda-code.c: Depend on pointer-set.h.
896 (lambda_collect_parameters_from_af, lambda_collect_parameters,
897 av_for_af_base, av_for_af, build_access_matrix,
898 lambda_compute_access_matrices): New.
899 * Makefile.in (lambda-code.o): Depend on pointer-set.h.
901 2008-05-20 Joseph Myers <joseph@codesourcery.com>
903 * doc/install.texi2html: Generate gcc-vers.texi in $DESTDIR not
906 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
907 Sebastian Pop <sebastian.pop@amd.com>
909 PR tree-optimization/36206
910 * tree-scalar-evolution.c: Remove enum INSERT_SUPERLOOP_CHRECS,
912 (instantiate_scev_1): Rename flags to fold_conversions.
913 Do not check for INSERT_SUPERLOOP_CHRECS, keep SSA_NAMEs defined
914 outeside instantiation_loop.
915 * tree-chrec.h (evolution_function_is_affine_in_loop): New.
916 (evolution_function_is_affine_or_constant_p): Removed.
917 * tree-data-ref.c (dr_analyze_indices): Replace resolve_mixers with
919 (analyze_siv_subscript): Pass in the loop nest number.
920 Call evolution_function_is_affine_in_loop instead of
921 evolution_function_is_affine_p.
922 (analyze_overlapping_iterations): Pass in the loop nest number.
924 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
925 Sebastian Pop <sebastian.pop@amd.com>
927 PR tree-optimization/36206
928 * tree-chrec.h (chrec_fold_op): New.
929 * tree-data-ref.c (initialize_matrix_A): Traverse NOP_EXPR, PLUS_EXPR,
932 2008-05-20 Nathan Sidwell <nathan@codesourcery.com>
934 * c-incpath.c (INO_T_EQ): Do not define on non-inode systems.
936 (remove_duplicates): Do not set inode on non-inode systems.
939 2008-05-20 Sandra Loosemore <sandra@codesourcery.com>
941 * config.gcc (tm_file): Update comments about relative pathnames.
943 2008-05-20 Richard Guenther <rguenther@suse.de>
945 * tree-ssa-reassoc.c (fini_reassoc): Use the statistics infrastructure.
946 * tree-ssa-sccvn.c (process_scc): Likewise.
947 * tree-ssa-sink.c (execute_sink_code): Likewise.
948 * tree-ssa-threadupdate.c (thread_through_all_blocks): Likewise.
949 * tree-vrp.c (process_assert_insertions): Likewise.
950 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Likewise.
951 (perform_tree_ssa_dce): Likewise.
952 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Likewise.
953 (dump_dominator_optimization_stats): Likewise.
954 * tree-vectorizer.c (vectorize_loops): Likewise.
956 2008-05-20 Richard Guenther <rguenther@suse.de>
958 * tree-vn.c (vn_lookup_with_vuses): Do not use the alias oracle.
960 2008-05-20 Kai Tietz <kai.tietz@onevision.com>
962 * config/i386/i386-protos.h (ix86_return_in_memory): Removed.
963 (ix86_i386elf_return_in_memory): Likewise.
964 (ix86_i386interix_return_in_memory): Likewise.
965 * config/i386/i386-interix.h (TARGET_RETURN_IN_MEMORY): Removed.
966 (SUBTARGET_RETURN_IN_MEMORY): New.
967 * config/i386/i386elf.h: Likewise.
968 * config/i386/ptx4-i.h: Likewise.
969 * config/i386/sol2-10.h: Likewise.
970 * config/i386/sysv4.h: Likewise.
971 * config/i386/vx-common.h: Likewise.
972 * config/i386/i386.h (TARGET_RETURN_IN_MEMORY): Removed.
973 * config/i386/i386.c (ix86_return_in_memory): Made static and
974 make use of optional SUBTARGET_RETURN_IN_MEMORY macro.
975 (ix86_i386elf_return_in_memory): Removed.
976 (ix86_i386interix_return_in_memory): Removed.
977 (TARGET_RETURN_IN_MEMORY): Declared within i386.c only.
978 * target-def.h (TARGET_RETURN_IN_MEMORY): Remove protection #ifdef.
980 2008-05-20 Alexandre Oliva <aoliva@redhat.com>
982 * cselib.c (cselib_record_sets): Use correct mode for IF_THEN_ELSE.
984 2008-05-19 Xinliang David Li <davidxl@google.com>
986 * tree-ssa-dce.c: Revert patches of 2008-05-17 and 2008-05-18.
989 * doc/invoke.texi: Ditto.
991 2008-05-19 Eric Botcazou <ebotcazou@adacore.com>
993 * tree.c (substitute_in_expr) <tcc_vl_exp>: Fix thinko.
994 (substitute_placeholder_in_expr) <tcc_vl_exp>: Minor tweak.
996 2008-05-19 H.J. Lu <hongjiu.lu@intel.com>
998 * config/i386/i386.c (ix86_expand_vector_init_concat): Change
999 sizes of operand array from 8/4 to 4/2.
1000 (ix86_expand_vector_init_general): Change size of operand array
1001 from 32 to 16. Remove op0, op1 and half_mode.
1003 2008-05-19 H.J. Lu <hongjiu.lu@intel.com>
1005 * config/i386/i386.c (ix86_expand_vector_init_concat): New.
1006 (ix86_expand_vector_init_interleave): Likewise.
1007 (ix86_expand_vector_init_general): Use them. Assert
1008 word_mode == SImode when n_words == 4.
1010 2008-05-19 Uros Bizjak <ubizjak@gmail.com>
1012 * config/i386/i386.c (ix86_secondary_reload): New static function.
1013 (TARGET_SECONDARY_RELOAD): New define.
1014 * config/i386/i386.h (SECONDARY_OUTPUT_RELOAD_CLASS): Remove.
1015 * config/i386/i386.md (reload_outqi): Remove.
1017 2008-05-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1020 * builtins.c (mathfn_built_in_1): Renamed from mathfn_built_in.
1021 Add `implicit' parameter. Handle BUILT_IN_SIGNBIT.
1022 (mathfn_built_in): Rewrite in terms of mathfn_built_in_1.
1023 (fold_builtin_classify): Handle BUILT_IN_ISINF_SIGN.
1024 (fold_builtin_1): Likewise.
1025 * builtins.def (BUILT_IN_ISINF_SIGN): New.
1026 c-common.c (check_builtin_function_arguments): Handle
1027 BUILT_IN_ISINF_SIGN.
1028 * doc/extend.texi: Document __builtin_isinf_sign.
1029 * fold-const.c (operand_equal_p): Handle COND_EXPR.
1031 2008-05-18 Eric Botcazou <ebotcazou@adacore.com>
1033 * tree-ssa-dom.c (tree_ssa_dominator_optimize): If some blocks need
1034 EH cleanup at the end of the pass, search for those that have been
1035 turned into forwarder blocks and do the cleanup on their successor.
1037 2008-05-18 Richard Guenther <rguenther@suse.de>
1039 * tree-cfg.c (verify_gimple_expr): Allow conversions from
1040 pointers to sizetype and vice versa.
1042 2008-05-18 Xinliang David Li <davidxl@google.com>
1044 * gcc/tree-ssa-dce.c: Coding style fix.
1045 (check_pow): Documentation comment.
1046 (check_log): Documenation comment. Coding style fix.
1047 (is_unnecessary_except_errno_call): Ditto.
1048 (gen_conditions_for_pow): Ditto.
1049 (gen_conditions_for_log): Ditto.
1050 (gen_shrink_wrap_conditions): Ditto.
1051 (shrink_wrap_one_built_in_calls): Ditto.
1052 * gcc/doc/invoke.texi: Better documentation string.
1053 * ChangeLog: Fix wrong change log entries from
1054 May 17 checkin on function call DCE.
1056 2008-05-17 Kaz Kojima <kkojima@gcc.gnu.org>
1058 * config/sh/sh.c (sh_output_mi_thunk): Update the use of init_flow.
1060 2008-05-17 Kenneth Zadeck <zadeck@naturalbridge.com>
1062 * doc/rtl.texi (RTL_CONST_CALL_P, RTL_PURE_CALL_P): Fixed typos.
1063 * df-problems.c (simulation routines): Fixed block comment to
1064 properly say how to add forwards scanning functions.
1066 2008-05-17 Eric Botcazou <ebotcazou@adacore.com>
1068 * tree-inline.c (setup_one_parameter): Remove dead code.
1070 2008-05-17 Eric Botcazou <ebotcazou@adacore.com>
1072 * fold-const.c (fold_unary) <CASE_CONVERT>: Fold the cast into
1073 a BIT_AND_EXPR only for an INTEGER_TYPE.
1075 2008-05-17 Xinliang David Li <davidxl@google.com>
1077 * gcc/tree-ssa-dce.c (cond_dead_built_in_calls): New static variable.
1078 (check_pow, check_log, is_unnecessary_except_errno_call): New
1079 functions to check for eliminating math functions that are pure
1080 except for setting errno.
1081 (gen_conditions_for_pow, gen_conditionas_for_log): New functions to
1082 general condition expressions for shrink-wrapping pow/log calls.
1083 (gen_shrink_wrap_conditions): Ditto.
1084 (shrink_wrap_one_built_in_call): Ditto.
1085 (shrink_wrap_conditional_dead_built_in_calls): Ditto.
1086 (mark_operand_necessary): If debugging, output if OP is necessary.
1087 (eliminate_unnecessary_stmts): Eliminate pow, log calls that are
1089 * gcc/opts.c (decode_options): set flag_tree_builtin_dce to 1 when
1091 * gcc/common.opt: New user flag -ftree-builtin-dce.
1092 * gcc/doc/invoke.texi (-ftree-builtin-dce): New option.
1094 2008-05-16 David S. Miller <davem@davemloft.net>
1096 * config/sparc/linux.h (NO_PROFILE_COUNTERS): Undef before overriding.
1097 * config/sparc/linux64.h (NO_PROFILE_COUNTERS): Likewise.
1099 2008-05-16 Uros Bizjak <ubizjak@gmail.com>
1102 * config/i386/i386.h (SECONDARY_MEMORY_NEEDED_MODE): New define.
1104 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
1106 * ifcvt.c (dead_or_predicable): Rename
1107 df_simulate_one_insn_backwards to df_simulate_one_insn.
1108 * recog.c (peephole2_optimize): Ditto.
1109 * rtl-factoring.c (collect_pattern_seqs, clear_regs_live_in_seq):
1111 * df.h: Rename df_simulate_one_insn_backwards to
1112 df_simulate_one_insn. and delete df_simulate_one_insn_forwards.
1113 * df-problems.c (df_simulate_artificial_refs_at_top) Reversed
1114 scanning of defs and uses.
1115 (df_simulate_one_insn_backwards): Renamed to df_simulate_one_insn.
1116 (df_simulate_one_insn_forwards): Removed.
1118 2008-05-16 Doug Kwan <dougkwan@google.com>
1120 * real.c (real_to_decimal, real_to_hexadecimal): Distinguish
1122 (real_from_string): Handle NaNs and Inf as approriate.
1124 2008-05-16 Nathan Froyd <froydnj@codesourcery.com>
1126 * doc/gty.texi (Source Files Containing Type Information): Note
1127 that headers should appear first in the gtfiles list.
1129 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
1131 * tree.def (COND_EXEC): Properly documented this code.
1133 2008-05-16 Diego Novillo <dnovillo@google.com>
1135 * dwarf2asm.c (dw2_assemble_integer): Clarify comment.
1136 * tree-nested.c (get_trampoline_type): Set DECL_CONTEXT for
1139 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
1141 * tree-ssa-dse (max_stmt_uid): Removed.
1142 (get_stmt_uid, dse_possible_dead_store_p, dse_optimize_stmt,
1143 tree_ssa_dse): Encapsulate all uses of stmt_ann->uid.
1144 * tree-ssa-sccvn.c (compare_ops, init_scc_vn): Ditto.
1145 * function.h (cfun.last_stmt_uid): New field.
1146 * tree-flow-inline.h (set_gimple_stmt_uid, gimple_stmt_uid,
1147 gimple_stmt_max_uid, set_gimple_stmt_max_uid, inc_gimple_stmt_max_uid):
1149 * tree-dfa.c (renumber_gimple_stmt_uids): New function.
1150 (create_stmt_ann): Initialize the ann->uid field.
1151 * tree-ssa-pre.c (compute_avail): Encapsulate the stmt_ann->uid
1153 * tree-flow.h (renumber_gimple_stmt_uids): New function.
1155 2008-05-16 Nathan Froyd <froydnj@codesourcery.com>
1157 * tree-flow.h (init_empty_tree_cfg_for_function): Declare.
1158 * tree-cfg.c (init_empty_tree_cfg_for_function): Define.
1159 (init_empty_tree_cfg): Call it.
1161 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
1163 * cfg.c (init_flow): Add argument THE_FUN. Use it instead of cfun.
1166 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
1168 * doc/invoke.text (-fdump-tree-*-verbose): New option.
1169 * tree-dump.c (dump_options): New verbose option.
1170 * tree-pretty-print.c (dump_phi_nodes, dump_generic_bb_buff):
1172 * tree-pass.h (TDF_VERBOSE): New dump flag.
1173 * print-tree.c (print_node): Added code to be able to print PHI_NODES.
1174 (tree-flow.h): Added include.
1175 * Makefile.in (print-tree.o): Added TREE_FLOW_H.
1177 2008-05-16 Bernd Schmidt <bernd.schmidt@analog.com>
1179 * config/bfin/bfin.c (bfin_discover_loops): Delete empty loops.
1181 From Jie Zhang <jie.zhang@analog.com>
1182 * config/bfin/t-bfin-elf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
1183 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Remove mcpu=bf532-0.3,
1184 mcpu=bf561-none and mcpu=bf561-0.2.
1185 * config/bfin/t-bfin-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
1186 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Likewise.
1187 * config/bfin/t-bfin-linux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
1188 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Likewise.
1189 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add BFIN_CPU_UNKNOWN.
1190 * config/bfin/elf.h (STARTFILE_SPEC): Use specific CRT for BF561.
1191 (LIB_SPEC): Use proper linker script for bf561. Error if no mcpu
1193 * config/bfin/bfin.c (bfin_cpu_type): Set to BFIN_CPU_UNKNOWN.
1194 (cputype_selected): Remove.
1195 (bfin_handle_option): Don't use cputype_selected.
1196 (override_options): When no mcpu option, enable all workarounds.
1197 Don't use bfin_workarounds.
1198 * config/bfin/bfin.h (DRIVER_SELF_SPECS): Don't set default
1200 (DEFAULT_CPU_TYPE): Don't define.
1202 2008-05-16 Richard Guenther <rguenther@suse.de>
1204 * tree-ssa-propagate.c (substitute_and_fold): Fix stmt walking
1205 on deletion of the last stmt.
1207 2008-05-15 H.J. Lu <hongjiu.lu@intel.com>
1209 * config/i386/i386.c (ix86_expand_vector_init_general): Optimize
1210 V8HImode for SSE2 and V16QImode for SSE4.1.
1212 2008-05-15 Kenneth Zadeck <zadeck@naturalbridge.com>
1214 * cgraph.h (compute_inline_parameters): Made public.
1215 * tree-pass.h (ipa_opt_pass): Removed function_generate_summary,
1216 variable_generate_summary, function_write_summary,
1217 variable_write_summary, variable_read_summary. Added generate_summary,
1218 write_summary, read_summary.
1219 * cgraphunit.c (cgraph_process_new_functions): Changed call from
1220 pass_ipa_inline.function_generate_summary, to
1221 compute_inline_parameters.
1222 * ipa-inline.c (compute_inline_parameters): Made public and added
1224 (compute_inline_parameters_for_current): New function.
1225 (pass_inline_param): Now calls compute_inline_parameters_for_current.
1226 (inline_generate_summary): Removed parameter and made to loop over
1228 (pass_ipa_inline): Updated for new IPA_PASS structure.
1229 * passes.c (execute_ipa_summary_passes): Now is called once per
1230 pass rather than once per node*pass.
1232 2008-05-15 Anatoly Sokolov <aesok@post.ru>
1234 * config/avr/avr.c (avr_base_arch_macro, avr_have_movw_lpmx_p,
1235 avr_have_mul_p, avr_asm_only_p): Remove variables.
1236 (avr_override_options): Remove initialization of removed variables.
1237 (avr_file_start): Convert removed variables to fields of
1238 'struct base_arch_s *avr_current_arch'.
1239 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): (Ditto.).
1240 (AVR_HAVE_MUL): (Ditto.).
1241 (AVR_HAVE_MOVW): (Ditto.).
1242 (AVR_HAVE_LPMX): (Ditto.).
1243 (avr_base_arch_macro, avr_have_movw_lpmx_p, avr_have_mul_p,
1244 avr_asm_only_p): Remove declaration.
1246 2008-05-15 Diego Novillo <dnovillo@google.com>
1248 * config/arm/arm.c (arm_return_in_memory): Fix return type.
1249 * config/arm/arm-protos.h (arm_return_in_memory): Likewise.
1251 2008-05-15 Adam Nemet <anemet@caviumnetworks.com>
1254 * combine.c (check_conversion): Rename back to check_promoted_subreg.
1255 Don't call record_truncated_value from here.
1256 (record_truncated_value): Turn it into a for_each_rtx callback.
1257 (record_truncated_values): New function.
1258 (combine_instructions): Call note_uses with record_truncated_values.
1259 Change name of check_conversion to check_promoted_subreg.
1261 2008-05-15 Janis Johnson <janis187@us.ibm.com>
1263 * doc/sourcebuild.texi: Document support for torture tests.
1265 2008-05-15 Uros Bizjak <ubizjak@gmail.com>
1267 * config/i386/sse.md (*vec_concatv2sf_sse4_1): Add "m" constraint
1268 to alternative 4 of operand 2.
1270 2008-05-15 Richard Guenther <rguenther@suse.de>
1272 * tree-pass.h (current_pass): Declare.
1273 (get_pass_for_id): Likewise.
1274 * passes.c (passes_by_id, passes_by_id_size): New globals.
1275 (set_pass_for_id): New function.
1276 (get_pass_for_id): Likewise.
1277 (register_one_dump_file): Use set_pass_for_id to populate passes_by_id.
1278 (execute_function_todo): Flush per function statistics.
1279 * toplev.c (compile_file): Init statistics.
1280 (general_init): Do early statistics initialization.
1281 (finalize): Finish statistics.
1282 * statistics.h (statistics_early_init): Declare.
1283 (statistics_init): Likewise.
1284 (statistics_fini): Likewise.
1285 (statistics_fini_pass): Likewise.
1286 (statistics_counter_event): Likewise.
1287 (statistics_histogram_event): Likewise.
1288 * statistics.c: New file.
1289 * Makefile.in (OBJS-common): Add statistics.o.
1290 (statistics.o): Add dependencies.
1291 * doc/invoke.texi (-fdump-statistics): Document.
1293 * tree-ssa-pre.c (compute_antic): Use statistics_histogram_event.
1295 (execute_pre): Use statistics_counter_event.
1296 * tree-ssa-propagate.c (struct prop_stats_d): Add num_dce field.
1297 (substitute_and_fold): Increment it. Use statistics_counter_event.
1299 2008-05-15 Diego Novillo <dnovillo@google.com>
1301 http://gcc.gnu.org/ml/gcc-patches/2008-05/msg00893.html
1303 * treestruct.def (TS_STRUCT_FIELD_TAG): Remove.
1304 * tree-ssa-alias.c (new_type_alias): Remove references to
1305 sub-variables from comment.
1306 * tree-ssa-operands.c (swap_tree_operands): Likewise.
1308 2008-05-15 H.J. Lu <hongjiu.lu@intel.com>
1310 * config/i386/sse.md (*vec_concatv2sf_sse4_1): Set prefix_extra
1311 attribute to 1 only for insertps alternative.
1313 2008-05-15 Bernd Schmidt <bernd.schmidt@analog.com>
1315 * config/bfin/bfin.md (loadbytes): New pattern.
1316 * config/bfin/bfin.c (enum bfin_builtins): Add BFIN_BUILTIN_LOADBYTES.
1317 (bfin_init_builtins): Initialize it.
1318 (bdesc_1arg): Add it.
1320 2008-05-15 Sa Liu <saliu@de.ibm.com>
1322 * testsuite/gfortran.dg/c_kind_int128_test1.f03: New.
1323 * testsuite/gfortran.dg/c_kind_int128_test2.f03: New.
1324 * testsuite/lib/target-supports.exp: Add
1325 check_effective_target_fortran_integer_16.
1327 2008-05-15 Bernd Schmidt <bernd.schmidt@analog.com>
1329 * config/bfin/bfin.h (TARGET_RETURN_IN_MEMORY): Don't define here.
1330 * config/bfin/bfin-protos.h (bfin_return_in_memory): Don't declare.
1331 * config/bfin/bfin.c (bfin_return_in_memory): Now static. Return bool.
1332 (TARGET_RETURN_IN_MEMORY): Define.
1334 2008-05-15 Richard Guenther <rguenther@suse.de>
1337 * tree-ssa-alias.c (new_type_alias): Do not set TREE_READONLY.
1338 * tree-flow-inline.h (unmodifiable_var_p): Memory tags never
1339 represent unmodifiable vars.
1341 2008-05-15 Richard Guenther <rguenther@suse.de>
1343 * tree-dfa.c (refs_may_alias_p): Allow all kinds of
1344 INDIRECT_REF and TARGET_MEM_REF.
1345 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
1348 2008-05-15 Uros Bizjak <ubizjak@gmail.com>
1349 H.J. Lu <hongjiu.lu@intel.com>
1351 * config/i386/sse.md (*vec_concatv2sf_sse4_1): New insn pattern.
1352 (*vec_concatv2si_sse4_1): Use vector_move_operand predicate
1353 for operand 2. Remove pinsr{q,d} with 0x0 immediate operand from
1354 insn alternatives. Add missing alternatives.
1355 (*vec_concatv2di_rex64_sse4_1): Likewise.
1356 (*vec_concatv2si_sse2): Use "x" register constraint instead of "Y2".
1357 (*vec_concatv2di_rex64_sse): Rename from *vec_concatv2di_rex64.
1360 2008-05-15 Richard Guenther <rguenther@suse.de>
1362 PR tree-optimization/36009
1363 PR tree-optimization/36204
1364 * tree-ssa-loop-im.c (tree-ssa-propagate.h): Include.
1365 (determine_invariantness_stmt): Record the loop a store is
1367 * Makefile.in (tree-ssa-loop-im.o): Add tree-ssa-propagate.h
1370 2008-05-15 Richard Guenther <rguenther@suse.de>
1372 PR tree-optimization/34330
1373 * tree-ssa-alias.c (get_smt_for): Only assert that accesses
1374 through the pointer will alias the SMT.
1376 2008-05-14 Andreas Tobler <a.tobler@schweiz.org>
1378 * config/sparc/sparc.h (NO_PROFILE_COUNTERS): Define as 0.
1380 2008-05-14 H.J. Lu <hongjiu.lu@intel.com>
1382 * config/i386/sse.md (*sse4_1_pinsrq): Make it 64bit only.
1384 2008-05-14 Michael Meissner <michael.meissner@amd.com>
1385 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
1387 * optabs.h (optab_index): Add OTI_vashl, OTI_vlshr, OTI_vashr,
1388 OTI_vrotl, OTI_vrotr to support vector/vector shifts.
1389 (vashl_optab): New optab for vector/vector shifts.
1390 (vashr_optab): Ditto.
1391 (vlshr_optab): Ditto.
1392 (vrotl_optab): Ditto.
1393 (vrotr_optab): Ditto.
1394 (optab_subtype): New enum for optab_for_tree_code call.
1395 (optab_for_tree_code): Add enum optab_subtype argument.
1397 * optabs.c (optab_for_tree_code): Take an additional argument to
1398 distinguish between a vector shift by a scalar and vector shift by
1399 a vector. Make lshr/ashr/ashl/rotl/rotr optabs just vector
1400 shifted by a scalar. Use vlshr/vashr/vashl/vrotl/vrotr for the
1401 vector shift by a vector.
1402 (expand_widen_pattern_expr): Pass additional argument to
1403 optab_for_tree_code.
1405 * genopinit.c (optabs): Add vashr_optab, vashl_optab, vlshr_optab,
1406 vrotl_optab, vrotr_optab.
1408 * expr.c (expand_expr_real_1): Update calls to
1409 optab_for_tree_code to distinguish between vector shifted by a
1410 scalar and vector shifted by a vector.
1411 * tree-vectorizer.c (supportable_widening_operation): Ditto.
1412 (supportable_narrowing_operation): Ditto.
1413 * tree-vect-analyze.c (vect_build_slp_tree): Ditto.
1414 * tree-vect-patterns.c (vect_pattern_recog_1): Ditto.
1415 * tree-vect-transform.c (vect_model_reduction_cost): Ditto.
1416 (vect_create_epilog_for_reduction): Ditto.
1417 (vectorizable_reduction): Ditto.
1418 (vectorizable_operation): Ditto.
1419 (vect_strided_store_supported): Ditto.
1420 (vect_strided_load_supported): Ditto.
1421 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
1422 * expmed.c (expand_shift): Ditto.
1424 * doc/md.texi (ashl@var{m}3): Document that operand 2 is always a
1426 (ashr@var{m}3): Ditto.
1427 (vashl@var{m}3): Document new vector/vector shift standard name.
1428 (vashr@var{m}3): Ditto.
1429 (vlshr@var{m}3): Ditto.
1430 (vrotl@var{m}3): Ditto.
1431 (vrotr@var{m}3): Ditto.
1433 * config/i386/i386.md (PPERM_SRC): Move PPERM masks here from i386.c.
1434 (PPERM_INVERT): Ditto.
1435 (PPERM_REVERSE): Ditto.
1436 (PPERM_REV_INV): Ditto.
1437 (PPERM_ZERO): Ditto.
1438 (PPERM_ONES): Ditto.
1439 (PPERM_SIGN): Ditto.
1440 (PPERM_INV_SIGN): Ditto.
1441 (PPERM_SRC1): Ditto.
1442 (PPERM_SRC2): Ditto.
1444 * config/i386/sse.md (mulv2di3): Add SSE5 support.
1445 (sse5_pmacsdql_mem): New SSE5 define_and_split that temporarily
1446 allows a memory operand to be the value being added, and split it
1447 to improve vectorization.
1448 (sse5_pmacsdqh_mem): Ditto.
1449 (sse5_mulv2div2di3_low): SSE5 32-bit multiply and extend function.
1450 (sse5_mulv2div2di3_high): Ditto.
1451 (vec_pack_trunc_v8hi): Add SSE5 pperm support.
1452 (vec_pack_trunc_v4si): Ditto.
1453 (vec_pack_trunc_v2di): Ditto.
1454 (sse5_pcmov_<mode>): Remove code that tried to use use
1455 andps/andnps instead of pcmov.
1456 (vec_widen_smult_hi_v4si): If we have SSE5, use the pmacsdql and
1457 pmacsdqh instructions.
1458 (vec_widen_smult_lo_v4si): Ditto.
1460 * config/i386/i386.c (PPERM_SRC): Move PPERM masks to i386.md.
1461 (PPERM_INVERT): Ditto.
1462 (PPERM_REVERSE): Ditto.
1463 (PPERM_REV_INV): Ditto.
1464 (PPERM_ZERO): Ditto.
1465 (PPERM_ONES): Ditto.
1466 (PPERM_SIGN): Ditto.
1467 (PPERM_INV_SIGN): Ditto.
1468 (PPERM_SRC1): Ditto.
1469 (PPERM_SRC2): Ditto.
1470 (ix86_expand_sse_movcc): Move the SSE5 test after the if
1472 (ix86_expand_int_vcond): If SSE5 generate all possible integer
1474 (ix86_sse5_valid_op_p): Allow num_memory to be negative, which
1475 says ignore whether the last reference is a memory operand.
1477 2008-05-14 Michael Meissner <michael.meissner@amd.com>
1478 Paolo Bonzini <bonzini at gnu dot org>
1480 * config/rs6000/rs6000.c (bdesc_2arg): Change the names of vector
1483 * config/rs6000/altivec.md (vashl<mode>3): Rename from ashl<mode>3.
1484 (vlshr<mode>3): Rename from vlshr<mode>3.
1485 (vashr<mode>3): Rename from vashr<mode>3.
1486 (mulv4sf3): Change the names of vector shift patterns.
1490 * config/spu/spu.c (spu_initialize_trampoline): Rename vector
1493 * config/spu/spu-builtins.def (SI_SHLH): Rename vector shift insns.
1518 * config/spu/spu.md (v): New iterator macro to add v for vector types.
1519 (floatunssidf2_internal): Change vector/vector shift names.
1520 (floatunsdidf2_internal): Ditto.
1527 (vashl<mode>3): Rename from ashl<mode>3.
1528 (vashr<mode>3): Rename from ashr<mode>3.
1529 (vlshr<mode>3): Rename from lshr<mode>3.
1530 (vrotl<mode>3): Rename from rotl<mode>3.
1532 2008-05-14 Michael Meissner <michael.meissner@amd.com>
1535 * config/i386/sse.md (vec_widen_smult_hi_v4si): Delete, using unsigned
1536 multiply gives the wrong value when doing widening multiplies.
1537 (vec_widen_smult_lo_v4si): Ditto.
1539 2008-05-14 Kenneth Zadeck <zadeck@naturalbridge.com>
1541 * optabs.c (prepare_cmp_insn): Changed LCT_PURE_MAKE_BLOCK to
1542 LCT_PURE and LCT_CONST_MAKE_BLOCK to LCT_CONST in calls to
1543 emit_library_call_value.
1544 * builtins.c (expand_builtin_powi, expand_builtin_memcmp): Ditto.
1545 * tree.h (ECF_LIBCALL_BLOCK): Removed.
1546 * calls.c (initialize_argument_information, precompute_arguments,
1547 expand_call, emit_library_call_value_1): Remove ECF_LIBCALL_BLOCK.
1548 (precompute_arguments): Removed flags parameter.
1549 * rtl.h (LCT_CONST_MAKE_BLOCK, LCT_PURE_MAKE_BLOCK): Removed.
1551 2008-05-14 Richard Guenther <rguenther@suse.de>
1553 * tree-ssa-dse.c (dse_possible_dead_store_p): Remove dead code.
1554 Make sure to register the store if the use is a PHI_NODE.
1556 2008-05-14 Olivier Hainque <hainque@adacore.com>
1558 * expr.c (expand_expr_real_1) <normal_inner_ref>: Force op0 to
1559 memory if the component is to be referenced in BLKmode according
1560 to get_inner_reference.
1562 2008-05-14 Adam Nemet <anemet@caviumnetworks.com>
1564 * calls.c (emit_library_call_value_1): Restore code clearing
1565 ECF_LIBCALL_BLOCK to ensure that we only call end_sequence once.
1567 2008-05-14 Olivier Hainque <hainque@adacore.com>
1568 Nicolas Roche <roche@adacore.com>
1570 * configure.ac: Add support for a "gcc_subdir" variable in
1571 config-lang.in, to denote a subdirectory where the language/GCC
1572 integration files are to be found.
1573 * configure: Regenerate.
1575 2008-05-14 Ira Rosen <irar@il.ibm.com>
1577 PR tree-optimization/36098
1578 * tree-vect-analyze.c (vect_analyze_group_access): Set the gap
1579 value for the first load in the group in case of a gap.
1580 (vect_build_slp_tree): Check that there are no gaps in loads.
1582 2008-05-14 Kenneth Zadeck <zadeck@naturalbridge.com>
1584 * doc/rtl.texi: Removed reference to REG_NO_CONFLICT notes.
1585 * optabs.c (expand_binop, expand_absneg_bit, expand_unop,
1586 expand_copysign_bit, ): Change call to emit_no_conflict_block to
1587 emit_insn and remove unneeded code to construct extra args.
1588 (emit_no_conflict_block): Removed.
1589 * optabls.h: (emit_no_conflict_block): Removed.
1590 * cse.c (cse_extended_basic_block): Remove search for
1591 REG_NO_CONFLICT note.
1592 * global.c: Removed incorrect comment added in revision 117.
1593 * expr.c (convert_move): Change call to emit_no_conflict_block to
1595 * recog.c: Change comments so that they do not mention
1597 * local_alloc.c (combine_regs): Removed last parameter.
1598 (no_conflict_p): Removed.
1599 (block_alloc): Removed note, no_conflict_combined_regno and set
1600 local vars. Removed all code to process REG_NO_CONFLICT blocks.
1601 (combine_regs): Removed already_dead and code to look for
1602 REG_NO_CONFLICT notes.
1603 * lower_subreg (remove_retval_note): Removed code to look for
1604 REG_NO_CONFLICT block.
1605 (resolve_reg_notes): Removed REG_NO_CONFLICT case.
1606 (resolve_clobber): Remove code to process libcalls that have
1607 REG_NO_CONFLICT notes.
1608 * loop_invariant.c (find_invariant_insn): Removed REG_NO_CONFLICT
1610 * combine.c (can_combine_p, distribute_notes): Removed
1611 REG_NO_CONFLICT case.
1612 * config/cris/cris.md (movdi pattern): Changed emit_no_conflict_block
1614 * config/mn10300/mn10300.md (absdf2, negdf2 patterns): Ditto.
1615 * config/m68k/m68k.md (negdf2, negxf2, absdf2, absxf2 patterns):
1617 * reg-notes.def (NO_CONFLICT): Removed.
1619 2008-05-14 David S. Miller <davem@davemloft.net>
1621 * config/sparc/sparc.c (sparc_profile_hook): If
1622 NO_PROFILE_COUNTERS, don't generate and pass a label into mcount.
1623 * config/sparc/linux.h (NO_PROFILE_COUNTERS): Define as 1.
1624 * config/sparc/linux64.h (NO_PROFILE_COUNTERS): Likewise.
1626 2008-05-14 Andreas Krebbel <krebbel1@de.ibm.com>
1628 * cse.c (cse_cc_succs): Invoke delete_insn_and_edges.
1630 2008-05-13 Uros Bizjak <ubizjak@gmail.com>
1633 * config/i386/i386.c (ix86_expand_vector_init_general): Rearrange op0
1634 and op1 expansion before vector concat to have less live pseudos.
1636 2008-05-13 H.J. Lu <hongjiu.lu@intel.com>
1638 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
1639 ix86_expand_vector_set if supported.
1641 2008-05-13 Diego Novillo <dnovillo@google.com>
1642 Kenneth Zadeck <zadeck@naturalbridge.com>
1644 http://gcc.gnu.org/ml/gcc-patches/2008-05/msg00748.html
1646 * tree.h (init_phinodes, fini_phinodes, release_phi_node,
1647 phinodes_print_statistics, init_ssanames, fini_ssanames,
1648 make_ssa_name, duplicate_ssa_name, duplicate_ssa_name_ptr_info,
1649 release_ssa_name, release_defs, replace_ssa_name_symbol,
1650 ssanames_print_statistics): Move ...
1651 * tree-flow.h: ... here.
1652 * tree-ssanames.c (init_ssanames): Add arguments FN and SIZE.
1653 Use FN instead of cfun.
1654 (make_ssa_name_fn): Rename from make_ssa_name.
1655 (pass_release_ssa_names): Add TODO_dump_func to finish flags.
1656 * tree-flow-inline.h (make_ssa_name): Move from
1657 tree-ssanames.c. Convert to static inline. Call make_ssa_name_fn.
1658 * omp-low.c (expand_omp_parallel):
1659 * tree-flow-inline.h (redirect_edge_var_map_result):
1660 * tree-ssa.c (init_tree_ssa): Add argument FN.
1661 Use it instead of cfun. Update all users.
1663 2008-05-13 Tom Tromey <tromey@redhat.com>
1665 PR preprocessor/22168:
1666 * doc/cpp.texi (Top): Update menu.
1667 (Alternatives to Wrapper #ifndef): New node.
1668 (Other Directives): Document deprecation.
1669 (Obsolete Features): Remove menu.
1670 (Assertions): Merge node into Obsolete Features.
1671 (Obsolete once-only headers): Move earlier; rename to Alternatives
1673 * doc/cppopts.texi: Update.
1674 * c.opt (Wdeprecated): Enable for C and ObjC.
1675 * doc/invoke.texi (Option Summary): Move -Wno-deprecated.
1676 (C++ Dialect Options): Move -Wno-deprecated from here to...
1677 (Warning Options): ... here.
1679 2008-05-13 Richard Guenther <rguenther@suse.de>
1682 * fold-const.c (fold_sign_changed_comparison): Do not allow
1683 changes in pointer-ness.
1685 2008-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
1688 * config/sh/sh.c (sh_expand_prologue): Don't clear
1689 RTX_FRAME_RELATED_P for push insns.
1691 2008-05-12 Andy Hutchinson <hutchinsonandy@aim.com>
1693 * config/avr/avr.h (MAX_OFILE_ALIGNMENT): Define.
1695 2008-05-12 Anatoly Sokolov <aesok@post.ru>
1697 * config/avr/avr.h (machine_function): Add 'is_leaf' field.
1698 * config/avr/avr.c (avr_regs_to_save): Compute 'machine->is_leaf'.
1699 Use 'machine->is_leaf' instead of 'leaf_func_p'.
1701 2008-05-12 H.J. Lu <hongjiu.lu@intel.com>
1703 * config/i386/sse.md (*sse_concatv4sf): Renamed to ...
1704 (*vec_concatv4sf_sse): This.
1705 (*sse2_concatv2si): Renamed to ...
1706 (*vec_concatv2si_sse2): This.
1707 (*sse1_concatv2si): Renamed to ...
1708 (*vec_concatv2si_sse): This.
1709 (*vec_concatv2di_rex): Renamed to ...
1710 (*vec_concatv2di_rex64): This.
1711 (*vec_concatv2si_sse4_1): New.
1712 (*vec_concatv2di_rex64_sse4_1): Likewise.
1714 2008-05-12 Uros Bizjak <ubizjak@gmail.com>
1716 PR rtl-optimization/36111
1717 * recog.c (validate_replace_rtx_1): Unshare new RTL expression
1718 that was created for swappable operands.
1720 2008-05-12 Samuel Tardieu <sam@rfc1149.net>
1723 * Makefile.in: Substitute GNATMAKE and GNATBIND.
1724 * configure.ac: Add call to ACX_PROG_GNAT.
1726 2008-05-11 Volker Reichelt <v.reichelt@netcologne.de>
1728 * optc-gen.awk: Fix comment typo.
1730 2008-05-11 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
1732 * pretty-print.c (pp_integer_with_precision): Use
1733 HOST_LONG_LONG_FORMAT.
1735 2008-05-10 Kenneth Zadeck <zadeck@naturalbridge.com>
1737 * gcse.c (store_killed_in_insn): Negated call to RTL_CONST_CALL_P.
1739 2008-05-10 H.J. Lu <hongjiu.lu@intel.com>
1741 * config/i386/i386.c (bdesc_ptest): Removed.
1742 (ix86_builtin_type): Add INT_FTYPE_V2DI_V2DI_PTEST.
1743 (bdesc_args): Add __builtin_ia32_ptestz128,
1744 __builtin_ia32_ptestc128 and __builtin_ia32_ptestnzc128.
1745 (ix86_init_mmx_sse_builtins): Updated.
1746 (ix86_expand_args_builtin): Handle INT_FTYPE_V2DI_V2DI_PTEST.
1747 (ix86_expand_builtin): Updated.
1749 2008-05-10 Richard Sandiford <rdsandiford@googlemail.com>
1751 * tree-cfg.c (valid_fixed_convert_types_p): New function.
1752 (verify_gimple_expr): Handle FIXED_CONVERT_EXPR.
1754 2008-05-10 Uros Bizjak <ubizjak@gmail.com>
1756 * value-prof.c (interesting_stringop_to_profile): Do not
1757 return early for BUILT_IN_MEMPCPY.
1759 2008-05-09 H.J. Lu <hongjiu.lu@intel.com>
1761 * calls.c (expand_call): Don't use callgraph to increase
1762 preferred_stack_boundary.
1764 * cgraph.h (cgraph_rtl_info): Use unsigned on
1765 preferred_incoming_stack_boundary.
1767 * final.c (rest_of_clean_state): Use unsigned on
1768 preferred_stack_boundary.
1770 2008-05-09 Tom Tromey <tromey@redhat.com>
1772 PR preprocessor/22231:
1773 * c-opts.c (sanitize_cpp_opts): Disallow -MG if compilation is
1776 2008-05-09 Uros Bizjak <ubizjak@gmail.com>
1778 PR tree-optimization/36129
1779 * tree-ssa-ccp.c: Include value-prof.h.
1780 (execute_fold_all_builtins): Call gimple_remove_stmt_histograms if
1781 built-in function was folded to a constant.
1782 * Makefile.in (tree-ssa-ccp.c): Depend on value-prof.h
1784 2008-05-09 Jan Sjodin <jan.sjodin@amd.com>
1785 Sebastian Pop <sebastian.pop@amd.com>
1787 * tree-scalar-evolution.c: Document instantiate_scev.
1788 (instantiate_parameters_1): Renamed instantiate_scev_1.
1789 Don't use the same loop for instantiation_loop and evolution_loop.
1790 (instantiate_scev): New.
1791 (instantiate_parameters): Moved...
1792 (resolve_mixers): Update call to instantiate_scev_1 to pass the
1793 same loop twice. Maintains the semantics for this function.
1794 * tree-scalar-evolution.h (instantiate_scev): Declare.
1795 (instantiate_parameters): ...here. Now static inline.
1796 * tree-data-ref.c (dr_analyze_indices): Call instantiate_scev
1797 instead of resolve_mixers.
1799 2008-05-09 Maxim Kuvyrkov <maxim@codesourcery.com>
1801 * rtl-factoring.c (collect_pattern_seqs): Fix typo.
1803 2008-05-09 Tomas Bily <tbily@suse.cz>
1805 * config/pa/pa.c (reloc_needed): Use CASE_CONVERT.
1806 * tree-cfg.c (verify_expr, verify_gimple_expr): Likewise.
1807 * tree-ssa-structalias.c (get_constraint_for): Likewise.
1808 * c-common.c (c_common_truthvalue_conversion): Likewise.
1809 * tree-object-size.c (compute_object_offset): Likewise.
1810 * tree-inline.c (estimate_num_insns_1): Likewise.
1811 * varasm.c (const_hash_1, compare_constant, copy_constant)
1812 (compute_reloc_for_constant, output_addressed_constants)
1813 (initializer_constant_valid_p): Likewise.
1814 * c-omp.c (check_omp_for_incr_expr): Likewise.
1815 * gimplify.c (gimplify_expr): Likewise.
1816 * c-typeck.c (c_finish_return): Likewise.
1817 * tree-vectorizer.c (supportable_widening_operation)
1818 (supportable_narrowing_operation): Likewise.
1819 * c-pretty-print.c (pp_c_cast_expression, pp_c_expression): Likewise.
1820 * matrix-reorg.c (can_calculate_expr_before_stmt): Likewise.
1821 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
1822 * dwarf2out.c (loc_descriptor_from_tree_1, add_bound_info)
1823 (descr_info_loc): Likewise.
1824 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Likewise.
1825 * fold-const.c (operand_equal_p, make_range, extract_muldiv_1)
1826 (fold_unary): Likewise.
1827 * builtins.c (get_pointer_alignment): Likewise.
1828 * tree-scalar-evolution.c (interpret_rhs_modify_stmt)
1829 (instantiate_parameters_1): Likewise.
1830 * tree.c (expr_align, stabilize_reference): Likewise.
1831 * tree-pretty-print.c (dump_generic_node, op_prio): Likewise.
1832 * tree-ssa-loop-niter.c (derive_constant_upper_bound): Likewise.
1833 * convert.c (strip_float_extensions): Use CONVERT_EXPR_P.
1834 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Likewise.
1835 * config/alpha/alpha.c (va_list_skip_additions): Likewise.
1836 * c-common.c (c_alignof_expr, check_function_arguments_recurse):
1838 * tree-ssa.c (tree_ssa_useless_type_conversion): Likewise.
1839 * varasm.c (initializer_constant_valid_p, output_constant): Likewise.
1840 * tree-ssa-forwprop.c (get_prop_source_stmt, can_propagate_from)
1841 (forward_propagate_addr_expr_1, forward_propagate_addr_expr)
1842 (forward_propagate_comparison)
1843 (tree_ssa_forward_propagate_single_use_vars): Likewise.
1844 * cfgexpand.c (discover_nonconstant_array_refs_r): Likewise.
1845 * emit-rtl.c (component_ref_for_mem_expr)
1846 (set_mem_attributes_minus_bitpos): Likewise.
1847 * tree-ssa-phiopt.c (conditional_replacement): Likewise.
1848 * gimplify.c (gimplify_conversion, goa_lhs_expr_p, gimplify_expr):
1850 * c-typeck.c (default_function_array_conversion, build_indirect_ref)
1851 (build_function_call, pointer_diff, build_compound_expr)
1852 (c_finish_return): Likewise.
1853 * tree-vect-analyze.c (vect_determine_vectorization_factor): Likewise.
1854 * matrix-reorg.c (get_inner_of_cast_expr, may_flatten_matrices_1):
1856 * tree-ssa-ifcombine.c (recognize_single_bit_test): Likewise.
1857 * expr.c (is_aligning_offset): Likewise.
1858 * tree-ssa-alias.c (is_escape_site): Likewise.
1859 * tree-stdarg.c (va_list_counter_bump, check_va_list_escapes)
1860 (check_all_va_list_escapes): Likewise.
1861 * tree-ssa-loop-ivopts.c (determine_base_object)
1862 (determine_common_wider_type): Likewise.
1863 * dojump.c (do_jump): Likewise.
1864 * tree-ssa-sccvn.c (simplify_unary_expression): Likewise.
1865 * tree-gimple.c (is_gimple_cast): Likewise.
1866 * fold-const.c (decode_field_reference, )
1867 (fold_sign_changed_comparison, fold_unary, fold_comparison)
1868 (fold_binary): Likewise.
1869 * tree-ssa-alias-warnings.c (find_alias_site_helper)
1870 (already_warned_in_frontend_p): Likewise.
1871 * builtins.c (get_memory_rtx, fold_builtin_next_arg): Likewise.
1872 * tree.c (really_constant_p, get_unwidened): Likewise.
1873 * tree-ssa-loop-niter.c (expand_simple_operations): Likewise.
1874 * tree-ssa-loop-im.c (rewrite_bittest): Likewise.
1875 * tree-vrp.c (register_edge_assert_for_2, register_edge_assert_for_1):
1877 * tree.h (STRIP_NOPS, STRIP_SIGN_NOPS, STRIP_TYPE_NOPS): Use
1879 (CONVERT_EXPR_P): Define.
1880 (CASE_CONVERT): Define.
1882 2008-05-08 Kenneth Zadeck <zadeck@naturalbridge.com>
1885 * dce.c (deletable_insn_p): Do not delete calls if df_in_progress.
1886 (delete_unmarked_insns): When deleting a call, call
1887 delete_unreachable_blocks.
1888 * rtl.texi (RTL_CONST_CALL_P, RTL_PURE_CALL_P,
1889 RTL_CONST_OR_PURE_CALL_P, RTL_LOOPING_CONST_OR_PURE_CALL_P): Fixed doc.
1891 2008-05-08 Richard Guenther <rguenther@suse.de>
1893 * doc/invoke.texi (-fdump-tree-salias): Remove documentation.
1894 (-ftree-salias): Likewise.
1895 (salias-max-implicit-fields): Remove param documentation.
1896 (salias-max-array-elements): Likewise.
1897 * tree-pass.h (pass_create_structure_vars): Remove.
1898 * params.h (SALIAS_MAX_IMPLICIT_FIELDS): Remove.
1899 (SALIAS_MAX_ARRAY_ELEMENTS): Likewise.
1900 * tree-ssa-alias.c (create_structure_vars): Remove.
1901 (gate_structure_vars): Likewise.
1902 (pass_create_structure_vars): Likewise.
1903 (gate_build_alias): Likewise.
1904 (pass_build_alias): Adjust to run always and dump the function.
1905 * common.opt (ftree-salias): Hide.
1906 * passes.c (init_optimization_passes): Remove
1907 pass_create_structure_vars, adjust comment.
1908 * params.def (PARAM_SALIAS_MAX_IMPLICIT_FIELDS): Remove.
1909 (PARAM_SALIAS_MAX_ARRAY_ELEMENTS): Likewise.
1910 * opts.c (decode_options): Do not set flag_tree_salias.
1911 (common_handle_option): Add OPT_ftree_salias to the backward
1912 compatibility section.
1914 2008-05-08 Richard Guenther <rguenther@suse.de>
1916 * tree-flow-inline.h (var_can_have_subvars): Move ...
1917 * tree-ssa-structalias.c (var_can_have_subvars): ... here.
1918 * tree-flow.h (var_can_have_subvars): Remove.
1919 (push_fields_onto_fieldstack): Remove.
1920 (sort_fieldstack): Likewise.
1921 (struct fieldoff): Move ...
1922 * tree-ssa-structalias.c (struct fieldoff): ... here. Remove
1923 alias_set and base_for_components fields.
1924 (sort_fieldstack): Make static.
1925 (push_fields_onto_fieldstack): Likewise. Remove code that
1926 handles anything but RECORD_TYPEs. Remove alias_set and
1927 base_for_components handling.
1928 (create_variable_info_for): Adjust.
1930 2008-05-08 Seongbae Park <seongbae.park@gmail.com>
1932 * common.opt (Wframe-larger-than=): Shorten the help message
1934 * doc/invoke.texi (Wframe-larger-than=): Add more description.
1936 2008-05-08 Rafael Espindola <espindola@google.com>
1938 * tree-complex.c (expand_complex_div_wide): Don't create CONDs that
1940 * tree-gimple.c (is_gimple_condexpr): Check that the expression doesn't
1941 trap and that both operands are gimple values.
1942 (canonicalize_cond_expr_cond): Use is_gimple_condexpr.
1943 * gcc/tree-eh.c (tree_could_trap_p): Correctly detect if a comparison
1946 2008-05-08 Richard Sandiford <rsandifo@nildram.co.uk>
1948 * read-rtl.c (join_c_conditions): Return the first string if the
1949 two strings are equal.
1951 2008-05-08 Richard Sandiford <rsandifo@nildram.co.uk>
1953 * gensupport.h (pred_data): Add a "num_codes" field.
1954 (add_predicate_code): Declare.
1955 * gensupport.c (add_predicate_code): New function.
1956 (std_pred_table): Add an "allows_const_p" field.
1957 (std_preds): Set this field for predicates that allow RTX_CONST_OBJs.
1958 Remove the (incomplete) list of such codes from the codes field.
1959 (init_predicate_table): Use add_predicate_code. Add all
1960 RTX_CONST_OBJs if allows_const_p is true.
1961 * genrecog.c (process_define_predicate): Use add_predicate_code.
1963 2008-05-08 David Daney <ddaney@avtrex.com>
1964 Richard Sandiford <rsandifo@nildram.co.uk>
1966 * config/mips/mips.md (mips_expand_compare_and_swap_12): Handle
1967 special case of constant zero operands.
1968 * config/mips/mips.c (mips_expand_compare_and_swap_12): Zero extend
1969 old and new values. Special case constant zero values.
1970 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP): Skip 'sync' if compare
1972 (MIPS_COMPARE_AND_SWAP_12): Handle constant zero operands.
1973 (MIPS_COMPARE_AND_SWAP_12_0): New macro.
1975 2008-05-08 Paolo Bonzini <bonzini@gnu.org>
1978 * simplify-rtx.c (simplify_plus_minus): Create CONST of
1979 similar RTX_CONST_OBJ before CONST_INT.
1981 2008-05-08 Steve Ellcey <sje@cup.hp.com>
1983 * stmt.c (expand_stack_restore): Change sa mode if needed.
1985 2008-05-08 Richard Guenther <rguenther@suse.de>
1987 * config/i386/i386-protos.h (ix86_return_in_memory): Adjust
1988 return type to bool.
1989 (ix86_sol10_return_in_memory): Likewise.
1990 (ix86_i386elf_return_in_memory): Likewise.
1991 (ix86_i386interix_return_in_memory): Likewise.
1992 * config/i386/i386.c (ix86_return_in_memory): Likewise.
1993 (ix86_sol10_return_in_memory): Likewise.
1994 (ix86_i386elf_return_in_memory): Likewise.
1995 (ix86_i386interix_return_in_memory): Likewise.
1997 2008-05-08 Kai Tietz <kai.tietz@onevision.com>
2000 * calls.c (compute_argument_block_size ): Add ATTRIBUTE_UNUSED to
2002 (emit_library_call_value_1): Add ATTRIBUTE_UNUSED to variable fndecl.
2003 * target-def.h: Check that TARGET_RETURN_IN_MEMORY isn't
2006 2008-05-08 Richard Guenther <rguenther@suse.de>
2008 * tree-data-ref.c (dr_analyze_alias): Do not set DR_SUBVARS.
2009 * tree-data-ref.h (struct dr_alias): Remove subvars field.
2010 (DR_SUBVARS): Remove.
2011 * tree-dfa.c (dump_subvars_for): Remove.
2012 (debug_subvars_for): Likewise.
2013 (dump_variable): Do not dump subvars.
2014 (remove_referenced_var): Do not remove subvars.
2015 * tree-flow-inline.h (clear_call_clobbered): SFTs no longer exist.
2016 (lookup_subvars_for_var): Remove.
2017 (get_subvars_for_var): Likewise.
2018 (get_subvars_at): Likewise.
2019 (get_first_overlapping_subvar): Likewise.
2020 (overlap_subvar): Likewise.
2021 * tree-flow.h (subvar_t): Remove.
2022 (struct var_ann_d): Remove subvars field.
2023 * tree-ssa-alias.c (mark_aliases_call_clobbered): Remove queued
2024 argument. Remove special handling of SFTs.
2025 (compute_tag_properties): Likewise.
2026 (set_initial_properties): Likewise.
2027 (compute_call_clobbered): Likewise.
2028 (count_mem_refs): Likewise.
2029 (compute_memory_partitions): Likewise.
2030 (compute_flow_insensitive_aliasing): Likewise.
2031 (setup_pointers_and_addressables): Likewise.
2032 (new_type_alias): Likewise.
2033 (struct used_part): Remove.
2034 (used_portions): Likewise.
2035 (struct used_part_map): Likewise.
2036 (used_part_map_eq): Likewise.
2037 (used_part_map_hash): Likewise.
2038 (free_used_part_map): Likewise.
2039 (up_lookup): Likewise.
2040 (up_insert): Likewise.
2041 (get_or_create_used_part_for): Likewise.
2042 (create_sft): Likewise.
2043 (create_overlap_variables_for): Likewise.
2044 (find_used_portions): Likewise.
2045 (create_structure_vars): Likewise.
2046 * tree.def (STRUCT_FIELD_TAG): Remove.
2047 * tree.h (MTAG_P): Adjust.
2048 (struct tree_memory_tag): Remove base_for_components and
2049 unpartitionable flags.
2050 (struct tree_struct_field_tag): Remove.
2051 (SFT_PARENT_VAR): Likewise.
2052 (SFT_OFFSET): Likewise.
2053 (SFT_SIZE): Likewise.
2054 (SFT_NONADDRESSABLE_P): Likewise.
2055 (SFT_ALIAS_SET): Likewise.
2056 (SFT_UNPARTITIONABLE_P): Likewise.
2057 (SFT_BASE_FOR_COMPONENTS_P): Likewise.
2058 (union tree_node): Remove sft field.
2059 * alias.c (get_alias_set): Remove special handling of SFTs.
2060 * print-tree.c (print_node): Remove handling of SFTs.
2061 * tree-dump.c (dequeue_and_dump): Likewise.
2062 * tree-into-ssa.c (mark_sym_for_renaming): Likewise.
2063 * tree-nrv.c (dest_safe_for_nrv_p): Remove special handling of SFTs.
2064 * tree-predcom.c (set_alias_info): Do not set subvars.
2065 * tree-pretty-print.c (dump_generic_node): Do not handle SFTs.
2066 * tree-ssa-loop-ivopts.c (get_ref_tag): Likewise.
2067 * tree-ssa-operands.c (access_can_touch_variable): Likewise.
2068 (add_vars_for_offset): Remove.
2069 (add_virtual_operand): Remove special handling of SFTs.
2070 (add_call_clobber_ops): Likewise.
2071 (add_call_read_ops): Likewise.
2072 (get_asm_expr_operands): Likewise.
2073 (get_modify_stmt_operands): Likewise.
2074 (get_expr_operands): Likewise.
2075 (add_to_addressable_set): Likewise.
2076 * tree-ssa.c (verify_ssa_name): Do not handle SFTs.
2077 * tree-tailcall.c (suitable_for_tail_opt_p): Likewise.
2078 * tree-vect-transform.c (vect_create_data_ref_ptr): Do not set subvars.
2079 * tree.c (init_ttree): Remove STRUCT_FIELD_TAG initialization.
2080 (tree_code_size): Remove STRUCT_FIELD_TAG handling.
2081 (tree_node_structure): Likewise.
2082 * tree-ssa-structalias.c (set_uids_in_ptset): Remove special
2084 (find_what_p_points_to): Likewise.
2086 2008-05-08 Sa Liu <saliu@de.ibm.com>
2088 * config/spu/spu.md: Fixed subti3 pattern.
2090 2008-05-08 Richard Guenther <rguenther@suse.de>
2093 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Make
2094 sure to create a representative for trailing arrays for PTA.
2096 2008-05-08 Richard Guenther <rguenther@suse.de>
2099 * fold-const.c (operand_equal_p): Two objects which types
2100 differ in pointerness are not equal.
2102 2008-05-08 Kai Tietz <kai.tietz@onevision.com>
2104 * calls.c (compute_argument_block_size): Add argument tree fndecl.
2105 (OUTGOING_REG_PARM_STACK_SPACE): Add function type argument.
2106 (emit_library_call_value_1): Add new variable fndecl initialized by
2107 NULL_TREE. It should be the decl type of orgfun, but this information
2108 seems not to be available here, so it uses the default calling abi.
2109 * config/arm/arm.c (arm_return_in_memory): Add fntype argumen.
2110 * config/arm/arm.h (RETURN_IN_MEMORY): Replace RETURN_IN_MEMORY
2111 by TARGET_RETURN_IN_MEMORY.
2112 * config/i386/i386-interix.h: Likewise.
2113 * config/i386/i386.h: Likewise.
2114 * config/i386/i386elf.h: Likewise.
2115 * config/i386/ptx4-i.h: Likewise.
2116 * config/i386/sol2-10.h: Likewise.
2117 * config/i386/sysv4.h: Likewise.
2118 * config/i386/vx-common.h: Likewise.
2119 * config/cris/cris.h: Removed #if 0 clause.
2120 * config/arm/arm-protos.h (arm_return_in_memory): Add fntype argument.
2121 * config/i386/i386-protos.h (ix86_return_in_memory): Add fntype
2123 (ix86_sol10_return_in_memory): Likewise.
2124 (ix86_i386elf_return_in_memory): New.
2125 (ix86_i386interix_return_in_memory): New.
2126 * config/mt/mt-protos.h (mt_return_in_memory): New.
2127 * config/mt/mt.c: Likewise.
2128 * config/mt/mt.h (OUTGOING_REG_PARM_STACK_SPACE): Add FNTYPE argument.
2129 (RETURN_IN_MEMORY): Replace by TARGET_RETURN_IN_MEMORY.
2130 * config/bfin/bfin.h: Likewise.
2131 * config/bfin/bfin-protos.h (bfin_return_in_memory): Add fntype
2133 * config/bfin/bfin.c: Likewise.
2134 * config/pa/pa.h (OUTGOING_REG_PARM_STACK_SPACE): Add FNTYPE argument.
2135 * config/alpha/unicosmk.h: Likewise.
2136 * config/i386/cygming.h: Likewise.
2137 * config/iq2000/iq2000.h: Likewise.
2138 * config/mips/mips.h: Likewise.
2139 * config/mn10300/mn10300.h: Likewise.
2140 * config/rs6000/rs6000.h: Likewise.
2141 * config/score/score.h: Likewise.
2142 * config/spu/spu.h: Likewise.
2143 * config/v850/v850.h: Likewise.
2144 * defaults.h: Likewise.
2145 * doc/tm.texi (OUTGOING_REG_PARM_STACK_SPACE): Adjust documentation.
2146 * expr.c (emit_block_move): Adjust use of
2147 OUTGOING_REG_PARM_STACK_SPACE.
2148 * function.c (STACK_DYNAMIC_OFFSET): Adjust use of
2149 OUTGOING_REG_PARM_STACK_SPACE.
2150 * targhooks.c (default_return_in_memory): Remove RETURN_IN_MEMORY.
2152 2008-05-08 Jakub Jelinek <jakub@redhat.com>
2154 * tree-parloops.c (create_parallel_loop): Set OMP_RETURN_NOWAIT
2155 on OMP_RETURN for OMP_FOR.
2158 * dwarf2out.c (dw_expand_expr, common_check): Removed.
2159 (fortran_common): New function.
2160 (gen_variable_die): Call fortran_common instead of common_check,
2161 adjust for it returning tree instead of rtx. Formatting.
2163 2008-05-07 Kenneth Zadeck <zadeck@naturalbridge.com>
2167 * see.c (see_copy_insn): Copy new pure const attributes for new call.
2168 * c-decl.c (merge_decls): Ditto.
2169 * postreload.c (record_opr_changes): Change CONST_OR_PURE_CALL_P
2170 to RTL_CONST_OR_PURE_CALL_P.
2171 * tree.c (define_local_buitin): Rename DECL_IS_PURE to DECL_PURE_P.
2172 Initialized DECL_LOOPING_CONST_PURE.
2173 (process_call_operands): Set tree_side_effects properly.
2174 * tree.h (TREE_READONLY_DECL_P): Removed.
2175 (DECL_IS_PURE): Renamed to DECL_PURE_P.
2176 (DECL_LOOPING_OR_CONST_P): New macro.
2177 (struct tree_function_decl): Added looping_const_or_pure_p.
2179 (ECF_LOOPING_OR_CONST_P): New macro.
2180 * rtlanal.c (pure_const_p): Removed.
2181 * builtins.c (expand_builtin): Rename DECL_IS_PURE to DECL_PURE_P.
2182 * reorg.c (delete_prior_computation) Changed CONST_OR_PURE_CALL_P
2183 to RTL_CONST_CALL_P.
2184 * ipa-pure-const.c (pure_const_state_e): Added looping field.
2185 (check_decl, check_tree, check_call, scan_function): Initialize
2187 (analyze_function): Rename DECL_IS_PURE to DECL_PURE_P.
2188 (static_execute): Set looping true for recursive functions.
2189 Undo setting state to IPA_NEITHER for recursive functions.
2191 * ifcvt.c (noce_can_store_speculate_p): Changed
2192 CONST_OR_PURE_CALL_P and pure_call_p to RTL_CONST_CALL_P or
2193 RTL_CONST_OR_PURE_CALL_P.
2194 * dse.c (scan_insn): Ditto.
2195 * local-alloc.c (validate_equiv_mem, memref_used_between_p): Ditto.
2196 * gcse.c (oprs_not_seen_p) Changed CONST_OR_PURE_CALL_P to
2197 RTL_CONST_OR_PURE_CALL_P.
2198 (store_killed_in_insn): Changed CONST_OR_PURE_CALL_P and
2199 pure_call_p to RTL_CONST_CALL_P.
2200 * gimplify.c (gimplify_call_expr): Clear side effects for
2201 non-looping pure and constant calls.
2202 * calls.c (emit_call_1): Set rtl flags from ecf flags.
2203 (flags_from_decl_or_type): Set ecf flags from decl flags.
2204 (initialize_argument_information): Turn off
2205 ECF_LOOPING_CONST_OR_PURE when turning off ECF_CONST.
2206 Change const to pure if callee_copies is true rather than just
2208 (expand_call): Turn off ECF_LOOPING_PURE_CONST_CALL and remove old
2209 way of marking pure calls.
2210 (emit_library_call_value_1): Turn off ECF_LOOPING_PURE_CONST_CALL.
2211 Remove hack that was supposed to fix pr7335 and remove old
2212 way of marking pure calls.
2213 * emit-rtl.c (emit_copy_of_insn_after): Copy RTL_CONST_CALL_P,
2214 RTL_PURE_CALL_P, RTL_LOOPING_CONST_OR_PURE_CALL_P.
2215 * cselib.c (cselib_process_insn): Changed CONST_OR_PURE_CALL_P to
2216 RTL_CONST_OR_PURE_CALL_P.
2217 * tree-ssa-pre.c (can_value_number_call): Fixed spacing.
2218 * loop-invariant.c (find_exits, find_invariant_bb): Changed
2219 CONST_OR_PURE_CALL_P to RTL_CONST_OR_PURE_CALL_P.
2220 * sched-deps.c (schedule_analyze): Ditto.
2221 * rtl.h (struct rtx_def): Use call field, unchanging field, and
2222 return_val field of calls to represent pure and const function info.
2223 (CONST_OR_PURE_CALL_P): Deleted macro.
2224 (RTL_CONST_CALL_P, RTL_PURE_CALL_P,
2225 RTL_LOOPING_CONST_OR_PURE_CALL_P, RTL_CONST_OR_PURE_P): New macros.
2226 * tree-inline.c (copy_body_r): Changed TREE_READONLY_DECL_P to
2228 * tree-optimize.c (execute_fixup_cfg): Added test for
2229 ECF_LOOPING_CONST_OR_PURE.
2230 * c-common.c (handle_pure_attribute): Changed DECL_IS_PURE to
2232 * tree-cfg.c (update_call_expr_flags): Do not clear tree side
2233 effects for looping pure or const calls.
2234 (verify_gimple_expr): Added verification code.
2235 * config/alpha/alpha.c (alpha_legitimize_address,
2236 alpha_emit_xfloating_libcall): Changed CONST_OR_PURE_CALL_P to
2238 * config/s390/s390.c (s390_emit_tls_call_insn): Ditto.
2239 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Ditto.
2240 * config/mips/mips.c (mips_call_tls_get_addr): Ditto.
2241 * cfgrtl.c (need_fake_edge_p): Changed CONST_OR_PURE_CALL_P to
2242 RTL_CONST_OR_PURE_CALL_P.
2243 * dce.c (deletable_insn_p): Allow non looping, non sibling, pure
2244 and const calls to be deleted.
2246 2008-05-07 Uros Bizjak <ubizjak@gmail.com>
2249 * config/i386/mmx.md (mmx_subv2sf3): New expander.
2250 (*mmx_subv2sf3): Rename from mmx_subv2sf3 insn pattern.
2251 (*mmx_eqv2sf3): Rename from mmx_eqv2sf3 insn pattern.
2252 (mmx_eqv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
2253 to handle nonimmediate operands.
2254 (*mmx_paddwd): Rename from mmx_paddwd insn pattern.
2255 (mmx_paddwd): New expander. Use ix86_fixup_binary_operands_no_copy
2256 to handle nonimmediate operands.
2257 (*mmx_pmulhrwv4hi3): Rename from mmx_pmulhrwv4hi3 insn pattern.
2258 (mmx_pmulhrwv4hi3): New expander. Use
2259 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
2260 (*sse2_umulv1siv1di3): Rename from sse2_umulv1siv1di3 insn pattern.
2261 (sse2_umulv1siv1di3): New expander. Use
2262 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
2263 (*mmx_eq<mode>3): Rename from mmx_eq<mode>3 insn pattern.
2264 (mmx_eq<mode>3): New expander. Use
2265 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
2266 (*mmx_uavgv8qi3): Rename from mmx_uavgv8qi3 insn pattern.
2267 (mmx_uavgv8qi3): New expander. Use
2268 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
2269 (*mmx_uavgv4hi3): Rename from mmx_uavgv4hi3 insn pattern.
2270 (mmx_uavgv4hi3): New expander. Use
2271 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
2273 * config/i386/sse.md
2274 (sse_movhlps_exp): New expander. Use ix86_fixup_binary_operands
2275 to handle nonimmediate operands.
2276 (sse_movlhps_exp): New expander. Use ix86_fixup_binary_operands
2277 to handle nonimmediate operands.
2278 (sse_loadhps_exp): New expander. Use ix86_fixup_binary_operands
2279 to handle nonimmediate operands.
2280 (sse_loadlps_exp): New expander. Use ix86_fixup_binary_operands
2281 to handle nonimmediate operands.
2282 (sse2_unpckhpd_exp): New expander. Use
2283 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
2284 (sse2_unpcklpd_exp): New expander. Use
2285 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
2286 (sse_loadhpd_exp): New expander. Use ix86_fixup_binary_operands
2287 to handle nonimmediate operands.
2288 (sse_loadlpd): New expander. Use ix86_fixup_binary_operands
2289 to handle nonimmediate operands.
2290 (*sse2_<plusminus_insn><mode>3): Rename from
2291 sse2_<plusminus_insn><mode>3 insn pattern.
2292 (sse2_<plusminus_insn><mode>3): New expander. Use
2293 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
2294 (*sse2_umulv2siv2di3): Rename from sse2_umulv2siv2di3 insn pattern.
2295 (sse2_umulv2siv2di3): New expander. Use
2296 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
2297 (*sse4_1_mulv2siv2di3): Rename from sse4_1_mulv2siv2di3 insn pattern.
2298 (sse4_1_mulv2siv2di3): New expander. Use
2299 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
2300 (*sse2_pmaddwd): Rename from sse2_pmaddwd insn pattern.
2301 (sse2_pmaddwd): New expander. Use
2302 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
2303 (*sse2_eq<mode>3): Rename from sse2_eq<mode>3 insn pattern.
2304 (sse2_eq<mode>3): New expander. Use
2305 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
2306 (*sse4_1_eqv2di3): Rename from sse4_1_eqv2di3 insn pattern.
2307 (sse4_1_eqv2di3): New expander. Use
2308 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
2309 (*sse2_uavgv16qi3): Rename from sse2_uavgv16qi3 insn pattern.
2310 (sse2_uavgv16qi3): New expander. Use
2311 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
2312 (*sse2_uavgv16qi3): Rename from sse2_uavgv16qi3 insn pattern.
2313 (sse2_uavgv16qi3): New expander. Use
2314 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
2315 (*sse2_uavgv8hi3): Rename from sse2_uavgv8hi3 insn pattern.
2316 (sse2_uavgv8hi3): New expander. Use
2317 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
2318 (*ssse3_pmulhrswv8hi3): Rename from ssse3_pmulhrswv8hi3 insn pattern.
2319 (ssse3_pmulhrswv8hi3): New expander. Use
2320 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
2321 (*ssse3_pmulhrswv4hi3): Rename from ssse3_pmulhrswv4hi3 insn pattern.
2322 (ssse3_pmulhrswv4hi3): New expander. Use
2323 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
2325 (<sse>_vm<plusminus_insn><mode>3): Do not use ix86_binary_operator_ok.
2326 (<sse>_vmmul<mode>3): Ditto.
2327 (divv4sf3): Do not use ix86_fixup_binary_operands_no_copy.
2329 (ssse3_pmaddubsw128): Use register_operand for operand 1.
2330 (ssse3_pmaddubsw): Ditto.
2332 * config/i386/i386.c (struct_builtin_description)
2333 [IX86_BUILTIN_LOADHPS]: Use CODE_FOR_sse_loadhps_exp.
2334 [IX86_BUILTIN_STOREHPS]: Use CODE_FOR_sse_loadlps_exp.
2335 [IX86_BUILTIN_LOADHPD]: Use CODE_FOR_sse2_loadhpd_exp.
2336 [IX86_BUILTIN_LOADLPD]: Use CODE_FOR_sse2_loadlpd_exp.
2337 [IX86_BUILTIN_MOVHLPS]: Use CODE_FOR_sse_movhlps_exp.
2338 [IX86_BUILTIN_MOVLHPS]: Use CODE_FOR_sse_movlhps_exp.
2339 [IX86_BUILTIN_UNPCKHPD]: Use FOR_sse2_unpckhpd_exp.
2340 [IX86_BUILTIN_UNPCKLPD]: Use FOR_sse2_unpcklpd_exp.
2341 (ix86_fixup_binary_operands): Assert that src1
2342 and src2 must have the same mode when swapped.
2343 (ix86_expand_binop_builtin): Do not use ix86_fixup_binary_operands
2344 and ix86_binary_operator_ok. Do not force operands in registers
2347 2008-05-07 Jan Hubicka <jh@suse.cz>
2349 * cgraph.c (dump_cgraph_node): Update.
2350 * cgraph.h (cgraph_local_info): Break out inline summary.
2351 * cgraphunit.c (cgraph_process_new_functions): Use inliner analysis
2353 * ipa-inline (inline_summary): New accestor function.
2354 (cgraph_clone_inlined_nodes, cgraph_check_inline_limits,
2355 cgraph_decide_inlining, compute_inline_parameters): Update.
2356 * ipa.c (cgraph_remove_unreachable_nodes): Remove statistics.
2358 2008-05-07 Maxim Kuvyrkov <maxim@codesourcery.com>
2360 Cleanup ColdFire scheduling support and add V4 pipeline model.
2362 * config/m68k/m68k.md (UNSPEC_TIE): New constant.
2363 (define_attr cpu): Add cfv4 value.
2364 (define_attr type, define_attr type1): Merge into a single 'type'
2365 attribute. Update all uses.
2366 (define_attr opx_type, define_attr opy_type, define_attr opx_access):
2367 Rearrange and update. Rename value 'reg' to 'Rn', add value 'FPn'.
2369 (define_attr opx_mem, define_attr opy_mem): Remove.
2370 (define_attr op_mem): Clean up, update comment.
2371 (define_attr size): Use specific values instead of general int.
2372 (define_attr guess, define_attr split): Remove. Update all uses.
2373 (movdf_internal, tstsi_internal, tsthi_internal, tstqi_internal,
2374 tst<mode>_68881, pushexthisi_const, movsi_const0_68000_10,
2375 movsi_const0_68040_60, movsi_const0, movsi_cf, movstrictqi_cf,
2376 zero_extendhisi2_cf, zero_extendqisi2_cfv4, cfv4_extendhisi2,
2377 68k_extendhisi2, extendqihi2, cfv4_extendqisi2, 68k_extendqisi2,
2378 floatsi<mode>2_68881, ftrunc<mode>2_68881, ftrunc<mode>2_cf,
2379 fix<mode>qi2_68881, fix<mode>hi2_68881, fix<mode>si2_68881,
2380 adddi_dishl32, addsi3_5200, add<mode>3_floatsi_68881,
2381 add<mode>3_floathi_68881, add<mode>3_floatqi_68881,
2382 add<mode>3_68881, add<mode>3_cf, subdi_dishl32, subsi3,
2383 sub<mode>3_floatsi_68881, sub<mode>3_floathi_68881,
2384 sub<mode>3_floatqi_68881, sub<mode>3_68881, sub<mode>3_cf,
2385 mulhi3, mulhisi3, mulhisisi3_s, mulsi3_68020, mulsi3_cf,
2386 umulhisi3, mulhisisi3_z, mul<mode>3_floatsi_68881,
2387 mul<mode>3_floathi_68881, mul<mode>3_floatqi_68881, fmul<mode>3_cf,
2388 div<mode>3_cf, sqrt<mode>2_cf, abs<mode>2_cf, clzsi2,
2389 one_cmplsi2_5200, subreghi1ashrdi_const32, ashrsi3, lshrsi3,
2390 bsetmemqi, bsetmemqi_ext, bclrmemqi, bclrmemqi_ext,
2391 beq, bne, bgt, blt, bordered, bunordered, buneq, bunge, bungt, bunle,
2392 bunlt, bltgt, tablejump_internal, call, non_symbolic_call_value,
2393 symbolic_call_value_jsr, symbolic_call_value_bsr, link):
2394 Update or set attributes.
2395 (stack_tie): New fake instruction.
2397 * config/m68k/m68k.h (TUNE_CFV4): New macro.
2398 (m68k_sched_attr_size): Update declaration.
2399 (m68k_sched_attr_type2): Remove.
2400 (m68k_sched_address_bypass_p, m68k_sched_indexed_address_bypass_p):
2401 Declare new bypass predicates.
2403 * config/m68k/m68k.c (m68k_sched_issue_rate,
2404 m68k_sched_first_cycle_multipass_dfa_lookahead): Declare hook
2406 (TARGET_SCHED_ISSUE_RATE,
2407 TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD): Override hooks.
2408 (override_options): Handle scheduling for ColdFire V4 core.
2409 (m68k_expand_prologue): Emit stack_tie.
2410 (enum attr_op_type): Split value 'OP_TYPE_REG' to 'OP_TYPE_RN' and
2411 'OP_TYPE_FPN'. Update all uses.
2412 (sched_guess_p): Remove.
2413 (sched_address_type): Handle symbolic addresses.
2414 (sched_get_operand): New static function.
2415 (sched_operand_type): Merge into sched_attr_op_type.
2416 (sched_attr_op_type): Handle FP registers, handle quick constants,
2418 (m68k_sched_attr_opx_type, m68k_sched_attr_opy_type): Update.
2419 (m68k_sched_attr_size): Update. Move logic to ...
2420 (sched_get_attr_size_int): New static function.
2421 (sched_get_opxy_mem_type): New static function.
2422 (m68k_sched_attr_op_mem): Update.
2423 (m68k_sched_attr_type2): Remove.
2424 (sched_cfv4_bypass_data): New static variable.
2425 (m68k_sched_adjust_cost): Handle ColdFire V4 bypass.
2426 (m68k_sched_issue_rate): Implement scheduler hook.
2427 (struct _sched_ib: enabled_p): New field.
2428 (m68k_sched_variable_issue): Update. Handle V4.
2429 (SCHED_DUMP_TODO, SCHED_DUMP_DONE, SCHED_DUMP_NOTHING,
2430 sched_dump_class_func_t, sched_dump_split_class,
2431 sched_dump_dfa_guess_unit_code, sched_dump_dfa_state,
2432 sched_dump_dfa_class, m68k_sched_dump): Remove.
2433 (m68k_sched_first_cycle_multipass_dfa_lookahead): Implement scheduler
2435 (m68k_sched_init_global): Remove statisctics dumping, introduce
2436 sanity check that all instructions have pipeline reservations. Handle
2438 (m68k_sched_dfa_pre_advance_cycle, m68k_sched_dfa_post_advance_cycle):
2439 Handle ColdFire V4 core.
2440 (sched_mem_operand_p, sched_get_reg_operand, sched_get_mem_operand):
2441 New static functions.
2442 (m68k_sched_address_bypass_p): New bypass predicate.
2443 (sched_get_indexed_address_scale): New static function.
2444 (m68k_sched_indexed_address_bypass_p): New bypass predicate.
2446 * cf.md: Update comments.
2447 (define_attr type2): Remove. Use 'type' attribute instead.
2449 (cf_ib): Rename to cfv123_ib. Update all uses.
2450 (cf_oep): Rename to cfv123_oep. Update all uses.
2451 (cf_chr): Rename to cfv123_chr. Update all uses.
2452 (cf_mem): Rename to cfv123_mem. Update all uses.
2453 (cf_mac): Move to more appropriate place.
2454 (cfv123_guess): New automaton and cpu_unit.
2455 (cfv123_*, cfv12_*, cfv1_*, cfv2_*, cfv3_*): Use type attribute.
2456 Update uses of 'size' attribute. Handle before reload scheduling.
2457 (cfv123_guess): New dummy reservation for unhandled instructions.
2458 (cfv4_*): Pipeline description of ColdFire V4 core.
2459 (ignore): New reservation to handle 'ignore' type.
2461 2008-05-07 Ian Lance Taylor <iant@google.com>
2464 * gimplify.c (find_single_pointer_decl_1): Don't look through
2466 (find_single_pointer_decl): Adjust comments.
2468 2008-05-07 Jakub Jelinek <jakub@redhat.com>
2471 * fold-const.c (fold_binary): Use STRIP_SIGN_NOPS instead of
2472 STRIP_NOPS on arguments even for MIN_EXPR and MAX_EXPR.
2475 * omp-low.c (expand_omp_atomic_pipeline): Load value using the
2476 integral type rather than floating point, then VIEW_CONVERT_EXPR
2477 to the floating point type.
2479 2008-05-07 Uros Bizjak <ubizjak@gmail.com>
2481 * config/i386/i386.c (ix86_expand_copysign): Force non-zero constant
2482 TFmode op0 to register.
2484 2008-05-07 Alan Modra <amodra@bigpond.net.au>
2486 * c-decl.c (grokdeclarator): Comment typo.
2488 2008-05-06 Aldy Hernandez <aldyh@redhat.com>
2490 * tree-flow.h: Remove prototype for computed_goto_p.
2491 * tree-cfg.c (computed_goto_p): Make static.
2493 2008-05-06 H.J. Lu <hongjiu.lu@intel.com>
2496 * config/i386/i386.c (contains_128bit_aligned_vector_p): Renamed to ...
2497 (contains_aligned_value_p): This. Handle _Decimal128.
2498 (ix86_function_arg_boundary): Only align _Decimal128 to its
2499 natural boundary and handle it properly.
2501 2008-05-06 Martin Jambor <mjambor@suse.cz>
2503 * ipa-cp.c (ipcp_method_orig_node): Renamed to ipcp_get_orig_node.
2504 (ipcp_method_is_cloned): Renamed to ipcp_node_is_clone
2505 (ipcp_method_set_orig_node): Removed.
2506 (ipcp_cval_get_cvalue_type): Removed.
2507 (ipcp_method_get_scale): Renamed to ipcp_get_node_scale.
2508 (ipcp_method_set_scale): Renamed to ipcp_set_node_scale.
2509 (ipcp_cval_set_cvalue_type): Removed.
2510 (ipcp_cval_get_cvalue): Removed.
2511 (ipcp_cval_set_cvalue): Removed.
2512 (ipcp_type_is_const): Renamed to ipcp_lat_is_const.
2513 (ipcp_cval_equal_cvalues): Renamed to ipcp_lats_are_equal
2514 (ipcp_lats_are_equal): Changed parameters to two ipcp_lattice's
2515 (ipcp_cval_meet): Renamed to ipa_lattice_meet
2516 (ipcp_cval_changed): Changed to use ipcp_lat_is_const
2517 (ipcp_method_cval): Renamed to ipcp_get_ith_lattice
2518 (ipcp_get_ith_lattice): Changed parameters.
2519 (ipcp_cval_compute): Renamed to ipcp_lattice_from_jfunc
2520 (ipcp_lattice_from_jfunc): Changed parameters.
2521 (ipcp_redirect): Local lattice pointer instead of lattice type variable.
2522 (ipcp_method_cval_print): Added temporary variable info.
2523 (ipcp_redirect): Removed already unused local variable caller.
2524 (ipcp_redirect): New temporary variable orig_callee_info
2525 (ipcp_redirect): Removed newly unused local variable callee.
2526 (ipcp_redirect): Removed (a bit confusing) local variable type.
2527 (ipcp_insert_stage): Added local variable info.
2528 (ipcp_cval_changed): Renamed to ipcp_lattice_changed, parameters
2530 (ipcp_formal_create): Removed.
2531 (ipcp_method_cval_set): Removed.
2532 (ipcp_propagate_stage): Renamed lattice variables.
2533 (ipcp_method_cval_set_cvalue_type): Removed.
2534 (ipcp_method_cval_print): Renamed to ipcp_print_all_lattices
2535 (ipcp_print_all_lattices): Changed printed strings to refer to
2536 lattices rather than cvals.
2537 (ipcp_method_cval_init): Renamed to ipcp_initialize_node_lattices
2538 (ipcp_propagate_const): Changed formal parameters.
2539 (build_const_val): Changed formal parameters.
2540 (ipcp_insert_stage): Removed useless variable cvalue
2541 (build_const_val): Changed formal parameters.
2542 (ipcp_method_compute_scale): Renamed to ipcp_compute_node_scale
2543 (ipcp_after_propagate): Renamed to ipcp_change_tops_to_bottom
2544 (ipcp_callsite_param_print): Renamed to ipcp_print_all_jump_functions
2545 (ipcp_profile_mt_count_print): Renamed to ipcp_print_func_profile_counts
2546 (ipcp_print_func_profile_counts): Changed string from "method" to
2548 (ipcp_profile_cs_count_print): Renamed to ipcp_print_call_profile_counts
2549 (ipcp_profile_edge_print): Renamed to ipcp_print_edge_profiles
2550 (ipcp_profile_bb_print): Renamed to ipcp_print_bb_profiles
2551 (ipcp_structures_print): Renamed to ipcp_print_all_structures
2552 (ipcp_profile_print): Renamed to ipcp_print_profile_data
2553 (ipcp_lat_is_const): Changed parameters and made inline.
2554 (ipcp_replace_map_create): Renamed to ipcp_create_replace_map
2555 (ipcp_redirect): Renamed to ipcp_need_redirect_p
2556 (ipcp_need_redirect_p): Calls ipcp_lat_is_const instead of using
2557 the predicate condition directly
2558 (ipcp_propagate_stage): Added local variable args. Removed local
2559 variable callee. (Both are mere code simplifications.)
2560 (ipcp_method_dont_insert_const): Renamed to
2561 ipcp_node_not_modifiable_p.
2562 (ipcp_node_not_modifiable_p): Made inline.
2563 (ipcp_cloned_create): Renamed to ipcp_init_cloned_node
2564 (ipcp_propagate_const): Renamed to ipcp_propagate_one_const
2565 (ipcp_print_all_lattices): Removed variable cvalue
2566 (ipcp_method_scale_print): Renamed to ipcp_function_scale_print
2569 2008-05-06 Olivier Hainque <hainque@adacore.com>
2571 * tree-sra.c (try_instantiate_multiple_fields): Early return
2572 if field has POINTER_TYPE.
2574 2008-05-06 Kai Tietz <kai.tietz@onevision.com>
2576 * config/i386/i386.c (output_set_got): Fix for x86_64 output_emit_asm
2577 by using 'q' specifier for instruction.
2578 (ix86_file_end): Replaced case TARGET_64BIT_MS_ABI by TARGET_64BIT.
2580 2008-05-06 Anatoly Sokolov <aesok@post.ru>
2582 * config/avr/avr.md (*sbrx_branch, *sbix_branch, *sbix_branch_tmp):
2583 Change mode of zero_extract from QImode to HImode.
2584 (sign bit tests peepholes): (Ditto.).
2586 2008-05-06 Uros Bizjak <ubizjak@gmail.com>
2588 * config/i386/mmx.md: Remove double backslashes from asm templates.
2589 (*mmx_addv2sf3): Rename from mmx_addv2sf3 insn pattern.
2590 (mmx_addv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
2591 to handle nonimmediate operands.
2592 (*mmx_mulv2sf3): Rename from mmx_mulv2sf3 insn pattern.
2593 (mmx_mulv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
2594 to handle nonimmediate operands.
2595 (*mmx_<code>v2sf3_finite): New insn pattern.
2596 (*mmx_<code>v2sf3): Rename from mmx_<code>v2sf3 insn pattern.
2597 (mmx_<code>v2sf3): New expander. Use
2598 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
2599 (mmx_<plusminus_insn><mode>3): New expander. Use
2600 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
2601 (*mmx_<plusminus_insn><mode>3): New insn pattern.
2602 (mmx_add<mode>3): Removed.
2603 (mmx_ssadd<mode>3): Ditto.
2604 (mmx_usadd<mode>3): Ditto.
2605 (mmx_sub<mode>3): Ditto.
2606 (mmx_sssub<mode>3): Ditto.
2607 (mmx_ussub<mode>3): Ditto.
2608 (*mmx_mulv4hi3): Rename from mmx_mulv4hi3 insn pattern.
2609 (mmx_mulv4hi3): New expander. Use ix86_fixup_binary_operands_no_copy
2610 to handle nonimmediate operands.
2611 (*mmx_smulv4hi3_highpart): Rename from mmx_smulv4hi3_highpart
2613 (mmx_smulv4hi3_highpart): New expander. Use
2614 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
2615 (*mmx_umulv4hi3_highpart): Rename from mmx_umulv4hi3_highpart
2617 (mmx_umulv4hi3_highpart): New expander. Use
2618 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
2619 (*mmx_<code>v4hi3): Rename from mmx_<code>v4hi3 insn pattern.
2620 (mmx_<code>v4hi3): New expander. Use
2621 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
2622 (*mmx_<code>v8qi3): Rename from mmx_<code>v8qi3 insn pattern.
2623 (mmx_<code>v8qi3): New expander. Use
2624 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
2625 (*mmx_<code><mode>3): Rename from mmx_<code><mode>3 insn pattern.
2626 (mmx_<code><mode>3): New expander. Use
2627 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
2629 2008-05-05 Jan Hubicka <jh@suse.cz>
2631 PR tree-optimization/36118
2632 * passes.c (pass_init_dump_file): Fix dump header.
2634 2008-05-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
2637 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Don't create
2638 VCE for function decls.
2640 2008-05-05 H.J. Lu <hongjiu.lu@intel.com>
2642 * config/i386/sse.md (sse2_<plusminus_insn><mode>3): Fix a typo.
2644 2008-05-05 H.J. Lu <hongjiu.lu@intel.com>
2646 * config/i386/i386.md (sat_plusminus): New.
2647 (plusminus_insn): Likewise.
2648 (plusminus_mnemonic): Likewise.
2650 (comm): Add ss_plus, us_plus, ss_minus and us_minus.
2651 (*<addsub><mode>3_cc_overflow): Renamed to ...
2652 (*<plusminus_insn><mode>3_cc_overflow): This.
2653 (*<addsub>si3_zext_cc_overflow): Renamed to ...
2654 (*<plusminus_insn>si3_zext_cc_overflow): This.
2656 * config/i386/sse.md (<addsub><mode>3): Renamed to ...
2657 (<plusminus_insn><mode>3): This.
2658 (*<addsub><mode>3): Renamed to ...
2659 (*<plusminus_insn><mode>3): This.
2660 (<sse>_vm<addsub><mode>3): Renamed to ...
2661 (<sse>_vm<plusminus_insn><mode>3): This.
2662 (sse3_h<addsub>v4sf3): Renamed to ...
2663 (sse3_h<plusminus_insn>v4sf3): This.
2664 (sse3_h<addsub>v2df3): Renamed to ...
2665 (sse3_h<plusminus_insn>v2df3): This.
2666 (<plusminus_insn><mode>3): New.
2667 (*<plusminus_insn><mode>3): Likewise.
2668 (sse2_<plusminus_insn><mode>3): Likewise.
2669 (add<mode>): Removed.
2670 (*add<mode>3): Likewise.
2671 (sse2_ssadd<mode>3): Likewise.
2672 (sse2_usadd<mode>3): Likewise.
2673 (sub<mode>3): Likewise.
2674 (*sub<mode>3): Likewise.
2675 (sse2_sssub<mode>3): Likewise.
2676 (sse2_ussub<mode>3): Likewise.
2678 2008-05-05 Benjamin Kosnik <bkoz@redhat.com>
2680 * gthr-single.h: Add in required interface elements as per gthr.h.
2681 Add stub types for __gthread_key_t, __gthread_once_t. Add defines
2682 for __GTHREAD_ONCE_INIT, __GTHREAD_RECURSIVE_MUTEX_INIT.
2683 Generalize UNUSED macro.
2684 (__gthread_once): Add.
2685 (__gthread_key_create): Add.
2686 (__gthread_key_delete): Add.
2687 (__gthread_getspecific): Add.
2688 (__gthread_setspecific): Add.
2690 2008-05-05 Andrew Pinski <Andrew.Pinski@playstation.sony.com>
2692 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): If we have
2693 the same size types for the indirect reference on the rhs, then
2696 2008-05-05 Uros Bizjak <ubizjak@gmail.com>
2698 * config/i386/i386.md
2699 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit): Use only
2700 one insn template instead of template series.
2701 (*xordi_1_rex64): Ditto.
2702 (*xordi_2_rex64): Ditto.
2704 2008-05-05 Ira Rosen <irar@il.ibm.com>
2706 PR tree-optimization/36119
2707 * tree-vect-transform.c (vectorizable_assignment): Set NCOPIES to 1
2710 2008-06-04 Jan Hubicka <jh@suse.cz>
2712 tree-optimization/36100
2713 * tree-pass.h (pass_O0_always_inline): Declare.
2714 * ipa-inline.c (inline_transform): Remove dead code.
2715 (cgraph_gate_O0_always_inline, cgraph_O0_always_inline,
2716 pass_O0_always_inline): New.
2717 * passes.c (init_optimization_passes): Add pass_O0_always_inline.
2719 2008-05-04 Kai Tietz <kai.tietz@onevision.com>
2721 * config/i386/i386.c (x86_output_mi_thunk): Use movq alternative
2722 mnemonic in this_param move for TARGET_64BIT.
2724 2008-05-04 Uros Bizjak <ubizjak@gmail.com>
2726 * config/i386/i386.md (*strmovsi_1): Simplify asm alternatives.
2727 (*strmovsi_rex_1): Ditto.
2728 (*strsetsi_1): Ditto.
2729 (*strsetsi_rex_1): Ditto.
2731 (add<mode>cc): Macroize expander from addqicc, addhicc, addsicc and
2732 adddicc expanders using SWI mode iterator.
2734 2008-05-04 H.J. Lu <hongjiu.lu@intel.com>
2737 * config/i386/i386.c (ix86_expand_special_args_builtin): Remove three
2740 2008-05-04 David S. Miller <davem@davemloft.net>
2742 * config.gcc (sparc*-*-*): Always set need_64bit_hwint to yes.
2743 (sparc*-*-linux*): Use linux.h in tm_file.
2744 (sparc-*-linux*): If 'enabled_targets' is 'all', build a bi-arch
2745 compiler defaulting to 32-bit.
2746 (sparc*-*-*): Remove explicit target settings of need_64bit_hwint,
2748 * config/sparc/linux.h: Remove definitions now obtained
2749 properly from linux.h
2750 * config/sparc/linux64.h: Likewise.
2751 (ASM_CPU_DEFAULT_SPEC): Change this to ASM_CPU64_DEFAULT_SPEC, we
2752 don't want this setting for 32-bit builds in a biarch compiler.
2753 * doc/install.texi: Add sparc-linux to list of targets
2754 supporting --enable-targets=all.
2756 2008-05-03 Andrew Pinski <pinskia@gmail.com>
2758 * Makefile.in (tree-ssa-phiprop.o): Fix dependencies.
2760 2008-05-03 H.J. Lu <hongjiu.lu@intel.com>
2762 * config/i386/i386.c (ix86_builtin_type): Move V4SI_FTYPE_V4SF
2763 after V4SI_FTYPE_V8HI.
2764 (ix86_init_mmx_sse_builtins): Move case V4HI_FTYPE_V4HI after
2765 case V4SI_FTYPE_V2DF.
2767 2008-05-03 Kenneth Zadeck <zadeck@naturalbridge.com>
2769 * doc/invoke.texi (max-flow-memory-locations): Removed.
2770 * params.def (PARAM_MAX_FLOW_MEMORY_LOCATIONS): Removed.
2772 2008-05-03 Richard Guenther <rguenther@suse.de>
2775 * opts.c (set_Wstrict_aliasing): Handle the turn-off case.
2777 2008-05-02 David S. Miller <davem@davemloft.net>
2779 * config.gcc (need_64bit_hwint): Document libcpp dependency.
2781 2008-05-02 Simon Baldwin <simonb@google.com>
2784 * c-common.h (warn_array_subscript_range): Removed.
2785 * c-common.c (warn_array_subscript_range): Ditto.
2786 * tree-vrp.c (check_array_ref): Revert to ignoring arrays with size 2.
2787 * c-typeck.c (build_array_ref): Remove warn_array_subscript_range.
2789 2008-05-02 H.J. Lu <hongjiu.lu@intel.com>
2791 * config/i386/i386.c (ix86_special_builtin_type): New.
2792 (bdesc_special_args): Likewise.
2793 (ix86_expand_special_args_builtin): Likewise.
2794 (ix86_init_mmx_sse_builtins): Updated.
2795 (ix86_expand_builtin): Updated.
2796 (ix86_expand_store_builtin): Removed.
2797 (ix86_expand_unop_builtin): Likewise.
2799 * config/i386/mm3dnow.h (__v2sf): Moved to ...
2800 * config/i386/mmintrin.h (__v2sf): Here.
2802 * config/i386/xmmintrin.h (_mm_loadh_pi): Replace __v2si with
2804 (_mm_loadl_pi): Likewise.
2805 (_mm_storeh_pi): Replace __v2si with __v2sf.
2806 (_mm_storel_pi): Likewise.
2808 * doc/extend.texi: Correct __builtin_ia32_loadhps,
2809 __builtin_ia32_loadlps, __builtin_ia32_storehps,
2810 __builtin_ia32_storelps, __builtin_ia32_loadhpd and
2811 __builtin_ia32_loadlpd.
2813 2008-05-02 H.J. Lu <hongjiu.lu@intel.com>
2815 * config/i386/i386.c (ix86_builtin_type): Add FLOAT_FTYPE_FLOAT,
2816 V4SF_FTYPE_V4SF_VEC_MERGE and V2DF_FTYPE_V2DF_VEC_MERGE.
2817 (bdesc_args): Updated. Add scalar SSE builtins with vec_merge.
2818 (ix86_init_mmx_sse_builtins): Updated.
2819 (ix86_expand_args_builtin): Likewise.
2820 (ix86_expand_builtin): Likewise.
2821 (ix86_expand_unop1_builtin): Renamed to ...
2822 (ix86_expand_unop_vec_merge_builtin): This.
2824 2008-05-01 Jan Hubicka <jh@suse.cz>
2827 * ipa-inline.c (inline_generate_summary): Make static.
2828 (inline_transform): Do not call inlining at -O0; make static.
2829 * passes.c (execute_todo): Add sanity check.
2830 (execute_one_ipa_transform_pass): Execute proper flags.
2832 2008-05-01 Eric Botcazou <ebotcazou@adacore.com>
2834 * tree.h (TYPE_NONALIASED_COMPONENT): Expand comment.
2835 (DECL_NONADDRESSABLE_P): Likewise.
2836 * alias.c (record_component_aliases): Fix comment.
2838 2008-05-01 Simon Baldwin <simonb@google.com>
2840 * c-common.h (warn_array_subscript_range): New function.
2841 * c-common.c (warn_array_subscript_range): Ditto.
2842 * tree-vrp.c (check_array_ref): Corrected code to agree with
2843 comment, ignoring only arrays of size 0 or size 1.
2844 * c-typeck.c (build_array_ref): Call warn_array_subscript_range.
2846 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
2848 * config/i386/i386.c (ix86_builtin_type): Replace
2849 DI_FTYPE_DI_DI_INT with V1DI2DI_FTYPE_V1DI_V1DI_INT.
2850 (bdesc_args): Updated.
2851 (ix86_init_mmx_sse_builtins): Likewise.
2852 (ix86_expand_args_builtin): Likewise.
2854 * config/i386/tmmintrin.h (_mm_alignr_pi8): Replace long long
2857 * doc/extend.texi: Correct __builtin_ia32_palignr.
2859 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
2862 * config/i386/i386.c (bdesc_crc32): Removed.
2863 (ix86_expand_crc32): Likewise.
2864 (ix86_builtin_type): Replace V2DI2TI_FTYPE_V2DI2TI_INT with
2865 V2DI2TI_FTYPE_V2DI_INT, V2DI2TI_FTYPE_V2DI2TI_V2DI2TI_INT with
2866 V2DI2TI_FTYPE_V2DI_V2DI_INT. Add UINT64_FTYPE_UINT64_UINT64,
2867 UINT_FTYPE_UINT_UINT, UINT_FTYPE_UINT_USHORT and
2868 UINT_FTYPE_UINT_UCHAR.
2869 (bdesc_args): Updated. Add crc32 builtins.
2870 (ix86_init_mmx_sse_builtins): Updated.
2871 (ix86_expand_args_builtin): Updated to support subreg.
2873 * doc/extend.texi: Correct __builtin_ia32_crc32di.
2875 2008-05-01 Jan Hubicka <jh@suse.cz>
2877 * tree-pass.h (opt_pass): Add IPA_PASS.
2878 (varpool_node, cgraph_node): Forward declare.
2879 (ipa_opt_pass): Define.
2880 (pass_ipa_inline): Turn into ipa_opt_pass.
2881 (pass_apply_inline): Remove.
2882 * ipa-inline.c (pass_ipa_inline): Turn into ipa_opt_pass.
2883 (apply_inline): Turn into ....
2884 (inline_transform): ... this one.
2885 (inline_generate_summary): New function.
2886 (pass_apply_inline): Remove.
2887 * function.h (ipa_opt_pass): Forward declare structure; typedef;
2889 (struct function): Add ipa_transforms_to_apply.
2890 * passes.c (register_one_dump_file): Work on IPA_PASS.
2891 (init_optimization_passes): Remove pass_inline_parameters and
2893 (pass_init_dump_file, pass_fini_dump_file): Break out from ....
2894 (execute_one_pass) ... here; apply transforms when possible.
2895 (add_ipa_transform_pass, execute_ipa_summary_asses,
2896 execute_one_ipa_transform_pass): New.
2897 (execute_ipa_pass_list): Update for IPA_PASS type.
2899 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
2901 * config/i386/i386.c (ix86_builtin_type): Add
2902 V2DI_FTYPE_V2DI_V16QI, V2DI_FTYPE_V2DI_UINT_UINT and
2903 V2DI_FTYPE_V2DI_V2DI_UINT_UINT.
2904 (bdesc_args): Add SSE4a builtins.
2905 (ix86_init_mmx_sse_builtins): Updated.
2906 (ix86_expand_args_builtin): Likewise.
2907 (ix86_expand_builtin): Likewise.
2909 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
2911 * config/i386/i386.c (ix86_builtin_type): Add
2912 V8HI_FTYPE_V8HI_V8HI_COUNT, V8HI_FTYPE_V8HI_SI_COUNT,
2913 V4SI_FTYPE_V4SI_V4SI_COUNT, V4SI_FTYPE_V4SI_SI_COUNT,
2914 V4HI_FTYPE_V4HI_V4HI_COUNT, V4HI_FTYPE_V4HI_SI_COUNT,
2915 V2DI_FTYPE_V2DI_V2DI_COUNT, V2DI_FTYPE_V2DI_SI_COUNT,
2916 V2SI_FTYPE_V2SI_V2SI_COUNT, V2SI_FTYPE_V2SI_SI_COUNT,
2917 V1DI_FTYPE_V1DI_V1DI_COUNT, V1DI_FTYPE_V1DI_SI_COUNT,
2918 V8HI_FTYPE_V8HI_INT, V4SI_FTYPE_V4SI_INT, V4HI_FTYPE_V4HI_INT,
2919 V2DI2TI_FTYPE_V2DI2TI_INT, V2DI2TI_FTYPE_V2DI2TI_V2DI2TI_INT
2920 and DI_FTYPE_DI_DI_INT.
2921 (bdesc_args): Add MMX/SSE shift, shuffle and palignr builtins.
2922 (ix86_init_mmx_sse_builtins): Updated.
2923 (ix86_expand_args_builtin): Likewise.
2924 (ix86_expand_builtin): Likewise.
2925 (ix86_expand_binop_imm_builtin): Removed.
2927 * doc/extend.texi: Correct __builtin_ia32_palignr128.
2929 2008-04-30 Richard Guenther <rguenther@suse.de>
2931 PR tree-optimization/32921
2932 * tree-ssa-loop-im.c (mem_refs_may_alias_p): Disambiguate with TBAA.
2934 2008-04-30 Richard Sandiford <rsandifo@nildram.co.uk>
2936 * config/arm/arm.c (arm_unwind_emit): Use
2937 crtl->all_throwers_are_sibcalls instead of
2938 cfun->all_throwers_are_sibcalls.
2939 (arm_output_fn_unwind): Likewise.
2940 * config/frv/frv.c (frv_stack_info): Use crtl->uses_pic_offset_table
2941 instead of cfun->uses_pic_offset_table.
2942 (frv_expand_prologue): Likewise.
2943 (frv_frame_pointer_required): Likewise.
2944 (frv_expand_fdpic_call): Likewise.
2945 (frv_emit_movsi): Likewise.
2946 * config/iq2000/iq2000.c (iq2000_expand_prologue): Use
2947 cfun->returns_pcc_struct instead of
2948 current_function_returns_pcc_struct.
2949 * config/m32c/m32c.c (need_to_save): Use crtl->calls_eh_return
2950 instead of cfun->calls_eh_return.
2951 (m32c_pushm_popm): Likewise.
2952 * config/xtensa/xtensa.h (cfun->calls_alloca): Remove bogus
2953 "extern" declaration.
2955 2008-04-30 Richard Guenther <rguenther@suse.de>
2957 PR tree-optimization/21636
2958 * tree-ssa-ccp.c (ccp_fold): Handle &p->x with p being a
2960 (evaluate_stmt): Print the likely value.
2961 (ccp_visit_stmt): Avoid excessive vertical spacing.
2963 2008-04-30 Rafael Espindola <espindola@google.com>
2965 * builtins.c (fold_call_expr): Return realret.
2966 * tree-ssa-threadedge.c
2967 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
2968 __builtin_object_size.
2970 2008-04-30 Seongbae Park <seongbae.park@gmail.com>
2972 * gcc.c (wrapper_string): New variable.
2973 (insert_wrapper): New function.
2974 (execute): New option -wrapper.
2975 * doc/invoke.texi (Overall Options): New driver option -wrapper.
2977 2008-04-30 Nathan Froyd <froydnj@codesourcery.com>
2979 * config/rs6000/crtresgpr.asm, config/rs6000/crtresxgpr.asm,
2980 config/rs6000/crtsavgpr.asm, config/rs6000/crtresfpr.asm,
2981 config/rs6000/crtresxfpr.asm, config/rs6000/crtsavfpr.asm: Break out
2983 * config/rs6000/crtsavres.asm: ...here. Remove unneeded file.
2984 * config/rs6000/e500crtres32gpr.asm, config/rs6000/e500crtres64gpr.asm,
2985 config/rs6000/e500crtres64gprctr.asm,
2986 config/rs6000/e500crtrest32gpr.asm, config/rs6000/e500crtrest64gpr.asm,
2987 config/rs6000/e500crtresx32gpr.asm, config/rs6000/e500crtresx64gpr.asm,
2988 config/rs6000/e500crtsav32gpr.asm, config/rs6000/e500crtsav64gpr.asm,
2989 config/rs6000/e500crtsav64gprctr.asm,
2990 config/rs6000/e500crtsavg32gpr.asm, config/rs6000/e500crtsavg64gpr.asm,
2991 config/rs6000/e500crtsavg64gprctr.asm: New files.
2992 * config/rs6000/t-ppccomm: Add build rules for new files.
2993 (LIB2FUNCS_STATIC_EXTRA): Add new files.
2994 * config/rs6000/t-netbsd: Add build rules for new files.
2995 (LIB2FUNCS_STATIC_EXTRA): New variable.
2996 * config/rs6000/sysv4.h (ENDFILE_SPEC): Don't include crtsavres.o
2997 (CRTSAVRES_DEFAULT_SPEC): Likewise.
2998 * config/rs6000/netbsd.h (ENDFILE_SPEC): Likewise.
3000 2008-04-30 H.J. Lu <hongjiu.lu@intel.com>
3002 * config/i386/i386.c (ix86_builtin_type): Add
3003 FLOAT128_FTYPE_FLOAT128_FLOAT128, V16QI_FTYPE_V16QI_V16QI,
3004 V16QI_FTYPE_V8HI_V8HI, V8QI_FTYPE_V8QI_V8QI,
3005 V8QI_FTYPE_V4HI_V4HI, V8HI_FTYPE_V8HI_V8HI,
3006 V8HI_FTYPE_V16QI_V16QI, V8HI_FTYPE_V4SI_V4SI,
3007 V4SI_FTYPE_V4SI_V4SI, V4SI_FTYPE_V8HI_V8HI,
3008 V4SI_FTYPE_V4SF_V4SF, V4SI_FTYPE_V2DF_V2DF,
3009 V4HI_FTYPE_V4HI_V4HI, V4HI_FTYPE_V8QI_V8QI,
3010 V4HI_FTYPE_V2SI_V2SI, V4SF_FTYPE_V4SF_V4SF,
3011 V4SF_FTYPE_V4SF_V4SF_SWAP, V4SF_FTYPE_V4SF_V2SI,
3012 V4SF_FTYPE_V4SF_V2DF, V4SF_FTYPE_V4SF_DI,
3013 V4SF_FTYPE_V4SF_SI, V2DI_FTYPE_V2DI_V2DI,
3014 V2DI_FTYPE_V16QI_V16QI, V2DI_FTYPE_V4SI_V4SI,
3015 V2DI_FTYPE_V2DF_V2DF, V2SI_FTYPE_V2SI_V2SI,
3016 V2SI_FTYPE_V4HI_V4HI, V2SI_FTYPE_V2SF_V2SF,
3017 V2DF_FTYPE_V2DF_V2DF, V2DF_FTYPE_V2DF_V2DF_SWAP,
3018 V2DF_FTYPE_V2DF_V4SF, V2DF_FTYPE_V2DF_DI,
3019 V2DF_FTYPE_V2DF_SI, V2SF_FTYPE_V2SF_V2SF,
3020 V1DI_FTYPE_V1DI_V1DI, V1DI_FTYPE_V8QI_V8QI and
3021 V1DI_FTYPE_V2SI_V2SI.
3022 (bdesc_2arg): Moved to ...
3024 (ix86_init_mmx_sse_builtins): Updated.
3025 (ix86_expand_args_builtin): Updated. Take a pointer
3026 to const struct builtin_description. Handle comparison
3028 (ix86_expand_sse_compare): Take a new argument for swapping operands.
3029 (ix86_expand_builtin): Updated.
3031 * config/i386/sse.md (ssse3_pmaddubswv8hi3): Renamed to ...
3032 (ssse3_pmaddubsw128): This.
3033 (ssse3_pmaddubswv4hi3): Renamed to ...
3034 (ssse3_pmaddubsw): This.
3036 * doc/extend.texi (__builtin_ia32_packsswb128): Correct prototype.
3037 (__builtin_ia32_packssdw128): Likewise.
3038 (__builtin_ia32_packuswb128): Likewise.
3039 (__builtin_ia32_pmaddubsw): Likewise.
3040 (__builtin_ia32_pmaddubsw128): Likewise.
3042 2008-04-30 Richard Guenther <rguenther@suse.de>
3044 PR tree-optimization/14847
3045 * tree-ssa-ifcombine.c (get_name_for_bit_test): New helper function.
3046 (recognize_bits_test): Use it.
3047 (recognize_single_bit_test): Likewise.
3049 2008-04-30 Martin Jambor <mjambor@suse.cz>
3051 * ipa-cp.c (ipcp_init_stage): Calls ipa_set_called_with_variable_arg
3052 instead of setting number of formal parameters to zero.
3053 (ipcp_init_stage): Do not set the number of actual parameters to zero
3055 (ipcp_propagate_stage): Explicitly skipping all calls to nodes
3056 which are called with variable number of arguments.
3057 (ipcp_insert_stage): Explicitely skipping all nodes which are
3058 called with variable number of arguments.
3059 (ipcp_callsite_param_print): Skipps callsites to nodes with varaible
3060 number of parameters.
3062 * ipa-prop.h (struct ipa_node_params): Added flag
3063 called_with_var_arguments
3064 (ipa_set_param_count): Added. Changed sole setter to use it.
3065 (ipa_get_param_count): Added. All readers of param_count
3066 converted to use it instead.
3067 (ipa_set_called_with_variable_arg): Added.
3068 (ipa_is_called_with_var_arguments): Added.
3069 (ipa_get_ith_param): Added. All readers of param_decls converted
3071 (ipa_set_cs_argument_count): Added, sole writer to argument_count
3073 (ipa_get_cs_argument_count): Added, all readers of argument_count
3075 (ipa_get_ith_jump_func): Added. Accessors of jump values changed
3078 * ipa-prop.h (struct ipcp_formal): Renamed to ipcp_lattice
3079 (struct ipcp_lattice): Renamed cval_type to type
3080 (struct ipa_node_params): ipcp_cval renamed to ipcp_lattices
3082 * ipa-cp.c (ipcp_cval_get_cvalue): Changed return value to tree
3083 (ipcp_cval_set_cvalue): Changed type of parameter value to tree
3084 (ipcp_insert_stage): Changed the type of variable cvalue to tree
3085 (ipcp_replace_map_create): Changed the type of parameter cvalue to tree
3086 (build_const_val): Changed the type of parameter cvalue to tree
3087 (ipcp_propagate_const): Changed the type of parameter cvalue to tree
3088 (ipcp_method_cval_set_cvalue_type): Renamed parameter cval_type1 to type
3090 * ipa-prop.h (struct ipcp_formal): Replaced cvalue with tree called
3093 * ipa-prop.c (ipa_methodlist_init): Renamed to ipa_init_func_list
3094 (ipa_methodlist_not_empty): Removed, the sole user now checks directly
3095 (ipa_add_method): Renamed to ipa_push_func_to_list
3096 (ipa_remove_method): Renamed to ipa_pop_func_from_list
3097 (ipa_callsite_param_count): Removed.
3098 (ipa_callsite_param_count_set): Removed.
3099 (ipa_callsite_param): Removed.
3100 (ipa_callsite_callee): Removed.
3101 (ipa_callsite_compute_param): Renamed to ipa_compute_jump_functions
3102 (ipa_callsite_compute_count): Renamed to ipa_count_arguments
3103 (ipa_method_formal_count): Removed.
3104 (ipa_method_formal_count_set): Removed.
3105 (ipa_method_get_tree): Removed.
3106 (ipa_method_tree_map_create): Removed.
3107 (ipa_method_compute_tree_map): Renamed to ipa_create_param_decls_array
3108 (ipa_create_param_decls_array): Creates the array itself
3109 (ipa_create_param_decls_array): Temporary variable info instead of
3111 (ipa_method_formal_compute_count): Renamed to ipa_count_formal_params
3112 (ipa_method_compute_modify): Renamed to ipa_detect_param_modifications
3113 (get_type): Removed.
3114 (ipa_jf_get_info_type): Removed.
3115 (ipa_node_create): Renamed to ipa_create_node_params
3116 (ipa_free): Renamed to ipa_free_all_node_params
3117 (ipa_nodes_create): Renamed to ipa_create_all_node_params
3118 (ipa_edges_create): Renamed to ipa_create_all_edge_args
3119 (ipa_edges_free): Renamed to ipa_free_all_edge_args
3120 (ipa_nodes_free): Integrated into ipa_free_all_node_params and removed
3121 (ipa_free_all_node_params): Deallocation to jump_functions moved to
3122 ipa_free_all_edge_args
3123 (ipa_method_tree_print): Renamed to ipa_print_all_tree_maps
3124 (ipa_method_modify_print): Renamed to ipa_print_all_params_modified
3125 (ipa_create_methodlist_node): Removed.
3126 (ipa_methodlist_method): Removed.
3127 (ipa_methodlist_method_set): Removed.
3128 (ipa_methodlist_next_method): Removed.
3129 (ipa_methodlist_next_method_set): Removed.
3130 (ipa_method_is_modified): Removed.
3131 (ipa_method_modify_create): Removed.
3132 (ipa_method_modify_init): Temporary variable info instead of a few
3134 (ipa_detect_param_modifications): Temporary variable info instead of
3136 (ipa_compute_jump_functions): Temporary variable info instead of
3138 (ipa_method_modify_set): Removed.
3139 (ipa_method_tree_map): Renamed to ipa_get_param_decl_index
3140 (ipa_get_param_decl_index): Now accepts struct ipa_node_params rather
3141 than craph_node as the first parameter.
3142 (ipa_method_modify_stmt): Renamed to ipa_check_stmt_modifications
3143 (ipa_method_modify_init): Removed.
3144 (ipa_compute_jump_functions): Added a temp variable instead of
3145 repeatadly dereferencing the cgraph_edge.aux pointer
3146 (ipa_callsite_param_set_type): Removed.
3147 (ipa_compute_jump_functions): i renamed to index and moved to
3149 (ipa_callsite_param_set_info_type_formal): Removed.
3150 (ipa_callsite_param_set_info_type): Removed.
3151 (ipa_callsite_param_map_create): Removed.
3152 (ipa_callsite_tree): Removed.
3153 (ipa_callsite_caller): Removed.
3154 (ipa_pop_func_from_list): return_method removed to return_func
3156 * ipa-prop.h (enum cvalue_type): Renamed to ipa_lattice_type,
3157 prefixed all values with IPA_. Changed all users.
3158 (enum jump_func_type): Rnamed UNKNOWN_IPATYPE to IPA_UNKNOWN,
3159 CONST_IPATYPE to IPA_CONST, CONST_IPATYPE_REF to IPA_CONST_REF
3160 and FORMAL_IPATYPE IPA_PASS_THROUGH.
3161 (union parameter_info): Renamed to jump_func_value.
3162 (union jump_func_value): Renamed value to constant
3163 (struct ipa_jump_func): Renamed info_type to value
3164 (struct ipa_node): Renamed to ipa_node_params
3165 (struct ipa_node_params): Renamed ipa_arg_num to param_count
3166 (struct ipa_node_params): Renamed ipa_param_tree to param_decls
3167 (struct ipa_node_params): Renamed ipa_mod to modified_flags
3168 (struct ipa_edge): Renamed to ipa_edge_args
3169 (struct ipa_edge_args): Renamed ipa_param_num to argument_count
3170 (struct ipa_edge_args): Renamed ipa_param_map to jump_functions
3171 (struct ipa_methodlist): Renamed to ipa_func_list
3172 (struct ipa_func_list): method_p renamed to node, next_method
3174 (ipa_methodlist_p): Removed, switched all users to struct pointer
3175 (IS_VALID_TREE_MAP_INDEX): Renamed to IS_VALID_JUMP_FUNC_INDEX
3177 2008-04-30 Alan Modra <amodra@bigpond.net.au>
3179 * config/rs6000/rs6000.c (ALWAYS_RESTORE_ALTIVEC_BEFORE_POP): Define.
3180 (rs6000_emit_epilogue): Use backchain to restore only when we
3181 have a large frame. Make use of frame pointer to restore if we
3182 have one. Handle ALWAYS_RESTORE_ALTIVEC_BEFORE_POP.
3184 2008-04-29 Paolo Bonzini <bonzini@gnu.org>
3186 * config/avr/avr.md (*sbrx_branch, *sbix_branch, *sbix_branch_tmp):
3187 Add mode to zero_extract.
3188 (sign bit tests peepholes): (Ditto.).
3190 2008-04-29 H.J. Lu <hongjiu.lu@intel.com>
3192 * config/i386/i386.c (ix86_builtins): Replace Prescott New
3193 Instructions in comments with SSE3.
3194 (ix86_builtin_type): This. Add FLOAT128_FTYPE_FLOAT128,
3195 INT64_FTYPE_V4SF, INT64_FTYPE_V2DF, INT_FTYPE_V16QI,
3196 INT_FTYPE_V8QI, INT_FTYPE_V4SF, INT_FTYPE_V2DF,
3197 V16QI_FTYPE_V16QI, V8HI_FTYPE_V8HI, V8HI_FTYPE_V16QI,
3198 V8QI_FTYPE_V8QI, V4SI_FTYPE_V4SI, V4SI_FTYPE_V16QI,
3199 V4SI_FTYPE_V4SF, V4SI_FTYPE_V8HI, V4SI_FTYPE_V2DF,
3200 V4HI_FTYPE_V4HI, V4SF_FTYPE_V4SF, V4SF_FTYPE_V4SI,
3201 V4SF_FTYPE_V2DF, V2DI_FTYPE_V2DI, V2DI_FTYPE_V16QI,
3202 V2DI_FTYPE_V8HI, V2DI_FTYPE_V4SI, V2DF_FTYPE_V2DF,
3203 V2DF_FTYPE_V4SI, V2DF_FTYPE_V4SF, V2DF_FTYPE_V2SI,
3204 V2SI_FTYPE_V2SI, V2SI_FTYPE_V4SF, V2SI_FTYPE_V2SF,
3205 V2SI_FTYPE_V2DF, V2SF_FTYPE_V2SF and V2SF_FTYPE_V2SI.
3206 (bdesc_sse_args): Renamed to ...
3207 (bdesc_args): This. Add IX86_BUILTIN_PF2ID, IX86_BUILTIN_PFRCP,
3208 IX86_BUILTIN_PFRSQRT, IX86_BUILTIN_PI2FD, IX86_BUILTIN_PF2IW,
3209 IX86_BUILTIN_PSWAPDSI, IX86_BUILTIN_PSWAPDSF and
3211 (bdesc_1arg): Moved to ...
3213 (ix86_init_mmx_sse_builtins): Updated. Replace Prescott New
3214 Instructions in comments with SSE3.
3215 (ix86_expand_sse_operands_builtin): Renamed to ...
3216 (ix86_expand_args_builtin): This. Updated.
3217 (ix86_expand_unop1_builtin): Update comments.
3218 (ix86_expand_builtin): Updated.
3220 2008-04-29 Richard Guenther <rguenther@suse.de>
3222 PR tree-optimization/36078
3223 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely):
3224 Update virtual SSA form after cleaning up the CFG.
3226 2008-04-29 Richard Guenther <rguenther@suse.de>
3229 * fold-const.c (fold_binary): Fold (A + A) * C to A * 2*C.
3231 2008-04-29 Richard Guenther <rguenther@suse.de>
3233 * tree-ssa-alias.c (finalize_ref_all_pointers): Remove.
3234 (compute_may_aliases): Do not call finalize_ref_all_pointers.
3235 (compute_flow_insensitive_aliasing): Do not treat
3236 PTR_IS_REF_ALL pointers special.
3237 (get_smt_for): Likewise.
3238 (may_alias_p): Re-structure.
3239 (is_escape_site): A ref-all pointer conversion is not an escape site.
3240 * tree-ssa-structalias.c (find_what_p_points_to): Do not treat
3241 PTR_IS_REF_ALL pointers special.
3242 * tree-ssa-structalias.h (struct alias_info): Remove
3243 ref_all_symbol_mem_tag field.
3244 (PTR_IS_REF_ALL): Remove.
3246 2008-04-29 Richard Guenther <rguenther@suse.de>
3249 * fold-const.c (extract_muldiv_1): In combining division constants
3250 make sure to never overflow.
3252 2008-04-29 Nick Clifton <nickc@redhat.com>
3254 * doc/tm.texi (RETURN_ADDR_RTX): Fix typo.
3256 2008-04-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3259 * optc-gen.awk: Work around HP-UX/IA awk bug.
3261 2008-04-28 Danny Smith <dannysmith@users.sourceforge.net>
3263 * config/i386/cygming-crtend.c (register_frame_ctor): Revert my
3266 2008-04-28 Uros Bizjak <ubizjak@gmail.com>
3269 * config/i386/i386.md
3270 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit):
3271 Change operand 1 predicate to nonimmediate_operand.
3273 2008-04-28 Jakub Jelinek <jakub@redhat.com>
3276 * dwarf2out.c (struct die_struct): Mark as chain_circular through
3278 * gengtype.c (walk_type, write_func_for_structure): Handle
3280 * doc/gty.texi: Document chain_circular.
3282 2008-04-28 Richard Guenther <rguenther@suse.de>
3284 PR tree-optimization/36066
3285 * tree-vrp.c (execute_vrp): Cleanup the CFG only after finalizing
3288 2008-04-28 Uros Bizjak <ubizjak@gmail.com>
3291 * config/i386/i386.md
3292 (floatdi<X87MODEF:mode>2_i387_with_xmm splitters):
3293 Use match_scratch instead of match_operand for operands 3 and 4.
3295 2008-04-27 Richard Guenther <rguenther@suse.de>
3297 PR tree-optimization/18754
3298 PR tree-optimization/34223
3299 * tree-pass.h (pass_complete_unrolli): Declare.
3300 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Print
3301 loop size before and after unconditionally of UL_NO_GROWTH in effect.
3302 Rewrite loop into loop closed SSA form if it is not already.
3303 (tree_unroll_loops_completely): Re-structure to iterate over
3304 innermost loops with intermediate CFG cleanups.
3305 Unroll outermost loops only if requested or the code does not grow
3307 * tree-ssa-loop.c (gate_tree_vectorize): Don't shortcut if no
3308 loops are available.
3309 (tree_vectorize): Instead do so here.
3310 (tree_complete_unroll): Also unroll outermost loops.
3311 (tree_complete_unroll_inner): New function.
3312 (gate_tree_complete_unroll_inner): Likewise.
3313 (pass_complete_unrolli): New pass.
3314 * tree-ssa-loop-manip.c (find_uses_to_rename_use): Only record
3315 uses outside of the loop.
3316 (tree_duplicate_loop_to_header_edge): Only verify loop-closed SSA
3317 form if it is available.
3318 * tree-flow.h (tree_unroll_loops_completely): Add extra parameter.
3319 * passes.c (init_optimization_passes): Schedule complete inner
3320 loop unrolling pass before the first CCP pass after final inlining.
3322 2008-04-27 Nathan Sidwell <nathan@codesourcery.com>
3324 * targhooks.h (default_emutls_var_fields,
3325 default_emutls_var_init): Declare.
3326 * tree.h (DECL_THREAD_LOCAL): Compare against TLS_MODEL_REAL.
3327 * target.h (struct gcc_target): Add struct emutls member.
3328 * target-def.h (TARGET_EMUTLS_GET_ADDRESS,
3329 TARGET_EMUTLS_REGISTER_COMMON, TARGET_EMUTLS_VAR_SECTION,
3330 TARGET_EMUTLS_TMPL_SECTION, TARGET_EMUTLS_VAR_PREFIX,
3331 TARGET_EMUTLS_TMPL_PREFIX, TARGET_EMUTLS_VAR_FIELDS,
3332 TARGET_EMUTLS_VAR_INIT, TARGET_EMUTLS_DEBUG_FORM_TLS_ADDRESS,
3333 TARGET_EMUTLS_VAR_ALIGN_FIXED, TARGET_EMUTLS): New.
3334 (TARGET_INITIALIZER): Add TARGET_EMUTLS.
3335 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS,
3336 BUILT_IN_EMUTLS_REGISTER_COMMON): Get name from targetm structure.
3337 * dwarf2out.c (loc_descriptor_from_tree_1): Check if emutls can
3338 emit debug information.
3339 * coretypes.h (tls_model): Add TLS_MODEL_EMULATED, TLS_MODEL_REAL.
3340 * varasm.c: Include targhooks.h.
3341 (emutls_object_section, emutls_tmpl_section): New.
3342 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): Remove.
3343 (EMUTLS_SEPARATOR): New.
3345 (get_emutls_object_name): New.
3346 (default_emutls_var_fields): New, broken out of ...
3347 (get_emutls_object_type): ... here. Adjust to use target hooks.
3348 (get_emutls_init_templ_addr): Adjust to use target hooks.
3349 (emutls_decl): Adjust to use target hooks.
3350 (emutls_finish): Likewise.
3351 (default_emutls_var_init): New, broken out of ...
3352 (assemble_variable): ... here. Adjust to use target hooks.
3353 * output.h (enum section_category): Add SECCAT_EMUTLS_VAR,
3355 * c-common.c (handle_section_attribute): Prevent overriding
3356 sections for emulated tls with special sections.
3357 * config/i386/i386.c (x86_64_elf_select_section): Add
3358 SECCAT_EMUTLS_VAR and SECCAT_EMUTLS_TMPL.
3359 (x86_64_elf_unique_section): Likewise.
3360 * config/vxworks.c: Include tree.h.
3361 (vxworks_emutls_var_fields, vxworks_emutls_var_init): New.
3362 (vxworks_override_options): Set TLS scheme.
3363 * doc/tm.texi (Emulated TLS): New node.
3365 2008-04-26 Simon Baldwin <simonb@google.com>
3368 * builtins.c (c_strlen): Suppressed multiple warnings that can occur
3369 with propagated string constants.
3371 2008-04-26 Uros Bizjak <ubizjak@gmail.com>
3373 * config/i386/i386.md (fix_trunc<mode>_i387_fisttp_with_temp): Use 'X'
3374 constraint for operand 2 when operand 0 is memory operand.
3375 (fix_truncdi_i387_with_temp): : Use 'X' constraint for operand 4 when
3376 operand 0 is memory operand.
3377 (fix_trunc<mode>_i387_with_temp): Ditto.
3378 (*floatsi<mode>2_vector_mixed_with_temp): Use 'X' constraint for
3379 operand 2 when operand 1 is memory operand.
3380 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_with_temp): Ditto.
3381 (*floatsi<mode>2_vector_sse_with_temp): Ditto.
3382 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_with_temp): Ditto.
3383 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
3384 (floatdi<X87MODEF:mode>2_i387_with_xmm): Use 'X' constraint for
3385 operands 2,3 and 4 when operand 1 is memory operand.
3386 (fistdi2_with_temp): Use 'X' constraint for operand 2 when operand 0
3388 (fistdi2_floor_with_temp): Ditto.
3389 (fist<mode>2_floor_with_temp): Ditto.
3390 (fistdi2_ceil_with_temp): Ditto.
3391 (fist<mode>2_ceil_with_temp): Ditto.
3392 (*truncdfsf_fast_mixed): Merge alternatives 0 and 1.
3394 2008-04-26 David Daney <ddaney@avtrex.com>
3396 * config/mips/mips.md (UNSPEC_COMPARE_AND_SWAP_12): New
3398 (UNSPEC_SYNC_OLD_OP, UNSPEC_SYNC_NEW_OP, UNSPEC_SYNC_EXCHANGE,
3399 UNSPEC_MEMORY_BARRIER, UNSPEC_SET_GOT_VERSION,
3400 UNSPEC_UPDATE_GOT_VERSION): Renumber.
3401 (sync_compare_and_swap<mode>): New expand for QI and HI modes.
3402 (compare_and_swap_12): New insn.
3403 * config/mips/mips-protos.h (mips_expand_compare_and_swap_12): Declare.
3404 * config/mips/mips.c (mips_force_binary): New function.
3405 (mips_emit_int_order_test, mips_expand_synci_loop): Use it.
3406 (mips_expand_compare_and_swap_12): New function.
3407 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP_12): New macro.
3409 2008-04-25 Jan Hubicka <jh@suse.cz>
3412 * cfgexpand.c (pass_expand): Turn into RTL pass.
3413 * passes.c (execute_one_pass): Do pass typechecking after execution.
3414 * tree-pass.h (pass_expand): Turn into RTL pass.
3416 * function.h (struct rtl_data): Move here fields
3417 accesses_prior_frames, calls_eh_return, saves_all_registers,
3418 has_nonlocal_goto, has_asm_statement, is_thunk,
3419 all_throwers_are_sibcalls, limit_stack, profile, uses_const_pool,
3420 uses_pic_offset_table, uses_eh_lsda, tail_call_emit,
3421 arg_pointer_save_area_init from struct function; turn into bool.
3422 (struct function): Move
3423 calls_eh_return, saves_all_registers, has_nonlocal_goto,
3424 has_asm_statement, is_thunk, all_throwers_are_sibcalls, limit_stack,
3425 profile, uses_const_pool, uses_pic_offset_table, uses_eh_lsda,
3426 tail_call_emit, arg_pointer_save_area_init
3427 into struct rtl_data. Remove recursive_call_emit and gimplified flags.
3428 (current_function_returns_struct, current_function_returns_pcc_struct,
3429 current_function_calls_setjmp, current_function_calls_alloca,
3430 current_function_accesses_prior_frames,
3431 current_function_calls_eh_return, current_function_is_thunk,
3432 current_function_stdarg, current_function_profile,
3433 current_function_limit_stack, current_function_uses_pic_offset_table,
3434 current_function_uses_const_pool, current_function_has_nonlocal_label,
3435 current_function_saves_all_registers,
3436 current_function_has_nonlocal_goto,
3437 current_function_has_asm_statement): Remove accesor macros.
3438 * ra-conflict.c (global_conflicts): Update.
3439 * tree-tailcall.c (suitable_for_tail_opt_p): Update.
3440 (suitable_for_tail_call_opt_p): Update.
3441 * builtins.c (expand_builtin_return_addr): Update.
3442 (expand_builtin_setjmp_setup): Update.
3443 (expand_builtin_nonlocal_goto): Update.
3444 * final.c (final_start_function): Update.
3445 (profile_function): Update.
3446 (leaf_function_p): Update.
3447 (only_leaf_regs_used): Update.
3448 * df-scan.c (df_get_exit_block_use_set): Update.
3449 * dojump.c (clear_pending_stack_adjust): Update.
3450 * tree-stdarg.c (gate_optimize_stdarg): Update.
3451 * gimple-low.c (lower_function_body): Update.
3452 * global.c (compute_regsets): Update.
3453 (global_alloc): Update.
3454 * dwarf2out.c (dwarf2out_begin_prologue): Update.
3455 * expr.c (expand_assignment): Update.
3456 * dse.c (dse_step0): Update.
3457 (dse_step1): Update.
3458 * c-decl.c (store_parm_decls): Update.
3459 * local-alloc.c (combine_regs): Update.
3460 (find_free_reg): Update.
3461 * function.c (assign_parms_augmented_arg_list): Update.
3462 (assign_parm_find_data_types): Update.
3463 (assign_parms): Update.
3464 (allocate_struct_function): Update.
3465 (expand_function_start): Update.
3466 (expand_function_end): Update.
3467 (get_arg_pointer_save_area): Update.
3468 (thread_prologue_and_epilogue_insns): Update.
3469 (rest_of_match_asm_constraints): Update.
3470 * stor-layout.c (variable_size): Update.
3471 * gcse.c (gcse_main): Update.
3472 (bypass_jumps): Update.
3473 * gimplify.c (gimplify_function_tree): Update.
3474 * calls.c (emit_call_1): Update.
3475 (expand_call): Update.
3476 * bt-load.c (compute_defs_uses_and_gen): Update.
3477 * except.c (sjlj_assign_call_site_values): Update.
3478 (sjlj_emit_function_enter): Update.
3479 (can_throw_external): Update.
3480 (set_nothrow_function_flags): Update.
3481 (expand_builtin_unwind_init): Update.
3482 (expand_eh_return): Update.
3483 (convert_to_eh_region_ranges): Update.
3484 (output_function_exception_table): Update.
3485 * emit-rtl.c (gen_tmp_stack_mem): Update.
3486 * cfgexpand.c (expand_used_vars): Update.
3487 (tree_expand_cfg): Update.
3488 * cfgcleanup.c (rest_of_handle_jump): Update.
3489 * explow.c (allocate_dynamic_stack_space): Update.
3490 * varasm.c (assemble_start_function): Update.
3491 (force_const_mem): Update.
3492 (mark_constant_pool): Update.
3493 * tree-optimize.c (tree_rest_of_compilation): Update.
3494 * stack-ptr-mod.c (notice_stack_pointer_modification): Update.
3495 * tree-cfg.c (notice_special_calls): Update.
3496 (is_ctrl_altering_stmt): Update.
3497 (tree_can_make_abnormal_goto): Update.
3498 (tree_purge_dead_abnormal_call_edges): Update.
3499 * config/alpha/predicates.md: Update.
3500 * config/alpha/alpha.c (alpha_sa_mask): Update.
3501 (alpha_sa_size): Update.
3502 (alpha_does_function_need_gp): Update.
3503 (alpha_expand_prologue): Update.
3504 (alpha_start_function): Update.
3505 (alpha_output_function_end_prologue): Update.
3506 (alpha_expand_epilogue): Update.
3507 * config/frv/frv.c (frv_stack_info): Update.
3508 (frv_expand_epilogue): Update.
3509 * config/s390/s390.c (s390_regs_ever_clobbered): Update.
3510 (s390_register_info): Update.
3511 (s390_frame_info): Update.
3512 (s390_init_frame_layout): Update.
3513 (s390_can_eliminate): Update.
3514 (save_gprs): Update.
3515 * config/spu/spu.c (spu_split_immediate): Update.
3516 (need_to_save_reg): Update.
3517 (spu_expand_prologue): Update.
3518 (spu_expand_epilogue): Update.
3519 * config/sparc/sparc.md: Update.
3520 * config/sparc/sparc.c (eligible_for_return_delay): Update.
3521 (sparc_tls_got): Update.
3522 (legitimize_pic_address): Update.
3523 (sparc_emit_call_insn): Update.
3524 (sparc_expand_prologue): Update.
3525 (output_return): Update.
3526 (print_operand): Update.
3527 (sparc_function_ok_for_sibcall): Update.
3528 * config/sparc/sparc.h (EXIT_IGNORE_STACK): Update.
3529 * config/m32r/m32r.md: Update.
3530 * config/m32r/m32r.c (MUST_SAVE_RETURN_ADDR): Update.
3531 (m32r_compute_frame_size): Update.
3532 (m32r_expand_prologue): Update.
3533 (m32r_expand_epilogue): Update.
3534 (m32r_legitimize_pic_address): Update.
3535 * config/m32r/m32r.h (FRAME_POINTER_REQUIRED): Update.
3536 * config/i386/linux.h (SUBTARGET_FRAME_POINTER_REQUIRED): Update.
3537 * config/i386/i386.c (ix86_frame_pointer_required): Update.
3539 (ix86_save_reg): Update.
3540 (ix86_compute_frame_layout): Update.
3541 (ix86_expand_prologue): Update.
3542 (ix86_expand_epilogue): Update.
3543 * config/sh/sh.c (output_stack_adjust): Update.
3544 (calc_live_regs): Update.
3545 (sh5_schedule_saves): Update.
3546 (sh_expand_prologue): Update.
3547 (sh_expand_epilogue): Update.
3548 (sh_setup_incoming_varargs): Update.
3549 (sh_allocate_initial_value): Update.
3550 (sh_get_pr_initial_val): Update.
3551 * config/sh/sh.h (SHMEDIA_REGS_STACK_ADJUST): Update.
3552 * config/sh/sh.md (label:): Update.
3553 * config/avr/avr.c (out_movhi_mr_r): Update.
3554 * config/crx/crx.h (enum): Update.
3555 * config/xtensa/xtensa.h (along): Update.
3556 * config/stormy16/stormy16.c Update.
3557 (xstormy16_compute_stack_layout): Update.
3558 * config/fr30/fr30.c (MUST_SAVE_RETURN_POINTER): Update.
3559 (fr30_expand_prologue): Update.
3560 * config/cris/cris.c (cris_conditional_register_usage): Update.
3561 (cris_reg_saved_in_regsave_area): Update.
3562 (cris_initial_frame_pointer_offset): Update.
3563 (cris_simple_epilogue): Update.
3564 (cris_expand_prologue): Update.
3565 (cris_expand_epilogue): Update.
3566 (cris_expand_pic_call_address): Update.
3567 (cris_asm_output_symbol_ref): Update.
3568 (cris_asm_output_label_ref): Update.
3569 * config/cris/cris.md Update.
3570 * config/iq2000/iq2000.c (compute_frame_size): Update.
3571 (iq2000_expand_epilogue): Update.
3572 * config/mt/mt.h (save_direction): Update.
3573 * config/mn10300/mn10300.c (mn10300_function_value): Update.
3574 * config/ia64/ia64.c (ia64_compute_frame_size): Update.
3575 (ia64_secondary_reload_class): Update.
3576 * config/m68k/m68k.c (m68k_save_reg): Update.
3577 (m68k_expand_prologue): Update.
3578 (m68k_expand_epilogue): Update.
3579 (legitimize_pic_address): Update.
3580 * config/rs6000/rs6000.c (rs6000_got_register): Update.
3581 (first_reg_to_save): Update.
3582 (first_altivec_reg_to_save): Update.
3583 (compute_vrsave_mask): Update.
3584 (compute_save_world_info): Update.
3585 (rs6000_stack_info): Update.
3586 (spe_func_has_64bit_regs_p): Update.
3587 (rs6000_ra_ever_killed): Update.
3588 (rs6000_emit_eh_reg_restore): Update.
3589 (rs6000_emit_allocate_stack): Update.
3590 (rs6000_emit_prologue): Update.
3591 (rs6000_emit_epilogue): Update.
3592 (rs6000_output_function_epilogue): Update.
3593 (output_profile_hook): Update.
3594 (rs6000_elf_declare_function_name): Update.
3595 * config/rs6000/rs6000.h (rs6000_args): Update.
3596 * config/rs6000/rs6000.md: Update.
3597 * config/mcore/mcore.c (mcore_expand_prolog): Update.
3598 * config/arc/arc.c (arc_output_function_epilogue): Update.
3599 * config/arc/arc.h (FRAME_POINTER_REQUIRED): Update.
3600 * config/darwin.c (machopic_function_base_name): Update.
3601 * config/score/score3.c (score3_compute_frame_size): Update.
3604 (score3_epilogue): Update.
3605 * config/score/score7.c (score7_compute_frame_size): Update.
3606 (score7_prologue): Update.
3607 (score7_epilogue): Update.
3608 * config/score/score.h (FRAME_POINTER_REQUIRED): Update.
3609 * config/arm/linux-elf.h (SUBTARGET_FRAME_POINTER_REQUIRED): Update.
3610 * config/arm/arm.c (use_return_insn): Update.
3611 (require_pic_register): Update.
3612 (arm_load_pic_register): Update.
3613 (arm_compute_save_reg0_reg12_mask): Update.
3614 (arm_compute_save_reg_mask): Update.
3615 (thumb1_compute_save_reg_mask): Update.
3616 (output_return_instruction): Update.
3617 (arm_output_function_prologue): Update.
3618 (arm_output_epilogue): Update.
3619 (arm_get_frame_offsets): Update.
3620 (arm_expand_prologue): Update.
3621 (thumb_pushpop): Update.
3622 (thumb_exit): Update.
3623 (thumb1_expand_prologue): Update.
3624 (thumb1_expand_epilogue): Update.
3625 (arm_unwind_emit): Update.
3626 (arm_output_fn_unwind): Update.
3627 * config/arm/arm.h (FRAME_POINTER_REQUIRED): Update.
3628 * config/arm/arm.md: Update.
3629 * config/pa/pa.md: Update.
3630 * config/pa/pa.c (legitimize_pic_address): Update.
3631 (compute_frame_size): Update.
3632 (hppa_expand_prologue): Update.
3633 (hppa_expand_epilogue): Update.
3634 (borx_reg_operand): Update.
3635 * config/pa/pa.h (FRAME_POINTER_REQUIRED): Update.
3636 (HARD_REGNO_RENAME_OK): Update.
3637 * config/mips/mips.c (mips_global_pointer): Update.
3638 (mips_save_reg_p): Update.
3639 (mips_compute_frame_info): Update.
3640 (mips_frame_pointer_required): Update.
3641 (mips_expand_prologue): Update.
3642 (mips_expand_epilogue): Update.
3643 (mips_can_use_return_insn): Update.
3644 (mips_reorg_process_insns): Update.
3645 * config/v850/v850.c (compute_register_save_size): Update.
3646 * config/mmix/mmix.h (FRAME_POINTER_REQUIRED): Update.
3647 * config/mmix/mmix.c (along): Update.
3648 (mmix_expand_epilogue): Update.
3649 * config/bfin/bfin.c (legitimize_pic_address): Update.
3650 (must_save_p): Update.
3651 (stack_frame_needed_p): Update.
3652 (add_to_reg): Update.
3653 (bfin_expand_prologue): Update.
3654 * stmt.c (expand_asm_operands): Update.
3655 * reload1.c (reload): Update.
3656 (init_elim_table): Update.
3658 2008-04-25 Bob Wilson <bob.wilson@acm.org>
3660 * optabs.c (expand_float): Fix REG_EQUAL for UNSIGNED_FLOAT libcall.
3662 2008-04-25 H.J. Lu <hongjiu.lu@intel.com>
3664 * config/i386/sse.md (mov<mode>): Replace SSEMODEI with SSEMODE.
3665 (*mov<mode>_internal): Likewise. Support V4SF and V2DF.
3666 (mov<mode>): Removed.
3667 (*movv4sf_internal): Likewise.
3668 (*movv2df_internal): Likewise.
3670 2008-04-25 Pompapathi V Gadad <Pompapathi.V.Gadad@nsc.com>
3672 * config.gcc (crx-*-elf): Remove deprecation.
3674 2008-04-25 Danny Smith <dannysmith@users.sourceforge.net>
3676 * config/i386/cygming-crtend.c (register_frame_ctor): Register
3677 __gcc_deregister_frame with atexit.
3678 (deregister_frame_dtor): Remove.
3680 2008-04-24 Nathan Froyd <froydnj@codesourcery.com>
3681 Nathan Sidwell <nathan@codesourcery.com>
3683 * config/rs6000/rs6000.opt (mspe): Remove Var property.
3685 * config/rs6000/rs6000.h (rs6000_spe): Declare.
3686 (rs6000_isel): Likewise.
3687 * config/rs6000/rs6000.c (rs6000_spe): New variable.
3688 (rs6000_isel): New variable.
3689 (rs6000_handle_option): Handle OPT_mspe and OPT_misel.
3691 2008-04-24 Jakub Jelinek <jakub@redhat.com>
3694 * c-common.c (handle_vector_size_attribute): Call
3695 lang_hooks.types.reconstruct_complex_type instead of
3696 reconstruct_complex_type.
3697 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Likewise.
3698 * config/spu/spu.c (spu_handle_vector_attribute): Likewise.
3699 * langhooks.h (struct lang_hooks_for_types): Add
3700 reconstruct_complex_type hook.
3701 * langhooks-def.h (LANG_HOOKS_RECONSTRUCT_COMPLEX_TYPE): Define.
3702 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add it.
3704 2008-04-24 Richard Guenther <rguenther@suse.de>
3706 * c-common.h (check_builtin_function_arguments): Declare.
3707 * c-common.c (validate_nargs): New function.
3708 (check_builtin_function_arguments): Likewise.
3709 * c-typeck.c (build_function_call): Call
3710 check_builtin_function_arguments.
3711 * builtins.c (fold_builtin_classify): Remove error reporting code.
3712 (fold_builtin_unordered_cmp): Likewise.
3713 (fold_builtin_1): Likewise.
3714 (fold_builtin_n): Likewise.
3716 2008-04-24 Jakub Jelinek <jakub@redhat.com>
3718 PR tree-optimization/36008
3719 * fold-const.c (try_move_mult_to_index): If s == NULL, divide
3720 the original op1, rather than delta by step.
3722 2008-04-22 Antoniu Pop <antoniu.pop@gmail.com>
3723 Sebastian Pop <sebastian.pop@amd.com>
3725 * tree-parloops.c (take_address_of, eliminate_local_variables_1,
3726 eliminate_local_variables_stmt, eliminate_local_variables,
3727 separate_decls_in_loop_name, separate_decls_in_loop_stmt,
3728 separate_decls_in_loop, gen_parallel_loop): Make them work on a region
3729 of code delimited by two edges in the CFG.
3730 (separate_decls_in_loop_name): Renamed separate_decls_in_region_name.
3731 (separate_decls_in_loop_stmt): Renamed separate_decls_in_region_stmt.
3732 (separate_decls_in_loop): Renamed separate_decls_in_region. Isolate
3733 the case of parallelisation of reductions.
3734 (expr_invariant_in_region_p): New.
3736 * tree-flow.h (gather_blocks_in_sese_region): Declared.
3737 * tree-cfg.c (gather_blocks_in_sese_region): Extern.
3739 2008-04-24 Ira Rosen <irar@il.ibm.com>
3740 Richard Guenther <rguenther@suse.de>
3742 PR tree-optimization/36034
3743 * tree-vect-analyze.c (vect_analyze_group_access): SLP is
3744 incapable of dealing with loads with gaps.
3746 2008-04-24 Rafael Espindola <espindola@google.com>
3748 * tree-flow.h (vrp_evaluate_conditional): Change signature.
3749 * tree-ssa-propagate.c (fold_predicate_in): Update call to
3750 vrp_evaluate_conditional.
3751 * tree-vrp.c (vrp_evaluate_conditional_warnv): Remove.
3752 (vrp_evaluate_conditional): Split the cond argument.
3753 (vrp_visit_cond_stmt): Use vrp_evaluate_conditional_warnv_with_ops.
3754 (simplify_stmt_for_jump_threading): Update call to
3755 vrp_evaluate_conditional.
3757 2008-04-24 Ira Rosen <irar@il.ibm.com>
3759 PR tree-optimization/35982
3760 * tree-vect-analyze.c (vect_check_interleaving): Check that the
3761 interleaved data-refs are of the same type.
3763 2008-04-24 Danny Smith <dannysmith@users.net>
3765 * c-format.c (check_format_info_main): Use strncmp rather than a
3766 magic prefix to handle multichar length specs.
3767 * config/i386/msformat-c.c (format_length_info ms_printf_length_specs):
3768 Don't prefix "I64" and "I32" with '\0'.
3770 2008-04-24 Jakub Jelinek <jakub@redhat.com>
3773 * config/i386/i386.c (init_cumulative_args): Don't pass anything
3774 in registers for -m32 only if stdarg_p (fntype).
3776 2008-04-24 Uros Bizjak <ubizjak@gmail.com>
3778 PR rtl-optimization/36006
3779 * expmed.c (store_fixed_bit_field): Copy op0 rtx before moving
3780 temp to op0 in order to avoid invalid rtx sharing.
3782 2008-04-23 Paolo Bonzini <bonzini@gnu.org>
3784 * tree-cfg.c (verify_expr): Check with is_gimple_address. Don't
3785 check TREE_INVARIANT.
3786 * tree-gimple.c (is_gimple_address): New.
3787 (is_gimple_invariant_address): Simplify using decl_address_invariant_p.
3788 * tree-gimple.h (is_gimple_address): New.
3789 * tree.h (decl_address_invariant_p): New.
3790 * tree.c (make_node_stat): Don't set TREE_INVARIANT.
3791 (build_string): Likewise.
3792 (decl_address_invariant_p): New, from is_gimple_invariant_address.
3793 (tree_invariant_p_1): Likewise.
3794 (save_expr): Use it.
3795 (tree_invariant_p): New.
3796 (skip_simple_arithmetic): Use it.
3797 (stabilize_reference_1): Use it.
3798 (recompute_tree_invariant_for_addr_expr): Don't update TREE_INVARIANT,
3800 (build1_stat): Drop code to compute TREE_INVARIANT.
3801 (build2_stat): Drop code to compute TREE_INVARIANT.
3802 (build3_stat): Drop code to compute TREE_INVARIANT.
3803 (build4_stat): Drop code to compute TREE_INVARIANT.
3804 (build5_stat): Drop code to compute TREE_INVARIANT.
3805 (build7_stat): Drop code to compute TREE_INVARIANT.
3806 (merge_dllimport_decl_attributes): Don't mention TREE_INVARIANT.
3807 * tree.h (struct tree_base): Remove invariant_flag.
3808 (TREE_INVARIANT): Remove.
3809 * builtins.c (build_string_literal): Don't set TREE_INVARIANT.
3810 (fold_builtin_expect): Check TREE_CONSTANT.
3811 * tree-ssa-ccp.c (fold_stmt_r): Adjust comment.
3812 * c-tree.h (c_expr_to_decl): Drop third parameter.
3813 * c-typeck.c (build_external_ref): Don't set TREE_INVARIANT.
3814 (build_c_cast): Don't set TREE_INVARIANT.
3815 (pop_init_level): Don't set TREE_INVARIANT.
3816 (c_objc_common_truthvalue_conversion): Don't set TREE_INVARIANT.
3817 * gimplify.c (gimplify_init_ctor_preeval): Add assertion, test
3819 (gimplify_init_constructor): Don't set TREE_INVARIANT.
3820 (gimplify_addr_expr): Adjust comment.
3821 * tree-mudflap.c (mf_build_string):
3822 * print-tree.c (print_node): Don't print TREE_INVARIANT.
3823 * tree-nested.c (convert_nonlocal_reference): Adjust comment.
3824 * c-common.c (fix_string_type): Don't set TREE_INVARIANT.
3825 * langhooks-def.h (lhd_expr_to_decl): Drop third parameter.
3826 * langhooks.c (lhd_expr_to_decl): Drop third parameter.
3827 * langhooks.h (struct lang_hooks): Drop third parameter from
3830 2008-04-23 Richard Guenther <rguenther@suse.de>
3832 PR tree-optimization/27799
3833 PR tree-optimization/32921
3834 PR tree-optimization/32624
3835 * tree-ssa-structalias.c (merge_smts_into): Only merge the
3836 SMTs aliases and the tag itself into the solution.
3837 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): Do not
3838 merge the points-to solution back into the SMT aliases.
3839 (may_alias_p): Use alias_set_subset_of instead of
3840 aliases_conflict_p. A pointer which points to
3841 memory with alias set zero may access any variable.
3843 2008-04-23 Richard Guenther <rguenther@suse.de>
3845 * alias.c (alias_set_subset_of): Correctly handle asking
3846 if zero is a subset of an alias set with zero child.
3847 * tree-ssa-alias.c (have_common_aliases_p): Simplify logic.
3848 (compute_flow_insensitive_aliasing): Correctly walk all
3849 pointers. Do not unnecessarily union sets.
3851 2008-04-23 Richard Guenther <rguenther@suse.de>
3854 * c-common.c (handle_alloc_size_attribute): Use type_num_arguments.
3856 2008-04-22 Tomas Bily <tbily@suse.cz>
3858 * tree-cfg.c (verify_expr): Check for NON_LVALUE_EXPR as
3860 * tree-vrp.c (extract_range_from_unary_expr): Removed unused
3862 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Likewise.
3863 * tree-ssa-structalias.c (get_constraint_for): Likewise.
3864 * tree-inline.c (estimate_num_insns_1): Likewise.
3865 * varasm.c (const_hash_1, compare_constant, copy_constant)
3866 (compute_reloc_for_constant, output_addressed_constants): Likewise.
3867 * emit-rtl.c (component_ref_for_mem_expr)
3868 (set_mem_attributes_minus_bitpos): Likewise.
3869 * expr.c (highest_pow2_factor, expand_expr_real_1, )
3870 (is_aligning_offset): Likewise.
3871 * dwarf2out.c (loc_descriptor_from_tree_1, add_bound_info): Likewise.
3872 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Likewise.
3873 * dojump.c (do_jump): Likewise.
3874 * builtins.c (get_pointer_alignment, get_memory_rtx)
3875 (integer_valued_real_p, fold_builtin_next_arg): Likewise.
3876 * tree-scalar-evolution.c (instantiate_parameters_1): Likewise.
3878 2008-04-23 Jakub Jelinek <jakub@redhat.com>
3880 PR rtl-optimization/36017
3881 * builtins.c (expand_errno_check): Clear CALL_EXPR_TAILCALL before
3882 expanding the library call.
3884 2008-04-22 Ian Lance Taylor <iant@google.com>
3886 * fold-const.c (pointer_may_wrap_p): Call int_size_in_bytes rather
3889 2008-04-22 Pat Haugen <pthaugen@us.ibm.com>
3891 * config/rs6000/rs6000.c (rs6000_register_move_cost): Increase cost
3892 of LR/CTR moves for Power6.
3894 2008-04-22 Kenneth Zadeck <zadeck@naturalbridge.com>
3897 * passes.c (init_optimization_passes): Remove
3898 pass_fast_rtl_byte_dce.
3900 2008-04-22 Uros Bizjak <ubizjak@gmail.com>
3903 * config/i386/xmmintrin.h (_mm_cvtpi16_ps): Rearrange calls to
3904 builtin functions to generate faster code.
3905 (_mm_cvtpu16_ps): Ditto.
3906 (_mm_cvtpi32x2_ps): Ditto.
3908 2008-04-22 Nick Clifton <nickc@redhat.com>
3910 * common.opt (ftree-loop-distribution): Add Optimization
3913 * config/frv/frv.c (frv_stack_info): Use crtl instead of cfun.
3914 (frv_expand_builtin_va_start): Likewise.
3916 * config/arm/arm.c (thumb_find_work_register): Fix location of
3917 argument register count.
3919 2008-04-22 Maxim Kuvyrkov <maxim@codesourcery.com>
3921 Support scheduling for ColdFire V1 and V3 microarchitecture.
3922 Improve scheduling of multiplication instructions.
3924 * config/m68k/m68k.md (cpu): Add cfv1 and cfv3. Rename cf_v2 to cfv1.
3925 (mac): New instruction attribute.
3926 * config/m68k/m68k.c (override_options): Handle cfv1, cfv3 and mac.
3927 (m68k_sched_mac): New variable.
3928 (m68k_sched_attr_type2, m68k_sched_md_init_global): Update.
3929 Handle cfv1 and cfv3.
3930 (max_insn_size): New static variable.
3931 (struct _sched_ib): New type.
3932 (sched_ib): New static variable.
3933 (sched_ib_size, sched_ib_filled, sched_ib_insn): Convert variables
3934 to fields of 'struct _sched_ib sched_ib'. Update all uses.
3935 (m68k_sched_variable_issue): Add modeling of cfv3 instruction buffer.
3937 (m68k_sched_md_init_global, m68k_sched_md_finish_global,
3938 m68k_sched_md_init, m68k_sched_md_finish): Handle cfv1 and cfv3. Init
3939 new variables. Update.
3940 (m68k_sched_dfa_pre_advance_cycle, m68k_sched_dfa_post_advance_cycle):
3941 Add modeling of cfv3 instruction buffer. Update.
3942 * config/m68k/m68k-protos.h (m68k_sched_mac): Declare.
3943 * config/m68k/m68k.h (TUNE_CFV3): New macro.
3944 * config/m68k/cf.md: Change substrings 'cf_v2' to 'cfv12' or 'cfv123'.
3945 (cf_* reservations): Rename to cfv12 or cfv123 to indicate cores
3946 a particular reservation applies to.
3947 (type2): Reorganize attribute values. Rename alu to alu_reg,
3948 alu_l to alu, move_l to omove. Join move to alu. Split mul
3950 (cf_ib_*): Simplify description of instruction buffer.
3951 (cf_ib_w0, cf_ib_w4, cf_ib_w5, cf_ib_w6): Remove.
3952 (cf_mem): Split into cf_mem1 and cf_mem2.
3953 (cf_v2_move_??): Rename to cfv12_alu_??.
3954 (cf_v2_move_l_??): Rename to cfv12_omove_??.
3955 (cf_v2_mul_??): Remove reservations.
3956 (cfv12_mul_l_??, cfv12_mul_w_??, cfv12_mac_w_??, cfv12_mac_l_??,
3957 cfv12_emac_??, cfv12_emac_w_i0): New reservations.
3958 (cfv12_rts, cfv12_call, cfv12_bcc, cfv12_bra, cfv12_jmp): Move to
3960 (cfv3_alu_10, cfv3_omove_10, cfv3_alu_i0, cfv3_omove_i0, cfv3_alu_01,
3961 cfv3_alu_0i, cfv3_alu_11, cfv3_omove_11, cfv3_alu_i1, cfv3_omove_i1,
3962 cfv3_alu_1i, cfv3_omove_1i, cfv3_pea_11, cfv3_pea_i1, cfv3_mul_w_10,
3963 cfv3_mul_l_10, cfv3_mul_w_i0, cfv3_mac_w_10, cfv3_mac_l_10,
3964 cfv3_mac_w_i0, cfv3_emac_10, cfv3_emac_w_i0, cfv3_rts, cfv3_call,
3965 cfv3_bcc, cfv3_bra, cfv3_jmp): New reservations.
3966 (cfv3_*_1, cfv3_*_2, cfv3_*_3): New instruction reservations that are
3967 expansions of the above reservations for instructions of sizes
3970 2008-04-22 Maxim Kuvyrkov <maxim@codesourcery.com>
3972 * rtl-factoring.c (collect_patterns_seqs): Handle CC0 targets.
3974 2008-04-21 Adam Nemet <anemet@caviumnetworks.com>
3976 * coverage.c: Include tree-pass.h.
3977 (coverage_counter_alloc): Print da_file_name to the dump file.
3979 2008-04-21 Kenneth Zadeck <zadeck@naturalbridge.com>
3981 * sbitmap.c (sbitmap_range_empty_p): New function.
3982 * sbitmap.h (sbitmap_range_empty_p): New function.
3983 * bitmap.h: Now includes obstack.h.
3985 2008-04-21 Richard Sandiford <rsandifo@nildram.co.uk>
3986 Kenneth Zadeck <zadeck@naturalbridge.com>
3988 * dbgcnt.def (ra_byte_scan): Added.
3989 * dbgcnt.c (dbg_cnt): Added code to print message to dump_file
3990 when the last hit happens for a counter.
3991 * timevar.def (TV_DF_BYTE_LR): New variable.
3992 * tree-pass.h (pass_fast_rtl_byte_dce): New pass.
3993 * passes.c (pass_fast_rtl_byte_dce): New pass.
3994 * fwprop.c (update_df): Added mode to call df_ref_create.
3995 Renamed DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
3996 DF_REF_EXTRACT_OFFSET.
3997 * df.h (DF_BYTE_LR, DF_BYTE_LR_BB_INFO, DF_BYTE_LR_IN,
3998 DF_BYTE_LR_OUT, df_byte_lr): New macro.
4000 (df_ref_extract): Added mode field.
4001 (DF_REF_WIDTH, DF_REF_OFFSET) Renamed to DF_REF_EXTRACT_WIDTH and
4002 DF_REF_EXTRACT_OFFSET.
4003 (DF_REF_EXTRACT_MODE): New macro.
4004 (df_byte_lr_bb_info): New structure.
4005 (df_print_byte_regset, df_compute_accessed_bytes,
4006 df_byte_lr_add_problem, df_byte_lr_get_regno_start,
4007 df_byte_lr_get_regno_len, df_byte_lr_simulate_defs,
4008 df_byte_lr_simulate_uses,
4009 df_byte_lr_simulate_artificial_refs_at_top,
4010 df_byte_lr_simulate_artificial_refs_at_end,
4011 df_compute_accessed_bytes): New function.
4012 (df_ref_create): Add parameter.
4013 (df_byte_lr_get_bb_info): New inline function.
4014 * df-scan.c (df_ref_record, df_uses_record,
4015 df_ref_create_structure): Added mode parameter.
4016 (df_ref_create, df_notes_rescan, df_ref_record, df_def_record_1,
4017 df_defs_record, df_uses_record, df_get_conditional_uses,
4018 df_get_call_refs, df_insn_refs_collect, df_bb_refs_collect,
4019 df_entry_block_defs_collect, df_exit_block_uses_collect):
4020 Added mode parameter to calls to df_ref_record, df_uses_record,
4021 df_ref_create_structure.
4022 (df_ref_equal_p, df_ref_compare): Added test for modes.
4023 (df_ref_create_structure): Added code to set mode. Renamed
4024 DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
4025 DF_REF_EXTRACT_OFFSET.
4026 * df-core.c (df_print_byte_regset): New function.
4027 * df-byte-scan.c: New file.
4028 * df-problems.c (df_rd_transfer_function): Removed unnecessary
4029 calls to BITMAP_FREE.
4030 (df_byte_lr_problem_data, df_problem problem_BYTE_LR): New structure.
4031 (df_byte_lr_get_regno_start, df_byte_lr_get_regno_len,
4032 df_byte_lr_set_bb_info, df_byte_lr_free_bb_info,
4033 df_byte_lr_check_regs, df_byte_lr_expand_bitmap,
4034 df_byte_lr_alloc, df_byte_lr_reset, df_byte_lr_bb_local_compute,
4035 df_byte_lr_local_compute, df_byte_lr_init,
4036 df_byte_lr_confluence_0, df_byte_lr_confluence_n,
4037 df_byte_lr_transfer_function, df_byte_lr_free,
4038 df_byte_lr_top_dump, df_byte_lr_bottom_dump,
4039 df_byte_lr_add_problem, df_byte_lr_simulate_defs,
4040 df_byte_lr_simulate_uses,
4041 df_byte_lr_simulate_artificial_refs_at_top,
4042 df_byte_lr_simulate_artificial_refs_at_end): New function.
4043 * dce.c (byte_dce_process_block): New function.
4044 (dce_process_block): au is now passed in rather than computed
4045 locally. Changed loops that look at artificial defs to not look
4046 for conditional or partial ones, because there never are any.
4047 (fast_dce): Now is able to drive byte_dce_process_block or
4048 dce_process_block depending on the kind of dce being done.
4049 (rest_of_handle_fast_dce): Add parameter to fast_dce.
4050 (rest_of_handle_fast_byte_dce): New function.
4051 (rtl_opt_pass pass_fast_rtl_byte_dce): New pass.
4052 * Makefile.in (df-byte-scan.o, debugcnt.o): Added dependencies.
4054 2008-04-21 Daniel Franke <franke.daniel@gmail.com>
4057 * gcc.h: Added fortran options that take arguments to
4058 DEFAULT_SWITCH_TAKES_ARG and DEFAULT_WORD_SWITCH_TAKES_ARG
4061 2008-04-20 Eric Botcazou <ebotcazou@adacore.com>
4063 * tree-sra.c (sra_walk_expr) <VIEW_CONVERT_EXPR>: Disable
4064 scalarization if on the LHS and not a full access.
4066 2008-04-20 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4068 * Makefile.in (s-gtyp-input): Remove tmp-gi.list before writing it.
4070 2008-04-18 Rafael Espindola <espindola@google.com>
4072 * tree-vrp.c (find_case_label_index): Fix the binary search.
4073 (find_case_label_range): New.
4074 (vrp_visit_switch_stmt): Use find_case_label_range.
4075 (simplify_switch_using_ranges): Use find_case_label_range.
4077 2008-04-18 Eric Botcazou <ebotcazou@adacore.com>
4079 * gimplify.c (gimplify_modify_expr_rhs) <COND_EXPR>: Gimplify the LHS
4080 using the is_gimple_lvalue predicate instead of is_gimple_min_lval.
4082 2008-04-18 Tom Tromey <tromey@redhat.com>
4085 * doc/cpp.texi (Implementation-defined behavior): Mention
4088 2008-04-18 Ian Lance Taylor <iant@google.com>
4090 * fold-const.c (pointer_may_wrap_p): New static function.
4091 (fold_comparison): Add another test for pointer overflow. Use
4092 pointer_may_wrap_p to disable some false positives.
4094 2008-04-18 Kris Van Hees <kris.van.hees@oracle.com>
4096 * c-common.c (CHAR16_TYPE, CHAR32_TYPE): New macros.
4097 (fname_as_string): Match updated cpp_interpret_string prototype.
4098 (fix_string_type): Support char16_t* and char32_t*.
4099 (c_common_nodes_and_builtins): Add char16_t and char32_t (and
4100 derivative) nodes. Register as builtin if C++0x.
4101 (c_parse_error): Support CPP_CHAR{16,32}.
4102 * c-common.h (RID_CHAR16, RID_CHAR32): New elements.
4103 (enum c_tree_index) <CTI_CHAR16_TYPE, CTI_SIGNED_CHAR16_TYPE,
4104 CTI_UNSIGNED_CHAR16_TYPE, CTI_CHAR32_TYPE, CTI_SIGNED_CHAR32_TYPE,
4105 CTI_UNSIGNED_CHAR32_TYPE, CTI_CHAR16_ARRAY_TYPE,
4106 CTI_CHAR32_ARRAY_TYPE>: New elements.
4107 (char16_type_node, signed_char16_type_node, unsigned_char16_type_node,
4108 char32_type_node, signed_char32_type_node, char16_array_type_node,
4109 char32_array_type_node): New defines.
4110 * c-lex.c (cb_ident): Match updated cpp_interpret_string prototype.
4111 (c_lex_with_flags): Support CPP_CHAR{16,32} and CPP_STRING{16,32}.
4112 (lex_string): Support CPP_STRING{16,32}, match updated
4113 cpp_interpret_string and cpp_interpret_string_notranslate prototypes.
4114 (lex_charconst): Support CPP_CHAR{16,32}.
4115 * c-parser.c (c_parser_postfix_expression): Support CPP_CHAR{16,32}
4116 and CPP_STRING{16,32}.
4118 2008-04-18 Paolo Bonzini <bonzini@gnu.org>
4121 * aclocal.m4: Regenerate.
4122 * configure: Regenerate.
4124 2008-04-18 Jan Hubicka <jh@suse.cz>
4126 * except.c (dw2_size_of_call_site_table,
4127 sjlj_size_of_call_site_table): Use vector API for call_site_record.
4129 * cgraphbuild.c (build_cgraph_edges): Update.
4130 * tree-pass.h: Update comment.
4131 * final.c (leaf_function_p): Update.
4132 (leaf_renumber_regs): Update.
4133 (rest_of_clean_state): Update.
4134 * omp-low.c (expand_omp_parallel): Update.
4135 * ipa-reference.c (analyze_function): Update.
4136 * reorg.c (find_end_label): Update.
4137 (optimize_skip): Update.
4138 (fill_simple_delay_slots): Update.
4139 (fill_simple_delay_slots): Update.
4140 (make_return_insns): Update.
4141 (dbr_schedule): Update.
4142 * gimple-low.c (record_vars_into): Update.
4143 * cfgbuild.c (make_edges): Update.
4144 * function.c (assign_stack_local): Update.
4145 (assign_parm_adjust_stack_rtl): Update.
4146 (locate_and_pad_parm): Update.
4147 (allocate_struct_function): Do not initialize stack_alignment_needed
4148 and preferred_stack_boundary here.
4149 (stack_protect_prologue): Update.
4150 (stack_protect_epilogue): Update.
4151 (expand_function_start): Initialize stack_alignment_needed,
4152 preferred_stack_boundary and max_jumptable_ents.
4153 (expand_function_end): Update.
4154 (free_after_compilation): Do not NULLify epilogue_delay_list.
4155 * function.h (struct rtl_data): Add stack_protect_guard,
4156 stack_alignment_needed,
4157 preferred_stack_boundary, epilogue_delay_list.
4158 (struct function): Remove value_histograms, stack_alignment_needed,
4159 preferred_stack_boundary, epilogue_delay_list, max_jumptable_ents,
4161 unexpanded_var_list, stack_protect_guard.
4162 (current_function_epilogue_delay_list): Remove.
4163 * ipa-type-escape.c (analyze_function): Update.
4164 * gimplify.c (pop_gimplify_context): Update comment.
4165 * calls.c (expand_call): Update.
4166 (emit_library_call_value_1): Update.
4167 * except.c (set_nothrow_function_flags): Update.
4168 * cfgexpand.c (get_decl_align_unit): Update.
4169 (create_stack_guard): Update.
4170 (estimated_stack_frame_size): Update.
4171 (expand_used_vars): Update.
4172 (tree_expand_cfg): Free histogram earliers, init expansion variables.
4173 * explow.c (allocate_dynamic_stack_space): Update.
4174 * tree-ssa-live.c (remove_unused_locals): Update.
4175 * varasm.c (mark_constant_pool): Update.
4176 * tree-inline.c (remap_decls): Update.
4177 (initialize_cfun): Update.
4178 (declare_return_variable): Update.
4179 (inline_forbidden_p): Update.
4180 (expand_call_inline): Update.
4181 (declare_inline_vars): Update.
4182 (tree_function_versioning): Update.
4183 * tree-flow.h (value_histograms): New.
4184 (VALUE_HISTOGRAMS): New macro.
4185 * basic-block.h (control_flow_graph): Add max_jumptable_ents,
4187 * tree-cfg.c (set_bb_for_stmt): Update.
4188 (replace_by_duplicate_decl): Update.
4189 (move_block_to_fn): Update.
4190 (new_label_mapper): Update.
4191 (dump_function_to_file): Update.
4192 * ipa-struct-reorg.c (build_data_structure): Update.
4193 * cfgrtl.c (print_rtl_with_bb): Update.
4194 * reload1.c (reload): Update.
4196 * config/i386/i386.c (setup_incoming_varargs_64,
4197 ix86_compute_frame_layout): Update.
4198 * config/arc/arc.c (arc_output_function_epilogue): Update.
4200 2008-04-18 Marius Strobl <marius@FreeBSD.org>
4202 * gthr-posix.h (__gthread_active_p): Use the Solaris implementation
4203 for FreeBSD as well.
4204 * gthr-posix95.h: Likewise.
4206 2008-04-17 Richard Sandiford <rsandifo@nildram.co.uk>
4208 PR rtl-optimization/35838
4209 * dse.c (find_shift_sequence): Use subreg_lowpart_offset to work
4210 out the byte offset of the first subreg.
4212 2008-04-17 Uros Bizjak <ubizjak@gmail.com>
4214 * config/i386/i386.md (addti3 splitter): Pass arrays of 3 operands
4215 to split_ti instead of three separate calls with single member arrays.
4216 (subti3 splitter): Ditto.
4217 (adddi3 splitter): Ditto with split_di.
4218 (subdi3 splitter): Ditto.
4219 (negti2 splitter): Pass arrays of 2 operands to split_ti instead of
4220 two separate calls with single member arrays. Swap match_dup
4221 operands 1 and 2 to better fit into the array.
4222 (negdi2 splitter): Ditto with split_di.
4223 (movdfcc splitter): Pass arrays of 2 operands to split_di instead of
4224 two separate calls with single member arrays. Swap match_dup operands
4225 6 and 7 to better fit into the array.
4227 2008-04-17 H.J. Lu <hongjiu.lu@intel.com>
4229 * config/i386/i386.c (sse_builtin_type): New.
4230 (bdesc_sse_args): Likewise.
4231 (bdesc_sse_3arg): Removed.
4232 (bdesc_2arg): Remove IX86_BUILTIN_AESKEYGENASSIST128.
4233 (bdesc_1arg): Remove IX86_BUILTIN_ROUNDPD and
4234 IX86_BUILTIN_ROUNDPS.
4235 (ix86_init_mmx_sse_builtins): Handle bdesc_sse_args. Remove
4236 bdesc_sse_3arg. Remove IX86_BUILTIN_ROUNDPD and
4237 IX86_BUILTIN_ROUNDPS.
4238 (ix86_expand_sse_4_operands_builtin): Removed.
4239 (ix86_expand_sse_operands_builtin): New.
4240 (ix86_expand_unop_builtin): Remove CODE_FOR_sse4_1_roundpd
4241 and CODE_FOR_sse4_1_roundps.
4242 (ix86_expand_builtin): Remove IX86_BUILTIN_AESKEYGENASSIST128.
4243 Handle bdesc_sse_args. Remove bdesc_sse_3arg.
4245 2008-04-17 Alan Modra <amodra@bigpond.net.au>
4248 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Restore vr and vrsave
4249 regs before frame pop when needed. If use_backchain_to_restore_sp
4250 then load backchain into a temp reg to restore vr and vrsave. Add
4251 code to restore vr after frame pop if possible.
4253 2008-04-17 Richard Guenther <rguenther@suse.de>
4255 * tree-vn.c (expressions_equal_p): Do not check type
4256 equality or compatibility before calling operand_equal_p.
4257 * fold-const.c (operand_equal_p): Check equivalence of
4258 integer constants before bailing out due to signedness or
4259 precision differences.
4260 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Ignore
4261 spurious differences in type qualification. Ignore types
4262 for COMPONENT_REFs at all.
4264 2008-04-17 Christian Bruel <christian.bruel@st.com>
4266 * config/sh/sh.c (expand_cbranchdi4): Use original operands for
4267 msw_skip comparison.
4269 2008-04-16 Jakub Jelinek <jakub@redhat.com>
4272 * tree-nrv.c (tree_nrv): Don't optimize if result_type is GIMPLE
4275 PR tree-optimization/35899
4276 * tree-inline.c (expand_call_inline): Use GIMPLE_STMT_OPERAND
4277 rather than TREE_OPERAND.
4279 2008-04-16 Uros Bizjak <ubizjak@gmail.com>
4282 * config/i386/i386.md (fmodxf3): Copy operand 1 and operand 2 into
4283 temporary registers. Change operand predicate to general_operand.
4284 (remainderxf3): Ditto.
4286 2008-04-16 Richard Guenther <rguenther@suse.de>
4288 * Makefile.in (tree-affine.o): Add $(FLAGS_H) dependency.
4289 * tree-affine.c (aff_combination_expand): Look through some
4292 2008-04-15 Doug Kwan <dougkwan@google.com>
4294 * dwarf2asm.c (dw2_assemble_integer): Cast to unsigned HOST_WIDE_INT
4296 * tree-pretty-print.c (dump_generic_node): Ditto.
4297 * final.c (output_addr_const): Ditto.
4298 * dwarf2out.c (output_cfi): Ditto.
4299 * c-pretty-print.c (pp_c_integer_constant): Ditto.
4300 * print-rtl.c (print_rtx): Ditto.
4301 * print-tree.c (print_node_brief, print_node): Ditto.
4302 * c-common.c (match_case_to_enum_1): Ditto.
4303 * sched-vis.c (print_value): Ditto.
4304 * config/i386/i386.c (print_operand): Cast to long unsigned int
4307 2008-04-15 Danny Smith <dannysmith@users.sourceforge.net>
4308 * libgcc2.c [L_trampoline]: Remove unnecessary prototype for
4309 MS Windows VirtualProtect function.
4311 2008-04-15 Jan Hubicka <jh@suse.cz>
4313 * gengtype.c (write_root): Param_is argument is OK.
4314 * expr.c (expand_expr_real_1): Update call of get_exception_*.
4315 * function.h: Include varray.h
4316 (rtl_eh): New stucture based on except.c one.
4317 (call_site_record): New forward declaration and vector type.
4318 * calls.c (emit_call_1): Do not call
4319 note_current_region_may_contain_throw.
4320 * except.c (eh_status): Remove cur_region, try_region since they are
4322 Move filter, exc_ptr, ttype_data, ehspec_data, action_record_data and
4323 exception_handler_label_map, ehr_stackadj, ehr_handler, ehr_label,
4324 sjlj_fc, sjlj_exit_after to rth_eh in function.h.
4325 Remove call_site_data_used, call_site_data_size.
4326 Turn call_site_record into vector in function.h.
4327 (note_current_region_may_contain_throw): Remove.
4328 (get_exception_pointer, get_exception_filter): Do not take struct
4329 function argument; update.
4330 (add_ehl_entry, find_exception_handler_labels, ehspec_filter_hash,
4331 add_ttypes_entry, add_ehspec_entry, assign_filter_values,
4332 build_post_landing_pads, dw2_build_landing_pads,
4333 sjlj_assign_call_site_values, sjlj_mark_call_sites,
4334 sjlj_emit_function_enter, sjlj_emit_function_enter,
4335 sjlj_emit_function_exit, sjlj_emit_dispatch_table,
4336 sjlj_build_landing_pads, finish_eh_generation,
4337 remove_exception_handler_label, remove_eh_handler,
4338 maybe_remove_eh_handler, add_reachable_handler,
4339 reachable_handlers, expand_builtin_eh_return, expand_eh_return,
4340 add_action_record, collect_one_action_chain, add_call_site,
4341 convert_to_eh_region_ranges, sjlj_size_of_call_site_table,
4342 sjlj_output_call_site_table, output_function_exception_table,
4343 * except.h (note_current_region_may_contain_throw): Remove
4344 (get_exception_pointer, get_exception_filter): Do not take struct
4346 * Makefile.in (GTFILES): Put varargs before struct function.
4348 2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
4350 * tree-ssa-structalias.c (get_constraint_for_component_ref): Do not
4351 punt for STRING_CST.
4352 (get_constraint_for): Deal with STRING_CST here instead.
4354 2008-04-15 Richard Guenther <rguenther@suse.de>
4356 * tree-ssa-propagate.c (substitute_and_fold): Substitute
4357 statements in a basic-block with a backward walk. Do not
4358 substitute into dead statements but instead remove those.
4360 2008-04-15 Richard Guenther <rguenther@suse.de>
4362 * params.def (PARAM_MAX_FIELDS_FOR_FIELD_SENSITIVE): Set default
4363 to zero, thus disable creation of SFTs.
4365 2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
4367 * tree-predcom.c (suitable_reference_p): Return false if the
4368 reference can throw.
4370 2008-04-15 Jakub Jelinek <jakub@redhat.com>
4373 * c-decl.c (finish_decl): If extern or static var has variable
4374 size, set TREE_TYPE (decl) to error_mark_node.
4376 2008-04-15 Rafael Espindola <espindola@google.com>
4378 * fold-const.c (tree_call_nonnegative_warnv_p): Remove local
4381 2008-04-15 Richard Guenther <rguenther@suse.de>
4383 * tree-ssa-sccvn.h (vn_reference_lookup): Adjust prototype.
4384 * tree-ssa-sccvn.c (vn_reference_lookup): New parameter maywalk.
4385 (visit_reference_op_load): Do walk vuse-vdef chains on
4386 vn_reference_lookup.
4387 (visit_reference_op_store): But do not here.
4388 * tree-vn.c (vn_lookup): Do not walk vuse-vdef chains on
4389 vn_reference_lookup.
4390 (vn_lookup_with_vuses): But do so here.
4392 2008-04-14 Ian Lance Taylor <iant@google.com>
4394 * fold-const.c (fold_overflow_warning): Remove assertion.
4396 2008-04-15 Ben Elliston <bje@au.ibm.com>
4398 * config/alpha/alpha.c (alpha_initialize_trampoline): Remove temp,
4399 temp1 local variables.
4401 2008-04-15 Zuxy Meng <zuxy.meng@gmail.com>
4404 * config/i386/winnt.c (i386_pe_section_type_flags): Mark
4405 ".text.unlikely" section as executable.
4407 2008-04-14 James E. Wilson <wilson@tuliptree.org>
4409 * config/ia64/ia64.c (rtx_needs_barrier): Handle
4410 UNSPEC_FR_SQRT_RECIP_APPROX_RES.
4411 * config/ia64/ia64.c (UNSPEC_FR_SQRT_RECIP_APPROX_RES): Define.
4412 (divsi3_internal, divdi3_internal_lat, divdi3_internal_thr,
4413 divsf3_internal_lat, sqrt_approx, sqrtsf2_internal_thr,
4414 divdf3_internal_lat, sqrtdf2_internal_thr, divxf3_internal_lat,
4415 divxf3_internal_thr, sqrtxf2_internal_thr, recip_approx): Use it.
4417 2008-04-14 Ian Lance Taylor <iant@google.com>
4419 * flags.h (POINTER_TYPE_OVERFLOW_UNDEFINED): Define.
4420 * fold-const.c (fold_comparison): If appropriate, test
4421 POINTER_TYPE_OVERFLOW_UNDEFINED, and issue an overflow warning.
4422 (fold_binary): Test POINTER_TYPE_OVERFLOW_UNDEFINED when
4423 reassociating a pointer type.
4424 * doc/invoke.texi (Optimize Options): Document that
4425 -fstrict-overflow applies to pointer wraparound.
4427 2008-04-13 Jan Hubicka <jh@suse.cz>
4429 * m32.c (m32c_pushm_popm): Use crtl->retrun_rtx.
4431 2008-04-12 Andrew Pinski <pinskia@gmail.com>
4433 * config/rs6000/rs6000.c (compute_save_world_info): Set lr_save_p if
4434 we are going to "save the world".
4436 2008-04-13 Hans-Peter Nilsson <hp@axis.com>
4438 * config/cris/cris.md ("*andhi_lowpart_non_v32", "*andhi_lowpart_v32")
4439 ("*andqi_lowpart_non_v32", "*andqi_lowpart_v32"): Use "+" for the
4440 operand 0 constraint, not "=".
4442 2008-04-11 James E. Wilson <wilson@tuliptree.org>
4444 * system.h: Change ASSERT_CHECKING to ENABLE_ASSERT_CHECKING.
4446 2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
4448 * dse.c (record_store): Use HOST_BITS_PER_WIDE_INT instead
4449 of size of positions_needed * CHAR_BIT.
4451 2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
4454 * dse.c (store_info): Change positions_needed to unsigned
4456 (lowpart_bitmask): New.
4457 (record_store): Cast to unsigned HOST_WIDE_INT for
4458 positions_needed. Assert width <= size of positions_needed *
4459 CHAR_BIT. Call lowpart_bitmask to initialize positions_needed.
4460 (check_mem_read_rtx): Use unsigned HOST_WIDE_INT on mask. Call
4461 lowpart_bitmask to set mask.
4463 2008-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
4465 * config/bfin/constraints.md: New file.
4466 * config/bfin/bfin.md: Include it.
4467 (adddi3): Use satisfies_constraint functions instead of the old macros.
4468 * config/bfin/bfin.h (REG_CLASS_FROM_LETTER, CONSTRAINT_LEN,
4469 CONST_18UBIT_IMM_P, CONST_16BIT_IMM_P, CONST_16UBIT_IMM_P,
4470 CONST_7BIT_IMM_P, CONST_7NBIT_IMM_P, CONST_5UBIT_IMM_P,
4471 CONST_4BIT_IMM_P, CONST_4UBIT_IMM_P, CONST_3BIT_IMM_P,
4472 CONST_3UBIT_IMM_P, CONST_OK_FOR_K, CONST_OK_FOR_P, CONST_OK_FOR_M,
4473 CONST_OK_FOR_CONSTRAINT_P, CONST_DOUBLE_OK_FOR_LETTER,
4474 EXTRA_CONSTRAINT): Delete.
4475 * config/bfin/predicates.md (highbits_operand, reg_or_7bit_operand,
4476 reg_or_neg7bit_operand): Use satisfies_constraint functions instead
4478 * config/bfin/bfin.c: Include "tm-constrs.h".
4479 (bfin_secondary_reload, split_load_immediate, bfin_rtx_costs):
4480 Use satisfies_constraint functions instead of the old macros.
4481 * doc/md.texi (Blackfin Constraints): Update file name reference.
4483 2008-04-11 Richard Guenther <rguenther@suse.de>
4485 PR tree-optimization/35869
4486 * tree-vrp.c (execute_vrp): Move switch statement update after
4487 jump threading. Schedule another cfg cleanup run.
4489 2008-04-11 Volker Reichelt <v.reichelt@netcologne.de>
4492 * attribs.c (decl_attributes): Return early on errorneous node.
4494 2008-04-10 Oleg Ryjkov <olegr@google.com>
4496 * tree.h (struct tree_base): Added a new flag default_def_flag.
4497 (SSA_NAME_IS_DEFAULT_DEF): Changed to use the new flag.
4499 2008-04-11 Kaz Kojima <kkojima@gcc.gnu.org>
4501 * config.gcc (need_64bit_hwint): Need 64bit hwint for sh-*-*.
4503 2008-04-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4506 * pa.md: Define mode iterator P. Define mode attribute dwc.
4507 (dcacheflush): Update pattern to use iterator P and attribute dwc.
4508 (icacheflush): Likewise.
4509 * pa.h (INITIALIZE_TRAMPOLINE): Use dcacheflushsi/icacheflushsi if
4510 !TARGET_64BIT, and dcacheflushdi/icacheflushdi if TARGET_64BIT.
4512 2008-04-11 Ben Elliston <bje@au.ibm.com>
4514 * config/spu/spu.c (spu_init_builtins): Mark builtins as nothrow.
4516 2008-04-10 Rafael Espindola <espindola@google.com>
4518 * tree-vrp.c (extract_range_from_binary_expr): Don't handle
4519 TRUTH_ANDIF_EXPR or TRUTH_ORIF_EXPR.
4520 (extract_range_from_expr): The same.
4522 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
4524 * config/mips/mips.md (GPR2): New mode iterator.
4526 (*seq_<mode>, *seq_<mode>_mips16, *sne_<mode>, *sgt<u>_<mode>,
4527 *sgt<u>_<mode>_mips16, *sge<u>_<mode>, *slt<u>_<mode>,
4528 *slt<u>_<mode>_mips16 *sle<u>_<mode>, *sle<u>_<mode>_mips16):
4529 Rewrite these to take two modes, the mode of comparison and the
4530 mode of the destination.
4531 * config/mips/mips.c (mips_expand_scc): Instead of having
4532 paradoxical subreg as destination, expand "narrowing" scc if mode
4533 of comparison is SI and target is requested in DI mode.
4534 (mips_emit_int_order_test): Update comment. Make mode of
4535 comparison match CMP0 rather than TARGET. When creating inverse
4536 target use mode of TARGET.
4538 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
4540 * gcov-dump.c (tag_summary): Only print summaries for the first
4541 GCOV_COUNTERS_SUMMABLE counters.
4543 2008-04-10 Uros Bizjak <ubizjak@gmail.com>
4545 * config/i386/i386.md (absneg): New code iterator.
4546 (absnegprefix): New code attribute.
4547 (<code><mode>2): Macroize expander from abs<mode>2 and neg<mode>2
4548 patterns using absneg code iterator.
4549 (<code>tf2): Macroize expander from abstf2 and negtf2 patterns
4550 using absneg code iterator.
4551 (*<code><mode>2_1): Macroize insn pattern from *abs<mode>2_1 and
4552 *neg<mode>2 patterns using absneg code iterator.
4553 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
4554 *negextendsfdf2 patterns using absneg code iterator.
4555 (*<code>extendsfxf2): Macroize insn pattern from *absextendsfxf2 and
4556 *negextendsfxf2 patterns using absneg code iterator.
4557 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
4558 *negextendsfdf2 patterns using absneg code iterator.
4559 * config/i386/sse.md (<code><mode>2): Macroize expander from
4560 abs<mode>2 and neg<mode>2 patterns using absneg code iterator.
4562 2008-04-10 Andreas Krebbel <krebbel1@de.ibm.com>
4564 * config/s390/s390.h: Remove the remains of the recent search
4565 & replace action of current_function_outgoing_args_size.
4567 2008-04-10 Ira Rosen <irar@il.ibm.com>
4569 PR tree-optimization/35821
4570 * tree-vect-transform.c (vect_create_data_ref_ptr): Add check that
4571 NEW_STMT_LIST is not NULL.
4573 2008-04-09 David Edelsohn <edelsohn@gnu.org>
4576 * toplev.c (process_options): Remove -ffunction-sections debugging
4579 2008-04-09 Peter Bergner <bergner@vnet.ibm.com>
4581 PR middle-end/PR28690
4582 * explow.c (break_out_memory_refs): Use simplify_gen_binary rather
4583 than gen_rtx_fmt_ee to perform more canonicalizations.
4585 2008-04-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4588 * collect2.c (write_c_file): Don't wrap in "#ifdef __cplusplus".
4590 2008-04-09 Richard Guenther <rguenther@suse.de>
4592 * tree-cfg.c (verify_stmt): Print complete bogus stmt.
4593 (dump_function_to_file): Dump function arguments with types.
4595 2008-04-08 Richard Guenther <rguenther@suse.de>
4597 * fold-const.c (fold_widened_comparison): Do not allow
4598 sign-changes that change the result.
4600 2008-04-08 Janis Johnson <janis187@us.ibm.com>
4603 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle additional
4604 kinds of indirect references.
4606 2008-04-08 David Edelsohn <edelsohn@gnu.org>
4608 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Update
4609 GNU Fortran language string.
4611 2008-04-08 Rafael Espindola <espindola@google.com>
4613 * fold-canst.c (tree_call_nonnegative_warnv_p): New.
4614 (tree_invalid_nonnegative_warnv_p): Use tree_call_nonnegative_warnv_p.
4615 * tree.h (tree_call_nonnegative_warnv_p): New.
4617 2008-04-08 Jan Hubicka <jh@suse.cz>
4619 * function.c (free_after_compilation): Clear out regno_reg_rtx
4622 2008-04-08 Peter Bergner <bergner@vnet.ibm.com>
4625 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
4627 PR middle-end/PR28690
4628 * rtlanal.c: (commutative_operand_precedence): Give SYMBOL_REF's the
4629 same precedence as REG_POINTER and MEM_POINTER operands.
4631 2008-04-08 Richard Guenther <rguenther@suse.de>
4634 * tree-ssa-address.c (create_mem_ref): Use POINTER_PLUS_EXPR
4635 for adding index to base.
4637 2008-04-08 Kai Tietz <kai.tietz@onevision.com>
4639 * config/i386/mingw32.h (ENABLE_EXECUTE_STACK): New.
4640 (MINGW_ENABLE_EXECUTE_STACK): New.
4641 (IN_LIBGCC2): For libgcc include windows.h file for
4642 function declarations.
4644 2008-04-08 Hans-Peter Nilsson <hp@axis.com>
4646 * config/cris/cris.c (cris_address_cost): For a PLUS, swap tem1
4647 and tem2 if tem1 is not a REG or MULT.
4649 2008-04-08 Jan Hubicka <jh@suse.cz>
4651 * function.h (incomming_args): Break out of struct function.
4652 (function_subsections): Break out of struct function.
4653 (rtl_data): Add args, subsections fields. Break out outgoing_args_size,
4654 return_rtx and hard_reg_initial_vals from struct function.
4655 Kill inl_max_label_num.
4656 (current_function_pops_args, current_function_args_info,
4657 current_function_args_size, current_function_args_size,
4658 current_function_pretend_args_size,
4659 current_function_outgoing_args_size,
4660 current_function_internal_arg_pointer, current_function_return_rtx):
4661 Kill compatibility accestor macros.
4662 * builtins.c (expand_builtin_apply_args_1): Update.
4663 (expand_builtin_next_arg): Update.
4664 * df-scan.c (df_get_call_refs): Update.
4665 * dbxout.c (dbxout_function_end): Update.
4666 * dwarf2out.c (dwarf2out_switch_text_section): Update.
4667 (output_line_info): Update.
4668 (secname_for_decl): Update.
4669 (dwarf2out_var_location): Update.
4670 * function.c (free_after_compilation): Update.
4671 (assign_parm_find_stack_rtl): Update.
4672 (assign_parms): Update.
4673 (expand_dummy_function_end): Update.
4674 (expand_function_end): Update.
4675 * calls.c (mem_overlaps_already_clobbered_arg_p): Update.
4676 (expand_call): Update.
4677 (emit_library_call_value_1): Update.
4678 (store_one_arg): Update.
4679 * varasm.c (initialize_cold_section_name): Update.
4680 (unlikely_text_section): Update.
4681 (unlikely_text_section_p): Update.
4682 (assemble_start_function): Update.
4683 (assemble_end_function): Update.
4684 (default_section_type_flags): Update.
4685 (switch_to_section): Update.
4686 * integrate.c (set_decl_abstract_flags): Update.
4687 (get_hard_reg_initial_val): Update.
4688 (has_hard_reg_initial_val): Update.
4689 (allocate_initial_values): Update.
4690 * resource.c (init_resource_info): Update.
4691 * config/alpha/alpha.c (NUM_ARGS): Update.
4692 (direct_return): Update.
4693 (alpha_va_start): Update.
4694 (alpha_sa_size): Update.
4695 (alpha_initial_elimination_offset): Update.
4696 (alpha_expand_prologue): Update.
4697 (alpha_start_function): Update.
4698 (alpha_expand_epilogue): Update.
4699 (unicosmk_initial_elimination_offset):
4700 * config/alpha/alpha.md (call expander): Update.
4701 * config/s390/s390.c (s390_register_info): Update.
4702 (s390_register_info): Update.
4703 (s390_frame_info): Update.
4704 (s390_initial_elimination_offset): Update.
4705 (s390_build_builtin_va_list): Update.
4706 (s390_va_start): Update.
4707 * config/spu/spu.c (direct_return): Update.
4708 (spu_expand_prologue): Update.
4709 (spu_initial_elimination_offset): Update.
4710 (spu_build_builtin_va_list): Update.
4711 (spu_va_start): Update.
4712 * config/sparc/sparc.c (sparc_init_modes): Update.
4713 (sparc_compute_frame_size): Update.
4714 (function_value): Update.
4715 * config/m32r/m32r.c (m32r_compute_frame_size): Update.
4716 * config/i386/i386.md (return expander): Update.
4717 * config/i386/i386.c (ix86_va_start): Update.
4718 (ix86_can_use_return_insn_p): Update.
4719 (ix86_compute_frame_layout): Update.
4720 (ix86_expand_epilogue): Update.
4721 * config/sh/sh.c (output_stack_adjust): Update.
4722 (calc_live_regs): Update.
4723 (sh_expand_prologue): Update.
4724 (sh_builtin_saveregs): Update.
4725 (sh_va_start): Update.
4726 (initial_elimination_offset): Update.
4727 (sh_allocate_initial_value): Update.
4728 (sh_function_ok_for_sibcall): Update.
4729 (sh_get_pr_initial_val): Update.
4730 * config/sh/sh.md (return expander): Update.
4731 * config/avr/avr.c (frame_pointer_required_p): UPdate.
4732 * config/crx/crx.c (crx_compute_frame): UPdate.
4733 (crx_initial_elimination_offset): UPdate.
4734 * config/xtensa/xtensa.c (compute_frame_size): Update
4735 (xtensa_builtin_saveregs): Update.
4736 (xtensa_va_start): Update.
4737 (order_regs_for_local_alloc): Update.
4738 * config/stormy16/stormy16.c (xstormy16_compute_stack_layout): Update.
4739 (xstormy16_expand_builtin_va_start): Update.
4740 * config/fr30/fr30.c (fr30_compute_frame_size): Update.
4741 * config/m68hc11/m68hc11.md (return expanders): Update.
4742 * config/m68hc11/m68hc11.c (expand_prologue): Update.
4743 (expand_epilogue): Update.
4744 * config/cris/cris.c (cris_initial_frame_pointer_offset): Update.
4745 (cris_simple_epilogue): Update.
4746 (cris_expand_prologue): Update.
4747 (cris_expand_epilogue): Update.
4748 * config/iq2000/iq2000.c (iq2000_va_start): Update.
4749 (compute_frame_size): Update.
4750 * config/mt/mt.c (mt_compute_frame_size): Update.
4751 * config/mn10300/mn10300.c (expand_prologue): Update.
4752 (expand_epilogue): Update.
4753 (initial_offset): Update.
4754 (mn10300_builtin_saveregs):
4755 * config/mn10300/mn10300.md (return expander): Update.
4756 * config/ia64/ia64.c (ia64_compute_frame_size): Update.
4757 (ia64_initial_elimination_offset): Update.
4758 (ia64_initial_elimination_offset): Update.
4759 (ia64_expand_prologue): Update.
4760 * config/m68k/m68k.md (return expander): Update.
4761 * config/rs6000/rs6000.c (rs6000_va_start): Update.
4762 (rs6000_stack_info): Update.
4763 * config/mcore/mcore.c (layout_mcore_frame): Update.
4764 (mcore_expand_prolog): Update.
4765 * config/arc/arc.c (arc_compute_frame_size): Update.
4766 * config/score/score3.c (score3_compute_frame_size): Update.
4767 * config/score/score7.c (score7_compute_frame_size): Update.
4768 * config/arm/arm.c (use_return_insn): Update.
4769 (thumb_find_work_register): Update.
4770 (arm_compute_save_reg_mask): Update.
4771 (arm_output_function_prologue): Update.
4772 (arm_output_epilogue): Update.
4773 (arm_size_return_regs): Update.
4774 (arm_get_frame_offsets): Update.
4775 (arm_expand_prologue): Update.
4776 (thumb_exit): Update.
4777 (thumb_unexpanded_epilogue): Update.
4778 (thumb1_output_function_prologue): Update.
4779 * config/pa/pa.md (return expander): Update.
4780 * config/pa/pa.c (compute_frame_size): Update.
4781 (hppa_builtin_saveregs): Update.
4782 * config/mips/mips.c (mips_va_start): Update.
4783 (mips16_build_function_stub): Update.
4784 (mips_compute_frame_info): Update.
4785 (mips_restore_gp): Update.
4786 (mips_output_function_prologue): Update.
4787 (mips_expand_prologue): Update.
4788 * config/v850/v850.c (compute_frame_size): Update.
4789 (expand_prologue): * config/mmix/mmix.c (along): update.
4790 (mmix_initial_elimination_offset): update.
4791 (mmix_reorg): update.
4792 (mmix_use_simple_return): update.
4793 (mmix_expand_prologue): update.
4794 (mmix_expand_epilogue): Update.
4795 * config/bfin/bfin.c (bfin_initial_elimination_offset): Update.
4796 (emit_link_insn): Update.
4798 2008-04-08 Anatoly Sokolov <aesok@post.ru>
4800 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Define
4801 __AVR_HAVE_EIJMP_EICALL__ macro if device have EIJMP and EICALL
4803 * config/avr/avr.c (avr_mcu_types): Set AVR31 architecture for
4806 2008-04-07 Jan Hubicka <jh@suse.cz>
4808 * function.h (rtl): Rename to x_rtl.
4810 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
4811 frame_offset, stack_check_probe_note, arg_pointer_save_area,
4812 used_temp_slots avail_temp_slots, temp_slot_level,
4813 nonlocal_goto_handler_labels): Update accesstors.
4814 (rtl): New global variable.
4815 (struct function): Move some fileds to rtl_data.
4816 (get_arg_pointer_save_area): Update prototype.
4817 * builtins.c (expand_builtin_setjmp_receiver): Update call of
4818 get_arg_pointer_save_area.
4819 * expr.c (init_expr): Update
4820 * function.c (get_frame_size): Update
4821 (assign_stack_local): Update
4822 (expand_function_end): Update.
4823 (get_art_pointer_save_area): Update
4825 * emit-rtl.c (rtl): Declare.
4826 (regno_reg_rtx): Declare.
4827 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
4829 (gen_reg_rtx): Update.
4830 * varasm.c (n_deferred_constatns): Update accestor.
4831 (init_varasm_status): Do not allocate varasm_status.
4832 (force_const_mem, get_pool_size, output_constant_pool): Update.
4833 * stmt.c (force_label_rtx): Do not use x_ prefixes.
4834 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
4835 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Update.
4836 * sparc/sparc.h (INIT_EXPANDERS): Update.
4837 * ia64/ia64.h (INIT_EXPANDERS): Update.
4839 2008-04-07 James E. Wilson <wilson@tuliptree.org>
4841 * reload.c (push_secondary_reload): Add missing break to for loop.
4843 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
4845 PR middle-end/PR28690
4846 * rtlanal.c: Update copyright years.
4847 (commutative_operand_precedence): Give SYMBOL_REF's the same precedence
4848 as REG_POINTER and MEM_POINTER operands.
4849 * emit-rtl.c (gen_reg_rtx_and_attrs): New function.
4850 (set_reg_attrs_from_value): Call mark_reg_pointer as appropriate.
4851 * rtl.h (gen_reg_rtx_and_attrs): Add prototype for new function.
4852 * gcse.c: Update copyright years.
4853 (pre_delete): Call gen_reg_rtx_and_attrs.
4854 (hoist_code): Likewise.
4855 (build_store_vectors): Likewise.
4856 (delete_store): Likewise.
4857 * loop-invariant.c (move_invariant_reg): Likewise.
4858 Update copyright years.
4860 2008-04-07 Uros Bizjak <ubizjak@gmail.com>
4862 * config/i386/i386.md ("*sse_prologue_save_insn"): Use braced output
4863 control string instead of quoted.
4865 2008-04-07 Kenneth Zadeck <zadeck@naturalbridge.com>
4867 * doc/rtl.texi: Rewrite of subreg section.
4869 2008-04-07 Kai Tietz <kai.tietz@onevision.com>
4872 * config/i386/i386.c (legitimize_pic_address): Add treating
4873 of dllimport SYM_REF's.
4874 (legitimize_dllimport_symbol): Add prototype.
4876 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
4878 * fold-const.c (fold) <ARRAY_REF>: New case. Try to fold constant
4879 reference in constructor with non self-referential type.
4881 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
4883 Removal of Return with Depressed Stack Pointer support
4884 * tree.h (TYPE_RETURNS_STACK_DEPRESSED): Delete.
4885 (ECF_SP_DEPRESSED): Likewise.
4886 (ECF_LIBCALL_BLOCK, ECF_NOVOPS): Adjust.
4887 * calls.c (emit_call_1): Do not test ECF_SP_DEPRESSED.
4888 (flags_from_decl_or_type): Do not test TYPE_RETURNS_STACK_DEPRESSED.
4889 (expand_call): Do not test ECF_SP_DEPRESSED.
4890 * dse.c (dse_step0): Do not test TYPE_RETURNS_STACK_DEPRESSED.
4891 * function.c (keep_stack_depressed): Delete.
4892 (handle_epilogue_set): Likewise.
4893 (update_epilogue_consts): Likewise.
4894 (emit_equiv_load): Likewise.
4895 (thread_prologue_and_epilogue_insns): Remove support for Return with
4896 Depressed Stack Pointer.
4897 * print-tree.c (print_node): Do not test TYPE_RETURNS_STACK_DEPRESSED.
4899 2008-04-06 Richard Guenther <rguenther@suse.de>
4901 PR tree-optimization/35400
4902 * tree-vrp.c (vrp_evaluate_conditional): Only query value-range
4903 information from SSA_NAMEs.
4905 2008-04-06 Anatoly Sokolov <aesok@post.ru>
4907 * config/avr/avr.h (avr_mega_p): Remove declaration.
4908 (AVR_MEGA): Remove macro.
4909 * config/avr/avr.c (avr_mega_p): Remove variable.
4910 (avr_override_options): Remove inicializion of avr_mega_p.
4911 Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
4912 (print_operand): Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
4913 (avr_jump_mode): (Ditto.).
4914 (avr_output_progmem_section_asm_op): (Ditto.).
4915 (avr_asm_init_sections): (Ditto.).
4916 (avr_asm_init_sections): (Ditto.).
4917 (avr_rtx_costs): (Ditto.).
4918 * config/avr/avr.md: (Ditto.).
4919 * config/avr/avr.h: Use '__AVR_HAVE_JMP_CALL__' instead of
4922 2008-04-06 Richard Guenther <rguenther@suse.de>
4924 PR tree-optimization/35842
4925 * tree-ssa-address.c (fixed_address_object_p): Adjust to match
4926 is_gimple_invariant_address.
4928 2008-04-06 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
4930 * gcc.c (default_compilers): Sync Fortran extensions list with
4931 that in fortran/lang-specs.h.
4932 * doc/invoke.texi: Likewise.
4933 * dbxout.c (get_lang_number): Use "GNU Fortran" in "GNU F95".
4934 * dwarf2out.c (gen_compile_unit_die): Likewise.
4936 2008-04-06 Tom G. Christensen <tgc@jupiterrise.com>
4938 * gthr-posix95.h (__gthread_cond_wait_recursive): Add missing &.
4940 2008-04-05 Uros Bizjak <ubizjak@gmail.com>
4943 * config/i386/i386.c (ix86_function_regparm): Error if regparm(3)
4944 attribute is used for nested functions.
4946 2008-04-05 Jan Hubicka <jh@suse.cz>
4948 * emit-rtl.c (init_emit): xcalloc regno_pointer_align.
4950 * tree-dump.c (dump_enable_all): Remove prototype; do not accept
4952 (dump_files): Update.
4953 (enable_rtl_dump_file): Do not accept letter argument.
4954 * tree-pass.h (dump_file_info): Remove letter argument.
4955 * toplev.c (decode_d_option): Update -da handling.
4956 * toplev.h (enable_rtl_dump_file): Update prototype.
4957 * passes.c (register_one_dump_file): Do not accept IPA argument; work
4958 it out based on pass type.
4959 (register_dump_files_1): Likewise.
4960 (init_optimization_passes): Update register_one_dump_file calls.
4961 (execute_one_pass): Sanity check that IPA passes are called at IPA
4962 level and RTL passes at RTL level.
4963 (execute_pass_list): IPA pass can not be after or subpass of
4965 (execute_ipa_pass_list): Handle IPA subpasses of IPA subpasses and
4966 disallov RTL subpasses of IPA subpasses.
4968 2008-04-05 Ben Elliston <bje@au.ibm.com>
4970 * tree-cfg.c (need_fake_edge_p): Return false for calls to
4971 builtins that return exactly once and do not throw. Cache call to
4974 2008-04-04 Andy Hutchinson <hutchinsonandy@aim.com>
4976 PR rtl-optimization/34916
4978 * combine.c (create_log_links): Do not create duplicate LOG_LINKS
4979 between instruction pairs.
4981 2008-04-04 Naveen.H.S <naveen.hs@kpitcummins.com>
4983 * doc/invoke.texi: Document -mbitops for SH.
4984 * config/sh/constraints.md (K03, K12, Sbv, Sbw): New constraints.
4985 * config/sh/predicates.md (bitwise_memory_operand): New predicate.
4986 * config/sh/sh.c (print_operand): Add %t operand code.
4987 * config/sh/sh.h (GO_IF_LEGITIMATE_INDEX): Add condition for SH2A.
4988 * config/sh/sh.md (*iorsi3_compact): Fix condition for SH2A.
4989 (extendqisi2_compact): Add the alternative for SH2A 4-byte mov.b.
4990 (extendqihi2): Likewise.
4991 (movqi_i): Likewise.
4992 (insv): Use bset, bclr and bst instructions for SH2A if possible.
4993 (extv): Use bld instruction for SH2A if possible.
4995 (bclr_m2a, bclrmem_m2a, bset_m2a, bsetmem_m2a, bst_m2a, bld_m2a,
4996 bldsign_m2a, bld_reg, *bld_regqi, band_m2a, bandreg_m2a,
4997 bor_m2a, borreg_m2a, bxor_m2a, bxorreg_m2a): New insns.
4998 (bset.b, bclr.b): Define peepholes.
4999 * config/sh/sh.opt (mbitops): New option.
5001 2008-04-04 Janis Johnson <janis187@us.ibm.com>
5004 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle indirect ref
5005 and view convert expression.
5007 2008-04-04 Jakub Jelinek <jakub@redhat.com>
5010 * tree-cfg.c (remove_useless_stmts_1): Handle OMP_* containers.
5012 2008-04-04 H.J. Lu <hongjiu.lu@intel.com>
5014 * config.gcc (extra_headers): Add wmmintrin.h for x86 and x86-64.
5016 * config/i386/cpuid.h (bit_AES): New.
5017 (bit_PCLMUL): Likewise.
5019 * config/i386/i386.c (pta_flags): Add PTA_AES and PTA_PCLMUL.
5020 (override_options): Handle PTA_AES and PTA_PCLMUL. Enable
5021 SSE2 if AES or PCLMUL is enabled.
5022 (ix86_builtins): Add IX86_BUILTIN_AESENC128,
5023 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
5024 IX86_BUILTIN_AESDECLAST128, IX86_BUILTIN_AESIMC128,
5025 IX86_BUILTIN_AESKEYGENASSIST128 and IX86_BUILTIN_PCLMULQDQ128.
5026 (bdesc_sse_3arg): Add IX86_BUILTIN_PCLMULQDQ128.
5027 (bdesc_2arg): Add IX86_BUILTIN_AESENC128,
5028 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
5029 IX86_BUILTIN_AESDECLAST128 and IX86_BUILTIN_AESKEYGENASSIST128.
5030 (bdesc_1arg): Add IX86_BUILTIN_AESIMC128.
5031 (ix86_init_mmx_sse_builtins): Define __builtin_ia32_aesenc128,
5032 __builtin_ia32_aesenclast128, __builtin_ia32_aesdec128,
5033 __builtin_ia32_aesdeclast128,__builtin_ia32_aesimc128,
5034 __builtin_ia32_aeskeygenassist128 and
5035 __builtin_ia32_pclmulqdq128.
5036 * config/i386/i386.c (ix86_expand_binop_imm_builtin): New.
5037 (ix86_expand_builtin): Use it for IX86_BUILTIN_PSLLDQI128 and
5038 IX86_BUILTIN_PSRLDQI128. Handle IX86_BUILTIN_AESKEYGENASSIST128.
5040 * config/i386/i386.h (TARGET_AES): New.
5041 (TARGET_PCLMUL): Likewise.
5042 (TARGET_CPU_CPP_BUILTINS): Handle TARGET_AES and TARGET_PCLMUL.
5044 * config/i386/i386.md (UNSPEC_AESENC): New.
5045 (UNSPEC_AESENCLAST): Likewise.
5046 (UNSPEC_AESDEC): Likewise.
5047 (UNSPEC_AESDECLAST): Likewise.
5048 (UNSPEC_AESIMC): Likewise.
5049 (UNSPEC_AESKEYGENASSIST): Likewise.
5050 (UNSPEC_PCLMUL): Likewise.
5052 * config/i386/i386.opt (maes): New.
5053 (mpclmul): Likewise.
5055 * config/i386/sse.md (aesenc): New pattern.
5056 (aesenclast): Likewise.
5058 (aesdeclast): Likewise.
5060 (aeskeygenassist): Likewise.
5061 (pclmulqdq): Likewise.
5063 * config/i386/wmmintrin.h: New.
5065 * doc/extend.texi: Document AES and PCLMUL built-in function.
5067 * doc/invoke.texi: Document -maes and -mpclmul.
5069 2008-04-04 Paolo Bonzini <bonzini@gnu.org>
5071 * function.c (free_after_parsing): Replace with
5072 cxx_push_function_context from C++ front-end.
5073 (allocate_struct_function): Don't call langhook.
5074 * langhooks.h (struct lang_hooks_for_functions): Delete.
5075 (struct lang_hooks): Add back missing_noreturn_ok_p here, delete
5077 * langhooks-def.h (LANG_HOOKS_MISSING_NORETURN_OK_P): Add.
5078 (LANG_HOOKS_FUNCTION_INIT, LANG_HOOKS_FUNCTION_FINAL,
5079 LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P,
5080 LANG_HOOKS_FUNCTION_INITIALIZER): Delete.
5081 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_MISSING_NORETURN_OK_P,
5082 remove LANG_HOOKS_FUNCTION_INITIALIZER.
5083 * tree-cfg.c: Adjust call to missing_noreturn_ok_p langhook.
5085 * c-objc-common.h (LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P):
5086 Rename to LANG_HOOKS_MISSING_NORETURN_OK_P.
5088 2008-04-04 Jakub Jelinek <jakub@redhat.com>
5091 * c-pretty-print.c (pp_c_initializer_list): Handle CONSTRUCTOR
5094 2008-04-04 Richard Guenther <rguenther@suse.de>
5097 * fold-const.c (optimize_minmax_comparison): Use the correct
5098 type for the constant in the simplified comparison.
5100 2008-04-04 Zuxy Meng <zuxy.meng@gmail.com>
5102 * config/i386/driver-i386.c (describe_cache): Add l2_sizekb argument.
5103 Pass L2 size as "--param l2-cache-size" to the compiler.
5104 (decode_l2_cache): New function to decode L2 cache parameters using
5105 0x8000006 extended cpuid function.
5106 (detect_caches_amd): Determine parameters of L2 cache using
5107 decode_l2_caches function.
5108 (decode_caches_intel): Decode L2 cache parameters.
5109 (detect_caches_intel): Determine L2 cache parameters using
5110 decode_caches_intel and decode_l2_caches functions.
5112 2008-04-03 Bob Wilson <bob.wilson@acm.org>
5114 * config/xtensa/xtensa.c (xtensa_secondary_reload_class): Use a
5115 secondary input reload for subword loads from the constant pool.
5117 2008-04-03 Janis Johnson <janis187@us.ibm.com>
5120 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Use integer
5121 constants of the appropriate size for runtime calculations.
5124 * dfp.c (decimal_from_decnumber): Retain trailing zeroes for
5125 decimal-float literal constant zero.
5127 2008-04-03 Jakub Jelinek <jakub@redhat.com>
5130 * c-parser.c (c_parser_omp_atomic): Call
5131 default_function_array_conversion on the RHS.
5134 * omp-low.c (scan_sharing_clauses) <case OMP_CLAUSE_SHARED>: Don't
5135 call is_variable_sized if decl has incomplete type.
5137 2008-04-03 H.J. Lu <hongjiu.lu@intel.com>
5139 * config/i386/i386-protos.h (ix86_aligned_p): Removed.
5141 2008-04-03 Adam Nemet <anemet@caviumnetworks.com>
5143 * config/mips/mips.md (any_gt, any_ge, any_lt, any_le): New code
5145 (u): Add attribute values for gt, gtu, ge, geu, lt, ltu, le and leu.
5146 (sgt<u>): Merge sgt and sgtu into new expander.
5147 (sgt, sgtu): Remove expanders.
5148 (*sgt<u>_<mode>): Merge *sgt_<mode> and *sgtu_<mode> into new pattern.
5149 (*sgt_<mode>, *sgtu_<mode>): Remove patterns.
5150 (*sgt<u>_<mode>_mips16): Merge *sgt_<mode>_mips16 and
5151 *sgtu_<mode>_mips16 into new pattern.
5152 (*sgt_<mode>_mips16, *sgtu_<mode>_mips16): Remove patterns.
5153 (sge<u>): Merge sge and sgeu into new expander.
5154 (sge, sgeu): Remove expanders.
5155 (*sge<u>_<mode>): Merge *sge_<mode> and second *sge_<mode> into
5157 (*sge_<mode>, second *sge_<mode>): Remove patterns.
5158 (slt<u>): Merge slt and sltu into new expander.
5159 (slt, sltu): Remove expanders.
5160 (*slt<u>_<mode>): Merge *slt_<mode> and *sltu_<mode> into new pattern.
5161 (*slt_<mode>, *sltu_<mode>): Remove patterns.
5162 (*slt<u>_<mode>_mips16): Merge *slt_<mode>_mips16 and
5163 *sltu_<mode>_mips16 into new pattern.
5164 (*slt_<mode>_mips16, *sltu_<mode>_mips16): Remove patterns.
5165 (sle<u>): Merge sle and sleu into new expander.
5166 (sle, sleu): Remove expanders.
5167 (*sle<u>_<mode>): Merge *sle_<mode> and *sleu_<mode> into new pattern.
5168 (*sle_<mode>, *sleu_<mode>): Remove patterns.
5169 (*sle<u>_<mode>_mips16): Merge *sle_<mode>_mips16 and
5170 *sleu_<mode>_mips16 into new pattern.
5171 (*sle_<mode>_mips16, *sleu_<mode>_mips16): Remove patterns.
5173 2008-04-03 Jan Hubicka <jh@suse.cz>
5175 PR tree-optimization/35795
5176 * alpha/alpha.c (alpha_output_mi_thunk_osf): Free after compilation.
5177 * sparc/sparc.c (sparc_output_mi_thunk): Likewise.
5178 * ia64/ia64.c (ia64_output_mi_thunk): Likewise.
5179 * m68k/m68k.c (m68k_output_mi_thunk): Likewise.
5180 * score/score3.c (score3_output_mi_thunk): Likewise.
5181 * score/score7.c (score7_output_mi_thunk): Likewise.
5182 * mips/mips.c (mips_output_mi_thunk): Likewise.
5184 2008-04-03 Richard Guenther <rguenther@suse.de>
5186 * tree-vrp.c (extract_range_from_unary_expr): Handle all
5187 conversions. Simplify code.
5189 2008-04-03 Kaz Kojima <kkojima@gcc.gnu.org>
5191 * config/sh/sh.c (sh_output_mi_thunk): Free cfun.
5193 2008-04-03 Tom Tromey <tromey@redhat.com>
5194 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5196 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
5197 * config/bfin/t-bfin-linux (generated_files): Add
5198 linux-sysroot-suffix.h.
5199 * doc/install.texi (Prerequisites): Require make 3.80.
5200 * doc/sourcebuild.texi (Front End Directory): Document new
5202 * Makefile.in (generated_files): New variable.
5203 (ALL_HOST_OBJS): New variable.
5204 ($(ALL_HOST_OBJS)): New target.
5206 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
5208 * tree-inline.c (copy_generic_body, copy_decl_no_change): Export.
5209 (remap_block): Call id->transform_lang_insert_block instead
5211 (optimize_inline_calls, unsave_expr_now, tree_function_versioning):
5212 Set id.transform_lang_insert_block to NULL.
5213 (clone_body): Move to cp/optimize.c
5214 * tree-inline.h (struct copy_body_data): Change
5215 transform_lang_insert_block to function pointer.
5216 (copy_generic_body, copy_decl_no_change): Export.
5217 * langhooks.h (struct lang_hooks_for_decls): Kill insert_block.
5218 * langhooks-def.h (LANG_HOOKS_INSERT_BLOCK): Kill.
5219 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_INSERT_BLOCK.
5221 * c-tree.h (insert_block): Kill.
5222 * c-decl.c (insert_block): Kill.
5224 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
5226 * c-objc-common.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
5227 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
5228 * c-tree.h (c_push_function_context, c_pop_function_context): Remove
5230 * c-decl.c (c_push_function_context, c_pop_function_context): Remove
5231 argument, call {push,pop}_function_context from here.
5232 * c-parser.c: Use c_{push,pop}_function_context.
5234 * function.c (push_function_context_to): Move meat ...
5235 (push_function_context): ... here. Simplify.
5236 * function.c (pop_function_context_from): Move meat ...
5237 (pop_function_context): ... here. Simplify.
5238 * langhooks.h (struct lang_hooks_for_functions): Remove enter_nested,
5240 * langhooks-def.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
5241 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
5242 (LANG_HOOKS_FUNCTION_INITIALIZER): Delete them from here.
5243 * tree.h (push_function_context_to, pop_function_context_from): Remove.
5245 2008-04-03 Ben Elliston <bje@au.ibm.com>
5247 * expmed.c (extract_force_align_mem_bit_field): Remove.
5249 2008-04-03 Richard Guenther <rguenther@suse.de>
5252 * expr.h (try_casesi): Adjust prototype.
5253 * expr.c (try_casesi): Take fallback label as extra parameter.
5254 Use that for gen_casesi if default_label is NULL.
5255 * stmt.c (expand_case): Pass fallback label to try_casesi,
5256 make sure to fill gaps with a fallback label if default_label
5259 2008-04-03 Dominique d'Humieres <dominiq@lps.ens.fr>
5262 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Free cfun.
5264 2008-04-03 Ben Elliston <bje@au.ibm.com>
5266 * expmed.c (extract_split_bit_field): Remove if (0) code.
5267 * tree-ssa-structalias.c (do_sd_constraint): Likewise.
5268 (do_ds_constraint): Likewise.
5270 2008-04-02 Joseph Myers <joseph@codesourcery.com>
5272 * doc/cppopts.texi (-dU): Document.
5273 * c-common.h (flag_dump_macros): Update comment.
5274 * c-opts.c (handle_OPT_d): Handle -dU.
5275 * c-ppoutput.c (macro_queue, define_queue, undef_queue,
5276 dump_queued_macros, cb_used_define, cb_used_undef): New.
5277 (init_pp_output): Handle -dU.
5278 (cb_line_change): Call dump_queued_macros.
5279 * toplev.c (decode_d_option): Accept -dU as preprocessor option.
5281 2008-04-02 Anatoly Sokolov <aesok@post.ru>
5283 * config/avr/predicates.md (io_address_operand): New predicate.
5284 * config/avr/avr-protos.h (avr_io_address_p): Remove declaration.
5285 * config/avr/avr.c (avr_io_address_p): Remove function.
5286 (out_movqi_r_mr): Use 'io_address_operand' predicate instead of
5287 'avr_io_address_p' function.
5288 (out_movhi_r_mr): (Ditto.).
5289 (out_movqi_mr_r): (Ditto.).
5290 (out_movhi_mr_r): (Ditto.).
5291 (avr_address_cost): (Ditto.).
5293 2008-04-02 Uros Bizjak <ubizjak@gmail.com>
5295 * config/i386/i386.md (*float<SSEMODEI24:mode><X87MODEF:mode>2_1):
5296 Emit gen_floatdi<X87MODEF:mode>2_i387_with_xmm for DImode values
5297 in 32bit mode when XMM registers are available to avoid store
5299 (floatdi<X87MODEF:mode>2_i387_with_xmm): New insn pattern and
5300 corresponding post-reload splitters.
5302 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
5304 * config/i386/i386.c (bdesc_sse_3arg): Add __builtin_ia32_shufps
5305 and __builtin_ia32_shufpd. Provide __builtin_ia32_roundsd and
5306 __builtin_ia32_roundss.
5307 (ix86_init_mmx_sse_builtins): Remove __builtin_ia32_shufps,
5308 __builtin_ia32_shufpd, __builtin_ia32_roundsd and
5309 __builtin_ia32_roundss.
5310 (ix86_expand_builtin): Don't handle IX86_BUILTIN_SHUFPS and
5311 IX86_BUILTIN_SHUFPD here.
5313 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
5315 * config/i386/i386.md (plogic): New.
5316 (plogicprefix): Likewise.
5318 * config/i386/mmx.md (mmx_<code><mode>3): New.
5319 (mmx_and<mode>3): Removed.
5320 (mmx_ior<mode>3): Likewise.
5321 (mmx_xor<mode>3): Likewise.
5323 * config/i386/sse.md (<code><mode>3): New.
5324 (*<code><mode>3): Likewise.
5325 (*<code><mode>3): Likewise.
5326 (<code><mode>3): Likewise.
5327 (*sse_<code><mode>3): Likewise.
5328 (*sse2_<code><mode>3): Likewise.
5329 (<code>tf3): Likewise.
5330 (*<code>tf3): Likewise.
5331 (and<mode>3): Likewise.
5332 (*and<mode>3): Likewise.
5333 (ior<mode>3): Removed.
5334 (*ior<mode>3): Likewise.
5335 (xor<mode>3): Likewise.
5336 (*xor<mode>3): Likewise.
5337 (*and<mode>3): Likewise.
5338 (*ior<mode>3): Likewise.
5339 (*xor<mode>3): Likewise.
5340 (and<mode>3): Likewise.
5341 (*sse_and<mode>3): Likewise.
5342 (*sse2_and<mode>3): Likewise.
5344 (*andtf3): Likewise.
5345 (ior<mode>3): Likewise.
5346 (*sse_ior<mode>3): Likewise.
5347 (*sse2_ior<mode>3): Likewise.
5349 (*iortf3): Likewise.
5350 (xor<mode>3): Likewise.
5351 (*sse_xor<mode>3): Likewise.
5352 (*sse2_xor<mode>3): Likewise.
5354 (*xortf3): Likewise.
5356 2008-04-02 Richard Guenther <rguenther@suse.de>
5358 PR tree-optimization/14495
5359 PR tree-optimization/34793
5360 * tree-vrp.c (struct switch_update): New structure.
5361 (to_remove_edges, to_update_switch_stmts): New VECs.
5362 (simplify_switch_using_ranges): New function. Remove not taken
5363 case labels and edges.
5364 (simplify_stmt_using_ranges): Call it.
5365 (identify_jump_threads): Mark edges we have queued for removal
5366 so we don't thread them.
5367 (execute_vrp): Remove edges queued for removal, update SWITCH_STMT
5369 * tree-cfg.c (group_case_labels): Deal with missing default label.
5370 (tree_verify_flow_info): Allow missing default label.
5371 * stmt.c (emit_case_bit_tests): Deal with NULL default_label.
5372 (emit_case_nodes): Likewise.
5373 (expand_case): Do not rely on the default label to be present.
5374 * expr.c (try_casesi): Deal with NULL default_label.
5375 (do_tablejump): Likewise.
5377 2008-04-02 Richard Guenther <rguenther@suse.de>
5379 PR tree-optimization/14495
5380 * tree-vrp.c (vrp_visit_cond_stmt): Do not handle
5381 SWITCH_EXPR here ...
5382 (vrp_visit_switch_stmt): ... but here (new function).
5383 (find_case_label_index): New helper function.
5384 (vrp_visit_stmt): Dispatch to vrp_visit_switch_stmt.
5386 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
5388 * fwprop.c: Fix ISO-C99ism.
5390 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
5393 * Makefile.in (objdir): Set it here.
5394 * configure.ac: Not here. Find dynamic linker characteristics.
5395 * exec-tool.in: Use them.
5396 * aclocal.m4: Regenerate.
5397 * configure: Regenerate.
5399 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
5401 * expr.c (expand_var): Delete it.
5402 * expr.h (expand_var): Delete prototype.
5403 * function.c (expand_function_start): Use expand_decl instead.
5404 * cfgexpand.c (expand_one_static_var, expand_one_var): Don't call
5407 2008-04-02 Andy Hutchinson <hutchinsonamdy@aim.com>
5409 PR rtl-optimization/35542
5410 * fwprop.c (forward_propagate_and_simplify): Replace
5411 loc_reg_mentioned_in_p with reg_mentioned_p.
5413 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
5415 PR rtl-optimization/35281
5416 * fwprop.c (PR_CAN_APPEAR, PR_HANDLE_MEM): New.
5417 (propagate_rtx_1): Handle PR_HANDLE_MEM.
5418 (propagate_rtx): Pass PR_HANDLE_MEM if appropriate.
5419 (varying_mem_p): Move above propagate_rtx.
5420 (all_uses_available_at): Do not check MEMs.
5422 2008-04-02 Rafael Espindola <espindola@google.com>
5424 * tree-vrp.c (extract_code_and_val_from_cond): Remove.
5425 (register_edge_assert_for_2): Split the cond argument.
5426 (register_edge_assert_for_1): Adjust for the change in
5427 register_edge_assert_for_2.
5428 (register_edge_assert_for): Split the cond argument.
5429 (find_switch_asserts): Adjust for the change in
5430 register_edge_assert_for.
5432 2008-04-02 Kai Tietz <kai.tietz@onevision.com>
5434 * config.gcc: Add for x86_64-*-mingw* the t-crtfm to tbuild.
5435 * config/i386/cygming.h (ASM_OUTPUT_DWARF_OFFSET): Add 8 byte
5436 offsets for 64-bit mingw.
5437 * config/i386/i386.c (ix86_pass_by_reference): Correct calling
5438 abi for x86_64-pc-mingw.
5440 2008-04-02 Richard Guenther <rguenther@suse.de>
5442 * tree-vrp.c (extract_range_from_assert): Make sure to not
5443 produce range min/max with TREE_OVERFOW set.
5444 If merging a anti-range and a range keep the anti-range if
5445 the range covers all values of the type.
5446 (register_edge_assert_for_2): Only allow sign-changing
5447 conversions in detecting canonical range checks. Also
5448 register an assert for the unsigned name if useful.
5450 PR tree-optimization/35787
5451 * tree-vrp.c (vrp_val_max): New function.
5452 (vrp_val_min): Likewise.
5453 (vrp_val_is_max): Move earlier, use vrp_val_{min,max}.
5454 (vrp_val_is_min): Likewise.
5455 (supports_overflow_infinity): Use vrp_val_{min,max}.
5456 (negative_overflow_infinity): Likewise.
5457 (positive_overflow_infinity): Likewise.
5458 (is_negative_overflow_infinity): Use vrp_val_is_{min,max}.
5459 (is_positive_overflow_infinity): Likewise.
5460 (is_overflow_infinity): Likewise.
5461 (avoid_overflow_infinity): Use vrp_val_{min,max} and
5462 vrp_val_is_{min,max}.
5463 (set_and_canonicalize_value_range): Canonicalize anti-ranges
5464 to ranges if possible. Avoid empty ranges.
5466 2008-04-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5469 * fold-const.c (get_pointer_modulus_and_residue): Return modulus 1 if
5470 the expression is a function address.
5472 2008-04-01 George Helffrich <george@gcc.gnu.org>
5474 PR fortran/35154, fortran/23057
5475 * dbxout.c: Emit .stabs debug info for Fortran COMMON block
5476 variables as base symbol name + offset using N_BCOMM/N_ECOMM.
5477 (is_fortran, dbxout_common_name, dbxout_common_check): New functions.
5478 (dbxout_symbol_location): Transform N_LCSYM to N_GSYM for storage
5480 (dbxout_syms): Check for COMMON-based symbol and wrap in
5481 N_BCOMM/N_ECOMM stab bracket, including as many symbols as possible
5482 in bracket for efficiency.
5484 * dwarf2out.c: Emit DWARF debug info for Fortran COMMON block
5485 using DW_TAG_common_block + member offset.
5486 (add_pubname_string): New function.
5487 (dw_expand_expr): New function to find block name and offset for
5489 (common_check): New function to check whether symbol in Fortran COMMON.
5490 (gen_variable_die): If COMMON, use DW_TAG_common_block.
5492 2008-04-01 Volker Reichelt <v.reichelt@netcologne.de>
5495 * c-format.c (init_dynamic_gfc_info): Ignore invalid locus type.
5497 2008-04-02 Ben Elliston <bje@au.ibm.com>
5499 * config/v850/v850.md (casesi): Remove if (0) code.
5500 * config/i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
5501 * config/alpha/alpha.c (alpha_initialize_trampoline): Likewise.
5503 2008-04-01 Uros Bizjak <ubizjak@gmail.com>
5505 * config/i386/i386.md (rex64suffix): New mode attribute.
5506 (floathi<mode>2): Disable expander for SSE math.
5507 (*floathi<mode>2_1): New insn insn_and_split pattern.
5508 (*floathi<mode>2_i387_with_temp): New macroized instruction pattern and
5509 corresponding post-reload splitters.
5510 (*floathi<mode>2_i387): New macroized insn pattern.
5511 (float<SSEMODEI24:mode><X87MODEF:mode>2): New macroized expander.
5512 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1): New macroized
5513 insn_and_split pattern.
5514 (*floatsi<mode>2_vector_mixed_with_temp, *floatsi<mode>2_vector_mixed):
5515 New macroized instruction patterns and corresponding post-reload
5517 (*floatsi<mode>2_mixed_with_temp): New macroized instruction pattern
5518 and corresponding post-reload splitters.
5519 (*floatsi<mode>2_mixed_interunit, *floatsi<mode>2_mixed_nointerunit):
5520 New macroized instruction patterns.
5521 (*floatsi<mode>2_vector_sse_with_temp, *floatsi<mode>2_vector_sse): New
5522 macroized instruction patterns and corresponding post-reload splitters.
5523 (*floatsi<mode>2_sse_with_temp): New macroized instruction pattern and
5524 corresponding post-reload splitters.
5525 (*floatsi<mode>2_sse_interunit, *floatsi<mode>2_mixed_nointerunit):
5526 New macroized instruction patterns.
5527 (*floatsi<mode>2_i387_with_temp): New macroized instruction pattern and
5528 corresponding post-reload splitters.
5529 (*floatsi<mode>2_i387): New macroized instruction patterns.
5531 2008-04-01 H.J. Lu <hongjiu.lu@intel.com>
5533 * config/i386/i386.md (smaxmin): New.
5534 (umaxmin): Likewise.
5535 (maxminiprefix): Likewise.
5536 (maxminfprefix): Likewise.
5537 (<code><mode>3): Likewise.
5538 (smin<mode>3): Removed.
5539 (smax<mode>3): Likewise.
5541 * config/i386/mmx.md (mmx_<code>v2sf3): New.
5542 (mmx_<code>v4hi3): Likewise.
5543 (mmx_<code>v8qi3): Likewise.
5544 (mmx_smaxv2sf3): Removed.
5545 (mmx_sminv2sf3): Likewise.
5546 (mmx_umaxv8qi3): Likewise.
5547 (mmx_smaxv4hi3): Likewise.
5548 (mmx_uminv8qi3): Likewise.
5549 (mmx_sminv4hi3): Likewise.
5551 * config/i386/sse.md (<addsub><mode>3): New.
5552 (*<addsub><mode>3): Likewise.
5553 (<sse>_vm<addsub><mode>3): Likewise.
5554 (<maxmin><mode>3): Likewise.
5555 (*<maxmin><mode>3_finite): Likewise.
5556 (*<maxmin><mode>3): Likewise.
5557 (<sse>_vm<maxmin><mode>3): Likewise.
5558 (sse3_h<addsub>v4sf3): Likewise.
5559 (sse3_h<addsub>v2df3): Likewise.
5560 (<maxmin>v16qi3): Likewise.
5561 (*<maxmin>v16qi3): Likewise.
5562 (<maxmin>v8hi3): Likewise.
5563 (*<maxmin>v8hi3): Likewise.
5564 (*sse4_1_<maxmin><mode>3): Likewise.
5565 (*sse4_1_<maxmin><mode>3): Likewise.
5566 (add<mode>3): Removed.
5567 (*add<mode>3): Likewise.
5568 (<sse>_vmadd<mode>3): Likewise.
5569 (sub<mode>3): Likewise.
5570 (*sub<mode>3): Likewise.
5571 (<sse>_vmsub<mode>3): Likewise.
5572 (smin<mode>3): Likewise.
5573 (*smin<mode>3_finite): Likewise.
5574 (*smin<mode>3): Likewise.
5575 (<sse>_vmsmin<mode>3): Likewise.
5576 (smax<mode>3): Likewise.
5577 (*smax<mode>3_finite): Likewise.
5578 (*smax<mode>3): Likewise.
5579 (<sse>_vmsmax<mode>3): Likewise.
5580 (sse3_haddv4sf3): Likewise.
5581 (sse3_haddv2df3): Likewise.
5582 (sse3_hsubv4sf3): Likewise.
5583 (sse3_hsubv2df3): Likewise.
5584 (umaxv16qi3): Likewise.
5585 (*umaxv16qi3): Likewise.
5586 (smaxv8hi3): Likewise.
5587 (*smaxv8hi3): Likewise.
5588 (*sse4_1_smax<mode>3): Likewise.
5589 (*sse4_1_umax<mode>3): Likewise.
5590 (uminv16qi3): Likewise.
5591 (*uminv16qi3): Likewise.
5592 (sminv8hi3): Likewise.
5593 (*sminv8hi3): Likewise.
5594 (*sse4_1_smin<mode>3): Likewise.
5595 (*sse4_1_umin<mode>3): Likewise.
5597 2008-04-01 Rafael Espindola <espindola@google.com>
5599 * tree-cfg.c (verify_expr): remove in_phi.
5600 (verify_stmt): Don't call walk_tree with verify_expr. Use
5601 is_gimple_min_invariant instead of is_gimple_val.
5603 2008-04-01 Joseph Myers <joseph@codesourcery.com>
5605 * doc/include/gpl_v3.texi: Update for manpage generation.
5606 * doc/gcc.texi, doc/gccint.texi: Include gpl_v3.texi instead of
5608 * doc/sourcebuild.texi: Document gpl_v3.texi as well as gpl.texi.
5609 * Makefile.in (TEXI_GCC_FILES, TEXI_GCCINT_FILES): Include
5610 gpl_v3.texi instead of gpl.texi.
5613 2008-04-01 Jakub Jelinek <jakub@redhat.com>
5616 * c-pch.c (c_common_read_pch): On error close (fd) resp. fclose (f).
5618 2008-04-01 Rafael Espindola <espindola@google.com>
5620 * tree-vrp.c (extract_code_and_val_from_cond_with_ops): New.
5621 (extract_code_and_val_from_cond): Use
5622 extract_code_and_val_from_cond_with_ops.
5624 2008-04-01 Jan Hubicka <jh@suse.cz>
5626 * function.c (free_after_compilation): Free epilogue_delay_list.
5627 (prepare_function_start): Assert that previous compilation was freed.
5629 2008-04-01 Jan Hubicka <jh@suse.cz>
5630 Jim Wilson <wilson@tuliptree.org>
5631 Andreas Tobler <andreast@gcc.gnu.org>
5634 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Use
5635 rtl.emit instead cfun->emit.
5636 * sparc/sparc.h (INIT_EXPANDERS): Likewise.
5637 * ia64/ia64.h (INIT_EXPANDERS): Likewise.
5639 2008-04-01 Ben Elliston <bje@au.ibm.com>
5641 * doc/c-tree.texi (Function Basics): Fix grammatical error.
5643 2008-03-31 Seongbae Park <seongbae.park@gmail.com>
5645 * common.opt (fprofile-dir=, fprofile-use=, fprofile-generate=):
5647 (fprofile-use): Add var flag_profile_use
5648 * coverage.c (coverage_begin_output): Do not open a gcno file for
5649 output only if -ftest-coverage is set.
5650 Do not add getpwd() to gcda file path.
5651 (build_gcov_info): Check the new flag
5652 flag_profile_datafile_relative_path.
5653 (coverage_init): Use profile_data_prefix.
5654 Read profile counter only if flag_profile_use is set.
5655 * opts.c (common_handle_option): New option fprofile-use=,
5656 fprofile-dir=, fprofile-generate=.
5657 * toplev.c (profile_data_prefix): New variable definition.
5658 * toplev.h (profile_data_prefix): New declaration.
5659 * doc/invoke.tex (Option Summary, Optimization Options):
5662 2008-03-31 James E. Wilson <wilson@tuliptree.org>
5664 * varasm.c (output_constant_pool_1): In LABEL_REF check,
5665 use tmp consistently.
5668 * config/ia64/div.md (recip_approx_rf): Use UNSPEC not DIV.
5669 * config/ia64/ia64.c (rtx_needs_barrier): Handle
5670 UNSPEC_FR_RECIP_APPROX_RES.
5671 * config/ia64/ia64.md (UNSPEC_FR_RECIP_APPROX_RES): Define.
5673 2008-03-31 Volker Reichelt <v.reichelt@netcologne.de>
5676 * c-decl.c (store_parm_decls_oldstyle): Skip invalid parameters.
5678 2008-03-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
5681 * fold-const.c (fold_indirect_ref_1): Support accessing non first
5682 element of the vector via a pointer.
5684 2008-03-31 Ian Lance Taylor <iant@google.com>
5686 * tlink.c (scan_linker_output): Look for symbol name in single quotes.
5688 2008-03-31 Jan Hubicka <jh@suse.cz>
5690 * builtins.c (expand_builtin_setjmp_receiver): Update call of
5691 get_arg_pointer_save_area.
5692 * expr.c (init_expr): Just clear out rtl.expr.
5693 * function.c (free_after_compilation): Clear out whole RTL structure.
5694 (get_func_frame_size): Merge into ...
5695 (get_frame_size): ... this one.
5696 (assign_stack_local_1): Merge into ...
5697 (assign_stack_local): ... this one.
5698 (expand_function_end): Update call of get_arg_pointer_save_area.
5699 (get_art_pointer_save_area): Remove cfun argument.
5700 * function.h (emit_status): regno_pointer_align does not need length
5701 attribute. Move x_regno_reg_rtx to ...
5702 (regno_reg_rtx): ... new global array.
5703 (reg_rtx_no, seq_stack, REGNO_POINTER_ALIGN): Update accestors.
5704 (pending_stack_adjust, inhibit_defer_pop, saveregs_value,
5705 apply_args_value, forced_labels, stack_pointer_delta):
5707 (struct varasm_status): Move here from varasm.c
5708 (struct rtl_data): New. Move here some fields from struct function.
5709 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
5710 frame_offset, stack_check_probe_note, arg_pointer_save_area,
5711 used_temp_slots avail_temp_slots, temp_slot_level,
5712 nonlocal_goto_handler_labels): Update accesstors.
5713 (rtl): New global variable.
5714 (struct function): Move some fileds to rtl_data.
5715 (get_arg_pointer_save_area): Update prototype.
5716 * emit-rtl.c (rtl): Declare.
5717 (regno_reg_rtx): Declare.
5718 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
5720 (gen_reg_rtx): Update.
5721 (init_virtual_regs): Do not tate emit_status argument.
5722 (init_emit): Do not allocate emit.
5723 * varasm.c (varasm_statuc): Move to function.h.
5724 (n_deferred_constatns): Update accestor.
5725 (init_varasm_status): Do not allocate varasm_status.
5726 (force_const_mem, get_pool_size, output_constant_pool): Update.
5727 * stmt.c (force_label_rtx): Do not use x_ prefixes.
5728 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
5730 2008-03-31 Zdenek Dvorak <ook@ucw.cz>
5732 PR rtl-optimization/35729
5733 * loop-invariant.c (check_maybe_invariant): Disallow volatile memory
5736 2008-03-31 H.J. Lu <hongjiu.lu@intel.com>
5739 * config/i386/i386.md (*movti_internal): Emit unaligned SSE
5740 load/store if memory is unaligned.
5741 (*movti_rex64): Likewise.
5743 * config/i386/predicates.md (misaligned_operand): New.
5745 2008-03-31 Andrew Pinski <pinskia@gmail.com>
5748 * tree-ssa-phiopt.c (conditional_replacement): Return early for
5751 2008-03-31 Jan Beulich <jbeulich@novell.com>
5753 * config/ia64/constraints.md: Add 'j' constraint.
5754 * config/ia64/ia64.md (movsi_internal): Add addp4 case.
5755 (movdi_internal): Likewise.
5757 2008-03-30 Volker Reichelt <v.reichelt@netcologne.de>
5760 * c-typeck.c (build_c_cast): Skip invalid fields in unions.
5762 2008-03-30 H.J. Lu <hongjiu.lu@intel.com>
5765 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Issue
5766 proper error message for the third argument on blendpd and
5769 * config/i386/sse.md (blendbits): New.
5770 (sse4_1_blendp<ssemodesuffixf2c>): Use it.
5772 2008-03-30 Eric Botcazou <ebotcazou@adacore.com>
5774 * fold-const.c (fold_binary) <BIT_IOR_EXPR>: Add missing conversions.
5776 2008-03-30 Richard Guenther <rguenther@suse.de>
5779 * fold-const.c (fold_sign_changed_comparison): Do leave
5780 conversions to base-types alone.
5782 2008-03-29 Andrew Pinski <andrew_pinski@playstation.sony.com>
5784 * config/rs6000/rs6000.c (rs6000_stack_info): Don't force saving of
5785 the link register if one altivec register is be saved.
5787 2008-03-30 Ben Elliston <bje@au.ibm.com>
5789 * final.c (final_scan_insn): Remove if (0) code.
5791 2008-03-28 Volker Reichelt <v.reichelt@netcologne.de>
5793 * c-parser.c (c_parser_next_token_is_keyword): Simplify.
5795 2008-03-28 H.J. Lu <hongjiu.lu@intel.com>
5797 * config/i386/sse.md (*and<mode>3): Pass <MODE>mode instead
5798 of V4SFmode to ix86_binary_operator_ok.
5800 2008-03-28 Uros Bizjak <ubizjak@gmail.com>
5802 * config/i386/i386.c (override_options): Initialize
5803 ix86_veclib_handler to ix86_veclibabi_svml when
5804 -mveclibabi=svml is used.
5805 (ix86_veclibabi_svml): New function for SVML ABI style
5806 vectorization support.
5807 * doc/invoke.texi (-mveclibabi) [svml]: Document new target option.
5809 2008-03-28 Rafael Espindola <espindola@google.com>
5811 * fold-const.c (tree_unary_nonnegative_warnv_p): Make it public.
5812 (tree_binary_nonnegative_warnv_p): Make it public.
5813 (tree_single_nonnegative_warnv_p): Make it public.
5814 (tree_invalid_nonnegative_warnv_p): Make it public.
5815 (tree_unary_nonzero_warnv_p): Make it public.
5816 (tree_binary_nonzero_warnv_p): Make it public
5817 (tree_single_nonzero_warnv_p): Make it public.
5818 * tree-vrp.c (vrp_evaluate_conditional_warnv_with_ops): New function.
5819 (extract_range_from_binary_expr): Split the expr argument.
5820 (extract_range_from_unary_expr): Split the expr argument.
5821 (extract_range_from_comparison): Split the expr argument.
5822 (extract_range_from_expr): Use the new aux functions.
5823 (vrp_evaluate_conditional_warnv): Use
5824 vrp_evaluate_conditional_warnv_with_ops.
5825 * tree.h (tree_unary_nonzero_warnv_p): Declare.
5826 (tree_binary_nonzero_warnv_p): Declare.
5827 (tree_single_nonzero_warnv_p): Declare.
5828 (tree_expr_nonzero_warnv_p): Declare.
5829 (tree_unary_nonnegative_warnv_p): Declare.
5830 (tree_binary_nonnegative_warnv_p): Declare.
5831 (tree_single_nonnegative_warnv_p): Declare.
5832 (tree_invalid_nonnegative_warnv_p): Declare.
5834 2008-03-28 Richard Guenther <rguenther@suse.de>
5836 PR tree-optimization/30317
5837 PR tree-optimization/30911
5838 PR tree-optimization/34793
5839 * tree-vrp.c (set_and_canonicalize_value_range): New function.
5840 (struct assert_locus_d): New member EXPR.
5841 (register_new_assert_for): Add EXPR parameter to support
5842 ASSERT_EXPR <name, expr OP limit>.
5843 (register_edge_assert_for_1): Adjust callers.
5844 (find_assert_locations): Likewise.
5845 (process_assert_insertions_for): Build condition from expression.
5846 (extract_range_from_assert): Handle ASSERT_EXPRs
5847 of the form ASSERT_EXPR <name, expr OP limit>.
5848 (register_edge_assert_for_2): New helper registering
5849 asserts for comparisons. Recognize range tests of the form
5850 (unsigned)i - CST1 OP CST2.
5851 (register_edge_assert_for_1): Use it.
5852 (register_edge_assert_for): Likewise.
5853 (needs_overflow_infinity): Integer sub-types
5854 do not need overflow infinities.
5855 (vrp_val_is_max): The extreme values of integer sub-types
5856 are those of the base type.
5857 (vrp_val_is_min): Likewise.
5858 * tree.def (ASSERT_EXPR): Document extra allowed conditional
5861 2008-03-28 Nick Clifton <nickc@redhat.com>
5864 * config/mn10300/mn10300.c (mn10300_secondary_reload_class):
5865 Return GENERAL_REGS for stack adjustment reloads.
5867 2008-03-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
5870 * config/rs6000/rs6000.c (rs6000_expand_vector_init): Create a
5871 const_vector when all the vectors are constant.
5873 2008-03-27 Bob Wilson <bob.wilson@acm.org>
5875 * config/xtensa/xtensa.c (gen_float_relational): Handle unordered
5877 * config/xtensa/xtensa.md (any_cond): Add unordered comparisons.
5878 (any_scc_sf): Add uneq, unlt, unle and unordered operators.
5880 (s<code>_sf): Use new scc_sf attribute for opcode names.
5882 2008-03-27 Tom Tromey <tromey@redhat.com>
5884 * doc/sourcebuild.texi, doc/install.texi, configure, aclocal.m4,
5885 configure.ac, Makefile.in, config/t-darwin, config/m32c/t-m32c,
5886 config/spu/t-spu-elf, config/i386/t-interix,
5887 config/i386/t-cygming, config/i386/x-i386, config/i386/t-cygwin,
5888 config/i386/x-darwin, config/i386/x-mingw32,
5889 config/i386/t-netware, config/i386/x-cygwin, config/i386/t-nwld,
5890 config/sh/t-sh, config/sh/t-symbian, config/x-linux,
5891 config/t-sol2, config/x-hpux, config/x-darwin, config/ia64/t-ia64,
5892 config/x-solaris, config/t-vxworks, config/m68k/t-uclinux,
5893 config/rs6000/x-rs6000, config/rs6000/x-darwin64,
5894 config/rs6000/x-darwin, config/rs6000/t-rs6000,
5895 config/score/t-score-elf, config/arm/t-strongarm-pe,
5896 config/arm/t-pe, config/arm/t-arm, config/arm/t-wince-pe,
5897 config/v850/t-v850, config/v850/t-v850e, config/bfin/t-bfin-linux:
5898 Revert automatic dependency patch.
5900 2008-03-27 H.J. Lu <hongjiu.lu@intel.com>
5903 * config/i386/i386.c (ix86_function_arg_boundary): Align
5904 decimal floating point to its natural boundary.
5906 2008-03-27 Richard Guenther <rguenther@suse.de>
5909 * fold-const.c (fold_comparison): Restrict distinct decl
5910 comparison folding to VAR_DECLs and PARM_DECLs. Do not
5911 solely rely on operand_equal_p.
5913 2008-03-27 Richard Guenther <rguenther@suse.de>
5916 * c-common.c (handle_weak_attribute): Reject combination of
5919 2008-03-27 Richard Guenther <rguenther@suse.de>
5921 PR tree-optimization/32810
5922 * tree-ssa-ccp.c (get_symbol_constant_value): Strip useless
5923 conversions from DECL_INITIAL.
5924 (fold_const_aggregate_ref): Likewise from constructor elements.
5926 2008-03-27 Zdenek Dvorak <ook@ucw.cz>
5928 * tree-affine.h (aff_combination_expand): Declare.
5929 (get_inner_reference_aff): Likewise.
5930 * tree-affine.c (aff_combination_expand): Split out from
5931 tree_to_aff_combination_expand.
5932 (get_inner_reference_aff): New function.
5933 * tree-parloops.c (loop_parallel_p): Free vectorizer info.
5934 * tree-ssa-loop-im.c: Include tree-affine.h and pointer-set.h.
5935 (struct lim_aux_data): sm_done field removed.
5936 (mem_ref_loc_p, mem_ref_locs_p): New types.
5937 (struct mem_ref): Added id, stored, accesses_in_loop,
5938 indep_loop, dep_loop, indep_ref, dep_ref fields.
5939 Removed is_stored, locs and next fields.
5940 (memory_accesses): New variable.
5941 (movement_possibility): Do not allow moving statements
5942 that store to memory.
5943 (outermost_indep_loop, simple_mem_ref_in_stmt, mem_ref_in_stmt):
5945 (determine_max_movement): For statements with memory references,
5946 find the outermost loop in that the reference is independent.
5947 (move_computations_stmt): Mark the virtual operands for renaming.
5948 (memref_free, mem_ref_alloc, mem_ref_locs_alloc, mark_ref_stored,
5949 gather_mem_refs_stmt, gather_mem_refs_in_loops, vtoe_hash, vtoe_eq,
5950 vtoe_free, record_vop_access, get_vop_accesses, get_vop_stores,
5951 add_vop_ref_mapping, create_vop_ref_mapping_loop,
5952 create_vop_ref_mapping, analyze_memory_references,
5953 cannot_overlap_p, mem_refs_may_alias_p, rewrite_mem_ref_loc,
5954 get_all_locs_in_loop, ref_always_accessed_p,
5955 refs_independent_p, record_indep_loop, ref_indep_loop_p_1,
5956 ref_indep_loop_p, can_sm_ref_p, find_refs_for_sm,
5957 store_motion_loop, store_motion): New functions.
5958 (struct vop_to_refs_elt): New type.
5959 (record_mem_ref_loc, free_mem_ref_locs, rewrite_mem_refs,
5960 memref_hash, memref_eq, hoist_memory_references): Rewritten.
5961 (schedule_sm): Replaced by...
5962 (execute_sm): ... this.
5963 (determine_lsm_ref, hoist_memory_references,
5964 loop_suitable_for_sm, gather_mem_refs_stmt, gather_mem_refs,
5965 find_more_ref_vops, free_mem_ref, free_mem_refs,
5966 determine_lsm_loop, determine_lsm): Removed.
5967 (tree_ssa_lim_finalize): Free data structures used by store motion.
5968 (tree_ssa_lim): Call analyze_memory_references. Use
5969 store_motion instead of determine_lsm.
5971 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
5973 * config.cc (m68hc11, m6811, m68hc12, m6812): Add usegas.h,
5974 rename tmake_file to m68hc11/t-m68hc11.
5975 (mcore): Set inhibit_libc to true.
5976 * config.host (alpha*-dec-*vms*): Set extra_programs.
5977 (interix3*): Don't use host_xmake_file.
5978 * configure.ac: Let config.gcc override inhibit_libc.
5979 * configure: Regenerate.
5981 * config/alpha/x-vms (EXTRA_PROGRAMS): Remove.
5982 * config/t-openbsd-thread: Remove commented out lines.
5984 * config/x-interix: Remove.
5986 * config/m68hc11/t-m68hc11-gas: Rename to...
5987 * config/m68hc11/t-m68hc11: ... this. Remove T_CPPFLAGS.
5989 * config/mcore/t-mcore: Remove T_CFLAGS.
5990 * config/mcore/t-mcore-pe: Likewise.
5992 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
5994 * configure.ac: Replace custom __GNU_SOURCE test with
5995 AC_USE_SYSTEM_EXTENSIONS. Move it earlier.
5996 * aclocal.m4: Regenerate.
5997 * configure: Regenerate.
5998 * config.in: Regenerate.
6000 2008-03-27 Richard Guenther <rguenther@suse.de>
6002 * fold-const.c (target.h): Include.
6003 (fold_comparison): Fold comparison of addresses of decls
6004 that bind locally or of constants. Consolidate address folding code.
6005 * tree-vrp.c (operand_less_p): Deal with non-INTEGER_CST
6006 results from fold_binary_to_constant.
6007 (compare_values_warnv): Likewise.
6009 2008-03-27 Andrew Pinski <pinskia@gmail.com>
6012 * fold-const.c (fold_truthop): Check for integeral types when folding
6013 a == 0 && b == 0 and a != 0 || b != 0 .
6015 2008-03-26 Eric Botcazou <ebotcazou@adacore.com>
6017 * tree.c (get_unwidened): Remove code fiddling with COMPONENT_REF.
6019 2008-03-26 Andreas Schwab <schwab@suse.de>
6021 * doc/invoke.texi: Fix use of @item vs. @itemx.
6023 2008-03-26 Tom Tromey <tromey@redhat.com>
6025 * Makefile.in (build/gensupport.o, build/print-rtl.o,
6026 build/read-rtl.o, build/rtl.o, build/gencondmd.o, build/genattr.o,
6027 build/genattrtab.o, build/genautomata.o, build/gencheck.o,
6028 build/gencodes.o, build/genconditions.o, build/genconfig.o,
6029 build/genconstants.o, build/genemit.o, build/genextract.o,
6030 build/genflags.o, build/genmddeps.o, build/genopinit.o,
6031 build/genoutput.o, build/genpeep.o, build/genrecog.o): Depend on
6034 2008-03-26 Richard Guenther <rguenther@suse.de>
6037 2008-03-26 Richard Guenther <rguenther@suse.de>
6039 * fold-const.c (target.h): Include.
6040 (fold_comparison): Fold comparison of addresses of two decls
6041 that bind locally. Consolidate address folding code.
6043 2008-03-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6045 * builtins.c (expand_builtin_pow, fold_builtin_cabs,
6046 fold_builtin_sqrt, fold_builtin_cbrt, fold_builtin_logarithm,
6047 fold_builtin_hypot, fold_builtin_pow): Remove uses of dconst3,
6048 dconstsqrt2, dconstthird, dconste and/or dconst10.
6049 * config/i386/i386.c (ix86_emit_swsqrtsf): Likewise.
6050 * emit-rtl.c (dconst3, dconst10, dconstm2, dconstthird,
6051 dconstsqrt2, dconste): Delete.
6052 (init_emit_once): Likewise. Simplify initializing dconstm1.
6054 * real.c (get_real_const): New.
6055 * real.h (dconst3, dconst10, dconstm2, dconstthird,
6056 dconstsqrt2, dconste): Delete.
6057 (real_value_const, get_real_const): New.
6059 2008-03-26 H.J. Lu <hongjiu.lu@intel.com>
6061 * config/i386/cygming.h (BIGGEST_ALIGNMENT): Removed.
6063 * config/i386/i386.c (ix86_function_arg_boundary): Check
6064 BIGGEST_ALIGNMENT instead of 128.
6065 (setup_incoming_varargs_64): Likewise.
6067 2008-03-26 Tom Tromey <tromey@redhat.com>
6069 * Makefile.in (DEPFILES): Add missing '/'.
6071 2008-03-26 Richard Guenther <rguenther@suse.de>
6073 * fold-const.c (target.h): Include.
6074 (fold_comparison): Fold comparison of addresses of two decls
6075 that bind locally. Consolidate address folding code.
6077 2008-03-26 Nick Clifton <nickc@redhat.com>
6080 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p): Do
6081 not allow INT+INT as a legitimate addressing mode.
6083 2008-03-26 Richard Guenther <rguenther@suse.de>
6085 * tree-flow.h (widen_bitfield): Remove declaration.
6086 * tree-ssa-ccp.c (visit_assignment): Remove unneeded code.
6087 (widen_bitfield): Remove function.
6088 * tree-ssa-dom.c (record_equivalences_from_stmt): Remove unneeded
6091 2008-03-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
6094 * config/rs6000/rs6000-c.c (rs6000_builtin_type_compatible): Handle
6097 2008-03-25 Richard Sandiford <rsandifo@nildram.co.uk>
6099 PR rtl-optimization/35232
6100 * reload1.c (reg_reloaded_call_part_clobbered): Clarify comment.
6101 (forget_old_reloads_1, forget_marked_reloads): Don't clear
6102 reg_reloaded_call_part_clobbered here.
6103 (reload_regs_reach_end_p): New function.
6104 (reload_reg_rtx_for_input): New variable.
6105 (reload_reg_rtx_for_output): Likewise.
6106 (emit_input_reload_insns): Use reloadreg rather than rl->reg_rtx
6107 when reassigning a pseudo register. Load reloadreg from
6108 reload_reg_rtx_for_input, moving the mode and register
6110 (do_input_reload): ...here. Use the mode-adjusted reg_rtx
6111 instead of the original when deciding whether an input reload
6112 would be a no-op or whether an output reload can be deleted.
6113 (emit_output_reload_insns): Use the mode-adjusted reg_rtx
6114 when setting up new_spill_reg_store. Load it from
6115 reload_reg_rtx_for_output, moving the mode and register
6117 (do_output_reload): ...here. Use the mode-adjusted reg_rtx
6118 instead of the original when deciding whether an output reload
6119 would be a no-op. Do the same when modifying insn notes.
6120 Use rtx_equal_p instead of == to compare the registers.
6121 (inherit_piecemeal_p): Take a mode and two register numbers
6123 (emit_reload_insns): Clear new_spill_reg_store for every hard
6124 register in the reload register. Remove spill registers
6125 from reg_reloaded_valid before considering whether to record
6126 inheritance information for them. Use reload_reg_rtx_for_output
6127 instead of reg_rtx when recording output reloads. Use
6128 reload_reg_rtx_for_input instead of reg_rtx when recording
6129 input reloads. Set or clear reg_reloaded_call_part_clobbered
6130 at the same time as setting reg_reloaded_valid.
6131 (delete_output_reload): Add a new_reload_reg parameter and use it
6132 instead of rld[j].reg_rtx.
6133 (emit_input_reload_insns, do_input_reload, do_output_reload): Adjust
6136 2008-03-25 Tom Tromey <tromey@redhat.com>
6138 * Makefile.in (build/gensupport.o): Depend on insn-modes.h.
6139 (build/genattr.o): Likewise.
6140 (build/genattrtab.o): Likewise.
6141 (build/gencodes.o): Likewise.
6142 (build/genconfig.o): Likewise.
6143 (build/genconstants.o): Likewise.
6144 (build/genemit.o): Likewise.
6145 (build/genextract.o): Likewise.
6146 (build/genflags.o): Likewise.
6148 2008-03-25 Bob Wilson <bob.wilson@acm.org>
6150 * config/xtensa/xtensa.c (xtensa_va_start): Use build_int_cst
6151 instead of size_int for integer types.
6152 (xtensa_gimplify_va_arg_expr): Likewise. Convert index to sizetype
6153 to match type of MINUS_EXPR.
6155 2008-03-25 Tom Tromey <tromey@redhat.com>
6157 * configure: Rebuilt.
6158 * configure.ac (BUILD_DEPMODE): Extract CCDEPMODE from temporary
6161 2008-03-25 Tom Tromey <tromey@redhat.com>
6163 * config/x-solaris (host-solaris.o): Update.
6164 * config/x-linux (host-linux.o): Update.
6165 * config/x-hpux (host-hpux.o): Update.
6166 * config/x-darwin (host-darwin.o): Update.
6167 * config/v850/t-v850e (v850-c.o): Update.
6168 * config/v850/t-v850 (v850-c.o): Update.
6169 * config/t-vxworks (vxworks.o): Update.
6170 * config/t-sol2 (sol2-c.o, sol2.o): Update.
6171 * config/t-darwin (darwin.o, darwin-c.o, darwin-driver.o): Update.
6172 * config/spu/t-spu-elf (spu-c.o): Update.
6174 * config/sh/t-symbian (sh-c.o): Update.
6175 (symbian.o): Update.
6176 * config/sh/t-sh (sh-c.o): Update.
6177 * config/score/t-score-elf (score7.o, score3.o): Update.
6178 * config/rs6000/x-rs6000 (driver-rs6000.o): Update.
6179 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Update.
6180 * config/rs6000/x-darwin (host-ppc-darwin.o): Update.
6181 * config/rs6000/t-rs6000 (rs6000-c.o): Update.
6183 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
6184 * config/m32c/t-m32c (m32c-pragma.o): Update.
6185 * config/ia64/t-ia64 (ia64-c.o): Update.
6186 * config/i386/x-mingw32 (host-mingw32.o): Update.
6187 * config/i386/x-i386 (driver-i386.o): Update.
6188 * config/i386/x-darwin (host-i386-darwin.o): Update.
6189 * config/i386/x-cygwin (host-cygwin.o): Update.
6190 * config/i386/t-nwld (nwld.o): Update.
6191 * config/i386/t-netware (netware.o): Update.
6192 * config/i386/t-interix (winnt.o): Update.
6193 * config/i386/t-cygwin (cygwin1.o, cygwin2.o): Update.
6194 * config/i386/t-cygming (winnt.o, winnt-cxx.o, winnt-stubs.o,
6195 msformat-c.o): Update.
6196 * config/bfin/t-bfin-linux (generated_files): Add
6197 linux-sysroot-suffix.h.
6198 * config/arm/t-wince-pe (pe.o): Update.
6199 * config/arm/t-strongarm-pe (pe.o): Update.
6200 * config/arm/t-pe (pe.o): Update.
6201 * config/arm/t-arm (arm-c.o): Update.
6202 * doc/install.texi (Prerequisites): Require make 3.80.
6203 * Makefile.in: Remove .o targets.
6204 (CCDEPMODE, DEPDIR, depcomp, BUILD_DEPMODE): New variables.
6205 (OBSTACK_H, FIBHEAP_H, PARTITION_H, MD5_H, BCONFIG_H): Remove.
6206 (simple_generated_h, simple_generated_c): Move earlier.
6207 (generated_files): New variable.
6208 (TARGET_H, MACHMODE_H, HOOKS_H, HOSTHOOKS_DEF_H, LANGHOOKS_DEF_H,
6209 TARGET_DEF_H, RTL_BASE_H, RTL_H, PARAMS_H, BUILTINS_DEF, TREE_H,
6210 BASIC_BLOCK_H, GCOV_IO_H, COVERAGE_H, DEMANGLE_H, RECOG_H,
6211 ALIAS_H, EMIT_RTL_H, FLAGS_H, FUNCTION_H, EXPR_H, OPTABS_H,
6212 REGS_H, RA_H, RESOURCE_H, SCHED_INT_H, INTEGRATE_H, CFGLAYOUT_H,
6213 CFGLOOP_H, IPA_UTILS_H, IPA_REFERENCE_H, IPA_TYPE_ESCAPE_H,
6214 CGRAPH_H, DF_H, RESOURCE_H, DDG_H, GCC_H, GGC_H, TIMEVAR_H,
6215 INSN_ATTR_H, C_COMMON_H, C_PRAGMA_H, C_TREE_H, SYSTEM_H,
6216 PREDICT_H, DECNUM_H, MKDEPS_H, SYMTAB_H, TREE_DUMP_H,
6217 TREE_GIMPLE_H, TREE_FLOW_H, TREE_SSA_LIVE_H, PRETTY_PRINT_H,
6218 DIAGNOSTIC_H, C_PRETTY_PRINT_H, SCEV_H, LAMBDA_H, TREE_DATA_REF_H,
6219 VARRAY_H, TREE_INLINE_H, REAL_H, DBGCNT_H, EBIMAP_H): Remove.
6221 (COMPILE.base, COMPILE): New variables.
6222 (%.o): New pattern rule.
6223 (ALL_HOST_OBJS): New variable.
6224 (xgcc$(exeext), cpp$(exeext)): Remove extra version.o.
6225 (dummy-checksum.o, cc1-checksum.o): Remove.
6226 (DRIVER_SHLIB): New variable.
6227 (DRIVER_DEFINES): Use it.
6228 (gencondmd.c): Move out of build/.
6229 (s-conditions): Update.
6230 (BUILDCOMPILE.base, BUILDCOMPILE): New variables.
6231 (ALL_BUILD_OBJS): Likewise.
6232 (build/%.o): Use BUILDCOMPILE.
6233 (build/ggc-none.o, build/ggc-none.o, build/min-insn-modes.o,
6234 build/print-rtl.o, build/read-rtl.o, build/rtl.o, build/vec.o,
6235 build/gencondmd.o, build/genattrtab.o, build/genautomata.o,
6236 build/gencheck.o, build/gencodes.o, build/genconditions.o,
6237 build/genconfig.o, build/genconstants.o, build/genemit.o,
6238 build/genextract.o, build/genflags.o, build/genmddeps.o,
6239 build/genopinit.o, build/genoutput.o, build/genpeep.o,
6240 build/genpreds.o, build/genrecog.o, build/gcov-iov.o,
6241 build/gen-protos.o, build/scan.o, build/fix-header.o,
6242 build/scan-decls.o): Simplify.
6243 (collect2.o, c-opts.o, gcc.o, gccspec.o, gcc-options.o,
6244 cppdefault.o, protoize.o, unprotoize.o, intl.o, version.o,
6245 prefix.o, toplev.o): Reduce to variable setting.
6246 (libbackend.o): Use COMPILE. Remove most dependencies. Move later.
6247 ($(out_object_file), gcc-options.o): New targets.
6248 ($(ALL_HOST_OBJS)): New target. Include dependency files.
6249 * configure: Rebuilt.
6250 * configure.ac: Call ZW_CREATE_DEPDIR, ZW_PROG_COMPILER_DEPENDENCIES.
6251 * doc/sourcebuild.texi (Front End Directory): Document new variable.
6253 2008-03-25 Douglas Gregor <doug.gregor@gmail.com>
6255 * c-common.c (c_sizeof_or_alignof_type): If we're not allowed to
6256 complain when we hit an error, return ERROR_MARK_NODE.
6258 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
6260 * config/sh/constraints.md (Pso, Psz): New constraints.
6261 * config/sh/sh.c (print_operand): Add %V and %W operand codes.
6262 * config/sh/sh.md (*andsi3_bclr, *iorsi3_bset): New insns.
6264 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
6266 * config/sh/sh.c (sh_expand_t_scc): Emit movrt for SH2A if possible.
6267 * config/sh/sh.md (xorsi3_movrt, movrt): New insns.
6269 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
6271 * config/sh/sh.md (prefetch): Add condition for SH2A target.
6272 (prefetch_sh2a): New.
6274 2008-03-25 Jayant Sonar <Jayant.sonar@kpitcummins.com>
6275 Naveen.H.S <naveen.hs@kpitcummins.com>
6277 * config/sh/constraints.md (I28): New constraint.
6278 * config/sh/sh.c (broken_move): Add support for movi20s.
6279 * config/sh/sh.md (movsi_ie): Add the alternative for movi20s.
6281 2008-03-25 Anil Paranjape <anil.paranjape@kpitcummins.com>
6282 Jayant Sonar <Jayant.sonar@kpitcummins.com>
6283 Naveen.H.S <naveen.hs@kpitcummins.com>
6285 * config/sh/sh.c (SH_ATTRIBUTES): Define.
6286 (SYMBOL_FLAG_FUNCVEC_FUNCTION): Define.
6287 (print_operand): Handle resbank in %@ operand code.
6288 (sh_encode_section_info): New.
6289 (push_regs): Add conditions for resbank.
6290 (sh_expand_epilogue): Likewise.
6291 (sh_insert_attributes): Likewise.
6292 (sh_attribute_table): Likewise.
6293 (sh_handle_resbank_handler_attribute): New.
6294 (sh2a_handle_function_vector_handler_attribute): New.
6295 (sh2a_is_function_vector_call): New.
6296 (sh2a_get_function_vector_number): New.
6297 (sh2a_function_vector_p): New.
6298 (sh_cfun_resbank_handler_p): New.
6299 * config/sh/sh.md (calli): Emit jsr/n if possible.
6300 (calli_tbr_rel): New.
6301 (calli_pcrel): Emit jsr/n if possible.
6302 (return_i): Emit rts/n if possible.
6303 (call_valuei_tbr_rel): New.
6304 (call_valuei_pcrel): Add condition for SH2A target.
6305 (call_value): Likewise.
6306 * config/sh/sh-protos.h (sh_cfun_resbank_handler_p): Declare.
6307 (sh2a_get_function_vector_number): Likewise.
6308 (sh2a_is_function_vector_call): Likewise.
6309 * doc/extend.texi: Document TBR relative addressing of SH2A.
6310 (resbank): Add description for SH2A.
6312 2008-03-24 Richard Guenther <rguenther@suse.de>
6315 * gimplify.c (gimplify_modify_expr): For frontend type-correct
6316 pointer assignments change conversions according to middle-end rules.
6317 (gimplify_modify_expr_rhs): Deal with NULL TARGET_EXPR_INITIAL.
6318 * configure.ac: Include type checking in yes.
6319 * configure: Regenerate.
6321 2008-03-24 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6323 * diagnostic.c (diagnostic_count_diagnostic): Delete.
6324 (diagnostic_report_diagnostic): Update. Handle ICEs here.
6326 2008-03-24 Nathan Sidwell <nathan@codesourcery.com>
6328 * gthr-vxworks.h (UNUSED): Define.
6330 2008-03-23 H.J. Lu <hongjiu.lu@intel.com>
6332 * config/i386/i386.h (STATIC_CHAIN_REGNUM): Use R10_REG and CX_REG.
6334 2008-03-23 Zuxy Meng <zuxy.meng@gmail.com>
6336 * doc/extend.texi (Function Attributes): Add missing comma in the
6337 example of the "alloc_size" attribute.
6339 2008-03-23 Uros Bizjak <ubizjak@gmail.com>
6342 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
6344 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
6347 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
6350 * stor-layout.c (update_alignment_for_field): Set minimum alignment
6351 of the underlying type of a MS bitfield layout to the natural
6352 alignment of the type.
6354 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
6356 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
6357 to their natural alignment to avoid store forwarding stalls.
6359 2008-03-22 Richard Guenther <rguenther@suse.de>
6361 * tree-cfg.c (verify_expr): Recurse again for invariant addresses.
6362 For PHI nodes verify the address is invariant.
6363 * tree-ssa-ccp.c (ccp_decl_initial_min_invariant): Remove.
6364 (get_symbol_constant_value): Use is_gimple_min_invariant.
6365 (maybe_fold_stmt_indirect): Likewise.
6367 2008-03-22 Richard Sandiford <rsandifo@nildram.co.uk>
6369 PR rtl-optimization/33927
6370 * Makefile.in (dse.o): Depend on $(TM_P_H).
6371 * expr.h (extract_low_bits): Declare.
6372 * expmed.c (extract_low_bits): New function.
6373 * rtlhooks.c (gen_lowpart_general): Generalize SUBREG handling.
6374 * dse.c: Include tm_p.h.
6375 (find_shift_sequence): Remove the read_reg argument and return the
6376 read value. Emit the instructions instead of returning them.
6377 Iterate on new_mode rather than calculating it each time.
6378 Check MODES_TIEABLE_P. Use simplify_gen_subreg to convert the
6379 source to NEW_MODE and extract_low_bits to convert the shifted
6381 (replace_read): Allow the load and store to have different mode
6382 classes. Use extract_low_bits when SHIFT == 0. Create the shift
6383 or extraction instructions before trying the replacement. Update
6384 dump-file code accordingly, avoiding use of REGNO (store_info->rhs).
6386 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
6388 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
6389 to their natural alignment to avoid store forwarding stalls.
6391 2008-03-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
6394 * config/rs6000/rs6000.md (floatdidf2): Discouraging fprs and
6395 encouraging but not allowing gprs for input;
6396 change the input constraint to !f#r.
6397 (fix_truncdfdi2): Discouraging fprs and encouraging but not allowing
6399 change the output constraint to !f#r.
6401 2008-03-21 Uros Bizjak <ubizjak@gmail.com>
6404 * config/i386/i386.md ("*floatunssi<mode2>_1"): New pattern with
6405 corresponding post-reload splitters.
6406 ("floatunssi<mode>2"): Expand to unsigned_float x87 insn pattern
6407 when x87 FP math is selected.
6408 * config/i386/i386-protos.h (ix86_expand_convert_uns_sixf_sse):
6409 New function prototype.
6410 * config/i386/i386.c (ix86_expand_convert_uns_sixf_sse): New
6411 unreachable function to ease macroization of insn patterns.
6413 2008-03-21 Martin Jambor <mjambor@suse.cz>
6415 * tree-data-ref.c (dump_data_dependence_relation): Avoid data
6416 reference dumps if ddr is NULL or dependence is unknown.
6418 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
6420 * config/sh/linux-atomic.asm (ATOMIC_TEST_AND_SET): Take
6421 unsigned extension into account.
6422 (ATOMIC_COMPARE_AND_SWAP): Likewise.
6423 (ATOMIC_FETCH_AND_OP, ATOMIC_FETCH_AND_COMBOP): Likewise.
6424 Do computations on a scratch register.
6426 2008-03-21 Richard Guenther <rguenther@suse.de>
6428 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
6429 Use is_gimple_min_invariant instead of TREE_INVARIANT.
6430 * tree-ssa-loop-ivopts.c (force_expr_to_var_cost): Likewise.
6431 * tree-ssa-dom.c (record_equality): Likewise.
6432 * tree-inline.c (copy_body_r): Likewise.
6433 * tree-ssa-pre.c (make_values_for_stmt): Remove test for
6436 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
6438 * config/sh/sh.c (split_branches): Pass zero to redirect_jump
6439 as 'delete_unused' argument.
6441 2008-03-20 Richard Guenther <rguenther@suse.de>
6443 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
6444 special casing of constant qualifiers.
6445 * tree-ssa.c (useless_type_conversion_p_1): Instead do not
6446 care about them in general.
6447 * tree-ssa-ccp.c (ccp_fold): Addresses are constant or not
6448 regardless of their type.
6449 (fold_stmt_r): Forcefully fold *& if we end up with that.
6451 2008-03-20 Paul Brook <paul@codesourcery.com>
6453 * config.gcc (arm*-*-uclinux*): Remove duplicate arm/uclinux-elf.h.
6454 * config/arm/uclinux-eabi.h (SUBTARGET_EXTRA_LINK_SPEC): Add extra
6456 * config/arm/bpabi.h (SUBTARGET_EXTRA_LINK_SPEC): Provide default
6458 (LINK_SPEC): Use SUBTARGET_EXTRA_LINK_SPEC.
6459 * config/arm/unwind-arm.h (_Unwind_decode_target2): Add uClinux.
6461 2008-03-20 Volker Reichelt <v.reichelt@netcologne.de>
6463 * common.opt (Wmudflap): New option.
6464 * tree-mudflap.c (mf_xform_derefs_1): Guard warning by OPT_Wmudflap.
6465 (mx_register_decls): Likewise.
6466 (mudflap_finish_file): Likewise.
6467 * doc/invoke.texi: Document -Wno-mudflap.
6469 2008-03-20 Kai Tietz <kai.tietz@onevision.com>
6471 * c-format.c (replace_format_name_to_system_name): New.
6473 (convert_format_name_to_system_name): New.
6474 (decode_format_attr): Add use of convert_format_name_to_system_name.
6475 (format_types_orig): Add gnu_ prefix to names.
6476 (check_format_info_main): Special treating of \0 escaped names for
6477 supporting multi-character format specifiers as I32, I64.
6478 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): Use of user defined attributes.
6479 (gnu_target_overrides_format_attributes): New.
6480 * c-format.h: Add structure target_ovr_attr to hold
6481 system specific formatter names.
6482 * config.gcc: Add for x86&x86_64 cygwin and mingw32 targets the
6483 msformat-c.o file to c_target_objs and cxx_target_objs.
6484 * config/i386/mingw32.h (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
6485 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES_COUNT): New.
6486 (TARGET_N_FORMAT_TYPES): New.
6487 * config/i386/msformat-c.c: New.
6488 * config/i386/t-cygming: Add build rule for msformat-c.o.
6489 * doc/extend.texi: Add new format names gnu_* and ms_* and
6491 * doc/tm.texi: (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
6493 2008-03-20 Ira Rosen <irar@il.ibm.com>
6495 * doc/invoke.texi (-O3): Add -ftree-vectorize to the list of
6496 optimizations turned on under -O3.
6497 (ftree-vectorize): Add that the flag is turned on with -O3.
6499 2008-03-20 Ben Elliston <bje@au.ibm.com>
6501 * regmove.c (try_auto_increment): Fix spelling error in comment.
6502 * final.c (final_scan_insn): Likewise.
6504 2008-03-20 Uros Bizjak <ubizjak@gmail.com>
6507 * config/i386/mmx.md (*mov<mode>_internal_rex64"): Adjust register
6508 allocator preferences for "y" and "r" class registers.
6509 ("*mov<mode>_internal"): Ditto.
6510 ("*movv2sf_internal_rex64"): Ditto.
6511 ("*movv2sf_internal"): Ditto.
6513 2008-03-19 Michael Matz <matz@suse.de>
6516 * calls.c (expand_call): Check overlap of arguments with call
6517 address for sibcalls.
6519 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
6522 * stor-layout.c (update_alignment_for_field): Set minimum alignment
6523 of the underlying type of a MS bitfield layout to the natural
6524 alignment of the type.
6526 2008-03-19 Jan Hubicka <jh@suse.cz>
6529 * toplev.c (decode_d_option): Handle all CPP flags.
6530 * tree-vrp.c: Update tree_pass descriptors.
6531 * regrename.c: Update tree_pass descriptors.
6532 * fwprop.c: Update tree_pass descriptors.
6533 * doc/invoke.texi: Remove documentation of dropped -d? flags.
6534 * tree-into-ssa.c: Update tree_pass descriptors.
6535 * tree-dump.c: Update tree_pass descriptors.
6536 * tree-complex.c: Update tree_pass descriptors.
6537 * tree-dump.h: Update tree_pass descriptors.
6538 * see.c: Update tree_pass descriptors.
6539 * cgraphbuild.c: Update tree_pass descriptors.
6540 * tracer.c: Update tree_pass descriptors.
6541 * tree-loop-distribution.c: Update tree_pass descriptors.
6542 * cgraph.c: Update tree_pass descriptors.
6543 * postreload-gcse.c: Update tree_pass descriptors.
6544 * postreload.c: Update tree_pass descriptors.
6545 * tree-ssa-loop-ch.c: Update tree_pass descriptors.
6546 * tree-tailcall.c: Update tree_pass descriptors.
6547 * tree-pass.h (tree_opt_pass): Rename to ...
6548 (opt_pass) ... this one; add "type" field and remove letter field.
6549 (gimple_opt_pass, rtl_opt_pass, simple_ipa_opt_pass): New.
6550 (execute_pass_list, execute_ipa_pass_list, all_passes, all_ipa_passes,
6551 all_lowering_passes): Update declaration.
6552 * ipa-cp.c: Update tree_pass descriptors.
6553 * final.c: Update tree_pass descriptors.
6554 * omp-low.c: Update tree_pass descriptors.
6555 * tree-ssa-dse.c: Update tree_pass descriptors.
6556 * ipa-reference.c: Update tree_pass descriptors.
6557 * tree-ssa-uncprop.c: Update tree_pass descriptors.
6558 * auto-inc-dec.c: Update tree_pass descriptors.
6559 * reorg.c: Update tree_pass descriptors.
6560 * cgraphunit.c: Update tree_pass descriptors.
6561 * tree-ssa-copyrename.c: Update tree_pass descriptors.
6562 * tree-ssa-ccp.c: Update tree_pass descriptors.
6563 * df-core.c: Update tree_pass descriptors.
6564 * mode-switching.c: Update tree_pass descriptors.
6565 * tree-nomudflap.c: Update tree_pass descriptors.
6566 * modulo-sched.c: Update tree_pass descriptors.
6567 * ipa-pure-const.c: Update tree_pass descriptors.
6568 * cse.c: Update tree_pass descriptors.
6569 * web.c: Update tree_pass descriptors.
6570 * tree-stdarg.c: Update tree_pass descriptors.
6571 * tree-ssa-math-opts.c: Update tree_pass descriptors.
6572 * tree-ssa-dom.c: Update tree_pass descriptors.
6573 * tree-nrv.c: Update tree_pass descriptors.
6574 * tree-ssa-alias.c: Update tree_pass descriptors.
6575 * loop-init.c: Update tree_pass descriptors.
6576 * gimple-low.c: Update tree_pass descriptors.
6577 * ipa-inline.c: Update tree_pass descriptors.
6578 * tree-ssa-sink.c: Update tree_pass descriptors.
6579 * global.c: Update tree_pass descriptors.
6580 * ifcvt.c: Update tree_pass descriptors.
6581 * jump.c: Update tree_pass descriptors.
6582 * predict.c: Update tree_pass descriptors.
6583 * tree-ssa-loop.c: Update tree_pass descriptors.
6584 * recog.c: Update tree_pass descriptors.
6585 * dse.c: Update tree_pass descriptors.
6586 * tree-ssa-ifcombine.c: Update tree_pass descriptors.
6587 * tree-eh.c: Update tree_pass descriptors.
6588 * regmove.c: Update tree_pass descriptors.
6590 * function.c: Update tree_pass descriptors.
6591 * tree-vectorizer.c: Update tree_pass descriptors.
6592 * gcse.c: Update tree_pass descriptors.
6593 * ipa-type-escape.c: Update tree_pass descriptors.
6594 * tree-if-conv.c: Update tree_pass descriptors.
6595 * init-regs.c: Update tree_pass descriptors.
6596 * ipa.c: Update tree_pass descriptors.
6597 * tree-ssa-phiopt.c: Update tree_pass descriptors.
6598 * rtl-factoring.c: Update tree_pass descriptors.
6599 * lower-subreg.c: Update tree_pass descriptors.
6600 * bt-load.c: Update tree_pass descriptors.
6601 * tree-dfa.c: Update tree_pass descriptors.
6602 * except.c: Update tree_pass descriptors.
6603 * emit-rtl.c: Update tree_pass descriptors.
6604 * cfgexpand.c: Update tree_pass descriptors.
6605 * tree-cfgcleanup.c: Update tree_pass descriptors.
6606 * cfgcleanup.c: Update tree_pass descriptors.
6607 * tree-ssa-pre.c: Update tree_pass descriptors.
6608 * tree-sra.c: Update tree_pass descriptors.
6609 * tree-mudflap.c: Update tree_pass descriptors.
6610 * tree-ssa-copy.c: Update tree_pass descriptors.
6611 * cfglayout.c: Update tree_pass descriptors.
6612 * tree-ssa-forwprop.c: Update tree_pass descriptors.
6613 * tree-ssa-dce.c: Update tree_pass descriptors.
6614 * tree-ssa.c: Update tree_pass descriptors.
6615 * regclass.c: Update tree_pass descriptors.
6616 * integrate.c: Update tree_pass descriptors.
6617 * tree-optimize.c: Update tree_pass descriptors.
6618 * tree-ssa-phiprop.c: Update tree_pass descriptors.
6619 * tree-object-size.c: Update tree_pass descriptors.
6620 * combine.c: Update tree_pass descriptors.
6621 * tree-outof-ssa.c: Update tree_pass descriptors.
6622 * bb-reorder.c: Update tree_pass descriptors.
6623 * stack-ptr-mod.c: Update tree_pass descriptors.
6624 * var-tracking.c: Update tree_pass descriptors.
6625 * tree-profile.c: Update tree_pass descriptors.
6626 * tree-vect-generic.c: Update tree_pass descriptors.
6627 * reg-stack.c: Update tree_pass descriptors.
6628 * sched-rgn.c: Update tree_pass descriptors.
6629 * tree-ssa-structalias.c: Update tree_pass descriptors.
6630 * tree-cfg.c: Update tree_pass descriptors.
6631 * passes.c (current_pass): Update declaration.
6632 (finish_optimization_passes): Update.
6633 (all_passes, all_ipa_passes, all_lowering_passes): Update declaration.
6634 (register_one_dump_file, register_dump_files_1, next_pass_1):
6636 (init_optimization_passes): Update handling of new types.
6637 (execute_one_pass, execute_pass_list, execute_ipa_pass_list): Update.
6638 * ipa-struct-reorg.c: Update tree_pass descriptors.
6639 * tree-ssa-reassoc.c: Update tree_pass descriptors.
6640 * combine-stack-adj.c: Update tree_pass descriptors.
6641 * cfgrtl.c: Update tree_pass descriptors.
6642 * dce.c: Update tree_pass descriptors.
6643 * tree-ssanames.c: Update tree_pass descriptors.
6645 2008-03-19 Richard Guenther <rguenther@suse.de>
6648 * tree-ssa.c (walk_data): New structure.
6649 (warn_uninitialized_var): If not always_executed warn with "maybe"
6651 (execute_early_warn_uninitialized): Compute post-dominators.
6652 Initialize always_executed before processing each basic block.
6654 2008-03-18 Mikulas Patocka <mikulas@artax.karlin.mff.cuni.cz>
6657 * config/i386/i386.c (x86_this_parameter): Calculate correct location
6658 of "this" pointer when "regparm = N" or "fastcall" is in effect.
6660 2008-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6662 * doc/include/texinfo.tex: Update to version 2008-03-17.10.
6664 2008-03-18 Paolo Bonzini <bonzini@gnu.org>
6666 * expr.c (store_expr): Assume lang_hooks.reduce_bit_field_operations
6668 (expand_expr_real_1) <REDUCE_BIT_FIELD>: Don't look at ignore.
6669 (expand_expr_real_1): Assume lang_hooks.reduce_bit_field_operations
6670 is true. Add "&& !ignore" condition to reduce_bit_field. Modify
6671 target after ignore has been set, and move there also the commputation
6672 of subtarget and original_target.
6673 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS): Delete.
6674 (LANG_HOOKS_INITIALIZER): Remove it.
6675 * langhooks.h (struct lang_hooks): Remove reduce_bit_field_operations.
6677 2008-03-18 Richard Guenther <rguenther@suse.de>
6679 * tree-ssa-sccvn.c (visit_reference_op_load): If the lookup
6680 found an expression with constants, note that in the VN for the lhs.
6681 * tree-ssa-pre.c (eliminate): Visit COND_EXPR statements and
6682 fold them to constants if possible. Run cleanup_cfg if done so.
6683 (execute_pre): Return todo.
6685 (execute_fre): Likewise.
6686 * tree-ssa-forwprop.c (can_propagate_from): Allow propagation
6688 (get_prop_source_stmt): Look through pointer conversions.
6690 2008-03-18 Jan Hubicka <jh@suse.cz>
6692 * tree-pretty-print.c: Include predict.h.
6693 (dump_generic_node): Dump predictor.
6694 * tree.h (PREDICT_EXPR_OUTCOME, PREDICT_EXPR_PREDICTION): Update.
6695 * tree-gimple.c (is_gimple_stmt): Add PREDICT_EXPR.
6696 * gimple-low.c (lower_stmt): Likewise.
6697 * expr.c (expand_expr_real): Likewise.
6698 * predict.c (tree_bb_level_predictions): Use PREDICT_EXPRs and remove
6700 (build_predict_expr, build_predict_expr): New.
6701 * predict.h (predictor_name, build_predict_expr): Update.
6702 * c-typeck.c (c_finish_bc_stmt): Add prediction.
6703 * gimplify.c (gimplify_expr): Add PREDICT_EXPR.
6704 * predict.def (PRED_CONTINUE): Update hitrate.
6705 * tree.def (PREDICT_EXPR): Define.
6706 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Mark PREDICT_EXPR;
6707 do not handle BIND_EXPR.
6708 * tree-inline.c (estimate_num_insns_1): PREDICT_EXPR is free.
6709 * tree-cfg.c (verify_gimple_stmt): PREDICT_EXPR is valid.
6710 * tree-ssa-operands.c (get_expr_operands): PREDICT_EXPR takes no
6713 2008-03-18 Michael Matz <matz@suse.de>
6715 * gcov-io.h (__gcov_merge_ior, __gcov_fork): Mark hidden.
6717 2008-03-18 Richard Guenther <rguenther@suse.de>
6719 * tree-gimple.h (is_gimple_invariant_address): Declare.
6720 (is_gimple_constant): Likewise.
6721 * tree-gimple.c (is_gimple_constant): New function.
6722 (is_gimple_invariant_address): Likewise.
6723 (is_gimple_min_invariant): Implement in terms of is_gimple_constant
6724 and is_gimple_invariant_address.
6725 * tree-ssa-loop-niter.c (expand_simple_operations): Revert
6727 * tree-data-ref.c (get_references_in_stmt): A SSA_NAME is not
6728 an addressable base.
6730 2008-03-18 Jakub Jelinek <jakub@redhat.com>
6733 * gimplify.c (gimplify_expr): Gimplify second operand of
6736 2008-03-17 Richard Guenther <rguenther@suse.de>
6738 PR tree-optimization/19637
6739 * fold-const.c (fold_unary): Remove restrictions of removing
6740 intermediate pointer-conversions (P2)(P1)P0.
6741 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Recover from
6742 conversion to void pointer.
6743 (get_maxval_strlen): Handle addresses of the form &(*p)[0].
6745 2008-03-16 James E. Wilson <wilson@tuliptree.org>
6748 * dbxout.c (dbxout_expand_expr, case VAR_DECL): Return NULL for
6749 emulated thread local variables.
6751 2008-03-16 Richard Guenther <rguenther@suse.de>
6754 * tree-ssa-loop-niter.c (expand_simple_operations): Do not
6755 expand TREE_INVARIANT operations that are not gimple invariant.
6757 2008-03-16 Hans-Peter Nilsson <hp@axis.com>
6759 * doc/extend.texi (Alignment): Say that the ABI controls
6760 the __alignof__ for non-strict-alignment targets rather
6761 than being a recommendation.
6763 2008-03-15 Paul Brook <paul@codesourcery.com>
6765 * config/arm/arm.c (arm_unwind_emit): Suppress unused unwinding
6767 (arm_output_fn_unwind): Mark functions that can not be unwound.
6769 2008-03-15 Paul Brook <paul@codesourcery.com>
6771 * config/arm/arm.c (arm_rtx_costs_1): Add costs for ARMv6 value
6772 extension instructions.
6774 2008-03-15 Richard Guenther <rguenther@suse.de>
6776 * tree-ssa-ccp.c (ccp_fold): Also read from constant values
6777 and fold constant aggregate refs.
6778 (fold_const_aggregate_ref): Handle string constants
6779 and constructors in ARRAY_REFs. Handle INDIRECT_REF.
6780 (evaluate_stmt): Simplify now that ccp_fold folds constant
6783 2008-03-15 Paul Brook <paul@codesourcery.com>
6785 * config/arm/arm.md (insv): Use gen_insv_t2 and gen_insv_zero.
6786 (extzv): Use gen_extzv_t2.
6787 (insv_t2, insv_zero, extv, extzv_t2): New patterns.
6789 2008-03-15 Richard Guenther <rguenther@suse.de>
6791 * tree-ssa-ccp.c (get_symbol_constant_value): Export.
6792 (fold_const_aggregate_ref): Likewise.
6793 (get_value): Return NULL if we don't have any values.
6794 (ccp_finalize): Set const_val to NULL after freeing it.
6795 * tree-flow.h (get_symbol_constant_value): Declare.
6796 (fold_const_aggregate_ref): Likewise.
6797 * tree-ssa-sccvn.c (try_to_simplify): Use them.
6799 2008-03-15 Richard Guenther <rguenther@suse.de>
6802 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Make sure
6803 to not produce negative array indices if not allowed. Add
6804 parameter to indicate that.
6805 (maybe_fold_offset_to_component_ref): Allow negative array
6806 indices only for the first member of a structure.
6807 (maybe_fold_offset_to_reference): Allow negative array indices.
6808 (maybe_fold_stmt_addition): Likewise.
6810 2008-03-15 Bjoern Haase <bjoern.m.haase@web.de>
6811 Anatoly Sokolov <aesok@post.ru>
6813 * config/avr/avr.c (avr_arch_types): Add avr6 entry.
6814 (avr_arch): Add ARCH_AVR6.
6815 (avr_mcu_types): Add 'atmega2560' and 'atmega2561' entry.
6816 (initial_elimination_offset): Initialize and use 'avr_pc_size'
6817 instead of fixed value 2.
6818 (print_operand_address): Use gs() asm specifier instead of pm().
6819 (avr_assemble_integer): (Ditto.).
6820 (avr_output_addr_vec_elt): (Ditto.).
6821 (print_operand): Handle "!" code.
6822 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Add
6823 __AVR_3_BYTE_PC__, __AVR_2_BYTE_PC__ and __AVR_HAVE_JMP_CALL__.
6824 (AVR_HAVE_EIJMP_EICALL): Define.
6825 (AVR_3_BYTE_PC): Redefine.
6826 (AVR_2_BYTE_PC): (Ditto.).
6827 (PRINT_OPERAND_PUNCT_VALID_P): Add '!' code.
6828 (LINK_SPEC): Add atmega2560 and atmega2561.
6829 (CRT_BINUTILS_SPEC): Add atmega2560 (crtm2560.o) and atmega2561
6831 * config/avr/avr.md (call_insn): Use eicall instead of icall
6832 for 3 byte PC devices.
6833 (call_value_insn): (Ditto.).
6834 (*tablejump_enh): Use eijmp instead of ijmp for 3 byte PC devices.
6835 (indirect_jump): Use only for for 2 byte PC devices.
6836 (*tablejump): (Ditto.).
6837 (*indirect_jump_avr6): Add insn.
6838 (*tablejump_rjmp): Don't use for 3 byte PC devices.
6839 * config/avr/libgcc.S (__prologue_saves__): Use eijmp
6840 instead of ijmp for 3 byte PC devices.
6841 (__tablejump2__): (Ditto.).
6842 * config/avr/t-avr (MULITLIB_OPTIONS): Add avr6 architecture.
6843 (MULITLIB_DIRNAMES): (Ditto.).
6844 (MULTILIB_MATCHES): Add atmega2560 and atmega2561 to list.
6846 2008-03-15 Uros Bizjak <ubizjak@gmail.com>
6848 * config/i386/mmx.md ("sse2_umulv1siv2di3"): Rename from
6849 "sse2_umulsidi3". Use V1DI mode for operand 0.
6850 ("mmx_psadbw"): Use V1DI mode for operand 0.
6851 * config/i386/i386-modes.def (V1SI): New vector mode.
6852 * config/i386/i386.c (struct builtin_description)
6853 [IX86_BUILTIN_PMULUDQ]: Use CODE_FOR_sse2_umulv1siv1di3.
6854 (v1di_ftype_v8qi_v8qi): Rename from di_ftype_v8qi_v8qi.
6855 (v1di_ftype_v2si_v2si): Rename from di_ftype_v2si_v2si.
6856 (ix86_init_mmx_sse_builtins) [__builtin_ia32_psadbw]: Use
6857 v1di_ftype_v8qi_v8qi type.
6858 [__builtin_ia32_pmuludq]: Use v1di_ftype_v2si_v2si type.
6860 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psadbw,
6861 __builtin_ia32_pmuludq]: Fix the mode of return value.
6863 2008-03-15 Richard Guenther <rguenther@suse.de>
6866 * tree-ssa-pre.c (bitmap_find_leader): Handle expression
6869 2008-03-14 Bob Wilson <bob.wilson@acm.org>
6871 * doc/invoke.texi (Option Summary, Xtensa Options): Document
6872 -mserialize-volatile and -mno-serialize-volatile Xtensa options.
6873 * config/xtensa/xtensa.c (print_operand): Do not emit MEMW instructions
6874 unless TARGET_SERIALIZE_VOLATILE is enabled.
6875 * config/xtensa/xtensa.md (*lsiu, *ssiu): Likewise.
6876 * config/xtensa/xtensa.h (TARGET_DEFAULT): Add MASK_SERIALIZE_VOLATILE.
6877 * config/xtensa/xtensa.opt (mserialize_volatile): New option.
6879 2008-03-14 Richard Guenther <rguenther@suse.de>
6881 PR tree-optimization/34172
6882 * tree-flow.h (refs_may_alias_p): Declare.
6883 (get_single_def_stmt): Likewise.
6884 (get_single_def_stmt_from_phi): Likewise.
6885 (get_single_def_stmt_with_phi): Likewise.
6886 * tree-dfa.c (refs_may_alias_p): New function.
6887 (get_single_def_stmt): Likewise.
6888 (get_single_def_stmt_from_phi): Likewise.
6889 (get_single_def_stmt_with_phi): Likewise.
6890 * tree-ssa-sccvn.c (get_def_ref_stmt_vuses): New function.
6891 (vn_reference_lookup_1): New helper function.
6892 (vn_reference_lookup): Walk the virtual use-def chain to
6893 continue searching for a match if the def does not alias the
6894 reference we are looking for.
6896 2008-03-14 David Edelsohn <edelsohn@gnu.org>
6898 * doc/install.texi (Binaries): Remove UCLA archive. Add HVCC
6899 archive and Perzl. Update The Written Word listing.
6901 2008-03-14 Richard Guenther <rguenther@suse.de>
6903 PR tree-optimization/34043
6904 PR tree-optimization/33989
6905 * tree-ssa-pre.c (execute_pre): Allow SCCVN to do insertion
6907 (bitmap_find_leader): Use extra argument to verify dominance
6908 relationship inside a basic-block.
6909 (can_PRE_operation): Add VIEW_CONVERT_EXPR.
6910 (find_leader_in_sets): Adjust.
6911 (create_component_ref_by_pieces): Take extra argument for
6912 dominance check, handle lookup failures.
6913 (find_or_generate_expression): Likewise.
6914 (create_expression_by_pieces): Likewise.
6915 (insert_into_preds_of_block): Adjust.
6916 (create_value_expr_from): If asked for, verify all operands
6917 are in the blocks AVAIL_OUT set.
6918 (make_values_for_stmt): Check for SSA_NAMEs that are life
6919 over an abnormal edge.
6920 (compute_avail): Remove such check.
6921 (do_SCCVN_insertion): New function.
6922 (eliminate): If we do not find a leader suitable for replacement
6923 insert a replacement expression from SCCVN if available.
6924 * tree-ssa-sccvn.h (run_scc_vn): Update prototype.
6925 (struct vn_ssa_aux): Add needs_insertion flag.
6926 * tree-ssa-sccvn.c (may_insert): New global flag.
6927 (copy_reference_ops_from_ref): Value-number union member access
6928 based on its size, not type and member if insertion is allowed.
6929 (visit_reference_op_load): For a weak match from union type
6930 punning lookup a view-converted value and insert a SSA_NAME
6931 for that value if that is not found.
6932 (visit_use): Make dumps shorter. Do not disallow value numbering
6933 SSA_NAMEs that are life over an abnormal edge to constants.
6934 (free_scc_vn): Release inserted SSA_NAMEs.
6935 (run_scc_vn): New flag to specify whether insertion is allowed.
6936 Process SSA_NAMEs in forward order.
6937 * tree-ssa-loop-im.c (for_each_index): Handle invariant
6938 ADDR_EXPRs inside VIEW_CONVERT_EXPR.
6939 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPRs from/to
6940 pointer type to/from integral types that do not change the
6941 precision to regular conversions.
6943 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
6945 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
6946 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
6947 __builtin_ia32_psrl?i, __builtin_ia32_psra?i, __builtin_ia32_psll?128,
6948 __builtin_ia32_psrl?128, __builtin_ia32_psra?128]: Fix the mode of
6949 input arguments and the mode of return value. Built-in functions
6950 that operate on whole 64-bit MMX register now use V1DI mode.
6952 2008-03-13 Alon Dayan <alond@il.ibm.com>
6953 Olga Golovanevsky <olga@il.ibm.com>
6955 PR tree-optimization/35041
6956 * ipa-struct-reorg.c (find_pos_in_stmt_1): Add another option
6957 to locate the right position in a statement.
6959 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
6963 * config/i386/xmmintrin.h: Change all static inline functions to
6964 extern inline and add __gnu_inline__ attribute.
6965 * config/i386/bmintrin.h: Ditto.
6966 * config/i386/smmintrin.h: Ditto.
6967 * config/i386/tmmintrin.h: Ditto.
6968 * config/i386/mmintrin-common.h: Ditto.
6969 * config/i386/ammintrin.h: Ditto.
6970 * config/i386/emmintrin.h: Ditto.
6971 * config/i386/pmmintrin.h: Ditto.
6972 * config/i386/mmintrin.h: Ditto.
6973 * config/i386/mm3dnow.h: Ditto.
6975 2008-03-13 Jakub Jelinek <jakub@redhat.com>
6978 * omp-low.c (lower_regimplify, init_tmp_var, save_tmp_var): Removed.
6979 (lower_omp_2): New function.
6980 (lower_omp_1, lower_omp): Rewritten.
6982 2008-03-13 Danny Smith <dannysmith@users.sourceforge.net>
6985 * doc/extend.texi (Structure-Packing Pragmas): Replace "Win32"
6986 with the phrase "Microsoft Windows compilers".
6987 (Push/Pop Macro Pragmas): New subsection. Document
6988 #pragma push_macro and pragma pop_macro.
6990 2008-03-12 Paul Brook <paul@codesourcery.com>
6992 * config/arm/arm.c (output_move_double): Prefer LDRD to LDM.
6994 2008-03-12 Paul Brook <paul@codesourcery.com>
6996 * config/arm/thumb2.md: Extend peephole to cover 3-arg subs.
6997 (thumb2_alusi3_short): Exclude PLUS and MINUS.
6998 (thumb2_addsi_shortim): Rename ...
6999 (thumb2_addsi_short): ... to this. Allow register operands.
7000 (thumb2_subsi_short): New pattern.
7001 (thumb2_one_cmplsi2_short,
7002 thumb2_negsi2_short): New patterns and peepholes.
7004 2008-03-12 Paul Brook <paul@codesourcery.com>
7006 * config/arm/arm.c (arm_size_rtx_costs): Use ARM costs for Thumb-2.
7008 2008-03-12 Uros Bizjak <ubizjak@gmail.com>
7010 * config/i386/i386.md (int_cond): New code iterator.
7012 ("s<code>"): Macroize expander from seq, sne, sgt, sgtu, slt, sltu,
7013 sge, sgeu, sle and sleu expanders usign int_cond code iterator.
7014 ("s<code>"): Macroize expander from sunordered, sordered, suneq, sunge,
7015 sungt, sunle, sunlt and sltgt expanders usign fp_cond code iterator.
7016 ("b<code>"): Macroize expander from beq, bne, bgt, bgtu, blt, bltu,
7017 bge, bgeu, ble and bleu expanders usign int_cond code iterator.
7018 ("b<code>"): Macroize expander from bunordered, bordered, buneq, bunge,
7019 bungt, bunle, bunlt and bltgt expanders usign fp_cond code iterator.
7021 2008-03-12 Paul Brook <paul@codesourcery.com>
7023 * config/arm/arm.c (use_return_insn): Use offsets->saved_regs_mask
7024 instead of {arm,thumb}_compute_save_reg_mask.
7025 (output_return_instruction): Ditto.
7026 (thumb_unexpanded_epilogue): Ditto.
7027 (thumb1_expand_prologue): Ditto.
7028 (thumb1_output_function_prologue): Ditto.
7029 (arm_set_return_address): Ditto.
7030 (thumb_set_return_address): Ditto.
7031 (arm_get_frame_offsets): Set offsets->saved_regs_mask. Push extra
7032 regs to achieve stack alignment.
7033 (thumb1_compute_save_reg_mask): Fix compiler warning.
7034 (arm_output_epilogue): Use offsets->saved_regs_mask.
7035 Adjust stack pointer by poping call clobered registers.
7036 (arm_expand_prologue): Use offsets->saved_regs_mask.
7037 Adjust stack pointer by pushing extra registers.
7038 * config/arm.h (arm_stack_offsets): Add saved_regs_mask.
7040 2008-03-12 Paolo Bonzini <bonzini@gnu.org>
7043 * fold-const.c (fold_unary) <NOP_EXPR>: Distribute a narrowing
7044 conversion to the operands of a multiplication.
7046 2008-03-12 Richard Guenther <rguenther@suse.de>
7048 * Makefile.in (OBJS-common): Add tree-ssa-phiprop.o
7049 (tree-ssa-phiprop.o): Copy dependencies from tree-ssa-forwprop.o.
7050 * timevar.def (TV_TREE_PHIPROP): Add.
7051 * tree-ssa-phiprop.c: Split from tree-ssa-forwprop.c, added
7052 pass description. Use TV_TREE_PHIPROP.
7053 * tree-ssa-forwprop.c: Remove phiprop code.
7055 2008-03-12 Jakub Jelinek <jakub@redhat.com>
7058 * omp-low.c (maybe_lookup_decl): Constify first argument.
7059 (use_pointer_for_field): Change last argument from bool to
7060 omp_context *. Disallow shared copy-in/out in nested
7061 parallel if decl is shared in outer parallel too.
7062 (build_outer_var_ref, scan_sharing_clauses,
7063 lower_rec_input_clauses, lower_copyprivate_clauses,
7064 lower_send_clauses, lower_send_shared_vars): Adjust callers.
7066 2008-03-12 Victor Kaplansky <victork@il.ibm.com>
7067 Ira Rosen <irar@il.ibm.com>
7069 * tree-vectorizer.c (free_stmt_vec_info): New function.
7070 (destroy_loop_vec_info): Move code to free_stmt_vec_info().
7071 Call free_stmt_vec_info(). Free LOOP_VINFO_STRIDED_STORES..
7072 * tree-vectorizer.h (free_stmt_vec_info): Declare.
7073 * tree-vect-transform.c (vectorizable_conversion): Free
7074 vec_oprnds0 if it was allocated.
7075 (vect_permute_store_chain): Remove unused VECs.
7076 (vectorizable_store): Free VECs that are allocated in the..
7078 (vect_transform_strided_load, vectorizable_load): Likewise.
7079 (vect_remove_stores): Simplify the code.
7080 (vect_transform_loop): Move code to vect_remove_stores().
7081 Call vect_remove_stores() and free_stmt_vec_info().
7083 2008-03-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7085 * pa.h (TARGET_LONG_PIC_SDIFF_CALL): Conditionalize define on
7086 TARGET_HPUX. Revise comment.
7087 (TARGET_LONG_PIC_PCREL_CALL): Revise comment.
7088 * pa.c (output_call): Update for revised TARGET_LONG_PIC_SDIFF_CALL.
7089 Use sr4 variant of `be' instruction when not generating PIC code.
7090 (attr_length_call): Adjust for above change.
7092 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
7094 * ipa-reference.c (static_execute): Remove module_statics_const and
7095 associated setting code.
7097 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
7100 * config/i386/i386.md (paritysi2, paritydi2): Use register_operand
7101 predicate for operand 1.
7102 (paritysi2_cmp): Use register_operand predicate for operand 2.
7103 Use earlyclobber modifier for operand 1. Remove support for
7105 (paritydi2_cmp): Use register_operand predicate for operand 3.
7106 Use earlyclobber modifier for operand 1. Remove support for
7109 2008-03-11 Paul Brook <paul@codesourcery.com>
7110 Vladimir Prus <vladimir@codesourcery.com>
7112 * config/arm/arm.c (use_return_insn): Check TARGET_APCS_FRAME.
7113 (arm_compute_save_reg0_reg12_mask): Always
7114 check if register 11 must be saved. Always safe hard frame pointer
7115 when frame_pointer_needeed.
7116 (arm_compute_save_reg_mask): Save IP and PC
7117 only with apcs frames.
7118 (arm_output_epilogue): Adjust Thumb2 codepath to
7119 be also invoked and work for ARM non-apcs frames.
7120 (arm_expand_prologue): Don't bother saving IP
7121 for non-apcs frame, since it's not clobbered by
7122 prologue code. Implement non-apcs frame
7125 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
7127 PR rtl-optimization/35281
7128 * expr.c (convert_move): Use a new pseudo for the intermediate
7129 from_mode->word_mode result.
7131 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
7133 * langhooks-def.h (LANG_HOOKS_CLEAR_BINDING_STACK): Delete.
7134 * langhooks.h (struct lang_hooks): Delete clear_binding_stack member.
7135 * toplev.c (compile_file): Don't call it.
7137 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
7140 * expr.c (store_expr): Call emit_block_move if the mode
7141 of "temp" RTX is BLKmode.
7143 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
7144 Richard Guenther <rguenther@suse.de>
7146 PR tree-optimization/31358
7147 * tree-ssa-loop-manip.c (create_iv): Call force_gimple_operand for
7148 the step with a NULL_TREE.
7149 * tree-ssa-loop-ivopts.c (find_bivs): Convert the step
7150 to sizetype if type is a pointer type.
7151 (add_candidate_1): Don't convert the base and step to
7152 the generic type if the orginal type is a pointer type.
7153 (add_iv_value_candidates): Use sizetype for the step
7154 if type is a pointer type.
7155 (cand_value_at): Likewise.
7156 * tree-ssa-address.c (add_to_parts): Use POINTER_PLUS_EXPR
7158 * tree-affine.c (tree_to_aff_combination <POINTER_PLUS_EXPR>):
7159 Don't convert the tem affine to the type.
7160 (add_elt_to_tree): Use sizetype for the step if a pointer.
7161 Use POINTER_PLUS_EXPR for pointers.
7162 (aff_combination_to_tree): Use sizetype for the step if a
7165 2008-03-10 Vladimir Makarov <vmakarov@redhat.com>
7167 * config/i386/sse.md (ssse3_pmaddubswv8hi3, ssse3_pmaddubswv4hi3):
7168 Remove commutativity hint.
7170 2008-03-10 Jakub Jelinek <jakub@redhat.com>
7174 * c-parser.c (c_parser_omp_threadprivate): Don't add vars with
7175 errorneous type. Check that v is a VAR_DECL.
7178 * tree-cfg.c (new_label_mapper): Update cfun->last_label_uid.
7180 2008-03-10 H.J. Lu <hongjiu.lu@intel.com>
7182 PR tree-optimization/35494
7183 * tree-ssa-ccp.c (get_symbol_constant_value): Check if value
7184 may be overriden at link and run time.
7186 2008-03-10 Richard Guenther <rguenther@suse.de>
7188 PR tree-optimization/34677
7189 * tree-ssa-pre.c (modify_expr_node_pool): Remove.
7190 (poolify_tree): Likewise.
7191 (modify_expr_template): Likewise.
7192 (poolify_modify_stmt): Likewise.
7193 (insert_fake_stores): Handle all component-ref style stores
7194 in addition to INDIRECT_REF. Also handle complex types.
7195 Do not poolify the inserted load.
7196 (realify_fake_stores): Do not rebuild the tree but only
7197 make it a SSA_NAME copy.
7198 (init_pre): Remove initialzation of modify_expr_template.
7199 Do not allocate modify_expr_node_pool.
7200 (fini_pre): Do not free modify_expr_node_pool.
7202 2008-03-10 Paul Brook <paul@codesourcery.com>
7204 * config/arm/arm.md (UNSPEC_STACK_ALIGN, UNSPEC_PIC_OFFSET): Renumber
7207 2008-03-10 Paul Brook <paul@codesourcery.com>
7208 Mark Shinwell <shinwell@codesourcery.com>
7210 * config/arm/cortex-r4.md: New.
7211 * config/arm/thumb2.md (divsi3, udivsi3): Annotate with
7213 * config/arm/arm.md: Include cortex-r4.md.
7214 (insn): Add smmls, sdiv and udiv values.
7215 (generic_sched): Don't use generic scheduling for Cortex-R4.
7216 (arm_issue_rate): New function.
7217 (TARGET_SCHED_ISSUE_RATE): Define.
7219 2008-03-10 Sebastian Pop <sebastian.pop@amd.com>
7221 * doc/invoke.texi (-ftree-loop-distribution): Add an example.
7223 2008-03-10 Richard Guenther <rguenther@suse.de>
7225 * tree-ssa-pre.c (get_sccvn_value): Simplify.
7226 (compute_avail): Do not add stmt uses to AVAIL_OUT.
7228 2008-03-10 Paolo Bonzini <bonzini@gnu.org>
7230 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS):
7231 Set default to true.
7233 2008-03-09 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7235 * c.opt (Wsynth): Deprecate.
7236 * doc/invoke.texi (Option Summary, Warning Options): Document
7237 -Wno-format-contains-nul.
7239 2008-03-09 Uros Bizjak <ubizjak@gmail.com>
7242 * config/i386/i386.c (ix86_constant_alignment): Compute alignment using
7243 ALIGN_MODE_128 for VECTOR_CST and INTEGER_CST in addition to REAL_CST.
7245 2008-03-09 Ira Rosen <irar@il.ibm.com>
7247 * config/rs6000/rs6000.c (builtin_description): Rename vector
7248 left shift operations.
7249 * config/rs6000/altivec.md (UNSPEC_VSL): Remove.
7250 (altivec_vsl<VI_char>): Rename to ...
7251 (ashl<mode>3): ... new name.
7252 (mulv4sf3, mulv4si3, negv4sf2): Replace gen_altivec_vslw with
7254 (absv4sf2): Convert to use ashift:V4SI instead of UNSPEC_VSL.
7256 2008-03-08 Richard Guenther <rguenther@suse.de>
7258 * coverage.h (tree_coverage_counter_addr): Declare.
7259 * coverage.c (tree_coverage_counter_addr): New function.
7260 * tree-profile.c (tree_gen_edge_profiler): Unshare counter
7262 (tree_gen_pow2_profiler): Use tree_coverage_counter_addr.
7263 (tree_gen_one_value_profiler): Likewise.
7264 (tree_gen_ic_profiler): Likewise.
7265 (tree_gen_average_profiler): Likewise.
7266 (tree_gen_ior_profiler): Likewise.
7268 2008-03-08 Richard Guenther <rguenther@suse.de>
7270 * tree-ssa-sccvn.h (vn_binary_op_lookup): Remove.
7271 (vn_binary_op_insert): Likewise.
7272 (vn_unary_op_lookup): Likewise.
7273 (vn_unary_op_insert): Likewise.
7274 (vn_nary_op_lookup): Declare.
7275 (vn_nary_op_insert): Likewise.
7276 * tree-ssa-sccvn.c (struct vn_tables_s): Merge unary
7277 and binary hashes, use a single obstack for unary_op_pool
7279 (struct vn_binary_op_s, struct vn_unary_op_s): Replace with
7280 a single struct vn_nary_op_s. Store tree code length and
7281 a variable number of operands.
7282 (struct vn_reference_op_struct): Remove unused op2.
7283 (vn_reference_op_eq): Do not compare op2.
7284 (vn_reference_op_compute_hash): Do not compute hash of op2.
7285 (vn_unary_op_hash, vn_binary_op_hash): Replace with vn_nary_op_hash.
7286 (vn_unary_op_compute_hash, vn_binary_op_compute_hash): Replace
7287 with vn_nary_op_compute_hash.
7288 (vn_unary_op_eq, vn_binary_op_eq): Replace with vn_nary_op_eq.
7289 (vn_unary_op_lookup, vn_binary_op_lookup): Replace with
7291 (vn_unary_op_insert, vn_binary_op_insert): Replace with
7293 (visit_unary_op): Call nary functions.
7294 (visit_binary_op): Likewise.
7295 (process_scc): Adjust for struct vn_tables_s changes.
7296 (allocate_vn_table): Likewise.
7297 (free_vn_table): Likewise.
7298 * tree-vn.c (vn_add): Call nary functions.
7299 (vn_lookup): Likewise.
7301 2008-03-08 Jakub Jelinek <jakub@redhat.com>
7304 * config/rs6000/rs6000.c (rs6000_expand_compare_and_swapqhi): Shift
7305 wdst back after sync_compare_and_swapqhi_internal.
7307 2008-03-08 Uros Bizjak <ubizjak@gmail.com>
7310 * config/i386/i386-modes.def (V1DI): New vector mode.
7311 * config/i386/i386.h (VALID_MMX_REG_MODE): Add V1DImode.
7312 * config/i386/mmx.md (MMXMODEI8): New mode iterator.
7313 (MMXMODE248): Ditto.
7314 (MMXMODE): Add V1DI mode.
7315 (mmxvecsize): Change DI mode to V1DI mode.
7316 ("mov<mode>): Use MMXMODEI8 mode iterator.
7317 ("*mov<mode>_internal_rex64"): Ditto.
7318 ("*mov<mode>_internal"): Ditto.
7319 ("mmx_add<mode>3"): Ditto. Handle V1DImode for TARGET_SSE2.
7320 ("mmx_sub<mode>3"): Ditto.
7321 ("mmx_adddi3"): Remove insn pattern.
7322 ("mmx_subdi3"): Ditto.
7323 ("mmx_ashr<mode>3"): Use SImode and "yN" constraint for operand 2.
7324 ("mmx_lshr<mode>3"): Ditto. Use MMXMODE248 mode iterator.
7325 ("mmx_ashl<mode>3"): Ditto.
7326 ("mmx_lshrdi3"): Remove insn pattern.
7327 ("mmx_ashldi3"): Ditto.
7328 * config/i386/i386.c (classify_argument): Handle V1DImode.
7329 (function_arg_advance_32): Ditto.
7330 (function_arg_32): Ditto.
7331 (struct builtin_description) [IX86_BUILTIN_PADDQ]: Use
7332 mmx_addv1di3 insn pattern.
7333 [IX86_BUILTIN_PSUBQ]: Use mmx_subv1di3 insn pattern.
7334 [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?, IX86_BUILTIN_PSRA?,
7335 IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I, IX86_BUILTIN_PSRA?I,
7336 IX86_BUILTIN_PSLL?I128, IX86_BUILTIN_PSRL?I128, IX86_BUILTIN_PSRA?I128]:
7337 Remove definitions of built-in functions.
7338 (V1DI_type_node): New node.
7339 (v1di_ftype_v1di_int): Ditto.
7340 (v1di_ftype_v1di_v1di): Ditto.
7341 (v2si_ftype_v2si_si): Ditto.
7342 (v4hi_ftype_v4hi_di): Remove node.
7343 (v2si_ftype_v2si_di): Ditto.
7344 (ix86_init_mmx_sse_builtins): Handle V1DImode.
7345 (__builtin_ia32_psll?, __builtin_ia32_psrl?, __builtin_ia32_psra?):
7346 Redefine builtins using def_builtin_const with *_ftype_*_int node.
7347 (__builtin_ia32_psll?i, __builtin_ia32_psrl?i, __builtin_ia32_psra?i):
7348 Add new builtins using def_builtin_const.
7349 (ix86_expand_builtin) [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?,
7350 IX86_BUILTIN_PSRA?, IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I,
7351 IX86_BUILTIN_PSRA?I]: Handle builtin definitions.
7352 * config/i386/mmintrin.h (__v1di): New typedef.
7353 (_mm_add_si64): Cast arguments to __v1di type.
7354 (_mm_sub_si64): Ditto.
7355 (_mm_sll_pi16): Cast __count to __v4hi type.
7356 (_mm_sll_pi32): Cast __count to __v2si type.
7357 (_mm_sll_si64): Cast arguments to __v1di type.
7358 (_mm_srl_pi16): Cast __count to __v4hi type.
7359 (_mm_srl_pi32): Cast __count to __v2si type.
7360 (_mm_srl_si64): Cast arguments to __v1di type.
7361 (_mm_sra_pi16): Cast __count to __v4hi type.
7362 (_mm_sra_pi32): Cast __count to __v2si type.
7363 (_mm_slli_pi16): Use __builtin_ia32_psllwi.
7364 (_mm_slli_pi32): Use __builtin_ia32_pslldi.
7365 (_mm_slli_si64): Use __builtin_ia32_psllqi. Cast __m to __v1di type.
7366 (_mm_srli_pi16): Use __builtin_ia32_psrlwi.
7367 (_mm_srli_pi32): Use __builtin_ia32_psrldi.
7368 (_mm_srli_si64): Use __builtin_ia32_psrlqi. Cast __m to __v1di type.
7369 (_mm_srai_pi16): Use __builtin_ia32_psrawi.
7370 (_mm_srai_pi32): Use __builtin_ia32_psradi.
7371 * config/i386/i386.md (UNSPEC_NOP): Remove unspec definition.
7372 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
7373 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
7374 __builtin_ia32_psrl?i, __builtin_ia32_psra?i]: Add new builtins.
7376 2008-03-07 Joseph Myers <joseph@codesourcery.com>
7378 * doc/include/texinfo.tex: Update to version 2008-03-07.10.
7380 2008-03-07 Peter Bergner <bergner@vnet.ibm.com>
7383 * config/rs6000/rs6000.c (rs6000_legitimize_address): Don't generate
7384 reg+const addressing for Altivec modes. Don't generate reg+reg
7385 addressing for TFmode or TDmode quantities.
7387 2008-03-07 Paolo Bonzini <bonzini@gnu.org>
7389 * c-common.c (vector_types_convertible_p): Call langhook
7390 instead of comptypes.
7392 2008-03-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
7395 * tree-ssa-ccp.c (get_symbol_constant_value): Handle
7396 integral and scalar float variables which have a
7399 2008-03-06 Nathan Froyd <froydnj@codesourcery.com>
7401 * dwarf2out.c (dwarf2out_frame_debug_expr): Consult the
7402 dwarf_register_span hook when emitting unwind information for
7403 register-to-memory saves.
7404 * config/rs6000/rs6000.c (spe_synthesize_frame): Delete.
7405 (rs6000_frame_related): Remove call to spe_synthesize_frame.
7407 2008-03-06 Jakub Jelinek <jakub@redhat.com>
7409 * gimplify.c (goa_lhs_expr_p): Allow different ADDR_EXPR nodes
7410 for the same VAR_DECL.
7412 2008-03-06 Tom Tromey <tromey@redhat.com>
7415 * doc/standards.texi (Standards): Don't mention treelang.
7416 * doc/invoke.texi (Overall Options): Don't mention treelang.
7417 * doc/install.texi (Prerequisites): Don't mention bison or
7419 (Configuration): Don't mention treelang.
7420 (Building): Likewise.
7421 * doc/frontends.texi (G++ and GCC): Don't mention treelang.
7423 2008-03-06 Paolo Bonzini <bonzini@gnu.org>
7425 * simplify-rtx.c (simplify_subreg): Remove useless shifts from
7426 word-extractions out of a multi-word object.
7428 2008-03-06 Richard Guenther <rguenther@suse.de>
7430 * tree.def (BIT_FIELD_REF): Constrain result type and its precision.
7431 * tree-cfg.c (verify_expr): Verify BIT_FIELD_REF constraints on
7432 result type and precision.
7433 * expr.c (get_inner_reference): Set unsignedp based on the result
7434 type of BIT_FIELD_REF.
7435 * tree.h (BIT_FIELD_REF_UNSIGNED): Remove.
7436 * tree-sra.c (instantiate_element): Do not set BIT_FIELD_REF_UNSIGNED.
7437 (try_instantiate_multiple_fields): Likewise. Use the correct type
7439 (sra_build_assignment): Likewise.
7440 (sra_build_elt_assignment): Likewise.
7441 (sra_explode_bitfield_assignment): Likewise.
7442 * print-tree.c (print_node): Do not check BIT_FIELD_REF_UNSIGNED.
7443 * tree-vect-transform.c (vect_create_epilog_for_reduction): Do not
7444 set BIT_FIELD_REF_UNSIGNED.
7445 (vectorizable_load): Likewise.
7447 2008-03-06 Andreas Krebbel <krebbel1@de.ibm.com>
7449 * cse.c (cse_extended_basic_block): Invalidate artificial defs
7452 2008-03-06 Richard Guenther <rguenther@suse.de>
7454 * alias.c (struct alias_set_entry): Move has_zero_child field
7455 to pack with alias_set.
7457 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
7459 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
7462 2008-03-05 Ian Lance Taylor <iant@google.com>
7464 * alias.h (alias_set_type): Change from HOST_WIDE_INT to int.
7466 2008-03-05 Kenneth Zadeck <zadeck@naturalbridge.com>
7468 * fwprop.c (update_df): Support width and offset parameters of
7470 * ra-conflict.c (mark_reg_store, clear_reg_in_live,
7471 global_conflicts): Change DF_REF_EXTRACT to either
7472 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
7473 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
7474 * df-scan.c (df_ref_record, df_defs_record,
7475 df_ref_create_structure, df_def_record_1, df_uses_record,
7476 df_get_conditional_uses, df_get_call_refs, df_insn_refs_collect,
7477 df_bb_refs_collect, df_entry_block_defs_collect,
7478 df_exit_block_uses_collect): Support new width and offset fields.
7479 (ref_extract_pool): New storage pool.
7480 (df_free_ref): New function.
7481 (df_reg_chain_unlink, df_free_collection_rec,
7482 df_sort_and_compress_refs): Call df_free_ref.
7483 (df_ref_equal_p, df_ref_compare): Compare offset and width fields
7485 (df_ref_create_structure): Allocate df_ref_extract if offset and
7486 width fields are used.
7487 (df_def_record_1): Get offset and width from ZERO_EXTRACT.
7488 (df_uses_record): Get offset and width from ZERO_EXTRACT
7490 * global.c (build_insn_chain): Change DF_REF_EXTRACT to either
7491 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
7492 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
7493 * df.h (df_ref_flags): Change DF_REF_EXTRACT to either
7494 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
7495 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
7496 (df_ref_extract): New structure.
7497 (DF_REF_WIDTH, DF_REF_OFFSET): New macros.
7498 (df_ref_create): Add width and offset parameters.
7500 2008-03-05 Richard Guenther <rguenther@suse.de>
7502 * tree-ssa-structalias.c (get_constraint_for_component_ref):
7503 Use ranges_overlap_p.
7504 (offset_overlaps_with_access): Rename
7505 to ranges_overlap_p and move ...
7506 * tree-flow-inline.h (ranges_overlap_p): ... here.
7508 * tree.h (get_inner_reference, handled_component_p): Update
7511 * tree.h (record_component_aliases, get_alias_set,
7512 alias_sets_conflict_p, alias_sets_must_conflict_p,
7513 objects_must_conflict_p): Move declarations ...
7514 * alias.h (record_component_aliases, get_alias_set,
7515 alias_sets_conflict_p, alias_sets_must_conflict_p,
7516 objects_must_conflict_p): ... here.
7517 Include coretypes.h.
7518 * Makefile.in (ALIAS_H): Add coretypes.h dependency.
7520 2008-03-05 Aldy Hernandez <aldyh@redhat.com>
7522 * cfg.c: Include tree-flow.h.
7523 (remove_edge_raw): Call redirect_edge_var_map_clear.
7524 (redirect_edge_succ_nodup): Call redirect_edge_var_map_dup.
7525 * tree-flow-inline.h (redirect_edge_var_map_def): New.
7526 (redirect_edge_var_map_result): New.
7527 * tree-cfgcleanup.c (remove_forwarder_block_with_phi): Replace
7528 PENDING_STMT use with redirect_edge_var_map_*.
7529 * tree-ssa.c (edge_var_maps): New definition.
7530 (redirect_edge_var_map_add): New.
7531 (redirect_edge_var_map_clear): New.
7532 (redirect_edge_var_map_dup): New.
7533 (redirect_edge_var_map_vector): New.
7534 (redirect_edge_var_map_destroy): New.
7535 (ssa_redirect_edge): Replace PENDING_STMT use with
7536 redirect_edge_var_map_*.
7537 (flush_pending_stmts): Same.
7538 (delete_tree_ssa): Destroy edge var map.
7539 * tree-flow.h (struct _edge_var_map): New.
7540 Define edge_var_map vector type.
7541 Declare redirect_edge_var_map_* prototypes.
7542 * Makefile.in (cfg.o): Depend on TREE_FLOW_H.
7543 * tree-cfg.c (reinstall_phi_args): Replace
7544 PENDING_STMT use with redirect_edge_var_map_*.
7546 2008-03-05 Richard Guenther <rguenther@suse.de>
7548 PR tree-optimization/35472
7549 * tree-ssa-dse.c (dse_optimize_stmt): Do not delete a store
7550 whose single use_stmt has a overlapping set of loaded and
7551 stored symbols as that use_stmt might be a noop assignment then.
7553 2008-03-05 Joel Sherrill <joel.sherrill@oarcorp.com>
7555 * gthr-rtems.h: Implement __gthread_mutex_destroy.
7557 2008-03-05 Richard Guenther <rguenther@suse.de>
7560 * tree.def (BIT_FIELD_REF): Document that operands 1 and 2
7561 should be constants.
7562 * tree-cfg.c (verify_expr): Verify it.
7563 * fold-const.c (fold_truthop): Remove code generating
7564 BIT_FIELD_REFs of structure bases.
7565 (fold_binary): Likewise.
7566 (fold_ternary): Position and size of BIT_FIELD_REFs are
7567 always host integers.
7568 (make_bit_field_ref): Remove.
7569 (optimize_bit_field_compare): Remove.
7570 (all_ones_mask_p): Remove.
7572 2008-03-05 Gabor Loki <loki@gcc.gnu.org>
7575 * rtl-factoring.c (clear_regs_live_in_seq): Fix backward steps.
7576 (split_block_and_df_analyze): New. Split basic block and rebuild
7578 (block_label_after): Use SPLIT_BLOCK_AND_DF_ANALYZE instead of
7580 (split_pattern_seq): Likewise.
7581 (erase_matching_seqs): Likewise.
7582 (split_pattern_seq): Skip return insn in case of REG_NORETURN note.
7584 2008-03-04 Geoff Keating <geoffk@apple.com>
7586 * fold-const.c (tree_single_nonnegative_warnv_p): Fix mixed
7587 declaration and code.
7588 (tree_invalid_nonnegative_warnv_p): Likewise.
7590 2008-03-05 Serge Belyshev <belyshev@depni.sinp.msu.ru>
7592 * doc/install.texi (Testing): Correct quoting for the RUNTESTFLAGS
7593 examples. Truncate option-names then causing overfull hbox.
7595 2008-03-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7598 * configure.ac (CONFIG_SJLJ_EXCEPTIONS): Force SJLJ exceptions
7600 * configure: Rebuilt.
7602 2008-03-04 Rafael Espindola <espindola@google.com>
7604 * fold-const.c (tree_simple_nonnegative_warnv_p): New.
7605 (tree_unary_nonnegative_warnv_p): New.
7606 (tree_binary_nonnegative_warnv_p): New.
7607 (tree_single_nonnegative_warnv_p): New.
7608 (tree_invalid_nonnegative_warnv_p): New.
7609 (tree_expr_nonnegative_warnv_p): Redefine in term of the new functions.
7611 2008-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7614 * opts.c (handle_option): Postpone 'unknown option' errors only for
7617 2008-03-04 H.J. Lu <hongjiu.lu@intel.com>
7620 * config/i386/smmintrin.h (SIDD_XXX): Renamed to ...
7623 2008-03-04 Rafael Espindola <espindola@google.com>
7625 * fold-const.c (tree_unary_nonzero_warnv_p): New.
7626 (tree_binary_nonzero_warnv_p): New.
7627 (tree_single_nonzero_warnv_p): New.
7628 (tree_expr_nonzero_warnv_p): Redefine using the new functions.
7630 2008-03-04 Uros Bizjak <ubizjak@gmail.com>
7633 * fold-const.c (fold_cond_expr_with_comparison): Prevent
7634 transformations for modes that have signed zeros.
7635 * ifcvt.c (noce_try_abs): Ditto.
7637 2008-03-04 Joseph Myers <joseph@codesourcery.com>
7639 * config/i386/i386.c (override_options): Force
7640 -maccumulate-outgoing-args on if TARGET_STACK_PROBE.
7642 2008-03-04 Jan Hubicka <jh@suse.cz>
7645 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Fix typo
7648 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
7650 * config/i386/i386.md (allocate_stack_worker_32): Use __chkstk
7651 label to probe the stack.
7653 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
7655 * gthr-win32.h [__GTHREAD_HIDE_WIN32API]
7656 (__gthr_win32_mutex_destroy): Declare.
7657 [__GTHREAD_HIDE_WIN32API] (__gthread_mutex_destroy): Use
7658 __gthr_win32_mutex_destroy.
7659 * config/i386/gthr-win32.c (__gthr_win32_mutex_destroy): Define.
7661 2008-03-03 Jan Hubicka <jh@suse.cz>
7664 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Be more
7665 aggressive on inlining cold calls.
7667 2008-03-03 Richard Guenther <rguenther@suse.de>
7669 * tree-ssa-sccvn.c (visit_reference_op_store): Do not insert
7670 struct copies into the expression table.
7671 (simplify_unary_expression): Handle VIEW_CONVERT_EXPR.
7672 (try_to_simplify): Likewise.
7673 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPR of
7674 integral and pointer arguments which do not change the
7675 precision to NOP_EXPRs.
7676 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Adjust
7677 VIEW_CONVERT_EXPR case.
7679 2008-03-02 Sebastian Pop <sebastian.pop@amd.com>
7681 * tree-scalar-evolution.c (instantiate_parameters_1): An SSA_NAME
7682 defined in a loop at depth 0 is invariant.
7683 * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
7684 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Should never
7685 be called at loop depth 0.
7687 2008-03-02 Jakub Jelinek <jakub@redhat.com>
7690 * gcc.c (process_command): Update copyright notice dates.
7691 * gcov.c (print_version): Likewise.
7692 * gcov-dump.c (print_version): Likewise.
7693 * mips-tfile.c (main): Likewise.
7694 * mips-tdump.c (main): Likewise.
7696 2008-03-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7699 * c-common.c (flag_permissive): Delete.
7700 (constant_expression_warnings): Check flags first.
7701 (constant_expression_error): New.
7702 * c-common.h (flag_permissive): Delete.
7703 (constant_expression_error): Declare.
7704 * flags.h (flag_permissive): Declare. Update description.
7705 * diagnostic.c (pedwarn): Update.
7707 * diagnostic.h: (pedantic_error_kind): Rename as pedantic_warning_kind.
7708 (permissive_error_kind): New.
7709 * toplev.c (flag_permissive): Define. Update description.
7710 * toplev.h (permissive_error_kind): Declare.
7711 * c-errors.c (pedwarn_c99): Use pedantic_warning_kind.
7712 (pedwarn_c90): Use pedantic_warning_kind.
7713 * c-opts.c (c_common_post_options): flag_permissive does not affect
7714 flag_pedantic_errors.
7716 2008-03-02 Joseph Myers <joseph@codesourcery.com>
7718 * libgcc2.c (__addvSI3, __addvsi3, __addvDI3, __subvSI3,
7719 __subvsi3, __subvDI3, __negvSI2, __negvsi2, __negvDI2, __absvSI2,
7720 __absvsi2, __absvDI2): Use unsigned arithmetic.
7722 2008-03-02 Andi Kleen <ak@suse.de>
7723 Richard Guenther <rguenther@suse.de>
7725 * struct-equiv.c: Remove file.
7726 * cfg_cleanup.c (condjump_equiv_p): Remove.
7727 * Makefile.in (OBJS-common): Remove struct-equiv.o.
7728 (struct-equiv.o): Remove rule.
7729 * basic-block.h (struct_equiv_checkpoint, STRUCT_EQUIV_*,
7730 insns_match_p, struct_equiv_block_eq, struct_equiv_init,
7731 rtx_equiv_p, condjump_equiv_p): Remove prototypes.
7733 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
7735 * ifcvt.c (noce_process_if_block): Try to handle only the then
7736 block if the else block exists but isn't suitable.
7738 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
7741 * gthr-posix.h (__gthread_mutex_destroy): Remove extra declarations.
7742 * gthr-posix95.h (__gthread_mutex_destroy): Likewise. Note this fixes
7743 regression from previous patch.
7745 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
7748 * gthr.h: Add __gthread_mutex_destroy as a function that must be
7750 * gthr-vxworks.h (__gthread_mutex_destroy): Null implementation.
7751 * gthr-single.h (__gthread_mutex_destroy): Likewise.
7752 * gthr-rtems.h (__gthread_mutex_destroy): Likewise.
7753 * gthr-mipssde.h (__gthread_mutex_destroy): Likewise.
7754 * gthr-nks.h (__gthread_mutex_destroy): Likewise.
7755 * gthr-solaris.h (__gthread_mutex_destroy): Call mutex_destroy.
7756 * gthr-win32.h (__GTHREAD_MUTEX_DESTROY_FUNCTION): Remove.
7757 (__gthread_mutex_destroy_function): Rename to
7758 __gthread_mutex_destroy.
7759 * gthr-dce.h (__gthread_mutex_destroy): Call
7760 pthread_mutex_destroy.
7761 * gthr-tpf.h (__gthread_mutex_destroy): Likewise.
7762 * gthr-posix.h (__gthread_mutex_destroy): Likewise.
7763 * gthr-posix95.h (__gthread_mutex_destroy): Likewise.
7765 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
7767 * df-scan.c (df_ref_chain_change_bb): Simplify.
7768 (df_insn_change_bb): Add new_bb argument. Simplify. Call
7769 set_block_for_insn if there's any change.
7770 * df.h ((df_insn_change_bb): Fix prototype.
7771 * cfgrtl.c (update_bb_for_insn_chain): Pass bb to
7772 df_insn_change_bb, don't call set_block_for_insn.
7773 * emit-rtl.c (reorder_insns): Likewise.
7774 * haifa-sched.c (move_insn): Likewise.
7776 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
7778 * rtlanal.c (loc_mentioned_in_p): Test XVECEXPs correctly.
7780 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
7782 * tree-flow-inline.h (next_readonly_imm_use): Return
7783 NULL_USE_OPERAND_P after the end.
7785 2008-03-01 Richard Guenther <rguenther@suse.de>
7787 PR tree-optimization/35411
7788 * tree-sra.c (sra_build_assignment): Split conversion to
7789 final type to a separate statement if we are not assigning
7792 2008-02-29 Francois-Xavier Coudert <coudert@clipper.ens.fr>
7794 * fold-const.c (fold_convertible_p): Correct the logic to follow
7795 that in fold_convert().
7797 2008-02-29 Douglas Gregor <doug.gregor@gmail.com>
7800 * tree-inline.c (build_duplicate_type): When we make a
7801 duplicate type, make it unique in the canonical types system.
7803 2008-02-29 Tom Tromey <tromey@redhat.com>
7805 * toplev.c (input_file_stack, input_file_stack_tick, fs_p,
7806 input_file_stack_history, input_file_stack_restored): Remove.
7807 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
7808 * input.h (struct file_stack): Remove.
7809 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
7810 (input_file_stack, input_file_stack_tick, INPUT_FILE_STACK_BITS):
7812 * diagnostic.h (struct diagnostic_context) <last_module>: Change
7814 (diagnostic_last_module_changed): Add 'map' argument.
7815 (diagnostic_set_last_function): Likewise.
7816 * diagnostic.c (undiagnostic_report_current_module): Iterate using
7817 line map, not input_file_stack.
7818 * c-lex.c (fe_file_change): Don't use push_srcloc or pop_srcloc.
7820 2008-02-29 Paul Brook <paul@codesourcery.com>
7822 * config/arm/arm.md (arm_addsi3): Add r/k/n alternative.
7824 2008-02-29 Paul Brook <paul@codesourcery.com>
7826 * config/arm/ieee754-df.S (muldf3): Use RET macros.
7828 2008-02-29 Richard Guenther <rguenther@suse.de>
7830 * tree-ssa-pre.c (get_sccvn_value): Create missing VNs via
7832 * tree-ssa-sccnv.c (visit_reference_op_store): Use the rhs
7833 value for comparing for a store match.
7834 (simplify_unary_expression): Do nothing for SSA_NAMEs.
7835 (try_to_simplify): Do not do a full-blown reference lookup.
7837 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
7839 * config/sh/sh.c (sh_scalar_mode_supported_p): New function.
7840 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
7842 * config/sh/sh.h (OVERRIDE_OPTIONS): Don't warn for profiling.
7844 2008-02-29 Sebastian Pop <sebastian.pop@amd.com>
7846 * tree-loop-linear.c (try_interchange_loops): Compare memory access
7847 strides against cache sizes.
7849 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
7851 * config/sh/sh.c (sh_secondary_reload): Handle loading a float
7854 2008-02-28 Richard Sandiford <rsandifo@nildram.co.uk>
7856 * simplify-rtx.c (simplify_unary_operation_1): Extend the handling
7857 of SUBREG_PROMOTED_VAR_P to cope with cases where the extended value
7858 is smaller than the original promoted value.
7859 (simplify_subreg): If OP is a SUBREG, try to preserve its
7860 SUBREG_PROMOTED_VAR_P information.
7862 2008-02-28 Steven Bosscher <stevenb.gcc@gmail.com>
7864 * tree-ssa-sccvn (vn_ssa_aux_obstack): New obstack.
7865 (VN_INFO_GET): Allocate new objects on the obstack.
7866 (init_scc_vn): Initialize the obstack. Use XDELETE instead of free
7867 for rpo_numbers_temp, for consistency.
7868 (free_scc_vn): Free the obstack.
7870 2008-02-28 Sebastian Pop <sebastian.pop@amd.com>
7872 * doc/invoke.texi: Document -ftree-loop-distribution.
7873 * tree-loop-distribution.c: New.
7874 * tree-pass.h (pass_loop_distribution): New.
7875 * graphds.h (struct graph): Add htab_t indices.
7876 * timevar.def (TV_TREE_LOOP_DISTRIBUTION): New.
7877 * tree-vectorizer.c (rename_variables_in_loop): Extern.
7878 (slpeel_tree_duplicate_loop_to_edge_cfg): Init PENDING_STMT to NULL.
7879 * tree-vectorizer.h (tree_duplicate_loop_on_edge): Declared.
7880 * tree-data-ref.c (debug_data_dependence_relations): New.
7881 (dump_data_dependence_relation): Also print data references.
7882 (free_data_ref): Extern.
7883 (same_access_functions): Moved...
7884 (find_vertex_for_stmt): Renamed rdg_vertex_for_stmt.
7885 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
7886 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg_1, dot_rdg,
7887 struct rdg_vertex_info, rdg_vertex_for_stmt): New.
7888 (create_rdg_edge_for_ddr, create_rdg_vertices): Cleaned up.
7889 (stmts_from_loop): Skip LABEL_EXPR.
7890 (hash_stmt_vertex_info, eq_stmt_vertex_info, hash_stmt_vertex_del):
7892 (build_rdg): Initialize rdg->indices htab.
7893 (free_rdg, stores_from_loop, ref_base_address,
7894 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses,
7895 have_similar_memory_accesses_1, ref_base_address_1,
7896 remove_similar_memory_refs): New.
7897 * tree-data-ref.h: Depend on tree-chrec.h.
7898 (debug_data_dependence_relations, free_data_ref): Declared.
7899 (same_access_functions): ... here.
7900 (ddr_is_anti_dependent, ddrs_have_anti_deps, ddr_dependence_level):
7902 (struct rdg_vertex): Add has_mem_write and has_mem_reads.
7903 (RDGV_HAS_MEM_WRITE, RDGV_HAS_MEM_READS, RDG_STMT,
7904 RDG_MEM_WRITE_STMT, RDG_MEM_READS_STMT): New.
7905 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
7906 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg,
7907 rdg_vertex_for_stmt): Declared.
7908 (struct rdg_edge): Add level.
7910 (free_rdg, stores_from_loop, remove_similar_memory_refs,
7911 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses):
7913 (rdg_has_similar_memory_accesses): New.
7914 * tree-vect-analyze.c: Remove unused static decls.
7915 * lambda.h (dependence_level): New.
7916 * common.opt (ftree-loop-distribution): New.
7917 * tree-flow.h (mark_virtual_ops_in_bb,
7918 slpeel_tree_duplicate_loop_to_edge_cfg,
7919 rename_variables_in_loop): Declared.
7920 * Makefile.in (TREE_DATA_REF_H): Depend on tree-chrec.h.
7921 (OBJS-common): Add tree-loop-distribution.o.
7922 (tree-loop-distribution.o): New rule.
7923 * tree-cfg.c (mark_virtual_ops_in_bb): New.
7924 (mark_virtual_ops_in_region): Use mark_virtual_ops_in_bb.
7925 * passes.c (init_optimization_passes): Schedule pass_loop_distribution.
7927 2008-02-28 Joseph Myers <joseph@codesourcery.com>
7930 * tree.c (handle_dll_attribute): Disallow TYPE_DECLs for types
7931 other than structures and unions.
7933 2008-02-28 Richard Guenther <rguenther@suse.de>
7936 2008-02-26 Richard Guenther <rguenther@suse.de>
7938 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
7939 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
7940 (lookup_decl_from_uid): Declare.
7941 (remove_decl_from_map): Likewise.
7942 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
7943 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
7944 (decl_for_uid_map): New global hashtable mapping DECL_UID
7946 (init_ttree): Allocate it.
7947 (insert_decl_to_uid_decl_map): New helper function.
7948 (make_node_stat): Insert new decls into the map.
7949 (copy_node_stat): Likewise.
7950 (lookup_decl_from_uid): New function.
7951 (remove_decl_from_map): Likewise.
7952 (print_decl_for_uid_map_statistics): New helper.
7953 (dump_tree_statistics): Call it.
7955 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
7956 (referenced_var_iterator): Adjust.
7957 (FOR_EACH_REFERENCED_VAR): Adjust.
7958 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
7959 (num_referenced_vars): Adjust.
7960 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
7961 (first_referenced_var): Remove.
7962 (end_referenced_vars_p): Likewise.
7963 (next_referenced_var): Likewise.
7964 (referenced_var_iterator_set): New helper function.
7965 * tree-dfa.c (referenced_var_lookup): Adjust.
7966 (referenced_var_check_and_insert): Likewise.
7967 (remove_referenced_var): Likewise.
7968 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
7969 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
7970 (verify_call_clobbering): Likewise.
7971 (verify_memory_partitions): Likewise.
7972 (init_tree_ssa): Allocate bitmap instead of hashtable for
7974 (delete_tree_ssa): Adjust.
7975 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
7976 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
7977 (compute_tag_properties): Likewise.
7978 (set_initial_properties): Likewise.
7979 (find_partition_for): Likewise.
7980 (update_reference_counts): Likewise.
7981 (dump_may_aliases_for): Likewise.
7982 * tree-ssa-operands.c (add_virtual_operand): Likewise.
7983 (add_call_clobber_ops): Likewise.
7984 (add_call_read_ops): Likewise.
7985 (get_asm_expr_operands): Likewise.
7986 * tree-into-ssa.c (dump_decl_set): Likewise.
7987 (update_ssa): Likewise.
7988 * tree-sra.c (scan_function): Likewise.
7989 (decide_instantiations): Likewise.
7990 (scalarize_parms): Likewise.
7991 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
7992 (dsa_named_for): Likewise.
7993 * tree-ssa-structalias.c (update_alias_info): Likewise.
7994 (merge_smts_into): Likewise.
7996 2008-02-27 David Daney <ddaney@avtrex.com>
7999 * config/mips/iris.h (MIPS_DEBUGGING_INFO): Define.
8000 * config/mips/openbsd.h (MIPS_DEBUGGING_INFO): Same.
8001 * config/mips/sde.h (MIPS_DEBUGGING_INFO): Remove undef.
8002 * config/mips/vxworks.h (MIPS_DEBUGGING_INFO): Same.
8003 * config/mips/mips.h (MIPS_DEBUGGING_INFO): Remove define.
8005 2008-02-27 Uros Bizjak <ubizjak@gmail.com>
8008 * config/darwin-ppc-ldouble-patch.def (BUILT_IN_NANL): Add.
8009 (BUILT_IN_NEXTTOWARD): Remove.
8010 (BUILT_IN_NEXTTOWARDF): Ditto.
8011 * config/darwin.c (darwin_patch_builtin): Use ACONCAT instead of
8012 alloca/strcpy/strcat. Remove commented-out code. Fix whitespace.
8014 2008-02-27 Tom Tromey <tromey@redhat.com>
8016 * tree-dump.c (dequeue_and_dump) <FUNCTION_DECL>: Check
8017 DECL_SAVED_TREE, not DECL_LANG_SPECIFIC, when dumping body.
8019 2008-02-27 Jan Beulich <jbeulich@novell.com>
8021 * c-decl.c (merge_decls): Use DECL_USER_ALIGN() on olddecl to
8022 update the respective field on newdecl.
8024 2008-02-27 Revital Eres <eres@il.ibm.com>
8026 PR rtl-optimization/34999
8027 * bb-reorder.c (add_labels_and_missing_jumps): Do not handle
8028 crossing edges that ends with a call insn.
8029 (fix_up_fall_thru_edges): Handle crossing edges that ends with a
8030 call insn and clear the EDGE_CROSSING flag of the crossing edge
8031 when fixing fallthru edges.
8033 2008-02-27 Richard Guenther <rguenther@suse.de>
8036 * fold-const.c (fold_unary): Return the correct argument,
8037 converted to the result type.
8039 2008-02-27 Richard Guenther <rguenther@suse.de>
8042 * expr.c (expand_expr_real_1): Assert on rotates that operate
8044 * fold-const.c (fold_binary): Use the types precision, not the
8045 bitsize of the mode if folding rotate expressions. Build rotates
8046 only for full modes.
8048 2008-02-27 Jakub Jelinek <jakub@redhat.com>
8050 * c-ppoutput.c (scan_translation_unit): Handle CPP_PRAGMA
8052 * c-pragma.c (pragma_ns_name): New typedef.
8053 (registered_pp_pragmas): New variable.
8054 (c_pp_lookup_pragma): New function.
8055 (c_register_pragma_1): If flag_preprocess_only, do nothing
8056 for non-expanded pragmas, for expanded ones push pragma's
8057 namespace and name into registered_pp_pragmas vector.
8058 (c_invoke_pragma_handler): Register OpenMP pragmas even when
8059 flag_preprocess_only, don't register GCC pch_preprocess
8060 pragma if flag_preprocess_only.
8061 * c-opts.c (c_common_init): Call init_pragma even if
8062 flag_preprocess_only.
8063 * c-pragma.c (c_pp_lookup_pragma): New prototype.
8064 * config/darwin.h (DARWIN_REGISTER_TARGET_PRAGMAS): Don't call
8065 cpp_register_pragma if flag_preprocess_only.
8067 2008-02-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8070 * c-parser.c (c_parser_translation_unit): Warn for empty
8071 translation unit, not empty source file.
8073 2008-02-26 Paul Brook <paul@codesourcery.com>
8075 * config/arm/arm.c (thumb_set_frame_pointer): Ensure SP is first
8076 operand for Thumb-2.
8077 * config/arm/arm.h (reg_class): Add CORE_REGS.
8078 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Ditto.
8079 (BASE_REG_CLASS): Use CORE_REGS.
8080 (PREFERRED_RELOAD_CLASS): Add STACK_REG.
8081 (REGNO_MODE_OK_FOR_REG_BASE_P): Use REGNO_MODE_OK_FOR_BASE_P.
8082 (REGNO_OK_FOR_INDEX_P): Exclude SP.
8083 (ARM_REG_OK_FOR_INDEX_P): Always define. Use
8084 ARM_REGNO_OK_FOR_INDEX_P.
8085 (ARM_PRINT_OPERAND_ADDRESS): Swap operands for [reg, sp].
8086 * config/arm/arm.md (arm_addsi3, thumb1_addsi3, arm_subsi3_insn,
8087 arm_movsi_insn, thumb1_movsi_insni, stack_tie): Add "k" alternatives.
8088 (ldm/stm peepholes): Ditto.
8089 * config/arm/thumb2.md (thumb2_movdi): Add "k" alternatives.
8090 * config/arm/vfp.md (arm_movsi_vfp, thumb2_movsi_vfp): Ditto.
8091 * config/arm/iwmmxt.md (iwmmxt_movsi_insn): Ditto.
8092 * config/arm/constraints.md: Enable "k" constraint on ARM.
8094 2008-02-27 Ben Elliston <bje@au.ibm.com>
8096 * config/rs6000/rs6000.c: Annotate cache line size field in all
8097 instances of struct processor_costs.
8099 2008-02-26 David Edelsohn <edelsohn@gnu.org>
8101 * dbgcnt.def (cfg_cleanup, cprop1, cprop2, dce_fast, dce_ud, dse1,
8102 dse2, gcse, if_conversion, if_after_combine, if_after_reload,
8103 jump_bypass): New counters.
8104 * cfgcleanup.c (cleanup_cfg): Add dbg_cnt.
8105 * dce.c (gate_ud_dce): Same.
8106 (gate_fast_dce): Same.
8107 * dse.c (gate_dse1): New function.
8108 (gate_dse2): New function.
8109 (gate_dse): Merge results of new gate functions.
8110 * gcse.c (gcse_main): Bracket cprop1 and cprop2 with dbg_cnt.
8111 (gate_handle_jump_bypass): Add dbg_cnt.
8112 (gate_handle_gcse): Add dbg_cnt.
8113 * ifcvt.c (gate_handle_if_conversion): Same.
8114 (gate_handle_if_after_combine): Same.
8115 (gate_handle_if_after_reload): Same.
8116 * Makefile.in: Add DBGCNT_H to cfgcleanup.o and ifcvt.o.
8118 2008-02-26 Edmar Wienskoski <edmar@freescale.com>
8120 * config/rs6000/rs6000.c (processor_costs): Update e300 cache
8122 * doc/invoke.texi: Add e300c2 and e300c3 to list of cpus.
8124 2008-02-26 Jason Merrill <jason@redhat.com>
8127 * attribs.c (decl_attributes): Leave ATTR_FLAG_TYPE_IN_PLACE
8128 alone if it's the naming decl for the type's main variant.
8130 2008-02-26 Tom Tromey <tromey@redhat.com>
8132 * system.h (USE_MAPPED_LOCATION): Poison.
8133 * Makefile.in (GTFILES): Put CPP_ID_DATA_H first.
8134 * tree-cfg.c (make_cond_expr_edges): Remove old location code.
8135 (make_goto_expr_edges): Likewise.
8136 (remove_bb): Likewise.
8137 (execute_warn_function_return): Likewise.
8138 * basic-block.h (struct edge_def) <goto_locus>: Change type to
8140 * c-common.c (fname_decl): Remove old location code.
8141 * tree-vect-transform.c (vect_finish_stmt_generation): Remove old
8143 * rtl.h (ASM_OPERANDS_SOURCE_LOCATION): Remove old-location
8145 (ASM_INPUT_SOURCE_LOCATION): Likewise.
8146 (gen_rtx_ASM_INPUT): Likewise.
8147 (gen_rtx_ASM_INPUT_loc): Likewise.
8148 (get_rtx_asm_OPERANDS): Remove.
8149 * cfglayout.c (insn_locators_alloc): Remove old location code.
8150 (set_curr_insn_source_location): Likewise.
8151 (curr_insn_locator): Likewise.
8152 * print-tree.c (print_node): Remove old location code.
8153 * tree-mudflap.c (mf_varname_tree): Remove old location code.
8154 (mf_file_function_line_tree): Remove test of USE_MAPPED_LOCATION.
8155 * cfgexpand.c (expand_gimple_cond_expr): Don't use
8156 location_from_locus.
8157 (construct_exit_block): Remove old location code.
8158 * emit-rtl.c (force_next_line_note): Remove old location code.
8159 * profile.c (branch_prob): Remove old location code.
8160 * tree-vectorizer.h (LOC, UNKNOWN_LOC, EXPR_LOC, LOC_FILE,
8161 LOC_LINE): Remove old-location variants.
8162 * langhooks.c (lhd_print_error_function): Remove old location
8164 * configure, config.in: Rebuilt.
8165 * configure.ac (--enable-mapped-location): Remove.
8166 * c-decl.c (c_init_decl_processing): Remove old location code.
8167 (finish_function): Likewise.
8168 * recog.c (decode_asm_operands): Remove old location code.
8169 * c-pch.c (c_common_read_pch): Remove old location code.
8170 * rtl.def (ASM_INPUT, ASM_OPERANDS): Remove old location
8172 * gimple-low.c (lower_function_body): Remove old location code.
8173 * toplev.c (unknown_location): Remove.
8174 (push_srcloc): Remove old-location variant.
8175 (process_options): Remove old location code.
8176 (lang_dependent_init): Likewise.
8177 * input.h (UNKNOWN_LOCATION): Move definition.
8178 (location_t): Undeprecate.
8179 (source_locus): Remove.
8180 (location_from_locus): Remove.
8181 (struct location_s): Remove.
8182 Remove all old-location code.
8183 (input_line, input_filename): Remove.
8184 * final.c (final_scan_insn): Remove old location code.
8185 * diagnostic.c (diagnostic_build_prefix): Remove
8186 USE_MAPPED_LOCATION test.
8187 * tree.h (gimple_stmt) <locus>: Now a location_t.
8188 (tree_exp) <locus>: Likewise.
8189 (DECL_IS_BUILTIN): Remove old-location variant.
8190 (annotate_with_file_line, annotate_with_locus): Likewise.
8191 (expr_locus, set_expr_locus): Update.
8192 * tree.c (build1_stat): Remove old location code.
8193 (last_annotated_node): Remove.
8194 (annotate_with_file_line): Remove old-location variant.
8195 (annotate_with_locus): Likewise.
8196 (expr_location): Remove old location code.
8197 (set_expr_location): Likewise.
8198 (expr_has_location): Likewise.
8199 (expr_locus): Likewise.
8200 (set_expr_locus): Likewise.
8201 (expr_filename): Don't use location_from_locus.
8202 (expr_lineno): Likewise.
8203 * rtl-error.c (location_for_asm): Remove old location code.
8204 * c-lex.c (cb_line_change): Remove old location code.
8205 (fe_file_change): Likewise.
8206 (cb_def_pragma): Likewise.
8207 (c_lex_with_flags): Likewise.
8208 * gengtype.c (do_typedef): Don't special-case location types.
8209 (define_location_structures): Remove.
8210 (main): Don't call define_location_structures.
8211 * tree-pretty-print.c (dump_implicit_edges): Remove old location
8214 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8217 * builtins.def (BUILT_IN_STDARG_START): Remove.
8218 * builtins.c (expand_builtin): Remove BUILT_IN_STDARG_START.
8219 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
8220 * tree-inline.c (inline_forbidden_p_1): Likewise.
8222 2008-02-26 Richard Guenther <rguenther@suse.de>
8224 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
8225 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
8226 (lookup_decl_from_uid): Declare.
8227 (remove_decl_from_map): Likewise.
8228 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
8229 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
8230 (decl_for_uid_map): New global hashtable mapping DECL_UID
8232 (init_ttree): Allocate it.
8233 (insert_decl_to_uid_decl_map): New helper function.
8234 (make_node_stat): Insert new decls into the map.
8235 (copy_node_stat): Likewise.
8236 (lookup_decl_from_uid): New function.
8237 (remove_decl_from_map): Likewise.
8238 (print_decl_for_uid_map_statistics): New helper.
8239 (dump_tree_statistics): Call it.
8241 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
8242 (referenced_var_iterator): Adjust.
8243 (FOR_EACH_REFERENCED_VAR): Adjust.
8244 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
8245 (num_referenced_vars): Adjust.
8246 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
8247 (first_referenced_var): Remove.
8248 (end_referenced_vars_p): Likewise.
8249 (next_referenced_var): Likewise.
8250 (referenced_var_iterator_set): New helper function.
8251 * tree-dfa.c (referenced_var_lookup): Adjust.
8252 (referenced_var_check_and_insert): Likewise.
8253 (remove_referenced_var): Likewise.
8254 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
8255 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
8256 (verify_call_clobbering): Likewise.
8257 (verify_memory_partitions): Likewise.
8258 (init_tree_ssa): Allocate bitmap instead of hashtable for
8260 (delete_tree_ssa): Adjust.
8261 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
8262 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
8263 (compute_tag_properties): Likewise.
8264 (set_initial_properties): Likewise.
8265 (find_partition_for): Likewise.
8266 (update_reference_counts): Likewise.
8267 (dump_may_aliases_for): Likewise.
8268 * tree-ssa-operands.c (add_virtual_operand): Likewise.
8269 (add_call_clobber_ops): Likewise.
8270 (add_call_read_ops): Likewise.
8271 (get_asm_expr_operands): Likewise.
8272 * tree-into-ssa.c (dump_decl_set): Likewise.
8273 (update_ssa): Likewise.
8274 * tree-sra.c (scan_function): Likewise.
8275 (decide_instantiations): Likewise.
8276 (scalarize_parms): Likewise.
8277 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
8278 (dsa_named_for): Likewise.
8279 * tree-ssa-structalias.c (update_alias_info): Likewise.
8280 (merge_smts_into): Likewise.
8282 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8285 * doc/invoke.texi (-Wall): Add -Wvolatile-register-var.
8286 * c-opts.c (c_common_handle_option): Wall enables
8287 Wvolatile-register-var.
8288 * common.opt: Move Wvolatile-register-var to...
8291 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8293 * common.opt (Wlarger-than=): New.
8294 * doc/invoke.texi (Warning Options): Replace -Wlarger-than- with
8296 * opts.c (common_handle_option): Handle -Wlarger-than=.
8297 * optc-gen.awk: Likewise.
8298 * opth-gen.awk: Likewise.
8299 * stor-layout.c (layout_decl): Use -Wlarger-than= for warning.
8300 * tree-optimize.c (tree_rest_of_compilation): Likewise.
8302 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8304 * c-common.c (match_case_to_enum_1): Add appropriate
8305 OPT_W* parameter to warning.
8306 (c_do_switch_warnings): Likewise.
8307 * c-typeck.c (warning_init): Add one more parameter following
8309 (push_init_level): Update call to warning_init.
8310 (pop_init_level): Likewise.
8311 (add_pending_init): Likewise.
8312 (output_init_element: Likewise.
8314 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8317 * toplev.c (toplev_main): If there are warnings or error, print
8318 errors for ignored options.
8319 * opts.c (ignored_options): New static variable.
8320 (postpone_unknown_option_error): New.
8321 (print_ignored_options): New.
8322 (handle_option): Postpone errors for unknown -Wno-* options.
8323 * opts.h (print_ignored_options): Declare.
8325 2008-02-25 Richard Sandiford <rsandifo@nildram.co.uk>
8327 * config/mips/mips.md (loadgp_blockage, blockage): Change type
8330 2008-02-25 Richard Guenther <rguenther@suse.de>
8333 2008-02-25 Richard Guenther <rguenther@suse.de>
8335 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
8336 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
8337 (lookup_decl_from_uid): Declare.
8338 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
8339 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
8340 (decl_for_uid_map): New global hashtable mapping DECL_UID
8342 (init_ttree): Allocate it.
8343 (insert_decl_to_uid_decl_map): New helper function.
8344 (make_node_stat): Insert new decls into the map.
8345 (copy_node_stat): Likewise.
8346 (lookup_decl_from_uid): New function.
8347 (print_decl_for_uid_map_statistics): New helper.
8348 (dump_tree_statistics): Call it.
8350 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
8351 (referenced_var_iterator): Adjust.
8352 (FOR_EACH_REFERENCED_VAR): Adjust.
8353 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
8354 (num_referenced_vars): Adjust.
8355 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
8356 (first_referenced_var): Remove.
8357 (end_referenced_vars_p): Likewise.
8358 (next_referenced_var): Likewise.
8359 (referenced_var_iterator_set): New helper function.
8360 * tree-dfa.c (referenced_var_lookup): Adjust.
8361 (referenced_var_check_and_insert): Likewise.
8362 (remove_referenced_var): Likewise.
8363 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
8364 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
8365 (verify_call_clobbering): Likewise.
8366 (verify_memory_partitions): Likewise.
8367 (init_tree_ssa): Allocate bitmap instead of hashtable for
8369 (delete_tree_ssa): Adjust.
8370 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
8371 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
8372 (compute_tag_properties): Likewise.
8373 (set_initial_properties): Likewise.
8374 (find_partition_for): Likewise.
8375 (update_reference_counts): Likewise.
8376 (dump_may_aliases_for): Likewise.
8377 * tree-ssa-operands.c (add_virtual_operand): Likewise.
8378 (add_call_clobber_ops): Likewise.
8379 (add_call_read_ops): Likewise.
8380 (get_asm_expr_operands): Likewise.
8381 * tree-into-ssa.c (dump_decl_set): Likewise.
8382 (update_ssa): Likewise.
8383 * tree-sra.c (scan_function): Likewise.
8384 (decide_instantiations): Likewise.
8385 (scalarize_parms): Likewise.
8386 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
8387 (dsa_named_for): Likewise.
8388 * tree-ssa-structalias.c (update_alias_info): Likewise.
8389 (merge_smts_into): Likewise.
8391 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
8394 * doc/invoke.texi (-fcx-limited-range): Document new option.
8395 * toplev.c (process_options): Handle -fcx-fortran-rules.
8396 * common.opt: Add documentation for -fcx-fortran-rules.
8398 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
8401 * doc/invoke.texi (-fcx-limited-range): Correct to be in line with
8402 actual behaviour and C99.
8404 2008-02-26 Ben Elliston <bje@au.ibm.com>
8406 * config/rs6000/rs6000.h (ASM_CPU_POWER5_SPEC): Define.
8407 (ASM_CPU_POWER6_SPEC): Likewise.
8408 (ASM_CPU_SPEC): Pass %(asm_cpu_power5) for -mcpu=power5.
8409 Likewise, pass %(asm_cpu_power6) for -mcpu=power6.
8410 (EXTRA_SPECS): Add asm_cpu_power5, asm_cpu_power6 spec strings.
8412 2008-02-25 Richard Guenther <rguenther@suse.de>
8414 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
8415 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
8416 (lookup_decl_from_uid): Declare.
8417 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
8418 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
8419 (decl_for_uid_map): New global hashtable mapping DECL_UID
8421 (init_ttree): Allocate it.
8422 (insert_decl_to_uid_decl_map): New helper function.
8423 (make_node_stat): Insert new decls into the map.
8424 (copy_node_stat): Likewise.
8425 (lookup_decl_from_uid): New function.
8426 (print_decl_for_uid_map_statistics): New helper.
8427 (dump_tree_statistics): Call it.
8429 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
8430 (referenced_var_iterator): Adjust.
8431 (FOR_EACH_REFERENCED_VAR): Adjust.
8432 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
8433 (num_referenced_vars): Adjust.
8434 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
8435 (first_referenced_var): Remove.
8436 (end_referenced_vars_p): Likewise.
8437 (next_referenced_var): Likewise.
8438 (referenced_var_iterator_set): New helper function.
8439 * tree-dfa.c (referenced_var_lookup): Adjust.
8440 (referenced_var_check_and_insert): Likewise.
8441 (remove_referenced_var): Likewise.
8442 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
8443 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
8444 (verify_call_clobbering): Likewise.
8445 (verify_memory_partitions): Likewise.
8446 (init_tree_ssa): Allocate bitmap instead of hashtable for
8448 (delete_tree_ssa): Adjust.
8449 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
8450 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
8451 (compute_tag_properties): Likewise.
8452 (set_initial_properties): Likewise.
8453 (find_partition_for): Likewise.
8454 (update_reference_counts): Likewise.
8455 (dump_may_aliases_for): Likewise.
8456 * tree-ssa-operands.c (add_virtual_operand): Likewise.
8457 (add_call_clobber_ops): Likewise.
8458 (add_call_read_ops): Likewise.
8459 (get_asm_expr_operands): Likewise.
8460 * tree-into-ssa.c (dump_decl_set): Likewise.
8461 (update_ssa): Likewise.
8462 * tree-sra.c (scan_function): Likewise.
8463 (decide_instantiations): Likewise.
8464 (scalarize_parms): Likewise.
8465 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
8466 (dsa_named_for): Likewise.
8467 * tree-ssa-structalias.c (update_alias_info): Likewise.
8468 (merge_smts_into): Likewise.
8470 2008-02-25 Andreas Krebbel <krebbel1@de.ibm.com>
8473 * cse.c (cse_insn): Avoid creation of overlapping MEMs.
8474 * alias.c (nonoverlapping_memrefs_p): Export for use in other modules.
8475 * alias.h (nonoverlapping_memrefs_p): Likewise.
8477 2008-02-25 Jan Beulich <jbeulich@novell.com>
8479 * Makefile.in: Also prefix uses of crt0.o and mcrt0.o with $(T).
8480 * config/i386/netware-libgcc.exp: Add __bswap?i2,
8481 __emultls_get_address, __emultls_register_common,
8482 __floatundi?f, and _Unwind_GetIPInfo.
8483 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration):
8484 Sync with config/i386/winnt.c:gen_stdcall_or_fastcall_suffix().
8485 (gen_regparm_prefix): Likewise.
8486 (i386_nlm_encode_section_info): Sync with
8487 config/i386/winnt.c:i386_pe_encode_section_info().
8488 (i386_nlm_maybe_mangle_decl_assembler_name): New.
8489 i386_nlm_mangle_decl_assembler_name): New.
8490 (netware_override_options): New.
8491 * config/i386/netware.h (netware_override_options): Declare.
8492 (OVERRIDE_OPTIONS): Re-define to netware_override_options.
8493 (i386_nlm_mangle_decl_assembler_name): Declare.
8494 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Define.
8496 2008-02-25 Ben Elliston <bje@au.ibm.com>
8499 * c-decl.c (grokdeclarator): Remove unused local variables
8500 `typedef_type' and `type_as_written'.
8502 (find_rarely_executed_basic_blocks_and_crossing_edges): Remove
8503 unused local variable `has_hot_blocks'.
8504 (fix_crossing_conditional_branches): Remove unused local variable
8507 2008-02-25 Uros Bizjak <ubizjak@gmail.com>
8510 * builtins.def (BUILT_IN_NAN): Define as c99 builtin
8511 using DEF_C99_BUILTIN.
8512 (BUILT_IN_NANF): Ditto.
8513 (BUILT_IN_NANL): Ditto.
8515 2008-02-25 Ayal Zaks <zaks@il.ibm.com>
8516 Revital Eres <eres@il.ibm.com>
8518 * modulo-sched.c (calculate_must_precede_follow): Address TODO
8519 regarding the order of two dependent insns in the same row.
8521 2008-02-25 Eric Botcazou <ebotcazou@adacore.com>
8523 * stor-layout.c (layout_decl): Do not bump the alignment of a
8524 bit-field to more than byte alignment if it is packed.
8526 2008-02-24 David Edelsohn <edelsohn@gnu.org>
8528 * config/rs6000/rs6000.c (processor_costs): Add cache costs for
8531 2008-02-24 Diego Novillo <dnovillo@google.com>
8533 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg01094.html
8536 * tree-vrp.c (vrp_evaluate_conditional): With
8537 -Wtype-limits, emit a warning when comparing against a
8538 constant outside the natural range of OP0's type.
8539 * c.opt (Wtype-limits): Move ...
8540 * common.opt (Wtype-limits): ... here.
8542 2008-02-24 Edmar Wienskoski <edmar@freescale.com>
8544 * config.gcc (powerpc*-*-*): Add new cores e300c2 and e300c3.
8545 * config/rs6000/e300c2c3.md: New file.
8546 * config/rs6000/rs6000.c (processor_costs): Add new costs for
8548 (rs6000_override_options): Add e300c2 and e300c3 cases to
8549 processor_target_table. Do not allow usage of Altivec or Spe
8550 with e300 cores. Initialize rs6000_cost for e300c2 and e300c3.
8551 (rs6000_issue_rate): Set issue rate for e300c2 and e300c3.
8552 * config/rs6000/rs6000.h (processor_type): Add
8553 PROCESSOR_PPCE300C2 and PROCESSOR_PPCE300C3.
8554 (ASM_CPU_SPEC): Add e300c2 and e300c3.
8555 * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce300c2
8556 and ppce300c3. Include e300c2c3.md.
8558 2008-02-23 David Edelsohn <edelsohn@gnu.org>
8560 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Use STRICT_ALIGNMENT
8561 instead of TARGET_STRICT_ALIGN.
8563 2008-02-23 Joseph Myers <joseph@codesourcery.com>
8565 * explow.c (memory_address): Assert that the generated address is
8568 2008-02-23 Francois-Xavier Coudert <coudert@clipper.ens.fr>
8571 * config/darwin-protos.h: Add darwin_patch_builtins prototype.
8572 * config/darwin-ppc-ldouble-patch.def: New file.
8573 * config/rs6000/darwin.h (SUBTARGET_INIT_BUILTINS): New macro.
8574 * config/rs6000/rs6000.c (rs6000_init_builtins): Call
8575 SUBTARGET_INIT_BUILTINS if defined.
8576 * config/darwin.c (darwin_patch_builtin, darwin_patch_builtins):
8579 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
8582 * simplify-rtx.c (simplify_binary_operation_1): Add simplification
8583 of (and X (ior (not X) Y) and (and (ior (not X) Y) X).
8585 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
8588 * c-pch.c (c_common_valid_pch): Make the "too short to be a PCH
8589 file" warning condtional on -Winvalid-PCH.
8591 2008-02-23 Daniel Jacobowitz <dan@codesourcery.com>
8593 * expmed.c (extract_bit_field): Always use adjust_address for MEM.
8595 2008-02-23 Uros Bizjak <ubizjak@gmail.com>
8599 * config/i386/mmx.md (*mov<mode>_internal_rex64): Use "!y" to
8600 prevent reload from using MMX registers.
8601 (*mov<mode>_internal): Ditto.
8602 (*movv2sf_internal_rex64): Ditto.
8603 (*movv2sf_internal): Ditto.
8605 2008-02-23 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8607 PR documentation/31569
8608 * doc/install.texi2html: Use makeinfo --no-number-sections.
8610 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
8612 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check to
8613 ensure that we can address an entire entity > 8 bytes. Don't
8614 generate reg+reg addressing for such data.
8616 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
8618 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Don't overalign
8619 strings when optimizing for size, unless the target cares about
8622 2008-02-22 Tom Tromey <tromey@redhat.com>
8624 * regclass.c (current_pass): Remove declaration.
8626 2008-02-22 Anatoly Sokolov <aesok@post.ru>
8628 * config/avr/libgcc.S (__RAMPZ__): Define.
8629 (__do_copy_data): Add for devices with 128KB code memory.
8631 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
8633 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
8635 * config/rs6000/eabispe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Likewise.
8637 2008-02-22 Hans-Peter Nilsson <hp@axis.com>
8639 * config/cris/cris.h (REG_CLASS_FROM_LETTER): Recognize 'b' for
8642 2008-02-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8645 * c-typeck.c (build_binary_op): Warn about floating point
8646 comparisons if FLOAT_TYPE_P, not only for REAL_TYPE.
8648 2008-02-21 Janis Johnson <janis187@us.ibm.com>
8651 * config/rs6000/rs6000.c (rs6000_altivec_abi): Clarify comment.
8652 (rs6000_explicit_options): Split abi into spe_abi and altivec_abi,
8654 (rs6000_override_options): Set altivec_abi as default, not override,
8655 for 64-bit GNU/Linux; for 32-bit GNU/Linux default to altivec_abi for
8656 TARGET_ALTIVEC; default to TARGET_ALTIVEC_VRSAVE when AltiVec ABI
8657 is used; use new member spe_abi.
8658 (rs6000_handle_option): Set rs6000_explicit_options.vrsave; use
8659 spe_abi and altivec_abi.
8661 2008-02-22 Tomas Bily <tbily@suse.cz>
8663 * tree-vectorizer.c (vect_is_simple_reduction): Fix comment typo.
8665 2008-02-21 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8668 * config.build (build_file_translate): Set to `CMD //c' only if
8670 * Makefile.in (build_file_translate): Improve comment.
8672 2008-02-21 Jan Hubicka <jh@suse.cz>
8674 * predict.def (PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL,
8675 PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL, PRED_CALL,
8676 PRED_TREE_EARLY_RETURN, PRED_NULL_RETURN): Update.
8678 2008-02-21 Michael Matz <matz@suse.de>
8681 * config/i386/i386.c (ix86_expand_branch): Add missing breaks.
8683 2008-02-21 Uros Bizjak <ubizjak@gmail.com>
8685 * config/i386/i386.md (mov<mode>cc): Macroize expander from movsfcc,
8686 movdfcc and movxfcc using X87MODEF mode iterator and SSE_FLOAT_MODE_P
8688 * config/i386/sse.md (<sse>_movup<ssemodesuffixf2c>): Macroize insn
8689 from sse_movups adn sse2_movupd using SSEMODEF2P mode iterator and
8690 SSE_VEC_FLOAT_MODE_P as insn constraint.
8691 (<sse>_movmskp<ssemodesuffixf2c>): Ditto from similar patterns.
8692 (sse4a_movnt<mode>): Macroize insn from sse4a_movntsf and
8693 sse4a_movntdf using MODEF mode iterator.
8694 (sse4a_vmmovnt<mode>): Macroize insn form sse4a_vmmovntv2df and
8695 sse4a_vmmovntv4sf using SSEMODEF2P mode iterator.
8696 (sse4_1_blendp<ssemodesuffixf2c>): Ditto from similar patterns.
8697 (sse4_1_blendvp<ssemodesuffixf2c>): Ditto.
8698 (sse4_1_dpp<ssemodesuffixf2c>): Ditto.
8699 (sse4_1_roundp<ssemodesuffixf2c>): Ditto.
8700 (sse4_1_rounds<ssemodesuffixf2c>): Ditto.
8702 2008-02-21 Richard Guenther <rguenther@suse.de>
8704 * tree.def (PAREN_EXPR): New tree code.
8705 * fold-const.c (fold_unary): Remove PAREN_EXPR around constants
8707 * tree-pretty-print.c (dump_generic_node): Handle PAREN_EXPR.
8708 * expr.c (expand_expr_real_1): Likewise.
8709 * tree-inline.c (estimate_num_insns_1): Likewise.
8710 * tree-complex.c (expand_complex_move): Likewise.
8711 * tree-vectorizer.c (vect_is_simple_use): Treat PAREN_EXPR (x)
8714 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
8717 * config/sh/sh.c (find_barrier): Don't go past 'from' argument.
8719 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
8722 * config/sh/sh.md (jump_compact): Disable for crossing jumps.
8724 * config/sh/sh.c (find_barrier): Don't go past
8725 NOTE_INSN_SWITCH_TEXT_SECTIONS note.
8727 2008-02-20 DJ Delorie <dj@redhat.com>
8729 * config/h8300/h8300.md (insv): Force source operand to be a register.
8731 * config/h8300/h8300.c (h8300_expand_epilogue): Emit return insn
8732 as a jump, not as a plain insn.
8734 2008-02-20 Seongbae Park <seongbae.park@gmail.com>
8736 * doc/invoke.texi (Warning Options): Add new option
8737 -Wframe-larger-than=.
8738 (-Wframe-larger-than): Document.
8740 * flags.h (warn_frame_larger_than, frame_larger_than_size):
8741 Add declarations for new option variables.
8743 * final.c (final_start_function): Check the frame size
8744 before emission and issue a Wframe-larger-than warning.
8746 * opts.c (warn_frame_larger_than, frame_larger_than_size):
8747 Add definitions for new option variables.
8748 (common_handle_option): Handle new option OPT_Wframe_larger_than_.
8750 * common.opt (Wframe-larger-than=): New option.
8752 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
8754 * config/i386/sse.md (<sse>_vmmul<mode>3): Fix typo in asm template.
8755 (<sse>_div<mode>3): Ditto.
8756 (<sse>_vmdiv<mode>3): Ditto.
8757 (<sse>_vmsqrt<mode>2): Ditto.
8758 (*smax<mode>3): Ditto.
8759 (sse5_frcz<mode>2): Ditto.
8760 (sse5_vmfrcz<mode>2): Ditto. Use TARGET_SSE5 instead of TARGET_ROUND
8763 2008-02-20 Richard Guenther <rguenther@suse.de>
8766 * builtins.c (validate_arg): If we want an INTEGER_TYPE,
8767 be happy with INTEGRAL_TYPE_P.
8769 2008-02-20 Richard Guenther <rguenther@suse.de>
8771 * fold-const.c (split_tree): Associate floatig-point expressions
8772 if flag_associative_math is set.
8774 2008-02-20 Richard Guenther <rguenther@suse.de>
8776 * tree.h (fold_real_zero_addition_p): Declare.
8777 * fold-const.c (fold_real_zero_addition_p): Export.
8778 * tree-ssa-reassoc.c (eliminate_using_constants): Also handle
8779 floating-point operations with zero and one.
8781 2008-02-20 Paolo Bonzini <bonzini@gnu.org>
8783 * doc/install.texi: Correct references to CFLAGS, replacing them
8784 with BOOT_CFLAGS. Document flags used during bootstrap for
8787 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
8789 * config/i386/i386.h (SSE_VEC_FLOAT_MODE_P): New define.
8790 * config/i386/i386.md (*sse_setcc<mode>): Macroize from *sse_setccsf
8791 and *sse_setccdf using MODEF mode iterator and SSE_FLOAT_MODE_P as
8793 (smin<mode>3): Ditto from similar patterns.
8794 (smax<mode>3): Ditto.
8795 (*ieee_smin<mode>3): Ditto.
8796 (*ieee_smax<mode>3): Ditto.
8797 * config/i386/sse.md (sse): New mode attribute.
8798 (mov<mode>): Macroize expander from movv4sf and movv2df using
8799 SSEMODEF2P mode iterator.
8800 (<sse>_movnt<mode>): Ditto from similar patterns. Use
8801 SSE_VEC_FLOAT_MODE_P as insn constraint.
8802 (storent<mode>): Ditto.
8803 (storent<mode>): Macroize expander from storentsf and storentdf using
8804 MODEF mode iterator.
8805 (neg<mode>2): Macroize from negv4sf2 and negv2df2 using SSEMODEF2P
8806 mode iterator and SSE_VEC_FLOAT_MODE_P as insn constraint.
8807 (abs<mode>2): Ditto from similar patterns.
8808 (add<mode>3, *add<mode>3, <sse>_vmadd<mode>3): Ditto.
8809 (sub<mode>3, *sub<mode>3, <sse>_vmsub<mode>3): Ditto.
8810 (<sse>_div<mode>3, <sse>_vmdiv<mode>3): Ditto.
8811 (<sse>_vmsqrt<mode>2): Ditto.
8812 (smin<mode>3, *smin<mode>3_finite, *smin<mode>3)
8813 (<sse>_vmsmin<mode>3, *ieee_smin<mode>3): Ditto.
8814 (smax<mode>3, *smax<mode>3_finite, *smax<mode>3)
8815 (<sse>_vmsmax<mode>3, *ieee_smax<mode>3): Ditto.
8816 (<sse>_maskcmp<mode>3): Macroize from sse_maskcmpv4sf3,
8817 sse_maskcmpsf3, sse2_maskcmpv2df3 and sse2_maskcmpdf3 using SSEMODEF4
8818 mode iterator. Use SSE_FLOAT_MODE_P with SSE_VEC_FLOAT_MODE_P as
8820 (<sse>_comi): Macroize from sse_comi and sse2_comi using MODEF mode
8821 iterator and SSE_FLOAT_MODE_P as insn constraint.
8822 (<sse>_ucomi): Ditto from similar patterns.
8823 (<sse>_vmmaskcmp<mode>3): Macroize from sse_vmmaskcmpv4sf3 and
8824 sse2_vmmaskcmpv2df3 using SSEMODEF2P mode iterator and
8825 SSE_VEC_FLOAT_MODE_P as insn constraint.
8826 (vcond<mode>): Ditto from similar patterns.
8827 (and<mode>3, *and<mode>3): Ditto.
8828 (<sse>_nand<mode>3): Ditto.
8829 (ior<mode>3, *ior<mode>3): Ditto.
8830 (xor<mode>3, *xor<mode>3): Ditto.
8831 (*and<mode>3): Macroize from *andsf3 and *anddf3 using MODEF mode
8832 iterator and SSE_FLOAT_MODE_P as insn constraint.
8833 (*nand<mode>3): Ditto from similar patterns.
8834 (*ior<mode>3): Ditto.
8835 (*xor<mode>3): Ditto.
8837 2008-02-20 Ira Rosen <irar@il.ibm.com>
8839 * config/spu/spu.md (vec_unpacku_hi_v8hi, vec_unpacku_lo_v8hi,
8840 vec_unpacks_hi_v8hi, vec_unpacks_lo_v8hi, vec_unpacku_hi_v16qi,
8841 vec_unpacku_lo_v16qi, vec_unpacks_lo_v16qi): Implement.
8843 2008-02-19 Jan Hubicka <jh@suse.cz>
8845 * predict.c (tree_bb_level_predictions): Remove variable next
8846 mistakely introduced by previous commit.
8848 2008-02-19 Jan Hubicka <jh@suse.cz>
8850 * predict.c (predict_paths_leading_to): Rewrite.
8851 (predict_paths_for_bb): New.
8852 (tree_bb_level_predictions): Update call of predict_paths_leading_to.
8854 2008-02-19 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8857 * Makefile.in (build_file_translate): New.
8858 (gcc-vers.texi): Use it for translating $(abs_srcdir).
8859 * config.build (build_file_translate): Set to `CMD //c' on MinGW.
8860 * configure.ac (build_file_translate): Substitute it.
8861 * configure: Regenerate.
8863 2008-02-19 Jan Hubicka <jh@suse.cz>
8865 PR rtl-optimization/34408
8866 * see.c (see_def_extension_not_merged): Copy subreg so we don't have
8869 2008-02-19 Jan Hubicka <jh@suse.cz>
8872 * tree-inline.c (estimate_num_insns_1): Fix counting of cost of
8875 2008-02-19 H.J. Lu <hongjiu.lu@intel.com>
8878 * config/i386/i386-modes.def: Revert the last DI alignment
8879 change until Ada people can look into it.
8881 2008-02-19 Nick Clifton <nickc@redhat.com>
8883 * opts.c (print_specific_help): Fix typo in --help text.
8885 2008-02-19 Jakub Jelinek <jakub@redhat.com>
8888 * config/i386/cpuid.h (__cpuid, __get_cpuid_max): Use special
8889 32-bit inline asm without asm alternatives for host GCC < 3.0.
8891 2008-02-19 Richard Guenther <rguenther@suse.de>
8893 PR tree-optimization/34989
8894 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Re-structure.
8895 Allow propagation to INDIRECT_REF if we can simplify only.
8897 2008-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8899 * c-common.c (warn_for_collisions_1): Use appropriate option when
8902 2008-02-19 Nick Clifton <nickc@redhat.com>
8905 * opts.c (undocumented_msg): Leave blank unless checking is enabled.
8906 (handle_options): Fix indentation.
8907 (print_filtered_help): If no language-specific options were
8908 displayed tell the user how to list all the options supported by
8909 the language's front-end.
8910 (print_specific_help): Fix indentation and remove duplicate line.
8911 (common_handle_option): Handle the -v option.
8912 For --help enable the display of undocumented options if the -v
8913 switch has been included on the command line.
8914 For --help= check for overlaps in the arguments between the option
8915 classes and the language names and issue a warning when they
8916 cannot be disambiguated.
8917 * c.opt (v): Pass on to the common option handler.
8919 2008-02-19 Revital Eres <eres@il.ibm.com>
8921 * modulo-sched.c (sms_schedule): Change dump message when
8922 create_ddg function fails.
8923 (try_scheduling_node_in_cycle): Rename row to cycle.
8924 (print_partial_schedule): Rename CYCLE to ROW.
8926 2008-02-19 Christian Bruel <christian.bruel@st.com>
8927 Zdenek Dvorak <ook@ucw.cz>
8929 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): Check step alignment.
8931 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
8934 * config/i386/i386.md (*x86_movsicc_0_m1_se): New insn pattern.
8935 (*x86_movdicc_0_m1_se): Ditto.
8937 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
8939 * config/i386/sfp-machine.h (__gcc_CMPtype): New typedef.
8940 (CMPtype): Define as __gcc_CMPtype.
8941 * config/rs6000/sfp-machine.h (__gcc_CMPtype): New typedef.
8942 (CMPtype): Define as __gcc_CMPtype.
8944 2008-02-19 Hans-Peter Nilsson <hp@axis.com>
8946 Support valgrind 3.3 for --enable-checking=valgrind.
8947 * system.h: Consolidate ENABLE_VALGRIND_CHECKING-dependent defines
8949 [!VALGRIND_MAKE_MEM_NOACCESS]: Define as VALGRIND_MAKE_NOACCESS.
8950 [!VALGRIND_MAKE_MEM_DEFINED]: Define as VALGRIND_MAKE_READABLE.
8951 [!VALGRIND_MAKE_MEM_UNDEFINED]: Define as VALGRIND_MAKE_WRITABLE.
8952 * ggc-common.c: Remove ENABLE_VALGRIND_CHECKING-dependent defines.
8953 Replace use of VALGRIND_MAKE_READABLE, VALGRIND_MAKE_WRITABLE, and
8954 VALGRIND_MAKE_NOACCESS with VALGRIND_MAKE_MEM_DEFINED,
8955 VALGRIND_MAKE_MEM_UNDEFINED, and VALGRIND_MAKE_MEM_NOACCESS
8957 * ggc-zone.c: Similar.
8958 * ggc-page.c: Similar.
8960 2008-02-19 Paul Brook <paul@codesourcery.com>
8963 * config/arm/ieee754-df.S: Fix do_it typo.
8964 * config/arm/ieee754-sf.S: Fix do_it typo.
8966 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
8969 * config/i386/i386.c (OPTION_MASK_ISA_MMX_SET): New.
8970 (OPTION_MASK_ISA_3DNOW_SET): Likewise.
8971 (OPTION_MASK_ISA_SSE_SET): Likewise.
8972 (OPTION_MASK_ISA_SSE2_SET): Likewise.
8973 (OPTION_MASK_ISA_SSE3_SET): Likewise.
8974 (OPTION_MASK_ISA_SSSE3_SET): Likewise.
8975 (OPTION_MASK_ISA_SSE4_1_SET): Likewise.
8976 (OPTION_MASK_ISA_SSE4_2_SET): Likewise.
8977 (OPTION_MASK_ISA_SSE4_SET): Likewise.
8978 (OPTION_MASK_ISA_SSE4A_SET): Likewise.
8979 (OPTION_MASK_ISA_SSE5_SET): Likewise.
8980 (OPTION_MASK_ISA_3DNOW_A_UNSET): Likewise.
8981 (OPTION_MASK_ISA_MMX_UNSET): Updated.
8982 (OPTION_MASK_ISA_3DNOW_UNSET): Updated.
8983 (OPTION_MASK_ISA_SSE_UNSET): Likewise.
8984 (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
8985 (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
8986 (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
8987 (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
8988 (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
8989 (OPTION_MASK_ISA_SSE5_UNSET): Likewise.
8990 (OPTION_MASK_ISA_SSE4): Removed.
8991 (ix86_handle_option): Turn on bits in ix86_isa_flags and
8992 ix86_isa_flags_explicit with OPTION_MASK_ISA_XXX_SET for -mXXX.
8993 (override_options): Don't turn on implied SSE/MMX bits in
8996 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
8998 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
9001 2008-02-18 Joey Ye <joey.ye@intel.com>
9004 * tree-nested.c (insert_field_into_struct): Set type alignment
9005 to field alignment if the former is less than the latter.
9007 2008-02-18 Jakub Jelinek <jakub@redhat.com>
9009 * BASE-VER: Set to 4.4.0.
9011 2008-02-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9013 * doc/c-tree.texi: Use @dots{} and @enddots{} where appropriate.
9014 * doc/cfg.texi: Likewise.
9015 * doc/extend.texi: Likewise.
9016 * doc/gty.texi: Likewise.
9017 * doc/invoke.texi: Likewise.
9018 * doc/loop.texi: Likewise.
9019 * doc/md.texi: Likewise.
9020 * doc/passes.texi: Likewise.
9021 * doc/rtl.texi: Likewise.
9022 * doc/sourcebuild.texi: Likewise.
9023 * doc/tm.texi: Likewise.
9024 * doc/tree-ssa.texi: Likewise.
9026 2008-02-17 Richard Guenther <rguenther@suse.de>
9029 * tree-complex.c (init_parameter_lattice_values): Handle parameters
9030 without default definition.
9032 2008-02-17 Richard Guenther <rguenther@suse.de>
9034 PR tree-optimization/35231
9035 * tree-vrp.c (register_edge_assert_for): Do not assume A == 0
9038 2008-02-17 Uros Bizjak <ubizjak@gmail.com>
9041 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
9042 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
9043 libgcc_cmp_return mode.
9045 2008-02-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9048 * doc/invoke.texi (-std): Clarify description of -std= and -ansi.
9050 2008-02-16 Ralf Corsepius <ralf.corsepius@rtems.org>
9052 * config/m68k/t-rtems (M68K_MLIB_CPU): Add 5208, 5307, 5407, 5475
9055 2008-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9057 * doc/c-tree.texi: Use `@.' where appropriate.
9058 * doc/extend.texi: Likewise.
9059 * doc/install.texi: Likewise.
9060 * doc/invoke.texi: Likewise.
9061 * doc/loop.texi: Likewise.
9062 * doc/makefile.texi: Likewise.
9063 * doc/md.texi: Likewise.
9064 * doc/passes.texi: Likewise.
9065 * doc/standards.texi: Likewise.
9066 * doc/tm.texi: Likewise.
9068 2008-02-15 Jakub Jelinek <jakub@redhat.com>
9071 * omp-low.c (expand_omp_for_generic): Don't initialize fd->v
9073 (expand_omp_for_static_nochunk): Initialize fd->v in seq_start_bb
9074 rather than in entry_bb.
9076 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
9078 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
9079 libgcc_cmp_return mode.
9081 2008-02-15 Jakub Jelinek <jakub@redhat.com>
9084 * tree-nested.c (convert_call_expr): Put FRAME.* vars into
9085 OMP_CLAUSE_SHARED rather than OMP_CLAUSE_FIRSTPRIVATE clause.
9087 2008-02-15 Richard Guenther <rguenther@suse.de>
9088 Zdenek Dvorak <ook@ucw.cz>
9090 PR tree-optimization/35164
9091 * tree-flow.h (stmt_references_abnormal_ssa_name): Declare.
9092 * tree-dfa.c (stmt_references_abnormal_ssa_name): New function.
9093 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
9094 Only propagate addresses which do not have abnormal SSA_NAMEs
9097 2008-02-15 Joseph Myers <joseph@codesourcery.com>
9100 * config/m68k/m68k.h (DWARF_CIE_DATA_ALIGNMENT): Define.
9102 2008-02-15 Jan Hubicka <jh@suse.cz>
9105 * ipa.c (cgraph_remove_unreachable_nodes): Clear local.inlinable flag.
9107 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
9110 * function.c (pad_to_arg_alignment): Remove test for STACK_BOUNDARY
9111 when calculating alignment_pad.
9113 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
9115 * config/i386/i386.h (CLEAR_RATIO): Use MIN macro.
9116 (WIDEST_HARDWARE_FP_SIZE): Use LONG_DOUBLE_TYPE_SIZE define.
9117 * config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Use MAX macro
9118 and STACK_BOUNDARY define.
9120 2008-02-14 Danny Smith <dannysmith@users.sourceforge.net>
9122 PR preprocessor/35061
9123 * c-pragma.c (handle_pragma_pop_macro): Check that
9124 pushed_macro_table has been allocated.
9126 2008-02-14 Eric Botcazou <ebotcazou@adacore.com>
9129 * gimplify.c (force_gimple_operand_bsi): Revert 2008-02-12 change.
9130 (force_gimple_operand): Likewise.
9131 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Add new cases
9132 for TARGET_MEM_REF and CONVERT_EXPR/NON_LVALUE_EXPR/NOP_EXPR.
9133 Also recurse on the operand for regular VIEW_CONVERT_EXPRs.
9134 (find_interesting_uses_address): Check addressability and alignment
9135 of the base expression only after substituting bases of IVs into it.
9137 2008-02-14 Michael Matz <matz@suse.de>
9140 * function.c (instantiate_virtual_regs_in_insn): Reload address
9141 before falling back to reloading the whole operand.
9143 2008-02-14 Andreas Krebbel <krebbel1@de.ibm.com>
9145 * config/s390/s390.c (s390_mainpool_start): Emit the pool
9146 before the first section switch note.
9148 2008-02-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9150 * doc/bugreport.texi: Update copyright years.
9151 * doc/c-tree.texi: Likewise.
9152 * doc/cfg.texi: Likewise.
9153 * doc/cpp.texi: Likewise.
9154 * doc/cppinternals.texi: Likewise.
9155 * doc/fragments.texi: Likewise.
9156 * doc/frontends.texi: Likewise.
9157 * doc/gcc.texi: Likewise.
9158 * doc/gty.texi: Likewise.
9159 * doc/hostconfig.texi: Likewise.
9160 * doc/implement-c.texi: Likewise.
9161 * doc/libgcc.texi: Likewise.
9162 * doc/loop.texi: Likewise.
9163 * doc/makefile.texi: Likewise.
9164 * doc/options.texi: Likewise.
9165 * doc/passes.texi: Likewise.
9166 * doc/rtl.texi: Likewise.
9167 * doc/sourcebuild.texi: Likewise.
9168 * doc/standards.texi: Likewise.
9169 * doc/tree-ssa.texi: Likewise.
9170 * doc/trouble.texi: Likewise.
9172 * doc/extend.texi: Use @: or add comma where appropriate.
9173 * doc/invoke.texi: Likewise.
9174 * doc/tm.texi: Likewise.
9176 2008-02-14 Alan Modra <amodra@bigpond.net.au>
9179 * config/rs6000/rs6000.md (restore_stack_block): Force operands[1]
9182 2008-02-14 Jesper Nilsson <jesper.nilsson@axis.com>
9184 * doc/md.texi (clz, ctz): Add reference.
9185 * doc/rtl.texi (clz, ctz): Likewise.
9187 2008-02-13 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9190 * Makefile.in (gcc-vers.texi): Use abs_srcdir for the value of
9193 2008-02-13 Andreas Krebbel <krebbel1@de.ibm.com>
9195 * config/s390/s390.c (struct constant_pool): New field
9196 emit_pool_after added.
9197 (s390_mainpool_start): Set the emit_pool_after flag according
9198 to the section switch notes.
9199 (s390_mainpool_finish): Consider emit_pool_after when emitting
9200 the literal pool at the end of the function.
9201 (s390_chunkify_start): Force literal pool splits at section
9204 2008-02-13 Michael Matz <matz@suse.de>
9207 * var-tracking.c (clobber_variable_part): Correctly traverse the
9210 2008-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9213 * doc/invoke.texi (Debugging Options): Remove -fdump-tree-inlined.
9214 Add -fdump-ipa-inline.
9215 * tree-dump.c (dump_files): Remove tree-inlined dump.
9216 * tree-pass.h (tree_dump_index): Remove TDI_inlined.
9218 2008-02-12 Richard Guenther <rguenther@suse.de>
9220 PR tree-optimization/35171
9221 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Deal with
9224 2008-02-12 Richard Guenther <rguenther@suse.de>
9227 * fold-const.c (fold_widened_comparison): Use get_unwidened in
9228 value-preserving mode. Disallow final truncation.
9230 2008-02-12 Eric Botcazou <ebotcazou@adacore.com>
9233 * gimplify.c (force_gimple_operand_bsi): Move SSA renaming
9234 code from here to...
9235 (force_gimple_operand): ...here.
9237 2008-02-12 Jakub Jelinek <jakub@redhat.com>
9240 * tree-sra.c (sra_build_assignment): fold_convert SRC if copying
9241 non-compatible pointers.
9242 (generate_element_copy): If SRC and DST are RECORD_TYPEs with
9243 different FIELD_DECLs, try harder by comparing field offsets, sizes
9247 * function.c (match_asm_constraints_1): Don't replace the same input
9250 2008-02-12 Anatoly Sokolov <aesok@post.ru>
9252 * config/avr/avr.h (AVR_HAVE_RAMPZ): Define.
9253 * config/avr/avr.c (expand_prologue): Save RAMPZ register.
9254 (expand_epilogue): Restore RAMPZ register.
9255 * config/avr/avr.md (RAMPZ_ADDR): New constant.
9257 2008-02-11 Kai Tietz <kai.tietz@onevision.com>
9259 * config/i386/cygwin.asm: (__alloca): Correct calling
9260 convention and alignment.
9261 (__chkstk): Force 8 byte stack alignment.
9263 2008-02-11 Uros Bizjak <ubizjak@gmail.com>
9264 Richard Guenther <rguenther@suse.de>
9266 PR tree-optimization/33992
9267 * tree-ssa-loop-im.c (rewrite_bittest): Fixup the type of
9268 the zero we compare against.
9270 2008-02-10 Danny Smith <dannysmith@users.sourceforge.net>
9273 * gthr-win32.h (__gthread_mutex_destroy_function): New function
9274 to CloseHandle after unlocking to prevent accumulation of handle
9277 2008-02-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9280 * pa.c (legitimize_pic_address): Add REG_EQUAL note on sets with a
9281 pic_label_operand source. Similarly, add a REG_LABEL_OPERAND note
9282 and update LABEL_NUSES during and after reload.
9284 2008-02-08 Steven Bosscher <stevenb.gcc@gmail.com>
9287 * combine.c (simplify_if_then_else): Make sure the comparison is
9288 against const0_rtx when simplifying to (abs x) or (neg (abs X)).
9290 2008-02-08 Richard Sandiford <rsandifo@nildram.co.uk>
9293 * double-int.h: Don't include gmp.h for GENERATOR_FILEs.
9294 (mpz_set_double_int, mpz_get_double_int): Hide from GENERATOR_FILEs.
9295 * real.h: Don't include gmp.h or mpfr.h for GENERATOR_FILEs.
9296 (real_from_mpfr, mpfr_from_real): Hide from GENERATOR_FILEs.
9297 * tree.h (get_type_static_bounds): Likewise.
9299 2008-02-08 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9301 * doc/invoke.texi (Option Summary, C++ Dialect Options)
9302 (Objective-C and Objective-C++ Dialect Options, Warning Options):
9303 Make -Wfoo language annotations match what the compiler outputs.
9305 2008-02-08 Sa Liu <saliu@de.ibm.com>
9307 * config/spu/spu-builtins.def: Fixed wrong parameter type in spu
9308 intrinsics spu_convts, spu_convtu, spu_convtf.
9310 2008-02-08 Hans-Peter Nilsson <hp@axis.com>
9312 * doc/extend.texi (Function Attributes) <noinline>: Mention
9313 asm ("") as method to keep calls.
9315 2008-02-07 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9318 * doc/options.texi (Options): Replace references to opts.sh with
9320 * opts-common.c: Likewise.
9321 * optc-gen.awk: Likewise.
9323 2008-02-07 Andreas Krebbel <krebbel1@de.ibm.com>
9325 * config/s390/s390.h (FUNCTION_ARG_REGNO_P): Fix fprs for 64 bit.
9327 2008-02-07 Richard Henderson <rth@redhat.com>
9330 * config/alpha/alpha.c (alpha_emit_xfloating_compare): Use an
9331 EXPR_LIST for the REG_EQUAL instead of a comparison with a
9334 2008-02-07 Uros Bizjak <ubizjak@gmail.com>
9336 PR tree-optimization/35085
9337 * tree-ssa-reassoc.c (rewrite_expr_tree): Enable destructive update
9338 for operand entry oe2 in addition to operand entry oe3 in order to
9339 expose more opportunities for vectorizer sum reduction.
9341 2008-02-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9344 * Makefile.in (LIBS): Remove $(GMPLIBS).
9345 (cc1-dummy, cc1): Add $(GMPLIBS).
9347 2008-02-06 Jan Hubicka <jh@suse.cz>
9350 * i386.md (moddf_integer): Do not produce partial memory stalls for
9351 targets where it hurts.
9353 2008-02-06 Uros Bizjak <ubizjak@gmail.com>
9356 * optabs.c (expand_float): Do not check for decimal modes when
9357 expanding unsigned integer through signed conversion.
9359 2008-02-06 Nick Clifton <nickc@redhat.com>
9361 * config/stormy16/stormy16.md (eqbranchsi): Replace a match_dup
9362 inside the clobber with a match_operand and duplicated operand
9363 number in the constraint.
9364 (ineqbranchsi): Delete redundant comment.
9366 2008-02-06 Ralf Corsepius <ralf.corsepius@rtems.org>
9368 * config/arm/rtems-elf.h (TARGET_OS_CPP_BUILTINS): Add
9369 builtin_define ("__USE_INIT_FINI__").
9370 * config/h8300/t-rtems (MULTILIB_OPTION,MULTILIB_DIRNAMES): Add
9372 * gthr-rtems.h: Remove __GTHREAD_MUTEX_INIT.
9374 2008-02-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9376 PR documentation/30330
9377 * doc/invoke.texi (C++ Dialect Options)
9378 (Objective-C and Objective-C++ Dialect Options, Warning Options):
9379 For each warning option -Wfoo that allows -Wno-foo, ensure both
9380 -Wfoo and -Wno-foo are listed in the option index. Fix index
9381 entry of -Wswitch-default, index -Wnormalized= including the
9382 `=', and -Wlarger-than-@var{len} including @var{len}.
9384 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
9386 * config/i386/i386.md (floatunssisf2): Use
9387 ix86_expand_convert_uns_sisf_sse also for TARGET_SSE.
9388 (floatunssi<mode>2): Rename from floatunssisf2 and floatunssidf2.
9389 Macroize expander using MODEF mode iterator.
9391 2008-02-05 Diego Novillo <dnovillo@google.com>
9393 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00140.html
9396 * tree-vrp.c (vrp_evaluate_conditional): Revert fix for PR 33738.
9398 2008-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9401 * toplev.c (print_version): Honor `indent' for GMP/MPFR warnings.
9403 2008-02-05 H.J. Lu <hongjiu.lu@intel.com>
9406 * config/i386/i386.c (ix86_function_sseregparm): Add an arg
9407 to indicate if a message should be generated.
9408 (init_cumulative_args): Updated.
9409 (function_value_32): Likewise.
9411 2008-02-05 Joseph Myers <joseph@codesourcery.com>
9413 * doc/include/texinfo.tex: Update to version 2008-02-04.16.
9415 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
9418 * config/i386/i386.md (floatunsisf2): Enable for TARGET_SSE_MATH only.
9419 Call ix86_expand_convert_uns_sisf_sse for TARGET_SSE2.
9421 2008-02-04 Diego Novillo <dnovillo@google.com>
9423 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00110.html
9426 * tree-vrp.c (vrp_evaluate_conditional): With
9427 -Wtype-limits, emit a warning when comparing against a
9428 constant outside the natural range of OP0's type.
9430 2008-02-04 Richard Guenther <rguenther@suse.de>
9433 * expr.c (count_type_elements): Give for unions instead of
9436 2008-02-04 Richard Guenther <rguenther@suse.de>
9439 * gimplify.c (gimplify_init_ctor_eval): Convert array indices
9440 to TYPE_DOMAINs base type instead of using bitsizetype here.
9442 2008-02-03 Jason Merrill <jason@redhat.com>
9444 * print-tree.c (print_node) [CONSTRUCTOR]: Print elements.
9446 2008-02-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9449 * doc/invoke.texi (C++ Dialect Options, Optimize Options)
9450 (HPPA Options, i386 and x86-64 Options, IA-64 Options)
9451 (RS/6000 and PowerPC Options): Fix typos and markup.
9452 * doc/passes.texi (Tree-SSA passes): Likewise.
9454 2008-02-02 Michael Matz <matz@suse.de>
9457 * postreload-gcse.c (record_last_reg_set_info_regno): Renamed
9458 from record_last_reg_set_info.
9459 (record_last_reg_set_info): Take an RTX argument, iterate over all
9460 constituent hardregs.
9461 (record_last_set_info, record_opr_changes): Change calls to
9462 new signature or to record_last_reg_set_info_regno.
9464 2008-02-02 Gerald Pfeifer <gerald@pfeifer.com>
9466 * doc/extend.texi (X86 Built-in Functions): Fix grammar.
9468 2008-02-01 Hans-Peter Nilsson <hp@axis.com>
9470 PR rtl-optimization/34773
9471 * reg-notes.def (EQUAL): Mention significance of combination of
9472 REG_EQUAL and REG_RETVAL.
9473 * fwprop.c (try_fwprop_subst): Don't add REG_EQUAL to an
9474 insn that has a REG_RETVAL.
9476 2008-02-01 Roger Sayle <roger@eyesopen.com>
9479 * configure.ac (--enable-fixed-point): Disable unless explicitly
9481 * configure: Regenerate.
9483 2008-02-01 Richard Guenther <rguenther@suse.de>
9486 * invoke.texi (-finline-limit): Remove no longer true parts
9487 of the documentation. Note that there is no default value.
9489 2008-02-01 Andrew Pinski <pinskia@gmail.com>
9490 Mark Mitchell <mark@codesourcery.com>
9491 Ben Elliston <bje@au.ibm.com>
9494 * doc/extend.texi (Other Builtins): Document.
9496 2008-01-31 Tom Browder <tom.browder@gmail.com>
9498 * doc/c-tree.texi (Types): Fix grammar.
9499 (Expression trees): Ditto.
9500 * doc/passes.texi (Tree-SSA passes): Ditto.
9502 * doc/configterms.texi (Configure Terms): Fix typo.
9503 * doc/cpp.texi (Common Predefined Macros): Ditto.
9504 * doc/md.texi (Machine Constraints): Ditto.
9506 * doc/makefile.texi (Makefile): Add comma.
9508 2008-01-31 Tom Browder <tom.browder@gmail.com>
9509 Gerald Pfeifer <gerald@pfeifer.com>
9511 * doc/sourcebuild.texi (Front End): Remove references to CVS
9512 and CVSROOT/modules.
9513 (Texinfo Manuals): Replace reference to CVS by one to SVN.
9514 (Back End): Remove reference to CVS.
9516 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
9519 * config/mips/mips.c (gen_load_const_gp): New function, taking a
9521 (mips16_gp_pseudo_reg): ...here.
9522 * config/mips/mips.md (load_const_gp): Replace with...
9523 (load_const_gp_<mode>): ...this :P-based insn.
9525 2008-01-31 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9527 * doc/invoke.texi (-ansi): Mention explicitly corresponding -std=
9528 options. Minor fixes.
9529 (-std): Move reference to standards closer to where language
9530 standards are first mentioned.
9532 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
9534 PR rtl-optimization/34995
9535 * reload.c (alternative_allows_const_pool_ref): Take an rtx
9536 parameter and return a bool. If the rtx parameter is nonnull,
9537 check that it satisfies an EXTRA_MEMORY_CONSTRAINT.
9538 (find_reloads): Update call accordingly. Pass the new operand
9539 if it needed no address reloads, otherwise pass null.
9541 2008-01-30 Richard Henderson <rth@redhat.com>
9544 * tree.c (build_type_attribute_qual_variant): Skip TYPE_DOMAIN
9545 for unbounded arrays.
9547 2008-01-30 Silvius Rus <rus@google.com>
9549 * config/i386/xmmintrin.h (_mm_prefetch): Add const to first arg.
9551 2008-01-30 Jan Hubicka <jh@suse.cz>
9554 * i386.c (init_cumulative_args): Use real function declaration when
9557 2008-01-30 Richard Sandiford <rsandifo@nildram.co.uk>
9559 PR rtl-optimization/34998
9560 * global.c (build_insn_chain): Treat non-subreg_lowpart
9561 SUBREGs of pseudos as clobbering all the words covered by the
9562 SUBREG, not just all the bytes.
9563 * ra-conflict.c (clear_reg_in_live): Likewise. Take the
9564 original df_ref rather than an extract parameter.
9565 (global_conflicts): Update call accordingly.
9567 2008-01-30 Andreas Krebbel <krebbel1@de.ibm.com>
9569 * config/s390/fixdfdi.h (__fixunstfdi, __fixtfdi): Rearrange
9570 the overflow check to make it easier to read.
9571 (__fixtfdi): Change the type of the ll member in union
9572 long_double to UDItype_x.
9574 2008-01-30 Jakub Jelinek <jakub@redhat.com>
9577 * cgraph.h (cgraph_update_edges_for_call_stmt): New prototype.
9578 * cgraph.c (cgraph_update_edges_for_call_stmt): New function.
9579 * tree-inline.c (fold_marked_statements): Call
9580 cgraph_update_edges_for_call_stmt if folding a call statement.
9581 * cgraphunit.c (verify_cgraph_node): Set cfun to this_cfun for
9582 debug_generic_stmt calls, reset it back afterwards.
9585 * c-decl.c (start_decl): Don't pedwarn about TREE_READONLY
9587 * c-typeck.c (build_external_ref): Don't pedwarn about
9588 static vars in current function's scope.
9590 2008-01-29 Joseph Myers <joseph@codesourcery.com>
9592 * config.gcc (i[34567]86-*-nto-qnx*): Remove deprecation.
9594 2008-01-29 Bernhard Fischer <aldot@gcc.gnu.org>
9597 * ipa-struct-reorg.c: Fix spelling.
9598 * params.def: Ditto.
9600 2008-01-29 Richard Guenther <rguenther@suse.de>
9603 * tree-inline.h (struct copy_body_data): Add remapping_type_depth
9605 * tree-inline.c (remap_type): Increment remapping_type_depth
9606 around remapping types.
9607 (copy_body_r): Only add referenced variables if they are referenced
9608 from code, not types.
9610 2008-01-29 Douglas Gregor <doug.gregor@gmail.com>
9621 * c-pretty-print.c (pp_c_type_qualifier_list): Don't try to print
9622 qualifiers for an ERROR_MARK_NODE or a NULL_TREE.
9624 2008-01-28 Andy Hutchinson <hutchinsonandy@netscape.net>
9627 * config/avr/avr.c (expand_prologue): Use correct QI mode frame
9628 pointer for tiny stack.
9630 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
9632 * doc/tree-ssa.texi: Add cindex PHI nodes and improve wording.
9634 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
9636 * config/vx-common.h: Fix typo in comment.
9638 2008-01-28 Ian Lance Taylor <iant@google.com>
9642 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Don't
9643 coalesce pointers if they have different DECL_NO_TBAA_P values.
9644 * tree-ssa-copy.c (may_propagate_copy): Don't propagate copies
9645 between variables with different DECL_NO_TBAA_P values.
9647 2008-01-28 Nathan Froyd <froydnj@codesourcery.com>
9650 * config/rs6000/rs6000.c (small_data_operand): Vectors and floats
9651 are not legitimate small data references on SPE targets.
9653 2008-01-28 David Daney <ddaney@avtrex.com>
9655 * doc/install.texi (mips-*-*): Recommend binutils 2.18.
9657 2008-01-28 David Daney <ddaney@avtrex.com>
9659 * doc/install.texi (--disable-libgcj-bc): Reword documentation.
9661 2008-01-27 Joseph Myers <joseph@codesourcery.com>
9663 * config.gcc (strongarm*-*, ep9312*-*, xscale*-*, parisc*-*,
9664 m680[012]0-*, *-*-beos*, *-*-kaos*, *-*-linux*aout*,
9665 *-*-linux*libc1*, *-*-solaris2.[0-6], *-*-solaris2.[0-6].*,
9666 *-*-sysv*, *-*-windiss*, alpha*-*-unicosmk*, cris-*-aout,
9667 hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
9668 i[34567]86-sequent-ptx4*, i[34567]86-*-nto-qnx*,
9669 i[34567]86-*-sco3.2v5*, i[34567]86-*-uwin*, powerpc-*-chorusos*,
9670 vax-*-bsd*, vax-*-ultrix*): Mark obsolete.
9672 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
9674 * basic-block.h (condjump_equiv_p): Fix comment.
9676 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
9678 * tree-pretty-print.c (print_generic_decl, print_generic_stmt,
9679 print_generic_stmt_indented): Fix comment.
9681 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
9683 * configure.ac (__stack_chk_fail): Add detecion for availability
9684 of SSP in uClibc by checking if __UCLIBC_HAS_SSP__ is defined.
9685 * configure: Regenerate.
9687 2008-01-26 Maxim Kuvyrkov <maxim@codesourcery.com>
9690 * final.c (output_addr_const): Handle TRUNCATE.
9692 2008-01-26 Zdenek Dvorak <ook@ucw.cz>
9695 * tree-ssa-loop-ivopts.c (comp_cost): New type.
9696 (zero_cost, infinite_cost): New constants.
9697 (struct cost_pair): Change type of cost to comp_cost.
9698 (struct iv_ca): Change type of cand_use_cost and cost to comp_cost.
9699 (new_cost, add_costs, sub_costs, compare_costs, infinite_cost_p):
9701 (set_use_iv_cost, force_expr_to_var_cost, force_var_cost,
9702 split_address_cost, ptr_difference_cost, difference_cost,
9703 get_computation_cost_at, get_computation_cost,
9704 determine_use_iv_cost_generic, determine_use_iv_cost_address,
9705 determine_use_iv_cost_condition, determine_use_iv_costs,
9706 cheaper_cost_pair, iv_ca_recount_cost, iv_ca_set_no_cp,
9707 iv_ca_set_cp, iv_ca_cost, iv_ca_new, iv_ca_dump, iv_ca_extend,
9708 iv_ca_narrow, iv_ca_prune, try_improve_iv_set, find_optimal_iv_set):
9709 Change type of cost to comp_cost.
9710 (determine_iv_cost): Increase cost of non-original ivs, instead
9711 of decreasing the cost of original ones.
9712 (get_address_cost): Indicate the complexity of the addressing mode
9714 (try_add_cand_for): Prefer using ivs not specific to some object.
9715 * tree-flow.h (force_expr_to_var_cost): Declaration removed.
9717 2008-01-26 Peter Bergner <bergner@vnet.ibm.com>
9718 Janis Johnson <janis187@us.ibm.com>
9721 * doc/tm.texi (TARGET_EXPAND_TO_RTL_HOOK): Document.
9722 (TARGET_INSTANTIATE_DECLS): Likewise.
9723 * target.h (expand_to_rtl_hook): New target hook.
9724 (instantiate_decls): Likewise.
9725 * function.c (instantiate_decl): Make non-static. Rename to...
9726 (instantiate_decl_rtl): ... this.
9727 (instantiate_expr): Use instantiate_decl_rtl.
9728 (instantiate_decls_1): Likewise.
9729 (instantiate_decls): Likewise.
9730 (instantiate_virtual_regs: Call new instantiate_decls taget hook.
9731 * function.h (instantiate_decl_rtl): Add prototype.
9732 * cfgexpand.c (target.h): New include.
9733 (tree_expand_cfg): Call new expand_to_rtl_hook target hook.
9734 * target-def.h (TARGET_EXPAND_TO_RTL_HOOK): New define.
9735 (TARGET_INSTANTIATE_DECLS): Likewise.
9736 (TARGET_INITIALIZER): New target hooks added.
9737 * config/rs6000/rs6000-protos.h (rs6000_secondary_memory_needed_rtx):
9739 * config/rs6000/rs6000.c (tree-flow.h): New include.
9740 (machine_function): Add sdmode_stack_slot field.
9741 (rs6000_alloc_sdmode_stack_slot): New function.
9742 (rs6000_instantiate_decls): Likewise.
9743 (rs6000_secondary_memory_needed_rtx): Likewise.
9744 (rs6000_check_sdmode): Likewise.
9745 (TARGET_EXPAND_TO_RTL_HOOK): Target macro defined.
9746 (TARGET_INSTANTIATE_DECLS): Likewise.
9747 (rs6000_hard_regno_mode_ok): Allow SDmode.
9748 (num_insns_constant): Likewise. Handle _Decimal32 constants.
9749 (rs6000_emit_move): Handle SDmode.
9750 (function_arg_advance): Likewise.
9751 (function_arg): Likewise.
9752 (rs6000_gimplify_va_arg): Likewise. Add special handling of
9753 SDmode var args for 32-bit compiles.
9754 (rs6000_secondary_reload_class): Handle SDmode.
9755 (rs6000_output_function_epilogue): Likewise.
9756 (rs6000_function_value): Simplify if statement.
9757 (rs6000_libcall_value): Likewise.
9758 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Handle SDmode.
9759 (SECONDARY_MEMORY_NEEDED_RTX): Add define.
9760 * config/rs6000/dfp.md (movsd): New define_expand and splitter.
9761 (movsd_hardfloat): New define_insn.
9762 (movsd_softfloat): Likewise.
9763 (movsd_store): Likewise.
9764 (movsd_load): Likewise.
9765 (extendsddd2): Likewise.
9766 (extendsdtd2): Likewise.
9767 (truncddsd2): Likewise.
9768 (movdd_hardfloat64): Fixup comment.
9769 (UNSPEC_MOVSD_LOAD): New constant.
9770 (UNSPEC_MOVSD_STORE): Likewise.
9772 2008-01-26 Jakub Jelinek <jakub@redhat.com>
9775 * c-pretty-print.c (pp_c_exclusive_or_expression): Handle
9777 (pp_c_logical_and_expression): Handle TRUTH_AND_EXPR.
9778 (pp_c_logical_or_expression): Handle TRUTH_OR_EXPR.
9779 (pp_c_expression): Handle TRUTH_AND_EXPR, TRUTH_OR_EXPR
9782 2008-01-26 David Edelsohn <edelsohn@gnu.org>
9785 * config.gcc: Separate AIX 5.3 from AIX 6.1.
9786 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
9787 __LONGDOUBLE128 too.
9788 * config/rs6000/aix61.h: New file.
9790 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
9792 PR rtl-optimization/34959
9793 * optabs.c (expand_unop): In libcall notes, give ffs, clz, ctz,
9794 popcount and parity rtxes the same mode as their operand.
9795 Truncate or extend the result to the return value's mode
9798 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
9801 * config/mips/mips-protos.h (mips_expand_call): Return an rtx.
9802 * config/mips/mips.h (FIRST_PSEUDO_REGISTER): Rename FAKE_CALL_REGNO
9803 to GOT_VERSION_REGNUM.
9804 (CALL_REALLY_USED_REGISTERS): Set the GOT_VERSION_REGNUM entry to 0.
9805 (EPILOGUE_USES): Include GOT_VERSION_REGNUM if TARGET_USE_GOT.
9806 * config/mips/mips.c (mips_emit_call_insn): New function.
9807 (mips_call_tls_get_addr): Call mips_expand_call directly.
9808 (mips16_copy_fpr_return_value): Use mips_emit_call_insn rather than
9810 (mips16_build_call_stub): Likewise. Return the call insn or null.
9811 (mips_expand_call): Update the call to mips16_build_call_stub
9812 accordingly and a remove redundant condition. Assert that MIPS16
9813 stubs do not use lazy binding. Use mips_emit_call_insn and return
9815 (mips_extra_live_on_entry): Include GOT_VERSION_REGNUM if
9817 (mips_hard_regno_mode_ok_p): Allow SImode for GOT_VERSION_REGNUM.
9818 (mips_avoid_hazard): Remove hazard_set handling.
9819 * config/mips/mips.md (UNSPEC_EH_RECEIVER): Rename to...
9820 (UNSPEC_RESTORE_GP): ...this.
9821 (UNSPEC_SET_GOT_VERSION, UNSPEC_UPDATE_GOT_VERSION): New constants.
9822 (FAKE_CALL_REGNO): Rename to...
9823 (GOT_VERSION_REGNUM): ...this.
9824 (type): Add "ghost" value. Add an associated insn reservation.
9825 (hazard_set): Remove.
9826 (exception_receiver): Rename to...
9827 (restore_gp): ...this and update the unspec identifier accordingly.
9828 (exception_receiver, nonlocal_got_receiver): New expanders.
9829 (load_call<mode>): Use GOT_VERSION_REGNUM. Don't set
9830 FAKE_CALL_REGNO. Remove hazard_set attribute.
9831 (set_got_version, update_got_version): New patterns.
9833 2008-01-26 Danny Smith <dannysmith@users.sourceforge.net>
9836 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Define.
9838 2008-01-25 Joseph Myers <joseph@codesourcery.com>
9841 * doc/install.texi2html: Generate gcc-vers.texi.
9843 2008-01-25 DJ Delorie <dj@redhat.com>
9845 * config/m32c/m32c.h (ASM_PREFERRED_EH_DATA_FORMAT): Define.
9847 2008-01-25 Joseph Myers <joseph@codesourcery.com>
9849 * config/c4x: Remove directory.
9850 * config.gcc (crx-*, mt-*): Mark obsolete.
9851 (c4x-*, tic4x-*, c4x-*-rtems*, tic4x-*-rtems*, c4x-*, tic4x-*,
9852 h8300-*-rtemscoff*, ns32k-*-netbsdelf*, ns32k-*-netbsd*,
9853 sh-*-rtemscoff*): Remove cases.
9854 * defaults.h (C4X_FLOAT_FORMAT): Remove.
9855 * real.c (encode_c4x_single, decode_c4x_single,
9856 encode_c4x_extended, decode_c4x_extended, c4x_single_format,
9857 c4x_extended_format): Remove.
9858 * real.h (c4x_single_format, c4x_extended_format): Remove.
9859 * doc/extend.texi (interrupt, naked): Remove mention of attributes
9861 (Pragmas): Remove comment about c4x pragmas.
9862 * doc/install.texi (c4x): Remove target-specific instructions.
9863 * doc/invoke.texi (TMS320C3x/C4x Options): Remove.
9864 * doc/md.texi (Machine Constraints): Remove C4x documentation.
9865 * doc/tm.texi (MEMBER_TYPE_FORCES_BLK, c_register_pragma): Do not
9866 refer to C4x source files as examples.
9867 (C4X_FLOAT_FORMAT): Remove documentation.
9869 2008-01-25 Bernd Schmidt <bernd.schmidt@analog.com>
9871 * config/bfin/bfin.c (override_options): Reorder tests so that
9872 flag_pic gets enabled for -msep-data.
9874 2008-01-25 Richard Guenther <rguenther@suse.de>
9877 * expr.c (expand_expr_real_1): Reduce result of LSHIFT_EXPR
9878 to its bitfield precision if required.
9880 2008-01-25 Jakub Jelinek <jakub@redhat.com>
9883 * tree-nested.c (walk_omp_for): New function.
9884 (convert_nonlocal_reference, convert_local_reference): Call
9885 walk_omp_for on OMP_FOR.
9886 (convert_call_expr): Call walk_body on OMP_FOR's
9887 OMP_FOR_PRE_INIT_BODY.
9889 2008-01-25 Richard Guenther <rguenther@suse.de>
9891 PR tree-optimization/34966
9892 * tree-ssa-math-opts.c (execute_cse_sincos_1): For all but
9893 default defs and PHI_NODEs we have to insert after the
9896 2008-01-24 Nick Clifton <nickc@redhat.com>
9898 * config/stormy16/stormy16-lib2.c (MIN_UNITS_PER_WORD):
9899 Provide a default definition.
9900 (LIBGCC2_UNITS_PER_WORD): Likewise.
9902 * config/stormy16/stormy16.c: Include df.h for the prototype
9903 for df_regs_ever_live_p.
9904 (xstormy16_expand_builtin_va_start): Convert the stack offset
9905 into a component_ref and then use POINTER_PLUS_EXPR to add it
9906 to the incoming_virtual_args_rtx.
9907 (xstormy16_gimplify_va_arg_expr): Rename to
9908 xstormy16_gimplify_va_arg_expr.
9909 Use POINTER_PLUS_EXPR when performing pointer arithmetic.
9910 (TARGET_GIMPLIFY_VA_ARG_EXPR): Use renamed
9911 xstormy16_gimplify_va_arg_expr.
9912 Fix up some formatting issues.
9914 * config/stormy16/stormy16.c: (xstormy16_carry_plus_operand):
9915 Move to predicates.md.
9916 (xs_hi_general_operand): Likewise.
9917 (xs_hi_nonmemory_operand): Likewise.
9918 * config/stormy16/predicates.md:
9919 (xstormy16_carry_plus_operand): New predicate.
9920 (xs_hi_general_operand): New predicate.
9921 (xs_hi_nonmemory_operand): New predicate.
9922 * config/stormy16/stormy16-protos.h:
9923 (xstormy16_carry_plus_operand): Delete prototype.
9924 (xs_hi_general_operand): Likewise.
9925 (xs_hi_nonmemory_operand): Likewise.
9927 * config/storm16/stormy16.md (addhi3): Remove earlyclobber
9928 modifiers as they are no longer needed and they can trigger
9929 reload spill failures.
9931 * config/storm16/stormy16.md (ineqbranchsi): Replace match_dup
9932 with a match_operand in order to help reload.
9934 * config/storm16/stormy16.md (movhi_internal): Replace 'r'
9935 constraint with 'e' for the 8th alternative as this version of
9936 the mov.w instruction only accepts the lower 8 registers.
9938 2008-01-25 Uros Bizjak <ubizjak@gmail.com>
9941 * simplifx-rtx.c (simplify_const_binary_operation) [VEC_CONCAT]:
9942 Consider only CONST_INT, CONST_DOUBLE and CONST_FIXED as constant
9945 2008-01-25 Jakub Jelinek <jakub@redhat.com>
9948 * gimplify.c (gimplify_omp_for): Gimplify OMP_FOR_PRE_BODY.
9950 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
9952 * ipa-struct-reorg.c (remove_str_allocs_in_func, remove_str_allocs):
9954 (remove_structure): Update allocations list before removing structure.
9956 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
9958 * ipa-struct-reorg.c (is_safe_cond_expr,
9959 create_new_stmts_for_cond_expr): Use integer_zerop function,
9960 that recognize not only zero-pointer, but zero-integer too.
9962 2008-01-25 Ben Elliston <bje@au.ibm.com>
9965 * fixproto: Escape "." in sed expression that strips leading "./".
9967 2008-01-24 H.J. Lu <hongjiu.lu@intel.com>
9970 * gcc.c (SWITCH_OK): Removed.
9971 (SWITCH_LIVE): Changed to bit.
9972 (SWITCH_FALSE): Likewise.
9973 (SWITCH_IGNORE): Likewise.
9974 (switchstr): Change live_cond to unsigned int.
9975 (process_command): Replace SWITCH_OK with 0.
9976 (do_self_spec): Likewise.
9977 (set_collect_gcc_options): Check the SWITCH_IGNORE bit.
9978 (give_switch): Likewise.
9979 (used_arg): Likewise.
9980 (do_spec_1): Set the SWITCH_IGNORE bit.
9981 (check_live_switch): Check both SWITCH_LIVE and SWITCH_FALSE
9982 bits. Set the SWITCH_LIVE bit.
9984 2008-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
9986 * config/s390/s390.h (MOVE_RATIO): Define new target macro.
9988 2008-01-24 Richard Sandiford <rsandifo@nildram.co.uk>
9990 PR tree-optimization/34472
9991 * ipa-struct-reorg.c (safe_cond_expr_check): Change the DATA
9992 parameter to a "bool *" and set *DATA to false if there is
9993 an unsafe access. Do not delete the structure here.
9994 (check_cond_exprs): Delete it here instead.
9995 (check_cond_exprs, exclude_cold_structs): Do not increase
9996 I when removing a structure.
9998 2008-01-24 Uros Bizjak <ubizjak@gmail.com>
10001 * config/i386/i386.c (ix86_expand_vector_init): Consider only
10002 CONST_INT, CONST_DOUBLE and CONST_FIXED as constant vector elements.
10004 2008-01-24 Jakub Jakub Jelinek <jakub@redhat.com>
10006 PR middle-end/34934
10007 * tree-stdarg.c (reachable_at_most_once): Use VEC vector instead of
10008 a fixed vector for stack.
10010 2008-01-24 Ben Elliston <bje@au.ibm.com>
10013 * doc/gcc.texi (Software development): Add a direntry for g++.
10015 2008-01-23 Hans-Peter Nilsson <hp@axis.com>
10017 * config/cris/cris.h (CC1PLUS_SPEC, OPTIMIZATION_OPTIONS): Drop
10018 stale and straggling -fforce-addr comments above.
10020 * config/cris/cris.h (CRIS_SUBTARGET_VERSION, TARGET_VERSION): Don't
10022 * config/cris/linux.h (CRIS_SUBTARGET_VERSION): Don't define.
10023 * config/cris/aout.h (CRIS_SUBTARGET_VERSION): Don't define.
10025 2008-01-23 Michael Matz <matz@suse.de>
10028 * dwarf2out.c (force_type_die): Use modified_type_die instead of
10031 2008-01-23 Andreas Krebbel <krebbel1@de.ibm.com>
10033 * ipa-struct-reorg.c (create_new_malloc): Use pointer type as
10034 malloc result type.
10036 2008-01-23 Anatoly Sokolov <aesok@post.ru>
10038 * config/avr/avr.c (avr_current_arch): New variable.
10039 (avr_arch_types): Add 'avr31' and 'avr51' entries.
10040 (avr_arch): Add 'ARCH_AVR31' and 'ARCH_AVR51'.
10041 (avr_mcu_types): Add 'avr31' and 'avr51' architectures.
10042 (avr_override_options): Init 'avr_current_arch'.
10043 (base_arch_s): Move from here...
10044 * config/avr/avr.h (base_arch_s): ... here. Add new members
10045 'have_elpm', 'have_elpmx', 'have_eijmp_eicall', 'reserved'. Rename
10046 'mega' to 'have_jmp_call'.
10047 (TARGET_CPU_CPP_BUILTINS): Define "__AVR_HAVE_JMP_CALL__",
10048 "__AVR_HAVE_RAMPZ__", "__AVR_HAVE_ELPM__" and "__AVR_HAVE_ELPMX__"
10050 (LINK_SPEC, CRT_BINUTILS_SPECS, ASM_SPEC): Add 'avr31' and 'avr51'
10052 * config/avr/t-avr (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
10053 MULTILIB_MATCHES): (Ditto.).
10055 2008-01-23 Richard Guenther <rguenther@suse.de>
10057 PR middle-end/31529
10058 * cgraphunit.c (cgraph_reset_node): Always mark the node
10059 not reachable if it is not queued already.
10061 2008-01-23 Bernd Schmidt <bernd.schmidt@analog.com>
10063 * config/bfin/bfin-protos.h (WA_RETS, ENABLE_WA_RETS): New macros.
10064 * config/bfin/bfin.c (bfin_cpus): Add WA_RETS everywhere.
10065 (cputype_selected): New static variable.
10066 (bfin_handle_option): Set it if -mcpu is used.
10067 (override_option): Select default set of workarounds if no cpu type
10068 selected on the command line.
10069 (workaround_rts_anomaly): Only run if ENABLE_WA_RETS.
10071 From Michael Frysinger <michael.frysinger@analog.com>
10072 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add
10073 BFIN_CPU_BF547, BFIN_CPU_BF523, BFIN_CPU_BF524, and BFIN_CPU_BF526.
10075 * config/bfin/elf.h (LIB_SPEC): Use proper linker script
10076 for bf547, bf523, bf524, and bf526.
10077 * config/bfin/bfin.c (bfin_cpus[]): Add bf547, bf523, bf524, and
10079 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
10080 __ADSPBF523__ for bf523, __ADSPBF524__ for bf524,
10081 __ADSPBF526__ for bf526, __ADSPBF52x__ for all three, as well as
10082 __ADSPBF547__ and __ADSPBF54x__ for bf547.
10083 * doc/invoke.texi (Blackfin Options): Document that
10084 -mcpu now accept bf547, bf523, bf524, and bf526.
10086 2008-01-22 Eric Botcazou <ebotcazou@adacore.com>
10088 PR rtl-optimization/34628
10089 * combine.c (try_combine): Stop and undo after the first combination
10090 if an autoincrement side-effect on the first insn has effectively
10093 2008-01-22 David Edelsohn <edelsohn@gnu.org>
10096 * config/rs6000/rs6000.c (rs6000_legitimate_offset_address_p):
10097 Offset addresses are not valid for Altivec or paired float modes.
10099 2008-01-22 Jakub Jelinek <jakub@redhat.com>
10102 * c-parser.c (c_parser_omp_for_loop): Don't call c_finish_omp_for
10103 if DECL_INITIAL (decl) is error_mark_node.
10106 * c-common.c (handle_vector_size_attribute): Only allow
10107 integral, scalar float and fixed point types. Handle OFFSET_TYPE
10108 the same way as pointer, array etc. types.
10109 * tree.c (reconstruct_complex_type): Handle OFFSET_TYPE.
10112 * tree.c (build_type_attribute_qual_variant): Call
10113 build_qualified_type if attributes are equal, but quals are not.
10115 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10118 * doc/invoke.texi (-Wall): -Wall enables -Wstrict-overflow=1.
10119 * flags.h (warn_strict_aliasing): Remove.
10120 (warn_strict_overflow): Remove.
10121 * opts.c (warn_strict_aliasing): Remove.
10122 (warn_strict_overflow): Remove.
10123 * c-opts.c (c_common_handle_option): -Wall only sets
10124 -Wstrict-aliasing or -Wstrict-overflow if they are uninitialized.
10125 (c_common_post_options): Give default values to -Wstrict-aliasing
10126 and -Wstrict-overflow if they are uninitialized.
10127 * common.opt (Wstrict-aliasing): Specify Var and Init.
10128 (Wstrict-overflow): Likewise.
10130 2008-01-22 Kenneth Zadeck <zadeck@naturalbridge.com>
10132 PR rtl-optimization/26854
10133 PR rtl-optimization/34400
10134 PR rtl-optimization/34884
10135 * ddg.c (create_ddg_dep_from_intra_loop_link): Use
10137 * df.h (df_changeable_flags.DF_RD_NO_TRIM): Deleted
10138 (df_rd_bb_info.expanded_lr_out): Deleted
10139 * loop_invariant.c (find_defs): Deleted DF_RD_NO_TRIM flag.
10140 * loop_iv.c (iv_analysis_loop_init): Ditto. * df-problems.c
10141 (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
10142 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
10143 Removed code to allocate, initialize or free expanded_lr_out.
10144 (df_rd_bb_local_compute_process_def): Restructured to make more
10146 (df_rd_confluence_n): Removed code to no apply invalidate_by_call
10147 sets if the sets are being trimmed.
10149 2008-01-22 H.J. Lu <hongjiu.lu@intel.com>
10152 * configure.ac (ld_vers): Support GNU linker version xx.xx.*
10153 (as_vers): Likewise.
10154 * configure: Regenerated.
10156 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10158 PR middle-end/33092
10159 * tree-pass.h (pass_build_alias): New pass.
10160 * tree-ssa-alias.c (gate_build_alias): New.
10161 (pass_build_alias): New.
10162 * passes.c (init_optimization_passes): Add pass_build_alias after
10163 pass_create_structure_vars.
10165 2008-01-22 Wolfgang Gellerich <gellerich@de.ibm.com>
10167 * config/s390/s390.h (S390_TDC_POSITIVE_NORMALIZED_NUMBER):
10168 Renamed to S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER.
10169 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): Renamed to
10170 S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER.
10171 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): Renamed to
10172 S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER.
10173 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): Renamed to
10174 S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER.
10175 (S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER): New constant.
10176 (S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER): New constant.
10177 (S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER): New constant.
10178 (S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER): New constant.
10179 * config/s390/s390.md (FP_ALL): New mode iterator.
10180 (_d): New mode attribute.
10181 ("*signbit<mode>2>"): Changed mode of first operand.
10182 ("isinf<mode>2"): Changed mode of first operand.
10183 ("*TDC_insn"): Adaptation for DFP modes.
10185 2008-01-22 Ben Elliston <bje@au.ibm.com>
10187 * tree.c (check_qualified_type): Improve function description.
10189 2008-01-21 Jason Merrill <jason@redhat.com>
10192 * tree.h (TRY_CATCH_IS_CLEANUP): New macro.
10193 * tree-eh.c (honor_protect_cleanup_actions): Strip TRY_CATCH_EXPR
10196 2008-01-21 DJ Delorie <dj@redhat.com>
10198 * doc/tm.texi (HARD_REGNO_NREGS): Note that this macro must not
10201 2008-01-21 Richard Guenther <rguenther@suse.de>
10203 PR middle-end/34856
10204 * tree-cfg.c (verify_expr): Allow all invariant expressions
10205 instead of just constant class ones as reference argument.
10206 * tree-ssa-loop-im.c (for_each_index): Handle CONSTRUCTOR
10207 like any other constant.
10208 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
10210 2008-01-21 H.J. Lu <hongjiu.lu@intel.com>
10212 * regmove.c (fixup_match_1): Update call crossed frequencies.
10214 2008-01-21 Richard Guenther <rguenther@suse.de>
10217 * tree-inline.c (setup_one_parameter): Deal with mismatched
10218 types using a VIEW_CONVERT_EXPR.
10220 2008-01-21 Alon Dayan <alond@il.ibm.com>
10221 Olga Golovanevsky <olga@il.ibm.com>
10223 PR tree-optimization/34701
10224 * ipa-struct-reorg.c (gen_size): Fix the malloc parameter calculation
10225 when the structure size is not a power of 2.
10227 2008-01-20 Kenneth Zadeck <zadeck@naturalbridge.com>
10229 * doc/install.texi: Add doc for --enable-checking=df.
10231 2008-01-20 Kaz Kojima <kkojima@gcc.gnu.org>
10233 PR rtl-optimization/34808
10234 * emit-rtl.c (try_split): Handle REG_RETVAL notes.
10236 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
10238 * global.c (find_reg): Only compute EH_RETURN_DATA_REGNO once per
10241 2008-01-19 Kenneth Zadeck <zadeck@naturalbridge.com>
10243 PR rtl-optimization/26854
10244 PR rtl-optimization/34400
10245 * ddg.c (create_ddg_dep_from_intra_loop_link): Do not use
10247 * df.h (df_changeable_flags.DF_RD_NO_TRIM): New.
10248 (df_rd_bb_info.expanded_lr_out): New.
10249 * loop_invariant.c (find_defs): Added DF_RD_NO_TRIM flag.
10250 * loop_iv.c (iv_analysis_loop_init): Ditto.
10251 * df-problems.c (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
10252 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
10253 Added code to allocate, initialize or free expanded_lr_out.
10254 (df_rd_bb_local_compute_process_def): Restructured to make
10255 more understandable.
10256 (df_rd_confluence_n): Add code to do nothing with fake edges and
10257 code to no apply invalidate_by_call sets if the sets are being trimmed.
10258 (df_lr_local_finalize): Renamed to df_lr_finalize.
10259 (df_live_local_finalize): Renamed to df_live_finalize.
10261 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
10264 * config/mips/mips.md (div<mode>3): Use <recip_condition> when
10265 deciding whether to use reciprocal instructions.
10267 2008-01-19 Uros Bizjak <ubizjak@gmail.com>
10269 * dwarf2out.c (dwarf2out_switch_text_section): Do not call
10270 dwarf2out_note_section_used if cold_text_section is NULL.
10272 2008-01-19 Jakub Jelinek <jakub@redhat.com>
10274 PR gcov-profile/34610
10275 * tree-cfg.c (make_edges): Mark both outgoing edges from
10276 OMP_CONTINUE and from OMP_FOR as EDGE_ABNORMAL.
10277 * omp-low.c (expand_omp_for): Clear EDGE_ABNORMAL bits
10278 from OMP_FOR and OMP_CONTINUE outgoing edges.
10280 * tree-profile.c (tree_profiling): Return early if
10281 cfun->after_tree_profile != 0. Set cfun->after_tree_profile
10283 * omp-low.c (expand_omp_parallel): Copy after_tree_profile
10284 from cfun to child_cfun.
10285 * function.h (struct function): Add after_tree_profile bit.
10287 2008-01-19 Anatoly Sokolov <aesok@post.ru>
10289 * config/avr/avr.S (_exit): Disable interrupt.
10291 2008-01-18 Kenneth Zadeck <zadeck@naturalbridge.com>
10292 Steven Bosscher <stevenb.gcc@gmail.com>
10294 PR rtl-optimization/26854
10295 PR rtl-optimization/34400
10296 * df-problems.c (df_live_scratch): New scratch bitmap.
10297 (df_live_alloc): Allocate df_live_scratch when doing df_live.
10298 (df_live_reset): Clear the proper bitmaps.
10299 (df_live_bb_local_compute): Only process the artificial defs once
10300 since the order is not important.
10301 (df_live_init): Init the df_live sets only with the variables
10302 found live by df_lr.
10303 (df_live_transfer_function): Use the df_lr sets to prune the
10304 df_live sets as they are being computed.
10305 (df_live_free): Free df_live_scratch.
10307 2008-01-18 Ian Lance Taylor <iant@google.com>
10309 * common.opt: Add fmerge-debug-strings.
10310 * dwarf2out.c (DEBUG_STR_SECTION_FLAGS): Test
10311 flag_merge_debug_strings rather than flag_merge_constants.
10312 * doc/invoke.texi (Option Summary): Mention
10313 -fmerge-debug-strings.
10314 (Debugging Options): Document -fmerge-debug-strings.
10316 2008-01-18 Ian Lance Taylor <iant@google.com>
10319 * tree.h (DECL_IS_OPERATOR_NEW): Define.
10320 (struct tree_function_decl): Add new field operator_new_flag.
10321 * tree-inline.c (expand_call_inline): When inlining a call to
10322 operator new, force the return value to go into a variable, and
10323 set DECL_NO_TBAA_P on that variable.
10324 * c-decl.c (merge_decls): Merge DECL_IS_OPERATOR_NEW flag.
10326 2008-01-18 Uros Bizjak <ubizjak@gmail.com>
10329 * dwarf2out.c (dwarf2out_switch_text_section): Do not guard with
10330 DWARF2_DEBUGGING_INFO.
10331 (dwarf2out_note_section_used): Ditto. Add prototype.
10332 (have_multiple_function_sections, text_section_used,
10333 cold_text_section_used, *cold_text_sections): Move declarations
10336 2008-01-17 Bob Wilson <bob.wilson@acm.org>
10338 * config/xtensa/unwind-dw2-xtensa.h (_Unwind_FrameState): Remove pc
10339 field and add signal_ra.
10340 * config/xtensa/unwind-dw2-xtensa.c (uw_frame_state_for): Remove
10341 assignments to frame state pc. Move end of stack check after
10342 MD_FALLBACK_FRAME_STATE_FOR.
10343 (uw_update_context_1): Use frame state signal_regs if set, instead
10344 of checking signal_frame flag.
10345 (uw_update_context): Use frame state signal_ra if set.
10346 * config/xtensa/linux.h (MD_UNWIND_SUPPORT): Define.
10347 * config/xtensa/linux-unwind.h: New file.
10349 2008-01-18 Bernhard Fischer <aldot@gcc.gnu.org>
10351 * modulo-sched.c (get_sched_window): Fix comment typo.
10353 2008-01-17 Andrew MacLeod <amacleod@redhat.com>
10355 PR tree-optimization/34648
10356 * tree-ssa-sccvn.c (visit_use): Expressions which can throw are varying.
10358 2008-01-17 Anatoly Sokolov <aesok@post.ru>
10360 * config/avr/avr.h (LINK_SPEC): Support -mrelax and -mpmem-wrap-around.
10361 * config/avr/avr.opt (mrelax, mpmem-wrap-around): Add.
10363 2008-01-17 Seongbae Park <seongbae.park@gmail.com>
10365 PR rtl-optimization/34400
10366 * df-core.c (df_worklist_dataflow_overeager,
10367 df_worklist_dataflow_doublequeue): New functions.
10368 (df_worklist_dataflow): Two different worklist solvers.
10369 * params.def (PARAM_DF_DOUBLE_QUEUE_THRESHOLD_FACTOR):
10372 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
10375 * doc/invoke.texi: Document the dependence on pthread for fopenmp
10376 and ftree-parallelize-loops.
10378 2008-01-17 Mircea Namolaru <namolaru@il.ibm.com>
10380 PR rtl-optimization/34826
10381 * loop-doloop (doloop_modify): Update the REG_BR_PROB note.
10383 2008-01-17 Andreas Krebbel <krebbel1@de.ibm.com>
10385 * global.c (find_reg): Mark the eh regs as used if necessary.
10386 * ra-conflict.c (global_conflicts): Set no_eh_reg flag.
10387 * ra.h (struct allocno): no_eh_reg field added. Changed
10388 no_stack_reg type to bitfield.
10390 2008-01-17 Eric Botcazou <ebotcazou@adacore.com>
10392 * tree.c (substitute_in_expr): Add missing 'break'.
10394 2008-01-17 Richard Guenther <rguenther@suse.de>
10396 PR tree-optimization/34825
10397 * tree-ssa-math-opts.c (is_division_by): Do not recognize
10398 x / x as division to handle.
10400 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10402 * pa64-hpux.h (LIB_SPEC): Add "-lpthread" in shared links if "-mt" or
10403 "-pthread" is specified.
10404 * pa-hpux11.h (LIB_SPEC): Likewise.
10406 2008-01-16 Janis Johnson <janis187@us.ibm.com>
10407 Peter Bergner <bergner@vnet.ibm.com>
10409 PR rtl-optimization/33796
10410 * sparseset.c (sparseset_alloc): Use xcalloc rather than xmalloc.
10412 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10414 PR libgfortran/34699
10415 * pa-hpux.h (LINK_SPEC): Only search /lib/pa1.1 and /usr/lib/pa1.1 on
10417 * pa-hpux10.h (LINK_SPEC): Likewise.
10418 * pa-hpux11.h (LINK_SPEC): Don't search /lib/pa1.1 and /usr/lib/pa1.1.
10420 2008-01-16 Richard Guenther <rguenther@suse.de>
10422 PR middle-end/32628
10423 * fold-const.c (fold_convert_const_int_from_int): Do not
10424 set overflow if that occured only because of a sign extension
10425 change when converting from/to a sizetype with the same
10426 precision and signedness.
10428 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
10431 * dwarf2out.c (output_call_frame_info): Move output of FDE initial
10432 location address to the correct place. Update copyright year.
10434 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
10436 * lambda-code.c (lambda_transform_legal_p): Handle the case of
10437 no dependences in the dependence_relations vector.
10439 2008-01-16 Jan Hubicka <jh@suse.cz>
10441 PR rtl-optimization/31396
10442 * regstat.c (regstat_bb_compute_ri): Compute FREQ_CALLS_CROSSED.
10443 * cfg.c (dump_reg_info): Print it.
10444 * regs.h (struct reg_info_t): add freq_calls_crossed.
10445 (REG_FREQ_CALLS_CROSSED): New macro.
10446 * global.c (global_alloc): Compute freq_calls_crossed for allocno.
10447 (find_reg): Update call of CALLER_SAVE_PROFITABLE.
10448 * regmove.c (optimize_reg_copy_1, optimize_reg_copy_2, fixup_match_2,
10449 regmove_optimize): Update call crossed frequencies.
10450 * local-alloc.c (struct qty): Add freq_calls_crossed.
10451 (alloc_qty): Copute freq_calls_crossed.
10452 (update_equiv_regs, combine_regs): Update REG_FREQ_CALLS_CROSSED.
10453 (find_free_reg): Update call of CALLER_SAVE_PROFITABLE.
10454 * ra.h (struct allocno): Add freq_calls_crossed.
10456 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
10458 * gcc.c (LINK_COMMAND_SPEC): Add includes and link options for
10459 libgomp when compiling with ftree-parallelize-loops.
10460 (GOMP_SELF_SPECS): Add -pthread for ftree-parallelize-loops.
10462 2008-01-16 Richard Guenther <rguenther@suse.de>
10464 PR tree-optimization/34769
10465 * tree-data-ref.c (initialize_matrix_A): Revert fix for PR34458.
10466 * tree.c (int_cst_value): Instead make this function more
10467 permissive in what it accepts as valid input. Document this
10468 function always sign-extends the value.
10470 2008-01-16 Jakub Jelinek <jakub@redhat.com>
10471 Richard Guenther <rguenther@suse.de>
10474 * gimplify.c (fold_indirect_ref_rhs): Rename to ...
10475 (gimple_fold_indirect_ref_rhs): ... this.
10476 (gimple_fold_indirect_ref): New function with foldings
10477 that preserve lvalueness.
10478 (gimplify_modify_expr_rhs): Call gimple_fold_indirect_ref_rhs.
10479 * tree-flow.h (gimple_fold_indirect_ref): Declare.
10480 * tree-inline.c (copy_body_r): Use gimple_fold_indirect_ref
10481 to fold an INDIRECT_REF, fall back to the old use of
10482 fold_indirect_ref_1.
10484 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
10486 * tree-data-ref.c (subscript_dependence_tester_1): Call
10487 free_conflict_function.
10488 (compute_self_dependence): Same.
10490 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
10493 * debug.h (dwarf2out_switch_text_section): Move declaration from ...
10494 * dwarf2out.c (dwarf2out_switch_text_section): ... here. Make
10496 * final.c (final_scan_insn) [NOTE_INSN_SWITCH_TEXT_SECTIONS]:
10497 Depending on dwarf2out_do_frame, call dwarf2out_switch_text_section
10498 for DWARF2_UNWIND_INFO targets.
10500 2008-01-16 Richard Guenther <rguenther@suse.de>
10503 * c-typeck.c (common_pointer_type): Do not merge inconsistent
10504 type qualifiers for function types.
10506 2008-01-15 Jerry DeLisle <jvdelisle@gcc.gnu.org>
10508 * tree-parloops.c (gen_parallel_loop): Fix ommision of declaration for
10509 loop_iterator li from previous commit.
10511 2008-01-15 Sebastian Pop <sebastian.pop@amd.com>
10513 * tree-parloops.c (gen_parallel_loop): Free loop bound estimations.
10515 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
10517 * tree-parloops.c (loop_has_blocks_with_irreducible_flag): New.
10518 (parallelize_loops): Don't parallelize irreducible components.
10520 2008-01-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10523 * c-opts (c_common_post_options): Do not enable CPP
10524 flag_pedantic_errors by default.
10526 2008-01-14 Eric Botcazou <ebotcazou@adacore.com>
10528 PR rtl-optimization/31944
10529 * cse.c (remove_pseudo_from_table): New function.
10530 (merge_equiv_classes): Use above function to remove pseudo-registers.
10531 (invalidate): Likewise.
10533 2008-01-13 Richard Guenther <rguenther@suse.de>
10535 PR middle-end/34601
10536 * emit-rtl.c (set_reg_attrs_for_decl_rtl): Use DECL_MODE
10537 instead of TYPE_MODE to deal with calls from expand_one_error_var.
10539 2008-01-13 Uros Bizjak <ubizjak@gmail.com>
10541 * gcse.c (cprop_jump): Call validate_unshare_change instead of
10542 validate_change to unshare the source of the PC set.
10544 2008-01-12 Jan Hubicka <jh@suse.cz>
10546 PR middle-end/32135
10547 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Do not construct
10548 references above array bounds. This might trigger bounds checks for
10549 pointers to arrays.
10551 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
10553 * tree-ssa-ter.c (free_temp_expr_table): Free num_in_part and
10554 new_replaceable_dependencies.
10556 2008-01-12 Doug Kwan <dougkwan@google.com>
10558 * c-decl.c: (grokdeclarator): Use OPT_Wignored_qualifiers
10559 instead of OPT_Wreturn_type in warning due to ignored return type
10561 * c-opt.c (c_common_post_option): Add -Wignored-qualifiers to
10562 options included in -Wextra.
10563 * c.opt: New option -Wignored_qualifiers.
10564 * doc/invoke.texi (Warning Options, -Wextra): Add new option
10565 -Wignore_qualifiers.
10566 (-Wignored-qualifiers): Document.
10567 (-Wreturn-type): Remove description of functionality now handled
10568 by -Wignored-qualifiers.
10570 2008-01-12 Eric Botcazou <ebotcazou@adacore.com>
10573 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Fold an existing
10574 NOP_EXPR if it is between integral types with the same precision.
10576 2008-01-12 Jan Hubicka <jh@suse.cz>
10579 * invoke.texi (max-inline-recursive-depth): Fix default value.
10581 2008-01-12 Zdenek Dvorak <ook@ucw.cz>
10583 * tree-parloops.c (transform_to_exit_first_loop): Cast nit to the
10586 2008-01-11 Bob Wilson <bob.wilson@acm.org>
10588 * config/xtensa/xtensa.c (override_options): Set flag_shlib.
10590 2008-01-11 James E. Wilson <wilson@specifix.com>
10593 * config/vax/elf.h (FRAME_POINTER_CFA_OFFSET): Define.
10595 2008-01-11 Anatoly Sokolov <aesok@post.ru>
10597 * config/avr/avr.c (expand_prologue, expand_epilogue): Don't
10598 save/restore frame pointer register and don't use 'call-prologues'
10599 optimization in function with "OS_task" attribute.
10601 2008-01-11 Eric Botcazou <ebotcazou@adacore.com>
10603 PR middle-end/31309
10604 * expr.c (copy_blkmode_from_reg): Use a mode suited to the size
10605 when copying to memory.
10607 2008-01-11 Steven Bosscher <stevenb.gcc@gmail.com>
10609 PR rtl-optimization/30905
10610 * cfgcleanup.c: Include dce.h
10611 (crossjumps_occured): New global variable.
10612 (try_crossjump_bb): Exit loop after finding a fallthru edge.
10613 If something changed, set crossjumps_occured to true.
10614 (try_optimize_cfg): Clear crossjumps_occured at the beginning.
10615 Don't add/remove fake edges to exit here...
10616 (cleanup_cfg): ...but do it here, when crossjumping.
10617 Run a fast DCE when successful crossjumps occured in the latest
10618 iteration of try_optimize_cfg.
10620 2008-01-11 Richard Guenther <rguenther@suse.de>
10622 * tree-ssa-sccvn.c (struct vn_binary_op_s): Move hashcode near opcode.
10623 (struct vn_unary_op_s): Likewise.
10624 (vn_reference_insert): Free old reference on hash collision.
10626 2008-01-10 Raksit Ashok <raksit@google.com>
10628 PR rtl-optimization/27971
10629 * combine.c (find_split_point): Split PLUS expressions which are
10630 inside a MEM rtx, and whose first operand is complex.
10632 2008-01-10 DJ Delorie <dj@redhat.com>
10634 * config/m32c/m32c.c (m32c_hard_regno_nregs_1): Renamed from...
10635 (m32c_hard_regno_nregs): ...this, which is now a wrapper.
10636 (m32c_hard_regno_ok): Call the underlying function.
10638 2008-01-10 Richard Guenther <rguenther@suse.de>
10640 PR middle-end/34683
10641 * tree-cfg.c (tree_merge_blocks): Do not go through the
10642 full-blown folding and stmt updating path if we just deal
10643 with virtual operands.
10644 * tree-ssa-copy.c (may_propagate_copy): Do not short-cut
10645 test for abnormal SSA_NAMEs.
10647 2008-01-10 Andreas Krebbel <krebbel1@de.ibm.com>
10649 PR middle-end/34641
10650 * reload.c (push_reload): Add assertions. All constants from
10651 reg_equiv_constant should have been used for replacing the respective
10653 (find_reloads_address): Invoke find_reloads_address_part for
10654 constant taken from the reg_equiv_constant array.
10656 2008-01-10 Steven Bosscher <stevenb.gcc@gmail.com>
10658 * tree-ssa-sccvn.h (struct vn_ssa_aux): Make the most accessed
10659 field (valnum) the first in the struct. Replace bools with
10662 2008-01-10 Richard Guenther <rguenther@suse.de>
10664 PR tree-optimization/34651
10665 * tree-sra.c (sra_build_assignment): Sanitize. Use the correct
10666 types and ordering for masking and converting.
10668 2008-01-09 Sebastian Pop <sebastian.pop@amd.com>
10670 PR tree-optimization/34017
10671 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Generate code
10672 also for PHI_NODE expressions.
10674 2008-01-09 Jan Hubicka <jh@suse.cz>
10676 PR tree-optimization/34708
10677 * tree-inline.c (estimate_num_insns_1): Compute cost of SWITCH_EXPR
10678 based on number of case labels.
10679 (init_inline_once): Remove switch_cost.
10680 * tree-inline.h (eni_weights_d): Remove switch_cost.
10682 2008-01-09 Richard Guenther <rguenther@suse.de>
10683 Andrew Pinski <andrew_pinski@playstation.sony.com>
10685 PR middle-end/30132
10686 * gimplify.c (gimplify_cond_expr): Do not create an addressable
10687 temporary if an rvalue is ok or an lvalue is not required.
10689 2008-01-09 Richard Guenther <rguenther@suse.de>
10691 PR middle-end/34458
10692 * tree-data-ref.c (initialize_matrix_A): Use tree_low_cst,
10693 adjust return type.
10695 2008-01-09 Richard Guenther <rguenther@suse.de>
10697 PR middle-end/34679
10698 * tree.c (host_integerp): Check for sizetype only if the
10699 type is an integer type.
10701 2008-01-09 Steven Bosscher <stevenb.gcc@gmail.com>
10704 * opts.c (decode_options): Disable inlining of functions called
10705 once if not in unit-at-a-time mode.
10707 2008-01-09 Alexandre Oliva <aoliva@redhat.com>
10709 * Makefile.in (dse.o): Remove duplicate $(RECOG_H) dependency.
10711 2008-01-08 Richard Guenther <rguenther@suse.de>
10713 PR middle-end/31863
10714 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Bail
10715 out early if the result will be unused.
10717 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
10722 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
10723 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
10726 2008-01-08 Jan Sjodin <jan.sjodin@amd.com>
10728 * config/i386/i386.c (k8_cost, amdfam10_cost): Branch costs
10729 for vectorization tuned.
10731 2008-01-08 Richard Guenther <rguenther@suse.de>
10733 PR tree-optimization/34683
10734 * tree-ssa-operands.c (operand_build_cmp): Export.
10735 * tree-ssa-operands.h (operand_build_cmp): Declare.
10736 * tree-vn.c (vuses_compare): Remove.
10737 (sort_vuses): Use operand_build_cmp.
10738 (sort_vuses_heap): Likewise.
10739 * tree-ssa-sccvn.c (vuses_to_vec): Use VEC_reserve, not VEC_alloc
10740 to re-use old VEC if available. Do not sort already sorted VUSEs.
10741 (vdefs_to_vec): Do not sort already sorted VDEFs.
10743 2008-01-08 Jakub Jelinek <jakub@redhat.com>
10745 PR middle-end/34694
10746 * omp-low.c (copy_var_decl): Copy also DECL_SOURCE_LOCATION.
10748 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
10751 * doc/invoke.texi (i386 and x86-64 Options) [mrecip]: Document
10752 limitations of reciprocal sequences on x86 targets.
10754 2008-01-08 Richard Guenther <rguenther@suse.de>
10756 PR tree-optimization/34683
10757 * tree-flow-inline.h (var_ann): Remove overzealous asserts.
10759 2008-01-07 Jakub Jelinek <jakub@redhat.com>
10762 * config/darwin.c (darwin_mergeable_string_section): Don't use
10763 .cstring if int_size_in_bytes != TREE_STRING_LENGTH.
10765 2008-01-07 Uros Bizjak <ubizjak@gmail.com>
10768 * config/i386/i386.md (neg<mode>2): Rename from negsf2, negdf2 and
10769 negxf2. Macroize expander using X87MODEF mode iterator. Change
10770 predicates of op0 and op1 to register_operand.
10771 (abs<mode>2): Rename from abssf2, absdf2 and negxf2. Macroize
10772 expander using X87MODEF mode iterator. Change predicates of
10773 op0 and op1 to register_operand.
10774 ("*absneg<mode>2_mixed", "*absneg<mode>2_sse"): Rename from
10775 corresponding patterns and macroize using MODEF macro. Change
10776 predicates of op0 and op1 to register_operand and remove
10777 "m" constraint. Disparage "r" alternative with "!".
10778 ("*absneg<mode>2_i387"): Rename from corresponding patterns and
10779 macroize using X87MODEF macro. Change predicates of op0 and op1
10780 to register_operand and remove "m" constraint. Disparage "r"
10781 alternative with "!".
10782 (absneg splitter with memory operands): Remove.
10783 ("*neg<mode>2_1", "*abs<mode>2_1"): Rename from corresponding
10784 patterns and macroize using X87MODEF mode iterator.
10785 * config/i386/sse.md (negv4sf2, absv4sf2, neg2vdf2, absv2df2):
10786 Change predicate of op1 to register_operand.
10787 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Remove support
10788 for memory operands.
10790 2008-01-07 Nathan Froyd <froydnj@codesourcery.com>
10792 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add clause for mcpu=8548.
10794 2008-01-07 Richard Guenther <rguenther@suse.de>
10796 * basic-block.h (struct edge_def): Pair dest_idx with goto_locus
10799 2008-01-07 Richard Guenther <rguenther@suse.de>
10801 PR tree-optimization/34683
10802 * tree-ssa-sccvn.c (vuses_to_vec): Pre-allocate the vector of
10803 VOPs of the needed size to save memory. Use VEC_quick_push
10804 to save compile-time.
10805 (vdefs_to_vec): Likewise.
10807 2008-01-07 Sa Liu <saliu@de.ibm.com>
10809 * config/spu/spu.md (divdf3): Genetate inline code for double
10810 division. The implementation doesn't handle INF or NAN, therefore it
10811 only applies when -ffinite-math-only is given.
10813 2008-01-06 Paolo Carlini <pcarlini@suse.de>
10816 * c-cppbuiltin.c (c_cpp_builtins): Define __GXX_RTTI, if appropriate.
10817 * doc/cpp.texi ([Common Predefined Macros]): Document.
10819 2008-01-06 Uros Bizjak <ubizjak@gmail.com>
10821 * config/i386/i386.c (ix86_emit_swsqrtsf): Use negative constants in
10822 order to use commutative addition instead of subtraction.
10824 2008-01-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
10825 Mircea Namolaru <namolaru@il.ibm.com>
10826 Vladimir Yanovsky <yanov@il.ibm.com>
10827 Revital Eres <eres@il.ibm.com>
10829 PR tree-optimization/34263
10830 * tree-outof-ssa.c (process_single_block_loop_latch,
10831 contains_tree_r): New functions.
10832 (analyze_edges_for_bb): Call process_single_block_loop_latch
10833 function to empty single-basic-block latch block if possible.
10835 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
10837 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
10839 (ix86_emit_swsqrtsf): Do not filter out infinity for rsqrt expansion.
10841 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
10843 * c-omp.c (check_omp_for_incr_expr): Handle CONVERT_EXPR.
10845 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
10847 * config/mips/mips.c (mips_in_small_data_p): Reinstate size > 0 check.
10849 2008-01-05 Jakub Jelinek <jakub@redhat.com>
10851 PR tree-optimization/34618
10852 * tree-outof-ssa.c (create_temp): Copy over DECL_GIMPLE_REG_P
10855 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
10858 * config/i386/i386.c (ix86_emit_swsqrtsf): Swap input operands
10859 in the call to gen_rtx_NE. Remove unneeded VECTOR_MODE_P check.
10860 Update copyright year.
10862 * config/i386/i386.md (rsqrtsf2): Enable for TARGET_SSE_MATH.
10863 Update copyright year.
10864 * config/i386/sse.md (rsqrtv4sf2): Ditto. Unconditionally expand
10867 2008-01-05 Zhouyi Zhou <zhouzhouyi@FreeBSD.org>
10869 * tree-vrp.c (find_conditional_asserts): Remove redundant check that
10870 edge does not point to current bb before changing need_assert.
10872 2008-01-04 Richard Guenther <rguenther@suse.de>
10874 PR middle-end/34029
10875 * tree-cfg.c (verify_expr): Do not look inside ADDR_EXPRs
10876 for verifying purposes if they are is_gimple_min_invariant.
10878 2008-01-04 Aldy Hernandez <aldyh@redhat.com>
10880 PR tree-optimization/34448
10881 PR tree-optimization/34465
10882 * gimplify.c (gimplify_init_constructor): Add new parameter
10883 notify_temp_creation. Use it.
10884 (gimplify_modify_expr_rhs): Take volatiles into account when
10885 optimizing constructors.
10886 Do not optimize constructors if gimplify_init_constructor will dump to
10888 * gcc.dg/tree-ssa/pr32901.c: Tests const volatiles.
10889 * gcc.c-torture/compile/pr34448.c: New.
10891 2008-01-04 Jakub Jelinek <jakub@redhat.com>
10893 PR gcov-profile/34609
10894 * tree-inline.c (declare_return_variable): Set TREE_ADDRESSABLE on
10895 return_slot if result is TREE_ADDRESSABLE.
10897 2008-01-04 Richard Sandiford <rsandifo@nildram.co.uk>
10899 * config/mips/mips.md (sqrt_condition): Tweak comment.
10900 (recip_condition): Likewise. Require TARGET_FLOAT64 for DFmode.
10902 2008-01-03 Tom Tromey <tromey@redhat.com>
10905 * c-common.c (c_type_hash): Handle VLAs.
10907 2008-01-03 Jan Hubicka <jh@suse.cz>
10909 PR tree-optimization/31081
10910 * tree-inline.c (remap_ssa_name): Initialize uninitialized SSA vars to
10911 0 when inlining and not inlining to first basic block.
10912 (remap_decl): When var is initialized to 0, don't set default_def.
10913 (expand_call_inline): Set entry_bb.
10914 * tree-inline.h (copy_body_data): Add entry_bb.
10916 2008-01-03 Jakub Jelinek <jakub@redhat.com>
10919 * cgraphunit.c (cgraph_build_static_cdtor): set_cfun back to NULL
10922 PR tree-optimization/29484
10923 * tree-inline.c (inline_forbidden_p_2): New function.
10924 (inline_forbidden_p): Disallow inlining if some static var
10925 has an address of a local LABEL_DECL in its initializer.
10926 * doc/extend.texi (Labels as Values): Document &&foo behaviour
10929 2008-01-03 Sebastian Pop <sebastian.pop@amd.com>
10931 PR tree-optimization/34635
10932 * tree-data-ref.c (add_other_self_distances): Make sure that the
10933 evolution step is constant.
10935 2008-01-03 Jakub Jelinek <jakub@redhat.com>
10937 PR middle-end/34608
10938 * omp-low.c (expand_omp_parallel): Purge dead EH edges in the child fn.
10940 2008-01-02 Richard Sandiford <rsandifo@nildram.co.uk>
10942 * tree-sra.c (scalarize_init): Insert the generate_element_init
10943 statements after the generate_element_zero statements.
10945 2008-01-02 Richard Guenther <rguenther@suse.de>
10947 PR middle-end/34093
10948 PR middle-end/31976
10949 * tree-ssa-operands.c (ssa_operand_alloc): Also allocate a buffer
10950 for very large number of operands instead of ICEing.
10952 2008-01-02 Arthur Norman <acn1@cam.ac.uk>
10955 * config/i386/i386.c (ix86_expand_prologue): Save red-zone
10956 while stack probing.
10958 2008-01-01 Douglas Gregor <doug.gregor@gmail.com>
10960 * c-opts.c (sanitize_cpp_opts): Don't warn about "long long" when
10963 2008-01-01 Volker Reichelt <v.reichelt@netcologne.de>
10965 PR libmudflap/26442
10966 * tree-mudflap.c (mx_register_decls): Guard warning by
10967 !DECL_ARTIFICIAL check.
10969 2008-01-01 Jakub Jelinek <jakub@redhat.com>
10971 * config/i386/sse.md (sse5_pperm, sse5_pperm_pack_v2di_v4si,
10972 sse5_pperm_pack_v4si_v8hi, sse5_pperm_pack_v8hi_v16qi,
10973 sse5_perm<mode>): Fix constraints.