1 2008-05-26 Dominique Dhumieres <dominiq@lps.ens.fr>
3 * config/darwin-c.c: Include "incpath.h" instead of "c-incpath.h".
4 * config/t-darwin: Use "incpath.h" instead of "c-incpath.h".
6 2008-05-25 Eric Botcazou <ebotcazou@adacore.com>
8 * tree-nested.c (convert_tramp_reference) <ADDR_EXPR>: Do not
9 build a trampoline if we don't want one.
10 * varasm.c (initializer_constant_valid_p) <ADDR_EXPR>: Do not
11 return zero for nested functions if we don't want a trampoline.
13 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
15 * doc/invoke.texi: Added f77, f77-cpp-input to list of file types.
17 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
20 * c.opt: Removed undocumented option '-lang-fortran'.
21 * c-common.h: Removed global variable 'lang_fortran'.
22 * c-opts.c (c_common_handle_option): Removed code to handle
23 option '-lang-fortran'. Updated includes.
24 * c-cppbuiltin.c (c_cpp_builtins): Removed conditional
25 definition of '__GFORTRAN__'.
26 (define__GNUC__): Reimplemented to use BASEVER and
28 (builtin_define_with_value_n): Removed.
29 * c-incpath.h: Renamed to ...
30 * incpath.h: ... this.
31 * c-incpath.c: Renamed to ...
32 * incpath.c: ... this. Updated includes.
33 * fix-header.c: Updated includes.
34 * Makefile.in: Replaced c-incpath.[ch] by incpath.[ch].
35 (c-cppbuiltin.o): Added dependency on and definition of BASEVER.
36 (OBJ-archive): Added cppdefault.o, incpath.o and prefix.o.
38 2008-05-25 Eric Botcazou <ebotcazou@adacore.com>
40 * tree.h: Update the table of flags used on tree nodes.
41 (TREE_NO_TRAMPOLINE): New accessor for static_flag.
42 (SAVE_EXPR_RESOLVED_P): Use automatically-built access check.
43 (FORCED_LABEL): Add access check.
44 (CALL_EXPR_RETURN_SLOT_OPT): Likewise.
45 (ASM_INPUT_P): Likewise.
46 (ASM_VOLATILE_P): Likewise.
47 (EH_FILTER_MUST_NOT_THROW): Access static_flag directly.
48 (OMP_SECTION_LAST): Access private_flag directly.
49 (OMP_RETURN_NOWAIT): Likewise.
50 (OMP_PARALLEL_COMBINED): Likewise.
51 (OMP_CLAUSE_PRIVATE_DEBUG): Access public_flag directly.
52 (OMP_CLAUSE_LASTPRIVATE_FIRSTPRIVATE): Likewise.
53 * tree-ssa-propagate.c (STMT_IN_SSA_EDGE_WORKLIST): Access
54 deprecated_flag directly.
56 2008-05-25 H.J. Lu <hongjiu.lu@intel.com>
58 * final.c (frame_pointer_needed): Removed.
59 * flags.h (frame_pointer_needed): Likewise.
61 * function.h (rtl_data): Add frame_pointer_needed.
62 (frame_pointer_needed): New.
64 2008-05-25 Arthur Loiret <arthur.loiret@u-psud.fr>
66 * config.gcc (sh2[lbe]*-*-linux*): Allow target.
68 2008-05-25 Steven Bosscher <stevenb.gcc@gmail.com>
70 * gcse.c (hash_scan_set): Do not pick up a REG_EQUAL value if
73 2008-05-25 Alan Modra <amodra@bigpond.net.au>
75 * c-common.c (strip_array_types): Move function to..
77 (get_inner_array_type): Delete.
78 * c-common.h (strip_array_types): Move declaration to..
80 (get_inner_array_type): Delete.
81 * config/i386/i386.c (x86_field_alignment): Use strip_array_types.
82 * config/rs6000/aix.h (ADJUST_FIELD_ALIGN): Likewise.
83 * config/rs6000/linux64.h (ADJUST_FIELD_ALIGN): Likewise.
84 * config/pa/pa.c (emit_move_sequence): Likewise.
86 2008-05-24 H.J. Lu <hongjiu.lu@intel.com>
88 * config/i386/i386.md (*sse_prologue_save_insn): Set length
91 2008-05-24 Andy Hutchinson <hutchinsonandy@aim.com>
93 * function.c: Include target hook for nonlocal_goto frame value.
95 2008-05-24 Richard Guenther <rguenther@suse.de>
97 * tree-dfa.c (refs_may_alias_p): Re-instantiate case that
98 a scalar variable can be only accessed through a pointer
101 2008-05-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
103 * builtins.c (fold_builtin_fpclassify): Fix spelling of FP_INFINITE.
104 * doc/extend.texi: Likewise.
106 2008-05-23 DJ Delorie <dj@redhat.com>
108 * config/m32c/jump.md (untyped_call): Add.
110 * config/m32c/m32c.c (m32c_return_addr_rtx): Change pointer type
112 (m32c_address_cost): Detail costs for indirect offsets.
114 2008-05-23 Rafael Espindola <espindola@google.com>
116 * see.c (see_get_extension_data): Don't use SUBREG_REG to test
117 if a node is a SUBREG.
118 (see_analyze_one_def): Don't use SUBREG_REG to test if a node
121 2008-05-23 Paul Brook <paul@codesourcery.com>
122 Carlos O'Donell <carlos@codesourcery.com>
124 * doc/extend.texi: Clarify use of __attribute__((naked)).
125 * doc/tm.texi: Document TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS.
126 * target.h (gcc_target): Add allocate_stack_slots_for_args.
127 * function.c (use_register_for_decl): Use
128 targetm.calls.allocate_stack_slots_for_args.
129 * target-def.h (TARGET_CALLS): Add
130 TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS.
131 * config/arm/arm.c (arm_allocate_stack_slots_for_args):
133 (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): Define.
135 2008-05-23 Eric Botcazou <ebotcazou@adacore.com>
137 * expr.c (highest_pow2_factor) <BIT_AND_EXPR>: New case.
139 2008-05-23 Steven Munroe <sjmunroe@us.ibm.com>
141 * config/rs6000/darwin-ldouble.c (fmsub): Eliminate the full
142 PACK/UNPACK between FP_SUB_Q and FD_TRUNC so that the result
143 is only rounded once.
145 2008-05-23 Richard Guenther <rguenther@suse.de>
147 * tree-ssa-operands.c (mark_difference_for_renaming): Use
150 2008-05-23 Uros Bizjak <ubizjak@gmail.com>
151 Jakub Jelinek <jakub@redhat.com>
154 * configure.ac: Handle --enable-cld.
155 * configure: Regenerated.
156 * config.gcc: Add USE_IX86_CLD to tm_defines for x86 targets.
157 * config/i386/i386.h (struct machine_function): Add needs_cld field.
158 (ix86_current_function_needs_cld): New define.
159 * config/i386/i386.md (UNSPEC_CLD): New unspec volatile constant.
160 (cld): New isns pattern.
161 (strmov_singleop, rep_mov, strset_singleop, rep_stos, cmpstrnqi_nz_1,
162 cmpstrnqi_1, strlenqi_1): Set ix86_current_function_needs_cld flag.
163 * config/i386/i386.opt (mcld): New option.
164 * config/i386/i386.c (ix86_expand_prologue): Emit cld insn if
165 TARGET_CLD and ix86_current_function_needs_cld.
166 (override_options): Use -mcld by default for 32-bit code if
169 * doc/install.texi (Options specification): Document --enable-cld.
170 * doc/invoke.texi (Machine Dependent Options)
171 [i386 and x86-64 Options]: Add -mcld option.
172 (Intel 386 and AMD x86-64 Options): Document -mcld option.
174 2008-05-23 Kai Tietz <kai.tietz@onevison.com>
175 * config/i386/i386.c (return_in_memory_32): Add ATTRIBUTE_UNUSED.
176 (return_in_memory_64): Likewise.
177 (return_in_memory_ms_64): Likewise.
179 2008-05-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
181 * builtin-types.def (BT_FN_INT_INT_INT_INT_INT_INT_VAR): New.
182 * builtins.c (fold_builtin_fpclassify): New.
183 (fold_builtin_varargs): Handle BUILT_IN_FPCLASSIFY.
184 * builtins.def (BUILT_IN_FPCLASSIFY): New.
185 * c-common.c (handle_type_generic_attribute): Adjust to accept
186 fixed arguments before an elipsis.
187 (check_builtin_function_arguments): Handle BUILT_IN_FPCLASSIFY.
188 * doc/extend.texi: Document __builtin_fpclassify.
190 2008-05-22 Aldy Hernandez <aldyh@redhat.com>
192 * omp-low.c (gate_expand_omp_ssa): Remove.
193 (pass_expand_omp_ssa): Remove.
194 (gate_expand_omp): Do not check for flag_openmp_ssa.
195 * common.opt (-fopenmp-ssa): Remove.
196 * passes.c (init_optimization_passes): Remove pass_expand_omp_ssa.
198 2008-05-22 Kaz Kojima <kkojima@gcc.gnu.org>
200 * config/sh/sh.opt (mfixed-range): New option.
201 * config/sh/sh-protos.h (sh_fix_range): Declare.
202 * config/sh/sh.c (sh_fix_range): New function.
203 * config/sh/sh.h (sh_fixed_range_str): Declare.
204 (OVERRIDE_OPTIONS): Call sh_fix_range if sh_fixed_range_str
206 * doc/invoke.texi (SH Options): Document -mfixed-range.
208 2008-05-22 Kai Tietz <kai.tietz@onevision.com>
210 * config/i386/sol2-10.h (SUBTARGET_RETURN_IN_MEMORY): Undefine
211 it before the redeclaration.
213 2008-05-22 Anatoly Sokolov <aesok@post.ru>
215 * config/avr/avr.c (get_sequence_length): Add new function.
216 (expand_prologue, expand_epilogue): Remove duplicate code.
218 2008-05-22 Rafael Espindola <espindola@google.com>
220 * see.c (see_pre_insert_extensions): Use copy_rtx to avoid invalid rtx
223 2008-05-22 H.J. Lu <hongjiu.lu@intel.com>
225 * defaults.h (UNITS_PER_SIMD_WORD): Add scalar mode as argument.
226 * doc/tm.texi (UNITS_PER_SIMD_WORD): Likewise.
228 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Replace
229 UNITS_PER_SIMD_WORD with GET_MODE_SIZE (TYPE_MODE (vectype)).
230 (vect_update_misalignment_for_peel): Likewise.
231 (vector_alignment_reachable_p): Likewise.
232 * tree-vect-transform.c (vectorizable_load): Likewise.
233 * tree-vectorizer.c (vect_supportable_dr_alignment): Likewise.
234 (get_vectype_for_scalar_type): Pass mode of scalar_type
235 to UNITS_PER_SIMD_WORD.
237 * config/arm/arm.h (UNITS_PER_SIMD_WORD): Updated.
238 * config/i386/i386.h (UNITS_PER_SIMD_WORD): Likewise.
239 * config/mips/mips.h (UNITS_PER_SIMD_WORD): Likewise.
240 * config/rs6000/rs6000.h (UNITS_PER_SIMD_WORD): Likewise.
241 * config/sparc/sparc.h (UNITS_PER_SIMD_WORD): Likewise.
243 2008-05-22 Ira Rosen <irar@il.ibm.com>
245 PR tree-optimization/36293
246 * tree-vect-transform.c (vect_transform_strided_load): Don't check
247 if the first load must be skipped because of a gap.
249 2008-05-22 Richard Guenther <rguenther@suse.de>
251 * tree-dfa.c (refs_may_alias_p): Exit early if possible. Handle
252 more cases of offset disambiguation that is possible if
253 strict-aliasing rules apply.
254 * tree-ssa-loop-im.c (mem_refs_may_alias_p): Use refs_may_alias_p
255 for basic offset and type-based disambiguation.
257 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
259 * config/i386/i386.c (ix86_expand_vector_init_one_var): Use
260 ix86_expand_vector_set on V16QImode for SSE4.1.
262 2008-05-21 Tom Tromey <tromey@redhat.com>
264 * c.opt (Wimport): Mark as undocumented.
265 * doc/invoke.texi (Option Summary): Don't mention -Wimport or
267 (Warning Options): Likewise.
268 * doc/cppopts.texi: Don't mention -Wimport.
270 2008-05-21 Sebastian Pop <sebastian.pop@amd.com>
272 PR tree-optimization/36287
273 PR tree-optimization/36286
274 * lambda-code.c (build_access_matrix): Do not use the loop->num
275 for computing the number of induction variables: use the loop depth
278 2008-05-21 Kai Tietz <kai.tietz@onevision.com>
281 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Honor
282 option -f(no-)leading-underscore.
284 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
286 * config/i386/i386.c (ix86_expand_vector_init_general): Use
287 GET_MODE_NUNITS (mode).
289 2008-05-21 Peter Bergner <bergner@vnet.ibm.com>
291 * doc/invoke.texi: Add cpu_type's 464 and 464fp.
292 (-mmulhw): Add 464 to description.
294 * config.gcc: Handle --with-cpu=464 and --with-cpu=464fp.
295 * config/rs6000/rs6000.c (processor_target_table): Add 464 and
297 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add 464 and 464fp support.
298 * config/rs6000/t-fprules (MULTILIB_MATCHES_FLOAT): Include -mcpu=464.
299 * config/rs6000/rs6000.md: Update comments for 464.
301 2008-05-21 Janis Johnson <janis187@us.ibm.com>
303 * doc/sourcebuild.texi (Test Directives): Add dg-xfail-run-if.
305 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
307 * config/i386/sse.md (vec_extractv4sf): Removed.
308 (vec_extractv2df): Likewise.
309 (vec_extractv2di): Likewise.
310 (vec_extractv4si): Likewise.
311 (vec_extractv8hi): Likewise.
312 (vec_extractv16qi): Likewise.
313 (vec_extract<mode>): New.
315 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
317 * config/i386/sse.md (vec_setv4sf): Removed.
318 (vec_setv2df): Likewise.
319 (vec_setv2di): Likewise.
320 (vec_setv4si): Likewise.
321 (vec_setv8hi): Likewise.
322 (vec_setv16qi): Likewise.
323 (vec_set<mode>): New.
325 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
327 * config/i386/i386.c (ix86_expand_vector_init_general): Remove
328 goto for vec_concat and vec_interleave.
330 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
332 * config/i386/sse.md (vec_initv4sf): Removed.
333 (vec_initv2df): Likewise.
334 (vec_initv2di): Likewise.
335 (vec_initv4si): Likewise.
336 (vec_initv8hi): Likewise.
337 (vec_initv16qi): Likewise.
338 (vec_init<mode>): New.
340 2008-05-21 Joseph Myers <joseph@codesourcery.com>
342 * collect2.c (find_a_file): Use IS_ABSOLUTE_PATH.
344 2008-05-21 Tom Tromey <tromey@redhat.com>
346 * ggc-zone.c (lookup_page_table_if_allocated): New function.
347 (zone_find_object_offset): Likewise.
348 (gt_ggc_m_S): Likewise.
349 (highest_bit): Likewise.
350 * ggc-page.c (gt_ggc_m_S): New function.
351 * stringpool.c (string_stack): Remove.
352 (init_stringpool): Update.
353 (ggc_alloc_string): Use ggc_alloc.
354 (maybe_delete_ident): New function.
355 (ggc_purge_stringpool): Likewise.
356 (gt_ggc_m_S): Remove.
357 * ggc-common.c (ggc_protect_identifiers): New global.
358 (ggc_mark_roots): Call ggc_purge_stringpool. Use
359 ggc_protect_identifiers.
360 * ggc.h (ggc_protect_identifiers): Declare.
361 (gt_ggc_m_S): Update.
362 (ggc_purge_stringpool): Declare.
363 * toplev.c (compile_file): Set and reset ggc_protect_identifiers.
364 * gengtype.c (write_types_process_field) <TYPE_STRING>: Remove
366 (write_root): Cast gt_ggc_m_S to gt_pointer_walker.
368 2008-05-21 David S. Miller <davem@davemloft.net>
370 * config.gcc (sparc-*-linux*): Always include sparc/t-linux in
373 2008-05-21 Eric Botcazou <ebotcazou@adacore.com>
375 * cfgexpand.c (tree_expand_cfg): Zap the EH throw statement table
378 2008-05-20 David Daney <ddaney@avtrex.com>
380 * config/mips/mips.md (UNSPEC_SYNC_NEW_OP_12,
381 UNSPEC_SYNC_OLD_OP_12, UNSPEC_SYNC_EXCHANGE_12): New define_constants.
382 (UNSPEC_SYNC_EXCHANGE, UNSPEC_MEMORY_BARRIER, UNSPEC_SET_GOT_VERSION,
383 UNSPEC_UPDATE_GOT_VERSION): Renumber.
384 (optab, insn): Add 'plus' and 'minus' to define_code_attr.
385 (atomic_hiqi_op): New define_code_iterator.
386 (sync_compare_and_swap<mode>): Call mips_expand_atomic_qihi instead of
387 mips_expand_compare_and_swap_12.
388 (compare_and_swap_12): Use MIPS_COMPARE_AND_SWAP_12 instead of
389 MIPS_COMPARE_AND_SWAP_12_0. Pass argument to MIPS_COMPARE_AND_SWAP_12.
390 (sync_<optab><mode>, sync_old_<optab><mode>,
391 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
392 sync_new_nand<mode>): New define_expands for HI and QI mode operands.
393 (sync_<optab>_12, sync_old_<optab>_12, sync_new_<optab>_12,
394 sync_nand_12, sync_old_nand_12, sync_new_nand_12): New insns.
395 (sync_lock_test_and_set<mode>): New define_expand for HI and QI modes.
396 (test_and_set_12): New insn.
397 (sync_old_add<mode>, sync_new_add<mode>, sync_old_<optab><mode>,
398 sync_new_<optab><mode>, sync_old_nand<mode>,
399 sync_new_nand<mode>, sync_lock_test_and_set<mode>): Add early
400 clobber to operand 0 for SI and DI mode insns.
401 * config/mips/mips-protos.h (mips_gen_fn_6, mips_gen_fn_5,
402 mips_gen_fn_4): New typedefs.
403 (mips_gen_fn_ptrs): Define new union type.
404 (mips_expand_compare_and_swap_12): Remove declaration.
405 (mips_expand_atomic_qihi): Declare function.
406 * config/mips/mips.c (mips_expand_compare_and_swap_12): Rename to...
407 (mips_expand_atomic_qihi): ... this. Use new generator function
409 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP_12): Add OPS parameter.
410 (MIPS_COMPARE_AND_SWAP_12_0): Delete macro.
411 (MIPS_COMPARE_AND_SWAP_12_ZERO_OP,
412 MIPS_COMPARE_AND_SWAP_12_NONZERO_OP,
413 MIPS_SYNC_OP_12, MIPS_SYNC_OP_12_NOT_NOP,
414 MIPS_SYNC_OP_12_NOT_NOT, MIPS_SYNC_OLD_OP_12,
415 MIPS_SYNC_OLD_OP_12_NOT_NOP, MIPS_SYNC_OLD_OP_12_NOT_NOP_REG,
416 MIPS_SYNC_OLD_OP_12_NOT_NOT, MIPS_SYNC_OLD_OP_12_NOT_NOT_REG,
417 MIPS_SYNC_NEW_OP_12, MIPS_SYNC_NEW_OP_12_NOT_NOP,
418 MIPS_SYNC_NEW_OP_12_NOT_NOT, MIPS_SYNC_EXCHANGE_12,
419 MIPS_SYNC_EXCHANGE_12_ZERO_OP,
420 MIPS_SYNC_EXCHANGE_12_NONZERO_OP): New macros.
422 2008-05-20 H.J. Lu <hongjiu.lu@intel.com>
424 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Add
427 2008-05-20 Anatoly Sokolov <aesok@post.ru>
429 * config/avr/avr.h (machine_function): Add 'is_OS_main' field.
430 * config/avr/avr.c (avr_OS_main_function_p): Add new function.
431 (avr_attribute_table): Add 'OS_main' function attribute.
432 (avr_regs_to_save, expand_prologue, expand_epilogue): Handle
433 functions with 'OS_main' attribute.
435 2008-05-20 Richard Guenther <rguenther@suse.de>
437 PR tree-optimization/35204
438 * tree-ssa-sccvn.c (extract_and_process_scc_for_name): New
439 helper, split out from ...
440 (DFS): ... here. Make the DFS walk non-recursive.
442 2008-05-20 Sebastian Pop <sebastian.pop@amd.com>
443 Jan Sjodin <jan.sjodin@amd.com>
445 PR tree-optimization/36181
446 * tree-parloops.c (loop_has_vector_phi_nodes): New.
447 (parallelize_loops): Don't parallelize when the loop has vector
450 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
451 Sebastian Pop <sebastian.pop@amd.com>
453 * tree-loop-linear.c (gather_interchange_stats): Look in the access
454 matrix, and never look at the tree representation of the memory
456 (linear_transform_loops): Computes parameters and access matrices.
457 * tree-data-ref.c (compute_data_dependences_for_loop): Returns false
459 (access_matrix_get_index_for_parameter): New.
460 * tree-data-ref.h (struct access_matrix): New.
461 (AM_LOOP_NEST_NUM, AM_NB_INDUCTION_VARS, AM_PARAMETERS, AM_MATRIX,
462 AM_NB_PARAMETERS, AM_CONST_COLUMN_INDEX, AM_NB_COLUMNS,
463 AM_GET_SUBSCRIPT_ACCESS_VECTOR, AM_GET_ACCESS_MATRIX_ELEMENT,
464 am_vector_index_for_loop): New.
465 (struct data_reference): Add field access_matrix.
466 (DR_ACCESS_MATRIX): New.
467 (compute_data_dependences_for_loop): Update declaration.
468 (lambda_collect_parameters, lambda_compute_access_matrices): Declared.
469 * lambda.h (lambda_vector_vec_p): Declared.
470 * lambda-code.c: Depend on pointer-set.h.
471 (lambda_collect_parameters_from_af, lambda_collect_parameters,
472 av_for_af_base, av_for_af, build_access_matrix,
473 lambda_compute_access_matrices): New.
474 * Makefile.in (lambda-code.o): Depend on pointer-set.h.
476 2008-05-20 Joseph Myers <joseph@codesourcery.com>
478 * doc/install.texi2html: Generate gcc-vers.texi in $DESTDIR not
481 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
482 Sebastian Pop <sebastian.pop@amd.com>
484 PR tree-optimization/36206
485 * tree-scalar-evolution.c: Remove enum INSERT_SUPERLOOP_CHRECS,
487 (instantiate_scev_1): Rename flags to fold_conversions.
488 Do not check for INSERT_SUPERLOOP_CHRECS, keep SSA_NAMEs defined
489 outeside instantiation_loop.
490 * tree-chrec.h (evolution_function_is_affine_in_loop): New.
491 (evolution_function_is_affine_or_constant_p): Removed.
492 * tree-data-ref.c (dr_analyze_indices): Replace resolve_mixers with
494 (analyze_siv_subscript): Pass in the loop nest number.
495 Call evolution_function_is_affine_in_loop instead of
496 evolution_function_is_affine_p.
497 (analyze_overlapping_iterations): Pass in the loop nest number.
499 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
500 Sebastian Pop <sebastian.pop@amd.com>
502 PR tree-optimization/36206
503 * tree-chrec.h (chrec_fold_op): New.
504 * tree-data-ref.c (initialize_matrix_A): Traverse NOP_EXPR, PLUS_EXPR,
507 2008-05-20 Nathan Sidwell <nathan@codesourcery.com>
509 * c-incpath.c (INO_T_EQ): Do not define on non-inode systems.
511 (remove_duplicates): Do not set inode on non-inode systems.
514 2008-05-20 Sandra Loosemore <sandra@codesourcery.com>
516 * config.gcc (tm_file): Update comments about relative pathnames.
518 2008-05-20 Richard Guenther <rguenther@suse.de>
520 * tree-ssa-reassoc.c (fini_reassoc): Use the statistics infrastructure.
521 * tree-ssa-sccvn.c (process_scc): Likewise.
522 * tree-ssa-sink.c (execute_sink_code): Likewise.
523 * tree-ssa-threadupdate.c (thread_through_all_blocks): Likewise.
524 * tree-vrp.c (process_assert_insertions): Likewise.
525 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Likewise.
526 (perform_tree_ssa_dce): Likewise.
527 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Likewise.
528 (dump_dominator_optimization_stats): Likewise.
529 * tree-vectorizer.c (vectorize_loops): Likewise.
531 2008-05-20 Richard Guenther <rguenther@suse.de>
533 * tree-vn.c (vn_lookup_with_vuses): Do not use the alias oracle.
535 2008-05-20 Kai Tietz <kai.tietz@onevision.com>
537 * config/i386/i386-protos.h (ix86_return_in_memory): Removed.
538 (ix86_i386elf_return_in_memory): Likewise.
539 (ix86_i386interix_return_in_memory): Likewise.
540 * config/i386/i386-interix.h (TARGET_RETURN_IN_MEMORY): Removed.
541 (SUBTARGET_RETURN_IN_MEMORY): New.
542 * config/i386/i386elf.h: Likewise.
543 * config/i386/ptx4-i.h: Likewise.
544 * config/i386/sol2-10.h: Likewise.
545 * config/i386/sysv4.h: Likewise.
546 * config/i386/vx-common.h: Likewise.
547 * config/i386/i386.h (TARGET_RETURN_IN_MEMORY): Removed.
548 * config/i386/i386.c (ix86_return_in_memory): Made static and
549 make use of optional SUBTARGET_RETURN_IN_MEMORY macro.
550 (ix86_i386elf_return_in_memory): Removed.
551 (ix86_i386interix_return_in_memory): Removed.
552 (TARGET_RETURN_IN_MEMORY): Declared within i386.c only.
553 * target-def.h (TARGET_RETURN_IN_MEMORY): Remove protection #ifdef.
555 2008-05-20 Alexandre Oliva <aoliva@redhat.com>
557 * cselib.c (cselib_record_sets): Use correct mode for IF_THEN_ELSE.
559 2008-05-19 Xinliang David Li <davidxl@google.com>
561 * tree-ssa-dce.c: Revert patches of 2008-05-17 and 2008-05-18.
564 * doc/invoke.texi: Ditto.
566 2008-05-19 Eric Botcazou <ebotcazou@adacore.com>
568 * tree.c (substitute_in_expr) <tcc_vl_exp>: Fix thinko.
569 (substitute_placeholder_in_expr) <tcc_vl_exp>: Minor tweak.
571 2008-05-19 H.J. Lu <hongjiu.lu@intel.com>
573 * config/i386/i386.c (ix86_expand_vector_init_concat): Change
574 sizes of operand array from 8/4 to 4/2.
575 (ix86_expand_vector_init_general): Change size of operand array
576 from 32 to 16. Remove op0, op1 and half_mode.
578 2008-05-19 H.J. Lu <hongjiu.lu@intel.com>
580 * config/i386/i386.c (ix86_expand_vector_init_concat): New.
581 (ix86_expand_vector_init_interleave): Likewise.
582 (ix86_expand_vector_init_general): Use them. Assert word_mode
583 == SImode when n_words == 4.
585 2008-05-19 Uros Bizjak <ubizjak@gmail.com>
587 * config/i386/i386.c (ix86_secondary_reload): New static function.
588 (TARGET_SECONDARY_RELOAD): New define.
589 * config/i386/i386.h (SECONDARY_OUTPUT_RELOAD_CLASS): Remove.
590 * config/i386/i386.md (reload_outqi): Remove.
592 2008-05-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
595 * builtins.c (mathfn_built_in_1): Renamed from mathfn_built_in.
596 Add `implicit' parameter. Handle BUILT_IN_SIGNBIT.
597 (mathfn_built_in): Rewrite in terms of mathfn_built_in_1.
598 (fold_builtin_classify): Handle BUILT_IN_ISINF_SIGN.
599 (fold_builtin_1): Likewise.
600 * builtins.def (BUILT_IN_ISINF_SIGN): New.
601 c-common.c (check_builtin_function_arguments): Handle
603 * doc/extend.texi: Document __builtin_isinf_sign.
604 * fold-const.c (operand_equal_p): Handle COND_EXPR.
606 2008-05-18 Eric Botcazou <ebotcazou@adacore.com>
608 * tree-ssa-dom.c (tree_ssa_dominator_optimize): If some blocks need
609 EH cleanup at the end of the pass, search for those that have been
610 turned into forwarder blocks and do the cleanup on their successor.
612 2008-05-18 Richard Guenther <rguenther@suse.de>
614 * tree-cfg.c (verify_gimple_expr): Allow conversions from
615 pointers to sizetype and vice versa.
617 2008-05-18 Xinliang David Li <davidxl@google.com>
619 * gcc/tree-ssa-dce.c: Coding style fix.
620 (check_pow): Documentation comment.
621 (check_log): Documenation comment. Coding style fix.
622 (is_unnecessary_except_errno_call): Ditto.
623 (gen_conditions_for_pow): Ditto.
624 (gen_conditions_for_log): Ditto.
625 (gen_shrink_wrap_conditions): Ditto.
626 (shrink_wrap_one_built_in_calls): Ditto.
627 * gcc/doc/invoke.texi: Better documentation string.
628 * ChangeLog: Fix wrong change log entries from
629 May 17 checkin on function call DCE.
631 2008-05-17 Kaz Kojima <kkojima@gcc.gnu.org>
633 * config/sh/sh.c (sh_output_mi_thunk): Update the use of init_flow.
635 2008-05-17 Kenneth Zadeck <zadeck@naturalbridge.com>
637 * doc/rtl.texi (RTL_CONST_CALL_P, RTL_PURE_CALL_P): Fixed typos.
638 * df-problems.c (simulation routines): Fixed block comment to
639 properly say how to add forwards scanning functions.
641 2008-05-17 Eric Botcazou <ebotcazou@adacore.com>
643 * tree-inline.c (setup_one_parameter): Remove dead code.
645 2008-05-17 Eric Botcazou <ebotcazou@adacore.com>
647 * fold-const.c (fold_unary) <CASE_CONVERT>: Fold the cast into
648 a BIT_AND_EXPR only for an INTEGER_TYPE.
650 2008-05-17 Xinliang David Li <davidxl@google.com>
652 * gcc/tree-ssa-dce.c (cond_dead_built_in_calls): New static variable.
653 (check_pow, check_log, is_unnecessary_except_errno_call): New
654 functions to check for eliminating math functions that are pure
655 except for setting errno.
656 (gen_conditions_for_pow, gen_conditionas_for_log): New functions to
657 general condition expressions for shrink-wrapping pow/log calls.
658 (gen_shrink_wrap_conditions): Ditto.
659 (shrink_wrap_one_built_in_call): Ditto.
660 (shrink_wrap_conditional_dead_built_in_calls): Ditto.
661 (mark_operand_necessary): If debugging, output if OP is necessary.
662 (eliminate_unnecessary_stmts): Eliminate pow, log calls that are
664 * gcc/opts.c (decode_options): set flag_tree_builtin_dce to 1 when
666 * gcc/common.opt: New user flag -ftree-builtin-dce.
667 * gcc/doc/invoke.texi (-ftree-builtin-dce): New option.
669 2008-05-16 David S. Miller <davem@davemloft.net>
671 * config/sparc/linux.h (NO_PROFILE_COUNTERS): Undef before overriding.
672 * config/sparc/linux64.h (NO_PROFILE_COUNTERS): Likewise.
674 2008-05-16 Uros Bizjak <ubizjak@gmail.com>
677 * config/i386/i386.h (SECONDARY_MEMORY_NEEDED_MODE): New define.
679 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
681 * ifcvt.c (dead_or_predicable): Rename
682 df_simulate_one_insn_backwards to df_simulate_one_insn.
683 * recog.c (peephole2_optimize): Ditto.
684 * rtl-factoring.c (collect_pattern_seqs, clear_regs_live_in_seq):
686 * df.h: Rename df_simulate_one_insn_backwards to
687 df_simulate_one_insn. and delete df_simulate_one_insn_forwards.
688 * df-problems.c (df_simulate_artificial_refs_at_top) Reversed
689 scanning of defs and uses.
690 (df_simulate_one_insn_backwards): Renamed to df_simulate_one_insn.
691 (df_simulate_one_insn_forwards): Removed.
693 2008-05-16 Doug Kwan <dougkwan@google.com>
695 * real.c (real_to_decimal, real_to_hexadecimal): Distinguish
697 (real_from_string): Handle NaNs and Inf as approriate.
699 2008-05-16 Nathan Froyd <froydnj@codesourcery.com>
701 * doc/gty.texi (Source Files Containing Type Information): Note
702 that headers should appear first in the gtfiles list.
704 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
706 * tree.def (COND_EXEC): Properly documented this code.
708 2008-05-16 Diego Novillo <dnovillo@google.com>
710 * dwarf2asm.c (dw2_assemble_integer): Clarify comment.
711 * tree-nested.c (get_trampoline_type): Set DECL_CONTEXT for
714 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
716 * tree-ssa-dse (max_stmt_uid): Removed.
717 (get_stmt_uid, dse_possible_dead_store_p, dse_optimize_stmt,
718 tree_ssa_dse): Encapsulate all uses of stmt_ann->uid.
719 * tree-ssa-sccvn.c (compare_ops, init_scc_vn): Ditto.
720 * function.h (cfun.last_stmt_uid): New field.
721 * tree-flow-inline.h (set_gimple_stmt_uid, gimple_stmt_uid,
722 gimple_stmt_max_uid, set_gimple_stmt_max_uid, inc_gimple_stmt_max_uid):
724 * tree-dfa.c (renumber_gimple_stmt_uids): New function.
725 (create_stmt_ann): Initialize the ann->uid field.
726 * tree-ssa-pre.c (compute_avail): Encapsulate the stmt_ann->uid
728 * tree-flow.h (renumber_gimple_stmt_uids): New function.
730 2008-05-16 Nathan Froyd <froydnj@codesourcery.com>
732 * tree-flow.h (init_empty_tree_cfg_for_function): Declare.
733 * tree-cfg.c (init_empty_tree_cfg_for_function): Define.
734 (init_empty_tree_cfg): Call it.
736 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
738 * cfg.c (init_flow): Add argument THE_FUN. Use it instead of cfun.
741 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
743 * doc/invoke.text (-fdump-tree-*-verbose): New option.
744 * tree-dump.c (dump_options): New verbose option.
745 * tree-pretty-print.c (dump_phi_nodes, dump_generic_bb_buff):
747 * tree-pass.h (TDF_VERBOSE): New dump flag.
748 * print-tree.c (print_node): Added code to be able to print PHI_NODES.
749 (tree-flow.h): Added include.
750 * Makefile.in (print-tree.o): Added TREE_FLOW_H.
752 2008-05-16 Bernd Schmidt <bernd.schmidt@analog.com>
754 * config/bfin/bfin.c (bfin_discover_loops): Delete empty loops.
756 From Jie Zhang <jie.zhang@analog.com>
757 * config/bfin/t-bfin-elf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
758 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Remove mcpu=bf532-0.3,
759 mcpu=bf561-none and mcpu=bf561-0.2.
760 * config/bfin/t-bfin-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
761 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Likewise.
762 * config/bfin/t-bfin-linux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
763 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Likewise.
764 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add BFIN_CPU_UNKNOWN.
765 * config/bfin/elf.h (STARTFILE_SPEC): Use specific CRT for BF561.
766 (LIB_SPEC): Use proper linker script for bf561. Error if no mcpu
768 * config/bfin/bfin.c (bfin_cpu_type): Set to BFIN_CPU_UNKNOWN.
769 (cputype_selected): Remove.
770 (bfin_handle_option): Don't use cputype_selected.
771 (override_options): When no mcpu option, enable all workarounds.
772 Don't use bfin_workarounds.
773 * config/bfin/bfin.h (DRIVER_SELF_SPECS): Don't set default
775 (DEFAULT_CPU_TYPE): Don't define.
777 2008-05-16 Richard Guenther <rguenther@suse.de>
779 * tree-ssa-propagate.c (substitute_and_fold): Fix stmt walking
780 on deletion of the last stmt.
782 2008-05-15 H.J. Lu <hongjiu.lu@intel.com>
784 * config/i386/i386.c (ix86_expand_vector_init_general): Optimize
785 V8HImode for SSE2 and V16QImode for SSE4.1.
787 2008-05-15 Kenneth Zadeck <zadeck@naturalbridge.com>
789 * cgraph.h (compute_inline_parameters): Made public.
790 * tree-pass.h (ipa_opt_pass): Removed function_generate_summary,
791 variable_generate_summary, function_write_summary,
792 variable_write_summary, variable_read_summary. Added generate_summary,
793 write_summary, read_summary.
794 * cgraphunit.c (cgraph_process_new_functions): Changed call from
795 pass_ipa_inline.function_generate_summary, to
796 compute_inline_parameters.
797 * ipa-inline.c (compute_inline_parameters): Made public and added
799 (compute_inline_parameters_for_current): New function.
800 (pass_inline_param): Now calls compute_inline_parameters_for_current.
801 (inline_generate_summary): Removed parameter and made to loop over
803 (pass_ipa_inline): Updated for new IPA_PASS structure.
804 * passes.c (execute_ipa_summary_passes): Now is called once per
805 pass rather than once per node*pass.
807 2008-05-15 Anatoly Sokolov <aesok@post.ru>
809 * config/avr/avr.c (avr_base_arch_macro, avr_have_movw_lpmx_p,
810 avr_have_mul_p, avr_asm_only_p): Remove variables.
811 (avr_override_options): Remove initialization of removed variables.
812 (avr_file_start): Convert removed variables to fields of
813 'struct base_arch_s *avr_current_arch'.
814 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): (Ditto.).
815 (AVR_HAVE_MUL): (Ditto.).
816 (AVR_HAVE_MOVW): (Ditto.).
817 (AVR_HAVE_LPMX): (Ditto.).
818 (avr_base_arch_macro, avr_have_movw_lpmx_p, avr_have_mul_p,
819 avr_asm_only_p): Remove declaration.
821 2008-05-15 Diego Novillo <dnovillo@google.com>
823 * config/arm/arm.c (arm_return_in_memory): Fix return type.
824 * config/arm/arm-protos.h (arm_return_in_memory): Likewise.
826 2008-05-15 Adam Nemet <anemet@caviumnetworks.com>
829 * combine.c (check_conversion): Rename back to check_promoted_subreg.
830 Don't call record_truncated_value from here.
831 (record_truncated_value): Turn it into a for_each_rtx callback.
832 (record_truncated_values): New function.
833 (combine_instructions): Call note_uses with record_truncated_values.
834 Change name of check_conversion to check_promoted_subreg.
836 2008-05-15 Janis Johnson <janis187@us.ibm.com>
838 * doc/sourcebuild.texi: Document support for torture tests.
840 2008-05-15 Uros Bizjak <ubizjak@gmail.com>
842 * config/i386/sse.md (*vec_concatv2sf_sse4_1): Add "m" constraint
843 to alternative 4 of operand 2.
845 2008-05-15 Richard Guenther <rguenther@suse.de>
847 * tree-pass.h (current_pass): Declare.
848 (get_pass_for_id): Likewise.
849 * passes.c (passes_by_id, passes_by_id_size): New globals.
850 (set_pass_for_id): New function.
851 (get_pass_for_id): Likewise.
852 (register_one_dump_file): Use set_pass_for_id to populate passes_by_id.
853 (execute_function_todo): Flush per function statistics.
854 * toplev.c (compile_file): Init statistics.
855 (general_init): Do early statistics initialization.
856 (finalize): Finish statistics.
857 * statistics.h (statistics_early_init): Declare.
858 (statistics_init): Likewise.
859 (statistics_fini): Likewise.
860 (statistics_fini_pass): Likewise.
861 (statistics_counter_event): Likewise.
862 (statistics_histogram_event): Likewise.
863 * statistics.c: New file.
864 * Makefile.in (OBJS-common): Add statistics.o.
865 (statistics.o): Add dependencies.
866 * doc/invoke.texi (-fdump-statistics): Document.
868 * tree-ssa-pre.c (compute_antic): Use statistics_histogram_event.
870 (execute_pre): Use statistics_counter_event.
871 * tree-ssa-propagate.c (struct prop_stats_d): Add num_dce field.
872 (substitute_and_fold): Increment it. Use statistics_counter_event.
874 2008-05-15 Diego Novillo <dnovillo@google.com>
876 http://gcc.gnu.org/ml/gcc-patches/2008-05/msg00893.html
878 * treestruct.def (TS_STRUCT_FIELD_TAG): Remove.
879 * tree-ssa-alias.c (new_type_alias): Remove references to
880 sub-variables from comment.
881 * tree-ssa-operands.c (swap_tree_operands): Likewise.
883 2008-05-15 H.J. Lu <hongjiu.lu@intel.com>
885 * config/i386/sse.md (*vec_concatv2sf_sse4_1): Set prefix_extra
886 attribute to 1 only for insertps alternative.
888 2008-05-15 Bernd Schmidt <bernd.schmidt@analog.com>
890 * config/bfin/bfin.md (loadbytes): New pattern.
891 * config/bfin/bfin.c (enum bfin_builtins): Add BFIN_BUILTIN_LOADBYTES.
892 (bfin_init_builtins): Initialize it.
893 (bdesc_1arg): Add it.
895 2008-05-15 Sa Liu <saliu@de.ibm.com>
897 * testsuite/gfortran.dg/c_kind_int128_test1.f03: New.
898 * testsuite/gfortran.dg/c_kind_int128_test2.f03: New.
899 * testsuite/lib/target-supports.exp: Add
900 check_effective_target_fortran_integer_16.
902 2008-05-15 Bernd Schmidt <bernd.schmidt@analog.com>
904 * config/bfin/bfin.h (TARGET_RETURN_IN_MEMORY): Don't define here.
905 * config/bfin/bfin-protos.h (bfin_return_in_memory): Don't declare.
906 * config/bfin/bfin.c (bfin_return_in_memory): Now static. Return bool.
907 (TARGET_RETURN_IN_MEMORY): Define.
909 2008-05-15 Richard Guenther <rguenther@suse.de>
912 * tree-ssa-alias.c (new_type_alias): Do not set TREE_READONLY.
913 * tree-flow-inline.h (unmodifiable_var_p): Memory tags never
914 represent unmodifiable vars.
916 2008-05-15 Richard Guenther <rguenther@suse.de>
918 * tree-dfa.c (refs_may_alias_p): Allow all kinds of
919 INDIRECT_REF and TARGET_MEM_REF.
920 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
923 2008-05-15 Uros Bizjak <ubizjak@gmail.com>
924 H.J. Lu <hongjiu.lu@intel.com>
926 * config/i386/sse.md (*vec_concatv2sf_sse4_1): New insn pattern.
927 (*vec_concatv2si_sse4_1): Use vector_move_operand predicate
928 for operand 2. Remove pinsr{q,d} with 0x0 immediate operand from
929 insn alternatives. Add missing alternatives.
930 (*vec_concatv2di_rex64_sse4_1): Likewise.
931 (*vec_concatv2si_sse2): Use "x" register constraint instead of "Y2".
932 (*vec_concatv2di_rex64_sse): Rename from *vec_concatv2di_rex64.
935 2008-05-15 Richard Guenther <rguenther@suse.de>
937 PR tree-optimization/36009
938 PR tree-optimization/36204
939 * tree-ssa-loop-im.c (tree-ssa-propagate.h): Include.
940 (determine_invariantness_stmt): Record the loop a store is
942 * Makefile.in (tree-ssa-loop-im.o): Add tree-ssa-propagate.h
945 2008-05-15 Richard Guenther <rguenther@suse.de>
947 PR tree-optimization/34330
948 * tree-ssa-alias.c (get_smt_for): Only assert that accesses
949 through the pointer will alias the SMT.
951 2008-05-14 Andreas Tobler <a.tobler@schweiz.org>
953 * config/sparc/sparc.h (NO_PROFILE_COUNTERS): Define as 0.
955 2008-05-14 H.J. Lu <hongjiu.lu@intel.com>
957 * config/i386/sse.md (*sse4_1_pinsrq): Make it 64bit only.
959 2008-05-14 Michael Meissner <michael.meissner@amd.com>
960 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
962 * optabs.h (optab_index): Add OTI_vashl, OTI_vlshr, OTI_vashr,
963 OTI_vrotl, OTI_vrotr to support vector/vector shifts.
964 (vashl_optab): New optab for vector/vector shifts.
965 (vashr_optab): Ditto.
966 (vlshr_optab): Ditto.
967 (vrotl_optab): Ditto.
968 (vrotr_optab): Ditto.
969 (optab_subtype): New enum for optab_for_tree_code call.
970 (optab_for_tree_code): Add enum optab_subtype argument.
972 * optabs.c (optab_for_tree_code): Take an additional argument to
973 distinguish between a vector shift by a scalar and vector shift by
974 a vector. Make lshr/ashr/ashl/rotl/rotr optabs just vector
975 shifted by a scalar. Use vlshr/vashr/vashl/vrotl/vrotr for the
976 vector shift by a vector.
977 (expand_widen_pattern_expr): Pass additional argument to
980 * genopinit.c (optabs): Add vashr_optab, vashl_optab, vlshr_optab,
981 vrotl_optab, vrotr_optab.
983 * expr.c (expand_expr_real_1): Update calls to
984 optab_for_tree_code to distinguish between vector shifted by a
985 scalar and vector shifted by a vector.
986 * tree-vectorizer.c (supportable_widening_operation): Ditto.
987 (supportable_narrowing_operation): Ditto.
988 * tree-vect-analyze.c (vect_build_slp_tree): Ditto.
989 * tree-vect-patterns.c (vect_pattern_recog_1): Ditto.
990 * tree-vect-transform.c (vect_model_reduction_cost): Ditto.
991 (vect_create_epilog_for_reduction): Ditto.
992 (vectorizable_reduction): Ditto.
993 (vectorizable_operation): Ditto.
994 (vect_strided_store_supported): Ditto.
995 (vect_strided_load_supported): Ditto.
996 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
997 * expmed.c (expand_shift): Ditto.
999 * doc/md.texi (ashl@var{m}3): Document that operand 2 is always a
1001 (ashr@var{m}3): Ditto.
1002 (vashl@var{m}3): Document new vector/vector shift standard name.
1003 (vashr@var{m}3): Ditto.
1004 (vlshr@var{m}3): Ditto.
1005 (vrotl@var{m}3): Ditto.
1006 (vrotr@var{m}3): Ditto.
1008 * config/i386/i386.md (PPERM_SRC): Move PPERM masks here from i386.c.
1009 (PPERM_INVERT): Ditto.
1010 (PPERM_REVERSE): Ditto.
1011 (PPERM_REV_INV): Ditto.
1012 (PPERM_ZERO): Ditto.
1013 (PPERM_ONES): Ditto.
1014 (PPERM_SIGN): Ditto.
1015 (PPERM_INV_SIGN): Ditto.
1016 (PPERM_SRC1): Ditto.
1017 (PPERM_SRC2): Ditto.
1019 * config/i386/sse.md (mulv2di3): Add SSE5 support.
1020 (sse5_pmacsdql_mem): New SSE5 define_and_split that temporarily
1021 allows a memory operand to be the value being added, and split it
1022 to improve vectorization.
1023 (sse5_pmacsdqh_mem): Ditto.
1024 (sse5_mulv2div2di3_low): SSE5 32-bit multiply and extend function.
1025 (sse5_mulv2div2di3_high): Ditto.
1026 (vec_pack_trunc_v8hi): Add SSE5 pperm support.
1027 (vec_pack_trunc_v4si): Ditto.
1028 (vec_pack_trunc_v2di): Ditto.
1029 (sse5_pcmov_<mode>): Remove code that tried to use use
1030 andps/andnps instead of pcmov.
1031 (vec_widen_smult_hi_v4si): If we have SSE5, use the pmacsdql and
1032 pmacsdqh instructions.
1033 (vec_widen_smult_lo_v4si): Ditto.
1035 * config/i386/i386.c (PPERM_SRC): Move PPERM masks to i386.md.
1036 (PPERM_INVERT): Ditto.
1037 (PPERM_REVERSE): Ditto.
1038 (PPERM_REV_INV): Ditto.
1039 (PPERM_ZERO): Ditto.
1040 (PPERM_ONES): Ditto.
1041 (PPERM_SIGN): Ditto.
1042 (PPERM_INV_SIGN): Ditto.
1043 (PPERM_SRC1): Ditto.
1044 (PPERM_SRC2): Ditto.
1045 (ix86_expand_sse_movcc): Move the SSE5 test after the if
1047 (ix86_expand_int_vcond): If SSE5 generate all possible integer
1049 (ix86_sse5_valid_op_p): Allow num_memory to be negative, which
1050 says ignore whether the last reference is a memory operand.
1052 2008-05-14 Michael Meissner <michael.meissner@amd.com>
1053 Paolo Bonzini <bonzini at gnu dot org>
1055 * config/rs6000/rs6000.c (bdesc_2arg): Change the names of vector
1058 * config/rs6000/altivec.md (vashl<mode>3): Rename from ashl<mode>3.
1059 (vlshr<mode>3): Rename from vlshr<mode>3.
1060 (vashr<mode>3): Rename from vashr<mode>3.
1061 (mulv4sf3): Change the names of vector shift patterns.
1065 * config/spu/spu.c (spu_initialize_trampoline): Rename vector
1068 * config/spu/spu-builtins.def (SI_SHLH): Rename vector shift insns.
1093 * config/spu/spu.md (v): New iterator macro to add v for vector types.
1094 (floatunssidf2_internal): Change vector/vector shift names.
1095 (floatunsdidf2_internal): Ditto.
1102 (vashl<mode>3): Rename from ashl<mode>3.
1103 (vashr<mode>3): Rename from ashr<mode>3.
1104 (vlshr<mode>3): Rename from lshr<mode>3.
1105 (vrotl<mode>3): Rename from rotl<mode>3.
1107 2008-05-14 Michael Meissner <michael.meissner@amd.com>
1110 * config/i386/sse.md (vec_widen_smult_hi_v4si): Delete, using unsigned
1111 multiply gives the wrong value when doing widening multiplies.
1112 (vec_widen_smult_lo_v4si): Ditto.
1114 2008-05-14 Kenneth Zadeck <zadeck@naturalbridge.com>
1116 * optabs.c (prepare_cmp_insn): Changed LCT_PURE_MAKE_BLOCK to
1117 LCT_PURE and LCT_CONST_MAKE_BLOCK to LCT_CONST in calls to
1118 emit_library_call_value.
1119 * builtins.c (expand_builtin_powi, expand_builtin_memcmp): Ditto.
1120 * tree.h (ECF_LIBCALL_BLOCK): Removed.
1121 * calls.c (initialize_argument_information, precompute_arguments,
1122 expand_call, emit_library_call_value_1): Remove ECF_LIBCALL_BLOCK.
1123 (precompute_arguments): Removed flags parameter.
1124 * rtl.h (LCT_CONST_MAKE_BLOCK, LCT_PURE_MAKE_BLOCK): Removed.
1126 2008-05-14 Richard Guenther <rguenther@suse.de>
1128 * tree-ssa-dse.c (dse_possible_dead_store_p): Remove dead code.
1129 Make sure to register the store if the use is a PHI_NODE.
1131 2008-05-14 Olivier Hainque <hainque@adacore.com>
1133 * expr.c (expand_expr_real_1) <normal_inner_ref>: Force op0 to
1134 memory if the component is to be referenced in BLKmode according
1135 to get_inner_reference.
1137 2008-05-14 Adam Nemet <anemet@caviumnetworks.com>
1139 * calls.c (emit_library_call_value_1): Restore code clearing
1140 ECF_LIBCALL_BLOCK to ensure that we only call end_sequence once.
1142 2008-05-14 Olivier Hainque <hainque@adacore.com>
1143 Nicolas Roche <roche@adacore.com>
1145 * configure.ac: Add support for a "gcc_subdir" variable in
1146 config-lang.in, to denote a subdirectory where the language/GCC
1147 integration files are to be found.
1148 * configure: Regenerate.
1150 2008-05-14 Ira Rosen <irar@il.ibm.com>
1152 PR tree-optimization/36098
1153 * tree-vect-analyze.c (vect_analyze_group_access): Set the gap
1154 value for the first load in the group in case of a gap.
1155 (vect_build_slp_tree): Check that there are no gaps in loads.
1157 2008-05-14 Kenneth Zadeck <zadeck@naturalbridge.com>
1159 * doc/rtl.texi: Removed reference to REG_NO_CONFLICT notes.
1160 * optabs.c (expand_binop, expand_absneg_bit, expand_unop,
1161 expand_copysign_bit, ): Change call to emit_no_conflict_block to
1162 emit_insn and remove unneeded code to construct extra args.
1163 (emit_no_conflict_block): Removed.
1164 * optabls.h: (emit_no_conflict_block): Removed.
1165 * cse.c (cse_extended_basic_block): Remove search for
1166 REG_NO_CONFLICT note.
1167 * global.c: Removed incorrect comment added in revision 117.
1168 * expr.c (convert_move): Change call to emit_no_conflict_block to
1170 * recog.c: Change comments so that they do not mention
1172 * local_alloc.c (combine_regs): Removed last parameter.
1173 (no_conflict_p): Removed.
1174 (block_alloc): Removed note, no_conflict_combined_regno and set
1175 local vars. Removed all code to process REG_NO_CONFLICT blocks.
1176 (combine_regs): Removed already_dead and code to look for
1177 REG_NO_CONFLICT notes.
1178 * lower_subreg (remove_retval_note): Removed code to look for
1179 REG_NO_CONFLICT block.
1180 (resolve_reg_notes): Removed REG_NO_CONFLICT case.
1181 (resolve_clobber): Remove code to process libcalls that have
1182 REG_NO_CONFLICT notes.
1183 * loop_invariant.c (find_invariant_insn): Removed REG_NO_CONFLICT
1185 * combine.c (can_combine_p, distribute_notes): Removed
1186 REG_NO_CONFLICT case.
1187 * config/cris/cris.md (movdi pattern): Changed emit_no_conflict_block
1189 * config/mn10300/mn10300.md (absdf2, negdf2 patterns): Ditto.
1190 * config/m68k/m68k.md (negdf2, negxf2, absdf2, absxf2 patterns):
1192 * reg-notes.def (NO_CONFLICT): Removed.
1194 2008-05-14 David S. Miller <davem@davemloft.net>
1196 * config/sparc/sparc.c (sparc_profile_hook): If
1197 NO_PROFILE_COUNTERS, don't generate and pass a label into mcount.
1198 * config/sparc/linux.h (NO_PROFILE_COUNTERS): Define as 1.
1199 * config/sparc/linux64.h (NO_PROFILE_COUNTERS): Likewise.
1201 2008-05-14 Andreas Krebbel <krebbel1@de.ibm.com>
1203 * cse.c (cse_cc_succs): Invoke delete_insn_and_edges.
1205 2008-05-13 Uros Bizjak <ubizjak@gmail.com>
1208 * config/i386/i386.c (ix86_expand_vector_init_general): Rearrange op0
1209 and op1 expansion before vector concat to have less live pseudos.
1211 2008-05-13 H.J. Lu <hongjiu.lu@intel.com>
1213 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
1214 ix86_expand_vector_set if supported.
1216 2008-05-13 Diego Novillo <dnovillo@google.com>
1217 Kenneth Zadeck <zadeck@naturalbridge.com>
1219 http://gcc.gnu.org/ml/gcc-patches/2008-05/msg00748.html
1221 * tree.h (init_phinodes, fini_phinodes, release_phi_node,
1222 phinodes_print_statistics, init_ssanames, fini_ssanames,
1223 make_ssa_name, duplicate_ssa_name, duplicate_ssa_name_ptr_info,
1224 release_ssa_name, release_defs, replace_ssa_name_symbol,
1225 ssanames_print_statistics): Move ...
1226 * tree-flow.h: ... here.
1227 * tree-ssanames.c (init_ssanames): Add arguments FN and SIZE.
1228 Use FN instead of cfun.
1229 (make_ssa_name_fn): Rename from make_ssa_name.
1230 (pass_release_ssa_names): Add TODO_dump_func to finish flags.
1231 * tree-flow-inline.h (make_ssa_name): Move from
1232 tree-ssanames.c. Convert to static inline. Call make_ssa_name_fn.
1233 * omp-low.c (expand_omp_parallel):
1234 * tree-flow-inline.h (redirect_edge_var_map_result):
1235 * tree-ssa.c (init_tree_ssa): Add argument FN.
1236 Use it instead of cfun. Update all users.
1238 2008-05-13 Tom Tromey <tromey@redhat.com>
1240 PR preprocessor/22168:
1241 * doc/cpp.texi (Top): Update menu.
1242 (Alternatives to Wrapper #ifndef): New node.
1243 (Other Directives): Document deprecation.
1244 (Obsolete Features): Remove menu.
1245 (Assertions): Merge node into Obsolete Features.
1246 (Obsolete once-only headers): Move earlier; rename to Alternatives
1248 * doc/cppopts.texi: Update.
1249 * c.opt (Wdeprecated): Enable for C and ObjC.
1250 * doc/invoke.texi (Option Summary): Move -Wno-deprecated.
1251 (C++ Dialect Options): Move -Wno-deprecated from here to...
1252 (Warning Options): ... here.
1254 2008-05-13 Richard Guenther <rguenther@suse.de>
1257 * fold-const.c (fold_sign_changed_comparison): Do not allow
1258 changes in pointer-ness.
1260 2008-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
1263 * config/sh/sh.c (sh_expand_prologue): Don't clear
1264 RTX_FRAME_RELATED_P for push insns.
1266 2008-05-12 Andy Hutchinson <hutchinsonandy@aim.com>
1268 * config/avr/avr.h (MAX_OFILE_ALIGNMENT): Define.
1270 2008-05-12 Anatoly Sokolov <aesok@post.ru>
1272 * config/avr/avr.h (machine_function): Add 'is_leaf' field.
1273 * config/avr/avr.c (avr_regs_to_save): Compute 'machine->is_leaf'.
1274 Use 'machine->is_leaf' instead of 'leaf_func_p'.
1276 2008-05-12 H.J. Lu <hongjiu.lu@intel.com>
1278 * config/i386/sse.md (*sse_concatv4sf): Renamed to ...
1279 (*vec_concatv4sf_sse): This.
1280 (*sse2_concatv2si): Renamed to ...
1281 (*vec_concatv2si_sse2): This.
1282 (*sse1_concatv2si): Renamed to ...
1283 (*vec_concatv2si_sse): This.
1284 (*vec_concatv2di_rex): Renamed to ...
1285 (*vec_concatv2di_rex64): This.
1286 (*vec_concatv2si_sse4_1): New.
1287 (*vec_concatv2di_rex64_sse4_1): Likewise.
1289 2008-05-12 Uros Bizjak <ubizjak@gmail.com>
1291 PR rtl-optimization/36111
1292 * recog.c (validate_replace_rtx_1): Unshare new RTL expression
1293 that was created for swappable operands.
1295 2008-05-12 Samuel Tardieu <sam@rfc1149.net>
1298 * Makefile.in: Substitute GNATMAKE and GNATBIND.
1299 * configure.ac: Add call to ACX_PROG_GNAT.
1301 2008-05-11 Volker Reichelt <v.reichelt@netcologne.de>
1303 * optc-gen.awk: Fix comment typo.
1305 2008-05-11 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
1307 * pretty-print.c (pp_integer_with_precision): Use
1308 HOST_LONG_LONG_FORMAT.
1310 2008-05-10 Kenneth Zadeck <zadeck@naturalbridge.com>
1312 * gcse.c (store_killed_in_insn): Negated call to RTL_CONST_CALL_P.
1314 2008-05-10 H.J. Lu <hongjiu.lu@intel.com>
1316 * config/i386/i386.c (bdesc_ptest): Removed.
1317 (ix86_builtin_type): Add INT_FTYPE_V2DI_V2DI_PTEST.
1318 (bdesc_args): Add __builtin_ia32_ptestz128,
1319 __builtin_ia32_ptestc128 and __builtin_ia32_ptestnzc128.
1320 (ix86_init_mmx_sse_builtins): Updated.
1321 (ix86_expand_args_builtin): Handle INT_FTYPE_V2DI_V2DI_PTEST.
1322 (ix86_expand_builtin): Updated.
1324 2008-05-10 Richard Sandiford <rdsandiford@googlemail.com>
1326 * tree-cfg.c (valid_fixed_convert_types_p): New function.
1327 (verify_gimple_expr): Handle FIXED_CONVERT_EXPR.
1329 2008-05-10 Uros Bizjak <ubizjak@gmail.com>
1331 * value-prof.c (interesting_stringop_to_profile): Do not
1332 return early for BUILT_IN_MEMPCPY.
1334 2008-05-09 H.J. Lu <hongjiu.lu@intel.com>
1336 * calls.c (expand_call): Don't use callgraph to increase
1337 preferred_stack_boundary.
1339 * cgraph.h (cgraph_rtl_info): Use unsigned on
1340 preferred_incoming_stack_boundary.
1342 * final.c (rest_of_clean_state): Use unsigned on
1343 preferred_stack_boundary.
1345 2008-05-09 Tom Tromey <tromey@redhat.com>
1347 PR preprocessor/22231:
1348 * c-opts.c (sanitize_cpp_opts): Disallow -MG if compilation is
1351 2008-05-09 Uros Bizjak <ubizjak@gmail.com>
1353 PR tree-optimization/36129
1354 * tree-ssa-ccp.c: Include value-prof.h.
1355 (execute_fold_all_builtins): Call gimple_remove_stmt_histograms if
1356 built-in function was folded to a constant.
1357 * Makefile.in (tree-ssa-ccp.c): Depend on value-prof.h
1359 2008-05-09 Jan Sjodin <jan.sjodin@amd.com>
1360 Sebastian Pop <sebastian.pop@amd.com>
1362 * tree-scalar-evolution.c: Document instantiate_scev.
1363 (instantiate_parameters_1): Renamed instantiate_scev_1.
1364 Don't use the same loop for instantiation_loop and evolution_loop.
1365 (instantiate_scev): New.
1366 (instantiate_parameters): Moved...
1367 (resolve_mixers): Update call to instantiate_scev_1 to pass the
1368 same loop twice. Maintains the semantics for this function.
1369 * tree-scalar-evolution.h (instantiate_scev): Declare.
1370 (instantiate_parameters): ...here. Now static inline.
1371 * tree-data-ref.c (dr_analyze_indices): Call instantiate_scev
1372 instead of resolve_mixers.
1374 2008-05-09 Maxim Kuvyrkov <maxim@codesourcery.com>
1376 * rtl-factoring.c (collect_pattern_seqs): Fix typo.
1378 2008-05-09 Tomas Bily <tbily@suse.cz>
1380 * config/pa/pa.c (reloc_needed): Use CASE_CONVERT.
1381 * tree-cfg.c (verify_expr, verify_gimple_expr): Likewise.
1382 * tree-ssa-structalias.c (get_constraint_for): Likewise.
1383 * c-common.c (c_common_truthvalue_conversion): Likewise.
1384 * tree-object-size.c (compute_object_offset): Likewise.
1385 * tree-inline.c (estimate_num_insns_1): Likewise.
1386 * varasm.c (const_hash_1, compare_constant, copy_constant)
1387 (compute_reloc_for_constant, output_addressed_constants)
1388 (initializer_constant_valid_p): Likewise.
1389 * c-omp.c (check_omp_for_incr_expr): Likewise.
1390 * gimplify.c (gimplify_expr): Likewise.
1391 * c-typeck.c (c_finish_return): Likewise.
1392 * tree-vectorizer.c (supportable_widening_operation)
1393 (supportable_narrowing_operation): Likewise.
1394 * c-pretty-print.c (pp_c_cast_expression, pp_c_expression): Likewise.
1395 * matrix-reorg.c (can_calculate_expr_before_stmt): Likewise.
1396 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
1397 * dwarf2out.c (loc_descriptor_from_tree_1, add_bound_info)
1398 (descr_info_loc): Likewise.
1399 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Likewise.
1400 * fold-const.c (operand_equal_p, make_range, extract_muldiv_1)
1401 (fold_unary): Likewise.
1402 * builtins.c (get_pointer_alignment): Likewise.
1403 * tree-scalar-evolution.c (interpret_rhs_modify_stmt)
1404 (instantiate_parameters_1): Likewise.
1405 * tree.c (expr_align, stabilize_reference): Likewise.
1406 * tree-pretty-print.c (dump_generic_node, op_prio): Likewise.
1407 * tree-ssa-loop-niter.c (derive_constant_upper_bound): Likewise.
1408 * convert.c (strip_float_extensions): Use CONVERT_EXPR_P.
1409 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Likewise.
1410 * config/alpha/alpha.c (va_list_skip_additions): Likewise.
1411 * c-common.c (c_alignof_expr, check_function_arguments_recurse):
1413 * tree-ssa.c (tree_ssa_useless_type_conversion): Likewise.
1414 * varasm.c (initializer_constant_valid_p, output_constant): Likewise.
1415 * tree-ssa-forwprop.c (get_prop_source_stmt, can_propagate_from)
1416 (forward_propagate_addr_expr_1, forward_propagate_addr_expr)
1417 (forward_propagate_comparison)
1418 (tree_ssa_forward_propagate_single_use_vars): Likewise.
1419 * cfgexpand.c (discover_nonconstant_array_refs_r): Likewise.
1420 * emit-rtl.c (component_ref_for_mem_expr)
1421 (set_mem_attributes_minus_bitpos): Likewise.
1422 * tree-ssa-phiopt.c (conditional_replacement): Likewise.
1423 * gimplify.c (gimplify_conversion, goa_lhs_expr_p, gimplify_expr):
1425 * c-typeck.c (default_function_array_conversion, build_indirect_ref)
1426 (build_function_call, pointer_diff, build_compound_expr)
1427 (c_finish_return): Likewise.
1428 * tree-vect-analyze.c (vect_determine_vectorization_factor): Likewise.
1429 * matrix-reorg.c (get_inner_of_cast_expr, may_flatten_matrices_1):
1431 * tree-ssa-ifcombine.c (recognize_single_bit_test): Likewise.
1432 * expr.c (is_aligning_offset): Likewise.
1433 * tree-ssa-alias.c (is_escape_site): Likewise.
1434 * tree-stdarg.c (va_list_counter_bump, check_va_list_escapes)
1435 (check_all_va_list_escapes): Likewise.
1436 * tree-ssa-loop-ivopts.c (determine_base_object)
1437 (determine_common_wider_type): Likewise.
1438 * dojump.c (do_jump): Likewise.
1439 * tree-ssa-sccvn.c (simplify_unary_expression): Likewise.
1440 * tree-gimple.c (is_gimple_cast): Likewise.
1441 * fold-const.c (decode_field_reference, )
1442 (fold_sign_changed_comparison, fold_unary, fold_comparison)
1443 (fold_binary): Likewise.
1444 * tree-ssa-alias-warnings.c (find_alias_site_helper)
1445 (already_warned_in_frontend_p): Likewise.
1446 * builtins.c (get_memory_rtx, fold_builtin_next_arg): Likewise.
1447 * tree.c (really_constant_p, get_unwidened): Likewise.
1448 * tree-ssa-loop-niter.c (expand_simple_operations): Likewise.
1449 * tree-ssa-loop-im.c (rewrite_bittest): Likewise.
1450 * tree-vrp.c (register_edge_assert_for_2, register_edge_assert_for_1):
1452 * tree.h (STRIP_NOPS, STRIP_SIGN_NOPS, STRIP_TYPE_NOPS): Use
1454 (CONVERT_EXPR_P): Define.
1455 (CASE_CONVERT): Define.
1457 2008-05-08 Kenneth Zadeck <zadeck@naturalbridge.com>
1460 * dce.c (deletable_insn_p): Do not delete calls if df_in_progress.
1461 (delete_unmarked_insns): When deleting a call, call
1462 delete_unreachable_blocks.
1463 * rtl.texi (RTL_CONST_CALL_P, RTL_PURE_CALL_P,
1464 RTL_CONST_OR_PURE_CALL_P, RTL_LOOPING_CONST_OR_PURE_CALL_P): Fixed doc.
1466 2008-05-08 Richard Guenther <rguenther@suse.de>
1468 * doc/invoke.texi (-fdump-tree-salias): Remove documentation.
1469 (-ftree-salias): Likewise.
1470 (salias-max-implicit-fields): Remove param documentation.
1471 (salias-max-array-elements): Likewise.
1472 * tree-pass.h (pass_create_structure_vars): Remove.
1473 * params.h (SALIAS_MAX_IMPLICIT_FIELDS): Remove.
1474 (SALIAS_MAX_ARRAY_ELEMENTS): Likewise.
1475 * tree-ssa-alias.c (create_structure_vars): Remove.
1476 (gate_structure_vars): Likewise.
1477 (pass_create_structure_vars): Likewise.
1478 (gate_build_alias): Likewise.
1479 (pass_build_alias): Adjust to run always and dump the function.
1480 * common.opt (ftree-salias): Hide.
1481 * passes.c (init_optimization_passes): Remove
1482 pass_create_structure_vars, adjust comment.
1483 * params.def (PARAM_SALIAS_MAX_IMPLICIT_FIELDS): Remove.
1484 (PARAM_SALIAS_MAX_ARRAY_ELEMENTS): Likewise.
1485 * opts.c (decode_options): Do not set flag_tree_salias.
1486 (common_handle_option): Add OPT_ftree_salias to the backward
1487 compatibility section.
1489 2008-05-08 Richard Guenther <rguenther@suse.de>
1491 * tree-flow-inline.h (var_can_have_subvars): Move ...
1492 * tree-ssa-structalias.c (var_can_have_subvars): ... here.
1493 * tree-flow.h (var_can_have_subvars): Remove.
1494 (push_fields_onto_fieldstack): Remove.
1495 (sort_fieldstack): Likewise.
1496 (struct fieldoff): Move ...
1497 * tree-ssa-structalias.c (struct fieldoff): ... here. Remove
1498 alias_set and base_for_components fields.
1499 (sort_fieldstack): Make static.
1500 (push_fields_onto_fieldstack): Likewise. Remove code that
1501 handles anything but RECORD_TYPEs. Remove alias_set and
1502 base_for_components handling.
1503 (create_variable_info_for): Adjust.
1505 2008-05-08 Seongbae Park <seongbae.park@gmail.com>
1507 * common.opt (Wframe-larger-than=): Shorten the help message
1509 * doc/invoke.texi (Wframe-larger-than=): Add more description.
1511 2008-05-08 Rafael Espindola <espindola@google.com>
1513 * tree-complex.c (expand_complex_div_wide): Don't create CONDs that
1515 * tree-gimple.c (is_gimple_condexpr): Check that the expression doesn't
1516 trap and that both operands are gimple values.
1517 (canonicalize_cond_expr_cond): Use is_gimple_condexpr.
1518 * gcc/tree-eh.c (tree_could_trap_p): Correctly detect if a comparison
1521 2008-05-08 Richard Sandiford <rsandifo@nildram.co.uk>
1523 * read-rtl.c (join_c_conditions): Return the first string if the
1524 two strings are equal.
1526 2008-05-08 Richard Sandiford <rsandifo@nildram.co.uk>
1528 * gensupport.h (pred_data): Add a "num_codes" field.
1529 (add_predicate_code): Declare.
1530 * gensupport.c (add_predicate_code): New function.
1531 (std_pred_table): Add an "allows_const_p" field.
1532 (std_preds): Set this field for predicates that allow RTX_CONST_OBJs.
1533 Remove the (incomplete) list of such codes from the codes field.
1534 (init_predicate_table): Use add_predicate_code. Add all
1535 RTX_CONST_OBJs if allows_const_p is true.
1536 * genrecog.c (process_define_predicate): Use add_predicate_code.
1538 2008-05-08 David Daney <ddaney@avtrex.com>
1539 Richard Sandiford <rsandifo@nildram.co.uk>
1541 * config/mips/mips.md (mips_expand_compare_and_swap_12): Handle
1542 special case of constant zero operands.
1543 * config/mips/mips.c (mips_expand_compare_and_swap_12): Zero extend
1544 old and new values. Special case constant zero values.
1545 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP): Skip 'sync' if compare
1547 (MIPS_COMPARE_AND_SWAP_12): Handle constant zero operands.
1548 (MIPS_COMPARE_AND_SWAP_12_0): New macro.
1550 2008-05-08 Paolo Bonzini <bonzini@gnu.org>
1553 * simplify-rtx.c (simplify_plus_minus): Create CONST of
1554 similar RTX_CONST_OBJ before CONST_INT.
1556 2008-05-08 Steve Ellcey <sje@cup.hp.com>
1558 * stmt.c (expand_stack_restore): Change sa mode if needed.
1560 2008-05-08 Richard Guenther <rguenther@suse.de>
1562 * config/i386/i386-protos.h (ix86_return_in_memory): Adjust
1563 return type to bool.
1564 (ix86_sol10_return_in_memory): Likewise.
1565 (ix86_i386elf_return_in_memory): Likewise.
1566 (ix86_i386interix_return_in_memory): Likewise.
1567 * config/i386/i386.c (ix86_return_in_memory): Likewise.
1568 (ix86_sol10_return_in_memory): Likewise.
1569 (ix86_i386elf_return_in_memory): Likewise.
1570 (ix86_i386interix_return_in_memory): Likewise.
1572 2008-05-08 Kai Tietz <kai.tietz@onevision.com>
1575 * calls.c (compute_argument_block_size ): Add ATTRIBUTE_UNUSED to
1577 (emit_library_call_value_1): Add ATTRIBUTE_UNUSED to variable fndecl.
1578 * target-def.h: Check that TARGET_RETURN_IN_MEMORY isn't
1581 2008-05-08 Richard Guenther <rguenther@suse.de>
1583 * tree-data-ref.c (dr_analyze_alias): Do not set DR_SUBVARS.
1584 * tree-data-ref.h (struct dr_alias): Remove subvars field.
1585 (DR_SUBVARS): Remove.
1586 * tree-dfa.c (dump_subvars_for): Remove.
1587 (debug_subvars_for): Likewise.
1588 (dump_variable): Do not dump subvars.
1589 (remove_referenced_var): Do not remove subvars.
1590 * tree-flow-inline.h (clear_call_clobbered): SFTs no longer exist.
1591 (lookup_subvars_for_var): Remove.
1592 (get_subvars_for_var): Likewise.
1593 (get_subvars_at): Likewise.
1594 (get_first_overlapping_subvar): Likewise.
1595 (overlap_subvar): Likewise.
1596 * tree-flow.h (subvar_t): Remove.
1597 (struct var_ann_d): Remove subvars field.
1598 * tree-ssa-alias.c (mark_aliases_call_clobbered): Remove queued
1599 argument. Remove special handling of SFTs.
1600 (compute_tag_properties): Likewise.
1601 (set_initial_properties): Likewise.
1602 (compute_call_clobbered): Likewise.
1603 (count_mem_refs): Likewise.
1604 (compute_memory_partitions): Likewise.
1605 (compute_flow_insensitive_aliasing): Likewise.
1606 (setup_pointers_and_addressables): Likewise.
1607 (new_type_alias): Likewise.
1608 (struct used_part): Remove.
1609 (used_portions): Likewise.
1610 (struct used_part_map): Likewise.
1611 (used_part_map_eq): Likewise.
1612 (used_part_map_hash): Likewise.
1613 (free_used_part_map): Likewise.
1614 (up_lookup): Likewise.
1615 (up_insert): Likewise.
1616 (get_or_create_used_part_for): Likewise.
1617 (create_sft): Likewise.
1618 (create_overlap_variables_for): Likewise.
1619 (find_used_portions): Likewise.
1620 (create_structure_vars): Likewise.
1621 * tree.def (STRUCT_FIELD_TAG): Remove.
1622 * tree.h (MTAG_P): Adjust.
1623 (struct tree_memory_tag): Remove base_for_components and
1624 unpartitionable flags.
1625 (struct tree_struct_field_tag): Remove.
1626 (SFT_PARENT_VAR): Likewise.
1627 (SFT_OFFSET): Likewise.
1628 (SFT_SIZE): Likewise.
1629 (SFT_NONADDRESSABLE_P): Likewise.
1630 (SFT_ALIAS_SET): Likewise.
1631 (SFT_UNPARTITIONABLE_P): Likewise.
1632 (SFT_BASE_FOR_COMPONENTS_P): Likewise.
1633 (union tree_node): Remove sft field.
1634 * alias.c (get_alias_set): Remove special handling of SFTs.
1635 * print-tree.c (print_node): Remove handling of SFTs.
1636 * tree-dump.c (dequeue_and_dump): Likewise.
1637 * tree-into-ssa.c (mark_sym_for_renaming): Likewise.
1638 * tree-nrv.c (dest_safe_for_nrv_p): Remove special handling of SFTs.
1639 * tree-predcom.c (set_alias_info): Do not set subvars.
1640 * tree-pretty-print.c (dump_generic_node): Do not handle SFTs.
1641 * tree-ssa-loop-ivopts.c (get_ref_tag): Likewise.
1642 * tree-ssa-operands.c (access_can_touch_variable): Likewise.
1643 (add_vars_for_offset): Remove.
1644 (add_virtual_operand): Remove special handling of SFTs.
1645 (add_call_clobber_ops): Likewise.
1646 (add_call_read_ops): Likewise.
1647 (get_asm_expr_operands): Likewise.
1648 (get_modify_stmt_operands): Likewise.
1649 (get_expr_operands): Likewise.
1650 (add_to_addressable_set): Likewise.
1651 * tree-ssa.c (verify_ssa_name): Do not handle SFTs.
1652 * tree-tailcall.c (suitable_for_tail_opt_p): Likewise.
1653 * tree-vect-transform.c (vect_create_data_ref_ptr): Do not set subvars.
1654 * tree.c (init_ttree): Remove STRUCT_FIELD_TAG initialization.
1655 (tree_code_size): Remove STRUCT_FIELD_TAG handling.
1656 (tree_node_structure): Likewise.
1657 * tree-ssa-structalias.c (set_uids_in_ptset): Remove special
1659 (find_what_p_points_to): Likewise.
1661 2008-05-08 Sa Liu <saliu@de.ibm.com>
1663 * config/spu/spu.md: Fixed subti3 pattern.
1665 2008-05-08 Richard Guenther <rguenther@suse.de>
1668 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Make
1669 sure to create a representative for trailing arrays for PTA.
1671 2008-05-08 Richard Guenther <rguenther@suse.de>
1674 * fold-const.c (operand_equal_p): Two objects which types
1675 differ in pointerness are not equal.
1677 2008-05-08 Kai Tietz <kai.tietz@onevision.com>
1679 * calls.c (compute_argument_block_size): Add argument tree fndecl.
1680 (OUTGOING_REG_PARM_STACK_SPACE): Add function type argument.
1681 (emit_library_call_value_1): Add new variable fndecl initialized by
1682 NULL_TREE. It should be the decl type of orgfun, but this information
1683 seems not to be available here, so it uses the default calling abi.
1684 * config/arm/arm.c (arm_return_in_memory): Add fntype argumen.
1685 * config/arm/arm.h (RETURN_IN_MEMORY): Replace RETURN_IN_MEMORY
1686 by TARGET_RETURN_IN_MEMORY.
1687 * config/i386/i386-interix.h: Likewise.
1688 * config/i386/i386.h: Likewise.
1689 * config/i386/i386elf.h: Likewise.
1690 * config/i386/ptx4-i.h: Likewise.
1691 * config/i386/sol2-10.h: Likewise.
1692 * config/i386/sysv4.h: Likewise.
1693 * config/i386/vx-common.h: Likewise.
1694 * config/cris/cris.h: Removed #if 0 clause.
1695 * config/arm/arm-protos.h (arm_return_in_memory): Add fntype argument.
1696 * config/i386/i386-protos.h (ix86_return_in_memory): Add fntype
1698 (ix86_sol10_return_in_memory): Likewise.
1699 (ix86_i386elf_return_in_memory): New.
1700 (ix86_i386interix_return_in_memory): New.
1701 * config/mt/mt-protos.h (mt_return_in_memory): New.
1702 * config/mt/mt.c: Likewise.
1703 * config/mt/mt.h (OUTGOING_REG_PARM_STACK_SPACE): Add FNTYPE argument.
1704 (RETURN_IN_MEMORY): Replace by TARGET_RETURN_IN_MEMORY.
1705 * config/bfin/bfin.h: Likewise.
1706 * config/bfin/bfin-protos.h (bfin_return_in_memory): Add fntype
1708 * config/bfin/bfin.c: Likewise.
1709 * config/pa/pa.h (OUTGOING_REG_PARM_STACK_SPACE): Add FNTYPE argument.
1710 * config/alpha/unicosmk.h: Likewise.
1711 * config/i386/cygming.h: Likewise.
1712 * config/iq2000/iq2000.h: Likewise.
1713 * config/mips/mips.h: Likewise.
1714 * config/mn10300/mn10300.h: Likewise.
1715 * config/rs6000/rs6000.h: Likewise.
1716 * config/score/score.h: Likewise.
1717 * config/spu/spu.h: Likewise.
1718 * config/v850/v850.h: Likewise.
1719 * defaults.h: Likewise.
1720 * doc/tm.texi (OUTGOING_REG_PARM_STACK_SPACE): Adjust documentation.
1721 * expr.c (emit_block_move): Adjust use of
1722 OUTGOING_REG_PARM_STACK_SPACE.
1723 * function.c (STACK_DYNAMIC_OFFSET): Adjust use of
1724 OUTGOING_REG_PARM_STACK_SPACE.
1725 * targhooks.c (default_return_in_memory): Remove RETURN_IN_MEMORY.
1727 2008-05-08 Jakub Jelinek <jakub@redhat.com>
1729 * tree-parloops.c (create_parallel_loop): Set OMP_RETURN_NOWAIT
1730 on OMP_RETURN for OMP_FOR.
1733 * dwarf2out.c (dw_expand_expr, common_check): Removed.
1734 (fortran_common): New function.
1735 (gen_variable_die): Call fortran_common instead of common_check,
1736 adjust for it returning tree instead of rtx. Formatting.
1738 2008-05-07 Kenneth Zadeck <zadeck@naturalbridge.com>
1742 * see.c (see_copy_insn): Copy new pure const attributes for new call.
1743 * c-decl.c (merge_decls): Ditto.
1744 * postreload.c (record_opr_changes): Change CONST_OR_PURE_CALL_P
1745 to RTL_CONST_OR_PURE_CALL_P.
1746 * tree.c (define_local_buitin): Rename DECL_IS_PURE to DECL_PURE_P.
1747 Initialized DECL_LOOPING_CONST_PURE.
1748 (process_call_operands): Set tree_side_effects properly.
1749 * tree.h (TREE_READONLY_DECL_P): Removed.
1750 (DECL_IS_PURE): Renamed to DECL_PURE_P.
1751 (DECL_LOOPING_OR_CONST_P): New macro.
1752 (struct tree_function_decl): Added looping_const_or_pure_p.
1754 (ECF_LOOPING_OR_CONST_P): New macro.
1755 * rtlanal.c (pure_const_p): Removed.
1756 * builtins.c (expand_builtin): Rename DECL_IS_PURE to DECL_PURE_P.
1757 * reorg.c (delete_prior_computation) Changed CONST_OR_PURE_CALL_P
1758 to RTL_CONST_CALL_P.
1759 * ipa-pure-const.c (pure_const_state_e): Added looping field.
1760 (check_decl, check_tree, check_call, scan_function): Initialize
1762 (analyze_function): Rename DECL_IS_PURE to DECL_PURE_P.
1763 (static_execute): Set looping true for recursive functions.
1764 Undo setting state to IPA_NEITHER for recursive functions.
1766 * ifcvt.c (noce_can_store_speculate_p): Changed
1767 CONST_OR_PURE_CALL_P and pure_call_p to RTL_CONST_CALL_P or
1768 RTL_CONST_OR_PURE_CALL_P.
1769 * dse.c (scan_insn): Ditto.
1770 * local-alloc.c (validate_equiv_mem, memref_used_between_p): Ditto.
1771 * gcse.c (oprs_not_seen_p) Changed CONST_OR_PURE_CALL_P to
1772 RTL_CONST_OR_PURE_CALL_P.
1773 (store_killed_in_insn): Changed CONST_OR_PURE_CALL_P and
1774 pure_call_p to RTL_CONST_CALL_P.
1775 * gimplify.c (gimplify_call_expr): Clear side effects for
1776 non-looping pure and constant calls.
1777 * calls.c (emit_call_1): Set rtl flags from ecf flags.
1778 (flags_from_decl_or_type): Set ecf flags from decl flags.
1779 (initialize_argument_information): Turn off
1780 ECF_LOOPING_CONST_OR_PURE when turning off ECF_CONST.
1781 Change const to pure if callee_copies is true rather than just
1783 (expand_call): Turn off ECF_LOOPING_PURE_CONST_CALL and remove old
1784 way of marking pure calls.
1785 (emit_library_call_value_1): Turn off ECF_LOOPING_PURE_CONST_CALL.
1786 Remove hack that was supposed to fix pr7335 and remove old
1787 way of marking pure calls.
1788 * emit-rtl.c (emit_copy_of_insn_after): Copy RTL_CONST_CALL_P,
1789 RTL_PURE_CALL_P, RTL_LOOPING_CONST_OR_PURE_CALL_P.
1790 * cselib.c (cselib_process_insn): Changed CONST_OR_PURE_CALL_P to
1791 RTL_CONST_OR_PURE_CALL_P.
1792 * tree-ssa-pre.c (can_value_number_call): Fixed spacing.
1793 * loop-invariant.c (find_exits, find_invariant_bb): Changed
1794 CONST_OR_PURE_CALL_P to RTL_CONST_OR_PURE_CALL_P.
1795 * sched-deps.c (schedule_analyze): Ditto.
1796 * rtl.h (struct rtx_def): Use call field, unchanging field, and
1797 return_val field of calls to represent pure and const function info.
1798 (CONST_OR_PURE_CALL_P): Deleted macro.
1799 (RTL_CONST_CALL_P, RTL_PURE_CALL_P,
1800 RTL_LOOPING_CONST_OR_PURE_CALL_P, RTL_CONST_OR_PURE_P): New macros.
1801 * tree-inline.c (copy_body_r): Changed TREE_READONLY_DECL_P to
1803 * tree-optimize.c (execute_fixup_cfg): Added test for
1804 ECF_LOOPING_CONST_OR_PURE.
1805 * c-common.c (handle_pure_attribute): Changed DECL_IS_PURE to
1807 * tree-cfg.c (update_call_expr_flags): Do not clear tree side
1808 effects for looping pure or const calls.
1809 (verify_gimple_expr): Added verification code.
1810 * config/alpha/alpha.c (alpha_legitimize_address,
1811 alpha_emit_xfloating_libcall): Changed CONST_OR_PURE_CALL_P to
1813 * config/s390/s390.c (s390_emit_tls_call_insn): Ditto.
1814 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Ditto.
1815 * config/mips/mips.c (mips_call_tls_get_addr): Ditto.
1816 * cfgrtl.c (need_fake_edge_p): Changed CONST_OR_PURE_CALL_P to
1817 RTL_CONST_OR_PURE_CALL_P.
1818 * dce.c (deletable_insn_p): Allow non looping, non sibling, pure
1819 and const calls to be deleted.
1821 2008-05-07 Uros Bizjak <ubizjak@gmail.com>
1824 * config/i386/mmx.md (mmx_subv2sf3): New expander.
1825 (*mmx_subv2sf3): Rename from mmx_subv2sf3 insn pattern.
1826 (*mmx_eqv2sf3): Rename from mmx_eqv2sf3 insn pattern.
1827 (mmx_eqv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
1828 to handle nonimmediate operands.
1829 (*mmx_paddwd): Rename from mmx_paddwd insn pattern.
1830 (mmx_paddwd): New expander. Use ix86_fixup_binary_operands_no_copy
1831 to handle nonimmediate operands.
1832 (*mmx_pmulhrwv4hi3): Rename from mmx_pmulhrwv4hi3 insn pattern.
1833 (mmx_pmulhrwv4hi3): New expander. Use
1834 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
1835 (*sse2_umulv1siv1di3): Rename from sse2_umulv1siv1di3 insn pattern.
1836 (sse2_umulv1siv1di3): New expander. Use
1837 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
1838 (*mmx_eq<mode>3): Rename from mmx_eq<mode>3 insn pattern.
1839 (mmx_eq<mode>3): New expander. Use
1840 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
1841 (*mmx_uavgv8qi3): Rename from mmx_uavgv8qi3 insn pattern.
1842 (mmx_uavgv8qi3): New expander. Use
1843 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
1844 (*mmx_uavgv4hi3): Rename from mmx_uavgv4hi3 insn pattern.
1845 (mmx_uavgv4hi3): New expander. Use
1846 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
1848 * config/i386/sse.md
1849 (sse_movhlps_exp): New expander. Use ix86_fixup_binary_operands
1850 to handle nonimmediate operands.
1851 (sse_movlhps_exp): New expander. Use ix86_fixup_binary_operands
1852 to handle nonimmediate operands.
1853 (sse_loadhps_exp): New expander. Use ix86_fixup_binary_operands
1854 to handle nonimmediate operands.
1855 (sse_loadlps_exp): New expander. Use ix86_fixup_binary_operands
1856 to handle nonimmediate operands.
1857 (sse2_unpckhpd_exp): New expander. Use
1858 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
1859 (sse2_unpcklpd_exp): New expander. Use
1860 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
1861 (sse_loadhpd_exp): New expander. Use ix86_fixup_binary_operands
1862 to handle nonimmediate operands.
1863 (sse_loadlpd): New expander. Use ix86_fixup_binary_operands
1864 to handle nonimmediate operands.
1865 (*sse2_<plusminus_insn><mode>3): Rename from
1866 sse2_<plusminus_insn><mode>3 insn pattern.
1867 (sse2_<plusminus_insn><mode>3): New expander. Use
1868 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
1869 (*sse2_umulv2siv2di3): Rename from sse2_umulv2siv2di3 insn pattern.
1870 (sse2_umulv2siv2di3): New expander. Use
1871 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
1872 (*sse4_1_mulv2siv2di3): Rename from sse4_1_mulv2siv2di3 insn pattern.
1873 (sse4_1_mulv2siv2di3): New expander. Use
1874 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
1875 (*sse2_pmaddwd): Rename from sse2_pmaddwd insn pattern.
1876 (sse2_pmaddwd): New expander. Use
1877 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
1878 (*sse2_eq<mode>3): Rename from sse2_eq<mode>3 insn pattern.
1879 (sse2_eq<mode>3): New expander. Use
1880 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
1881 (*sse4_1_eqv2di3): Rename from sse4_1_eqv2di3 insn pattern.
1882 (sse4_1_eqv2di3): New expander. Use
1883 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
1884 (*sse2_uavgv16qi3): Rename from sse2_uavgv16qi3 insn pattern.
1885 (sse2_uavgv16qi3): New expander. Use
1886 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
1887 (*sse2_uavgv16qi3): Rename from sse2_uavgv16qi3 insn pattern.
1888 (sse2_uavgv16qi3): New expander. Use
1889 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
1890 (*sse2_uavgv8hi3): Rename from sse2_uavgv8hi3 insn pattern.
1891 (sse2_uavgv8hi3): New expander. Use
1892 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
1893 (*ssse3_pmulhrswv8hi3): Rename from ssse3_pmulhrswv8hi3 insn pattern.
1894 (ssse3_pmulhrswv8hi3): New expander. Use
1895 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
1896 (*ssse3_pmulhrswv4hi3): Rename from ssse3_pmulhrswv4hi3 insn pattern.
1897 (ssse3_pmulhrswv4hi3): New expander. Use
1898 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
1900 (<sse>_vm<plusminus_insn><mode>3): Do not use ix86_binary_operator_ok.
1901 (<sse>_vmmul<mode>3): Ditto.
1902 (divv4sf3): Do not use ix86_fixup_binary_operands_no_copy.
1904 (ssse3_pmaddubsw128): Use register_operand for operand 1.
1905 (ssse3_pmaddubsw): Ditto.
1907 * config/i386/i386.c (struct_builtin_description)
1908 [IX86_BUILTIN_LOADHPS]: Use CODE_FOR_sse_loadhps_exp.
1909 [IX86_BUILTIN_STOREHPS]: Use CODE_FOR_sse_loadlps_exp.
1910 [IX86_BUILTIN_LOADHPD]: Use CODE_FOR_sse2_loadhpd_exp.
1911 [IX86_BUILTIN_LOADLPD]: Use CODE_FOR_sse2_loadlpd_exp.
1912 [IX86_BUILTIN_MOVHLPS]: Use CODE_FOR_sse_movhlps_exp.
1913 [IX86_BUILTIN_MOVLHPS]: Use CODE_FOR_sse_movlhps_exp.
1914 [IX86_BUILTIN_UNPCKHPD]: Use FOR_sse2_unpckhpd_exp.
1915 [IX86_BUILTIN_UNPCKLPD]: Use FOR_sse2_unpcklpd_exp.
1916 (ix86_fixup_binary_operands): Assert that src1
1917 and src2 must have the same mode when swapped.
1918 (ix86_expand_binop_builtin): Do not use ix86_fixup_binary_operands
1919 and ix86_binary_operator_ok. Do not force operands in registers
1922 2008-05-07 Jan Hubicka <jh@suse.cz>
1924 * cgraph.c (dump_cgraph_node): Update.
1925 * cgraph.h (cgraph_local_info): Break out inline summary.
1926 * cgraphunit.c (cgraph_process_new_functions): Use inliner analysis
1928 * ipa-inline (inline_summary): New accestor function.
1929 (cgraph_clone_inlined_nodes, cgraph_check_inline_limits,
1930 cgraph_decide_inlining, compute_inline_parameters): Update.
1931 * ipa.c (cgraph_remove_unreachable_nodes): Remove statistics.
1933 2008-05-07 Maxim Kuvyrkov <maxim@codesourcery.com>
1935 Cleanup ColdFire scheduling support and add V4 pipeline model.
1937 * config/m68k/m68k.md (UNSPEC_TIE): New constant.
1938 (define_attr cpu): Add cfv4 value.
1939 (define_attr type, define_attr type1): Merge into a single 'type'
1940 attribute. Update all uses.
1941 (define_attr opx_type, define_attr opy_type, define_attr opx_access):
1942 Rearrange and update. Rename value 'reg' to 'Rn', add value 'FPn'.
1944 (define_attr opx_mem, define_attr opy_mem): Remove.
1945 (define_attr op_mem): Clean up, update comment.
1946 (define_attr size): Use specific values instead of general int.
1947 (define_attr guess, define_attr split): Remove. Update all uses.
1948 (movdf_internal, tstsi_internal, tsthi_internal, tstqi_internal,
1949 tst<mode>_68881, pushexthisi_const, movsi_const0_68000_10,
1950 movsi_const0_68040_60, movsi_const0, movsi_cf, movstrictqi_cf,
1951 zero_extendhisi2_cf, zero_extendqisi2_cfv4, cfv4_extendhisi2,
1952 68k_extendhisi2, extendqihi2, cfv4_extendqisi2, 68k_extendqisi2,
1953 floatsi<mode>2_68881, ftrunc<mode>2_68881, ftrunc<mode>2_cf,
1954 fix<mode>qi2_68881, fix<mode>hi2_68881, fix<mode>si2_68881,
1955 adddi_dishl32, addsi3_5200, add<mode>3_floatsi_68881,
1956 add<mode>3_floathi_68881, add<mode>3_floatqi_68881,
1957 add<mode>3_68881, add<mode>3_cf, subdi_dishl32, subsi3,
1958 sub<mode>3_floatsi_68881, sub<mode>3_floathi_68881,
1959 sub<mode>3_floatqi_68881, sub<mode>3_68881, sub<mode>3_cf,
1960 mulhi3, mulhisi3, mulhisisi3_s, mulsi3_68020, mulsi3_cf,
1961 umulhisi3, mulhisisi3_z, mul<mode>3_floatsi_68881,
1962 mul<mode>3_floathi_68881, mul<mode>3_floatqi_68881, fmul<mode>3_cf,
1963 div<mode>3_cf, sqrt<mode>2_cf, abs<mode>2_cf, clzsi2,
1964 one_cmplsi2_5200, subreghi1ashrdi_const32, ashrsi3, lshrsi3,
1965 bsetmemqi, bsetmemqi_ext, bclrmemqi, bclrmemqi_ext,
1966 beq, bne, bgt, blt, bordered, bunordered, buneq, bunge, bungt, bunle,
1967 bunlt, bltgt, tablejump_internal, call, non_symbolic_call_value,
1968 symbolic_call_value_jsr, symbolic_call_value_bsr, link):
1969 Update or set attributes.
1970 (stack_tie): New fake instruction.
1972 * config/m68k/m68k.h (TUNE_CFV4): New macro.
1973 (m68k_sched_attr_size): Update declaration.
1974 (m68k_sched_attr_type2): Remove.
1975 (m68k_sched_address_bypass_p, m68k_sched_indexed_address_bypass_p):
1976 Declare new bypass predicates.
1978 * config/m68k/m68k.c (m68k_sched_issue_rate,
1979 m68k_sched_first_cycle_multipass_dfa_lookahead): Declare hook
1981 (TARGET_SCHED_ISSUE_RATE,
1982 TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD): Override hooks.
1983 (override_options): Handle scheduling for ColdFire V4 core.
1984 (m68k_expand_prologue): Emit stack_tie.
1985 (enum attr_op_type): Split value 'OP_TYPE_REG' to 'OP_TYPE_RN' and
1986 'OP_TYPE_FPN'. Update all uses.
1987 (sched_guess_p): Remove.
1988 (sched_address_type): Handle symbolic addresses.
1989 (sched_get_operand): New static function.
1990 (sched_operand_type): Merge into sched_attr_op_type.
1991 (sched_attr_op_type): Handle FP registers, handle quick constants,
1993 (m68k_sched_attr_opx_type, m68k_sched_attr_opy_type): Update.
1994 (m68k_sched_attr_size): Update. Move logic to ...
1995 (sched_get_attr_size_int): New static function.
1996 (sched_get_opxy_mem_type): New static function.
1997 (m68k_sched_attr_op_mem): Update.
1998 (m68k_sched_attr_type2): Remove.
1999 (sched_cfv4_bypass_data): New static variable.
2000 (m68k_sched_adjust_cost): Handle ColdFire V4 bypass.
2001 (m68k_sched_issue_rate): Implement scheduler hook.
2002 (struct _sched_ib: enabled_p): New field.
2003 (m68k_sched_variable_issue): Update. Handle V4.
2004 (SCHED_DUMP_TODO, SCHED_DUMP_DONE, SCHED_DUMP_NOTHING,
2005 sched_dump_class_func_t, sched_dump_split_class,
2006 sched_dump_dfa_guess_unit_code, sched_dump_dfa_state,
2007 sched_dump_dfa_class, m68k_sched_dump): Remove.
2008 (m68k_sched_first_cycle_multipass_dfa_lookahead): Implement scheduler
2010 (m68k_sched_init_global): Remove statisctics dumping, introduce
2011 sanity check that all instructions have pipeline reservations. Handle
2013 (m68k_sched_dfa_pre_advance_cycle, m68k_sched_dfa_post_advance_cycle):
2014 Handle ColdFire V4 core.
2015 (sched_mem_operand_p, sched_get_reg_operand, sched_get_mem_operand):
2016 New static functions.
2017 (m68k_sched_address_bypass_p): New bypass predicate.
2018 (sched_get_indexed_address_scale): New static function.
2019 (m68k_sched_indexed_address_bypass_p): New bypass predicate.
2021 * cf.md: Update comments.
2022 (define_attr type2): Remove. Use 'type' attribute instead.
2024 (cf_ib): Rename to cfv123_ib. Update all uses.
2025 (cf_oep): Rename to cfv123_oep. Update all uses.
2026 (cf_chr): Rename to cfv123_chr. Update all uses.
2027 (cf_mem): Rename to cfv123_mem. Update all uses.
2028 (cf_mac): Move to more appropriate place.
2029 (cfv123_guess): New automaton and cpu_unit.
2030 (cfv123_*, cfv12_*, cfv1_*, cfv2_*, cfv3_*): Use type attribute.
2031 Update uses of 'size' attribute. Handle before reload scheduling.
2032 (cfv123_guess): New dummy reservation for unhandled instructions.
2033 (cfv4_*): Pipeline description of ColdFire V4 core.
2034 (ignore): New reservation to handle 'ignore' type.
2036 2008-05-07 Ian Lance Taylor <iant@google.com>
2039 * gimplify.c (find_single_pointer_decl_1): Don't look through
2041 (find_single_pointer_decl): Adjust comments.
2043 2008-05-07 Jakub Jelinek <jakub@redhat.com>
2046 * fold-const.c (fold_binary): Use STRIP_SIGN_NOPS instead of
2047 STRIP_NOPS on arguments even for MIN_EXPR and MAX_EXPR.
2050 * omp-low.c (expand_omp_atomic_pipeline): Load value using the
2051 integral type rather than floating point, then VIEW_CONVERT_EXPR
2052 to the floating point type.
2054 2008-05-07 Uros Bizjak <ubizjak@gmail.com>
2056 * config/i386/i386.c (ix86_expand_copysign): Force non-zero constant
2057 TFmode op0 to register.
2059 2008-05-07 Alan Modra <amodra@bigpond.net.au>
2061 * c-decl.c (grokdeclarator): Comment typo.
2063 2008-05-06 Aldy Hernandez <aldyh@redhat.com>
2065 * tree-flow.h: Remove prototype for computed_goto_p.
2066 * tree-cfg.c (computed_goto_p): Make static.
2068 2008-05-06 H.J. Lu <hongjiu.lu@intel.com>
2071 * config/i386/i386.c (contains_128bit_aligned_vector_p): Renamed to ...
2072 (contains_aligned_value_p): This. Handle _Decimal128.
2073 (ix86_function_arg_boundary): Only align _Decimal128 to its
2074 natural boundary and handle it properly.
2076 2008-05-06 Martin Jambor <mjambor@suse.cz>
2078 * ipa-cp.c (ipcp_method_orig_node): Renamed to ipcp_get_orig_node.
2079 (ipcp_method_is_cloned): Renamed to ipcp_node_is_clone
2080 (ipcp_method_set_orig_node): Removed.
2081 (ipcp_cval_get_cvalue_type): Removed.
2082 (ipcp_method_get_scale): Renamed to ipcp_get_node_scale.
2083 (ipcp_method_set_scale): Renamed to ipcp_set_node_scale.
2084 (ipcp_cval_set_cvalue_type): Removed.
2085 (ipcp_cval_get_cvalue): Removed.
2086 (ipcp_cval_set_cvalue): Removed.
2087 (ipcp_type_is_const): Renamed to ipcp_lat_is_const.
2088 (ipcp_cval_equal_cvalues): Renamed to ipcp_lats_are_equal
2089 (ipcp_lats_are_equal): Changed parameters to two ipcp_lattice's
2090 (ipcp_cval_meet): Renamed to ipa_lattice_meet
2091 (ipcp_cval_changed): Changed to use ipcp_lat_is_const
2092 (ipcp_method_cval): Renamed to ipcp_get_ith_lattice
2093 (ipcp_get_ith_lattice): Changed parameters.
2094 (ipcp_cval_compute): Renamed to ipcp_lattice_from_jfunc
2095 (ipcp_lattice_from_jfunc): Changed parameters.
2096 (ipcp_redirect): Local lattice pointer instead of lattice type variable.
2097 (ipcp_method_cval_print): Added temporary variable info.
2098 (ipcp_redirect): Removed already unused local variable caller.
2099 (ipcp_redirect): New temporary variable orig_callee_info
2100 (ipcp_redirect): Removed newly unused local variable callee.
2101 (ipcp_redirect): Removed (a bit confusing) local variable type.
2102 (ipcp_insert_stage): Added local variable info.
2103 (ipcp_cval_changed): Renamed to ipcp_lattice_changed, parameters
2105 (ipcp_formal_create): Removed.
2106 (ipcp_method_cval_set): Removed.
2107 (ipcp_propagate_stage): Renamed lattice variables.
2108 (ipcp_method_cval_set_cvalue_type): Removed.
2109 (ipcp_method_cval_print): Renamed to ipcp_print_all_lattices
2110 (ipcp_print_all_lattices): Changed printed strings to refer to
2111 lattices rather than cvals.
2112 (ipcp_method_cval_init): Renamed to ipcp_initialize_node_lattices
2113 (ipcp_propagate_const): Changed formal parameters.
2114 (build_const_val): Changed formal parameters.
2115 (ipcp_insert_stage): Removed useless variable cvalue
2116 (build_const_val): Changed formal parameters.
2117 (ipcp_method_compute_scale): Renamed to ipcp_compute_node_scale
2118 (ipcp_after_propagate): Renamed to ipcp_change_tops_to_bottom
2119 (ipcp_callsite_param_print): Renamed to ipcp_print_all_jump_functions
2120 (ipcp_profile_mt_count_print): Renamed to ipcp_print_func_profile_counts
2121 (ipcp_print_func_profile_counts): Changed string from "method" to
2123 (ipcp_profile_cs_count_print): Renamed to ipcp_print_call_profile_counts
2124 (ipcp_profile_edge_print): Renamed to ipcp_print_edge_profiles
2125 (ipcp_profile_bb_print): Renamed to ipcp_print_bb_profiles
2126 (ipcp_structures_print): Renamed to ipcp_print_all_structures
2127 (ipcp_profile_print): Renamed to ipcp_print_profile_data
2128 (ipcp_lat_is_const): Changed parameters and made inline.
2129 (ipcp_replace_map_create): Renamed to ipcp_create_replace_map
2130 (ipcp_redirect): Renamed to ipcp_need_redirect_p
2131 (ipcp_need_redirect_p): Calls ipcp_lat_is_const instead of using
2132 the predicate condition directly
2133 (ipcp_propagate_stage): Added local variable args. Removed local
2134 variable callee. (Both are mere code simplifications.)
2135 (ipcp_method_dont_insert_const): Renamed to
2136 ipcp_node_not_modifiable_p.
2137 (ipcp_node_not_modifiable_p): Made inline.
2138 (ipcp_cloned_create): Renamed to ipcp_init_cloned_node
2139 (ipcp_propagate_const): Renamed to ipcp_propagate_one_const
2140 (ipcp_print_all_lattices): Removed variable cvalue
2141 (ipcp_method_scale_print): Renamed to ipcp_function_scale_print
2144 2008-05-06 Olivier Hainque <hainque@adacore.com>
2146 * tree-sra.c (try_instantiate_multiple_fields): Early return
2147 if field has POINTER_TYPE.
2149 2008-05-06 Kai Tietz <kai.tietz@onevision.com>
2151 * config/i386/i386.c (output_set_got): Fix for x86_64 output_emit_asm
2152 by using 'q' specifier for instruction.
2153 (ix86_file_end): Replaced case TARGET_64BIT_MS_ABI by TARGET_64BIT.
2155 2008-05-06 Anatoly Sokolov <aesok@post.ru>
2157 * config/avr/avr.md (*sbrx_branch, *sbix_branch, *sbix_branch_tmp):
2158 Change mode of zero_extract from QImode to HImode.
2159 (sign bit tests peepholes): (Ditto.).
2161 2008-05-06 Uros Bizjak <ubizjak@gmail.com>
2163 * config/i386/mmx.md: Remove double backslashes from asm templates.
2164 (*mmx_addv2sf3): Rename from mmx_addv2sf3 insn pattern.
2165 (mmx_addv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
2166 to handle nonimmediate operands.
2167 (*mmx_mulv2sf3): Rename from mmx_mulv2sf3 insn pattern.
2168 (mmx_mulv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
2169 to handle nonimmediate operands.
2170 (*mmx_<code>v2sf3_finite): New insn pattern.
2171 (*mmx_<code>v2sf3): Rename from mmx_<code>v2sf3 insn pattern.
2172 (mmx_<code>v2sf3): New expander. Use
2173 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
2174 (mmx_<plusminus_insn><mode>3): New expander. Use
2175 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
2176 (*mmx_<plusminus_insn><mode>3): New insn pattern.
2177 (mmx_add<mode>3): Removed.
2178 (mmx_ssadd<mode>3): Ditto.
2179 (mmx_usadd<mode>3): Ditto.
2180 (mmx_sub<mode>3): Ditto.
2181 (mmx_sssub<mode>3): Ditto.
2182 (mmx_ussub<mode>3): Ditto.
2183 (*mmx_mulv4hi3): Rename from mmx_mulv4hi3 insn pattern.
2184 (mmx_mulv4hi3): New expander. Use ix86_fixup_binary_operands_no_copy
2185 to handle nonimmediate operands.
2186 (*mmx_smulv4hi3_highpart): Rename from mmx_smulv4hi3_highpart
2188 (mmx_smulv4hi3_highpart): New expander. Use
2189 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
2190 (*mmx_umulv4hi3_highpart): Rename from mmx_umulv4hi3_highpart
2192 (mmx_umulv4hi3_highpart): New expander. Use
2193 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
2194 (*mmx_<code>v4hi3): Rename from mmx_<code>v4hi3 insn pattern.
2195 (mmx_<code>v4hi3): New expander. Use
2196 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
2197 (*mmx_<code>v8qi3): Rename from mmx_<code>v8qi3 insn pattern.
2198 (mmx_<code>v8qi3): New expander. Use
2199 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
2200 (*mmx_<code><mode>3): Rename from mmx_<code><mode>3 insn pattern.
2201 (mmx_<code><mode>3): New expander. Use
2202 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
2204 2008-05-05 Jan Hubicka <jh@suse.cz>
2206 PR tree-optimization/36118
2207 * passes.c (pass_init_dump_file): Fix dump header.
2209 2008-05-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
2212 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Don't create
2213 VCE for function decls.
2215 2008-05-05 H.J. Lu <hongjiu.lu@intel.com>
2217 * config/i386/sse.md (sse2_<plusminus_insn><mode>3): Fix a typo.
2219 2008-05-05 H.J. Lu <hongjiu.lu@intel.com>
2221 * config/i386/i386.md (sat_plusminus): New.
2222 (plusminus_insn): Likewise.
2223 (plusminus_mnemonic): Likewise.
2225 (comm): Add ss_plus, us_plus, ss_minus and us_minus.
2226 (*<addsub><mode>3_cc_overflow): Renamed to ...
2227 (*<plusminus_insn><mode>3_cc_overflow): This.
2228 (*<addsub>si3_zext_cc_overflow): Renamed to ...
2229 (*<plusminus_insn>si3_zext_cc_overflow): This.
2231 * config/i386/sse.md (<addsub><mode>3): Renamed to ...
2232 (<plusminus_insn><mode>3): This.
2233 (*<addsub><mode>3): Renamed to ...
2234 (*<plusminus_insn><mode>3): This.
2235 (<sse>_vm<addsub><mode>3): Renamed to ...
2236 (<sse>_vm<plusminus_insn><mode>3): This.
2237 (sse3_h<addsub>v4sf3): Renamed to ...
2238 (sse3_h<plusminus_insn>v4sf3): This.
2239 (sse3_h<addsub>v2df3): Renamed to ...
2240 (sse3_h<plusminus_insn>v2df3): This.
2241 (<plusminus_insn><mode>3): New.
2242 (*<plusminus_insn><mode>3): Likewise.
2243 (sse2_<plusminus_insn><mode>3): Likewise.
2244 (add<mode>): Removed.
2245 (*add<mode>3): Likewise.
2246 (sse2_ssadd<mode>3): Likewise.
2247 (sse2_usadd<mode>3): Likewise.
2248 (sub<mode>3): Likewise.
2249 (*sub<mode>3): Likewise.
2250 (sse2_sssub<mode>3): Likewise.
2251 (sse2_ussub<mode>3): Likewise.
2253 2008-05-05 Benjamin Kosnik <bkoz@redhat.com>
2255 * gthr-single.h: Add in required interface elements as per gthr.h.
2256 Add stub types for __gthread_key_t, __gthread_once_t. Add defines
2257 for __GTHREAD_ONCE_INIT, __GTHREAD_RECURSIVE_MUTEX_INIT.
2258 Generalize UNUSED macro.
2259 (__gthread_once): Add.
2260 (__gthread_key_create): Add.
2261 (__gthread_key_delete): Add.
2262 (__gthread_getspecific): Add.
2263 (__gthread_setspecific): Add.
2265 2008-05-05 Andrew Pinski <Andrew.Pinski@playstation.sony.com>
2267 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): If we have
2268 the same size types for the indirect reference on the rhs, then
2271 2008-05-05 Uros Bizjak <ubizjak@gmail.com>
2273 * config/i386/i386.md
2274 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit): Use only
2275 one insn template instead of template series.
2276 (*xordi_1_rex64): Ditto.
2277 (*xordi_2_rex64): Ditto.
2279 2008-05-05 Ira Rosen <irar@il.ibm.com>
2281 PR tree-optimization/36119
2282 * tree-vect-transform.c (vectorizable_assignment): Set NCOPIES to 1
2285 2008-06-04 Jan Hubicka <jh@suse.cz>
2287 tree-optimization/36100
2288 * tree-pass.h (pass_O0_always_inline): Declare.
2289 * ipa-inline.c (inline_transform): Remove dead code.
2290 (cgraph_gate_O0_always_inline, cgraph_O0_always_inline,
2291 pass_O0_always_inline): New.
2292 * passes.c (init_optimization_passes): Add pass_O0_always_inline.
2294 2008-05-04 Kai Tietz <kai.tietz@onevision.com>
2296 * config/i386/i386.c (x86_output_mi_thunk): Use movq alternative
2297 mnemonic in this_param move for TARGET_64BIT.
2299 2008-05-04 Uros Bizjak <ubizjak@gmail.com>
2301 * config/i386/i386.md (*strmovsi_1): Simplify asm alternatives.
2302 (*strmovsi_rex_1): Ditto.
2303 (*strsetsi_1): Ditto.
2304 (*strsetsi_rex_1): Ditto.
2306 (add<mode>cc): Macroize expander from addqicc, addhicc, addsicc and
2307 adddicc expanders using SWI mode iterator.
2309 2008-05-04 H.J. Lu <hongjiu.lu@intel.com>
2312 * config/i386/i386.c (ix86_expand_special_args_builtin): Remove three
2315 2008-05-04 David S. Miller <davem@davemloft.net>
2317 * config.gcc (sparc*-*-*): Always set need_64bit_hwint to yes.
2318 (sparc*-*-linux*): Use linux.h in tm_file.
2319 (sparc-*-linux*): If 'enabled_targets' is 'all', build a bi-arch
2320 compiler defaulting to 32-bit.
2321 (sparc*-*-*): Remove explicit target settings of need_64bit_hwint,
2323 * config/sparc/linux.h: Remove definitions now obtained
2324 properly from linux.h
2325 * config/sparc/linux64.h: Likewise.
2326 (ASM_CPU_DEFAULT_SPEC): Change this to ASM_CPU64_DEFAULT_SPEC, we
2327 don't want this setting for 32-bit builds in a biarch compiler.
2328 * doc/install.texi: Add sparc-linux to list of targets
2329 supporting --enable-targets=all.
2331 2008-05-03 Andrew Pinski <pinskia@gmail.com>
2333 * Makefile.in (tree-ssa-phiprop.o): Fix dependencies.
2335 2008-05-03 H.J. Lu <hongjiu.lu@intel.com>
2337 * config/i386/i386.c (ix86_builtin_type): Move V4SI_FTYPE_V4SF
2338 after V4SI_FTYPE_V8HI.
2339 (ix86_init_mmx_sse_builtins): Move case V4HI_FTYPE_V4HI after
2340 case V4SI_FTYPE_V2DF.
2342 2008-05-03 Kenneth Zadeck <zadeck@naturalbridge.com>
2344 * doc/invoke.texi (max-flow-memory-locations): Removed.
2345 * params.def (PARAM_MAX_FLOW_MEMORY_LOCATIONS): Removed.
2347 2008-05-03 Richard Guenther <rguenther@suse.de>
2350 * opts.c (set_Wstrict_aliasing): Handle the turn-off case.
2352 2008-05-02 David S. Miller <davem@davemloft.net>
2354 * config.gcc (need_64bit_hwint): Document libcpp dependency.
2356 2008-05-02 Simon Baldwin <simonb@google.com>
2359 * c-common.h (warn_array_subscript_range): Removed.
2360 * c-common.c (warn_array_subscript_range): Ditto.
2361 * tree-vrp.c (check_array_ref): Revert to ignoring arrays with size 2.
2362 * c-typeck.c (build_array_ref): Remove warn_array_subscript_range.
2364 2008-05-02 H.J. Lu <hongjiu.lu@intel.com>
2366 * config/i386/i386.c (ix86_special_builtin_type): New.
2367 (bdesc_special_args): Likewise.
2368 (ix86_expand_special_args_builtin): Likewise.
2369 (ix86_init_mmx_sse_builtins): Updated.
2370 (ix86_expand_builtin): Updated.
2371 (ix86_expand_store_builtin): Removed.
2372 (ix86_expand_unop_builtin): Likewise.
2374 * config/i386/mm3dnow.h (__v2sf): Moved to ...
2375 * config/i386/mmintrin.h (__v2sf): Here.
2377 * config/i386/xmmintrin.h (_mm_loadh_pi): Replace __v2si with
2379 (_mm_loadl_pi): Likewise.
2380 (_mm_storeh_pi): Replace __v2si with __v2sf.
2381 (_mm_storel_pi): Likewise.
2383 * doc/extend.texi: Correct __builtin_ia32_loadhps,
2384 __builtin_ia32_loadlps, __builtin_ia32_storehps,
2385 __builtin_ia32_storelps, __builtin_ia32_loadhpd and
2386 __builtin_ia32_loadlpd.
2388 2008-05-02 H.J. Lu <hongjiu.lu@intel.com>
2390 * config/i386/i386.c (ix86_builtin_type): Add FLOAT_FTYPE_FLOAT,
2391 V4SF_FTYPE_V4SF_VEC_MERGE and V2DF_FTYPE_V2DF_VEC_MERGE.
2392 (bdesc_args): Updated. Add scalar SSE builtins with vec_merge.
2393 (ix86_init_mmx_sse_builtins): Updated.
2394 (ix86_expand_args_builtin): Likewise.
2395 (ix86_expand_builtin): Likewise.
2396 (ix86_expand_unop1_builtin): Renamed to ...
2397 (ix86_expand_unop_vec_merge_builtin): This.
2399 2008-05-01 Jan Hubicka <jh@suse.cz>
2402 * ipa-inline.c (inline_generate_summary): Make static.
2403 (inline_transform): Do not call inlining at -O0; make static.
2404 * passes.c (execute_todo): Add sanity check.
2405 (execute_one_ipa_transform_pass): Execute proper flags.
2407 2008-05-01 Eric Botcazou <ebotcazou@adacore.com>
2409 * tree.h (TYPE_NONALIASED_COMPONENT): Expand comment.
2410 (DECL_NONADDRESSABLE_P): Likewise.
2411 * alias.c (record_component_aliases): Fix comment.
2413 2008-05-01 Simon Baldwin <simonb@google.com>
2415 * c-common.h (warn_array_subscript_range): New function.
2416 * c-common.c (warn_array_subscript_range): Ditto.
2417 * tree-vrp.c (check_array_ref): Corrected code to agree with
2418 comment, ignoring only arrays of size 0 or size 1.
2419 * c-typeck.c (build_array_ref): Call warn_array_subscript_range.
2421 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
2423 * config/i386/i386.c (ix86_builtin_type): Replace
2424 DI_FTYPE_DI_DI_INT with V1DI2DI_FTYPE_V1DI_V1DI_INT.
2425 (bdesc_args): Updated.
2426 (ix86_init_mmx_sse_builtins): Likewise.
2427 (ix86_expand_args_builtin): Likewise.
2429 * config/i386/tmmintrin.h (_mm_alignr_pi8): Replace long long
2432 * doc/extend.texi: Correct __builtin_ia32_palignr.
2434 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
2437 * config/i386/i386.c (bdesc_crc32): Removed.
2438 (ix86_expand_crc32): Likewise.
2439 (ix86_builtin_type): Replace V2DI2TI_FTYPE_V2DI2TI_INT with
2440 V2DI2TI_FTYPE_V2DI_INT, V2DI2TI_FTYPE_V2DI2TI_V2DI2TI_INT with
2441 V2DI2TI_FTYPE_V2DI_V2DI_INT. Add UINT64_FTYPE_UINT64_UINT64,
2442 UINT_FTYPE_UINT_UINT, UINT_FTYPE_UINT_USHORT and
2443 UINT_FTYPE_UINT_UCHAR.
2444 (bdesc_args): Updated. Add crc32 builtins.
2445 (ix86_init_mmx_sse_builtins): Updated.
2446 (ix86_expand_args_builtin): Updated to support subreg.
2448 * doc/extend.texi: Correct __builtin_ia32_crc32di.
2450 2008-05-01 Jan Hubicka <jh@suse.cz>
2452 * tree-pass.h (opt_pass): Add IPA_PASS.
2453 (varpool_node, cgraph_node): Forward declare.
2454 (ipa_opt_pass): Define.
2455 (pass_ipa_inline): Turn into ipa_opt_pass.
2456 (pass_apply_inline): Remove.
2457 * ipa-inline.c (pass_ipa_inline): Turn into ipa_opt_pass.
2458 (apply_inline): Turn into ....
2459 (inline_transform): ... this one.
2460 (inline_generate_summary): New function.
2461 (pass_apply_inline): Remove.
2462 * function.h (ipa_opt_pass): Forward declare structure; typedef;
2464 (struct function): Add ipa_transforms_to_apply.
2465 * passes.c (register_one_dump_file): Work on IPA_PASS.
2466 (init_optimization_passes): Remove pass_inline_parameters and
2468 (pass_init_dump_file, pass_fini_dump_file): Break out from ....
2469 (execute_one_pass) ... here; apply transforms when possible.
2470 (add_ipa_transform_pass, execute_ipa_summary_asses,
2471 execute_one_ipa_transform_pass): New.
2472 (execute_ipa_pass_list): Update for IPA_PASS type.
2474 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
2476 * config/i386/i386.c (ix86_builtin_type): Add
2477 V2DI_FTYPE_V2DI_V16QI, V2DI_FTYPE_V2DI_UINT_UINT and
2478 V2DI_FTYPE_V2DI_V2DI_UINT_UINT.
2479 (bdesc_args): Add SSE4a builtins.
2480 (ix86_init_mmx_sse_builtins): Updated.
2481 (ix86_expand_args_builtin): Likewise.
2482 (ix86_expand_builtin): Likewise.
2484 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
2486 * config/i386/i386.c (ix86_builtin_type): Add
2487 V8HI_FTYPE_V8HI_V8HI_COUNT, V8HI_FTYPE_V8HI_SI_COUNT,
2488 V4SI_FTYPE_V4SI_V4SI_COUNT, V4SI_FTYPE_V4SI_SI_COUNT,
2489 V4HI_FTYPE_V4HI_V4HI_COUNT, V4HI_FTYPE_V4HI_SI_COUNT,
2490 V2DI_FTYPE_V2DI_V2DI_COUNT, V2DI_FTYPE_V2DI_SI_COUNT,
2491 V2SI_FTYPE_V2SI_V2SI_COUNT, V2SI_FTYPE_V2SI_SI_COUNT,
2492 V1DI_FTYPE_V1DI_V1DI_COUNT, V1DI_FTYPE_V1DI_SI_COUNT,
2493 V8HI_FTYPE_V8HI_INT, V4SI_FTYPE_V4SI_INT, V4HI_FTYPE_V4HI_INT,
2494 V2DI2TI_FTYPE_V2DI2TI_INT, V2DI2TI_FTYPE_V2DI2TI_V2DI2TI_INT
2495 and DI_FTYPE_DI_DI_INT.
2496 (bdesc_args): Add MMX/SSE shift, shuffle and palignr builtins.
2497 (ix86_init_mmx_sse_builtins): Updated.
2498 (ix86_expand_args_builtin): Likewise.
2499 (ix86_expand_builtin): Likewise.
2500 (ix86_expand_binop_imm_builtin): Removed.
2502 * doc/extend.texi: Correct __builtin_ia32_palignr128.
2504 2008-04-30 Richard Guenther <rguenther@suse.de>
2506 PR tree-optimization/32921
2507 * tree-ssa-loop-im.c (mem_refs_may_alias_p): Disambiguate with TBAA.
2509 2008-04-30 Richard Sandiford <rsandifo@nildram.co.uk>
2511 * config/arm/arm.c (arm_unwind_emit): Use
2512 crtl->all_throwers_are_sibcalls instead of
2513 cfun->all_throwers_are_sibcalls.
2514 (arm_output_fn_unwind): Likewise.
2515 * config/frv/frv.c (frv_stack_info): Use crtl->uses_pic_offset_table
2516 instead of cfun->uses_pic_offset_table.
2517 (frv_expand_prologue): Likewise.
2518 (frv_frame_pointer_required): Likewise.
2519 (frv_expand_fdpic_call): Likewise.
2520 (frv_emit_movsi): Likewise.
2521 * config/iq2000/iq2000.c (iq2000_expand_prologue): Use
2522 cfun->returns_pcc_struct instead of
2523 current_function_returns_pcc_struct.
2524 * config/m32c/m32c.c (need_to_save): Use crtl->calls_eh_return
2525 instead of cfun->calls_eh_return.
2526 (m32c_pushm_popm): Likewise.
2527 * config/xtensa/xtensa.h (cfun->calls_alloca): Remove bogus
2528 "extern" declaration.
2530 2008-04-30 Richard Guenther <rguenther@suse.de>
2532 PR tree-optimization/21636
2533 * tree-ssa-ccp.c (ccp_fold): Handle &p->x with p being a
2535 (evaluate_stmt): Print the likely value.
2536 (ccp_visit_stmt): Avoid excessive vertical spacing.
2538 2008-04-30 Rafael Espindola <espindola@google.com>
2540 * builtins.c (fold_call_expr): Return realret.
2541 * tree-ssa-threadedge.c
2542 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
2543 __builtin_object_size.
2545 2008-04-30 Seongbae Park <seongbae.park@gmail.com>
2547 * gcc.c (wrapper_string): New variable.
2548 (insert_wrapper): New function.
2549 (execute): New option -wrapper.
2550 * doc/invoke.texi (Overall Options): New driver option -wrapper.
2552 2008-04-30 Nathan Froyd <froydnj@codesourcery.com>
2554 * config/rs6000/crtresgpr.asm, config/rs6000/crtresxgpr.asm,
2555 config/rs6000/crtsavgpr.asm, config/rs6000/crtresfpr.asm,
2556 config/rs6000/crtresxfpr.asm, config/rs6000/crtsavfpr.asm: Break out
2558 * config/rs6000/crtsavres.asm: ...here. Remove unneeded file.
2559 * config/rs6000/e500crtres32gpr.asm, config/rs6000/e500crtres64gpr.asm,
2560 config/rs6000/e500crtres64gprctr.asm,
2561 config/rs6000/e500crtrest32gpr.asm, config/rs6000/e500crtrest64gpr.asm,
2562 config/rs6000/e500crtresx32gpr.asm, config/rs6000/e500crtresx64gpr.asm,
2563 config/rs6000/e500crtsav32gpr.asm, config/rs6000/e500crtsav64gpr.asm,
2564 config/rs6000/e500crtsav64gprctr.asm,
2565 config/rs6000/e500crtsavg32gpr.asm, config/rs6000/e500crtsavg64gpr.asm,
2566 config/rs6000/e500crtsavg64gprctr.asm: New files.
2567 * config/rs6000/t-ppccomm: Add build rules for new files.
2568 (LIB2FUNCS_STATIC_EXTRA): Add new files.
2569 * config/rs6000/t-netbsd: Add build rules for new files.
2570 (LIB2FUNCS_STATIC_EXTRA): New variable.
2571 * config/rs6000/sysv4.h (ENDFILE_SPEC): Don't include crtsavres.o
2572 (CRTSAVRES_DEFAULT_SPEC): Likewise.
2573 * config/rs6000/netbsd.h (ENDFILE_SPEC): Likewise.
2575 2008-04-30 H.J. Lu <hongjiu.lu@intel.com>
2577 * config/i386/i386.c (ix86_builtin_type): Add
2578 FLOAT128_FTYPE_FLOAT128_FLOAT128, V16QI_FTYPE_V16QI_V16QI,
2579 V16QI_FTYPE_V8HI_V8HI, V8QI_FTYPE_V8QI_V8QI,
2580 V8QI_FTYPE_V4HI_V4HI, V8HI_FTYPE_V8HI_V8HI,
2581 V8HI_FTYPE_V16QI_V16QI, V8HI_FTYPE_V4SI_V4SI,
2582 V4SI_FTYPE_V4SI_V4SI, V4SI_FTYPE_V8HI_V8HI,
2583 V4SI_FTYPE_V4SF_V4SF, V4SI_FTYPE_V2DF_V2DF,
2584 V4HI_FTYPE_V4HI_V4HI, V4HI_FTYPE_V8QI_V8QI,
2585 V4HI_FTYPE_V2SI_V2SI, V4SF_FTYPE_V4SF_V4SF,
2586 V4SF_FTYPE_V4SF_V4SF_SWAP, V4SF_FTYPE_V4SF_V2SI,
2587 V4SF_FTYPE_V4SF_V2DF, V4SF_FTYPE_V4SF_DI,
2588 V4SF_FTYPE_V4SF_SI, V2DI_FTYPE_V2DI_V2DI,
2589 V2DI_FTYPE_V16QI_V16QI, V2DI_FTYPE_V4SI_V4SI,
2590 V2DI_FTYPE_V2DF_V2DF, V2SI_FTYPE_V2SI_V2SI,
2591 V2SI_FTYPE_V4HI_V4HI, V2SI_FTYPE_V2SF_V2SF,
2592 V2DF_FTYPE_V2DF_V2DF, V2DF_FTYPE_V2DF_V2DF_SWAP,
2593 V2DF_FTYPE_V2DF_V4SF, V2DF_FTYPE_V2DF_DI,
2594 V2DF_FTYPE_V2DF_SI, V2SF_FTYPE_V2SF_V2SF,
2595 V1DI_FTYPE_V1DI_V1DI, V1DI_FTYPE_V8QI_V8QI and
2596 V1DI_FTYPE_V2SI_V2SI.
2597 (bdesc_2arg): Moved to ...
2599 (ix86_init_mmx_sse_builtins): Updated.
2600 (ix86_expand_args_builtin): Updated. Take a pointer
2601 to const struct builtin_description. Handle comparison
2603 (ix86_expand_sse_compare): Take a new argument for swapping operands.
2604 (ix86_expand_builtin): Updated.
2606 * config/i386/sse.md (ssse3_pmaddubswv8hi3): Renamed to ...
2607 (ssse3_pmaddubsw128): This.
2608 (ssse3_pmaddubswv4hi3): Renamed to ...
2609 (ssse3_pmaddubsw): This.
2611 * doc/extend.texi (__builtin_ia32_packsswb128): Correct prototype.
2612 (__builtin_ia32_packssdw128): Likewise.
2613 (__builtin_ia32_packuswb128): Likewise.
2614 (__builtin_ia32_pmaddubsw): Likewise.
2615 (__builtin_ia32_pmaddubsw128): Likewise.
2617 2008-04-30 Richard Guenther <rguenther@suse.de>
2619 PR tree-optimization/14847
2620 * tree-ssa-ifcombine.c (get_name_for_bit_test): New helper function.
2621 (recognize_bits_test): Use it.
2622 (recognize_single_bit_test): Likewise.
2624 2008-04-30 Martin Jambor <mjambor@suse.cz>
2626 * ipa-cp.c (ipcp_init_stage): Calls ipa_set_called_with_variable_arg
2627 instead of setting number of formal parameters to zero.
2628 (ipcp_init_stage): Do not set the number of actual parameters to zero
2630 (ipcp_propagate_stage): Explicitly skipping all calls to nodes
2631 which are called with variable number of arguments.
2632 (ipcp_insert_stage): Explicitely skipping all nodes which are
2633 called with variable number of arguments.
2634 (ipcp_callsite_param_print): Skipps callsites to nodes with varaible
2635 number of parameters.
2637 * ipa-prop.h (struct ipa_node_params): Added flag
2638 called_with_var_arguments
2639 (ipa_set_param_count): Added. Changed sole setter to use it.
2640 (ipa_get_param_count): Added. All readers of param_count
2641 converted to use it instead.
2642 (ipa_set_called_with_variable_arg): Added.
2643 (ipa_is_called_with_var_arguments): Added.
2644 (ipa_get_ith_param): Added. All readers of param_decls converted
2646 (ipa_set_cs_argument_count): Added, sole writer to argument_count
2648 (ipa_get_cs_argument_count): Added, all readers of argument_count
2650 (ipa_get_ith_jump_func): Added. Accessors of jump values changed
2653 * ipa-prop.h (struct ipcp_formal): Renamed to ipcp_lattice
2654 (struct ipcp_lattice): Renamed cval_type to type
2655 (struct ipa_node_params): ipcp_cval renamed to ipcp_lattices
2657 * ipa-cp.c (ipcp_cval_get_cvalue): Changed return value to tree
2658 (ipcp_cval_set_cvalue): Changed type of parameter value to tree
2659 (ipcp_insert_stage): Changed the type of variable cvalue to tree
2660 (ipcp_replace_map_create): Changed the type of parameter cvalue to tree
2661 (build_const_val): Changed the type of parameter cvalue to tree
2662 (ipcp_propagate_const): Changed the type of parameter cvalue to tree
2663 (ipcp_method_cval_set_cvalue_type): Renamed parameter cval_type1 to type
2665 * ipa-prop.h (struct ipcp_formal): Replaced cvalue with tree called
2668 * ipa-prop.c (ipa_methodlist_init): Renamed to ipa_init_func_list
2669 (ipa_methodlist_not_empty): Removed, the sole user now checks directly
2670 (ipa_add_method): Renamed to ipa_push_func_to_list
2671 (ipa_remove_method): Renamed to ipa_pop_func_from_list
2672 (ipa_callsite_param_count): Removed.
2673 (ipa_callsite_param_count_set): Removed.
2674 (ipa_callsite_param): Removed.
2675 (ipa_callsite_callee): Removed.
2676 (ipa_callsite_compute_param): Renamed to ipa_compute_jump_functions
2677 (ipa_callsite_compute_count): Renamed to ipa_count_arguments
2678 (ipa_method_formal_count): Removed.
2679 (ipa_method_formal_count_set): Removed.
2680 (ipa_method_get_tree): Removed.
2681 (ipa_method_tree_map_create): Removed.
2682 (ipa_method_compute_tree_map): Renamed to ipa_create_param_decls_array
2683 (ipa_create_param_decls_array): Creates the array itself
2684 (ipa_create_param_decls_array): Temporary variable info instead of
2686 (ipa_method_formal_compute_count): Renamed to ipa_count_formal_params
2687 (ipa_method_compute_modify): Renamed to ipa_detect_param_modifications
2688 (get_type): Removed.
2689 (ipa_jf_get_info_type): Removed.
2690 (ipa_node_create): Renamed to ipa_create_node_params
2691 (ipa_free): Renamed to ipa_free_all_node_params
2692 (ipa_nodes_create): Renamed to ipa_create_all_node_params
2693 (ipa_edges_create): Renamed to ipa_create_all_edge_args
2694 (ipa_edges_free): Renamed to ipa_free_all_edge_args
2695 (ipa_nodes_free): Integrated into ipa_free_all_node_params and removed
2696 (ipa_free_all_node_params): Deallocation to jump_functions moved to
2697 ipa_free_all_edge_args
2698 (ipa_method_tree_print): Renamed to ipa_print_all_tree_maps
2699 (ipa_method_modify_print): Renamed to ipa_print_all_params_modified
2700 (ipa_create_methodlist_node): Removed.
2701 (ipa_methodlist_method): Removed.
2702 (ipa_methodlist_method_set): Removed.
2703 (ipa_methodlist_next_method): Removed.
2704 (ipa_methodlist_next_method_set): Removed.
2705 (ipa_method_is_modified): Removed.
2706 (ipa_method_modify_create): Removed.
2707 (ipa_method_modify_init): Temporary variable info instead of a few
2709 (ipa_detect_param_modifications): Temporary variable info instead of
2711 (ipa_compute_jump_functions): Temporary variable info instead of
2713 (ipa_method_modify_set): Removed.
2714 (ipa_method_tree_map): Renamed to ipa_get_param_decl_index
2715 (ipa_get_param_decl_index): Now accepts struct ipa_node_params rather
2716 than craph_node as the first parameter.
2717 (ipa_method_modify_stmt): Renamed to ipa_check_stmt_modifications
2718 (ipa_method_modify_init): Removed.
2719 (ipa_compute_jump_functions): Added a temp variable instead of
2720 repeatadly dereferencing the cgraph_edge.aux pointer
2721 (ipa_callsite_param_set_type): Removed.
2722 (ipa_compute_jump_functions): i renamed to index and moved to
2724 (ipa_callsite_param_set_info_type_formal): Removed.
2725 (ipa_callsite_param_set_info_type): Removed.
2726 (ipa_callsite_param_map_create): Removed.
2727 (ipa_callsite_tree): Removed.
2728 (ipa_callsite_caller): Removed.
2729 (ipa_pop_func_from_list): return_method removed to return_func
2731 * ipa-prop.h (enum cvalue_type): Renamed to ipa_lattice_type,
2732 prefixed all values with IPA_. Changed all users.
2733 (enum jump_func_type): Rnamed UNKNOWN_IPATYPE to IPA_UNKNOWN,
2734 CONST_IPATYPE to IPA_CONST, CONST_IPATYPE_REF to IPA_CONST_REF
2735 and FORMAL_IPATYPE IPA_PASS_THROUGH.
2736 (union parameter_info): Renamed to jump_func_value.
2737 (union jump_func_value): Renamed value to constant
2738 (struct ipa_jump_func): Renamed info_type to value
2739 (struct ipa_node): Renamed to ipa_node_params
2740 (struct ipa_node_params): Renamed ipa_arg_num to param_count
2741 (struct ipa_node_params): Renamed ipa_param_tree to param_decls
2742 (struct ipa_node_params): Renamed ipa_mod to modified_flags
2743 (struct ipa_edge): Renamed to ipa_edge_args
2744 (struct ipa_edge_args): Renamed ipa_param_num to argument_count
2745 (struct ipa_edge_args): Renamed ipa_param_map to jump_functions
2746 (struct ipa_methodlist): Renamed to ipa_func_list
2747 (struct ipa_func_list): method_p renamed to node, next_method
2749 (ipa_methodlist_p): Removed, switched all users to struct pointer
2750 (IS_VALID_TREE_MAP_INDEX): Renamed to IS_VALID_JUMP_FUNC_INDEX
2752 2008-04-30 Alan Modra <amodra@bigpond.net.au>
2754 * config/rs6000/rs6000.c (ALWAYS_RESTORE_ALTIVEC_BEFORE_POP): Define.
2755 (rs6000_emit_epilogue): Use backchain to restore only when we
2756 have a large frame. Make use of frame pointer to restore if we
2757 have one. Handle ALWAYS_RESTORE_ALTIVEC_BEFORE_POP.
2759 2008-04-29 Paolo Bonzini <bonzini@gnu.org>
2761 * config/avr/avr.md (*sbrx_branch, *sbix_branch, *sbix_branch_tmp):
2762 Add mode to zero_extract.
2763 (sign bit tests peepholes): (Ditto.).
2765 2008-04-29 H.J. Lu <hongjiu.lu@intel.com>
2767 * config/i386/i386.c (ix86_builtins): Replace Prescott New
2768 Instructions in comments with SSE3.
2769 (ix86_builtin_type): This. Add FLOAT128_FTYPE_FLOAT128,
2770 INT64_FTYPE_V4SF, INT64_FTYPE_V2DF, INT_FTYPE_V16QI,
2771 INT_FTYPE_V8QI, INT_FTYPE_V4SF, INT_FTYPE_V2DF,
2772 V16QI_FTYPE_V16QI, V8HI_FTYPE_V8HI, V8HI_FTYPE_V16QI,
2773 V8QI_FTYPE_V8QI, V4SI_FTYPE_V4SI, V4SI_FTYPE_V16QI,
2774 V4SI_FTYPE_V4SF, V4SI_FTYPE_V8HI, V4SI_FTYPE_V2DF,
2775 V4HI_FTYPE_V4HI, V4SF_FTYPE_V4SF, V4SF_FTYPE_V4SI,
2776 V4SF_FTYPE_V2DF, V2DI_FTYPE_V2DI, V2DI_FTYPE_V16QI,
2777 V2DI_FTYPE_V8HI, V2DI_FTYPE_V4SI, V2DF_FTYPE_V2DF,
2778 V2DF_FTYPE_V4SI, V2DF_FTYPE_V4SF, V2DF_FTYPE_V2SI,
2779 V2SI_FTYPE_V2SI, V2SI_FTYPE_V4SF, V2SI_FTYPE_V2SF,
2780 V2SI_FTYPE_V2DF, V2SF_FTYPE_V2SF and V2SF_FTYPE_V2SI.
2781 (bdesc_sse_args): Renamed to ...
2782 (bdesc_args): This. Add IX86_BUILTIN_PF2ID, IX86_BUILTIN_PFRCP,
2783 IX86_BUILTIN_PFRSQRT, IX86_BUILTIN_PI2FD, IX86_BUILTIN_PF2IW,
2784 IX86_BUILTIN_PSWAPDSI, IX86_BUILTIN_PSWAPDSF and
2786 (bdesc_1arg): Moved to ...
2788 (ix86_init_mmx_sse_builtins): Updated. Replace Prescott New
2789 Instructions in comments with SSE3.
2790 (ix86_expand_sse_operands_builtin): Renamed to ...
2791 (ix86_expand_args_builtin): This. Updated.
2792 (ix86_expand_unop1_builtin): Update comments.
2793 (ix86_expand_builtin): Updated.
2795 2008-04-29 Richard Guenther <rguenther@suse.de>
2797 PR tree-optimization/36078
2798 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely):
2799 Update virtual SSA form after cleaning up the CFG.
2801 2008-04-29 Richard Guenther <rguenther@suse.de>
2804 * fold-const.c (fold_binary): Fold (A + A) * C to A * 2*C.
2806 2008-04-29 Richard Guenther <rguenther@suse.de>
2808 * tree-ssa-alias.c (finalize_ref_all_pointers): Remove.
2809 (compute_may_aliases): Do not call finalize_ref_all_pointers.
2810 (compute_flow_insensitive_aliasing): Do not treat
2811 PTR_IS_REF_ALL pointers special.
2812 (get_smt_for): Likewise.
2813 (may_alias_p): Re-structure.
2814 (is_escape_site): A ref-all pointer conversion is not an escape site.
2815 * tree-ssa-structalias.c (find_what_p_points_to): Do not treat
2816 PTR_IS_REF_ALL pointers special.
2817 * tree-ssa-structalias.h (struct alias_info): Remove
2818 ref_all_symbol_mem_tag field.
2819 (PTR_IS_REF_ALL): Remove.
2821 2008-04-29 Richard Guenther <rguenther@suse.de>
2824 * fold-const.c (extract_muldiv_1): In combining division constants
2825 make sure to never overflow.
2827 2008-04-29 Nick Clifton <nickc@redhat.com>
2829 * doc/tm.texi (RETURN_ADDR_RTX): Fix typo.
2831 2008-04-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2834 * optc-gen.awk: Work around HP-UX/IA awk bug.
2836 2008-04-28 Danny Smith <dannysmith@users.sourceforge.net>
2838 * config/i386/cygming-crtend.c (register_frame_ctor): Revert my
2841 2008-04-28 Uros Bizjak <ubizjak@gmail.com>
2844 * config/i386/i386.md
2845 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit):
2846 Change operand 1 predicate to nonimmediate_operand.
2848 2008-04-28 Jakub Jelinek <jakub@redhat.com>
2851 * dwarf2out.c (struct die_struct): Mark as chain_circular through
2853 * gengtype.c (walk_type, write_func_for_structure): Handle
2855 * doc/gty.texi: Document chain_circular.
2857 2008-04-28 Richard Guenther <rguenther@suse.de>
2859 PR tree-optimization/36066
2860 * tree-vrp.c (execute_vrp): Cleanup the CFG only after finalizing
2863 2008-04-28 Uros Bizjak <ubizjak@gmail.com>
2866 * config/i386/i386.md
2867 (floatdi<X87MODEF:mode>2_i387_with_xmm splitters):
2868 Use match_scratch instead of match_operand for operands 3 and 4.
2870 2008-04-27 Richard Guenther <rguenther@suse.de>
2872 PR tree-optimization/18754
2873 PR tree-optimization/34223
2874 * tree-pass.h (pass_complete_unrolli): Declare.
2875 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Print
2876 loop size before and after unconditionally of UL_NO_GROWTH in effect.
2877 Rewrite loop into loop closed SSA form if it is not already.
2878 (tree_unroll_loops_completely): Re-structure to iterate over
2879 innermost loops with intermediate CFG cleanups.
2880 Unroll outermost loops only if requested or the code does not grow
2882 * tree-ssa-loop.c (gate_tree_vectorize): Don't shortcut if no
2883 loops are available.
2884 (tree_vectorize): Instead do so here.
2885 (tree_complete_unroll): Also unroll outermost loops.
2886 (tree_complete_unroll_inner): New function.
2887 (gate_tree_complete_unroll_inner): Likewise.
2888 (pass_complete_unrolli): New pass.
2889 * tree-ssa-loop-manip.c (find_uses_to_rename_use): Only record
2890 uses outside of the loop.
2891 (tree_duplicate_loop_to_header_edge): Only verify loop-closed SSA
2892 form if it is available.
2893 * tree-flow.h (tree_unroll_loops_completely): Add extra parameter.
2894 * passes.c (init_optimization_passes): Schedule complete inner
2895 loop unrolling pass before the first CCP pass after final inlining.
2897 2008-04-27 Nathan Sidwell <nathan@codesourcery.com>
2899 * targhooks.h (default_emutls_var_fields,
2900 default_emutls_var_init): Declare.
2901 * tree.h (DECL_THREAD_LOCAL): Compare against TLS_MODEL_REAL.
2902 * target.h (struct gcc_target): Add struct emutls member.
2903 * target-def.h (TARGET_EMUTLS_GET_ADDRESS,
2904 TARGET_EMUTLS_REGISTER_COMMON, TARGET_EMUTLS_VAR_SECTION,
2905 TARGET_EMUTLS_TMPL_SECTION, TARGET_EMUTLS_VAR_PREFIX,
2906 TARGET_EMUTLS_TMPL_PREFIX, TARGET_EMUTLS_VAR_FIELDS,
2907 TARGET_EMUTLS_VAR_INIT, TARGET_EMUTLS_DEBUG_FORM_TLS_ADDRESS,
2908 TARGET_EMUTLS_VAR_ALIGN_FIXED, TARGET_EMUTLS): New.
2909 (TARGET_INITIALIZER): Add TARGET_EMUTLS.
2910 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS,
2911 BUILT_IN_EMUTLS_REGISTER_COMMON): Get name from targetm structure.
2912 * dwarf2out.c (loc_descriptor_from_tree_1): Check if emutls can
2913 emit debug information.
2914 * coretypes.h (tls_model): Add TLS_MODEL_EMULATED, TLS_MODEL_REAL.
2915 * varasm.c: Include targhooks.h.
2916 (emutls_object_section, emutls_tmpl_section): New.
2917 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): Remove.
2918 (EMUTLS_SEPARATOR): New.
2920 (get_emutls_object_name): New.
2921 (default_emutls_var_fields): New, broken out of ...
2922 (get_emutls_object_type): ... here. Adjust to use target hooks.
2923 (get_emutls_init_templ_addr): Adjust to use target hooks.
2924 (emutls_decl): Adjust to use target hooks.
2925 (emutls_finish): Likewise.
2926 (default_emutls_var_init): New, broken out of ...
2927 (assemble_variable): ... here. Adjust to use target hooks.
2928 * output.h (enum section_category): Add SECCAT_EMUTLS_VAR,
2930 * c-common.c (handle_section_attribute): Prevent overriding
2931 sections for emulated tls with special sections.
2932 * config/i386/i386.c (x86_64_elf_select_section): Add
2933 SECCAT_EMUTLS_VAR and SECCAT_EMUTLS_TMPL.
2934 (x86_64_elf_unique_section): Likewise.
2935 * config/vxworks.c: Include tree.h.
2936 (vxworks_emutls_var_fields, vxworks_emutls_var_init): New.
2937 (vxworks_override_options): Set TLS scheme.
2938 * doc/tm.texi (Emulated TLS): New node.
2940 2008-04-26 Simon Baldwin <simonb@google.com>
2943 * builtins.c (c_strlen): Suppressed multiple warnings that can occur
2944 with propagated string constants.
2946 2008-04-26 Uros Bizjak <ubizjak@gmail.com>
2948 * config/i386/i386.md (fix_trunc<mode>_i387_fisttp_with_temp): Use 'X'
2949 constraint for operand 2 when operand 0 is memory operand.
2950 (fix_truncdi_i387_with_temp): : Use 'X' constraint for operand 4 when
2951 operand 0 is memory operand.
2952 (fix_trunc<mode>_i387_with_temp): Ditto.
2953 (*floatsi<mode>2_vector_mixed_with_temp): Use 'X' constraint for
2954 operand 2 when operand 1 is memory operand.
2955 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_with_temp): Ditto.
2956 (*floatsi<mode>2_vector_sse_with_temp): Ditto.
2957 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_with_temp): Ditto.
2958 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
2959 (floatdi<X87MODEF:mode>2_i387_with_xmm): Use 'X' constraint for
2960 operands 2,3 and 4 when operand 1 is memory operand.
2961 (fistdi2_with_temp): Use 'X' constraint for operand 2 when operand 0
2963 (fistdi2_floor_with_temp): Ditto.
2964 (fist<mode>2_floor_with_temp): Ditto.
2965 (fistdi2_ceil_with_temp): Ditto.
2966 (fist<mode>2_ceil_with_temp): Ditto.
2967 (*truncdfsf_fast_mixed): Merge alternatives 0 and 1.
2969 2008-04-26 David Daney <ddaney@avtrex.com>
2971 * config/mips/mips.md (UNSPEC_COMPARE_AND_SWAP_12): New
2973 (UNSPEC_SYNC_OLD_OP, UNSPEC_SYNC_NEW_OP, UNSPEC_SYNC_EXCHANGE,
2974 UNSPEC_MEMORY_BARRIER, UNSPEC_SET_GOT_VERSION,
2975 UNSPEC_UPDATE_GOT_VERSION): Renumber.
2976 (sync_compare_and_swap<mode>): New expand for QI and HI modes.
2977 (compare_and_swap_12): New insn.
2978 * config/mips/mips-protos.h (mips_expand_compare_and_swap_12): Declare.
2979 * config/mips/mips.c (mips_force_binary): New function.
2980 (mips_emit_int_order_test, mips_expand_synci_loop): Use it.
2981 (mips_expand_compare_and_swap_12): New function.
2982 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP_12): New macro.
2984 2008-04-25 Jan Hubicka <jh@suse.cz>
2987 * cfgexpand.c (pass_expand): Turn into RTL pass.
2988 * passes.c (execute_one_pass): Do pass typechecking after execution.
2989 * tree-pass.h (pass_expand): Turn into RTL pass.
2991 * function.h (struct rtl_data): Move here fields
2992 accesses_prior_frames, calls_eh_return, saves_all_registers,
2993 has_nonlocal_goto, has_asm_statement, is_thunk,
2994 all_throwers_are_sibcalls, limit_stack, profile, uses_const_pool,
2995 uses_pic_offset_table, uses_eh_lsda, tail_call_emit,
2996 arg_pointer_save_area_init from struct function; turn into bool.
2997 (struct function): Move
2998 calls_eh_return, saves_all_registers, has_nonlocal_goto,
2999 has_asm_statement, is_thunk, all_throwers_are_sibcalls, limit_stack,
3000 profile, uses_const_pool, uses_pic_offset_table, uses_eh_lsda,
3001 tail_call_emit, arg_pointer_save_area_init
3002 into struct rtl_data. Remove recursive_call_emit and gimplified flags.
3003 (current_function_returns_struct, current_function_returns_pcc_struct,
3004 current_function_calls_setjmp, current_function_calls_alloca,
3005 current_function_accesses_prior_frames,
3006 current_function_calls_eh_return, current_function_is_thunk,
3007 current_function_stdarg, current_function_profile,
3008 current_function_limit_stack, current_function_uses_pic_offset_table,
3009 current_function_uses_const_pool, current_function_has_nonlocal_label,
3010 current_function_saves_all_registers,
3011 current_function_has_nonlocal_goto,
3012 current_function_has_asm_statement): Remove accesor macros.
3013 * ra-conflict.c (global_conflicts): Update.
3014 * tree-tailcall.c (suitable_for_tail_opt_p): Update.
3015 (suitable_for_tail_call_opt_p): Update.
3016 * builtins.c (expand_builtin_return_addr): Update.
3017 (expand_builtin_setjmp_setup): Update.
3018 (expand_builtin_nonlocal_goto): Update.
3019 * final.c (final_start_function): Update.
3020 (profile_function): Update.
3021 (leaf_function_p): Update.
3022 (only_leaf_regs_used): Update.
3023 * df-scan.c (df_get_exit_block_use_set): Update.
3024 * dojump.c (clear_pending_stack_adjust): Update.
3025 * tree-stdarg.c (gate_optimize_stdarg): Update.
3026 * gimple-low.c (lower_function_body): Update.
3027 * global.c (compute_regsets): Update.
3028 (global_alloc): Update.
3029 * dwarf2out.c (dwarf2out_begin_prologue): Update.
3030 * expr.c (expand_assignment): Update.
3031 * dse.c (dse_step0): Update.
3032 (dse_step1): Update.
3033 * c-decl.c (store_parm_decls): Update.
3034 * local-alloc.c (combine_regs): Update.
3035 (find_free_reg): Update.
3036 * function.c (assign_parms_augmented_arg_list): Update.
3037 (assign_parm_find_data_types): Update.
3038 (assign_parms): Update.
3039 (allocate_struct_function): Update.
3040 (expand_function_start): Update.
3041 (expand_function_end): Update.
3042 (get_arg_pointer_save_area): Update.
3043 (thread_prologue_and_epilogue_insns): Update.
3044 (rest_of_match_asm_constraints): Update.
3045 * stor-layout.c (variable_size): Update.
3046 * gcse.c (gcse_main): Update.
3047 (bypass_jumps): Update.
3048 * gimplify.c (gimplify_function_tree): Update.
3049 * calls.c (emit_call_1): Update.
3050 (expand_call): Update.
3051 * bt-load.c (compute_defs_uses_and_gen): Update.
3052 * except.c (sjlj_assign_call_site_values): Update.
3053 (sjlj_emit_function_enter): Update.
3054 (can_throw_external): Update.
3055 (set_nothrow_function_flags): Update.
3056 (expand_builtin_unwind_init): Update.
3057 (expand_eh_return): Update.
3058 (convert_to_eh_region_ranges): Update.
3059 (output_function_exception_table): Update.
3060 * emit-rtl.c (gen_tmp_stack_mem): Update.
3061 * cfgexpand.c (expand_used_vars): Update.
3062 (tree_expand_cfg): Update.
3063 * cfgcleanup.c (rest_of_handle_jump): Update.
3064 * explow.c (allocate_dynamic_stack_space): Update.
3065 * varasm.c (assemble_start_function): Update.
3066 (force_const_mem): Update.
3067 (mark_constant_pool): Update.
3068 * tree-optimize.c (tree_rest_of_compilation): Update.
3069 * stack-ptr-mod.c (notice_stack_pointer_modification): Update.
3070 * tree-cfg.c (notice_special_calls): Update.
3071 (is_ctrl_altering_stmt): Update.
3072 (tree_can_make_abnormal_goto): Update.
3073 (tree_purge_dead_abnormal_call_edges): Update.
3074 * config/alpha/predicates.md: Update.
3075 * config/alpha/alpha.c (alpha_sa_mask): Update.
3076 (alpha_sa_size): Update.
3077 (alpha_does_function_need_gp): Update.
3078 (alpha_expand_prologue): Update.
3079 (alpha_start_function): Update.
3080 (alpha_output_function_end_prologue): Update.
3081 (alpha_expand_epilogue): Update.
3082 * config/frv/frv.c (frv_stack_info): Update.
3083 (frv_expand_epilogue): Update.
3084 * config/s390/s390.c (s390_regs_ever_clobbered): Update.
3085 (s390_register_info): Update.
3086 (s390_frame_info): Update.
3087 (s390_init_frame_layout): Update.
3088 (s390_can_eliminate): Update.
3089 (save_gprs): Update.
3090 * config/spu/spu.c (spu_split_immediate): Update.
3091 (need_to_save_reg): Update.
3092 (spu_expand_prologue): Update.
3093 (spu_expand_epilogue): Update.
3094 * config/sparc/sparc.md: Update.
3095 * config/sparc/sparc.c (eligible_for_return_delay): Update.
3096 (sparc_tls_got): Update.
3097 (legitimize_pic_address): Update.
3098 (sparc_emit_call_insn): Update.
3099 (sparc_expand_prologue): Update.
3100 (output_return): Update.
3101 (print_operand): Update.
3102 (sparc_function_ok_for_sibcall): Update.
3103 * config/sparc/sparc.h (EXIT_IGNORE_STACK): Update.
3104 * config/m32r/m32r.md: Update.
3105 * config/m32r/m32r.c (MUST_SAVE_RETURN_ADDR): Update.
3106 (m32r_compute_frame_size): Update.
3107 (m32r_expand_prologue): Update.
3108 (m32r_expand_epilogue): Update.
3109 (m32r_legitimize_pic_address): Update.
3110 * config/m32r/m32r.h (FRAME_POINTER_REQUIRED): Update.
3111 * config/i386/linux.h (SUBTARGET_FRAME_POINTER_REQUIRED): Update.
3112 * config/i386/i386.c (ix86_frame_pointer_required): Update.
3114 (ix86_save_reg): Update.
3115 (ix86_compute_frame_layout): Update.
3116 (ix86_expand_prologue): Update.
3117 (ix86_expand_epilogue): Update.
3118 * config/sh/sh.c (output_stack_adjust): Update.
3119 (calc_live_regs): Update.
3120 (sh5_schedule_saves): Update.
3121 (sh_expand_prologue): Update.
3122 (sh_expand_epilogue): Update.
3123 (sh_setup_incoming_varargs): Update.
3124 (sh_allocate_initial_value): Update.
3125 (sh_get_pr_initial_val): Update.
3126 * config/sh/sh.h (SHMEDIA_REGS_STACK_ADJUST): Update.
3127 * config/sh/sh.md (label:): Update.
3128 * config/avr/avr.c (out_movhi_mr_r): Update.
3129 * config/crx/crx.h (enum): Update.
3130 * config/xtensa/xtensa.h (along): Update.
3131 * config/stormy16/stormy16.c Update.
3132 (xstormy16_compute_stack_layout): Update.
3133 * config/fr30/fr30.c (MUST_SAVE_RETURN_POINTER): Update.
3134 (fr30_expand_prologue): Update.
3135 * config/cris/cris.c (cris_conditional_register_usage): Update.
3136 (cris_reg_saved_in_regsave_area): Update.
3137 (cris_initial_frame_pointer_offset): Update.
3138 (cris_simple_epilogue): Update.
3139 (cris_expand_prologue): Update.
3140 (cris_expand_epilogue): Update.
3141 (cris_expand_pic_call_address): Update.
3142 (cris_asm_output_symbol_ref): Update.
3143 (cris_asm_output_label_ref): Update.
3144 * config/cris/cris.md Update.
3145 * config/iq2000/iq2000.c (compute_frame_size): Update.
3146 (iq2000_expand_epilogue): Update.
3147 * config/mt/mt.h (save_direction): Update.
3148 * config/mn10300/mn10300.c (mn10300_function_value): Update.
3149 * config/ia64/ia64.c (ia64_compute_frame_size): Update.
3150 (ia64_secondary_reload_class): Update.
3151 * config/m68k/m68k.c (m68k_save_reg): Update.
3152 (m68k_expand_prologue): Update.
3153 (m68k_expand_epilogue): Update.
3154 (legitimize_pic_address): Update.
3155 * config/rs6000/rs6000.c (rs6000_got_register): Update.
3156 (first_reg_to_save): Update.
3157 (first_altivec_reg_to_save): Update.
3158 (compute_vrsave_mask): Update.
3159 (compute_save_world_info): Update.
3160 (rs6000_stack_info): Update.
3161 (spe_func_has_64bit_regs_p): Update.
3162 (rs6000_ra_ever_killed): Update.
3163 (rs6000_emit_eh_reg_restore): Update.
3164 (rs6000_emit_allocate_stack): Update.
3165 (rs6000_emit_prologue): Update.
3166 (rs6000_emit_epilogue): Update.
3167 (rs6000_output_function_epilogue): Update.
3168 (output_profile_hook): Update.
3169 (rs6000_elf_declare_function_name): Update.
3170 * config/rs6000/rs6000.h (rs6000_args): Update.
3171 * config/rs6000/rs6000.md: Update.
3172 * config/mcore/mcore.c (mcore_expand_prolog): Update.
3173 * config/arc/arc.c (arc_output_function_epilogue): Update.
3174 * config/arc/arc.h (FRAME_POINTER_REQUIRED): Update.
3175 * config/darwin.c (machopic_function_base_name): Update.
3176 * config/score/score3.c (score3_compute_frame_size): Update.
3179 (score3_epilogue): Update.
3180 * config/score/score7.c (score7_compute_frame_size): Update.
3181 (score7_prologue): Update.
3182 (score7_epilogue): Update.
3183 * config/score/score.h (FRAME_POINTER_REQUIRED): Update.
3184 * config/arm/linux-elf.h (SUBTARGET_FRAME_POINTER_REQUIRED): Update.
3185 * config/arm/arm.c (use_return_insn): Update.
3186 (require_pic_register): Update.
3187 (arm_load_pic_register): Update.
3188 (arm_compute_save_reg0_reg12_mask): Update.
3189 (arm_compute_save_reg_mask): Update.
3190 (thumb1_compute_save_reg_mask): Update.
3191 (output_return_instruction): Update.
3192 (arm_output_function_prologue): Update.
3193 (arm_output_epilogue): Update.
3194 (arm_get_frame_offsets): Update.
3195 (arm_expand_prologue): Update.
3196 (thumb_pushpop): Update.
3197 (thumb_exit): Update.
3198 (thumb1_expand_prologue): Update.
3199 (thumb1_expand_epilogue): Update.
3200 (arm_unwind_emit): Update.
3201 (arm_output_fn_unwind): Update.
3202 * config/arm/arm.h (FRAME_POINTER_REQUIRED): Update.
3203 * config/arm/arm.md: Update.
3204 * config/pa/pa.md: Update.
3205 * config/pa/pa.c (legitimize_pic_address): Update.
3206 (compute_frame_size): Update.
3207 (hppa_expand_prologue): Update.
3208 (hppa_expand_epilogue): Update.
3209 (borx_reg_operand): Update.
3210 * config/pa/pa.h (FRAME_POINTER_REQUIRED): Update.
3211 (HARD_REGNO_RENAME_OK): Update.
3212 * config/mips/mips.c (mips_global_pointer): Update.
3213 (mips_save_reg_p): Update.
3214 (mips_compute_frame_info): Update.
3215 (mips_frame_pointer_required): Update.
3216 (mips_expand_prologue): Update.
3217 (mips_expand_epilogue): Update.
3218 (mips_can_use_return_insn): Update.
3219 (mips_reorg_process_insns): Update.
3220 * config/v850/v850.c (compute_register_save_size): Update.
3221 * config/mmix/mmix.h (FRAME_POINTER_REQUIRED): Update.
3222 * config/mmix/mmix.c (along): Update.
3223 (mmix_expand_epilogue): Update.
3224 * config/bfin/bfin.c (legitimize_pic_address): Update.
3225 (must_save_p): Update.
3226 (stack_frame_needed_p): Update.
3227 (add_to_reg): Update.
3228 (bfin_expand_prologue): Update.
3229 * stmt.c (expand_asm_operands): Update.
3230 * reload1.c (reload): Update.
3231 (init_elim_table): Update.
3233 2008-04-25 Bob Wilson <bob.wilson@acm.org>
3235 * optabs.c (expand_float): Fix REG_EQUAL for UNSIGNED_FLOAT libcall.
3237 2008-04-25 H.J. Lu <hongjiu.lu@intel.com>
3239 * config/i386/sse.md (mov<mode>): Replace SSEMODEI with SSEMODE.
3240 (*mov<mode>_internal): Likewise. Support V4SF and V2DF.
3241 (mov<mode>): Removed.
3242 (*movv4sf_internal): Likewise.
3243 (*movv2df_internal): Likewise.
3245 2008-04-25 Pompapathi V Gadad <Pompapathi.V.Gadad@nsc.com>
3247 * config.gcc (crx-*-elf): Remove deprecation.
3249 2008-04-25 Danny Smith <dannysmith@users.sourceforge.net>
3251 * config/i386/cygming-crtend.c (register_frame_ctor): Register
3252 __gcc_deregister_frame with atexit.
3253 (deregister_frame_dtor): Remove.
3255 2008-04-24 Nathan Froyd <froydnj@codesourcery.com>
3256 Nathan Sidwell <nathan@codesourcery.com>
3258 * config/rs6000/rs6000.opt (mspe): Remove Var property.
3260 * config/rs6000/rs6000.h (rs6000_spe): Declare.
3261 (rs6000_isel): Likewise.
3262 * config/rs6000/rs6000.c (rs6000_spe): New variable.
3263 (rs6000_isel): New variable.
3264 (rs6000_handle_option): Handle OPT_mspe and OPT_misel.
3266 2008-04-24 Jakub Jelinek <jakub@redhat.com>
3269 * c-common.c (handle_vector_size_attribute): Call
3270 lang_hooks.types.reconstruct_complex_type instead of
3271 reconstruct_complex_type.
3272 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Likewise.
3273 * config/spu/spu.c (spu_handle_vector_attribute): Likewise.
3274 * langhooks.h (struct lang_hooks_for_types): Add
3275 reconstruct_complex_type hook.
3276 * langhooks-def.h (LANG_HOOKS_RECONSTRUCT_COMPLEX_TYPE): Define.
3277 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add it.
3279 2008-04-24 Richard Guenther <rguenther@suse.de>
3281 * c-common.h (check_builtin_function_arguments): Declare.
3282 * c-common.c (validate_nargs): New function.
3283 (check_builtin_function_arguments): Likewise.
3284 * c-typeck.c (build_function_call): Call
3285 check_builtin_function_arguments.
3286 * builtins.c (fold_builtin_classify): Remove error reporting code.
3287 (fold_builtin_unordered_cmp): Likewise.
3288 (fold_builtin_1): Likewise.
3289 (fold_builtin_n): Likewise.
3291 2008-04-24 Jakub Jelinek <jakub@redhat.com>
3293 PR tree-optimization/36008
3294 * fold-const.c (try_move_mult_to_index): If s == NULL, divide
3295 the original op1, rather than delta by step.
3297 2008-04-22 Antoniu Pop <antoniu.pop@gmail.com>
3298 Sebastian Pop <sebastian.pop@amd.com>
3300 * tree-parloops.c (take_address_of, eliminate_local_variables_1,
3301 eliminate_local_variables_stmt, eliminate_local_variables,
3302 separate_decls_in_loop_name, separate_decls_in_loop_stmt,
3303 separate_decls_in_loop, gen_parallel_loop): Make them work on a region
3304 of code delimited by two edges in the CFG.
3305 (separate_decls_in_loop_name): Renamed separate_decls_in_region_name.
3306 (separate_decls_in_loop_stmt): Renamed separate_decls_in_region_stmt.
3307 (separate_decls_in_loop): Renamed separate_decls_in_region. Isolate
3308 the case of parallelisation of reductions.
3309 (expr_invariant_in_region_p): New.
3311 * tree-flow.h (gather_blocks_in_sese_region): Declared.
3312 * tree-cfg.c (gather_blocks_in_sese_region): Extern.
3314 2008-04-24 Ira Rosen <irar@il.ibm.com>
3315 Richard Guenther <rguenther@suse.de>
3317 PR tree-optimization/36034
3318 * tree-vect-analyze.c (vect_analyze_group_access): SLP is
3319 incapable of dealing with loads with gaps.
3321 2008-04-24 Rafael Espindola <espindola@google.com>
3323 * tree-flow.h (vrp_evaluate_conditional): Change signature.
3324 * tree-ssa-propagate.c (fold_predicate_in): Update call to
3325 vrp_evaluate_conditional.
3326 * tree-vrp.c (vrp_evaluate_conditional_warnv): Remove.
3327 (vrp_evaluate_conditional): Split the cond argument.
3328 (vrp_visit_cond_stmt): Use vrp_evaluate_conditional_warnv_with_ops.
3329 (simplify_stmt_for_jump_threading): Update call to
3330 vrp_evaluate_conditional.
3332 2008-04-24 Ira Rosen <irar@il.ibm.com>
3334 PR tree-optimization/35982
3335 * tree-vect-analyze.c (vect_check_interleaving): Check that the
3336 interleaved data-refs are of the same type.
3338 2008-04-24 Danny Smith <dannysmith@users.net>
3340 * c-format.c (check_format_info_main): Use strncmp rather than a
3341 magic prefix to handle multichar length specs.
3342 * config/i386/msformat-c.c (format_length_info ms_printf_length_specs):
3343 Don't prefix "I64" and "I32" with '\0'.
3345 2008-04-24 Jakub Jelinek <jakub@redhat.com>
3348 * config/i386/i386.c (init_cumulative_args): Don't pass anything
3349 in registers for -m32 only if stdarg_p (fntype).
3351 2008-04-24 Uros Bizjak <ubizjak@gmail.com>
3353 PR rtl-optimization/36006
3354 * expmed.c (store_fixed_bit_field): Copy op0 rtx before moving
3355 temp to op0 in order to avoid invalid rtx sharing.
3357 2008-04-23 Paolo Bonzini <bonzini@gnu.org>
3359 * tree-cfg.c (verify_expr): Check with is_gimple_address. Don't
3360 check TREE_INVARIANT.
3361 * tree-gimple.c (is_gimple_address): New.
3362 (is_gimple_invariant_address): Simplify using decl_address_invariant_p.
3363 * tree-gimple.h (is_gimple_address): New.
3364 * tree.h (decl_address_invariant_p): New.
3365 * tree.c (make_node_stat): Don't set TREE_INVARIANT.
3366 (build_string): Likewise.
3367 (decl_address_invariant_p): New, from is_gimple_invariant_address.
3368 (tree_invariant_p_1): Likewise.
3369 (save_expr): Use it.
3370 (tree_invariant_p): New.
3371 (skip_simple_arithmetic): Use it.
3372 (stabilize_reference_1): Use it.
3373 (recompute_tree_invariant_for_addr_expr): Don't update TREE_INVARIANT,
3375 (build1_stat): Drop code to compute TREE_INVARIANT.
3376 (build2_stat): Drop code to compute TREE_INVARIANT.
3377 (build3_stat): Drop code to compute TREE_INVARIANT.
3378 (build4_stat): Drop code to compute TREE_INVARIANT.
3379 (build5_stat): Drop code to compute TREE_INVARIANT.
3380 (build7_stat): Drop code to compute TREE_INVARIANT.
3381 (merge_dllimport_decl_attributes): Don't mention TREE_INVARIANT.
3382 * tree.h (struct tree_base): Remove invariant_flag.
3383 (TREE_INVARIANT): Remove.
3384 * builtins.c (build_string_literal): Don't set TREE_INVARIANT.
3385 (fold_builtin_expect): Check TREE_CONSTANT.
3386 * tree-ssa-ccp.c (fold_stmt_r): Adjust comment.
3387 * c-tree.h (c_expr_to_decl): Drop third parameter.
3388 * c-typeck.c (build_external_ref): Don't set TREE_INVARIANT.
3389 (build_c_cast): Don't set TREE_INVARIANT.
3390 (pop_init_level): Don't set TREE_INVARIANT.
3391 (c_objc_common_truthvalue_conversion): Don't set TREE_INVARIANT.
3392 * gimplify.c (gimplify_init_ctor_preeval): Add assertion, test
3394 (gimplify_init_constructor): Don't set TREE_INVARIANT.
3395 (gimplify_addr_expr): Adjust comment.
3396 * tree-mudflap.c (mf_build_string):
3397 * print-tree.c (print_node): Don't print TREE_INVARIANT.
3398 * tree-nested.c (convert_nonlocal_reference): Adjust comment.
3399 * c-common.c (fix_string_type): Don't set TREE_INVARIANT.
3400 * langhooks-def.h (lhd_expr_to_decl): Drop third parameter.
3401 * langhooks.c (lhd_expr_to_decl): Drop third parameter.
3402 * langhooks.h (struct lang_hooks): Drop third parameter from
3405 2008-04-23 Richard Guenther <rguenther@suse.de>
3407 PR tree-optimization/27799
3408 PR tree-optimization/32921
3409 PR tree-optimization/32624
3410 * tree-ssa-structalias.c (merge_smts_into): Only merge the
3411 SMTs aliases and the tag itself into the solution.
3412 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): Do not
3413 merge the points-to solution back into the SMT aliases.
3414 (may_alias_p): Use alias_set_subset_of instead of
3415 aliases_conflict_p. A pointer which points to
3416 memory with alias set zero may access any variable.
3418 2008-04-23 Richard Guenther <rguenther@suse.de>
3420 * alias.c (alias_set_subset_of): Correctly handle asking
3421 if zero is a subset of an alias set with zero child.
3422 * tree-ssa-alias.c (have_common_aliases_p): Simplify logic.
3423 (compute_flow_insensitive_aliasing): Correctly walk all
3424 pointers. Do not unnecessarily union sets.
3426 2008-04-23 Richard Guenther <rguenther@suse.de>
3429 * c-common.c (handle_alloc_size_attribute): Use type_num_arguments.
3431 2008-04-22 Tomas Bily <tbily@suse.cz>
3433 * tree-cfg.c (verify_expr): Check for NON_LVALUE_EXPR as
3435 * tree-vrp.c (extract_range_from_unary_expr): Removed unused
3437 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Likewise.
3438 * tree-ssa-structalias.c (get_constraint_for): Likewise.
3439 * tree-inline.c (estimate_num_insns_1): Likewise.
3440 * varasm.c (const_hash_1, compare_constant, copy_constant)
3441 (compute_reloc_for_constant, output_addressed_constants): Likewise.
3442 * emit-rtl.c (component_ref_for_mem_expr)
3443 (set_mem_attributes_minus_bitpos): Likewise.
3444 * expr.c (highest_pow2_factor, expand_expr_real_1, )
3445 (is_aligning_offset): Likewise.
3446 * dwarf2out.c (loc_descriptor_from_tree_1, add_bound_info): Likewise.
3447 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Likewise.
3448 * dojump.c (do_jump): Likewise.
3449 * builtins.c (get_pointer_alignment, get_memory_rtx)
3450 (integer_valued_real_p, fold_builtin_next_arg): Likewise.
3451 * tree-scalar-evolution.c (instantiate_parameters_1): Likewise.
3453 2008-04-23 Jakub Jelinek <jakub@redhat.com>
3455 PR rtl-optimization/36017
3456 * builtins.c (expand_errno_check): Clear CALL_EXPR_TAILCALL before
3457 expanding the library call.
3459 2008-04-22 Ian Lance Taylor <iant@google.com>
3461 * fold-const.c (pointer_may_wrap_p): Call int_size_in_bytes rather
3464 2008-04-22 Pat Haugen <pthaugen@us.ibm.com>
3466 * config/rs6000/rs6000.c (rs6000_register_move_cost): Increase cost
3467 of LR/CTR moves for Power6.
3469 2008-04-22 Kenneth Zadeck <zadeck@naturalbridge.com>
3472 * passes.c (init_optimization_passes): Remove
3473 pass_fast_rtl_byte_dce.
3475 2008-04-22 Uros Bizjak <ubizjak@gmail.com>
3478 * config/i386/xmmintrin.h (_mm_cvtpi16_ps): Rearrange calls to
3479 builtin functions to generate faster code.
3480 (_mm_cvtpu16_ps): Ditto.
3481 (_mm_cvtpi32x2_ps): Ditto.
3483 2008-04-22 Nick Clifton <nickc@redhat.com>
3485 * common.opt (ftree-loop-distribution): Add Optimization
3488 * config/frv/frv.c (frv_stack_info): Use crtl instead of cfun.
3489 (frv_expand_builtin_va_start): Likewise.
3491 * config/arm/arm.c (thumb_find_work_register): Fix location of
3492 argument register count.
3494 2008-04-22 Maxim Kuvyrkov <maxim@codesourcery.com>
3496 Support scheduling for ColdFire V1 and V3 microarchitecture.
3497 Improve scheduling of multiplication instructions.
3499 * config/m68k/m68k.md (cpu): Add cfv1 and cfv3. Rename cf_v2 to cfv1.
3500 (mac): New instruction attribute.
3501 * config/m68k/m68k.c (override_options): Handle cfv1, cfv3 and mac.
3502 (m68k_sched_mac): New variable.
3503 (m68k_sched_attr_type2, m68k_sched_md_init_global): Update.
3504 Handle cfv1 and cfv3.
3505 (max_insn_size): New static variable.
3506 (struct _sched_ib): New type.
3507 (sched_ib): New static variable.
3508 (sched_ib_size, sched_ib_filled, sched_ib_insn): Convert variables
3509 to fields of 'struct _sched_ib sched_ib'. Update all uses.
3510 (m68k_sched_variable_issue): Add modeling of cfv3 instruction buffer.
3512 (m68k_sched_md_init_global, m68k_sched_md_finish_global,
3513 m68k_sched_md_init, m68k_sched_md_finish): Handle cfv1 and cfv3. Init
3514 new variables. Update.
3515 (m68k_sched_dfa_pre_advance_cycle, m68k_sched_dfa_post_advance_cycle):
3516 Add modeling of cfv3 instruction buffer. Update.
3517 * config/m68k/m68k-protos.h (m68k_sched_mac): Declare.
3518 * config/m68k/m68k.h (TUNE_CFV3): New macro.
3519 * config/m68k/cf.md: Change substrings 'cf_v2' to 'cfv12' or 'cfv123'.
3520 (cf_* reservations): Rename to cfv12 or cfv123 to indicate cores
3521 a particular reservation applies to.
3522 (type2): Reorganize attribute values. Rename alu to alu_reg,
3523 alu_l to alu, move_l to omove. Join move to alu. Split mul
3525 (cf_ib_*): Simplify description of instruction buffer.
3526 (cf_ib_w0, cf_ib_w4, cf_ib_w5, cf_ib_w6): Remove.
3527 (cf_mem): Split into cf_mem1 and cf_mem2.
3528 (cf_v2_move_??): Rename to cfv12_alu_??.
3529 (cf_v2_move_l_??): Rename to cfv12_omove_??.
3530 (cf_v2_mul_??): Remove reservations.
3531 (cfv12_mul_l_??, cfv12_mul_w_??, cfv12_mac_w_??, cfv12_mac_l_??,
3532 cfv12_emac_??, cfv12_emac_w_i0): New reservations.
3533 (cfv12_rts, cfv12_call, cfv12_bcc, cfv12_bra, cfv12_jmp): Move to
3535 (cfv3_alu_10, cfv3_omove_10, cfv3_alu_i0, cfv3_omove_i0, cfv3_alu_01,
3536 cfv3_alu_0i, cfv3_alu_11, cfv3_omove_11, cfv3_alu_i1, cfv3_omove_i1,
3537 cfv3_alu_1i, cfv3_omove_1i, cfv3_pea_11, cfv3_pea_i1, cfv3_mul_w_10,
3538 cfv3_mul_l_10, cfv3_mul_w_i0, cfv3_mac_w_10, cfv3_mac_l_10,
3539 cfv3_mac_w_i0, cfv3_emac_10, cfv3_emac_w_i0, cfv3_rts, cfv3_call,
3540 cfv3_bcc, cfv3_bra, cfv3_jmp): New reservations.
3541 (cfv3_*_1, cfv3_*_2, cfv3_*_3): New instruction reservations that are
3542 expansions of the above reservations for instructions of sizes
3545 2008-04-22 Maxim Kuvyrkov <maxim@codesourcery.com>
3547 * rtl-factoring.c (collect_patterns_seqs): Handle CC0 targets.
3549 2008-04-21 Adam Nemet <anemet@caviumnetworks.com>
3551 * coverage.c: Include tree-pass.h.
3552 (coverage_counter_alloc): Print da_file_name to the dump file.
3554 2008-04-21 Kenneth Zadeck <zadeck@naturalbridge.com>
3556 * sbitmap.c (sbitmap_range_empty_p): New function.
3557 * sbitmap.h (sbitmap_range_empty_p): New function.
3558 * bitmap.h: Now includes obstack.h.
3560 2008-04-21 Richard Sandiford <rsandifo@nildram.co.uk>
3561 Kenneth Zadeck <zadeck@naturalbridge.com>
3563 * dbgcnt.def (ra_byte_scan): Added.
3564 * dbgcnt.c (dbg_cnt): Added code to print message to dump_file
3565 when the last hit happens for a counter.
3566 * timevar.def (TV_DF_BYTE_LR): New variable.
3567 * tree-pass.h (pass_fast_rtl_byte_dce): New pass.
3568 * passes.c (pass_fast_rtl_byte_dce): New pass.
3569 * fwprop.c (update_df): Added mode to call df_ref_create.
3570 Renamed DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
3571 DF_REF_EXTRACT_OFFSET.
3572 * df.h (DF_BYTE_LR, DF_BYTE_LR_BB_INFO, DF_BYTE_LR_IN,
3573 DF_BYTE_LR_OUT, df_byte_lr): New macro.
3575 (df_ref_extract): Added mode field.
3576 (DF_REF_WIDTH, DF_REF_OFFSET) Renamed to DF_REF_EXTRACT_WIDTH and
3577 DF_REF_EXTRACT_OFFSET.
3578 (DF_REF_EXTRACT_MODE): New macro.
3579 (df_byte_lr_bb_info): New structure.
3580 (df_print_byte_regset, df_compute_accessed_bytes,
3581 df_byte_lr_add_problem, df_byte_lr_get_regno_start,
3582 df_byte_lr_get_regno_len, df_byte_lr_simulate_defs,
3583 df_byte_lr_simulate_uses,
3584 df_byte_lr_simulate_artificial_refs_at_top,
3585 df_byte_lr_simulate_artificial_refs_at_end,
3586 df_compute_accessed_bytes): New function.
3587 (df_ref_create): Add parameter.
3588 (df_byte_lr_get_bb_info): New inline function.
3589 * df-scan.c (df_ref_record, df_uses_record,
3590 df_ref_create_structure): Added mode parameter.
3591 (df_ref_create, df_notes_rescan, df_ref_record, df_def_record_1,
3592 df_defs_record, df_uses_record, df_get_conditional_uses,
3593 df_get_call_refs, df_insn_refs_collect, df_bb_refs_collect,
3594 df_entry_block_defs_collect, df_exit_block_uses_collect):
3595 Added mode parameter to calls to df_ref_record, df_uses_record,
3596 df_ref_create_structure.
3597 (df_ref_equal_p, df_ref_compare): Added test for modes.
3598 (df_ref_create_structure): Added code to set mode. Renamed
3599 DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
3600 DF_REF_EXTRACT_OFFSET.
3601 * df-core.c (df_print_byte_regset): New function.
3602 * df-byte-scan.c: New file.
3603 * df-problems.c (df_rd_transfer_function): Removed unnecessary
3604 calls to BITMAP_FREE.
3605 (df_byte_lr_problem_data, df_problem problem_BYTE_LR): New structure.
3606 (df_byte_lr_get_regno_start, df_byte_lr_get_regno_len,
3607 df_byte_lr_set_bb_info, df_byte_lr_free_bb_info,
3608 df_byte_lr_check_regs, df_byte_lr_expand_bitmap,
3609 df_byte_lr_alloc, df_byte_lr_reset, df_byte_lr_bb_local_compute,
3610 df_byte_lr_local_compute, df_byte_lr_init,
3611 df_byte_lr_confluence_0, df_byte_lr_confluence_n,
3612 df_byte_lr_transfer_function, df_byte_lr_free,
3613 df_byte_lr_top_dump, df_byte_lr_bottom_dump,
3614 df_byte_lr_add_problem, df_byte_lr_simulate_defs,
3615 df_byte_lr_simulate_uses,
3616 df_byte_lr_simulate_artificial_refs_at_top,
3617 df_byte_lr_simulate_artificial_refs_at_end): New function.
3618 * dce.c (byte_dce_process_block): New function.
3619 (dce_process_block): au is now passed in rather than computed
3620 locally. Changed loops that look at artificial defs to not look
3621 for conditional or partial ones, because there never are any.
3622 (fast_dce): Now is able to drive byte_dce_process_block or
3623 dce_process_block depending on the kind of dce being done.
3624 (rest_of_handle_fast_dce): Add parameter to fast_dce.
3625 (rest_of_handle_fast_byte_dce): New function.
3626 (rtl_opt_pass pass_fast_rtl_byte_dce): New pass.
3627 * Makefile.in (df-byte-scan.o, debugcnt.o): Added dependencies.
3629 2008-04-21 Daniel Franke <franke.daniel@gmail.com>
3632 * gcc.h: Added fortran options that take arguments to
3633 DEFAULT_SWITCH_TAKES_ARG and DEFAULT_WORD_SWITCH_TAKES_ARG
3636 2008-04-20 Eric Botcazou <ebotcazou@adacore.com>
3638 * tree-sra.c (sra_walk_expr) <VIEW_CONVERT_EXPR>: Disable
3639 scalarization if on the LHS and not a full access.
3641 2008-04-20 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3643 * Makefile.in (s-gtyp-input): Remove tmp-gi.list before writing it.
3645 2008-04-18 Rafael Espindola <espindola@google.com>
3647 * tree-vrp.c (find_case_label_index): Fix the binary search.
3648 (find_case_label_range): New.
3649 (vrp_visit_switch_stmt): Use find_case_label_range.
3650 (simplify_switch_using_ranges): Use find_case_label_range.
3652 2008-04-18 Eric Botcazou <ebotcazou@adacore.com>
3654 * gimplify.c (gimplify_modify_expr_rhs) <COND_EXPR>: Gimplify the LHS
3655 using the is_gimple_lvalue predicate instead of is_gimple_min_lval.
3657 2008-04-18 Tom Tromey <tromey@redhat.com>
3660 * doc/cpp.texi (Implementation-defined behavior): Mention
3663 2008-04-18 Ian Lance Taylor <iant@google.com>
3665 * fold-const.c (pointer_may_wrap_p): New static function.
3666 (fold_comparison): Add another test for pointer overflow. Use
3667 pointer_may_wrap_p to disable some false positives.
3669 2008-04-18 Kris Van Hees <kris.van.hees@oracle.com>
3671 * c-common.c (CHAR16_TYPE, CHAR32_TYPE): New macros.
3672 (fname_as_string): Match updated cpp_interpret_string prototype.
3673 (fix_string_type): Support char16_t* and char32_t*.
3674 (c_common_nodes_and_builtins): Add char16_t and char32_t (and
3675 derivative) nodes. Register as builtin if C++0x.
3676 (c_parse_error): Support CPP_CHAR{16,32}.
3677 * c-common.h (RID_CHAR16, RID_CHAR32): New elements.
3678 (enum c_tree_index) <CTI_CHAR16_TYPE, CTI_SIGNED_CHAR16_TYPE,
3679 CTI_UNSIGNED_CHAR16_TYPE, CTI_CHAR32_TYPE, CTI_SIGNED_CHAR32_TYPE,
3680 CTI_UNSIGNED_CHAR32_TYPE, CTI_CHAR16_ARRAY_TYPE,
3681 CTI_CHAR32_ARRAY_TYPE>: New elements.
3682 (char16_type_node, signed_char16_type_node, unsigned_char16_type_node,
3683 char32_type_node, signed_char32_type_node, char16_array_type_node,
3684 char32_array_type_node): New defines.
3685 * c-lex.c (cb_ident): Match updated cpp_interpret_string prototype.
3686 (c_lex_with_flags): Support CPP_CHAR{16,32} and CPP_STRING{16,32}.
3687 (lex_string): Support CPP_STRING{16,32}, match updated
3688 cpp_interpret_string and cpp_interpret_string_notranslate prototypes.
3689 (lex_charconst): Support CPP_CHAR{16,32}.
3690 * c-parser.c (c_parser_postfix_expression): Support CPP_CHAR{16,32}
3691 and CPP_STRING{16,32}.
3693 2008-04-18 Paolo Bonzini <bonzini@gnu.org>
3696 * aclocal.m4: Regenerate.
3697 * configure: Regenerate.
3699 2008-04-18 Jan Hubicka <jh@suse.cz>
3701 * except.c (dw2_size_of_call_site_table,
3702 sjlj_size_of_call_site_table): Use vector API for call_site_record.
3704 * cgraphbuild.c (build_cgraph_edges): Update.
3705 * tree-pass.h: Update comment.
3706 * final.c (leaf_function_p): Update.
3707 (leaf_renumber_regs): Update.
3708 (rest_of_clean_state): Update.
3709 * omp-low.c (expand_omp_parallel): Update.
3710 * ipa-reference.c (analyze_function): Update.
3711 * reorg.c (find_end_label): Update.
3712 (optimize_skip): Update.
3713 (fill_simple_delay_slots): Update.
3714 (fill_simple_delay_slots): Update.
3715 (make_return_insns): Update.
3716 (dbr_schedule): Update.
3717 * gimple-low.c (record_vars_into): Update.
3718 * cfgbuild.c (make_edges): Update.
3719 * function.c (assign_stack_local): Update.
3720 (assign_parm_adjust_stack_rtl): Update.
3721 (locate_and_pad_parm): Update.
3722 (allocate_struct_function): Do not initialize stack_alignment_needed
3723 and preferred_stack_boundary here.
3724 (stack_protect_prologue): Update.
3725 (stack_protect_epilogue): Update.
3726 (expand_function_start): Initialize stack_alignment_needed,
3727 preferred_stack_boundary and max_jumptable_ents.
3728 (expand_function_end): Update.
3729 (free_after_compilation): Do not NULLify epilogue_delay_list.
3730 * function.h (struct rtl_data): Add stack_protect_guard,
3731 stack_alignment_needed,
3732 preferred_stack_boundary, epilogue_delay_list.
3733 (struct function): Remove value_histograms, stack_alignment_needed,
3734 preferred_stack_boundary, epilogue_delay_list, max_jumptable_ents,
3736 unexpanded_var_list, stack_protect_guard.
3737 (current_function_epilogue_delay_list): Remove.
3738 * ipa-type-escape.c (analyze_function): Update.
3739 * gimplify.c (pop_gimplify_context): Update comment.
3740 * calls.c (expand_call): Update.
3741 (emit_library_call_value_1): Update.
3742 * except.c (set_nothrow_function_flags): Update.
3743 * cfgexpand.c (get_decl_align_unit): Update.
3744 (create_stack_guard): Update.
3745 (estimated_stack_frame_size): Update.
3746 (expand_used_vars): Update.
3747 (tree_expand_cfg): Free histogram earliers, init expansion variables.
3748 * explow.c (allocate_dynamic_stack_space): Update.
3749 * tree-ssa-live.c (remove_unused_locals): Update.
3750 * varasm.c (mark_constant_pool): Update.
3751 * tree-inline.c (remap_decls): Update.
3752 (initialize_cfun): Update.
3753 (declare_return_variable): Update.
3754 (inline_forbidden_p): Update.
3755 (expand_call_inline): Update.
3756 (declare_inline_vars): Update.
3757 (tree_function_versioning): Update.
3758 * tree-flow.h (value_histograms): New.
3759 (VALUE_HISTOGRAMS): New macro.
3760 * basic-block.h (control_flow_graph): Add max_jumptable_ents,
3762 * tree-cfg.c (set_bb_for_stmt): Update.
3763 (replace_by_duplicate_decl): Update.
3764 (move_block_to_fn): Update.
3765 (new_label_mapper): Update.
3766 (dump_function_to_file): Update.
3767 * ipa-struct-reorg.c (build_data_structure): Update.
3768 * cfgrtl.c (print_rtl_with_bb): Update.
3769 * reload1.c (reload): Update.
3771 * config/i386/i386.c (setup_incoming_varargs_64,
3772 ix86_compute_frame_layout): Update.
3773 * config/arc/arc.c (arc_output_function_epilogue): Update.
3775 2008-04-18 Marius Strobl <marius@FreeBSD.org>
3777 * gthr-posix.h (__gthread_active_p): Use the Solaris implementation
3778 for FreeBSD as well.
3779 * gthr-posix95.h: Likewise.
3781 2008-04-17 Richard Sandiford <rsandifo@nildram.co.uk>
3783 PR rtl-optimization/35838
3784 * dse.c (find_shift_sequence): Use subreg_lowpart_offset to work
3785 out the byte offset of the first subreg.
3787 2008-04-17 Uros Bizjak <ubizjak@gmail.com>
3789 * config/i386/i386.md (addti3 splitter): Pass arrays of 3 operands
3790 to split_ti instead of three separate calls with single member arrays.
3791 (subti3 splitter): Ditto.
3792 (adddi3 splitter): Ditto with split_di.
3793 (subdi3 splitter): Ditto.
3794 (negti2 splitter): Pass arrays of 2 operands to split_ti instead of
3795 two separate calls with single member arrays. Swap match_dup
3796 operands 1 and 2 to better fit into the array.
3797 (negdi2 splitter): Ditto with split_di.
3798 (movdfcc splitter): Pass arrays of 2 operands to split_di instead of
3799 two separate calls with single member arrays. Swap match_dup operands
3800 6 and 7 to better fit into the array.
3802 2008-04-17 H.J. Lu <hongjiu.lu@intel.com>
3804 * config/i386/i386.c (sse_builtin_type): New.
3805 (bdesc_sse_args): Likewise.
3806 (bdesc_sse_3arg): Removed.
3807 (bdesc_2arg): Remove IX86_BUILTIN_AESKEYGENASSIST128.
3808 (bdesc_1arg): Remove IX86_BUILTIN_ROUNDPD and
3809 IX86_BUILTIN_ROUNDPS.
3810 (ix86_init_mmx_sse_builtins): Handle bdesc_sse_args. Remove
3811 bdesc_sse_3arg. Remove IX86_BUILTIN_ROUNDPD and
3812 IX86_BUILTIN_ROUNDPS.
3813 (ix86_expand_sse_4_operands_builtin): Removed.
3814 (ix86_expand_sse_operands_builtin): New.
3815 (ix86_expand_unop_builtin): Remove CODE_FOR_sse4_1_roundpd
3816 and CODE_FOR_sse4_1_roundps.
3817 (ix86_expand_builtin): Remove IX86_BUILTIN_AESKEYGENASSIST128.
3818 Handle bdesc_sse_args. Remove bdesc_sse_3arg.
3820 2008-04-17 Alan Modra <amodra@bigpond.net.au>
3823 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Restore vr and vrsave
3824 regs before frame pop when needed. If use_backchain_to_restore_sp
3825 then load backchain into a temp reg to restore vr and vrsave. Add
3826 code to restore vr after frame pop if possible.
3828 2008-04-17 Richard Guenther <rguenther@suse.de>
3830 * tree-vn.c (expressions_equal_p): Do not check type
3831 equality or compatibility before calling operand_equal_p.
3832 * fold-const.c (operand_equal_p): Check equivalence of
3833 integer constants before bailing out due to signedness or
3834 precision differences.
3835 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Ignore
3836 spurious differences in type qualification. Ignore types
3837 for COMPONENT_REFs at all.
3839 2008-04-17 Christian Bruel <christian.bruel@st.com>
3841 * config/sh/sh.c (expand_cbranchdi4): Use original operands for
3842 msw_skip comparison.
3844 2008-04-16 Jakub Jelinek <jakub@redhat.com>
3847 * tree-nrv.c (tree_nrv): Don't optimize if result_type is GIMPLE
3850 PR tree-optimization/35899
3851 * tree-inline.c (expand_call_inline): Use GIMPLE_STMT_OPERAND
3852 rather than TREE_OPERAND.
3854 2008-04-16 Uros Bizjak <ubizjak@gmail.com>
3857 * config/i386/i386.md (fmodxf3): Copy operand 1 and operand 2 into
3858 temporary registers. Change operand predicate to general_operand.
3859 (remainderxf3): Ditto.
3861 2008-04-16 Richard Guenther <rguenther@suse.de>
3863 * Makefile.in (tree-affine.o): Add $(FLAGS_H) dependency.
3864 * tree-affine.c (aff_combination_expand): Look through some
3867 2008-04-15 Doug Kwan <dougkwan@google.com>
3869 * dwarf2asm.c (dw2_assemble_integer): Cast to unsigned HOST_WIDE_INT
3871 * tree-pretty-print.c (dump_generic_node): Ditto.
3872 * final.c (output_addr_const): Ditto.
3873 * dwarf2out.c (output_cfi): Ditto.
3874 * c-pretty-print.c (pp_c_integer_constant): Ditto.
3875 * print-rtl.c (print_rtx): Ditto.
3876 * print-tree.c (print_node_brief, print_node): Ditto.
3877 * c-common.c (match_case_to_enum_1): Ditto.
3878 * sched-vis.c (print_value): Ditto.
3879 * config/i386/i386.c (print_operand): Cast to long unsigned int
3882 2008-04-15 Danny Smith <dannysmith@users.sourceforge.net>
3883 * libgcc2.c [L_trampoline]: Remove unnecessary prototype for
3884 MS Windows VirtualProtect function.
3886 2008-04-15 Jan Hubicka <jh@suse.cz>
3888 * gengtype.c (write_root): Param_is argument is OK.
3889 * expr.c (expand_expr_real_1): Update call of get_exception_*.
3890 * function.h: Include varray.h
3891 (rtl_eh): New stucture based on except.c one.
3892 (call_site_record): New forward declaration and vector type.
3893 * calls.c (emit_call_1): Do not call
3894 note_current_region_may_contain_throw.
3895 * except.c (eh_status): Remove cur_region, try_region since they are
3897 Move filter, exc_ptr, ttype_data, ehspec_data, action_record_data and
3898 exception_handler_label_map, ehr_stackadj, ehr_handler, ehr_label,
3899 sjlj_fc, sjlj_exit_after to rth_eh in function.h.
3900 Remove call_site_data_used, call_site_data_size.
3901 Turn call_site_record into vector in function.h.
3902 (note_current_region_may_contain_throw): Remove.
3903 (get_exception_pointer, get_exception_filter): Do not take struct
3904 function argument; update.
3905 (add_ehl_entry, find_exception_handler_labels, ehspec_filter_hash,
3906 add_ttypes_entry, add_ehspec_entry, assign_filter_values,
3907 build_post_landing_pads, dw2_build_landing_pads,
3908 sjlj_assign_call_site_values, sjlj_mark_call_sites,
3909 sjlj_emit_function_enter, sjlj_emit_function_enter,
3910 sjlj_emit_function_exit, sjlj_emit_dispatch_table,
3911 sjlj_build_landing_pads, finish_eh_generation,
3912 remove_exception_handler_label, remove_eh_handler,
3913 maybe_remove_eh_handler, add_reachable_handler,
3914 reachable_handlers, expand_builtin_eh_return, expand_eh_return,
3915 add_action_record, collect_one_action_chain, add_call_site,
3916 convert_to_eh_region_ranges, sjlj_size_of_call_site_table,
3917 sjlj_output_call_site_table, output_function_exception_table,
3918 * except.h (note_current_region_may_contain_throw): Remove
3919 (get_exception_pointer, get_exception_filter): Do not take struct
3921 * Makefile.in (GTFILES): Put varargs before struct function.
3923 2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
3925 * tree-ssa-structalias.c (get_constraint_for_component_ref): Do not
3926 punt for STRING_CST.
3927 (get_constraint_for): Deal with STRING_CST here instead.
3929 2008-04-15 Richard Guenther <rguenther@suse.de>
3931 * tree-ssa-propagate.c (substitute_and_fold): Substitute
3932 statements in a basic-block with a backward walk. Do not
3933 substitute into dead statements but instead remove those.
3935 2008-04-15 Richard Guenther <rguenther@suse.de>
3937 * params.def (PARAM_MAX_FIELDS_FOR_FIELD_SENSITIVE): Set default
3938 to zero, thus disable creation of SFTs.
3940 2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
3942 * tree-predcom.c (suitable_reference_p): Return false if the
3943 reference can throw.
3945 2008-04-15 Jakub Jelinek <jakub@redhat.com>
3948 * c-decl.c (finish_decl): If extern or static var has variable
3949 size, set TREE_TYPE (decl) to error_mark_node.
3951 2008-04-15 Rafael Espindola <espindola@google.com>
3953 * fold-const.c (tree_call_nonnegative_warnv_p): Remove local
3956 2008-04-15 Richard Guenther <rguenther@suse.de>
3958 * tree-ssa-sccvn.h (vn_reference_lookup): Adjust prototype.
3959 * tree-ssa-sccvn.c (vn_reference_lookup): New parameter maywalk.
3960 (visit_reference_op_load): Do walk vuse-vdef chains on
3961 vn_reference_lookup.
3962 (visit_reference_op_store): But do not here.
3963 * tree-vn.c (vn_lookup): Do not walk vuse-vdef chains on
3964 vn_reference_lookup.
3965 (vn_lookup_with_vuses): But do so here.
3967 2008-04-14 Ian Lance Taylor <iant@google.com>
3969 * fold-const.c (fold_overflow_warning): Remove assertion.
3971 2008-04-15 Ben Elliston <bje@au.ibm.com>
3973 * config/alpha/alpha.c (alpha_initialize_trampoline): Remove temp,
3974 temp1 local variables.
3976 2008-04-15 Zuxy Meng <zuxy.meng@gmail.com>
3979 * config/i386/winnt.c (i386_pe_section_type_flags): Mark
3980 ".text.unlikely" section as executable.
3982 2008-04-14 James E. Wilson <wilson@tuliptree.org>
3984 * config/ia64/ia64.c (rtx_needs_barrier): Handle
3985 UNSPEC_FR_SQRT_RECIP_APPROX_RES.
3986 * config/ia64/ia64.c (UNSPEC_FR_SQRT_RECIP_APPROX_RES): Define.
3987 (divsi3_internal, divdi3_internal_lat, divdi3_internal_thr,
3988 divsf3_internal_lat, sqrt_approx, sqrtsf2_internal_thr,
3989 divdf3_internal_lat, sqrtdf2_internal_thr, divxf3_internal_lat,
3990 divxf3_internal_thr, sqrtxf2_internal_thr, recip_approx): Use it.
3992 2008-04-14 Ian Lance Taylor <iant@google.com>
3994 * flags.h (POINTER_TYPE_OVERFLOW_UNDEFINED): Define.
3995 * fold-const.c (fold_comparison): If appropriate, test
3996 POINTER_TYPE_OVERFLOW_UNDEFINED, and issue an overflow warning.
3997 (fold_binary): Test POINTER_TYPE_OVERFLOW_UNDEFINED when
3998 reassociating a pointer type.
3999 * doc/invoke.texi (Optimize Options): Document that
4000 -fstrict-overflow applies to pointer wraparound.
4002 2008-04-13 Jan Hubicka <jh@suse.cz>
4004 * m32.c (m32c_pushm_popm): Use crtl->retrun_rtx.
4006 2008-04-12 Andrew Pinski <pinskia@gmail.com>
4008 * config/rs6000/rs6000.c (compute_save_world_info): Set lr_save_p if
4009 we are going to "save the world".
4011 2008-04-13 Hans-Peter Nilsson <hp@axis.com>
4013 * config/cris/cris.md ("*andhi_lowpart_non_v32", "*andhi_lowpart_v32")
4014 ("*andqi_lowpart_non_v32", "*andqi_lowpart_v32"): Use "+" for the
4015 operand 0 constraint, not "=".
4017 2008-04-11 James E. Wilson <wilson@tuliptree.org>
4019 * system.h: Change ASSERT_CHECKING to ENABLE_ASSERT_CHECKING.
4021 2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
4023 * dse.c (record_store): Use HOST_BITS_PER_WIDE_INT instead
4024 of size of positions_needed * CHAR_BIT.
4026 2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
4029 * dse.c (store_info): Change positions_needed to unsigned
4031 (lowpart_bitmask): New.
4032 (record_store): Cast to unsigned HOST_WIDE_INT for
4033 positions_needed. Assert width <= size of positions_needed *
4034 CHAR_BIT. Call lowpart_bitmask to initialize positions_needed.
4035 (check_mem_read_rtx): Use unsigned HOST_WIDE_INT on mask. Call
4036 lowpart_bitmask to set mask.
4038 2008-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
4040 * config/bfin/constraints.md: New file.
4041 * config/bfin/bfin.md: Include it.
4042 (adddi3): Use satisfies_constraint functions instead of the old macros.
4043 * config/bfin/bfin.h (REG_CLASS_FROM_LETTER, CONSTRAINT_LEN,
4044 CONST_18UBIT_IMM_P, CONST_16BIT_IMM_P, CONST_16UBIT_IMM_P,
4045 CONST_7BIT_IMM_P, CONST_7NBIT_IMM_P, CONST_5UBIT_IMM_P,
4046 CONST_4BIT_IMM_P, CONST_4UBIT_IMM_P, CONST_3BIT_IMM_P,
4047 CONST_3UBIT_IMM_P, CONST_OK_FOR_K, CONST_OK_FOR_P, CONST_OK_FOR_M,
4048 CONST_OK_FOR_CONSTRAINT_P, CONST_DOUBLE_OK_FOR_LETTER,
4049 EXTRA_CONSTRAINT): Delete.
4050 * config/bfin/predicates.md (highbits_operand, reg_or_7bit_operand,
4051 reg_or_neg7bit_operand): Use satisfies_constraint functions instead
4053 * config/bfin/bfin.c: Include "tm-constrs.h".
4054 (bfin_secondary_reload, split_load_immediate, bfin_rtx_costs):
4055 Use satisfies_constraint functions instead of the old macros.
4056 * doc/md.texi (Blackfin Constraints): Update file name reference.
4058 2008-04-11 Richard Guenther <rguenther@suse.de>
4060 PR tree-optimization/35869
4061 * tree-vrp.c (execute_vrp): Move switch statement update after
4062 jump threading. Schedule another cfg cleanup run.
4064 2008-04-11 Volker Reichelt <v.reichelt@netcologne.de>
4067 * attribs.c (decl_attributes): Return early on errorneous node.
4069 2008-04-10 Oleg Ryjkov <olegr@google.com>
4071 * tree.h (struct tree_base): Added a new flag default_def_flag.
4072 (SSA_NAME_IS_DEFAULT_DEF): Changed to use the new flag.
4074 2008-04-11 Kaz Kojima <kkojima@gcc.gnu.org>
4076 * config.gcc (need_64bit_hwint): Need 64bit hwint for sh-*-*.
4078 2008-04-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4081 * pa.md: Define mode iterator P. Define mode attribute dwc.
4082 (dcacheflush): Update pattern to use iterator P and attribute dwc.
4083 (icacheflush): Likewise.
4084 * pa.h (INITIALIZE_TRAMPOLINE): Use dcacheflushsi/icacheflushsi if
4085 !TARGET_64BIT, and dcacheflushdi/icacheflushdi if TARGET_64BIT.
4087 2008-04-11 Ben Elliston <bje@au.ibm.com>
4089 * config/spu/spu.c (spu_init_builtins): Mark builtins as nothrow.
4091 2008-04-10 Rafael Espindola <espindola@google.com>
4093 * tree-vrp.c (extract_range_from_binary_expr): Don't handle
4094 TRUTH_ANDIF_EXPR or TRUTH_ORIF_EXPR.
4095 (extract_range_from_expr): The same.
4097 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
4099 * config/mips/mips.md (GPR2): New mode iterator.
4101 (*seq_<mode>, *seq_<mode>_mips16, *sne_<mode>, *sgt<u>_<mode>,
4102 *sgt<u>_<mode>_mips16, *sge<u>_<mode>, *slt<u>_<mode>,
4103 *slt<u>_<mode>_mips16 *sle<u>_<mode>, *sle<u>_<mode>_mips16):
4104 Rewrite these to take two modes, the mode of comparison and the
4105 mode of the destination.
4106 * config/mips/mips.c (mips_expand_scc): Instead of having
4107 paradoxical subreg as destination, expand "narrowing" scc if mode
4108 of comparison is SI and target is requested in DI mode.
4109 (mips_emit_int_order_test): Update comment. Make mode of
4110 comparison match CMP0 rather than TARGET. When creating inverse
4111 target use mode of TARGET.
4113 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
4115 * gcov-dump.c (tag_summary): Only print summaries for the first
4116 GCOV_COUNTERS_SUMMABLE counters.
4118 2008-04-10 Uros Bizjak <ubizjak@gmail.com>
4120 * config/i386/i386.md (absneg): New code iterator.
4121 (absnegprefix): New code attribute.
4122 (<code><mode>2): Macroize expander from abs<mode>2 and neg<mode>2
4123 patterns using absneg code iterator.
4124 (<code>tf2): Macroize expander from abstf2 and negtf2 patterns
4125 using absneg code iterator.
4126 (*<code><mode>2_1): Macroize insn pattern from *abs<mode>2_1 and
4127 *neg<mode>2 patterns using absneg code iterator.
4128 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
4129 *negextendsfdf2 patterns using absneg code iterator.
4130 (*<code>extendsfxf2): Macroize insn pattern from *absextendsfxf2 and
4131 *negextendsfxf2 patterns using absneg code iterator.
4132 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
4133 *negextendsfdf2 patterns using absneg code iterator.
4134 * config/i386/sse.md (<code><mode>2): Macroize expander from
4135 abs<mode>2 and neg<mode>2 patterns using absneg code iterator.
4137 2008-04-10 Andreas Krebbel <krebbel1@de.ibm.com>
4139 * config/s390/s390.h: Remove the remains of the recent search
4140 & replace action of current_function_outgoing_args_size.
4142 2008-04-10 Ira Rosen <irar@il.ibm.com>
4144 PR tree-optimization/35821
4145 * tree-vect-transform.c (vect_create_data_ref_ptr): Add check that
4146 NEW_STMT_LIST is not NULL.
4148 2008-04-09 David Edelsohn <edelsohn@gnu.org>
4151 * toplev.c (process_options): Remove -ffunction-sections debugging
4154 2008-04-09 Peter Bergner <bergner@vnet.ibm.com>
4156 PR middle-end/PR28690
4157 * explow.c (break_out_memory_refs): Use simplify_gen_binary rather
4158 than gen_rtx_fmt_ee to perform more canonicalizations.
4160 2008-04-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4163 * collect2.c (write_c_file): Don't wrap in "#ifdef __cplusplus".
4165 2008-04-09 Richard Guenther <rguenther@suse.de>
4167 * tree-cfg.c (verify_stmt): Print complete bogus stmt.
4168 (dump_function_to_file): Dump function arguments with types.
4170 2008-04-08 Richard Guenther <rguenther@suse.de>
4172 * fold-const.c (fold_widened_comparison): Do not allow
4173 sign-changes that change the result.
4175 2008-04-08 Janis Johnson <janis187@us.ibm.com>
4178 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle additional
4179 kinds of indirect references.
4181 2008-04-08 David Edelsohn <edelsohn@gnu.org>
4183 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Update
4184 GNU Fortran language string.
4186 2008-04-08 Rafael Espindola <espindola@google.com>
4188 * fold-canst.c (tree_call_nonnegative_warnv_p): New.
4189 (tree_invalid_nonnegative_warnv_p): Use tree_call_nonnegative_warnv_p.
4190 * tree.h (tree_call_nonnegative_warnv_p): New.
4192 2008-04-08 Jan Hubicka <jh@suse.cz>
4194 * function.c (free_after_compilation): Clear out regno_reg_rtx
4197 2008-04-08 Peter Bergner <bergner@vnet.ibm.com>
4200 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
4202 PR middle-end/PR28690
4203 * rtlanal.c: (commutative_operand_precedence): Give SYMBOL_REF's the
4204 same precedence as REG_POINTER and MEM_POINTER operands.
4206 2008-04-08 Richard Guenther <rguenther@suse.de>
4209 * tree-ssa-address.c (create_mem_ref): Use POINTER_PLUS_EXPR
4210 for adding index to base.
4212 2008-04-08 Kai Tietz <kai.tietz@onevision.com>
4214 * config/i386/mingw32.h (ENABLE_EXECUTE_STACK): New.
4215 (MINGW_ENABLE_EXECUTE_STACK): New.
4216 (IN_LIBGCC2): For libgcc include windows.h file for
4217 function declarations.
4219 2008-04-08 Hans-Peter Nilsson <hp@axis.com>
4221 * config/cris/cris.c (cris_address_cost): For a PLUS, swap tem1
4222 and tem2 if tem1 is not a REG or MULT.
4224 2008-04-08 Jan Hubicka <jh@suse.cz>
4226 * function.h (incomming_args): Break out of struct function.
4227 (function_subsections): Break out of struct function.
4228 (rtl_data): Add args, subsections fields. Break out outgoing_args_size,
4229 return_rtx and hard_reg_initial_vals from struct function.
4230 Kill inl_max_label_num.
4231 (current_function_pops_args, current_function_args_info,
4232 current_function_args_size, current_function_args_size,
4233 current_function_pretend_args_size,
4234 current_function_outgoing_args_size,
4235 current_function_internal_arg_pointer, current_function_return_rtx):
4236 Kill compatibility accestor macros.
4237 * builtins.c (expand_builtin_apply_args_1): Update.
4238 (expand_builtin_next_arg): Update.
4239 * df-scan.c (df_get_call_refs): Update.
4240 * dbxout.c (dbxout_function_end): Update.
4241 * dwarf2out.c (dwarf2out_switch_text_section): Update.
4242 (output_line_info): Update.
4243 (secname_for_decl): Update.
4244 (dwarf2out_var_location): Update.
4245 * function.c (free_after_compilation): Update.
4246 (assign_parm_find_stack_rtl): Update.
4247 (assign_parms): Update.
4248 (expand_dummy_function_end): Update.
4249 (expand_function_end): Update.
4250 * calls.c (mem_overlaps_already_clobbered_arg_p): Update.
4251 (expand_call): Update.
4252 (emit_library_call_value_1): Update.
4253 (store_one_arg): Update.
4254 * varasm.c (initialize_cold_section_name): Update.
4255 (unlikely_text_section): Update.
4256 (unlikely_text_section_p): Update.
4257 (assemble_start_function): Update.
4258 (assemble_end_function): Update.
4259 (default_section_type_flags): Update.
4260 (switch_to_section): Update.
4261 * integrate.c (set_decl_abstract_flags): Update.
4262 (get_hard_reg_initial_val): Update.
4263 (has_hard_reg_initial_val): Update.
4264 (allocate_initial_values): Update.
4265 * resource.c (init_resource_info): Update.
4266 * config/alpha/alpha.c (NUM_ARGS): Update.
4267 (direct_return): Update.
4268 (alpha_va_start): Update.
4269 (alpha_sa_size): Update.
4270 (alpha_initial_elimination_offset): Update.
4271 (alpha_expand_prologue): Update.
4272 (alpha_start_function): Update.
4273 (alpha_expand_epilogue): Update.
4274 (unicosmk_initial_elimination_offset):
4275 * config/alpha/alpha.md (call expander): Update.
4276 * config/s390/s390.c (s390_register_info): Update.
4277 (s390_register_info): Update.
4278 (s390_frame_info): Update.
4279 (s390_initial_elimination_offset): Update.
4280 (s390_build_builtin_va_list): Update.
4281 (s390_va_start): Update.
4282 * config/spu/spu.c (direct_return): Update.
4283 (spu_expand_prologue): Update.
4284 (spu_initial_elimination_offset): Update.
4285 (spu_build_builtin_va_list): Update.
4286 (spu_va_start): Update.
4287 * config/sparc/sparc.c (sparc_init_modes): Update.
4288 (sparc_compute_frame_size): Update.
4289 (function_value): Update.
4290 * config/m32r/m32r.c (m32r_compute_frame_size): Update.
4291 * config/i386/i386.md (return expander): Update.
4292 * config/i386/i386.c (ix86_va_start): Update.
4293 (ix86_can_use_return_insn_p): Update.
4294 (ix86_compute_frame_layout): Update.
4295 (ix86_expand_epilogue): Update.
4296 * config/sh/sh.c (output_stack_adjust): Update.
4297 (calc_live_regs): Update.
4298 (sh_expand_prologue): Update.
4299 (sh_builtin_saveregs): Update.
4300 (sh_va_start): Update.
4301 (initial_elimination_offset): Update.
4302 (sh_allocate_initial_value): Update.
4303 (sh_function_ok_for_sibcall): Update.
4304 (sh_get_pr_initial_val): Update.
4305 * config/sh/sh.md (return expander): Update.
4306 * config/avr/avr.c (frame_pointer_required_p): UPdate.
4307 * config/crx/crx.c (crx_compute_frame): UPdate.
4308 (crx_initial_elimination_offset): UPdate.
4309 * config/xtensa/xtensa.c (compute_frame_size): Update
4310 (xtensa_builtin_saveregs): Update.
4311 (xtensa_va_start): Update.
4312 (order_regs_for_local_alloc): Update.
4313 * config/stormy16/stormy16.c (xstormy16_compute_stack_layout): Update.
4314 (xstormy16_expand_builtin_va_start): Update.
4315 * config/fr30/fr30.c (fr30_compute_frame_size): Update.
4316 * config/m68hc11/m68hc11.md (return expanders): Update.
4317 * config/m68hc11/m68hc11.c (expand_prologue): Update.
4318 (expand_epilogue): Update.
4319 * config/cris/cris.c (cris_initial_frame_pointer_offset): Update.
4320 (cris_simple_epilogue): Update.
4321 (cris_expand_prologue): Update.
4322 (cris_expand_epilogue): Update.
4323 * config/iq2000/iq2000.c (iq2000_va_start): Update.
4324 (compute_frame_size): Update.
4325 * config/mt/mt.c (mt_compute_frame_size): Update.
4326 * config/mn10300/mn10300.c (expand_prologue): Update.
4327 (expand_epilogue): Update.
4328 (initial_offset): Update.
4329 (mn10300_builtin_saveregs):
4330 * config/mn10300/mn10300.md (return expander): Update.
4331 * config/ia64/ia64.c (ia64_compute_frame_size): Update.
4332 (ia64_initial_elimination_offset): Update.
4333 (ia64_initial_elimination_offset): Update.
4334 (ia64_expand_prologue): Update.
4335 * config/m68k/m68k.md (return expander): Update.
4336 * config/rs6000/rs6000.c (rs6000_va_start): Update.
4337 (rs6000_stack_info): Update.
4338 * config/mcore/mcore.c (layout_mcore_frame): Update.
4339 (mcore_expand_prolog): Update.
4340 * config/arc/arc.c (arc_compute_frame_size): Update.
4341 * config/score/score3.c (score3_compute_frame_size): Update.
4342 * config/score/score7.c (score7_compute_frame_size): Update.
4343 * config/arm/arm.c (use_return_insn): Update.
4344 (thumb_find_work_register): Update.
4345 (arm_compute_save_reg_mask): Update.
4346 (arm_output_function_prologue): Update.
4347 (arm_output_epilogue): Update.
4348 (arm_size_return_regs): Update.
4349 (arm_get_frame_offsets): Update.
4350 (arm_expand_prologue): Update.
4351 (thumb_exit): Update.
4352 (thumb_unexpanded_epilogue): Update.
4353 (thumb1_output_function_prologue): Update.
4354 * config/pa/pa.md (return expander): Update.
4355 * config/pa/pa.c (compute_frame_size): Update.
4356 (hppa_builtin_saveregs): Update.
4357 * config/mips/mips.c (mips_va_start): Update.
4358 (mips16_build_function_stub): Update.
4359 (mips_compute_frame_info): Update.
4360 (mips_restore_gp): Update.
4361 (mips_output_function_prologue): Update.
4362 (mips_expand_prologue): Update.
4363 * config/v850/v850.c (compute_frame_size): Update.
4364 (expand_prologue): * config/mmix/mmix.c (along): update.
4365 (mmix_initial_elimination_offset): update.
4366 (mmix_reorg): update.
4367 (mmix_use_simple_return): update.
4368 (mmix_expand_prologue): update.
4369 (mmix_expand_epilogue): Update.
4370 * config/bfin/bfin.c (bfin_initial_elimination_offset): Update.
4371 (emit_link_insn): Update.
4373 2008-04-08 Anatoly Sokolov <aesok@post.ru>
4375 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Define
4376 __AVR_HAVE_EIJMP_EICALL__ macro if device have EIJMP and EICALL
4378 * config/avr/avr.c (avr_mcu_types): Set AVR31 architecture for
4381 2008-04-07 Jan Hubicka <jh@suse.cz>
4383 * function.h (rtl): Rename to x_rtl.
4385 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
4386 frame_offset, stack_check_probe_note, arg_pointer_save_area,
4387 used_temp_slots avail_temp_slots, temp_slot_level,
4388 nonlocal_goto_handler_labels): Update accesstors.
4389 (rtl): New global variable.
4390 (struct function): Move some fileds to rtl_data.
4391 (get_arg_pointer_save_area): Update prototype.
4392 * builtins.c (expand_builtin_setjmp_receiver): Update call of
4393 get_arg_pointer_save_area.
4394 * expr.c (init_expr): Update
4395 * function.c (get_frame_size): Update
4396 (assign_stack_local): Update
4397 (expand_function_end): Update.
4398 (get_art_pointer_save_area): Update
4400 * emit-rtl.c (rtl): Declare.
4401 (regno_reg_rtx): Declare.
4402 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
4404 (gen_reg_rtx): Update.
4405 * varasm.c (n_deferred_constatns): Update accestor.
4406 (init_varasm_status): Do not allocate varasm_status.
4407 (force_const_mem, get_pool_size, output_constant_pool): Update.
4408 * stmt.c (force_label_rtx): Do not use x_ prefixes.
4409 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
4410 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Update.
4411 * sparc/sparc.h (INIT_EXPANDERS): Update.
4412 * ia64/ia64.h (INIT_EXPANDERS): Update.
4414 2008-04-07 James E. Wilson <wilson@tuliptree.org>
4416 * reload.c (push_secondary_reload): Add missing break to for loop.
4418 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
4420 PR middle-end/PR28690
4421 * rtlanal.c: Update copyright years.
4422 (commutative_operand_precedence): Give SYMBOL_REF's the same precedence
4423 as REG_POINTER and MEM_POINTER operands.
4424 * emit-rtl.c (gen_reg_rtx_and_attrs): New function.
4425 (set_reg_attrs_from_value): Call mark_reg_pointer as appropriate.
4426 * rtl.h (gen_reg_rtx_and_attrs): Add prototype for new function.
4427 * gcse.c: Update copyright years.
4428 (pre_delete): Call gen_reg_rtx_and_attrs.
4429 (hoist_code): Likewise.
4430 (build_store_vectors): Likewise.
4431 (delete_store): Likewise.
4432 * loop-invariant.c (move_invariant_reg): Likewise.
4433 Update copyright years.
4435 2008-04-07 Uros Bizjak <ubizjak@gmail.com>
4437 * config/i386/i386.md ("*sse_prologue_save_insn"): Use braced output
4438 control string instead of quoted.
4440 2008-04-07 Kenneth Zadeck <zadeck@naturalbridge.com>
4442 * doc/rtl.texi: Rewrite of subreg section.
4444 2008-04-07 Kai Tietz <kai.tietz@onevision.com>
4447 * config/i386/i386.c (legitimize_pic_address): Add treating
4448 of dllimport SYM_REF's.
4449 (legitimize_dllimport_symbol): Add prototype.
4451 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
4453 * fold-const.c (fold) <ARRAY_REF>: New case. Try to fold constant
4454 reference in constructor with non self-referential type.
4456 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
4458 Removal of Return with Depressed Stack Pointer support
4459 * tree.h (TYPE_RETURNS_STACK_DEPRESSED): Delete.
4460 (ECF_SP_DEPRESSED): Likewise.
4461 (ECF_LIBCALL_BLOCK, ECF_NOVOPS): Adjust.
4462 * calls.c (emit_call_1): Do not test ECF_SP_DEPRESSED.
4463 (flags_from_decl_or_type): Do not test TYPE_RETURNS_STACK_DEPRESSED.
4464 (expand_call): Do not test ECF_SP_DEPRESSED.
4465 * dse.c (dse_step0): Do not test TYPE_RETURNS_STACK_DEPRESSED.
4466 * function.c (keep_stack_depressed): Delete.
4467 (handle_epilogue_set): Likewise.
4468 (update_epilogue_consts): Likewise.
4469 (emit_equiv_load): Likewise.
4470 (thread_prologue_and_epilogue_insns): Remove support for Return with
4471 Depressed Stack Pointer.
4472 * print-tree.c (print_node): Do not test TYPE_RETURNS_STACK_DEPRESSED.
4474 2008-04-06 Richard Guenther <rguenther@suse.de>
4476 PR tree-optimization/35400
4477 * tree-vrp.c (vrp_evaluate_conditional): Only query value-range
4478 information from SSA_NAMEs.
4480 2008-04-06 Anatoly Sokolov <aesok@post.ru>
4482 * config/avr/avr.h (avr_mega_p): Remove declaration.
4483 (AVR_MEGA): Remove macro.
4484 * config/avr/avr.c (avr_mega_p): Remove variable.
4485 (avr_override_options): Remove inicializion of avr_mega_p.
4486 Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
4487 (print_operand): Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
4488 (avr_jump_mode): (Ditto.).
4489 (avr_output_progmem_section_asm_op): (Ditto.).
4490 (avr_asm_init_sections): (Ditto.).
4491 (avr_asm_init_sections): (Ditto.).
4492 (avr_rtx_costs): (Ditto.).
4493 * config/avr/avr.md: (Ditto.).
4494 * config/avr/avr.h: Use '__AVR_HAVE_JMP_CALL__' instead of
4497 2008-04-06 Richard Guenther <rguenther@suse.de>
4499 PR tree-optimization/35842
4500 * tree-ssa-address.c (fixed_address_object_p): Adjust to match
4501 is_gimple_invariant_address.
4503 2008-04-06 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
4505 * gcc.c (default_compilers): Sync Fortran extensions list with
4506 that in fortran/lang-specs.h.
4507 * doc/invoke.texi: Likewise.
4508 * dbxout.c (get_lang_number): Use "GNU Fortran" in "GNU F95".
4509 * dwarf2out.c (gen_compile_unit_die): Likewise.
4511 2008-04-06 Tom G. Christensen <tgc@jupiterrise.com>
4513 * gthr-posix95.h (__gthread_cond_wait_recursive): Add missing &.
4515 2008-04-05 Uros Bizjak <ubizjak@gmail.com>
4518 * config/i386/i386.c (ix86_function_regparm): Error if regparm(3)
4519 attribute is used for nested functions.
4521 2008-04-05 Jan Hubicka <jh@suse.cz>
4523 * emit-rtl.c (init_emit): xcalloc regno_pointer_align.
4525 * tree-dump.c (dump_enable_all): Remove prototype; do not accept
4527 (dump_files): Update.
4528 (enable_rtl_dump_file): Do not accept letter argument.
4529 * tree-pass.h (dump_file_info): Remove letter argument.
4530 * toplev.c (decode_d_option): Update -da handling.
4531 * toplev.h (enable_rtl_dump_file): Update prototype.
4532 * passes.c (register_one_dump_file): Do not accept IPA argument; work
4533 it out based on pass type.
4534 (register_dump_files_1): Likewise.
4535 (init_optimization_passes): Update register_one_dump_file calls.
4536 (execute_one_pass): Sanity check that IPA passes are called at IPA
4537 level and RTL passes at RTL level.
4538 (execute_pass_list): IPA pass can not be after or subpass of
4540 (execute_ipa_pass_list): Handle IPA subpasses of IPA subpasses and
4541 disallov RTL subpasses of IPA subpasses.
4543 2008-04-05 Ben Elliston <bje@au.ibm.com>
4545 * tree-cfg.c (need_fake_edge_p): Return false for calls to
4546 builtins that return exactly once and do not throw. Cache call to
4549 2008-04-04 Andy Hutchinson <hutchinsonandy@aim.com>
4551 PR rtl-optimization/34916
4553 * combine.c (create_log_links): Do not create duplicate LOG_LINKS
4554 between instruction pairs.
4556 2008-04-04 Naveen.H.S <naveen.hs@kpitcummins.com>
4558 * doc/invoke.texi: Document -mbitops for SH.
4559 * config/sh/constraints.md (K03, K12, Sbv, Sbw): New constraints.
4560 * config/sh/predicates.md (bitwise_memory_operand): New predicate.
4561 * config/sh/sh.c (print_operand): Add %t operand code.
4562 * config/sh/sh.h (GO_IF_LEGITIMATE_INDEX): Add condition for SH2A.
4563 * config/sh/sh.md (*iorsi3_compact): Fix condition for SH2A.
4564 (extendqisi2_compact): Add the alternative for SH2A 4-byte mov.b.
4565 (extendqihi2): Likewise.
4566 (movqi_i): Likewise.
4567 (insv): Use bset, bclr and bst instructions for SH2A if possible.
4568 (extv): Use bld instruction for SH2A if possible.
4570 (bclr_m2a, bclrmem_m2a, bset_m2a, bsetmem_m2a, bst_m2a, bld_m2a,
4571 bldsign_m2a, bld_reg, *bld_regqi, band_m2a, bandreg_m2a,
4572 bor_m2a, borreg_m2a, bxor_m2a, bxorreg_m2a): New insns.
4573 (bset.b, bclr.b): Define peepholes.
4574 * config/sh/sh.opt (mbitops): New option.
4576 2008-04-04 Janis Johnson <janis187@us.ibm.com>
4579 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle indirect ref
4580 and view convert expression.
4582 2008-04-04 Jakub Jelinek <jakub@redhat.com>
4585 * tree-cfg.c (remove_useless_stmts_1): Handle OMP_* containers.
4587 2008-04-04 H.J. Lu <hongjiu.lu@intel.com>
4589 * config.gcc (extra_headers): Add wmmintrin.h for x86 and x86-64.
4591 * config/i386/cpuid.h (bit_AES): New.
4592 (bit_PCLMUL): Likewise.
4594 * config/i386/i386.c (pta_flags): Add PTA_AES and PTA_PCLMUL.
4595 (override_options): Handle PTA_AES and PTA_PCLMUL. Enable
4596 SSE2 if AES or PCLMUL is enabled.
4597 (ix86_builtins): Add IX86_BUILTIN_AESENC128,
4598 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
4599 IX86_BUILTIN_AESDECLAST128, IX86_BUILTIN_AESIMC128,
4600 IX86_BUILTIN_AESKEYGENASSIST128 and IX86_BUILTIN_PCLMULQDQ128.
4601 (bdesc_sse_3arg): Add IX86_BUILTIN_PCLMULQDQ128.
4602 (bdesc_2arg): Add IX86_BUILTIN_AESENC128,
4603 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
4604 IX86_BUILTIN_AESDECLAST128 and IX86_BUILTIN_AESKEYGENASSIST128.
4605 (bdesc_1arg): Add IX86_BUILTIN_AESIMC128.
4606 (ix86_init_mmx_sse_builtins): Define __builtin_ia32_aesenc128,
4607 __builtin_ia32_aesenclast128, __builtin_ia32_aesdec128,
4608 __builtin_ia32_aesdeclast128,__builtin_ia32_aesimc128,
4609 __builtin_ia32_aeskeygenassist128 and
4610 __builtin_ia32_pclmulqdq128.
4611 * config/i386/i386.c (ix86_expand_binop_imm_builtin): New.
4612 (ix86_expand_builtin): Use it for IX86_BUILTIN_PSLLDQI128 and
4613 IX86_BUILTIN_PSRLDQI128. Handle IX86_BUILTIN_AESKEYGENASSIST128.
4615 * config/i386/i386.h (TARGET_AES): New.
4616 (TARGET_PCLMUL): Likewise.
4617 (TARGET_CPU_CPP_BUILTINS): Handle TARGET_AES and TARGET_PCLMUL.
4619 * config/i386/i386.md (UNSPEC_AESENC): New.
4620 (UNSPEC_AESENCLAST): Likewise.
4621 (UNSPEC_AESDEC): Likewise.
4622 (UNSPEC_AESDECLAST): Likewise.
4623 (UNSPEC_AESIMC): Likewise.
4624 (UNSPEC_AESKEYGENASSIST): Likewise.
4625 (UNSPEC_PCLMUL): Likewise.
4627 * config/i386/i386.opt (maes): New.
4628 (mpclmul): Likewise.
4630 * config/i386/sse.md (aesenc): New pattern.
4631 (aesenclast): Likewise.
4633 (aesdeclast): Likewise.
4635 (aeskeygenassist): Likewise.
4636 (pclmulqdq): Likewise.
4638 * config/i386/wmmintrin.h: New.
4640 * doc/extend.texi: Document AES and PCLMUL built-in function.
4642 * doc/invoke.texi: Document -maes and -mpclmul.
4644 2008-04-04 Paolo Bonzini <bonzini@gnu.org>
4646 * function.c (free_after_parsing): Replace with
4647 cxx_push_function_context from C++ front-end.
4648 (allocate_struct_function): Don't call langhook.
4649 * langhooks.h (struct lang_hooks_for_functions): Delete.
4650 (struct lang_hooks): Add back missing_noreturn_ok_p here, delete
4652 * langhooks-def.h (LANG_HOOKS_MISSING_NORETURN_OK_P): Add.
4653 (LANG_HOOKS_FUNCTION_INIT, LANG_HOOKS_FUNCTION_FINAL,
4654 LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P,
4655 LANG_HOOKS_FUNCTION_INITIALIZER): Delete.
4656 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_MISSING_NORETURN_OK_P,
4657 remove LANG_HOOKS_FUNCTION_INITIALIZER.
4658 * tree-cfg.c: Adjust call to missing_noreturn_ok_p langhook.
4660 * c-objc-common.h (LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P):
4661 Rename to LANG_HOOKS_MISSING_NORETURN_OK_P.
4663 2008-04-04 Jakub Jelinek <jakub@redhat.com>
4666 * c-pretty-print.c (pp_c_initializer_list): Handle CONSTRUCTOR
4669 2008-04-04 Richard Guenther <rguenther@suse.de>
4672 * fold-const.c (optimize_minmax_comparison): Use the correct
4673 type for the constant in the simplified comparison.
4675 2008-04-04 Zuxy Meng <zuxy.meng@gmail.com>
4677 * config/i386/driver-i386.c (describe_cache): Add l2_sizekb argument.
4678 Pass L2 size as "--param l2-cache-size" to the compiler.
4679 (decode_l2_cache): New function to decode L2 cache parameters using
4680 0x8000006 extended cpuid function.
4681 (detect_caches_amd): Determine parameters of L2 cache using
4682 decode_l2_caches function.
4683 (decode_caches_intel): Decode L2 cache parameters.
4684 (detect_caches_intel): Determine L2 cache parameters using
4685 decode_caches_intel and decode_l2_caches functions.
4687 2008-04-03 Bob Wilson <bob.wilson@acm.org>
4689 * config/xtensa/xtensa.c (xtensa_secondary_reload_class): Use a
4690 secondary input reload for subword loads from the constant pool.
4692 2008-04-03 Janis Johnson <janis187@us.ibm.com>
4695 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Use integer
4696 constants of the appropriate size for runtime calculations.
4699 * dfp.c (decimal_from_decnumber): Retain trailing zeroes for
4700 decimal-float literal constant zero.
4702 2008-04-03 Jakub Jelinek <jakub@redhat.com>
4705 * c-parser.c (c_parser_omp_atomic): Call
4706 default_function_array_conversion on the RHS.
4709 * omp-low.c (scan_sharing_clauses) <case OMP_CLAUSE_SHARED>: Don't
4710 call is_variable_sized if decl has incomplete type.
4712 2008-04-03 H.J. Lu <hongjiu.lu@intel.com>
4714 * config/i386/i386-protos.h (ix86_aligned_p): Removed.
4716 2008-04-03 Adam Nemet <anemet@caviumnetworks.com>
4718 * config/mips/mips.md (any_gt, any_ge, any_lt, any_le): New code
4720 (u): Add attribute values for gt, gtu, ge, geu, lt, ltu, le and leu.
4721 (sgt<u>): Merge sgt and sgtu into new expander.
4722 (sgt, sgtu): Remove expanders.
4723 (*sgt<u>_<mode>): Merge *sgt_<mode> and *sgtu_<mode> into new pattern.
4724 (*sgt_<mode>, *sgtu_<mode>): Remove patterns.
4725 (*sgt<u>_<mode>_mips16): Merge *sgt_<mode>_mips16 and
4726 *sgtu_<mode>_mips16 into new pattern.
4727 (*sgt_<mode>_mips16, *sgtu_<mode>_mips16): Remove patterns.
4728 (sge<u>): Merge sge and sgeu into new expander.
4729 (sge, sgeu): Remove expanders.
4730 (*sge<u>_<mode>): Merge *sge_<mode> and second *sge_<mode> into
4732 (*sge_<mode>, second *sge_<mode>): Remove patterns.
4733 (slt<u>): Merge slt and sltu into new expander.
4734 (slt, sltu): Remove expanders.
4735 (*slt<u>_<mode>): Merge *slt_<mode> and *sltu_<mode> into new pattern.
4736 (*slt_<mode>, *sltu_<mode>): Remove patterns.
4737 (*slt<u>_<mode>_mips16): Merge *slt_<mode>_mips16 and
4738 *sltu_<mode>_mips16 into new pattern.
4739 (*slt_<mode>_mips16, *sltu_<mode>_mips16): Remove patterns.
4740 (sle<u>): Merge sle and sleu into new expander.
4741 (sle, sleu): Remove expanders.
4742 (*sle<u>_<mode>): Merge *sle_<mode> and *sleu_<mode> into new pattern.
4743 (*sle_<mode>, *sleu_<mode>): Remove patterns.
4744 (*sle<u>_<mode>_mips16): Merge *sle_<mode>_mips16 and
4745 *sleu_<mode>_mips16 into new pattern.
4746 (*sle_<mode>_mips16, *sleu_<mode>_mips16): Remove patterns.
4748 2008-04-03 Jan Hubicka <jh@suse.cz>
4750 PR tree-optimization/35795
4751 * alpha/alpha.c (alpha_output_mi_thunk_osf): Free after compilation.
4752 * sparc/sparc.c (sparc_output_mi_thunk): Likewise.
4753 * ia64/ia64.c (ia64_output_mi_thunk): Likewise.
4754 * m68k/m68k.c (m68k_output_mi_thunk): Likewise.
4755 * score/score3.c (score3_output_mi_thunk): Likewise.
4756 * score/score7.c (score7_output_mi_thunk): Likewise.
4757 * mips/mips.c (mips_output_mi_thunk): Likewise.
4759 2008-04-03 Richard Guenther <rguenther@suse.de>
4761 * tree-vrp.c (extract_range_from_unary_expr): Handle all
4762 conversions. Simplify code.
4764 2008-04-03 Kaz Kojima <kkojima@gcc.gnu.org>
4766 * config/sh/sh.c (sh_output_mi_thunk): Free cfun.
4768 2008-04-03 Tom Tromey <tromey@redhat.com>
4769 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4771 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
4772 * config/bfin/t-bfin-linux (generated_files): Add
4773 linux-sysroot-suffix.h.
4774 * doc/install.texi (Prerequisites): Require make 3.80.
4775 * doc/sourcebuild.texi (Front End Directory): Document new
4777 * Makefile.in (generated_files): New variable.
4778 (ALL_HOST_OBJS): New variable.
4779 ($(ALL_HOST_OBJS)): New target.
4781 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
4783 * tree-inline.c (copy_generic_body, copy_decl_no_change): Export.
4784 (remap_block): Call id->transform_lang_insert_block instead
4786 (optimize_inline_calls, unsave_expr_now, tree_function_versioning):
4787 Set id.transform_lang_insert_block to NULL.
4788 (clone_body): Move to cp/optimize.c
4789 * tree-inline.h (struct copy_body_data): Change
4790 transform_lang_insert_block to function pointer.
4791 (copy_generic_body, copy_decl_no_change): Export.
4792 * langhooks.h (struct lang_hooks_for_decls): Kill insert_block.
4793 * langhooks-def.h (LANG_HOOKS_INSERT_BLOCK): Kill.
4794 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_INSERT_BLOCK.
4796 * c-tree.h (insert_block): Kill.
4797 * c-decl.c (insert_block): Kill.
4799 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
4801 * c-objc-common.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
4802 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
4803 * c-tree.h (c_push_function_context, c_pop_function_context): Remove
4805 * c-decl.c (c_push_function_context, c_pop_function_context): Remove
4806 argument, call {push,pop}_function_context from here.
4807 * c-parser.c: Use c_{push,pop}_function_context.
4809 * function.c (push_function_context_to): Move meat ...
4810 (push_function_context): ... here. Simplify.
4811 * function.c (pop_function_context_from): Move meat ...
4812 (pop_function_context): ... here. Simplify.
4813 * langhooks.h (struct lang_hooks_for_functions): Remove enter_nested,
4815 * langhooks-def.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
4816 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
4817 (LANG_HOOKS_FUNCTION_INITIALIZER): Delete them from here.
4818 * tree.h (push_function_context_to, pop_function_context_from): Remove.
4820 2008-04-03 Ben Elliston <bje@au.ibm.com>
4822 * expmed.c (extract_force_align_mem_bit_field): Remove.
4824 2008-04-03 Richard Guenther <rguenther@suse.de>
4827 * expr.h (try_casesi): Adjust prototype.
4828 * expr.c (try_casesi): Take fallback label as extra parameter.
4829 Use that for gen_casesi if default_label is NULL.
4830 * stmt.c (expand_case): Pass fallback label to try_casesi,
4831 make sure to fill gaps with a fallback label if default_label
4834 2008-04-03 Dominique d'Humieres <dominiq@lps.ens.fr>
4837 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Free cfun.
4839 2008-04-03 Ben Elliston <bje@au.ibm.com>
4841 * expmed.c (extract_split_bit_field): Remove if (0) code.
4842 * tree-ssa-structalias.c (do_sd_constraint): Likewise.
4843 (do_ds_constraint): Likewise.
4845 2008-04-02 Joseph Myers <joseph@codesourcery.com>
4847 * doc/cppopts.texi (-dU): Document.
4848 * c-common.h (flag_dump_macros): Update comment.
4849 * c-opts.c (handle_OPT_d): Handle -dU.
4850 * c-ppoutput.c (macro_queue, define_queue, undef_queue,
4851 dump_queued_macros, cb_used_define, cb_used_undef): New.
4852 (init_pp_output): Handle -dU.
4853 (cb_line_change): Call dump_queued_macros.
4854 * toplev.c (decode_d_option): Accept -dU as preprocessor option.
4856 2008-04-02 Anatoly Sokolov <aesok@post.ru>
4858 * config/avr/predicates.md (io_address_operand): New predicate.
4859 * config/avr/avr-protos.h (avr_io_address_p): Remove declaration.
4860 * config/avr/avr.c (avr_io_address_p): Remove function.
4861 (out_movqi_r_mr): Use 'io_address_operand' predicate instead of
4862 'avr_io_address_p' function.
4863 (out_movhi_r_mr): (Ditto.).
4864 (out_movqi_mr_r): (Ditto.).
4865 (out_movhi_mr_r): (Ditto.).
4866 (avr_address_cost): (Ditto.).
4868 2008-04-02 Uros Bizjak <ubizjak@gmail.com>
4870 * config/i386/i386.md (*float<SSEMODEI24:mode><X87MODEF:mode>2_1):
4871 Emit gen_floatdi<X87MODEF:mode>2_i387_with_xmm for DImode values
4872 in 32bit mode when XMM registers are available to avoid store
4874 (floatdi<X87MODEF:mode>2_i387_with_xmm): New insn pattern and
4875 corresponding post-reload splitters.
4877 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
4879 * config/i386/i386.c (bdesc_sse_3arg): Add __builtin_ia32_shufps
4880 and __builtin_ia32_shufpd. Provide __builtin_ia32_roundsd and
4881 __builtin_ia32_roundss.
4882 (ix86_init_mmx_sse_builtins): Remove __builtin_ia32_shufps,
4883 __builtin_ia32_shufpd, __builtin_ia32_roundsd and
4884 __builtin_ia32_roundss.
4885 (ix86_expand_builtin): Don't handle IX86_BUILTIN_SHUFPS and
4886 IX86_BUILTIN_SHUFPD here.
4888 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
4890 * config/i386/i386.md (plogic): New.
4891 (plogicprefix): Likewise.
4893 * config/i386/mmx.md (mmx_<code><mode>3): New.
4894 (mmx_and<mode>3): Removed.
4895 (mmx_ior<mode>3): Likewise.
4896 (mmx_xor<mode>3): Likewise.
4898 * config/i386/sse.md (<code><mode>3): New.
4899 (*<code><mode>3): Likewise.
4900 (*<code><mode>3): Likewise.
4901 (<code><mode>3): Likewise.
4902 (*sse_<code><mode>3): Likewise.
4903 (*sse2_<code><mode>3): Likewise.
4904 (<code>tf3): Likewise.
4905 (*<code>tf3): Likewise.
4906 (and<mode>3): Likewise.
4907 (*and<mode>3): Likewise.
4908 (ior<mode>3): Removed.
4909 (*ior<mode>3): Likewise.
4910 (xor<mode>3): Likewise.
4911 (*xor<mode>3): Likewise.
4912 (*and<mode>3): Likewise.
4913 (*ior<mode>3): Likewise.
4914 (*xor<mode>3): Likewise.
4915 (and<mode>3): Likewise.
4916 (*sse_and<mode>3): Likewise.
4917 (*sse2_and<mode>3): Likewise.
4919 (*andtf3): Likewise.
4920 (ior<mode>3): Likewise.
4921 (*sse_ior<mode>3): Likewise.
4922 (*sse2_ior<mode>3): Likewise.
4924 (*iortf3): Likewise.
4925 (xor<mode>3): Likewise.
4926 (*sse_xor<mode>3): Likewise.
4927 (*sse2_xor<mode>3): Likewise.
4929 (*xortf3): Likewise.
4931 2008-04-02 Richard Guenther <rguenther@suse.de>
4933 PR tree-optimization/14495
4934 PR tree-optimization/34793
4935 * tree-vrp.c (struct switch_update): New structure.
4936 (to_remove_edges, to_update_switch_stmts): New VECs.
4937 (simplify_switch_using_ranges): New function. Remove not taken
4938 case labels and edges.
4939 (simplify_stmt_using_ranges): Call it.
4940 (identify_jump_threads): Mark edges we have queued for removal
4941 so we don't thread them.
4942 (execute_vrp): Remove edges queued for removal, update SWITCH_STMT
4944 * tree-cfg.c (group_case_labels): Deal with missing default label.
4945 (tree_verify_flow_info): Allow missing default label.
4946 * stmt.c (emit_case_bit_tests): Deal with NULL default_label.
4947 (emit_case_nodes): Likewise.
4948 (expand_case): Do not rely on the default label to be present.
4949 * expr.c (try_casesi): Deal with NULL default_label.
4950 (do_tablejump): Likewise.
4952 2008-04-02 Richard Guenther <rguenther@suse.de>
4954 PR tree-optimization/14495
4955 * tree-vrp.c (vrp_visit_cond_stmt): Do not handle
4956 SWITCH_EXPR here ...
4957 (vrp_visit_switch_stmt): ... but here (new function).
4958 (find_case_label_index): New helper function.
4959 (vrp_visit_stmt): Dispatch to vrp_visit_switch_stmt.
4961 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
4963 * fwprop.c: Fix ISO-C99ism.
4965 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
4968 * Makefile.in (objdir): Set it here.
4969 * configure.ac: Not here. Find dynamic linker characteristics.
4970 * exec-tool.in: Use them.
4971 * aclocal.m4: Regenerate.
4972 * configure: Regenerate.
4974 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
4976 * expr.c (expand_var): Delete it.
4977 * expr.h (expand_var): Delete prototype.
4978 * function.c (expand_function_start): Use expand_decl instead.
4979 * cfgexpand.c (expand_one_static_var, expand_one_var): Don't call
4982 2008-04-02 Andy Hutchinson <hutchinsonamdy@aim.com>
4984 PR rtl-optimization/35542
4985 * fwprop.c (forward_propagate_and_simplify): Replace
4986 loc_reg_mentioned_in_p with reg_mentioned_p.
4988 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
4990 PR rtl-optimization/35281
4991 * fwprop.c (PR_CAN_APPEAR, PR_HANDLE_MEM): New.
4992 (propagate_rtx_1): Handle PR_HANDLE_MEM.
4993 (propagate_rtx): Pass PR_HANDLE_MEM if appropriate.
4994 (varying_mem_p): Move above propagate_rtx.
4995 (all_uses_available_at): Do not check MEMs.
4997 2008-04-02 Rafael Espindola <espindola@google.com>
4999 * tree-vrp.c (extract_code_and_val_from_cond): Remove.
5000 (register_edge_assert_for_2): Split the cond argument.
5001 (register_edge_assert_for_1): Adjust for the change in
5002 register_edge_assert_for_2.
5003 (register_edge_assert_for): Split the cond argument.
5004 (find_switch_asserts): Adjust for the change in
5005 register_edge_assert_for.
5007 2008-04-02 Kai Tietz <kai.tietz@onevision.com>
5009 * config.gcc: Add for x86_64-*-mingw* the t-crtfm to tbuild.
5010 * config/i386/cygming.h (ASM_OUTPUT_DWARF_OFFSET): Add 8 byte
5011 offsets for 64-bit mingw.
5012 * config/i386/i386.c (ix86_pass_by_reference): Correct calling
5013 abi for x86_64-pc-mingw.
5015 2008-04-02 Richard Guenther <rguenther@suse.de>
5017 * tree-vrp.c (extract_range_from_assert): Make sure to not
5018 produce range min/max with TREE_OVERFOW set.
5019 If merging a anti-range and a range keep the anti-range if
5020 the range covers all values of the type.
5021 (register_edge_assert_for_2): Only allow sign-changing
5022 conversions in detecting canonical range checks. Also
5023 register an assert for the unsigned name if useful.
5025 PR tree-optimization/35787
5026 * tree-vrp.c (vrp_val_max): New function.
5027 (vrp_val_min): Likewise.
5028 (vrp_val_is_max): Move earlier, use vrp_val_{min,max}.
5029 (vrp_val_is_min): Likewise.
5030 (supports_overflow_infinity): Use vrp_val_{min,max}.
5031 (negative_overflow_infinity): Likewise.
5032 (positive_overflow_infinity): Likewise.
5033 (is_negative_overflow_infinity): Use vrp_val_is_{min,max}.
5034 (is_positive_overflow_infinity): Likewise.
5035 (is_overflow_infinity): Likewise.
5036 (avoid_overflow_infinity): Use vrp_val_{min,max} and
5037 vrp_val_is_{min,max}.
5038 (set_and_canonicalize_value_range): Canonicalize anti-ranges
5039 to ranges if possible. Avoid empty ranges.
5041 2008-04-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5044 * fold-const.c (get_pointer_modulus_and_residue): Return modulus 1 if
5045 the expression is a function address.
5047 2008-04-01 George Helffrich <george@gcc.gnu.org>
5049 PR fortran/35154, fortran/23057
5050 * dbxout.c: Emit .stabs debug info for Fortran COMMON block
5051 variables as base symbol name + offset using N_BCOMM/N_ECOMM.
5052 (is_fortran, dbxout_common_name, dbxout_common_check): New functions.
5053 (dbxout_symbol_location): Transform N_LCSYM to N_GSYM for storage
5055 (dbxout_syms): Check for COMMON-based symbol and wrap in
5056 N_BCOMM/N_ECOMM stab bracket, including as many symbols as possible
5057 in bracket for efficiency.
5059 * dwarf2out.c: Emit DWARF debug info for Fortran COMMON block
5060 using DW_TAG_common_block + member offset.
5061 (add_pubname_string): New function.
5062 (dw_expand_expr): New function to find block name and offset for
5064 (common_check): New function to check whether symbol in Fortran COMMON.
5065 (gen_variable_die): If COMMON, use DW_TAG_common_block.
5067 2008-04-01 Volker Reichelt <v.reichelt@netcologne.de>
5070 * c-format.c (init_dynamic_gfc_info): Ignore invalid locus type.
5072 2008-04-02 Ben Elliston <bje@au.ibm.com>
5074 * config/v850/v850.md (casesi): Remove if (0) code.
5075 * config/i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
5076 * config/alpha/alpha.c (alpha_initialize_trampoline): Likewise.
5078 2008-04-01 Uros Bizjak <ubizjak@gmail.com>
5080 * config/i386/i386.md (rex64suffix): New mode attribute.
5081 (floathi<mode>2): Disable expander for SSE math.
5082 (*floathi<mode>2_1): New insn insn_and_split pattern.
5083 (*floathi<mode>2_i387_with_temp): New macroized instruction pattern and
5084 corresponding post-reload splitters.
5085 (*floathi<mode>2_i387): New macroized insn pattern.
5086 (float<SSEMODEI24:mode><X87MODEF:mode>2): New macroized expander.
5087 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1): New macroized
5088 insn_and_split pattern.
5089 (*floatsi<mode>2_vector_mixed_with_temp, *floatsi<mode>2_vector_mixed):
5090 New macroized instruction patterns and corresponding post-reload
5092 (*floatsi<mode>2_mixed_with_temp): New macroized instruction pattern
5093 and corresponding post-reload splitters.
5094 (*floatsi<mode>2_mixed_interunit, *floatsi<mode>2_mixed_nointerunit):
5095 New macroized instruction patterns.
5096 (*floatsi<mode>2_vector_sse_with_temp, *floatsi<mode>2_vector_sse): New
5097 macroized instruction patterns and corresponding post-reload splitters.
5098 (*floatsi<mode>2_sse_with_temp): New macroized instruction pattern and
5099 corresponding post-reload splitters.
5100 (*floatsi<mode>2_sse_interunit, *floatsi<mode>2_mixed_nointerunit):
5101 New macroized instruction patterns.
5102 (*floatsi<mode>2_i387_with_temp): New macroized instruction pattern and
5103 corresponding post-reload splitters.
5104 (*floatsi<mode>2_i387): New macroized instruction patterns.
5106 2008-04-01 H.J. Lu <hongjiu.lu@intel.com>
5108 * config/i386/i386.md (smaxmin): New.
5109 (umaxmin): Likewise.
5110 (maxminiprefix): Likewise.
5111 (maxminfprefix): Likewise.
5112 (<code><mode>3): Likewise.
5113 (smin<mode>3): Removed.
5114 (smax<mode>3): Likewise.
5116 * config/i386/mmx.md (mmx_<code>v2sf3): New.
5117 (mmx_<code>v4hi3): Likewise.
5118 (mmx_<code>v8qi3): Likewise.
5119 (mmx_smaxv2sf3): Removed.
5120 (mmx_sminv2sf3): Likewise.
5121 (mmx_umaxv8qi3): Likewise.
5122 (mmx_smaxv4hi3): Likewise.
5123 (mmx_uminv8qi3): Likewise.
5124 (mmx_sminv4hi3): Likewise.
5126 * config/i386/sse.md (<addsub><mode>3): New.
5127 (*<addsub><mode>3): Likewise.
5128 (<sse>_vm<addsub><mode>3): Likewise.
5129 (<maxmin><mode>3): Likewise.
5130 (*<maxmin><mode>3_finite): Likewise.
5131 (*<maxmin><mode>3): Likewise.
5132 (<sse>_vm<maxmin><mode>3): Likewise.
5133 (sse3_h<addsub>v4sf3): Likewise.
5134 (sse3_h<addsub>v2df3): Likewise.
5135 (<maxmin>v16qi3): Likewise.
5136 (*<maxmin>v16qi3): Likewise.
5137 (<maxmin>v8hi3): Likewise.
5138 (*<maxmin>v8hi3): Likewise.
5139 (*sse4_1_<maxmin><mode>3): Likewise.
5140 (*sse4_1_<maxmin><mode>3): Likewise.
5141 (add<mode>3): Removed.
5142 (*add<mode>3): Likewise.
5143 (<sse>_vmadd<mode>3): Likewise.
5144 (sub<mode>3): Likewise.
5145 (*sub<mode>3): Likewise.
5146 (<sse>_vmsub<mode>3): Likewise.
5147 (smin<mode>3): Likewise.
5148 (*smin<mode>3_finite): Likewise.
5149 (*smin<mode>3): Likewise.
5150 (<sse>_vmsmin<mode>3): Likewise.
5151 (smax<mode>3): Likewise.
5152 (*smax<mode>3_finite): Likewise.
5153 (*smax<mode>3): Likewise.
5154 (<sse>_vmsmax<mode>3): Likewise.
5155 (sse3_haddv4sf3): Likewise.
5156 (sse3_haddv2df3): Likewise.
5157 (sse3_hsubv4sf3): Likewise.
5158 (sse3_hsubv2df3): Likewise.
5159 (umaxv16qi3): Likewise.
5160 (*umaxv16qi3): Likewise.
5161 (smaxv8hi3): Likewise.
5162 (*smaxv8hi3): Likewise.
5163 (*sse4_1_smax<mode>3): Likewise.
5164 (*sse4_1_umax<mode>3): Likewise.
5165 (uminv16qi3): Likewise.
5166 (*uminv16qi3): Likewise.
5167 (sminv8hi3): Likewise.
5168 (*sminv8hi3): Likewise.
5169 (*sse4_1_smin<mode>3): Likewise.
5170 (*sse4_1_umin<mode>3): Likewise.
5172 2008-04-01 Rafael Espindola <espindola@google.com>
5174 * tree-cfg.c (verify_expr): remove in_phi.
5175 (verify_stmt): Don't call walk_tree with verify_expr. Use
5176 is_gimple_min_invariant instead of is_gimple_val.
5178 2008-04-01 Joseph Myers <joseph@codesourcery.com>
5180 * doc/include/gpl_v3.texi: Update for manpage generation.
5181 * doc/gcc.texi, doc/gccint.texi: Include gpl_v3.texi instead of
5183 * doc/sourcebuild.texi: Document gpl_v3.texi as well as gpl.texi.
5184 * Makefile.in (TEXI_GCC_FILES, TEXI_GCCINT_FILES): Include
5185 gpl_v3.texi instead of gpl.texi.
5188 2008-04-01 Jakub Jelinek <jakub@redhat.com>
5191 * c-pch.c (c_common_read_pch): On error close (fd) resp. fclose (f).
5193 2008-04-01 Rafael Espindola <espindola@google.com>
5195 * tree-vrp.c (extract_code_and_val_from_cond_with_ops): New.
5196 (extract_code_and_val_from_cond): Use
5197 extract_code_and_val_from_cond_with_ops.
5199 2008-04-01 Jan Hubicka <jh@suse.cz>
5201 * function.c (free_after_compilation): Free epilogue_delay_list.
5202 (prepare_function_start): Assert that previous compilation was freed.
5204 2008-04-01 Jan Hubicka <jh@suse.cz>
5205 Jim Wilson <wilson@tuliptree.org>
5206 Andreas Tobler <andreast@gcc.gnu.org>
5209 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Use
5210 rtl.emit instead cfun->emit.
5211 * sparc/sparc.h (INIT_EXPANDERS): Likewise.
5212 * ia64/ia64.h (INIT_EXPANDERS): Likewise.
5214 2008-04-01 Ben Elliston <bje@au.ibm.com>
5216 * doc/c-tree.texi (Function Basics): Fix grammatical error.
5218 2008-03-31 Seongbae Park <seongbae.park@gmail.com>
5220 * common.opt (fprofile-dir=, fprofile-use=, fprofile-generate=):
5222 (fprofile-use): Add var flag_profile_use
5223 * coverage.c (coverage_begin_output): Do not open a gcno file for
5224 output only if -ftest-coverage is set.
5225 Do not add getpwd() to gcda file path.
5226 (build_gcov_info): Check the new flag
5227 flag_profile_datafile_relative_path.
5228 (coverage_init): Use profile_data_prefix.
5229 Read profile counter only if flag_profile_use is set.
5230 * opts.c (common_handle_option): New option fprofile-use=,
5231 fprofile-dir=, fprofile-generate=.
5232 * toplev.c (profile_data_prefix): New variable definition.
5233 * toplev.h (profile_data_prefix): New declaration.
5234 * doc/invoke.tex (Option Summary, Optimization Options):
5237 2008-03-31 James E. Wilson <wilson@tuliptree.org>
5239 * varasm.c (output_constant_pool_1): In LABEL_REF check,
5240 use tmp consistently.
5243 * config/ia64/div.md (recip_approx_rf): Use UNSPEC not DIV.
5244 * config/ia64/ia64.c (rtx_needs_barrier): Handle
5245 UNSPEC_FR_RECIP_APPROX_RES.
5246 * config/ia64/ia64.md (UNSPEC_FR_RECIP_APPROX_RES): Define.
5248 2008-03-31 Volker Reichelt <v.reichelt@netcologne.de>
5251 * c-decl.c (store_parm_decls_oldstyle): Skip invalid parameters.
5253 2008-03-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
5256 * fold-const.c (fold_indirect_ref_1): Support accessing non first
5257 element of the vector via a pointer.
5259 2008-03-31 Ian Lance Taylor <iant@google.com>
5261 * tlink.c (scan_linker_output): Look for symbol name in single quotes.
5263 2008-03-31 Jan Hubicka <jh@suse.cz>
5265 * builtins.c (expand_builtin_setjmp_receiver): Update call of
5266 get_arg_pointer_save_area.
5267 * expr.c (init_expr): Just clear out rtl.expr.
5268 * function.c (free_after_compilation): Clear out whole RTL structure.
5269 (get_func_frame_size): Merge into ...
5270 (get_frame_size): ... this one.
5271 (assign_stack_local_1): Merge into ...
5272 (assign_stack_local): ... this one.
5273 (expand_function_end): Update call of get_arg_pointer_save_area.
5274 (get_art_pointer_save_area): Remove cfun argument.
5275 * function.h (emit_status): regno_pointer_align does not need length
5276 attribute. Move x_regno_reg_rtx to ...
5277 (regno_reg_rtx): ... new global array.
5278 (reg_rtx_no, seq_stack, REGNO_POINTER_ALIGN): Update accestors.
5279 (pending_stack_adjust, inhibit_defer_pop, saveregs_value,
5280 apply_args_value, forced_labels, stack_pointer_delta):
5282 (struct varasm_status): Move here from varasm.c
5283 (struct rtl_data): New. Move here some fields from struct function.
5284 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
5285 frame_offset, stack_check_probe_note, arg_pointer_save_area,
5286 used_temp_slots avail_temp_slots, temp_slot_level,
5287 nonlocal_goto_handler_labels): Update accesstors.
5288 (rtl): New global variable.
5289 (struct function): Move some fileds to rtl_data.
5290 (get_arg_pointer_save_area): Update prototype.
5291 * emit-rtl.c (rtl): Declare.
5292 (regno_reg_rtx): Declare.
5293 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
5295 (gen_reg_rtx): Update.
5296 (init_virtual_regs): Do not tate emit_status argument.
5297 (init_emit): Do not allocate emit.
5298 * varasm.c (varasm_statuc): Move to function.h.
5299 (n_deferred_constatns): Update accestor.
5300 (init_varasm_status): Do not allocate varasm_status.
5301 (force_const_mem, get_pool_size, output_constant_pool): Update.
5302 * stmt.c (force_label_rtx): Do not use x_ prefixes.
5303 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
5305 2008-03-31 Zdenek Dvorak <ook@ucw.cz>
5307 PR rtl-optimization/35729
5308 * loop-invariant.c (check_maybe_invariant): Disallow volatile memory
5311 2008-03-31 H.J. Lu <hongjiu.lu@intel.com>
5314 * config/i386/i386.md (*movti_internal): Emit unaligned SSE
5315 load/store if memory is unaligned.
5316 (*movti_rex64): Likewise.
5318 * config/i386/predicates.md (misaligned_operand): New.
5320 2008-03-31 Andrew Pinski <pinskia@gmail.com>
5323 * tree-ssa-phiopt.c (conditional_replacement): Return early for
5326 2008-03-31 Jan Beulich <jbeulich@novell.com>
5328 * config/ia64/constraints.md: Add 'j' constraint.
5329 * config/ia64/ia64.md (movsi_internal): Add addp4 case.
5330 (movdi_internal): Likewise.
5332 2008-03-30 Volker Reichelt <v.reichelt@netcologne.de>
5335 * c-typeck.c (build_c_cast): Skip invalid fields in unions.
5337 2008-03-30 H.J. Lu <hongjiu.lu@intel.com>
5340 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Issue
5341 proper error message for the third argument on blendpd and
5344 * config/i386/sse.md (blendbits): New.
5345 (sse4_1_blendp<ssemodesuffixf2c>): Use it.
5347 2008-03-30 Eric Botcazou <ebotcazou@adacore.com>
5349 * fold-const.c (fold_binary) <BIT_IOR_EXPR>: Add missing conversions.
5351 2008-03-30 Richard Guenther <rguenther@suse.de>
5354 * fold-const.c (fold_sign_changed_comparison): Do leave
5355 conversions to base-types alone.
5357 2008-03-29 Andrew Pinski <andrew_pinski@playstation.sony.com>
5359 * config/rs6000/rs6000.c (rs6000_stack_info): Don't force saving of
5360 the link register if one altivec register is be saved.
5362 2008-03-30 Ben Elliston <bje@au.ibm.com>
5364 * final.c (final_scan_insn): Remove if (0) code.
5366 2008-03-28 Volker Reichelt <v.reichelt@netcologne.de>
5368 * c-parser.c (c_parser_next_token_is_keyword): Simplify.
5370 2008-03-28 H.J. Lu <hongjiu.lu@intel.com>
5372 * config/i386/sse.md (*and<mode>3): Pass <MODE>mode instead
5373 of V4SFmode to ix86_binary_operator_ok.
5375 2008-03-28 Uros Bizjak <ubizjak@gmail.com>
5377 * config/i386/i386.c (override_options): Initialize
5378 ix86_veclib_handler to ix86_veclibabi_svml when
5379 -mveclibabi=svml is used.
5380 (ix86_veclibabi_svml): New function for SVML ABI style
5381 vectorization support.
5382 * doc/invoke.texi (-mveclibabi) [svml]: Document new target option.
5384 2008-03-28 Rafael Espindola <espindola@google.com>
5386 * fold-const.c (tree_unary_nonnegative_warnv_p): Make it public.
5387 (tree_binary_nonnegative_warnv_p): Make it public.
5388 (tree_single_nonnegative_warnv_p): Make it public.
5389 (tree_invalid_nonnegative_warnv_p): Make it public.
5390 (tree_unary_nonzero_warnv_p): Make it public.
5391 (tree_binary_nonzero_warnv_p): Make it public
5392 (tree_single_nonzero_warnv_p): Make it public.
5393 * tree-vrp.c (vrp_evaluate_conditional_warnv_with_ops): New function.
5394 (extract_range_from_binary_expr): Split the expr argument.
5395 (extract_range_from_unary_expr): Split the expr argument.
5396 (extract_range_from_comparison): Split the expr argument.
5397 (extract_range_from_expr): Use the new aux functions.
5398 (vrp_evaluate_conditional_warnv): Use
5399 vrp_evaluate_conditional_warnv_with_ops.
5400 * tree.h (tree_unary_nonzero_warnv_p): Declare.
5401 (tree_binary_nonzero_warnv_p): Declare.
5402 (tree_single_nonzero_warnv_p): Declare.
5403 (tree_expr_nonzero_warnv_p): Declare.
5404 (tree_unary_nonnegative_warnv_p): Declare.
5405 (tree_binary_nonnegative_warnv_p): Declare.
5406 (tree_single_nonnegative_warnv_p): Declare.
5407 (tree_invalid_nonnegative_warnv_p): Declare.
5409 2008-03-28 Richard Guenther <rguenther@suse.de>
5411 PR tree-optimization/30317
5412 PR tree-optimization/30911
5413 PR tree-optimization/34793
5414 * tree-vrp.c (set_and_canonicalize_value_range): New function.
5415 (struct assert_locus_d): New member EXPR.
5416 (register_new_assert_for): Add EXPR parameter to support
5417 ASSERT_EXPR <name, expr OP limit>.
5418 (register_edge_assert_for_1): Adjust callers.
5419 (find_assert_locations): Likewise.
5420 (process_assert_insertions_for): Build condition from expression.
5421 (extract_range_from_assert): Handle ASSERT_EXPRs
5422 of the form ASSERT_EXPR <name, expr OP limit>.
5423 (register_edge_assert_for_2): New helper registering
5424 asserts for comparisons. Recognize range tests of the form
5425 (unsigned)i - CST1 OP CST2.
5426 (register_edge_assert_for_1): Use it.
5427 (register_edge_assert_for): Likewise.
5428 (needs_overflow_infinity): Integer sub-types
5429 do not need overflow infinities.
5430 (vrp_val_is_max): The extreme values of integer sub-types
5431 are those of the base type.
5432 (vrp_val_is_min): Likewise.
5433 * tree.def (ASSERT_EXPR): Document extra allowed conditional
5436 2008-03-28 Nick Clifton <nickc@redhat.com>
5439 * config/mn10300/mn10300.c (mn10300_secondary_reload_class):
5440 Return GENERAL_REGS for stack adjustment reloads.
5442 2008-03-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
5445 * config/rs6000/rs6000.c (rs6000_expand_vector_init): Create a
5446 const_vector when all the vectors are constant.
5448 2008-03-27 Bob Wilson <bob.wilson@acm.org>
5450 * config/xtensa/xtensa.c (gen_float_relational): Handle unordered
5452 * config/xtensa/xtensa.md (any_cond): Add unordered comparisons.
5453 (any_scc_sf): Add uneq, unlt, unle and unordered operators.
5455 (s<code>_sf): Use new scc_sf attribute for opcode names.
5457 2008-03-27 Tom Tromey <tromey@redhat.com>
5459 * doc/sourcebuild.texi, doc/install.texi, configure, aclocal.m4,
5460 configure.ac, Makefile.in, config/t-darwin, config/m32c/t-m32c,
5461 config/spu/t-spu-elf, config/i386/t-interix,
5462 config/i386/t-cygming, config/i386/x-i386, config/i386/t-cygwin,
5463 config/i386/x-darwin, config/i386/x-mingw32,
5464 config/i386/t-netware, config/i386/x-cygwin, config/i386/t-nwld,
5465 config/sh/t-sh, config/sh/t-symbian, config/x-linux,
5466 config/t-sol2, config/x-hpux, config/x-darwin, config/ia64/t-ia64,
5467 config/x-solaris, config/t-vxworks, config/m68k/t-uclinux,
5468 config/rs6000/x-rs6000, config/rs6000/x-darwin64,
5469 config/rs6000/x-darwin, config/rs6000/t-rs6000,
5470 config/score/t-score-elf, config/arm/t-strongarm-pe,
5471 config/arm/t-pe, config/arm/t-arm, config/arm/t-wince-pe,
5472 config/v850/t-v850, config/v850/t-v850e, config/bfin/t-bfin-linux:
5473 Revert automatic dependency patch.
5475 2008-03-27 H.J. Lu <hongjiu.lu@intel.com>
5478 * config/i386/i386.c (ix86_function_arg_boundary): Align
5479 decimal floating point to its natural boundary.
5481 2008-03-27 Richard Guenther <rguenther@suse.de>
5484 * fold-const.c (fold_comparison): Restrict distinct decl
5485 comparison folding to VAR_DECLs and PARM_DECLs. Do not
5486 solely rely on operand_equal_p.
5488 2008-03-27 Richard Guenther <rguenther@suse.de>
5491 * c-common.c (handle_weak_attribute): Reject combination of
5494 2008-03-27 Richard Guenther <rguenther@suse.de>
5496 PR tree-optimization/32810
5497 * tree-ssa-ccp.c (get_symbol_constant_value): Strip useless
5498 conversions from DECL_INITIAL.
5499 (fold_const_aggregate_ref): Likewise from constructor elements.
5501 2008-03-27 Zdenek Dvorak <ook@ucw.cz>
5503 * tree-affine.h (aff_combination_expand): Declare.
5504 (get_inner_reference_aff): Likewise.
5505 * tree-affine.c (aff_combination_expand): Split out from
5506 tree_to_aff_combination_expand.
5507 (get_inner_reference_aff): New function.
5508 * tree-parloops.c (loop_parallel_p): Free vectorizer info.
5509 * tree-ssa-loop-im.c: Include tree-affine.h and pointer-set.h.
5510 (struct lim_aux_data): sm_done field removed.
5511 (mem_ref_loc_p, mem_ref_locs_p): New types.
5512 (struct mem_ref): Added id, stored, accesses_in_loop,
5513 indep_loop, dep_loop, indep_ref, dep_ref fields.
5514 Removed is_stored, locs and next fields.
5515 (memory_accesses): New variable.
5516 (movement_possibility): Do not allow moving statements
5517 that store to memory.
5518 (outermost_indep_loop, simple_mem_ref_in_stmt, mem_ref_in_stmt):
5520 (determine_max_movement): For statements with memory references,
5521 find the outermost loop in that the reference is independent.
5522 (move_computations_stmt): Mark the virtual operands for renaming.
5523 (memref_free, mem_ref_alloc, mem_ref_locs_alloc, mark_ref_stored,
5524 gather_mem_refs_stmt, gather_mem_refs_in_loops, vtoe_hash, vtoe_eq,
5525 vtoe_free, record_vop_access, get_vop_accesses, get_vop_stores,
5526 add_vop_ref_mapping, create_vop_ref_mapping_loop,
5527 create_vop_ref_mapping, analyze_memory_references,
5528 cannot_overlap_p, mem_refs_may_alias_p, rewrite_mem_ref_loc,
5529 get_all_locs_in_loop, ref_always_accessed_p,
5530 refs_independent_p, record_indep_loop, ref_indep_loop_p_1,
5531 ref_indep_loop_p, can_sm_ref_p, find_refs_for_sm,
5532 store_motion_loop, store_motion): New functions.
5533 (struct vop_to_refs_elt): New type.
5534 (record_mem_ref_loc, free_mem_ref_locs, rewrite_mem_refs,
5535 memref_hash, memref_eq, hoist_memory_references): Rewritten.
5536 (schedule_sm): Replaced by...
5537 (execute_sm): ... this.
5538 (determine_lsm_ref, hoist_memory_references,
5539 loop_suitable_for_sm, gather_mem_refs_stmt, gather_mem_refs,
5540 find_more_ref_vops, free_mem_ref, free_mem_refs,
5541 determine_lsm_loop, determine_lsm): Removed.
5542 (tree_ssa_lim_finalize): Free data structures used by store motion.
5543 (tree_ssa_lim): Call analyze_memory_references. Use
5544 store_motion instead of determine_lsm.
5546 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
5548 * config.cc (m68hc11, m6811, m68hc12, m6812): Add usegas.h,
5549 rename tmake_file to m68hc11/t-m68hc11.
5550 (mcore): Set inhibit_libc to true.
5551 * config.host (alpha*-dec-*vms*): Set extra_programs.
5552 (interix3*): Don't use host_xmake_file.
5553 * configure.ac: Let config.gcc override inhibit_libc.
5554 * configure: Regenerate.
5556 * config/alpha/x-vms (EXTRA_PROGRAMS): Remove.
5557 * config/t-openbsd-thread: Remove commented out lines.
5559 * config/x-interix: Remove.
5561 * config/m68hc11/t-m68hc11-gas: Rename to...
5562 * config/m68hc11/t-m68hc11: ... this. Remove T_CPPFLAGS.
5564 * config/mcore/t-mcore: Remove T_CFLAGS.
5565 * config/mcore/t-mcore-pe: Likewise.
5567 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
5569 * configure.ac: Replace custom __GNU_SOURCE test with
5570 AC_USE_SYSTEM_EXTENSIONS. Move it earlier.
5571 * aclocal.m4: Regenerate.
5572 * configure: Regenerate.
5573 * config.in: Regenerate.
5575 2008-03-27 Richard Guenther <rguenther@suse.de>
5577 * fold-const.c (target.h): Include.
5578 (fold_comparison): Fold comparison of addresses of decls
5579 that bind locally or of constants. Consolidate address folding code.
5580 * tree-vrp.c (operand_less_p): Deal with non-INTEGER_CST
5581 results from fold_binary_to_constant.
5582 (compare_values_warnv): Likewise.
5584 2008-03-27 Andrew Pinski <pinskia@gmail.com>
5587 * fold-const.c (fold_truthop): Check for integeral types when folding
5588 a == 0 && b == 0 and a != 0 || b != 0 .
5590 2008-03-26 Eric Botcazou <ebotcazou@adacore.com>
5592 * tree.c (get_unwidened): Remove code fiddling with COMPONENT_REF.
5594 2008-03-26 Andreas Schwab <schwab@suse.de>
5596 * doc/invoke.texi: Fix use of @item vs. @itemx.
5598 2008-03-26 Tom Tromey <tromey@redhat.com>
5600 * Makefile.in (build/gensupport.o, build/print-rtl.o,
5601 build/read-rtl.o, build/rtl.o, build/gencondmd.o, build/genattr.o,
5602 build/genattrtab.o, build/genautomata.o, build/gencheck.o,
5603 build/gencodes.o, build/genconditions.o, build/genconfig.o,
5604 build/genconstants.o, build/genemit.o, build/genextract.o,
5605 build/genflags.o, build/genmddeps.o, build/genopinit.o,
5606 build/genoutput.o, build/genpeep.o, build/genrecog.o): Depend on
5609 2008-03-26 Richard Guenther <rguenther@suse.de>
5612 2008-03-26 Richard Guenther <rguenther@suse.de>
5614 * fold-const.c (target.h): Include.
5615 (fold_comparison): Fold comparison of addresses of two decls
5616 that bind locally. Consolidate address folding code.
5618 2008-03-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5620 * builtins.c (expand_builtin_pow, fold_builtin_cabs,
5621 fold_builtin_sqrt, fold_builtin_cbrt, fold_builtin_logarithm,
5622 fold_builtin_hypot, fold_builtin_pow): Remove uses of dconst3,
5623 dconstsqrt2, dconstthird, dconste and/or dconst10.
5624 * config/i386/i386.c (ix86_emit_swsqrtsf): Likewise.
5625 * emit-rtl.c (dconst3, dconst10, dconstm2, dconstthird,
5626 dconstsqrt2, dconste): Delete.
5627 (init_emit_once): Likewise. Simplify initializing dconstm1.
5629 * real.c (get_real_const): New.
5630 * real.h (dconst3, dconst10, dconstm2, dconstthird,
5631 dconstsqrt2, dconste): Delete.
5632 (real_value_const, get_real_const): New.
5634 2008-03-26 H.J. Lu <hongjiu.lu@intel.com>
5636 * config/i386/cygming.h (BIGGEST_ALIGNMENT): Removed.
5638 * config/i386/i386.c (ix86_function_arg_boundary): Check
5639 BIGGEST_ALIGNMENT instead of 128.
5640 (setup_incoming_varargs_64): Likewise.
5642 2008-03-26 Tom Tromey <tromey@redhat.com>
5644 * Makefile.in (DEPFILES): Add missing '/'.
5646 2008-03-26 Richard Guenther <rguenther@suse.de>
5648 * fold-const.c (target.h): Include.
5649 (fold_comparison): Fold comparison of addresses of two decls
5650 that bind locally. Consolidate address folding code.
5652 2008-03-26 Nick Clifton <nickc@redhat.com>
5655 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p): Do
5656 not allow INT+INT as a legitimate addressing mode.
5658 2008-03-26 Richard Guenther <rguenther@suse.de>
5660 * tree-flow.h (widen_bitfield): Remove declaration.
5661 * tree-ssa-ccp.c (visit_assignment): Remove unneeded code.
5662 (widen_bitfield): Remove function.
5663 * tree-ssa-dom.c (record_equivalences_from_stmt): Remove unneeded
5666 2008-03-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
5669 * config/rs6000/rs6000-c.c (rs6000_builtin_type_compatible): Handle
5672 2008-03-25 Richard Sandiford <rsandifo@nildram.co.uk>
5674 PR rtl-optimization/35232
5675 * reload1.c (reg_reloaded_call_part_clobbered): Clarify comment.
5676 (forget_old_reloads_1, forget_marked_reloads): Don't clear
5677 reg_reloaded_call_part_clobbered here.
5678 (reload_regs_reach_end_p): New function.
5679 (reload_reg_rtx_for_input): New variable.
5680 (reload_reg_rtx_for_output): Likewise.
5681 (emit_input_reload_insns): Use reloadreg rather than rl->reg_rtx
5682 when reassigning a pseudo register. Load reloadreg from
5683 reload_reg_rtx_for_input, moving the mode and register
5685 (do_input_reload): ...here. Use the mode-adjusted reg_rtx
5686 instead of the original when deciding whether an input reload
5687 would be a no-op or whether an output reload can be deleted.
5688 (emit_output_reload_insns): Use the mode-adjusted reg_rtx
5689 when setting up new_spill_reg_store. Load it from
5690 reload_reg_rtx_for_output, moving the mode and register
5692 (do_output_reload): ...here. Use the mode-adjusted reg_rtx
5693 instead of the original when deciding whether an output reload
5694 would be a no-op. Do the same when modifying insn notes.
5695 Use rtx_equal_p instead of == to compare the registers.
5696 (inherit_piecemeal_p): Take a mode and two register numbers
5698 (emit_reload_insns): Clear new_spill_reg_store for every hard
5699 register in the reload register. Remove spill registers
5700 from reg_reloaded_valid before considering whether to record
5701 inheritance information for them. Use reload_reg_rtx_for_output
5702 instead of reg_rtx when recording output reloads. Use
5703 reload_reg_rtx_for_input instead of reg_rtx when recording
5704 input reloads. Set or clear reg_reloaded_call_part_clobbered
5705 at the same time as setting reg_reloaded_valid.
5706 (delete_output_reload): Add a new_reload_reg parameter and use it
5707 instead of rld[j].reg_rtx.
5708 (emit_input_reload_insns, do_input_reload, do_output_reload): Adjust
5711 2008-03-25 Tom Tromey <tromey@redhat.com>
5713 * Makefile.in (build/gensupport.o): Depend on insn-modes.h.
5714 (build/genattr.o): Likewise.
5715 (build/genattrtab.o): Likewise.
5716 (build/gencodes.o): Likewise.
5717 (build/genconfig.o): Likewise.
5718 (build/genconstants.o): Likewise.
5719 (build/genemit.o): Likewise.
5720 (build/genextract.o): Likewise.
5721 (build/genflags.o): Likewise.
5723 2008-03-25 Bob Wilson <bob.wilson@acm.org>
5725 * config/xtensa/xtensa.c (xtensa_va_start): Use build_int_cst
5726 instead of size_int for integer types.
5727 (xtensa_gimplify_va_arg_expr): Likewise. Convert index to sizetype
5728 to match type of MINUS_EXPR.
5730 2008-03-25 Tom Tromey <tromey@redhat.com>
5732 * configure: Rebuilt.
5733 * configure.ac (BUILD_DEPMODE): Extract CCDEPMODE from temporary
5736 2008-03-25 Tom Tromey <tromey@redhat.com>
5738 * config/x-solaris (host-solaris.o): Update.
5739 * config/x-linux (host-linux.o): Update.
5740 * config/x-hpux (host-hpux.o): Update.
5741 * config/x-darwin (host-darwin.o): Update.
5742 * config/v850/t-v850e (v850-c.o): Update.
5743 * config/v850/t-v850 (v850-c.o): Update.
5744 * config/t-vxworks (vxworks.o): Update.
5745 * config/t-sol2 (sol2-c.o, sol2.o): Update.
5746 * config/t-darwin (darwin.o, darwin-c.o, darwin-driver.o): Update.
5747 * config/spu/t-spu-elf (spu-c.o): Update.
5749 * config/sh/t-symbian (sh-c.o): Update.
5750 (symbian.o): Update.
5751 * config/sh/t-sh (sh-c.o): Update.
5752 * config/score/t-score-elf (score7.o, score3.o): Update.
5753 * config/rs6000/x-rs6000 (driver-rs6000.o): Update.
5754 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Update.
5755 * config/rs6000/x-darwin (host-ppc-darwin.o): Update.
5756 * config/rs6000/t-rs6000 (rs6000-c.o): Update.
5758 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
5759 * config/m32c/t-m32c (m32c-pragma.o): Update.
5760 * config/ia64/t-ia64 (ia64-c.o): Update.
5761 * config/i386/x-mingw32 (host-mingw32.o): Update.
5762 * config/i386/x-i386 (driver-i386.o): Update.
5763 * config/i386/x-darwin (host-i386-darwin.o): Update.
5764 * config/i386/x-cygwin (host-cygwin.o): Update.
5765 * config/i386/t-nwld (nwld.o): Update.
5766 * config/i386/t-netware (netware.o): Update.
5767 * config/i386/t-interix (winnt.o): Update.
5768 * config/i386/t-cygwin (cygwin1.o, cygwin2.o): Update.
5769 * config/i386/t-cygming (winnt.o, winnt-cxx.o, winnt-stubs.o,
5770 msformat-c.o): Update.
5771 * config/bfin/t-bfin-linux (generated_files): Add
5772 linux-sysroot-suffix.h.
5773 * config/arm/t-wince-pe (pe.o): Update.
5774 * config/arm/t-strongarm-pe (pe.o): Update.
5775 * config/arm/t-pe (pe.o): Update.
5776 * config/arm/t-arm (arm-c.o): Update.
5777 * doc/install.texi (Prerequisites): Require make 3.80.
5778 * Makefile.in: Remove .o targets.
5779 (CCDEPMODE, DEPDIR, depcomp, BUILD_DEPMODE): New variables.
5780 (OBSTACK_H, FIBHEAP_H, PARTITION_H, MD5_H, BCONFIG_H): Remove.
5781 (simple_generated_h, simple_generated_c): Move earlier.
5782 (generated_files): New variable.
5783 (TARGET_H, MACHMODE_H, HOOKS_H, HOSTHOOKS_DEF_H, LANGHOOKS_DEF_H,
5784 TARGET_DEF_H, RTL_BASE_H, RTL_H, PARAMS_H, BUILTINS_DEF, TREE_H,
5785 BASIC_BLOCK_H, GCOV_IO_H, COVERAGE_H, DEMANGLE_H, RECOG_H,
5786 ALIAS_H, EMIT_RTL_H, FLAGS_H, FUNCTION_H, EXPR_H, OPTABS_H,
5787 REGS_H, RA_H, RESOURCE_H, SCHED_INT_H, INTEGRATE_H, CFGLAYOUT_H,
5788 CFGLOOP_H, IPA_UTILS_H, IPA_REFERENCE_H, IPA_TYPE_ESCAPE_H,
5789 CGRAPH_H, DF_H, RESOURCE_H, DDG_H, GCC_H, GGC_H, TIMEVAR_H,
5790 INSN_ATTR_H, C_COMMON_H, C_PRAGMA_H, C_TREE_H, SYSTEM_H,
5791 PREDICT_H, DECNUM_H, MKDEPS_H, SYMTAB_H, TREE_DUMP_H,
5792 TREE_GIMPLE_H, TREE_FLOW_H, TREE_SSA_LIVE_H, PRETTY_PRINT_H,
5793 DIAGNOSTIC_H, C_PRETTY_PRINT_H, SCEV_H, LAMBDA_H, TREE_DATA_REF_H,
5794 VARRAY_H, TREE_INLINE_H, REAL_H, DBGCNT_H, EBIMAP_H): Remove.
5796 (COMPILE.base, COMPILE): New variables.
5797 (%.o): New pattern rule.
5798 (ALL_HOST_OBJS): New variable.
5799 (xgcc$(exeext), cpp$(exeext)): Remove extra version.o.
5800 (dummy-checksum.o, cc1-checksum.o): Remove.
5801 (DRIVER_SHLIB): New variable.
5802 (DRIVER_DEFINES): Use it.
5803 (gencondmd.c): Move out of build/.
5804 (s-conditions): Update.
5805 (BUILDCOMPILE.base, BUILDCOMPILE): New variables.
5806 (ALL_BUILD_OBJS): Likewise.
5807 (build/%.o): Use BUILDCOMPILE.
5808 (build/ggc-none.o, build/ggc-none.o, build/min-insn-modes.o,
5809 build/print-rtl.o, build/read-rtl.o, build/rtl.o, build/vec.o,
5810 build/gencondmd.o, build/genattrtab.o, build/genautomata.o,
5811 build/gencheck.o, build/gencodes.o, build/genconditions.o,
5812 build/genconfig.o, build/genconstants.o, build/genemit.o,
5813 build/genextract.o, build/genflags.o, build/genmddeps.o,
5814 build/genopinit.o, build/genoutput.o, build/genpeep.o,
5815 build/genpreds.o, build/genrecog.o, build/gcov-iov.o,
5816 build/gen-protos.o, build/scan.o, build/fix-header.o,
5817 build/scan-decls.o): Simplify.
5818 (collect2.o, c-opts.o, gcc.o, gccspec.o, gcc-options.o,
5819 cppdefault.o, protoize.o, unprotoize.o, intl.o, version.o,
5820 prefix.o, toplev.o): Reduce to variable setting.
5821 (libbackend.o): Use COMPILE. Remove most dependencies. Move later.
5822 ($(out_object_file), gcc-options.o): New targets.
5823 ($(ALL_HOST_OBJS)): New target. Include dependency files.
5824 * configure: Rebuilt.
5825 * configure.ac: Call ZW_CREATE_DEPDIR, ZW_PROG_COMPILER_DEPENDENCIES.
5826 * doc/sourcebuild.texi (Front End Directory): Document new variable.
5828 2008-03-25 Douglas Gregor <doug.gregor@gmail.com>
5830 * c-common.c (c_sizeof_or_alignof_type): If we're not allowed to
5831 complain when we hit an error, return ERROR_MARK_NODE.
5833 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
5835 * config/sh/constraints.md (Pso, Psz): New constraints.
5836 * config/sh/sh.c (print_operand): Add %V and %W operand codes.
5837 * config/sh/sh.md (*andsi3_bclr, *iorsi3_bset): New insns.
5839 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
5841 * config/sh/sh.c (sh_expand_t_scc): Emit movrt for SH2A if possible.
5842 * config/sh/sh.md (xorsi3_movrt, movrt): New insns.
5844 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
5846 * config/sh/sh.md (prefetch): Add condition for SH2A target.
5847 (prefetch_sh2a): New.
5849 2008-03-25 Jayant Sonar <Jayant.sonar@kpitcummins.com>
5850 Naveen.H.S <naveen.hs@kpitcummins.com>
5852 * config/sh/constraints.md (I28): New constraint.
5853 * config/sh/sh.c (broken_move): Add support for movi20s.
5854 * config/sh/sh.md (movsi_ie): Add the alternative for movi20s.
5856 2008-03-25 Anil Paranjape <anil.paranjape@kpitcummins.com>
5857 Jayant Sonar <Jayant.sonar@kpitcummins.com>
5858 Naveen.H.S <naveen.hs@kpitcummins.com>
5860 * config/sh/sh.c (SH_ATTRIBUTES): Define.
5861 (SYMBOL_FLAG_FUNCVEC_FUNCTION): Define.
5862 (print_operand): Handle resbank in %@ operand code.
5863 (sh_encode_section_info): New.
5864 (push_regs): Add conditions for resbank.
5865 (sh_expand_epilogue): Likewise.
5866 (sh_insert_attributes): Likewise.
5867 (sh_attribute_table): Likewise.
5868 (sh_handle_resbank_handler_attribute): New.
5869 (sh2a_handle_function_vector_handler_attribute): New.
5870 (sh2a_is_function_vector_call): New.
5871 (sh2a_get_function_vector_number): New.
5872 (sh2a_function_vector_p): New.
5873 (sh_cfun_resbank_handler_p): New.
5874 * config/sh/sh.md (calli): Emit jsr/n if possible.
5875 (calli_tbr_rel): New.
5876 (calli_pcrel): Emit jsr/n if possible.
5877 (return_i): Emit rts/n if possible.
5878 (call_valuei_tbr_rel): New.
5879 (call_valuei_pcrel): Add condition for SH2A target.
5880 (call_value): Likewise.
5881 * config/sh/sh-protos.h (sh_cfun_resbank_handler_p): Declare.
5882 (sh2a_get_function_vector_number): Likewise.
5883 (sh2a_is_function_vector_call): Likewise.
5884 * doc/extend.texi: Document TBR relative addressing of SH2A.
5885 (resbank): Add description for SH2A.
5887 2008-03-24 Richard Guenther <rguenther@suse.de>
5890 * gimplify.c (gimplify_modify_expr): For frontend type-correct
5891 pointer assignments change conversions according to middle-end rules.
5892 (gimplify_modify_expr_rhs): Deal with NULL TARGET_EXPR_INITIAL.
5893 * configure.ac: Include type checking in yes.
5894 * configure: Regenerate.
5896 2008-03-24 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5898 * diagnostic.c (diagnostic_count_diagnostic): Delete.
5899 (diagnostic_report_diagnostic): Update. Handle ICEs here.
5901 2008-03-24 Nathan Sidwell <nathan@codesourcery.com>
5903 * gthr-vxworks.h (UNUSED): Define.
5905 2008-03-23 H.J. Lu <hongjiu.lu@intel.com>
5907 * config/i386/i386.h (STATIC_CHAIN_REGNUM): Use R10_REG and CX_REG.
5909 2008-03-23 Zuxy Meng <zuxy.meng@gmail.com>
5911 * doc/extend.texi (Function Attributes): Add missing comma in the
5912 example of the "alloc_size" attribute.
5914 2008-03-23 Uros Bizjak <ubizjak@gmail.com>
5917 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
5919 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
5922 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
5925 * stor-layout.c (update_alignment_for_field): Set minimum alignment
5926 of the underlying type of a MS bitfield layout to the natural
5927 alignment of the type.
5929 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
5931 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
5932 to their natural alignment to avoid store forwarding stalls.
5934 2008-03-22 Richard Guenther <rguenther@suse.de>
5936 * tree-cfg.c (verify_expr): Recurse again for invariant addresses.
5937 For PHI nodes verify the address is invariant.
5938 * tree-ssa-ccp.c (ccp_decl_initial_min_invariant): Remove.
5939 (get_symbol_constant_value): Use is_gimple_min_invariant.
5940 (maybe_fold_stmt_indirect): Likewise.
5942 2008-03-22 Richard Sandiford <rsandifo@nildram.co.uk>
5944 PR rtl-optimization/33927
5945 * Makefile.in (dse.o): Depend on $(TM_P_H).
5946 * expr.h (extract_low_bits): Declare.
5947 * expmed.c (extract_low_bits): New function.
5948 * rtlhooks.c (gen_lowpart_general): Generalize SUBREG handling.
5949 * dse.c: Include tm_p.h.
5950 (find_shift_sequence): Remove the read_reg argument and return the
5951 read value. Emit the instructions instead of returning them.
5952 Iterate on new_mode rather than calculating it each time.
5953 Check MODES_TIEABLE_P. Use simplify_gen_subreg to convert the
5954 source to NEW_MODE and extract_low_bits to convert the shifted
5956 (replace_read): Allow the load and store to have different mode
5957 classes. Use extract_low_bits when SHIFT == 0. Create the shift
5958 or extraction instructions before trying the replacement. Update
5959 dump-file code accordingly, avoiding use of REGNO (store_info->rhs).
5961 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
5963 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
5964 to their natural alignment to avoid store forwarding stalls.
5966 2008-03-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
5969 * config/rs6000/rs6000.md (floatdidf2): Discouraging fprs and
5970 encouraging but not allowing gprs for input;
5971 change the input constraint to !f#r.
5972 (fix_truncdfdi2): Discouraging fprs and encouraging but not allowing
5974 change the output constraint to !f#r.
5976 2008-03-21 Uros Bizjak <ubizjak@gmail.com>
5979 * config/i386/i386.md ("*floatunssi<mode2>_1"): New pattern with
5980 corresponding post-reload splitters.
5981 ("floatunssi<mode>2"): Expand to unsigned_float x87 insn pattern
5982 when x87 FP math is selected.
5983 * config/i386/i386-protos.h (ix86_expand_convert_uns_sixf_sse):
5984 New function prototype.
5985 * config/i386/i386.c (ix86_expand_convert_uns_sixf_sse): New
5986 unreachable function to ease macroization of insn patterns.
5988 2008-03-21 Martin Jambor <mjambor@suse.cz>
5990 * tree-data-ref.c (dump_data_dependence_relation): Avoid data
5991 reference dumps if ddr is NULL or dependence is unknown.
5993 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
5995 * config/sh/linux-atomic.asm (ATOMIC_TEST_AND_SET): Take
5996 unsigned extension into account.
5997 (ATOMIC_COMPARE_AND_SWAP): Likewise.
5998 (ATOMIC_FETCH_AND_OP, ATOMIC_FETCH_AND_COMBOP): Likewise.
5999 Do computations on a scratch register.
6001 2008-03-21 Richard Guenther <rguenther@suse.de>
6003 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
6004 Use is_gimple_min_invariant instead of TREE_INVARIANT.
6005 * tree-ssa-loop-ivopts.c (force_expr_to_var_cost): Likewise.
6006 * tree-ssa-dom.c (record_equality): Likewise.
6007 * tree-inline.c (copy_body_r): Likewise.
6008 * tree-ssa-pre.c (make_values_for_stmt): Remove test for
6011 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
6013 * config/sh/sh.c (split_branches): Pass zero to redirect_jump
6014 as 'delete_unused' argument.
6016 2008-03-20 Richard Guenther <rguenther@suse.de>
6018 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
6019 special casing of constant qualifiers.
6020 * tree-ssa.c (useless_type_conversion_p_1): Instead do not
6021 care about them in general.
6022 * tree-ssa-ccp.c (ccp_fold): Addresses are constant or not
6023 regardless of their type.
6024 (fold_stmt_r): Forcefully fold *& if we end up with that.
6026 2008-03-20 Paul Brook <paul@codesourcery.com>
6028 * config.gcc (arm*-*-uclinux*): Remove duplicate arm/uclinux-elf.h.
6029 * config/arm/uclinux-eabi.h (SUBTARGET_EXTRA_LINK_SPEC): Add extra
6031 * config/arm/bpabi.h (SUBTARGET_EXTRA_LINK_SPEC): Provide default
6033 (LINK_SPEC): Use SUBTARGET_EXTRA_LINK_SPEC.
6034 * config/arm/unwind-arm.h (_Unwind_decode_target2): Add uClinux.
6036 2008-03-20 Volker Reichelt <v.reichelt@netcologne.de>
6038 * common.opt (Wmudflap): New option.
6039 * tree-mudflap.c (mf_xform_derefs_1): Guard warning by OPT_Wmudflap.
6040 (mx_register_decls): Likewise.
6041 (mudflap_finish_file): Likewise.
6042 * doc/invoke.texi: Document -Wno-mudflap.
6044 2008-03-20 Kai Tietz <kai.tietz@onevision.com>
6046 * c-format.c (replace_format_name_to_system_name): New.
6048 (convert_format_name_to_system_name): New.
6049 (decode_format_attr): Add use of convert_format_name_to_system_name.
6050 (format_types_orig): Add gnu_ prefix to names.
6051 (check_format_info_main): Special treating of \0 escaped names for
6052 supporting multi-character format specifiers as I32, I64.
6053 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): Use of user defined attributes.
6054 (gnu_target_overrides_format_attributes): New.
6055 * c-format.h: Add structure target_ovr_attr to hold
6056 system specific formatter names.
6057 * config.gcc: Add for x86&x86_64 cygwin and mingw32 targets the
6058 msformat-c.o file to c_target_objs and cxx_target_objs.
6059 * config/i386/mingw32.h (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
6060 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES_COUNT): New.
6061 (TARGET_N_FORMAT_TYPES): New.
6062 * config/i386/msformat-c.c: New.
6063 * config/i386/t-cygming: Add build rule for msformat-c.o.
6064 * doc/extend.texi: Add new format names gnu_* and ms_* and
6066 * doc/tm.texi: (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
6068 2008-03-20 Ira Rosen <irar@il.ibm.com>
6070 * doc/invoke.texi (-O3): Add -ftree-vectorize to the list of
6071 optimizations turned on under -O3.
6072 (ftree-vectorize): Add that the flag is turned on with -O3.
6074 2008-03-20 Ben Elliston <bje@au.ibm.com>
6076 * regmove.c (try_auto_increment): Fix spelling error in comment.
6077 * final.c (final_scan_insn): Likewise.
6079 2008-03-20 Uros Bizjak <ubizjak@gmail.com>
6082 * config/i386/mmx.md (*mov<mode>_internal_rex64"): Adjust register
6083 allocator preferences for "y" and "r" class registers.
6084 ("*mov<mode>_internal"): Ditto.
6085 ("*movv2sf_internal_rex64"): Ditto.
6086 ("*movv2sf_internal"): Ditto.
6088 2008-03-19 Michael Matz <matz@suse.de>
6091 * calls.c (expand_call): Check overlap of arguments with call
6092 address for sibcalls.
6094 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
6097 * stor-layout.c (update_alignment_for_field): Set minimum alignment
6098 of the underlying type of a MS bitfield layout to the natural
6099 alignment of the type.
6101 2008-03-19 Jan Hubicka <jh@suse.cz>
6104 * toplev.c (decode_d_option): Handle all CPP flags.
6105 * tree-vrp.c: Update tree_pass descriptors.
6106 * regrename.c: Update tree_pass descriptors.
6107 * fwprop.c: Update tree_pass descriptors.
6108 * doc/invoke.texi: Remove documentation of dropped -d? flags.
6109 * tree-into-ssa.c: Update tree_pass descriptors.
6110 * tree-dump.c: Update tree_pass descriptors.
6111 * tree-complex.c: Update tree_pass descriptors.
6112 * tree-dump.h: Update tree_pass descriptors.
6113 * see.c: Update tree_pass descriptors.
6114 * cgraphbuild.c: Update tree_pass descriptors.
6115 * tracer.c: Update tree_pass descriptors.
6116 * tree-loop-distribution.c: Update tree_pass descriptors.
6117 * cgraph.c: Update tree_pass descriptors.
6118 * postreload-gcse.c: Update tree_pass descriptors.
6119 * postreload.c: Update tree_pass descriptors.
6120 * tree-ssa-loop-ch.c: Update tree_pass descriptors.
6121 * tree-tailcall.c: Update tree_pass descriptors.
6122 * tree-pass.h (tree_opt_pass): Rename to ...
6123 (opt_pass) ... this one; add "type" field and remove letter field.
6124 (gimple_opt_pass, rtl_opt_pass, simple_ipa_opt_pass): New.
6125 (execute_pass_list, execute_ipa_pass_list, all_passes, all_ipa_passes,
6126 all_lowering_passes): Update declaration.
6127 * ipa-cp.c: Update tree_pass descriptors.
6128 * final.c: Update tree_pass descriptors.
6129 * omp-low.c: Update tree_pass descriptors.
6130 * tree-ssa-dse.c: Update tree_pass descriptors.
6131 * ipa-reference.c: Update tree_pass descriptors.
6132 * tree-ssa-uncprop.c: Update tree_pass descriptors.
6133 * auto-inc-dec.c: Update tree_pass descriptors.
6134 * reorg.c: Update tree_pass descriptors.
6135 * cgraphunit.c: Update tree_pass descriptors.
6136 * tree-ssa-copyrename.c: Update tree_pass descriptors.
6137 * tree-ssa-ccp.c: Update tree_pass descriptors.
6138 * df-core.c: Update tree_pass descriptors.
6139 * mode-switching.c: Update tree_pass descriptors.
6140 * tree-nomudflap.c: Update tree_pass descriptors.
6141 * modulo-sched.c: Update tree_pass descriptors.
6142 * ipa-pure-const.c: Update tree_pass descriptors.
6143 * cse.c: Update tree_pass descriptors.
6144 * web.c: Update tree_pass descriptors.
6145 * tree-stdarg.c: Update tree_pass descriptors.
6146 * tree-ssa-math-opts.c: Update tree_pass descriptors.
6147 * tree-ssa-dom.c: Update tree_pass descriptors.
6148 * tree-nrv.c: Update tree_pass descriptors.
6149 * tree-ssa-alias.c: Update tree_pass descriptors.
6150 * loop-init.c: Update tree_pass descriptors.
6151 * gimple-low.c: Update tree_pass descriptors.
6152 * ipa-inline.c: Update tree_pass descriptors.
6153 * tree-ssa-sink.c: Update tree_pass descriptors.
6154 * global.c: Update tree_pass descriptors.
6155 * ifcvt.c: Update tree_pass descriptors.
6156 * jump.c: Update tree_pass descriptors.
6157 * predict.c: Update tree_pass descriptors.
6158 * tree-ssa-loop.c: Update tree_pass descriptors.
6159 * recog.c: Update tree_pass descriptors.
6160 * dse.c: Update tree_pass descriptors.
6161 * tree-ssa-ifcombine.c: Update tree_pass descriptors.
6162 * tree-eh.c: Update tree_pass descriptors.
6163 * regmove.c: Update tree_pass descriptors.
6165 * function.c: Update tree_pass descriptors.
6166 * tree-vectorizer.c: Update tree_pass descriptors.
6167 * gcse.c: Update tree_pass descriptors.
6168 * ipa-type-escape.c: Update tree_pass descriptors.
6169 * tree-if-conv.c: Update tree_pass descriptors.
6170 * init-regs.c: Update tree_pass descriptors.
6171 * ipa.c: Update tree_pass descriptors.
6172 * tree-ssa-phiopt.c: Update tree_pass descriptors.
6173 * rtl-factoring.c: Update tree_pass descriptors.
6174 * lower-subreg.c: Update tree_pass descriptors.
6175 * bt-load.c: Update tree_pass descriptors.
6176 * tree-dfa.c: Update tree_pass descriptors.
6177 * except.c: Update tree_pass descriptors.
6178 * emit-rtl.c: Update tree_pass descriptors.
6179 * cfgexpand.c: Update tree_pass descriptors.
6180 * tree-cfgcleanup.c: Update tree_pass descriptors.
6181 * cfgcleanup.c: Update tree_pass descriptors.
6182 * tree-ssa-pre.c: Update tree_pass descriptors.
6183 * tree-sra.c: Update tree_pass descriptors.
6184 * tree-mudflap.c: Update tree_pass descriptors.
6185 * tree-ssa-copy.c: Update tree_pass descriptors.
6186 * cfglayout.c: Update tree_pass descriptors.
6187 * tree-ssa-forwprop.c: Update tree_pass descriptors.
6188 * tree-ssa-dce.c: Update tree_pass descriptors.
6189 * tree-ssa.c: Update tree_pass descriptors.
6190 * regclass.c: Update tree_pass descriptors.
6191 * integrate.c: Update tree_pass descriptors.
6192 * tree-optimize.c: Update tree_pass descriptors.
6193 * tree-ssa-phiprop.c: Update tree_pass descriptors.
6194 * tree-object-size.c: Update tree_pass descriptors.
6195 * combine.c: Update tree_pass descriptors.
6196 * tree-outof-ssa.c: Update tree_pass descriptors.
6197 * bb-reorder.c: Update tree_pass descriptors.
6198 * stack-ptr-mod.c: Update tree_pass descriptors.
6199 * var-tracking.c: Update tree_pass descriptors.
6200 * tree-profile.c: Update tree_pass descriptors.
6201 * tree-vect-generic.c: Update tree_pass descriptors.
6202 * reg-stack.c: Update tree_pass descriptors.
6203 * sched-rgn.c: Update tree_pass descriptors.
6204 * tree-ssa-structalias.c: Update tree_pass descriptors.
6205 * tree-cfg.c: Update tree_pass descriptors.
6206 * passes.c (current_pass): Update declaration.
6207 (finish_optimization_passes): Update.
6208 (all_passes, all_ipa_passes, all_lowering_passes): Update declaration.
6209 (register_one_dump_file, register_dump_files_1, next_pass_1):
6211 (init_optimization_passes): Update handling of new types.
6212 (execute_one_pass, execute_pass_list, execute_ipa_pass_list): Update.
6213 * ipa-struct-reorg.c: Update tree_pass descriptors.
6214 * tree-ssa-reassoc.c: Update tree_pass descriptors.
6215 * combine-stack-adj.c: Update tree_pass descriptors.
6216 * cfgrtl.c: Update tree_pass descriptors.
6217 * dce.c: Update tree_pass descriptors.
6218 * tree-ssanames.c: Update tree_pass descriptors.
6220 2008-03-19 Richard Guenther <rguenther@suse.de>
6223 * tree-ssa.c (walk_data): New structure.
6224 (warn_uninitialized_var): If not always_executed warn with "maybe"
6226 (execute_early_warn_uninitialized): Compute post-dominators.
6227 Initialize always_executed before processing each basic block.
6229 2008-03-18 Mikulas Patocka <mikulas@artax.karlin.mff.cuni.cz>
6232 * config/i386/i386.c (x86_this_parameter): Calculate correct location
6233 of "this" pointer when "regparm = N" or "fastcall" is in effect.
6235 2008-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6237 * doc/include/texinfo.tex: Update to version 2008-03-17.10.
6239 2008-03-18 Paolo Bonzini <bonzini@gnu.org>
6241 * expr.c (store_expr): Assume lang_hooks.reduce_bit_field_operations
6243 (expand_expr_real_1) <REDUCE_BIT_FIELD>: Don't look at ignore.
6244 (expand_expr_real_1): Assume lang_hooks.reduce_bit_field_operations
6245 is true. Add "&& !ignore" condition to reduce_bit_field. Modify
6246 target after ignore has been set, and move there also the commputation
6247 of subtarget and original_target.
6248 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS): Delete.
6249 (LANG_HOOKS_INITIALIZER): Remove it.
6250 * langhooks.h (struct lang_hooks): Remove reduce_bit_field_operations.
6252 2008-03-18 Richard Guenther <rguenther@suse.de>
6254 * tree-ssa-sccvn.c (visit_reference_op_load): If the lookup
6255 found an expression with constants, note that in the VN for the lhs.
6256 * tree-ssa-pre.c (eliminate): Visit COND_EXPR statements and
6257 fold them to constants if possible. Run cleanup_cfg if done so.
6258 (execute_pre): Return todo.
6260 (execute_fre): Likewise.
6261 * tree-ssa-forwprop.c (can_propagate_from): Allow propagation
6263 (get_prop_source_stmt): Look through pointer conversions.
6265 2008-03-18 Jan Hubicka <jh@suse.cz>
6267 * tree-pretty-print.c: Include predict.h.
6268 (dump_generic_node): Dump predictor.
6269 * tree.h (PREDICT_EXPR_OUTCOME, PREDICT_EXPR_PREDICTION): Update.
6270 * tree-gimple.c (is_gimple_stmt): Add PREDICT_EXPR.
6271 * gimple-low.c (lower_stmt): Likewise.
6272 * expr.c (expand_expr_real): Likewise.
6273 * predict.c (tree_bb_level_predictions): Use PREDICT_EXPRs and remove
6275 (build_predict_expr, build_predict_expr): New.
6276 * predict.h (predictor_name, build_predict_expr): Update.
6277 * c-typeck.c (c_finish_bc_stmt): Add prediction.
6278 * gimplify.c (gimplify_expr): Add PREDICT_EXPR.
6279 * predict.def (PRED_CONTINUE): Update hitrate.
6280 * tree.def (PREDICT_EXPR): Define.
6281 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Mark PREDICT_EXPR;
6282 do not handle BIND_EXPR.
6283 * tree-inline.c (estimate_num_insns_1): PREDICT_EXPR is free.
6284 * tree-cfg.c (verify_gimple_stmt): PREDICT_EXPR is valid.
6285 * tree-ssa-operands.c (get_expr_operands): PREDICT_EXPR takes no
6288 2008-03-18 Michael Matz <matz@suse.de>
6290 * gcov-io.h (__gcov_merge_ior, __gcov_fork): Mark hidden.
6292 2008-03-18 Richard Guenther <rguenther@suse.de>
6294 * tree-gimple.h (is_gimple_invariant_address): Declare.
6295 (is_gimple_constant): Likewise.
6296 * tree-gimple.c (is_gimple_constant): New function.
6297 (is_gimple_invariant_address): Likewise.
6298 (is_gimple_min_invariant): Implement in terms of is_gimple_constant
6299 and is_gimple_invariant_address.
6300 * tree-ssa-loop-niter.c (expand_simple_operations): Revert
6302 * tree-data-ref.c (get_references_in_stmt): A SSA_NAME is not
6303 an addressable base.
6305 2008-03-18 Jakub Jelinek <jakub@redhat.com>
6308 * gimplify.c (gimplify_expr): Gimplify second operand of
6311 2008-03-17 Richard Guenther <rguenther@suse.de>
6313 PR tree-optimization/19637
6314 * fold-const.c (fold_unary): Remove restrictions of removing
6315 intermediate pointer-conversions (P2)(P1)P0.
6316 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Recover from
6317 conversion to void pointer.
6318 (get_maxval_strlen): Handle addresses of the form &(*p)[0].
6320 2008-03-16 James E. Wilson <wilson@tuliptree.org>
6323 * dbxout.c (dbxout_expand_expr, case VAR_DECL): Return NULL for
6324 emulated thread local variables.
6326 2008-03-16 Richard Guenther <rguenther@suse.de>
6329 * tree-ssa-loop-niter.c (expand_simple_operations): Do not
6330 expand TREE_INVARIANT operations that are not gimple invariant.
6332 2008-03-16 Hans-Peter Nilsson <hp@axis.com>
6334 * doc/extend.texi (Alignment): Say that the ABI controls
6335 the __alignof__ for non-strict-alignment targets rather
6336 than being a recommendation.
6338 2008-03-15 Paul Brook <paul@codesourcery.com>
6340 * config/arm/arm.c (arm_unwind_emit): Suppress unused unwinding
6342 (arm_output_fn_unwind): Mark functions that can not be unwound.
6344 2008-03-15 Paul Brook <paul@codesourcery.com>
6346 * config/arm/arm.c (arm_rtx_costs_1): Add costs for ARMv6 value
6347 extension instructions.
6349 2008-03-15 Richard Guenther <rguenther@suse.de>
6351 * tree-ssa-ccp.c (ccp_fold): Also read from constant values
6352 and fold constant aggregate refs.
6353 (fold_const_aggregate_ref): Handle string constants
6354 and constructors in ARRAY_REFs. Handle INDIRECT_REF.
6355 (evaluate_stmt): Simplify now that ccp_fold folds constant
6358 2008-03-15 Paul Brook <paul@codesourcery.com>
6360 * config/arm/arm.md (insv): Use gen_insv_t2 and gen_insv_zero.
6361 (extzv): Use gen_extzv_t2.
6362 (insv_t2, insv_zero, extv, extzv_t2): New patterns.
6364 2008-03-15 Richard Guenther <rguenther@suse.de>
6366 * tree-ssa-ccp.c (get_symbol_constant_value): Export.
6367 (fold_const_aggregate_ref): Likewise.
6368 (get_value): Return NULL if we don't have any values.
6369 (ccp_finalize): Set const_val to NULL after freeing it.
6370 * tree-flow.h (get_symbol_constant_value): Declare.
6371 (fold_const_aggregate_ref): Likewise.
6372 * tree-ssa-sccvn.c (try_to_simplify): Use them.
6374 2008-03-15 Richard Guenther <rguenther@suse.de>
6377 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Make sure
6378 to not produce negative array indices if not allowed. Add
6379 parameter to indicate that.
6380 (maybe_fold_offset_to_component_ref): Allow negative array
6381 indices only for the first member of a structure.
6382 (maybe_fold_offset_to_reference): Allow negative array indices.
6383 (maybe_fold_stmt_addition): Likewise.
6385 2008-03-15 Bjoern Haase <bjoern.m.haase@web.de>
6386 Anatoly Sokolov <aesok@post.ru>
6388 * config/avr/avr.c (avr_arch_types): Add avr6 entry.
6389 (avr_arch): Add ARCH_AVR6.
6390 (avr_mcu_types): Add 'atmega2560' and 'atmega2561' entry.
6391 (initial_elimination_offset): Initialize and use 'avr_pc_size'
6392 instead of fixed value 2.
6393 (print_operand_address): Use gs() asm specifier instead of pm().
6394 (avr_assemble_integer): (Ditto.).
6395 (avr_output_addr_vec_elt): (Ditto.).
6396 (print_operand): Handle "!" code.
6397 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Add
6398 __AVR_3_BYTE_PC__, __AVR_2_BYTE_PC__ and __AVR_HAVE_JMP_CALL__.
6399 (AVR_HAVE_EIJMP_EICALL): Define.
6400 (AVR_3_BYTE_PC): Redefine.
6401 (AVR_2_BYTE_PC): (Ditto.).
6402 (PRINT_OPERAND_PUNCT_VALID_P): Add '!' code.
6403 (LINK_SPEC): Add atmega2560 and atmega2561.
6404 (CRT_BINUTILS_SPEC): Add atmega2560 (crtm2560.o) and atmega2561
6406 * config/avr/avr.md (call_insn): Use eicall instead of icall
6407 for 3 byte PC devices.
6408 (call_value_insn): (Ditto.).
6409 (*tablejump_enh): Use eijmp instead of ijmp for 3 byte PC devices.
6410 (indirect_jump): Use only for for 2 byte PC devices.
6411 (*tablejump): (Ditto.).
6412 (*indirect_jump_avr6): Add insn.
6413 (*tablejump_rjmp): Don't use for 3 byte PC devices.
6414 * config/avr/libgcc.S (__prologue_saves__): Use eijmp
6415 instead of ijmp for 3 byte PC devices.
6416 (__tablejump2__): (Ditto.).
6417 * config/avr/t-avr (MULITLIB_OPTIONS): Add avr6 architecture.
6418 (MULITLIB_DIRNAMES): (Ditto.).
6419 (MULTILIB_MATCHES): Add atmega2560 and atmega2561 to list.
6421 2008-03-15 Uros Bizjak <ubizjak@gmail.com>
6423 * config/i386/mmx.md ("sse2_umulv1siv2di3"): Rename from
6424 "sse2_umulsidi3". Use V1DI mode for operand 0.
6425 ("mmx_psadbw"): Use V1DI mode for operand 0.
6426 * config/i386/i386-modes.def (V1SI): New vector mode.
6427 * config/i386/i386.c (struct builtin_description)
6428 [IX86_BUILTIN_PMULUDQ]: Use CODE_FOR_sse2_umulv1siv1di3.
6429 (v1di_ftype_v8qi_v8qi): Rename from di_ftype_v8qi_v8qi.
6430 (v1di_ftype_v2si_v2si): Rename from di_ftype_v2si_v2si.
6431 (ix86_init_mmx_sse_builtins) [__builtin_ia32_psadbw]: Use
6432 v1di_ftype_v8qi_v8qi type.
6433 [__builtin_ia32_pmuludq]: Use v1di_ftype_v2si_v2si type.
6435 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psadbw,
6436 __builtin_ia32_pmuludq]: Fix the mode of return value.
6438 2008-03-15 Richard Guenther <rguenther@suse.de>
6441 * tree-ssa-pre.c (bitmap_find_leader): Handle expression
6444 2008-03-14 Bob Wilson <bob.wilson@acm.org>
6446 * doc/invoke.texi (Option Summary, Xtensa Options): Document
6447 -mserialize-volatile and -mno-serialize-volatile Xtensa options.
6448 * config/xtensa/xtensa.c (print_operand): Do not emit MEMW instructions
6449 unless TARGET_SERIALIZE_VOLATILE is enabled.
6450 * config/xtensa/xtensa.md (*lsiu, *ssiu): Likewise.
6451 * config/xtensa/xtensa.h (TARGET_DEFAULT): Add MASK_SERIALIZE_VOLATILE.
6452 * config/xtensa/xtensa.opt (mserialize_volatile): New option.
6454 2008-03-14 Richard Guenther <rguenther@suse.de>
6456 PR tree-optimization/34172
6457 * tree-flow.h (refs_may_alias_p): Declare.
6458 (get_single_def_stmt): Likewise.
6459 (get_single_def_stmt_from_phi): Likewise.
6460 (get_single_def_stmt_with_phi): Likewise.
6461 * tree-dfa.c (refs_may_alias_p): New function.
6462 (get_single_def_stmt): Likewise.
6463 (get_single_def_stmt_from_phi): Likewise.
6464 (get_single_def_stmt_with_phi): Likewise.
6465 * tree-ssa-sccvn.c (get_def_ref_stmt_vuses): New function.
6466 (vn_reference_lookup_1): New helper function.
6467 (vn_reference_lookup): Walk the virtual use-def chain to
6468 continue searching for a match if the def does not alias the
6469 reference we are looking for.
6471 2008-03-14 David Edelsohn <edelsohn@gnu.org>
6473 * doc/install.texi (Binaries): Remove UCLA archive. Add HVCC
6474 archive and Perzl. Update The Written Word listing.
6476 2008-03-14 Richard Guenther <rguenther@suse.de>
6478 PR tree-optimization/34043
6479 PR tree-optimization/33989
6480 * tree-ssa-pre.c (execute_pre): Allow SCCVN to do insertion
6482 (bitmap_find_leader): Use extra argument to verify dominance
6483 relationship inside a basic-block.
6484 (can_PRE_operation): Add VIEW_CONVERT_EXPR.
6485 (find_leader_in_sets): Adjust.
6486 (create_component_ref_by_pieces): Take extra argument for
6487 dominance check, handle lookup failures.
6488 (find_or_generate_expression): Likewise.
6489 (create_expression_by_pieces): Likewise.
6490 (insert_into_preds_of_block): Adjust.
6491 (create_value_expr_from): If asked for, verify all operands
6492 are in the blocks AVAIL_OUT set.
6493 (make_values_for_stmt): Check for SSA_NAMEs that are life
6494 over an abnormal edge.
6495 (compute_avail): Remove such check.
6496 (do_SCCVN_insertion): New function.
6497 (eliminate): If we do not find a leader suitable for replacement
6498 insert a replacement expression from SCCVN if available.
6499 * tree-ssa-sccvn.h (run_scc_vn): Update prototype.
6500 (struct vn_ssa_aux): Add needs_insertion flag.
6501 * tree-ssa-sccvn.c (may_insert): New global flag.
6502 (copy_reference_ops_from_ref): Value-number union member access
6503 based on its size, not type and member if insertion is allowed.
6504 (visit_reference_op_load): For a weak match from union type
6505 punning lookup a view-converted value and insert a SSA_NAME
6506 for that value if that is not found.
6507 (visit_use): Make dumps shorter. Do not disallow value numbering
6508 SSA_NAMEs that are life over an abnormal edge to constants.
6509 (free_scc_vn): Release inserted SSA_NAMEs.
6510 (run_scc_vn): New flag to specify whether insertion is allowed.
6511 Process SSA_NAMEs in forward order.
6512 * tree-ssa-loop-im.c (for_each_index): Handle invariant
6513 ADDR_EXPRs inside VIEW_CONVERT_EXPR.
6514 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPRs from/to
6515 pointer type to/from integral types that do not change the
6516 precision to regular conversions.
6518 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
6520 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
6521 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
6522 __builtin_ia32_psrl?i, __builtin_ia32_psra?i, __builtin_ia32_psll?128,
6523 __builtin_ia32_psrl?128, __builtin_ia32_psra?128]: Fix the mode of
6524 input arguments and the mode of return value. Built-in functions
6525 that operate on whole 64-bit MMX register now use V1DI mode.
6527 2008-03-13 Alon Dayan <alond@il.ibm.com>
6528 Olga Golovanevsky <olga@il.ibm.com>
6530 PR tree-optimization/35041
6531 * ipa-struct-reorg.c (find_pos_in_stmt_1): Add another option
6532 to locate the right position in a statement.
6534 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
6538 * config/i386/xmmintrin.h: Change all static inline functions to
6539 extern inline and add __gnu_inline__ attribute.
6540 * config/i386/bmintrin.h: Ditto.
6541 * config/i386/smmintrin.h: Ditto.
6542 * config/i386/tmmintrin.h: Ditto.
6543 * config/i386/mmintrin-common.h: Ditto.
6544 * config/i386/ammintrin.h: Ditto.
6545 * config/i386/emmintrin.h: Ditto.
6546 * config/i386/pmmintrin.h: Ditto.
6547 * config/i386/mmintrin.h: Ditto.
6548 * config/i386/mm3dnow.h: Ditto.
6550 2008-03-13 Jakub Jelinek <jakub@redhat.com>
6553 * omp-low.c (lower_regimplify, init_tmp_var, save_tmp_var): Removed.
6554 (lower_omp_2): New function.
6555 (lower_omp_1, lower_omp): Rewritten.
6557 2008-03-13 Danny Smith <dannysmith@users.sourceforge.net>
6560 * doc/extend.texi (Structure-Packing Pragmas): Replace "Win32"
6561 with the phrase "Microsoft Windows compilers".
6562 (Push/Pop Macro Pragmas): New subsection. Document
6563 #pragma push_macro and pragma pop_macro.
6565 2008-03-12 Paul Brook <paul@codesourcery.com>
6567 * config/arm/arm.c (output_move_double): Prefer LDRD to LDM.
6569 2008-03-12 Paul Brook <paul@codesourcery.com>
6571 * config/arm/thumb2.md: Extend peephole to cover 3-arg subs.
6572 (thumb2_alusi3_short): Exclude PLUS and MINUS.
6573 (thumb2_addsi_shortim): Rename ...
6574 (thumb2_addsi_short): ... to this. Allow register operands.
6575 (thumb2_subsi_short): New pattern.
6576 (thumb2_one_cmplsi2_short,
6577 thumb2_negsi2_short): New patterns and peepholes.
6579 2008-03-12 Paul Brook <paul@codesourcery.com>
6581 * config/arm/arm.c (arm_size_rtx_costs): Use ARM costs for Thumb-2.
6583 2008-03-12 Uros Bizjak <ubizjak@gmail.com>
6585 * config/i386/i386.md (int_cond): New code iterator.
6587 ("s<code>"): Macroize expander from seq, sne, sgt, sgtu, slt, sltu,
6588 sge, sgeu, sle and sleu expanders usign int_cond code iterator.
6589 ("s<code>"): Macroize expander from sunordered, sordered, suneq, sunge,
6590 sungt, sunle, sunlt and sltgt expanders usign fp_cond code iterator.
6591 ("b<code>"): Macroize expander from beq, bne, bgt, bgtu, blt, bltu,
6592 bge, bgeu, ble and bleu expanders usign int_cond code iterator.
6593 ("b<code>"): Macroize expander from bunordered, bordered, buneq, bunge,
6594 bungt, bunle, bunlt and bltgt expanders usign fp_cond code iterator.
6596 2008-03-12 Paul Brook <paul@codesourcery.com>
6598 * config/arm/arm.c (use_return_insn): Use offsets->saved_regs_mask
6599 instead of {arm,thumb}_compute_save_reg_mask.
6600 (output_return_instruction): Ditto.
6601 (thumb_unexpanded_epilogue): Ditto.
6602 (thumb1_expand_prologue): Ditto.
6603 (thumb1_output_function_prologue): Ditto.
6604 (arm_set_return_address): Ditto.
6605 (thumb_set_return_address): Ditto.
6606 (arm_get_frame_offsets): Set offsets->saved_regs_mask. Push extra
6607 regs to achieve stack alignment.
6608 (thumb1_compute_save_reg_mask): Fix compiler warning.
6609 (arm_output_epilogue): Use offsets->saved_regs_mask.
6610 Adjust stack pointer by poping call clobered registers.
6611 (arm_expand_prologue): Use offsets->saved_regs_mask.
6612 Adjust stack pointer by pushing extra registers.
6613 * config/arm.h (arm_stack_offsets): Add saved_regs_mask.
6615 2008-03-12 Paolo Bonzini <bonzini@gnu.org>
6618 * fold-const.c (fold_unary) <NOP_EXPR>: Distribute a narrowing
6619 conversion to the operands of a multiplication.
6621 2008-03-12 Richard Guenther <rguenther@suse.de>
6623 * Makefile.in (OBJS-common): Add tree-ssa-phiprop.o
6624 (tree-ssa-phiprop.o): Copy dependencies from tree-ssa-forwprop.o.
6625 * timevar.def (TV_TREE_PHIPROP): Add.
6626 * tree-ssa-phiprop.c: Split from tree-ssa-forwprop.c, added
6627 pass description. Use TV_TREE_PHIPROP.
6628 * tree-ssa-forwprop.c: Remove phiprop code.
6630 2008-03-12 Jakub Jelinek <jakub@redhat.com>
6633 * omp-low.c (maybe_lookup_decl): Constify first argument.
6634 (use_pointer_for_field): Change last argument from bool to
6635 omp_context *. Disallow shared copy-in/out in nested
6636 parallel if decl is shared in outer parallel too.
6637 (build_outer_var_ref, scan_sharing_clauses,
6638 lower_rec_input_clauses, lower_copyprivate_clauses,
6639 lower_send_clauses, lower_send_shared_vars): Adjust callers.
6641 2008-03-12 Victor Kaplansky <victork@il.ibm.com>
6642 Ira Rosen <irar@il.ibm.com>
6644 * tree-vectorizer.c (free_stmt_vec_info): New function.
6645 (destroy_loop_vec_info): Move code to free_stmt_vec_info().
6646 Call free_stmt_vec_info(). Free LOOP_VINFO_STRIDED_STORES..
6647 * tree-vectorizer.h (free_stmt_vec_info): Declare.
6648 * tree-vect-transform.c (vectorizable_conversion): Free
6649 vec_oprnds0 if it was allocated.
6650 (vect_permute_store_chain): Remove unused VECs.
6651 (vectorizable_store): Free VECs that are allocated in the..
6653 (vect_transform_strided_load, vectorizable_load): Likewise.
6654 (vect_remove_stores): Simplify the code.
6655 (vect_transform_loop): Move code to vect_remove_stores().
6656 Call vect_remove_stores() and free_stmt_vec_info().
6658 2008-03-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6660 * pa.h (TARGET_LONG_PIC_SDIFF_CALL): Conditionalize define on
6661 TARGET_HPUX. Revise comment.
6662 (TARGET_LONG_PIC_PCREL_CALL): Revise comment.
6663 * pa.c (output_call): Update for revised TARGET_LONG_PIC_SDIFF_CALL.
6664 Use sr4 variant of `be' instruction when not generating PIC code.
6665 (attr_length_call): Adjust for above change.
6667 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
6669 * ipa-reference.c (static_execute): Remove module_statics_const and
6670 associated setting code.
6672 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
6675 * config/i386/i386.md (paritysi2, paritydi2): Use register_operand
6676 predicate for operand 1.
6677 (paritysi2_cmp): Use register_operand predicate for operand 2.
6678 Use earlyclobber modifier for operand 1. Remove support for
6680 (paritydi2_cmp): Use register_operand predicate for operand 3.
6681 Use earlyclobber modifier for operand 1. Remove support for
6684 2008-03-11 Paul Brook <paul@codesourcery.com>
6685 Vladimir Prus <vladimir@codesourcery.com>
6687 * config/arm/arm.c (use_return_insn): Check TARGET_APCS_FRAME.
6688 (arm_compute_save_reg0_reg12_mask): Always
6689 check if register 11 must be saved. Always safe hard frame pointer
6690 when frame_pointer_needeed.
6691 (arm_compute_save_reg_mask): Save IP and PC
6692 only with apcs frames.
6693 (arm_output_epilogue): Adjust Thumb2 codepath to
6694 be also invoked and work for ARM non-apcs frames.
6695 (arm_expand_prologue): Don't bother saving IP
6696 for non-apcs frame, since it's not clobbered by
6697 prologue code. Implement non-apcs frame
6700 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
6702 PR rtl-optimization/35281
6703 * expr.c (convert_move): Use a new pseudo for the intermediate
6704 from_mode->word_mode result.
6706 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
6708 * langhooks-def.h (LANG_HOOKS_CLEAR_BINDING_STACK): Delete.
6709 * langhooks.h (struct lang_hooks): Delete clear_binding_stack member.
6710 * toplev.c (compile_file): Don't call it.
6712 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
6715 * expr.c (store_expr): Call emit_block_move if the mode
6716 of "temp" RTX is BLKmode.
6718 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
6719 Richard Guenther <rguenther@suse.de>
6721 PR tree-optimization/31358
6722 * tree-ssa-loop-manip.c (create_iv): Call force_gimple_operand for
6723 the step with a NULL_TREE.
6724 * tree-ssa-loop-ivopts.c (find_bivs): Convert the step
6725 to sizetype if type is a pointer type.
6726 (add_candidate_1): Don't convert the base and step to
6727 the generic type if the orginal type is a pointer type.
6728 (add_iv_value_candidates): Use sizetype for the step
6729 if type is a pointer type.
6730 (cand_value_at): Likewise.
6731 * tree-ssa-address.c (add_to_parts): Use POINTER_PLUS_EXPR
6733 * tree-affine.c (tree_to_aff_combination <POINTER_PLUS_EXPR>):
6734 Don't convert the tem affine to the type.
6735 (add_elt_to_tree): Use sizetype for the step if a pointer.
6736 Use POINTER_PLUS_EXPR for pointers.
6737 (aff_combination_to_tree): Use sizetype for the step if a
6740 2008-03-10 Vladimir Makarov <vmakarov@redhat.com>
6742 * config/i386/sse.md (ssse3_pmaddubswv8hi3, ssse3_pmaddubswv4hi3):
6743 Remove commutativity hint.
6745 2008-03-10 Jakub Jelinek <jakub@redhat.com>
6749 * c-parser.c (c_parser_omp_threadprivate): Don't add vars with
6750 errorneous type. Check that v is a VAR_DECL.
6753 * tree-cfg.c (new_label_mapper): Update cfun->last_label_uid.
6755 2008-03-10 H.J. Lu <hongjiu.lu@intel.com>
6757 PR tree-optimization/35494
6758 * tree-ssa-ccp.c (get_symbol_constant_value): Check if value
6759 may be overriden at link and run time.
6761 2008-03-10 Richard Guenther <rguenther@suse.de>
6763 PR tree-optimization/34677
6764 * tree-ssa-pre.c (modify_expr_node_pool): Remove.
6765 (poolify_tree): Likewise.
6766 (modify_expr_template): Likewise.
6767 (poolify_modify_stmt): Likewise.
6768 (insert_fake_stores): Handle all component-ref style stores
6769 in addition to INDIRECT_REF. Also handle complex types.
6770 Do not poolify the inserted load.
6771 (realify_fake_stores): Do not rebuild the tree but only
6772 make it a SSA_NAME copy.
6773 (init_pre): Remove initialzation of modify_expr_template.
6774 Do not allocate modify_expr_node_pool.
6775 (fini_pre): Do not free modify_expr_node_pool.
6777 2008-03-10 Paul Brook <paul@codesourcery.com>
6779 * config/arm/arm.md (UNSPEC_STACK_ALIGN, UNSPEC_PIC_OFFSET): Renumber
6782 2008-03-10 Paul Brook <paul@codesourcery.com>
6783 Mark Shinwell <shinwell@codesourcery.com>
6785 * config/arm/cortex-r4.md: New.
6786 * config/arm/thumb2.md (divsi3, udivsi3): Annotate with
6788 * config/arm/arm.md: Include cortex-r4.md.
6789 (insn): Add smmls, sdiv and udiv values.
6790 (generic_sched): Don't use generic scheduling for Cortex-R4.
6791 (arm_issue_rate): New function.
6792 (TARGET_SCHED_ISSUE_RATE): Define.
6794 2008-03-10 Sebastian Pop <sebastian.pop@amd.com>
6796 * doc/invoke.texi (-ftree-loop-distribution): Add an example.
6798 2008-03-10 Richard Guenther <rguenther@suse.de>
6800 * tree-ssa-pre.c (get_sccvn_value): Simplify.
6801 (compute_avail): Do not add stmt uses to AVAIL_OUT.
6803 2008-03-10 Paolo Bonzini <bonzini@gnu.org>
6805 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS):
6806 Set default to true.
6808 2008-03-09 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6810 * c.opt (Wsynth): Deprecate.
6811 * doc/invoke.texi (Option Summary, Warning Options): Document
6812 -Wno-format-contains-nul.
6814 2008-03-09 Uros Bizjak <ubizjak@gmail.com>
6817 * config/i386/i386.c (ix86_constant_alignment): Compute alignment using
6818 ALIGN_MODE_128 for VECTOR_CST and INTEGER_CST in addition to REAL_CST.
6820 2008-03-09 Ira Rosen <irar@il.ibm.com>
6822 * config/rs6000/rs6000.c (builtin_description): Rename vector
6823 left shift operations.
6824 * config/rs6000/altivec.md (UNSPEC_VSL): Remove.
6825 (altivec_vsl<VI_char>): Rename to ...
6826 (ashl<mode>3): ... new name.
6827 (mulv4sf3, mulv4si3, negv4sf2): Replace gen_altivec_vslw with
6829 (absv4sf2): Convert to use ashift:V4SI instead of UNSPEC_VSL.
6831 2008-03-08 Richard Guenther <rguenther@suse.de>
6833 * coverage.h (tree_coverage_counter_addr): Declare.
6834 * coverage.c (tree_coverage_counter_addr): New function.
6835 * tree-profile.c (tree_gen_edge_profiler): Unshare counter
6837 (tree_gen_pow2_profiler): Use tree_coverage_counter_addr.
6838 (tree_gen_one_value_profiler): Likewise.
6839 (tree_gen_ic_profiler): Likewise.
6840 (tree_gen_average_profiler): Likewise.
6841 (tree_gen_ior_profiler): Likewise.
6843 2008-03-08 Richard Guenther <rguenther@suse.de>
6845 * tree-ssa-sccvn.h (vn_binary_op_lookup): Remove.
6846 (vn_binary_op_insert): Likewise.
6847 (vn_unary_op_lookup): Likewise.
6848 (vn_unary_op_insert): Likewise.
6849 (vn_nary_op_lookup): Declare.
6850 (vn_nary_op_insert): Likewise.
6851 * tree-ssa-sccvn.c (struct vn_tables_s): Merge unary
6852 and binary hashes, use a single obstack for unary_op_pool
6854 (struct vn_binary_op_s, struct vn_unary_op_s): Replace with
6855 a single struct vn_nary_op_s. Store tree code length and
6856 a variable number of operands.
6857 (struct vn_reference_op_struct): Remove unused op2.
6858 (vn_reference_op_eq): Do not compare op2.
6859 (vn_reference_op_compute_hash): Do not compute hash of op2.
6860 (vn_unary_op_hash, vn_binary_op_hash): Replace with vn_nary_op_hash.
6861 (vn_unary_op_compute_hash, vn_binary_op_compute_hash): Replace
6862 with vn_nary_op_compute_hash.
6863 (vn_unary_op_eq, vn_binary_op_eq): Replace with vn_nary_op_eq.
6864 (vn_unary_op_lookup, vn_binary_op_lookup): Replace with
6866 (vn_unary_op_insert, vn_binary_op_insert): Replace with
6868 (visit_unary_op): Call nary functions.
6869 (visit_binary_op): Likewise.
6870 (process_scc): Adjust for struct vn_tables_s changes.
6871 (allocate_vn_table): Likewise.
6872 (free_vn_table): Likewise.
6873 * tree-vn.c (vn_add): Call nary functions.
6874 (vn_lookup): Likewise.
6876 2008-03-08 Jakub Jelinek <jakub@redhat.com>
6879 * config/rs6000/rs6000.c (rs6000_expand_compare_and_swapqhi): Shift
6880 wdst back after sync_compare_and_swapqhi_internal.
6882 2008-03-08 Uros Bizjak <ubizjak@gmail.com>
6885 * config/i386/i386-modes.def (V1DI): New vector mode.
6886 * config/i386/i386.h (VALID_MMX_REG_MODE): Add V1DImode.
6887 * config/i386/mmx.md (MMXMODEI8): New mode iterator.
6888 (MMXMODE248): Ditto.
6889 (MMXMODE): Add V1DI mode.
6890 (mmxvecsize): Change DI mode to V1DI mode.
6891 ("mov<mode>): Use MMXMODEI8 mode iterator.
6892 ("*mov<mode>_internal_rex64"): Ditto.
6893 ("*mov<mode>_internal"): Ditto.
6894 ("mmx_add<mode>3"): Ditto. Handle V1DImode for TARGET_SSE2.
6895 ("mmx_sub<mode>3"): Ditto.
6896 ("mmx_adddi3"): Remove insn pattern.
6897 ("mmx_subdi3"): Ditto.
6898 ("mmx_ashr<mode>3"): Use SImode and "yN" constraint for operand 2.
6899 ("mmx_lshr<mode>3"): Ditto. Use MMXMODE248 mode iterator.
6900 ("mmx_ashl<mode>3"): Ditto.
6901 ("mmx_lshrdi3"): Remove insn pattern.
6902 ("mmx_ashldi3"): Ditto.
6903 * config/i386/i386.c (classify_argument): Handle V1DImode.
6904 (function_arg_advance_32): Ditto.
6905 (function_arg_32): Ditto.
6906 (struct builtin_description) [IX86_BUILTIN_PADDQ]: Use
6907 mmx_addv1di3 insn pattern.
6908 [IX86_BUILTIN_PSUBQ]: Use mmx_subv1di3 insn pattern.
6909 [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?, IX86_BUILTIN_PSRA?,
6910 IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I, IX86_BUILTIN_PSRA?I,
6911 IX86_BUILTIN_PSLL?I128, IX86_BUILTIN_PSRL?I128, IX86_BUILTIN_PSRA?I128]:
6912 Remove definitions of built-in functions.
6913 (V1DI_type_node): New node.
6914 (v1di_ftype_v1di_int): Ditto.
6915 (v1di_ftype_v1di_v1di): Ditto.
6916 (v2si_ftype_v2si_si): Ditto.
6917 (v4hi_ftype_v4hi_di): Remove node.
6918 (v2si_ftype_v2si_di): Ditto.
6919 (ix86_init_mmx_sse_builtins): Handle V1DImode.
6920 (__builtin_ia32_psll?, __builtin_ia32_psrl?, __builtin_ia32_psra?):
6921 Redefine builtins using def_builtin_const with *_ftype_*_int node.
6922 (__builtin_ia32_psll?i, __builtin_ia32_psrl?i, __builtin_ia32_psra?i):
6923 Add new builtins using def_builtin_const.
6924 (ix86_expand_builtin) [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?,
6925 IX86_BUILTIN_PSRA?, IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I,
6926 IX86_BUILTIN_PSRA?I]: Handle builtin definitions.
6927 * config/i386/mmintrin.h (__v1di): New typedef.
6928 (_mm_add_si64): Cast arguments to __v1di type.
6929 (_mm_sub_si64): Ditto.
6930 (_mm_sll_pi16): Cast __count to __v4hi type.
6931 (_mm_sll_pi32): Cast __count to __v2si type.
6932 (_mm_sll_si64): Cast arguments to __v1di type.
6933 (_mm_srl_pi16): Cast __count to __v4hi type.
6934 (_mm_srl_pi32): Cast __count to __v2si type.
6935 (_mm_srl_si64): Cast arguments to __v1di type.
6936 (_mm_sra_pi16): Cast __count to __v4hi type.
6937 (_mm_sra_pi32): Cast __count to __v2si type.
6938 (_mm_slli_pi16): Use __builtin_ia32_psllwi.
6939 (_mm_slli_pi32): Use __builtin_ia32_pslldi.
6940 (_mm_slli_si64): Use __builtin_ia32_psllqi. Cast __m to __v1di type.
6941 (_mm_srli_pi16): Use __builtin_ia32_psrlwi.
6942 (_mm_srli_pi32): Use __builtin_ia32_psrldi.
6943 (_mm_srli_si64): Use __builtin_ia32_psrlqi. Cast __m to __v1di type.
6944 (_mm_srai_pi16): Use __builtin_ia32_psrawi.
6945 (_mm_srai_pi32): Use __builtin_ia32_psradi.
6946 * config/i386/i386.md (UNSPEC_NOP): Remove unspec definition.
6947 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
6948 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
6949 __builtin_ia32_psrl?i, __builtin_ia32_psra?i]: Add new builtins.
6951 2008-03-07 Joseph Myers <joseph@codesourcery.com>
6953 * doc/include/texinfo.tex: Update to version 2008-03-07.10.
6955 2008-03-07 Peter Bergner <bergner@vnet.ibm.com>
6958 * config/rs6000/rs6000.c (rs6000_legitimize_address): Don't generate
6959 reg+const addressing for Altivec modes. Don't generate reg+reg
6960 addressing for TFmode or TDmode quantities.
6962 2008-03-07 Paolo Bonzini <bonzini@gnu.org>
6964 * c-common.c (vector_types_convertible_p): Call langhook
6965 instead of comptypes.
6967 2008-03-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
6970 * tree-ssa-ccp.c (get_symbol_constant_value): Handle
6971 integral and scalar float variables which have a
6974 2008-03-06 Nathan Froyd <froydnj@codesourcery.com>
6976 * dwarf2out.c (dwarf2out_frame_debug_expr): Consult the
6977 dwarf_register_span hook when emitting unwind information for
6978 register-to-memory saves.
6979 * config/rs6000/rs6000.c (spe_synthesize_frame): Delete.
6980 (rs6000_frame_related): Remove call to spe_synthesize_frame.
6982 2008-03-06 Jakub Jelinek <jakub@redhat.com>
6984 * gimplify.c (goa_lhs_expr_p): Allow different ADDR_EXPR nodes
6985 for the same VAR_DECL.
6987 2008-03-06 Tom Tromey <tromey@redhat.com>
6990 * doc/standards.texi (Standards): Don't mention treelang.
6991 * doc/invoke.texi (Overall Options): Don't mention treelang.
6992 * doc/install.texi (Prerequisites): Don't mention bison or
6994 (Configuration): Don't mention treelang.
6995 (Building): Likewise.
6996 * doc/frontends.texi (G++ and GCC): Don't mention treelang.
6998 2008-03-06 Paolo Bonzini <bonzini@gnu.org>
7000 * simplify-rtx.c (simplify_subreg): Remove useless shifts from
7001 word-extractions out of a multi-word object.
7003 2008-03-06 Richard Guenther <rguenther@suse.de>
7005 * tree.def (BIT_FIELD_REF): Constrain result type and its precision.
7006 * tree-cfg.c (verify_expr): Verify BIT_FIELD_REF constraints on
7007 result type and precision.
7008 * expr.c (get_inner_reference): Set unsignedp based on the result
7009 type of BIT_FIELD_REF.
7010 * tree.h (BIT_FIELD_REF_UNSIGNED): Remove.
7011 * tree-sra.c (instantiate_element): Do not set BIT_FIELD_REF_UNSIGNED.
7012 (try_instantiate_multiple_fields): Likewise. Use the correct type
7014 (sra_build_assignment): Likewise.
7015 (sra_build_elt_assignment): Likewise.
7016 (sra_explode_bitfield_assignment): Likewise.
7017 * print-tree.c (print_node): Do not check BIT_FIELD_REF_UNSIGNED.
7018 * tree-vect-transform.c (vect_create_epilog_for_reduction): Do not
7019 set BIT_FIELD_REF_UNSIGNED.
7020 (vectorizable_load): Likewise.
7022 2008-03-06 Andreas Krebbel <krebbel1@de.ibm.com>
7024 * cse.c (cse_extended_basic_block): Invalidate artificial defs
7027 2008-03-06 Richard Guenther <rguenther@suse.de>
7029 * alias.c (struct alias_set_entry): Move has_zero_child field
7030 to pack with alias_set.
7032 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
7034 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
7037 2008-03-05 Ian Lance Taylor <iant@google.com>
7039 * alias.h (alias_set_type): Change from HOST_WIDE_INT to int.
7041 2008-03-05 Kenneth Zadeck <zadeck@naturalbridge.com>
7043 * fwprop.c (update_df): Support width and offset parameters of
7045 * ra-conflict.c (mark_reg_store, clear_reg_in_live,
7046 global_conflicts): Change DF_REF_EXTRACT to either
7047 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
7048 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
7049 * df-scan.c (df_ref_record, df_defs_record,
7050 df_ref_create_structure, df_def_record_1, df_uses_record,
7051 df_get_conditional_uses, df_get_call_refs, df_insn_refs_collect,
7052 df_bb_refs_collect, df_entry_block_defs_collect,
7053 df_exit_block_uses_collect): Support new width and offset fields.
7054 (ref_extract_pool): New storage pool.
7055 (df_free_ref): New function.
7056 (df_reg_chain_unlink, df_free_collection_rec,
7057 df_sort_and_compress_refs): Call df_free_ref.
7058 (df_ref_equal_p, df_ref_compare): Compare offset and width fields
7060 (df_ref_create_structure): Allocate df_ref_extract if offset and
7061 width fields are used.
7062 (df_def_record_1): Get offset and width from ZERO_EXTRACT.
7063 (df_uses_record): Get offset and width from ZERO_EXTRACT
7065 * global.c (build_insn_chain): Change DF_REF_EXTRACT to either
7066 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
7067 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
7068 * df.h (df_ref_flags): Change DF_REF_EXTRACT to either
7069 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
7070 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
7071 (df_ref_extract): New structure.
7072 (DF_REF_WIDTH, DF_REF_OFFSET): New macros.
7073 (df_ref_create): Add width and offset parameters.
7075 2008-03-05 Richard Guenther <rguenther@suse.de>
7077 * tree-ssa-structalias.c (get_constraint_for_component_ref):
7078 Use ranges_overlap_p.
7079 (offset_overlaps_with_access): Rename
7080 to ranges_overlap_p and move ...
7081 * tree-flow-inline.h (ranges_overlap_p): ... here.
7083 * tree.h (get_inner_reference, handled_component_p): Update
7086 * tree.h (record_component_aliases, get_alias_set,
7087 alias_sets_conflict_p, alias_sets_must_conflict_p,
7088 objects_must_conflict_p): Move declarations ...
7089 * alias.h (record_component_aliases, get_alias_set,
7090 alias_sets_conflict_p, alias_sets_must_conflict_p,
7091 objects_must_conflict_p): ... here.
7092 Include coretypes.h.
7093 * Makefile.in (ALIAS_H): Add coretypes.h dependency.
7095 2008-03-05 Aldy Hernandez <aldyh@redhat.com>
7097 * cfg.c: Include tree-flow.h.
7098 (remove_edge_raw): Call redirect_edge_var_map_clear.
7099 (redirect_edge_succ_nodup): Call redirect_edge_var_map_dup.
7100 * tree-flow-inline.h (redirect_edge_var_map_def): New.
7101 (redirect_edge_var_map_result): New.
7102 * tree-cfgcleanup.c (remove_forwarder_block_with_phi): Replace
7103 PENDING_STMT use with redirect_edge_var_map_*.
7104 * tree-ssa.c (edge_var_maps): New definition.
7105 (redirect_edge_var_map_add): New.
7106 (redirect_edge_var_map_clear): New.
7107 (redirect_edge_var_map_dup): New.
7108 (redirect_edge_var_map_vector): New.
7109 (redirect_edge_var_map_destroy): New.
7110 (ssa_redirect_edge): Replace PENDING_STMT use with
7111 redirect_edge_var_map_*.
7112 (flush_pending_stmts): Same.
7113 (delete_tree_ssa): Destroy edge var map.
7114 * tree-flow.h (struct _edge_var_map): New.
7115 Define edge_var_map vector type.
7116 Declare redirect_edge_var_map_* prototypes.
7117 * Makefile.in (cfg.o): Depend on TREE_FLOW_H.
7118 * tree-cfg.c (reinstall_phi_args): Replace
7119 PENDING_STMT use with redirect_edge_var_map_*.
7121 2008-03-05 Richard Guenther <rguenther@suse.de>
7123 PR tree-optimization/35472
7124 * tree-ssa-dse.c (dse_optimize_stmt): Do not delete a store
7125 whose single use_stmt has a overlapping set of loaded and
7126 stored symbols as that use_stmt might be a noop assignment then.
7128 2008-03-05 Joel Sherrill <joel.sherrill@oarcorp.com>
7130 * gthr-rtems.h: Implement __gthread_mutex_destroy.
7132 2008-03-05 Richard Guenther <rguenther@suse.de>
7135 * tree.def (BIT_FIELD_REF): Document that operands 1 and 2
7136 should be constants.
7137 * tree-cfg.c (verify_expr): Verify it.
7138 * fold-const.c (fold_truthop): Remove code generating
7139 BIT_FIELD_REFs of structure bases.
7140 (fold_binary): Likewise.
7141 (fold_ternary): Position and size of BIT_FIELD_REFs are
7142 always host integers.
7143 (make_bit_field_ref): Remove.
7144 (optimize_bit_field_compare): Remove.
7145 (all_ones_mask_p): Remove.
7147 2008-03-05 Gabor Loki <loki@gcc.gnu.org>
7150 * rtl-factoring.c (clear_regs_live_in_seq): Fix backward steps.
7151 (split_block_and_df_analyze): New. Split basic block and rebuild
7153 (block_label_after): Use SPLIT_BLOCK_AND_DF_ANALYZE instead of
7155 (split_pattern_seq): Likewise.
7156 (erase_matching_seqs): Likewise.
7157 (split_pattern_seq): Skip return insn in case of REG_NORETURN note.
7159 2008-03-04 Geoff Keating <geoffk@apple.com>
7161 * fold-const.c (tree_single_nonnegative_warnv_p): Fix mixed
7162 declaration and code.
7163 (tree_invalid_nonnegative_warnv_p): Likewise.
7165 2008-03-05 Serge Belyshev <belyshev@depni.sinp.msu.ru>
7167 * doc/install.texi (Testing): Correct quoting for the RUNTESTFLAGS
7168 examples. Truncate option-names then causing overfull hbox.
7170 2008-03-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7173 * configure.ac (CONFIG_SJLJ_EXCEPTIONS): Force SJLJ exceptions
7175 * configure: Rebuilt.
7177 2008-03-04 Rafael Espindola <espindola@google.com>
7179 * fold-const.c (tree_simple_nonnegative_warnv_p): New.
7180 (tree_unary_nonnegative_warnv_p): New.
7181 (tree_binary_nonnegative_warnv_p): New.
7182 (tree_single_nonnegative_warnv_p): New.
7183 (tree_invalid_nonnegative_warnv_p): New.
7184 (tree_expr_nonnegative_warnv_p): Redefine in term of the new functions.
7186 2008-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7189 * opts.c (handle_option): Postpone 'unknown option' errors only for
7192 2008-03-04 H.J. Lu <hongjiu.lu@intel.com>
7195 * config/i386/smmintrin.h (SIDD_XXX): Renamed to ...
7198 2008-03-04 Rafael Espindola <espindola@google.com>
7200 * fold-const.c (tree_unary_nonzero_warnv_p): New.
7201 (tree_binary_nonzero_warnv_p): New.
7202 (tree_single_nonzero_warnv_p): New.
7203 (tree_expr_nonzero_warnv_p): Redefine using the new functions.
7205 2008-03-04 Uros Bizjak <ubizjak@gmail.com>
7208 * fold-const.c (fold_cond_expr_with_comparison): Prevent
7209 transformations for modes that have signed zeros.
7210 * ifcvt.c (noce_try_abs): Ditto.
7212 2008-03-04 Joseph Myers <joseph@codesourcery.com>
7214 * config/i386/i386.c (override_options): Force
7215 -maccumulate-outgoing-args on if TARGET_STACK_PROBE.
7217 2008-03-04 Jan Hubicka <jh@suse.cz>
7220 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Fix typo
7223 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
7225 * config/i386/i386.md (allocate_stack_worker_32): Use __chkstk
7226 label to probe the stack.
7228 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
7230 * gthr-win32.h [__GTHREAD_HIDE_WIN32API]
7231 (__gthr_win32_mutex_destroy): Declare.
7232 [__GTHREAD_HIDE_WIN32API] (__gthread_mutex_destroy): Use
7233 __gthr_win32_mutex_destroy.
7234 * config/i386/gthr-win32.c (__gthr_win32_mutex_destroy): Define.
7236 2008-03-03 Jan Hubicka <jh@suse.cz>
7239 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Be more
7240 aggressive on inlining cold calls.
7242 2008-03-03 Richard Guenther <rguenther@suse.de>
7244 * tree-ssa-sccvn.c (visit_reference_op_store): Do not insert
7245 struct copies into the expression table.
7246 (simplify_unary_expression): Handle VIEW_CONVERT_EXPR.
7247 (try_to_simplify): Likewise.
7248 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPR of
7249 integral and pointer arguments which do not change the
7250 precision to NOP_EXPRs.
7251 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Adjust
7252 VIEW_CONVERT_EXPR case.
7254 2008-03-02 Sebastian Pop <sebastian.pop@amd.com>
7256 * tree-scalar-evolution.c (instantiate_parameters_1): An SSA_NAME
7257 defined in a loop at depth 0 is invariant.
7258 * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
7259 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Should never
7260 be called at loop depth 0.
7262 2008-03-02 Jakub Jelinek <jakub@redhat.com>
7265 * gcc.c (process_command): Update copyright notice dates.
7266 * gcov.c (print_version): Likewise.
7267 * gcov-dump.c (print_version): Likewise.
7268 * mips-tfile.c (main): Likewise.
7269 * mips-tdump.c (main): Likewise.
7271 2008-03-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7274 * c-common.c (flag_permissive): Delete.
7275 (constant_expression_warnings): Check flags first.
7276 (constant_expression_error): New.
7277 * c-common.h (flag_permissive): Delete.
7278 (constant_expression_error): Declare.
7279 * flags.h (flag_permissive): Declare. Update description.
7280 * diagnostic.c (pedwarn): Update.
7282 * diagnostic.h: (pedantic_error_kind): Rename as pedantic_warning_kind.
7283 (permissive_error_kind): New.
7284 * toplev.c (flag_permissive): Define. Update description.
7285 * toplev.h (permissive_error_kind): Declare.
7286 * c-errors.c (pedwarn_c99): Use pedantic_warning_kind.
7287 (pedwarn_c90): Use pedantic_warning_kind.
7288 * c-opts.c (c_common_post_options): flag_permissive does not affect
7289 flag_pedantic_errors.
7291 2008-03-02 Joseph Myers <joseph@codesourcery.com>
7293 * libgcc2.c (__addvSI3, __addvsi3, __addvDI3, __subvSI3,
7294 __subvsi3, __subvDI3, __negvSI2, __negvsi2, __negvDI2, __absvSI2,
7295 __absvsi2, __absvDI2): Use unsigned arithmetic.
7297 2008-03-02 Andi Kleen <ak@suse.de>
7298 Richard Guenther <rguenther@suse.de>
7300 * struct-equiv.c: Remove file.
7301 * cfg_cleanup.c (condjump_equiv_p): Remove.
7302 * Makefile.in (OBJS-common): Remove struct-equiv.o.
7303 (struct-equiv.o): Remove rule.
7304 * basic-block.h (struct_equiv_checkpoint, STRUCT_EQUIV_*,
7305 insns_match_p, struct_equiv_block_eq, struct_equiv_init,
7306 rtx_equiv_p, condjump_equiv_p): Remove prototypes.
7308 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
7310 * ifcvt.c (noce_process_if_block): Try to handle only the then
7311 block if the else block exists but isn't suitable.
7313 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
7316 * gthr-posix.h (__gthread_mutex_destroy): Remove extra declarations.
7317 * gthr-posix95.h (__gthread_mutex_destroy): Likewise. Note this fixes
7318 regression from previous patch.
7320 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
7323 * gthr.h: Add __gthread_mutex_destroy as a function that must be
7325 * gthr-vxworks.h (__gthread_mutex_destroy): Null implementation.
7326 * gthr-single.h (__gthread_mutex_destroy): Likewise.
7327 * gthr-rtems.h (__gthread_mutex_destroy): Likewise.
7328 * gthr-mipssde.h (__gthread_mutex_destroy): Likewise.
7329 * gthr-nks.h (__gthread_mutex_destroy): Likewise.
7330 * gthr-solaris.h (__gthread_mutex_destroy): Call mutex_destroy.
7331 * gthr-win32.h (__GTHREAD_MUTEX_DESTROY_FUNCTION): Remove.
7332 (__gthread_mutex_destroy_function): Rename to
7333 __gthread_mutex_destroy.
7334 * gthr-dce.h (__gthread_mutex_destroy): Call
7335 pthread_mutex_destroy.
7336 * gthr-tpf.h (__gthread_mutex_destroy): Likewise.
7337 * gthr-posix.h (__gthread_mutex_destroy): Likewise.
7338 * gthr-posix95.h (__gthread_mutex_destroy): Likewise.
7340 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
7342 * df-scan.c (df_ref_chain_change_bb): Simplify.
7343 (df_insn_change_bb): Add new_bb argument. Simplify. Call
7344 set_block_for_insn if there's any change.
7345 * df.h ((df_insn_change_bb): Fix prototype.
7346 * cfgrtl.c (update_bb_for_insn_chain): Pass bb to
7347 df_insn_change_bb, don't call set_block_for_insn.
7348 * emit-rtl.c (reorder_insns): Likewise.
7349 * haifa-sched.c (move_insn): Likewise.
7351 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
7353 * rtlanal.c (loc_mentioned_in_p): Test XVECEXPs correctly.
7355 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
7357 * tree-flow-inline.h (next_readonly_imm_use): Return
7358 NULL_USE_OPERAND_P after the end.
7360 2008-03-01 Richard Guenther <rguenther@suse.de>
7362 PR tree-optimization/35411
7363 * tree-sra.c (sra_build_assignment): Split conversion to
7364 final type to a separate statement if we are not assigning
7367 2008-02-29 Francois-Xavier Coudert <coudert@clipper.ens.fr>
7369 * fold-const.c (fold_convertible_p): Correct the logic to follow
7370 that in fold_convert().
7372 2008-02-29 Douglas Gregor <doug.gregor@gmail.com>
7375 * tree-inline.c (build_duplicate_type): When we make a
7376 duplicate type, make it unique in the canonical types system.
7378 2008-02-29 Tom Tromey <tromey@redhat.com>
7380 * toplev.c (input_file_stack, input_file_stack_tick, fs_p,
7381 input_file_stack_history, input_file_stack_restored): Remove.
7382 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
7383 * input.h (struct file_stack): Remove.
7384 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
7385 (input_file_stack, input_file_stack_tick, INPUT_FILE_STACK_BITS):
7387 * diagnostic.h (struct diagnostic_context) <last_module>: Change
7389 (diagnostic_last_module_changed): Add 'map' argument.
7390 (diagnostic_set_last_function): Likewise.
7391 * diagnostic.c (undiagnostic_report_current_module): Iterate using
7392 line map, not input_file_stack.
7393 * c-lex.c (fe_file_change): Don't use push_srcloc or pop_srcloc.
7395 2008-02-29 Paul Brook <paul@codesourcery.com>
7397 * config/arm/arm.md (arm_addsi3): Add r/k/n alternative.
7399 2008-02-29 Paul Brook <paul@codesourcery.com>
7401 * config/arm/ieee754-df.S (muldf3): Use RET macros.
7403 2008-02-29 Richard Guenther <rguenther@suse.de>
7405 * tree-ssa-pre.c (get_sccvn_value): Create missing VNs via
7407 * tree-ssa-sccnv.c (visit_reference_op_store): Use the rhs
7408 value for comparing for a store match.
7409 (simplify_unary_expression): Do nothing for SSA_NAMEs.
7410 (try_to_simplify): Do not do a full-blown reference lookup.
7412 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
7414 * config/sh/sh.c (sh_scalar_mode_supported_p): New function.
7415 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
7417 * config/sh/sh.h (OVERRIDE_OPTIONS): Don't warn for profiling.
7419 2008-02-29 Sebastian Pop <sebastian.pop@amd.com>
7421 * tree-loop-linear.c (try_interchange_loops): Compare memory access
7422 strides against cache sizes.
7424 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
7426 * config/sh/sh.c (sh_secondary_reload): Handle loading a float
7429 2008-02-28 Richard Sandiford <rsandifo@nildram.co.uk>
7431 * simplify-rtx.c (simplify_unary_operation_1): Extend the handling
7432 of SUBREG_PROMOTED_VAR_P to cope with cases where the extended value
7433 is smaller than the original promoted value.
7434 (simplify_subreg): If OP is a SUBREG, try to preserve its
7435 SUBREG_PROMOTED_VAR_P information.
7437 2008-02-28 Steven Bosscher <stevenb.gcc@gmail.com>
7439 * tree-ssa-sccvn (vn_ssa_aux_obstack): New obstack.
7440 (VN_INFO_GET): Allocate new objects on the obstack.
7441 (init_scc_vn): Initialize the obstack. Use XDELETE instead of free
7442 for rpo_numbers_temp, for consistency.
7443 (free_scc_vn): Free the obstack.
7445 2008-02-28 Sebastian Pop <sebastian.pop@amd.com>
7447 * doc/invoke.texi: Document -ftree-loop-distribution.
7448 * tree-loop-distribution.c: New.
7449 * tree-pass.h (pass_loop_distribution): New.
7450 * graphds.h (struct graph): Add htab_t indices.
7451 * timevar.def (TV_TREE_LOOP_DISTRIBUTION): New.
7452 * tree-vectorizer.c (rename_variables_in_loop): Extern.
7453 (slpeel_tree_duplicate_loop_to_edge_cfg): Init PENDING_STMT to NULL.
7454 * tree-vectorizer.h (tree_duplicate_loop_on_edge): Declared.
7455 * tree-data-ref.c (debug_data_dependence_relations): New.
7456 (dump_data_dependence_relation): Also print data references.
7457 (free_data_ref): Extern.
7458 (same_access_functions): Moved...
7459 (find_vertex_for_stmt): Renamed rdg_vertex_for_stmt.
7460 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
7461 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg_1, dot_rdg,
7462 struct rdg_vertex_info, rdg_vertex_for_stmt): New.
7463 (create_rdg_edge_for_ddr, create_rdg_vertices): Cleaned up.
7464 (stmts_from_loop): Skip LABEL_EXPR.
7465 (hash_stmt_vertex_info, eq_stmt_vertex_info, hash_stmt_vertex_del):
7467 (build_rdg): Initialize rdg->indices htab.
7468 (free_rdg, stores_from_loop, ref_base_address,
7469 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses,
7470 have_similar_memory_accesses_1, ref_base_address_1,
7471 remove_similar_memory_refs): New.
7472 * tree-data-ref.h: Depend on tree-chrec.h.
7473 (debug_data_dependence_relations, free_data_ref): Declared.
7474 (same_access_functions): ... here.
7475 (ddr_is_anti_dependent, ddrs_have_anti_deps, ddr_dependence_level):
7477 (struct rdg_vertex): Add has_mem_write and has_mem_reads.
7478 (RDGV_HAS_MEM_WRITE, RDGV_HAS_MEM_READS, RDG_STMT,
7479 RDG_MEM_WRITE_STMT, RDG_MEM_READS_STMT): New.
7480 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
7481 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg,
7482 rdg_vertex_for_stmt): Declared.
7483 (struct rdg_edge): Add level.
7485 (free_rdg, stores_from_loop, remove_similar_memory_refs,
7486 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses):
7488 (rdg_has_similar_memory_accesses): New.
7489 * tree-vect-analyze.c: Remove unused static decls.
7490 * lambda.h (dependence_level): New.
7491 * common.opt (ftree-loop-distribution): New.
7492 * tree-flow.h (mark_virtual_ops_in_bb,
7493 slpeel_tree_duplicate_loop_to_edge_cfg,
7494 rename_variables_in_loop): Declared.
7495 * Makefile.in (TREE_DATA_REF_H): Depend on tree-chrec.h.
7496 (OBJS-common): Add tree-loop-distribution.o.
7497 (tree-loop-distribution.o): New rule.
7498 * tree-cfg.c (mark_virtual_ops_in_bb): New.
7499 (mark_virtual_ops_in_region): Use mark_virtual_ops_in_bb.
7500 * passes.c (init_optimization_passes): Schedule pass_loop_distribution.
7502 2008-02-28 Joseph Myers <joseph@codesourcery.com>
7505 * tree.c (handle_dll_attribute): Disallow TYPE_DECLs for types
7506 other than structures and unions.
7508 2008-02-28 Richard Guenther <rguenther@suse.de>
7511 2008-02-26 Richard Guenther <rguenther@suse.de>
7513 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
7514 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
7515 (lookup_decl_from_uid): Declare.
7516 (remove_decl_from_map): Likewise.
7517 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
7518 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
7519 (decl_for_uid_map): New global hashtable mapping DECL_UID
7521 (init_ttree): Allocate it.
7522 (insert_decl_to_uid_decl_map): New helper function.
7523 (make_node_stat): Insert new decls into the map.
7524 (copy_node_stat): Likewise.
7525 (lookup_decl_from_uid): New function.
7526 (remove_decl_from_map): Likewise.
7527 (print_decl_for_uid_map_statistics): New helper.
7528 (dump_tree_statistics): Call it.
7530 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
7531 (referenced_var_iterator): Adjust.
7532 (FOR_EACH_REFERENCED_VAR): Adjust.
7533 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
7534 (num_referenced_vars): Adjust.
7535 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
7536 (first_referenced_var): Remove.
7537 (end_referenced_vars_p): Likewise.
7538 (next_referenced_var): Likewise.
7539 (referenced_var_iterator_set): New helper function.
7540 * tree-dfa.c (referenced_var_lookup): Adjust.
7541 (referenced_var_check_and_insert): Likewise.
7542 (remove_referenced_var): Likewise.
7543 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
7544 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
7545 (verify_call_clobbering): Likewise.
7546 (verify_memory_partitions): Likewise.
7547 (init_tree_ssa): Allocate bitmap instead of hashtable for
7549 (delete_tree_ssa): Adjust.
7550 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
7551 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
7552 (compute_tag_properties): Likewise.
7553 (set_initial_properties): Likewise.
7554 (find_partition_for): Likewise.
7555 (update_reference_counts): Likewise.
7556 (dump_may_aliases_for): Likewise.
7557 * tree-ssa-operands.c (add_virtual_operand): Likewise.
7558 (add_call_clobber_ops): Likewise.
7559 (add_call_read_ops): Likewise.
7560 (get_asm_expr_operands): Likewise.
7561 * tree-into-ssa.c (dump_decl_set): Likewise.
7562 (update_ssa): Likewise.
7563 * tree-sra.c (scan_function): Likewise.
7564 (decide_instantiations): Likewise.
7565 (scalarize_parms): Likewise.
7566 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
7567 (dsa_named_for): Likewise.
7568 * tree-ssa-structalias.c (update_alias_info): Likewise.
7569 (merge_smts_into): Likewise.
7571 2008-02-27 David Daney <ddaney@avtrex.com>
7574 * config/mips/iris.h (MIPS_DEBUGGING_INFO): Define.
7575 * config/mips/openbsd.h (MIPS_DEBUGGING_INFO): Same.
7576 * config/mips/sde.h (MIPS_DEBUGGING_INFO): Remove undef.
7577 * config/mips/vxworks.h (MIPS_DEBUGGING_INFO): Same.
7578 * config/mips/mips.h (MIPS_DEBUGGING_INFO): Remove define.
7580 2008-02-27 Uros Bizjak <ubizjak@gmail.com>
7583 * config/darwin-ppc-ldouble-patch.def (BUILT_IN_NANL): Add.
7584 (BUILT_IN_NEXTTOWARD): Remove.
7585 (BUILT_IN_NEXTTOWARDF): Ditto.
7586 * config/darwin.c (darwin_patch_builtin): Use ACONCAT instead of
7587 alloca/strcpy/strcat. Remove commented-out code. Fix whitespace.
7589 2008-02-27 Tom Tromey <tromey@redhat.com>
7591 * tree-dump.c (dequeue_and_dump) <FUNCTION_DECL>: Check
7592 DECL_SAVED_TREE, not DECL_LANG_SPECIFIC, when dumping body.
7594 2008-02-27 Jan Beulich <jbeulich@novell.com>
7596 * c-decl.c (merge_decls): Use DECL_USER_ALIGN() on olddecl to
7597 update the respective field on newdecl.
7599 2008-02-27 Revital Eres <eres@il.ibm.com>
7601 PR rtl-optimization/34999
7602 * bb-reorder.c (add_labels_and_missing_jumps): Do not handle
7603 crossing edges that ends with a call insn.
7604 (fix_up_fall_thru_edges): Handle crossing edges that ends with a
7605 call insn and clear the EDGE_CROSSING flag of the crossing edge
7606 when fixing fallthru edges.
7608 2008-02-27 Richard Guenther <rguenther@suse.de>
7611 * fold-const.c (fold_unary): Return the correct argument,
7612 converted to the result type.
7614 2008-02-27 Richard Guenther <rguenther@suse.de>
7617 * expr.c (expand_expr_real_1): Assert on rotates that operate
7619 * fold-const.c (fold_binary): Use the types precision, not the
7620 bitsize of the mode if folding rotate expressions. Build rotates
7621 only for full modes.
7623 2008-02-27 Jakub Jelinek <jakub@redhat.com>
7625 * c-ppoutput.c (scan_translation_unit): Handle CPP_PRAGMA
7627 * c-pragma.c (pragma_ns_name): New typedef.
7628 (registered_pp_pragmas): New variable.
7629 (c_pp_lookup_pragma): New function.
7630 (c_register_pragma_1): If flag_preprocess_only, do nothing
7631 for non-expanded pragmas, for expanded ones push pragma's
7632 namespace and name into registered_pp_pragmas vector.
7633 (c_invoke_pragma_handler): Register OpenMP pragmas even when
7634 flag_preprocess_only, don't register GCC pch_preprocess
7635 pragma if flag_preprocess_only.
7636 * c-opts.c (c_common_init): Call init_pragma even if
7637 flag_preprocess_only.
7638 * c-pragma.c (c_pp_lookup_pragma): New prototype.
7639 * config/darwin.h (DARWIN_REGISTER_TARGET_PRAGMAS): Don't call
7640 cpp_register_pragma if flag_preprocess_only.
7642 2008-02-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7645 * c-parser.c (c_parser_translation_unit): Warn for empty
7646 translation unit, not empty source file.
7648 2008-02-26 Paul Brook <paul@codesourcery.com>
7650 * config/arm/arm.c (thumb_set_frame_pointer): Ensure SP is first
7651 operand for Thumb-2.
7652 * config/arm/arm.h (reg_class): Add CORE_REGS.
7653 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Ditto.
7654 (BASE_REG_CLASS): Use CORE_REGS.
7655 (PREFERRED_RELOAD_CLASS): Add STACK_REG.
7656 (REGNO_MODE_OK_FOR_REG_BASE_P): Use REGNO_MODE_OK_FOR_BASE_P.
7657 (REGNO_OK_FOR_INDEX_P): Exclude SP.
7658 (ARM_REG_OK_FOR_INDEX_P): Always define. Use
7659 ARM_REGNO_OK_FOR_INDEX_P.
7660 (ARM_PRINT_OPERAND_ADDRESS): Swap operands for [reg, sp].
7661 * config/arm/arm.md (arm_addsi3, thumb1_addsi3, arm_subsi3_insn,
7662 arm_movsi_insn, thumb1_movsi_insni, stack_tie): Add "k" alternatives.
7663 (ldm/stm peepholes): Ditto.
7664 * config/arm/thumb2.md (thumb2_movdi): Add "k" alternatives.
7665 * config/arm/vfp.md (arm_movsi_vfp, thumb2_movsi_vfp): Ditto.
7666 * config/arm/iwmmxt.md (iwmmxt_movsi_insn): Ditto.
7667 * config/arm/constraints.md: Enable "k" constraint on ARM.
7669 2008-02-27 Ben Elliston <bje@au.ibm.com>
7671 * config/rs6000/rs6000.c: Annotate cache line size field in all
7672 instances of struct processor_costs.
7674 2008-02-26 David Edelsohn <edelsohn@gnu.org>
7676 * dbgcnt.def (cfg_cleanup, cprop1, cprop2, dce_fast, dce_ud, dse1,
7677 dse2, gcse, if_conversion, if_after_combine, if_after_reload,
7678 jump_bypass): New counters.
7679 * cfgcleanup.c (cleanup_cfg): Add dbg_cnt.
7680 * dce.c (gate_ud_dce): Same.
7681 (gate_fast_dce): Same.
7682 * dse.c (gate_dse1): New function.
7683 (gate_dse2): New function.
7684 (gate_dse): Merge results of new gate functions.
7685 * gcse.c (gcse_main): Bracket cprop1 and cprop2 with dbg_cnt.
7686 (gate_handle_jump_bypass): Add dbg_cnt.
7687 (gate_handle_gcse): Add dbg_cnt.
7688 * ifcvt.c (gate_handle_if_conversion): Same.
7689 (gate_handle_if_after_combine): Same.
7690 (gate_handle_if_after_reload): Same.
7691 * Makefile.in: Add DBGCNT_H to cfgcleanup.o and ifcvt.o.
7693 2008-02-26 Edmar Wienskoski <edmar@freescale.com>
7695 * config/rs6000/rs6000.c (processor_costs): Update e300 cache
7697 * doc/invoke.texi: Add e300c2 and e300c3 to list of cpus.
7699 2008-02-26 Jason Merrill <jason@redhat.com>
7702 * attribs.c (decl_attributes): Leave ATTR_FLAG_TYPE_IN_PLACE
7703 alone if it's the naming decl for the type's main variant.
7705 2008-02-26 Tom Tromey <tromey@redhat.com>
7707 * system.h (USE_MAPPED_LOCATION): Poison.
7708 * Makefile.in (GTFILES): Put CPP_ID_DATA_H first.
7709 * tree-cfg.c (make_cond_expr_edges): Remove old location code.
7710 (make_goto_expr_edges): Likewise.
7711 (remove_bb): Likewise.
7712 (execute_warn_function_return): Likewise.
7713 * basic-block.h (struct edge_def) <goto_locus>: Change type to
7715 * c-common.c (fname_decl): Remove old location code.
7716 * tree-vect-transform.c (vect_finish_stmt_generation): Remove old
7718 * rtl.h (ASM_OPERANDS_SOURCE_LOCATION): Remove old-location
7720 (ASM_INPUT_SOURCE_LOCATION): Likewise.
7721 (gen_rtx_ASM_INPUT): Likewise.
7722 (gen_rtx_ASM_INPUT_loc): Likewise.
7723 (get_rtx_asm_OPERANDS): Remove.
7724 * cfglayout.c (insn_locators_alloc): Remove old location code.
7725 (set_curr_insn_source_location): Likewise.
7726 (curr_insn_locator): Likewise.
7727 * print-tree.c (print_node): Remove old location code.
7728 * tree-mudflap.c (mf_varname_tree): Remove old location code.
7729 (mf_file_function_line_tree): Remove test of USE_MAPPED_LOCATION.
7730 * cfgexpand.c (expand_gimple_cond_expr): Don't use
7731 location_from_locus.
7732 (construct_exit_block): Remove old location code.
7733 * emit-rtl.c (force_next_line_note): Remove old location code.
7734 * profile.c (branch_prob): Remove old location code.
7735 * tree-vectorizer.h (LOC, UNKNOWN_LOC, EXPR_LOC, LOC_FILE,
7736 LOC_LINE): Remove old-location variants.
7737 * langhooks.c (lhd_print_error_function): Remove old location
7739 * configure, config.in: Rebuilt.
7740 * configure.ac (--enable-mapped-location): Remove.
7741 * c-decl.c (c_init_decl_processing): Remove old location code.
7742 (finish_function): Likewise.
7743 * recog.c (decode_asm_operands): Remove old location code.
7744 * c-pch.c (c_common_read_pch): Remove old location code.
7745 * rtl.def (ASM_INPUT, ASM_OPERANDS): Remove old location
7747 * gimple-low.c (lower_function_body): Remove old location code.
7748 * toplev.c (unknown_location): Remove.
7749 (push_srcloc): Remove old-location variant.
7750 (process_options): Remove old location code.
7751 (lang_dependent_init): Likewise.
7752 * input.h (UNKNOWN_LOCATION): Move definition.
7753 (location_t): Undeprecate.
7754 (source_locus): Remove.
7755 (location_from_locus): Remove.
7756 (struct location_s): Remove.
7757 Remove all old-location code.
7758 (input_line, input_filename): Remove.
7759 * final.c (final_scan_insn): Remove old location code.
7760 * diagnostic.c (diagnostic_build_prefix): Remove
7761 USE_MAPPED_LOCATION test.
7762 * tree.h (gimple_stmt) <locus>: Now a location_t.
7763 (tree_exp) <locus>: Likewise.
7764 (DECL_IS_BUILTIN): Remove old-location variant.
7765 (annotate_with_file_line, annotate_with_locus): Likewise.
7766 (expr_locus, set_expr_locus): Update.
7767 * tree.c (build1_stat): Remove old location code.
7768 (last_annotated_node): Remove.
7769 (annotate_with_file_line): Remove old-location variant.
7770 (annotate_with_locus): Likewise.
7771 (expr_location): Remove old location code.
7772 (set_expr_location): Likewise.
7773 (expr_has_location): Likewise.
7774 (expr_locus): Likewise.
7775 (set_expr_locus): Likewise.
7776 (expr_filename): Don't use location_from_locus.
7777 (expr_lineno): Likewise.
7778 * rtl-error.c (location_for_asm): Remove old location code.
7779 * c-lex.c (cb_line_change): Remove old location code.
7780 (fe_file_change): Likewise.
7781 (cb_def_pragma): Likewise.
7782 (c_lex_with_flags): Likewise.
7783 * gengtype.c (do_typedef): Don't special-case location types.
7784 (define_location_structures): Remove.
7785 (main): Don't call define_location_structures.
7786 * tree-pretty-print.c (dump_implicit_edges): Remove old location
7789 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7792 * builtins.def (BUILT_IN_STDARG_START): Remove.
7793 * builtins.c (expand_builtin): Remove BUILT_IN_STDARG_START.
7794 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
7795 * tree-inline.c (inline_forbidden_p_1): Likewise.
7797 2008-02-26 Richard Guenther <rguenther@suse.de>
7799 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
7800 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
7801 (lookup_decl_from_uid): Declare.
7802 (remove_decl_from_map): Likewise.
7803 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
7804 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
7805 (decl_for_uid_map): New global hashtable mapping DECL_UID
7807 (init_ttree): Allocate it.
7808 (insert_decl_to_uid_decl_map): New helper function.
7809 (make_node_stat): Insert new decls into the map.
7810 (copy_node_stat): Likewise.
7811 (lookup_decl_from_uid): New function.
7812 (remove_decl_from_map): Likewise.
7813 (print_decl_for_uid_map_statistics): New helper.
7814 (dump_tree_statistics): Call it.
7816 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
7817 (referenced_var_iterator): Adjust.
7818 (FOR_EACH_REFERENCED_VAR): Adjust.
7819 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
7820 (num_referenced_vars): Adjust.
7821 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
7822 (first_referenced_var): Remove.
7823 (end_referenced_vars_p): Likewise.
7824 (next_referenced_var): Likewise.
7825 (referenced_var_iterator_set): New helper function.
7826 * tree-dfa.c (referenced_var_lookup): Adjust.
7827 (referenced_var_check_and_insert): Likewise.
7828 (remove_referenced_var): Likewise.
7829 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
7830 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
7831 (verify_call_clobbering): Likewise.
7832 (verify_memory_partitions): Likewise.
7833 (init_tree_ssa): Allocate bitmap instead of hashtable for
7835 (delete_tree_ssa): Adjust.
7836 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
7837 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
7838 (compute_tag_properties): Likewise.
7839 (set_initial_properties): Likewise.
7840 (find_partition_for): Likewise.
7841 (update_reference_counts): Likewise.
7842 (dump_may_aliases_for): Likewise.
7843 * tree-ssa-operands.c (add_virtual_operand): Likewise.
7844 (add_call_clobber_ops): Likewise.
7845 (add_call_read_ops): Likewise.
7846 (get_asm_expr_operands): Likewise.
7847 * tree-into-ssa.c (dump_decl_set): Likewise.
7848 (update_ssa): Likewise.
7849 * tree-sra.c (scan_function): Likewise.
7850 (decide_instantiations): Likewise.
7851 (scalarize_parms): Likewise.
7852 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
7853 (dsa_named_for): Likewise.
7854 * tree-ssa-structalias.c (update_alias_info): Likewise.
7855 (merge_smts_into): Likewise.
7857 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7860 * doc/invoke.texi (-Wall): Add -Wvolatile-register-var.
7861 * c-opts.c (c_common_handle_option): Wall enables
7862 Wvolatile-register-var.
7863 * common.opt: Move Wvolatile-register-var to...
7866 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7868 * common.opt (Wlarger-than=): New.
7869 * doc/invoke.texi (Warning Options): Replace -Wlarger-than- with
7871 * opts.c (common_handle_option): Handle -Wlarger-than=.
7872 * optc-gen.awk: Likewise.
7873 * opth-gen.awk: Likewise.
7874 * stor-layout.c (layout_decl): Use -Wlarger-than= for warning.
7875 * tree-optimize.c (tree_rest_of_compilation): Likewise.
7877 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7879 * c-common.c (match_case_to_enum_1): Add appropriate
7880 OPT_W* parameter to warning.
7881 (c_do_switch_warnings): Likewise.
7882 * c-typeck.c (warning_init): Add one more parameter following
7884 (push_init_level): Update call to warning_init.
7885 (pop_init_level): Likewise.
7886 (add_pending_init): Likewise.
7887 (output_init_element: Likewise.
7889 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7892 * toplev.c (toplev_main): If there are warnings or error, print
7893 errors for ignored options.
7894 * opts.c (ignored_options): New static variable.
7895 (postpone_unknown_option_error): New.
7896 (print_ignored_options): New.
7897 (handle_option): Postpone errors for unknown -Wno-* options.
7898 * opts.h (print_ignored_options): Declare.
7900 2008-02-25 Richard Sandiford <rsandifo@nildram.co.uk>
7902 * config/mips/mips.md (loadgp_blockage, blockage): Change type
7905 2008-02-25 Richard Guenther <rguenther@suse.de>
7908 2008-02-25 Richard Guenther <rguenther@suse.de>
7910 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
7911 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
7912 (lookup_decl_from_uid): Declare.
7913 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
7914 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
7915 (decl_for_uid_map): New global hashtable mapping DECL_UID
7917 (init_ttree): Allocate it.
7918 (insert_decl_to_uid_decl_map): New helper function.
7919 (make_node_stat): Insert new decls into the map.
7920 (copy_node_stat): Likewise.
7921 (lookup_decl_from_uid): New function.
7922 (print_decl_for_uid_map_statistics): New helper.
7923 (dump_tree_statistics): Call it.
7925 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
7926 (referenced_var_iterator): Adjust.
7927 (FOR_EACH_REFERENCED_VAR): Adjust.
7928 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
7929 (num_referenced_vars): Adjust.
7930 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
7931 (first_referenced_var): Remove.
7932 (end_referenced_vars_p): Likewise.
7933 (next_referenced_var): Likewise.
7934 (referenced_var_iterator_set): New helper function.
7935 * tree-dfa.c (referenced_var_lookup): Adjust.
7936 (referenced_var_check_and_insert): Likewise.
7937 (remove_referenced_var): Likewise.
7938 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
7939 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
7940 (verify_call_clobbering): Likewise.
7941 (verify_memory_partitions): Likewise.
7942 (init_tree_ssa): Allocate bitmap instead of hashtable for
7944 (delete_tree_ssa): Adjust.
7945 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
7946 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
7947 (compute_tag_properties): Likewise.
7948 (set_initial_properties): Likewise.
7949 (find_partition_for): Likewise.
7950 (update_reference_counts): Likewise.
7951 (dump_may_aliases_for): Likewise.
7952 * tree-ssa-operands.c (add_virtual_operand): Likewise.
7953 (add_call_clobber_ops): Likewise.
7954 (add_call_read_ops): Likewise.
7955 (get_asm_expr_operands): Likewise.
7956 * tree-into-ssa.c (dump_decl_set): Likewise.
7957 (update_ssa): Likewise.
7958 * tree-sra.c (scan_function): Likewise.
7959 (decide_instantiations): Likewise.
7960 (scalarize_parms): Likewise.
7961 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
7962 (dsa_named_for): Likewise.
7963 * tree-ssa-structalias.c (update_alias_info): Likewise.
7964 (merge_smts_into): Likewise.
7966 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
7969 * doc/invoke.texi (-fcx-limited-range): Document new option.
7970 * toplev.c (process_options): Handle -fcx-fortran-rules.
7971 * common.opt: Add documentation for -fcx-fortran-rules.
7973 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
7976 * doc/invoke.texi (-fcx-limited-range): Correct to be in line with
7977 actual behaviour and C99.
7979 2008-02-26 Ben Elliston <bje@au.ibm.com>
7981 * config/rs6000/rs6000.h (ASM_CPU_POWER5_SPEC): Define.
7982 (ASM_CPU_POWER6_SPEC): Likewise.
7983 (ASM_CPU_SPEC): Pass %(asm_cpu_power5) for -mcpu=power5.
7984 Likewise, pass %(asm_cpu_power6) for -mcpu=power6.
7985 (EXTRA_SPECS): Add asm_cpu_power5, asm_cpu_power6 spec strings.
7987 2008-02-25 Richard Guenther <rguenther@suse.de>
7989 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
7990 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
7991 (lookup_decl_from_uid): Declare.
7992 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
7993 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
7994 (decl_for_uid_map): New global hashtable mapping DECL_UID
7996 (init_ttree): Allocate it.
7997 (insert_decl_to_uid_decl_map): New helper function.
7998 (make_node_stat): Insert new decls into the map.
7999 (copy_node_stat): Likewise.
8000 (lookup_decl_from_uid): New function.
8001 (print_decl_for_uid_map_statistics): New helper.
8002 (dump_tree_statistics): Call it.
8004 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
8005 (referenced_var_iterator): Adjust.
8006 (FOR_EACH_REFERENCED_VAR): Adjust.
8007 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
8008 (num_referenced_vars): Adjust.
8009 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
8010 (first_referenced_var): Remove.
8011 (end_referenced_vars_p): Likewise.
8012 (next_referenced_var): Likewise.
8013 (referenced_var_iterator_set): New helper function.
8014 * tree-dfa.c (referenced_var_lookup): Adjust.
8015 (referenced_var_check_and_insert): Likewise.
8016 (remove_referenced_var): Likewise.
8017 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
8018 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
8019 (verify_call_clobbering): Likewise.
8020 (verify_memory_partitions): Likewise.
8021 (init_tree_ssa): Allocate bitmap instead of hashtable for
8023 (delete_tree_ssa): Adjust.
8024 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
8025 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
8026 (compute_tag_properties): Likewise.
8027 (set_initial_properties): Likewise.
8028 (find_partition_for): Likewise.
8029 (update_reference_counts): Likewise.
8030 (dump_may_aliases_for): Likewise.
8031 * tree-ssa-operands.c (add_virtual_operand): Likewise.
8032 (add_call_clobber_ops): Likewise.
8033 (add_call_read_ops): Likewise.
8034 (get_asm_expr_operands): Likewise.
8035 * tree-into-ssa.c (dump_decl_set): Likewise.
8036 (update_ssa): Likewise.
8037 * tree-sra.c (scan_function): Likewise.
8038 (decide_instantiations): Likewise.
8039 (scalarize_parms): Likewise.
8040 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
8041 (dsa_named_for): Likewise.
8042 * tree-ssa-structalias.c (update_alias_info): Likewise.
8043 (merge_smts_into): Likewise.
8045 2008-02-25 Andreas Krebbel <krebbel1@de.ibm.com>
8048 * cse.c (cse_insn): Avoid creation of overlapping MEMs.
8049 * alias.c (nonoverlapping_memrefs_p): Export for use in other modules.
8050 * alias.h (nonoverlapping_memrefs_p): Likewise.
8052 2008-02-25 Jan Beulich <jbeulich@novell.com>
8054 * Makefile.in: Also prefix uses of crt0.o and mcrt0.o with $(T).
8055 * config/i386/netware-libgcc.exp: Add __bswap?i2,
8056 __emultls_get_address, __emultls_register_common,
8057 __floatundi?f, and _Unwind_GetIPInfo.
8058 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration):
8059 Sync with config/i386/winnt.c:gen_stdcall_or_fastcall_suffix().
8060 (gen_regparm_prefix): Likewise.
8061 (i386_nlm_encode_section_info): Sync with
8062 config/i386/winnt.c:i386_pe_encode_section_info().
8063 (i386_nlm_maybe_mangle_decl_assembler_name): New.
8064 i386_nlm_mangle_decl_assembler_name): New.
8065 (netware_override_options): New.
8066 * config/i386/netware.h (netware_override_options): Declare.
8067 (OVERRIDE_OPTIONS): Re-define to netware_override_options.
8068 (i386_nlm_mangle_decl_assembler_name): Declare.
8069 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Define.
8071 2008-02-25 Ben Elliston <bje@au.ibm.com>
8074 * c-decl.c (grokdeclarator): Remove unused local variables
8075 `typedef_type' and `type_as_written'.
8077 (find_rarely_executed_basic_blocks_and_crossing_edges): Remove
8078 unused local variable `has_hot_blocks'.
8079 (fix_crossing_conditional_branches): Remove unused local variable
8082 2008-02-25 Uros Bizjak <ubizjak@gmail.com>
8085 * builtins.def (BUILT_IN_NAN): Define as c99 builtin
8086 using DEF_C99_BUILTIN.
8087 (BUILT_IN_NANF): Ditto.
8088 (BUILT_IN_NANL): Ditto.
8090 2008-02-25 Ayal Zaks <zaks@il.ibm.com>
8091 Revital Eres <eres@il.ibm.com>
8093 * modulo-sched.c (calculate_must_precede_follow): Address TODO
8094 regarding the order of two dependent insns in the same row.
8096 2008-02-25 Eric Botcazou <ebotcazou@adacore.com>
8098 * stor-layout.c (layout_decl): Do not bump the alignment of a
8099 bit-field to more than byte alignment if it is packed.
8101 2008-02-24 David Edelsohn <edelsohn@gnu.org>
8103 * config/rs6000/rs6000.c (processor_costs): Add cache costs for
8106 2008-02-24 Diego Novillo <dnovillo@google.com>
8108 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg01094.html
8111 * tree-vrp.c (vrp_evaluate_conditional): With
8112 -Wtype-limits, emit a warning when comparing against a
8113 constant outside the natural range of OP0's type.
8114 * c.opt (Wtype-limits): Move ...
8115 * common.opt (Wtype-limits): ... here.
8117 2008-02-24 Edmar Wienskoski <edmar@freescale.com>
8119 * config.gcc (powerpc*-*-*): Add new cores e300c2 and e300c3.
8120 * config/rs6000/e300c2c3.md: New file.
8121 * config/rs6000/rs6000.c (processor_costs): Add new costs for
8123 (rs6000_override_options): Add e300c2 and e300c3 cases to
8124 processor_target_table. Do not allow usage of Altivec or Spe
8125 with e300 cores. Initialize rs6000_cost for e300c2 and e300c3.
8126 (rs6000_issue_rate): Set issue rate for e300c2 and e300c3.
8127 * config/rs6000/rs6000.h (processor_type): Add
8128 PROCESSOR_PPCE300C2 and PROCESSOR_PPCE300C3.
8129 (ASM_CPU_SPEC): Add e300c2 and e300c3.
8130 * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce300c2
8131 and ppce300c3. Include e300c2c3.md.
8133 2008-02-23 David Edelsohn <edelsohn@gnu.org>
8135 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Use STRICT_ALIGNMENT
8136 instead of TARGET_STRICT_ALIGN.
8138 2008-02-23 Joseph Myers <joseph@codesourcery.com>
8140 * explow.c (memory_address): Assert that the generated address is
8143 2008-02-23 Francois-Xavier Coudert <coudert@clipper.ens.fr>
8146 * config/darwin-protos.h: Add darwin_patch_builtins prototype.
8147 * config/darwin-ppc-ldouble-patch.def: New file.
8148 * config/rs6000/darwin.h (SUBTARGET_INIT_BUILTINS): New macro.
8149 * config/rs6000/rs6000.c (rs6000_init_builtins): Call
8150 SUBTARGET_INIT_BUILTINS if defined.
8151 * config/darwin.c (darwin_patch_builtin, darwin_patch_builtins):
8154 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
8157 * simplify-rtx.c (simplify_binary_operation_1): Add simplification
8158 of (and X (ior (not X) Y) and (and (ior (not X) Y) X).
8160 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
8163 * c-pch.c (c_common_valid_pch): Make the "too short to be a PCH
8164 file" warning condtional on -Winvalid-PCH.
8166 2008-02-23 Daniel Jacobowitz <dan@codesourcery.com>
8168 * expmed.c (extract_bit_field): Always use adjust_address for MEM.
8170 2008-02-23 Uros Bizjak <ubizjak@gmail.com>
8174 * config/i386/mmx.md (*mov<mode>_internal_rex64): Use "!y" to
8175 prevent reload from using MMX registers.
8176 (*mov<mode>_internal): Ditto.
8177 (*movv2sf_internal_rex64): Ditto.
8178 (*movv2sf_internal): Ditto.
8180 2008-02-23 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8182 PR documentation/31569
8183 * doc/install.texi2html: Use makeinfo --no-number-sections.
8185 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
8187 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check to
8188 ensure that we can address an entire entity > 8 bytes. Don't
8189 generate reg+reg addressing for such data.
8191 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
8193 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Don't overalign
8194 strings when optimizing for size, unless the target cares about
8197 2008-02-22 Tom Tromey <tromey@redhat.com>
8199 * regclass.c (current_pass): Remove declaration.
8201 2008-02-22 Anatoly Sokolov <aesok@post.ru>
8203 * config/avr/libgcc.S (__RAMPZ__): Define.
8204 (__do_copy_data): Add for devices with 128KB code memory.
8206 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
8208 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
8210 * config/rs6000/eabispe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Likewise.
8212 2008-02-22 Hans-Peter Nilsson <hp@axis.com>
8214 * config/cris/cris.h (REG_CLASS_FROM_LETTER): Recognize 'b' for
8217 2008-02-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8220 * c-typeck.c (build_binary_op): Warn about floating point
8221 comparisons if FLOAT_TYPE_P, not only for REAL_TYPE.
8223 2008-02-21 Janis Johnson <janis187@us.ibm.com>
8226 * config/rs6000/rs6000.c (rs6000_altivec_abi): Clarify comment.
8227 (rs6000_explicit_options): Split abi into spe_abi and altivec_abi,
8229 (rs6000_override_options): Set altivec_abi as default, not override,
8230 for 64-bit GNU/Linux; for 32-bit GNU/Linux default to altivec_abi for
8231 TARGET_ALTIVEC; default to TARGET_ALTIVEC_VRSAVE when AltiVec ABI
8232 is used; use new member spe_abi.
8233 (rs6000_handle_option): Set rs6000_explicit_options.vrsave; use
8234 spe_abi and altivec_abi.
8236 2008-02-22 Tomas Bily <tbily@suse.cz>
8238 * tree-vectorizer.c (vect_is_simple_reduction): Fix comment typo.
8240 2008-02-21 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8243 * config.build (build_file_translate): Set to `CMD //c' only if
8245 * Makefile.in (build_file_translate): Improve comment.
8247 2008-02-21 Jan Hubicka <jh@suse.cz>
8249 * predict.def (PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL,
8250 PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL, PRED_CALL,
8251 PRED_TREE_EARLY_RETURN, PRED_NULL_RETURN): Update.
8253 2008-02-21 Michael Matz <matz@suse.de>
8256 * config/i386/i386.c (ix86_expand_branch): Add missing breaks.
8258 2008-02-21 Uros Bizjak <ubizjak@gmail.com>
8260 * config/i386/i386.md (mov<mode>cc): Macroize expander from movsfcc,
8261 movdfcc and movxfcc using X87MODEF mode iterator and SSE_FLOAT_MODE_P
8263 * config/i386/sse.md (<sse>_movup<ssemodesuffixf2c>): Macroize insn
8264 from sse_movups adn sse2_movupd using SSEMODEF2P mode iterator and
8265 SSE_VEC_FLOAT_MODE_P as insn constraint.
8266 (<sse>_movmskp<ssemodesuffixf2c>): Ditto from similar patterns.
8267 (sse4a_movnt<mode>): Macroize insn from sse4a_movntsf and
8268 sse4a_movntdf using MODEF mode iterator.
8269 (sse4a_vmmovnt<mode>): Macroize insn form sse4a_vmmovntv2df and
8270 sse4a_vmmovntv4sf using SSEMODEF2P mode iterator.
8271 (sse4_1_blendp<ssemodesuffixf2c>): Ditto from similar patterns.
8272 (sse4_1_blendvp<ssemodesuffixf2c>): Ditto.
8273 (sse4_1_dpp<ssemodesuffixf2c>): Ditto.
8274 (sse4_1_roundp<ssemodesuffixf2c>): Ditto.
8275 (sse4_1_rounds<ssemodesuffixf2c>): Ditto.
8277 2008-02-21 Richard Guenther <rguenther@suse.de>
8279 * tree.def (PAREN_EXPR): New tree code.
8280 * fold-const.c (fold_unary): Remove PAREN_EXPR around constants
8282 * tree-pretty-print.c (dump_generic_node): Handle PAREN_EXPR.
8283 * expr.c (expand_expr_real_1): Likewise.
8284 * tree-inline.c (estimate_num_insns_1): Likewise.
8285 * tree-complex.c (expand_complex_move): Likewise.
8286 * tree-vectorizer.c (vect_is_simple_use): Treat PAREN_EXPR (x)
8289 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
8292 * config/sh/sh.c (find_barrier): Don't go past 'from' argument.
8294 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
8297 * config/sh/sh.md (jump_compact): Disable for crossing jumps.
8299 * config/sh/sh.c (find_barrier): Don't go past
8300 NOTE_INSN_SWITCH_TEXT_SECTIONS note.
8302 2008-02-20 DJ Delorie <dj@redhat.com>
8304 * config/h8300/h8300.md (insv): Force source operand to be a register.
8306 * config/h8300/h8300.c (h8300_expand_epilogue): Emit return insn
8307 as a jump, not as a plain insn.
8309 2008-02-20 Seongbae Park <seongbae.park@gmail.com>
8311 * doc/invoke.texi (Warning Options): Add new option
8312 -Wframe-larger-than=.
8313 (-Wframe-larger-than): Document.
8315 * flags.h (warn_frame_larger_than, frame_larger_than_size):
8316 Add declarations for new option variables.
8318 * final.c (final_start_function): Check the frame size
8319 before emission and issue a Wframe-larger-than warning.
8321 * opts.c (warn_frame_larger_than, frame_larger_than_size):
8322 Add definitions for new option variables.
8323 (common_handle_option): Handle new option OPT_Wframe_larger_than_.
8325 * common.opt (Wframe-larger-than=): New option.
8327 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
8329 * config/i386/sse.md (<sse>_vmmul<mode>3): Fix typo in asm template.
8330 (<sse>_div<mode>3): Ditto.
8331 (<sse>_vmdiv<mode>3): Ditto.
8332 (<sse>_vmsqrt<mode>2): Ditto.
8333 (*smax<mode>3): Ditto.
8334 (sse5_frcz<mode>2): Ditto.
8335 (sse5_vmfrcz<mode>2): Ditto. Use TARGET_SSE5 instead of TARGET_ROUND
8338 2008-02-20 Richard Guenther <rguenther@suse.de>
8341 * builtins.c (validate_arg): If we want an INTEGER_TYPE,
8342 be happy with INTEGRAL_TYPE_P.
8344 2008-02-20 Richard Guenther <rguenther@suse.de>
8346 * fold-const.c (split_tree): Associate floatig-point expressions
8347 if flag_associative_math is set.
8349 2008-02-20 Richard Guenther <rguenther@suse.de>
8351 * tree.h (fold_real_zero_addition_p): Declare.
8352 * fold-const.c (fold_real_zero_addition_p): Export.
8353 * tree-ssa-reassoc.c (eliminate_using_constants): Also handle
8354 floating-point operations with zero and one.
8356 2008-02-20 Paolo Bonzini <bonzini@gnu.org>
8358 * doc/install.texi: Correct references to CFLAGS, replacing them
8359 with BOOT_CFLAGS. Document flags used during bootstrap for
8362 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
8364 * config/i386/i386.h (SSE_VEC_FLOAT_MODE_P): New define.
8365 * config/i386/i386.md (*sse_setcc<mode>): Macroize from *sse_setccsf
8366 and *sse_setccdf using MODEF mode iterator and SSE_FLOAT_MODE_P as
8368 (smin<mode>3): Ditto from similar patterns.
8369 (smax<mode>3): Ditto.
8370 (*ieee_smin<mode>3): Ditto.
8371 (*ieee_smax<mode>3): Ditto.
8372 * config/i386/sse.md (sse): New mode attribute.
8373 (mov<mode>): Macroize expander from movv4sf and movv2df using
8374 SSEMODEF2P mode iterator.
8375 (<sse>_movnt<mode>): Ditto from similar patterns. Use
8376 SSE_VEC_FLOAT_MODE_P as insn constraint.
8377 (storent<mode>): Ditto.
8378 (storent<mode>): Macroize expander from storentsf and storentdf using
8379 MODEF mode iterator.
8380 (neg<mode>2): Macroize from negv4sf2 and negv2df2 using SSEMODEF2P
8381 mode iterator and SSE_VEC_FLOAT_MODE_P as insn constraint.
8382 (abs<mode>2): Ditto from similar patterns.
8383 (add<mode>3, *add<mode>3, <sse>_vmadd<mode>3): Ditto.
8384 (sub<mode>3, *sub<mode>3, <sse>_vmsub<mode>3): Ditto.
8385 (<sse>_div<mode>3, <sse>_vmdiv<mode>3): Ditto.
8386 (<sse>_vmsqrt<mode>2): Ditto.
8387 (smin<mode>3, *smin<mode>3_finite, *smin<mode>3)
8388 (<sse>_vmsmin<mode>3, *ieee_smin<mode>3): Ditto.
8389 (smax<mode>3, *smax<mode>3_finite, *smax<mode>3)
8390 (<sse>_vmsmax<mode>3, *ieee_smax<mode>3): Ditto.
8391 (<sse>_maskcmp<mode>3): Macroize from sse_maskcmpv4sf3,
8392 sse_maskcmpsf3, sse2_maskcmpv2df3 and sse2_maskcmpdf3 using SSEMODEF4
8393 mode iterator. Use SSE_FLOAT_MODE_P with SSE_VEC_FLOAT_MODE_P as
8395 (<sse>_comi): Macroize from sse_comi and sse2_comi using MODEF mode
8396 iterator and SSE_FLOAT_MODE_P as insn constraint.
8397 (<sse>_ucomi): Ditto from similar patterns.
8398 (<sse>_vmmaskcmp<mode>3): Macroize from sse_vmmaskcmpv4sf3 and
8399 sse2_vmmaskcmpv2df3 using SSEMODEF2P mode iterator and
8400 SSE_VEC_FLOAT_MODE_P as insn constraint.
8401 (vcond<mode>): Ditto from similar patterns.
8402 (and<mode>3, *and<mode>3): Ditto.
8403 (<sse>_nand<mode>3): Ditto.
8404 (ior<mode>3, *ior<mode>3): Ditto.
8405 (xor<mode>3, *xor<mode>3): Ditto.
8406 (*and<mode>3): Macroize from *andsf3 and *anddf3 using MODEF mode
8407 iterator and SSE_FLOAT_MODE_P as insn constraint.
8408 (*nand<mode>3): Ditto from similar patterns.
8409 (*ior<mode>3): Ditto.
8410 (*xor<mode>3): Ditto.
8412 2008-02-20 Ira Rosen <irar@il.ibm.com>
8414 * config/spu/spu.md (vec_unpacku_hi_v8hi, vec_unpacku_lo_v8hi,
8415 vec_unpacks_hi_v8hi, vec_unpacks_lo_v8hi, vec_unpacku_hi_v16qi,
8416 vec_unpacku_lo_v16qi, vec_unpacks_lo_v16qi): Implement.
8418 2008-02-19 Jan Hubicka <jh@suse.cz>
8420 * predict.c (tree_bb_level_predictions): Remove variable next
8421 mistakely introduced by previous commit.
8423 2008-02-19 Jan Hubicka <jh@suse.cz>
8425 * predict.c (predict_paths_leading_to): Rewrite.
8426 (predict_paths_for_bb): New.
8427 (tree_bb_level_predictions): Update call of predict_paths_leading_to.
8429 2008-02-19 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8432 * Makefile.in (build_file_translate): New.
8433 (gcc-vers.texi): Use it for translating $(abs_srcdir).
8434 * config.build (build_file_translate): Set to `CMD //c' on MinGW.
8435 * configure.ac (build_file_translate): Substitute it.
8436 * configure: Regenerate.
8438 2008-02-19 Jan Hubicka <jh@suse.cz>
8440 PR rtl-optimization/34408
8441 * see.c (see_def_extension_not_merged): Copy subreg so we don't have
8444 2008-02-19 Jan Hubicka <jh@suse.cz>
8447 * tree-inline.c (estimate_num_insns_1): Fix counting of cost of
8450 2008-02-19 H.J. Lu <hongjiu.lu@intel.com>
8453 * config/i386/i386-modes.def: Revert the last DI alignment
8454 change until Ada people can look into it.
8456 2008-02-19 Nick Clifton <nickc@redhat.com>
8458 * opts.c (print_specific_help): Fix typo in --help text.
8460 2008-02-19 Jakub Jelinek <jakub@redhat.com>
8463 * config/i386/cpuid.h (__cpuid, __get_cpuid_max): Use special
8464 32-bit inline asm without asm alternatives for host GCC < 3.0.
8466 2008-02-19 Richard Guenther <rguenther@suse.de>
8468 PR tree-optimization/34989
8469 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Re-structure.
8470 Allow propagation to INDIRECT_REF if we can simplify only.
8472 2008-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8474 * c-common.c (warn_for_collisions_1): Use appropriate option when
8477 2008-02-19 Nick Clifton <nickc@redhat.com>
8480 * opts.c (undocumented_msg): Leave blank unless checking is enabled.
8481 (handle_options): Fix indentation.
8482 (print_filtered_help): If no language-specific options were
8483 displayed tell the user how to list all the options supported by
8484 the language's front-end.
8485 (print_specific_help): Fix indentation and remove duplicate line.
8486 (common_handle_option): Handle the -v option.
8487 For --help enable the display of undocumented options if the -v
8488 switch has been included on the command line.
8489 For --help= check for overlaps in the arguments between the option
8490 classes and the language names and issue a warning when they
8491 cannot be disambiguated.
8492 * c.opt (v): Pass on to the common option handler.
8494 2008-02-19 Revital Eres <eres@il.ibm.com>
8496 * modulo-sched.c (sms_schedule): Change dump message when
8497 create_ddg function fails.
8498 (try_scheduling_node_in_cycle): Rename row to cycle.
8499 (print_partial_schedule): Rename CYCLE to ROW.
8501 2008-02-19 Christian Bruel <christian.bruel@st.com>
8502 Zdenek Dvorak <ook@ucw.cz>
8504 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): Check step alignment.
8506 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
8509 * config/i386/i386.md (*x86_movsicc_0_m1_se): New insn pattern.
8510 (*x86_movdicc_0_m1_se): Ditto.
8512 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
8514 * config/i386/sfp-machine.h (__gcc_CMPtype): New typedef.
8515 (CMPtype): Define as __gcc_CMPtype.
8516 * config/rs6000/sfp-machine.h (__gcc_CMPtype): New typedef.
8517 (CMPtype): Define as __gcc_CMPtype.
8519 2008-02-19 Hans-Peter Nilsson <hp@axis.com>
8521 Support valgrind 3.3 for --enable-checking=valgrind.
8522 * system.h: Consolidate ENABLE_VALGRIND_CHECKING-dependent defines
8524 [!VALGRIND_MAKE_MEM_NOACCESS]: Define as VALGRIND_MAKE_NOACCESS.
8525 [!VALGRIND_MAKE_MEM_DEFINED]: Define as VALGRIND_MAKE_READABLE.
8526 [!VALGRIND_MAKE_MEM_UNDEFINED]: Define as VALGRIND_MAKE_WRITABLE.
8527 * ggc-common.c: Remove ENABLE_VALGRIND_CHECKING-dependent defines.
8528 Replace use of VALGRIND_MAKE_READABLE, VALGRIND_MAKE_WRITABLE, and
8529 VALGRIND_MAKE_NOACCESS with VALGRIND_MAKE_MEM_DEFINED,
8530 VALGRIND_MAKE_MEM_UNDEFINED, and VALGRIND_MAKE_MEM_NOACCESS
8532 * ggc-zone.c: Similar.
8533 * ggc-page.c: Similar.
8535 2008-02-19 Paul Brook <paul@codesourcery.com>
8538 * config/arm/ieee754-df.S: Fix do_it typo.
8539 * config/arm/ieee754-sf.S: Fix do_it typo.
8541 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
8544 * config/i386/i386.c (OPTION_MASK_ISA_MMX_SET): New.
8545 (OPTION_MASK_ISA_3DNOW_SET): Likewise.
8546 (OPTION_MASK_ISA_SSE_SET): Likewise.
8547 (OPTION_MASK_ISA_SSE2_SET): Likewise.
8548 (OPTION_MASK_ISA_SSE3_SET): Likewise.
8549 (OPTION_MASK_ISA_SSSE3_SET): Likewise.
8550 (OPTION_MASK_ISA_SSE4_1_SET): Likewise.
8551 (OPTION_MASK_ISA_SSE4_2_SET): Likewise.
8552 (OPTION_MASK_ISA_SSE4_SET): Likewise.
8553 (OPTION_MASK_ISA_SSE4A_SET): Likewise.
8554 (OPTION_MASK_ISA_SSE5_SET): Likewise.
8555 (OPTION_MASK_ISA_3DNOW_A_UNSET): Likewise.
8556 (OPTION_MASK_ISA_MMX_UNSET): Updated.
8557 (OPTION_MASK_ISA_3DNOW_UNSET): Updated.
8558 (OPTION_MASK_ISA_SSE_UNSET): Likewise.
8559 (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
8560 (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
8561 (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
8562 (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
8563 (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
8564 (OPTION_MASK_ISA_SSE5_UNSET): Likewise.
8565 (OPTION_MASK_ISA_SSE4): Removed.
8566 (ix86_handle_option): Turn on bits in ix86_isa_flags and
8567 ix86_isa_flags_explicit with OPTION_MASK_ISA_XXX_SET for -mXXX.
8568 (override_options): Don't turn on implied SSE/MMX bits in
8571 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
8573 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
8576 2008-02-18 Joey Ye <joey.ye@intel.com>
8579 * tree-nested.c (insert_field_into_struct): Set type alignment
8580 to field alignment if the former is less than the latter.
8582 2008-02-18 Jakub Jelinek <jakub@redhat.com>
8584 * BASE-VER: Set to 4.4.0.
8586 2008-02-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8588 * doc/c-tree.texi: Use @dots{} and @enddots{} where appropriate.
8589 * doc/cfg.texi: Likewise.
8590 * doc/extend.texi: Likewise.
8591 * doc/gty.texi: Likewise.
8592 * doc/invoke.texi: Likewise.
8593 * doc/loop.texi: Likewise.
8594 * doc/md.texi: Likewise.
8595 * doc/passes.texi: Likewise.
8596 * doc/rtl.texi: Likewise.
8597 * doc/sourcebuild.texi: Likewise.
8598 * doc/tm.texi: Likewise.
8599 * doc/tree-ssa.texi: Likewise.
8601 2008-02-17 Richard Guenther <rguenther@suse.de>
8604 * tree-complex.c (init_parameter_lattice_values): Handle parameters
8605 without default definition.
8607 2008-02-17 Richard Guenther <rguenther@suse.de>
8609 PR tree-optimization/35231
8610 * tree-vrp.c (register_edge_assert_for): Do not assume A == 0
8613 2008-02-17 Uros Bizjak <ubizjak@gmail.com>
8616 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
8617 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
8618 libgcc_cmp_return mode.
8620 2008-02-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8623 * doc/invoke.texi (-std): Clarify description of -std= and -ansi.
8625 2008-02-16 Ralf Corsepius <ralf.corsepius@rtems.org>
8627 * config/m68k/t-rtems (M68K_MLIB_CPU): Add 5208, 5307, 5407, 5475
8630 2008-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8632 * doc/c-tree.texi: Use `@.' where appropriate.
8633 * doc/extend.texi: Likewise.
8634 * doc/install.texi: Likewise.
8635 * doc/invoke.texi: Likewise.
8636 * doc/loop.texi: Likewise.
8637 * doc/makefile.texi: Likewise.
8638 * doc/md.texi: Likewise.
8639 * doc/passes.texi: Likewise.
8640 * doc/standards.texi: Likewise.
8641 * doc/tm.texi: Likewise.
8643 2008-02-15 Jakub Jelinek <jakub@redhat.com>
8646 * omp-low.c (expand_omp_for_generic): Don't initialize fd->v
8648 (expand_omp_for_static_nochunk): Initialize fd->v in seq_start_bb
8649 rather than in entry_bb.
8651 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
8653 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
8654 libgcc_cmp_return mode.
8656 2008-02-15 Jakub Jelinek <jakub@redhat.com>
8659 * tree-nested.c (convert_call_expr): Put FRAME.* vars into
8660 OMP_CLAUSE_SHARED rather than OMP_CLAUSE_FIRSTPRIVATE clause.
8662 2008-02-15 Richard Guenther <rguenther@suse.de>
8663 Zdenek Dvorak <ook@ucw.cz>
8665 PR tree-optimization/35164
8666 * tree-flow.h (stmt_references_abnormal_ssa_name): Declare.
8667 * tree-dfa.c (stmt_references_abnormal_ssa_name): New function.
8668 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
8669 Only propagate addresses which do not have abnormal SSA_NAMEs
8672 2008-02-15 Joseph Myers <joseph@codesourcery.com>
8675 * config/m68k/m68k.h (DWARF_CIE_DATA_ALIGNMENT): Define.
8677 2008-02-15 Jan Hubicka <jh@suse.cz>
8680 * ipa.c (cgraph_remove_unreachable_nodes): Clear local.inlinable flag.
8682 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
8685 * function.c (pad_to_arg_alignment): Remove test for STACK_BOUNDARY
8686 when calculating alignment_pad.
8688 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
8690 * config/i386/i386.h (CLEAR_RATIO): Use MIN macro.
8691 (WIDEST_HARDWARE_FP_SIZE): Use LONG_DOUBLE_TYPE_SIZE define.
8692 * config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Use MAX macro
8693 and STACK_BOUNDARY define.
8695 2008-02-14 Danny Smith <dannysmith@users.sourceforge.net>
8697 PR preprocessor/35061
8698 * c-pragma.c (handle_pragma_pop_macro): Check that
8699 pushed_macro_table has been allocated.
8701 2008-02-14 Eric Botcazou <ebotcazou@adacore.com>
8704 * gimplify.c (force_gimple_operand_bsi): Revert 2008-02-12 change.
8705 (force_gimple_operand): Likewise.
8706 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Add new cases
8707 for TARGET_MEM_REF and CONVERT_EXPR/NON_LVALUE_EXPR/NOP_EXPR.
8708 Also recurse on the operand for regular VIEW_CONVERT_EXPRs.
8709 (find_interesting_uses_address): Check addressability and alignment
8710 of the base expression only after substituting bases of IVs into it.
8712 2008-02-14 Michael Matz <matz@suse.de>
8715 * function.c (instantiate_virtual_regs_in_insn): Reload address
8716 before falling back to reloading the whole operand.
8718 2008-02-14 Andreas Krebbel <krebbel1@de.ibm.com>
8720 * config/s390/s390.c (s390_mainpool_start): Emit the pool
8721 before the first section switch note.
8723 2008-02-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8725 * doc/bugreport.texi: Update copyright years.
8726 * doc/c-tree.texi: Likewise.
8727 * doc/cfg.texi: Likewise.
8728 * doc/cpp.texi: Likewise.
8729 * doc/cppinternals.texi: Likewise.
8730 * doc/fragments.texi: Likewise.
8731 * doc/frontends.texi: Likewise.
8732 * doc/gcc.texi: Likewise.
8733 * doc/gty.texi: Likewise.
8734 * doc/hostconfig.texi: Likewise.
8735 * doc/implement-c.texi: Likewise.
8736 * doc/libgcc.texi: Likewise.
8737 * doc/loop.texi: Likewise.
8738 * doc/makefile.texi: Likewise.
8739 * doc/options.texi: Likewise.
8740 * doc/passes.texi: Likewise.
8741 * doc/rtl.texi: Likewise.
8742 * doc/sourcebuild.texi: Likewise.
8743 * doc/standards.texi: Likewise.
8744 * doc/tree-ssa.texi: Likewise.
8745 * doc/trouble.texi: Likewise.
8747 * doc/extend.texi: Use @: or add comma where appropriate.
8748 * doc/invoke.texi: Likewise.
8749 * doc/tm.texi: Likewise.
8751 2008-02-14 Alan Modra <amodra@bigpond.net.au>
8754 * config/rs6000/rs6000.md (restore_stack_block): Force operands[1]
8757 2008-02-14 Jesper Nilsson <jesper.nilsson@axis.com>
8759 * doc/md.texi (clz, ctz): Add reference.
8760 * doc/rtl.texi (clz, ctz): Likewise.
8762 2008-02-13 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8765 * Makefile.in (gcc-vers.texi): Use abs_srcdir for the value of
8768 2008-02-13 Andreas Krebbel <krebbel1@de.ibm.com>
8770 * config/s390/s390.c (struct constant_pool): New field
8771 emit_pool_after added.
8772 (s390_mainpool_start): Set the emit_pool_after flag according
8773 to the section switch notes.
8774 (s390_mainpool_finish): Consider emit_pool_after when emitting
8775 the literal pool at the end of the function.
8776 (s390_chunkify_start): Force literal pool splits at section
8779 2008-02-13 Michael Matz <matz@suse.de>
8782 * var-tracking.c (clobber_variable_part): Correctly traverse the
8785 2008-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8788 * doc/invoke.texi (Debugging Options): Remove -fdump-tree-inlined.
8789 Add -fdump-ipa-inline.
8790 * tree-dump.c (dump_files): Remove tree-inlined dump.
8791 * tree-pass.h (tree_dump_index): Remove TDI_inlined.
8793 2008-02-12 Richard Guenther <rguenther@suse.de>
8795 PR tree-optimization/35171
8796 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Deal with
8799 2008-02-12 Richard Guenther <rguenther@suse.de>
8802 * fold-const.c (fold_widened_comparison): Use get_unwidened in
8803 value-preserving mode. Disallow final truncation.
8805 2008-02-12 Eric Botcazou <ebotcazou@adacore.com>
8808 * gimplify.c (force_gimple_operand_bsi): Move SSA renaming
8809 code from here to...
8810 (force_gimple_operand): ...here.
8812 2008-02-12 Jakub Jelinek <jakub@redhat.com>
8815 * tree-sra.c (sra_build_assignment): fold_convert SRC if copying
8816 non-compatible pointers.
8817 (generate_element_copy): If SRC and DST are RECORD_TYPEs with
8818 different FIELD_DECLs, try harder by comparing field offsets, sizes
8822 * function.c (match_asm_constraints_1): Don't replace the same input
8825 2008-02-12 Anatoly Sokolov <aesok@post.ru>
8827 * config/avr/avr.h (AVR_HAVE_RAMPZ): Define.
8828 * config/avr/avr.c (expand_prologue): Save RAMPZ register.
8829 (expand_epilogue): Restore RAMPZ register.
8830 * config/avr/avr.md (RAMPZ_ADDR): New constant.
8832 2008-02-11 Kai Tietz <kai.tietz@onevision.com>
8834 * config/i386/cygwin.asm: (__alloca): Correct calling
8835 convention and alignment.
8836 (__chkstk): Force 8 byte stack alignment.
8838 2008-02-11 Uros Bizjak <ubizjak@gmail.com>
8839 Richard Guenther <rguenther@suse.de>
8841 PR tree-optimization/33992
8842 * tree-ssa-loop-im.c (rewrite_bittest): Fixup the type of
8843 the zero we compare against.
8845 2008-02-10 Danny Smith <dannysmith@users.sourceforge.net>
8848 * gthr-win32.h (__gthread_mutex_destroy_function): New function
8849 to CloseHandle after unlocking to prevent accumulation of handle
8852 2008-02-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8855 * pa.c (legitimize_pic_address): Add REG_EQUAL note on sets with a
8856 pic_label_operand source. Similarly, add a REG_LABEL_OPERAND note
8857 and update LABEL_NUSES during and after reload.
8859 2008-02-08 Steven Bosscher <stevenb.gcc@gmail.com>
8862 * combine.c (simplify_if_then_else): Make sure the comparison is
8863 against const0_rtx when simplifying to (abs x) or (neg (abs X)).
8865 2008-02-08 Richard Sandiford <rsandifo@nildram.co.uk>
8868 * double-int.h: Don't include gmp.h for GENERATOR_FILEs.
8869 (mpz_set_double_int, mpz_get_double_int): Hide from GENERATOR_FILEs.
8870 * real.h: Don't include gmp.h or mpfr.h for GENERATOR_FILEs.
8871 (real_from_mpfr, mpfr_from_real): Hide from GENERATOR_FILEs.
8872 * tree.h (get_type_static_bounds): Likewise.
8874 2008-02-08 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8876 * doc/invoke.texi (Option Summary, C++ Dialect Options)
8877 (Objective-C and Objective-C++ Dialect Options, Warning Options):
8878 Make -Wfoo language annotations match what the compiler outputs.
8880 2008-02-08 Sa Liu <saliu@de.ibm.com>
8882 * config/spu/spu-builtins.def: Fixed wrong parameter type in spu
8883 intrinsics spu_convts, spu_convtu, spu_convtf.
8885 2008-02-08 Hans-Peter Nilsson <hp@axis.com>
8887 * doc/extend.texi (Function Attributes) <noinline>: Mention
8888 asm ("") as method to keep calls.
8890 2008-02-07 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8893 * doc/options.texi (Options): Replace references to opts.sh with
8895 * opts-common.c: Likewise.
8896 * optc-gen.awk: Likewise.
8898 2008-02-07 Andreas Krebbel <krebbel1@de.ibm.com>
8900 * config/s390/s390.h (FUNCTION_ARG_REGNO_P): Fix fprs for 64 bit.
8902 2008-02-07 Richard Henderson <rth@redhat.com>
8905 * config/alpha/alpha.c (alpha_emit_xfloating_compare): Use an
8906 EXPR_LIST for the REG_EQUAL instead of a comparison with a
8909 2008-02-07 Uros Bizjak <ubizjak@gmail.com>
8911 PR tree-optimization/35085
8912 * tree-ssa-reassoc.c (rewrite_expr_tree): Enable destructive update
8913 for operand entry oe2 in addition to operand entry oe3 in order to
8914 expose more opportunities for vectorizer sum reduction.
8916 2008-02-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8919 * Makefile.in (LIBS): Remove $(GMPLIBS).
8920 (cc1-dummy, cc1): Add $(GMPLIBS).
8922 2008-02-06 Jan Hubicka <jh@suse.cz>
8925 * i386.md (moddf_integer): Do not produce partial memory stalls for
8926 targets where it hurts.
8928 2008-02-06 Uros Bizjak <ubizjak@gmail.com>
8931 * optabs.c (expand_float): Do not check for decimal modes when
8932 expanding unsigned integer through signed conversion.
8934 2008-02-06 Nick Clifton <nickc@redhat.com>
8936 * config/stormy16/stormy16.md (eqbranchsi): Replace a match_dup
8937 inside the clobber with a match_operand and duplicated operand
8938 number in the constraint.
8939 (ineqbranchsi): Delete redundant comment.
8941 2008-02-06 Ralf Corsepius <ralf.corsepius@rtems.org>
8943 * config/arm/rtems-elf.h (TARGET_OS_CPP_BUILTINS): Add
8944 builtin_define ("__USE_INIT_FINI__").
8945 * config/h8300/t-rtems (MULTILIB_OPTION,MULTILIB_DIRNAMES): Add
8947 * gthr-rtems.h: Remove __GTHREAD_MUTEX_INIT.
8949 2008-02-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8951 PR documentation/30330
8952 * doc/invoke.texi (C++ Dialect Options)
8953 (Objective-C and Objective-C++ Dialect Options, Warning Options):
8954 For each warning option -Wfoo that allows -Wno-foo, ensure both
8955 -Wfoo and -Wno-foo are listed in the option index. Fix index
8956 entry of -Wswitch-default, index -Wnormalized= including the
8957 `=', and -Wlarger-than-@var{len} including @var{len}.
8959 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
8961 * config/i386/i386.md (floatunssisf2): Use
8962 ix86_expand_convert_uns_sisf_sse also for TARGET_SSE.
8963 (floatunssi<mode>2): Rename from floatunssisf2 and floatunssidf2.
8964 Macroize expander using MODEF mode iterator.
8966 2008-02-05 Diego Novillo <dnovillo@google.com>
8968 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00140.html
8971 * tree-vrp.c (vrp_evaluate_conditional): Revert fix for PR 33738.
8973 2008-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8976 * toplev.c (print_version): Honor `indent' for GMP/MPFR warnings.
8978 2008-02-05 H.J. Lu <hongjiu.lu@intel.com>
8981 * config/i386/i386.c (ix86_function_sseregparm): Add an arg
8982 to indicate if a message should be generated.
8983 (init_cumulative_args): Updated.
8984 (function_value_32): Likewise.
8986 2008-02-05 Joseph Myers <joseph@codesourcery.com>
8988 * doc/include/texinfo.tex: Update to version 2008-02-04.16.
8990 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
8993 * config/i386/i386.md (floatunsisf2): Enable for TARGET_SSE_MATH only.
8994 Call ix86_expand_convert_uns_sisf_sse for TARGET_SSE2.
8996 2008-02-04 Diego Novillo <dnovillo@google.com>
8998 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00110.html
9001 * tree-vrp.c (vrp_evaluate_conditional): With
9002 -Wtype-limits, emit a warning when comparing against a
9003 constant outside the natural range of OP0's type.
9005 2008-02-04 Richard Guenther <rguenther@suse.de>
9008 * expr.c (count_type_elements): Give for unions instead of
9011 2008-02-04 Richard Guenther <rguenther@suse.de>
9014 * gimplify.c (gimplify_init_ctor_eval): Convert array indices
9015 to TYPE_DOMAINs base type instead of using bitsizetype here.
9017 2008-02-03 Jason Merrill <jason@redhat.com>
9019 * print-tree.c (print_node) [CONSTRUCTOR]: Print elements.
9021 2008-02-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9024 * doc/invoke.texi (C++ Dialect Options, Optimize Options)
9025 (HPPA Options, i386 and x86-64 Options, IA-64 Options)
9026 (RS/6000 and PowerPC Options): Fix typos and markup.
9027 * doc/passes.texi (Tree-SSA passes): Likewise.
9029 2008-02-02 Michael Matz <matz@suse.de>
9032 * postreload-gcse.c (record_last_reg_set_info_regno): Renamed
9033 from record_last_reg_set_info.
9034 (record_last_reg_set_info): Take an RTX argument, iterate over all
9035 constituent hardregs.
9036 (record_last_set_info, record_opr_changes): Change calls to
9037 new signature or to record_last_reg_set_info_regno.
9039 2008-02-02 Gerald Pfeifer <gerald@pfeifer.com>
9041 * doc/extend.texi (X86 Built-in Functions): Fix grammar.
9043 2008-02-01 Hans-Peter Nilsson <hp@axis.com>
9045 PR rtl-optimization/34773
9046 * reg-notes.def (EQUAL): Mention significance of combination of
9047 REG_EQUAL and REG_RETVAL.
9048 * fwprop.c (try_fwprop_subst): Don't add REG_EQUAL to an
9049 insn that has a REG_RETVAL.
9051 2008-02-01 Roger Sayle <roger@eyesopen.com>
9054 * configure.ac (--enable-fixed-point): Disable unless explicitly
9056 * configure: Regenerate.
9058 2008-02-01 Richard Guenther <rguenther@suse.de>
9061 * invoke.texi (-finline-limit): Remove no longer true parts
9062 of the documentation. Note that there is no default value.
9064 2008-02-01 Andrew Pinski <pinskia@gmail.com>
9065 Mark Mitchell <mark@codesourcery.com>
9066 Ben Elliston <bje@au.ibm.com>
9069 * doc/extend.texi (Other Builtins): Document.
9071 2008-01-31 Tom Browder <tom.browder@gmail.com>
9073 * doc/c-tree.texi (Types): Fix grammar.
9074 (Expression trees): Ditto.
9075 * doc/passes.texi (Tree-SSA passes): Ditto.
9077 * doc/configterms.texi (Configure Terms): Fix typo.
9078 * doc/cpp.texi (Common Predefined Macros): Ditto.
9079 * doc/md.texi (Machine Constraints): Ditto.
9081 * doc/makefile.texi (Makefile): Add comma.
9083 2008-01-31 Tom Browder <tom.browder@gmail.com>
9084 Gerald Pfeifer <gerald@pfeifer.com>
9086 * doc/sourcebuild.texi (Front End): Remove references to CVS
9087 and CVSROOT/modules.
9088 (Texinfo Manuals): Replace reference to CVS by one to SVN.
9089 (Back End): Remove reference to CVS.
9091 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
9094 * config/mips/mips.c (gen_load_const_gp): New function, taking a
9096 (mips16_gp_pseudo_reg): ...here.
9097 * config/mips/mips.md (load_const_gp): Replace with...
9098 (load_const_gp_<mode>): ...this :P-based insn.
9100 2008-01-31 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9102 * doc/invoke.texi (-ansi): Mention explicitly corresponding -std=
9103 options. Minor fixes.
9104 (-std): Move reference to standards closer to where language
9105 standards are first mentioned.
9107 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
9109 PR rtl-optimization/34995
9110 * reload.c (alternative_allows_const_pool_ref): Take an rtx
9111 parameter and return a bool. If the rtx parameter is nonnull,
9112 check that it satisfies an EXTRA_MEMORY_CONSTRAINT.
9113 (find_reloads): Update call accordingly. Pass the new operand
9114 if it needed no address reloads, otherwise pass null.
9116 2008-01-30 Richard Henderson <rth@redhat.com>
9119 * tree.c (build_type_attribute_qual_variant): Skip TYPE_DOMAIN
9120 for unbounded arrays.
9122 2008-01-30 Silvius Rus <rus@google.com>
9124 * config/i386/xmmintrin.h (_mm_prefetch): Add const to first arg.
9126 2008-01-30 Jan Hubicka <jh@suse.cz>
9129 * i386.c (init_cumulative_args): Use real function declaration when
9132 2008-01-30 Richard Sandiford <rsandifo@nildram.co.uk>
9134 PR rtl-optimization/34998
9135 * global.c (build_insn_chain): Treat non-subreg_lowpart
9136 SUBREGs of pseudos as clobbering all the words covered by the
9137 SUBREG, not just all the bytes.
9138 * ra-conflict.c (clear_reg_in_live): Likewise. Take the
9139 original df_ref rather than an extract parameter.
9140 (global_conflicts): Update call accordingly.
9142 2008-01-30 Andreas Krebbel <krebbel1@de.ibm.com>
9144 * config/s390/fixdfdi.h (__fixunstfdi, __fixtfdi): Rearrange
9145 the overflow check to make it easier to read.
9146 (__fixtfdi): Change the type of the ll member in union
9147 long_double to UDItype_x.
9149 2008-01-30 Jakub Jelinek <jakub@redhat.com>
9152 * cgraph.h (cgraph_update_edges_for_call_stmt): New prototype.
9153 * cgraph.c (cgraph_update_edges_for_call_stmt): New function.
9154 * tree-inline.c (fold_marked_statements): Call
9155 cgraph_update_edges_for_call_stmt if folding a call statement.
9156 * cgraphunit.c (verify_cgraph_node): Set cfun to this_cfun for
9157 debug_generic_stmt calls, reset it back afterwards.
9160 * c-decl.c (start_decl): Don't pedwarn about TREE_READONLY
9162 * c-typeck.c (build_external_ref): Don't pedwarn about
9163 static vars in current function's scope.
9165 2008-01-29 Joseph Myers <joseph@codesourcery.com>
9167 * config.gcc (i[34567]86-*-nto-qnx*): Remove deprecation.
9169 2008-01-29 Bernhard Fischer <aldot@gcc.gnu.org>
9172 * ipa-struct-reorg.c: Fix spelling.
9173 * params.def: Ditto.
9175 2008-01-29 Richard Guenther <rguenther@suse.de>
9178 * tree-inline.h (struct copy_body_data): Add remapping_type_depth
9180 * tree-inline.c (remap_type): Increment remapping_type_depth
9181 around remapping types.
9182 (copy_body_r): Only add referenced variables if they are referenced
9183 from code, not types.
9185 2008-01-29 Douglas Gregor <doug.gregor@gmail.com>
9196 * c-pretty-print.c (pp_c_type_qualifier_list): Don't try to print
9197 qualifiers for an ERROR_MARK_NODE or a NULL_TREE.
9199 2008-01-28 Andy Hutchinson <hutchinsonandy@netscape.net>
9202 * config/avr/avr.c (expand_prologue): Use correct QI mode frame
9203 pointer for tiny stack.
9205 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
9207 * doc/tree-ssa.texi: Add cindex PHI nodes and improve wording.
9209 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
9211 * config/vx-common.h: Fix typo in comment.
9213 2008-01-28 Ian Lance Taylor <iant@google.com>
9217 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Don't
9218 coalesce pointers if they have different DECL_NO_TBAA_P values.
9219 * tree-ssa-copy.c (may_propagate_copy): Don't propagate copies
9220 between variables with different DECL_NO_TBAA_P values.
9222 2008-01-28 Nathan Froyd <froydnj@codesourcery.com>
9225 * config/rs6000/rs6000.c (small_data_operand): Vectors and floats
9226 are not legitimate small data references on SPE targets.
9228 2008-01-28 David Daney <ddaney@avtrex.com>
9230 * doc/install.texi (mips-*-*): Recommend binutils 2.18.
9232 2008-01-28 David Daney <ddaney@avtrex.com>
9234 * doc/install.texi (--disable-libgcj-bc): Reword documentation.
9236 2008-01-27 Joseph Myers <joseph@codesourcery.com>
9238 * config.gcc (strongarm*-*, ep9312*-*, xscale*-*, parisc*-*,
9239 m680[012]0-*, *-*-beos*, *-*-kaos*, *-*-linux*aout*,
9240 *-*-linux*libc1*, *-*-solaris2.[0-6], *-*-solaris2.[0-6].*,
9241 *-*-sysv*, *-*-windiss*, alpha*-*-unicosmk*, cris-*-aout,
9242 hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
9243 i[34567]86-sequent-ptx4*, i[34567]86-*-nto-qnx*,
9244 i[34567]86-*-sco3.2v5*, i[34567]86-*-uwin*, powerpc-*-chorusos*,
9245 vax-*-bsd*, vax-*-ultrix*): Mark obsolete.
9247 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
9249 * basic-block.h (condjump_equiv_p): Fix comment.
9251 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
9253 * tree-pretty-print.c (print_generic_decl, print_generic_stmt,
9254 print_generic_stmt_indented): Fix comment.
9256 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
9258 * configure.ac (__stack_chk_fail): Add detecion for availability
9259 of SSP in uClibc by checking if __UCLIBC_HAS_SSP__ is defined.
9260 * configure: Regenerate.
9262 2008-01-26 Maxim Kuvyrkov <maxim@codesourcery.com>
9265 * final.c (output_addr_const): Handle TRUNCATE.
9267 2008-01-26 Zdenek Dvorak <ook@ucw.cz>
9270 * tree-ssa-loop-ivopts.c (comp_cost): New type.
9271 (zero_cost, infinite_cost): New constants.
9272 (struct cost_pair): Change type of cost to comp_cost.
9273 (struct iv_ca): Change type of cand_use_cost and cost to comp_cost.
9274 (new_cost, add_costs, sub_costs, compare_costs, infinite_cost_p):
9276 (set_use_iv_cost, force_expr_to_var_cost, force_var_cost,
9277 split_address_cost, ptr_difference_cost, difference_cost,
9278 get_computation_cost_at, get_computation_cost,
9279 determine_use_iv_cost_generic, determine_use_iv_cost_address,
9280 determine_use_iv_cost_condition, determine_use_iv_costs,
9281 cheaper_cost_pair, iv_ca_recount_cost, iv_ca_set_no_cp,
9282 iv_ca_set_cp, iv_ca_cost, iv_ca_new, iv_ca_dump, iv_ca_extend,
9283 iv_ca_narrow, iv_ca_prune, try_improve_iv_set, find_optimal_iv_set):
9284 Change type of cost to comp_cost.
9285 (determine_iv_cost): Increase cost of non-original ivs, instead
9286 of decreasing the cost of original ones.
9287 (get_address_cost): Indicate the complexity of the addressing mode
9289 (try_add_cand_for): Prefer using ivs not specific to some object.
9290 * tree-flow.h (force_expr_to_var_cost): Declaration removed.
9292 2008-01-26 Peter Bergner <bergner@vnet.ibm.com>
9293 Janis Johnson <janis187@us.ibm.com>
9296 * doc/tm.texi (TARGET_EXPAND_TO_RTL_HOOK): Document.
9297 (TARGET_INSTANTIATE_DECLS): Likewise.
9298 * target.h (expand_to_rtl_hook): New target hook.
9299 (instantiate_decls): Likewise.
9300 * function.c (instantiate_decl): Make non-static. Rename to...
9301 (instantiate_decl_rtl): ... this.
9302 (instantiate_expr): Use instantiate_decl_rtl.
9303 (instantiate_decls_1): Likewise.
9304 (instantiate_decls): Likewise.
9305 (instantiate_virtual_regs: Call new instantiate_decls taget hook.
9306 * function.h (instantiate_decl_rtl): Add prototype.
9307 * cfgexpand.c (target.h): New include.
9308 (tree_expand_cfg): Call new expand_to_rtl_hook target hook.
9309 * target-def.h (TARGET_EXPAND_TO_RTL_HOOK): New define.
9310 (TARGET_INSTANTIATE_DECLS): Likewise.
9311 (TARGET_INITIALIZER): New target hooks added.
9312 * config/rs6000/rs6000-protos.h (rs6000_secondary_memory_needed_rtx):
9314 * config/rs6000/rs6000.c (tree-flow.h): New include.
9315 (machine_function): Add sdmode_stack_slot field.
9316 (rs6000_alloc_sdmode_stack_slot): New function.
9317 (rs6000_instantiate_decls): Likewise.
9318 (rs6000_secondary_memory_needed_rtx): Likewise.
9319 (rs6000_check_sdmode): Likewise.
9320 (TARGET_EXPAND_TO_RTL_HOOK): Target macro defined.
9321 (TARGET_INSTANTIATE_DECLS): Likewise.
9322 (rs6000_hard_regno_mode_ok): Allow SDmode.
9323 (num_insns_constant): Likewise. Handle _Decimal32 constants.
9324 (rs6000_emit_move): Handle SDmode.
9325 (function_arg_advance): Likewise.
9326 (function_arg): Likewise.
9327 (rs6000_gimplify_va_arg): Likewise. Add special handling of
9328 SDmode var args for 32-bit compiles.
9329 (rs6000_secondary_reload_class): Handle SDmode.
9330 (rs6000_output_function_epilogue): Likewise.
9331 (rs6000_function_value): Simplify if statement.
9332 (rs6000_libcall_value): Likewise.
9333 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Handle SDmode.
9334 (SECONDARY_MEMORY_NEEDED_RTX): Add define.
9335 * config/rs6000/dfp.md (movsd): New define_expand and splitter.
9336 (movsd_hardfloat): New define_insn.
9337 (movsd_softfloat): Likewise.
9338 (movsd_store): Likewise.
9339 (movsd_load): Likewise.
9340 (extendsddd2): Likewise.
9341 (extendsdtd2): Likewise.
9342 (truncddsd2): Likewise.
9343 (movdd_hardfloat64): Fixup comment.
9344 (UNSPEC_MOVSD_LOAD): New constant.
9345 (UNSPEC_MOVSD_STORE): Likewise.
9347 2008-01-26 Jakub Jelinek <jakub@redhat.com>
9350 * c-pretty-print.c (pp_c_exclusive_or_expression): Handle
9352 (pp_c_logical_and_expression): Handle TRUTH_AND_EXPR.
9353 (pp_c_logical_or_expression): Handle TRUTH_OR_EXPR.
9354 (pp_c_expression): Handle TRUTH_AND_EXPR, TRUTH_OR_EXPR
9357 2008-01-26 David Edelsohn <edelsohn@gnu.org>
9360 * config.gcc: Separate AIX 5.3 from AIX 6.1.
9361 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
9362 __LONGDOUBLE128 too.
9363 * config/rs6000/aix61.h: New file.
9365 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
9367 PR rtl-optimization/34959
9368 * optabs.c (expand_unop): In libcall notes, give ffs, clz, ctz,
9369 popcount and parity rtxes the same mode as their operand.
9370 Truncate or extend the result to the return value's mode
9373 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
9376 * config/mips/mips-protos.h (mips_expand_call): Return an rtx.
9377 * config/mips/mips.h (FIRST_PSEUDO_REGISTER): Rename FAKE_CALL_REGNO
9378 to GOT_VERSION_REGNUM.
9379 (CALL_REALLY_USED_REGISTERS): Set the GOT_VERSION_REGNUM entry to 0.
9380 (EPILOGUE_USES): Include GOT_VERSION_REGNUM if TARGET_USE_GOT.
9381 * config/mips/mips.c (mips_emit_call_insn): New function.
9382 (mips_call_tls_get_addr): Call mips_expand_call directly.
9383 (mips16_copy_fpr_return_value): Use mips_emit_call_insn rather than
9385 (mips16_build_call_stub): Likewise. Return the call insn or null.
9386 (mips_expand_call): Update the call to mips16_build_call_stub
9387 accordingly and a remove redundant condition. Assert that MIPS16
9388 stubs do not use lazy binding. Use mips_emit_call_insn and return
9390 (mips_extra_live_on_entry): Include GOT_VERSION_REGNUM if
9392 (mips_hard_regno_mode_ok_p): Allow SImode for GOT_VERSION_REGNUM.
9393 (mips_avoid_hazard): Remove hazard_set handling.
9394 * config/mips/mips.md (UNSPEC_EH_RECEIVER): Rename to...
9395 (UNSPEC_RESTORE_GP): ...this.
9396 (UNSPEC_SET_GOT_VERSION, UNSPEC_UPDATE_GOT_VERSION): New constants.
9397 (FAKE_CALL_REGNO): Rename to...
9398 (GOT_VERSION_REGNUM): ...this.
9399 (type): Add "ghost" value. Add an associated insn reservation.
9400 (hazard_set): Remove.
9401 (exception_receiver): Rename to...
9402 (restore_gp): ...this and update the unspec identifier accordingly.
9403 (exception_receiver, nonlocal_got_receiver): New expanders.
9404 (load_call<mode>): Use GOT_VERSION_REGNUM. Don't set
9405 FAKE_CALL_REGNO. Remove hazard_set attribute.
9406 (set_got_version, update_got_version): New patterns.
9408 2008-01-26 Danny Smith <dannysmith@users.sourceforge.net>
9411 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Define.
9413 2008-01-25 Joseph Myers <joseph@codesourcery.com>
9416 * doc/install.texi2html: Generate gcc-vers.texi.
9418 2008-01-25 DJ Delorie <dj@redhat.com>
9420 * config/m32c/m32c.h (ASM_PREFERRED_EH_DATA_FORMAT): Define.
9422 2008-01-25 Joseph Myers <joseph@codesourcery.com>
9424 * config/c4x: Remove directory.
9425 * config.gcc (crx-*, mt-*): Mark obsolete.
9426 (c4x-*, tic4x-*, c4x-*-rtems*, tic4x-*-rtems*, c4x-*, tic4x-*,
9427 h8300-*-rtemscoff*, ns32k-*-netbsdelf*, ns32k-*-netbsd*,
9428 sh-*-rtemscoff*): Remove cases.
9429 * defaults.h (C4X_FLOAT_FORMAT): Remove.
9430 * real.c (encode_c4x_single, decode_c4x_single,
9431 encode_c4x_extended, decode_c4x_extended, c4x_single_format,
9432 c4x_extended_format): Remove.
9433 * real.h (c4x_single_format, c4x_extended_format): Remove.
9434 * doc/extend.texi (interrupt, naked): Remove mention of attributes
9436 (Pragmas): Remove comment about c4x pragmas.
9437 * doc/install.texi (c4x): Remove target-specific instructions.
9438 * doc/invoke.texi (TMS320C3x/C4x Options): Remove.
9439 * doc/md.texi (Machine Constraints): Remove C4x documentation.
9440 * doc/tm.texi (MEMBER_TYPE_FORCES_BLK, c_register_pragma): Do not
9441 refer to C4x source files as examples.
9442 (C4X_FLOAT_FORMAT): Remove documentation.
9444 2008-01-25 Bernd Schmidt <bernd.schmidt@analog.com>
9446 * config/bfin/bfin.c (override_options): Reorder tests so that
9447 flag_pic gets enabled for -msep-data.
9449 2008-01-25 Richard Guenther <rguenther@suse.de>
9452 * expr.c (expand_expr_real_1): Reduce result of LSHIFT_EXPR
9453 to its bitfield precision if required.
9455 2008-01-25 Jakub Jelinek <jakub@redhat.com>
9458 * tree-nested.c (walk_omp_for): New function.
9459 (convert_nonlocal_reference, convert_local_reference): Call
9460 walk_omp_for on OMP_FOR.
9461 (convert_call_expr): Call walk_body on OMP_FOR's
9462 OMP_FOR_PRE_INIT_BODY.
9464 2008-01-25 Richard Guenther <rguenther@suse.de>
9466 PR tree-optimization/34966
9467 * tree-ssa-math-opts.c (execute_cse_sincos_1): For all but
9468 default defs and PHI_NODEs we have to insert after the
9471 2008-01-24 Nick Clifton <nickc@redhat.com>
9473 * config/stormy16/stormy16-lib2.c (MIN_UNITS_PER_WORD):
9474 Provide a default definition.
9475 (LIBGCC2_UNITS_PER_WORD): Likewise.
9477 * config/stormy16/stormy16.c: Include df.h for the prototype
9478 for df_regs_ever_live_p.
9479 (xstormy16_expand_builtin_va_start): Convert the stack offset
9480 into a component_ref and then use POINTER_PLUS_EXPR to add it
9481 to the incoming_virtual_args_rtx.
9482 (xstormy16_gimplify_va_arg_expr): Rename to
9483 xstormy16_gimplify_va_arg_expr.
9484 Use POINTER_PLUS_EXPR when performing pointer arithmetic.
9485 (TARGET_GIMPLIFY_VA_ARG_EXPR): Use renamed
9486 xstormy16_gimplify_va_arg_expr.
9487 Fix up some formatting issues.
9489 * config/stormy16/stormy16.c: (xstormy16_carry_plus_operand):
9490 Move to predicates.md.
9491 (xs_hi_general_operand): Likewise.
9492 (xs_hi_nonmemory_operand): Likewise.
9493 * config/stormy16/predicates.md:
9494 (xstormy16_carry_plus_operand): New predicate.
9495 (xs_hi_general_operand): New predicate.
9496 (xs_hi_nonmemory_operand): New predicate.
9497 * config/stormy16/stormy16-protos.h:
9498 (xstormy16_carry_plus_operand): Delete prototype.
9499 (xs_hi_general_operand): Likewise.
9500 (xs_hi_nonmemory_operand): Likewise.
9502 * config/storm16/stormy16.md (addhi3): Remove earlyclobber
9503 modifiers as they are no longer needed and they can trigger
9504 reload spill failures.
9506 * config/storm16/stormy16.md (ineqbranchsi): Replace match_dup
9507 with a match_operand in order to help reload.
9509 * config/storm16/stormy16.md (movhi_internal): Replace 'r'
9510 constraint with 'e' for the 8th alternative as this version of
9511 the mov.w instruction only accepts the lower 8 registers.
9513 2008-01-25 Uros Bizjak <ubizjak@gmail.com>
9516 * simplifx-rtx.c (simplify_const_binary_operation) [VEC_CONCAT]:
9517 Consider only CONST_INT, CONST_DOUBLE and CONST_FIXED as constant
9520 2008-01-25 Jakub Jelinek <jakub@redhat.com>
9523 * gimplify.c (gimplify_omp_for): Gimplify OMP_FOR_PRE_BODY.
9525 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
9527 * ipa-struct-reorg.c (remove_str_allocs_in_func, remove_str_allocs):
9529 (remove_structure): Update allocations list before removing structure.
9531 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
9533 * ipa-struct-reorg.c (is_safe_cond_expr,
9534 create_new_stmts_for_cond_expr): Use integer_zerop function,
9535 that recognize not only zero-pointer, but zero-integer too.
9537 2008-01-25 Ben Elliston <bje@au.ibm.com>
9540 * fixproto: Escape "." in sed expression that strips leading "./".
9542 2008-01-24 H.J. Lu <hongjiu.lu@intel.com>
9545 * gcc.c (SWITCH_OK): Removed.
9546 (SWITCH_LIVE): Changed to bit.
9547 (SWITCH_FALSE): Likewise.
9548 (SWITCH_IGNORE): Likewise.
9549 (switchstr): Change live_cond to unsigned int.
9550 (process_command): Replace SWITCH_OK with 0.
9551 (do_self_spec): Likewise.
9552 (set_collect_gcc_options): Check the SWITCH_IGNORE bit.
9553 (give_switch): Likewise.
9554 (used_arg): Likewise.
9555 (do_spec_1): Set the SWITCH_IGNORE bit.
9556 (check_live_switch): Check both SWITCH_LIVE and SWITCH_FALSE
9557 bits. Set the SWITCH_LIVE bit.
9559 2008-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
9561 * config/s390/s390.h (MOVE_RATIO): Define new target macro.
9563 2008-01-24 Richard Sandiford <rsandifo@nildram.co.uk>
9565 PR tree-optimization/34472
9566 * ipa-struct-reorg.c (safe_cond_expr_check): Change the DATA
9567 parameter to a "bool *" and set *DATA to false if there is
9568 an unsafe access. Do not delete the structure here.
9569 (check_cond_exprs): Delete it here instead.
9570 (check_cond_exprs, exclude_cold_structs): Do not increase
9571 I when removing a structure.
9573 2008-01-24 Uros Bizjak <ubizjak@gmail.com>
9576 * config/i386/i386.c (ix86_expand_vector_init): Consider only
9577 CONST_INT, CONST_DOUBLE and CONST_FIXED as constant vector elements.
9579 2008-01-24 Jakub Jakub Jelinek <jakub@redhat.com>
9582 * tree-stdarg.c (reachable_at_most_once): Use VEC vector instead of
9583 a fixed vector for stack.
9585 2008-01-24 Ben Elliston <bje@au.ibm.com>
9588 * doc/gcc.texi (Software development): Add a direntry for g++.
9590 2008-01-23 Hans-Peter Nilsson <hp@axis.com>
9592 * config/cris/cris.h (CC1PLUS_SPEC, OPTIMIZATION_OPTIONS): Drop
9593 stale and straggling -fforce-addr comments above.
9595 * config/cris/cris.h (CRIS_SUBTARGET_VERSION, TARGET_VERSION): Don't
9597 * config/cris/linux.h (CRIS_SUBTARGET_VERSION): Don't define.
9598 * config/cris/aout.h (CRIS_SUBTARGET_VERSION): Don't define.
9600 2008-01-23 Michael Matz <matz@suse.de>
9603 * dwarf2out.c (force_type_die): Use modified_type_die instead of
9606 2008-01-23 Andreas Krebbel <krebbel1@de.ibm.com>
9608 * ipa-struct-reorg.c (create_new_malloc): Use pointer type as
9611 2008-01-23 Anatoly Sokolov <aesok@post.ru>
9613 * config/avr/avr.c (avr_current_arch): New variable.
9614 (avr_arch_types): Add 'avr31' and 'avr51' entries.
9615 (avr_arch): Add 'ARCH_AVR31' and 'ARCH_AVR51'.
9616 (avr_mcu_types): Add 'avr31' and 'avr51' architectures.
9617 (avr_override_options): Init 'avr_current_arch'.
9618 (base_arch_s): Move from here...
9619 * config/avr/avr.h (base_arch_s): ... here. Add new members
9620 'have_elpm', 'have_elpmx', 'have_eijmp_eicall', 'reserved'. Rename
9621 'mega' to 'have_jmp_call'.
9622 (TARGET_CPU_CPP_BUILTINS): Define "__AVR_HAVE_JMP_CALL__",
9623 "__AVR_HAVE_RAMPZ__", "__AVR_HAVE_ELPM__" and "__AVR_HAVE_ELPMX__"
9625 (LINK_SPEC, CRT_BINUTILS_SPECS, ASM_SPEC): Add 'avr31' and 'avr51'
9627 * config/avr/t-avr (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
9628 MULTILIB_MATCHES): (Ditto.).
9630 2008-01-23 Richard Guenther <rguenther@suse.de>
9633 * cgraphunit.c (cgraph_reset_node): Always mark the node
9634 not reachable if it is not queued already.
9636 2008-01-23 Bernd Schmidt <bernd.schmidt@analog.com>
9638 * config/bfin/bfin-protos.h (WA_RETS, ENABLE_WA_RETS): New macros.
9639 * config/bfin/bfin.c (bfin_cpus): Add WA_RETS everywhere.
9640 (cputype_selected): New static variable.
9641 (bfin_handle_option): Set it if -mcpu is used.
9642 (override_option): Select default set of workarounds if no cpu type
9643 selected on the command line.
9644 (workaround_rts_anomaly): Only run if ENABLE_WA_RETS.
9646 From Michael Frysinger <michael.frysinger@analog.com>
9647 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add
9648 BFIN_CPU_BF547, BFIN_CPU_BF523, BFIN_CPU_BF524, and BFIN_CPU_BF526.
9650 * config/bfin/elf.h (LIB_SPEC): Use proper linker script
9651 for bf547, bf523, bf524, and bf526.
9652 * config/bfin/bfin.c (bfin_cpus[]): Add bf547, bf523, bf524, and
9654 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
9655 __ADSPBF523__ for bf523, __ADSPBF524__ for bf524,
9656 __ADSPBF526__ for bf526, __ADSPBF52x__ for all three, as well as
9657 __ADSPBF547__ and __ADSPBF54x__ for bf547.
9658 * doc/invoke.texi (Blackfin Options): Document that
9659 -mcpu now accept bf547, bf523, bf524, and bf526.
9661 2008-01-22 Eric Botcazou <ebotcazou@adacore.com>
9663 PR rtl-optimization/34628
9664 * combine.c (try_combine): Stop and undo after the first combination
9665 if an autoincrement side-effect on the first insn has effectively
9668 2008-01-22 David Edelsohn <edelsohn@gnu.org>
9671 * config/rs6000/rs6000.c (rs6000_legitimate_offset_address_p):
9672 Offset addresses are not valid for Altivec or paired float modes.
9674 2008-01-22 Jakub Jelinek <jakub@redhat.com>
9677 * c-parser.c (c_parser_omp_for_loop): Don't call c_finish_omp_for
9678 if DECL_INITIAL (decl) is error_mark_node.
9681 * c-common.c (handle_vector_size_attribute): Only allow
9682 integral, scalar float and fixed point types. Handle OFFSET_TYPE
9683 the same way as pointer, array etc. types.
9684 * tree.c (reconstruct_complex_type): Handle OFFSET_TYPE.
9687 * tree.c (build_type_attribute_qual_variant): Call
9688 build_qualified_type if attributes are equal, but quals are not.
9690 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9693 * doc/invoke.texi (-Wall): -Wall enables -Wstrict-overflow=1.
9694 * flags.h (warn_strict_aliasing): Remove.
9695 (warn_strict_overflow): Remove.
9696 * opts.c (warn_strict_aliasing): Remove.
9697 (warn_strict_overflow): Remove.
9698 * c-opts.c (c_common_handle_option): -Wall only sets
9699 -Wstrict-aliasing or -Wstrict-overflow if they are uninitialized.
9700 (c_common_post_options): Give default values to -Wstrict-aliasing
9701 and -Wstrict-overflow if they are uninitialized.
9702 * common.opt (Wstrict-aliasing): Specify Var and Init.
9703 (Wstrict-overflow): Likewise.
9705 2008-01-22 Kenneth Zadeck <zadeck@naturalbridge.com>
9707 PR rtl-optimization/26854
9708 PR rtl-optimization/34400
9709 PR rtl-optimization/34884
9710 * ddg.c (create_ddg_dep_from_intra_loop_link): Use
9712 * df.h (df_changeable_flags.DF_RD_NO_TRIM): Deleted
9713 (df_rd_bb_info.expanded_lr_out): Deleted
9714 * loop_invariant.c (find_defs): Deleted DF_RD_NO_TRIM flag.
9715 * loop_iv.c (iv_analysis_loop_init): Ditto. * df-problems.c
9716 (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
9717 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
9718 Removed code to allocate, initialize or free expanded_lr_out.
9719 (df_rd_bb_local_compute_process_def): Restructured to make more
9721 (df_rd_confluence_n): Removed code to no apply invalidate_by_call
9722 sets if the sets are being trimmed.
9724 2008-01-22 H.J. Lu <hongjiu.lu@intel.com>
9727 * configure.ac (ld_vers): Support GNU linker version xx.xx.*
9728 (as_vers): Likewise.
9729 * configure: Regenerated.
9731 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9734 * tree-pass.h (pass_build_alias): New pass.
9735 * tree-ssa-alias.c (gate_build_alias): New.
9736 (pass_build_alias): New.
9737 * passes.c (init_optimization_passes): Add pass_build_alias after
9738 pass_create_structure_vars.
9740 2008-01-22 Wolfgang Gellerich <gellerich@de.ibm.com>
9742 * config/s390/s390.h (S390_TDC_POSITIVE_NORMALIZED_NUMBER):
9743 Renamed to S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER.
9744 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): Renamed to
9745 S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER.
9746 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): Renamed to
9747 S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER.
9748 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): Renamed to
9749 S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER.
9750 (S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER): New constant.
9751 (S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER): New constant.
9752 (S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER): New constant.
9753 (S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER): New constant.
9754 * config/s390/s390.md (FP_ALL): New mode iterator.
9755 (_d): New mode attribute.
9756 ("*signbit<mode>2>"): Changed mode of first operand.
9757 ("isinf<mode>2"): Changed mode of first operand.
9758 ("*TDC_insn"): Adaptation for DFP modes.
9760 2008-01-22 Ben Elliston <bje@au.ibm.com>
9762 * tree.c (check_qualified_type): Improve function description.
9764 2008-01-21 Jason Merrill <jason@redhat.com>
9767 * tree.h (TRY_CATCH_IS_CLEANUP): New macro.
9768 * tree-eh.c (honor_protect_cleanup_actions): Strip TRY_CATCH_EXPR
9771 2008-01-21 DJ Delorie <dj@redhat.com>
9773 * doc/tm.texi (HARD_REGNO_NREGS): Note that this macro must not
9776 2008-01-21 Richard Guenther <rguenther@suse.de>
9779 * tree-cfg.c (verify_expr): Allow all invariant expressions
9780 instead of just constant class ones as reference argument.
9781 * tree-ssa-loop-im.c (for_each_index): Handle CONSTRUCTOR
9782 like any other constant.
9783 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
9785 2008-01-21 H.J. Lu <hongjiu.lu@intel.com>
9787 * regmove.c (fixup_match_1): Update call crossed frequencies.
9789 2008-01-21 Richard Guenther <rguenther@suse.de>
9792 * tree-inline.c (setup_one_parameter): Deal with mismatched
9793 types using a VIEW_CONVERT_EXPR.
9795 2008-01-21 Alon Dayan <alond@il.ibm.com>
9796 Olga Golovanevsky <olga@il.ibm.com>
9798 PR tree-optimization/34701
9799 * ipa-struct-reorg.c (gen_size): Fix the malloc parameter calculation
9800 when the structure size is not a power of 2.
9802 2008-01-20 Kenneth Zadeck <zadeck@naturalbridge.com>
9804 * doc/install.texi: Add doc for --enable-checking=df.
9806 2008-01-20 Kaz Kojima <kkojima@gcc.gnu.org>
9808 PR rtl-optimization/34808
9809 * emit-rtl.c (try_split): Handle REG_RETVAL notes.
9811 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
9813 * global.c (find_reg): Only compute EH_RETURN_DATA_REGNO once per
9816 2008-01-19 Kenneth Zadeck <zadeck@naturalbridge.com>
9818 PR rtl-optimization/26854
9819 PR rtl-optimization/34400
9820 * ddg.c (create_ddg_dep_from_intra_loop_link): Do not use
9822 * df.h (df_changeable_flags.DF_RD_NO_TRIM): New.
9823 (df_rd_bb_info.expanded_lr_out): New.
9824 * loop_invariant.c (find_defs): Added DF_RD_NO_TRIM flag.
9825 * loop_iv.c (iv_analysis_loop_init): Ditto.
9826 * df-problems.c (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
9827 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
9828 Added code to allocate, initialize or free expanded_lr_out.
9829 (df_rd_bb_local_compute_process_def): Restructured to make
9830 more understandable.
9831 (df_rd_confluence_n): Add code to do nothing with fake edges and
9832 code to no apply invalidate_by_call sets if the sets are being trimmed.
9833 (df_lr_local_finalize): Renamed to df_lr_finalize.
9834 (df_live_local_finalize): Renamed to df_live_finalize.
9836 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
9839 * config/mips/mips.md (div<mode>3): Use <recip_condition> when
9840 deciding whether to use reciprocal instructions.
9842 2008-01-19 Uros Bizjak <ubizjak@gmail.com>
9844 * dwarf2out.c (dwarf2out_switch_text_section): Do not call
9845 dwarf2out_note_section_used if cold_text_section is NULL.
9847 2008-01-19 Jakub Jelinek <jakub@redhat.com>
9849 PR gcov-profile/34610
9850 * tree-cfg.c (make_edges): Mark both outgoing edges from
9851 OMP_CONTINUE and from OMP_FOR as EDGE_ABNORMAL.
9852 * omp-low.c (expand_omp_for): Clear EDGE_ABNORMAL bits
9853 from OMP_FOR and OMP_CONTINUE outgoing edges.
9855 * tree-profile.c (tree_profiling): Return early if
9856 cfun->after_tree_profile != 0. Set cfun->after_tree_profile
9858 * omp-low.c (expand_omp_parallel): Copy after_tree_profile
9859 from cfun to child_cfun.
9860 * function.h (struct function): Add after_tree_profile bit.
9862 2008-01-19 Anatoly Sokolov <aesok@post.ru>
9864 * config/avr/avr.S (_exit): Disable interrupt.
9866 2008-01-18 Kenneth Zadeck <zadeck@naturalbridge.com>
9867 Steven Bosscher <stevenb.gcc@gmail.com>
9869 PR rtl-optimization/26854
9870 PR rtl-optimization/34400
9871 * df-problems.c (df_live_scratch): New scratch bitmap.
9872 (df_live_alloc): Allocate df_live_scratch when doing df_live.
9873 (df_live_reset): Clear the proper bitmaps.
9874 (df_live_bb_local_compute): Only process the artificial defs once
9875 since the order is not important.
9876 (df_live_init): Init the df_live sets only with the variables
9877 found live by df_lr.
9878 (df_live_transfer_function): Use the df_lr sets to prune the
9879 df_live sets as they are being computed.
9880 (df_live_free): Free df_live_scratch.
9882 2008-01-18 Ian Lance Taylor <iant@google.com>
9884 * common.opt: Add fmerge-debug-strings.
9885 * dwarf2out.c (DEBUG_STR_SECTION_FLAGS): Test
9886 flag_merge_debug_strings rather than flag_merge_constants.
9887 * doc/invoke.texi (Option Summary): Mention
9888 -fmerge-debug-strings.
9889 (Debugging Options): Document -fmerge-debug-strings.
9891 2008-01-18 Ian Lance Taylor <iant@google.com>
9894 * tree.h (DECL_IS_OPERATOR_NEW): Define.
9895 (struct tree_function_decl): Add new field operator_new_flag.
9896 * tree-inline.c (expand_call_inline): When inlining a call to
9897 operator new, force the return value to go into a variable, and
9898 set DECL_NO_TBAA_P on that variable.
9899 * c-decl.c (merge_decls): Merge DECL_IS_OPERATOR_NEW flag.
9901 2008-01-18 Uros Bizjak <ubizjak@gmail.com>
9904 * dwarf2out.c (dwarf2out_switch_text_section): Do not guard with
9905 DWARF2_DEBUGGING_INFO.
9906 (dwarf2out_note_section_used): Ditto. Add prototype.
9907 (have_multiple_function_sections, text_section_used,
9908 cold_text_section_used, *cold_text_sections): Move declarations
9911 2008-01-17 Bob Wilson <bob.wilson@acm.org>
9913 * config/xtensa/unwind-dw2-xtensa.h (_Unwind_FrameState): Remove pc
9914 field and add signal_ra.
9915 * config/xtensa/unwind-dw2-xtensa.c (uw_frame_state_for): Remove
9916 assignments to frame state pc. Move end of stack check after
9917 MD_FALLBACK_FRAME_STATE_FOR.
9918 (uw_update_context_1): Use frame state signal_regs if set, instead
9919 of checking signal_frame flag.
9920 (uw_update_context): Use frame state signal_ra if set.
9921 * config/xtensa/linux.h (MD_UNWIND_SUPPORT): Define.
9922 * config/xtensa/linux-unwind.h: New file.
9924 2008-01-18 Bernhard Fischer <aldot@gcc.gnu.org>
9926 * modulo-sched.c (get_sched_window): Fix comment typo.
9928 2008-01-17 Andrew MacLeod <amacleod@redhat.com>
9930 PR tree-optimization/34648
9931 * tree-ssa-sccvn.c (visit_use): Expressions which can throw are varying.
9933 2008-01-17 Anatoly Sokolov <aesok@post.ru>
9935 * config/avr/avr.h (LINK_SPEC): Support -mrelax and -mpmem-wrap-around.
9936 * config/avr/avr.opt (mrelax, mpmem-wrap-around): Add.
9938 2008-01-17 Seongbae Park <seongbae.park@gmail.com>
9940 PR rtl-optimization/34400
9941 * df-core.c (df_worklist_dataflow_overeager,
9942 df_worklist_dataflow_doublequeue): New functions.
9943 (df_worklist_dataflow): Two different worklist solvers.
9944 * params.def (PARAM_DF_DOUBLE_QUEUE_THRESHOLD_FACTOR):
9947 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
9950 * doc/invoke.texi: Document the dependence on pthread for fopenmp
9951 and ftree-parallelize-loops.
9953 2008-01-17 Mircea Namolaru <namolaru@il.ibm.com>
9955 PR rtl-optimization/34826
9956 * loop-doloop (doloop_modify): Update the REG_BR_PROB note.
9958 2008-01-17 Andreas Krebbel <krebbel1@de.ibm.com>
9960 * global.c (find_reg): Mark the eh regs as used if necessary.
9961 * ra-conflict.c (global_conflicts): Set no_eh_reg flag.
9962 * ra.h (struct allocno): no_eh_reg field added. Changed
9963 no_stack_reg type to bitfield.
9965 2008-01-17 Eric Botcazou <ebotcazou@adacore.com>
9967 * tree.c (substitute_in_expr): Add missing 'break'.
9969 2008-01-17 Richard Guenther <rguenther@suse.de>
9971 PR tree-optimization/34825
9972 * tree-ssa-math-opts.c (is_division_by): Do not recognize
9973 x / x as division to handle.
9975 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9977 * pa64-hpux.h (LIB_SPEC): Add "-lpthread" in shared links if "-mt" or
9978 "-pthread" is specified.
9979 * pa-hpux11.h (LIB_SPEC): Likewise.
9981 2008-01-16 Janis Johnson <janis187@us.ibm.com>
9982 Peter Bergner <bergner@vnet.ibm.com>
9984 PR rtl-optimization/33796
9985 * sparseset.c (sparseset_alloc): Use xcalloc rather than xmalloc.
9987 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9989 PR libgfortran/34699
9990 * pa-hpux.h (LINK_SPEC): Only search /lib/pa1.1 and /usr/lib/pa1.1 on
9992 * pa-hpux10.h (LINK_SPEC): Likewise.
9993 * pa-hpux11.h (LINK_SPEC): Don't search /lib/pa1.1 and /usr/lib/pa1.1.
9995 2008-01-16 Richard Guenther <rguenther@suse.de>
9998 * fold-const.c (fold_convert_const_int_from_int): Do not
9999 set overflow if that occured only because of a sign extension
10000 change when converting from/to a sizetype with the same
10001 precision and signedness.
10003 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
10006 * dwarf2out.c (output_call_frame_info): Move output of FDE initial
10007 location address to the correct place. Update copyright year.
10009 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
10011 * lambda-code.c (lambda_transform_legal_p): Handle the case of
10012 no dependences in the dependence_relations vector.
10014 2008-01-16 Jan Hubicka <jh@suse.cz>
10016 PR rtl-optimization/31396
10017 * regstat.c (regstat_bb_compute_ri): Compute FREQ_CALLS_CROSSED.
10018 * cfg.c (dump_reg_info): Print it.
10019 * regs.h (struct reg_info_t): add freq_calls_crossed.
10020 (REG_FREQ_CALLS_CROSSED): New macro.
10021 * global.c (global_alloc): Compute freq_calls_crossed for allocno.
10022 (find_reg): Update call of CALLER_SAVE_PROFITABLE.
10023 * regmove.c (optimize_reg_copy_1, optimize_reg_copy_2, fixup_match_2,
10024 regmove_optimize): Update call crossed frequencies.
10025 * local-alloc.c (struct qty): Add freq_calls_crossed.
10026 (alloc_qty): Copute freq_calls_crossed.
10027 (update_equiv_regs, combine_regs): Update REG_FREQ_CALLS_CROSSED.
10028 (find_free_reg): Update call of CALLER_SAVE_PROFITABLE.
10029 * ra.h (struct allocno): Add freq_calls_crossed.
10031 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
10033 * gcc.c (LINK_COMMAND_SPEC): Add includes and link options for
10034 libgomp when compiling with ftree-parallelize-loops.
10035 (GOMP_SELF_SPECS): Add -pthread for ftree-parallelize-loops.
10037 2008-01-16 Richard Guenther <rguenther@suse.de>
10039 PR tree-optimization/34769
10040 * tree-data-ref.c (initialize_matrix_A): Revert fix for PR34458.
10041 * tree.c (int_cst_value): Instead make this function more
10042 permissive in what it accepts as valid input. Document this
10043 function always sign-extends the value.
10045 2008-01-16 Jakub Jelinek <jakub@redhat.com>
10046 Richard Guenther <rguenther@suse.de>
10049 * gimplify.c (fold_indirect_ref_rhs): Rename to ...
10050 (gimple_fold_indirect_ref_rhs): ... this.
10051 (gimple_fold_indirect_ref): New function with foldings
10052 that preserve lvalueness.
10053 (gimplify_modify_expr_rhs): Call gimple_fold_indirect_ref_rhs.
10054 * tree-flow.h (gimple_fold_indirect_ref): Declare.
10055 * tree-inline.c (copy_body_r): Use gimple_fold_indirect_ref
10056 to fold an INDIRECT_REF, fall back to the old use of
10057 fold_indirect_ref_1.
10059 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
10061 * tree-data-ref.c (subscript_dependence_tester_1): Call
10062 free_conflict_function.
10063 (compute_self_dependence): Same.
10065 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
10068 * debug.h (dwarf2out_switch_text_section): Move declaration from ...
10069 * dwarf2out.c (dwarf2out_switch_text_section): ... here. Make
10071 * final.c (final_scan_insn) [NOTE_INSN_SWITCH_TEXT_SECTIONS]:
10072 Depending on dwarf2out_do_frame, call dwarf2out_switch_text_section
10073 for DWARF2_UNWIND_INFO targets.
10075 2008-01-16 Richard Guenther <rguenther@suse.de>
10078 * c-typeck.c (common_pointer_type): Do not merge inconsistent
10079 type qualifiers for function types.
10081 2008-01-15 Jerry DeLisle <jvdelisle@gcc.gnu.org>
10083 * tree-parloops.c (gen_parallel_loop): Fix ommision of declaration for
10084 loop_iterator li from previous commit.
10086 2008-01-15 Sebastian Pop <sebastian.pop@amd.com>
10088 * tree-parloops.c (gen_parallel_loop): Free loop bound estimations.
10090 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
10092 * tree-parloops.c (loop_has_blocks_with_irreducible_flag): New.
10093 (parallelize_loops): Don't parallelize irreducible components.
10095 2008-01-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10098 * c-opts (c_common_post_options): Do not enable CPP
10099 flag_pedantic_errors by default.
10101 2008-01-14 Eric Botcazou <ebotcazou@adacore.com>
10103 PR rtl-optimization/31944
10104 * cse.c (remove_pseudo_from_table): New function.
10105 (merge_equiv_classes): Use above function to remove pseudo-registers.
10106 (invalidate): Likewise.
10108 2008-01-13 Richard Guenther <rguenther@suse.de>
10110 PR middle-end/34601
10111 * emit-rtl.c (set_reg_attrs_for_decl_rtl): Use DECL_MODE
10112 instead of TYPE_MODE to deal with calls from expand_one_error_var.
10114 2008-01-13 Uros Bizjak <ubizjak@gmail.com>
10116 * gcse.c (cprop_jump): Call validate_unshare_change instead of
10117 validate_change to unshare the source of the PC set.
10119 2008-01-12 Jan Hubicka <jh@suse.cz>
10121 PR middle-end/32135
10122 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Do not construct
10123 references above array bounds. This might trigger bounds checks for
10124 pointers to arrays.
10126 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
10128 * tree-ssa-ter.c (free_temp_expr_table): Free num_in_part and
10129 new_replaceable_dependencies.
10131 2008-01-12 Doug Kwan <dougkwan@google.com>
10133 * c-decl.c: (grokdeclarator): Use OPT_Wignored_qualifiers
10134 instead of OPT_Wreturn_type in warning due to ignored return type
10136 * c-opt.c (c_common_post_option): Add -Wignored-qualifiers to
10137 options included in -Wextra.
10138 * c.opt: New option -Wignored_qualifiers.
10139 * doc/invoke.texi (Warning Options, -Wextra): Add new option
10140 -Wignore_qualifiers.
10141 (-Wignored-qualifiers): Document.
10142 (-Wreturn-type): Remove description of functionality now handled
10143 by -Wignored-qualifiers.
10145 2008-01-12 Eric Botcazou <ebotcazou@adacore.com>
10148 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Fold an existing
10149 NOP_EXPR if it is between integral types with the same precision.
10151 2008-01-12 Jan Hubicka <jh@suse.cz>
10154 * invoke.texi (max-inline-recursive-depth): Fix default value.
10156 2008-01-12 Zdenek Dvorak <ook@ucw.cz>
10158 * tree-parloops.c (transform_to_exit_first_loop): Cast nit to the
10161 2008-01-11 Bob Wilson <bob.wilson@acm.org>
10163 * config/xtensa/xtensa.c (override_options): Set flag_shlib.
10165 2008-01-11 James E. Wilson <wilson@specifix.com>
10168 * config/vax/elf.h (FRAME_POINTER_CFA_OFFSET): Define.
10170 2008-01-11 Anatoly Sokolov <aesok@post.ru>
10172 * config/avr/avr.c (expand_prologue, expand_epilogue): Don't
10173 save/restore frame pointer register and don't use 'call-prologues'
10174 optimization in function with "OS_task" attribute.
10176 2008-01-11 Eric Botcazou <ebotcazou@adacore.com>
10178 PR middle-end/31309
10179 * expr.c (copy_blkmode_from_reg): Use a mode suited to the size
10180 when copying to memory.
10182 2008-01-11 Steven Bosscher <stevenb.gcc@gmail.com>
10184 PR rtl-optimization/30905
10185 * cfgcleanup.c: Include dce.h
10186 (crossjumps_occured): New global variable.
10187 (try_crossjump_bb): Exit loop after finding a fallthru edge.
10188 If something changed, set crossjumps_occured to true.
10189 (try_optimize_cfg): Clear crossjumps_occured at the beginning.
10190 Don't add/remove fake edges to exit here...
10191 (cleanup_cfg): ...but do it here, when crossjumping.
10192 Run a fast DCE when successful crossjumps occured in the latest
10193 iteration of try_optimize_cfg.
10195 2008-01-11 Richard Guenther <rguenther@suse.de>
10197 * tree-ssa-sccvn.c (struct vn_binary_op_s): Move hashcode near opcode.
10198 (struct vn_unary_op_s): Likewise.
10199 (vn_reference_insert): Free old reference on hash collision.
10201 2008-01-10 Raksit Ashok <raksit@google.com>
10203 PR rtl-optimization/27971
10204 * combine.c (find_split_point): Split PLUS expressions which are
10205 inside a MEM rtx, and whose first operand is complex.
10207 2008-01-10 DJ Delorie <dj@redhat.com>
10209 * config/m32c/m32c.c (m32c_hard_regno_nregs_1): Renamed from...
10210 (m32c_hard_regno_nregs): ...this, which is now a wrapper.
10211 (m32c_hard_regno_ok): Call the underlying function.
10213 2008-01-10 Richard Guenther <rguenther@suse.de>
10215 PR middle-end/34683
10216 * tree-cfg.c (tree_merge_blocks): Do not go through the
10217 full-blown folding and stmt updating path if we just deal
10218 with virtual operands.
10219 * tree-ssa-copy.c (may_propagate_copy): Do not short-cut
10220 test for abnormal SSA_NAMEs.
10222 2008-01-10 Andreas Krebbel <krebbel1@de.ibm.com>
10224 PR middle-end/34641
10225 * reload.c (push_reload): Add assertions. All constants from
10226 reg_equiv_constant should have been used for replacing the respective
10228 (find_reloads_address): Invoke find_reloads_address_part for
10229 constant taken from the reg_equiv_constant array.
10231 2008-01-10 Steven Bosscher <stevenb.gcc@gmail.com>
10233 * tree-ssa-sccvn.h (struct vn_ssa_aux): Make the most accessed
10234 field (valnum) the first in the struct. Replace bools with
10237 2008-01-10 Richard Guenther <rguenther@suse.de>
10239 PR tree-optimization/34651
10240 * tree-sra.c (sra_build_assignment): Sanitize. Use the correct
10241 types and ordering for masking and converting.
10243 2008-01-09 Sebastian Pop <sebastian.pop@amd.com>
10245 PR tree-optimization/34017
10246 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Generate code
10247 also for PHI_NODE expressions.
10249 2008-01-09 Jan Hubicka <jh@suse.cz>
10251 PR tree-optimization/34708
10252 * tree-inline.c (estimate_num_insns_1): Compute cost of SWITCH_EXPR
10253 based on number of case labels.
10254 (init_inline_once): Remove switch_cost.
10255 * tree-inline.h (eni_weights_d): Remove switch_cost.
10257 2008-01-09 Richard Guenther <rguenther@suse.de>
10258 Andrew Pinski <andrew_pinski@playstation.sony.com>
10260 PR middle-end/30132
10261 * gimplify.c (gimplify_cond_expr): Do not create an addressable
10262 temporary if an rvalue is ok or an lvalue is not required.
10264 2008-01-09 Richard Guenther <rguenther@suse.de>
10266 PR middle-end/34458
10267 * tree-data-ref.c (initialize_matrix_A): Use tree_low_cst,
10268 adjust return type.
10270 2008-01-09 Richard Guenther <rguenther@suse.de>
10272 PR middle-end/34679
10273 * tree.c (host_integerp): Check for sizetype only if the
10274 type is an integer type.
10276 2008-01-09 Steven Bosscher <stevenb.gcc@gmail.com>
10279 * opts.c (decode_options): Disable inlining of functions called
10280 once if not in unit-at-a-time mode.
10282 2008-01-09 Alexandre Oliva <aoliva@redhat.com>
10284 * Makefile.in (dse.o): Remove duplicate $(RECOG_H) dependency.
10286 2008-01-08 Richard Guenther <rguenther@suse.de>
10288 PR middle-end/31863
10289 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Bail
10290 out early if the result will be unused.
10292 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
10297 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
10298 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
10301 2008-01-08 Jan Sjodin <jan.sjodin@amd.com>
10303 * config/i386/i386.c (k8_cost, amdfam10_cost): Branch costs
10304 for vectorization tuned.
10306 2008-01-08 Richard Guenther <rguenther@suse.de>
10308 PR tree-optimization/34683
10309 * tree-ssa-operands.c (operand_build_cmp): Export.
10310 * tree-ssa-operands.h (operand_build_cmp): Declare.
10311 * tree-vn.c (vuses_compare): Remove.
10312 (sort_vuses): Use operand_build_cmp.
10313 (sort_vuses_heap): Likewise.
10314 * tree-ssa-sccvn.c (vuses_to_vec): Use VEC_reserve, not VEC_alloc
10315 to re-use old VEC if available. Do not sort already sorted VUSEs.
10316 (vdefs_to_vec): Do not sort already sorted VDEFs.
10318 2008-01-08 Jakub Jelinek <jakub@redhat.com>
10320 PR middle-end/34694
10321 * omp-low.c (copy_var_decl): Copy also DECL_SOURCE_LOCATION.
10323 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
10326 * doc/invoke.texi (i386 and x86-64 Options) [mrecip]: Document
10327 limitations of reciprocal sequences on x86 targets.
10329 2008-01-08 Richard Guenther <rguenther@suse.de>
10331 PR tree-optimization/34683
10332 * tree-flow-inline.h (var_ann): Remove overzealous asserts.
10334 2008-01-07 Jakub Jelinek <jakub@redhat.com>
10337 * config/darwin.c (darwin_mergeable_string_section): Don't use
10338 .cstring if int_size_in_bytes != TREE_STRING_LENGTH.
10340 2008-01-07 Uros Bizjak <ubizjak@gmail.com>
10343 * config/i386/i386.md (neg<mode>2): Rename from negsf2, negdf2 and
10344 negxf2. Macroize expander using X87MODEF mode iterator. Change
10345 predicates of op0 and op1 to register_operand.
10346 (abs<mode>2): Rename from abssf2, absdf2 and negxf2. Macroize
10347 expander using X87MODEF mode iterator. Change predicates of
10348 op0 and op1 to register_operand.
10349 ("*absneg<mode>2_mixed", "*absneg<mode>2_sse"): Rename from
10350 corresponding patterns and macroize using MODEF macro. Change
10351 predicates of op0 and op1 to register_operand and remove
10352 "m" constraint. Disparage "r" alternative with "!".
10353 ("*absneg<mode>2_i387"): Rename from corresponding patterns and
10354 macroize using X87MODEF macro. Change predicates of op0 and op1
10355 to register_operand and remove "m" constraint. Disparage "r"
10356 alternative with "!".
10357 (absneg splitter with memory operands): Remove.
10358 ("*neg<mode>2_1", "*abs<mode>2_1"): Rename from corresponding
10359 patterns and macroize using X87MODEF mode iterator.
10360 * config/i386/sse.md (negv4sf2, absv4sf2, neg2vdf2, absv2df2):
10361 Change predicate of op1 to register_operand.
10362 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Remove support
10363 for memory operands.
10365 2008-01-07 Nathan Froyd <froydnj@codesourcery.com>
10367 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add clause for mcpu=8548.
10369 2008-01-07 Richard Guenther <rguenther@suse.de>
10371 * basic-block.h (struct edge_def): Pair dest_idx with goto_locus
10374 2008-01-07 Richard Guenther <rguenther@suse.de>
10376 PR tree-optimization/34683
10377 * tree-ssa-sccvn.c (vuses_to_vec): Pre-allocate the vector of
10378 VOPs of the needed size to save memory. Use VEC_quick_push
10379 to save compile-time.
10380 (vdefs_to_vec): Likewise.
10382 2008-01-07 Sa Liu <saliu@de.ibm.com>
10384 * config/spu/spu.md (divdf3): Genetate inline code for double
10385 division. The implementation doesn't handle INF or NAN, therefore it
10386 only applies when -ffinite-math-only is given.
10388 2008-01-06 Paolo Carlini <pcarlini@suse.de>
10391 * c-cppbuiltin.c (c_cpp_builtins): Define __GXX_RTTI, if appropriate.
10392 * doc/cpp.texi ([Common Predefined Macros]): Document.
10394 2008-01-06 Uros Bizjak <ubizjak@gmail.com>
10396 * config/i386/i386.c (ix86_emit_swsqrtsf): Use negative constants in
10397 order to use commutative addition instead of subtraction.
10399 2008-01-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
10400 Mircea Namolaru <namolaru@il.ibm.com>
10401 Vladimir Yanovsky <yanov@il.ibm.com>
10402 Revital Eres <eres@il.ibm.com>
10404 PR tree-optimization/34263
10405 * tree-outof-ssa.c (process_single_block_loop_latch,
10406 contains_tree_r): New functions.
10407 (analyze_edges_for_bb): Call process_single_block_loop_latch
10408 function to empty single-basic-block latch block if possible.
10410 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
10412 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
10414 (ix86_emit_swsqrtsf): Do not filter out infinity for rsqrt expansion.
10416 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
10418 * c-omp.c (check_omp_for_incr_expr): Handle CONVERT_EXPR.
10420 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
10422 * config/mips/mips.c (mips_in_small_data_p): Reinstate size > 0 check.
10424 2008-01-05 Jakub Jelinek <jakub@redhat.com>
10426 PR tree-optimization/34618
10427 * tree-outof-ssa.c (create_temp): Copy over DECL_GIMPLE_REG_P
10430 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
10433 * config/i386/i386.c (ix86_emit_swsqrtsf): Swap input operands
10434 in the call to gen_rtx_NE. Remove unneeded VECTOR_MODE_P check.
10435 Update copyright year.
10437 * config/i386/i386.md (rsqrtsf2): Enable for TARGET_SSE_MATH.
10438 Update copyright year.
10439 * config/i386/sse.md (rsqrtv4sf2): Ditto. Unconditionally expand
10442 2008-01-05 Zhouyi Zhou <zhouzhouyi@FreeBSD.org>
10444 * tree-vrp.c (find_conditional_asserts): Remove redundant check that
10445 edge does not point to current bb before changing need_assert.
10447 2008-01-04 Richard Guenther <rguenther@suse.de>
10449 PR middle-end/34029
10450 * tree-cfg.c (verify_expr): Do not look inside ADDR_EXPRs
10451 for verifying purposes if they are is_gimple_min_invariant.
10453 2008-01-04 Aldy Hernandez <aldyh@redhat.com>
10455 PR tree-optimization/34448
10456 PR tree-optimization/34465
10457 * gimplify.c (gimplify_init_constructor): Add new parameter
10458 notify_temp_creation. Use it.
10459 (gimplify_modify_expr_rhs): Take volatiles into account when
10460 optimizing constructors.
10461 Do not optimize constructors if gimplify_init_constructor will dump to
10463 * gcc.dg/tree-ssa/pr32901.c: Tests const volatiles.
10464 * gcc.c-torture/compile/pr34448.c: New.
10466 2008-01-04 Jakub Jelinek <jakub@redhat.com>
10468 PR gcov-profile/34609
10469 * tree-inline.c (declare_return_variable): Set TREE_ADDRESSABLE on
10470 return_slot if result is TREE_ADDRESSABLE.
10472 2008-01-04 Richard Sandiford <rsandifo@nildram.co.uk>
10474 * config/mips/mips.md (sqrt_condition): Tweak comment.
10475 (recip_condition): Likewise. Require TARGET_FLOAT64 for DFmode.
10477 2008-01-03 Tom Tromey <tromey@redhat.com>
10480 * c-common.c (c_type_hash): Handle VLAs.
10482 2008-01-03 Jan Hubicka <jh@suse.cz>
10484 PR tree-optimization/31081
10485 * tree-inline.c (remap_ssa_name): Initialize uninitialized SSA vars to
10486 0 when inlining and not inlining to first basic block.
10487 (remap_decl): When var is initialized to 0, don't set default_def.
10488 (expand_call_inline): Set entry_bb.
10489 * tree-inline.h (copy_body_data): Add entry_bb.
10491 2008-01-03 Jakub Jelinek <jakub@redhat.com>
10494 * cgraphunit.c (cgraph_build_static_cdtor): set_cfun back to NULL
10497 PR tree-optimization/29484
10498 * tree-inline.c (inline_forbidden_p_2): New function.
10499 (inline_forbidden_p): Disallow inlining if some static var
10500 has an address of a local LABEL_DECL in its initializer.
10501 * doc/extend.texi (Labels as Values): Document &&foo behaviour
10504 2008-01-03 Sebastian Pop <sebastian.pop@amd.com>
10506 PR tree-optimization/34635
10507 * tree-data-ref.c (add_other_self_distances): Make sure that the
10508 evolution step is constant.
10510 2008-01-03 Jakub Jelinek <jakub@redhat.com>
10512 PR middle-end/34608
10513 * omp-low.c (expand_omp_parallel): Purge dead EH edges in the child fn.
10515 2008-01-02 Richard Sandiford <rsandifo@nildram.co.uk>
10517 * tree-sra.c (scalarize_init): Insert the generate_element_init
10518 statements after the generate_element_zero statements.
10520 2008-01-02 Richard Guenther <rguenther@suse.de>
10522 PR middle-end/34093
10523 PR middle-end/31976
10524 * tree-ssa-operands.c (ssa_operand_alloc): Also allocate a buffer
10525 for very large number of operands instead of ICEing.
10527 2008-01-02 Arthur Norman <acn1@cam.ac.uk>
10530 * config/i386/i386.c (ix86_expand_prologue): Save red-zone
10531 while stack probing.
10533 2008-01-01 Douglas Gregor <doug.gregor@gmail.com>
10535 * c-opts.c (sanitize_cpp_opts): Don't warn about "long long" when
10538 2008-01-01 Volker Reichelt <v.reichelt@netcologne.de>
10540 PR libmudflap/26442
10541 * tree-mudflap.c (mx_register_decls): Guard warning by
10542 !DECL_ARTIFICIAL check.
10544 2008-01-01 Jakub Jelinek <jakub@redhat.com>
10546 * config/i386/sse.md (sse5_pperm, sse5_pperm_pack_v2di_v4si,
10547 sse5_pperm_pack_v4si_v8hi, sse5_pperm_pack_v8hi_v16qi,
10548 sse5_perm<mode>): Fix constraints.