1 2008-05-23 Uros Bizjak <ubizjak@gmail.com>
2 Jakub Jelinek <jakub@redhat.com>
5 * configure.ac: Handle --enable-cld.
6 * configure: Regenerated.
7 * config.gcc: Add USE_IX86_CLD to tm_defines for x86 targets.
8 * config/i386/i386.h (struct machine_function): Add needs_cld field.
9 (ix86_current_function_needs_cld): New define.
10 * config/i386/i386.md (UNSPEC_CLD): New unspec volatile constant.
11 (cld): New isns pattern.
12 (strmov_singleop, rep_mov, strset_singleop, rep_stos, cmpstrnqi_nz_1,
13 cmpstrnqi_1, strlenqi_1): Set ix86_current_function_needs_cld flag.
14 * config/i386/i386.opt (mcld): New option.
15 * config/i386/i386.c (ix86_expand_prologue): Emit cld insn if
16 TARGET_CLD and ix86_current_function_needs_cld.
17 (override_options): Use -mcld by default for 32-bit code if
20 * doc/install.texi (Options specification): Document --enable-cld.
21 * doc/invoke.texi (Machine Dependent Options)
22 [i386 and x86-64 Options]: Add -mcld option.
23 (Intel 386 and AMD x86-64 Options): Document -mcld option.
25 2008-05-23 Kai Tietz <kai.tietz@onevison.com>
26 * config/i386/i386.c (return_in_memory_32): Add ATTRIBUTE_UNUSED.
27 (return_in_memory_64): Likewise.
28 (return_in_memory_ms_64): Likewise.
30 2008-05-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
32 * builtin-types.def (BT_FN_INT_INT_INT_INT_INT_INT_VAR): New.
33 * builtins.c (fold_builtin_fpclassify): New.
34 (fold_builtin_varargs): Handle BUILT_IN_FPCLASSIFY.
35 * builtins.def (BUILT_IN_FPCLASSIFY): New.
36 * c-common.c (handle_type_generic_attribute): Adjust to accept
37 fixed arguments before an elipsis.
38 (check_builtin_function_arguments): Handle BUILT_IN_FPCLASSIFY.
39 * doc/extend.texi: Document __builtin_fpclassify.
41 2008-05-22 Aldy Hernandez <aldyh@redhat.com>
43 * omp-low.c (gate_expand_omp_ssa): Remove.
44 (pass_expand_omp_ssa): Remove.
45 (gate_expand_omp): Do not check for flag_openmp_ssa.
46 * common.opt (-fopenmp-ssa): Remove.
47 * passes.c (init_optimization_passes): Remove pass_expand_omp_ssa.
49 2008-05-22 Kaz Kojima <kkojima@gcc.gnu.org>
51 * config/sh/sh.opt (mfixed-range): New option.
52 * config/sh/sh-protos.h (sh_fix_range): Declare.
53 * config/sh/sh.c (sh_fix_range): New function.
54 * config/sh/sh.h (sh_fixed_range_str): Declare.
55 (OVERRIDE_OPTIONS): Call sh_fix_range if sh_fixed_range_str
57 * doc/invoke.texi (SH Options): Document -mfixed-range.
59 2008-05-22 Kai Tietz <kai.tietz@onevision.com>
61 * config/i386/sol2-10.h (SUBTARGET_RETURN_IN_MEMORY): Undefine
62 it before the redeclaration.
64 2008-05-22 Anatoly Sokolov <aesok@post.ru>
66 * config/avr/avr.c (get_sequence_length): Add new function.
67 (expand_prologue, expand_epilogue): Remove duplicate code.
69 2008-05-22 Rafael Espindola <espindola@google.com>
71 * see.c (see_pre_insert_extensions): Use copy_rtx to avoid invalid rtx
74 2008-05-22 H.J. Lu <hongjiu.lu@intel.com>
76 * defaults.h (UNITS_PER_SIMD_WORD): Add scalar mode as argument.
77 * doc/tm.texi (UNITS_PER_SIMD_WORD): Likewise.
79 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Replace
80 UNITS_PER_SIMD_WORD with GET_MODE_SIZE (TYPE_MODE (vectype)).
81 (vect_update_misalignment_for_peel): Likewise.
82 (vector_alignment_reachable_p): Likewise.
83 * tree-vect-transform.c (vectorizable_load): Likewise.
84 * tree-vectorizer.c (vect_supportable_dr_alignment): Likewise.
85 (get_vectype_for_scalar_type): Pass mode of scalar_type
86 to UNITS_PER_SIMD_WORD.
88 * config/arm/arm.h (UNITS_PER_SIMD_WORD): Updated.
89 * config/i386/i386.h (UNITS_PER_SIMD_WORD): Likewise.
90 * config/mips/mips.h (UNITS_PER_SIMD_WORD): Likewise.
91 * config/rs6000/rs6000.h (UNITS_PER_SIMD_WORD): Likewise.
92 * config/sparc/sparc.h (UNITS_PER_SIMD_WORD): Likewise.
94 2008-05-22 Ira Rosen <irar@il.ibm.com>
96 PR tree-optimization/36293
97 * tree-vect-transform.c (vect_transform_strided_load): Don't check
98 if the first load must be skipped because of a gap.
100 2008-05-22 Richard Guenther <rguenther@suse.de>
102 * tree-dfa.c (refs_may_alias_p): Exit early if possible. Handle
103 more cases of offset disambiguation that is possible if
104 strict-aliasing rules apply.
105 * tree-ssa-loop-im.c (mem_refs_may_alias_p): Use refs_may_alias_p
106 for basic offset and type-based disambiguation.
108 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
110 * config/i386/i386.c (ix86_expand_vector_init_one_var): Use
111 ix86_expand_vector_set on V16QImode for SSE4.1.
113 2008-05-21 Tom Tromey <tromey@redhat.com>
115 * c.opt (Wimport): Mark as undocumented.
116 * doc/invoke.texi (Option Summary): Don't mention -Wimport or
118 (Warning Options): Likewise.
119 * doc/cppopts.texi: Don't mention -Wimport.
121 2008-05-21 Sebastian Pop <sebastian.pop@amd.com>
123 PR tree-optimization/36287
124 PR tree-optimization/36286
125 * lambda-code.c (build_access_matrix): Do not use the loop->num
126 for computing the number of induction variables: use the loop depth
129 2008-05-21 Kai Tietz <kai.tietz@onevision.com>
132 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Honor
133 option -f(no-)leading-underscore.
135 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
137 * config/i386/i386.c (ix86_expand_vector_init_general): Use
138 GET_MODE_NUNITS (mode).
140 2008-05-21 Peter Bergner <bergner@vnet.ibm.com>
142 * doc/invoke.texi: Add cpu_type's 464 and 464fp.
143 (-mmulhw): Add 464 to description.
145 * config.gcc: Handle --with-cpu=464 and --with-cpu=464fp.
146 * config/rs6000/rs6000.c (processor_target_table): Add 464 and
148 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add 464 and 464fp support.
149 * config/rs6000/t-fprules (MULTILIB_MATCHES_FLOAT): Include -mcpu=464.
150 * config/rs6000/rs6000.md: Update comments for 464.
152 2008-05-21 Janis Johnson <janis187@us.ibm.com>
154 * doc/sourcebuild.texi (Test Directives): Add dg-xfail-run-if.
156 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
158 * config/i386/sse.md (vec_extractv4sf): Removed.
159 (vec_extractv2df): Likewise.
160 (vec_extractv2di): Likewise.
161 (vec_extractv4si): Likewise.
162 (vec_extractv8hi): Likewise.
163 (vec_extractv16qi): Likewise.
164 (vec_extract<mode>): New.
166 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
168 * config/i386/sse.md (vec_setv4sf): Removed.
169 (vec_setv2df): Likewise.
170 (vec_setv2di): Likewise.
171 (vec_setv4si): Likewise.
172 (vec_setv8hi): Likewise.
173 (vec_setv16qi): Likewise.
174 (vec_set<mode>): New.
176 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
178 * config/i386/i386.c (ix86_expand_vector_init_general): Remove
179 goto for vec_concat and vec_interleave.
181 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
183 * config/i386/sse.md (vec_initv4sf): Removed.
184 (vec_initv2df): Likewise.
185 (vec_initv2di): Likewise.
186 (vec_initv4si): Likewise.
187 (vec_initv8hi): Likewise.
188 (vec_initv16qi): Likewise.
189 (vec_init<mode>): New.
191 2008-05-21 Joseph Myers <joseph@codesourcery.com>
193 * collect2.c (find_a_file): Use IS_ABSOLUTE_PATH.
195 2008-05-21 Tom Tromey <tromey@redhat.com>
197 * ggc-zone.c (lookup_page_table_if_allocated): New function.
198 (zone_find_object_offset): Likewise.
199 (gt_ggc_m_S): Likewise.
200 (highest_bit): Likewise.
201 * ggc-page.c (gt_ggc_m_S): New function.
202 * stringpool.c (string_stack): Remove.
203 (init_stringpool): Update.
204 (ggc_alloc_string): Use ggc_alloc.
205 (maybe_delete_ident): New function.
206 (ggc_purge_stringpool): Likewise.
207 (gt_ggc_m_S): Remove.
208 * ggc-common.c (ggc_protect_identifiers): New global.
209 (ggc_mark_roots): Call ggc_purge_stringpool. Use
210 ggc_protect_identifiers.
211 * ggc.h (ggc_protect_identifiers): Declare.
212 (gt_ggc_m_S): Update.
213 (ggc_purge_stringpool): Declare.
214 * toplev.c (compile_file): Set and reset ggc_protect_identifiers.
215 * gengtype.c (write_types_process_field) <TYPE_STRING>: Remove
217 (write_root): Cast gt_ggc_m_S to gt_pointer_walker.
219 2008-05-21 David S. Miller <davem@davemloft.net>
221 * config.gcc (sparc-*-linux*): Always include sparc/t-linux in
224 2008-05-21 Eric Botcazou <ebotcazou@adacore.com>
226 * cfgexpand.c (tree_expand_cfg): Zap the EH throw statement table
229 2008-05-20 David Daney <ddaney@avtrex.com>
231 * config/mips/mips.md (UNSPEC_SYNC_NEW_OP_12,
232 UNSPEC_SYNC_OLD_OP_12, UNSPEC_SYNC_EXCHANGE_12): New define_constants.
233 (UNSPEC_SYNC_EXCHANGE, UNSPEC_MEMORY_BARRIER, UNSPEC_SET_GOT_VERSION,
234 UNSPEC_UPDATE_GOT_VERSION): Renumber.
235 (optab, insn): Add 'plus' and 'minus' to define_code_attr.
236 (atomic_hiqi_op): New define_code_iterator.
237 (sync_compare_and_swap<mode>): Call mips_expand_atomic_qihi instead of
238 mips_expand_compare_and_swap_12.
239 (compare_and_swap_12): Use MIPS_COMPARE_AND_SWAP_12 instead of
240 MIPS_COMPARE_AND_SWAP_12_0. Pass argument to MIPS_COMPARE_AND_SWAP_12.
241 (sync_<optab><mode>, sync_old_<optab><mode>,
242 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
243 sync_new_nand<mode>): New define_expands for HI and QI mode operands.
244 (sync_<optab>_12, sync_old_<optab>_12, sync_new_<optab>_12,
245 sync_nand_12, sync_old_nand_12, sync_new_nand_12): New insns.
246 (sync_lock_test_and_set<mode>): New define_expand for HI and QI modes.
247 (test_and_set_12): New insn.
248 (sync_old_add<mode>, sync_new_add<mode>, sync_old_<optab><mode>,
249 sync_new_<optab><mode>, sync_old_nand<mode>,
250 sync_new_nand<mode>, sync_lock_test_and_set<mode>): Add early
251 clobber to operand 0 for SI and DI mode insns.
252 * config/mips/mips-protos.h (mips_gen_fn_6, mips_gen_fn_5,
253 mips_gen_fn_4): New typedefs.
254 (mips_gen_fn_ptrs): Define new union type.
255 (mips_expand_compare_and_swap_12): Remove declaration.
256 (mips_expand_atomic_qihi): Declare function.
257 * config/mips/mips.c (mips_expand_compare_and_swap_12): Rename to...
258 (mips_expand_atomic_qihi): ... this. Use new generator function
260 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP_12): Add OPS parameter.
261 (MIPS_COMPARE_AND_SWAP_12_0): Delete macro.
262 (MIPS_COMPARE_AND_SWAP_12_ZERO_OP,
263 MIPS_COMPARE_AND_SWAP_12_NONZERO_OP,
264 MIPS_SYNC_OP_12, MIPS_SYNC_OP_12_NOT_NOP,
265 MIPS_SYNC_OP_12_NOT_NOT, MIPS_SYNC_OLD_OP_12,
266 MIPS_SYNC_OLD_OP_12_NOT_NOP, MIPS_SYNC_OLD_OP_12_NOT_NOP_REG,
267 MIPS_SYNC_OLD_OP_12_NOT_NOT, MIPS_SYNC_OLD_OP_12_NOT_NOT_REG,
268 MIPS_SYNC_NEW_OP_12, MIPS_SYNC_NEW_OP_12_NOT_NOP,
269 MIPS_SYNC_NEW_OP_12_NOT_NOT, MIPS_SYNC_EXCHANGE_12,
270 MIPS_SYNC_EXCHANGE_12_ZERO_OP,
271 MIPS_SYNC_EXCHANGE_12_NONZERO_OP): New macros.
273 2008-05-20 H.J. Lu <hongjiu.lu@intel.com>
275 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Add
278 2008-05-20 Anatoly Sokolov <aesok@post.ru>
280 * config/avr/avr.h (machine_function): Add 'is_OS_main' field.
281 * config/avr/avr.c (avr_OS_main_function_p): Add new function.
282 (avr_attribute_table): Add 'OS_main' function attribute.
283 (avr_regs_to_save, expand_prologue, expand_epilogue): Handle
284 functions with 'OS_main' attribute.
286 2008-05-20 Richard Guenther <rguenther@suse.de>
288 PR tree-optimization/35204
289 * tree-ssa-sccvn.c (extract_and_process_scc_for_name): New
290 helper, split out from ...
291 (DFS): ... here. Make the DFS walk non-recursive.
293 2008-05-20 Sebastian Pop <sebastian.pop@amd.com>
294 Jan Sjodin <jan.sjodin@amd.com>
296 PR tree-optimization/36181
297 * tree-parloops.c (loop_has_vector_phi_nodes): New.
298 (parallelize_loops): Don't parallelize when the loop has vector
301 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
302 Sebastian Pop <sebastian.pop@amd.com>
304 * tree-loop-linear.c (gather_interchange_stats): Look in the access
305 matrix, and never look at the tree representation of the memory
307 (linear_transform_loops): Computes parameters and access matrices.
308 * tree-data-ref.c (compute_data_dependences_for_loop): Returns false
310 (access_matrix_get_index_for_parameter): New.
311 * tree-data-ref.h (struct access_matrix): New.
312 (AM_LOOP_NEST_NUM, AM_NB_INDUCTION_VARS, AM_PARAMETERS, AM_MATRIX,
313 AM_NB_PARAMETERS, AM_CONST_COLUMN_INDEX, AM_NB_COLUMNS,
314 AM_GET_SUBSCRIPT_ACCESS_VECTOR, AM_GET_ACCESS_MATRIX_ELEMENT,
315 am_vector_index_for_loop): New.
316 (struct data_reference): Add field access_matrix.
317 (DR_ACCESS_MATRIX): New.
318 (compute_data_dependences_for_loop): Update declaration.
319 (lambda_collect_parameters, lambda_compute_access_matrices): Declared.
320 * lambda.h (lambda_vector_vec_p): Declared.
321 * lambda-code.c: Depend on pointer-set.h.
322 (lambda_collect_parameters_from_af, lambda_collect_parameters,
323 av_for_af_base, av_for_af, build_access_matrix,
324 lambda_compute_access_matrices): New.
325 * Makefile.in (lambda-code.o): Depend on pointer-set.h.
327 2008-05-20 Joseph Myers <joseph@codesourcery.com>
329 * doc/install.texi2html: Generate gcc-vers.texi in $DESTDIR not
332 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
333 Sebastian Pop <sebastian.pop@amd.com>
335 PR tree-optimization/36206
336 * tree-scalar-evolution.c: Remove enum INSERT_SUPERLOOP_CHRECS,
338 (instantiate_scev_1): Rename flags to fold_conversions.
339 Do not check for INSERT_SUPERLOOP_CHRECS, keep SSA_NAMEs defined
340 outeside instantiation_loop.
341 * tree-chrec.h (evolution_function_is_affine_in_loop): New.
342 (evolution_function_is_affine_or_constant_p): Removed.
343 * tree-data-ref.c (dr_analyze_indices): Replace resolve_mixers with
345 (analyze_siv_subscript): Pass in the loop nest number.
346 Call evolution_function_is_affine_in_loop instead of
347 evolution_function_is_affine_p.
348 (analyze_overlapping_iterations): Pass in the loop nest number.
350 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
351 Sebastian Pop <sebastian.pop@amd.com>
353 PR tree-optimization/36206
354 * tree-chrec.h (chrec_fold_op): New.
355 * tree-data-ref.c (initialize_matrix_A): Traverse NOP_EXPR, PLUS_EXPR,
358 2008-05-20 Nathan Sidwell <nathan@codesourcery.com>
360 * c-incpath.c (INO_T_EQ): Do not define on non-inode systems.
362 (remove_duplicates): Do not set inode on non-inode systems.
365 2008-05-20 Sandra Loosemore <sandra@codesourcery.com>
367 * config.gcc (tm_file): Update comments about relative pathnames.
369 2008-05-20 Richard Guenther <rguenther@suse.de>
371 * tree-ssa-reassoc.c (fini_reassoc): Use the statistics infrastructure.
372 * tree-ssa-sccvn.c (process_scc): Likewise.
373 * tree-ssa-sink.c (execute_sink_code): Likewise.
374 * tree-ssa-threadupdate.c (thread_through_all_blocks): Likewise.
375 * tree-vrp.c (process_assert_insertions): Likewise.
376 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Likewise.
377 (perform_tree_ssa_dce): Likewise.
378 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Likewise.
379 (dump_dominator_optimization_stats): Likewise.
380 * tree-vectorizer.c (vectorize_loops): Likewise.
382 2008-05-20 Richard Guenther <rguenther@suse.de>
384 * tree-vn.c (vn_lookup_with_vuses): Do not use the alias oracle.
386 2008-05-20 Kai Tietz <kai.tietz@onevision.com>
388 * config/i386/i386-protos.h (ix86_return_in_memory): Removed.
389 (ix86_i386elf_return_in_memory): Likewise.
390 (ix86_i386interix_return_in_memory): Likewise.
391 * config/i386/i386-interix.h (TARGET_RETURN_IN_MEMORY): Removed.
392 (SUBTARGET_RETURN_IN_MEMORY): New.
393 * config/i386/i386elf.h: Likewise.
394 * config/i386/ptx4-i.h: Likewise.
395 * config/i386/sol2-10.h: Likewise.
396 * config/i386/sysv4.h: Likewise.
397 * config/i386/vx-common.h: Likewise.
398 * config/i386/i386.h (TARGET_RETURN_IN_MEMORY): Removed.
399 * config/i386/i386.c (ix86_return_in_memory): Made static and
400 make use of optional SUBTARGET_RETURN_IN_MEMORY macro.
401 (ix86_i386elf_return_in_memory): Removed.
402 (ix86_i386interix_return_in_memory): Removed.
403 (TARGET_RETURN_IN_MEMORY): Declared within i386.c only.
404 * target-def.h (TARGET_RETURN_IN_MEMORY): Remove protection #ifdef.
406 2008-05-20 Alexandre Oliva <aoliva@redhat.com>
408 * cselib.c (cselib_record_sets): Use correct mode for IF_THEN_ELSE.
410 2008-05-19 Xinliang David Li <davidxl@google.com>
412 * tree-ssa-dce.c: Revert patches of 2008-05-17 and 2008-05-18.
415 * doc/invoke.texi: Ditto.
417 2008-05-19 Eric Botcazou <ebotcazou@adacore.com>
419 * tree.c (substitute_in_expr) <tcc_vl_exp>: Fix thinko.
420 (substitute_placeholder_in_expr) <tcc_vl_exp>: Minor tweak.
422 2008-05-19 H.J. Lu <hongjiu.lu@intel.com>
424 * config/i386/i386.c (ix86_expand_vector_init_concat): Change
425 sizes of operand array from 8/4 to 4/2.
426 (ix86_expand_vector_init_general): Change size of operand array
427 from 32 to 16. Remove op0, op1 and half_mode.
429 2008-05-19 H.J. Lu <hongjiu.lu@intel.com>
431 * config/i386/i386.c (ix86_expand_vector_init_concat): New.
432 (ix86_expand_vector_init_interleave): Likewise.
433 (ix86_expand_vector_init_general): Use them. Assert word_mode
434 == SImode when n_words == 4.
436 2008-05-19 Uros Bizjak <ubizjak@gmail.com>
438 * config/i386/i386.c (ix86_secondary_reload): New static function.
439 (TARGET_SECONDARY_RELOAD): New define.
440 * config/i386/i386.h (SECONDARY_OUTPUT_RELOAD_CLASS): Remove.
441 * config/i386/i386.md (reload_outqi): Remove.
443 2008-05-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
446 * builtins.c (mathfn_built_in_1): Renamed from mathfn_built_in.
447 Add `implicit' parameter. Handle BUILT_IN_SIGNBIT.
448 (mathfn_built_in): Rewrite in terms of mathfn_built_in_1.
449 (fold_builtin_classify): Handle BUILT_IN_ISINF_SIGN.
450 (fold_builtin_1): Likewise.
451 * builtins.def (BUILT_IN_ISINF_SIGN): New.
452 c-common.c (check_builtin_function_arguments): Handle
454 * doc/extend.texi: Document __builtin_isinf_sign.
455 * fold-const.c (operand_equal_p): Handle COND_EXPR.
457 2008-05-18 Eric Botcazou <ebotcazou@adacore.com>
459 * tree-ssa-dom.c (tree_ssa_dominator_optimize): If some blocks need
460 EH cleanup at the end of the pass, search for those that have been
461 turned into forwarder blocks and do the cleanup on their successor.
463 2008-05-18 Richard Guenther <rguenther@suse.de>
465 * tree-cfg.c (verify_gimple_expr): Allow conversions from
466 pointers to sizetype and vice versa.
468 2008-05-18 Xinliang David Li <davidxl@google.com>
470 * gcc/tree-ssa-dce.c: Coding style fix.
471 (check_pow): Documentation comment.
472 (check_log): Documenation comment. Coding style fix.
473 (is_unnecessary_except_errno_call): Ditto.
474 (gen_conditions_for_pow): Ditto.
475 (gen_conditions_for_log): Ditto.
476 (gen_shrink_wrap_conditions): Ditto.
477 (shrink_wrap_one_built_in_calls): Ditto.
478 * gcc/doc/invoke.texi: Better documentation string.
479 * ChangeLog: Fix wrong change log entries from
480 May 17 checkin on function call DCE.
482 2008-05-17 Kaz Kojima <kkojima@gcc.gnu.org>
484 * config/sh/sh.c (sh_output_mi_thunk): Update the use of init_flow.
486 2008-05-17 Kenneth Zadeck <zadeck@naturalbridge.com>
488 * doc/rtl.texi (RTL_CONST_CALL_P, RTL_PURE_CALL_P): Fixed typos.
489 * df-problems.c (simulation routines): Fixed block comment to
490 properly say how to add forwards scanning functions.
492 2008-05-17 Eric Botcazou <ebotcazou@adacore.com>
494 * tree-inline.c (setup_one_parameter): Remove dead code.
496 2008-05-17 Eric Botcazou <ebotcazou@adacore.com>
498 * fold-const.c (fold_unary) <CASE_CONVERT>: Fold the cast into
499 a BIT_AND_EXPR only for an INTEGER_TYPE.
501 2008-05-17 Xinliang David Li <davidxl@google.com>
503 * gcc/tree-ssa-dce.c (cond_dead_built_in_calls): New static variable.
504 (check_pow, check_log, is_unnecessary_except_errno_call): New
505 functions to check for eliminating math functions that are pure
506 except for setting errno.
507 (gen_conditions_for_pow, gen_conditionas_for_log): New functions to
508 general condition expressions for shrink-wrapping pow/log calls.
509 (gen_shrink_wrap_conditions): Ditto.
510 (shrink_wrap_one_built_in_call): Ditto.
511 (shrink_wrap_conditional_dead_built_in_calls): Ditto.
512 (mark_operand_necessary): If debugging, output if OP is necessary.
513 (eliminate_unnecessary_stmts): Eliminate pow, log calls that are
515 * gcc/opts.c (decode_options): set flag_tree_builtin_dce to 1 when
517 * gcc/common.opt: New user flag -ftree-builtin-dce.
518 * gcc/doc/invoke.texi (-ftree-builtin-dce): New option.
520 2008-05-16 David S. Miller <davem@davemloft.net>
522 * config/sparc/linux.h (NO_PROFILE_COUNTERS): Undef before overriding.
523 * config/sparc/linux64.h (NO_PROFILE_COUNTERS): Likewise.
525 2008-05-16 Uros Bizjak <ubizjak@gmail.com>
528 * config/i386/i386.h (SECONDARY_MEMORY_NEEDED_MODE): New define.
530 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
532 * ifcvt.c (dead_or_predicable): Rename
533 df_simulate_one_insn_backwards to df_simulate_one_insn.
534 * recog.c (peephole2_optimize): Ditto.
535 * rtl-factoring.c (collect_pattern_seqs, clear_regs_live_in_seq):
537 * df.h: Rename df_simulate_one_insn_backwards to
538 df_simulate_one_insn. and delete df_simulate_one_insn_forwards.
539 * df-problems.c (df_simulate_artificial_refs_at_top) Reversed
540 scanning of defs and uses.
541 (df_simulate_one_insn_backwards): Renamed to df_simulate_one_insn.
542 (df_simulate_one_insn_forwards): Removed.
544 2008-05-16 Doug Kwan <dougkwan@google.com>
546 * real.c (real_to_decimal, real_to_hexadecimal): Distinguish
548 (real_from_string): Handle NaNs and Inf as approriate.
550 2008-05-16 Nathan Froyd <froydnj@codesourcery.com>
552 * doc/gty.texi (Source Files Containing Type Information): Note
553 that headers should appear first in the gtfiles list.
555 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
557 * tree.def (COND_EXEC): Properly documented this code.
559 2008-05-16 Diego Novillo <dnovillo@google.com>
561 * dwarf2asm.c (dw2_assemble_integer): Clarify comment.
562 * tree-nested.c (get_trampoline_type): Set DECL_CONTEXT for
565 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
567 * tree-ssa-dse (max_stmt_uid): Removed.
568 (get_stmt_uid, dse_possible_dead_store_p, dse_optimize_stmt,
569 tree_ssa_dse): Encapsulate all uses of stmt_ann->uid.
570 * tree-ssa-sccvn.c (compare_ops, init_scc_vn): Ditto.
571 * function.h (cfun.last_stmt_uid): New field.
572 * tree-flow-inline.h (set_gimple_stmt_uid, gimple_stmt_uid,
573 gimple_stmt_max_uid, set_gimple_stmt_max_uid, inc_gimple_stmt_max_uid):
575 * tree-dfa.c (renumber_gimple_stmt_uids): New function.
576 (create_stmt_ann): Initialize the ann->uid field.
577 * tree-ssa-pre.c (compute_avail): Encapsulate the stmt_ann->uid
579 * tree-flow.h (renumber_gimple_stmt_uids): New function.
581 2008-05-16 Nathan Froyd <froydnj@codesourcery.com>
583 * tree-flow.h (init_empty_tree_cfg_for_function): Declare.
584 * tree-cfg.c (init_empty_tree_cfg_for_function): Define.
585 (init_empty_tree_cfg): Call it.
587 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
589 * cfg.c (init_flow): Add argument THE_FUN. Use it instead of cfun.
592 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
594 * doc/invoke.text (-fdump-tree-*-verbose): New option.
595 * tree-dump.c (dump_options): New verbose option.
596 * tree-pretty-print.c (dump_phi_nodes, dump_generic_bb_buff):
598 * tree-pass.h (TDF_VERBOSE): New dump flag.
599 * print-tree.c (print_node): Added code to be able to print PHI_NODES.
600 (tree-flow.h): Added include.
601 * Makefile.in (print-tree.o): Added TREE_FLOW_H.
603 2008-05-16 Bernd Schmidt <bernd.schmidt@analog.com>
605 * config/bfin/bfin.c (bfin_discover_loops): Delete empty loops.
607 From Jie Zhang <jie.zhang@analog.com>
608 * config/bfin/t-bfin-elf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
609 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Remove mcpu=bf532-0.3,
610 mcpu=bf561-none and mcpu=bf561-0.2.
611 * config/bfin/t-bfin-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
612 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Likewise.
613 * config/bfin/t-bfin-linux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
614 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Likewise.
615 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add BFIN_CPU_UNKNOWN.
616 * config/bfin/elf.h (STARTFILE_SPEC): Use specific CRT for BF561.
617 (LIB_SPEC): Use proper linker script for bf561. Error if no mcpu
619 * config/bfin/bfin.c (bfin_cpu_type): Set to BFIN_CPU_UNKNOWN.
620 (cputype_selected): Remove.
621 (bfin_handle_option): Don't use cputype_selected.
622 (override_options): When no mcpu option, enable all workarounds.
623 Don't use bfin_workarounds.
624 * config/bfin/bfin.h (DRIVER_SELF_SPECS): Don't set default
626 (DEFAULT_CPU_TYPE): Don't define.
628 2008-05-16 Richard Guenther <rguenther@suse.de>
630 * tree-ssa-propagate.c (substitute_and_fold): Fix stmt walking
631 on deletion of the last stmt.
633 2008-05-15 H.J. Lu <hongjiu.lu@intel.com>
635 * config/i386/i386.c (ix86_expand_vector_init_general): Optimize
636 V8HImode for SSE2 and V16QImode for SSE4.1.
638 2008-05-15 Kenneth Zadeck <zadeck@naturalbridge.com>
640 * cgraph.h (compute_inline_parameters): Made public.
641 * tree-pass.h (ipa_opt_pass): Removed function_generate_summary,
642 variable_generate_summary, function_write_summary,
643 variable_write_summary, variable_read_summary. Added generate_summary,
644 write_summary, read_summary.
645 * cgraphunit.c (cgraph_process_new_functions): Changed call from
646 pass_ipa_inline.function_generate_summary, to
647 compute_inline_parameters.
648 * ipa-inline.c (compute_inline_parameters): Made public and added
650 (compute_inline_parameters_for_current): New function.
651 (pass_inline_param): Now calls compute_inline_parameters_for_current.
652 (inline_generate_summary): Removed parameter and made to loop over
654 (pass_ipa_inline): Updated for new IPA_PASS structure.
655 * passes.c (execute_ipa_summary_passes): Now is called once per
656 pass rather than once per node*pass.
658 2008-05-15 Anatoly Sokolov <aesok@post.ru>
660 * config/avr/avr.c (avr_base_arch_macro, avr_have_movw_lpmx_p,
661 avr_have_mul_p, avr_asm_only_p): Remove variables.
662 (avr_override_options): Remove initialization of removed variables.
663 (avr_file_start): Convert removed variables to fields of
664 'struct base_arch_s *avr_current_arch'.
665 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): (Ditto.).
666 (AVR_HAVE_MUL): (Ditto.).
667 (AVR_HAVE_MOVW): (Ditto.).
668 (AVR_HAVE_LPMX): (Ditto.).
669 (avr_base_arch_macro, avr_have_movw_lpmx_p, avr_have_mul_p,
670 avr_asm_only_p): Remove declaration.
672 2008-05-15 Diego Novillo <dnovillo@google.com>
674 * config/arm/arm.c (arm_return_in_memory): Fix return type.
675 * config/arm/arm-protos.h (arm_return_in_memory): Likewise.
677 2008-05-15 Adam Nemet <anemet@caviumnetworks.com>
680 * combine.c (check_conversion): Rename back to check_promoted_subreg.
681 Don't call record_truncated_value from here.
682 (record_truncated_value): Turn it into a for_each_rtx callback.
683 (record_truncated_values): New function.
684 (combine_instructions): Call note_uses with record_truncated_values.
685 Change name of check_conversion to check_promoted_subreg.
687 2008-05-15 Janis Johnson <janis187@us.ibm.com>
689 * doc/sourcebuild.texi: Document support for torture tests.
691 2008-05-15 Uros Bizjak <ubizjak@gmail.com>
693 * config/i386/sse.md (*vec_concatv2sf_sse4_1): Add "m" constraint
694 to alternative 4 of operand 2.
696 2008-05-15 Richard Guenther <rguenther@suse.de>
698 * tree-pass.h (current_pass): Declare.
699 (get_pass_for_id): Likewise.
700 * passes.c (passes_by_id, passes_by_id_size): New globals.
701 (set_pass_for_id): New function.
702 (get_pass_for_id): Likewise.
703 (register_one_dump_file): Use set_pass_for_id to populate passes_by_id.
704 (execute_function_todo): Flush per function statistics.
705 * toplev.c (compile_file): Init statistics.
706 (general_init): Do early statistics initialization.
707 (finalize): Finish statistics.
708 * statistics.h (statistics_early_init): Declare.
709 (statistics_init): Likewise.
710 (statistics_fini): Likewise.
711 (statistics_fini_pass): Likewise.
712 (statistics_counter_event): Likewise.
713 (statistics_histogram_event): Likewise.
714 * statistics.c: New file.
715 * Makefile.in (OBJS-common): Add statistics.o.
716 (statistics.o): Add dependencies.
717 * doc/invoke.texi (-fdump-statistics): Document.
719 * tree-ssa-pre.c (compute_antic): Use statistics_histogram_event.
721 (execute_pre): Use statistics_counter_event.
722 * tree-ssa-propagate.c (struct prop_stats_d): Add num_dce field.
723 (substitute_and_fold): Increment it. Use statistics_counter_event.
725 2008-05-15 Diego Novillo <dnovillo@google.com>
727 http://gcc.gnu.org/ml/gcc-patches/2008-05/msg00893.html
729 * treestruct.def (TS_STRUCT_FIELD_TAG): Remove.
730 * tree-ssa-alias.c (new_type_alias): Remove references to
731 sub-variables from comment.
732 * tree-ssa-operands.c (swap_tree_operands): Likewise.
734 2008-05-15 H.J. Lu <hongjiu.lu@intel.com>
736 * config/i386/sse.md (*vec_concatv2sf_sse4_1): Set prefix_extra
737 attribute to 1 only for insertps alternative.
739 2008-05-15 Bernd Schmidt <bernd.schmidt@analog.com>
741 * config/bfin/bfin.md (loadbytes): New pattern.
742 * config/bfin/bfin.c (enum bfin_builtins): Add BFIN_BUILTIN_LOADBYTES.
743 (bfin_init_builtins): Initialize it.
744 (bdesc_1arg): Add it.
746 2008-05-15 Sa Liu <saliu@de.ibm.com>
748 * testsuite/gfortran.dg/c_kind_int128_test1.f03: New.
749 * testsuite/gfortran.dg/c_kind_int128_test2.f03: New.
750 * testsuite/lib/target-supports.exp: Add
751 check_effective_target_fortran_integer_16.
753 2008-05-15 Bernd Schmidt <bernd.schmidt@analog.com>
755 * config/bfin/bfin.h (TARGET_RETURN_IN_MEMORY): Don't define here.
756 * config/bfin/bfin-protos.h (bfin_return_in_memory): Don't declare.
757 * config/bfin/bfin.c (bfin_return_in_memory): Now static. Return bool.
758 (TARGET_RETURN_IN_MEMORY): Define.
760 2008-05-15 Richard Guenther <rguenther@suse.de>
763 * tree-ssa-alias.c (new_type_alias): Do not set TREE_READONLY.
764 * tree-flow-inline.h (unmodifiable_var_p): Memory tags never
765 represent unmodifiable vars.
767 2008-05-15 Richard Guenther <rguenther@suse.de>
769 * tree-dfa.c (refs_may_alias_p): Allow all kinds of
770 INDIRECT_REF and TARGET_MEM_REF.
771 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
774 2008-05-15 Uros Bizjak <ubizjak@gmail.com>
775 H.J. Lu <hongjiu.lu@intel.com>
777 * config/i386/sse.md (*vec_concatv2sf_sse4_1): New insn pattern.
778 (*vec_concatv2si_sse4_1): Use vector_move_operand predicate
779 for operand 2. Remove pinsr{q,d} with 0x0 immediate operand from
780 insn alternatives. Add missing alternatives.
781 (*vec_concatv2di_rex64_sse4_1): Likewise.
782 (*vec_concatv2si_sse2): Use "x" register constraint instead of "Y2".
783 (*vec_concatv2di_rex64_sse): Rename from *vec_concatv2di_rex64.
786 2008-05-15 Richard Guenther <rguenther@suse.de>
788 PR tree-optimization/36009
789 PR tree-optimization/36204
790 * tree-ssa-loop-im.c (tree-ssa-propagate.h): Include.
791 (determine_invariantness_stmt): Record the loop a store is
793 * Makefile.in (tree-ssa-loop-im.o): Add tree-ssa-propagate.h
796 2008-05-15 Richard Guenther <rguenther@suse.de>
798 PR tree-optimization/34330
799 * tree-ssa-alias.c (get_smt_for): Only assert that accesses
800 through the pointer will alias the SMT.
802 2008-05-14 Andreas Tobler <a.tobler@schweiz.org>
804 * config/sparc/sparc.h (NO_PROFILE_COUNTERS): Define as 0.
806 2008-05-14 H.J. Lu <hongjiu.lu@intel.com>
808 * config/i386/sse.md (*sse4_1_pinsrq): Make it 64bit only.
810 2008-05-14 Michael Meissner <michael.meissner@amd.com>
811 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
813 * optabs.h (optab_index): Add OTI_vashl, OTI_vlshr, OTI_vashr,
814 OTI_vrotl, OTI_vrotr to support vector/vector shifts.
815 (vashl_optab): New optab for vector/vector shifts.
816 (vashr_optab): Ditto.
817 (vlshr_optab): Ditto.
818 (vrotl_optab): Ditto.
819 (vrotr_optab): Ditto.
820 (optab_subtype): New enum for optab_for_tree_code call.
821 (optab_for_tree_code): Add enum optab_subtype argument.
823 * optabs.c (optab_for_tree_code): Take an additional argument to
824 distinguish between a vector shift by a scalar and vector shift by
825 a vector. Make lshr/ashr/ashl/rotl/rotr optabs just vector
826 shifted by a scalar. Use vlshr/vashr/vashl/vrotl/vrotr for the
827 vector shift by a vector.
828 (expand_widen_pattern_expr): Pass additional argument to
831 * genopinit.c (optabs): Add vashr_optab, vashl_optab, vlshr_optab,
832 vrotl_optab, vrotr_optab.
834 * expr.c (expand_expr_real_1): Update calls to
835 optab_for_tree_code to distinguish between vector shifted by a
836 scalar and vector shifted by a vector.
837 * tree-vectorizer.c (supportable_widening_operation): Ditto.
838 (supportable_narrowing_operation): Ditto.
839 * tree-vect-analyze.c (vect_build_slp_tree): Ditto.
840 * tree-vect-patterns.c (vect_pattern_recog_1): Ditto.
841 * tree-vect-transform.c (vect_model_reduction_cost): Ditto.
842 (vect_create_epilog_for_reduction): Ditto.
843 (vectorizable_reduction): Ditto.
844 (vectorizable_operation): Ditto.
845 (vect_strided_store_supported): Ditto.
846 (vect_strided_load_supported): Ditto.
847 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
848 * expmed.c (expand_shift): Ditto.
850 * doc/md.texi (ashl@var{m}3): Document that operand 2 is always a
852 (ashr@var{m}3): Ditto.
853 (vashl@var{m}3): Document new vector/vector shift standard name.
854 (vashr@var{m}3): Ditto.
855 (vlshr@var{m}3): Ditto.
856 (vrotl@var{m}3): Ditto.
857 (vrotr@var{m}3): Ditto.
859 * config/i386/i386.md (PPERM_SRC): Move PPERM masks here from i386.c.
860 (PPERM_INVERT): Ditto.
861 (PPERM_REVERSE): Ditto.
862 (PPERM_REV_INV): Ditto.
866 (PPERM_INV_SIGN): Ditto.
870 * config/i386/sse.md (mulv2di3): Add SSE5 support.
871 (sse5_pmacsdql_mem): New SSE5 define_and_split that temporarily
872 allows a memory operand to be the value being added, and split it
873 to improve vectorization.
874 (sse5_pmacsdqh_mem): Ditto.
875 (sse5_mulv2div2di3_low): SSE5 32-bit multiply and extend function.
876 (sse5_mulv2div2di3_high): Ditto.
877 (vec_pack_trunc_v8hi): Add SSE5 pperm support.
878 (vec_pack_trunc_v4si): Ditto.
879 (vec_pack_trunc_v2di): Ditto.
880 (sse5_pcmov_<mode>): Remove code that tried to use use
881 andps/andnps instead of pcmov.
882 (vec_widen_smult_hi_v4si): If we have SSE5, use the pmacsdql and
883 pmacsdqh instructions.
884 (vec_widen_smult_lo_v4si): Ditto.
886 * config/i386/i386.c (PPERM_SRC): Move PPERM masks to i386.md.
887 (PPERM_INVERT): Ditto.
888 (PPERM_REVERSE): Ditto.
889 (PPERM_REV_INV): Ditto.
893 (PPERM_INV_SIGN): Ditto.
896 (ix86_expand_sse_movcc): Move the SSE5 test after the if
898 (ix86_expand_int_vcond): If SSE5 generate all possible integer
900 (ix86_sse5_valid_op_p): Allow num_memory to be negative, which
901 says ignore whether the last reference is a memory operand.
903 2008-05-14 Michael Meissner <michael.meissner@amd.com>
904 Paolo Bonzini <bonzini at gnu dot org>
906 * config/rs6000/rs6000.c (bdesc_2arg): Change the names of vector
909 * config/rs6000/altivec.md (vashl<mode>3): Rename from ashl<mode>3.
910 (vlshr<mode>3): Rename from vlshr<mode>3.
911 (vashr<mode>3): Rename from vashr<mode>3.
912 (mulv4sf3): Change the names of vector shift patterns.
916 * config/spu/spu.c (spu_initialize_trampoline): Rename vector
919 * config/spu/spu-builtins.def (SI_SHLH): Rename vector shift insns.
944 * config/spu/spu.md (v): New iterator macro to add v for vector types.
945 (floatunssidf2_internal): Change vector/vector shift names.
946 (floatunsdidf2_internal): Ditto.
953 (vashl<mode>3): Rename from ashl<mode>3.
954 (vashr<mode>3): Rename from ashr<mode>3.
955 (vlshr<mode>3): Rename from lshr<mode>3.
956 (vrotl<mode>3): Rename from rotl<mode>3.
958 2008-05-14 Michael Meissner <michael.meissner@amd.com>
961 * config/i386/sse.md (vec_widen_smult_hi_v4si): Delete, using unsigned
962 multiply gives the wrong value when doing widening multiplies.
963 (vec_widen_smult_lo_v4si): Ditto.
965 2008-05-14 Kenneth Zadeck <zadeck@naturalbridge.com>
967 * optabs.c (prepare_cmp_insn): Changed LCT_PURE_MAKE_BLOCK to
968 LCT_PURE and LCT_CONST_MAKE_BLOCK to LCT_CONST in calls to
969 emit_library_call_value.
970 * builtins.c (expand_builtin_powi, expand_builtin_memcmp): Ditto.
971 * tree.h (ECF_LIBCALL_BLOCK): Removed.
972 * calls.c (initialize_argument_information, precompute_arguments,
973 expand_call, emit_library_call_value_1): Remove ECF_LIBCALL_BLOCK.
974 (precompute_arguments): Removed flags parameter.
975 * rtl.h (LCT_CONST_MAKE_BLOCK, LCT_PURE_MAKE_BLOCK): Removed.
977 2008-05-14 Richard Guenther <rguenther@suse.de>
979 * tree-ssa-dse.c (dse_possible_dead_store_p): Remove dead code.
980 Make sure to register the store if the use is a PHI_NODE.
982 2008-05-14 Olivier Hainque <hainque@adacore.com>
984 * expr.c (expand_expr_real_1) <normal_inner_ref>: Force op0 to
985 memory if the component is to be referenced in BLKmode according
986 to get_inner_reference.
988 2008-05-14 Adam Nemet <anemet@caviumnetworks.com>
990 * calls.c (emit_library_call_value_1): Restore code clearing
991 ECF_LIBCALL_BLOCK to ensure that we only call end_sequence once.
993 2008-05-14 Olivier Hainque <hainque@adacore.com>
994 Nicolas Roche <roche@adacore.com>
996 * configure.ac: Add support for a "gcc_subdir" variable in
997 config-lang.in, to denote a subdirectory where the language/GCC
998 integration files are to be found.
999 * configure: Regenerate.
1001 2008-05-14 Ira Rosen <irar@il.ibm.com>
1003 PR tree-optimization/36098
1004 * tree-vect-analyze.c (vect_analyze_group_access): Set the gap
1005 value for the first load in the group in case of a gap.
1006 (vect_build_slp_tree): Check that there are no gaps in loads.
1008 2008-05-14 Kenneth Zadeck <zadeck@naturalbridge.com>
1010 * doc/rtl.texi: Removed reference to REG_NO_CONFLICT notes.
1011 * optabs.c (expand_binop, expand_absneg_bit, expand_unop,
1012 expand_copysign_bit, ): Change call to emit_no_conflict_block to
1013 emit_insn and remove unneeded code to construct extra args.
1014 (emit_no_conflict_block): Removed.
1015 * optabls.h: (emit_no_conflict_block): Removed.
1016 * cse.c (cse_extended_basic_block): Remove search for
1017 REG_NO_CONFLICT note.
1018 * global.c: Removed incorrect comment added in revision 117.
1019 * expr.c (convert_move): Change call to emit_no_conflict_block to
1021 * recog.c: Change comments so that they do not mention
1023 * local_alloc.c (combine_regs): Removed last parameter.
1024 (no_conflict_p): Removed.
1025 (block_alloc): Removed note, no_conflict_combined_regno and set
1026 local vars. Removed all code to process REG_NO_CONFLICT blocks.
1027 (combine_regs): Removed already_dead and code to look for
1028 REG_NO_CONFLICT notes.
1029 * lower_subreg (remove_retval_note): Removed code to look for
1030 REG_NO_CONFLICT block.
1031 (resolve_reg_notes): Removed REG_NO_CONFLICT case.
1032 (resolve_clobber): Remove code to process libcalls that have
1033 REG_NO_CONFLICT notes.
1034 * loop_invariant.c (find_invariant_insn): Removed REG_NO_CONFLICT
1036 * combine.c (can_combine_p, distribute_notes): Removed
1037 REG_NO_CONFLICT case.
1038 * config/cris/cris.md (movdi pattern): Changed emit_no_conflict_block
1040 * config/mn10300/mn10300.md (absdf2, negdf2 patterns): Ditto.
1041 * config/m68k/m68k.md (negdf2, negxf2, absdf2, absxf2 patterns):
1043 * reg-notes.def (NO_CONFLICT): Removed.
1045 2008-05-14 David S. Miller <davem@davemloft.net>
1047 * config/sparc/sparc.c (sparc_profile_hook): If
1048 NO_PROFILE_COUNTERS, don't generate and pass a label into mcount.
1049 * config/sparc/linux.h (NO_PROFILE_COUNTERS): Define as 1.
1050 * config/sparc/linux64.h (NO_PROFILE_COUNTERS): Likewise.
1052 2008-05-14 Andreas Krebbel <krebbel1@de.ibm.com>
1054 * cse.c (cse_cc_succs): Invoke delete_insn_and_edges.
1056 2008-05-13 Uros Bizjak <ubizjak@gmail.com>
1059 * config/i386/i386.c (ix86_expand_vector_init_general): Rearrange op0
1060 and op1 expansion before vector concat to have less live pseudos.
1062 2008-05-13 H.J. Lu <hongjiu.lu@intel.com>
1064 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
1065 ix86_expand_vector_set if supported.
1067 2008-05-13 Diego Novillo <dnovillo@google.com>
1068 Kenneth Zadeck <zadeck@naturalbridge.com>
1070 http://gcc.gnu.org/ml/gcc-patches/2008-05/msg00748.html
1072 * tree.h (init_phinodes, fini_phinodes, release_phi_node,
1073 phinodes_print_statistics, init_ssanames, fini_ssanames,
1074 make_ssa_name, duplicate_ssa_name, duplicate_ssa_name_ptr_info,
1075 release_ssa_name, release_defs, replace_ssa_name_symbol,
1076 ssanames_print_statistics): Move ...
1077 * tree-flow.h: ... here.
1078 * tree-ssanames.c (init_ssanames): Add arguments FN and SIZE.
1079 Use FN instead of cfun.
1080 (make_ssa_name_fn): Rename from make_ssa_name.
1081 (pass_release_ssa_names): Add TODO_dump_func to finish flags.
1082 * tree-flow-inline.h (make_ssa_name): Move from
1083 tree-ssanames.c. Convert to static inline. Call make_ssa_name_fn.
1084 * omp-low.c (expand_omp_parallel):
1085 * tree-flow-inline.h (redirect_edge_var_map_result):
1086 * tree-ssa.c (init_tree_ssa): Add argument FN.
1087 Use it instead of cfun. Update all users.
1089 2008-05-13 Tom Tromey <tromey@redhat.com>
1091 PR preprocessor/22168:
1092 * doc/cpp.texi (Top): Update menu.
1093 (Alternatives to Wrapper #ifndef): New node.
1094 (Other Directives): Document deprecation.
1095 (Obsolete Features): Remove menu.
1096 (Assertions): Merge node into Obsolete Features.
1097 (Obsolete once-only headers): Move earlier; rename to Alternatives
1099 * doc/cppopts.texi: Update.
1100 * c.opt (Wdeprecated): Enable for C and ObjC.
1101 * doc/invoke.texi (Option Summary): Move -Wno-deprecated.
1102 (C++ Dialect Options): Move -Wno-deprecated from here to...
1103 (Warning Options): ... here.
1105 2008-05-13 Richard Guenther <rguenther@suse.de>
1108 * fold-const.c (fold_sign_changed_comparison): Do not allow
1109 changes in pointer-ness.
1111 2008-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
1114 * config/sh/sh.c (sh_expand_prologue): Don't clear
1115 RTX_FRAME_RELATED_P for push insns.
1117 2008-05-12 Andy Hutchinson <hutchinsonandy@aim.com>
1119 * config/avr/avr.h (MAX_OFILE_ALIGNMENT): Define.
1121 2008-05-12 Anatoly Sokolov <aesok@post.ru>
1123 * config/avr/avr.h (machine_function): Add 'is_leaf' field.
1124 * config/avr/avr.c (avr_regs_to_save): Compute 'machine->is_leaf'.
1125 Use 'machine->is_leaf' instead of 'leaf_func_p'.
1127 2008-05-12 H.J. Lu <hongjiu.lu@intel.com>
1129 * config/i386/sse.md (*sse_concatv4sf): Renamed to ...
1130 (*vec_concatv4sf_sse): This.
1131 (*sse2_concatv2si): Renamed to ...
1132 (*vec_concatv2si_sse2): This.
1133 (*sse1_concatv2si): Renamed to ...
1134 (*vec_concatv2si_sse): This.
1135 (*vec_concatv2di_rex): Renamed to ...
1136 (*vec_concatv2di_rex64): This.
1137 (*vec_concatv2si_sse4_1): New.
1138 (*vec_concatv2di_rex64_sse4_1): Likewise.
1140 2008-05-12 Uros Bizjak <ubizjak@gmail.com>
1142 PR rtl-optimization/36111
1143 * recog.c (validate_replace_rtx_1): Unshare new RTL expression
1144 that was created for swappable operands.
1146 2008-05-12 Samuel Tardieu <sam@rfc1149.net>
1149 * Makefile.in: Substitute GNATMAKE and GNATBIND.
1150 * configure.ac: Add call to ACX_PROG_GNAT.
1152 2008-05-11 Volker Reichelt <v.reichelt@netcologne.de>
1154 * optc-gen.awk: Fix comment typo.
1156 2008-05-11 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
1158 * pretty-print.c (pp_integer_with_precision): Use
1159 HOST_LONG_LONG_FORMAT.
1161 2008-05-10 Kenneth Zadeck <zadeck@naturalbridge.com>
1163 * gcse.c (store_killed_in_insn): Negated call to RTL_CONST_CALL_P.
1165 2008-05-10 H.J. Lu <hongjiu.lu@intel.com>
1167 * config/i386/i386.c (bdesc_ptest): Removed.
1168 (ix86_builtin_type): Add INT_FTYPE_V2DI_V2DI_PTEST.
1169 (bdesc_args): Add __builtin_ia32_ptestz128,
1170 __builtin_ia32_ptestc128 and __builtin_ia32_ptestnzc128.
1171 (ix86_init_mmx_sse_builtins): Updated.
1172 (ix86_expand_args_builtin): Handle INT_FTYPE_V2DI_V2DI_PTEST.
1173 (ix86_expand_builtin): Updated.
1175 2008-05-10 Richard Sandiford <rdsandiford@googlemail.com>
1177 * tree-cfg.c (valid_fixed_convert_types_p): New function.
1178 (verify_gimple_expr): Handle FIXED_CONVERT_EXPR.
1180 2008-05-10 Uros Bizjak <ubizjak@gmail.com>
1182 * value-prof.c (interesting_stringop_to_profile): Do not
1183 return early for BUILT_IN_MEMPCPY.
1185 2008-05-09 H.J. Lu <hongjiu.lu@intel.com>
1187 * calls.c (expand_call): Don't use callgraph to increase
1188 preferred_stack_boundary.
1190 * cgraph.h (cgraph_rtl_info): Use unsigned on
1191 preferred_incoming_stack_boundary.
1193 * final.c (rest_of_clean_state): Use unsigned on
1194 preferred_stack_boundary.
1196 2008-05-09 Tom Tromey <tromey@redhat.com>
1198 PR preprocessor/22231:
1199 * c-opts.c (sanitize_cpp_opts): Disallow -MG if compilation is
1202 2008-05-09 Uros Bizjak <ubizjak@gmail.com>
1204 PR tree-optimization/36129
1205 * tree-ssa-ccp.c: Include value-prof.h.
1206 (execute_fold_all_builtins): Call gimple_remove_stmt_histograms if
1207 built-in function was folded to a constant.
1208 * Makefile.in (tree-ssa-ccp.c): Depend on value-prof.h
1210 2008-05-09 Jan Sjodin <jan.sjodin@amd.com>
1211 Sebastian Pop <sebastian.pop@amd.com>
1213 * tree-scalar-evolution.c: Document instantiate_scev.
1214 (instantiate_parameters_1): Renamed instantiate_scev_1.
1215 Don't use the same loop for instantiation_loop and evolution_loop.
1216 (instantiate_scev): New.
1217 (instantiate_parameters): Moved...
1218 (resolve_mixers): Update call to instantiate_scev_1 to pass the
1219 same loop twice. Maintains the semantics for this function.
1220 * tree-scalar-evolution.h (instantiate_scev): Declare.
1221 (instantiate_parameters): ...here. Now static inline.
1222 * tree-data-ref.c (dr_analyze_indices): Call instantiate_scev
1223 instead of resolve_mixers.
1225 2008-05-09 Maxim Kuvyrkov <maxim@codesourcery.com>
1227 * rtl-factoring.c (collect_pattern_seqs): Fix typo.
1229 2008-05-09 Tomas Bily <tbily@suse.cz>
1231 * config/pa/pa.c (reloc_needed): Use CASE_CONVERT.
1232 * tree-cfg.c (verify_expr, verify_gimple_expr): Likewise.
1233 * tree-ssa-structalias.c (get_constraint_for): Likewise.
1234 * c-common.c (c_common_truthvalue_conversion): Likewise.
1235 * tree-object-size.c (compute_object_offset): Likewise.
1236 * tree-inline.c (estimate_num_insns_1): Likewise.
1237 * varasm.c (const_hash_1, compare_constant, copy_constant)
1238 (compute_reloc_for_constant, output_addressed_constants)
1239 (initializer_constant_valid_p): Likewise.
1240 * c-omp.c (check_omp_for_incr_expr): Likewise.
1241 * gimplify.c (gimplify_expr): Likewise.
1242 * c-typeck.c (c_finish_return): Likewise.
1243 * tree-vectorizer.c (supportable_widening_operation)
1244 (supportable_narrowing_operation): Likewise.
1245 * c-pretty-print.c (pp_c_cast_expression, pp_c_expression): Likewise.
1246 * matrix-reorg.c (can_calculate_expr_before_stmt): Likewise.
1247 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
1248 * dwarf2out.c (loc_descriptor_from_tree_1, add_bound_info)
1249 (descr_info_loc): Likewise.
1250 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Likewise.
1251 * fold-const.c (operand_equal_p, make_range, extract_muldiv_1)
1252 (fold_unary): Likewise.
1253 * builtins.c (get_pointer_alignment): Likewise.
1254 * tree-scalar-evolution.c (interpret_rhs_modify_stmt)
1255 (instantiate_parameters_1): Likewise.
1256 * tree.c (expr_align, stabilize_reference): Likewise.
1257 * tree-pretty-print.c (dump_generic_node, op_prio): Likewise.
1258 * tree-ssa-loop-niter.c (derive_constant_upper_bound): Likewise.
1259 * convert.c (strip_float_extensions): Use CONVERT_EXPR_P.
1260 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Likewise.
1261 * config/alpha/alpha.c (va_list_skip_additions): Likewise.
1262 * c-common.c (c_alignof_expr, check_function_arguments_recurse):
1264 * tree-ssa.c (tree_ssa_useless_type_conversion): Likewise.
1265 * varasm.c (initializer_constant_valid_p, output_constant): Likewise.
1266 * tree-ssa-forwprop.c (get_prop_source_stmt, can_propagate_from)
1267 (forward_propagate_addr_expr_1, forward_propagate_addr_expr)
1268 (forward_propagate_comparison)
1269 (tree_ssa_forward_propagate_single_use_vars): Likewise.
1270 * cfgexpand.c (discover_nonconstant_array_refs_r): Likewise.
1271 * emit-rtl.c (component_ref_for_mem_expr)
1272 (set_mem_attributes_minus_bitpos): Likewise.
1273 * tree-ssa-phiopt.c (conditional_replacement): Likewise.
1274 * gimplify.c (gimplify_conversion, goa_lhs_expr_p, gimplify_expr):
1276 * c-typeck.c (default_function_array_conversion, build_indirect_ref)
1277 (build_function_call, pointer_diff, build_compound_expr)
1278 (c_finish_return): Likewise.
1279 * tree-vect-analyze.c (vect_determine_vectorization_factor): Likewise.
1280 * matrix-reorg.c (get_inner_of_cast_expr, may_flatten_matrices_1):
1282 * tree-ssa-ifcombine.c (recognize_single_bit_test): Likewise.
1283 * expr.c (is_aligning_offset): Likewise.
1284 * tree-ssa-alias.c (is_escape_site): Likewise.
1285 * tree-stdarg.c (va_list_counter_bump, check_va_list_escapes)
1286 (check_all_va_list_escapes): Likewise.
1287 * tree-ssa-loop-ivopts.c (determine_base_object)
1288 (determine_common_wider_type): Likewise.
1289 * dojump.c (do_jump): Likewise.
1290 * tree-ssa-sccvn.c (simplify_unary_expression): Likewise.
1291 * tree-gimple.c (is_gimple_cast): Likewise.
1292 * fold-const.c (decode_field_reference, )
1293 (fold_sign_changed_comparison, fold_unary, fold_comparison)
1294 (fold_binary): Likewise.
1295 * tree-ssa-alias-warnings.c (find_alias_site_helper)
1296 (already_warned_in_frontend_p): Likewise.
1297 * builtins.c (get_memory_rtx, fold_builtin_next_arg): Likewise.
1298 * tree.c (really_constant_p, get_unwidened): Likewise.
1299 * tree-ssa-loop-niter.c (expand_simple_operations): Likewise.
1300 * tree-ssa-loop-im.c (rewrite_bittest): Likewise.
1301 * tree-vrp.c (register_edge_assert_for_2, register_edge_assert_for_1):
1303 * tree.h (STRIP_NOPS, STRIP_SIGN_NOPS, STRIP_TYPE_NOPS): Use
1305 (CONVERT_EXPR_P): Define.
1306 (CASE_CONVERT): Define.
1308 2008-05-08 Kenneth Zadeck <zadeck@naturalbridge.com>
1311 * dce.c (deletable_insn_p): Do not delete calls if df_in_progress.
1312 (delete_unmarked_insns): When deleting a call, call
1313 delete_unreachable_blocks.
1314 * rtl.texi (RTL_CONST_CALL_P, RTL_PURE_CALL_P,
1315 RTL_CONST_OR_PURE_CALL_P, RTL_LOOPING_CONST_OR_PURE_CALL_P): Fixed doc.
1317 2008-05-08 Richard Guenther <rguenther@suse.de>
1319 * doc/invoke.texi (-fdump-tree-salias): Remove documentation.
1320 (-ftree-salias): Likewise.
1321 (salias-max-implicit-fields): Remove param documentation.
1322 (salias-max-array-elements): Likewise.
1323 * tree-pass.h (pass_create_structure_vars): Remove.
1324 * params.h (SALIAS_MAX_IMPLICIT_FIELDS): Remove.
1325 (SALIAS_MAX_ARRAY_ELEMENTS): Likewise.
1326 * tree-ssa-alias.c (create_structure_vars): Remove.
1327 (gate_structure_vars): Likewise.
1328 (pass_create_structure_vars): Likewise.
1329 (gate_build_alias): Likewise.
1330 (pass_build_alias): Adjust to run always and dump the function.
1331 * common.opt (ftree-salias): Hide.
1332 * passes.c (init_optimization_passes): Remove
1333 pass_create_structure_vars, adjust comment.
1334 * params.def (PARAM_SALIAS_MAX_IMPLICIT_FIELDS): Remove.
1335 (PARAM_SALIAS_MAX_ARRAY_ELEMENTS): Likewise.
1336 * opts.c (decode_options): Do not set flag_tree_salias.
1337 (common_handle_option): Add OPT_ftree_salias to the backward
1338 compatibility section.
1340 2008-05-08 Richard Guenther <rguenther@suse.de>
1342 * tree-flow-inline.h (var_can_have_subvars): Move ...
1343 * tree-ssa-structalias.c (var_can_have_subvars): ... here.
1344 * tree-flow.h (var_can_have_subvars): Remove.
1345 (push_fields_onto_fieldstack): Remove.
1346 (sort_fieldstack): Likewise.
1347 (struct fieldoff): Move ...
1348 * tree-ssa-structalias.c (struct fieldoff): ... here. Remove
1349 alias_set and base_for_components fields.
1350 (sort_fieldstack): Make static.
1351 (push_fields_onto_fieldstack): Likewise. Remove code that
1352 handles anything but RECORD_TYPEs. Remove alias_set and
1353 base_for_components handling.
1354 (create_variable_info_for): Adjust.
1356 2008-05-08 Seongbae Park <seongbae.park@gmail.com>
1358 * common.opt (Wframe-larger-than=): Shorten the help message
1360 * doc/invoke.texi (Wframe-larger-than=): Add more description.
1362 2008-05-08 Rafael Espindola <espindola@google.com>
1364 * tree-complex.c (expand_complex_div_wide): Don't create CONDs that
1366 * tree-gimple.c (is_gimple_condexpr): Check that the expression doesn't
1367 trap and that both operands are gimple values.
1368 (canonicalize_cond_expr_cond): Use is_gimple_condexpr.
1369 * gcc/tree-eh.c (tree_could_trap_p): Correctly detect if a comparison
1372 2008-05-08 Richard Sandiford <rsandifo@nildram.co.uk>
1374 * read-rtl.c (join_c_conditions): Return the first string if the
1375 two strings are equal.
1377 2008-05-08 Richard Sandiford <rsandifo@nildram.co.uk>
1379 * gensupport.h (pred_data): Add a "num_codes" field.
1380 (add_predicate_code): Declare.
1381 * gensupport.c (add_predicate_code): New function.
1382 (std_pred_table): Add an "allows_const_p" field.
1383 (std_preds): Set this field for predicates that allow RTX_CONST_OBJs.
1384 Remove the (incomplete) list of such codes from the codes field.
1385 (init_predicate_table): Use add_predicate_code. Add all
1386 RTX_CONST_OBJs if allows_const_p is true.
1387 * genrecog.c (process_define_predicate): Use add_predicate_code.
1389 2008-05-08 David Daney <ddaney@avtrex.com>
1390 Richard Sandiford <rsandifo@nildram.co.uk>
1392 * config/mips/mips.md (mips_expand_compare_and_swap_12): Handle
1393 special case of constant zero operands.
1394 * config/mips/mips.c (mips_expand_compare_and_swap_12): Zero extend
1395 old and new values. Special case constant zero values.
1396 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP): Skip 'sync' if compare
1398 (MIPS_COMPARE_AND_SWAP_12): Handle constant zero operands.
1399 (MIPS_COMPARE_AND_SWAP_12_0): New macro.
1401 2008-05-08 Paolo Bonzini <bonzini@gnu.org>
1404 * simplify-rtx.c (simplify_plus_minus): Create CONST of
1405 similar RTX_CONST_OBJ before CONST_INT.
1407 2008-05-08 Steve Ellcey <sje@cup.hp.com>
1409 * stmt.c (expand_stack_restore): Change sa mode if needed.
1411 2008-05-08 Richard Guenther <rguenther@suse.de>
1413 * config/i386/i386-protos.h (ix86_return_in_memory): Adjust
1414 return type to bool.
1415 (ix86_sol10_return_in_memory): Likewise.
1416 (ix86_i386elf_return_in_memory): Likewise.
1417 (ix86_i386interix_return_in_memory): Likewise.
1418 * config/i386/i386.c (ix86_return_in_memory): Likewise.
1419 (ix86_sol10_return_in_memory): Likewise.
1420 (ix86_i386elf_return_in_memory): Likewise.
1421 (ix86_i386interix_return_in_memory): Likewise.
1423 2008-05-08 Kai Tietz <kai.tietz@onevision.com>
1426 * calls.c (compute_argument_block_size ): Add ATTRIBUTE_UNUSED to
1428 (emit_library_call_value_1): Add ATTRIBUTE_UNUSED to variable fndecl.
1429 * target-def.h: Check that TARGET_RETURN_IN_MEMORY isn't
1432 2008-05-08 Richard Guenther <rguenther@suse.de>
1434 * tree-data-ref.c (dr_analyze_alias): Do not set DR_SUBVARS.
1435 * tree-data-ref.h (struct dr_alias): Remove subvars field.
1436 (DR_SUBVARS): Remove.
1437 * tree-dfa.c (dump_subvars_for): Remove.
1438 (debug_subvars_for): Likewise.
1439 (dump_variable): Do not dump subvars.
1440 (remove_referenced_var): Do not remove subvars.
1441 * tree-flow-inline.h (clear_call_clobbered): SFTs no longer exist.
1442 (lookup_subvars_for_var): Remove.
1443 (get_subvars_for_var): Likewise.
1444 (get_subvars_at): Likewise.
1445 (get_first_overlapping_subvar): Likewise.
1446 (overlap_subvar): Likewise.
1447 * tree-flow.h (subvar_t): Remove.
1448 (struct var_ann_d): Remove subvars field.
1449 * tree-ssa-alias.c (mark_aliases_call_clobbered): Remove queued
1450 argument. Remove special handling of SFTs.
1451 (compute_tag_properties): Likewise.
1452 (set_initial_properties): Likewise.
1453 (compute_call_clobbered): Likewise.
1454 (count_mem_refs): Likewise.
1455 (compute_memory_partitions): Likewise.
1456 (compute_flow_insensitive_aliasing): Likewise.
1457 (setup_pointers_and_addressables): Likewise.
1458 (new_type_alias): Likewise.
1459 (struct used_part): Remove.
1460 (used_portions): Likewise.
1461 (struct used_part_map): Likewise.
1462 (used_part_map_eq): Likewise.
1463 (used_part_map_hash): Likewise.
1464 (free_used_part_map): Likewise.
1465 (up_lookup): Likewise.
1466 (up_insert): Likewise.
1467 (get_or_create_used_part_for): Likewise.
1468 (create_sft): Likewise.
1469 (create_overlap_variables_for): Likewise.
1470 (find_used_portions): Likewise.
1471 (create_structure_vars): Likewise.
1472 * tree.def (STRUCT_FIELD_TAG): Remove.
1473 * tree.h (MTAG_P): Adjust.
1474 (struct tree_memory_tag): Remove base_for_components and
1475 unpartitionable flags.
1476 (struct tree_struct_field_tag): Remove.
1477 (SFT_PARENT_VAR): Likewise.
1478 (SFT_OFFSET): Likewise.
1479 (SFT_SIZE): Likewise.
1480 (SFT_NONADDRESSABLE_P): Likewise.
1481 (SFT_ALIAS_SET): Likewise.
1482 (SFT_UNPARTITIONABLE_P): Likewise.
1483 (SFT_BASE_FOR_COMPONENTS_P): Likewise.
1484 (union tree_node): Remove sft field.
1485 * alias.c (get_alias_set): Remove special handling of SFTs.
1486 * print-tree.c (print_node): Remove handling of SFTs.
1487 * tree-dump.c (dequeue_and_dump): Likewise.
1488 * tree-into-ssa.c (mark_sym_for_renaming): Likewise.
1489 * tree-nrv.c (dest_safe_for_nrv_p): Remove special handling of SFTs.
1490 * tree-predcom.c (set_alias_info): Do not set subvars.
1491 * tree-pretty-print.c (dump_generic_node): Do not handle SFTs.
1492 * tree-ssa-loop-ivopts.c (get_ref_tag): Likewise.
1493 * tree-ssa-operands.c (access_can_touch_variable): Likewise.
1494 (add_vars_for_offset): Remove.
1495 (add_virtual_operand): Remove special handling of SFTs.
1496 (add_call_clobber_ops): Likewise.
1497 (add_call_read_ops): Likewise.
1498 (get_asm_expr_operands): Likewise.
1499 (get_modify_stmt_operands): Likewise.
1500 (get_expr_operands): Likewise.
1501 (add_to_addressable_set): Likewise.
1502 * tree-ssa.c (verify_ssa_name): Do not handle SFTs.
1503 * tree-tailcall.c (suitable_for_tail_opt_p): Likewise.
1504 * tree-vect-transform.c (vect_create_data_ref_ptr): Do not set subvars.
1505 * tree.c (init_ttree): Remove STRUCT_FIELD_TAG initialization.
1506 (tree_code_size): Remove STRUCT_FIELD_TAG handling.
1507 (tree_node_structure): Likewise.
1508 * tree-ssa-structalias.c (set_uids_in_ptset): Remove special
1510 (find_what_p_points_to): Likewise.
1512 2008-05-08 Sa Liu <saliu@de.ibm.com>
1514 * config/spu/spu.md: Fixed subti3 pattern.
1516 2008-05-08 Richard Guenther <rguenther@suse.de>
1519 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Make
1520 sure to create a representative for trailing arrays for PTA.
1522 2008-05-08 Richard Guenther <rguenther@suse.de>
1525 * fold-const.c (operand_equal_p): Two objects which types
1526 differ in pointerness are not equal.
1528 2008-05-08 Kai Tietz <kai.tietz@onevision.com>
1530 * calls.c (compute_argument_block_size): Add argument tree fndecl.
1531 (OUTGOING_REG_PARM_STACK_SPACE): Add function type argument.
1532 (emit_library_call_value_1): Add new variable fndecl initialized by
1533 NULL_TREE. It should be the decl type of orgfun, but this information
1534 seems not to be available here, so it uses the default calling abi.
1535 * config/arm/arm.c (arm_return_in_memory): Add fntype argumen.
1536 * config/arm/arm.h (RETURN_IN_MEMORY): Replace RETURN_IN_MEMORY
1537 by TARGET_RETURN_IN_MEMORY.
1538 * config/i386/i386-interix.h: Likewise.
1539 * config/i386/i386.h: Likewise.
1540 * config/i386/i386elf.h: Likewise.
1541 * config/i386/ptx4-i.h: Likewise.
1542 * config/i386/sol2-10.h: Likewise.
1543 * config/i386/sysv4.h: Likewise.
1544 * config/i386/vx-common.h: Likewise.
1545 * config/cris/cris.h: Removed #if 0 clause.
1546 * config/arm/arm-protos.h (arm_return_in_memory): Add fntype argument.
1547 * config/i386/i386-protos.h (ix86_return_in_memory): Add fntype
1549 (ix86_sol10_return_in_memory): Likewise.
1550 (ix86_i386elf_return_in_memory): New.
1551 (ix86_i386interix_return_in_memory): New.
1552 * config/mt/mt-protos.h (mt_return_in_memory): New.
1553 * config/mt/mt.c: Likewise.
1554 * config/mt/mt.h (OUTGOING_REG_PARM_STACK_SPACE): Add FNTYPE argument.
1555 (RETURN_IN_MEMORY): Replace by TARGET_RETURN_IN_MEMORY.
1556 * config/bfin/bfin.h: Likewise.
1557 * config/bfin/bfin-protos.h (bfin_return_in_memory): Add fntype
1559 * config/bfin/bfin.c: Likewise.
1560 * config/pa/pa.h (OUTGOING_REG_PARM_STACK_SPACE): Add FNTYPE argument.
1561 * config/alpha/unicosmk.h: Likewise.
1562 * config/i386/cygming.h: Likewise.
1563 * config/iq2000/iq2000.h: Likewise.
1564 * config/mips/mips.h: Likewise.
1565 * config/mn10300/mn10300.h: Likewise.
1566 * config/rs6000/rs6000.h: Likewise.
1567 * config/score/score.h: Likewise.
1568 * config/spu/spu.h: Likewise.
1569 * config/v850/v850.h: Likewise.
1570 * defaults.h: Likewise.
1571 * doc/tm.texi (OUTGOING_REG_PARM_STACK_SPACE): Adjust documentation.
1572 * expr.c (emit_block_move): Adjust use of
1573 OUTGOING_REG_PARM_STACK_SPACE.
1574 * function.c (STACK_DYNAMIC_OFFSET): Adjust use of
1575 OUTGOING_REG_PARM_STACK_SPACE.
1576 * targhooks.c (default_return_in_memory): Remove RETURN_IN_MEMORY.
1578 2008-05-08 Jakub Jelinek <jakub@redhat.com>
1580 * tree-parloops.c (create_parallel_loop): Set OMP_RETURN_NOWAIT
1581 on OMP_RETURN for OMP_FOR.
1584 * dwarf2out.c (dw_expand_expr, common_check): Removed.
1585 (fortran_common): New function.
1586 (gen_variable_die): Call fortran_common instead of common_check,
1587 adjust for it returning tree instead of rtx. Formatting.
1589 2008-05-07 Kenneth Zadeck <zadeck@naturalbridge.com>
1593 * see.c (see_copy_insn): Copy new pure const attributes for new call.
1594 * c-decl.c (merge_decls): Ditto.
1595 * postreload.c (record_opr_changes): Change CONST_OR_PURE_CALL_P
1596 to RTL_CONST_OR_PURE_CALL_P.
1597 * tree.c (define_local_buitin): Rename DECL_IS_PURE to DECL_PURE_P.
1598 Initialized DECL_LOOPING_CONST_PURE.
1599 (process_call_operands): Set tree_side_effects properly.
1600 * tree.h (TREE_READONLY_DECL_P): Removed.
1601 (DECL_IS_PURE): Renamed to DECL_PURE_P.
1602 (DECL_LOOPING_OR_CONST_P): New macro.
1603 (struct tree_function_decl): Added looping_const_or_pure_p.
1605 (ECF_LOOPING_OR_CONST_P): New macro.
1606 * rtlanal.c (pure_const_p): Removed.
1607 * builtins.c (expand_builtin): Rename DECL_IS_PURE to DECL_PURE_P.
1608 * reorg.c (delete_prior_computation) Changed CONST_OR_PURE_CALL_P
1609 to RTL_CONST_CALL_P.
1610 * ipa-pure-const.c (pure_const_state_e): Added looping field.
1611 (check_decl, check_tree, check_call, scan_function): Initialize
1613 (analyze_function): Rename DECL_IS_PURE to DECL_PURE_P.
1614 (static_execute): Set looping true for recursive functions.
1615 Undo setting state to IPA_NEITHER for recursive functions.
1617 * ifcvt.c (noce_can_store_speculate_p): Changed
1618 CONST_OR_PURE_CALL_P and pure_call_p to RTL_CONST_CALL_P or
1619 RTL_CONST_OR_PURE_CALL_P.
1620 * dse.c (scan_insn): Ditto.
1621 * local-alloc.c (validate_equiv_mem, memref_used_between_p): Ditto.
1622 * gcse.c (oprs_not_seen_p) Changed CONST_OR_PURE_CALL_P to
1623 RTL_CONST_OR_PURE_CALL_P.
1624 (store_killed_in_insn): Changed CONST_OR_PURE_CALL_P and
1625 pure_call_p to RTL_CONST_CALL_P.
1626 * gimplify.c (gimplify_call_expr): Clear side effects for
1627 non-looping pure and constant calls.
1628 * calls.c (emit_call_1): Set rtl flags from ecf flags.
1629 (flags_from_decl_or_type): Set ecf flags from decl flags.
1630 (initialize_argument_information): Turn off
1631 ECF_LOOPING_CONST_OR_PURE when turning off ECF_CONST.
1632 Change const to pure if callee_copies is true rather than just
1634 (expand_call): Turn off ECF_LOOPING_PURE_CONST_CALL and remove old
1635 way of marking pure calls.
1636 (emit_library_call_value_1): Turn off ECF_LOOPING_PURE_CONST_CALL.
1637 Remove hack that was supposed to fix pr7335 and remove old
1638 way of marking pure calls.
1639 * emit-rtl.c (emit_copy_of_insn_after): Copy RTL_CONST_CALL_P,
1640 RTL_PURE_CALL_P, RTL_LOOPING_CONST_OR_PURE_CALL_P.
1641 * cselib.c (cselib_process_insn): Changed CONST_OR_PURE_CALL_P to
1642 RTL_CONST_OR_PURE_CALL_P.
1643 * tree-ssa-pre.c (can_value_number_call): Fixed spacing.
1644 * loop-invariant.c (find_exits, find_invariant_bb): Changed
1645 CONST_OR_PURE_CALL_P to RTL_CONST_OR_PURE_CALL_P.
1646 * sched-deps.c (schedule_analyze): Ditto.
1647 * rtl.h (struct rtx_def): Use call field, unchanging field, and
1648 return_val field of calls to represent pure and const function info.
1649 (CONST_OR_PURE_CALL_P): Deleted macro.
1650 (RTL_CONST_CALL_P, RTL_PURE_CALL_P,
1651 RTL_LOOPING_CONST_OR_PURE_CALL_P, RTL_CONST_OR_PURE_P): New macros.
1652 * tree-inline.c (copy_body_r): Changed TREE_READONLY_DECL_P to
1654 * tree-optimize.c (execute_fixup_cfg): Added test for
1655 ECF_LOOPING_CONST_OR_PURE.
1656 * c-common.c (handle_pure_attribute): Changed DECL_IS_PURE to
1658 * tree-cfg.c (update_call_expr_flags): Do not clear tree side
1659 effects for looping pure or const calls.
1660 (verify_gimple_expr): Added verification code.
1661 * config/alpha/alpha.c (alpha_legitimize_address,
1662 alpha_emit_xfloating_libcall): Changed CONST_OR_PURE_CALL_P to
1664 * config/s390/s390.c (s390_emit_tls_call_insn): Ditto.
1665 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Ditto.
1666 * config/mips/mips.c (mips_call_tls_get_addr): Ditto.
1667 * cfgrtl.c (need_fake_edge_p): Changed CONST_OR_PURE_CALL_P to
1668 RTL_CONST_OR_PURE_CALL_P.
1669 * dce.c (deletable_insn_p): Allow non looping, non sibling, pure
1670 and const calls to be deleted.
1672 2008-05-07 Uros Bizjak <ubizjak@gmail.com>
1675 * config/i386/mmx.md (mmx_subv2sf3): New expander.
1676 (*mmx_subv2sf3): Rename from mmx_subv2sf3 insn pattern.
1677 (*mmx_eqv2sf3): Rename from mmx_eqv2sf3 insn pattern.
1678 (mmx_eqv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
1679 to handle nonimmediate operands.
1680 (*mmx_paddwd): Rename from mmx_paddwd insn pattern.
1681 (mmx_paddwd): New expander. Use ix86_fixup_binary_operands_no_copy
1682 to handle nonimmediate operands.
1683 (*mmx_pmulhrwv4hi3): Rename from mmx_pmulhrwv4hi3 insn pattern.
1684 (mmx_pmulhrwv4hi3): New expander. Use
1685 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
1686 (*sse2_umulv1siv1di3): Rename from sse2_umulv1siv1di3 insn pattern.
1687 (sse2_umulv1siv1di3): New expander. Use
1688 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
1689 (*mmx_eq<mode>3): Rename from mmx_eq<mode>3 insn pattern.
1690 (mmx_eq<mode>3): New expander. Use
1691 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
1692 (*mmx_uavgv8qi3): Rename from mmx_uavgv8qi3 insn pattern.
1693 (mmx_uavgv8qi3): New expander. Use
1694 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
1695 (*mmx_uavgv4hi3): Rename from mmx_uavgv4hi3 insn pattern.
1696 (mmx_uavgv4hi3): New expander. Use
1697 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
1699 * config/i386/sse.md
1700 (sse_movhlps_exp): New expander. Use ix86_fixup_binary_operands
1701 to handle nonimmediate operands.
1702 (sse_movlhps_exp): New expander. Use ix86_fixup_binary_operands
1703 to handle nonimmediate operands.
1704 (sse_loadhps_exp): New expander. Use ix86_fixup_binary_operands
1705 to handle nonimmediate operands.
1706 (sse_loadlps_exp): New expander. Use ix86_fixup_binary_operands
1707 to handle nonimmediate operands.
1708 (sse2_unpckhpd_exp): New expander. Use
1709 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
1710 (sse2_unpcklpd_exp): New expander. Use
1711 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
1712 (sse_loadhpd_exp): New expander. Use ix86_fixup_binary_operands
1713 to handle nonimmediate operands.
1714 (sse_loadlpd): New expander. Use ix86_fixup_binary_operands
1715 to handle nonimmediate operands.
1716 (*sse2_<plusminus_insn><mode>3): Rename from
1717 sse2_<plusminus_insn><mode>3 insn pattern.
1718 (sse2_<plusminus_insn><mode>3): New expander. Use
1719 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
1720 (*sse2_umulv2siv2di3): Rename from sse2_umulv2siv2di3 insn pattern.
1721 (sse2_umulv2siv2di3): New expander. Use
1722 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
1723 (*sse4_1_mulv2siv2di3): Rename from sse4_1_mulv2siv2di3 insn pattern.
1724 (sse4_1_mulv2siv2di3): New expander. Use
1725 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
1726 (*sse2_pmaddwd): Rename from sse2_pmaddwd insn pattern.
1727 (sse2_pmaddwd): New expander. Use
1728 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
1729 (*sse2_eq<mode>3): Rename from sse2_eq<mode>3 insn pattern.
1730 (sse2_eq<mode>3): New expander. Use
1731 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
1732 (*sse4_1_eqv2di3): Rename from sse4_1_eqv2di3 insn pattern.
1733 (sse4_1_eqv2di3): New expander. Use
1734 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
1735 (*sse2_uavgv16qi3): Rename from sse2_uavgv16qi3 insn pattern.
1736 (sse2_uavgv16qi3): New expander. Use
1737 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
1738 (*sse2_uavgv16qi3): Rename from sse2_uavgv16qi3 insn pattern.
1739 (sse2_uavgv16qi3): New expander. Use
1740 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
1741 (*sse2_uavgv8hi3): Rename from sse2_uavgv8hi3 insn pattern.
1742 (sse2_uavgv8hi3): New expander. Use
1743 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
1744 (*ssse3_pmulhrswv8hi3): Rename from ssse3_pmulhrswv8hi3 insn pattern.
1745 (ssse3_pmulhrswv8hi3): New expander. Use
1746 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
1747 (*ssse3_pmulhrswv4hi3): Rename from ssse3_pmulhrswv4hi3 insn pattern.
1748 (ssse3_pmulhrswv4hi3): New expander. Use
1749 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
1751 (<sse>_vm<plusminus_insn><mode>3): Do not use ix86_binary_operator_ok.
1752 (<sse>_vmmul<mode>3): Ditto.
1753 (divv4sf3): Do not use ix86_fixup_binary_operands_no_copy.
1755 (ssse3_pmaddubsw128): Use register_operand for operand 1.
1756 (ssse3_pmaddubsw): Ditto.
1758 * config/i386/i386.c (struct_builtin_description)
1759 [IX86_BUILTIN_LOADHPS]: Use CODE_FOR_sse_loadhps_exp.
1760 [IX86_BUILTIN_STOREHPS]: Use CODE_FOR_sse_loadlps_exp.
1761 [IX86_BUILTIN_LOADHPD]: Use CODE_FOR_sse2_loadhpd_exp.
1762 [IX86_BUILTIN_LOADLPD]: Use CODE_FOR_sse2_loadlpd_exp.
1763 [IX86_BUILTIN_MOVHLPS]: Use CODE_FOR_sse_movhlps_exp.
1764 [IX86_BUILTIN_MOVLHPS]: Use CODE_FOR_sse_movlhps_exp.
1765 [IX86_BUILTIN_UNPCKHPD]: Use FOR_sse2_unpckhpd_exp.
1766 [IX86_BUILTIN_UNPCKLPD]: Use FOR_sse2_unpcklpd_exp.
1767 (ix86_fixup_binary_operands): Assert that src1
1768 and src2 must have the same mode when swapped.
1769 (ix86_expand_binop_builtin): Do not use ix86_fixup_binary_operands
1770 and ix86_binary_operator_ok. Do not force operands in registers
1773 2008-05-07 Jan Hubicka <jh@suse.cz>
1775 * cgraph.c (dump_cgraph_node): Update.
1776 * cgraph.h (cgraph_local_info): Break out inline summary.
1777 * cgraphunit.c (cgraph_process_new_functions): Use inliner analysis
1779 * ipa-inline (inline_summary): New accestor function.
1780 (cgraph_clone_inlined_nodes, cgraph_check_inline_limits,
1781 cgraph_decide_inlining, compute_inline_parameters): Update.
1782 * ipa.c (cgraph_remove_unreachable_nodes): Remove statistics.
1784 2008-05-07 Maxim Kuvyrkov <maxim@codesourcery.com>
1786 Cleanup ColdFire scheduling support and add V4 pipeline model.
1788 * config/m68k/m68k.md (UNSPEC_TIE): New constant.
1789 (define_attr cpu): Add cfv4 value.
1790 (define_attr type, define_attr type1): Merge into a single 'type'
1791 attribute. Update all uses.
1792 (define_attr opx_type, define_attr opy_type, define_attr opx_access):
1793 Rearrange and update. Rename value 'reg' to 'Rn', add value 'FPn'.
1795 (define_attr opx_mem, define_attr opy_mem): Remove.
1796 (define_attr op_mem): Clean up, update comment.
1797 (define_attr size): Use specific values instead of general int.
1798 (define_attr guess, define_attr split): Remove. Update all uses.
1799 (movdf_internal, tstsi_internal, tsthi_internal, tstqi_internal,
1800 tst<mode>_68881, pushexthisi_const, movsi_const0_68000_10,
1801 movsi_const0_68040_60, movsi_const0, movsi_cf, movstrictqi_cf,
1802 zero_extendhisi2_cf, zero_extendqisi2_cfv4, cfv4_extendhisi2,
1803 68k_extendhisi2, extendqihi2, cfv4_extendqisi2, 68k_extendqisi2,
1804 floatsi<mode>2_68881, ftrunc<mode>2_68881, ftrunc<mode>2_cf,
1805 fix<mode>qi2_68881, fix<mode>hi2_68881, fix<mode>si2_68881,
1806 adddi_dishl32, addsi3_5200, add<mode>3_floatsi_68881,
1807 add<mode>3_floathi_68881, add<mode>3_floatqi_68881,
1808 add<mode>3_68881, add<mode>3_cf, subdi_dishl32, subsi3,
1809 sub<mode>3_floatsi_68881, sub<mode>3_floathi_68881,
1810 sub<mode>3_floatqi_68881, sub<mode>3_68881, sub<mode>3_cf,
1811 mulhi3, mulhisi3, mulhisisi3_s, mulsi3_68020, mulsi3_cf,
1812 umulhisi3, mulhisisi3_z, mul<mode>3_floatsi_68881,
1813 mul<mode>3_floathi_68881, mul<mode>3_floatqi_68881, fmul<mode>3_cf,
1814 div<mode>3_cf, sqrt<mode>2_cf, abs<mode>2_cf, clzsi2,
1815 one_cmplsi2_5200, subreghi1ashrdi_const32, ashrsi3, lshrsi3,
1816 bsetmemqi, bsetmemqi_ext, bclrmemqi, bclrmemqi_ext,
1817 beq, bne, bgt, blt, bordered, bunordered, buneq, bunge, bungt, bunle,
1818 bunlt, bltgt, tablejump_internal, call, non_symbolic_call_value,
1819 symbolic_call_value_jsr, symbolic_call_value_bsr, link):
1820 Update or set attributes.
1821 (stack_tie): New fake instruction.
1823 * config/m68k/m68k.h (TUNE_CFV4): New macro.
1824 (m68k_sched_attr_size): Update declaration.
1825 (m68k_sched_attr_type2): Remove.
1826 (m68k_sched_address_bypass_p, m68k_sched_indexed_address_bypass_p):
1827 Declare new bypass predicates.
1829 * config/m68k/m68k.c (m68k_sched_issue_rate,
1830 m68k_sched_first_cycle_multipass_dfa_lookahead): Declare hook
1832 (TARGET_SCHED_ISSUE_RATE,
1833 TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD): Override hooks.
1834 (override_options): Handle scheduling for ColdFire V4 core.
1835 (m68k_expand_prologue): Emit stack_tie.
1836 (enum attr_op_type): Split value 'OP_TYPE_REG' to 'OP_TYPE_RN' and
1837 'OP_TYPE_FPN'. Update all uses.
1838 (sched_guess_p): Remove.
1839 (sched_address_type): Handle symbolic addresses.
1840 (sched_get_operand): New static function.
1841 (sched_operand_type): Merge into sched_attr_op_type.
1842 (sched_attr_op_type): Handle FP registers, handle quick constants,
1844 (m68k_sched_attr_opx_type, m68k_sched_attr_opy_type): Update.
1845 (m68k_sched_attr_size): Update. Move logic to ...
1846 (sched_get_attr_size_int): New static function.
1847 (sched_get_opxy_mem_type): New static function.
1848 (m68k_sched_attr_op_mem): Update.
1849 (m68k_sched_attr_type2): Remove.
1850 (sched_cfv4_bypass_data): New static variable.
1851 (m68k_sched_adjust_cost): Handle ColdFire V4 bypass.
1852 (m68k_sched_issue_rate): Implement scheduler hook.
1853 (struct _sched_ib: enabled_p): New field.
1854 (m68k_sched_variable_issue): Update. Handle V4.
1855 (SCHED_DUMP_TODO, SCHED_DUMP_DONE, SCHED_DUMP_NOTHING,
1856 sched_dump_class_func_t, sched_dump_split_class,
1857 sched_dump_dfa_guess_unit_code, sched_dump_dfa_state,
1858 sched_dump_dfa_class, m68k_sched_dump): Remove.
1859 (m68k_sched_first_cycle_multipass_dfa_lookahead): Implement scheduler
1861 (m68k_sched_init_global): Remove statisctics dumping, introduce
1862 sanity check that all instructions have pipeline reservations. Handle
1864 (m68k_sched_dfa_pre_advance_cycle, m68k_sched_dfa_post_advance_cycle):
1865 Handle ColdFire V4 core.
1866 (sched_mem_operand_p, sched_get_reg_operand, sched_get_mem_operand):
1867 New static functions.
1868 (m68k_sched_address_bypass_p): New bypass predicate.
1869 (sched_get_indexed_address_scale): New static function.
1870 (m68k_sched_indexed_address_bypass_p): New bypass predicate.
1872 * cf.md: Update comments.
1873 (define_attr type2): Remove. Use 'type' attribute instead.
1875 (cf_ib): Rename to cfv123_ib. Update all uses.
1876 (cf_oep): Rename to cfv123_oep. Update all uses.
1877 (cf_chr): Rename to cfv123_chr. Update all uses.
1878 (cf_mem): Rename to cfv123_mem. Update all uses.
1879 (cf_mac): Move to more appropriate place.
1880 (cfv123_guess): New automaton and cpu_unit.
1881 (cfv123_*, cfv12_*, cfv1_*, cfv2_*, cfv3_*): Use type attribute.
1882 Update uses of 'size' attribute. Handle before reload scheduling.
1883 (cfv123_guess): New dummy reservation for unhandled instructions.
1884 (cfv4_*): Pipeline description of ColdFire V4 core.
1885 (ignore): New reservation to handle 'ignore' type.
1887 2008-05-07 Ian Lance Taylor <iant@google.com>
1890 * gimplify.c (find_single_pointer_decl_1): Don't look through
1892 (find_single_pointer_decl): Adjust comments.
1894 2008-05-07 Jakub Jelinek <jakub@redhat.com>
1897 * fold-const.c (fold_binary): Use STRIP_SIGN_NOPS instead of
1898 STRIP_NOPS on arguments even for MIN_EXPR and MAX_EXPR.
1901 * omp-low.c (expand_omp_atomic_pipeline): Load value using the
1902 integral type rather than floating point, then VIEW_CONVERT_EXPR
1903 to the floating point type.
1905 2008-05-07 Uros Bizjak <ubizjak@gmail.com>
1907 * config/i386/i386.c (ix86_expand_copysign): Force non-zero constant
1908 TFmode op0 to register.
1910 2008-05-07 Alan Modra <amodra@bigpond.net.au>
1912 * c-decl.c (grokdeclarator): Comment typo.
1914 2008-05-06 Aldy Hernandez <aldyh@redhat.com>
1916 * tree-flow.h: Remove prototype for computed_goto_p.
1917 * tree-cfg.c (computed_goto_p): Make static.
1919 2008-05-06 H.J. Lu <hongjiu.lu@intel.com>
1922 * config/i386/i386.c (contains_128bit_aligned_vector_p): Renamed to ...
1923 (contains_aligned_value_p): This. Handle _Decimal128.
1924 (ix86_function_arg_boundary): Only align _Decimal128 to its
1925 natural boundary and handle it properly.
1927 2008-05-06 Martin Jambor <mjambor@suse.cz>
1929 * ipa-cp.c (ipcp_method_orig_node): Renamed to ipcp_get_orig_node.
1930 (ipcp_method_is_cloned): Renamed to ipcp_node_is_clone
1931 (ipcp_method_set_orig_node): Removed.
1932 (ipcp_cval_get_cvalue_type): Removed.
1933 (ipcp_method_get_scale): Renamed to ipcp_get_node_scale.
1934 (ipcp_method_set_scale): Renamed to ipcp_set_node_scale.
1935 (ipcp_cval_set_cvalue_type): Removed.
1936 (ipcp_cval_get_cvalue): Removed.
1937 (ipcp_cval_set_cvalue): Removed.
1938 (ipcp_type_is_const): Renamed to ipcp_lat_is_const.
1939 (ipcp_cval_equal_cvalues): Renamed to ipcp_lats_are_equal
1940 (ipcp_lats_are_equal): Changed parameters to two ipcp_lattice's
1941 (ipcp_cval_meet): Renamed to ipa_lattice_meet
1942 (ipcp_cval_changed): Changed to use ipcp_lat_is_const
1943 (ipcp_method_cval): Renamed to ipcp_get_ith_lattice
1944 (ipcp_get_ith_lattice): Changed parameters.
1945 (ipcp_cval_compute): Renamed to ipcp_lattice_from_jfunc
1946 (ipcp_lattice_from_jfunc): Changed parameters.
1947 (ipcp_redirect): Local lattice pointer instead of lattice type variable.
1948 (ipcp_method_cval_print): Added temporary variable info.
1949 (ipcp_redirect): Removed already unused local variable caller.
1950 (ipcp_redirect): New temporary variable orig_callee_info
1951 (ipcp_redirect): Removed newly unused local variable callee.
1952 (ipcp_redirect): Removed (a bit confusing) local variable type.
1953 (ipcp_insert_stage): Added local variable info.
1954 (ipcp_cval_changed): Renamed to ipcp_lattice_changed, parameters
1956 (ipcp_formal_create): Removed.
1957 (ipcp_method_cval_set): Removed.
1958 (ipcp_propagate_stage): Renamed lattice variables.
1959 (ipcp_method_cval_set_cvalue_type): Removed.
1960 (ipcp_method_cval_print): Renamed to ipcp_print_all_lattices
1961 (ipcp_print_all_lattices): Changed printed strings to refer to
1962 lattices rather than cvals.
1963 (ipcp_method_cval_init): Renamed to ipcp_initialize_node_lattices
1964 (ipcp_propagate_const): Changed formal parameters.
1965 (build_const_val): Changed formal parameters.
1966 (ipcp_insert_stage): Removed useless variable cvalue
1967 (build_const_val): Changed formal parameters.
1968 (ipcp_method_compute_scale): Renamed to ipcp_compute_node_scale
1969 (ipcp_after_propagate): Renamed to ipcp_change_tops_to_bottom
1970 (ipcp_callsite_param_print): Renamed to ipcp_print_all_jump_functions
1971 (ipcp_profile_mt_count_print): Renamed to ipcp_print_func_profile_counts
1972 (ipcp_print_func_profile_counts): Changed string from "method" to
1974 (ipcp_profile_cs_count_print): Renamed to ipcp_print_call_profile_counts
1975 (ipcp_profile_edge_print): Renamed to ipcp_print_edge_profiles
1976 (ipcp_profile_bb_print): Renamed to ipcp_print_bb_profiles
1977 (ipcp_structures_print): Renamed to ipcp_print_all_structures
1978 (ipcp_profile_print): Renamed to ipcp_print_profile_data
1979 (ipcp_lat_is_const): Changed parameters and made inline.
1980 (ipcp_replace_map_create): Renamed to ipcp_create_replace_map
1981 (ipcp_redirect): Renamed to ipcp_need_redirect_p
1982 (ipcp_need_redirect_p): Calls ipcp_lat_is_const instead of using
1983 the predicate condition directly
1984 (ipcp_propagate_stage): Added local variable args. Removed local
1985 variable callee. (Both are mere code simplifications.)
1986 (ipcp_method_dont_insert_const): Renamed to
1987 ipcp_node_not_modifiable_p.
1988 (ipcp_node_not_modifiable_p): Made inline.
1989 (ipcp_cloned_create): Renamed to ipcp_init_cloned_node
1990 (ipcp_propagate_const): Renamed to ipcp_propagate_one_const
1991 (ipcp_print_all_lattices): Removed variable cvalue
1992 (ipcp_method_scale_print): Renamed to ipcp_function_scale_print
1995 2008-05-06 Olivier Hainque <hainque@adacore.com>
1997 * tree-sra.c (try_instantiate_multiple_fields): Early return
1998 if field has POINTER_TYPE.
2000 2008-05-06 Kai Tietz <kai.tietz@onevision.com>
2002 * config/i386/i386.c (output_set_got): Fix for x86_64 output_emit_asm
2003 by using 'q' specifier for instruction.
2004 (ix86_file_end): Replaced case TARGET_64BIT_MS_ABI by TARGET_64BIT.
2006 2008-05-06 Anatoly Sokolov <aesok@post.ru>
2008 * config/avr/avr.md (*sbrx_branch, *sbix_branch, *sbix_branch_tmp):
2009 Change mode of zero_extract from QImode to HImode.
2010 (sign bit tests peepholes): (Ditto.).
2012 2008-05-06 Uros Bizjak <ubizjak@gmail.com>
2014 * config/i386/mmx.md: Remove double backslashes from asm templates.
2015 (*mmx_addv2sf3): Rename from mmx_addv2sf3 insn pattern.
2016 (mmx_addv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
2017 to handle nonimmediate operands.
2018 (*mmx_mulv2sf3): Rename from mmx_mulv2sf3 insn pattern.
2019 (mmx_mulv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
2020 to handle nonimmediate operands.
2021 (*mmx_<code>v2sf3_finite): New insn pattern.
2022 (*mmx_<code>v2sf3): Rename from mmx_<code>v2sf3 insn pattern.
2023 (mmx_<code>v2sf3): New expander. Use
2024 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
2025 (mmx_<plusminus_insn><mode>3): New expander. Use
2026 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
2027 (*mmx_<plusminus_insn><mode>3): New insn pattern.
2028 (mmx_add<mode>3): Removed.
2029 (mmx_ssadd<mode>3): Ditto.
2030 (mmx_usadd<mode>3): Ditto.
2031 (mmx_sub<mode>3): Ditto.
2032 (mmx_sssub<mode>3): Ditto.
2033 (mmx_ussub<mode>3): Ditto.
2034 (*mmx_mulv4hi3): Rename from mmx_mulv4hi3 insn pattern.
2035 (mmx_mulv4hi3): New expander. Use ix86_fixup_binary_operands_no_copy
2036 to handle nonimmediate operands.
2037 (*mmx_smulv4hi3_highpart): Rename from mmx_smulv4hi3_highpart
2039 (mmx_smulv4hi3_highpart): New expander. Use
2040 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
2041 (*mmx_umulv4hi3_highpart): Rename from mmx_umulv4hi3_highpart
2043 (mmx_umulv4hi3_highpart): New expander. Use
2044 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
2045 (*mmx_<code>v4hi3): Rename from mmx_<code>v4hi3 insn pattern.
2046 (mmx_<code>v4hi3): New expander. Use
2047 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
2048 (*mmx_<code>v8qi3): Rename from mmx_<code>v8qi3 insn pattern.
2049 (mmx_<code>v8qi3): New expander. Use
2050 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
2051 (*mmx_<code><mode>3): Rename from mmx_<code><mode>3 insn pattern.
2052 (mmx_<code><mode>3): New expander. Use
2053 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
2055 2008-05-05 Jan Hubicka <jh@suse.cz>
2057 PR tree-optimization/36118
2058 * passes.c (pass_init_dump_file): Fix dump header.
2060 2008-05-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
2063 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Don't create
2064 VCE for function decls.
2066 2008-05-05 H.J. Lu <hongjiu.lu@intel.com>
2068 * config/i386/sse.md (sse2_<plusminus_insn><mode>3): Fix a typo.
2070 2008-05-05 H.J. Lu <hongjiu.lu@intel.com>
2072 * config/i386/i386.md (sat_plusminus): New.
2073 (plusminus_insn): Likewise.
2074 (plusminus_mnemonic): Likewise.
2076 (comm): Add ss_plus, us_plus, ss_minus and us_minus.
2077 (*<addsub><mode>3_cc_overflow): Renamed to ...
2078 (*<plusminus_insn><mode>3_cc_overflow): This.
2079 (*<addsub>si3_zext_cc_overflow): Renamed to ...
2080 (*<plusminus_insn>si3_zext_cc_overflow): This.
2082 * config/i386/sse.md (<addsub><mode>3): Renamed to ...
2083 (<plusminus_insn><mode>3): This.
2084 (*<addsub><mode>3): Renamed to ...
2085 (*<plusminus_insn><mode>3): This.
2086 (<sse>_vm<addsub><mode>3): Renamed to ...
2087 (<sse>_vm<plusminus_insn><mode>3): This.
2088 (sse3_h<addsub>v4sf3): Renamed to ...
2089 (sse3_h<plusminus_insn>v4sf3): This.
2090 (sse3_h<addsub>v2df3): Renamed to ...
2091 (sse3_h<plusminus_insn>v2df3): This.
2092 (<plusminus_insn><mode>3): New.
2093 (*<plusminus_insn><mode>3): Likewise.
2094 (sse2_<plusminus_insn><mode>3): Likewise.
2095 (add<mode>): Removed.
2096 (*add<mode>3): Likewise.
2097 (sse2_ssadd<mode>3): Likewise.
2098 (sse2_usadd<mode>3): Likewise.
2099 (sub<mode>3): Likewise.
2100 (*sub<mode>3): Likewise.
2101 (sse2_sssub<mode>3): Likewise.
2102 (sse2_ussub<mode>3): Likewise.
2104 2008-05-05 Benjamin Kosnik <bkoz@redhat.com>
2106 * gthr-single.h: Add in required interface elements as per gthr.h.
2107 Add stub types for __gthread_key_t, __gthread_once_t. Add defines
2108 for __GTHREAD_ONCE_INIT, __GTHREAD_RECURSIVE_MUTEX_INIT.
2109 Generalize UNUSED macro.
2110 (__gthread_once): Add.
2111 (__gthread_key_create): Add.
2112 (__gthread_key_delete): Add.
2113 (__gthread_getspecific): Add.
2114 (__gthread_setspecific): Add.
2116 2008-05-05 Andrew Pinski <Andrew.Pinski@playstation.sony.com>
2118 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): If we have
2119 the same size types for the indirect reference on the rhs, then
2122 2008-05-05 Uros Bizjak <ubizjak@gmail.com>
2124 * config/i386/i386.md
2125 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit): Use only
2126 one insn template instead of template series.
2127 (*xordi_1_rex64): Ditto.
2128 (*xordi_2_rex64): Ditto.
2130 2008-05-05 Ira Rosen <irar@il.ibm.com>
2132 PR tree-optimization/36119
2133 * tree-vect-transform.c (vectorizable_assignment): Set NCOPIES to 1
2136 2008-06-04 Jan Hubicka <jh@suse.cz>
2138 tree-optimization/36100
2139 * tree-pass.h (pass_O0_always_inline): Declare.
2140 * ipa-inline.c (inline_transform): Remove dead code.
2141 (cgraph_gate_O0_always_inline, cgraph_O0_always_inline,
2142 pass_O0_always_inline): New.
2143 * passes.c (init_optimization_passes): Add pass_O0_always_inline.
2145 2008-05-04 Kai Tietz <kai.tietz@onevision.com>
2147 * config/i386/i386.c (x86_output_mi_thunk): Use movq alternative
2148 mnemonic in this_param move for TARGET_64BIT.
2150 2008-05-04 Uros Bizjak <ubizjak@gmail.com>
2152 * config/i386/i386.md (*strmovsi_1): Simplify asm alternatives.
2153 (*strmovsi_rex_1): Ditto.
2154 (*strsetsi_1): Ditto.
2155 (*strsetsi_rex_1): Ditto.
2157 (add<mode>cc): Macroize expander from addqicc, addhicc, addsicc and
2158 adddicc expanders using SWI mode iterator.
2160 2008-05-04 H.J. Lu <hongjiu.lu@intel.com>
2163 * config/i386/i386.c (ix86_expand_special_args_builtin): Remove three
2166 2008-05-04 David S. Miller <davem@davemloft.net>
2168 * config.gcc (sparc*-*-*): Always set need_64bit_hwint to yes.
2169 (sparc*-*-linux*): Use linux.h in tm_file.
2170 (sparc-*-linux*): If 'enabled_targets' is 'all', build a bi-arch
2171 compiler defaulting to 32-bit.
2172 (sparc*-*-*): Remove explicit target settings of need_64bit_hwint,
2174 * config/sparc/linux.h: Remove definitions now obtained
2175 properly from linux.h
2176 * config/sparc/linux64.h: Likewise.
2177 (ASM_CPU_DEFAULT_SPEC): Change this to ASM_CPU64_DEFAULT_SPEC, we
2178 don't want this setting for 32-bit builds in a biarch compiler.
2179 * doc/install.texi: Add sparc-linux to list of targets
2180 supporting --enable-targets=all.
2182 2008-05-03 Andrew Pinski <pinskia@gmail.com>
2184 * Makefile.in (tree-ssa-phiprop.o): Fix dependencies.
2186 2008-05-03 H.J. Lu <hongjiu.lu@intel.com>
2188 * config/i386/i386.c (ix86_builtin_type): Move V4SI_FTYPE_V4SF
2189 after V4SI_FTYPE_V8HI.
2190 (ix86_init_mmx_sse_builtins): Move case V4HI_FTYPE_V4HI after
2191 case V4SI_FTYPE_V2DF.
2193 2008-05-03 Kenneth Zadeck <zadeck@naturalbridge.com>
2195 * doc/invoke.texi (max-flow-memory-locations): Removed.
2196 * params.def (PARAM_MAX_FLOW_MEMORY_LOCATIONS): Removed.
2198 2008-05-03 Richard Guenther <rguenther@suse.de>
2201 * opts.c (set_Wstrict_aliasing): Handle the turn-off case.
2203 2008-05-02 David S. Miller <davem@davemloft.net>
2205 * config.gcc (need_64bit_hwint): Document libcpp dependency.
2207 2008-05-02 Simon Baldwin <simonb@google.com>
2210 * c-common.h (warn_array_subscript_range): Removed.
2211 * c-common.c (warn_array_subscript_range): Ditto.
2212 * tree-vrp.c (check_array_ref): Revert to ignoring arrays with size 2.
2213 * c-typeck.c (build_array_ref): Remove warn_array_subscript_range.
2215 2008-05-02 H.J. Lu <hongjiu.lu@intel.com>
2217 * config/i386/i386.c (ix86_special_builtin_type): New.
2218 (bdesc_special_args): Likewise.
2219 (ix86_expand_special_args_builtin): Likewise.
2220 (ix86_init_mmx_sse_builtins): Updated.
2221 (ix86_expand_builtin): Updated.
2222 (ix86_expand_store_builtin): Removed.
2223 (ix86_expand_unop_builtin): Likewise.
2225 * config/i386/mm3dnow.h (__v2sf): Moved to ...
2226 * config/i386/mmintrin.h (__v2sf): Here.
2228 * config/i386/xmmintrin.h (_mm_loadh_pi): Replace __v2si with
2230 (_mm_loadl_pi): Likewise.
2231 (_mm_storeh_pi): Replace __v2si with __v2sf.
2232 (_mm_storel_pi): Likewise.
2234 * doc/extend.texi: Correct __builtin_ia32_loadhps,
2235 __builtin_ia32_loadlps, __builtin_ia32_storehps,
2236 __builtin_ia32_storelps, __builtin_ia32_loadhpd and
2237 __builtin_ia32_loadlpd.
2239 2008-05-02 H.J. Lu <hongjiu.lu@intel.com>
2241 * config/i386/i386.c (ix86_builtin_type): Add FLOAT_FTYPE_FLOAT,
2242 V4SF_FTYPE_V4SF_VEC_MERGE and V2DF_FTYPE_V2DF_VEC_MERGE.
2243 (bdesc_args): Updated. Add scalar SSE builtins with vec_merge.
2244 (ix86_init_mmx_sse_builtins): Updated.
2245 (ix86_expand_args_builtin): Likewise.
2246 (ix86_expand_builtin): Likewise.
2247 (ix86_expand_unop1_builtin): Renamed to ...
2248 (ix86_expand_unop_vec_merge_builtin): This.
2250 2008-05-01 Jan Hubicka <jh@suse.cz>
2253 * ipa-inline.c (inline_generate_summary): Make static.
2254 (inline_transform): Do not call inlining at -O0; make static.
2255 * passes.c (execute_todo): Add sanity check.
2256 (execute_one_ipa_transform_pass): Execute proper flags.
2258 2008-05-01 Eric Botcazou <ebotcazou@adacore.com>
2260 * tree.h (TYPE_NONALIASED_COMPONENT): Expand comment.
2261 (DECL_NONADDRESSABLE_P): Likewise.
2262 * alias.c (record_component_aliases): Fix comment.
2264 2008-05-01 Simon Baldwin <simonb@google.com>
2266 * c-common.h (warn_array_subscript_range): New function.
2267 * c-common.c (warn_array_subscript_range): Ditto.
2268 * tree-vrp.c (check_array_ref): Corrected code to agree with
2269 comment, ignoring only arrays of size 0 or size 1.
2270 * c-typeck.c (build_array_ref): Call warn_array_subscript_range.
2272 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
2274 * config/i386/i386.c (ix86_builtin_type): Replace
2275 DI_FTYPE_DI_DI_INT with V1DI2DI_FTYPE_V1DI_V1DI_INT.
2276 (bdesc_args): Updated.
2277 (ix86_init_mmx_sse_builtins): Likewise.
2278 (ix86_expand_args_builtin): Likewise.
2280 * config/i386/tmmintrin.h (_mm_alignr_pi8): Replace long long
2283 * doc/extend.texi: Correct __builtin_ia32_palignr.
2285 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
2288 * config/i386/i386.c (bdesc_crc32): Removed.
2289 (ix86_expand_crc32): Likewise.
2290 (ix86_builtin_type): Replace V2DI2TI_FTYPE_V2DI2TI_INT with
2291 V2DI2TI_FTYPE_V2DI_INT, V2DI2TI_FTYPE_V2DI2TI_V2DI2TI_INT with
2292 V2DI2TI_FTYPE_V2DI_V2DI_INT. Add UINT64_FTYPE_UINT64_UINT64,
2293 UINT_FTYPE_UINT_UINT, UINT_FTYPE_UINT_USHORT and
2294 UINT_FTYPE_UINT_UCHAR.
2295 (bdesc_args): Updated. Add crc32 builtins.
2296 (ix86_init_mmx_sse_builtins): Updated.
2297 (ix86_expand_args_builtin): Updated to support subreg.
2299 * doc/extend.texi: Correct __builtin_ia32_crc32di.
2301 2008-05-01 Jan Hubicka <jh@suse.cz>
2303 * tree-pass.h (opt_pass): Add IPA_PASS.
2304 (varpool_node, cgraph_node): Forward declare.
2305 (ipa_opt_pass): Define.
2306 (pass_ipa_inline): Turn into ipa_opt_pass.
2307 (pass_apply_inline): Remove.
2308 * ipa-inline.c (pass_ipa_inline): Turn into ipa_opt_pass.
2309 (apply_inline): Turn into ....
2310 (inline_transform): ... this one.
2311 (inline_generate_summary): New function.
2312 (pass_apply_inline): Remove.
2313 * function.h (ipa_opt_pass): Forward declare structure; typedef;
2315 (struct function): Add ipa_transforms_to_apply.
2316 * passes.c (register_one_dump_file): Work on IPA_PASS.
2317 (init_optimization_passes): Remove pass_inline_parameters and
2319 (pass_init_dump_file, pass_fini_dump_file): Break out from ....
2320 (execute_one_pass) ... here; apply transforms when possible.
2321 (add_ipa_transform_pass, execute_ipa_summary_asses,
2322 execute_one_ipa_transform_pass): New.
2323 (execute_ipa_pass_list): Update for IPA_PASS type.
2325 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
2327 * config/i386/i386.c (ix86_builtin_type): Add
2328 V2DI_FTYPE_V2DI_V16QI, V2DI_FTYPE_V2DI_UINT_UINT and
2329 V2DI_FTYPE_V2DI_V2DI_UINT_UINT.
2330 (bdesc_args): Add SSE4a builtins.
2331 (ix86_init_mmx_sse_builtins): Updated.
2332 (ix86_expand_args_builtin): Likewise.
2333 (ix86_expand_builtin): Likewise.
2335 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
2337 * config/i386/i386.c (ix86_builtin_type): Add
2338 V8HI_FTYPE_V8HI_V8HI_COUNT, V8HI_FTYPE_V8HI_SI_COUNT,
2339 V4SI_FTYPE_V4SI_V4SI_COUNT, V4SI_FTYPE_V4SI_SI_COUNT,
2340 V4HI_FTYPE_V4HI_V4HI_COUNT, V4HI_FTYPE_V4HI_SI_COUNT,
2341 V2DI_FTYPE_V2DI_V2DI_COUNT, V2DI_FTYPE_V2DI_SI_COUNT,
2342 V2SI_FTYPE_V2SI_V2SI_COUNT, V2SI_FTYPE_V2SI_SI_COUNT,
2343 V1DI_FTYPE_V1DI_V1DI_COUNT, V1DI_FTYPE_V1DI_SI_COUNT,
2344 V8HI_FTYPE_V8HI_INT, V4SI_FTYPE_V4SI_INT, V4HI_FTYPE_V4HI_INT,
2345 V2DI2TI_FTYPE_V2DI2TI_INT, V2DI2TI_FTYPE_V2DI2TI_V2DI2TI_INT
2346 and DI_FTYPE_DI_DI_INT.
2347 (bdesc_args): Add MMX/SSE shift, shuffle and palignr builtins.
2348 (ix86_init_mmx_sse_builtins): Updated.
2349 (ix86_expand_args_builtin): Likewise.
2350 (ix86_expand_builtin): Likewise.
2351 (ix86_expand_binop_imm_builtin): Removed.
2353 * doc/extend.texi: Correct __builtin_ia32_palignr128.
2355 2008-04-30 Richard Guenther <rguenther@suse.de>
2357 PR tree-optimization/32921
2358 * tree-ssa-loop-im.c (mem_refs_may_alias_p): Disambiguate with TBAA.
2360 2008-04-30 Richard Sandiford <rsandifo@nildram.co.uk>
2362 * config/arm/arm.c (arm_unwind_emit): Use
2363 crtl->all_throwers_are_sibcalls instead of
2364 cfun->all_throwers_are_sibcalls.
2365 (arm_output_fn_unwind): Likewise.
2366 * config/frv/frv.c (frv_stack_info): Use crtl->uses_pic_offset_table
2367 instead of cfun->uses_pic_offset_table.
2368 (frv_expand_prologue): Likewise.
2369 (frv_frame_pointer_required): Likewise.
2370 (frv_expand_fdpic_call): Likewise.
2371 (frv_emit_movsi): Likewise.
2372 * config/iq2000/iq2000.c (iq2000_expand_prologue): Use
2373 cfun->returns_pcc_struct instead of
2374 current_function_returns_pcc_struct.
2375 * config/m32c/m32c.c (need_to_save): Use crtl->calls_eh_return
2376 instead of cfun->calls_eh_return.
2377 (m32c_pushm_popm): Likewise.
2378 * config/xtensa/xtensa.h (cfun->calls_alloca): Remove bogus
2379 "extern" declaration.
2381 2008-04-30 Richard Guenther <rguenther@suse.de>
2383 PR tree-optimization/21636
2384 * tree-ssa-ccp.c (ccp_fold): Handle &p->x with p being a
2386 (evaluate_stmt): Print the likely value.
2387 (ccp_visit_stmt): Avoid excessive vertical spacing.
2389 2008-04-30 Rafael Espindola <espindola@google.com>
2391 * builtins.c (fold_call_expr): Return realret.
2392 * tree-ssa-threadedge.c
2393 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
2394 __builtin_object_size.
2396 2008-04-30 Seongbae Park <seongbae.park@gmail.com>
2398 * gcc.c (wrapper_string): New variable.
2399 (insert_wrapper): New function.
2400 (execute): New option -wrapper.
2401 * doc/invoke.texi (Overall Options): New driver option -wrapper.
2403 2008-04-30 Nathan Froyd <froydnj@codesourcery.com>
2405 * config/rs6000/crtresgpr.asm, config/rs6000/crtresxgpr.asm,
2406 config/rs6000/crtsavgpr.asm, config/rs6000/crtresfpr.asm,
2407 config/rs6000/crtresxfpr.asm, config/rs6000/crtsavfpr.asm: Break out
2409 * config/rs6000/crtsavres.asm: ...here. Remove unneeded file.
2410 * config/rs6000/e500crtres32gpr.asm, config/rs6000/e500crtres64gpr.asm,
2411 config/rs6000/e500crtres64gprctr.asm,
2412 config/rs6000/e500crtrest32gpr.asm, config/rs6000/e500crtrest64gpr.asm,
2413 config/rs6000/e500crtresx32gpr.asm, config/rs6000/e500crtresx64gpr.asm,
2414 config/rs6000/e500crtsav32gpr.asm, config/rs6000/e500crtsav64gpr.asm,
2415 config/rs6000/e500crtsav64gprctr.asm,
2416 config/rs6000/e500crtsavg32gpr.asm, config/rs6000/e500crtsavg64gpr.asm,
2417 config/rs6000/e500crtsavg64gprctr.asm: New files.
2418 * config/rs6000/t-ppccomm: Add build rules for new files.
2419 (LIB2FUNCS_STATIC_EXTRA): Add new files.
2420 * config/rs6000/t-netbsd: Add build rules for new files.
2421 (LIB2FUNCS_STATIC_EXTRA): New variable.
2422 * config/rs6000/sysv4.h (ENDFILE_SPEC): Don't include crtsavres.o
2423 (CRTSAVRES_DEFAULT_SPEC): Likewise.
2424 * config/rs6000/netbsd.h (ENDFILE_SPEC): Likewise.
2426 2008-04-30 H.J. Lu <hongjiu.lu@intel.com>
2428 * config/i386/i386.c (ix86_builtin_type): Add
2429 FLOAT128_FTYPE_FLOAT128_FLOAT128, V16QI_FTYPE_V16QI_V16QI,
2430 V16QI_FTYPE_V8HI_V8HI, V8QI_FTYPE_V8QI_V8QI,
2431 V8QI_FTYPE_V4HI_V4HI, V8HI_FTYPE_V8HI_V8HI,
2432 V8HI_FTYPE_V16QI_V16QI, V8HI_FTYPE_V4SI_V4SI,
2433 V4SI_FTYPE_V4SI_V4SI, V4SI_FTYPE_V8HI_V8HI,
2434 V4SI_FTYPE_V4SF_V4SF, V4SI_FTYPE_V2DF_V2DF,
2435 V4HI_FTYPE_V4HI_V4HI, V4HI_FTYPE_V8QI_V8QI,
2436 V4HI_FTYPE_V2SI_V2SI, V4SF_FTYPE_V4SF_V4SF,
2437 V4SF_FTYPE_V4SF_V4SF_SWAP, V4SF_FTYPE_V4SF_V2SI,
2438 V4SF_FTYPE_V4SF_V2DF, V4SF_FTYPE_V4SF_DI,
2439 V4SF_FTYPE_V4SF_SI, V2DI_FTYPE_V2DI_V2DI,
2440 V2DI_FTYPE_V16QI_V16QI, V2DI_FTYPE_V4SI_V4SI,
2441 V2DI_FTYPE_V2DF_V2DF, V2SI_FTYPE_V2SI_V2SI,
2442 V2SI_FTYPE_V4HI_V4HI, V2SI_FTYPE_V2SF_V2SF,
2443 V2DF_FTYPE_V2DF_V2DF, V2DF_FTYPE_V2DF_V2DF_SWAP,
2444 V2DF_FTYPE_V2DF_V4SF, V2DF_FTYPE_V2DF_DI,
2445 V2DF_FTYPE_V2DF_SI, V2SF_FTYPE_V2SF_V2SF,
2446 V1DI_FTYPE_V1DI_V1DI, V1DI_FTYPE_V8QI_V8QI and
2447 V1DI_FTYPE_V2SI_V2SI.
2448 (bdesc_2arg): Moved to ...
2450 (ix86_init_mmx_sse_builtins): Updated.
2451 (ix86_expand_args_builtin): Updated. Take a pointer
2452 to const struct builtin_description. Handle comparison
2454 (ix86_expand_sse_compare): Take a new argument for swapping operands.
2455 (ix86_expand_builtin): Updated.
2457 * config/i386/sse.md (ssse3_pmaddubswv8hi3): Renamed to ...
2458 (ssse3_pmaddubsw128): This.
2459 (ssse3_pmaddubswv4hi3): Renamed to ...
2460 (ssse3_pmaddubsw): This.
2462 * doc/extend.texi (__builtin_ia32_packsswb128): Correct prototype.
2463 (__builtin_ia32_packssdw128): Likewise.
2464 (__builtin_ia32_packuswb128): Likewise.
2465 (__builtin_ia32_pmaddubsw): Likewise.
2466 (__builtin_ia32_pmaddubsw128): Likewise.
2468 2008-04-30 Richard Guenther <rguenther@suse.de>
2470 PR tree-optimization/14847
2471 * tree-ssa-ifcombine.c (get_name_for_bit_test): New helper function.
2472 (recognize_bits_test): Use it.
2473 (recognize_single_bit_test): Likewise.
2475 2008-04-30 Martin Jambor <mjambor@suse.cz>
2477 * ipa-cp.c (ipcp_init_stage): Calls ipa_set_called_with_variable_arg
2478 instead of setting number of formal parameters to zero.
2479 (ipcp_init_stage): Do not set the number of actual parameters to zero
2481 (ipcp_propagate_stage): Explicitly skipping all calls to nodes
2482 which are called with variable number of arguments.
2483 (ipcp_insert_stage): Explicitely skipping all nodes which are
2484 called with variable number of arguments.
2485 (ipcp_callsite_param_print): Skipps callsites to nodes with varaible
2486 number of parameters.
2488 * ipa-prop.h (struct ipa_node_params): Added flag
2489 called_with_var_arguments
2490 (ipa_set_param_count): Added. Changed sole setter to use it.
2491 (ipa_get_param_count): Added. All readers of param_count
2492 converted to use it instead.
2493 (ipa_set_called_with_variable_arg): Added.
2494 (ipa_is_called_with_var_arguments): Added.
2495 (ipa_get_ith_param): Added. All readers of param_decls converted
2497 (ipa_set_cs_argument_count): Added, sole writer to argument_count
2499 (ipa_get_cs_argument_count): Added, all readers of argument_count
2501 (ipa_get_ith_jump_func): Added. Accessors of jump values changed
2504 * ipa-prop.h (struct ipcp_formal): Renamed to ipcp_lattice
2505 (struct ipcp_lattice): Renamed cval_type to type
2506 (struct ipa_node_params): ipcp_cval renamed to ipcp_lattices
2508 * ipa-cp.c (ipcp_cval_get_cvalue): Changed return value to tree
2509 (ipcp_cval_set_cvalue): Changed type of parameter value to tree
2510 (ipcp_insert_stage): Changed the type of variable cvalue to tree
2511 (ipcp_replace_map_create): Changed the type of parameter cvalue to tree
2512 (build_const_val): Changed the type of parameter cvalue to tree
2513 (ipcp_propagate_const): Changed the type of parameter cvalue to tree
2514 (ipcp_method_cval_set_cvalue_type): Renamed parameter cval_type1 to type
2516 * ipa-prop.h (struct ipcp_formal): Replaced cvalue with tree called
2519 * ipa-prop.c (ipa_methodlist_init): Renamed to ipa_init_func_list
2520 (ipa_methodlist_not_empty): Removed, the sole user now checks directly
2521 (ipa_add_method): Renamed to ipa_push_func_to_list
2522 (ipa_remove_method): Renamed to ipa_pop_func_from_list
2523 (ipa_callsite_param_count): Removed.
2524 (ipa_callsite_param_count_set): Removed.
2525 (ipa_callsite_param): Removed.
2526 (ipa_callsite_callee): Removed.
2527 (ipa_callsite_compute_param): Renamed to ipa_compute_jump_functions
2528 (ipa_callsite_compute_count): Renamed to ipa_count_arguments
2529 (ipa_method_formal_count): Removed.
2530 (ipa_method_formal_count_set): Removed.
2531 (ipa_method_get_tree): Removed.
2532 (ipa_method_tree_map_create): Removed.
2533 (ipa_method_compute_tree_map): Renamed to ipa_create_param_decls_array
2534 (ipa_create_param_decls_array): Creates the array itself
2535 (ipa_create_param_decls_array): Temporary variable info instead of
2537 (ipa_method_formal_compute_count): Renamed to ipa_count_formal_params
2538 (ipa_method_compute_modify): Renamed to ipa_detect_param_modifications
2539 (get_type): Removed.
2540 (ipa_jf_get_info_type): Removed.
2541 (ipa_node_create): Renamed to ipa_create_node_params
2542 (ipa_free): Renamed to ipa_free_all_node_params
2543 (ipa_nodes_create): Renamed to ipa_create_all_node_params
2544 (ipa_edges_create): Renamed to ipa_create_all_edge_args
2545 (ipa_edges_free): Renamed to ipa_free_all_edge_args
2546 (ipa_nodes_free): Integrated into ipa_free_all_node_params and removed
2547 (ipa_free_all_node_params): Deallocation to jump_functions moved to
2548 ipa_free_all_edge_args
2549 (ipa_method_tree_print): Renamed to ipa_print_all_tree_maps
2550 (ipa_method_modify_print): Renamed to ipa_print_all_params_modified
2551 (ipa_create_methodlist_node): Removed.
2552 (ipa_methodlist_method): Removed.
2553 (ipa_methodlist_method_set): Removed.
2554 (ipa_methodlist_next_method): Removed.
2555 (ipa_methodlist_next_method_set): Removed.
2556 (ipa_method_is_modified): Removed.
2557 (ipa_method_modify_create): Removed.
2558 (ipa_method_modify_init): Temporary variable info instead of a few
2560 (ipa_detect_param_modifications): Temporary variable info instead of
2562 (ipa_compute_jump_functions): Temporary variable info instead of
2564 (ipa_method_modify_set): Removed.
2565 (ipa_method_tree_map): Renamed to ipa_get_param_decl_index
2566 (ipa_get_param_decl_index): Now accepts struct ipa_node_params rather
2567 than craph_node as the first parameter.
2568 (ipa_method_modify_stmt): Renamed to ipa_check_stmt_modifications
2569 (ipa_method_modify_init): Removed.
2570 (ipa_compute_jump_functions): Added a temp variable instead of
2571 repeatadly dereferencing the cgraph_edge.aux pointer
2572 (ipa_callsite_param_set_type): Removed.
2573 (ipa_compute_jump_functions): i renamed to index and moved to
2575 (ipa_callsite_param_set_info_type_formal): Removed.
2576 (ipa_callsite_param_set_info_type): Removed.
2577 (ipa_callsite_param_map_create): Removed.
2578 (ipa_callsite_tree): Removed.
2579 (ipa_callsite_caller): Removed.
2580 (ipa_pop_func_from_list): return_method removed to return_func
2582 * ipa-prop.h (enum cvalue_type): Renamed to ipa_lattice_type,
2583 prefixed all values with IPA_. Changed all users.
2584 (enum jump_func_type): Rnamed UNKNOWN_IPATYPE to IPA_UNKNOWN,
2585 CONST_IPATYPE to IPA_CONST, CONST_IPATYPE_REF to IPA_CONST_REF
2586 and FORMAL_IPATYPE IPA_PASS_THROUGH.
2587 (union parameter_info): Renamed to jump_func_value.
2588 (union jump_func_value): Renamed value to constant
2589 (struct ipa_jump_func): Renamed info_type to value
2590 (struct ipa_node): Renamed to ipa_node_params
2591 (struct ipa_node_params): Renamed ipa_arg_num to param_count
2592 (struct ipa_node_params): Renamed ipa_param_tree to param_decls
2593 (struct ipa_node_params): Renamed ipa_mod to modified_flags
2594 (struct ipa_edge): Renamed to ipa_edge_args
2595 (struct ipa_edge_args): Renamed ipa_param_num to argument_count
2596 (struct ipa_edge_args): Renamed ipa_param_map to jump_functions
2597 (struct ipa_methodlist): Renamed to ipa_func_list
2598 (struct ipa_func_list): method_p renamed to node, next_method
2600 (ipa_methodlist_p): Removed, switched all users to struct pointer
2601 (IS_VALID_TREE_MAP_INDEX): Renamed to IS_VALID_JUMP_FUNC_INDEX
2603 2008-04-30 Alan Modra <amodra@bigpond.net.au>
2605 * config/rs6000/rs6000.c (ALWAYS_RESTORE_ALTIVEC_BEFORE_POP): Define.
2606 (rs6000_emit_epilogue): Use backchain to restore only when we
2607 have a large frame. Make use of frame pointer to restore if we
2608 have one. Handle ALWAYS_RESTORE_ALTIVEC_BEFORE_POP.
2610 2008-04-29 Paolo Bonzini <bonzini@gnu.org>
2612 * config/avr/avr.md (*sbrx_branch, *sbix_branch, *sbix_branch_tmp):
2613 Add mode to zero_extract.
2614 (sign bit tests peepholes): (Ditto.).
2616 2008-04-29 H.J. Lu <hongjiu.lu@intel.com>
2618 * config/i386/i386.c (ix86_builtins): Replace Prescott New
2619 Instructions in comments with SSE3.
2620 (ix86_builtin_type): This. Add FLOAT128_FTYPE_FLOAT128,
2621 INT64_FTYPE_V4SF, INT64_FTYPE_V2DF, INT_FTYPE_V16QI,
2622 INT_FTYPE_V8QI, INT_FTYPE_V4SF, INT_FTYPE_V2DF,
2623 V16QI_FTYPE_V16QI, V8HI_FTYPE_V8HI, V8HI_FTYPE_V16QI,
2624 V8QI_FTYPE_V8QI, V4SI_FTYPE_V4SI, V4SI_FTYPE_V16QI,
2625 V4SI_FTYPE_V4SF, V4SI_FTYPE_V8HI, V4SI_FTYPE_V2DF,
2626 V4HI_FTYPE_V4HI, V4SF_FTYPE_V4SF, V4SF_FTYPE_V4SI,
2627 V4SF_FTYPE_V2DF, V2DI_FTYPE_V2DI, V2DI_FTYPE_V16QI,
2628 V2DI_FTYPE_V8HI, V2DI_FTYPE_V4SI, V2DF_FTYPE_V2DF,
2629 V2DF_FTYPE_V4SI, V2DF_FTYPE_V4SF, V2DF_FTYPE_V2SI,
2630 V2SI_FTYPE_V2SI, V2SI_FTYPE_V4SF, V2SI_FTYPE_V2SF,
2631 V2SI_FTYPE_V2DF, V2SF_FTYPE_V2SF and V2SF_FTYPE_V2SI.
2632 (bdesc_sse_args): Renamed to ...
2633 (bdesc_args): This. Add IX86_BUILTIN_PF2ID, IX86_BUILTIN_PFRCP,
2634 IX86_BUILTIN_PFRSQRT, IX86_BUILTIN_PI2FD, IX86_BUILTIN_PF2IW,
2635 IX86_BUILTIN_PSWAPDSI, IX86_BUILTIN_PSWAPDSF and
2637 (bdesc_1arg): Moved to ...
2639 (ix86_init_mmx_sse_builtins): Updated. Replace Prescott New
2640 Instructions in comments with SSE3.
2641 (ix86_expand_sse_operands_builtin): Renamed to ...
2642 (ix86_expand_args_builtin): This. Updated.
2643 (ix86_expand_unop1_builtin): Update comments.
2644 (ix86_expand_builtin): Updated.
2646 2008-04-29 Richard Guenther <rguenther@suse.de>
2648 PR tree-optimization/36078
2649 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely):
2650 Update virtual SSA form after cleaning up the CFG.
2652 2008-04-29 Richard Guenther <rguenther@suse.de>
2655 * fold-const.c (fold_binary): Fold (A + A) * C to A * 2*C.
2657 2008-04-29 Richard Guenther <rguenther@suse.de>
2659 * tree-ssa-alias.c (finalize_ref_all_pointers): Remove.
2660 (compute_may_aliases): Do not call finalize_ref_all_pointers.
2661 (compute_flow_insensitive_aliasing): Do not treat
2662 PTR_IS_REF_ALL pointers special.
2663 (get_smt_for): Likewise.
2664 (may_alias_p): Re-structure.
2665 (is_escape_site): A ref-all pointer conversion is not an escape site.
2666 * tree-ssa-structalias.c (find_what_p_points_to): Do not treat
2667 PTR_IS_REF_ALL pointers special.
2668 * tree-ssa-structalias.h (struct alias_info): Remove
2669 ref_all_symbol_mem_tag field.
2670 (PTR_IS_REF_ALL): Remove.
2672 2008-04-29 Richard Guenther <rguenther@suse.de>
2675 * fold-const.c (extract_muldiv_1): In combining division constants
2676 make sure to never overflow.
2678 2008-04-29 Nick Clifton <nickc@redhat.com>
2680 * doc/tm.texi (RETURN_ADDR_RTX): Fix typo.
2682 2008-04-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2685 * optc-gen.awk: Work around HP-UX/IA awk bug.
2687 2008-04-28 Danny Smith <dannysmith@users.sourceforge.net>
2689 * config/i386/cygming-crtend.c (register_frame_ctor): Revert my
2692 2008-04-28 Uros Bizjak <ubizjak@gmail.com>
2695 * config/i386/i386.md
2696 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit):
2697 Change operand 1 predicate to nonimmediate_operand.
2699 2008-04-28 Jakub Jelinek <jakub@redhat.com>
2702 * dwarf2out.c (struct die_struct): Mark as chain_circular through
2704 * gengtype.c (walk_type, write_func_for_structure): Handle
2706 * doc/gty.texi: Document chain_circular.
2708 2008-04-28 Richard Guenther <rguenther@suse.de>
2710 PR tree-optimization/36066
2711 * tree-vrp.c (execute_vrp): Cleanup the CFG only after finalizing
2714 2008-04-28 Uros Bizjak <ubizjak@gmail.com>
2717 * config/i386/i386.md
2718 (floatdi<X87MODEF:mode>2_i387_with_xmm splitters):
2719 Use match_scratch instead of match_operand for operands 3 and 4.
2721 2008-04-27 Richard Guenther <rguenther@suse.de>
2723 PR tree-optimization/18754
2724 PR tree-optimization/34223
2725 * tree-pass.h (pass_complete_unrolli): Declare.
2726 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Print
2727 loop size before and after unconditionally of UL_NO_GROWTH in effect.
2728 Rewrite loop into loop closed SSA form if it is not already.
2729 (tree_unroll_loops_completely): Re-structure to iterate over
2730 innermost loops with intermediate CFG cleanups.
2731 Unroll outermost loops only if requested or the code does not grow
2733 * tree-ssa-loop.c (gate_tree_vectorize): Don't shortcut if no
2734 loops are available.
2735 (tree_vectorize): Instead do so here.
2736 (tree_complete_unroll): Also unroll outermost loops.
2737 (tree_complete_unroll_inner): New function.
2738 (gate_tree_complete_unroll_inner): Likewise.
2739 (pass_complete_unrolli): New pass.
2740 * tree-ssa-loop-manip.c (find_uses_to_rename_use): Only record
2741 uses outside of the loop.
2742 (tree_duplicate_loop_to_header_edge): Only verify loop-closed SSA
2743 form if it is available.
2744 * tree-flow.h (tree_unroll_loops_completely): Add extra parameter.
2745 * passes.c (init_optimization_passes): Schedule complete inner
2746 loop unrolling pass before the first CCP pass after final inlining.
2748 2008-04-27 Nathan Sidwell <nathan@codesourcery.com>
2750 * targhooks.h (default_emutls_var_fields,
2751 default_emutls_var_init): Declare.
2752 * tree.h (DECL_THREAD_LOCAL): Compare against TLS_MODEL_REAL.
2753 * target.h (struct gcc_target): Add struct emutls member.
2754 * target-def.h (TARGET_EMUTLS_GET_ADDRESS,
2755 TARGET_EMUTLS_REGISTER_COMMON, TARGET_EMUTLS_VAR_SECTION,
2756 TARGET_EMUTLS_TMPL_SECTION, TARGET_EMUTLS_VAR_PREFIX,
2757 TARGET_EMUTLS_TMPL_PREFIX, TARGET_EMUTLS_VAR_FIELDS,
2758 TARGET_EMUTLS_VAR_INIT, TARGET_EMUTLS_DEBUG_FORM_TLS_ADDRESS,
2759 TARGET_EMUTLS_VAR_ALIGN_FIXED, TARGET_EMUTLS): New.
2760 (TARGET_INITIALIZER): Add TARGET_EMUTLS.
2761 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS,
2762 BUILT_IN_EMUTLS_REGISTER_COMMON): Get name from targetm structure.
2763 * dwarf2out.c (loc_descriptor_from_tree_1): Check if emutls can
2764 emit debug information.
2765 * coretypes.h (tls_model): Add TLS_MODEL_EMULATED, TLS_MODEL_REAL.
2766 * varasm.c: Include targhooks.h.
2767 (emutls_object_section, emutls_tmpl_section): New.
2768 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): Remove.
2769 (EMUTLS_SEPARATOR): New.
2771 (get_emutls_object_name): New.
2772 (default_emutls_var_fields): New, broken out of ...
2773 (get_emutls_object_type): ... here. Adjust to use target hooks.
2774 (get_emutls_init_templ_addr): Adjust to use target hooks.
2775 (emutls_decl): Adjust to use target hooks.
2776 (emutls_finish): Likewise.
2777 (default_emutls_var_init): New, broken out of ...
2778 (assemble_variable): ... here. Adjust to use target hooks.
2779 * output.h (enum section_category): Add SECCAT_EMUTLS_VAR,
2781 * c-common.c (handle_section_attribute): Prevent overriding
2782 sections for emulated tls with special sections.
2783 * config/i386/i386.c (x86_64_elf_select_section): Add
2784 SECCAT_EMUTLS_VAR and SECCAT_EMUTLS_TMPL.
2785 (x86_64_elf_unique_section): Likewise.
2786 * config/vxworks.c: Include tree.h.
2787 (vxworks_emutls_var_fields, vxworks_emutls_var_init): New.
2788 (vxworks_override_options): Set TLS scheme.
2789 * doc/tm.texi (Emulated TLS): New node.
2791 2008-04-26 Simon Baldwin <simonb@google.com>
2794 * builtins.c (c_strlen): Suppressed multiple warnings that can occur
2795 with propagated string constants.
2797 2008-04-26 Uros Bizjak <ubizjak@gmail.com>
2799 * config/i386/i386.md (fix_trunc<mode>_i387_fisttp_with_temp): Use 'X'
2800 constraint for operand 2 when operand 0 is memory operand.
2801 (fix_truncdi_i387_with_temp): : Use 'X' constraint for operand 4 when
2802 operand 0 is memory operand.
2803 (fix_trunc<mode>_i387_with_temp): Ditto.
2804 (*floatsi<mode>2_vector_mixed_with_temp): Use 'X' constraint for
2805 operand 2 when operand 1 is memory operand.
2806 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_with_temp): Ditto.
2807 (*floatsi<mode>2_vector_sse_with_temp): Ditto.
2808 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_with_temp): Ditto.
2809 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
2810 (floatdi<X87MODEF:mode>2_i387_with_xmm): Use 'X' constraint for
2811 operands 2,3 and 4 when operand 1 is memory operand.
2812 (fistdi2_with_temp): Use 'X' constraint for operand 2 when operand 0
2814 (fistdi2_floor_with_temp): Ditto.
2815 (fist<mode>2_floor_with_temp): Ditto.
2816 (fistdi2_ceil_with_temp): Ditto.
2817 (fist<mode>2_ceil_with_temp): Ditto.
2818 (*truncdfsf_fast_mixed): Merge alternatives 0 and 1.
2820 2008-04-26 David Daney <ddaney@avtrex.com>
2822 * config/mips/mips.md (UNSPEC_COMPARE_AND_SWAP_12): New
2824 (UNSPEC_SYNC_OLD_OP, UNSPEC_SYNC_NEW_OP, UNSPEC_SYNC_EXCHANGE,
2825 UNSPEC_MEMORY_BARRIER, UNSPEC_SET_GOT_VERSION,
2826 UNSPEC_UPDATE_GOT_VERSION): Renumber.
2827 (sync_compare_and_swap<mode>): New expand for QI and HI modes.
2828 (compare_and_swap_12): New insn.
2829 * config/mips/mips-protos.h (mips_expand_compare_and_swap_12): Declare.
2830 * config/mips/mips.c (mips_force_binary): New function.
2831 (mips_emit_int_order_test, mips_expand_synci_loop): Use it.
2832 (mips_expand_compare_and_swap_12): New function.
2833 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP_12): New macro.
2835 2008-04-25 Jan Hubicka <jh@suse.cz>
2838 * cfgexpand.c (pass_expand): Turn into RTL pass.
2839 * passes.c (execute_one_pass): Do pass typechecking after execution.
2840 * tree-pass.h (pass_expand): Turn into RTL pass.
2842 * function.h (struct rtl_data): Move here fields
2843 accesses_prior_frames, calls_eh_return, saves_all_registers,
2844 has_nonlocal_goto, has_asm_statement, is_thunk,
2845 all_throwers_are_sibcalls, limit_stack, profile, uses_const_pool,
2846 uses_pic_offset_table, uses_eh_lsda, tail_call_emit,
2847 arg_pointer_save_area_init from struct function; turn into bool.
2848 (struct function): Move
2849 calls_eh_return, saves_all_registers, has_nonlocal_goto,
2850 has_asm_statement, is_thunk, all_throwers_are_sibcalls, limit_stack,
2851 profile, uses_const_pool, uses_pic_offset_table, uses_eh_lsda,
2852 tail_call_emit, arg_pointer_save_area_init
2853 into struct rtl_data. Remove recursive_call_emit and gimplified flags.
2854 (current_function_returns_struct, current_function_returns_pcc_struct,
2855 current_function_calls_setjmp, current_function_calls_alloca,
2856 current_function_accesses_prior_frames,
2857 current_function_calls_eh_return, current_function_is_thunk,
2858 current_function_stdarg, current_function_profile,
2859 current_function_limit_stack, current_function_uses_pic_offset_table,
2860 current_function_uses_const_pool, current_function_has_nonlocal_label,
2861 current_function_saves_all_registers,
2862 current_function_has_nonlocal_goto,
2863 current_function_has_asm_statement): Remove accesor macros.
2864 * ra-conflict.c (global_conflicts): Update.
2865 * tree-tailcall.c (suitable_for_tail_opt_p): Update.
2866 (suitable_for_tail_call_opt_p): Update.
2867 * builtins.c (expand_builtin_return_addr): Update.
2868 (expand_builtin_setjmp_setup): Update.
2869 (expand_builtin_nonlocal_goto): Update.
2870 * final.c (final_start_function): Update.
2871 (profile_function): Update.
2872 (leaf_function_p): Update.
2873 (only_leaf_regs_used): Update.
2874 * df-scan.c (df_get_exit_block_use_set): Update.
2875 * dojump.c (clear_pending_stack_adjust): Update.
2876 * tree-stdarg.c (gate_optimize_stdarg): Update.
2877 * gimple-low.c (lower_function_body): Update.
2878 * global.c (compute_regsets): Update.
2879 (global_alloc): Update.
2880 * dwarf2out.c (dwarf2out_begin_prologue): Update.
2881 * expr.c (expand_assignment): Update.
2882 * dse.c (dse_step0): Update.
2883 (dse_step1): Update.
2884 * c-decl.c (store_parm_decls): Update.
2885 * local-alloc.c (combine_regs): Update.
2886 (find_free_reg): Update.
2887 * function.c (assign_parms_augmented_arg_list): Update.
2888 (assign_parm_find_data_types): Update.
2889 (assign_parms): Update.
2890 (allocate_struct_function): Update.
2891 (expand_function_start): Update.
2892 (expand_function_end): Update.
2893 (get_arg_pointer_save_area): Update.
2894 (thread_prologue_and_epilogue_insns): Update.
2895 (rest_of_match_asm_constraints): Update.
2896 * stor-layout.c (variable_size): Update.
2897 * gcse.c (gcse_main): Update.
2898 (bypass_jumps): Update.
2899 * gimplify.c (gimplify_function_tree): Update.
2900 * calls.c (emit_call_1): Update.
2901 (expand_call): Update.
2902 * bt-load.c (compute_defs_uses_and_gen): Update.
2903 * except.c (sjlj_assign_call_site_values): Update.
2904 (sjlj_emit_function_enter): Update.
2905 (can_throw_external): Update.
2906 (set_nothrow_function_flags): Update.
2907 (expand_builtin_unwind_init): Update.
2908 (expand_eh_return): Update.
2909 (convert_to_eh_region_ranges): Update.
2910 (output_function_exception_table): Update.
2911 * emit-rtl.c (gen_tmp_stack_mem): Update.
2912 * cfgexpand.c (expand_used_vars): Update.
2913 (tree_expand_cfg): Update.
2914 * cfgcleanup.c (rest_of_handle_jump): Update.
2915 * explow.c (allocate_dynamic_stack_space): Update.
2916 * varasm.c (assemble_start_function): Update.
2917 (force_const_mem): Update.
2918 (mark_constant_pool): Update.
2919 * tree-optimize.c (tree_rest_of_compilation): Update.
2920 * stack-ptr-mod.c (notice_stack_pointer_modification): Update.
2921 * tree-cfg.c (notice_special_calls): Update.
2922 (is_ctrl_altering_stmt): Update.
2923 (tree_can_make_abnormal_goto): Update.
2924 (tree_purge_dead_abnormal_call_edges): Update.
2925 * config/alpha/predicates.md: Update.
2926 * config/alpha/alpha.c (alpha_sa_mask): Update.
2927 (alpha_sa_size): Update.
2928 (alpha_does_function_need_gp): Update.
2929 (alpha_expand_prologue): Update.
2930 (alpha_start_function): Update.
2931 (alpha_output_function_end_prologue): Update.
2932 (alpha_expand_epilogue): Update.
2933 * config/frv/frv.c (frv_stack_info): Update.
2934 (frv_expand_epilogue): Update.
2935 * config/s390/s390.c (s390_regs_ever_clobbered): Update.
2936 (s390_register_info): Update.
2937 (s390_frame_info): Update.
2938 (s390_init_frame_layout): Update.
2939 (s390_can_eliminate): Update.
2940 (save_gprs): Update.
2941 * config/spu/spu.c (spu_split_immediate): Update.
2942 (need_to_save_reg): Update.
2943 (spu_expand_prologue): Update.
2944 (spu_expand_epilogue): Update.
2945 * config/sparc/sparc.md: Update.
2946 * config/sparc/sparc.c (eligible_for_return_delay): Update.
2947 (sparc_tls_got): Update.
2948 (legitimize_pic_address): Update.
2949 (sparc_emit_call_insn): Update.
2950 (sparc_expand_prologue): Update.
2951 (output_return): Update.
2952 (print_operand): Update.
2953 (sparc_function_ok_for_sibcall): Update.
2954 * config/sparc/sparc.h (EXIT_IGNORE_STACK): Update.
2955 * config/m32r/m32r.md: Update.
2956 * config/m32r/m32r.c (MUST_SAVE_RETURN_ADDR): Update.
2957 (m32r_compute_frame_size): Update.
2958 (m32r_expand_prologue): Update.
2959 (m32r_expand_epilogue): Update.
2960 (m32r_legitimize_pic_address): Update.
2961 * config/m32r/m32r.h (FRAME_POINTER_REQUIRED): Update.
2962 * config/i386/linux.h (SUBTARGET_FRAME_POINTER_REQUIRED): Update.
2963 * config/i386/i386.c (ix86_frame_pointer_required): Update.
2965 (ix86_save_reg): Update.
2966 (ix86_compute_frame_layout): Update.
2967 (ix86_expand_prologue): Update.
2968 (ix86_expand_epilogue): Update.
2969 * config/sh/sh.c (output_stack_adjust): Update.
2970 (calc_live_regs): Update.
2971 (sh5_schedule_saves): Update.
2972 (sh_expand_prologue): Update.
2973 (sh_expand_epilogue): Update.
2974 (sh_setup_incoming_varargs): Update.
2975 (sh_allocate_initial_value): Update.
2976 (sh_get_pr_initial_val): Update.
2977 * config/sh/sh.h (SHMEDIA_REGS_STACK_ADJUST): Update.
2978 * config/sh/sh.md (label:): Update.
2979 * config/avr/avr.c (out_movhi_mr_r): Update.
2980 * config/crx/crx.h (enum): Update.
2981 * config/xtensa/xtensa.h (along): Update.
2982 * config/stormy16/stormy16.c Update.
2983 (xstormy16_compute_stack_layout): Update.
2984 * config/fr30/fr30.c (MUST_SAVE_RETURN_POINTER): Update.
2985 (fr30_expand_prologue): Update.
2986 * config/cris/cris.c (cris_conditional_register_usage): Update.
2987 (cris_reg_saved_in_regsave_area): Update.
2988 (cris_initial_frame_pointer_offset): Update.
2989 (cris_simple_epilogue): Update.
2990 (cris_expand_prologue): Update.
2991 (cris_expand_epilogue): Update.
2992 (cris_expand_pic_call_address): Update.
2993 (cris_asm_output_symbol_ref): Update.
2994 (cris_asm_output_label_ref): Update.
2995 * config/cris/cris.md Update.
2996 * config/iq2000/iq2000.c (compute_frame_size): Update.
2997 (iq2000_expand_epilogue): Update.
2998 * config/mt/mt.h (save_direction): Update.
2999 * config/mn10300/mn10300.c (mn10300_function_value): Update.
3000 * config/ia64/ia64.c (ia64_compute_frame_size): Update.
3001 (ia64_secondary_reload_class): Update.
3002 * config/m68k/m68k.c (m68k_save_reg): Update.
3003 (m68k_expand_prologue): Update.
3004 (m68k_expand_epilogue): Update.
3005 (legitimize_pic_address): Update.
3006 * config/rs6000/rs6000.c (rs6000_got_register): Update.
3007 (first_reg_to_save): Update.
3008 (first_altivec_reg_to_save): Update.
3009 (compute_vrsave_mask): Update.
3010 (compute_save_world_info): Update.
3011 (rs6000_stack_info): Update.
3012 (spe_func_has_64bit_regs_p): Update.
3013 (rs6000_ra_ever_killed): Update.
3014 (rs6000_emit_eh_reg_restore): Update.
3015 (rs6000_emit_allocate_stack): Update.
3016 (rs6000_emit_prologue): Update.
3017 (rs6000_emit_epilogue): Update.
3018 (rs6000_output_function_epilogue): Update.
3019 (output_profile_hook): Update.
3020 (rs6000_elf_declare_function_name): Update.
3021 * config/rs6000/rs6000.h (rs6000_args): Update.
3022 * config/rs6000/rs6000.md: Update.
3023 * config/mcore/mcore.c (mcore_expand_prolog): Update.
3024 * config/arc/arc.c (arc_output_function_epilogue): Update.
3025 * config/arc/arc.h (FRAME_POINTER_REQUIRED): Update.
3026 * config/darwin.c (machopic_function_base_name): Update.
3027 * config/score/score3.c (score3_compute_frame_size): Update.
3030 (score3_epilogue): Update.
3031 * config/score/score7.c (score7_compute_frame_size): Update.
3032 (score7_prologue): Update.
3033 (score7_epilogue): Update.
3034 * config/score/score.h (FRAME_POINTER_REQUIRED): Update.
3035 * config/arm/linux-elf.h (SUBTARGET_FRAME_POINTER_REQUIRED): Update.
3036 * config/arm/arm.c (use_return_insn): Update.
3037 (require_pic_register): Update.
3038 (arm_load_pic_register): Update.
3039 (arm_compute_save_reg0_reg12_mask): Update.
3040 (arm_compute_save_reg_mask): Update.
3041 (thumb1_compute_save_reg_mask): Update.
3042 (output_return_instruction): Update.
3043 (arm_output_function_prologue): Update.
3044 (arm_output_epilogue): Update.
3045 (arm_get_frame_offsets): Update.
3046 (arm_expand_prologue): Update.
3047 (thumb_pushpop): Update.
3048 (thumb_exit): Update.
3049 (thumb1_expand_prologue): Update.
3050 (thumb1_expand_epilogue): Update.
3051 (arm_unwind_emit): Update.
3052 (arm_output_fn_unwind): Update.
3053 * config/arm/arm.h (FRAME_POINTER_REQUIRED): Update.
3054 * config/arm/arm.md: Update.
3055 * config/pa/pa.md: Update.
3056 * config/pa/pa.c (legitimize_pic_address): Update.
3057 (compute_frame_size): Update.
3058 (hppa_expand_prologue): Update.
3059 (hppa_expand_epilogue): Update.
3060 (borx_reg_operand): Update.
3061 * config/pa/pa.h (FRAME_POINTER_REQUIRED): Update.
3062 (HARD_REGNO_RENAME_OK): Update.
3063 * config/mips/mips.c (mips_global_pointer): Update.
3064 (mips_save_reg_p): Update.
3065 (mips_compute_frame_info): Update.
3066 (mips_frame_pointer_required): Update.
3067 (mips_expand_prologue): Update.
3068 (mips_expand_epilogue): Update.
3069 (mips_can_use_return_insn): Update.
3070 (mips_reorg_process_insns): Update.
3071 * config/v850/v850.c (compute_register_save_size): Update.
3072 * config/mmix/mmix.h (FRAME_POINTER_REQUIRED): Update.
3073 * config/mmix/mmix.c (along): Update.
3074 (mmix_expand_epilogue): Update.
3075 * config/bfin/bfin.c (legitimize_pic_address): Update.
3076 (must_save_p): Update.
3077 (stack_frame_needed_p): Update.
3078 (add_to_reg): Update.
3079 (bfin_expand_prologue): Update.
3080 * stmt.c (expand_asm_operands): Update.
3081 * reload1.c (reload): Update.
3082 (init_elim_table): Update.
3084 2008-04-25 Bob Wilson <bob.wilson@acm.org>
3086 * optabs.c (expand_float): Fix REG_EQUAL for UNSIGNED_FLOAT libcall.
3088 2008-04-25 H.J. Lu <hongjiu.lu@intel.com>
3090 * config/i386/sse.md (mov<mode>): Replace SSEMODEI with SSEMODE.
3091 (*mov<mode>_internal): Likewise. Support V4SF and V2DF.
3092 (mov<mode>): Removed.
3093 (*movv4sf_internal): Likewise.
3094 (*movv2df_internal): Likewise.
3096 2008-04-25 Pompapathi V Gadad <Pompapathi.V.Gadad@nsc.com>
3098 * config.gcc (crx-*-elf): Remove deprecation.
3100 2008-04-25 Danny Smith <dannysmith@users.sourceforge.net>
3102 * config/i386/cygming-crtend.c (register_frame_ctor): Register
3103 __gcc_deregister_frame with atexit.
3104 (deregister_frame_dtor): Remove.
3106 2008-04-24 Nathan Froyd <froydnj@codesourcery.com>
3107 Nathan Sidwell <nathan@codesourcery.com>
3109 * config/rs6000/rs6000.opt (mspe): Remove Var property.
3111 * config/rs6000/rs6000.h (rs6000_spe): Declare.
3112 (rs6000_isel): Likewise.
3113 * config/rs6000/rs6000.c (rs6000_spe): New variable.
3114 (rs6000_isel): New variable.
3115 (rs6000_handle_option): Handle OPT_mspe and OPT_misel.
3117 2008-04-24 Jakub Jelinek <jakub@redhat.com>
3120 * c-common.c (handle_vector_size_attribute): Call
3121 lang_hooks.types.reconstruct_complex_type instead of
3122 reconstruct_complex_type.
3123 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Likewise.
3124 * config/spu/spu.c (spu_handle_vector_attribute): Likewise.
3125 * langhooks.h (struct lang_hooks_for_types): Add
3126 reconstruct_complex_type hook.
3127 * langhooks-def.h (LANG_HOOKS_RECONSTRUCT_COMPLEX_TYPE): Define.
3128 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add it.
3130 2008-04-24 Richard Guenther <rguenther@suse.de>
3132 * c-common.h (check_builtin_function_arguments): Declare.
3133 * c-common.c (validate_nargs): New function.
3134 (check_builtin_function_arguments): Likewise.
3135 * c-typeck.c (build_function_call): Call
3136 check_builtin_function_arguments.
3137 * builtins.c (fold_builtin_classify): Remove error reporting code.
3138 (fold_builtin_unordered_cmp): Likewise.
3139 (fold_builtin_1): Likewise.
3140 (fold_builtin_n): Likewise.
3142 2008-04-24 Jakub Jelinek <jakub@redhat.com>
3144 PR tree-optimization/36008
3145 * fold-const.c (try_move_mult_to_index): If s == NULL, divide
3146 the original op1, rather than delta by step.
3148 2008-04-22 Antoniu Pop <antoniu.pop@gmail.com>
3149 Sebastian Pop <sebastian.pop@amd.com>
3151 * tree-parloops.c (take_address_of, eliminate_local_variables_1,
3152 eliminate_local_variables_stmt, eliminate_local_variables,
3153 separate_decls_in_loop_name, separate_decls_in_loop_stmt,
3154 separate_decls_in_loop, gen_parallel_loop): Make them work on a region
3155 of code delimited by two edges in the CFG.
3156 (separate_decls_in_loop_name): Renamed separate_decls_in_region_name.
3157 (separate_decls_in_loop_stmt): Renamed separate_decls_in_region_stmt.
3158 (separate_decls_in_loop): Renamed separate_decls_in_region. Isolate
3159 the case of parallelisation of reductions.
3160 (expr_invariant_in_region_p): New.
3162 * tree-flow.h (gather_blocks_in_sese_region): Declared.
3163 * tree-cfg.c (gather_blocks_in_sese_region): Extern.
3165 2008-04-24 Ira Rosen <irar@il.ibm.com>
3166 Richard Guenther <rguenther@suse.de>
3168 PR tree-optimization/36034
3169 * tree-vect-analyze.c (vect_analyze_group_access): SLP is
3170 incapable of dealing with loads with gaps.
3172 2008-04-24 Rafael Espindola <espindola@google.com>
3174 * tree-flow.h (vrp_evaluate_conditional): Change signature.
3175 * tree-ssa-propagate.c (fold_predicate_in): Update call to
3176 vrp_evaluate_conditional.
3177 * tree-vrp.c (vrp_evaluate_conditional_warnv): Remove.
3178 (vrp_evaluate_conditional): Split the cond argument.
3179 (vrp_visit_cond_stmt): Use vrp_evaluate_conditional_warnv_with_ops.
3180 (simplify_stmt_for_jump_threading): Update call to
3181 vrp_evaluate_conditional.
3183 2008-04-24 Ira Rosen <irar@il.ibm.com>
3185 PR tree-optimization/35982
3186 * tree-vect-analyze.c (vect_check_interleaving): Check that the
3187 interleaved data-refs are of the same type.
3189 2008-04-24 Danny Smith <dannysmith@users.net>
3191 * c-format.c (check_format_info_main): Use strncmp rather than a
3192 magic prefix to handle multichar length specs.
3193 * config/i386/msformat-c.c (format_length_info ms_printf_length_specs):
3194 Don't prefix "I64" and "I32" with '\0'.
3196 2008-04-24 Jakub Jelinek <jakub@redhat.com>
3199 * config/i386/i386.c (init_cumulative_args): Don't pass anything
3200 in registers for -m32 only if stdarg_p (fntype).
3202 2008-04-24 Uros Bizjak <ubizjak@gmail.com>
3204 PR rtl-optimization/36006
3205 * expmed.c (store_fixed_bit_field): Copy op0 rtx before moving
3206 temp to op0 in order to avoid invalid rtx sharing.
3208 2008-04-23 Paolo Bonzini <bonzini@gnu.org>
3210 * tree-cfg.c (verify_expr): Check with is_gimple_address. Don't
3211 check TREE_INVARIANT.
3212 * tree-gimple.c (is_gimple_address): New.
3213 (is_gimple_invariant_address): Simplify using decl_address_invariant_p.
3214 * tree-gimple.h (is_gimple_address): New.
3215 * tree.h (decl_address_invariant_p): New.
3216 * tree.c (make_node_stat): Don't set TREE_INVARIANT.
3217 (build_string): Likewise.
3218 (decl_address_invariant_p): New, from is_gimple_invariant_address.
3219 (tree_invariant_p_1): Likewise.
3220 (save_expr): Use it.
3221 (tree_invariant_p): New.
3222 (skip_simple_arithmetic): Use it.
3223 (stabilize_reference_1): Use it.
3224 (recompute_tree_invariant_for_addr_expr): Don't update TREE_INVARIANT,
3226 (build1_stat): Drop code to compute TREE_INVARIANT.
3227 (build2_stat): Drop code to compute TREE_INVARIANT.
3228 (build3_stat): Drop code to compute TREE_INVARIANT.
3229 (build4_stat): Drop code to compute TREE_INVARIANT.
3230 (build5_stat): Drop code to compute TREE_INVARIANT.
3231 (build7_stat): Drop code to compute TREE_INVARIANT.
3232 (merge_dllimport_decl_attributes): Don't mention TREE_INVARIANT.
3233 * tree.h (struct tree_base): Remove invariant_flag.
3234 (TREE_INVARIANT): Remove.
3235 * builtins.c (build_string_literal): Don't set TREE_INVARIANT.
3236 (fold_builtin_expect): Check TREE_CONSTANT.
3237 * tree-ssa-ccp.c (fold_stmt_r): Adjust comment.
3238 * c-tree.h (c_expr_to_decl): Drop third parameter.
3239 * c-typeck.c (build_external_ref): Don't set TREE_INVARIANT.
3240 (build_c_cast): Don't set TREE_INVARIANT.
3241 (pop_init_level): Don't set TREE_INVARIANT.
3242 (c_objc_common_truthvalue_conversion): Don't set TREE_INVARIANT.
3243 * gimplify.c (gimplify_init_ctor_preeval): Add assertion, test
3245 (gimplify_init_constructor): Don't set TREE_INVARIANT.
3246 (gimplify_addr_expr): Adjust comment.
3247 * tree-mudflap.c (mf_build_string):
3248 * print-tree.c (print_node): Don't print TREE_INVARIANT.
3249 * tree-nested.c (convert_nonlocal_reference): Adjust comment.
3250 * c-common.c (fix_string_type): Don't set TREE_INVARIANT.
3251 * langhooks-def.h (lhd_expr_to_decl): Drop third parameter.
3252 * langhooks.c (lhd_expr_to_decl): Drop third parameter.
3253 * langhooks.h (struct lang_hooks): Drop third parameter from
3256 2008-04-23 Richard Guenther <rguenther@suse.de>
3258 PR tree-optimization/27799
3259 PR tree-optimization/32921
3260 PR tree-optimization/32624
3261 * tree-ssa-structalias.c (merge_smts_into): Only merge the
3262 SMTs aliases and the tag itself into the solution.
3263 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): Do not
3264 merge the points-to solution back into the SMT aliases.
3265 (may_alias_p): Use alias_set_subset_of instead of
3266 aliases_conflict_p. A pointer which points to
3267 memory with alias set zero may access any variable.
3269 2008-04-23 Richard Guenther <rguenther@suse.de>
3271 * alias.c (alias_set_subset_of): Correctly handle asking
3272 if zero is a subset of an alias set with zero child.
3273 * tree-ssa-alias.c (have_common_aliases_p): Simplify logic.
3274 (compute_flow_insensitive_aliasing): Correctly walk all
3275 pointers. Do not unnecessarily union sets.
3277 2008-04-23 Richard Guenther <rguenther@suse.de>
3280 * c-common.c (handle_alloc_size_attribute): Use type_num_arguments.
3282 2008-04-22 Tomas Bily <tbily@suse.cz>
3284 * tree-cfg.c (verify_expr): Check for NON_LVALUE_EXPR as
3286 * tree-vrp.c (extract_range_from_unary_expr): Removed unused
3288 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Likewise.
3289 * tree-ssa-structalias.c (get_constraint_for): Likewise.
3290 * tree-inline.c (estimate_num_insns_1): Likewise.
3291 * varasm.c (const_hash_1, compare_constant, copy_constant)
3292 (compute_reloc_for_constant, output_addressed_constants): Likewise.
3293 * emit-rtl.c (component_ref_for_mem_expr)
3294 (set_mem_attributes_minus_bitpos): Likewise.
3295 * expr.c (highest_pow2_factor, expand_expr_real_1, )
3296 (is_aligning_offset): Likewise.
3297 * dwarf2out.c (loc_descriptor_from_tree_1, add_bound_info): Likewise.
3298 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Likewise.
3299 * dojump.c (do_jump): Likewise.
3300 * builtins.c (get_pointer_alignment, get_memory_rtx)
3301 (integer_valued_real_p, fold_builtin_next_arg): Likewise.
3302 * tree-scalar-evolution.c (instantiate_parameters_1): Likewise.
3304 2008-04-23 Jakub Jelinek <jakub@redhat.com>
3306 PR rtl-optimization/36017
3307 * builtins.c (expand_errno_check): Clear CALL_EXPR_TAILCALL before
3308 expanding the library call.
3310 2008-04-22 Ian Lance Taylor <iant@google.com>
3312 * fold-const.c (pointer_may_wrap_p): Call int_size_in_bytes rather
3315 2008-04-22 Pat Haugen <pthaugen@us.ibm.com>
3317 * config/rs6000/rs6000.c (rs6000_register_move_cost): Increase cost
3318 of LR/CTR moves for Power6.
3320 2008-04-22 Kenneth Zadeck <zadeck@naturalbridge.com>
3323 * passes.c (init_optimization_passes): Remove
3324 pass_fast_rtl_byte_dce.
3326 2008-04-22 Uros Bizjak <ubizjak@gmail.com>
3329 * config/i386/xmmintrin.h (_mm_cvtpi16_ps): Rearrange calls to
3330 builtin functions to generate faster code.
3331 (_mm_cvtpu16_ps): Ditto.
3332 (_mm_cvtpi32x2_ps): Ditto.
3334 2008-04-22 Nick Clifton <nickc@redhat.com>
3336 * common.opt (ftree-loop-distribution): Add Optimization
3339 * config/frv/frv.c (frv_stack_info): Use crtl instead of cfun.
3340 (frv_expand_builtin_va_start): Likewise.
3342 * config/arm/arm.c (thumb_find_work_register): Fix location of
3343 argument register count.
3345 2008-04-22 Maxim Kuvyrkov <maxim@codesourcery.com>
3347 Support scheduling for ColdFire V1 and V3 microarchitecture.
3348 Improve scheduling of multiplication instructions.
3350 * config/m68k/m68k.md (cpu): Add cfv1 and cfv3. Rename cf_v2 to cfv1.
3351 (mac): New instruction attribute.
3352 * config/m68k/m68k.c (override_options): Handle cfv1, cfv3 and mac.
3353 (m68k_sched_mac): New variable.
3354 (m68k_sched_attr_type2, m68k_sched_md_init_global): Update.
3355 Handle cfv1 and cfv3.
3356 (max_insn_size): New static variable.
3357 (struct _sched_ib): New type.
3358 (sched_ib): New static variable.
3359 (sched_ib_size, sched_ib_filled, sched_ib_insn): Convert variables
3360 to fields of 'struct _sched_ib sched_ib'. Update all uses.
3361 (m68k_sched_variable_issue): Add modeling of cfv3 instruction buffer.
3363 (m68k_sched_md_init_global, m68k_sched_md_finish_global,
3364 m68k_sched_md_init, m68k_sched_md_finish): Handle cfv1 and cfv3. Init
3365 new variables. Update.
3366 (m68k_sched_dfa_pre_advance_cycle, m68k_sched_dfa_post_advance_cycle):
3367 Add modeling of cfv3 instruction buffer. Update.
3368 * config/m68k/m68k-protos.h (m68k_sched_mac): Declare.
3369 * config/m68k/m68k.h (TUNE_CFV3): New macro.
3370 * config/m68k/cf.md: Change substrings 'cf_v2' to 'cfv12' or 'cfv123'.
3371 (cf_* reservations): Rename to cfv12 or cfv123 to indicate cores
3372 a particular reservation applies to.
3373 (type2): Reorganize attribute values. Rename alu to alu_reg,
3374 alu_l to alu, move_l to omove. Join move to alu. Split mul
3376 (cf_ib_*): Simplify description of instruction buffer.
3377 (cf_ib_w0, cf_ib_w4, cf_ib_w5, cf_ib_w6): Remove.
3378 (cf_mem): Split into cf_mem1 and cf_mem2.
3379 (cf_v2_move_??): Rename to cfv12_alu_??.
3380 (cf_v2_move_l_??): Rename to cfv12_omove_??.
3381 (cf_v2_mul_??): Remove reservations.
3382 (cfv12_mul_l_??, cfv12_mul_w_??, cfv12_mac_w_??, cfv12_mac_l_??,
3383 cfv12_emac_??, cfv12_emac_w_i0): New reservations.
3384 (cfv12_rts, cfv12_call, cfv12_bcc, cfv12_bra, cfv12_jmp): Move to
3386 (cfv3_alu_10, cfv3_omove_10, cfv3_alu_i0, cfv3_omove_i0, cfv3_alu_01,
3387 cfv3_alu_0i, cfv3_alu_11, cfv3_omove_11, cfv3_alu_i1, cfv3_omove_i1,
3388 cfv3_alu_1i, cfv3_omove_1i, cfv3_pea_11, cfv3_pea_i1, cfv3_mul_w_10,
3389 cfv3_mul_l_10, cfv3_mul_w_i0, cfv3_mac_w_10, cfv3_mac_l_10,
3390 cfv3_mac_w_i0, cfv3_emac_10, cfv3_emac_w_i0, cfv3_rts, cfv3_call,
3391 cfv3_bcc, cfv3_bra, cfv3_jmp): New reservations.
3392 (cfv3_*_1, cfv3_*_2, cfv3_*_3): New instruction reservations that are
3393 expansions of the above reservations for instructions of sizes
3396 2008-04-22 Maxim Kuvyrkov <maxim@codesourcery.com>
3398 * rtl-factoring.c (collect_patterns_seqs): Handle CC0 targets.
3400 2008-04-21 Adam Nemet <anemet@caviumnetworks.com>
3402 * coverage.c: Include tree-pass.h.
3403 (coverage_counter_alloc): Print da_file_name to the dump file.
3405 2008-04-21 Kenneth Zadeck <zadeck@naturalbridge.com>
3407 * sbitmap.c (sbitmap_range_empty_p): New function.
3408 * sbitmap.h (sbitmap_range_empty_p): New function.
3409 * bitmap.h: Now includes obstack.h.
3411 2008-04-21 Richard Sandiford <rsandifo@nildram.co.uk>
3412 Kenneth Zadeck <zadeck@naturalbridge.com>
3414 * dbgcnt.def (ra_byte_scan): Added.
3415 * dbgcnt.c (dbg_cnt): Added code to print message to dump_file
3416 when the last hit happens for a counter.
3417 * timevar.def (TV_DF_BYTE_LR): New variable.
3418 * tree-pass.h (pass_fast_rtl_byte_dce): New pass.
3419 * passes.c (pass_fast_rtl_byte_dce): New pass.
3420 * fwprop.c (update_df): Added mode to call df_ref_create.
3421 Renamed DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
3422 DF_REF_EXTRACT_OFFSET.
3423 * df.h (DF_BYTE_LR, DF_BYTE_LR_BB_INFO, DF_BYTE_LR_IN,
3424 DF_BYTE_LR_OUT, df_byte_lr): New macro.
3426 (df_ref_extract): Added mode field.
3427 (DF_REF_WIDTH, DF_REF_OFFSET) Renamed to DF_REF_EXTRACT_WIDTH and
3428 DF_REF_EXTRACT_OFFSET.
3429 (DF_REF_EXTRACT_MODE): New macro.
3430 (df_byte_lr_bb_info): New structure.
3431 (df_print_byte_regset, df_compute_accessed_bytes,
3432 df_byte_lr_add_problem, df_byte_lr_get_regno_start,
3433 df_byte_lr_get_regno_len, df_byte_lr_simulate_defs,
3434 df_byte_lr_simulate_uses,
3435 df_byte_lr_simulate_artificial_refs_at_top,
3436 df_byte_lr_simulate_artificial_refs_at_end,
3437 df_compute_accessed_bytes): New function.
3438 (df_ref_create): Add parameter.
3439 (df_byte_lr_get_bb_info): New inline function.
3440 * df-scan.c (df_ref_record, df_uses_record,
3441 df_ref_create_structure): Added mode parameter.
3442 (df_ref_create, df_notes_rescan, df_ref_record, df_def_record_1,
3443 df_defs_record, df_uses_record, df_get_conditional_uses,
3444 df_get_call_refs, df_insn_refs_collect, df_bb_refs_collect,
3445 df_entry_block_defs_collect, df_exit_block_uses_collect):
3446 Added mode parameter to calls to df_ref_record, df_uses_record,
3447 df_ref_create_structure.
3448 (df_ref_equal_p, df_ref_compare): Added test for modes.
3449 (df_ref_create_structure): Added code to set mode. Renamed
3450 DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
3451 DF_REF_EXTRACT_OFFSET.
3452 * df-core.c (df_print_byte_regset): New function.
3453 * df-byte-scan.c: New file.
3454 * df-problems.c (df_rd_transfer_function): Removed unnecessary
3455 calls to BITMAP_FREE.
3456 (df_byte_lr_problem_data, df_problem problem_BYTE_LR): New structure.
3457 (df_byte_lr_get_regno_start, df_byte_lr_get_regno_len,
3458 df_byte_lr_set_bb_info, df_byte_lr_free_bb_info,
3459 df_byte_lr_check_regs, df_byte_lr_expand_bitmap,
3460 df_byte_lr_alloc, df_byte_lr_reset, df_byte_lr_bb_local_compute,
3461 df_byte_lr_local_compute, df_byte_lr_init,
3462 df_byte_lr_confluence_0, df_byte_lr_confluence_n,
3463 df_byte_lr_transfer_function, df_byte_lr_free,
3464 df_byte_lr_top_dump, df_byte_lr_bottom_dump,
3465 df_byte_lr_add_problem, df_byte_lr_simulate_defs,
3466 df_byte_lr_simulate_uses,
3467 df_byte_lr_simulate_artificial_refs_at_top,
3468 df_byte_lr_simulate_artificial_refs_at_end): New function.
3469 * dce.c (byte_dce_process_block): New function.
3470 (dce_process_block): au is now passed in rather than computed
3471 locally. Changed loops that look at artificial defs to not look
3472 for conditional or partial ones, because there never are any.
3473 (fast_dce): Now is able to drive byte_dce_process_block or
3474 dce_process_block depending on the kind of dce being done.
3475 (rest_of_handle_fast_dce): Add parameter to fast_dce.
3476 (rest_of_handle_fast_byte_dce): New function.
3477 (rtl_opt_pass pass_fast_rtl_byte_dce): New pass.
3478 * Makefile.in (df-byte-scan.o, debugcnt.o): Added dependencies.
3480 2008-04-21 Daniel Franke <franke.daniel@gmail.com>
3483 * gcc.h: Added fortran options that take arguments to
3484 DEFAULT_SWITCH_TAKES_ARG and DEFAULT_WORD_SWITCH_TAKES_ARG
3487 2008-04-20 Eric Botcazou <ebotcazou@adacore.com>
3489 * tree-sra.c (sra_walk_expr) <VIEW_CONVERT_EXPR>: Disable
3490 scalarization if on the LHS and not a full access.
3492 2008-04-20 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3494 * Makefile.in (s-gtyp-input): Remove tmp-gi.list before writing it.
3496 2008-04-18 Rafael Espindola <espindola@google.com>
3498 * tree-vrp.c (find_case_label_index): Fix the binary search.
3499 (find_case_label_range): New.
3500 (vrp_visit_switch_stmt): Use find_case_label_range.
3501 (simplify_switch_using_ranges): Use find_case_label_range.
3503 2008-04-18 Eric Botcazou <ebotcazou@adacore.com>
3505 * gimplify.c (gimplify_modify_expr_rhs) <COND_EXPR>: Gimplify the LHS
3506 using the is_gimple_lvalue predicate instead of is_gimple_min_lval.
3508 2008-04-18 Tom Tromey <tromey@redhat.com>
3511 * doc/cpp.texi (Implementation-defined behavior): Mention
3514 2008-04-18 Ian Lance Taylor <iant@google.com>
3516 * fold-const.c (pointer_may_wrap_p): New static function.
3517 (fold_comparison): Add another test for pointer overflow. Use
3518 pointer_may_wrap_p to disable some false positives.
3520 2008-04-18 Kris Van Hees <kris.van.hees@oracle.com>
3522 * c-common.c (CHAR16_TYPE, CHAR32_TYPE): New macros.
3523 (fname_as_string): Match updated cpp_interpret_string prototype.
3524 (fix_string_type): Support char16_t* and char32_t*.
3525 (c_common_nodes_and_builtins): Add char16_t and char32_t (and
3526 derivative) nodes. Register as builtin if C++0x.
3527 (c_parse_error): Support CPP_CHAR{16,32}.
3528 * c-common.h (RID_CHAR16, RID_CHAR32): New elements.
3529 (enum c_tree_index) <CTI_CHAR16_TYPE, CTI_SIGNED_CHAR16_TYPE,
3530 CTI_UNSIGNED_CHAR16_TYPE, CTI_CHAR32_TYPE, CTI_SIGNED_CHAR32_TYPE,
3531 CTI_UNSIGNED_CHAR32_TYPE, CTI_CHAR16_ARRAY_TYPE,
3532 CTI_CHAR32_ARRAY_TYPE>: New elements.
3533 (char16_type_node, signed_char16_type_node, unsigned_char16_type_node,
3534 char32_type_node, signed_char32_type_node, char16_array_type_node,
3535 char32_array_type_node): New defines.
3536 * c-lex.c (cb_ident): Match updated cpp_interpret_string prototype.
3537 (c_lex_with_flags): Support CPP_CHAR{16,32} and CPP_STRING{16,32}.
3538 (lex_string): Support CPP_STRING{16,32}, match updated
3539 cpp_interpret_string and cpp_interpret_string_notranslate prototypes.
3540 (lex_charconst): Support CPP_CHAR{16,32}.
3541 * c-parser.c (c_parser_postfix_expression): Support CPP_CHAR{16,32}
3542 and CPP_STRING{16,32}.
3544 2008-04-18 Paolo Bonzini <bonzini@gnu.org>
3547 * aclocal.m4: Regenerate.
3548 * configure: Regenerate.
3550 2008-04-18 Jan Hubicka <jh@suse.cz>
3552 * except.c (dw2_size_of_call_site_table,
3553 sjlj_size_of_call_site_table): Use vector API for call_site_record.
3555 * cgraphbuild.c (build_cgraph_edges): Update.
3556 * tree-pass.h: Update comment.
3557 * final.c (leaf_function_p): Update.
3558 (leaf_renumber_regs): Update.
3559 (rest_of_clean_state): Update.
3560 * omp-low.c (expand_omp_parallel): Update.
3561 * ipa-reference.c (analyze_function): Update.
3562 * reorg.c (find_end_label): Update.
3563 (optimize_skip): Update.
3564 (fill_simple_delay_slots): Update.
3565 (fill_simple_delay_slots): Update.
3566 (make_return_insns): Update.
3567 (dbr_schedule): Update.
3568 * gimple-low.c (record_vars_into): Update.
3569 * cfgbuild.c (make_edges): Update.
3570 * function.c (assign_stack_local): Update.
3571 (assign_parm_adjust_stack_rtl): Update.
3572 (locate_and_pad_parm): Update.
3573 (allocate_struct_function): Do not initialize stack_alignment_needed
3574 and preferred_stack_boundary here.
3575 (stack_protect_prologue): Update.
3576 (stack_protect_epilogue): Update.
3577 (expand_function_start): Initialize stack_alignment_needed,
3578 preferred_stack_boundary and max_jumptable_ents.
3579 (expand_function_end): Update.
3580 (free_after_compilation): Do not NULLify epilogue_delay_list.
3581 * function.h (struct rtl_data): Add stack_protect_guard,
3582 stack_alignment_needed,
3583 preferred_stack_boundary, epilogue_delay_list.
3584 (struct function): Remove value_histograms, stack_alignment_needed,
3585 preferred_stack_boundary, epilogue_delay_list, max_jumptable_ents,
3587 unexpanded_var_list, stack_protect_guard.
3588 (current_function_epilogue_delay_list): Remove.
3589 * ipa-type-escape.c (analyze_function): Update.
3590 * gimplify.c (pop_gimplify_context): Update comment.
3591 * calls.c (expand_call): Update.
3592 (emit_library_call_value_1): Update.
3593 * except.c (set_nothrow_function_flags): Update.
3594 * cfgexpand.c (get_decl_align_unit): Update.
3595 (create_stack_guard): Update.
3596 (estimated_stack_frame_size): Update.
3597 (expand_used_vars): Update.
3598 (tree_expand_cfg): Free histogram earliers, init expansion variables.
3599 * explow.c (allocate_dynamic_stack_space): Update.
3600 * tree-ssa-live.c (remove_unused_locals): Update.
3601 * varasm.c (mark_constant_pool): Update.
3602 * tree-inline.c (remap_decls): Update.
3603 (initialize_cfun): Update.
3604 (declare_return_variable): Update.
3605 (inline_forbidden_p): Update.
3606 (expand_call_inline): Update.
3607 (declare_inline_vars): Update.
3608 (tree_function_versioning): Update.
3609 * tree-flow.h (value_histograms): New.
3610 (VALUE_HISTOGRAMS): New macro.
3611 * basic-block.h (control_flow_graph): Add max_jumptable_ents,
3613 * tree-cfg.c (set_bb_for_stmt): Update.
3614 (replace_by_duplicate_decl): Update.
3615 (move_block_to_fn): Update.
3616 (new_label_mapper): Update.
3617 (dump_function_to_file): Update.
3618 * ipa-struct-reorg.c (build_data_structure): Update.
3619 * cfgrtl.c (print_rtl_with_bb): Update.
3620 * reload1.c (reload): Update.
3622 * config/i386/i386.c (setup_incoming_varargs_64,
3623 ix86_compute_frame_layout): Update.
3624 * config/arc/arc.c (arc_output_function_epilogue): Update.
3626 2008-04-18 Marius Strobl <marius@FreeBSD.org>
3628 * gthr-posix.h (__gthread_active_p): Use the Solaris implementation
3629 for FreeBSD as well.
3630 * gthr-posix95.h: Likewise.
3632 2008-04-17 Richard Sandiford <rsandifo@nildram.co.uk>
3634 PR rtl-optimization/35838
3635 * dse.c (find_shift_sequence): Use subreg_lowpart_offset to work
3636 out the byte offset of the first subreg.
3638 2008-04-17 Uros Bizjak <ubizjak@gmail.com>
3640 * config/i386/i386.md (addti3 splitter): Pass arrays of 3 operands
3641 to split_ti instead of three separate calls with single member arrays.
3642 (subti3 splitter): Ditto.
3643 (adddi3 splitter): Ditto with split_di.
3644 (subdi3 splitter): Ditto.
3645 (negti2 splitter): Pass arrays of 2 operands to split_ti instead of
3646 two separate calls with single member arrays. Swap match_dup
3647 operands 1 and 2 to better fit into the array.
3648 (negdi2 splitter): Ditto with split_di.
3649 (movdfcc splitter): Pass arrays of 2 operands to split_di instead of
3650 two separate calls with single member arrays. Swap match_dup operands
3651 6 and 7 to better fit into the array.
3653 2008-04-17 H.J. Lu <hongjiu.lu@intel.com>
3655 * config/i386/i386.c (sse_builtin_type): New.
3656 (bdesc_sse_args): Likewise.
3657 (bdesc_sse_3arg): Removed.
3658 (bdesc_2arg): Remove IX86_BUILTIN_AESKEYGENASSIST128.
3659 (bdesc_1arg): Remove IX86_BUILTIN_ROUNDPD and
3660 IX86_BUILTIN_ROUNDPS.
3661 (ix86_init_mmx_sse_builtins): Handle bdesc_sse_args. Remove
3662 bdesc_sse_3arg. Remove IX86_BUILTIN_ROUNDPD and
3663 IX86_BUILTIN_ROUNDPS.
3664 (ix86_expand_sse_4_operands_builtin): Removed.
3665 (ix86_expand_sse_operands_builtin): New.
3666 (ix86_expand_unop_builtin): Remove CODE_FOR_sse4_1_roundpd
3667 and CODE_FOR_sse4_1_roundps.
3668 (ix86_expand_builtin): Remove IX86_BUILTIN_AESKEYGENASSIST128.
3669 Handle bdesc_sse_args. Remove bdesc_sse_3arg.
3671 2008-04-17 Alan Modra <amodra@bigpond.net.au>
3674 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Restore vr and vrsave
3675 regs before frame pop when needed. If use_backchain_to_restore_sp
3676 then load backchain into a temp reg to restore vr and vrsave. Add
3677 code to restore vr after frame pop if possible.
3679 2008-04-17 Richard Guenther <rguenther@suse.de>
3681 * tree-vn.c (expressions_equal_p): Do not check type
3682 equality or compatibility before calling operand_equal_p.
3683 * fold-const.c (operand_equal_p): Check equivalence of
3684 integer constants before bailing out due to signedness or
3685 precision differences.
3686 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Ignore
3687 spurious differences in type qualification. Ignore types
3688 for COMPONENT_REFs at all.
3690 2008-04-17 Christian Bruel <christian.bruel@st.com>
3692 * config/sh/sh.c (expand_cbranchdi4): Use original operands for
3693 msw_skip comparison.
3695 2008-04-16 Jakub Jelinek <jakub@redhat.com>
3698 * tree-nrv.c (tree_nrv): Don't optimize if result_type is GIMPLE
3701 PR tree-optimization/35899
3702 * tree-inline.c (expand_call_inline): Use GIMPLE_STMT_OPERAND
3703 rather than TREE_OPERAND.
3705 2008-04-16 Uros Bizjak <ubizjak@gmail.com>
3708 * config/i386/i386.md (fmodxf3): Copy operand 1 and operand 2 into
3709 temporary registers. Change operand predicate to general_operand.
3710 (remainderxf3): Ditto.
3712 2008-04-16 Richard Guenther <rguenther@suse.de>
3714 * Makefile.in (tree-affine.o): Add $(FLAGS_H) dependency.
3715 * tree-affine.c (aff_combination_expand): Look through some
3718 2008-04-15 Doug Kwan <dougkwan@google.com>
3720 * dwarf2asm.c (dw2_assemble_integer): Cast to unsigned HOST_WIDE_INT
3722 * tree-pretty-print.c (dump_generic_node): Ditto.
3723 * final.c (output_addr_const): Ditto.
3724 * dwarf2out.c (output_cfi): Ditto.
3725 * c-pretty-print.c (pp_c_integer_constant): Ditto.
3726 * print-rtl.c (print_rtx): Ditto.
3727 * print-tree.c (print_node_brief, print_node): Ditto.
3728 * c-common.c (match_case_to_enum_1): Ditto.
3729 * sched-vis.c (print_value): Ditto.
3730 * config/i386/i386.c (print_operand): Cast to long unsigned int
3733 2008-04-15 Danny Smith <dannysmith@users.sourceforge.net>
3734 * libgcc2.c [L_trampoline]: Remove unnecessary prototype for
3735 MS Windows VirtualProtect function.
3737 2008-04-15 Jan Hubicka <jh@suse.cz>
3739 * gengtype.c (write_root): Param_is argument is OK.
3740 * expr.c (expand_expr_real_1): Update call of get_exception_*.
3741 * function.h: Include varray.h
3742 (rtl_eh): New stucture based on except.c one.
3743 (call_site_record): New forward declaration and vector type.
3744 * calls.c (emit_call_1): Do not call
3745 note_current_region_may_contain_throw.
3746 * except.c (eh_status): Remove cur_region, try_region since they are
3748 Move filter, exc_ptr, ttype_data, ehspec_data, action_record_data and
3749 exception_handler_label_map, ehr_stackadj, ehr_handler, ehr_label,
3750 sjlj_fc, sjlj_exit_after to rth_eh in function.h.
3751 Remove call_site_data_used, call_site_data_size.
3752 Turn call_site_record into vector in function.h.
3753 (note_current_region_may_contain_throw): Remove.
3754 (get_exception_pointer, get_exception_filter): Do not take struct
3755 function argument; update.
3756 (add_ehl_entry, find_exception_handler_labels, ehspec_filter_hash,
3757 add_ttypes_entry, add_ehspec_entry, assign_filter_values,
3758 build_post_landing_pads, dw2_build_landing_pads,
3759 sjlj_assign_call_site_values, sjlj_mark_call_sites,
3760 sjlj_emit_function_enter, sjlj_emit_function_enter,
3761 sjlj_emit_function_exit, sjlj_emit_dispatch_table,
3762 sjlj_build_landing_pads, finish_eh_generation,
3763 remove_exception_handler_label, remove_eh_handler,
3764 maybe_remove_eh_handler, add_reachable_handler,
3765 reachable_handlers, expand_builtin_eh_return, expand_eh_return,
3766 add_action_record, collect_one_action_chain, add_call_site,
3767 convert_to_eh_region_ranges, sjlj_size_of_call_site_table,
3768 sjlj_output_call_site_table, output_function_exception_table,
3769 * except.h (note_current_region_may_contain_throw): Remove
3770 (get_exception_pointer, get_exception_filter): Do not take struct
3772 * Makefile.in (GTFILES): Put varargs before struct function.
3774 2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
3776 * tree-ssa-structalias.c (get_constraint_for_component_ref): Do not
3777 punt for STRING_CST.
3778 (get_constraint_for): Deal with STRING_CST here instead.
3780 2008-04-15 Richard Guenther <rguenther@suse.de>
3782 * tree-ssa-propagate.c (substitute_and_fold): Substitute
3783 statements in a basic-block with a backward walk. Do not
3784 substitute into dead statements but instead remove those.
3786 2008-04-15 Richard Guenther <rguenther@suse.de>
3788 * params.def (PARAM_MAX_FIELDS_FOR_FIELD_SENSITIVE): Set default
3789 to zero, thus disable creation of SFTs.
3791 2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
3793 * tree-predcom.c (suitable_reference_p): Return false if the
3794 reference can throw.
3796 2008-04-15 Jakub Jelinek <jakub@redhat.com>
3799 * c-decl.c (finish_decl): If extern or static var has variable
3800 size, set TREE_TYPE (decl) to error_mark_node.
3802 2008-04-15 Rafael Espindola <espindola@google.com>
3804 * fold-const.c (tree_call_nonnegative_warnv_p): Remove local
3807 2008-04-15 Richard Guenther <rguenther@suse.de>
3809 * tree-ssa-sccvn.h (vn_reference_lookup): Adjust prototype.
3810 * tree-ssa-sccvn.c (vn_reference_lookup): New parameter maywalk.
3811 (visit_reference_op_load): Do walk vuse-vdef chains on
3812 vn_reference_lookup.
3813 (visit_reference_op_store): But do not here.
3814 * tree-vn.c (vn_lookup): Do not walk vuse-vdef chains on
3815 vn_reference_lookup.
3816 (vn_lookup_with_vuses): But do so here.
3818 2008-04-14 Ian Lance Taylor <iant@google.com>
3820 * fold-const.c (fold_overflow_warning): Remove assertion.
3822 2008-04-15 Ben Elliston <bje@au.ibm.com>
3824 * config/alpha/alpha.c (alpha_initialize_trampoline): Remove temp,
3825 temp1 local variables.
3827 2008-04-15 Zuxy Meng <zuxy.meng@gmail.com>
3830 * config/i386/winnt.c (i386_pe_section_type_flags): Mark
3831 ".text.unlikely" section as executable.
3833 2008-04-14 James E. Wilson <wilson@tuliptree.org>
3835 * config/ia64/ia64.c (rtx_needs_barrier): Handle
3836 UNSPEC_FR_SQRT_RECIP_APPROX_RES.
3837 * config/ia64/ia64.c (UNSPEC_FR_SQRT_RECIP_APPROX_RES): Define.
3838 (divsi3_internal, divdi3_internal_lat, divdi3_internal_thr,
3839 divsf3_internal_lat, sqrt_approx, sqrtsf2_internal_thr,
3840 divdf3_internal_lat, sqrtdf2_internal_thr, divxf3_internal_lat,
3841 divxf3_internal_thr, sqrtxf2_internal_thr, recip_approx): Use it.
3843 2008-04-14 Ian Lance Taylor <iant@google.com>
3845 * flags.h (POINTER_TYPE_OVERFLOW_UNDEFINED): Define.
3846 * fold-const.c (fold_comparison): If appropriate, test
3847 POINTER_TYPE_OVERFLOW_UNDEFINED, and issue an overflow warning.
3848 (fold_binary): Test POINTER_TYPE_OVERFLOW_UNDEFINED when
3849 reassociating a pointer type.
3850 * doc/invoke.texi (Optimize Options): Document that
3851 -fstrict-overflow applies to pointer wraparound.
3853 2008-04-13 Jan Hubicka <jh@suse.cz>
3855 * m32.c (m32c_pushm_popm): Use crtl->retrun_rtx.
3857 2008-04-12 Andrew Pinski <pinskia@gmail.com>
3859 * config/rs6000/rs6000.c (compute_save_world_info): Set lr_save_p if
3860 we are going to "save the world".
3862 2008-04-13 Hans-Peter Nilsson <hp@axis.com>
3864 * config/cris/cris.md ("*andhi_lowpart_non_v32", "*andhi_lowpart_v32")
3865 ("*andqi_lowpart_non_v32", "*andqi_lowpart_v32"): Use "+" for the
3866 operand 0 constraint, not "=".
3868 2008-04-11 James E. Wilson <wilson@tuliptree.org>
3870 * system.h: Change ASSERT_CHECKING to ENABLE_ASSERT_CHECKING.
3872 2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
3874 * dse.c (record_store): Use HOST_BITS_PER_WIDE_INT instead
3875 of size of positions_needed * CHAR_BIT.
3877 2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
3880 * dse.c (store_info): Change positions_needed to unsigned
3882 (lowpart_bitmask): New.
3883 (record_store): Cast to unsigned HOST_WIDE_INT for
3884 positions_needed. Assert width <= size of positions_needed *
3885 CHAR_BIT. Call lowpart_bitmask to initialize positions_needed.
3886 (check_mem_read_rtx): Use unsigned HOST_WIDE_INT on mask. Call
3887 lowpart_bitmask to set mask.
3889 2008-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
3891 * config/bfin/constraints.md: New file.
3892 * config/bfin/bfin.md: Include it.
3893 (adddi3): Use satisfies_constraint functions instead of the old macros.
3894 * config/bfin/bfin.h (REG_CLASS_FROM_LETTER, CONSTRAINT_LEN,
3895 CONST_18UBIT_IMM_P, CONST_16BIT_IMM_P, CONST_16UBIT_IMM_P,
3896 CONST_7BIT_IMM_P, CONST_7NBIT_IMM_P, CONST_5UBIT_IMM_P,
3897 CONST_4BIT_IMM_P, CONST_4UBIT_IMM_P, CONST_3BIT_IMM_P,
3898 CONST_3UBIT_IMM_P, CONST_OK_FOR_K, CONST_OK_FOR_P, CONST_OK_FOR_M,
3899 CONST_OK_FOR_CONSTRAINT_P, CONST_DOUBLE_OK_FOR_LETTER,
3900 EXTRA_CONSTRAINT): Delete.
3901 * config/bfin/predicates.md (highbits_operand, reg_or_7bit_operand,
3902 reg_or_neg7bit_operand): Use satisfies_constraint functions instead
3904 * config/bfin/bfin.c: Include "tm-constrs.h".
3905 (bfin_secondary_reload, split_load_immediate, bfin_rtx_costs):
3906 Use satisfies_constraint functions instead of the old macros.
3907 * doc/md.texi (Blackfin Constraints): Update file name reference.
3909 2008-04-11 Richard Guenther <rguenther@suse.de>
3911 PR tree-optimization/35869
3912 * tree-vrp.c (execute_vrp): Move switch statement update after
3913 jump threading. Schedule another cfg cleanup run.
3915 2008-04-11 Volker Reichelt <v.reichelt@netcologne.de>
3918 * attribs.c (decl_attributes): Return early on errorneous node.
3920 2008-04-10 Oleg Ryjkov <olegr@google.com>
3922 * tree.h (struct tree_base): Added a new flag default_def_flag.
3923 (SSA_NAME_IS_DEFAULT_DEF): Changed to use the new flag.
3925 2008-04-11 Kaz Kojima <kkojima@gcc.gnu.org>
3927 * config.gcc (need_64bit_hwint): Need 64bit hwint for sh-*-*.
3929 2008-04-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3932 * pa.md: Define mode iterator P. Define mode attribute dwc.
3933 (dcacheflush): Update pattern to use iterator P and attribute dwc.
3934 (icacheflush): Likewise.
3935 * pa.h (INITIALIZE_TRAMPOLINE): Use dcacheflushsi/icacheflushsi if
3936 !TARGET_64BIT, and dcacheflushdi/icacheflushdi if TARGET_64BIT.
3938 2008-04-11 Ben Elliston <bje@au.ibm.com>
3940 * config/spu/spu.c (spu_init_builtins): Mark builtins as nothrow.
3942 2008-04-10 Rafael Espindola <espindola@google.com>
3944 * tree-vrp.c (extract_range_from_binary_expr): Don't handle
3945 TRUTH_ANDIF_EXPR or TRUTH_ORIF_EXPR.
3946 (extract_range_from_expr): The same.
3948 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
3950 * config/mips/mips.md (GPR2): New mode iterator.
3952 (*seq_<mode>, *seq_<mode>_mips16, *sne_<mode>, *sgt<u>_<mode>,
3953 *sgt<u>_<mode>_mips16, *sge<u>_<mode>, *slt<u>_<mode>,
3954 *slt<u>_<mode>_mips16 *sle<u>_<mode>, *sle<u>_<mode>_mips16):
3955 Rewrite these to take two modes, the mode of comparison and the
3956 mode of the destination.
3957 * config/mips/mips.c (mips_expand_scc): Instead of having
3958 paradoxical subreg as destination, expand "narrowing" scc if mode
3959 of comparison is SI and target is requested in DI mode.
3960 (mips_emit_int_order_test): Update comment. Make mode of
3961 comparison match CMP0 rather than TARGET. When creating inverse
3962 target use mode of TARGET.
3964 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
3966 * gcov-dump.c (tag_summary): Only print summaries for the first
3967 GCOV_COUNTERS_SUMMABLE counters.
3969 2008-04-10 Uros Bizjak <ubizjak@gmail.com>
3971 * config/i386/i386.md (absneg): New code iterator.
3972 (absnegprefix): New code attribute.
3973 (<code><mode>2): Macroize expander from abs<mode>2 and neg<mode>2
3974 patterns using absneg code iterator.
3975 (<code>tf2): Macroize expander from abstf2 and negtf2 patterns
3976 using absneg code iterator.
3977 (*<code><mode>2_1): Macroize insn pattern from *abs<mode>2_1 and
3978 *neg<mode>2 patterns using absneg code iterator.
3979 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
3980 *negextendsfdf2 patterns using absneg code iterator.
3981 (*<code>extendsfxf2): Macroize insn pattern from *absextendsfxf2 and
3982 *negextendsfxf2 patterns using absneg code iterator.
3983 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
3984 *negextendsfdf2 patterns using absneg code iterator.
3985 * config/i386/sse.md (<code><mode>2): Macroize expander from
3986 abs<mode>2 and neg<mode>2 patterns using absneg code iterator.
3988 2008-04-10 Andreas Krebbel <krebbel1@de.ibm.com>
3990 * config/s390/s390.h: Remove the remains of the recent search
3991 & replace action of current_function_outgoing_args_size.
3993 2008-04-10 Ira Rosen <irar@il.ibm.com>
3995 PR tree-optimization/35821
3996 * tree-vect-transform.c (vect_create_data_ref_ptr): Add check that
3997 NEW_STMT_LIST is not NULL.
3999 2008-04-09 David Edelsohn <edelsohn@gnu.org>
4002 * toplev.c (process_options): Remove -ffunction-sections debugging
4005 2008-04-09 Peter Bergner <bergner@vnet.ibm.com>
4007 PR middle-end/PR28690
4008 * explow.c (break_out_memory_refs): Use simplify_gen_binary rather
4009 than gen_rtx_fmt_ee to perform more canonicalizations.
4011 2008-04-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4014 * collect2.c (write_c_file): Don't wrap in "#ifdef __cplusplus".
4016 2008-04-09 Richard Guenther <rguenther@suse.de>
4018 * tree-cfg.c (verify_stmt): Print complete bogus stmt.
4019 (dump_function_to_file): Dump function arguments with types.
4021 2008-04-08 Richard Guenther <rguenther@suse.de>
4023 * fold-const.c (fold_widened_comparison): Do not allow
4024 sign-changes that change the result.
4026 2008-04-08 Janis Johnson <janis187@us.ibm.com>
4029 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle additional
4030 kinds of indirect references.
4032 2008-04-08 David Edelsohn <edelsohn@gnu.org>
4034 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Update
4035 GNU Fortran language string.
4037 2008-04-08 Rafael Espindola <espindola@google.com>
4039 * fold-canst.c (tree_call_nonnegative_warnv_p): New.
4040 (tree_invalid_nonnegative_warnv_p): Use tree_call_nonnegative_warnv_p.
4041 * tree.h (tree_call_nonnegative_warnv_p): New.
4043 2008-04-08 Jan Hubicka <jh@suse.cz>
4045 * function.c (free_after_compilation): Clear out regno_reg_rtx
4048 2008-04-08 Peter Bergner <bergner@vnet.ibm.com>
4051 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
4053 PR middle-end/PR28690
4054 * rtlanal.c: (commutative_operand_precedence): Give SYMBOL_REF's the
4055 same precedence as REG_POINTER and MEM_POINTER operands.
4057 2008-04-08 Richard Guenther <rguenther@suse.de>
4060 * tree-ssa-address.c (create_mem_ref): Use POINTER_PLUS_EXPR
4061 for adding index to base.
4063 2008-04-08 Kai Tietz <kai.tietz@onevision.com>
4065 * config/i386/mingw32.h (ENABLE_EXECUTE_STACK): New.
4066 (MINGW_ENABLE_EXECUTE_STACK): New.
4067 (IN_LIBGCC2): For libgcc include windows.h file for
4068 function declarations.
4070 2008-04-08 Hans-Peter Nilsson <hp@axis.com>
4072 * config/cris/cris.c (cris_address_cost): For a PLUS, swap tem1
4073 and tem2 if tem1 is not a REG or MULT.
4075 2008-04-08 Jan Hubicka <jh@suse.cz>
4077 * function.h (incomming_args): Break out of struct function.
4078 (function_subsections): Break out of struct function.
4079 (rtl_data): Add args, subsections fields. Break out outgoing_args_size,
4080 return_rtx and hard_reg_initial_vals from struct function.
4081 Kill inl_max_label_num.
4082 (current_function_pops_args, current_function_args_info,
4083 current_function_args_size, current_function_args_size,
4084 current_function_pretend_args_size,
4085 current_function_outgoing_args_size,
4086 current_function_internal_arg_pointer, current_function_return_rtx):
4087 Kill compatibility accestor macros.
4088 * builtins.c (expand_builtin_apply_args_1): Update.
4089 (expand_builtin_next_arg): Update.
4090 * df-scan.c (df_get_call_refs): Update.
4091 * dbxout.c (dbxout_function_end): Update.
4092 * dwarf2out.c (dwarf2out_switch_text_section): Update.
4093 (output_line_info): Update.
4094 (secname_for_decl): Update.
4095 (dwarf2out_var_location): Update.
4096 * function.c (free_after_compilation): Update.
4097 (assign_parm_find_stack_rtl): Update.
4098 (assign_parms): Update.
4099 (expand_dummy_function_end): Update.
4100 (expand_function_end): Update.
4101 * calls.c (mem_overlaps_already_clobbered_arg_p): Update.
4102 (expand_call): Update.
4103 (emit_library_call_value_1): Update.
4104 (store_one_arg): Update.
4105 * varasm.c (initialize_cold_section_name): Update.
4106 (unlikely_text_section): Update.
4107 (unlikely_text_section_p): Update.
4108 (assemble_start_function): Update.
4109 (assemble_end_function): Update.
4110 (default_section_type_flags): Update.
4111 (switch_to_section): Update.
4112 * integrate.c (set_decl_abstract_flags): Update.
4113 (get_hard_reg_initial_val): Update.
4114 (has_hard_reg_initial_val): Update.
4115 (allocate_initial_values): Update.
4116 * resource.c (init_resource_info): Update.
4117 * config/alpha/alpha.c (NUM_ARGS): Update.
4118 (direct_return): Update.
4119 (alpha_va_start): Update.
4120 (alpha_sa_size): Update.
4121 (alpha_initial_elimination_offset): Update.
4122 (alpha_expand_prologue): Update.
4123 (alpha_start_function): Update.
4124 (alpha_expand_epilogue): Update.
4125 (unicosmk_initial_elimination_offset):
4126 * config/alpha/alpha.md (call expander): Update.
4127 * config/s390/s390.c (s390_register_info): Update.
4128 (s390_register_info): Update.
4129 (s390_frame_info): Update.
4130 (s390_initial_elimination_offset): Update.
4131 (s390_build_builtin_va_list): Update.
4132 (s390_va_start): Update.
4133 * config/spu/spu.c (direct_return): Update.
4134 (spu_expand_prologue): Update.
4135 (spu_initial_elimination_offset): Update.
4136 (spu_build_builtin_va_list): Update.
4137 (spu_va_start): Update.
4138 * config/sparc/sparc.c (sparc_init_modes): Update.
4139 (sparc_compute_frame_size): Update.
4140 (function_value): Update.
4141 * config/m32r/m32r.c (m32r_compute_frame_size): Update.
4142 * config/i386/i386.md (return expander): Update.
4143 * config/i386/i386.c (ix86_va_start): Update.
4144 (ix86_can_use_return_insn_p): Update.
4145 (ix86_compute_frame_layout): Update.
4146 (ix86_expand_epilogue): Update.
4147 * config/sh/sh.c (output_stack_adjust): Update.
4148 (calc_live_regs): Update.
4149 (sh_expand_prologue): Update.
4150 (sh_builtin_saveregs): Update.
4151 (sh_va_start): Update.
4152 (initial_elimination_offset): Update.
4153 (sh_allocate_initial_value): Update.
4154 (sh_function_ok_for_sibcall): Update.
4155 (sh_get_pr_initial_val): Update.
4156 * config/sh/sh.md (return expander): Update.
4157 * config/avr/avr.c (frame_pointer_required_p): UPdate.
4158 * config/crx/crx.c (crx_compute_frame): UPdate.
4159 (crx_initial_elimination_offset): UPdate.
4160 * config/xtensa/xtensa.c (compute_frame_size): Update
4161 (xtensa_builtin_saveregs): Update.
4162 (xtensa_va_start): Update.
4163 (order_regs_for_local_alloc): Update.
4164 * config/stormy16/stormy16.c (xstormy16_compute_stack_layout): Update.
4165 (xstormy16_expand_builtin_va_start): Update.
4166 * config/fr30/fr30.c (fr30_compute_frame_size): Update.
4167 * config/m68hc11/m68hc11.md (return expanders): Update.
4168 * config/m68hc11/m68hc11.c (expand_prologue): Update.
4169 (expand_epilogue): Update.
4170 * config/cris/cris.c (cris_initial_frame_pointer_offset): Update.
4171 (cris_simple_epilogue): Update.
4172 (cris_expand_prologue): Update.
4173 (cris_expand_epilogue): Update.
4174 * config/iq2000/iq2000.c (iq2000_va_start): Update.
4175 (compute_frame_size): Update.
4176 * config/mt/mt.c (mt_compute_frame_size): Update.
4177 * config/mn10300/mn10300.c (expand_prologue): Update.
4178 (expand_epilogue): Update.
4179 (initial_offset): Update.
4180 (mn10300_builtin_saveregs):
4181 * config/mn10300/mn10300.md (return expander): Update.
4182 * config/ia64/ia64.c (ia64_compute_frame_size): Update.
4183 (ia64_initial_elimination_offset): Update.
4184 (ia64_initial_elimination_offset): Update.
4185 (ia64_expand_prologue): Update.
4186 * config/m68k/m68k.md (return expander): Update.
4187 * config/rs6000/rs6000.c (rs6000_va_start): Update.
4188 (rs6000_stack_info): Update.
4189 * config/mcore/mcore.c (layout_mcore_frame): Update.
4190 (mcore_expand_prolog): Update.
4191 * config/arc/arc.c (arc_compute_frame_size): Update.
4192 * config/score/score3.c (score3_compute_frame_size): Update.
4193 * config/score/score7.c (score7_compute_frame_size): Update.
4194 * config/arm/arm.c (use_return_insn): Update.
4195 (thumb_find_work_register): Update.
4196 (arm_compute_save_reg_mask): Update.
4197 (arm_output_function_prologue): Update.
4198 (arm_output_epilogue): Update.
4199 (arm_size_return_regs): Update.
4200 (arm_get_frame_offsets): Update.
4201 (arm_expand_prologue): Update.
4202 (thumb_exit): Update.
4203 (thumb_unexpanded_epilogue): Update.
4204 (thumb1_output_function_prologue): Update.
4205 * config/pa/pa.md (return expander): Update.
4206 * config/pa/pa.c (compute_frame_size): Update.
4207 (hppa_builtin_saveregs): Update.
4208 * config/mips/mips.c (mips_va_start): Update.
4209 (mips16_build_function_stub): Update.
4210 (mips_compute_frame_info): Update.
4211 (mips_restore_gp): Update.
4212 (mips_output_function_prologue): Update.
4213 (mips_expand_prologue): Update.
4214 * config/v850/v850.c (compute_frame_size): Update.
4215 (expand_prologue): * config/mmix/mmix.c (along): update.
4216 (mmix_initial_elimination_offset): update.
4217 (mmix_reorg): update.
4218 (mmix_use_simple_return): update.
4219 (mmix_expand_prologue): update.
4220 (mmix_expand_epilogue): Update.
4221 * config/bfin/bfin.c (bfin_initial_elimination_offset): Update.
4222 (emit_link_insn): Update.
4224 2008-04-08 Anatoly Sokolov <aesok@post.ru>
4226 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Define
4227 __AVR_HAVE_EIJMP_EICALL__ macro if device have EIJMP and EICALL
4229 * config/avr/avr.c (avr_mcu_types): Set AVR31 architecture for
4232 2008-04-07 Jan Hubicka <jh@suse.cz>
4234 * function.h (rtl): Rename to x_rtl.
4236 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
4237 frame_offset, stack_check_probe_note, arg_pointer_save_area,
4238 used_temp_slots avail_temp_slots, temp_slot_level,
4239 nonlocal_goto_handler_labels): Update accesstors.
4240 (rtl): New global variable.
4241 (struct function): Move some fileds to rtl_data.
4242 (get_arg_pointer_save_area): Update prototype.
4243 * builtins.c (expand_builtin_setjmp_receiver): Update call of
4244 get_arg_pointer_save_area.
4245 * expr.c (init_expr): Update
4246 * function.c (get_frame_size): Update
4247 (assign_stack_local): Update
4248 (expand_function_end): Update.
4249 (get_art_pointer_save_area): Update
4251 * emit-rtl.c (rtl): Declare.
4252 (regno_reg_rtx): Declare.
4253 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
4255 (gen_reg_rtx): Update.
4256 * varasm.c (n_deferred_constatns): Update accestor.
4257 (init_varasm_status): Do not allocate varasm_status.
4258 (force_const_mem, get_pool_size, output_constant_pool): Update.
4259 * stmt.c (force_label_rtx): Do not use x_ prefixes.
4260 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
4261 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Update.
4262 * sparc/sparc.h (INIT_EXPANDERS): Update.
4263 * ia64/ia64.h (INIT_EXPANDERS): Update.
4265 2008-04-07 James E. Wilson <wilson@tuliptree.org>
4267 * reload.c (push_secondary_reload): Add missing break to for loop.
4269 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
4271 PR middle-end/PR28690
4272 * rtlanal.c: Update copyright years.
4273 (commutative_operand_precedence): Give SYMBOL_REF's the same precedence
4274 as REG_POINTER and MEM_POINTER operands.
4275 * emit-rtl.c (gen_reg_rtx_and_attrs): New function.
4276 (set_reg_attrs_from_value): Call mark_reg_pointer as appropriate.
4277 * rtl.h (gen_reg_rtx_and_attrs): Add prototype for new function.
4278 * gcse.c: Update copyright years.
4279 (pre_delete): Call gen_reg_rtx_and_attrs.
4280 (hoist_code): Likewise.
4281 (build_store_vectors): Likewise.
4282 (delete_store): Likewise.
4283 * loop-invariant.c (move_invariant_reg): Likewise.
4284 Update copyright years.
4286 2008-04-07 Uros Bizjak <ubizjak@gmail.com>
4288 * config/i386/i386.md ("*sse_prologue_save_insn"): Use braced output
4289 control string instead of quoted.
4291 2008-04-07 Kenneth Zadeck <zadeck@naturalbridge.com>
4293 * doc/rtl.texi: Rewrite of subreg section.
4295 2008-04-07 Kai Tietz <kai.tietz@onevision.com>
4298 * config/i386/i386.c (legitimize_pic_address): Add treating
4299 of dllimport SYM_REF's.
4300 (legitimize_dllimport_symbol): Add prototype.
4302 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
4304 * fold-const.c (fold) <ARRAY_REF>: New case. Try to fold constant
4305 reference in constructor with non self-referential type.
4307 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
4309 Removal of Return with Depressed Stack Pointer support
4310 * tree.h (TYPE_RETURNS_STACK_DEPRESSED): Delete.
4311 (ECF_SP_DEPRESSED): Likewise.
4312 (ECF_LIBCALL_BLOCK, ECF_NOVOPS): Adjust.
4313 * calls.c (emit_call_1): Do not test ECF_SP_DEPRESSED.
4314 (flags_from_decl_or_type): Do not test TYPE_RETURNS_STACK_DEPRESSED.
4315 (expand_call): Do not test ECF_SP_DEPRESSED.
4316 * dse.c (dse_step0): Do not test TYPE_RETURNS_STACK_DEPRESSED.
4317 * function.c (keep_stack_depressed): Delete.
4318 (handle_epilogue_set): Likewise.
4319 (update_epilogue_consts): Likewise.
4320 (emit_equiv_load): Likewise.
4321 (thread_prologue_and_epilogue_insns): Remove support for Return with
4322 Depressed Stack Pointer.
4323 * print-tree.c (print_node): Do not test TYPE_RETURNS_STACK_DEPRESSED.
4325 2008-04-06 Richard Guenther <rguenther@suse.de>
4327 PR tree-optimization/35400
4328 * tree-vrp.c (vrp_evaluate_conditional): Only query value-range
4329 information from SSA_NAMEs.
4331 2008-04-06 Anatoly Sokolov <aesok@post.ru>
4333 * config/avr/avr.h (avr_mega_p): Remove declaration.
4334 (AVR_MEGA): Remove macro.
4335 * config/avr/avr.c (avr_mega_p): Remove variable.
4336 (avr_override_options): Remove inicializion of avr_mega_p.
4337 Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
4338 (print_operand): Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
4339 (avr_jump_mode): (Ditto.).
4340 (avr_output_progmem_section_asm_op): (Ditto.).
4341 (avr_asm_init_sections): (Ditto.).
4342 (avr_asm_init_sections): (Ditto.).
4343 (avr_rtx_costs): (Ditto.).
4344 * config/avr/avr.md: (Ditto.).
4345 * config/avr/avr.h: Use '__AVR_HAVE_JMP_CALL__' instead of
4348 2008-04-06 Richard Guenther <rguenther@suse.de>
4350 PR tree-optimization/35842
4351 * tree-ssa-address.c (fixed_address_object_p): Adjust to match
4352 is_gimple_invariant_address.
4354 2008-04-06 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
4356 * gcc.c (default_compilers): Sync Fortran extensions list with
4357 that in fortran/lang-specs.h.
4358 * doc/invoke.texi: Likewise.
4359 * dbxout.c (get_lang_number): Use "GNU Fortran" in "GNU F95".
4360 * dwarf2out.c (gen_compile_unit_die): Likewise.
4362 2008-04-06 Tom G. Christensen <tgc@jupiterrise.com>
4364 * gthr-posix95.h (__gthread_cond_wait_recursive): Add missing &.
4366 2008-04-05 Uros Bizjak <ubizjak@gmail.com>
4369 * config/i386/i386.c (ix86_function_regparm): Error if regparm(3)
4370 attribute is used for nested functions.
4372 2008-04-05 Jan Hubicka <jh@suse.cz>
4374 * emit-rtl.c (init_emit): xcalloc regno_pointer_align.
4376 * tree-dump.c (dump_enable_all): Remove prototype; do not accept
4378 (dump_files): Update.
4379 (enable_rtl_dump_file): Do not accept letter argument.
4380 * tree-pass.h (dump_file_info): Remove letter argument.
4381 * toplev.c (decode_d_option): Update -da handling.
4382 * toplev.h (enable_rtl_dump_file): Update prototype.
4383 * passes.c (register_one_dump_file): Do not accept IPA argument; work
4384 it out based on pass type.
4385 (register_dump_files_1): Likewise.
4386 (init_optimization_passes): Update register_one_dump_file calls.
4387 (execute_one_pass): Sanity check that IPA passes are called at IPA
4388 level and RTL passes at RTL level.
4389 (execute_pass_list): IPA pass can not be after or subpass of
4391 (execute_ipa_pass_list): Handle IPA subpasses of IPA subpasses and
4392 disallov RTL subpasses of IPA subpasses.
4394 2008-04-05 Ben Elliston <bje@au.ibm.com>
4396 * tree-cfg.c (need_fake_edge_p): Return false for calls to
4397 builtins that return exactly once and do not throw. Cache call to
4400 2008-04-04 Andy Hutchinson <hutchinsonandy@aim.com>
4402 PR rtl-optimization/34916
4404 * combine.c (create_log_links): Do not create duplicate LOG_LINKS
4405 between instruction pairs.
4407 2008-04-04 Naveen.H.S <naveen.hs@kpitcummins.com>
4409 * doc/invoke.texi: Document -mbitops for SH.
4410 * config/sh/constraints.md (K03, K12, Sbv, Sbw): New constraints.
4411 * config/sh/predicates.md (bitwise_memory_operand): New predicate.
4412 * config/sh/sh.c (print_operand): Add %t operand code.
4413 * config/sh/sh.h (GO_IF_LEGITIMATE_INDEX): Add condition for SH2A.
4414 * config/sh/sh.md (*iorsi3_compact): Fix condition for SH2A.
4415 (extendqisi2_compact): Add the alternative for SH2A 4-byte mov.b.
4416 (extendqihi2): Likewise.
4417 (movqi_i): Likewise.
4418 (insv): Use bset, bclr and bst instructions for SH2A if possible.
4419 (extv): Use bld instruction for SH2A if possible.
4421 (bclr_m2a, bclrmem_m2a, bset_m2a, bsetmem_m2a, bst_m2a, bld_m2a,
4422 bldsign_m2a, bld_reg, *bld_regqi, band_m2a, bandreg_m2a,
4423 bor_m2a, borreg_m2a, bxor_m2a, bxorreg_m2a): New insns.
4424 (bset.b, bclr.b): Define peepholes.
4425 * config/sh/sh.opt (mbitops): New option.
4427 2008-04-04 Janis Johnson <janis187@us.ibm.com>
4430 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle indirect ref
4431 and view convert expression.
4433 2008-04-04 Jakub Jelinek <jakub@redhat.com>
4436 * tree-cfg.c (remove_useless_stmts_1): Handle OMP_* containers.
4438 2008-04-04 H.J. Lu <hongjiu.lu@intel.com>
4440 * config.gcc (extra_headers): Add wmmintrin.h for x86 and x86-64.
4442 * config/i386/cpuid.h (bit_AES): New.
4443 (bit_PCLMUL): Likewise.
4445 * config/i386/i386.c (pta_flags): Add PTA_AES and PTA_PCLMUL.
4446 (override_options): Handle PTA_AES and PTA_PCLMUL. Enable
4447 SSE2 if AES or PCLMUL is enabled.
4448 (ix86_builtins): Add IX86_BUILTIN_AESENC128,
4449 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
4450 IX86_BUILTIN_AESDECLAST128, IX86_BUILTIN_AESIMC128,
4451 IX86_BUILTIN_AESKEYGENASSIST128 and IX86_BUILTIN_PCLMULQDQ128.
4452 (bdesc_sse_3arg): Add IX86_BUILTIN_PCLMULQDQ128.
4453 (bdesc_2arg): Add IX86_BUILTIN_AESENC128,
4454 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
4455 IX86_BUILTIN_AESDECLAST128 and IX86_BUILTIN_AESKEYGENASSIST128.
4456 (bdesc_1arg): Add IX86_BUILTIN_AESIMC128.
4457 (ix86_init_mmx_sse_builtins): Define __builtin_ia32_aesenc128,
4458 __builtin_ia32_aesenclast128, __builtin_ia32_aesdec128,
4459 __builtin_ia32_aesdeclast128,__builtin_ia32_aesimc128,
4460 __builtin_ia32_aeskeygenassist128 and
4461 __builtin_ia32_pclmulqdq128.
4462 * config/i386/i386.c (ix86_expand_binop_imm_builtin): New.
4463 (ix86_expand_builtin): Use it for IX86_BUILTIN_PSLLDQI128 and
4464 IX86_BUILTIN_PSRLDQI128. Handle IX86_BUILTIN_AESKEYGENASSIST128.
4466 * config/i386/i386.h (TARGET_AES): New.
4467 (TARGET_PCLMUL): Likewise.
4468 (TARGET_CPU_CPP_BUILTINS): Handle TARGET_AES and TARGET_PCLMUL.
4470 * config/i386/i386.md (UNSPEC_AESENC): New.
4471 (UNSPEC_AESENCLAST): Likewise.
4472 (UNSPEC_AESDEC): Likewise.
4473 (UNSPEC_AESDECLAST): Likewise.
4474 (UNSPEC_AESIMC): Likewise.
4475 (UNSPEC_AESKEYGENASSIST): Likewise.
4476 (UNSPEC_PCLMUL): Likewise.
4478 * config/i386/i386.opt (maes): New.
4479 (mpclmul): Likewise.
4481 * config/i386/sse.md (aesenc): New pattern.
4482 (aesenclast): Likewise.
4484 (aesdeclast): Likewise.
4486 (aeskeygenassist): Likewise.
4487 (pclmulqdq): Likewise.
4489 * config/i386/wmmintrin.h: New.
4491 * doc/extend.texi: Document AES and PCLMUL built-in function.
4493 * doc/invoke.texi: Document -maes and -mpclmul.
4495 2008-04-04 Paolo Bonzini <bonzini@gnu.org>
4497 * function.c (free_after_parsing): Replace with
4498 cxx_push_function_context from C++ front-end.
4499 (allocate_struct_function): Don't call langhook.
4500 * langhooks.h (struct lang_hooks_for_functions): Delete.
4501 (struct lang_hooks): Add back missing_noreturn_ok_p here, delete
4503 * langhooks-def.h (LANG_HOOKS_MISSING_NORETURN_OK_P): Add.
4504 (LANG_HOOKS_FUNCTION_INIT, LANG_HOOKS_FUNCTION_FINAL,
4505 LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P,
4506 LANG_HOOKS_FUNCTION_INITIALIZER): Delete.
4507 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_MISSING_NORETURN_OK_P,
4508 remove LANG_HOOKS_FUNCTION_INITIALIZER.
4509 * tree-cfg.c: Adjust call to missing_noreturn_ok_p langhook.
4511 * c-objc-common.h (LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P):
4512 Rename to LANG_HOOKS_MISSING_NORETURN_OK_P.
4514 2008-04-04 Jakub Jelinek <jakub@redhat.com>
4517 * c-pretty-print.c (pp_c_initializer_list): Handle CONSTRUCTOR
4520 2008-04-04 Richard Guenther <rguenther@suse.de>
4523 * fold-const.c (optimize_minmax_comparison): Use the correct
4524 type for the constant in the simplified comparison.
4526 2008-04-04 Zuxy Meng <zuxy.meng@gmail.com>
4528 * config/i386/driver-i386.c (describe_cache): Add l2_sizekb argument.
4529 Pass L2 size as "--param l2-cache-size" to the compiler.
4530 (decode_l2_cache): New function to decode L2 cache parameters using
4531 0x8000006 extended cpuid function.
4532 (detect_caches_amd): Determine parameters of L2 cache using
4533 decode_l2_caches function.
4534 (decode_caches_intel): Decode L2 cache parameters.
4535 (detect_caches_intel): Determine L2 cache parameters using
4536 decode_caches_intel and decode_l2_caches functions.
4538 2008-04-03 Bob Wilson <bob.wilson@acm.org>
4540 * config/xtensa/xtensa.c (xtensa_secondary_reload_class): Use a
4541 secondary input reload for subword loads from the constant pool.
4543 2008-04-03 Janis Johnson <janis187@us.ibm.com>
4546 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Use integer
4547 constants of the appropriate size for runtime calculations.
4550 * dfp.c (decimal_from_decnumber): Retain trailing zeroes for
4551 decimal-float literal constant zero.
4553 2008-04-03 Jakub Jelinek <jakub@redhat.com>
4556 * c-parser.c (c_parser_omp_atomic): Call
4557 default_function_array_conversion on the RHS.
4560 * omp-low.c (scan_sharing_clauses) <case OMP_CLAUSE_SHARED>: Don't
4561 call is_variable_sized if decl has incomplete type.
4563 2008-04-03 H.J. Lu <hongjiu.lu@intel.com>
4565 * config/i386/i386-protos.h (ix86_aligned_p): Removed.
4567 2008-04-03 Adam Nemet <anemet@caviumnetworks.com>
4569 * config/mips/mips.md (any_gt, any_ge, any_lt, any_le): New code
4571 (u): Add attribute values for gt, gtu, ge, geu, lt, ltu, le and leu.
4572 (sgt<u>): Merge sgt and sgtu into new expander.
4573 (sgt, sgtu): Remove expanders.
4574 (*sgt<u>_<mode>): Merge *sgt_<mode> and *sgtu_<mode> into new pattern.
4575 (*sgt_<mode>, *sgtu_<mode>): Remove patterns.
4576 (*sgt<u>_<mode>_mips16): Merge *sgt_<mode>_mips16 and
4577 *sgtu_<mode>_mips16 into new pattern.
4578 (*sgt_<mode>_mips16, *sgtu_<mode>_mips16): Remove patterns.
4579 (sge<u>): Merge sge and sgeu into new expander.
4580 (sge, sgeu): Remove expanders.
4581 (*sge<u>_<mode>): Merge *sge_<mode> and second *sge_<mode> into
4583 (*sge_<mode>, second *sge_<mode>): Remove patterns.
4584 (slt<u>): Merge slt and sltu into new expander.
4585 (slt, sltu): Remove expanders.
4586 (*slt<u>_<mode>): Merge *slt_<mode> and *sltu_<mode> into new pattern.
4587 (*slt_<mode>, *sltu_<mode>): Remove patterns.
4588 (*slt<u>_<mode>_mips16): Merge *slt_<mode>_mips16 and
4589 *sltu_<mode>_mips16 into new pattern.
4590 (*slt_<mode>_mips16, *sltu_<mode>_mips16): Remove patterns.
4591 (sle<u>): Merge sle and sleu into new expander.
4592 (sle, sleu): Remove expanders.
4593 (*sle<u>_<mode>): Merge *sle_<mode> and *sleu_<mode> into new pattern.
4594 (*sle_<mode>, *sleu_<mode>): Remove patterns.
4595 (*sle<u>_<mode>_mips16): Merge *sle_<mode>_mips16 and
4596 *sleu_<mode>_mips16 into new pattern.
4597 (*sle_<mode>_mips16, *sleu_<mode>_mips16): Remove patterns.
4599 2008-04-03 Jan Hubicka <jh@suse.cz>
4601 PR tree-optimization/35795
4602 * alpha/alpha.c (alpha_output_mi_thunk_osf): Free after compilation.
4603 * sparc/sparc.c (sparc_output_mi_thunk): Likewise.
4604 * ia64/ia64.c (ia64_output_mi_thunk): Likewise.
4605 * m68k/m68k.c (m68k_output_mi_thunk): Likewise.
4606 * score/score3.c (score3_output_mi_thunk): Likewise.
4607 * score/score7.c (score7_output_mi_thunk): Likewise.
4608 * mips/mips.c (mips_output_mi_thunk): Likewise.
4610 2008-04-03 Richard Guenther <rguenther@suse.de>
4612 * tree-vrp.c (extract_range_from_unary_expr): Handle all
4613 conversions. Simplify code.
4615 2008-04-03 Kaz Kojima <kkojima@gcc.gnu.org>
4617 * config/sh/sh.c (sh_output_mi_thunk): Free cfun.
4619 2008-04-03 Tom Tromey <tromey@redhat.com>
4620 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4622 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
4623 * config/bfin/t-bfin-linux (generated_files): Add
4624 linux-sysroot-suffix.h.
4625 * doc/install.texi (Prerequisites): Require make 3.80.
4626 * doc/sourcebuild.texi (Front End Directory): Document new
4628 * Makefile.in (generated_files): New variable.
4629 (ALL_HOST_OBJS): New variable.
4630 ($(ALL_HOST_OBJS)): New target.
4632 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
4634 * tree-inline.c (copy_generic_body, copy_decl_no_change): Export.
4635 (remap_block): Call id->transform_lang_insert_block instead
4637 (optimize_inline_calls, unsave_expr_now, tree_function_versioning):
4638 Set id.transform_lang_insert_block to NULL.
4639 (clone_body): Move to cp/optimize.c
4640 * tree-inline.h (struct copy_body_data): Change
4641 transform_lang_insert_block to function pointer.
4642 (copy_generic_body, copy_decl_no_change): Export.
4643 * langhooks.h (struct lang_hooks_for_decls): Kill insert_block.
4644 * langhooks-def.h (LANG_HOOKS_INSERT_BLOCK): Kill.
4645 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_INSERT_BLOCK.
4647 * c-tree.h (insert_block): Kill.
4648 * c-decl.c (insert_block): Kill.
4650 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
4652 * c-objc-common.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
4653 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
4654 * c-tree.h (c_push_function_context, c_pop_function_context): Remove
4656 * c-decl.c (c_push_function_context, c_pop_function_context): Remove
4657 argument, call {push,pop}_function_context from here.
4658 * c-parser.c: Use c_{push,pop}_function_context.
4660 * function.c (push_function_context_to): Move meat ...
4661 (push_function_context): ... here. Simplify.
4662 * function.c (pop_function_context_from): Move meat ...
4663 (pop_function_context): ... here. Simplify.
4664 * langhooks.h (struct lang_hooks_for_functions): Remove enter_nested,
4666 * langhooks-def.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
4667 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
4668 (LANG_HOOKS_FUNCTION_INITIALIZER): Delete them from here.
4669 * tree.h (push_function_context_to, pop_function_context_from): Remove.
4671 2008-04-03 Ben Elliston <bje@au.ibm.com>
4673 * expmed.c (extract_force_align_mem_bit_field): Remove.
4675 2008-04-03 Richard Guenther <rguenther@suse.de>
4678 * expr.h (try_casesi): Adjust prototype.
4679 * expr.c (try_casesi): Take fallback label as extra parameter.
4680 Use that for gen_casesi if default_label is NULL.
4681 * stmt.c (expand_case): Pass fallback label to try_casesi,
4682 make sure to fill gaps with a fallback label if default_label
4685 2008-04-03 Dominique d'Humieres <dominiq@lps.ens.fr>
4688 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Free cfun.
4690 2008-04-03 Ben Elliston <bje@au.ibm.com>
4692 * expmed.c (extract_split_bit_field): Remove if (0) code.
4693 * tree-ssa-structalias.c (do_sd_constraint): Likewise.
4694 (do_ds_constraint): Likewise.
4696 2008-04-02 Joseph Myers <joseph@codesourcery.com>
4698 * doc/cppopts.texi (-dU): Document.
4699 * c-common.h (flag_dump_macros): Update comment.
4700 * c-opts.c (handle_OPT_d): Handle -dU.
4701 * c-ppoutput.c (macro_queue, define_queue, undef_queue,
4702 dump_queued_macros, cb_used_define, cb_used_undef): New.
4703 (init_pp_output): Handle -dU.
4704 (cb_line_change): Call dump_queued_macros.
4705 * toplev.c (decode_d_option): Accept -dU as preprocessor option.
4707 2008-04-02 Anatoly Sokolov <aesok@post.ru>
4709 * config/avr/predicates.md (io_address_operand): New predicate.
4710 * config/avr/avr-protos.h (avr_io_address_p): Remove declaration.
4711 * config/avr/avr.c (avr_io_address_p): Remove function.
4712 (out_movqi_r_mr): Use 'io_address_operand' predicate instead of
4713 'avr_io_address_p' function.
4714 (out_movhi_r_mr): (Ditto.).
4715 (out_movqi_mr_r): (Ditto.).
4716 (out_movhi_mr_r): (Ditto.).
4717 (avr_address_cost): (Ditto.).
4719 2008-04-02 Uros Bizjak <ubizjak@gmail.com>
4721 * config/i386/i386.md (*float<SSEMODEI24:mode><X87MODEF:mode>2_1):
4722 Emit gen_floatdi<X87MODEF:mode>2_i387_with_xmm for DImode values
4723 in 32bit mode when XMM registers are available to avoid store
4725 (floatdi<X87MODEF:mode>2_i387_with_xmm): New insn pattern and
4726 corresponding post-reload splitters.
4728 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
4730 * config/i386/i386.c (bdesc_sse_3arg): Add __builtin_ia32_shufps
4731 and __builtin_ia32_shufpd. Provide __builtin_ia32_roundsd and
4732 __builtin_ia32_roundss.
4733 (ix86_init_mmx_sse_builtins): Remove __builtin_ia32_shufps,
4734 __builtin_ia32_shufpd, __builtin_ia32_roundsd and
4735 __builtin_ia32_roundss.
4736 (ix86_expand_builtin): Don't handle IX86_BUILTIN_SHUFPS and
4737 IX86_BUILTIN_SHUFPD here.
4739 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
4741 * config/i386/i386.md (plogic): New.
4742 (plogicprefix): Likewise.
4744 * config/i386/mmx.md (mmx_<code><mode>3): New.
4745 (mmx_and<mode>3): Removed.
4746 (mmx_ior<mode>3): Likewise.
4747 (mmx_xor<mode>3): Likewise.
4749 * config/i386/sse.md (<code><mode>3): New.
4750 (*<code><mode>3): Likewise.
4751 (*<code><mode>3): Likewise.
4752 (<code><mode>3): Likewise.
4753 (*sse_<code><mode>3): Likewise.
4754 (*sse2_<code><mode>3): Likewise.
4755 (<code>tf3): Likewise.
4756 (*<code>tf3): Likewise.
4757 (and<mode>3): Likewise.
4758 (*and<mode>3): Likewise.
4759 (ior<mode>3): Removed.
4760 (*ior<mode>3): Likewise.
4761 (xor<mode>3): Likewise.
4762 (*xor<mode>3): Likewise.
4763 (*and<mode>3): Likewise.
4764 (*ior<mode>3): Likewise.
4765 (*xor<mode>3): Likewise.
4766 (and<mode>3): Likewise.
4767 (*sse_and<mode>3): Likewise.
4768 (*sse2_and<mode>3): Likewise.
4770 (*andtf3): Likewise.
4771 (ior<mode>3): Likewise.
4772 (*sse_ior<mode>3): Likewise.
4773 (*sse2_ior<mode>3): Likewise.
4775 (*iortf3): Likewise.
4776 (xor<mode>3): Likewise.
4777 (*sse_xor<mode>3): Likewise.
4778 (*sse2_xor<mode>3): Likewise.
4780 (*xortf3): Likewise.
4782 2008-04-02 Richard Guenther <rguenther@suse.de>
4784 PR tree-optimization/14495
4785 PR tree-optimization/34793
4786 * tree-vrp.c (struct switch_update): New structure.
4787 (to_remove_edges, to_update_switch_stmts): New VECs.
4788 (simplify_switch_using_ranges): New function. Remove not taken
4789 case labels and edges.
4790 (simplify_stmt_using_ranges): Call it.
4791 (identify_jump_threads): Mark edges we have queued for removal
4792 so we don't thread them.
4793 (execute_vrp): Remove edges queued for removal, update SWITCH_STMT
4795 * tree-cfg.c (group_case_labels): Deal with missing default label.
4796 (tree_verify_flow_info): Allow missing default label.
4797 * stmt.c (emit_case_bit_tests): Deal with NULL default_label.
4798 (emit_case_nodes): Likewise.
4799 (expand_case): Do not rely on the default label to be present.
4800 * expr.c (try_casesi): Deal with NULL default_label.
4801 (do_tablejump): Likewise.
4803 2008-04-02 Richard Guenther <rguenther@suse.de>
4805 PR tree-optimization/14495
4806 * tree-vrp.c (vrp_visit_cond_stmt): Do not handle
4807 SWITCH_EXPR here ...
4808 (vrp_visit_switch_stmt): ... but here (new function).
4809 (find_case_label_index): New helper function.
4810 (vrp_visit_stmt): Dispatch to vrp_visit_switch_stmt.
4812 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
4814 * fwprop.c: Fix ISO-C99ism.
4816 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
4819 * Makefile.in (objdir): Set it here.
4820 * configure.ac: Not here. Find dynamic linker characteristics.
4821 * exec-tool.in: Use them.
4822 * aclocal.m4: Regenerate.
4823 * configure: Regenerate.
4825 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
4827 * expr.c (expand_var): Delete it.
4828 * expr.h (expand_var): Delete prototype.
4829 * function.c (expand_function_start): Use expand_decl instead.
4830 * cfgexpand.c (expand_one_static_var, expand_one_var): Don't call
4833 2008-04-02 Andy Hutchinson <hutchinsonamdy@aim.com>
4835 PR rtl-optimization/35542
4836 * fwprop.c (forward_propagate_and_simplify): Replace
4837 loc_reg_mentioned_in_p with reg_mentioned_p.
4839 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
4841 PR rtl-optimization/35281
4842 * fwprop.c (PR_CAN_APPEAR, PR_HANDLE_MEM): New.
4843 (propagate_rtx_1): Handle PR_HANDLE_MEM.
4844 (propagate_rtx): Pass PR_HANDLE_MEM if appropriate.
4845 (varying_mem_p): Move above propagate_rtx.
4846 (all_uses_available_at): Do not check MEMs.
4848 2008-04-02 Rafael Espindola <espindola@google.com>
4850 * tree-vrp.c (extract_code_and_val_from_cond): Remove.
4851 (register_edge_assert_for_2): Split the cond argument.
4852 (register_edge_assert_for_1): Adjust for the change in
4853 register_edge_assert_for_2.
4854 (register_edge_assert_for): Split the cond argument.
4855 (find_switch_asserts): Adjust for the change in
4856 register_edge_assert_for.
4858 2008-04-02 Kai Tietz <kai.tietz@onevision.com>
4860 * config.gcc: Add for x86_64-*-mingw* the t-crtfm to tbuild.
4861 * config/i386/cygming.h (ASM_OUTPUT_DWARF_OFFSET): Add 8 byte
4862 offsets for 64-bit mingw.
4863 * config/i386/i386.c (ix86_pass_by_reference): Correct calling
4864 abi for x86_64-pc-mingw.
4866 2008-04-02 Richard Guenther <rguenther@suse.de>
4868 * tree-vrp.c (extract_range_from_assert): Make sure to not
4869 produce range min/max with TREE_OVERFOW set.
4870 If merging a anti-range and a range keep the anti-range if
4871 the range covers all values of the type.
4872 (register_edge_assert_for_2): Only allow sign-changing
4873 conversions in detecting canonical range checks. Also
4874 register an assert for the unsigned name if useful.
4876 PR tree-optimization/35787
4877 * tree-vrp.c (vrp_val_max): New function.
4878 (vrp_val_min): Likewise.
4879 (vrp_val_is_max): Move earlier, use vrp_val_{min,max}.
4880 (vrp_val_is_min): Likewise.
4881 (supports_overflow_infinity): Use vrp_val_{min,max}.
4882 (negative_overflow_infinity): Likewise.
4883 (positive_overflow_infinity): Likewise.
4884 (is_negative_overflow_infinity): Use vrp_val_is_{min,max}.
4885 (is_positive_overflow_infinity): Likewise.
4886 (is_overflow_infinity): Likewise.
4887 (avoid_overflow_infinity): Use vrp_val_{min,max} and
4888 vrp_val_is_{min,max}.
4889 (set_and_canonicalize_value_range): Canonicalize anti-ranges
4890 to ranges if possible. Avoid empty ranges.
4892 2008-04-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4895 * fold-const.c (get_pointer_modulus_and_residue): Return modulus 1 if
4896 the expression is a function address.
4898 2008-04-01 George Helffrich <george@gcc.gnu.org>
4900 PR fortran/35154, fortran/23057
4901 * dbxout.c: Emit .stabs debug info for Fortran COMMON block
4902 variables as base symbol name + offset using N_BCOMM/N_ECOMM.
4903 (is_fortran, dbxout_common_name, dbxout_common_check): New functions.
4904 (dbxout_symbol_location): Transform N_LCSYM to N_GSYM for storage
4906 (dbxout_syms): Check for COMMON-based symbol and wrap in
4907 N_BCOMM/N_ECOMM stab bracket, including as many symbols as possible
4908 in bracket for efficiency.
4910 * dwarf2out.c: Emit DWARF debug info for Fortran COMMON block
4911 using DW_TAG_common_block + member offset.
4912 (add_pubname_string): New function.
4913 (dw_expand_expr): New function to find block name and offset for
4915 (common_check): New function to check whether symbol in Fortran COMMON.
4916 (gen_variable_die): If COMMON, use DW_TAG_common_block.
4918 2008-04-01 Volker Reichelt <v.reichelt@netcologne.de>
4921 * c-format.c (init_dynamic_gfc_info): Ignore invalid locus type.
4923 2008-04-02 Ben Elliston <bje@au.ibm.com>
4925 * config/v850/v850.md (casesi): Remove if (0) code.
4926 * config/i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
4927 * config/alpha/alpha.c (alpha_initialize_trampoline): Likewise.
4929 2008-04-01 Uros Bizjak <ubizjak@gmail.com>
4931 * config/i386/i386.md (rex64suffix): New mode attribute.
4932 (floathi<mode>2): Disable expander for SSE math.
4933 (*floathi<mode>2_1): New insn insn_and_split pattern.
4934 (*floathi<mode>2_i387_with_temp): New macroized instruction pattern and
4935 corresponding post-reload splitters.
4936 (*floathi<mode>2_i387): New macroized insn pattern.
4937 (float<SSEMODEI24:mode><X87MODEF:mode>2): New macroized expander.
4938 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1): New macroized
4939 insn_and_split pattern.
4940 (*floatsi<mode>2_vector_mixed_with_temp, *floatsi<mode>2_vector_mixed):
4941 New macroized instruction patterns and corresponding post-reload
4943 (*floatsi<mode>2_mixed_with_temp): New macroized instruction pattern
4944 and corresponding post-reload splitters.
4945 (*floatsi<mode>2_mixed_interunit, *floatsi<mode>2_mixed_nointerunit):
4946 New macroized instruction patterns.
4947 (*floatsi<mode>2_vector_sse_with_temp, *floatsi<mode>2_vector_sse): New
4948 macroized instruction patterns and corresponding post-reload splitters.
4949 (*floatsi<mode>2_sse_with_temp): New macroized instruction pattern and
4950 corresponding post-reload splitters.
4951 (*floatsi<mode>2_sse_interunit, *floatsi<mode>2_mixed_nointerunit):
4952 New macroized instruction patterns.
4953 (*floatsi<mode>2_i387_with_temp): New macroized instruction pattern and
4954 corresponding post-reload splitters.
4955 (*floatsi<mode>2_i387): New macroized instruction patterns.
4957 2008-04-01 H.J. Lu <hongjiu.lu@intel.com>
4959 * config/i386/i386.md (smaxmin): New.
4960 (umaxmin): Likewise.
4961 (maxminiprefix): Likewise.
4962 (maxminfprefix): Likewise.
4963 (<code><mode>3): Likewise.
4964 (smin<mode>3): Removed.
4965 (smax<mode>3): Likewise.
4967 * config/i386/mmx.md (mmx_<code>v2sf3): New.
4968 (mmx_<code>v4hi3): Likewise.
4969 (mmx_<code>v8qi3): Likewise.
4970 (mmx_smaxv2sf3): Removed.
4971 (mmx_sminv2sf3): Likewise.
4972 (mmx_umaxv8qi3): Likewise.
4973 (mmx_smaxv4hi3): Likewise.
4974 (mmx_uminv8qi3): Likewise.
4975 (mmx_sminv4hi3): Likewise.
4977 * config/i386/sse.md (<addsub><mode>3): New.
4978 (*<addsub><mode>3): Likewise.
4979 (<sse>_vm<addsub><mode>3): Likewise.
4980 (<maxmin><mode>3): Likewise.
4981 (*<maxmin><mode>3_finite): Likewise.
4982 (*<maxmin><mode>3): Likewise.
4983 (<sse>_vm<maxmin><mode>3): Likewise.
4984 (sse3_h<addsub>v4sf3): Likewise.
4985 (sse3_h<addsub>v2df3): Likewise.
4986 (<maxmin>v16qi3): Likewise.
4987 (*<maxmin>v16qi3): Likewise.
4988 (<maxmin>v8hi3): Likewise.
4989 (*<maxmin>v8hi3): Likewise.
4990 (*sse4_1_<maxmin><mode>3): Likewise.
4991 (*sse4_1_<maxmin><mode>3): Likewise.
4992 (add<mode>3): Removed.
4993 (*add<mode>3): Likewise.
4994 (<sse>_vmadd<mode>3): Likewise.
4995 (sub<mode>3): Likewise.
4996 (*sub<mode>3): Likewise.
4997 (<sse>_vmsub<mode>3): Likewise.
4998 (smin<mode>3): Likewise.
4999 (*smin<mode>3_finite): Likewise.
5000 (*smin<mode>3): Likewise.
5001 (<sse>_vmsmin<mode>3): Likewise.
5002 (smax<mode>3): Likewise.
5003 (*smax<mode>3_finite): Likewise.
5004 (*smax<mode>3): Likewise.
5005 (<sse>_vmsmax<mode>3): Likewise.
5006 (sse3_haddv4sf3): Likewise.
5007 (sse3_haddv2df3): Likewise.
5008 (sse3_hsubv4sf3): Likewise.
5009 (sse3_hsubv2df3): Likewise.
5010 (umaxv16qi3): Likewise.
5011 (*umaxv16qi3): Likewise.
5012 (smaxv8hi3): Likewise.
5013 (*smaxv8hi3): Likewise.
5014 (*sse4_1_smax<mode>3): Likewise.
5015 (*sse4_1_umax<mode>3): Likewise.
5016 (uminv16qi3): Likewise.
5017 (*uminv16qi3): Likewise.
5018 (sminv8hi3): Likewise.
5019 (*sminv8hi3): Likewise.
5020 (*sse4_1_smin<mode>3): Likewise.
5021 (*sse4_1_umin<mode>3): Likewise.
5023 2008-04-01 Rafael Espindola <espindola@google.com>
5025 * tree-cfg.c (verify_expr): remove in_phi.
5026 (verify_stmt): Don't call walk_tree with verify_expr. Use
5027 is_gimple_min_invariant instead of is_gimple_val.
5029 2008-04-01 Joseph Myers <joseph@codesourcery.com>
5031 * doc/include/gpl_v3.texi: Update for manpage generation.
5032 * doc/gcc.texi, doc/gccint.texi: Include gpl_v3.texi instead of
5034 * doc/sourcebuild.texi: Document gpl_v3.texi as well as gpl.texi.
5035 * Makefile.in (TEXI_GCC_FILES, TEXI_GCCINT_FILES): Include
5036 gpl_v3.texi instead of gpl.texi.
5039 2008-04-01 Jakub Jelinek <jakub@redhat.com>
5042 * c-pch.c (c_common_read_pch): On error close (fd) resp. fclose (f).
5044 2008-04-01 Rafael Espindola <espindola@google.com>
5046 * tree-vrp.c (extract_code_and_val_from_cond_with_ops): New.
5047 (extract_code_and_val_from_cond): Use
5048 extract_code_and_val_from_cond_with_ops.
5050 2008-04-01 Jan Hubicka <jh@suse.cz>
5052 * function.c (free_after_compilation): Free epilogue_delay_list.
5053 (prepare_function_start): Assert that previous compilation was freed.
5055 2008-04-01 Jan Hubicka <jh@suse.cz>
5056 Jim Wilson <wilson@tuliptree.org>
5057 Andreas Tobler <andreast@gcc.gnu.org>
5060 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Use
5061 rtl.emit instead cfun->emit.
5062 * sparc/sparc.h (INIT_EXPANDERS): Likewise.
5063 * ia64/ia64.h (INIT_EXPANDERS): Likewise.
5065 2008-04-01 Ben Elliston <bje@au.ibm.com>
5067 * doc/c-tree.texi (Function Basics): Fix grammatical error.
5069 2008-03-31 Seongbae Park <seongbae.park@gmail.com>
5071 * common.opt (fprofile-dir=, fprofile-use=, fprofile-generate=):
5073 (fprofile-use): Add var flag_profile_use
5074 * coverage.c (coverage_begin_output): Do not open a gcno file for
5075 output only if -ftest-coverage is set.
5076 Do not add getpwd() to gcda file path.
5077 (build_gcov_info): Check the new flag
5078 flag_profile_datafile_relative_path.
5079 (coverage_init): Use profile_data_prefix.
5080 Read profile counter only if flag_profile_use is set.
5081 * opts.c (common_handle_option): New option fprofile-use=,
5082 fprofile-dir=, fprofile-generate=.
5083 * toplev.c (profile_data_prefix): New variable definition.
5084 * toplev.h (profile_data_prefix): New declaration.
5085 * doc/invoke.tex (Option Summary, Optimization Options):
5088 2008-03-31 James E. Wilson <wilson@tuliptree.org>
5090 * varasm.c (output_constant_pool_1): In LABEL_REF check,
5091 use tmp consistently.
5094 * config/ia64/div.md (recip_approx_rf): Use UNSPEC not DIV.
5095 * config/ia64/ia64.c (rtx_needs_barrier): Handle
5096 UNSPEC_FR_RECIP_APPROX_RES.
5097 * config/ia64/ia64.md (UNSPEC_FR_RECIP_APPROX_RES): Define.
5099 2008-03-31 Volker Reichelt <v.reichelt@netcologne.de>
5102 * c-decl.c (store_parm_decls_oldstyle): Skip invalid parameters.
5104 2008-03-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
5107 * fold-const.c (fold_indirect_ref_1): Support accessing non first
5108 element of the vector via a pointer.
5110 2008-03-31 Ian Lance Taylor <iant@google.com>
5112 * tlink.c (scan_linker_output): Look for symbol name in single quotes.
5114 2008-03-31 Jan Hubicka <jh@suse.cz>
5116 * builtins.c (expand_builtin_setjmp_receiver): Update call of
5117 get_arg_pointer_save_area.
5118 * expr.c (init_expr): Just clear out rtl.expr.
5119 * function.c (free_after_compilation): Clear out whole RTL structure.
5120 (get_func_frame_size): Merge into ...
5121 (get_frame_size): ... this one.
5122 (assign_stack_local_1): Merge into ...
5123 (assign_stack_local): ... this one.
5124 (expand_function_end): Update call of get_arg_pointer_save_area.
5125 (get_art_pointer_save_area): Remove cfun argument.
5126 * function.h (emit_status): regno_pointer_align does not need length
5127 attribute. Move x_regno_reg_rtx to ...
5128 (regno_reg_rtx): ... new global array.
5129 (reg_rtx_no, seq_stack, REGNO_POINTER_ALIGN): Update accestors.
5130 (pending_stack_adjust, inhibit_defer_pop, saveregs_value,
5131 apply_args_value, forced_labels, stack_pointer_delta):
5133 (struct varasm_status): Move here from varasm.c
5134 (struct rtl_data): New. Move here some fields from struct function.
5135 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
5136 frame_offset, stack_check_probe_note, arg_pointer_save_area,
5137 used_temp_slots avail_temp_slots, temp_slot_level,
5138 nonlocal_goto_handler_labels): Update accesstors.
5139 (rtl): New global variable.
5140 (struct function): Move some fileds to rtl_data.
5141 (get_arg_pointer_save_area): Update prototype.
5142 * emit-rtl.c (rtl): Declare.
5143 (regno_reg_rtx): Declare.
5144 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
5146 (gen_reg_rtx): Update.
5147 (init_virtual_regs): Do not tate emit_status argument.
5148 (init_emit): Do not allocate emit.
5149 * varasm.c (varasm_statuc): Move to function.h.
5150 (n_deferred_constatns): Update accestor.
5151 (init_varasm_status): Do not allocate varasm_status.
5152 (force_const_mem, get_pool_size, output_constant_pool): Update.
5153 * stmt.c (force_label_rtx): Do not use x_ prefixes.
5154 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
5156 2008-03-31 Zdenek Dvorak <ook@ucw.cz>
5158 PR rtl-optimization/35729
5159 * loop-invariant.c (check_maybe_invariant): Disallow volatile memory
5162 2008-03-31 H.J. Lu <hongjiu.lu@intel.com>
5165 * config/i386/i386.md (*movti_internal): Emit unaligned SSE
5166 load/store if memory is unaligned.
5167 (*movti_rex64): Likewise.
5169 * config/i386/predicates.md (misaligned_operand): New.
5171 2008-03-31 Andrew Pinski <pinskia@gmail.com>
5174 * tree-ssa-phiopt.c (conditional_replacement): Return early for
5177 2008-03-31 Jan Beulich <jbeulich@novell.com>
5179 * config/ia64/constraints.md: Add 'j' constraint.
5180 * config/ia64/ia64.md (movsi_internal): Add addp4 case.
5181 (movdi_internal): Likewise.
5183 2008-03-30 Volker Reichelt <v.reichelt@netcologne.de>
5186 * c-typeck.c (build_c_cast): Skip invalid fields in unions.
5188 2008-03-30 H.J. Lu <hongjiu.lu@intel.com>
5191 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Issue
5192 proper error message for the third argument on blendpd and
5195 * config/i386/sse.md (blendbits): New.
5196 (sse4_1_blendp<ssemodesuffixf2c>): Use it.
5198 2008-03-30 Eric Botcazou <ebotcazou@adacore.com>
5200 * fold-const.c (fold_binary) <BIT_IOR_EXPR>: Add missing conversions.
5202 2008-03-30 Richard Guenther <rguenther@suse.de>
5205 * fold-const.c (fold_sign_changed_comparison): Do leave
5206 conversions to base-types alone.
5208 2008-03-29 Andrew Pinski <andrew_pinski@playstation.sony.com>
5210 * config/rs6000/rs6000.c (rs6000_stack_info): Don't force saving of
5211 the link register if one altivec register is be saved.
5213 2008-03-30 Ben Elliston <bje@au.ibm.com>
5215 * final.c (final_scan_insn): Remove if (0) code.
5217 2008-03-28 Volker Reichelt <v.reichelt@netcologne.de>
5219 * c-parser.c (c_parser_next_token_is_keyword): Simplify.
5221 2008-03-28 H.J. Lu <hongjiu.lu@intel.com>
5223 * config/i386/sse.md (*and<mode>3): Pass <MODE>mode instead
5224 of V4SFmode to ix86_binary_operator_ok.
5226 2008-03-28 Uros Bizjak <ubizjak@gmail.com>
5228 * config/i386/i386.c (override_options): Initialize
5229 ix86_veclib_handler to ix86_veclibabi_svml when
5230 -mveclibabi=svml is used.
5231 (ix86_veclibabi_svml): New function for SVML ABI style
5232 vectorization support.
5233 * doc/invoke.texi (-mveclibabi) [svml]: Document new target option.
5235 2008-03-28 Rafael Espindola <espindola@google.com>
5237 * fold-const.c (tree_unary_nonnegative_warnv_p): Make it public.
5238 (tree_binary_nonnegative_warnv_p): Make it public.
5239 (tree_single_nonnegative_warnv_p): Make it public.
5240 (tree_invalid_nonnegative_warnv_p): Make it public.
5241 (tree_unary_nonzero_warnv_p): Make it public.
5242 (tree_binary_nonzero_warnv_p): Make it public
5243 (tree_single_nonzero_warnv_p): Make it public.
5244 * tree-vrp.c (vrp_evaluate_conditional_warnv_with_ops): New function.
5245 (extract_range_from_binary_expr): Split the expr argument.
5246 (extract_range_from_unary_expr): Split the expr argument.
5247 (extract_range_from_comparison): Split the expr argument.
5248 (extract_range_from_expr): Use the new aux functions.
5249 (vrp_evaluate_conditional_warnv): Use
5250 vrp_evaluate_conditional_warnv_with_ops.
5251 * tree.h (tree_unary_nonzero_warnv_p): Declare.
5252 (tree_binary_nonzero_warnv_p): Declare.
5253 (tree_single_nonzero_warnv_p): Declare.
5254 (tree_expr_nonzero_warnv_p): Declare.
5255 (tree_unary_nonnegative_warnv_p): Declare.
5256 (tree_binary_nonnegative_warnv_p): Declare.
5257 (tree_single_nonnegative_warnv_p): Declare.
5258 (tree_invalid_nonnegative_warnv_p): Declare.
5260 2008-03-28 Richard Guenther <rguenther@suse.de>
5262 PR tree-optimization/30317
5263 PR tree-optimization/30911
5264 PR tree-optimization/34793
5265 * tree-vrp.c (set_and_canonicalize_value_range): New function.
5266 (struct assert_locus_d): New member EXPR.
5267 (register_new_assert_for): Add EXPR parameter to support
5268 ASSERT_EXPR <name, expr OP limit>.
5269 (register_edge_assert_for_1): Adjust callers.
5270 (find_assert_locations): Likewise.
5271 (process_assert_insertions_for): Build condition from expression.
5272 (extract_range_from_assert): Handle ASSERT_EXPRs
5273 of the form ASSERT_EXPR <name, expr OP limit>.
5274 (register_edge_assert_for_2): New helper registering
5275 asserts for comparisons. Recognize range tests of the form
5276 (unsigned)i - CST1 OP CST2.
5277 (register_edge_assert_for_1): Use it.
5278 (register_edge_assert_for): Likewise.
5279 (needs_overflow_infinity): Integer sub-types
5280 do not need overflow infinities.
5281 (vrp_val_is_max): The extreme values of integer sub-types
5282 are those of the base type.
5283 (vrp_val_is_min): Likewise.
5284 * tree.def (ASSERT_EXPR): Document extra allowed conditional
5287 2008-03-28 Nick Clifton <nickc@redhat.com>
5290 * config/mn10300/mn10300.c (mn10300_secondary_reload_class):
5291 Return GENERAL_REGS for stack adjustment reloads.
5293 2008-03-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
5296 * config/rs6000/rs6000.c (rs6000_expand_vector_init): Create a
5297 const_vector when all the vectors are constant.
5299 2008-03-27 Bob Wilson <bob.wilson@acm.org>
5301 * config/xtensa/xtensa.c (gen_float_relational): Handle unordered
5303 * config/xtensa/xtensa.md (any_cond): Add unordered comparisons.
5304 (any_scc_sf): Add uneq, unlt, unle and unordered operators.
5306 (s<code>_sf): Use new scc_sf attribute for opcode names.
5308 2008-03-27 Tom Tromey <tromey@redhat.com>
5310 * doc/sourcebuild.texi, doc/install.texi, configure, aclocal.m4,
5311 configure.ac, Makefile.in, config/t-darwin, config/m32c/t-m32c,
5312 config/spu/t-spu-elf, config/i386/t-interix,
5313 config/i386/t-cygming, config/i386/x-i386, config/i386/t-cygwin,
5314 config/i386/x-darwin, config/i386/x-mingw32,
5315 config/i386/t-netware, config/i386/x-cygwin, config/i386/t-nwld,
5316 config/sh/t-sh, config/sh/t-symbian, config/x-linux,
5317 config/t-sol2, config/x-hpux, config/x-darwin, config/ia64/t-ia64,
5318 config/x-solaris, config/t-vxworks, config/m68k/t-uclinux,
5319 config/rs6000/x-rs6000, config/rs6000/x-darwin64,
5320 config/rs6000/x-darwin, config/rs6000/t-rs6000,
5321 config/score/t-score-elf, config/arm/t-strongarm-pe,
5322 config/arm/t-pe, config/arm/t-arm, config/arm/t-wince-pe,
5323 config/v850/t-v850, config/v850/t-v850e, config/bfin/t-bfin-linux:
5324 Revert automatic dependency patch.
5326 2008-03-27 H.J. Lu <hongjiu.lu@intel.com>
5329 * config/i386/i386.c (ix86_function_arg_boundary): Align
5330 decimal floating point to its natural boundary.
5332 2008-03-27 Richard Guenther <rguenther@suse.de>
5335 * fold-const.c (fold_comparison): Restrict distinct decl
5336 comparison folding to VAR_DECLs and PARM_DECLs. Do not
5337 solely rely on operand_equal_p.
5339 2008-03-27 Richard Guenther <rguenther@suse.de>
5342 * c-common.c (handle_weak_attribute): Reject combination of
5345 2008-03-27 Richard Guenther <rguenther@suse.de>
5347 PR tree-optimization/32810
5348 * tree-ssa-ccp.c (get_symbol_constant_value): Strip useless
5349 conversions from DECL_INITIAL.
5350 (fold_const_aggregate_ref): Likewise from constructor elements.
5352 2008-03-27 Zdenek Dvorak <ook@ucw.cz>
5354 * tree-affine.h (aff_combination_expand): Declare.
5355 (get_inner_reference_aff): Likewise.
5356 * tree-affine.c (aff_combination_expand): Split out from
5357 tree_to_aff_combination_expand.
5358 (get_inner_reference_aff): New function.
5359 * tree-parloops.c (loop_parallel_p): Free vectorizer info.
5360 * tree-ssa-loop-im.c: Include tree-affine.h and pointer-set.h.
5361 (struct lim_aux_data): sm_done field removed.
5362 (mem_ref_loc_p, mem_ref_locs_p): New types.
5363 (struct mem_ref): Added id, stored, accesses_in_loop,
5364 indep_loop, dep_loop, indep_ref, dep_ref fields.
5365 Removed is_stored, locs and next fields.
5366 (memory_accesses): New variable.
5367 (movement_possibility): Do not allow moving statements
5368 that store to memory.
5369 (outermost_indep_loop, simple_mem_ref_in_stmt, mem_ref_in_stmt):
5371 (determine_max_movement): For statements with memory references,
5372 find the outermost loop in that the reference is independent.
5373 (move_computations_stmt): Mark the virtual operands for renaming.
5374 (memref_free, mem_ref_alloc, mem_ref_locs_alloc, mark_ref_stored,
5375 gather_mem_refs_stmt, gather_mem_refs_in_loops, vtoe_hash, vtoe_eq,
5376 vtoe_free, record_vop_access, get_vop_accesses, get_vop_stores,
5377 add_vop_ref_mapping, create_vop_ref_mapping_loop,
5378 create_vop_ref_mapping, analyze_memory_references,
5379 cannot_overlap_p, mem_refs_may_alias_p, rewrite_mem_ref_loc,
5380 get_all_locs_in_loop, ref_always_accessed_p,
5381 refs_independent_p, record_indep_loop, ref_indep_loop_p_1,
5382 ref_indep_loop_p, can_sm_ref_p, find_refs_for_sm,
5383 store_motion_loop, store_motion): New functions.
5384 (struct vop_to_refs_elt): New type.
5385 (record_mem_ref_loc, free_mem_ref_locs, rewrite_mem_refs,
5386 memref_hash, memref_eq, hoist_memory_references): Rewritten.
5387 (schedule_sm): Replaced by...
5388 (execute_sm): ... this.
5389 (determine_lsm_ref, hoist_memory_references,
5390 loop_suitable_for_sm, gather_mem_refs_stmt, gather_mem_refs,
5391 find_more_ref_vops, free_mem_ref, free_mem_refs,
5392 determine_lsm_loop, determine_lsm): Removed.
5393 (tree_ssa_lim_finalize): Free data structures used by store motion.
5394 (tree_ssa_lim): Call analyze_memory_references. Use
5395 store_motion instead of determine_lsm.
5397 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
5399 * config.cc (m68hc11, m6811, m68hc12, m6812): Add usegas.h,
5400 rename tmake_file to m68hc11/t-m68hc11.
5401 (mcore): Set inhibit_libc to true.
5402 * config.host (alpha*-dec-*vms*): Set extra_programs.
5403 (interix3*): Don't use host_xmake_file.
5404 * configure.ac: Let config.gcc override inhibit_libc.
5405 * configure: Regenerate.
5407 * config/alpha/x-vms (EXTRA_PROGRAMS): Remove.
5408 * config/t-openbsd-thread: Remove commented out lines.
5410 * config/x-interix: Remove.
5412 * config/m68hc11/t-m68hc11-gas: Rename to...
5413 * config/m68hc11/t-m68hc11: ... this. Remove T_CPPFLAGS.
5415 * config/mcore/t-mcore: Remove T_CFLAGS.
5416 * config/mcore/t-mcore-pe: Likewise.
5418 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
5420 * configure.ac: Replace custom __GNU_SOURCE test with
5421 AC_USE_SYSTEM_EXTENSIONS. Move it earlier.
5422 * aclocal.m4: Regenerate.
5423 * configure: Regenerate.
5424 * config.in: Regenerate.
5426 2008-03-27 Richard Guenther <rguenther@suse.de>
5428 * fold-const.c (target.h): Include.
5429 (fold_comparison): Fold comparison of addresses of decls
5430 that bind locally or of constants. Consolidate address folding code.
5431 * tree-vrp.c (operand_less_p): Deal with non-INTEGER_CST
5432 results from fold_binary_to_constant.
5433 (compare_values_warnv): Likewise.
5435 2008-03-27 Andrew Pinski <pinskia@gmail.com>
5438 * fold-const.c (fold_truthop): Check for integeral types when folding
5439 a == 0 && b == 0 and a != 0 || b != 0 .
5441 2008-03-26 Eric Botcazou <ebotcazou@adacore.com>
5443 * tree.c (get_unwidened): Remove code fiddling with COMPONENT_REF.
5445 2008-03-26 Andreas Schwab <schwab@suse.de>
5447 * doc/invoke.texi: Fix use of @item vs. @itemx.
5449 2008-03-26 Tom Tromey <tromey@redhat.com>
5451 * Makefile.in (build/gensupport.o, build/print-rtl.o,
5452 build/read-rtl.o, build/rtl.o, build/gencondmd.o, build/genattr.o,
5453 build/genattrtab.o, build/genautomata.o, build/gencheck.o,
5454 build/gencodes.o, build/genconditions.o, build/genconfig.o,
5455 build/genconstants.o, build/genemit.o, build/genextract.o,
5456 build/genflags.o, build/genmddeps.o, build/genopinit.o,
5457 build/genoutput.o, build/genpeep.o, build/genrecog.o): Depend on
5460 2008-03-26 Richard Guenther <rguenther@suse.de>
5463 2008-03-26 Richard Guenther <rguenther@suse.de>
5465 * fold-const.c (target.h): Include.
5466 (fold_comparison): Fold comparison of addresses of two decls
5467 that bind locally. Consolidate address folding code.
5469 2008-03-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5471 * builtins.c (expand_builtin_pow, fold_builtin_cabs,
5472 fold_builtin_sqrt, fold_builtin_cbrt, fold_builtin_logarithm,
5473 fold_builtin_hypot, fold_builtin_pow): Remove uses of dconst3,
5474 dconstsqrt2, dconstthird, dconste and/or dconst10.
5475 * config/i386/i386.c (ix86_emit_swsqrtsf): Likewise.
5476 * emit-rtl.c (dconst3, dconst10, dconstm2, dconstthird,
5477 dconstsqrt2, dconste): Delete.
5478 (init_emit_once): Likewise. Simplify initializing dconstm1.
5480 * real.c (get_real_const): New.
5481 * real.h (dconst3, dconst10, dconstm2, dconstthird,
5482 dconstsqrt2, dconste): Delete.
5483 (real_value_const, get_real_const): New.
5485 2008-03-26 H.J. Lu <hongjiu.lu@intel.com>
5487 * config/i386/cygming.h (BIGGEST_ALIGNMENT): Removed.
5489 * config/i386/i386.c (ix86_function_arg_boundary): Check
5490 BIGGEST_ALIGNMENT instead of 128.
5491 (setup_incoming_varargs_64): Likewise.
5493 2008-03-26 Tom Tromey <tromey@redhat.com>
5495 * Makefile.in (DEPFILES): Add missing '/'.
5497 2008-03-26 Richard Guenther <rguenther@suse.de>
5499 * fold-const.c (target.h): Include.
5500 (fold_comparison): Fold comparison of addresses of two decls
5501 that bind locally. Consolidate address folding code.
5503 2008-03-26 Nick Clifton <nickc@redhat.com>
5506 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p): Do
5507 not allow INT+INT as a legitimate addressing mode.
5509 2008-03-26 Richard Guenther <rguenther@suse.de>
5511 * tree-flow.h (widen_bitfield): Remove declaration.
5512 * tree-ssa-ccp.c (visit_assignment): Remove unneeded code.
5513 (widen_bitfield): Remove function.
5514 * tree-ssa-dom.c (record_equivalences_from_stmt): Remove unneeded
5517 2008-03-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
5520 * config/rs6000/rs6000-c.c (rs6000_builtin_type_compatible): Handle
5523 2008-03-25 Richard Sandiford <rsandifo@nildram.co.uk>
5525 PR rtl-optimization/35232
5526 * reload1.c (reg_reloaded_call_part_clobbered): Clarify comment.
5527 (forget_old_reloads_1, forget_marked_reloads): Don't clear
5528 reg_reloaded_call_part_clobbered here.
5529 (reload_regs_reach_end_p): New function.
5530 (reload_reg_rtx_for_input): New variable.
5531 (reload_reg_rtx_for_output): Likewise.
5532 (emit_input_reload_insns): Use reloadreg rather than rl->reg_rtx
5533 when reassigning a pseudo register. Load reloadreg from
5534 reload_reg_rtx_for_input, moving the mode and register
5536 (do_input_reload): ...here. Use the mode-adjusted reg_rtx
5537 instead of the original when deciding whether an input reload
5538 would be a no-op or whether an output reload can be deleted.
5539 (emit_output_reload_insns): Use the mode-adjusted reg_rtx
5540 when setting up new_spill_reg_store. Load it from
5541 reload_reg_rtx_for_output, moving the mode and register
5543 (do_output_reload): ...here. Use the mode-adjusted reg_rtx
5544 instead of the original when deciding whether an output reload
5545 would be a no-op. Do the same when modifying insn notes.
5546 Use rtx_equal_p instead of == to compare the registers.
5547 (inherit_piecemeal_p): Take a mode and two register numbers
5549 (emit_reload_insns): Clear new_spill_reg_store for every hard
5550 register in the reload register. Remove spill registers
5551 from reg_reloaded_valid before considering whether to record
5552 inheritance information for them. Use reload_reg_rtx_for_output
5553 instead of reg_rtx when recording output reloads. Use
5554 reload_reg_rtx_for_input instead of reg_rtx when recording
5555 input reloads. Set or clear reg_reloaded_call_part_clobbered
5556 at the same time as setting reg_reloaded_valid.
5557 (delete_output_reload): Add a new_reload_reg parameter and use it
5558 instead of rld[j].reg_rtx.
5559 (emit_input_reload_insns, do_input_reload, do_output_reload): Adjust
5562 2008-03-25 Tom Tromey <tromey@redhat.com>
5564 * Makefile.in (build/gensupport.o): Depend on insn-modes.h.
5565 (build/genattr.o): Likewise.
5566 (build/genattrtab.o): Likewise.
5567 (build/gencodes.o): Likewise.
5568 (build/genconfig.o): Likewise.
5569 (build/genconstants.o): Likewise.
5570 (build/genemit.o): Likewise.
5571 (build/genextract.o): Likewise.
5572 (build/genflags.o): Likewise.
5574 2008-03-25 Bob Wilson <bob.wilson@acm.org>
5576 * config/xtensa/xtensa.c (xtensa_va_start): Use build_int_cst
5577 instead of size_int for integer types.
5578 (xtensa_gimplify_va_arg_expr): Likewise. Convert index to sizetype
5579 to match type of MINUS_EXPR.
5581 2008-03-25 Tom Tromey <tromey@redhat.com>
5583 * configure: Rebuilt.
5584 * configure.ac (BUILD_DEPMODE): Extract CCDEPMODE from temporary
5587 2008-03-25 Tom Tromey <tromey@redhat.com>
5589 * config/x-solaris (host-solaris.o): Update.
5590 * config/x-linux (host-linux.o): Update.
5591 * config/x-hpux (host-hpux.o): Update.
5592 * config/x-darwin (host-darwin.o): Update.
5593 * config/v850/t-v850e (v850-c.o): Update.
5594 * config/v850/t-v850 (v850-c.o): Update.
5595 * config/t-vxworks (vxworks.o): Update.
5596 * config/t-sol2 (sol2-c.o, sol2.o): Update.
5597 * config/t-darwin (darwin.o, darwin-c.o, darwin-driver.o): Update.
5598 * config/spu/t-spu-elf (spu-c.o): Update.
5600 * config/sh/t-symbian (sh-c.o): Update.
5601 (symbian.o): Update.
5602 * config/sh/t-sh (sh-c.o): Update.
5603 * config/score/t-score-elf (score7.o, score3.o): Update.
5604 * config/rs6000/x-rs6000 (driver-rs6000.o): Update.
5605 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Update.
5606 * config/rs6000/x-darwin (host-ppc-darwin.o): Update.
5607 * config/rs6000/t-rs6000 (rs6000-c.o): Update.
5609 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
5610 * config/m32c/t-m32c (m32c-pragma.o): Update.
5611 * config/ia64/t-ia64 (ia64-c.o): Update.
5612 * config/i386/x-mingw32 (host-mingw32.o): Update.
5613 * config/i386/x-i386 (driver-i386.o): Update.
5614 * config/i386/x-darwin (host-i386-darwin.o): Update.
5615 * config/i386/x-cygwin (host-cygwin.o): Update.
5616 * config/i386/t-nwld (nwld.o): Update.
5617 * config/i386/t-netware (netware.o): Update.
5618 * config/i386/t-interix (winnt.o): Update.
5619 * config/i386/t-cygwin (cygwin1.o, cygwin2.o): Update.
5620 * config/i386/t-cygming (winnt.o, winnt-cxx.o, winnt-stubs.o,
5621 msformat-c.o): Update.
5622 * config/bfin/t-bfin-linux (generated_files): Add
5623 linux-sysroot-suffix.h.
5624 * config/arm/t-wince-pe (pe.o): Update.
5625 * config/arm/t-strongarm-pe (pe.o): Update.
5626 * config/arm/t-pe (pe.o): Update.
5627 * config/arm/t-arm (arm-c.o): Update.
5628 * doc/install.texi (Prerequisites): Require make 3.80.
5629 * Makefile.in: Remove .o targets.
5630 (CCDEPMODE, DEPDIR, depcomp, BUILD_DEPMODE): New variables.
5631 (OBSTACK_H, FIBHEAP_H, PARTITION_H, MD5_H, BCONFIG_H): Remove.
5632 (simple_generated_h, simple_generated_c): Move earlier.
5633 (generated_files): New variable.
5634 (TARGET_H, MACHMODE_H, HOOKS_H, HOSTHOOKS_DEF_H, LANGHOOKS_DEF_H,
5635 TARGET_DEF_H, RTL_BASE_H, RTL_H, PARAMS_H, BUILTINS_DEF, TREE_H,
5636 BASIC_BLOCK_H, GCOV_IO_H, COVERAGE_H, DEMANGLE_H, RECOG_H,
5637 ALIAS_H, EMIT_RTL_H, FLAGS_H, FUNCTION_H, EXPR_H, OPTABS_H,
5638 REGS_H, RA_H, RESOURCE_H, SCHED_INT_H, INTEGRATE_H, CFGLAYOUT_H,
5639 CFGLOOP_H, IPA_UTILS_H, IPA_REFERENCE_H, IPA_TYPE_ESCAPE_H,
5640 CGRAPH_H, DF_H, RESOURCE_H, DDG_H, GCC_H, GGC_H, TIMEVAR_H,
5641 INSN_ATTR_H, C_COMMON_H, C_PRAGMA_H, C_TREE_H, SYSTEM_H,
5642 PREDICT_H, DECNUM_H, MKDEPS_H, SYMTAB_H, TREE_DUMP_H,
5643 TREE_GIMPLE_H, TREE_FLOW_H, TREE_SSA_LIVE_H, PRETTY_PRINT_H,
5644 DIAGNOSTIC_H, C_PRETTY_PRINT_H, SCEV_H, LAMBDA_H, TREE_DATA_REF_H,
5645 VARRAY_H, TREE_INLINE_H, REAL_H, DBGCNT_H, EBIMAP_H): Remove.
5647 (COMPILE.base, COMPILE): New variables.
5648 (%.o): New pattern rule.
5649 (ALL_HOST_OBJS): New variable.
5650 (xgcc$(exeext), cpp$(exeext)): Remove extra version.o.
5651 (dummy-checksum.o, cc1-checksum.o): Remove.
5652 (DRIVER_SHLIB): New variable.
5653 (DRIVER_DEFINES): Use it.
5654 (gencondmd.c): Move out of build/.
5655 (s-conditions): Update.
5656 (BUILDCOMPILE.base, BUILDCOMPILE): New variables.
5657 (ALL_BUILD_OBJS): Likewise.
5658 (build/%.o): Use BUILDCOMPILE.
5659 (build/ggc-none.o, build/ggc-none.o, build/min-insn-modes.o,
5660 build/print-rtl.o, build/read-rtl.o, build/rtl.o, build/vec.o,
5661 build/gencondmd.o, build/genattrtab.o, build/genautomata.o,
5662 build/gencheck.o, build/gencodes.o, build/genconditions.o,
5663 build/genconfig.o, build/genconstants.o, build/genemit.o,
5664 build/genextract.o, build/genflags.o, build/genmddeps.o,
5665 build/genopinit.o, build/genoutput.o, build/genpeep.o,
5666 build/genpreds.o, build/genrecog.o, build/gcov-iov.o,
5667 build/gen-protos.o, build/scan.o, build/fix-header.o,
5668 build/scan-decls.o): Simplify.
5669 (collect2.o, c-opts.o, gcc.o, gccspec.o, gcc-options.o,
5670 cppdefault.o, protoize.o, unprotoize.o, intl.o, version.o,
5671 prefix.o, toplev.o): Reduce to variable setting.
5672 (libbackend.o): Use COMPILE. Remove most dependencies. Move later.
5673 ($(out_object_file), gcc-options.o): New targets.
5674 ($(ALL_HOST_OBJS)): New target. Include dependency files.
5675 * configure: Rebuilt.
5676 * configure.ac: Call ZW_CREATE_DEPDIR, ZW_PROG_COMPILER_DEPENDENCIES.
5677 * doc/sourcebuild.texi (Front End Directory): Document new variable.
5679 2008-03-25 Douglas Gregor <doug.gregor@gmail.com>
5681 * c-common.c (c_sizeof_or_alignof_type): If we're not allowed to
5682 complain when we hit an error, return ERROR_MARK_NODE.
5684 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
5686 * config/sh/constraints.md (Pso, Psz): New constraints.
5687 * config/sh/sh.c (print_operand): Add %V and %W operand codes.
5688 * config/sh/sh.md (*andsi3_bclr, *iorsi3_bset): New insns.
5690 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
5692 * config/sh/sh.c (sh_expand_t_scc): Emit movrt for SH2A if possible.
5693 * config/sh/sh.md (xorsi3_movrt, movrt): New insns.
5695 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
5697 * config/sh/sh.md (prefetch): Add condition for SH2A target.
5698 (prefetch_sh2a): New.
5700 2008-03-25 Jayant Sonar <Jayant.sonar@kpitcummins.com>
5701 Naveen.H.S <naveen.hs@kpitcummins.com>
5703 * config/sh/constraints.md (I28): New constraint.
5704 * config/sh/sh.c (broken_move): Add support for movi20s.
5705 * config/sh/sh.md (movsi_ie): Add the alternative for movi20s.
5707 2008-03-25 Anil Paranjape <anil.paranjape@kpitcummins.com>
5708 Jayant Sonar <Jayant.sonar@kpitcummins.com>
5709 Naveen.H.S <naveen.hs@kpitcummins.com>
5711 * config/sh/sh.c (SH_ATTRIBUTES): Define.
5712 (SYMBOL_FLAG_FUNCVEC_FUNCTION): Define.
5713 (print_operand): Handle resbank in %@ operand code.
5714 (sh_encode_section_info): New.
5715 (push_regs): Add conditions for resbank.
5716 (sh_expand_epilogue): Likewise.
5717 (sh_insert_attributes): Likewise.
5718 (sh_attribute_table): Likewise.
5719 (sh_handle_resbank_handler_attribute): New.
5720 (sh2a_handle_function_vector_handler_attribute): New.
5721 (sh2a_is_function_vector_call): New.
5722 (sh2a_get_function_vector_number): New.
5723 (sh2a_function_vector_p): New.
5724 (sh_cfun_resbank_handler_p): New.
5725 * config/sh/sh.md (calli): Emit jsr/n if possible.
5726 (calli_tbr_rel): New.
5727 (calli_pcrel): Emit jsr/n if possible.
5728 (return_i): Emit rts/n if possible.
5729 (call_valuei_tbr_rel): New.
5730 (call_valuei_pcrel): Add condition for SH2A target.
5731 (call_value): Likewise.
5732 * config/sh/sh-protos.h (sh_cfun_resbank_handler_p): Declare.
5733 (sh2a_get_function_vector_number): Likewise.
5734 (sh2a_is_function_vector_call): Likewise.
5735 * doc/extend.texi: Document TBR relative addressing of SH2A.
5736 (resbank): Add description for SH2A.
5738 2008-03-24 Richard Guenther <rguenther@suse.de>
5741 * gimplify.c (gimplify_modify_expr): For frontend type-correct
5742 pointer assignments change conversions according to middle-end rules.
5743 (gimplify_modify_expr_rhs): Deal with NULL TARGET_EXPR_INITIAL.
5744 * configure.ac: Include type checking in yes.
5745 * configure: Regenerate.
5747 2008-03-24 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5749 * diagnostic.c (diagnostic_count_diagnostic): Delete.
5750 (diagnostic_report_diagnostic): Update. Handle ICEs here.
5752 2008-03-24 Nathan Sidwell <nathan@codesourcery.com>
5754 * gthr-vxworks.h (UNUSED): Define.
5756 2008-03-23 H.J. Lu <hongjiu.lu@intel.com>
5758 * config/i386/i386.h (STATIC_CHAIN_REGNUM): Use R10_REG and CX_REG.
5760 2008-03-23 Zuxy Meng <zuxy.meng@gmail.com>
5762 * doc/extend.texi (Function Attributes): Add missing comma in the
5763 example of the "alloc_size" attribute.
5765 2008-03-23 Uros Bizjak <ubizjak@gmail.com>
5768 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
5770 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
5773 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
5776 * stor-layout.c (update_alignment_for_field): Set minimum alignment
5777 of the underlying type of a MS bitfield layout to the natural
5778 alignment of the type.
5780 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
5782 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
5783 to their natural alignment to avoid store forwarding stalls.
5785 2008-03-22 Richard Guenther <rguenther@suse.de>
5787 * tree-cfg.c (verify_expr): Recurse again for invariant addresses.
5788 For PHI nodes verify the address is invariant.
5789 * tree-ssa-ccp.c (ccp_decl_initial_min_invariant): Remove.
5790 (get_symbol_constant_value): Use is_gimple_min_invariant.
5791 (maybe_fold_stmt_indirect): Likewise.
5793 2008-03-22 Richard Sandiford <rsandifo@nildram.co.uk>
5795 PR rtl-optimization/33927
5796 * Makefile.in (dse.o): Depend on $(TM_P_H).
5797 * expr.h (extract_low_bits): Declare.
5798 * expmed.c (extract_low_bits): New function.
5799 * rtlhooks.c (gen_lowpart_general): Generalize SUBREG handling.
5800 * dse.c: Include tm_p.h.
5801 (find_shift_sequence): Remove the read_reg argument and return the
5802 read value. Emit the instructions instead of returning them.
5803 Iterate on new_mode rather than calculating it each time.
5804 Check MODES_TIEABLE_P. Use simplify_gen_subreg to convert the
5805 source to NEW_MODE and extract_low_bits to convert the shifted
5807 (replace_read): Allow the load and store to have different mode
5808 classes. Use extract_low_bits when SHIFT == 0. Create the shift
5809 or extraction instructions before trying the replacement. Update
5810 dump-file code accordingly, avoiding use of REGNO (store_info->rhs).
5812 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
5814 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
5815 to their natural alignment to avoid store forwarding stalls.
5817 2008-03-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
5820 * config/rs6000/rs6000.md (floatdidf2): Discouraging fprs and
5821 encouraging but not allowing gprs for input;
5822 change the input constraint to !f#r.
5823 (fix_truncdfdi2): Discouraging fprs and encouraging but not allowing
5825 change the output constraint to !f#r.
5827 2008-03-21 Uros Bizjak <ubizjak@gmail.com>
5830 * config/i386/i386.md ("*floatunssi<mode2>_1"): New pattern with
5831 corresponding post-reload splitters.
5832 ("floatunssi<mode>2"): Expand to unsigned_float x87 insn pattern
5833 when x87 FP math is selected.
5834 * config/i386/i386-protos.h (ix86_expand_convert_uns_sixf_sse):
5835 New function prototype.
5836 * config/i386/i386.c (ix86_expand_convert_uns_sixf_sse): New
5837 unreachable function to ease macroization of insn patterns.
5839 2008-03-21 Martin Jambor <mjambor@suse.cz>
5841 * tree-data-ref.c (dump_data_dependence_relation): Avoid data
5842 reference dumps if ddr is NULL or dependence is unknown.
5844 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
5846 * config/sh/linux-atomic.asm (ATOMIC_TEST_AND_SET): Take
5847 unsigned extension into account.
5848 (ATOMIC_COMPARE_AND_SWAP): Likewise.
5849 (ATOMIC_FETCH_AND_OP, ATOMIC_FETCH_AND_COMBOP): Likewise.
5850 Do computations on a scratch register.
5852 2008-03-21 Richard Guenther <rguenther@suse.de>
5854 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
5855 Use is_gimple_min_invariant instead of TREE_INVARIANT.
5856 * tree-ssa-loop-ivopts.c (force_expr_to_var_cost): Likewise.
5857 * tree-ssa-dom.c (record_equality): Likewise.
5858 * tree-inline.c (copy_body_r): Likewise.
5859 * tree-ssa-pre.c (make_values_for_stmt): Remove test for
5862 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
5864 * config/sh/sh.c (split_branches): Pass zero to redirect_jump
5865 as 'delete_unused' argument.
5867 2008-03-20 Richard Guenther <rguenther@suse.de>
5869 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
5870 special casing of constant qualifiers.
5871 * tree-ssa.c (useless_type_conversion_p_1): Instead do not
5872 care about them in general.
5873 * tree-ssa-ccp.c (ccp_fold): Addresses are constant or not
5874 regardless of their type.
5875 (fold_stmt_r): Forcefully fold *& if we end up with that.
5877 2008-03-20 Paul Brook <paul@codesourcery.com>
5879 * config.gcc (arm*-*-uclinux*): Remove duplicate arm/uclinux-elf.h.
5880 * config/arm/uclinux-eabi.h (SUBTARGET_EXTRA_LINK_SPEC): Add extra
5882 * config/arm/bpabi.h (SUBTARGET_EXTRA_LINK_SPEC): Provide default
5884 (LINK_SPEC): Use SUBTARGET_EXTRA_LINK_SPEC.
5885 * config/arm/unwind-arm.h (_Unwind_decode_target2): Add uClinux.
5887 2008-03-20 Volker Reichelt <v.reichelt@netcologne.de>
5889 * common.opt (Wmudflap): New option.
5890 * tree-mudflap.c (mf_xform_derefs_1): Guard warning by OPT_Wmudflap.
5891 (mx_register_decls): Likewise.
5892 (mudflap_finish_file): Likewise.
5893 * doc/invoke.texi: Document -Wno-mudflap.
5895 2008-03-20 Kai Tietz <kai.tietz@onevision.com>
5897 * c-format.c (replace_format_name_to_system_name): New.
5899 (convert_format_name_to_system_name): New.
5900 (decode_format_attr): Add use of convert_format_name_to_system_name.
5901 (format_types_orig): Add gnu_ prefix to names.
5902 (check_format_info_main): Special treating of \0 escaped names for
5903 supporting multi-character format specifiers as I32, I64.
5904 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): Use of user defined attributes.
5905 (gnu_target_overrides_format_attributes): New.
5906 * c-format.h: Add structure target_ovr_attr to hold
5907 system specific formatter names.
5908 * config.gcc: Add for x86&x86_64 cygwin and mingw32 targets the
5909 msformat-c.o file to c_target_objs and cxx_target_objs.
5910 * config/i386/mingw32.h (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
5911 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES_COUNT): New.
5912 (TARGET_N_FORMAT_TYPES): New.
5913 * config/i386/msformat-c.c: New.
5914 * config/i386/t-cygming: Add build rule for msformat-c.o.
5915 * doc/extend.texi: Add new format names gnu_* and ms_* and
5917 * doc/tm.texi: (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
5919 2008-03-20 Ira Rosen <irar@il.ibm.com>
5921 * doc/invoke.texi (-O3): Add -ftree-vectorize to the list of
5922 optimizations turned on under -O3.
5923 (ftree-vectorize): Add that the flag is turned on with -O3.
5925 2008-03-20 Ben Elliston <bje@au.ibm.com>
5927 * regmove.c (try_auto_increment): Fix spelling error in comment.
5928 * final.c (final_scan_insn): Likewise.
5930 2008-03-20 Uros Bizjak <ubizjak@gmail.com>
5933 * config/i386/mmx.md (*mov<mode>_internal_rex64"): Adjust register
5934 allocator preferences for "y" and "r" class registers.
5935 ("*mov<mode>_internal"): Ditto.
5936 ("*movv2sf_internal_rex64"): Ditto.
5937 ("*movv2sf_internal"): Ditto.
5939 2008-03-19 Michael Matz <matz@suse.de>
5942 * calls.c (expand_call): Check overlap of arguments with call
5943 address for sibcalls.
5945 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
5948 * stor-layout.c (update_alignment_for_field): Set minimum alignment
5949 of the underlying type of a MS bitfield layout to the natural
5950 alignment of the type.
5952 2008-03-19 Jan Hubicka <jh@suse.cz>
5955 * toplev.c (decode_d_option): Handle all CPP flags.
5956 * tree-vrp.c: Update tree_pass descriptors.
5957 * regrename.c: Update tree_pass descriptors.
5958 * fwprop.c: Update tree_pass descriptors.
5959 * doc/invoke.texi: Remove documentation of dropped -d? flags.
5960 * tree-into-ssa.c: Update tree_pass descriptors.
5961 * tree-dump.c: Update tree_pass descriptors.
5962 * tree-complex.c: Update tree_pass descriptors.
5963 * tree-dump.h: Update tree_pass descriptors.
5964 * see.c: Update tree_pass descriptors.
5965 * cgraphbuild.c: Update tree_pass descriptors.
5966 * tracer.c: Update tree_pass descriptors.
5967 * tree-loop-distribution.c: Update tree_pass descriptors.
5968 * cgraph.c: Update tree_pass descriptors.
5969 * postreload-gcse.c: Update tree_pass descriptors.
5970 * postreload.c: Update tree_pass descriptors.
5971 * tree-ssa-loop-ch.c: Update tree_pass descriptors.
5972 * tree-tailcall.c: Update tree_pass descriptors.
5973 * tree-pass.h (tree_opt_pass): Rename to ...
5974 (opt_pass) ... this one; add "type" field and remove letter field.
5975 (gimple_opt_pass, rtl_opt_pass, simple_ipa_opt_pass): New.
5976 (execute_pass_list, execute_ipa_pass_list, all_passes, all_ipa_passes,
5977 all_lowering_passes): Update declaration.
5978 * ipa-cp.c: Update tree_pass descriptors.
5979 * final.c: Update tree_pass descriptors.
5980 * omp-low.c: Update tree_pass descriptors.
5981 * tree-ssa-dse.c: Update tree_pass descriptors.
5982 * ipa-reference.c: Update tree_pass descriptors.
5983 * tree-ssa-uncprop.c: Update tree_pass descriptors.
5984 * auto-inc-dec.c: Update tree_pass descriptors.
5985 * reorg.c: Update tree_pass descriptors.
5986 * cgraphunit.c: Update tree_pass descriptors.
5987 * tree-ssa-copyrename.c: Update tree_pass descriptors.
5988 * tree-ssa-ccp.c: Update tree_pass descriptors.
5989 * df-core.c: Update tree_pass descriptors.
5990 * mode-switching.c: Update tree_pass descriptors.
5991 * tree-nomudflap.c: Update tree_pass descriptors.
5992 * modulo-sched.c: Update tree_pass descriptors.
5993 * ipa-pure-const.c: Update tree_pass descriptors.
5994 * cse.c: Update tree_pass descriptors.
5995 * web.c: Update tree_pass descriptors.
5996 * tree-stdarg.c: Update tree_pass descriptors.
5997 * tree-ssa-math-opts.c: Update tree_pass descriptors.
5998 * tree-ssa-dom.c: Update tree_pass descriptors.
5999 * tree-nrv.c: Update tree_pass descriptors.
6000 * tree-ssa-alias.c: Update tree_pass descriptors.
6001 * loop-init.c: Update tree_pass descriptors.
6002 * gimple-low.c: Update tree_pass descriptors.
6003 * ipa-inline.c: Update tree_pass descriptors.
6004 * tree-ssa-sink.c: Update tree_pass descriptors.
6005 * global.c: Update tree_pass descriptors.
6006 * ifcvt.c: Update tree_pass descriptors.
6007 * jump.c: Update tree_pass descriptors.
6008 * predict.c: Update tree_pass descriptors.
6009 * tree-ssa-loop.c: Update tree_pass descriptors.
6010 * recog.c: Update tree_pass descriptors.
6011 * dse.c: Update tree_pass descriptors.
6012 * tree-ssa-ifcombine.c: Update tree_pass descriptors.
6013 * tree-eh.c: Update tree_pass descriptors.
6014 * regmove.c: Update tree_pass descriptors.
6016 * function.c: Update tree_pass descriptors.
6017 * tree-vectorizer.c: Update tree_pass descriptors.
6018 * gcse.c: Update tree_pass descriptors.
6019 * ipa-type-escape.c: Update tree_pass descriptors.
6020 * tree-if-conv.c: Update tree_pass descriptors.
6021 * init-regs.c: Update tree_pass descriptors.
6022 * ipa.c: Update tree_pass descriptors.
6023 * tree-ssa-phiopt.c: Update tree_pass descriptors.
6024 * rtl-factoring.c: Update tree_pass descriptors.
6025 * lower-subreg.c: Update tree_pass descriptors.
6026 * bt-load.c: Update tree_pass descriptors.
6027 * tree-dfa.c: Update tree_pass descriptors.
6028 * except.c: Update tree_pass descriptors.
6029 * emit-rtl.c: Update tree_pass descriptors.
6030 * cfgexpand.c: Update tree_pass descriptors.
6031 * tree-cfgcleanup.c: Update tree_pass descriptors.
6032 * cfgcleanup.c: Update tree_pass descriptors.
6033 * tree-ssa-pre.c: Update tree_pass descriptors.
6034 * tree-sra.c: Update tree_pass descriptors.
6035 * tree-mudflap.c: Update tree_pass descriptors.
6036 * tree-ssa-copy.c: Update tree_pass descriptors.
6037 * cfglayout.c: Update tree_pass descriptors.
6038 * tree-ssa-forwprop.c: Update tree_pass descriptors.
6039 * tree-ssa-dce.c: Update tree_pass descriptors.
6040 * tree-ssa.c: Update tree_pass descriptors.
6041 * regclass.c: Update tree_pass descriptors.
6042 * integrate.c: Update tree_pass descriptors.
6043 * tree-optimize.c: Update tree_pass descriptors.
6044 * tree-ssa-phiprop.c: Update tree_pass descriptors.
6045 * tree-object-size.c: Update tree_pass descriptors.
6046 * combine.c: Update tree_pass descriptors.
6047 * tree-outof-ssa.c: Update tree_pass descriptors.
6048 * bb-reorder.c: Update tree_pass descriptors.
6049 * stack-ptr-mod.c: Update tree_pass descriptors.
6050 * var-tracking.c: Update tree_pass descriptors.
6051 * tree-profile.c: Update tree_pass descriptors.
6052 * tree-vect-generic.c: Update tree_pass descriptors.
6053 * reg-stack.c: Update tree_pass descriptors.
6054 * sched-rgn.c: Update tree_pass descriptors.
6055 * tree-ssa-structalias.c: Update tree_pass descriptors.
6056 * tree-cfg.c: Update tree_pass descriptors.
6057 * passes.c (current_pass): Update declaration.
6058 (finish_optimization_passes): Update.
6059 (all_passes, all_ipa_passes, all_lowering_passes): Update declaration.
6060 (register_one_dump_file, register_dump_files_1, next_pass_1):
6062 (init_optimization_passes): Update handling of new types.
6063 (execute_one_pass, execute_pass_list, execute_ipa_pass_list): Update.
6064 * ipa-struct-reorg.c: Update tree_pass descriptors.
6065 * tree-ssa-reassoc.c: Update tree_pass descriptors.
6066 * combine-stack-adj.c: Update tree_pass descriptors.
6067 * cfgrtl.c: Update tree_pass descriptors.
6068 * dce.c: Update tree_pass descriptors.
6069 * tree-ssanames.c: Update tree_pass descriptors.
6071 2008-03-19 Richard Guenther <rguenther@suse.de>
6074 * tree-ssa.c (walk_data): New structure.
6075 (warn_uninitialized_var): If not always_executed warn with "maybe"
6077 (execute_early_warn_uninitialized): Compute post-dominators.
6078 Initialize always_executed before processing each basic block.
6080 2008-03-18 Mikulas Patocka <mikulas@artax.karlin.mff.cuni.cz>
6083 * config/i386/i386.c (x86_this_parameter): Calculate correct location
6084 of "this" pointer when "regparm = N" or "fastcall" is in effect.
6086 2008-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6088 * doc/include/texinfo.tex: Update to version 2008-03-17.10.
6090 2008-03-18 Paolo Bonzini <bonzini@gnu.org>
6092 * expr.c (store_expr): Assume lang_hooks.reduce_bit_field_operations
6094 (expand_expr_real_1) <REDUCE_BIT_FIELD>: Don't look at ignore.
6095 (expand_expr_real_1): Assume lang_hooks.reduce_bit_field_operations
6096 is true. Add "&& !ignore" condition to reduce_bit_field. Modify
6097 target after ignore has been set, and move there also the commputation
6098 of subtarget and original_target.
6099 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS): Delete.
6100 (LANG_HOOKS_INITIALIZER): Remove it.
6101 * langhooks.h (struct lang_hooks): Remove reduce_bit_field_operations.
6103 2008-03-18 Richard Guenther <rguenther@suse.de>
6105 * tree-ssa-sccvn.c (visit_reference_op_load): If the lookup
6106 found an expression with constants, note that in the VN for the lhs.
6107 * tree-ssa-pre.c (eliminate): Visit COND_EXPR statements and
6108 fold them to constants if possible. Run cleanup_cfg if done so.
6109 (execute_pre): Return todo.
6111 (execute_fre): Likewise.
6112 * tree-ssa-forwprop.c (can_propagate_from): Allow propagation
6114 (get_prop_source_stmt): Look through pointer conversions.
6116 2008-03-18 Jan Hubicka <jh@suse.cz>
6118 * tree-pretty-print.c: Include predict.h.
6119 (dump_generic_node): Dump predictor.
6120 * tree.h (PREDICT_EXPR_OUTCOME, PREDICT_EXPR_PREDICTION): Update.
6121 * tree-gimple.c (is_gimple_stmt): Add PREDICT_EXPR.
6122 * gimple-low.c (lower_stmt): Likewise.
6123 * expr.c (expand_expr_real): Likewise.
6124 * predict.c (tree_bb_level_predictions): Use PREDICT_EXPRs and remove
6126 (build_predict_expr, build_predict_expr): New.
6127 * predict.h (predictor_name, build_predict_expr): Update.
6128 * c-typeck.c (c_finish_bc_stmt): Add prediction.
6129 * gimplify.c (gimplify_expr): Add PREDICT_EXPR.
6130 * predict.def (PRED_CONTINUE): Update hitrate.
6131 * tree.def (PREDICT_EXPR): Define.
6132 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Mark PREDICT_EXPR;
6133 do not handle BIND_EXPR.
6134 * tree-inline.c (estimate_num_insns_1): PREDICT_EXPR is free.
6135 * tree-cfg.c (verify_gimple_stmt): PREDICT_EXPR is valid.
6136 * tree-ssa-operands.c (get_expr_operands): PREDICT_EXPR takes no
6139 2008-03-18 Michael Matz <matz@suse.de>
6141 * gcov-io.h (__gcov_merge_ior, __gcov_fork): Mark hidden.
6143 2008-03-18 Richard Guenther <rguenther@suse.de>
6145 * tree-gimple.h (is_gimple_invariant_address): Declare.
6146 (is_gimple_constant): Likewise.
6147 * tree-gimple.c (is_gimple_constant): New function.
6148 (is_gimple_invariant_address): Likewise.
6149 (is_gimple_min_invariant): Implement in terms of is_gimple_constant
6150 and is_gimple_invariant_address.
6151 * tree-ssa-loop-niter.c (expand_simple_operations): Revert
6153 * tree-data-ref.c (get_references_in_stmt): A SSA_NAME is not
6154 an addressable base.
6156 2008-03-18 Jakub Jelinek <jakub@redhat.com>
6159 * gimplify.c (gimplify_expr): Gimplify second operand of
6162 2008-03-17 Richard Guenther <rguenther@suse.de>
6164 PR tree-optimization/19637
6165 * fold-const.c (fold_unary): Remove restrictions of removing
6166 intermediate pointer-conversions (P2)(P1)P0.
6167 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Recover from
6168 conversion to void pointer.
6169 (get_maxval_strlen): Handle addresses of the form &(*p)[0].
6171 2008-03-16 James E. Wilson <wilson@tuliptree.org>
6174 * dbxout.c (dbxout_expand_expr, case VAR_DECL): Return NULL for
6175 emulated thread local variables.
6177 2008-03-16 Richard Guenther <rguenther@suse.de>
6180 * tree-ssa-loop-niter.c (expand_simple_operations): Do not
6181 expand TREE_INVARIANT operations that are not gimple invariant.
6183 2008-03-16 Hans-Peter Nilsson <hp@axis.com>
6185 * doc/extend.texi (Alignment): Say that the ABI controls
6186 the __alignof__ for non-strict-alignment targets rather
6187 than being a recommendation.
6189 2008-03-15 Paul Brook <paul@codesourcery.com>
6191 * config/arm/arm.c (arm_unwind_emit): Suppress unused unwinding
6193 (arm_output_fn_unwind): Mark functions that can not be unwound.
6195 2008-03-15 Paul Brook <paul@codesourcery.com>
6197 * config/arm/arm.c (arm_rtx_costs_1): Add costs for ARMv6 value
6198 extension instructions.
6200 2008-03-15 Richard Guenther <rguenther@suse.de>
6202 * tree-ssa-ccp.c (ccp_fold): Also read from constant values
6203 and fold constant aggregate refs.
6204 (fold_const_aggregate_ref): Handle string constants
6205 and constructors in ARRAY_REFs. Handle INDIRECT_REF.
6206 (evaluate_stmt): Simplify now that ccp_fold folds constant
6209 2008-03-15 Paul Brook <paul@codesourcery.com>
6211 * config/arm/arm.md (insv): Use gen_insv_t2 and gen_insv_zero.
6212 (extzv): Use gen_extzv_t2.
6213 (insv_t2, insv_zero, extv, extzv_t2): New patterns.
6215 2008-03-15 Richard Guenther <rguenther@suse.de>
6217 * tree-ssa-ccp.c (get_symbol_constant_value): Export.
6218 (fold_const_aggregate_ref): Likewise.
6219 (get_value): Return NULL if we don't have any values.
6220 (ccp_finalize): Set const_val to NULL after freeing it.
6221 * tree-flow.h (get_symbol_constant_value): Declare.
6222 (fold_const_aggregate_ref): Likewise.
6223 * tree-ssa-sccvn.c (try_to_simplify): Use them.
6225 2008-03-15 Richard Guenther <rguenther@suse.de>
6228 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Make sure
6229 to not produce negative array indices if not allowed. Add
6230 parameter to indicate that.
6231 (maybe_fold_offset_to_component_ref): Allow negative array
6232 indices only for the first member of a structure.
6233 (maybe_fold_offset_to_reference): Allow negative array indices.
6234 (maybe_fold_stmt_addition): Likewise.
6236 2008-03-15 Bjoern Haase <bjoern.m.haase@web.de>
6237 Anatoly Sokolov <aesok@post.ru>
6239 * config/avr/avr.c (avr_arch_types): Add avr6 entry.
6240 (avr_arch): Add ARCH_AVR6.
6241 (avr_mcu_types): Add 'atmega2560' and 'atmega2561' entry.
6242 (initial_elimination_offset): Initialize and use 'avr_pc_size'
6243 instead of fixed value 2.
6244 (print_operand_address): Use gs() asm specifier instead of pm().
6245 (avr_assemble_integer): (Ditto.).
6246 (avr_output_addr_vec_elt): (Ditto.).
6247 (print_operand): Handle "!" code.
6248 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Add
6249 __AVR_3_BYTE_PC__, __AVR_2_BYTE_PC__ and __AVR_HAVE_JMP_CALL__.
6250 (AVR_HAVE_EIJMP_EICALL): Define.
6251 (AVR_3_BYTE_PC): Redefine.
6252 (AVR_2_BYTE_PC): (Ditto.).
6253 (PRINT_OPERAND_PUNCT_VALID_P): Add '!' code.
6254 (LINK_SPEC): Add atmega2560 and atmega2561.
6255 (CRT_BINUTILS_SPEC): Add atmega2560 (crtm2560.o) and atmega2561
6257 * config/avr/avr.md (call_insn): Use eicall instead of icall
6258 for 3 byte PC devices.
6259 (call_value_insn): (Ditto.).
6260 (*tablejump_enh): Use eijmp instead of ijmp for 3 byte PC devices.
6261 (indirect_jump): Use only for for 2 byte PC devices.
6262 (*tablejump): (Ditto.).
6263 (*indirect_jump_avr6): Add insn.
6264 (*tablejump_rjmp): Don't use for 3 byte PC devices.
6265 * config/avr/libgcc.S (__prologue_saves__): Use eijmp
6266 instead of ijmp for 3 byte PC devices.
6267 (__tablejump2__): (Ditto.).
6268 * config/avr/t-avr (MULITLIB_OPTIONS): Add avr6 architecture.
6269 (MULITLIB_DIRNAMES): (Ditto.).
6270 (MULTILIB_MATCHES): Add atmega2560 and atmega2561 to list.
6272 2008-03-15 Uros Bizjak <ubizjak@gmail.com>
6274 * config/i386/mmx.md ("sse2_umulv1siv2di3"): Rename from
6275 "sse2_umulsidi3". Use V1DI mode for operand 0.
6276 ("mmx_psadbw"): Use V1DI mode for operand 0.
6277 * config/i386/i386-modes.def (V1SI): New vector mode.
6278 * config/i386/i386.c (struct builtin_description)
6279 [IX86_BUILTIN_PMULUDQ]: Use CODE_FOR_sse2_umulv1siv1di3.
6280 (v1di_ftype_v8qi_v8qi): Rename from di_ftype_v8qi_v8qi.
6281 (v1di_ftype_v2si_v2si): Rename from di_ftype_v2si_v2si.
6282 (ix86_init_mmx_sse_builtins) [__builtin_ia32_psadbw]: Use
6283 v1di_ftype_v8qi_v8qi type.
6284 [__builtin_ia32_pmuludq]: Use v1di_ftype_v2si_v2si type.
6286 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psadbw,
6287 __builtin_ia32_pmuludq]: Fix the mode of return value.
6289 2008-03-15 Richard Guenther <rguenther@suse.de>
6292 * tree-ssa-pre.c (bitmap_find_leader): Handle expression
6295 2008-03-14 Bob Wilson <bob.wilson@acm.org>
6297 * doc/invoke.texi (Option Summary, Xtensa Options): Document
6298 -mserialize-volatile and -mno-serialize-volatile Xtensa options.
6299 * config/xtensa/xtensa.c (print_operand): Do not emit MEMW instructions
6300 unless TARGET_SERIALIZE_VOLATILE is enabled.
6301 * config/xtensa/xtensa.md (*lsiu, *ssiu): Likewise.
6302 * config/xtensa/xtensa.h (TARGET_DEFAULT): Add MASK_SERIALIZE_VOLATILE.
6303 * config/xtensa/xtensa.opt (mserialize_volatile): New option.
6305 2008-03-14 Richard Guenther <rguenther@suse.de>
6307 PR tree-optimization/34172
6308 * tree-flow.h (refs_may_alias_p): Declare.
6309 (get_single_def_stmt): Likewise.
6310 (get_single_def_stmt_from_phi): Likewise.
6311 (get_single_def_stmt_with_phi): Likewise.
6312 * tree-dfa.c (refs_may_alias_p): New function.
6313 (get_single_def_stmt): Likewise.
6314 (get_single_def_stmt_from_phi): Likewise.
6315 (get_single_def_stmt_with_phi): Likewise.
6316 * tree-ssa-sccvn.c (get_def_ref_stmt_vuses): New function.
6317 (vn_reference_lookup_1): New helper function.
6318 (vn_reference_lookup): Walk the virtual use-def chain to
6319 continue searching for a match if the def does not alias the
6320 reference we are looking for.
6322 2008-03-14 David Edelsohn <edelsohn@gnu.org>
6324 * doc/install.texi (Binaries): Remove UCLA archive. Add HVCC
6325 archive and Perzl. Update The Written Word listing.
6327 2008-03-14 Richard Guenther <rguenther@suse.de>
6329 PR tree-optimization/34043
6330 PR tree-optimization/33989
6331 * tree-ssa-pre.c (execute_pre): Allow SCCVN to do insertion
6333 (bitmap_find_leader): Use extra argument to verify dominance
6334 relationship inside a basic-block.
6335 (can_PRE_operation): Add VIEW_CONVERT_EXPR.
6336 (find_leader_in_sets): Adjust.
6337 (create_component_ref_by_pieces): Take extra argument for
6338 dominance check, handle lookup failures.
6339 (find_or_generate_expression): Likewise.
6340 (create_expression_by_pieces): Likewise.
6341 (insert_into_preds_of_block): Adjust.
6342 (create_value_expr_from): If asked for, verify all operands
6343 are in the blocks AVAIL_OUT set.
6344 (make_values_for_stmt): Check for SSA_NAMEs that are life
6345 over an abnormal edge.
6346 (compute_avail): Remove such check.
6347 (do_SCCVN_insertion): New function.
6348 (eliminate): If we do not find a leader suitable for replacement
6349 insert a replacement expression from SCCVN if available.
6350 * tree-ssa-sccvn.h (run_scc_vn): Update prototype.
6351 (struct vn_ssa_aux): Add needs_insertion flag.
6352 * tree-ssa-sccvn.c (may_insert): New global flag.
6353 (copy_reference_ops_from_ref): Value-number union member access
6354 based on its size, not type and member if insertion is allowed.
6355 (visit_reference_op_load): For a weak match from union type
6356 punning lookup a view-converted value and insert a SSA_NAME
6357 for that value if that is not found.
6358 (visit_use): Make dumps shorter. Do not disallow value numbering
6359 SSA_NAMEs that are life over an abnormal edge to constants.
6360 (free_scc_vn): Release inserted SSA_NAMEs.
6361 (run_scc_vn): New flag to specify whether insertion is allowed.
6362 Process SSA_NAMEs in forward order.
6363 * tree-ssa-loop-im.c (for_each_index): Handle invariant
6364 ADDR_EXPRs inside VIEW_CONVERT_EXPR.
6365 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPRs from/to
6366 pointer type to/from integral types that do not change the
6367 precision to regular conversions.
6369 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
6371 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
6372 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
6373 __builtin_ia32_psrl?i, __builtin_ia32_psra?i, __builtin_ia32_psll?128,
6374 __builtin_ia32_psrl?128, __builtin_ia32_psra?128]: Fix the mode of
6375 input arguments and the mode of return value. Built-in functions
6376 that operate on whole 64-bit MMX register now use V1DI mode.
6378 2008-03-13 Alon Dayan <alond@il.ibm.com>
6379 Olga Golovanevsky <olga@il.ibm.com>
6381 PR tree-optimization/35041
6382 * ipa-struct-reorg.c (find_pos_in_stmt_1): Add another option
6383 to locate the right position in a statement.
6385 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
6389 * config/i386/xmmintrin.h: Change all static inline functions to
6390 extern inline and add __gnu_inline__ attribute.
6391 * config/i386/bmintrin.h: Ditto.
6392 * config/i386/smmintrin.h: Ditto.
6393 * config/i386/tmmintrin.h: Ditto.
6394 * config/i386/mmintrin-common.h: Ditto.
6395 * config/i386/ammintrin.h: Ditto.
6396 * config/i386/emmintrin.h: Ditto.
6397 * config/i386/pmmintrin.h: Ditto.
6398 * config/i386/mmintrin.h: Ditto.
6399 * config/i386/mm3dnow.h: Ditto.
6401 2008-03-13 Jakub Jelinek <jakub@redhat.com>
6404 * omp-low.c (lower_regimplify, init_tmp_var, save_tmp_var): Removed.
6405 (lower_omp_2): New function.
6406 (lower_omp_1, lower_omp): Rewritten.
6408 2008-03-13 Danny Smith <dannysmith@users.sourceforge.net>
6411 * doc/extend.texi (Structure-Packing Pragmas): Replace "Win32"
6412 with the phrase "Microsoft Windows compilers".
6413 (Push/Pop Macro Pragmas): New subsection. Document
6414 #pragma push_macro and pragma pop_macro.
6416 2008-03-12 Paul Brook <paul@codesourcery.com>
6418 * config/arm/arm.c (output_move_double): Prefer LDRD to LDM.
6420 2008-03-12 Paul Brook <paul@codesourcery.com>
6422 * config/arm/thumb2.md: Extend peephole to cover 3-arg subs.
6423 (thumb2_alusi3_short): Exclude PLUS and MINUS.
6424 (thumb2_addsi_shortim): Rename ...
6425 (thumb2_addsi_short): ... to this. Allow register operands.
6426 (thumb2_subsi_short): New pattern.
6427 (thumb2_one_cmplsi2_short,
6428 thumb2_negsi2_short): New patterns and peepholes.
6430 2008-03-12 Paul Brook <paul@codesourcery.com>
6432 * config/arm/arm.c (arm_size_rtx_costs): Use ARM costs for Thumb-2.
6434 2008-03-12 Uros Bizjak <ubizjak@gmail.com>
6436 * config/i386/i386.md (int_cond): New code iterator.
6438 ("s<code>"): Macroize expander from seq, sne, sgt, sgtu, slt, sltu,
6439 sge, sgeu, sle and sleu expanders usign int_cond code iterator.
6440 ("s<code>"): Macroize expander from sunordered, sordered, suneq, sunge,
6441 sungt, sunle, sunlt and sltgt expanders usign fp_cond code iterator.
6442 ("b<code>"): Macroize expander from beq, bne, bgt, bgtu, blt, bltu,
6443 bge, bgeu, ble and bleu expanders usign int_cond code iterator.
6444 ("b<code>"): Macroize expander from bunordered, bordered, buneq, bunge,
6445 bungt, bunle, bunlt and bltgt expanders usign fp_cond code iterator.
6447 2008-03-12 Paul Brook <paul@codesourcery.com>
6449 * config/arm/arm.c (use_return_insn): Use offsets->saved_regs_mask
6450 instead of {arm,thumb}_compute_save_reg_mask.
6451 (output_return_instruction): Ditto.
6452 (thumb_unexpanded_epilogue): Ditto.
6453 (thumb1_expand_prologue): Ditto.
6454 (thumb1_output_function_prologue): Ditto.
6455 (arm_set_return_address): Ditto.
6456 (thumb_set_return_address): Ditto.
6457 (arm_get_frame_offsets): Set offsets->saved_regs_mask. Push extra
6458 regs to achieve stack alignment.
6459 (thumb1_compute_save_reg_mask): Fix compiler warning.
6460 (arm_output_epilogue): Use offsets->saved_regs_mask.
6461 Adjust stack pointer by poping call clobered registers.
6462 (arm_expand_prologue): Use offsets->saved_regs_mask.
6463 Adjust stack pointer by pushing extra registers.
6464 * config/arm.h (arm_stack_offsets): Add saved_regs_mask.
6466 2008-03-12 Paolo Bonzini <bonzini@gnu.org>
6469 * fold-const.c (fold_unary) <NOP_EXPR>: Distribute a narrowing
6470 conversion to the operands of a multiplication.
6472 2008-03-12 Richard Guenther <rguenther@suse.de>
6474 * Makefile.in (OBJS-common): Add tree-ssa-phiprop.o
6475 (tree-ssa-phiprop.o): Copy dependencies from tree-ssa-forwprop.o.
6476 * timevar.def (TV_TREE_PHIPROP): Add.
6477 * tree-ssa-phiprop.c: Split from tree-ssa-forwprop.c, added
6478 pass description. Use TV_TREE_PHIPROP.
6479 * tree-ssa-forwprop.c: Remove phiprop code.
6481 2008-03-12 Jakub Jelinek <jakub@redhat.com>
6484 * omp-low.c (maybe_lookup_decl): Constify first argument.
6485 (use_pointer_for_field): Change last argument from bool to
6486 omp_context *. Disallow shared copy-in/out in nested
6487 parallel if decl is shared in outer parallel too.
6488 (build_outer_var_ref, scan_sharing_clauses,
6489 lower_rec_input_clauses, lower_copyprivate_clauses,
6490 lower_send_clauses, lower_send_shared_vars): Adjust callers.
6492 2008-03-12 Victor Kaplansky <victork@il.ibm.com>
6493 Ira Rosen <irar@il.ibm.com>
6495 * tree-vectorizer.c (free_stmt_vec_info): New function.
6496 (destroy_loop_vec_info): Move code to free_stmt_vec_info().
6497 Call free_stmt_vec_info(). Free LOOP_VINFO_STRIDED_STORES..
6498 * tree-vectorizer.h (free_stmt_vec_info): Declare.
6499 * tree-vect-transform.c (vectorizable_conversion): Free
6500 vec_oprnds0 if it was allocated.
6501 (vect_permute_store_chain): Remove unused VECs.
6502 (vectorizable_store): Free VECs that are allocated in the..
6504 (vect_transform_strided_load, vectorizable_load): Likewise.
6505 (vect_remove_stores): Simplify the code.
6506 (vect_transform_loop): Move code to vect_remove_stores().
6507 Call vect_remove_stores() and free_stmt_vec_info().
6509 2008-03-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6511 * pa.h (TARGET_LONG_PIC_SDIFF_CALL): Conditionalize define on
6512 TARGET_HPUX. Revise comment.
6513 (TARGET_LONG_PIC_PCREL_CALL): Revise comment.
6514 * pa.c (output_call): Update for revised TARGET_LONG_PIC_SDIFF_CALL.
6515 Use sr4 variant of `be' instruction when not generating PIC code.
6516 (attr_length_call): Adjust for above change.
6518 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
6520 * ipa-reference.c (static_execute): Remove module_statics_const and
6521 associated setting code.
6523 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
6526 * config/i386/i386.md (paritysi2, paritydi2): Use register_operand
6527 predicate for operand 1.
6528 (paritysi2_cmp): Use register_operand predicate for operand 2.
6529 Use earlyclobber modifier for operand 1. Remove support for
6531 (paritydi2_cmp): Use register_operand predicate for operand 3.
6532 Use earlyclobber modifier for operand 1. Remove support for
6535 2008-03-11 Paul Brook <paul@codesourcery.com>
6536 Vladimir Prus <vladimir@codesourcery.com>
6538 * config/arm/arm.c (use_return_insn): Check TARGET_APCS_FRAME.
6539 (arm_compute_save_reg0_reg12_mask): Always
6540 check if register 11 must be saved. Always safe hard frame pointer
6541 when frame_pointer_needeed.
6542 (arm_compute_save_reg_mask): Save IP and PC
6543 only with apcs frames.
6544 (arm_output_epilogue): Adjust Thumb2 codepath to
6545 be also invoked and work for ARM non-apcs frames.
6546 (arm_expand_prologue): Don't bother saving IP
6547 for non-apcs frame, since it's not clobbered by
6548 prologue code. Implement non-apcs frame
6551 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
6553 PR rtl-optimization/35281
6554 * expr.c (convert_move): Use a new pseudo for the intermediate
6555 from_mode->word_mode result.
6557 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
6559 * langhooks-def.h (LANG_HOOKS_CLEAR_BINDING_STACK): Delete.
6560 * langhooks.h (struct lang_hooks): Delete clear_binding_stack member.
6561 * toplev.c (compile_file): Don't call it.
6563 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
6566 * expr.c (store_expr): Call emit_block_move if the mode
6567 of "temp" RTX is BLKmode.
6569 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
6570 Richard Guenther <rguenther@suse.de>
6572 PR tree-optimization/31358
6573 * tree-ssa-loop-manip.c (create_iv): Call force_gimple_operand for
6574 the step with a NULL_TREE.
6575 * tree-ssa-loop-ivopts.c (find_bivs): Convert the step
6576 to sizetype if type is a pointer type.
6577 (add_candidate_1): Don't convert the base and step to
6578 the generic type if the orginal type is a pointer type.
6579 (add_iv_value_candidates): Use sizetype for the step
6580 if type is a pointer type.
6581 (cand_value_at): Likewise.
6582 * tree-ssa-address.c (add_to_parts): Use POINTER_PLUS_EXPR
6584 * tree-affine.c (tree_to_aff_combination <POINTER_PLUS_EXPR>):
6585 Don't convert the tem affine to the type.
6586 (add_elt_to_tree): Use sizetype for the step if a pointer.
6587 Use POINTER_PLUS_EXPR for pointers.
6588 (aff_combination_to_tree): Use sizetype for the step if a
6591 2008-03-10 Vladimir Makarov <vmakarov@redhat.com>
6593 * config/i386/sse.md (ssse3_pmaddubswv8hi3, ssse3_pmaddubswv4hi3):
6594 Remove commutativity hint.
6596 2008-03-10 Jakub Jelinek <jakub@redhat.com>
6600 * c-parser.c (c_parser_omp_threadprivate): Don't add vars with
6601 errorneous type. Check that v is a VAR_DECL.
6604 * tree-cfg.c (new_label_mapper): Update cfun->last_label_uid.
6606 2008-03-10 H.J. Lu <hongjiu.lu@intel.com>
6608 PR tree-optimization/35494
6609 * tree-ssa-ccp.c (get_symbol_constant_value): Check if value
6610 may be overriden at link and run time.
6612 2008-03-10 Richard Guenther <rguenther@suse.de>
6614 PR tree-optimization/34677
6615 * tree-ssa-pre.c (modify_expr_node_pool): Remove.
6616 (poolify_tree): Likewise.
6617 (modify_expr_template): Likewise.
6618 (poolify_modify_stmt): Likewise.
6619 (insert_fake_stores): Handle all component-ref style stores
6620 in addition to INDIRECT_REF. Also handle complex types.
6621 Do not poolify the inserted load.
6622 (realify_fake_stores): Do not rebuild the tree but only
6623 make it a SSA_NAME copy.
6624 (init_pre): Remove initialzation of modify_expr_template.
6625 Do not allocate modify_expr_node_pool.
6626 (fini_pre): Do not free modify_expr_node_pool.
6628 2008-03-10 Paul Brook <paul@codesourcery.com>
6630 * config/arm/arm.md (UNSPEC_STACK_ALIGN, UNSPEC_PIC_OFFSET): Renumber
6633 2008-03-10 Paul Brook <paul@codesourcery.com>
6634 Mark Shinwell <shinwell@codesourcery.com>
6636 * config/arm/cortex-r4.md: New.
6637 * config/arm/thumb2.md (divsi3, udivsi3): Annotate with
6639 * config/arm/arm.md: Include cortex-r4.md.
6640 (insn): Add smmls, sdiv and udiv values.
6641 (generic_sched): Don't use generic scheduling for Cortex-R4.
6642 (arm_issue_rate): New function.
6643 (TARGET_SCHED_ISSUE_RATE): Define.
6645 2008-03-10 Sebastian Pop <sebastian.pop@amd.com>
6647 * doc/invoke.texi (-ftree-loop-distribution): Add an example.
6649 2008-03-10 Richard Guenther <rguenther@suse.de>
6651 * tree-ssa-pre.c (get_sccvn_value): Simplify.
6652 (compute_avail): Do not add stmt uses to AVAIL_OUT.
6654 2008-03-10 Paolo Bonzini <bonzini@gnu.org>
6656 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS):
6657 Set default to true.
6659 2008-03-09 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6661 * c.opt (Wsynth): Deprecate.
6662 * doc/invoke.texi (Option Summary, Warning Options): Document
6663 -Wno-format-contains-nul.
6665 2008-03-09 Uros Bizjak <ubizjak@gmail.com>
6668 * config/i386/i386.c (ix86_constant_alignment): Compute alignment using
6669 ALIGN_MODE_128 for VECTOR_CST and INTEGER_CST in addition to REAL_CST.
6671 2008-03-09 Ira Rosen <irar@il.ibm.com>
6673 * config/rs6000/rs6000.c (builtin_description): Rename vector
6674 left shift operations.
6675 * config/rs6000/altivec.md (UNSPEC_VSL): Remove.
6676 (altivec_vsl<VI_char>): Rename to ...
6677 (ashl<mode>3): ... new name.
6678 (mulv4sf3, mulv4si3, negv4sf2): Replace gen_altivec_vslw with
6680 (absv4sf2): Convert to use ashift:V4SI instead of UNSPEC_VSL.
6682 2008-03-08 Richard Guenther <rguenther@suse.de>
6684 * coverage.h (tree_coverage_counter_addr): Declare.
6685 * coverage.c (tree_coverage_counter_addr): New function.
6686 * tree-profile.c (tree_gen_edge_profiler): Unshare counter
6688 (tree_gen_pow2_profiler): Use tree_coverage_counter_addr.
6689 (tree_gen_one_value_profiler): Likewise.
6690 (tree_gen_ic_profiler): Likewise.
6691 (tree_gen_average_profiler): Likewise.
6692 (tree_gen_ior_profiler): Likewise.
6694 2008-03-08 Richard Guenther <rguenther@suse.de>
6696 * tree-ssa-sccvn.h (vn_binary_op_lookup): Remove.
6697 (vn_binary_op_insert): Likewise.
6698 (vn_unary_op_lookup): Likewise.
6699 (vn_unary_op_insert): Likewise.
6700 (vn_nary_op_lookup): Declare.
6701 (vn_nary_op_insert): Likewise.
6702 * tree-ssa-sccvn.c (struct vn_tables_s): Merge unary
6703 and binary hashes, use a single obstack for unary_op_pool
6705 (struct vn_binary_op_s, struct vn_unary_op_s): Replace with
6706 a single struct vn_nary_op_s. Store tree code length and
6707 a variable number of operands.
6708 (struct vn_reference_op_struct): Remove unused op2.
6709 (vn_reference_op_eq): Do not compare op2.
6710 (vn_reference_op_compute_hash): Do not compute hash of op2.
6711 (vn_unary_op_hash, vn_binary_op_hash): Replace with vn_nary_op_hash.
6712 (vn_unary_op_compute_hash, vn_binary_op_compute_hash): Replace
6713 with vn_nary_op_compute_hash.
6714 (vn_unary_op_eq, vn_binary_op_eq): Replace with vn_nary_op_eq.
6715 (vn_unary_op_lookup, vn_binary_op_lookup): Replace with
6717 (vn_unary_op_insert, vn_binary_op_insert): Replace with
6719 (visit_unary_op): Call nary functions.
6720 (visit_binary_op): Likewise.
6721 (process_scc): Adjust for struct vn_tables_s changes.
6722 (allocate_vn_table): Likewise.
6723 (free_vn_table): Likewise.
6724 * tree-vn.c (vn_add): Call nary functions.
6725 (vn_lookup): Likewise.
6727 2008-03-08 Jakub Jelinek <jakub@redhat.com>
6730 * config/rs6000/rs6000.c (rs6000_expand_compare_and_swapqhi): Shift
6731 wdst back after sync_compare_and_swapqhi_internal.
6733 2008-03-08 Uros Bizjak <ubizjak@gmail.com>
6736 * config/i386/i386-modes.def (V1DI): New vector mode.
6737 * config/i386/i386.h (VALID_MMX_REG_MODE): Add V1DImode.
6738 * config/i386/mmx.md (MMXMODEI8): New mode iterator.
6739 (MMXMODE248): Ditto.
6740 (MMXMODE): Add V1DI mode.
6741 (mmxvecsize): Change DI mode to V1DI mode.
6742 ("mov<mode>): Use MMXMODEI8 mode iterator.
6743 ("*mov<mode>_internal_rex64"): Ditto.
6744 ("*mov<mode>_internal"): Ditto.
6745 ("mmx_add<mode>3"): Ditto. Handle V1DImode for TARGET_SSE2.
6746 ("mmx_sub<mode>3"): Ditto.
6747 ("mmx_adddi3"): Remove insn pattern.
6748 ("mmx_subdi3"): Ditto.
6749 ("mmx_ashr<mode>3"): Use SImode and "yN" constraint for operand 2.
6750 ("mmx_lshr<mode>3"): Ditto. Use MMXMODE248 mode iterator.
6751 ("mmx_ashl<mode>3"): Ditto.
6752 ("mmx_lshrdi3"): Remove insn pattern.
6753 ("mmx_ashldi3"): Ditto.
6754 * config/i386/i386.c (classify_argument): Handle V1DImode.
6755 (function_arg_advance_32): Ditto.
6756 (function_arg_32): Ditto.
6757 (struct builtin_description) [IX86_BUILTIN_PADDQ]: Use
6758 mmx_addv1di3 insn pattern.
6759 [IX86_BUILTIN_PSUBQ]: Use mmx_subv1di3 insn pattern.
6760 [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?, IX86_BUILTIN_PSRA?,
6761 IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I, IX86_BUILTIN_PSRA?I,
6762 IX86_BUILTIN_PSLL?I128, IX86_BUILTIN_PSRL?I128, IX86_BUILTIN_PSRA?I128]:
6763 Remove definitions of built-in functions.
6764 (V1DI_type_node): New node.
6765 (v1di_ftype_v1di_int): Ditto.
6766 (v1di_ftype_v1di_v1di): Ditto.
6767 (v2si_ftype_v2si_si): Ditto.
6768 (v4hi_ftype_v4hi_di): Remove node.
6769 (v2si_ftype_v2si_di): Ditto.
6770 (ix86_init_mmx_sse_builtins): Handle V1DImode.
6771 (__builtin_ia32_psll?, __builtin_ia32_psrl?, __builtin_ia32_psra?):
6772 Redefine builtins using def_builtin_const with *_ftype_*_int node.
6773 (__builtin_ia32_psll?i, __builtin_ia32_psrl?i, __builtin_ia32_psra?i):
6774 Add new builtins using def_builtin_const.
6775 (ix86_expand_builtin) [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?,
6776 IX86_BUILTIN_PSRA?, IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I,
6777 IX86_BUILTIN_PSRA?I]: Handle builtin definitions.
6778 * config/i386/mmintrin.h (__v1di): New typedef.
6779 (_mm_add_si64): Cast arguments to __v1di type.
6780 (_mm_sub_si64): Ditto.
6781 (_mm_sll_pi16): Cast __count to __v4hi type.
6782 (_mm_sll_pi32): Cast __count to __v2si type.
6783 (_mm_sll_si64): Cast arguments to __v1di type.
6784 (_mm_srl_pi16): Cast __count to __v4hi type.
6785 (_mm_srl_pi32): Cast __count to __v2si type.
6786 (_mm_srl_si64): Cast arguments to __v1di type.
6787 (_mm_sra_pi16): Cast __count to __v4hi type.
6788 (_mm_sra_pi32): Cast __count to __v2si type.
6789 (_mm_slli_pi16): Use __builtin_ia32_psllwi.
6790 (_mm_slli_pi32): Use __builtin_ia32_pslldi.
6791 (_mm_slli_si64): Use __builtin_ia32_psllqi. Cast __m to __v1di type.
6792 (_mm_srli_pi16): Use __builtin_ia32_psrlwi.
6793 (_mm_srli_pi32): Use __builtin_ia32_psrldi.
6794 (_mm_srli_si64): Use __builtin_ia32_psrlqi. Cast __m to __v1di type.
6795 (_mm_srai_pi16): Use __builtin_ia32_psrawi.
6796 (_mm_srai_pi32): Use __builtin_ia32_psradi.
6797 * config/i386/i386.md (UNSPEC_NOP): Remove unspec definition.
6798 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
6799 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
6800 __builtin_ia32_psrl?i, __builtin_ia32_psra?i]: Add new builtins.
6802 2008-03-07 Joseph Myers <joseph@codesourcery.com>
6804 * doc/include/texinfo.tex: Update to version 2008-03-07.10.
6806 2008-03-07 Peter Bergner <bergner@vnet.ibm.com>
6809 * config/rs6000/rs6000.c (rs6000_legitimize_address): Don't generate
6810 reg+const addressing for Altivec modes. Don't generate reg+reg
6811 addressing for TFmode or TDmode quantities.
6813 2008-03-07 Paolo Bonzini <bonzini@gnu.org>
6815 * c-common.c (vector_types_convertible_p): Call langhook
6816 instead of comptypes.
6818 2008-03-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
6821 * tree-ssa-ccp.c (get_symbol_constant_value): Handle
6822 integral and scalar float variables which have a
6825 2008-03-06 Nathan Froyd <froydnj@codesourcery.com>
6827 * dwarf2out.c (dwarf2out_frame_debug_expr): Consult the
6828 dwarf_register_span hook when emitting unwind information for
6829 register-to-memory saves.
6830 * config/rs6000/rs6000.c (spe_synthesize_frame): Delete.
6831 (rs6000_frame_related): Remove call to spe_synthesize_frame.
6833 2008-03-06 Jakub Jelinek <jakub@redhat.com>
6835 * gimplify.c (goa_lhs_expr_p): Allow different ADDR_EXPR nodes
6836 for the same VAR_DECL.
6838 2008-03-06 Tom Tromey <tromey@redhat.com>
6841 * doc/standards.texi (Standards): Don't mention treelang.
6842 * doc/invoke.texi (Overall Options): Don't mention treelang.
6843 * doc/install.texi (Prerequisites): Don't mention bison or
6845 (Configuration): Don't mention treelang.
6846 (Building): Likewise.
6847 * doc/frontends.texi (G++ and GCC): Don't mention treelang.
6849 2008-03-06 Paolo Bonzini <bonzini@gnu.org>
6851 * simplify-rtx.c (simplify_subreg): Remove useless shifts from
6852 word-extractions out of a multi-word object.
6854 2008-03-06 Richard Guenther <rguenther@suse.de>
6856 * tree.def (BIT_FIELD_REF): Constrain result type and its precision.
6857 * tree-cfg.c (verify_expr): Verify BIT_FIELD_REF constraints on
6858 result type and precision.
6859 * expr.c (get_inner_reference): Set unsignedp based on the result
6860 type of BIT_FIELD_REF.
6861 * tree.h (BIT_FIELD_REF_UNSIGNED): Remove.
6862 * tree-sra.c (instantiate_element): Do not set BIT_FIELD_REF_UNSIGNED.
6863 (try_instantiate_multiple_fields): Likewise. Use the correct type
6865 (sra_build_assignment): Likewise.
6866 (sra_build_elt_assignment): Likewise.
6867 (sra_explode_bitfield_assignment): Likewise.
6868 * print-tree.c (print_node): Do not check BIT_FIELD_REF_UNSIGNED.
6869 * tree-vect-transform.c (vect_create_epilog_for_reduction): Do not
6870 set BIT_FIELD_REF_UNSIGNED.
6871 (vectorizable_load): Likewise.
6873 2008-03-06 Andreas Krebbel <krebbel1@de.ibm.com>
6875 * cse.c (cse_extended_basic_block): Invalidate artificial defs
6878 2008-03-06 Richard Guenther <rguenther@suse.de>
6880 * alias.c (struct alias_set_entry): Move has_zero_child field
6881 to pack with alias_set.
6883 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
6885 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
6888 2008-03-05 Ian Lance Taylor <iant@google.com>
6890 * alias.h (alias_set_type): Change from HOST_WIDE_INT to int.
6892 2008-03-05 Kenneth Zadeck <zadeck@naturalbridge.com>
6894 * fwprop.c (update_df): Support width and offset parameters of
6896 * ra-conflict.c (mark_reg_store, clear_reg_in_live,
6897 global_conflicts): Change DF_REF_EXTRACT to either
6898 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
6899 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
6900 * df-scan.c (df_ref_record, df_defs_record,
6901 df_ref_create_structure, df_def_record_1, df_uses_record,
6902 df_get_conditional_uses, df_get_call_refs, df_insn_refs_collect,
6903 df_bb_refs_collect, df_entry_block_defs_collect,
6904 df_exit_block_uses_collect): Support new width and offset fields.
6905 (ref_extract_pool): New storage pool.
6906 (df_free_ref): New function.
6907 (df_reg_chain_unlink, df_free_collection_rec,
6908 df_sort_and_compress_refs): Call df_free_ref.
6909 (df_ref_equal_p, df_ref_compare): Compare offset and width fields
6911 (df_ref_create_structure): Allocate df_ref_extract if offset and
6912 width fields are used.
6913 (df_def_record_1): Get offset and width from ZERO_EXTRACT.
6914 (df_uses_record): Get offset and width from ZERO_EXTRACT
6916 * global.c (build_insn_chain): Change DF_REF_EXTRACT to either
6917 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
6918 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
6919 * df.h (df_ref_flags): Change DF_REF_EXTRACT to either
6920 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
6921 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
6922 (df_ref_extract): New structure.
6923 (DF_REF_WIDTH, DF_REF_OFFSET): New macros.
6924 (df_ref_create): Add width and offset parameters.
6926 2008-03-05 Richard Guenther <rguenther@suse.de>
6928 * tree-ssa-structalias.c (get_constraint_for_component_ref):
6929 Use ranges_overlap_p.
6930 (offset_overlaps_with_access): Rename
6931 to ranges_overlap_p and move ...
6932 * tree-flow-inline.h (ranges_overlap_p): ... here.
6934 * tree.h (get_inner_reference, handled_component_p): Update
6937 * tree.h (record_component_aliases, get_alias_set,
6938 alias_sets_conflict_p, alias_sets_must_conflict_p,
6939 objects_must_conflict_p): Move declarations ...
6940 * alias.h (record_component_aliases, get_alias_set,
6941 alias_sets_conflict_p, alias_sets_must_conflict_p,
6942 objects_must_conflict_p): ... here.
6943 Include coretypes.h.
6944 * Makefile.in (ALIAS_H): Add coretypes.h dependency.
6946 2008-03-05 Aldy Hernandez <aldyh@redhat.com>
6948 * cfg.c: Include tree-flow.h.
6949 (remove_edge_raw): Call redirect_edge_var_map_clear.
6950 (redirect_edge_succ_nodup): Call redirect_edge_var_map_dup.
6951 * tree-flow-inline.h (redirect_edge_var_map_def): New.
6952 (redirect_edge_var_map_result): New.
6953 * tree-cfgcleanup.c (remove_forwarder_block_with_phi): Replace
6954 PENDING_STMT use with redirect_edge_var_map_*.
6955 * tree-ssa.c (edge_var_maps): New definition.
6956 (redirect_edge_var_map_add): New.
6957 (redirect_edge_var_map_clear): New.
6958 (redirect_edge_var_map_dup): New.
6959 (redirect_edge_var_map_vector): New.
6960 (redirect_edge_var_map_destroy): New.
6961 (ssa_redirect_edge): Replace PENDING_STMT use with
6962 redirect_edge_var_map_*.
6963 (flush_pending_stmts): Same.
6964 (delete_tree_ssa): Destroy edge var map.
6965 * tree-flow.h (struct _edge_var_map): New.
6966 Define edge_var_map vector type.
6967 Declare redirect_edge_var_map_* prototypes.
6968 * Makefile.in (cfg.o): Depend on TREE_FLOW_H.
6969 * tree-cfg.c (reinstall_phi_args): Replace
6970 PENDING_STMT use with redirect_edge_var_map_*.
6972 2008-03-05 Richard Guenther <rguenther@suse.de>
6974 PR tree-optimization/35472
6975 * tree-ssa-dse.c (dse_optimize_stmt): Do not delete a store
6976 whose single use_stmt has a overlapping set of loaded and
6977 stored symbols as that use_stmt might be a noop assignment then.
6979 2008-03-05 Joel Sherrill <joel.sherrill@oarcorp.com>
6981 * gthr-rtems.h: Implement __gthread_mutex_destroy.
6983 2008-03-05 Richard Guenther <rguenther@suse.de>
6986 * tree.def (BIT_FIELD_REF): Document that operands 1 and 2
6987 should be constants.
6988 * tree-cfg.c (verify_expr): Verify it.
6989 * fold-const.c (fold_truthop): Remove code generating
6990 BIT_FIELD_REFs of structure bases.
6991 (fold_binary): Likewise.
6992 (fold_ternary): Position and size of BIT_FIELD_REFs are
6993 always host integers.
6994 (make_bit_field_ref): Remove.
6995 (optimize_bit_field_compare): Remove.
6996 (all_ones_mask_p): Remove.
6998 2008-03-05 Gabor Loki <loki@gcc.gnu.org>
7001 * rtl-factoring.c (clear_regs_live_in_seq): Fix backward steps.
7002 (split_block_and_df_analyze): New. Split basic block and rebuild
7004 (block_label_after): Use SPLIT_BLOCK_AND_DF_ANALYZE instead of
7006 (split_pattern_seq): Likewise.
7007 (erase_matching_seqs): Likewise.
7008 (split_pattern_seq): Skip return insn in case of REG_NORETURN note.
7010 2008-03-04 Geoff Keating <geoffk@apple.com>
7012 * fold-const.c (tree_single_nonnegative_warnv_p): Fix mixed
7013 declaration and code.
7014 (tree_invalid_nonnegative_warnv_p): Likewise.
7016 2008-03-05 Serge Belyshev <belyshev@depni.sinp.msu.ru>
7018 * doc/install.texi (Testing): Correct quoting for the RUNTESTFLAGS
7019 examples. Truncate option-names then causing overfull hbox.
7021 2008-03-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7024 * configure.ac (CONFIG_SJLJ_EXCEPTIONS): Force SJLJ exceptions
7026 * configure: Rebuilt.
7028 2008-03-04 Rafael Espindola <espindola@google.com>
7030 * fold-const.c (tree_simple_nonnegative_warnv_p): New.
7031 (tree_unary_nonnegative_warnv_p): New.
7032 (tree_binary_nonnegative_warnv_p): New.
7033 (tree_single_nonnegative_warnv_p): New.
7034 (tree_invalid_nonnegative_warnv_p): New.
7035 (tree_expr_nonnegative_warnv_p): Redefine in term of the new functions.
7037 2008-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7040 * opts.c (handle_option): Postpone 'unknown option' errors only for
7043 2008-03-04 H.J. Lu <hongjiu.lu@intel.com>
7046 * config/i386/smmintrin.h (SIDD_XXX): Renamed to ...
7049 2008-03-04 Rafael Espindola <espindola@google.com>
7051 * fold-const.c (tree_unary_nonzero_warnv_p): New.
7052 (tree_binary_nonzero_warnv_p): New.
7053 (tree_single_nonzero_warnv_p): New.
7054 (tree_expr_nonzero_warnv_p): Redefine using the new functions.
7056 2008-03-04 Uros Bizjak <ubizjak@gmail.com>
7059 * fold-const.c (fold_cond_expr_with_comparison): Prevent
7060 transformations for modes that have signed zeros.
7061 * ifcvt.c (noce_try_abs): Ditto.
7063 2008-03-04 Joseph Myers <joseph@codesourcery.com>
7065 * config/i386/i386.c (override_options): Force
7066 -maccumulate-outgoing-args on if TARGET_STACK_PROBE.
7068 2008-03-04 Jan Hubicka <jh@suse.cz>
7071 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Fix typo
7074 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
7076 * config/i386/i386.md (allocate_stack_worker_32): Use __chkstk
7077 label to probe the stack.
7079 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
7081 * gthr-win32.h [__GTHREAD_HIDE_WIN32API]
7082 (__gthr_win32_mutex_destroy): Declare.
7083 [__GTHREAD_HIDE_WIN32API] (__gthread_mutex_destroy): Use
7084 __gthr_win32_mutex_destroy.
7085 * config/i386/gthr-win32.c (__gthr_win32_mutex_destroy): Define.
7087 2008-03-03 Jan Hubicka <jh@suse.cz>
7090 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Be more
7091 aggressive on inlining cold calls.
7093 2008-03-03 Richard Guenther <rguenther@suse.de>
7095 * tree-ssa-sccvn.c (visit_reference_op_store): Do not insert
7096 struct copies into the expression table.
7097 (simplify_unary_expression): Handle VIEW_CONVERT_EXPR.
7098 (try_to_simplify): Likewise.
7099 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPR of
7100 integral and pointer arguments which do not change the
7101 precision to NOP_EXPRs.
7102 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Adjust
7103 VIEW_CONVERT_EXPR case.
7105 2008-03-02 Sebastian Pop <sebastian.pop@amd.com>
7107 * tree-scalar-evolution.c (instantiate_parameters_1): An SSA_NAME
7108 defined in a loop at depth 0 is invariant.
7109 * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
7110 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Should never
7111 be called at loop depth 0.
7113 2008-03-02 Jakub Jelinek <jakub@redhat.com>
7116 * gcc.c (process_command): Update copyright notice dates.
7117 * gcov.c (print_version): Likewise.
7118 * gcov-dump.c (print_version): Likewise.
7119 * mips-tfile.c (main): Likewise.
7120 * mips-tdump.c (main): Likewise.
7122 2008-03-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7125 * c-common.c (flag_permissive): Delete.
7126 (constant_expression_warnings): Check flags first.
7127 (constant_expression_error): New.
7128 * c-common.h (flag_permissive): Delete.
7129 (constant_expression_error): Declare.
7130 * flags.h (flag_permissive): Declare. Update description.
7131 * diagnostic.c (pedwarn): Update.
7133 * diagnostic.h: (pedantic_error_kind): Rename as pedantic_warning_kind.
7134 (permissive_error_kind): New.
7135 * toplev.c (flag_permissive): Define. Update description.
7136 * toplev.h (permissive_error_kind): Declare.
7137 * c-errors.c (pedwarn_c99): Use pedantic_warning_kind.
7138 (pedwarn_c90): Use pedantic_warning_kind.
7139 * c-opts.c (c_common_post_options): flag_permissive does not affect
7140 flag_pedantic_errors.
7142 2008-03-02 Joseph Myers <joseph@codesourcery.com>
7144 * libgcc2.c (__addvSI3, __addvsi3, __addvDI3, __subvSI3,
7145 __subvsi3, __subvDI3, __negvSI2, __negvsi2, __negvDI2, __absvSI2,
7146 __absvsi2, __absvDI2): Use unsigned arithmetic.
7148 2008-03-02 Andi Kleen <ak@suse.de>
7149 Richard Guenther <rguenther@suse.de>
7151 * struct-equiv.c: Remove file.
7152 * cfg_cleanup.c (condjump_equiv_p): Remove.
7153 * Makefile.in (OBJS-common): Remove struct-equiv.o.
7154 (struct-equiv.o): Remove rule.
7155 * basic-block.h (struct_equiv_checkpoint, STRUCT_EQUIV_*,
7156 insns_match_p, struct_equiv_block_eq, struct_equiv_init,
7157 rtx_equiv_p, condjump_equiv_p): Remove prototypes.
7159 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
7161 * ifcvt.c (noce_process_if_block): Try to handle only the then
7162 block if the else block exists but isn't suitable.
7164 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
7167 * gthr-posix.h (__gthread_mutex_destroy): Remove extra declarations.
7168 * gthr-posix95.h (__gthread_mutex_destroy): Likewise. Note this fixes
7169 regression from previous patch.
7171 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
7174 * gthr.h: Add __gthread_mutex_destroy as a function that must be
7176 * gthr-vxworks.h (__gthread_mutex_destroy): Null implementation.
7177 * gthr-single.h (__gthread_mutex_destroy): Likewise.
7178 * gthr-rtems.h (__gthread_mutex_destroy): Likewise.
7179 * gthr-mipssde.h (__gthread_mutex_destroy): Likewise.
7180 * gthr-nks.h (__gthread_mutex_destroy): Likewise.
7181 * gthr-solaris.h (__gthread_mutex_destroy): Call mutex_destroy.
7182 * gthr-win32.h (__GTHREAD_MUTEX_DESTROY_FUNCTION): Remove.
7183 (__gthread_mutex_destroy_function): Rename to
7184 __gthread_mutex_destroy.
7185 * gthr-dce.h (__gthread_mutex_destroy): Call
7186 pthread_mutex_destroy.
7187 * gthr-tpf.h (__gthread_mutex_destroy): Likewise.
7188 * gthr-posix.h (__gthread_mutex_destroy): Likewise.
7189 * gthr-posix95.h (__gthread_mutex_destroy): Likewise.
7191 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
7193 * df-scan.c (df_ref_chain_change_bb): Simplify.
7194 (df_insn_change_bb): Add new_bb argument. Simplify. Call
7195 set_block_for_insn if there's any change.
7196 * df.h ((df_insn_change_bb): Fix prototype.
7197 * cfgrtl.c (update_bb_for_insn_chain): Pass bb to
7198 df_insn_change_bb, don't call set_block_for_insn.
7199 * emit-rtl.c (reorder_insns): Likewise.
7200 * haifa-sched.c (move_insn): Likewise.
7202 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
7204 * rtlanal.c (loc_mentioned_in_p): Test XVECEXPs correctly.
7206 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
7208 * tree-flow-inline.h (next_readonly_imm_use): Return
7209 NULL_USE_OPERAND_P after the end.
7211 2008-03-01 Richard Guenther <rguenther@suse.de>
7213 PR tree-optimization/35411
7214 * tree-sra.c (sra_build_assignment): Split conversion to
7215 final type to a separate statement if we are not assigning
7218 2008-02-29 Francois-Xavier Coudert <coudert@clipper.ens.fr>
7220 * fold-const.c (fold_convertible_p): Correct the logic to follow
7221 that in fold_convert().
7223 2008-02-29 Douglas Gregor <doug.gregor@gmail.com>
7226 * tree-inline.c (build_duplicate_type): When we make a
7227 duplicate type, make it unique in the canonical types system.
7229 2008-02-29 Tom Tromey <tromey@redhat.com>
7231 * toplev.c (input_file_stack, input_file_stack_tick, fs_p,
7232 input_file_stack_history, input_file_stack_restored): Remove.
7233 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
7234 * input.h (struct file_stack): Remove.
7235 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
7236 (input_file_stack, input_file_stack_tick, INPUT_FILE_STACK_BITS):
7238 * diagnostic.h (struct diagnostic_context) <last_module>: Change
7240 (diagnostic_last_module_changed): Add 'map' argument.
7241 (diagnostic_set_last_function): Likewise.
7242 * diagnostic.c (undiagnostic_report_current_module): Iterate using
7243 line map, not input_file_stack.
7244 * c-lex.c (fe_file_change): Don't use push_srcloc or pop_srcloc.
7246 2008-02-29 Paul Brook <paul@codesourcery.com>
7248 * config/arm/arm.md (arm_addsi3): Add r/k/n alternative.
7250 2008-02-29 Paul Brook <paul@codesourcery.com>
7252 * config/arm/ieee754-df.S (muldf3): Use RET macros.
7254 2008-02-29 Richard Guenther <rguenther@suse.de>
7256 * tree-ssa-pre.c (get_sccvn_value): Create missing VNs via
7258 * tree-ssa-sccnv.c (visit_reference_op_store): Use the rhs
7259 value for comparing for a store match.
7260 (simplify_unary_expression): Do nothing for SSA_NAMEs.
7261 (try_to_simplify): Do not do a full-blown reference lookup.
7263 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
7265 * config/sh/sh.c (sh_scalar_mode_supported_p): New function.
7266 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
7268 * config/sh/sh.h (OVERRIDE_OPTIONS): Don't warn for profiling.
7270 2008-02-29 Sebastian Pop <sebastian.pop@amd.com>
7272 * tree-loop-linear.c (try_interchange_loops): Compare memory access
7273 strides against cache sizes.
7275 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
7277 * config/sh/sh.c (sh_secondary_reload): Handle loading a float
7280 2008-02-28 Richard Sandiford <rsandifo@nildram.co.uk>
7282 * simplify-rtx.c (simplify_unary_operation_1): Extend the handling
7283 of SUBREG_PROMOTED_VAR_P to cope with cases where the extended value
7284 is smaller than the original promoted value.
7285 (simplify_subreg): If OP is a SUBREG, try to preserve its
7286 SUBREG_PROMOTED_VAR_P information.
7288 2008-02-28 Steven Bosscher <stevenb.gcc@gmail.com>
7290 * tree-ssa-sccvn (vn_ssa_aux_obstack): New obstack.
7291 (VN_INFO_GET): Allocate new objects on the obstack.
7292 (init_scc_vn): Initialize the obstack. Use XDELETE instead of free
7293 for rpo_numbers_temp, for consistency.
7294 (free_scc_vn): Free the obstack.
7296 2008-02-28 Sebastian Pop <sebastian.pop@amd.com>
7298 * doc/invoke.texi: Document -ftree-loop-distribution.
7299 * tree-loop-distribution.c: New.
7300 * tree-pass.h (pass_loop_distribution): New.
7301 * graphds.h (struct graph): Add htab_t indices.
7302 * timevar.def (TV_TREE_LOOP_DISTRIBUTION): New.
7303 * tree-vectorizer.c (rename_variables_in_loop): Extern.
7304 (slpeel_tree_duplicate_loop_to_edge_cfg): Init PENDING_STMT to NULL.
7305 * tree-vectorizer.h (tree_duplicate_loop_on_edge): Declared.
7306 * tree-data-ref.c (debug_data_dependence_relations): New.
7307 (dump_data_dependence_relation): Also print data references.
7308 (free_data_ref): Extern.
7309 (same_access_functions): Moved...
7310 (find_vertex_for_stmt): Renamed rdg_vertex_for_stmt.
7311 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
7312 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg_1, dot_rdg,
7313 struct rdg_vertex_info, rdg_vertex_for_stmt): New.
7314 (create_rdg_edge_for_ddr, create_rdg_vertices): Cleaned up.
7315 (stmts_from_loop): Skip LABEL_EXPR.
7316 (hash_stmt_vertex_info, eq_stmt_vertex_info, hash_stmt_vertex_del):
7318 (build_rdg): Initialize rdg->indices htab.
7319 (free_rdg, stores_from_loop, ref_base_address,
7320 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses,
7321 have_similar_memory_accesses_1, ref_base_address_1,
7322 remove_similar_memory_refs): New.
7323 * tree-data-ref.h: Depend on tree-chrec.h.
7324 (debug_data_dependence_relations, free_data_ref): Declared.
7325 (same_access_functions): ... here.
7326 (ddr_is_anti_dependent, ddrs_have_anti_deps, ddr_dependence_level):
7328 (struct rdg_vertex): Add has_mem_write and has_mem_reads.
7329 (RDGV_HAS_MEM_WRITE, RDGV_HAS_MEM_READS, RDG_STMT,
7330 RDG_MEM_WRITE_STMT, RDG_MEM_READS_STMT): New.
7331 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
7332 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg,
7333 rdg_vertex_for_stmt): Declared.
7334 (struct rdg_edge): Add level.
7336 (free_rdg, stores_from_loop, remove_similar_memory_refs,
7337 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses):
7339 (rdg_has_similar_memory_accesses): New.
7340 * tree-vect-analyze.c: Remove unused static decls.
7341 * lambda.h (dependence_level): New.
7342 * common.opt (ftree-loop-distribution): New.
7343 * tree-flow.h (mark_virtual_ops_in_bb,
7344 slpeel_tree_duplicate_loop_to_edge_cfg,
7345 rename_variables_in_loop): Declared.
7346 * Makefile.in (TREE_DATA_REF_H): Depend on tree-chrec.h.
7347 (OBJS-common): Add tree-loop-distribution.o.
7348 (tree-loop-distribution.o): New rule.
7349 * tree-cfg.c (mark_virtual_ops_in_bb): New.
7350 (mark_virtual_ops_in_region): Use mark_virtual_ops_in_bb.
7351 * passes.c (init_optimization_passes): Schedule pass_loop_distribution.
7353 2008-02-28 Joseph Myers <joseph@codesourcery.com>
7356 * tree.c (handle_dll_attribute): Disallow TYPE_DECLs for types
7357 other than structures and unions.
7359 2008-02-28 Richard Guenther <rguenther@suse.de>
7362 2008-02-26 Richard Guenther <rguenther@suse.de>
7364 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
7365 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
7366 (lookup_decl_from_uid): Declare.
7367 (remove_decl_from_map): Likewise.
7368 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
7369 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
7370 (decl_for_uid_map): New global hashtable mapping DECL_UID
7372 (init_ttree): Allocate it.
7373 (insert_decl_to_uid_decl_map): New helper function.
7374 (make_node_stat): Insert new decls into the map.
7375 (copy_node_stat): Likewise.
7376 (lookup_decl_from_uid): New function.
7377 (remove_decl_from_map): Likewise.
7378 (print_decl_for_uid_map_statistics): New helper.
7379 (dump_tree_statistics): Call it.
7381 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
7382 (referenced_var_iterator): Adjust.
7383 (FOR_EACH_REFERENCED_VAR): Adjust.
7384 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
7385 (num_referenced_vars): Adjust.
7386 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
7387 (first_referenced_var): Remove.
7388 (end_referenced_vars_p): Likewise.
7389 (next_referenced_var): Likewise.
7390 (referenced_var_iterator_set): New helper function.
7391 * tree-dfa.c (referenced_var_lookup): Adjust.
7392 (referenced_var_check_and_insert): Likewise.
7393 (remove_referenced_var): Likewise.
7394 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
7395 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
7396 (verify_call_clobbering): Likewise.
7397 (verify_memory_partitions): Likewise.
7398 (init_tree_ssa): Allocate bitmap instead of hashtable for
7400 (delete_tree_ssa): Adjust.
7401 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
7402 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
7403 (compute_tag_properties): Likewise.
7404 (set_initial_properties): Likewise.
7405 (find_partition_for): Likewise.
7406 (update_reference_counts): Likewise.
7407 (dump_may_aliases_for): Likewise.
7408 * tree-ssa-operands.c (add_virtual_operand): Likewise.
7409 (add_call_clobber_ops): Likewise.
7410 (add_call_read_ops): Likewise.
7411 (get_asm_expr_operands): Likewise.
7412 * tree-into-ssa.c (dump_decl_set): Likewise.
7413 (update_ssa): Likewise.
7414 * tree-sra.c (scan_function): Likewise.
7415 (decide_instantiations): Likewise.
7416 (scalarize_parms): Likewise.
7417 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
7418 (dsa_named_for): Likewise.
7419 * tree-ssa-structalias.c (update_alias_info): Likewise.
7420 (merge_smts_into): Likewise.
7422 2008-02-27 David Daney <ddaney@avtrex.com>
7425 * config/mips/iris.h (MIPS_DEBUGGING_INFO): Define.
7426 * config/mips/openbsd.h (MIPS_DEBUGGING_INFO): Same.
7427 * config/mips/sde.h (MIPS_DEBUGGING_INFO): Remove undef.
7428 * config/mips/vxworks.h (MIPS_DEBUGGING_INFO): Same.
7429 * config/mips/mips.h (MIPS_DEBUGGING_INFO): Remove define.
7431 2008-02-27 Uros Bizjak <ubizjak@gmail.com>
7434 * config/darwin-ppc-ldouble-patch.def (BUILT_IN_NANL): Add.
7435 (BUILT_IN_NEXTTOWARD): Remove.
7436 (BUILT_IN_NEXTTOWARDF): Ditto.
7437 * config/darwin.c (darwin_patch_builtin): Use ACONCAT instead of
7438 alloca/strcpy/strcat. Remove commented-out code. Fix whitespace.
7440 2008-02-27 Tom Tromey <tromey@redhat.com>
7442 * tree-dump.c (dequeue_and_dump) <FUNCTION_DECL>: Check
7443 DECL_SAVED_TREE, not DECL_LANG_SPECIFIC, when dumping body.
7445 2008-02-27 Jan Beulich <jbeulich@novell.com>
7447 * c-decl.c (merge_decls): Use DECL_USER_ALIGN() on olddecl to
7448 update the respective field on newdecl.
7450 2008-02-27 Revital Eres <eres@il.ibm.com>
7452 PR rtl-optimization/34999
7453 * bb-reorder.c (add_labels_and_missing_jumps): Do not handle
7454 crossing edges that ends with a call insn.
7455 (fix_up_fall_thru_edges): Handle crossing edges that ends with a
7456 call insn and clear the EDGE_CROSSING flag of the crossing edge
7457 when fixing fallthru edges.
7459 2008-02-27 Richard Guenther <rguenther@suse.de>
7462 * fold-const.c (fold_unary): Return the correct argument,
7463 converted to the result type.
7465 2008-02-27 Richard Guenther <rguenther@suse.de>
7468 * expr.c (expand_expr_real_1): Assert on rotates that operate
7470 * fold-const.c (fold_binary): Use the types precision, not the
7471 bitsize of the mode if folding rotate expressions. Build rotates
7472 only for full modes.
7474 2008-02-27 Jakub Jelinek <jakub@redhat.com>
7476 * c-ppoutput.c (scan_translation_unit): Handle CPP_PRAGMA
7478 * c-pragma.c (pragma_ns_name): New typedef.
7479 (registered_pp_pragmas): New variable.
7480 (c_pp_lookup_pragma): New function.
7481 (c_register_pragma_1): If flag_preprocess_only, do nothing
7482 for non-expanded pragmas, for expanded ones push pragma's
7483 namespace and name into registered_pp_pragmas vector.
7484 (c_invoke_pragma_handler): Register OpenMP pragmas even when
7485 flag_preprocess_only, don't register GCC pch_preprocess
7486 pragma if flag_preprocess_only.
7487 * c-opts.c (c_common_init): Call init_pragma even if
7488 flag_preprocess_only.
7489 * c-pragma.c (c_pp_lookup_pragma): New prototype.
7490 * config/darwin.h (DARWIN_REGISTER_TARGET_PRAGMAS): Don't call
7491 cpp_register_pragma if flag_preprocess_only.
7493 2008-02-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7496 * c-parser.c (c_parser_translation_unit): Warn for empty
7497 translation unit, not empty source file.
7499 2008-02-26 Paul Brook <paul@codesourcery.com>
7501 * config/arm/arm.c (thumb_set_frame_pointer): Ensure SP is first
7502 operand for Thumb-2.
7503 * config/arm/arm.h (reg_class): Add CORE_REGS.
7504 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Ditto.
7505 (BASE_REG_CLASS): Use CORE_REGS.
7506 (PREFERRED_RELOAD_CLASS): Add STACK_REG.
7507 (REGNO_MODE_OK_FOR_REG_BASE_P): Use REGNO_MODE_OK_FOR_BASE_P.
7508 (REGNO_OK_FOR_INDEX_P): Exclude SP.
7509 (ARM_REG_OK_FOR_INDEX_P): Always define. Use
7510 ARM_REGNO_OK_FOR_INDEX_P.
7511 (ARM_PRINT_OPERAND_ADDRESS): Swap operands for [reg, sp].
7512 * config/arm/arm.md (arm_addsi3, thumb1_addsi3, arm_subsi3_insn,
7513 arm_movsi_insn, thumb1_movsi_insni, stack_tie): Add "k" alternatives.
7514 (ldm/stm peepholes): Ditto.
7515 * config/arm/thumb2.md (thumb2_movdi): Add "k" alternatives.
7516 * config/arm/vfp.md (arm_movsi_vfp, thumb2_movsi_vfp): Ditto.
7517 * config/arm/iwmmxt.md (iwmmxt_movsi_insn): Ditto.
7518 * config/arm/constraints.md: Enable "k" constraint on ARM.
7520 2008-02-27 Ben Elliston <bje@au.ibm.com>
7522 * config/rs6000/rs6000.c: Annotate cache line size field in all
7523 instances of struct processor_costs.
7525 2008-02-26 David Edelsohn <edelsohn@gnu.org>
7527 * dbgcnt.def (cfg_cleanup, cprop1, cprop2, dce_fast, dce_ud, dse1,
7528 dse2, gcse, if_conversion, if_after_combine, if_after_reload,
7529 jump_bypass): New counters.
7530 * cfgcleanup.c (cleanup_cfg): Add dbg_cnt.
7531 * dce.c (gate_ud_dce): Same.
7532 (gate_fast_dce): Same.
7533 * dse.c (gate_dse1): New function.
7534 (gate_dse2): New function.
7535 (gate_dse): Merge results of new gate functions.
7536 * gcse.c (gcse_main): Bracket cprop1 and cprop2 with dbg_cnt.
7537 (gate_handle_jump_bypass): Add dbg_cnt.
7538 (gate_handle_gcse): Add dbg_cnt.
7539 * ifcvt.c (gate_handle_if_conversion): Same.
7540 (gate_handle_if_after_combine): Same.
7541 (gate_handle_if_after_reload): Same.
7542 * Makefile.in: Add DBGCNT_H to cfgcleanup.o and ifcvt.o.
7544 2008-02-26 Edmar Wienskoski <edmar@freescale.com>
7546 * config/rs6000/rs6000.c (processor_costs): Update e300 cache
7548 * doc/invoke.texi: Add e300c2 and e300c3 to list of cpus.
7550 2008-02-26 Jason Merrill <jason@redhat.com>
7553 * attribs.c (decl_attributes): Leave ATTR_FLAG_TYPE_IN_PLACE
7554 alone if it's the naming decl for the type's main variant.
7556 2008-02-26 Tom Tromey <tromey@redhat.com>
7558 * system.h (USE_MAPPED_LOCATION): Poison.
7559 * Makefile.in (GTFILES): Put CPP_ID_DATA_H first.
7560 * tree-cfg.c (make_cond_expr_edges): Remove old location code.
7561 (make_goto_expr_edges): Likewise.
7562 (remove_bb): Likewise.
7563 (execute_warn_function_return): Likewise.
7564 * basic-block.h (struct edge_def) <goto_locus>: Change type to
7566 * c-common.c (fname_decl): Remove old location code.
7567 * tree-vect-transform.c (vect_finish_stmt_generation): Remove old
7569 * rtl.h (ASM_OPERANDS_SOURCE_LOCATION): Remove old-location
7571 (ASM_INPUT_SOURCE_LOCATION): Likewise.
7572 (gen_rtx_ASM_INPUT): Likewise.
7573 (gen_rtx_ASM_INPUT_loc): Likewise.
7574 (get_rtx_asm_OPERANDS): Remove.
7575 * cfglayout.c (insn_locators_alloc): Remove old location code.
7576 (set_curr_insn_source_location): Likewise.
7577 (curr_insn_locator): Likewise.
7578 * print-tree.c (print_node): Remove old location code.
7579 * tree-mudflap.c (mf_varname_tree): Remove old location code.
7580 (mf_file_function_line_tree): Remove test of USE_MAPPED_LOCATION.
7581 * cfgexpand.c (expand_gimple_cond_expr): Don't use
7582 location_from_locus.
7583 (construct_exit_block): Remove old location code.
7584 * emit-rtl.c (force_next_line_note): Remove old location code.
7585 * profile.c (branch_prob): Remove old location code.
7586 * tree-vectorizer.h (LOC, UNKNOWN_LOC, EXPR_LOC, LOC_FILE,
7587 LOC_LINE): Remove old-location variants.
7588 * langhooks.c (lhd_print_error_function): Remove old location
7590 * configure, config.in: Rebuilt.
7591 * configure.ac (--enable-mapped-location): Remove.
7592 * c-decl.c (c_init_decl_processing): Remove old location code.
7593 (finish_function): Likewise.
7594 * recog.c (decode_asm_operands): Remove old location code.
7595 * c-pch.c (c_common_read_pch): Remove old location code.
7596 * rtl.def (ASM_INPUT, ASM_OPERANDS): Remove old location
7598 * gimple-low.c (lower_function_body): Remove old location code.
7599 * toplev.c (unknown_location): Remove.
7600 (push_srcloc): Remove old-location variant.
7601 (process_options): Remove old location code.
7602 (lang_dependent_init): Likewise.
7603 * input.h (UNKNOWN_LOCATION): Move definition.
7604 (location_t): Undeprecate.
7605 (source_locus): Remove.
7606 (location_from_locus): Remove.
7607 (struct location_s): Remove.
7608 Remove all old-location code.
7609 (input_line, input_filename): Remove.
7610 * final.c (final_scan_insn): Remove old location code.
7611 * diagnostic.c (diagnostic_build_prefix): Remove
7612 USE_MAPPED_LOCATION test.
7613 * tree.h (gimple_stmt) <locus>: Now a location_t.
7614 (tree_exp) <locus>: Likewise.
7615 (DECL_IS_BUILTIN): Remove old-location variant.
7616 (annotate_with_file_line, annotate_with_locus): Likewise.
7617 (expr_locus, set_expr_locus): Update.
7618 * tree.c (build1_stat): Remove old location code.
7619 (last_annotated_node): Remove.
7620 (annotate_with_file_line): Remove old-location variant.
7621 (annotate_with_locus): Likewise.
7622 (expr_location): Remove old location code.
7623 (set_expr_location): Likewise.
7624 (expr_has_location): Likewise.
7625 (expr_locus): Likewise.
7626 (set_expr_locus): Likewise.
7627 (expr_filename): Don't use location_from_locus.
7628 (expr_lineno): Likewise.
7629 * rtl-error.c (location_for_asm): Remove old location code.
7630 * c-lex.c (cb_line_change): Remove old location code.
7631 (fe_file_change): Likewise.
7632 (cb_def_pragma): Likewise.
7633 (c_lex_with_flags): Likewise.
7634 * gengtype.c (do_typedef): Don't special-case location types.
7635 (define_location_structures): Remove.
7636 (main): Don't call define_location_structures.
7637 * tree-pretty-print.c (dump_implicit_edges): Remove old location
7640 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7643 * builtins.def (BUILT_IN_STDARG_START): Remove.
7644 * builtins.c (expand_builtin): Remove BUILT_IN_STDARG_START.
7645 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
7646 * tree-inline.c (inline_forbidden_p_1): Likewise.
7648 2008-02-26 Richard Guenther <rguenther@suse.de>
7650 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
7651 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
7652 (lookup_decl_from_uid): Declare.
7653 (remove_decl_from_map): Likewise.
7654 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
7655 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
7656 (decl_for_uid_map): New global hashtable mapping DECL_UID
7658 (init_ttree): Allocate it.
7659 (insert_decl_to_uid_decl_map): New helper function.
7660 (make_node_stat): Insert new decls into the map.
7661 (copy_node_stat): Likewise.
7662 (lookup_decl_from_uid): New function.
7663 (remove_decl_from_map): Likewise.
7664 (print_decl_for_uid_map_statistics): New helper.
7665 (dump_tree_statistics): Call it.
7667 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
7668 (referenced_var_iterator): Adjust.
7669 (FOR_EACH_REFERENCED_VAR): Adjust.
7670 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
7671 (num_referenced_vars): Adjust.
7672 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
7673 (first_referenced_var): Remove.
7674 (end_referenced_vars_p): Likewise.
7675 (next_referenced_var): Likewise.
7676 (referenced_var_iterator_set): New helper function.
7677 * tree-dfa.c (referenced_var_lookup): Adjust.
7678 (referenced_var_check_and_insert): Likewise.
7679 (remove_referenced_var): Likewise.
7680 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
7681 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
7682 (verify_call_clobbering): Likewise.
7683 (verify_memory_partitions): Likewise.
7684 (init_tree_ssa): Allocate bitmap instead of hashtable for
7686 (delete_tree_ssa): Adjust.
7687 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
7688 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
7689 (compute_tag_properties): Likewise.
7690 (set_initial_properties): Likewise.
7691 (find_partition_for): Likewise.
7692 (update_reference_counts): Likewise.
7693 (dump_may_aliases_for): Likewise.
7694 * tree-ssa-operands.c (add_virtual_operand): Likewise.
7695 (add_call_clobber_ops): Likewise.
7696 (add_call_read_ops): Likewise.
7697 (get_asm_expr_operands): Likewise.
7698 * tree-into-ssa.c (dump_decl_set): Likewise.
7699 (update_ssa): Likewise.
7700 * tree-sra.c (scan_function): Likewise.
7701 (decide_instantiations): Likewise.
7702 (scalarize_parms): Likewise.
7703 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
7704 (dsa_named_for): Likewise.
7705 * tree-ssa-structalias.c (update_alias_info): Likewise.
7706 (merge_smts_into): Likewise.
7708 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7711 * doc/invoke.texi (-Wall): Add -Wvolatile-register-var.
7712 * c-opts.c (c_common_handle_option): Wall enables
7713 Wvolatile-register-var.
7714 * common.opt: Move Wvolatile-register-var to...
7717 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7719 * common.opt (Wlarger-than=): New.
7720 * doc/invoke.texi (Warning Options): Replace -Wlarger-than- with
7722 * opts.c (common_handle_option): Handle -Wlarger-than=.
7723 * optc-gen.awk: Likewise.
7724 * opth-gen.awk: Likewise.
7725 * stor-layout.c (layout_decl): Use -Wlarger-than= for warning.
7726 * tree-optimize.c (tree_rest_of_compilation): Likewise.
7728 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7730 * c-common.c (match_case_to_enum_1): Add appropriate
7731 OPT_W* parameter to warning.
7732 (c_do_switch_warnings): Likewise.
7733 * c-typeck.c (warning_init): Add one more parameter following
7735 (push_init_level): Update call to warning_init.
7736 (pop_init_level): Likewise.
7737 (add_pending_init): Likewise.
7738 (output_init_element: Likewise.
7740 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7743 * toplev.c (toplev_main): If there are warnings or error, print
7744 errors for ignored options.
7745 * opts.c (ignored_options): New static variable.
7746 (postpone_unknown_option_error): New.
7747 (print_ignored_options): New.
7748 (handle_option): Postpone errors for unknown -Wno-* options.
7749 * opts.h (print_ignored_options): Declare.
7751 2008-02-25 Richard Sandiford <rsandifo@nildram.co.uk>
7753 * config/mips/mips.md (loadgp_blockage, blockage): Change type
7756 2008-02-25 Richard Guenther <rguenther@suse.de>
7759 2008-02-25 Richard Guenther <rguenther@suse.de>
7761 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
7762 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
7763 (lookup_decl_from_uid): Declare.
7764 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
7765 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
7766 (decl_for_uid_map): New global hashtable mapping DECL_UID
7768 (init_ttree): Allocate it.
7769 (insert_decl_to_uid_decl_map): New helper function.
7770 (make_node_stat): Insert new decls into the map.
7771 (copy_node_stat): Likewise.
7772 (lookup_decl_from_uid): New function.
7773 (print_decl_for_uid_map_statistics): New helper.
7774 (dump_tree_statistics): Call it.
7776 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
7777 (referenced_var_iterator): Adjust.
7778 (FOR_EACH_REFERENCED_VAR): Adjust.
7779 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
7780 (num_referenced_vars): Adjust.
7781 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
7782 (first_referenced_var): Remove.
7783 (end_referenced_vars_p): Likewise.
7784 (next_referenced_var): Likewise.
7785 (referenced_var_iterator_set): New helper function.
7786 * tree-dfa.c (referenced_var_lookup): Adjust.
7787 (referenced_var_check_and_insert): Likewise.
7788 (remove_referenced_var): Likewise.
7789 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
7790 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
7791 (verify_call_clobbering): Likewise.
7792 (verify_memory_partitions): Likewise.
7793 (init_tree_ssa): Allocate bitmap instead of hashtable for
7795 (delete_tree_ssa): Adjust.
7796 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
7797 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
7798 (compute_tag_properties): Likewise.
7799 (set_initial_properties): Likewise.
7800 (find_partition_for): Likewise.
7801 (update_reference_counts): Likewise.
7802 (dump_may_aliases_for): Likewise.
7803 * tree-ssa-operands.c (add_virtual_operand): Likewise.
7804 (add_call_clobber_ops): Likewise.
7805 (add_call_read_ops): Likewise.
7806 (get_asm_expr_operands): Likewise.
7807 * tree-into-ssa.c (dump_decl_set): Likewise.
7808 (update_ssa): Likewise.
7809 * tree-sra.c (scan_function): Likewise.
7810 (decide_instantiations): Likewise.
7811 (scalarize_parms): Likewise.
7812 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
7813 (dsa_named_for): Likewise.
7814 * tree-ssa-structalias.c (update_alias_info): Likewise.
7815 (merge_smts_into): Likewise.
7817 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
7820 * doc/invoke.texi (-fcx-limited-range): Document new option.
7821 * toplev.c (process_options): Handle -fcx-fortran-rules.
7822 * common.opt: Add documentation for -fcx-fortran-rules.
7824 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
7827 * doc/invoke.texi (-fcx-limited-range): Correct to be in line with
7828 actual behaviour and C99.
7830 2008-02-26 Ben Elliston <bje@au.ibm.com>
7832 * config/rs6000/rs6000.h (ASM_CPU_POWER5_SPEC): Define.
7833 (ASM_CPU_POWER6_SPEC): Likewise.
7834 (ASM_CPU_SPEC): Pass %(asm_cpu_power5) for -mcpu=power5.
7835 Likewise, pass %(asm_cpu_power6) for -mcpu=power6.
7836 (EXTRA_SPECS): Add asm_cpu_power5, asm_cpu_power6 spec strings.
7838 2008-02-25 Richard Guenther <rguenther@suse.de>
7840 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
7841 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
7842 (lookup_decl_from_uid): Declare.
7843 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
7844 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
7845 (decl_for_uid_map): New global hashtable mapping DECL_UID
7847 (init_ttree): Allocate it.
7848 (insert_decl_to_uid_decl_map): New helper function.
7849 (make_node_stat): Insert new decls into the map.
7850 (copy_node_stat): Likewise.
7851 (lookup_decl_from_uid): New function.
7852 (print_decl_for_uid_map_statistics): New helper.
7853 (dump_tree_statistics): Call it.
7855 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
7856 (referenced_var_iterator): Adjust.
7857 (FOR_EACH_REFERENCED_VAR): Adjust.
7858 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
7859 (num_referenced_vars): Adjust.
7860 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
7861 (first_referenced_var): Remove.
7862 (end_referenced_vars_p): Likewise.
7863 (next_referenced_var): Likewise.
7864 (referenced_var_iterator_set): New helper function.
7865 * tree-dfa.c (referenced_var_lookup): Adjust.
7866 (referenced_var_check_and_insert): Likewise.
7867 (remove_referenced_var): Likewise.
7868 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
7869 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
7870 (verify_call_clobbering): Likewise.
7871 (verify_memory_partitions): Likewise.
7872 (init_tree_ssa): Allocate bitmap instead of hashtable for
7874 (delete_tree_ssa): Adjust.
7875 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
7876 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
7877 (compute_tag_properties): Likewise.
7878 (set_initial_properties): Likewise.
7879 (find_partition_for): Likewise.
7880 (update_reference_counts): Likewise.
7881 (dump_may_aliases_for): Likewise.
7882 * tree-ssa-operands.c (add_virtual_operand): Likewise.
7883 (add_call_clobber_ops): Likewise.
7884 (add_call_read_ops): Likewise.
7885 (get_asm_expr_operands): Likewise.
7886 * tree-into-ssa.c (dump_decl_set): Likewise.
7887 (update_ssa): Likewise.
7888 * tree-sra.c (scan_function): Likewise.
7889 (decide_instantiations): Likewise.
7890 (scalarize_parms): Likewise.
7891 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
7892 (dsa_named_for): Likewise.
7893 * tree-ssa-structalias.c (update_alias_info): Likewise.
7894 (merge_smts_into): Likewise.
7896 2008-02-25 Andreas Krebbel <krebbel1@de.ibm.com>
7899 * cse.c (cse_insn): Avoid creation of overlapping MEMs.
7900 * alias.c (nonoverlapping_memrefs_p): Export for use in other modules.
7901 * alias.h (nonoverlapping_memrefs_p): Likewise.
7903 2008-02-25 Jan Beulich <jbeulich@novell.com>
7905 * Makefile.in: Also prefix uses of crt0.o and mcrt0.o with $(T).
7906 * config/i386/netware-libgcc.exp: Add __bswap?i2,
7907 __emultls_get_address, __emultls_register_common,
7908 __floatundi?f, and _Unwind_GetIPInfo.
7909 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration):
7910 Sync with config/i386/winnt.c:gen_stdcall_or_fastcall_suffix().
7911 (gen_regparm_prefix): Likewise.
7912 (i386_nlm_encode_section_info): Sync with
7913 config/i386/winnt.c:i386_pe_encode_section_info().
7914 (i386_nlm_maybe_mangle_decl_assembler_name): New.
7915 i386_nlm_mangle_decl_assembler_name): New.
7916 (netware_override_options): New.
7917 * config/i386/netware.h (netware_override_options): Declare.
7918 (OVERRIDE_OPTIONS): Re-define to netware_override_options.
7919 (i386_nlm_mangle_decl_assembler_name): Declare.
7920 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Define.
7922 2008-02-25 Ben Elliston <bje@au.ibm.com>
7925 * c-decl.c (grokdeclarator): Remove unused local variables
7926 `typedef_type' and `type_as_written'.
7928 (find_rarely_executed_basic_blocks_and_crossing_edges): Remove
7929 unused local variable `has_hot_blocks'.
7930 (fix_crossing_conditional_branches): Remove unused local variable
7933 2008-02-25 Uros Bizjak <ubizjak@gmail.com>
7936 * builtins.def (BUILT_IN_NAN): Define as c99 builtin
7937 using DEF_C99_BUILTIN.
7938 (BUILT_IN_NANF): Ditto.
7939 (BUILT_IN_NANL): Ditto.
7941 2008-02-25 Ayal Zaks <zaks@il.ibm.com>
7942 Revital Eres <eres@il.ibm.com>
7944 * modulo-sched.c (calculate_must_precede_follow): Address TODO
7945 regarding the order of two dependent insns in the same row.
7947 2008-02-25 Eric Botcazou <ebotcazou@adacore.com>
7949 * stor-layout.c (layout_decl): Do not bump the alignment of a
7950 bit-field to more than byte alignment if it is packed.
7952 2008-02-24 David Edelsohn <edelsohn@gnu.org>
7954 * config/rs6000/rs6000.c (processor_costs): Add cache costs for
7957 2008-02-24 Diego Novillo <dnovillo@google.com>
7959 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg01094.html
7962 * tree-vrp.c (vrp_evaluate_conditional): With
7963 -Wtype-limits, emit a warning when comparing against a
7964 constant outside the natural range of OP0's type.
7965 * c.opt (Wtype-limits): Move ...
7966 * common.opt (Wtype-limits): ... here.
7968 2008-02-24 Edmar Wienskoski <edmar@freescale.com>
7970 * config.gcc (powerpc*-*-*): Add new cores e300c2 and e300c3.
7971 * config/rs6000/e300c2c3.md: New file.
7972 * config/rs6000/rs6000.c (processor_costs): Add new costs for
7974 (rs6000_override_options): Add e300c2 and e300c3 cases to
7975 processor_target_table. Do not allow usage of Altivec or Spe
7976 with e300 cores. Initialize rs6000_cost for e300c2 and e300c3.
7977 (rs6000_issue_rate): Set issue rate for e300c2 and e300c3.
7978 * config/rs6000/rs6000.h (processor_type): Add
7979 PROCESSOR_PPCE300C2 and PROCESSOR_PPCE300C3.
7980 (ASM_CPU_SPEC): Add e300c2 and e300c3.
7981 * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce300c2
7982 and ppce300c3. Include e300c2c3.md.
7984 2008-02-23 David Edelsohn <edelsohn@gnu.org>
7986 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Use STRICT_ALIGNMENT
7987 instead of TARGET_STRICT_ALIGN.
7989 2008-02-23 Joseph Myers <joseph@codesourcery.com>
7991 * explow.c (memory_address): Assert that the generated address is
7994 2008-02-23 Francois-Xavier Coudert <coudert@clipper.ens.fr>
7997 * config/darwin-protos.h: Add darwin_patch_builtins prototype.
7998 * config/darwin-ppc-ldouble-patch.def: New file.
7999 * config/rs6000/darwin.h (SUBTARGET_INIT_BUILTINS): New macro.
8000 * config/rs6000/rs6000.c (rs6000_init_builtins): Call
8001 SUBTARGET_INIT_BUILTINS if defined.
8002 * config/darwin.c (darwin_patch_builtin, darwin_patch_builtins):
8005 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
8008 * simplify-rtx.c (simplify_binary_operation_1): Add simplification
8009 of (and X (ior (not X) Y) and (and (ior (not X) Y) X).
8011 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
8014 * c-pch.c (c_common_valid_pch): Make the "too short to be a PCH
8015 file" warning condtional on -Winvalid-PCH.
8017 2008-02-23 Daniel Jacobowitz <dan@codesourcery.com>
8019 * expmed.c (extract_bit_field): Always use adjust_address for MEM.
8021 2008-02-23 Uros Bizjak <ubizjak@gmail.com>
8025 * config/i386/mmx.md (*mov<mode>_internal_rex64): Use "!y" to
8026 prevent reload from using MMX registers.
8027 (*mov<mode>_internal): Ditto.
8028 (*movv2sf_internal_rex64): Ditto.
8029 (*movv2sf_internal): Ditto.
8031 2008-02-23 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8033 PR documentation/31569
8034 * doc/install.texi2html: Use makeinfo --no-number-sections.
8036 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
8038 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check to
8039 ensure that we can address an entire entity > 8 bytes. Don't
8040 generate reg+reg addressing for such data.
8042 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
8044 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Don't overalign
8045 strings when optimizing for size, unless the target cares about
8048 2008-02-22 Tom Tromey <tromey@redhat.com>
8050 * regclass.c (current_pass): Remove declaration.
8052 2008-02-22 Anatoly Sokolov <aesok@post.ru>
8054 * config/avr/libgcc.S (__RAMPZ__): Define.
8055 (__do_copy_data): Add for devices with 128KB code memory.
8057 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
8059 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
8061 * config/rs6000/eabispe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Likewise.
8063 2008-02-22 Hans-Peter Nilsson <hp@axis.com>
8065 * config/cris/cris.h (REG_CLASS_FROM_LETTER): Recognize 'b' for
8068 2008-02-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8071 * c-typeck.c (build_binary_op): Warn about floating point
8072 comparisons if FLOAT_TYPE_P, not only for REAL_TYPE.
8074 2008-02-21 Janis Johnson <janis187@us.ibm.com>
8077 * config/rs6000/rs6000.c (rs6000_altivec_abi): Clarify comment.
8078 (rs6000_explicit_options): Split abi into spe_abi and altivec_abi,
8080 (rs6000_override_options): Set altivec_abi as default, not override,
8081 for 64-bit GNU/Linux; for 32-bit GNU/Linux default to altivec_abi for
8082 TARGET_ALTIVEC; default to TARGET_ALTIVEC_VRSAVE when AltiVec ABI
8083 is used; use new member spe_abi.
8084 (rs6000_handle_option): Set rs6000_explicit_options.vrsave; use
8085 spe_abi and altivec_abi.
8087 2008-02-22 Tomas Bily <tbily@suse.cz>
8089 * tree-vectorizer.c (vect_is_simple_reduction): Fix comment typo.
8091 2008-02-21 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8094 * config.build (build_file_translate): Set to `CMD //c' only if
8096 * Makefile.in (build_file_translate): Improve comment.
8098 2008-02-21 Jan Hubicka <jh@suse.cz>
8100 * predict.def (PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL,
8101 PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL, PRED_CALL,
8102 PRED_TREE_EARLY_RETURN, PRED_NULL_RETURN): Update.
8104 2008-02-21 Michael Matz <matz@suse.de>
8107 * config/i386/i386.c (ix86_expand_branch): Add missing breaks.
8109 2008-02-21 Uros Bizjak <ubizjak@gmail.com>
8111 * config/i386/i386.md (mov<mode>cc): Macroize expander from movsfcc,
8112 movdfcc and movxfcc using X87MODEF mode iterator and SSE_FLOAT_MODE_P
8114 * config/i386/sse.md (<sse>_movup<ssemodesuffixf2c>): Macroize insn
8115 from sse_movups adn sse2_movupd using SSEMODEF2P mode iterator and
8116 SSE_VEC_FLOAT_MODE_P as insn constraint.
8117 (<sse>_movmskp<ssemodesuffixf2c>): Ditto from similar patterns.
8118 (sse4a_movnt<mode>): Macroize insn from sse4a_movntsf and
8119 sse4a_movntdf using MODEF mode iterator.
8120 (sse4a_vmmovnt<mode>): Macroize insn form sse4a_vmmovntv2df and
8121 sse4a_vmmovntv4sf using SSEMODEF2P mode iterator.
8122 (sse4_1_blendp<ssemodesuffixf2c>): Ditto from similar patterns.
8123 (sse4_1_blendvp<ssemodesuffixf2c>): Ditto.
8124 (sse4_1_dpp<ssemodesuffixf2c>): Ditto.
8125 (sse4_1_roundp<ssemodesuffixf2c>): Ditto.
8126 (sse4_1_rounds<ssemodesuffixf2c>): Ditto.
8128 2008-02-21 Richard Guenther <rguenther@suse.de>
8130 * tree.def (PAREN_EXPR): New tree code.
8131 * fold-const.c (fold_unary): Remove PAREN_EXPR around constants
8133 * tree-pretty-print.c (dump_generic_node): Handle PAREN_EXPR.
8134 * expr.c (expand_expr_real_1): Likewise.
8135 * tree-inline.c (estimate_num_insns_1): Likewise.
8136 * tree-complex.c (expand_complex_move): Likewise.
8137 * tree-vectorizer.c (vect_is_simple_use): Treat PAREN_EXPR (x)
8140 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
8143 * config/sh/sh.c (find_barrier): Don't go past 'from' argument.
8145 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
8148 * config/sh/sh.md (jump_compact): Disable for crossing jumps.
8150 * config/sh/sh.c (find_barrier): Don't go past
8151 NOTE_INSN_SWITCH_TEXT_SECTIONS note.
8153 2008-02-20 DJ Delorie <dj@redhat.com>
8155 * config/h8300/h8300.md (insv): Force source operand to be a register.
8157 * config/h8300/h8300.c (h8300_expand_epilogue): Emit return insn
8158 as a jump, not as a plain insn.
8160 2008-02-20 Seongbae Park <seongbae.park@gmail.com>
8162 * doc/invoke.texi (Warning Options): Add new option
8163 -Wframe-larger-than=.
8164 (-Wframe-larger-than): Document.
8166 * flags.h (warn_frame_larger_than, frame_larger_than_size):
8167 Add declarations for new option variables.
8169 * final.c (final_start_function): Check the frame size
8170 before emission and issue a Wframe-larger-than warning.
8172 * opts.c (warn_frame_larger_than, frame_larger_than_size):
8173 Add definitions for new option variables.
8174 (common_handle_option): Handle new option OPT_Wframe_larger_than_.
8176 * common.opt (Wframe-larger-than=): New option.
8178 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
8180 * config/i386/sse.md (<sse>_vmmul<mode>3): Fix typo in asm template.
8181 (<sse>_div<mode>3): Ditto.
8182 (<sse>_vmdiv<mode>3): Ditto.
8183 (<sse>_vmsqrt<mode>2): Ditto.
8184 (*smax<mode>3): Ditto.
8185 (sse5_frcz<mode>2): Ditto.
8186 (sse5_vmfrcz<mode>2): Ditto. Use TARGET_SSE5 instead of TARGET_ROUND
8189 2008-02-20 Richard Guenther <rguenther@suse.de>
8192 * builtins.c (validate_arg): If we want an INTEGER_TYPE,
8193 be happy with INTEGRAL_TYPE_P.
8195 2008-02-20 Richard Guenther <rguenther@suse.de>
8197 * fold-const.c (split_tree): Associate floatig-point expressions
8198 if flag_associative_math is set.
8200 2008-02-20 Richard Guenther <rguenther@suse.de>
8202 * tree.h (fold_real_zero_addition_p): Declare.
8203 * fold-const.c (fold_real_zero_addition_p): Export.
8204 * tree-ssa-reassoc.c (eliminate_using_constants): Also handle
8205 floating-point operations with zero and one.
8207 2008-02-20 Paolo Bonzini <bonzini@gnu.org>
8209 * doc/install.texi: Correct references to CFLAGS, replacing them
8210 with BOOT_CFLAGS. Document flags used during bootstrap for
8213 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
8215 * config/i386/i386.h (SSE_VEC_FLOAT_MODE_P): New define.
8216 * config/i386/i386.md (*sse_setcc<mode>): Macroize from *sse_setccsf
8217 and *sse_setccdf using MODEF mode iterator and SSE_FLOAT_MODE_P as
8219 (smin<mode>3): Ditto from similar patterns.
8220 (smax<mode>3): Ditto.
8221 (*ieee_smin<mode>3): Ditto.
8222 (*ieee_smax<mode>3): Ditto.
8223 * config/i386/sse.md (sse): New mode attribute.
8224 (mov<mode>): Macroize expander from movv4sf and movv2df using
8225 SSEMODEF2P mode iterator.
8226 (<sse>_movnt<mode>): Ditto from similar patterns. Use
8227 SSE_VEC_FLOAT_MODE_P as insn constraint.
8228 (storent<mode>): Ditto.
8229 (storent<mode>): Macroize expander from storentsf and storentdf using
8230 MODEF mode iterator.
8231 (neg<mode>2): Macroize from negv4sf2 and negv2df2 using SSEMODEF2P
8232 mode iterator and SSE_VEC_FLOAT_MODE_P as insn constraint.
8233 (abs<mode>2): Ditto from similar patterns.
8234 (add<mode>3, *add<mode>3, <sse>_vmadd<mode>3): Ditto.
8235 (sub<mode>3, *sub<mode>3, <sse>_vmsub<mode>3): Ditto.
8236 (<sse>_div<mode>3, <sse>_vmdiv<mode>3): Ditto.
8237 (<sse>_vmsqrt<mode>2): Ditto.
8238 (smin<mode>3, *smin<mode>3_finite, *smin<mode>3)
8239 (<sse>_vmsmin<mode>3, *ieee_smin<mode>3): Ditto.
8240 (smax<mode>3, *smax<mode>3_finite, *smax<mode>3)
8241 (<sse>_vmsmax<mode>3, *ieee_smax<mode>3): Ditto.
8242 (<sse>_maskcmp<mode>3): Macroize from sse_maskcmpv4sf3,
8243 sse_maskcmpsf3, sse2_maskcmpv2df3 and sse2_maskcmpdf3 using SSEMODEF4
8244 mode iterator. Use SSE_FLOAT_MODE_P with SSE_VEC_FLOAT_MODE_P as
8246 (<sse>_comi): Macroize from sse_comi and sse2_comi using MODEF mode
8247 iterator and SSE_FLOAT_MODE_P as insn constraint.
8248 (<sse>_ucomi): Ditto from similar patterns.
8249 (<sse>_vmmaskcmp<mode>3): Macroize from sse_vmmaskcmpv4sf3 and
8250 sse2_vmmaskcmpv2df3 using SSEMODEF2P mode iterator and
8251 SSE_VEC_FLOAT_MODE_P as insn constraint.
8252 (vcond<mode>): Ditto from similar patterns.
8253 (and<mode>3, *and<mode>3): Ditto.
8254 (<sse>_nand<mode>3): Ditto.
8255 (ior<mode>3, *ior<mode>3): Ditto.
8256 (xor<mode>3, *xor<mode>3): Ditto.
8257 (*and<mode>3): Macroize from *andsf3 and *anddf3 using MODEF mode
8258 iterator and SSE_FLOAT_MODE_P as insn constraint.
8259 (*nand<mode>3): Ditto from similar patterns.
8260 (*ior<mode>3): Ditto.
8261 (*xor<mode>3): Ditto.
8263 2008-02-20 Ira Rosen <irar@il.ibm.com>
8265 * config/spu/spu.md (vec_unpacku_hi_v8hi, vec_unpacku_lo_v8hi,
8266 vec_unpacks_hi_v8hi, vec_unpacks_lo_v8hi, vec_unpacku_hi_v16qi,
8267 vec_unpacku_lo_v16qi, vec_unpacks_lo_v16qi): Implement.
8269 2008-02-19 Jan Hubicka <jh@suse.cz>
8271 * predict.c (tree_bb_level_predictions): Remove variable next
8272 mistakely introduced by previous commit.
8274 2008-02-19 Jan Hubicka <jh@suse.cz>
8276 * predict.c (predict_paths_leading_to): Rewrite.
8277 (predict_paths_for_bb): New.
8278 (tree_bb_level_predictions): Update call of predict_paths_leading_to.
8280 2008-02-19 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8283 * Makefile.in (build_file_translate): New.
8284 (gcc-vers.texi): Use it for translating $(abs_srcdir).
8285 * config.build (build_file_translate): Set to `CMD //c' on MinGW.
8286 * configure.ac (build_file_translate): Substitute it.
8287 * configure: Regenerate.
8289 2008-02-19 Jan Hubicka <jh@suse.cz>
8291 PR rtl-optimization/34408
8292 * see.c (see_def_extension_not_merged): Copy subreg so we don't have
8295 2008-02-19 Jan Hubicka <jh@suse.cz>
8298 * tree-inline.c (estimate_num_insns_1): Fix counting of cost of
8301 2008-02-19 H.J. Lu <hongjiu.lu@intel.com>
8304 * config/i386/i386-modes.def: Revert the last DI alignment
8305 change until Ada people can look into it.
8307 2008-02-19 Nick Clifton <nickc@redhat.com>
8309 * opts.c (print_specific_help): Fix typo in --help text.
8311 2008-02-19 Jakub Jelinek <jakub@redhat.com>
8314 * config/i386/cpuid.h (__cpuid, __get_cpuid_max): Use special
8315 32-bit inline asm without asm alternatives for host GCC < 3.0.
8317 2008-02-19 Richard Guenther <rguenther@suse.de>
8319 PR tree-optimization/34989
8320 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Re-structure.
8321 Allow propagation to INDIRECT_REF if we can simplify only.
8323 2008-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8325 * c-common.c (warn_for_collisions_1): Use appropriate option when
8328 2008-02-19 Nick Clifton <nickc@redhat.com>
8331 * opts.c (undocumented_msg): Leave blank unless checking is enabled.
8332 (handle_options): Fix indentation.
8333 (print_filtered_help): If no language-specific options were
8334 displayed tell the user how to list all the options supported by
8335 the language's front-end.
8336 (print_specific_help): Fix indentation and remove duplicate line.
8337 (common_handle_option): Handle the -v option.
8338 For --help enable the display of undocumented options if the -v
8339 switch has been included on the command line.
8340 For --help= check for overlaps in the arguments between the option
8341 classes and the language names and issue a warning when they
8342 cannot be disambiguated.
8343 * c.opt (v): Pass on to the common option handler.
8345 2008-02-19 Revital Eres <eres@il.ibm.com>
8347 * modulo-sched.c (sms_schedule): Change dump message when
8348 create_ddg function fails.
8349 (try_scheduling_node_in_cycle): Rename row to cycle.
8350 (print_partial_schedule): Rename CYCLE to ROW.
8352 2008-02-19 Christian Bruel <christian.bruel@st.com>
8353 Zdenek Dvorak <ook@ucw.cz>
8355 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): Check step alignment.
8357 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
8360 * config/i386/i386.md (*x86_movsicc_0_m1_se): New insn pattern.
8361 (*x86_movdicc_0_m1_se): Ditto.
8363 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
8365 * config/i386/sfp-machine.h (__gcc_CMPtype): New typedef.
8366 (CMPtype): Define as __gcc_CMPtype.
8367 * config/rs6000/sfp-machine.h (__gcc_CMPtype): New typedef.
8368 (CMPtype): Define as __gcc_CMPtype.
8370 2008-02-19 Hans-Peter Nilsson <hp@axis.com>
8372 Support valgrind 3.3 for --enable-checking=valgrind.
8373 * system.h: Consolidate ENABLE_VALGRIND_CHECKING-dependent defines
8375 [!VALGRIND_MAKE_MEM_NOACCESS]: Define as VALGRIND_MAKE_NOACCESS.
8376 [!VALGRIND_MAKE_MEM_DEFINED]: Define as VALGRIND_MAKE_READABLE.
8377 [!VALGRIND_MAKE_MEM_UNDEFINED]: Define as VALGRIND_MAKE_WRITABLE.
8378 * ggc-common.c: Remove ENABLE_VALGRIND_CHECKING-dependent defines.
8379 Replace use of VALGRIND_MAKE_READABLE, VALGRIND_MAKE_WRITABLE, and
8380 VALGRIND_MAKE_NOACCESS with VALGRIND_MAKE_MEM_DEFINED,
8381 VALGRIND_MAKE_MEM_UNDEFINED, and VALGRIND_MAKE_MEM_NOACCESS
8383 * ggc-zone.c: Similar.
8384 * ggc-page.c: Similar.
8386 2008-02-19 Paul Brook <paul@codesourcery.com>
8389 * config/arm/ieee754-df.S: Fix do_it typo.
8390 * config/arm/ieee754-sf.S: Fix do_it typo.
8392 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
8395 * config/i386/i386.c (OPTION_MASK_ISA_MMX_SET): New.
8396 (OPTION_MASK_ISA_3DNOW_SET): Likewise.
8397 (OPTION_MASK_ISA_SSE_SET): Likewise.
8398 (OPTION_MASK_ISA_SSE2_SET): Likewise.
8399 (OPTION_MASK_ISA_SSE3_SET): Likewise.
8400 (OPTION_MASK_ISA_SSSE3_SET): Likewise.
8401 (OPTION_MASK_ISA_SSE4_1_SET): Likewise.
8402 (OPTION_MASK_ISA_SSE4_2_SET): Likewise.
8403 (OPTION_MASK_ISA_SSE4_SET): Likewise.
8404 (OPTION_MASK_ISA_SSE4A_SET): Likewise.
8405 (OPTION_MASK_ISA_SSE5_SET): Likewise.
8406 (OPTION_MASK_ISA_3DNOW_A_UNSET): Likewise.
8407 (OPTION_MASK_ISA_MMX_UNSET): Updated.
8408 (OPTION_MASK_ISA_3DNOW_UNSET): Updated.
8409 (OPTION_MASK_ISA_SSE_UNSET): Likewise.
8410 (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
8411 (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
8412 (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
8413 (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
8414 (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
8415 (OPTION_MASK_ISA_SSE5_UNSET): Likewise.
8416 (OPTION_MASK_ISA_SSE4): Removed.
8417 (ix86_handle_option): Turn on bits in ix86_isa_flags and
8418 ix86_isa_flags_explicit with OPTION_MASK_ISA_XXX_SET for -mXXX.
8419 (override_options): Don't turn on implied SSE/MMX bits in
8422 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
8424 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
8427 2008-02-18 Joey Ye <joey.ye@intel.com>
8430 * tree-nested.c (insert_field_into_struct): Set type alignment
8431 to field alignment if the former is less than the latter.
8433 2008-02-18 Jakub Jelinek <jakub@redhat.com>
8435 * BASE-VER: Set to 4.4.0.
8437 2008-02-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8439 * doc/c-tree.texi: Use @dots{} and @enddots{} where appropriate.
8440 * doc/cfg.texi: Likewise.
8441 * doc/extend.texi: Likewise.
8442 * doc/gty.texi: Likewise.
8443 * doc/invoke.texi: Likewise.
8444 * doc/loop.texi: Likewise.
8445 * doc/md.texi: Likewise.
8446 * doc/passes.texi: Likewise.
8447 * doc/rtl.texi: Likewise.
8448 * doc/sourcebuild.texi: Likewise.
8449 * doc/tm.texi: Likewise.
8450 * doc/tree-ssa.texi: Likewise.
8452 2008-02-17 Richard Guenther <rguenther@suse.de>
8455 * tree-complex.c (init_parameter_lattice_values): Handle parameters
8456 without default definition.
8458 2008-02-17 Richard Guenther <rguenther@suse.de>
8460 PR tree-optimization/35231
8461 * tree-vrp.c (register_edge_assert_for): Do not assume A == 0
8464 2008-02-17 Uros Bizjak <ubizjak@gmail.com>
8467 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
8468 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
8469 libgcc_cmp_return mode.
8471 2008-02-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8474 * doc/invoke.texi (-std): Clarify description of -std= and -ansi.
8476 2008-02-16 Ralf Corsepius <ralf.corsepius@rtems.org>
8478 * config/m68k/t-rtems (M68K_MLIB_CPU): Add 5208, 5307, 5407, 5475
8481 2008-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8483 * doc/c-tree.texi: Use `@.' where appropriate.
8484 * doc/extend.texi: Likewise.
8485 * doc/install.texi: Likewise.
8486 * doc/invoke.texi: Likewise.
8487 * doc/loop.texi: Likewise.
8488 * doc/makefile.texi: Likewise.
8489 * doc/md.texi: Likewise.
8490 * doc/passes.texi: Likewise.
8491 * doc/standards.texi: Likewise.
8492 * doc/tm.texi: Likewise.
8494 2008-02-15 Jakub Jelinek <jakub@redhat.com>
8497 * omp-low.c (expand_omp_for_generic): Don't initialize fd->v
8499 (expand_omp_for_static_nochunk): Initialize fd->v in seq_start_bb
8500 rather than in entry_bb.
8502 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
8504 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
8505 libgcc_cmp_return mode.
8507 2008-02-15 Jakub Jelinek <jakub@redhat.com>
8510 * tree-nested.c (convert_call_expr): Put FRAME.* vars into
8511 OMP_CLAUSE_SHARED rather than OMP_CLAUSE_FIRSTPRIVATE clause.
8513 2008-02-15 Richard Guenther <rguenther@suse.de>
8514 Zdenek Dvorak <ook@ucw.cz>
8516 PR tree-optimization/35164
8517 * tree-flow.h (stmt_references_abnormal_ssa_name): Declare.
8518 * tree-dfa.c (stmt_references_abnormal_ssa_name): New function.
8519 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
8520 Only propagate addresses which do not have abnormal SSA_NAMEs
8523 2008-02-15 Joseph Myers <joseph@codesourcery.com>
8526 * config/m68k/m68k.h (DWARF_CIE_DATA_ALIGNMENT): Define.
8528 2008-02-15 Jan Hubicka <jh@suse.cz>
8531 * ipa.c (cgraph_remove_unreachable_nodes): Clear local.inlinable flag.
8533 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
8536 * function.c (pad_to_arg_alignment): Remove test for STACK_BOUNDARY
8537 when calculating alignment_pad.
8539 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
8541 * config/i386/i386.h (CLEAR_RATIO): Use MIN macro.
8542 (WIDEST_HARDWARE_FP_SIZE): Use LONG_DOUBLE_TYPE_SIZE define.
8543 * config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Use MAX macro
8544 and STACK_BOUNDARY define.
8546 2008-02-14 Danny Smith <dannysmith@users.sourceforge.net>
8548 PR preprocessor/35061
8549 * c-pragma.c (handle_pragma_pop_macro): Check that
8550 pushed_macro_table has been allocated.
8552 2008-02-14 Eric Botcazou <ebotcazou@adacore.com>
8555 * gimplify.c (force_gimple_operand_bsi): Revert 2008-02-12 change.
8556 (force_gimple_operand): Likewise.
8557 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Add new cases
8558 for TARGET_MEM_REF and CONVERT_EXPR/NON_LVALUE_EXPR/NOP_EXPR.
8559 Also recurse on the operand for regular VIEW_CONVERT_EXPRs.
8560 (find_interesting_uses_address): Check addressability and alignment
8561 of the base expression only after substituting bases of IVs into it.
8563 2008-02-14 Michael Matz <matz@suse.de>
8566 * function.c (instantiate_virtual_regs_in_insn): Reload address
8567 before falling back to reloading the whole operand.
8569 2008-02-14 Andreas Krebbel <krebbel1@de.ibm.com>
8571 * config/s390/s390.c (s390_mainpool_start): Emit the pool
8572 before the first section switch note.
8574 2008-02-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8576 * doc/bugreport.texi: Update copyright years.
8577 * doc/c-tree.texi: Likewise.
8578 * doc/cfg.texi: Likewise.
8579 * doc/cpp.texi: Likewise.
8580 * doc/cppinternals.texi: Likewise.
8581 * doc/fragments.texi: Likewise.
8582 * doc/frontends.texi: Likewise.
8583 * doc/gcc.texi: Likewise.
8584 * doc/gty.texi: Likewise.
8585 * doc/hostconfig.texi: Likewise.
8586 * doc/implement-c.texi: Likewise.
8587 * doc/libgcc.texi: Likewise.
8588 * doc/loop.texi: Likewise.
8589 * doc/makefile.texi: Likewise.
8590 * doc/options.texi: Likewise.
8591 * doc/passes.texi: Likewise.
8592 * doc/rtl.texi: Likewise.
8593 * doc/sourcebuild.texi: Likewise.
8594 * doc/standards.texi: Likewise.
8595 * doc/tree-ssa.texi: Likewise.
8596 * doc/trouble.texi: Likewise.
8598 * doc/extend.texi: Use @: or add comma where appropriate.
8599 * doc/invoke.texi: Likewise.
8600 * doc/tm.texi: Likewise.
8602 2008-02-14 Alan Modra <amodra@bigpond.net.au>
8605 * config/rs6000/rs6000.md (restore_stack_block): Force operands[1]
8608 2008-02-14 Jesper Nilsson <jesper.nilsson@axis.com>
8610 * doc/md.texi (clz, ctz): Add reference.
8611 * doc/rtl.texi (clz, ctz): Likewise.
8613 2008-02-13 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8616 * Makefile.in (gcc-vers.texi): Use abs_srcdir for the value of
8619 2008-02-13 Andreas Krebbel <krebbel1@de.ibm.com>
8621 * config/s390/s390.c (struct constant_pool): New field
8622 emit_pool_after added.
8623 (s390_mainpool_start): Set the emit_pool_after flag according
8624 to the section switch notes.
8625 (s390_mainpool_finish): Consider emit_pool_after when emitting
8626 the literal pool at the end of the function.
8627 (s390_chunkify_start): Force literal pool splits at section
8630 2008-02-13 Michael Matz <matz@suse.de>
8633 * var-tracking.c (clobber_variable_part): Correctly traverse the
8636 2008-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8639 * doc/invoke.texi (Debugging Options): Remove -fdump-tree-inlined.
8640 Add -fdump-ipa-inline.
8641 * tree-dump.c (dump_files): Remove tree-inlined dump.
8642 * tree-pass.h (tree_dump_index): Remove TDI_inlined.
8644 2008-02-12 Richard Guenther <rguenther@suse.de>
8646 PR tree-optimization/35171
8647 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Deal with
8650 2008-02-12 Richard Guenther <rguenther@suse.de>
8653 * fold-const.c (fold_widened_comparison): Use get_unwidened in
8654 value-preserving mode. Disallow final truncation.
8656 2008-02-12 Eric Botcazou <ebotcazou@adacore.com>
8659 * gimplify.c (force_gimple_operand_bsi): Move SSA renaming
8660 code from here to...
8661 (force_gimple_operand): ...here.
8663 2008-02-12 Jakub Jelinek <jakub@redhat.com>
8666 * tree-sra.c (sra_build_assignment): fold_convert SRC if copying
8667 non-compatible pointers.
8668 (generate_element_copy): If SRC and DST are RECORD_TYPEs with
8669 different FIELD_DECLs, try harder by comparing field offsets, sizes
8673 * function.c (match_asm_constraints_1): Don't replace the same input
8676 2008-02-12 Anatoly Sokolov <aesok@post.ru>
8678 * config/avr/avr.h (AVR_HAVE_RAMPZ): Define.
8679 * config/avr/avr.c (expand_prologue): Save RAMPZ register.
8680 (expand_epilogue): Restore RAMPZ register.
8681 * config/avr/avr.md (RAMPZ_ADDR): New constant.
8683 2008-02-11 Kai Tietz <kai.tietz@onevision.com>
8685 * config/i386/cygwin.asm: (__alloca): Correct calling
8686 convention and alignment.
8687 (__chkstk): Force 8 byte stack alignment.
8689 2008-02-11 Uros Bizjak <ubizjak@gmail.com>
8690 Richard Guenther <rguenther@suse.de>
8692 PR tree-optimization/33992
8693 * tree-ssa-loop-im.c (rewrite_bittest): Fixup the type of
8694 the zero we compare against.
8696 2008-02-10 Danny Smith <dannysmith@users.sourceforge.net>
8699 * gthr-win32.h (__gthread_mutex_destroy_function): New function
8700 to CloseHandle after unlocking to prevent accumulation of handle
8703 2008-02-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8706 * pa.c (legitimize_pic_address): Add REG_EQUAL note on sets with a
8707 pic_label_operand source. Similarly, add a REG_LABEL_OPERAND note
8708 and update LABEL_NUSES during and after reload.
8710 2008-02-08 Steven Bosscher <stevenb.gcc@gmail.com>
8713 * combine.c (simplify_if_then_else): Make sure the comparison is
8714 against const0_rtx when simplifying to (abs x) or (neg (abs X)).
8716 2008-02-08 Richard Sandiford <rsandifo@nildram.co.uk>
8719 * double-int.h: Don't include gmp.h for GENERATOR_FILEs.
8720 (mpz_set_double_int, mpz_get_double_int): Hide from GENERATOR_FILEs.
8721 * real.h: Don't include gmp.h or mpfr.h for GENERATOR_FILEs.
8722 (real_from_mpfr, mpfr_from_real): Hide from GENERATOR_FILEs.
8723 * tree.h (get_type_static_bounds): Likewise.
8725 2008-02-08 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8727 * doc/invoke.texi (Option Summary, C++ Dialect Options)
8728 (Objective-C and Objective-C++ Dialect Options, Warning Options):
8729 Make -Wfoo language annotations match what the compiler outputs.
8731 2008-02-08 Sa Liu <saliu@de.ibm.com>
8733 * config/spu/spu-builtins.def: Fixed wrong parameter type in spu
8734 intrinsics spu_convts, spu_convtu, spu_convtf.
8736 2008-02-08 Hans-Peter Nilsson <hp@axis.com>
8738 * doc/extend.texi (Function Attributes) <noinline>: Mention
8739 asm ("") as method to keep calls.
8741 2008-02-07 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8744 * doc/options.texi (Options): Replace references to opts.sh with
8746 * opts-common.c: Likewise.
8747 * optc-gen.awk: Likewise.
8749 2008-02-07 Andreas Krebbel <krebbel1@de.ibm.com>
8751 * config/s390/s390.h (FUNCTION_ARG_REGNO_P): Fix fprs for 64 bit.
8753 2008-02-07 Richard Henderson <rth@redhat.com>
8756 * config/alpha/alpha.c (alpha_emit_xfloating_compare): Use an
8757 EXPR_LIST for the REG_EQUAL instead of a comparison with a
8760 2008-02-07 Uros Bizjak <ubizjak@gmail.com>
8762 PR tree-optimization/35085
8763 * tree-ssa-reassoc.c (rewrite_expr_tree): Enable destructive update
8764 for operand entry oe2 in addition to operand entry oe3 in order to
8765 expose more opportunities for vectorizer sum reduction.
8767 2008-02-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8770 * Makefile.in (LIBS): Remove $(GMPLIBS).
8771 (cc1-dummy, cc1): Add $(GMPLIBS).
8773 2008-02-06 Jan Hubicka <jh@suse.cz>
8776 * i386.md (moddf_integer): Do not produce partial memory stalls for
8777 targets where it hurts.
8779 2008-02-06 Uros Bizjak <ubizjak@gmail.com>
8782 * optabs.c (expand_float): Do not check for decimal modes when
8783 expanding unsigned integer through signed conversion.
8785 2008-02-06 Nick Clifton <nickc@redhat.com>
8787 * config/stormy16/stormy16.md (eqbranchsi): Replace a match_dup
8788 inside the clobber with a match_operand and duplicated operand
8789 number in the constraint.
8790 (ineqbranchsi): Delete redundant comment.
8792 2008-02-06 Ralf Corsepius <ralf.corsepius@rtems.org>
8794 * config/arm/rtems-elf.h (TARGET_OS_CPP_BUILTINS): Add
8795 builtin_define ("__USE_INIT_FINI__").
8796 * config/h8300/t-rtems (MULTILIB_OPTION,MULTILIB_DIRNAMES): Add
8798 * gthr-rtems.h: Remove __GTHREAD_MUTEX_INIT.
8800 2008-02-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8802 PR documentation/30330
8803 * doc/invoke.texi (C++ Dialect Options)
8804 (Objective-C and Objective-C++ Dialect Options, Warning Options):
8805 For each warning option -Wfoo that allows -Wno-foo, ensure both
8806 -Wfoo and -Wno-foo are listed in the option index. Fix index
8807 entry of -Wswitch-default, index -Wnormalized= including the
8808 `=', and -Wlarger-than-@var{len} including @var{len}.
8810 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
8812 * config/i386/i386.md (floatunssisf2): Use
8813 ix86_expand_convert_uns_sisf_sse also for TARGET_SSE.
8814 (floatunssi<mode>2): Rename from floatunssisf2 and floatunssidf2.
8815 Macroize expander using MODEF mode iterator.
8817 2008-02-05 Diego Novillo <dnovillo@google.com>
8819 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00140.html
8822 * tree-vrp.c (vrp_evaluate_conditional): Revert fix for PR 33738.
8824 2008-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8827 * toplev.c (print_version): Honor `indent' for GMP/MPFR warnings.
8829 2008-02-05 H.J. Lu <hongjiu.lu@intel.com>
8832 * config/i386/i386.c (ix86_function_sseregparm): Add an arg
8833 to indicate if a message should be generated.
8834 (init_cumulative_args): Updated.
8835 (function_value_32): Likewise.
8837 2008-02-05 Joseph Myers <joseph@codesourcery.com>
8839 * doc/include/texinfo.tex: Update to version 2008-02-04.16.
8841 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
8844 * config/i386/i386.md (floatunsisf2): Enable for TARGET_SSE_MATH only.
8845 Call ix86_expand_convert_uns_sisf_sse for TARGET_SSE2.
8847 2008-02-04 Diego Novillo <dnovillo@google.com>
8849 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00110.html
8852 * tree-vrp.c (vrp_evaluate_conditional): With
8853 -Wtype-limits, emit a warning when comparing against a
8854 constant outside the natural range of OP0's type.
8856 2008-02-04 Richard Guenther <rguenther@suse.de>
8859 * expr.c (count_type_elements): Give for unions instead of
8862 2008-02-04 Richard Guenther <rguenther@suse.de>
8865 * gimplify.c (gimplify_init_ctor_eval): Convert array indices
8866 to TYPE_DOMAINs base type instead of using bitsizetype here.
8868 2008-02-03 Jason Merrill <jason@redhat.com>
8870 * print-tree.c (print_node) [CONSTRUCTOR]: Print elements.
8872 2008-02-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8875 * doc/invoke.texi (C++ Dialect Options, Optimize Options)
8876 (HPPA Options, i386 and x86-64 Options, IA-64 Options)
8877 (RS/6000 and PowerPC Options): Fix typos and markup.
8878 * doc/passes.texi (Tree-SSA passes): Likewise.
8880 2008-02-02 Michael Matz <matz@suse.de>
8883 * postreload-gcse.c (record_last_reg_set_info_regno): Renamed
8884 from record_last_reg_set_info.
8885 (record_last_reg_set_info): Take an RTX argument, iterate over all
8886 constituent hardregs.
8887 (record_last_set_info, record_opr_changes): Change calls to
8888 new signature or to record_last_reg_set_info_regno.
8890 2008-02-02 Gerald Pfeifer <gerald@pfeifer.com>
8892 * doc/extend.texi (X86 Built-in Functions): Fix grammar.
8894 2008-02-01 Hans-Peter Nilsson <hp@axis.com>
8896 PR rtl-optimization/34773
8897 * reg-notes.def (EQUAL): Mention significance of combination of
8898 REG_EQUAL and REG_RETVAL.
8899 * fwprop.c (try_fwprop_subst): Don't add REG_EQUAL to an
8900 insn that has a REG_RETVAL.
8902 2008-02-01 Roger Sayle <roger@eyesopen.com>
8905 * configure.ac (--enable-fixed-point): Disable unless explicitly
8907 * configure: Regenerate.
8909 2008-02-01 Richard Guenther <rguenther@suse.de>
8912 * invoke.texi (-finline-limit): Remove no longer true parts
8913 of the documentation. Note that there is no default value.
8915 2008-02-01 Andrew Pinski <pinskia@gmail.com>
8916 Mark Mitchell <mark@codesourcery.com>
8917 Ben Elliston <bje@au.ibm.com>
8920 * doc/extend.texi (Other Builtins): Document.
8922 2008-01-31 Tom Browder <tom.browder@gmail.com>
8924 * doc/c-tree.texi (Types): Fix grammar.
8925 (Expression trees): Ditto.
8926 * doc/passes.texi (Tree-SSA passes): Ditto.
8928 * doc/configterms.texi (Configure Terms): Fix typo.
8929 * doc/cpp.texi (Common Predefined Macros): Ditto.
8930 * doc/md.texi (Machine Constraints): Ditto.
8932 * doc/makefile.texi (Makefile): Add comma.
8934 2008-01-31 Tom Browder <tom.browder@gmail.com>
8935 Gerald Pfeifer <gerald@pfeifer.com>
8937 * doc/sourcebuild.texi (Front End): Remove references to CVS
8938 and CVSROOT/modules.
8939 (Texinfo Manuals): Replace reference to CVS by one to SVN.
8940 (Back End): Remove reference to CVS.
8942 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
8945 * config/mips/mips.c (gen_load_const_gp): New function, taking a
8947 (mips16_gp_pseudo_reg): ...here.
8948 * config/mips/mips.md (load_const_gp): Replace with...
8949 (load_const_gp_<mode>): ...this :P-based insn.
8951 2008-01-31 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8953 * doc/invoke.texi (-ansi): Mention explicitly corresponding -std=
8954 options. Minor fixes.
8955 (-std): Move reference to standards closer to where language
8956 standards are first mentioned.
8958 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
8960 PR rtl-optimization/34995
8961 * reload.c (alternative_allows_const_pool_ref): Take an rtx
8962 parameter and return a bool. If the rtx parameter is nonnull,
8963 check that it satisfies an EXTRA_MEMORY_CONSTRAINT.
8964 (find_reloads): Update call accordingly. Pass the new operand
8965 if it needed no address reloads, otherwise pass null.
8967 2008-01-30 Richard Henderson <rth@redhat.com>
8970 * tree.c (build_type_attribute_qual_variant): Skip TYPE_DOMAIN
8971 for unbounded arrays.
8973 2008-01-30 Silvius Rus <rus@google.com>
8975 * config/i386/xmmintrin.h (_mm_prefetch): Add const to first arg.
8977 2008-01-30 Jan Hubicka <jh@suse.cz>
8980 * i386.c (init_cumulative_args): Use real function declaration when
8983 2008-01-30 Richard Sandiford <rsandifo@nildram.co.uk>
8985 PR rtl-optimization/34998
8986 * global.c (build_insn_chain): Treat non-subreg_lowpart
8987 SUBREGs of pseudos as clobbering all the words covered by the
8988 SUBREG, not just all the bytes.
8989 * ra-conflict.c (clear_reg_in_live): Likewise. Take the
8990 original df_ref rather than an extract parameter.
8991 (global_conflicts): Update call accordingly.
8993 2008-01-30 Andreas Krebbel <krebbel1@de.ibm.com>
8995 * config/s390/fixdfdi.h (__fixunstfdi, __fixtfdi): Rearrange
8996 the overflow check to make it easier to read.
8997 (__fixtfdi): Change the type of the ll member in union
8998 long_double to UDItype_x.
9000 2008-01-30 Jakub Jelinek <jakub@redhat.com>
9003 * cgraph.h (cgraph_update_edges_for_call_stmt): New prototype.
9004 * cgraph.c (cgraph_update_edges_for_call_stmt): New function.
9005 * tree-inline.c (fold_marked_statements): Call
9006 cgraph_update_edges_for_call_stmt if folding a call statement.
9007 * cgraphunit.c (verify_cgraph_node): Set cfun to this_cfun for
9008 debug_generic_stmt calls, reset it back afterwards.
9011 * c-decl.c (start_decl): Don't pedwarn about TREE_READONLY
9013 * c-typeck.c (build_external_ref): Don't pedwarn about
9014 static vars in current function's scope.
9016 2008-01-29 Joseph Myers <joseph@codesourcery.com>
9018 * config.gcc (i[34567]86-*-nto-qnx*): Remove deprecation.
9020 2008-01-29 Bernhard Fischer <aldot@gcc.gnu.org>
9023 * ipa-struct-reorg.c: Fix spelling.
9024 * params.def: Ditto.
9026 2008-01-29 Richard Guenther <rguenther@suse.de>
9029 * tree-inline.h (struct copy_body_data): Add remapping_type_depth
9031 * tree-inline.c (remap_type): Increment remapping_type_depth
9032 around remapping types.
9033 (copy_body_r): Only add referenced variables if they are referenced
9034 from code, not types.
9036 2008-01-29 Douglas Gregor <doug.gregor@gmail.com>
9047 * c-pretty-print.c (pp_c_type_qualifier_list): Don't try to print
9048 qualifiers for an ERROR_MARK_NODE or a NULL_TREE.
9050 2008-01-28 Andy Hutchinson <hutchinsonandy@netscape.net>
9053 * config/avr/avr.c (expand_prologue): Use correct QI mode frame
9054 pointer for tiny stack.
9056 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
9058 * doc/tree-ssa.texi: Add cindex PHI nodes and improve wording.
9060 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
9062 * config/vx-common.h: Fix typo in comment.
9064 2008-01-28 Ian Lance Taylor <iant@google.com>
9068 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Don't
9069 coalesce pointers if they have different DECL_NO_TBAA_P values.
9070 * tree-ssa-copy.c (may_propagate_copy): Don't propagate copies
9071 between variables with different DECL_NO_TBAA_P values.
9073 2008-01-28 Nathan Froyd <froydnj@codesourcery.com>
9076 * config/rs6000/rs6000.c (small_data_operand): Vectors and floats
9077 are not legitimate small data references on SPE targets.
9079 2008-01-28 David Daney <ddaney@avtrex.com>
9081 * doc/install.texi (mips-*-*): Recommend binutils 2.18.
9083 2008-01-28 David Daney <ddaney@avtrex.com>
9085 * doc/install.texi (--disable-libgcj-bc): Reword documentation.
9087 2008-01-27 Joseph Myers <joseph@codesourcery.com>
9089 * config.gcc (strongarm*-*, ep9312*-*, xscale*-*, parisc*-*,
9090 m680[012]0-*, *-*-beos*, *-*-kaos*, *-*-linux*aout*,
9091 *-*-linux*libc1*, *-*-solaris2.[0-6], *-*-solaris2.[0-6].*,
9092 *-*-sysv*, *-*-windiss*, alpha*-*-unicosmk*, cris-*-aout,
9093 hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
9094 i[34567]86-sequent-ptx4*, i[34567]86-*-nto-qnx*,
9095 i[34567]86-*-sco3.2v5*, i[34567]86-*-uwin*, powerpc-*-chorusos*,
9096 vax-*-bsd*, vax-*-ultrix*): Mark obsolete.
9098 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
9100 * basic-block.h (condjump_equiv_p): Fix comment.
9102 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
9104 * tree-pretty-print.c (print_generic_decl, print_generic_stmt,
9105 print_generic_stmt_indented): Fix comment.
9107 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
9109 * configure.ac (__stack_chk_fail): Add detecion for availability
9110 of SSP in uClibc by checking if __UCLIBC_HAS_SSP__ is defined.
9111 * configure: Regenerate.
9113 2008-01-26 Maxim Kuvyrkov <maxim@codesourcery.com>
9116 * final.c (output_addr_const): Handle TRUNCATE.
9118 2008-01-26 Zdenek Dvorak <ook@ucw.cz>
9121 * tree-ssa-loop-ivopts.c (comp_cost): New type.
9122 (zero_cost, infinite_cost): New constants.
9123 (struct cost_pair): Change type of cost to comp_cost.
9124 (struct iv_ca): Change type of cand_use_cost and cost to comp_cost.
9125 (new_cost, add_costs, sub_costs, compare_costs, infinite_cost_p):
9127 (set_use_iv_cost, force_expr_to_var_cost, force_var_cost,
9128 split_address_cost, ptr_difference_cost, difference_cost,
9129 get_computation_cost_at, get_computation_cost,
9130 determine_use_iv_cost_generic, determine_use_iv_cost_address,
9131 determine_use_iv_cost_condition, determine_use_iv_costs,
9132 cheaper_cost_pair, iv_ca_recount_cost, iv_ca_set_no_cp,
9133 iv_ca_set_cp, iv_ca_cost, iv_ca_new, iv_ca_dump, iv_ca_extend,
9134 iv_ca_narrow, iv_ca_prune, try_improve_iv_set, find_optimal_iv_set):
9135 Change type of cost to comp_cost.
9136 (determine_iv_cost): Increase cost of non-original ivs, instead
9137 of decreasing the cost of original ones.
9138 (get_address_cost): Indicate the complexity of the addressing mode
9140 (try_add_cand_for): Prefer using ivs not specific to some object.
9141 * tree-flow.h (force_expr_to_var_cost): Declaration removed.
9143 2008-01-26 Peter Bergner <bergner@vnet.ibm.com>
9144 Janis Johnson <janis187@us.ibm.com>
9147 * doc/tm.texi (TARGET_EXPAND_TO_RTL_HOOK): Document.
9148 (TARGET_INSTANTIATE_DECLS): Likewise.
9149 * target.h (expand_to_rtl_hook): New target hook.
9150 (instantiate_decls): Likewise.
9151 * function.c (instantiate_decl): Make non-static. Rename to...
9152 (instantiate_decl_rtl): ... this.
9153 (instantiate_expr): Use instantiate_decl_rtl.
9154 (instantiate_decls_1): Likewise.
9155 (instantiate_decls): Likewise.
9156 (instantiate_virtual_regs: Call new instantiate_decls taget hook.
9157 * function.h (instantiate_decl_rtl): Add prototype.
9158 * cfgexpand.c (target.h): New include.
9159 (tree_expand_cfg): Call new expand_to_rtl_hook target hook.
9160 * target-def.h (TARGET_EXPAND_TO_RTL_HOOK): New define.
9161 (TARGET_INSTANTIATE_DECLS): Likewise.
9162 (TARGET_INITIALIZER): New target hooks added.
9163 * config/rs6000/rs6000-protos.h (rs6000_secondary_memory_needed_rtx):
9165 * config/rs6000/rs6000.c (tree-flow.h): New include.
9166 (machine_function): Add sdmode_stack_slot field.
9167 (rs6000_alloc_sdmode_stack_slot): New function.
9168 (rs6000_instantiate_decls): Likewise.
9169 (rs6000_secondary_memory_needed_rtx): Likewise.
9170 (rs6000_check_sdmode): Likewise.
9171 (TARGET_EXPAND_TO_RTL_HOOK): Target macro defined.
9172 (TARGET_INSTANTIATE_DECLS): Likewise.
9173 (rs6000_hard_regno_mode_ok): Allow SDmode.
9174 (num_insns_constant): Likewise. Handle _Decimal32 constants.
9175 (rs6000_emit_move): Handle SDmode.
9176 (function_arg_advance): Likewise.
9177 (function_arg): Likewise.
9178 (rs6000_gimplify_va_arg): Likewise. Add special handling of
9179 SDmode var args for 32-bit compiles.
9180 (rs6000_secondary_reload_class): Handle SDmode.
9181 (rs6000_output_function_epilogue): Likewise.
9182 (rs6000_function_value): Simplify if statement.
9183 (rs6000_libcall_value): Likewise.
9184 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Handle SDmode.
9185 (SECONDARY_MEMORY_NEEDED_RTX): Add define.
9186 * config/rs6000/dfp.md (movsd): New define_expand and splitter.
9187 (movsd_hardfloat): New define_insn.
9188 (movsd_softfloat): Likewise.
9189 (movsd_store): Likewise.
9190 (movsd_load): Likewise.
9191 (extendsddd2): Likewise.
9192 (extendsdtd2): Likewise.
9193 (truncddsd2): Likewise.
9194 (movdd_hardfloat64): Fixup comment.
9195 (UNSPEC_MOVSD_LOAD): New constant.
9196 (UNSPEC_MOVSD_STORE): Likewise.
9198 2008-01-26 Jakub Jelinek <jakub@redhat.com>
9201 * c-pretty-print.c (pp_c_exclusive_or_expression): Handle
9203 (pp_c_logical_and_expression): Handle TRUTH_AND_EXPR.
9204 (pp_c_logical_or_expression): Handle TRUTH_OR_EXPR.
9205 (pp_c_expression): Handle TRUTH_AND_EXPR, TRUTH_OR_EXPR
9208 2008-01-26 David Edelsohn <edelsohn@gnu.org>
9211 * config.gcc: Separate AIX 5.3 from AIX 6.1.
9212 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
9213 __LONGDOUBLE128 too.
9214 * config/rs6000/aix61.h: New file.
9216 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
9218 PR rtl-optimization/34959
9219 * optabs.c (expand_unop): In libcall notes, give ffs, clz, ctz,
9220 popcount and parity rtxes the same mode as their operand.
9221 Truncate or extend the result to the return value's mode
9224 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
9227 * config/mips/mips-protos.h (mips_expand_call): Return an rtx.
9228 * config/mips/mips.h (FIRST_PSEUDO_REGISTER): Rename FAKE_CALL_REGNO
9229 to GOT_VERSION_REGNUM.
9230 (CALL_REALLY_USED_REGISTERS): Set the GOT_VERSION_REGNUM entry to 0.
9231 (EPILOGUE_USES): Include GOT_VERSION_REGNUM if TARGET_USE_GOT.
9232 * config/mips/mips.c (mips_emit_call_insn): New function.
9233 (mips_call_tls_get_addr): Call mips_expand_call directly.
9234 (mips16_copy_fpr_return_value): Use mips_emit_call_insn rather than
9236 (mips16_build_call_stub): Likewise. Return the call insn or null.
9237 (mips_expand_call): Update the call to mips16_build_call_stub
9238 accordingly and a remove redundant condition. Assert that MIPS16
9239 stubs do not use lazy binding. Use mips_emit_call_insn and return
9241 (mips_extra_live_on_entry): Include GOT_VERSION_REGNUM if
9243 (mips_hard_regno_mode_ok_p): Allow SImode for GOT_VERSION_REGNUM.
9244 (mips_avoid_hazard): Remove hazard_set handling.
9245 * config/mips/mips.md (UNSPEC_EH_RECEIVER): Rename to...
9246 (UNSPEC_RESTORE_GP): ...this.
9247 (UNSPEC_SET_GOT_VERSION, UNSPEC_UPDATE_GOT_VERSION): New constants.
9248 (FAKE_CALL_REGNO): Rename to...
9249 (GOT_VERSION_REGNUM): ...this.
9250 (type): Add "ghost" value. Add an associated insn reservation.
9251 (hazard_set): Remove.
9252 (exception_receiver): Rename to...
9253 (restore_gp): ...this and update the unspec identifier accordingly.
9254 (exception_receiver, nonlocal_got_receiver): New expanders.
9255 (load_call<mode>): Use GOT_VERSION_REGNUM. Don't set
9256 FAKE_CALL_REGNO. Remove hazard_set attribute.
9257 (set_got_version, update_got_version): New patterns.
9259 2008-01-26 Danny Smith <dannysmith@users.sourceforge.net>
9262 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Define.
9264 2008-01-25 Joseph Myers <joseph@codesourcery.com>
9267 * doc/install.texi2html: Generate gcc-vers.texi.
9269 2008-01-25 DJ Delorie <dj@redhat.com>
9271 * config/m32c/m32c.h (ASM_PREFERRED_EH_DATA_FORMAT): Define.
9273 2008-01-25 Joseph Myers <joseph@codesourcery.com>
9275 * config/c4x: Remove directory.
9276 * config.gcc (crx-*, mt-*): Mark obsolete.
9277 (c4x-*, tic4x-*, c4x-*-rtems*, tic4x-*-rtems*, c4x-*, tic4x-*,
9278 h8300-*-rtemscoff*, ns32k-*-netbsdelf*, ns32k-*-netbsd*,
9279 sh-*-rtemscoff*): Remove cases.
9280 * defaults.h (C4X_FLOAT_FORMAT): Remove.
9281 * real.c (encode_c4x_single, decode_c4x_single,
9282 encode_c4x_extended, decode_c4x_extended, c4x_single_format,
9283 c4x_extended_format): Remove.
9284 * real.h (c4x_single_format, c4x_extended_format): Remove.
9285 * doc/extend.texi (interrupt, naked): Remove mention of attributes
9287 (Pragmas): Remove comment about c4x pragmas.
9288 * doc/install.texi (c4x): Remove target-specific instructions.
9289 * doc/invoke.texi (TMS320C3x/C4x Options): Remove.
9290 * doc/md.texi (Machine Constraints): Remove C4x documentation.
9291 * doc/tm.texi (MEMBER_TYPE_FORCES_BLK, c_register_pragma): Do not
9292 refer to C4x source files as examples.
9293 (C4X_FLOAT_FORMAT): Remove documentation.
9295 2008-01-25 Bernd Schmidt <bernd.schmidt@analog.com>
9297 * config/bfin/bfin.c (override_options): Reorder tests so that
9298 flag_pic gets enabled for -msep-data.
9300 2008-01-25 Richard Guenther <rguenther@suse.de>
9303 * expr.c (expand_expr_real_1): Reduce result of LSHIFT_EXPR
9304 to its bitfield precision if required.
9306 2008-01-25 Jakub Jelinek <jakub@redhat.com>
9309 * tree-nested.c (walk_omp_for): New function.
9310 (convert_nonlocal_reference, convert_local_reference): Call
9311 walk_omp_for on OMP_FOR.
9312 (convert_call_expr): Call walk_body on OMP_FOR's
9313 OMP_FOR_PRE_INIT_BODY.
9315 2008-01-25 Richard Guenther <rguenther@suse.de>
9317 PR tree-optimization/34966
9318 * tree-ssa-math-opts.c (execute_cse_sincos_1): For all but
9319 default defs and PHI_NODEs we have to insert after the
9322 2008-01-24 Nick Clifton <nickc@redhat.com>
9324 * config/stormy16/stormy16-lib2.c (MIN_UNITS_PER_WORD):
9325 Provide a default definition.
9326 (LIBGCC2_UNITS_PER_WORD): Likewise.
9328 * config/stormy16/stormy16.c: Include df.h for the prototype
9329 for df_regs_ever_live_p.
9330 (xstormy16_expand_builtin_va_start): Convert the stack offset
9331 into a component_ref and then use POINTER_PLUS_EXPR to add it
9332 to the incoming_virtual_args_rtx.
9333 (xstormy16_gimplify_va_arg_expr): Rename to
9334 xstormy16_gimplify_va_arg_expr.
9335 Use POINTER_PLUS_EXPR when performing pointer arithmetic.
9336 (TARGET_GIMPLIFY_VA_ARG_EXPR): Use renamed
9337 xstormy16_gimplify_va_arg_expr.
9338 Fix up some formatting issues.
9340 * config/stormy16/stormy16.c: (xstormy16_carry_plus_operand):
9341 Move to predicates.md.
9342 (xs_hi_general_operand): Likewise.
9343 (xs_hi_nonmemory_operand): Likewise.
9344 * config/stormy16/predicates.md:
9345 (xstormy16_carry_plus_operand): New predicate.
9346 (xs_hi_general_operand): New predicate.
9347 (xs_hi_nonmemory_operand): New predicate.
9348 * config/stormy16/stormy16-protos.h:
9349 (xstormy16_carry_plus_operand): Delete prototype.
9350 (xs_hi_general_operand): Likewise.
9351 (xs_hi_nonmemory_operand): Likewise.
9353 * config/storm16/stormy16.md (addhi3): Remove earlyclobber
9354 modifiers as they are no longer needed and they can trigger
9355 reload spill failures.
9357 * config/storm16/stormy16.md (ineqbranchsi): Replace match_dup
9358 with a match_operand in order to help reload.
9360 * config/storm16/stormy16.md (movhi_internal): Replace 'r'
9361 constraint with 'e' for the 8th alternative as this version of
9362 the mov.w instruction only accepts the lower 8 registers.
9364 2008-01-25 Uros Bizjak <ubizjak@gmail.com>
9367 * simplifx-rtx.c (simplify_const_binary_operation) [VEC_CONCAT]:
9368 Consider only CONST_INT, CONST_DOUBLE and CONST_FIXED as constant
9371 2008-01-25 Jakub Jelinek <jakub@redhat.com>
9374 * gimplify.c (gimplify_omp_for): Gimplify OMP_FOR_PRE_BODY.
9376 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
9378 * ipa-struct-reorg.c (remove_str_allocs_in_func, remove_str_allocs):
9380 (remove_structure): Update allocations list before removing structure.
9382 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
9384 * ipa-struct-reorg.c (is_safe_cond_expr,
9385 create_new_stmts_for_cond_expr): Use integer_zerop function,
9386 that recognize not only zero-pointer, but zero-integer too.
9388 2008-01-25 Ben Elliston <bje@au.ibm.com>
9391 * fixproto: Escape "." in sed expression that strips leading "./".
9393 2008-01-24 H.J. Lu <hongjiu.lu@intel.com>
9396 * gcc.c (SWITCH_OK): Removed.
9397 (SWITCH_LIVE): Changed to bit.
9398 (SWITCH_FALSE): Likewise.
9399 (SWITCH_IGNORE): Likewise.
9400 (switchstr): Change live_cond to unsigned int.
9401 (process_command): Replace SWITCH_OK with 0.
9402 (do_self_spec): Likewise.
9403 (set_collect_gcc_options): Check the SWITCH_IGNORE bit.
9404 (give_switch): Likewise.
9405 (used_arg): Likewise.
9406 (do_spec_1): Set the SWITCH_IGNORE bit.
9407 (check_live_switch): Check both SWITCH_LIVE and SWITCH_FALSE
9408 bits. Set the SWITCH_LIVE bit.
9410 2008-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
9412 * config/s390/s390.h (MOVE_RATIO): Define new target macro.
9414 2008-01-24 Richard Sandiford <rsandifo@nildram.co.uk>
9416 PR tree-optimization/34472
9417 * ipa-struct-reorg.c (safe_cond_expr_check): Change the DATA
9418 parameter to a "bool *" and set *DATA to false if there is
9419 an unsafe access. Do not delete the structure here.
9420 (check_cond_exprs): Delete it here instead.
9421 (check_cond_exprs, exclude_cold_structs): Do not increase
9422 I when removing a structure.
9424 2008-01-24 Uros Bizjak <ubizjak@gmail.com>
9427 * config/i386/i386.c (ix86_expand_vector_init): Consider only
9428 CONST_INT, CONST_DOUBLE and CONST_FIXED as constant vector elements.
9430 2008-01-24 Jakub Jakub Jelinek <jakub@redhat.com>
9433 * tree-stdarg.c (reachable_at_most_once): Use VEC vector instead of
9434 a fixed vector for stack.
9436 2008-01-24 Ben Elliston <bje@au.ibm.com>
9439 * doc/gcc.texi (Software development): Add a direntry for g++.
9441 2008-01-23 Hans-Peter Nilsson <hp@axis.com>
9443 * config/cris/cris.h (CC1PLUS_SPEC, OPTIMIZATION_OPTIONS): Drop
9444 stale and straggling -fforce-addr comments above.
9446 * config/cris/cris.h (CRIS_SUBTARGET_VERSION, TARGET_VERSION): Don't
9448 * config/cris/linux.h (CRIS_SUBTARGET_VERSION): Don't define.
9449 * config/cris/aout.h (CRIS_SUBTARGET_VERSION): Don't define.
9451 2008-01-23 Michael Matz <matz@suse.de>
9454 * dwarf2out.c (force_type_die): Use modified_type_die instead of
9457 2008-01-23 Andreas Krebbel <krebbel1@de.ibm.com>
9459 * ipa-struct-reorg.c (create_new_malloc): Use pointer type as
9462 2008-01-23 Anatoly Sokolov <aesok@post.ru>
9464 * config/avr/avr.c (avr_current_arch): New variable.
9465 (avr_arch_types): Add 'avr31' and 'avr51' entries.
9466 (avr_arch): Add 'ARCH_AVR31' and 'ARCH_AVR51'.
9467 (avr_mcu_types): Add 'avr31' and 'avr51' architectures.
9468 (avr_override_options): Init 'avr_current_arch'.
9469 (base_arch_s): Move from here...
9470 * config/avr/avr.h (base_arch_s): ... here. Add new members
9471 'have_elpm', 'have_elpmx', 'have_eijmp_eicall', 'reserved'. Rename
9472 'mega' to 'have_jmp_call'.
9473 (TARGET_CPU_CPP_BUILTINS): Define "__AVR_HAVE_JMP_CALL__",
9474 "__AVR_HAVE_RAMPZ__", "__AVR_HAVE_ELPM__" and "__AVR_HAVE_ELPMX__"
9476 (LINK_SPEC, CRT_BINUTILS_SPECS, ASM_SPEC): Add 'avr31' and 'avr51'
9478 * config/avr/t-avr (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
9479 MULTILIB_MATCHES): (Ditto.).
9481 2008-01-23 Richard Guenther <rguenther@suse.de>
9484 * cgraphunit.c (cgraph_reset_node): Always mark the node
9485 not reachable if it is not queued already.
9487 2008-01-23 Bernd Schmidt <bernd.schmidt@analog.com>
9489 * config/bfin/bfin-protos.h (WA_RETS, ENABLE_WA_RETS): New macros.
9490 * config/bfin/bfin.c (bfin_cpus): Add WA_RETS everywhere.
9491 (cputype_selected): New static variable.
9492 (bfin_handle_option): Set it if -mcpu is used.
9493 (override_option): Select default set of workarounds if no cpu type
9494 selected on the command line.
9495 (workaround_rts_anomaly): Only run if ENABLE_WA_RETS.
9497 From Michael Frysinger <michael.frysinger@analog.com>
9498 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add
9499 BFIN_CPU_BF547, BFIN_CPU_BF523, BFIN_CPU_BF524, and BFIN_CPU_BF526.
9501 * config/bfin/elf.h (LIB_SPEC): Use proper linker script
9502 for bf547, bf523, bf524, and bf526.
9503 * config/bfin/bfin.c (bfin_cpus[]): Add bf547, bf523, bf524, and
9505 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
9506 __ADSPBF523__ for bf523, __ADSPBF524__ for bf524,
9507 __ADSPBF526__ for bf526, __ADSPBF52x__ for all three, as well as
9508 __ADSPBF547__ and __ADSPBF54x__ for bf547.
9509 * doc/invoke.texi (Blackfin Options): Document that
9510 -mcpu now accept bf547, bf523, bf524, and bf526.
9512 2008-01-22 Eric Botcazou <ebotcazou@adacore.com>
9514 PR rtl-optimization/34628
9515 * combine.c (try_combine): Stop and undo after the first combination
9516 if an autoincrement side-effect on the first insn has effectively
9519 2008-01-22 David Edelsohn <edelsohn@gnu.org>
9522 * config/rs6000/rs6000.c (rs6000_legitimate_offset_address_p):
9523 Offset addresses are not valid for Altivec or paired float modes.
9525 2008-01-22 Jakub Jelinek <jakub@redhat.com>
9528 * c-parser.c (c_parser_omp_for_loop): Don't call c_finish_omp_for
9529 if DECL_INITIAL (decl) is error_mark_node.
9532 * c-common.c (handle_vector_size_attribute): Only allow
9533 integral, scalar float and fixed point types. Handle OFFSET_TYPE
9534 the same way as pointer, array etc. types.
9535 * tree.c (reconstruct_complex_type): Handle OFFSET_TYPE.
9538 * tree.c (build_type_attribute_qual_variant): Call
9539 build_qualified_type if attributes are equal, but quals are not.
9541 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9544 * doc/invoke.texi (-Wall): -Wall enables -Wstrict-overflow=1.
9545 * flags.h (warn_strict_aliasing): Remove.
9546 (warn_strict_overflow): Remove.
9547 * opts.c (warn_strict_aliasing): Remove.
9548 (warn_strict_overflow): Remove.
9549 * c-opts.c (c_common_handle_option): -Wall only sets
9550 -Wstrict-aliasing or -Wstrict-overflow if they are uninitialized.
9551 (c_common_post_options): Give default values to -Wstrict-aliasing
9552 and -Wstrict-overflow if they are uninitialized.
9553 * common.opt (Wstrict-aliasing): Specify Var and Init.
9554 (Wstrict-overflow): Likewise.
9556 2008-01-22 Kenneth Zadeck <zadeck@naturalbridge.com>
9558 PR rtl-optimization/26854
9559 PR rtl-optimization/34400
9560 PR rtl-optimization/34884
9561 * ddg.c (create_ddg_dep_from_intra_loop_link): Use
9563 * df.h (df_changeable_flags.DF_RD_NO_TRIM): Deleted
9564 (df_rd_bb_info.expanded_lr_out): Deleted
9565 * loop_invariant.c (find_defs): Deleted DF_RD_NO_TRIM flag.
9566 * loop_iv.c (iv_analysis_loop_init): Ditto. * df-problems.c
9567 (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
9568 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
9569 Removed code to allocate, initialize or free expanded_lr_out.
9570 (df_rd_bb_local_compute_process_def): Restructured to make more
9572 (df_rd_confluence_n): Removed code to no apply invalidate_by_call
9573 sets if the sets are being trimmed.
9575 2008-01-22 H.J. Lu <hongjiu.lu@intel.com>
9578 * configure.ac (ld_vers): Support GNU linker version xx.xx.*
9579 (as_vers): Likewise.
9580 * configure: Regenerated.
9582 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9585 * tree-pass.h (pass_build_alias): New pass.
9586 * tree-ssa-alias.c (gate_build_alias): New.
9587 (pass_build_alias): New.
9588 * passes.c (init_optimization_passes): Add pass_build_alias after
9589 pass_create_structure_vars.
9591 2008-01-22 Wolfgang Gellerich <gellerich@de.ibm.com>
9593 * config/s390/s390.h (S390_TDC_POSITIVE_NORMALIZED_NUMBER):
9594 Renamed to S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER.
9595 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): Renamed to
9596 S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER.
9597 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): Renamed to
9598 S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER.
9599 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): Renamed to
9600 S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER.
9601 (S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER): New constant.
9602 (S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER): New constant.
9603 (S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER): New constant.
9604 (S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER): New constant.
9605 * config/s390/s390.md (FP_ALL): New mode iterator.
9606 (_d): New mode attribute.
9607 ("*signbit<mode>2>"): Changed mode of first operand.
9608 ("isinf<mode>2"): Changed mode of first operand.
9609 ("*TDC_insn"): Adaptation for DFP modes.
9611 2008-01-22 Ben Elliston <bje@au.ibm.com>
9613 * tree.c (check_qualified_type): Improve function description.
9615 2008-01-21 Jason Merrill <jason@redhat.com>
9618 * tree.h (TRY_CATCH_IS_CLEANUP): New macro.
9619 * tree-eh.c (honor_protect_cleanup_actions): Strip TRY_CATCH_EXPR
9622 2008-01-21 DJ Delorie <dj@redhat.com>
9624 * doc/tm.texi (HARD_REGNO_NREGS): Note that this macro must not
9627 2008-01-21 Richard Guenther <rguenther@suse.de>
9630 * tree-cfg.c (verify_expr): Allow all invariant expressions
9631 instead of just constant class ones as reference argument.
9632 * tree-ssa-loop-im.c (for_each_index): Handle CONSTRUCTOR
9633 like any other constant.
9634 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
9636 2008-01-21 H.J. Lu <hongjiu.lu@intel.com>
9638 * regmove.c (fixup_match_1): Update call crossed frequencies.
9640 2008-01-21 Richard Guenther <rguenther@suse.de>
9643 * tree-inline.c (setup_one_parameter): Deal with mismatched
9644 types using a VIEW_CONVERT_EXPR.
9646 2008-01-21 Alon Dayan <alond@il.ibm.com>
9647 Olga Golovanevsky <olga@il.ibm.com>
9649 PR tree-optimization/34701
9650 * ipa-struct-reorg.c (gen_size): Fix the malloc parameter calculation
9651 when the structure size is not a power of 2.
9653 2008-01-20 Kenneth Zadeck <zadeck@naturalbridge.com>
9655 * doc/install.texi: Add doc for --enable-checking=df.
9657 2008-01-20 Kaz Kojima <kkojima@gcc.gnu.org>
9659 PR rtl-optimization/34808
9660 * emit-rtl.c (try_split): Handle REG_RETVAL notes.
9662 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
9664 * global.c (find_reg): Only compute EH_RETURN_DATA_REGNO once per
9667 2008-01-19 Kenneth Zadeck <zadeck@naturalbridge.com>
9669 PR rtl-optimization/26854
9670 PR rtl-optimization/34400
9671 * ddg.c (create_ddg_dep_from_intra_loop_link): Do not use
9673 * df.h (df_changeable_flags.DF_RD_NO_TRIM): New.
9674 (df_rd_bb_info.expanded_lr_out): New.
9675 * loop_invariant.c (find_defs): Added DF_RD_NO_TRIM flag.
9676 * loop_iv.c (iv_analysis_loop_init): Ditto.
9677 * df-problems.c (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
9678 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
9679 Added code to allocate, initialize or free expanded_lr_out.
9680 (df_rd_bb_local_compute_process_def): Restructured to make
9681 more understandable.
9682 (df_rd_confluence_n): Add code to do nothing with fake edges and
9683 code to no apply invalidate_by_call sets if the sets are being trimmed.
9684 (df_lr_local_finalize): Renamed to df_lr_finalize.
9685 (df_live_local_finalize): Renamed to df_live_finalize.
9687 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
9690 * config/mips/mips.md (div<mode>3): Use <recip_condition> when
9691 deciding whether to use reciprocal instructions.
9693 2008-01-19 Uros Bizjak <ubizjak@gmail.com>
9695 * dwarf2out.c (dwarf2out_switch_text_section): Do not call
9696 dwarf2out_note_section_used if cold_text_section is NULL.
9698 2008-01-19 Jakub Jelinek <jakub@redhat.com>
9700 PR gcov-profile/34610
9701 * tree-cfg.c (make_edges): Mark both outgoing edges from
9702 OMP_CONTINUE and from OMP_FOR as EDGE_ABNORMAL.
9703 * omp-low.c (expand_omp_for): Clear EDGE_ABNORMAL bits
9704 from OMP_FOR and OMP_CONTINUE outgoing edges.
9706 * tree-profile.c (tree_profiling): Return early if
9707 cfun->after_tree_profile != 0. Set cfun->after_tree_profile
9709 * omp-low.c (expand_omp_parallel): Copy after_tree_profile
9710 from cfun to child_cfun.
9711 * function.h (struct function): Add after_tree_profile bit.
9713 2008-01-19 Anatoly Sokolov <aesok@post.ru>
9715 * config/avr/avr.S (_exit): Disable interrupt.
9717 2008-01-18 Kenneth Zadeck <zadeck@naturalbridge.com>
9718 Steven Bosscher <stevenb.gcc@gmail.com>
9720 PR rtl-optimization/26854
9721 PR rtl-optimization/34400
9722 * df-problems.c (df_live_scratch): New scratch bitmap.
9723 (df_live_alloc): Allocate df_live_scratch when doing df_live.
9724 (df_live_reset): Clear the proper bitmaps.
9725 (df_live_bb_local_compute): Only process the artificial defs once
9726 since the order is not important.
9727 (df_live_init): Init the df_live sets only with the variables
9728 found live by df_lr.
9729 (df_live_transfer_function): Use the df_lr sets to prune the
9730 df_live sets as they are being computed.
9731 (df_live_free): Free df_live_scratch.
9733 2008-01-18 Ian Lance Taylor <iant@google.com>
9735 * common.opt: Add fmerge-debug-strings.
9736 * dwarf2out.c (DEBUG_STR_SECTION_FLAGS): Test
9737 flag_merge_debug_strings rather than flag_merge_constants.
9738 * doc/invoke.texi (Option Summary): Mention
9739 -fmerge-debug-strings.
9740 (Debugging Options): Document -fmerge-debug-strings.
9742 2008-01-18 Ian Lance Taylor <iant@google.com>
9745 * tree.h (DECL_IS_OPERATOR_NEW): Define.
9746 (struct tree_function_decl): Add new field operator_new_flag.
9747 * tree-inline.c (expand_call_inline): When inlining a call to
9748 operator new, force the return value to go into a variable, and
9749 set DECL_NO_TBAA_P on that variable.
9750 * c-decl.c (merge_decls): Merge DECL_IS_OPERATOR_NEW flag.
9752 2008-01-18 Uros Bizjak <ubizjak@gmail.com>
9755 * dwarf2out.c (dwarf2out_switch_text_section): Do not guard with
9756 DWARF2_DEBUGGING_INFO.
9757 (dwarf2out_note_section_used): Ditto. Add prototype.
9758 (have_multiple_function_sections, text_section_used,
9759 cold_text_section_used, *cold_text_sections): Move declarations
9762 2008-01-17 Bob Wilson <bob.wilson@acm.org>
9764 * config/xtensa/unwind-dw2-xtensa.h (_Unwind_FrameState): Remove pc
9765 field and add signal_ra.
9766 * config/xtensa/unwind-dw2-xtensa.c (uw_frame_state_for): Remove
9767 assignments to frame state pc. Move end of stack check after
9768 MD_FALLBACK_FRAME_STATE_FOR.
9769 (uw_update_context_1): Use frame state signal_regs if set, instead
9770 of checking signal_frame flag.
9771 (uw_update_context): Use frame state signal_ra if set.
9772 * config/xtensa/linux.h (MD_UNWIND_SUPPORT): Define.
9773 * config/xtensa/linux-unwind.h: New file.
9775 2008-01-18 Bernhard Fischer <aldot@gcc.gnu.org>
9777 * modulo-sched.c (get_sched_window): Fix comment typo.
9779 2008-01-17 Andrew MacLeod <amacleod@redhat.com>
9781 PR tree-optimization/34648
9782 * tree-ssa-sccvn.c (visit_use): Expressions which can throw are varying.
9784 2008-01-17 Anatoly Sokolov <aesok@post.ru>
9786 * config/avr/avr.h (LINK_SPEC): Support -mrelax and -mpmem-wrap-around.
9787 * config/avr/avr.opt (mrelax, mpmem-wrap-around): Add.
9789 2008-01-17 Seongbae Park <seongbae.park@gmail.com>
9791 PR rtl-optimization/34400
9792 * df-core.c (df_worklist_dataflow_overeager,
9793 df_worklist_dataflow_doublequeue): New functions.
9794 (df_worklist_dataflow): Two different worklist solvers.
9795 * params.def (PARAM_DF_DOUBLE_QUEUE_THRESHOLD_FACTOR):
9798 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
9801 * doc/invoke.texi: Document the dependence on pthread for fopenmp
9802 and ftree-parallelize-loops.
9804 2008-01-17 Mircea Namolaru <namolaru@il.ibm.com>
9806 PR rtl-optimization/34826
9807 * loop-doloop (doloop_modify): Update the REG_BR_PROB note.
9809 2008-01-17 Andreas Krebbel <krebbel1@de.ibm.com>
9811 * global.c (find_reg): Mark the eh regs as used if necessary.
9812 * ra-conflict.c (global_conflicts): Set no_eh_reg flag.
9813 * ra.h (struct allocno): no_eh_reg field added. Changed
9814 no_stack_reg type to bitfield.
9816 2008-01-17 Eric Botcazou <ebotcazou@adacore.com>
9818 * tree.c (substitute_in_expr): Add missing 'break'.
9820 2008-01-17 Richard Guenther <rguenther@suse.de>
9822 PR tree-optimization/34825
9823 * tree-ssa-math-opts.c (is_division_by): Do not recognize
9824 x / x as division to handle.
9826 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9828 * pa64-hpux.h (LIB_SPEC): Add "-lpthread" in shared links if "-mt" or
9829 "-pthread" is specified.
9830 * pa-hpux11.h (LIB_SPEC): Likewise.
9832 2008-01-16 Janis Johnson <janis187@us.ibm.com>
9833 Peter Bergner <bergner@vnet.ibm.com>
9835 PR rtl-optimization/33796
9836 * sparseset.c (sparseset_alloc): Use xcalloc rather than xmalloc.
9838 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9840 PR libgfortran/34699
9841 * pa-hpux.h (LINK_SPEC): Only search /lib/pa1.1 and /usr/lib/pa1.1 on
9843 * pa-hpux10.h (LINK_SPEC): Likewise.
9844 * pa-hpux11.h (LINK_SPEC): Don't search /lib/pa1.1 and /usr/lib/pa1.1.
9846 2008-01-16 Richard Guenther <rguenther@suse.de>
9849 * fold-const.c (fold_convert_const_int_from_int): Do not
9850 set overflow if that occured only because of a sign extension
9851 change when converting from/to a sizetype with the same
9852 precision and signedness.
9854 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
9857 * dwarf2out.c (output_call_frame_info): Move output of FDE initial
9858 location address to the correct place. Update copyright year.
9860 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
9862 * lambda-code.c (lambda_transform_legal_p): Handle the case of
9863 no dependences in the dependence_relations vector.
9865 2008-01-16 Jan Hubicka <jh@suse.cz>
9867 PR rtl-optimization/31396
9868 * regstat.c (regstat_bb_compute_ri): Compute FREQ_CALLS_CROSSED.
9869 * cfg.c (dump_reg_info): Print it.
9870 * regs.h (struct reg_info_t): add freq_calls_crossed.
9871 (REG_FREQ_CALLS_CROSSED): New macro.
9872 * global.c (global_alloc): Compute freq_calls_crossed for allocno.
9873 (find_reg): Update call of CALLER_SAVE_PROFITABLE.
9874 * regmove.c (optimize_reg_copy_1, optimize_reg_copy_2, fixup_match_2,
9875 regmove_optimize): Update call crossed frequencies.
9876 * local-alloc.c (struct qty): Add freq_calls_crossed.
9877 (alloc_qty): Copute freq_calls_crossed.
9878 (update_equiv_regs, combine_regs): Update REG_FREQ_CALLS_CROSSED.
9879 (find_free_reg): Update call of CALLER_SAVE_PROFITABLE.
9880 * ra.h (struct allocno): Add freq_calls_crossed.
9882 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
9884 * gcc.c (LINK_COMMAND_SPEC): Add includes and link options for
9885 libgomp when compiling with ftree-parallelize-loops.
9886 (GOMP_SELF_SPECS): Add -pthread for ftree-parallelize-loops.
9888 2008-01-16 Richard Guenther <rguenther@suse.de>
9890 PR tree-optimization/34769
9891 * tree-data-ref.c (initialize_matrix_A): Revert fix for PR34458.
9892 * tree.c (int_cst_value): Instead make this function more
9893 permissive in what it accepts as valid input. Document this
9894 function always sign-extends the value.
9896 2008-01-16 Jakub Jelinek <jakub@redhat.com>
9897 Richard Guenther <rguenther@suse.de>
9900 * gimplify.c (fold_indirect_ref_rhs): Rename to ...
9901 (gimple_fold_indirect_ref_rhs): ... this.
9902 (gimple_fold_indirect_ref): New function with foldings
9903 that preserve lvalueness.
9904 (gimplify_modify_expr_rhs): Call gimple_fold_indirect_ref_rhs.
9905 * tree-flow.h (gimple_fold_indirect_ref): Declare.
9906 * tree-inline.c (copy_body_r): Use gimple_fold_indirect_ref
9907 to fold an INDIRECT_REF, fall back to the old use of
9908 fold_indirect_ref_1.
9910 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
9912 * tree-data-ref.c (subscript_dependence_tester_1): Call
9913 free_conflict_function.
9914 (compute_self_dependence): Same.
9916 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
9919 * debug.h (dwarf2out_switch_text_section): Move declaration from ...
9920 * dwarf2out.c (dwarf2out_switch_text_section): ... here. Make
9922 * final.c (final_scan_insn) [NOTE_INSN_SWITCH_TEXT_SECTIONS]:
9923 Depending on dwarf2out_do_frame, call dwarf2out_switch_text_section
9924 for DWARF2_UNWIND_INFO targets.
9926 2008-01-16 Richard Guenther <rguenther@suse.de>
9929 * c-typeck.c (common_pointer_type): Do not merge inconsistent
9930 type qualifiers for function types.
9932 2008-01-15 Jerry DeLisle <jvdelisle@gcc.gnu.org>
9934 * tree-parloops.c (gen_parallel_loop): Fix ommision of declaration for
9935 loop_iterator li from previous commit.
9937 2008-01-15 Sebastian Pop <sebastian.pop@amd.com>
9939 * tree-parloops.c (gen_parallel_loop): Free loop bound estimations.
9941 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
9943 * tree-parloops.c (loop_has_blocks_with_irreducible_flag): New.
9944 (parallelize_loops): Don't parallelize irreducible components.
9946 2008-01-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9949 * c-opts (c_common_post_options): Do not enable CPP
9950 flag_pedantic_errors by default.
9952 2008-01-14 Eric Botcazou <ebotcazou@adacore.com>
9954 PR rtl-optimization/31944
9955 * cse.c (remove_pseudo_from_table): New function.
9956 (merge_equiv_classes): Use above function to remove pseudo-registers.
9957 (invalidate): Likewise.
9959 2008-01-13 Richard Guenther <rguenther@suse.de>
9962 * emit-rtl.c (set_reg_attrs_for_decl_rtl): Use DECL_MODE
9963 instead of TYPE_MODE to deal with calls from expand_one_error_var.
9965 2008-01-13 Uros Bizjak <ubizjak@gmail.com>
9967 * gcse.c (cprop_jump): Call validate_unshare_change instead of
9968 validate_change to unshare the source of the PC set.
9970 2008-01-12 Jan Hubicka <jh@suse.cz>
9973 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Do not construct
9974 references above array bounds. This might trigger bounds checks for
9977 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
9979 * tree-ssa-ter.c (free_temp_expr_table): Free num_in_part and
9980 new_replaceable_dependencies.
9982 2008-01-12 Doug Kwan <dougkwan@google.com>
9984 * c-decl.c: (grokdeclarator): Use OPT_Wignored_qualifiers
9985 instead of OPT_Wreturn_type in warning due to ignored return type
9987 * c-opt.c (c_common_post_option): Add -Wignored-qualifiers to
9988 options included in -Wextra.
9989 * c.opt: New option -Wignored_qualifiers.
9990 * doc/invoke.texi (Warning Options, -Wextra): Add new option
9991 -Wignore_qualifiers.
9992 (-Wignored-qualifiers): Document.
9993 (-Wreturn-type): Remove description of functionality now handled
9994 by -Wignored-qualifiers.
9996 2008-01-12 Eric Botcazou <ebotcazou@adacore.com>
9999 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Fold an existing
10000 NOP_EXPR if it is between integral types with the same precision.
10002 2008-01-12 Jan Hubicka <jh@suse.cz>
10005 * invoke.texi (max-inline-recursive-depth): Fix default value.
10007 2008-01-12 Zdenek Dvorak <ook@ucw.cz>
10009 * tree-parloops.c (transform_to_exit_first_loop): Cast nit to the
10012 2008-01-11 Bob Wilson <bob.wilson@acm.org>
10014 * config/xtensa/xtensa.c (override_options): Set flag_shlib.
10016 2008-01-11 James E. Wilson <wilson@specifix.com>
10019 * config/vax/elf.h (FRAME_POINTER_CFA_OFFSET): Define.
10021 2008-01-11 Anatoly Sokolov <aesok@post.ru>
10023 * config/avr/avr.c (expand_prologue, expand_epilogue): Don't
10024 save/restore frame pointer register and don't use 'call-prologues'
10025 optimization in function with "OS_task" attribute.
10027 2008-01-11 Eric Botcazou <ebotcazou@adacore.com>
10029 PR middle-end/31309
10030 * expr.c (copy_blkmode_from_reg): Use a mode suited to the size
10031 when copying to memory.
10033 2008-01-11 Steven Bosscher <stevenb.gcc@gmail.com>
10035 PR rtl-optimization/30905
10036 * cfgcleanup.c: Include dce.h
10037 (crossjumps_occured): New global variable.
10038 (try_crossjump_bb): Exit loop after finding a fallthru edge.
10039 If something changed, set crossjumps_occured to true.
10040 (try_optimize_cfg): Clear crossjumps_occured at the beginning.
10041 Don't add/remove fake edges to exit here...
10042 (cleanup_cfg): ...but do it here, when crossjumping.
10043 Run a fast DCE when successful crossjumps occured in the latest
10044 iteration of try_optimize_cfg.
10046 2008-01-11 Richard Guenther <rguenther@suse.de>
10048 * tree-ssa-sccvn.c (struct vn_binary_op_s): Move hashcode near opcode.
10049 (struct vn_unary_op_s): Likewise.
10050 (vn_reference_insert): Free old reference on hash collision.
10052 2008-01-10 Raksit Ashok <raksit@google.com>
10054 PR rtl-optimization/27971
10055 * combine.c (find_split_point): Split PLUS expressions which are
10056 inside a MEM rtx, and whose first operand is complex.
10058 2008-01-10 DJ Delorie <dj@redhat.com>
10060 * config/m32c/m32c.c (m32c_hard_regno_nregs_1): Renamed from...
10061 (m32c_hard_regno_nregs): ...this, which is now a wrapper.
10062 (m32c_hard_regno_ok): Call the underlying function.
10064 2008-01-10 Richard Guenther <rguenther@suse.de>
10066 PR middle-end/34683
10067 * tree-cfg.c (tree_merge_blocks): Do not go through the
10068 full-blown folding and stmt updating path if we just deal
10069 with virtual operands.
10070 * tree-ssa-copy.c (may_propagate_copy): Do not short-cut
10071 test for abnormal SSA_NAMEs.
10073 2008-01-10 Andreas Krebbel <krebbel1@de.ibm.com>
10075 PR middle-end/34641
10076 * reload.c (push_reload): Add assertions. All constants from
10077 reg_equiv_constant should have been used for replacing the respective
10079 (find_reloads_address): Invoke find_reloads_address_part for
10080 constant taken from the reg_equiv_constant array.
10082 2008-01-10 Steven Bosscher <stevenb.gcc@gmail.com>
10084 * tree-ssa-sccvn.h (struct vn_ssa_aux): Make the most accessed
10085 field (valnum) the first in the struct. Replace bools with
10088 2008-01-10 Richard Guenther <rguenther@suse.de>
10090 PR tree-optimization/34651
10091 * tree-sra.c (sra_build_assignment): Sanitize. Use the correct
10092 types and ordering for masking and converting.
10094 2008-01-09 Sebastian Pop <sebastian.pop@amd.com>
10096 PR tree-optimization/34017
10097 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Generate code
10098 also for PHI_NODE expressions.
10100 2008-01-09 Jan Hubicka <jh@suse.cz>
10102 PR tree-optimization/34708
10103 * tree-inline.c (estimate_num_insns_1): Compute cost of SWITCH_EXPR
10104 based on number of case labels.
10105 (init_inline_once): Remove switch_cost.
10106 * tree-inline.h (eni_weights_d): Remove switch_cost.
10108 2008-01-09 Richard Guenther <rguenther@suse.de>
10109 Andrew Pinski <andrew_pinski@playstation.sony.com>
10111 PR middle-end/30132
10112 * gimplify.c (gimplify_cond_expr): Do not create an addressable
10113 temporary if an rvalue is ok or an lvalue is not required.
10115 2008-01-09 Richard Guenther <rguenther@suse.de>
10117 PR middle-end/34458
10118 * tree-data-ref.c (initialize_matrix_A): Use tree_low_cst,
10119 adjust return type.
10121 2008-01-09 Richard Guenther <rguenther@suse.de>
10123 PR middle-end/34679
10124 * tree.c (host_integerp): Check for sizetype only if the
10125 type is an integer type.
10127 2008-01-09 Steven Bosscher <stevenb.gcc@gmail.com>
10130 * opts.c (decode_options): Disable inlining of functions called
10131 once if not in unit-at-a-time mode.
10133 2008-01-09 Alexandre Oliva <aoliva@redhat.com>
10135 * Makefile.in (dse.o): Remove duplicate $(RECOG_H) dependency.
10137 2008-01-08 Richard Guenther <rguenther@suse.de>
10139 PR middle-end/31863
10140 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Bail
10141 out early if the result will be unused.
10143 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
10148 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
10149 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
10152 2008-01-08 Jan Sjodin <jan.sjodin@amd.com>
10154 * config/i386/i386.c (k8_cost, amdfam10_cost): Branch costs
10155 for vectorization tuned.
10157 2008-01-08 Richard Guenther <rguenther@suse.de>
10159 PR tree-optimization/34683
10160 * tree-ssa-operands.c (operand_build_cmp): Export.
10161 * tree-ssa-operands.h (operand_build_cmp): Declare.
10162 * tree-vn.c (vuses_compare): Remove.
10163 (sort_vuses): Use operand_build_cmp.
10164 (sort_vuses_heap): Likewise.
10165 * tree-ssa-sccvn.c (vuses_to_vec): Use VEC_reserve, not VEC_alloc
10166 to re-use old VEC if available. Do not sort already sorted VUSEs.
10167 (vdefs_to_vec): Do not sort already sorted VDEFs.
10169 2008-01-08 Jakub Jelinek <jakub@redhat.com>
10171 PR middle-end/34694
10172 * omp-low.c (copy_var_decl): Copy also DECL_SOURCE_LOCATION.
10174 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
10177 * doc/invoke.texi (i386 and x86-64 Options) [mrecip]: Document
10178 limitations of reciprocal sequences on x86 targets.
10180 2008-01-08 Richard Guenther <rguenther@suse.de>
10182 PR tree-optimization/34683
10183 * tree-flow-inline.h (var_ann): Remove overzealous asserts.
10185 2008-01-07 Jakub Jelinek <jakub@redhat.com>
10188 * config/darwin.c (darwin_mergeable_string_section): Don't use
10189 .cstring if int_size_in_bytes != TREE_STRING_LENGTH.
10191 2008-01-07 Uros Bizjak <ubizjak@gmail.com>
10194 * config/i386/i386.md (neg<mode>2): Rename from negsf2, negdf2 and
10195 negxf2. Macroize expander using X87MODEF mode iterator. Change
10196 predicates of op0 and op1 to register_operand.
10197 (abs<mode>2): Rename from abssf2, absdf2 and negxf2. Macroize
10198 expander using X87MODEF mode iterator. Change predicates of
10199 op0 and op1 to register_operand.
10200 ("*absneg<mode>2_mixed", "*absneg<mode>2_sse"): Rename from
10201 corresponding patterns and macroize using MODEF macro. Change
10202 predicates of op0 and op1 to register_operand and remove
10203 "m" constraint. Disparage "r" alternative with "!".
10204 ("*absneg<mode>2_i387"): Rename from corresponding patterns and
10205 macroize using X87MODEF macro. Change predicates of op0 and op1
10206 to register_operand and remove "m" constraint. Disparage "r"
10207 alternative with "!".
10208 (absneg splitter with memory operands): Remove.
10209 ("*neg<mode>2_1", "*abs<mode>2_1"): Rename from corresponding
10210 patterns and macroize using X87MODEF mode iterator.
10211 * config/i386/sse.md (negv4sf2, absv4sf2, neg2vdf2, absv2df2):
10212 Change predicate of op1 to register_operand.
10213 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Remove support
10214 for memory operands.
10216 2008-01-07 Nathan Froyd <froydnj@codesourcery.com>
10218 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add clause for mcpu=8548.
10220 2008-01-07 Richard Guenther <rguenther@suse.de>
10222 * basic-block.h (struct edge_def): Pair dest_idx with goto_locus
10225 2008-01-07 Richard Guenther <rguenther@suse.de>
10227 PR tree-optimization/34683
10228 * tree-ssa-sccvn.c (vuses_to_vec): Pre-allocate the vector of
10229 VOPs of the needed size to save memory. Use VEC_quick_push
10230 to save compile-time.
10231 (vdefs_to_vec): Likewise.
10233 2008-01-07 Sa Liu <saliu@de.ibm.com>
10235 * config/spu/spu.md (divdf3): Genetate inline code for double
10236 division. The implementation doesn't handle INF or NAN, therefore it
10237 only applies when -ffinite-math-only is given.
10239 2008-01-06 Paolo Carlini <pcarlini@suse.de>
10242 * c-cppbuiltin.c (c_cpp_builtins): Define __GXX_RTTI, if appropriate.
10243 * doc/cpp.texi ([Common Predefined Macros]): Document.
10245 2008-01-06 Uros Bizjak <ubizjak@gmail.com>
10247 * config/i386/i386.c (ix86_emit_swsqrtsf): Use negative constants in
10248 order to use commutative addition instead of subtraction.
10250 2008-01-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
10251 Mircea Namolaru <namolaru@il.ibm.com>
10252 Vladimir Yanovsky <yanov@il.ibm.com>
10253 Revital Eres <eres@il.ibm.com>
10255 PR tree-optimization/34263
10256 * tree-outof-ssa.c (process_single_block_loop_latch,
10257 contains_tree_r): New functions.
10258 (analyze_edges_for_bb): Call process_single_block_loop_latch
10259 function to empty single-basic-block latch block if possible.
10261 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
10263 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
10265 (ix86_emit_swsqrtsf): Do not filter out infinity for rsqrt expansion.
10267 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
10269 * c-omp.c (check_omp_for_incr_expr): Handle CONVERT_EXPR.
10271 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
10273 * config/mips/mips.c (mips_in_small_data_p): Reinstate size > 0 check.
10275 2008-01-05 Jakub Jelinek <jakub@redhat.com>
10277 PR tree-optimization/34618
10278 * tree-outof-ssa.c (create_temp): Copy over DECL_GIMPLE_REG_P
10281 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
10284 * config/i386/i386.c (ix86_emit_swsqrtsf): Swap input operands
10285 in the call to gen_rtx_NE. Remove unneeded VECTOR_MODE_P check.
10286 Update copyright year.
10288 * config/i386/i386.md (rsqrtsf2): Enable for TARGET_SSE_MATH.
10289 Update copyright year.
10290 * config/i386/sse.md (rsqrtv4sf2): Ditto. Unconditionally expand
10293 2008-01-05 Zhouyi Zhou <zhouzhouyi@FreeBSD.org>
10295 * tree-vrp.c (find_conditional_asserts): Remove redundant check that
10296 edge does not point to current bb before changing need_assert.
10298 2008-01-04 Richard Guenther <rguenther@suse.de>
10300 PR middle-end/34029
10301 * tree-cfg.c (verify_expr): Do not look inside ADDR_EXPRs
10302 for verifying purposes if they are is_gimple_min_invariant.
10304 2008-01-04 Aldy Hernandez <aldyh@redhat.com>
10306 PR tree-optimization/34448
10307 PR tree-optimization/34465
10308 * gimplify.c (gimplify_init_constructor): Add new parameter
10309 notify_temp_creation. Use it.
10310 (gimplify_modify_expr_rhs): Take volatiles into account when
10311 optimizing constructors.
10312 Do not optimize constructors if gimplify_init_constructor will dump to
10314 * gcc.dg/tree-ssa/pr32901.c: Tests const volatiles.
10315 * gcc.c-torture/compile/pr34448.c: New.
10317 2008-01-04 Jakub Jelinek <jakub@redhat.com>
10319 PR gcov-profile/34609
10320 * tree-inline.c (declare_return_variable): Set TREE_ADDRESSABLE on
10321 return_slot if result is TREE_ADDRESSABLE.
10323 2008-01-04 Richard Sandiford <rsandifo@nildram.co.uk>
10325 * config/mips/mips.md (sqrt_condition): Tweak comment.
10326 (recip_condition): Likewise. Require TARGET_FLOAT64 for DFmode.
10328 2008-01-03 Tom Tromey <tromey@redhat.com>
10331 * c-common.c (c_type_hash): Handle VLAs.
10333 2008-01-03 Jan Hubicka <jh@suse.cz>
10335 PR tree-optimization/31081
10336 * tree-inline.c (remap_ssa_name): Initialize uninitialized SSA vars to
10337 0 when inlining and not inlining to first basic block.
10338 (remap_decl): When var is initialized to 0, don't set default_def.
10339 (expand_call_inline): Set entry_bb.
10340 * tree-inline.h (copy_body_data): Add entry_bb.
10342 2008-01-03 Jakub Jelinek <jakub@redhat.com>
10345 * cgraphunit.c (cgraph_build_static_cdtor): set_cfun back to NULL
10348 PR tree-optimization/29484
10349 * tree-inline.c (inline_forbidden_p_2): New function.
10350 (inline_forbidden_p): Disallow inlining if some static var
10351 has an address of a local LABEL_DECL in its initializer.
10352 * doc/extend.texi (Labels as Values): Document &&foo behaviour
10355 2008-01-03 Sebastian Pop <sebastian.pop@amd.com>
10357 PR tree-optimization/34635
10358 * tree-data-ref.c (add_other_self_distances): Make sure that the
10359 evolution step is constant.
10361 2008-01-03 Jakub Jelinek <jakub@redhat.com>
10363 PR middle-end/34608
10364 * omp-low.c (expand_omp_parallel): Purge dead EH edges in the child fn.
10366 2008-01-02 Richard Sandiford <rsandifo@nildram.co.uk>
10368 * tree-sra.c (scalarize_init): Insert the generate_element_init
10369 statements after the generate_element_zero statements.
10371 2008-01-02 Richard Guenther <rguenther@suse.de>
10373 PR middle-end/34093
10374 PR middle-end/31976
10375 * tree-ssa-operands.c (ssa_operand_alloc): Also allocate a buffer
10376 for very large number of operands instead of ICEing.
10378 2008-01-02 Arthur Norman <acn1@cam.ac.uk>
10381 * config/i386/i386.c (ix86_expand_prologue): Save red-zone
10382 while stack probing.
10384 2008-01-01 Douglas Gregor <doug.gregor@gmail.com>
10386 * c-opts.c (sanitize_cpp_opts): Don't warn about "long long" when
10389 2008-01-01 Volker Reichelt <v.reichelt@netcologne.de>
10391 PR libmudflap/26442
10392 * tree-mudflap.c (mx_register_decls): Guard warning by
10393 !DECL_ARTIFICIAL check.
10395 2008-01-01 Jakub Jelinek <jakub@redhat.com>
10397 * config/i386/sse.md (sse5_pperm, sse5_pperm_pack_v2di_v4si,
10398 sse5_pperm_pack_v4si_v8hi, sse5_pperm_pack_v8hi_v16qi,
10399 sse5_perm<mode>): Fix constraints.