1 2008-05-23 Eric Botcazou <ebotcazou@adacore.com>
3 * expr.c (highest_pow2_factor) <BIT_AND_EXPR>: New case.
5 2008-05-23 Steven Munroe <sjmunroe@us.ibm.com>
7 * config/rs6000/darwin-ldouble.c (fmsub): Eliminate the full
8 PACK/UNPACK between FP_SUB_Q and FD_TRUNC so that the result
11 2008-05-23 Richard Guenther <rguenther@suse.de>
13 * tree-ssa-operands.c (mark_difference_for_renaming): Use
16 2008-05-23 Uros Bizjak <ubizjak@gmail.com>
17 Jakub Jelinek <jakub@redhat.com>
20 * configure.ac: Handle --enable-cld.
21 * configure: Regenerated.
22 * config.gcc: Add USE_IX86_CLD to tm_defines for x86 targets.
23 * config/i386/i386.h (struct machine_function): Add needs_cld field.
24 (ix86_current_function_needs_cld): New define.
25 * config/i386/i386.md (UNSPEC_CLD): New unspec volatile constant.
26 (cld): New isns pattern.
27 (strmov_singleop, rep_mov, strset_singleop, rep_stos, cmpstrnqi_nz_1,
28 cmpstrnqi_1, strlenqi_1): Set ix86_current_function_needs_cld flag.
29 * config/i386/i386.opt (mcld): New option.
30 * config/i386/i386.c (ix86_expand_prologue): Emit cld insn if
31 TARGET_CLD and ix86_current_function_needs_cld.
32 (override_options): Use -mcld by default for 32-bit code if
35 * doc/install.texi (Options specification): Document --enable-cld.
36 * doc/invoke.texi (Machine Dependent Options)
37 [i386 and x86-64 Options]: Add -mcld option.
38 (Intel 386 and AMD x86-64 Options): Document -mcld option.
40 2008-05-23 Kai Tietz <kai.tietz@onevison.com>
41 * config/i386/i386.c (return_in_memory_32): Add ATTRIBUTE_UNUSED.
42 (return_in_memory_64): Likewise.
43 (return_in_memory_ms_64): Likewise.
45 2008-05-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
47 * builtin-types.def (BT_FN_INT_INT_INT_INT_INT_INT_VAR): New.
48 * builtins.c (fold_builtin_fpclassify): New.
49 (fold_builtin_varargs): Handle BUILT_IN_FPCLASSIFY.
50 * builtins.def (BUILT_IN_FPCLASSIFY): New.
51 * c-common.c (handle_type_generic_attribute): Adjust to accept
52 fixed arguments before an elipsis.
53 (check_builtin_function_arguments): Handle BUILT_IN_FPCLASSIFY.
54 * doc/extend.texi: Document __builtin_fpclassify.
56 2008-05-22 Aldy Hernandez <aldyh@redhat.com>
58 * omp-low.c (gate_expand_omp_ssa): Remove.
59 (pass_expand_omp_ssa): Remove.
60 (gate_expand_omp): Do not check for flag_openmp_ssa.
61 * common.opt (-fopenmp-ssa): Remove.
62 * passes.c (init_optimization_passes): Remove pass_expand_omp_ssa.
64 2008-05-22 Kaz Kojima <kkojima@gcc.gnu.org>
66 * config/sh/sh.opt (mfixed-range): New option.
67 * config/sh/sh-protos.h (sh_fix_range): Declare.
68 * config/sh/sh.c (sh_fix_range): New function.
69 * config/sh/sh.h (sh_fixed_range_str): Declare.
70 (OVERRIDE_OPTIONS): Call sh_fix_range if sh_fixed_range_str
72 * doc/invoke.texi (SH Options): Document -mfixed-range.
74 2008-05-22 Kai Tietz <kai.tietz@onevision.com>
76 * config/i386/sol2-10.h (SUBTARGET_RETURN_IN_MEMORY): Undefine
77 it before the redeclaration.
79 2008-05-22 Anatoly Sokolov <aesok@post.ru>
81 * config/avr/avr.c (get_sequence_length): Add new function.
82 (expand_prologue, expand_epilogue): Remove duplicate code.
84 2008-05-22 Rafael Espindola <espindola@google.com>
86 * see.c (see_pre_insert_extensions): Use copy_rtx to avoid invalid rtx
89 2008-05-22 H.J. Lu <hongjiu.lu@intel.com>
91 * defaults.h (UNITS_PER_SIMD_WORD): Add scalar mode as argument.
92 * doc/tm.texi (UNITS_PER_SIMD_WORD): Likewise.
94 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Replace
95 UNITS_PER_SIMD_WORD with GET_MODE_SIZE (TYPE_MODE (vectype)).
96 (vect_update_misalignment_for_peel): Likewise.
97 (vector_alignment_reachable_p): Likewise.
98 * tree-vect-transform.c (vectorizable_load): Likewise.
99 * tree-vectorizer.c (vect_supportable_dr_alignment): Likewise.
100 (get_vectype_for_scalar_type): Pass mode of scalar_type
101 to UNITS_PER_SIMD_WORD.
103 * config/arm/arm.h (UNITS_PER_SIMD_WORD): Updated.
104 * config/i386/i386.h (UNITS_PER_SIMD_WORD): Likewise.
105 * config/mips/mips.h (UNITS_PER_SIMD_WORD): Likewise.
106 * config/rs6000/rs6000.h (UNITS_PER_SIMD_WORD): Likewise.
107 * config/sparc/sparc.h (UNITS_PER_SIMD_WORD): Likewise.
109 2008-05-22 Ira Rosen <irar@il.ibm.com>
111 PR tree-optimization/36293
112 * tree-vect-transform.c (vect_transform_strided_load): Don't check
113 if the first load must be skipped because of a gap.
115 2008-05-22 Richard Guenther <rguenther@suse.de>
117 * tree-dfa.c (refs_may_alias_p): Exit early if possible. Handle
118 more cases of offset disambiguation that is possible if
119 strict-aliasing rules apply.
120 * tree-ssa-loop-im.c (mem_refs_may_alias_p): Use refs_may_alias_p
121 for basic offset and type-based disambiguation.
123 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
125 * config/i386/i386.c (ix86_expand_vector_init_one_var): Use
126 ix86_expand_vector_set on V16QImode for SSE4.1.
128 2008-05-21 Tom Tromey <tromey@redhat.com>
130 * c.opt (Wimport): Mark as undocumented.
131 * doc/invoke.texi (Option Summary): Don't mention -Wimport or
133 (Warning Options): Likewise.
134 * doc/cppopts.texi: Don't mention -Wimport.
136 2008-05-21 Sebastian Pop <sebastian.pop@amd.com>
138 PR tree-optimization/36287
139 PR tree-optimization/36286
140 * lambda-code.c (build_access_matrix): Do not use the loop->num
141 for computing the number of induction variables: use the loop depth
144 2008-05-21 Kai Tietz <kai.tietz@onevision.com>
147 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Honor
148 option -f(no-)leading-underscore.
150 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
152 * config/i386/i386.c (ix86_expand_vector_init_general): Use
153 GET_MODE_NUNITS (mode).
155 2008-05-21 Peter Bergner <bergner@vnet.ibm.com>
157 * doc/invoke.texi: Add cpu_type's 464 and 464fp.
158 (-mmulhw): Add 464 to description.
160 * config.gcc: Handle --with-cpu=464 and --with-cpu=464fp.
161 * config/rs6000/rs6000.c (processor_target_table): Add 464 and
163 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add 464 and 464fp support.
164 * config/rs6000/t-fprules (MULTILIB_MATCHES_FLOAT): Include -mcpu=464.
165 * config/rs6000/rs6000.md: Update comments for 464.
167 2008-05-21 Janis Johnson <janis187@us.ibm.com>
169 * doc/sourcebuild.texi (Test Directives): Add dg-xfail-run-if.
171 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
173 * config/i386/sse.md (vec_extractv4sf): Removed.
174 (vec_extractv2df): Likewise.
175 (vec_extractv2di): Likewise.
176 (vec_extractv4si): Likewise.
177 (vec_extractv8hi): Likewise.
178 (vec_extractv16qi): Likewise.
179 (vec_extract<mode>): New.
181 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
183 * config/i386/sse.md (vec_setv4sf): Removed.
184 (vec_setv2df): Likewise.
185 (vec_setv2di): Likewise.
186 (vec_setv4si): Likewise.
187 (vec_setv8hi): Likewise.
188 (vec_setv16qi): Likewise.
189 (vec_set<mode>): New.
191 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
193 * config/i386/i386.c (ix86_expand_vector_init_general): Remove
194 goto for vec_concat and vec_interleave.
196 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
198 * config/i386/sse.md (vec_initv4sf): Removed.
199 (vec_initv2df): Likewise.
200 (vec_initv2di): Likewise.
201 (vec_initv4si): Likewise.
202 (vec_initv8hi): Likewise.
203 (vec_initv16qi): Likewise.
204 (vec_init<mode>): New.
206 2008-05-21 Joseph Myers <joseph@codesourcery.com>
208 * collect2.c (find_a_file): Use IS_ABSOLUTE_PATH.
210 2008-05-21 Tom Tromey <tromey@redhat.com>
212 * ggc-zone.c (lookup_page_table_if_allocated): New function.
213 (zone_find_object_offset): Likewise.
214 (gt_ggc_m_S): Likewise.
215 (highest_bit): Likewise.
216 * ggc-page.c (gt_ggc_m_S): New function.
217 * stringpool.c (string_stack): Remove.
218 (init_stringpool): Update.
219 (ggc_alloc_string): Use ggc_alloc.
220 (maybe_delete_ident): New function.
221 (ggc_purge_stringpool): Likewise.
222 (gt_ggc_m_S): Remove.
223 * ggc-common.c (ggc_protect_identifiers): New global.
224 (ggc_mark_roots): Call ggc_purge_stringpool. Use
225 ggc_protect_identifiers.
226 * ggc.h (ggc_protect_identifiers): Declare.
227 (gt_ggc_m_S): Update.
228 (ggc_purge_stringpool): Declare.
229 * toplev.c (compile_file): Set and reset ggc_protect_identifiers.
230 * gengtype.c (write_types_process_field) <TYPE_STRING>: Remove
232 (write_root): Cast gt_ggc_m_S to gt_pointer_walker.
234 2008-05-21 David S. Miller <davem@davemloft.net>
236 * config.gcc (sparc-*-linux*): Always include sparc/t-linux in
239 2008-05-21 Eric Botcazou <ebotcazou@adacore.com>
241 * cfgexpand.c (tree_expand_cfg): Zap the EH throw statement table
244 2008-05-20 David Daney <ddaney@avtrex.com>
246 * config/mips/mips.md (UNSPEC_SYNC_NEW_OP_12,
247 UNSPEC_SYNC_OLD_OP_12, UNSPEC_SYNC_EXCHANGE_12): New define_constants.
248 (UNSPEC_SYNC_EXCHANGE, UNSPEC_MEMORY_BARRIER, UNSPEC_SET_GOT_VERSION,
249 UNSPEC_UPDATE_GOT_VERSION): Renumber.
250 (optab, insn): Add 'plus' and 'minus' to define_code_attr.
251 (atomic_hiqi_op): New define_code_iterator.
252 (sync_compare_and_swap<mode>): Call mips_expand_atomic_qihi instead of
253 mips_expand_compare_and_swap_12.
254 (compare_and_swap_12): Use MIPS_COMPARE_AND_SWAP_12 instead of
255 MIPS_COMPARE_AND_SWAP_12_0. Pass argument to MIPS_COMPARE_AND_SWAP_12.
256 (sync_<optab><mode>, sync_old_<optab><mode>,
257 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
258 sync_new_nand<mode>): New define_expands for HI and QI mode operands.
259 (sync_<optab>_12, sync_old_<optab>_12, sync_new_<optab>_12,
260 sync_nand_12, sync_old_nand_12, sync_new_nand_12): New insns.
261 (sync_lock_test_and_set<mode>): New define_expand for HI and QI modes.
262 (test_and_set_12): New insn.
263 (sync_old_add<mode>, sync_new_add<mode>, sync_old_<optab><mode>,
264 sync_new_<optab><mode>, sync_old_nand<mode>,
265 sync_new_nand<mode>, sync_lock_test_and_set<mode>): Add early
266 clobber to operand 0 for SI and DI mode insns.
267 * config/mips/mips-protos.h (mips_gen_fn_6, mips_gen_fn_5,
268 mips_gen_fn_4): New typedefs.
269 (mips_gen_fn_ptrs): Define new union type.
270 (mips_expand_compare_and_swap_12): Remove declaration.
271 (mips_expand_atomic_qihi): Declare function.
272 * config/mips/mips.c (mips_expand_compare_and_swap_12): Rename to...
273 (mips_expand_atomic_qihi): ... this. Use new generator function
275 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP_12): Add OPS parameter.
276 (MIPS_COMPARE_AND_SWAP_12_0): Delete macro.
277 (MIPS_COMPARE_AND_SWAP_12_ZERO_OP,
278 MIPS_COMPARE_AND_SWAP_12_NONZERO_OP,
279 MIPS_SYNC_OP_12, MIPS_SYNC_OP_12_NOT_NOP,
280 MIPS_SYNC_OP_12_NOT_NOT, MIPS_SYNC_OLD_OP_12,
281 MIPS_SYNC_OLD_OP_12_NOT_NOP, MIPS_SYNC_OLD_OP_12_NOT_NOP_REG,
282 MIPS_SYNC_OLD_OP_12_NOT_NOT, MIPS_SYNC_OLD_OP_12_NOT_NOT_REG,
283 MIPS_SYNC_NEW_OP_12, MIPS_SYNC_NEW_OP_12_NOT_NOP,
284 MIPS_SYNC_NEW_OP_12_NOT_NOT, MIPS_SYNC_EXCHANGE_12,
285 MIPS_SYNC_EXCHANGE_12_ZERO_OP,
286 MIPS_SYNC_EXCHANGE_12_NONZERO_OP): New macros.
288 2008-05-20 H.J. Lu <hongjiu.lu@intel.com>
290 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Add
293 2008-05-20 Anatoly Sokolov <aesok@post.ru>
295 * config/avr/avr.h (machine_function): Add 'is_OS_main' field.
296 * config/avr/avr.c (avr_OS_main_function_p): Add new function.
297 (avr_attribute_table): Add 'OS_main' function attribute.
298 (avr_regs_to_save, expand_prologue, expand_epilogue): Handle
299 functions with 'OS_main' attribute.
301 2008-05-20 Richard Guenther <rguenther@suse.de>
303 PR tree-optimization/35204
304 * tree-ssa-sccvn.c (extract_and_process_scc_for_name): New
305 helper, split out from ...
306 (DFS): ... here. Make the DFS walk non-recursive.
308 2008-05-20 Sebastian Pop <sebastian.pop@amd.com>
309 Jan Sjodin <jan.sjodin@amd.com>
311 PR tree-optimization/36181
312 * tree-parloops.c (loop_has_vector_phi_nodes): New.
313 (parallelize_loops): Don't parallelize when the loop has vector
316 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
317 Sebastian Pop <sebastian.pop@amd.com>
319 * tree-loop-linear.c (gather_interchange_stats): Look in the access
320 matrix, and never look at the tree representation of the memory
322 (linear_transform_loops): Computes parameters and access matrices.
323 * tree-data-ref.c (compute_data_dependences_for_loop): Returns false
325 (access_matrix_get_index_for_parameter): New.
326 * tree-data-ref.h (struct access_matrix): New.
327 (AM_LOOP_NEST_NUM, AM_NB_INDUCTION_VARS, AM_PARAMETERS, AM_MATRIX,
328 AM_NB_PARAMETERS, AM_CONST_COLUMN_INDEX, AM_NB_COLUMNS,
329 AM_GET_SUBSCRIPT_ACCESS_VECTOR, AM_GET_ACCESS_MATRIX_ELEMENT,
330 am_vector_index_for_loop): New.
331 (struct data_reference): Add field access_matrix.
332 (DR_ACCESS_MATRIX): New.
333 (compute_data_dependences_for_loop): Update declaration.
334 (lambda_collect_parameters, lambda_compute_access_matrices): Declared.
335 * lambda.h (lambda_vector_vec_p): Declared.
336 * lambda-code.c: Depend on pointer-set.h.
337 (lambda_collect_parameters_from_af, lambda_collect_parameters,
338 av_for_af_base, av_for_af, build_access_matrix,
339 lambda_compute_access_matrices): New.
340 * Makefile.in (lambda-code.o): Depend on pointer-set.h.
342 2008-05-20 Joseph Myers <joseph@codesourcery.com>
344 * doc/install.texi2html: Generate gcc-vers.texi in $DESTDIR not
347 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
348 Sebastian Pop <sebastian.pop@amd.com>
350 PR tree-optimization/36206
351 * tree-scalar-evolution.c: Remove enum INSERT_SUPERLOOP_CHRECS,
353 (instantiate_scev_1): Rename flags to fold_conversions.
354 Do not check for INSERT_SUPERLOOP_CHRECS, keep SSA_NAMEs defined
355 outeside instantiation_loop.
356 * tree-chrec.h (evolution_function_is_affine_in_loop): New.
357 (evolution_function_is_affine_or_constant_p): Removed.
358 * tree-data-ref.c (dr_analyze_indices): Replace resolve_mixers with
360 (analyze_siv_subscript): Pass in the loop nest number.
361 Call evolution_function_is_affine_in_loop instead of
362 evolution_function_is_affine_p.
363 (analyze_overlapping_iterations): Pass in the loop nest number.
365 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
366 Sebastian Pop <sebastian.pop@amd.com>
368 PR tree-optimization/36206
369 * tree-chrec.h (chrec_fold_op): New.
370 * tree-data-ref.c (initialize_matrix_A): Traverse NOP_EXPR, PLUS_EXPR,
373 2008-05-20 Nathan Sidwell <nathan@codesourcery.com>
375 * c-incpath.c (INO_T_EQ): Do not define on non-inode systems.
377 (remove_duplicates): Do not set inode on non-inode systems.
380 2008-05-20 Sandra Loosemore <sandra@codesourcery.com>
382 * config.gcc (tm_file): Update comments about relative pathnames.
384 2008-05-20 Richard Guenther <rguenther@suse.de>
386 * tree-ssa-reassoc.c (fini_reassoc): Use the statistics infrastructure.
387 * tree-ssa-sccvn.c (process_scc): Likewise.
388 * tree-ssa-sink.c (execute_sink_code): Likewise.
389 * tree-ssa-threadupdate.c (thread_through_all_blocks): Likewise.
390 * tree-vrp.c (process_assert_insertions): Likewise.
391 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Likewise.
392 (perform_tree_ssa_dce): Likewise.
393 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Likewise.
394 (dump_dominator_optimization_stats): Likewise.
395 * tree-vectorizer.c (vectorize_loops): Likewise.
397 2008-05-20 Richard Guenther <rguenther@suse.de>
399 * tree-vn.c (vn_lookup_with_vuses): Do not use the alias oracle.
401 2008-05-20 Kai Tietz <kai.tietz@onevision.com>
403 * config/i386/i386-protos.h (ix86_return_in_memory): Removed.
404 (ix86_i386elf_return_in_memory): Likewise.
405 (ix86_i386interix_return_in_memory): Likewise.
406 * config/i386/i386-interix.h (TARGET_RETURN_IN_MEMORY): Removed.
407 (SUBTARGET_RETURN_IN_MEMORY): New.
408 * config/i386/i386elf.h: Likewise.
409 * config/i386/ptx4-i.h: Likewise.
410 * config/i386/sol2-10.h: Likewise.
411 * config/i386/sysv4.h: Likewise.
412 * config/i386/vx-common.h: Likewise.
413 * config/i386/i386.h (TARGET_RETURN_IN_MEMORY): Removed.
414 * config/i386/i386.c (ix86_return_in_memory): Made static and
415 make use of optional SUBTARGET_RETURN_IN_MEMORY macro.
416 (ix86_i386elf_return_in_memory): Removed.
417 (ix86_i386interix_return_in_memory): Removed.
418 (TARGET_RETURN_IN_MEMORY): Declared within i386.c only.
419 * target-def.h (TARGET_RETURN_IN_MEMORY): Remove protection #ifdef.
421 2008-05-20 Alexandre Oliva <aoliva@redhat.com>
423 * cselib.c (cselib_record_sets): Use correct mode for IF_THEN_ELSE.
425 2008-05-19 Xinliang David Li <davidxl@google.com>
427 * tree-ssa-dce.c: Revert patches of 2008-05-17 and 2008-05-18.
430 * doc/invoke.texi: Ditto.
432 2008-05-19 Eric Botcazou <ebotcazou@adacore.com>
434 * tree.c (substitute_in_expr) <tcc_vl_exp>: Fix thinko.
435 (substitute_placeholder_in_expr) <tcc_vl_exp>: Minor tweak.
437 2008-05-19 H.J. Lu <hongjiu.lu@intel.com>
439 * config/i386/i386.c (ix86_expand_vector_init_concat): Change
440 sizes of operand array from 8/4 to 4/2.
441 (ix86_expand_vector_init_general): Change size of operand array
442 from 32 to 16. Remove op0, op1 and half_mode.
444 2008-05-19 H.J. Lu <hongjiu.lu@intel.com>
446 * config/i386/i386.c (ix86_expand_vector_init_concat): New.
447 (ix86_expand_vector_init_interleave): Likewise.
448 (ix86_expand_vector_init_general): Use them. Assert word_mode
449 == SImode when n_words == 4.
451 2008-05-19 Uros Bizjak <ubizjak@gmail.com>
453 * config/i386/i386.c (ix86_secondary_reload): New static function.
454 (TARGET_SECONDARY_RELOAD): New define.
455 * config/i386/i386.h (SECONDARY_OUTPUT_RELOAD_CLASS): Remove.
456 * config/i386/i386.md (reload_outqi): Remove.
458 2008-05-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
461 * builtins.c (mathfn_built_in_1): Renamed from mathfn_built_in.
462 Add `implicit' parameter. Handle BUILT_IN_SIGNBIT.
463 (mathfn_built_in): Rewrite in terms of mathfn_built_in_1.
464 (fold_builtin_classify): Handle BUILT_IN_ISINF_SIGN.
465 (fold_builtin_1): Likewise.
466 * builtins.def (BUILT_IN_ISINF_SIGN): New.
467 c-common.c (check_builtin_function_arguments): Handle
469 * doc/extend.texi: Document __builtin_isinf_sign.
470 * fold-const.c (operand_equal_p): Handle COND_EXPR.
472 2008-05-18 Eric Botcazou <ebotcazou@adacore.com>
474 * tree-ssa-dom.c (tree_ssa_dominator_optimize): If some blocks need
475 EH cleanup at the end of the pass, search for those that have been
476 turned into forwarder blocks and do the cleanup on their successor.
478 2008-05-18 Richard Guenther <rguenther@suse.de>
480 * tree-cfg.c (verify_gimple_expr): Allow conversions from
481 pointers to sizetype and vice versa.
483 2008-05-18 Xinliang David Li <davidxl@google.com>
485 * gcc/tree-ssa-dce.c: Coding style fix.
486 (check_pow): Documentation comment.
487 (check_log): Documenation comment. Coding style fix.
488 (is_unnecessary_except_errno_call): Ditto.
489 (gen_conditions_for_pow): Ditto.
490 (gen_conditions_for_log): Ditto.
491 (gen_shrink_wrap_conditions): Ditto.
492 (shrink_wrap_one_built_in_calls): Ditto.
493 * gcc/doc/invoke.texi: Better documentation string.
494 * ChangeLog: Fix wrong change log entries from
495 May 17 checkin on function call DCE.
497 2008-05-17 Kaz Kojima <kkojima@gcc.gnu.org>
499 * config/sh/sh.c (sh_output_mi_thunk): Update the use of init_flow.
501 2008-05-17 Kenneth Zadeck <zadeck@naturalbridge.com>
503 * doc/rtl.texi (RTL_CONST_CALL_P, RTL_PURE_CALL_P): Fixed typos.
504 * df-problems.c (simulation routines): Fixed block comment to
505 properly say how to add forwards scanning functions.
507 2008-05-17 Eric Botcazou <ebotcazou@adacore.com>
509 * tree-inline.c (setup_one_parameter): Remove dead code.
511 2008-05-17 Eric Botcazou <ebotcazou@adacore.com>
513 * fold-const.c (fold_unary) <CASE_CONVERT>: Fold the cast into
514 a BIT_AND_EXPR only for an INTEGER_TYPE.
516 2008-05-17 Xinliang David Li <davidxl@google.com>
518 * gcc/tree-ssa-dce.c (cond_dead_built_in_calls): New static variable.
519 (check_pow, check_log, is_unnecessary_except_errno_call): New
520 functions to check for eliminating math functions that are pure
521 except for setting errno.
522 (gen_conditions_for_pow, gen_conditionas_for_log): New functions to
523 general condition expressions for shrink-wrapping pow/log calls.
524 (gen_shrink_wrap_conditions): Ditto.
525 (shrink_wrap_one_built_in_call): Ditto.
526 (shrink_wrap_conditional_dead_built_in_calls): Ditto.
527 (mark_operand_necessary): If debugging, output if OP is necessary.
528 (eliminate_unnecessary_stmts): Eliminate pow, log calls that are
530 * gcc/opts.c (decode_options): set flag_tree_builtin_dce to 1 when
532 * gcc/common.opt: New user flag -ftree-builtin-dce.
533 * gcc/doc/invoke.texi (-ftree-builtin-dce): New option.
535 2008-05-16 David S. Miller <davem@davemloft.net>
537 * config/sparc/linux.h (NO_PROFILE_COUNTERS): Undef before overriding.
538 * config/sparc/linux64.h (NO_PROFILE_COUNTERS): Likewise.
540 2008-05-16 Uros Bizjak <ubizjak@gmail.com>
543 * config/i386/i386.h (SECONDARY_MEMORY_NEEDED_MODE): New define.
545 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
547 * ifcvt.c (dead_or_predicable): Rename
548 df_simulate_one_insn_backwards to df_simulate_one_insn.
549 * recog.c (peephole2_optimize): Ditto.
550 * rtl-factoring.c (collect_pattern_seqs, clear_regs_live_in_seq):
552 * df.h: Rename df_simulate_one_insn_backwards to
553 df_simulate_one_insn. and delete df_simulate_one_insn_forwards.
554 * df-problems.c (df_simulate_artificial_refs_at_top) Reversed
555 scanning of defs and uses.
556 (df_simulate_one_insn_backwards): Renamed to df_simulate_one_insn.
557 (df_simulate_one_insn_forwards): Removed.
559 2008-05-16 Doug Kwan <dougkwan@google.com>
561 * real.c (real_to_decimal, real_to_hexadecimal): Distinguish
563 (real_from_string): Handle NaNs and Inf as approriate.
565 2008-05-16 Nathan Froyd <froydnj@codesourcery.com>
567 * doc/gty.texi (Source Files Containing Type Information): Note
568 that headers should appear first in the gtfiles list.
570 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
572 * tree.def (COND_EXEC): Properly documented this code.
574 2008-05-16 Diego Novillo <dnovillo@google.com>
576 * dwarf2asm.c (dw2_assemble_integer): Clarify comment.
577 * tree-nested.c (get_trampoline_type): Set DECL_CONTEXT for
580 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
582 * tree-ssa-dse (max_stmt_uid): Removed.
583 (get_stmt_uid, dse_possible_dead_store_p, dse_optimize_stmt,
584 tree_ssa_dse): Encapsulate all uses of stmt_ann->uid.
585 * tree-ssa-sccvn.c (compare_ops, init_scc_vn): Ditto.
586 * function.h (cfun.last_stmt_uid): New field.
587 * tree-flow-inline.h (set_gimple_stmt_uid, gimple_stmt_uid,
588 gimple_stmt_max_uid, set_gimple_stmt_max_uid, inc_gimple_stmt_max_uid):
590 * tree-dfa.c (renumber_gimple_stmt_uids): New function.
591 (create_stmt_ann): Initialize the ann->uid field.
592 * tree-ssa-pre.c (compute_avail): Encapsulate the stmt_ann->uid
594 * tree-flow.h (renumber_gimple_stmt_uids): New function.
596 2008-05-16 Nathan Froyd <froydnj@codesourcery.com>
598 * tree-flow.h (init_empty_tree_cfg_for_function): Declare.
599 * tree-cfg.c (init_empty_tree_cfg_for_function): Define.
600 (init_empty_tree_cfg): Call it.
602 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
604 * cfg.c (init_flow): Add argument THE_FUN. Use it instead of cfun.
607 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
609 * doc/invoke.text (-fdump-tree-*-verbose): New option.
610 * tree-dump.c (dump_options): New verbose option.
611 * tree-pretty-print.c (dump_phi_nodes, dump_generic_bb_buff):
613 * tree-pass.h (TDF_VERBOSE): New dump flag.
614 * print-tree.c (print_node): Added code to be able to print PHI_NODES.
615 (tree-flow.h): Added include.
616 * Makefile.in (print-tree.o): Added TREE_FLOW_H.
618 2008-05-16 Bernd Schmidt <bernd.schmidt@analog.com>
620 * config/bfin/bfin.c (bfin_discover_loops): Delete empty loops.
622 From Jie Zhang <jie.zhang@analog.com>
623 * config/bfin/t-bfin-elf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
624 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Remove mcpu=bf532-0.3,
625 mcpu=bf561-none and mcpu=bf561-0.2.
626 * config/bfin/t-bfin-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
627 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Likewise.
628 * config/bfin/t-bfin-linux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
629 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Likewise.
630 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add BFIN_CPU_UNKNOWN.
631 * config/bfin/elf.h (STARTFILE_SPEC): Use specific CRT for BF561.
632 (LIB_SPEC): Use proper linker script for bf561. Error if no mcpu
634 * config/bfin/bfin.c (bfin_cpu_type): Set to BFIN_CPU_UNKNOWN.
635 (cputype_selected): Remove.
636 (bfin_handle_option): Don't use cputype_selected.
637 (override_options): When no mcpu option, enable all workarounds.
638 Don't use bfin_workarounds.
639 * config/bfin/bfin.h (DRIVER_SELF_SPECS): Don't set default
641 (DEFAULT_CPU_TYPE): Don't define.
643 2008-05-16 Richard Guenther <rguenther@suse.de>
645 * tree-ssa-propagate.c (substitute_and_fold): Fix stmt walking
646 on deletion of the last stmt.
648 2008-05-15 H.J. Lu <hongjiu.lu@intel.com>
650 * config/i386/i386.c (ix86_expand_vector_init_general): Optimize
651 V8HImode for SSE2 and V16QImode for SSE4.1.
653 2008-05-15 Kenneth Zadeck <zadeck@naturalbridge.com>
655 * cgraph.h (compute_inline_parameters): Made public.
656 * tree-pass.h (ipa_opt_pass): Removed function_generate_summary,
657 variable_generate_summary, function_write_summary,
658 variable_write_summary, variable_read_summary. Added generate_summary,
659 write_summary, read_summary.
660 * cgraphunit.c (cgraph_process_new_functions): Changed call from
661 pass_ipa_inline.function_generate_summary, to
662 compute_inline_parameters.
663 * ipa-inline.c (compute_inline_parameters): Made public and added
665 (compute_inline_parameters_for_current): New function.
666 (pass_inline_param): Now calls compute_inline_parameters_for_current.
667 (inline_generate_summary): Removed parameter and made to loop over
669 (pass_ipa_inline): Updated for new IPA_PASS structure.
670 * passes.c (execute_ipa_summary_passes): Now is called once per
671 pass rather than once per node*pass.
673 2008-05-15 Anatoly Sokolov <aesok@post.ru>
675 * config/avr/avr.c (avr_base_arch_macro, avr_have_movw_lpmx_p,
676 avr_have_mul_p, avr_asm_only_p): Remove variables.
677 (avr_override_options): Remove initialization of removed variables.
678 (avr_file_start): Convert removed variables to fields of
679 'struct base_arch_s *avr_current_arch'.
680 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): (Ditto.).
681 (AVR_HAVE_MUL): (Ditto.).
682 (AVR_HAVE_MOVW): (Ditto.).
683 (AVR_HAVE_LPMX): (Ditto.).
684 (avr_base_arch_macro, avr_have_movw_lpmx_p, avr_have_mul_p,
685 avr_asm_only_p): Remove declaration.
687 2008-05-15 Diego Novillo <dnovillo@google.com>
689 * config/arm/arm.c (arm_return_in_memory): Fix return type.
690 * config/arm/arm-protos.h (arm_return_in_memory): Likewise.
692 2008-05-15 Adam Nemet <anemet@caviumnetworks.com>
695 * combine.c (check_conversion): Rename back to check_promoted_subreg.
696 Don't call record_truncated_value from here.
697 (record_truncated_value): Turn it into a for_each_rtx callback.
698 (record_truncated_values): New function.
699 (combine_instructions): Call note_uses with record_truncated_values.
700 Change name of check_conversion to check_promoted_subreg.
702 2008-05-15 Janis Johnson <janis187@us.ibm.com>
704 * doc/sourcebuild.texi: Document support for torture tests.
706 2008-05-15 Uros Bizjak <ubizjak@gmail.com>
708 * config/i386/sse.md (*vec_concatv2sf_sse4_1): Add "m" constraint
709 to alternative 4 of operand 2.
711 2008-05-15 Richard Guenther <rguenther@suse.de>
713 * tree-pass.h (current_pass): Declare.
714 (get_pass_for_id): Likewise.
715 * passes.c (passes_by_id, passes_by_id_size): New globals.
716 (set_pass_for_id): New function.
717 (get_pass_for_id): Likewise.
718 (register_one_dump_file): Use set_pass_for_id to populate passes_by_id.
719 (execute_function_todo): Flush per function statistics.
720 * toplev.c (compile_file): Init statistics.
721 (general_init): Do early statistics initialization.
722 (finalize): Finish statistics.
723 * statistics.h (statistics_early_init): Declare.
724 (statistics_init): Likewise.
725 (statistics_fini): Likewise.
726 (statistics_fini_pass): Likewise.
727 (statistics_counter_event): Likewise.
728 (statistics_histogram_event): Likewise.
729 * statistics.c: New file.
730 * Makefile.in (OBJS-common): Add statistics.o.
731 (statistics.o): Add dependencies.
732 * doc/invoke.texi (-fdump-statistics): Document.
734 * tree-ssa-pre.c (compute_antic): Use statistics_histogram_event.
736 (execute_pre): Use statistics_counter_event.
737 * tree-ssa-propagate.c (struct prop_stats_d): Add num_dce field.
738 (substitute_and_fold): Increment it. Use statistics_counter_event.
740 2008-05-15 Diego Novillo <dnovillo@google.com>
742 http://gcc.gnu.org/ml/gcc-patches/2008-05/msg00893.html
744 * treestruct.def (TS_STRUCT_FIELD_TAG): Remove.
745 * tree-ssa-alias.c (new_type_alias): Remove references to
746 sub-variables from comment.
747 * tree-ssa-operands.c (swap_tree_operands): Likewise.
749 2008-05-15 H.J. Lu <hongjiu.lu@intel.com>
751 * config/i386/sse.md (*vec_concatv2sf_sse4_1): Set prefix_extra
752 attribute to 1 only for insertps alternative.
754 2008-05-15 Bernd Schmidt <bernd.schmidt@analog.com>
756 * config/bfin/bfin.md (loadbytes): New pattern.
757 * config/bfin/bfin.c (enum bfin_builtins): Add BFIN_BUILTIN_LOADBYTES.
758 (bfin_init_builtins): Initialize it.
759 (bdesc_1arg): Add it.
761 2008-05-15 Sa Liu <saliu@de.ibm.com>
763 * testsuite/gfortran.dg/c_kind_int128_test1.f03: New.
764 * testsuite/gfortran.dg/c_kind_int128_test2.f03: New.
765 * testsuite/lib/target-supports.exp: Add
766 check_effective_target_fortran_integer_16.
768 2008-05-15 Bernd Schmidt <bernd.schmidt@analog.com>
770 * config/bfin/bfin.h (TARGET_RETURN_IN_MEMORY): Don't define here.
771 * config/bfin/bfin-protos.h (bfin_return_in_memory): Don't declare.
772 * config/bfin/bfin.c (bfin_return_in_memory): Now static. Return bool.
773 (TARGET_RETURN_IN_MEMORY): Define.
775 2008-05-15 Richard Guenther <rguenther@suse.de>
778 * tree-ssa-alias.c (new_type_alias): Do not set TREE_READONLY.
779 * tree-flow-inline.h (unmodifiable_var_p): Memory tags never
780 represent unmodifiable vars.
782 2008-05-15 Richard Guenther <rguenther@suse.de>
784 * tree-dfa.c (refs_may_alias_p): Allow all kinds of
785 INDIRECT_REF and TARGET_MEM_REF.
786 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
789 2008-05-15 Uros Bizjak <ubizjak@gmail.com>
790 H.J. Lu <hongjiu.lu@intel.com>
792 * config/i386/sse.md (*vec_concatv2sf_sse4_1): New insn pattern.
793 (*vec_concatv2si_sse4_1): Use vector_move_operand predicate
794 for operand 2. Remove pinsr{q,d} with 0x0 immediate operand from
795 insn alternatives. Add missing alternatives.
796 (*vec_concatv2di_rex64_sse4_1): Likewise.
797 (*vec_concatv2si_sse2): Use "x" register constraint instead of "Y2".
798 (*vec_concatv2di_rex64_sse): Rename from *vec_concatv2di_rex64.
801 2008-05-15 Richard Guenther <rguenther@suse.de>
803 PR tree-optimization/36009
804 PR tree-optimization/36204
805 * tree-ssa-loop-im.c (tree-ssa-propagate.h): Include.
806 (determine_invariantness_stmt): Record the loop a store is
808 * Makefile.in (tree-ssa-loop-im.o): Add tree-ssa-propagate.h
811 2008-05-15 Richard Guenther <rguenther@suse.de>
813 PR tree-optimization/34330
814 * tree-ssa-alias.c (get_smt_for): Only assert that accesses
815 through the pointer will alias the SMT.
817 2008-05-14 Andreas Tobler <a.tobler@schweiz.org>
819 * config/sparc/sparc.h (NO_PROFILE_COUNTERS): Define as 0.
821 2008-05-14 H.J. Lu <hongjiu.lu@intel.com>
823 * config/i386/sse.md (*sse4_1_pinsrq): Make it 64bit only.
825 2008-05-14 Michael Meissner <michael.meissner@amd.com>
826 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
828 * optabs.h (optab_index): Add OTI_vashl, OTI_vlshr, OTI_vashr,
829 OTI_vrotl, OTI_vrotr to support vector/vector shifts.
830 (vashl_optab): New optab for vector/vector shifts.
831 (vashr_optab): Ditto.
832 (vlshr_optab): Ditto.
833 (vrotl_optab): Ditto.
834 (vrotr_optab): Ditto.
835 (optab_subtype): New enum for optab_for_tree_code call.
836 (optab_for_tree_code): Add enum optab_subtype argument.
838 * optabs.c (optab_for_tree_code): Take an additional argument to
839 distinguish between a vector shift by a scalar and vector shift by
840 a vector. Make lshr/ashr/ashl/rotl/rotr optabs just vector
841 shifted by a scalar. Use vlshr/vashr/vashl/vrotl/vrotr for the
842 vector shift by a vector.
843 (expand_widen_pattern_expr): Pass additional argument to
846 * genopinit.c (optabs): Add vashr_optab, vashl_optab, vlshr_optab,
847 vrotl_optab, vrotr_optab.
849 * expr.c (expand_expr_real_1): Update calls to
850 optab_for_tree_code to distinguish between vector shifted by a
851 scalar and vector shifted by a vector.
852 * tree-vectorizer.c (supportable_widening_operation): Ditto.
853 (supportable_narrowing_operation): Ditto.
854 * tree-vect-analyze.c (vect_build_slp_tree): Ditto.
855 * tree-vect-patterns.c (vect_pattern_recog_1): Ditto.
856 * tree-vect-transform.c (vect_model_reduction_cost): Ditto.
857 (vect_create_epilog_for_reduction): Ditto.
858 (vectorizable_reduction): Ditto.
859 (vectorizable_operation): Ditto.
860 (vect_strided_store_supported): Ditto.
861 (vect_strided_load_supported): Ditto.
862 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
863 * expmed.c (expand_shift): Ditto.
865 * doc/md.texi (ashl@var{m}3): Document that operand 2 is always a
867 (ashr@var{m}3): Ditto.
868 (vashl@var{m}3): Document new vector/vector shift standard name.
869 (vashr@var{m}3): Ditto.
870 (vlshr@var{m}3): Ditto.
871 (vrotl@var{m}3): Ditto.
872 (vrotr@var{m}3): Ditto.
874 * config/i386/i386.md (PPERM_SRC): Move PPERM masks here from i386.c.
875 (PPERM_INVERT): Ditto.
876 (PPERM_REVERSE): Ditto.
877 (PPERM_REV_INV): Ditto.
881 (PPERM_INV_SIGN): Ditto.
885 * config/i386/sse.md (mulv2di3): Add SSE5 support.
886 (sse5_pmacsdql_mem): New SSE5 define_and_split that temporarily
887 allows a memory operand to be the value being added, and split it
888 to improve vectorization.
889 (sse5_pmacsdqh_mem): Ditto.
890 (sse5_mulv2div2di3_low): SSE5 32-bit multiply and extend function.
891 (sse5_mulv2div2di3_high): Ditto.
892 (vec_pack_trunc_v8hi): Add SSE5 pperm support.
893 (vec_pack_trunc_v4si): Ditto.
894 (vec_pack_trunc_v2di): Ditto.
895 (sse5_pcmov_<mode>): Remove code that tried to use use
896 andps/andnps instead of pcmov.
897 (vec_widen_smult_hi_v4si): If we have SSE5, use the pmacsdql and
898 pmacsdqh instructions.
899 (vec_widen_smult_lo_v4si): Ditto.
901 * config/i386/i386.c (PPERM_SRC): Move PPERM masks to i386.md.
902 (PPERM_INVERT): Ditto.
903 (PPERM_REVERSE): Ditto.
904 (PPERM_REV_INV): Ditto.
908 (PPERM_INV_SIGN): Ditto.
911 (ix86_expand_sse_movcc): Move the SSE5 test after the if
913 (ix86_expand_int_vcond): If SSE5 generate all possible integer
915 (ix86_sse5_valid_op_p): Allow num_memory to be negative, which
916 says ignore whether the last reference is a memory operand.
918 2008-05-14 Michael Meissner <michael.meissner@amd.com>
919 Paolo Bonzini <bonzini at gnu dot org>
921 * config/rs6000/rs6000.c (bdesc_2arg): Change the names of vector
924 * config/rs6000/altivec.md (vashl<mode>3): Rename from ashl<mode>3.
925 (vlshr<mode>3): Rename from vlshr<mode>3.
926 (vashr<mode>3): Rename from vashr<mode>3.
927 (mulv4sf3): Change the names of vector shift patterns.
931 * config/spu/spu.c (spu_initialize_trampoline): Rename vector
934 * config/spu/spu-builtins.def (SI_SHLH): Rename vector shift insns.
959 * config/spu/spu.md (v): New iterator macro to add v for vector types.
960 (floatunssidf2_internal): Change vector/vector shift names.
961 (floatunsdidf2_internal): Ditto.
968 (vashl<mode>3): Rename from ashl<mode>3.
969 (vashr<mode>3): Rename from ashr<mode>3.
970 (vlshr<mode>3): Rename from lshr<mode>3.
971 (vrotl<mode>3): Rename from rotl<mode>3.
973 2008-05-14 Michael Meissner <michael.meissner@amd.com>
976 * config/i386/sse.md (vec_widen_smult_hi_v4si): Delete, using unsigned
977 multiply gives the wrong value when doing widening multiplies.
978 (vec_widen_smult_lo_v4si): Ditto.
980 2008-05-14 Kenneth Zadeck <zadeck@naturalbridge.com>
982 * optabs.c (prepare_cmp_insn): Changed LCT_PURE_MAKE_BLOCK to
983 LCT_PURE and LCT_CONST_MAKE_BLOCK to LCT_CONST in calls to
984 emit_library_call_value.
985 * builtins.c (expand_builtin_powi, expand_builtin_memcmp): Ditto.
986 * tree.h (ECF_LIBCALL_BLOCK): Removed.
987 * calls.c (initialize_argument_information, precompute_arguments,
988 expand_call, emit_library_call_value_1): Remove ECF_LIBCALL_BLOCK.
989 (precompute_arguments): Removed flags parameter.
990 * rtl.h (LCT_CONST_MAKE_BLOCK, LCT_PURE_MAKE_BLOCK): Removed.
992 2008-05-14 Richard Guenther <rguenther@suse.de>
994 * tree-ssa-dse.c (dse_possible_dead_store_p): Remove dead code.
995 Make sure to register the store if the use is a PHI_NODE.
997 2008-05-14 Olivier Hainque <hainque@adacore.com>
999 * expr.c (expand_expr_real_1) <normal_inner_ref>: Force op0 to
1000 memory if the component is to be referenced in BLKmode according
1001 to get_inner_reference.
1003 2008-05-14 Adam Nemet <anemet@caviumnetworks.com>
1005 * calls.c (emit_library_call_value_1): Restore code clearing
1006 ECF_LIBCALL_BLOCK to ensure that we only call end_sequence once.
1008 2008-05-14 Olivier Hainque <hainque@adacore.com>
1009 Nicolas Roche <roche@adacore.com>
1011 * configure.ac: Add support for a "gcc_subdir" variable in
1012 config-lang.in, to denote a subdirectory where the language/GCC
1013 integration files are to be found.
1014 * configure: Regenerate.
1016 2008-05-14 Ira Rosen <irar@il.ibm.com>
1018 PR tree-optimization/36098
1019 * tree-vect-analyze.c (vect_analyze_group_access): Set the gap
1020 value for the first load in the group in case of a gap.
1021 (vect_build_slp_tree): Check that there are no gaps in loads.
1023 2008-05-14 Kenneth Zadeck <zadeck@naturalbridge.com>
1025 * doc/rtl.texi: Removed reference to REG_NO_CONFLICT notes.
1026 * optabs.c (expand_binop, expand_absneg_bit, expand_unop,
1027 expand_copysign_bit, ): Change call to emit_no_conflict_block to
1028 emit_insn and remove unneeded code to construct extra args.
1029 (emit_no_conflict_block): Removed.
1030 * optabls.h: (emit_no_conflict_block): Removed.
1031 * cse.c (cse_extended_basic_block): Remove search for
1032 REG_NO_CONFLICT note.
1033 * global.c: Removed incorrect comment added in revision 117.
1034 * expr.c (convert_move): Change call to emit_no_conflict_block to
1036 * recog.c: Change comments so that they do not mention
1038 * local_alloc.c (combine_regs): Removed last parameter.
1039 (no_conflict_p): Removed.
1040 (block_alloc): Removed note, no_conflict_combined_regno and set
1041 local vars. Removed all code to process REG_NO_CONFLICT blocks.
1042 (combine_regs): Removed already_dead and code to look for
1043 REG_NO_CONFLICT notes.
1044 * lower_subreg (remove_retval_note): Removed code to look for
1045 REG_NO_CONFLICT block.
1046 (resolve_reg_notes): Removed REG_NO_CONFLICT case.
1047 (resolve_clobber): Remove code to process libcalls that have
1048 REG_NO_CONFLICT notes.
1049 * loop_invariant.c (find_invariant_insn): Removed REG_NO_CONFLICT
1051 * combine.c (can_combine_p, distribute_notes): Removed
1052 REG_NO_CONFLICT case.
1053 * config/cris/cris.md (movdi pattern): Changed emit_no_conflict_block
1055 * config/mn10300/mn10300.md (absdf2, negdf2 patterns): Ditto.
1056 * config/m68k/m68k.md (negdf2, negxf2, absdf2, absxf2 patterns):
1058 * reg-notes.def (NO_CONFLICT): Removed.
1060 2008-05-14 David S. Miller <davem@davemloft.net>
1062 * config/sparc/sparc.c (sparc_profile_hook): If
1063 NO_PROFILE_COUNTERS, don't generate and pass a label into mcount.
1064 * config/sparc/linux.h (NO_PROFILE_COUNTERS): Define as 1.
1065 * config/sparc/linux64.h (NO_PROFILE_COUNTERS): Likewise.
1067 2008-05-14 Andreas Krebbel <krebbel1@de.ibm.com>
1069 * cse.c (cse_cc_succs): Invoke delete_insn_and_edges.
1071 2008-05-13 Uros Bizjak <ubizjak@gmail.com>
1074 * config/i386/i386.c (ix86_expand_vector_init_general): Rearrange op0
1075 and op1 expansion before vector concat to have less live pseudos.
1077 2008-05-13 H.J. Lu <hongjiu.lu@intel.com>
1079 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
1080 ix86_expand_vector_set if supported.
1082 2008-05-13 Diego Novillo <dnovillo@google.com>
1083 Kenneth Zadeck <zadeck@naturalbridge.com>
1085 http://gcc.gnu.org/ml/gcc-patches/2008-05/msg00748.html
1087 * tree.h (init_phinodes, fini_phinodes, release_phi_node,
1088 phinodes_print_statistics, init_ssanames, fini_ssanames,
1089 make_ssa_name, duplicate_ssa_name, duplicate_ssa_name_ptr_info,
1090 release_ssa_name, release_defs, replace_ssa_name_symbol,
1091 ssanames_print_statistics): Move ...
1092 * tree-flow.h: ... here.
1093 * tree-ssanames.c (init_ssanames): Add arguments FN and SIZE.
1094 Use FN instead of cfun.
1095 (make_ssa_name_fn): Rename from make_ssa_name.
1096 (pass_release_ssa_names): Add TODO_dump_func to finish flags.
1097 * tree-flow-inline.h (make_ssa_name): Move from
1098 tree-ssanames.c. Convert to static inline. Call make_ssa_name_fn.
1099 * omp-low.c (expand_omp_parallel):
1100 * tree-flow-inline.h (redirect_edge_var_map_result):
1101 * tree-ssa.c (init_tree_ssa): Add argument FN.
1102 Use it instead of cfun. Update all users.
1104 2008-05-13 Tom Tromey <tromey@redhat.com>
1106 PR preprocessor/22168:
1107 * doc/cpp.texi (Top): Update menu.
1108 (Alternatives to Wrapper #ifndef): New node.
1109 (Other Directives): Document deprecation.
1110 (Obsolete Features): Remove menu.
1111 (Assertions): Merge node into Obsolete Features.
1112 (Obsolete once-only headers): Move earlier; rename to Alternatives
1114 * doc/cppopts.texi: Update.
1115 * c.opt (Wdeprecated): Enable for C and ObjC.
1116 * doc/invoke.texi (Option Summary): Move -Wno-deprecated.
1117 (C++ Dialect Options): Move -Wno-deprecated from here to...
1118 (Warning Options): ... here.
1120 2008-05-13 Richard Guenther <rguenther@suse.de>
1123 * fold-const.c (fold_sign_changed_comparison): Do not allow
1124 changes in pointer-ness.
1126 2008-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
1129 * config/sh/sh.c (sh_expand_prologue): Don't clear
1130 RTX_FRAME_RELATED_P for push insns.
1132 2008-05-12 Andy Hutchinson <hutchinsonandy@aim.com>
1134 * config/avr/avr.h (MAX_OFILE_ALIGNMENT): Define.
1136 2008-05-12 Anatoly Sokolov <aesok@post.ru>
1138 * config/avr/avr.h (machine_function): Add 'is_leaf' field.
1139 * config/avr/avr.c (avr_regs_to_save): Compute 'machine->is_leaf'.
1140 Use 'machine->is_leaf' instead of 'leaf_func_p'.
1142 2008-05-12 H.J. Lu <hongjiu.lu@intel.com>
1144 * config/i386/sse.md (*sse_concatv4sf): Renamed to ...
1145 (*vec_concatv4sf_sse): This.
1146 (*sse2_concatv2si): Renamed to ...
1147 (*vec_concatv2si_sse2): This.
1148 (*sse1_concatv2si): Renamed to ...
1149 (*vec_concatv2si_sse): This.
1150 (*vec_concatv2di_rex): Renamed to ...
1151 (*vec_concatv2di_rex64): This.
1152 (*vec_concatv2si_sse4_1): New.
1153 (*vec_concatv2di_rex64_sse4_1): Likewise.
1155 2008-05-12 Uros Bizjak <ubizjak@gmail.com>
1157 PR rtl-optimization/36111
1158 * recog.c (validate_replace_rtx_1): Unshare new RTL expression
1159 that was created for swappable operands.
1161 2008-05-12 Samuel Tardieu <sam@rfc1149.net>
1164 * Makefile.in: Substitute GNATMAKE and GNATBIND.
1165 * configure.ac: Add call to ACX_PROG_GNAT.
1167 2008-05-11 Volker Reichelt <v.reichelt@netcologne.de>
1169 * optc-gen.awk: Fix comment typo.
1171 2008-05-11 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
1173 * pretty-print.c (pp_integer_with_precision): Use
1174 HOST_LONG_LONG_FORMAT.
1176 2008-05-10 Kenneth Zadeck <zadeck@naturalbridge.com>
1178 * gcse.c (store_killed_in_insn): Negated call to RTL_CONST_CALL_P.
1180 2008-05-10 H.J. Lu <hongjiu.lu@intel.com>
1182 * config/i386/i386.c (bdesc_ptest): Removed.
1183 (ix86_builtin_type): Add INT_FTYPE_V2DI_V2DI_PTEST.
1184 (bdesc_args): Add __builtin_ia32_ptestz128,
1185 __builtin_ia32_ptestc128 and __builtin_ia32_ptestnzc128.
1186 (ix86_init_mmx_sse_builtins): Updated.
1187 (ix86_expand_args_builtin): Handle INT_FTYPE_V2DI_V2DI_PTEST.
1188 (ix86_expand_builtin): Updated.
1190 2008-05-10 Richard Sandiford <rdsandiford@googlemail.com>
1192 * tree-cfg.c (valid_fixed_convert_types_p): New function.
1193 (verify_gimple_expr): Handle FIXED_CONVERT_EXPR.
1195 2008-05-10 Uros Bizjak <ubizjak@gmail.com>
1197 * value-prof.c (interesting_stringop_to_profile): Do not
1198 return early for BUILT_IN_MEMPCPY.
1200 2008-05-09 H.J. Lu <hongjiu.lu@intel.com>
1202 * calls.c (expand_call): Don't use callgraph to increase
1203 preferred_stack_boundary.
1205 * cgraph.h (cgraph_rtl_info): Use unsigned on
1206 preferred_incoming_stack_boundary.
1208 * final.c (rest_of_clean_state): Use unsigned on
1209 preferred_stack_boundary.
1211 2008-05-09 Tom Tromey <tromey@redhat.com>
1213 PR preprocessor/22231:
1214 * c-opts.c (sanitize_cpp_opts): Disallow -MG if compilation is
1217 2008-05-09 Uros Bizjak <ubizjak@gmail.com>
1219 PR tree-optimization/36129
1220 * tree-ssa-ccp.c: Include value-prof.h.
1221 (execute_fold_all_builtins): Call gimple_remove_stmt_histograms if
1222 built-in function was folded to a constant.
1223 * Makefile.in (tree-ssa-ccp.c): Depend on value-prof.h
1225 2008-05-09 Jan Sjodin <jan.sjodin@amd.com>
1226 Sebastian Pop <sebastian.pop@amd.com>
1228 * tree-scalar-evolution.c: Document instantiate_scev.
1229 (instantiate_parameters_1): Renamed instantiate_scev_1.
1230 Don't use the same loop for instantiation_loop and evolution_loop.
1231 (instantiate_scev): New.
1232 (instantiate_parameters): Moved...
1233 (resolve_mixers): Update call to instantiate_scev_1 to pass the
1234 same loop twice. Maintains the semantics for this function.
1235 * tree-scalar-evolution.h (instantiate_scev): Declare.
1236 (instantiate_parameters): ...here. Now static inline.
1237 * tree-data-ref.c (dr_analyze_indices): Call instantiate_scev
1238 instead of resolve_mixers.
1240 2008-05-09 Maxim Kuvyrkov <maxim@codesourcery.com>
1242 * rtl-factoring.c (collect_pattern_seqs): Fix typo.
1244 2008-05-09 Tomas Bily <tbily@suse.cz>
1246 * config/pa/pa.c (reloc_needed): Use CASE_CONVERT.
1247 * tree-cfg.c (verify_expr, verify_gimple_expr): Likewise.
1248 * tree-ssa-structalias.c (get_constraint_for): Likewise.
1249 * c-common.c (c_common_truthvalue_conversion): Likewise.
1250 * tree-object-size.c (compute_object_offset): Likewise.
1251 * tree-inline.c (estimate_num_insns_1): Likewise.
1252 * varasm.c (const_hash_1, compare_constant, copy_constant)
1253 (compute_reloc_for_constant, output_addressed_constants)
1254 (initializer_constant_valid_p): Likewise.
1255 * c-omp.c (check_omp_for_incr_expr): Likewise.
1256 * gimplify.c (gimplify_expr): Likewise.
1257 * c-typeck.c (c_finish_return): Likewise.
1258 * tree-vectorizer.c (supportable_widening_operation)
1259 (supportable_narrowing_operation): Likewise.
1260 * c-pretty-print.c (pp_c_cast_expression, pp_c_expression): Likewise.
1261 * matrix-reorg.c (can_calculate_expr_before_stmt): Likewise.
1262 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
1263 * dwarf2out.c (loc_descriptor_from_tree_1, add_bound_info)
1264 (descr_info_loc): Likewise.
1265 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Likewise.
1266 * fold-const.c (operand_equal_p, make_range, extract_muldiv_1)
1267 (fold_unary): Likewise.
1268 * builtins.c (get_pointer_alignment): Likewise.
1269 * tree-scalar-evolution.c (interpret_rhs_modify_stmt)
1270 (instantiate_parameters_1): Likewise.
1271 * tree.c (expr_align, stabilize_reference): Likewise.
1272 * tree-pretty-print.c (dump_generic_node, op_prio): Likewise.
1273 * tree-ssa-loop-niter.c (derive_constant_upper_bound): Likewise.
1274 * convert.c (strip_float_extensions): Use CONVERT_EXPR_P.
1275 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Likewise.
1276 * config/alpha/alpha.c (va_list_skip_additions): Likewise.
1277 * c-common.c (c_alignof_expr, check_function_arguments_recurse):
1279 * tree-ssa.c (tree_ssa_useless_type_conversion): Likewise.
1280 * varasm.c (initializer_constant_valid_p, output_constant): Likewise.
1281 * tree-ssa-forwprop.c (get_prop_source_stmt, can_propagate_from)
1282 (forward_propagate_addr_expr_1, forward_propagate_addr_expr)
1283 (forward_propagate_comparison)
1284 (tree_ssa_forward_propagate_single_use_vars): Likewise.
1285 * cfgexpand.c (discover_nonconstant_array_refs_r): Likewise.
1286 * emit-rtl.c (component_ref_for_mem_expr)
1287 (set_mem_attributes_minus_bitpos): Likewise.
1288 * tree-ssa-phiopt.c (conditional_replacement): Likewise.
1289 * gimplify.c (gimplify_conversion, goa_lhs_expr_p, gimplify_expr):
1291 * c-typeck.c (default_function_array_conversion, build_indirect_ref)
1292 (build_function_call, pointer_diff, build_compound_expr)
1293 (c_finish_return): Likewise.
1294 * tree-vect-analyze.c (vect_determine_vectorization_factor): Likewise.
1295 * matrix-reorg.c (get_inner_of_cast_expr, may_flatten_matrices_1):
1297 * tree-ssa-ifcombine.c (recognize_single_bit_test): Likewise.
1298 * expr.c (is_aligning_offset): Likewise.
1299 * tree-ssa-alias.c (is_escape_site): Likewise.
1300 * tree-stdarg.c (va_list_counter_bump, check_va_list_escapes)
1301 (check_all_va_list_escapes): Likewise.
1302 * tree-ssa-loop-ivopts.c (determine_base_object)
1303 (determine_common_wider_type): Likewise.
1304 * dojump.c (do_jump): Likewise.
1305 * tree-ssa-sccvn.c (simplify_unary_expression): Likewise.
1306 * tree-gimple.c (is_gimple_cast): Likewise.
1307 * fold-const.c (decode_field_reference, )
1308 (fold_sign_changed_comparison, fold_unary, fold_comparison)
1309 (fold_binary): Likewise.
1310 * tree-ssa-alias-warnings.c (find_alias_site_helper)
1311 (already_warned_in_frontend_p): Likewise.
1312 * builtins.c (get_memory_rtx, fold_builtin_next_arg): Likewise.
1313 * tree.c (really_constant_p, get_unwidened): Likewise.
1314 * tree-ssa-loop-niter.c (expand_simple_operations): Likewise.
1315 * tree-ssa-loop-im.c (rewrite_bittest): Likewise.
1316 * tree-vrp.c (register_edge_assert_for_2, register_edge_assert_for_1):
1318 * tree.h (STRIP_NOPS, STRIP_SIGN_NOPS, STRIP_TYPE_NOPS): Use
1320 (CONVERT_EXPR_P): Define.
1321 (CASE_CONVERT): Define.
1323 2008-05-08 Kenneth Zadeck <zadeck@naturalbridge.com>
1326 * dce.c (deletable_insn_p): Do not delete calls if df_in_progress.
1327 (delete_unmarked_insns): When deleting a call, call
1328 delete_unreachable_blocks.
1329 * rtl.texi (RTL_CONST_CALL_P, RTL_PURE_CALL_P,
1330 RTL_CONST_OR_PURE_CALL_P, RTL_LOOPING_CONST_OR_PURE_CALL_P): Fixed doc.
1332 2008-05-08 Richard Guenther <rguenther@suse.de>
1334 * doc/invoke.texi (-fdump-tree-salias): Remove documentation.
1335 (-ftree-salias): Likewise.
1336 (salias-max-implicit-fields): Remove param documentation.
1337 (salias-max-array-elements): Likewise.
1338 * tree-pass.h (pass_create_structure_vars): Remove.
1339 * params.h (SALIAS_MAX_IMPLICIT_FIELDS): Remove.
1340 (SALIAS_MAX_ARRAY_ELEMENTS): Likewise.
1341 * tree-ssa-alias.c (create_structure_vars): Remove.
1342 (gate_structure_vars): Likewise.
1343 (pass_create_structure_vars): Likewise.
1344 (gate_build_alias): Likewise.
1345 (pass_build_alias): Adjust to run always and dump the function.
1346 * common.opt (ftree-salias): Hide.
1347 * passes.c (init_optimization_passes): Remove
1348 pass_create_structure_vars, adjust comment.
1349 * params.def (PARAM_SALIAS_MAX_IMPLICIT_FIELDS): Remove.
1350 (PARAM_SALIAS_MAX_ARRAY_ELEMENTS): Likewise.
1351 * opts.c (decode_options): Do not set flag_tree_salias.
1352 (common_handle_option): Add OPT_ftree_salias to the backward
1353 compatibility section.
1355 2008-05-08 Richard Guenther <rguenther@suse.de>
1357 * tree-flow-inline.h (var_can_have_subvars): Move ...
1358 * tree-ssa-structalias.c (var_can_have_subvars): ... here.
1359 * tree-flow.h (var_can_have_subvars): Remove.
1360 (push_fields_onto_fieldstack): Remove.
1361 (sort_fieldstack): Likewise.
1362 (struct fieldoff): Move ...
1363 * tree-ssa-structalias.c (struct fieldoff): ... here. Remove
1364 alias_set and base_for_components fields.
1365 (sort_fieldstack): Make static.
1366 (push_fields_onto_fieldstack): Likewise. Remove code that
1367 handles anything but RECORD_TYPEs. Remove alias_set and
1368 base_for_components handling.
1369 (create_variable_info_for): Adjust.
1371 2008-05-08 Seongbae Park <seongbae.park@gmail.com>
1373 * common.opt (Wframe-larger-than=): Shorten the help message
1375 * doc/invoke.texi (Wframe-larger-than=): Add more description.
1377 2008-05-08 Rafael Espindola <espindola@google.com>
1379 * tree-complex.c (expand_complex_div_wide): Don't create CONDs that
1381 * tree-gimple.c (is_gimple_condexpr): Check that the expression doesn't
1382 trap and that both operands are gimple values.
1383 (canonicalize_cond_expr_cond): Use is_gimple_condexpr.
1384 * gcc/tree-eh.c (tree_could_trap_p): Correctly detect if a comparison
1387 2008-05-08 Richard Sandiford <rsandifo@nildram.co.uk>
1389 * read-rtl.c (join_c_conditions): Return the first string if the
1390 two strings are equal.
1392 2008-05-08 Richard Sandiford <rsandifo@nildram.co.uk>
1394 * gensupport.h (pred_data): Add a "num_codes" field.
1395 (add_predicate_code): Declare.
1396 * gensupport.c (add_predicate_code): New function.
1397 (std_pred_table): Add an "allows_const_p" field.
1398 (std_preds): Set this field for predicates that allow RTX_CONST_OBJs.
1399 Remove the (incomplete) list of such codes from the codes field.
1400 (init_predicate_table): Use add_predicate_code. Add all
1401 RTX_CONST_OBJs if allows_const_p is true.
1402 * genrecog.c (process_define_predicate): Use add_predicate_code.
1404 2008-05-08 David Daney <ddaney@avtrex.com>
1405 Richard Sandiford <rsandifo@nildram.co.uk>
1407 * config/mips/mips.md (mips_expand_compare_and_swap_12): Handle
1408 special case of constant zero operands.
1409 * config/mips/mips.c (mips_expand_compare_and_swap_12): Zero extend
1410 old and new values. Special case constant zero values.
1411 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP): Skip 'sync' if compare
1413 (MIPS_COMPARE_AND_SWAP_12): Handle constant zero operands.
1414 (MIPS_COMPARE_AND_SWAP_12_0): New macro.
1416 2008-05-08 Paolo Bonzini <bonzini@gnu.org>
1419 * simplify-rtx.c (simplify_plus_minus): Create CONST of
1420 similar RTX_CONST_OBJ before CONST_INT.
1422 2008-05-08 Steve Ellcey <sje@cup.hp.com>
1424 * stmt.c (expand_stack_restore): Change sa mode if needed.
1426 2008-05-08 Richard Guenther <rguenther@suse.de>
1428 * config/i386/i386-protos.h (ix86_return_in_memory): Adjust
1429 return type to bool.
1430 (ix86_sol10_return_in_memory): Likewise.
1431 (ix86_i386elf_return_in_memory): Likewise.
1432 (ix86_i386interix_return_in_memory): Likewise.
1433 * config/i386/i386.c (ix86_return_in_memory): Likewise.
1434 (ix86_sol10_return_in_memory): Likewise.
1435 (ix86_i386elf_return_in_memory): Likewise.
1436 (ix86_i386interix_return_in_memory): Likewise.
1438 2008-05-08 Kai Tietz <kai.tietz@onevision.com>
1441 * calls.c (compute_argument_block_size ): Add ATTRIBUTE_UNUSED to
1443 (emit_library_call_value_1): Add ATTRIBUTE_UNUSED to variable fndecl.
1444 * target-def.h: Check that TARGET_RETURN_IN_MEMORY isn't
1447 2008-05-08 Richard Guenther <rguenther@suse.de>
1449 * tree-data-ref.c (dr_analyze_alias): Do not set DR_SUBVARS.
1450 * tree-data-ref.h (struct dr_alias): Remove subvars field.
1451 (DR_SUBVARS): Remove.
1452 * tree-dfa.c (dump_subvars_for): Remove.
1453 (debug_subvars_for): Likewise.
1454 (dump_variable): Do not dump subvars.
1455 (remove_referenced_var): Do not remove subvars.
1456 * tree-flow-inline.h (clear_call_clobbered): SFTs no longer exist.
1457 (lookup_subvars_for_var): Remove.
1458 (get_subvars_for_var): Likewise.
1459 (get_subvars_at): Likewise.
1460 (get_first_overlapping_subvar): Likewise.
1461 (overlap_subvar): Likewise.
1462 * tree-flow.h (subvar_t): Remove.
1463 (struct var_ann_d): Remove subvars field.
1464 * tree-ssa-alias.c (mark_aliases_call_clobbered): Remove queued
1465 argument. Remove special handling of SFTs.
1466 (compute_tag_properties): Likewise.
1467 (set_initial_properties): Likewise.
1468 (compute_call_clobbered): Likewise.
1469 (count_mem_refs): Likewise.
1470 (compute_memory_partitions): Likewise.
1471 (compute_flow_insensitive_aliasing): Likewise.
1472 (setup_pointers_and_addressables): Likewise.
1473 (new_type_alias): Likewise.
1474 (struct used_part): Remove.
1475 (used_portions): Likewise.
1476 (struct used_part_map): Likewise.
1477 (used_part_map_eq): Likewise.
1478 (used_part_map_hash): Likewise.
1479 (free_used_part_map): Likewise.
1480 (up_lookup): Likewise.
1481 (up_insert): Likewise.
1482 (get_or_create_used_part_for): Likewise.
1483 (create_sft): Likewise.
1484 (create_overlap_variables_for): Likewise.
1485 (find_used_portions): Likewise.
1486 (create_structure_vars): Likewise.
1487 * tree.def (STRUCT_FIELD_TAG): Remove.
1488 * tree.h (MTAG_P): Adjust.
1489 (struct tree_memory_tag): Remove base_for_components and
1490 unpartitionable flags.
1491 (struct tree_struct_field_tag): Remove.
1492 (SFT_PARENT_VAR): Likewise.
1493 (SFT_OFFSET): Likewise.
1494 (SFT_SIZE): Likewise.
1495 (SFT_NONADDRESSABLE_P): Likewise.
1496 (SFT_ALIAS_SET): Likewise.
1497 (SFT_UNPARTITIONABLE_P): Likewise.
1498 (SFT_BASE_FOR_COMPONENTS_P): Likewise.
1499 (union tree_node): Remove sft field.
1500 * alias.c (get_alias_set): Remove special handling of SFTs.
1501 * print-tree.c (print_node): Remove handling of SFTs.
1502 * tree-dump.c (dequeue_and_dump): Likewise.
1503 * tree-into-ssa.c (mark_sym_for_renaming): Likewise.
1504 * tree-nrv.c (dest_safe_for_nrv_p): Remove special handling of SFTs.
1505 * tree-predcom.c (set_alias_info): Do not set subvars.
1506 * tree-pretty-print.c (dump_generic_node): Do not handle SFTs.
1507 * tree-ssa-loop-ivopts.c (get_ref_tag): Likewise.
1508 * tree-ssa-operands.c (access_can_touch_variable): Likewise.
1509 (add_vars_for_offset): Remove.
1510 (add_virtual_operand): Remove special handling of SFTs.
1511 (add_call_clobber_ops): Likewise.
1512 (add_call_read_ops): Likewise.
1513 (get_asm_expr_operands): Likewise.
1514 (get_modify_stmt_operands): Likewise.
1515 (get_expr_operands): Likewise.
1516 (add_to_addressable_set): Likewise.
1517 * tree-ssa.c (verify_ssa_name): Do not handle SFTs.
1518 * tree-tailcall.c (suitable_for_tail_opt_p): Likewise.
1519 * tree-vect-transform.c (vect_create_data_ref_ptr): Do not set subvars.
1520 * tree.c (init_ttree): Remove STRUCT_FIELD_TAG initialization.
1521 (tree_code_size): Remove STRUCT_FIELD_TAG handling.
1522 (tree_node_structure): Likewise.
1523 * tree-ssa-structalias.c (set_uids_in_ptset): Remove special
1525 (find_what_p_points_to): Likewise.
1527 2008-05-08 Sa Liu <saliu@de.ibm.com>
1529 * config/spu/spu.md: Fixed subti3 pattern.
1531 2008-05-08 Richard Guenther <rguenther@suse.de>
1534 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Make
1535 sure to create a representative for trailing arrays for PTA.
1537 2008-05-08 Richard Guenther <rguenther@suse.de>
1540 * fold-const.c (operand_equal_p): Two objects which types
1541 differ in pointerness are not equal.
1543 2008-05-08 Kai Tietz <kai.tietz@onevision.com>
1545 * calls.c (compute_argument_block_size): Add argument tree fndecl.
1546 (OUTGOING_REG_PARM_STACK_SPACE): Add function type argument.
1547 (emit_library_call_value_1): Add new variable fndecl initialized by
1548 NULL_TREE. It should be the decl type of orgfun, but this information
1549 seems not to be available here, so it uses the default calling abi.
1550 * config/arm/arm.c (arm_return_in_memory): Add fntype argumen.
1551 * config/arm/arm.h (RETURN_IN_MEMORY): Replace RETURN_IN_MEMORY
1552 by TARGET_RETURN_IN_MEMORY.
1553 * config/i386/i386-interix.h: Likewise.
1554 * config/i386/i386.h: Likewise.
1555 * config/i386/i386elf.h: Likewise.
1556 * config/i386/ptx4-i.h: Likewise.
1557 * config/i386/sol2-10.h: Likewise.
1558 * config/i386/sysv4.h: Likewise.
1559 * config/i386/vx-common.h: Likewise.
1560 * config/cris/cris.h: Removed #if 0 clause.
1561 * config/arm/arm-protos.h (arm_return_in_memory): Add fntype argument.
1562 * config/i386/i386-protos.h (ix86_return_in_memory): Add fntype
1564 (ix86_sol10_return_in_memory): Likewise.
1565 (ix86_i386elf_return_in_memory): New.
1566 (ix86_i386interix_return_in_memory): New.
1567 * config/mt/mt-protos.h (mt_return_in_memory): New.
1568 * config/mt/mt.c: Likewise.
1569 * config/mt/mt.h (OUTGOING_REG_PARM_STACK_SPACE): Add FNTYPE argument.
1570 (RETURN_IN_MEMORY): Replace by TARGET_RETURN_IN_MEMORY.
1571 * config/bfin/bfin.h: Likewise.
1572 * config/bfin/bfin-protos.h (bfin_return_in_memory): Add fntype
1574 * config/bfin/bfin.c: Likewise.
1575 * config/pa/pa.h (OUTGOING_REG_PARM_STACK_SPACE): Add FNTYPE argument.
1576 * config/alpha/unicosmk.h: Likewise.
1577 * config/i386/cygming.h: Likewise.
1578 * config/iq2000/iq2000.h: Likewise.
1579 * config/mips/mips.h: Likewise.
1580 * config/mn10300/mn10300.h: Likewise.
1581 * config/rs6000/rs6000.h: Likewise.
1582 * config/score/score.h: Likewise.
1583 * config/spu/spu.h: Likewise.
1584 * config/v850/v850.h: Likewise.
1585 * defaults.h: Likewise.
1586 * doc/tm.texi (OUTGOING_REG_PARM_STACK_SPACE): Adjust documentation.
1587 * expr.c (emit_block_move): Adjust use of
1588 OUTGOING_REG_PARM_STACK_SPACE.
1589 * function.c (STACK_DYNAMIC_OFFSET): Adjust use of
1590 OUTGOING_REG_PARM_STACK_SPACE.
1591 * targhooks.c (default_return_in_memory): Remove RETURN_IN_MEMORY.
1593 2008-05-08 Jakub Jelinek <jakub@redhat.com>
1595 * tree-parloops.c (create_parallel_loop): Set OMP_RETURN_NOWAIT
1596 on OMP_RETURN for OMP_FOR.
1599 * dwarf2out.c (dw_expand_expr, common_check): Removed.
1600 (fortran_common): New function.
1601 (gen_variable_die): Call fortran_common instead of common_check,
1602 adjust for it returning tree instead of rtx. Formatting.
1604 2008-05-07 Kenneth Zadeck <zadeck@naturalbridge.com>
1608 * see.c (see_copy_insn): Copy new pure const attributes for new call.
1609 * c-decl.c (merge_decls): Ditto.
1610 * postreload.c (record_opr_changes): Change CONST_OR_PURE_CALL_P
1611 to RTL_CONST_OR_PURE_CALL_P.
1612 * tree.c (define_local_buitin): Rename DECL_IS_PURE to DECL_PURE_P.
1613 Initialized DECL_LOOPING_CONST_PURE.
1614 (process_call_operands): Set tree_side_effects properly.
1615 * tree.h (TREE_READONLY_DECL_P): Removed.
1616 (DECL_IS_PURE): Renamed to DECL_PURE_P.
1617 (DECL_LOOPING_OR_CONST_P): New macro.
1618 (struct tree_function_decl): Added looping_const_or_pure_p.
1620 (ECF_LOOPING_OR_CONST_P): New macro.
1621 * rtlanal.c (pure_const_p): Removed.
1622 * builtins.c (expand_builtin): Rename DECL_IS_PURE to DECL_PURE_P.
1623 * reorg.c (delete_prior_computation) Changed CONST_OR_PURE_CALL_P
1624 to RTL_CONST_CALL_P.
1625 * ipa-pure-const.c (pure_const_state_e): Added looping field.
1626 (check_decl, check_tree, check_call, scan_function): Initialize
1628 (analyze_function): Rename DECL_IS_PURE to DECL_PURE_P.
1629 (static_execute): Set looping true for recursive functions.
1630 Undo setting state to IPA_NEITHER for recursive functions.
1632 * ifcvt.c (noce_can_store_speculate_p): Changed
1633 CONST_OR_PURE_CALL_P and pure_call_p to RTL_CONST_CALL_P or
1634 RTL_CONST_OR_PURE_CALL_P.
1635 * dse.c (scan_insn): Ditto.
1636 * local-alloc.c (validate_equiv_mem, memref_used_between_p): Ditto.
1637 * gcse.c (oprs_not_seen_p) Changed CONST_OR_PURE_CALL_P to
1638 RTL_CONST_OR_PURE_CALL_P.
1639 (store_killed_in_insn): Changed CONST_OR_PURE_CALL_P and
1640 pure_call_p to RTL_CONST_CALL_P.
1641 * gimplify.c (gimplify_call_expr): Clear side effects for
1642 non-looping pure and constant calls.
1643 * calls.c (emit_call_1): Set rtl flags from ecf flags.
1644 (flags_from_decl_or_type): Set ecf flags from decl flags.
1645 (initialize_argument_information): Turn off
1646 ECF_LOOPING_CONST_OR_PURE when turning off ECF_CONST.
1647 Change const to pure if callee_copies is true rather than just
1649 (expand_call): Turn off ECF_LOOPING_PURE_CONST_CALL and remove old
1650 way of marking pure calls.
1651 (emit_library_call_value_1): Turn off ECF_LOOPING_PURE_CONST_CALL.
1652 Remove hack that was supposed to fix pr7335 and remove old
1653 way of marking pure calls.
1654 * emit-rtl.c (emit_copy_of_insn_after): Copy RTL_CONST_CALL_P,
1655 RTL_PURE_CALL_P, RTL_LOOPING_CONST_OR_PURE_CALL_P.
1656 * cselib.c (cselib_process_insn): Changed CONST_OR_PURE_CALL_P to
1657 RTL_CONST_OR_PURE_CALL_P.
1658 * tree-ssa-pre.c (can_value_number_call): Fixed spacing.
1659 * loop-invariant.c (find_exits, find_invariant_bb): Changed
1660 CONST_OR_PURE_CALL_P to RTL_CONST_OR_PURE_CALL_P.
1661 * sched-deps.c (schedule_analyze): Ditto.
1662 * rtl.h (struct rtx_def): Use call field, unchanging field, and
1663 return_val field of calls to represent pure and const function info.
1664 (CONST_OR_PURE_CALL_P): Deleted macro.
1665 (RTL_CONST_CALL_P, RTL_PURE_CALL_P,
1666 RTL_LOOPING_CONST_OR_PURE_CALL_P, RTL_CONST_OR_PURE_P): New macros.
1667 * tree-inline.c (copy_body_r): Changed TREE_READONLY_DECL_P to
1669 * tree-optimize.c (execute_fixup_cfg): Added test for
1670 ECF_LOOPING_CONST_OR_PURE.
1671 * c-common.c (handle_pure_attribute): Changed DECL_IS_PURE to
1673 * tree-cfg.c (update_call_expr_flags): Do not clear tree side
1674 effects for looping pure or const calls.
1675 (verify_gimple_expr): Added verification code.
1676 * config/alpha/alpha.c (alpha_legitimize_address,
1677 alpha_emit_xfloating_libcall): Changed CONST_OR_PURE_CALL_P to
1679 * config/s390/s390.c (s390_emit_tls_call_insn): Ditto.
1680 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Ditto.
1681 * config/mips/mips.c (mips_call_tls_get_addr): Ditto.
1682 * cfgrtl.c (need_fake_edge_p): Changed CONST_OR_PURE_CALL_P to
1683 RTL_CONST_OR_PURE_CALL_P.
1684 * dce.c (deletable_insn_p): Allow non looping, non sibling, pure
1685 and const calls to be deleted.
1687 2008-05-07 Uros Bizjak <ubizjak@gmail.com>
1690 * config/i386/mmx.md (mmx_subv2sf3): New expander.
1691 (*mmx_subv2sf3): Rename from mmx_subv2sf3 insn pattern.
1692 (*mmx_eqv2sf3): Rename from mmx_eqv2sf3 insn pattern.
1693 (mmx_eqv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
1694 to handle nonimmediate operands.
1695 (*mmx_paddwd): Rename from mmx_paddwd insn pattern.
1696 (mmx_paddwd): New expander. Use ix86_fixup_binary_operands_no_copy
1697 to handle nonimmediate operands.
1698 (*mmx_pmulhrwv4hi3): Rename from mmx_pmulhrwv4hi3 insn pattern.
1699 (mmx_pmulhrwv4hi3): New expander. Use
1700 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
1701 (*sse2_umulv1siv1di3): Rename from sse2_umulv1siv1di3 insn pattern.
1702 (sse2_umulv1siv1di3): New expander. Use
1703 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
1704 (*mmx_eq<mode>3): Rename from mmx_eq<mode>3 insn pattern.
1705 (mmx_eq<mode>3): New expander. Use
1706 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
1707 (*mmx_uavgv8qi3): Rename from mmx_uavgv8qi3 insn pattern.
1708 (mmx_uavgv8qi3): New expander. Use
1709 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
1710 (*mmx_uavgv4hi3): Rename from mmx_uavgv4hi3 insn pattern.
1711 (mmx_uavgv4hi3): New expander. Use
1712 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
1714 * config/i386/sse.md
1715 (sse_movhlps_exp): New expander. Use ix86_fixup_binary_operands
1716 to handle nonimmediate operands.
1717 (sse_movlhps_exp): New expander. Use ix86_fixup_binary_operands
1718 to handle nonimmediate operands.
1719 (sse_loadhps_exp): New expander. Use ix86_fixup_binary_operands
1720 to handle nonimmediate operands.
1721 (sse_loadlps_exp): New expander. Use ix86_fixup_binary_operands
1722 to handle nonimmediate operands.
1723 (sse2_unpckhpd_exp): New expander. Use
1724 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
1725 (sse2_unpcklpd_exp): New expander. Use
1726 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
1727 (sse_loadhpd_exp): New expander. Use ix86_fixup_binary_operands
1728 to handle nonimmediate operands.
1729 (sse_loadlpd): New expander. Use ix86_fixup_binary_operands
1730 to handle nonimmediate operands.
1731 (*sse2_<plusminus_insn><mode>3): Rename from
1732 sse2_<plusminus_insn><mode>3 insn pattern.
1733 (sse2_<plusminus_insn><mode>3): New expander. Use
1734 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
1735 (*sse2_umulv2siv2di3): Rename from sse2_umulv2siv2di3 insn pattern.
1736 (sse2_umulv2siv2di3): New expander. Use
1737 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
1738 (*sse4_1_mulv2siv2di3): Rename from sse4_1_mulv2siv2di3 insn pattern.
1739 (sse4_1_mulv2siv2di3): New expander. Use
1740 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
1741 (*sse2_pmaddwd): Rename from sse2_pmaddwd insn pattern.
1742 (sse2_pmaddwd): New expander. Use
1743 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
1744 (*sse2_eq<mode>3): Rename from sse2_eq<mode>3 insn pattern.
1745 (sse2_eq<mode>3): New expander. Use
1746 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
1747 (*sse4_1_eqv2di3): Rename from sse4_1_eqv2di3 insn pattern.
1748 (sse4_1_eqv2di3): New expander. Use
1749 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
1750 (*sse2_uavgv16qi3): Rename from sse2_uavgv16qi3 insn pattern.
1751 (sse2_uavgv16qi3): New expander. Use
1752 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
1753 (*sse2_uavgv16qi3): Rename from sse2_uavgv16qi3 insn pattern.
1754 (sse2_uavgv16qi3): New expander. Use
1755 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
1756 (*sse2_uavgv8hi3): Rename from sse2_uavgv8hi3 insn pattern.
1757 (sse2_uavgv8hi3): New expander. Use
1758 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
1759 (*ssse3_pmulhrswv8hi3): Rename from ssse3_pmulhrswv8hi3 insn pattern.
1760 (ssse3_pmulhrswv8hi3): New expander. Use
1761 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
1762 (*ssse3_pmulhrswv4hi3): Rename from ssse3_pmulhrswv4hi3 insn pattern.
1763 (ssse3_pmulhrswv4hi3): New expander. Use
1764 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
1766 (<sse>_vm<plusminus_insn><mode>3): Do not use ix86_binary_operator_ok.
1767 (<sse>_vmmul<mode>3): Ditto.
1768 (divv4sf3): Do not use ix86_fixup_binary_operands_no_copy.
1770 (ssse3_pmaddubsw128): Use register_operand for operand 1.
1771 (ssse3_pmaddubsw): Ditto.
1773 * config/i386/i386.c (struct_builtin_description)
1774 [IX86_BUILTIN_LOADHPS]: Use CODE_FOR_sse_loadhps_exp.
1775 [IX86_BUILTIN_STOREHPS]: Use CODE_FOR_sse_loadlps_exp.
1776 [IX86_BUILTIN_LOADHPD]: Use CODE_FOR_sse2_loadhpd_exp.
1777 [IX86_BUILTIN_LOADLPD]: Use CODE_FOR_sse2_loadlpd_exp.
1778 [IX86_BUILTIN_MOVHLPS]: Use CODE_FOR_sse_movhlps_exp.
1779 [IX86_BUILTIN_MOVLHPS]: Use CODE_FOR_sse_movlhps_exp.
1780 [IX86_BUILTIN_UNPCKHPD]: Use FOR_sse2_unpckhpd_exp.
1781 [IX86_BUILTIN_UNPCKLPD]: Use FOR_sse2_unpcklpd_exp.
1782 (ix86_fixup_binary_operands): Assert that src1
1783 and src2 must have the same mode when swapped.
1784 (ix86_expand_binop_builtin): Do not use ix86_fixup_binary_operands
1785 and ix86_binary_operator_ok. Do not force operands in registers
1788 2008-05-07 Jan Hubicka <jh@suse.cz>
1790 * cgraph.c (dump_cgraph_node): Update.
1791 * cgraph.h (cgraph_local_info): Break out inline summary.
1792 * cgraphunit.c (cgraph_process_new_functions): Use inliner analysis
1794 * ipa-inline (inline_summary): New accestor function.
1795 (cgraph_clone_inlined_nodes, cgraph_check_inline_limits,
1796 cgraph_decide_inlining, compute_inline_parameters): Update.
1797 * ipa.c (cgraph_remove_unreachable_nodes): Remove statistics.
1799 2008-05-07 Maxim Kuvyrkov <maxim@codesourcery.com>
1801 Cleanup ColdFire scheduling support and add V4 pipeline model.
1803 * config/m68k/m68k.md (UNSPEC_TIE): New constant.
1804 (define_attr cpu): Add cfv4 value.
1805 (define_attr type, define_attr type1): Merge into a single 'type'
1806 attribute. Update all uses.
1807 (define_attr opx_type, define_attr opy_type, define_attr opx_access):
1808 Rearrange and update. Rename value 'reg' to 'Rn', add value 'FPn'.
1810 (define_attr opx_mem, define_attr opy_mem): Remove.
1811 (define_attr op_mem): Clean up, update comment.
1812 (define_attr size): Use specific values instead of general int.
1813 (define_attr guess, define_attr split): Remove. Update all uses.
1814 (movdf_internal, tstsi_internal, tsthi_internal, tstqi_internal,
1815 tst<mode>_68881, pushexthisi_const, movsi_const0_68000_10,
1816 movsi_const0_68040_60, movsi_const0, movsi_cf, movstrictqi_cf,
1817 zero_extendhisi2_cf, zero_extendqisi2_cfv4, cfv4_extendhisi2,
1818 68k_extendhisi2, extendqihi2, cfv4_extendqisi2, 68k_extendqisi2,
1819 floatsi<mode>2_68881, ftrunc<mode>2_68881, ftrunc<mode>2_cf,
1820 fix<mode>qi2_68881, fix<mode>hi2_68881, fix<mode>si2_68881,
1821 adddi_dishl32, addsi3_5200, add<mode>3_floatsi_68881,
1822 add<mode>3_floathi_68881, add<mode>3_floatqi_68881,
1823 add<mode>3_68881, add<mode>3_cf, subdi_dishl32, subsi3,
1824 sub<mode>3_floatsi_68881, sub<mode>3_floathi_68881,
1825 sub<mode>3_floatqi_68881, sub<mode>3_68881, sub<mode>3_cf,
1826 mulhi3, mulhisi3, mulhisisi3_s, mulsi3_68020, mulsi3_cf,
1827 umulhisi3, mulhisisi3_z, mul<mode>3_floatsi_68881,
1828 mul<mode>3_floathi_68881, mul<mode>3_floatqi_68881, fmul<mode>3_cf,
1829 div<mode>3_cf, sqrt<mode>2_cf, abs<mode>2_cf, clzsi2,
1830 one_cmplsi2_5200, subreghi1ashrdi_const32, ashrsi3, lshrsi3,
1831 bsetmemqi, bsetmemqi_ext, bclrmemqi, bclrmemqi_ext,
1832 beq, bne, bgt, blt, bordered, bunordered, buneq, bunge, bungt, bunle,
1833 bunlt, bltgt, tablejump_internal, call, non_symbolic_call_value,
1834 symbolic_call_value_jsr, symbolic_call_value_bsr, link):
1835 Update or set attributes.
1836 (stack_tie): New fake instruction.
1838 * config/m68k/m68k.h (TUNE_CFV4): New macro.
1839 (m68k_sched_attr_size): Update declaration.
1840 (m68k_sched_attr_type2): Remove.
1841 (m68k_sched_address_bypass_p, m68k_sched_indexed_address_bypass_p):
1842 Declare new bypass predicates.
1844 * config/m68k/m68k.c (m68k_sched_issue_rate,
1845 m68k_sched_first_cycle_multipass_dfa_lookahead): Declare hook
1847 (TARGET_SCHED_ISSUE_RATE,
1848 TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD): Override hooks.
1849 (override_options): Handle scheduling for ColdFire V4 core.
1850 (m68k_expand_prologue): Emit stack_tie.
1851 (enum attr_op_type): Split value 'OP_TYPE_REG' to 'OP_TYPE_RN' and
1852 'OP_TYPE_FPN'. Update all uses.
1853 (sched_guess_p): Remove.
1854 (sched_address_type): Handle symbolic addresses.
1855 (sched_get_operand): New static function.
1856 (sched_operand_type): Merge into sched_attr_op_type.
1857 (sched_attr_op_type): Handle FP registers, handle quick constants,
1859 (m68k_sched_attr_opx_type, m68k_sched_attr_opy_type): Update.
1860 (m68k_sched_attr_size): Update. Move logic to ...
1861 (sched_get_attr_size_int): New static function.
1862 (sched_get_opxy_mem_type): New static function.
1863 (m68k_sched_attr_op_mem): Update.
1864 (m68k_sched_attr_type2): Remove.
1865 (sched_cfv4_bypass_data): New static variable.
1866 (m68k_sched_adjust_cost): Handle ColdFire V4 bypass.
1867 (m68k_sched_issue_rate): Implement scheduler hook.
1868 (struct _sched_ib: enabled_p): New field.
1869 (m68k_sched_variable_issue): Update. Handle V4.
1870 (SCHED_DUMP_TODO, SCHED_DUMP_DONE, SCHED_DUMP_NOTHING,
1871 sched_dump_class_func_t, sched_dump_split_class,
1872 sched_dump_dfa_guess_unit_code, sched_dump_dfa_state,
1873 sched_dump_dfa_class, m68k_sched_dump): Remove.
1874 (m68k_sched_first_cycle_multipass_dfa_lookahead): Implement scheduler
1876 (m68k_sched_init_global): Remove statisctics dumping, introduce
1877 sanity check that all instructions have pipeline reservations. Handle
1879 (m68k_sched_dfa_pre_advance_cycle, m68k_sched_dfa_post_advance_cycle):
1880 Handle ColdFire V4 core.
1881 (sched_mem_operand_p, sched_get_reg_operand, sched_get_mem_operand):
1882 New static functions.
1883 (m68k_sched_address_bypass_p): New bypass predicate.
1884 (sched_get_indexed_address_scale): New static function.
1885 (m68k_sched_indexed_address_bypass_p): New bypass predicate.
1887 * cf.md: Update comments.
1888 (define_attr type2): Remove. Use 'type' attribute instead.
1890 (cf_ib): Rename to cfv123_ib. Update all uses.
1891 (cf_oep): Rename to cfv123_oep. Update all uses.
1892 (cf_chr): Rename to cfv123_chr. Update all uses.
1893 (cf_mem): Rename to cfv123_mem. Update all uses.
1894 (cf_mac): Move to more appropriate place.
1895 (cfv123_guess): New automaton and cpu_unit.
1896 (cfv123_*, cfv12_*, cfv1_*, cfv2_*, cfv3_*): Use type attribute.
1897 Update uses of 'size' attribute. Handle before reload scheduling.
1898 (cfv123_guess): New dummy reservation for unhandled instructions.
1899 (cfv4_*): Pipeline description of ColdFire V4 core.
1900 (ignore): New reservation to handle 'ignore' type.
1902 2008-05-07 Ian Lance Taylor <iant@google.com>
1905 * gimplify.c (find_single_pointer_decl_1): Don't look through
1907 (find_single_pointer_decl): Adjust comments.
1909 2008-05-07 Jakub Jelinek <jakub@redhat.com>
1912 * fold-const.c (fold_binary): Use STRIP_SIGN_NOPS instead of
1913 STRIP_NOPS on arguments even for MIN_EXPR and MAX_EXPR.
1916 * omp-low.c (expand_omp_atomic_pipeline): Load value using the
1917 integral type rather than floating point, then VIEW_CONVERT_EXPR
1918 to the floating point type.
1920 2008-05-07 Uros Bizjak <ubizjak@gmail.com>
1922 * config/i386/i386.c (ix86_expand_copysign): Force non-zero constant
1923 TFmode op0 to register.
1925 2008-05-07 Alan Modra <amodra@bigpond.net.au>
1927 * c-decl.c (grokdeclarator): Comment typo.
1929 2008-05-06 Aldy Hernandez <aldyh@redhat.com>
1931 * tree-flow.h: Remove prototype for computed_goto_p.
1932 * tree-cfg.c (computed_goto_p): Make static.
1934 2008-05-06 H.J. Lu <hongjiu.lu@intel.com>
1937 * config/i386/i386.c (contains_128bit_aligned_vector_p): Renamed to ...
1938 (contains_aligned_value_p): This. Handle _Decimal128.
1939 (ix86_function_arg_boundary): Only align _Decimal128 to its
1940 natural boundary and handle it properly.
1942 2008-05-06 Martin Jambor <mjambor@suse.cz>
1944 * ipa-cp.c (ipcp_method_orig_node): Renamed to ipcp_get_orig_node.
1945 (ipcp_method_is_cloned): Renamed to ipcp_node_is_clone
1946 (ipcp_method_set_orig_node): Removed.
1947 (ipcp_cval_get_cvalue_type): Removed.
1948 (ipcp_method_get_scale): Renamed to ipcp_get_node_scale.
1949 (ipcp_method_set_scale): Renamed to ipcp_set_node_scale.
1950 (ipcp_cval_set_cvalue_type): Removed.
1951 (ipcp_cval_get_cvalue): Removed.
1952 (ipcp_cval_set_cvalue): Removed.
1953 (ipcp_type_is_const): Renamed to ipcp_lat_is_const.
1954 (ipcp_cval_equal_cvalues): Renamed to ipcp_lats_are_equal
1955 (ipcp_lats_are_equal): Changed parameters to two ipcp_lattice's
1956 (ipcp_cval_meet): Renamed to ipa_lattice_meet
1957 (ipcp_cval_changed): Changed to use ipcp_lat_is_const
1958 (ipcp_method_cval): Renamed to ipcp_get_ith_lattice
1959 (ipcp_get_ith_lattice): Changed parameters.
1960 (ipcp_cval_compute): Renamed to ipcp_lattice_from_jfunc
1961 (ipcp_lattice_from_jfunc): Changed parameters.
1962 (ipcp_redirect): Local lattice pointer instead of lattice type variable.
1963 (ipcp_method_cval_print): Added temporary variable info.
1964 (ipcp_redirect): Removed already unused local variable caller.
1965 (ipcp_redirect): New temporary variable orig_callee_info
1966 (ipcp_redirect): Removed newly unused local variable callee.
1967 (ipcp_redirect): Removed (a bit confusing) local variable type.
1968 (ipcp_insert_stage): Added local variable info.
1969 (ipcp_cval_changed): Renamed to ipcp_lattice_changed, parameters
1971 (ipcp_formal_create): Removed.
1972 (ipcp_method_cval_set): Removed.
1973 (ipcp_propagate_stage): Renamed lattice variables.
1974 (ipcp_method_cval_set_cvalue_type): Removed.
1975 (ipcp_method_cval_print): Renamed to ipcp_print_all_lattices
1976 (ipcp_print_all_lattices): Changed printed strings to refer to
1977 lattices rather than cvals.
1978 (ipcp_method_cval_init): Renamed to ipcp_initialize_node_lattices
1979 (ipcp_propagate_const): Changed formal parameters.
1980 (build_const_val): Changed formal parameters.
1981 (ipcp_insert_stage): Removed useless variable cvalue
1982 (build_const_val): Changed formal parameters.
1983 (ipcp_method_compute_scale): Renamed to ipcp_compute_node_scale
1984 (ipcp_after_propagate): Renamed to ipcp_change_tops_to_bottom
1985 (ipcp_callsite_param_print): Renamed to ipcp_print_all_jump_functions
1986 (ipcp_profile_mt_count_print): Renamed to ipcp_print_func_profile_counts
1987 (ipcp_print_func_profile_counts): Changed string from "method" to
1989 (ipcp_profile_cs_count_print): Renamed to ipcp_print_call_profile_counts
1990 (ipcp_profile_edge_print): Renamed to ipcp_print_edge_profiles
1991 (ipcp_profile_bb_print): Renamed to ipcp_print_bb_profiles
1992 (ipcp_structures_print): Renamed to ipcp_print_all_structures
1993 (ipcp_profile_print): Renamed to ipcp_print_profile_data
1994 (ipcp_lat_is_const): Changed parameters and made inline.
1995 (ipcp_replace_map_create): Renamed to ipcp_create_replace_map
1996 (ipcp_redirect): Renamed to ipcp_need_redirect_p
1997 (ipcp_need_redirect_p): Calls ipcp_lat_is_const instead of using
1998 the predicate condition directly
1999 (ipcp_propagate_stage): Added local variable args. Removed local
2000 variable callee. (Both are mere code simplifications.)
2001 (ipcp_method_dont_insert_const): Renamed to
2002 ipcp_node_not_modifiable_p.
2003 (ipcp_node_not_modifiable_p): Made inline.
2004 (ipcp_cloned_create): Renamed to ipcp_init_cloned_node
2005 (ipcp_propagate_const): Renamed to ipcp_propagate_one_const
2006 (ipcp_print_all_lattices): Removed variable cvalue
2007 (ipcp_method_scale_print): Renamed to ipcp_function_scale_print
2010 2008-05-06 Olivier Hainque <hainque@adacore.com>
2012 * tree-sra.c (try_instantiate_multiple_fields): Early return
2013 if field has POINTER_TYPE.
2015 2008-05-06 Kai Tietz <kai.tietz@onevision.com>
2017 * config/i386/i386.c (output_set_got): Fix for x86_64 output_emit_asm
2018 by using 'q' specifier for instruction.
2019 (ix86_file_end): Replaced case TARGET_64BIT_MS_ABI by TARGET_64BIT.
2021 2008-05-06 Anatoly Sokolov <aesok@post.ru>
2023 * config/avr/avr.md (*sbrx_branch, *sbix_branch, *sbix_branch_tmp):
2024 Change mode of zero_extract from QImode to HImode.
2025 (sign bit tests peepholes): (Ditto.).
2027 2008-05-06 Uros Bizjak <ubizjak@gmail.com>
2029 * config/i386/mmx.md: Remove double backslashes from asm templates.
2030 (*mmx_addv2sf3): Rename from mmx_addv2sf3 insn pattern.
2031 (mmx_addv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
2032 to handle nonimmediate operands.
2033 (*mmx_mulv2sf3): Rename from mmx_mulv2sf3 insn pattern.
2034 (mmx_mulv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
2035 to handle nonimmediate operands.
2036 (*mmx_<code>v2sf3_finite): New insn pattern.
2037 (*mmx_<code>v2sf3): Rename from mmx_<code>v2sf3 insn pattern.
2038 (mmx_<code>v2sf3): New expander. Use
2039 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
2040 (mmx_<plusminus_insn><mode>3): New expander. Use
2041 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
2042 (*mmx_<plusminus_insn><mode>3): New insn pattern.
2043 (mmx_add<mode>3): Removed.
2044 (mmx_ssadd<mode>3): Ditto.
2045 (mmx_usadd<mode>3): Ditto.
2046 (mmx_sub<mode>3): Ditto.
2047 (mmx_sssub<mode>3): Ditto.
2048 (mmx_ussub<mode>3): Ditto.
2049 (*mmx_mulv4hi3): Rename from mmx_mulv4hi3 insn pattern.
2050 (mmx_mulv4hi3): New expander. Use ix86_fixup_binary_operands_no_copy
2051 to handle nonimmediate operands.
2052 (*mmx_smulv4hi3_highpart): Rename from mmx_smulv4hi3_highpart
2054 (mmx_smulv4hi3_highpart): New expander. Use
2055 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
2056 (*mmx_umulv4hi3_highpart): Rename from mmx_umulv4hi3_highpart
2058 (mmx_umulv4hi3_highpart): New expander. Use
2059 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
2060 (*mmx_<code>v4hi3): Rename from mmx_<code>v4hi3 insn pattern.
2061 (mmx_<code>v4hi3): New expander. Use
2062 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
2063 (*mmx_<code>v8qi3): Rename from mmx_<code>v8qi3 insn pattern.
2064 (mmx_<code>v8qi3): New expander. Use
2065 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
2066 (*mmx_<code><mode>3): Rename from mmx_<code><mode>3 insn pattern.
2067 (mmx_<code><mode>3): New expander. Use
2068 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
2070 2008-05-05 Jan Hubicka <jh@suse.cz>
2072 PR tree-optimization/36118
2073 * passes.c (pass_init_dump_file): Fix dump header.
2075 2008-05-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
2078 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Don't create
2079 VCE for function decls.
2081 2008-05-05 H.J. Lu <hongjiu.lu@intel.com>
2083 * config/i386/sse.md (sse2_<plusminus_insn><mode>3): Fix a typo.
2085 2008-05-05 H.J. Lu <hongjiu.lu@intel.com>
2087 * config/i386/i386.md (sat_plusminus): New.
2088 (plusminus_insn): Likewise.
2089 (plusminus_mnemonic): Likewise.
2091 (comm): Add ss_plus, us_plus, ss_minus and us_minus.
2092 (*<addsub><mode>3_cc_overflow): Renamed to ...
2093 (*<plusminus_insn><mode>3_cc_overflow): This.
2094 (*<addsub>si3_zext_cc_overflow): Renamed to ...
2095 (*<plusminus_insn>si3_zext_cc_overflow): This.
2097 * config/i386/sse.md (<addsub><mode>3): Renamed to ...
2098 (<plusminus_insn><mode>3): This.
2099 (*<addsub><mode>3): Renamed to ...
2100 (*<plusminus_insn><mode>3): This.
2101 (<sse>_vm<addsub><mode>3): Renamed to ...
2102 (<sse>_vm<plusminus_insn><mode>3): This.
2103 (sse3_h<addsub>v4sf3): Renamed to ...
2104 (sse3_h<plusminus_insn>v4sf3): This.
2105 (sse3_h<addsub>v2df3): Renamed to ...
2106 (sse3_h<plusminus_insn>v2df3): This.
2107 (<plusminus_insn><mode>3): New.
2108 (*<plusminus_insn><mode>3): Likewise.
2109 (sse2_<plusminus_insn><mode>3): Likewise.
2110 (add<mode>): Removed.
2111 (*add<mode>3): Likewise.
2112 (sse2_ssadd<mode>3): Likewise.
2113 (sse2_usadd<mode>3): Likewise.
2114 (sub<mode>3): Likewise.
2115 (*sub<mode>3): Likewise.
2116 (sse2_sssub<mode>3): Likewise.
2117 (sse2_ussub<mode>3): Likewise.
2119 2008-05-05 Benjamin Kosnik <bkoz@redhat.com>
2121 * gthr-single.h: Add in required interface elements as per gthr.h.
2122 Add stub types for __gthread_key_t, __gthread_once_t. Add defines
2123 for __GTHREAD_ONCE_INIT, __GTHREAD_RECURSIVE_MUTEX_INIT.
2124 Generalize UNUSED macro.
2125 (__gthread_once): Add.
2126 (__gthread_key_create): Add.
2127 (__gthread_key_delete): Add.
2128 (__gthread_getspecific): Add.
2129 (__gthread_setspecific): Add.
2131 2008-05-05 Andrew Pinski <Andrew.Pinski@playstation.sony.com>
2133 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): If we have
2134 the same size types for the indirect reference on the rhs, then
2137 2008-05-05 Uros Bizjak <ubizjak@gmail.com>
2139 * config/i386/i386.md
2140 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit): Use only
2141 one insn template instead of template series.
2142 (*xordi_1_rex64): Ditto.
2143 (*xordi_2_rex64): Ditto.
2145 2008-05-05 Ira Rosen <irar@il.ibm.com>
2147 PR tree-optimization/36119
2148 * tree-vect-transform.c (vectorizable_assignment): Set NCOPIES to 1
2151 2008-06-04 Jan Hubicka <jh@suse.cz>
2153 tree-optimization/36100
2154 * tree-pass.h (pass_O0_always_inline): Declare.
2155 * ipa-inline.c (inline_transform): Remove dead code.
2156 (cgraph_gate_O0_always_inline, cgraph_O0_always_inline,
2157 pass_O0_always_inline): New.
2158 * passes.c (init_optimization_passes): Add pass_O0_always_inline.
2160 2008-05-04 Kai Tietz <kai.tietz@onevision.com>
2162 * config/i386/i386.c (x86_output_mi_thunk): Use movq alternative
2163 mnemonic in this_param move for TARGET_64BIT.
2165 2008-05-04 Uros Bizjak <ubizjak@gmail.com>
2167 * config/i386/i386.md (*strmovsi_1): Simplify asm alternatives.
2168 (*strmovsi_rex_1): Ditto.
2169 (*strsetsi_1): Ditto.
2170 (*strsetsi_rex_1): Ditto.
2172 (add<mode>cc): Macroize expander from addqicc, addhicc, addsicc and
2173 adddicc expanders using SWI mode iterator.
2175 2008-05-04 H.J. Lu <hongjiu.lu@intel.com>
2178 * config/i386/i386.c (ix86_expand_special_args_builtin): Remove three
2181 2008-05-04 David S. Miller <davem@davemloft.net>
2183 * config.gcc (sparc*-*-*): Always set need_64bit_hwint to yes.
2184 (sparc*-*-linux*): Use linux.h in tm_file.
2185 (sparc-*-linux*): If 'enabled_targets' is 'all', build a bi-arch
2186 compiler defaulting to 32-bit.
2187 (sparc*-*-*): Remove explicit target settings of need_64bit_hwint,
2189 * config/sparc/linux.h: Remove definitions now obtained
2190 properly from linux.h
2191 * config/sparc/linux64.h: Likewise.
2192 (ASM_CPU_DEFAULT_SPEC): Change this to ASM_CPU64_DEFAULT_SPEC, we
2193 don't want this setting for 32-bit builds in a biarch compiler.
2194 * doc/install.texi: Add sparc-linux to list of targets
2195 supporting --enable-targets=all.
2197 2008-05-03 Andrew Pinski <pinskia@gmail.com>
2199 * Makefile.in (tree-ssa-phiprop.o): Fix dependencies.
2201 2008-05-03 H.J. Lu <hongjiu.lu@intel.com>
2203 * config/i386/i386.c (ix86_builtin_type): Move V4SI_FTYPE_V4SF
2204 after V4SI_FTYPE_V8HI.
2205 (ix86_init_mmx_sse_builtins): Move case V4HI_FTYPE_V4HI after
2206 case V4SI_FTYPE_V2DF.
2208 2008-05-03 Kenneth Zadeck <zadeck@naturalbridge.com>
2210 * doc/invoke.texi (max-flow-memory-locations): Removed.
2211 * params.def (PARAM_MAX_FLOW_MEMORY_LOCATIONS): Removed.
2213 2008-05-03 Richard Guenther <rguenther@suse.de>
2216 * opts.c (set_Wstrict_aliasing): Handle the turn-off case.
2218 2008-05-02 David S. Miller <davem@davemloft.net>
2220 * config.gcc (need_64bit_hwint): Document libcpp dependency.
2222 2008-05-02 Simon Baldwin <simonb@google.com>
2225 * c-common.h (warn_array_subscript_range): Removed.
2226 * c-common.c (warn_array_subscript_range): Ditto.
2227 * tree-vrp.c (check_array_ref): Revert to ignoring arrays with size 2.
2228 * c-typeck.c (build_array_ref): Remove warn_array_subscript_range.
2230 2008-05-02 H.J. Lu <hongjiu.lu@intel.com>
2232 * config/i386/i386.c (ix86_special_builtin_type): New.
2233 (bdesc_special_args): Likewise.
2234 (ix86_expand_special_args_builtin): Likewise.
2235 (ix86_init_mmx_sse_builtins): Updated.
2236 (ix86_expand_builtin): Updated.
2237 (ix86_expand_store_builtin): Removed.
2238 (ix86_expand_unop_builtin): Likewise.
2240 * config/i386/mm3dnow.h (__v2sf): Moved to ...
2241 * config/i386/mmintrin.h (__v2sf): Here.
2243 * config/i386/xmmintrin.h (_mm_loadh_pi): Replace __v2si with
2245 (_mm_loadl_pi): Likewise.
2246 (_mm_storeh_pi): Replace __v2si with __v2sf.
2247 (_mm_storel_pi): Likewise.
2249 * doc/extend.texi: Correct __builtin_ia32_loadhps,
2250 __builtin_ia32_loadlps, __builtin_ia32_storehps,
2251 __builtin_ia32_storelps, __builtin_ia32_loadhpd and
2252 __builtin_ia32_loadlpd.
2254 2008-05-02 H.J. Lu <hongjiu.lu@intel.com>
2256 * config/i386/i386.c (ix86_builtin_type): Add FLOAT_FTYPE_FLOAT,
2257 V4SF_FTYPE_V4SF_VEC_MERGE and V2DF_FTYPE_V2DF_VEC_MERGE.
2258 (bdesc_args): Updated. Add scalar SSE builtins with vec_merge.
2259 (ix86_init_mmx_sse_builtins): Updated.
2260 (ix86_expand_args_builtin): Likewise.
2261 (ix86_expand_builtin): Likewise.
2262 (ix86_expand_unop1_builtin): Renamed to ...
2263 (ix86_expand_unop_vec_merge_builtin): This.
2265 2008-05-01 Jan Hubicka <jh@suse.cz>
2268 * ipa-inline.c (inline_generate_summary): Make static.
2269 (inline_transform): Do not call inlining at -O0; make static.
2270 * passes.c (execute_todo): Add sanity check.
2271 (execute_one_ipa_transform_pass): Execute proper flags.
2273 2008-05-01 Eric Botcazou <ebotcazou@adacore.com>
2275 * tree.h (TYPE_NONALIASED_COMPONENT): Expand comment.
2276 (DECL_NONADDRESSABLE_P): Likewise.
2277 * alias.c (record_component_aliases): Fix comment.
2279 2008-05-01 Simon Baldwin <simonb@google.com>
2281 * c-common.h (warn_array_subscript_range): New function.
2282 * c-common.c (warn_array_subscript_range): Ditto.
2283 * tree-vrp.c (check_array_ref): Corrected code to agree with
2284 comment, ignoring only arrays of size 0 or size 1.
2285 * c-typeck.c (build_array_ref): Call warn_array_subscript_range.
2287 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
2289 * config/i386/i386.c (ix86_builtin_type): Replace
2290 DI_FTYPE_DI_DI_INT with V1DI2DI_FTYPE_V1DI_V1DI_INT.
2291 (bdesc_args): Updated.
2292 (ix86_init_mmx_sse_builtins): Likewise.
2293 (ix86_expand_args_builtin): Likewise.
2295 * config/i386/tmmintrin.h (_mm_alignr_pi8): Replace long long
2298 * doc/extend.texi: Correct __builtin_ia32_palignr.
2300 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
2303 * config/i386/i386.c (bdesc_crc32): Removed.
2304 (ix86_expand_crc32): Likewise.
2305 (ix86_builtin_type): Replace V2DI2TI_FTYPE_V2DI2TI_INT with
2306 V2DI2TI_FTYPE_V2DI_INT, V2DI2TI_FTYPE_V2DI2TI_V2DI2TI_INT with
2307 V2DI2TI_FTYPE_V2DI_V2DI_INT. Add UINT64_FTYPE_UINT64_UINT64,
2308 UINT_FTYPE_UINT_UINT, UINT_FTYPE_UINT_USHORT and
2309 UINT_FTYPE_UINT_UCHAR.
2310 (bdesc_args): Updated. Add crc32 builtins.
2311 (ix86_init_mmx_sse_builtins): Updated.
2312 (ix86_expand_args_builtin): Updated to support subreg.
2314 * doc/extend.texi: Correct __builtin_ia32_crc32di.
2316 2008-05-01 Jan Hubicka <jh@suse.cz>
2318 * tree-pass.h (opt_pass): Add IPA_PASS.
2319 (varpool_node, cgraph_node): Forward declare.
2320 (ipa_opt_pass): Define.
2321 (pass_ipa_inline): Turn into ipa_opt_pass.
2322 (pass_apply_inline): Remove.
2323 * ipa-inline.c (pass_ipa_inline): Turn into ipa_opt_pass.
2324 (apply_inline): Turn into ....
2325 (inline_transform): ... this one.
2326 (inline_generate_summary): New function.
2327 (pass_apply_inline): Remove.
2328 * function.h (ipa_opt_pass): Forward declare structure; typedef;
2330 (struct function): Add ipa_transforms_to_apply.
2331 * passes.c (register_one_dump_file): Work on IPA_PASS.
2332 (init_optimization_passes): Remove pass_inline_parameters and
2334 (pass_init_dump_file, pass_fini_dump_file): Break out from ....
2335 (execute_one_pass) ... here; apply transforms when possible.
2336 (add_ipa_transform_pass, execute_ipa_summary_asses,
2337 execute_one_ipa_transform_pass): New.
2338 (execute_ipa_pass_list): Update for IPA_PASS type.
2340 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
2342 * config/i386/i386.c (ix86_builtin_type): Add
2343 V2DI_FTYPE_V2DI_V16QI, V2DI_FTYPE_V2DI_UINT_UINT and
2344 V2DI_FTYPE_V2DI_V2DI_UINT_UINT.
2345 (bdesc_args): Add SSE4a builtins.
2346 (ix86_init_mmx_sse_builtins): Updated.
2347 (ix86_expand_args_builtin): Likewise.
2348 (ix86_expand_builtin): Likewise.
2350 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
2352 * config/i386/i386.c (ix86_builtin_type): Add
2353 V8HI_FTYPE_V8HI_V8HI_COUNT, V8HI_FTYPE_V8HI_SI_COUNT,
2354 V4SI_FTYPE_V4SI_V4SI_COUNT, V4SI_FTYPE_V4SI_SI_COUNT,
2355 V4HI_FTYPE_V4HI_V4HI_COUNT, V4HI_FTYPE_V4HI_SI_COUNT,
2356 V2DI_FTYPE_V2DI_V2DI_COUNT, V2DI_FTYPE_V2DI_SI_COUNT,
2357 V2SI_FTYPE_V2SI_V2SI_COUNT, V2SI_FTYPE_V2SI_SI_COUNT,
2358 V1DI_FTYPE_V1DI_V1DI_COUNT, V1DI_FTYPE_V1DI_SI_COUNT,
2359 V8HI_FTYPE_V8HI_INT, V4SI_FTYPE_V4SI_INT, V4HI_FTYPE_V4HI_INT,
2360 V2DI2TI_FTYPE_V2DI2TI_INT, V2DI2TI_FTYPE_V2DI2TI_V2DI2TI_INT
2361 and DI_FTYPE_DI_DI_INT.
2362 (bdesc_args): Add MMX/SSE shift, shuffle and palignr builtins.
2363 (ix86_init_mmx_sse_builtins): Updated.
2364 (ix86_expand_args_builtin): Likewise.
2365 (ix86_expand_builtin): Likewise.
2366 (ix86_expand_binop_imm_builtin): Removed.
2368 * doc/extend.texi: Correct __builtin_ia32_palignr128.
2370 2008-04-30 Richard Guenther <rguenther@suse.de>
2372 PR tree-optimization/32921
2373 * tree-ssa-loop-im.c (mem_refs_may_alias_p): Disambiguate with TBAA.
2375 2008-04-30 Richard Sandiford <rsandifo@nildram.co.uk>
2377 * config/arm/arm.c (arm_unwind_emit): Use
2378 crtl->all_throwers_are_sibcalls instead of
2379 cfun->all_throwers_are_sibcalls.
2380 (arm_output_fn_unwind): Likewise.
2381 * config/frv/frv.c (frv_stack_info): Use crtl->uses_pic_offset_table
2382 instead of cfun->uses_pic_offset_table.
2383 (frv_expand_prologue): Likewise.
2384 (frv_frame_pointer_required): Likewise.
2385 (frv_expand_fdpic_call): Likewise.
2386 (frv_emit_movsi): Likewise.
2387 * config/iq2000/iq2000.c (iq2000_expand_prologue): Use
2388 cfun->returns_pcc_struct instead of
2389 current_function_returns_pcc_struct.
2390 * config/m32c/m32c.c (need_to_save): Use crtl->calls_eh_return
2391 instead of cfun->calls_eh_return.
2392 (m32c_pushm_popm): Likewise.
2393 * config/xtensa/xtensa.h (cfun->calls_alloca): Remove bogus
2394 "extern" declaration.
2396 2008-04-30 Richard Guenther <rguenther@suse.de>
2398 PR tree-optimization/21636
2399 * tree-ssa-ccp.c (ccp_fold): Handle &p->x with p being a
2401 (evaluate_stmt): Print the likely value.
2402 (ccp_visit_stmt): Avoid excessive vertical spacing.
2404 2008-04-30 Rafael Espindola <espindola@google.com>
2406 * builtins.c (fold_call_expr): Return realret.
2407 * tree-ssa-threadedge.c
2408 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
2409 __builtin_object_size.
2411 2008-04-30 Seongbae Park <seongbae.park@gmail.com>
2413 * gcc.c (wrapper_string): New variable.
2414 (insert_wrapper): New function.
2415 (execute): New option -wrapper.
2416 * doc/invoke.texi (Overall Options): New driver option -wrapper.
2418 2008-04-30 Nathan Froyd <froydnj@codesourcery.com>
2420 * config/rs6000/crtresgpr.asm, config/rs6000/crtresxgpr.asm,
2421 config/rs6000/crtsavgpr.asm, config/rs6000/crtresfpr.asm,
2422 config/rs6000/crtresxfpr.asm, config/rs6000/crtsavfpr.asm: Break out
2424 * config/rs6000/crtsavres.asm: ...here. Remove unneeded file.
2425 * config/rs6000/e500crtres32gpr.asm, config/rs6000/e500crtres64gpr.asm,
2426 config/rs6000/e500crtres64gprctr.asm,
2427 config/rs6000/e500crtrest32gpr.asm, config/rs6000/e500crtrest64gpr.asm,
2428 config/rs6000/e500crtresx32gpr.asm, config/rs6000/e500crtresx64gpr.asm,
2429 config/rs6000/e500crtsav32gpr.asm, config/rs6000/e500crtsav64gpr.asm,
2430 config/rs6000/e500crtsav64gprctr.asm,
2431 config/rs6000/e500crtsavg32gpr.asm, config/rs6000/e500crtsavg64gpr.asm,
2432 config/rs6000/e500crtsavg64gprctr.asm: New files.
2433 * config/rs6000/t-ppccomm: Add build rules for new files.
2434 (LIB2FUNCS_STATIC_EXTRA): Add new files.
2435 * config/rs6000/t-netbsd: Add build rules for new files.
2436 (LIB2FUNCS_STATIC_EXTRA): New variable.
2437 * config/rs6000/sysv4.h (ENDFILE_SPEC): Don't include crtsavres.o
2438 (CRTSAVRES_DEFAULT_SPEC): Likewise.
2439 * config/rs6000/netbsd.h (ENDFILE_SPEC): Likewise.
2441 2008-04-30 H.J. Lu <hongjiu.lu@intel.com>
2443 * config/i386/i386.c (ix86_builtin_type): Add
2444 FLOAT128_FTYPE_FLOAT128_FLOAT128, V16QI_FTYPE_V16QI_V16QI,
2445 V16QI_FTYPE_V8HI_V8HI, V8QI_FTYPE_V8QI_V8QI,
2446 V8QI_FTYPE_V4HI_V4HI, V8HI_FTYPE_V8HI_V8HI,
2447 V8HI_FTYPE_V16QI_V16QI, V8HI_FTYPE_V4SI_V4SI,
2448 V4SI_FTYPE_V4SI_V4SI, V4SI_FTYPE_V8HI_V8HI,
2449 V4SI_FTYPE_V4SF_V4SF, V4SI_FTYPE_V2DF_V2DF,
2450 V4HI_FTYPE_V4HI_V4HI, V4HI_FTYPE_V8QI_V8QI,
2451 V4HI_FTYPE_V2SI_V2SI, V4SF_FTYPE_V4SF_V4SF,
2452 V4SF_FTYPE_V4SF_V4SF_SWAP, V4SF_FTYPE_V4SF_V2SI,
2453 V4SF_FTYPE_V4SF_V2DF, V4SF_FTYPE_V4SF_DI,
2454 V4SF_FTYPE_V4SF_SI, V2DI_FTYPE_V2DI_V2DI,
2455 V2DI_FTYPE_V16QI_V16QI, V2DI_FTYPE_V4SI_V4SI,
2456 V2DI_FTYPE_V2DF_V2DF, V2SI_FTYPE_V2SI_V2SI,
2457 V2SI_FTYPE_V4HI_V4HI, V2SI_FTYPE_V2SF_V2SF,
2458 V2DF_FTYPE_V2DF_V2DF, V2DF_FTYPE_V2DF_V2DF_SWAP,
2459 V2DF_FTYPE_V2DF_V4SF, V2DF_FTYPE_V2DF_DI,
2460 V2DF_FTYPE_V2DF_SI, V2SF_FTYPE_V2SF_V2SF,
2461 V1DI_FTYPE_V1DI_V1DI, V1DI_FTYPE_V8QI_V8QI and
2462 V1DI_FTYPE_V2SI_V2SI.
2463 (bdesc_2arg): Moved to ...
2465 (ix86_init_mmx_sse_builtins): Updated.
2466 (ix86_expand_args_builtin): Updated. Take a pointer
2467 to const struct builtin_description. Handle comparison
2469 (ix86_expand_sse_compare): Take a new argument for swapping operands.
2470 (ix86_expand_builtin): Updated.
2472 * config/i386/sse.md (ssse3_pmaddubswv8hi3): Renamed to ...
2473 (ssse3_pmaddubsw128): This.
2474 (ssse3_pmaddubswv4hi3): Renamed to ...
2475 (ssse3_pmaddubsw): This.
2477 * doc/extend.texi (__builtin_ia32_packsswb128): Correct prototype.
2478 (__builtin_ia32_packssdw128): Likewise.
2479 (__builtin_ia32_packuswb128): Likewise.
2480 (__builtin_ia32_pmaddubsw): Likewise.
2481 (__builtin_ia32_pmaddubsw128): Likewise.
2483 2008-04-30 Richard Guenther <rguenther@suse.de>
2485 PR tree-optimization/14847
2486 * tree-ssa-ifcombine.c (get_name_for_bit_test): New helper function.
2487 (recognize_bits_test): Use it.
2488 (recognize_single_bit_test): Likewise.
2490 2008-04-30 Martin Jambor <mjambor@suse.cz>
2492 * ipa-cp.c (ipcp_init_stage): Calls ipa_set_called_with_variable_arg
2493 instead of setting number of formal parameters to zero.
2494 (ipcp_init_stage): Do not set the number of actual parameters to zero
2496 (ipcp_propagate_stage): Explicitly skipping all calls to nodes
2497 which are called with variable number of arguments.
2498 (ipcp_insert_stage): Explicitely skipping all nodes which are
2499 called with variable number of arguments.
2500 (ipcp_callsite_param_print): Skipps callsites to nodes with varaible
2501 number of parameters.
2503 * ipa-prop.h (struct ipa_node_params): Added flag
2504 called_with_var_arguments
2505 (ipa_set_param_count): Added. Changed sole setter to use it.
2506 (ipa_get_param_count): Added. All readers of param_count
2507 converted to use it instead.
2508 (ipa_set_called_with_variable_arg): Added.
2509 (ipa_is_called_with_var_arguments): Added.
2510 (ipa_get_ith_param): Added. All readers of param_decls converted
2512 (ipa_set_cs_argument_count): Added, sole writer to argument_count
2514 (ipa_get_cs_argument_count): Added, all readers of argument_count
2516 (ipa_get_ith_jump_func): Added. Accessors of jump values changed
2519 * ipa-prop.h (struct ipcp_formal): Renamed to ipcp_lattice
2520 (struct ipcp_lattice): Renamed cval_type to type
2521 (struct ipa_node_params): ipcp_cval renamed to ipcp_lattices
2523 * ipa-cp.c (ipcp_cval_get_cvalue): Changed return value to tree
2524 (ipcp_cval_set_cvalue): Changed type of parameter value to tree
2525 (ipcp_insert_stage): Changed the type of variable cvalue to tree
2526 (ipcp_replace_map_create): Changed the type of parameter cvalue to tree
2527 (build_const_val): Changed the type of parameter cvalue to tree
2528 (ipcp_propagate_const): Changed the type of parameter cvalue to tree
2529 (ipcp_method_cval_set_cvalue_type): Renamed parameter cval_type1 to type
2531 * ipa-prop.h (struct ipcp_formal): Replaced cvalue with tree called
2534 * ipa-prop.c (ipa_methodlist_init): Renamed to ipa_init_func_list
2535 (ipa_methodlist_not_empty): Removed, the sole user now checks directly
2536 (ipa_add_method): Renamed to ipa_push_func_to_list
2537 (ipa_remove_method): Renamed to ipa_pop_func_from_list
2538 (ipa_callsite_param_count): Removed.
2539 (ipa_callsite_param_count_set): Removed.
2540 (ipa_callsite_param): Removed.
2541 (ipa_callsite_callee): Removed.
2542 (ipa_callsite_compute_param): Renamed to ipa_compute_jump_functions
2543 (ipa_callsite_compute_count): Renamed to ipa_count_arguments
2544 (ipa_method_formal_count): Removed.
2545 (ipa_method_formal_count_set): Removed.
2546 (ipa_method_get_tree): Removed.
2547 (ipa_method_tree_map_create): Removed.
2548 (ipa_method_compute_tree_map): Renamed to ipa_create_param_decls_array
2549 (ipa_create_param_decls_array): Creates the array itself
2550 (ipa_create_param_decls_array): Temporary variable info instead of
2552 (ipa_method_formal_compute_count): Renamed to ipa_count_formal_params
2553 (ipa_method_compute_modify): Renamed to ipa_detect_param_modifications
2554 (get_type): Removed.
2555 (ipa_jf_get_info_type): Removed.
2556 (ipa_node_create): Renamed to ipa_create_node_params
2557 (ipa_free): Renamed to ipa_free_all_node_params
2558 (ipa_nodes_create): Renamed to ipa_create_all_node_params
2559 (ipa_edges_create): Renamed to ipa_create_all_edge_args
2560 (ipa_edges_free): Renamed to ipa_free_all_edge_args
2561 (ipa_nodes_free): Integrated into ipa_free_all_node_params and removed
2562 (ipa_free_all_node_params): Deallocation to jump_functions moved to
2563 ipa_free_all_edge_args
2564 (ipa_method_tree_print): Renamed to ipa_print_all_tree_maps
2565 (ipa_method_modify_print): Renamed to ipa_print_all_params_modified
2566 (ipa_create_methodlist_node): Removed.
2567 (ipa_methodlist_method): Removed.
2568 (ipa_methodlist_method_set): Removed.
2569 (ipa_methodlist_next_method): Removed.
2570 (ipa_methodlist_next_method_set): Removed.
2571 (ipa_method_is_modified): Removed.
2572 (ipa_method_modify_create): Removed.
2573 (ipa_method_modify_init): Temporary variable info instead of a few
2575 (ipa_detect_param_modifications): Temporary variable info instead of
2577 (ipa_compute_jump_functions): Temporary variable info instead of
2579 (ipa_method_modify_set): Removed.
2580 (ipa_method_tree_map): Renamed to ipa_get_param_decl_index
2581 (ipa_get_param_decl_index): Now accepts struct ipa_node_params rather
2582 than craph_node as the first parameter.
2583 (ipa_method_modify_stmt): Renamed to ipa_check_stmt_modifications
2584 (ipa_method_modify_init): Removed.
2585 (ipa_compute_jump_functions): Added a temp variable instead of
2586 repeatadly dereferencing the cgraph_edge.aux pointer
2587 (ipa_callsite_param_set_type): Removed.
2588 (ipa_compute_jump_functions): i renamed to index and moved to
2590 (ipa_callsite_param_set_info_type_formal): Removed.
2591 (ipa_callsite_param_set_info_type): Removed.
2592 (ipa_callsite_param_map_create): Removed.
2593 (ipa_callsite_tree): Removed.
2594 (ipa_callsite_caller): Removed.
2595 (ipa_pop_func_from_list): return_method removed to return_func
2597 * ipa-prop.h (enum cvalue_type): Renamed to ipa_lattice_type,
2598 prefixed all values with IPA_. Changed all users.
2599 (enum jump_func_type): Rnamed UNKNOWN_IPATYPE to IPA_UNKNOWN,
2600 CONST_IPATYPE to IPA_CONST, CONST_IPATYPE_REF to IPA_CONST_REF
2601 and FORMAL_IPATYPE IPA_PASS_THROUGH.
2602 (union parameter_info): Renamed to jump_func_value.
2603 (union jump_func_value): Renamed value to constant
2604 (struct ipa_jump_func): Renamed info_type to value
2605 (struct ipa_node): Renamed to ipa_node_params
2606 (struct ipa_node_params): Renamed ipa_arg_num to param_count
2607 (struct ipa_node_params): Renamed ipa_param_tree to param_decls
2608 (struct ipa_node_params): Renamed ipa_mod to modified_flags
2609 (struct ipa_edge): Renamed to ipa_edge_args
2610 (struct ipa_edge_args): Renamed ipa_param_num to argument_count
2611 (struct ipa_edge_args): Renamed ipa_param_map to jump_functions
2612 (struct ipa_methodlist): Renamed to ipa_func_list
2613 (struct ipa_func_list): method_p renamed to node, next_method
2615 (ipa_methodlist_p): Removed, switched all users to struct pointer
2616 (IS_VALID_TREE_MAP_INDEX): Renamed to IS_VALID_JUMP_FUNC_INDEX
2618 2008-04-30 Alan Modra <amodra@bigpond.net.au>
2620 * config/rs6000/rs6000.c (ALWAYS_RESTORE_ALTIVEC_BEFORE_POP): Define.
2621 (rs6000_emit_epilogue): Use backchain to restore only when we
2622 have a large frame. Make use of frame pointer to restore if we
2623 have one. Handle ALWAYS_RESTORE_ALTIVEC_BEFORE_POP.
2625 2008-04-29 Paolo Bonzini <bonzini@gnu.org>
2627 * config/avr/avr.md (*sbrx_branch, *sbix_branch, *sbix_branch_tmp):
2628 Add mode to zero_extract.
2629 (sign bit tests peepholes): (Ditto.).
2631 2008-04-29 H.J. Lu <hongjiu.lu@intel.com>
2633 * config/i386/i386.c (ix86_builtins): Replace Prescott New
2634 Instructions in comments with SSE3.
2635 (ix86_builtin_type): This. Add FLOAT128_FTYPE_FLOAT128,
2636 INT64_FTYPE_V4SF, INT64_FTYPE_V2DF, INT_FTYPE_V16QI,
2637 INT_FTYPE_V8QI, INT_FTYPE_V4SF, INT_FTYPE_V2DF,
2638 V16QI_FTYPE_V16QI, V8HI_FTYPE_V8HI, V8HI_FTYPE_V16QI,
2639 V8QI_FTYPE_V8QI, V4SI_FTYPE_V4SI, V4SI_FTYPE_V16QI,
2640 V4SI_FTYPE_V4SF, V4SI_FTYPE_V8HI, V4SI_FTYPE_V2DF,
2641 V4HI_FTYPE_V4HI, V4SF_FTYPE_V4SF, V4SF_FTYPE_V4SI,
2642 V4SF_FTYPE_V2DF, V2DI_FTYPE_V2DI, V2DI_FTYPE_V16QI,
2643 V2DI_FTYPE_V8HI, V2DI_FTYPE_V4SI, V2DF_FTYPE_V2DF,
2644 V2DF_FTYPE_V4SI, V2DF_FTYPE_V4SF, V2DF_FTYPE_V2SI,
2645 V2SI_FTYPE_V2SI, V2SI_FTYPE_V4SF, V2SI_FTYPE_V2SF,
2646 V2SI_FTYPE_V2DF, V2SF_FTYPE_V2SF and V2SF_FTYPE_V2SI.
2647 (bdesc_sse_args): Renamed to ...
2648 (bdesc_args): This. Add IX86_BUILTIN_PF2ID, IX86_BUILTIN_PFRCP,
2649 IX86_BUILTIN_PFRSQRT, IX86_BUILTIN_PI2FD, IX86_BUILTIN_PF2IW,
2650 IX86_BUILTIN_PSWAPDSI, IX86_BUILTIN_PSWAPDSF and
2652 (bdesc_1arg): Moved to ...
2654 (ix86_init_mmx_sse_builtins): Updated. Replace Prescott New
2655 Instructions in comments with SSE3.
2656 (ix86_expand_sse_operands_builtin): Renamed to ...
2657 (ix86_expand_args_builtin): This. Updated.
2658 (ix86_expand_unop1_builtin): Update comments.
2659 (ix86_expand_builtin): Updated.
2661 2008-04-29 Richard Guenther <rguenther@suse.de>
2663 PR tree-optimization/36078
2664 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely):
2665 Update virtual SSA form after cleaning up the CFG.
2667 2008-04-29 Richard Guenther <rguenther@suse.de>
2670 * fold-const.c (fold_binary): Fold (A + A) * C to A * 2*C.
2672 2008-04-29 Richard Guenther <rguenther@suse.de>
2674 * tree-ssa-alias.c (finalize_ref_all_pointers): Remove.
2675 (compute_may_aliases): Do not call finalize_ref_all_pointers.
2676 (compute_flow_insensitive_aliasing): Do not treat
2677 PTR_IS_REF_ALL pointers special.
2678 (get_smt_for): Likewise.
2679 (may_alias_p): Re-structure.
2680 (is_escape_site): A ref-all pointer conversion is not an escape site.
2681 * tree-ssa-structalias.c (find_what_p_points_to): Do not treat
2682 PTR_IS_REF_ALL pointers special.
2683 * tree-ssa-structalias.h (struct alias_info): Remove
2684 ref_all_symbol_mem_tag field.
2685 (PTR_IS_REF_ALL): Remove.
2687 2008-04-29 Richard Guenther <rguenther@suse.de>
2690 * fold-const.c (extract_muldiv_1): In combining division constants
2691 make sure to never overflow.
2693 2008-04-29 Nick Clifton <nickc@redhat.com>
2695 * doc/tm.texi (RETURN_ADDR_RTX): Fix typo.
2697 2008-04-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2700 * optc-gen.awk: Work around HP-UX/IA awk bug.
2702 2008-04-28 Danny Smith <dannysmith@users.sourceforge.net>
2704 * config/i386/cygming-crtend.c (register_frame_ctor): Revert my
2707 2008-04-28 Uros Bizjak <ubizjak@gmail.com>
2710 * config/i386/i386.md
2711 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit):
2712 Change operand 1 predicate to nonimmediate_operand.
2714 2008-04-28 Jakub Jelinek <jakub@redhat.com>
2717 * dwarf2out.c (struct die_struct): Mark as chain_circular through
2719 * gengtype.c (walk_type, write_func_for_structure): Handle
2721 * doc/gty.texi: Document chain_circular.
2723 2008-04-28 Richard Guenther <rguenther@suse.de>
2725 PR tree-optimization/36066
2726 * tree-vrp.c (execute_vrp): Cleanup the CFG only after finalizing
2729 2008-04-28 Uros Bizjak <ubizjak@gmail.com>
2732 * config/i386/i386.md
2733 (floatdi<X87MODEF:mode>2_i387_with_xmm splitters):
2734 Use match_scratch instead of match_operand for operands 3 and 4.
2736 2008-04-27 Richard Guenther <rguenther@suse.de>
2738 PR tree-optimization/18754
2739 PR tree-optimization/34223
2740 * tree-pass.h (pass_complete_unrolli): Declare.
2741 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Print
2742 loop size before and after unconditionally of UL_NO_GROWTH in effect.
2743 Rewrite loop into loop closed SSA form if it is not already.
2744 (tree_unroll_loops_completely): Re-structure to iterate over
2745 innermost loops with intermediate CFG cleanups.
2746 Unroll outermost loops only if requested or the code does not grow
2748 * tree-ssa-loop.c (gate_tree_vectorize): Don't shortcut if no
2749 loops are available.
2750 (tree_vectorize): Instead do so here.
2751 (tree_complete_unroll): Also unroll outermost loops.
2752 (tree_complete_unroll_inner): New function.
2753 (gate_tree_complete_unroll_inner): Likewise.
2754 (pass_complete_unrolli): New pass.
2755 * tree-ssa-loop-manip.c (find_uses_to_rename_use): Only record
2756 uses outside of the loop.
2757 (tree_duplicate_loop_to_header_edge): Only verify loop-closed SSA
2758 form if it is available.
2759 * tree-flow.h (tree_unroll_loops_completely): Add extra parameter.
2760 * passes.c (init_optimization_passes): Schedule complete inner
2761 loop unrolling pass before the first CCP pass after final inlining.
2763 2008-04-27 Nathan Sidwell <nathan@codesourcery.com>
2765 * targhooks.h (default_emutls_var_fields,
2766 default_emutls_var_init): Declare.
2767 * tree.h (DECL_THREAD_LOCAL): Compare against TLS_MODEL_REAL.
2768 * target.h (struct gcc_target): Add struct emutls member.
2769 * target-def.h (TARGET_EMUTLS_GET_ADDRESS,
2770 TARGET_EMUTLS_REGISTER_COMMON, TARGET_EMUTLS_VAR_SECTION,
2771 TARGET_EMUTLS_TMPL_SECTION, TARGET_EMUTLS_VAR_PREFIX,
2772 TARGET_EMUTLS_TMPL_PREFIX, TARGET_EMUTLS_VAR_FIELDS,
2773 TARGET_EMUTLS_VAR_INIT, TARGET_EMUTLS_DEBUG_FORM_TLS_ADDRESS,
2774 TARGET_EMUTLS_VAR_ALIGN_FIXED, TARGET_EMUTLS): New.
2775 (TARGET_INITIALIZER): Add TARGET_EMUTLS.
2776 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS,
2777 BUILT_IN_EMUTLS_REGISTER_COMMON): Get name from targetm structure.
2778 * dwarf2out.c (loc_descriptor_from_tree_1): Check if emutls can
2779 emit debug information.
2780 * coretypes.h (tls_model): Add TLS_MODEL_EMULATED, TLS_MODEL_REAL.
2781 * varasm.c: Include targhooks.h.
2782 (emutls_object_section, emutls_tmpl_section): New.
2783 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): Remove.
2784 (EMUTLS_SEPARATOR): New.
2786 (get_emutls_object_name): New.
2787 (default_emutls_var_fields): New, broken out of ...
2788 (get_emutls_object_type): ... here. Adjust to use target hooks.
2789 (get_emutls_init_templ_addr): Adjust to use target hooks.
2790 (emutls_decl): Adjust to use target hooks.
2791 (emutls_finish): Likewise.
2792 (default_emutls_var_init): New, broken out of ...
2793 (assemble_variable): ... here. Adjust to use target hooks.
2794 * output.h (enum section_category): Add SECCAT_EMUTLS_VAR,
2796 * c-common.c (handle_section_attribute): Prevent overriding
2797 sections for emulated tls with special sections.
2798 * config/i386/i386.c (x86_64_elf_select_section): Add
2799 SECCAT_EMUTLS_VAR and SECCAT_EMUTLS_TMPL.
2800 (x86_64_elf_unique_section): Likewise.
2801 * config/vxworks.c: Include tree.h.
2802 (vxworks_emutls_var_fields, vxworks_emutls_var_init): New.
2803 (vxworks_override_options): Set TLS scheme.
2804 * doc/tm.texi (Emulated TLS): New node.
2806 2008-04-26 Simon Baldwin <simonb@google.com>
2809 * builtins.c (c_strlen): Suppressed multiple warnings that can occur
2810 with propagated string constants.
2812 2008-04-26 Uros Bizjak <ubizjak@gmail.com>
2814 * config/i386/i386.md (fix_trunc<mode>_i387_fisttp_with_temp): Use 'X'
2815 constraint for operand 2 when operand 0 is memory operand.
2816 (fix_truncdi_i387_with_temp): : Use 'X' constraint for operand 4 when
2817 operand 0 is memory operand.
2818 (fix_trunc<mode>_i387_with_temp): Ditto.
2819 (*floatsi<mode>2_vector_mixed_with_temp): Use 'X' constraint for
2820 operand 2 when operand 1 is memory operand.
2821 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_with_temp): Ditto.
2822 (*floatsi<mode>2_vector_sse_with_temp): Ditto.
2823 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_with_temp): Ditto.
2824 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
2825 (floatdi<X87MODEF:mode>2_i387_with_xmm): Use 'X' constraint for
2826 operands 2,3 and 4 when operand 1 is memory operand.
2827 (fistdi2_with_temp): Use 'X' constraint for operand 2 when operand 0
2829 (fistdi2_floor_with_temp): Ditto.
2830 (fist<mode>2_floor_with_temp): Ditto.
2831 (fistdi2_ceil_with_temp): Ditto.
2832 (fist<mode>2_ceil_with_temp): Ditto.
2833 (*truncdfsf_fast_mixed): Merge alternatives 0 and 1.
2835 2008-04-26 David Daney <ddaney@avtrex.com>
2837 * config/mips/mips.md (UNSPEC_COMPARE_AND_SWAP_12): New
2839 (UNSPEC_SYNC_OLD_OP, UNSPEC_SYNC_NEW_OP, UNSPEC_SYNC_EXCHANGE,
2840 UNSPEC_MEMORY_BARRIER, UNSPEC_SET_GOT_VERSION,
2841 UNSPEC_UPDATE_GOT_VERSION): Renumber.
2842 (sync_compare_and_swap<mode>): New expand for QI and HI modes.
2843 (compare_and_swap_12): New insn.
2844 * config/mips/mips-protos.h (mips_expand_compare_and_swap_12): Declare.
2845 * config/mips/mips.c (mips_force_binary): New function.
2846 (mips_emit_int_order_test, mips_expand_synci_loop): Use it.
2847 (mips_expand_compare_and_swap_12): New function.
2848 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP_12): New macro.
2850 2008-04-25 Jan Hubicka <jh@suse.cz>
2853 * cfgexpand.c (pass_expand): Turn into RTL pass.
2854 * passes.c (execute_one_pass): Do pass typechecking after execution.
2855 * tree-pass.h (pass_expand): Turn into RTL pass.
2857 * function.h (struct rtl_data): Move here fields
2858 accesses_prior_frames, calls_eh_return, saves_all_registers,
2859 has_nonlocal_goto, has_asm_statement, is_thunk,
2860 all_throwers_are_sibcalls, limit_stack, profile, uses_const_pool,
2861 uses_pic_offset_table, uses_eh_lsda, tail_call_emit,
2862 arg_pointer_save_area_init from struct function; turn into bool.
2863 (struct function): Move
2864 calls_eh_return, saves_all_registers, has_nonlocal_goto,
2865 has_asm_statement, is_thunk, all_throwers_are_sibcalls, limit_stack,
2866 profile, uses_const_pool, uses_pic_offset_table, uses_eh_lsda,
2867 tail_call_emit, arg_pointer_save_area_init
2868 into struct rtl_data. Remove recursive_call_emit and gimplified flags.
2869 (current_function_returns_struct, current_function_returns_pcc_struct,
2870 current_function_calls_setjmp, current_function_calls_alloca,
2871 current_function_accesses_prior_frames,
2872 current_function_calls_eh_return, current_function_is_thunk,
2873 current_function_stdarg, current_function_profile,
2874 current_function_limit_stack, current_function_uses_pic_offset_table,
2875 current_function_uses_const_pool, current_function_has_nonlocal_label,
2876 current_function_saves_all_registers,
2877 current_function_has_nonlocal_goto,
2878 current_function_has_asm_statement): Remove accesor macros.
2879 * ra-conflict.c (global_conflicts): Update.
2880 * tree-tailcall.c (suitable_for_tail_opt_p): Update.
2881 (suitable_for_tail_call_opt_p): Update.
2882 * builtins.c (expand_builtin_return_addr): Update.
2883 (expand_builtin_setjmp_setup): Update.
2884 (expand_builtin_nonlocal_goto): Update.
2885 * final.c (final_start_function): Update.
2886 (profile_function): Update.
2887 (leaf_function_p): Update.
2888 (only_leaf_regs_used): Update.
2889 * df-scan.c (df_get_exit_block_use_set): Update.
2890 * dojump.c (clear_pending_stack_adjust): Update.
2891 * tree-stdarg.c (gate_optimize_stdarg): Update.
2892 * gimple-low.c (lower_function_body): Update.
2893 * global.c (compute_regsets): Update.
2894 (global_alloc): Update.
2895 * dwarf2out.c (dwarf2out_begin_prologue): Update.
2896 * expr.c (expand_assignment): Update.
2897 * dse.c (dse_step0): Update.
2898 (dse_step1): Update.
2899 * c-decl.c (store_parm_decls): Update.
2900 * local-alloc.c (combine_regs): Update.
2901 (find_free_reg): Update.
2902 * function.c (assign_parms_augmented_arg_list): Update.
2903 (assign_parm_find_data_types): Update.
2904 (assign_parms): Update.
2905 (allocate_struct_function): Update.
2906 (expand_function_start): Update.
2907 (expand_function_end): Update.
2908 (get_arg_pointer_save_area): Update.
2909 (thread_prologue_and_epilogue_insns): Update.
2910 (rest_of_match_asm_constraints): Update.
2911 * stor-layout.c (variable_size): Update.
2912 * gcse.c (gcse_main): Update.
2913 (bypass_jumps): Update.
2914 * gimplify.c (gimplify_function_tree): Update.
2915 * calls.c (emit_call_1): Update.
2916 (expand_call): Update.
2917 * bt-load.c (compute_defs_uses_and_gen): Update.
2918 * except.c (sjlj_assign_call_site_values): Update.
2919 (sjlj_emit_function_enter): Update.
2920 (can_throw_external): Update.
2921 (set_nothrow_function_flags): Update.
2922 (expand_builtin_unwind_init): Update.
2923 (expand_eh_return): Update.
2924 (convert_to_eh_region_ranges): Update.
2925 (output_function_exception_table): Update.
2926 * emit-rtl.c (gen_tmp_stack_mem): Update.
2927 * cfgexpand.c (expand_used_vars): Update.
2928 (tree_expand_cfg): Update.
2929 * cfgcleanup.c (rest_of_handle_jump): Update.
2930 * explow.c (allocate_dynamic_stack_space): Update.
2931 * varasm.c (assemble_start_function): Update.
2932 (force_const_mem): Update.
2933 (mark_constant_pool): Update.
2934 * tree-optimize.c (tree_rest_of_compilation): Update.
2935 * stack-ptr-mod.c (notice_stack_pointer_modification): Update.
2936 * tree-cfg.c (notice_special_calls): Update.
2937 (is_ctrl_altering_stmt): Update.
2938 (tree_can_make_abnormal_goto): Update.
2939 (tree_purge_dead_abnormal_call_edges): Update.
2940 * config/alpha/predicates.md: Update.
2941 * config/alpha/alpha.c (alpha_sa_mask): Update.
2942 (alpha_sa_size): Update.
2943 (alpha_does_function_need_gp): Update.
2944 (alpha_expand_prologue): Update.
2945 (alpha_start_function): Update.
2946 (alpha_output_function_end_prologue): Update.
2947 (alpha_expand_epilogue): Update.
2948 * config/frv/frv.c (frv_stack_info): Update.
2949 (frv_expand_epilogue): Update.
2950 * config/s390/s390.c (s390_regs_ever_clobbered): Update.
2951 (s390_register_info): Update.
2952 (s390_frame_info): Update.
2953 (s390_init_frame_layout): Update.
2954 (s390_can_eliminate): Update.
2955 (save_gprs): Update.
2956 * config/spu/spu.c (spu_split_immediate): Update.
2957 (need_to_save_reg): Update.
2958 (spu_expand_prologue): Update.
2959 (spu_expand_epilogue): Update.
2960 * config/sparc/sparc.md: Update.
2961 * config/sparc/sparc.c (eligible_for_return_delay): Update.
2962 (sparc_tls_got): Update.
2963 (legitimize_pic_address): Update.
2964 (sparc_emit_call_insn): Update.
2965 (sparc_expand_prologue): Update.
2966 (output_return): Update.
2967 (print_operand): Update.
2968 (sparc_function_ok_for_sibcall): Update.
2969 * config/sparc/sparc.h (EXIT_IGNORE_STACK): Update.
2970 * config/m32r/m32r.md: Update.
2971 * config/m32r/m32r.c (MUST_SAVE_RETURN_ADDR): Update.
2972 (m32r_compute_frame_size): Update.
2973 (m32r_expand_prologue): Update.
2974 (m32r_expand_epilogue): Update.
2975 (m32r_legitimize_pic_address): Update.
2976 * config/m32r/m32r.h (FRAME_POINTER_REQUIRED): Update.
2977 * config/i386/linux.h (SUBTARGET_FRAME_POINTER_REQUIRED): Update.
2978 * config/i386/i386.c (ix86_frame_pointer_required): Update.
2980 (ix86_save_reg): Update.
2981 (ix86_compute_frame_layout): Update.
2982 (ix86_expand_prologue): Update.
2983 (ix86_expand_epilogue): Update.
2984 * config/sh/sh.c (output_stack_adjust): Update.
2985 (calc_live_regs): Update.
2986 (sh5_schedule_saves): Update.
2987 (sh_expand_prologue): Update.
2988 (sh_expand_epilogue): Update.
2989 (sh_setup_incoming_varargs): Update.
2990 (sh_allocate_initial_value): Update.
2991 (sh_get_pr_initial_val): Update.
2992 * config/sh/sh.h (SHMEDIA_REGS_STACK_ADJUST): Update.
2993 * config/sh/sh.md (label:): Update.
2994 * config/avr/avr.c (out_movhi_mr_r): Update.
2995 * config/crx/crx.h (enum): Update.
2996 * config/xtensa/xtensa.h (along): Update.
2997 * config/stormy16/stormy16.c Update.
2998 (xstormy16_compute_stack_layout): Update.
2999 * config/fr30/fr30.c (MUST_SAVE_RETURN_POINTER): Update.
3000 (fr30_expand_prologue): Update.
3001 * config/cris/cris.c (cris_conditional_register_usage): Update.
3002 (cris_reg_saved_in_regsave_area): Update.
3003 (cris_initial_frame_pointer_offset): Update.
3004 (cris_simple_epilogue): Update.
3005 (cris_expand_prologue): Update.
3006 (cris_expand_epilogue): Update.
3007 (cris_expand_pic_call_address): Update.
3008 (cris_asm_output_symbol_ref): Update.
3009 (cris_asm_output_label_ref): Update.
3010 * config/cris/cris.md Update.
3011 * config/iq2000/iq2000.c (compute_frame_size): Update.
3012 (iq2000_expand_epilogue): Update.
3013 * config/mt/mt.h (save_direction): Update.
3014 * config/mn10300/mn10300.c (mn10300_function_value): Update.
3015 * config/ia64/ia64.c (ia64_compute_frame_size): Update.
3016 (ia64_secondary_reload_class): Update.
3017 * config/m68k/m68k.c (m68k_save_reg): Update.
3018 (m68k_expand_prologue): Update.
3019 (m68k_expand_epilogue): Update.
3020 (legitimize_pic_address): Update.
3021 * config/rs6000/rs6000.c (rs6000_got_register): Update.
3022 (first_reg_to_save): Update.
3023 (first_altivec_reg_to_save): Update.
3024 (compute_vrsave_mask): Update.
3025 (compute_save_world_info): Update.
3026 (rs6000_stack_info): Update.
3027 (spe_func_has_64bit_regs_p): Update.
3028 (rs6000_ra_ever_killed): Update.
3029 (rs6000_emit_eh_reg_restore): Update.
3030 (rs6000_emit_allocate_stack): Update.
3031 (rs6000_emit_prologue): Update.
3032 (rs6000_emit_epilogue): Update.
3033 (rs6000_output_function_epilogue): Update.
3034 (output_profile_hook): Update.
3035 (rs6000_elf_declare_function_name): Update.
3036 * config/rs6000/rs6000.h (rs6000_args): Update.
3037 * config/rs6000/rs6000.md: Update.
3038 * config/mcore/mcore.c (mcore_expand_prolog): Update.
3039 * config/arc/arc.c (arc_output_function_epilogue): Update.
3040 * config/arc/arc.h (FRAME_POINTER_REQUIRED): Update.
3041 * config/darwin.c (machopic_function_base_name): Update.
3042 * config/score/score3.c (score3_compute_frame_size): Update.
3045 (score3_epilogue): Update.
3046 * config/score/score7.c (score7_compute_frame_size): Update.
3047 (score7_prologue): Update.
3048 (score7_epilogue): Update.
3049 * config/score/score.h (FRAME_POINTER_REQUIRED): Update.
3050 * config/arm/linux-elf.h (SUBTARGET_FRAME_POINTER_REQUIRED): Update.
3051 * config/arm/arm.c (use_return_insn): Update.
3052 (require_pic_register): Update.
3053 (arm_load_pic_register): Update.
3054 (arm_compute_save_reg0_reg12_mask): Update.
3055 (arm_compute_save_reg_mask): Update.
3056 (thumb1_compute_save_reg_mask): Update.
3057 (output_return_instruction): Update.
3058 (arm_output_function_prologue): Update.
3059 (arm_output_epilogue): Update.
3060 (arm_get_frame_offsets): Update.
3061 (arm_expand_prologue): Update.
3062 (thumb_pushpop): Update.
3063 (thumb_exit): Update.
3064 (thumb1_expand_prologue): Update.
3065 (thumb1_expand_epilogue): Update.
3066 (arm_unwind_emit): Update.
3067 (arm_output_fn_unwind): Update.
3068 * config/arm/arm.h (FRAME_POINTER_REQUIRED): Update.
3069 * config/arm/arm.md: Update.
3070 * config/pa/pa.md: Update.
3071 * config/pa/pa.c (legitimize_pic_address): Update.
3072 (compute_frame_size): Update.
3073 (hppa_expand_prologue): Update.
3074 (hppa_expand_epilogue): Update.
3075 (borx_reg_operand): Update.
3076 * config/pa/pa.h (FRAME_POINTER_REQUIRED): Update.
3077 (HARD_REGNO_RENAME_OK): Update.
3078 * config/mips/mips.c (mips_global_pointer): Update.
3079 (mips_save_reg_p): Update.
3080 (mips_compute_frame_info): Update.
3081 (mips_frame_pointer_required): Update.
3082 (mips_expand_prologue): Update.
3083 (mips_expand_epilogue): Update.
3084 (mips_can_use_return_insn): Update.
3085 (mips_reorg_process_insns): Update.
3086 * config/v850/v850.c (compute_register_save_size): Update.
3087 * config/mmix/mmix.h (FRAME_POINTER_REQUIRED): Update.
3088 * config/mmix/mmix.c (along): Update.
3089 (mmix_expand_epilogue): Update.
3090 * config/bfin/bfin.c (legitimize_pic_address): Update.
3091 (must_save_p): Update.
3092 (stack_frame_needed_p): Update.
3093 (add_to_reg): Update.
3094 (bfin_expand_prologue): Update.
3095 * stmt.c (expand_asm_operands): Update.
3096 * reload1.c (reload): Update.
3097 (init_elim_table): Update.
3099 2008-04-25 Bob Wilson <bob.wilson@acm.org>
3101 * optabs.c (expand_float): Fix REG_EQUAL for UNSIGNED_FLOAT libcall.
3103 2008-04-25 H.J. Lu <hongjiu.lu@intel.com>
3105 * config/i386/sse.md (mov<mode>): Replace SSEMODEI with SSEMODE.
3106 (*mov<mode>_internal): Likewise. Support V4SF and V2DF.
3107 (mov<mode>): Removed.
3108 (*movv4sf_internal): Likewise.
3109 (*movv2df_internal): Likewise.
3111 2008-04-25 Pompapathi V Gadad <Pompapathi.V.Gadad@nsc.com>
3113 * config.gcc (crx-*-elf): Remove deprecation.
3115 2008-04-25 Danny Smith <dannysmith@users.sourceforge.net>
3117 * config/i386/cygming-crtend.c (register_frame_ctor): Register
3118 __gcc_deregister_frame with atexit.
3119 (deregister_frame_dtor): Remove.
3121 2008-04-24 Nathan Froyd <froydnj@codesourcery.com>
3122 Nathan Sidwell <nathan@codesourcery.com>
3124 * config/rs6000/rs6000.opt (mspe): Remove Var property.
3126 * config/rs6000/rs6000.h (rs6000_spe): Declare.
3127 (rs6000_isel): Likewise.
3128 * config/rs6000/rs6000.c (rs6000_spe): New variable.
3129 (rs6000_isel): New variable.
3130 (rs6000_handle_option): Handle OPT_mspe and OPT_misel.
3132 2008-04-24 Jakub Jelinek <jakub@redhat.com>
3135 * c-common.c (handle_vector_size_attribute): Call
3136 lang_hooks.types.reconstruct_complex_type instead of
3137 reconstruct_complex_type.
3138 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Likewise.
3139 * config/spu/spu.c (spu_handle_vector_attribute): Likewise.
3140 * langhooks.h (struct lang_hooks_for_types): Add
3141 reconstruct_complex_type hook.
3142 * langhooks-def.h (LANG_HOOKS_RECONSTRUCT_COMPLEX_TYPE): Define.
3143 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add it.
3145 2008-04-24 Richard Guenther <rguenther@suse.de>
3147 * c-common.h (check_builtin_function_arguments): Declare.
3148 * c-common.c (validate_nargs): New function.
3149 (check_builtin_function_arguments): Likewise.
3150 * c-typeck.c (build_function_call): Call
3151 check_builtin_function_arguments.
3152 * builtins.c (fold_builtin_classify): Remove error reporting code.
3153 (fold_builtin_unordered_cmp): Likewise.
3154 (fold_builtin_1): Likewise.
3155 (fold_builtin_n): Likewise.
3157 2008-04-24 Jakub Jelinek <jakub@redhat.com>
3159 PR tree-optimization/36008
3160 * fold-const.c (try_move_mult_to_index): If s == NULL, divide
3161 the original op1, rather than delta by step.
3163 2008-04-22 Antoniu Pop <antoniu.pop@gmail.com>
3164 Sebastian Pop <sebastian.pop@amd.com>
3166 * tree-parloops.c (take_address_of, eliminate_local_variables_1,
3167 eliminate_local_variables_stmt, eliminate_local_variables,
3168 separate_decls_in_loop_name, separate_decls_in_loop_stmt,
3169 separate_decls_in_loop, gen_parallel_loop): Make them work on a region
3170 of code delimited by two edges in the CFG.
3171 (separate_decls_in_loop_name): Renamed separate_decls_in_region_name.
3172 (separate_decls_in_loop_stmt): Renamed separate_decls_in_region_stmt.
3173 (separate_decls_in_loop): Renamed separate_decls_in_region. Isolate
3174 the case of parallelisation of reductions.
3175 (expr_invariant_in_region_p): New.
3177 * tree-flow.h (gather_blocks_in_sese_region): Declared.
3178 * tree-cfg.c (gather_blocks_in_sese_region): Extern.
3180 2008-04-24 Ira Rosen <irar@il.ibm.com>
3181 Richard Guenther <rguenther@suse.de>
3183 PR tree-optimization/36034
3184 * tree-vect-analyze.c (vect_analyze_group_access): SLP is
3185 incapable of dealing with loads with gaps.
3187 2008-04-24 Rafael Espindola <espindola@google.com>
3189 * tree-flow.h (vrp_evaluate_conditional): Change signature.
3190 * tree-ssa-propagate.c (fold_predicate_in): Update call to
3191 vrp_evaluate_conditional.
3192 * tree-vrp.c (vrp_evaluate_conditional_warnv): Remove.
3193 (vrp_evaluate_conditional): Split the cond argument.
3194 (vrp_visit_cond_stmt): Use vrp_evaluate_conditional_warnv_with_ops.
3195 (simplify_stmt_for_jump_threading): Update call to
3196 vrp_evaluate_conditional.
3198 2008-04-24 Ira Rosen <irar@il.ibm.com>
3200 PR tree-optimization/35982
3201 * tree-vect-analyze.c (vect_check_interleaving): Check that the
3202 interleaved data-refs are of the same type.
3204 2008-04-24 Danny Smith <dannysmith@users.net>
3206 * c-format.c (check_format_info_main): Use strncmp rather than a
3207 magic prefix to handle multichar length specs.
3208 * config/i386/msformat-c.c (format_length_info ms_printf_length_specs):
3209 Don't prefix "I64" and "I32" with '\0'.
3211 2008-04-24 Jakub Jelinek <jakub@redhat.com>
3214 * config/i386/i386.c (init_cumulative_args): Don't pass anything
3215 in registers for -m32 only if stdarg_p (fntype).
3217 2008-04-24 Uros Bizjak <ubizjak@gmail.com>
3219 PR rtl-optimization/36006
3220 * expmed.c (store_fixed_bit_field): Copy op0 rtx before moving
3221 temp to op0 in order to avoid invalid rtx sharing.
3223 2008-04-23 Paolo Bonzini <bonzini@gnu.org>
3225 * tree-cfg.c (verify_expr): Check with is_gimple_address. Don't
3226 check TREE_INVARIANT.
3227 * tree-gimple.c (is_gimple_address): New.
3228 (is_gimple_invariant_address): Simplify using decl_address_invariant_p.
3229 * tree-gimple.h (is_gimple_address): New.
3230 * tree.h (decl_address_invariant_p): New.
3231 * tree.c (make_node_stat): Don't set TREE_INVARIANT.
3232 (build_string): Likewise.
3233 (decl_address_invariant_p): New, from is_gimple_invariant_address.
3234 (tree_invariant_p_1): Likewise.
3235 (save_expr): Use it.
3236 (tree_invariant_p): New.
3237 (skip_simple_arithmetic): Use it.
3238 (stabilize_reference_1): Use it.
3239 (recompute_tree_invariant_for_addr_expr): Don't update TREE_INVARIANT,
3241 (build1_stat): Drop code to compute TREE_INVARIANT.
3242 (build2_stat): Drop code to compute TREE_INVARIANT.
3243 (build3_stat): Drop code to compute TREE_INVARIANT.
3244 (build4_stat): Drop code to compute TREE_INVARIANT.
3245 (build5_stat): Drop code to compute TREE_INVARIANT.
3246 (build7_stat): Drop code to compute TREE_INVARIANT.
3247 (merge_dllimport_decl_attributes): Don't mention TREE_INVARIANT.
3248 * tree.h (struct tree_base): Remove invariant_flag.
3249 (TREE_INVARIANT): Remove.
3250 * builtins.c (build_string_literal): Don't set TREE_INVARIANT.
3251 (fold_builtin_expect): Check TREE_CONSTANT.
3252 * tree-ssa-ccp.c (fold_stmt_r): Adjust comment.
3253 * c-tree.h (c_expr_to_decl): Drop third parameter.
3254 * c-typeck.c (build_external_ref): Don't set TREE_INVARIANT.
3255 (build_c_cast): Don't set TREE_INVARIANT.
3256 (pop_init_level): Don't set TREE_INVARIANT.
3257 (c_objc_common_truthvalue_conversion): Don't set TREE_INVARIANT.
3258 * gimplify.c (gimplify_init_ctor_preeval): Add assertion, test
3260 (gimplify_init_constructor): Don't set TREE_INVARIANT.
3261 (gimplify_addr_expr): Adjust comment.
3262 * tree-mudflap.c (mf_build_string):
3263 * print-tree.c (print_node): Don't print TREE_INVARIANT.
3264 * tree-nested.c (convert_nonlocal_reference): Adjust comment.
3265 * c-common.c (fix_string_type): Don't set TREE_INVARIANT.
3266 * langhooks-def.h (lhd_expr_to_decl): Drop third parameter.
3267 * langhooks.c (lhd_expr_to_decl): Drop third parameter.
3268 * langhooks.h (struct lang_hooks): Drop third parameter from
3271 2008-04-23 Richard Guenther <rguenther@suse.de>
3273 PR tree-optimization/27799
3274 PR tree-optimization/32921
3275 PR tree-optimization/32624
3276 * tree-ssa-structalias.c (merge_smts_into): Only merge the
3277 SMTs aliases and the tag itself into the solution.
3278 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): Do not
3279 merge the points-to solution back into the SMT aliases.
3280 (may_alias_p): Use alias_set_subset_of instead of
3281 aliases_conflict_p. A pointer which points to
3282 memory with alias set zero may access any variable.
3284 2008-04-23 Richard Guenther <rguenther@suse.de>
3286 * alias.c (alias_set_subset_of): Correctly handle asking
3287 if zero is a subset of an alias set with zero child.
3288 * tree-ssa-alias.c (have_common_aliases_p): Simplify logic.
3289 (compute_flow_insensitive_aliasing): Correctly walk all
3290 pointers. Do not unnecessarily union sets.
3292 2008-04-23 Richard Guenther <rguenther@suse.de>
3295 * c-common.c (handle_alloc_size_attribute): Use type_num_arguments.
3297 2008-04-22 Tomas Bily <tbily@suse.cz>
3299 * tree-cfg.c (verify_expr): Check for NON_LVALUE_EXPR as
3301 * tree-vrp.c (extract_range_from_unary_expr): Removed unused
3303 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Likewise.
3304 * tree-ssa-structalias.c (get_constraint_for): Likewise.
3305 * tree-inline.c (estimate_num_insns_1): Likewise.
3306 * varasm.c (const_hash_1, compare_constant, copy_constant)
3307 (compute_reloc_for_constant, output_addressed_constants): Likewise.
3308 * emit-rtl.c (component_ref_for_mem_expr)
3309 (set_mem_attributes_minus_bitpos): Likewise.
3310 * expr.c (highest_pow2_factor, expand_expr_real_1, )
3311 (is_aligning_offset): Likewise.
3312 * dwarf2out.c (loc_descriptor_from_tree_1, add_bound_info): Likewise.
3313 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Likewise.
3314 * dojump.c (do_jump): Likewise.
3315 * builtins.c (get_pointer_alignment, get_memory_rtx)
3316 (integer_valued_real_p, fold_builtin_next_arg): Likewise.
3317 * tree-scalar-evolution.c (instantiate_parameters_1): Likewise.
3319 2008-04-23 Jakub Jelinek <jakub@redhat.com>
3321 PR rtl-optimization/36017
3322 * builtins.c (expand_errno_check): Clear CALL_EXPR_TAILCALL before
3323 expanding the library call.
3325 2008-04-22 Ian Lance Taylor <iant@google.com>
3327 * fold-const.c (pointer_may_wrap_p): Call int_size_in_bytes rather
3330 2008-04-22 Pat Haugen <pthaugen@us.ibm.com>
3332 * config/rs6000/rs6000.c (rs6000_register_move_cost): Increase cost
3333 of LR/CTR moves for Power6.
3335 2008-04-22 Kenneth Zadeck <zadeck@naturalbridge.com>
3338 * passes.c (init_optimization_passes): Remove
3339 pass_fast_rtl_byte_dce.
3341 2008-04-22 Uros Bizjak <ubizjak@gmail.com>
3344 * config/i386/xmmintrin.h (_mm_cvtpi16_ps): Rearrange calls to
3345 builtin functions to generate faster code.
3346 (_mm_cvtpu16_ps): Ditto.
3347 (_mm_cvtpi32x2_ps): Ditto.
3349 2008-04-22 Nick Clifton <nickc@redhat.com>
3351 * common.opt (ftree-loop-distribution): Add Optimization
3354 * config/frv/frv.c (frv_stack_info): Use crtl instead of cfun.
3355 (frv_expand_builtin_va_start): Likewise.
3357 * config/arm/arm.c (thumb_find_work_register): Fix location of
3358 argument register count.
3360 2008-04-22 Maxim Kuvyrkov <maxim@codesourcery.com>
3362 Support scheduling for ColdFire V1 and V3 microarchitecture.
3363 Improve scheduling of multiplication instructions.
3365 * config/m68k/m68k.md (cpu): Add cfv1 and cfv3. Rename cf_v2 to cfv1.
3366 (mac): New instruction attribute.
3367 * config/m68k/m68k.c (override_options): Handle cfv1, cfv3 and mac.
3368 (m68k_sched_mac): New variable.
3369 (m68k_sched_attr_type2, m68k_sched_md_init_global): Update.
3370 Handle cfv1 and cfv3.
3371 (max_insn_size): New static variable.
3372 (struct _sched_ib): New type.
3373 (sched_ib): New static variable.
3374 (sched_ib_size, sched_ib_filled, sched_ib_insn): Convert variables
3375 to fields of 'struct _sched_ib sched_ib'. Update all uses.
3376 (m68k_sched_variable_issue): Add modeling of cfv3 instruction buffer.
3378 (m68k_sched_md_init_global, m68k_sched_md_finish_global,
3379 m68k_sched_md_init, m68k_sched_md_finish): Handle cfv1 and cfv3. Init
3380 new variables. Update.
3381 (m68k_sched_dfa_pre_advance_cycle, m68k_sched_dfa_post_advance_cycle):
3382 Add modeling of cfv3 instruction buffer. Update.
3383 * config/m68k/m68k-protos.h (m68k_sched_mac): Declare.
3384 * config/m68k/m68k.h (TUNE_CFV3): New macro.
3385 * config/m68k/cf.md: Change substrings 'cf_v2' to 'cfv12' or 'cfv123'.
3386 (cf_* reservations): Rename to cfv12 or cfv123 to indicate cores
3387 a particular reservation applies to.
3388 (type2): Reorganize attribute values. Rename alu to alu_reg,
3389 alu_l to alu, move_l to omove. Join move to alu. Split mul
3391 (cf_ib_*): Simplify description of instruction buffer.
3392 (cf_ib_w0, cf_ib_w4, cf_ib_w5, cf_ib_w6): Remove.
3393 (cf_mem): Split into cf_mem1 and cf_mem2.
3394 (cf_v2_move_??): Rename to cfv12_alu_??.
3395 (cf_v2_move_l_??): Rename to cfv12_omove_??.
3396 (cf_v2_mul_??): Remove reservations.
3397 (cfv12_mul_l_??, cfv12_mul_w_??, cfv12_mac_w_??, cfv12_mac_l_??,
3398 cfv12_emac_??, cfv12_emac_w_i0): New reservations.
3399 (cfv12_rts, cfv12_call, cfv12_bcc, cfv12_bra, cfv12_jmp): Move to
3401 (cfv3_alu_10, cfv3_omove_10, cfv3_alu_i0, cfv3_omove_i0, cfv3_alu_01,
3402 cfv3_alu_0i, cfv3_alu_11, cfv3_omove_11, cfv3_alu_i1, cfv3_omove_i1,
3403 cfv3_alu_1i, cfv3_omove_1i, cfv3_pea_11, cfv3_pea_i1, cfv3_mul_w_10,
3404 cfv3_mul_l_10, cfv3_mul_w_i0, cfv3_mac_w_10, cfv3_mac_l_10,
3405 cfv3_mac_w_i0, cfv3_emac_10, cfv3_emac_w_i0, cfv3_rts, cfv3_call,
3406 cfv3_bcc, cfv3_bra, cfv3_jmp): New reservations.
3407 (cfv3_*_1, cfv3_*_2, cfv3_*_3): New instruction reservations that are
3408 expansions of the above reservations for instructions of sizes
3411 2008-04-22 Maxim Kuvyrkov <maxim@codesourcery.com>
3413 * rtl-factoring.c (collect_patterns_seqs): Handle CC0 targets.
3415 2008-04-21 Adam Nemet <anemet@caviumnetworks.com>
3417 * coverage.c: Include tree-pass.h.
3418 (coverage_counter_alloc): Print da_file_name to the dump file.
3420 2008-04-21 Kenneth Zadeck <zadeck@naturalbridge.com>
3422 * sbitmap.c (sbitmap_range_empty_p): New function.
3423 * sbitmap.h (sbitmap_range_empty_p): New function.
3424 * bitmap.h: Now includes obstack.h.
3426 2008-04-21 Richard Sandiford <rsandifo@nildram.co.uk>
3427 Kenneth Zadeck <zadeck@naturalbridge.com>
3429 * dbgcnt.def (ra_byte_scan): Added.
3430 * dbgcnt.c (dbg_cnt): Added code to print message to dump_file
3431 when the last hit happens for a counter.
3432 * timevar.def (TV_DF_BYTE_LR): New variable.
3433 * tree-pass.h (pass_fast_rtl_byte_dce): New pass.
3434 * passes.c (pass_fast_rtl_byte_dce): New pass.
3435 * fwprop.c (update_df): Added mode to call df_ref_create.
3436 Renamed DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
3437 DF_REF_EXTRACT_OFFSET.
3438 * df.h (DF_BYTE_LR, DF_BYTE_LR_BB_INFO, DF_BYTE_LR_IN,
3439 DF_BYTE_LR_OUT, df_byte_lr): New macro.
3441 (df_ref_extract): Added mode field.
3442 (DF_REF_WIDTH, DF_REF_OFFSET) Renamed to DF_REF_EXTRACT_WIDTH and
3443 DF_REF_EXTRACT_OFFSET.
3444 (DF_REF_EXTRACT_MODE): New macro.
3445 (df_byte_lr_bb_info): New structure.
3446 (df_print_byte_regset, df_compute_accessed_bytes,
3447 df_byte_lr_add_problem, df_byte_lr_get_regno_start,
3448 df_byte_lr_get_regno_len, df_byte_lr_simulate_defs,
3449 df_byte_lr_simulate_uses,
3450 df_byte_lr_simulate_artificial_refs_at_top,
3451 df_byte_lr_simulate_artificial_refs_at_end,
3452 df_compute_accessed_bytes): New function.
3453 (df_ref_create): Add parameter.
3454 (df_byte_lr_get_bb_info): New inline function.
3455 * df-scan.c (df_ref_record, df_uses_record,
3456 df_ref_create_structure): Added mode parameter.
3457 (df_ref_create, df_notes_rescan, df_ref_record, df_def_record_1,
3458 df_defs_record, df_uses_record, df_get_conditional_uses,
3459 df_get_call_refs, df_insn_refs_collect, df_bb_refs_collect,
3460 df_entry_block_defs_collect, df_exit_block_uses_collect):
3461 Added mode parameter to calls to df_ref_record, df_uses_record,
3462 df_ref_create_structure.
3463 (df_ref_equal_p, df_ref_compare): Added test for modes.
3464 (df_ref_create_structure): Added code to set mode. Renamed
3465 DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
3466 DF_REF_EXTRACT_OFFSET.
3467 * df-core.c (df_print_byte_regset): New function.
3468 * df-byte-scan.c: New file.
3469 * df-problems.c (df_rd_transfer_function): Removed unnecessary
3470 calls to BITMAP_FREE.
3471 (df_byte_lr_problem_data, df_problem problem_BYTE_LR): New structure.
3472 (df_byte_lr_get_regno_start, df_byte_lr_get_regno_len,
3473 df_byte_lr_set_bb_info, df_byte_lr_free_bb_info,
3474 df_byte_lr_check_regs, df_byte_lr_expand_bitmap,
3475 df_byte_lr_alloc, df_byte_lr_reset, df_byte_lr_bb_local_compute,
3476 df_byte_lr_local_compute, df_byte_lr_init,
3477 df_byte_lr_confluence_0, df_byte_lr_confluence_n,
3478 df_byte_lr_transfer_function, df_byte_lr_free,
3479 df_byte_lr_top_dump, df_byte_lr_bottom_dump,
3480 df_byte_lr_add_problem, df_byte_lr_simulate_defs,
3481 df_byte_lr_simulate_uses,
3482 df_byte_lr_simulate_artificial_refs_at_top,
3483 df_byte_lr_simulate_artificial_refs_at_end): New function.
3484 * dce.c (byte_dce_process_block): New function.
3485 (dce_process_block): au is now passed in rather than computed
3486 locally. Changed loops that look at artificial defs to not look
3487 for conditional or partial ones, because there never are any.
3488 (fast_dce): Now is able to drive byte_dce_process_block or
3489 dce_process_block depending on the kind of dce being done.
3490 (rest_of_handle_fast_dce): Add parameter to fast_dce.
3491 (rest_of_handle_fast_byte_dce): New function.
3492 (rtl_opt_pass pass_fast_rtl_byte_dce): New pass.
3493 * Makefile.in (df-byte-scan.o, debugcnt.o): Added dependencies.
3495 2008-04-21 Daniel Franke <franke.daniel@gmail.com>
3498 * gcc.h: Added fortran options that take arguments to
3499 DEFAULT_SWITCH_TAKES_ARG and DEFAULT_WORD_SWITCH_TAKES_ARG
3502 2008-04-20 Eric Botcazou <ebotcazou@adacore.com>
3504 * tree-sra.c (sra_walk_expr) <VIEW_CONVERT_EXPR>: Disable
3505 scalarization if on the LHS and not a full access.
3507 2008-04-20 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3509 * Makefile.in (s-gtyp-input): Remove tmp-gi.list before writing it.
3511 2008-04-18 Rafael Espindola <espindola@google.com>
3513 * tree-vrp.c (find_case_label_index): Fix the binary search.
3514 (find_case_label_range): New.
3515 (vrp_visit_switch_stmt): Use find_case_label_range.
3516 (simplify_switch_using_ranges): Use find_case_label_range.
3518 2008-04-18 Eric Botcazou <ebotcazou@adacore.com>
3520 * gimplify.c (gimplify_modify_expr_rhs) <COND_EXPR>: Gimplify the LHS
3521 using the is_gimple_lvalue predicate instead of is_gimple_min_lval.
3523 2008-04-18 Tom Tromey <tromey@redhat.com>
3526 * doc/cpp.texi (Implementation-defined behavior): Mention
3529 2008-04-18 Ian Lance Taylor <iant@google.com>
3531 * fold-const.c (pointer_may_wrap_p): New static function.
3532 (fold_comparison): Add another test for pointer overflow. Use
3533 pointer_may_wrap_p to disable some false positives.
3535 2008-04-18 Kris Van Hees <kris.van.hees@oracle.com>
3537 * c-common.c (CHAR16_TYPE, CHAR32_TYPE): New macros.
3538 (fname_as_string): Match updated cpp_interpret_string prototype.
3539 (fix_string_type): Support char16_t* and char32_t*.
3540 (c_common_nodes_and_builtins): Add char16_t and char32_t (and
3541 derivative) nodes. Register as builtin if C++0x.
3542 (c_parse_error): Support CPP_CHAR{16,32}.
3543 * c-common.h (RID_CHAR16, RID_CHAR32): New elements.
3544 (enum c_tree_index) <CTI_CHAR16_TYPE, CTI_SIGNED_CHAR16_TYPE,
3545 CTI_UNSIGNED_CHAR16_TYPE, CTI_CHAR32_TYPE, CTI_SIGNED_CHAR32_TYPE,
3546 CTI_UNSIGNED_CHAR32_TYPE, CTI_CHAR16_ARRAY_TYPE,
3547 CTI_CHAR32_ARRAY_TYPE>: New elements.
3548 (char16_type_node, signed_char16_type_node, unsigned_char16_type_node,
3549 char32_type_node, signed_char32_type_node, char16_array_type_node,
3550 char32_array_type_node): New defines.
3551 * c-lex.c (cb_ident): Match updated cpp_interpret_string prototype.
3552 (c_lex_with_flags): Support CPP_CHAR{16,32} and CPP_STRING{16,32}.
3553 (lex_string): Support CPP_STRING{16,32}, match updated
3554 cpp_interpret_string and cpp_interpret_string_notranslate prototypes.
3555 (lex_charconst): Support CPP_CHAR{16,32}.
3556 * c-parser.c (c_parser_postfix_expression): Support CPP_CHAR{16,32}
3557 and CPP_STRING{16,32}.
3559 2008-04-18 Paolo Bonzini <bonzini@gnu.org>
3562 * aclocal.m4: Regenerate.
3563 * configure: Regenerate.
3565 2008-04-18 Jan Hubicka <jh@suse.cz>
3567 * except.c (dw2_size_of_call_site_table,
3568 sjlj_size_of_call_site_table): Use vector API for call_site_record.
3570 * cgraphbuild.c (build_cgraph_edges): Update.
3571 * tree-pass.h: Update comment.
3572 * final.c (leaf_function_p): Update.
3573 (leaf_renumber_regs): Update.
3574 (rest_of_clean_state): Update.
3575 * omp-low.c (expand_omp_parallel): Update.
3576 * ipa-reference.c (analyze_function): Update.
3577 * reorg.c (find_end_label): Update.
3578 (optimize_skip): Update.
3579 (fill_simple_delay_slots): Update.
3580 (fill_simple_delay_slots): Update.
3581 (make_return_insns): Update.
3582 (dbr_schedule): Update.
3583 * gimple-low.c (record_vars_into): Update.
3584 * cfgbuild.c (make_edges): Update.
3585 * function.c (assign_stack_local): Update.
3586 (assign_parm_adjust_stack_rtl): Update.
3587 (locate_and_pad_parm): Update.
3588 (allocate_struct_function): Do not initialize stack_alignment_needed
3589 and preferred_stack_boundary here.
3590 (stack_protect_prologue): Update.
3591 (stack_protect_epilogue): Update.
3592 (expand_function_start): Initialize stack_alignment_needed,
3593 preferred_stack_boundary and max_jumptable_ents.
3594 (expand_function_end): Update.
3595 (free_after_compilation): Do not NULLify epilogue_delay_list.
3596 * function.h (struct rtl_data): Add stack_protect_guard,
3597 stack_alignment_needed,
3598 preferred_stack_boundary, epilogue_delay_list.
3599 (struct function): Remove value_histograms, stack_alignment_needed,
3600 preferred_stack_boundary, epilogue_delay_list, max_jumptable_ents,
3602 unexpanded_var_list, stack_protect_guard.
3603 (current_function_epilogue_delay_list): Remove.
3604 * ipa-type-escape.c (analyze_function): Update.
3605 * gimplify.c (pop_gimplify_context): Update comment.
3606 * calls.c (expand_call): Update.
3607 (emit_library_call_value_1): Update.
3608 * except.c (set_nothrow_function_flags): Update.
3609 * cfgexpand.c (get_decl_align_unit): Update.
3610 (create_stack_guard): Update.
3611 (estimated_stack_frame_size): Update.
3612 (expand_used_vars): Update.
3613 (tree_expand_cfg): Free histogram earliers, init expansion variables.
3614 * explow.c (allocate_dynamic_stack_space): Update.
3615 * tree-ssa-live.c (remove_unused_locals): Update.
3616 * varasm.c (mark_constant_pool): Update.
3617 * tree-inline.c (remap_decls): Update.
3618 (initialize_cfun): Update.
3619 (declare_return_variable): Update.
3620 (inline_forbidden_p): Update.
3621 (expand_call_inline): Update.
3622 (declare_inline_vars): Update.
3623 (tree_function_versioning): Update.
3624 * tree-flow.h (value_histograms): New.
3625 (VALUE_HISTOGRAMS): New macro.
3626 * basic-block.h (control_flow_graph): Add max_jumptable_ents,
3628 * tree-cfg.c (set_bb_for_stmt): Update.
3629 (replace_by_duplicate_decl): Update.
3630 (move_block_to_fn): Update.
3631 (new_label_mapper): Update.
3632 (dump_function_to_file): Update.
3633 * ipa-struct-reorg.c (build_data_structure): Update.
3634 * cfgrtl.c (print_rtl_with_bb): Update.
3635 * reload1.c (reload): Update.
3637 * config/i386/i386.c (setup_incoming_varargs_64,
3638 ix86_compute_frame_layout): Update.
3639 * config/arc/arc.c (arc_output_function_epilogue): Update.
3641 2008-04-18 Marius Strobl <marius@FreeBSD.org>
3643 * gthr-posix.h (__gthread_active_p): Use the Solaris implementation
3644 for FreeBSD as well.
3645 * gthr-posix95.h: Likewise.
3647 2008-04-17 Richard Sandiford <rsandifo@nildram.co.uk>
3649 PR rtl-optimization/35838
3650 * dse.c (find_shift_sequence): Use subreg_lowpart_offset to work
3651 out the byte offset of the first subreg.
3653 2008-04-17 Uros Bizjak <ubizjak@gmail.com>
3655 * config/i386/i386.md (addti3 splitter): Pass arrays of 3 operands
3656 to split_ti instead of three separate calls with single member arrays.
3657 (subti3 splitter): Ditto.
3658 (adddi3 splitter): Ditto with split_di.
3659 (subdi3 splitter): Ditto.
3660 (negti2 splitter): Pass arrays of 2 operands to split_ti instead of
3661 two separate calls with single member arrays. Swap match_dup
3662 operands 1 and 2 to better fit into the array.
3663 (negdi2 splitter): Ditto with split_di.
3664 (movdfcc splitter): Pass arrays of 2 operands to split_di instead of
3665 two separate calls with single member arrays. Swap match_dup operands
3666 6 and 7 to better fit into the array.
3668 2008-04-17 H.J. Lu <hongjiu.lu@intel.com>
3670 * config/i386/i386.c (sse_builtin_type): New.
3671 (bdesc_sse_args): Likewise.
3672 (bdesc_sse_3arg): Removed.
3673 (bdesc_2arg): Remove IX86_BUILTIN_AESKEYGENASSIST128.
3674 (bdesc_1arg): Remove IX86_BUILTIN_ROUNDPD and
3675 IX86_BUILTIN_ROUNDPS.
3676 (ix86_init_mmx_sse_builtins): Handle bdesc_sse_args. Remove
3677 bdesc_sse_3arg. Remove IX86_BUILTIN_ROUNDPD and
3678 IX86_BUILTIN_ROUNDPS.
3679 (ix86_expand_sse_4_operands_builtin): Removed.
3680 (ix86_expand_sse_operands_builtin): New.
3681 (ix86_expand_unop_builtin): Remove CODE_FOR_sse4_1_roundpd
3682 and CODE_FOR_sse4_1_roundps.
3683 (ix86_expand_builtin): Remove IX86_BUILTIN_AESKEYGENASSIST128.
3684 Handle bdesc_sse_args. Remove bdesc_sse_3arg.
3686 2008-04-17 Alan Modra <amodra@bigpond.net.au>
3689 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Restore vr and vrsave
3690 regs before frame pop when needed. If use_backchain_to_restore_sp
3691 then load backchain into a temp reg to restore vr and vrsave. Add
3692 code to restore vr after frame pop if possible.
3694 2008-04-17 Richard Guenther <rguenther@suse.de>
3696 * tree-vn.c (expressions_equal_p): Do not check type
3697 equality or compatibility before calling operand_equal_p.
3698 * fold-const.c (operand_equal_p): Check equivalence of
3699 integer constants before bailing out due to signedness or
3700 precision differences.
3701 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Ignore
3702 spurious differences in type qualification. Ignore types
3703 for COMPONENT_REFs at all.
3705 2008-04-17 Christian Bruel <christian.bruel@st.com>
3707 * config/sh/sh.c (expand_cbranchdi4): Use original operands for
3708 msw_skip comparison.
3710 2008-04-16 Jakub Jelinek <jakub@redhat.com>
3713 * tree-nrv.c (tree_nrv): Don't optimize if result_type is GIMPLE
3716 PR tree-optimization/35899
3717 * tree-inline.c (expand_call_inline): Use GIMPLE_STMT_OPERAND
3718 rather than TREE_OPERAND.
3720 2008-04-16 Uros Bizjak <ubizjak@gmail.com>
3723 * config/i386/i386.md (fmodxf3): Copy operand 1 and operand 2 into
3724 temporary registers. Change operand predicate to general_operand.
3725 (remainderxf3): Ditto.
3727 2008-04-16 Richard Guenther <rguenther@suse.de>
3729 * Makefile.in (tree-affine.o): Add $(FLAGS_H) dependency.
3730 * tree-affine.c (aff_combination_expand): Look through some
3733 2008-04-15 Doug Kwan <dougkwan@google.com>
3735 * dwarf2asm.c (dw2_assemble_integer): Cast to unsigned HOST_WIDE_INT
3737 * tree-pretty-print.c (dump_generic_node): Ditto.
3738 * final.c (output_addr_const): Ditto.
3739 * dwarf2out.c (output_cfi): Ditto.
3740 * c-pretty-print.c (pp_c_integer_constant): Ditto.
3741 * print-rtl.c (print_rtx): Ditto.
3742 * print-tree.c (print_node_brief, print_node): Ditto.
3743 * c-common.c (match_case_to_enum_1): Ditto.
3744 * sched-vis.c (print_value): Ditto.
3745 * config/i386/i386.c (print_operand): Cast to long unsigned int
3748 2008-04-15 Danny Smith <dannysmith@users.sourceforge.net>
3749 * libgcc2.c [L_trampoline]: Remove unnecessary prototype for
3750 MS Windows VirtualProtect function.
3752 2008-04-15 Jan Hubicka <jh@suse.cz>
3754 * gengtype.c (write_root): Param_is argument is OK.
3755 * expr.c (expand_expr_real_1): Update call of get_exception_*.
3756 * function.h: Include varray.h
3757 (rtl_eh): New stucture based on except.c one.
3758 (call_site_record): New forward declaration and vector type.
3759 * calls.c (emit_call_1): Do not call
3760 note_current_region_may_contain_throw.
3761 * except.c (eh_status): Remove cur_region, try_region since they are
3763 Move filter, exc_ptr, ttype_data, ehspec_data, action_record_data and
3764 exception_handler_label_map, ehr_stackadj, ehr_handler, ehr_label,
3765 sjlj_fc, sjlj_exit_after to rth_eh in function.h.
3766 Remove call_site_data_used, call_site_data_size.
3767 Turn call_site_record into vector in function.h.
3768 (note_current_region_may_contain_throw): Remove.
3769 (get_exception_pointer, get_exception_filter): Do not take struct
3770 function argument; update.
3771 (add_ehl_entry, find_exception_handler_labels, ehspec_filter_hash,
3772 add_ttypes_entry, add_ehspec_entry, assign_filter_values,
3773 build_post_landing_pads, dw2_build_landing_pads,
3774 sjlj_assign_call_site_values, sjlj_mark_call_sites,
3775 sjlj_emit_function_enter, sjlj_emit_function_enter,
3776 sjlj_emit_function_exit, sjlj_emit_dispatch_table,
3777 sjlj_build_landing_pads, finish_eh_generation,
3778 remove_exception_handler_label, remove_eh_handler,
3779 maybe_remove_eh_handler, add_reachable_handler,
3780 reachable_handlers, expand_builtin_eh_return, expand_eh_return,
3781 add_action_record, collect_one_action_chain, add_call_site,
3782 convert_to_eh_region_ranges, sjlj_size_of_call_site_table,
3783 sjlj_output_call_site_table, output_function_exception_table,
3784 * except.h (note_current_region_may_contain_throw): Remove
3785 (get_exception_pointer, get_exception_filter): Do not take struct
3787 * Makefile.in (GTFILES): Put varargs before struct function.
3789 2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
3791 * tree-ssa-structalias.c (get_constraint_for_component_ref): Do not
3792 punt for STRING_CST.
3793 (get_constraint_for): Deal with STRING_CST here instead.
3795 2008-04-15 Richard Guenther <rguenther@suse.de>
3797 * tree-ssa-propagate.c (substitute_and_fold): Substitute
3798 statements in a basic-block with a backward walk. Do not
3799 substitute into dead statements but instead remove those.
3801 2008-04-15 Richard Guenther <rguenther@suse.de>
3803 * params.def (PARAM_MAX_FIELDS_FOR_FIELD_SENSITIVE): Set default
3804 to zero, thus disable creation of SFTs.
3806 2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
3808 * tree-predcom.c (suitable_reference_p): Return false if the
3809 reference can throw.
3811 2008-04-15 Jakub Jelinek <jakub@redhat.com>
3814 * c-decl.c (finish_decl): If extern or static var has variable
3815 size, set TREE_TYPE (decl) to error_mark_node.
3817 2008-04-15 Rafael Espindola <espindola@google.com>
3819 * fold-const.c (tree_call_nonnegative_warnv_p): Remove local
3822 2008-04-15 Richard Guenther <rguenther@suse.de>
3824 * tree-ssa-sccvn.h (vn_reference_lookup): Adjust prototype.
3825 * tree-ssa-sccvn.c (vn_reference_lookup): New parameter maywalk.
3826 (visit_reference_op_load): Do walk vuse-vdef chains on
3827 vn_reference_lookup.
3828 (visit_reference_op_store): But do not here.
3829 * tree-vn.c (vn_lookup): Do not walk vuse-vdef chains on
3830 vn_reference_lookup.
3831 (vn_lookup_with_vuses): But do so here.
3833 2008-04-14 Ian Lance Taylor <iant@google.com>
3835 * fold-const.c (fold_overflow_warning): Remove assertion.
3837 2008-04-15 Ben Elliston <bje@au.ibm.com>
3839 * config/alpha/alpha.c (alpha_initialize_trampoline): Remove temp,
3840 temp1 local variables.
3842 2008-04-15 Zuxy Meng <zuxy.meng@gmail.com>
3845 * config/i386/winnt.c (i386_pe_section_type_flags): Mark
3846 ".text.unlikely" section as executable.
3848 2008-04-14 James E. Wilson <wilson@tuliptree.org>
3850 * config/ia64/ia64.c (rtx_needs_barrier): Handle
3851 UNSPEC_FR_SQRT_RECIP_APPROX_RES.
3852 * config/ia64/ia64.c (UNSPEC_FR_SQRT_RECIP_APPROX_RES): Define.
3853 (divsi3_internal, divdi3_internal_lat, divdi3_internal_thr,
3854 divsf3_internal_lat, sqrt_approx, sqrtsf2_internal_thr,
3855 divdf3_internal_lat, sqrtdf2_internal_thr, divxf3_internal_lat,
3856 divxf3_internal_thr, sqrtxf2_internal_thr, recip_approx): Use it.
3858 2008-04-14 Ian Lance Taylor <iant@google.com>
3860 * flags.h (POINTER_TYPE_OVERFLOW_UNDEFINED): Define.
3861 * fold-const.c (fold_comparison): If appropriate, test
3862 POINTER_TYPE_OVERFLOW_UNDEFINED, and issue an overflow warning.
3863 (fold_binary): Test POINTER_TYPE_OVERFLOW_UNDEFINED when
3864 reassociating a pointer type.
3865 * doc/invoke.texi (Optimize Options): Document that
3866 -fstrict-overflow applies to pointer wraparound.
3868 2008-04-13 Jan Hubicka <jh@suse.cz>
3870 * m32.c (m32c_pushm_popm): Use crtl->retrun_rtx.
3872 2008-04-12 Andrew Pinski <pinskia@gmail.com>
3874 * config/rs6000/rs6000.c (compute_save_world_info): Set lr_save_p if
3875 we are going to "save the world".
3877 2008-04-13 Hans-Peter Nilsson <hp@axis.com>
3879 * config/cris/cris.md ("*andhi_lowpart_non_v32", "*andhi_lowpart_v32")
3880 ("*andqi_lowpart_non_v32", "*andqi_lowpart_v32"): Use "+" for the
3881 operand 0 constraint, not "=".
3883 2008-04-11 James E. Wilson <wilson@tuliptree.org>
3885 * system.h: Change ASSERT_CHECKING to ENABLE_ASSERT_CHECKING.
3887 2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
3889 * dse.c (record_store): Use HOST_BITS_PER_WIDE_INT instead
3890 of size of positions_needed * CHAR_BIT.
3892 2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
3895 * dse.c (store_info): Change positions_needed to unsigned
3897 (lowpart_bitmask): New.
3898 (record_store): Cast to unsigned HOST_WIDE_INT for
3899 positions_needed. Assert width <= size of positions_needed *
3900 CHAR_BIT. Call lowpart_bitmask to initialize positions_needed.
3901 (check_mem_read_rtx): Use unsigned HOST_WIDE_INT on mask. Call
3902 lowpart_bitmask to set mask.
3904 2008-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
3906 * config/bfin/constraints.md: New file.
3907 * config/bfin/bfin.md: Include it.
3908 (adddi3): Use satisfies_constraint functions instead of the old macros.
3909 * config/bfin/bfin.h (REG_CLASS_FROM_LETTER, CONSTRAINT_LEN,
3910 CONST_18UBIT_IMM_P, CONST_16BIT_IMM_P, CONST_16UBIT_IMM_P,
3911 CONST_7BIT_IMM_P, CONST_7NBIT_IMM_P, CONST_5UBIT_IMM_P,
3912 CONST_4BIT_IMM_P, CONST_4UBIT_IMM_P, CONST_3BIT_IMM_P,
3913 CONST_3UBIT_IMM_P, CONST_OK_FOR_K, CONST_OK_FOR_P, CONST_OK_FOR_M,
3914 CONST_OK_FOR_CONSTRAINT_P, CONST_DOUBLE_OK_FOR_LETTER,
3915 EXTRA_CONSTRAINT): Delete.
3916 * config/bfin/predicates.md (highbits_operand, reg_or_7bit_operand,
3917 reg_or_neg7bit_operand): Use satisfies_constraint functions instead
3919 * config/bfin/bfin.c: Include "tm-constrs.h".
3920 (bfin_secondary_reload, split_load_immediate, bfin_rtx_costs):
3921 Use satisfies_constraint functions instead of the old macros.
3922 * doc/md.texi (Blackfin Constraints): Update file name reference.
3924 2008-04-11 Richard Guenther <rguenther@suse.de>
3926 PR tree-optimization/35869
3927 * tree-vrp.c (execute_vrp): Move switch statement update after
3928 jump threading. Schedule another cfg cleanup run.
3930 2008-04-11 Volker Reichelt <v.reichelt@netcologne.de>
3933 * attribs.c (decl_attributes): Return early on errorneous node.
3935 2008-04-10 Oleg Ryjkov <olegr@google.com>
3937 * tree.h (struct tree_base): Added a new flag default_def_flag.
3938 (SSA_NAME_IS_DEFAULT_DEF): Changed to use the new flag.
3940 2008-04-11 Kaz Kojima <kkojima@gcc.gnu.org>
3942 * config.gcc (need_64bit_hwint): Need 64bit hwint for sh-*-*.
3944 2008-04-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3947 * pa.md: Define mode iterator P. Define mode attribute dwc.
3948 (dcacheflush): Update pattern to use iterator P and attribute dwc.
3949 (icacheflush): Likewise.
3950 * pa.h (INITIALIZE_TRAMPOLINE): Use dcacheflushsi/icacheflushsi if
3951 !TARGET_64BIT, and dcacheflushdi/icacheflushdi if TARGET_64BIT.
3953 2008-04-11 Ben Elliston <bje@au.ibm.com>
3955 * config/spu/spu.c (spu_init_builtins): Mark builtins as nothrow.
3957 2008-04-10 Rafael Espindola <espindola@google.com>
3959 * tree-vrp.c (extract_range_from_binary_expr): Don't handle
3960 TRUTH_ANDIF_EXPR or TRUTH_ORIF_EXPR.
3961 (extract_range_from_expr): The same.
3963 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
3965 * config/mips/mips.md (GPR2): New mode iterator.
3967 (*seq_<mode>, *seq_<mode>_mips16, *sne_<mode>, *sgt<u>_<mode>,
3968 *sgt<u>_<mode>_mips16, *sge<u>_<mode>, *slt<u>_<mode>,
3969 *slt<u>_<mode>_mips16 *sle<u>_<mode>, *sle<u>_<mode>_mips16):
3970 Rewrite these to take two modes, the mode of comparison and the
3971 mode of the destination.
3972 * config/mips/mips.c (mips_expand_scc): Instead of having
3973 paradoxical subreg as destination, expand "narrowing" scc if mode
3974 of comparison is SI and target is requested in DI mode.
3975 (mips_emit_int_order_test): Update comment. Make mode of
3976 comparison match CMP0 rather than TARGET. When creating inverse
3977 target use mode of TARGET.
3979 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
3981 * gcov-dump.c (tag_summary): Only print summaries for the first
3982 GCOV_COUNTERS_SUMMABLE counters.
3984 2008-04-10 Uros Bizjak <ubizjak@gmail.com>
3986 * config/i386/i386.md (absneg): New code iterator.
3987 (absnegprefix): New code attribute.
3988 (<code><mode>2): Macroize expander from abs<mode>2 and neg<mode>2
3989 patterns using absneg code iterator.
3990 (<code>tf2): Macroize expander from abstf2 and negtf2 patterns
3991 using absneg code iterator.
3992 (*<code><mode>2_1): Macroize insn pattern from *abs<mode>2_1 and
3993 *neg<mode>2 patterns using absneg code iterator.
3994 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
3995 *negextendsfdf2 patterns using absneg code iterator.
3996 (*<code>extendsfxf2): Macroize insn pattern from *absextendsfxf2 and
3997 *negextendsfxf2 patterns using absneg code iterator.
3998 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
3999 *negextendsfdf2 patterns using absneg code iterator.
4000 * config/i386/sse.md (<code><mode>2): Macroize expander from
4001 abs<mode>2 and neg<mode>2 patterns using absneg code iterator.
4003 2008-04-10 Andreas Krebbel <krebbel1@de.ibm.com>
4005 * config/s390/s390.h: Remove the remains of the recent search
4006 & replace action of current_function_outgoing_args_size.
4008 2008-04-10 Ira Rosen <irar@il.ibm.com>
4010 PR tree-optimization/35821
4011 * tree-vect-transform.c (vect_create_data_ref_ptr): Add check that
4012 NEW_STMT_LIST is not NULL.
4014 2008-04-09 David Edelsohn <edelsohn@gnu.org>
4017 * toplev.c (process_options): Remove -ffunction-sections debugging
4020 2008-04-09 Peter Bergner <bergner@vnet.ibm.com>
4022 PR middle-end/PR28690
4023 * explow.c (break_out_memory_refs): Use simplify_gen_binary rather
4024 than gen_rtx_fmt_ee to perform more canonicalizations.
4026 2008-04-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4029 * collect2.c (write_c_file): Don't wrap in "#ifdef __cplusplus".
4031 2008-04-09 Richard Guenther <rguenther@suse.de>
4033 * tree-cfg.c (verify_stmt): Print complete bogus stmt.
4034 (dump_function_to_file): Dump function arguments with types.
4036 2008-04-08 Richard Guenther <rguenther@suse.de>
4038 * fold-const.c (fold_widened_comparison): Do not allow
4039 sign-changes that change the result.
4041 2008-04-08 Janis Johnson <janis187@us.ibm.com>
4044 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle additional
4045 kinds of indirect references.
4047 2008-04-08 David Edelsohn <edelsohn@gnu.org>
4049 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Update
4050 GNU Fortran language string.
4052 2008-04-08 Rafael Espindola <espindola@google.com>
4054 * fold-canst.c (tree_call_nonnegative_warnv_p): New.
4055 (tree_invalid_nonnegative_warnv_p): Use tree_call_nonnegative_warnv_p.
4056 * tree.h (tree_call_nonnegative_warnv_p): New.
4058 2008-04-08 Jan Hubicka <jh@suse.cz>
4060 * function.c (free_after_compilation): Clear out regno_reg_rtx
4063 2008-04-08 Peter Bergner <bergner@vnet.ibm.com>
4066 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
4068 PR middle-end/PR28690
4069 * rtlanal.c: (commutative_operand_precedence): Give SYMBOL_REF's the
4070 same precedence as REG_POINTER and MEM_POINTER operands.
4072 2008-04-08 Richard Guenther <rguenther@suse.de>
4075 * tree-ssa-address.c (create_mem_ref): Use POINTER_PLUS_EXPR
4076 for adding index to base.
4078 2008-04-08 Kai Tietz <kai.tietz@onevision.com>
4080 * config/i386/mingw32.h (ENABLE_EXECUTE_STACK): New.
4081 (MINGW_ENABLE_EXECUTE_STACK): New.
4082 (IN_LIBGCC2): For libgcc include windows.h file for
4083 function declarations.
4085 2008-04-08 Hans-Peter Nilsson <hp@axis.com>
4087 * config/cris/cris.c (cris_address_cost): For a PLUS, swap tem1
4088 and tem2 if tem1 is not a REG or MULT.
4090 2008-04-08 Jan Hubicka <jh@suse.cz>
4092 * function.h (incomming_args): Break out of struct function.
4093 (function_subsections): Break out of struct function.
4094 (rtl_data): Add args, subsections fields. Break out outgoing_args_size,
4095 return_rtx and hard_reg_initial_vals from struct function.
4096 Kill inl_max_label_num.
4097 (current_function_pops_args, current_function_args_info,
4098 current_function_args_size, current_function_args_size,
4099 current_function_pretend_args_size,
4100 current_function_outgoing_args_size,
4101 current_function_internal_arg_pointer, current_function_return_rtx):
4102 Kill compatibility accestor macros.
4103 * builtins.c (expand_builtin_apply_args_1): Update.
4104 (expand_builtin_next_arg): Update.
4105 * df-scan.c (df_get_call_refs): Update.
4106 * dbxout.c (dbxout_function_end): Update.
4107 * dwarf2out.c (dwarf2out_switch_text_section): Update.
4108 (output_line_info): Update.
4109 (secname_for_decl): Update.
4110 (dwarf2out_var_location): Update.
4111 * function.c (free_after_compilation): Update.
4112 (assign_parm_find_stack_rtl): Update.
4113 (assign_parms): Update.
4114 (expand_dummy_function_end): Update.
4115 (expand_function_end): Update.
4116 * calls.c (mem_overlaps_already_clobbered_arg_p): Update.
4117 (expand_call): Update.
4118 (emit_library_call_value_1): Update.
4119 (store_one_arg): Update.
4120 * varasm.c (initialize_cold_section_name): Update.
4121 (unlikely_text_section): Update.
4122 (unlikely_text_section_p): Update.
4123 (assemble_start_function): Update.
4124 (assemble_end_function): Update.
4125 (default_section_type_flags): Update.
4126 (switch_to_section): Update.
4127 * integrate.c (set_decl_abstract_flags): Update.
4128 (get_hard_reg_initial_val): Update.
4129 (has_hard_reg_initial_val): Update.
4130 (allocate_initial_values): Update.
4131 * resource.c (init_resource_info): Update.
4132 * config/alpha/alpha.c (NUM_ARGS): Update.
4133 (direct_return): Update.
4134 (alpha_va_start): Update.
4135 (alpha_sa_size): Update.
4136 (alpha_initial_elimination_offset): Update.
4137 (alpha_expand_prologue): Update.
4138 (alpha_start_function): Update.
4139 (alpha_expand_epilogue): Update.
4140 (unicosmk_initial_elimination_offset):
4141 * config/alpha/alpha.md (call expander): Update.
4142 * config/s390/s390.c (s390_register_info): Update.
4143 (s390_register_info): Update.
4144 (s390_frame_info): Update.
4145 (s390_initial_elimination_offset): Update.
4146 (s390_build_builtin_va_list): Update.
4147 (s390_va_start): Update.
4148 * config/spu/spu.c (direct_return): Update.
4149 (spu_expand_prologue): Update.
4150 (spu_initial_elimination_offset): Update.
4151 (spu_build_builtin_va_list): Update.
4152 (spu_va_start): Update.
4153 * config/sparc/sparc.c (sparc_init_modes): Update.
4154 (sparc_compute_frame_size): Update.
4155 (function_value): Update.
4156 * config/m32r/m32r.c (m32r_compute_frame_size): Update.
4157 * config/i386/i386.md (return expander): Update.
4158 * config/i386/i386.c (ix86_va_start): Update.
4159 (ix86_can_use_return_insn_p): Update.
4160 (ix86_compute_frame_layout): Update.
4161 (ix86_expand_epilogue): Update.
4162 * config/sh/sh.c (output_stack_adjust): Update.
4163 (calc_live_regs): Update.
4164 (sh_expand_prologue): Update.
4165 (sh_builtin_saveregs): Update.
4166 (sh_va_start): Update.
4167 (initial_elimination_offset): Update.
4168 (sh_allocate_initial_value): Update.
4169 (sh_function_ok_for_sibcall): Update.
4170 (sh_get_pr_initial_val): Update.
4171 * config/sh/sh.md (return expander): Update.
4172 * config/avr/avr.c (frame_pointer_required_p): UPdate.
4173 * config/crx/crx.c (crx_compute_frame): UPdate.
4174 (crx_initial_elimination_offset): UPdate.
4175 * config/xtensa/xtensa.c (compute_frame_size): Update
4176 (xtensa_builtin_saveregs): Update.
4177 (xtensa_va_start): Update.
4178 (order_regs_for_local_alloc): Update.
4179 * config/stormy16/stormy16.c (xstormy16_compute_stack_layout): Update.
4180 (xstormy16_expand_builtin_va_start): Update.
4181 * config/fr30/fr30.c (fr30_compute_frame_size): Update.
4182 * config/m68hc11/m68hc11.md (return expanders): Update.
4183 * config/m68hc11/m68hc11.c (expand_prologue): Update.
4184 (expand_epilogue): Update.
4185 * config/cris/cris.c (cris_initial_frame_pointer_offset): Update.
4186 (cris_simple_epilogue): Update.
4187 (cris_expand_prologue): Update.
4188 (cris_expand_epilogue): Update.
4189 * config/iq2000/iq2000.c (iq2000_va_start): Update.
4190 (compute_frame_size): Update.
4191 * config/mt/mt.c (mt_compute_frame_size): Update.
4192 * config/mn10300/mn10300.c (expand_prologue): Update.
4193 (expand_epilogue): Update.
4194 (initial_offset): Update.
4195 (mn10300_builtin_saveregs):
4196 * config/mn10300/mn10300.md (return expander): Update.
4197 * config/ia64/ia64.c (ia64_compute_frame_size): Update.
4198 (ia64_initial_elimination_offset): Update.
4199 (ia64_initial_elimination_offset): Update.
4200 (ia64_expand_prologue): Update.
4201 * config/m68k/m68k.md (return expander): Update.
4202 * config/rs6000/rs6000.c (rs6000_va_start): Update.
4203 (rs6000_stack_info): Update.
4204 * config/mcore/mcore.c (layout_mcore_frame): Update.
4205 (mcore_expand_prolog): Update.
4206 * config/arc/arc.c (arc_compute_frame_size): Update.
4207 * config/score/score3.c (score3_compute_frame_size): Update.
4208 * config/score/score7.c (score7_compute_frame_size): Update.
4209 * config/arm/arm.c (use_return_insn): Update.
4210 (thumb_find_work_register): Update.
4211 (arm_compute_save_reg_mask): Update.
4212 (arm_output_function_prologue): Update.
4213 (arm_output_epilogue): Update.
4214 (arm_size_return_regs): Update.
4215 (arm_get_frame_offsets): Update.
4216 (arm_expand_prologue): Update.
4217 (thumb_exit): Update.
4218 (thumb_unexpanded_epilogue): Update.
4219 (thumb1_output_function_prologue): Update.
4220 * config/pa/pa.md (return expander): Update.
4221 * config/pa/pa.c (compute_frame_size): Update.
4222 (hppa_builtin_saveregs): Update.
4223 * config/mips/mips.c (mips_va_start): Update.
4224 (mips16_build_function_stub): Update.
4225 (mips_compute_frame_info): Update.
4226 (mips_restore_gp): Update.
4227 (mips_output_function_prologue): Update.
4228 (mips_expand_prologue): Update.
4229 * config/v850/v850.c (compute_frame_size): Update.
4230 (expand_prologue): * config/mmix/mmix.c (along): update.
4231 (mmix_initial_elimination_offset): update.
4232 (mmix_reorg): update.
4233 (mmix_use_simple_return): update.
4234 (mmix_expand_prologue): update.
4235 (mmix_expand_epilogue): Update.
4236 * config/bfin/bfin.c (bfin_initial_elimination_offset): Update.
4237 (emit_link_insn): Update.
4239 2008-04-08 Anatoly Sokolov <aesok@post.ru>
4241 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Define
4242 __AVR_HAVE_EIJMP_EICALL__ macro if device have EIJMP and EICALL
4244 * config/avr/avr.c (avr_mcu_types): Set AVR31 architecture for
4247 2008-04-07 Jan Hubicka <jh@suse.cz>
4249 * function.h (rtl): Rename to x_rtl.
4251 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
4252 frame_offset, stack_check_probe_note, arg_pointer_save_area,
4253 used_temp_slots avail_temp_slots, temp_slot_level,
4254 nonlocal_goto_handler_labels): Update accesstors.
4255 (rtl): New global variable.
4256 (struct function): Move some fileds to rtl_data.
4257 (get_arg_pointer_save_area): Update prototype.
4258 * builtins.c (expand_builtin_setjmp_receiver): Update call of
4259 get_arg_pointer_save_area.
4260 * expr.c (init_expr): Update
4261 * function.c (get_frame_size): Update
4262 (assign_stack_local): Update
4263 (expand_function_end): Update.
4264 (get_art_pointer_save_area): Update
4266 * emit-rtl.c (rtl): Declare.
4267 (regno_reg_rtx): Declare.
4268 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
4270 (gen_reg_rtx): Update.
4271 * varasm.c (n_deferred_constatns): Update accestor.
4272 (init_varasm_status): Do not allocate varasm_status.
4273 (force_const_mem, get_pool_size, output_constant_pool): Update.
4274 * stmt.c (force_label_rtx): Do not use x_ prefixes.
4275 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
4276 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Update.
4277 * sparc/sparc.h (INIT_EXPANDERS): Update.
4278 * ia64/ia64.h (INIT_EXPANDERS): Update.
4280 2008-04-07 James E. Wilson <wilson@tuliptree.org>
4282 * reload.c (push_secondary_reload): Add missing break to for loop.
4284 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
4286 PR middle-end/PR28690
4287 * rtlanal.c: Update copyright years.
4288 (commutative_operand_precedence): Give SYMBOL_REF's the same precedence
4289 as REG_POINTER and MEM_POINTER operands.
4290 * emit-rtl.c (gen_reg_rtx_and_attrs): New function.
4291 (set_reg_attrs_from_value): Call mark_reg_pointer as appropriate.
4292 * rtl.h (gen_reg_rtx_and_attrs): Add prototype for new function.
4293 * gcse.c: Update copyright years.
4294 (pre_delete): Call gen_reg_rtx_and_attrs.
4295 (hoist_code): Likewise.
4296 (build_store_vectors): Likewise.
4297 (delete_store): Likewise.
4298 * loop-invariant.c (move_invariant_reg): Likewise.
4299 Update copyright years.
4301 2008-04-07 Uros Bizjak <ubizjak@gmail.com>
4303 * config/i386/i386.md ("*sse_prologue_save_insn"): Use braced output
4304 control string instead of quoted.
4306 2008-04-07 Kenneth Zadeck <zadeck@naturalbridge.com>
4308 * doc/rtl.texi: Rewrite of subreg section.
4310 2008-04-07 Kai Tietz <kai.tietz@onevision.com>
4313 * config/i386/i386.c (legitimize_pic_address): Add treating
4314 of dllimport SYM_REF's.
4315 (legitimize_dllimport_symbol): Add prototype.
4317 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
4319 * fold-const.c (fold) <ARRAY_REF>: New case. Try to fold constant
4320 reference in constructor with non self-referential type.
4322 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
4324 Removal of Return with Depressed Stack Pointer support
4325 * tree.h (TYPE_RETURNS_STACK_DEPRESSED): Delete.
4326 (ECF_SP_DEPRESSED): Likewise.
4327 (ECF_LIBCALL_BLOCK, ECF_NOVOPS): Adjust.
4328 * calls.c (emit_call_1): Do not test ECF_SP_DEPRESSED.
4329 (flags_from_decl_or_type): Do not test TYPE_RETURNS_STACK_DEPRESSED.
4330 (expand_call): Do not test ECF_SP_DEPRESSED.
4331 * dse.c (dse_step0): Do not test TYPE_RETURNS_STACK_DEPRESSED.
4332 * function.c (keep_stack_depressed): Delete.
4333 (handle_epilogue_set): Likewise.
4334 (update_epilogue_consts): Likewise.
4335 (emit_equiv_load): Likewise.
4336 (thread_prologue_and_epilogue_insns): Remove support for Return with
4337 Depressed Stack Pointer.
4338 * print-tree.c (print_node): Do not test TYPE_RETURNS_STACK_DEPRESSED.
4340 2008-04-06 Richard Guenther <rguenther@suse.de>
4342 PR tree-optimization/35400
4343 * tree-vrp.c (vrp_evaluate_conditional): Only query value-range
4344 information from SSA_NAMEs.
4346 2008-04-06 Anatoly Sokolov <aesok@post.ru>
4348 * config/avr/avr.h (avr_mega_p): Remove declaration.
4349 (AVR_MEGA): Remove macro.
4350 * config/avr/avr.c (avr_mega_p): Remove variable.
4351 (avr_override_options): Remove inicializion of avr_mega_p.
4352 Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
4353 (print_operand): Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
4354 (avr_jump_mode): (Ditto.).
4355 (avr_output_progmem_section_asm_op): (Ditto.).
4356 (avr_asm_init_sections): (Ditto.).
4357 (avr_asm_init_sections): (Ditto.).
4358 (avr_rtx_costs): (Ditto.).
4359 * config/avr/avr.md: (Ditto.).
4360 * config/avr/avr.h: Use '__AVR_HAVE_JMP_CALL__' instead of
4363 2008-04-06 Richard Guenther <rguenther@suse.de>
4365 PR tree-optimization/35842
4366 * tree-ssa-address.c (fixed_address_object_p): Adjust to match
4367 is_gimple_invariant_address.
4369 2008-04-06 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
4371 * gcc.c (default_compilers): Sync Fortran extensions list with
4372 that in fortran/lang-specs.h.
4373 * doc/invoke.texi: Likewise.
4374 * dbxout.c (get_lang_number): Use "GNU Fortran" in "GNU F95".
4375 * dwarf2out.c (gen_compile_unit_die): Likewise.
4377 2008-04-06 Tom G. Christensen <tgc@jupiterrise.com>
4379 * gthr-posix95.h (__gthread_cond_wait_recursive): Add missing &.
4381 2008-04-05 Uros Bizjak <ubizjak@gmail.com>
4384 * config/i386/i386.c (ix86_function_regparm): Error if regparm(3)
4385 attribute is used for nested functions.
4387 2008-04-05 Jan Hubicka <jh@suse.cz>
4389 * emit-rtl.c (init_emit): xcalloc regno_pointer_align.
4391 * tree-dump.c (dump_enable_all): Remove prototype; do not accept
4393 (dump_files): Update.
4394 (enable_rtl_dump_file): Do not accept letter argument.
4395 * tree-pass.h (dump_file_info): Remove letter argument.
4396 * toplev.c (decode_d_option): Update -da handling.
4397 * toplev.h (enable_rtl_dump_file): Update prototype.
4398 * passes.c (register_one_dump_file): Do not accept IPA argument; work
4399 it out based on pass type.
4400 (register_dump_files_1): Likewise.
4401 (init_optimization_passes): Update register_one_dump_file calls.
4402 (execute_one_pass): Sanity check that IPA passes are called at IPA
4403 level and RTL passes at RTL level.
4404 (execute_pass_list): IPA pass can not be after or subpass of
4406 (execute_ipa_pass_list): Handle IPA subpasses of IPA subpasses and
4407 disallov RTL subpasses of IPA subpasses.
4409 2008-04-05 Ben Elliston <bje@au.ibm.com>
4411 * tree-cfg.c (need_fake_edge_p): Return false for calls to
4412 builtins that return exactly once and do not throw. Cache call to
4415 2008-04-04 Andy Hutchinson <hutchinsonandy@aim.com>
4417 PR rtl-optimization/34916
4419 * combine.c (create_log_links): Do not create duplicate LOG_LINKS
4420 between instruction pairs.
4422 2008-04-04 Naveen.H.S <naveen.hs@kpitcummins.com>
4424 * doc/invoke.texi: Document -mbitops for SH.
4425 * config/sh/constraints.md (K03, K12, Sbv, Sbw): New constraints.
4426 * config/sh/predicates.md (bitwise_memory_operand): New predicate.
4427 * config/sh/sh.c (print_operand): Add %t operand code.
4428 * config/sh/sh.h (GO_IF_LEGITIMATE_INDEX): Add condition for SH2A.
4429 * config/sh/sh.md (*iorsi3_compact): Fix condition for SH2A.
4430 (extendqisi2_compact): Add the alternative for SH2A 4-byte mov.b.
4431 (extendqihi2): Likewise.
4432 (movqi_i): Likewise.
4433 (insv): Use bset, bclr and bst instructions for SH2A if possible.
4434 (extv): Use bld instruction for SH2A if possible.
4436 (bclr_m2a, bclrmem_m2a, bset_m2a, bsetmem_m2a, bst_m2a, bld_m2a,
4437 bldsign_m2a, bld_reg, *bld_regqi, band_m2a, bandreg_m2a,
4438 bor_m2a, borreg_m2a, bxor_m2a, bxorreg_m2a): New insns.
4439 (bset.b, bclr.b): Define peepholes.
4440 * config/sh/sh.opt (mbitops): New option.
4442 2008-04-04 Janis Johnson <janis187@us.ibm.com>
4445 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle indirect ref
4446 and view convert expression.
4448 2008-04-04 Jakub Jelinek <jakub@redhat.com>
4451 * tree-cfg.c (remove_useless_stmts_1): Handle OMP_* containers.
4453 2008-04-04 H.J. Lu <hongjiu.lu@intel.com>
4455 * config.gcc (extra_headers): Add wmmintrin.h for x86 and x86-64.
4457 * config/i386/cpuid.h (bit_AES): New.
4458 (bit_PCLMUL): Likewise.
4460 * config/i386/i386.c (pta_flags): Add PTA_AES and PTA_PCLMUL.
4461 (override_options): Handle PTA_AES and PTA_PCLMUL. Enable
4462 SSE2 if AES or PCLMUL is enabled.
4463 (ix86_builtins): Add IX86_BUILTIN_AESENC128,
4464 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
4465 IX86_BUILTIN_AESDECLAST128, IX86_BUILTIN_AESIMC128,
4466 IX86_BUILTIN_AESKEYGENASSIST128 and IX86_BUILTIN_PCLMULQDQ128.
4467 (bdesc_sse_3arg): Add IX86_BUILTIN_PCLMULQDQ128.
4468 (bdesc_2arg): Add IX86_BUILTIN_AESENC128,
4469 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
4470 IX86_BUILTIN_AESDECLAST128 and IX86_BUILTIN_AESKEYGENASSIST128.
4471 (bdesc_1arg): Add IX86_BUILTIN_AESIMC128.
4472 (ix86_init_mmx_sse_builtins): Define __builtin_ia32_aesenc128,
4473 __builtin_ia32_aesenclast128, __builtin_ia32_aesdec128,
4474 __builtin_ia32_aesdeclast128,__builtin_ia32_aesimc128,
4475 __builtin_ia32_aeskeygenassist128 and
4476 __builtin_ia32_pclmulqdq128.
4477 * config/i386/i386.c (ix86_expand_binop_imm_builtin): New.
4478 (ix86_expand_builtin): Use it for IX86_BUILTIN_PSLLDQI128 and
4479 IX86_BUILTIN_PSRLDQI128. Handle IX86_BUILTIN_AESKEYGENASSIST128.
4481 * config/i386/i386.h (TARGET_AES): New.
4482 (TARGET_PCLMUL): Likewise.
4483 (TARGET_CPU_CPP_BUILTINS): Handle TARGET_AES and TARGET_PCLMUL.
4485 * config/i386/i386.md (UNSPEC_AESENC): New.
4486 (UNSPEC_AESENCLAST): Likewise.
4487 (UNSPEC_AESDEC): Likewise.
4488 (UNSPEC_AESDECLAST): Likewise.
4489 (UNSPEC_AESIMC): Likewise.
4490 (UNSPEC_AESKEYGENASSIST): Likewise.
4491 (UNSPEC_PCLMUL): Likewise.
4493 * config/i386/i386.opt (maes): New.
4494 (mpclmul): Likewise.
4496 * config/i386/sse.md (aesenc): New pattern.
4497 (aesenclast): Likewise.
4499 (aesdeclast): Likewise.
4501 (aeskeygenassist): Likewise.
4502 (pclmulqdq): Likewise.
4504 * config/i386/wmmintrin.h: New.
4506 * doc/extend.texi: Document AES and PCLMUL built-in function.
4508 * doc/invoke.texi: Document -maes and -mpclmul.
4510 2008-04-04 Paolo Bonzini <bonzini@gnu.org>
4512 * function.c (free_after_parsing): Replace with
4513 cxx_push_function_context from C++ front-end.
4514 (allocate_struct_function): Don't call langhook.
4515 * langhooks.h (struct lang_hooks_for_functions): Delete.
4516 (struct lang_hooks): Add back missing_noreturn_ok_p here, delete
4518 * langhooks-def.h (LANG_HOOKS_MISSING_NORETURN_OK_P): Add.
4519 (LANG_HOOKS_FUNCTION_INIT, LANG_HOOKS_FUNCTION_FINAL,
4520 LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P,
4521 LANG_HOOKS_FUNCTION_INITIALIZER): Delete.
4522 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_MISSING_NORETURN_OK_P,
4523 remove LANG_HOOKS_FUNCTION_INITIALIZER.
4524 * tree-cfg.c: Adjust call to missing_noreturn_ok_p langhook.
4526 * c-objc-common.h (LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P):
4527 Rename to LANG_HOOKS_MISSING_NORETURN_OK_P.
4529 2008-04-04 Jakub Jelinek <jakub@redhat.com>
4532 * c-pretty-print.c (pp_c_initializer_list): Handle CONSTRUCTOR
4535 2008-04-04 Richard Guenther <rguenther@suse.de>
4538 * fold-const.c (optimize_minmax_comparison): Use the correct
4539 type for the constant in the simplified comparison.
4541 2008-04-04 Zuxy Meng <zuxy.meng@gmail.com>
4543 * config/i386/driver-i386.c (describe_cache): Add l2_sizekb argument.
4544 Pass L2 size as "--param l2-cache-size" to the compiler.
4545 (decode_l2_cache): New function to decode L2 cache parameters using
4546 0x8000006 extended cpuid function.
4547 (detect_caches_amd): Determine parameters of L2 cache using
4548 decode_l2_caches function.
4549 (decode_caches_intel): Decode L2 cache parameters.
4550 (detect_caches_intel): Determine L2 cache parameters using
4551 decode_caches_intel and decode_l2_caches functions.
4553 2008-04-03 Bob Wilson <bob.wilson@acm.org>
4555 * config/xtensa/xtensa.c (xtensa_secondary_reload_class): Use a
4556 secondary input reload for subword loads from the constant pool.
4558 2008-04-03 Janis Johnson <janis187@us.ibm.com>
4561 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Use integer
4562 constants of the appropriate size for runtime calculations.
4565 * dfp.c (decimal_from_decnumber): Retain trailing zeroes for
4566 decimal-float literal constant zero.
4568 2008-04-03 Jakub Jelinek <jakub@redhat.com>
4571 * c-parser.c (c_parser_omp_atomic): Call
4572 default_function_array_conversion on the RHS.
4575 * omp-low.c (scan_sharing_clauses) <case OMP_CLAUSE_SHARED>: Don't
4576 call is_variable_sized if decl has incomplete type.
4578 2008-04-03 H.J. Lu <hongjiu.lu@intel.com>
4580 * config/i386/i386-protos.h (ix86_aligned_p): Removed.
4582 2008-04-03 Adam Nemet <anemet@caviumnetworks.com>
4584 * config/mips/mips.md (any_gt, any_ge, any_lt, any_le): New code
4586 (u): Add attribute values for gt, gtu, ge, geu, lt, ltu, le and leu.
4587 (sgt<u>): Merge sgt and sgtu into new expander.
4588 (sgt, sgtu): Remove expanders.
4589 (*sgt<u>_<mode>): Merge *sgt_<mode> and *sgtu_<mode> into new pattern.
4590 (*sgt_<mode>, *sgtu_<mode>): Remove patterns.
4591 (*sgt<u>_<mode>_mips16): Merge *sgt_<mode>_mips16 and
4592 *sgtu_<mode>_mips16 into new pattern.
4593 (*sgt_<mode>_mips16, *sgtu_<mode>_mips16): Remove patterns.
4594 (sge<u>): Merge sge and sgeu into new expander.
4595 (sge, sgeu): Remove expanders.
4596 (*sge<u>_<mode>): Merge *sge_<mode> and second *sge_<mode> into
4598 (*sge_<mode>, second *sge_<mode>): Remove patterns.
4599 (slt<u>): Merge slt and sltu into new expander.
4600 (slt, sltu): Remove expanders.
4601 (*slt<u>_<mode>): Merge *slt_<mode> and *sltu_<mode> into new pattern.
4602 (*slt_<mode>, *sltu_<mode>): Remove patterns.
4603 (*slt<u>_<mode>_mips16): Merge *slt_<mode>_mips16 and
4604 *sltu_<mode>_mips16 into new pattern.
4605 (*slt_<mode>_mips16, *sltu_<mode>_mips16): Remove patterns.
4606 (sle<u>): Merge sle and sleu into new expander.
4607 (sle, sleu): Remove expanders.
4608 (*sle<u>_<mode>): Merge *sle_<mode> and *sleu_<mode> into new pattern.
4609 (*sle_<mode>, *sleu_<mode>): Remove patterns.
4610 (*sle<u>_<mode>_mips16): Merge *sle_<mode>_mips16 and
4611 *sleu_<mode>_mips16 into new pattern.
4612 (*sle_<mode>_mips16, *sleu_<mode>_mips16): Remove patterns.
4614 2008-04-03 Jan Hubicka <jh@suse.cz>
4616 PR tree-optimization/35795
4617 * alpha/alpha.c (alpha_output_mi_thunk_osf): Free after compilation.
4618 * sparc/sparc.c (sparc_output_mi_thunk): Likewise.
4619 * ia64/ia64.c (ia64_output_mi_thunk): Likewise.
4620 * m68k/m68k.c (m68k_output_mi_thunk): Likewise.
4621 * score/score3.c (score3_output_mi_thunk): Likewise.
4622 * score/score7.c (score7_output_mi_thunk): Likewise.
4623 * mips/mips.c (mips_output_mi_thunk): Likewise.
4625 2008-04-03 Richard Guenther <rguenther@suse.de>
4627 * tree-vrp.c (extract_range_from_unary_expr): Handle all
4628 conversions. Simplify code.
4630 2008-04-03 Kaz Kojima <kkojima@gcc.gnu.org>
4632 * config/sh/sh.c (sh_output_mi_thunk): Free cfun.
4634 2008-04-03 Tom Tromey <tromey@redhat.com>
4635 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4637 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
4638 * config/bfin/t-bfin-linux (generated_files): Add
4639 linux-sysroot-suffix.h.
4640 * doc/install.texi (Prerequisites): Require make 3.80.
4641 * doc/sourcebuild.texi (Front End Directory): Document new
4643 * Makefile.in (generated_files): New variable.
4644 (ALL_HOST_OBJS): New variable.
4645 ($(ALL_HOST_OBJS)): New target.
4647 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
4649 * tree-inline.c (copy_generic_body, copy_decl_no_change): Export.
4650 (remap_block): Call id->transform_lang_insert_block instead
4652 (optimize_inline_calls, unsave_expr_now, tree_function_versioning):
4653 Set id.transform_lang_insert_block to NULL.
4654 (clone_body): Move to cp/optimize.c
4655 * tree-inline.h (struct copy_body_data): Change
4656 transform_lang_insert_block to function pointer.
4657 (copy_generic_body, copy_decl_no_change): Export.
4658 * langhooks.h (struct lang_hooks_for_decls): Kill insert_block.
4659 * langhooks-def.h (LANG_HOOKS_INSERT_BLOCK): Kill.
4660 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_INSERT_BLOCK.
4662 * c-tree.h (insert_block): Kill.
4663 * c-decl.c (insert_block): Kill.
4665 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
4667 * c-objc-common.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
4668 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
4669 * c-tree.h (c_push_function_context, c_pop_function_context): Remove
4671 * c-decl.c (c_push_function_context, c_pop_function_context): Remove
4672 argument, call {push,pop}_function_context from here.
4673 * c-parser.c: Use c_{push,pop}_function_context.
4675 * function.c (push_function_context_to): Move meat ...
4676 (push_function_context): ... here. Simplify.
4677 * function.c (pop_function_context_from): Move meat ...
4678 (pop_function_context): ... here. Simplify.
4679 * langhooks.h (struct lang_hooks_for_functions): Remove enter_nested,
4681 * langhooks-def.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
4682 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
4683 (LANG_HOOKS_FUNCTION_INITIALIZER): Delete them from here.
4684 * tree.h (push_function_context_to, pop_function_context_from): Remove.
4686 2008-04-03 Ben Elliston <bje@au.ibm.com>
4688 * expmed.c (extract_force_align_mem_bit_field): Remove.
4690 2008-04-03 Richard Guenther <rguenther@suse.de>
4693 * expr.h (try_casesi): Adjust prototype.
4694 * expr.c (try_casesi): Take fallback label as extra parameter.
4695 Use that for gen_casesi if default_label is NULL.
4696 * stmt.c (expand_case): Pass fallback label to try_casesi,
4697 make sure to fill gaps with a fallback label if default_label
4700 2008-04-03 Dominique d'Humieres <dominiq@lps.ens.fr>
4703 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Free cfun.
4705 2008-04-03 Ben Elliston <bje@au.ibm.com>
4707 * expmed.c (extract_split_bit_field): Remove if (0) code.
4708 * tree-ssa-structalias.c (do_sd_constraint): Likewise.
4709 (do_ds_constraint): Likewise.
4711 2008-04-02 Joseph Myers <joseph@codesourcery.com>
4713 * doc/cppopts.texi (-dU): Document.
4714 * c-common.h (flag_dump_macros): Update comment.
4715 * c-opts.c (handle_OPT_d): Handle -dU.
4716 * c-ppoutput.c (macro_queue, define_queue, undef_queue,
4717 dump_queued_macros, cb_used_define, cb_used_undef): New.
4718 (init_pp_output): Handle -dU.
4719 (cb_line_change): Call dump_queued_macros.
4720 * toplev.c (decode_d_option): Accept -dU as preprocessor option.
4722 2008-04-02 Anatoly Sokolov <aesok@post.ru>
4724 * config/avr/predicates.md (io_address_operand): New predicate.
4725 * config/avr/avr-protos.h (avr_io_address_p): Remove declaration.
4726 * config/avr/avr.c (avr_io_address_p): Remove function.
4727 (out_movqi_r_mr): Use 'io_address_operand' predicate instead of
4728 'avr_io_address_p' function.
4729 (out_movhi_r_mr): (Ditto.).
4730 (out_movqi_mr_r): (Ditto.).
4731 (out_movhi_mr_r): (Ditto.).
4732 (avr_address_cost): (Ditto.).
4734 2008-04-02 Uros Bizjak <ubizjak@gmail.com>
4736 * config/i386/i386.md (*float<SSEMODEI24:mode><X87MODEF:mode>2_1):
4737 Emit gen_floatdi<X87MODEF:mode>2_i387_with_xmm for DImode values
4738 in 32bit mode when XMM registers are available to avoid store
4740 (floatdi<X87MODEF:mode>2_i387_with_xmm): New insn pattern and
4741 corresponding post-reload splitters.
4743 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
4745 * config/i386/i386.c (bdesc_sse_3arg): Add __builtin_ia32_shufps
4746 and __builtin_ia32_shufpd. Provide __builtin_ia32_roundsd and
4747 __builtin_ia32_roundss.
4748 (ix86_init_mmx_sse_builtins): Remove __builtin_ia32_shufps,
4749 __builtin_ia32_shufpd, __builtin_ia32_roundsd and
4750 __builtin_ia32_roundss.
4751 (ix86_expand_builtin): Don't handle IX86_BUILTIN_SHUFPS and
4752 IX86_BUILTIN_SHUFPD here.
4754 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
4756 * config/i386/i386.md (plogic): New.
4757 (plogicprefix): Likewise.
4759 * config/i386/mmx.md (mmx_<code><mode>3): New.
4760 (mmx_and<mode>3): Removed.
4761 (mmx_ior<mode>3): Likewise.
4762 (mmx_xor<mode>3): Likewise.
4764 * config/i386/sse.md (<code><mode>3): New.
4765 (*<code><mode>3): Likewise.
4766 (*<code><mode>3): Likewise.
4767 (<code><mode>3): Likewise.
4768 (*sse_<code><mode>3): Likewise.
4769 (*sse2_<code><mode>3): Likewise.
4770 (<code>tf3): Likewise.
4771 (*<code>tf3): Likewise.
4772 (and<mode>3): Likewise.
4773 (*and<mode>3): Likewise.
4774 (ior<mode>3): Removed.
4775 (*ior<mode>3): Likewise.
4776 (xor<mode>3): Likewise.
4777 (*xor<mode>3): Likewise.
4778 (*and<mode>3): Likewise.
4779 (*ior<mode>3): Likewise.
4780 (*xor<mode>3): Likewise.
4781 (and<mode>3): Likewise.
4782 (*sse_and<mode>3): Likewise.
4783 (*sse2_and<mode>3): Likewise.
4785 (*andtf3): Likewise.
4786 (ior<mode>3): Likewise.
4787 (*sse_ior<mode>3): Likewise.
4788 (*sse2_ior<mode>3): Likewise.
4790 (*iortf3): Likewise.
4791 (xor<mode>3): Likewise.
4792 (*sse_xor<mode>3): Likewise.
4793 (*sse2_xor<mode>3): Likewise.
4795 (*xortf3): Likewise.
4797 2008-04-02 Richard Guenther <rguenther@suse.de>
4799 PR tree-optimization/14495
4800 PR tree-optimization/34793
4801 * tree-vrp.c (struct switch_update): New structure.
4802 (to_remove_edges, to_update_switch_stmts): New VECs.
4803 (simplify_switch_using_ranges): New function. Remove not taken
4804 case labels and edges.
4805 (simplify_stmt_using_ranges): Call it.
4806 (identify_jump_threads): Mark edges we have queued for removal
4807 so we don't thread them.
4808 (execute_vrp): Remove edges queued for removal, update SWITCH_STMT
4810 * tree-cfg.c (group_case_labels): Deal with missing default label.
4811 (tree_verify_flow_info): Allow missing default label.
4812 * stmt.c (emit_case_bit_tests): Deal with NULL default_label.
4813 (emit_case_nodes): Likewise.
4814 (expand_case): Do not rely on the default label to be present.
4815 * expr.c (try_casesi): Deal with NULL default_label.
4816 (do_tablejump): Likewise.
4818 2008-04-02 Richard Guenther <rguenther@suse.de>
4820 PR tree-optimization/14495
4821 * tree-vrp.c (vrp_visit_cond_stmt): Do not handle
4822 SWITCH_EXPR here ...
4823 (vrp_visit_switch_stmt): ... but here (new function).
4824 (find_case_label_index): New helper function.
4825 (vrp_visit_stmt): Dispatch to vrp_visit_switch_stmt.
4827 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
4829 * fwprop.c: Fix ISO-C99ism.
4831 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
4834 * Makefile.in (objdir): Set it here.
4835 * configure.ac: Not here. Find dynamic linker characteristics.
4836 * exec-tool.in: Use them.
4837 * aclocal.m4: Regenerate.
4838 * configure: Regenerate.
4840 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
4842 * expr.c (expand_var): Delete it.
4843 * expr.h (expand_var): Delete prototype.
4844 * function.c (expand_function_start): Use expand_decl instead.
4845 * cfgexpand.c (expand_one_static_var, expand_one_var): Don't call
4848 2008-04-02 Andy Hutchinson <hutchinsonamdy@aim.com>
4850 PR rtl-optimization/35542
4851 * fwprop.c (forward_propagate_and_simplify): Replace
4852 loc_reg_mentioned_in_p with reg_mentioned_p.
4854 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
4856 PR rtl-optimization/35281
4857 * fwprop.c (PR_CAN_APPEAR, PR_HANDLE_MEM): New.
4858 (propagate_rtx_1): Handle PR_HANDLE_MEM.
4859 (propagate_rtx): Pass PR_HANDLE_MEM if appropriate.
4860 (varying_mem_p): Move above propagate_rtx.
4861 (all_uses_available_at): Do not check MEMs.
4863 2008-04-02 Rafael Espindola <espindola@google.com>
4865 * tree-vrp.c (extract_code_and_val_from_cond): Remove.
4866 (register_edge_assert_for_2): Split the cond argument.
4867 (register_edge_assert_for_1): Adjust for the change in
4868 register_edge_assert_for_2.
4869 (register_edge_assert_for): Split the cond argument.
4870 (find_switch_asserts): Adjust for the change in
4871 register_edge_assert_for.
4873 2008-04-02 Kai Tietz <kai.tietz@onevision.com>
4875 * config.gcc: Add for x86_64-*-mingw* the t-crtfm to tbuild.
4876 * config/i386/cygming.h (ASM_OUTPUT_DWARF_OFFSET): Add 8 byte
4877 offsets for 64-bit mingw.
4878 * config/i386/i386.c (ix86_pass_by_reference): Correct calling
4879 abi for x86_64-pc-mingw.
4881 2008-04-02 Richard Guenther <rguenther@suse.de>
4883 * tree-vrp.c (extract_range_from_assert): Make sure to not
4884 produce range min/max with TREE_OVERFOW set.
4885 If merging a anti-range and a range keep the anti-range if
4886 the range covers all values of the type.
4887 (register_edge_assert_for_2): Only allow sign-changing
4888 conversions in detecting canonical range checks. Also
4889 register an assert for the unsigned name if useful.
4891 PR tree-optimization/35787
4892 * tree-vrp.c (vrp_val_max): New function.
4893 (vrp_val_min): Likewise.
4894 (vrp_val_is_max): Move earlier, use vrp_val_{min,max}.
4895 (vrp_val_is_min): Likewise.
4896 (supports_overflow_infinity): Use vrp_val_{min,max}.
4897 (negative_overflow_infinity): Likewise.
4898 (positive_overflow_infinity): Likewise.
4899 (is_negative_overflow_infinity): Use vrp_val_is_{min,max}.
4900 (is_positive_overflow_infinity): Likewise.
4901 (is_overflow_infinity): Likewise.
4902 (avoid_overflow_infinity): Use vrp_val_{min,max} and
4903 vrp_val_is_{min,max}.
4904 (set_and_canonicalize_value_range): Canonicalize anti-ranges
4905 to ranges if possible. Avoid empty ranges.
4907 2008-04-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4910 * fold-const.c (get_pointer_modulus_and_residue): Return modulus 1 if
4911 the expression is a function address.
4913 2008-04-01 George Helffrich <george@gcc.gnu.org>
4915 PR fortran/35154, fortran/23057
4916 * dbxout.c: Emit .stabs debug info for Fortran COMMON block
4917 variables as base symbol name + offset using N_BCOMM/N_ECOMM.
4918 (is_fortran, dbxout_common_name, dbxout_common_check): New functions.
4919 (dbxout_symbol_location): Transform N_LCSYM to N_GSYM for storage
4921 (dbxout_syms): Check for COMMON-based symbol and wrap in
4922 N_BCOMM/N_ECOMM stab bracket, including as many symbols as possible
4923 in bracket for efficiency.
4925 * dwarf2out.c: Emit DWARF debug info for Fortran COMMON block
4926 using DW_TAG_common_block + member offset.
4927 (add_pubname_string): New function.
4928 (dw_expand_expr): New function to find block name and offset for
4930 (common_check): New function to check whether symbol in Fortran COMMON.
4931 (gen_variable_die): If COMMON, use DW_TAG_common_block.
4933 2008-04-01 Volker Reichelt <v.reichelt@netcologne.de>
4936 * c-format.c (init_dynamic_gfc_info): Ignore invalid locus type.
4938 2008-04-02 Ben Elliston <bje@au.ibm.com>
4940 * config/v850/v850.md (casesi): Remove if (0) code.
4941 * config/i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
4942 * config/alpha/alpha.c (alpha_initialize_trampoline): Likewise.
4944 2008-04-01 Uros Bizjak <ubizjak@gmail.com>
4946 * config/i386/i386.md (rex64suffix): New mode attribute.
4947 (floathi<mode>2): Disable expander for SSE math.
4948 (*floathi<mode>2_1): New insn insn_and_split pattern.
4949 (*floathi<mode>2_i387_with_temp): New macroized instruction pattern and
4950 corresponding post-reload splitters.
4951 (*floathi<mode>2_i387): New macroized insn pattern.
4952 (float<SSEMODEI24:mode><X87MODEF:mode>2): New macroized expander.
4953 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1): New macroized
4954 insn_and_split pattern.
4955 (*floatsi<mode>2_vector_mixed_with_temp, *floatsi<mode>2_vector_mixed):
4956 New macroized instruction patterns and corresponding post-reload
4958 (*floatsi<mode>2_mixed_with_temp): New macroized instruction pattern
4959 and corresponding post-reload splitters.
4960 (*floatsi<mode>2_mixed_interunit, *floatsi<mode>2_mixed_nointerunit):
4961 New macroized instruction patterns.
4962 (*floatsi<mode>2_vector_sse_with_temp, *floatsi<mode>2_vector_sse): New
4963 macroized instruction patterns and corresponding post-reload splitters.
4964 (*floatsi<mode>2_sse_with_temp): New macroized instruction pattern and
4965 corresponding post-reload splitters.
4966 (*floatsi<mode>2_sse_interunit, *floatsi<mode>2_mixed_nointerunit):
4967 New macroized instruction patterns.
4968 (*floatsi<mode>2_i387_with_temp): New macroized instruction pattern and
4969 corresponding post-reload splitters.
4970 (*floatsi<mode>2_i387): New macroized instruction patterns.
4972 2008-04-01 H.J. Lu <hongjiu.lu@intel.com>
4974 * config/i386/i386.md (smaxmin): New.
4975 (umaxmin): Likewise.
4976 (maxminiprefix): Likewise.
4977 (maxminfprefix): Likewise.
4978 (<code><mode>3): Likewise.
4979 (smin<mode>3): Removed.
4980 (smax<mode>3): Likewise.
4982 * config/i386/mmx.md (mmx_<code>v2sf3): New.
4983 (mmx_<code>v4hi3): Likewise.
4984 (mmx_<code>v8qi3): Likewise.
4985 (mmx_smaxv2sf3): Removed.
4986 (mmx_sminv2sf3): Likewise.
4987 (mmx_umaxv8qi3): Likewise.
4988 (mmx_smaxv4hi3): Likewise.
4989 (mmx_uminv8qi3): Likewise.
4990 (mmx_sminv4hi3): Likewise.
4992 * config/i386/sse.md (<addsub><mode>3): New.
4993 (*<addsub><mode>3): Likewise.
4994 (<sse>_vm<addsub><mode>3): Likewise.
4995 (<maxmin><mode>3): Likewise.
4996 (*<maxmin><mode>3_finite): Likewise.
4997 (*<maxmin><mode>3): Likewise.
4998 (<sse>_vm<maxmin><mode>3): Likewise.
4999 (sse3_h<addsub>v4sf3): Likewise.
5000 (sse3_h<addsub>v2df3): Likewise.
5001 (<maxmin>v16qi3): Likewise.
5002 (*<maxmin>v16qi3): Likewise.
5003 (<maxmin>v8hi3): Likewise.
5004 (*<maxmin>v8hi3): Likewise.
5005 (*sse4_1_<maxmin><mode>3): Likewise.
5006 (*sse4_1_<maxmin><mode>3): Likewise.
5007 (add<mode>3): Removed.
5008 (*add<mode>3): Likewise.
5009 (<sse>_vmadd<mode>3): Likewise.
5010 (sub<mode>3): Likewise.
5011 (*sub<mode>3): Likewise.
5012 (<sse>_vmsub<mode>3): Likewise.
5013 (smin<mode>3): Likewise.
5014 (*smin<mode>3_finite): Likewise.
5015 (*smin<mode>3): Likewise.
5016 (<sse>_vmsmin<mode>3): Likewise.
5017 (smax<mode>3): Likewise.
5018 (*smax<mode>3_finite): Likewise.
5019 (*smax<mode>3): Likewise.
5020 (<sse>_vmsmax<mode>3): Likewise.
5021 (sse3_haddv4sf3): Likewise.
5022 (sse3_haddv2df3): Likewise.
5023 (sse3_hsubv4sf3): Likewise.
5024 (sse3_hsubv2df3): Likewise.
5025 (umaxv16qi3): Likewise.
5026 (*umaxv16qi3): Likewise.
5027 (smaxv8hi3): Likewise.
5028 (*smaxv8hi3): Likewise.
5029 (*sse4_1_smax<mode>3): Likewise.
5030 (*sse4_1_umax<mode>3): Likewise.
5031 (uminv16qi3): Likewise.
5032 (*uminv16qi3): Likewise.
5033 (sminv8hi3): Likewise.
5034 (*sminv8hi3): Likewise.
5035 (*sse4_1_smin<mode>3): Likewise.
5036 (*sse4_1_umin<mode>3): Likewise.
5038 2008-04-01 Rafael Espindola <espindola@google.com>
5040 * tree-cfg.c (verify_expr): remove in_phi.
5041 (verify_stmt): Don't call walk_tree with verify_expr. Use
5042 is_gimple_min_invariant instead of is_gimple_val.
5044 2008-04-01 Joseph Myers <joseph@codesourcery.com>
5046 * doc/include/gpl_v3.texi: Update for manpage generation.
5047 * doc/gcc.texi, doc/gccint.texi: Include gpl_v3.texi instead of
5049 * doc/sourcebuild.texi: Document gpl_v3.texi as well as gpl.texi.
5050 * Makefile.in (TEXI_GCC_FILES, TEXI_GCCINT_FILES): Include
5051 gpl_v3.texi instead of gpl.texi.
5054 2008-04-01 Jakub Jelinek <jakub@redhat.com>
5057 * c-pch.c (c_common_read_pch): On error close (fd) resp. fclose (f).
5059 2008-04-01 Rafael Espindola <espindola@google.com>
5061 * tree-vrp.c (extract_code_and_val_from_cond_with_ops): New.
5062 (extract_code_and_val_from_cond): Use
5063 extract_code_and_val_from_cond_with_ops.
5065 2008-04-01 Jan Hubicka <jh@suse.cz>
5067 * function.c (free_after_compilation): Free epilogue_delay_list.
5068 (prepare_function_start): Assert that previous compilation was freed.
5070 2008-04-01 Jan Hubicka <jh@suse.cz>
5071 Jim Wilson <wilson@tuliptree.org>
5072 Andreas Tobler <andreast@gcc.gnu.org>
5075 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Use
5076 rtl.emit instead cfun->emit.
5077 * sparc/sparc.h (INIT_EXPANDERS): Likewise.
5078 * ia64/ia64.h (INIT_EXPANDERS): Likewise.
5080 2008-04-01 Ben Elliston <bje@au.ibm.com>
5082 * doc/c-tree.texi (Function Basics): Fix grammatical error.
5084 2008-03-31 Seongbae Park <seongbae.park@gmail.com>
5086 * common.opt (fprofile-dir=, fprofile-use=, fprofile-generate=):
5088 (fprofile-use): Add var flag_profile_use
5089 * coverage.c (coverage_begin_output): Do not open a gcno file for
5090 output only if -ftest-coverage is set.
5091 Do not add getpwd() to gcda file path.
5092 (build_gcov_info): Check the new flag
5093 flag_profile_datafile_relative_path.
5094 (coverage_init): Use profile_data_prefix.
5095 Read profile counter only if flag_profile_use is set.
5096 * opts.c (common_handle_option): New option fprofile-use=,
5097 fprofile-dir=, fprofile-generate=.
5098 * toplev.c (profile_data_prefix): New variable definition.
5099 * toplev.h (profile_data_prefix): New declaration.
5100 * doc/invoke.tex (Option Summary, Optimization Options):
5103 2008-03-31 James E. Wilson <wilson@tuliptree.org>
5105 * varasm.c (output_constant_pool_1): In LABEL_REF check,
5106 use tmp consistently.
5109 * config/ia64/div.md (recip_approx_rf): Use UNSPEC not DIV.
5110 * config/ia64/ia64.c (rtx_needs_barrier): Handle
5111 UNSPEC_FR_RECIP_APPROX_RES.
5112 * config/ia64/ia64.md (UNSPEC_FR_RECIP_APPROX_RES): Define.
5114 2008-03-31 Volker Reichelt <v.reichelt@netcologne.de>
5117 * c-decl.c (store_parm_decls_oldstyle): Skip invalid parameters.
5119 2008-03-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
5122 * fold-const.c (fold_indirect_ref_1): Support accessing non first
5123 element of the vector via a pointer.
5125 2008-03-31 Ian Lance Taylor <iant@google.com>
5127 * tlink.c (scan_linker_output): Look for symbol name in single quotes.
5129 2008-03-31 Jan Hubicka <jh@suse.cz>
5131 * builtins.c (expand_builtin_setjmp_receiver): Update call of
5132 get_arg_pointer_save_area.
5133 * expr.c (init_expr): Just clear out rtl.expr.
5134 * function.c (free_after_compilation): Clear out whole RTL structure.
5135 (get_func_frame_size): Merge into ...
5136 (get_frame_size): ... this one.
5137 (assign_stack_local_1): Merge into ...
5138 (assign_stack_local): ... this one.
5139 (expand_function_end): Update call of get_arg_pointer_save_area.
5140 (get_art_pointer_save_area): Remove cfun argument.
5141 * function.h (emit_status): regno_pointer_align does not need length
5142 attribute. Move x_regno_reg_rtx to ...
5143 (regno_reg_rtx): ... new global array.
5144 (reg_rtx_no, seq_stack, REGNO_POINTER_ALIGN): Update accestors.
5145 (pending_stack_adjust, inhibit_defer_pop, saveregs_value,
5146 apply_args_value, forced_labels, stack_pointer_delta):
5148 (struct varasm_status): Move here from varasm.c
5149 (struct rtl_data): New. Move here some fields from struct function.
5150 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
5151 frame_offset, stack_check_probe_note, arg_pointer_save_area,
5152 used_temp_slots avail_temp_slots, temp_slot_level,
5153 nonlocal_goto_handler_labels): Update accesstors.
5154 (rtl): New global variable.
5155 (struct function): Move some fileds to rtl_data.
5156 (get_arg_pointer_save_area): Update prototype.
5157 * emit-rtl.c (rtl): Declare.
5158 (regno_reg_rtx): Declare.
5159 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
5161 (gen_reg_rtx): Update.
5162 (init_virtual_regs): Do not tate emit_status argument.
5163 (init_emit): Do not allocate emit.
5164 * varasm.c (varasm_statuc): Move to function.h.
5165 (n_deferred_constatns): Update accestor.
5166 (init_varasm_status): Do not allocate varasm_status.
5167 (force_const_mem, get_pool_size, output_constant_pool): Update.
5168 * stmt.c (force_label_rtx): Do not use x_ prefixes.
5169 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
5171 2008-03-31 Zdenek Dvorak <ook@ucw.cz>
5173 PR rtl-optimization/35729
5174 * loop-invariant.c (check_maybe_invariant): Disallow volatile memory
5177 2008-03-31 H.J. Lu <hongjiu.lu@intel.com>
5180 * config/i386/i386.md (*movti_internal): Emit unaligned SSE
5181 load/store if memory is unaligned.
5182 (*movti_rex64): Likewise.
5184 * config/i386/predicates.md (misaligned_operand): New.
5186 2008-03-31 Andrew Pinski <pinskia@gmail.com>
5189 * tree-ssa-phiopt.c (conditional_replacement): Return early for
5192 2008-03-31 Jan Beulich <jbeulich@novell.com>
5194 * config/ia64/constraints.md: Add 'j' constraint.
5195 * config/ia64/ia64.md (movsi_internal): Add addp4 case.
5196 (movdi_internal): Likewise.
5198 2008-03-30 Volker Reichelt <v.reichelt@netcologne.de>
5201 * c-typeck.c (build_c_cast): Skip invalid fields in unions.
5203 2008-03-30 H.J. Lu <hongjiu.lu@intel.com>
5206 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Issue
5207 proper error message for the third argument on blendpd and
5210 * config/i386/sse.md (blendbits): New.
5211 (sse4_1_blendp<ssemodesuffixf2c>): Use it.
5213 2008-03-30 Eric Botcazou <ebotcazou@adacore.com>
5215 * fold-const.c (fold_binary) <BIT_IOR_EXPR>: Add missing conversions.
5217 2008-03-30 Richard Guenther <rguenther@suse.de>
5220 * fold-const.c (fold_sign_changed_comparison): Do leave
5221 conversions to base-types alone.
5223 2008-03-29 Andrew Pinski <andrew_pinski@playstation.sony.com>
5225 * config/rs6000/rs6000.c (rs6000_stack_info): Don't force saving of
5226 the link register if one altivec register is be saved.
5228 2008-03-30 Ben Elliston <bje@au.ibm.com>
5230 * final.c (final_scan_insn): Remove if (0) code.
5232 2008-03-28 Volker Reichelt <v.reichelt@netcologne.de>
5234 * c-parser.c (c_parser_next_token_is_keyword): Simplify.
5236 2008-03-28 H.J. Lu <hongjiu.lu@intel.com>
5238 * config/i386/sse.md (*and<mode>3): Pass <MODE>mode instead
5239 of V4SFmode to ix86_binary_operator_ok.
5241 2008-03-28 Uros Bizjak <ubizjak@gmail.com>
5243 * config/i386/i386.c (override_options): Initialize
5244 ix86_veclib_handler to ix86_veclibabi_svml when
5245 -mveclibabi=svml is used.
5246 (ix86_veclibabi_svml): New function for SVML ABI style
5247 vectorization support.
5248 * doc/invoke.texi (-mveclibabi) [svml]: Document new target option.
5250 2008-03-28 Rafael Espindola <espindola@google.com>
5252 * fold-const.c (tree_unary_nonnegative_warnv_p): Make it public.
5253 (tree_binary_nonnegative_warnv_p): Make it public.
5254 (tree_single_nonnegative_warnv_p): Make it public.
5255 (tree_invalid_nonnegative_warnv_p): Make it public.
5256 (tree_unary_nonzero_warnv_p): Make it public.
5257 (tree_binary_nonzero_warnv_p): Make it public
5258 (tree_single_nonzero_warnv_p): Make it public.
5259 * tree-vrp.c (vrp_evaluate_conditional_warnv_with_ops): New function.
5260 (extract_range_from_binary_expr): Split the expr argument.
5261 (extract_range_from_unary_expr): Split the expr argument.
5262 (extract_range_from_comparison): Split the expr argument.
5263 (extract_range_from_expr): Use the new aux functions.
5264 (vrp_evaluate_conditional_warnv): Use
5265 vrp_evaluate_conditional_warnv_with_ops.
5266 * tree.h (tree_unary_nonzero_warnv_p): Declare.
5267 (tree_binary_nonzero_warnv_p): Declare.
5268 (tree_single_nonzero_warnv_p): Declare.
5269 (tree_expr_nonzero_warnv_p): Declare.
5270 (tree_unary_nonnegative_warnv_p): Declare.
5271 (tree_binary_nonnegative_warnv_p): Declare.
5272 (tree_single_nonnegative_warnv_p): Declare.
5273 (tree_invalid_nonnegative_warnv_p): Declare.
5275 2008-03-28 Richard Guenther <rguenther@suse.de>
5277 PR tree-optimization/30317
5278 PR tree-optimization/30911
5279 PR tree-optimization/34793
5280 * tree-vrp.c (set_and_canonicalize_value_range): New function.
5281 (struct assert_locus_d): New member EXPR.
5282 (register_new_assert_for): Add EXPR parameter to support
5283 ASSERT_EXPR <name, expr OP limit>.
5284 (register_edge_assert_for_1): Adjust callers.
5285 (find_assert_locations): Likewise.
5286 (process_assert_insertions_for): Build condition from expression.
5287 (extract_range_from_assert): Handle ASSERT_EXPRs
5288 of the form ASSERT_EXPR <name, expr OP limit>.
5289 (register_edge_assert_for_2): New helper registering
5290 asserts for comparisons. Recognize range tests of the form
5291 (unsigned)i - CST1 OP CST2.
5292 (register_edge_assert_for_1): Use it.
5293 (register_edge_assert_for): Likewise.
5294 (needs_overflow_infinity): Integer sub-types
5295 do not need overflow infinities.
5296 (vrp_val_is_max): The extreme values of integer sub-types
5297 are those of the base type.
5298 (vrp_val_is_min): Likewise.
5299 * tree.def (ASSERT_EXPR): Document extra allowed conditional
5302 2008-03-28 Nick Clifton <nickc@redhat.com>
5305 * config/mn10300/mn10300.c (mn10300_secondary_reload_class):
5306 Return GENERAL_REGS for stack adjustment reloads.
5308 2008-03-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
5311 * config/rs6000/rs6000.c (rs6000_expand_vector_init): Create a
5312 const_vector when all the vectors are constant.
5314 2008-03-27 Bob Wilson <bob.wilson@acm.org>
5316 * config/xtensa/xtensa.c (gen_float_relational): Handle unordered
5318 * config/xtensa/xtensa.md (any_cond): Add unordered comparisons.
5319 (any_scc_sf): Add uneq, unlt, unle and unordered operators.
5321 (s<code>_sf): Use new scc_sf attribute for opcode names.
5323 2008-03-27 Tom Tromey <tromey@redhat.com>
5325 * doc/sourcebuild.texi, doc/install.texi, configure, aclocal.m4,
5326 configure.ac, Makefile.in, config/t-darwin, config/m32c/t-m32c,
5327 config/spu/t-spu-elf, config/i386/t-interix,
5328 config/i386/t-cygming, config/i386/x-i386, config/i386/t-cygwin,
5329 config/i386/x-darwin, config/i386/x-mingw32,
5330 config/i386/t-netware, config/i386/x-cygwin, config/i386/t-nwld,
5331 config/sh/t-sh, config/sh/t-symbian, config/x-linux,
5332 config/t-sol2, config/x-hpux, config/x-darwin, config/ia64/t-ia64,
5333 config/x-solaris, config/t-vxworks, config/m68k/t-uclinux,
5334 config/rs6000/x-rs6000, config/rs6000/x-darwin64,
5335 config/rs6000/x-darwin, config/rs6000/t-rs6000,
5336 config/score/t-score-elf, config/arm/t-strongarm-pe,
5337 config/arm/t-pe, config/arm/t-arm, config/arm/t-wince-pe,
5338 config/v850/t-v850, config/v850/t-v850e, config/bfin/t-bfin-linux:
5339 Revert automatic dependency patch.
5341 2008-03-27 H.J. Lu <hongjiu.lu@intel.com>
5344 * config/i386/i386.c (ix86_function_arg_boundary): Align
5345 decimal floating point to its natural boundary.
5347 2008-03-27 Richard Guenther <rguenther@suse.de>
5350 * fold-const.c (fold_comparison): Restrict distinct decl
5351 comparison folding to VAR_DECLs and PARM_DECLs. Do not
5352 solely rely on operand_equal_p.
5354 2008-03-27 Richard Guenther <rguenther@suse.de>
5357 * c-common.c (handle_weak_attribute): Reject combination of
5360 2008-03-27 Richard Guenther <rguenther@suse.de>
5362 PR tree-optimization/32810
5363 * tree-ssa-ccp.c (get_symbol_constant_value): Strip useless
5364 conversions from DECL_INITIAL.
5365 (fold_const_aggregate_ref): Likewise from constructor elements.
5367 2008-03-27 Zdenek Dvorak <ook@ucw.cz>
5369 * tree-affine.h (aff_combination_expand): Declare.
5370 (get_inner_reference_aff): Likewise.
5371 * tree-affine.c (aff_combination_expand): Split out from
5372 tree_to_aff_combination_expand.
5373 (get_inner_reference_aff): New function.
5374 * tree-parloops.c (loop_parallel_p): Free vectorizer info.
5375 * tree-ssa-loop-im.c: Include tree-affine.h and pointer-set.h.
5376 (struct lim_aux_data): sm_done field removed.
5377 (mem_ref_loc_p, mem_ref_locs_p): New types.
5378 (struct mem_ref): Added id, stored, accesses_in_loop,
5379 indep_loop, dep_loop, indep_ref, dep_ref fields.
5380 Removed is_stored, locs and next fields.
5381 (memory_accesses): New variable.
5382 (movement_possibility): Do not allow moving statements
5383 that store to memory.
5384 (outermost_indep_loop, simple_mem_ref_in_stmt, mem_ref_in_stmt):
5386 (determine_max_movement): For statements with memory references,
5387 find the outermost loop in that the reference is independent.
5388 (move_computations_stmt): Mark the virtual operands for renaming.
5389 (memref_free, mem_ref_alloc, mem_ref_locs_alloc, mark_ref_stored,
5390 gather_mem_refs_stmt, gather_mem_refs_in_loops, vtoe_hash, vtoe_eq,
5391 vtoe_free, record_vop_access, get_vop_accesses, get_vop_stores,
5392 add_vop_ref_mapping, create_vop_ref_mapping_loop,
5393 create_vop_ref_mapping, analyze_memory_references,
5394 cannot_overlap_p, mem_refs_may_alias_p, rewrite_mem_ref_loc,
5395 get_all_locs_in_loop, ref_always_accessed_p,
5396 refs_independent_p, record_indep_loop, ref_indep_loop_p_1,
5397 ref_indep_loop_p, can_sm_ref_p, find_refs_for_sm,
5398 store_motion_loop, store_motion): New functions.
5399 (struct vop_to_refs_elt): New type.
5400 (record_mem_ref_loc, free_mem_ref_locs, rewrite_mem_refs,
5401 memref_hash, memref_eq, hoist_memory_references): Rewritten.
5402 (schedule_sm): Replaced by...
5403 (execute_sm): ... this.
5404 (determine_lsm_ref, hoist_memory_references,
5405 loop_suitable_for_sm, gather_mem_refs_stmt, gather_mem_refs,
5406 find_more_ref_vops, free_mem_ref, free_mem_refs,
5407 determine_lsm_loop, determine_lsm): Removed.
5408 (tree_ssa_lim_finalize): Free data structures used by store motion.
5409 (tree_ssa_lim): Call analyze_memory_references. Use
5410 store_motion instead of determine_lsm.
5412 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
5414 * config.cc (m68hc11, m6811, m68hc12, m6812): Add usegas.h,
5415 rename tmake_file to m68hc11/t-m68hc11.
5416 (mcore): Set inhibit_libc to true.
5417 * config.host (alpha*-dec-*vms*): Set extra_programs.
5418 (interix3*): Don't use host_xmake_file.
5419 * configure.ac: Let config.gcc override inhibit_libc.
5420 * configure: Regenerate.
5422 * config/alpha/x-vms (EXTRA_PROGRAMS): Remove.
5423 * config/t-openbsd-thread: Remove commented out lines.
5425 * config/x-interix: Remove.
5427 * config/m68hc11/t-m68hc11-gas: Rename to...
5428 * config/m68hc11/t-m68hc11: ... this. Remove T_CPPFLAGS.
5430 * config/mcore/t-mcore: Remove T_CFLAGS.
5431 * config/mcore/t-mcore-pe: Likewise.
5433 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
5435 * configure.ac: Replace custom __GNU_SOURCE test with
5436 AC_USE_SYSTEM_EXTENSIONS. Move it earlier.
5437 * aclocal.m4: Regenerate.
5438 * configure: Regenerate.
5439 * config.in: Regenerate.
5441 2008-03-27 Richard Guenther <rguenther@suse.de>
5443 * fold-const.c (target.h): Include.
5444 (fold_comparison): Fold comparison of addresses of decls
5445 that bind locally or of constants. Consolidate address folding code.
5446 * tree-vrp.c (operand_less_p): Deal with non-INTEGER_CST
5447 results from fold_binary_to_constant.
5448 (compare_values_warnv): Likewise.
5450 2008-03-27 Andrew Pinski <pinskia@gmail.com>
5453 * fold-const.c (fold_truthop): Check for integeral types when folding
5454 a == 0 && b == 0 and a != 0 || b != 0 .
5456 2008-03-26 Eric Botcazou <ebotcazou@adacore.com>
5458 * tree.c (get_unwidened): Remove code fiddling with COMPONENT_REF.
5460 2008-03-26 Andreas Schwab <schwab@suse.de>
5462 * doc/invoke.texi: Fix use of @item vs. @itemx.
5464 2008-03-26 Tom Tromey <tromey@redhat.com>
5466 * Makefile.in (build/gensupport.o, build/print-rtl.o,
5467 build/read-rtl.o, build/rtl.o, build/gencondmd.o, build/genattr.o,
5468 build/genattrtab.o, build/genautomata.o, build/gencheck.o,
5469 build/gencodes.o, build/genconditions.o, build/genconfig.o,
5470 build/genconstants.o, build/genemit.o, build/genextract.o,
5471 build/genflags.o, build/genmddeps.o, build/genopinit.o,
5472 build/genoutput.o, build/genpeep.o, build/genrecog.o): Depend on
5475 2008-03-26 Richard Guenther <rguenther@suse.de>
5478 2008-03-26 Richard Guenther <rguenther@suse.de>
5480 * fold-const.c (target.h): Include.
5481 (fold_comparison): Fold comparison of addresses of two decls
5482 that bind locally. Consolidate address folding code.
5484 2008-03-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5486 * builtins.c (expand_builtin_pow, fold_builtin_cabs,
5487 fold_builtin_sqrt, fold_builtin_cbrt, fold_builtin_logarithm,
5488 fold_builtin_hypot, fold_builtin_pow): Remove uses of dconst3,
5489 dconstsqrt2, dconstthird, dconste and/or dconst10.
5490 * config/i386/i386.c (ix86_emit_swsqrtsf): Likewise.
5491 * emit-rtl.c (dconst3, dconst10, dconstm2, dconstthird,
5492 dconstsqrt2, dconste): Delete.
5493 (init_emit_once): Likewise. Simplify initializing dconstm1.
5495 * real.c (get_real_const): New.
5496 * real.h (dconst3, dconst10, dconstm2, dconstthird,
5497 dconstsqrt2, dconste): Delete.
5498 (real_value_const, get_real_const): New.
5500 2008-03-26 H.J. Lu <hongjiu.lu@intel.com>
5502 * config/i386/cygming.h (BIGGEST_ALIGNMENT): Removed.
5504 * config/i386/i386.c (ix86_function_arg_boundary): Check
5505 BIGGEST_ALIGNMENT instead of 128.
5506 (setup_incoming_varargs_64): Likewise.
5508 2008-03-26 Tom Tromey <tromey@redhat.com>
5510 * Makefile.in (DEPFILES): Add missing '/'.
5512 2008-03-26 Richard Guenther <rguenther@suse.de>
5514 * fold-const.c (target.h): Include.
5515 (fold_comparison): Fold comparison of addresses of two decls
5516 that bind locally. Consolidate address folding code.
5518 2008-03-26 Nick Clifton <nickc@redhat.com>
5521 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p): Do
5522 not allow INT+INT as a legitimate addressing mode.
5524 2008-03-26 Richard Guenther <rguenther@suse.de>
5526 * tree-flow.h (widen_bitfield): Remove declaration.
5527 * tree-ssa-ccp.c (visit_assignment): Remove unneeded code.
5528 (widen_bitfield): Remove function.
5529 * tree-ssa-dom.c (record_equivalences_from_stmt): Remove unneeded
5532 2008-03-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
5535 * config/rs6000/rs6000-c.c (rs6000_builtin_type_compatible): Handle
5538 2008-03-25 Richard Sandiford <rsandifo@nildram.co.uk>
5540 PR rtl-optimization/35232
5541 * reload1.c (reg_reloaded_call_part_clobbered): Clarify comment.
5542 (forget_old_reloads_1, forget_marked_reloads): Don't clear
5543 reg_reloaded_call_part_clobbered here.
5544 (reload_regs_reach_end_p): New function.
5545 (reload_reg_rtx_for_input): New variable.
5546 (reload_reg_rtx_for_output): Likewise.
5547 (emit_input_reload_insns): Use reloadreg rather than rl->reg_rtx
5548 when reassigning a pseudo register. Load reloadreg from
5549 reload_reg_rtx_for_input, moving the mode and register
5551 (do_input_reload): ...here. Use the mode-adjusted reg_rtx
5552 instead of the original when deciding whether an input reload
5553 would be a no-op or whether an output reload can be deleted.
5554 (emit_output_reload_insns): Use the mode-adjusted reg_rtx
5555 when setting up new_spill_reg_store. Load it from
5556 reload_reg_rtx_for_output, moving the mode and register
5558 (do_output_reload): ...here. Use the mode-adjusted reg_rtx
5559 instead of the original when deciding whether an output reload
5560 would be a no-op. Do the same when modifying insn notes.
5561 Use rtx_equal_p instead of == to compare the registers.
5562 (inherit_piecemeal_p): Take a mode and two register numbers
5564 (emit_reload_insns): Clear new_spill_reg_store for every hard
5565 register in the reload register. Remove spill registers
5566 from reg_reloaded_valid before considering whether to record
5567 inheritance information for them. Use reload_reg_rtx_for_output
5568 instead of reg_rtx when recording output reloads. Use
5569 reload_reg_rtx_for_input instead of reg_rtx when recording
5570 input reloads. Set or clear reg_reloaded_call_part_clobbered
5571 at the same time as setting reg_reloaded_valid.
5572 (delete_output_reload): Add a new_reload_reg parameter and use it
5573 instead of rld[j].reg_rtx.
5574 (emit_input_reload_insns, do_input_reload, do_output_reload): Adjust
5577 2008-03-25 Tom Tromey <tromey@redhat.com>
5579 * Makefile.in (build/gensupport.o): Depend on insn-modes.h.
5580 (build/genattr.o): Likewise.
5581 (build/genattrtab.o): Likewise.
5582 (build/gencodes.o): Likewise.
5583 (build/genconfig.o): Likewise.
5584 (build/genconstants.o): Likewise.
5585 (build/genemit.o): Likewise.
5586 (build/genextract.o): Likewise.
5587 (build/genflags.o): Likewise.
5589 2008-03-25 Bob Wilson <bob.wilson@acm.org>
5591 * config/xtensa/xtensa.c (xtensa_va_start): Use build_int_cst
5592 instead of size_int for integer types.
5593 (xtensa_gimplify_va_arg_expr): Likewise. Convert index to sizetype
5594 to match type of MINUS_EXPR.
5596 2008-03-25 Tom Tromey <tromey@redhat.com>
5598 * configure: Rebuilt.
5599 * configure.ac (BUILD_DEPMODE): Extract CCDEPMODE from temporary
5602 2008-03-25 Tom Tromey <tromey@redhat.com>
5604 * config/x-solaris (host-solaris.o): Update.
5605 * config/x-linux (host-linux.o): Update.
5606 * config/x-hpux (host-hpux.o): Update.
5607 * config/x-darwin (host-darwin.o): Update.
5608 * config/v850/t-v850e (v850-c.o): Update.
5609 * config/v850/t-v850 (v850-c.o): Update.
5610 * config/t-vxworks (vxworks.o): Update.
5611 * config/t-sol2 (sol2-c.o, sol2.o): Update.
5612 * config/t-darwin (darwin.o, darwin-c.o, darwin-driver.o): Update.
5613 * config/spu/t-spu-elf (spu-c.o): Update.
5615 * config/sh/t-symbian (sh-c.o): Update.
5616 (symbian.o): Update.
5617 * config/sh/t-sh (sh-c.o): Update.
5618 * config/score/t-score-elf (score7.o, score3.o): Update.
5619 * config/rs6000/x-rs6000 (driver-rs6000.o): Update.
5620 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Update.
5621 * config/rs6000/x-darwin (host-ppc-darwin.o): Update.
5622 * config/rs6000/t-rs6000 (rs6000-c.o): Update.
5624 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
5625 * config/m32c/t-m32c (m32c-pragma.o): Update.
5626 * config/ia64/t-ia64 (ia64-c.o): Update.
5627 * config/i386/x-mingw32 (host-mingw32.o): Update.
5628 * config/i386/x-i386 (driver-i386.o): Update.
5629 * config/i386/x-darwin (host-i386-darwin.o): Update.
5630 * config/i386/x-cygwin (host-cygwin.o): Update.
5631 * config/i386/t-nwld (nwld.o): Update.
5632 * config/i386/t-netware (netware.o): Update.
5633 * config/i386/t-interix (winnt.o): Update.
5634 * config/i386/t-cygwin (cygwin1.o, cygwin2.o): Update.
5635 * config/i386/t-cygming (winnt.o, winnt-cxx.o, winnt-stubs.o,
5636 msformat-c.o): Update.
5637 * config/bfin/t-bfin-linux (generated_files): Add
5638 linux-sysroot-suffix.h.
5639 * config/arm/t-wince-pe (pe.o): Update.
5640 * config/arm/t-strongarm-pe (pe.o): Update.
5641 * config/arm/t-pe (pe.o): Update.
5642 * config/arm/t-arm (arm-c.o): Update.
5643 * doc/install.texi (Prerequisites): Require make 3.80.
5644 * Makefile.in: Remove .o targets.
5645 (CCDEPMODE, DEPDIR, depcomp, BUILD_DEPMODE): New variables.
5646 (OBSTACK_H, FIBHEAP_H, PARTITION_H, MD5_H, BCONFIG_H): Remove.
5647 (simple_generated_h, simple_generated_c): Move earlier.
5648 (generated_files): New variable.
5649 (TARGET_H, MACHMODE_H, HOOKS_H, HOSTHOOKS_DEF_H, LANGHOOKS_DEF_H,
5650 TARGET_DEF_H, RTL_BASE_H, RTL_H, PARAMS_H, BUILTINS_DEF, TREE_H,
5651 BASIC_BLOCK_H, GCOV_IO_H, COVERAGE_H, DEMANGLE_H, RECOG_H,
5652 ALIAS_H, EMIT_RTL_H, FLAGS_H, FUNCTION_H, EXPR_H, OPTABS_H,
5653 REGS_H, RA_H, RESOURCE_H, SCHED_INT_H, INTEGRATE_H, CFGLAYOUT_H,
5654 CFGLOOP_H, IPA_UTILS_H, IPA_REFERENCE_H, IPA_TYPE_ESCAPE_H,
5655 CGRAPH_H, DF_H, RESOURCE_H, DDG_H, GCC_H, GGC_H, TIMEVAR_H,
5656 INSN_ATTR_H, C_COMMON_H, C_PRAGMA_H, C_TREE_H, SYSTEM_H,
5657 PREDICT_H, DECNUM_H, MKDEPS_H, SYMTAB_H, TREE_DUMP_H,
5658 TREE_GIMPLE_H, TREE_FLOW_H, TREE_SSA_LIVE_H, PRETTY_PRINT_H,
5659 DIAGNOSTIC_H, C_PRETTY_PRINT_H, SCEV_H, LAMBDA_H, TREE_DATA_REF_H,
5660 VARRAY_H, TREE_INLINE_H, REAL_H, DBGCNT_H, EBIMAP_H): Remove.
5662 (COMPILE.base, COMPILE): New variables.
5663 (%.o): New pattern rule.
5664 (ALL_HOST_OBJS): New variable.
5665 (xgcc$(exeext), cpp$(exeext)): Remove extra version.o.
5666 (dummy-checksum.o, cc1-checksum.o): Remove.
5667 (DRIVER_SHLIB): New variable.
5668 (DRIVER_DEFINES): Use it.
5669 (gencondmd.c): Move out of build/.
5670 (s-conditions): Update.
5671 (BUILDCOMPILE.base, BUILDCOMPILE): New variables.
5672 (ALL_BUILD_OBJS): Likewise.
5673 (build/%.o): Use BUILDCOMPILE.
5674 (build/ggc-none.o, build/ggc-none.o, build/min-insn-modes.o,
5675 build/print-rtl.o, build/read-rtl.o, build/rtl.o, build/vec.o,
5676 build/gencondmd.o, build/genattrtab.o, build/genautomata.o,
5677 build/gencheck.o, build/gencodes.o, build/genconditions.o,
5678 build/genconfig.o, build/genconstants.o, build/genemit.o,
5679 build/genextract.o, build/genflags.o, build/genmddeps.o,
5680 build/genopinit.o, build/genoutput.o, build/genpeep.o,
5681 build/genpreds.o, build/genrecog.o, build/gcov-iov.o,
5682 build/gen-protos.o, build/scan.o, build/fix-header.o,
5683 build/scan-decls.o): Simplify.
5684 (collect2.o, c-opts.o, gcc.o, gccspec.o, gcc-options.o,
5685 cppdefault.o, protoize.o, unprotoize.o, intl.o, version.o,
5686 prefix.o, toplev.o): Reduce to variable setting.
5687 (libbackend.o): Use COMPILE. Remove most dependencies. Move later.
5688 ($(out_object_file), gcc-options.o): New targets.
5689 ($(ALL_HOST_OBJS)): New target. Include dependency files.
5690 * configure: Rebuilt.
5691 * configure.ac: Call ZW_CREATE_DEPDIR, ZW_PROG_COMPILER_DEPENDENCIES.
5692 * doc/sourcebuild.texi (Front End Directory): Document new variable.
5694 2008-03-25 Douglas Gregor <doug.gregor@gmail.com>
5696 * c-common.c (c_sizeof_or_alignof_type): If we're not allowed to
5697 complain when we hit an error, return ERROR_MARK_NODE.
5699 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
5701 * config/sh/constraints.md (Pso, Psz): New constraints.
5702 * config/sh/sh.c (print_operand): Add %V and %W operand codes.
5703 * config/sh/sh.md (*andsi3_bclr, *iorsi3_bset): New insns.
5705 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
5707 * config/sh/sh.c (sh_expand_t_scc): Emit movrt for SH2A if possible.
5708 * config/sh/sh.md (xorsi3_movrt, movrt): New insns.
5710 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
5712 * config/sh/sh.md (prefetch): Add condition for SH2A target.
5713 (prefetch_sh2a): New.
5715 2008-03-25 Jayant Sonar <Jayant.sonar@kpitcummins.com>
5716 Naveen.H.S <naveen.hs@kpitcummins.com>
5718 * config/sh/constraints.md (I28): New constraint.
5719 * config/sh/sh.c (broken_move): Add support for movi20s.
5720 * config/sh/sh.md (movsi_ie): Add the alternative for movi20s.
5722 2008-03-25 Anil Paranjape <anil.paranjape@kpitcummins.com>
5723 Jayant Sonar <Jayant.sonar@kpitcummins.com>
5724 Naveen.H.S <naveen.hs@kpitcummins.com>
5726 * config/sh/sh.c (SH_ATTRIBUTES): Define.
5727 (SYMBOL_FLAG_FUNCVEC_FUNCTION): Define.
5728 (print_operand): Handle resbank in %@ operand code.
5729 (sh_encode_section_info): New.
5730 (push_regs): Add conditions for resbank.
5731 (sh_expand_epilogue): Likewise.
5732 (sh_insert_attributes): Likewise.
5733 (sh_attribute_table): Likewise.
5734 (sh_handle_resbank_handler_attribute): New.
5735 (sh2a_handle_function_vector_handler_attribute): New.
5736 (sh2a_is_function_vector_call): New.
5737 (sh2a_get_function_vector_number): New.
5738 (sh2a_function_vector_p): New.
5739 (sh_cfun_resbank_handler_p): New.
5740 * config/sh/sh.md (calli): Emit jsr/n if possible.
5741 (calli_tbr_rel): New.
5742 (calli_pcrel): Emit jsr/n if possible.
5743 (return_i): Emit rts/n if possible.
5744 (call_valuei_tbr_rel): New.
5745 (call_valuei_pcrel): Add condition for SH2A target.
5746 (call_value): Likewise.
5747 * config/sh/sh-protos.h (sh_cfun_resbank_handler_p): Declare.
5748 (sh2a_get_function_vector_number): Likewise.
5749 (sh2a_is_function_vector_call): Likewise.
5750 * doc/extend.texi: Document TBR relative addressing of SH2A.
5751 (resbank): Add description for SH2A.
5753 2008-03-24 Richard Guenther <rguenther@suse.de>
5756 * gimplify.c (gimplify_modify_expr): For frontend type-correct
5757 pointer assignments change conversions according to middle-end rules.
5758 (gimplify_modify_expr_rhs): Deal with NULL TARGET_EXPR_INITIAL.
5759 * configure.ac: Include type checking in yes.
5760 * configure: Regenerate.
5762 2008-03-24 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5764 * diagnostic.c (diagnostic_count_diagnostic): Delete.
5765 (diagnostic_report_diagnostic): Update. Handle ICEs here.
5767 2008-03-24 Nathan Sidwell <nathan@codesourcery.com>
5769 * gthr-vxworks.h (UNUSED): Define.
5771 2008-03-23 H.J. Lu <hongjiu.lu@intel.com>
5773 * config/i386/i386.h (STATIC_CHAIN_REGNUM): Use R10_REG and CX_REG.
5775 2008-03-23 Zuxy Meng <zuxy.meng@gmail.com>
5777 * doc/extend.texi (Function Attributes): Add missing comma in the
5778 example of the "alloc_size" attribute.
5780 2008-03-23 Uros Bizjak <ubizjak@gmail.com>
5783 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
5785 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
5788 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
5791 * stor-layout.c (update_alignment_for_field): Set minimum alignment
5792 of the underlying type of a MS bitfield layout to the natural
5793 alignment of the type.
5795 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
5797 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
5798 to their natural alignment to avoid store forwarding stalls.
5800 2008-03-22 Richard Guenther <rguenther@suse.de>
5802 * tree-cfg.c (verify_expr): Recurse again for invariant addresses.
5803 For PHI nodes verify the address is invariant.
5804 * tree-ssa-ccp.c (ccp_decl_initial_min_invariant): Remove.
5805 (get_symbol_constant_value): Use is_gimple_min_invariant.
5806 (maybe_fold_stmt_indirect): Likewise.
5808 2008-03-22 Richard Sandiford <rsandifo@nildram.co.uk>
5810 PR rtl-optimization/33927
5811 * Makefile.in (dse.o): Depend on $(TM_P_H).
5812 * expr.h (extract_low_bits): Declare.
5813 * expmed.c (extract_low_bits): New function.
5814 * rtlhooks.c (gen_lowpart_general): Generalize SUBREG handling.
5815 * dse.c: Include tm_p.h.
5816 (find_shift_sequence): Remove the read_reg argument and return the
5817 read value. Emit the instructions instead of returning them.
5818 Iterate on new_mode rather than calculating it each time.
5819 Check MODES_TIEABLE_P. Use simplify_gen_subreg to convert the
5820 source to NEW_MODE and extract_low_bits to convert the shifted
5822 (replace_read): Allow the load and store to have different mode
5823 classes. Use extract_low_bits when SHIFT == 0. Create the shift
5824 or extraction instructions before trying the replacement. Update
5825 dump-file code accordingly, avoiding use of REGNO (store_info->rhs).
5827 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
5829 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
5830 to their natural alignment to avoid store forwarding stalls.
5832 2008-03-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
5835 * config/rs6000/rs6000.md (floatdidf2): Discouraging fprs and
5836 encouraging but not allowing gprs for input;
5837 change the input constraint to !f#r.
5838 (fix_truncdfdi2): Discouraging fprs and encouraging but not allowing
5840 change the output constraint to !f#r.
5842 2008-03-21 Uros Bizjak <ubizjak@gmail.com>
5845 * config/i386/i386.md ("*floatunssi<mode2>_1"): New pattern with
5846 corresponding post-reload splitters.
5847 ("floatunssi<mode>2"): Expand to unsigned_float x87 insn pattern
5848 when x87 FP math is selected.
5849 * config/i386/i386-protos.h (ix86_expand_convert_uns_sixf_sse):
5850 New function prototype.
5851 * config/i386/i386.c (ix86_expand_convert_uns_sixf_sse): New
5852 unreachable function to ease macroization of insn patterns.
5854 2008-03-21 Martin Jambor <mjambor@suse.cz>
5856 * tree-data-ref.c (dump_data_dependence_relation): Avoid data
5857 reference dumps if ddr is NULL or dependence is unknown.
5859 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
5861 * config/sh/linux-atomic.asm (ATOMIC_TEST_AND_SET): Take
5862 unsigned extension into account.
5863 (ATOMIC_COMPARE_AND_SWAP): Likewise.
5864 (ATOMIC_FETCH_AND_OP, ATOMIC_FETCH_AND_COMBOP): Likewise.
5865 Do computations on a scratch register.
5867 2008-03-21 Richard Guenther <rguenther@suse.de>
5869 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
5870 Use is_gimple_min_invariant instead of TREE_INVARIANT.
5871 * tree-ssa-loop-ivopts.c (force_expr_to_var_cost): Likewise.
5872 * tree-ssa-dom.c (record_equality): Likewise.
5873 * tree-inline.c (copy_body_r): Likewise.
5874 * tree-ssa-pre.c (make_values_for_stmt): Remove test for
5877 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
5879 * config/sh/sh.c (split_branches): Pass zero to redirect_jump
5880 as 'delete_unused' argument.
5882 2008-03-20 Richard Guenther <rguenther@suse.de>
5884 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
5885 special casing of constant qualifiers.
5886 * tree-ssa.c (useless_type_conversion_p_1): Instead do not
5887 care about them in general.
5888 * tree-ssa-ccp.c (ccp_fold): Addresses are constant or not
5889 regardless of their type.
5890 (fold_stmt_r): Forcefully fold *& if we end up with that.
5892 2008-03-20 Paul Brook <paul@codesourcery.com>
5894 * config.gcc (arm*-*-uclinux*): Remove duplicate arm/uclinux-elf.h.
5895 * config/arm/uclinux-eabi.h (SUBTARGET_EXTRA_LINK_SPEC): Add extra
5897 * config/arm/bpabi.h (SUBTARGET_EXTRA_LINK_SPEC): Provide default
5899 (LINK_SPEC): Use SUBTARGET_EXTRA_LINK_SPEC.
5900 * config/arm/unwind-arm.h (_Unwind_decode_target2): Add uClinux.
5902 2008-03-20 Volker Reichelt <v.reichelt@netcologne.de>
5904 * common.opt (Wmudflap): New option.
5905 * tree-mudflap.c (mf_xform_derefs_1): Guard warning by OPT_Wmudflap.
5906 (mx_register_decls): Likewise.
5907 (mudflap_finish_file): Likewise.
5908 * doc/invoke.texi: Document -Wno-mudflap.
5910 2008-03-20 Kai Tietz <kai.tietz@onevision.com>
5912 * c-format.c (replace_format_name_to_system_name): New.
5914 (convert_format_name_to_system_name): New.
5915 (decode_format_attr): Add use of convert_format_name_to_system_name.
5916 (format_types_orig): Add gnu_ prefix to names.
5917 (check_format_info_main): Special treating of \0 escaped names for
5918 supporting multi-character format specifiers as I32, I64.
5919 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): Use of user defined attributes.
5920 (gnu_target_overrides_format_attributes): New.
5921 * c-format.h: Add structure target_ovr_attr to hold
5922 system specific formatter names.
5923 * config.gcc: Add for x86&x86_64 cygwin and mingw32 targets the
5924 msformat-c.o file to c_target_objs and cxx_target_objs.
5925 * config/i386/mingw32.h (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
5926 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES_COUNT): New.
5927 (TARGET_N_FORMAT_TYPES): New.
5928 * config/i386/msformat-c.c: New.
5929 * config/i386/t-cygming: Add build rule for msformat-c.o.
5930 * doc/extend.texi: Add new format names gnu_* and ms_* and
5932 * doc/tm.texi: (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
5934 2008-03-20 Ira Rosen <irar@il.ibm.com>
5936 * doc/invoke.texi (-O3): Add -ftree-vectorize to the list of
5937 optimizations turned on under -O3.
5938 (ftree-vectorize): Add that the flag is turned on with -O3.
5940 2008-03-20 Ben Elliston <bje@au.ibm.com>
5942 * regmove.c (try_auto_increment): Fix spelling error in comment.
5943 * final.c (final_scan_insn): Likewise.
5945 2008-03-20 Uros Bizjak <ubizjak@gmail.com>
5948 * config/i386/mmx.md (*mov<mode>_internal_rex64"): Adjust register
5949 allocator preferences for "y" and "r" class registers.
5950 ("*mov<mode>_internal"): Ditto.
5951 ("*movv2sf_internal_rex64"): Ditto.
5952 ("*movv2sf_internal"): Ditto.
5954 2008-03-19 Michael Matz <matz@suse.de>
5957 * calls.c (expand_call): Check overlap of arguments with call
5958 address for sibcalls.
5960 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
5963 * stor-layout.c (update_alignment_for_field): Set minimum alignment
5964 of the underlying type of a MS bitfield layout to the natural
5965 alignment of the type.
5967 2008-03-19 Jan Hubicka <jh@suse.cz>
5970 * toplev.c (decode_d_option): Handle all CPP flags.
5971 * tree-vrp.c: Update tree_pass descriptors.
5972 * regrename.c: Update tree_pass descriptors.
5973 * fwprop.c: Update tree_pass descriptors.
5974 * doc/invoke.texi: Remove documentation of dropped -d? flags.
5975 * tree-into-ssa.c: Update tree_pass descriptors.
5976 * tree-dump.c: Update tree_pass descriptors.
5977 * tree-complex.c: Update tree_pass descriptors.
5978 * tree-dump.h: Update tree_pass descriptors.
5979 * see.c: Update tree_pass descriptors.
5980 * cgraphbuild.c: Update tree_pass descriptors.
5981 * tracer.c: Update tree_pass descriptors.
5982 * tree-loop-distribution.c: Update tree_pass descriptors.
5983 * cgraph.c: Update tree_pass descriptors.
5984 * postreload-gcse.c: Update tree_pass descriptors.
5985 * postreload.c: Update tree_pass descriptors.
5986 * tree-ssa-loop-ch.c: Update tree_pass descriptors.
5987 * tree-tailcall.c: Update tree_pass descriptors.
5988 * tree-pass.h (tree_opt_pass): Rename to ...
5989 (opt_pass) ... this one; add "type" field and remove letter field.
5990 (gimple_opt_pass, rtl_opt_pass, simple_ipa_opt_pass): New.
5991 (execute_pass_list, execute_ipa_pass_list, all_passes, all_ipa_passes,
5992 all_lowering_passes): Update declaration.
5993 * ipa-cp.c: Update tree_pass descriptors.
5994 * final.c: Update tree_pass descriptors.
5995 * omp-low.c: Update tree_pass descriptors.
5996 * tree-ssa-dse.c: Update tree_pass descriptors.
5997 * ipa-reference.c: Update tree_pass descriptors.
5998 * tree-ssa-uncprop.c: Update tree_pass descriptors.
5999 * auto-inc-dec.c: Update tree_pass descriptors.
6000 * reorg.c: Update tree_pass descriptors.
6001 * cgraphunit.c: Update tree_pass descriptors.
6002 * tree-ssa-copyrename.c: Update tree_pass descriptors.
6003 * tree-ssa-ccp.c: Update tree_pass descriptors.
6004 * df-core.c: Update tree_pass descriptors.
6005 * mode-switching.c: Update tree_pass descriptors.
6006 * tree-nomudflap.c: Update tree_pass descriptors.
6007 * modulo-sched.c: Update tree_pass descriptors.
6008 * ipa-pure-const.c: Update tree_pass descriptors.
6009 * cse.c: Update tree_pass descriptors.
6010 * web.c: Update tree_pass descriptors.
6011 * tree-stdarg.c: Update tree_pass descriptors.
6012 * tree-ssa-math-opts.c: Update tree_pass descriptors.
6013 * tree-ssa-dom.c: Update tree_pass descriptors.
6014 * tree-nrv.c: Update tree_pass descriptors.
6015 * tree-ssa-alias.c: Update tree_pass descriptors.
6016 * loop-init.c: Update tree_pass descriptors.
6017 * gimple-low.c: Update tree_pass descriptors.
6018 * ipa-inline.c: Update tree_pass descriptors.
6019 * tree-ssa-sink.c: Update tree_pass descriptors.
6020 * global.c: Update tree_pass descriptors.
6021 * ifcvt.c: Update tree_pass descriptors.
6022 * jump.c: Update tree_pass descriptors.
6023 * predict.c: Update tree_pass descriptors.
6024 * tree-ssa-loop.c: Update tree_pass descriptors.
6025 * recog.c: Update tree_pass descriptors.
6026 * dse.c: Update tree_pass descriptors.
6027 * tree-ssa-ifcombine.c: Update tree_pass descriptors.
6028 * tree-eh.c: Update tree_pass descriptors.
6029 * regmove.c: Update tree_pass descriptors.
6031 * function.c: Update tree_pass descriptors.
6032 * tree-vectorizer.c: Update tree_pass descriptors.
6033 * gcse.c: Update tree_pass descriptors.
6034 * ipa-type-escape.c: Update tree_pass descriptors.
6035 * tree-if-conv.c: Update tree_pass descriptors.
6036 * init-regs.c: Update tree_pass descriptors.
6037 * ipa.c: Update tree_pass descriptors.
6038 * tree-ssa-phiopt.c: Update tree_pass descriptors.
6039 * rtl-factoring.c: Update tree_pass descriptors.
6040 * lower-subreg.c: Update tree_pass descriptors.
6041 * bt-load.c: Update tree_pass descriptors.
6042 * tree-dfa.c: Update tree_pass descriptors.
6043 * except.c: Update tree_pass descriptors.
6044 * emit-rtl.c: Update tree_pass descriptors.
6045 * cfgexpand.c: Update tree_pass descriptors.
6046 * tree-cfgcleanup.c: Update tree_pass descriptors.
6047 * cfgcleanup.c: Update tree_pass descriptors.
6048 * tree-ssa-pre.c: Update tree_pass descriptors.
6049 * tree-sra.c: Update tree_pass descriptors.
6050 * tree-mudflap.c: Update tree_pass descriptors.
6051 * tree-ssa-copy.c: Update tree_pass descriptors.
6052 * cfglayout.c: Update tree_pass descriptors.
6053 * tree-ssa-forwprop.c: Update tree_pass descriptors.
6054 * tree-ssa-dce.c: Update tree_pass descriptors.
6055 * tree-ssa.c: Update tree_pass descriptors.
6056 * regclass.c: Update tree_pass descriptors.
6057 * integrate.c: Update tree_pass descriptors.
6058 * tree-optimize.c: Update tree_pass descriptors.
6059 * tree-ssa-phiprop.c: Update tree_pass descriptors.
6060 * tree-object-size.c: Update tree_pass descriptors.
6061 * combine.c: Update tree_pass descriptors.
6062 * tree-outof-ssa.c: Update tree_pass descriptors.
6063 * bb-reorder.c: Update tree_pass descriptors.
6064 * stack-ptr-mod.c: Update tree_pass descriptors.
6065 * var-tracking.c: Update tree_pass descriptors.
6066 * tree-profile.c: Update tree_pass descriptors.
6067 * tree-vect-generic.c: Update tree_pass descriptors.
6068 * reg-stack.c: Update tree_pass descriptors.
6069 * sched-rgn.c: Update tree_pass descriptors.
6070 * tree-ssa-structalias.c: Update tree_pass descriptors.
6071 * tree-cfg.c: Update tree_pass descriptors.
6072 * passes.c (current_pass): Update declaration.
6073 (finish_optimization_passes): Update.
6074 (all_passes, all_ipa_passes, all_lowering_passes): Update declaration.
6075 (register_one_dump_file, register_dump_files_1, next_pass_1):
6077 (init_optimization_passes): Update handling of new types.
6078 (execute_one_pass, execute_pass_list, execute_ipa_pass_list): Update.
6079 * ipa-struct-reorg.c: Update tree_pass descriptors.
6080 * tree-ssa-reassoc.c: Update tree_pass descriptors.
6081 * combine-stack-adj.c: Update tree_pass descriptors.
6082 * cfgrtl.c: Update tree_pass descriptors.
6083 * dce.c: Update tree_pass descriptors.
6084 * tree-ssanames.c: Update tree_pass descriptors.
6086 2008-03-19 Richard Guenther <rguenther@suse.de>
6089 * tree-ssa.c (walk_data): New structure.
6090 (warn_uninitialized_var): If not always_executed warn with "maybe"
6092 (execute_early_warn_uninitialized): Compute post-dominators.
6093 Initialize always_executed before processing each basic block.
6095 2008-03-18 Mikulas Patocka <mikulas@artax.karlin.mff.cuni.cz>
6098 * config/i386/i386.c (x86_this_parameter): Calculate correct location
6099 of "this" pointer when "regparm = N" or "fastcall" is in effect.
6101 2008-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6103 * doc/include/texinfo.tex: Update to version 2008-03-17.10.
6105 2008-03-18 Paolo Bonzini <bonzini@gnu.org>
6107 * expr.c (store_expr): Assume lang_hooks.reduce_bit_field_operations
6109 (expand_expr_real_1) <REDUCE_BIT_FIELD>: Don't look at ignore.
6110 (expand_expr_real_1): Assume lang_hooks.reduce_bit_field_operations
6111 is true. Add "&& !ignore" condition to reduce_bit_field. Modify
6112 target after ignore has been set, and move there also the commputation
6113 of subtarget and original_target.
6114 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS): Delete.
6115 (LANG_HOOKS_INITIALIZER): Remove it.
6116 * langhooks.h (struct lang_hooks): Remove reduce_bit_field_operations.
6118 2008-03-18 Richard Guenther <rguenther@suse.de>
6120 * tree-ssa-sccvn.c (visit_reference_op_load): If the lookup
6121 found an expression with constants, note that in the VN for the lhs.
6122 * tree-ssa-pre.c (eliminate): Visit COND_EXPR statements and
6123 fold them to constants if possible. Run cleanup_cfg if done so.
6124 (execute_pre): Return todo.
6126 (execute_fre): Likewise.
6127 * tree-ssa-forwprop.c (can_propagate_from): Allow propagation
6129 (get_prop_source_stmt): Look through pointer conversions.
6131 2008-03-18 Jan Hubicka <jh@suse.cz>
6133 * tree-pretty-print.c: Include predict.h.
6134 (dump_generic_node): Dump predictor.
6135 * tree.h (PREDICT_EXPR_OUTCOME, PREDICT_EXPR_PREDICTION): Update.
6136 * tree-gimple.c (is_gimple_stmt): Add PREDICT_EXPR.
6137 * gimple-low.c (lower_stmt): Likewise.
6138 * expr.c (expand_expr_real): Likewise.
6139 * predict.c (tree_bb_level_predictions): Use PREDICT_EXPRs and remove
6141 (build_predict_expr, build_predict_expr): New.
6142 * predict.h (predictor_name, build_predict_expr): Update.
6143 * c-typeck.c (c_finish_bc_stmt): Add prediction.
6144 * gimplify.c (gimplify_expr): Add PREDICT_EXPR.
6145 * predict.def (PRED_CONTINUE): Update hitrate.
6146 * tree.def (PREDICT_EXPR): Define.
6147 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Mark PREDICT_EXPR;
6148 do not handle BIND_EXPR.
6149 * tree-inline.c (estimate_num_insns_1): PREDICT_EXPR is free.
6150 * tree-cfg.c (verify_gimple_stmt): PREDICT_EXPR is valid.
6151 * tree-ssa-operands.c (get_expr_operands): PREDICT_EXPR takes no
6154 2008-03-18 Michael Matz <matz@suse.de>
6156 * gcov-io.h (__gcov_merge_ior, __gcov_fork): Mark hidden.
6158 2008-03-18 Richard Guenther <rguenther@suse.de>
6160 * tree-gimple.h (is_gimple_invariant_address): Declare.
6161 (is_gimple_constant): Likewise.
6162 * tree-gimple.c (is_gimple_constant): New function.
6163 (is_gimple_invariant_address): Likewise.
6164 (is_gimple_min_invariant): Implement in terms of is_gimple_constant
6165 and is_gimple_invariant_address.
6166 * tree-ssa-loop-niter.c (expand_simple_operations): Revert
6168 * tree-data-ref.c (get_references_in_stmt): A SSA_NAME is not
6169 an addressable base.
6171 2008-03-18 Jakub Jelinek <jakub@redhat.com>
6174 * gimplify.c (gimplify_expr): Gimplify second operand of
6177 2008-03-17 Richard Guenther <rguenther@suse.de>
6179 PR tree-optimization/19637
6180 * fold-const.c (fold_unary): Remove restrictions of removing
6181 intermediate pointer-conversions (P2)(P1)P0.
6182 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Recover from
6183 conversion to void pointer.
6184 (get_maxval_strlen): Handle addresses of the form &(*p)[0].
6186 2008-03-16 James E. Wilson <wilson@tuliptree.org>
6189 * dbxout.c (dbxout_expand_expr, case VAR_DECL): Return NULL for
6190 emulated thread local variables.
6192 2008-03-16 Richard Guenther <rguenther@suse.de>
6195 * tree-ssa-loop-niter.c (expand_simple_operations): Do not
6196 expand TREE_INVARIANT operations that are not gimple invariant.
6198 2008-03-16 Hans-Peter Nilsson <hp@axis.com>
6200 * doc/extend.texi (Alignment): Say that the ABI controls
6201 the __alignof__ for non-strict-alignment targets rather
6202 than being a recommendation.
6204 2008-03-15 Paul Brook <paul@codesourcery.com>
6206 * config/arm/arm.c (arm_unwind_emit): Suppress unused unwinding
6208 (arm_output_fn_unwind): Mark functions that can not be unwound.
6210 2008-03-15 Paul Brook <paul@codesourcery.com>
6212 * config/arm/arm.c (arm_rtx_costs_1): Add costs for ARMv6 value
6213 extension instructions.
6215 2008-03-15 Richard Guenther <rguenther@suse.de>
6217 * tree-ssa-ccp.c (ccp_fold): Also read from constant values
6218 and fold constant aggregate refs.
6219 (fold_const_aggregate_ref): Handle string constants
6220 and constructors in ARRAY_REFs. Handle INDIRECT_REF.
6221 (evaluate_stmt): Simplify now that ccp_fold folds constant
6224 2008-03-15 Paul Brook <paul@codesourcery.com>
6226 * config/arm/arm.md (insv): Use gen_insv_t2 and gen_insv_zero.
6227 (extzv): Use gen_extzv_t2.
6228 (insv_t2, insv_zero, extv, extzv_t2): New patterns.
6230 2008-03-15 Richard Guenther <rguenther@suse.de>
6232 * tree-ssa-ccp.c (get_symbol_constant_value): Export.
6233 (fold_const_aggregate_ref): Likewise.
6234 (get_value): Return NULL if we don't have any values.
6235 (ccp_finalize): Set const_val to NULL after freeing it.
6236 * tree-flow.h (get_symbol_constant_value): Declare.
6237 (fold_const_aggregate_ref): Likewise.
6238 * tree-ssa-sccvn.c (try_to_simplify): Use them.
6240 2008-03-15 Richard Guenther <rguenther@suse.de>
6243 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Make sure
6244 to not produce negative array indices if not allowed. Add
6245 parameter to indicate that.
6246 (maybe_fold_offset_to_component_ref): Allow negative array
6247 indices only for the first member of a structure.
6248 (maybe_fold_offset_to_reference): Allow negative array indices.
6249 (maybe_fold_stmt_addition): Likewise.
6251 2008-03-15 Bjoern Haase <bjoern.m.haase@web.de>
6252 Anatoly Sokolov <aesok@post.ru>
6254 * config/avr/avr.c (avr_arch_types): Add avr6 entry.
6255 (avr_arch): Add ARCH_AVR6.
6256 (avr_mcu_types): Add 'atmega2560' and 'atmega2561' entry.
6257 (initial_elimination_offset): Initialize and use 'avr_pc_size'
6258 instead of fixed value 2.
6259 (print_operand_address): Use gs() asm specifier instead of pm().
6260 (avr_assemble_integer): (Ditto.).
6261 (avr_output_addr_vec_elt): (Ditto.).
6262 (print_operand): Handle "!" code.
6263 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Add
6264 __AVR_3_BYTE_PC__, __AVR_2_BYTE_PC__ and __AVR_HAVE_JMP_CALL__.
6265 (AVR_HAVE_EIJMP_EICALL): Define.
6266 (AVR_3_BYTE_PC): Redefine.
6267 (AVR_2_BYTE_PC): (Ditto.).
6268 (PRINT_OPERAND_PUNCT_VALID_P): Add '!' code.
6269 (LINK_SPEC): Add atmega2560 and atmega2561.
6270 (CRT_BINUTILS_SPEC): Add atmega2560 (crtm2560.o) and atmega2561
6272 * config/avr/avr.md (call_insn): Use eicall instead of icall
6273 for 3 byte PC devices.
6274 (call_value_insn): (Ditto.).
6275 (*tablejump_enh): Use eijmp instead of ijmp for 3 byte PC devices.
6276 (indirect_jump): Use only for for 2 byte PC devices.
6277 (*tablejump): (Ditto.).
6278 (*indirect_jump_avr6): Add insn.
6279 (*tablejump_rjmp): Don't use for 3 byte PC devices.
6280 * config/avr/libgcc.S (__prologue_saves__): Use eijmp
6281 instead of ijmp for 3 byte PC devices.
6282 (__tablejump2__): (Ditto.).
6283 * config/avr/t-avr (MULITLIB_OPTIONS): Add avr6 architecture.
6284 (MULITLIB_DIRNAMES): (Ditto.).
6285 (MULTILIB_MATCHES): Add atmega2560 and atmega2561 to list.
6287 2008-03-15 Uros Bizjak <ubizjak@gmail.com>
6289 * config/i386/mmx.md ("sse2_umulv1siv2di3"): Rename from
6290 "sse2_umulsidi3". Use V1DI mode for operand 0.
6291 ("mmx_psadbw"): Use V1DI mode for operand 0.
6292 * config/i386/i386-modes.def (V1SI): New vector mode.
6293 * config/i386/i386.c (struct builtin_description)
6294 [IX86_BUILTIN_PMULUDQ]: Use CODE_FOR_sse2_umulv1siv1di3.
6295 (v1di_ftype_v8qi_v8qi): Rename from di_ftype_v8qi_v8qi.
6296 (v1di_ftype_v2si_v2si): Rename from di_ftype_v2si_v2si.
6297 (ix86_init_mmx_sse_builtins) [__builtin_ia32_psadbw]: Use
6298 v1di_ftype_v8qi_v8qi type.
6299 [__builtin_ia32_pmuludq]: Use v1di_ftype_v2si_v2si type.
6301 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psadbw,
6302 __builtin_ia32_pmuludq]: Fix the mode of return value.
6304 2008-03-15 Richard Guenther <rguenther@suse.de>
6307 * tree-ssa-pre.c (bitmap_find_leader): Handle expression
6310 2008-03-14 Bob Wilson <bob.wilson@acm.org>
6312 * doc/invoke.texi (Option Summary, Xtensa Options): Document
6313 -mserialize-volatile and -mno-serialize-volatile Xtensa options.
6314 * config/xtensa/xtensa.c (print_operand): Do not emit MEMW instructions
6315 unless TARGET_SERIALIZE_VOLATILE is enabled.
6316 * config/xtensa/xtensa.md (*lsiu, *ssiu): Likewise.
6317 * config/xtensa/xtensa.h (TARGET_DEFAULT): Add MASK_SERIALIZE_VOLATILE.
6318 * config/xtensa/xtensa.opt (mserialize_volatile): New option.
6320 2008-03-14 Richard Guenther <rguenther@suse.de>
6322 PR tree-optimization/34172
6323 * tree-flow.h (refs_may_alias_p): Declare.
6324 (get_single_def_stmt): Likewise.
6325 (get_single_def_stmt_from_phi): Likewise.
6326 (get_single_def_stmt_with_phi): Likewise.
6327 * tree-dfa.c (refs_may_alias_p): New function.
6328 (get_single_def_stmt): Likewise.
6329 (get_single_def_stmt_from_phi): Likewise.
6330 (get_single_def_stmt_with_phi): Likewise.
6331 * tree-ssa-sccvn.c (get_def_ref_stmt_vuses): New function.
6332 (vn_reference_lookup_1): New helper function.
6333 (vn_reference_lookup): Walk the virtual use-def chain to
6334 continue searching for a match if the def does not alias the
6335 reference we are looking for.
6337 2008-03-14 David Edelsohn <edelsohn@gnu.org>
6339 * doc/install.texi (Binaries): Remove UCLA archive. Add HVCC
6340 archive and Perzl. Update The Written Word listing.
6342 2008-03-14 Richard Guenther <rguenther@suse.de>
6344 PR tree-optimization/34043
6345 PR tree-optimization/33989
6346 * tree-ssa-pre.c (execute_pre): Allow SCCVN to do insertion
6348 (bitmap_find_leader): Use extra argument to verify dominance
6349 relationship inside a basic-block.
6350 (can_PRE_operation): Add VIEW_CONVERT_EXPR.
6351 (find_leader_in_sets): Adjust.
6352 (create_component_ref_by_pieces): Take extra argument for
6353 dominance check, handle lookup failures.
6354 (find_or_generate_expression): Likewise.
6355 (create_expression_by_pieces): Likewise.
6356 (insert_into_preds_of_block): Adjust.
6357 (create_value_expr_from): If asked for, verify all operands
6358 are in the blocks AVAIL_OUT set.
6359 (make_values_for_stmt): Check for SSA_NAMEs that are life
6360 over an abnormal edge.
6361 (compute_avail): Remove such check.
6362 (do_SCCVN_insertion): New function.
6363 (eliminate): If we do not find a leader suitable for replacement
6364 insert a replacement expression from SCCVN if available.
6365 * tree-ssa-sccvn.h (run_scc_vn): Update prototype.
6366 (struct vn_ssa_aux): Add needs_insertion flag.
6367 * tree-ssa-sccvn.c (may_insert): New global flag.
6368 (copy_reference_ops_from_ref): Value-number union member access
6369 based on its size, not type and member if insertion is allowed.
6370 (visit_reference_op_load): For a weak match from union type
6371 punning lookup a view-converted value and insert a SSA_NAME
6372 for that value if that is not found.
6373 (visit_use): Make dumps shorter. Do not disallow value numbering
6374 SSA_NAMEs that are life over an abnormal edge to constants.
6375 (free_scc_vn): Release inserted SSA_NAMEs.
6376 (run_scc_vn): New flag to specify whether insertion is allowed.
6377 Process SSA_NAMEs in forward order.
6378 * tree-ssa-loop-im.c (for_each_index): Handle invariant
6379 ADDR_EXPRs inside VIEW_CONVERT_EXPR.
6380 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPRs from/to
6381 pointer type to/from integral types that do not change the
6382 precision to regular conversions.
6384 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
6386 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
6387 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
6388 __builtin_ia32_psrl?i, __builtin_ia32_psra?i, __builtin_ia32_psll?128,
6389 __builtin_ia32_psrl?128, __builtin_ia32_psra?128]: Fix the mode of
6390 input arguments and the mode of return value. Built-in functions
6391 that operate on whole 64-bit MMX register now use V1DI mode.
6393 2008-03-13 Alon Dayan <alond@il.ibm.com>
6394 Olga Golovanevsky <olga@il.ibm.com>
6396 PR tree-optimization/35041
6397 * ipa-struct-reorg.c (find_pos_in_stmt_1): Add another option
6398 to locate the right position in a statement.
6400 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
6404 * config/i386/xmmintrin.h: Change all static inline functions to
6405 extern inline and add __gnu_inline__ attribute.
6406 * config/i386/bmintrin.h: Ditto.
6407 * config/i386/smmintrin.h: Ditto.
6408 * config/i386/tmmintrin.h: Ditto.
6409 * config/i386/mmintrin-common.h: Ditto.
6410 * config/i386/ammintrin.h: Ditto.
6411 * config/i386/emmintrin.h: Ditto.
6412 * config/i386/pmmintrin.h: Ditto.
6413 * config/i386/mmintrin.h: Ditto.
6414 * config/i386/mm3dnow.h: Ditto.
6416 2008-03-13 Jakub Jelinek <jakub@redhat.com>
6419 * omp-low.c (lower_regimplify, init_tmp_var, save_tmp_var): Removed.
6420 (lower_omp_2): New function.
6421 (lower_omp_1, lower_omp): Rewritten.
6423 2008-03-13 Danny Smith <dannysmith@users.sourceforge.net>
6426 * doc/extend.texi (Structure-Packing Pragmas): Replace "Win32"
6427 with the phrase "Microsoft Windows compilers".
6428 (Push/Pop Macro Pragmas): New subsection. Document
6429 #pragma push_macro and pragma pop_macro.
6431 2008-03-12 Paul Brook <paul@codesourcery.com>
6433 * config/arm/arm.c (output_move_double): Prefer LDRD to LDM.
6435 2008-03-12 Paul Brook <paul@codesourcery.com>
6437 * config/arm/thumb2.md: Extend peephole to cover 3-arg subs.
6438 (thumb2_alusi3_short): Exclude PLUS and MINUS.
6439 (thumb2_addsi_shortim): Rename ...
6440 (thumb2_addsi_short): ... to this. Allow register operands.
6441 (thumb2_subsi_short): New pattern.
6442 (thumb2_one_cmplsi2_short,
6443 thumb2_negsi2_short): New patterns and peepholes.
6445 2008-03-12 Paul Brook <paul@codesourcery.com>
6447 * config/arm/arm.c (arm_size_rtx_costs): Use ARM costs for Thumb-2.
6449 2008-03-12 Uros Bizjak <ubizjak@gmail.com>
6451 * config/i386/i386.md (int_cond): New code iterator.
6453 ("s<code>"): Macroize expander from seq, sne, sgt, sgtu, slt, sltu,
6454 sge, sgeu, sle and sleu expanders usign int_cond code iterator.
6455 ("s<code>"): Macroize expander from sunordered, sordered, suneq, sunge,
6456 sungt, sunle, sunlt and sltgt expanders usign fp_cond code iterator.
6457 ("b<code>"): Macroize expander from beq, bne, bgt, bgtu, blt, bltu,
6458 bge, bgeu, ble and bleu expanders usign int_cond code iterator.
6459 ("b<code>"): Macroize expander from bunordered, bordered, buneq, bunge,
6460 bungt, bunle, bunlt and bltgt expanders usign fp_cond code iterator.
6462 2008-03-12 Paul Brook <paul@codesourcery.com>
6464 * config/arm/arm.c (use_return_insn): Use offsets->saved_regs_mask
6465 instead of {arm,thumb}_compute_save_reg_mask.
6466 (output_return_instruction): Ditto.
6467 (thumb_unexpanded_epilogue): Ditto.
6468 (thumb1_expand_prologue): Ditto.
6469 (thumb1_output_function_prologue): Ditto.
6470 (arm_set_return_address): Ditto.
6471 (thumb_set_return_address): Ditto.
6472 (arm_get_frame_offsets): Set offsets->saved_regs_mask. Push extra
6473 regs to achieve stack alignment.
6474 (thumb1_compute_save_reg_mask): Fix compiler warning.
6475 (arm_output_epilogue): Use offsets->saved_regs_mask.
6476 Adjust stack pointer by poping call clobered registers.
6477 (arm_expand_prologue): Use offsets->saved_regs_mask.
6478 Adjust stack pointer by pushing extra registers.
6479 * config/arm.h (arm_stack_offsets): Add saved_regs_mask.
6481 2008-03-12 Paolo Bonzini <bonzini@gnu.org>
6484 * fold-const.c (fold_unary) <NOP_EXPR>: Distribute a narrowing
6485 conversion to the operands of a multiplication.
6487 2008-03-12 Richard Guenther <rguenther@suse.de>
6489 * Makefile.in (OBJS-common): Add tree-ssa-phiprop.o
6490 (tree-ssa-phiprop.o): Copy dependencies from tree-ssa-forwprop.o.
6491 * timevar.def (TV_TREE_PHIPROP): Add.
6492 * tree-ssa-phiprop.c: Split from tree-ssa-forwprop.c, added
6493 pass description. Use TV_TREE_PHIPROP.
6494 * tree-ssa-forwprop.c: Remove phiprop code.
6496 2008-03-12 Jakub Jelinek <jakub@redhat.com>
6499 * omp-low.c (maybe_lookup_decl): Constify first argument.
6500 (use_pointer_for_field): Change last argument from bool to
6501 omp_context *. Disallow shared copy-in/out in nested
6502 parallel if decl is shared in outer parallel too.
6503 (build_outer_var_ref, scan_sharing_clauses,
6504 lower_rec_input_clauses, lower_copyprivate_clauses,
6505 lower_send_clauses, lower_send_shared_vars): Adjust callers.
6507 2008-03-12 Victor Kaplansky <victork@il.ibm.com>
6508 Ira Rosen <irar@il.ibm.com>
6510 * tree-vectorizer.c (free_stmt_vec_info): New function.
6511 (destroy_loop_vec_info): Move code to free_stmt_vec_info().
6512 Call free_stmt_vec_info(). Free LOOP_VINFO_STRIDED_STORES..
6513 * tree-vectorizer.h (free_stmt_vec_info): Declare.
6514 * tree-vect-transform.c (vectorizable_conversion): Free
6515 vec_oprnds0 if it was allocated.
6516 (vect_permute_store_chain): Remove unused VECs.
6517 (vectorizable_store): Free VECs that are allocated in the..
6519 (vect_transform_strided_load, vectorizable_load): Likewise.
6520 (vect_remove_stores): Simplify the code.
6521 (vect_transform_loop): Move code to vect_remove_stores().
6522 Call vect_remove_stores() and free_stmt_vec_info().
6524 2008-03-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6526 * pa.h (TARGET_LONG_PIC_SDIFF_CALL): Conditionalize define on
6527 TARGET_HPUX. Revise comment.
6528 (TARGET_LONG_PIC_PCREL_CALL): Revise comment.
6529 * pa.c (output_call): Update for revised TARGET_LONG_PIC_SDIFF_CALL.
6530 Use sr4 variant of `be' instruction when not generating PIC code.
6531 (attr_length_call): Adjust for above change.
6533 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
6535 * ipa-reference.c (static_execute): Remove module_statics_const and
6536 associated setting code.
6538 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
6541 * config/i386/i386.md (paritysi2, paritydi2): Use register_operand
6542 predicate for operand 1.
6543 (paritysi2_cmp): Use register_operand predicate for operand 2.
6544 Use earlyclobber modifier for operand 1. Remove support for
6546 (paritydi2_cmp): Use register_operand predicate for operand 3.
6547 Use earlyclobber modifier for operand 1. Remove support for
6550 2008-03-11 Paul Brook <paul@codesourcery.com>
6551 Vladimir Prus <vladimir@codesourcery.com>
6553 * config/arm/arm.c (use_return_insn): Check TARGET_APCS_FRAME.
6554 (arm_compute_save_reg0_reg12_mask): Always
6555 check if register 11 must be saved. Always safe hard frame pointer
6556 when frame_pointer_needeed.
6557 (arm_compute_save_reg_mask): Save IP and PC
6558 only with apcs frames.
6559 (arm_output_epilogue): Adjust Thumb2 codepath to
6560 be also invoked and work for ARM non-apcs frames.
6561 (arm_expand_prologue): Don't bother saving IP
6562 for non-apcs frame, since it's not clobbered by
6563 prologue code. Implement non-apcs frame
6566 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
6568 PR rtl-optimization/35281
6569 * expr.c (convert_move): Use a new pseudo for the intermediate
6570 from_mode->word_mode result.
6572 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
6574 * langhooks-def.h (LANG_HOOKS_CLEAR_BINDING_STACK): Delete.
6575 * langhooks.h (struct lang_hooks): Delete clear_binding_stack member.
6576 * toplev.c (compile_file): Don't call it.
6578 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
6581 * expr.c (store_expr): Call emit_block_move if the mode
6582 of "temp" RTX is BLKmode.
6584 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
6585 Richard Guenther <rguenther@suse.de>
6587 PR tree-optimization/31358
6588 * tree-ssa-loop-manip.c (create_iv): Call force_gimple_operand for
6589 the step with a NULL_TREE.
6590 * tree-ssa-loop-ivopts.c (find_bivs): Convert the step
6591 to sizetype if type is a pointer type.
6592 (add_candidate_1): Don't convert the base and step to
6593 the generic type if the orginal type is a pointer type.
6594 (add_iv_value_candidates): Use sizetype for the step
6595 if type is a pointer type.
6596 (cand_value_at): Likewise.
6597 * tree-ssa-address.c (add_to_parts): Use POINTER_PLUS_EXPR
6599 * tree-affine.c (tree_to_aff_combination <POINTER_PLUS_EXPR>):
6600 Don't convert the tem affine to the type.
6601 (add_elt_to_tree): Use sizetype for the step if a pointer.
6602 Use POINTER_PLUS_EXPR for pointers.
6603 (aff_combination_to_tree): Use sizetype for the step if a
6606 2008-03-10 Vladimir Makarov <vmakarov@redhat.com>
6608 * config/i386/sse.md (ssse3_pmaddubswv8hi3, ssse3_pmaddubswv4hi3):
6609 Remove commutativity hint.
6611 2008-03-10 Jakub Jelinek <jakub@redhat.com>
6615 * c-parser.c (c_parser_omp_threadprivate): Don't add vars with
6616 errorneous type. Check that v is a VAR_DECL.
6619 * tree-cfg.c (new_label_mapper): Update cfun->last_label_uid.
6621 2008-03-10 H.J. Lu <hongjiu.lu@intel.com>
6623 PR tree-optimization/35494
6624 * tree-ssa-ccp.c (get_symbol_constant_value): Check if value
6625 may be overriden at link and run time.
6627 2008-03-10 Richard Guenther <rguenther@suse.de>
6629 PR tree-optimization/34677
6630 * tree-ssa-pre.c (modify_expr_node_pool): Remove.
6631 (poolify_tree): Likewise.
6632 (modify_expr_template): Likewise.
6633 (poolify_modify_stmt): Likewise.
6634 (insert_fake_stores): Handle all component-ref style stores
6635 in addition to INDIRECT_REF. Also handle complex types.
6636 Do not poolify the inserted load.
6637 (realify_fake_stores): Do not rebuild the tree but only
6638 make it a SSA_NAME copy.
6639 (init_pre): Remove initialzation of modify_expr_template.
6640 Do not allocate modify_expr_node_pool.
6641 (fini_pre): Do not free modify_expr_node_pool.
6643 2008-03-10 Paul Brook <paul@codesourcery.com>
6645 * config/arm/arm.md (UNSPEC_STACK_ALIGN, UNSPEC_PIC_OFFSET): Renumber
6648 2008-03-10 Paul Brook <paul@codesourcery.com>
6649 Mark Shinwell <shinwell@codesourcery.com>
6651 * config/arm/cortex-r4.md: New.
6652 * config/arm/thumb2.md (divsi3, udivsi3): Annotate with
6654 * config/arm/arm.md: Include cortex-r4.md.
6655 (insn): Add smmls, sdiv and udiv values.
6656 (generic_sched): Don't use generic scheduling for Cortex-R4.
6657 (arm_issue_rate): New function.
6658 (TARGET_SCHED_ISSUE_RATE): Define.
6660 2008-03-10 Sebastian Pop <sebastian.pop@amd.com>
6662 * doc/invoke.texi (-ftree-loop-distribution): Add an example.
6664 2008-03-10 Richard Guenther <rguenther@suse.de>
6666 * tree-ssa-pre.c (get_sccvn_value): Simplify.
6667 (compute_avail): Do not add stmt uses to AVAIL_OUT.
6669 2008-03-10 Paolo Bonzini <bonzini@gnu.org>
6671 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS):
6672 Set default to true.
6674 2008-03-09 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6676 * c.opt (Wsynth): Deprecate.
6677 * doc/invoke.texi (Option Summary, Warning Options): Document
6678 -Wno-format-contains-nul.
6680 2008-03-09 Uros Bizjak <ubizjak@gmail.com>
6683 * config/i386/i386.c (ix86_constant_alignment): Compute alignment using
6684 ALIGN_MODE_128 for VECTOR_CST and INTEGER_CST in addition to REAL_CST.
6686 2008-03-09 Ira Rosen <irar@il.ibm.com>
6688 * config/rs6000/rs6000.c (builtin_description): Rename vector
6689 left shift operations.
6690 * config/rs6000/altivec.md (UNSPEC_VSL): Remove.
6691 (altivec_vsl<VI_char>): Rename to ...
6692 (ashl<mode>3): ... new name.
6693 (mulv4sf3, mulv4si3, negv4sf2): Replace gen_altivec_vslw with
6695 (absv4sf2): Convert to use ashift:V4SI instead of UNSPEC_VSL.
6697 2008-03-08 Richard Guenther <rguenther@suse.de>
6699 * coverage.h (tree_coverage_counter_addr): Declare.
6700 * coverage.c (tree_coverage_counter_addr): New function.
6701 * tree-profile.c (tree_gen_edge_profiler): Unshare counter
6703 (tree_gen_pow2_profiler): Use tree_coverage_counter_addr.
6704 (tree_gen_one_value_profiler): Likewise.
6705 (tree_gen_ic_profiler): Likewise.
6706 (tree_gen_average_profiler): Likewise.
6707 (tree_gen_ior_profiler): Likewise.
6709 2008-03-08 Richard Guenther <rguenther@suse.de>
6711 * tree-ssa-sccvn.h (vn_binary_op_lookup): Remove.
6712 (vn_binary_op_insert): Likewise.
6713 (vn_unary_op_lookup): Likewise.
6714 (vn_unary_op_insert): Likewise.
6715 (vn_nary_op_lookup): Declare.
6716 (vn_nary_op_insert): Likewise.
6717 * tree-ssa-sccvn.c (struct vn_tables_s): Merge unary
6718 and binary hashes, use a single obstack for unary_op_pool
6720 (struct vn_binary_op_s, struct vn_unary_op_s): Replace with
6721 a single struct vn_nary_op_s. Store tree code length and
6722 a variable number of operands.
6723 (struct vn_reference_op_struct): Remove unused op2.
6724 (vn_reference_op_eq): Do not compare op2.
6725 (vn_reference_op_compute_hash): Do not compute hash of op2.
6726 (vn_unary_op_hash, vn_binary_op_hash): Replace with vn_nary_op_hash.
6727 (vn_unary_op_compute_hash, vn_binary_op_compute_hash): Replace
6728 with vn_nary_op_compute_hash.
6729 (vn_unary_op_eq, vn_binary_op_eq): Replace with vn_nary_op_eq.
6730 (vn_unary_op_lookup, vn_binary_op_lookup): Replace with
6732 (vn_unary_op_insert, vn_binary_op_insert): Replace with
6734 (visit_unary_op): Call nary functions.
6735 (visit_binary_op): Likewise.
6736 (process_scc): Adjust for struct vn_tables_s changes.
6737 (allocate_vn_table): Likewise.
6738 (free_vn_table): Likewise.
6739 * tree-vn.c (vn_add): Call nary functions.
6740 (vn_lookup): Likewise.
6742 2008-03-08 Jakub Jelinek <jakub@redhat.com>
6745 * config/rs6000/rs6000.c (rs6000_expand_compare_and_swapqhi): Shift
6746 wdst back after sync_compare_and_swapqhi_internal.
6748 2008-03-08 Uros Bizjak <ubizjak@gmail.com>
6751 * config/i386/i386-modes.def (V1DI): New vector mode.
6752 * config/i386/i386.h (VALID_MMX_REG_MODE): Add V1DImode.
6753 * config/i386/mmx.md (MMXMODEI8): New mode iterator.
6754 (MMXMODE248): Ditto.
6755 (MMXMODE): Add V1DI mode.
6756 (mmxvecsize): Change DI mode to V1DI mode.
6757 ("mov<mode>): Use MMXMODEI8 mode iterator.
6758 ("*mov<mode>_internal_rex64"): Ditto.
6759 ("*mov<mode>_internal"): Ditto.
6760 ("mmx_add<mode>3"): Ditto. Handle V1DImode for TARGET_SSE2.
6761 ("mmx_sub<mode>3"): Ditto.
6762 ("mmx_adddi3"): Remove insn pattern.
6763 ("mmx_subdi3"): Ditto.
6764 ("mmx_ashr<mode>3"): Use SImode and "yN" constraint for operand 2.
6765 ("mmx_lshr<mode>3"): Ditto. Use MMXMODE248 mode iterator.
6766 ("mmx_ashl<mode>3"): Ditto.
6767 ("mmx_lshrdi3"): Remove insn pattern.
6768 ("mmx_ashldi3"): Ditto.
6769 * config/i386/i386.c (classify_argument): Handle V1DImode.
6770 (function_arg_advance_32): Ditto.
6771 (function_arg_32): Ditto.
6772 (struct builtin_description) [IX86_BUILTIN_PADDQ]: Use
6773 mmx_addv1di3 insn pattern.
6774 [IX86_BUILTIN_PSUBQ]: Use mmx_subv1di3 insn pattern.
6775 [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?, IX86_BUILTIN_PSRA?,
6776 IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I, IX86_BUILTIN_PSRA?I,
6777 IX86_BUILTIN_PSLL?I128, IX86_BUILTIN_PSRL?I128, IX86_BUILTIN_PSRA?I128]:
6778 Remove definitions of built-in functions.
6779 (V1DI_type_node): New node.
6780 (v1di_ftype_v1di_int): Ditto.
6781 (v1di_ftype_v1di_v1di): Ditto.
6782 (v2si_ftype_v2si_si): Ditto.
6783 (v4hi_ftype_v4hi_di): Remove node.
6784 (v2si_ftype_v2si_di): Ditto.
6785 (ix86_init_mmx_sse_builtins): Handle V1DImode.
6786 (__builtin_ia32_psll?, __builtin_ia32_psrl?, __builtin_ia32_psra?):
6787 Redefine builtins using def_builtin_const with *_ftype_*_int node.
6788 (__builtin_ia32_psll?i, __builtin_ia32_psrl?i, __builtin_ia32_psra?i):
6789 Add new builtins using def_builtin_const.
6790 (ix86_expand_builtin) [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?,
6791 IX86_BUILTIN_PSRA?, IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I,
6792 IX86_BUILTIN_PSRA?I]: Handle builtin definitions.
6793 * config/i386/mmintrin.h (__v1di): New typedef.
6794 (_mm_add_si64): Cast arguments to __v1di type.
6795 (_mm_sub_si64): Ditto.
6796 (_mm_sll_pi16): Cast __count to __v4hi type.
6797 (_mm_sll_pi32): Cast __count to __v2si type.
6798 (_mm_sll_si64): Cast arguments to __v1di type.
6799 (_mm_srl_pi16): Cast __count to __v4hi type.
6800 (_mm_srl_pi32): Cast __count to __v2si type.
6801 (_mm_srl_si64): Cast arguments to __v1di type.
6802 (_mm_sra_pi16): Cast __count to __v4hi type.
6803 (_mm_sra_pi32): Cast __count to __v2si type.
6804 (_mm_slli_pi16): Use __builtin_ia32_psllwi.
6805 (_mm_slli_pi32): Use __builtin_ia32_pslldi.
6806 (_mm_slli_si64): Use __builtin_ia32_psllqi. Cast __m to __v1di type.
6807 (_mm_srli_pi16): Use __builtin_ia32_psrlwi.
6808 (_mm_srli_pi32): Use __builtin_ia32_psrldi.
6809 (_mm_srli_si64): Use __builtin_ia32_psrlqi. Cast __m to __v1di type.
6810 (_mm_srai_pi16): Use __builtin_ia32_psrawi.
6811 (_mm_srai_pi32): Use __builtin_ia32_psradi.
6812 * config/i386/i386.md (UNSPEC_NOP): Remove unspec definition.
6813 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
6814 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
6815 __builtin_ia32_psrl?i, __builtin_ia32_psra?i]: Add new builtins.
6817 2008-03-07 Joseph Myers <joseph@codesourcery.com>
6819 * doc/include/texinfo.tex: Update to version 2008-03-07.10.
6821 2008-03-07 Peter Bergner <bergner@vnet.ibm.com>
6824 * config/rs6000/rs6000.c (rs6000_legitimize_address): Don't generate
6825 reg+const addressing for Altivec modes. Don't generate reg+reg
6826 addressing for TFmode or TDmode quantities.
6828 2008-03-07 Paolo Bonzini <bonzini@gnu.org>
6830 * c-common.c (vector_types_convertible_p): Call langhook
6831 instead of comptypes.
6833 2008-03-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
6836 * tree-ssa-ccp.c (get_symbol_constant_value): Handle
6837 integral and scalar float variables which have a
6840 2008-03-06 Nathan Froyd <froydnj@codesourcery.com>
6842 * dwarf2out.c (dwarf2out_frame_debug_expr): Consult the
6843 dwarf_register_span hook when emitting unwind information for
6844 register-to-memory saves.
6845 * config/rs6000/rs6000.c (spe_synthesize_frame): Delete.
6846 (rs6000_frame_related): Remove call to spe_synthesize_frame.
6848 2008-03-06 Jakub Jelinek <jakub@redhat.com>
6850 * gimplify.c (goa_lhs_expr_p): Allow different ADDR_EXPR nodes
6851 for the same VAR_DECL.
6853 2008-03-06 Tom Tromey <tromey@redhat.com>
6856 * doc/standards.texi (Standards): Don't mention treelang.
6857 * doc/invoke.texi (Overall Options): Don't mention treelang.
6858 * doc/install.texi (Prerequisites): Don't mention bison or
6860 (Configuration): Don't mention treelang.
6861 (Building): Likewise.
6862 * doc/frontends.texi (G++ and GCC): Don't mention treelang.
6864 2008-03-06 Paolo Bonzini <bonzini@gnu.org>
6866 * simplify-rtx.c (simplify_subreg): Remove useless shifts from
6867 word-extractions out of a multi-word object.
6869 2008-03-06 Richard Guenther <rguenther@suse.de>
6871 * tree.def (BIT_FIELD_REF): Constrain result type and its precision.
6872 * tree-cfg.c (verify_expr): Verify BIT_FIELD_REF constraints on
6873 result type and precision.
6874 * expr.c (get_inner_reference): Set unsignedp based on the result
6875 type of BIT_FIELD_REF.
6876 * tree.h (BIT_FIELD_REF_UNSIGNED): Remove.
6877 * tree-sra.c (instantiate_element): Do not set BIT_FIELD_REF_UNSIGNED.
6878 (try_instantiate_multiple_fields): Likewise. Use the correct type
6880 (sra_build_assignment): Likewise.
6881 (sra_build_elt_assignment): Likewise.
6882 (sra_explode_bitfield_assignment): Likewise.
6883 * print-tree.c (print_node): Do not check BIT_FIELD_REF_UNSIGNED.
6884 * tree-vect-transform.c (vect_create_epilog_for_reduction): Do not
6885 set BIT_FIELD_REF_UNSIGNED.
6886 (vectorizable_load): Likewise.
6888 2008-03-06 Andreas Krebbel <krebbel1@de.ibm.com>
6890 * cse.c (cse_extended_basic_block): Invalidate artificial defs
6893 2008-03-06 Richard Guenther <rguenther@suse.de>
6895 * alias.c (struct alias_set_entry): Move has_zero_child field
6896 to pack with alias_set.
6898 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
6900 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
6903 2008-03-05 Ian Lance Taylor <iant@google.com>
6905 * alias.h (alias_set_type): Change from HOST_WIDE_INT to int.
6907 2008-03-05 Kenneth Zadeck <zadeck@naturalbridge.com>
6909 * fwprop.c (update_df): Support width and offset parameters of
6911 * ra-conflict.c (mark_reg_store, clear_reg_in_live,
6912 global_conflicts): Change DF_REF_EXTRACT to either
6913 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
6914 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
6915 * df-scan.c (df_ref_record, df_defs_record,
6916 df_ref_create_structure, df_def_record_1, df_uses_record,
6917 df_get_conditional_uses, df_get_call_refs, df_insn_refs_collect,
6918 df_bb_refs_collect, df_entry_block_defs_collect,
6919 df_exit_block_uses_collect): Support new width and offset fields.
6920 (ref_extract_pool): New storage pool.
6921 (df_free_ref): New function.
6922 (df_reg_chain_unlink, df_free_collection_rec,
6923 df_sort_and_compress_refs): Call df_free_ref.
6924 (df_ref_equal_p, df_ref_compare): Compare offset and width fields
6926 (df_ref_create_structure): Allocate df_ref_extract if offset and
6927 width fields are used.
6928 (df_def_record_1): Get offset and width from ZERO_EXTRACT.
6929 (df_uses_record): Get offset and width from ZERO_EXTRACT
6931 * global.c (build_insn_chain): Change DF_REF_EXTRACT to either
6932 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
6933 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
6934 * df.h (df_ref_flags): Change DF_REF_EXTRACT to either
6935 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
6936 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
6937 (df_ref_extract): New structure.
6938 (DF_REF_WIDTH, DF_REF_OFFSET): New macros.
6939 (df_ref_create): Add width and offset parameters.
6941 2008-03-05 Richard Guenther <rguenther@suse.de>
6943 * tree-ssa-structalias.c (get_constraint_for_component_ref):
6944 Use ranges_overlap_p.
6945 (offset_overlaps_with_access): Rename
6946 to ranges_overlap_p and move ...
6947 * tree-flow-inline.h (ranges_overlap_p): ... here.
6949 * tree.h (get_inner_reference, handled_component_p): Update
6952 * tree.h (record_component_aliases, get_alias_set,
6953 alias_sets_conflict_p, alias_sets_must_conflict_p,
6954 objects_must_conflict_p): Move declarations ...
6955 * alias.h (record_component_aliases, get_alias_set,
6956 alias_sets_conflict_p, alias_sets_must_conflict_p,
6957 objects_must_conflict_p): ... here.
6958 Include coretypes.h.
6959 * Makefile.in (ALIAS_H): Add coretypes.h dependency.
6961 2008-03-05 Aldy Hernandez <aldyh@redhat.com>
6963 * cfg.c: Include tree-flow.h.
6964 (remove_edge_raw): Call redirect_edge_var_map_clear.
6965 (redirect_edge_succ_nodup): Call redirect_edge_var_map_dup.
6966 * tree-flow-inline.h (redirect_edge_var_map_def): New.
6967 (redirect_edge_var_map_result): New.
6968 * tree-cfgcleanup.c (remove_forwarder_block_with_phi): Replace
6969 PENDING_STMT use with redirect_edge_var_map_*.
6970 * tree-ssa.c (edge_var_maps): New definition.
6971 (redirect_edge_var_map_add): New.
6972 (redirect_edge_var_map_clear): New.
6973 (redirect_edge_var_map_dup): New.
6974 (redirect_edge_var_map_vector): New.
6975 (redirect_edge_var_map_destroy): New.
6976 (ssa_redirect_edge): Replace PENDING_STMT use with
6977 redirect_edge_var_map_*.
6978 (flush_pending_stmts): Same.
6979 (delete_tree_ssa): Destroy edge var map.
6980 * tree-flow.h (struct _edge_var_map): New.
6981 Define edge_var_map vector type.
6982 Declare redirect_edge_var_map_* prototypes.
6983 * Makefile.in (cfg.o): Depend on TREE_FLOW_H.
6984 * tree-cfg.c (reinstall_phi_args): Replace
6985 PENDING_STMT use with redirect_edge_var_map_*.
6987 2008-03-05 Richard Guenther <rguenther@suse.de>
6989 PR tree-optimization/35472
6990 * tree-ssa-dse.c (dse_optimize_stmt): Do not delete a store
6991 whose single use_stmt has a overlapping set of loaded and
6992 stored symbols as that use_stmt might be a noop assignment then.
6994 2008-03-05 Joel Sherrill <joel.sherrill@oarcorp.com>
6996 * gthr-rtems.h: Implement __gthread_mutex_destroy.
6998 2008-03-05 Richard Guenther <rguenther@suse.de>
7001 * tree.def (BIT_FIELD_REF): Document that operands 1 and 2
7002 should be constants.
7003 * tree-cfg.c (verify_expr): Verify it.
7004 * fold-const.c (fold_truthop): Remove code generating
7005 BIT_FIELD_REFs of structure bases.
7006 (fold_binary): Likewise.
7007 (fold_ternary): Position and size of BIT_FIELD_REFs are
7008 always host integers.
7009 (make_bit_field_ref): Remove.
7010 (optimize_bit_field_compare): Remove.
7011 (all_ones_mask_p): Remove.
7013 2008-03-05 Gabor Loki <loki@gcc.gnu.org>
7016 * rtl-factoring.c (clear_regs_live_in_seq): Fix backward steps.
7017 (split_block_and_df_analyze): New. Split basic block and rebuild
7019 (block_label_after): Use SPLIT_BLOCK_AND_DF_ANALYZE instead of
7021 (split_pattern_seq): Likewise.
7022 (erase_matching_seqs): Likewise.
7023 (split_pattern_seq): Skip return insn in case of REG_NORETURN note.
7025 2008-03-04 Geoff Keating <geoffk@apple.com>
7027 * fold-const.c (tree_single_nonnegative_warnv_p): Fix mixed
7028 declaration and code.
7029 (tree_invalid_nonnegative_warnv_p): Likewise.
7031 2008-03-05 Serge Belyshev <belyshev@depni.sinp.msu.ru>
7033 * doc/install.texi (Testing): Correct quoting for the RUNTESTFLAGS
7034 examples. Truncate option-names then causing overfull hbox.
7036 2008-03-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7039 * configure.ac (CONFIG_SJLJ_EXCEPTIONS): Force SJLJ exceptions
7041 * configure: Rebuilt.
7043 2008-03-04 Rafael Espindola <espindola@google.com>
7045 * fold-const.c (tree_simple_nonnegative_warnv_p): New.
7046 (tree_unary_nonnegative_warnv_p): New.
7047 (tree_binary_nonnegative_warnv_p): New.
7048 (tree_single_nonnegative_warnv_p): New.
7049 (tree_invalid_nonnegative_warnv_p): New.
7050 (tree_expr_nonnegative_warnv_p): Redefine in term of the new functions.
7052 2008-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7055 * opts.c (handle_option): Postpone 'unknown option' errors only for
7058 2008-03-04 H.J. Lu <hongjiu.lu@intel.com>
7061 * config/i386/smmintrin.h (SIDD_XXX): Renamed to ...
7064 2008-03-04 Rafael Espindola <espindola@google.com>
7066 * fold-const.c (tree_unary_nonzero_warnv_p): New.
7067 (tree_binary_nonzero_warnv_p): New.
7068 (tree_single_nonzero_warnv_p): New.
7069 (tree_expr_nonzero_warnv_p): Redefine using the new functions.
7071 2008-03-04 Uros Bizjak <ubizjak@gmail.com>
7074 * fold-const.c (fold_cond_expr_with_comparison): Prevent
7075 transformations for modes that have signed zeros.
7076 * ifcvt.c (noce_try_abs): Ditto.
7078 2008-03-04 Joseph Myers <joseph@codesourcery.com>
7080 * config/i386/i386.c (override_options): Force
7081 -maccumulate-outgoing-args on if TARGET_STACK_PROBE.
7083 2008-03-04 Jan Hubicka <jh@suse.cz>
7086 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Fix typo
7089 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
7091 * config/i386/i386.md (allocate_stack_worker_32): Use __chkstk
7092 label to probe the stack.
7094 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
7096 * gthr-win32.h [__GTHREAD_HIDE_WIN32API]
7097 (__gthr_win32_mutex_destroy): Declare.
7098 [__GTHREAD_HIDE_WIN32API] (__gthread_mutex_destroy): Use
7099 __gthr_win32_mutex_destroy.
7100 * config/i386/gthr-win32.c (__gthr_win32_mutex_destroy): Define.
7102 2008-03-03 Jan Hubicka <jh@suse.cz>
7105 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Be more
7106 aggressive on inlining cold calls.
7108 2008-03-03 Richard Guenther <rguenther@suse.de>
7110 * tree-ssa-sccvn.c (visit_reference_op_store): Do not insert
7111 struct copies into the expression table.
7112 (simplify_unary_expression): Handle VIEW_CONVERT_EXPR.
7113 (try_to_simplify): Likewise.
7114 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPR of
7115 integral and pointer arguments which do not change the
7116 precision to NOP_EXPRs.
7117 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Adjust
7118 VIEW_CONVERT_EXPR case.
7120 2008-03-02 Sebastian Pop <sebastian.pop@amd.com>
7122 * tree-scalar-evolution.c (instantiate_parameters_1): An SSA_NAME
7123 defined in a loop at depth 0 is invariant.
7124 * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
7125 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Should never
7126 be called at loop depth 0.
7128 2008-03-02 Jakub Jelinek <jakub@redhat.com>
7131 * gcc.c (process_command): Update copyright notice dates.
7132 * gcov.c (print_version): Likewise.
7133 * gcov-dump.c (print_version): Likewise.
7134 * mips-tfile.c (main): Likewise.
7135 * mips-tdump.c (main): Likewise.
7137 2008-03-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7140 * c-common.c (flag_permissive): Delete.
7141 (constant_expression_warnings): Check flags first.
7142 (constant_expression_error): New.
7143 * c-common.h (flag_permissive): Delete.
7144 (constant_expression_error): Declare.
7145 * flags.h (flag_permissive): Declare. Update description.
7146 * diagnostic.c (pedwarn): Update.
7148 * diagnostic.h: (pedantic_error_kind): Rename as pedantic_warning_kind.
7149 (permissive_error_kind): New.
7150 * toplev.c (flag_permissive): Define. Update description.
7151 * toplev.h (permissive_error_kind): Declare.
7152 * c-errors.c (pedwarn_c99): Use pedantic_warning_kind.
7153 (pedwarn_c90): Use pedantic_warning_kind.
7154 * c-opts.c (c_common_post_options): flag_permissive does not affect
7155 flag_pedantic_errors.
7157 2008-03-02 Joseph Myers <joseph@codesourcery.com>
7159 * libgcc2.c (__addvSI3, __addvsi3, __addvDI3, __subvSI3,
7160 __subvsi3, __subvDI3, __negvSI2, __negvsi2, __negvDI2, __absvSI2,
7161 __absvsi2, __absvDI2): Use unsigned arithmetic.
7163 2008-03-02 Andi Kleen <ak@suse.de>
7164 Richard Guenther <rguenther@suse.de>
7166 * struct-equiv.c: Remove file.
7167 * cfg_cleanup.c (condjump_equiv_p): Remove.
7168 * Makefile.in (OBJS-common): Remove struct-equiv.o.
7169 (struct-equiv.o): Remove rule.
7170 * basic-block.h (struct_equiv_checkpoint, STRUCT_EQUIV_*,
7171 insns_match_p, struct_equiv_block_eq, struct_equiv_init,
7172 rtx_equiv_p, condjump_equiv_p): Remove prototypes.
7174 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
7176 * ifcvt.c (noce_process_if_block): Try to handle only the then
7177 block if the else block exists but isn't suitable.
7179 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
7182 * gthr-posix.h (__gthread_mutex_destroy): Remove extra declarations.
7183 * gthr-posix95.h (__gthread_mutex_destroy): Likewise. Note this fixes
7184 regression from previous patch.
7186 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
7189 * gthr.h: Add __gthread_mutex_destroy as a function that must be
7191 * gthr-vxworks.h (__gthread_mutex_destroy): Null implementation.
7192 * gthr-single.h (__gthread_mutex_destroy): Likewise.
7193 * gthr-rtems.h (__gthread_mutex_destroy): Likewise.
7194 * gthr-mipssde.h (__gthread_mutex_destroy): Likewise.
7195 * gthr-nks.h (__gthread_mutex_destroy): Likewise.
7196 * gthr-solaris.h (__gthread_mutex_destroy): Call mutex_destroy.
7197 * gthr-win32.h (__GTHREAD_MUTEX_DESTROY_FUNCTION): Remove.
7198 (__gthread_mutex_destroy_function): Rename to
7199 __gthread_mutex_destroy.
7200 * gthr-dce.h (__gthread_mutex_destroy): Call
7201 pthread_mutex_destroy.
7202 * gthr-tpf.h (__gthread_mutex_destroy): Likewise.
7203 * gthr-posix.h (__gthread_mutex_destroy): Likewise.
7204 * gthr-posix95.h (__gthread_mutex_destroy): Likewise.
7206 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
7208 * df-scan.c (df_ref_chain_change_bb): Simplify.
7209 (df_insn_change_bb): Add new_bb argument. Simplify. Call
7210 set_block_for_insn if there's any change.
7211 * df.h ((df_insn_change_bb): Fix prototype.
7212 * cfgrtl.c (update_bb_for_insn_chain): Pass bb to
7213 df_insn_change_bb, don't call set_block_for_insn.
7214 * emit-rtl.c (reorder_insns): Likewise.
7215 * haifa-sched.c (move_insn): Likewise.
7217 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
7219 * rtlanal.c (loc_mentioned_in_p): Test XVECEXPs correctly.
7221 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
7223 * tree-flow-inline.h (next_readonly_imm_use): Return
7224 NULL_USE_OPERAND_P after the end.
7226 2008-03-01 Richard Guenther <rguenther@suse.de>
7228 PR tree-optimization/35411
7229 * tree-sra.c (sra_build_assignment): Split conversion to
7230 final type to a separate statement if we are not assigning
7233 2008-02-29 Francois-Xavier Coudert <coudert@clipper.ens.fr>
7235 * fold-const.c (fold_convertible_p): Correct the logic to follow
7236 that in fold_convert().
7238 2008-02-29 Douglas Gregor <doug.gregor@gmail.com>
7241 * tree-inline.c (build_duplicate_type): When we make a
7242 duplicate type, make it unique in the canonical types system.
7244 2008-02-29 Tom Tromey <tromey@redhat.com>
7246 * toplev.c (input_file_stack, input_file_stack_tick, fs_p,
7247 input_file_stack_history, input_file_stack_restored): Remove.
7248 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
7249 * input.h (struct file_stack): Remove.
7250 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
7251 (input_file_stack, input_file_stack_tick, INPUT_FILE_STACK_BITS):
7253 * diagnostic.h (struct diagnostic_context) <last_module>: Change
7255 (diagnostic_last_module_changed): Add 'map' argument.
7256 (diagnostic_set_last_function): Likewise.
7257 * diagnostic.c (undiagnostic_report_current_module): Iterate using
7258 line map, not input_file_stack.
7259 * c-lex.c (fe_file_change): Don't use push_srcloc or pop_srcloc.
7261 2008-02-29 Paul Brook <paul@codesourcery.com>
7263 * config/arm/arm.md (arm_addsi3): Add r/k/n alternative.
7265 2008-02-29 Paul Brook <paul@codesourcery.com>
7267 * config/arm/ieee754-df.S (muldf3): Use RET macros.
7269 2008-02-29 Richard Guenther <rguenther@suse.de>
7271 * tree-ssa-pre.c (get_sccvn_value): Create missing VNs via
7273 * tree-ssa-sccnv.c (visit_reference_op_store): Use the rhs
7274 value for comparing for a store match.
7275 (simplify_unary_expression): Do nothing for SSA_NAMEs.
7276 (try_to_simplify): Do not do a full-blown reference lookup.
7278 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
7280 * config/sh/sh.c (sh_scalar_mode_supported_p): New function.
7281 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
7283 * config/sh/sh.h (OVERRIDE_OPTIONS): Don't warn for profiling.
7285 2008-02-29 Sebastian Pop <sebastian.pop@amd.com>
7287 * tree-loop-linear.c (try_interchange_loops): Compare memory access
7288 strides against cache sizes.
7290 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
7292 * config/sh/sh.c (sh_secondary_reload): Handle loading a float
7295 2008-02-28 Richard Sandiford <rsandifo@nildram.co.uk>
7297 * simplify-rtx.c (simplify_unary_operation_1): Extend the handling
7298 of SUBREG_PROMOTED_VAR_P to cope with cases where the extended value
7299 is smaller than the original promoted value.
7300 (simplify_subreg): If OP is a SUBREG, try to preserve its
7301 SUBREG_PROMOTED_VAR_P information.
7303 2008-02-28 Steven Bosscher <stevenb.gcc@gmail.com>
7305 * tree-ssa-sccvn (vn_ssa_aux_obstack): New obstack.
7306 (VN_INFO_GET): Allocate new objects on the obstack.
7307 (init_scc_vn): Initialize the obstack. Use XDELETE instead of free
7308 for rpo_numbers_temp, for consistency.
7309 (free_scc_vn): Free the obstack.
7311 2008-02-28 Sebastian Pop <sebastian.pop@amd.com>
7313 * doc/invoke.texi: Document -ftree-loop-distribution.
7314 * tree-loop-distribution.c: New.
7315 * tree-pass.h (pass_loop_distribution): New.
7316 * graphds.h (struct graph): Add htab_t indices.
7317 * timevar.def (TV_TREE_LOOP_DISTRIBUTION): New.
7318 * tree-vectorizer.c (rename_variables_in_loop): Extern.
7319 (slpeel_tree_duplicate_loop_to_edge_cfg): Init PENDING_STMT to NULL.
7320 * tree-vectorizer.h (tree_duplicate_loop_on_edge): Declared.
7321 * tree-data-ref.c (debug_data_dependence_relations): New.
7322 (dump_data_dependence_relation): Also print data references.
7323 (free_data_ref): Extern.
7324 (same_access_functions): Moved...
7325 (find_vertex_for_stmt): Renamed rdg_vertex_for_stmt.
7326 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
7327 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg_1, dot_rdg,
7328 struct rdg_vertex_info, rdg_vertex_for_stmt): New.
7329 (create_rdg_edge_for_ddr, create_rdg_vertices): Cleaned up.
7330 (stmts_from_loop): Skip LABEL_EXPR.
7331 (hash_stmt_vertex_info, eq_stmt_vertex_info, hash_stmt_vertex_del):
7333 (build_rdg): Initialize rdg->indices htab.
7334 (free_rdg, stores_from_loop, ref_base_address,
7335 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses,
7336 have_similar_memory_accesses_1, ref_base_address_1,
7337 remove_similar_memory_refs): New.
7338 * tree-data-ref.h: Depend on tree-chrec.h.
7339 (debug_data_dependence_relations, free_data_ref): Declared.
7340 (same_access_functions): ... here.
7341 (ddr_is_anti_dependent, ddrs_have_anti_deps, ddr_dependence_level):
7343 (struct rdg_vertex): Add has_mem_write and has_mem_reads.
7344 (RDGV_HAS_MEM_WRITE, RDGV_HAS_MEM_READS, RDG_STMT,
7345 RDG_MEM_WRITE_STMT, RDG_MEM_READS_STMT): New.
7346 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
7347 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg,
7348 rdg_vertex_for_stmt): Declared.
7349 (struct rdg_edge): Add level.
7351 (free_rdg, stores_from_loop, remove_similar_memory_refs,
7352 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses):
7354 (rdg_has_similar_memory_accesses): New.
7355 * tree-vect-analyze.c: Remove unused static decls.
7356 * lambda.h (dependence_level): New.
7357 * common.opt (ftree-loop-distribution): New.
7358 * tree-flow.h (mark_virtual_ops_in_bb,
7359 slpeel_tree_duplicate_loop_to_edge_cfg,
7360 rename_variables_in_loop): Declared.
7361 * Makefile.in (TREE_DATA_REF_H): Depend on tree-chrec.h.
7362 (OBJS-common): Add tree-loop-distribution.o.
7363 (tree-loop-distribution.o): New rule.
7364 * tree-cfg.c (mark_virtual_ops_in_bb): New.
7365 (mark_virtual_ops_in_region): Use mark_virtual_ops_in_bb.
7366 * passes.c (init_optimization_passes): Schedule pass_loop_distribution.
7368 2008-02-28 Joseph Myers <joseph@codesourcery.com>
7371 * tree.c (handle_dll_attribute): Disallow TYPE_DECLs for types
7372 other than structures and unions.
7374 2008-02-28 Richard Guenther <rguenther@suse.de>
7377 2008-02-26 Richard Guenther <rguenther@suse.de>
7379 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
7380 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
7381 (lookup_decl_from_uid): Declare.
7382 (remove_decl_from_map): Likewise.
7383 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
7384 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
7385 (decl_for_uid_map): New global hashtable mapping DECL_UID
7387 (init_ttree): Allocate it.
7388 (insert_decl_to_uid_decl_map): New helper function.
7389 (make_node_stat): Insert new decls into the map.
7390 (copy_node_stat): Likewise.
7391 (lookup_decl_from_uid): New function.
7392 (remove_decl_from_map): Likewise.
7393 (print_decl_for_uid_map_statistics): New helper.
7394 (dump_tree_statistics): Call it.
7396 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
7397 (referenced_var_iterator): Adjust.
7398 (FOR_EACH_REFERENCED_VAR): Adjust.
7399 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
7400 (num_referenced_vars): Adjust.
7401 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
7402 (first_referenced_var): Remove.
7403 (end_referenced_vars_p): Likewise.
7404 (next_referenced_var): Likewise.
7405 (referenced_var_iterator_set): New helper function.
7406 * tree-dfa.c (referenced_var_lookup): Adjust.
7407 (referenced_var_check_and_insert): Likewise.
7408 (remove_referenced_var): Likewise.
7409 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
7410 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
7411 (verify_call_clobbering): Likewise.
7412 (verify_memory_partitions): Likewise.
7413 (init_tree_ssa): Allocate bitmap instead of hashtable for
7415 (delete_tree_ssa): Adjust.
7416 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
7417 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
7418 (compute_tag_properties): Likewise.
7419 (set_initial_properties): Likewise.
7420 (find_partition_for): Likewise.
7421 (update_reference_counts): Likewise.
7422 (dump_may_aliases_for): Likewise.
7423 * tree-ssa-operands.c (add_virtual_operand): Likewise.
7424 (add_call_clobber_ops): Likewise.
7425 (add_call_read_ops): Likewise.
7426 (get_asm_expr_operands): Likewise.
7427 * tree-into-ssa.c (dump_decl_set): Likewise.
7428 (update_ssa): Likewise.
7429 * tree-sra.c (scan_function): Likewise.
7430 (decide_instantiations): Likewise.
7431 (scalarize_parms): Likewise.
7432 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
7433 (dsa_named_for): Likewise.
7434 * tree-ssa-structalias.c (update_alias_info): Likewise.
7435 (merge_smts_into): Likewise.
7437 2008-02-27 David Daney <ddaney@avtrex.com>
7440 * config/mips/iris.h (MIPS_DEBUGGING_INFO): Define.
7441 * config/mips/openbsd.h (MIPS_DEBUGGING_INFO): Same.
7442 * config/mips/sde.h (MIPS_DEBUGGING_INFO): Remove undef.
7443 * config/mips/vxworks.h (MIPS_DEBUGGING_INFO): Same.
7444 * config/mips/mips.h (MIPS_DEBUGGING_INFO): Remove define.
7446 2008-02-27 Uros Bizjak <ubizjak@gmail.com>
7449 * config/darwin-ppc-ldouble-patch.def (BUILT_IN_NANL): Add.
7450 (BUILT_IN_NEXTTOWARD): Remove.
7451 (BUILT_IN_NEXTTOWARDF): Ditto.
7452 * config/darwin.c (darwin_patch_builtin): Use ACONCAT instead of
7453 alloca/strcpy/strcat. Remove commented-out code. Fix whitespace.
7455 2008-02-27 Tom Tromey <tromey@redhat.com>
7457 * tree-dump.c (dequeue_and_dump) <FUNCTION_DECL>: Check
7458 DECL_SAVED_TREE, not DECL_LANG_SPECIFIC, when dumping body.
7460 2008-02-27 Jan Beulich <jbeulich@novell.com>
7462 * c-decl.c (merge_decls): Use DECL_USER_ALIGN() on olddecl to
7463 update the respective field on newdecl.
7465 2008-02-27 Revital Eres <eres@il.ibm.com>
7467 PR rtl-optimization/34999
7468 * bb-reorder.c (add_labels_and_missing_jumps): Do not handle
7469 crossing edges that ends with a call insn.
7470 (fix_up_fall_thru_edges): Handle crossing edges that ends with a
7471 call insn and clear the EDGE_CROSSING flag of the crossing edge
7472 when fixing fallthru edges.
7474 2008-02-27 Richard Guenther <rguenther@suse.de>
7477 * fold-const.c (fold_unary): Return the correct argument,
7478 converted to the result type.
7480 2008-02-27 Richard Guenther <rguenther@suse.de>
7483 * expr.c (expand_expr_real_1): Assert on rotates that operate
7485 * fold-const.c (fold_binary): Use the types precision, not the
7486 bitsize of the mode if folding rotate expressions. Build rotates
7487 only for full modes.
7489 2008-02-27 Jakub Jelinek <jakub@redhat.com>
7491 * c-ppoutput.c (scan_translation_unit): Handle CPP_PRAGMA
7493 * c-pragma.c (pragma_ns_name): New typedef.
7494 (registered_pp_pragmas): New variable.
7495 (c_pp_lookup_pragma): New function.
7496 (c_register_pragma_1): If flag_preprocess_only, do nothing
7497 for non-expanded pragmas, for expanded ones push pragma's
7498 namespace and name into registered_pp_pragmas vector.
7499 (c_invoke_pragma_handler): Register OpenMP pragmas even when
7500 flag_preprocess_only, don't register GCC pch_preprocess
7501 pragma if flag_preprocess_only.
7502 * c-opts.c (c_common_init): Call init_pragma even if
7503 flag_preprocess_only.
7504 * c-pragma.c (c_pp_lookup_pragma): New prototype.
7505 * config/darwin.h (DARWIN_REGISTER_TARGET_PRAGMAS): Don't call
7506 cpp_register_pragma if flag_preprocess_only.
7508 2008-02-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7511 * c-parser.c (c_parser_translation_unit): Warn for empty
7512 translation unit, not empty source file.
7514 2008-02-26 Paul Brook <paul@codesourcery.com>
7516 * config/arm/arm.c (thumb_set_frame_pointer): Ensure SP is first
7517 operand for Thumb-2.
7518 * config/arm/arm.h (reg_class): Add CORE_REGS.
7519 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Ditto.
7520 (BASE_REG_CLASS): Use CORE_REGS.
7521 (PREFERRED_RELOAD_CLASS): Add STACK_REG.
7522 (REGNO_MODE_OK_FOR_REG_BASE_P): Use REGNO_MODE_OK_FOR_BASE_P.
7523 (REGNO_OK_FOR_INDEX_P): Exclude SP.
7524 (ARM_REG_OK_FOR_INDEX_P): Always define. Use
7525 ARM_REGNO_OK_FOR_INDEX_P.
7526 (ARM_PRINT_OPERAND_ADDRESS): Swap operands for [reg, sp].
7527 * config/arm/arm.md (arm_addsi3, thumb1_addsi3, arm_subsi3_insn,
7528 arm_movsi_insn, thumb1_movsi_insni, stack_tie): Add "k" alternatives.
7529 (ldm/stm peepholes): Ditto.
7530 * config/arm/thumb2.md (thumb2_movdi): Add "k" alternatives.
7531 * config/arm/vfp.md (arm_movsi_vfp, thumb2_movsi_vfp): Ditto.
7532 * config/arm/iwmmxt.md (iwmmxt_movsi_insn): Ditto.
7533 * config/arm/constraints.md: Enable "k" constraint on ARM.
7535 2008-02-27 Ben Elliston <bje@au.ibm.com>
7537 * config/rs6000/rs6000.c: Annotate cache line size field in all
7538 instances of struct processor_costs.
7540 2008-02-26 David Edelsohn <edelsohn@gnu.org>
7542 * dbgcnt.def (cfg_cleanup, cprop1, cprop2, dce_fast, dce_ud, dse1,
7543 dse2, gcse, if_conversion, if_after_combine, if_after_reload,
7544 jump_bypass): New counters.
7545 * cfgcleanup.c (cleanup_cfg): Add dbg_cnt.
7546 * dce.c (gate_ud_dce): Same.
7547 (gate_fast_dce): Same.
7548 * dse.c (gate_dse1): New function.
7549 (gate_dse2): New function.
7550 (gate_dse): Merge results of new gate functions.
7551 * gcse.c (gcse_main): Bracket cprop1 and cprop2 with dbg_cnt.
7552 (gate_handle_jump_bypass): Add dbg_cnt.
7553 (gate_handle_gcse): Add dbg_cnt.
7554 * ifcvt.c (gate_handle_if_conversion): Same.
7555 (gate_handle_if_after_combine): Same.
7556 (gate_handle_if_after_reload): Same.
7557 * Makefile.in: Add DBGCNT_H to cfgcleanup.o and ifcvt.o.
7559 2008-02-26 Edmar Wienskoski <edmar@freescale.com>
7561 * config/rs6000/rs6000.c (processor_costs): Update e300 cache
7563 * doc/invoke.texi: Add e300c2 and e300c3 to list of cpus.
7565 2008-02-26 Jason Merrill <jason@redhat.com>
7568 * attribs.c (decl_attributes): Leave ATTR_FLAG_TYPE_IN_PLACE
7569 alone if it's the naming decl for the type's main variant.
7571 2008-02-26 Tom Tromey <tromey@redhat.com>
7573 * system.h (USE_MAPPED_LOCATION): Poison.
7574 * Makefile.in (GTFILES): Put CPP_ID_DATA_H first.
7575 * tree-cfg.c (make_cond_expr_edges): Remove old location code.
7576 (make_goto_expr_edges): Likewise.
7577 (remove_bb): Likewise.
7578 (execute_warn_function_return): Likewise.
7579 * basic-block.h (struct edge_def) <goto_locus>: Change type to
7581 * c-common.c (fname_decl): Remove old location code.
7582 * tree-vect-transform.c (vect_finish_stmt_generation): Remove old
7584 * rtl.h (ASM_OPERANDS_SOURCE_LOCATION): Remove old-location
7586 (ASM_INPUT_SOURCE_LOCATION): Likewise.
7587 (gen_rtx_ASM_INPUT): Likewise.
7588 (gen_rtx_ASM_INPUT_loc): Likewise.
7589 (get_rtx_asm_OPERANDS): Remove.
7590 * cfglayout.c (insn_locators_alloc): Remove old location code.
7591 (set_curr_insn_source_location): Likewise.
7592 (curr_insn_locator): Likewise.
7593 * print-tree.c (print_node): Remove old location code.
7594 * tree-mudflap.c (mf_varname_tree): Remove old location code.
7595 (mf_file_function_line_tree): Remove test of USE_MAPPED_LOCATION.
7596 * cfgexpand.c (expand_gimple_cond_expr): Don't use
7597 location_from_locus.
7598 (construct_exit_block): Remove old location code.
7599 * emit-rtl.c (force_next_line_note): Remove old location code.
7600 * profile.c (branch_prob): Remove old location code.
7601 * tree-vectorizer.h (LOC, UNKNOWN_LOC, EXPR_LOC, LOC_FILE,
7602 LOC_LINE): Remove old-location variants.
7603 * langhooks.c (lhd_print_error_function): Remove old location
7605 * configure, config.in: Rebuilt.
7606 * configure.ac (--enable-mapped-location): Remove.
7607 * c-decl.c (c_init_decl_processing): Remove old location code.
7608 (finish_function): Likewise.
7609 * recog.c (decode_asm_operands): Remove old location code.
7610 * c-pch.c (c_common_read_pch): Remove old location code.
7611 * rtl.def (ASM_INPUT, ASM_OPERANDS): Remove old location
7613 * gimple-low.c (lower_function_body): Remove old location code.
7614 * toplev.c (unknown_location): Remove.
7615 (push_srcloc): Remove old-location variant.
7616 (process_options): Remove old location code.
7617 (lang_dependent_init): Likewise.
7618 * input.h (UNKNOWN_LOCATION): Move definition.
7619 (location_t): Undeprecate.
7620 (source_locus): Remove.
7621 (location_from_locus): Remove.
7622 (struct location_s): Remove.
7623 Remove all old-location code.
7624 (input_line, input_filename): Remove.
7625 * final.c (final_scan_insn): Remove old location code.
7626 * diagnostic.c (diagnostic_build_prefix): Remove
7627 USE_MAPPED_LOCATION test.
7628 * tree.h (gimple_stmt) <locus>: Now a location_t.
7629 (tree_exp) <locus>: Likewise.
7630 (DECL_IS_BUILTIN): Remove old-location variant.
7631 (annotate_with_file_line, annotate_with_locus): Likewise.
7632 (expr_locus, set_expr_locus): Update.
7633 * tree.c (build1_stat): Remove old location code.
7634 (last_annotated_node): Remove.
7635 (annotate_with_file_line): Remove old-location variant.
7636 (annotate_with_locus): Likewise.
7637 (expr_location): Remove old location code.
7638 (set_expr_location): Likewise.
7639 (expr_has_location): Likewise.
7640 (expr_locus): Likewise.
7641 (set_expr_locus): Likewise.
7642 (expr_filename): Don't use location_from_locus.
7643 (expr_lineno): Likewise.
7644 * rtl-error.c (location_for_asm): Remove old location code.
7645 * c-lex.c (cb_line_change): Remove old location code.
7646 (fe_file_change): Likewise.
7647 (cb_def_pragma): Likewise.
7648 (c_lex_with_flags): Likewise.
7649 * gengtype.c (do_typedef): Don't special-case location types.
7650 (define_location_structures): Remove.
7651 (main): Don't call define_location_structures.
7652 * tree-pretty-print.c (dump_implicit_edges): Remove old location
7655 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7658 * builtins.def (BUILT_IN_STDARG_START): Remove.
7659 * builtins.c (expand_builtin): Remove BUILT_IN_STDARG_START.
7660 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
7661 * tree-inline.c (inline_forbidden_p_1): Likewise.
7663 2008-02-26 Richard Guenther <rguenther@suse.de>
7665 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
7666 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
7667 (lookup_decl_from_uid): Declare.
7668 (remove_decl_from_map): Likewise.
7669 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
7670 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
7671 (decl_for_uid_map): New global hashtable mapping DECL_UID
7673 (init_ttree): Allocate it.
7674 (insert_decl_to_uid_decl_map): New helper function.
7675 (make_node_stat): Insert new decls into the map.
7676 (copy_node_stat): Likewise.
7677 (lookup_decl_from_uid): New function.
7678 (remove_decl_from_map): Likewise.
7679 (print_decl_for_uid_map_statistics): New helper.
7680 (dump_tree_statistics): Call it.
7682 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
7683 (referenced_var_iterator): Adjust.
7684 (FOR_EACH_REFERENCED_VAR): Adjust.
7685 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
7686 (num_referenced_vars): Adjust.
7687 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
7688 (first_referenced_var): Remove.
7689 (end_referenced_vars_p): Likewise.
7690 (next_referenced_var): Likewise.
7691 (referenced_var_iterator_set): New helper function.
7692 * tree-dfa.c (referenced_var_lookup): Adjust.
7693 (referenced_var_check_and_insert): Likewise.
7694 (remove_referenced_var): Likewise.
7695 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
7696 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
7697 (verify_call_clobbering): Likewise.
7698 (verify_memory_partitions): Likewise.
7699 (init_tree_ssa): Allocate bitmap instead of hashtable for
7701 (delete_tree_ssa): Adjust.
7702 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
7703 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
7704 (compute_tag_properties): Likewise.
7705 (set_initial_properties): Likewise.
7706 (find_partition_for): Likewise.
7707 (update_reference_counts): Likewise.
7708 (dump_may_aliases_for): Likewise.
7709 * tree-ssa-operands.c (add_virtual_operand): Likewise.
7710 (add_call_clobber_ops): Likewise.
7711 (add_call_read_ops): Likewise.
7712 (get_asm_expr_operands): Likewise.
7713 * tree-into-ssa.c (dump_decl_set): Likewise.
7714 (update_ssa): Likewise.
7715 * tree-sra.c (scan_function): Likewise.
7716 (decide_instantiations): Likewise.
7717 (scalarize_parms): Likewise.
7718 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
7719 (dsa_named_for): Likewise.
7720 * tree-ssa-structalias.c (update_alias_info): Likewise.
7721 (merge_smts_into): Likewise.
7723 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7726 * doc/invoke.texi (-Wall): Add -Wvolatile-register-var.
7727 * c-opts.c (c_common_handle_option): Wall enables
7728 Wvolatile-register-var.
7729 * common.opt: Move Wvolatile-register-var to...
7732 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7734 * common.opt (Wlarger-than=): New.
7735 * doc/invoke.texi (Warning Options): Replace -Wlarger-than- with
7737 * opts.c (common_handle_option): Handle -Wlarger-than=.
7738 * optc-gen.awk: Likewise.
7739 * opth-gen.awk: Likewise.
7740 * stor-layout.c (layout_decl): Use -Wlarger-than= for warning.
7741 * tree-optimize.c (tree_rest_of_compilation): Likewise.
7743 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7745 * c-common.c (match_case_to_enum_1): Add appropriate
7746 OPT_W* parameter to warning.
7747 (c_do_switch_warnings): Likewise.
7748 * c-typeck.c (warning_init): Add one more parameter following
7750 (push_init_level): Update call to warning_init.
7751 (pop_init_level): Likewise.
7752 (add_pending_init): Likewise.
7753 (output_init_element: Likewise.
7755 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7758 * toplev.c (toplev_main): If there are warnings or error, print
7759 errors for ignored options.
7760 * opts.c (ignored_options): New static variable.
7761 (postpone_unknown_option_error): New.
7762 (print_ignored_options): New.
7763 (handle_option): Postpone errors for unknown -Wno-* options.
7764 * opts.h (print_ignored_options): Declare.
7766 2008-02-25 Richard Sandiford <rsandifo@nildram.co.uk>
7768 * config/mips/mips.md (loadgp_blockage, blockage): Change type
7771 2008-02-25 Richard Guenther <rguenther@suse.de>
7774 2008-02-25 Richard Guenther <rguenther@suse.de>
7776 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
7777 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
7778 (lookup_decl_from_uid): Declare.
7779 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
7780 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
7781 (decl_for_uid_map): New global hashtable mapping DECL_UID
7783 (init_ttree): Allocate it.
7784 (insert_decl_to_uid_decl_map): New helper function.
7785 (make_node_stat): Insert new decls into the map.
7786 (copy_node_stat): Likewise.
7787 (lookup_decl_from_uid): New function.
7788 (print_decl_for_uid_map_statistics): New helper.
7789 (dump_tree_statistics): Call it.
7791 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
7792 (referenced_var_iterator): Adjust.
7793 (FOR_EACH_REFERENCED_VAR): Adjust.
7794 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
7795 (num_referenced_vars): Adjust.
7796 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
7797 (first_referenced_var): Remove.
7798 (end_referenced_vars_p): Likewise.
7799 (next_referenced_var): Likewise.
7800 (referenced_var_iterator_set): New helper function.
7801 * tree-dfa.c (referenced_var_lookup): Adjust.
7802 (referenced_var_check_and_insert): Likewise.
7803 (remove_referenced_var): Likewise.
7804 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
7805 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
7806 (verify_call_clobbering): Likewise.
7807 (verify_memory_partitions): Likewise.
7808 (init_tree_ssa): Allocate bitmap instead of hashtable for
7810 (delete_tree_ssa): Adjust.
7811 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
7812 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
7813 (compute_tag_properties): Likewise.
7814 (set_initial_properties): Likewise.
7815 (find_partition_for): Likewise.
7816 (update_reference_counts): Likewise.
7817 (dump_may_aliases_for): Likewise.
7818 * tree-ssa-operands.c (add_virtual_operand): Likewise.
7819 (add_call_clobber_ops): Likewise.
7820 (add_call_read_ops): Likewise.
7821 (get_asm_expr_operands): Likewise.
7822 * tree-into-ssa.c (dump_decl_set): Likewise.
7823 (update_ssa): Likewise.
7824 * tree-sra.c (scan_function): Likewise.
7825 (decide_instantiations): Likewise.
7826 (scalarize_parms): Likewise.
7827 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
7828 (dsa_named_for): Likewise.
7829 * tree-ssa-structalias.c (update_alias_info): Likewise.
7830 (merge_smts_into): Likewise.
7832 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
7835 * doc/invoke.texi (-fcx-limited-range): Document new option.
7836 * toplev.c (process_options): Handle -fcx-fortran-rules.
7837 * common.opt: Add documentation for -fcx-fortran-rules.
7839 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
7842 * doc/invoke.texi (-fcx-limited-range): Correct to be in line with
7843 actual behaviour and C99.
7845 2008-02-26 Ben Elliston <bje@au.ibm.com>
7847 * config/rs6000/rs6000.h (ASM_CPU_POWER5_SPEC): Define.
7848 (ASM_CPU_POWER6_SPEC): Likewise.
7849 (ASM_CPU_SPEC): Pass %(asm_cpu_power5) for -mcpu=power5.
7850 Likewise, pass %(asm_cpu_power6) for -mcpu=power6.
7851 (EXTRA_SPECS): Add asm_cpu_power5, asm_cpu_power6 spec strings.
7853 2008-02-25 Richard Guenther <rguenther@suse.de>
7855 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
7856 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
7857 (lookup_decl_from_uid): Declare.
7858 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
7859 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
7860 (decl_for_uid_map): New global hashtable mapping DECL_UID
7862 (init_ttree): Allocate it.
7863 (insert_decl_to_uid_decl_map): New helper function.
7864 (make_node_stat): Insert new decls into the map.
7865 (copy_node_stat): Likewise.
7866 (lookup_decl_from_uid): New function.
7867 (print_decl_for_uid_map_statistics): New helper.
7868 (dump_tree_statistics): Call it.
7870 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
7871 (referenced_var_iterator): Adjust.
7872 (FOR_EACH_REFERENCED_VAR): Adjust.
7873 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
7874 (num_referenced_vars): Adjust.
7875 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
7876 (first_referenced_var): Remove.
7877 (end_referenced_vars_p): Likewise.
7878 (next_referenced_var): Likewise.
7879 (referenced_var_iterator_set): New helper function.
7880 * tree-dfa.c (referenced_var_lookup): Adjust.
7881 (referenced_var_check_and_insert): Likewise.
7882 (remove_referenced_var): Likewise.
7883 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
7884 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
7885 (verify_call_clobbering): Likewise.
7886 (verify_memory_partitions): Likewise.
7887 (init_tree_ssa): Allocate bitmap instead of hashtable for
7889 (delete_tree_ssa): Adjust.
7890 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
7891 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
7892 (compute_tag_properties): Likewise.
7893 (set_initial_properties): Likewise.
7894 (find_partition_for): Likewise.
7895 (update_reference_counts): Likewise.
7896 (dump_may_aliases_for): Likewise.
7897 * tree-ssa-operands.c (add_virtual_operand): Likewise.
7898 (add_call_clobber_ops): Likewise.
7899 (add_call_read_ops): Likewise.
7900 (get_asm_expr_operands): Likewise.
7901 * tree-into-ssa.c (dump_decl_set): Likewise.
7902 (update_ssa): Likewise.
7903 * tree-sra.c (scan_function): Likewise.
7904 (decide_instantiations): Likewise.
7905 (scalarize_parms): Likewise.
7906 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
7907 (dsa_named_for): Likewise.
7908 * tree-ssa-structalias.c (update_alias_info): Likewise.
7909 (merge_smts_into): Likewise.
7911 2008-02-25 Andreas Krebbel <krebbel1@de.ibm.com>
7914 * cse.c (cse_insn): Avoid creation of overlapping MEMs.
7915 * alias.c (nonoverlapping_memrefs_p): Export for use in other modules.
7916 * alias.h (nonoverlapping_memrefs_p): Likewise.
7918 2008-02-25 Jan Beulich <jbeulich@novell.com>
7920 * Makefile.in: Also prefix uses of crt0.o and mcrt0.o with $(T).
7921 * config/i386/netware-libgcc.exp: Add __bswap?i2,
7922 __emultls_get_address, __emultls_register_common,
7923 __floatundi?f, and _Unwind_GetIPInfo.
7924 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration):
7925 Sync with config/i386/winnt.c:gen_stdcall_or_fastcall_suffix().
7926 (gen_regparm_prefix): Likewise.
7927 (i386_nlm_encode_section_info): Sync with
7928 config/i386/winnt.c:i386_pe_encode_section_info().
7929 (i386_nlm_maybe_mangle_decl_assembler_name): New.
7930 i386_nlm_mangle_decl_assembler_name): New.
7931 (netware_override_options): New.
7932 * config/i386/netware.h (netware_override_options): Declare.
7933 (OVERRIDE_OPTIONS): Re-define to netware_override_options.
7934 (i386_nlm_mangle_decl_assembler_name): Declare.
7935 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Define.
7937 2008-02-25 Ben Elliston <bje@au.ibm.com>
7940 * c-decl.c (grokdeclarator): Remove unused local variables
7941 `typedef_type' and `type_as_written'.
7943 (find_rarely_executed_basic_blocks_and_crossing_edges): Remove
7944 unused local variable `has_hot_blocks'.
7945 (fix_crossing_conditional_branches): Remove unused local variable
7948 2008-02-25 Uros Bizjak <ubizjak@gmail.com>
7951 * builtins.def (BUILT_IN_NAN): Define as c99 builtin
7952 using DEF_C99_BUILTIN.
7953 (BUILT_IN_NANF): Ditto.
7954 (BUILT_IN_NANL): Ditto.
7956 2008-02-25 Ayal Zaks <zaks@il.ibm.com>
7957 Revital Eres <eres@il.ibm.com>
7959 * modulo-sched.c (calculate_must_precede_follow): Address TODO
7960 regarding the order of two dependent insns in the same row.
7962 2008-02-25 Eric Botcazou <ebotcazou@adacore.com>
7964 * stor-layout.c (layout_decl): Do not bump the alignment of a
7965 bit-field to more than byte alignment if it is packed.
7967 2008-02-24 David Edelsohn <edelsohn@gnu.org>
7969 * config/rs6000/rs6000.c (processor_costs): Add cache costs for
7972 2008-02-24 Diego Novillo <dnovillo@google.com>
7974 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg01094.html
7977 * tree-vrp.c (vrp_evaluate_conditional): With
7978 -Wtype-limits, emit a warning when comparing against a
7979 constant outside the natural range of OP0's type.
7980 * c.opt (Wtype-limits): Move ...
7981 * common.opt (Wtype-limits): ... here.
7983 2008-02-24 Edmar Wienskoski <edmar@freescale.com>
7985 * config.gcc (powerpc*-*-*): Add new cores e300c2 and e300c3.
7986 * config/rs6000/e300c2c3.md: New file.
7987 * config/rs6000/rs6000.c (processor_costs): Add new costs for
7989 (rs6000_override_options): Add e300c2 and e300c3 cases to
7990 processor_target_table. Do not allow usage of Altivec or Spe
7991 with e300 cores. Initialize rs6000_cost for e300c2 and e300c3.
7992 (rs6000_issue_rate): Set issue rate for e300c2 and e300c3.
7993 * config/rs6000/rs6000.h (processor_type): Add
7994 PROCESSOR_PPCE300C2 and PROCESSOR_PPCE300C3.
7995 (ASM_CPU_SPEC): Add e300c2 and e300c3.
7996 * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce300c2
7997 and ppce300c3. Include e300c2c3.md.
7999 2008-02-23 David Edelsohn <edelsohn@gnu.org>
8001 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Use STRICT_ALIGNMENT
8002 instead of TARGET_STRICT_ALIGN.
8004 2008-02-23 Joseph Myers <joseph@codesourcery.com>
8006 * explow.c (memory_address): Assert that the generated address is
8009 2008-02-23 Francois-Xavier Coudert <coudert@clipper.ens.fr>
8012 * config/darwin-protos.h: Add darwin_patch_builtins prototype.
8013 * config/darwin-ppc-ldouble-patch.def: New file.
8014 * config/rs6000/darwin.h (SUBTARGET_INIT_BUILTINS): New macro.
8015 * config/rs6000/rs6000.c (rs6000_init_builtins): Call
8016 SUBTARGET_INIT_BUILTINS if defined.
8017 * config/darwin.c (darwin_patch_builtin, darwin_patch_builtins):
8020 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
8023 * simplify-rtx.c (simplify_binary_operation_1): Add simplification
8024 of (and X (ior (not X) Y) and (and (ior (not X) Y) X).
8026 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
8029 * c-pch.c (c_common_valid_pch): Make the "too short to be a PCH
8030 file" warning condtional on -Winvalid-PCH.
8032 2008-02-23 Daniel Jacobowitz <dan@codesourcery.com>
8034 * expmed.c (extract_bit_field): Always use adjust_address for MEM.
8036 2008-02-23 Uros Bizjak <ubizjak@gmail.com>
8040 * config/i386/mmx.md (*mov<mode>_internal_rex64): Use "!y" to
8041 prevent reload from using MMX registers.
8042 (*mov<mode>_internal): Ditto.
8043 (*movv2sf_internal_rex64): Ditto.
8044 (*movv2sf_internal): Ditto.
8046 2008-02-23 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8048 PR documentation/31569
8049 * doc/install.texi2html: Use makeinfo --no-number-sections.
8051 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
8053 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check to
8054 ensure that we can address an entire entity > 8 bytes. Don't
8055 generate reg+reg addressing for such data.
8057 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
8059 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Don't overalign
8060 strings when optimizing for size, unless the target cares about
8063 2008-02-22 Tom Tromey <tromey@redhat.com>
8065 * regclass.c (current_pass): Remove declaration.
8067 2008-02-22 Anatoly Sokolov <aesok@post.ru>
8069 * config/avr/libgcc.S (__RAMPZ__): Define.
8070 (__do_copy_data): Add for devices with 128KB code memory.
8072 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
8074 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
8076 * config/rs6000/eabispe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Likewise.
8078 2008-02-22 Hans-Peter Nilsson <hp@axis.com>
8080 * config/cris/cris.h (REG_CLASS_FROM_LETTER): Recognize 'b' for
8083 2008-02-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8086 * c-typeck.c (build_binary_op): Warn about floating point
8087 comparisons if FLOAT_TYPE_P, not only for REAL_TYPE.
8089 2008-02-21 Janis Johnson <janis187@us.ibm.com>
8092 * config/rs6000/rs6000.c (rs6000_altivec_abi): Clarify comment.
8093 (rs6000_explicit_options): Split abi into spe_abi and altivec_abi,
8095 (rs6000_override_options): Set altivec_abi as default, not override,
8096 for 64-bit GNU/Linux; for 32-bit GNU/Linux default to altivec_abi for
8097 TARGET_ALTIVEC; default to TARGET_ALTIVEC_VRSAVE when AltiVec ABI
8098 is used; use new member spe_abi.
8099 (rs6000_handle_option): Set rs6000_explicit_options.vrsave; use
8100 spe_abi and altivec_abi.
8102 2008-02-22 Tomas Bily <tbily@suse.cz>
8104 * tree-vectorizer.c (vect_is_simple_reduction): Fix comment typo.
8106 2008-02-21 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8109 * config.build (build_file_translate): Set to `CMD //c' only if
8111 * Makefile.in (build_file_translate): Improve comment.
8113 2008-02-21 Jan Hubicka <jh@suse.cz>
8115 * predict.def (PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL,
8116 PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL, PRED_CALL,
8117 PRED_TREE_EARLY_RETURN, PRED_NULL_RETURN): Update.
8119 2008-02-21 Michael Matz <matz@suse.de>
8122 * config/i386/i386.c (ix86_expand_branch): Add missing breaks.
8124 2008-02-21 Uros Bizjak <ubizjak@gmail.com>
8126 * config/i386/i386.md (mov<mode>cc): Macroize expander from movsfcc,
8127 movdfcc and movxfcc using X87MODEF mode iterator and SSE_FLOAT_MODE_P
8129 * config/i386/sse.md (<sse>_movup<ssemodesuffixf2c>): Macroize insn
8130 from sse_movups adn sse2_movupd using SSEMODEF2P mode iterator and
8131 SSE_VEC_FLOAT_MODE_P as insn constraint.
8132 (<sse>_movmskp<ssemodesuffixf2c>): Ditto from similar patterns.
8133 (sse4a_movnt<mode>): Macroize insn from sse4a_movntsf and
8134 sse4a_movntdf using MODEF mode iterator.
8135 (sse4a_vmmovnt<mode>): Macroize insn form sse4a_vmmovntv2df and
8136 sse4a_vmmovntv4sf using SSEMODEF2P mode iterator.
8137 (sse4_1_blendp<ssemodesuffixf2c>): Ditto from similar patterns.
8138 (sse4_1_blendvp<ssemodesuffixf2c>): Ditto.
8139 (sse4_1_dpp<ssemodesuffixf2c>): Ditto.
8140 (sse4_1_roundp<ssemodesuffixf2c>): Ditto.
8141 (sse4_1_rounds<ssemodesuffixf2c>): Ditto.
8143 2008-02-21 Richard Guenther <rguenther@suse.de>
8145 * tree.def (PAREN_EXPR): New tree code.
8146 * fold-const.c (fold_unary): Remove PAREN_EXPR around constants
8148 * tree-pretty-print.c (dump_generic_node): Handle PAREN_EXPR.
8149 * expr.c (expand_expr_real_1): Likewise.
8150 * tree-inline.c (estimate_num_insns_1): Likewise.
8151 * tree-complex.c (expand_complex_move): Likewise.
8152 * tree-vectorizer.c (vect_is_simple_use): Treat PAREN_EXPR (x)
8155 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
8158 * config/sh/sh.c (find_barrier): Don't go past 'from' argument.
8160 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
8163 * config/sh/sh.md (jump_compact): Disable for crossing jumps.
8165 * config/sh/sh.c (find_barrier): Don't go past
8166 NOTE_INSN_SWITCH_TEXT_SECTIONS note.
8168 2008-02-20 DJ Delorie <dj@redhat.com>
8170 * config/h8300/h8300.md (insv): Force source operand to be a register.
8172 * config/h8300/h8300.c (h8300_expand_epilogue): Emit return insn
8173 as a jump, not as a plain insn.
8175 2008-02-20 Seongbae Park <seongbae.park@gmail.com>
8177 * doc/invoke.texi (Warning Options): Add new option
8178 -Wframe-larger-than=.
8179 (-Wframe-larger-than): Document.
8181 * flags.h (warn_frame_larger_than, frame_larger_than_size):
8182 Add declarations for new option variables.
8184 * final.c (final_start_function): Check the frame size
8185 before emission and issue a Wframe-larger-than warning.
8187 * opts.c (warn_frame_larger_than, frame_larger_than_size):
8188 Add definitions for new option variables.
8189 (common_handle_option): Handle new option OPT_Wframe_larger_than_.
8191 * common.opt (Wframe-larger-than=): New option.
8193 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
8195 * config/i386/sse.md (<sse>_vmmul<mode>3): Fix typo in asm template.
8196 (<sse>_div<mode>3): Ditto.
8197 (<sse>_vmdiv<mode>3): Ditto.
8198 (<sse>_vmsqrt<mode>2): Ditto.
8199 (*smax<mode>3): Ditto.
8200 (sse5_frcz<mode>2): Ditto.
8201 (sse5_vmfrcz<mode>2): Ditto. Use TARGET_SSE5 instead of TARGET_ROUND
8204 2008-02-20 Richard Guenther <rguenther@suse.de>
8207 * builtins.c (validate_arg): If we want an INTEGER_TYPE,
8208 be happy with INTEGRAL_TYPE_P.
8210 2008-02-20 Richard Guenther <rguenther@suse.de>
8212 * fold-const.c (split_tree): Associate floatig-point expressions
8213 if flag_associative_math is set.
8215 2008-02-20 Richard Guenther <rguenther@suse.de>
8217 * tree.h (fold_real_zero_addition_p): Declare.
8218 * fold-const.c (fold_real_zero_addition_p): Export.
8219 * tree-ssa-reassoc.c (eliminate_using_constants): Also handle
8220 floating-point operations with zero and one.
8222 2008-02-20 Paolo Bonzini <bonzini@gnu.org>
8224 * doc/install.texi: Correct references to CFLAGS, replacing them
8225 with BOOT_CFLAGS. Document flags used during bootstrap for
8228 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
8230 * config/i386/i386.h (SSE_VEC_FLOAT_MODE_P): New define.
8231 * config/i386/i386.md (*sse_setcc<mode>): Macroize from *sse_setccsf
8232 and *sse_setccdf using MODEF mode iterator and SSE_FLOAT_MODE_P as
8234 (smin<mode>3): Ditto from similar patterns.
8235 (smax<mode>3): Ditto.
8236 (*ieee_smin<mode>3): Ditto.
8237 (*ieee_smax<mode>3): Ditto.
8238 * config/i386/sse.md (sse): New mode attribute.
8239 (mov<mode>): Macroize expander from movv4sf and movv2df using
8240 SSEMODEF2P mode iterator.
8241 (<sse>_movnt<mode>): Ditto from similar patterns. Use
8242 SSE_VEC_FLOAT_MODE_P as insn constraint.
8243 (storent<mode>): Ditto.
8244 (storent<mode>): Macroize expander from storentsf and storentdf using
8245 MODEF mode iterator.
8246 (neg<mode>2): Macroize from negv4sf2 and negv2df2 using SSEMODEF2P
8247 mode iterator and SSE_VEC_FLOAT_MODE_P as insn constraint.
8248 (abs<mode>2): Ditto from similar patterns.
8249 (add<mode>3, *add<mode>3, <sse>_vmadd<mode>3): Ditto.
8250 (sub<mode>3, *sub<mode>3, <sse>_vmsub<mode>3): Ditto.
8251 (<sse>_div<mode>3, <sse>_vmdiv<mode>3): Ditto.
8252 (<sse>_vmsqrt<mode>2): Ditto.
8253 (smin<mode>3, *smin<mode>3_finite, *smin<mode>3)
8254 (<sse>_vmsmin<mode>3, *ieee_smin<mode>3): Ditto.
8255 (smax<mode>3, *smax<mode>3_finite, *smax<mode>3)
8256 (<sse>_vmsmax<mode>3, *ieee_smax<mode>3): Ditto.
8257 (<sse>_maskcmp<mode>3): Macroize from sse_maskcmpv4sf3,
8258 sse_maskcmpsf3, sse2_maskcmpv2df3 and sse2_maskcmpdf3 using SSEMODEF4
8259 mode iterator. Use SSE_FLOAT_MODE_P with SSE_VEC_FLOAT_MODE_P as
8261 (<sse>_comi): Macroize from sse_comi and sse2_comi using MODEF mode
8262 iterator and SSE_FLOAT_MODE_P as insn constraint.
8263 (<sse>_ucomi): Ditto from similar patterns.
8264 (<sse>_vmmaskcmp<mode>3): Macroize from sse_vmmaskcmpv4sf3 and
8265 sse2_vmmaskcmpv2df3 using SSEMODEF2P mode iterator and
8266 SSE_VEC_FLOAT_MODE_P as insn constraint.
8267 (vcond<mode>): Ditto from similar patterns.
8268 (and<mode>3, *and<mode>3): Ditto.
8269 (<sse>_nand<mode>3): Ditto.
8270 (ior<mode>3, *ior<mode>3): Ditto.
8271 (xor<mode>3, *xor<mode>3): Ditto.
8272 (*and<mode>3): Macroize from *andsf3 and *anddf3 using MODEF mode
8273 iterator and SSE_FLOAT_MODE_P as insn constraint.
8274 (*nand<mode>3): Ditto from similar patterns.
8275 (*ior<mode>3): Ditto.
8276 (*xor<mode>3): Ditto.
8278 2008-02-20 Ira Rosen <irar@il.ibm.com>
8280 * config/spu/spu.md (vec_unpacku_hi_v8hi, vec_unpacku_lo_v8hi,
8281 vec_unpacks_hi_v8hi, vec_unpacks_lo_v8hi, vec_unpacku_hi_v16qi,
8282 vec_unpacku_lo_v16qi, vec_unpacks_lo_v16qi): Implement.
8284 2008-02-19 Jan Hubicka <jh@suse.cz>
8286 * predict.c (tree_bb_level_predictions): Remove variable next
8287 mistakely introduced by previous commit.
8289 2008-02-19 Jan Hubicka <jh@suse.cz>
8291 * predict.c (predict_paths_leading_to): Rewrite.
8292 (predict_paths_for_bb): New.
8293 (tree_bb_level_predictions): Update call of predict_paths_leading_to.
8295 2008-02-19 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8298 * Makefile.in (build_file_translate): New.
8299 (gcc-vers.texi): Use it for translating $(abs_srcdir).
8300 * config.build (build_file_translate): Set to `CMD //c' on MinGW.
8301 * configure.ac (build_file_translate): Substitute it.
8302 * configure: Regenerate.
8304 2008-02-19 Jan Hubicka <jh@suse.cz>
8306 PR rtl-optimization/34408
8307 * see.c (see_def_extension_not_merged): Copy subreg so we don't have
8310 2008-02-19 Jan Hubicka <jh@suse.cz>
8313 * tree-inline.c (estimate_num_insns_1): Fix counting of cost of
8316 2008-02-19 H.J. Lu <hongjiu.lu@intel.com>
8319 * config/i386/i386-modes.def: Revert the last DI alignment
8320 change until Ada people can look into it.
8322 2008-02-19 Nick Clifton <nickc@redhat.com>
8324 * opts.c (print_specific_help): Fix typo in --help text.
8326 2008-02-19 Jakub Jelinek <jakub@redhat.com>
8329 * config/i386/cpuid.h (__cpuid, __get_cpuid_max): Use special
8330 32-bit inline asm without asm alternatives for host GCC < 3.0.
8332 2008-02-19 Richard Guenther <rguenther@suse.de>
8334 PR tree-optimization/34989
8335 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Re-structure.
8336 Allow propagation to INDIRECT_REF if we can simplify only.
8338 2008-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8340 * c-common.c (warn_for_collisions_1): Use appropriate option when
8343 2008-02-19 Nick Clifton <nickc@redhat.com>
8346 * opts.c (undocumented_msg): Leave blank unless checking is enabled.
8347 (handle_options): Fix indentation.
8348 (print_filtered_help): If no language-specific options were
8349 displayed tell the user how to list all the options supported by
8350 the language's front-end.
8351 (print_specific_help): Fix indentation and remove duplicate line.
8352 (common_handle_option): Handle the -v option.
8353 For --help enable the display of undocumented options if the -v
8354 switch has been included on the command line.
8355 For --help= check for overlaps in the arguments between the option
8356 classes and the language names and issue a warning when they
8357 cannot be disambiguated.
8358 * c.opt (v): Pass on to the common option handler.
8360 2008-02-19 Revital Eres <eres@il.ibm.com>
8362 * modulo-sched.c (sms_schedule): Change dump message when
8363 create_ddg function fails.
8364 (try_scheduling_node_in_cycle): Rename row to cycle.
8365 (print_partial_schedule): Rename CYCLE to ROW.
8367 2008-02-19 Christian Bruel <christian.bruel@st.com>
8368 Zdenek Dvorak <ook@ucw.cz>
8370 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): Check step alignment.
8372 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
8375 * config/i386/i386.md (*x86_movsicc_0_m1_se): New insn pattern.
8376 (*x86_movdicc_0_m1_se): Ditto.
8378 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
8380 * config/i386/sfp-machine.h (__gcc_CMPtype): New typedef.
8381 (CMPtype): Define as __gcc_CMPtype.
8382 * config/rs6000/sfp-machine.h (__gcc_CMPtype): New typedef.
8383 (CMPtype): Define as __gcc_CMPtype.
8385 2008-02-19 Hans-Peter Nilsson <hp@axis.com>
8387 Support valgrind 3.3 for --enable-checking=valgrind.
8388 * system.h: Consolidate ENABLE_VALGRIND_CHECKING-dependent defines
8390 [!VALGRIND_MAKE_MEM_NOACCESS]: Define as VALGRIND_MAKE_NOACCESS.
8391 [!VALGRIND_MAKE_MEM_DEFINED]: Define as VALGRIND_MAKE_READABLE.
8392 [!VALGRIND_MAKE_MEM_UNDEFINED]: Define as VALGRIND_MAKE_WRITABLE.
8393 * ggc-common.c: Remove ENABLE_VALGRIND_CHECKING-dependent defines.
8394 Replace use of VALGRIND_MAKE_READABLE, VALGRIND_MAKE_WRITABLE, and
8395 VALGRIND_MAKE_NOACCESS with VALGRIND_MAKE_MEM_DEFINED,
8396 VALGRIND_MAKE_MEM_UNDEFINED, and VALGRIND_MAKE_MEM_NOACCESS
8398 * ggc-zone.c: Similar.
8399 * ggc-page.c: Similar.
8401 2008-02-19 Paul Brook <paul@codesourcery.com>
8404 * config/arm/ieee754-df.S: Fix do_it typo.
8405 * config/arm/ieee754-sf.S: Fix do_it typo.
8407 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
8410 * config/i386/i386.c (OPTION_MASK_ISA_MMX_SET): New.
8411 (OPTION_MASK_ISA_3DNOW_SET): Likewise.
8412 (OPTION_MASK_ISA_SSE_SET): Likewise.
8413 (OPTION_MASK_ISA_SSE2_SET): Likewise.
8414 (OPTION_MASK_ISA_SSE3_SET): Likewise.
8415 (OPTION_MASK_ISA_SSSE3_SET): Likewise.
8416 (OPTION_MASK_ISA_SSE4_1_SET): Likewise.
8417 (OPTION_MASK_ISA_SSE4_2_SET): Likewise.
8418 (OPTION_MASK_ISA_SSE4_SET): Likewise.
8419 (OPTION_MASK_ISA_SSE4A_SET): Likewise.
8420 (OPTION_MASK_ISA_SSE5_SET): Likewise.
8421 (OPTION_MASK_ISA_3DNOW_A_UNSET): Likewise.
8422 (OPTION_MASK_ISA_MMX_UNSET): Updated.
8423 (OPTION_MASK_ISA_3DNOW_UNSET): Updated.
8424 (OPTION_MASK_ISA_SSE_UNSET): Likewise.
8425 (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
8426 (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
8427 (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
8428 (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
8429 (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
8430 (OPTION_MASK_ISA_SSE5_UNSET): Likewise.
8431 (OPTION_MASK_ISA_SSE4): Removed.
8432 (ix86_handle_option): Turn on bits in ix86_isa_flags and
8433 ix86_isa_flags_explicit with OPTION_MASK_ISA_XXX_SET for -mXXX.
8434 (override_options): Don't turn on implied SSE/MMX bits in
8437 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
8439 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
8442 2008-02-18 Joey Ye <joey.ye@intel.com>
8445 * tree-nested.c (insert_field_into_struct): Set type alignment
8446 to field alignment if the former is less than the latter.
8448 2008-02-18 Jakub Jelinek <jakub@redhat.com>
8450 * BASE-VER: Set to 4.4.0.
8452 2008-02-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8454 * doc/c-tree.texi: Use @dots{} and @enddots{} where appropriate.
8455 * doc/cfg.texi: Likewise.
8456 * doc/extend.texi: Likewise.
8457 * doc/gty.texi: Likewise.
8458 * doc/invoke.texi: Likewise.
8459 * doc/loop.texi: Likewise.
8460 * doc/md.texi: Likewise.
8461 * doc/passes.texi: Likewise.
8462 * doc/rtl.texi: Likewise.
8463 * doc/sourcebuild.texi: Likewise.
8464 * doc/tm.texi: Likewise.
8465 * doc/tree-ssa.texi: Likewise.
8467 2008-02-17 Richard Guenther <rguenther@suse.de>
8470 * tree-complex.c (init_parameter_lattice_values): Handle parameters
8471 without default definition.
8473 2008-02-17 Richard Guenther <rguenther@suse.de>
8475 PR tree-optimization/35231
8476 * tree-vrp.c (register_edge_assert_for): Do not assume A == 0
8479 2008-02-17 Uros Bizjak <ubizjak@gmail.com>
8482 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
8483 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
8484 libgcc_cmp_return mode.
8486 2008-02-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8489 * doc/invoke.texi (-std): Clarify description of -std= and -ansi.
8491 2008-02-16 Ralf Corsepius <ralf.corsepius@rtems.org>
8493 * config/m68k/t-rtems (M68K_MLIB_CPU): Add 5208, 5307, 5407, 5475
8496 2008-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8498 * doc/c-tree.texi: Use `@.' where appropriate.
8499 * doc/extend.texi: Likewise.
8500 * doc/install.texi: Likewise.
8501 * doc/invoke.texi: Likewise.
8502 * doc/loop.texi: Likewise.
8503 * doc/makefile.texi: Likewise.
8504 * doc/md.texi: Likewise.
8505 * doc/passes.texi: Likewise.
8506 * doc/standards.texi: Likewise.
8507 * doc/tm.texi: Likewise.
8509 2008-02-15 Jakub Jelinek <jakub@redhat.com>
8512 * omp-low.c (expand_omp_for_generic): Don't initialize fd->v
8514 (expand_omp_for_static_nochunk): Initialize fd->v in seq_start_bb
8515 rather than in entry_bb.
8517 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
8519 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
8520 libgcc_cmp_return mode.
8522 2008-02-15 Jakub Jelinek <jakub@redhat.com>
8525 * tree-nested.c (convert_call_expr): Put FRAME.* vars into
8526 OMP_CLAUSE_SHARED rather than OMP_CLAUSE_FIRSTPRIVATE clause.
8528 2008-02-15 Richard Guenther <rguenther@suse.de>
8529 Zdenek Dvorak <ook@ucw.cz>
8531 PR tree-optimization/35164
8532 * tree-flow.h (stmt_references_abnormal_ssa_name): Declare.
8533 * tree-dfa.c (stmt_references_abnormal_ssa_name): New function.
8534 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
8535 Only propagate addresses which do not have abnormal SSA_NAMEs
8538 2008-02-15 Joseph Myers <joseph@codesourcery.com>
8541 * config/m68k/m68k.h (DWARF_CIE_DATA_ALIGNMENT): Define.
8543 2008-02-15 Jan Hubicka <jh@suse.cz>
8546 * ipa.c (cgraph_remove_unreachable_nodes): Clear local.inlinable flag.
8548 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
8551 * function.c (pad_to_arg_alignment): Remove test for STACK_BOUNDARY
8552 when calculating alignment_pad.
8554 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
8556 * config/i386/i386.h (CLEAR_RATIO): Use MIN macro.
8557 (WIDEST_HARDWARE_FP_SIZE): Use LONG_DOUBLE_TYPE_SIZE define.
8558 * config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Use MAX macro
8559 and STACK_BOUNDARY define.
8561 2008-02-14 Danny Smith <dannysmith@users.sourceforge.net>
8563 PR preprocessor/35061
8564 * c-pragma.c (handle_pragma_pop_macro): Check that
8565 pushed_macro_table has been allocated.
8567 2008-02-14 Eric Botcazou <ebotcazou@adacore.com>
8570 * gimplify.c (force_gimple_operand_bsi): Revert 2008-02-12 change.
8571 (force_gimple_operand): Likewise.
8572 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Add new cases
8573 for TARGET_MEM_REF and CONVERT_EXPR/NON_LVALUE_EXPR/NOP_EXPR.
8574 Also recurse on the operand for regular VIEW_CONVERT_EXPRs.
8575 (find_interesting_uses_address): Check addressability and alignment
8576 of the base expression only after substituting bases of IVs into it.
8578 2008-02-14 Michael Matz <matz@suse.de>
8581 * function.c (instantiate_virtual_regs_in_insn): Reload address
8582 before falling back to reloading the whole operand.
8584 2008-02-14 Andreas Krebbel <krebbel1@de.ibm.com>
8586 * config/s390/s390.c (s390_mainpool_start): Emit the pool
8587 before the first section switch note.
8589 2008-02-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8591 * doc/bugreport.texi: Update copyright years.
8592 * doc/c-tree.texi: Likewise.
8593 * doc/cfg.texi: Likewise.
8594 * doc/cpp.texi: Likewise.
8595 * doc/cppinternals.texi: Likewise.
8596 * doc/fragments.texi: Likewise.
8597 * doc/frontends.texi: Likewise.
8598 * doc/gcc.texi: Likewise.
8599 * doc/gty.texi: Likewise.
8600 * doc/hostconfig.texi: Likewise.
8601 * doc/implement-c.texi: Likewise.
8602 * doc/libgcc.texi: Likewise.
8603 * doc/loop.texi: Likewise.
8604 * doc/makefile.texi: Likewise.
8605 * doc/options.texi: Likewise.
8606 * doc/passes.texi: Likewise.
8607 * doc/rtl.texi: Likewise.
8608 * doc/sourcebuild.texi: Likewise.
8609 * doc/standards.texi: Likewise.
8610 * doc/tree-ssa.texi: Likewise.
8611 * doc/trouble.texi: Likewise.
8613 * doc/extend.texi: Use @: or add comma where appropriate.
8614 * doc/invoke.texi: Likewise.
8615 * doc/tm.texi: Likewise.
8617 2008-02-14 Alan Modra <amodra@bigpond.net.au>
8620 * config/rs6000/rs6000.md (restore_stack_block): Force operands[1]
8623 2008-02-14 Jesper Nilsson <jesper.nilsson@axis.com>
8625 * doc/md.texi (clz, ctz): Add reference.
8626 * doc/rtl.texi (clz, ctz): Likewise.
8628 2008-02-13 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8631 * Makefile.in (gcc-vers.texi): Use abs_srcdir for the value of
8634 2008-02-13 Andreas Krebbel <krebbel1@de.ibm.com>
8636 * config/s390/s390.c (struct constant_pool): New field
8637 emit_pool_after added.
8638 (s390_mainpool_start): Set the emit_pool_after flag according
8639 to the section switch notes.
8640 (s390_mainpool_finish): Consider emit_pool_after when emitting
8641 the literal pool at the end of the function.
8642 (s390_chunkify_start): Force literal pool splits at section
8645 2008-02-13 Michael Matz <matz@suse.de>
8648 * var-tracking.c (clobber_variable_part): Correctly traverse the
8651 2008-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8654 * doc/invoke.texi (Debugging Options): Remove -fdump-tree-inlined.
8655 Add -fdump-ipa-inline.
8656 * tree-dump.c (dump_files): Remove tree-inlined dump.
8657 * tree-pass.h (tree_dump_index): Remove TDI_inlined.
8659 2008-02-12 Richard Guenther <rguenther@suse.de>
8661 PR tree-optimization/35171
8662 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Deal with
8665 2008-02-12 Richard Guenther <rguenther@suse.de>
8668 * fold-const.c (fold_widened_comparison): Use get_unwidened in
8669 value-preserving mode. Disallow final truncation.
8671 2008-02-12 Eric Botcazou <ebotcazou@adacore.com>
8674 * gimplify.c (force_gimple_operand_bsi): Move SSA renaming
8675 code from here to...
8676 (force_gimple_operand): ...here.
8678 2008-02-12 Jakub Jelinek <jakub@redhat.com>
8681 * tree-sra.c (sra_build_assignment): fold_convert SRC if copying
8682 non-compatible pointers.
8683 (generate_element_copy): If SRC and DST are RECORD_TYPEs with
8684 different FIELD_DECLs, try harder by comparing field offsets, sizes
8688 * function.c (match_asm_constraints_1): Don't replace the same input
8691 2008-02-12 Anatoly Sokolov <aesok@post.ru>
8693 * config/avr/avr.h (AVR_HAVE_RAMPZ): Define.
8694 * config/avr/avr.c (expand_prologue): Save RAMPZ register.
8695 (expand_epilogue): Restore RAMPZ register.
8696 * config/avr/avr.md (RAMPZ_ADDR): New constant.
8698 2008-02-11 Kai Tietz <kai.tietz@onevision.com>
8700 * config/i386/cygwin.asm: (__alloca): Correct calling
8701 convention and alignment.
8702 (__chkstk): Force 8 byte stack alignment.
8704 2008-02-11 Uros Bizjak <ubizjak@gmail.com>
8705 Richard Guenther <rguenther@suse.de>
8707 PR tree-optimization/33992
8708 * tree-ssa-loop-im.c (rewrite_bittest): Fixup the type of
8709 the zero we compare against.
8711 2008-02-10 Danny Smith <dannysmith@users.sourceforge.net>
8714 * gthr-win32.h (__gthread_mutex_destroy_function): New function
8715 to CloseHandle after unlocking to prevent accumulation of handle
8718 2008-02-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8721 * pa.c (legitimize_pic_address): Add REG_EQUAL note on sets with a
8722 pic_label_operand source. Similarly, add a REG_LABEL_OPERAND note
8723 and update LABEL_NUSES during and after reload.
8725 2008-02-08 Steven Bosscher <stevenb.gcc@gmail.com>
8728 * combine.c (simplify_if_then_else): Make sure the comparison is
8729 against const0_rtx when simplifying to (abs x) or (neg (abs X)).
8731 2008-02-08 Richard Sandiford <rsandifo@nildram.co.uk>
8734 * double-int.h: Don't include gmp.h for GENERATOR_FILEs.
8735 (mpz_set_double_int, mpz_get_double_int): Hide from GENERATOR_FILEs.
8736 * real.h: Don't include gmp.h or mpfr.h for GENERATOR_FILEs.
8737 (real_from_mpfr, mpfr_from_real): Hide from GENERATOR_FILEs.
8738 * tree.h (get_type_static_bounds): Likewise.
8740 2008-02-08 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8742 * doc/invoke.texi (Option Summary, C++ Dialect Options)
8743 (Objective-C and Objective-C++ Dialect Options, Warning Options):
8744 Make -Wfoo language annotations match what the compiler outputs.
8746 2008-02-08 Sa Liu <saliu@de.ibm.com>
8748 * config/spu/spu-builtins.def: Fixed wrong parameter type in spu
8749 intrinsics spu_convts, spu_convtu, spu_convtf.
8751 2008-02-08 Hans-Peter Nilsson <hp@axis.com>
8753 * doc/extend.texi (Function Attributes) <noinline>: Mention
8754 asm ("") as method to keep calls.
8756 2008-02-07 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8759 * doc/options.texi (Options): Replace references to opts.sh with
8761 * opts-common.c: Likewise.
8762 * optc-gen.awk: Likewise.
8764 2008-02-07 Andreas Krebbel <krebbel1@de.ibm.com>
8766 * config/s390/s390.h (FUNCTION_ARG_REGNO_P): Fix fprs for 64 bit.
8768 2008-02-07 Richard Henderson <rth@redhat.com>
8771 * config/alpha/alpha.c (alpha_emit_xfloating_compare): Use an
8772 EXPR_LIST for the REG_EQUAL instead of a comparison with a
8775 2008-02-07 Uros Bizjak <ubizjak@gmail.com>
8777 PR tree-optimization/35085
8778 * tree-ssa-reassoc.c (rewrite_expr_tree): Enable destructive update
8779 for operand entry oe2 in addition to operand entry oe3 in order to
8780 expose more opportunities for vectorizer sum reduction.
8782 2008-02-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8785 * Makefile.in (LIBS): Remove $(GMPLIBS).
8786 (cc1-dummy, cc1): Add $(GMPLIBS).
8788 2008-02-06 Jan Hubicka <jh@suse.cz>
8791 * i386.md (moddf_integer): Do not produce partial memory stalls for
8792 targets where it hurts.
8794 2008-02-06 Uros Bizjak <ubizjak@gmail.com>
8797 * optabs.c (expand_float): Do not check for decimal modes when
8798 expanding unsigned integer through signed conversion.
8800 2008-02-06 Nick Clifton <nickc@redhat.com>
8802 * config/stormy16/stormy16.md (eqbranchsi): Replace a match_dup
8803 inside the clobber with a match_operand and duplicated operand
8804 number in the constraint.
8805 (ineqbranchsi): Delete redundant comment.
8807 2008-02-06 Ralf Corsepius <ralf.corsepius@rtems.org>
8809 * config/arm/rtems-elf.h (TARGET_OS_CPP_BUILTINS): Add
8810 builtin_define ("__USE_INIT_FINI__").
8811 * config/h8300/t-rtems (MULTILIB_OPTION,MULTILIB_DIRNAMES): Add
8813 * gthr-rtems.h: Remove __GTHREAD_MUTEX_INIT.
8815 2008-02-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8817 PR documentation/30330
8818 * doc/invoke.texi (C++ Dialect Options)
8819 (Objective-C and Objective-C++ Dialect Options, Warning Options):
8820 For each warning option -Wfoo that allows -Wno-foo, ensure both
8821 -Wfoo and -Wno-foo are listed in the option index. Fix index
8822 entry of -Wswitch-default, index -Wnormalized= including the
8823 `=', and -Wlarger-than-@var{len} including @var{len}.
8825 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
8827 * config/i386/i386.md (floatunssisf2): Use
8828 ix86_expand_convert_uns_sisf_sse also for TARGET_SSE.
8829 (floatunssi<mode>2): Rename from floatunssisf2 and floatunssidf2.
8830 Macroize expander using MODEF mode iterator.
8832 2008-02-05 Diego Novillo <dnovillo@google.com>
8834 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00140.html
8837 * tree-vrp.c (vrp_evaluate_conditional): Revert fix for PR 33738.
8839 2008-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8842 * toplev.c (print_version): Honor `indent' for GMP/MPFR warnings.
8844 2008-02-05 H.J. Lu <hongjiu.lu@intel.com>
8847 * config/i386/i386.c (ix86_function_sseregparm): Add an arg
8848 to indicate if a message should be generated.
8849 (init_cumulative_args): Updated.
8850 (function_value_32): Likewise.
8852 2008-02-05 Joseph Myers <joseph@codesourcery.com>
8854 * doc/include/texinfo.tex: Update to version 2008-02-04.16.
8856 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
8859 * config/i386/i386.md (floatunsisf2): Enable for TARGET_SSE_MATH only.
8860 Call ix86_expand_convert_uns_sisf_sse for TARGET_SSE2.
8862 2008-02-04 Diego Novillo <dnovillo@google.com>
8864 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00110.html
8867 * tree-vrp.c (vrp_evaluate_conditional): With
8868 -Wtype-limits, emit a warning when comparing against a
8869 constant outside the natural range of OP0's type.
8871 2008-02-04 Richard Guenther <rguenther@suse.de>
8874 * expr.c (count_type_elements): Give for unions instead of
8877 2008-02-04 Richard Guenther <rguenther@suse.de>
8880 * gimplify.c (gimplify_init_ctor_eval): Convert array indices
8881 to TYPE_DOMAINs base type instead of using bitsizetype here.
8883 2008-02-03 Jason Merrill <jason@redhat.com>
8885 * print-tree.c (print_node) [CONSTRUCTOR]: Print elements.
8887 2008-02-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8890 * doc/invoke.texi (C++ Dialect Options, Optimize Options)
8891 (HPPA Options, i386 and x86-64 Options, IA-64 Options)
8892 (RS/6000 and PowerPC Options): Fix typos and markup.
8893 * doc/passes.texi (Tree-SSA passes): Likewise.
8895 2008-02-02 Michael Matz <matz@suse.de>
8898 * postreload-gcse.c (record_last_reg_set_info_regno): Renamed
8899 from record_last_reg_set_info.
8900 (record_last_reg_set_info): Take an RTX argument, iterate over all
8901 constituent hardregs.
8902 (record_last_set_info, record_opr_changes): Change calls to
8903 new signature or to record_last_reg_set_info_regno.
8905 2008-02-02 Gerald Pfeifer <gerald@pfeifer.com>
8907 * doc/extend.texi (X86 Built-in Functions): Fix grammar.
8909 2008-02-01 Hans-Peter Nilsson <hp@axis.com>
8911 PR rtl-optimization/34773
8912 * reg-notes.def (EQUAL): Mention significance of combination of
8913 REG_EQUAL and REG_RETVAL.
8914 * fwprop.c (try_fwprop_subst): Don't add REG_EQUAL to an
8915 insn that has a REG_RETVAL.
8917 2008-02-01 Roger Sayle <roger@eyesopen.com>
8920 * configure.ac (--enable-fixed-point): Disable unless explicitly
8922 * configure: Regenerate.
8924 2008-02-01 Richard Guenther <rguenther@suse.de>
8927 * invoke.texi (-finline-limit): Remove no longer true parts
8928 of the documentation. Note that there is no default value.
8930 2008-02-01 Andrew Pinski <pinskia@gmail.com>
8931 Mark Mitchell <mark@codesourcery.com>
8932 Ben Elliston <bje@au.ibm.com>
8935 * doc/extend.texi (Other Builtins): Document.
8937 2008-01-31 Tom Browder <tom.browder@gmail.com>
8939 * doc/c-tree.texi (Types): Fix grammar.
8940 (Expression trees): Ditto.
8941 * doc/passes.texi (Tree-SSA passes): Ditto.
8943 * doc/configterms.texi (Configure Terms): Fix typo.
8944 * doc/cpp.texi (Common Predefined Macros): Ditto.
8945 * doc/md.texi (Machine Constraints): Ditto.
8947 * doc/makefile.texi (Makefile): Add comma.
8949 2008-01-31 Tom Browder <tom.browder@gmail.com>
8950 Gerald Pfeifer <gerald@pfeifer.com>
8952 * doc/sourcebuild.texi (Front End): Remove references to CVS
8953 and CVSROOT/modules.
8954 (Texinfo Manuals): Replace reference to CVS by one to SVN.
8955 (Back End): Remove reference to CVS.
8957 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
8960 * config/mips/mips.c (gen_load_const_gp): New function, taking a
8962 (mips16_gp_pseudo_reg): ...here.
8963 * config/mips/mips.md (load_const_gp): Replace with...
8964 (load_const_gp_<mode>): ...this :P-based insn.
8966 2008-01-31 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8968 * doc/invoke.texi (-ansi): Mention explicitly corresponding -std=
8969 options. Minor fixes.
8970 (-std): Move reference to standards closer to where language
8971 standards are first mentioned.
8973 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
8975 PR rtl-optimization/34995
8976 * reload.c (alternative_allows_const_pool_ref): Take an rtx
8977 parameter and return a bool. If the rtx parameter is nonnull,
8978 check that it satisfies an EXTRA_MEMORY_CONSTRAINT.
8979 (find_reloads): Update call accordingly. Pass the new operand
8980 if it needed no address reloads, otherwise pass null.
8982 2008-01-30 Richard Henderson <rth@redhat.com>
8985 * tree.c (build_type_attribute_qual_variant): Skip TYPE_DOMAIN
8986 for unbounded arrays.
8988 2008-01-30 Silvius Rus <rus@google.com>
8990 * config/i386/xmmintrin.h (_mm_prefetch): Add const to first arg.
8992 2008-01-30 Jan Hubicka <jh@suse.cz>
8995 * i386.c (init_cumulative_args): Use real function declaration when
8998 2008-01-30 Richard Sandiford <rsandifo@nildram.co.uk>
9000 PR rtl-optimization/34998
9001 * global.c (build_insn_chain): Treat non-subreg_lowpart
9002 SUBREGs of pseudos as clobbering all the words covered by the
9003 SUBREG, not just all the bytes.
9004 * ra-conflict.c (clear_reg_in_live): Likewise. Take the
9005 original df_ref rather than an extract parameter.
9006 (global_conflicts): Update call accordingly.
9008 2008-01-30 Andreas Krebbel <krebbel1@de.ibm.com>
9010 * config/s390/fixdfdi.h (__fixunstfdi, __fixtfdi): Rearrange
9011 the overflow check to make it easier to read.
9012 (__fixtfdi): Change the type of the ll member in union
9013 long_double to UDItype_x.
9015 2008-01-30 Jakub Jelinek <jakub@redhat.com>
9018 * cgraph.h (cgraph_update_edges_for_call_stmt): New prototype.
9019 * cgraph.c (cgraph_update_edges_for_call_stmt): New function.
9020 * tree-inline.c (fold_marked_statements): Call
9021 cgraph_update_edges_for_call_stmt if folding a call statement.
9022 * cgraphunit.c (verify_cgraph_node): Set cfun to this_cfun for
9023 debug_generic_stmt calls, reset it back afterwards.
9026 * c-decl.c (start_decl): Don't pedwarn about TREE_READONLY
9028 * c-typeck.c (build_external_ref): Don't pedwarn about
9029 static vars in current function's scope.
9031 2008-01-29 Joseph Myers <joseph@codesourcery.com>
9033 * config.gcc (i[34567]86-*-nto-qnx*): Remove deprecation.
9035 2008-01-29 Bernhard Fischer <aldot@gcc.gnu.org>
9038 * ipa-struct-reorg.c: Fix spelling.
9039 * params.def: Ditto.
9041 2008-01-29 Richard Guenther <rguenther@suse.de>
9044 * tree-inline.h (struct copy_body_data): Add remapping_type_depth
9046 * tree-inline.c (remap_type): Increment remapping_type_depth
9047 around remapping types.
9048 (copy_body_r): Only add referenced variables if they are referenced
9049 from code, not types.
9051 2008-01-29 Douglas Gregor <doug.gregor@gmail.com>
9062 * c-pretty-print.c (pp_c_type_qualifier_list): Don't try to print
9063 qualifiers for an ERROR_MARK_NODE or a NULL_TREE.
9065 2008-01-28 Andy Hutchinson <hutchinsonandy@netscape.net>
9068 * config/avr/avr.c (expand_prologue): Use correct QI mode frame
9069 pointer for tiny stack.
9071 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
9073 * doc/tree-ssa.texi: Add cindex PHI nodes and improve wording.
9075 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
9077 * config/vx-common.h: Fix typo in comment.
9079 2008-01-28 Ian Lance Taylor <iant@google.com>
9083 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Don't
9084 coalesce pointers if they have different DECL_NO_TBAA_P values.
9085 * tree-ssa-copy.c (may_propagate_copy): Don't propagate copies
9086 between variables with different DECL_NO_TBAA_P values.
9088 2008-01-28 Nathan Froyd <froydnj@codesourcery.com>
9091 * config/rs6000/rs6000.c (small_data_operand): Vectors and floats
9092 are not legitimate small data references on SPE targets.
9094 2008-01-28 David Daney <ddaney@avtrex.com>
9096 * doc/install.texi (mips-*-*): Recommend binutils 2.18.
9098 2008-01-28 David Daney <ddaney@avtrex.com>
9100 * doc/install.texi (--disable-libgcj-bc): Reword documentation.
9102 2008-01-27 Joseph Myers <joseph@codesourcery.com>
9104 * config.gcc (strongarm*-*, ep9312*-*, xscale*-*, parisc*-*,
9105 m680[012]0-*, *-*-beos*, *-*-kaos*, *-*-linux*aout*,
9106 *-*-linux*libc1*, *-*-solaris2.[0-6], *-*-solaris2.[0-6].*,
9107 *-*-sysv*, *-*-windiss*, alpha*-*-unicosmk*, cris-*-aout,
9108 hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
9109 i[34567]86-sequent-ptx4*, i[34567]86-*-nto-qnx*,
9110 i[34567]86-*-sco3.2v5*, i[34567]86-*-uwin*, powerpc-*-chorusos*,
9111 vax-*-bsd*, vax-*-ultrix*): Mark obsolete.
9113 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
9115 * basic-block.h (condjump_equiv_p): Fix comment.
9117 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
9119 * tree-pretty-print.c (print_generic_decl, print_generic_stmt,
9120 print_generic_stmt_indented): Fix comment.
9122 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
9124 * configure.ac (__stack_chk_fail): Add detecion for availability
9125 of SSP in uClibc by checking if __UCLIBC_HAS_SSP__ is defined.
9126 * configure: Regenerate.
9128 2008-01-26 Maxim Kuvyrkov <maxim@codesourcery.com>
9131 * final.c (output_addr_const): Handle TRUNCATE.
9133 2008-01-26 Zdenek Dvorak <ook@ucw.cz>
9136 * tree-ssa-loop-ivopts.c (comp_cost): New type.
9137 (zero_cost, infinite_cost): New constants.
9138 (struct cost_pair): Change type of cost to comp_cost.
9139 (struct iv_ca): Change type of cand_use_cost and cost to comp_cost.
9140 (new_cost, add_costs, sub_costs, compare_costs, infinite_cost_p):
9142 (set_use_iv_cost, force_expr_to_var_cost, force_var_cost,
9143 split_address_cost, ptr_difference_cost, difference_cost,
9144 get_computation_cost_at, get_computation_cost,
9145 determine_use_iv_cost_generic, determine_use_iv_cost_address,
9146 determine_use_iv_cost_condition, determine_use_iv_costs,
9147 cheaper_cost_pair, iv_ca_recount_cost, iv_ca_set_no_cp,
9148 iv_ca_set_cp, iv_ca_cost, iv_ca_new, iv_ca_dump, iv_ca_extend,
9149 iv_ca_narrow, iv_ca_prune, try_improve_iv_set, find_optimal_iv_set):
9150 Change type of cost to comp_cost.
9151 (determine_iv_cost): Increase cost of non-original ivs, instead
9152 of decreasing the cost of original ones.
9153 (get_address_cost): Indicate the complexity of the addressing mode
9155 (try_add_cand_for): Prefer using ivs not specific to some object.
9156 * tree-flow.h (force_expr_to_var_cost): Declaration removed.
9158 2008-01-26 Peter Bergner <bergner@vnet.ibm.com>
9159 Janis Johnson <janis187@us.ibm.com>
9162 * doc/tm.texi (TARGET_EXPAND_TO_RTL_HOOK): Document.
9163 (TARGET_INSTANTIATE_DECLS): Likewise.
9164 * target.h (expand_to_rtl_hook): New target hook.
9165 (instantiate_decls): Likewise.
9166 * function.c (instantiate_decl): Make non-static. Rename to...
9167 (instantiate_decl_rtl): ... this.
9168 (instantiate_expr): Use instantiate_decl_rtl.
9169 (instantiate_decls_1): Likewise.
9170 (instantiate_decls): Likewise.
9171 (instantiate_virtual_regs: Call new instantiate_decls taget hook.
9172 * function.h (instantiate_decl_rtl): Add prototype.
9173 * cfgexpand.c (target.h): New include.
9174 (tree_expand_cfg): Call new expand_to_rtl_hook target hook.
9175 * target-def.h (TARGET_EXPAND_TO_RTL_HOOK): New define.
9176 (TARGET_INSTANTIATE_DECLS): Likewise.
9177 (TARGET_INITIALIZER): New target hooks added.
9178 * config/rs6000/rs6000-protos.h (rs6000_secondary_memory_needed_rtx):
9180 * config/rs6000/rs6000.c (tree-flow.h): New include.
9181 (machine_function): Add sdmode_stack_slot field.
9182 (rs6000_alloc_sdmode_stack_slot): New function.
9183 (rs6000_instantiate_decls): Likewise.
9184 (rs6000_secondary_memory_needed_rtx): Likewise.
9185 (rs6000_check_sdmode): Likewise.
9186 (TARGET_EXPAND_TO_RTL_HOOK): Target macro defined.
9187 (TARGET_INSTANTIATE_DECLS): Likewise.
9188 (rs6000_hard_regno_mode_ok): Allow SDmode.
9189 (num_insns_constant): Likewise. Handle _Decimal32 constants.
9190 (rs6000_emit_move): Handle SDmode.
9191 (function_arg_advance): Likewise.
9192 (function_arg): Likewise.
9193 (rs6000_gimplify_va_arg): Likewise. Add special handling of
9194 SDmode var args for 32-bit compiles.
9195 (rs6000_secondary_reload_class): Handle SDmode.
9196 (rs6000_output_function_epilogue): Likewise.
9197 (rs6000_function_value): Simplify if statement.
9198 (rs6000_libcall_value): Likewise.
9199 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Handle SDmode.
9200 (SECONDARY_MEMORY_NEEDED_RTX): Add define.
9201 * config/rs6000/dfp.md (movsd): New define_expand and splitter.
9202 (movsd_hardfloat): New define_insn.
9203 (movsd_softfloat): Likewise.
9204 (movsd_store): Likewise.
9205 (movsd_load): Likewise.
9206 (extendsddd2): Likewise.
9207 (extendsdtd2): Likewise.
9208 (truncddsd2): Likewise.
9209 (movdd_hardfloat64): Fixup comment.
9210 (UNSPEC_MOVSD_LOAD): New constant.
9211 (UNSPEC_MOVSD_STORE): Likewise.
9213 2008-01-26 Jakub Jelinek <jakub@redhat.com>
9216 * c-pretty-print.c (pp_c_exclusive_or_expression): Handle
9218 (pp_c_logical_and_expression): Handle TRUTH_AND_EXPR.
9219 (pp_c_logical_or_expression): Handle TRUTH_OR_EXPR.
9220 (pp_c_expression): Handle TRUTH_AND_EXPR, TRUTH_OR_EXPR
9223 2008-01-26 David Edelsohn <edelsohn@gnu.org>
9226 * config.gcc: Separate AIX 5.3 from AIX 6.1.
9227 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
9228 __LONGDOUBLE128 too.
9229 * config/rs6000/aix61.h: New file.
9231 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
9233 PR rtl-optimization/34959
9234 * optabs.c (expand_unop): In libcall notes, give ffs, clz, ctz,
9235 popcount and parity rtxes the same mode as their operand.
9236 Truncate or extend the result to the return value's mode
9239 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
9242 * config/mips/mips-protos.h (mips_expand_call): Return an rtx.
9243 * config/mips/mips.h (FIRST_PSEUDO_REGISTER): Rename FAKE_CALL_REGNO
9244 to GOT_VERSION_REGNUM.
9245 (CALL_REALLY_USED_REGISTERS): Set the GOT_VERSION_REGNUM entry to 0.
9246 (EPILOGUE_USES): Include GOT_VERSION_REGNUM if TARGET_USE_GOT.
9247 * config/mips/mips.c (mips_emit_call_insn): New function.
9248 (mips_call_tls_get_addr): Call mips_expand_call directly.
9249 (mips16_copy_fpr_return_value): Use mips_emit_call_insn rather than
9251 (mips16_build_call_stub): Likewise. Return the call insn or null.
9252 (mips_expand_call): Update the call to mips16_build_call_stub
9253 accordingly and a remove redundant condition. Assert that MIPS16
9254 stubs do not use lazy binding. Use mips_emit_call_insn and return
9256 (mips_extra_live_on_entry): Include GOT_VERSION_REGNUM if
9258 (mips_hard_regno_mode_ok_p): Allow SImode for GOT_VERSION_REGNUM.
9259 (mips_avoid_hazard): Remove hazard_set handling.
9260 * config/mips/mips.md (UNSPEC_EH_RECEIVER): Rename to...
9261 (UNSPEC_RESTORE_GP): ...this.
9262 (UNSPEC_SET_GOT_VERSION, UNSPEC_UPDATE_GOT_VERSION): New constants.
9263 (FAKE_CALL_REGNO): Rename to...
9264 (GOT_VERSION_REGNUM): ...this.
9265 (type): Add "ghost" value. Add an associated insn reservation.
9266 (hazard_set): Remove.
9267 (exception_receiver): Rename to...
9268 (restore_gp): ...this and update the unspec identifier accordingly.
9269 (exception_receiver, nonlocal_got_receiver): New expanders.
9270 (load_call<mode>): Use GOT_VERSION_REGNUM. Don't set
9271 FAKE_CALL_REGNO. Remove hazard_set attribute.
9272 (set_got_version, update_got_version): New patterns.
9274 2008-01-26 Danny Smith <dannysmith@users.sourceforge.net>
9277 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Define.
9279 2008-01-25 Joseph Myers <joseph@codesourcery.com>
9282 * doc/install.texi2html: Generate gcc-vers.texi.
9284 2008-01-25 DJ Delorie <dj@redhat.com>
9286 * config/m32c/m32c.h (ASM_PREFERRED_EH_DATA_FORMAT): Define.
9288 2008-01-25 Joseph Myers <joseph@codesourcery.com>
9290 * config/c4x: Remove directory.
9291 * config.gcc (crx-*, mt-*): Mark obsolete.
9292 (c4x-*, tic4x-*, c4x-*-rtems*, tic4x-*-rtems*, c4x-*, tic4x-*,
9293 h8300-*-rtemscoff*, ns32k-*-netbsdelf*, ns32k-*-netbsd*,
9294 sh-*-rtemscoff*): Remove cases.
9295 * defaults.h (C4X_FLOAT_FORMAT): Remove.
9296 * real.c (encode_c4x_single, decode_c4x_single,
9297 encode_c4x_extended, decode_c4x_extended, c4x_single_format,
9298 c4x_extended_format): Remove.
9299 * real.h (c4x_single_format, c4x_extended_format): Remove.
9300 * doc/extend.texi (interrupt, naked): Remove mention of attributes
9302 (Pragmas): Remove comment about c4x pragmas.
9303 * doc/install.texi (c4x): Remove target-specific instructions.
9304 * doc/invoke.texi (TMS320C3x/C4x Options): Remove.
9305 * doc/md.texi (Machine Constraints): Remove C4x documentation.
9306 * doc/tm.texi (MEMBER_TYPE_FORCES_BLK, c_register_pragma): Do not
9307 refer to C4x source files as examples.
9308 (C4X_FLOAT_FORMAT): Remove documentation.
9310 2008-01-25 Bernd Schmidt <bernd.schmidt@analog.com>
9312 * config/bfin/bfin.c (override_options): Reorder tests so that
9313 flag_pic gets enabled for -msep-data.
9315 2008-01-25 Richard Guenther <rguenther@suse.de>
9318 * expr.c (expand_expr_real_1): Reduce result of LSHIFT_EXPR
9319 to its bitfield precision if required.
9321 2008-01-25 Jakub Jelinek <jakub@redhat.com>
9324 * tree-nested.c (walk_omp_for): New function.
9325 (convert_nonlocal_reference, convert_local_reference): Call
9326 walk_omp_for on OMP_FOR.
9327 (convert_call_expr): Call walk_body on OMP_FOR's
9328 OMP_FOR_PRE_INIT_BODY.
9330 2008-01-25 Richard Guenther <rguenther@suse.de>
9332 PR tree-optimization/34966
9333 * tree-ssa-math-opts.c (execute_cse_sincos_1): For all but
9334 default defs and PHI_NODEs we have to insert after the
9337 2008-01-24 Nick Clifton <nickc@redhat.com>
9339 * config/stormy16/stormy16-lib2.c (MIN_UNITS_PER_WORD):
9340 Provide a default definition.
9341 (LIBGCC2_UNITS_PER_WORD): Likewise.
9343 * config/stormy16/stormy16.c: Include df.h for the prototype
9344 for df_regs_ever_live_p.
9345 (xstormy16_expand_builtin_va_start): Convert the stack offset
9346 into a component_ref and then use POINTER_PLUS_EXPR to add it
9347 to the incoming_virtual_args_rtx.
9348 (xstormy16_gimplify_va_arg_expr): Rename to
9349 xstormy16_gimplify_va_arg_expr.
9350 Use POINTER_PLUS_EXPR when performing pointer arithmetic.
9351 (TARGET_GIMPLIFY_VA_ARG_EXPR): Use renamed
9352 xstormy16_gimplify_va_arg_expr.
9353 Fix up some formatting issues.
9355 * config/stormy16/stormy16.c: (xstormy16_carry_plus_operand):
9356 Move to predicates.md.
9357 (xs_hi_general_operand): Likewise.
9358 (xs_hi_nonmemory_operand): Likewise.
9359 * config/stormy16/predicates.md:
9360 (xstormy16_carry_plus_operand): New predicate.
9361 (xs_hi_general_operand): New predicate.
9362 (xs_hi_nonmemory_operand): New predicate.
9363 * config/stormy16/stormy16-protos.h:
9364 (xstormy16_carry_plus_operand): Delete prototype.
9365 (xs_hi_general_operand): Likewise.
9366 (xs_hi_nonmemory_operand): Likewise.
9368 * config/storm16/stormy16.md (addhi3): Remove earlyclobber
9369 modifiers as they are no longer needed and they can trigger
9370 reload spill failures.
9372 * config/storm16/stormy16.md (ineqbranchsi): Replace match_dup
9373 with a match_operand in order to help reload.
9375 * config/storm16/stormy16.md (movhi_internal): Replace 'r'
9376 constraint with 'e' for the 8th alternative as this version of
9377 the mov.w instruction only accepts the lower 8 registers.
9379 2008-01-25 Uros Bizjak <ubizjak@gmail.com>
9382 * simplifx-rtx.c (simplify_const_binary_operation) [VEC_CONCAT]:
9383 Consider only CONST_INT, CONST_DOUBLE and CONST_FIXED as constant
9386 2008-01-25 Jakub Jelinek <jakub@redhat.com>
9389 * gimplify.c (gimplify_omp_for): Gimplify OMP_FOR_PRE_BODY.
9391 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
9393 * ipa-struct-reorg.c (remove_str_allocs_in_func, remove_str_allocs):
9395 (remove_structure): Update allocations list before removing structure.
9397 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
9399 * ipa-struct-reorg.c (is_safe_cond_expr,
9400 create_new_stmts_for_cond_expr): Use integer_zerop function,
9401 that recognize not only zero-pointer, but zero-integer too.
9403 2008-01-25 Ben Elliston <bje@au.ibm.com>
9406 * fixproto: Escape "." in sed expression that strips leading "./".
9408 2008-01-24 H.J. Lu <hongjiu.lu@intel.com>
9411 * gcc.c (SWITCH_OK): Removed.
9412 (SWITCH_LIVE): Changed to bit.
9413 (SWITCH_FALSE): Likewise.
9414 (SWITCH_IGNORE): Likewise.
9415 (switchstr): Change live_cond to unsigned int.
9416 (process_command): Replace SWITCH_OK with 0.
9417 (do_self_spec): Likewise.
9418 (set_collect_gcc_options): Check the SWITCH_IGNORE bit.
9419 (give_switch): Likewise.
9420 (used_arg): Likewise.
9421 (do_spec_1): Set the SWITCH_IGNORE bit.
9422 (check_live_switch): Check both SWITCH_LIVE and SWITCH_FALSE
9423 bits. Set the SWITCH_LIVE bit.
9425 2008-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
9427 * config/s390/s390.h (MOVE_RATIO): Define new target macro.
9429 2008-01-24 Richard Sandiford <rsandifo@nildram.co.uk>
9431 PR tree-optimization/34472
9432 * ipa-struct-reorg.c (safe_cond_expr_check): Change the DATA
9433 parameter to a "bool *" and set *DATA to false if there is
9434 an unsafe access. Do not delete the structure here.
9435 (check_cond_exprs): Delete it here instead.
9436 (check_cond_exprs, exclude_cold_structs): Do not increase
9437 I when removing a structure.
9439 2008-01-24 Uros Bizjak <ubizjak@gmail.com>
9442 * config/i386/i386.c (ix86_expand_vector_init): Consider only
9443 CONST_INT, CONST_DOUBLE and CONST_FIXED as constant vector elements.
9445 2008-01-24 Jakub Jakub Jelinek <jakub@redhat.com>
9448 * tree-stdarg.c (reachable_at_most_once): Use VEC vector instead of
9449 a fixed vector for stack.
9451 2008-01-24 Ben Elliston <bje@au.ibm.com>
9454 * doc/gcc.texi (Software development): Add a direntry for g++.
9456 2008-01-23 Hans-Peter Nilsson <hp@axis.com>
9458 * config/cris/cris.h (CC1PLUS_SPEC, OPTIMIZATION_OPTIONS): Drop
9459 stale and straggling -fforce-addr comments above.
9461 * config/cris/cris.h (CRIS_SUBTARGET_VERSION, TARGET_VERSION): Don't
9463 * config/cris/linux.h (CRIS_SUBTARGET_VERSION): Don't define.
9464 * config/cris/aout.h (CRIS_SUBTARGET_VERSION): Don't define.
9466 2008-01-23 Michael Matz <matz@suse.de>
9469 * dwarf2out.c (force_type_die): Use modified_type_die instead of
9472 2008-01-23 Andreas Krebbel <krebbel1@de.ibm.com>
9474 * ipa-struct-reorg.c (create_new_malloc): Use pointer type as
9477 2008-01-23 Anatoly Sokolov <aesok@post.ru>
9479 * config/avr/avr.c (avr_current_arch): New variable.
9480 (avr_arch_types): Add 'avr31' and 'avr51' entries.
9481 (avr_arch): Add 'ARCH_AVR31' and 'ARCH_AVR51'.
9482 (avr_mcu_types): Add 'avr31' and 'avr51' architectures.
9483 (avr_override_options): Init 'avr_current_arch'.
9484 (base_arch_s): Move from here...
9485 * config/avr/avr.h (base_arch_s): ... here. Add new members
9486 'have_elpm', 'have_elpmx', 'have_eijmp_eicall', 'reserved'. Rename
9487 'mega' to 'have_jmp_call'.
9488 (TARGET_CPU_CPP_BUILTINS): Define "__AVR_HAVE_JMP_CALL__",
9489 "__AVR_HAVE_RAMPZ__", "__AVR_HAVE_ELPM__" and "__AVR_HAVE_ELPMX__"
9491 (LINK_SPEC, CRT_BINUTILS_SPECS, ASM_SPEC): Add 'avr31' and 'avr51'
9493 * config/avr/t-avr (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
9494 MULTILIB_MATCHES): (Ditto.).
9496 2008-01-23 Richard Guenther <rguenther@suse.de>
9499 * cgraphunit.c (cgraph_reset_node): Always mark the node
9500 not reachable if it is not queued already.
9502 2008-01-23 Bernd Schmidt <bernd.schmidt@analog.com>
9504 * config/bfin/bfin-protos.h (WA_RETS, ENABLE_WA_RETS): New macros.
9505 * config/bfin/bfin.c (bfin_cpus): Add WA_RETS everywhere.
9506 (cputype_selected): New static variable.
9507 (bfin_handle_option): Set it if -mcpu is used.
9508 (override_option): Select default set of workarounds if no cpu type
9509 selected on the command line.
9510 (workaround_rts_anomaly): Only run if ENABLE_WA_RETS.
9512 From Michael Frysinger <michael.frysinger@analog.com>
9513 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add
9514 BFIN_CPU_BF547, BFIN_CPU_BF523, BFIN_CPU_BF524, and BFIN_CPU_BF526.
9516 * config/bfin/elf.h (LIB_SPEC): Use proper linker script
9517 for bf547, bf523, bf524, and bf526.
9518 * config/bfin/bfin.c (bfin_cpus[]): Add bf547, bf523, bf524, and
9520 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
9521 __ADSPBF523__ for bf523, __ADSPBF524__ for bf524,
9522 __ADSPBF526__ for bf526, __ADSPBF52x__ for all three, as well as
9523 __ADSPBF547__ and __ADSPBF54x__ for bf547.
9524 * doc/invoke.texi (Blackfin Options): Document that
9525 -mcpu now accept bf547, bf523, bf524, and bf526.
9527 2008-01-22 Eric Botcazou <ebotcazou@adacore.com>
9529 PR rtl-optimization/34628
9530 * combine.c (try_combine): Stop and undo after the first combination
9531 if an autoincrement side-effect on the first insn has effectively
9534 2008-01-22 David Edelsohn <edelsohn@gnu.org>
9537 * config/rs6000/rs6000.c (rs6000_legitimate_offset_address_p):
9538 Offset addresses are not valid for Altivec or paired float modes.
9540 2008-01-22 Jakub Jelinek <jakub@redhat.com>
9543 * c-parser.c (c_parser_omp_for_loop): Don't call c_finish_omp_for
9544 if DECL_INITIAL (decl) is error_mark_node.
9547 * c-common.c (handle_vector_size_attribute): Only allow
9548 integral, scalar float and fixed point types. Handle OFFSET_TYPE
9549 the same way as pointer, array etc. types.
9550 * tree.c (reconstruct_complex_type): Handle OFFSET_TYPE.
9553 * tree.c (build_type_attribute_qual_variant): Call
9554 build_qualified_type if attributes are equal, but quals are not.
9556 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9559 * doc/invoke.texi (-Wall): -Wall enables -Wstrict-overflow=1.
9560 * flags.h (warn_strict_aliasing): Remove.
9561 (warn_strict_overflow): Remove.
9562 * opts.c (warn_strict_aliasing): Remove.
9563 (warn_strict_overflow): Remove.
9564 * c-opts.c (c_common_handle_option): -Wall only sets
9565 -Wstrict-aliasing or -Wstrict-overflow if they are uninitialized.
9566 (c_common_post_options): Give default values to -Wstrict-aliasing
9567 and -Wstrict-overflow if they are uninitialized.
9568 * common.opt (Wstrict-aliasing): Specify Var and Init.
9569 (Wstrict-overflow): Likewise.
9571 2008-01-22 Kenneth Zadeck <zadeck@naturalbridge.com>
9573 PR rtl-optimization/26854
9574 PR rtl-optimization/34400
9575 PR rtl-optimization/34884
9576 * ddg.c (create_ddg_dep_from_intra_loop_link): Use
9578 * df.h (df_changeable_flags.DF_RD_NO_TRIM): Deleted
9579 (df_rd_bb_info.expanded_lr_out): Deleted
9580 * loop_invariant.c (find_defs): Deleted DF_RD_NO_TRIM flag.
9581 * loop_iv.c (iv_analysis_loop_init): Ditto. * df-problems.c
9582 (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
9583 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
9584 Removed code to allocate, initialize or free expanded_lr_out.
9585 (df_rd_bb_local_compute_process_def): Restructured to make more
9587 (df_rd_confluence_n): Removed code to no apply invalidate_by_call
9588 sets if the sets are being trimmed.
9590 2008-01-22 H.J. Lu <hongjiu.lu@intel.com>
9593 * configure.ac (ld_vers): Support GNU linker version xx.xx.*
9594 (as_vers): Likewise.
9595 * configure: Regenerated.
9597 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9600 * tree-pass.h (pass_build_alias): New pass.
9601 * tree-ssa-alias.c (gate_build_alias): New.
9602 (pass_build_alias): New.
9603 * passes.c (init_optimization_passes): Add pass_build_alias after
9604 pass_create_structure_vars.
9606 2008-01-22 Wolfgang Gellerich <gellerich@de.ibm.com>
9608 * config/s390/s390.h (S390_TDC_POSITIVE_NORMALIZED_NUMBER):
9609 Renamed to S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER.
9610 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): Renamed to
9611 S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER.
9612 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): Renamed to
9613 S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER.
9614 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): Renamed to
9615 S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER.
9616 (S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER): New constant.
9617 (S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER): New constant.
9618 (S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER): New constant.
9619 (S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER): New constant.
9620 * config/s390/s390.md (FP_ALL): New mode iterator.
9621 (_d): New mode attribute.
9622 ("*signbit<mode>2>"): Changed mode of first operand.
9623 ("isinf<mode>2"): Changed mode of first operand.
9624 ("*TDC_insn"): Adaptation for DFP modes.
9626 2008-01-22 Ben Elliston <bje@au.ibm.com>
9628 * tree.c (check_qualified_type): Improve function description.
9630 2008-01-21 Jason Merrill <jason@redhat.com>
9633 * tree.h (TRY_CATCH_IS_CLEANUP): New macro.
9634 * tree-eh.c (honor_protect_cleanup_actions): Strip TRY_CATCH_EXPR
9637 2008-01-21 DJ Delorie <dj@redhat.com>
9639 * doc/tm.texi (HARD_REGNO_NREGS): Note that this macro must not
9642 2008-01-21 Richard Guenther <rguenther@suse.de>
9645 * tree-cfg.c (verify_expr): Allow all invariant expressions
9646 instead of just constant class ones as reference argument.
9647 * tree-ssa-loop-im.c (for_each_index): Handle CONSTRUCTOR
9648 like any other constant.
9649 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
9651 2008-01-21 H.J. Lu <hongjiu.lu@intel.com>
9653 * regmove.c (fixup_match_1): Update call crossed frequencies.
9655 2008-01-21 Richard Guenther <rguenther@suse.de>
9658 * tree-inline.c (setup_one_parameter): Deal with mismatched
9659 types using a VIEW_CONVERT_EXPR.
9661 2008-01-21 Alon Dayan <alond@il.ibm.com>
9662 Olga Golovanevsky <olga@il.ibm.com>
9664 PR tree-optimization/34701
9665 * ipa-struct-reorg.c (gen_size): Fix the malloc parameter calculation
9666 when the structure size is not a power of 2.
9668 2008-01-20 Kenneth Zadeck <zadeck@naturalbridge.com>
9670 * doc/install.texi: Add doc for --enable-checking=df.
9672 2008-01-20 Kaz Kojima <kkojima@gcc.gnu.org>
9674 PR rtl-optimization/34808
9675 * emit-rtl.c (try_split): Handle REG_RETVAL notes.
9677 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
9679 * global.c (find_reg): Only compute EH_RETURN_DATA_REGNO once per
9682 2008-01-19 Kenneth Zadeck <zadeck@naturalbridge.com>
9684 PR rtl-optimization/26854
9685 PR rtl-optimization/34400
9686 * ddg.c (create_ddg_dep_from_intra_loop_link): Do not use
9688 * df.h (df_changeable_flags.DF_RD_NO_TRIM): New.
9689 (df_rd_bb_info.expanded_lr_out): New.
9690 * loop_invariant.c (find_defs): Added DF_RD_NO_TRIM flag.
9691 * loop_iv.c (iv_analysis_loop_init): Ditto.
9692 * df-problems.c (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
9693 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
9694 Added code to allocate, initialize or free expanded_lr_out.
9695 (df_rd_bb_local_compute_process_def): Restructured to make
9696 more understandable.
9697 (df_rd_confluence_n): Add code to do nothing with fake edges and
9698 code to no apply invalidate_by_call sets if the sets are being trimmed.
9699 (df_lr_local_finalize): Renamed to df_lr_finalize.
9700 (df_live_local_finalize): Renamed to df_live_finalize.
9702 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
9705 * config/mips/mips.md (div<mode>3): Use <recip_condition> when
9706 deciding whether to use reciprocal instructions.
9708 2008-01-19 Uros Bizjak <ubizjak@gmail.com>
9710 * dwarf2out.c (dwarf2out_switch_text_section): Do not call
9711 dwarf2out_note_section_used if cold_text_section is NULL.
9713 2008-01-19 Jakub Jelinek <jakub@redhat.com>
9715 PR gcov-profile/34610
9716 * tree-cfg.c (make_edges): Mark both outgoing edges from
9717 OMP_CONTINUE and from OMP_FOR as EDGE_ABNORMAL.
9718 * omp-low.c (expand_omp_for): Clear EDGE_ABNORMAL bits
9719 from OMP_FOR and OMP_CONTINUE outgoing edges.
9721 * tree-profile.c (tree_profiling): Return early if
9722 cfun->after_tree_profile != 0. Set cfun->after_tree_profile
9724 * omp-low.c (expand_omp_parallel): Copy after_tree_profile
9725 from cfun to child_cfun.
9726 * function.h (struct function): Add after_tree_profile bit.
9728 2008-01-19 Anatoly Sokolov <aesok@post.ru>
9730 * config/avr/avr.S (_exit): Disable interrupt.
9732 2008-01-18 Kenneth Zadeck <zadeck@naturalbridge.com>
9733 Steven Bosscher <stevenb.gcc@gmail.com>
9735 PR rtl-optimization/26854
9736 PR rtl-optimization/34400
9737 * df-problems.c (df_live_scratch): New scratch bitmap.
9738 (df_live_alloc): Allocate df_live_scratch when doing df_live.
9739 (df_live_reset): Clear the proper bitmaps.
9740 (df_live_bb_local_compute): Only process the artificial defs once
9741 since the order is not important.
9742 (df_live_init): Init the df_live sets only with the variables
9743 found live by df_lr.
9744 (df_live_transfer_function): Use the df_lr sets to prune the
9745 df_live sets as they are being computed.
9746 (df_live_free): Free df_live_scratch.
9748 2008-01-18 Ian Lance Taylor <iant@google.com>
9750 * common.opt: Add fmerge-debug-strings.
9751 * dwarf2out.c (DEBUG_STR_SECTION_FLAGS): Test
9752 flag_merge_debug_strings rather than flag_merge_constants.
9753 * doc/invoke.texi (Option Summary): Mention
9754 -fmerge-debug-strings.
9755 (Debugging Options): Document -fmerge-debug-strings.
9757 2008-01-18 Ian Lance Taylor <iant@google.com>
9760 * tree.h (DECL_IS_OPERATOR_NEW): Define.
9761 (struct tree_function_decl): Add new field operator_new_flag.
9762 * tree-inline.c (expand_call_inline): When inlining a call to
9763 operator new, force the return value to go into a variable, and
9764 set DECL_NO_TBAA_P on that variable.
9765 * c-decl.c (merge_decls): Merge DECL_IS_OPERATOR_NEW flag.
9767 2008-01-18 Uros Bizjak <ubizjak@gmail.com>
9770 * dwarf2out.c (dwarf2out_switch_text_section): Do not guard with
9771 DWARF2_DEBUGGING_INFO.
9772 (dwarf2out_note_section_used): Ditto. Add prototype.
9773 (have_multiple_function_sections, text_section_used,
9774 cold_text_section_used, *cold_text_sections): Move declarations
9777 2008-01-17 Bob Wilson <bob.wilson@acm.org>
9779 * config/xtensa/unwind-dw2-xtensa.h (_Unwind_FrameState): Remove pc
9780 field and add signal_ra.
9781 * config/xtensa/unwind-dw2-xtensa.c (uw_frame_state_for): Remove
9782 assignments to frame state pc. Move end of stack check after
9783 MD_FALLBACK_FRAME_STATE_FOR.
9784 (uw_update_context_1): Use frame state signal_regs if set, instead
9785 of checking signal_frame flag.
9786 (uw_update_context): Use frame state signal_ra if set.
9787 * config/xtensa/linux.h (MD_UNWIND_SUPPORT): Define.
9788 * config/xtensa/linux-unwind.h: New file.
9790 2008-01-18 Bernhard Fischer <aldot@gcc.gnu.org>
9792 * modulo-sched.c (get_sched_window): Fix comment typo.
9794 2008-01-17 Andrew MacLeod <amacleod@redhat.com>
9796 PR tree-optimization/34648
9797 * tree-ssa-sccvn.c (visit_use): Expressions which can throw are varying.
9799 2008-01-17 Anatoly Sokolov <aesok@post.ru>
9801 * config/avr/avr.h (LINK_SPEC): Support -mrelax and -mpmem-wrap-around.
9802 * config/avr/avr.opt (mrelax, mpmem-wrap-around): Add.
9804 2008-01-17 Seongbae Park <seongbae.park@gmail.com>
9806 PR rtl-optimization/34400
9807 * df-core.c (df_worklist_dataflow_overeager,
9808 df_worklist_dataflow_doublequeue): New functions.
9809 (df_worklist_dataflow): Two different worklist solvers.
9810 * params.def (PARAM_DF_DOUBLE_QUEUE_THRESHOLD_FACTOR):
9813 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
9816 * doc/invoke.texi: Document the dependence on pthread for fopenmp
9817 and ftree-parallelize-loops.
9819 2008-01-17 Mircea Namolaru <namolaru@il.ibm.com>
9821 PR rtl-optimization/34826
9822 * loop-doloop (doloop_modify): Update the REG_BR_PROB note.
9824 2008-01-17 Andreas Krebbel <krebbel1@de.ibm.com>
9826 * global.c (find_reg): Mark the eh regs as used if necessary.
9827 * ra-conflict.c (global_conflicts): Set no_eh_reg flag.
9828 * ra.h (struct allocno): no_eh_reg field added. Changed
9829 no_stack_reg type to bitfield.
9831 2008-01-17 Eric Botcazou <ebotcazou@adacore.com>
9833 * tree.c (substitute_in_expr): Add missing 'break'.
9835 2008-01-17 Richard Guenther <rguenther@suse.de>
9837 PR tree-optimization/34825
9838 * tree-ssa-math-opts.c (is_division_by): Do not recognize
9839 x / x as division to handle.
9841 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9843 * pa64-hpux.h (LIB_SPEC): Add "-lpthread" in shared links if "-mt" or
9844 "-pthread" is specified.
9845 * pa-hpux11.h (LIB_SPEC): Likewise.
9847 2008-01-16 Janis Johnson <janis187@us.ibm.com>
9848 Peter Bergner <bergner@vnet.ibm.com>
9850 PR rtl-optimization/33796
9851 * sparseset.c (sparseset_alloc): Use xcalloc rather than xmalloc.
9853 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9855 PR libgfortran/34699
9856 * pa-hpux.h (LINK_SPEC): Only search /lib/pa1.1 and /usr/lib/pa1.1 on
9858 * pa-hpux10.h (LINK_SPEC): Likewise.
9859 * pa-hpux11.h (LINK_SPEC): Don't search /lib/pa1.1 and /usr/lib/pa1.1.
9861 2008-01-16 Richard Guenther <rguenther@suse.de>
9864 * fold-const.c (fold_convert_const_int_from_int): Do not
9865 set overflow if that occured only because of a sign extension
9866 change when converting from/to a sizetype with the same
9867 precision and signedness.
9869 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
9872 * dwarf2out.c (output_call_frame_info): Move output of FDE initial
9873 location address to the correct place. Update copyright year.
9875 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
9877 * lambda-code.c (lambda_transform_legal_p): Handle the case of
9878 no dependences in the dependence_relations vector.
9880 2008-01-16 Jan Hubicka <jh@suse.cz>
9882 PR rtl-optimization/31396
9883 * regstat.c (regstat_bb_compute_ri): Compute FREQ_CALLS_CROSSED.
9884 * cfg.c (dump_reg_info): Print it.
9885 * regs.h (struct reg_info_t): add freq_calls_crossed.
9886 (REG_FREQ_CALLS_CROSSED): New macro.
9887 * global.c (global_alloc): Compute freq_calls_crossed for allocno.
9888 (find_reg): Update call of CALLER_SAVE_PROFITABLE.
9889 * regmove.c (optimize_reg_copy_1, optimize_reg_copy_2, fixup_match_2,
9890 regmove_optimize): Update call crossed frequencies.
9891 * local-alloc.c (struct qty): Add freq_calls_crossed.
9892 (alloc_qty): Copute freq_calls_crossed.
9893 (update_equiv_regs, combine_regs): Update REG_FREQ_CALLS_CROSSED.
9894 (find_free_reg): Update call of CALLER_SAVE_PROFITABLE.
9895 * ra.h (struct allocno): Add freq_calls_crossed.
9897 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
9899 * gcc.c (LINK_COMMAND_SPEC): Add includes and link options for
9900 libgomp when compiling with ftree-parallelize-loops.
9901 (GOMP_SELF_SPECS): Add -pthread for ftree-parallelize-loops.
9903 2008-01-16 Richard Guenther <rguenther@suse.de>
9905 PR tree-optimization/34769
9906 * tree-data-ref.c (initialize_matrix_A): Revert fix for PR34458.
9907 * tree.c (int_cst_value): Instead make this function more
9908 permissive in what it accepts as valid input. Document this
9909 function always sign-extends the value.
9911 2008-01-16 Jakub Jelinek <jakub@redhat.com>
9912 Richard Guenther <rguenther@suse.de>
9915 * gimplify.c (fold_indirect_ref_rhs): Rename to ...
9916 (gimple_fold_indirect_ref_rhs): ... this.
9917 (gimple_fold_indirect_ref): New function with foldings
9918 that preserve lvalueness.
9919 (gimplify_modify_expr_rhs): Call gimple_fold_indirect_ref_rhs.
9920 * tree-flow.h (gimple_fold_indirect_ref): Declare.
9921 * tree-inline.c (copy_body_r): Use gimple_fold_indirect_ref
9922 to fold an INDIRECT_REF, fall back to the old use of
9923 fold_indirect_ref_1.
9925 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
9927 * tree-data-ref.c (subscript_dependence_tester_1): Call
9928 free_conflict_function.
9929 (compute_self_dependence): Same.
9931 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
9934 * debug.h (dwarf2out_switch_text_section): Move declaration from ...
9935 * dwarf2out.c (dwarf2out_switch_text_section): ... here. Make
9937 * final.c (final_scan_insn) [NOTE_INSN_SWITCH_TEXT_SECTIONS]:
9938 Depending on dwarf2out_do_frame, call dwarf2out_switch_text_section
9939 for DWARF2_UNWIND_INFO targets.
9941 2008-01-16 Richard Guenther <rguenther@suse.de>
9944 * c-typeck.c (common_pointer_type): Do not merge inconsistent
9945 type qualifiers for function types.
9947 2008-01-15 Jerry DeLisle <jvdelisle@gcc.gnu.org>
9949 * tree-parloops.c (gen_parallel_loop): Fix ommision of declaration for
9950 loop_iterator li from previous commit.
9952 2008-01-15 Sebastian Pop <sebastian.pop@amd.com>
9954 * tree-parloops.c (gen_parallel_loop): Free loop bound estimations.
9956 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
9958 * tree-parloops.c (loop_has_blocks_with_irreducible_flag): New.
9959 (parallelize_loops): Don't parallelize irreducible components.
9961 2008-01-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9964 * c-opts (c_common_post_options): Do not enable CPP
9965 flag_pedantic_errors by default.
9967 2008-01-14 Eric Botcazou <ebotcazou@adacore.com>
9969 PR rtl-optimization/31944
9970 * cse.c (remove_pseudo_from_table): New function.
9971 (merge_equiv_classes): Use above function to remove pseudo-registers.
9972 (invalidate): Likewise.
9974 2008-01-13 Richard Guenther <rguenther@suse.de>
9977 * emit-rtl.c (set_reg_attrs_for_decl_rtl): Use DECL_MODE
9978 instead of TYPE_MODE to deal with calls from expand_one_error_var.
9980 2008-01-13 Uros Bizjak <ubizjak@gmail.com>
9982 * gcse.c (cprop_jump): Call validate_unshare_change instead of
9983 validate_change to unshare the source of the PC set.
9985 2008-01-12 Jan Hubicka <jh@suse.cz>
9988 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Do not construct
9989 references above array bounds. This might trigger bounds checks for
9992 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
9994 * tree-ssa-ter.c (free_temp_expr_table): Free num_in_part and
9995 new_replaceable_dependencies.
9997 2008-01-12 Doug Kwan <dougkwan@google.com>
9999 * c-decl.c: (grokdeclarator): Use OPT_Wignored_qualifiers
10000 instead of OPT_Wreturn_type in warning due to ignored return type
10002 * c-opt.c (c_common_post_option): Add -Wignored-qualifiers to
10003 options included in -Wextra.
10004 * c.opt: New option -Wignored_qualifiers.
10005 * doc/invoke.texi (Warning Options, -Wextra): Add new option
10006 -Wignore_qualifiers.
10007 (-Wignored-qualifiers): Document.
10008 (-Wreturn-type): Remove description of functionality now handled
10009 by -Wignored-qualifiers.
10011 2008-01-12 Eric Botcazou <ebotcazou@adacore.com>
10014 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Fold an existing
10015 NOP_EXPR if it is between integral types with the same precision.
10017 2008-01-12 Jan Hubicka <jh@suse.cz>
10020 * invoke.texi (max-inline-recursive-depth): Fix default value.
10022 2008-01-12 Zdenek Dvorak <ook@ucw.cz>
10024 * tree-parloops.c (transform_to_exit_first_loop): Cast nit to the
10027 2008-01-11 Bob Wilson <bob.wilson@acm.org>
10029 * config/xtensa/xtensa.c (override_options): Set flag_shlib.
10031 2008-01-11 James E. Wilson <wilson@specifix.com>
10034 * config/vax/elf.h (FRAME_POINTER_CFA_OFFSET): Define.
10036 2008-01-11 Anatoly Sokolov <aesok@post.ru>
10038 * config/avr/avr.c (expand_prologue, expand_epilogue): Don't
10039 save/restore frame pointer register and don't use 'call-prologues'
10040 optimization in function with "OS_task" attribute.
10042 2008-01-11 Eric Botcazou <ebotcazou@adacore.com>
10044 PR middle-end/31309
10045 * expr.c (copy_blkmode_from_reg): Use a mode suited to the size
10046 when copying to memory.
10048 2008-01-11 Steven Bosscher <stevenb.gcc@gmail.com>
10050 PR rtl-optimization/30905
10051 * cfgcleanup.c: Include dce.h
10052 (crossjumps_occured): New global variable.
10053 (try_crossjump_bb): Exit loop after finding a fallthru edge.
10054 If something changed, set crossjumps_occured to true.
10055 (try_optimize_cfg): Clear crossjumps_occured at the beginning.
10056 Don't add/remove fake edges to exit here...
10057 (cleanup_cfg): ...but do it here, when crossjumping.
10058 Run a fast DCE when successful crossjumps occured in the latest
10059 iteration of try_optimize_cfg.
10061 2008-01-11 Richard Guenther <rguenther@suse.de>
10063 * tree-ssa-sccvn.c (struct vn_binary_op_s): Move hashcode near opcode.
10064 (struct vn_unary_op_s): Likewise.
10065 (vn_reference_insert): Free old reference on hash collision.
10067 2008-01-10 Raksit Ashok <raksit@google.com>
10069 PR rtl-optimization/27971
10070 * combine.c (find_split_point): Split PLUS expressions which are
10071 inside a MEM rtx, and whose first operand is complex.
10073 2008-01-10 DJ Delorie <dj@redhat.com>
10075 * config/m32c/m32c.c (m32c_hard_regno_nregs_1): Renamed from...
10076 (m32c_hard_regno_nregs): ...this, which is now a wrapper.
10077 (m32c_hard_regno_ok): Call the underlying function.
10079 2008-01-10 Richard Guenther <rguenther@suse.de>
10081 PR middle-end/34683
10082 * tree-cfg.c (tree_merge_blocks): Do not go through the
10083 full-blown folding and stmt updating path if we just deal
10084 with virtual operands.
10085 * tree-ssa-copy.c (may_propagate_copy): Do not short-cut
10086 test for abnormal SSA_NAMEs.
10088 2008-01-10 Andreas Krebbel <krebbel1@de.ibm.com>
10090 PR middle-end/34641
10091 * reload.c (push_reload): Add assertions. All constants from
10092 reg_equiv_constant should have been used for replacing the respective
10094 (find_reloads_address): Invoke find_reloads_address_part for
10095 constant taken from the reg_equiv_constant array.
10097 2008-01-10 Steven Bosscher <stevenb.gcc@gmail.com>
10099 * tree-ssa-sccvn.h (struct vn_ssa_aux): Make the most accessed
10100 field (valnum) the first in the struct. Replace bools with
10103 2008-01-10 Richard Guenther <rguenther@suse.de>
10105 PR tree-optimization/34651
10106 * tree-sra.c (sra_build_assignment): Sanitize. Use the correct
10107 types and ordering for masking and converting.
10109 2008-01-09 Sebastian Pop <sebastian.pop@amd.com>
10111 PR tree-optimization/34017
10112 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Generate code
10113 also for PHI_NODE expressions.
10115 2008-01-09 Jan Hubicka <jh@suse.cz>
10117 PR tree-optimization/34708
10118 * tree-inline.c (estimate_num_insns_1): Compute cost of SWITCH_EXPR
10119 based on number of case labels.
10120 (init_inline_once): Remove switch_cost.
10121 * tree-inline.h (eni_weights_d): Remove switch_cost.
10123 2008-01-09 Richard Guenther <rguenther@suse.de>
10124 Andrew Pinski <andrew_pinski@playstation.sony.com>
10126 PR middle-end/30132
10127 * gimplify.c (gimplify_cond_expr): Do not create an addressable
10128 temporary if an rvalue is ok or an lvalue is not required.
10130 2008-01-09 Richard Guenther <rguenther@suse.de>
10132 PR middle-end/34458
10133 * tree-data-ref.c (initialize_matrix_A): Use tree_low_cst,
10134 adjust return type.
10136 2008-01-09 Richard Guenther <rguenther@suse.de>
10138 PR middle-end/34679
10139 * tree.c (host_integerp): Check for sizetype only if the
10140 type is an integer type.
10142 2008-01-09 Steven Bosscher <stevenb.gcc@gmail.com>
10145 * opts.c (decode_options): Disable inlining of functions called
10146 once if not in unit-at-a-time mode.
10148 2008-01-09 Alexandre Oliva <aoliva@redhat.com>
10150 * Makefile.in (dse.o): Remove duplicate $(RECOG_H) dependency.
10152 2008-01-08 Richard Guenther <rguenther@suse.de>
10154 PR middle-end/31863
10155 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Bail
10156 out early if the result will be unused.
10158 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
10163 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
10164 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
10167 2008-01-08 Jan Sjodin <jan.sjodin@amd.com>
10169 * config/i386/i386.c (k8_cost, amdfam10_cost): Branch costs
10170 for vectorization tuned.
10172 2008-01-08 Richard Guenther <rguenther@suse.de>
10174 PR tree-optimization/34683
10175 * tree-ssa-operands.c (operand_build_cmp): Export.
10176 * tree-ssa-operands.h (operand_build_cmp): Declare.
10177 * tree-vn.c (vuses_compare): Remove.
10178 (sort_vuses): Use operand_build_cmp.
10179 (sort_vuses_heap): Likewise.
10180 * tree-ssa-sccvn.c (vuses_to_vec): Use VEC_reserve, not VEC_alloc
10181 to re-use old VEC if available. Do not sort already sorted VUSEs.
10182 (vdefs_to_vec): Do not sort already sorted VDEFs.
10184 2008-01-08 Jakub Jelinek <jakub@redhat.com>
10186 PR middle-end/34694
10187 * omp-low.c (copy_var_decl): Copy also DECL_SOURCE_LOCATION.
10189 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
10192 * doc/invoke.texi (i386 and x86-64 Options) [mrecip]: Document
10193 limitations of reciprocal sequences on x86 targets.
10195 2008-01-08 Richard Guenther <rguenther@suse.de>
10197 PR tree-optimization/34683
10198 * tree-flow-inline.h (var_ann): Remove overzealous asserts.
10200 2008-01-07 Jakub Jelinek <jakub@redhat.com>
10203 * config/darwin.c (darwin_mergeable_string_section): Don't use
10204 .cstring if int_size_in_bytes != TREE_STRING_LENGTH.
10206 2008-01-07 Uros Bizjak <ubizjak@gmail.com>
10209 * config/i386/i386.md (neg<mode>2): Rename from negsf2, negdf2 and
10210 negxf2. Macroize expander using X87MODEF mode iterator. Change
10211 predicates of op0 and op1 to register_operand.
10212 (abs<mode>2): Rename from abssf2, absdf2 and negxf2. Macroize
10213 expander using X87MODEF mode iterator. Change predicates of
10214 op0 and op1 to register_operand.
10215 ("*absneg<mode>2_mixed", "*absneg<mode>2_sse"): Rename from
10216 corresponding patterns and macroize using MODEF macro. Change
10217 predicates of op0 and op1 to register_operand and remove
10218 "m" constraint. Disparage "r" alternative with "!".
10219 ("*absneg<mode>2_i387"): Rename from corresponding patterns and
10220 macroize using X87MODEF macro. Change predicates of op0 and op1
10221 to register_operand and remove "m" constraint. Disparage "r"
10222 alternative with "!".
10223 (absneg splitter with memory operands): Remove.
10224 ("*neg<mode>2_1", "*abs<mode>2_1"): Rename from corresponding
10225 patterns and macroize using X87MODEF mode iterator.
10226 * config/i386/sse.md (negv4sf2, absv4sf2, neg2vdf2, absv2df2):
10227 Change predicate of op1 to register_operand.
10228 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Remove support
10229 for memory operands.
10231 2008-01-07 Nathan Froyd <froydnj@codesourcery.com>
10233 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add clause for mcpu=8548.
10235 2008-01-07 Richard Guenther <rguenther@suse.de>
10237 * basic-block.h (struct edge_def): Pair dest_idx with goto_locus
10240 2008-01-07 Richard Guenther <rguenther@suse.de>
10242 PR tree-optimization/34683
10243 * tree-ssa-sccvn.c (vuses_to_vec): Pre-allocate the vector of
10244 VOPs of the needed size to save memory. Use VEC_quick_push
10245 to save compile-time.
10246 (vdefs_to_vec): Likewise.
10248 2008-01-07 Sa Liu <saliu@de.ibm.com>
10250 * config/spu/spu.md (divdf3): Genetate inline code for double
10251 division. The implementation doesn't handle INF or NAN, therefore it
10252 only applies when -ffinite-math-only is given.
10254 2008-01-06 Paolo Carlini <pcarlini@suse.de>
10257 * c-cppbuiltin.c (c_cpp_builtins): Define __GXX_RTTI, if appropriate.
10258 * doc/cpp.texi ([Common Predefined Macros]): Document.
10260 2008-01-06 Uros Bizjak <ubizjak@gmail.com>
10262 * config/i386/i386.c (ix86_emit_swsqrtsf): Use negative constants in
10263 order to use commutative addition instead of subtraction.
10265 2008-01-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
10266 Mircea Namolaru <namolaru@il.ibm.com>
10267 Vladimir Yanovsky <yanov@il.ibm.com>
10268 Revital Eres <eres@il.ibm.com>
10270 PR tree-optimization/34263
10271 * tree-outof-ssa.c (process_single_block_loop_latch,
10272 contains_tree_r): New functions.
10273 (analyze_edges_for_bb): Call process_single_block_loop_latch
10274 function to empty single-basic-block latch block if possible.
10276 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
10278 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
10280 (ix86_emit_swsqrtsf): Do not filter out infinity for rsqrt expansion.
10282 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
10284 * c-omp.c (check_omp_for_incr_expr): Handle CONVERT_EXPR.
10286 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
10288 * config/mips/mips.c (mips_in_small_data_p): Reinstate size > 0 check.
10290 2008-01-05 Jakub Jelinek <jakub@redhat.com>
10292 PR tree-optimization/34618
10293 * tree-outof-ssa.c (create_temp): Copy over DECL_GIMPLE_REG_P
10296 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
10299 * config/i386/i386.c (ix86_emit_swsqrtsf): Swap input operands
10300 in the call to gen_rtx_NE. Remove unneeded VECTOR_MODE_P check.
10301 Update copyright year.
10303 * config/i386/i386.md (rsqrtsf2): Enable for TARGET_SSE_MATH.
10304 Update copyright year.
10305 * config/i386/sse.md (rsqrtv4sf2): Ditto. Unconditionally expand
10308 2008-01-05 Zhouyi Zhou <zhouzhouyi@FreeBSD.org>
10310 * tree-vrp.c (find_conditional_asserts): Remove redundant check that
10311 edge does not point to current bb before changing need_assert.
10313 2008-01-04 Richard Guenther <rguenther@suse.de>
10315 PR middle-end/34029
10316 * tree-cfg.c (verify_expr): Do not look inside ADDR_EXPRs
10317 for verifying purposes if they are is_gimple_min_invariant.
10319 2008-01-04 Aldy Hernandez <aldyh@redhat.com>
10321 PR tree-optimization/34448
10322 PR tree-optimization/34465
10323 * gimplify.c (gimplify_init_constructor): Add new parameter
10324 notify_temp_creation. Use it.
10325 (gimplify_modify_expr_rhs): Take volatiles into account when
10326 optimizing constructors.
10327 Do not optimize constructors if gimplify_init_constructor will dump to
10329 * gcc.dg/tree-ssa/pr32901.c: Tests const volatiles.
10330 * gcc.c-torture/compile/pr34448.c: New.
10332 2008-01-04 Jakub Jelinek <jakub@redhat.com>
10334 PR gcov-profile/34609
10335 * tree-inline.c (declare_return_variable): Set TREE_ADDRESSABLE on
10336 return_slot if result is TREE_ADDRESSABLE.
10338 2008-01-04 Richard Sandiford <rsandifo@nildram.co.uk>
10340 * config/mips/mips.md (sqrt_condition): Tweak comment.
10341 (recip_condition): Likewise. Require TARGET_FLOAT64 for DFmode.
10343 2008-01-03 Tom Tromey <tromey@redhat.com>
10346 * c-common.c (c_type_hash): Handle VLAs.
10348 2008-01-03 Jan Hubicka <jh@suse.cz>
10350 PR tree-optimization/31081
10351 * tree-inline.c (remap_ssa_name): Initialize uninitialized SSA vars to
10352 0 when inlining and not inlining to first basic block.
10353 (remap_decl): When var is initialized to 0, don't set default_def.
10354 (expand_call_inline): Set entry_bb.
10355 * tree-inline.h (copy_body_data): Add entry_bb.
10357 2008-01-03 Jakub Jelinek <jakub@redhat.com>
10360 * cgraphunit.c (cgraph_build_static_cdtor): set_cfun back to NULL
10363 PR tree-optimization/29484
10364 * tree-inline.c (inline_forbidden_p_2): New function.
10365 (inline_forbidden_p): Disallow inlining if some static var
10366 has an address of a local LABEL_DECL in its initializer.
10367 * doc/extend.texi (Labels as Values): Document &&foo behaviour
10370 2008-01-03 Sebastian Pop <sebastian.pop@amd.com>
10372 PR tree-optimization/34635
10373 * tree-data-ref.c (add_other_self_distances): Make sure that the
10374 evolution step is constant.
10376 2008-01-03 Jakub Jelinek <jakub@redhat.com>
10378 PR middle-end/34608
10379 * omp-low.c (expand_omp_parallel): Purge dead EH edges in the child fn.
10381 2008-01-02 Richard Sandiford <rsandifo@nildram.co.uk>
10383 * tree-sra.c (scalarize_init): Insert the generate_element_init
10384 statements after the generate_element_zero statements.
10386 2008-01-02 Richard Guenther <rguenther@suse.de>
10388 PR middle-end/34093
10389 PR middle-end/31976
10390 * tree-ssa-operands.c (ssa_operand_alloc): Also allocate a buffer
10391 for very large number of operands instead of ICEing.
10393 2008-01-02 Arthur Norman <acn1@cam.ac.uk>
10396 * config/i386/i386.c (ix86_expand_prologue): Save red-zone
10397 while stack probing.
10399 2008-01-01 Douglas Gregor <doug.gregor@gmail.com>
10401 * c-opts.c (sanitize_cpp_opts): Don't warn about "long long" when
10404 2008-01-01 Volker Reichelt <v.reichelt@netcologne.de>
10406 PR libmudflap/26442
10407 * tree-mudflap.c (mx_register_decls): Guard warning by
10408 !DECL_ARTIFICIAL check.
10410 2008-01-01 Jakub Jelinek <jakub@redhat.com>
10412 * config/i386/sse.md (sse5_pperm, sse5_pperm_pack_v2di_v4si,
10413 sse5_pperm_pack_v4si_v8hi, sse5_pperm_pack_v8hi_v16qi,
10414 sse5_perm<mode>): Fix constraints.