1 2008-05-23 Kai Tietz <kai.tietz@onevison.com>
2 * config/i386/i386.c (return_in_memory_32): Add ATTRIBUTE_UNUSED.
3 (return_in_memory_64): Likewise.
4 (return_in_memory_ms_64): Likewise.
6 2008-05-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8 * builtin-types.def (BT_FN_INT_INT_INT_INT_INT_INT_VAR): New.
9 * builtins.c (fold_builtin_fpclassify): New.
10 (fold_builtin_varargs): Handle BUILT_IN_FPCLASSIFY.
11 * builtins.def (BUILT_IN_FPCLASSIFY): New.
12 * c-common.c (handle_type_generic_attribute): Adjust to accept
13 fixed arguments before an elipsis.
14 (check_builtin_function_arguments): Handle BUILT_IN_FPCLASSIFY.
15 * doc/extend.texi: Document __builtin_fpclassify.
17 2008-05-22 Aldy Hernandez <aldyh@redhat.com>
19 * omp-low.c (gate_expand_omp_ssa): Remove.
20 (pass_expand_omp_ssa): Remove.
21 (gate_expand_omp): Do not check for flag_openmp_ssa.
22 * common.opt (-fopenmp-ssa): Remove.
23 * passes.c (init_optimization_passes): Remove pass_expand_omp_ssa.
25 2008-05-22 Kaz Kojima <kkojima@gcc.gnu.org>
27 * config/sh/sh.opt (mfixed-range): New option.
28 * config/sh/sh-protos.h (sh_fix_range): Declare.
29 * config/sh/sh.c (sh_fix_range): New function.
30 * config/sh/sh.h (sh_fixed_range_str): Declare.
31 (OVERRIDE_OPTIONS): Call sh_fix_range if sh_fixed_range_str
33 * doc/invoke.texi (SH Options): Document -mfixed-range.
35 2008-05-22 Kai Tietz <kai.tietz@onevision.com>
37 * config/i386/sol2-10.h (SUBTARGET_RETURN_IN_MEMORY): Undefine
38 it before the redeclaration.
40 2008-05-22 Anatoly Sokolov <aesok@post.ru>
42 * config/avr/avr.c (get_sequence_length): Add new function.
43 (expand_prologue, expand_epilogue): Remove duplicate code.
45 2008-05-22 Rafael Espindola <espindola@google.com>
47 * see.c (see_pre_insert_extensions): Use copy_rtx to avoid invalid rtx
50 2008-05-22 H.J. Lu <hongjiu.lu@intel.com>
52 * defaults.h (UNITS_PER_SIMD_WORD): Add scalar mode as argument.
53 * doc/tm.texi (UNITS_PER_SIMD_WORD): Likewise.
55 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Replace
56 UNITS_PER_SIMD_WORD with GET_MODE_SIZE (TYPE_MODE (vectype)).
57 (vect_update_misalignment_for_peel): Likewise.
58 (vector_alignment_reachable_p): Likewise.
59 * tree-vect-transform.c (vectorizable_load): Likewise.
60 * tree-vectorizer.c (vect_supportable_dr_alignment): Likewise.
62 * tree-vectorizer.c (get_vectype_for_scalar_type): Pass mode of
63 scalar_type to UNITS_PER_SIMD_WORD.
65 * config/arm/arm.h (UNITS_PER_SIMD_WORD): Updated.
66 * config/i386/i386.h (UNITS_PER_SIMD_WORD): Likewise.
67 * config/mips/mips.h (UNITS_PER_SIMD_WORD): Likewise.
68 * config/rs6000/rs6000.h (UNITS_PER_SIMD_WORD): Likewise.
69 * config/sparc/sparc.h (UNITS_PER_SIMD_WORD): Likewise.
71 2008-05-22 Ira Rosen <irar@il.ibm.com>
73 PR tree-optimization/36293
74 * tree-vect-transform.c (vect_transform_strided_load): Don't check
75 if the first load must be skipped because of a gap.
77 2008-05-22 Richard Guenther <rguenther@suse.de>
79 * tree-dfa.c (refs_may_alias_p): Exit early if possible. Handle
80 more cases of offset disambiguation that is possible if
81 strict-aliasing rules apply.
82 * tree-ssa-loop-im.c (mem_refs_may_alias_p): Use refs_may_alias_p
83 for basic offset and type-based disambiguation.
85 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
87 * config/i386/i386.c (ix86_expand_vector_init_one_var): Use
88 ix86_expand_vector_set on V16QImode for SSE4.1.
90 2008-05-21 Tom Tromey <tromey@redhat.com>
92 * c.opt (Wimport): Mark as undocumented.
93 * doc/invoke.texi (Option Summary): Don't mention -Wimport or
95 (Warning Options): Likewise.
96 * doc/cppopts.texi: Don't mention -Wimport.
98 2008-05-21 Sebastian Pop <sebastian.pop@amd.com>
100 PR tree-optimization/36287
101 PR tree-optimization/36286
102 * lambda-code.c (build_access_matrix): Do not use the loop->num
103 for computing the number of induction variables: use the loop depth
106 2008-05-21 Kai Tietz <kai.tietz@onevision.com>
109 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Honor
110 option -f(no-)leading-underscore.
112 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
114 * config/i386/i386.c (ix86_expand_vector_init_general): Use
115 GET_MODE_NUNITS (mode).
117 2008-05-21 Peter Bergner <bergner@vnet.ibm.com>
119 * doc/invoke.texi: Add cpu_type's 464 and 464fp.
120 (-mmulhw): Add 464 to description.
122 * config.gcc: Handle --with-cpu=464 and --with-cpu=464fp.
123 * config/rs6000/rs6000.c (processor_target_table): Add 464 and
125 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add 464 and 464fp support.
126 * config/rs6000/t-fprules (MULTILIB_MATCHES_FLOAT): Include -mcpu=464.
127 * config/rs6000/rs6000.md: Update comments for 464.
129 2008-05-21 Janis Johnson <janis187@us.ibm.com>
131 * doc/sourcebuild.texi (Test Directives): Add dg-xfail-run-if.
133 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
135 * config/i386/sse.md (vec_extractv4sf): Removed.
136 (vec_extractv2df): Likewise.
137 (vec_extractv2di): Likewise.
138 (vec_extractv4si): Likewise.
139 (vec_extractv8hi): Likewise.
140 (vec_extractv16qi): Likewise.
141 (vec_extract<mode>): New.
143 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
145 * config/i386/sse.md (vec_setv4sf): Removed.
146 (vec_setv2df): Likewise.
147 (vec_setv2di): Likewise.
148 (vec_setv4si): Likewise.
149 (vec_setv8hi): Likewise.
150 (vec_setv16qi): Likewise.
151 (vec_set<mode>): New.
153 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
155 * config/i386/i386.c (ix86_expand_vector_init_general): Remove
156 goto for vec_concat and vec_interleave.
158 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
160 * config/i386/sse.md (vec_initv4sf): Removed.
161 (vec_initv2df): Likewise.
162 (vec_initv2di): Likewise.
163 (vec_initv4si): Likewise.
164 (vec_initv8hi): Likewise.
165 (vec_initv16qi): Likewise.
166 (vec_init<mode>): New.
168 2008-05-21 Joseph Myers <joseph@codesourcery.com>
170 * collect2.c (find_a_file): Use IS_ABSOLUTE_PATH.
172 2008-05-21 Tom Tromey <tromey@redhat.com>
174 * ggc-zone.c (lookup_page_table_if_allocated): New function.
175 (zone_find_object_offset): Likewise.
176 (gt_ggc_m_S): Likewise.
177 (highest_bit): Likewise.
178 * ggc-page.c (gt_ggc_m_S): New function.
179 * stringpool.c (string_stack): Remove.
180 (init_stringpool): Update.
181 (ggc_alloc_string): Use ggc_alloc.
182 (maybe_delete_ident): New function.
183 (ggc_purge_stringpool): Likewise.
184 (gt_ggc_m_S): Remove.
185 * ggc-common.c (ggc_protect_identifiers): New global.
186 (ggc_mark_roots): Call ggc_purge_stringpool. Use
187 ggc_protect_identifiers.
188 * ggc.h (ggc_protect_identifiers): Declare.
189 (gt_ggc_m_S): Update.
190 (ggc_purge_stringpool): Declare.
191 * toplev.c (compile_file): Set and reset ggc_protect_identifiers.
192 * gengtype.c (write_types_process_field) <TYPE_STRING>: Remove
194 (write_root): Cast gt_ggc_m_S to gt_pointer_walker.
196 2008-05-21 David S. Miller <davem@davemloft.net>
198 * config.gcc (sparc-*-linux*): Always include sparc/t-linux in
201 2008-05-21 Eric Botcazou <ebotcazou@adacore.com>
203 * cfgexpand.c (tree_expand_cfg): Zap the EH throw statement table
206 2008-05-20 David Daney <ddaney@avtrex.com>
208 * config/mips/mips.md (UNSPEC_SYNC_NEW_OP_12,
209 UNSPEC_SYNC_OLD_OP_12,
210 UNSPEC_SYNC_EXCHANGE_12): New define_constants.
211 (UNSPEC_SYNC_EXCHANGE, UNSPEC_MEMORY_BARRIER,
212 UNSPEC_SET_GOT_VERSION,
213 UNSPEC_UPDATE_GOT_VERSION): Renumber.
214 (optab, insn): Add 'plus' and 'minus' to define_code_attr.
215 (atomic_hiqi_op): New define_code_iterator.
216 (sync_compare_and_swap<mode>): Call
217 mips_expand_atomic_qihi instead of
218 mips_expand_compare_and_swap_12.
219 (compare_and_swap_12): Use MIPS_COMPARE_AND_SWAP_12 instead of
220 MIPS_COMPARE_AND_SWAP_12_0. Pass argument to
221 MIPS_COMPARE_AND_SWAP_12.
222 (sync_<optab><mode>, sync_old_<optab><mode>,
223 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
224 sync_new_nand<mode>): New define_expands for HI and QI mode
226 (sync_<optab>_12, sync_old_<optab>_12, sync_new_<optab>_12,
227 sync_nand_12, sync_old_nand_12, sync_new_nand_12): New insns.
228 (sync_lock_test_and_set<mode>): New define_expand for HI and QI
230 (test_and_set_12): New insn.
231 (sync_old_add<mode>, sync_new_add<mode>, sync_old_<optab><mode>,
232 sync_new_<optab><mode>, sync_old_nand<mode>,
233 sync_new_nand<mode>, sync_lock_test_and_set<mode>): Add early
234 clobber to operand 0 for SI and DI mode insns.
235 * config/mips/mips-protos.h (mips_gen_fn_6, mips_gen_fn_5,
236 mips_gen_fn_4): New typedefs.
237 (mips_gen_fn_ptrs): Define new union type.
238 (mips_expand_compare_and_swap_12): Remove declaration.
239 (mips_expand_atomic_qihi): Declare function.
240 * config/mips/mips.c (mips_expand_compare_and_swap_12): Rename to...
241 (mips_expand_atomic_qihi): ... this. Use new generator function
243 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP_12): Add OPS parameter.
244 (MIPS_COMPARE_AND_SWAP_12_0): Delete macro.
245 (MIPS_COMPARE_AND_SWAP_12_ZERO_OP,
246 MIPS_COMPARE_AND_SWAP_12_NONZERO_OP,
247 MIPS_SYNC_OP_12, MIPS_SYNC_OP_12_NOT_NOP,
248 MIPS_SYNC_OP_12_NOT_NOT, MIPS_SYNC_OLD_OP_12,
249 MIPS_SYNC_OLD_OP_12_NOT_NOP, MIPS_SYNC_OLD_OP_12_NOT_NOP_REG,
250 MIPS_SYNC_OLD_OP_12_NOT_NOT, MIPS_SYNC_OLD_OP_12_NOT_NOT_REG,
251 MIPS_SYNC_NEW_OP_12, MIPS_SYNC_NEW_OP_12_NOT_NOP,
252 MIPS_SYNC_NEW_OP_12_NOT_NOT, MIPS_SYNC_EXCHANGE_12,
253 MIPS_SYNC_EXCHANGE_12_ZERO_OP,
254 MIPS_SYNC_EXCHANGE_12_NONZERO_OP): New macros.
256 2008-05-20 H.J. Lu <hongjiu.lu@intel.com>
258 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Add
261 2008-05-20 Anatoly Sokolov <aesok@post.ru>
263 * config/avr/avr.h (machine_function): Add 'is_OS_main' field.
264 * config/avr/avr.c (avr_OS_main_function_p): Add new function.
265 (avr_attribute_table): Add 'OS_main' function attribute.
266 (avr_regs_to_save, expand_prologue, expand_epilogue): Handle
267 functions with 'OS_main' attribute.
269 2008-05-20 Richard Guenther <rguenther@suse.de>
271 PR tree-optimization/35204
272 * tree-ssa-sccvn.c (extract_and_process_scc_for_name): New
273 helper, split out from ...
274 (DFS): ... here. Make the DFS walk non-recursive.
276 2008-05-20 Sebastian Pop <sebastian.pop@amd.com>
277 Jan Sjodin <jan.sjodin@amd.com>
279 PR tree-optimization/36181
280 * tree-parloops.c (loop_has_vector_phi_nodes): New.
281 (parallelize_loops): Don't parallelize when the loop has vector
284 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
285 Sebastian Pop <sebastian.pop@amd.com>
287 * tree-loop-linear.c (gather_interchange_stats): Look in the access matrix,
288 and never look at the tree representation of the memory accesses.
289 (linear_transform_loops): Computes parameters and access matrices.
290 * tree-data-ref.c (compute_data_dependences_for_loop): Returns false when fails.
291 (access_matrix_get_index_for_parameter): New.
292 * tree-data-ref.h (struct access_matrix): New.
293 (AM_LOOP_NEST_NUM, AM_NB_INDUCTION_VARS, AM_PARAMETERS, AM_MATRIX,
294 AM_NB_PARAMETERS, AM_CONST_COLUMN_INDEX, AM_NB_COLUMNS,
295 AM_GET_SUBSCRIPT_ACCESS_VECTOR, AM_GET_ACCESS_MATRIX_ELEMENT,
296 am_vector_index_for_loop): New.
297 (struct data_reference): Add field access_matrix.
298 (DR_ACCESS_MATRIX): New.
299 (compute_data_dependences_for_loop): Update declaration.
300 (lambda_collect_parameters, lambda_compute_access_matrices): Declared.
301 * lambda.h (lambda_vector_vec_p): Declared.
302 * lambda-code.c: Depend on pointer-set.h.
303 (lambda_collect_parameters_from_af, lambda_collect_parameters,
304 av_for_af_base, av_for_af, build_access_matrix,
305 lambda_compute_access_matrices): New.
306 * Makefile.in (lambda-code.o): Depend on pointer-set.h.
308 2008-05-20 Joseph Myers <joseph@codesourcery.com>
310 * doc/install.texi2html: Generate gcc-vers.texi in $DESTDIR not
313 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
314 Sebastian Pop <sebastian.pop@amd.com>
316 PR tree-optimization/36206
317 * tree-scalar-evolution.c: Remove enum INSERT_SUPERLOOP_CHRECS,
319 (instantiate_scev_1): Rename flags to fold_conversions.
320 Do not check for INSERT_SUPERLOOP_CHRECS, keep SSA_NAMEs defined
321 outeside instantiation_loop.
322 * tree-chrec.h (evolution_function_is_affine_in_loop): New.
323 (evolution_function_is_affine_or_constant_p): Removed.
324 * tree-data-ref.c (dr_analyze_indices): Replace resolve_mixers with
326 (analyze_siv_subscript): Pass in the loop nest number.
327 Call evolution_function_is_affine_in_loop instead of
328 evolution_function_is_affine_p.
329 (analyze_overlapping_iterations): Pass in the loop nest number.
331 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
332 Sebastian Pop <sebastian.pop@amd.com>
334 PR tree-optimization/36206
335 * tree-chrec.h (chrec_fold_op): New.
336 * tree-data-ref.c (initialize_matrix_A): Traverse NOP_EXPR, PLUS_EXPR, and
339 2008-05-20 Nathan Sidwell <nathan@codesourcery.com>
341 * c-incpath.c (INO_T_EQ): Do not define on non-inode systems.
343 (remove_duplicates): Do not set inode on non-inode systems. Use
346 2008-05-20 Sandra Loosemore <sandra@codesourcery.com>
348 * config.gcc (tm_file): Update comments about relative pathnames.
350 2008-05-20 Richard Guenther <rguenther@suse.de>
352 * tree-ssa-reassoc.c (fini_reassoc): Use the statistics
354 * tree-ssa-sccvn.c (process_scc): Likewise.
355 * tree-ssa-sink.c (execute_sink_code): Likewise.
356 * tree-ssa-threadupdate.c (thread_through_all_blocks): Likewise.
357 * tree-vrp.c (process_assert_insertions): Likewise.
358 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Likewise.
359 (perform_tree_ssa_dce): Likewise.
360 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Likewise.
361 (dump_dominator_optimization_stats): Likewise.
362 * tree-vectorizer.c (vectorize_loops): Likewise.
364 2008-05-20 Richard Guenther <rguenther@suse.de>
366 * tree-vn.c (vn_lookup_with_vuses): Do not use the alias oracle.
368 2008-05-20 Kai Tietz <kai.tietz@onevision.com>
370 * config/i386/i386-protos.h (ix86_return_in_memory): Removed.
371 (ix86_i386elf_return_in_memory): Likewise.
372 (ix86_i386interix_return_in_memory): Likewise.
373 * config/i386/i386-interix.h (TARGET_RETURN_IN_MEMORY): Removed.
374 (SUBTARGET_RETURN_IN_MEMORY): New.
375 * config/i386/i386elf.h: Likewise.
376 * config/i386/ptx4-i.h: Likewise.
377 * config/i386/sol2-10.h: Likewise.
378 * config/i386/sysv4.h: Likewise.
379 * config/i386/vx-common.h: Likewise.
380 * config/i386/i386.h (TARGET_RETURN_IN_MEMORY): Removed.
381 * config/i386/i386.c (ix86_return_in_memory): Made static and
382 make use of optional SUBTARGET_RETURN_IN_MEMORY macro.
383 (ix86_i386elf_return_in_memory): Removed.
384 (ix86_i386interix_return_in_memory): Removed.
385 (TARGET_RETURN_IN_MEMORY): Declared within i386.c only.
386 * target-def.h (TARGET_RETURN_IN_MEMORY): Remove protection #ifdef.
388 2008-05-20 Alexandre Oliva <aoliva@redhat.com>
390 * cselib.c (cselib_record_sets): Use correct mode for IF_THEN_ELSE.
392 2008-05-19 Xinliang David Li <davidxl@google.com>
394 * tree-ssa-dce.c: Revert patches of 2008-05-17 and 2008-05-18.
397 * doc/invoke.texi: Ditto.
399 2008-05-19 Eric Botcazou <ebotcazou@adacore.com>
401 * tree.c (substitute_in_expr) <tcc_vl_exp>: Fix thinko.
402 (substitute_placeholder_in_expr) <tcc_vl_exp>: Minor tweak.
404 2008-05-19 H.J. Lu <hongjiu.lu@intel.com>
406 * config/i386/i386.c (ix86_expand_vector_init_concat): Change
407 sizes of operand array from 8/4 to 4/2.
408 (ix86_expand_vector_init_general): Change size of operand array
409 from 32 to 16. Remove op0, op1 and half_mode.
411 2008-05-19 H.J. Lu <hongjiu.lu@intel.com>
413 * config/i386/i386.c (ix86_expand_vector_init_concat): New.
414 (ix86_expand_vector_init_interleave): Likewise.
415 (ix86_expand_vector_init_general): Use them. Assert word_mode
416 == SImode when n_words == 4.
418 2008-05-19 Uros Bizjak <ubizjak@gmail.com>
420 * config/i386/i386.c (ix86_secondary_reload): New static function.
421 (TARGET_SECONDARY_RELOAD): New define.
422 * config/i386/i386.h (SECONDARY_OUTPUT_RELOAD_CLASS): Remove.
423 * config/i386/i386.md (reload_outqi): Remove.
425 2008-05-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
428 * builtins.c (mathfn_built_in_1): Renamed from mathfn_built_in.
429 Add `implicit' parameter. Handle BUILT_IN_SIGNBIT.
430 (mathfn_built_in): Rewrite in terms of mathfn_built_in_1.
431 (fold_builtin_classify): Handle BUILT_IN_ISINF_SIGN.
432 (fold_builtin_1): Likewise.
433 * builtins.def (BUILT_IN_ISINF_SIGN): New.
434 c-common.c (check_builtin_function_arguments): Handle
436 * doc/extend.texi: Document __builtin_isinf_sign.
437 * fold-const.c (operand_equal_p): Handle COND_EXPR.
439 2008-05-18 Eric Botcazou <ebotcazou@adacore.com>
441 * tree-ssa-dom.c (tree_ssa_dominator_optimize): If some blocks need
442 EH cleanup at the end of the pass, search for those that have been
443 turned into forwarder blocks and do the cleanup on their successor.
445 2008-05-18 Richard Guenther <rguenther@suse.de>
447 * tree-cfg.c (verify_gimple_expr): Allow conversions from
448 pointers to sizetype and vice versa.
450 2008-05-18 Xinliang David Li <davidxl@google.com>
452 * gcc/tree-ssa-dce.c: Coding style fix.
453 (check_pow): Documentation comment.
454 (check_log): Documenation comment. Coding style fix.
455 (is_unnecessary_except_errno_call): Ditto.
456 (gen_conditions_for_pow): Ditto.
457 (gen_conditions_for_log): Ditto.
458 (gen_shrink_wrap_conditions): Ditto.
459 (shrink_wrap_one_built_in_calls): Ditto.
460 * gcc/doc/invoke.texi: Better documentation string.
461 * ChangeLog: Fix wrong change log entries from
462 May 17 checkin on function call DCE.
464 2008-05-17 Kaz Kojima <kkojima@gcc.gnu.org>
466 * config/sh/sh.c (sh_output_mi_thunk): Update the use of init_flow.
468 2008-05-17 Kenneth Zadeck <zadeck@naturalbridge.com>
470 * doc/rtl.texi (RTL_CONST_CALL_P, RTL_PURE_CALL_P): Fixed typos.
471 * df-problems.c (simulation routines): Fixed block comment to
472 properly say how to add forwards scanning functions.
474 2008-05-17 Eric Botcazou <ebotcazou@adacore.com>
476 * tree-inline.c (setup_one_parameter): Remove dead code.
478 2008-05-17 Eric Botcazou <ebotcazou@adacore.com>
480 * fold-const.c (fold_unary) <CASE_CONVERT>: Fold the cast into
481 a BIT_AND_EXPR only for an INTEGER_TYPE.
483 2008-05-17 Xinliang David Li <davidxl@google.com>
485 * gcc/tree-ssa-dce.c (cond_dead_built_in_calls): New static variable.
486 (check_pow, check_log, is_unnecessary_except_errno_call): New
487 functions to check for eliminating math functions that are pure
488 except for setting errno.
489 (gen_conditions_for_pow, gen_conditionas_for_log): New functions to
490 general condition expressions for shrink-wrapping pow/log calls.
491 (gen_shrink_wrap_conditions): Ditto.
492 (shrink_wrap_one_built_in_call): Ditto.
493 (shrink_wrap_conditional_dead_built_in_calls): Ditto.
494 (mark_operand_necessary): If debugging, output if OP is necessary.
495 (eliminate_unnecessary_stmts): Eliminate pow, log calls that are
497 * gcc/opts.c (decode_options): set flag_tree_builtin_dce to 1 when
499 * gcc/common.opt: New user flag -ftree-builtin-dce.
500 * gcc/doc/invoke.texi (-ftree-builtin-dce): New option.
502 2008-05-16 David S. Miller <davem@davemloft.net>
504 * config/sparc/linux.h (NO_PROFILE_COUNTERS): Undef before overriding.
505 * config/sparc/linux64.h (NO_PROFILE_COUNTERS): Likewise.
507 2008-05-16 Uros Bizjak <ubizjak@gmail.com>
510 * config/i386/i386.h (SECONDARY_MEMORY_NEEDED_MODE): New define.
512 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
514 * ifcvt.c (dead_or_predicable): Rename
515 df_simulate_one_insn_backwards to df_simulate_one_insn.
516 * recog.c (peephole2_optimize): Ditto.
517 * rtl-factoring.c (collect_pattern_seqs, clear_regs_live_in_seq):
519 * df.h: Rename df_simulate_one_insn_backwards to
520 df_simulate_one_insn. and delete df_simulate_one_insn_forwards.
521 * df-problems.c (df_simulate_artificial_refs_at_top) Reversed
522 scanning of defs and uses.
523 (df_simulate_one_insn_backwards): Renamed to df_simulate_one_insn.
524 (df_simulate_one_insn_forwards): Removed.
526 2008-05-16 Doug Kwan <dougkwan@google.com>
528 * real.c (real_to_decimal, real_to_hexadecimal): Distinguish
530 (real_from_string): Handle NaNs and Inf as approriate.
532 2008-05-16 Nathan Froyd <froydnj@codesourcery.com>
534 * doc/gty.texi (Source Files Containing Type Information): Note
535 that headers should appear first in the gtfiles list.
537 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
539 * tree.def (COND_EXEC): Properly documented this code.
541 2008-05-16 Diego Novillo <dnovillo@google.com>
543 * dwarf2asm.c (dw2_assemble_integer): Clarify comment.
544 * tree-nested.c (get_trampoline_type): Set DECL_CONTEXT for
547 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
549 * tree-ssa-dse (max_stmt_uid): Removed.
550 (get_stmt_uid, dse_possible_dead_store_p, dse_optimize_stmt,
551 tree_ssa_dse): Encapsulate all uses of stmt_ann->uid.
552 * tree-ssa-sccvn.c (compare_ops, init_scc_vn): Ditto.
553 * function.h (cfun.last_stmt_uid): New field.
554 * tree-flow-inline.h (set_gimple_stmt_uid, gimple_stmt_uid,
555 gimple_stmt_max_uid, set_gimple_stmt_max_uid, inc_gimple_stmt_max_uid):
557 * tree-dfa.c (renumber_gimple_stmt_uids): New function.
558 (create_stmt_ann): Initialize the ann->uid field.
559 * tree-ssa-pre.c (compute_avail): Encapsulate the stmt_ann->uid
561 * tree-flow.h (renumber_gimple_stmt_uids): New function.
563 2008-05-16 Nathan Froyd <froydnj@codesourcery.com>
565 * tree-flow.h (init_empty_tree_cfg_for_function): Declare.
566 * tree-cfg.c (init_empty_tree_cfg_for_function): Define.
567 (init_empty_tree_cfg): Call it.
569 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
571 * cfg.c (init_flow): Add argument THE_FUN. Use it instead of cfun.
574 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
576 * doc/invoke.text (-fdump-tree-*-verbose): New option.
577 * tree-dump.c (dump_options): New verbose option.
578 * tree-pretty-print.c (dump_phi_nodes, dump_generic_bb_buff):
580 * tree-pass.h (TDF_VERBOSE): New dump flag.
581 * print-tree.c (print_node): Added code to be able to print PHI_NODES.
582 (tree-flow.h): Added include.
583 * Makefile.in (print-tree.o): Added TREE_FLOW_H.
585 2008-05-16 Bernd Schmidt <bernd.schmidt@analog.com>
587 * config/bfin/bfin.c (bfin_discover_loops): Delete empty loops.
589 From Jie Zhang <jie.zhang@analog.com>
590 * config/bfin/t-bfin-elf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
591 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Remove mcpu=bf532-0.3,
592 mcpu=bf561-none and mcpu=bf561-0.2.
593 * config/bfin/t-bfin-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
594 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Likewise.
595 * config/bfin/t-bfin-linux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
596 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Likewise.
597 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add BFIN_CPU_UNKNOWN.
598 * config/bfin/elf.h (STARTFILE_SPEC): Use specific CRT for BF561.
599 (LIB_SPEC): Use proper linker script for bf561. Error if no mcpu
601 * config/bfin/bfin.c (bfin_cpu_type): Set to BFIN_CPU_UNKNOWN.
602 (cputype_selected): Remove.
603 (bfin_handle_option): Don't use cputype_selected.
604 (override_options): When no mcpu option, enable all workarounds.
605 Don't use bfin_workarounds.
606 * config/bfin/bfin.h (DRIVER_SELF_SPECS): Don't set default
608 (DEFAULT_CPU_TYPE): Don't define.
610 2008-05-16 Richard Guenther <rguenther@suse.de>
612 * tree-ssa-propagate.c (substitute_and_fold): Fix stmt walking
613 on deletion of the last stmt.
615 2008-05-15 H.J. Lu <hongjiu.lu@intel.com>
617 * config/i386/i386.c (ix86_expand_vector_init_general): Optimize
618 V8HImode for SSE2 and V16QImode for SSE4.1.
620 2008-05-15 Kenneth Zadeck <zadeck@naturalbridge.com>
622 * cgraph.h (compute_inline_parameters): Made public.
623 * tree-pass.h (ipa_opt_pass): Removed function_generate_summary,
624 variable_generate_summary, function_write_summary,
625 variable_write_summary, variable_read_summary. Added generate_summary,
626 write_summary, read_summary.
627 * cgraphunit.c (cgraph_process_new_functions): Changed call from
628 pass_ipa_inline.function_generate_summary, to
629 compute_inline_parameters.
630 * ipa-inline.c (compute_inline_parameters): Made public and added
632 (compute_inline_parameters_for_current): New function.
633 (pass_inline_param): Now calls compute_inline_parameters_for_current.
634 (inline_generate_summary): Removed parameter and made to loop over
636 (pass_ipa_inline): Updated for new IPA_PASS structure.
637 * passes.c (execute_ipa_summary_passes): Now is called once per
638 pass rather than once per node*pass.
640 2008-05-15 Anatoly Sokolov <aesok@post.ru>
642 * config/avr/avr.c (avr_base_arch_macro, avr_have_movw_lpmx_p,
643 avr_have_mul_p, avr_asm_only_p): Remove variables.
644 (avr_override_options): Remove initialization of removed variables.
645 (avr_file_start): Convert removed variables to fields of
646 'struct base_arch_s *avr_current_arch'.
647 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): (Ditto.).
648 (AVR_HAVE_MUL): (Ditto.).
649 (AVR_HAVE_MOVW): (Ditto.).
650 (AVR_HAVE_LPMX): (Ditto.).
651 (avr_base_arch_macro, avr_have_movw_lpmx_p, avr_have_mul_p,
652 avr_asm_only_p): Remove declaration.
654 2008-05-15 Diego Novillo <dnovillo@google.com>
656 * config/arm/arm.c (arm_return_in_memory): Fix return type.
657 * config/arm/arm-protos.h (arm_return_in_memory): Likewise.
659 2008-05-15 Adam Nemet <anemet@caviumnetworks.com>
662 * combine.c (check_conversion): Rename back to check_promoted_subreg.
663 Don't call record_truncated_value from here.
664 (record_truncated_value): Turn it into a for_each_rtx callback.
665 (record_truncated_values): New function.
666 (combine_instructions): Call note_uses with record_truncated_values.
667 Change name of check_conversion to check_promoted_subreg.
669 2008-05-15 Janis Johnson <janis187@us.ibm.com>
671 * doc/sourcebuild.texi: Document support for torture tests.
673 2008-05-15 Uros Bizjak <ubizjak@gmail.com>
675 * config/i386/sse.md (*vec_concatv2sf_sse4_1): Add "m" constraint
676 to alternative 4 of operand 2.
678 2008-05-15 Richard Guenther <rguenther@suse.de>
680 * tree-pass.h (current_pass): Declare.
681 (get_pass_for_id): Likewise.
682 * passes.c (passes_by_id, passes_by_id_size): New globals.
683 (set_pass_for_id): New function.
684 (get_pass_for_id): Likewise.
685 (register_one_dump_file): Use set_pass_for_id to populate passes_by_id.
686 (execute_function_todo): Flush per function statistics.
687 * toplev.c (compile_file): Init statistics.
688 (general_init): Do early statistics initialization.
689 (finalize): Finish statistics.
690 * statistics.h (statistics_early_init): Declare.
691 (statistics_init): Likewise.
692 (statistics_fini): Likewise.
693 (statistics_fini_pass): Likewise.
694 (statistics_counter_event): Likewise.
695 (statistics_histogram_event): Likewise.
696 * statistics.c: New file.
697 * Makefile.in (OBJS-common): Add statistics.o.
698 (statistics.o): Add dependencies.
699 * doc/invoke.texi (-fdump-statistics): Document.
701 * tree-ssa-pre.c (compute_antic): Use statistics_histogram_event.
703 (execute_pre): Use statistics_counter_event.
704 * tree-ssa-propagate.c (struct prop_stats_d): Add num_dce field.
705 (substitute_and_fold): Increment it. Use statistics_counter_event.
707 2008-05-15 Diego Novillo <dnovillo@google.com>
709 http://gcc.gnu.org/ml/gcc-patches/2008-05/msg00893.html
711 * treestruct.def (TS_STRUCT_FIELD_TAG): Remove.
712 * tree-ssa-alias.c (new_type_alias): Remove references to
713 sub-variables from comment.
714 * tree-ssa-operands.c (swap_tree_operands): Likewise.
716 2008-05-15 H.J. Lu <hongjiu.lu@intel.com>
718 * config/i386/sse.md (*vec_concatv2sf_sse4_1): Set prefix_extra
719 attribute to 1 only for insertps alternative.
721 2008-05-15 Bernd Schmidt <bernd.schmidt@analog.com>
723 * config/bfin/bfin.md (loadbytes): New pattern.
724 * config/bfin/bfin.c (enum bfin_builtins): Add BFIN_BUILTIN_LOADBYTES.
725 (bfin_init_builtins): Initialize it.
726 (bdesc_1arg): Add it.
728 2008-05-15 Sa Liu <saliu@de.ibm.com>
730 * testsuite/gfortran.dg/c_kind_int128_test1.f03: New.
731 * testsuite/gfortran.dg/c_kind_int128_test2.f03: New.
732 * testsuite/lib/target-supports.exp: Add
733 check_effective_target_fortran_integer_16.
735 2008-05-15 Bernd Schmidt <bernd.schmidt@analog.com>
737 * config/bfin/bfin.h (TARGET_RETURN_IN_MEMORY): Don't define here.
738 * config/bfin/bfin-protos.h (bfin_return_in_memory): Don't declare.
739 * config/bfin/bfin.c (bfin_return_in_memory): Now static. Return bool.
740 (TARGET_RETURN_IN_MEMORY): Define.
742 2008-05-15 Richard Guenther <rguenther@suse.de>
745 * tree-ssa-alias.c (new_type_alias): Do not set TREE_READONLY.
746 * tree-flow-inline.h (unmodifiable_var_p): Memory tags never
747 represent unmodifiable vars.
749 2008-05-15 Richard Guenther <rguenther@suse.de>
751 * tree-dfa.c (refs_may_alias_p): Allow all kinds of
752 INDIRECT_REF and TARGET_MEM_REF.
753 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
756 2008-05-15 Uros Bizjak <ubizjak@gmail.com>
757 H.J. Lu <hongjiu.lu@intel.com>
759 * config/i386/sse.md (*vec_concatv2sf_sse4_1): New insn pattern.
760 (*vec_concatv2si_sse4_1): Use vector_move_operand predicate
761 for operand 2. Remove pinsr{q,d} with 0x0 immediate operand from
762 insn alternatives. Add missing alternatives.
763 (*vec_concatv2di_rex64_sse4_1): Likewise.
764 (*vec_concatv2si_sse2): Use "x" register constraint instead of "Y2".
765 (*vec_concatv2di_rex64_sse): Rename from *vec_concatv2di_rex64.
768 2008-05-15 Richard Guenther <rguenther@suse.de>
770 PR tree-optimization/36009
771 PR tree-optimization/36204
772 * tree-ssa-loop-im.c (tree-ssa-propagate.h): Include.
773 (determine_invariantness_stmt): Record the loop a store is
775 * Makefile.in (tree-ssa-loop-im.o): Add tree-ssa-propagate.h
778 2008-05-15 Richard Guenther <rguenther@suse.de>
780 PR tree-optimization/34330
781 * tree-ssa-alias.c (get_smt_for): Only assert that accesses
782 through the pointer will alias the SMT.
784 2008-05-14 Andreas Tobler <a.tobler@schweiz.org>
786 * config/sparc/sparc.h (NO_PROFILE_COUNTERS): Define as 0.
788 2008-05-14 H.J. Lu <hongjiu.lu@intel.com>
790 * config/i386/sse.md (*sse4_1_pinsrq): Make it 64bit only.
792 2008-05-14 Michael Meissner <michael.meissner@amd.com>
793 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
795 * optabs.h (optab_index): Add OTI_vashl, OTI_vlshr, OTI_vashr,
796 OTI_vrotl, OTI_vrotr to support vector/vector shifts.
797 (vashl_optab): New optab for vector/vector shifts.
798 (vashr_optab): Ditto.
799 (vlshr_optab): Ditto.
800 (vrotl_optab): Ditto.
801 (vrotr_optab): Ditto.
802 (optab_subtype): New enum for optab_for_tree_code call.
803 (optab_for_tree_code): Add enum optab_subtype argument.
805 * optabs.c (optab_for_tree_code): Take an additional argument to
806 distinguish between a vector shift by a scalar and vector shift by
807 a vector. Make lshr/ashr/ashl/rotl/rotr optabs just vector
808 shifted by a scalar. Use vlshr/vashr/vashl/vrotl/vrotr for the
809 vector shift by a vector.
810 (expand_widen_pattern_expr): Pass additional argument to
813 * genopinit.c (optabs): Add vashr_optab, vashl_optab, vlshr_optab,
814 vrotl_optab, vrotr_optab.
816 * expr.c (expand_expr_real_1): Update calls to
817 optab_for_tree_code to distinguish between vector shifted by a
818 scalar and vector shifted by a vector.
819 * tree-vectorizer.c (supportable_widening_operation): Ditto.
820 (supportable_narrowing_operation): Ditto.
821 * tree-vect-analyze.c (vect_build_slp_tree): Ditto.
822 * tree-vect-patterns.c (vect_pattern_recog_1): Ditto.
823 * tree-vect-transform.c (vect_model_reduction_cost): Ditto.
824 (vect_create_epilog_for_reduction): Ditto.
825 (vectorizable_reduction): Ditto.
826 (vectorizable_operation): Ditto.
827 (vect_strided_store_supported): Ditto.
828 (vect_strided_load_supported): Ditto.
829 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
830 * expmed.c (expand_shift): Ditto.
832 * doc/md.texi (ashl@var{m}3): Document that operand 2 is always a
834 (ashr@var{m}3): Ditto.
835 (vashl@var{m}3): Document new vector/vector shift standard name.
836 (vashr@var{m}3): Ditto.
837 (vlshr@var{m}3): Ditto.
838 (vrotl@var{m}3): Ditto.
839 (vrotr@var{m}3): Ditto.
841 * config/i386/i386.md (PPERM_SRC): Move PPERM masks here from i386.c.
842 (PPERM_INVERT): Ditto.
843 (PPERM_REVERSE): Ditto.
844 (PPERM_REV_INV): Ditto.
848 (PPERM_INV_SIGN): Ditto.
852 * config/i386/sse.md (mulv2di3): Add SSE5 support.
853 (sse5_pmacsdql_mem): New SSE5 define_and_split that temporarily
854 allows a memory operand to be the value being added, and split it
855 to improve vectorization.
856 (sse5_pmacsdqh_mem): Ditto.
857 (sse5_mulv2div2di3_low): SSE5 32-bit multiply and extend function.
858 (sse5_mulv2div2di3_high): Ditto.
859 (vec_pack_trunc_v8hi): Add SSE5 pperm support.
860 (vec_pack_trunc_v4si): Ditto.
861 (vec_pack_trunc_v2di): Ditto.
862 (sse5_pcmov_<mode>): Remove code that tried to use use
863 andps/andnps instead of pcmov.
864 (vec_widen_smult_hi_v4si): If we have SSE5, use the pmacsdql and
865 pmacsdqh instructions.
866 (vec_widen_smult_lo_v4si): Ditto.
868 * config/i386/i386.c (PPERM_SRC): Move PPERM masks to i386.md.
869 (PPERM_INVERT): Ditto.
870 (PPERM_REVERSE): Ditto.
871 (PPERM_REV_INV): Ditto.
875 (PPERM_INV_SIGN): Ditto.
878 (ix86_expand_sse_movcc): Move the SSE5 test after the if
880 (ix86_expand_int_vcond): If SSE5 generate all possible integer
882 (ix86_sse5_valid_op_p): Allow num_memory to be negative, which
883 says ignore whether the last reference is a memory operand.
885 2008-05-14 Michael Meissner <michael.meissner@amd.com>
886 Paolo Bonzini <bonzini at gnu dot org>
888 * config/rs6000/rs6000.c (bdesc_2arg): Change the names of vector
891 * config/rs6000/altivec.md (vashl<mode>3): Rename from ashl<mode>3.
892 (vlshr<mode>3): Rename from vlshr<mode>3.
893 (vashr<mode>3): Rename from vashr<mode>3.
894 (mulv4sf3): Change the names of vector shift patterns.
898 * config/spu/spu.c (spu_initialize_trampoline): Rename vector
901 * config/spu/spu-builtins.def (SI_SHLH): Rename vector shift insns.
926 * config/spu/spu.md (v): New iterator macro to add v for vector types.
927 (floatunssidf2_internal): Change vector/vector shift names.
928 (floatunsdidf2_internal): Ditto.
935 (vashl<mode>3): Rename from ashl<mode>3.
936 (vashr<mode>3): Rename from ashr<mode>3.
937 (vlshr<mode>3): Rename from lshr<mode>3.
938 (vrotl<mode>3): Rename from rotl<mode>3.
940 2008-05-14 Michael Meissner <michael.meissner@amd.com>
943 * config/i386/sse.md (vec_widen_smult_hi_v4si): Delete, using unsigned
944 multiply gives the wrong value when doing widening multiplies.
945 (vec_widen_smult_lo_v4si): Ditto.
947 2008-05-14 Kenneth Zadeck <zadeck@naturalbridge.com>
949 * optabs.c (prepare_cmp_insn): Changed LCT_PURE_MAKE_BLOCK to
950 LCT_PURE and LCT_CONST_MAKE_BLOCK to LCT_CONST in calls to
951 emit_library_call_value.
952 * builtins.c (expand_builtin_powi, expand_builtin_memcmp): Ditto.
953 * tree.h (ECF_LIBCALL_BLOCK): Removed.
954 * calls.c (initialize_argument_information, precompute_arguments,
955 expand_call, emit_library_call_value_1): Remove ECF_LIBCALL_BLOCK.
956 (precompute_arguments): Removed flags parameter.
957 * rtl.h (LCT_CONST_MAKE_BLOCK, LCT_PURE_MAKE_BLOCK): Removed.
959 2008-05-14 Richard Guenther <rguenther@suse.de>
961 * tree-ssa-dse.c (dse_possible_dead_store_p): Remove dead code.
962 Make sure to register the store if the use is a PHI_NODE.
964 2008-05-14 Olivier Hainque <hainque@adacore.com>
966 * expr.c (expand_expr_real_1) <normal_inner_ref>: Force op0 to
967 memory if the component is to be referenced in BLKmode according
968 to get_inner_reference.
970 2008-05-14 Adam Nemet <anemet@caviumnetworks.com>
972 * calls.c (emit_library_call_value_1): Restore code clearing
973 ECF_LIBCALL_BLOCK to ensure that we only call end_sequence once.
975 2008-05-14 Olivier Hainque <hainque@adacore.com>
976 Nicolas Roche <roche@adacore.com>
978 * configure.ac: Add support for a "gcc_subdir" variable in
979 config-lang.in, to denote a subdirectory where the language/GCC
980 integration files are to be found.
981 * configure: Regenerate.
983 2008-05-14 Ira Rosen <irar@il.ibm.com>
985 PR tree-optimization/36098
986 * tree-vect-analyze.c (vect_analyze_group_access): Set the gap
987 value for the first load in the group in case of a gap.
988 (vect_build_slp_tree): Check that there are no gaps in loads.
990 2008-05-14 Kenneth Zadeck <zadeck@naturalbridge.com>
992 * doc/rtl.texi: Removed reference to REG_NO_CONFLICT notes.
993 * optabs.c (expand_binop, expand_absneg_bit, expand_unop,
994 expand_copysign_bit, ): Change call to emit_no_conflict_block to
995 emit_insn and remove unneeded code to construct extra args.
996 (emit_no_conflict_block): Removed.
997 * optabls.h: (emit_no_conflict_block): Removed.
998 * cse.c (cse_extended_basic_block): Remove search for
999 REG_NO_CONFLICT note.
1000 * global.c: Removed incorrect comment added in revision 117.
1001 * expr.c (convert_move): Change call to emit_no_conflict_block to
1003 * recog.c: Change comments so that they do not mention
1005 * local_alloc.c (combine_regs): Removed last parameter.
1006 (no_conflict_p): Removed.
1007 (block_alloc): Removed note, no_conflict_combined_regno and set
1008 local vars. Removed all code to process REG_NO_CONFLICT blocks.
1009 (combine_regs): Removed already_dead and code to look for
1010 REG_NO_CONFLICT notes.
1011 * lower_subreg (remove_retval_note): Removed code to look for
1012 REG_NO_CONFLICT block.
1013 (resolve_reg_notes): Removed REG_NO_CONFLICT case.
1014 (resolve_clobber): Remove code to process libcalls that have
1015 REG_NO_CONFLICT notes.
1016 * loop_invariant.c (find_invariant_insn): Removed REG_NO_CONFLICT
1018 * combine.c (can_combine_p, distribute_notes): Removed
1019 REG_NO_CONFLICT case.
1020 * config/cris/cris.md (movdi pattern): Changed emit_no_conflict_block
1022 * config/mn10300/mn10300.md (absdf2, negdf2 patterns): Ditto.
1023 * config/m68k/m68k.md (negdf2, negxf2, absdf2, absxf2 patterns):
1025 * reg-notes.def (NO_CONFLICT): Removed.
1027 2008-05-14 David S. Miller <davem@davemloft.net>
1029 * config/sparc/sparc.c (sparc_profile_hook): If
1030 NO_PROFILE_COUNTERS, don't generate and pass a label into mcount.
1031 * config/sparc/linux.h (NO_PROFILE_COUNTERS): Define as 1.
1032 * config/sparc/linux64.h (NO_PROFILE_COUNTERS): Likewise.
1034 2008-05-14 Andreas Krebbel <krebbel1@de.ibm.com>
1036 * cse.c (cse_cc_succs): Invoke delete_insn_and_edges.
1038 2008-05-13 Uros Bizjak <ubizjak@gmail.com>
1041 * config/i386/i386.c (ix86_expand_vector_init_general): Rearrange op0
1042 and op1 expansion before vector concat to have less live pseudos.
1044 2008-05-13 H.J. Lu <hongjiu.lu@intel.com>
1046 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
1047 ix86_expand_vector_set if supported.
1049 2008-05-13 Diego Novillo <dnovillo@google.com>
1050 Kenneth Zadeck <zadeck@naturalbridge.com>
1052 http://gcc.gnu.org/ml/gcc-patches/2008-05/msg00748.html
1054 * tree.h (init_phinodes, fini_phinodes, release_phi_node,
1055 phinodes_print_statistics, init_ssanames, fini_ssanames,
1056 make_ssa_name, duplicate_ssa_name, duplicate_ssa_name_ptr_info,
1057 release_ssa_name, release_defs, replace_ssa_name_symbol,
1058 ssanames_print_statistics): Move ...
1059 * tree-flow.h: ... here.
1060 * tree-ssanames.c (init_ssanames): Add arguments FN and SIZE.
1061 Use FN instead of cfun.
1062 (make_ssa_name_fn): Rename from make_ssa_name.
1063 (pass_release_ssa_names): Add TODO_dump_func to finish flags.
1064 * tree-flow-inline.h (make_ssa_name): Move from
1065 tree-ssanames.c. Convert to static inline. Call make_ssa_name_fn.
1066 * omp-low.c (expand_omp_parallel):
1067 * tree-flow-inline.h (redirect_edge_var_map_result):
1068 * tree-ssa.c (init_tree_ssa): Add argument FN.
1069 Use it instead of cfun. Update all users.
1071 2008-05-13 Tom Tromey <tromey@redhat.com>
1073 PR preprocessor/22168:
1074 * doc/cpp.texi (Top): Update menu.
1075 (Alternatives to Wrapper #ifndef): New node.
1076 (Other Directives): Document deprecation.
1077 (Obsolete Features): Remove menu.
1078 (Assertions): Merge node into Obsolete Features.
1079 (Obsolete once-only headers): Move earlier; rename to Alternatives
1081 * doc/cppopts.texi: Update.
1082 * c.opt (Wdeprecated): Enable for C and ObjC.
1083 * doc/invoke.texi (Option Summary): Move -Wno-deprecated.
1084 (C++ Dialect Options): Move -Wno-deprecated from here to...
1085 (Warning Options): ... here.
1087 2008-05-13 Richard Guenther <rguenther@suse.de>
1090 * fold-const.c (fold_sign_changed_comparison): Do not allow
1091 changes in pointer-ness.
1093 2008-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
1096 * config/sh/sh.c (sh_expand_prologue): Don't clear
1097 RTX_FRAME_RELATED_P for push insns.
1099 2008-05-12 Andy Hutchinson <hutchinsonandy@aim.com>
1101 * config/avr/avr.h (MAX_OFILE_ALIGNMENT): Define.
1103 2008-05-12 Anatoly Sokolov <aesok@post.ru>
1105 * config/avr/avr.h (machine_function): Add 'is_leaf' field.
1106 * config/avr/avr.c (avr_regs_to_save): Compute 'machine->is_leaf'.
1107 Use 'machine->is_leaf' instead of 'leaf_func_p'.
1109 2008-05-12 H.J. Lu <hongjiu.lu@intel.com>
1111 * config/i386/sse.md (*sse_concatv4sf): Renamed to ...
1112 (*vec_concatv4sf_sse): This.
1113 (*sse2_concatv2si): Renamed to ...
1114 (*vec_concatv2si_sse2): This.
1115 (*sse1_concatv2si): Renamed to ...
1116 (*vec_concatv2si_sse): This.
1117 (*vec_concatv2di_rex): Renamed to ...
1118 (*vec_concatv2di_rex64): This.
1119 (*vec_concatv2si_sse4_1): New.
1120 (*vec_concatv2di_rex64_sse4_1): Likewise.
1122 2008-05-12 Uros Bizjak <ubizjak@gmail.com>
1124 PR rtl-optimization/36111
1125 * recog.c (validate_replace_rtx_1): Unshare new RTL expression
1126 that was created for swappable operands.
1128 2008-05-12 Samuel Tardieu <sam@rfc1149.net>
1131 * Makefile.in: Substitute GNATMAKE and GNATBIND.
1132 * configure.ac: Add call to ACX_PROG_GNAT.
1134 2008-05-11 Volker Reichelt <v.reichelt@netcologne.de>
1136 * optc-gen.awk: Fix comment typo.
1138 2008-05-11 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
1140 * pretty-print.c (pp_integer_with_precision): Use
1141 HOST_LONG_LONG_FORMAT.
1143 2008-05-10 Kenneth Zadeck <zadeck@naturalbridge.com>
1145 * gcse.c (store_killed_in_insn): Negated call to RTL_CONST_CALL_P.
1147 2008-05-10 H.J. Lu <hongjiu.lu@intel.com>
1149 * config/i386/i386.c (bdesc_ptest): Removed.
1150 (ix86_builtin_type): Add INT_FTYPE_V2DI_V2DI_PTEST.
1151 (bdesc_args): Add __builtin_ia32_ptestz128,
1152 __builtin_ia32_ptestc128 and __builtin_ia32_ptestnzc128.
1153 (ix86_init_mmx_sse_builtins): Updated.
1154 (ix86_expand_args_builtin): Handle INT_FTYPE_V2DI_V2DI_PTEST.
1155 (ix86_expand_builtin): Updated.
1157 2008-05-10 Richard Sandiford <rdsandiford@googlemail.com>
1159 * tree-cfg.c (valid_fixed_convert_types_p): New function.
1160 (verify_gimple_expr): Handle FIXED_CONVERT_EXPR.
1162 2008-05-10 Uros Bizjak <ubizjak@gmail.com>
1164 * value-prof.c (interesting_stringop_to_profile): Do not
1165 return early for BUILT_IN_MEMPCPY.
1167 2008-05-09 H.J. Lu <hongjiu.lu@intel.com>
1169 * calls.c (expand_call): Don't use callgraph to increase
1170 preferred_stack_boundary.
1172 * cgraph.h (cgraph_rtl_info): Use unsigned on
1173 preferred_incoming_stack_boundary.
1175 * final.c (rest_of_clean_state): Use unsigned on
1176 preferred_stack_boundary.
1178 2008-05-09 Tom Tromey <tromey@redhat.com>
1180 PR preprocessor/22231:
1181 * c-opts.c (sanitize_cpp_opts): Disallow -MG if compilation is
1184 2008-05-09 Uros Bizjak <ubizjak@gmail.com>
1186 PR tree-optimization/36129
1187 * tree-ssa-ccp.c: Include value-prof.h.
1188 (execute_fold_all_builtins): Call gimple_remove_stmt_histograms if
1189 built-in function was folded to a constant.
1190 * Makefile.in (tree-ssa-ccp.c): Depend on value-prof.h
1192 2008-05-09 Jan Sjodin <jan.sjodin@amd.com>
1193 Sebastian Pop <sebastian.pop@amd.com>
1195 * tree-scalar-evolution.c: Document instantiate_scev.
1196 (instantiate_parameters_1): Renamed instantiate_scev_1.
1197 Don't use the same loop for instantiation_loop and evolution_loop.
1198 (instantiate_scev): New.
1199 (instantiate_parameters): Moved...
1200 (resolve_mixers): Update call to instantiate_scev_1 to pass the
1201 same loop twice. Maintains the semantics for this function.
1202 * tree-scalar-evolution.h (instantiate_scev): Declare.
1203 (instantiate_parameters): ...here. Now static inline.
1204 * tree-data-ref.c (dr_analyze_indices): Call instantiate_scev
1205 instead of resolve_mixers.
1207 2008-05-09 Maxim Kuvyrkov <maxim@codesourcery.com>
1209 * rtl-factoring.c (collect_pattern_seqs): Fix typo.
1211 2008-05-09 Tomas Bily <tbily@suse.cz>
1213 * config/pa/pa.c (reloc_needed): Use CASE_CONVERT.
1214 * tree-cfg.c (verify_expr, verify_gimple_expr): Likewise.
1215 * tree-ssa-structalias.c (get_constraint_for): Likewise.
1216 * c-common.c (c_common_truthvalue_conversion): Likewise.
1217 * tree-object-size.c (compute_object_offset): Likewise.
1218 * tree-inline.c (estimate_num_insns_1): Likewise.
1219 * varasm.c (const_hash_1, compare_constant, copy_constant)
1220 (compute_reloc_for_constant, output_addressed_constants)
1221 (initializer_constant_valid_p): Likewise.
1222 * c-omp.c (check_omp_for_incr_expr): Likewise.
1223 * gimplify.c (gimplify_expr): Likewise.
1224 * c-typeck.c (c_finish_return): Likewise.
1225 * tree-vectorizer.c (supportable_widening_operation)
1226 (supportable_narrowing_operation): Likewise.
1227 * c-pretty-print.c (pp_c_cast_expression, pp_c_expression): Likewise.
1228 * matrix-reorg.c (can_calculate_expr_before_stmt): Likewise.
1229 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
1230 * dwarf2out.c (loc_descriptor_from_tree_1, add_bound_info)
1231 (descr_info_loc): Likewise.
1232 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Likewise.
1233 * fold-const.c (operand_equal_p, make_range, extract_muldiv_1)
1234 (fold_unary): Likewise.
1235 * builtins.c (get_pointer_alignment): Likewise.
1236 * tree-scalar-evolution.c (interpret_rhs_modify_stmt)
1237 (instantiate_parameters_1): Likewise.
1238 * tree.c (expr_align, stabilize_reference): Likewise.
1239 * tree-pretty-print.c (dump_generic_node, op_prio): Likewise.
1240 * tree-ssa-loop-niter.c (derive_constant_upper_bound): Likewise.
1241 * convert.c (strip_float_extensions): Use CONVERT_EXPR_P.
1242 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Likewise.
1243 * config/alpha/alpha.c (va_list_skip_additions): Likewise.
1244 * c-common.c (c_alignof_expr, check_function_arguments_recurse):
1246 * tree-ssa.c (tree_ssa_useless_type_conversion): Likewise.
1247 * varasm.c (initializer_constant_valid_p, output_constant): Likewise.
1248 * tree-ssa-forwprop.c (get_prop_source_stmt, can_propagate_from)
1249 (forward_propagate_addr_expr_1, forward_propagate_addr_expr)
1250 (forward_propagate_comparison)
1251 (tree_ssa_forward_propagate_single_use_vars): Likewise.
1252 * cfgexpand.c (discover_nonconstant_array_refs_r): Likewise.
1253 * emit-rtl.c (component_ref_for_mem_expr)
1254 (set_mem_attributes_minus_bitpos): Likewise.
1255 * tree-ssa-phiopt.c (conditional_replacement): Likewise.
1256 * gimplify.c (gimplify_conversion, goa_lhs_expr_p, gimplify_expr):
1258 * c-typeck.c (default_function_array_conversion, build_indirect_ref)
1259 (build_function_call, pointer_diff, build_compound_expr)
1260 (c_finish_return): Likewise.
1261 * tree-vect-analyze.c (vect_determine_vectorization_factor): Likewise.
1262 * matrix-reorg.c (get_inner_of_cast_expr, may_flatten_matrices_1):
1264 * tree-ssa-ifcombine.c (recognize_single_bit_test): Likewise.
1265 * expr.c (is_aligning_offset): Likewise.
1266 * tree-ssa-alias.c (is_escape_site): Likewise.
1267 * tree-stdarg.c (va_list_counter_bump, check_va_list_escapes)
1268 (check_all_va_list_escapes): Likewise.
1269 * tree-ssa-loop-ivopts.c (determine_base_object)
1270 (determine_common_wider_type): Likewise.
1271 * dojump.c (do_jump): Likewise.
1272 * tree-ssa-sccvn.c (simplify_unary_expression): Likewise.
1273 * tree-gimple.c (is_gimple_cast): Likewise.
1274 * fold-const.c (decode_field_reference, )
1275 (fold_sign_changed_comparison, fold_unary, fold_comparison)
1276 (fold_binary): Likewise.
1277 * tree-ssa-alias-warnings.c (find_alias_site_helper)
1278 (already_warned_in_frontend_p): Likewise.
1279 * builtins.c (get_memory_rtx, fold_builtin_next_arg): Likewise.
1280 * tree.c (really_constant_p, get_unwidened): Likewise.
1281 * tree-ssa-loop-niter.c (expand_simple_operations): Likewise.
1282 * tree-ssa-loop-im.c (rewrite_bittest): Likewise.
1283 * tree-vrp.c (register_edge_assert_for_2, register_edge_assert_for_1):
1285 * tree.h (STRIP_NOPS, STRIP_SIGN_NOPS, STRIP_TYPE_NOPS): Use
1287 (CONVERT_EXPR_P): Define.
1288 (CASE_CONVERT): Define.
1290 2008-05-08 Kenneth Zadeck <zadeck@naturalbridge.com>
1293 * dce.c (deletable_insn_p): Do not delete calls if df_in_progress.
1294 (delete_unmarked_insns): When deleting a call, call
1295 delete_unreachable_blocks.
1296 * rtl.texi (RTL_CONST_CALL_P, RTL_PURE_CALL_P,
1297 RTL_CONST_OR_PURE_CALL_P, RTL_LOOPING_CONST_OR_PURE_CALL_P): Fixed doc.
1299 2008-05-08 Richard Guenther <rguenther@suse.de>
1301 * doc/invoke.texi (-fdump-tree-salias): Remove documentation.
1302 (-ftree-salias): Likewise.
1303 (salias-max-implicit-fields): Remove param documentation.
1304 (salias-max-array-elements): Likewise.
1305 * tree-pass.h (pass_create_structure_vars): Remove.
1306 * params.h (SALIAS_MAX_IMPLICIT_FIELDS): Remove.
1307 (SALIAS_MAX_ARRAY_ELEMENTS): Likewise.
1308 * tree-ssa-alias.c (create_structure_vars): Remove.
1309 (gate_structure_vars): Likewise.
1310 (pass_create_structure_vars): Likewise.
1311 (gate_build_alias): Likewise.
1312 (pass_build_alias): Adjust to run always and dump the function.
1313 * common.opt (ftree-salias): Hide.
1314 * passes.c (init_optimization_passes): Remove
1315 pass_create_structure_vars, adjust comment.
1316 * params.def (PARAM_SALIAS_MAX_IMPLICIT_FIELDS): Remove.
1317 (PARAM_SALIAS_MAX_ARRAY_ELEMENTS): Likewise.
1318 * opts.c (decode_options): Do not set flag_tree_salias.
1319 (common_handle_option): Add OPT_ftree_salias to the backward
1320 compatibility section.
1322 2008-05-08 Richard Guenther <rguenther@suse.de>
1324 * tree-flow-inline.h (var_can_have_subvars): Move ...
1325 * tree-ssa-structalias.c (var_can_have_subvars): ... here.
1326 * tree-flow.h (var_can_have_subvars): Remove.
1327 (push_fields_onto_fieldstack): Remove.
1328 (sort_fieldstack): Likewise.
1329 (struct fieldoff): Move ...
1330 * tree-ssa-structalias.c (struct fieldoff): ... here. Remove
1331 alias_set and base_for_components fields.
1332 (sort_fieldstack): Make static.
1333 (push_fields_onto_fieldstack): Likewise. Remove code that
1334 handles anything but RECORD_TYPEs. Remove alias_set and
1335 base_for_components handling.
1336 (create_variable_info_for): Adjust.
1338 2008-05-08 Seongbae Park <seongbae.park@gmail.com>
1340 * common.opt (Wframe-larger-than=): Shorten the help message
1342 * doc/invoke.texi (Wframe-larger-than=): Add more description.
1344 2008-05-08 Rafael Espindola <espindola@google.com>
1346 * tree-complex.c (expand_complex_div_wide): Don't create CONDs that
1348 * tree-gimple.c (is_gimple_condexpr): Check that the expression doesn't
1349 trap and that both operands are gimple values.
1350 (canonicalize_cond_expr_cond): Use is_gimple_condexpr.
1351 * gcc/tree-eh.c (tree_could_trap_p): Correctly detect if a comparison
1354 2008-05-08 Richard Sandiford <rsandifo@nildram.co.uk>
1356 * read-rtl.c (join_c_conditions): Return the first string if the
1357 two strings are equal.
1359 2008-05-08 Richard Sandiford <rsandifo@nildram.co.uk>
1361 * gensupport.h (pred_data): Add a "num_codes" field.
1362 (add_predicate_code): Declare.
1363 * gensupport.c (add_predicate_code): New function.
1364 (std_pred_table): Add an "allows_const_p" field.
1365 (std_preds): Set this field for predicates that allow RTX_CONST_OBJs.
1366 Remove the (incomplete) list of such codes from the codes field.
1367 (init_predicate_table): Use add_predicate_code. Add all
1368 RTX_CONST_OBJs if allows_const_p is true.
1369 * genrecog.c (process_define_predicate): Use add_predicate_code.
1371 2008-05-08 David Daney <ddaney@avtrex.com>
1372 Richard Sandiford <rsandifo@nildram.co.uk>
1374 * config/mips/mips.md (mips_expand_compare_and_swap_12): Handle
1375 special case of constant zero operands.
1376 * config/mips/mips.c (mips_expand_compare_and_swap_12): Zero extend
1377 old and new values. Special case constant zero values.
1378 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP): Skip 'sync' if compare
1380 (MIPS_COMPARE_AND_SWAP_12): Handle constant zero operands.
1381 (MIPS_COMPARE_AND_SWAP_12_0): New macro.
1383 2008-05-08 Paolo Bonzini <bonzini@gnu.org>
1386 * simplify-rtx.c (simplify_plus_minus): Create CONST of
1387 similar RTX_CONST_OBJ before CONST_INT.
1389 2008-05-08 Steve Ellcey <sje@cup.hp.com>
1391 * stmt.c (expand_stack_restore): Change sa mode if needed.
1393 2008-05-08 Richard Guenther <rguenther@suse.de>
1395 * config/i386/i386-protos.h (ix86_return_in_memory): Adjust
1396 return type to bool.
1397 (ix86_sol10_return_in_memory): Likewise.
1398 (ix86_i386elf_return_in_memory): Likewise.
1399 (ix86_i386interix_return_in_memory): Likewise.
1400 * config/i386/i386.c (ix86_return_in_memory): Likewise.
1401 (ix86_sol10_return_in_memory): Likewise.
1402 (ix86_i386elf_return_in_memory): Likewise.
1403 (ix86_i386interix_return_in_memory): Likewise.
1405 2008-05-08 Kai Tietz <kai.tietz@onevision.com>
1408 * calls.c (compute_argument_block_size ): Add ATTRIBUTE_UNUSED to
1410 (emit_library_call_value_1): Add ATTRIBUTE_UNUSED to variable fndecl.
1411 * target-def.h: Check that TARGET_RETURN_IN_MEMORY isn't
1414 2008-05-08 Richard Guenther <rguenther@suse.de>
1416 * tree-data-ref.c (dr_analyze_alias): Do not set DR_SUBVARS.
1417 * tree-data-ref.h (struct dr_alias): Remove subvars field.
1418 (DR_SUBVARS): Remove.
1419 * tree-dfa.c (dump_subvars_for): Remove.
1420 (debug_subvars_for): Likewise.
1421 (dump_variable): Do not dump subvars.
1422 (remove_referenced_var): Do not remove subvars.
1423 * tree-flow-inline.h (clear_call_clobbered): SFTs no longer exist.
1424 (lookup_subvars_for_var): Remove.
1425 (get_subvars_for_var): Likewise.
1426 (get_subvars_at): Likewise.
1427 (get_first_overlapping_subvar): Likewise.
1428 (overlap_subvar): Likewise.
1429 * tree-flow.h (subvar_t): Remove.
1430 (struct var_ann_d): Remove subvars field.
1431 * tree-ssa-alias.c (mark_aliases_call_clobbered): Remove queued
1432 argument. Remove special handling of SFTs.
1433 (compute_tag_properties): Likewise.
1434 (set_initial_properties): Likewise.
1435 (compute_call_clobbered): Likewise.
1436 (count_mem_refs): Likewise.
1437 (compute_memory_partitions): Likewise.
1438 (compute_flow_insensitive_aliasing): Likewise.
1439 (setup_pointers_and_addressables): Likewise.
1440 (new_type_alias): Likewise.
1441 (struct used_part): Remove.
1442 (used_portions): Likewise.
1443 (struct used_part_map): Likewise.
1444 (used_part_map_eq): Likewise.
1445 (used_part_map_hash): Likewise.
1446 (free_used_part_map): Likewise.
1447 (up_lookup): Likewise.
1448 (up_insert): Likewise.
1449 (get_or_create_used_part_for): Likewise.
1450 (create_sft): Likewise.
1451 (create_overlap_variables_for): Likewise.
1452 (find_used_portions): Likewise.
1453 (create_structure_vars): Likewise.
1454 * tree.def (STRUCT_FIELD_TAG): Remove.
1455 * tree.h (MTAG_P): Adjust.
1456 (struct tree_memory_tag): Remove base_for_components and
1457 unpartitionable flags.
1458 (struct tree_struct_field_tag): Remove.
1459 (SFT_PARENT_VAR): Likewise.
1460 (SFT_OFFSET): Likewise.
1461 (SFT_SIZE): Likewise.
1462 (SFT_NONADDRESSABLE_P): Likewise.
1463 (SFT_ALIAS_SET): Likewise.
1464 (SFT_UNPARTITIONABLE_P): Likewise.
1465 (SFT_BASE_FOR_COMPONENTS_P): Likewise.
1466 (union tree_node): Remove sft field.
1467 * alias.c (get_alias_set): Remove special handling of SFTs.
1468 * print-tree.c (print_node): Remove handling of SFTs.
1469 * tree-dump.c (dequeue_and_dump): Likewise.
1470 * tree-into-ssa.c (mark_sym_for_renaming): Likewise.
1471 * tree-nrv.c (dest_safe_for_nrv_p): Remove special handling of SFTs.
1472 * tree-predcom.c (set_alias_info): Do not set subvars.
1473 * tree-pretty-print.c (dump_generic_node): Do not handle SFTs.
1474 * tree-ssa-loop-ivopts.c (get_ref_tag): Likewise.
1475 * tree-ssa-operands.c (access_can_touch_variable): Likewise.
1476 (add_vars_for_offset): Remove.
1477 (add_virtual_operand): Remove special handling of SFTs.
1478 (add_call_clobber_ops): Likewise.
1479 (add_call_read_ops): Likewise.
1480 (get_asm_expr_operands): Likewise.
1481 (get_modify_stmt_operands): Likewise.
1482 (get_expr_operands): Likewise.
1483 (add_to_addressable_set): Likewise.
1484 * tree-ssa.c (verify_ssa_name): Do not handle SFTs.
1485 * tree-tailcall.c (suitable_for_tail_opt_p): Likewise.
1486 * tree-vect-transform.c (vect_create_data_ref_ptr): Do not set subvars.
1487 * tree.c (init_ttree): Remove STRUCT_FIELD_TAG initialization.
1488 (tree_code_size): Remove STRUCT_FIELD_TAG handling.
1489 (tree_node_structure): Likewise.
1490 * tree-ssa-structalias.c (set_uids_in_ptset): Remove special
1492 (find_what_p_points_to): Likewise.
1494 2008-05-08 Sa Liu <saliu@de.ibm.com>
1496 * config/spu/spu.md: Fixed subti3 pattern.
1498 2008-05-08 Richard Guenther <rguenther@suse.de>
1501 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Make
1502 sure to create a representative for trailing arrays for PTA.
1504 2008-05-08 Richard Guenther <rguenther@suse.de>
1507 * fold-const.c (operand_equal_p): Two objects which types
1508 differ in pointerness are not equal.
1510 2008-05-08 Kai Tietz <kai.tietz@onevision.com>
1512 * calls.c (compute_argument_block_size): Add argument tree fndecl.
1513 (OUTGOING_REG_PARM_STACK_SPACE): Add function type argument.
1514 (emit_library_call_value_1): Add new variable fndecl initialized by
1515 NULL_TREE. It should be the decl type of orgfun, but this information
1516 seems not to be available here, so it uses the default calling abi.
1517 * config/arm/arm.c (arm_return_in_memory): Add fntype argumen.
1518 * config/arm/arm.h (RETURN_IN_MEMORY): Replace RETURN_IN_MEMORY
1519 by TARGET_RETURN_IN_MEMORY.
1520 * config/i386/i386-interix.h: Likewise.
1521 * config/i386/i386.h: Likewise.
1522 * config/i386/i386elf.h: Likewise.
1523 * config/i386/ptx4-i.h: Likewise.
1524 * config/i386/sol2-10.h: Likewise.
1525 * config/i386/sysv4.h: Likewise.
1526 * config/i386/vx-common.h: Likewise.
1527 * config/cris/cris.h: Removed #if 0 clause.
1528 * config/arm/arm-protos.h (arm_return_in_memory): Add fntype argument.
1529 * config/i386/i386-protos.h (ix86_return_in_memory): Add fntype
1531 (ix86_sol10_return_in_memory): Likewise.
1532 (ix86_i386elf_return_in_memory): New.
1533 (ix86_i386interix_return_in_memory): New.
1534 * config/mt/mt-protos.h (mt_return_in_memory): New.
1535 * config/mt/mt.c: Likewise.
1536 * config/mt/mt.h (OUTGOING_REG_PARM_STACK_SPACE): Add FNTYPE argument.
1537 (RETURN_IN_MEMORY): Replace by TARGET_RETURN_IN_MEMORY.
1538 * config/bfin/bfin.h: Likewise.
1539 * config/bfin/bfin-protos.h (bfin_return_in_memory): Add fntype
1541 * config/bfin/bfin.c: Likewise.
1542 * config/pa/pa.h (OUTGOING_REG_PARM_STACK_SPACE): Add FNTYPE argument.
1543 * config/alpha/unicosmk.h: Likewise.
1544 * config/i386/cygming.h: Likewise.
1545 * config/iq2000/iq2000.h: Likewise.
1546 * config/mips/mips.h: Likewise.
1547 * config/mn10300/mn10300.h: Likewise.
1548 * config/rs6000/rs6000.h: Likewise.
1549 * config/score/score.h: Likewise.
1550 * config/spu/spu.h: Likewise.
1551 * config/v850/v850.h: Likewise.
1552 * defaults.h: Likewise.
1553 * doc/tm.texi (OUTGOING_REG_PARM_STACK_SPACE): Adjust documentation.
1554 * expr.c (emit_block_move): Adjust use of
1555 OUTGOING_REG_PARM_STACK_SPACE.
1556 * function.c (STACK_DYNAMIC_OFFSET): Adjust use of
1557 OUTGOING_REG_PARM_STACK_SPACE.
1558 * targhooks.c (default_return_in_memory): Remove RETURN_IN_MEMORY.
1560 2008-05-08 Jakub Jelinek <jakub@redhat.com>
1562 * tree-parloops.c (create_parallel_loop): Set OMP_RETURN_NOWAIT
1563 on OMP_RETURN for OMP_FOR.
1566 * dwarf2out.c (dw_expand_expr, common_check): Removed.
1567 (fortran_common): New function.
1568 (gen_variable_die): Call fortran_common instead of common_check,
1569 adjust for it returning tree instead of rtx. Formatting.
1571 2008-05-07 Kenneth Zadeck <zadeck@naturalbridge.com>
1575 * see.c (see_copy_insn): Copy new pure const attributes for new call.
1576 * c-decl.c (merge_decls): Ditto.
1577 * postreload.c (record_opr_changes): Change CONST_OR_PURE_CALL_P
1578 to RTL_CONST_OR_PURE_CALL_P.
1579 * tree.c (define_local_buitin): Rename DECL_IS_PURE to DECL_PURE_P.
1580 Initialized DECL_LOOPING_CONST_PURE.
1581 (process_call_operands): Set tree_side_effects properly.
1582 * tree.h (TREE_READONLY_DECL_P): Removed.
1583 (DECL_IS_PURE): Renamed to DECL_PURE_P.
1584 (DECL_LOOPING_OR_CONST_P): New macro.
1585 (struct tree_function_decl): Added looping_const_or_pure_p.
1587 (ECF_LOOPING_OR_CONST_P): New macro.
1588 * rtlanal.c (pure_const_p): Removed.
1589 * builtins.c (expand_builtin): Rename DECL_IS_PURE to DECL_PURE_P.
1590 * reorg.c (delete_prior_computation) Changed CONST_OR_PURE_CALL_P
1591 to RTL_CONST_CALL_P.
1592 * ipa-pure-const.c (pure_const_state_e): Added looping field.
1593 (check_decl, check_tree, check_call, scan_function): Initialize
1595 (analyze_function): Rename DECL_IS_PURE to DECL_PURE_P.
1596 (static_execute): Set looping true for recursive functions.
1597 Undo setting state to IPA_NEITHER for recursive functions.
1599 * ifcvt.c (noce_can_store_speculate_p): Changed
1600 CONST_OR_PURE_CALL_P and pure_call_p to RTL_CONST_CALL_P or
1601 RTL_CONST_OR_PURE_CALL_P.
1602 * dse.c (scan_insn): Ditto.
1603 * local-alloc.c (validate_equiv_mem, memref_used_between_p): Ditto.
1604 * gcse.c (oprs_not_seen_p) Changed CONST_OR_PURE_CALL_P to
1605 RTL_CONST_OR_PURE_CALL_P.
1606 (store_killed_in_insn): Changed CONST_OR_PURE_CALL_P and
1607 pure_call_p to RTL_CONST_CALL_P.
1608 * gimplify.c (gimplify_call_expr): Clear side effects for
1609 non-looping pure and constant calls.
1610 * calls.c (emit_call_1): Set rtl flags from ecf flags.
1611 (flags_from_decl_or_type): Set ecf flags from decl flags.
1612 (initialize_argument_information): Turn off
1613 ECF_LOOPING_CONST_OR_PURE when turning off ECF_CONST.
1614 Change const to pure if callee_copies is true rather than just
1616 (expand_call): Turn off ECF_LOOPING_PURE_CONST_CALL and remove old
1617 way of marking pure calls.
1618 (emit_library_call_value_1): Turn off ECF_LOOPING_PURE_CONST_CALL.
1619 Remove hack that was supposed to fix pr7335 and remove old
1620 way of marking pure calls.
1621 * emit-rtl.c (emit_copy_of_insn_after): Copy RTL_CONST_CALL_P,
1622 RTL_PURE_CALL_P, RTL_LOOPING_CONST_OR_PURE_CALL_P.
1623 * cselib.c (cselib_process_insn): Changed CONST_OR_PURE_CALL_P to
1624 RTL_CONST_OR_PURE_CALL_P.
1625 * tree-ssa-pre.c (can_value_number_call): Fixed spacing.
1626 * loop-invariant.c (find_exits, find_invariant_bb): Changed
1627 CONST_OR_PURE_CALL_P to RTL_CONST_OR_PURE_CALL_P.
1628 * sched-deps.c (schedule_analyze): Ditto.
1629 * rtl.h (struct rtx_def): Use call field, unchanging field, and
1630 return_val field of calls to represent pure and const function info.
1631 (CONST_OR_PURE_CALL_P): Deleted macro.
1632 (RTL_CONST_CALL_P, RTL_PURE_CALL_P,
1633 RTL_LOOPING_CONST_OR_PURE_CALL_P, RTL_CONST_OR_PURE_P): New macros.
1634 * tree-inline.c (copy_body_r): Changed TREE_READONLY_DECL_P to
1636 * tree-optimize.c (execute_fixup_cfg): Added test for
1637 ECF_LOOPING_CONST_OR_PURE.
1638 * c-common.c (handle_pure_attribute): Changed DECL_IS_PURE to
1640 * tree-cfg.c (update_call_expr_flags): Do not clear tree side
1641 effects for looping pure or const calls.
1642 (verify_gimple_expr): Added verification code.
1643 * config/alpha/alpha.c (alpha_legitimize_address,
1644 alpha_emit_xfloating_libcall): Changed CONST_OR_PURE_CALL_P to
1646 * config/s390/s390.c (s390_emit_tls_call_insn): Ditto.
1647 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Ditto.
1648 * config/mips/mips.c (mips_call_tls_get_addr): Ditto.
1649 * cfgrtl.c (need_fake_edge_p): Changed CONST_OR_PURE_CALL_P to
1650 RTL_CONST_OR_PURE_CALL_P.
1651 * dce.c (deletable_insn_p): Allow non looping, non sibling, pure
1652 and const calls to be deleted.
1654 2008-05-07 Uros Bizjak <ubizjak@gmail.com>
1657 * config/i386/mmx.md (mmx_subv2sf3): New expander.
1658 (*mmx_subv2sf3): Rename from mmx_subv2sf3 insn pattern.
1659 (*mmx_eqv2sf3): Rename from mmx_eqv2sf3 insn pattern.
1660 (mmx_eqv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
1661 to handle nonimmediate operands.
1662 (*mmx_paddwd): Rename from mmx_paddwd insn pattern.
1663 (mmx_paddwd): New expander. Use ix86_fixup_binary_operands_no_copy
1664 to handle nonimmediate operands.
1665 (*mmx_pmulhrwv4hi3): Rename from mmx_pmulhrwv4hi3 insn pattern.
1666 (mmx_pmulhrwv4hi3): New expander. Use
1667 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
1668 (*sse2_umulv1siv1di3): Rename from sse2_umulv1siv1di3 insn pattern.
1669 (sse2_umulv1siv1di3): New expander. Use
1670 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
1671 (*mmx_eq<mode>3): Rename from mmx_eq<mode>3 insn pattern.
1672 (mmx_eq<mode>3): New expander. Use
1673 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
1674 (*mmx_uavgv8qi3): Rename from mmx_uavgv8qi3 insn pattern.
1675 (mmx_uavgv8qi3): New expander. Use
1676 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
1677 (*mmx_uavgv4hi3): Rename from mmx_uavgv4hi3 insn pattern.
1678 (mmx_uavgv4hi3): New expander. Use
1679 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
1681 * config/i386/sse.md
1682 (sse_movhlps_exp): New expander. Use ix86_fixup_binary_operands
1683 to handle nonimmediate operands.
1684 (sse_movlhps_exp): New expander. Use ix86_fixup_binary_operands
1685 to handle nonimmediate operands.
1686 (sse_loadhps_exp): New expander. Use ix86_fixup_binary_operands
1687 to handle nonimmediate operands.
1688 (sse_loadlps_exp): New expander. Use ix86_fixup_binary_operands
1689 to handle nonimmediate operands.
1690 (sse2_unpckhpd_exp): New expander. Use
1691 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
1692 (sse2_unpcklpd_exp): New expander. Use
1693 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
1694 (sse_loadhpd_exp): New expander. Use ix86_fixup_binary_operands
1695 to handle nonimmediate operands.
1696 (sse_loadlpd): New expander. Use ix86_fixup_binary_operands
1697 to handle nonimmediate operands.
1698 (*sse2_<plusminus_insn><mode>3): Rename from
1699 sse2_<plusminus_insn><mode>3 insn pattern.
1700 (sse2_<plusminus_insn><mode>3): New expander. Use
1701 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
1702 (*sse2_umulv2siv2di3): Rename from sse2_umulv2siv2di3 insn pattern.
1703 (sse2_umulv2siv2di3): New expander. Use
1704 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
1705 (*sse4_1_mulv2siv2di3): Rename from sse4_1_mulv2siv2di3 insn pattern.
1706 (sse4_1_mulv2siv2di3): New expander. Use
1707 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
1708 (*sse2_pmaddwd): Rename from sse2_pmaddwd insn pattern.
1709 (sse2_pmaddwd): New expander. Use
1710 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
1711 (*sse2_eq<mode>3): Rename from sse2_eq<mode>3 insn pattern.
1712 (sse2_eq<mode>3): New expander. Use
1713 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
1714 (*sse4_1_eqv2di3): Rename from sse4_1_eqv2di3 insn pattern.
1715 (sse4_1_eqv2di3): New expander. Use
1716 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
1717 (*sse2_uavgv16qi3): Rename from sse2_uavgv16qi3 insn pattern.
1718 (sse2_uavgv16qi3): New expander. Use
1719 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
1720 (*sse2_uavgv16qi3): Rename from sse2_uavgv16qi3 insn pattern.
1721 (sse2_uavgv16qi3): New expander. Use
1722 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
1723 (*sse2_uavgv8hi3): Rename from sse2_uavgv8hi3 insn pattern.
1724 (sse2_uavgv8hi3): New expander. Use
1725 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
1726 (*ssse3_pmulhrswv8hi3): Rename from ssse3_pmulhrswv8hi3 insn pattern.
1727 (ssse3_pmulhrswv8hi3): New expander. Use
1728 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
1729 (*ssse3_pmulhrswv4hi3): Rename from ssse3_pmulhrswv4hi3 insn pattern.
1730 (ssse3_pmulhrswv4hi3): New expander. Use
1731 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
1733 (<sse>_vm<plusminus_insn><mode>3): Do not use ix86_binary_operator_ok.
1734 (<sse>_vmmul<mode>3): Ditto.
1735 (divv4sf3): Do not use ix86_fixup_binary_operands_no_copy.
1737 (ssse3_pmaddubsw128): Use register_operand for operand 1.
1738 (ssse3_pmaddubsw): Ditto.
1740 * config/i386/i386.c (struct_builtin_description)
1741 [IX86_BUILTIN_LOADHPS]: Use CODE_FOR_sse_loadhps_exp.
1742 [IX86_BUILTIN_STOREHPS]: Use CODE_FOR_sse_loadlps_exp.
1743 [IX86_BUILTIN_LOADHPD]: Use CODE_FOR_sse2_loadhpd_exp.
1744 [IX86_BUILTIN_LOADLPD]: Use CODE_FOR_sse2_loadlpd_exp.
1745 [IX86_BUILTIN_MOVHLPS]: Use CODE_FOR_sse_movhlps_exp.
1746 [IX86_BUILTIN_MOVLHPS]: Use CODE_FOR_sse_movlhps_exp.
1747 [IX86_BUILTIN_UNPCKHPD]: Use FOR_sse2_unpckhpd_exp.
1748 [IX86_BUILTIN_UNPCKLPD]: Use FOR_sse2_unpcklpd_exp.
1749 (ix86_fixup_binary_operands): Assert that src1
1750 and src2 must have the same mode when swapped.
1751 (ix86_expand_binop_builtin): Do not use ix86_fixup_binary_operands
1752 and ix86_binary_operator_ok. Do not force operands in registers
1755 2008-05-07 Jan Hubicka <jh@suse.cz>
1757 * cgraph.c (dump_cgraph_node): Update.
1758 * cgraph.h (cgraph_local_info): Break out inline summary.
1759 * cgraphunit.c (cgraph_process_new_functions): Use inliner analysis
1761 * ipa-inline (inline_summary): New accestor function.
1762 (cgraph_clone_inlined_nodes, cgraph_check_inline_limits,
1763 cgraph_decide_inlining, compute_inline_parameters): Update.
1764 * ipa.c (cgraph_remove_unreachable_nodes): Remove statistics.
1766 2008-05-07 Maxim Kuvyrkov <maxim@codesourcery.com>
1768 Cleanup ColdFire scheduling support and add V4 pipeline model.
1770 * config/m68k/m68k.md (UNSPEC_TIE): New constant.
1771 (define_attr cpu): Add cfv4 value.
1772 (define_attr type, define_attr type1): Merge into a single 'type'
1773 attribute. Update all uses.
1774 (define_attr opx_type, define_attr opy_type, define_attr opx_access):
1775 Rearrange and update. Rename value 'reg' to 'Rn', add value 'FPn'.
1777 (define_attr opx_mem, define_attr opy_mem): Remove.
1778 (define_attr op_mem): Clean up, update comment.
1779 (define_attr size): Use specific values instead of general int.
1780 (define_attr guess, define_attr split): Remove. Update all uses.
1781 (movdf_internal, tstsi_internal, tsthi_internal, tstqi_internal,
1782 tst<mode>_68881, pushexthisi_const, movsi_const0_68000_10,
1783 movsi_const0_68040_60, movsi_const0, movsi_cf, movstrictqi_cf,
1784 zero_extendhisi2_cf, zero_extendqisi2_cfv4, cfv4_extendhisi2,
1785 68k_extendhisi2, extendqihi2, cfv4_extendqisi2, 68k_extendqisi2,
1786 floatsi<mode>2_68881, ftrunc<mode>2_68881, ftrunc<mode>2_cf,
1787 fix<mode>qi2_68881, fix<mode>hi2_68881, fix<mode>si2_68881,
1788 adddi_dishl32, addsi3_5200, add<mode>3_floatsi_68881,
1789 add<mode>3_floathi_68881, add<mode>3_floatqi_68881,
1790 add<mode>3_68881, add<mode>3_cf, subdi_dishl32, subsi3,
1791 sub<mode>3_floatsi_68881, sub<mode>3_floathi_68881,
1792 sub<mode>3_floatqi_68881, sub<mode>3_68881, sub<mode>3_cf,
1793 mulhi3, mulhisi3, mulhisisi3_s, mulsi3_68020, mulsi3_cf,
1794 umulhisi3, mulhisisi3_z, mul<mode>3_floatsi_68881,
1795 mul<mode>3_floathi_68881, mul<mode>3_floatqi_68881, fmul<mode>3_cf,
1796 div<mode>3_cf, sqrt<mode>2_cf, abs<mode>2_cf, clzsi2,
1797 one_cmplsi2_5200, subreghi1ashrdi_const32, ashrsi3, lshrsi3,
1798 bsetmemqi, bsetmemqi_ext, bclrmemqi, bclrmemqi_ext,
1799 beq, bne, bgt, blt, bordered, bunordered, buneq, bunge, bungt, bunle,
1800 bunlt, bltgt, tablejump_internal, call, non_symbolic_call_value,
1801 symbolic_call_value_jsr, symbolic_call_value_bsr, link):
1802 Update or set attributes.
1803 (stack_tie): New fake instruction.
1805 * config/m68k/m68k.h (TUNE_CFV4): New macro.
1806 (m68k_sched_attr_size): Update declaration.
1807 (m68k_sched_attr_type2): Remove.
1808 (m68k_sched_address_bypass_p, m68k_sched_indexed_address_bypass_p):
1809 Declare new bypass predicates.
1811 * config/m68k/m68k.c (m68k_sched_issue_rate,
1812 m68k_sched_first_cycle_multipass_dfa_lookahead): Declare hook
1814 (TARGET_SCHED_ISSUE_RATE,
1815 TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD): Override hooks.
1816 (override_options): Handle scheduling for ColdFire V4 core.
1817 (m68k_expand_prologue): Emit stack_tie.
1818 (enum attr_op_type): Split value 'OP_TYPE_REG' to 'OP_TYPE_RN' and
1819 'OP_TYPE_FPN'. Update all uses.
1820 (sched_guess_p): Remove.
1821 (sched_address_type): Handle symbolic addresses.
1822 (sched_get_operand): New static function.
1823 (sched_operand_type): Merge into sched_attr_op_type.
1824 (sched_attr_op_type): Handle FP registers, handle quick constants,
1826 (m68k_sched_attr_opx_type, m68k_sched_attr_opy_type): Update.
1827 (m68k_sched_attr_size): Update. Move logic to ...
1828 (sched_get_attr_size_int): New static function.
1829 (sched_get_opxy_mem_type): New static function.
1830 (m68k_sched_attr_op_mem): Update.
1831 (m68k_sched_attr_type2): Remove.
1832 (sched_cfv4_bypass_data): New static variable.
1833 (m68k_sched_adjust_cost): Handle ColdFire V4 bypass.
1834 (m68k_sched_issue_rate): Implement scheduler hook.
1835 (struct _sched_ib: enabled_p): New field.
1836 (m68k_sched_variable_issue): Update. Handle V4.
1837 (SCHED_DUMP_TODO, SCHED_DUMP_DONE, SCHED_DUMP_NOTHING,
1838 sched_dump_class_func_t, sched_dump_split_class,
1839 sched_dump_dfa_guess_unit_code, sched_dump_dfa_state,
1840 sched_dump_dfa_class, m68k_sched_dump): Remove.
1841 (m68k_sched_first_cycle_multipass_dfa_lookahead): Implement scheduler
1843 (m68k_sched_init_global): Remove statisctics dumping, introduce
1844 sanity check that all instructions have pipeline reservations. Handle
1846 (m68k_sched_dfa_pre_advance_cycle, m68k_sched_dfa_post_advance_cycle):
1847 Handle ColdFire V4 core.
1848 (sched_mem_operand_p, sched_get_reg_operand, sched_get_mem_operand):
1849 New static functions.
1850 (m68k_sched_address_bypass_p): New bypass predicate.
1851 (sched_get_indexed_address_scale): New static function.
1852 (m68k_sched_indexed_address_bypass_p): New bypass predicate.
1854 * cf.md: Update comments.
1855 (define_attr type2): Remove. Use 'type' attribute instead.
1857 (cf_ib): Rename to cfv123_ib. Update all uses.
1858 (cf_oep): Rename to cfv123_oep. Update all uses.
1859 (cf_chr): Rename to cfv123_chr. Update all uses.
1860 (cf_mem): Rename to cfv123_mem. Update all uses.
1861 (cf_mac): Move to more appropriate place.
1862 (cfv123_guess): New automaton and cpu_unit.
1863 (cfv123_*, cfv12_*, cfv1_*, cfv2_*, cfv3_*): Use type attribute.
1864 Update uses of 'size' attribute. Handle before reload scheduling.
1865 (cfv123_guess): New dummy reservation for unhandled instructions.
1866 (cfv4_*): Pipeline description of ColdFire V4 core.
1867 (ignore): New reservation to handle 'ignore' type.
1869 2008-05-07 Ian Lance Taylor <iant@google.com>
1872 * gimplify.c (find_single_pointer_decl_1): Don't look through
1874 (find_single_pointer_decl): Adjust comments.
1876 2008-05-07 Jakub Jelinek <jakub@redhat.com>
1879 * fold-const.c (fold_binary): Use STRIP_SIGN_NOPS instead of
1880 STRIP_NOPS on arguments even for MIN_EXPR and MAX_EXPR.
1883 * omp-low.c (expand_omp_atomic_pipeline): Load value using the
1884 integral type rather than floating point, then VIEW_CONVERT_EXPR
1885 to the floating point type.
1887 2008-05-07 Uros Bizjak <ubizjak@gmail.com>
1889 * config/i386/i386.c (ix86_expand_copysign): Force non-zero constant
1890 TFmode op0 to register.
1892 2008-05-07 Alan Modra <amodra@bigpond.net.au>
1894 * c-decl.c (grokdeclarator): Comment typo.
1896 2008-05-06 Aldy Hernandez <aldyh@redhat.com>
1898 * tree-flow.h: Remove prototype for computed_goto_p.
1899 * tree-cfg.c (computed_goto_p): Make static.
1901 2008-05-06 H.J. Lu <hongjiu.lu@intel.com>
1904 * config/i386/i386.c (contains_128bit_aligned_vector_p): Renamed to ...
1905 (contains_aligned_value_p): This. Handle _Decimal128.
1906 (ix86_function_arg_boundary): Only align _Decimal128 to its
1907 natural boundary and handle it properly.
1909 2008-05-06 Martin Jambor <mjambor@suse.cz>
1911 * ipa-cp.c (ipcp_method_orig_node): Renamed to ipcp_get_orig_node.
1912 (ipcp_method_is_cloned): Renamed to ipcp_node_is_clone
1913 (ipcp_method_set_orig_node): Removed.
1914 (ipcp_cval_get_cvalue_type): Removed.
1915 (ipcp_method_get_scale): Renamed to ipcp_get_node_scale.
1916 (ipcp_method_set_scale): Renamed to ipcp_set_node_scale.
1917 (ipcp_cval_set_cvalue_type): Removed.
1918 (ipcp_cval_get_cvalue): Removed.
1919 (ipcp_cval_set_cvalue): Removed.
1920 (ipcp_type_is_const): Renamed to ipcp_lat_is_const.
1921 (ipcp_cval_equal_cvalues): Renamed to ipcp_lats_are_equal
1922 (ipcp_lats_are_equal): Changed parameters to two ipcp_lattice's
1923 (ipcp_cval_meet): Renamed to ipa_lattice_meet
1924 (ipcp_cval_changed): Changed to use ipcp_lat_is_const
1925 (ipcp_method_cval): Renamed to ipcp_get_ith_lattice
1926 (ipcp_get_ith_lattice): Changed parameters.
1927 (ipcp_cval_compute): Renamed to ipcp_lattice_from_jfunc
1928 (ipcp_lattice_from_jfunc): Changed parameters.
1929 (ipcp_redirect): Local lattice pointer instead of lattice type variable.
1930 (ipcp_method_cval_print): Added temporary variable info.
1931 (ipcp_redirect): Removed already unused local variable caller.
1932 (ipcp_redirect): New temporary variable orig_callee_info
1933 (ipcp_redirect): Removed newly unused local variable callee.
1934 (ipcp_redirect): Removed (a bit confusing) local variable type.
1935 (ipcp_insert_stage): Added local variable info.
1936 (ipcp_cval_changed): Renamed to ipcp_lattice_changed, parameters
1938 (ipcp_formal_create): Removed.
1939 (ipcp_method_cval_set): Removed.
1940 (ipcp_propagate_stage): Renamed lattice variables.
1941 (ipcp_method_cval_set_cvalue_type): Removed.
1942 (ipcp_method_cval_print): Renamed to ipcp_print_all_lattices
1943 (ipcp_print_all_lattices): Changed printed strings to refer to
1944 lattices rather than cvals.
1945 (ipcp_method_cval_init): Renamed to ipcp_initialize_node_lattices
1946 (ipcp_propagate_const): Changed formal parameters.
1947 (build_const_val): Changed formal parameters.
1948 (ipcp_insert_stage): Removed useless variable cvalue
1949 (build_const_val): Changed formal parameters.
1950 (ipcp_method_compute_scale): Renamed to ipcp_compute_node_scale
1951 (ipcp_after_propagate): Renamed to ipcp_change_tops_to_bottom
1952 (ipcp_callsite_param_print): Renamed to ipcp_print_all_jump_functions
1953 (ipcp_profile_mt_count_print): Renamed to ipcp_print_func_profile_counts
1954 (ipcp_print_func_profile_counts): Changed string from "method" to
1956 (ipcp_profile_cs_count_print): Renamed to ipcp_print_call_profile_counts
1957 (ipcp_profile_edge_print): Renamed to ipcp_print_edge_profiles
1958 (ipcp_profile_bb_print): Renamed to ipcp_print_bb_profiles
1959 (ipcp_structures_print): Renamed to ipcp_print_all_structures
1960 (ipcp_profile_print): Renamed to ipcp_print_profile_data
1961 (ipcp_lat_is_const): Changed parameters and made inline.
1962 (ipcp_replace_map_create): Renamed to ipcp_create_replace_map
1963 (ipcp_redirect): Renamed to ipcp_need_redirect_p
1964 (ipcp_need_redirect_p): Calls ipcp_lat_is_const instead of using
1965 the predicate condition directly
1966 (ipcp_propagate_stage): Added local variable args. Removed local
1967 variable callee. (Both are mere code simplifications.)
1968 (ipcp_method_dont_insert_const): Renamed to
1969 ipcp_node_not_modifiable_p.
1970 (ipcp_node_not_modifiable_p): Made inline.
1971 (ipcp_cloned_create): Renamed to ipcp_init_cloned_node
1972 (ipcp_propagate_const): Renamed to ipcp_propagate_one_const
1973 (ipcp_print_all_lattices): Removed variable cvalue
1974 (ipcp_method_scale_print): Renamed to ipcp_function_scale_print
1977 2008-05-06 Olivier Hainque <hainque@adacore.com>
1979 * tree-sra.c (try_instantiate_multiple_fields): Early return
1980 if field has POINTER_TYPE.
1982 2008-05-06 Kai Tietz <kai.tietz@onevision.com>
1984 * config/i386/i386.c (output_set_got): Fix for x86_64 output_emit_asm
1985 by using 'q' specifier for instruction.
1986 (ix86_file_end): Replaced case TARGET_64BIT_MS_ABI by TARGET_64BIT.
1988 2008-05-06 Anatoly Sokolov <aesok@post.ru>
1990 * config/avr/avr.md (*sbrx_branch, *sbix_branch, *sbix_branch_tmp):
1991 Change mode of zero_extract from QImode to HImode.
1992 (sign bit tests peepholes): (Ditto.).
1994 2008-05-06 Uros Bizjak <ubizjak@gmail.com>
1996 * config/i386/mmx.md: Remove double backslashes from asm templates.
1997 (*mmx_addv2sf3): Rename from mmx_addv2sf3 insn pattern.
1998 (mmx_addv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
1999 to handle nonimmediate operands.
2000 (*mmx_mulv2sf3): Rename from mmx_mulv2sf3 insn pattern.
2001 (mmx_mulv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
2002 to handle nonimmediate operands.
2003 (*mmx_<code>v2sf3_finite): New insn pattern.
2004 (*mmx_<code>v2sf3): Rename from mmx_<code>v2sf3 insn pattern.
2005 (mmx_<code>v2sf3): New expander. Use
2006 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
2007 (mmx_<plusminus_insn><mode>3): New expander. Use
2008 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
2009 (*mmx_<plusminus_insn><mode>3): New insn pattern.
2010 (mmx_add<mode>3): Removed.
2011 (mmx_ssadd<mode>3): Ditto.
2012 (mmx_usadd<mode>3): Ditto.
2013 (mmx_sub<mode>3): Ditto.
2014 (mmx_sssub<mode>3): Ditto.
2015 (mmx_ussub<mode>3): Ditto.
2016 (*mmx_mulv4hi3): Rename from mmx_mulv4hi3 insn pattern.
2017 (mmx_mulv4hi3): New expander. Use ix86_fixup_binary_operands_no_copy
2018 to handle nonimmediate operands.
2019 (*mmx_smulv4hi3_highpart): Rename from mmx_smulv4hi3_highpart
2021 (mmx_smulv4hi3_highpart): New expander. Use
2022 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
2023 (*mmx_umulv4hi3_highpart): Rename from mmx_umulv4hi3_highpart
2025 (mmx_umulv4hi3_highpart): New expander. Use
2026 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
2027 (*mmx_<code>v4hi3): Rename from mmx_<code>v4hi3 insn pattern.
2028 (mmx_<code>v4hi3): New expander. Use
2029 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
2030 (*mmx_<code>v8qi3): Rename from mmx_<code>v8qi3 insn pattern.
2031 (mmx_<code>v8qi3): New expander. Use
2032 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
2033 (*mmx_<code><mode>3): Rename from mmx_<code><mode>3 insn pattern.
2034 (mmx_<code><mode>3): New expander. Use
2035 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
2037 2008-05-05 Jan Hubicka <jh@suse.cz>
2039 PR tree-optimization/36118
2040 * passes.c (pass_init_dump_file): Fix dump header.
2042 2008-05-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
2045 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Don't create
2046 VCE for function decls.
2048 2008-05-05 H.J. Lu <hongjiu.lu@intel.com>
2050 * config/i386/sse.md (sse2_<plusminus_insn><mode>3): Fix a typo.
2052 2008-05-05 H.J. Lu <hongjiu.lu@intel.com>
2054 * config/i386/i386.md (sat_plusminus): New.
2055 (plusminus_insn): Likewise.
2056 (plusminus_mnemonic): Likewise.
2058 (comm): Add ss_plus, us_plus, ss_minus and us_minus.
2059 (*<addsub><mode>3_cc_overflow): Renamed to ...
2060 (*<plusminus_insn><mode>3_cc_overflow): This.
2061 (*<addsub>si3_zext_cc_overflow): Renamed to ...
2062 (*<plusminus_insn>si3_zext_cc_overflow): This.
2064 * config/i386/sse.md (<addsub><mode>3): Renamed to ...
2065 (<plusminus_insn><mode>3): This.
2066 (*<addsub><mode>3): Renamed to ...
2067 (*<plusminus_insn><mode>3): This.
2068 (<sse>_vm<addsub><mode>3): Renamed to ...
2069 (<sse>_vm<plusminus_insn><mode>3): This.
2070 (sse3_h<addsub>v4sf3): Renamed to ...
2071 (sse3_h<plusminus_insn>v4sf3): This.
2072 (sse3_h<addsub>v2df3): Renamed to ...
2073 (sse3_h<plusminus_insn>v2df3): This.
2074 (<plusminus_insn><mode>3): New.
2075 (*<plusminus_insn><mode>3): Likewise.
2076 (sse2_<plusminus_insn><mode>3): Likewise.
2077 (add<mode>): Removed.
2078 (*add<mode>3): Likewise.
2079 (sse2_ssadd<mode>3): Likewise.
2080 (sse2_usadd<mode>3): Likewise.
2081 (sub<mode>3): Likewise.
2082 (*sub<mode>3): Likewise.
2083 (sse2_sssub<mode>3): Likewise.
2084 (sse2_ussub<mode>3): Likewise.
2086 2008-05-05 Benjamin Kosnik <bkoz@redhat.com>
2088 * gthr-single.h: Add in required interface elements as per gthr.h.
2089 Add stub types for __gthread_key_t, __gthread_once_t. Add defines
2090 for __GTHREAD_ONCE_INIT, __GTHREAD_RECURSIVE_MUTEX_INIT.
2091 Generalize UNUSED macro.
2092 (__gthread_once): Add.
2093 (__gthread_key_create): Add.
2094 (__gthread_key_delete): Add.
2095 (__gthread_getspecific): Add.
2096 (__gthread_setspecific): Add.
2098 2008-05-05 Andrew Pinski <Andrew.Pinski@playstation.sony.com>
2100 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): If we have
2101 the same size types for the indirect reference on the rhs, then
2104 2008-05-05 Uros Bizjak <ubizjak@gmail.com>
2106 * config/i386/i386.md
2107 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit): Use only
2108 one insn template instead of template series.
2109 (*xordi_1_rex64): Ditto.
2110 (*xordi_2_rex64): Ditto.
2112 2008-05-05 Ira Rosen <irar@il.ibm.com>
2114 PR tree-optimization/36119
2115 * tree-vect-transform.c (vectorizable_assignment): Set NCOPIES to 1
2118 2008-06-04 Jan Hubicka <jh@suse.cz>
2120 tree-optimization/36100
2121 * tree-pass.h (pass_O0_always_inline): Declare.
2122 * ipa-inline.c (inline_transform): Remove dead code.
2123 (cgraph_gate_O0_always_inline, cgraph_O0_always_inline,
2124 pass_O0_always_inline): New.
2125 * passes.c (init_optimization_passes): Add pass_O0_always_inline.
2127 2008-05-04 Kai Tietz <kai.tietz@onevision.com>
2129 * config/i386/i386.c (x86_output_mi_thunk): Use movq alternative
2130 mnemonic in this_param move for TARGET_64BIT.
2132 2008-05-04 Uros Bizjak <ubizjak@gmail.com>
2134 * config/i386/i386.md (*strmovsi_1): Simplify asm alternatives.
2135 (*strmovsi_rex_1): Ditto.
2136 (*strsetsi_1): Ditto.
2137 (*strsetsi_rex_1): Ditto.
2139 (add<mode>cc): Macroize expander from addqicc, addhicc, addsicc and
2140 adddicc expanders using SWI mode iterator.
2142 2008-05-04 H.J. Lu <hongjiu.lu@intel.com>
2145 * config/i386/i386.c (ix86_expand_special_args_builtin): Remove three
2148 2008-05-04 David S. Miller <davem@davemloft.net>
2150 * config.gcc (sparc*-*-*): Always set need_64bit_hwint to yes.
2151 (sparc*-*-linux*): Use linux.h in tm_file.
2152 (sparc-*-linux*): If 'enabled_targets' is 'all', build a bi-arch
2153 compiler defaulting to 32-bit.
2154 (sparc*-*-*): Remove explicit target settings of need_64bit_hwint,
2156 * config/sparc/linux.h: Remove definitions now obtained
2157 properly from linux.h
2158 * config/sparc/linux64.h: Likewise.
2159 (ASM_CPU_DEFAULT_SPEC): Change this to ASM_CPU64_DEFAULT_SPEC, we
2160 don't want this setting for 32-bit builds in a biarch compiler.
2161 * doc/install.texi: Add sparc-linux to list of targets
2162 supporting --enable-targets=all.
2164 2008-05-03 Andrew Pinski <pinskia@gmail.com>
2166 * Makefile.in (tree-ssa-phiprop.o): Fix dependencies.
2168 2008-05-03 H.J. Lu <hongjiu.lu@intel.com>
2170 * config/i386/i386.c (ix86_builtin_type): Move V4SI_FTYPE_V4SF
2171 after V4SI_FTYPE_V8HI.
2172 (ix86_init_mmx_sse_builtins): Move case V4HI_FTYPE_V4HI after
2173 case V4SI_FTYPE_V2DF.
2175 2008-05-03 Kenneth Zadeck <zadeck@naturalbridge.com>
2177 * doc/invoke.texi (max-flow-memory-locations): Removed.
2178 * params.def (PARAM_MAX_FLOW_MEMORY_LOCATIONS): Removed.
2180 2008-05-03 Richard Guenther <rguenther@suse.de>
2183 * opts.c (set_Wstrict_aliasing): Handle the turn-off case.
2185 2008-05-02 David S. Miller <davem@davemloft.net>
2187 * config.gcc (need_64bit_hwint): Document libcpp dependency.
2189 2008-05-02 Simon Baldwin <simonb@google.com>
2192 * c-common.h (warn_array_subscript_range): Removed.
2193 * c-common.c (warn_array_subscript_range): Ditto.
2194 * tree-vrp.c (check_array_ref): Revert to ignoring arrays with size 2.
2195 * c-typeck.c (build_array_ref): Remove warn_array_subscript_range.
2197 2008-05-02 H.J. Lu <hongjiu.lu@intel.com>
2199 * config/i386/i386.c (ix86_special_builtin_type): New.
2200 (bdesc_special_args): Likewise.
2201 (ix86_expand_special_args_builtin): Likewise.
2202 (ix86_init_mmx_sse_builtins): Updated.
2203 (ix86_expand_builtin): Updated.
2204 (ix86_expand_store_builtin): Removed.
2205 (ix86_expand_unop_builtin): Likewise.
2207 * config/i386/mm3dnow.h (__v2sf): Moved to ...
2208 * config/i386/mmintrin.h (__v2sf): Here.
2210 * config/i386/xmmintrin.h (_mm_loadh_pi): Replace __v2si with
2212 (_mm_loadl_pi): Likewise.
2213 (_mm_storeh_pi): Replace __v2si with __v2sf.
2214 (_mm_storel_pi): Likewise.
2216 * doc/extend.texi: Correct __builtin_ia32_loadhps,
2217 __builtin_ia32_loadlps, __builtin_ia32_storehps,
2218 __builtin_ia32_storelps, __builtin_ia32_loadhpd and
2219 __builtin_ia32_loadlpd.
2221 2008-05-02 H.J. Lu <hongjiu.lu@intel.com>
2223 * config/i386/i386.c (ix86_builtin_type): Add FLOAT_FTYPE_FLOAT,
2224 V4SF_FTYPE_V4SF_VEC_MERGE and V2DF_FTYPE_V2DF_VEC_MERGE.
2225 (bdesc_args): Updated. Add scalar SSE builtins with vec_merge.
2226 (ix86_init_mmx_sse_builtins): Updated.
2227 (ix86_expand_args_builtin): Likewise.
2228 (ix86_expand_builtin): Likewise.
2229 (ix86_expand_unop1_builtin): Renamed to ...
2230 (ix86_expand_unop_vec_merge_builtin): This.
2232 2008-05-01 Jan Hubicka <jh@suse.cz>
2235 * ipa-inline.c (inline_generate_summary): Make static.
2236 (inline_transform): Do not call inlining at -O0; make static.
2237 * passes.c (execute_todo): Add sanity check.
2238 (execute_one_ipa_transform_pass): Execute proper flags.
2240 2008-05-01 Eric Botcazou <ebotcazou@adacore.com>
2242 * tree.h (TYPE_NONALIASED_COMPONENT): Expand comment.
2243 (DECL_NONADDRESSABLE_P): Likewise.
2244 * alias.c (record_component_aliases): Fix comment.
2246 2008-05-01 Simon Baldwin <simonb@google.com>
2248 * c-common.h (warn_array_subscript_range): New function.
2249 * c-common.c (warn_array_subscript_range): Ditto.
2250 * tree-vrp.c (check_array_ref): Corrected code to agree with
2251 comment, ignoring only arrays of size 0 or size 1.
2252 * c-typeck.c (build_array_ref): Call warn_array_subscript_range.
2254 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
2256 * config/i386/i386.c (ix86_builtin_type): Replace
2257 DI_FTYPE_DI_DI_INT with V1DI2DI_FTYPE_V1DI_V1DI_INT.
2258 (bdesc_args): Updated.
2259 (ix86_init_mmx_sse_builtins): Likewise.
2260 (ix86_expand_args_builtin): Likewise.
2262 * config/i386/tmmintrin.h (_mm_alignr_pi8): Replace long long
2265 * doc/extend.texi: Correct __builtin_ia32_palignr.
2267 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
2270 * config/i386/i386.c (bdesc_crc32): Removed.
2271 (ix86_expand_crc32): Likewise.
2272 (ix86_builtin_type): Replace V2DI2TI_FTYPE_V2DI2TI_INT with
2273 V2DI2TI_FTYPE_V2DI_INT, V2DI2TI_FTYPE_V2DI2TI_V2DI2TI_INT with
2274 V2DI2TI_FTYPE_V2DI_V2DI_INT. Add UINT64_FTYPE_UINT64_UINT64,
2275 UINT_FTYPE_UINT_UINT, UINT_FTYPE_UINT_USHORT and
2276 UINT_FTYPE_UINT_UCHAR.
2277 (bdesc_args): Updated. Add crc32 builtins.
2278 (ix86_init_mmx_sse_builtins): Updated.
2279 (ix86_expand_args_builtin): Updated to support subreg.
2281 * doc/extend.texi: Correct __builtin_ia32_crc32di.
2283 2008-05-01 Jan Hubicka <jh@suse.cz>
2285 * tree-pass.h (opt_pass): Add IPA_PASS.
2286 (varpool_node, cgraph_node): Forward declare.
2287 (ipa_opt_pass): Define.
2288 (pass_ipa_inline): Turn into ipa_opt_pass.
2289 (pass_apply_inline): Remove.
2290 * ipa-inline.c (pass_ipa_inline): Turn into ipa_opt_pass.
2291 (apply_inline): Turn into ....
2292 (inline_transform): ... this one.
2293 (inline_generate_summary): New function.
2294 (pass_apply_inline): Remove.
2295 * function.h (ipa_opt_pass): Forward declare structure; typedef;
2297 (struct function): Add ipa_transforms_to_apply.
2298 * passes.c (register_one_dump_file): Work on IPA_PASS.
2299 (init_optimization_passes): Remove pass_inline_parameters and
2301 (pass_init_dump_file, pass_fini_dump_file): Break out from ....
2302 (execute_one_pass) ... here; apply transforms when possible.
2303 (add_ipa_transform_pass, execute_ipa_summary_asses,
2304 execute_one_ipa_transform_pass): New.
2305 (execute_ipa_pass_list): Update for IPA_PASS type.
2307 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
2309 * config/i386/i386.c (ix86_builtin_type): Add
2310 V2DI_FTYPE_V2DI_V16QI, V2DI_FTYPE_V2DI_UINT_UINT and
2311 V2DI_FTYPE_V2DI_V2DI_UINT_UINT.
2312 (bdesc_args): Add SSE4a builtins.
2313 (ix86_init_mmx_sse_builtins): Updated.
2314 (ix86_expand_args_builtin): Likewise.
2315 (ix86_expand_builtin): Likewise.
2317 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
2319 * config/i386/i386.c (ix86_builtin_type): Add
2320 V8HI_FTYPE_V8HI_V8HI_COUNT, V8HI_FTYPE_V8HI_SI_COUNT,
2321 V4SI_FTYPE_V4SI_V4SI_COUNT, V4SI_FTYPE_V4SI_SI_COUNT,
2322 V4HI_FTYPE_V4HI_V4HI_COUNT, V4HI_FTYPE_V4HI_SI_COUNT,
2323 V2DI_FTYPE_V2DI_V2DI_COUNT, V2DI_FTYPE_V2DI_SI_COUNT,
2324 V2SI_FTYPE_V2SI_V2SI_COUNT, V2SI_FTYPE_V2SI_SI_COUNT,
2325 V1DI_FTYPE_V1DI_V1DI_COUNT, V1DI_FTYPE_V1DI_SI_COUNT,
2326 V8HI_FTYPE_V8HI_INT, V4SI_FTYPE_V4SI_INT, V4HI_FTYPE_V4HI_INT,
2327 V2DI2TI_FTYPE_V2DI2TI_INT, V2DI2TI_FTYPE_V2DI2TI_V2DI2TI_INT
2328 and DI_FTYPE_DI_DI_INT.
2329 (bdesc_args): Add MMX/SSE shift, shuffle and palignr builtins.
2330 (ix86_init_mmx_sse_builtins): Updated.
2331 (ix86_expand_args_builtin): Likewise.
2332 (ix86_expand_builtin): Likewise.
2333 (ix86_expand_binop_imm_builtin): Removed.
2335 * doc/extend.texi: Correct __builtin_ia32_palignr128.
2337 2008-04-30 Richard Guenther <rguenther@suse.de>
2339 PR tree-optimization/32921
2340 * tree-ssa-loop-im.c (mem_refs_may_alias_p): Disambiguate with TBAA.
2342 2008-04-30 Richard Sandiford <rsandifo@nildram.co.uk>
2344 * config/arm/arm.c (arm_unwind_emit): Use
2345 crtl->all_throwers_are_sibcalls instead of
2346 cfun->all_throwers_are_sibcalls.
2347 (arm_output_fn_unwind): Likewise.
2348 * config/frv/frv.c (frv_stack_info): Use crtl->uses_pic_offset_table
2349 instead of cfun->uses_pic_offset_table.
2350 (frv_expand_prologue): Likewise.
2351 (frv_frame_pointer_required): Likewise.
2352 (frv_expand_fdpic_call): Likewise.
2353 (frv_emit_movsi): Likewise.
2354 * config/iq2000/iq2000.c (iq2000_expand_prologue): Use
2355 cfun->returns_pcc_struct instead of
2356 current_function_returns_pcc_struct.
2357 * config/m32c/m32c.c (need_to_save): Use crtl->calls_eh_return
2358 instead of cfun->calls_eh_return.
2359 (m32c_pushm_popm): Likewise.
2360 * config/xtensa/xtensa.h (cfun->calls_alloca): Remove bogus
2361 "extern" declaration.
2363 2008-04-30 Richard Guenther <rguenther@suse.de>
2365 PR tree-optimization/21636
2366 * tree-ssa-ccp.c (ccp_fold): Handle &p->x with p being a
2368 (evaluate_stmt): Print the likely value.
2369 (ccp_visit_stmt): Avoid excessive vertical spacing.
2371 2008-04-30 Rafael Espindola <espindola@google.com>
2373 * builtins.c (fold_call_expr): Return realret.
2374 * tree-ssa-threadedge.c
2375 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
2376 __builtin_object_size.
2378 2008-04-30 Seongbae Park <seongbae.park@gmail.com>
2380 * gcc.c (wrapper_string): New variable.
2381 (insert_wrapper): New function.
2382 (execute): New option -wrapper.
2383 * doc/invoke.texi (Overall Options): New driver option -wrapper.
2385 2008-04-30 Nathan Froyd <froydnj@codesourcery.com>
2387 * config/rs6000/crtresgpr.asm, config/rs6000/crtresxgpr.asm,
2388 config/rs6000/crtsavgpr.asm, config/rs6000/crtresfpr.asm,
2389 config/rs6000/crtresxfpr.asm, config/rs6000/crtsavfpr.asm: Break out
2391 * config/rs6000/crtsavres.asm: ...here. Remove unneeded file.
2392 * config/rs6000/e500crtres32gpr.asm, config/rs6000/e500crtres64gpr.asm,
2393 config/rs6000/e500crtres64gprctr.asm,
2394 config/rs6000/e500crtrest32gpr.asm, config/rs6000/e500crtrest64gpr.asm,
2395 config/rs6000/e500crtresx32gpr.asm, config/rs6000/e500crtresx64gpr.asm,
2396 config/rs6000/e500crtsav32gpr.asm, config/rs6000/e500crtsav64gpr.asm,
2397 config/rs6000/e500crtsav64gprctr.asm,
2398 config/rs6000/e500crtsavg32gpr.asm, config/rs6000/e500crtsavg64gpr.asm,
2399 config/rs6000/e500crtsavg64gprctr.asm: New files.
2400 * config/rs6000/t-ppccomm: Add build rules for new files.
2401 (LIB2FUNCS_STATIC_EXTRA): Add new files.
2402 * config/rs6000/t-netbsd: Add build rules for new files.
2403 (LIB2FUNCS_STATIC_EXTRA): New variable.
2404 * config/rs6000/sysv4.h (ENDFILE_SPEC): Don't include crtsavres.o
2405 (CRTSAVRES_DEFAULT_SPEC): Likewise.
2406 * config/rs6000/netbsd.h (ENDFILE_SPEC): Likewise.
2408 2008-04-30 H.J. Lu <hongjiu.lu@intel.com>
2410 * config/i386/i386.c (ix86_builtin_type): Add
2411 FLOAT128_FTYPE_FLOAT128_FLOAT128, V16QI_FTYPE_V16QI_V16QI,
2412 V16QI_FTYPE_V8HI_V8HI, V8QI_FTYPE_V8QI_V8QI,
2413 V8QI_FTYPE_V4HI_V4HI, V8HI_FTYPE_V8HI_V8HI,
2414 V8HI_FTYPE_V16QI_V16QI, V8HI_FTYPE_V4SI_V4SI,
2415 V4SI_FTYPE_V4SI_V4SI, V4SI_FTYPE_V8HI_V8HI,
2416 V4SI_FTYPE_V4SF_V4SF, V4SI_FTYPE_V2DF_V2DF,
2417 V4HI_FTYPE_V4HI_V4HI, V4HI_FTYPE_V8QI_V8QI,
2418 V4HI_FTYPE_V2SI_V2SI, V4SF_FTYPE_V4SF_V4SF,
2419 V4SF_FTYPE_V4SF_V4SF_SWAP, V4SF_FTYPE_V4SF_V2SI,
2420 V4SF_FTYPE_V4SF_V2DF, V4SF_FTYPE_V4SF_DI,
2421 V4SF_FTYPE_V4SF_SI, V2DI_FTYPE_V2DI_V2DI,
2422 V2DI_FTYPE_V16QI_V16QI, V2DI_FTYPE_V4SI_V4SI,
2423 V2DI_FTYPE_V2DF_V2DF, V2SI_FTYPE_V2SI_V2SI,
2424 V2SI_FTYPE_V4HI_V4HI, V2SI_FTYPE_V2SF_V2SF,
2425 V2DF_FTYPE_V2DF_V2DF, V2DF_FTYPE_V2DF_V2DF_SWAP,
2426 V2DF_FTYPE_V2DF_V4SF, V2DF_FTYPE_V2DF_DI,
2427 V2DF_FTYPE_V2DF_SI, V2SF_FTYPE_V2SF_V2SF,
2428 V1DI_FTYPE_V1DI_V1DI, V1DI_FTYPE_V8QI_V8QI and
2429 V1DI_FTYPE_V2SI_V2SI.
2430 (bdesc_2arg): Moved to ...
2432 (ix86_init_mmx_sse_builtins): Updated.
2433 (ix86_expand_args_builtin): Updated. Take a pointer
2434 to const struct builtin_description. Handle comparison
2436 (ix86_expand_sse_compare): Take a new argument for swapping operands.
2437 (ix86_expand_builtin): Updated.
2439 * config/i386/sse.md (ssse3_pmaddubswv8hi3): Renamed to ...
2440 (ssse3_pmaddubsw128): This.
2441 (ssse3_pmaddubswv4hi3): Renamed to ...
2442 (ssse3_pmaddubsw): This.
2444 * doc/extend.texi (__builtin_ia32_packsswb128): Correct prototype.
2445 (__builtin_ia32_packssdw128): Likewise.
2446 (__builtin_ia32_packuswb128): Likewise.
2447 (__builtin_ia32_pmaddubsw): Likewise.
2448 (__builtin_ia32_pmaddubsw128): Likewise.
2450 2008-04-30 Richard Guenther <rguenther@suse.de>
2452 PR tree-optimization/14847
2453 * tree-ssa-ifcombine.c (get_name_for_bit_test): New helper function.
2454 (recognize_bits_test): Use it.
2455 (recognize_single_bit_test): Likewise.
2457 2008-04-30 Martin Jambor <mjambor@suse.cz>
2459 * ipa-cp.c (ipcp_init_stage): Calls ipa_set_called_with_variable_arg
2460 instead of setting number of formal parameters to zero.
2461 (ipcp_init_stage): Do not set the number of actual parameters to zero
2463 (ipcp_propagate_stage): Explicitly skipping all calls to nodes
2464 which are called with variable number of arguments.
2465 (ipcp_insert_stage): Explicitely skipping all nodes which are
2466 called with variable number of arguments.
2467 (ipcp_callsite_param_print): Skipps callsites to nodes with varaible
2468 number of parameters.
2470 * ipa-prop.h (struct ipa_node_params): Added flag
2471 called_with_var_arguments
2472 (ipa_set_param_count): Added. Changed sole setter to use it.
2473 (ipa_get_param_count): Added. All readers of param_count
2474 converted to use it instead.
2475 (ipa_set_called_with_variable_arg): Added.
2476 (ipa_is_called_with_var_arguments): Added.
2477 (ipa_get_ith_param): Added. All readers of param_decls converted
2479 (ipa_set_cs_argument_count): Added, sole writer to argument_count
2481 (ipa_get_cs_argument_count): Added, all readers of argument_count
2483 (ipa_get_ith_jump_func): Added. Accessors of jump values changed
2486 * ipa-prop.h (struct ipcp_formal): Renamed to ipcp_lattice
2487 (struct ipcp_lattice): Renamed cval_type to type
2488 (struct ipa_node_params): ipcp_cval renamed to ipcp_lattices
2490 * ipa-cp.c (ipcp_cval_get_cvalue): Changed return value to tree
2491 (ipcp_cval_set_cvalue): Changed type of parameter value to tree
2492 (ipcp_insert_stage): Changed the type of variable cvalue to tree
2493 (ipcp_replace_map_create): Changed the type of parameter cvalue to tree
2494 (build_const_val): Changed the type of parameter cvalue to tree
2495 (ipcp_propagate_const): Changed the type of parameter cvalue to tree
2496 (ipcp_method_cval_set_cvalue_type): Renamed parameter cval_type1 to type
2498 * ipa-prop.h (struct ipcp_formal): Replaced cvalue with tree called
2501 * ipa-prop.c (ipa_methodlist_init): Renamed to ipa_init_func_list
2502 (ipa_methodlist_not_empty): Removed, the sole user now checks directly
2503 (ipa_add_method): Renamed to ipa_push_func_to_list
2504 (ipa_remove_method): Renamed to ipa_pop_func_from_list
2505 (ipa_callsite_param_count): Removed.
2506 (ipa_callsite_param_count_set): Removed.
2507 (ipa_callsite_param): Removed.
2508 (ipa_callsite_callee): Removed.
2509 (ipa_callsite_compute_param): Renamed to ipa_compute_jump_functions
2510 (ipa_callsite_compute_count): Renamed to ipa_count_arguments
2511 (ipa_method_formal_count): Removed.
2512 (ipa_method_formal_count_set): Removed.
2513 (ipa_method_get_tree): Removed.
2514 (ipa_method_tree_map_create): Removed.
2515 (ipa_method_compute_tree_map): Renamed to ipa_create_param_decls_array
2516 (ipa_create_param_decls_array): Creates the array itself
2517 (ipa_create_param_decls_array): Temporary variable info instead of
2519 (ipa_method_formal_compute_count): Renamed to ipa_count_formal_params
2520 (ipa_method_compute_modify): Renamed to ipa_detect_param_modifications
2521 (get_type): Removed.
2522 (ipa_jf_get_info_type): Removed.
2523 (ipa_node_create): Renamed to ipa_create_node_params
2524 (ipa_free): Renamed to ipa_free_all_node_params
2525 (ipa_nodes_create): Renamed to ipa_create_all_node_params
2526 (ipa_edges_create): Renamed to ipa_create_all_edge_args
2527 (ipa_edges_free): Renamed to ipa_free_all_edge_args
2528 (ipa_nodes_free): Integrated into ipa_free_all_node_params and removed
2529 (ipa_free_all_node_params): Deallocation to jump_functions moved to
2530 ipa_free_all_edge_args
2531 (ipa_method_tree_print): Renamed to ipa_print_all_tree_maps
2532 (ipa_method_modify_print): Renamed to ipa_print_all_params_modified
2533 (ipa_create_methodlist_node): Removed.
2534 (ipa_methodlist_method): Removed.
2535 (ipa_methodlist_method_set): Removed.
2536 (ipa_methodlist_next_method): Removed.
2537 (ipa_methodlist_next_method_set): Removed.
2538 (ipa_method_is_modified): Removed.
2539 (ipa_method_modify_create): Removed.
2540 (ipa_method_modify_init): Temporary variable info instead of a few
2542 (ipa_detect_param_modifications): Temporary variable info instead of
2544 (ipa_compute_jump_functions): Temporary variable info instead of
2546 (ipa_method_modify_set): Removed.
2547 (ipa_method_tree_map): Renamed to ipa_get_param_decl_index
2548 (ipa_get_param_decl_index): Now accepts struct ipa_node_params rather
2549 than craph_node as the first parameter.
2550 (ipa_method_modify_stmt): Renamed to ipa_check_stmt_modifications
2551 (ipa_method_modify_init): Removed.
2552 (ipa_compute_jump_functions): Added a temp variable instead of
2553 repeatadly dereferencing the cgraph_edge.aux pointer
2554 (ipa_callsite_param_set_type): Removed.
2555 (ipa_compute_jump_functions): i renamed to index and moved to
2557 (ipa_callsite_param_set_info_type_formal): Removed.
2558 (ipa_callsite_param_set_info_type): Removed.
2559 (ipa_callsite_param_map_create): Removed.
2560 (ipa_callsite_tree): Removed.
2561 (ipa_callsite_caller): Removed.
2562 (ipa_pop_func_from_list): return_method removed to return_func
2564 * ipa-prop.h (enum cvalue_type): Renamed to ipa_lattice_type,
2565 prefixed all values with IPA_. Changed all users.
2566 (enum jump_func_type): Rnamed UNKNOWN_IPATYPE to IPA_UNKNOWN,
2567 CONST_IPATYPE to IPA_CONST, CONST_IPATYPE_REF to IPA_CONST_REF
2568 and FORMAL_IPATYPE IPA_PASS_THROUGH.
2569 (union parameter_info): Renamed to jump_func_value.
2570 (union jump_func_value): Renamed value to constant
2571 (struct ipa_jump_func): Renamed info_type to value
2572 (struct ipa_node): Renamed to ipa_node_params
2573 (struct ipa_node_params): Renamed ipa_arg_num to param_count
2574 (struct ipa_node_params): Renamed ipa_param_tree to param_decls
2575 (struct ipa_node_params): Renamed ipa_mod to modified_flags
2576 (struct ipa_edge): Renamed to ipa_edge_args
2577 (struct ipa_edge_args): Renamed ipa_param_num to argument_count
2578 (struct ipa_edge_args): Renamed ipa_param_map to jump_functions
2579 (struct ipa_methodlist): Renamed to ipa_func_list
2580 (struct ipa_func_list): method_p renamed to node, next_method
2582 (ipa_methodlist_p): Removed, switched all users to struct pointer
2583 (IS_VALID_TREE_MAP_INDEX): Renamed to IS_VALID_JUMP_FUNC_INDEX
2585 2008-04-30 Alan Modra <amodra@bigpond.net.au>
2587 * config/rs6000/rs6000.c (ALWAYS_RESTORE_ALTIVEC_BEFORE_POP): Define.
2588 (rs6000_emit_epilogue): Use backchain to restore only when we
2589 have a large frame. Make use of frame pointer to restore if we
2590 have one. Handle ALWAYS_RESTORE_ALTIVEC_BEFORE_POP.
2592 2008-04-29 Paolo Bonzini <bonzini@gnu.org>
2594 * config/avr/avr.md (*sbrx_branch, *sbix_branch, *sbix_branch_tmp):
2595 Add mode to zero_extract.
2596 (sign bit tests peepholes): (Ditto.).
2598 2008-04-29 H.J. Lu <hongjiu.lu@intel.com>
2600 * config/i386/i386.c (ix86_builtins): Replace Prescott New
2601 Instructions in comments with SSE3.
2602 (ix86_builtin_type): This. Add FLOAT128_FTYPE_FLOAT128,
2603 INT64_FTYPE_V4SF, INT64_FTYPE_V2DF, INT_FTYPE_V16QI,
2604 INT_FTYPE_V8QI, INT_FTYPE_V4SF, INT_FTYPE_V2DF,
2605 V16QI_FTYPE_V16QI, V8HI_FTYPE_V8HI, V8HI_FTYPE_V16QI,
2606 V8QI_FTYPE_V8QI, V4SI_FTYPE_V4SI, V4SI_FTYPE_V16QI,
2607 V4SI_FTYPE_V4SF, V4SI_FTYPE_V8HI, V4SI_FTYPE_V2DF,
2608 V4HI_FTYPE_V4HI, V4SF_FTYPE_V4SF, V4SF_FTYPE_V4SI,
2609 V4SF_FTYPE_V2DF, V2DI_FTYPE_V2DI, V2DI_FTYPE_V16QI,
2610 V2DI_FTYPE_V8HI, V2DI_FTYPE_V4SI, V2DF_FTYPE_V2DF,
2611 V2DF_FTYPE_V4SI, V2DF_FTYPE_V4SF, V2DF_FTYPE_V2SI,
2612 V2SI_FTYPE_V2SI, V2SI_FTYPE_V4SF, V2SI_FTYPE_V2SF,
2613 V2SI_FTYPE_V2DF, V2SF_FTYPE_V2SF and V2SF_FTYPE_V2SI.
2614 (bdesc_sse_args): Renamed to ...
2615 (bdesc_args): This. Add IX86_BUILTIN_PF2ID, IX86_BUILTIN_PFRCP,
2616 IX86_BUILTIN_PFRSQRT, IX86_BUILTIN_PI2FD, IX86_BUILTIN_PF2IW,
2617 IX86_BUILTIN_PSWAPDSI, IX86_BUILTIN_PSWAPDSF and
2619 (bdesc_1arg): Moved to ...
2621 (ix86_init_mmx_sse_builtins): Updated. Replace Prescott New
2622 Instructions in comments with SSE3.
2623 (ix86_expand_sse_operands_builtin): Renamed to ...
2624 (ix86_expand_args_builtin): This. Updated.
2625 (ix86_expand_unop1_builtin): Update comments.
2626 (ix86_expand_builtin): Updated.
2628 2008-04-29 Richard Guenther <rguenther@suse.de>
2630 PR tree-optimization/36078
2631 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely):
2632 Update virtual SSA form after cleaning up the CFG.
2634 2008-04-29 Richard Guenther <rguenther@suse.de>
2637 * fold-const.c (fold_binary): Fold (A + A) * C to A * 2*C.
2639 2008-04-29 Richard Guenther <rguenther@suse.de>
2641 * tree-ssa-alias.c (finalize_ref_all_pointers): Remove.
2642 (compute_may_aliases): Do not call finalize_ref_all_pointers.
2643 (compute_flow_insensitive_aliasing): Do not treat
2644 PTR_IS_REF_ALL pointers special.
2645 (get_smt_for): Likewise.
2646 (may_alias_p): Re-structure.
2647 (is_escape_site): A ref-all pointer conversion is not an escape site.
2648 * tree-ssa-structalias.c (find_what_p_points_to): Do not treat
2649 PTR_IS_REF_ALL pointers special.
2650 * tree-ssa-structalias.h (struct alias_info): Remove
2651 ref_all_symbol_mem_tag field.
2652 (PTR_IS_REF_ALL): Remove.
2654 2008-04-29 Richard Guenther <rguenther@suse.de>
2657 * fold-const.c (extract_muldiv_1): In combining division constants
2658 make sure to never overflow.
2660 2008-04-29 Nick Clifton <nickc@redhat.com>
2662 * doc/tm.texi (RETURN_ADDR_RTX): Fix typo.
2664 2008-04-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2667 * optc-gen.awk: Work around HP-UX/IA awk bug.
2669 2008-04-28 Danny Smith <dannysmith@users.sourceforge.net>
2671 * config/i386/cygming-crtend.c (register_frame_ctor): Revert my
2674 2008-04-28 Uros Bizjak <ubizjak@gmail.com>
2677 * config/i386/i386.md
2678 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit):
2679 Change operand 1 predicate to nonimmediate_operand.
2681 2008-04-28 Jakub Jelinek <jakub@redhat.com>
2684 * dwarf2out.c (struct die_struct): Mark as chain_circular through
2686 * gengtype.c (walk_type, write_func_for_structure): Handle
2688 * doc/gty.texi: Document chain_circular.
2690 2008-04-28 Richard Guenther <rguenther@suse.de>
2692 PR tree-optimization/36066
2693 * tree-vrp.c (execute_vrp): Cleanup the CFG only after finalizing
2696 2008-04-28 Uros Bizjak <ubizjak@gmail.com>
2699 * config/i386/i386.md
2700 (floatdi<X87MODEF:mode>2_i387_with_xmm splitters):
2701 Use match_scratch instead of match_operand for operands 3 and 4.
2703 2008-04-27 Richard Guenther <rguenther@suse.de>
2705 PR tree-optimization/18754
2706 PR tree-optimization/34223
2707 * tree-pass.h (pass_complete_unrolli): Declare.
2708 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Print
2709 loop size before and after unconditionally of UL_NO_GROWTH in effect.
2710 Rewrite loop into loop closed SSA form if it is not already.
2711 (tree_unroll_loops_completely): Re-structure to iterate over
2712 innermost loops with intermediate CFG cleanups.
2713 Unroll outermost loops only if requested or the code does not grow
2715 * tree-ssa-loop.c (gate_tree_vectorize): Don't shortcut if no
2716 loops are available.
2717 (tree_vectorize): Instead do so here.
2718 (tree_complete_unroll): Also unroll outermost loops.
2719 (tree_complete_unroll_inner): New function.
2720 (gate_tree_complete_unroll_inner): Likewise.
2721 (pass_complete_unrolli): New pass.
2722 * tree-ssa-loop-manip.c (find_uses_to_rename_use): Only record
2723 uses outside of the loop.
2724 (tree_duplicate_loop_to_header_edge): Only verify loop-closed SSA
2725 form if it is available.
2726 * tree-flow.h (tree_unroll_loops_completely): Add extra parameter.
2727 * passes.c (init_optimization_passes): Schedule complete inner
2728 loop unrolling pass before the first CCP pass after final inlining.
2730 2008-04-27 Nathan Sidwell <nathan@codesourcery.com>
2732 * targhooks.h (default_emutls_var_fields,
2733 default_emutls_var_init): Declare.
2734 * tree.h (DECL_THREAD_LOCAL): Compare against TLS_MODEL_REAL.
2735 * target.h (struct gcc_target): Add struct emutls member.
2736 * target-def.h (TARGET_EMUTLS_GET_ADDRESS,
2737 TARGET_EMUTLS_REGISTER_COMMON, TARGET_EMUTLS_VAR_SECTION,
2738 TARGET_EMUTLS_TMPL_SECTION, TARGET_EMUTLS_VAR_PREFIX,
2739 TARGET_EMUTLS_TMPL_PREFIX, TARGET_EMUTLS_VAR_FIELDS,
2740 TARGET_EMUTLS_VAR_INIT, TARGET_EMUTLS_DEBUG_FORM_TLS_ADDRESS,
2741 TARGET_EMUTLS_VAR_ALIGN_FIXED, TARGET_EMUTLS): New.
2742 (TARGET_INITIALIZER): Add TARGET_EMUTLS.
2743 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS,
2744 BUILT_IN_EMUTLS_REGISTER_COMMON): Get name from targetm structure.
2745 * dwarf2out.c (loc_descriptor_from_tree_1): Check if emutls can
2746 emit debug information.
2747 * coretypes.h (tls_model): Add TLS_MODEL_EMULATED, TLS_MODEL_REAL.
2748 * varasm.c: Include targhooks.h.
2749 (emutls_object_section, emutls_tmpl_section): New.
2750 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): Remove.
2751 (EMUTLS_SEPARATOR): New.
2753 (get_emutls_object_name): New.
2754 (default_emutls_var_fields): New, broken out of ...
2755 (get_emutls_object_type): ... here. Adjust to use target hooks.
2756 (get_emutls_init_templ_addr): Adjust to use target hooks.
2757 (emutls_decl): Adjust to use target hooks.
2758 (emutls_finish): Likewise.
2759 (default_emutls_var_init): New, broken out of ...
2760 (assemble_variable): ... here. Adjust to use target hooks.
2761 * output.h (enum section_category): Add SECCAT_EMUTLS_VAR,
2763 * c-common.c (handle_section_attribute): Prevent overriding
2764 sections for emulated tls with special sections.
2765 * config/i386/i386.c (x86_64_elf_select_section): Add
2766 SECCAT_EMUTLS_VAR and SECCAT_EMUTLS_TMPL.
2767 (x86_64_elf_unique_section): Likewise.
2768 * config/vxworks.c: Include tree.h.
2769 (vxworks_emutls_var_fields, vxworks_emutls_var_init): New.
2770 (vxworks_override_options): Set TLS scheme.
2771 * doc/tm.texi (Emulated TLS): New node.
2773 2008-04-26 Simon Baldwin <simonb@google.com>
2776 * builtins.c (c_strlen): Suppressed multiple warnings that can occur
2777 with propagated string constants.
2779 2008-04-26 Uros Bizjak <ubizjak@gmail.com>
2781 * config/i386/i386.md (fix_trunc<mode>_i387_fisttp_with_temp): Use 'X'
2782 constraint for operand 2 when operand 0 is memory operand.
2783 (fix_truncdi_i387_with_temp): : Use 'X' constraint for operand 4 when
2784 operand 0 is memory operand.
2785 (fix_trunc<mode>_i387_with_temp): Ditto.
2786 (*floatsi<mode>2_vector_mixed_with_temp): Use 'X' constraint for
2787 operand 2 when operand 1 is memory operand.
2788 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_with_temp): Ditto.
2789 (*floatsi<mode>2_vector_sse_with_temp): Ditto.
2790 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_with_temp): Ditto.
2791 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
2792 (floatdi<X87MODEF:mode>2_i387_with_xmm): Use 'X' constraint for
2793 operands 2,3 and 4 when operand 1 is memory operand.
2794 (fistdi2_with_temp): Use 'X' constraint for operand 2 when operand 0
2796 (fistdi2_floor_with_temp): Ditto.
2797 (fist<mode>2_floor_with_temp): Ditto.
2798 (fistdi2_ceil_with_temp): Ditto.
2799 (fist<mode>2_ceil_with_temp): Ditto.
2800 (*truncdfsf_fast_mixed): Merge alternatives 0 and 1.
2802 2008-04-26 David Daney <ddaney@avtrex.com>
2804 * config/mips/mips.md (UNSPEC_COMPARE_AND_SWAP_12): New
2806 (UNSPEC_SYNC_OLD_OP, UNSPEC_SYNC_NEW_OP, UNSPEC_SYNC_EXCHANGE,
2807 UNSPEC_MEMORY_BARRIER, UNSPEC_SET_GOT_VERSION,
2808 UNSPEC_UPDATE_GOT_VERSION): Renumber.
2809 (sync_compare_and_swap<mode>): New expand for QI and HI modes.
2810 (compare_and_swap_12): New insn.
2811 * config/mips/mips-protos.h (mips_expand_compare_and_swap_12): Declare.
2812 * config/mips/mips.c (mips_force_binary): New function.
2813 (mips_emit_int_order_test, mips_expand_synci_loop): Use it.
2814 (mips_expand_compare_and_swap_12): New function.
2815 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP_12): New macro.
2817 2008-04-25 Jan Hubicka <jh@suse.cz>
2820 * cfgexpand.c (pass_expand): Turn into RTL pass.
2821 * passes.c (execute_one_pass): Do pass typechecking after execution.
2822 * tree-pass.h (pass_expand): Turn into RTL pass.
2824 * function.h (struct rtl_data): Move here fields
2825 accesses_prior_frames, calls_eh_return, saves_all_registers,
2826 has_nonlocal_goto, has_asm_statement, is_thunk,
2827 all_throwers_are_sibcalls, limit_stack, profile, uses_const_pool,
2828 uses_pic_offset_table, uses_eh_lsda, tail_call_emit,
2829 arg_pointer_save_area_init from struct function; turn into bool.
2830 (struct function): Move
2831 calls_eh_return, saves_all_registers, has_nonlocal_goto,
2832 has_asm_statement, is_thunk, all_throwers_are_sibcalls, limit_stack,
2833 profile, uses_const_pool, uses_pic_offset_table, uses_eh_lsda,
2834 tail_call_emit, arg_pointer_save_area_init
2835 into struct rtl_data. Remove recursive_call_emit and gimplified flags.
2836 (current_function_returns_struct, current_function_returns_pcc_struct,
2837 current_function_calls_setjmp, current_function_calls_alloca,
2838 current_function_accesses_prior_frames,
2839 current_function_calls_eh_return, current_function_is_thunk,
2840 current_function_stdarg, current_function_profile,
2841 current_function_limit_stack, current_function_uses_pic_offset_table,
2842 current_function_uses_const_pool, current_function_has_nonlocal_label,
2843 current_function_saves_all_registers,
2844 current_function_has_nonlocal_goto,
2845 current_function_has_asm_statement): Remove accesor macros.
2846 * ra-conflict.c (global_conflicts): Update.
2847 * tree-tailcall.c (suitable_for_tail_opt_p): Update.
2848 (suitable_for_tail_call_opt_p): Update.
2849 * builtins.c (expand_builtin_return_addr): Update.
2850 (expand_builtin_setjmp_setup): Update.
2851 (expand_builtin_nonlocal_goto): Update.
2852 * final.c (final_start_function): Update.
2853 (profile_function): Update.
2854 (leaf_function_p): Update.
2855 (only_leaf_regs_used): Update.
2856 * df-scan.c (df_get_exit_block_use_set): Update.
2857 * dojump.c (clear_pending_stack_adjust): Update.
2858 * tree-stdarg.c (gate_optimize_stdarg): Update.
2859 * gimple-low.c (lower_function_body): Update.
2860 * global.c (compute_regsets): Update.
2861 (global_alloc): Update.
2862 * dwarf2out.c (dwarf2out_begin_prologue): Update.
2863 * expr.c (expand_assignment): Update.
2864 * dse.c (dse_step0): Update.
2865 (dse_step1): Update.
2866 * c-decl.c (store_parm_decls): Update.
2867 * local-alloc.c (combine_regs): Update.
2868 (find_free_reg): Update.
2869 * function.c (assign_parms_augmented_arg_list): Update.
2870 (assign_parm_find_data_types): Update.
2871 (assign_parms): Update.
2872 (allocate_struct_function): Update.
2873 (expand_function_start): Update.
2874 (expand_function_end): Update.
2875 (get_arg_pointer_save_area): Update.
2876 (thread_prologue_and_epilogue_insns): Update.
2877 (rest_of_match_asm_constraints): Update.
2878 * stor-layout.c (variable_size): Update.
2879 * gcse.c (gcse_main): Update.
2880 (bypass_jumps): Update.
2881 * gimplify.c (gimplify_function_tree): Update.
2882 * calls.c (emit_call_1): Update.
2883 (expand_call): Update.
2884 * bt-load.c (compute_defs_uses_and_gen): Update.
2885 * except.c (sjlj_assign_call_site_values): Update.
2886 (sjlj_emit_function_enter): Update.
2887 (can_throw_external): Update.
2888 (set_nothrow_function_flags): Update.
2889 (expand_builtin_unwind_init): Update.
2890 (expand_eh_return): Update.
2891 (convert_to_eh_region_ranges): Update.
2892 (output_function_exception_table): Update.
2893 * emit-rtl.c (gen_tmp_stack_mem): Update.
2894 * cfgexpand.c (expand_used_vars): Update.
2895 (tree_expand_cfg): Update.
2896 * cfgcleanup.c (rest_of_handle_jump): Update.
2897 * explow.c (allocate_dynamic_stack_space): Update.
2898 * varasm.c (assemble_start_function): Update.
2899 (force_const_mem): Update.
2900 (mark_constant_pool): Update.
2901 * tree-optimize.c (tree_rest_of_compilation): Update.
2902 * stack-ptr-mod.c (notice_stack_pointer_modification): Update.
2903 * tree-cfg.c (notice_special_calls): Update.
2904 (is_ctrl_altering_stmt): Update.
2905 (tree_can_make_abnormal_goto): Update.
2906 (tree_purge_dead_abnormal_call_edges): Update.
2907 * config/alpha/predicates.md: Update.
2908 * config/alpha/alpha.c (alpha_sa_mask): Update.
2909 (alpha_sa_size): Update.
2910 (alpha_does_function_need_gp): Update.
2911 (alpha_expand_prologue): Update.
2912 (alpha_start_function): Update.
2913 (alpha_output_function_end_prologue): Update.
2914 (alpha_expand_epilogue): Update.
2915 * config/frv/frv.c (frv_stack_info): Update.
2916 (frv_expand_epilogue): Update.
2917 * config/s390/s390.c (s390_regs_ever_clobbered): Update.
2918 (s390_register_info): Update.
2919 (s390_frame_info): Update.
2920 (s390_init_frame_layout): Update.
2921 (s390_can_eliminate): Update.
2922 (save_gprs): Update.
2923 * config/spu/spu.c (spu_split_immediate): Update.
2924 (need_to_save_reg): Update.
2925 (spu_expand_prologue): Update.
2926 (spu_expand_epilogue): Update.
2927 * config/sparc/sparc.md: Update.
2928 * config/sparc/sparc.c (eligible_for_return_delay): Update.
2929 (sparc_tls_got): Update.
2930 (legitimize_pic_address): Update.
2931 (sparc_emit_call_insn): Update.
2932 (sparc_expand_prologue): Update.
2933 (output_return): Update.
2934 (print_operand): Update.
2935 (sparc_function_ok_for_sibcall): Update.
2936 * config/sparc/sparc.h (EXIT_IGNORE_STACK): Update.
2937 * config/m32r/m32r.md: Update.
2938 * config/m32r/m32r.c (MUST_SAVE_RETURN_ADDR): Update.
2939 (m32r_compute_frame_size): Update.
2940 (m32r_expand_prologue): Update.
2941 (m32r_expand_epilogue): Update.
2942 (m32r_legitimize_pic_address): Update.
2943 * config/m32r/m32r.h (FRAME_POINTER_REQUIRED): Update.
2944 * config/i386/linux.h (SUBTARGET_FRAME_POINTER_REQUIRED): Update.
2945 * config/i386/i386.c (ix86_frame_pointer_required): Update.
2947 (ix86_save_reg): Update.
2948 (ix86_compute_frame_layout): Update.
2949 (ix86_expand_prologue): Update.
2950 (ix86_expand_epilogue): Update.
2951 * config/sh/sh.c (output_stack_adjust): Update.
2952 (calc_live_regs): Update.
2953 (sh5_schedule_saves): Update.
2954 (sh_expand_prologue): Update.
2955 (sh_expand_epilogue): Update.
2956 (sh_setup_incoming_varargs): Update.
2957 (sh_allocate_initial_value): Update.
2958 (sh_get_pr_initial_val): Update.
2959 * config/sh/sh.h (SHMEDIA_REGS_STACK_ADJUST): Update.
2960 * config/sh/sh.md (label:): Update.
2961 * config/avr/avr.c (out_movhi_mr_r): Update.
2962 * config/crx/crx.h (enum): Update.
2963 * config/xtensa/xtensa.h (along): Update.
2964 * config/stormy16/stormy16.c Update.
2965 (xstormy16_compute_stack_layout): Update.
2966 * config/fr30/fr30.c (MUST_SAVE_RETURN_POINTER): Update.
2967 (fr30_expand_prologue): Update.
2968 * config/cris/cris.c (cris_conditional_register_usage): Update.
2969 (cris_reg_saved_in_regsave_area): Update.
2970 (cris_initial_frame_pointer_offset): Update.
2971 (cris_simple_epilogue): Update.
2972 (cris_expand_prologue): Update.
2973 (cris_expand_epilogue): Update.
2974 (cris_expand_pic_call_address): Update.
2975 (cris_asm_output_symbol_ref): Update.
2976 (cris_asm_output_label_ref): Update.
2977 * config/cris/cris.md Update.
2978 * config/iq2000/iq2000.c (compute_frame_size): Update.
2979 (iq2000_expand_epilogue): Update.
2980 * config/mt/mt.h (save_direction): Update.
2981 * config/mn10300/mn10300.c (mn10300_function_value): Update.
2982 * config/ia64/ia64.c (ia64_compute_frame_size): Update.
2983 (ia64_secondary_reload_class): Update.
2984 * config/m68k/m68k.c (m68k_save_reg): Update.
2985 (m68k_expand_prologue): Update.
2986 (m68k_expand_epilogue): Update.
2987 (legitimize_pic_address): Update.
2988 * config/rs6000/rs6000.c (rs6000_got_register): Update.
2989 (first_reg_to_save): Update.
2990 (first_altivec_reg_to_save): Update.
2991 (compute_vrsave_mask): Update.
2992 (compute_save_world_info): Update.
2993 (rs6000_stack_info): Update.
2994 (spe_func_has_64bit_regs_p): Update.
2995 (rs6000_ra_ever_killed): Update.
2996 (rs6000_emit_eh_reg_restore): Update.
2997 (rs6000_emit_allocate_stack): Update.
2998 (rs6000_emit_prologue): Update.
2999 (rs6000_emit_epilogue): Update.
3000 (rs6000_output_function_epilogue): Update.
3001 (output_profile_hook): Update.
3002 (rs6000_elf_declare_function_name): Update.
3003 * config/rs6000/rs6000.h (rs6000_args): Update.
3004 * config/rs6000/rs6000.md: Update.
3005 * config/mcore/mcore.c (mcore_expand_prolog): Update.
3006 * config/arc/arc.c (arc_output_function_epilogue): Update.
3007 * config/arc/arc.h (FRAME_POINTER_REQUIRED): Update.
3008 * config/darwin.c (machopic_function_base_name): Update.
3009 * config/score/score3.c (score3_compute_frame_size): Update.
3012 (score3_epilogue): Update.
3013 * config/score/score7.c (score7_compute_frame_size): Update.
3014 (score7_prologue): Update.
3015 (score7_epilogue): Update.
3016 * config/score/score.h (FRAME_POINTER_REQUIRED): Update.
3017 * config/arm/linux-elf.h (SUBTARGET_FRAME_POINTER_REQUIRED): Update.
3018 * config/arm/arm.c (use_return_insn): Update.
3019 (require_pic_register): Update.
3020 (arm_load_pic_register): Update.
3021 (arm_compute_save_reg0_reg12_mask): Update.
3022 (arm_compute_save_reg_mask): Update.
3023 (thumb1_compute_save_reg_mask): Update.
3024 (output_return_instruction): Update.
3025 (arm_output_function_prologue): Update.
3026 (arm_output_epilogue): Update.
3027 (arm_get_frame_offsets): Update.
3028 (arm_expand_prologue): Update.
3029 (thumb_pushpop): Update.
3030 (thumb_exit): Update.
3031 (thumb1_expand_prologue): Update.
3032 (thumb1_expand_epilogue): Update.
3033 (arm_unwind_emit): Update.
3034 (arm_output_fn_unwind): Update.
3035 * config/arm/arm.h (FRAME_POINTER_REQUIRED): Update.
3036 * config/arm/arm.md: Update.
3037 * config/pa/pa.md: Update.
3038 * config/pa/pa.c (legitimize_pic_address): Update.
3039 (compute_frame_size): Update.
3040 (hppa_expand_prologue): Update.
3041 (hppa_expand_epilogue): Update.
3042 (borx_reg_operand): Update.
3043 * config/pa/pa.h (FRAME_POINTER_REQUIRED): Update.
3044 (HARD_REGNO_RENAME_OK): Update.
3045 * config/mips/mips.c (mips_global_pointer): Update.
3046 (mips_save_reg_p): Update.
3047 (mips_compute_frame_info): Update.
3048 (mips_frame_pointer_required): Update.
3049 (mips_expand_prologue): Update.
3050 (mips_expand_epilogue): Update.
3051 (mips_can_use_return_insn): Update.
3052 (mips_reorg_process_insns): Update.
3053 * config/v850/v850.c (compute_register_save_size): Update.
3054 * config/mmix/mmix.h (FRAME_POINTER_REQUIRED): Update.
3055 * config/mmix/mmix.c (along): Update.
3056 (mmix_expand_epilogue): Update.
3057 * config/bfin/bfin.c (legitimize_pic_address): Update.
3058 (must_save_p): Update.
3059 (stack_frame_needed_p): Update.
3060 (add_to_reg): Update.
3061 (bfin_expand_prologue): Update.
3062 * stmt.c (expand_asm_operands): Update.
3063 * reload1.c (reload): Update.
3064 (init_elim_table): Update.
3066 2008-04-25 Bob Wilson <bob.wilson@acm.org>
3068 * optabs.c (expand_float): Fix REG_EQUAL for UNSIGNED_FLOAT libcall.
3070 2008-04-25 H.J. Lu <hongjiu.lu@intel.com>
3072 * config/i386/sse.md (mov<mode>): Replace SSEMODEI with SSEMODE.
3073 (*mov<mode>_internal): Likewise. Support V4SF and V2DF.
3074 (mov<mode>): Removed.
3075 (*movv4sf_internal): Likewise.
3076 (*movv2df_internal): Likewise.
3078 2008-04-25 Pompapathi V Gadad <Pompapathi.V.Gadad@nsc.com>
3080 * config.gcc (crx-*-elf): Remove deprecation.
3082 2008-04-25 Danny Smith <dannysmith@users.sourceforge.net>
3084 * config/i386/cygming-crtend.c (register_frame_ctor): Register
3085 __gcc_deregister_frame with atexit.
3086 (deregister_frame_dtor): Remove.
3088 2008-04-24 Nathan Froyd <froydnj@codesourcery.com>
3089 Nathan Sidwell <nathan@codesourcery.com>
3091 * config/rs6000/rs6000.opt (mspe): Remove Var property.
3093 * config/rs6000/rs6000.h (rs6000_spe): Declare.
3094 (rs6000_isel): Likewise.
3095 * config/rs6000/rs6000.c (rs6000_spe): New variable.
3096 (rs6000_isel): New variable.
3097 (rs6000_handle_option): Handle OPT_mspe and OPT_misel.
3099 2008-04-24 Jakub Jelinek <jakub@redhat.com>
3102 * c-common.c (handle_vector_size_attribute): Call
3103 lang_hooks.types.reconstruct_complex_type instead of
3104 reconstruct_complex_type.
3105 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Likewise.
3106 * config/spu/spu.c (spu_handle_vector_attribute): Likewise.
3107 * langhooks.h (struct lang_hooks_for_types): Add
3108 reconstruct_complex_type hook.
3109 * langhooks-def.h (LANG_HOOKS_RECONSTRUCT_COMPLEX_TYPE): Define.
3110 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add it.
3112 2008-04-24 Richard Guenther <rguenther@suse.de>
3114 * c-common.h (check_builtin_function_arguments): Declare.
3115 * c-common.c (validate_nargs): New function.
3116 (check_builtin_function_arguments): Likewise.
3117 * c-typeck.c (build_function_call): Call
3118 check_builtin_function_arguments.
3119 * builtins.c (fold_builtin_classify): Remove error reporting code.
3120 (fold_builtin_unordered_cmp): Likewise.
3121 (fold_builtin_1): Likewise.
3122 (fold_builtin_n): Likewise.
3124 2008-04-24 Jakub Jelinek <jakub@redhat.com>
3126 PR tree-optimization/36008
3127 * fold-const.c (try_move_mult_to_index): If s == NULL, divide
3128 the original op1, rather than delta by step.
3130 2008-04-22 Antoniu Pop <antoniu.pop@gmail.com>
3131 Sebastian Pop <sebastian.pop@amd.com>
3133 * tree-parloops.c (take_address_of, eliminate_local_variables_1,
3134 eliminate_local_variables_stmt, eliminate_local_variables,
3135 separate_decls_in_loop_name, separate_decls_in_loop_stmt,
3136 separate_decls_in_loop, gen_parallel_loop): Make them work on a region
3137 of code delimited by two edges in the CFG.
3138 (separate_decls_in_loop_name): Renamed separate_decls_in_region_name.
3139 (separate_decls_in_loop_stmt): Renamed separate_decls_in_region_stmt.
3140 (separate_decls_in_loop): Renamed separate_decls_in_region. Isolate
3141 the case of parallelisation of reductions.
3142 (expr_invariant_in_region_p): New.
3144 * tree-flow.h (gather_blocks_in_sese_region): Declared.
3145 * tree-cfg.c (gather_blocks_in_sese_region): Extern.
3147 2008-04-24 Ira Rosen <irar@il.ibm.com>
3148 Richard Guenther <rguenther@suse.de>
3150 PR tree-optimization/36034
3151 * tree-vect-analyze.c (vect_analyze_group_access): SLP is
3152 incapable of dealing with loads with gaps.
3154 2008-04-24 Rafael Espindola <espindola@google.com>
3156 * tree-flow.h (vrp_evaluate_conditional): Change signature.
3157 * tree-ssa-propagate.c (fold_predicate_in): Update call to
3158 vrp_evaluate_conditional.
3159 * tree-vrp.c (vrp_evaluate_conditional_warnv): Remove.
3160 (vrp_evaluate_conditional): Split the cond argument.
3161 (vrp_visit_cond_stmt): Use vrp_evaluate_conditional_warnv_with_ops.
3162 (simplify_stmt_for_jump_threading): Update call to
3163 vrp_evaluate_conditional.
3165 2008-04-24 Ira Rosen <irar@il.ibm.com>
3167 PR tree-optimization/35982
3168 * tree-vect-analyze.c (vect_check_interleaving): Check that the
3169 interleaved data-refs are of the same type.
3171 2008-04-24 Danny Smith <dannysmith@users.net>
3173 * c-format.c (check_format_info_main): Use strncmp rather than a
3174 magic prefix to handle multichar length specs.
3175 * config/i386/msformat-c.c (format_length_info ms_printf_length_specs):
3176 Don't prefix "I64" and "I32" with '\0'.
3178 2008-04-24 Jakub Jelinek <jakub@redhat.com>
3181 * config/i386/i386.c (init_cumulative_args): Don't pass anything
3182 in registers for -m32 only if stdarg_p (fntype).
3184 2008-04-24 Uros Bizjak <ubizjak@gmail.com>
3186 PR rtl-optimization/36006
3187 * expmed.c (store_fixed_bit_field): Copy op0 rtx before moving
3188 temp to op0 in order to avoid invalid rtx sharing.
3190 2008-04-23 Paolo Bonzini <bonzini@gnu.org>
3192 * tree-cfg.c (verify_expr): Check with is_gimple_address. Don't
3193 check TREE_INVARIANT.
3194 * tree-gimple.c (is_gimple_address): New.
3195 (is_gimple_invariant_address): Simplify using decl_address_invariant_p.
3196 * tree-gimple.h (is_gimple_address): New.
3197 * tree.h (decl_address_invariant_p): New.
3198 * tree.c (make_node_stat): Don't set TREE_INVARIANT.
3199 (build_string): Likewise.
3200 (decl_address_invariant_p): New, from is_gimple_invariant_address.
3201 (tree_invariant_p_1): Likewise.
3202 (save_expr): Use it.
3203 (tree_invariant_p): New.
3204 (skip_simple_arithmetic): Use it.
3205 (stabilize_reference_1): Use it.
3206 (recompute_tree_invariant_for_addr_expr): Don't update TREE_INVARIANT,
3208 (build1_stat): Drop code to compute TREE_INVARIANT.
3209 (build2_stat): Drop code to compute TREE_INVARIANT.
3210 (build3_stat): Drop code to compute TREE_INVARIANT.
3211 (build4_stat): Drop code to compute TREE_INVARIANT.
3212 (build5_stat): Drop code to compute TREE_INVARIANT.
3213 (build7_stat): Drop code to compute TREE_INVARIANT.
3214 (merge_dllimport_decl_attributes): Don't mention TREE_INVARIANT.
3215 * tree.h (struct tree_base): Remove invariant_flag.
3216 (TREE_INVARIANT): Remove.
3217 * builtins.c (build_string_literal): Don't set TREE_INVARIANT.
3218 (fold_builtin_expect): Check TREE_CONSTANT.
3219 * tree-ssa-ccp.c (fold_stmt_r): Adjust comment.
3220 * c-tree.h (c_expr_to_decl): Drop third parameter.
3221 * c-typeck.c (build_external_ref): Don't set TREE_INVARIANT.
3222 (build_c_cast): Don't set TREE_INVARIANT.
3223 (pop_init_level): Don't set TREE_INVARIANT.
3224 (c_objc_common_truthvalue_conversion): Don't set TREE_INVARIANT.
3225 * gimplify.c (gimplify_init_ctor_preeval): Add assertion, test
3227 (gimplify_init_constructor): Don't set TREE_INVARIANT.
3228 (gimplify_addr_expr): Adjust comment.
3229 * tree-mudflap.c (mf_build_string):
3230 * print-tree.c (print_node): Don't print TREE_INVARIANT.
3231 * tree-nested.c (convert_nonlocal_reference): Adjust comment.
3232 * c-common.c (fix_string_type): Don't set TREE_INVARIANT.
3233 * langhooks-def.h (lhd_expr_to_decl): Drop third parameter.
3234 * langhooks.c (lhd_expr_to_decl): Drop third parameter.
3235 * langhooks.h (struct lang_hooks): Drop third parameter from
3238 2008-04-23 Richard Guenther <rguenther@suse.de>
3240 PR tree-optimization/27799
3241 PR tree-optimization/32921
3242 PR tree-optimization/32624
3243 * tree-ssa-structalias.c (merge_smts_into): Only merge the
3244 SMTs aliases and the tag itself into the solution.
3245 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): Do not
3246 merge the points-to solution back into the SMT aliases.
3247 (may_alias_p): Use alias_set_subset_of instead of
3248 aliases_conflict_p. A pointer which points to
3249 memory with alias set zero may access any variable.
3251 2008-04-23 Richard Guenther <rguenther@suse.de>
3253 * alias.c (alias_set_subset_of): Correctly handle asking
3254 if zero is a subset of an alias set with zero child.
3255 * tree-ssa-alias.c (have_common_aliases_p): Simplify logic.
3256 (compute_flow_insensitive_aliasing): Correctly walk all
3257 pointers. Do not unnecessarily union sets.
3259 2008-04-23 Richard Guenther <rguenther@suse.de>
3262 * c-common.c (handle_alloc_size_attribute): Use type_num_arguments.
3264 2008-04-22 Tomas Bily <tbily@suse.cz>
3266 * tree-cfg.c (verify_expr): Check for NON_LVALUE_EXPR as
3268 * tree-vrp.c (extract_range_from_unary_expr): Removed unused
3270 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Likewise.
3271 * tree-ssa-structalias.c (get_constraint_for): Likewise.
3272 * tree-inline.c (estimate_num_insns_1): Likewise.
3273 * varasm.c (const_hash_1, compare_constant, copy_constant)
3274 (compute_reloc_for_constant, output_addressed_constants): Likewise.
3275 * emit-rtl.c (component_ref_for_mem_expr)
3276 (set_mem_attributes_minus_bitpos): Likewise.
3277 * expr.c (highest_pow2_factor, expand_expr_real_1, )
3278 (is_aligning_offset): Likewise.
3279 * dwarf2out.c (loc_descriptor_from_tree_1, add_bound_info): Likewise.
3280 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Likewise.
3281 * dojump.c (do_jump): Likewise.
3282 * builtins.c (get_pointer_alignment, get_memory_rtx)
3283 (integer_valued_real_p, fold_builtin_next_arg): Likewise.
3284 * tree-scalar-evolution.c (instantiate_parameters_1): Likewise.
3286 2008-04-23 Jakub Jelinek <jakub@redhat.com>
3288 PR rtl-optimization/36017
3289 * builtins.c (expand_errno_check): Clear CALL_EXPR_TAILCALL before
3290 expanding the library call.
3292 2008-04-22 Ian Lance Taylor <iant@google.com>
3294 * fold-const.c (pointer_may_wrap_p): Call int_size_in_bytes rather
3297 2008-04-22 Pat Haugen <pthaugen@us.ibm.com>
3299 * config/rs6000/rs6000.c (rs6000_register_move_cost): Increase cost
3300 of LR/CTR moves for Power6.
3302 2008-04-22 Kenneth Zadeck <zadeck@naturalbridge.com>
3305 * passes.c (init_optimization_passes): Remove
3306 pass_fast_rtl_byte_dce.
3308 2008-04-22 Uros Bizjak <ubizjak@gmail.com>
3311 * config/i386/xmmintrin.h (_mm_cvtpi16_ps): Rearrange calls to
3312 builtin functions to generate faster code.
3313 (_mm_cvtpu16_ps): Ditto.
3314 (_mm_cvtpi32x2_ps): Ditto.
3316 2008-04-22 Nick Clifton <nickc@redhat.com>
3318 * common.opt (ftree-loop-distribution): Add Optimization
3321 * config/frv/frv.c (frv_stack_info): Use crtl instead of cfun.
3322 (frv_expand_builtin_va_start): Likewise.
3324 * config/arm/arm.c (thumb_find_work_register): Fix location of
3325 argument register count.
3327 2008-04-22 Maxim Kuvyrkov <maxim@codesourcery.com>
3329 Support scheduling for ColdFire V1 and V3 microarchitecture.
3330 Improve scheduling of multiplication instructions.
3332 * config/m68k/m68k.md (cpu): Add cfv1 and cfv3. Rename cf_v2 to cfv1.
3333 (mac): New instruction attribute.
3334 * config/m68k/m68k.c (override_options): Handle cfv1, cfv3 and mac.
3335 (m68k_sched_mac): New variable.
3336 (m68k_sched_attr_type2, m68k_sched_md_init_global): Update.
3337 Handle cfv1 and cfv3.
3338 (max_insn_size): New static variable.
3339 (struct _sched_ib): New type.
3340 (sched_ib): New static variable.
3341 (sched_ib_size, sched_ib_filled, sched_ib_insn): Convert variables
3342 to fields of 'struct _sched_ib sched_ib'. Update all uses.
3343 (m68k_sched_variable_issue): Add modeling of cfv3 instruction buffer.
3345 (m68k_sched_md_init_global, m68k_sched_md_finish_global,
3346 m68k_sched_md_init, m68k_sched_md_finish): Handle cfv1 and cfv3. Init
3347 new variables. Update.
3348 (m68k_sched_dfa_pre_advance_cycle, m68k_sched_dfa_post_advance_cycle):
3349 Add modeling of cfv3 instruction buffer. Update.
3350 * config/m68k/m68k-protos.h (m68k_sched_mac): Declare.
3351 * config/m68k/m68k.h (TUNE_CFV3): New macro.
3352 * config/m68k/cf.md: Change substrings 'cf_v2' to 'cfv12' or 'cfv123'.
3353 (cf_* reservations): Rename to cfv12 or cfv123 to indicate cores
3354 a particular reservation applies to.
3355 (type2): Reorganize attribute values. Rename alu to alu_reg,
3356 alu_l to alu, move_l to omove. Join move to alu. Split mul
3358 (cf_ib_*): Simplify description of instruction buffer.
3359 (cf_ib_w0, cf_ib_w4, cf_ib_w5, cf_ib_w6): Remove.
3360 (cf_mem): Split into cf_mem1 and cf_mem2.
3361 (cf_v2_move_??): Rename to cfv12_alu_??.
3362 (cf_v2_move_l_??): Rename to cfv12_omove_??.
3363 (cf_v2_mul_??): Remove reservations.
3364 (cfv12_mul_l_??, cfv12_mul_w_??, cfv12_mac_w_??, cfv12_mac_l_??,
3365 cfv12_emac_??, cfv12_emac_w_i0): New reservations.
3366 (cfv12_rts, cfv12_call, cfv12_bcc, cfv12_bra, cfv12_jmp): Move to
3368 (cfv3_alu_10, cfv3_omove_10, cfv3_alu_i0, cfv3_omove_i0, cfv3_alu_01,
3369 cfv3_alu_0i, cfv3_alu_11, cfv3_omove_11, cfv3_alu_i1, cfv3_omove_i1,
3370 cfv3_alu_1i, cfv3_omove_1i, cfv3_pea_11, cfv3_pea_i1, cfv3_mul_w_10,
3371 cfv3_mul_l_10, cfv3_mul_w_i0, cfv3_mac_w_10, cfv3_mac_l_10,
3372 cfv3_mac_w_i0, cfv3_emac_10, cfv3_emac_w_i0, cfv3_rts, cfv3_call,
3373 cfv3_bcc, cfv3_bra, cfv3_jmp): New reservations.
3374 (cfv3_*_1, cfv3_*_2, cfv3_*_3): New instruction reservations that are
3375 expansions of the above reservations for instructions of sizes
3378 2008-04-22 Maxim Kuvyrkov <maxim@codesourcery.com>
3380 * rtl-factoring.c (collect_patterns_seqs): Handle CC0 targets.
3382 2008-04-21 Adam Nemet <anemet@caviumnetworks.com>
3384 * coverage.c: Include tree-pass.h.
3385 (coverage_counter_alloc): Print da_file_name to the dump file.
3387 2008-04-21 Kenneth Zadeck <zadeck@naturalbridge.com>
3389 * sbitmap.c (sbitmap_range_empty_p): New function.
3390 * sbitmap.h (sbitmap_range_empty_p): New function.
3391 * bitmap.h: Now includes obstack.h.
3393 2008-04-21 Richard Sandiford <rsandifo@nildram.co.uk>
3394 Kenneth Zadeck <zadeck@naturalbridge.com>
3396 * dbgcnt.def (ra_byte_scan): Added.
3397 * dbgcnt.c (dbg_cnt): Added code to print message to dump_file
3398 when the last hit happens for a counter.
3399 * timevar.def (TV_DF_BYTE_LR): New variable.
3400 * tree-pass.h (pass_fast_rtl_byte_dce): New pass.
3401 * passes.c (pass_fast_rtl_byte_dce): New pass.
3402 * fwprop.c (update_df): Added mode to call df_ref_create.
3403 Renamed DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
3404 DF_REF_EXTRACT_OFFSET.
3405 * df.h (DF_BYTE_LR, DF_BYTE_LR_BB_INFO, DF_BYTE_LR_IN,
3406 DF_BYTE_LR_OUT, df_byte_lr): New macro.
3408 (df_ref_extract): Added mode field.
3409 (DF_REF_WIDTH, DF_REF_OFFSET) Renamed to DF_REF_EXTRACT_WIDTH and
3410 DF_REF_EXTRACT_OFFSET.
3411 (DF_REF_EXTRACT_MODE): New macro.
3412 (df_byte_lr_bb_info): New structure.
3413 (df_print_byte_regset, df_compute_accessed_bytes,
3414 df_byte_lr_add_problem, df_byte_lr_get_regno_start,
3415 df_byte_lr_get_regno_len, df_byte_lr_simulate_defs,
3416 df_byte_lr_simulate_uses,
3417 df_byte_lr_simulate_artificial_refs_at_top,
3418 df_byte_lr_simulate_artificial_refs_at_end,
3419 df_compute_accessed_bytes): New function.
3420 (df_ref_create): Add parameter.
3421 (df_byte_lr_get_bb_info): New inline function.
3422 * df-scan.c (df_ref_record, df_uses_record,
3423 df_ref_create_structure): Added mode parameter.
3424 (df_ref_create, df_notes_rescan, df_ref_record, df_def_record_1,
3425 df_defs_record, df_uses_record, df_get_conditional_uses,
3426 df_get_call_refs, df_insn_refs_collect, df_bb_refs_collect,
3427 df_entry_block_defs_collect, df_exit_block_uses_collect):
3428 Added mode parameter to calls to df_ref_record, df_uses_record,
3429 df_ref_create_structure.
3430 (df_ref_equal_p, df_ref_compare): Added test for modes.
3431 (df_ref_create_structure): Added code to set mode. Renamed
3432 DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
3433 DF_REF_EXTRACT_OFFSET.
3434 * df-core.c (df_print_byte_regset): New function.
3435 * df-byte-scan.c: New file.
3436 * df-problems.c (df_rd_transfer_function): Removed unnecessary
3437 calls to BITMAP_FREE.
3438 (df_byte_lr_problem_data, df_problem problem_BYTE_LR): New structure.
3439 (df_byte_lr_get_regno_start, df_byte_lr_get_regno_len,
3440 df_byte_lr_set_bb_info, df_byte_lr_free_bb_info,
3441 df_byte_lr_check_regs, df_byte_lr_expand_bitmap,
3442 df_byte_lr_alloc, df_byte_lr_reset, df_byte_lr_bb_local_compute,
3443 df_byte_lr_local_compute, df_byte_lr_init,
3444 df_byte_lr_confluence_0, df_byte_lr_confluence_n,
3445 df_byte_lr_transfer_function, df_byte_lr_free,
3446 df_byte_lr_top_dump, df_byte_lr_bottom_dump,
3447 df_byte_lr_add_problem, df_byte_lr_simulate_defs,
3448 df_byte_lr_simulate_uses,
3449 df_byte_lr_simulate_artificial_refs_at_top,
3450 df_byte_lr_simulate_artificial_refs_at_end): New function.
3451 * dce.c (byte_dce_process_block): New function.
3452 (dce_process_block): au is now passed in rather than computed
3453 locally. Changed loops that look at artificial defs to not look
3454 for conditional or partial ones, because there never are any.
3455 (fast_dce): Now is able to drive byte_dce_process_block or
3456 dce_process_block depending on the kind of dce being done.
3457 (rest_of_handle_fast_dce): Add parameter to fast_dce.
3458 (rest_of_handle_fast_byte_dce): New function.
3459 (rtl_opt_pass pass_fast_rtl_byte_dce): New pass.
3460 * Makefile.in (df-byte-scan.o, debugcnt.o): Added dependencies.
3462 2008-04-21 Daniel Franke <franke.daniel@gmail.com>
3465 * gcc.h: Added fortran options that take arguments to
3466 DEFAULT_SWITCH_TAKES_ARG and DEFAULT_WORD_SWITCH_TAKES_ARG
3469 2008-04-20 Eric Botcazou <ebotcazou@adacore.com>
3471 * tree-sra.c (sra_walk_expr) <VIEW_CONVERT_EXPR>: Disable
3472 scalarization if on the LHS and not a full access.
3474 2008-04-20 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3476 * Makefile.in (s-gtyp-input): Remove tmp-gi.list before writing it.
3478 2008-04-18 Rafael Espindola <espindola@google.com>
3480 * tree-vrp.c (find_case_label_index): Fix the binary search.
3481 (find_case_label_range): New.
3482 (vrp_visit_switch_stmt): Use find_case_label_range.
3483 (simplify_switch_using_ranges): Use find_case_label_range.
3485 2008-04-18 Eric Botcazou <ebotcazou@adacore.com>
3487 * gimplify.c (gimplify_modify_expr_rhs) <COND_EXPR>: Gimplify the LHS
3488 using the is_gimple_lvalue predicate instead of is_gimple_min_lval.
3490 2008-04-18 Tom Tromey <tromey@redhat.com>
3493 * doc/cpp.texi (Implementation-defined behavior): Mention
3496 2008-04-18 Ian Lance Taylor <iant@google.com>
3498 * fold-const.c (pointer_may_wrap_p): New static function.
3499 (fold_comparison): Add another test for pointer overflow. Use
3500 pointer_may_wrap_p to disable some false positives.
3502 2008-04-18 Kris Van Hees <kris.van.hees@oracle.com>
3504 * c-common.c (CHAR16_TYPE, CHAR32_TYPE): New macros.
3505 (fname_as_string): Match updated cpp_interpret_string prototype.
3506 (fix_string_type): Support char16_t* and char32_t*.
3507 (c_common_nodes_and_builtins): Add char16_t and char32_t (and
3508 derivative) nodes. Register as builtin if C++0x.
3509 (c_parse_error): Support CPP_CHAR{16,32}.
3510 * c-common.h (RID_CHAR16, RID_CHAR32): New elements.
3511 (enum c_tree_index) <CTI_CHAR16_TYPE, CTI_SIGNED_CHAR16_TYPE,
3512 CTI_UNSIGNED_CHAR16_TYPE, CTI_CHAR32_TYPE, CTI_SIGNED_CHAR32_TYPE,
3513 CTI_UNSIGNED_CHAR32_TYPE, CTI_CHAR16_ARRAY_TYPE,
3514 CTI_CHAR32_ARRAY_TYPE>: New elements.
3515 (char16_type_node, signed_char16_type_node, unsigned_char16_type_node,
3516 char32_type_node, signed_char32_type_node, char16_array_type_node,
3517 char32_array_type_node): New defines.
3518 * c-lex.c (cb_ident): Match updated cpp_interpret_string prototype.
3519 (c_lex_with_flags): Support CPP_CHAR{16,32} and CPP_STRING{16,32}.
3520 (lex_string): Support CPP_STRING{16,32}, match updated
3521 cpp_interpret_string and cpp_interpret_string_notranslate prototypes.
3522 (lex_charconst): Support CPP_CHAR{16,32}.
3523 * c-parser.c (c_parser_postfix_expression): Support CPP_CHAR{16,32}
3524 and CPP_STRING{16,32}.
3526 2008-04-18 Paolo Bonzini <bonzini@gnu.org>
3529 * aclocal.m4: Regenerate.
3530 * configure: Regenerate.
3532 2008-04-18 Jan Hubicka <jh@suse.cz>
3534 * except.c (dw2_size_of_call_site_table,
3535 sjlj_size_of_call_site_table): Use vector API for call_site_record.
3537 * cgraphbuild.c (build_cgraph_edges): Update.
3538 * tree-pass.h: Update comment.
3539 * final.c (leaf_function_p): Update.
3540 (leaf_renumber_regs): Update.
3541 (rest_of_clean_state): Update.
3542 * omp-low.c (expand_omp_parallel): Update.
3543 * ipa-reference.c (analyze_function): Update.
3544 * reorg.c (find_end_label): Update.
3545 (optimize_skip): Update.
3546 (fill_simple_delay_slots): Update.
3547 (fill_simple_delay_slots): Update.
3548 (make_return_insns): Update.
3549 (dbr_schedule): Update.
3550 * gimple-low.c (record_vars_into): Update.
3551 * cfgbuild.c (make_edges): Update.
3552 * function.c (assign_stack_local): Update.
3553 (assign_parm_adjust_stack_rtl): Update.
3554 (locate_and_pad_parm): Update.
3555 (allocate_struct_function): Do not initialize stack_alignment_needed
3556 and preferred_stack_boundary here.
3557 (stack_protect_prologue): Update.
3558 (stack_protect_epilogue): Update.
3559 (expand_function_start): Initialize stack_alignment_needed,
3560 preferred_stack_boundary and max_jumptable_ents.
3561 (expand_function_end): Update.
3562 (free_after_compilation): Do not NULLify epilogue_delay_list.
3563 * function.h (struct rtl_data): Add stack_protect_guard,
3564 stack_alignment_needed,
3565 preferred_stack_boundary, epilogue_delay_list.
3566 (struct function): Remove value_histograms, stack_alignment_needed,
3567 preferred_stack_boundary, epilogue_delay_list, max_jumptable_ents,
3569 unexpanded_var_list, stack_protect_guard.
3570 (current_function_epilogue_delay_list): Remove.
3571 * ipa-type-escape.c (analyze_function): Update.
3572 * gimplify.c (pop_gimplify_context): Update comment.
3573 * calls.c (expand_call): Update.
3574 (emit_library_call_value_1): Update.
3575 * except.c (set_nothrow_function_flags): Update.
3576 * cfgexpand.c (get_decl_align_unit): Update.
3577 (create_stack_guard): Update.
3578 (estimated_stack_frame_size): Update.
3579 (expand_used_vars): Update.
3580 (tree_expand_cfg): Free histogram earliers, init expansion variables.
3581 * explow.c (allocate_dynamic_stack_space): Update.
3582 * tree-ssa-live.c (remove_unused_locals): Update.
3583 * varasm.c (mark_constant_pool): Update.
3584 * tree-inline.c (remap_decls): Update.
3585 (initialize_cfun): Update.
3586 (declare_return_variable): Update.
3587 (inline_forbidden_p): Update.
3588 (expand_call_inline): Update.
3589 (declare_inline_vars): Update.
3590 (tree_function_versioning): Update.
3591 * tree-flow.h (value_histograms): New.
3592 (VALUE_HISTOGRAMS): New macro.
3593 * basic-block.h (control_flow_graph): Add max_jumptable_ents,
3595 * tree-cfg.c (set_bb_for_stmt): Update.
3596 (replace_by_duplicate_decl): Update.
3597 (move_block_to_fn): Update.
3598 (new_label_mapper): Update.
3599 (dump_function_to_file): Update.
3600 * ipa-struct-reorg.c (build_data_structure): Update.
3601 * cfgrtl.c (print_rtl_with_bb): Update.
3602 * reload1.c (reload): Update.
3604 * config/i386/i386.c (setup_incoming_varargs_64,
3605 ix86_compute_frame_layout): Update.
3606 * config/arc/arc.c (arc_output_function_epilogue): Update.
3608 2008-04-18 Marius Strobl <marius@FreeBSD.org>
3610 * gthr-posix.h (__gthread_active_p): Use the Solaris implementation
3611 for FreeBSD as well.
3612 * gthr-posix95.h: Likewise.
3614 2008-04-17 Richard Sandiford <rsandifo@nildram.co.uk>
3616 PR rtl-optimization/35838
3617 * dse.c (find_shift_sequence): Use subreg_lowpart_offset to work
3618 out the byte offset of the first subreg.
3620 2008-04-17 Uros Bizjak <ubizjak@gmail.com>
3622 * config/i386/i386.md (addti3 splitter): Pass arrays of 3 operands
3623 to split_ti instead of three separate calls with single member arrays.
3624 (subti3 splitter): Ditto.
3625 (adddi3 splitter): Ditto with split_di.
3626 (subdi3 splitter): Ditto.
3627 (negti2 splitter): Pass arrays of 2 operands to split_ti instead of
3628 two separate calls with single member arrays. Swap match_dup
3629 operands 1 and 2 to better fit into the array.
3630 (negdi2 splitter): Ditto with split_di.
3631 (movdfcc splitter): Pass arrays of 2 operands to split_di instead of
3632 two separate calls with single member arrays. Swap match_dup operands
3633 6 and 7 to better fit into the array.
3635 2008-04-17 H.J. Lu <hongjiu.lu@intel.com>
3637 * config/i386/i386.c (sse_builtin_type): New.
3638 (bdesc_sse_args): Likewise.
3639 (bdesc_sse_3arg): Removed.
3640 (bdesc_2arg): Remove IX86_BUILTIN_AESKEYGENASSIST128.
3641 (bdesc_1arg): Remove IX86_BUILTIN_ROUNDPD and
3642 IX86_BUILTIN_ROUNDPS.
3643 (ix86_init_mmx_sse_builtins): Handle bdesc_sse_args. Remove
3644 bdesc_sse_3arg. Remove IX86_BUILTIN_ROUNDPD and
3645 IX86_BUILTIN_ROUNDPS.
3646 (ix86_expand_sse_4_operands_builtin): Removed.
3647 (ix86_expand_sse_operands_builtin): New.
3648 (ix86_expand_unop_builtin): Remove CODE_FOR_sse4_1_roundpd
3649 and CODE_FOR_sse4_1_roundps.
3650 (ix86_expand_builtin): Remove IX86_BUILTIN_AESKEYGENASSIST128.
3651 Handle bdesc_sse_args. Remove bdesc_sse_3arg.
3653 2008-04-17 Alan Modra <amodra@bigpond.net.au>
3656 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Restore vr and vrsave
3657 regs before frame pop when needed. If use_backchain_to_restore_sp
3658 then load backchain into a temp reg to restore vr and vrsave. Add
3659 code to restore vr after frame pop if possible.
3661 2008-04-17 Richard Guenther <rguenther@suse.de>
3663 * tree-vn.c (expressions_equal_p): Do not check type
3664 equality or compatibility before calling operand_equal_p.
3665 * fold-const.c (operand_equal_p): Check equivalence of
3666 integer constants before bailing out due to signedness or
3667 precision differences.
3668 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Ignore
3669 spurious differences in type qualification. Ignore types
3670 for COMPONENT_REFs at all.
3672 2008-04-17 Christian Bruel <christian.bruel@st.com>
3674 * config/sh/sh.c (expand_cbranchdi4): Use original operands for
3675 msw_skip comparison.
3677 2008-04-16 Jakub Jelinek <jakub@redhat.com>
3680 * tree-nrv.c (tree_nrv): Don't optimize if result_type is GIMPLE
3683 PR tree-optimization/35899
3684 * tree-inline.c (expand_call_inline): Use GIMPLE_STMT_OPERAND
3685 rather than TREE_OPERAND.
3687 2008-04-16 Uros Bizjak <ubizjak@gmail.com>
3690 * config/i386/i386.md (fmodxf3): Copy operand 1 and operand 2 into
3691 temporary registers. Change operand predicate to general_operand.
3692 (remainderxf3): Ditto.
3694 2008-04-16 Richard Guenther <rguenther@suse.de>
3696 * Makefile.in (tree-affine.o): Add $(FLAGS_H) dependency.
3697 * tree-affine.c (aff_combination_expand): Look through some
3700 2008-04-15 Doug Kwan <dougkwan@google.com>
3702 * dwarf2asm.c (dw2_assemble_integer): Cast to unsigned HOST_WIDE_INT
3704 * tree-pretty-print.c (dump_generic_node): Ditto.
3705 * final.c (output_addr_const): Ditto.
3706 * dwarf2out.c (output_cfi): Ditto.
3707 * c-pretty-print.c (pp_c_integer_constant): Ditto.
3708 * print-rtl.c (print_rtx): Ditto.
3709 * print-tree.c (print_node_brief, print_node): Ditto.
3710 * c-common.c (match_case_to_enum_1): Ditto.
3711 * sched-vis.c (print_value): Ditto.
3712 * config/i386/i386.c (print_operand): Cast to long unsigned int
3715 2008-04-15 Danny Smith <dannysmith@users.sourceforge.net>
3716 * libgcc2.c [L_trampoline]: Remove unnecessary prototype for
3717 MS Windows VirtualProtect function.
3719 2008-04-15 Jan Hubicka <jh@suse.cz>
3721 * gengtype.c (write_root): Param_is argument is OK.
3722 * expr.c (expand_expr_real_1): Update call of get_exception_*.
3723 * function.h: Include varray.h
3724 (rtl_eh): New stucture based on except.c one.
3725 (call_site_record): New forward declaration and vector type.
3726 * calls.c (emit_call_1): Do not call
3727 note_current_region_may_contain_throw.
3728 * except.c (eh_status): Remove cur_region, try_region since they are
3730 Move filter, exc_ptr, ttype_data, ehspec_data, action_record_data and
3731 exception_handler_label_map, ehr_stackadj, ehr_handler, ehr_label,
3732 sjlj_fc, sjlj_exit_after to rth_eh in function.h.
3733 Remove call_site_data_used, call_site_data_size.
3734 Turn call_site_record into vector in function.h.
3735 (note_current_region_may_contain_throw): Remove.
3736 (get_exception_pointer, get_exception_filter): Do not take struct
3737 function argument; update.
3738 (add_ehl_entry, find_exception_handler_labels, ehspec_filter_hash,
3739 add_ttypes_entry, add_ehspec_entry, assign_filter_values,
3740 build_post_landing_pads, dw2_build_landing_pads,
3741 sjlj_assign_call_site_values, sjlj_mark_call_sites,
3742 sjlj_emit_function_enter, sjlj_emit_function_enter,
3743 sjlj_emit_function_exit, sjlj_emit_dispatch_table,
3744 sjlj_build_landing_pads, finish_eh_generation,
3745 remove_exception_handler_label, remove_eh_handler,
3746 maybe_remove_eh_handler, add_reachable_handler,
3747 reachable_handlers, expand_builtin_eh_return, expand_eh_return,
3748 add_action_record, collect_one_action_chain, add_call_site,
3749 convert_to_eh_region_ranges, sjlj_size_of_call_site_table,
3750 sjlj_output_call_site_table, output_function_exception_table,
3751 * except.h (note_current_region_may_contain_throw): Remove
3752 (get_exception_pointer, get_exception_filter): Do not take struct
3754 * Makefile.in (GTFILES): Put varargs before struct function.
3756 2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
3758 * tree-ssa-structalias.c (get_constraint_for_component_ref): Do not
3759 punt for STRING_CST.
3760 (get_constraint_for): Deal with STRING_CST here instead.
3762 2008-04-15 Richard Guenther <rguenther@suse.de>
3764 * tree-ssa-propagate.c (substitute_and_fold): Substitute
3765 statements in a basic-block with a backward walk. Do not
3766 substitute into dead statements but instead remove those.
3768 2008-04-15 Richard Guenther <rguenther@suse.de>
3770 * params.def (PARAM_MAX_FIELDS_FOR_FIELD_SENSITIVE): Set default
3771 to zero, thus disable creation of SFTs.
3773 2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
3775 * tree-predcom.c (suitable_reference_p): Return false if the
3776 reference can throw.
3778 2008-04-15 Jakub Jelinek <jakub@redhat.com>
3781 * c-decl.c (finish_decl): If extern or static var has variable
3782 size, set TREE_TYPE (decl) to error_mark_node.
3784 2008-04-15 Rafael Espindola <espindola@google.com>
3786 * fold-const.c (tree_call_nonnegative_warnv_p): Remove local
3789 2008-04-15 Richard Guenther <rguenther@suse.de>
3791 * tree-ssa-sccvn.h (vn_reference_lookup): Adjust prototype.
3792 * tree-ssa-sccvn.c (vn_reference_lookup): New parameter maywalk.
3793 (visit_reference_op_load): Do walk vuse-vdef chains on
3794 vn_reference_lookup.
3795 (visit_reference_op_store): But do not here.
3796 * tree-vn.c (vn_lookup): Do not walk vuse-vdef chains on
3797 vn_reference_lookup.
3798 (vn_lookup_with_vuses): But do so here.
3800 2008-04-14 Ian Lance Taylor <iant@google.com>
3802 * fold-const.c (fold_overflow_warning): Remove assertion.
3804 2008-04-15 Ben Elliston <bje@au.ibm.com>
3806 * config/alpha/alpha.c (alpha_initialize_trampoline): Remove temp,
3807 temp1 local variables.
3809 2008-04-15 Zuxy Meng <zuxy.meng@gmail.com>
3812 * config/i386/winnt.c (i386_pe_section_type_flags): Mark
3813 ".text.unlikely" section as executable.
3815 2008-04-14 James E. Wilson <wilson@tuliptree.org>
3817 * config/ia64/ia64.c (rtx_needs_barrier): Handle
3818 UNSPEC_FR_SQRT_RECIP_APPROX_RES.
3819 * config/ia64/ia64.c (UNSPEC_FR_SQRT_RECIP_APPROX_RES): Define.
3820 (divsi3_internal, divdi3_internal_lat, divdi3_internal_thr,
3821 divsf3_internal_lat, sqrt_approx, sqrtsf2_internal_thr,
3822 divdf3_internal_lat, sqrtdf2_internal_thr, divxf3_internal_lat,
3823 divxf3_internal_thr, sqrtxf2_internal_thr, recip_approx): Use it.
3825 2008-04-14 Ian Lance Taylor <iant@google.com>
3827 * flags.h (POINTER_TYPE_OVERFLOW_UNDEFINED): Define.
3828 * fold-const.c (fold_comparison): If appropriate, test
3829 POINTER_TYPE_OVERFLOW_UNDEFINED, and issue an overflow warning.
3830 (fold_binary): Test POINTER_TYPE_OVERFLOW_UNDEFINED when
3831 reassociating a pointer type.
3832 * doc/invoke.texi (Optimize Options): Document that
3833 -fstrict-overflow applies to pointer wraparound.
3835 2008-04-13 Jan Hubicka <jh@suse.cz>
3837 * m32.c (m32c_pushm_popm): Use crtl->retrun_rtx.
3839 2008-04-12 Andrew Pinski <pinskia@gmail.com>
3841 * config/rs6000/rs6000.c (compute_save_world_info): Set lr_save_p if
3842 we are going to "save the world".
3844 2008-04-13 Hans-Peter Nilsson <hp@axis.com>
3846 * config/cris/cris.md ("*andhi_lowpart_non_v32", "*andhi_lowpart_v32")
3847 ("*andqi_lowpart_non_v32", "*andqi_lowpart_v32"): Use "+" for the
3848 operand 0 constraint, not "=".
3850 2008-04-11 James E. Wilson <wilson@tuliptree.org>
3852 * system.h: Change ASSERT_CHECKING to ENABLE_ASSERT_CHECKING.
3854 2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
3856 * dse.c (record_store): Use HOST_BITS_PER_WIDE_INT instead
3857 of size of positions_needed * CHAR_BIT.
3859 2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
3862 * dse.c (store_info): Change positions_needed to unsigned
3864 (lowpart_bitmask): New.
3865 (record_store): Cast to unsigned HOST_WIDE_INT for
3866 positions_needed. Assert width <= size of positions_needed *
3867 CHAR_BIT. Call lowpart_bitmask to initialize positions_needed.
3868 (check_mem_read_rtx): Use unsigned HOST_WIDE_INT on mask. Call
3869 lowpart_bitmask to set mask.
3871 2008-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
3873 * config/bfin/constraints.md: New file.
3874 * config/bfin/bfin.md: Include it.
3875 (adddi3): Use satisfies_constraint functions instead of the old macros.
3876 * config/bfin/bfin.h (REG_CLASS_FROM_LETTER, CONSTRAINT_LEN,
3877 CONST_18UBIT_IMM_P, CONST_16BIT_IMM_P, CONST_16UBIT_IMM_P,
3878 CONST_7BIT_IMM_P, CONST_7NBIT_IMM_P, CONST_5UBIT_IMM_P,
3879 CONST_4BIT_IMM_P, CONST_4UBIT_IMM_P, CONST_3BIT_IMM_P,
3880 CONST_3UBIT_IMM_P, CONST_OK_FOR_K, CONST_OK_FOR_P, CONST_OK_FOR_M,
3881 CONST_OK_FOR_CONSTRAINT_P, CONST_DOUBLE_OK_FOR_LETTER,
3882 EXTRA_CONSTRAINT): Delete.
3883 * config/bfin/predicates.md (highbits_operand, reg_or_7bit_operand,
3884 reg_or_neg7bit_operand): Use satisfies_constraint functions instead
3886 * config/bfin/bfin.c: Include "tm-constrs.h".
3887 (bfin_secondary_reload, split_load_immediate, bfin_rtx_costs):
3888 Use satisfies_constraint functions instead of the old macros.
3889 * doc/md.texi (Blackfin Constraints): Update file name reference.
3891 2008-04-11 Richard Guenther <rguenther@suse.de>
3893 PR tree-optimization/35869
3894 * tree-vrp.c (execute_vrp): Move switch statement update after
3895 jump threading. Schedule another cfg cleanup run.
3897 2008-04-11 Volker Reichelt <v.reichelt@netcologne.de>
3900 * attribs.c (decl_attributes): Return early on errorneous node.
3902 2008-04-10 Oleg Ryjkov <olegr@google.com>
3904 * tree.h (struct tree_base): Added a new flag default_def_flag.
3905 (SSA_NAME_IS_DEFAULT_DEF): Changed to use the new flag.
3907 2008-04-11 Kaz Kojima <kkojima@gcc.gnu.org>
3909 * config.gcc (need_64bit_hwint): Need 64bit hwint for sh-*-*.
3911 2008-04-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3914 * pa.md: Define mode iterator P. Define mode attribute dwc.
3915 (dcacheflush): Update pattern to use iterator P and attribute dwc.
3916 (icacheflush): Likewise.
3917 * pa.h (INITIALIZE_TRAMPOLINE): Use dcacheflushsi/icacheflushsi if
3918 !TARGET_64BIT, and dcacheflushdi/icacheflushdi if TARGET_64BIT.
3920 2008-04-11 Ben Elliston <bje@au.ibm.com>
3922 * config/spu/spu.c (spu_init_builtins): Mark builtins as nothrow.
3924 2008-04-10 Rafael Espindola <espindola@google.com>
3926 * tree-vrp.c (extract_range_from_binary_expr): Don't handle
3927 TRUTH_ANDIF_EXPR or TRUTH_ORIF_EXPR.
3928 (extract_range_from_expr): The same.
3930 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
3932 * config/mips/mips.md (GPR2): New mode iterator.
3934 (*seq_<mode>, *seq_<mode>_mips16, *sne_<mode>, *sgt<u>_<mode>,
3935 *sgt<u>_<mode>_mips16, *sge<u>_<mode>, *slt<u>_<mode>,
3936 *slt<u>_<mode>_mips16 *sle<u>_<mode>, *sle<u>_<mode>_mips16):
3937 Rewrite these to take two modes, the mode of comparison and the
3938 mode of the destination.
3939 * config/mips/mips.c (mips_expand_scc): Instead of having
3940 paradoxical subreg as destination, expand "narrowing" scc if mode
3941 of comparison is SI and target is requested in DI mode.
3942 (mips_emit_int_order_test): Update comment. Make mode of
3943 comparison match CMP0 rather than TARGET. When creating inverse
3944 target use mode of TARGET.
3946 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
3948 * gcov-dump.c (tag_summary): Only print summaries for the first
3949 GCOV_COUNTERS_SUMMABLE counters.
3951 2008-04-10 Uros Bizjak <ubizjak@gmail.com>
3953 * config/i386/i386.md (absneg): New code iterator.
3954 (absnegprefix): New code attribute.
3955 (<code><mode>2): Macroize expander from abs<mode>2 and neg<mode>2
3956 patterns using absneg code iterator.
3957 (<code>tf2): Macroize expander from abstf2 and negtf2 patterns
3958 using absneg code iterator.
3959 (*<code><mode>2_1): Macroize insn pattern from *abs<mode>2_1 and
3960 *neg<mode>2 patterns using absneg code iterator.
3961 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
3962 *negextendsfdf2 patterns using absneg code iterator.
3963 (*<code>extendsfxf2): Macroize insn pattern from *absextendsfxf2 and
3964 *negextendsfxf2 patterns using absneg code iterator.
3965 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
3966 *negextendsfdf2 patterns using absneg code iterator.
3967 * config/i386/sse.md (<code><mode>2): Macroize expander from
3968 abs<mode>2 and neg<mode>2 patterns using absneg code iterator.
3970 2008-04-10 Andreas Krebbel <krebbel1@de.ibm.com>
3972 * config/s390/s390.h: Remove the remains of the recent search
3973 & replace action of current_function_outgoing_args_size.
3975 2008-04-10 Ira Rosen <irar@il.ibm.com>
3977 PR tree-optimization/35821
3978 * tree-vect-transform.c (vect_create_data_ref_ptr): Add check that
3979 NEW_STMT_LIST is not NULL.
3981 2008-04-09 David Edelsohn <edelsohn@gnu.org>
3984 * toplev.c (process_options): Remove -ffunction-sections debugging
3987 2008-04-09 Peter Bergner <bergner@vnet.ibm.com>
3989 PR middle-end/PR28690
3990 * explow.c (break_out_memory_refs): Use simplify_gen_binary rather
3991 than gen_rtx_fmt_ee to perform more canonicalizations.
3993 2008-04-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3996 * collect2.c (write_c_file): Don't wrap in "#ifdef __cplusplus".
3998 2008-04-09 Richard Guenther <rguenther@suse.de>
4000 * tree-cfg.c (verify_stmt): Print complete bogus stmt.
4001 (dump_function_to_file): Dump function arguments with types.
4003 2008-04-08 Richard Guenther <rguenther@suse.de>
4005 * fold-const.c (fold_widened_comparison): Do not allow
4006 sign-changes that change the result.
4008 2008-04-08 Janis Johnson <janis187@us.ibm.com>
4011 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle additional
4012 kinds of indirect references.
4014 2008-04-08 David Edelsohn <edelsohn@gnu.org>
4016 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Update
4017 GNU Fortran language string.
4019 2008-04-08 Rafael Espindola <espindola@google.com>
4021 * fold-canst.c (tree_call_nonnegative_warnv_p): New.
4022 (tree_invalid_nonnegative_warnv_p): Use tree_call_nonnegative_warnv_p.
4023 * tree.h (tree_call_nonnegative_warnv_p): New.
4025 2008-04-08 Jan Hubicka <jh@suse.cz>
4027 * function.c (free_after_compilation): Clear out regno_reg_rtx
4030 2008-04-08 Peter Bergner <bergner@vnet.ibm.com>
4033 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
4035 PR middle-end/PR28690
4036 * rtlanal.c: (commutative_operand_precedence): Give SYMBOL_REF's the
4037 same precedence as REG_POINTER and MEM_POINTER operands.
4039 2008-04-08 Richard Guenther <rguenther@suse.de>
4042 * tree-ssa-address.c (create_mem_ref): Use POINTER_PLUS_EXPR
4043 for adding index to base.
4045 2008-04-08 Kai Tietz <kai.tietz@onevision.com>
4047 * config/i386/mingw32.h (ENABLE_EXECUTE_STACK): New.
4048 (MINGW_ENABLE_EXECUTE_STACK): New.
4049 (IN_LIBGCC2): For libgcc include windows.h file for
4050 function declarations.
4052 2008-04-08 Hans-Peter Nilsson <hp@axis.com>
4054 * config/cris/cris.c (cris_address_cost): For a PLUS, swap tem1
4055 and tem2 if tem1 is not a REG or MULT.
4057 2008-04-08 Jan Hubicka <jh@suse.cz>
4059 * function.h (incomming_args): Break out of struct function.
4060 (function_subsections): Break out of struct function.
4061 (rtl_data): Add args, subsections fields. Break out outgoing_args_size,
4062 return_rtx and hard_reg_initial_vals from struct function.
4063 Kill inl_max_label_num.
4064 (current_function_pops_args, current_function_args_info,
4065 current_function_args_size, current_function_args_size,
4066 current_function_pretend_args_size,
4067 current_function_outgoing_args_size,
4068 current_function_internal_arg_pointer, current_function_return_rtx):
4069 Kill compatibility accestor macros.
4070 * builtins.c (expand_builtin_apply_args_1): Update.
4071 (expand_builtin_next_arg): Update.
4072 * df-scan.c (df_get_call_refs): Update.
4073 * dbxout.c (dbxout_function_end): Update.
4074 * dwarf2out.c (dwarf2out_switch_text_section): Update.
4075 (output_line_info): Update.
4076 (secname_for_decl): Update.
4077 (dwarf2out_var_location): Update.
4078 * function.c (free_after_compilation): Update.
4079 (assign_parm_find_stack_rtl): Update.
4080 (assign_parms): Update.
4081 (expand_dummy_function_end): Update.
4082 (expand_function_end): Update.
4083 * calls.c (mem_overlaps_already_clobbered_arg_p): Update.
4084 (expand_call): Update.
4085 (emit_library_call_value_1): Update.
4086 (store_one_arg): Update.
4087 * varasm.c (initialize_cold_section_name): Update.
4088 (unlikely_text_section): Update.
4089 (unlikely_text_section_p): Update.
4090 (assemble_start_function): Update.
4091 (assemble_end_function): Update.
4092 (default_section_type_flags): Update.
4093 (switch_to_section): Update.
4094 * integrate.c (set_decl_abstract_flags): Update.
4095 (get_hard_reg_initial_val): Update.
4096 (has_hard_reg_initial_val): Update.
4097 (allocate_initial_values): Update.
4098 * resource.c (init_resource_info): Update.
4099 * config/alpha/alpha.c (NUM_ARGS): Update.
4100 (direct_return): Update.
4101 (alpha_va_start): Update.
4102 (alpha_sa_size): Update.
4103 (alpha_initial_elimination_offset): Update.
4104 (alpha_expand_prologue): Update.
4105 (alpha_start_function): Update.
4106 (alpha_expand_epilogue): Update.
4107 (unicosmk_initial_elimination_offset):
4108 * config/alpha/alpha.md (call expander): Update.
4109 * config/s390/s390.c (s390_register_info): Update.
4110 (s390_register_info): Update.
4111 (s390_frame_info): Update.
4112 (s390_initial_elimination_offset): Update.
4113 (s390_build_builtin_va_list): Update.
4114 (s390_va_start): Update.
4115 * config/spu/spu.c (direct_return): Update.
4116 (spu_expand_prologue): Update.
4117 (spu_initial_elimination_offset): Update.
4118 (spu_build_builtin_va_list): Update.
4119 (spu_va_start): Update.
4120 * config/sparc/sparc.c (sparc_init_modes): Update.
4121 (sparc_compute_frame_size): Update.
4122 (function_value): Update.
4123 * config/m32r/m32r.c (m32r_compute_frame_size): Update.
4124 * config/i386/i386.md (return expander): Update.
4125 * config/i386/i386.c (ix86_va_start): Update.
4126 (ix86_can_use_return_insn_p): Update.
4127 (ix86_compute_frame_layout): Update.
4128 (ix86_expand_epilogue): Update.
4129 * config/sh/sh.c (output_stack_adjust): Update.
4130 (calc_live_regs): Update.
4131 (sh_expand_prologue): Update.
4132 (sh_builtin_saveregs): Update.
4133 (sh_va_start): Update.
4134 (initial_elimination_offset): Update.
4135 (sh_allocate_initial_value): Update.
4136 (sh_function_ok_for_sibcall): Update.
4137 (sh_get_pr_initial_val): Update.
4138 * config/sh/sh.md (return expander): Update.
4139 * config/avr/avr.c (frame_pointer_required_p): UPdate.
4140 * config/crx/crx.c (crx_compute_frame): UPdate.
4141 (crx_initial_elimination_offset): UPdate.
4142 * config/xtensa/xtensa.c (compute_frame_size): Update
4143 (xtensa_builtin_saveregs): Update.
4144 (xtensa_va_start): Update.
4145 (order_regs_for_local_alloc): Update.
4146 * config/stormy16/stormy16.c (xstormy16_compute_stack_layout): Update.
4147 (xstormy16_expand_builtin_va_start): Update.
4148 * config/fr30/fr30.c (fr30_compute_frame_size): Update.
4149 * config/m68hc11/m68hc11.md (return expanders): Update.
4150 * config/m68hc11/m68hc11.c (expand_prologue): Update.
4151 (expand_epilogue): Update.
4152 * config/cris/cris.c (cris_initial_frame_pointer_offset): Update.
4153 (cris_simple_epilogue): Update.
4154 (cris_expand_prologue): Update.
4155 (cris_expand_epilogue): Update.
4156 * config/iq2000/iq2000.c (iq2000_va_start): Update.
4157 (compute_frame_size): Update.
4158 * config/mt/mt.c (mt_compute_frame_size): Update.
4159 * config/mn10300/mn10300.c (expand_prologue): Update.
4160 (expand_epilogue): Update.
4161 (initial_offset): Update.
4162 (mn10300_builtin_saveregs):
4163 * config/mn10300/mn10300.md (return expander): Update.
4164 * config/ia64/ia64.c (ia64_compute_frame_size): Update.
4165 (ia64_initial_elimination_offset): Update.
4166 (ia64_initial_elimination_offset): Update.
4167 (ia64_expand_prologue): Update.
4168 * config/m68k/m68k.md (return expander): Update.
4169 * config/rs6000/rs6000.c (rs6000_va_start): Update.
4170 (rs6000_stack_info): Update.
4171 * config/mcore/mcore.c (layout_mcore_frame): Update.
4172 (mcore_expand_prolog): Update.
4173 * config/arc/arc.c (arc_compute_frame_size): Update.
4174 * config/score/score3.c (score3_compute_frame_size): Update.
4175 * config/score/score7.c (score7_compute_frame_size): Update.
4176 * config/arm/arm.c (use_return_insn): Update.
4177 (thumb_find_work_register): Update.
4178 (arm_compute_save_reg_mask): Update.
4179 (arm_output_function_prologue): Update.
4180 (arm_output_epilogue): Update.
4181 (arm_size_return_regs): Update.
4182 (arm_get_frame_offsets): Update.
4183 (arm_expand_prologue): Update.
4184 (thumb_exit): Update.
4185 (thumb_unexpanded_epilogue): Update.
4186 (thumb1_output_function_prologue): Update.
4187 * config/pa/pa.md (return expander): Update.
4188 * config/pa/pa.c (compute_frame_size): Update.
4189 (hppa_builtin_saveregs): Update.
4190 * config/mips/mips.c (mips_va_start): Update.
4191 (mips16_build_function_stub): Update.
4192 (mips_compute_frame_info): Update.
4193 (mips_restore_gp): Update.
4194 (mips_output_function_prologue): Update.
4195 (mips_expand_prologue): Update.
4196 * config/v850/v850.c (compute_frame_size): Update.
4197 (expand_prologue): * config/mmix/mmix.c (along): update.
4198 (mmix_initial_elimination_offset): update.
4199 (mmix_reorg): update.
4200 (mmix_use_simple_return): update.
4201 (mmix_expand_prologue): update.
4202 (mmix_expand_epilogue): Update.
4203 * config/bfin/bfin.c (bfin_initial_elimination_offset): Update.
4204 (emit_link_insn): Update.
4206 2008-04-08 Anatoly Sokolov <aesok@post.ru>
4208 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Define
4209 __AVR_HAVE_EIJMP_EICALL__ macro if device have EIJMP and EICALL
4211 * config/avr/avr.c (avr_mcu_types): Set AVR31 architecture for
4214 2008-04-07 Jan Hubicka <jh@suse.cz>
4216 * function.h (rtl): Rename to x_rtl.
4218 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
4219 frame_offset, stack_check_probe_note, arg_pointer_save_area,
4220 used_temp_slots avail_temp_slots, temp_slot_level,
4221 nonlocal_goto_handler_labels): Update accesstors.
4222 (rtl): New global variable.
4223 (struct function): Move some fileds to rtl_data.
4224 (get_arg_pointer_save_area): Update prototype.
4225 * builtins.c (expand_builtin_setjmp_receiver): Update call of
4226 get_arg_pointer_save_area.
4227 * expr.c (init_expr): Update
4228 * function.c (get_frame_size): Update
4229 (assign_stack_local): Update
4230 (expand_function_end): Update.
4231 (get_art_pointer_save_area): Update
4233 * emit-rtl.c (rtl): Declare.
4234 (regno_reg_rtx): Declare.
4235 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
4237 (gen_reg_rtx): Update.
4238 * varasm.c (n_deferred_constatns): Update accestor.
4239 (init_varasm_status): Do not allocate varasm_status.
4240 (force_const_mem, get_pool_size, output_constant_pool): Update.
4241 * stmt.c (force_label_rtx): Do not use x_ prefixes.
4242 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
4243 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Update.
4244 * sparc/sparc.h (INIT_EXPANDERS): Update.
4245 * ia64/ia64.h (INIT_EXPANDERS): Update.
4247 2008-04-07 James E. Wilson <wilson@tuliptree.org>
4249 * reload.c (push_secondary_reload): Add missing break to for loop.
4251 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
4253 PR middle-end/PR28690
4254 * rtlanal.c: Update copyright years.
4255 (commutative_operand_precedence): Give SYMBOL_REF's the same precedence
4256 as REG_POINTER and MEM_POINTER operands.
4257 * emit-rtl.c (gen_reg_rtx_and_attrs): New function.
4258 (set_reg_attrs_from_value): Call mark_reg_pointer as appropriate.
4259 * rtl.h (gen_reg_rtx_and_attrs): Add prototype for new function.
4260 * gcse.c: Update copyright years.
4261 (pre_delete): Call gen_reg_rtx_and_attrs.
4262 (hoist_code): Likewise.
4263 (build_store_vectors): Likewise.
4264 (delete_store): Likewise.
4265 * loop-invariant.c (move_invariant_reg): Likewise.
4266 Update copyright years.
4268 2008-04-07 Uros Bizjak <ubizjak@gmail.com>
4270 * config/i386/i386.md ("*sse_prologue_save_insn"): Use braced output
4271 control string instead of quoted.
4273 2008-04-07 Kenneth Zadeck <zadeck@naturalbridge.com>
4275 * doc/rtl.texi: Rewrite of subreg section.
4277 2008-04-07 Kai Tietz <kai.tietz@onevision.com>
4280 * config/i386/i386.c (legitimize_pic_address): Add treating
4281 of dllimport SYM_REF's.
4282 (legitimize_dllimport_symbol): Add prototype.
4284 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
4286 * fold-const.c (fold) <ARRAY_REF>: New case. Try to fold constant
4287 reference in constructor with non self-referential type.
4289 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
4291 Removal of Return with Depressed Stack Pointer support
4292 * tree.h (TYPE_RETURNS_STACK_DEPRESSED): Delete.
4293 (ECF_SP_DEPRESSED): Likewise.
4294 (ECF_LIBCALL_BLOCK, ECF_NOVOPS): Adjust.
4295 * calls.c (emit_call_1): Do not test ECF_SP_DEPRESSED.
4296 (flags_from_decl_or_type): Do not test TYPE_RETURNS_STACK_DEPRESSED.
4297 (expand_call): Do not test ECF_SP_DEPRESSED.
4298 * dse.c (dse_step0): Do not test TYPE_RETURNS_STACK_DEPRESSED.
4299 * function.c (keep_stack_depressed): Delete.
4300 (handle_epilogue_set): Likewise.
4301 (update_epilogue_consts): Likewise.
4302 (emit_equiv_load): Likewise.
4303 (thread_prologue_and_epilogue_insns): Remove support for Return with
4304 Depressed Stack Pointer.
4305 * print-tree.c (print_node): Do not test TYPE_RETURNS_STACK_DEPRESSED.
4307 2008-04-06 Richard Guenther <rguenther@suse.de>
4309 PR tree-optimization/35400
4310 * tree-vrp.c (vrp_evaluate_conditional): Only query value-range
4311 information from SSA_NAMEs.
4313 2008-04-06 Anatoly Sokolov <aesok@post.ru>
4315 * config/avr/avr.h (avr_mega_p): Remove declaration.
4316 (AVR_MEGA): Remove macro.
4317 * config/avr/avr.c (avr_mega_p): Remove variable.
4318 (avr_override_options): Remove inicializion of avr_mega_p.
4319 Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
4320 (print_operand): Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
4321 (avr_jump_mode): (Ditto.).
4322 (avr_output_progmem_section_asm_op): (Ditto.).
4323 (avr_asm_init_sections): (Ditto.).
4324 (avr_asm_init_sections): (Ditto.).
4325 (avr_rtx_costs): (Ditto.).
4326 * config/avr/avr.md: (Ditto.).
4327 * config/avr/avr.h: Use '__AVR_HAVE_JMP_CALL__' instead of
4330 2008-04-06 Richard Guenther <rguenther@suse.de>
4332 PR tree-optimization/35842
4333 * tree-ssa-address.c (fixed_address_object_p): Adjust to match
4334 is_gimple_invariant_address.
4336 2008-04-06 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
4338 * gcc.c (default_compilers): Sync Fortran extensions list with
4339 that in fortran/lang-specs.h.
4340 * doc/invoke.texi: Likewise.
4341 * dbxout.c (get_lang_number): Use "GNU Fortran" in "GNU F95".
4342 * dwarf2out.c (gen_compile_unit_die): Likewise.
4344 2008-04-06 Tom G. Christensen <tgc@jupiterrise.com>
4346 * gthr-posix95.h (__gthread_cond_wait_recursive): Add missing &.
4348 2008-04-05 Uros Bizjak <ubizjak@gmail.com>
4351 * config/i386/i386.c (ix86_function_regparm): Error if regparm(3)
4352 attribute is used for nested functions.
4354 2008-04-05 Jan Hubicka <jh@suse.cz>
4356 * emit-rtl.c (init_emit): xcalloc regno_pointer_align.
4358 * tree-dump.c (dump_enable_all): Remove prototype; do not accept
4360 (dump_files): Update.
4361 (enable_rtl_dump_file): Do not accept letter argument.
4362 * tree-pass.h (dump_file_info): Remove letter argument.
4363 * toplev.c (decode_d_option): Update -da handling.
4364 * toplev.h (enable_rtl_dump_file): Update prototype.
4365 * passes.c (register_one_dump_file): Do not accept IPA argument; work
4366 it out based on pass type.
4367 (register_dump_files_1): Likewise.
4368 (init_optimization_passes): Update register_one_dump_file calls.
4369 (execute_one_pass): Sanity check that IPA passes are called at IPA
4370 level and RTL passes at RTL level.
4371 (execute_pass_list): IPA pass can not be after or subpass of
4373 (execute_ipa_pass_list): Handle IPA subpasses of IPA subpasses and
4374 disallov RTL subpasses of IPA subpasses.
4376 2008-04-05 Ben Elliston <bje@au.ibm.com>
4378 * tree-cfg.c (need_fake_edge_p): Return false for calls to
4379 builtins that return exactly once and do not throw. Cache call to
4382 2008-04-04 Andy Hutchinson <hutchinsonandy@aim.com>
4384 PR rtl-optimization/34916
4386 * combine.c (create_log_links): Do not create duplicate LOG_LINKS
4387 between instruction pairs.
4389 2008-04-04 Naveen.H.S <naveen.hs@kpitcummins.com>
4391 * doc/invoke.texi: Document -mbitops for SH.
4392 * config/sh/constraints.md (K03, K12, Sbv, Sbw): New constraints.
4393 * config/sh/predicates.md (bitwise_memory_operand): New predicate.
4394 * config/sh/sh.c (print_operand): Add %t operand code.
4395 * config/sh/sh.h (GO_IF_LEGITIMATE_INDEX): Add condition for SH2A.
4396 * config/sh/sh.md (*iorsi3_compact): Fix condition for SH2A.
4397 (extendqisi2_compact): Add the alternative for SH2A 4-byte mov.b.
4398 (extendqihi2): Likewise.
4399 (movqi_i): Likewise.
4400 (insv): Use bset, bclr and bst instructions for SH2A if possible.
4401 (extv): Use bld instruction for SH2A if possible.
4403 (bclr_m2a, bclrmem_m2a, bset_m2a, bsetmem_m2a, bst_m2a, bld_m2a,
4404 bldsign_m2a, bld_reg, *bld_regqi, band_m2a, bandreg_m2a,
4405 bor_m2a, borreg_m2a, bxor_m2a, bxorreg_m2a): New insns.
4406 (bset.b, bclr.b): Define peepholes.
4407 * config/sh/sh.opt (mbitops): New option.
4409 2008-04-04 Janis Johnson <janis187@us.ibm.com>
4412 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle indirect ref
4413 and view convert expression.
4415 2008-04-04 Jakub Jelinek <jakub@redhat.com>
4418 * tree-cfg.c (remove_useless_stmts_1): Handle OMP_* containers.
4420 2008-04-04 H.J. Lu <hongjiu.lu@intel.com>
4422 * config.gcc (extra_headers): Add wmmintrin.h for x86 and x86-64.
4424 * config/i386/cpuid.h (bit_AES): New.
4425 (bit_PCLMUL): Likewise.
4427 * config/i386/i386.c (pta_flags): Add PTA_AES and PTA_PCLMUL.
4428 (override_options): Handle PTA_AES and PTA_PCLMUL. Enable
4429 SSE2 if AES or PCLMUL is enabled.
4430 (ix86_builtins): Add IX86_BUILTIN_AESENC128,
4431 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
4432 IX86_BUILTIN_AESDECLAST128, IX86_BUILTIN_AESIMC128,
4433 IX86_BUILTIN_AESKEYGENASSIST128 and IX86_BUILTIN_PCLMULQDQ128.
4434 (bdesc_sse_3arg): Add IX86_BUILTIN_PCLMULQDQ128.
4435 (bdesc_2arg): Add IX86_BUILTIN_AESENC128,
4436 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
4437 IX86_BUILTIN_AESDECLAST128 and IX86_BUILTIN_AESKEYGENASSIST128.
4438 (bdesc_1arg): Add IX86_BUILTIN_AESIMC128.
4439 (ix86_init_mmx_sse_builtins): Define __builtin_ia32_aesenc128,
4440 __builtin_ia32_aesenclast128, __builtin_ia32_aesdec128,
4441 __builtin_ia32_aesdeclast128,__builtin_ia32_aesimc128,
4442 __builtin_ia32_aeskeygenassist128 and
4443 __builtin_ia32_pclmulqdq128.
4444 * config/i386/i386.c (ix86_expand_binop_imm_builtin): New.
4445 (ix86_expand_builtin): Use it for IX86_BUILTIN_PSLLDQI128 and
4446 IX86_BUILTIN_PSRLDQI128. Handle IX86_BUILTIN_AESKEYGENASSIST128.
4448 * config/i386/i386.h (TARGET_AES): New.
4449 (TARGET_PCLMUL): Likewise.
4450 (TARGET_CPU_CPP_BUILTINS): Handle TARGET_AES and TARGET_PCLMUL.
4452 * config/i386/i386.md (UNSPEC_AESENC): New.
4453 (UNSPEC_AESENCLAST): Likewise.
4454 (UNSPEC_AESDEC): Likewise.
4455 (UNSPEC_AESDECLAST): Likewise.
4456 (UNSPEC_AESIMC): Likewise.
4457 (UNSPEC_AESKEYGENASSIST): Likewise.
4458 (UNSPEC_PCLMUL): Likewise.
4460 * config/i386/i386.opt (maes): New.
4461 (mpclmul): Likewise.
4463 * config/i386/sse.md (aesenc): New pattern.
4464 (aesenclast): Likewise.
4466 (aesdeclast): Likewise.
4468 (aeskeygenassist): Likewise.
4469 (pclmulqdq): Likewise.
4471 * config/i386/wmmintrin.h: New.
4473 * doc/extend.texi: Document AES and PCLMUL built-in function.
4475 * doc/invoke.texi: Document -maes and -mpclmul.
4477 2008-04-04 Paolo Bonzini <bonzini@gnu.org>
4479 * function.c (free_after_parsing): Replace with
4480 cxx_push_function_context from C++ front-end.
4481 (allocate_struct_function): Don't call langhook.
4482 * langhooks.h (struct lang_hooks_for_functions): Delete.
4483 (struct lang_hooks): Add back missing_noreturn_ok_p here, delete
4485 * langhooks-def.h (LANG_HOOKS_MISSING_NORETURN_OK_P): Add.
4486 (LANG_HOOKS_FUNCTION_INIT, LANG_HOOKS_FUNCTION_FINAL,
4487 LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P,
4488 LANG_HOOKS_FUNCTION_INITIALIZER): Delete.
4489 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_MISSING_NORETURN_OK_P,
4490 remove LANG_HOOKS_FUNCTION_INITIALIZER.
4491 * tree-cfg.c: Adjust call to missing_noreturn_ok_p langhook.
4493 * c-objc-common.h (LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P):
4494 Rename to LANG_HOOKS_MISSING_NORETURN_OK_P.
4496 2008-04-04 Jakub Jelinek <jakub@redhat.com>
4499 * c-pretty-print.c (pp_c_initializer_list): Handle CONSTRUCTOR
4502 2008-04-04 Richard Guenther <rguenther@suse.de>
4505 * fold-const.c (optimize_minmax_comparison): Use the correct
4506 type for the constant in the simplified comparison.
4508 2008-04-04 Zuxy Meng <zuxy.meng@gmail.com>
4510 * config/i386/driver-i386.c (describe_cache): Add l2_sizekb argument.
4511 Pass L2 size as "--param l2-cache-size" to the compiler.
4512 (decode_l2_cache): New function to decode L2 cache parameters using
4513 0x8000006 extended cpuid function.
4514 (detect_caches_amd): Determine parameters of L2 cache using
4515 decode_l2_caches function.
4516 (decode_caches_intel): Decode L2 cache parameters.
4517 (detect_caches_intel): Determine L2 cache parameters using
4518 decode_caches_intel and decode_l2_caches functions.
4520 2008-04-03 Bob Wilson <bob.wilson@acm.org>
4522 * config/xtensa/xtensa.c (xtensa_secondary_reload_class): Use a
4523 secondary input reload for subword loads from the constant pool.
4525 2008-04-03 Janis Johnson <janis187@us.ibm.com>
4528 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Use integer
4529 constants of the appropriate size for runtime calculations.
4532 * dfp.c (decimal_from_decnumber): Retain trailing zeroes for
4533 decimal-float literal constant zero.
4535 2008-04-03 Jakub Jelinek <jakub@redhat.com>
4538 * c-parser.c (c_parser_omp_atomic): Call
4539 default_function_array_conversion on the RHS.
4542 * omp-low.c (scan_sharing_clauses) <case OMP_CLAUSE_SHARED>: Don't
4543 call is_variable_sized if decl has incomplete type.
4545 2008-04-03 H.J. Lu <hongjiu.lu@intel.com>
4547 * config/i386/i386-protos.h (ix86_aligned_p): Removed.
4549 2008-04-03 Adam Nemet <anemet@caviumnetworks.com>
4551 * config/mips/mips.md (any_gt, any_ge, any_lt, any_le): New code
4553 (u): Add attribute values for gt, gtu, ge, geu, lt, ltu, le and leu.
4554 (sgt<u>): Merge sgt and sgtu into new expander.
4555 (sgt, sgtu): Remove expanders.
4556 (*sgt<u>_<mode>): Merge *sgt_<mode> and *sgtu_<mode> into new pattern.
4557 (*sgt_<mode>, *sgtu_<mode>): Remove patterns.
4558 (*sgt<u>_<mode>_mips16): Merge *sgt_<mode>_mips16 and
4559 *sgtu_<mode>_mips16 into new pattern.
4560 (*sgt_<mode>_mips16, *sgtu_<mode>_mips16): Remove patterns.
4561 (sge<u>): Merge sge and sgeu into new expander.
4562 (sge, sgeu): Remove expanders.
4563 (*sge<u>_<mode>): Merge *sge_<mode> and second *sge_<mode> into
4565 (*sge_<mode>, second *sge_<mode>): Remove patterns.
4566 (slt<u>): Merge slt and sltu into new expander.
4567 (slt, sltu): Remove expanders.
4568 (*slt<u>_<mode>): Merge *slt_<mode> and *sltu_<mode> into new pattern.
4569 (*slt_<mode>, *sltu_<mode>): Remove patterns.
4570 (*slt<u>_<mode>_mips16): Merge *slt_<mode>_mips16 and
4571 *sltu_<mode>_mips16 into new pattern.
4572 (*slt_<mode>_mips16, *sltu_<mode>_mips16): Remove patterns.
4573 (sle<u>): Merge sle and sleu into new expander.
4574 (sle, sleu): Remove expanders.
4575 (*sle<u>_<mode>): Merge *sle_<mode> and *sleu_<mode> into new pattern.
4576 (*sle_<mode>, *sleu_<mode>): Remove patterns.
4577 (*sle<u>_<mode>_mips16): Merge *sle_<mode>_mips16 and
4578 *sleu_<mode>_mips16 into new pattern.
4579 (*sle_<mode>_mips16, *sleu_<mode>_mips16): Remove patterns.
4581 2008-04-03 Jan Hubicka <jh@suse.cz>
4583 PR tree-optimization/35795
4584 * alpha/alpha.c (alpha_output_mi_thunk_osf): Free after compilation.
4585 * sparc/sparc.c (sparc_output_mi_thunk): Likewise.
4586 * ia64/ia64.c (ia64_output_mi_thunk): Likewise.
4587 * m68k/m68k.c (m68k_output_mi_thunk): Likewise.
4588 * score/score3.c (score3_output_mi_thunk): Likewise.
4589 * score/score7.c (score7_output_mi_thunk): Likewise.
4590 * mips/mips.c (mips_output_mi_thunk): Likewise.
4592 2008-04-03 Richard Guenther <rguenther@suse.de>
4594 * tree-vrp.c (extract_range_from_unary_expr): Handle all
4595 conversions. Simplify code.
4597 2008-04-03 Kaz Kojima <kkojima@gcc.gnu.org>
4599 * config/sh/sh.c (sh_output_mi_thunk): Free cfun.
4601 2008-04-03 Tom Tromey <tromey@redhat.com>
4602 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4604 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
4605 * config/bfin/t-bfin-linux (generated_files): Add
4606 linux-sysroot-suffix.h.
4607 * doc/install.texi (Prerequisites): Require make 3.80.
4608 * doc/sourcebuild.texi (Front End Directory): Document new
4610 * Makefile.in (generated_files): New variable.
4611 (ALL_HOST_OBJS): New variable.
4612 ($(ALL_HOST_OBJS)): New target.
4614 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
4616 * tree-inline.c (copy_generic_body, copy_decl_no_change): Export.
4617 (remap_block): Call id->transform_lang_insert_block instead
4619 (optimize_inline_calls, unsave_expr_now, tree_function_versioning):
4620 Set id.transform_lang_insert_block to NULL.
4621 (clone_body): Move to cp/optimize.c
4622 * tree-inline.h (struct copy_body_data): Change
4623 transform_lang_insert_block to function pointer.
4624 (copy_generic_body, copy_decl_no_change): Export.
4625 * langhooks.h (struct lang_hooks_for_decls): Kill insert_block.
4626 * langhooks-def.h (LANG_HOOKS_INSERT_BLOCK): Kill.
4627 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_INSERT_BLOCK.
4629 * c-tree.h (insert_block): Kill.
4630 * c-decl.c (insert_block): Kill.
4632 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
4634 * c-objc-common.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
4635 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
4636 * c-tree.h (c_push_function_context, c_pop_function_context): Remove
4638 * c-decl.c (c_push_function_context, c_pop_function_context): Remove
4639 argument, call {push,pop}_function_context from here.
4640 * c-parser.c: Use c_{push,pop}_function_context.
4642 * function.c (push_function_context_to): Move meat ...
4643 (push_function_context): ... here. Simplify.
4644 * function.c (pop_function_context_from): Move meat ...
4645 (pop_function_context): ... here. Simplify.
4646 * langhooks.h (struct lang_hooks_for_functions): Remove enter_nested,
4648 * langhooks-def.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
4649 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
4650 (LANG_HOOKS_FUNCTION_INITIALIZER): Delete them from here.
4651 * tree.h (push_function_context_to, pop_function_context_from): Remove.
4653 2008-04-03 Ben Elliston <bje@au.ibm.com>
4655 * expmed.c (extract_force_align_mem_bit_field): Remove.
4657 2008-04-03 Richard Guenther <rguenther@suse.de>
4660 * expr.h (try_casesi): Adjust prototype.
4661 * expr.c (try_casesi): Take fallback label as extra parameter.
4662 Use that for gen_casesi if default_label is NULL.
4663 * stmt.c (expand_case): Pass fallback label to try_casesi,
4664 make sure to fill gaps with a fallback label if default_label
4667 2008-04-03 Dominique d'Humieres <dominiq@lps.ens.fr>
4670 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Free cfun.
4672 2008-04-03 Ben Elliston <bje@au.ibm.com>
4674 * expmed.c (extract_split_bit_field): Remove if (0) code.
4675 * tree-ssa-structalias.c (do_sd_constraint): Likewise.
4676 (do_ds_constraint): Likewise.
4678 2008-04-02 Joseph Myers <joseph@codesourcery.com>
4680 * doc/cppopts.texi (-dU): Document.
4681 * c-common.h (flag_dump_macros): Update comment.
4682 * c-opts.c (handle_OPT_d): Handle -dU.
4683 * c-ppoutput.c (macro_queue, define_queue, undef_queue,
4684 dump_queued_macros, cb_used_define, cb_used_undef): New.
4685 (init_pp_output): Handle -dU.
4686 (cb_line_change): Call dump_queued_macros.
4687 * toplev.c (decode_d_option): Accept -dU as preprocessor option.
4689 2008-04-02 Anatoly Sokolov <aesok@post.ru>
4691 * config/avr/predicates.md (io_address_operand): New predicate.
4692 * config/avr/avr-protos.h (avr_io_address_p): Remove declaration.
4693 * config/avr/avr.c (avr_io_address_p): Remove function.
4694 (out_movqi_r_mr): Use 'io_address_operand' predicate instead of
4695 'avr_io_address_p' function.
4696 (out_movhi_r_mr): (Ditto.).
4697 (out_movqi_mr_r): (Ditto.).
4698 (out_movhi_mr_r): (Ditto.).
4699 (avr_address_cost): (Ditto.).
4701 2008-04-02 Uros Bizjak <ubizjak@gmail.com>
4703 * config/i386/i386.md (*float<SSEMODEI24:mode><X87MODEF:mode>2_1):
4704 Emit gen_floatdi<X87MODEF:mode>2_i387_with_xmm for DImode values
4705 in 32bit mode when XMM registers are available to avoid store
4707 (floatdi<X87MODEF:mode>2_i387_with_xmm): New insn pattern and
4708 corresponding post-reload splitters.
4710 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
4712 * config/i386/i386.c (bdesc_sse_3arg): Add __builtin_ia32_shufps
4713 and __builtin_ia32_shufpd. Provide __builtin_ia32_roundsd and
4714 __builtin_ia32_roundss.
4715 (ix86_init_mmx_sse_builtins): Remove __builtin_ia32_shufps,
4716 __builtin_ia32_shufpd, __builtin_ia32_roundsd and
4717 __builtin_ia32_roundss.
4718 (ix86_expand_builtin): Don't handle IX86_BUILTIN_SHUFPS and
4719 IX86_BUILTIN_SHUFPD here.
4721 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
4723 * config/i386/i386.md (plogic): New.
4724 (plogicprefix): Likewise.
4726 * config/i386/mmx.md (mmx_<code><mode>3): New.
4727 (mmx_and<mode>3): Removed.
4728 (mmx_ior<mode>3): Likewise.
4729 (mmx_xor<mode>3): Likewise.
4731 * config/i386/sse.md (<code><mode>3): New.
4732 (*<code><mode>3): Likewise.
4733 (*<code><mode>3): Likewise.
4734 (<code><mode>3): Likewise.
4735 (*sse_<code><mode>3): Likewise.
4736 (*sse2_<code><mode>3): Likewise.
4737 (<code>tf3): Likewise.
4738 (*<code>tf3): Likewise.
4739 (and<mode>3): Likewise.
4740 (*and<mode>3): Likewise.
4741 (ior<mode>3): Removed.
4742 (*ior<mode>3): Likewise.
4743 (xor<mode>3): Likewise.
4744 (*xor<mode>3): Likewise.
4745 (*and<mode>3): Likewise.
4746 (*ior<mode>3): Likewise.
4747 (*xor<mode>3): Likewise.
4748 (and<mode>3): Likewise.
4749 (*sse_and<mode>3): Likewise.
4750 (*sse2_and<mode>3): Likewise.
4752 (*andtf3): Likewise.
4753 (ior<mode>3): Likewise.
4754 (*sse_ior<mode>3): Likewise.
4755 (*sse2_ior<mode>3): Likewise.
4757 (*iortf3): Likewise.
4758 (xor<mode>3): Likewise.
4759 (*sse_xor<mode>3): Likewise.
4760 (*sse2_xor<mode>3): Likewise.
4762 (*xortf3): Likewise.
4764 2008-04-02 Richard Guenther <rguenther@suse.de>
4766 PR tree-optimization/14495
4767 PR tree-optimization/34793
4768 * tree-vrp.c (struct switch_update): New structure.
4769 (to_remove_edges, to_update_switch_stmts): New VECs.
4770 (simplify_switch_using_ranges): New function. Remove not taken
4771 case labels and edges.
4772 (simplify_stmt_using_ranges): Call it.
4773 (identify_jump_threads): Mark edges we have queued for removal
4774 so we don't thread them.
4775 (execute_vrp): Remove edges queued for removal, update SWITCH_STMT
4777 * tree-cfg.c (group_case_labels): Deal with missing default label.
4778 (tree_verify_flow_info): Allow missing default label.
4779 * stmt.c (emit_case_bit_tests): Deal with NULL default_label.
4780 (emit_case_nodes): Likewise.
4781 (expand_case): Do not rely on the default label to be present.
4782 * expr.c (try_casesi): Deal with NULL default_label.
4783 (do_tablejump): Likewise.
4785 2008-04-02 Richard Guenther <rguenther@suse.de>
4787 PR tree-optimization/14495
4788 * tree-vrp.c (vrp_visit_cond_stmt): Do not handle
4789 SWITCH_EXPR here ...
4790 (vrp_visit_switch_stmt): ... but here (new function).
4791 (find_case_label_index): New helper function.
4792 (vrp_visit_stmt): Dispatch to vrp_visit_switch_stmt.
4794 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
4796 * fwprop.c: Fix ISO-C99ism.
4798 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
4801 * Makefile.in (objdir): Set it here.
4802 * configure.ac: Not here. Find dynamic linker characteristics.
4803 * exec-tool.in: Use them.
4804 * aclocal.m4: Regenerate.
4805 * configure: Regenerate.
4807 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
4809 * expr.c (expand_var): Delete it.
4810 * expr.h (expand_var): Delete prototype.
4811 * function.c (expand_function_start): Use expand_decl instead.
4812 * cfgexpand.c (expand_one_static_var, expand_one_var): Don't call
4815 2008-04-02 Andy Hutchinson <hutchinsonamdy@aim.com>
4817 PR rtl-optimization/35542
4818 * fwprop.c (forward_propagate_and_simplify): Replace
4819 loc_reg_mentioned_in_p with reg_mentioned_p.
4821 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
4823 PR rtl-optimization/35281
4824 * fwprop.c (PR_CAN_APPEAR, PR_HANDLE_MEM): New.
4825 (propagate_rtx_1): Handle PR_HANDLE_MEM.
4826 (propagate_rtx): Pass PR_HANDLE_MEM if appropriate.
4827 (varying_mem_p): Move above propagate_rtx.
4828 (all_uses_available_at): Do not check MEMs.
4830 2008-04-02 Rafael Espindola <espindola@google.com>
4832 * tree-vrp.c (extract_code_and_val_from_cond): Remove.
4833 (register_edge_assert_for_2): Split the cond argument.
4834 (register_edge_assert_for_1): Adjust for the change in
4835 register_edge_assert_for_2.
4836 (register_edge_assert_for): Split the cond argument.
4837 (find_switch_asserts): Adjust for the change in
4838 register_edge_assert_for.
4840 2008-04-02 Kai Tietz <kai.tietz@onevision.com>
4842 * config.gcc: Add for x86_64-*-mingw* the t-crtfm to tbuild.
4843 * config/i386/cygming.h (ASM_OUTPUT_DWARF_OFFSET): Add 8 byte
4844 offsets for 64-bit mingw.
4845 * config/i386/i386.c (ix86_pass_by_reference): Correct calling
4846 abi for x86_64-pc-mingw.
4848 2008-04-02 Richard Guenther <rguenther@suse.de>
4850 * tree-vrp.c (extract_range_from_assert): Make sure to not
4851 produce range min/max with TREE_OVERFOW set.
4852 If merging a anti-range and a range keep the anti-range if
4853 the range covers all values of the type.
4854 (register_edge_assert_for_2): Only allow sign-changing
4855 conversions in detecting canonical range checks. Also
4856 register an assert for the unsigned name if useful.
4858 PR tree-optimization/35787
4859 * tree-vrp.c (vrp_val_max): New function.
4860 (vrp_val_min): Likewise.
4861 (vrp_val_is_max): Move earlier, use vrp_val_{min,max}.
4862 (vrp_val_is_min): Likewise.
4863 (supports_overflow_infinity): Use vrp_val_{min,max}.
4864 (negative_overflow_infinity): Likewise.
4865 (positive_overflow_infinity): Likewise.
4866 (is_negative_overflow_infinity): Use vrp_val_is_{min,max}.
4867 (is_positive_overflow_infinity): Likewise.
4868 (is_overflow_infinity): Likewise.
4869 (avoid_overflow_infinity): Use vrp_val_{min,max} and
4870 vrp_val_is_{min,max}.
4871 (set_and_canonicalize_value_range): Canonicalize anti-ranges
4872 to ranges if possible. Avoid empty ranges.
4874 2008-04-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4877 * fold-const.c (get_pointer_modulus_and_residue): Return modulus 1 if
4878 the expression is a function address.
4880 2008-04-01 George Helffrich <george@gcc.gnu.org>
4882 PR fortran/35154, fortran/23057
4883 * dbxout.c: Emit .stabs debug info for Fortran COMMON block
4884 variables as base symbol name + offset using N_BCOMM/N_ECOMM.
4885 (is_fortran, dbxout_common_name, dbxout_common_check): New functions.
4886 (dbxout_symbol_location): Transform N_LCSYM to N_GSYM for storage
4888 (dbxout_syms): Check for COMMON-based symbol and wrap in
4889 N_BCOMM/N_ECOMM stab bracket, including as many symbols as possible
4890 in bracket for efficiency.
4892 * dwarf2out.c: Emit DWARF debug info for Fortran COMMON block
4893 using DW_TAG_common_block + member offset.
4894 (add_pubname_string): New function.
4895 (dw_expand_expr): New function to find block name and offset for
4897 (common_check): New function to check whether symbol in Fortran COMMON.
4898 (gen_variable_die): If COMMON, use DW_TAG_common_block.
4900 2008-04-01 Volker Reichelt <v.reichelt@netcologne.de>
4903 * c-format.c (init_dynamic_gfc_info): Ignore invalid locus type.
4905 2008-04-02 Ben Elliston <bje@au.ibm.com>
4907 * config/v850/v850.md (casesi): Remove if (0) code.
4908 * config/i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
4909 * config/alpha/alpha.c (alpha_initialize_trampoline): Likewise.
4911 2008-04-01 Uros Bizjak <ubizjak@gmail.com>
4913 * config/i386/i386.md (rex64suffix): New mode attribute.
4914 (floathi<mode>2): Disable expander for SSE math.
4915 (*floathi<mode>2_1): New insn insn_and_split pattern.
4916 (*floathi<mode>2_i387_with_temp): New macroized instruction pattern and
4917 corresponding post-reload splitters.
4918 (*floathi<mode>2_i387): New macroized insn pattern.
4919 (float<SSEMODEI24:mode><X87MODEF:mode>2): New macroized expander.
4920 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1): New macroized
4921 insn_and_split pattern.
4922 (*floatsi<mode>2_vector_mixed_with_temp, *floatsi<mode>2_vector_mixed):
4923 New macroized instruction patterns and corresponding post-reload
4925 (*floatsi<mode>2_mixed_with_temp): New macroized instruction pattern
4926 and corresponding post-reload splitters.
4927 (*floatsi<mode>2_mixed_interunit, *floatsi<mode>2_mixed_nointerunit):
4928 New macroized instruction patterns.
4929 (*floatsi<mode>2_vector_sse_with_temp, *floatsi<mode>2_vector_sse): New
4930 macroized instruction patterns and corresponding post-reload splitters.
4931 (*floatsi<mode>2_sse_with_temp): New macroized instruction pattern and
4932 corresponding post-reload splitters.
4933 (*floatsi<mode>2_sse_interunit, *floatsi<mode>2_mixed_nointerunit):
4934 New macroized instruction patterns.
4935 (*floatsi<mode>2_i387_with_temp): New macroized instruction pattern and
4936 corresponding post-reload splitters.
4937 (*floatsi<mode>2_i387): New macroized instruction patterns.
4939 2008-04-01 H.J. Lu <hongjiu.lu@intel.com>
4941 * config/i386/i386.md (smaxmin): New.
4942 (umaxmin): Likewise.
4943 (maxminiprefix): Likewise.
4944 (maxminfprefix): Likewise.
4945 (<code><mode>3): Likewise.
4946 (smin<mode>3): Removed.
4947 (smax<mode>3): Likewise.
4949 * config/i386/mmx.md (mmx_<code>v2sf3): New.
4950 (mmx_<code>v4hi3): Likewise.
4951 (mmx_<code>v8qi3): Likewise.
4952 (mmx_smaxv2sf3): Removed.
4953 (mmx_sminv2sf3): Likewise.
4954 (mmx_umaxv8qi3): Likewise.
4955 (mmx_smaxv4hi3): Likewise.
4956 (mmx_uminv8qi3): Likewise.
4957 (mmx_sminv4hi3): Likewise.
4959 * config/i386/sse.md (<addsub><mode>3): New.
4960 (*<addsub><mode>3): Likewise.
4961 (<sse>_vm<addsub><mode>3): Likewise.
4962 (<maxmin><mode>3): Likewise.
4963 (*<maxmin><mode>3_finite): Likewise.
4964 (*<maxmin><mode>3): Likewise.
4965 (<sse>_vm<maxmin><mode>3): Likewise.
4966 (sse3_h<addsub>v4sf3): Likewise.
4967 (sse3_h<addsub>v2df3): Likewise.
4968 (<maxmin>v16qi3): Likewise.
4969 (*<maxmin>v16qi3): Likewise.
4970 (<maxmin>v8hi3): Likewise.
4971 (*<maxmin>v8hi3): Likewise.
4972 (*sse4_1_<maxmin><mode>3): Likewise.
4973 (*sse4_1_<maxmin><mode>3): Likewise.
4974 (add<mode>3): Removed.
4975 (*add<mode>3): Likewise.
4976 (<sse>_vmadd<mode>3): Likewise.
4977 (sub<mode>3): Likewise.
4978 (*sub<mode>3): Likewise.
4979 (<sse>_vmsub<mode>3): Likewise.
4980 (smin<mode>3): Likewise.
4981 (*smin<mode>3_finite): Likewise.
4982 (*smin<mode>3): Likewise.
4983 (<sse>_vmsmin<mode>3): Likewise.
4984 (smax<mode>3): Likewise.
4985 (*smax<mode>3_finite): Likewise.
4986 (*smax<mode>3): Likewise.
4987 (<sse>_vmsmax<mode>3): Likewise.
4988 (sse3_haddv4sf3): Likewise.
4989 (sse3_haddv2df3): Likewise.
4990 (sse3_hsubv4sf3): Likewise.
4991 (sse3_hsubv2df3): Likewise.
4992 (umaxv16qi3): Likewise.
4993 (*umaxv16qi3): Likewise.
4994 (smaxv8hi3): Likewise.
4995 (*smaxv8hi3): Likewise.
4996 (*sse4_1_smax<mode>3): Likewise.
4997 (*sse4_1_umax<mode>3): Likewise.
4998 (uminv16qi3): Likewise.
4999 (*uminv16qi3): Likewise.
5000 (sminv8hi3): Likewise.
5001 (*sminv8hi3): Likewise.
5002 (*sse4_1_smin<mode>3): Likewise.
5003 (*sse4_1_umin<mode>3): Likewise.
5005 2008-04-01 Rafael Espindola <espindola@google.com>
5007 * tree-cfg.c (verify_expr): remove in_phi.
5008 (verify_stmt): Don't call walk_tree with verify_expr. Use
5009 is_gimple_min_invariant instead of is_gimple_val.
5011 2008-04-01 Joseph Myers <joseph@codesourcery.com>
5013 * doc/include/gpl_v3.texi: Update for manpage generation.
5014 * doc/gcc.texi, doc/gccint.texi: Include gpl_v3.texi instead of
5016 * doc/sourcebuild.texi: Document gpl_v3.texi as well as gpl.texi.
5017 * Makefile.in (TEXI_GCC_FILES, TEXI_GCCINT_FILES): Include
5018 gpl_v3.texi instead of gpl.texi.
5021 2008-04-01 Jakub Jelinek <jakub@redhat.com>
5024 * c-pch.c (c_common_read_pch): On error close (fd) resp. fclose (f).
5026 2008-04-01 Rafael Espindola <espindola@google.com>
5028 * tree-vrp.c (extract_code_and_val_from_cond_with_ops): New.
5029 (extract_code_and_val_from_cond): Use
5030 extract_code_and_val_from_cond_with_ops.
5032 2008-04-01 Jan Hubicka <jh@suse.cz>
5034 * function.c (free_after_compilation): Free epilogue_delay_list.
5035 (prepare_function_start): Assert that previous compilation was freed.
5037 2008-04-01 Jan Hubicka <jh@suse.cz>
5038 Jim Wilson <wilson@tuliptree.org>
5039 Andreas Tobler <andreast@gcc.gnu.org>
5042 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Use
5043 rtl.emit instead cfun->emit.
5044 * sparc/sparc.h (INIT_EXPANDERS): Likewise.
5045 * ia64/ia64.h (INIT_EXPANDERS): Likewise.
5047 2008-04-01 Ben Elliston <bje@au.ibm.com>
5049 * doc/c-tree.texi (Function Basics): Fix grammatical error.
5051 2008-03-31 Seongbae Park <seongbae.park@gmail.com>
5053 * common.opt (fprofile-dir=, fprofile-use=, fprofile-generate=):
5055 (fprofile-use): Add var flag_profile_use
5056 * coverage.c (coverage_begin_output): Do not open a gcno file for
5057 output only if -ftest-coverage is set.
5058 Do not add getpwd() to gcda file path.
5059 (build_gcov_info): Check the new flag
5060 flag_profile_datafile_relative_path.
5061 (coverage_init): Use profile_data_prefix.
5062 Read profile counter only if flag_profile_use is set.
5063 * opts.c (common_handle_option): New option fprofile-use=,
5064 fprofile-dir=, fprofile-generate=.
5065 * toplev.c (profile_data_prefix): New variable definition.
5066 * toplev.h (profile_data_prefix): New declaration.
5067 * doc/invoke.tex (Option Summary, Optimization Options):
5070 2008-03-31 James E. Wilson <wilson@tuliptree.org>
5072 * varasm.c (output_constant_pool_1): In LABEL_REF check,
5073 use tmp consistently.
5076 * config/ia64/div.md (recip_approx_rf): Use UNSPEC not DIV.
5077 * config/ia64/ia64.c (rtx_needs_barrier): Handle
5078 UNSPEC_FR_RECIP_APPROX_RES.
5079 * config/ia64/ia64.md (UNSPEC_FR_RECIP_APPROX_RES): Define.
5081 2008-03-31 Volker Reichelt <v.reichelt@netcologne.de>
5084 * c-decl.c (store_parm_decls_oldstyle): Skip invalid parameters.
5086 2008-03-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
5089 * fold-const.c (fold_indirect_ref_1): Support accessing non first
5090 element of the vector via a pointer.
5092 2008-03-31 Ian Lance Taylor <iant@google.com>
5094 * tlink.c (scan_linker_output): Look for symbol name in single quotes.
5096 2008-03-31 Jan Hubicka <jh@suse.cz>
5098 * builtins.c (expand_builtin_setjmp_receiver): Update call of
5099 get_arg_pointer_save_area.
5100 * expr.c (init_expr): Just clear out rtl.expr.
5101 * function.c (free_after_compilation): Clear out whole RTL structure.
5102 (get_func_frame_size): Merge into ...
5103 (get_frame_size): ... this one.
5104 (assign_stack_local_1): Merge into ...
5105 (assign_stack_local): ... this one.
5106 (expand_function_end): Update call of get_arg_pointer_save_area.
5107 (get_art_pointer_save_area): Remove cfun argument.
5108 * function.h (emit_status): regno_pointer_align does not need length
5109 attribute. Move x_regno_reg_rtx to ...
5110 (regno_reg_rtx): ... new global array.
5111 (reg_rtx_no, seq_stack, REGNO_POINTER_ALIGN): Update accestors.
5112 (pending_stack_adjust, inhibit_defer_pop, saveregs_value,
5113 apply_args_value, forced_labels, stack_pointer_delta):
5115 (struct varasm_status): Move here from varasm.c
5116 (struct rtl_data): New. Move here some fields from struct function.
5117 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
5118 frame_offset, stack_check_probe_note, arg_pointer_save_area,
5119 used_temp_slots avail_temp_slots, temp_slot_level,
5120 nonlocal_goto_handler_labels): Update accesstors.
5121 (rtl): New global variable.
5122 (struct function): Move some fileds to rtl_data.
5123 (get_arg_pointer_save_area): Update prototype.
5124 * emit-rtl.c (rtl): Declare.
5125 (regno_reg_rtx): Declare.
5126 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
5128 (gen_reg_rtx): Update.
5129 (init_virtual_regs): Do not tate emit_status argument.
5130 (init_emit): Do not allocate emit.
5131 * varasm.c (varasm_statuc): Move to function.h.
5132 (n_deferred_constatns): Update accestor.
5133 (init_varasm_status): Do not allocate varasm_status.
5134 (force_const_mem, get_pool_size, output_constant_pool): Update.
5135 * stmt.c (force_label_rtx): Do not use x_ prefixes.
5136 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
5138 2008-03-31 Zdenek Dvorak <ook@ucw.cz>
5140 PR rtl-optimization/35729
5141 * loop-invariant.c (check_maybe_invariant): Disallow volatile memory
5144 2008-03-31 H.J. Lu <hongjiu.lu@intel.com>
5147 * config/i386/i386.md (*movti_internal): Emit unaligned SSE
5148 load/store if memory is unaligned.
5149 (*movti_rex64): Likewise.
5151 * config/i386/predicates.md (misaligned_operand): New.
5153 2008-03-31 Andrew Pinski <pinskia@gmail.com>
5156 * tree-ssa-phiopt.c (conditional_replacement): Return early for
5159 2008-03-31 Jan Beulich <jbeulich@novell.com>
5161 * config/ia64/constraints.md: Add 'j' constraint.
5162 * config/ia64/ia64.md (movsi_internal): Add addp4 case.
5163 (movdi_internal): Likewise.
5165 2008-03-30 Volker Reichelt <v.reichelt@netcologne.de>
5168 * c-typeck.c (build_c_cast): Skip invalid fields in unions.
5170 2008-03-30 H.J. Lu <hongjiu.lu@intel.com>
5173 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Issue
5174 proper error message for the third argument on blendpd and
5177 * config/i386/sse.md (blendbits): New.
5178 (sse4_1_blendp<ssemodesuffixf2c>): Use it.
5180 2008-03-30 Eric Botcazou <ebotcazou@adacore.com>
5182 * fold-const.c (fold_binary) <BIT_IOR_EXPR>: Add missing conversions.
5184 2008-03-30 Richard Guenther <rguenther@suse.de>
5187 * fold-const.c (fold_sign_changed_comparison): Do leave
5188 conversions to base-types alone.
5190 2008-03-29 Andrew Pinski <andrew_pinski@playstation.sony.com>
5192 * config/rs6000/rs6000.c (rs6000_stack_info): Don't force saving of
5193 the link register if one altivec register is be saved.
5195 2008-03-30 Ben Elliston <bje@au.ibm.com>
5197 * final.c (final_scan_insn): Remove if (0) code.
5199 2008-03-28 Volker Reichelt <v.reichelt@netcologne.de>
5201 * c-parser.c (c_parser_next_token_is_keyword): Simplify.
5203 2008-03-28 H.J. Lu <hongjiu.lu@intel.com>
5205 * config/i386/sse.md (*and<mode>3): Pass <MODE>mode instead
5206 of V4SFmode to ix86_binary_operator_ok.
5208 2008-03-28 Uros Bizjak <ubizjak@gmail.com>
5210 * config/i386/i386.c (override_options): Initialize
5211 ix86_veclib_handler to ix86_veclibabi_svml when
5212 -mveclibabi=svml is used.
5213 (ix86_veclibabi_svml): New function for SVML ABI style
5214 vectorization support.
5215 * doc/invoke.texi (-mveclibabi) [svml]: Document new target option.
5217 2008-03-28 Rafael Espindola <espindola@google.com>
5219 * fold-const.c (tree_unary_nonnegative_warnv_p): Make it public.
5220 (tree_binary_nonnegative_warnv_p): Make it public.
5221 (tree_single_nonnegative_warnv_p): Make it public.
5222 (tree_invalid_nonnegative_warnv_p): Make it public.
5223 (tree_unary_nonzero_warnv_p): Make it public.
5224 (tree_binary_nonzero_warnv_p): Make it public
5225 (tree_single_nonzero_warnv_p): Make it public.
5226 * tree-vrp.c (vrp_evaluate_conditional_warnv_with_ops): New function.
5227 (extract_range_from_binary_expr): Split the expr argument.
5228 (extract_range_from_unary_expr): Split the expr argument.
5229 (extract_range_from_comparison): Split the expr argument.
5230 (extract_range_from_expr): Use the new aux functions.
5231 (vrp_evaluate_conditional_warnv): Use
5232 vrp_evaluate_conditional_warnv_with_ops.
5233 * tree.h (tree_unary_nonzero_warnv_p): Declare.
5234 (tree_binary_nonzero_warnv_p): Declare.
5235 (tree_single_nonzero_warnv_p): Declare.
5236 (tree_expr_nonzero_warnv_p): Declare.
5237 (tree_unary_nonnegative_warnv_p): Declare.
5238 (tree_binary_nonnegative_warnv_p): Declare.
5239 (tree_single_nonnegative_warnv_p): Declare.
5240 (tree_invalid_nonnegative_warnv_p): Declare.
5242 2008-03-28 Richard Guenther <rguenther@suse.de>
5244 PR tree-optimization/30317
5245 PR tree-optimization/30911
5246 PR tree-optimization/34793
5247 * tree-vrp.c (set_and_canonicalize_value_range): New function.
5248 (struct assert_locus_d): New member EXPR.
5249 (register_new_assert_for): Add EXPR parameter to support
5250 ASSERT_EXPR <name, expr OP limit>.
5251 (register_edge_assert_for_1): Adjust callers.
5252 (find_assert_locations): Likewise.
5253 (process_assert_insertions_for): Build condition from expression.
5254 (extract_range_from_assert): Handle ASSERT_EXPRs
5255 of the form ASSERT_EXPR <name, expr OP limit>.
5256 (register_edge_assert_for_2): New helper registering
5257 asserts for comparisons. Recognize range tests of the form
5258 (unsigned)i - CST1 OP CST2.
5259 (register_edge_assert_for_1): Use it.
5260 (register_edge_assert_for): Likewise.
5261 (needs_overflow_infinity): Integer sub-types
5262 do not need overflow infinities.
5263 (vrp_val_is_max): The extreme values of integer sub-types
5264 are those of the base type.
5265 (vrp_val_is_min): Likewise.
5266 * tree.def (ASSERT_EXPR): Document extra allowed conditional
5269 2008-03-28 Nick Clifton <nickc@redhat.com>
5272 * config/mn10300/mn10300.c (mn10300_secondary_reload_class):
5273 Return GENERAL_REGS for stack adjustment reloads.
5275 2008-03-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
5278 * config/rs6000/rs6000.c (rs6000_expand_vector_init): Create a
5279 const_vector when all the vectors are constant.
5281 2008-03-27 Bob Wilson <bob.wilson@acm.org>
5283 * config/xtensa/xtensa.c (gen_float_relational): Handle unordered
5285 * config/xtensa/xtensa.md (any_cond): Add unordered comparisons.
5286 (any_scc_sf): Add uneq, unlt, unle and unordered operators.
5288 (s<code>_sf): Use new scc_sf attribute for opcode names.
5290 2008-03-27 Tom Tromey <tromey@redhat.com>
5292 * doc/sourcebuild.texi, doc/install.texi, configure, aclocal.m4,
5293 configure.ac, Makefile.in, config/t-darwin, config/m32c/t-m32c,
5294 config/spu/t-spu-elf, config/i386/t-interix,
5295 config/i386/t-cygming, config/i386/x-i386, config/i386/t-cygwin,
5296 config/i386/x-darwin, config/i386/x-mingw32,
5297 config/i386/t-netware, config/i386/x-cygwin, config/i386/t-nwld,
5298 config/sh/t-sh, config/sh/t-symbian, config/x-linux,
5299 config/t-sol2, config/x-hpux, config/x-darwin, config/ia64/t-ia64,
5300 config/x-solaris, config/t-vxworks, config/m68k/t-uclinux,
5301 config/rs6000/x-rs6000, config/rs6000/x-darwin64,
5302 config/rs6000/x-darwin, config/rs6000/t-rs6000,
5303 config/score/t-score-elf, config/arm/t-strongarm-pe,
5304 config/arm/t-pe, config/arm/t-arm, config/arm/t-wince-pe,
5305 config/v850/t-v850, config/v850/t-v850e, config/bfin/t-bfin-linux:
5306 Revert automatic dependency patch.
5308 2008-03-27 H.J. Lu <hongjiu.lu@intel.com>
5311 * config/i386/i386.c (ix86_function_arg_boundary): Align
5312 decimal floating point to its natural boundary.
5314 2008-03-27 Richard Guenther <rguenther@suse.de>
5317 * fold-const.c (fold_comparison): Restrict distinct decl
5318 comparison folding to VAR_DECLs and PARM_DECLs. Do not
5319 solely rely on operand_equal_p.
5321 2008-03-27 Richard Guenther <rguenther@suse.de>
5324 * c-common.c (handle_weak_attribute): Reject combination of
5327 2008-03-27 Richard Guenther <rguenther@suse.de>
5329 PR tree-optimization/32810
5330 * tree-ssa-ccp.c (get_symbol_constant_value): Strip useless
5331 conversions from DECL_INITIAL.
5332 (fold_const_aggregate_ref): Likewise from constructor elements.
5334 2008-03-27 Zdenek Dvorak <ook@ucw.cz>
5336 * tree-affine.h (aff_combination_expand): Declare.
5337 (get_inner_reference_aff): Likewise.
5338 * tree-affine.c (aff_combination_expand): Split out from
5339 tree_to_aff_combination_expand.
5340 (get_inner_reference_aff): New function.
5341 * tree-parloops.c (loop_parallel_p): Free vectorizer info.
5342 * tree-ssa-loop-im.c: Include tree-affine.h and pointer-set.h.
5343 (struct lim_aux_data): sm_done field removed.
5344 (mem_ref_loc_p, mem_ref_locs_p): New types.
5345 (struct mem_ref): Added id, stored, accesses_in_loop,
5346 indep_loop, dep_loop, indep_ref, dep_ref fields.
5347 Removed is_stored, locs and next fields.
5348 (memory_accesses): New variable.
5349 (movement_possibility): Do not allow moving statements
5350 that store to memory.
5351 (outermost_indep_loop, simple_mem_ref_in_stmt, mem_ref_in_stmt):
5353 (determine_max_movement): For statements with memory references,
5354 find the outermost loop in that the reference is independent.
5355 (move_computations_stmt): Mark the virtual operands for renaming.
5356 (memref_free, mem_ref_alloc, mem_ref_locs_alloc, mark_ref_stored,
5357 gather_mem_refs_stmt, gather_mem_refs_in_loops, vtoe_hash, vtoe_eq,
5358 vtoe_free, record_vop_access, get_vop_accesses, get_vop_stores,
5359 add_vop_ref_mapping, create_vop_ref_mapping_loop,
5360 create_vop_ref_mapping, analyze_memory_references,
5361 cannot_overlap_p, mem_refs_may_alias_p, rewrite_mem_ref_loc,
5362 get_all_locs_in_loop, ref_always_accessed_p,
5363 refs_independent_p, record_indep_loop, ref_indep_loop_p_1,
5364 ref_indep_loop_p, can_sm_ref_p, find_refs_for_sm,
5365 store_motion_loop, store_motion): New functions.
5366 (struct vop_to_refs_elt): New type.
5367 (record_mem_ref_loc, free_mem_ref_locs, rewrite_mem_refs,
5368 memref_hash, memref_eq, hoist_memory_references): Rewritten.
5369 (schedule_sm): Replaced by...
5370 (execute_sm): ... this.
5371 (determine_lsm_ref, hoist_memory_references,
5372 loop_suitable_for_sm, gather_mem_refs_stmt, gather_mem_refs,
5373 find_more_ref_vops, free_mem_ref, free_mem_refs,
5374 determine_lsm_loop, determine_lsm): Removed.
5375 (tree_ssa_lim_finalize): Free data structures used by store motion.
5376 (tree_ssa_lim): Call analyze_memory_references. Use
5377 store_motion instead of determine_lsm.
5379 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
5381 * config.cc (m68hc11, m6811, m68hc12, m6812): Add usegas.h,
5382 rename tmake_file to m68hc11/t-m68hc11.
5383 (mcore): Set inhibit_libc to true.
5384 * config.host (alpha*-dec-*vms*): Set extra_programs.
5385 (interix3*): Don't use host_xmake_file.
5386 * configure.ac: Let config.gcc override inhibit_libc.
5387 * configure: Regenerate.
5389 * config/alpha/x-vms (EXTRA_PROGRAMS): Remove.
5390 * config/t-openbsd-thread: Remove commented out lines.
5392 * config/x-interix: Remove.
5394 * config/m68hc11/t-m68hc11-gas: Rename to...
5395 * config/m68hc11/t-m68hc11: ... this. Remove T_CPPFLAGS.
5397 * config/mcore/t-mcore: Remove T_CFLAGS.
5398 * config/mcore/t-mcore-pe: Likewise.
5400 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
5402 * configure.ac: Replace custom __GNU_SOURCE test with
5403 AC_USE_SYSTEM_EXTENSIONS. Move it earlier.
5404 * aclocal.m4: Regenerate.
5405 * configure: Regenerate.
5406 * config.in: Regenerate.
5408 2008-03-27 Richard Guenther <rguenther@suse.de>
5410 * fold-const.c (target.h): Include.
5411 (fold_comparison): Fold comparison of addresses of decls
5412 that bind locally or of constants. Consolidate address folding code.
5413 * tree-vrp.c (operand_less_p): Deal with non-INTEGER_CST
5414 results from fold_binary_to_constant.
5415 (compare_values_warnv): Likewise.
5417 2008-03-27 Andrew Pinski <pinskia@gmail.com>
5420 * fold-const.c (fold_truthop): Check for integeral types when folding
5421 a == 0 && b == 0 and a != 0 || b != 0 .
5423 2008-03-26 Eric Botcazou <ebotcazou@adacore.com>
5425 * tree.c (get_unwidened): Remove code fiddling with COMPONENT_REF.
5427 2008-03-26 Andreas Schwab <schwab@suse.de>
5429 * doc/invoke.texi: Fix use of @item vs. @itemx.
5431 2008-03-26 Tom Tromey <tromey@redhat.com>
5433 * Makefile.in (build/gensupport.o, build/print-rtl.o,
5434 build/read-rtl.o, build/rtl.o, build/gencondmd.o, build/genattr.o,
5435 build/genattrtab.o, build/genautomata.o, build/gencheck.o,
5436 build/gencodes.o, build/genconditions.o, build/genconfig.o,
5437 build/genconstants.o, build/genemit.o, build/genextract.o,
5438 build/genflags.o, build/genmddeps.o, build/genopinit.o,
5439 build/genoutput.o, build/genpeep.o, build/genrecog.o): Depend on
5442 2008-03-26 Richard Guenther <rguenther@suse.de>
5445 2008-03-26 Richard Guenther <rguenther@suse.de>
5447 * fold-const.c (target.h): Include.
5448 (fold_comparison): Fold comparison of addresses of two decls
5449 that bind locally. Consolidate address folding code.
5451 2008-03-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5453 * builtins.c (expand_builtin_pow, fold_builtin_cabs,
5454 fold_builtin_sqrt, fold_builtin_cbrt, fold_builtin_logarithm,
5455 fold_builtin_hypot, fold_builtin_pow): Remove uses of dconst3,
5456 dconstsqrt2, dconstthird, dconste and/or dconst10.
5457 * config/i386/i386.c (ix86_emit_swsqrtsf): Likewise.
5458 * emit-rtl.c (dconst3, dconst10, dconstm2, dconstthird,
5459 dconstsqrt2, dconste): Delete.
5460 (init_emit_once): Likewise. Simplify initializing dconstm1.
5462 * real.c (get_real_const): New.
5463 * real.h (dconst3, dconst10, dconstm2, dconstthird,
5464 dconstsqrt2, dconste): Delete.
5465 (real_value_const, get_real_const): New.
5467 2008-03-26 H.J. Lu <hongjiu.lu@intel.com>
5469 * config/i386/cygming.h (BIGGEST_ALIGNMENT): Removed.
5471 * config/i386/i386.c (ix86_function_arg_boundary): Check
5472 BIGGEST_ALIGNMENT instead of 128.
5473 (setup_incoming_varargs_64): Likewise.
5475 2008-03-26 Tom Tromey <tromey@redhat.com>
5477 * Makefile.in (DEPFILES): Add missing '/'.
5479 2008-03-26 Richard Guenther <rguenther@suse.de>
5481 * fold-const.c (target.h): Include.
5482 (fold_comparison): Fold comparison of addresses of two decls
5483 that bind locally. Consolidate address folding code.
5485 2008-03-26 Nick Clifton <nickc@redhat.com>
5488 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p): Do
5489 not allow INT+INT as a legitimate addressing mode.
5491 2008-03-26 Richard Guenther <rguenther@suse.de>
5493 * tree-flow.h (widen_bitfield): Remove declaration.
5494 * tree-ssa-ccp.c (visit_assignment): Remove unneeded code.
5495 (widen_bitfield): Remove function.
5496 * tree-ssa-dom.c (record_equivalences_from_stmt): Remove unneeded
5499 2008-03-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
5502 * config/rs6000/rs6000-c.c (rs6000_builtin_type_compatible): Handle
5505 2008-03-25 Richard Sandiford <rsandifo@nildram.co.uk>
5507 PR rtl-optimization/35232
5508 * reload1.c (reg_reloaded_call_part_clobbered): Clarify comment.
5509 (forget_old_reloads_1, forget_marked_reloads): Don't clear
5510 reg_reloaded_call_part_clobbered here.
5511 (reload_regs_reach_end_p): New function.
5512 (reload_reg_rtx_for_input): New variable.
5513 (reload_reg_rtx_for_output): Likewise.
5514 (emit_input_reload_insns): Use reloadreg rather than rl->reg_rtx
5515 when reassigning a pseudo register. Load reloadreg from
5516 reload_reg_rtx_for_input, moving the mode and register
5518 (do_input_reload): ...here. Use the mode-adjusted reg_rtx
5519 instead of the original when deciding whether an input reload
5520 would be a no-op or whether an output reload can be deleted.
5521 (emit_output_reload_insns): Use the mode-adjusted reg_rtx
5522 when setting up new_spill_reg_store. Load it from
5523 reload_reg_rtx_for_output, moving the mode and register
5525 (do_output_reload): ...here. Use the mode-adjusted reg_rtx
5526 instead of the original when deciding whether an output reload
5527 would be a no-op. Do the same when modifying insn notes.
5528 Use rtx_equal_p instead of == to compare the registers.
5529 (inherit_piecemeal_p): Take a mode and two register numbers
5531 (emit_reload_insns): Clear new_spill_reg_store for every hard
5532 register in the reload register. Remove spill registers
5533 from reg_reloaded_valid before considering whether to record
5534 inheritance information for them. Use reload_reg_rtx_for_output
5535 instead of reg_rtx when recording output reloads. Use
5536 reload_reg_rtx_for_input instead of reg_rtx when recording
5537 input reloads. Set or clear reg_reloaded_call_part_clobbered
5538 at the same time as setting reg_reloaded_valid.
5539 (delete_output_reload): Add a new_reload_reg parameter and use it
5540 instead of rld[j].reg_rtx.
5541 (emit_input_reload_insns, do_input_reload, do_output_reload): Adjust
5544 2008-03-25 Tom Tromey <tromey@redhat.com>
5546 * Makefile.in (build/gensupport.o): Depend on insn-modes.h.
5547 (build/genattr.o): Likewise.
5548 (build/genattrtab.o): Likewise.
5549 (build/gencodes.o): Likewise.
5550 (build/genconfig.o): Likewise.
5551 (build/genconstants.o): Likewise.
5552 (build/genemit.o): Likewise.
5553 (build/genextract.o): Likewise.
5554 (build/genflags.o): Likewise.
5556 2008-03-25 Bob Wilson <bob.wilson@acm.org>
5558 * config/xtensa/xtensa.c (xtensa_va_start): Use build_int_cst
5559 instead of size_int for integer types.
5560 (xtensa_gimplify_va_arg_expr): Likewise. Convert index to sizetype
5561 to match type of MINUS_EXPR.
5563 2008-03-25 Tom Tromey <tromey@redhat.com>
5565 * configure: Rebuilt.
5566 * configure.ac (BUILD_DEPMODE): Extract CCDEPMODE from temporary
5569 2008-03-25 Tom Tromey <tromey@redhat.com>
5571 * config/x-solaris (host-solaris.o): Update.
5572 * config/x-linux (host-linux.o): Update.
5573 * config/x-hpux (host-hpux.o): Update.
5574 * config/x-darwin (host-darwin.o): Update.
5575 * config/v850/t-v850e (v850-c.o): Update.
5576 * config/v850/t-v850 (v850-c.o): Update.
5577 * config/t-vxworks (vxworks.o): Update.
5578 * config/t-sol2 (sol2-c.o, sol2.o): Update.
5579 * config/t-darwin (darwin.o, darwin-c.o, darwin-driver.o): Update.
5580 * config/spu/t-spu-elf (spu-c.o): Update.
5582 * config/sh/t-symbian (sh-c.o): Update.
5583 (symbian.o): Update.
5584 * config/sh/t-sh (sh-c.o): Update.
5585 * config/score/t-score-elf (score7.o, score3.o): Update.
5586 * config/rs6000/x-rs6000 (driver-rs6000.o): Update.
5587 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Update.
5588 * config/rs6000/x-darwin (host-ppc-darwin.o): Update.
5589 * config/rs6000/t-rs6000 (rs6000-c.o): Update.
5591 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
5592 * config/m32c/t-m32c (m32c-pragma.o): Update.
5593 * config/ia64/t-ia64 (ia64-c.o): Update.
5594 * config/i386/x-mingw32 (host-mingw32.o): Update.
5595 * config/i386/x-i386 (driver-i386.o): Update.
5596 * config/i386/x-darwin (host-i386-darwin.o): Update.
5597 * config/i386/x-cygwin (host-cygwin.o): Update.
5598 * config/i386/t-nwld (nwld.o): Update.
5599 * config/i386/t-netware (netware.o): Update.
5600 * config/i386/t-interix (winnt.o): Update.
5601 * config/i386/t-cygwin (cygwin1.o, cygwin2.o): Update.
5602 * config/i386/t-cygming (winnt.o, winnt-cxx.o, winnt-stubs.o,
5603 msformat-c.o): Update.
5604 * config/bfin/t-bfin-linux (generated_files): Add
5605 linux-sysroot-suffix.h.
5606 * config/arm/t-wince-pe (pe.o): Update.
5607 * config/arm/t-strongarm-pe (pe.o): Update.
5608 * config/arm/t-pe (pe.o): Update.
5609 * config/arm/t-arm (arm-c.o): Update.
5610 * doc/install.texi (Prerequisites): Require make 3.80.
5611 * Makefile.in: Remove .o targets.
5612 (CCDEPMODE, DEPDIR, depcomp, BUILD_DEPMODE): New variables.
5613 (OBSTACK_H, FIBHEAP_H, PARTITION_H, MD5_H, BCONFIG_H): Remove.
5614 (simple_generated_h, simple_generated_c): Move earlier.
5615 (generated_files): New variable.
5616 (TARGET_H, MACHMODE_H, HOOKS_H, HOSTHOOKS_DEF_H, LANGHOOKS_DEF_H,
5617 TARGET_DEF_H, RTL_BASE_H, RTL_H, PARAMS_H, BUILTINS_DEF, TREE_H,
5618 BASIC_BLOCK_H, GCOV_IO_H, COVERAGE_H, DEMANGLE_H, RECOG_H,
5619 ALIAS_H, EMIT_RTL_H, FLAGS_H, FUNCTION_H, EXPR_H, OPTABS_H,
5620 REGS_H, RA_H, RESOURCE_H, SCHED_INT_H, INTEGRATE_H, CFGLAYOUT_H,
5621 CFGLOOP_H, IPA_UTILS_H, IPA_REFERENCE_H, IPA_TYPE_ESCAPE_H,
5622 CGRAPH_H, DF_H, RESOURCE_H, DDG_H, GCC_H, GGC_H, TIMEVAR_H,
5623 INSN_ATTR_H, C_COMMON_H, C_PRAGMA_H, C_TREE_H, SYSTEM_H,
5624 PREDICT_H, DECNUM_H, MKDEPS_H, SYMTAB_H, TREE_DUMP_H,
5625 TREE_GIMPLE_H, TREE_FLOW_H, TREE_SSA_LIVE_H, PRETTY_PRINT_H,
5626 DIAGNOSTIC_H, C_PRETTY_PRINT_H, SCEV_H, LAMBDA_H, TREE_DATA_REF_H,
5627 VARRAY_H, TREE_INLINE_H, REAL_H, DBGCNT_H, EBIMAP_H): Remove.
5629 (COMPILE.base, COMPILE): New variables.
5630 (%.o): New pattern rule.
5631 (ALL_HOST_OBJS): New variable.
5632 (xgcc$(exeext), cpp$(exeext)): Remove extra version.o.
5633 (dummy-checksum.o, cc1-checksum.o): Remove.
5634 (DRIVER_SHLIB): New variable.
5635 (DRIVER_DEFINES): Use it.
5636 (gencondmd.c): Move out of build/.
5637 (s-conditions): Update.
5638 (BUILDCOMPILE.base, BUILDCOMPILE): New variables.
5639 (ALL_BUILD_OBJS): Likewise.
5640 (build/%.o): Use BUILDCOMPILE.
5641 (build/ggc-none.o, build/ggc-none.o, build/min-insn-modes.o,
5642 build/print-rtl.o, build/read-rtl.o, build/rtl.o, build/vec.o,
5643 build/gencondmd.o, build/genattrtab.o, build/genautomata.o,
5644 build/gencheck.o, build/gencodes.o, build/genconditions.o,
5645 build/genconfig.o, build/genconstants.o, build/genemit.o,
5646 build/genextract.o, build/genflags.o, build/genmddeps.o,
5647 build/genopinit.o, build/genoutput.o, build/genpeep.o,
5648 build/genpreds.o, build/genrecog.o, build/gcov-iov.o,
5649 build/gen-protos.o, build/scan.o, build/fix-header.o,
5650 build/scan-decls.o): Simplify.
5651 (collect2.o, c-opts.o, gcc.o, gccspec.o, gcc-options.o,
5652 cppdefault.o, protoize.o, unprotoize.o, intl.o, version.o,
5653 prefix.o, toplev.o): Reduce to variable setting.
5654 (libbackend.o): Use COMPILE. Remove most dependencies. Move later.
5655 ($(out_object_file), gcc-options.o): New targets.
5656 ($(ALL_HOST_OBJS)): New target. Include dependency files.
5657 * configure: Rebuilt.
5658 * configure.ac: Call ZW_CREATE_DEPDIR, ZW_PROG_COMPILER_DEPENDENCIES.
5659 * doc/sourcebuild.texi (Front End Directory): Document new variable.
5661 2008-03-25 Douglas Gregor <doug.gregor@gmail.com>
5663 * c-common.c (c_sizeof_or_alignof_type): If we're not allowed to
5664 complain when we hit an error, return ERROR_MARK_NODE.
5666 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
5668 * config/sh/constraints.md (Pso, Psz): New constraints.
5669 * config/sh/sh.c (print_operand): Add %V and %W operand codes.
5670 * config/sh/sh.md (*andsi3_bclr, *iorsi3_bset): New insns.
5672 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
5674 * config/sh/sh.c (sh_expand_t_scc): Emit movrt for SH2A if possible.
5675 * config/sh/sh.md (xorsi3_movrt, movrt): New insns.
5677 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
5679 * config/sh/sh.md (prefetch): Add condition for SH2A target.
5680 (prefetch_sh2a): New.
5682 2008-03-25 Jayant Sonar <Jayant.sonar@kpitcummins.com>
5683 Naveen.H.S <naveen.hs@kpitcummins.com>
5685 * config/sh/constraints.md (I28): New constraint.
5686 * config/sh/sh.c (broken_move): Add support for movi20s.
5687 * config/sh/sh.md (movsi_ie): Add the alternative for movi20s.
5689 2008-03-25 Anil Paranjape <anil.paranjape@kpitcummins.com>
5690 Jayant Sonar <Jayant.sonar@kpitcummins.com>
5691 Naveen.H.S <naveen.hs@kpitcummins.com>
5693 * config/sh/sh.c (SH_ATTRIBUTES): Define.
5694 (SYMBOL_FLAG_FUNCVEC_FUNCTION): Define.
5695 (print_operand): Handle resbank in %@ operand code.
5696 (sh_encode_section_info): New.
5697 (push_regs): Add conditions for resbank.
5698 (sh_expand_epilogue): Likewise.
5699 (sh_insert_attributes): Likewise.
5700 (sh_attribute_table): Likewise.
5701 (sh_handle_resbank_handler_attribute): New.
5702 (sh2a_handle_function_vector_handler_attribute): New.
5703 (sh2a_is_function_vector_call): New.
5704 (sh2a_get_function_vector_number): New.
5705 (sh2a_function_vector_p): New.
5706 (sh_cfun_resbank_handler_p): New.
5707 * config/sh/sh.md (calli): Emit jsr/n if possible.
5708 (calli_tbr_rel): New.
5709 (calli_pcrel): Emit jsr/n if possible.
5710 (return_i): Emit rts/n if possible.
5711 (call_valuei_tbr_rel): New.
5712 (call_valuei_pcrel): Add condition for SH2A target.
5713 (call_value): Likewise.
5714 * config/sh/sh-protos.h (sh_cfun_resbank_handler_p): Declare.
5715 (sh2a_get_function_vector_number): Likewise.
5716 (sh2a_is_function_vector_call): Likewise.
5717 * doc/extend.texi: Document TBR relative addressing of SH2A.
5718 (resbank): Add description for SH2A.
5720 2008-03-24 Richard Guenther <rguenther@suse.de>
5723 * gimplify.c (gimplify_modify_expr): For frontend type-correct
5724 pointer assignments change conversions according to middle-end rules.
5725 (gimplify_modify_expr_rhs): Deal with NULL TARGET_EXPR_INITIAL.
5726 * configure.ac: Include type checking in yes.
5727 * configure: Regenerate.
5729 2008-03-24 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5731 * diagnostic.c (diagnostic_count_diagnostic): Delete.
5732 (diagnostic_report_diagnostic): Update. Handle ICEs here.
5734 2008-03-24 Nathan Sidwell <nathan@codesourcery.com>
5736 * gthr-vxworks.h (UNUSED): Define.
5738 2008-03-23 H.J. Lu <hongjiu.lu@intel.com>
5740 * config/i386/i386.h (STATIC_CHAIN_REGNUM): Use R10_REG and CX_REG.
5742 2008-03-23 Zuxy Meng <zuxy.meng@gmail.com>
5744 * doc/extend.texi (Function Attributes): Add missing comma in the
5745 example of the "alloc_size" attribute.
5747 2008-03-23 Uros Bizjak <ubizjak@gmail.com>
5750 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
5752 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
5755 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
5758 * stor-layout.c (update_alignment_for_field): Set minimum alignment
5759 of the underlying type of a MS bitfield layout to the natural
5760 alignment of the type.
5762 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
5764 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
5765 to their natural alignment to avoid store forwarding stalls.
5767 2008-03-22 Richard Guenther <rguenther@suse.de>
5769 * tree-cfg.c (verify_expr): Recurse again for invariant addresses.
5770 For PHI nodes verify the address is invariant.
5771 * tree-ssa-ccp.c (ccp_decl_initial_min_invariant): Remove.
5772 (get_symbol_constant_value): Use is_gimple_min_invariant.
5773 (maybe_fold_stmt_indirect): Likewise.
5775 2008-03-22 Richard Sandiford <rsandifo@nildram.co.uk>
5777 PR rtl-optimization/33927
5778 * Makefile.in (dse.o): Depend on $(TM_P_H).
5779 * expr.h (extract_low_bits): Declare.
5780 * expmed.c (extract_low_bits): New function.
5781 * rtlhooks.c (gen_lowpart_general): Generalize SUBREG handling.
5782 * dse.c: Include tm_p.h.
5783 (find_shift_sequence): Remove the read_reg argument and return the
5784 read value. Emit the instructions instead of returning them.
5785 Iterate on new_mode rather than calculating it each time.
5786 Check MODES_TIEABLE_P. Use simplify_gen_subreg to convert the
5787 source to NEW_MODE and extract_low_bits to convert the shifted
5789 (replace_read): Allow the load and store to have different mode
5790 classes. Use extract_low_bits when SHIFT == 0. Create the shift
5791 or extraction instructions before trying the replacement. Update
5792 dump-file code accordingly, avoiding use of REGNO (store_info->rhs).
5794 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
5796 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
5797 to their natural alignment to avoid store forwarding stalls.
5799 2008-03-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
5802 * config/rs6000/rs6000.md (floatdidf2): Discouraging fprs and
5803 encouraging but not allowing gprs for input;
5804 change the input constraint to !f#r.
5805 (fix_truncdfdi2): Discouraging fprs and encouraging but not allowing
5807 change the output constraint to !f#r.
5809 2008-03-21 Uros Bizjak <ubizjak@gmail.com>
5812 * config/i386/i386.md ("*floatunssi<mode2>_1"): New pattern with
5813 corresponding post-reload splitters.
5814 ("floatunssi<mode>2"): Expand to unsigned_float x87 insn pattern
5815 when x87 FP math is selected.
5816 * config/i386/i386-protos.h (ix86_expand_convert_uns_sixf_sse):
5817 New function prototype.
5818 * config/i386/i386.c (ix86_expand_convert_uns_sixf_sse): New
5819 unreachable function to ease macroization of insn patterns.
5821 2008-03-21 Martin Jambor <mjambor@suse.cz>
5823 * tree-data-ref.c (dump_data_dependence_relation): Avoid data
5824 reference dumps if ddr is NULL or dependence is unknown.
5826 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
5828 * config/sh/linux-atomic.asm (ATOMIC_TEST_AND_SET): Take
5829 unsigned extension into account.
5830 (ATOMIC_COMPARE_AND_SWAP): Likewise.
5831 (ATOMIC_FETCH_AND_OP, ATOMIC_FETCH_AND_COMBOP): Likewise.
5832 Do computations on a scratch register.
5834 2008-03-21 Richard Guenther <rguenther@suse.de>
5836 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
5837 Use is_gimple_min_invariant instead of TREE_INVARIANT.
5838 * tree-ssa-loop-ivopts.c (force_expr_to_var_cost): Likewise.
5839 * tree-ssa-dom.c (record_equality): Likewise.
5840 * tree-inline.c (copy_body_r): Likewise.
5841 * tree-ssa-pre.c (make_values_for_stmt): Remove test for
5844 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
5846 * config/sh/sh.c (split_branches): Pass zero to redirect_jump
5847 as 'delete_unused' argument.
5849 2008-03-20 Richard Guenther <rguenther@suse.de>
5851 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
5852 special casing of constant qualifiers.
5853 * tree-ssa.c (useless_type_conversion_p_1): Instead do not
5854 care about them in general.
5855 * tree-ssa-ccp.c (ccp_fold): Addresses are constant or not
5856 regardless of their type.
5857 (fold_stmt_r): Forcefully fold *& if we end up with that.
5859 2008-03-20 Paul Brook <paul@codesourcery.com>
5861 * config.gcc (arm*-*-uclinux*): Remove duplicate arm/uclinux-elf.h.
5862 * config/arm/uclinux-eabi.h (SUBTARGET_EXTRA_LINK_SPEC): Add extra
5864 * config/arm/bpabi.h (SUBTARGET_EXTRA_LINK_SPEC): Provide default
5866 (LINK_SPEC): Use SUBTARGET_EXTRA_LINK_SPEC.
5867 * config/arm/unwind-arm.h (_Unwind_decode_target2): Add uClinux.
5869 2008-03-20 Volker Reichelt <v.reichelt@netcologne.de>
5871 * common.opt (Wmudflap): New option.
5872 * tree-mudflap.c (mf_xform_derefs_1): Guard warning by OPT_Wmudflap.
5873 (mx_register_decls): Likewise.
5874 (mudflap_finish_file): Likewise.
5875 * doc/invoke.texi: Document -Wno-mudflap.
5877 2008-03-20 Kai Tietz <kai.tietz@onevision.com>
5879 * c-format.c (replace_format_name_to_system_name): New.
5881 (convert_format_name_to_system_name): New.
5882 (decode_format_attr): Add use of convert_format_name_to_system_name.
5883 (format_types_orig): Add gnu_ prefix to names.
5884 (check_format_info_main): Special treating of \0 escaped names for
5885 supporting multi-character format specifiers as I32, I64.
5886 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): Use of user defined attributes.
5887 (gnu_target_overrides_format_attributes): New.
5888 * c-format.h: Add structure target_ovr_attr to hold
5889 system specific formatter names.
5890 * config.gcc: Add for x86&x86_64 cygwin and mingw32 targets the
5891 msformat-c.o file to c_target_objs and cxx_target_objs.
5892 * config/i386/mingw32.h (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
5893 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES_COUNT): New.
5894 (TARGET_N_FORMAT_TYPES): New.
5895 * config/i386/msformat-c.c: New.
5896 * config/i386/t-cygming: Add build rule for msformat-c.o.
5897 * doc/extend.texi: Add new format names gnu_* and ms_* and
5899 * doc/tm.texi: (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
5901 2008-03-20 Ira Rosen <irar@il.ibm.com>
5903 * doc/invoke.texi (-O3): Add -ftree-vectorize to the list of
5904 optimizations turned on under -O3.
5905 (ftree-vectorize): Add that the flag is turned on with -O3.
5907 2008-03-20 Ben Elliston <bje@au.ibm.com>
5909 * regmove.c (try_auto_increment): Fix spelling error in comment.
5910 * final.c (final_scan_insn): Likewise.
5912 2008-03-20 Uros Bizjak <ubizjak@gmail.com>
5915 * config/i386/mmx.md (*mov<mode>_internal_rex64"): Adjust register
5916 allocator preferences for "y" and "r" class registers.
5917 ("*mov<mode>_internal"): Ditto.
5918 ("*movv2sf_internal_rex64"): Ditto.
5919 ("*movv2sf_internal"): Ditto.
5921 2008-03-19 Michael Matz <matz@suse.de>
5924 * calls.c (expand_call): Check overlap of arguments with call
5925 address for sibcalls.
5927 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
5930 * stor-layout.c (update_alignment_for_field): Set minimum alignment
5931 of the underlying type of a MS bitfield layout to the natural
5932 alignment of the type.
5934 2008-03-19 Jan Hubicka <jh@suse.cz>
5937 * toplev.c (decode_d_option): Handle all CPP flags.
5938 * tree-vrp.c: Update tree_pass descriptors.
5939 * regrename.c: Update tree_pass descriptors.
5940 * fwprop.c: Update tree_pass descriptors.
5941 * doc/invoke.texi: Remove documentation of dropped -d? flags.
5942 * tree-into-ssa.c: Update tree_pass descriptors.
5943 * tree-dump.c: Update tree_pass descriptors.
5944 * tree-complex.c: Update tree_pass descriptors.
5945 * tree-dump.h: Update tree_pass descriptors.
5946 * see.c: Update tree_pass descriptors.
5947 * cgraphbuild.c: Update tree_pass descriptors.
5948 * tracer.c: Update tree_pass descriptors.
5949 * tree-loop-distribution.c: Update tree_pass descriptors.
5950 * cgraph.c: Update tree_pass descriptors.
5951 * postreload-gcse.c: Update tree_pass descriptors.
5952 * postreload.c: Update tree_pass descriptors.
5953 * tree-ssa-loop-ch.c: Update tree_pass descriptors.
5954 * tree-tailcall.c: Update tree_pass descriptors.
5955 * tree-pass.h (tree_opt_pass): Rename to ...
5956 (opt_pass) ... this one; add "type" field and remove letter field.
5957 (gimple_opt_pass, rtl_opt_pass, simple_ipa_opt_pass): New.
5958 (execute_pass_list, execute_ipa_pass_list, all_passes, all_ipa_passes,
5959 all_lowering_passes): Update declaration.
5960 * ipa-cp.c: Update tree_pass descriptors.
5961 * final.c: Update tree_pass descriptors.
5962 * omp-low.c: Update tree_pass descriptors.
5963 * tree-ssa-dse.c: Update tree_pass descriptors.
5964 * ipa-reference.c: Update tree_pass descriptors.
5965 * tree-ssa-uncprop.c: Update tree_pass descriptors.
5966 * auto-inc-dec.c: Update tree_pass descriptors.
5967 * reorg.c: Update tree_pass descriptors.
5968 * cgraphunit.c: Update tree_pass descriptors.
5969 * tree-ssa-copyrename.c: Update tree_pass descriptors.
5970 * tree-ssa-ccp.c: Update tree_pass descriptors.
5971 * df-core.c: Update tree_pass descriptors.
5972 * mode-switching.c: Update tree_pass descriptors.
5973 * tree-nomudflap.c: Update tree_pass descriptors.
5974 * modulo-sched.c: Update tree_pass descriptors.
5975 * ipa-pure-const.c: Update tree_pass descriptors.
5976 * cse.c: Update tree_pass descriptors.
5977 * web.c: Update tree_pass descriptors.
5978 * tree-stdarg.c: Update tree_pass descriptors.
5979 * tree-ssa-math-opts.c: Update tree_pass descriptors.
5980 * tree-ssa-dom.c: Update tree_pass descriptors.
5981 * tree-nrv.c: Update tree_pass descriptors.
5982 * tree-ssa-alias.c: Update tree_pass descriptors.
5983 * loop-init.c: Update tree_pass descriptors.
5984 * gimple-low.c: Update tree_pass descriptors.
5985 * ipa-inline.c: Update tree_pass descriptors.
5986 * tree-ssa-sink.c: Update tree_pass descriptors.
5987 * global.c: Update tree_pass descriptors.
5988 * ifcvt.c: Update tree_pass descriptors.
5989 * jump.c: Update tree_pass descriptors.
5990 * predict.c: Update tree_pass descriptors.
5991 * tree-ssa-loop.c: Update tree_pass descriptors.
5992 * recog.c: Update tree_pass descriptors.
5993 * dse.c: Update tree_pass descriptors.
5994 * tree-ssa-ifcombine.c: Update tree_pass descriptors.
5995 * tree-eh.c: Update tree_pass descriptors.
5996 * regmove.c: Update tree_pass descriptors.
5998 * function.c: Update tree_pass descriptors.
5999 * tree-vectorizer.c: Update tree_pass descriptors.
6000 * gcse.c: Update tree_pass descriptors.
6001 * ipa-type-escape.c: Update tree_pass descriptors.
6002 * tree-if-conv.c: Update tree_pass descriptors.
6003 * init-regs.c: Update tree_pass descriptors.
6004 * ipa.c: Update tree_pass descriptors.
6005 * tree-ssa-phiopt.c: Update tree_pass descriptors.
6006 * rtl-factoring.c: Update tree_pass descriptors.
6007 * lower-subreg.c: Update tree_pass descriptors.
6008 * bt-load.c: Update tree_pass descriptors.
6009 * tree-dfa.c: Update tree_pass descriptors.
6010 * except.c: Update tree_pass descriptors.
6011 * emit-rtl.c: Update tree_pass descriptors.
6012 * cfgexpand.c: Update tree_pass descriptors.
6013 * tree-cfgcleanup.c: Update tree_pass descriptors.
6014 * cfgcleanup.c: Update tree_pass descriptors.
6015 * tree-ssa-pre.c: Update tree_pass descriptors.
6016 * tree-sra.c: Update tree_pass descriptors.
6017 * tree-mudflap.c: Update tree_pass descriptors.
6018 * tree-ssa-copy.c: Update tree_pass descriptors.
6019 * cfglayout.c: Update tree_pass descriptors.
6020 * tree-ssa-forwprop.c: Update tree_pass descriptors.
6021 * tree-ssa-dce.c: Update tree_pass descriptors.
6022 * tree-ssa.c: Update tree_pass descriptors.
6023 * regclass.c: Update tree_pass descriptors.
6024 * integrate.c: Update tree_pass descriptors.
6025 * tree-optimize.c: Update tree_pass descriptors.
6026 * tree-ssa-phiprop.c: Update tree_pass descriptors.
6027 * tree-object-size.c: Update tree_pass descriptors.
6028 * combine.c: Update tree_pass descriptors.
6029 * tree-outof-ssa.c: Update tree_pass descriptors.
6030 * bb-reorder.c: Update tree_pass descriptors.
6031 * stack-ptr-mod.c: Update tree_pass descriptors.
6032 * var-tracking.c: Update tree_pass descriptors.
6033 * tree-profile.c: Update tree_pass descriptors.
6034 * tree-vect-generic.c: Update tree_pass descriptors.
6035 * reg-stack.c: Update tree_pass descriptors.
6036 * sched-rgn.c: Update tree_pass descriptors.
6037 * tree-ssa-structalias.c: Update tree_pass descriptors.
6038 * tree-cfg.c: Update tree_pass descriptors.
6039 * passes.c (current_pass): Update declaration.
6040 (finish_optimization_passes): Update.
6041 (all_passes, all_ipa_passes, all_lowering_passes): Update declaration.
6042 (register_one_dump_file, register_dump_files_1, next_pass_1):
6044 (init_optimization_passes): Update handling of new types.
6045 (execute_one_pass, execute_pass_list, execute_ipa_pass_list): Update.
6046 * ipa-struct-reorg.c: Update tree_pass descriptors.
6047 * tree-ssa-reassoc.c: Update tree_pass descriptors.
6048 * combine-stack-adj.c: Update tree_pass descriptors.
6049 * cfgrtl.c: Update tree_pass descriptors.
6050 * dce.c: Update tree_pass descriptors.
6051 * tree-ssanames.c: Update tree_pass descriptors.
6053 2008-03-19 Richard Guenther <rguenther@suse.de>
6056 * tree-ssa.c (walk_data): New structure.
6057 (warn_uninitialized_var): If not always_executed warn with "maybe"
6059 (execute_early_warn_uninitialized): Compute post-dominators.
6060 Initialize always_executed before processing each basic block.
6062 2008-03-18 Mikulas Patocka <mikulas@artax.karlin.mff.cuni.cz>
6065 * config/i386/i386.c (x86_this_parameter): Calculate correct location
6066 of "this" pointer when "regparm = N" or "fastcall" is in effect.
6068 2008-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6070 * doc/include/texinfo.tex: Update to version 2008-03-17.10.
6072 2008-03-18 Paolo Bonzini <bonzini@gnu.org>
6074 * expr.c (store_expr): Assume lang_hooks.reduce_bit_field_operations
6076 (expand_expr_real_1) <REDUCE_BIT_FIELD>: Don't look at ignore.
6077 (expand_expr_real_1): Assume lang_hooks.reduce_bit_field_operations
6078 is true. Add "&& !ignore" condition to reduce_bit_field. Modify
6079 target after ignore has been set, and move there also the commputation
6080 of subtarget and original_target.
6081 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS): Delete.
6082 (LANG_HOOKS_INITIALIZER): Remove it.
6083 * langhooks.h (struct lang_hooks): Remove reduce_bit_field_operations.
6085 2008-03-18 Richard Guenther <rguenther@suse.de>
6087 * tree-ssa-sccvn.c (visit_reference_op_load): If the lookup
6088 found an expression with constants, note that in the VN for the lhs.
6089 * tree-ssa-pre.c (eliminate): Visit COND_EXPR statements and
6090 fold them to constants if possible. Run cleanup_cfg if done so.
6091 (execute_pre): Return todo.
6093 (execute_fre): Likewise.
6094 * tree-ssa-forwprop.c (can_propagate_from): Allow propagation
6096 (get_prop_source_stmt): Look through pointer conversions.
6098 2008-03-18 Jan Hubicka <jh@suse.cz>
6100 * tree-pretty-print.c: Include predict.h.
6101 (dump_generic_node): Dump predictor.
6102 * tree.h (PREDICT_EXPR_OUTCOME, PREDICT_EXPR_PREDICTION): Update.
6103 * tree-gimple.c (is_gimple_stmt): Add PREDICT_EXPR.
6104 * gimple-low.c (lower_stmt): Likewise.
6105 * expr.c (expand_expr_real): Likewise.
6106 * predict.c (tree_bb_level_predictions): Use PREDICT_EXPRs and remove
6108 (build_predict_expr, build_predict_expr): New.
6109 * predict.h (predictor_name, build_predict_expr): Update.
6110 * c-typeck.c (c_finish_bc_stmt): Add prediction.
6111 * gimplify.c (gimplify_expr): Add PREDICT_EXPR.
6112 * predict.def (PRED_CONTINUE): Update hitrate.
6113 * tree.def (PREDICT_EXPR): Define.
6114 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Mark PREDICT_EXPR;
6115 do not handle BIND_EXPR.
6116 * tree-inline.c (estimate_num_insns_1): PREDICT_EXPR is free.
6117 * tree-cfg.c (verify_gimple_stmt): PREDICT_EXPR is valid.
6118 * tree-ssa-operands.c (get_expr_operands): PREDICT_EXPR takes no
6121 2008-03-18 Michael Matz <matz@suse.de>
6123 * gcov-io.h (__gcov_merge_ior, __gcov_fork): Mark hidden.
6125 2008-03-18 Richard Guenther <rguenther@suse.de>
6127 * tree-gimple.h (is_gimple_invariant_address): Declare.
6128 (is_gimple_constant): Likewise.
6129 * tree-gimple.c (is_gimple_constant): New function.
6130 (is_gimple_invariant_address): Likewise.
6131 (is_gimple_min_invariant): Implement in terms of is_gimple_constant
6132 and is_gimple_invariant_address.
6133 * tree-ssa-loop-niter.c (expand_simple_operations): Revert
6135 * tree-data-ref.c (get_references_in_stmt): A SSA_NAME is not
6136 an addressable base.
6138 2008-03-18 Jakub Jelinek <jakub@redhat.com>
6141 * gimplify.c (gimplify_expr): Gimplify second operand of
6144 2008-03-17 Richard Guenther <rguenther@suse.de>
6146 PR tree-optimization/19637
6147 * fold-const.c (fold_unary): Remove restrictions of removing
6148 intermediate pointer-conversions (P2)(P1)P0.
6149 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Recover from
6150 conversion to void pointer.
6151 (get_maxval_strlen): Handle addresses of the form &(*p)[0].
6153 2008-03-16 James E. Wilson <wilson@tuliptree.org>
6156 * dbxout.c (dbxout_expand_expr, case VAR_DECL): Return NULL for
6157 emulated thread local variables.
6159 2008-03-16 Richard Guenther <rguenther@suse.de>
6162 * tree-ssa-loop-niter.c (expand_simple_operations): Do not
6163 expand TREE_INVARIANT operations that are not gimple invariant.
6165 2008-03-16 Hans-Peter Nilsson <hp@axis.com>
6167 * doc/extend.texi (Alignment): Say that the ABI controls
6168 the __alignof__ for non-strict-alignment targets rather
6169 than being a recommendation.
6171 2008-03-15 Paul Brook <paul@codesourcery.com>
6173 * config/arm/arm.c (arm_unwind_emit): Suppress unused unwinding
6175 (arm_output_fn_unwind): Mark functions that can not be unwound.
6177 2008-03-15 Paul Brook <paul@codesourcery.com>
6179 * config/arm/arm.c (arm_rtx_costs_1): Add costs for ARMv6 value
6180 extension instructions.
6182 2008-03-15 Richard Guenther <rguenther@suse.de>
6184 * tree-ssa-ccp.c (ccp_fold): Also read from constant values
6185 and fold constant aggregate refs.
6186 (fold_const_aggregate_ref): Handle string constants
6187 and constructors in ARRAY_REFs. Handle INDIRECT_REF.
6188 (evaluate_stmt): Simplify now that ccp_fold folds constant
6191 2008-03-15 Paul Brook <paul@codesourcery.com>
6193 * config/arm/arm.md (insv): Use gen_insv_t2 and gen_insv_zero.
6194 (extzv): Use gen_extzv_t2.
6195 (insv_t2, insv_zero, extv, extzv_t2): New patterns.
6197 2008-03-15 Richard Guenther <rguenther@suse.de>
6199 * tree-ssa-ccp.c (get_symbol_constant_value): Export.
6200 (fold_const_aggregate_ref): Likewise.
6201 (get_value): Return NULL if we don't have any values.
6202 (ccp_finalize): Set const_val to NULL after freeing it.
6203 * tree-flow.h (get_symbol_constant_value): Declare.
6204 (fold_const_aggregate_ref): Likewise.
6205 * tree-ssa-sccvn.c (try_to_simplify): Use them.
6207 2008-03-15 Richard Guenther <rguenther@suse.de>
6210 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Make sure
6211 to not produce negative array indices if not allowed. Add
6212 parameter to indicate that.
6213 (maybe_fold_offset_to_component_ref): Allow negative array
6214 indices only for the first member of a structure.
6215 (maybe_fold_offset_to_reference): Allow negative array indices.
6216 (maybe_fold_stmt_addition): Likewise.
6218 2008-03-15 Bjoern Haase <bjoern.m.haase@web.de>
6219 Anatoly Sokolov <aesok@post.ru>
6221 * config/avr/avr.c (avr_arch_types): Add avr6 entry.
6222 (avr_arch): Add ARCH_AVR6.
6223 (avr_mcu_types): Add 'atmega2560' and 'atmega2561' entry.
6224 (initial_elimination_offset): Initialize and use 'avr_pc_size'
6225 instead of fixed value 2.
6226 (print_operand_address): Use gs() asm specifier instead of pm().
6227 (avr_assemble_integer): (Ditto.).
6228 (avr_output_addr_vec_elt): (Ditto.).
6229 (print_operand): Handle "!" code.
6230 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Add
6231 __AVR_3_BYTE_PC__, __AVR_2_BYTE_PC__ and __AVR_HAVE_JMP_CALL__.
6232 (AVR_HAVE_EIJMP_EICALL): Define.
6233 (AVR_3_BYTE_PC): Redefine.
6234 (AVR_2_BYTE_PC): (Ditto.).
6235 (PRINT_OPERAND_PUNCT_VALID_P): Add '!' code.
6236 (LINK_SPEC): Add atmega2560 and atmega2561.
6237 (CRT_BINUTILS_SPEC): Add atmega2560 (crtm2560.o) and atmega2561
6239 * config/avr/avr.md (call_insn): Use eicall instead of icall
6240 for 3 byte PC devices.
6241 (call_value_insn): (Ditto.).
6242 (*tablejump_enh): Use eijmp instead of ijmp for 3 byte PC devices.
6243 (indirect_jump): Use only for for 2 byte PC devices.
6244 (*tablejump): (Ditto.).
6245 (*indirect_jump_avr6): Add insn.
6246 (*tablejump_rjmp): Don't use for 3 byte PC devices.
6247 * config/avr/libgcc.S (__prologue_saves__): Use eijmp
6248 instead of ijmp for 3 byte PC devices.
6249 (__tablejump2__): (Ditto.).
6250 * config/avr/t-avr (MULITLIB_OPTIONS): Add avr6 architecture.
6251 (MULITLIB_DIRNAMES): (Ditto.).
6252 (MULTILIB_MATCHES): Add atmega2560 and atmega2561 to list.
6254 2008-03-15 Uros Bizjak <ubizjak@gmail.com>
6256 * config/i386/mmx.md ("sse2_umulv1siv2di3"): Rename from
6257 "sse2_umulsidi3". Use V1DI mode for operand 0.
6258 ("mmx_psadbw"): Use V1DI mode for operand 0.
6259 * config/i386/i386-modes.def (V1SI): New vector mode.
6260 * config/i386/i386.c (struct builtin_description)
6261 [IX86_BUILTIN_PMULUDQ]: Use CODE_FOR_sse2_umulv1siv1di3.
6262 (v1di_ftype_v8qi_v8qi): Rename from di_ftype_v8qi_v8qi.
6263 (v1di_ftype_v2si_v2si): Rename from di_ftype_v2si_v2si.
6264 (ix86_init_mmx_sse_builtins) [__builtin_ia32_psadbw]: Use
6265 v1di_ftype_v8qi_v8qi type.
6266 [__builtin_ia32_pmuludq]: Use v1di_ftype_v2si_v2si type.
6268 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psadbw,
6269 __builtin_ia32_pmuludq]: Fix the mode of return value.
6271 2008-03-15 Richard Guenther <rguenther@suse.de>
6274 * tree-ssa-pre.c (bitmap_find_leader): Handle expression
6277 2008-03-14 Bob Wilson <bob.wilson@acm.org>
6279 * doc/invoke.texi (Option Summary, Xtensa Options): Document
6280 -mserialize-volatile and -mno-serialize-volatile Xtensa options.
6281 * config/xtensa/xtensa.c (print_operand): Do not emit MEMW instructions
6282 unless TARGET_SERIALIZE_VOLATILE is enabled.
6283 * config/xtensa/xtensa.md (*lsiu, *ssiu): Likewise.
6284 * config/xtensa/xtensa.h (TARGET_DEFAULT): Add MASK_SERIALIZE_VOLATILE.
6285 * config/xtensa/xtensa.opt (mserialize_volatile): New option.
6287 2008-03-14 Richard Guenther <rguenther@suse.de>
6289 PR tree-optimization/34172
6290 * tree-flow.h (refs_may_alias_p): Declare.
6291 (get_single_def_stmt): Likewise.
6292 (get_single_def_stmt_from_phi): Likewise.
6293 (get_single_def_stmt_with_phi): Likewise.
6294 * tree-dfa.c (refs_may_alias_p): New function.
6295 (get_single_def_stmt): Likewise.
6296 (get_single_def_stmt_from_phi): Likewise.
6297 (get_single_def_stmt_with_phi): Likewise.
6298 * tree-ssa-sccvn.c (get_def_ref_stmt_vuses): New function.
6299 (vn_reference_lookup_1): New helper function.
6300 (vn_reference_lookup): Walk the virtual use-def chain to
6301 continue searching for a match if the def does not alias the
6302 reference we are looking for.
6304 2008-03-14 David Edelsohn <edelsohn@gnu.org>
6306 * doc/install.texi (Binaries): Remove UCLA archive. Add HVCC
6307 archive and Perzl. Update The Written Word listing.
6309 2008-03-14 Richard Guenther <rguenther@suse.de>
6311 PR tree-optimization/34043
6312 PR tree-optimization/33989
6313 * tree-ssa-pre.c (execute_pre): Allow SCCVN to do insertion
6315 (bitmap_find_leader): Use extra argument to verify dominance
6316 relationship inside a basic-block.
6317 (can_PRE_operation): Add VIEW_CONVERT_EXPR.
6318 (find_leader_in_sets): Adjust.
6319 (create_component_ref_by_pieces): Take extra argument for
6320 dominance check, handle lookup failures.
6321 (find_or_generate_expression): Likewise.
6322 (create_expression_by_pieces): Likewise.
6323 (insert_into_preds_of_block): Adjust.
6324 (create_value_expr_from): If asked for, verify all operands
6325 are in the blocks AVAIL_OUT set.
6326 (make_values_for_stmt): Check for SSA_NAMEs that are life
6327 over an abnormal edge.
6328 (compute_avail): Remove such check.
6329 (do_SCCVN_insertion): New function.
6330 (eliminate): If we do not find a leader suitable for replacement
6331 insert a replacement expression from SCCVN if available.
6332 * tree-ssa-sccvn.h (run_scc_vn): Update prototype.
6333 (struct vn_ssa_aux): Add needs_insertion flag.
6334 * tree-ssa-sccvn.c (may_insert): New global flag.
6335 (copy_reference_ops_from_ref): Value-number union member access
6336 based on its size, not type and member if insertion is allowed.
6337 (visit_reference_op_load): For a weak match from union type
6338 punning lookup a view-converted value and insert a SSA_NAME
6339 for that value if that is not found.
6340 (visit_use): Make dumps shorter. Do not disallow value numbering
6341 SSA_NAMEs that are life over an abnormal edge to constants.
6342 (free_scc_vn): Release inserted SSA_NAMEs.
6343 (run_scc_vn): New flag to specify whether insertion is allowed.
6344 Process SSA_NAMEs in forward order.
6345 * tree-ssa-loop-im.c (for_each_index): Handle invariant
6346 ADDR_EXPRs inside VIEW_CONVERT_EXPR.
6347 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPRs from/to
6348 pointer type to/from integral types that do not change the
6349 precision to regular conversions.
6351 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
6353 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
6354 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
6355 __builtin_ia32_psrl?i, __builtin_ia32_psra?i, __builtin_ia32_psll?128,
6356 __builtin_ia32_psrl?128, __builtin_ia32_psra?128]: Fix the mode of
6357 input arguments and the mode of return value. Built-in functions
6358 that operate on whole 64-bit MMX register now use V1DI mode.
6360 2008-03-13 Alon Dayan <alond@il.ibm.com>
6361 Olga Golovanevsky <olga@il.ibm.com>
6363 PR tree-optimization/35041
6364 * ipa-struct-reorg.c (find_pos_in_stmt_1): Add another option
6365 to locate the right position in a statement.
6367 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
6371 * config/i386/xmmintrin.h: Change all static inline functions to
6372 extern inline and add __gnu_inline__ attribute.
6373 * config/i386/bmintrin.h: Ditto.
6374 * config/i386/smmintrin.h: Ditto.
6375 * config/i386/tmmintrin.h: Ditto.
6376 * config/i386/mmintrin-common.h: Ditto.
6377 * config/i386/ammintrin.h: Ditto.
6378 * config/i386/emmintrin.h: Ditto.
6379 * config/i386/pmmintrin.h: Ditto.
6380 * config/i386/mmintrin.h: Ditto.
6381 * config/i386/mm3dnow.h: Ditto.
6383 2008-03-13 Jakub Jelinek <jakub@redhat.com>
6386 * omp-low.c (lower_regimplify, init_tmp_var, save_tmp_var): Removed.
6387 (lower_omp_2): New function.
6388 (lower_omp_1, lower_omp): Rewritten.
6390 2008-03-13 Danny Smith <dannysmith@users.sourceforge.net>
6393 * doc/extend.texi (Structure-Packing Pragmas): Replace "Win32"
6394 with the phrase "Microsoft Windows compilers".
6395 (Push/Pop Macro Pragmas): New subsection. Document
6396 #pragma push_macro and pragma pop_macro.
6398 2008-03-12 Paul Brook <paul@codesourcery.com>
6400 * config/arm/arm.c (output_move_double): Prefer LDRD to LDM.
6402 2008-03-12 Paul Brook <paul@codesourcery.com>
6404 * config/arm/thumb2.md: Extend peephole to cover 3-arg subs.
6405 (thumb2_alusi3_short): Exclude PLUS and MINUS.
6406 (thumb2_addsi_shortim): Rename ...
6407 (thumb2_addsi_short): ... to this. Allow register operands.
6408 (thumb2_subsi_short): New pattern.
6409 (thumb2_one_cmplsi2_short,
6410 thumb2_negsi2_short): New patterns and peepholes.
6412 2008-03-12 Paul Brook <paul@codesourcery.com>
6414 * config/arm/arm.c (arm_size_rtx_costs): Use ARM costs for Thumb-2.
6416 2008-03-12 Uros Bizjak <ubizjak@gmail.com>
6418 * config/i386/i386.md (int_cond): New code iterator.
6420 ("s<code>"): Macroize expander from seq, sne, sgt, sgtu, slt, sltu,
6421 sge, sgeu, sle and sleu expanders usign int_cond code iterator.
6422 ("s<code>"): Macroize expander from sunordered, sordered, suneq, sunge,
6423 sungt, sunle, sunlt and sltgt expanders usign fp_cond code iterator.
6424 ("b<code>"): Macroize expander from beq, bne, bgt, bgtu, blt, bltu,
6425 bge, bgeu, ble and bleu expanders usign int_cond code iterator.
6426 ("b<code>"): Macroize expander from bunordered, bordered, buneq, bunge,
6427 bungt, bunle, bunlt and bltgt expanders usign fp_cond code iterator.
6429 2008-03-12 Paul Brook <paul@codesourcery.com>
6431 * config/arm/arm.c (use_return_insn): Use offsets->saved_regs_mask
6432 instead of {arm,thumb}_compute_save_reg_mask.
6433 (output_return_instruction): Ditto.
6434 (thumb_unexpanded_epilogue): Ditto.
6435 (thumb1_expand_prologue): Ditto.
6436 (thumb1_output_function_prologue): Ditto.
6437 (arm_set_return_address): Ditto.
6438 (thumb_set_return_address): Ditto.
6439 (arm_get_frame_offsets): Set offsets->saved_regs_mask. Push extra
6440 regs to achieve stack alignment.
6441 (thumb1_compute_save_reg_mask): Fix compiler warning.
6442 (arm_output_epilogue): Use offsets->saved_regs_mask.
6443 Adjust stack pointer by poping call clobered registers.
6444 (arm_expand_prologue): Use offsets->saved_regs_mask.
6445 Adjust stack pointer by pushing extra registers.
6446 * config/arm.h (arm_stack_offsets): Add saved_regs_mask.
6448 2008-03-12 Paolo Bonzini <bonzini@gnu.org>
6451 * fold-const.c (fold_unary) <NOP_EXPR>: Distribute a narrowing
6452 conversion to the operands of a multiplication.
6454 2008-03-12 Richard Guenther <rguenther@suse.de>
6456 * Makefile.in (OBJS-common): Add tree-ssa-phiprop.o
6457 (tree-ssa-phiprop.o): Copy dependencies from tree-ssa-forwprop.o.
6458 * timevar.def (TV_TREE_PHIPROP): Add.
6459 * tree-ssa-phiprop.c: Split from tree-ssa-forwprop.c, added
6460 pass description. Use TV_TREE_PHIPROP.
6461 * tree-ssa-forwprop.c: Remove phiprop code.
6463 2008-03-12 Jakub Jelinek <jakub@redhat.com>
6466 * omp-low.c (maybe_lookup_decl): Constify first argument.
6467 (use_pointer_for_field): Change last argument from bool to
6468 omp_context *. Disallow shared copy-in/out in nested
6469 parallel if decl is shared in outer parallel too.
6470 (build_outer_var_ref, scan_sharing_clauses,
6471 lower_rec_input_clauses, lower_copyprivate_clauses,
6472 lower_send_clauses, lower_send_shared_vars): Adjust callers.
6474 2008-03-12 Victor Kaplansky <victork@il.ibm.com>
6475 Ira Rosen <irar@il.ibm.com>
6477 * tree-vectorizer.c (free_stmt_vec_info): New function.
6478 (destroy_loop_vec_info): Move code to free_stmt_vec_info().
6479 Call free_stmt_vec_info(). Free LOOP_VINFO_STRIDED_STORES..
6480 * tree-vectorizer.h (free_stmt_vec_info): Declare.
6481 * tree-vect-transform.c (vectorizable_conversion): Free
6482 vec_oprnds0 if it was allocated.
6483 (vect_permute_store_chain): Remove unused VECs.
6484 (vectorizable_store): Free VECs that are allocated in the..
6486 (vect_transform_strided_load, vectorizable_load): Likewise.
6487 (vect_remove_stores): Simplify the code.
6488 (vect_transform_loop): Move code to vect_remove_stores().
6489 Call vect_remove_stores() and free_stmt_vec_info().
6491 2008-03-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6493 * pa.h (TARGET_LONG_PIC_SDIFF_CALL): Conditionalize define on
6494 TARGET_HPUX. Revise comment.
6495 (TARGET_LONG_PIC_PCREL_CALL): Revise comment.
6496 * pa.c (output_call): Update for revised TARGET_LONG_PIC_SDIFF_CALL.
6497 Use sr4 variant of `be' instruction when not generating PIC code.
6498 (attr_length_call): Adjust for above change.
6500 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
6502 * ipa-reference.c (static_execute): Remove module_statics_const and
6503 associated setting code.
6505 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
6508 * config/i386/i386.md (paritysi2, paritydi2): Use register_operand
6509 predicate for operand 1.
6510 (paritysi2_cmp): Use register_operand predicate for operand 2.
6511 Use earlyclobber modifier for operand 1. Remove support for
6513 (paritydi2_cmp): Use register_operand predicate for operand 3.
6514 Use earlyclobber modifier for operand 1. Remove support for
6517 2008-03-11 Paul Brook <paul@codesourcery.com>
6518 Vladimir Prus <vladimir@codesourcery.com>
6520 * config/arm/arm.c (use_return_insn): Check TARGET_APCS_FRAME.
6521 (arm_compute_save_reg0_reg12_mask): Always
6522 check if register 11 must be saved. Always safe hard frame pointer
6523 when frame_pointer_needeed.
6524 (arm_compute_save_reg_mask): Save IP and PC
6525 only with apcs frames.
6526 (arm_output_epilogue): Adjust Thumb2 codepath to
6527 be also invoked and work for ARM non-apcs frames.
6528 (arm_expand_prologue): Don't bother saving IP
6529 for non-apcs frame, since it's not clobbered by
6530 prologue code. Implement non-apcs frame
6533 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
6535 PR rtl-optimization/35281
6536 * expr.c (convert_move): Use a new pseudo for the intermediate
6537 from_mode->word_mode result.
6539 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
6541 * langhooks-def.h (LANG_HOOKS_CLEAR_BINDING_STACK): Delete.
6542 * langhooks.h (struct lang_hooks): Delete clear_binding_stack member.
6543 * toplev.c (compile_file): Don't call it.
6545 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
6548 * expr.c (store_expr): Call emit_block_move if the mode
6549 of "temp" RTX is BLKmode.
6551 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
6552 Richard Guenther <rguenther@suse.de>
6554 PR tree-optimization/31358
6555 * tree-ssa-loop-manip.c (create_iv): Call force_gimple_operand for
6556 the step with a NULL_TREE.
6557 * tree-ssa-loop-ivopts.c (find_bivs): Convert the step
6558 to sizetype if type is a pointer type.
6559 (add_candidate_1): Don't convert the base and step to
6560 the generic type if the orginal type is a pointer type.
6561 (add_iv_value_candidates): Use sizetype for the step
6562 if type is a pointer type.
6563 (cand_value_at): Likewise.
6564 * tree-ssa-address.c (add_to_parts): Use POINTER_PLUS_EXPR
6566 * tree-affine.c (tree_to_aff_combination <POINTER_PLUS_EXPR>):
6567 Don't convert the tem affine to the type.
6568 (add_elt_to_tree): Use sizetype for the step if a pointer.
6569 Use POINTER_PLUS_EXPR for pointers.
6570 (aff_combination_to_tree): Use sizetype for the step if a
6573 2008-03-10 Vladimir Makarov <vmakarov@redhat.com>
6575 * config/i386/sse.md (ssse3_pmaddubswv8hi3, ssse3_pmaddubswv4hi3):
6576 Remove commutativity hint.
6578 2008-03-10 Jakub Jelinek <jakub@redhat.com>
6582 * c-parser.c (c_parser_omp_threadprivate): Don't add vars with
6583 errorneous type. Check that v is a VAR_DECL.
6586 * tree-cfg.c (new_label_mapper): Update cfun->last_label_uid.
6588 2008-03-10 H.J. Lu <hongjiu.lu@intel.com>
6590 PR tree-optimization/35494
6591 * tree-ssa-ccp.c (get_symbol_constant_value): Check if value
6592 may be overriden at link and run time.
6594 2008-03-10 Richard Guenther <rguenther@suse.de>
6596 PR tree-optimization/34677
6597 * tree-ssa-pre.c (modify_expr_node_pool): Remove.
6598 (poolify_tree): Likewise.
6599 (modify_expr_template): Likewise.
6600 (poolify_modify_stmt): Likewise.
6601 (insert_fake_stores): Handle all component-ref style stores
6602 in addition to INDIRECT_REF. Also handle complex types.
6603 Do not poolify the inserted load.
6604 (realify_fake_stores): Do not rebuild the tree but only
6605 make it a SSA_NAME copy.
6606 (init_pre): Remove initialzation of modify_expr_template.
6607 Do not allocate modify_expr_node_pool.
6608 (fini_pre): Do not free modify_expr_node_pool.
6610 2008-03-10 Paul Brook <paul@codesourcery.com>
6612 * config/arm/arm.md (UNSPEC_STACK_ALIGN, UNSPEC_PIC_OFFSET): Renumber
6615 2008-03-10 Paul Brook <paul@codesourcery.com>
6616 Mark Shinwell <shinwell@codesourcery.com>
6618 * config/arm/cortex-r4.md: New.
6619 * config/arm/thumb2.md (divsi3, udivsi3): Annotate with
6621 * config/arm/arm.md: Include cortex-r4.md.
6622 (insn): Add smmls, sdiv and udiv values.
6623 (generic_sched): Don't use generic scheduling for Cortex-R4.
6624 (arm_issue_rate): New function.
6625 (TARGET_SCHED_ISSUE_RATE): Define.
6627 2008-03-10 Sebastian Pop <sebastian.pop@amd.com>
6629 * doc/invoke.texi (-ftree-loop-distribution): Add an example.
6631 2008-03-10 Richard Guenther <rguenther@suse.de>
6633 * tree-ssa-pre.c (get_sccvn_value): Simplify.
6634 (compute_avail): Do not add stmt uses to AVAIL_OUT.
6636 2008-03-10 Paolo Bonzini <bonzini@gnu.org>
6638 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS):
6639 Set default to true.
6641 2008-03-09 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6643 * c.opt (Wsynth): Deprecate.
6644 * doc/invoke.texi (Option Summary, Warning Options): Document
6645 -Wno-format-contains-nul.
6647 2008-03-09 Uros Bizjak <ubizjak@gmail.com>
6650 * config/i386/i386.c (ix86_constant_alignment): Compute alignment using
6651 ALIGN_MODE_128 for VECTOR_CST and INTEGER_CST in addition to REAL_CST.
6653 2008-03-09 Ira Rosen <irar@il.ibm.com>
6655 * config/rs6000/rs6000.c (builtin_description): Rename vector
6656 left shift operations.
6657 * config/rs6000/altivec.md (UNSPEC_VSL): Remove.
6658 (altivec_vsl<VI_char>): Rename to ...
6659 (ashl<mode>3): ... new name.
6660 (mulv4sf3, mulv4si3, negv4sf2): Replace gen_altivec_vslw with
6662 (absv4sf2): Convert to use ashift:V4SI instead of UNSPEC_VSL.
6664 2008-03-08 Richard Guenther <rguenther@suse.de>
6666 * coverage.h (tree_coverage_counter_addr): Declare.
6667 * coverage.c (tree_coverage_counter_addr): New function.
6668 * tree-profile.c (tree_gen_edge_profiler): Unshare counter
6670 (tree_gen_pow2_profiler): Use tree_coverage_counter_addr.
6671 (tree_gen_one_value_profiler): Likewise.
6672 (tree_gen_ic_profiler): Likewise.
6673 (tree_gen_average_profiler): Likewise.
6674 (tree_gen_ior_profiler): Likewise.
6676 2008-03-08 Richard Guenther <rguenther@suse.de>
6678 * tree-ssa-sccvn.h (vn_binary_op_lookup): Remove.
6679 (vn_binary_op_insert): Likewise.
6680 (vn_unary_op_lookup): Likewise.
6681 (vn_unary_op_insert): Likewise.
6682 (vn_nary_op_lookup): Declare.
6683 (vn_nary_op_insert): Likewise.
6684 * tree-ssa-sccvn.c (struct vn_tables_s): Merge unary
6685 and binary hashes, use a single obstack for unary_op_pool
6687 (struct vn_binary_op_s, struct vn_unary_op_s): Replace with
6688 a single struct vn_nary_op_s. Store tree code length and
6689 a variable number of operands.
6690 (struct vn_reference_op_struct): Remove unused op2.
6691 (vn_reference_op_eq): Do not compare op2.
6692 (vn_reference_op_compute_hash): Do not compute hash of op2.
6693 (vn_unary_op_hash, vn_binary_op_hash): Replace with vn_nary_op_hash.
6694 (vn_unary_op_compute_hash, vn_binary_op_compute_hash): Replace
6695 with vn_nary_op_compute_hash.
6696 (vn_unary_op_eq, vn_binary_op_eq): Replace with vn_nary_op_eq.
6697 (vn_unary_op_lookup, vn_binary_op_lookup): Replace with
6699 (vn_unary_op_insert, vn_binary_op_insert): Replace with
6701 (visit_unary_op): Call nary functions.
6702 (visit_binary_op): Likewise.
6703 (process_scc): Adjust for struct vn_tables_s changes.
6704 (allocate_vn_table): Likewise.
6705 (free_vn_table): Likewise.
6706 * tree-vn.c (vn_add): Call nary functions.
6707 (vn_lookup): Likewise.
6709 2008-03-08 Jakub Jelinek <jakub@redhat.com>
6712 * config/rs6000/rs6000.c (rs6000_expand_compare_and_swapqhi): Shift
6713 wdst back after sync_compare_and_swapqhi_internal.
6715 2008-03-08 Uros Bizjak <ubizjak@gmail.com>
6718 * config/i386/i386-modes.def (V1DI): New vector mode.
6719 * config/i386/i386.h (VALID_MMX_REG_MODE): Add V1DImode.
6720 * config/i386/mmx.md (MMXMODEI8): New mode iterator.
6721 (MMXMODE248): Ditto.
6722 (MMXMODE): Add V1DI mode.
6723 (mmxvecsize): Change DI mode to V1DI mode.
6724 ("mov<mode>): Use MMXMODEI8 mode iterator.
6725 ("*mov<mode>_internal_rex64"): Ditto.
6726 ("*mov<mode>_internal"): Ditto.
6727 ("mmx_add<mode>3"): Ditto. Handle V1DImode for TARGET_SSE2.
6728 ("mmx_sub<mode>3"): Ditto.
6729 ("mmx_adddi3"): Remove insn pattern.
6730 ("mmx_subdi3"): Ditto.
6731 ("mmx_ashr<mode>3"): Use SImode and "yN" constraint for operand 2.
6732 ("mmx_lshr<mode>3"): Ditto. Use MMXMODE248 mode iterator.
6733 ("mmx_ashl<mode>3"): Ditto.
6734 ("mmx_lshrdi3"): Remove insn pattern.
6735 ("mmx_ashldi3"): Ditto.
6736 * config/i386/i386.c (classify_argument): Handle V1DImode.
6737 (function_arg_advance_32): Ditto.
6738 (function_arg_32): Ditto.
6739 (struct builtin_description) [IX86_BUILTIN_PADDQ]: Use
6740 mmx_addv1di3 insn pattern.
6741 [IX86_BUILTIN_PSUBQ]: Use mmx_subv1di3 insn pattern.
6742 [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?, IX86_BUILTIN_PSRA?,
6743 IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I, IX86_BUILTIN_PSRA?I,
6744 IX86_BUILTIN_PSLL?I128, IX86_BUILTIN_PSRL?I128, IX86_BUILTIN_PSRA?I128]:
6745 Remove definitions of built-in functions.
6746 (V1DI_type_node): New node.
6747 (v1di_ftype_v1di_int): Ditto.
6748 (v1di_ftype_v1di_v1di): Ditto.
6749 (v2si_ftype_v2si_si): Ditto.
6750 (v4hi_ftype_v4hi_di): Remove node.
6751 (v2si_ftype_v2si_di): Ditto.
6752 (ix86_init_mmx_sse_builtins): Handle V1DImode.
6753 (__builtin_ia32_psll?, __builtin_ia32_psrl?, __builtin_ia32_psra?):
6754 Redefine builtins using def_builtin_const with *_ftype_*_int node.
6755 (__builtin_ia32_psll?i, __builtin_ia32_psrl?i, __builtin_ia32_psra?i):
6756 Add new builtins using def_builtin_const.
6757 (ix86_expand_builtin) [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?,
6758 IX86_BUILTIN_PSRA?, IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I,
6759 IX86_BUILTIN_PSRA?I]: Handle builtin definitions.
6760 * config/i386/mmintrin.h (__v1di): New typedef.
6761 (_mm_add_si64): Cast arguments to __v1di type.
6762 (_mm_sub_si64): Ditto.
6763 (_mm_sll_pi16): Cast __count to __v4hi type.
6764 (_mm_sll_pi32): Cast __count to __v2si type.
6765 (_mm_sll_si64): Cast arguments to __v1di type.
6766 (_mm_srl_pi16): Cast __count to __v4hi type.
6767 (_mm_srl_pi32): Cast __count to __v2si type.
6768 (_mm_srl_si64): Cast arguments to __v1di type.
6769 (_mm_sra_pi16): Cast __count to __v4hi type.
6770 (_mm_sra_pi32): Cast __count to __v2si type.
6771 (_mm_slli_pi16): Use __builtin_ia32_psllwi.
6772 (_mm_slli_pi32): Use __builtin_ia32_pslldi.
6773 (_mm_slli_si64): Use __builtin_ia32_psllqi. Cast __m to __v1di type.
6774 (_mm_srli_pi16): Use __builtin_ia32_psrlwi.
6775 (_mm_srli_pi32): Use __builtin_ia32_psrldi.
6776 (_mm_srli_si64): Use __builtin_ia32_psrlqi. Cast __m to __v1di type.
6777 (_mm_srai_pi16): Use __builtin_ia32_psrawi.
6778 (_mm_srai_pi32): Use __builtin_ia32_psradi.
6779 * config/i386/i386.md (UNSPEC_NOP): Remove unspec definition.
6780 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
6781 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
6782 __builtin_ia32_psrl?i, __builtin_ia32_psra?i]: Add new builtins.
6784 2008-03-07 Joseph Myers <joseph@codesourcery.com>
6786 * doc/include/texinfo.tex: Update to version 2008-03-07.10.
6788 2008-03-07 Peter Bergner <bergner@vnet.ibm.com>
6791 * config/rs6000/rs6000.c (rs6000_legitimize_address): Don't generate
6792 reg+const addressing for Altivec modes. Don't generate reg+reg
6793 addressing for TFmode or TDmode quantities.
6795 2008-03-07 Paolo Bonzini <bonzini@gnu.org>
6797 * c-common.c (vector_types_convertible_p): Call langhook
6798 instead of comptypes.
6800 2008-03-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
6803 * tree-ssa-ccp.c (get_symbol_constant_value): Handle
6804 integral and scalar float variables which have a
6807 2008-03-06 Nathan Froyd <froydnj@codesourcery.com>
6809 * dwarf2out.c (dwarf2out_frame_debug_expr): Consult the
6810 dwarf_register_span hook when emitting unwind information for
6811 register-to-memory saves.
6812 * config/rs6000/rs6000.c (spe_synthesize_frame): Delete.
6813 (rs6000_frame_related): Remove call to spe_synthesize_frame.
6815 2008-03-06 Jakub Jelinek <jakub@redhat.com>
6817 * gimplify.c (goa_lhs_expr_p): Allow different ADDR_EXPR nodes
6818 for the same VAR_DECL.
6820 2008-03-06 Tom Tromey <tromey@redhat.com>
6823 * doc/standards.texi (Standards): Don't mention treelang.
6824 * doc/invoke.texi (Overall Options): Don't mention treelang.
6825 * doc/install.texi (Prerequisites): Don't mention bison or
6827 (Configuration): Don't mention treelang.
6828 (Building): Likewise.
6829 * doc/frontends.texi (G++ and GCC): Don't mention treelang.
6831 2008-03-06 Paolo Bonzini <bonzini@gnu.org>
6833 * simplify-rtx.c (simplify_subreg): Remove useless shifts from
6834 word-extractions out of a multi-word object.
6836 2008-03-06 Richard Guenther <rguenther@suse.de>
6838 * tree.def (BIT_FIELD_REF): Constrain result type and its precision.
6839 * tree-cfg.c (verify_expr): Verify BIT_FIELD_REF constraints on
6840 result type and precision.
6841 * expr.c (get_inner_reference): Set unsignedp based on the result
6842 type of BIT_FIELD_REF.
6843 * tree.h (BIT_FIELD_REF_UNSIGNED): Remove.
6844 * tree-sra.c (instantiate_element): Do not set BIT_FIELD_REF_UNSIGNED.
6845 (try_instantiate_multiple_fields): Likewise. Use the correct type
6847 (sra_build_assignment): Likewise.
6848 (sra_build_elt_assignment): Likewise.
6849 (sra_explode_bitfield_assignment): Likewise.
6850 * print-tree.c (print_node): Do not check BIT_FIELD_REF_UNSIGNED.
6851 * tree-vect-transform.c (vect_create_epilog_for_reduction): Do not
6852 set BIT_FIELD_REF_UNSIGNED.
6853 (vectorizable_load): Likewise.
6855 2008-03-06 Andreas Krebbel <krebbel1@de.ibm.com>
6857 * cse.c (cse_extended_basic_block): Invalidate artificial defs
6860 2008-03-06 Richard Guenther <rguenther@suse.de>
6862 * alias.c (struct alias_set_entry): Move has_zero_child field
6863 to pack with alias_set.
6865 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
6867 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
6870 2008-03-05 Ian Lance Taylor <iant@google.com>
6872 * alias.h (alias_set_type): Change from HOST_WIDE_INT to int.
6874 2008-03-05 Kenneth Zadeck <zadeck@naturalbridge.com>
6876 * fwprop.c (update_df): Support width and offset parameters of
6878 * ra-conflict.c (mark_reg_store, clear_reg_in_live,
6879 global_conflicts): Change DF_REF_EXTRACT to either
6880 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
6881 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
6882 * df-scan.c (df_ref_record, df_defs_record,
6883 df_ref_create_structure, df_def_record_1, df_uses_record,
6884 df_get_conditional_uses, df_get_call_refs, df_insn_refs_collect,
6885 df_bb_refs_collect, df_entry_block_defs_collect,
6886 df_exit_block_uses_collect): Support new width and offset fields.
6887 (ref_extract_pool): New storage pool.
6888 (df_free_ref): New function.
6889 (df_reg_chain_unlink, df_free_collection_rec,
6890 df_sort_and_compress_refs): Call df_free_ref.
6891 (df_ref_equal_p, df_ref_compare): Compare offset and width fields
6893 (df_ref_create_structure): Allocate df_ref_extract if offset and
6894 width fields are used.
6895 (df_def_record_1): Get offset and width from ZERO_EXTRACT.
6896 (df_uses_record): Get offset and width from ZERO_EXTRACT
6898 * global.c (build_insn_chain): Change DF_REF_EXTRACT to either
6899 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
6900 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
6901 * df.h (df_ref_flags): Change DF_REF_EXTRACT to either
6902 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
6903 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
6904 (df_ref_extract): New structure.
6905 (DF_REF_WIDTH, DF_REF_OFFSET): New macros.
6906 (df_ref_create): Add width and offset parameters.
6908 2008-03-05 Richard Guenther <rguenther@suse.de>
6910 * tree-ssa-structalias.c (get_constraint_for_component_ref):
6911 Use ranges_overlap_p.
6912 (offset_overlaps_with_access): Rename
6913 to ranges_overlap_p and move ...
6914 * tree-flow-inline.h (ranges_overlap_p): ... here.
6916 * tree.h (get_inner_reference, handled_component_p): Update
6919 * tree.h (record_component_aliases, get_alias_set,
6920 alias_sets_conflict_p, alias_sets_must_conflict_p,
6921 objects_must_conflict_p): Move declarations ...
6922 * alias.h (record_component_aliases, get_alias_set,
6923 alias_sets_conflict_p, alias_sets_must_conflict_p,
6924 objects_must_conflict_p): ... here.
6925 Include coretypes.h.
6926 * Makefile.in (ALIAS_H): Add coretypes.h dependency.
6928 2008-03-05 Aldy Hernandez <aldyh@redhat.com>
6930 * cfg.c: Include tree-flow.h.
6931 (remove_edge_raw): Call redirect_edge_var_map_clear.
6932 (redirect_edge_succ_nodup): Call redirect_edge_var_map_dup.
6933 * tree-flow-inline.h (redirect_edge_var_map_def): New.
6934 (redirect_edge_var_map_result): New.
6935 * tree-cfgcleanup.c (remove_forwarder_block_with_phi): Replace
6936 PENDING_STMT use with redirect_edge_var_map_*.
6937 * tree-ssa.c (edge_var_maps): New definition.
6938 (redirect_edge_var_map_add): New.
6939 (redirect_edge_var_map_clear): New.
6940 (redirect_edge_var_map_dup): New.
6941 (redirect_edge_var_map_vector): New.
6942 (redirect_edge_var_map_destroy): New.
6943 (ssa_redirect_edge): Replace PENDING_STMT use with
6944 redirect_edge_var_map_*.
6945 (flush_pending_stmts): Same.
6946 (delete_tree_ssa): Destroy edge var map.
6947 * tree-flow.h (struct _edge_var_map): New.
6948 Define edge_var_map vector type.
6949 Declare redirect_edge_var_map_* prototypes.
6950 * Makefile.in (cfg.o): Depend on TREE_FLOW_H.
6951 * tree-cfg.c (reinstall_phi_args): Replace
6952 PENDING_STMT use with redirect_edge_var_map_*.
6954 2008-03-05 Richard Guenther <rguenther@suse.de>
6956 PR tree-optimization/35472
6957 * tree-ssa-dse.c (dse_optimize_stmt): Do not delete a store
6958 whose single use_stmt has a overlapping set of loaded and
6959 stored symbols as that use_stmt might be a noop assignment then.
6961 2008-03-05 Joel Sherrill <joel.sherrill@oarcorp.com>
6963 * gthr-rtems.h: Implement __gthread_mutex_destroy.
6965 2008-03-05 Richard Guenther <rguenther@suse.de>
6968 * tree.def (BIT_FIELD_REF): Document that operands 1 and 2
6969 should be constants.
6970 * tree-cfg.c (verify_expr): Verify it.
6971 * fold-const.c (fold_truthop): Remove code generating
6972 BIT_FIELD_REFs of structure bases.
6973 (fold_binary): Likewise.
6974 (fold_ternary): Position and size of BIT_FIELD_REFs are
6975 always host integers.
6976 (make_bit_field_ref): Remove.
6977 (optimize_bit_field_compare): Remove.
6978 (all_ones_mask_p): Remove.
6980 2008-03-05 Gabor Loki <loki@gcc.gnu.org>
6983 * rtl-factoring.c (clear_regs_live_in_seq): Fix backward steps.
6984 (split_block_and_df_analyze): New. Split basic block and rebuild
6986 (block_label_after): Use SPLIT_BLOCK_AND_DF_ANALYZE instead of
6988 (split_pattern_seq): Likewise.
6989 (erase_matching_seqs): Likewise.
6990 (split_pattern_seq): Skip return insn in case of REG_NORETURN note.
6992 2008-03-04 Geoff Keating <geoffk@apple.com>
6994 * fold-const.c (tree_single_nonnegative_warnv_p): Fix mixed
6995 declaration and code.
6996 (tree_invalid_nonnegative_warnv_p): Likewise.
6998 2008-03-05 Serge Belyshev <belyshev@depni.sinp.msu.ru>
7000 * doc/install.texi (Testing): Correct quoting for the RUNTESTFLAGS
7001 examples. Truncate option-names then causing overfull hbox.
7003 2008-03-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7006 * configure.ac (CONFIG_SJLJ_EXCEPTIONS): Force SJLJ exceptions
7008 * configure: Rebuilt.
7010 2008-03-04 Rafael Espindola <espindola@google.com>
7012 * fold-const.c (tree_simple_nonnegative_warnv_p): New.
7013 (tree_unary_nonnegative_warnv_p): New.
7014 (tree_binary_nonnegative_warnv_p): New.
7015 (tree_single_nonnegative_warnv_p): New.
7016 (tree_invalid_nonnegative_warnv_p): New.
7017 (tree_expr_nonnegative_warnv_p): Redefine in term of the new functions.
7019 2008-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7022 * opts.c (handle_option): Postpone 'unknown option' errors only for
7025 2008-03-04 H.J. Lu <hongjiu.lu@intel.com>
7028 * config/i386/smmintrin.h (SIDD_XXX): Renamed to ...
7031 2008-03-04 Rafael Espindola <espindola@google.com>
7033 * fold-const.c (tree_unary_nonzero_warnv_p): New.
7034 (tree_binary_nonzero_warnv_p): New.
7035 (tree_single_nonzero_warnv_p): New.
7036 (tree_expr_nonzero_warnv_p): Redefine using the new functions.
7038 2008-03-04 Uros Bizjak <ubizjak@gmail.com>
7041 * fold-const.c (fold_cond_expr_with_comparison): Prevent
7042 transformations for modes that have signed zeros.
7043 * ifcvt.c (noce_try_abs): Ditto.
7045 2008-03-04 Joseph Myers <joseph@codesourcery.com>
7047 * config/i386/i386.c (override_options): Force
7048 -maccumulate-outgoing-args on if TARGET_STACK_PROBE.
7050 2008-03-04 Jan Hubicka <jh@suse.cz>
7053 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Fix typo
7056 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
7058 * config/i386/i386.md (allocate_stack_worker_32): Use __chkstk
7059 label to probe the stack.
7061 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
7063 * gthr-win32.h [__GTHREAD_HIDE_WIN32API]
7064 (__gthr_win32_mutex_destroy): Declare.
7065 [__GTHREAD_HIDE_WIN32API] (__gthread_mutex_destroy): Use
7066 __gthr_win32_mutex_destroy.
7067 * config/i386/gthr-win32.c (__gthr_win32_mutex_destroy): Define.
7069 2008-03-03 Jan Hubicka <jh@suse.cz>
7072 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Be more
7073 aggressive on inlining cold calls.
7075 2008-03-03 Richard Guenther <rguenther@suse.de>
7077 * tree-ssa-sccvn.c (visit_reference_op_store): Do not insert
7078 struct copies into the expression table.
7079 (simplify_unary_expression): Handle VIEW_CONVERT_EXPR.
7080 (try_to_simplify): Likewise.
7081 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPR of
7082 integral and pointer arguments which do not change the
7083 precision to NOP_EXPRs.
7084 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Adjust
7085 VIEW_CONVERT_EXPR case.
7087 2008-03-02 Sebastian Pop <sebastian.pop@amd.com>
7089 * tree-scalar-evolution.c (instantiate_parameters_1): An SSA_NAME
7090 defined in a loop at depth 0 is invariant.
7091 * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
7092 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Should never
7093 be called at loop depth 0.
7095 2008-03-02 Jakub Jelinek <jakub@redhat.com>
7098 * gcc.c (process_command): Update copyright notice dates.
7099 * gcov.c (print_version): Likewise.
7100 * gcov-dump.c (print_version): Likewise.
7101 * mips-tfile.c (main): Likewise.
7102 * mips-tdump.c (main): Likewise.
7104 2008-03-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7107 * c-common.c (flag_permissive): Delete.
7108 (constant_expression_warnings): Check flags first.
7109 (constant_expression_error): New.
7110 * c-common.h (flag_permissive): Delete.
7111 (constant_expression_error): Declare.
7112 * flags.h (flag_permissive): Declare. Update description.
7113 * diagnostic.c (pedwarn): Update.
7115 * diagnostic.h: (pedantic_error_kind): Rename as pedantic_warning_kind.
7116 (permissive_error_kind): New.
7117 * toplev.c (flag_permissive): Define. Update description.
7118 * toplev.h (permissive_error_kind): Declare.
7119 * c-errors.c (pedwarn_c99): Use pedantic_warning_kind.
7120 (pedwarn_c90): Use pedantic_warning_kind.
7121 * c-opts.c (c_common_post_options): flag_permissive does not affect
7122 flag_pedantic_errors.
7124 2008-03-02 Joseph Myers <joseph@codesourcery.com>
7126 * libgcc2.c (__addvSI3, __addvsi3, __addvDI3, __subvSI3,
7127 __subvsi3, __subvDI3, __negvSI2, __negvsi2, __negvDI2, __absvSI2,
7128 __absvsi2, __absvDI2): Use unsigned arithmetic.
7130 2008-03-02 Andi Kleen <ak@suse.de>
7131 Richard Guenther <rguenther@suse.de>
7133 * struct-equiv.c: Remove file.
7134 * cfg_cleanup.c (condjump_equiv_p): Remove.
7135 * Makefile.in (OBJS-common): Remove struct-equiv.o.
7136 (struct-equiv.o): Remove rule.
7137 * basic-block.h (struct_equiv_checkpoint, STRUCT_EQUIV_*,
7138 insns_match_p, struct_equiv_block_eq, struct_equiv_init,
7139 rtx_equiv_p, condjump_equiv_p): Remove prototypes.
7141 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
7143 * ifcvt.c (noce_process_if_block): Try to handle only the then
7144 block if the else block exists but isn't suitable.
7146 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
7149 * gthr-posix.h (__gthread_mutex_destroy): Remove extra declarations.
7150 * gthr-posix95.h (__gthread_mutex_destroy): Likewise. Note this fixes
7151 regression from previous patch.
7153 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
7156 * gthr.h: Add __gthread_mutex_destroy as a function that must be
7158 * gthr-vxworks.h (__gthread_mutex_destroy): Null implementation.
7159 * gthr-single.h (__gthread_mutex_destroy): Likewise.
7160 * gthr-rtems.h (__gthread_mutex_destroy): Likewise.
7161 * gthr-mipssde.h (__gthread_mutex_destroy): Likewise.
7162 * gthr-nks.h (__gthread_mutex_destroy): Likewise.
7163 * gthr-solaris.h (__gthread_mutex_destroy): Call mutex_destroy.
7164 * gthr-win32.h (__GTHREAD_MUTEX_DESTROY_FUNCTION): Remove.
7165 (__gthread_mutex_destroy_function): Rename to
7166 __gthread_mutex_destroy.
7167 * gthr-dce.h (__gthread_mutex_destroy): Call
7168 pthread_mutex_destroy.
7169 * gthr-tpf.h (__gthread_mutex_destroy): Likewise.
7170 * gthr-posix.h (__gthread_mutex_destroy): Likewise.
7171 * gthr-posix95.h (__gthread_mutex_destroy): Likewise.
7173 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
7175 * df-scan.c (df_ref_chain_change_bb): Simplify.
7176 (df_insn_change_bb): Add new_bb argument. Simplify. Call
7177 set_block_for_insn if there's any change.
7178 * df.h ((df_insn_change_bb): Fix prototype.
7179 * cfgrtl.c (update_bb_for_insn_chain): Pass bb to
7180 df_insn_change_bb, don't call set_block_for_insn.
7181 * emit-rtl.c (reorder_insns): Likewise.
7182 * haifa-sched.c (move_insn): Likewise.
7184 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
7186 * rtlanal.c (loc_mentioned_in_p): Test XVECEXPs correctly.
7188 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
7190 * tree-flow-inline.h (next_readonly_imm_use): Return
7191 NULL_USE_OPERAND_P after the end.
7193 2008-03-01 Richard Guenther <rguenther@suse.de>
7195 PR tree-optimization/35411
7196 * tree-sra.c (sra_build_assignment): Split conversion to
7197 final type to a separate statement if we are not assigning
7200 2008-02-29 Francois-Xavier Coudert <coudert@clipper.ens.fr>
7202 * fold-const.c (fold_convertible_p): Correct the logic to follow
7203 that in fold_convert().
7205 2008-02-29 Douglas Gregor <doug.gregor@gmail.com>
7208 * tree-inline.c (build_duplicate_type): When we make a
7209 duplicate type, make it unique in the canonical types system.
7211 2008-02-29 Tom Tromey <tromey@redhat.com>
7213 * toplev.c (input_file_stack, input_file_stack_tick, fs_p,
7214 input_file_stack_history, input_file_stack_restored): Remove.
7215 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
7216 * input.h (struct file_stack): Remove.
7217 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
7218 (input_file_stack, input_file_stack_tick, INPUT_FILE_STACK_BITS):
7220 * diagnostic.h (struct diagnostic_context) <last_module>: Change
7222 (diagnostic_last_module_changed): Add 'map' argument.
7223 (diagnostic_set_last_function): Likewise.
7224 * diagnostic.c (undiagnostic_report_current_module): Iterate using
7225 line map, not input_file_stack.
7226 * c-lex.c (fe_file_change): Don't use push_srcloc or pop_srcloc.
7228 2008-02-29 Paul Brook <paul@codesourcery.com>
7230 * config/arm/arm.md (arm_addsi3): Add r/k/n alternative.
7232 2008-02-29 Paul Brook <paul@codesourcery.com>
7234 * config/arm/ieee754-df.S (muldf3): Use RET macros.
7236 2008-02-29 Richard Guenther <rguenther@suse.de>
7238 * tree-ssa-pre.c (get_sccvn_value): Create missing VNs via
7240 * tree-ssa-sccnv.c (visit_reference_op_store): Use the rhs
7241 value for comparing for a store match.
7242 (simplify_unary_expression): Do nothing for SSA_NAMEs.
7243 (try_to_simplify): Do not do a full-blown reference lookup.
7245 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
7247 * config/sh/sh.c (sh_scalar_mode_supported_p): New function.
7248 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
7250 * config/sh/sh.h (OVERRIDE_OPTIONS): Don't warn for profiling.
7252 2008-02-29 Sebastian Pop <sebastian.pop@amd.com>
7254 * tree-loop-linear.c (try_interchange_loops): Compare memory access
7255 strides against cache sizes.
7257 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
7259 * config/sh/sh.c (sh_secondary_reload): Handle loading a float
7262 2008-02-28 Richard Sandiford <rsandifo@nildram.co.uk>
7264 * simplify-rtx.c (simplify_unary_operation_1): Extend the handling
7265 of SUBREG_PROMOTED_VAR_P to cope with cases where the extended value
7266 is smaller than the original promoted value.
7267 (simplify_subreg): If OP is a SUBREG, try to preserve its
7268 SUBREG_PROMOTED_VAR_P information.
7270 2008-02-28 Steven Bosscher <stevenb.gcc@gmail.com>
7272 * tree-ssa-sccvn (vn_ssa_aux_obstack): New obstack.
7273 (VN_INFO_GET): Allocate new objects on the obstack.
7274 (init_scc_vn): Initialize the obstack. Use XDELETE instead of free
7275 for rpo_numbers_temp, for consistency.
7276 (free_scc_vn): Free the obstack.
7278 2008-02-28 Sebastian Pop <sebastian.pop@amd.com>
7280 * doc/invoke.texi: Document -ftree-loop-distribution.
7281 * tree-loop-distribution.c: New.
7282 * tree-pass.h (pass_loop_distribution): New.
7283 * graphds.h (struct graph): Add htab_t indices.
7284 * timevar.def (TV_TREE_LOOP_DISTRIBUTION): New.
7285 * tree-vectorizer.c (rename_variables_in_loop): Extern.
7286 (slpeel_tree_duplicate_loop_to_edge_cfg): Init PENDING_STMT to NULL.
7287 * tree-vectorizer.h (tree_duplicate_loop_on_edge): Declared.
7288 * tree-data-ref.c (debug_data_dependence_relations): New.
7289 (dump_data_dependence_relation): Also print data references.
7290 (free_data_ref): Extern.
7291 (same_access_functions): Moved...
7292 (find_vertex_for_stmt): Renamed rdg_vertex_for_stmt.
7293 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
7294 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg_1, dot_rdg,
7295 struct rdg_vertex_info, rdg_vertex_for_stmt): New.
7296 (create_rdg_edge_for_ddr, create_rdg_vertices): Cleaned up.
7297 (stmts_from_loop): Skip LABEL_EXPR.
7298 (hash_stmt_vertex_info, eq_stmt_vertex_info, hash_stmt_vertex_del):
7300 (build_rdg): Initialize rdg->indices htab.
7301 (free_rdg, stores_from_loop, ref_base_address,
7302 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses,
7303 have_similar_memory_accesses_1, ref_base_address_1,
7304 remove_similar_memory_refs): New.
7305 * tree-data-ref.h: Depend on tree-chrec.h.
7306 (debug_data_dependence_relations, free_data_ref): Declared.
7307 (same_access_functions): ... here.
7308 (ddr_is_anti_dependent, ddrs_have_anti_deps, ddr_dependence_level):
7310 (struct rdg_vertex): Add has_mem_write and has_mem_reads.
7311 (RDGV_HAS_MEM_WRITE, RDGV_HAS_MEM_READS, RDG_STMT,
7312 RDG_MEM_WRITE_STMT, RDG_MEM_READS_STMT): New.
7313 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
7314 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg,
7315 rdg_vertex_for_stmt): Declared.
7316 (struct rdg_edge): Add level.
7318 (free_rdg, stores_from_loop, remove_similar_memory_refs,
7319 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses):
7321 (rdg_has_similar_memory_accesses): New.
7322 * tree-vect-analyze.c: Remove unused static decls.
7323 * lambda.h (dependence_level): New.
7324 * common.opt (ftree-loop-distribution): New.
7325 * tree-flow.h (mark_virtual_ops_in_bb,
7326 slpeel_tree_duplicate_loop_to_edge_cfg,
7327 rename_variables_in_loop): Declared.
7328 * Makefile.in (TREE_DATA_REF_H): Depend on tree-chrec.h.
7329 (OBJS-common): Add tree-loop-distribution.o.
7330 (tree-loop-distribution.o): New rule.
7331 * tree-cfg.c (mark_virtual_ops_in_bb): New.
7332 (mark_virtual_ops_in_region): Use mark_virtual_ops_in_bb.
7333 * passes.c (init_optimization_passes): Schedule pass_loop_distribution.
7335 2008-02-28 Joseph Myers <joseph@codesourcery.com>
7338 * tree.c (handle_dll_attribute): Disallow TYPE_DECLs for types
7339 other than structures and unions.
7341 2008-02-28 Richard Guenther <rguenther@suse.de>
7344 2008-02-26 Richard Guenther <rguenther@suse.de>
7346 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
7347 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
7348 (lookup_decl_from_uid): Declare.
7349 (remove_decl_from_map): Likewise.
7350 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
7351 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
7352 (decl_for_uid_map): New global hashtable mapping DECL_UID
7354 (init_ttree): Allocate it.
7355 (insert_decl_to_uid_decl_map): New helper function.
7356 (make_node_stat): Insert new decls into the map.
7357 (copy_node_stat): Likewise.
7358 (lookup_decl_from_uid): New function.
7359 (remove_decl_from_map): Likewise.
7360 (print_decl_for_uid_map_statistics): New helper.
7361 (dump_tree_statistics): Call it.
7363 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
7364 (referenced_var_iterator): Adjust.
7365 (FOR_EACH_REFERENCED_VAR): Adjust.
7366 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
7367 (num_referenced_vars): Adjust.
7368 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
7369 (first_referenced_var): Remove.
7370 (end_referenced_vars_p): Likewise.
7371 (next_referenced_var): Likewise.
7372 (referenced_var_iterator_set): New helper function.
7373 * tree-dfa.c (referenced_var_lookup): Adjust.
7374 (referenced_var_check_and_insert): Likewise.
7375 (remove_referenced_var): Likewise.
7376 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
7377 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
7378 (verify_call_clobbering): Likewise.
7379 (verify_memory_partitions): Likewise.
7380 (init_tree_ssa): Allocate bitmap instead of hashtable for
7382 (delete_tree_ssa): Adjust.
7383 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
7384 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
7385 (compute_tag_properties): Likewise.
7386 (set_initial_properties): Likewise.
7387 (find_partition_for): Likewise.
7388 (update_reference_counts): Likewise.
7389 (dump_may_aliases_for): Likewise.
7390 * tree-ssa-operands.c (add_virtual_operand): Likewise.
7391 (add_call_clobber_ops): Likewise.
7392 (add_call_read_ops): Likewise.
7393 (get_asm_expr_operands): Likewise.
7394 * tree-into-ssa.c (dump_decl_set): Likewise.
7395 (update_ssa): Likewise.
7396 * tree-sra.c (scan_function): Likewise.
7397 (decide_instantiations): Likewise.
7398 (scalarize_parms): Likewise.
7399 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
7400 (dsa_named_for): Likewise.
7401 * tree-ssa-structalias.c (update_alias_info): Likewise.
7402 (merge_smts_into): Likewise.
7404 2008-02-27 David Daney <ddaney@avtrex.com>
7407 * config/mips/iris.h (MIPS_DEBUGGING_INFO): Define.
7408 * config/mips/openbsd.h (MIPS_DEBUGGING_INFO): Same.
7409 * config/mips/sde.h (MIPS_DEBUGGING_INFO): Remove undef.
7410 * config/mips/vxworks.h (MIPS_DEBUGGING_INFO): Same.
7411 * config/mips/mips.h (MIPS_DEBUGGING_INFO): Remove define.
7413 2008-02-27 Uros Bizjak <ubizjak@gmail.com>
7416 * config/darwin-ppc-ldouble-patch.def (BUILT_IN_NANL): Add.
7417 (BUILT_IN_NEXTTOWARD): Remove.
7418 (BUILT_IN_NEXTTOWARDF): Ditto.
7419 * config/darwin.c (darwin_patch_builtin): Use ACONCAT instead of
7420 alloca/strcpy/strcat. Remove commented-out code. Fix whitespace.
7422 2008-02-27 Tom Tromey <tromey@redhat.com>
7424 * tree-dump.c (dequeue_and_dump) <FUNCTION_DECL>: Check
7425 DECL_SAVED_TREE, not DECL_LANG_SPECIFIC, when dumping body.
7427 2008-02-27 Jan Beulich <jbeulich@novell.com>
7429 * c-decl.c (merge_decls): Use DECL_USER_ALIGN() on olddecl to
7430 update the respective field on newdecl.
7432 2008-02-27 Revital Eres <eres@il.ibm.com>
7434 PR rtl-optimization/34999
7435 * bb-reorder.c (add_labels_and_missing_jumps): Do not handle
7436 crossing edges that ends with a call insn.
7437 (fix_up_fall_thru_edges): Handle crossing edges that ends with a
7438 call insn and clear the EDGE_CROSSING flag of the crossing edge
7439 when fixing fallthru edges.
7441 2008-02-27 Richard Guenther <rguenther@suse.de>
7444 * fold-const.c (fold_unary): Return the correct argument,
7445 converted to the result type.
7447 2008-02-27 Richard Guenther <rguenther@suse.de>
7450 * expr.c (expand_expr_real_1): Assert on rotates that operate
7452 * fold-const.c (fold_binary): Use the types precision, not the
7453 bitsize of the mode if folding rotate expressions. Build rotates
7454 only for full modes.
7456 2008-02-27 Jakub Jelinek <jakub@redhat.com>
7458 * c-ppoutput.c (scan_translation_unit): Handle CPP_PRAGMA
7460 * c-pragma.c (pragma_ns_name): New typedef.
7461 (registered_pp_pragmas): New variable.
7462 (c_pp_lookup_pragma): New function.
7463 (c_register_pragma_1): If flag_preprocess_only, do nothing
7464 for non-expanded pragmas, for expanded ones push pragma's
7465 namespace and name into registered_pp_pragmas vector.
7466 (c_invoke_pragma_handler): Register OpenMP pragmas even when
7467 flag_preprocess_only, don't register GCC pch_preprocess
7468 pragma if flag_preprocess_only.
7469 * c-opts.c (c_common_init): Call init_pragma even if
7470 flag_preprocess_only.
7471 * c-pragma.c (c_pp_lookup_pragma): New prototype.
7472 * config/darwin.h (DARWIN_REGISTER_TARGET_PRAGMAS): Don't call
7473 cpp_register_pragma if flag_preprocess_only.
7475 2008-02-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7478 * c-parser.c (c_parser_translation_unit): Warn for empty
7479 translation unit, not empty source file.
7481 2008-02-26 Paul Brook <paul@codesourcery.com>
7483 * config/arm/arm.c (thumb_set_frame_pointer): Ensure SP is first
7484 operand for Thumb-2.
7485 * config/arm/arm.h (reg_class): Add CORE_REGS.
7486 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Ditto.
7487 (BASE_REG_CLASS): Use CORE_REGS.
7488 (PREFERRED_RELOAD_CLASS): Add STACK_REG.
7489 (REGNO_MODE_OK_FOR_REG_BASE_P): Use REGNO_MODE_OK_FOR_BASE_P.
7490 (REGNO_OK_FOR_INDEX_P): Exclude SP.
7491 (ARM_REG_OK_FOR_INDEX_P): Always define. Use
7492 ARM_REGNO_OK_FOR_INDEX_P.
7493 (ARM_PRINT_OPERAND_ADDRESS): Swap operands for [reg, sp].
7494 * config/arm/arm.md (arm_addsi3, thumb1_addsi3, arm_subsi3_insn,
7495 arm_movsi_insn, thumb1_movsi_insni, stack_tie): Add "k" alternatives.
7496 (ldm/stm peepholes): Ditto.
7497 * config/arm/thumb2.md (thumb2_movdi): Add "k" alternatives.
7498 * config/arm/vfp.md (arm_movsi_vfp, thumb2_movsi_vfp): Ditto.
7499 * config/arm/iwmmxt.md (iwmmxt_movsi_insn): Ditto.
7500 * config/arm/constraints.md: Enable "k" constraint on ARM.
7502 2008-02-27 Ben Elliston <bje@au.ibm.com>
7504 * config/rs6000/rs6000.c: Annotate cache line size field in all
7505 instances of struct processor_costs.
7507 2008-02-26 David Edelsohn <edelsohn@gnu.org>
7509 * dbgcnt.def (cfg_cleanup, cprop1, cprop2, dce_fast, dce_ud, dse1,
7510 dse2, gcse, if_conversion, if_after_combine, if_after_reload,
7511 jump_bypass): New counters.
7512 * cfgcleanup.c (cleanup_cfg): Add dbg_cnt.
7513 * dce.c (gate_ud_dce): Same.
7514 (gate_fast_dce): Same.
7515 * dse.c (gate_dse1): New function.
7516 (gate_dse2): New function.
7517 (gate_dse): Merge results of new gate functions.
7518 * gcse.c (gcse_main): Bracket cprop1 and cprop2 with dbg_cnt.
7519 (gate_handle_jump_bypass): Add dbg_cnt.
7520 (gate_handle_gcse): Add dbg_cnt.
7521 * ifcvt.c (gate_handle_if_conversion): Same.
7522 (gate_handle_if_after_combine): Same.
7523 (gate_handle_if_after_reload): Same.
7524 * Makefile.in: Add DBGCNT_H to cfgcleanup.o and ifcvt.o.
7526 2008-02-26 Edmar Wienskoski <edmar@freescale.com>
7528 * config/rs6000/rs6000.c (processor_costs): Update e300 cache
7530 * doc/invoke.texi: Add e300c2 and e300c3 to list of cpus.
7532 2008-02-26 Jason Merrill <jason@redhat.com>
7535 * attribs.c (decl_attributes): Leave ATTR_FLAG_TYPE_IN_PLACE
7536 alone if it's the naming decl for the type's main variant.
7538 2008-02-26 Tom Tromey <tromey@redhat.com>
7540 * system.h (USE_MAPPED_LOCATION): Poison.
7541 * Makefile.in (GTFILES): Put CPP_ID_DATA_H first.
7542 * tree-cfg.c (make_cond_expr_edges): Remove old location code.
7543 (make_goto_expr_edges): Likewise.
7544 (remove_bb): Likewise.
7545 (execute_warn_function_return): Likewise.
7546 * basic-block.h (struct edge_def) <goto_locus>: Change type to
7548 * c-common.c (fname_decl): Remove old location code.
7549 * tree-vect-transform.c (vect_finish_stmt_generation): Remove old
7551 * rtl.h (ASM_OPERANDS_SOURCE_LOCATION): Remove old-location
7553 (ASM_INPUT_SOURCE_LOCATION): Likewise.
7554 (gen_rtx_ASM_INPUT): Likewise.
7555 (gen_rtx_ASM_INPUT_loc): Likewise.
7556 (get_rtx_asm_OPERANDS): Remove.
7557 * cfglayout.c (insn_locators_alloc): Remove old location code.
7558 (set_curr_insn_source_location): Likewise.
7559 (curr_insn_locator): Likewise.
7560 * print-tree.c (print_node): Remove old location code.
7561 * tree-mudflap.c (mf_varname_tree): Remove old location code.
7562 (mf_file_function_line_tree): Remove test of USE_MAPPED_LOCATION.
7563 * cfgexpand.c (expand_gimple_cond_expr): Don't use
7564 location_from_locus.
7565 (construct_exit_block): Remove old location code.
7566 * emit-rtl.c (force_next_line_note): Remove old location code.
7567 * profile.c (branch_prob): Remove old location code.
7568 * tree-vectorizer.h (LOC, UNKNOWN_LOC, EXPR_LOC, LOC_FILE,
7569 LOC_LINE): Remove old-location variants.
7570 * langhooks.c (lhd_print_error_function): Remove old location
7572 * configure, config.in: Rebuilt.
7573 * configure.ac (--enable-mapped-location): Remove.
7574 * c-decl.c (c_init_decl_processing): Remove old location code.
7575 (finish_function): Likewise.
7576 * recog.c (decode_asm_operands): Remove old location code.
7577 * c-pch.c (c_common_read_pch): Remove old location code.
7578 * rtl.def (ASM_INPUT, ASM_OPERANDS): Remove old location
7580 * gimple-low.c (lower_function_body): Remove old location code.
7581 * toplev.c (unknown_location): Remove.
7582 (push_srcloc): Remove old-location variant.
7583 (process_options): Remove old location code.
7584 (lang_dependent_init): Likewise.
7585 * input.h (UNKNOWN_LOCATION): Move definition.
7586 (location_t): Undeprecate.
7587 (source_locus): Remove.
7588 (location_from_locus): Remove.
7589 (struct location_s): Remove.
7590 Remove all old-location code.
7591 (input_line, input_filename): Remove.
7592 * final.c (final_scan_insn): Remove old location code.
7593 * diagnostic.c (diagnostic_build_prefix): Remove
7594 USE_MAPPED_LOCATION test.
7595 * tree.h (gimple_stmt) <locus>: Now a location_t.
7596 (tree_exp) <locus>: Likewise.
7597 (DECL_IS_BUILTIN): Remove old-location variant.
7598 (annotate_with_file_line, annotate_with_locus): Likewise.
7599 (expr_locus, set_expr_locus): Update.
7600 * tree.c (build1_stat): Remove old location code.
7601 (last_annotated_node): Remove.
7602 (annotate_with_file_line): Remove old-location variant.
7603 (annotate_with_locus): Likewise.
7604 (expr_location): Remove old location code.
7605 (set_expr_location): Likewise.
7606 (expr_has_location): Likewise.
7607 (expr_locus): Likewise.
7608 (set_expr_locus): Likewise.
7609 (expr_filename): Don't use location_from_locus.
7610 (expr_lineno): Likewise.
7611 * rtl-error.c (location_for_asm): Remove old location code.
7612 * c-lex.c (cb_line_change): Remove old location code.
7613 (fe_file_change): Likewise.
7614 (cb_def_pragma): Likewise.
7615 (c_lex_with_flags): Likewise.
7616 * gengtype.c (do_typedef): Don't special-case location types.
7617 (define_location_structures): Remove.
7618 (main): Don't call define_location_structures.
7619 * tree-pretty-print.c (dump_implicit_edges): Remove old location
7622 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7625 * builtins.def (BUILT_IN_STDARG_START): Remove.
7626 * builtins.c (expand_builtin): Remove BUILT_IN_STDARG_START.
7627 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
7628 * tree-inline.c (inline_forbidden_p_1): Likewise.
7630 2008-02-26 Richard Guenther <rguenther@suse.de>
7632 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
7633 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
7634 (lookup_decl_from_uid): Declare.
7635 (remove_decl_from_map): Likewise.
7636 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
7637 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
7638 (decl_for_uid_map): New global hashtable mapping DECL_UID
7640 (init_ttree): Allocate it.
7641 (insert_decl_to_uid_decl_map): New helper function.
7642 (make_node_stat): Insert new decls into the map.
7643 (copy_node_stat): Likewise.
7644 (lookup_decl_from_uid): New function.
7645 (remove_decl_from_map): Likewise.
7646 (print_decl_for_uid_map_statistics): New helper.
7647 (dump_tree_statistics): Call it.
7649 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
7650 (referenced_var_iterator): Adjust.
7651 (FOR_EACH_REFERENCED_VAR): Adjust.
7652 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
7653 (num_referenced_vars): Adjust.
7654 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
7655 (first_referenced_var): Remove.
7656 (end_referenced_vars_p): Likewise.
7657 (next_referenced_var): Likewise.
7658 (referenced_var_iterator_set): New helper function.
7659 * tree-dfa.c (referenced_var_lookup): Adjust.
7660 (referenced_var_check_and_insert): Likewise.
7661 (remove_referenced_var): Likewise.
7662 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
7663 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
7664 (verify_call_clobbering): Likewise.
7665 (verify_memory_partitions): Likewise.
7666 (init_tree_ssa): Allocate bitmap instead of hashtable for
7668 (delete_tree_ssa): Adjust.
7669 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
7670 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
7671 (compute_tag_properties): Likewise.
7672 (set_initial_properties): Likewise.
7673 (find_partition_for): Likewise.
7674 (update_reference_counts): Likewise.
7675 (dump_may_aliases_for): Likewise.
7676 * tree-ssa-operands.c (add_virtual_operand): Likewise.
7677 (add_call_clobber_ops): Likewise.
7678 (add_call_read_ops): Likewise.
7679 (get_asm_expr_operands): Likewise.
7680 * tree-into-ssa.c (dump_decl_set): Likewise.
7681 (update_ssa): Likewise.
7682 * tree-sra.c (scan_function): Likewise.
7683 (decide_instantiations): Likewise.
7684 (scalarize_parms): Likewise.
7685 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
7686 (dsa_named_for): Likewise.
7687 * tree-ssa-structalias.c (update_alias_info): Likewise.
7688 (merge_smts_into): Likewise.
7690 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7693 * doc/invoke.texi (-Wall): Add -Wvolatile-register-var.
7694 * c-opts.c (c_common_handle_option): Wall enables
7695 Wvolatile-register-var.
7696 * common.opt: Move Wvolatile-register-var to...
7699 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7701 * common.opt (Wlarger-than=): New.
7702 * doc/invoke.texi (Warning Options): Replace -Wlarger-than- with
7704 * opts.c (common_handle_option): Handle -Wlarger-than=.
7705 * optc-gen.awk: Likewise.
7706 * opth-gen.awk: Likewise.
7707 * stor-layout.c (layout_decl): Use -Wlarger-than= for warning.
7708 * tree-optimize.c (tree_rest_of_compilation): Likewise.
7710 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7712 * c-common.c (match_case_to_enum_1): Add appropriate
7713 OPT_W* parameter to warning.
7714 (c_do_switch_warnings): Likewise.
7715 * c-typeck.c (warning_init): Add one more parameter following
7717 (push_init_level): Update call to warning_init.
7718 (pop_init_level): Likewise.
7719 (add_pending_init): Likewise.
7720 (output_init_element: Likewise.
7722 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7725 * toplev.c (toplev_main): If there are warnings or error, print
7726 errors for ignored options.
7727 * opts.c (ignored_options): New static variable.
7728 (postpone_unknown_option_error): New.
7729 (print_ignored_options): New.
7730 (handle_option): Postpone errors for unknown -Wno-* options.
7731 * opts.h (print_ignored_options): Declare.
7733 2008-02-25 Richard Sandiford <rsandifo@nildram.co.uk>
7735 * config/mips/mips.md (loadgp_blockage, blockage): Change type
7738 2008-02-25 Richard Guenther <rguenther@suse.de>
7741 2008-02-25 Richard Guenther <rguenther@suse.de>
7743 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
7744 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
7745 (lookup_decl_from_uid): Declare.
7746 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
7747 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
7748 (decl_for_uid_map): New global hashtable mapping DECL_UID
7750 (init_ttree): Allocate it.
7751 (insert_decl_to_uid_decl_map): New helper function.
7752 (make_node_stat): Insert new decls into the map.
7753 (copy_node_stat): Likewise.
7754 (lookup_decl_from_uid): New function.
7755 (print_decl_for_uid_map_statistics): New helper.
7756 (dump_tree_statistics): Call it.
7758 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
7759 (referenced_var_iterator): Adjust.
7760 (FOR_EACH_REFERENCED_VAR): Adjust.
7761 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
7762 (num_referenced_vars): Adjust.
7763 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
7764 (first_referenced_var): Remove.
7765 (end_referenced_vars_p): Likewise.
7766 (next_referenced_var): Likewise.
7767 (referenced_var_iterator_set): New helper function.
7768 * tree-dfa.c (referenced_var_lookup): Adjust.
7769 (referenced_var_check_and_insert): Likewise.
7770 (remove_referenced_var): Likewise.
7771 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
7772 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
7773 (verify_call_clobbering): Likewise.
7774 (verify_memory_partitions): Likewise.
7775 (init_tree_ssa): Allocate bitmap instead of hashtable for
7777 (delete_tree_ssa): Adjust.
7778 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
7779 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
7780 (compute_tag_properties): Likewise.
7781 (set_initial_properties): Likewise.
7782 (find_partition_for): Likewise.
7783 (update_reference_counts): Likewise.
7784 (dump_may_aliases_for): Likewise.
7785 * tree-ssa-operands.c (add_virtual_operand): Likewise.
7786 (add_call_clobber_ops): Likewise.
7787 (add_call_read_ops): Likewise.
7788 (get_asm_expr_operands): Likewise.
7789 * tree-into-ssa.c (dump_decl_set): Likewise.
7790 (update_ssa): Likewise.
7791 * tree-sra.c (scan_function): Likewise.
7792 (decide_instantiations): Likewise.
7793 (scalarize_parms): Likewise.
7794 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
7795 (dsa_named_for): Likewise.
7796 * tree-ssa-structalias.c (update_alias_info): Likewise.
7797 (merge_smts_into): Likewise.
7799 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
7802 * doc/invoke.texi (-fcx-limited-range): Document new option.
7803 * toplev.c (process_options): Handle -fcx-fortran-rules.
7804 * common.opt: Add documentation for -fcx-fortran-rules.
7806 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
7809 * doc/invoke.texi (-fcx-limited-range): Correct to be in line with
7810 actual behaviour and C99.
7812 2008-02-26 Ben Elliston <bje@au.ibm.com>
7814 * config/rs6000/rs6000.h (ASM_CPU_POWER5_SPEC): Define.
7815 (ASM_CPU_POWER6_SPEC): Likewise.
7816 (ASM_CPU_SPEC): Pass %(asm_cpu_power5) for -mcpu=power5.
7817 Likewise, pass %(asm_cpu_power6) for -mcpu=power6.
7818 (EXTRA_SPECS): Add asm_cpu_power5, asm_cpu_power6 spec strings.
7820 2008-02-25 Richard Guenther <rguenther@suse.de>
7822 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
7823 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
7824 (lookup_decl_from_uid): Declare.
7825 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
7826 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
7827 (decl_for_uid_map): New global hashtable mapping DECL_UID
7829 (init_ttree): Allocate it.
7830 (insert_decl_to_uid_decl_map): New helper function.
7831 (make_node_stat): Insert new decls into the map.
7832 (copy_node_stat): Likewise.
7833 (lookup_decl_from_uid): New function.
7834 (print_decl_for_uid_map_statistics): New helper.
7835 (dump_tree_statistics): Call it.
7837 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
7838 (referenced_var_iterator): Adjust.
7839 (FOR_EACH_REFERENCED_VAR): Adjust.
7840 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
7841 (num_referenced_vars): Adjust.
7842 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
7843 (first_referenced_var): Remove.
7844 (end_referenced_vars_p): Likewise.
7845 (next_referenced_var): Likewise.
7846 (referenced_var_iterator_set): New helper function.
7847 * tree-dfa.c (referenced_var_lookup): Adjust.
7848 (referenced_var_check_and_insert): Likewise.
7849 (remove_referenced_var): Likewise.
7850 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
7851 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
7852 (verify_call_clobbering): Likewise.
7853 (verify_memory_partitions): Likewise.
7854 (init_tree_ssa): Allocate bitmap instead of hashtable for
7856 (delete_tree_ssa): Adjust.
7857 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
7858 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
7859 (compute_tag_properties): Likewise.
7860 (set_initial_properties): Likewise.
7861 (find_partition_for): Likewise.
7862 (update_reference_counts): Likewise.
7863 (dump_may_aliases_for): Likewise.
7864 * tree-ssa-operands.c (add_virtual_operand): Likewise.
7865 (add_call_clobber_ops): Likewise.
7866 (add_call_read_ops): Likewise.
7867 (get_asm_expr_operands): Likewise.
7868 * tree-into-ssa.c (dump_decl_set): Likewise.
7869 (update_ssa): Likewise.
7870 * tree-sra.c (scan_function): Likewise.
7871 (decide_instantiations): Likewise.
7872 (scalarize_parms): Likewise.
7873 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
7874 (dsa_named_for): Likewise.
7875 * tree-ssa-structalias.c (update_alias_info): Likewise.
7876 (merge_smts_into): Likewise.
7878 2008-02-25 Andreas Krebbel <krebbel1@de.ibm.com>
7881 * cse.c (cse_insn): Avoid creation of overlapping MEMs.
7882 * alias.c (nonoverlapping_memrefs_p): Export for use in other modules.
7883 * alias.h (nonoverlapping_memrefs_p): Likewise.
7885 2008-02-25 Jan Beulich <jbeulich@novell.com>
7887 * Makefile.in: Also prefix uses of crt0.o and mcrt0.o with $(T).
7888 * config/i386/netware-libgcc.exp: Add __bswap?i2,
7889 __emultls_get_address, __emultls_register_common,
7890 __floatundi?f, and _Unwind_GetIPInfo.
7891 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration):
7892 Sync with config/i386/winnt.c:gen_stdcall_or_fastcall_suffix().
7893 (gen_regparm_prefix): Likewise.
7894 (i386_nlm_encode_section_info): Sync with
7895 config/i386/winnt.c:i386_pe_encode_section_info().
7896 (i386_nlm_maybe_mangle_decl_assembler_name): New.
7897 i386_nlm_mangle_decl_assembler_name): New.
7898 (netware_override_options): New.
7899 * config/i386/netware.h (netware_override_options): Declare.
7900 (OVERRIDE_OPTIONS): Re-define to netware_override_options.
7901 (i386_nlm_mangle_decl_assembler_name): Declare.
7902 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Define.
7904 2008-02-25 Ben Elliston <bje@au.ibm.com>
7907 * c-decl.c (grokdeclarator): Remove unused local variables
7908 `typedef_type' and `type_as_written'.
7910 (find_rarely_executed_basic_blocks_and_crossing_edges): Remove
7911 unused local variable `has_hot_blocks'.
7912 (fix_crossing_conditional_branches): Remove unused local variable
7915 2008-02-25 Uros Bizjak <ubizjak@gmail.com>
7918 * builtins.def (BUILT_IN_NAN): Define as c99 builtin
7919 using DEF_C99_BUILTIN.
7920 (BUILT_IN_NANF): Ditto.
7921 (BUILT_IN_NANL): Ditto.
7923 2008-02-25 Ayal Zaks <zaks@il.ibm.com>
7924 Revital Eres <eres@il.ibm.com>
7926 * modulo-sched.c (calculate_must_precede_follow): Address TODO
7927 regarding the order of two dependent insns in the same row.
7929 2008-02-25 Eric Botcazou <ebotcazou@adacore.com>
7931 * stor-layout.c (layout_decl): Do not bump the alignment of a
7932 bit-field to more than byte alignment if it is packed.
7934 2008-02-24 David Edelsohn <edelsohn@gnu.org>
7936 * config/rs6000/rs6000.c (processor_costs): Add cache costs for
7939 2008-02-24 Diego Novillo <dnovillo@google.com>
7941 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg01094.html
7944 * tree-vrp.c (vrp_evaluate_conditional): With
7945 -Wtype-limits, emit a warning when comparing against a
7946 constant outside the natural range of OP0's type.
7947 * c.opt (Wtype-limits): Move ...
7948 * common.opt (Wtype-limits): ... here.
7950 2008-02-24 Edmar Wienskoski <edmar@freescale.com>
7952 * config.gcc (powerpc*-*-*): Add new cores e300c2 and e300c3.
7953 * config/rs6000/e300c2c3.md: New file.
7954 * config/rs6000/rs6000.c (processor_costs): Add new costs for
7956 (rs6000_override_options): Add e300c2 and e300c3 cases to
7957 processor_target_table. Do not allow usage of Altivec or Spe
7958 with e300 cores. Initialize rs6000_cost for e300c2 and e300c3.
7959 (rs6000_issue_rate): Set issue rate for e300c2 and e300c3.
7960 * config/rs6000/rs6000.h (processor_type): Add
7961 PROCESSOR_PPCE300C2 and PROCESSOR_PPCE300C3.
7962 (ASM_CPU_SPEC): Add e300c2 and e300c3.
7963 * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce300c2
7964 and ppce300c3. Include e300c2c3.md.
7966 2008-02-23 David Edelsohn <edelsohn@gnu.org>
7968 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Use STRICT_ALIGNMENT
7969 instead of TARGET_STRICT_ALIGN.
7971 2008-02-23 Joseph Myers <joseph@codesourcery.com>
7973 * explow.c (memory_address): Assert that the generated address is
7976 2008-02-23 Francois-Xavier Coudert <coudert@clipper.ens.fr>
7979 * config/darwin-protos.h: Add darwin_patch_builtins prototype.
7980 * config/darwin-ppc-ldouble-patch.def: New file.
7981 * config/rs6000/darwin.h (SUBTARGET_INIT_BUILTINS): New macro.
7982 * config/rs6000/rs6000.c (rs6000_init_builtins): Call
7983 SUBTARGET_INIT_BUILTINS if defined.
7984 * config/darwin.c (darwin_patch_builtin, darwin_patch_builtins):
7987 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
7990 * simplify-rtx.c (simplify_binary_operation_1): Add simplification
7991 of (and X (ior (not X) Y) and (and (ior (not X) Y) X).
7993 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
7996 * c-pch.c (c_common_valid_pch): Make the "too short to be a PCH
7997 file" warning condtional on -Winvalid-PCH.
7999 2008-02-23 Daniel Jacobowitz <dan@codesourcery.com>
8001 * expmed.c (extract_bit_field): Always use adjust_address for MEM.
8003 2008-02-23 Uros Bizjak <ubizjak@gmail.com>
8007 * config/i386/mmx.md (*mov<mode>_internal_rex64): Use "!y" to
8008 prevent reload from using MMX registers.
8009 (*mov<mode>_internal): Ditto.
8010 (*movv2sf_internal_rex64): Ditto.
8011 (*movv2sf_internal): Ditto.
8013 2008-02-23 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8015 PR documentation/31569
8016 * doc/install.texi2html: Use makeinfo --no-number-sections.
8018 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
8020 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check to
8021 ensure that we can address an entire entity > 8 bytes. Don't
8022 generate reg+reg addressing for such data.
8024 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
8026 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Don't overalign
8027 strings when optimizing for size, unless the target cares about
8030 2008-02-22 Tom Tromey <tromey@redhat.com>
8032 * regclass.c (current_pass): Remove declaration.
8034 2008-02-22 Anatoly Sokolov <aesok@post.ru>
8036 * config/avr/libgcc.S (__RAMPZ__): Define.
8037 (__do_copy_data): Add for devices with 128KB code memory.
8039 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
8041 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
8043 * config/rs6000/eabispe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Likewise.
8045 2008-02-22 Hans-Peter Nilsson <hp@axis.com>
8047 * config/cris/cris.h (REG_CLASS_FROM_LETTER): Recognize 'b' for
8050 2008-02-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8053 * c-typeck.c (build_binary_op): Warn about floating point
8054 comparisons if FLOAT_TYPE_P, not only for REAL_TYPE.
8056 2008-02-21 Janis Johnson <janis187@us.ibm.com>
8059 * config/rs6000/rs6000.c (rs6000_altivec_abi): Clarify comment.
8060 (rs6000_explicit_options): Split abi into spe_abi and altivec_abi,
8062 (rs6000_override_options): Set altivec_abi as default, not override,
8063 for 64-bit GNU/Linux; for 32-bit GNU/Linux default to altivec_abi for
8064 TARGET_ALTIVEC; default to TARGET_ALTIVEC_VRSAVE when AltiVec ABI
8065 is used; use new member spe_abi.
8066 (rs6000_handle_option): Set rs6000_explicit_options.vrsave; use
8067 spe_abi and altivec_abi.
8069 2008-02-22 Tomas Bily <tbily@suse.cz>
8071 * tree-vectorizer.c (vect_is_simple_reduction): Fix comment typo.
8073 2008-02-21 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8076 * config.build (build_file_translate): Set to `CMD //c' only if
8078 * Makefile.in (build_file_translate): Improve comment.
8080 2008-02-21 Jan Hubicka <jh@suse.cz>
8082 * predict.def (PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL,
8083 PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL, PRED_CALL,
8084 PRED_TREE_EARLY_RETURN, PRED_NULL_RETURN): Update.
8086 2008-02-21 Michael Matz <matz@suse.de>
8089 * config/i386/i386.c (ix86_expand_branch): Add missing breaks.
8091 2008-02-21 Uros Bizjak <ubizjak@gmail.com>
8093 * config/i386/i386.md (mov<mode>cc): Macroize expander from movsfcc,
8094 movdfcc and movxfcc using X87MODEF mode iterator and SSE_FLOAT_MODE_P
8096 * config/i386/sse.md (<sse>_movup<ssemodesuffixf2c>): Macroize insn
8097 from sse_movups adn sse2_movupd using SSEMODEF2P mode iterator and
8098 SSE_VEC_FLOAT_MODE_P as insn constraint.
8099 (<sse>_movmskp<ssemodesuffixf2c>): Ditto from similar patterns.
8100 (sse4a_movnt<mode>): Macroize insn from sse4a_movntsf and
8101 sse4a_movntdf using MODEF mode iterator.
8102 (sse4a_vmmovnt<mode>): Macroize insn form sse4a_vmmovntv2df and
8103 sse4a_vmmovntv4sf using SSEMODEF2P mode iterator.
8104 (sse4_1_blendp<ssemodesuffixf2c>): Ditto from similar patterns.
8105 (sse4_1_blendvp<ssemodesuffixf2c>): Ditto.
8106 (sse4_1_dpp<ssemodesuffixf2c>): Ditto.
8107 (sse4_1_roundp<ssemodesuffixf2c>): Ditto.
8108 (sse4_1_rounds<ssemodesuffixf2c>): Ditto.
8110 2008-02-21 Richard Guenther <rguenther@suse.de>
8112 * tree.def (PAREN_EXPR): New tree code.
8113 * fold-const.c (fold_unary): Remove PAREN_EXPR around constants
8115 * tree-pretty-print.c (dump_generic_node): Handle PAREN_EXPR.
8116 * expr.c (expand_expr_real_1): Likewise.
8117 * tree-inline.c (estimate_num_insns_1): Likewise.
8118 * tree-complex.c (expand_complex_move): Likewise.
8119 * tree-vectorizer.c (vect_is_simple_use): Treat PAREN_EXPR (x)
8122 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
8125 * config/sh/sh.c (find_barrier): Don't go past 'from' argument.
8127 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
8130 * config/sh/sh.md (jump_compact): Disable for crossing jumps.
8132 * config/sh/sh.c (find_barrier): Don't go past
8133 NOTE_INSN_SWITCH_TEXT_SECTIONS note.
8135 2008-02-20 DJ Delorie <dj@redhat.com>
8137 * config/h8300/h8300.md (insv): Force source operand to be a register.
8139 * config/h8300/h8300.c (h8300_expand_epilogue): Emit return insn
8140 as a jump, not as a plain insn.
8142 2008-02-20 Seongbae Park <seongbae.park@gmail.com>
8144 * doc/invoke.texi (Warning Options): Add new option
8145 -Wframe-larger-than=.
8146 (-Wframe-larger-than): Document.
8148 * flags.h (warn_frame_larger_than, frame_larger_than_size):
8149 Add declarations for new option variables.
8151 * final.c (final_start_function): Check the frame size
8152 before emission and issue a Wframe-larger-than warning.
8154 * opts.c (warn_frame_larger_than, frame_larger_than_size):
8155 Add definitions for new option variables.
8156 (common_handle_option): Handle new option OPT_Wframe_larger_than_.
8158 * common.opt (Wframe-larger-than=): New option.
8160 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
8162 * config/i386/sse.md (<sse>_vmmul<mode>3): Fix typo in asm template.
8163 (<sse>_div<mode>3): Ditto.
8164 (<sse>_vmdiv<mode>3): Ditto.
8165 (<sse>_vmsqrt<mode>2): Ditto.
8166 (*smax<mode>3): Ditto.
8167 (sse5_frcz<mode>2): Ditto.
8168 (sse5_vmfrcz<mode>2): Ditto. Use TARGET_SSE5 instead of TARGET_ROUND
8171 2008-02-20 Richard Guenther <rguenther@suse.de>
8174 * builtins.c (validate_arg): If we want an INTEGER_TYPE,
8175 be happy with INTEGRAL_TYPE_P.
8177 2008-02-20 Richard Guenther <rguenther@suse.de>
8179 * fold-const.c (split_tree): Associate floatig-point expressions
8180 if flag_associative_math is set.
8182 2008-02-20 Richard Guenther <rguenther@suse.de>
8184 * tree.h (fold_real_zero_addition_p): Declare.
8185 * fold-const.c (fold_real_zero_addition_p): Export.
8186 * tree-ssa-reassoc.c (eliminate_using_constants): Also handle
8187 floating-point operations with zero and one.
8189 2008-02-20 Paolo Bonzini <bonzini@gnu.org>
8191 * doc/install.texi: Correct references to CFLAGS, replacing them
8192 with BOOT_CFLAGS. Document flags used during bootstrap for
8195 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
8197 * config/i386/i386.h (SSE_VEC_FLOAT_MODE_P): New define.
8198 * config/i386/i386.md (*sse_setcc<mode>): Macroize from *sse_setccsf
8199 and *sse_setccdf using MODEF mode iterator and SSE_FLOAT_MODE_P as
8201 (smin<mode>3): Ditto from similar patterns.
8202 (smax<mode>3): Ditto.
8203 (*ieee_smin<mode>3): Ditto.
8204 (*ieee_smax<mode>3): Ditto.
8205 * config/i386/sse.md (sse): New mode attribute.
8206 (mov<mode>): Macroize expander from movv4sf and movv2df using
8207 SSEMODEF2P mode iterator.
8208 (<sse>_movnt<mode>): Ditto from similar patterns. Use
8209 SSE_VEC_FLOAT_MODE_P as insn constraint.
8210 (storent<mode>): Ditto.
8211 (storent<mode>): Macroize expander from storentsf and storentdf using
8212 MODEF mode iterator.
8213 (neg<mode>2): Macroize from negv4sf2 and negv2df2 using SSEMODEF2P
8214 mode iterator and SSE_VEC_FLOAT_MODE_P as insn constraint.
8215 (abs<mode>2): Ditto from similar patterns.
8216 (add<mode>3, *add<mode>3, <sse>_vmadd<mode>3): Ditto.
8217 (sub<mode>3, *sub<mode>3, <sse>_vmsub<mode>3): Ditto.
8218 (<sse>_div<mode>3, <sse>_vmdiv<mode>3): Ditto.
8219 (<sse>_vmsqrt<mode>2): Ditto.
8220 (smin<mode>3, *smin<mode>3_finite, *smin<mode>3)
8221 (<sse>_vmsmin<mode>3, *ieee_smin<mode>3): Ditto.
8222 (smax<mode>3, *smax<mode>3_finite, *smax<mode>3)
8223 (<sse>_vmsmax<mode>3, *ieee_smax<mode>3): Ditto.
8224 (<sse>_maskcmp<mode>3): Macroize from sse_maskcmpv4sf3,
8225 sse_maskcmpsf3, sse2_maskcmpv2df3 and sse2_maskcmpdf3 using SSEMODEF4
8226 mode iterator. Use SSE_FLOAT_MODE_P with SSE_VEC_FLOAT_MODE_P as
8228 (<sse>_comi): Macroize from sse_comi and sse2_comi using MODEF mode
8229 iterator and SSE_FLOAT_MODE_P as insn constraint.
8230 (<sse>_ucomi): Ditto from similar patterns.
8231 (<sse>_vmmaskcmp<mode>3): Macroize from sse_vmmaskcmpv4sf3 and
8232 sse2_vmmaskcmpv2df3 using SSEMODEF2P mode iterator and
8233 SSE_VEC_FLOAT_MODE_P as insn constraint.
8234 (vcond<mode>): Ditto from similar patterns.
8235 (and<mode>3, *and<mode>3): Ditto.
8236 (<sse>_nand<mode>3): Ditto.
8237 (ior<mode>3, *ior<mode>3): Ditto.
8238 (xor<mode>3, *xor<mode>3): Ditto.
8239 (*and<mode>3): Macroize from *andsf3 and *anddf3 using MODEF mode
8240 iterator and SSE_FLOAT_MODE_P as insn constraint.
8241 (*nand<mode>3): Ditto from similar patterns.
8242 (*ior<mode>3): Ditto.
8243 (*xor<mode>3): Ditto.
8245 2008-02-20 Ira Rosen <irar@il.ibm.com>
8247 * config/spu/spu.md (vec_unpacku_hi_v8hi, vec_unpacku_lo_v8hi,
8248 vec_unpacks_hi_v8hi, vec_unpacks_lo_v8hi, vec_unpacku_hi_v16qi,
8249 vec_unpacku_lo_v16qi, vec_unpacks_lo_v16qi): Implement.
8251 2008-02-19 Jan Hubicka <jh@suse.cz>
8253 * predict.c (tree_bb_level_predictions): Remove variable next
8254 mistakely introduced by previous commit.
8256 2008-02-19 Jan Hubicka <jh@suse.cz>
8258 * predict.c (predict_paths_leading_to): Rewrite.
8259 (predict_paths_for_bb): New.
8260 (tree_bb_level_predictions): Update call of predict_paths_leading_to.
8262 2008-02-19 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8265 * Makefile.in (build_file_translate): New.
8266 (gcc-vers.texi): Use it for translating $(abs_srcdir).
8267 * config.build (build_file_translate): Set to `CMD //c' on MinGW.
8268 * configure.ac (build_file_translate): Substitute it.
8269 * configure: Regenerate.
8271 2008-02-19 Jan Hubicka <jh@suse.cz>
8273 PR rtl-optimization/34408
8274 * see.c (see_def_extension_not_merged): Copy subreg so we don't have
8277 2008-02-19 Jan Hubicka <jh@suse.cz>
8280 * tree-inline.c (estimate_num_insns_1): Fix counting of cost of
8283 2008-02-19 H.J. Lu <hongjiu.lu@intel.com>
8286 * config/i386/i386-modes.def: Revert the last DI alignment
8287 change until Ada people can look into it.
8289 2008-02-19 Nick Clifton <nickc@redhat.com>
8291 * opts.c (print_specific_help): Fix typo in --help text.
8293 2008-02-19 Jakub Jelinek <jakub@redhat.com>
8296 * config/i386/cpuid.h (__cpuid, __get_cpuid_max): Use special
8297 32-bit inline asm without asm alternatives for host GCC < 3.0.
8299 2008-02-19 Richard Guenther <rguenther@suse.de>
8301 PR tree-optimization/34989
8302 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Re-structure.
8303 Allow propagation to INDIRECT_REF if we can simplify only.
8305 2008-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8307 * c-common.c (warn_for_collisions_1): Use appropriate option when
8310 2008-02-19 Nick Clifton <nickc@redhat.com>
8313 * opts.c (undocumented_msg): Leave blank unless checking is enabled.
8314 (handle_options): Fix indentation.
8315 (print_filtered_help): If no language-specific options were
8316 displayed tell the user how to list all the options supported by
8317 the language's front-end.
8318 (print_specific_help): Fix indentation and remove duplicate line.
8319 (common_handle_option): Handle the -v option.
8320 For --help enable the display of undocumented options if the -v
8321 switch has been included on the command line.
8322 For --help= check for overlaps in the arguments between the option
8323 classes and the language names and issue a warning when they
8324 cannot be disambiguated.
8325 * c.opt (v): Pass on to the common option handler.
8327 2008-02-19 Revital Eres <eres@il.ibm.com>
8329 * modulo-sched.c (sms_schedule): Change dump message when
8330 create_ddg function fails.
8331 (try_scheduling_node_in_cycle): Rename row to cycle.
8332 (print_partial_schedule): Rename CYCLE to ROW.
8334 2008-02-19 Christian Bruel <christian.bruel@st.com>
8335 Zdenek Dvorak <ook@ucw.cz>
8337 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): Check step alignment.
8339 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
8342 * config/i386/i386.md (*x86_movsicc_0_m1_se): New insn pattern.
8343 (*x86_movdicc_0_m1_se): Ditto.
8345 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
8347 * config/i386/sfp-machine.h (__gcc_CMPtype): New typedef.
8348 (CMPtype): Define as __gcc_CMPtype.
8349 * config/rs6000/sfp-machine.h (__gcc_CMPtype): New typedef.
8350 (CMPtype): Define as __gcc_CMPtype.
8352 2008-02-19 Hans-Peter Nilsson <hp@axis.com>
8354 Support valgrind 3.3 for --enable-checking=valgrind.
8355 * system.h: Consolidate ENABLE_VALGRIND_CHECKING-dependent defines
8357 [!VALGRIND_MAKE_MEM_NOACCESS]: Define as VALGRIND_MAKE_NOACCESS.
8358 [!VALGRIND_MAKE_MEM_DEFINED]: Define as VALGRIND_MAKE_READABLE.
8359 [!VALGRIND_MAKE_MEM_UNDEFINED]: Define as VALGRIND_MAKE_WRITABLE.
8360 * ggc-common.c: Remove ENABLE_VALGRIND_CHECKING-dependent defines.
8361 Replace use of VALGRIND_MAKE_READABLE, VALGRIND_MAKE_WRITABLE, and
8362 VALGRIND_MAKE_NOACCESS with VALGRIND_MAKE_MEM_DEFINED,
8363 VALGRIND_MAKE_MEM_UNDEFINED, and VALGRIND_MAKE_MEM_NOACCESS
8365 * ggc-zone.c: Similar.
8366 * ggc-page.c: Similar.
8368 2008-02-19 Paul Brook <paul@codesourcery.com>
8371 * config/arm/ieee754-df.S: Fix do_it typo.
8372 * config/arm/ieee754-sf.S: Fix do_it typo.
8374 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
8377 * config/i386/i386.c (OPTION_MASK_ISA_MMX_SET): New.
8378 (OPTION_MASK_ISA_3DNOW_SET): Likewise.
8379 (OPTION_MASK_ISA_SSE_SET): Likewise.
8380 (OPTION_MASK_ISA_SSE2_SET): Likewise.
8381 (OPTION_MASK_ISA_SSE3_SET): Likewise.
8382 (OPTION_MASK_ISA_SSSE3_SET): Likewise.
8383 (OPTION_MASK_ISA_SSE4_1_SET): Likewise.
8384 (OPTION_MASK_ISA_SSE4_2_SET): Likewise.
8385 (OPTION_MASK_ISA_SSE4_SET): Likewise.
8386 (OPTION_MASK_ISA_SSE4A_SET): Likewise.
8387 (OPTION_MASK_ISA_SSE5_SET): Likewise.
8388 (OPTION_MASK_ISA_3DNOW_A_UNSET): Likewise.
8389 (OPTION_MASK_ISA_MMX_UNSET): Updated.
8390 (OPTION_MASK_ISA_3DNOW_UNSET): Updated.
8391 (OPTION_MASK_ISA_SSE_UNSET): Likewise.
8392 (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
8393 (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
8394 (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
8395 (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
8396 (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
8397 (OPTION_MASK_ISA_SSE5_UNSET): Likewise.
8398 (OPTION_MASK_ISA_SSE4): Removed.
8399 (ix86_handle_option): Turn on bits in ix86_isa_flags and
8400 ix86_isa_flags_explicit with OPTION_MASK_ISA_XXX_SET for -mXXX.
8401 (override_options): Don't turn on implied SSE/MMX bits in
8404 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
8406 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
8409 2008-02-18 Joey Ye <joey.ye@intel.com>
8412 * tree-nested.c (insert_field_into_struct): Set type alignment
8413 to field alignment if the former is less than the latter.
8415 2008-02-18 Jakub Jelinek <jakub@redhat.com>
8417 * BASE-VER: Set to 4.4.0.
8419 2008-02-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8421 * doc/c-tree.texi: Use @dots{} and @enddots{} where appropriate.
8422 * doc/cfg.texi: Likewise.
8423 * doc/extend.texi: Likewise.
8424 * doc/gty.texi: Likewise.
8425 * doc/invoke.texi: Likewise.
8426 * doc/loop.texi: Likewise.
8427 * doc/md.texi: Likewise.
8428 * doc/passes.texi: Likewise.
8429 * doc/rtl.texi: Likewise.
8430 * doc/sourcebuild.texi: Likewise.
8431 * doc/tm.texi: Likewise.
8432 * doc/tree-ssa.texi: Likewise.
8434 2008-02-17 Richard Guenther <rguenther@suse.de>
8437 * tree-complex.c (init_parameter_lattice_values): Handle parameters
8438 without default definition.
8440 2008-02-17 Richard Guenther <rguenther@suse.de>
8442 PR tree-optimization/35231
8443 * tree-vrp.c (register_edge_assert_for): Do not assume A == 0
8446 2008-02-17 Uros Bizjak <ubizjak@gmail.com>
8449 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
8450 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
8451 libgcc_cmp_return mode.
8453 2008-02-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8456 * doc/invoke.texi (-std): Clarify description of -std= and -ansi.
8458 2008-02-16 Ralf Corsepius <ralf.corsepius@rtems.org>
8460 * config/m68k/t-rtems (M68K_MLIB_CPU): Add 5208, 5307, 5407, 5475
8463 2008-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8465 * doc/c-tree.texi: Use `@.' where appropriate.
8466 * doc/extend.texi: Likewise.
8467 * doc/install.texi: Likewise.
8468 * doc/invoke.texi: Likewise.
8469 * doc/loop.texi: Likewise.
8470 * doc/makefile.texi: Likewise.
8471 * doc/md.texi: Likewise.
8472 * doc/passes.texi: Likewise.
8473 * doc/standards.texi: Likewise.
8474 * doc/tm.texi: Likewise.
8476 2008-02-15 Jakub Jelinek <jakub@redhat.com>
8479 * omp-low.c (expand_omp_for_generic): Don't initialize fd->v
8481 (expand_omp_for_static_nochunk): Initialize fd->v in seq_start_bb
8482 rather than in entry_bb.
8484 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
8486 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
8487 libgcc_cmp_return mode.
8489 2008-02-15 Jakub Jelinek <jakub@redhat.com>
8492 * tree-nested.c (convert_call_expr): Put FRAME.* vars into
8493 OMP_CLAUSE_SHARED rather than OMP_CLAUSE_FIRSTPRIVATE clause.
8495 2008-02-15 Richard Guenther <rguenther@suse.de>
8496 Zdenek Dvorak <ook@ucw.cz>
8498 PR tree-optimization/35164
8499 * tree-flow.h (stmt_references_abnormal_ssa_name): Declare.
8500 * tree-dfa.c (stmt_references_abnormal_ssa_name): New function.
8501 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
8502 Only propagate addresses which do not have abnormal SSA_NAMEs
8505 2008-02-15 Joseph Myers <joseph@codesourcery.com>
8508 * config/m68k/m68k.h (DWARF_CIE_DATA_ALIGNMENT): Define.
8510 2008-02-15 Jan Hubicka <jh@suse.cz>
8513 * ipa.c (cgraph_remove_unreachable_nodes): Clear local.inlinable flag.
8515 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
8518 * function.c (pad_to_arg_alignment): Remove test for STACK_BOUNDARY
8519 when calculating alignment_pad.
8521 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
8523 * config/i386/i386.h (CLEAR_RATIO): Use MIN macro.
8524 (WIDEST_HARDWARE_FP_SIZE): Use LONG_DOUBLE_TYPE_SIZE define.
8525 * config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Use MAX macro
8526 and STACK_BOUNDARY define.
8528 2008-02-14 Danny Smith <dannysmith@users.sourceforge.net>
8530 PR preprocessor/35061
8531 * c-pragma.c (handle_pragma_pop_macro): Check that
8532 pushed_macro_table has been allocated.
8534 2008-02-14 Eric Botcazou <ebotcazou@adacore.com>
8537 * gimplify.c (force_gimple_operand_bsi): Revert 2008-02-12 change.
8538 (force_gimple_operand): Likewise.
8539 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Add new cases
8540 for TARGET_MEM_REF and CONVERT_EXPR/NON_LVALUE_EXPR/NOP_EXPR.
8541 Also recurse on the operand for regular VIEW_CONVERT_EXPRs.
8542 (find_interesting_uses_address): Check addressability and alignment
8543 of the base expression only after substituting bases of IVs into it.
8545 2008-02-14 Michael Matz <matz@suse.de>
8548 * function.c (instantiate_virtual_regs_in_insn): Reload address
8549 before falling back to reloading the whole operand.
8551 2008-02-14 Andreas Krebbel <krebbel1@de.ibm.com>
8553 * config/s390/s390.c (s390_mainpool_start): Emit the pool
8554 before the first section switch note.
8556 2008-02-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8558 * doc/bugreport.texi: Update copyright years.
8559 * doc/c-tree.texi: Likewise.
8560 * doc/cfg.texi: Likewise.
8561 * doc/cpp.texi: Likewise.
8562 * doc/cppinternals.texi: Likewise.
8563 * doc/fragments.texi: Likewise.
8564 * doc/frontends.texi: Likewise.
8565 * doc/gcc.texi: Likewise.
8566 * doc/gty.texi: Likewise.
8567 * doc/hostconfig.texi: Likewise.
8568 * doc/implement-c.texi: Likewise.
8569 * doc/libgcc.texi: Likewise.
8570 * doc/loop.texi: Likewise.
8571 * doc/makefile.texi: Likewise.
8572 * doc/options.texi: Likewise.
8573 * doc/passes.texi: Likewise.
8574 * doc/rtl.texi: Likewise.
8575 * doc/sourcebuild.texi: Likewise.
8576 * doc/standards.texi: Likewise.
8577 * doc/tree-ssa.texi: Likewise.
8578 * doc/trouble.texi: Likewise.
8580 * doc/extend.texi: Use @: or add comma where appropriate.
8581 * doc/invoke.texi: Likewise.
8582 * doc/tm.texi: Likewise.
8584 2008-02-14 Alan Modra <amodra@bigpond.net.au>
8587 * config/rs6000/rs6000.md (restore_stack_block): Force operands[1]
8590 2008-02-14 Jesper Nilsson <jesper.nilsson@axis.com>
8592 * doc/md.texi (clz, ctz): Add reference.
8593 * doc/rtl.texi (clz, ctz): Likewise.
8595 2008-02-13 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8598 * Makefile.in (gcc-vers.texi): Use abs_srcdir for the value of
8601 2008-02-13 Andreas Krebbel <krebbel1@de.ibm.com>
8603 * config/s390/s390.c (struct constant_pool): New field
8604 emit_pool_after added.
8605 (s390_mainpool_start): Set the emit_pool_after flag according
8606 to the section switch notes.
8607 (s390_mainpool_finish): Consider emit_pool_after when emitting
8608 the literal pool at the end of the function.
8609 (s390_chunkify_start): Force literal pool splits at section
8612 2008-02-13 Michael Matz <matz@suse.de>
8615 * var-tracking.c (clobber_variable_part): Correctly traverse the
8618 2008-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8621 * doc/invoke.texi (Debugging Options): Remove -fdump-tree-inlined.
8622 Add -fdump-ipa-inline.
8623 * tree-dump.c (dump_files): Remove tree-inlined dump.
8624 * tree-pass.h (tree_dump_index): Remove TDI_inlined.
8626 2008-02-12 Richard Guenther <rguenther@suse.de>
8628 PR tree-optimization/35171
8629 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Deal with
8632 2008-02-12 Richard Guenther <rguenther@suse.de>
8635 * fold-const.c (fold_widened_comparison): Use get_unwidened in
8636 value-preserving mode. Disallow final truncation.
8638 2008-02-12 Eric Botcazou <ebotcazou@adacore.com>
8641 * gimplify.c (force_gimple_operand_bsi): Move SSA renaming
8642 code from here to...
8643 (force_gimple_operand): ...here.
8645 2008-02-12 Jakub Jelinek <jakub@redhat.com>
8648 * tree-sra.c (sra_build_assignment): fold_convert SRC if copying
8649 non-compatible pointers.
8650 (generate_element_copy): If SRC and DST are RECORD_TYPEs with
8651 different FIELD_DECLs, try harder by comparing field offsets, sizes
8655 * function.c (match_asm_constraints_1): Don't replace the same input
8658 2008-02-12 Anatoly Sokolov <aesok@post.ru>
8660 * config/avr/avr.h (AVR_HAVE_RAMPZ): Define.
8661 * config/avr/avr.c (expand_prologue): Save RAMPZ register.
8662 (expand_epilogue): Restore RAMPZ register.
8663 * config/avr/avr.md (RAMPZ_ADDR): New constant.
8665 2008-02-11 Kai Tietz <kai.tietz@onevision.com>
8667 * config/i386/cygwin.asm: (__alloca): Correct calling
8668 convention and alignment.
8669 (__chkstk): Force 8 byte stack alignment.
8671 2008-02-11 Uros Bizjak <ubizjak@gmail.com>
8672 Richard Guenther <rguenther@suse.de>
8674 PR tree-optimization/33992
8675 * tree-ssa-loop-im.c (rewrite_bittest): Fixup the type of
8676 the zero we compare against.
8678 2008-02-10 Danny Smith <dannysmith@users.sourceforge.net>
8681 * gthr-win32.h (__gthread_mutex_destroy_function): New function
8682 to CloseHandle after unlocking to prevent accumulation of handle
8685 2008-02-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8688 * pa.c (legitimize_pic_address): Add REG_EQUAL note on sets with a
8689 pic_label_operand source. Similarly, add a REG_LABEL_OPERAND note
8690 and update LABEL_NUSES during and after reload.
8692 2008-02-08 Steven Bosscher <stevenb.gcc@gmail.com>
8695 * combine.c (simplify_if_then_else): Make sure the comparison is
8696 against const0_rtx when simplifying to (abs x) or (neg (abs X)).
8698 2008-02-08 Richard Sandiford <rsandifo@nildram.co.uk>
8701 * double-int.h: Don't include gmp.h for GENERATOR_FILEs.
8702 (mpz_set_double_int, mpz_get_double_int): Hide from GENERATOR_FILEs.
8703 * real.h: Don't include gmp.h or mpfr.h for GENERATOR_FILEs.
8704 (real_from_mpfr, mpfr_from_real): Hide from GENERATOR_FILEs.
8705 * tree.h (get_type_static_bounds): Likewise.
8707 2008-02-08 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8709 * doc/invoke.texi (Option Summary, C++ Dialect Options)
8710 (Objective-C and Objective-C++ Dialect Options, Warning Options):
8711 Make -Wfoo language annotations match what the compiler outputs.
8713 2008-02-08 Sa Liu <saliu@de.ibm.com>
8715 * config/spu/spu-builtins.def: Fixed wrong parameter type in spu
8716 intrinsics spu_convts, spu_convtu, spu_convtf.
8718 2008-02-08 Hans-Peter Nilsson <hp@axis.com>
8720 * doc/extend.texi (Function Attributes) <noinline>: Mention
8721 asm ("") as method to keep calls.
8723 2008-02-07 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8726 * doc/options.texi (Options): Replace references to opts.sh with
8728 * opts-common.c: Likewise.
8729 * optc-gen.awk: Likewise.
8731 2008-02-07 Andreas Krebbel <krebbel1@de.ibm.com>
8733 * config/s390/s390.h (FUNCTION_ARG_REGNO_P): Fix fprs for 64 bit.
8735 2008-02-07 Richard Henderson <rth@redhat.com>
8738 * config/alpha/alpha.c (alpha_emit_xfloating_compare): Use an
8739 EXPR_LIST for the REG_EQUAL instead of a comparison with a
8742 2008-02-07 Uros Bizjak <ubizjak@gmail.com>
8744 PR tree-optimization/35085
8745 * tree-ssa-reassoc.c (rewrite_expr_tree): Enable destructive update
8746 for operand entry oe2 in addition to operand entry oe3 in order to
8747 expose more opportunities for vectorizer sum reduction.
8749 2008-02-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8752 * Makefile.in (LIBS): Remove $(GMPLIBS).
8753 (cc1-dummy, cc1): Add $(GMPLIBS).
8755 2008-02-06 Jan Hubicka <jh@suse.cz>
8758 * i386.md (moddf_integer): Do not produce partial memory stalls for
8759 targets where it hurts.
8761 2008-02-06 Uros Bizjak <ubizjak@gmail.com>
8764 * optabs.c (expand_float): Do not check for decimal modes when
8765 expanding unsigned integer through signed conversion.
8767 2008-02-06 Nick Clifton <nickc@redhat.com>
8769 * config/stormy16/stormy16.md (eqbranchsi): Replace a match_dup
8770 inside the clobber with a match_operand and duplicated operand
8771 number in the constraint.
8772 (ineqbranchsi): Delete redundant comment.
8774 2008-02-06 Ralf Corsepius <ralf.corsepius@rtems.org>
8776 * config/arm/rtems-elf.h (TARGET_OS_CPP_BUILTINS): Add
8777 builtin_define ("__USE_INIT_FINI__").
8778 * config/h8300/t-rtems (MULTILIB_OPTION,MULTILIB_DIRNAMES): Add
8780 * gthr-rtems.h: Remove __GTHREAD_MUTEX_INIT.
8782 2008-02-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8784 PR documentation/30330
8785 * doc/invoke.texi (C++ Dialect Options)
8786 (Objective-C and Objective-C++ Dialect Options, Warning Options):
8787 For each warning option -Wfoo that allows -Wno-foo, ensure both
8788 -Wfoo and -Wno-foo are listed in the option index. Fix index
8789 entry of -Wswitch-default, index -Wnormalized= including the
8790 `=', and -Wlarger-than-@var{len} including @var{len}.
8792 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
8794 * config/i386/i386.md (floatunssisf2): Use
8795 ix86_expand_convert_uns_sisf_sse also for TARGET_SSE.
8796 (floatunssi<mode>2): Rename from floatunssisf2 and floatunssidf2.
8797 Macroize expander using MODEF mode iterator.
8799 2008-02-05 Diego Novillo <dnovillo@google.com>
8801 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00140.html
8804 * tree-vrp.c (vrp_evaluate_conditional): Revert fix for PR 33738.
8806 2008-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8809 * toplev.c (print_version): Honor `indent' for GMP/MPFR warnings.
8811 2008-02-05 H.J. Lu <hongjiu.lu@intel.com>
8814 * config/i386/i386.c (ix86_function_sseregparm): Add an arg
8815 to indicate if a message should be generated.
8816 (init_cumulative_args): Updated.
8817 (function_value_32): Likewise.
8819 2008-02-05 Joseph Myers <joseph@codesourcery.com>
8821 * doc/include/texinfo.tex: Update to version 2008-02-04.16.
8823 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
8826 * config/i386/i386.md (floatunsisf2): Enable for TARGET_SSE_MATH only.
8827 Call ix86_expand_convert_uns_sisf_sse for TARGET_SSE2.
8829 2008-02-04 Diego Novillo <dnovillo@google.com>
8831 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00110.html
8834 * tree-vrp.c (vrp_evaluate_conditional): With
8835 -Wtype-limits, emit a warning when comparing against a
8836 constant outside the natural range of OP0's type.
8838 2008-02-04 Richard Guenther <rguenther@suse.de>
8841 * expr.c (count_type_elements): Give for unions instead of
8844 2008-02-04 Richard Guenther <rguenther@suse.de>
8847 * gimplify.c (gimplify_init_ctor_eval): Convert array indices
8848 to TYPE_DOMAINs base type instead of using bitsizetype here.
8850 2008-02-03 Jason Merrill <jason@redhat.com>
8852 * print-tree.c (print_node) [CONSTRUCTOR]: Print elements.
8854 2008-02-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8857 * doc/invoke.texi (C++ Dialect Options, Optimize Options)
8858 (HPPA Options, i386 and x86-64 Options, IA-64 Options)
8859 (RS/6000 and PowerPC Options): Fix typos and markup.
8860 * doc/passes.texi (Tree-SSA passes): Likewise.
8862 2008-02-02 Michael Matz <matz@suse.de>
8865 * postreload-gcse.c (record_last_reg_set_info_regno): Renamed
8866 from record_last_reg_set_info.
8867 (record_last_reg_set_info): Take an RTX argument, iterate over all
8868 constituent hardregs.
8869 (record_last_set_info, record_opr_changes): Change calls to
8870 new signature or to record_last_reg_set_info_regno.
8872 2008-02-02 Gerald Pfeifer <gerald@pfeifer.com>
8874 * doc/extend.texi (X86 Built-in Functions): Fix grammar.
8876 2008-02-01 Hans-Peter Nilsson <hp@axis.com>
8878 PR rtl-optimization/34773
8879 * reg-notes.def (EQUAL): Mention significance of combination of
8880 REG_EQUAL and REG_RETVAL.
8881 * fwprop.c (try_fwprop_subst): Don't add REG_EQUAL to an
8882 insn that has a REG_RETVAL.
8884 2008-02-01 Roger Sayle <roger@eyesopen.com>
8887 * configure.ac (--enable-fixed-point): Disable unless explicitly
8889 * configure: Regenerate.
8891 2008-02-01 Richard Guenther <rguenther@suse.de>
8894 * invoke.texi (-finline-limit): Remove no longer true parts
8895 of the documentation. Note that there is no default value.
8897 2008-02-01 Andrew Pinski <pinskia@gmail.com>
8898 Mark Mitchell <mark@codesourcery.com>
8899 Ben Elliston <bje@au.ibm.com>
8902 * doc/extend.texi (Other Builtins): Document.
8904 2008-01-31 Tom Browder <tom.browder@gmail.com>
8906 * doc/c-tree.texi (Types): Fix grammar.
8907 (Expression trees): Ditto.
8908 * doc/passes.texi (Tree-SSA passes): Ditto.
8910 * doc/configterms.texi (Configure Terms): Fix typo.
8911 * doc/cpp.texi (Common Predefined Macros): Ditto.
8912 * doc/md.texi (Machine Constraints): Ditto.
8914 * doc/makefile.texi (Makefile): Add comma.
8916 2008-01-31 Tom Browder <tom.browder@gmail.com>
8917 Gerald Pfeifer <gerald@pfeifer.com>
8919 * doc/sourcebuild.texi (Front End): Remove references to CVS
8920 and CVSROOT/modules.
8921 (Texinfo Manuals): Replace reference to CVS by one to SVN.
8922 (Back End): Remove reference to CVS.
8924 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
8927 * config/mips/mips.c (gen_load_const_gp): New function, taking a
8929 (mips16_gp_pseudo_reg): ...here.
8930 * config/mips/mips.md (load_const_gp): Replace with...
8931 (load_const_gp_<mode>): ...this :P-based insn.
8933 2008-01-31 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8935 * doc/invoke.texi (-ansi): Mention explicitly corresponding -std=
8936 options. Minor fixes.
8937 (-std): Move reference to standards closer to where language
8938 standards are first mentioned.
8940 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
8942 PR rtl-optimization/34995
8943 * reload.c (alternative_allows_const_pool_ref): Take an rtx
8944 parameter and return a bool. If the rtx parameter is nonnull,
8945 check that it satisfies an EXTRA_MEMORY_CONSTRAINT.
8946 (find_reloads): Update call accordingly. Pass the new operand
8947 if it needed no address reloads, otherwise pass null.
8949 2008-01-30 Richard Henderson <rth@redhat.com>
8952 * tree.c (build_type_attribute_qual_variant): Skip TYPE_DOMAIN
8953 for unbounded arrays.
8955 2008-01-30 Silvius Rus <rus@google.com>
8957 * config/i386/xmmintrin.h (_mm_prefetch): Add const to first arg.
8959 2008-01-30 Jan Hubicka <jh@suse.cz>
8962 * i386.c (init_cumulative_args): Use real function declaration when
8965 2008-01-30 Richard Sandiford <rsandifo@nildram.co.uk>
8967 PR rtl-optimization/34998
8968 * global.c (build_insn_chain): Treat non-subreg_lowpart
8969 SUBREGs of pseudos as clobbering all the words covered by the
8970 SUBREG, not just all the bytes.
8971 * ra-conflict.c (clear_reg_in_live): Likewise. Take the
8972 original df_ref rather than an extract parameter.
8973 (global_conflicts): Update call accordingly.
8975 2008-01-30 Andreas Krebbel <krebbel1@de.ibm.com>
8977 * config/s390/fixdfdi.h (__fixunstfdi, __fixtfdi): Rearrange
8978 the overflow check to make it easier to read.
8979 (__fixtfdi): Change the type of the ll member in union
8980 long_double to UDItype_x.
8982 2008-01-30 Jakub Jelinek <jakub@redhat.com>
8985 * cgraph.h (cgraph_update_edges_for_call_stmt): New prototype.
8986 * cgraph.c (cgraph_update_edges_for_call_stmt): New function.
8987 * tree-inline.c (fold_marked_statements): Call
8988 cgraph_update_edges_for_call_stmt if folding a call statement.
8989 * cgraphunit.c (verify_cgraph_node): Set cfun to this_cfun for
8990 debug_generic_stmt calls, reset it back afterwards.
8993 * c-decl.c (start_decl): Don't pedwarn about TREE_READONLY
8995 * c-typeck.c (build_external_ref): Don't pedwarn about
8996 static vars in current function's scope.
8998 2008-01-29 Joseph Myers <joseph@codesourcery.com>
9000 * config.gcc (i[34567]86-*-nto-qnx*): Remove deprecation.
9002 2008-01-29 Bernhard Fischer <aldot@gcc.gnu.org>
9005 * ipa-struct-reorg.c: Fix spelling.
9006 * params.def: Ditto.
9008 2008-01-29 Richard Guenther <rguenther@suse.de>
9011 * tree-inline.h (struct copy_body_data): Add remapping_type_depth
9013 * tree-inline.c (remap_type): Increment remapping_type_depth
9014 around remapping types.
9015 (copy_body_r): Only add referenced variables if they are referenced
9016 from code, not types.
9018 2008-01-29 Douglas Gregor <doug.gregor@gmail.com>
9029 * c-pretty-print.c (pp_c_type_qualifier_list): Don't try to print
9030 qualifiers for an ERROR_MARK_NODE or a NULL_TREE.
9032 2008-01-28 Andy Hutchinson <hutchinsonandy@netscape.net>
9035 * config/avr/avr.c (expand_prologue): Use correct QI mode frame
9036 pointer for tiny stack.
9038 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
9040 * doc/tree-ssa.texi: Add cindex PHI nodes and improve wording.
9042 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
9044 * config/vx-common.h: Fix typo in comment.
9046 2008-01-28 Ian Lance Taylor <iant@google.com>
9050 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Don't
9051 coalesce pointers if they have different DECL_NO_TBAA_P values.
9052 * tree-ssa-copy.c (may_propagate_copy): Don't propagate copies
9053 between variables with different DECL_NO_TBAA_P values.
9055 2008-01-28 Nathan Froyd <froydnj@codesourcery.com>
9058 * config/rs6000/rs6000.c (small_data_operand): Vectors and floats
9059 are not legitimate small data references on SPE targets.
9061 2008-01-28 David Daney <ddaney@avtrex.com>
9063 * doc/install.texi (mips-*-*): Recommend binutils 2.18.
9065 2008-01-28 David Daney <ddaney@avtrex.com>
9067 * doc/install.texi (--disable-libgcj-bc): Reword documentation.
9069 2008-01-27 Joseph Myers <joseph@codesourcery.com>
9071 * config.gcc (strongarm*-*, ep9312*-*, xscale*-*, parisc*-*,
9072 m680[012]0-*, *-*-beos*, *-*-kaos*, *-*-linux*aout*,
9073 *-*-linux*libc1*, *-*-solaris2.[0-6], *-*-solaris2.[0-6].*,
9074 *-*-sysv*, *-*-windiss*, alpha*-*-unicosmk*, cris-*-aout,
9075 hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
9076 i[34567]86-sequent-ptx4*, i[34567]86-*-nto-qnx*,
9077 i[34567]86-*-sco3.2v5*, i[34567]86-*-uwin*, powerpc-*-chorusos*,
9078 vax-*-bsd*, vax-*-ultrix*): Mark obsolete.
9080 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
9082 * basic-block.h (condjump_equiv_p): Fix comment.
9084 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
9086 * tree-pretty-print.c (print_generic_decl, print_generic_stmt,
9087 print_generic_stmt_indented): Fix comment.
9089 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
9091 * configure.ac (__stack_chk_fail): Add detecion for availability
9092 of SSP in uClibc by checking if __UCLIBC_HAS_SSP__ is defined.
9093 * configure: Regenerate.
9095 2008-01-26 Maxim Kuvyrkov <maxim@codesourcery.com>
9098 * final.c (output_addr_const): Handle TRUNCATE.
9100 2008-01-26 Zdenek Dvorak <ook@ucw.cz>
9103 * tree-ssa-loop-ivopts.c (comp_cost): New type.
9104 (zero_cost, infinite_cost): New constants.
9105 (struct cost_pair): Change type of cost to comp_cost.
9106 (struct iv_ca): Change type of cand_use_cost and cost to comp_cost.
9107 (new_cost, add_costs, sub_costs, compare_costs, infinite_cost_p):
9109 (set_use_iv_cost, force_expr_to_var_cost, force_var_cost,
9110 split_address_cost, ptr_difference_cost, difference_cost,
9111 get_computation_cost_at, get_computation_cost,
9112 determine_use_iv_cost_generic, determine_use_iv_cost_address,
9113 determine_use_iv_cost_condition, determine_use_iv_costs,
9114 cheaper_cost_pair, iv_ca_recount_cost, iv_ca_set_no_cp,
9115 iv_ca_set_cp, iv_ca_cost, iv_ca_new, iv_ca_dump, iv_ca_extend,
9116 iv_ca_narrow, iv_ca_prune, try_improve_iv_set, find_optimal_iv_set):
9117 Change type of cost to comp_cost.
9118 (determine_iv_cost): Increase cost of non-original ivs, instead
9119 of decreasing the cost of original ones.
9120 (get_address_cost): Indicate the complexity of the addressing mode
9122 (try_add_cand_for): Prefer using ivs not specific to some object.
9123 * tree-flow.h (force_expr_to_var_cost): Declaration removed.
9125 2008-01-26 Peter Bergner <bergner@vnet.ibm.com>
9126 Janis Johnson <janis187@us.ibm.com>
9129 * doc/tm.texi (TARGET_EXPAND_TO_RTL_HOOK): Document.
9130 (TARGET_INSTANTIATE_DECLS): Likewise.
9131 * target.h (expand_to_rtl_hook): New target hook.
9132 (instantiate_decls): Likewise.
9133 * function.c (instantiate_decl): Make non-static. Rename to...
9134 (instantiate_decl_rtl): ... this.
9135 (instantiate_expr): Use instantiate_decl_rtl.
9136 (instantiate_decls_1): Likewise.
9137 (instantiate_decls): Likewise.
9138 (instantiate_virtual_regs: Call new instantiate_decls taget hook.
9139 * function.h (instantiate_decl_rtl): Add prototype.
9140 * cfgexpand.c (target.h): New include.
9141 (tree_expand_cfg): Call new expand_to_rtl_hook target hook.
9142 * target-def.h (TARGET_EXPAND_TO_RTL_HOOK): New define.
9143 (TARGET_INSTANTIATE_DECLS): Likewise.
9144 (TARGET_INITIALIZER): New target hooks added.
9145 * config/rs6000/rs6000-protos.h (rs6000_secondary_memory_needed_rtx):
9147 * config/rs6000/rs6000.c (tree-flow.h): New include.
9148 (machine_function): Add sdmode_stack_slot field.
9149 (rs6000_alloc_sdmode_stack_slot): New function.
9150 (rs6000_instantiate_decls): Likewise.
9151 (rs6000_secondary_memory_needed_rtx): Likewise.
9152 (rs6000_check_sdmode): Likewise.
9153 (TARGET_EXPAND_TO_RTL_HOOK): Target macro defined.
9154 (TARGET_INSTANTIATE_DECLS): Likewise.
9155 (rs6000_hard_regno_mode_ok): Allow SDmode.
9156 (num_insns_constant): Likewise. Handle _Decimal32 constants.
9157 (rs6000_emit_move): Handle SDmode.
9158 (function_arg_advance): Likewise.
9159 (function_arg): Likewise.
9160 (rs6000_gimplify_va_arg): Likewise. Add special handling of
9161 SDmode var args for 32-bit compiles.
9162 (rs6000_secondary_reload_class): Handle SDmode.
9163 (rs6000_output_function_epilogue): Likewise.
9164 (rs6000_function_value): Simplify if statement.
9165 (rs6000_libcall_value): Likewise.
9166 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Handle SDmode.
9167 (SECONDARY_MEMORY_NEEDED_RTX): Add define.
9168 * config/rs6000/dfp.md (movsd): New define_expand and splitter.
9169 (movsd_hardfloat): New define_insn.
9170 (movsd_softfloat): Likewise.
9171 (movsd_store): Likewise.
9172 (movsd_load): Likewise.
9173 (extendsddd2): Likewise.
9174 (extendsdtd2): Likewise.
9175 (truncddsd2): Likewise.
9176 (movdd_hardfloat64): Fixup comment.
9177 (UNSPEC_MOVSD_LOAD): New constant.
9178 (UNSPEC_MOVSD_STORE): Likewise.
9180 2008-01-26 Jakub Jelinek <jakub@redhat.com>
9183 * c-pretty-print.c (pp_c_exclusive_or_expression): Handle
9185 (pp_c_logical_and_expression): Handle TRUTH_AND_EXPR.
9186 (pp_c_logical_or_expression): Handle TRUTH_OR_EXPR.
9187 (pp_c_expression): Handle TRUTH_AND_EXPR, TRUTH_OR_EXPR
9190 2008-01-26 David Edelsohn <edelsohn@gnu.org>
9193 * config.gcc: Separate AIX 5.3 from AIX 6.1.
9194 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
9195 __LONGDOUBLE128 too.
9196 * config/rs6000/aix61.h: New file.
9198 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
9200 PR rtl-optimization/34959
9201 * optabs.c (expand_unop): In libcall notes, give ffs, clz, ctz,
9202 popcount and parity rtxes the same mode as their operand.
9203 Truncate or extend the result to the return value's mode
9206 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
9209 * config/mips/mips-protos.h (mips_expand_call): Return an rtx.
9210 * config/mips/mips.h (FIRST_PSEUDO_REGISTER): Rename FAKE_CALL_REGNO
9211 to GOT_VERSION_REGNUM.
9212 (CALL_REALLY_USED_REGISTERS): Set the GOT_VERSION_REGNUM entry to 0.
9213 (EPILOGUE_USES): Include GOT_VERSION_REGNUM if TARGET_USE_GOT.
9214 * config/mips/mips.c (mips_emit_call_insn): New function.
9215 (mips_call_tls_get_addr): Call mips_expand_call directly.
9216 (mips16_copy_fpr_return_value): Use mips_emit_call_insn rather than
9218 (mips16_build_call_stub): Likewise. Return the call insn or null.
9219 (mips_expand_call): Update the call to mips16_build_call_stub
9220 accordingly and a remove redundant condition. Assert that MIPS16
9221 stubs do not use lazy binding. Use mips_emit_call_insn and return
9223 (mips_extra_live_on_entry): Include GOT_VERSION_REGNUM if
9225 (mips_hard_regno_mode_ok_p): Allow SImode for GOT_VERSION_REGNUM.
9226 (mips_avoid_hazard): Remove hazard_set handling.
9227 * config/mips/mips.md (UNSPEC_EH_RECEIVER): Rename to...
9228 (UNSPEC_RESTORE_GP): ...this.
9229 (UNSPEC_SET_GOT_VERSION, UNSPEC_UPDATE_GOT_VERSION): New constants.
9230 (FAKE_CALL_REGNO): Rename to...
9231 (GOT_VERSION_REGNUM): ...this.
9232 (type): Add "ghost" value. Add an associated insn reservation.
9233 (hazard_set): Remove.
9234 (exception_receiver): Rename to...
9235 (restore_gp): ...this and update the unspec identifier accordingly.
9236 (exception_receiver, nonlocal_got_receiver): New expanders.
9237 (load_call<mode>): Use GOT_VERSION_REGNUM. Don't set
9238 FAKE_CALL_REGNO. Remove hazard_set attribute.
9239 (set_got_version, update_got_version): New patterns.
9241 2008-01-26 Danny Smith <dannysmith@users.sourceforge.net>
9244 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Define.
9246 2008-01-25 Joseph Myers <joseph@codesourcery.com>
9249 * doc/install.texi2html: Generate gcc-vers.texi.
9251 2008-01-25 DJ Delorie <dj@redhat.com>
9253 * config/m32c/m32c.h (ASM_PREFERRED_EH_DATA_FORMAT): Define.
9255 2008-01-25 Joseph Myers <joseph@codesourcery.com>
9257 * config/c4x: Remove directory.
9258 * config.gcc (crx-*, mt-*): Mark obsolete.
9259 (c4x-*, tic4x-*, c4x-*-rtems*, tic4x-*-rtems*, c4x-*, tic4x-*,
9260 h8300-*-rtemscoff*, ns32k-*-netbsdelf*, ns32k-*-netbsd*,
9261 sh-*-rtemscoff*): Remove cases.
9262 * defaults.h (C4X_FLOAT_FORMAT): Remove.
9263 * real.c (encode_c4x_single, decode_c4x_single,
9264 encode_c4x_extended, decode_c4x_extended, c4x_single_format,
9265 c4x_extended_format): Remove.
9266 * real.h (c4x_single_format, c4x_extended_format): Remove.
9267 * doc/extend.texi (interrupt, naked): Remove mention of attributes
9269 (Pragmas): Remove comment about c4x pragmas.
9270 * doc/install.texi (c4x): Remove target-specific instructions.
9271 * doc/invoke.texi (TMS320C3x/C4x Options): Remove.
9272 * doc/md.texi (Machine Constraints): Remove C4x documentation.
9273 * doc/tm.texi (MEMBER_TYPE_FORCES_BLK, c_register_pragma): Do not
9274 refer to C4x source files as examples.
9275 (C4X_FLOAT_FORMAT): Remove documentation.
9277 2008-01-25 Bernd Schmidt <bernd.schmidt@analog.com>
9279 * config/bfin/bfin.c (override_options): Reorder tests so that
9280 flag_pic gets enabled for -msep-data.
9282 2008-01-25 Richard Guenther <rguenther@suse.de>
9285 * expr.c (expand_expr_real_1): Reduce result of LSHIFT_EXPR
9286 to its bitfield precision if required.
9288 2008-01-25 Jakub Jelinek <jakub@redhat.com>
9291 * tree-nested.c (walk_omp_for): New function.
9292 (convert_nonlocal_reference, convert_local_reference): Call
9293 walk_omp_for on OMP_FOR.
9294 (convert_call_expr): Call walk_body on OMP_FOR's
9295 OMP_FOR_PRE_INIT_BODY.
9297 2008-01-25 Richard Guenther <rguenther@suse.de>
9299 PR tree-optimization/34966
9300 * tree-ssa-math-opts.c (execute_cse_sincos_1): For all but
9301 default defs and PHI_NODEs we have to insert after the
9304 2008-01-24 Nick Clifton <nickc@redhat.com>
9306 * config/stormy16/stormy16-lib2.c (MIN_UNITS_PER_WORD):
9307 Provide a default definition.
9308 (LIBGCC2_UNITS_PER_WORD): Likewise.
9310 * config/stormy16/stormy16.c: Include df.h for the prototype
9311 for df_regs_ever_live_p.
9312 (xstormy16_expand_builtin_va_start): Convert the stack offset
9313 into a component_ref and then use POINTER_PLUS_EXPR to add it
9314 to the incoming_virtual_args_rtx.
9315 (xstormy16_gimplify_va_arg_expr): Rename to
9316 xstormy16_gimplify_va_arg_expr.
9317 Use POINTER_PLUS_EXPR when performing pointer arithmetic.
9318 (TARGET_GIMPLIFY_VA_ARG_EXPR): Use renamed
9319 xstormy16_gimplify_va_arg_expr.
9320 Fix up some formatting issues.
9322 * config/stormy16/stormy16.c: (xstormy16_carry_plus_operand):
9323 Move to predicates.md.
9324 (xs_hi_general_operand): Likewise.
9325 (xs_hi_nonmemory_operand): Likewise.
9326 * config/stormy16/predicates.md:
9327 (xstormy16_carry_plus_operand): New predicate.
9328 (xs_hi_general_operand): New predicate.
9329 (xs_hi_nonmemory_operand): New predicate.
9330 * config/stormy16/stormy16-protos.h:
9331 (xstormy16_carry_plus_operand): Delete prototype.
9332 (xs_hi_general_operand): Likewise.
9333 (xs_hi_nonmemory_operand): Likewise.
9335 * config/storm16/stormy16.md (addhi3): Remove earlyclobber
9336 modifiers as they are no longer needed and they can trigger
9337 reload spill failures.
9339 * config/storm16/stormy16.md (ineqbranchsi): Replace match_dup
9340 with a match_operand in order to help reload.
9342 * config/storm16/stormy16.md (movhi_internal): Replace 'r'
9343 constraint with 'e' for the 8th alternative as this version of
9344 the mov.w instruction only accepts the lower 8 registers.
9346 2008-01-25 Uros Bizjak <ubizjak@gmail.com>
9349 * simplifx-rtx.c (simplify_const_binary_operation) [VEC_CONCAT]:
9350 Consider only CONST_INT, CONST_DOUBLE and CONST_FIXED as constant
9353 2008-01-25 Jakub Jelinek <jakub@redhat.com>
9356 * gimplify.c (gimplify_omp_for): Gimplify OMP_FOR_PRE_BODY.
9358 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
9360 * ipa-struct-reorg.c (remove_str_allocs_in_func, remove_str_allocs):
9362 (remove_structure): Update allocations list before removing structure.
9364 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
9366 * ipa-struct-reorg.c (is_safe_cond_expr,
9367 create_new_stmts_for_cond_expr): Use integer_zerop function,
9368 that recognize not only zero-pointer, but zero-integer too.
9370 2008-01-25 Ben Elliston <bje@au.ibm.com>
9373 * fixproto: Escape "." in sed expression that strips leading "./".
9375 2008-01-24 H.J. Lu <hongjiu.lu@intel.com>
9378 * gcc.c (SWITCH_OK): Removed.
9379 (SWITCH_LIVE): Changed to bit.
9380 (SWITCH_FALSE): Likewise.
9381 (SWITCH_IGNORE): Likewise.
9382 (switchstr): Change live_cond to unsigned int.
9383 (process_command): Replace SWITCH_OK with 0.
9384 (do_self_spec): Likewise.
9385 (set_collect_gcc_options): Check the SWITCH_IGNORE bit.
9386 (give_switch): Likewise.
9387 (used_arg): Likewise.
9388 (do_spec_1): Set the SWITCH_IGNORE bit.
9389 (check_live_switch): Check both SWITCH_LIVE and SWITCH_FALSE
9390 bits. Set the SWITCH_LIVE bit.
9392 2008-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
9394 * config/s390/s390.h (MOVE_RATIO): Define new target macro.
9396 2008-01-24 Richard Sandiford <rsandifo@nildram.co.uk>
9398 PR tree-optimization/34472
9399 * ipa-struct-reorg.c (safe_cond_expr_check): Change the DATA
9400 parameter to a "bool *" and set *DATA to false if there is
9401 an unsafe access. Do not delete the structure here.
9402 (check_cond_exprs): Delete it here instead.
9403 (check_cond_exprs, exclude_cold_structs): Do not increase
9404 I when removing a structure.
9406 2008-01-24 Uros Bizjak <ubizjak@gmail.com>
9409 * config/i386/i386.c (ix86_expand_vector_init): Consider only
9410 CONST_INT, CONST_DOUBLE and CONST_FIXED as constant vector elements.
9412 2008-01-24 Jakub Jakub Jelinek <jakub@redhat.com>
9415 * tree-stdarg.c (reachable_at_most_once): Use VEC vector instead of
9416 a fixed vector for stack.
9418 2008-01-24 Ben Elliston <bje@au.ibm.com>
9421 * doc/gcc.texi (Software development): Add a direntry for g++.
9423 2008-01-23 Hans-Peter Nilsson <hp@axis.com>
9425 * config/cris/cris.h (CC1PLUS_SPEC, OPTIMIZATION_OPTIONS): Drop
9426 stale and straggling -fforce-addr comments above.
9428 * config/cris/cris.h (CRIS_SUBTARGET_VERSION, TARGET_VERSION): Don't
9430 * config/cris/linux.h (CRIS_SUBTARGET_VERSION): Don't define.
9431 * config/cris/aout.h (CRIS_SUBTARGET_VERSION): Don't define.
9433 2008-01-23 Michael Matz <matz@suse.de>
9436 * dwarf2out.c (force_type_die): Use modified_type_die instead of
9439 2008-01-23 Andreas Krebbel <krebbel1@de.ibm.com>
9441 * ipa-struct-reorg.c (create_new_malloc): Use pointer type as
9444 2008-01-23 Anatoly Sokolov <aesok@post.ru>
9446 * config/avr/avr.c (avr_current_arch): New variable.
9447 (avr_arch_types): Add 'avr31' and 'avr51' entries.
9448 (avr_arch): Add 'ARCH_AVR31' and 'ARCH_AVR51'.
9449 (avr_mcu_types): Add 'avr31' and 'avr51' architectures.
9450 (avr_override_options): Init 'avr_current_arch'.
9451 (base_arch_s): Move from here...
9452 * config/avr/avr.h (base_arch_s): ... here. Add new members
9453 'have_elpm', 'have_elpmx', 'have_eijmp_eicall', 'reserved'. Rename
9454 'mega' to 'have_jmp_call'.
9455 (TARGET_CPU_CPP_BUILTINS): Define "__AVR_HAVE_JMP_CALL__",
9456 "__AVR_HAVE_RAMPZ__", "__AVR_HAVE_ELPM__" and "__AVR_HAVE_ELPMX__"
9458 (LINK_SPEC, CRT_BINUTILS_SPECS, ASM_SPEC): Add 'avr31' and 'avr51'
9460 * config/avr/t-avr (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
9461 MULTILIB_MATCHES): (Ditto.).
9463 2008-01-23 Richard Guenther <rguenther@suse.de>
9466 * cgraphunit.c (cgraph_reset_node): Always mark the node
9467 not reachable if it is not queued already.
9469 2008-01-23 Bernd Schmidt <bernd.schmidt@analog.com>
9471 * config/bfin/bfin-protos.h (WA_RETS, ENABLE_WA_RETS): New macros.
9472 * config/bfin/bfin.c (bfin_cpus): Add WA_RETS everywhere.
9473 (cputype_selected): New static variable.
9474 (bfin_handle_option): Set it if -mcpu is used.
9475 (override_option): Select default set of workarounds if no cpu type
9476 selected on the command line.
9477 (workaround_rts_anomaly): Only run if ENABLE_WA_RETS.
9479 From Michael Frysinger <michael.frysinger@analog.com>
9480 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add
9481 BFIN_CPU_BF547, BFIN_CPU_BF523, BFIN_CPU_BF524, and BFIN_CPU_BF526.
9483 * config/bfin/elf.h (LIB_SPEC): Use proper linker script
9484 for bf547, bf523, bf524, and bf526.
9485 * config/bfin/bfin.c (bfin_cpus[]): Add bf547, bf523, bf524, and
9487 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
9488 __ADSPBF523__ for bf523, __ADSPBF524__ for bf524,
9489 __ADSPBF526__ for bf526, __ADSPBF52x__ for all three, as well as
9490 __ADSPBF547__ and __ADSPBF54x__ for bf547.
9491 * doc/invoke.texi (Blackfin Options): Document that
9492 -mcpu now accept bf547, bf523, bf524, and bf526.
9494 2008-01-22 Eric Botcazou <ebotcazou@adacore.com>
9496 PR rtl-optimization/34628
9497 * combine.c (try_combine): Stop and undo after the first combination
9498 if an autoincrement side-effect on the first insn has effectively
9501 2008-01-22 David Edelsohn <edelsohn@gnu.org>
9504 * config/rs6000/rs6000.c (rs6000_legitimate_offset_address_p):
9505 Offset addresses are not valid for Altivec or paired float modes.
9507 2008-01-22 Jakub Jelinek <jakub@redhat.com>
9510 * c-parser.c (c_parser_omp_for_loop): Don't call c_finish_omp_for
9511 if DECL_INITIAL (decl) is error_mark_node.
9514 * c-common.c (handle_vector_size_attribute): Only allow
9515 integral, scalar float and fixed point types. Handle OFFSET_TYPE
9516 the same way as pointer, array etc. types.
9517 * tree.c (reconstruct_complex_type): Handle OFFSET_TYPE.
9520 * tree.c (build_type_attribute_qual_variant): Call
9521 build_qualified_type if attributes are equal, but quals are not.
9523 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9526 * doc/invoke.texi (-Wall): -Wall enables -Wstrict-overflow=1.
9527 * flags.h (warn_strict_aliasing): Remove.
9528 (warn_strict_overflow): Remove.
9529 * opts.c (warn_strict_aliasing): Remove.
9530 (warn_strict_overflow): Remove.
9531 * c-opts.c (c_common_handle_option): -Wall only sets
9532 -Wstrict-aliasing or -Wstrict-overflow if they are uninitialized.
9533 (c_common_post_options): Give default values to -Wstrict-aliasing
9534 and -Wstrict-overflow if they are uninitialized.
9535 * common.opt (Wstrict-aliasing): Specify Var and Init.
9536 (Wstrict-overflow): Likewise.
9538 2008-01-22 Kenneth Zadeck <zadeck@naturalbridge.com>
9540 PR rtl-optimization/26854
9541 PR rtl-optimization/34400
9542 PR rtl-optimization/34884
9543 * ddg.c (create_ddg_dep_from_intra_loop_link): Use
9545 * df.h (df_changeable_flags.DF_RD_NO_TRIM): Deleted
9546 (df_rd_bb_info.expanded_lr_out): Deleted
9547 * loop_invariant.c (find_defs): Deleted DF_RD_NO_TRIM flag.
9548 * loop_iv.c (iv_analysis_loop_init): Ditto. * df-problems.c
9549 (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
9550 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
9551 Removed code to allocate, initialize or free expanded_lr_out.
9552 (df_rd_bb_local_compute_process_def): Restructured to make more
9554 (df_rd_confluence_n): Removed code to no apply invalidate_by_call
9555 sets if the sets are being trimmed.
9557 2008-01-22 H.J. Lu <hongjiu.lu@intel.com>
9560 * configure.ac (ld_vers): Support GNU linker version xx.xx.*
9561 (as_vers): Likewise.
9562 * configure: Regenerated.
9564 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9567 * tree-pass.h (pass_build_alias): New pass.
9568 * tree-ssa-alias.c (gate_build_alias): New.
9569 (pass_build_alias): New.
9570 * passes.c (init_optimization_passes): Add pass_build_alias after
9571 pass_create_structure_vars.
9573 2008-01-22 Wolfgang Gellerich <gellerich@de.ibm.com>
9575 * config/s390/s390.h (S390_TDC_POSITIVE_NORMALIZED_NUMBER):
9576 Renamed to S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER.
9577 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): Renamed to
9578 S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER.
9579 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): Renamed to
9580 S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER.
9581 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): Renamed to
9582 S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER.
9583 (S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER): New constant.
9584 (S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER): New constant.
9585 (S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER): New constant.
9586 (S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER): New constant.
9587 * config/s390/s390.md (FP_ALL): New mode iterator.
9588 (_d): New mode attribute.
9589 ("*signbit<mode>2>"): Changed mode of first operand.
9590 ("isinf<mode>2"): Changed mode of first operand.
9591 ("*TDC_insn"): Adaptation for DFP modes.
9593 2008-01-22 Ben Elliston <bje@au.ibm.com>
9595 * tree.c (check_qualified_type): Improve function description.
9597 2008-01-21 Jason Merrill <jason@redhat.com>
9600 * tree.h (TRY_CATCH_IS_CLEANUP): New macro.
9601 * tree-eh.c (honor_protect_cleanup_actions): Strip TRY_CATCH_EXPR
9604 2008-01-21 DJ Delorie <dj@redhat.com>
9606 * doc/tm.texi (HARD_REGNO_NREGS): Note that this macro must not
9609 2008-01-21 Richard Guenther <rguenther@suse.de>
9612 * tree-cfg.c (verify_expr): Allow all invariant expressions
9613 instead of just constant class ones as reference argument.
9614 * tree-ssa-loop-im.c (for_each_index): Handle CONSTRUCTOR
9615 like any other constant.
9616 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
9618 2008-01-21 H.J. Lu <hongjiu.lu@intel.com>
9620 * regmove.c (fixup_match_1): Update call crossed frequencies.
9622 2008-01-21 Richard Guenther <rguenther@suse.de>
9625 * tree-inline.c (setup_one_parameter): Deal with mismatched
9626 types using a VIEW_CONVERT_EXPR.
9628 2008-01-21 Alon Dayan <alond@il.ibm.com>
9629 Olga Golovanevsky <olga@il.ibm.com>
9631 PR tree-optimization/34701
9632 * ipa-struct-reorg.c (gen_size): Fix the malloc parameter calculation
9633 when the structure size is not a power of 2.
9635 2008-01-20 Kenneth Zadeck <zadeck@naturalbridge.com>
9637 * doc/install.texi: Add doc for --enable-checking=df.
9639 2008-01-20 Kaz Kojima <kkojima@gcc.gnu.org>
9641 PR rtl-optimization/34808
9642 * emit-rtl.c (try_split): Handle REG_RETVAL notes.
9644 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
9646 * global.c (find_reg): Only compute EH_RETURN_DATA_REGNO once per
9649 2008-01-19 Kenneth Zadeck <zadeck@naturalbridge.com>
9651 PR rtl-optimization/26854
9652 PR rtl-optimization/34400
9653 * ddg.c (create_ddg_dep_from_intra_loop_link): Do not use
9655 * df.h (df_changeable_flags.DF_RD_NO_TRIM): New.
9656 (df_rd_bb_info.expanded_lr_out): New.
9657 * loop_invariant.c (find_defs): Added DF_RD_NO_TRIM flag.
9658 * loop_iv.c (iv_analysis_loop_init): Ditto.
9659 * df-problems.c (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
9660 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
9661 Added code to allocate, initialize or free expanded_lr_out.
9662 (df_rd_bb_local_compute_process_def): Restructured to make
9663 more understandable.
9664 (df_rd_confluence_n): Add code to do nothing with fake edges and
9665 code to no apply invalidate_by_call sets if the sets are being trimmed.
9666 (df_lr_local_finalize): Renamed to df_lr_finalize.
9667 (df_live_local_finalize): Renamed to df_live_finalize.
9669 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
9672 * config/mips/mips.md (div<mode>3): Use <recip_condition> when
9673 deciding whether to use reciprocal instructions.
9675 2008-01-19 Uros Bizjak <ubizjak@gmail.com>
9677 * dwarf2out.c (dwarf2out_switch_text_section): Do not call
9678 dwarf2out_note_section_used if cold_text_section is NULL.
9680 2008-01-19 Jakub Jelinek <jakub@redhat.com>
9682 PR gcov-profile/34610
9683 * tree-cfg.c (make_edges): Mark both outgoing edges from
9684 OMP_CONTINUE and from OMP_FOR as EDGE_ABNORMAL.
9685 * omp-low.c (expand_omp_for): Clear EDGE_ABNORMAL bits
9686 from OMP_FOR and OMP_CONTINUE outgoing edges.
9688 * tree-profile.c (tree_profiling): Return early if
9689 cfun->after_tree_profile != 0. Set cfun->after_tree_profile
9691 * omp-low.c (expand_omp_parallel): Copy after_tree_profile
9692 from cfun to child_cfun.
9693 * function.h (struct function): Add after_tree_profile bit.
9695 2008-01-19 Anatoly Sokolov <aesok@post.ru>
9697 * config/avr/avr.S (_exit): Disable interrupt.
9699 2008-01-18 Kenneth Zadeck <zadeck@naturalbridge.com>
9700 Steven Bosscher <stevenb.gcc@gmail.com>
9702 PR rtl-optimization/26854
9703 PR rtl-optimization/34400
9704 * df-problems.c (df_live_scratch): New scratch bitmap.
9705 (df_live_alloc): Allocate df_live_scratch when doing df_live.
9706 (df_live_reset): Clear the proper bitmaps.
9707 (df_live_bb_local_compute): Only process the artificial defs once
9708 since the order is not important.
9709 (df_live_init): Init the df_live sets only with the variables
9710 found live by df_lr.
9711 (df_live_transfer_function): Use the df_lr sets to prune the
9712 df_live sets as they are being computed.
9713 (df_live_free): Free df_live_scratch.
9715 2008-01-18 Ian Lance Taylor <iant@google.com>
9717 * common.opt: Add fmerge-debug-strings.
9718 * dwarf2out.c (DEBUG_STR_SECTION_FLAGS): Test
9719 flag_merge_debug_strings rather than flag_merge_constants.
9720 * doc/invoke.texi (Option Summary): Mention
9721 -fmerge-debug-strings.
9722 (Debugging Options): Document -fmerge-debug-strings.
9724 2008-01-18 Ian Lance Taylor <iant@google.com>
9727 * tree.h (DECL_IS_OPERATOR_NEW): Define.
9728 (struct tree_function_decl): Add new field operator_new_flag.
9729 * tree-inline.c (expand_call_inline): When inlining a call to
9730 operator new, force the return value to go into a variable, and
9731 set DECL_NO_TBAA_P on that variable.
9732 * c-decl.c (merge_decls): Merge DECL_IS_OPERATOR_NEW flag.
9734 2008-01-18 Uros Bizjak <ubizjak@gmail.com>
9737 * dwarf2out.c (dwarf2out_switch_text_section): Do not guard with
9738 DWARF2_DEBUGGING_INFO.
9739 (dwarf2out_note_section_used): Ditto. Add prototype.
9740 (have_multiple_function_sections, text_section_used,
9741 cold_text_section_used, *cold_text_sections): Move declarations
9744 2008-01-17 Bob Wilson <bob.wilson@acm.org>
9746 * config/xtensa/unwind-dw2-xtensa.h (_Unwind_FrameState): Remove pc
9747 field and add signal_ra.
9748 * config/xtensa/unwind-dw2-xtensa.c (uw_frame_state_for): Remove
9749 assignments to frame state pc. Move end of stack check after
9750 MD_FALLBACK_FRAME_STATE_FOR.
9751 (uw_update_context_1): Use frame state signal_regs if set, instead
9752 of checking signal_frame flag.
9753 (uw_update_context): Use frame state signal_ra if set.
9754 * config/xtensa/linux.h (MD_UNWIND_SUPPORT): Define.
9755 * config/xtensa/linux-unwind.h: New file.
9757 2008-01-18 Bernhard Fischer <aldot@gcc.gnu.org>
9759 * modulo-sched.c (get_sched_window): Fix comment typo.
9761 2008-01-17 Andrew MacLeod <amacleod@redhat.com>
9763 PR tree-optimization/34648
9764 * tree-ssa-sccvn.c (visit_use): Expressions which can throw are varying.
9766 2008-01-17 Anatoly Sokolov <aesok@post.ru>
9768 * config/avr/avr.h (LINK_SPEC): Support -mrelax and -mpmem-wrap-around.
9769 * config/avr/avr.opt (mrelax, mpmem-wrap-around): Add.
9771 2008-01-17 Seongbae Park <seongbae.park@gmail.com>
9773 PR rtl-optimization/34400
9774 * df-core.c (df_worklist_dataflow_overeager,
9775 df_worklist_dataflow_doublequeue): New functions.
9776 (df_worklist_dataflow): Two different worklist solvers.
9777 * params.def (PARAM_DF_DOUBLE_QUEUE_THRESHOLD_FACTOR):
9780 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
9783 * doc/invoke.texi: Document the dependence on pthread for fopenmp
9784 and ftree-parallelize-loops.
9786 2008-01-17 Mircea Namolaru <namolaru@il.ibm.com>
9788 PR rtl-optimization/34826
9789 * loop-doloop (doloop_modify): Update the REG_BR_PROB note.
9791 2008-01-17 Andreas Krebbel <krebbel1@de.ibm.com>
9793 * global.c (find_reg): Mark the eh regs as used if necessary.
9794 * ra-conflict.c (global_conflicts): Set no_eh_reg flag.
9795 * ra.h (struct allocno): no_eh_reg field added. Changed
9796 no_stack_reg type to bitfield.
9798 2008-01-17 Eric Botcazou <ebotcazou@adacore.com>
9800 * tree.c (substitute_in_expr): Add missing 'break'.
9802 2008-01-17 Richard Guenther <rguenther@suse.de>
9804 PR tree-optimization/34825
9805 * tree-ssa-math-opts.c (is_division_by): Do not recognize
9806 x / x as division to handle.
9808 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9810 * pa64-hpux.h (LIB_SPEC): Add "-lpthread" in shared links if "-mt" or
9811 "-pthread" is specified.
9812 * pa-hpux11.h (LIB_SPEC): Likewise.
9814 2008-01-16 Janis Johnson <janis187@us.ibm.com>
9815 Peter Bergner <bergner@vnet.ibm.com>
9817 PR rtl-optimization/33796
9818 * sparseset.c (sparseset_alloc): Use xcalloc rather than xmalloc.
9820 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9822 PR libgfortran/34699
9823 * pa-hpux.h (LINK_SPEC): Only search /lib/pa1.1 and /usr/lib/pa1.1 on
9825 * pa-hpux10.h (LINK_SPEC): Likewise.
9826 * pa-hpux11.h (LINK_SPEC): Don't search /lib/pa1.1 and /usr/lib/pa1.1.
9828 2008-01-16 Richard Guenther <rguenther@suse.de>
9831 * fold-const.c (fold_convert_const_int_from_int): Do not
9832 set overflow if that occured only because of a sign extension
9833 change when converting from/to a sizetype with the same
9834 precision and signedness.
9836 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
9839 * dwarf2out.c (output_call_frame_info): Move output of FDE initial
9840 location address to the correct place. Update copyright year.
9842 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
9844 * lambda-code.c (lambda_transform_legal_p): Handle the case of
9845 no dependences in the dependence_relations vector.
9847 2008-01-16 Jan Hubicka <jh@suse.cz>
9849 PR rtl-optimization/31396
9850 * regstat.c (regstat_bb_compute_ri): Compute FREQ_CALLS_CROSSED.
9851 * cfg.c (dump_reg_info): Print it.
9852 * regs.h (struct reg_info_t): add freq_calls_crossed.
9853 (REG_FREQ_CALLS_CROSSED): New macro.
9854 * global.c (global_alloc): Compute freq_calls_crossed for allocno.
9855 (find_reg): Update call of CALLER_SAVE_PROFITABLE.
9856 * regmove.c (optimize_reg_copy_1, optimize_reg_copy_2, fixup_match_2,
9857 regmove_optimize): Update call crossed frequencies.
9858 * local-alloc.c (struct qty): Add freq_calls_crossed.
9859 (alloc_qty): Copute freq_calls_crossed.
9860 (update_equiv_regs, combine_regs): Update REG_FREQ_CALLS_CROSSED.
9861 (find_free_reg): Update call of CALLER_SAVE_PROFITABLE.
9862 * ra.h (struct allocno): Add freq_calls_crossed.
9864 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
9866 * gcc.c (LINK_COMMAND_SPEC): Add includes and link options for
9867 libgomp when compiling with ftree-parallelize-loops.
9868 (GOMP_SELF_SPECS): Add -pthread for ftree-parallelize-loops.
9870 2008-01-16 Richard Guenther <rguenther@suse.de>
9872 PR tree-optimization/34769
9873 * tree-data-ref.c (initialize_matrix_A): Revert fix for PR34458.
9874 * tree.c (int_cst_value): Instead make this function more
9875 permissive in what it accepts as valid input. Document this
9876 function always sign-extends the value.
9878 2008-01-16 Jakub Jelinek <jakub@redhat.com>
9879 Richard Guenther <rguenther@suse.de>
9882 * gimplify.c (fold_indirect_ref_rhs): Rename to ...
9883 (gimple_fold_indirect_ref_rhs): ... this.
9884 (gimple_fold_indirect_ref): New function with foldings
9885 that preserve lvalueness.
9886 (gimplify_modify_expr_rhs): Call gimple_fold_indirect_ref_rhs.
9887 * tree-flow.h (gimple_fold_indirect_ref): Declare.
9888 * tree-inline.c (copy_body_r): Use gimple_fold_indirect_ref
9889 to fold an INDIRECT_REF, fall back to the old use of
9890 fold_indirect_ref_1.
9892 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
9894 * tree-data-ref.c (subscript_dependence_tester_1): Call
9895 free_conflict_function.
9896 (compute_self_dependence): Same.
9898 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
9901 * debug.h (dwarf2out_switch_text_section): Move declaration from ...
9902 * dwarf2out.c (dwarf2out_switch_text_section): ... here. Make
9904 * final.c (final_scan_insn) [NOTE_INSN_SWITCH_TEXT_SECTIONS]:
9905 Depending on dwarf2out_do_frame, call dwarf2out_switch_text_section
9906 for DWARF2_UNWIND_INFO targets.
9908 2008-01-16 Richard Guenther <rguenther@suse.de>
9911 * c-typeck.c (common_pointer_type): Do not merge inconsistent
9912 type qualifiers for function types.
9914 2008-01-15 Jerry DeLisle <jvdelisle@gcc.gnu.org>
9916 * tree-parloops.c (gen_parallel_loop): Fix ommision of declaration for
9917 loop_iterator li from previous commit.
9919 2008-01-15 Sebastian Pop <sebastian.pop@amd.com>
9921 * tree-parloops.c (gen_parallel_loop): Free loop bound estimations.
9923 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
9925 * tree-parloops.c (loop_has_blocks_with_irreducible_flag): New.
9926 (parallelize_loops): Don't parallelize irreducible components.
9928 2008-01-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9931 * c-opts (c_common_post_options): Do not enable CPP
9932 flag_pedantic_errors by default.
9934 2008-01-14 Eric Botcazou <ebotcazou@adacore.com>
9936 PR rtl-optimization/31944
9937 * cse.c (remove_pseudo_from_table): New function.
9938 (merge_equiv_classes): Use above function to remove pseudo-registers.
9939 (invalidate): Likewise.
9941 2008-01-13 Richard Guenther <rguenther@suse.de>
9944 * emit-rtl.c (set_reg_attrs_for_decl_rtl): Use DECL_MODE
9945 instead of TYPE_MODE to deal with calls from expand_one_error_var.
9947 2008-01-13 Uros Bizjak <ubizjak@gmail.com>
9949 * gcse.c (cprop_jump): Call validate_unshare_change instead of
9950 validate_change to unshare the source of the PC set.
9952 2008-01-12 Jan Hubicka <jh@suse.cz>
9955 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Do not construct
9956 references above array bounds. This might trigger bounds checks for
9959 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
9961 * tree-ssa-ter.c (free_temp_expr_table): Free num_in_part and
9962 new_replaceable_dependencies.
9964 2008-01-12 Doug Kwan <dougkwan@google.com>
9966 * c-decl.c: (grokdeclarator): Use OPT_Wignored_qualifiers
9967 instead of OPT_Wreturn_type in warning due to ignored return type
9969 * c-opt.c (c_common_post_option): Add -Wignored-qualifiers to
9970 options included in -Wextra.
9971 * c.opt: New option -Wignored_qualifiers.
9972 * doc/invoke.texi (Warning Options, -Wextra): Add new option
9973 -Wignore_qualifiers.
9974 (-Wignored-qualifiers): Document.
9975 (-Wreturn-type): Remove description of functionality now handled
9976 by -Wignored-qualifiers.
9978 2008-01-12 Eric Botcazou <ebotcazou@adacore.com>
9981 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Fold an existing
9982 NOP_EXPR if it is between integral types with the same precision.
9984 2008-01-12 Jan Hubicka <jh@suse.cz>
9987 * invoke.texi (max-inline-recursive-depth): Fix default value.
9989 2008-01-12 Zdenek Dvorak <ook@ucw.cz>
9991 * tree-parloops.c (transform_to_exit_first_loop): Cast nit to the
9994 2008-01-11 Bob Wilson <bob.wilson@acm.org>
9996 * config/xtensa/xtensa.c (override_options): Set flag_shlib.
9998 2008-01-11 James E. Wilson <wilson@specifix.com>
10001 * config/vax/elf.h (FRAME_POINTER_CFA_OFFSET): Define.
10003 2008-01-11 Anatoly Sokolov <aesok@post.ru>
10005 * config/avr/avr.c (expand_prologue, expand_epilogue): Don't
10006 save/restore frame pointer register and don't use 'call-prologues'
10007 optimization in function with "OS_task" attribute.
10009 2008-01-11 Eric Botcazou <ebotcazou@adacore.com>
10011 PR middle-end/31309
10012 * expr.c (copy_blkmode_from_reg): Use a mode suited to the size
10013 when copying to memory.
10015 2008-01-11 Steven Bosscher <stevenb.gcc@gmail.com>
10017 PR rtl-optimization/30905
10018 * cfgcleanup.c: Include dce.h
10019 (crossjumps_occured): New global variable.
10020 (try_crossjump_bb): Exit loop after finding a fallthru edge.
10021 If something changed, set crossjumps_occured to true.
10022 (try_optimize_cfg): Clear crossjumps_occured at the beginning.
10023 Don't add/remove fake edges to exit here...
10024 (cleanup_cfg): ...but do it here, when crossjumping.
10025 Run a fast DCE when successful crossjumps occured in the latest
10026 iteration of try_optimize_cfg.
10028 2008-01-11 Richard Guenther <rguenther@suse.de>
10030 * tree-ssa-sccvn.c (struct vn_binary_op_s): Move hashcode near opcode.
10031 (struct vn_unary_op_s): Likewise.
10032 (vn_reference_insert): Free old reference on hash collision.
10034 2008-01-10 Raksit Ashok <raksit@google.com>
10036 PR rtl-optimization/27971
10037 * combine.c (find_split_point): Split PLUS expressions which are
10038 inside a MEM rtx, and whose first operand is complex.
10040 2008-01-10 DJ Delorie <dj@redhat.com>
10042 * config/m32c/m32c.c (m32c_hard_regno_nregs_1): Renamed from...
10043 (m32c_hard_regno_nregs): ...this, which is now a wrapper.
10044 (m32c_hard_regno_ok): Call the underlying function.
10046 2008-01-10 Richard Guenther <rguenther@suse.de>
10048 PR middle-end/34683
10049 * tree-cfg.c (tree_merge_blocks): Do not go through the
10050 full-blown folding and stmt updating path if we just deal
10051 with virtual operands.
10052 * tree-ssa-copy.c (may_propagate_copy): Do not short-cut
10053 test for abnormal SSA_NAMEs.
10055 2008-01-10 Andreas Krebbel <krebbel1@de.ibm.com>
10057 PR middle-end/34641
10058 * reload.c (push_reload): Add assertions. All constants from
10059 reg_equiv_constant should have been used for replacing the respective
10061 (find_reloads_address): Invoke find_reloads_address_part for
10062 constant taken from the reg_equiv_constant array.
10064 2008-01-10 Steven Bosscher <stevenb.gcc@gmail.com>
10066 * tree-ssa-sccvn.h (struct vn_ssa_aux): Make the most accessed
10067 field (valnum) the first in the struct. Replace bools with
10070 2008-01-10 Richard Guenther <rguenther@suse.de>
10072 PR tree-optimization/34651
10073 * tree-sra.c (sra_build_assignment): Sanitize. Use the correct
10074 types and ordering for masking and converting.
10076 2008-01-09 Sebastian Pop <sebastian.pop@amd.com>
10078 PR tree-optimization/34017
10079 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Generate code
10080 also for PHI_NODE expressions.
10082 2008-01-09 Jan Hubicka <jh@suse.cz>
10084 PR tree-optimization/34708
10085 * tree-inline.c (estimate_num_insns_1): Compute cost of SWITCH_EXPR
10086 based on number of case labels.
10087 (init_inline_once): Remove switch_cost.
10088 * tree-inline.h (eni_weights_d): Remove switch_cost.
10090 2008-01-09 Richard Guenther <rguenther@suse.de>
10091 Andrew Pinski <andrew_pinski@playstation.sony.com>
10093 PR middle-end/30132
10094 * gimplify.c (gimplify_cond_expr): Do not create an addressable
10095 temporary if an rvalue is ok or an lvalue is not required.
10097 2008-01-09 Richard Guenther <rguenther@suse.de>
10099 PR middle-end/34458
10100 * tree-data-ref.c (initialize_matrix_A): Use tree_low_cst,
10101 adjust return type.
10103 2008-01-09 Richard Guenther <rguenther@suse.de>
10105 PR middle-end/34679
10106 * tree.c (host_integerp): Check for sizetype only if the
10107 type is an integer type.
10109 2008-01-09 Steven Bosscher <stevenb.gcc@gmail.com>
10112 * opts.c (decode_options): Disable inlining of functions called
10113 once if not in unit-at-a-time mode.
10115 2008-01-09 Alexandre Oliva <aoliva@redhat.com>
10117 * Makefile.in (dse.o): Remove duplicate $(RECOG_H) dependency.
10119 2008-01-08 Richard Guenther <rguenther@suse.de>
10121 PR middle-end/31863
10122 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Bail
10123 out early if the result will be unused.
10125 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
10130 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
10131 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
10134 2008-01-08 Jan Sjodin <jan.sjodin@amd.com>
10136 * config/i386/i386.c (k8_cost, amdfam10_cost): Branch costs
10137 for vectorization tuned.
10139 2008-01-08 Richard Guenther <rguenther@suse.de>
10141 PR tree-optimization/34683
10142 * tree-ssa-operands.c (operand_build_cmp): Export.
10143 * tree-ssa-operands.h (operand_build_cmp): Declare.
10144 * tree-vn.c (vuses_compare): Remove.
10145 (sort_vuses): Use operand_build_cmp.
10146 (sort_vuses_heap): Likewise.
10147 * tree-ssa-sccvn.c (vuses_to_vec): Use VEC_reserve, not VEC_alloc
10148 to re-use old VEC if available. Do not sort already sorted VUSEs.
10149 (vdefs_to_vec): Do not sort already sorted VDEFs.
10151 2008-01-08 Jakub Jelinek <jakub@redhat.com>
10153 PR middle-end/34694
10154 * omp-low.c (copy_var_decl): Copy also DECL_SOURCE_LOCATION.
10156 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
10159 * doc/invoke.texi (i386 and x86-64 Options) [mrecip]: Document
10160 limitations of reciprocal sequences on x86 targets.
10162 2008-01-08 Richard Guenther <rguenther@suse.de>
10164 PR tree-optimization/34683
10165 * tree-flow-inline.h (var_ann): Remove overzealous asserts.
10167 2008-01-07 Jakub Jelinek <jakub@redhat.com>
10170 * config/darwin.c (darwin_mergeable_string_section): Don't use
10171 .cstring if int_size_in_bytes != TREE_STRING_LENGTH.
10173 2008-01-07 Uros Bizjak <ubizjak@gmail.com>
10176 * config/i386/i386.md (neg<mode>2): Rename from negsf2, negdf2 and
10177 negxf2. Macroize expander using X87MODEF mode iterator. Change
10178 predicates of op0 and op1 to register_operand.
10179 (abs<mode>2): Rename from abssf2, absdf2 and negxf2. Macroize
10180 expander using X87MODEF mode iterator. Change predicates of
10181 op0 and op1 to register_operand.
10182 ("*absneg<mode>2_mixed", "*absneg<mode>2_sse"): Rename from
10183 corresponding patterns and macroize using MODEF macro. Change
10184 predicates of op0 and op1 to register_operand and remove
10185 "m" constraint. Disparage "r" alternative with "!".
10186 ("*absneg<mode>2_i387"): Rename from corresponding patterns and
10187 macroize using X87MODEF macro. Change predicates of op0 and op1
10188 to register_operand and remove "m" constraint. Disparage "r"
10189 alternative with "!".
10190 (absneg splitter with memory operands): Remove.
10191 ("*neg<mode>2_1", "*abs<mode>2_1"): Rename from corresponding
10192 patterns and macroize using X87MODEF mode iterator.
10193 * config/i386/sse.md (negv4sf2, absv4sf2, neg2vdf2, absv2df2):
10194 Change predicate of op1 to register_operand.
10195 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Remove support
10196 for memory operands.
10198 2008-01-07 Nathan Froyd <froydnj@codesourcery.com>
10200 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add clause for mcpu=8548.
10202 2008-01-07 Richard Guenther <rguenther@suse.de>
10204 * basic-block.h (struct edge_def): Pair dest_idx with goto_locus
10207 2008-01-07 Richard Guenther <rguenther@suse.de>
10209 PR tree-optimization/34683
10210 * tree-ssa-sccvn.c (vuses_to_vec): Pre-allocate the vector of
10211 VOPs of the needed size to save memory. Use VEC_quick_push
10212 to save compile-time.
10213 (vdefs_to_vec): Likewise.
10215 2008-01-07 Sa Liu <saliu@de.ibm.com>
10217 * config/spu/spu.md (divdf3): Genetate inline code for double
10218 division. The implementation doesn't handle INF or NAN, therefore it
10219 only applies when -ffinite-math-only is given.
10221 2008-01-06 Paolo Carlini <pcarlini@suse.de>
10224 * c-cppbuiltin.c (c_cpp_builtins): Define __GXX_RTTI, if appropriate.
10225 * doc/cpp.texi ([Common Predefined Macros]): Document.
10227 2008-01-06 Uros Bizjak <ubizjak@gmail.com>
10229 * config/i386/i386.c (ix86_emit_swsqrtsf): Use negative constants in
10230 order to use commutative addition instead of subtraction.
10232 2008-01-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
10233 Mircea Namolaru <namolaru@il.ibm.com>
10234 Vladimir Yanovsky <yanov@il.ibm.com>
10235 Revital Eres <eres@il.ibm.com>
10237 PR tree-optimization/34263
10238 * tree-outof-ssa.c (process_single_block_loop_latch,
10239 contains_tree_r): New functions.
10240 (analyze_edges_for_bb): Call process_single_block_loop_latch
10241 function to empty single-basic-block latch block if possible.
10243 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
10245 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
10247 (ix86_emit_swsqrtsf): Do not filter out infinity for rsqrt expansion.
10249 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
10251 * c-omp.c (check_omp_for_incr_expr): Handle CONVERT_EXPR.
10253 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
10255 * config/mips/mips.c (mips_in_small_data_p): Reinstate size > 0 check.
10257 2008-01-05 Jakub Jelinek <jakub@redhat.com>
10259 PR tree-optimization/34618
10260 * tree-outof-ssa.c (create_temp): Copy over DECL_GIMPLE_REG_P
10263 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
10266 * config/i386/i386.c (ix86_emit_swsqrtsf): Swap input operands
10267 in the call to gen_rtx_NE. Remove unneeded VECTOR_MODE_P check.
10268 Update copyright year.
10270 * config/i386/i386.md (rsqrtsf2): Enable for TARGET_SSE_MATH.
10271 Update copyright year.
10272 * config/i386/sse.md (rsqrtv4sf2): Ditto. Unconditionally expand
10275 2008-01-05 Zhouyi Zhou <zhouzhouyi@FreeBSD.org>
10277 * tree-vrp.c (find_conditional_asserts): Remove redundant check that
10278 edge does not point to current bb before changing need_assert.
10280 2008-01-04 Richard Guenther <rguenther@suse.de>
10282 PR middle-end/34029
10283 * tree-cfg.c (verify_expr): Do not look inside ADDR_EXPRs
10284 for verifying purposes if they are is_gimple_min_invariant.
10286 2008-01-04 Aldy Hernandez <aldyh@redhat.com>
10288 PR tree-optimization/34448
10289 PR tree-optimization/34465
10290 * gimplify.c (gimplify_init_constructor): Add new parameter
10291 notify_temp_creation. Use it.
10292 (gimplify_modify_expr_rhs): Take volatiles into account when
10293 optimizing constructors.
10294 Do not optimize constructors if gimplify_init_constructor will dump to
10296 * gcc.dg/tree-ssa/pr32901.c: Tests const volatiles.
10297 * gcc.c-torture/compile/pr34448.c: New.
10299 2008-01-04 Jakub Jelinek <jakub@redhat.com>
10301 PR gcov-profile/34609
10302 * tree-inline.c (declare_return_variable): Set TREE_ADDRESSABLE on
10303 return_slot if result is TREE_ADDRESSABLE.
10305 2008-01-04 Richard Sandiford <rsandifo@nildram.co.uk>
10307 * config/mips/mips.md (sqrt_condition): Tweak comment.
10308 (recip_condition): Likewise. Require TARGET_FLOAT64 for DFmode.
10310 2008-01-03 Tom Tromey <tromey@redhat.com>
10313 * c-common.c (c_type_hash): Handle VLAs.
10315 2008-01-03 Jan Hubicka <jh@suse.cz>
10317 PR tree-optimization/31081
10318 * tree-inline.c (remap_ssa_name): Initialize uninitialized SSA vars to
10319 0 when inlining and not inlining to first basic block.
10320 (remap_decl): When var is initialized to 0, don't set default_def.
10321 (expand_call_inline): Set entry_bb.
10322 * tree-inline.h (copy_body_data): Add entry_bb.
10324 2008-01-03 Jakub Jelinek <jakub@redhat.com>
10327 * cgraphunit.c (cgraph_build_static_cdtor): set_cfun back to NULL
10330 PR tree-optimization/29484
10331 * tree-inline.c (inline_forbidden_p_2): New function.
10332 (inline_forbidden_p): Disallow inlining if some static var
10333 has an address of a local LABEL_DECL in its initializer.
10334 * doc/extend.texi (Labels as Values): Document &&foo behaviour
10337 2008-01-03 Sebastian Pop <sebastian.pop@amd.com>
10339 PR tree-optimization/34635
10340 * tree-data-ref.c (add_other_self_distances): Make sure that the
10341 evolution step is constant.
10343 2008-01-03 Jakub Jelinek <jakub@redhat.com>
10345 PR middle-end/34608
10346 * omp-low.c (expand_omp_parallel): Purge dead EH edges in the child fn.
10348 2008-01-02 Richard Sandiford <rsandifo@nildram.co.uk>
10350 * tree-sra.c (scalarize_init): Insert the generate_element_init
10351 statements after the generate_element_zero statements.
10353 2008-01-02 Richard Guenther <rguenther@suse.de>
10355 PR middle-end/34093
10356 PR middle-end/31976
10357 * tree-ssa-operands.c (ssa_operand_alloc): Also allocate a buffer
10358 for very large number of operands instead of ICEing.
10360 2008-01-02 Arthur Norman <acn1@cam.ac.uk>
10363 * config/i386/i386.c (ix86_expand_prologue): Save red-zone
10364 while stack probing.
10366 2008-01-01 Douglas Gregor <doug.gregor@gmail.com>
10368 * c-opts.c (sanitize_cpp_opts): Don't warn about "long long" when
10371 2008-01-01 Volker Reichelt <v.reichelt@netcologne.de>
10373 PR libmudflap/26442
10374 * tree-mudflap.c (mx_register_decls): Guard warning by
10375 !DECL_ARTIFICIAL check.
10377 2008-01-01 Jakub Jelinek <jakub@redhat.com>
10379 * config/i386/sse.md (sse5_pperm, sse5_pperm_pack_v2di_v4si,
10380 sse5_pperm_pack_v4si_v8hi, sse5_pperm_pack_v8hi_v16qi,
10381 sse5_perm<mode>): Fix constraints.