1 2008-05-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3 * builtin-types.def (BT_FN_INT_INT_INT_INT_INT_INT_VAR): New.
4 * builtins.c (fold_builtin_fpclassify): New.
5 (fold_builtin_varargs): Handle BUILT_IN_FPCLASSIFY.
6 * builtins.def (BUILT_IN_FPCLASSIFY): New.
7 * c-common.c (handle_type_generic_attribute): Adjust to accept
8 fixed arguments before an elipsis.
9 (check_builtin_function_arguments): Handle BUILT_IN_FPCLASSIFY.
10 * doc/extend.texi: Document __builtin_fpclassify.
12 2008-05-22 Aldy Hernandez <aldyh@redhat.com>
14 * omp-low.c (gate_expand_omp_ssa): Remove.
15 (pass_expand_omp_ssa): Remove.
16 (gate_expand_omp): Do not check for flag_openmp_ssa.
17 * common.opt (-fopenmp-ssa): Remove.
18 * passes.c (init_optimization_passes): Remove pass_expand_omp_ssa.
20 2008-05-22 Kaz Kojima <kkojima@gcc.gnu.org>
22 * config/sh/sh.opt (mfixed-range): New option.
23 * config/sh/sh-protos.h (sh_fix_range): Declare.
24 * config/sh/sh.c (sh_fix_range): New function.
25 * config/sh/sh.h (sh_fixed_range_str): Declare.
26 (OVERRIDE_OPTIONS): Call sh_fix_range if sh_fixed_range_str
28 * doc/invoke.texi (SH Options): Document -mfixed-range.
30 2008-05-22 Kai Tietz <kai.tietz@onevision.com>
32 * config/i386/sol2-10.h (SUBTARGET_RETURN_IN_MEMORY): Undefine
33 it before the redeclaration.
35 2008-05-22 Anatoly Sokolov <aesok@post.ru>
37 * config/avr/avr.c (get_sequence_length): Add new function.
38 (expand_prologue, expand_epilogue): Remove duplicate code.
40 2008-05-22 Rafael Espindola <espindola@google.com>
42 * see.c (see_pre_insert_extensions): Use copy_rtx to avoid invalid rtx
45 2008-05-22 H.J. Lu <hongjiu.lu@intel.com>
47 * defaults.h (UNITS_PER_SIMD_WORD): Add scalar mode as argument.
48 * doc/tm.texi (UNITS_PER_SIMD_WORD): Likewise.
50 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Replace
51 UNITS_PER_SIMD_WORD with GET_MODE_SIZE (TYPE_MODE (vectype)).
52 (vect_update_misalignment_for_peel): Likewise.
53 (vector_alignment_reachable_p): Likewise.
54 * tree-vect-transform.c (vectorizable_load): Likewise.
55 * tree-vectorizer.c (vect_supportable_dr_alignment): Likewise.
57 * tree-vectorizer.c (get_vectype_for_scalar_type): Pass mode of
58 scalar_type to UNITS_PER_SIMD_WORD.
60 * config/arm/arm.h (UNITS_PER_SIMD_WORD): Updated.
61 * config/i386/i386.h (UNITS_PER_SIMD_WORD): Likewise.
62 * config/mips/mips.h (UNITS_PER_SIMD_WORD): Likewise.
63 * config/rs6000/rs6000.h (UNITS_PER_SIMD_WORD): Likewise.
64 * config/sparc/sparc.h (UNITS_PER_SIMD_WORD): Likewise.
66 2008-05-22 Ira Rosen <irar@il.ibm.com>
68 PR tree-optimization/36293
69 * tree-vect-transform.c (vect_transform_strided_load): Don't check
70 if the first load must be skipped because of a gap.
72 2008-05-22 Richard Guenther <rguenther@suse.de>
74 * tree-dfa.c (refs_may_alias_p): Exit early if possible. Handle
75 more cases of offset disambiguation that is possible if
76 strict-aliasing rules apply.
77 * tree-ssa-loop-im.c (mem_refs_may_alias_p): Use refs_may_alias_p
78 for basic offset and type-based disambiguation.
80 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
82 * config/i386/i386.c (ix86_expand_vector_init_one_var): Use
83 ix86_expand_vector_set on V16QImode for SSE4.1.
85 2008-05-21 Tom Tromey <tromey@redhat.com>
87 * c.opt (Wimport): Mark as undocumented.
88 * doc/invoke.texi (Option Summary): Don't mention -Wimport or
90 (Warning Options): Likewise.
91 * doc/cppopts.texi: Don't mention -Wimport.
93 2008-05-21 Sebastian Pop <sebastian.pop@amd.com>
95 PR tree-optimization/36287
96 PR tree-optimization/36286
97 * lambda-code.c (build_access_matrix): Do not use the loop->num
98 for computing the number of induction variables: use the loop depth
101 2008-05-21 Kai Tietz <kai.tietz@onevision.com>
104 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Honor
105 option -f(no-)leading-underscore.
107 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
109 * config/i386/i386.c (ix86_expand_vector_init_general): Use
110 GET_MODE_NUNITS (mode).
112 2008-05-21 Peter Bergner <bergner@vnet.ibm.com>
114 * doc/invoke.texi: Add cpu_type's 464 and 464fp.
115 (-mmulhw): Add 464 to description.
117 * config.gcc: Handle --with-cpu=464 and --with-cpu=464fp.
118 * config/rs6000/rs6000.c (processor_target_table): Add 464 and
120 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add 464 and 464fp support.
121 * config/rs6000/t-fprules (MULTILIB_MATCHES_FLOAT): Include -mcpu=464.
122 * config/rs6000/rs6000.md: Update comments for 464.
124 2008-05-21 Janis Johnson <janis187@us.ibm.com>
126 * doc/sourcebuild.texi (Test Directives): Add dg-xfail-run-if.
128 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
130 * config/i386/sse.md (vec_extractv4sf): Removed.
131 (vec_extractv2df): Likewise.
132 (vec_extractv2di): Likewise.
133 (vec_extractv4si): Likewise.
134 (vec_extractv8hi): Likewise.
135 (vec_extractv16qi): Likewise.
136 (vec_extract<mode>): New.
138 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
140 * config/i386/sse.md (vec_setv4sf): Removed.
141 (vec_setv2df): Likewise.
142 (vec_setv2di): Likewise.
143 (vec_setv4si): Likewise.
144 (vec_setv8hi): Likewise.
145 (vec_setv16qi): Likewise.
146 (vec_set<mode>): New.
148 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
150 * config/i386/i386.c (ix86_expand_vector_init_general): Remove
151 goto for vec_concat and vec_interleave.
153 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
155 * config/i386/sse.md (vec_initv4sf): Removed.
156 (vec_initv2df): Likewise.
157 (vec_initv2di): Likewise.
158 (vec_initv4si): Likewise.
159 (vec_initv8hi): Likewise.
160 (vec_initv16qi): Likewise.
161 (vec_init<mode>): New.
163 2008-05-21 Joseph Myers <joseph@codesourcery.com>
165 * collect2.c (find_a_file): Use IS_ABSOLUTE_PATH.
167 2008-05-21 Tom Tromey <tromey@redhat.com>
169 * ggc-zone.c (lookup_page_table_if_allocated): New function.
170 (zone_find_object_offset): Likewise.
171 (gt_ggc_m_S): Likewise.
172 (highest_bit): Likewise.
173 * ggc-page.c (gt_ggc_m_S): New function.
174 * stringpool.c (string_stack): Remove.
175 (init_stringpool): Update.
176 (ggc_alloc_string): Use ggc_alloc.
177 (maybe_delete_ident): New function.
178 (ggc_purge_stringpool): Likewise.
179 (gt_ggc_m_S): Remove.
180 * ggc-common.c (ggc_protect_identifiers): New global.
181 (ggc_mark_roots): Call ggc_purge_stringpool. Use
182 ggc_protect_identifiers.
183 * ggc.h (ggc_protect_identifiers): Declare.
184 (gt_ggc_m_S): Update.
185 (ggc_purge_stringpool): Declare.
186 * toplev.c (compile_file): Set and reset ggc_protect_identifiers.
187 * gengtype.c (write_types_process_field) <TYPE_STRING>: Remove
189 (write_root): Cast gt_ggc_m_S to gt_pointer_walker.
191 2008-05-21 David S. Miller <davem@davemloft.net>
193 * config.gcc (sparc-*-linux*): Always include sparc/t-linux in
196 2008-05-21 Eric Botcazou <ebotcazou@adacore.com>
198 * cfgexpand.c (tree_expand_cfg): Zap the EH throw statement table
201 2008-05-20 David Daney <ddaney@avtrex.com>
203 * config/mips/mips.md (UNSPEC_SYNC_NEW_OP_12,
204 UNSPEC_SYNC_OLD_OP_12,
205 UNSPEC_SYNC_EXCHANGE_12): New define_constants.
206 (UNSPEC_SYNC_EXCHANGE, UNSPEC_MEMORY_BARRIER,
207 UNSPEC_SET_GOT_VERSION,
208 UNSPEC_UPDATE_GOT_VERSION): Renumber.
209 (optab, insn): Add 'plus' and 'minus' to define_code_attr.
210 (atomic_hiqi_op): New define_code_iterator.
211 (sync_compare_and_swap<mode>): Call
212 mips_expand_atomic_qihi instead of
213 mips_expand_compare_and_swap_12.
214 (compare_and_swap_12): Use MIPS_COMPARE_AND_SWAP_12 instead of
215 MIPS_COMPARE_AND_SWAP_12_0. Pass argument to
216 MIPS_COMPARE_AND_SWAP_12.
217 (sync_<optab><mode>, sync_old_<optab><mode>,
218 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
219 sync_new_nand<mode>): New define_expands for HI and QI mode
221 (sync_<optab>_12, sync_old_<optab>_12, sync_new_<optab>_12,
222 sync_nand_12, sync_old_nand_12, sync_new_nand_12): New insns.
223 (sync_lock_test_and_set<mode>): New define_expand for HI and QI
225 (test_and_set_12): New insn.
226 (sync_old_add<mode>, sync_new_add<mode>, sync_old_<optab><mode>,
227 sync_new_<optab><mode>, sync_old_nand<mode>,
228 sync_new_nand<mode>, sync_lock_test_and_set<mode>): Add early
229 clobber to operand 0 for SI and DI mode insns.
230 * config/mips/mips-protos.h (mips_gen_fn_6, mips_gen_fn_5,
231 mips_gen_fn_4): New typedefs.
232 (mips_gen_fn_ptrs): Define new union type.
233 (mips_expand_compare_and_swap_12): Remove declaration.
234 (mips_expand_atomic_qihi): Declare function.
235 * config/mips/mips.c (mips_expand_compare_and_swap_12): Rename to...
236 (mips_expand_atomic_qihi): ... this. Use new generator function
238 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP_12): Add OPS parameter.
239 (MIPS_COMPARE_AND_SWAP_12_0): Delete macro.
240 (MIPS_COMPARE_AND_SWAP_12_ZERO_OP,
241 MIPS_COMPARE_AND_SWAP_12_NONZERO_OP,
242 MIPS_SYNC_OP_12, MIPS_SYNC_OP_12_NOT_NOP,
243 MIPS_SYNC_OP_12_NOT_NOT, MIPS_SYNC_OLD_OP_12,
244 MIPS_SYNC_OLD_OP_12_NOT_NOP, MIPS_SYNC_OLD_OP_12_NOT_NOP_REG,
245 MIPS_SYNC_OLD_OP_12_NOT_NOT, MIPS_SYNC_OLD_OP_12_NOT_NOT_REG,
246 MIPS_SYNC_NEW_OP_12, MIPS_SYNC_NEW_OP_12_NOT_NOP,
247 MIPS_SYNC_NEW_OP_12_NOT_NOT, MIPS_SYNC_EXCHANGE_12,
248 MIPS_SYNC_EXCHANGE_12_ZERO_OP,
249 MIPS_SYNC_EXCHANGE_12_NONZERO_OP): New macros.
251 2008-05-20 H.J. Lu <hongjiu.lu@intel.com>
253 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Add
256 2008-05-20 Anatoly Sokolov <aesok@post.ru>
258 * config/avr/avr.h (machine_function): Add 'is_OS_main' field.
259 * config/avr/avr.c (avr_OS_main_function_p): Add new function.
260 (avr_attribute_table): Add 'OS_main' function attribute.
261 (avr_regs_to_save, expand_prologue, expand_epilogue): Handle
262 functions with 'OS_main' attribute.
264 2008-05-20 Richard Guenther <rguenther@suse.de>
266 PR tree-optimization/35204
267 * tree-ssa-sccvn.c (extract_and_process_scc_for_name): New
268 helper, split out from ...
269 (DFS): ... here. Make the DFS walk non-recursive.
271 2008-05-20 Sebastian Pop <sebastian.pop@amd.com>
272 Jan Sjodin <jan.sjodin@amd.com>
274 PR tree-optimization/36181
275 * tree-parloops.c (loop_has_vector_phi_nodes): New.
276 (parallelize_loops): Don't parallelize when the loop has vector
279 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
280 Sebastian Pop <sebastian.pop@amd.com>
282 * tree-loop-linear.c (gather_interchange_stats): Look in the access matrix,
283 and never look at the tree representation of the memory accesses.
284 (linear_transform_loops): Computes parameters and access matrices.
285 * tree-data-ref.c (compute_data_dependences_for_loop): Returns false when fails.
286 (access_matrix_get_index_for_parameter): New.
287 * tree-data-ref.h (struct access_matrix): New.
288 (AM_LOOP_NEST_NUM, AM_NB_INDUCTION_VARS, AM_PARAMETERS, AM_MATRIX,
289 AM_NB_PARAMETERS, AM_CONST_COLUMN_INDEX, AM_NB_COLUMNS,
290 AM_GET_SUBSCRIPT_ACCESS_VECTOR, AM_GET_ACCESS_MATRIX_ELEMENT,
291 am_vector_index_for_loop): New.
292 (struct data_reference): Add field access_matrix.
293 (DR_ACCESS_MATRIX): New.
294 (compute_data_dependences_for_loop): Update declaration.
295 (lambda_collect_parameters, lambda_compute_access_matrices): Declared.
296 * lambda.h (lambda_vector_vec_p): Declared.
297 * lambda-code.c: Depend on pointer-set.h.
298 (lambda_collect_parameters_from_af, lambda_collect_parameters,
299 av_for_af_base, av_for_af, build_access_matrix,
300 lambda_compute_access_matrices): New.
301 * Makefile.in (lambda-code.o): Depend on pointer-set.h.
303 2008-05-20 Joseph Myers <joseph@codesourcery.com>
305 * doc/install.texi2html: Generate gcc-vers.texi in $DESTDIR not
308 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
309 Sebastian Pop <sebastian.pop@amd.com>
311 PR tree-optimization/36206
312 * tree-scalar-evolution.c: Remove enum INSERT_SUPERLOOP_CHRECS,
314 (instantiate_scev_1): Rename flags to fold_conversions.
315 Do not check for INSERT_SUPERLOOP_CHRECS, keep SSA_NAMEs defined
316 outeside instantiation_loop.
317 * tree-chrec.h (evolution_function_is_affine_in_loop): New.
318 (evolution_function_is_affine_or_constant_p): Removed.
319 * tree-data-ref.c (dr_analyze_indices): Replace resolve_mixers with
321 (analyze_siv_subscript): Pass in the loop nest number.
322 Call evolution_function_is_affine_in_loop instead of
323 evolution_function_is_affine_p.
324 (analyze_overlapping_iterations): Pass in the loop nest number.
326 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
327 Sebastian Pop <sebastian.pop@amd.com>
329 PR tree-optimization/36206
330 * tree-chrec.h (chrec_fold_op): New.
331 * tree-data-ref.c (initialize_matrix_A): Traverse NOP_EXPR, PLUS_EXPR, and
334 2008-05-20 Nathan Sidwell <nathan@codesourcery.com>
336 * c-incpath.c (INO_T_EQ): Do not define on non-inode systems.
338 (remove_duplicates): Do not set inode on non-inode systems. Use
341 2008-05-20 Sandra Loosemore <sandra@codesourcery.com>
343 * config.gcc (tm_file): Update comments about relative pathnames.
345 2008-05-20 Richard Guenther <rguenther@suse.de>
347 * tree-ssa-reassoc.c (fini_reassoc): Use the statistics
349 * tree-ssa-sccvn.c (process_scc): Likewise.
350 * tree-ssa-sink.c (execute_sink_code): Likewise.
351 * tree-ssa-threadupdate.c (thread_through_all_blocks): Likewise.
352 * tree-vrp.c (process_assert_insertions): Likewise.
353 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Likewise.
354 (perform_tree_ssa_dce): Likewise.
355 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Likewise.
356 (dump_dominator_optimization_stats): Likewise.
357 * tree-vectorizer.c (vectorize_loops): Likewise.
359 2008-05-20 Richard Guenther <rguenther@suse.de>
361 * tree-vn.c (vn_lookup_with_vuses): Do not use the alias oracle.
363 2008-05-20 Kai Tietz <kai.tietz@onevision.com>
365 * config/i386/i386-protos.h (ix86_return_in_memory): Removed.
366 (ix86_i386elf_return_in_memory): Likewise.
367 (ix86_i386interix_return_in_memory): Likewise.
368 * config/i386/i386-interix.h (TARGET_RETURN_IN_MEMORY): Removed.
369 (SUBTARGET_RETURN_IN_MEMORY): New.
370 * config/i386/i386elf.h: Likewise.
371 * config/i386/ptx4-i.h: Likewise.
372 * config/i386/sol2-10.h: Likewise.
373 * config/i386/sysv4.h: Likewise.
374 * config/i386/vx-common.h: Likewise.
375 * config/i386/i386.h (TARGET_RETURN_IN_MEMORY): Removed.
376 * config/i386/i386.c (ix86_return_in_memory): Made static and
377 make use of optional SUBTARGET_RETURN_IN_MEMORY macro.
378 (ix86_i386elf_return_in_memory): Removed.
379 (ix86_i386interix_return_in_memory): Removed.
380 (TARGET_RETURN_IN_MEMORY): Declared within i386.c only.
381 * target-def.h (TARGET_RETURN_IN_MEMORY): Remove protection #ifdef.
383 2008-05-20 Alexandre Oliva <aoliva@redhat.com>
385 * cselib.c (cselib_record_sets): Use correct mode for IF_THEN_ELSE.
387 2008-05-19 Xinliang David Li <davidxl@google.com>
389 * tree-ssa-dce.c: Revert patches of 2008-05-17 and 2008-05-18.
392 * doc/invoke.texi: Ditto.
394 2008-05-19 Eric Botcazou <ebotcazou@adacore.com>
396 * tree.c (substitute_in_expr) <tcc_vl_exp>: Fix thinko.
397 (substitute_placeholder_in_expr) <tcc_vl_exp>: Minor tweak.
399 2008-05-19 H.J. Lu <hongjiu.lu@intel.com>
401 * config/i386/i386.c (ix86_expand_vector_init_concat): Change
402 sizes of operand array from 8/4 to 4/2.
403 (ix86_expand_vector_init_general): Change size of operand array
404 from 32 to 16. Remove op0, op1 and half_mode.
406 2008-05-19 H.J. Lu <hongjiu.lu@intel.com>
408 * config/i386/i386.c (ix86_expand_vector_init_concat): New.
409 (ix86_expand_vector_init_interleave): Likewise.
410 (ix86_expand_vector_init_general): Use them. Assert word_mode
411 == SImode when n_words == 4.
413 2008-05-19 Uros Bizjak <ubizjak@gmail.com>
415 * config/i386/i386.c (ix86_secondary_reload): New static function.
416 (TARGET_SECONDARY_RELOAD): New define.
417 * config/i386/i386.h (SECONDARY_OUTPUT_RELOAD_CLASS): Remove.
418 * config/i386/i386.md (reload_outqi): Remove.
420 2008-05-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
423 * builtins.c (mathfn_built_in_1): Renamed from mathfn_built_in.
424 Add `implicit' parameter. Handle BUILT_IN_SIGNBIT.
425 (mathfn_built_in): Rewrite in terms of mathfn_built_in_1.
426 (fold_builtin_classify): Handle BUILT_IN_ISINF_SIGN.
427 (fold_builtin_1): Likewise.
428 * builtins.def (BUILT_IN_ISINF_SIGN): New.
429 c-common.c (check_builtin_function_arguments): Handle
431 * doc/extend.texi: Document __builtin_isinf_sign.
432 * fold-const.c (operand_equal_p): Handle COND_EXPR.
434 2008-05-18 Eric Botcazou <ebotcazou@adacore.com>
436 * tree-ssa-dom.c (tree_ssa_dominator_optimize): If some blocks need
437 EH cleanup at the end of the pass, search for those that have been
438 turned into forwarder blocks and do the cleanup on their successor.
440 2008-05-18 Richard Guenther <rguenther@suse.de>
442 * tree-cfg.c (verify_gimple_expr): Allow conversions from
443 pointers to sizetype and vice versa.
445 2008-05-18 Xinliang David Li <davidxl@google.com>
447 * gcc/tree-ssa-dce.c: Coding style fix.
448 (check_pow): Documentation comment.
449 (check_log): Documenation comment. Coding style fix.
450 (is_unnecessary_except_errno_call): Ditto.
451 (gen_conditions_for_pow): Ditto.
452 (gen_conditions_for_log): Ditto.
453 (gen_shrink_wrap_conditions): Ditto.
454 (shrink_wrap_one_built_in_calls): Ditto.
455 * gcc/doc/invoke.texi: Better documentation string.
456 * ChangeLog: Fix wrong change log entries from
457 May 17 checkin on function call DCE.
459 2008-05-17 Kaz Kojima <kkojima@gcc.gnu.org>
461 * config/sh/sh.c (sh_output_mi_thunk): Update the use of init_flow.
463 2008-05-17 Kenneth Zadeck <zadeck@naturalbridge.com>
465 * doc/rtl.texi (RTL_CONST_CALL_P, RTL_PURE_CALL_P): Fixed typos.
466 * df-problems.c (simulation routines): Fixed block comment to
467 properly say how to add forwards scanning functions.
469 2008-05-17 Eric Botcazou <ebotcazou@adacore.com>
471 * tree-inline.c (setup_one_parameter): Remove dead code.
473 2008-05-17 Eric Botcazou <ebotcazou@adacore.com>
475 * fold-const.c (fold_unary) <CASE_CONVERT>: Fold the cast into
476 a BIT_AND_EXPR only for an INTEGER_TYPE.
478 2008-05-17 Xinliang David Li <davidxl@google.com>
480 * gcc/tree-ssa-dce.c (cond_dead_built_in_calls): New static variable.
481 (check_pow, check_log, is_unnecessary_except_errno_call): New
482 functions to check for eliminating math functions that are pure
483 except for setting errno.
484 (gen_conditions_for_pow, gen_conditionas_for_log): New functions to
485 general condition expressions for shrink-wrapping pow/log calls.
486 (gen_shrink_wrap_conditions): Ditto.
487 (shrink_wrap_one_built_in_call): Ditto.
488 (shrink_wrap_conditional_dead_built_in_calls): Ditto.
489 (mark_operand_necessary): If debugging, output if OP is necessary.
490 (eliminate_unnecessary_stmts): Eliminate pow, log calls that are
492 * gcc/opts.c (decode_options): set flag_tree_builtin_dce to 1 when
494 * gcc/common.opt: New user flag -ftree-builtin-dce.
495 * gcc/doc/invoke.texi (-ftree-builtin-dce): New option.
497 2008-05-16 David S. Miller <davem@davemloft.net>
499 * config/sparc/linux.h (NO_PROFILE_COUNTERS): Undef before overriding.
500 * config/sparc/linux64.h (NO_PROFILE_COUNTERS): Likewise.
502 2008-05-16 Uros Bizjak <ubizjak@gmail.com>
505 * config/i386/i386.h (SECONDARY_MEMORY_NEEDED_MODE): New define.
507 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
509 * ifcvt.c (dead_or_predicable): Rename
510 df_simulate_one_insn_backwards to df_simulate_one_insn.
511 * recog.c (peephole2_optimize): Ditto.
512 * rtl-factoring.c (collect_pattern_seqs, clear_regs_live_in_seq):
514 * df.h: Rename df_simulate_one_insn_backwards to
515 df_simulate_one_insn. and delete df_simulate_one_insn_forwards.
516 * df-problems.c (df_simulate_artificial_refs_at_top) Reversed
517 scanning of defs and uses.
518 (df_simulate_one_insn_backwards): Renamed to df_simulate_one_insn.
519 (df_simulate_one_insn_forwards): Removed.
521 2008-05-16 Doug Kwan <dougkwan@google.com>
523 * real.c (real_to_decimal, real_to_hexadecimal): Distinguish
525 (real_from_string): Handle NaNs and Inf as approriate.
527 2008-05-16 Nathan Froyd <froydnj@codesourcery.com>
529 * doc/gty.texi (Source Files Containing Type Information): Note
530 that headers should appear first in the gtfiles list.
532 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
534 * tree.def (COND_EXEC): Properly documented this code.
536 2008-05-16 Diego Novillo <dnovillo@google.com>
538 * dwarf2asm.c (dw2_assemble_integer): Clarify comment.
539 * tree-nested.c (get_trampoline_type): Set DECL_CONTEXT for
542 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
544 * tree-ssa-dse (max_stmt_uid): Removed.
545 (get_stmt_uid, dse_possible_dead_store_p, dse_optimize_stmt,
546 tree_ssa_dse): Encapsulate all uses of stmt_ann->uid.
547 * tree-ssa-sccvn.c (compare_ops, init_scc_vn): Ditto.
548 * function.h (cfun.last_stmt_uid): New field.
549 * tree-flow-inline.h (set_gimple_stmt_uid, gimple_stmt_uid,
550 gimple_stmt_max_uid, set_gimple_stmt_max_uid, inc_gimple_stmt_max_uid):
552 * tree-dfa.c (renumber_gimple_stmt_uids): New function.
553 (create_stmt_ann): Initialize the ann->uid field.
554 * tree-ssa-pre.c (compute_avail): Encapsulate the stmt_ann->uid
556 * tree-flow.h (renumber_gimple_stmt_uids): New function.
558 2008-05-16 Nathan Froyd <froydnj@codesourcery.com>
560 * tree-flow.h (init_empty_tree_cfg_for_function): Declare.
561 * tree-cfg.c (init_empty_tree_cfg_for_function): Define.
562 (init_empty_tree_cfg): Call it.
564 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
566 * cfg.c (init_flow): Add argument THE_FUN. Use it instead of cfun.
569 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
571 * doc/invoke.text (-fdump-tree-*-verbose): New option.
572 * tree-dump.c (dump_options): New verbose option.
573 * tree-pretty-print.c (dump_phi_nodes, dump_generic_bb_buff):
575 * tree-pass.h (TDF_VERBOSE): New dump flag.
576 * print-tree.c (print_node): Added code to be able to print PHI_NODES.
577 (tree-flow.h): Added include.
578 * Makefile.in (print-tree.o): Added TREE_FLOW_H.
580 2008-05-16 Bernd Schmidt <bernd.schmidt@analog.com>
582 * config/bfin/bfin.c (bfin_discover_loops): Delete empty loops.
584 From Jie Zhang <jie.zhang@analog.com>
585 * config/bfin/t-bfin-elf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
586 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Remove mcpu=bf532-0.3,
587 mcpu=bf561-none and mcpu=bf561-0.2.
588 * config/bfin/t-bfin-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
589 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Likewise.
590 * config/bfin/t-bfin-linux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
591 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Likewise.
592 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add BFIN_CPU_UNKNOWN.
593 * config/bfin/elf.h (STARTFILE_SPEC): Use specific CRT for BF561.
594 (LIB_SPEC): Use proper linker script for bf561. Error if no mcpu
596 * config/bfin/bfin.c (bfin_cpu_type): Set to BFIN_CPU_UNKNOWN.
597 (cputype_selected): Remove.
598 (bfin_handle_option): Don't use cputype_selected.
599 (override_options): When no mcpu option, enable all workarounds.
600 Don't use bfin_workarounds.
601 * config/bfin/bfin.h (DRIVER_SELF_SPECS): Don't set default
603 (DEFAULT_CPU_TYPE): Don't define.
605 2008-05-16 Richard Guenther <rguenther@suse.de>
607 * tree-ssa-propagate.c (substitute_and_fold): Fix stmt walking
608 on deletion of the last stmt.
610 2008-05-15 H.J. Lu <hongjiu.lu@intel.com>
612 * config/i386/i386.c (ix86_expand_vector_init_general): Optimize
613 V8HImode for SSE2 and V16QImode for SSE4.1.
615 2008-05-15 Kenneth Zadeck <zadeck@naturalbridge.com>
617 * cgraph.h (compute_inline_parameters): Made public.
618 * tree-pass.h (ipa_opt_pass): Removed function_generate_summary,
619 variable_generate_summary, function_write_summary,
620 variable_write_summary, variable_read_summary. Added generate_summary,
621 write_summary, read_summary.
622 * cgraphunit.c (cgraph_process_new_functions): Changed call from
623 pass_ipa_inline.function_generate_summary, to
624 compute_inline_parameters.
625 * ipa-inline.c (compute_inline_parameters): Made public and added
627 (compute_inline_parameters_for_current): New function.
628 (pass_inline_param): Now calls compute_inline_parameters_for_current.
629 (inline_generate_summary): Removed parameter and made to loop over
631 (pass_ipa_inline): Updated for new IPA_PASS structure.
632 * passes.c (execute_ipa_summary_passes): Now is called once per
633 pass rather than once per node*pass.
635 2008-05-15 Anatoly Sokolov <aesok@post.ru>
637 * config/avr/avr.c (avr_base_arch_macro, avr_have_movw_lpmx_p,
638 avr_have_mul_p, avr_asm_only_p): Remove variables.
639 (avr_override_options): Remove initialization of removed variables.
640 (avr_file_start): Convert removed variables to fields of
641 'struct base_arch_s *avr_current_arch'.
642 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): (Ditto.).
643 (AVR_HAVE_MUL): (Ditto.).
644 (AVR_HAVE_MOVW): (Ditto.).
645 (AVR_HAVE_LPMX): (Ditto.).
646 (avr_base_arch_macro, avr_have_movw_lpmx_p, avr_have_mul_p,
647 avr_asm_only_p): Remove declaration.
649 2008-05-15 Diego Novillo <dnovillo@google.com>
651 * config/arm/arm.c (arm_return_in_memory): Fix return type.
652 * config/arm/arm-protos.h (arm_return_in_memory): Likewise.
654 2008-05-15 Adam Nemet <anemet@caviumnetworks.com>
657 * combine.c (check_conversion): Rename back to check_promoted_subreg.
658 Don't call record_truncated_value from here.
659 (record_truncated_value): Turn it into a for_each_rtx callback.
660 (record_truncated_values): New function.
661 (combine_instructions): Call note_uses with record_truncated_values.
662 Change name of check_conversion to check_promoted_subreg.
664 2008-05-15 Janis Johnson <janis187@us.ibm.com>
666 * doc/sourcebuild.texi: Document support for torture tests.
668 2008-05-15 Uros Bizjak <ubizjak@gmail.com>
670 * config/i386/sse.md (*vec_concatv2sf_sse4_1): Add "m" constraint
671 to alternative 4 of operand 2.
673 2008-05-15 Richard Guenther <rguenther@suse.de>
675 * tree-pass.h (current_pass): Declare.
676 (get_pass_for_id): Likewise.
677 * passes.c (passes_by_id, passes_by_id_size): New globals.
678 (set_pass_for_id): New function.
679 (get_pass_for_id): Likewise.
680 (register_one_dump_file): Use set_pass_for_id to populate passes_by_id.
681 (execute_function_todo): Flush per function statistics.
682 * toplev.c (compile_file): Init statistics.
683 (general_init): Do early statistics initialization.
684 (finalize): Finish statistics.
685 * statistics.h (statistics_early_init): Declare.
686 (statistics_init): Likewise.
687 (statistics_fini): Likewise.
688 (statistics_fini_pass): Likewise.
689 (statistics_counter_event): Likewise.
690 (statistics_histogram_event): Likewise.
691 * statistics.c: New file.
692 * Makefile.in (OBJS-common): Add statistics.o.
693 (statistics.o): Add dependencies.
694 * doc/invoke.texi (-fdump-statistics): Document.
696 * tree-ssa-pre.c (compute_antic): Use statistics_histogram_event.
698 (execute_pre): Use statistics_counter_event.
699 * tree-ssa-propagate.c (struct prop_stats_d): Add num_dce field.
700 (substitute_and_fold): Increment it. Use statistics_counter_event.
702 2008-05-15 Diego Novillo <dnovillo@google.com>
704 http://gcc.gnu.org/ml/gcc-patches/2008-05/msg00893.html
706 * treestruct.def (TS_STRUCT_FIELD_TAG): Remove.
707 * tree-ssa-alias.c (new_type_alias): Remove references to
708 sub-variables from comment.
709 * tree-ssa-operands.c (swap_tree_operands): Likewise.
711 2008-05-15 H.J. Lu <hongjiu.lu@intel.com>
713 * config/i386/sse.md (*vec_concatv2sf_sse4_1): Set prefix_extra
714 attribute to 1 only for insertps alternative.
716 2008-05-15 Bernd Schmidt <bernd.schmidt@analog.com>
718 * config/bfin/bfin.md (loadbytes): New pattern.
719 * config/bfin/bfin.c (enum bfin_builtins): Add BFIN_BUILTIN_LOADBYTES.
720 (bfin_init_builtins): Initialize it.
721 (bdesc_1arg): Add it.
723 2008-05-15 Sa Liu <saliu@de.ibm.com>
725 * testsuite/gfortran.dg/c_kind_int128_test1.f03: New.
726 * testsuite/gfortran.dg/c_kind_int128_test2.f03: New.
727 * testsuite/lib/target-supports.exp: Add
728 check_effective_target_fortran_integer_16.
730 2008-05-15 Bernd Schmidt <bernd.schmidt@analog.com>
732 * config/bfin/bfin.h (TARGET_RETURN_IN_MEMORY): Don't define here.
733 * config/bfin/bfin-protos.h (bfin_return_in_memory): Don't declare.
734 * config/bfin/bfin.c (bfin_return_in_memory): Now static. Return bool.
735 (TARGET_RETURN_IN_MEMORY): Define.
737 2008-05-15 Richard Guenther <rguenther@suse.de>
740 * tree-ssa-alias.c (new_type_alias): Do not set TREE_READONLY.
741 * tree-flow-inline.h (unmodifiable_var_p): Memory tags never
742 represent unmodifiable vars.
744 2008-05-15 Richard Guenther <rguenther@suse.de>
746 * tree-dfa.c (refs_may_alias_p): Allow all kinds of
747 INDIRECT_REF and TARGET_MEM_REF.
748 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
751 2008-05-15 Uros Bizjak <ubizjak@gmail.com>
752 H.J. Lu <hongjiu.lu@intel.com>
754 * config/i386/sse.md (*vec_concatv2sf_sse4_1): New insn pattern.
755 (*vec_concatv2si_sse4_1): Use vector_move_operand predicate
756 for operand 2. Remove pinsr{q,d} with 0x0 immediate operand from
757 insn alternatives. Add missing alternatives.
758 (*vec_concatv2di_rex64_sse4_1): Likewise.
759 (*vec_concatv2si_sse2): Use "x" register constraint instead of "Y2".
760 (*vec_concatv2di_rex64_sse): Rename from *vec_concatv2di_rex64.
763 2008-05-15 Richard Guenther <rguenther@suse.de>
765 PR tree-optimization/36009
766 PR tree-optimization/36204
767 * tree-ssa-loop-im.c (tree-ssa-propagate.h): Include.
768 (determine_invariantness_stmt): Record the loop a store is
770 * Makefile.in (tree-ssa-loop-im.o): Add tree-ssa-propagate.h
773 2008-05-15 Richard Guenther <rguenther@suse.de>
775 PR tree-optimization/34330
776 * tree-ssa-alias.c (get_smt_for): Only assert that accesses
777 through the pointer will alias the SMT.
779 2008-05-14 Andreas Tobler <a.tobler@schweiz.org>
781 * config/sparc/sparc.h (NO_PROFILE_COUNTERS): Define as 0.
783 2008-05-14 H.J. Lu <hongjiu.lu@intel.com>
785 * config/i386/sse.md (*sse4_1_pinsrq): Make it 64bit only.
787 2008-05-14 Michael Meissner <michael.meissner@amd.com>
788 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
790 * optabs.h (optab_index): Add OTI_vashl, OTI_vlshr, OTI_vashr,
791 OTI_vrotl, OTI_vrotr to support vector/vector shifts.
792 (vashl_optab): New optab for vector/vector shifts.
793 (vashr_optab): Ditto.
794 (vlshr_optab): Ditto.
795 (vrotl_optab): Ditto.
796 (vrotr_optab): Ditto.
797 (optab_subtype): New enum for optab_for_tree_code call.
798 (optab_for_tree_code): Add enum optab_subtype argument.
800 * optabs.c (optab_for_tree_code): Take an additional argument to
801 distinguish between a vector shift by a scalar and vector shift by
802 a vector. Make lshr/ashr/ashl/rotl/rotr optabs just vector
803 shifted by a scalar. Use vlshr/vashr/vashl/vrotl/vrotr for the
804 vector shift by a vector.
805 (expand_widen_pattern_expr): Pass additional argument to
808 * genopinit.c (optabs): Add vashr_optab, vashl_optab, vlshr_optab,
809 vrotl_optab, vrotr_optab.
811 * expr.c (expand_expr_real_1): Update calls to
812 optab_for_tree_code to distinguish between vector shifted by a
813 scalar and vector shifted by a vector.
814 * tree-vectorizer.c (supportable_widening_operation): Ditto.
815 (supportable_narrowing_operation): Ditto.
816 * tree-vect-analyze.c (vect_build_slp_tree): Ditto.
817 * tree-vect-patterns.c (vect_pattern_recog_1): Ditto.
818 * tree-vect-transform.c (vect_model_reduction_cost): Ditto.
819 (vect_create_epilog_for_reduction): Ditto.
820 (vectorizable_reduction): Ditto.
821 (vectorizable_operation): Ditto.
822 (vect_strided_store_supported): Ditto.
823 (vect_strided_load_supported): Ditto.
824 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
825 * expmed.c (expand_shift): Ditto.
827 * doc/md.texi (ashl@var{m}3): Document that operand 2 is always a
829 (ashr@var{m}3): Ditto.
830 (vashl@var{m}3): Document new vector/vector shift standard name.
831 (vashr@var{m}3): Ditto.
832 (vlshr@var{m}3): Ditto.
833 (vrotl@var{m}3): Ditto.
834 (vrotr@var{m}3): Ditto.
836 * config/i386/i386.md (PPERM_SRC): Move PPERM masks here from i386.c.
837 (PPERM_INVERT): Ditto.
838 (PPERM_REVERSE): Ditto.
839 (PPERM_REV_INV): Ditto.
843 (PPERM_INV_SIGN): Ditto.
847 * config/i386/sse.md (mulv2di3): Add SSE5 support.
848 (sse5_pmacsdql_mem): New SSE5 define_and_split that temporarily
849 allows a memory operand to be the value being added, and split it
850 to improve vectorization.
851 (sse5_pmacsdqh_mem): Ditto.
852 (sse5_mulv2div2di3_low): SSE5 32-bit multiply and extend function.
853 (sse5_mulv2div2di3_high): Ditto.
854 (vec_pack_trunc_v8hi): Add SSE5 pperm support.
855 (vec_pack_trunc_v4si): Ditto.
856 (vec_pack_trunc_v2di): Ditto.
857 (sse5_pcmov_<mode>): Remove code that tried to use use
858 andps/andnps instead of pcmov.
859 (vec_widen_smult_hi_v4si): If we have SSE5, use the pmacsdql and
860 pmacsdqh instructions.
861 (vec_widen_smult_lo_v4si): Ditto.
863 * config/i386/i386.c (PPERM_SRC): Move PPERM masks to i386.md.
864 (PPERM_INVERT): Ditto.
865 (PPERM_REVERSE): Ditto.
866 (PPERM_REV_INV): Ditto.
870 (PPERM_INV_SIGN): Ditto.
873 (ix86_expand_sse_movcc): Move the SSE5 test after the if
875 (ix86_expand_int_vcond): If SSE5 generate all possible integer
877 (ix86_sse5_valid_op_p): Allow num_memory to be negative, which
878 says ignore whether the last reference is a memory operand.
880 2008-05-14 Michael Meissner <michael.meissner@amd.com>
881 Paolo Bonzini <bonzini at gnu dot org>
883 * config/rs6000/rs6000.c (bdesc_2arg): Change the names of vector
886 * config/rs6000/altivec.md (vashl<mode>3): Rename from ashl<mode>3.
887 (vlshr<mode>3): Rename from vlshr<mode>3.
888 (vashr<mode>3): Rename from vashr<mode>3.
889 (mulv4sf3): Change the names of vector shift patterns.
893 * config/spu/spu.c (spu_initialize_trampoline): Rename vector
896 * config/spu/spu-builtins.def (SI_SHLH): Rename vector shift insns.
921 * config/spu/spu.md (v): New iterator macro to add v for vector types.
922 (floatunssidf2_internal): Change vector/vector shift names.
923 (floatunsdidf2_internal): Ditto.
930 (vashl<mode>3): Rename from ashl<mode>3.
931 (vashr<mode>3): Rename from ashr<mode>3.
932 (vlshr<mode>3): Rename from lshr<mode>3.
933 (vrotl<mode>3): Rename from rotl<mode>3.
935 2008-05-14 Michael Meissner <michael.meissner@amd.com>
938 * config/i386/sse.md (vec_widen_smult_hi_v4si): Delete, using unsigned
939 multiply gives the wrong value when doing widening multiplies.
940 (vec_widen_smult_lo_v4si): Ditto.
942 2008-05-14 Kenneth Zadeck <zadeck@naturalbridge.com>
944 * optabs.c (prepare_cmp_insn): Changed LCT_PURE_MAKE_BLOCK to
945 LCT_PURE and LCT_CONST_MAKE_BLOCK to LCT_CONST in calls to
946 emit_library_call_value.
947 * builtins.c (expand_builtin_powi, expand_builtin_memcmp): Ditto.
948 * tree.h (ECF_LIBCALL_BLOCK): Removed.
949 * calls.c (initialize_argument_information, precompute_arguments,
950 expand_call, emit_library_call_value_1): Remove ECF_LIBCALL_BLOCK.
951 (precompute_arguments): Removed flags parameter.
952 * rtl.h (LCT_CONST_MAKE_BLOCK, LCT_PURE_MAKE_BLOCK): Removed.
954 2008-05-14 Richard Guenther <rguenther@suse.de>
956 * tree-ssa-dse.c (dse_possible_dead_store_p): Remove dead code.
957 Make sure to register the store if the use is a PHI_NODE.
959 2008-05-14 Olivier Hainque <hainque@adacore.com>
961 * expr.c (expand_expr_real_1) <normal_inner_ref>: Force op0 to
962 memory if the component is to be referenced in BLKmode according
963 to get_inner_reference.
965 2008-05-14 Adam Nemet <anemet@caviumnetworks.com>
967 * calls.c (emit_library_call_value_1): Restore code clearing
968 ECF_LIBCALL_BLOCK to ensure that we only call end_sequence once.
970 2008-05-14 Olivier Hainque <hainque@adacore.com>
971 Nicolas Roche <roche@adacore.com>
973 * configure.ac: Add support for a "gcc_subdir" variable in
974 config-lang.in, to denote a subdirectory where the language/GCC
975 integration files are to be found.
976 * configure: Regenerate.
978 2008-05-14 Ira Rosen <irar@il.ibm.com>
980 PR tree-optimization/36098
981 * tree-vect-analyze.c (vect_analyze_group_access): Set the gap
982 value for the first load in the group in case of a gap.
983 (vect_build_slp_tree): Check that there are no gaps in loads.
985 2008-05-14 Kenneth Zadeck <zadeck@naturalbridge.com>
987 * doc/rtl.texi: Removed reference to REG_NO_CONFLICT notes.
988 * optabs.c (expand_binop, expand_absneg_bit, expand_unop,
989 expand_copysign_bit, ): Change call to emit_no_conflict_block to
990 emit_insn and remove unneeded code to construct extra args.
991 (emit_no_conflict_block): Removed.
992 * optabls.h: (emit_no_conflict_block): Removed.
993 * cse.c (cse_extended_basic_block): Remove search for
994 REG_NO_CONFLICT note.
995 * global.c: Removed incorrect comment added in revision 117.
996 * expr.c (convert_move): Change call to emit_no_conflict_block to
998 * recog.c: Change comments so that they do not mention
1000 * local_alloc.c (combine_regs): Removed last parameter.
1001 (no_conflict_p): Removed.
1002 (block_alloc): Removed note, no_conflict_combined_regno and set
1003 local vars. Removed all code to process REG_NO_CONFLICT blocks.
1004 (combine_regs): Removed already_dead and code to look for
1005 REG_NO_CONFLICT notes.
1006 * lower_subreg (remove_retval_note): Removed code to look for
1007 REG_NO_CONFLICT block.
1008 (resolve_reg_notes): Removed REG_NO_CONFLICT case.
1009 (resolve_clobber): Remove code to process libcalls that have
1010 REG_NO_CONFLICT notes.
1011 * loop_invariant.c (find_invariant_insn): Removed REG_NO_CONFLICT
1013 * combine.c (can_combine_p, distribute_notes): Removed
1014 REG_NO_CONFLICT case.
1015 * config/cris/cris.md (movdi pattern): Changed emit_no_conflict_block
1017 * config/mn10300/mn10300.md (absdf2, negdf2 patterns): Ditto.
1018 * config/m68k/m68k.md (negdf2, negxf2, absdf2, absxf2 patterns):
1020 * reg-notes.def (NO_CONFLICT): Removed.
1022 2008-05-14 David S. Miller <davem@davemloft.net>
1024 * config/sparc/sparc.c (sparc_profile_hook): If
1025 NO_PROFILE_COUNTERS, don't generate and pass a label into mcount.
1026 * config/sparc/linux.h (NO_PROFILE_COUNTERS): Define as 1.
1027 * config/sparc/linux64.h (NO_PROFILE_COUNTERS): Likewise.
1029 2008-05-14 Andreas Krebbel <krebbel1@de.ibm.com>
1031 * cse.c (cse_cc_succs): Invoke delete_insn_and_edges.
1033 2008-05-13 Uros Bizjak <ubizjak@gmail.com>
1036 * config/i386/i386.c (ix86_expand_vector_init_general): Rearrange op0
1037 and op1 expansion before vector concat to have less live pseudos.
1039 2008-05-13 H.J. Lu <hongjiu.lu@intel.com>
1041 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
1042 ix86_expand_vector_set if supported.
1044 2008-05-13 Diego Novillo <dnovillo@google.com>
1045 Kenneth Zadeck <zadeck@naturalbridge.com>
1047 http://gcc.gnu.org/ml/gcc-patches/2008-05/msg00748.html
1049 * tree.h (init_phinodes, fini_phinodes, release_phi_node,
1050 phinodes_print_statistics, init_ssanames, fini_ssanames,
1051 make_ssa_name, duplicate_ssa_name, duplicate_ssa_name_ptr_info,
1052 release_ssa_name, release_defs, replace_ssa_name_symbol,
1053 ssanames_print_statistics): Move ...
1054 * tree-flow.h: ... here.
1055 * tree-ssanames.c (init_ssanames): Add arguments FN and SIZE.
1056 Use FN instead of cfun.
1057 (make_ssa_name_fn): Rename from make_ssa_name.
1058 (pass_release_ssa_names): Add TODO_dump_func to finish flags.
1059 * tree-flow-inline.h (make_ssa_name): Move from
1060 tree-ssanames.c. Convert to static inline. Call make_ssa_name_fn.
1061 * omp-low.c (expand_omp_parallel):
1062 * tree-flow-inline.h (redirect_edge_var_map_result):
1063 * tree-ssa.c (init_tree_ssa): Add argument FN.
1064 Use it instead of cfun. Update all users.
1066 2008-05-13 Tom Tromey <tromey@redhat.com>
1068 PR preprocessor/22168:
1069 * doc/cpp.texi (Top): Update menu.
1070 (Alternatives to Wrapper #ifndef): New node.
1071 (Other Directives): Document deprecation.
1072 (Obsolete Features): Remove menu.
1073 (Assertions): Merge node into Obsolete Features.
1074 (Obsolete once-only headers): Move earlier; rename to Alternatives
1076 * doc/cppopts.texi: Update.
1077 * c.opt (Wdeprecated): Enable for C and ObjC.
1078 * doc/invoke.texi (Option Summary): Move -Wno-deprecated.
1079 (C++ Dialect Options): Move -Wno-deprecated from here to...
1080 (Warning Options): ... here.
1082 2008-05-13 Richard Guenther <rguenther@suse.de>
1085 * fold-const.c (fold_sign_changed_comparison): Do not allow
1086 changes in pointer-ness.
1088 2008-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
1091 * config/sh/sh.c (sh_expand_prologue): Don't clear
1092 RTX_FRAME_RELATED_P for push insns.
1094 2008-05-12 Andy Hutchinson <hutchinsonandy@aim.com>
1096 * config/avr/avr.h (MAX_OFILE_ALIGNMENT): Define.
1098 2008-05-12 Anatoly Sokolov <aesok@post.ru>
1100 * config/avr/avr.h (machine_function): Add 'is_leaf' field.
1101 * config/avr/avr.c (avr_regs_to_save): Compute 'machine->is_leaf'.
1102 Use 'machine->is_leaf' instead of 'leaf_func_p'.
1104 2008-05-12 H.J. Lu <hongjiu.lu@intel.com>
1106 * config/i386/sse.md (*sse_concatv4sf): Renamed to ...
1107 (*vec_concatv4sf_sse): This.
1108 (*sse2_concatv2si): Renamed to ...
1109 (*vec_concatv2si_sse2): This.
1110 (*sse1_concatv2si): Renamed to ...
1111 (*vec_concatv2si_sse): This.
1112 (*vec_concatv2di_rex): Renamed to ...
1113 (*vec_concatv2di_rex64): This.
1114 (*vec_concatv2si_sse4_1): New.
1115 (*vec_concatv2di_rex64_sse4_1): Likewise.
1117 2008-05-12 Uros Bizjak <ubizjak@gmail.com>
1119 PR rtl-optimization/36111
1120 * recog.c (validate_replace_rtx_1): Unshare new RTL expression
1121 that was created for swappable operands.
1123 2008-05-12 Samuel Tardieu <sam@rfc1149.net>
1126 * Makefile.in: Substitute GNATMAKE and GNATBIND.
1127 * configure.ac: Add call to ACX_PROG_GNAT.
1129 2008-05-11 Volker Reichelt <v.reichelt@netcologne.de>
1131 * optc-gen.awk: Fix comment typo.
1133 2008-05-11 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
1135 * pretty-print.c (pp_integer_with_precision): Use
1136 HOST_LONG_LONG_FORMAT.
1138 2008-05-10 Kenneth Zadeck <zadeck@naturalbridge.com>
1140 * gcse.c (store_killed_in_insn): Negated call to RTL_CONST_CALL_P.
1142 2008-05-10 H.J. Lu <hongjiu.lu@intel.com>
1144 * config/i386/i386.c (bdesc_ptest): Removed.
1145 (ix86_builtin_type): Add INT_FTYPE_V2DI_V2DI_PTEST.
1146 (bdesc_args): Add __builtin_ia32_ptestz128,
1147 __builtin_ia32_ptestc128 and __builtin_ia32_ptestnzc128.
1148 (ix86_init_mmx_sse_builtins): Updated.
1149 (ix86_expand_args_builtin): Handle INT_FTYPE_V2DI_V2DI_PTEST.
1150 (ix86_expand_builtin): Updated.
1152 2008-05-10 Richard Sandiford <rdsandiford@googlemail.com>
1154 * tree-cfg.c (valid_fixed_convert_types_p): New function.
1155 (verify_gimple_expr): Handle FIXED_CONVERT_EXPR.
1157 2008-05-10 Uros Bizjak <ubizjak@gmail.com>
1159 * value-prof.c (interesting_stringop_to_profile): Do not
1160 return early for BUILT_IN_MEMPCPY.
1162 2008-05-09 H.J. Lu <hongjiu.lu@intel.com>
1164 * calls.c (expand_call): Don't use callgraph to increase
1165 preferred_stack_boundary.
1167 * cgraph.h (cgraph_rtl_info): Use unsigned on
1168 preferred_incoming_stack_boundary.
1170 * final.c (rest_of_clean_state): Use unsigned on
1171 preferred_stack_boundary.
1173 2008-05-09 Tom Tromey <tromey@redhat.com>
1175 PR preprocessor/22231:
1176 * c-opts.c (sanitize_cpp_opts): Disallow -MG if compilation is
1179 2008-05-09 Uros Bizjak <ubizjak@gmail.com>
1181 PR tree-optimization/36129
1182 * tree-ssa-ccp.c: Include value-prof.h.
1183 (execute_fold_all_builtins): Call gimple_remove_stmt_histograms if
1184 built-in function was folded to a constant.
1185 * Makefile.in (tree-ssa-ccp.c): Depend on value-prof.h
1187 2008-05-09 Jan Sjodin <jan.sjodin@amd.com>
1188 Sebastian Pop <sebastian.pop@amd.com>
1190 * tree-scalar-evolution.c: Document instantiate_scev.
1191 (instantiate_parameters_1): Renamed instantiate_scev_1.
1192 Don't use the same loop for instantiation_loop and evolution_loop.
1193 (instantiate_scev): New.
1194 (instantiate_parameters): Moved...
1195 (resolve_mixers): Update call to instantiate_scev_1 to pass the
1196 same loop twice. Maintains the semantics for this function.
1197 * tree-scalar-evolution.h (instantiate_scev): Declare.
1198 (instantiate_parameters): ...here. Now static inline.
1199 * tree-data-ref.c (dr_analyze_indices): Call instantiate_scev
1200 instead of resolve_mixers.
1202 2008-05-09 Maxim Kuvyrkov <maxim@codesourcery.com>
1204 * rtl-factoring.c (collect_pattern_seqs): Fix typo.
1206 2008-05-09 Tomas Bily <tbily@suse.cz>
1208 * config/pa/pa.c (reloc_needed): Use CASE_CONVERT.
1209 * tree-cfg.c (verify_expr, verify_gimple_expr): Likewise.
1210 * tree-ssa-structalias.c (get_constraint_for): Likewise.
1211 * c-common.c (c_common_truthvalue_conversion): Likewise.
1212 * tree-object-size.c (compute_object_offset): Likewise.
1213 * tree-inline.c (estimate_num_insns_1): Likewise.
1214 * varasm.c (const_hash_1, compare_constant, copy_constant)
1215 (compute_reloc_for_constant, output_addressed_constants)
1216 (initializer_constant_valid_p): Likewise.
1217 * c-omp.c (check_omp_for_incr_expr): Likewise.
1218 * gimplify.c (gimplify_expr): Likewise.
1219 * c-typeck.c (c_finish_return): Likewise.
1220 * tree-vectorizer.c (supportable_widening_operation)
1221 (supportable_narrowing_operation): Likewise.
1222 * c-pretty-print.c (pp_c_cast_expression, pp_c_expression): Likewise.
1223 * matrix-reorg.c (can_calculate_expr_before_stmt): Likewise.
1224 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
1225 * dwarf2out.c (loc_descriptor_from_tree_1, add_bound_info)
1226 (descr_info_loc): Likewise.
1227 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Likewise.
1228 * fold-const.c (operand_equal_p, make_range, extract_muldiv_1)
1229 (fold_unary): Likewise.
1230 * builtins.c (get_pointer_alignment): Likewise.
1231 * tree-scalar-evolution.c (interpret_rhs_modify_stmt)
1232 (instantiate_parameters_1): Likewise.
1233 * tree.c (expr_align, stabilize_reference): Likewise.
1234 * tree-pretty-print.c (dump_generic_node, op_prio): Likewise.
1235 * tree-ssa-loop-niter.c (derive_constant_upper_bound): Likewise.
1236 * convert.c (strip_float_extensions): Use CONVERT_EXPR_P.
1237 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Likewise.
1238 * config/alpha/alpha.c (va_list_skip_additions): Likewise.
1239 * c-common.c (c_alignof_expr, check_function_arguments_recurse):
1241 * tree-ssa.c (tree_ssa_useless_type_conversion): Likewise.
1242 * varasm.c (initializer_constant_valid_p, output_constant): Likewise.
1243 * tree-ssa-forwprop.c (get_prop_source_stmt, can_propagate_from)
1244 (forward_propagate_addr_expr_1, forward_propagate_addr_expr)
1245 (forward_propagate_comparison)
1246 (tree_ssa_forward_propagate_single_use_vars): Likewise.
1247 * cfgexpand.c (discover_nonconstant_array_refs_r): Likewise.
1248 * emit-rtl.c (component_ref_for_mem_expr)
1249 (set_mem_attributes_minus_bitpos): Likewise.
1250 * tree-ssa-phiopt.c (conditional_replacement): Likewise.
1251 * gimplify.c (gimplify_conversion, goa_lhs_expr_p, gimplify_expr):
1253 * c-typeck.c (default_function_array_conversion, build_indirect_ref)
1254 (build_function_call, pointer_diff, build_compound_expr)
1255 (c_finish_return): Likewise.
1256 * tree-vect-analyze.c (vect_determine_vectorization_factor): Likewise.
1257 * matrix-reorg.c (get_inner_of_cast_expr, may_flatten_matrices_1):
1259 * tree-ssa-ifcombine.c (recognize_single_bit_test): Likewise.
1260 * expr.c (is_aligning_offset): Likewise.
1261 * tree-ssa-alias.c (is_escape_site): Likewise.
1262 * tree-stdarg.c (va_list_counter_bump, check_va_list_escapes)
1263 (check_all_va_list_escapes): Likewise.
1264 * tree-ssa-loop-ivopts.c (determine_base_object)
1265 (determine_common_wider_type): Likewise.
1266 * dojump.c (do_jump): Likewise.
1267 * tree-ssa-sccvn.c (simplify_unary_expression): Likewise.
1268 * tree-gimple.c (is_gimple_cast): Likewise.
1269 * fold-const.c (decode_field_reference, )
1270 (fold_sign_changed_comparison, fold_unary, fold_comparison)
1271 (fold_binary): Likewise.
1272 * tree-ssa-alias-warnings.c (find_alias_site_helper)
1273 (already_warned_in_frontend_p): Likewise.
1274 * builtins.c (get_memory_rtx, fold_builtin_next_arg): Likewise.
1275 * tree.c (really_constant_p, get_unwidened): Likewise.
1276 * tree-ssa-loop-niter.c (expand_simple_operations): Likewise.
1277 * tree-ssa-loop-im.c (rewrite_bittest): Likewise.
1278 * tree-vrp.c (register_edge_assert_for_2, register_edge_assert_for_1):
1280 * tree.h (STRIP_NOPS, STRIP_SIGN_NOPS, STRIP_TYPE_NOPS): Use
1282 (CONVERT_EXPR_P): Define.
1283 (CASE_CONVERT): Define.
1285 2008-05-08 Kenneth Zadeck <zadeck@naturalbridge.com>
1288 * dce.c (deletable_insn_p): Do not delete calls if df_in_progress.
1289 (delete_unmarked_insns): When deleting a call, call
1290 delete_unreachable_blocks.
1291 * rtl.texi (RTL_CONST_CALL_P, RTL_PURE_CALL_P,
1292 RTL_CONST_OR_PURE_CALL_P, RTL_LOOPING_CONST_OR_PURE_CALL_P): Fixed doc.
1294 2008-05-08 Richard Guenther <rguenther@suse.de>
1296 * doc/invoke.texi (-fdump-tree-salias): Remove documentation.
1297 (-ftree-salias): Likewise.
1298 (salias-max-implicit-fields): Remove param documentation.
1299 (salias-max-array-elements): Likewise.
1300 * tree-pass.h (pass_create_structure_vars): Remove.
1301 * params.h (SALIAS_MAX_IMPLICIT_FIELDS): Remove.
1302 (SALIAS_MAX_ARRAY_ELEMENTS): Likewise.
1303 * tree-ssa-alias.c (create_structure_vars): Remove.
1304 (gate_structure_vars): Likewise.
1305 (pass_create_structure_vars): Likewise.
1306 (gate_build_alias): Likewise.
1307 (pass_build_alias): Adjust to run always and dump the function.
1308 * common.opt (ftree-salias): Hide.
1309 * passes.c (init_optimization_passes): Remove
1310 pass_create_structure_vars, adjust comment.
1311 * params.def (PARAM_SALIAS_MAX_IMPLICIT_FIELDS): Remove.
1312 (PARAM_SALIAS_MAX_ARRAY_ELEMENTS): Likewise.
1313 * opts.c (decode_options): Do not set flag_tree_salias.
1314 (common_handle_option): Add OPT_ftree_salias to the backward
1315 compatibility section.
1317 2008-05-08 Richard Guenther <rguenther@suse.de>
1319 * tree-flow-inline.h (var_can_have_subvars): Move ...
1320 * tree-ssa-structalias.c (var_can_have_subvars): ... here.
1321 * tree-flow.h (var_can_have_subvars): Remove.
1322 (push_fields_onto_fieldstack): Remove.
1323 (sort_fieldstack): Likewise.
1324 (struct fieldoff): Move ...
1325 * tree-ssa-structalias.c (struct fieldoff): ... here. Remove
1326 alias_set and base_for_components fields.
1327 (sort_fieldstack): Make static.
1328 (push_fields_onto_fieldstack): Likewise. Remove code that
1329 handles anything but RECORD_TYPEs. Remove alias_set and
1330 base_for_components handling.
1331 (create_variable_info_for): Adjust.
1333 2008-05-08 Seongbae Park <seongbae.park@gmail.com>
1335 * common.opt (Wframe-larger-than=): Shorten the help message
1337 * doc/invoke.texi (Wframe-larger-than=): Add more description.
1339 2008-05-08 Rafael Espindola <espindola@google.com>
1341 * tree-complex.c (expand_complex_div_wide): Don't create CONDs that
1343 * tree-gimple.c (is_gimple_condexpr): Check that the expression doesn't
1344 trap and that both operands are gimple values.
1345 (canonicalize_cond_expr_cond): Use is_gimple_condexpr.
1346 * gcc/tree-eh.c (tree_could_trap_p): Correctly detect if a comparison
1349 2008-05-08 Richard Sandiford <rsandifo@nildram.co.uk>
1351 * read-rtl.c (join_c_conditions): Return the first string if the
1352 two strings are equal.
1354 2008-05-08 Richard Sandiford <rsandifo@nildram.co.uk>
1356 * gensupport.h (pred_data): Add a "num_codes" field.
1357 (add_predicate_code): Declare.
1358 * gensupport.c (add_predicate_code): New function.
1359 (std_pred_table): Add an "allows_const_p" field.
1360 (std_preds): Set this field for predicates that allow RTX_CONST_OBJs.
1361 Remove the (incomplete) list of such codes from the codes field.
1362 (init_predicate_table): Use add_predicate_code. Add all
1363 RTX_CONST_OBJs if allows_const_p is true.
1364 * genrecog.c (process_define_predicate): Use add_predicate_code.
1366 2008-05-08 David Daney <ddaney@avtrex.com>
1367 Richard Sandiford <rsandifo@nildram.co.uk>
1369 * config/mips/mips.md (mips_expand_compare_and_swap_12): Handle
1370 special case of constant zero operands.
1371 * config/mips/mips.c (mips_expand_compare_and_swap_12): Zero extend
1372 old and new values. Special case constant zero values.
1373 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP): Skip 'sync' if compare
1375 (MIPS_COMPARE_AND_SWAP_12): Handle constant zero operands.
1376 (MIPS_COMPARE_AND_SWAP_12_0): New macro.
1378 2008-05-08 Paolo Bonzini <bonzini@gnu.org>
1381 * simplify-rtx.c (simplify_plus_minus): Create CONST of
1382 similar RTX_CONST_OBJ before CONST_INT.
1384 2008-05-08 Steve Ellcey <sje@cup.hp.com>
1386 * stmt.c (expand_stack_restore): Change sa mode if needed.
1388 2008-05-08 Richard Guenther <rguenther@suse.de>
1390 * config/i386/i386-protos.h (ix86_return_in_memory): Adjust
1391 return type to bool.
1392 (ix86_sol10_return_in_memory): Likewise.
1393 (ix86_i386elf_return_in_memory): Likewise.
1394 (ix86_i386interix_return_in_memory): Likewise.
1395 * config/i386/i386.c (ix86_return_in_memory): Likewise.
1396 (ix86_sol10_return_in_memory): Likewise.
1397 (ix86_i386elf_return_in_memory): Likewise.
1398 (ix86_i386interix_return_in_memory): Likewise.
1400 2008-05-08 Kai Tietz <kai.tietz@onevision.com>
1403 * calls.c (compute_argument_block_size ): Add ATTRIBUTE_UNUSED to
1405 (emit_library_call_value_1): Add ATTRIBUTE_UNUSED to variable fndecl.
1406 * target-def.h: Check that TARGET_RETURN_IN_MEMORY isn't
1409 2008-05-08 Richard Guenther <rguenther@suse.de>
1411 * tree-data-ref.c (dr_analyze_alias): Do not set DR_SUBVARS.
1412 * tree-data-ref.h (struct dr_alias): Remove subvars field.
1413 (DR_SUBVARS): Remove.
1414 * tree-dfa.c (dump_subvars_for): Remove.
1415 (debug_subvars_for): Likewise.
1416 (dump_variable): Do not dump subvars.
1417 (remove_referenced_var): Do not remove subvars.
1418 * tree-flow-inline.h (clear_call_clobbered): SFTs no longer exist.
1419 (lookup_subvars_for_var): Remove.
1420 (get_subvars_for_var): Likewise.
1421 (get_subvars_at): Likewise.
1422 (get_first_overlapping_subvar): Likewise.
1423 (overlap_subvar): Likewise.
1424 * tree-flow.h (subvar_t): Remove.
1425 (struct var_ann_d): Remove subvars field.
1426 * tree-ssa-alias.c (mark_aliases_call_clobbered): Remove queued
1427 argument. Remove special handling of SFTs.
1428 (compute_tag_properties): Likewise.
1429 (set_initial_properties): Likewise.
1430 (compute_call_clobbered): Likewise.
1431 (count_mem_refs): Likewise.
1432 (compute_memory_partitions): Likewise.
1433 (compute_flow_insensitive_aliasing): Likewise.
1434 (setup_pointers_and_addressables): Likewise.
1435 (new_type_alias): Likewise.
1436 (struct used_part): Remove.
1437 (used_portions): Likewise.
1438 (struct used_part_map): Likewise.
1439 (used_part_map_eq): Likewise.
1440 (used_part_map_hash): Likewise.
1441 (free_used_part_map): Likewise.
1442 (up_lookup): Likewise.
1443 (up_insert): Likewise.
1444 (get_or_create_used_part_for): Likewise.
1445 (create_sft): Likewise.
1446 (create_overlap_variables_for): Likewise.
1447 (find_used_portions): Likewise.
1448 (create_structure_vars): Likewise.
1449 * tree.def (STRUCT_FIELD_TAG): Remove.
1450 * tree.h (MTAG_P): Adjust.
1451 (struct tree_memory_tag): Remove base_for_components and
1452 unpartitionable flags.
1453 (struct tree_struct_field_tag): Remove.
1454 (SFT_PARENT_VAR): Likewise.
1455 (SFT_OFFSET): Likewise.
1456 (SFT_SIZE): Likewise.
1457 (SFT_NONADDRESSABLE_P): Likewise.
1458 (SFT_ALIAS_SET): Likewise.
1459 (SFT_UNPARTITIONABLE_P): Likewise.
1460 (SFT_BASE_FOR_COMPONENTS_P): Likewise.
1461 (union tree_node): Remove sft field.
1462 * alias.c (get_alias_set): Remove special handling of SFTs.
1463 * print-tree.c (print_node): Remove handling of SFTs.
1464 * tree-dump.c (dequeue_and_dump): Likewise.
1465 * tree-into-ssa.c (mark_sym_for_renaming): Likewise.
1466 * tree-nrv.c (dest_safe_for_nrv_p): Remove special handling of SFTs.
1467 * tree-predcom.c (set_alias_info): Do not set subvars.
1468 * tree-pretty-print.c (dump_generic_node): Do not handle SFTs.
1469 * tree-ssa-loop-ivopts.c (get_ref_tag): Likewise.
1470 * tree-ssa-operands.c (access_can_touch_variable): Likewise.
1471 (add_vars_for_offset): Remove.
1472 (add_virtual_operand): Remove special handling of SFTs.
1473 (add_call_clobber_ops): Likewise.
1474 (add_call_read_ops): Likewise.
1475 (get_asm_expr_operands): Likewise.
1476 (get_modify_stmt_operands): Likewise.
1477 (get_expr_operands): Likewise.
1478 (add_to_addressable_set): Likewise.
1479 * tree-ssa.c (verify_ssa_name): Do not handle SFTs.
1480 * tree-tailcall.c (suitable_for_tail_opt_p): Likewise.
1481 * tree-vect-transform.c (vect_create_data_ref_ptr): Do not set subvars.
1482 * tree.c (init_ttree): Remove STRUCT_FIELD_TAG initialization.
1483 (tree_code_size): Remove STRUCT_FIELD_TAG handling.
1484 (tree_node_structure): Likewise.
1485 * tree-ssa-structalias.c (set_uids_in_ptset): Remove special
1487 (find_what_p_points_to): Likewise.
1489 2008-05-08 Sa Liu <saliu@de.ibm.com>
1491 * config/spu/spu.md: Fixed subti3 pattern.
1493 2008-05-08 Richard Guenther <rguenther@suse.de>
1496 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Make
1497 sure to create a representative for trailing arrays for PTA.
1499 2008-05-08 Richard Guenther <rguenther@suse.de>
1502 * fold-const.c (operand_equal_p): Two objects which types
1503 differ in pointerness are not equal.
1505 2008-05-08 Kai Tietz <kai.tietz@onevision.com>
1507 * calls.c (compute_argument_block_size): Add argument tree fndecl.
1508 (OUTGOING_REG_PARM_STACK_SPACE): Add function type argument.
1509 (emit_library_call_value_1): Add new variable fndecl initialized by
1510 NULL_TREE. It should be the decl type of orgfun, but this information
1511 seems not to be available here, so it uses the default calling abi.
1512 * config/arm/arm.c (arm_return_in_memory): Add fntype argumen.
1513 * config/arm/arm.h (RETURN_IN_MEMORY): Replace RETURN_IN_MEMORY
1514 by TARGET_RETURN_IN_MEMORY.
1515 * config/i386/i386-interix.h: Likewise.
1516 * config/i386/i386.h: Likewise.
1517 * config/i386/i386elf.h: Likewise.
1518 * config/i386/ptx4-i.h: Likewise.
1519 * config/i386/sol2-10.h: Likewise.
1520 * config/i386/sysv4.h: Likewise.
1521 * config/i386/vx-common.h: Likewise.
1522 * config/cris/cris.h: Removed #if 0 clause.
1523 * config/arm/arm-protos.h (arm_return_in_memory): Add fntype argument.
1524 * config/i386/i386-protos.h (ix86_return_in_memory): Add fntype
1526 (ix86_sol10_return_in_memory): Likewise.
1527 (ix86_i386elf_return_in_memory): New.
1528 (ix86_i386interix_return_in_memory): New.
1529 * config/mt/mt-protos.h (mt_return_in_memory): New.
1530 * config/mt/mt.c: Likewise.
1531 * config/mt/mt.h (OUTGOING_REG_PARM_STACK_SPACE): Add FNTYPE argument.
1532 (RETURN_IN_MEMORY): Replace by TARGET_RETURN_IN_MEMORY.
1533 * config/bfin/bfin.h: Likewise.
1534 * config/bfin/bfin-protos.h (bfin_return_in_memory): Add fntype
1536 * config/bfin/bfin.c: Likewise.
1537 * config/pa/pa.h (OUTGOING_REG_PARM_STACK_SPACE): Add FNTYPE argument.
1538 * config/alpha/unicosmk.h: Likewise.
1539 * config/i386/cygming.h: Likewise.
1540 * config/iq2000/iq2000.h: Likewise.
1541 * config/mips/mips.h: Likewise.
1542 * config/mn10300/mn10300.h: Likewise.
1543 * config/rs6000/rs6000.h: Likewise.
1544 * config/score/score.h: Likewise.
1545 * config/spu/spu.h: Likewise.
1546 * config/v850/v850.h: Likewise.
1547 * defaults.h: Likewise.
1548 * doc/tm.texi (OUTGOING_REG_PARM_STACK_SPACE): Adjust documentation.
1549 * expr.c (emit_block_move): Adjust use of
1550 OUTGOING_REG_PARM_STACK_SPACE.
1551 * function.c (STACK_DYNAMIC_OFFSET): Adjust use of
1552 OUTGOING_REG_PARM_STACK_SPACE.
1553 * targhooks.c (default_return_in_memory): Remove RETURN_IN_MEMORY.
1555 2008-05-08 Jakub Jelinek <jakub@redhat.com>
1557 * tree-parloops.c (create_parallel_loop): Set OMP_RETURN_NOWAIT
1558 on OMP_RETURN for OMP_FOR.
1561 * dwarf2out.c (dw_expand_expr, common_check): Removed.
1562 (fortran_common): New function.
1563 (gen_variable_die): Call fortran_common instead of common_check,
1564 adjust for it returning tree instead of rtx. Formatting.
1566 2008-05-07 Kenneth Zadeck <zadeck@naturalbridge.com>
1570 * see.c (see_copy_insn): Copy new pure const attributes for new call.
1571 * c-decl.c (merge_decls): Ditto.
1572 * postreload.c (record_opr_changes): Change CONST_OR_PURE_CALL_P
1573 to RTL_CONST_OR_PURE_CALL_P.
1574 * tree.c (define_local_buitin): Rename DECL_IS_PURE to DECL_PURE_P.
1575 Initialized DECL_LOOPING_CONST_PURE.
1576 (process_call_operands): Set tree_side_effects properly.
1577 * tree.h (TREE_READONLY_DECL_P): Removed.
1578 (DECL_IS_PURE): Renamed to DECL_PURE_P.
1579 (DECL_LOOPING_OR_CONST_P): New macro.
1580 (struct tree_function_decl): Added looping_const_or_pure_p.
1582 (ECF_LOOPING_OR_CONST_P): New macro.
1583 * rtlanal.c (pure_const_p): Removed.
1584 * builtins.c (expand_builtin): Rename DECL_IS_PURE to DECL_PURE_P.
1585 * reorg.c (delete_prior_computation) Changed CONST_OR_PURE_CALL_P
1586 to RTL_CONST_CALL_P.
1587 * ipa-pure-const.c (pure_const_state_e): Added looping field.
1588 (check_decl, check_tree, check_call, scan_function): Initialize
1590 (analyze_function): Rename DECL_IS_PURE to DECL_PURE_P.
1591 (static_execute): Set looping true for recursive functions.
1592 Undo setting state to IPA_NEITHER for recursive functions.
1594 * ifcvt.c (noce_can_store_speculate_p): Changed
1595 CONST_OR_PURE_CALL_P and pure_call_p to RTL_CONST_CALL_P or
1596 RTL_CONST_OR_PURE_CALL_P.
1597 * dse.c (scan_insn): Ditto.
1598 * local-alloc.c (validate_equiv_mem, memref_used_between_p): Ditto.
1599 * gcse.c (oprs_not_seen_p) Changed CONST_OR_PURE_CALL_P to
1600 RTL_CONST_OR_PURE_CALL_P.
1601 (store_killed_in_insn): Changed CONST_OR_PURE_CALL_P and
1602 pure_call_p to RTL_CONST_CALL_P.
1603 * gimplify.c (gimplify_call_expr): Clear side effects for
1604 non-looping pure and constant calls.
1605 * calls.c (emit_call_1): Set rtl flags from ecf flags.
1606 (flags_from_decl_or_type): Set ecf flags from decl flags.
1607 (initialize_argument_information): Turn off
1608 ECF_LOOPING_CONST_OR_PURE when turning off ECF_CONST.
1609 Change const to pure if callee_copies is true rather than just
1611 (expand_call): Turn off ECF_LOOPING_PURE_CONST_CALL and remove old
1612 way of marking pure calls.
1613 (emit_library_call_value_1): Turn off ECF_LOOPING_PURE_CONST_CALL.
1614 Remove hack that was supposed to fix pr7335 and remove old
1615 way of marking pure calls.
1616 * emit-rtl.c (emit_copy_of_insn_after): Copy RTL_CONST_CALL_P,
1617 RTL_PURE_CALL_P, RTL_LOOPING_CONST_OR_PURE_CALL_P.
1618 * cselib.c (cselib_process_insn): Changed CONST_OR_PURE_CALL_P to
1619 RTL_CONST_OR_PURE_CALL_P.
1620 * tree-ssa-pre.c (can_value_number_call): Fixed spacing.
1621 * loop-invariant.c (find_exits, find_invariant_bb): Changed
1622 CONST_OR_PURE_CALL_P to RTL_CONST_OR_PURE_CALL_P.
1623 * sched-deps.c (schedule_analyze): Ditto.
1624 * rtl.h (struct rtx_def): Use call field, unchanging field, and
1625 return_val field of calls to represent pure and const function info.
1626 (CONST_OR_PURE_CALL_P): Deleted macro.
1627 (RTL_CONST_CALL_P, RTL_PURE_CALL_P,
1628 RTL_LOOPING_CONST_OR_PURE_CALL_P, RTL_CONST_OR_PURE_P): New macros.
1629 * tree-inline.c (copy_body_r): Changed TREE_READONLY_DECL_P to
1631 * tree-optimize.c (execute_fixup_cfg): Added test for
1632 ECF_LOOPING_CONST_OR_PURE.
1633 * c-common.c (handle_pure_attribute): Changed DECL_IS_PURE to
1635 * tree-cfg.c (update_call_expr_flags): Do not clear tree side
1636 effects for looping pure or const calls.
1637 (verify_gimple_expr): Added verification code.
1638 * config/alpha/alpha.c (alpha_legitimize_address,
1639 alpha_emit_xfloating_libcall): Changed CONST_OR_PURE_CALL_P to
1641 * config/s390/s390.c (s390_emit_tls_call_insn): Ditto.
1642 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Ditto.
1643 * config/mips/mips.c (mips_call_tls_get_addr): Ditto.
1644 * cfgrtl.c (need_fake_edge_p): Changed CONST_OR_PURE_CALL_P to
1645 RTL_CONST_OR_PURE_CALL_P.
1646 * dce.c (deletable_insn_p): Allow non looping, non sibling, pure
1647 and const calls to be deleted.
1649 2008-05-07 Uros Bizjak <ubizjak@gmail.com>
1652 * config/i386/mmx.md (mmx_subv2sf3): New expander.
1653 (*mmx_subv2sf3): Rename from mmx_subv2sf3 insn pattern.
1654 (*mmx_eqv2sf3): Rename from mmx_eqv2sf3 insn pattern.
1655 (mmx_eqv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
1656 to handle nonimmediate operands.
1657 (*mmx_paddwd): Rename from mmx_paddwd insn pattern.
1658 (mmx_paddwd): New expander. Use ix86_fixup_binary_operands_no_copy
1659 to handle nonimmediate operands.
1660 (*mmx_pmulhrwv4hi3): Rename from mmx_pmulhrwv4hi3 insn pattern.
1661 (mmx_pmulhrwv4hi3): New expander. Use
1662 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
1663 (*sse2_umulv1siv1di3): Rename from sse2_umulv1siv1di3 insn pattern.
1664 (sse2_umulv1siv1di3): New expander. Use
1665 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
1666 (*mmx_eq<mode>3): Rename from mmx_eq<mode>3 insn pattern.
1667 (mmx_eq<mode>3): New expander. Use
1668 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
1669 (*mmx_uavgv8qi3): Rename from mmx_uavgv8qi3 insn pattern.
1670 (mmx_uavgv8qi3): New expander. Use
1671 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
1672 (*mmx_uavgv4hi3): Rename from mmx_uavgv4hi3 insn pattern.
1673 (mmx_uavgv4hi3): New expander. Use
1674 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
1676 * config/i386/sse.md
1677 (sse_movhlps_exp): New expander. Use ix86_fixup_binary_operands
1678 to handle nonimmediate operands.
1679 (sse_movlhps_exp): New expander. Use ix86_fixup_binary_operands
1680 to handle nonimmediate operands.
1681 (sse_loadhps_exp): New expander. Use ix86_fixup_binary_operands
1682 to handle nonimmediate operands.
1683 (sse_loadlps_exp): New expander. Use ix86_fixup_binary_operands
1684 to handle nonimmediate operands.
1685 (sse2_unpckhpd_exp): New expander. Use
1686 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
1687 (sse2_unpcklpd_exp): New expander. Use
1688 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
1689 (sse_loadhpd_exp): New expander. Use ix86_fixup_binary_operands
1690 to handle nonimmediate operands.
1691 (sse_loadlpd): New expander. Use ix86_fixup_binary_operands
1692 to handle nonimmediate operands.
1693 (*sse2_<plusminus_insn><mode>3): Rename from
1694 sse2_<plusminus_insn><mode>3 insn pattern.
1695 (sse2_<plusminus_insn><mode>3): New expander. Use
1696 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
1697 (*sse2_umulv2siv2di3): Rename from sse2_umulv2siv2di3 insn pattern.
1698 (sse2_umulv2siv2di3): New expander. Use
1699 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
1700 (*sse4_1_mulv2siv2di3): Rename from sse4_1_mulv2siv2di3 insn pattern.
1701 (sse4_1_mulv2siv2di3): New expander. Use
1702 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
1703 (*sse2_pmaddwd): Rename from sse2_pmaddwd insn pattern.
1704 (sse2_pmaddwd): New expander. Use
1705 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
1706 (*sse2_eq<mode>3): Rename from sse2_eq<mode>3 insn pattern.
1707 (sse2_eq<mode>3): New expander. Use
1708 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
1709 (*sse4_1_eqv2di3): Rename from sse4_1_eqv2di3 insn pattern.
1710 (sse4_1_eqv2di3): New expander. Use
1711 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
1712 (*sse2_uavgv16qi3): Rename from sse2_uavgv16qi3 insn pattern.
1713 (sse2_uavgv16qi3): New expander. Use
1714 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
1715 (*sse2_uavgv16qi3): Rename from sse2_uavgv16qi3 insn pattern.
1716 (sse2_uavgv16qi3): New expander. Use
1717 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
1718 (*sse2_uavgv8hi3): Rename from sse2_uavgv8hi3 insn pattern.
1719 (sse2_uavgv8hi3): New expander. Use
1720 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
1721 (*ssse3_pmulhrswv8hi3): Rename from ssse3_pmulhrswv8hi3 insn pattern.
1722 (ssse3_pmulhrswv8hi3): New expander. Use
1723 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
1724 (*ssse3_pmulhrswv4hi3): Rename from ssse3_pmulhrswv4hi3 insn pattern.
1725 (ssse3_pmulhrswv4hi3): New expander. Use
1726 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
1728 (<sse>_vm<plusminus_insn><mode>3): Do not use ix86_binary_operator_ok.
1729 (<sse>_vmmul<mode>3): Ditto.
1730 (divv4sf3): Do not use ix86_fixup_binary_operands_no_copy.
1732 (ssse3_pmaddubsw128): Use register_operand for operand 1.
1733 (ssse3_pmaddubsw): Ditto.
1735 * config/i386/i386.c (struct_builtin_description)
1736 [IX86_BUILTIN_LOADHPS]: Use CODE_FOR_sse_loadhps_exp.
1737 [IX86_BUILTIN_STOREHPS]: Use CODE_FOR_sse_loadlps_exp.
1738 [IX86_BUILTIN_LOADHPD]: Use CODE_FOR_sse2_loadhpd_exp.
1739 [IX86_BUILTIN_LOADLPD]: Use CODE_FOR_sse2_loadlpd_exp.
1740 [IX86_BUILTIN_MOVHLPS]: Use CODE_FOR_sse_movhlps_exp.
1741 [IX86_BUILTIN_MOVLHPS]: Use CODE_FOR_sse_movlhps_exp.
1742 [IX86_BUILTIN_UNPCKHPD]: Use FOR_sse2_unpckhpd_exp.
1743 [IX86_BUILTIN_UNPCKLPD]: Use FOR_sse2_unpcklpd_exp.
1744 (ix86_fixup_binary_operands): Assert that src1
1745 and src2 must have the same mode when swapped.
1746 (ix86_expand_binop_builtin): Do not use ix86_fixup_binary_operands
1747 and ix86_binary_operator_ok. Do not force operands in registers
1750 2008-05-07 Jan Hubicka <jh@suse.cz>
1752 * cgraph.c (dump_cgraph_node): Update.
1753 * cgraph.h (cgraph_local_info): Break out inline summary.
1754 * cgraphunit.c (cgraph_process_new_functions): Use inliner analysis
1756 * ipa-inline (inline_summary): New accestor function.
1757 (cgraph_clone_inlined_nodes, cgraph_check_inline_limits,
1758 cgraph_decide_inlining, compute_inline_parameters): Update.
1759 * ipa.c (cgraph_remove_unreachable_nodes): Remove statistics.
1761 2008-05-07 Maxim Kuvyrkov <maxim@codesourcery.com>
1763 Cleanup ColdFire scheduling support and add V4 pipeline model.
1765 * config/m68k/m68k.md (UNSPEC_TIE): New constant.
1766 (define_attr cpu): Add cfv4 value.
1767 (define_attr type, define_attr type1): Merge into a single 'type'
1768 attribute. Update all uses.
1769 (define_attr opx_type, define_attr opy_type, define_attr opx_access):
1770 Rearrange and update. Rename value 'reg' to 'Rn', add value 'FPn'.
1772 (define_attr opx_mem, define_attr opy_mem): Remove.
1773 (define_attr op_mem): Clean up, update comment.
1774 (define_attr size): Use specific values instead of general int.
1775 (define_attr guess, define_attr split): Remove. Update all uses.
1776 (movdf_internal, tstsi_internal, tsthi_internal, tstqi_internal,
1777 tst<mode>_68881, pushexthisi_const, movsi_const0_68000_10,
1778 movsi_const0_68040_60, movsi_const0, movsi_cf, movstrictqi_cf,
1779 zero_extendhisi2_cf, zero_extendqisi2_cfv4, cfv4_extendhisi2,
1780 68k_extendhisi2, extendqihi2, cfv4_extendqisi2, 68k_extendqisi2,
1781 floatsi<mode>2_68881, ftrunc<mode>2_68881, ftrunc<mode>2_cf,
1782 fix<mode>qi2_68881, fix<mode>hi2_68881, fix<mode>si2_68881,
1783 adddi_dishl32, addsi3_5200, add<mode>3_floatsi_68881,
1784 add<mode>3_floathi_68881, add<mode>3_floatqi_68881,
1785 add<mode>3_68881, add<mode>3_cf, subdi_dishl32, subsi3,
1786 sub<mode>3_floatsi_68881, sub<mode>3_floathi_68881,
1787 sub<mode>3_floatqi_68881, sub<mode>3_68881, sub<mode>3_cf,
1788 mulhi3, mulhisi3, mulhisisi3_s, mulsi3_68020, mulsi3_cf,
1789 umulhisi3, mulhisisi3_z, mul<mode>3_floatsi_68881,
1790 mul<mode>3_floathi_68881, mul<mode>3_floatqi_68881, fmul<mode>3_cf,
1791 div<mode>3_cf, sqrt<mode>2_cf, abs<mode>2_cf, clzsi2,
1792 one_cmplsi2_5200, subreghi1ashrdi_const32, ashrsi3, lshrsi3,
1793 bsetmemqi, bsetmemqi_ext, bclrmemqi, bclrmemqi_ext,
1794 beq, bne, bgt, blt, bordered, bunordered, buneq, bunge, bungt, bunle,
1795 bunlt, bltgt, tablejump_internal, call, non_symbolic_call_value,
1796 symbolic_call_value_jsr, symbolic_call_value_bsr, link):
1797 Update or set attributes.
1798 (stack_tie): New fake instruction.
1800 * config/m68k/m68k.h (TUNE_CFV4): New macro.
1801 (m68k_sched_attr_size): Update declaration.
1802 (m68k_sched_attr_type2): Remove.
1803 (m68k_sched_address_bypass_p, m68k_sched_indexed_address_bypass_p):
1804 Declare new bypass predicates.
1806 * config/m68k/m68k.c (m68k_sched_issue_rate,
1807 m68k_sched_first_cycle_multipass_dfa_lookahead): Declare hook
1809 (TARGET_SCHED_ISSUE_RATE,
1810 TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD): Override hooks.
1811 (override_options): Handle scheduling for ColdFire V4 core.
1812 (m68k_expand_prologue): Emit stack_tie.
1813 (enum attr_op_type): Split value 'OP_TYPE_REG' to 'OP_TYPE_RN' and
1814 'OP_TYPE_FPN'. Update all uses.
1815 (sched_guess_p): Remove.
1816 (sched_address_type): Handle symbolic addresses.
1817 (sched_get_operand): New static function.
1818 (sched_operand_type): Merge into sched_attr_op_type.
1819 (sched_attr_op_type): Handle FP registers, handle quick constants,
1821 (m68k_sched_attr_opx_type, m68k_sched_attr_opy_type): Update.
1822 (m68k_sched_attr_size): Update. Move logic to ...
1823 (sched_get_attr_size_int): New static function.
1824 (sched_get_opxy_mem_type): New static function.
1825 (m68k_sched_attr_op_mem): Update.
1826 (m68k_sched_attr_type2): Remove.
1827 (sched_cfv4_bypass_data): New static variable.
1828 (m68k_sched_adjust_cost): Handle ColdFire V4 bypass.
1829 (m68k_sched_issue_rate): Implement scheduler hook.
1830 (struct _sched_ib: enabled_p): New field.
1831 (m68k_sched_variable_issue): Update. Handle V4.
1832 (SCHED_DUMP_TODO, SCHED_DUMP_DONE, SCHED_DUMP_NOTHING,
1833 sched_dump_class_func_t, sched_dump_split_class,
1834 sched_dump_dfa_guess_unit_code, sched_dump_dfa_state,
1835 sched_dump_dfa_class, m68k_sched_dump): Remove.
1836 (m68k_sched_first_cycle_multipass_dfa_lookahead): Implement scheduler
1838 (m68k_sched_init_global): Remove statisctics dumping, introduce
1839 sanity check that all instructions have pipeline reservations. Handle
1841 (m68k_sched_dfa_pre_advance_cycle, m68k_sched_dfa_post_advance_cycle):
1842 Handle ColdFire V4 core.
1843 (sched_mem_operand_p, sched_get_reg_operand, sched_get_mem_operand):
1844 New static functions.
1845 (m68k_sched_address_bypass_p): New bypass predicate.
1846 (sched_get_indexed_address_scale): New static function.
1847 (m68k_sched_indexed_address_bypass_p): New bypass predicate.
1849 * cf.md: Update comments.
1850 (define_attr type2): Remove. Use 'type' attribute instead.
1852 (cf_ib): Rename to cfv123_ib. Update all uses.
1853 (cf_oep): Rename to cfv123_oep. Update all uses.
1854 (cf_chr): Rename to cfv123_chr. Update all uses.
1855 (cf_mem): Rename to cfv123_mem. Update all uses.
1856 (cf_mac): Move to more appropriate place.
1857 (cfv123_guess): New automaton and cpu_unit.
1858 (cfv123_*, cfv12_*, cfv1_*, cfv2_*, cfv3_*): Use type attribute.
1859 Update uses of 'size' attribute. Handle before reload scheduling.
1860 (cfv123_guess): New dummy reservation for unhandled instructions.
1861 (cfv4_*): Pipeline description of ColdFire V4 core.
1862 (ignore): New reservation to handle 'ignore' type.
1864 2008-05-07 Ian Lance Taylor <iant@google.com>
1867 * gimplify.c (find_single_pointer_decl_1): Don't look through
1869 (find_single_pointer_decl): Adjust comments.
1871 2008-05-07 Jakub Jelinek <jakub@redhat.com>
1874 * fold-const.c (fold_binary): Use STRIP_SIGN_NOPS instead of
1875 STRIP_NOPS on arguments even for MIN_EXPR and MAX_EXPR.
1878 * omp-low.c (expand_omp_atomic_pipeline): Load value using the
1879 integral type rather than floating point, then VIEW_CONVERT_EXPR
1880 to the floating point type.
1882 2008-05-07 Uros Bizjak <ubizjak@gmail.com>
1884 * config/i386/i386.c (ix86_expand_copysign): Force non-zero constant
1885 TFmode op0 to register.
1887 2008-05-07 Alan Modra <amodra@bigpond.net.au>
1889 * c-decl.c (grokdeclarator): Comment typo.
1891 2008-05-06 Aldy Hernandez <aldyh@redhat.com>
1893 * tree-flow.h: Remove prototype for computed_goto_p.
1894 * tree-cfg.c (computed_goto_p): Make static.
1896 2008-05-06 H.J. Lu <hongjiu.lu@intel.com>
1899 * config/i386/i386.c (contains_128bit_aligned_vector_p): Renamed to ...
1900 (contains_aligned_value_p): This. Handle _Decimal128.
1901 (ix86_function_arg_boundary): Only align _Decimal128 to its
1902 natural boundary and handle it properly.
1904 2008-05-06 Martin Jambor <mjambor@suse.cz>
1906 * ipa-cp.c (ipcp_method_orig_node): Renamed to ipcp_get_orig_node.
1907 (ipcp_method_is_cloned): Renamed to ipcp_node_is_clone
1908 (ipcp_method_set_orig_node): Removed.
1909 (ipcp_cval_get_cvalue_type): Removed.
1910 (ipcp_method_get_scale): Renamed to ipcp_get_node_scale.
1911 (ipcp_method_set_scale): Renamed to ipcp_set_node_scale.
1912 (ipcp_cval_set_cvalue_type): Removed.
1913 (ipcp_cval_get_cvalue): Removed.
1914 (ipcp_cval_set_cvalue): Removed.
1915 (ipcp_type_is_const): Renamed to ipcp_lat_is_const.
1916 (ipcp_cval_equal_cvalues): Renamed to ipcp_lats_are_equal
1917 (ipcp_lats_are_equal): Changed parameters to two ipcp_lattice's
1918 (ipcp_cval_meet): Renamed to ipa_lattice_meet
1919 (ipcp_cval_changed): Changed to use ipcp_lat_is_const
1920 (ipcp_method_cval): Renamed to ipcp_get_ith_lattice
1921 (ipcp_get_ith_lattice): Changed parameters.
1922 (ipcp_cval_compute): Renamed to ipcp_lattice_from_jfunc
1923 (ipcp_lattice_from_jfunc): Changed parameters.
1924 (ipcp_redirect): Local lattice pointer instead of lattice type variable.
1925 (ipcp_method_cval_print): Added temporary variable info.
1926 (ipcp_redirect): Removed already unused local variable caller.
1927 (ipcp_redirect): New temporary variable orig_callee_info
1928 (ipcp_redirect): Removed newly unused local variable callee.
1929 (ipcp_redirect): Removed (a bit confusing) local variable type.
1930 (ipcp_insert_stage): Added local variable info.
1931 (ipcp_cval_changed): Renamed to ipcp_lattice_changed, parameters
1933 (ipcp_formal_create): Removed.
1934 (ipcp_method_cval_set): Removed.
1935 (ipcp_propagate_stage): Renamed lattice variables.
1936 (ipcp_method_cval_set_cvalue_type): Removed.
1937 (ipcp_method_cval_print): Renamed to ipcp_print_all_lattices
1938 (ipcp_print_all_lattices): Changed printed strings to refer to
1939 lattices rather than cvals.
1940 (ipcp_method_cval_init): Renamed to ipcp_initialize_node_lattices
1941 (ipcp_propagate_const): Changed formal parameters.
1942 (build_const_val): Changed formal parameters.
1943 (ipcp_insert_stage): Removed useless variable cvalue
1944 (build_const_val): Changed formal parameters.
1945 (ipcp_method_compute_scale): Renamed to ipcp_compute_node_scale
1946 (ipcp_after_propagate): Renamed to ipcp_change_tops_to_bottom
1947 (ipcp_callsite_param_print): Renamed to ipcp_print_all_jump_functions
1948 (ipcp_profile_mt_count_print): Renamed to ipcp_print_func_profile_counts
1949 (ipcp_print_func_profile_counts): Changed string from "method" to
1951 (ipcp_profile_cs_count_print): Renamed to ipcp_print_call_profile_counts
1952 (ipcp_profile_edge_print): Renamed to ipcp_print_edge_profiles
1953 (ipcp_profile_bb_print): Renamed to ipcp_print_bb_profiles
1954 (ipcp_structures_print): Renamed to ipcp_print_all_structures
1955 (ipcp_profile_print): Renamed to ipcp_print_profile_data
1956 (ipcp_lat_is_const): Changed parameters and made inline.
1957 (ipcp_replace_map_create): Renamed to ipcp_create_replace_map
1958 (ipcp_redirect): Renamed to ipcp_need_redirect_p
1959 (ipcp_need_redirect_p): Calls ipcp_lat_is_const instead of using
1960 the predicate condition directly
1961 (ipcp_propagate_stage): Added local variable args. Removed local
1962 variable callee. (Both are mere code simplifications.)
1963 (ipcp_method_dont_insert_const): Renamed to
1964 ipcp_node_not_modifiable_p.
1965 (ipcp_node_not_modifiable_p): Made inline.
1966 (ipcp_cloned_create): Renamed to ipcp_init_cloned_node
1967 (ipcp_propagate_const): Renamed to ipcp_propagate_one_const
1968 (ipcp_print_all_lattices): Removed variable cvalue
1969 (ipcp_method_scale_print): Renamed to ipcp_function_scale_print
1972 2008-05-06 Olivier Hainque <hainque@adacore.com>
1974 * tree-sra.c (try_instantiate_multiple_fields): Early return
1975 if field has POINTER_TYPE.
1977 2008-05-06 Kai Tietz <kai.tietz@onevision.com>
1979 * config/i386/i386.c (output_set_got): Fix for x86_64 output_emit_asm
1980 by using 'q' specifier for instruction.
1981 (ix86_file_end): Replaced case TARGET_64BIT_MS_ABI by TARGET_64BIT.
1983 2008-05-06 Anatoly Sokolov <aesok@post.ru>
1985 * config/avr/avr.md (*sbrx_branch, *sbix_branch, *sbix_branch_tmp):
1986 Change mode of zero_extract from QImode to HImode.
1987 (sign bit tests peepholes): (Ditto.).
1989 2008-05-06 Uros Bizjak <ubizjak@gmail.com>
1991 * config/i386/mmx.md: Remove double backslashes from asm templates.
1992 (*mmx_addv2sf3): Rename from mmx_addv2sf3 insn pattern.
1993 (mmx_addv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
1994 to handle nonimmediate operands.
1995 (*mmx_mulv2sf3): Rename from mmx_mulv2sf3 insn pattern.
1996 (mmx_mulv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
1997 to handle nonimmediate operands.
1998 (*mmx_<code>v2sf3_finite): New insn pattern.
1999 (*mmx_<code>v2sf3): Rename from mmx_<code>v2sf3 insn pattern.
2000 (mmx_<code>v2sf3): New expander. Use
2001 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
2002 (mmx_<plusminus_insn><mode>3): New expander. Use
2003 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
2004 (*mmx_<plusminus_insn><mode>3): New insn pattern.
2005 (mmx_add<mode>3): Removed.
2006 (mmx_ssadd<mode>3): Ditto.
2007 (mmx_usadd<mode>3): Ditto.
2008 (mmx_sub<mode>3): Ditto.
2009 (mmx_sssub<mode>3): Ditto.
2010 (mmx_ussub<mode>3): Ditto.
2011 (*mmx_mulv4hi3): Rename from mmx_mulv4hi3 insn pattern.
2012 (mmx_mulv4hi3): New expander. Use ix86_fixup_binary_operands_no_copy
2013 to handle nonimmediate operands.
2014 (*mmx_smulv4hi3_highpart): Rename from mmx_smulv4hi3_highpart
2016 (mmx_smulv4hi3_highpart): New expander. Use
2017 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
2018 (*mmx_umulv4hi3_highpart): Rename from mmx_umulv4hi3_highpart
2020 (mmx_umulv4hi3_highpart): New expander. Use
2021 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
2022 (*mmx_<code>v4hi3): Rename from mmx_<code>v4hi3 insn pattern.
2023 (mmx_<code>v4hi3): New expander. Use
2024 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
2025 (*mmx_<code>v8qi3): Rename from mmx_<code>v8qi3 insn pattern.
2026 (mmx_<code>v8qi3): New expander. Use
2027 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
2028 (*mmx_<code><mode>3): Rename from mmx_<code><mode>3 insn pattern.
2029 (mmx_<code><mode>3): New expander. Use
2030 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
2032 2008-05-05 Jan Hubicka <jh@suse.cz>
2034 PR tree-optimization/36118
2035 * passes.c (pass_init_dump_file): Fix dump header.
2037 2008-05-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
2040 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Don't create
2041 VCE for function decls.
2043 2008-05-05 H.J. Lu <hongjiu.lu@intel.com>
2045 * config/i386/sse.md (sse2_<plusminus_insn><mode>3): Fix a typo.
2047 2008-05-05 H.J. Lu <hongjiu.lu@intel.com>
2049 * config/i386/i386.md (sat_plusminus): New.
2050 (plusminus_insn): Likewise.
2051 (plusminus_mnemonic): Likewise.
2053 (comm): Add ss_plus, us_plus, ss_minus and us_minus.
2054 (*<addsub><mode>3_cc_overflow): Renamed to ...
2055 (*<plusminus_insn><mode>3_cc_overflow): This.
2056 (*<addsub>si3_zext_cc_overflow): Renamed to ...
2057 (*<plusminus_insn>si3_zext_cc_overflow): This.
2059 * config/i386/sse.md (<addsub><mode>3): Renamed to ...
2060 (<plusminus_insn><mode>3): This.
2061 (*<addsub><mode>3): Renamed to ...
2062 (*<plusminus_insn><mode>3): This.
2063 (<sse>_vm<addsub><mode>3): Renamed to ...
2064 (<sse>_vm<plusminus_insn><mode>3): This.
2065 (sse3_h<addsub>v4sf3): Renamed to ...
2066 (sse3_h<plusminus_insn>v4sf3): This.
2067 (sse3_h<addsub>v2df3): Renamed to ...
2068 (sse3_h<plusminus_insn>v2df3): This.
2069 (<plusminus_insn><mode>3): New.
2070 (*<plusminus_insn><mode>3): Likewise.
2071 (sse2_<plusminus_insn><mode>3): Likewise.
2072 (add<mode>): Removed.
2073 (*add<mode>3): Likewise.
2074 (sse2_ssadd<mode>3): Likewise.
2075 (sse2_usadd<mode>3): Likewise.
2076 (sub<mode>3): Likewise.
2077 (*sub<mode>3): Likewise.
2078 (sse2_sssub<mode>3): Likewise.
2079 (sse2_ussub<mode>3): Likewise.
2081 2008-05-05 Benjamin Kosnik <bkoz@redhat.com>
2083 * gthr-single.h: Add in required interface elements as per gthr.h.
2084 Add stub types for __gthread_key_t, __gthread_once_t. Add defines
2085 for __GTHREAD_ONCE_INIT, __GTHREAD_RECURSIVE_MUTEX_INIT.
2086 Generalize UNUSED macro.
2087 (__gthread_once): Add.
2088 (__gthread_key_create): Add.
2089 (__gthread_key_delete): Add.
2090 (__gthread_getspecific): Add.
2091 (__gthread_setspecific): Add.
2093 2008-05-05 Andrew Pinski <Andrew.Pinski@playstation.sony.com>
2095 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): If we have
2096 the same size types for the indirect reference on the rhs, then
2099 2008-05-05 Uros Bizjak <ubizjak@gmail.com>
2101 * config/i386/i386.md
2102 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit): Use only
2103 one insn template instead of template series.
2104 (*xordi_1_rex64): Ditto.
2105 (*xordi_2_rex64): Ditto.
2107 2008-05-05 Ira Rosen <irar@il.ibm.com>
2109 PR tree-optimization/36119
2110 * tree-vect-transform.c (vectorizable_assignment): Set NCOPIES to 1
2113 2008-06-04 Jan Hubicka <jh@suse.cz>
2115 tree-optimization/36100
2116 * tree-pass.h (pass_O0_always_inline): Declare.
2117 * ipa-inline.c (inline_transform): Remove dead code.
2118 (cgraph_gate_O0_always_inline, cgraph_O0_always_inline,
2119 pass_O0_always_inline): New.
2120 * passes.c (init_optimization_passes): Add pass_O0_always_inline.
2122 2008-05-04 Kai Tietz <kai.tietz@onevision.com>
2124 * config/i386/i386.c (x86_output_mi_thunk): Use movq alternative
2125 mnemonic in this_param move for TARGET_64BIT.
2127 2008-05-04 Uros Bizjak <ubizjak@gmail.com>
2129 * config/i386/i386.md (*strmovsi_1): Simplify asm alternatives.
2130 (*strmovsi_rex_1): Ditto.
2131 (*strsetsi_1): Ditto.
2132 (*strsetsi_rex_1): Ditto.
2134 (add<mode>cc): Macroize expander from addqicc, addhicc, addsicc and
2135 adddicc expanders using SWI mode iterator.
2137 2008-05-04 H.J. Lu <hongjiu.lu@intel.com>
2140 * config/i386/i386.c (ix86_expand_special_args_builtin): Remove three
2143 2008-05-04 David S. Miller <davem@davemloft.net>
2145 * config.gcc (sparc*-*-*): Always set need_64bit_hwint to yes.
2146 (sparc*-*-linux*): Use linux.h in tm_file.
2147 (sparc-*-linux*): If 'enabled_targets' is 'all', build a bi-arch
2148 compiler defaulting to 32-bit.
2149 (sparc*-*-*): Remove explicit target settings of need_64bit_hwint,
2151 * config/sparc/linux.h: Remove definitions now obtained
2152 properly from linux.h
2153 * config/sparc/linux64.h: Likewise.
2154 (ASM_CPU_DEFAULT_SPEC): Change this to ASM_CPU64_DEFAULT_SPEC, we
2155 don't want this setting for 32-bit builds in a biarch compiler.
2156 * doc/install.texi: Add sparc-linux to list of targets
2157 supporting --enable-targets=all.
2159 2008-05-03 Andrew Pinski <pinskia@gmail.com>
2161 * Makefile.in (tree-ssa-phiprop.o): Fix dependencies.
2163 2008-05-03 H.J. Lu <hongjiu.lu@intel.com>
2165 * config/i386/i386.c (ix86_builtin_type): Move V4SI_FTYPE_V4SF
2166 after V4SI_FTYPE_V8HI.
2167 (ix86_init_mmx_sse_builtins): Move case V4HI_FTYPE_V4HI after
2168 case V4SI_FTYPE_V2DF.
2170 2008-05-03 Kenneth Zadeck <zadeck@naturalbridge.com>
2172 * doc/invoke.texi (max-flow-memory-locations): Removed.
2173 * params.def (PARAM_MAX_FLOW_MEMORY_LOCATIONS): Removed.
2175 2008-05-03 Richard Guenther <rguenther@suse.de>
2178 * opts.c (set_Wstrict_aliasing): Handle the turn-off case.
2180 2008-05-02 David S. Miller <davem@davemloft.net>
2182 * config.gcc (need_64bit_hwint): Document libcpp dependency.
2184 2008-05-02 Simon Baldwin <simonb@google.com>
2187 * c-common.h (warn_array_subscript_range): Removed.
2188 * c-common.c (warn_array_subscript_range): Ditto.
2189 * tree-vrp.c (check_array_ref): Revert to ignoring arrays with size 2.
2190 * c-typeck.c (build_array_ref): Remove warn_array_subscript_range.
2192 2008-05-02 H.J. Lu <hongjiu.lu@intel.com>
2194 * config/i386/i386.c (ix86_special_builtin_type): New.
2195 (bdesc_special_args): Likewise.
2196 (ix86_expand_special_args_builtin): Likewise.
2197 (ix86_init_mmx_sse_builtins): Updated.
2198 (ix86_expand_builtin): Updated.
2199 (ix86_expand_store_builtin): Removed.
2200 (ix86_expand_unop_builtin): Likewise.
2202 * config/i386/mm3dnow.h (__v2sf): Moved to ...
2203 * config/i386/mmintrin.h (__v2sf): Here.
2205 * config/i386/xmmintrin.h (_mm_loadh_pi): Replace __v2si with
2207 (_mm_loadl_pi): Likewise.
2208 (_mm_storeh_pi): Replace __v2si with __v2sf.
2209 (_mm_storel_pi): Likewise.
2211 * doc/extend.texi: Correct __builtin_ia32_loadhps,
2212 __builtin_ia32_loadlps, __builtin_ia32_storehps,
2213 __builtin_ia32_storelps, __builtin_ia32_loadhpd and
2214 __builtin_ia32_loadlpd.
2216 2008-05-02 H.J. Lu <hongjiu.lu@intel.com>
2218 * config/i386/i386.c (ix86_builtin_type): Add FLOAT_FTYPE_FLOAT,
2219 V4SF_FTYPE_V4SF_VEC_MERGE and V2DF_FTYPE_V2DF_VEC_MERGE.
2220 (bdesc_args): Updated. Add scalar SSE builtins with vec_merge.
2221 (ix86_init_mmx_sse_builtins): Updated.
2222 (ix86_expand_args_builtin): Likewise.
2223 (ix86_expand_builtin): Likewise.
2224 (ix86_expand_unop1_builtin): Renamed to ...
2225 (ix86_expand_unop_vec_merge_builtin): This.
2227 2008-05-01 Jan Hubicka <jh@suse.cz>
2230 * ipa-inline.c (inline_generate_summary): Make static.
2231 (inline_transform): Do not call inlining at -O0; make static.
2232 * passes.c (execute_todo): Add sanity check.
2233 (execute_one_ipa_transform_pass): Execute proper flags.
2235 2008-05-01 Eric Botcazou <ebotcazou@adacore.com>
2237 * tree.h (TYPE_NONALIASED_COMPONENT): Expand comment.
2238 (DECL_NONADDRESSABLE_P): Likewise.
2239 * alias.c (record_component_aliases): Fix comment.
2241 2008-05-01 Simon Baldwin <simonb@google.com>
2243 * c-common.h (warn_array_subscript_range): New function.
2244 * c-common.c (warn_array_subscript_range): Ditto.
2245 * tree-vrp.c (check_array_ref): Corrected code to agree with
2246 comment, ignoring only arrays of size 0 or size 1.
2247 * c-typeck.c (build_array_ref): Call warn_array_subscript_range.
2249 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
2251 * config/i386/i386.c (ix86_builtin_type): Replace
2252 DI_FTYPE_DI_DI_INT with V1DI2DI_FTYPE_V1DI_V1DI_INT.
2253 (bdesc_args): Updated.
2254 (ix86_init_mmx_sse_builtins): Likewise.
2255 (ix86_expand_args_builtin): Likewise.
2257 * config/i386/tmmintrin.h (_mm_alignr_pi8): Replace long long
2260 * doc/extend.texi: Correct __builtin_ia32_palignr.
2262 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
2265 * config/i386/i386.c (bdesc_crc32): Removed.
2266 (ix86_expand_crc32): Likewise.
2267 (ix86_builtin_type): Replace V2DI2TI_FTYPE_V2DI2TI_INT with
2268 V2DI2TI_FTYPE_V2DI_INT, V2DI2TI_FTYPE_V2DI2TI_V2DI2TI_INT with
2269 V2DI2TI_FTYPE_V2DI_V2DI_INT. Add UINT64_FTYPE_UINT64_UINT64,
2270 UINT_FTYPE_UINT_UINT, UINT_FTYPE_UINT_USHORT and
2271 UINT_FTYPE_UINT_UCHAR.
2272 (bdesc_args): Updated. Add crc32 builtins.
2273 (ix86_init_mmx_sse_builtins): Updated.
2274 (ix86_expand_args_builtin): Updated to support subreg.
2276 * doc/extend.texi: Correct __builtin_ia32_crc32di.
2278 2008-05-01 Jan Hubicka <jh@suse.cz>
2280 * tree-pass.h (opt_pass): Add IPA_PASS.
2281 (varpool_node, cgraph_node): Forward declare.
2282 (ipa_opt_pass): Define.
2283 (pass_ipa_inline): Turn into ipa_opt_pass.
2284 (pass_apply_inline): Remove.
2285 * ipa-inline.c (pass_ipa_inline): Turn into ipa_opt_pass.
2286 (apply_inline): Turn into ....
2287 (inline_transform): ... this one.
2288 (inline_generate_summary): New function.
2289 (pass_apply_inline): Remove.
2290 * function.h (ipa_opt_pass): Forward declare structure; typedef;
2292 (struct function): Add ipa_transforms_to_apply.
2293 * passes.c (register_one_dump_file): Work on IPA_PASS.
2294 (init_optimization_passes): Remove pass_inline_parameters and
2296 (pass_init_dump_file, pass_fini_dump_file): Break out from ....
2297 (execute_one_pass) ... here; apply transforms when possible.
2298 (add_ipa_transform_pass, execute_ipa_summary_asses,
2299 execute_one_ipa_transform_pass): New.
2300 (execute_ipa_pass_list): Update for IPA_PASS type.
2302 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
2304 * config/i386/i386.c (ix86_builtin_type): Add
2305 V2DI_FTYPE_V2DI_V16QI, V2DI_FTYPE_V2DI_UINT_UINT and
2306 V2DI_FTYPE_V2DI_V2DI_UINT_UINT.
2307 (bdesc_args): Add SSE4a builtins.
2308 (ix86_init_mmx_sse_builtins): Updated.
2309 (ix86_expand_args_builtin): Likewise.
2310 (ix86_expand_builtin): Likewise.
2312 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
2314 * config/i386/i386.c (ix86_builtin_type): Add
2315 V8HI_FTYPE_V8HI_V8HI_COUNT, V8HI_FTYPE_V8HI_SI_COUNT,
2316 V4SI_FTYPE_V4SI_V4SI_COUNT, V4SI_FTYPE_V4SI_SI_COUNT,
2317 V4HI_FTYPE_V4HI_V4HI_COUNT, V4HI_FTYPE_V4HI_SI_COUNT,
2318 V2DI_FTYPE_V2DI_V2DI_COUNT, V2DI_FTYPE_V2DI_SI_COUNT,
2319 V2SI_FTYPE_V2SI_V2SI_COUNT, V2SI_FTYPE_V2SI_SI_COUNT,
2320 V1DI_FTYPE_V1DI_V1DI_COUNT, V1DI_FTYPE_V1DI_SI_COUNT,
2321 V8HI_FTYPE_V8HI_INT, V4SI_FTYPE_V4SI_INT, V4HI_FTYPE_V4HI_INT,
2322 V2DI2TI_FTYPE_V2DI2TI_INT, V2DI2TI_FTYPE_V2DI2TI_V2DI2TI_INT
2323 and DI_FTYPE_DI_DI_INT.
2324 (bdesc_args): Add MMX/SSE shift, shuffle and palignr builtins.
2325 (ix86_init_mmx_sse_builtins): Updated.
2326 (ix86_expand_args_builtin): Likewise.
2327 (ix86_expand_builtin): Likewise.
2328 (ix86_expand_binop_imm_builtin): Removed.
2330 * doc/extend.texi: Correct __builtin_ia32_palignr128.
2332 2008-04-30 Richard Guenther <rguenther@suse.de>
2334 PR tree-optimization/32921
2335 * tree-ssa-loop-im.c (mem_refs_may_alias_p): Disambiguate with TBAA.
2337 2008-04-30 Richard Sandiford <rsandifo@nildram.co.uk>
2339 * config/arm/arm.c (arm_unwind_emit): Use
2340 crtl->all_throwers_are_sibcalls instead of
2341 cfun->all_throwers_are_sibcalls.
2342 (arm_output_fn_unwind): Likewise.
2343 * config/frv/frv.c (frv_stack_info): Use crtl->uses_pic_offset_table
2344 instead of cfun->uses_pic_offset_table.
2345 (frv_expand_prologue): Likewise.
2346 (frv_frame_pointer_required): Likewise.
2347 (frv_expand_fdpic_call): Likewise.
2348 (frv_emit_movsi): Likewise.
2349 * config/iq2000/iq2000.c (iq2000_expand_prologue): Use
2350 cfun->returns_pcc_struct instead of
2351 current_function_returns_pcc_struct.
2352 * config/m32c/m32c.c (need_to_save): Use crtl->calls_eh_return
2353 instead of cfun->calls_eh_return.
2354 (m32c_pushm_popm): Likewise.
2355 * config/xtensa/xtensa.h (cfun->calls_alloca): Remove bogus
2356 "extern" declaration.
2358 2008-04-30 Richard Guenther <rguenther@suse.de>
2360 PR tree-optimization/21636
2361 * tree-ssa-ccp.c (ccp_fold): Handle &p->x with p being a
2363 (evaluate_stmt): Print the likely value.
2364 (ccp_visit_stmt): Avoid excessive vertical spacing.
2366 2008-04-30 Rafael Espindola <espindola@google.com>
2368 * builtins.c (fold_call_expr): Return realret.
2369 * tree-ssa-threadedge.c
2370 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
2371 __builtin_object_size.
2373 2008-04-30 Seongbae Park <seongbae.park@gmail.com>
2375 * gcc.c (wrapper_string): New variable.
2376 (insert_wrapper): New function.
2377 (execute): New option -wrapper.
2378 * doc/invoke.texi (Overall Options): New driver option -wrapper.
2380 2008-04-30 Nathan Froyd <froydnj@codesourcery.com>
2382 * config/rs6000/crtresgpr.asm, config/rs6000/crtresxgpr.asm,
2383 config/rs6000/crtsavgpr.asm, config/rs6000/crtresfpr.asm,
2384 config/rs6000/crtresxfpr.asm, config/rs6000/crtsavfpr.asm: Break out
2386 * config/rs6000/crtsavres.asm: ...here. Remove unneeded file.
2387 * config/rs6000/e500crtres32gpr.asm, config/rs6000/e500crtres64gpr.asm,
2388 config/rs6000/e500crtres64gprctr.asm,
2389 config/rs6000/e500crtrest32gpr.asm, config/rs6000/e500crtrest64gpr.asm,
2390 config/rs6000/e500crtresx32gpr.asm, config/rs6000/e500crtresx64gpr.asm,
2391 config/rs6000/e500crtsav32gpr.asm, config/rs6000/e500crtsav64gpr.asm,
2392 config/rs6000/e500crtsav64gprctr.asm,
2393 config/rs6000/e500crtsavg32gpr.asm, config/rs6000/e500crtsavg64gpr.asm,
2394 config/rs6000/e500crtsavg64gprctr.asm: New files.
2395 * config/rs6000/t-ppccomm: Add build rules for new files.
2396 (LIB2FUNCS_STATIC_EXTRA): Add new files.
2397 * config/rs6000/t-netbsd: Add build rules for new files.
2398 (LIB2FUNCS_STATIC_EXTRA): New variable.
2399 * config/rs6000/sysv4.h (ENDFILE_SPEC): Don't include crtsavres.o
2400 (CRTSAVRES_DEFAULT_SPEC): Likewise.
2401 * config/rs6000/netbsd.h (ENDFILE_SPEC): Likewise.
2403 2008-04-30 H.J. Lu <hongjiu.lu@intel.com>
2405 * config/i386/i386.c (ix86_builtin_type): Add
2406 FLOAT128_FTYPE_FLOAT128_FLOAT128, V16QI_FTYPE_V16QI_V16QI,
2407 V16QI_FTYPE_V8HI_V8HI, V8QI_FTYPE_V8QI_V8QI,
2408 V8QI_FTYPE_V4HI_V4HI, V8HI_FTYPE_V8HI_V8HI,
2409 V8HI_FTYPE_V16QI_V16QI, V8HI_FTYPE_V4SI_V4SI,
2410 V4SI_FTYPE_V4SI_V4SI, V4SI_FTYPE_V8HI_V8HI,
2411 V4SI_FTYPE_V4SF_V4SF, V4SI_FTYPE_V2DF_V2DF,
2412 V4HI_FTYPE_V4HI_V4HI, V4HI_FTYPE_V8QI_V8QI,
2413 V4HI_FTYPE_V2SI_V2SI, V4SF_FTYPE_V4SF_V4SF,
2414 V4SF_FTYPE_V4SF_V4SF_SWAP, V4SF_FTYPE_V4SF_V2SI,
2415 V4SF_FTYPE_V4SF_V2DF, V4SF_FTYPE_V4SF_DI,
2416 V4SF_FTYPE_V4SF_SI, V2DI_FTYPE_V2DI_V2DI,
2417 V2DI_FTYPE_V16QI_V16QI, V2DI_FTYPE_V4SI_V4SI,
2418 V2DI_FTYPE_V2DF_V2DF, V2SI_FTYPE_V2SI_V2SI,
2419 V2SI_FTYPE_V4HI_V4HI, V2SI_FTYPE_V2SF_V2SF,
2420 V2DF_FTYPE_V2DF_V2DF, V2DF_FTYPE_V2DF_V2DF_SWAP,
2421 V2DF_FTYPE_V2DF_V4SF, V2DF_FTYPE_V2DF_DI,
2422 V2DF_FTYPE_V2DF_SI, V2SF_FTYPE_V2SF_V2SF,
2423 V1DI_FTYPE_V1DI_V1DI, V1DI_FTYPE_V8QI_V8QI and
2424 V1DI_FTYPE_V2SI_V2SI.
2425 (bdesc_2arg): Moved to ...
2427 (ix86_init_mmx_sse_builtins): Updated.
2428 (ix86_expand_args_builtin): Updated. Take a pointer
2429 to const struct builtin_description. Handle comparison
2431 (ix86_expand_sse_compare): Take a new argument for swapping operands.
2432 (ix86_expand_builtin): Updated.
2434 * config/i386/sse.md (ssse3_pmaddubswv8hi3): Renamed to ...
2435 (ssse3_pmaddubsw128): This.
2436 (ssse3_pmaddubswv4hi3): Renamed to ...
2437 (ssse3_pmaddubsw): This.
2439 * doc/extend.texi (__builtin_ia32_packsswb128): Correct prototype.
2440 (__builtin_ia32_packssdw128): Likewise.
2441 (__builtin_ia32_packuswb128): Likewise.
2442 (__builtin_ia32_pmaddubsw): Likewise.
2443 (__builtin_ia32_pmaddubsw128): Likewise.
2445 2008-04-30 Richard Guenther <rguenther@suse.de>
2447 PR tree-optimization/14847
2448 * tree-ssa-ifcombine.c (get_name_for_bit_test): New helper function.
2449 (recognize_bits_test): Use it.
2450 (recognize_single_bit_test): Likewise.
2452 2008-04-30 Martin Jambor <mjambor@suse.cz>
2454 * ipa-cp.c (ipcp_init_stage): Calls ipa_set_called_with_variable_arg
2455 instead of setting number of formal parameters to zero.
2456 (ipcp_init_stage): Do not set the number of actual parameters to zero
2458 (ipcp_propagate_stage): Explicitly skipping all calls to nodes
2459 which are called with variable number of arguments.
2460 (ipcp_insert_stage): Explicitely skipping all nodes which are
2461 called with variable number of arguments.
2462 (ipcp_callsite_param_print): Skipps callsites to nodes with varaible
2463 number of parameters.
2465 * ipa-prop.h (struct ipa_node_params): Added flag
2466 called_with_var_arguments
2467 (ipa_set_param_count): Added. Changed sole setter to use it.
2468 (ipa_get_param_count): Added. All readers of param_count
2469 converted to use it instead.
2470 (ipa_set_called_with_variable_arg): Added.
2471 (ipa_is_called_with_var_arguments): Added.
2472 (ipa_get_ith_param): Added. All readers of param_decls converted
2474 (ipa_set_cs_argument_count): Added, sole writer to argument_count
2476 (ipa_get_cs_argument_count): Added, all readers of argument_count
2478 (ipa_get_ith_jump_func): Added. Accessors of jump values changed
2481 * ipa-prop.h (struct ipcp_formal): Renamed to ipcp_lattice
2482 (struct ipcp_lattice): Renamed cval_type to type
2483 (struct ipa_node_params): ipcp_cval renamed to ipcp_lattices
2485 * ipa-cp.c (ipcp_cval_get_cvalue): Changed return value to tree
2486 (ipcp_cval_set_cvalue): Changed type of parameter value to tree
2487 (ipcp_insert_stage): Changed the type of variable cvalue to tree
2488 (ipcp_replace_map_create): Changed the type of parameter cvalue to tree
2489 (build_const_val): Changed the type of parameter cvalue to tree
2490 (ipcp_propagate_const): Changed the type of parameter cvalue to tree
2491 (ipcp_method_cval_set_cvalue_type): Renamed parameter cval_type1 to type
2493 * ipa-prop.h (struct ipcp_formal): Replaced cvalue with tree called
2496 * ipa-prop.c (ipa_methodlist_init): Renamed to ipa_init_func_list
2497 (ipa_methodlist_not_empty): Removed, the sole user now checks directly
2498 (ipa_add_method): Renamed to ipa_push_func_to_list
2499 (ipa_remove_method): Renamed to ipa_pop_func_from_list
2500 (ipa_callsite_param_count): Removed.
2501 (ipa_callsite_param_count_set): Removed.
2502 (ipa_callsite_param): Removed.
2503 (ipa_callsite_callee): Removed.
2504 (ipa_callsite_compute_param): Renamed to ipa_compute_jump_functions
2505 (ipa_callsite_compute_count): Renamed to ipa_count_arguments
2506 (ipa_method_formal_count): Removed.
2507 (ipa_method_formal_count_set): Removed.
2508 (ipa_method_get_tree): Removed.
2509 (ipa_method_tree_map_create): Removed.
2510 (ipa_method_compute_tree_map): Renamed to ipa_create_param_decls_array
2511 (ipa_create_param_decls_array): Creates the array itself
2512 (ipa_create_param_decls_array): Temporary variable info instead of
2514 (ipa_method_formal_compute_count): Renamed to ipa_count_formal_params
2515 (ipa_method_compute_modify): Renamed to ipa_detect_param_modifications
2516 (get_type): Removed.
2517 (ipa_jf_get_info_type): Removed.
2518 (ipa_node_create): Renamed to ipa_create_node_params
2519 (ipa_free): Renamed to ipa_free_all_node_params
2520 (ipa_nodes_create): Renamed to ipa_create_all_node_params
2521 (ipa_edges_create): Renamed to ipa_create_all_edge_args
2522 (ipa_edges_free): Renamed to ipa_free_all_edge_args
2523 (ipa_nodes_free): Integrated into ipa_free_all_node_params and removed
2524 (ipa_free_all_node_params): Deallocation to jump_functions moved to
2525 ipa_free_all_edge_args
2526 (ipa_method_tree_print): Renamed to ipa_print_all_tree_maps
2527 (ipa_method_modify_print): Renamed to ipa_print_all_params_modified
2528 (ipa_create_methodlist_node): Removed.
2529 (ipa_methodlist_method): Removed.
2530 (ipa_methodlist_method_set): Removed.
2531 (ipa_methodlist_next_method): Removed.
2532 (ipa_methodlist_next_method_set): Removed.
2533 (ipa_method_is_modified): Removed.
2534 (ipa_method_modify_create): Removed.
2535 (ipa_method_modify_init): Temporary variable info instead of a few
2537 (ipa_detect_param_modifications): Temporary variable info instead of
2539 (ipa_compute_jump_functions): Temporary variable info instead of
2541 (ipa_method_modify_set): Removed.
2542 (ipa_method_tree_map): Renamed to ipa_get_param_decl_index
2543 (ipa_get_param_decl_index): Now accepts struct ipa_node_params rather
2544 than craph_node as the first parameter.
2545 (ipa_method_modify_stmt): Renamed to ipa_check_stmt_modifications
2546 (ipa_method_modify_init): Removed.
2547 (ipa_compute_jump_functions): Added a temp variable instead of
2548 repeatadly dereferencing the cgraph_edge.aux pointer
2549 (ipa_callsite_param_set_type): Removed.
2550 (ipa_compute_jump_functions): i renamed to index and moved to
2552 (ipa_callsite_param_set_info_type_formal): Removed.
2553 (ipa_callsite_param_set_info_type): Removed.
2554 (ipa_callsite_param_map_create): Removed.
2555 (ipa_callsite_tree): Removed.
2556 (ipa_callsite_caller): Removed.
2557 (ipa_pop_func_from_list): return_method removed to return_func
2559 * ipa-prop.h (enum cvalue_type): Renamed to ipa_lattice_type,
2560 prefixed all values with IPA_. Changed all users.
2561 (enum jump_func_type): Rnamed UNKNOWN_IPATYPE to IPA_UNKNOWN,
2562 CONST_IPATYPE to IPA_CONST, CONST_IPATYPE_REF to IPA_CONST_REF
2563 and FORMAL_IPATYPE IPA_PASS_THROUGH.
2564 (union parameter_info): Renamed to jump_func_value.
2565 (union jump_func_value): Renamed value to constant
2566 (struct ipa_jump_func): Renamed info_type to value
2567 (struct ipa_node): Renamed to ipa_node_params
2568 (struct ipa_node_params): Renamed ipa_arg_num to param_count
2569 (struct ipa_node_params): Renamed ipa_param_tree to param_decls
2570 (struct ipa_node_params): Renamed ipa_mod to modified_flags
2571 (struct ipa_edge): Renamed to ipa_edge_args
2572 (struct ipa_edge_args): Renamed ipa_param_num to argument_count
2573 (struct ipa_edge_args): Renamed ipa_param_map to jump_functions
2574 (struct ipa_methodlist): Renamed to ipa_func_list
2575 (struct ipa_func_list): method_p renamed to node, next_method
2577 (ipa_methodlist_p): Removed, switched all users to struct pointer
2578 (IS_VALID_TREE_MAP_INDEX): Renamed to IS_VALID_JUMP_FUNC_INDEX
2580 2008-04-30 Alan Modra <amodra@bigpond.net.au>
2582 * config/rs6000/rs6000.c (ALWAYS_RESTORE_ALTIVEC_BEFORE_POP): Define.
2583 (rs6000_emit_epilogue): Use backchain to restore only when we
2584 have a large frame. Make use of frame pointer to restore if we
2585 have one. Handle ALWAYS_RESTORE_ALTIVEC_BEFORE_POP.
2587 2008-04-29 Paolo Bonzini <bonzini@gnu.org>
2589 * config/avr/avr.md (*sbrx_branch, *sbix_branch, *sbix_branch_tmp):
2590 Add mode to zero_extract.
2591 (sign bit tests peepholes): (Ditto.).
2593 2008-04-29 H.J. Lu <hongjiu.lu@intel.com>
2595 * config/i386/i386.c (ix86_builtins): Replace Prescott New
2596 Instructions in comments with SSE3.
2597 (ix86_builtin_type): This. Add FLOAT128_FTYPE_FLOAT128,
2598 INT64_FTYPE_V4SF, INT64_FTYPE_V2DF, INT_FTYPE_V16QI,
2599 INT_FTYPE_V8QI, INT_FTYPE_V4SF, INT_FTYPE_V2DF,
2600 V16QI_FTYPE_V16QI, V8HI_FTYPE_V8HI, V8HI_FTYPE_V16QI,
2601 V8QI_FTYPE_V8QI, V4SI_FTYPE_V4SI, V4SI_FTYPE_V16QI,
2602 V4SI_FTYPE_V4SF, V4SI_FTYPE_V8HI, V4SI_FTYPE_V2DF,
2603 V4HI_FTYPE_V4HI, V4SF_FTYPE_V4SF, V4SF_FTYPE_V4SI,
2604 V4SF_FTYPE_V2DF, V2DI_FTYPE_V2DI, V2DI_FTYPE_V16QI,
2605 V2DI_FTYPE_V8HI, V2DI_FTYPE_V4SI, V2DF_FTYPE_V2DF,
2606 V2DF_FTYPE_V4SI, V2DF_FTYPE_V4SF, V2DF_FTYPE_V2SI,
2607 V2SI_FTYPE_V2SI, V2SI_FTYPE_V4SF, V2SI_FTYPE_V2SF,
2608 V2SI_FTYPE_V2DF, V2SF_FTYPE_V2SF and V2SF_FTYPE_V2SI.
2609 (bdesc_sse_args): Renamed to ...
2610 (bdesc_args): This. Add IX86_BUILTIN_PF2ID, IX86_BUILTIN_PFRCP,
2611 IX86_BUILTIN_PFRSQRT, IX86_BUILTIN_PI2FD, IX86_BUILTIN_PF2IW,
2612 IX86_BUILTIN_PSWAPDSI, IX86_BUILTIN_PSWAPDSF and
2614 (bdesc_1arg): Moved to ...
2616 (ix86_init_mmx_sse_builtins): Updated. Replace Prescott New
2617 Instructions in comments with SSE3.
2618 (ix86_expand_sse_operands_builtin): Renamed to ...
2619 (ix86_expand_args_builtin): This. Updated.
2620 (ix86_expand_unop1_builtin): Update comments.
2621 (ix86_expand_builtin): Updated.
2623 2008-04-29 Richard Guenther <rguenther@suse.de>
2625 PR tree-optimization/36078
2626 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely):
2627 Update virtual SSA form after cleaning up the CFG.
2629 2008-04-29 Richard Guenther <rguenther@suse.de>
2632 * fold-const.c (fold_binary): Fold (A + A) * C to A * 2*C.
2634 2008-04-29 Richard Guenther <rguenther@suse.de>
2636 * tree-ssa-alias.c (finalize_ref_all_pointers): Remove.
2637 (compute_may_aliases): Do not call finalize_ref_all_pointers.
2638 (compute_flow_insensitive_aliasing): Do not treat
2639 PTR_IS_REF_ALL pointers special.
2640 (get_smt_for): Likewise.
2641 (may_alias_p): Re-structure.
2642 (is_escape_site): A ref-all pointer conversion is not an escape site.
2643 * tree-ssa-structalias.c (find_what_p_points_to): Do not treat
2644 PTR_IS_REF_ALL pointers special.
2645 * tree-ssa-structalias.h (struct alias_info): Remove
2646 ref_all_symbol_mem_tag field.
2647 (PTR_IS_REF_ALL): Remove.
2649 2008-04-29 Richard Guenther <rguenther@suse.de>
2652 * fold-const.c (extract_muldiv_1): In combining division constants
2653 make sure to never overflow.
2655 2008-04-29 Nick Clifton <nickc@redhat.com>
2657 * doc/tm.texi (RETURN_ADDR_RTX): Fix typo.
2659 2008-04-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2662 * optc-gen.awk: Work around HP-UX/IA awk bug.
2664 2008-04-28 Danny Smith <dannysmith@users.sourceforge.net>
2666 * config/i386/cygming-crtend.c (register_frame_ctor): Revert my
2669 2008-04-28 Uros Bizjak <ubizjak@gmail.com>
2672 * config/i386/i386.md
2673 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit):
2674 Change operand 1 predicate to nonimmediate_operand.
2676 2008-04-28 Jakub Jelinek <jakub@redhat.com>
2679 * dwarf2out.c (struct die_struct): Mark as chain_circular through
2681 * gengtype.c (walk_type, write_func_for_structure): Handle
2683 * doc/gty.texi: Document chain_circular.
2685 2008-04-28 Richard Guenther <rguenther@suse.de>
2687 PR tree-optimization/36066
2688 * tree-vrp.c (execute_vrp): Cleanup the CFG only after finalizing
2691 2008-04-28 Uros Bizjak <ubizjak@gmail.com>
2694 * config/i386/i386.md
2695 (floatdi<X87MODEF:mode>2_i387_with_xmm splitters):
2696 Use match_scratch instead of match_operand for operands 3 and 4.
2698 2008-04-27 Richard Guenther <rguenther@suse.de>
2700 PR tree-optimization/18754
2701 PR tree-optimization/34223
2702 * tree-pass.h (pass_complete_unrolli): Declare.
2703 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Print
2704 loop size before and after unconditionally of UL_NO_GROWTH in effect.
2705 Rewrite loop into loop closed SSA form if it is not already.
2706 (tree_unroll_loops_completely): Re-structure to iterate over
2707 innermost loops with intermediate CFG cleanups.
2708 Unroll outermost loops only if requested or the code does not grow
2710 * tree-ssa-loop.c (gate_tree_vectorize): Don't shortcut if no
2711 loops are available.
2712 (tree_vectorize): Instead do so here.
2713 (tree_complete_unroll): Also unroll outermost loops.
2714 (tree_complete_unroll_inner): New function.
2715 (gate_tree_complete_unroll_inner): Likewise.
2716 (pass_complete_unrolli): New pass.
2717 * tree-ssa-loop-manip.c (find_uses_to_rename_use): Only record
2718 uses outside of the loop.
2719 (tree_duplicate_loop_to_header_edge): Only verify loop-closed SSA
2720 form if it is available.
2721 * tree-flow.h (tree_unroll_loops_completely): Add extra parameter.
2722 * passes.c (init_optimization_passes): Schedule complete inner
2723 loop unrolling pass before the first CCP pass after final inlining.
2725 2008-04-27 Nathan Sidwell <nathan@codesourcery.com>
2727 * targhooks.h (default_emutls_var_fields,
2728 default_emutls_var_init): Declare.
2729 * tree.h (DECL_THREAD_LOCAL): Compare against TLS_MODEL_REAL.
2730 * target.h (struct gcc_target): Add struct emutls member.
2731 * target-def.h (TARGET_EMUTLS_GET_ADDRESS,
2732 TARGET_EMUTLS_REGISTER_COMMON, TARGET_EMUTLS_VAR_SECTION,
2733 TARGET_EMUTLS_TMPL_SECTION, TARGET_EMUTLS_VAR_PREFIX,
2734 TARGET_EMUTLS_TMPL_PREFIX, TARGET_EMUTLS_VAR_FIELDS,
2735 TARGET_EMUTLS_VAR_INIT, TARGET_EMUTLS_DEBUG_FORM_TLS_ADDRESS,
2736 TARGET_EMUTLS_VAR_ALIGN_FIXED, TARGET_EMUTLS): New.
2737 (TARGET_INITIALIZER): Add TARGET_EMUTLS.
2738 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS,
2739 BUILT_IN_EMUTLS_REGISTER_COMMON): Get name from targetm structure.
2740 * dwarf2out.c (loc_descriptor_from_tree_1): Check if emutls can
2741 emit debug information.
2742 * coretypes.h (tls_model): Add TLS_MODEL_EMULATED, TLS_MODEL_REAL.
2743 * varasm.c: Include targhooks.h.
2744 (emutls_object_section, emutls_tmpl_section): New.
2745 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): Remove.
2746 (EMUTLS_SEPARATOR): New.
2748 (get_emutls_object_name): New.
2749 (default_emutls_var_fields): New, broken out of ...
2750 (get_emutls_object_type): ... here. Adjust to use target hooks.
2751 (get_emutls_init_templ_addr): Adjust to use target hooks.
2752 (emutls_decl): Adjust to use target hooks.
2753 (emutls_finish): Likewise.
2754 (default_emutls_var_init): New, broken out of ...
2755 (assemble_variable): ... here. Adjust to use target hooks.
2756 * output.h (enum section_category): Add SECCAT_EMUTLS_VAR,
2758 * c-common.c (handle_section_attribute): Prevent overriding
2759 sections for emulated tls with special sections.
2760 * config/i386/i386.c (x86_64_elf_select_section): Add
2761 SECCAT_EMUTLS_VAR and SECCAT_EMUTLS_TMPL.
2762 (x86_64_elf_unique_section): Likewise.
2763 * config/vxworks.c: Include tree.h.
2764 (vxworks_emutls_var_fields, vxworks_emutls_var_init): New.
2765 (vxworks_override_options): Set TLS scheme.
2766 * doc/tm.texi (Emulated TLS): New node.
2768 2008-04-26 Simon Baldwin <simonb@google.com>
2771 * builtins.c (c_strlen): Suppressed multiple warnings that can occur
2772 with propagated string constants.
2774 2008-04-26 Uros Bizjak <ubizjak@gmail.com>
2776 * config/i386/i386.md (fix_trunc<mode>_i387_fisttp_with_temp): Use 'X'
2777 constraint for operand 2 when operand 0 is memory operand.
2778 (fix_truncdi_i387_with_temp): : Use 'X' constraint for operand 4 when
2779 operand 0 is memory operand.
2780 (fix_trunc<mode>_i387_with_temp): Ditto.
2781 (*floatsi<mode>2_vector_mixed_with_temp): Use 'X' constraint for
2782 operand 2 when operand 1 is memory operand.
2783 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_with_temp): Ditto.
2784 (*floatsi<mode>2_vector_sse_with_temp): Ditto.
2785 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_with_temp): Ditto.
2786 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
2787 (floatdi<X87MODEF:mode>2_i387_with_xmm): Use 'X' constraint for
2788 operands 2,3 and 4 when operand 1 is memory operand.
2789 (fistdi2_with_temp): Use 'X' constraint for operand 2 when operand 0
2791 (fistdi2_floor_with_temp): Ditto.
2792 (fist<mode>2_floor_with_temp): Ditto.
2793 (fistdi2_ceil_with_temp): Ditto.
2794 (fist<mode>2_ceil_with_temp): Ditto.
2795 (*truncdfsf_fast_mixed): Merge alternatives 0 and 1.
2797 2008-04-26 David Daney <ddaney@avtrex.com>
2799 * config/mips/mips.md (UNSPEC_COMPARE_AND_SWAP_12): New
2801 (UNSPEC_SYNC_OLD_OP, UNSPEC_SYNC_NEW_OP, UNSPEC_SYNC_EXCHANGE,
2802 UNSPEC_MEMORY_BARRIER, UNSPEC_SET_GOT_VERSION,
2803 UNSPEC_UPDATE_GOT_VERSION): Renumber.
2804 (sync_compare_and_swap<mode>): New expand for QI and HI modes.
2805 (compare_and_swap_12): New insn.
2806 * config/mips/mips-protos.h (mips_expand_compare_and_swap_12): Declare.
2807 * config/mips/mips.c (mips_force_binary): New function.
2808 (mips_emit_int_order_test, mips_expand_synci_loop): Use it.
2809 (mips_expand_compare_and_swap_12): New function.
2810 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP_12): New macro.
2812 2008-04-25 Jan Hubicka <jh@suse.cz>
2815 * cfgexpand.c (pass_expand): Turn into RTL pass.
2816 * passes.c (execute_one_pass): Do pass typechecking after execution.
2817 * tree-pass.h (pass_expand): Turn into RTL pass.
2819 * function.h (struct rtl_data): Move here fields
2820 accesses_prior_frames, calls_eh_return, saves_all_registers,
2821 has_nonlocal_goto, has_asm_statement, is_thunk,
2822 all_throwers_are_sibcalls, limit_stack, profile, uses_const_pool,
2823 uses_pic_offset_table, uses_eh_lsda, tail_call_emit,
2824 arg_pointer_save_area_init from struct function; turn into bool.
2825 (struct function): Move
2826 calls_eh_return, saves_all_registers, has_nonlocal_goto,
2827 has_asm_statement, is_thunk, all_throwers_are_sibcalls, limit_stack,
2828 profile, uses_const_pool, uses_pic_offset_table, uses_eh_lsda,
2829 tail_call_emit, arg_pointer_save_area_init
2830 into struct rtl_data. Remove recursive_call_emit and gimplified flags.
2831 (current_function_returns_struct, current_function_returns_pcc_struct,
2832 current_function_calls_setjmp, current_function_calls_alloca,
2833 current_function_accesses_prior_frames,
2834 current_function_calls_eh_return, current_function_is_thunk,
2835 current_function_stdarg, current_function_profile,
2836 current_function_limit_stack, current_function_uses_pic_offset_table,
2837 current_function_uses_const_pool, current_function_has_nonlocal_label,
2838 current_function_saves_all_registers,
2839 current_function_has_nonlocal_goto,
2840 current_function_has_asm_statement): Remove accesor macros.
2841 * ra-conflict.c (global_conflicts): Update.
2842 * tree-tailcall.c (suitable_for_tail_opt_p): Update.
2843 (suitable_for_tail_call_opt_p): Update.
2844 * builtins.c (expand_builtin_return_addr): Update.
2845 (expand_builtin_setjmp_setup): Update.
2846 (expand_builtin_nonlocal_goto): Update.
2847 * final.c (final_start_function): Update.
2848 (profile_function): Update.
2849 (leaf_function_p): Update.
2850 (only_leaf_regs_used): Update.
2851 * df-scan.c (df_get_exit_block_use_set): Update.
2852 * dojump.c (clear_pending_stack_adjust): Update.
2853 * tree-stdarg.c (gate_optimize_stdarg): Update.
2854 * gimple-low.c (lower_function_body): Update.
2855 * global.c (compute_regsets): Update.
2856 (global_alloc): Update.
2857 * dwarf2out.c (dwarf2out_begin_prologue): Update.
2858 * expr.c (expand_assignment): Update.
2859 * dse.c (dse_step0): Update.
2860 (dse_step1): Update.
2861 * c-decl.c (store_parm_decls): Update.
2862 * local-alloc.c (combine_regs): Update.
2863 (find_free_reg): Update.
2864 * function.c (assign_parms_augmented_arg_list): Update.
2865 (assign_parm_find_data_types): Update.
2866 (assign_parms): Update.
2867 (allocate_struct_function): Update.
2868 (expand_function_start): Update.
2869 (expand_function_end): Update.
2870 (get_arg_pointer_save_area): Update.
2871 (thread_prologue_and_epilogue_insns): Update.
2872 (rest_of_match_asm_constraints): Update.
2873 * stor-layout.c (variable_size): Update.
2874 * gcse.c (gcse_main): Update.
2875 (bypass_jumps): Update.
2876 * gimplify.c (gimplify_function_tree): Update.
2877 * calls.c (emit_call_1): Update.
2878 (expand_call): Update.
2879 * bt-load.c (compute_defs_uses_and_gen): Update.
2880 * except.c (sjlj_assign_call_site_values): Update.
2881 (sjlj_emit_function_enter): Update.
2882 (can_throw_external): Update.
2883 (set_nothrow_function_flags): Update.
2884 (expand_builtin_unwind_init): Update.
2885 (expand_eh_return): Update.
2886 (convert_to_eh_region_ranges): Update.
2887 (output_function_exception_table): Update.
2888 * emit-rtl.c (gen_tmp_stack_mem): Update.
2889 * cfgexpand.c (expand_used_vars): Update.
2890 (tree_expand_cfg): Update.
2891 * cfgcleanup.c (rest_of_handle_jump): Update.
2892 * explow.c (allocate_dynamic_stack_space): Update.
2893 * varasm.c (assemble_start_function): Update.
2894 (force_const_mem): Update.
2895 (mark_constant_pool): Update.
2896 * tree-optimize.c (tree_rest_of_compilation): Update.
2897 * stack-ptr-mod.c (notice_stack_pointer_modification): Update.
2898 * tree-cfg.c (notice_special_calls): Update.
2899 (is_ctrl_altering_stmt): Update.
2900 (tree_can_make_abnormal_goto): Update.
2901 (tree_purge_dead_abnormal_call_edges): Update.
2902 * config/alpha/predicates.md: Update.
2903 * config/alpha/alpha.c (alpha_sa_mask): Update.
2904 (alpha_sa_size): Update.
2905 (alpha_does_function_need_gp): Update.
2906 (alpha_expand_prologue): Update.
2907 (alpha_start_function): Update.
2908 (alpha_output_function_end_prologue): Update.
2909 (alpha_expand_epilogue): Update.
2910 * config/frv/frv.c (frv_stack_info): Update.
2911 (frv_expand_epilogue): Update.
2912 * config/s390/s390.c (s390_regs_ever_clobbered): Update.
2913 (s390_register_info): Update.
2914 (s390_frame_info): Update.
2915 (s390_init_frame_layout): Update.
2916 (s390_can_eliminate): Update.
2917 (save_gprs): Update.
2918 * config/spu/spu.c (spu_split_immediate): Update.
2919 (need_to_save_reg): Update.
2920 (spu_expand_prologue): Update.
2921 (spu_expand_epilogue): Update.
2922 * config/sparc/sparc.md: Update.
2923 * config/sparc/sparc.c (eligible_for_return_delay): Update.
2924 (sparc_tls_got): Update.
2925 (legitimize_pic_address): Update.
2926 (sparc_emit_call_insn): Update.
2927 (sparc_expand_prologue): Update.
2928 (output_return): Update.
2929 (print_operand): Update.
2930 (sparc_function_ok_for_sibcall): Update.
2931 * config/sparc/sparc.h (EXIT_IGNORE_STACK): Update.
2932 * config/m32r/m32r.md: Update.
2933 * config/m32r/m32r.c (MUST_SAVE_RETURN_ADDR): Update.
2934 (m32r_compute_frame_size): Update.
2935 (m32r_expand_prologue): Update.
2936 (m32r_expand_epilogue): Update.
2937 (m32r_legitimize_pic_address): Update.
2938 * config/m32r/m32r.h (FRAME_POINTER_REQUIRED): Update.
2939 * config/i386/linux.h (SUBTARGET_FRAME_POINTER_REQUIRED): Update.
2940 * config/i386/i386.c (ix86_frame_pointer_required): Update.
2942 (ix86_save_reg): Update.
2943 (ix86_compute_frame_layout): Update.
2944 (ix86_expand_prologue): Update.
2945 (ix86_expand_epilogue): Update.
2946 * config/sh/sh.c (output_stack_adjust): Update.
2947 (calc_live_regs): Update.
2948 (sh5_schedule_saves): Update.
2949 (sh_expand_prologue): Update.
2950 (sh_expand_epilogue): Update.
2951 (sh_setup_incoming_varargs): Update.
2952 (sh_allocate_initial_value): Update.
2953 (sh_get_pr_initial_val): Update.
2954 * config/sh/sh.h (SHMEDIA_REGS_STACK_ADJUST): Update.
2955 * config/sh/sh.md (label:): Update.
2956 * config/avr/avr.c (out_movhi_mr_r): Update.
2957 * config/crx/crx.h (enum): Update.
2958 * config/xtensa/xtensa.h (along): Update.
2959 * config/stormy16/stormy16.c Update.
2960 (xstormy16_compute_stack_layout): Update.
2961 * config/fr30/fr30.c (MUST_SAVE_RETURN_POINTER): Update.
2962 (fr30_expand_prologue): Update.
2963 * config/cris/cris.c (cris_conditional_register_usage): Update.
2964 (cris_reg_saved_in_regsave_area): Update.
2965 (cris_initial_frame_pointer_offset): Update.
2966 (cris_simple_epilogue): Update.
2967 (cris_expand_prologue): Update.
2968 (cris_expand_epilogue): Update.
2969 (cris_expand_pic_call_address): Update.
2970 (cris_asm_output_symbol_ref): Update.
2971 (cris_asm_output_label_ref): Update.
2972 * config/cris/cris.md Update.
2973 * config/iq2000/iq2000.c (compute_frame_size): Update.
2974 (iq2000_expand_epilogue): Update.
2975 * config/mt/mt.h (save_direction): Update.
2976 * config/mn10300/mn10300.c (mn10300_function_value): Update.
2977 * config/ia64/ia64.c (ia64_compute_frame_size): Update.
2978 (ia64_secondary_reload_class): Update.
2979 * config/m68k/m68k.c (m68k_save_reg): Update.
2980 (m68k_expand_prologue): Update.
2981 (m68k_expand_epilogue): Update.
2982 (legitimize_pic_address): Update.
2983 * config/rs6000/rs6000.c (rs6000_got_register): Update.
2984 (first_reg_to_save): Update.
2985 (first_altivec_reg_to_save): Update.
2986 (compute_vrsave_mask): Update.
2987 (compute_save_world_info): Update.
2988 (rs6000_stack_info): Update.
2989 (spe_func_has_64bit_regs_p): Update.
2990 (rs6000_ra_ever_killed): Update.
2991 (rs6000_emit_eh_reg_restore): Update.
2992 (rs6000_emit_allocate_stack): Update.
2993 (rs6000_emit_prologue): Update.
2994 (rs6000_emit_epilogue): Update.
2995 (rs6000_output_function_epilogue): Update.
2996 (output_profile_hook): Update.
2997 (rs6000_elf_declare_function_name): Update.
2998 * config/rs6000/rs6000.h (rs6000_args): Update.
2999 * config/rs6000/rs6000.md: Update.
3000 * config/mcore/mcore.c (mcore_expand_prolog): Update.
3001 * config/arc/arc.c (arc_output_function_epilogue): Update.
3002 * config/arc/arc.h (FRAME_POINTER_REQUIRED): Update.
3003 * config/darwin.c (machopic_function_base_name): Update.
3004 * config/score/score3.c (score3_compute_frame_size): Update.
3007 (score3_epilogue): Update.
3008 * config/score/score7.c (score7_compute_frame_size): Update.
3009 (score7_prologue): Update.
3010 (score7_epilogue): Update.
3011 * config/score/score.h (FRAME_POINTER_REQUIRED): Update.
3012 * config/arm/linux-elf.h (SUBTARGET_FRAME_POINTER_REQUIRED): Update.
3013 * config/arm/arm.c (use_return_insn): Update.
3014 (require_pic_register): Update.
3015 (arm_load_pic_register): Update.
3016 (arm_compute_save_reg0_reg12_mask): Update.
3017 (arm_compute_save_reg_mask): Update.
3018 (thumb1_compute_save_reg_mask): Update.
3019 (output_return_instruction): Update.
3020 (arm_output_function_prologue): Update.
3021 (arm_output_epilogue): Update.
3022 (arm_get_frame_offsets): Update.
3023 (arm_expand_prologue): Update.
3024 (thumb_pushpop): Update.
3025 (thumb_exit): Update.
3026 (thumb1_expand_prologue): Update.
3027 (thumb1_expand_epilogue): Update.
3028 (arm_unwind_emit): Update.
3029 (arm_output_fn_unwind): Update.
3030 * config/arm/arm.h (FRAME_POINTER_REQUIRED): Update.
3031 * config/arm/arm.md: Update.
3032 * config/pa/pa.md: Update.
3033 * config/pa/pa.c (legitimize_pic_address): Update.
3034 (compute_frame_size): Update.
3035 (hppa_expand_prologue): Update.
3036 (hppa_expand_epilogue): Update.
3037 (borx_reg_operand): Update.
3038 * config/pa/pa.h (FRAME_POINTER_REQUIRED): Update.
3039 (HARD_REGNO_RENAME_OK): Update.
3040 * config/mips/mips.c (mips_global_pointer): Update.
3041 (mips_save_reg_p): Update.
3042 (mips_compute_frame_info): Update.
3043 (mips_frame_pointer_required): Update.
3044 (mips_expand_prologue): Update.
3045 (mips_expand_epilogue): Update.
3046 (mips_can_use_return_insn): Update.
3047 (mips_reorg_process_insns): Update.
3048 * config/v850/v850.c (compute_register_save_size): Update.
3049 * config/mmix/mmix.h (FRAME_POINTER_REQUIRED): Update.
3050 * config/mmix/mmix.c (along): Update.
3051 (mmix_expand_epilogue): Update.
3052 * config/bfin/bfin.c (legitimize_pic_address): Update.
3053 (must_save_p): Update.
3054 (stack_frame_needed_p): Update.
3055 (add_to_reg): Update.
3056 (bfin_expand_prologue): Update.
3057 * stmt.c (expand_asm_operands): Update.
3058 * reload1.c (reload): Update.
3059 (init_elim_table): Update.
3061 2008-04-25 Bob Wilson <bob.wilson@acm.org>
3063 * optabs.c (expand_float): Fix REG_EQUAL for UNSIGNED_FLOAT libcall.
3065 2008-04-25 H.J. Lu <hongjiu.lu@intel.com>
3067 * config/i386/sse.md (mov<mode>): Replace SSEMODEI with SSEMODE.
3068 (*mov<mode>_internal): Likewise. Support V4SF and V2DF.
3069 (mov<mode>): Removed.
3070 (*movv4sf_internal): Likewise.
3071 (*movv2df_internal): Likewise.
3073 2008-04-25 Pompapathi V Gadad <Pompapathi.V.Gadad@nsc.com>
3075 * config.gcc (crx-*-elf): Remove deprecation.
3077 2008-04-25 Danny Smith <dannysmith@users.sourceforge.net>
3079 * config/i386/cygming-crtend.c (register_frame_ctor): Register
3080 __gcc_deregister_frame with atexit.
3081 (deregister_frame_dtor): Remove.
3083 2008-04-24 Nathan Froyd <froydnj@codesourcery.com>
3084 Nathan Sidwell <nathan@codesourcery.com>
3086 * config/rs6000/rs6000.opt (mspe): Remove Var property.
3088 * config/rs6000/rs6000.h (rs6000_spe): Declare.
3089 (rs6000_isel): Likewise.
3090 * config/rs6000/rs6000.c (rs6000_spe): New variable.
3091 (rs6000_isel): New variable.
3092 (rs6000_handle_option): Handle OPT_mspe and OPT_misel.
3094 2008-04-24 Jakub Jelinek <jakub@redhat.com>
3097 * c-common.c (handle_vector_size_attribute): Call
3098 lang_hooks.types.reconstruct_complex_type instead of
3099 reconstruct_complex_type.
3100 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Likewise.
3101 * config/spu/spu.c (spu_handle_vector_attribute): Likewise.
3102 * langhooks.h (struct lang_hooks_for_types): Add
3103 reconstruct_complex_type hook.
3104 * langhooks-def.h (LANG_HOOKS_RECONSTRUCT_COMPLEX_TYPE): Define.
3105 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add it.
3107 2008-04-24 Richard Guenther <rguenther@suse.de>
3109 * c-common.h (check_builtin_function_arguments): Declare.
3110 * c-common.c (validate_nargs): New function.
3111 (check_builtin_function_arguments): Likewise.
3112 * c-typeck.c (build_function_call): Call
3113 check_builtin_function_arguments.
3114 * builtins.c (fold_builtin_classify): Remove error reporting code.
3115 (fold_builtin_unordered_cmp): Likewise.
3116 (fold_builtin_1): Likewise.
3117 (fold_builtin_n): Likewise.
3119 2008-04-24 Jakub Jelinek <jakub@redhat.com>
3121 PR tree-optimization/36008
3122 * fold-const.c (try_move_mult_to_index): If s == NULL, divide
3123 the original op1, rather than delta by step.
3125 2008-04-22 Antoniu Pop <antoniu.pop@gmail.com>
3126 Sebastian Pop <sebastian.pop@amd.com>
3128 * tree-parloops.c (take_address_of, eliminate_local_variables_1,
3129 eliminate_local_variables_stmt, eliminate_local_variables,
3130 separate_decls_in_loop_name, separate_decls_in_loop_stmt,
3131 separate_decls_in_loop, gen_parallel_loop): Make them work on a region
3132 of code delimited by two edges in the CFG.
3133 (separate_decls_in_loop_name): Renamed separate_decls_in_region_name.
3134 (separate_decls_in_loop_stmt): Renamed separate_decls_in_region_stmt.
3135 (separate_decls_in_loop): Renamed separate_decls_in_region. Isolate
3136 the case of parallelisation of reductions.
3137 (expr_invariant_in_region_p): New.
3139 * tree-flow.h (gather_blocks_in_sese_region): Declared.
3140 * tree-cfg.c (gather_blocks_in_sese_region): Extern.
3142 2008-04-24 Ira Rosen <irar@il.ibm.com>
3143 Richard Guenther <rguenther@suse.de>
3145 PR tree-optimization/36034
3146 * tree-vect-analyze.c (vect_analyze_group_access): SLP is
3147 incapable of dealing with loads with gaps.
3149 2008-04-24 Rafael Espindola <espindola@google.com>
3151 * tree-flow.h (vrp_evaluate_conditional): Change signature.
3152 * tree-ssa-propagate.c (fold_predicate_in): Update call to
3153 vrp_evaluate_conditional.
3154 * tree-vrp.c (vrp_evaluate_conditional_warnv): Remove.
3155 (vrp_evaluate_conditional): Split the cond argument.
3156 (vrp_visit_cond_stmt): Use vrp_evaluate_conditional_warnv_with_ops.
3157 (simplify_stmt_for_jump_threading): Update call to
3158 vrp_evaluate_conditional.
3160 2008-04-24 Ira Rosen <irar@il.ibm.com>
3162 PR tree-optimization/35982
3163 * tree-vect-analyze.c (vect_check_interleaving): Check that the
3164 interleaved data-refs are of the same type.
3166 2008-04-24 Danny Smith <dannysmith@users.net>
3168 * c-format.c (check_format_info_main): Use strncmp rather than a
3169 magic prefix to handle multichar length specs.
3170 * config/i386/msformat-c.c (format_length_info ms_printf_length_specs):
3171 Don't prefix "I64" and "I32" with '\0'.
3173 2008-04-24 Jakub Jelinek <jakub@redhat.com>
3176 * config/i386/i386.c (init_cumulative_args): Don't pass anything
3177 in registers for -m32 only if stdarg_p (fntype).
3179 2008-04-24 Uros Bizjak <ubizjak@gmail.com>
3181 PR rtl-optimization/36006
3182 * expmed.c (store_fixed_bit_field): Copy op0 rtx before moving
3183 temp to op0 in order to avoid invalid rtx sharing.
3185 2008-04-23 Paolo Bonzini <bonzini@gnu.org>
3187 * tree-cfg.c (verify_expr): Check with is_gimple_address. Don't
3188 check TREE_INVARIANT.
3189 * tree-gimple.c (is_gimple_address): New.
3190 (is_gimple_invariant_address): Simplify using decl_address_invariant_p.
3191 * tree-gimple.h (is_gimple_address): New.
3192 * tree.h (decl_address_invariant_p): New.
3193 * tree.c (make_node_stat): Don't set TREE_INVARIANT.
3194 (build_string): Likewise.
3195 (decl_address_invariant_p): New, from is_gimple_invariant_address.
3196 (tree_invariant_p_1): Likewise.
3197 (save_expr): Use it.
3198 (tree_invariant_p): New.
3199 (skip_simple_arithmetic): Use it.
3200 (stabilize_reference_1): Use it.
3201 (recompute_tree_invariant_for_addr_expr): Don't update TREE_INVARIANT,
3203 (build1_stat): Drop code to compute TREE_INVARIANT.
3204 (build2_stat): Drop code to compute TREE_INVARIANT.
3205 (build3_stat): Drop code to compute TREE_INVARIANT.
3206 (build4_stat): Drop code to compute TREE_INVARIANT.
3207 (build5_stat): Drop code to compute TREE_INVARIANT.
3208 (build7_stat): Drop code to compute TREE_INVARIANT.
3209 (merge_dllimport_decl_attributes): Don't mention TREE_INVARIANT.
3210 * tree.h (struct tree_base): Remove invariant_flag.
3211 (TREE_INVARIANT): Remove.
3212 * builtins.c (build_string_literal): Don't set TREE_INVARIANT.
3213 (fold_builtin_expect): Check TREE_CONSTANT.
3214 * tree-ssa-ccp.c (fold_stmt_r): Adjust comment.
3215 * c-tree.h (c_expr_to_decl): Drop third parameter.
3216 * c-typeck.c (build_external_ref): Don't set TREE_INVARIANT.
3217 (build_c_cast): Don't set TREE_INVARIANT.
3218 (pop_init_level): Don't set TREE_INVARIANT.
3219 (c_objc_common_truthvalue_conversion): Don't set TREE_INVARIANT.
3220 * gimplify.c (gimplify_init_ctor_preeval): Add assertion, test
3222 (gimplify_init_constructor): Don't set TREE_INVARIANT.
3223 (gimplify_addr_expr): Adjust comment.
3224 * tree-mudflap.c (mf_build_string):
3225 * print-tree.c (print_node): Don't print TREE_INVARIANT.
3226 * tree-nested.c (convert_nonlocal_reference): Adjust comment.
3227 * c-common.c (fix_string_type): Don't set TREE_INVARIANT.
3228 * langhooks-def.h (lhd_expr_to_decl): Drop third parameter.
3229 * langhooks.c (lhd_expr_to_decl): Drop third parameter.
3230 * langhooks.h (struct lang_hooks): Drop third parameter from
3233 2008-04-23 Richard Guenther <rguenther@suse.de>
3235 PR tree-optimization/27799
3236 PR tree-optimization/32921
3237 PR tree-optimization/32624
3238 * tree-ssa-structalias.c (merge_smts_into): Only merge the
3239 SMTs aliases and the tag itself into the solution.
3240 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): Do not
3241 merge the points-to solution back into the SMT aliases.
3242 (may_alias_p): Use alias_set_subset_of instead of
3243 aliases_conflict_p. A pointer which points to
3244 memory with alias set zero may access any variable.
3246 2008-04-23 Richard Guenther <rguenther@suse.de>
3248 * alias.c (alias_set_subset_of): Correctly handle asking
3249 if zero is a subset of an alias set with zero child.
3250 * tree-ssa-alias.c (have_common_aliases_p): Simplify logic.
3251 (compute_flow_insensitive_aliasing): Correctly walk all
3252 pointers. Do not unnecessarily union sets.
3254 2008-04-23 Richard Guenther <rguenther@suse.de>
3257 * c-common.c (handle_alloc_size_attribute): Use type_num_arguments.
3259 2008-04-22 Tomas Bily <tbily@suse.cz>
3261 * tree-cfg.c (verify_expr): Check for NON_LVALUE_EXPR as
3263 * tree-vrp.c (extract_range_from_unary_expr): Removed unused
3265 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Likewise.
3266 * tree-ssa-structalias.c (get_constraint_for): Likewise.
3267 * tree-inline.c (estimate_num_insns_1): Likewise.
3268 * varasm.c (const_hash_1, compare_constant, copy_constant)
3269 (compute_reloc_for_constant, output_addressed_constants): Likewise.
3270 * emit-rtl.c (component_ref_for_mem_expr)
3271 (set_mem_attributes_minus_bitpos): Likewise.
3272 * expr.c (highest_pow2_factor, expand_expr_real_1, )
3273 (is_aligning_offset): Likewise.
3274 * dwarf2out.c (loc_descriptor_from_tree_1, add_bound_info): Likewise.
3275 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Likewise.
3276 * dojump.c (do_jump): Likewise.
3277 * builtins.c (get_pointer_alignment, get_memory_rtx)
3278 (integer_valued_real_p, fold_builtin_next_arg): Likewise.
3279 * tree-scalar-evolution.c (instantiate_parameters_1): Likewise.
3281 2008-04-23 Jakub Jelinek <jakub@redhat.com>
3283 PR rtl-optimization/36017
3284 * builtins.c (expand_errno_check): Clear CALL_EXPR_TAILCALL before
3285 expanding the library call.
3287 2008-04-22 Ian Lance Taylor <iant@google.com>
3289 * fold-const.c (pointer_may_wrap_p): Call int_size_in_bytes rather
3292 2008-04-22 Pat Haugen <pthaugen@us.ibm.com>
3294 * config/rs6000/rs6000.c (rs6000_register_move_cost): Increase cost
3295 of LR/CTR moves for Power6.
3297 2008-04-22 Kenneth Zadeck <zadeck@naturalbridge.com>
3300 * passes.c (init_optimization_passes): Remove
3301 pass_fast_rtl_byte_dce.
3303 2008-04-22 Uros Bizjak <ubizjak@gmail.com>
3306 * config/i386/xmmintrin.h (_mm_cvtpi16_ps): Rearrange calls to
3307 builtin functions to generate faster code.
3308 (_mm_cvtpu16_ps): Ditto.
3309 (_mm_cvtpi32x2_ps): Ditto.
3311 2008-04-22 Nick Clifton <nickc@redhat.com>
3313 * common.opt (ftree-loop-distribution): Add Optimization
3316 * config/frv/frv.c (frv_stack_info): Use crtl instead of cfun.
3317 (frv_expand_builtin_va_start): Likewise.
3319 * config/arm/arm.c (thumb_find_work_register): Fix location of
3320 argument register count.
3322 2008-04-22 Maxim Kuvyrkov <maxim@codesourcery.com>
3324 Support scheduling for ColdFire V1 and V3 microarchitecture.
3325 Improve scheduling of multiplication instructions.
3327 * config/m68k/m68k.md (cpu): Add cfv1 and cfv3. Rename cf_v2 to cfv1.
3328 (mac): New instruction attribute.
3329 * config/m68k/m68k.c (override_options): Handle cfv1, cfv3 and mac.
3330 (m68k_sched_mac): New variable.
3331 (m68k_sched_attr_type2, m68k_sched_md_init_global): Update.
3332 Handle cfv1 and cfv3.
3333 (max_insn_size): New static variable.
3334 (struct _sched_ib): New type.
3335 (sched_ib): New static variable.
3336 (sched_ib_size, sched_ib_filled, sched_ib_insn): Convert variables
3337 to fields of 'struct _sched_ib sched_ib'. Update all uses.
3338 (m68k_sched_variable_issue): Add modeling of cfv3 instruction buffer.
3340 (m68k_sched_md_init_global, m68k_sched_md_finish_global,
3341 m68k_sched_md_init, m68k_sched_md_finish): Handle cfv1 and cfv3. Init
3342 new variables. Update.
3343 (m68k_sched_dfa_pre_advance_cycle, m68k_sched_dfa_post_advance_cycle):
3344 Add modeling of cfv3 instruction buffer. Update.
3345 * config/m68k/m68k-protos.h (m68k_sched_mac): Declare.
3346 * config/m68k/m68k.h (TUNE_CFV3): New macro.
3347 * config/m68k/cf.md: Change substrings 'cf_v2' to 'cfv12' or 'cfv123'.
3348 (cf_* reservations): Rename to cfv12 or cfv123 to indicate cores
3349 a particular reservation applies to.
3350 (type2): Reorganize attribute values. Rename alu to alu_reg,
3351 alu_l to alu, move_l to omove. Join move to alu. Split mul
3353 (cf_ib_*): Simplify description of instruction buffer.
3354 (cf_ib_w0, cf_ib_w4, cf_ib_w5, cf_ib_w6): Remove.
3355 (cf_mem): Split into cf_mem1 and cf_mem2.
3356 (cf_v2_move_??): Rename to cfv12_alu_??.
3357 (cf_v2_move_l_??): Rename to cfv12_omove_??.
3358 (cf_v2_mul_??): Remove reservations.
3359 (cfv12_mul_l_??, cfv12_mul_w_??, cfv12_mac_w_??, cfv12_mac_l_??,
3360 cfv12_emac_??, cfv12_emac_w_i0): New reservations.
3361 (cfv12_rts, cfv12_call, cfv12_bcc, cfv12_bra, cfv12_jmp): Move to
3363 (cfv3_alu_10, cfv3_omove_10, cfv3_alu_i0, cfv3_omove_i0, cfv3_alu_01,
3364 cfv3_alu_0i, cfv3_alu_11, cfv3_omove_11, cfv3_alu_i1, cfv3_omove_i1,
3365 cfv3_alu_1i, cfv3_omove_1i, cfv3_pea_11, cfv3_pea_i1, cfv3_mul_w_10,
3366 cfv3_mul_l_10, cfv3_mul_w_i0, cfv3_mac_w_10, cfv3_mac_l_10,
3367 cfv3_mac_w_i0, cfv3_emac_10, cfv3_emac_w_i0, cfv3_rts, cfv3_call,
3368 cfv3_bcc, cfv3_bra, cfv3_jmp): New reservations.
3369 (cfv3_*_1, cfv3_*_2, cfv3_*_3): New instruction reservations that are
3370 expansions of the above reservations for instructions of sizes
3373 2008-04-22 Maxim Kuvyrkov <maxim@codesourcery.com>
3375 * rtl-factoring.c (collect_patterns_seqs): Handle CC0 targets.
3377 2008-04-21 Adam Nemet <anemet@caviumnetworks.com>
3379 * coverage.c: Include tree-pass.h.
3380 (coverage_counter_alloc): Print da_file_name to the dump file.
3382 2008-04-21 Kenneth Zadeck <zadeck@naturalbridge.com>
3384 * sbitmap.c (sbitmap_range_empty_p): New function.
3385 * sbitmap.h (sbitmap_range_empty_p): New function.
3386 * bitmap.h: Now includes obstack.h.
3388 2008-04-21 Richard Sandiford <rsandifo@nildram.co.uk>
3389 Kenneth Zadeck <zadeck@naturalbridge.com>
3391 * dbgcnt.def (ra_byte_scan): Added.
3392 * dbgcnt.c (dbg_cnt): Added code to print message to dump_file
3393 when the last hit happens for a counter.
3394 * timevar.def (TV_DF_BYTE_LR): New variable.
3395 * tree-pass.h (pass_fast_rtl_byte_dce): New pass.
3396 * passes.c (pass_fast_rtl_byte_dce): New pass.
3397 * fwprop.c (update_df): Added mode to call df_ref_create.
3398 Renamed DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
3399 DF_REF_EXTRACT_OFFSET.
3400 * df.h (DF_BYTE_LR, DF_BYTE_LR_BB_INFO, DF_BYTE_LR_IN,
3401 DF_BYTE_LR_OUT, df_byte_lr): New macro.
3403 (df_ref_extract): Added mode field.
3404 (DF_REF_WIDTH, DF_REF_OFFSET) Renamed to DF_REF_EXTRACT_WIDTH and
3405 DF_REF_EXTRACT_OFFSET.
3406 (DF_REF_EXTRACT_MODE): New macro.
3407 (df_byte_lr_bb_info): New structure.
3408 (df_print_byte_regset, df_compute_accessed_bytes,
3409 df_byte_lr_add_problem, df_byte_lr_get_regno_start,
3410 df_byte_lr_get_regno_len, df_byte_lr_simulate_defs,
3411 df_byte_lr_simulate_uses,
3412 df_byte_lr_simulate_artificial_refs_at_top,
3413 df_byte_lr_simulate_artificial_refs_at_end,
3414 df_compute_accessed_bytes): New function.
3415 (df_ref_create): Add parameter.
3416 (df_byte_lr_get_bb_info): New inline function.
3417 * df-scan.c (df_ref_record, df_uses_record,
3418 df_ref_create_structure): Added mode parameter.
3419 (df_ref_create, df_notes_rescan, df_ref_record, df_def_record_1,
3420 df_defs_record, df_uses_record, df_get_conditional_uses,
3421 df_get_call_refs, df_insn_refs_collect, df_bb_refs_collect,
3422 df_entry_block_defs_collect, df_exit_block_uses_collect):
3423 Added mode parameter to calls to df_ref_record, df_uses_record,
3424 df_ref_create_structure.
3425 (df_ref_equal_p, df_ref_compare): Added test for modes.
3426 (df_ref_create_structure): Added code to set mode. Renamed
3427 DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
3428 DF_REF_EXTRACT_OFFSET.
3429 * df-core.c (df_print_byte_regset): New function.
3430 * df-byte-scan.c: New file.
3431 * df-problems.c (df_rd_transfer_function): Removed unnecessary
3432 calls to BITMAP_FREE.
3433 (df_byte_lr_problem_data, df_problem problem_BYTE_LR): New structure.
3434 (df_byte_lr_get_regno_start, df_byte_lr_get_regno_len,
3435 df_byte_lr_set_bb_info, df_byte_lr_free_bb_info,
3436 df_byte_lr_check_regs, df_byte_lr_expand_bitmap,
3437 df_byte_lr_alloc, df_byte_lr_reset, df_byte_lr_bb_local_compute,
3438 df_byte_lr_local_compute, df_byte_lr_init,
3439 df_byte_lr_confluence_0, df_byte_lr_confluence_n,
3440 df_byte_lr_transfer_function, df_byte_lr_free,
3441 df_byte_lr_top_dump, df_byte_lr_bottom_dump,
3442 df_byte_lr_add_problem, df_byte_lr_simulate_defs,
3443 df_byte_lr_simulate_uses,
3444 df_byte_lr_simulate_artificial_refs_at_top,
3445 df_byte_lr_simulate_artificial_refs_at_end): New function.
3446 * dce.c (byte_dce_process_block): New function.
3447 (dce_process_block): au is now passed in rather than computed
3448 locally. Changed loops that look at artificial defs to not look
3449 for conditional or partial ones, because there never are any.
3450 (fast_dce): Now is able to drive byte_dce_process_block or
3451 dce_process_block depending on the kind of dce being done.
3452 (rest_of_handle_fast_dce): Add parameter to fast_dce.
3453 (rest_of_handle_fast_byte_dce): New function.
3454 (rtl_opt_pass pass_fast_rtl_byte_dce): New pass.
3455 * Makefile.in (df-byte-scan.o, debugcnt.o): Added dependencies.
3457 2008-04-21 Daniel Franke <franke.daniel@gmail.com>
3460 * gcc.h: Added fortran options that take arguments to
3461 DEFAULT_SWITCH_TAKES_ARG and DEFAULT_WORD_SWITCH_TAKES_ARG
3464 2008-04-20 Eric Botcazou <ebotcazou@adacore.com>
3466 * tree-sra.c (sra_walk_expr) <VIEW_CONVERT_EXPR>: Disable
3467 scalarization if on the LHS and not a full access.
3469 2008-04-20 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3471 * Makefile.in (s-gtyp-input): Remove tmp-gi.list before writing it.
3473 2008-04-18 Rafael Espindola <espindola@google.com>
3475 * tree-vrp.c (find_case_label_index): Fix the binary search.
3476 (find_case_label_range): New.
3477 (vrp_visit_switch_stmt): Use find_case_label_range.
3478 (simplify_switch_using_ranges): Use find_case_label_range.
3480 2008-04-18 Eric Botcazou <ebotcazou@adacore.com>
3482 * gimplify.c (gimplify_modify_expr_rhs) <COND_EXPR>: Gimplify the LHS
3483 using the is_gimple_lvalue predicate instead of is_gimple_min_lval.
3485 2008-04-18 Tom Tromey <tromey@redhat.com>
3488 * doc/cpp.texi (Implementation-defined behavior): Mention
3491 2008-04-18 Ian Lance Taylor <iant@google.com>
3493 * fold-const.c (pointer_may_wrap_p): New static function.
3494 (fold_comparison): Add another test for pointer overflow. Use
3495 pointer_may_wrap_p to disable some false positives.
3497 2008-04-18 Kris Van Hees <kris.van.hees@oracle.com>
3499 * c-common.c (CHAR16_TYPE, CHAR32_TYPE): New macros.
3500 (fname_as_string): Match updated cpp_interpret_string prototype.
3501 (fix_string_type): Support char16_t* and char32_t*.
3502 (c_common_nodes_and_builtins): Add char16_t and char32_t (and
3503 derivative) nodes. Register as builtin if C++0x.
3504 (c_parse_error): Support CPP_CHAR{16,32}.
3505 * c-common.h (RID_CHAR16, RID_CHAR32): New elements.
3506 (enum c_tree_index) <CTI_CHAR16_TYPE, CTI_SIGNED_CHAR16_TYPE,
3507 CTI_UNSIGNED_CHAR16_TYPE, CTI_CHAR32_TYPE, CTI_SIGNED_CHAR32_TYPE,
3508 CTI_UNSIGNED_CHAR32_TYPE, CTI_CHAR16_ARRAY_TYPE,
3509 CTI_CHAR32_ARRAY_TYPE>: New elements.
3510 (char16_type_node, signed_char16_type_node, unsigned_char16_type_node,
3511 char32_type_node, signed_char32_type_node, char16_array_type_node,
3512 char32_array_type_node): New defines.
3513 * c-lex.c (cb_ident): Match updated cpp_interpret_string prototype.
3514 (c_lex_with_flags): Support CPP_CHAR{16,32} and CPP_STRING{16,32}.
3515 (lex_string): Support CPP_STRING{16,32}, match updated
3516 cpp_interpret_string and cpp_interpret_string_notranslate prototypes.
3517 (lex_charconst): Support CPP_CHAR{16,32}.
3518 * c-parser.c (c_parser_postfix_expression): Support CPP_CHAR{16,32}
3519 and CPP_STRING{16,32}.
3521 2008-04-18 Paolo Bonzini <bonzini@gnu.org>
3524 * aclocal.m4: Regenerate.
3525 * configure: Regenerate.
3527 2008-04-18 Jan Hubicka <jh@suse.cz>
3529 * except.c (dw2_size_of_call_site_table,
3530 sjlj_size_of_call_site_table): Use vector API for call_site_record.
3532 * cgraphbuild.c (build_cgraph_edges): Update.
3533 * tree-pass.h: Update comment.
3534 * final.c (leaf_function_p): Update.
3535 (leaf_renumber_regs): Update.
3536 (rest_of_clean_state): Update.
3537 * omp-low.c (expand_omp_parallel): Update.
3538 * ipa-reference.c (analyze_function): Update.
3539 * reorg.c (find_end_label): Update.
3540 (optimize_skip): Update.
3541 (fill_simple_delay_slots): Update.
3542 (fill_simple_delay_slots): Update.
3543 (make_return_insns): Update.
3544 (dbr_schedule): Update.
3545 * gimple-low.c (record_vars_into): Update.
3546 * cfgbuild.c (make_edges): Update.
3547 * function.c (assign_stack_local): Update.
3548 (assign_parm_adjust_stack_rtl): Update.
3549 (locate_and_pad_parm): Update.
3550 (allocate_struct_function): Do not initialize stack_alignment_needed
3551 and preferred_stack_boundary here.
3552 (stack_protect_prologue): Update.
3553 (stack_protect_epilogue): Update.
3554 (expand_function_start): Initialize stack_alignment_needed,
3555 preferred_stack_boundary and max_jumptable_ents.
3556 (expand_function_end): Update.
3557 (free_after_compilation): Do not NULLify epilogue_delay_list.
3558 * function.h (struct rtl_data): Add stack_protect_guard,
3559 stack_alignment_needed,
3560 preferred_stack_boundary, epilogue_delay_list.
3561 (struct function): Remove value_histograms, stack_alignment_needed,
3562 preferred_stack_boundary, epilogue_delay_list, max_jumptable_ents,
3564 unexpanded_var_list, stack_protect_guard.
3565 (current_function_epilogue_delay_list): Remove.
3566 * ipa-type-escape.c (analyze_function): Update.
3567 * gimplify.c (pop_gimplify_context): Update comment.
3568 * calls.c (expand_call): Update.
3569 (emit_library_call_value_1): Update.
3570 * except.c (set_nothrow_function_flags): Update.
3571 * cfgexpand.c (get_decl_align_unit): Update.
3572 (create_stack_guard): Update.
3573 (estimated_stack_frame_size): Update.
3574 (expand_used_vars): Update.
3575 (tree_expand_cfg): Free histogram earliers, init expansion variables.
3576 * explow.c (allocate_dynamic_stack_space): Update.
3577 * tree-ssa-live.c (remove_unused_locals): Update.
3578 * varasm.c (mark_constant_pool): Update.
3579 * tree-inline.c (remap_decls): Update.
3580 (initialize_cfun): Update.
3581 (declare_return_variable): Update.
3582 (inline_forbidden_p): Update.
3583 (expand_call_inline): Update.
3584 (declare_inline_vars): Update.
3585 (tree_function_versioning): Update.
3586 * tree-flow.h (value_histograms): New.
3587 (VALUE_HISTOGRAMS): New macro.
3588 * basic-block.h (control_flow_graph): Add max_jumptable_ents,
3590 * tree-cfg.c (set_bb_for_stmt): Update.
3591 (replace_by_duplicate_decl): Update.
3592 (move_block_to_fn): Update.
3593 (new_label_mapper): Update.
3594 (dump_function_to_file): Update.
3595 * ipa-struct-reorg.c (build_data_structure): Update.
3596 * cfgrtl.c (print_rtl_with_bb): Update.
3597 * reload1.c (reload): Update.
3599 * config/i386/i386.c (setup_incoming_varargs_64,
3600 ix86_compute_frame_layout): Update.
3601 * config/arc/arc.c (arc_output_function_epilogue): Update.
3603 2008-04-18 Marius Strobl <marius@FreeBSD.org>
3605 * gthr-posix.h (__gthread_active_p): Use the Solaris implementation
3606 for FreeBSD as well.
3607 * gthr-posix95.h: Likewise.
3609 2008-04-17 Richard Sandiford <rsandifo@nildram.co.uk>
3611 PR rtl-optimization/35838
3612 * dse.c (find_shift_sequence): Use subreg_lowpart_offset to work
3613 out the byte offset of the first subreg.
3615 2008-04-17 Uros Bizjak <ubizjak@gmail.com>
3617 * config/i386/i386.md (addti3 splitter): Pass arrays of 3 operands
3618 to split_ti instead of three separate calls with single member arrays.
3619 (subti3 splitter): Ditto.
3620 (adddi3 splitter): Ditto with split_di.
3621 (subdi3 splitter): Ditto.
3622 (negti2 splitter): Pass arrays of 2 operands to split_ti instead of
3623 two separate calls with single member arrays. Swap match_dup
3624 operands 1 and 2 to better fit into the array.
3625 (negdi2 splitter): Ditto with split_di.
3626 (movdfcc splitter): Pass arrays of 2 operands to split_di instead of
3627 two separate calls with single member arrays. Swap match_dup operands
3628 6 and 7 to better fit into the array.
3630 2008-04-17 H.J. Lu <hongjiu.lu@intel.com>
3632 * config/i386/i386.c (sse_builtin_type): New.
3633 (bdesc_sse_args): Likewise.
3634 (bdesc_sse_3arg): Removed.
3635 (bdesc_2arg): Remove IX86_BUILTIN_AESKEYGENASSIST128.
3636 (bdesc_1arg): Remove IX86_BUILTIN_ROUNDPD and
3637 IX86_BUILTIN_ROUNDPS.
3638 (ix86_init_mmx_sse_builtins): Handle bdesc_sse_args. Remove
3639 bdesc_sse_3arg. Remove IX86_BUILTIN_ROUNDPD and
3640 IX86_BUILTIN_ROUNDPS.
3641 (ix86_expand_sse_4_operands_builtin): Removed.
3642 (ix86_expand_sse_operands_builtin): New.
3643 (ix86_expand_unop_builtin): Remove CODE_FOR_sse4_1_roundpd
3644 and CODE_FOR_sse4_1_roundps.
3645 (ix86_expand_builtin): Remove IX86_BUILTIN_AESKEYGENASSIST128.
3646 Handle bdesc_sse_args. Remove bdesc_sse_3arg.
3648 2008-04-17 Alan Modra <amodra@bigpond.net.au>
3651 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Restore vr and vrsave
3652 regs before frame pop when needed. If use_backchain_to_restore_sp
3653 then load backchain into a temp reg to restore vr and vrsave. Add
3654 code to restore vr after frame pop if possible.
3656 2008-04-17 Richard Guenther <rguenther@suse.de>
3658 * tree-vn.c (expressions_equal_p): Do not check type
3659 equality or compatibility before calling operand_equal_p.
3660 * fold-const.c (operand_equal_p): Check equivalence of
3661 integer constants before bailing out due to signedness or
3662 precision differences.
3663 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Ignore
3664 spurious differences in type qualification. Ignore types
3665 for COMPONENT_REFs at all.
3667 2008-04-17 Christian Bruel <christian.bruel@st.com>
3669 * config/sh/sh.c (expand_cbranchdi4): Use original operands for
3670 msw_skip comparison.
3672 2008-04-16 Jakub Jelinek <jakub@redhat.com>
3675 * tree-nrv.c (tree_nrv): Don't optimize if result_type is GIMPLE
3678 PR tree-optimization/35899
3679 * tree-inline.c (expand_call_inline): Use GIMPLE_STMT_OPERAND
3680 rather than TREE_OPERAND.
3682 2008-04-16 Uros Bizjak <ubizjak@gmail.com>
3685 * config/i386/i386.md (fmodxf3): Copy operand 1 and operand 2 into
3686 temporary registers. Change operand predicate to general_operand.
3687 (remainderxf3): Ditto.
3689 2008-04-16 Richard Guenther <rguenther@suse.de>
3691 * Makefile.in (tree-affine.o): Add $(FLAGS_H) dependency.
3692 * tree-affine.c (aff_combination_expand): Look through some
3695 2008-04-15 Doug Kwan <dougkwan@google.com>
3697 * dwarf2asm.c (dw2_assemble_integer): Cast to unsigned HOST_WIDE_INT
3699 * tree-pretty-print.c (dump_generic_node): Ditto.
3700 * final.c (output_addr_const): Ditto.
3701 * dwarf2out.c (output_cfi): Ditto.
3702 * c-pretty-print.c (pp_c_integer_constant): Ditto.
3703 * print-rtl.c (print_rtx): Ditto.
3704 * print-tree.c (print_node_brief, print_node): Ditto.
3705 * c-common.c (match_case_to_enum_1): Ditto.
3706 * sched-vis.c (print_value): Ditto.
3707 * config/i386/i386.c (print_operand): Cast to long unsigned int
3710 2008-04-15 Danny Smith <dannysmith@users.sourceforge.net>
3711 * libgcc2.c [L_trampoline]: Remove unnecessary prototype for
3712 MS Windows VirtualProtect function.
3714 2008-04-15 Jan Hubicka <jh@suse.cz>
3716 * gengtype.c (write_root): Param_is argument is OK.
3717 * expr.c (expand_expr_real_1): Update call of get_exception_*.
3718 * function.h: Include varray.h
3719 (rtl_eh): New stucture based on except.c one.
3720 (call_site_record): New forward declaration and vector type.
3721 * calls.c (emit_call_1): Do not call
3722 note_current_region_may_contain_throw.
3723 * except.c (eh_status): Remove cur_region, try_region since they are
3725 Move filter, exc_ptr, ttype_data, ehspec_data, action_record_data and
3726 exception_handler_label_map, ehr_stackadj, ehr_handler, ehr_label,
3727 sjlj_fc, sjlj_exit_after to rth_eh in function.h.
3728 Remove call_site_data_used, call_site_data_size.
3729 Turn call_site_record into vector in function.h.
3730 (note_current_region_may_contain_throw): Remove.
3731 (get_exception_pointer, get_exception_filter): Do not take struct
3732 function argument; update.
3733 (add_ehl_entry, find_exception_handler_labels, ehspec_filter_hash,
3734 add_ttypes_entry, add_ehspec_entry, assign_filter_values,
3735 build_post_landing_pads, dw2_build_landing_pads,
3736 sjlj_assign_call_site_values, sjlj_mark_call_sites,
3737 sjlj_emit_function_enter, sjlj_emit_function_enter,
3738 sjlj_emit_function_exit, sjlj_emit_dispatch_table,
3739 sjlj_build_landing_pads, finish_eh_generation,
3740 remove_exception_handler_label, remove_eh_handler,
3741 maybe_remove_eh_handler, add_reachable_handler,
3742 reachable_handlers, expand_builtin_eh_return, expand_eh_return,
3743 add_action_record, collect_one_action_chain, add_call_site,
3744 convert_to_eh_region_ranges, sjlj_size_of_call_site_table,
3745 sjlj_output_call_site_table, output_function_exception_table,
3746 * except.h (note_current_region_may_contain_throw): Remove
3747 (get_exception_pointer, get_exception_filter): Do not take struct
3749 * Makefile.in (GTFILES): Put varargs before struct function.
3751 2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
3753 * tree-ssa-structalias.c (get_constraint_for_component_ref): Do not
3754 punt for STRING_CST.
3755 (get_constraint_for): Deal with STRING_CST here instead.
3757 2008-04-15 Richard Guenther <rguenther@suse.de>
3759 * tree-ssa-propagate.c (substitute_and_fold): Substitute
3760 statements in a basic-block with a backward walk. Do not
3761 substitute into dead statements but instead remove those.
3763 2008-04-15 Richard Guenther <rguenther@suse.de>
3765 * params.def (PARAM_MAX_FIELDS_FOR_FIELD_SENSITIVE): Set default
3766 to zero, thus disable creation of SFTs.
3768 2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
3770 * tree-predcom.c (suitable_reference_p): Return false if the
3771 reference can throw.
3773 2008-04-15 Jakub Jelinek <jakub@redhat.com>
3776 * c-decl.c (finish_decl): If extern or static var has variable
3777 size, set TREE_TYPE (decl) to error_mark_node.
3779 2008-04-15 Rafael Espindola <espindola@google.com>
3781 * fold-const.c (tree_call_nonnegative_warnv_p): Remove local
3784 2008-04-15 Richard Guenther <rguenther@suse.de>
3786 * tree-ssa-sccvn.h (vn_reference_lookup): Adjust prototype.
3787 * tree-ssa-sccvn.c (vn_reference_lookup): New parameter maywalk.
3788 (visit_reference_op_load): Do walk vuse-vdef chains on
3789 vn_reference_lookup.
3790 (visit_reference_op_store): But do not here.
3791 * tree-vn.c (vn_lookup): Do not walk vuse-vdef chains on
3792 vn_reference_lookup.
3793 (vn_lookup_with_vuses): But do so here.
3795 2008-04-14 Ian Lance Taylor <iant@google.com>
3797 * fold-const.c (fold_overflow_warning): Remove assertion.
3799 2008-04-15 Ben Elliston <bje@au.ibm.com>
3801 * config/alpha/alpha.c (alpha_initialize_trampoline): Remove temp,
3802 temp1 local variables.
3804 2008-04-15 Zuxy Meng <zuxy.meng@gmail.com>
3807 * config/i386/winnt.c (i386_pe_section_type_flags): Mark
3808 ".text.unlikely" section as executable.
3810 2008-04-14 James E. Wilson <wilson@tuliptree.org>
3812 * config/ia64/ia64.c (rtx_needs_barrier): Handle
3813 UNSPEC_FR_SQRT_RECIP_APPROX_RES.
3814 * config/ia64/ia64.c (UNSPEC_FR_SQRT_RECIP_APPROX_RES): Define.
3815 (divsi3_internal, divdi3_internal_lat, divdi3_internal_thr,
3816 divsf3_internal_lat, sqrt_approx, sqrtsf2_internal_thr,
3817 divdf3_internal_lat, sqrtdf2_internal_thr, divxf3_internal_lat,
3818 divxf3_internal_thr, sqrtxf2_internal_thr, recip_approx): Use it.
3820 2008-04-14 Ian Lance Taylor <iant@google.com>
3822 * flags.h (POINTER_TYPE_OVERFLOW_UNDEFINED): Define.
3823 * fold-const.c (fold_comparison): If appropriate, test
3824 POINTER_TYPE_OVERFLOW_UNDEFINED, and issue an overflow warning.
3825 (fold_binary): Test POINTER_TYPE_OVERFLOW_UNDEFINED when
3826 reassociating a pointer type.
3827 * doc/invoke.texi (Optimize Options): Document that
3828 -fstrict-overflow applies to pointer wraparound.
3830 2008-04-13 Jan Hubicka <jh@suse.cz>
3832 * m32.c (m32c_pushm_popm): Use crtl->retrun_rtx.
3834 2008-04-12 Andrew Pinski <pinskia@gmail.com>
3836 * config/rs6000/rs6000.c (compute_save_world_info): Set lr_save_p if
3837 we are going to "save the world".
3839 2008-04-13 Hans-Peter Nilsson <hp@axis.com>
3841 * config/cris/cris.md ("*andhi_lowpart_non_v32", "*andhi_lowpart_v32")
3842 ("*andqi_lowpart_non_v32", "*andqi_lowpart_v32"): Use "+" for the
3843 operand 0 constraint, not "=".
3845 2008-04-11 James E. Wilson <wilson@tuliptree.org>
3847 * system.h: Change ASSERT_CHECKING to ENABLE_ASSERT_CHECKING.
3849 2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
3851 * dse.c (record_store): Use HOST_BITS_PER_WIDE_INT instead
3852 of size of positions_needed * CHAR_BIT.
3854 2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
3857 * dse.c (store_info): Change positions_needed to unsigned
3859 (lowpart_bitmask): New.
3860 (record_store): Cast to unsigned HOST_WIDE_INT for
3861 positions_needed. Assert width <= size of positions_needed *
3862 CHAR_BIT. Call lowpart_bitmask to initialize positions_needed.
3863 (check_mem_read_rtx): Use unsigned HOST_WIDE_INT on mask. Call
3864 lowpart_bitmask to set mask.
3866 2008-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
3868 * config/bfin/constraints.md: New file.
3869 * config/bfin/bfin.md: Include it.
3870 (adddi3): Use satisfies_constraint functions instead of the old macros.
3871 * config/bfin/bfin.h (REG_CLASS_FROM_LETTER, CONSTRAINT_LEN,
3872 CONST_18UBIT_IMM_P, CONST_16BIT_IMM_P, CONST_16UBIT_IMM_P,
3873 CONST_7BIT_IMM_P, CONST_7NBIT_IMM_P, CONST_5UBIT_IMM_P,
3874 CONST_4BIT_IMM_P, CONST_4UBIT_IMM_P, CONST_3BIT_IMM_P,
3875 CONST_3UBIT_IMM_P, CONST_OK_FOR_K, CONST_OK_FOR_P, CONST_OK_FOR_M,
3876 CONST_OK_FOR_CONSTRAINT_P, CONST_DOUBLE_OK_FOR_LETTER,
3877 EXTRA_CONSTRAINT): Delete.
3878 * config/bfin/predicates.md (highbits_operand, reg_or_7bit_operand,
3879 reg_or_neg7bit_operand): Use satisfies_constraint functions instead
3881 * config/bfin/bfin.c: Include "tm-constrs.h".
3882 (bfin_secondary_reload, split_load_immediate, bfin_rtx_costs):
3883 Use satisfies_constraint functions instead of the old macros.
3884 * doc/md.texi (Blackfin Constraints): Update file name reference.
3886 2008-04-11 Richard Guenther <rguenther@suse.de>
3888 PR tree-optimization/35869
3889 * tree-vrp.c (execute_vrp): Move switch statement update after
3890 jump threading. Schedule another cfg cleanup run.
3892 2008-04-11 Volker Reichelt <v.reichelt@netcologne.de>
3895 * attribs.c (decl_attributes): Return early on errorneous node.
3897 2008-04-10 Oleg Ryjkov <olegr@google.com>
3899 * tree.h (struct tree_base): Added a new flag default_def_flag.
3900 (SSA_NAME_IS_DEFAULT_DEF): Changed to use the new flag.
3902 2008-04-11 Kaz Kojima <kkojima@gcc.gnu.org>
3904 * config.gcc (need_64bit_hwint): Need 64bit hwint for sh-*-*.
3906 2008-04-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3909 * pa.md: Define mode iterator P. Define mode attribute dwc.
3910 (dcacheflush): Update pattern to use iterator P and attribute dwc.
3911 (icacheflush): Likewise.
3912 * pa.h (INITIALIZE_TRAMPOLINE): Use dcacheflushsi/icacheflushsi if
3913 !TARGET_64BIT, and dcacheflushdi/icacheflushdi if TARGET_64BIT.
3915 2008-04-11 Ben Elliston <bje@au.ibm.com>
3917 * config/spu/spu.c (spu_init_builtins): Mark builtins as nothrow.
3919 2008-04-10 Rafael Espindola <espindola@google.com>
3921 * tree-vrp.c (extract_range_from_binary_expr): Don't handle
3922 TRUTH_ANDIF_EXPR or TRUTH_ORIF_EXPR.
3923 (extract_range_from_expr): The same.
3925 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
3927 * config/mips/mips.md (GPR2): New mode iterator.
3929 (*seq_<mode>, *seq_<mode>_mips16, *sne_<mode>, *sgt<u>_<mode>,
3930 *sgt<u>_<mode>_mips16, *sge<u>_<mode>, *slt<u>_<mode>,
3931 *slt<u>_<mode>_mips16 *sle<u>_<mode>, *sle<u>_<mode>_mips16):
3932 Rewrite these to take two modes, the mode of comparison and the
3933 mode of the destination.
3934 * config/mips/mips.c (mips_expand_scc): Instead of having
3935 paradoxical subreg as destination, expand "narrowing" scc if mode
3936 of comparison is SI and target is requested in DI mode.
3937 (mips_emit_int_order_test): Update comment. Make mode of
3938 comparison match CMP0 rather than TARGET. When creating inverse
3939 target use mode of TARGET.
3941 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
3943 * gcov-dump.c (tag_summary): Only print summaries for the first
3944 GCOV_COUNTERS_SUMMABLE counters.
3946 2008-04-10 Uros Bizjak <ubizjak@gmail.com>
3948 * config/i386/i386.md (absneg): New code iterator.
3949 (absnegprefix): New code attribute.
3950 (<code><mode>2): Macroize expander from abs<mode>2 and neg<mode>2
3951 patterns using absneg code iterator.
3952 (<code>tf2): Macroize expander from abstf2 and negtf2 patterns
3953 using absneg code iterator.
3954 (*<code><mode>2_1): Macroize insn pattern from *abs<mode>2_1 and
3955 *neg<mode>2 patterns using absneg code iterator.
3956 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
3957 *negextendsfdf2 patterns using absneg code iterator.
3958 (*<code>extendsfxf2): Macroize insn pattern from *absextendsfxf2 and
3959 *negextendsfxf2 patterns using absneg code iterator.
3960 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
3961 *negextendsfdf2 patterns using absneg code iterator.
3962 * config/i386/sse.md (<code><mode>2): Macroize expander from
3963 abs<mode>2 and neg<mode>2 patterns using absneg code iterator.
3965 2008-04-10 Andreas Krebbel <krebbel1@de.ibm.com>
3967 * config/s390/s390.h: Remove the remains of the recent search
3968 & replace action of current_function_outgoing_args_size.
3970 2008-04-10 Ira Rosen <irar@il.ibm.com>
3972 PR tree-optimization/35821
3973 * tree-vect-transform.c (vect_create_data_ref_ptr): Add check that
3974 NEW_STMT_LIST is not NULL.
3976 2008-04-09 David Edelsohn <edelsohn@gnu.org>
3979 * toplev.c (process_options): Remove -ffunction-sections debugging
3982 2008-04-09 Peter Bergner <bergner@vnet.ibm.com>
3984 PR middle-end/PR28690
3985 * explow.c (break_out_memory_refs): Use simplify_gen_binary rather
3986 than gen_rtx_fmt_ee to perform more canonicalizations.
3988 2008-04-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3991 * collect2.c (write_c_file): Don't wrap in "#ifdef __cplusplus".
3993 2008-04-09 Richard Guenther <rguenther@suse.de>
3995 * tree-cfg.c (verify_stmt): Print complete bogus stmt.
3996 (dump_function_to_file): Dump function arguments with types.
3998 2008-04-08 Richard Guenther <rguenther@suse.de>
4000 * fold-const.c (fold_widened_comparison): Do not allow
4001 sign-changes that change the result.
4003 2008-04-08 Janis Johnson <janis187@us.ibm.com>
4006 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle additional
4007 kinds of indirect references.
4009 2008-04-08 David Edelsohn <edelsohn@gnu.org>
4011 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Update
4012 GNU Fortran language string.
4014 2008-04-08 Rafael Espindola <espindola@google.com>
4016 * fold-canst.c (tree_call_nonnegative_warnv_p): New.
4017 (tree_invalid_nonnegative_warnv_p): Use tree_call_nonnegative_warnv_p.
4018 * tree.h (tree_call_nonnegative_warnv_p): New.
4020 2008-04-08 Jan Hubicka <jh@suse.cz>
4022 * function.c (free_after_compilation): Clear out regno_reg_rtx
4025 2008-04-08 Peter Bergner <bergner@vnet.ibm.com>
4028 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
4030 PR middle-end/PR28690
4031 * rtlanal.c: (commutative_operand_precedence): Give SYMBOL_REF's the
4032 same precedence as REG_POINTER and MEM_POINTER operands.
4034 2008-04-08 Richard Guenther <rguenther@suse.de>
4037 * tree-ssa-address.c (create_mem_ref): Use POINTER_PLUS_EXPR
4038 for adding index to base.
4040 2008-04-08 Kai Tietz <kai.tietz@onevision.com>
4042 * config/i386/mingw32.h (ENABLE_EXECUTE_STACK): New.
4043 (MINGW_ENABLE_EXECUTE_STACK): New.
4044 (IN_LIBGCC2): For libgcc include windows.h file for
4045 function declarations.
4047 2008-04-08 Hans-Peter Nilsson <hp@axis.com>
4049 * config/cris/cris.c (cris_address_cost): For a PLUS, swap tem1
4050 and tem2 if tem1 is not a REG or MULT.
4052 2008-04-08 Jan Hubicka <jh@suse.cz>
4054 * function.h (incomming_args): Break out of struct function.
4055 (function_subsections): Break out of struct function.
4056 (rtl_data): Add args, subsections fields. Break out outgoing_args_size,
4057 return_rtx and hard_reg_initial_vals from struct function.
4058 Kill inl_max_label_num.
4059 (current_function_pops_args, current_function_args_info,
4060 current_function_args_size, current_function_args_size,
4061 current_function_pretend_args_size,
4062 current_function_outgoing_args_size,
4063 current_function_internal_arg_pointer, current_function_return_rtx):
4064 Kill compatibility accestor macros.
4065 * builtins.c (expand_builtin_apply_args_1): Update.
4066 (expand_builtin_next_arg): Update.
4067 * df-scan.c (df_get_call_refs): Update.
4068 * dbxout.c (dbxout_function_end): Update.
4069 * dwarf2out.c (dwarf2out_switch_text_section): Update.
4070 (output_line_info): Update.
4071 (secname_for_decl): Update.
4072 (dwarf2out_var_location): Update.
4073 * function.c (free_after_compilation): Update.
4074 (assign_parm_find_stack_rtl): Update.
4075 (assign_parms): Update.
4076 (expand_dummy_function_end): Update.
4077 (expand_function_end): Update.
4078 * calls.c (mem_overlaps_already_clobbered_arg_p): Update.
4079 (expand_call): Update.
4080 (emit_library_call_value_1): Update.
4081 (store_one_arg): Update.
4082 * varasm.c (initialize_cold_section_name): Update.
4083 (unlikely_text_section): Update.
4084 (unlikely_text_section_p): Update.
4085 (assemble_start_function): Update.
4086 (assemble_end_function): Update.
4087 (default_section_type_flags): Update.
4088 (switch_to_section): Update.
4089 * integrate.c (set_decl_abstract_flags): Update.
4090 (get_hard_reg_initial_val): Update.
4091 (has_hard_reg_initial_val): Update.
4092 (allocate_initial_values): Update.
4093 * resource.c (init_resource_info): Update.
4094 * config/alpha/alpha.c (NUM_ARGS): Update.
4095 (direct_return): Update.
4096 (alpha_va_start): Update.
4097 (alpha_sa_size): Update.
4098 (alpha_initial_elimination_offset): Update.
4099 (alpha_expand_prologue): Update.
4100 (alpha_start_function): Update.
4101 (alpha_expand_epilogue): Update.
4102 (unicosmk_initial_elimination_offset):
4103 * config/alpha/alpha.md (call expander): Update.
4104 * config/s390/s390.c (s390_register_info): Update.
4105 (s390_register_info): Update.
4106 (s390_frame_info): Update.
4107 (s390_initial_elimination_offset): Update.
4108 (s390_build_builtin_va_list): Update.
4109 (s390_va_start): Update.
4110 * config/spu/spu.c (direct_return): Update.
4111 (spu_expand_prologue): Update.
4112 (spu_initial_elimination_offset): Update.
4113 (spu_build_builtin_va_list): Update.
4114 (spu_va_start): Update.
4115 * config/sparc/sparc.c (sparc_init_modes): Update.
4116 (sparc_compute_frame_size): Update.
4117 (function_value): Update.
4118 * config/m32r/m32r.c (m32r_compute_frame_size): Update.
4119 * config/i386/i386.md (return expander): Update.
4120 * config/i386/i386.c (ix86_va_start): Update.
4121 (ix86_can_use_return_insn_p): Update.
4122 (ix86_compute_frame_layout): Update.
4123 (ix86_expand_epilogue): Update.
4124 * config/sh/sh.c (output_stack_adjust): Update.
4125 (calc_live_regs): Update.
4126 (sh_expand_prologue): Update.
4127 (sh_builtin_saveregs): Update.
4128 (sh_va_start): Update.
4129 (initial_elimination_offset): Update.
4130 (sh_allocate_initial_value): Update.
4131 (sh_function_ok_for_sibcall): Update.
4132 (sh_get_pr_initial_val): Update.
4133 * config/sh/sh.md (return expander): Update.
4134 * config/avr/avr.c (frame_pointer_required_p): UPdate.
4135 * config/crx/crx.c (crx_compute_frame): UPdate.
4136 (crx_initial_elimination_offset): UPdate.
4137 * config/xtensa/xtensa.c (compute_frame_size): Update
4138 (xtensa_builtin_saveregs): Update.
4139 (xtensa_va_start): Update.
4140 (order_regs_for_local_alloc): Update.
4141 * config/stormy16/stormy16.c (xstormy16_compute_stack_layout): Update.
4142 (xstormy16_expand_builtin_va_start): Update.
4143 * config/fr30/fr30.c (fr30_compute_frame_size): Update.
4144 * config/m68hc11/m68hc11.md (return expanders): Update.
4145 * config/m68hc11/m68hc11.c (expand_prologue): Update.
4146 (expand_epilogue): Update.
4147 * config/cris/cris.c (cris_initial_frame_pointer_offset): Update.
4148 (cris_simple_epilogue): Update.
4149 (cris_expand_prologue): Update.
4150 (cris_expand_epilogue): Update.
4151 * config/iq2000/iq2000.c (iq2000_va_start): Update.
4152 (compute_frame_size): Update.
4153 * config/mt/mt.c (mt_compute_frame_size): Update.
4154 * config/mn10300/mn10300.c (expand_prologue): Update.
4155 (expand_epilogue): Update.
4156 (initial_offset): Update.
4157 (mn10300_builtin_saveregs):
4158 * config/mn10300/mn10300.md (return expander): Update.
4159 * config/ia64/ia64.c (ia64_compute_frame_size): Update.
4160 (ia64_initial_elimination_offset): Update.
4161 (ia64_initial_elimination_offset): Update.
4162 (ia64_expand_prologue): Update.
4163 * config/m68k/m68k.md (return expander): Update.
4164 * config/rs6000/rs6000.c (rs6000_va_start): Update.
4165 (rs6000_stack_info): Update.
4166 * config/mcore/mcore.c (layout_mcore_frame): Update.
4167 (mcore_expand_prolog): Update.
4168 * config/arc/arc.c (arc_compute_frame_size): Update.
4169 * config/score/score3.c (score3_compute_frame_size): Update.
4170 * config/score/score7.c (score7_compute_frame_size): Update.
4171 * config/arm/arm.c (use_return_insn): Update.
4172 (thumb_find_work_register): Update.
4173 (arm_compute_save_reg_mask): Update.
4174 (arm_output_function_prologue): Update.
4175 (arm_output_epilogue): Update.
4176 (arm_size_return_regs): Update.
4177 (arm_get_frame_offsets): Update.
4178 (arm_expand_prologue): Update.
4179 (thumb_exit): Update.
4180 (thumb_unexpanded_epilogue): Update.
4181 (thumb1_output_function_prologue): Update.
4182 * config/pa/pa.md (return expander): Update.
4183 * config/pa/pa.c (compute_frame_size): Update.
4184 (hppa_builtin_saveregs): Update.
4185 * config/mips/mips.c (mips_va_start): Update.
4186 (mips16_build_function_stub): Update.
4187 (mips_compute_frame_info): Update.
4188 (mips_restore_gp): Update.
4189 (mips_output_function_prologue): Update.
4190 (mips_expand_prologue): Update.
4191 * config/v850/v850.c (compute_frame_size): Update.
4192 (expand_prologue): * config/mmix/mmix.c (along): update.
4193 (mmix_initial_elimination_offset): update.
4194 (mmix_reorg): update.
4195 (mmix_use_simple_return): update.
4196 (mmix_expand_prologue): update.
4197 (mmix_expand_epilogue): Update.
4198 * config/bfin/bfin.c (bfin_initial_elimination_offset): Update.
4199 (emit_link_insn): Update.
4201 2008-04-08 Anatoly Sokolov <aesok@post.ru>
4203 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Define
4204 __AVR_HAVE_EIJMP_EICALL__ macro if device have EIJMP and EICALL
4206 * config/avr/avr.c (avr_mcu_types): Set AVR31 architecture for
4209 2008-04-07 Jan Hubicka <jh@suse.cz>
4211 * function.h (rtl): Rename to x_rtl.
4213 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
4214 frame_offset, stack_check_probe_note, arg_pointer_save_area,
4215 used_temp_slots avail_temp_slots, temp_slot_level,
4216 nonlocal_goto_handler_labels): Update accesstors.
4217 (rtl): New global variable.
4218 (struct function): Move some fileds to rtl_data.
4219 (get_arg_pointer_save_area): Update prototype.
4220 * builtins.c (expand_builtin_setjmp_receiver): Update call of
4221 get_arg_pointer_save_area.
4222 * expr.c (init_expr): Update
4223 * function.c (get_frame_size): Update
4224 (assign_stack_local): Update
4225 (expand_function_end): Update.
4226 (get_art_pointer_save_area): Update
4228 * emit-rtl.c (rtl): Declare.
4229 (regno_reg_rtx): Declare.
4230 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
4232 (gen_reg_rtx): Update.
4233 * varasm.c (n_deferred_constatns): Update accestor.
4234 (init_varasm_status): Do not allocate varasm_status.
4235 (force_const_mem, get_pool_size, output_constant_pool): Update.
4236 * stmt.c (force_label_rtx): Do not use x_ prefixes.
4237 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
4238 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Update.
4239 * sparc/sparc.h (INIT_EXPANDERS): Update.
4240 * ia64/ia64.h (INIT_EXPANDERS): Update.
4242 2008-04-07 James E. Wilson <wilson@tuliptree.org>
4244 * reload.c (push_secondary_reload): Add missing break to for loop.
4246 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
4248 PR middle-end/PR28690
4249 * rtlanal.c: Update copyright years.
4250 (commutative_operand_precedence): Give SYMBOL_REF's the same precedence
4251 as REG_POINTER and MEM_POINTER operands.
4252 * emit-rtl.c (gen_reg_rtx_and_attrs): New function.
4253 (set_reg_attrs_from_value): Call mark_reg_pointer as appropriate.
4254 * rtl.h (gen_reg_rtx_and_attrs): Add prototype for new function.
4255 * gcse.c: Update copyright years.
4256 (pre_delete): Call gen_reg_rtx_and_attrs.
4257 (hoist_code): Likewise.
4258 (build_store_vectors): Likewise.
4259 (delete_store): Likewise.
4260 * loop-invariant.c (move_invariant_reg): Likewise.
4261 Update copyright years.
4263 2008-04-07 Uros Bizjak <ubizjak@gmail.com>
4265 * config/i386/i386.md ("*sse_prologue_save_insn"): Use braced output
4266 control string instead of quoted.
4268 2008-04-07 Kenneth Zadeck <zadeck@naturalbridge.com>
4270 * doc/rtl.texi: Rewrite of subreg section.
4272 2008-04-07 Kai Tietz <kai.tietz@onevision.com>
4275 * config/i386/i386.c (legitimize_pic_address): Add treating
4276 of dllimport SYM_REF's.
4277 (legitimize_dllimport_symbol): Add prototype.
4279 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
4281 * fold-const.c (fold) <ARRAY_REF>: New case. Try to fold constant
4282 reference in constructor with non self-referential type.
4284 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
4286 Removal of Return with Depressed Stack Pointer support
4287 * tree.h (TYPE_RETURNS_STACK_DEPRESSED): Delete.
4288 (ECF_SP_DEPRESSED): Likewise.
4289 (ECF_LIBCALL_BLOCK, ECF_NOVOPS): Adjust.
4290 * calls.c (emit_call_1): Do not test ECF_SP_DEPRESSED.
4291 (flags_from_decl_or_type): Do not test TYPE_RETURNS_STACK_DEPRESSED.
4292 (expand_call): Do not test ECF_SP_DEPRESSED.
4293 * dse.c (dse_step0): Do not test TYPE_RETURNS_STACK_DEPRESSED.
4294 * function.c (keep_stack_depressed): Delete.
4295 (handle_epilogue_set): Likewise.
4296 (update_epilogue_consts): Likewise.
4297 (emit_equiv_load): Likewise.
4298 (thread_prologue_and_epilogue_insns): Remove support for Return with
4299 Depressed Stack Pointer.
4300 * print-tree.c (print_node): Do not test TYPE_RETURNS_STACK_DEPRESSED.
4302 2008-04-06 Richard Guenther <rguenther@suse.de>
4304 PR tree-optimization/35400
4305 * tree-vrp.c (vrp_evaluate_conditional): Only query value-range
4306 information from SSA_NAMEs.
4308 2008-04-06 Anatoly Sokolov <aesok@post.ru>
4310 * config/avr/avr.h (avr_mega_p): Remove declaration.
4311 (AVR_MEGA): Remove macro.
4312 * config/avr/avr.c (avr_mega_p): Remove variable.
4313 (avr_override_options): Remove inicializion of avr_mega_p.
4314 Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
4315 (print_operand): Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
4316 (avr_jump_mode): (Ditto.).
4317 (avr_output_progmem_section_asm_op): (Ditto.).
4318 (avr_asm_init_sections): (Ditto.).
4319 (avr_asm_init_sections): (Ditto.).
4320 (avr_rtx_costs): (Ditto.).
4321 * config/avr/avr.md: (Ditto.).
4322 * config/avr/avr.h: Use '__AVR_HAVE_JMP_CALL__' instead of
4325 2008-04-06 Richard Guenther <rguenther@suse.de>
4327 PR tree-optimization/35842
4328 * tree-ssa-address.c (fixed_address_object_p): Adjust to match
4329 is_gimple_invariant_address.
4331 2008-04-06 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
4333 * gcc.c (default_compilers): Sync Fortran extensions list with
4334 that in fortran/lang-specs.h.
4335 * doc/invoke.texi: Likewise.
4336 * dbxout.c (get_lang_number): Use "GNU Fortran" in "GNU F95".
4337 * dwarf2out.c (gen_compile_unit_die): Likewise.
4339 2008-04-06 Tom G. Christensen <tgc@jupiterrise.com>
4341 * gthr-posix95.h (__gthread_cond_wait_recursive): Add missing &.
4343 2008-04-05 Uros Bizjak <ubizjak@gmail.com>
4346 * config/i386/i386.c (ix86_function_regparm): Error if regparm(3)
4347 attribute is used for nested functions.
4349 2008-04-05 Jan Hubicka <jh@suse.cz>
4351 * emit-rtl.c (init_emit): xcalloc regno_pointer_align.
4353 * tree-dump.c (dump_enable_all): Remove prototype; do not accept
4355 (dump_files): Update.
4356 (enable_rtl_dump_file): Do not accept letter argument.
4357 * tree-pass.h (dump_file_info): Remove letter argument.
4358 * toplev.c (decode_d_option): Update -da handling.
4359 * toplev.h (enable_rtl_dump_file): Update prototype.
4360 * passes.c (register_one_dump_file): Do not accept IPA argument; work
4361 it out based on pass type.
4362 (register_dump_files_1): Likewise.
4363 (init_optimization_passes): Update register_one_dump_file calls.
4364 (execute_one_pass): Sanity check that IPA passes are called at IPA
4365 level and RTL passes at RTL level.
4366 (execute_pass_list): IPA pass can not be after or subpass of
4368 (execute_ipa_pass_list): Handle IPA subpasses of IPA subpasses and
4369 disallov RTL subpasses of IPA subpasses.
4371 2008-04-05 Ben Elliston <bje@au.ibm.com>
4373 * tree-cfg.c (need_fake_edge_p): Return false for calls to
4374 builtins that return exactly once and do not throw. Cache call to
4377 2008-04-04 Andy Hutchinson <hutchinsonandy@aim.com>
4379 PR rtl-optimization/34916
4381 * combine.c (create_log_links): Do not create duplicate LOG_LINKS
4382 between instruction pairs.
4384 2008-04-04 Naveen.H.S <naveen.hs@kpitcummins.com>
4386 * doc/invoke.texi: Document -mbitops for SH.
4387 * config/sh/constraints.md (K03, K12, Sbv, Sbw): New constraints.
4388 * config/sh/predicates.md (bitwise_memory_operand): New predicate.
4389 * config/sh/sh.c (print_operand): Add %t operand code.
4390 * config/sh/sh.h (GO_IF_LEGITIMATE_INDEX): Add condition for SH2A.
4391 * config/sh/sh.md (*iorsi3_compact): Fix condition for SH2A.
4392 (extendqisi2_compact): Add the alternative for SH2A 4-byte mov.b.
4393 (extendqihi2): Likewise.
4394 (movqi_i): Likewise.
4395 (insv): Use bset, bclr and bst instructions for SH2A if possible.
4396 (extv): Use bld instruction for SH2A if possible.
4398 (bclr_m2a, bclrmem_m2a, bset_m2a, bsetmem_m2a, bst_m2a, bld_m2a,
4399 bldsign_m2a, bld_reg, *bld_regqi, band_m2a, bandreg_m2a,
4400 bor_m2a, borreg_m2a, bxor_m2a, bxorreg_m2a): New insns.
4401 (bset.b, bclr.b): Define peepholes.
4402 * config/sh/sh.opt (mbitops): New option.
4404 2008-04-04 Janis Johnson <janis187@us.ibm.com>
4407 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle indirect ref
4408 and view convert expression.
4410 2008-04-04 Jakub Jelinek <jakub@redhat.com>
4413 * tree-cfg.c (remove_useless_stmts_1): Handle OMP_* containers.
4415 2008-04-04 H.J. Lu <hongjiu.lu@intel.com>
4417 * config.gcc (extra_headers): Add wmmintrin.h for x86 and x86-64.
4419 * config/i386/cpuid.h (bit_AES): New.
4420 (bit_PCLMUL): Likewise.
4422 * config/i386/i386.c (pta_flags): Add PTA_AES and PTA_PCLMUL.
4423 (override_options): Handle PTA_AES and PTA_PCLMUL. Enable
4424 SSE2 if AES or PCLMUL is enabled.
4425 (ix86_builtins): Add IX86_BUILTIN_AESENC128,
4426 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
4427 IX86_BUILTIN_AESDECLAST128, IX86_BUILTIN_AESIMC128,
4428 IX86_BUILTIN_AESKEYGENASSIST128 and IX86_BUILTIN_PCLMULQDQ128.
4429 (bdesc_sse_3arg): Add IX86_BUILTIN_PCLMULQDQ128.
4430 (bdesc_2arg): Add IX86_BUILTIN_AESENC128,
4431 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
4432 IX86_BUILTIN_AESDECLAST128 and IX86_BUILTIN_AESKEYGENASSIST128.
4433 (bdesc_1arg): Add IX86_BUILTIN_AESIMC128.
4434 (ix86_init_mmx_sse_builtins): Define __builtin_ia32_aesenc128,
4435 __builtin_ia32_aesenclast128, __builtin_ia32_aesdec128,
4436 __builtin_ia32_aesdeclast128,__builtin_ia32_aesimc128,
4437 __builtin_ia32_aeskeygenassist128 and
4438 __builtin_ia32_pclmulqdq128.
4439 * config/i386/i386.c (ix86_expand_binop_imm_builtin): New.
4440 (ix86_expand_builtin): Use it for IX86_BUILTIN_PSLLDQI128 and
4441 IX86_BUILTIN_PSRLDQI128. Handle IX86_BUILTIN_AESKEYGENASSIST128.
4443 * config/i386/i386.h (TARGET_AES): New.
4444 (TARGET_PCLMUL): Likewise.
4445 (TARGET_CPU_CPP_BUILTINS): Handle TARGET_AES and TARGET_PCLMUL.
4447 * config/i386/i386.md (UNSPEC_AESENC): New.
4448 (UNSPEC_AESENCLAST): Likewise.
4449 (UNSPEC_AESDEC): Likewise.
4450 (UNSPEC_AESDECLAST): Likewise.
4451 (UNSPEC_AESIMC): Likewise.
4452 (UNSPEC_AESKEYGENASSIST): Likewise.
4453 (UNSPEC_PCLMUL): Likewise.
4455 * config/i386/i386.opt (maes): New.
4456 (mpclmul): Likewise.
4458 * config/i386/sse.md (aesenc): New pattern.
4459 (aesenclast): Likewise.
4461 (aesdeclast): Likewise.
4463 (aeskeygenassist): Likewise.
4464 (pclmulqdq): Likewise.
4466 * config/i386/wmmintrin.h: New.
4468 * doc/extend.texi: Document AES and PCLMUL built-in function.
4470 * doc/invoke.texi: Document -maes and -mpclmul.
4472 2008-04-04 Paolo Bonzini <bonzini@gnu.org>
4474 * function.c (free_after_parsing): Replace with
4475 cxx_push_function_context from C++ front-end.
4476 (allocate_struct_function): Don't call langhook.
4477 * langhooks.h (struct lang_hooks_for_functions): Delete.
4478 (struct lang_hooks): Add back missing_noreturn_ok_p here, delete
4480 * langhooks-def.h (LANG_HOOKS_MISSING_NORETURN_OK_P): Add.
4481 (LANG_HOOKS_FUNCTION_INIT, LANG_HOOKS_FUNCTION_FINAL,
4482 LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P,
4483 LANG_HOOKS_FUNCTION_INITIALIZER): Delete.
4484 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_MISSING_NORETURN_OK_P,
4485 remove LANG_HOOKS_FUNCTION_INITIALIZER.
4486 * tree-cfg.c: Adjust call to missing_noreturn_ok_p langhook.
4488 * c-objc-common.h (LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P):
4489 Rename to LANG_HOOKS_MISSING_NORETURN_OK_P.
4491 2008-04-04 Jakub Jelinek <jakub@redhat.com>
4494 * c-pretty-print.c (pp_c_initializer_list): Handle CONSTRUCTOR
4497 2008-04-04 Richard Guenther <rguenther@suse.de>
4500 * fold-const.c (optimize_minmax_comparison): Use the correct
4501 type for the constant in the simplified comparison.
4503 2008-04-04 Zuxy Meng <zuxy.meng@gmail.com>
4505 * config/i386/driver-i386.c (describe_cache): Add l2_sizekb argument.
4506 Pass L2 size as "--param l2-cache-size" to the compiler.
4507 (decode_l2_cache): New function to decode L2 cache parameters using
4508 0x8000006 extended cpuid function.
4509 (detect_caches_amd): Determine parameters of L2 cache using
4510 decode_l2_caches function.
4511 (decode_caches_intel): Decode L2 cache parameters.
4512 (detect_caches_intel): Determine L2 cache parameters using
4513 decode_caches_intel and decode_l2_caches functions.
4515 2008-04-03 Bob Wilson <bob.wilson@acm.org>
4517 * config/xtensa/xtensa.c (xtensa_secondary_reload_class): Use a
4518 secondary input reload for subword loads from the constant pool.
4520 2008-04-03 Janis Johnson <janis187@us.ibm.com>
4523 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Use integer
4524 constants of the appropriate size for runtime calculations.
4527 * dfp.c (decimal_from_decnumber): Retain trailing zeroes for
4528 decimal-float literal constant zero.
4530 2008-04-03 Jakub Jelinek <jakub@redhat.com>
4533 * c-parser.c (c_parser_omp_atomic): Call
4534 default_function_array_conversion on the RHS.
4537 * omp-low.c (scan_sharing_clauses) <case OMP_CLAUSE_SHARED>: Don't
4538 call is_variable_sized if decl has incomplete type.
4540 2008-04-03 H.J. Lu <hongjiu.lu@intel.com>
4542 * config/i386/i386-protos.h (ix86_aligned_p): Removed.
4544 2008-04-03 Adam Nemet <anemet@caviumnetworks.com>
4546 * config/mips/mips.md (any_gt, any_ge, any_lt, any_le): New code
4548 (u): Add attribute values for gt, gtu, ge, geu, lt, ltu, le and leu.
4549 (sgt<u>): Merge sgt and sgtu into new expander.
4550 (sgt, sgtu): Remove expanders.
4551 (*sgt<u>_<mode>): Merge *sgt_<mode> and *sgtu_<mode> into new pattern.
4552 (*sgt_<mode>, *sgtu_<mode>): Remove patterns.
4553 (*sgt<u>_<mode>_mips16): Merge *sgt_<mode>_mips16 and
4554 *sgtu_<mode>_mips16 into new pattern.
4555 (*sgt_<mode>_mips16, *sgtu_<mode>_mips16): Remove patterns.
4556 (sge<u>): Merge sge and sgeu into new expander.
4557 (sge, sgeu): Remove expanders.
4558 (*sge<u>_<mode>): Merge *sge_<mode> and second *sge_<mode> into
4560 (*sge_<mode>, second *sge_<mode>): Remove patterns.
4561 (slt<u>): Merge slt and sltu into new expander.
4562 (slt, sltu): Remove expanders.
4563 (*slt<u>_<mode>): Merge *slt_<mode> and *sltu_<mode> into new pattern.
4564 (*slt_<mode>, *sltu_<mode>): Remove patterns.
4565 (*slt<u>_<mode>_mips16): Merge *slt_<mode>_mips16 and
4566 *sltu_<mode>_mips16 into new pattern.
4567 (*slt_<mode>_mips16, *sltu_<mode>_mips16): Remove patterns.
4568 (sle<u>): Merge sle and sleu into new expander.
4569 (sle, sleu): Remove expanders.
4570 (*sle<u>_<mode>): Merge *sle_<mode> and *sleu_<mode> into new pattern.
4571 (*sle_<mode>, *sleu_<mode>): Remove patterns.
4572 (*sle<u>_<mode>_mips16): Merge *sle_<mode>_mips16 and
4573 *sleu_<mode>_mips16 into new pattern.
4574 (*sle_<mode>_mips16, *sleu_<mode>_mips16): Remove patterns.
4576 2008-04-03 Jan Hubicka <jh@suse.cz>
4578 PR tree-optimization/35795
4579 * alpha/alpha.c (alpha_output_mi_thunk_osf): Free after compilation.
4580 * sparc/sparc.c (sparc_output_mi_thunk): Likewise.
4581 * ia64/ia64.c (ia64_output_mi_thunk): Likewise.
4582 * m68k/m68k.c (m68k_output_mi_thunk): Likewise.
4583 * score/score3.c (score3_output_mi_thunk): Likewise.
4584 * score/score7.c (score7_output_mi_thunk): Likewise.
4585 * mips/mips.c (mips_output_mi_thunk): Likewise.
4587 2008-04-03 Richard Guenther <rguenther@suse.de>
4589 * tree-vrp.c (extract_range_from_unary_expr): Handle all
4590 conversions. Simplify code.
4592 2008-04-03 Kaz Kojima <kkojima@gcc.gnu.org>
4594 * config/sh/sh.c (sh_output_mi_thunk): Free cfun.
4596 2008-04-03 Tom Tromey <tromey@redhat.com>
4597 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4599 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
4600 * config/bfin/t-bfin-linux (generated_files): Add
4601 linux-sysroot-suffix.h.
4602 * doc/install.texi (Prerequisites): Require make 3.80.
4603 * doc/sourcebuild.texi (Front End Directory): Document new
4605 * Makefile.in (generated_files): New variable.
4606 (ALL_HOST_OBJS): New variable.
4607 ($(ALL_HOST_OBJS)): New target.
4609 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
4611 * tree-inline.c (copy_generic_body, copy_decl_no_change): Export.
4612 (remap_block): Call id->transform_lang_insert_block instead
4614 (optimize_inline_calls, unsave_expr_now, tree_function_versioning):
4615 Set id.transform_lang_insert_block to NULL.
4616 (clone_body): Move to cp/optimize.c
4617 * tree-inline.h (struct copy_body_data): Change
4618 transform_lang_insert_block to function pointer.
4619 (copy_generic_body, copy_decl_no_change): Export.
4620 * langhooks.h (struct lang_hooks_for_decls): Kill insert_block.
4621 * langhooks-def.h (LANG_HOOKS_INSERT_BLOCK): Kill.
4622 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_INSERT_BLOCK.
4624 * c-tree.h (insert_block): Kill.
4625 * c-decl.c (insert_block): Kill.
4627 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
4629 * c-objc-common.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
4630 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
4631 * c-tree.h (c_push_function_context, c_pop_function_context): Remove
4633 * c-decl.c (c_push_function_context, c_pop_function_context): Remove
4634 argument, call {push,pop}_function_context from here.
4635 * c-parser.c: Use c_{push,pop}_function_context.
4637 * function.c (push_function_context_to): Move meat ...
4638 (push_function_context): ... here. Simplify.
4639 * function.c (pop_function_context_from): Move meat ...
4640 (pop_function_context): ... here. Simplify.
4641 * langhooks.h (struct lang_hooks_for_functions): Remove enter_nested,
4643 * langhooks-def.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
4644 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
4645 (LANG_HOOKS_FUNCTION_INITIALIZER): Delete them from here.
4646 * tree.h (push_function_context_to, pop_function_context_from): Remove.
4648 2008-04-03 Ben Elliston <bje@au.ibm.com>
4650 * expmed.c (extract_force_align_mem_bit_field): Remove.
4652 2008-04-03 Richard Guenther <rguenther@suse.de>
4655 * expr.h (try_casesi): Adjust prototype.
4656 * expr.c (try_casesi): Take fallback label as extra parameter.
4657 Use that for gen_casesi if default_label is NULL.
4658 * stmt.c (expand_case): Pass fallback label to try_casesi,
4659 make sure to fill gaps with a fallback label if default_label
4662 2008-04-03 Dominique d'Humieres <dominiq@lps.ens.fr>
4665 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Free cfun.
4667 2008-04-03 Ben Elliston <bje@au.ibm.com>
4669 * expmed.c (extract_split_bit_field): Remove if (0) code.
4670 * tree-ssa-structalias.c (do_sd_constraint): Likewise.
4671 (do_ds_constraint): Likewise.
4673 2008-04-02 Joseph Myers <joseph@codesourcery.com>
4675 * doc/cppopts.texi (-dU): Document.
4676 * c-common.h (flag_dump_macros): Update comment.
4677 * c-opts.c (handle_OPT_d): Handle -dU.
4678 * c-ppoutput.c (macro_queue, define_queue, undef_queue,
4679 dump_queued_macros, cb_used_define, cb_used_undef): New.
4680 (init_pp_output): Handle -dU.
4681 (cb_line_change): Call dump_queued_macros.
4682 * toplev.c (decode_d_option): Accept -dU as preprocessor option.
4684 2008-04-02 Anatoly Sokolov <aesok@post.ru>
4686 * config/avr/predicates.md (io_address_operand): New predicate.
4687 * config/avr/avr-protos.h (avr_io_address_p): Remove declaration.
4688 * config/avr/avr.c (avr_io_address_p): Remove function.
4689 (out_movqi_r_mr): Use 'io_address_operand' predicate instead of
4690 'avr_io_address_p' function.
4691 (out_movhi_r_mr): (Ditto.).
4692 (out_movqi_mr_r): (Ditto.).
4693 (out_movhi_mr_r): (Ditto.).
4694 (avr_address_cost): (Ditto.).
4696 2008-04-02 Uros Bizjak <ubizjak@gmail.com>
4698 * config/i386/i386.md (*float<SSEMODEI24:mode><X87MODEF:mode>2_1):
4699 Emit gen_floatdi<X87MODEF:mode>2_i387_with_xmm for DImode values
4700 in 32bit mode when XMM registers are available to avoid store
4702 (floatdi<X87MODEF:mode>2_i387_with_xmm): New insn pattern and
4703 corresponding post-reload splitters.
4705 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
4707 * config/i386/i386.c (bdesc_sse_3arg): Add __builtin_ia32_shufps
4708 and __builtin_ia32_shufpd. Provide __builtin_ia32_roundsd and
4709 __builtin_ia32_roundss.
4710 (ix86_init_mmx_sse_builtins): Remove __builtin_ia32_shufps,
4711 __builtin_ia32_shufpd, __builtin_ia32_roundsd and
4712 __builtin_ia32_roundss.
4713 (ix86_expand_builtin): Don't handle IX86_BUILTIN_SHUFPS and
4714 IX86_BUILTIN_SHUFPD here.
4716 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
4718 * config/i386/i386.md (plogic): New.
4719 (plogicprefix): Likewise.
4721 * config/i386/mmx.md (mmx_<code><mode>3): New.
4722 (mmx_and<mode>3): Removed.
4723 (mmx_ior<mode>3): Likewise.
4724 (mmx_xor<mode>3): Likewise.
4726 * config/i386/sse.md (<code><mode>3): New.
4727 (*<code><mode>3): Likewise.
4728 (*<code><mode>3): Likewise.
4729 (<code><mode>3): Likewise.
4730 (*sse_<code><mode>3): Likewise.
4731 (*sse2_<code><mode>3): Likewise.
4732 (<code>tf3): Likewise.
4733 (*<code>tf3): Likewise.
4734 (and<mode>3): Likewise.
4735 (*and<mode>3): Likewise.
4736 (ior<mode>3): Removed.
4737 (*ior<mode>3): Likewise.
4738 (xor<mode>3): Likewise.
4739 (*xor<mode>3): Likewise.
4740 (*and<mode>3): Likewise.
4741 (*ior<mode>3): Likewise.
4742 (*xor<mode>3): Likewise.
4743 (and<mode>3): Likewise.
4744 (*sse_and<mode>3): Likewise.
4745 (*sse2_and<mode>3): Likewise.
4747 (*andtf3): Likewise.
4748 (ior<mode>3): Likewise.
4749 (*sse_ior<mode>3): Likewise.
4750 (*sse2_ior<mode>3): Likewise.
4752 (*iortf3): Likewise.
4753 (xor<mode>3): Likewise.
4754 (*sse_xor<mode>3): Likewise.
4755 (*sse2_xor<mode>3): Likewise.
4757 (*xortf3): Likewise.
4759 2008-04-02 Richard Guenther <rguenther@suse.de>
4761 PR tree-optimization/14495
4762 PR tree-optimization/34793
4763 * tree-vrp.c (struct switch_update): New structure.
4764 (to_remove_edges, to_update_switch_stmts): New VECs.
4765 (simplify_switch_using_ranges): New function. Remove not taken
4766 case labels and edges.
4767 (simplify_stmt_using_ranges): Call it.
4768 (identify_jump_threads): Mark edges we have queued for removal
4769 so we don't thread them.
4770 (execute_vrp): Remove edges queued for removal, update SWITCH_STMT
4772 * tree-cfg.c (group_case_labels): Deal with missing default label.
4773 (tree_verify_flow_info): Allow missing default label.
4774 * stmt.c (emit_case_bit_tests): Deal with NULL default_label.
4775 (emit_case_nodes): Likewise.
4776 (expand_case): Do not rely on the default label to be present.
4777 * expr.c (try_casesi): Deal with NULL default_label.
4778 (do_tablejump): Likewise.
4780 2008-04-02 Richard Guenther <rguenther@suse.de>
4782 PR tree-optimization/14495
4783 * tree-vrp.c (vrp_visit_cond_stmt): Do not handle
4784 SWITCH_EXPR here ...
4785 (vrp_visit_switch_stmt): ... but here (new function).
4786 (find_case_label_index): New helper function.
4787 (vrp_visit_stmt): Dispatch to vrp_visit_switch_stmt.
4789 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
4791 * fwprop.c: Fix ISO-C99ism.
4793 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
4796 * Makefile.in (objdir): Set it here.
4797 * configure.ac: Not here. Find dynamic linker characteristics.
4798 * exec-tool.in: Use them.
4799 * aclocal.m4: Regenerate.
4800 * configure: Regenerate.
4802 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
4804 * expr.c (expand_var): Delete it.
4805 * expr.h (expand_var): Delete prototype.
4806 * function.c (expand_function_start): Use expand_decl instead.
4807 * cfgexpand.c (expand_one_static_var, expand_one_var): Don't call
4810 2008-04-02 Andy Hutchinson <hutchinsonamdy@aim.com>
4812 PR rtl-optimization/35542
4813 * fwprop.c (forward_propagate_and_simplify): Replace
4814 loc_reg_mentioned_in_p with reg_mentioned_p.
4816 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
4818 PR rtl-optimization/35281
4819 * fwprop.c (PR_CAN_APPEAR, PR_HANDLE_MEM): New.
4820 (propagate_rtx_1): Handle PR_HANDLE_MEM.
4821 (propagate_rtx): Pass PR_HANDLE_MEM if appropriate.
4822 (varying_mem_p): Move above propagate_rtx.
4823 (all_uses_available_at): Do not check MEMs.
4825 2008-04-02 Rafael Espindola <espindola@google.com>
4827 * tree-vrp.c (extract_code_and_val_from_cond): Remove.
4828 (register_edge_assert_for_2): Split the cond argument.
4829 (register_edge_assert_for_1): Adjust for the change in
4830 register_edge_assert_for_2.
4831 (register_edge_assert_for): Split the cond argument.
4832 (find_switch_asserts): Adjust for the change in
4833 register_edge_assert_for.
4835 2008-04-02 Kai Tietz <kai.tietz@onevision.com>
4837 * config.gcc: Add for x86_64-*-mingw* the t-crtfm to tbuild.
4838 * config/i386/cygming.h (ASM_OUTPUT_DWARF_OFFSET): Add 8 byte
4839 offsets for 64-bit mingw.
4840 * config/i386/i386.c (ix86_pass_by_reference): Correct calling
4841 abi for x86_64-pc-mingw.
4843 2008-04-02 Richard Guenther <rguenther@suse.de>
4845 * tree-vrp.c (extract_range_from_assert): Make sure to not
4846 produce range min/max with TREE_OVERFOW set.
4847 If merging a anti-range and a range keep the anti-range if
4848 the range covers all values of the type.
4849 (register_edge_assert_for_2): Only allow sign-changing
4850 conversions in detecting canonical range checks. Also
4851 register an assert for the unsigned name if useful.
4853 PR tree-optimization/35787
4854 * tree-vrp.c (vrp_val_max): New function.
4855 (vrp_val_min): Likewise.
4856 (vrp_val_is_max): Move earlier, use vrp_val_{min,max}.
4857 (vrp_val_is_min): Likewise.
4858 (supports_overflow_infinity): Use vrp_val_{min,max}.
4859 (negative_overflow_infinity): Likewise.
4860 (positive_overflow_infinity): Likewise.
4861 (is_negative_overflow_infinity): Use vrp_val_is_{min,max}.
4862 (is_positive_overflow_infinity): Likewise.
4863 (is_overflow_infinity): Likewise.
4864 (avoid_overflow_infinity): Use vrp_val_{min,max} and
4865 vrp_val_is_{min,max}.
4866 (set_and_canonicalize_value_range): Canonicalize anti-ranges
4867 to ranges if possible. Avoid empty ranges.
4869 2008-04-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4872 * fold-const.c (get_pointer_modulus_and_residue): Return modulus 1 if
4873 the expression is a function address.
4875 2008-04-01 George Helffrich <george@gcc.gnu.org>
4877 PR fortran/35154, fortran/23057
4878 * dbxout.c: Emit .stabs debug info for Fortran COMMON block
4879 variables as base symbol name + offset using N_BCOMM/N_ECOMM.
4880 (is_fortran, dbxout_common_name, dbxout_common_check): New functions.
4881 (dbxout_symbol_location): Transform N_LCSYM to N_GSYM for storage
4883 (dbxout_syms): Check for COMMON-based symbol and wrap in
4884 N_BCOMM/N_ECOMM stab bracket, including as many symbols as possible
4885 in bracket for efficiency.
4887 * dwarf2out.c: Emit DWARF debug info for Fortran COMMON block
4888 using DW_TAG_common_block + member offset.
4889 (add_pubname_string): New function.
4890 (dw_expand_expr): New function to find block name and offset for
4892 (common_check): New function to check whether symbol in Fortran COMMON.
4893 (gen_variable_die): If COMMON, use DW_TAG_common_block.
4895 2008-04-01 Volker Reichelt <v.reichelt@netcologne.de>
4898 * c-format.c (init_dynamic_gfc_info): Ignore invalid locus type.
4900 2008-04-02 Ben Elliston <bje@au.ibm.com>
4902 * config/v850/v850.md (casesi): Remove if (0) code.
4903 * config/i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
4904 * config/alpha/alpha.c (alpha_initialize_trampoline): Likewise.
4906 2008-04-01 Uros Bizjak <ubizjak@gmail.com>
4908 * config/i386/i386.md (rex64suffix): New mode attribute.
4909 (floathi<mode>2): Disable expander for SSE math.
4910 (*floathi<mode>2_1): New insn insn_and_split pattern.
4911 (*floathi<mode>2_i387_with_temp): New macroized instruction pattern and
4912 corresponding post-reload splitters.
4913 (*floathi<mode>2_i387): New macroized insn pattern.
4914 (float<SSEMODEI24:mode><X87MODEF:mode>2): New macroized expander.
4915 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1): New macroized
4916 insn_and_split pattern.
4917 (*floatsi<mode>2_vector_mixed_with_temp, *floatsi<mode>2_vector_mixed):
4918 New macroized instruction patterns and corresponding post-reload
4920 (*floatsi<mode>2_mixed_with_temp): New macroized instruction pattern
4921 and corresponding post-reload splitters.
4922 (*floatsi<mode>2_mixed_interunit, *floatsi<mode>2_mixed_nointerunit):
4923 New macroized instruction patterns.
4924 (*floatsi<mode>2_vector_sse_with_temp, *floatsi<mode>2_vector_sse): New
4925 macroized instruction patterns and corresponding post-reload splitters.
4926 (*floatsi<mode>2_sse_with_temp): New macroized instruction pattern and
4927 corresponding post-reload splitters.
4928 (*floatsi<mode>2_sse_interunit, *floatsi<mode>2_mixed_nointerunit):
4929 New macroized instruction patterns.
4930 (*floatsi<mode>2_i387_with_temp): New macroized instruction pattern and
4931 corresponding post-reload splitters.
4932 (*floatsi<mode>2_i387): New macroized instruction patterns.
4934 2008-04-01 H.J. Lu <hongjiu.lu@intel.com>
4936 * config/i386/i386.md (smaxmin): New.
4937 (umaxmin): Likewise.
4938 (maxminiprefix): Likewise.
4939 (maxminfprefix): Likewise.
4940 (<code><mode>3): Likewise.
4941 (smin<mode>3): Removed.
4942 (smax<mode>3): Likewise.
4944 * config/i386/mmx.md (mmx_<code>v2sf3): New.
4945 (mmx_<code>v4hi3): Likewise.
4946 (mmx_<code>v8qi3): Likewise.
4947 (mmx_smaxv2sf3): Removed.
4948 (mmx_sminv2sf3): Likewise.
4949 (mmx_umaxv8qi3): Likewise.
4950 (mmx_smaxv4hi3): Likewise.
4951 (mmx_uminv8qi3): Likewise.
4952 (mmx_sminv4hi3): Likewise.
4954 * config/i386/sse.md (<addsub><mode>3): New.
4955 (*<addsub><mode>3): Likewise.
4956 (<sse>_vm<addsub><mode>3): Likewise.
4957 (<maxmin><mode>3): Likewise.
4958 (*<maxmin><mode>3_finite): Likewise.
4959 (*<maxmin><mode>3): Likewise.
4960 (<sse>_vm<maxmin><mode>3): Likewise.
4961 (sse3_h<addsub>v4sf3): Likewise.
4962 (sse3_h<addsub>v2df3): Likewise.
4963 (<maxmin>v16qi3): Likewise.
4964 (*<maxmin>v16qi3): Likewise.
4965 (<maxmin>v8hi3): Likewise.
4966 (*<maxmin>v8hi3): Likewise.
4967 (*sse4_1_<maxmin><mode>3): Likewise.
4968 (*sse4_1_<maxmin><mode>3): Likewise.
4969 (add<mode>3): Removed.
4970 (*add<mode>3): Likewise.
4971 (<sse>_vmadd<mode>3): Likewise.
4972 (sub<mode>3): Likewise.
4973 (*sub<mode>3): Likewise.
4974 (<sse>_vmsub<mode>3): Likewise.
4975 (smin<mode>3): Likewise.
4976 (*smin<mode>3_finite): Likewise.
4977 (*smin<mode>3): Likewise.
4978 (<sse>_vmsmin<mode>3): Likewise.
4979 (smax<mode>3): Likewise.
4980 (*smax<mode>3_finite): Likewise.
4981 (*smax<mode>3): Likewise.
4982 (<sse>_vmsmax<mode>3): Likewise.
4983 (sse3_haddv4sf3): Likewise.
4984 (sse3_haddv2df3): Likewise.
4985 (sse3_hsubv4sf3): Likewise.
4986 (sse3_hsubv2df3): Likewise.
4987 (umaxv16qi3): Likewise.
4988 (*umaxv16qi3): Likewise.
4989 (smaxv8hi3): Likewise.
4990 (*smaxv8hi3): Likewise.
4991 (*sse4_1_smax<mode>3): Likewise.
4992 (*sse4_1_umax<mode>3): Likewise.
4993 (uminv16qi3): Likewise.
4994 (*uminv16qi3): Likewise.
4995 (sminv8hi3): Likewise.
4996 (*sminv8hi3): Likewise.
4997 (*sse4_1_smin<mode>3): Likewise.
4998 (*sse4_1_umin<mode>3): Likewise.
5000 2008-04-01 Rafael Espindola <espindola@google.com>
5002 * tree-cfg.c (verify_expr): remove in_phi.
5003 (verify_stmt): Don't call walk_tree with verify_expr. Use
5004 is_gimple_min_invariant instead of is_gimple_val.
5006 2008-04-01 Joseph Myers <joseph@codesourcery.com>
5008 * doc/include/gpl_v3.texi: Update for manpage generation.
5009 * doc/gcc.texi, doc/gccint.texi: Include gpl_v3.texi instead of
5011 * doc/sourcebuild.texi: Document gpl_v3.texi as well as gpl.texi.
5012 * Makefile.in (TEXI_GCC_FILES, TEXI_GCCINT_FILES): Include
5013 gpl_v3.texi instead of gpl.texi.
5016 2008-04-01 Jakub Jelinek <jakub@redhat.com>
5019 * c-pch.c (c_common_read_pch): On error close (fd) resp. fclose (f).
5021 2008-04-01 Rafael Espindola <espindola@google.com>
5023 * tree-vrp.c (extract_code_and_val_from_cond_with_ops): New.
5024 (extract_code_and_val_from_cond): Use
5025 extract_code_and_val_from_cond_with_ops.
5027 2008-04-01 Jan Hubicka <jh@suse.cz>
5029 * function.c (free_after_compilation): Free epilogue_delay_list.
5030 (prepare_function_start): Assert that previous compilation was freed.
5032 2008-04-01 Jan Hubicka <jh@suse.cz>
5033 Jim Wilson <wilson@tuliptree.org>
5034 Andreas Tobler <andreast@gcc.gnu.org>
5037 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Use
5038 rtl.emit instead cfun->emit.
5039 * sparc/sparc.h (INIT_EXPANDERS): Likewise.
5040 * ia64/ia64.h (INIT_EXPANDERS): Likewise.
5042 2008-04-01 Ben Elliston <bje@au.ibm.com>
5044 * doc/c-tree.texi (Function Basics): Fix grammatical error.
5046 2008-03-31 Seongbae Park <seongbae.park@gmail.com>
5048 * common.opt (fprofile-dir=, fprofile-use=, fprofile-generate=):
5050 (fprofile-use): Add var flag_profile_use
5051 * coverage.c (coverage_begin_output): Do not open a gcno file for
5052 output only if -ftest-coverage is set.
5053 Do not add getpwd() to gcda file path.
5054 (build_gcov_info): Check the new flag
5055 flag_profile_datafile_relative_path.
5056 (coverage_init): Use profile_data_prefix.
5057 Read profile counter only if flag_profile_use is set.
5058 * opts.c (common_handle_option): New option fprofile-use=,
5059 fprofile-dir=, fprofile-generate=.
5060 * toplev.c (profile_data_prefix): New variable definition.
5061 * toplev.h (profile_data_prefix): New declaration.
5062 * doc/invoke.tex (Option Summary, Optimization Options):
5065 2008-03-31 James E. Wilson <wilson@tuliptree.org>
5067 * varasm.c (output_constant_pool_1): In LABEL_REF check,
5068 use tmp consistently.
5071 * config/ia64/div.md (recip_approx_rf): Use UNSPEC not DIV.
5072 * config/ia64/ia64.c (rtx_needs_barrier): Handle
5073 UNSPEC_FR_RECIP_APPROX_RES.
5074 * config/ia64/ia64.md (UNSPEC_FR_RECIP_APPROX_RES): Define.
5076 2008-03-31 Volker Reichelt <v.reichelt@netcologne.de>
5079 * c-decl.c (store_parm_decls_oldstyle): Skip invalid parameters.
5081 2008-03-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
5084 * fold-const.c (fold_indirect_ref_1): Support accessing non first
5085 element of the vector via a pointer.
5087 2008-03-31 Ian Lance Taylor <iant@google.com>
5089 * tlink.c (scan_linker_output): Look for symbol name in single quotes.
5091 2008-03-31 Jan Hubicka <jh@suse.cz>
5093 * builtins.c (expand_builtin_setjmp_receiver): Update call of
5094 get_arg_pointer_save_area.
5095 * expr.c (init_expr): Just clear out rtl.expr.
5096 * function.c (free_after_compilation): Clear out whole RTL structure.
5097 (get_func_frame_size): Merge into ...
5098 (get_frame_size): ... this one.
5099 (assign_stack_local_1): Merge into ...
5100 (assign_stack_local): ... this one.
5101 (expand_function_end): Update call of get_arg_pointer_save_area.
5102 (get_art_pointer_save_area): Remove cfun argument.
5103 * function.h (emit_status): regno_pointer_align does not need length
5104 attribute. Move x_regno_reg_rtx to ...
5105 (regno_reg_rtx): ... new global array.
5106 (reg_rtx_no, seq_stack, REGNO_POINTER_ALIGN): Update accestors.
5107 (pending_stack_adjust, inhibit_defer_pop, saveregs_value,
5108 apply_args_value, forced_labels, stack_pointer_delta):
5110 (struct varasm_status): Move here from varasm.c
5111 (struct rtl_data): New. Move here some fields from struct function.
5112 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
5113 frame_offset, stack_check_probe_note, arg_pointer_save_area,
5114 used_temp_slots avail_temp_slots, temp_slot_level,
5115 nonlocal_goto_handler_labels): Update accesstors.
5116 (rtl): New global variable.
5117 (struct function): Move some fileds to rtl_data.
5118 (get_arg_pointer_save_area): Update prototype.
5119 * emit-rtl.c (rtl): Declare.
5120 (regno_reg_rtx): Declare.
5121 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
5123 (gen_reg_rtx): Update.
5124 (init_virtual_regs): Do not tate emit_status argument.
5125 (init_emit): Do not allocate emit.
5126 * varasm.c (varasm_statuc): Move to function.h.
5127 (n_deferred_constatns): Update accestor.
5128 (init_varasm_status): Do not allocate varasm_status.
5129 (force_const_mem, get_pool_size, output_constant_pool): Update.
5130 * stmt.c (force_label_rtx): Do not use x_ prefixes.
5131 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
5133 2008-03-31 Zdenek Dvorak <ook@ucw.cz>
5135 PR rtl-optimization/35729
5136 * loop-invariant.c (check_maybe_invariant): Disallow volatile memory
5139 2008-03-31 H.J. Lu <hongjiu.lu@intel.com>
5142 * config/i386/i386.md (*movti_internal): Emit unaligned SSE
5143 load/store if memory is unaligned.
5144 (*movti_rex64): Likewise.
5146 * config/i386/predicates.md (misaligned_operand): New.
5148 2008-03-31 Andrew Pinski <pinskia@gmail.com>
5151 * tree-ssa-phiopt.c (conditional_replacement): Return early for
5154 2008-03-31 Jan Beulich <jbeulich@novell.com>
5156 * config/ia64/constraints.md: Add 'j' constraint.
5157 * config/ia64/ia64.md (movsi_internal): Add addp4 case.
5158 (movdi_internal): Likewise.
5160 2008-03-30 Volker Reichelt <v.reichelt@netcologne.de>
5163 * c-typeck.c (build_c_cast): Skip invalid fields in unions.
5165 2008-03-30 H.J. Lu <hongjiu.lu@intel.com>
5168 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Issue
5169 proper error message for the third argument on blendpd and
5172 * config/i386/sse.md (blendbits): New.
5173 (sse4_1_blendp<ssemodesuffixf2c>): Use it.
5175 2008-03-30 Eric Botcazou <ebotcazou@adacore.com>
5177 * fold-const.c (fold_binary) <BIT_IOR_EXPR>: Add missing conversions.
5179 2008-03-30 Richard Guenther <rguenther@suse.de>
5182 * fold-const.c (fold_sign_changed_comparison): Do leave
5183 conversions to base-types alone.
5185 2008-03-29 Andrew Pinski <andrew_pinski@playstation.sony.com>
5187 * config/rs6000/rs6000.c (rs6000_stack_info): Don't force saving of
5188 the link register if one altivec register is be saved.
5190 2008-03-30 Ben Elliston <bje@au.ibm.com>
5192 * final.c (final_scan_insn): Remove if (0) code.
5194 2008-03-28 Volker Reichelt <v.reichelt@netcologne.de>
5196 * c-parser.c (c_parser_next_token_is_keyword): Simplify.
5198 2008-03-28 H.J. Lu <hongjiu.lu@intel.com>
5200 * config/i386/sse.md (*and<mode>3): Pass <MODE>mode instead
5201 of V4SFmode to ix86_binary_operator_ok.
5203 2008-03-28 Uros Bizjak <ubizjak@gmail.com>
5205 * config/i386/i386.c (override_options): Initialize
5206 ix86_veclib_handler to ix86_veclibabi_svml when
5207 -mveclibabi=svml is used.
5208 (ix86_veclibabi_svml): New function for SVML ABI style
5209 vectorization support.
5210 * doc/invoke.texi (-mveclibabi) [svml]: Document new target option.
5212 2008-03-28 Rafael Espindola <espindola@google.com>
5214 * fold-const.c (tree_unary_nonnegative_warnv_p): Make it public.
5215 (tree_binary_nonnegative_warnv_p): Make it public.
5216 (tree_single_nonnegative_warnv_p): Make it public.
5217 (tree_invalid_nonnegative_warnv_p): Make it public.
5218 (tree_unary_nonzero_warnv_p): Make it public.
5219 (tree_binary_nonzero_warnv_p): Make it public
5220 (tree_single_nonzero_warnv_p): Make it public.
5221 * tree-vrp.c (vrp_evaluate_conditional_warnv_with_ops): New function.
5222 (extract_range_from_binary_expr): Split the expr argument.
5223 (extract_range_from_unary_expr): Split the expr argument.
5224 (extract_range_from_comparison): Split the expr argument.
5225 (extract_range_from_expr): Use the new aux functions.
5226 (vrp_evaluate_conditional_warnv): Use
5227 vrp_evaluate_conditional_warnv_with_ops.
5228 * tree.h (tree_unary_nonzero_warnv_p): Declare.
5229 (tree_binary_nonzero_warnv_p): Declare.
5230 (tree_single_nonzero_warnv_p): Declare.
5231 (tree_expr_nonzero_warnv_p): Declare.
5232 (tree_unary_nonnegative_warnv_p): Declare.
5233 (tree_binary_nonnegative_warnv_p): Declare.
5234 (tree_single_nonnegative_warnv_p): Declare.
5235 (tree_invalid_nonnegative_warnv_p): Declare.
5237 2008-03-28 Richard Guenther <rguenther@suse.de>
5239 PR tree-optimization/30317
5240 PR tree-optimization/30911
5241 PR tree-optimization/34793
5242 * tree-vrp.c (set_and_canonicalize_value_range): New function.
5243 (struct assert_locus_d): New member EXPR.
5244 (register_new_assert_for): Add EXPR parameter to support
5245 ASSERT_EXPR <name, expr OP limit>.
5246 (register_edge_assert_for_1): Adjust callers.
5247 (find_assert_locations): Likewise.
5248 (process_assert_insertions_for): Build condition from expression.
5249 (extract_range_from_assert): Handle ASSERT_EXPRs
5250 of the form ASSERT_EXPR <name, expr OP limit>.
5251 (register_edge_assert_for_2): New helper registering
5252 asserts for comparisons. Recognize range tests of the form
5253 (unsigned)i - CST1 OP CST2.
5254 (register_edge_assert_for_1): Use it.
5255 (register_edge_assert_for): Likewise.
5256 (needs_overflow_infinity): Integer sub-types
5257 do not need overflow infinities.
5258 (vrp_val_is_max): The extreme values of integer sub-types
5259 are those of the base type.
5260 (vrp_val_is_min): Likewise.
5261 * tree.def (ASSERT_EXPR): Document extra allowed conditional
5264 2008-03-28 Nick Clifton <nickc@redhat.com>
5267 * config/mn10300/mn10300.c (mn10300_secondary_reload_class):
5268 Return GENERAL_REGS for stack adjustment reloads.
5270 2008-03-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
5273 * config/rs6000/rs6000.c (rs6000_expand_vector_init): Create a
5274 const_vector when all the vectors are constant.
5276 2008-03-27 Bob Wilson <bob.wilson@acm.org>
5278 * config/xtensa/xtensa.c (gen_float_relational): Handle unordered
5280 * config/xtensa/xtensa.md (any_cond): Add unordered comparisons.
5281 (any_scc_sf): Add uneq, unlt, unle and unordered operators.
5283 (s<code>_sf): Use new scc_sf attribute for opcode names.
5285 2008-03-27 Tom Tromey <tromey@redhat.com>
5287 * doc/sourcebuild.texi, doc/install.texi, configure, aclocal.m4,
5288 configure.ac, Makefile.in, config/t-darwin, config/m32c/t-m32c,
5289 config/spu/t-spu-elf, config/i386/t-interix,
5290 config/i386/t-cygming, config/i386/x-i386, config/i386/t-cygwin,
5291 config/i386/x-darwin, config/i386/x-mingw32,
5292 config/i386/t-netware, config/i386/x-cygwin, config/i386/t-nwld,
5293 config/sh/t-sh, config/sh/t-symbian, config/x-linux,
5294 config/t-sol2, config/x-hpux, config/x-darwin, config/ia64/t-ia64,
5295 config/x-solaris, config/t-vxworks, config/m68k/t-uclinux,
5296 config/rs6000/x-rs6000, config/rs6000/x-darwin64,
5297 config/rs6000/x-darwin, config/rs6000/t-rs6000,
5298 config/score/t-score-elf, config/arm/t-strongarm-pe,
5299 config/arm/t-pe, config/arm/t-arm, config/arm/t-wince-pe,
5300 config/v850/t-v850, config/v850/t-v850e, config/bfin/t-bfin-linux:
5301 Revert automatic dependency patch.
5303 2008-03-27 H.J. Lu <hongjiu.lu@intel.com>
5306 * config/i386/i386.c (ix86_function_arg_boundary): Align
5307 decimal floating point to its natural boundary.
5309 2008-03-27 Richard Guenther <rguenther@suse.de>
5312 * fold-const.c (fold_comparison): Restrict distinct decl
5313 comparison folding to VAR_DECLs and PARM_DECLs. Do not
5314 solely rely on operand_equal_p.
5316 2008-03-27 Richard Guenther <rguenther@suse.de>
5319 * c-common.c (handle_weak_attribute): Reject combination of
5322 2008-03-27 Richard Guenther <rguenther@suse.de>
5324 PR tree-optimization/32810
5325 * tree-ssa-ccp.c (get_symbol_constant_value): Strip useless
5326 conversions from DECL_INITIAL.
5327 (fold_const_aggregate_ref): Likewise from constructor elements.
5329 2008-03-27 Zdenek Dvorak <ook@ucw.cz>
5331 * tree-affine.h (aff_combination_expand): Declare.
5332 (get_inner_reference_aff): Likewise.
5333 * tree-affine.c (aff_combination_expand): Split out from
5334 tree_to_aff_combination_expand.
5335 (get_inner_reference_aff): New function.
5336 * tree-parloops.c (loop_parallel_p): Free vectorizer info.
5337 * tree-ssa-loop-im.c: Include tree-affine.h and pointer-set.h.
5338 (struct lim_aux_data): sm_done field removed.
5339 (mem_ref_loc_p, mem_ref_locs_p): New types.
5340 (struct mem_ref): Added id, stored, accesses_in_loop,
5341 indep_loop, dep_loop, indep_ref, dep_ref fields.
5342 Removed is_stored, locs and next fields.
5343 (memory_accesses): New variable.
5344 (movement_possibility): Do not allow moving statements
5345 that store to memory.
5346 (outermost_indep_loop, simple_mem_ref_in_stmt, mem_ref_in_stmt):
5348 (determine_max_movement): For statements with memory references,
5349 find the outermost loop in that the reference is independent.
5350 (move_computations_stmt): Mark the virtual operands for renaming.
5351 (memref_free, mem_ref_alloc, mem_ref_locs_alloc, mark_ref_stored,
5352 gather_mem_refs_stmt, gather_mem_refs_in_loops, vtoe_hash, vtoe_eq,
5353 vtoe_free, record_vop_access, get_vop_accesses, get_vop_stores,
5354 add_vop_ref_mapping, create_vop_ref_mapping_loop,
5355 create_vop_ref_mapping, analyze_memory_references,
5356 cannot_overlap_p, mem_refs_may_alias_p, rewrite_mem_ref_loc,
5357 get_all_locs_in_loop, ref_always_accessed_p,
5358 refs_independent_p, record_indep_loop, ref_indep_loop_p_1,
5359 ref_indep_loop_p, can_sm_ref_p, find_refs_for_sm,
5360 store_motion_loop, store_motion): New functions.
5361 (struct vop_to_refs_elt): New type.
5362 (record_mem_ref_loc, free_mem_ref_locs, rewrite_mem_refs,
5363 memref_hash, memref_eq, hoist_memory_references): Rewritten.
5364 (schedule_sm): Replaced by...
5365 (execute_sm): ... this.
5366 (determine_lsm_ref, hoist_memory_references,
5367 loop_suitable_for_sm, gather_mem_refs_stmt, gather_mem_refs,
5368 find_more_ref_vops, free_mem_ref, free_mem_refs,
5369 determine_lsm_loop, determine_lsm): Removed.
5370 (tree_ssa_lim_finalize): Free data structures used by store motion.
5371 (tree_ssa_lim): Call analyze_memory_references. Use
5372 store_motion instead of determine_lsm.
5374 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
5376 * config.cc (m68hc11, m6811, m68hc12, m6812): Add usegas.h,
5377 rename tmake_file to m68hc11/t-m68hc11.
5378 (mcore): Set inhibit_libc to true.
5379 * config.host (alpha*-dec-*vms*): Set extra_programs.
5380 (interix3*): Don't use host_xmake_file.
5381 * configure.ac: Let config.gcc override inhibit_libc.
5382 * configure: Regenerate.
5384 * config/alpha/x-vms (EXTRA_PROGRAMS): Remove.
5385 * config/t-openbsd-thread: Remove commented out lines.
5387 * config/x-interix: Remove.
5389 * config/m68hc11/t-m68hc11-gas: Rename to...
5390 * config/m68hc11/t-m68hc11: ... this. Remove T_CPPFLAGS.
5392 * config/mcore/t-mcore: Remove T_CFLAGS.
5393 * config/mcore/t-mcore-pe: Likewise.
5395 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
5397 * configure.ac: Replace custom __GNU_SOURCE test with
5398 AC_USE_SYSTEM_EXTENSIONS. Move it earlier.
5399 * aclocal.m4: Regenerate.
5400 * configure: Regenerate.
5401 * config.in: Regenerate.
5403 2008-03-27 Richard Guenther <rguenther@suse.de>
5405 * fold-const.c (target.h): Include.
5406 (fold_comparison): Fold comparison of addresses of decls
5407 that bind locally or of constants. Consolidate address folding code.
5408 * tree-vrp.c (operand_less_p): Deal with non-INTEGER_CST
5409 results from fold_binary_to_constant.
5410 (compare_values_warnv): Likewise.
5412 2008-03-27 Andrew Pinski <pinskia@gmail.com>
5415 * fold-const.c (fold_truthop): Check for integeral types when folding
5416 a == 0 && b == 0 and a != 0 || b != 0 .
5418 2008-03-26 Eric Botcazou <ebotcazou@adacore.com>
5420 * tree.c (get_unwidened): Remove code fiddling with COMPONENT_REF.
5422 2008-03-26 Andreas Schwab <schwab@suse.de>
5424 * doc/invoke.texi: Fix use of @item vs. @itemx.
5426 2008-03-26 Tom Tromey <tromey@redhat.com>
5428 * Makefile.in (build/gensupport.o, build/print-rtl.o,
5429 build/read-rtl.o, build/rtl.o, build/gencondmd.o, build/genattr.o,
5430 build/genattrtab.o, build/genautomata.o, build/gencheck.o,
5431 build/gencodes.o, build/genconditions.o, build/genconfig.o,
5432 build/genconstants.o, build/genemit.o, build/genextract.o,
5433 build/genflags.o, build/genmddeps.o, build/genopinit.o,
5434 build/genoutput.o, build/genpeep.o, build/genrecog.o): Depend on
5437 2008-03-26 Richard Guenther <rguenther@suse.de>
5440 2008-03-26 Richard Guenther <rguenther@suse.de>
5442 * fold-const.c (target.h): Include.
5443 (fold_comparison): Fold comparison of addresses of two decls
5444 that bind locally. Consolidate address folding code.
5446 2008-03-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5448 * builtins.c (expand_builtin_pow, fold_builtin_cabs,
5449 fold_builtin_sqrt, fold_builtin_cbrt, fold_builtin_logarithm,
5450 fold_builtin_hypot, fold_builtin_pow): Remove uses of dconst3,
5451 dconstsqrt2, dconstthird, dconste and/or dconst10.
5452 * config/i386/i386.c (ix86_emit_swsqrtsf): Likewise.
5453 * emit-rtl.c (dconst3, dconst10, dconstm2, dconstthird,
5454 dconstsqrt2, dconste): Delete.
5455 (init_emit_once): Likewise. Simplify initializing dconstm1.
5457 * real.c (get_real_const): New.
5458 * real.h (dconst3, dconst10, dconstm2, dconstthird,
5459 dconstsqrt2, dconste): Delete.
5460 (real_value_const, get_real_const): New.
5462 2008-03-26 H.J. Lu <hongjiu.lu@intel.com>
5464 * config/i386/cygming.h (BIGGEST_ALIGNMENT): Removed.
5466 * config/i386/i386.c (ix86_function_arg_boundary): Check
5467 BIGGEST_ALIGNMENT instead of 128.
5468 (setup_incoming_varargs_64): Likewise.
5470 2008-03-26 Tom Tromey <tromey@redhat.com>
5472 * Makefile.in (DEPFILES): Add missing '/'.
5474 2008-03-26 Richard Guenther <rguenther@suse.de>
5476 * fold-const.c (target.h): Include.
5477 (fold_comparison): Fold comparison of addresses of two decls
5478 that bind locally. Consolidate address folding code.
5480 2008-03-26 Nick Clifton <nickc@redhat.com>
5483 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p): Do
5484 not allow INT+INT as a legitimate addressing mode.
5486 2008-03-26 Richard Guenther <rguenther@suse.de>
5488 * tree-flow.h (widen_bitfield): Remove declaration.
5489 * tree-ssa-ccp.c (visit_assignment): Remove unneeded code.
5490 (widen_bitfield): Remove function.
5491 * tree-ssa-dom.c (record_equivalences_from_stmt): Remove unneeded
5494 2008-03-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
5497 * config/rs6000/rs6000-c.c (rs6000_builtin_type_compatible): Handle
5500 2008-03-25 Richard Sandiford <rsandifo@nildram.co.uk>
5502 PR rtl-optimization/35232
5503 * reload1.c (reg_reloaded_call_part_clobbered): Clarify comment.
5504 (forget_old_reloads_1, forget_marked_reloads): Don't clear
5505 reg_reloaded_call_part_clobbered here.
5506 (reload_regs_reach_end_p): New function.
5507 (reload_reg_rtx_for_input): New variable.
5508 (reload_reg_rtx_for_output): Likewise.
5509 (emit_input_reload_insns): Use reloadreg rather than rl->reg_rtx
5510 when reassigning a pseudo register. Load reloadreg from
5511 reload_reg_rtx_for_input, moving the mode and register
5513 (do_input_reload): ...here. Use the mode-adjusted reg_rtx
5514 instead of the original when deciding whether an input reload
5515 would be a no-op or whether an output reload can be deleted.
5516 (emit_output_reload_insns): Use the mode-adjusted reg_rtx
5517 when setting up new_spill_reg_store. Load it from
5518 reload_reg_rtx_for_output, moving the mode and register
5520 (do_output_reload): ...here. Use the mode-adjusted reg_rtx
5521 instead of the original when deciding whether an output reload
5522 would be a no-op. Do the same when modifying insn notes.
5523 Use rtx_equal_p instead of == to compare the registers.
5524 (inherit_piecemeal_p): Take a mode and two register numbers
5526 (emit_reload_insns): Clear new_spill_reg_store for every hard
5527 register in the reload register. Remove spill registers
5528 from reg_reloaded_valid before considering whether to record
5529 inheritance information for them. Use reload_reg_rtx_for_output
5530 instead of reg_rtx when recording output reloads. Use
5531 reload_reg_rtx_for_input instead of reg_rtx when recording
5532 input reloads. Set or clear reg_reloaded_call_part_clobbered
5533 at the same time as setting reg_reloaded_valid.
5534 (delete_output_reload): Add a new_reload_reg parameter and use it
5535 instead of rld[j].reg_rtx.
5536 (emit_input_reload_insns, do_input_reload, do_output_reload): Adjust
5539 2008-03-25 Tom Tromey <tromey@redhat.com>
5541 * Makefile.in (build/gensupport.o): Depend on insn-modes.h.
5542 (build/genattr.o): Likewise.
5543 (build/genattrtab.o): Likewise.
5544 (build/gencodes.o): Likewise.
5545 (build/genconfig.o): Likewise.
5546 (build/genconstants.o): Likewise.
5547 (build/genemit.o): Likewise.
5548 (build/genextract.o): Likewise.
5549 (build/genflags.o): Likewise.
5551 2008-03-25 Bob Wilson <bob.wilson@acm.org>
5553 * config/xtensa/xtensa.c (xtensa_va_start): Use build_int_cst
5554 instead of size_int for integer types.
5555 (xtensa_gimplify_va_arg_expr): Likewise. Convert index to sizetype
5556 to match type of MINUS_EXPR.
5558 2008-03-25 Tom Tromey <tromey@redhat.com>
5560 * configure: Rebuilt.
5561 * configure.ac (BUILD_DEPMODE): Extract CCDEPMODE from temporary
5564 2008-03-25 Tom Tromey <tromey@redhat.com>
5566 * config/x-solaris (host-solaris.o): Update.
5567 * config/x-linux (host-linux.o): Update.
5568 * config/x-hpux (host-hpux.o): Update.
5569 * config/x-darwin (host-darwin.o): Update.
5570 * config/v850/t-v850e (v850-c.o): Update.
5571 * config/v850/t-v850 (v850-c.o): Update.
5572 * config/t-vxworks (vxworks.o): Update.
5573 * config/t-sol2 (sol2-c.o, sol2.o): Update.
5574 * config/t-darwin (darwin.o, darwin-c.o, darwin-driver.o): Update.
5575 * config/spu/t-spu-elf (spu-c.o): Update.
5577 * config/sh/t-symbian (sh-c.o): Update.
5578 (symbian.o): Update.
5579 * config/sh/t-sh (sh-c.o): Update.
5580 * config/score/t-score-elf (score7.o, score3.o): Update.
5581 * config/rs6000/x-rs6000 (driver-rs6000.o): Update.
5582 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Update.
5583 * config/rs6000/x-darwin (host-ppc-darwin.o): Update.
5584 * config/rs6000/t-rs6000 (rs6000-c.o): Update.
5586 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
5587 * config/m32c/t-m32c (m32c-pragma.o): Update.
5588 * config/ia64/t-ia64 (ia64-c.o): Update.
5589 * config/i386/x-mingw32 (host-mingw32.o): Update.
5590 * config/i386/x-i386 (driver-i386.o): Update.
5591 * config/i386/x-darwin (host-i386-darwin.o): Update.
5592 * config/i386/x-cygwin (host-cygwin.o): Update.
5593 * config/i386/t-nwld (nwld.o): Update.
5594 * config/i386/t-netware (netware.o): Update.
5595 * config/i386/t-interix (winnt.o): Update.
5596 * config/i386/t-cygwin (cygwin1.o, cygwin2.o): Update.
5597 * config/i386/t-cygming (winnt.o, winnt-cxx.o, winnt-stubs.o,
5598 msformat-c.o): Update.
5599 * config/bfin/t-bfin-linux (generated_files): Add
5600 linux-sysroot-suffix.h.
5601 * config/arm/t-wince-pe (pe.o): Update.
5602 * config/arm/t-strongarm-pe (pe.o): Update.
5603 * config/arm/t-pe (pe.o): Update.
5604 * config/arm/t-arm (arm-c.o): Update.
5605 * doc/install.texi (Prerequisites): Require make 3.80.
5606 * Makefile.in: Remove .o targets.
5607 (CCDEPMODE, DEPDIR, depcomp, BUILD_DEPMODE): New variables.
5608 (OBSTACK_H, FIBHEAP_H, PARTITION_H, MD5_H, BCONFIG_H): Remove.
5609 (simple_generated_h, simple_generated_c): Move earlier.
5610 (generated_files): New variable.
5611 (TARGET_H, MACHMODE_H, HOOKS_H, HOSTHOOKS_DEF_H, LANGHOOKS_DEF_H,
5612 TARGET_DEF_H, RTL_BASE_H, RTL_H, PARAMS_H, BUILTINS_DEF, TREE_H,
5613 BASIC_BLOCK_H, GCOV_IO_H, COVERAGE_H, DEMANGLE_H, RECOG_H,
5614 ALIAS_H, EMIT_RTL_H, FLAGS_H, FUNCTION_H, EXPR_H, OPTABS_H,
5615 REGS_H, RA_H, RESOURCE_H, SCHED_INT_H, INTEGRATE_H, CFGLAYOUT_H,
5616 CFGLOOP_H, IPA_UTILS_H, IPA_REFERENCE_H, IPA_TYPE_ESCAPE_H,
5617 CGRAPH_H, DF_H, RESOURCE_H, DDG_H, GCC_H, GGC_H, TIMEVAR_H,
5618 INSN_ATTR_H, C_COMMON_H, C_PRAGMA_H, C_TREE_H, SYSTEM_H,
5619 PREDICT_H, DECNUM_H, MKDEPS_H, SYMTAB_H, TREE_DUMP_H,
5620 TREE_GIMPLE_H, TREE_FLOW_H, TREE_SSA_LIVE_H, PRETTY_PRINT_H,
5621 DIAGNOSTIC_H, C_PRETTY_PRINT_H, SCEV_H, LAMBDA_H, TREE_DATA_REF_H,
5622 VARRAY_H, TREE_INLINE_H, REAL_H, DBGCNT_H, EBIMAP_H): Remove.
5624 (COMPILE.base, COMPILE): New variables.
5625 (%.o): New pattern rule.
5626 (ALL_HOST_OBJS): New variable.
5627 (xgcc$(exeext), cpp$(exeext)): Remove extra version.o.
5628 (dummy-checksum.o, cc1-checksum.o): Remove.
5629 (DRIVER_SHLIB): New variable.
5630 (DRIVER_DEFINES): Use it.
5631 (gencondmd.c): Move out of build/.
5632 (s-conditions): Update.
5633 (BUILDCOMPILE.base, BUILDCOMPILE): New variables.
5634 (ALL_BUILD_OBJS): Likewise.
5635 (build/%.o): Use BUILDCOMPILE.
5636 (build/ggc-none.o, build/ggc-none.o, build/min-insn-modes.o,
5637 build/print-rtl.o, build/read-rtl.o, build/rtl.o, build/vec.o,
5638 build/gencondmd.o, build/genattrtab.o, build/genautomata.o,
5639 build/gencheck.o, build/gencodes.o, build/genconditions.o,
5640 build/genconfig.o, build/genconstants.o, build/genemit.o,
5641 build/genextract.o, build/genflags.o, build/genmddeps.o,
5642 build/genopinit.o, build/genoutput.o, build/genpeep.o,
5643 build/genpreds.o, build/genrecog.o, build/gcov-iov.o,
5644 build/gen-protos.o, build/scan.o, build/fix-header.o,
5645 build/scan-decls.o): Simplify.
5646 (collect2.o, c-opts.o, gcc.o, gccspec.o, gcc-options.o,
5647 cppdefault.o, protoize.o, unprotoize.o, intl.o, version.o,
5648 prefix.o, toplev.o): Reduce to variable setting.
5649 (libbackend.o): Use COMPILE. Remove most dependencies. Move later.
5650 ($(out_object_file), gcc-options.o): New targets.
5651 ($(ALL_HOST_OBJS)): New target. Include dependency files.
5652 * configure: Rebuilt.
5653 * configure.ac: Call ZW_CREATE_DEPDIR, ZW_PROG_COMPILER_DEPENDENCIES.
5654 * doc/sourcebuild.texi (Front End Directory): Document new variable.
5656 2008-03-25 Douglas Gregor <doug.gregor@gmail.com>
5658 * c-common.c (c_sizeof_or_alignof_type): If we're not allowed to
5659 complain when we hit an error, return ERROR_MARK_NODE.
5661 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
5663 * config/sh/constraints.md (Pso, Psz): New constraints.
5664 * config/sh/sh.c (print_operand): Add %V and %W operand codes.
5665 * config/sh/sh.md (*andsi3_bclr, *iorsi3_bset): New insns.
5667 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
5669 * config/sh/sh.c (sh_expand_t_scc): Emit movrt for SH2A if possible.
5670 * config/sh/sh.md (xorsi3_movrt, movrt): New insns.
5672 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
5674 * config/sh/sh.md (prefetch): Add condition for SH2A target.
5675 (prefetch_sh2a): New.
5677 2008-03-25 Jayant Sonar <Jayant.sonar@kpitcummins.com>
5678 Naveen.H.S <naveen.hs@kpitcummins.com>
5680 * config/sh/constraints.md (I28): New constraint.
5681 * config/sh/sh.c (broken_move): Add support for movi20s.
5682 * config/sh/sh.md (movsi_ie): Add the alternative for movi20s.
5684 2008-03-25 Anil Paranjape <anil.paranjape@kpitcummins.com>
5685 Jayant Sonar <Jayant.sonar@kpitcummins.com>
5686 Naveen.H.S <naveen.hs@kpitcummins.com>
5688 * config/sh/sh.c (SH_ATTRIBUTES): Define.
5689 (SYMBOL_FLAG_FUNCVEC_FUNCTION): Define.
5690 (print_operand): Handle resbank in %@ operand code.
5691 (sh_encode_section_info): New.
5692 (push_regs): Add conditions for resbank.
5693 (sh_expand_epilogue): Likewise.
5694 (sh_insert_attributes): Likewise.
5695 (sh_attribute_table): Likewise.
5696 (sh_handle_resbank_handler_attribute): New.
5697 (sh2a_handle_function_vector_handler_attribute): New.
5698 (sh2a_is_function_vector_call): New.
5699 (sh2a_get_function_vector_number): New.
5700 (sh2a_function_vector_p): New.
5701 (sh_cfun_resbank_handler_p): New.
5702 * config/sh/sh.md (calli): Emit jsr/n if possible.
5703 (calli_tbr_rel): New.
5704 (calli_pcrel): Emit jsr/n if possible.
5705 (return_i): Emit rts/n if possible.
5706 (call_valuei_tbr_rel): New.
5707 (call_valuei_pcrel): Add condition for SH2A target.
5708 (call_value): Likewise.
5709 * config/sh/sh-protos.h (sh_cfun_resbank_handler_p): Declare.
5710 (sh2a_get_function_vector_number): Likewise.
5711 (sh2a_is_function_vector_call): Likewise.
5712 * doc/extend.texi: Document TBR relative addressing of SH2A.
5713 (resbank): Add description for SH2A.
5715 2008-03-24 Richard Guenther <rguenther@suse.de>
5718 * gimplify.c (gimplify_modify_expr): For frontend type-correct
5719 pointer assignments change conversions according to middle-end rules.
5720 (gimplify_modify_expr_rhs): Deal with NULL TARGET_EXPR_INITIAL.
5721 * configure.ac: Include type checking in yes.
5722 * configure: Regenerate.
5724 2008-03-24 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5726 * diagnostic.c (diagnostic_count_diagnostic): Delete.
5727 (diagnostic_report_diagnostic): Update. Handle ICEs here.
5729 2008-03-24 Nathan Sidwell <nathan@codesourcery.com>
5731 * gthr-vxworks.h (UNUSED): Define.
5733 2008-03-23 H.J. Lu <hongjiu.lu@intel.com>
5735 * config/i386/i386.h (STATIC_CHAIN_REGNUM): Use R10_REG and CX_REG.
5737 2008-03-23 Zuxy Meng <zuxy.meng@gmail.com>
5739 * doc/extend.texi (Function Attributes): Add missing comma in the
5740 example of the "alloc_size" attribute.
5742 2008-03-23 Uros Bizjak <ubizjak@gmail.com>
5745 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
5747 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
5750 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
5753 * stor-layout.c (update_alignment_for_field): Set minimum alignment
5754 of the underlying type of a MS bitfield layout to the natural
5755 alignment of the type.
5757 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
5759 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
5760 to their natural alignment to avoid store forwarding stalls.
5762 2008-03-22 Richard Guenther <rguenther@suse.de>
5764 * tree-cfg.c (verify_expr): Recurse again for invariant addresses.
5765 For PHI nodes verify the address is invariant.
5766 * tree-ssa-ccp.c (ccp_decl_initial_min_invariant): Remove.
5767 (get_symbol_constant_value): Use is_gimple_min_invariant.
5768 (maybe_fold_stmt_indirect): Likewise.
5770 2008-03-22 Richard Sandiford <rsandifo@nildram.co.uk>
5772 PR rtl-optimization/33927
5773 * Makefile.in (dse.o): Depend on $(TM_P_H).
5774 * expr.h (extract_low_bits): Declare.
5775 * expmed.c (extract_low_bits): New function.
5776 * rtlhooks.c (gen_lowpart_general): Generalize SUBREG handling.
5777 * dse.c: Include tm_p.h.
5778 (find_shift_sequence): Remove the read_reg argument and return the
5779 read value. Emit the instructions instead of returning them.
5780 Iterate on new_mode rather than calculating it each time.
5781 Check MODES_TIEABLE_P. Use simplify_gen_subreg to convert the
5782 source to NEW_MODE and extract_low_bits to convert the shifted
5784 (replace_read): Allow the load and store to have different mode
5785 classes. Use extract_low_bits when SHIFT == 0. Create the shift
5786 or extraction instructions before trying the replacement. Update
5787 dump-file code accordingly, avoiding use of REGNO (store_info->rhs).
5789 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
5791 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
5792 to their natural alignment to avoid store forwarding stalls.
5794 2008-03-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
5797 * config/rs6000/rs6000.md (floatdidf2): Discouraging fprs and
5798 encouraging but not allowing gprs for input;
5799 change the input constraint to !f#r.
5800 (fix_truncdfdi2): Discouraging fprs and encouraging but not allowing
5802 change the output constraint to !f#r.
5804 2008-03-21 Uros Bizjak <ubizjak@gmail.com>
5807 * config/i386/i386.md ("*floatunssi<mode2>_1"): New pattern with
5808 corresponding post-reload splitters.
5809 ("floatunssi<mode>2"): Expand to unsigned_float x87 insn pattern
5810 when x87 FP math is selected.
5811 * config/i386/i386-protos.h (ix86_expand_convert_uns_sixf_sse):
5812 New function prototype.
5813 * config/i386/i386.c (ix86_expand_convert_uns_sixf_sse): New
5814 unreachable function to ease macroization of insn patterns.
5816 2008-03-21 Martin Jambor <mjambor@suse.cz>
5818 * tree-data-ref.c (dump_data_dependence_relation): Avoid data
5819 reference dumps if ddr is NULL or dependence is unknown.
5821 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
5823 * config/sh/linux-atomic.asm (ATOMIC_TEST_AND_SET): Take
5824 unsigned extension into account.
5825 (ATOMIC_COMPARE_AND_SWAP): Likewise.
5826 (ATOMIC_FETCH_AND_OP, ATOMIC_FETCH_AND_COMBOP): Likewise.
5827 Do computations on a scratch register.
5829 2008-03-21 Richard Guenther <rguenther@suse.de>
5831 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
5832 Use is_gimple_min_invariant instead of TREE_INVARIANT.
5833 * tree-ssa-loop-ivopts.c (force_expr_to_var_cost): Likewise.
5834 * tree-ssa-dom.c (record_equality): Likewise.
5835 * tree-inline.c (copy_body_r): Likewise.
5836 * tree-ssa-pre.c (make_values_for_stmt): Remove test for
5839 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
5841 * config/sh/sh.c (split_branches): Pass zero to redirect_jump
5842 as 'delete_unused' argument.
5844 2008-03-20 Richard Guenther <rguenther@suse.de>
5846 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
5847 special casing of constant qualifiers.
5848 * tree-ssa.c (useless_type_conversion_p_1): Instead do not
5849 care about them in general.
5850 * tree-ssa-ccp.c (ccp_fold): Addresses are constant or not
5851 regardless of their type.
5852 (fold_stmt_r): Forcefully fold *& if we end up with that.
5854 2008-03-20 Paul Brook <paul@codesourcery.com>
5856 * config.gcc (arm*-*-uclinux*): Remove duplicate arm/uclinux-elf.h.
5857 * config/arm/uclinux-eabi.h (SUBTARGET_EXTRA_LINK_SPEC): Add extra
5859 * config/arm/bpabi.h (SUBTARGET_EXTRA_LINK_SPEC): Provide default
5861 (LINK_SPEC): Use SUBTARGET_EXTRA_LINK_SPEC.
5862 * config/arm/unwind-arm.h (_Unwind_decode_target2): Add uClinux.
5864 2008-03-20 Volker Reichelt <v.reichelt@netcologne.de>
5866 * common.opt (Wmudflap): New option.
5867 * tree-mudflap.c (mf_xform_derefs_1): Guard warning by OPT_Wmudflap.
5868 (mx_register_decls): Likewise.
5869 (mudflap_finish_file): Likewise.
5870 * doc/invoke.texi: Document -Wno-mudflap.
5872 2008-03-20 Kai Tietz <kai.tietz@onevision.com>
5874 * c-format.c (replace_format_name_to_system_name): New.
5876 (convert_format_name_to_system_name): New.
5877 (decode_format_attr): Add use of convert_format_name_to_system_name.
5878 (format_types_orig): Add gnu_ prefix to names.
5879 (check_format_info_main): Special treating of \0 escaped names for
5880 supporting multi-character format specifiers as I32, I64.
5881 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): Use of user defined attributes.
5882 (gnu_target_overrides_format_attributes): New.
5883 * c-format.h: Add structure target_ovr_attr to hold
5884 system specific formatter names.
5885 * config.gcc: Add for x86&x86_64 cygwin and mingw32 targets the
5886 msformat-c.o file to c_target_objs and cxx_target_objs.
5887 * config/i386/mingw32.h (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
5888 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES_COUNT): New.
5889 (TARGET_N_FORMAT_TYPES): New.
5890 * config/i386/msformat-c.c: New.
5891 * config/i386/t-cygming: Add build rule for msformat-c.o.
5892 * doc/extend.texi: Add new format names gnu_* and ms_* and
5894 * doc/tm.texi: (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
5896 2008-03-20 Ira Rosen <irar@il.ibm.com>
5898 * doc/invoke.texi (-O3): Add -ftree-vectorize to the list of
5899 optimizations turned on under -O3.
5900 (ftree-vectorize): Add that the flag is turned on with -O3.
5902 2008-03-20 Ben Elliston <bje@au.ibm.com>
5904 * regmove.c (try_auto_increment): Fix spelling error in comment.
5905 * final.c (final_scan_insn): Likewise.
5907 2008-03-20 Uros Bizjak <ubizjak@gmail.com>
5910 * config/i386/mmx.md (*mov<mode>_internal_rex64"): Adjust register
5911 allocator preferences for "y" and "r" class registers.
5912 ("*mov<mode>_internal"): Ditto.
5913 ("*movv2sf_internal_rex64"): Ditto.
5914 ("*movv2sf_internal"): Ditto.
5916 2008-03-19 Michael Matz <matz@suse.de>
5919 * calls.c (expand_call): Check overlap of arguments with call
5920 address for sibcalls.
5922 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
5925 * stor-layout.c (update_alignment_for_field): Set minimum alignment
5926 of the underlying type of a MS bitfield layout to the natural
5927 alignment of the type.
5929 2008-03-19 Jan Hubicka <jh@suse.cz>
5932 * toplev.c (decode_d_option): Handle all CPP flags.
5933 * tree-vrp.c: Update tree_pass descriptors.
5934 * regrename.c: Update tree_pass descriptors.
5935 * fwprop.c: Update tree_pass descriptors.
5936 * doc/invoke.texi: Remove documentation of dropped -d? flags.
5937 * tree-into-ssa.c: Update tree_pass descriptors.
5938 * tree-dump.c: Update tree_pass descriptors.
5939 * tree-complex.c: Update tree_pass descriptors.
5940 * tree-dump.h: Update tree_pass descriptors.
5941 * see.c: Update tree_pass descriptors.
5942 * cgraphbuild.c: Update tree_pass descriptors.
5943 * tracer.c: Update tree_pass descriptors.
5944 * tree-loop-distribution.c: Update tree_pass descriptors.
5945 * cgraph.c: Update tree_pass descriptors.
5946 * postreload-gcse.c: Update tree_pass descriptors.
5947 * postreload.c: Update tree_pass descriptors.
5948 * tree-ssa-loop-ch.c: Update tree_pass descriptors.
5949 * tree-tailcall.c: Update tree_pass descriptors.
5950 * tree-pass.h (tree_opt_pass): Rename to ...
5951 (opt_pass) ... this one; add "type" field and remove letter field.
5952 (gimple_opt_pass, rtl_opt_pass, simple_ipa_opt_pass): New.
5953 (execute_pass_list, execute_ipa_pass_list, all_passes, all_ipa_passes,
5954 all_lowering_passes): Update declaration.
5955 * ipa-cp.c: Update tree_pass descriptors.
5956 * final.c: Update tree_pass descriptors.
5957 * omp-low.c: Update tree_pass descriptors.
5958 * tree-ssa-dse.c: Update tree_pass descriptors.
5959 * ipa-reference.c: Update tree_pass descriptors.
5960 * tree-ssa-uncprop.c: Update tree_pass descriptors.
5961 * auto-inc-dec.c: Update tree_pass descriptors.
5962 * reorg.c: Update tree_pass descriptors.
5963 * cgraphunit.c: Update tree_pass descriptors.
5964 * tree-ssa-copyrename.c: Update tree_pass descriptors.
5965 * tree-ssa-ccp.c: Update tree_pass descriptors.
5966 * df-core.c: Update tree_pass descriptors.
5967 * mode-switching.c: Update tree_pass descriptors.
5968 * tree-nomudflap.c: Update tree_pass descriptors.
5969 * modulo-sched.c: Update tree_pass descriptors.
5970 * ipa-pure-const.c: Update tree_pass descriptors.
5971 * cse.c: Update tree_pass descriptors.
5972 * web.c: Update tree_pass descriptors.
5973 * tree-stdarg.c: Update tree_pass descriptors.
5974 * tree-ssa-math-opts.c: Update tree_pass descriptors.
5975 * tree-ssa-dom.c: Update tree_pass descriptors.
5976 * tree-nrv.c: Update tree_pass descriptors.
5977 * tree-ssa-alias.c: Update tree_pass descriptors.
5978 * loop-init.c: Update tree_pass descriptors.
5979 * gimple-low.c: Update tree_pass descriptors.
5980 * ipa-inline.c: Update tree_pass descriptors.
5981 * tree-ssa-sink.c: Update tree_pass descriptors.
5982 * global.c: Update tree_pass descriptors.
5983 * ifcvt.c: Update tree_pass descriptors.
5984 * jump.c: Update tree_pass descriptors.
5985 * predict.c: Update tree_pass descriptors.
5986 * tree-ssa-loop.c: Update tree_pass descriptors.
5987 * recog.c: Update tree_pass descriptors.
5988 * dse.c: Update tree_pass descriptors.
5989 * tree-ssa-ifcombine.c: Update tree_pass descriptors.
5990 * tree-eh.c: Update tree_pass descriptors.
5991 * regmove.c: Update tree_pass descriptors.
5993 * function.c: Update tree_pass descriptors.
5994 * tree-vectorizer.c: Update tree_pass descriptors.
5995 * gcse.c: Update tree_pass descriptors.
5996 * ipa-type-escape.c: Update tree_pass descriptors.
5997 * tree-if-conv.c: Update tree_pass descriptors.
5998 * init-regs.c: Update tree_pass descriptors.
5999 * ipa.c: Update tree_pass descriptors.
6000 * tree-ssa-phiopt.c: Update tree_pass descriptors.
6001 * rtl-factoring.c: Update tree_pass descriptors.
6002 * lower-subreg.c: Update tree_pass descriptors.
6003 * bt-load.c: Update tree_pass descriptors.
6004 * tree-dfa.c: Update tree_pass descriptors.
6005 * except.c: Update tree_pass descriptors.
6006 * emit-rtl.c: Update tree_pass descriptors.
6007 * cfgexpand.c: Update tree_pass descriptors.
6008 * tree-cfgcleanup.c: Update tree_pass descriptors.
6009 * cfgcleanup.c: Update tree_pass descriptors.
6010 * tree-ssa-pre.c: Update tree_pass descriptors.
6011 * tree-sra.c: Update tree_pass descriptors.
6012 * tree-mudflap.c: Update tree_pass descriptors.
6013 * tree-ssa-copy.c: Update tree_pass descriptors.
6014 * cfglayout.c: Update tree_pass descriptors.
6015 * tree-ssa-forwprop.c: Update tree_pass descriptors.
6016 * tree-ssa-dce.c: Update tree_pass descriptors.
6017 * tree-ssa.c: Update tree_pass descriptors.
6018 * regclass.c: Update tree_pass descriptors.
6019 * integrate.c: Update tree_pass descriptors.
6020 * tree-optimize.c: Update tree_pass descriptors.
6021 * tree-ssa-phiprop.c: Update tree_pass descriptors.
6022 * tree-object-size.c: Update tree_pass descriptors.
6023 * combine.c: Update tree_pass descriptors.
6024 * tree-outof-ssa.c: Update tree_pass descriptors.
6025 * bb-reorder.c: Update tree_pass descriptors.
6026 * stack-ptr-mod.c: Update tree_pass descriptors.
6027 * var-tracking.c: Update tree_pass descriptors.
6028 * tree-profile.c: Update tree_pass descriptors.
6029 * tree-vect-generic.c: Update tree_pass descriptors.
6030 * reg-stack.c: Update tree_pass descriptors.
6031 * sched-rgn.c: Update tree_pass descriptors.
6032 * tree-ssa-structalias.c: Update tree_pass descriptors.
6033 * tree-cfg.c: Update tree_pass descriptors.
6034 * passes.c (current_pass): Update declaration.
6035 (finish_optimization_passes): Update.
6036 (all_passes, all_ipa_passes, all_lowering_passes): Update declaration.
6037 (register_one_dump_file, register_dump_files_1, next_pass_1):
6039 (init_optimization_passes): Update handling of new types.
6040 (execute_one_pass, execute_pass_list, execute_ipa_pass_list): Update.
6041 * ipa-struct-reorg.c: Update tree_pass descriptors.
6042 * tree-ssa-reassoc.c: Update tree_pass descriptors.
6043 * combine-stack-adj.c: Update tree_pass descriptors.
6044 * cfgrtl.c: Update tree_pass descriptors.
6045 * dce.c: Update tree_pass descriptors.
6046 * tree-ssanames.c: Update tree_pass descriptors.
6048 2008-03-19 Richard Guenther <rguenther@suse.de>
6051 * tree-ssa.c (walk_data): New structure.
6052 (warn_uninitialized_var): If not always_executed warn with "maybe"
6054 (execute_early_warn_uninitialized): Compute post-dominators.
6055 Initialize always_executed before processing each basic block.
6057 2008-03-18 Mikulas Patocka <mikulas@artax.karlin.mff.cuni.cz>
6060 * config/i386/i386.c (x86_this_parameter): Calculate correct location
6061 of "this" pointer when "regparm = N" or "fastcall" is in effect.
6063 2008-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6065 * doc/include/texinfo.tex: Update to version 2008-03-17.10.
6067 2008-03-18 Paolo Bonzini <bonzini@gnu.org>
6069 * expr.c (store_expr): Assume lang_hooks.reduce_bit_field_operations
6071 (expand_expr_real_1) <REDUCE_BIT_FIELD>: Don't look at ignore.
6072 (expand_expr_real_1): Assume lang_hooks.reduce_bit_field_operations
6073 is true. Add "&& !ignore" condition to reduce_bit_field. Modify
6074 target after ignore has been set, and move there also the commputation
6075 of subtarget and original_target.
6076 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS): Delete.
6077 (LANG_HOOKS_INITIALIZER): Remove it.
6078 * langhooks.h (struct lang_hooks): Remove reduce_bit_field_operations.
6080 2008-03-18 Richard Guenther <rguenther@suse.de>
6082 * tree-ssa-sccvn.c (visit_reference_op_load): If the lookup
6083 found an expression with constants, note that in the VN for the lhs.
6084 * tree-ssa-pre.c (eliminate): Visit COND_EXPR statements and
6085 fold them to constants if possible. Run cleanup_cfg if done so.
6086 (execute_pre): Return todo.
6088 (execute_fre): Likewise.
6089 * tree-ssa-forwprop.c (can_propagate_from): Allow propagation
6091 (get_prop_source_stmt): Look through pointer conversions.
6093 2008-03-18 Jan Hubicka <jh@suse.cz>
6095 * tree-pretty-print.c: Include predict.h.
6096 (dump_generic_node): Dump predictor.
6097 * tree.h (PREDICT_EXPR_OUTCOME, PREDICT_EXPR_PREDICTION): Update.
6098 * tree-gimple.c (is_gimple_stmt): Add PREDICT_EXPR.
6099 * gimple-low.c (lower_stmt): Likewise.
6100 * expr.c (expand_expr_real): Likewise.
6101 * predict.c (tree_bb_level_predictions): Use PREDICT_EXPRs and remove
6103 (build_predict_expr, build_predict_expr): New.
6104 * predict.h (predictor_name, build_predict_expr): Update.
6105 * c-typeck.c (c_finish_bc_stmt): Add prediction.
6106 * gimplify.c (gimplify_expr): Add PREDICT_EXPR.
6107 * predict.def (PRED_CONTINUE): Update hitrate.
6108 * tree.def (PREDICT_EXPR): Define.
6109 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Mark PREDICT_EXPR;
6110 do not handle BIND_EXPR.
6111 * tree-inline.c (estimate_num_insns_1): PREDICT_EXPR is free.
6112 * tree-cfg.c (verify_gimple_stmt): PREDICT_EXPR is valid.
6113 * tree-ssa-operands.c (get_expr_operands): PREDICT_EXPR takes no
6116 2008-03-18 Michael Matz <matz@suse.de>
6118 * gcov-io.h (__gcov_merge_ior, __gcov_fork): Mark hidden.
6120 2008-03-18 Richard Guenther <rguenther@suse.de>
6122 * tree-gimple.h (is_gimple_invariant_address): Declare.
6123 (is_gimple_constant): Likewise.
6124 * tree-gimple.c (is_gimple_constant): New function.
6125 (is_gimple_invariant_address): Likewise.
6126 (is_gimple_min_invariant): Implement in terms of is_gimple_constant
6127 and is_gimple_invariant_address.
6128 * tree-ssa-loop-niter.c (expand_simple_operations): Revert
6130 * tree-data-ref.c (get_references_in_stmt): A SSA_NAME is not
6131 an addressable base.
6133 2008-03-18 Jakub Jelinek <jakub@redhat.com>
6136 * gimplify.c (gimplify_expr): Gimplify second operand of
6139 2008-03-17 Richard Guenther <rguenther@suse.de>
6141 PR tree-optimization/19637
6142 * fold-const.c (fold_unary): Remove restrictions of removing
6143 intermediate pointer-conversions (P2)(P1)P0.
6144 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Recover from
6145 conversion to void pointer.
6146 (get_maxval_strlen): Handle addresses of the form &(*p)[0].
6148 2008-03-16 James E. Wilson <wilson@tuliptree.org>
6151 * dbxout.c (dbxout_expand_expr, case VAR_DECL): Return NULL for
6152 emulated thread local variables.
6154 2008-03-16 Richard Guenther <rguenther@suse.de>
6157 * tree-ssa-loop-niter.c (expand_simple_operations): Do not
6158 expand TREE_INVARIANT operations that are not gimple invariant.
6160 2008-03-16 Hans-Peter Nilsson <hp@axis.com>
6162 * doc/extend.texi (Alignment): Say that the ABI controls
6163 the __alignof__ for non-strict-alignment targets rather
6164 than being a recommendation.
6166 2008-03-15 Paul Brook <paul@codesourcery.com>
6168 * config/arm/arm.c (arm_unwind_emit): Suppress unused unwinding
6170 (arm_output_fn_unwind): Mark functions that can not be unwound.
6172 2008-03-15 Paul Brook <paul@codesourcery.com>
6174 * config/arm/arm.c (arm_rtx_costs_1): Add costs for ARMv6 value
6175 extension instructions.
6177 2008-03-15 Richard Guenther <rguenther@suse.de>
6179 * tree-ssa-ccp.c (ccp_fold): Also read from constant values
6180 and fold constant aggregate refs.
6181 (fold_const_aggregate_ref): Handle string constants
6182 and constructors in ARRAY_REFs. Handle INDIRECT_REF.
6183 (evaluate_stmt): Simplify now that ccp_fold folds constant
6186 2008-03-15 Paul Brook <paul@codesourcery.com>
6188 * config/arm/arm.md (insv): Use gen_insv_t2 and gen_insv_zero.
6189 (extzv): Use gen_extzv_t2.
6190 (insv_t2, insv_zero, extv, extzv_t2): New patterns.
6192 2008-03-15 Richard Guenther <rguenther@suse.de>
6194 * tree-ssa-ccp.c (get_symbol_constant_value): Export.
6195 (fold_const_aggregate_ref): Likewise.
6196 (get_value): Return NULL if we don't have any values.
6197 (ccp_finalize): Set const_val to NULL after freeing it.
6198 * tree-flow.h (get_symbol_constant_value): Declare.
6199 (fold_const_aggregate_ref): Likewise.
6200 * tree-ssa-sccvn.c (try_to_simplify): Use them.
6202 2008-03-15 Richard Guenther <rguenther@suse.de>
6205 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Make sure
6206 to not produce negative array indices if not allowed. Add
6207 parameter to indicate that.
6208 (maybe_fold_offset_to_component_ref): Allow negative array
6209 indices only for the first member of a structure.
6210 (maybe_fold_offset_to_reference): Allow negative array indices.
6211 (maybe_fold_stmt_addition): Likewise.
6213 2008-03-15 Bjoern Haase <bjoern.m.haase@web.de>
6214 Anatoly Sokolov <aesok@post.ru>
6216 * config/avr/avr.c (avr_arch_types): Add avr6 entry.
6217 (avr_arch): Add ARCH_AVR6.
6218 (avr_mcu_types): Add 'atmega2560' and 'atmega2561' entry.
6219 (initial_elimination_offset): Initialize and use 'avr_pc_size'
6220 instead of fixed value 2.
6221 (print_operand_address): Use gs() asm specifier instead of pm().
6222 (avr_assemble_integer): (Ditto.).
6223 (avr_output_addr_vec_elt): (Ditto.).
6224 (print_operand): Handle "!" code.
6225 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Add
6226 __AVR_3_BYTE_PC__, __AVR_2_BYTE_PC__ and __AVR_HAVE_JMP_CALL__.
6227 (AVR_HAVE_EIJMP_EICALL): Define.
6228 (AVR_3_BYTE_PC): Redefine.
6229 (AVR_2_BYTE_PC): (Ditto.).
6230 (PRINT_OPERAND_PUNCT_VALID_P): Add '!' code.
6231 (LINK_SPEC): Add atmega2560 and atmega2561.
6232 (CRT_BINUTILS_SPEC): Add atmega2560 (crtm2560.o) and atmega2561
6234 * config/avr/avr.md (call_insn): Use eicall instead of icall
6235 for 3 byte PC devices.
6236 (call_value_insn): (Ditto.).
6237 (*tablejump_enh): Use eijmp instead of ijmp for 3 byte PC devices.
6238 (indirect_jump): Use only for for 2 byte PC devices.
6239 (*tablejump): (Ditto.).
6240 (*indirect_jump_avr6): Add insn.
6241 (*tablejump_rjmp): Don't use for 3 byte PC devices.
6242 * config/avr/libgcc.S (__prologue_saves__): Use eijmp
6243 instead of ijmp for 3 byte PC devices.
6244 (__tablejump2__): (Ditto.).
6245 * config/avr/t-avr (MULITLIB_OPTIONS): Add avr6 architecture.
6246 (MULITLIB_DIRNAMES): (Ditto.).
6247 (MULTILIB_MATCHES): Add atmega2560 and atmega2561 to list.
6249 2008-03-15 Uros Bizjak <ubizjak@gmail.com>
6251 * config/i386/mmx.md ("sse2_umulv1siv2di3"): Rename from
6252 "sse2_umulsidi3". Use V1DI mode for operand 0.
6253 ("mmx_psadbw"): Use V1DI mode for operand 0.
6254 * config/i386/i386-modes.def (V1SI): New vector mode.
6255 * config/i386/i386.c (struct builtin_description)
6256 [IX86_BUILTIN_PMULUDQ]: Use CODE_FOR_sse2_umulv1siv1di3.
6257 (v1di_ftype_v8qi_v8qi): Rename from di_ftype_v8qi_v8qi.
6258 (v1di_ftype_v2si_v2si): Rename from di_ftype_v2si_v2si.
6259 (ix86_init_mmx_sse_builtins) [__builtin_ia32_psadbw]: Use
6260 v1di_ftype_v8qi_v8qi type.
6261 [__builtin_ia32_pmuludq]: Use v1di_ftype_v2si_v2si type.
6263 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psadbw,
6264 __builtin_ia32_pmuludq]: Fix the mode of return value.
6266 2008-03-15 Richard Guenther <rguenther@suse.de>
6269 * tree-ssa-pre.c (bitmap_find_leader): Handle expression
6272 2008-03-14 Bob Wilson <bob.wilson@acm.org>
6274 * doc/invoke.texi (Option Summary, Xtensa Options): Document
6275 -mserialize-volatile and -mno-serialize-volatile Xtensa options.
6276 * config/xtensa/xtensa.c (print_operand): Do not emit MEMW instructions
6277 unless TARGET_SERIALIZE_VOLATILE is enabled.
6278 * config/xtensa/xtensa.md (*lsiu, *ssiu): Likewise.
6279 * config/xtensa/xtensa.h (TARGET_DEFAULT): Add MASK_SERIALIZE_VOLATILE.
6280 * config/xtensa/xtensa.opt (mserialize_volatile): New option.
6282 2008-03-14 Richard Guenther <rguenther@suse.de>
6284 PR tree-optimization/34172
6285 * tree-flow.h (refs_may_alias_p): Declare.
6286 (get_single_def_stmt): Likewise.
6287 (get_single_def_stmt_from_phi): Likewise.
6288 (get_single_def_stmt_with_phi): Likewise.
6289 * tree-dfa.c (refs_may_alias_p): New function.
6290 (get_single_def_stmt): Likewise.
6291 (get_single_def_stmt_from_phi): Likewise.
6292 (get_single_def_stmt_with_phi): Likewise.
6293 * tree-ssa-sccvn.c (get_def_ref_stmt_vuses): New function.
6294 (vn_reference_lookup_1): New helper function.
6295 (vn_reference_lookup): Walk the virtual use-def chain to
6296 continue searching for a match if the def does not alias the
6297 reference we are looking for.
6299 2008-03-14 David Edelsohn <edelsohn@gnu.org>
6301 * doc/install.texi (Binaries): Remove UCLA archive. Add HVCC
6302 archive and Perzl. Update The Written Word listing.
6304 2008-03-14 Richard Guenther <rguenther@suse.de>
6306 PR tree-optimization/34043
6307 PR tree-optimization/33989
6308 * tree-ssa-pre.c (execute_pre): Allow SCCVN to do insertion
6310 (bitmap_find_leader): Use extra argument to verify dominance
6311 relationship inside a basic-block.
6312 (can_PRE_operation): Add VIEW_CONVERT_EXPR.
6313 (find_leader_in_sets): Adjust.
6314 (create_component_ref_by_pieces): Take extra argument for
6315 dominance check, handle lookup failures.
6316 (find_or_generate_expression): Likewise.
6317 (create_expression_by_pieces): Likewise.
6318 (insert_into_preds_of_block): Adjust.
6319 (create_value_expr_from): If asked for, verify all operands
6320 are in the blocks AVAIL_OUT set.
6321 (make_values_for_stmt): Check for SSA_NAMEs that are life
6322 over an abnormal edge.
6323 (compute_avail): Remove such check.
6324 (do_SCCVN_insertion): New function.
6325 (eliminate): If we do not find a leader suitable for replacement
6326 insert a replacement expression from SCCVN if available.
6327 * tree-ssa-sccvn.h (run_scc_vn): Update prototype.
6328 (struct vn_ssa_aux): Add needs_insertion flag.
6329 * tree-ssa-sccvn.c (may_insert): New global flag.
6330 (copy_reference_ops_from_ref): Value-number union member access
6331 based on its size, not type and member if insertion is allowed.
6332 (visit_reference_op_load): For a weak match from union type
6333 punning lookup a view-converted value and insert a SSA_NAME
6334 for that value if that is not found.
6335 (visit_use): Make dumps shorter. Do not disallow value numbering
6336 SSA_NAMEs that are life over an abnormal edge to constants.
6337 (free_scc_vn): Release inserted SSA_NAMEs.
6338 (run_scc_vn): New flag to specify whether insertion is allowed.
6339 Process SSA_NAMEs in forward order.
6340 * tree-ssa-loop-im.c (for_each_index): Handle invariant
6341 ADDR_EXPRs inside VIEW_CONVERT_EXPR.
6342 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPRs from/to
6343 pointer type to/from integral types that do not change the
6344 precision to regular conversions.
6346 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
6348 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
6349 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
6350 __builtin_ia32_psrl?i, __builtin_ia32_psra?i, __builtin_ia32_psll?128,
6351 __builtin_ia32_psrl?128, __builtin_ia32_psra?128]: Fix the mode of
6352 input arguments and the mode of return value. Built-in functions
6353 that operate on whole 64-bit MMX register now use V1DI mode.
6355 2008-03-13 Alon Dayan <alond@il.ibm.com>
6356 Olga Golovanevsky <olga@il.ibm.com>
6358 PR tree-optimization/35041
6359 * ipa-struct-reorg.c (find_pos_in_stmt_1): Add another option
6360 to locate the right position in a statement.
6362 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
6366 * config/i386/xmmintrin.h: Change all static inline functions to
6367 extern inline and add __gnu_inline__ attribute.
6368 * config/i386/bmintrin.h: Ditto.
6369 * config/i386/smmintrin.h: Ditto.
6370 * config/i386/tmmintrin.h: Ditto.
6371 * config/i386/mmintrin-common.h: Ditto.
6372 * config/i386/ammintrin.h: Ditto.
6373 * config/i386/emmintrin.h: Ditto.
6374 * config/i386/pmmintrin.h: Ditto.
6375 * config/i386/mmintrin.h: Ditto.
6376 * config/i386/mm3dnow.h: Ditto.
6378 2008-03-13 Jakub Jelinek <jakub@redhat.com>
6381 * omp-low.c (lower_regimplify, init_tmp_var, save_tmp_var): Removed.
6382 (lower_omp_2): New function.
6383 (lower_omp_1, lower_omp): Rewritten.
6385 2008-03-13 Danny Smith <dannysmith@users.sourceforge.net>
6388 * doc/extend.texi (Structure-Packing Pragmas): Replace "Win32"
6389 with the phrase "Microsoft Windows compilers".
6390 (Push/Pop Macro Pragmas): New subsection. Document
6391 #pragma push_macro and pragma pop_macro.
6393 2008-03-12 Paul Brook <paul@codesourcery.com>
6395 * config/arm/arm.c (output_move_double): Prefer LDRD to LDM.
6397 2008-03-12 Paul Brook <paul@codesourcery.com>
6399 * config/arm/thumb2.md: Extend peephole to cover 3-arg subs.
6400 (thumb2_alusi3_short): Exclude PLUS and MINUS.
6401 (thumb2_addsi_shortim): Rename ...
6402 (thumb2_addsi_short): ... to this. Allow register operands.
6403 (thumb2_subsi_short): New pattern.
6404 (thumb2_one_cmplsi2_short,
6405 thumb2_negsi2_short): New patterns and peepholes.
6407 2008-03-12 Paul Brook <paul@codesourcery.com>
6409 * config/arm/arm.c (arm_size_rtx_costs): Use ARM costs for Thumb-2.
6411 2008-03-12 Uros Bizjak <ubizjak@gmail.com>
6413 * config/i386/i386.md (int_cond): New code iterator.
6415 ("s<code>"): Macroize expander from seq, sne, sgt, sgtu, slt, sltu,
6416 sge, sgeu, sle and sleu expanders usign int_cond code iterator.
6417 ("s<code>"): Macroize expander from sunordered, sordered, suneq, sunge,
6418 sungt, sunle, sunlt and sltgt expanders usign fp_cond code iterator.
6419 ("b<code>"): Macroize expander from beq, bne, bgt, bgtu, blt, bltu,
6420 bge, bgeu, ble and bleu expanders usign int_cond code iterator.
6421 ("b<code>"): Macroize expander from bunordered, bordered, buneq, bunge,
6422 bungt, bunle, bunlt and bltgt expanders usign fp_cond code iterator.
6424 2008-03-12 Paul Brook <paul@codesourcery.com>
6426 * config/arm/arm.c (use_return_insn): Use offsets->saved_regs_mask
6427 instead of {arm,thumb}_compute_save_reg_mask.
6428 (output_return_instruction): Ditto.
6429 (thumb_unexpanded_epilogue): Ditto.
6430 (thumb1_expand_prologue): Ditto.
6431 (thumb1_output_function_prologue): Ditto.
6432 (arm_set_return_address): Ditto.
6433 (thumb_set_return_address): Ditto.
6434 (arm_get_frame_offsets): Set offsets->saved_regs_mask. Push extra
6435 regs to achieve stack alignment.
6436 (thumb1_compute_save_reg_mask): Fix compiler warning.
6437 (arm_output_epilogue): Use offsets->saved_regs_mask.
6438 Adjust stack pointer by poping call clobered registers.
6439 (arm_expand_prologue): Use offsets->saved_regs_mask.
6440 Adjust stack pointer by pushing extra registers.
6441 * config/arm.h (arm_stack_offsets): Add saved_regs_mask.
6443 2008-03-12 Paolo Bonzini <bonzini@gnu.org>
6446 * fold-const.c (fold_unary) <NOP_EXPR>: Distribute a narrowing
6447 conversion to the operands of a multiplication.
6449 2008-03-12 Richard Guenther <rguenther@suse.de>
6451 * Makefile.in (OBJS-common): Add tree-ssa-phiprop.o
6452 (tree-ssa-phiprop.o): Copy dependencies from tree-ssa-forwprop.o.
6453 * timevar.def (TV_TREE_PHIPROP): Add.
6454 * tree-ssa-phiprop.c: Split from tree-ssa-forwprop.c, added
6455 pass description. Use TV_TREE_PHIPROP.
6456 * tree-ssa-forwprop.c: Remove phiprop code.
6458 2008-03-12 Jakub Jelinek <jakub@redhat.com>
6461 * omp-low.c (maybe_lookup_decl): Constify first argument.
6462 (use_pointer_for_field): Change last argument from bool to
6463 omp_context *. Disallow shared copy-in/out in nested
6464 parallel if decl is shared in outer parallel too.
6465 (build_outer_var_ref, scan_sharing_clauses,
6466 lower_rec_input_clauses, lower_copyprivate_clauses,
6467 lower_send_clauses, lower_send_shared_vars): Adjust callers.
6469 2008-03-12 Victor Kaplansky <victork@il.ibm.com>
6470 Ira Rosen <irar@il.ibm.com>
6472 * tree-vectorizer.c (free_stmt_vec_info): New function.
6473 (destroy_loop_vec_info): Move code to free_stmt_vec_info().
6474 Call free_stmt_vec_info(). Free LOOP_VINFO_STRIDED_STORES..
6475 * tree-vectorizer.h (free_stmt_vec_info): Declare.
6476 * tree-vect-transform.c (vectorizable_conversion): Free
6477 vec_oprnds0 if it was allocated.
6478 (vect_permute_store_chain): Remove unused VECs.
6479 (vectorizable_store): Free VECs that are allocated in the..
6481 (vect_transform_strided_load, vectorizable_load): Likewise.
6482 (vect_remove_stores): Simplify the code.
6483 (vect_transform_loop): Move code to vect_remove_stores().
6484 Call vect_remove_stores() and free_stmt_vec_info().
6486 2008-03-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6488 * pa.h (TARGET_LONG_PIC_SDIFF_CALL): Conditionalize define on
6489 TARGET_HPUX. Revise comment.
6490 (TARGET_LONG_PIC_PCREL_CALL): Revise comment.
6491 * pa.c (output_call): Update for revised TARGET_LONG_PIC_SDIFF_CALL.
6492 Use sr4 variant of `be' instruction when not generating PIC code.
6493 (attr_length_call): Adjust for above change.
6495 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
6497 * ipa-reference.c (static_execute): Remove module_statics_const and
6498 associated setting code.
6500 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
6503 * config/i386/i386.md (paritysi2, paritydi2): Use register_operand
6504 predicate for operand 1.
6505 (paritysi2_cmp): Use register_operand predicate for operand 2.
6506 Use earlyclobber modifier for operand 1. Remove support for
6508 (paritydi2_cmp): Use register_operand predicate for operand 3.
6509 Use earlyclobber modifier for operand 1. Remove support for
6512 2008-03-11 Paul Brook <paul@codesourcery.com>
6513 Vladimir Prus <vladimir@codesourcery.com>
6515 * config/arm/arm.c (use_return_insn): Check TARGET_APCS_FRAME.
6516 (arm_compute_save_reg0_reg12_mask): Always
6517 check if register 11 must be saved. Always safe hard frame pointer
6518 when frame_pointer_needeed.
6519 (arm_compute_save_reg_mask): Save IP and PC
6520 only with apcs frames.
6521 (arm_output_epilogue): Adjust Thumb2 codepath to
6522 be also invoked and work for ARM non-apcs frames.
6523 (arm_expand_prologue): Don't bother saving IP
6524 for non-apcs frame, since it's not clobbered by
6525 prologue code. Implement non-apcs frame
6528 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
6530 PR rtl-optimization/35281
6531 * expr.c (convert_move): Use a new pseudo for the intermediate
6532 from_mode->word_mode result.
6534 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
6536 * langhooks-def.h (LANG_HOOKS_CLEAR_BINDING_STACK): Delete.
6537 * langhooks.h (struct lang_hooks): Delete clear_binding_stack member.
6538 * toplev.c (compile_file): Don't call it.
6540 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
6543 * expr.c (store_expr): Call emit_block_move if the mode
6544 of "temp" RTX is BLKmode.
6546 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
6547 Richard Guenther <rguenther@suse.de>
6549 PR tree-optimization/31358
6550 * tree-ssa-loop-manip.c (create_iv): Call force_gimple_operand for
6551 the step with a NULL_TREE.
6552 * tree-ssa-loop-ivopts.c (find_bivs): Convert the step
6553 to sizetype if type is a pointer type.
6554 (add_candidate_1): Don't convert the base and step to
6555 the generic type if the orginal type is a pointer type.
6556 (add_iv_value_candidates): Use sizetype for the step
6557 if type is a pointer type.
6558 (cand_value_at): Likewise.
6559 * tree-ssa-address.c (add_to_parts): Use POINTER_PLUS_EXPR
6561 * tree-affine.c (tree_to_aff_combination <POINTER_PLUS_EXPR>):
6562 Don't convert the tem affine to the type.
6563 (add_elt_to_tree): Use sizetype for the step if a pointer.
6564 Use POINTER_PLUS_EXPR for pointers.
6565 (aff_combination_to_tree): Use sizetype for the step if a
6568 2008-03-10 Vladimir Makarov <vmakarov@redhat.com>
6570 * config/i386/sse.md (ssse3_pmaddubswv8hi3, ssse3_pmaddubswv4hi3):
6571 Remove commutativity hint.
6573 2008-03-10 Jakub Jelinek <jakub@redhat.com>
6577 * c-parser.c (c_parser_omp_threadprivate): Don't add vars with
6578 errorneous type. Check that v is a VAR_DECL.
6581 * tree-cfg.c (new_label_mapper): Update cfun->last_label_uid.
6583 2008-03-10 H.J. Lu <hongjiu.lu@intel.com>
6585 PR tree-optimization/35494
6586 * tree-ssa-ccp.c (get_symbol_constant_value): Check if value
6587 may be overriden at link and run time.
6589 2008-03-10 Richard Guenther <rguenther@suse.de>
6591 PR tree-optimization/34677
6592 * tree-ssa-pre.c (modify_expr_node_pool): Remove.
6593 (poolify_tree): Likewise.
6594 (modify_expr_template): Likewise.
6595 (poolify_modify_stmt): Likewise.
6596 (insert_fake_stores): Handle all component-ref style stores
6597 in addition to INDIRECT_REF. Also handle complex types.
6598 Do not poolify the inserted load.
6599 (realify_fake_stores): Do not rebuild the tree but only
6600 make it a SSA_NAME copy.
6601 (init_pre): Remove initialzation of modify_expr_template.
6602 Do not allocate modify_expr_node_pool.
6603 (fini_pre): Do not free modify_expr_node_pool.
6605 2008-03-10 Paul Brook <paul@codesourcery.com>
6607 * config/arm/arm.md (UNSPEC_STACK_ALIGN, UNSPEC_PIC_OFFSET): Renumber
6610 2008-03-10 Paul Brook <paul@codesourcery.com>
6611 Mark Shinwell <shinwell@codesourcery.com>
6613 * config/arm/cortex-r4.md: New.
6614 * config/arm/thumb2.md (divsi3, udivsi3): Annotate with
6616 * config/arm/arm.md: Include cortex-r4.md.
6617 (insn): Add smmls, sdiv and udiv values.
6618 (generic_sched): Don't use generic scheduling for Cortex-R4.
6619 (arm_issue_rate): New function.
6620 (TARGET_SCHED_ISSUE_RATE): Define.
6622 2008-03-10 Sebastian Pop <sebastian.pop@amd.com>
6624 * doc/invoke.texi (-ftree-loop-distribution): Add an example.
6626 2008-03-10 Richard Guenther <rguenther@suse.de>
6628 * tree-ssa-pre.c (get_sccvn_value): Simplify.
6629 (compute_avail): Do not add stmt uses to AVAIL_OUT.
6631 2008-03-10 Paolo Bonzini <bonzini@gnu.org>
6633 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS):
6634 Set default to true.
6636 2008-03-09 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6638 * c.opt (Wsynth): Deprecate.
6639 * doc/invoke.texi (Option Summary, Warning Options): Document
6640 -Wno-format-contains-nul.
6642 2008-03-09 Uros Bizjak <ubizjak@gmail.com>
6645 * config/i386/i386.c (ix86_constant_alignment): Compute alignment using
6646 ALIGN_MODE_128 for VECTOR_CST and INTEGER_CST in addition to REAL_CST.
6648 2008-03-09 Ira Rosen <irar@il.ibm.com>
6650 * config/rs6000/rs6000.c (builtin_description): Rename vector
6651 left shift operations.
6652 * config/rs6000/altivec.md (UNSPEC_VSL): Remove.
6653 (altivec_vsl<VI_char>): Rename to ...
6654 (ashl<mode>3): ... new name.
6655 (mulv4sf3, mulv4si3, negv4sf2): Replace gen_altivec_vslw with
6657 (absv4sf2): Convert to use ashift:V4SI instead of UNSPEC_VSL.
6659 2008-03-08 Richard Guenther <rguenther@suse.de>
6661 * coverage.h (tree_coverage_counter_addr): Declare.
6662 * coverage.c (tree_coverage_counter_addr): New function.
6663 * tree-profile.c (tree_gen_edge_profiler): Unshare counter
6665 (tree_gen_pow2_profiler): Use tree_coverage_counter_addr.
6666 (tree_gen_one_value_profiler): Likewise.
6667 (tree_gen_ic_profiler): Likewise.
6668 (tree_gen_average_profiler): Likewise.
6669 (tree_gen_ior_profiler): Likewise.
6671 2008-03-08 Richard Guenther <rguenther@suse.de>
6673 * tree-ssa-sccvn.h (vn_binary_op_lookup): Remove.
6674 (vn_binary_op_insert): Likewise.
6675 (vn_unary_op_lookup): Likewise.
6676 (vn_unary_op_insert): Likewise.
6677 (vn_nary_op_lookup): Declare.
6678 (vn_nary_op_insert): Likewise.
6679 * tree-ssa-sccvn.c (struct vn_tables_s): Merge unary
6680 and binary hashes, use a single obstack for unary_op_pool
6682 (struct vn_binary_op_s, struct vn_unary_op_s): Replace with
6683 a single struct vn_nary_op_s. Store tree code length and
6684 a variable number of operands.
6685 (struct vn_reference_op_struct): Remove unused op2.
6686 (vn_reference_op_eq): Do not compare op2.
6687 (vn_reference_op_compute_hash): Do not compute hash of op2.
6688 (vn_unary_op_hash, vn_binary_op_hash): Replace with vn_nary_op_hash.
6689 (vn_unary_op_compute_hash, vn_binary_op_compute_hash): Replace
6690 with vn_nary_op_compute_hash.
6691 (vn_unary_op_eq, vn_binary_op_eq): Replace with vn_nary_op_eq.
6692 (vn_unary_op_lookup, vn_binary_op_lookup): Replace with
6694 (vn_unary_op_insert, vn_binary_op_insert): Replace with
6696 (visit_unary_op): Call nary functions.
6697 (visit_binary_op): Likewise.
6698 (process_scc): Adjust for struct vn_tables_s changes.
6699 (allocate_vn_table): Likewise.
6700 (free_vn_table): Likewise.
6701 * tree-vn.c (vn_add): Call nary functions.
6702 (vn_lookup): Likewise.
6704 2008-03-08 Jakub Jelinek <jakub@redhat.com>
6707 * config/rs6000/rs6000.c (rs6000_expand_compare_and_swapqhi): Shift
6708 wdst back after sync_compare_and_swapqhi_internal.
6710 2008-03-08 Uros Bizjak <ubizjak@gmail.com>
6713 * config/i386/i386-modes.def (V1DI): New vector mode.
6714 * config/i386/i386.h (VALID_MMX_REG_MODE): Add V1DImode.
6715 * config/i386/mmx.md (MMXMODEI8): New mode iterator.
6716 (MMXMODE248): Ditto.
6717 (MMXMODE): Add V1DI mode.
6718 (mmxvecsize): Change DI mode to V1DI mode.
6719 ("mov<mode>): Use MMXMODEI8 mode iterator.
6720 ("*mov<mode>_internal_rex64"): Ditto.
6721 ("*mov<mode>_internal"): Ditto.
6722 ("mmx_add<mode>3"): Ditto. Handle V1DImode for TARGET_SSE2.
6723 ("mmx_sub<mode>3"): Ditto.
6724 ("mmx_adddi3"): Remove insn pattern.
6725 ("mmx_subdi3"): Ditto.
6726 ("mmx_ashr<mode>3"): Use SImode and "yN" constraint for operand 2.
6727 ("mmx_lshr<mode>3"): Ditto. Use MMXMODE248 mode iterator.
6728 ("mmx_ashl<mode>3"): Ditto.
6729 ("mmx_lshrdi3"): Remove insn pattern.
6730 ("mmx_ashldi3"): Ditto.
6731 * config/i386/i386.c (classify_argument): Handle V1DImode.
6732 (function_arg_advance_32): Ditto.
6733 (function_arg_32): Ditto.
6734 (struct builtin_description) [IX86_BUILTIN_PADDQ]: Use
6735 mmx_addv1di3 insn pattern.
6736 [IX86_BUILTIN_PSUBQ]: Use mmx_subv1di3 insn pattern.
6737 [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?, IX86_BUILTIN_PSRA?,
6738 IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I, IX86_BUILTIN_PSRA?I,
6739 IX86_BUILTIN_PSLL?I128, IX86_BUILTIN_PSRL?I128, IX86_BUILTIN_PSRA?I128]:
6740 Remove definitions of built-in functions.
6741 (V1DI_type_node): New node.
6742 (v1di_ftype_v1di_int): Ditto.
6743 (v1di_ftype_v1di_v1di): Ditto.
6744 (v2si_ftype_v2si_si): Ditto.
6745 (v4hi_ftype_v4hi_di): Remove node.
6746 (v2si_ftype_v2si_di): Ditto.
6747 (ix86_init_mmx_sse_builtins): Handle V1DImode.
6748 (__builtin_ia32_psll?, __builtin_ia32_psrl?, __builtin_ia32_psra?):
6749 Redefine builtins using def_builtin_const with *_ftype_*_int node.
6750 (__builtin_ia32_psll?i, __builtin_ia32_psrl?i, __builtin_ia32_psra?i):
6751 Add new builtins using def_builtin_const.
6752 (ix86_expand_builtin) [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?,
6753 IX86_BUILTIN_PSRA?, IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I,
6754 IX86_BUILTIN_PSRA?I]: Handle builtin definitions.
6755 * config/i386/mmintrin.h (__v1di): New typedef.
6756 (_mm_add_si64): Cast arguments to __v1di type.
6757 (_mm_sub_si64): Ditto.
6758 (_mm_sll_pi16): Cast __count to __v4hi type.
6759 (_mm_sll_pi32): Cast __count to __v2si type.
6760 (_mm_sll_si64): Cast arguments to __v1di type.
6761 (_mm_srl_pi16): Cast __count to __v4hi type.
6762 (_mm_srl_pi32): Cast __count to __v2si type.
6763 (_mm_srl_si64): Cast arguments to __v1di type.
6764 (_mm_sra_pi16): Cast __count to __v4hi type.
6765 (_mm_sra_pi32): Cast __count to __v2si type.
6766 (_mm_slli_pi16): Use __builtin_ia32_psllwi.
6767 (_mm_slli_pi32): Use __builtin_ia32_pslldi.
6768 (_mm_slli_si64): Use __builtin_ia32_psllqi. Cast __m to __v1di type.
6769 (_mm_srli_pi16): Use __builtin_ia32_psrlwi.
6770 (_mm_srli_pi32): Use __builtin_ia32_psrldi.
6771 (_mm_srli_si64): Use __builtin_ia32_psrlqi. Cast __m to __v1di type.
6772 (_mm_srai_pi16): Use __builtin_ia32_psrawi.
6773 (_mm_srai_pi32): Use __builtin_ia32_psradi.
6774 * config/i386/i386.md (UNSPEC_NOP): Remove unspec definition.
6775 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
6776 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
6777 __builtin_ia32_psrl?i, __builtin_ia32_psra?i]: Add new builtins.
6779 2008-03-07 Joseph Myers <joseph@codesourcery.com>
6781 * doc/include/texinfo.tex: Update to version 2008-03-07.10.
6783 2008-03-07 Peter Bergner <bergner@vnet.ibm.com>
6786 * config/rs6000/rs6000.c (rs6000_legitimize_address): Don't generate
6787 reg+const addressing for Altivec modes. Don't generate reg+reg
6788 addressing for TFmode or TDmode quantities.
6790 2008-03-07 Paolo Bonzini <bonzini@gnu.org>
6792 * c-common.c (vector_types_convertible_p): Call langhook
6793 instead of comptypes.
6795 2008-03-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
6798 * tree-ssa-ccp.c (get_symbol_constant_value): Handle
6799 integral and scalar float variables which have a
6802 2008-03-06 Nathan Froyd <froydnj@codesourcery.com>
6804 * dwarf2out.c (dwarf2out_frame_debug_expr): Consult the
6805 dwarf_register_span hook when emitting unwind information for
6806 register-to-memory saves.
6807 * config/rs6000/rs6000.c (spe_synthesize_frame): Delete.
6808 (rs6000_frame_related): Remove call to spe_synthesize_frame.
6810 2008-03-06 Jakub Jelinek <jakub@redhat.com>
6812 * gimplify.c (goa_lhs_expr_p): Allow different ADDR_EXPR nodes
6813 for the same VAR_DECL.
6815 2008-03-06 Tom Tromey <tromey@redhat.com>
6818 * doc/standards.texi (Standards): Don't mention treelang.
6819 * doc/invoke.texi (Overall Options): Don't mention treelang.
6820 * doc/install.texi (Prerequisites): Don't mention bison or
6822 (Configuration): Don't mention treelang.
6823 (Building): Likewise.
6824 * doc/frontends.texi (G++ and GCC): Don't mention treelang.
6826 2008-03-06 Paolo Bonzini <bonzini@gnu.org>
6828 * simplify-rtx.c (simplify_subreg): Remove useless shifts from
6829 word-extractions out of a multi-word object.
6831 2008-03-06 Richard Guenther <rguenther@suse.de>
6833 * tree.def (BIT_FIELD_REF): Constrain result type and its precision.
6834 * tree-cfg.c (verify_expr): Verify BIT_FIELD_REF constraints on
6835 result type and precision.
6836 * expr.c (get_inner_reference): Set unsignedp based on the result
6837 type of BIT_FIELD_REF.
6838 * tree.h (BIT_FIELD_REF_UNSIGNED): Remove.
6839 * tree-sra.c (instantiate_element): Do not set BIT_FIELD_REF_UNSIGNED.
6840 (try_instantiate_multiple_fields): Likewise. Use the correct type
6842 (sra_build_assignment): Likewise.
6843 (sra_build_elt_assignment): Likewise.
6844 (sra_explode_bitfield_assignment): Likewise.
6845 * print-tree.c (print_node): Do not check BIT_FIELD_REF_UNSIGNED.
6846 * tree-vect-transform.c (vect_create_epilog_for_reduction): Do not
6847 set BIT_FIELD_REF_UNSIGNED.
6848 (vectorizable_load): Likewise.
6850 2008-03-06 Andreas Krebbel <krebbel1@de.ibm.com>
6852 * cse.c (cse_extended_basic_block): Invalidate artificial defs
6855 2008-03-06 Richard Guenther <rguenther@suse.de>
6857 * alias.c (struct alias_set_entry): Move has_zero_child field
6858 to pack with alias_set.
6860 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
6862 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
6865 2008-03-05 Ian Lance Taylor <iant@google.com>
6867 * alias.h (alias_set_type): Change from HOST_WIDE_INT to int.
6869 2008-03-05 Kenneth Zadeck <zadeck@naturalbridge.com>
6871 * fwprop.c (update_df): Support width and offset parameters of
6873 * ra-conflict.c (mark_reg_store, clear_reg_in_live,
6874 global_conflicts): Change DF_REF_EXTRACT to either
6875 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
6876 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
6877 * df-scan.c (df_ref_record, df_defs_record,
6878 df_ref_create_structure, df_def_record_1, df_uses_record,
6879 df_get_conditional_uses, df_get_call_refs, df_insn_refs_collect,
6880 df_bb_refs_collect, df_entry_block_defs_collect,
6881 df_exit_block_uses_collect): Support new width and offset fields.
6882 (ref_extract_pool): New storage pool.
6883 (df_free_ref): New function.
6884 (df_reg_chain_unlink, df_free_collection_rec,
6885 df_sort_and_compress_refs): Call df_free_ref.
6886 (df_ref_equal_p, df_ref_compare): Compare offset and width fields
6888 (df_ref_create_structure): Allocate df_ref_extract if offset and
6889 width fields are used.
6890 (df_def_record_1): Get offset and width from ZERO_EXTRACT.
6891 (df_uses_record): Get offset and width from ZERO_EXTRACT
6893 * global.c (build_insn_chain): Change DF_REF_EXTRACT to either
6894 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
6895 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
6896 * df.h (df_ref_flags): Change DF_REF_EXTRACT to either
6897 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
6898 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
6899 (df_ref_extract): New structure.
6900 (DF_REF_WIDTH, DF_REF_OFFSET): New macros.
6901 (df_ref_create): Add width and offset parameters.
6903 2008-03-05 Richard Guenther <rguenther@suse.de>
6905 * tree-ssa-structalias.c (get_constraint_for_component_ref):
6906 Use ranges_overlap_p.
6907 (offset_overlaps_with_access): Rename
6908 to ranges_overlap_p and move ...
6909 * tree-flow-inline.h (ranges_overlap_p): ... here.
6911 * tree.h (get_inner_reference, handled_component_p): Update
6914 * tree.h (record_component_aliases, get_alias_set,
6915 alias_sets_conflict_p, alias_sets_must_conflict_p,
6916 objects_must_conflict_p): Move declarations ...
6917 * alias.h (record_component_aliases, get_alias_set,
6918 alias_sets_conflict_p, alias_sets_must_conflict_p,
6919 objects_must_conflict_p): ... here.
6920 Include coretypes.h.
6921 * Makefile.in (ALIAS_H): Add coretypes.h dependency.
6923 2008-03-05 Aldy Hernandez <aldyh@redhat.com>
6925 * cfg.c: Include tree-flow.h.
6926 (remove_edge_raw): Call redirect_edge_var_map_clear.
6927 (redirect_edge_succ_nodup): Call redirect_edge_var_map_dup.
6928 * tree-flow-inline.h (redirect_edge_var_map_def): New.
6929 (redirect_edge_var_map_result): New.
6930 * tree-cfgcleanup.c (remove_forwarder_block_with_phi): Replace
6931 PENDING_STMT use with redirect_edge_var_map_*.
6932 * tree-ssa.c (edge_var_maps): New definition.
6933 (redirect_edge_var_map_add): New.
6934 (redirect_edge_var_map_clear): New.
6935 (redirect_edge_var_map_dup): New.
6936 (redirect_edge_var_map_vector): New.
6937 (redirect_edge_var_map_destroy): New.
6938 (ssa_redirect_edge): Replace PENDING_STMT use with
6939 redirect_edge_var_map_*.
6940 (flush_pending_stmts): Same.
6941 (delete_tree_ssa): Destroy edge var map.
6942 * tree-flow.h (struct _edge_var_map): New.
6943 Define edge_var_map vector type.
6944 Declare redirect_edge_var_map_* prototypes.
6945 * Makefile.in (cfg.o): Depend on TREE_FLOW_H.
6946 * tree-cfg.c (reinstall_phi_args): Replace
6947 PENDING_STMT use with redirect_edge_var_map_*.
6949 2008-03-05 Richard Guenther <rguenther@suse.de>
6951 PR tree-optimization/35472
6952 * tree-ssa-dse.c (dse_optimize_stmt): Do not delete a store
6953 whose single use_stmt has a overlapping set of loaded and
6954 stored symbols as that use_stmt might be a noop assignment then.
6956 2008-03-05 Joel Sherrill <joel.sherrill@oarcorp.com>
6958 * gthr-rtems.h: Implement __gthread_mutex_destroy.
6960 2008-03-05 Richard Guenther <rguenther@suse.de>
6963 * tree.def (BIT_FIELD_REF): Document that operands 1 and 2
6964 should be constants.
6965 * tree-cfg.c (verify_expr): Verify it.
6966 * fold-const.c (fold_truthop): Remove code generating
6967 BIT_FIELD_REFs of structure bases.
6968 (fold_binary): Likewise.
6969 (fold_ternary): Position and size of BIT_FIELD_REFs are
6970 always host integers.
6971 (make_bit_field_ref): Remove.
6972 (optimize_bit_field_compare): Remove.
6973 (all_ones_mask_p): Remove.
6975 2008-03-05 Gabor Loki <loki@gcc.gnu.org>
6978 * rtl-factoring.c (clear_regs_live_in_seq): Fix backward steps.
6979 (split_block_and_df_analyze): New. Split basic block and rebuild
6981 (block_label_after): Use SPLIT_BLOCK_AND_DF_ANALYZE instead of
6983 (split_pattern_seq): Likewise.
6984 (erase_matching_seqs): Likewise.
6985 (split_pattern_seq): Skip return insn in case of REG_NORETURN note.
6987 2008-03-04 Geoff Keating <geoffk@apple.com>
6989 * fold-const.c (tree_single_nonnegative_warnv_p): Fix mixed
6990 declaration and code.
6991 (tree_invalid_nonnegative_warnv_p): Likewise.
6993 2008-03-05 Serge Belyshev <belyshev@depni.sinp.msu.ru>
6995 * doc/install.texi (Testing): Correct quoting for the RUNTESTFLAGS
6996 examples. Truncate option-names then causing overfull hbox.
6998 2008-03-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7001 * configure.ac (CONFIG_SJLJ_EXCEPTIONS): Force SJLJ exceptions
7003 * configure: Rebuilt.
7005 2008-03-04 Rafael Espindola <espindola@google.com>
7007 * fold-const.c (tree_simple_nonnegative_warnv_p): New.
7008 (tree_unary_nonnegative_warnv_p): New.
7009 (tree_binary_nonnegative_warnv_p): New.
7010 (tree_single_nonnegative_warnv_p): New.
7011 (tree_invalid_nonnegative_warnv_p): New.
7012 (tree_expr_nonnegative_warnv_p): Redefine in term of the new functions.
7014 2008-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7017 * opts.c (handle_option): Postpone 'unknown option' errors only for
7020 2008-03-04 H.J. Lu <hongjiu.lu@intel.com>
7023 * config/i386/smmintrin.h (SIDD_XXX): Renamed to ...
7026 2008-03-04 Rafael Espindola <espindola@google.com>
7028 * fold-const.c (tree_unary_nonzero_warnv_p): New.
7029 (tree_binary_nonzero_warnv_p): New.
7030 (tree_single_nonzero_warnv_p): New.
7031 (tree_expr_nonzero_warnv_p): Redefine using the new functions.
7033 2008-03-04 Uros Bizjak <ubizjak@gmail.com>
7036 * fold-const.c (fold_cond_expr_with_comparison): Prevent
7037 transformations for modes that have signed zeros.
7038 * ifcvt.c (noce_try_abs): Ditto.
7040 2008-03-04 Joseph Myers <joseph@codesourcery.com>
7042 * config/i386/i386.c (override_options): Force
7043 -maccumulate-outgoing-args on if TARGET_STACK_PROBE.
7045 2008-03-04 Jan Hubicka <jh@suse.cz>
7048 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Fix typo
7051 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
7053 * config/i386/i386.md (allocate_stack_worker_32): Use __chkstk
7054 label to probe the stack.
7056 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
7058 * gthr-win32.h [__GTHREAD_HIDE_WIN32API]
7059 (__gthr_win32_mutex_destroy): Declare.
7060 [__GTHREAD_HIDE_WIN32API] (__gthread_mutex_destroy): Use
7061 __gthr_win32_mutex_destroy.
7062 * config/i386/gthr-win32.c (__gthr_win32_mutex_destroy): Define.
7064 2008-03-03 Jan Hubicka <jh@suse.cz>
7067 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Be more
7068 aggressive on inlining cold calls.
7070 2008-03-03 Richard Guenther <rguenther@suse.de>
7072 * tree-ssa-sccvn.c (visit_reference_op_store): Do not insert
7073 struct copies into the expression table.
7074 (simplify_unary_expression): Handle VIEW_CONVERT_EXPR.
7075 (try_to_simplify): Likewise.
7076 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPR of
7077 integral and pointer arguments which do not change the
7078 precision to NOP_EXPRs.
7079 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Adjust
7080 VIEW_CONVERT_EXPR case.
7082 2008-03-02 Sebastian Pop <sebastian.pop@amd.com>
7084 * tree-scalar-evolution.c (instantiate_parameters_1): An SSA_NAME
7085 defined in a loop at depth 0 is invariant.
7086 * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
7087 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Should never
7088 be called at loop depth 0.
7090 2008-03-02 Jakub Jelinek <jakub@redhat.com>
7093 * gcc.c (process_command): Update copyright notice dates.
7094 * gcov.c (print_version): Likewise.
7095 * gcov-dump.c (print_version): Likewise.
7096 * mips-tfile.c (main): Likewise.
7097 * mips-tdump.c (main): Likewise.
7099 2008-03-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7102 * c-common.c (flag_permissive): Delete.
7103 (constant_expression_warnings): Check flags first.
7104 (constant_expression_error): New.
7105 * c-common.h (flag_permissive): Delete.
7106 (constant_expression_error): Declare.
7107 * flags.h (flag_permissive): Declare. Update description.
7108 * diagnostic.c (pedwarn): Update.
7110 * diagnostic.h: (pedantic_error_kind): Rename as pedantic_warning_kind.
7111 (permissive_error_kind): New.
7112 * toplev.c (flag_permissive): Define. Update description.
7113 * toplev.h (permissive_error_kind): Declare.
7114 * c-errors.c (pedwarn_c99): Use pedantic_warning_kind.
7115 (pedwarn_c90): Use pedantic_warning_kind.
7116 * c-opts.c (c_common_post_options): flag_permissive does not affect
7117 flag_pedantic_errors.
7119 2008-03-02 Joseph Myers <joseph@codesourcery.com>
7121 * libgcc2.c (__addvSI3, __addvsi3, __addvDI3, __subvSI3,
7122 __subvsi3, __subvDI3, __negvSI2, __negvsi2, __negvDI2, __absvSI2,
7123 __absvsi2, __absvDI2): Use unsigned arithmetic.
7125 2008-03-02 Andi Kleen <ak@suse.de>
7126 Richard Guenther <rguenther@suse.de>
7128 * struct-equiv.c: Remove file.
7129 * cfg_cleanup.c (condjump_equiv_p): Remove.
7130 * Makefile.in (OBJS-common): Remove struct-equiv.o.
7131 (struct-equiv.o): Remove rule.
7132 * basic-block.h (struct_equiv_checkpoint, STRUCT_EQUIV_*,
7133 insns_match_p, struct_equiv_block_eq, struct_equiv_init,
7134 rtx_equiv_p, condjump_equiv_p): Remove prototypes.
7136 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
7138 * ifcvt.c (noce_process_if_block): Try to handle only the then
7139 block if the else block exists but isn't suitable.
7141 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
7144 * gthr-posix.h (__gthread_mutex_destroy): Remove extra declarations.
7145 * gthr-posix95.h (__gthread_mutex_destroy): Likewise. Note this fixes
7146 regression from previous patch.
7148 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
7151 * gthr.h: Add __gthread_mutex_destroy as a function that must be
7153 * gthr-vxworks.h (__gthread_mutex_destroy): Null implementation.
7154 * gthr-single.h (__gthread_mutex_destroy): Likewise.
7155 * gthr-rtems.h (__gthread_mutex_destroy): Likewise.
7156 * gthr-mipssde.h (__gthread_mutex_destroy): Likewise.
7157 * gthr-nks.h (__gthread_mutex_destroy): Likewise.
7158 * gthr-solaris.h (__gthread_mutex_destroy): Call mutex_destroy.
7159 * gthr-win32.h (__GTHREAD_MUTEX_DESTROY_FUNCTION): Remove.
7160 (__gthread_mutex_destroy_function): Rename to
7161 __gthread_mutex_destroy.
7162 * gthr-dce.h (__gthread_mutex_destroy): Call
7163 pthread_mutex_destroy.
7164 * gthr-tpf.h (__gthread_mutex_destroy): Likewise.
7165 * gthr-posix.h (__gthread_mutex_destroy): Likewise.
7166 * gthr-posix95.h (__gthread_mutex_destroy): Likewise.
7168 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
7170 * df-scan.c (df_ref_chain_change_bb): Simplify.
7171 (df_insn_change_bb): Add new_bb argument. Simplify. Call
7172 set_block_for_insn if there's any change.
7173 * df.h ((df_insn_change_bb): Fix prototype.
7174 * cfgrtl.c (update_bb_for_insn_chain): Pass bb to
7175 df_insn_change_bb, don't call set_block_for_insn.
7176 * emit-rtl.c (reorder_insns): Likewise.
7177 * haifa-sched.c (move_insn): Likewise.
7179 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
7181 * rtlanal.c (loc_mentioned_in_p): Test XVECEXPs correctly.
7183 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
7185 * tree-flow-inline.h (next_readonly_imm_use): Return
7186 NULL_USE_OPERAND_P after the end.
7188 2008-03-01 Richard Guenther <rguenther@suse.de>
7190 PR tree-optimization/35411
7191 * tree-sra.c (sra_build_assignment): Split conversion to
7192 final type to a separate statement if we are not assigning
7195 2008-02-29 Francois-Xavier Coudert <coudert@clipper.ens.fr>
7197 * fold-const.c (fold_convertible_p): Correct the logic to follow
7198 that in fold_convert().
7200 2008-02-29 Douglas Gregor <doug.gregor@gmail.com>
7203 * tree-inline.c (build_duplicate_type): When we make a
7204 duplicate type, make it unique in the canonical types system.
7206 2008-02-29 Tom Tromey <tromey@redhat.com>
7208 * toplev.c (input_file_stack, input_file_stack_tick, fs_p,
7209 input_file_stack_history, input_file_stack_restored): Remove.
7210 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
7211 * input.h (struct file_stack): Remove.
7212 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
7213 (input_file_stack, input_file_stack_tick, INPUT_FILE_STACK_BITS):
7215 * diagnostic.h (struct diagnostic_context) <last_module>: Change
7217 (diagnostic_last_module_changed): Add 'map' argument.
7218 (diagnostic_set_last_function): Likewise.
7219 * diagnostic.c (undiagnostic_report_current_module): Iterate using
7220 line map, not input_file_stack.
7221 * c-lex.c (fe_file_change): Don't use push_srcloc or pop_srcloc.
7223 2008-02-29 Paul Brook <paul@codesourcery.com>
7225 * config/arm/arm.md (arm_addsi3): Add r/k/n alternative.
7227 2008-02-29 Paul Brook <paul@codesourcery.com>
7229 * config/arm/ieee754-df.S (muldf3): Use RET macros.
7231 2008-02-29 Richard Guenther <rguenther@suse.de>
7233 * tree-ssa-pre.c (get_sccvn_value): Create missing VNs via
7235 * tree-ssa-sccnv.c (visit_reference_op_store): Use the rhs
7236 value for comparing for a store match.
7237 (simplify_unary_expression): Do nothing for SSA_NAMEs.
7238 (try_to_simplify): Do not do a full-blown reference lookup.
7240 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
7242 * config/sh/sh.c (sh_scalar_mode_supported_p): New function.
7243 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
7245 * config/sh/sh.h (OVERRIDE_OPTIONS): Don't warn for profiling.
7247 2008-02-29 Sebastian Pop <sebastian.pop@amd.com>
7249 * tree-loop-linear.c (try_interchange_loops): Compare memory access
7250 strides against cache sizes.
7252 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
7254 * config/sh/sh.c (sh_secondary_reload): Handle loading a float
7257 2008-02-28 Richard Sandiford <rsandifo@nildram.co.uk>
7259 * simplify-rtx.c (simplify_unary_operation_1): Extend the handling
7260 of SUBREG_PROMOTED_VAR_P to cope with cases where the extended value
7261 is smaller than the original promoted value.
7262 (simplify_subreg): If OP is a SUBREG, try to preserve its
7263 SUBREG_PROMOTED_VAR_P information.
7265 2008-02-28 Steven Bosscher <stevenb.gcc@gmail.com>
7267 * tree-ssa-sccvn (vn_ssa_aux_obstack): New obstack.
7268 (VN_INFO_GET): Allocate new objects on the obstack.
7269 (init_scc_vn): Initialize the obstack. Use XDELETE instead of free
7270 for rpo_numbers_temp, for consistency.
7271 (free_scc_vn): Free the obstack.
7273 2008-02-28 Sebastian Pop <sebastian.pop@amd.com>
7275 * doc/invoke.texi: Document -ftree-loop-distribution.
7276 * tree-loop-distribution.c: New.
7277 * tree-pass.h (pass_loop_distribution): New.
7278 * graphds.h (struct graph): Add htab_t indices.
7279 * timevar.def (TV_TREE_LOOP_DISTRIBUTION): New.
7280 * tree-vectorizer.c (rename_variables_in_loop): Extern.
7281 (slpeel_tree_duplicate_loop_to_edge_cfg): Init PENDING_STMT to NULL.
7282 * tree-vectorizer.h (tree_duplicate_loop_on_edge): Declared.
7283 * tree-data-ref.c (debug_data_dependence_relations): New.
7284 (dump_data_dependence_relation): Also print data references.
7285 (free_data_ref): Extern.
7286 (same_access_functions): Moved...
7287 (find_vertex_for_stmt): Renamed rdg_vertex_for_stmt.
7288 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
7289 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg_1, dot_rdg,
7290 struct rdg_vertex_info, rdg_vertex_for_stmt): New.
7291 (create_rdg_edge_for_ddr, create_rdg_vertices): Cleaned up.
7292 (stmts_from_loop): Skip LABEL_EXPR.
7293 (hash_stmt_vertex_info, eq_stmt_vertex_info, hash_stmt_vertex_del):
7295 (build_rdg): Initialize rdg->indices htab.
7296 (free_rdg, stores_from_loop, ref_base_address,
7297 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses,
7298 have_similar_memory_accesses_1, ref_base_address_1,
7299 remove_similar_memory_refs): New.
7300 * tree-data-ref.h: Depend on tree-chrec.h.
7301 (debug_data_dependence_relations, free_data_ref): Declared.
7302 (same_access_functions): ... here.
7303 (ddr_is_anti_dependent, ddrs_have_anti_deps, ddr_dependence_level):
7305 (struct rdg_vertex): Add has_mem_write and has_mem_reads.
7306 (RDGV_HAS_MEM_WRITE, RDGV_HAS_MEM_READS, RDG_STMT,
7307 RDG_MEM_WRITE_STMT, RDG_MEM_READS_STMT): New.
7308 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
7309 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg,
7310 rdg_vertex_for_stmt): Declared.
7311 (struct rdg_edge): Add level.
7313 (free_rdg, stores_from_loop, remove_similar_memory_refs,
7314 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses):
7316 (rdg_has_similar_memory_accesses): New.
7317 * tree-vect-analyze.c: Remove unused static decls.
7318 * lambda.h (dependence_level): New.
7319 * common.opt (ftree-loop-distribution): New.
7320 * tree-flow.h (mark_virtual_ops_in_bb,
7321 slpeel_tree_duplicate_loop_to_edge_cfg,
7322 rename_variables_in_loop): Declared.
7323 * Makefile.in (TREE_DATA_REF_H): Depend on tree-chrec.h.
7324 (OBJS-common): Add tree-loop-distribution.o.
7325 (tree-loop-distribution.o): New rule.
7326 * tree-cfg.c (mark_virtual_ops_in_bb): New.
7327 (mark_virtual_ops_in_region): Use mark_virtual_ops_in_bb.
7328 * passes.c (init_optimization_passes): Schedule pass_loop_distribution.
7330 2008-02-28 Joseph Myers <joseph@codesourcery.com>
7333 * tree.c (handle_dll_attribute): Disallow TYPE_DECLs for types
7334 other than structures and unions.
7336 2008-02-28 Richard Guenther <rguenther@suse.de>
7339 2008-02-26 Richard Guenther <rguenther@suse.de>
7341 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
7342 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
7343 (lookup_decl_from_uid): Declare.
7344 (remove_decl_from_map): Likewise.
7345 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
7346 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
7347 (decl_for_uid_map): New global hashtable mapping DECL_UID
7349 (init_ttree): Allocate it.
7350 (insert_decl_to_uid_decl_map): New helper function.
7351 (make_node_stat): Insert new decls into the map.
7352 (copy_node_stat): Likewise.
7353 (lookup_decl_from_uid): New function.
7354 (remove_decl_from_map): Likewise.
7355 (print_decl_for_uid_map_statistics): New helper.
7356 (dump_tree_statistics): Call it.
7358 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
7359 (referenced_var_iterator): Adjust.
7360 (FOR_EACH_REFERENCED_VAR): Adjust.
7361 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
7362 (num_referenced_vars): Adjust.
7363 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
7364 (first_referenced_var): Remove.
7365 (end_referenced_vars_p): Likewise.
7366 (next_referenced_var): Likewise.
7367 (referenced_var_iterator_set): New helper function.
7368 * tree-dfa.c (referenced_var_lookup): Adjust.
7369 (referenced_var_check_and_insert): Likewise.
7370 (remove_referenced_var): Likewise.
7371 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
7372 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
7373 (verify_call_clobbering): Likewise.
7374 (verify_memory_partitions): Likewise.
7375 (init_tree_ssa): Allocate bitmap instead of hashtable for
7377 (delete_tree_ssa): Adjust.
7378 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
7379 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
7380 (compute_tag_properties): Likewise.
7381 (set_initial_properties): Likewise.
7382 (find_partition_for): Likewise.
7383 (update_reference_counts): Likewise.
7384 (dump_may_aliases_for): Likewise.
7385 * tree-ssa-operands.c (add_virtual_operand): Likewise.
7386 (add_call_clobber_ops): Likewise.
7387 (add_call_read_ops): Likewise.
7388 (get_asm_expr_operands): Likewise.
7389 * tree-into-ssa.c (dump_decl_set): Likewise.
7390 (update_ssa): Likewise.
7391 * tree-sra.c (scan_function): Likewise.
7392 (decide_instantiations): Likewise.
7393 (scalarize_parms): Likewise.
7394 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
7395 (dsa_named_for): Likewise.
7396 * tree-ssa-structalias.c (update_alias_info): Likewise.
7397 (merge_smts_into): Likewise.
7399 2008-02-27 David Daney <ddaney@avtrex.com>
7402 * config/mips/iris.h (MIPS_DEBUGGING_INFO): Define.
7403 * config/mips/openbsd.h (MIPS_DEBUGGING_INFO): Same.
7404 * config/mips/sde.h (MIPS_DEBUGGING_INFO): Remove undef.
7405 * config/mips/vxworks.h (MIPS_DEBUGGING_INFO): Same.
7406 * config/mips/mips.h (MIPS_DEBUGGING_INFO): Remove define.
7408 2008-02-27 Uros Bizjak <ubizjak@gmail.com>
7411 * config/darwin-ppc-ldouble-patch.def (BUILT_IN_NANL): Add.
7412 (BUILT_IN_NEXTTOWARD): Remove.
7413 (BUILT_IN_NEXTTOWARDF): Ditto.
7414 * config/darwin.c (darwin_patch_builtin): Use ACONCAT instead of
7415 alloca/strcpy/strcat. Remove commented-out code. Fix whitespace.
7417 2008-02-27 Tom Tromey <tromey@redhat.com>
7419 * tree-dump.c (dequeue_and_dump) <FUNCTION_DECL>: Check
7420 DECL_SAVED_TREE, not DECL_LANG_SPECIFIC, when dumping body.
7422 2008-02-27 Jan Beulich <jbeulich@novell.com>
7424 * c-decl.c (merge_decls): Use DECL_USER_ALIGN() on olddecl to
7425 update the respective field on newdecl.
7427 2008-02-27 Revital Eres <eres@il.ibm.com>
7429 PR rtl-optimization/34999
7430 * bb-reorder.c (add_labels_and_missing_jumps): Do not handle
7431 crossing edges that ends with a call insn.
7432 (fix_up_fall_thru_edges): Handle crossing edges that ends with a
7433 call insn and clear the EDGE_CROSSING flag of the crossing edge
7434 when fixing fallthru edges.
7436 2008-02-27 Richard Guenther <rguenther@suse.de>
7439 * fold-const.c (fold_unary): Return the correct argument,
7440 converted to the result type.
7442 2008-02-27 Richard Guenther <rguenther@suse.de>
7445 * expr.c (expand_expr_real_1): Assert on rotates that operate
7447 * fold-const.c (fold_binary): Use the types precision, not the
7448 bitsize of the mode if folding rotate expressions. Build rotates
7449 only for full modes.
7451 2008-02-27 Jakub Jelinek <jakub@redhat.com>
7453 * c-ppoutput.c (scan_translation_unit): Handle CPP_PRAGMA
7455 * c-pragma.c (pragma_ns_name): New typedef.
7456 (registered_pp_pragmas): New variable.
7457 (c_pp_lookup_pragma): New function.
7458 (c_register_pragma_1): If flag_preprocess_only, do nothing
7459 for non-expanded pragmas, for expanded ones push pragma's
7460 namespace and name into registered_pp_pragmas vector.
7461 (c_invoke_pragma_handler): Register OpenMP pragmas even when
7462 flag_preprocess_only, don't register GCC pch_preprocess
7463 pragma if flag_preprocess_only.
7464 * c-opts.c (c_common_init): Call init_pragma even if
7465 flag_preprocess_only.
7466 * c-pragma.c (c_pp_lookup_pragma): New prototype.
7467 * config/darwin.h (DARWIN_REGISTER_TARGET_PRAGMAS): Don't call
7468 cpp_register_pragma if flag_preprocess_only.
7470 2008-02-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7473 * c-parser.c (c_parser_translation_unit): Warn for empty
7474 translation unit, not empty source file.
7476 2008-02-26 Paul Brook <paul@codesourcery.com>
7478 * config/arm/arm.c (thumb_set_frame_pointer): Ensure SP is first
7479 operand for Thumb-2.
7480 * config/arm/arm.h (reg_class): Add CORE_REGS.
7481 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Ditto.
7482 (BASE_REG_CLASS): Use CORE_REGS.
7483 (PREFERRED_RELOAD_CLASS): Add STACK_REG.
7484 (REGNO_MODE_OK_FOR_REG_BASE_P): Use REGNO_MODE_OK_FOR_BASE_P.
7485 (REGNO_OK_FOR_INDEX_P): Exclude SP.
7486 (ARM_REG_OK_FOR_INDEX_P): Always define. Use
7487 ARM_REGNO_OK_FOR_INDEX_P.
7488 (ARM_PRINT_OPERAND_ADDRESS): Swap operands for [reg, sp].
7489 * config/arm/arm.md (arm_addsi3, thumb1_addsi3, arm_subsi3_insn,
7490 arm_movsi_insn, thumb1_movsi_insni, stack_tie): Add "k" alternatives.
7491 (ldm/stm peepholes): Ditto.
7492 * config/arm/thumb2.md (thumb2_movdi): Add "k" alternatives.
7493 * config/arm/vfp.md (arm_movsi_vfp, thumb2_movsi_vfp): Ditto.
7494 * config/arm/iwmmxt.md (iwmmxt_movsi_insn): Ditto.
7495 * config/arm/constraints.md: Enable "k" constraint on ARM.
7497 2008-02-27 Ben Elliston <bje@au.ibm.com>
7499 * config/rs6000/rs6000.c: Annotate cache line size field in all
7500 instances of struct processor_costs.
7502 2008-02-26 David Edelsohn <edelsohn@gnu.org>
7504 * dbgcnt.def (cfg_cleanup, cprop1, cprop2, dce_fast, dce_ud, dse1,
7505 dse2, gcse, if_conversion, if_after_combine, if_after_reload,
7506 jump_bypass): New counters.
7507 * cfgcleanup.c (cleanup_cfg): Add dbg_cnt.
7508 * dce.c (gate_ud_dce): Same.
7509 (gate_fast_dce): Same.
7510 * dse.c (gate_dse1): New function.
7511 (gate_dse2): New function.
7512 (gate_dse): Merge results of new gate functions.
7513 * gcse.c (gcse_main): Bracket cprop1 and cprop2 with dbg_cnt.
7514 (gate_handle_jump_bypass): Add dbg_cnt.
7515 (gate_handle_gcse): Add dbg_cnt.
7516 * ifcvt.c (gate_handle_if_conversion): Same.
7517 (gate_handle_if_after_combine): Same.
7518 (gate_handle_if_after_reload): Same.
7519 * Makefile.in: Add DBGCNT_H to cfgcleanup.o and ifcvt.o.
7521 2008-02-26 Edmar Wienskoski <edmar@freescale.com>
7523 * config/rs6000/rs6000.c (processor_costs): Update e300 cache
7525 * doc/invoke.texi: Add e300c2 and e300c3 to list of cpus.
7527 2008-02-26 Jason Merrill <jason@redhat.com>
7530 * attribs.c (decl_attributes): Leave ATTR_FLAG_TYPE_IN_PLACE
7531 alone if it's the naming decl for the type's main variant.
7533 2008-02-26 Tom Tromey <tromey@redhat.com>
7535 * system.h (USE_MAPPED_LOCATION): Poison.
7536 * Makefile.in (GTFILES): Put CPP_ID_DATA_H first.
7537 * tree-cfg.c (make_cond_expr_edges): Remove old location code.
7538 (make_goto_expr_edges): Likewise.
7539 (remove_bb): Likewise.
7540 (execute_warn_function_return): Likewise.
7541 * basic-block.h (struct edge_def) <goto_locus>: Change type to
7543 * c-common.c (fname_decl): Remove old location code.
7544 * tree-vect-transform.c (vect_finish_stmt_generation): Remove old
7546 * rtl.h (ASM_OPERANDS_SOURCE_LOCATION): Remove old-location
7548 (ASM_INPUT_SOURCE_LOCATION): Likewise.
7549 (gen_rtx_ASM_INPUT): Likewise.
7550 (gen_rtx_ASM_INPUT_loc): Likewise.
7551 (get_rtx_asm_OPERANDS): Remove.
7552 * cfglayout.c (insn_locators_alloc): Remove old location code.
7553 (set_curr_insn_source_location): Likewise.
7554 (curr_insn_locator): Likewise.
7555 * print-tree.c (print_node): Remove old location code.
7556 * tree-mudflap.c (mf_varname_tree): Remove old location code.
7557 (mf_file_function_line_tree): Remove test of USE_MAPPED_LOCATION.
7558 * cfgexpand.c (expand_gimple_cond_expr): Don't use
7559 location_from_locus.
7560 (construct_exit_block): Remove old location code.
7561 * emit-rtl.c (force_next_line_note): Remove old location code.
7562 * profile.c (branch_prob): Remove old location code.
7563 * tree-vectorizer.h (LOC, UNKNOWN_LOC, EXPR_LOC, LOC_FILE,
7564 LOC_LINE): Remove old-location variants.
7565 * langhooks.c (lhd_print_error_function): Remove old location
7567 * configure, config.in: Rebuilt.
7568 * configure.ac (--enable-mapped-location): Remove.
7569 * c-decl.c (c_init_decl_processing): Remove old location code.
7570 (finish_function): Likewise.
7571 * recog.c (decode_asm_operands): Remove old location code.
7572 * c-pch.c (c_common_read_pch): Remove old location code.
7573 * rtl.def (ASM_INPUT, ASM_OPERANDS): Remove old location
7575 * gimple-low.c (lower_function_body): Remove old location code.
7576 * toplev.c (unknown_location): Remove.
7577 (push_srcloc): Remove old-location variant.
7578 (process_options): Remove old location code.
7579 (lang_dependent_init): Likewise.
7580 * input.h (UNKNOWN_LOCATION): Move definition.
7581 (location_t): Undeprecate.
7582 (source_locus): Remove.
7583 (location_from_locus): Remove.
7584 (struct location_s): Remove.
7585 Remove all old-location code.
7586 (input_line, input_filename): Remove.
7587 * final.c (final_scan_insn): Remove old location code.
7588 * diagnostic.c (diagnostic_build_prefix): Remove
7589 USE_MAPPED_LOCATION test.
7590 * tree.h (gimple_stmt) <locus>: Now a location_t.
7591 (tree_exp) <locus>: Likewise.
7592 (DECL_IS_BUILTIN): Remove old-location variant.
7593 (annotate_with_file_line, annotate_with_locus): Likewise.
7594 (expr_locus, set_expr_locus): Update.
7595 * tree.c (build1_stat): Remove old location code.
7596 (last_annotated_node): Remove.
7597 (annotate_with_file_line): Remove old-location variant.
7598 (annotate_with_locus): Likewise.
7599 (expr_location): Remove old location code.
7600 (set_expr_location): Likewise.
7601 (expr_has_location): Likewise.
7602 (expr_locus): Likewise.
7603 (set_expr_locus): Likewise.
7604 (expr_filename): Don't use location_from_locus.
7605 (expr_lineno): Likewise.
7606 * rtl-error.c (location_for_asm): Remove old location code.
7607 * c-lex.c (cb_line_change): Remove old location code.
7608 (fe_file_change): Likewise.
7609 (cb_def_pragma): Likewise.
7610 (c_lex_with_flags): Likewise.
7611 * gengtype.c (do_typedef): Don't special-case location types.
7612 (define_location_structures): Remove.
7613 (main): Don't call define_location_structures.
7614 * tree-pretty-print.c (dump_implicit_edges): Remove old location
7617 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7620 * builtins.def (BUILT_IN_STDARG_START): Remove.
7621 * builtins.c (expand_builtin): Remove BUILT_IN_STDARG_START.
7622 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
7623 * tree-inline.c (inline_forbidden_p_1): Likewise.
7625 2008-02-26 Richard Guenther <rguenther@suse.de>
7627 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
7628 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
7629 (lookup_decl_from_uid): Declare.
7630 (remove_decl_from_map): Likewise.
7631 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
7632 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
7633 (decl_for_uid_map): New global hashtable mapping DECL_UID
7635 (init_ttree): Allocate it.
7636 (insert_decl_to_uid_decl_map): New helper function.
7637 (make_node_stat): Insert new decls into the map.
7638 (copy_node_stat): Likewise.
7639 (lookup_decl_from_uid): New function.
7640 (remove_decl_from_map): Likewise.
7641 (print_decl_for_uid_map_statistics): New helper.
7642 (dump_tree_statistics): Call it.
7644 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
7645 (referenced_var_iterator): Adjust.
7646 (FOR_EACH_REFERENCED_VAR): Adjust.
7647 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
7648 (num_referenced_vars): Adjust.
7649 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
7650 (first_referenced_var): Remove.
7651 (end_referenced_vars_p): Likewise.
7652 (next_referenced_var): Likewise.
7653 (referenced_var_iterator_set): New helper function.
7654 * tree-dfa.c (referenced_var_lookup): Adjust.
7655 (referenced_var_check_and_insert): Likewise.
7656 (remove_referenced_var): Likewise.
7657 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
7658 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
7659 (verify_call_clobbering): Likewise.
7660 (verify_memory_partitions): Likewise.
7661 (init_tree_ssa): Allocate bitmap instead of hashtable for
7663 (delete_tree_ssa): Adjust.
7664 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
7665 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
7666 (compute_tag_properties): Likewise.
7667 (set_initial_properties): Likewise.
7668 (find_partition_for): Likewise.
7669 (update_reference_counts): Likewise.
7670 (dump_may_aliases_for): Likewise.
7671 * tree-ssa-operands.c (add_virtual_operand): Likewise.
7672 (add_call_clobber_ops): Likewise.
7673 (add_call_read_ops): Likewise.
7674 (get_asm_expr_operands): Likewise.
7675 * tree-into-ssa.c (dump_decl_set): Likewise.
7676 (update_ssa): Likewise.
7677 * tree-sra.c (scan_function): Likewise.
7678 (decide_instantiations): Likewise.
7679 (scalarize_parms): Likewise.
7680 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
7681 (dsa_named_for): Likewise.
7682 * tree-ssa-structalias.c (update_alias_info): Likewise.
7683 (merge_smts_into): Likewise.
7685 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7688 * doc/invoke.texi (-Wall): Add -Wvolatile-register-var.
7689 * c-opts.c (c_common_handle_option): Wall enables
7690 Wvolatile-register-var.
7691 * common.opt: Move Wvolatile-register-var to...
7694 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7696 * common.opt (Wlarger-than=): New.
7697 * doc/invoke.texi (Warning Options): Replace -Wlarger-than- with
7699 * opts.c (common_handle_option): Handle -Wlarger-than=.
7700 * optc-gen.awk: Likewise.
7701 * opth-gen.awk: Likewise.
7702 * stor-layout.c (layout_decl): Use -Wlarger-than= for warning.
7703 * tree-optimize.c (tree_rest_of_compilation): Likewise.
7705 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7707 * c-common.c (match_case_to_enum_1): Add appropriate
7708 OPT_W* parameter to warning.
7709 (c_do_switch_warnings): Likewise.
7710 * c-typeck.c (warning_init): Add one more parameter following
7712 (push_init_level): Update call to warning_init.
7713 (pop_init_level): Likewise.
7714 (add_pending_init): Likewise.
7715 (output_init_element: Likewise.
7717 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7720 * toplev.c (toplev_main): If there are warnings or error, print
7721 errors for ignored options.
7722 * opts.c (ignored_options): New static variable.
7723 (postpone_unknown_option_error): New.
7724 (print_ignored_options): New.
7725 (handle_option): Postpone errors for unknown -Wno-* options.
7726 * opts.h (print_ignored_options): Declare.
7728 2008-02-25 Richard Sandiford <rsandifo@nildram.co.uk>
7730 * config/mips/mips.md (loadgp_blockage, blockage): Change type
7733 2008-02-25 Richard Guenther <rguenther@suse.de>
7736 2008-02-25 Richard Guenther <rguenther@suse.de>
7738 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
7739 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
7740 (lookup_decl_from_uid): Declare.
7741 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
7742 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
7743 (decl_for_uid_map): New global hashtable mapping DECL_UID
7745 (init_ttree): Allocate it.
7746 (insert_decl_to_uid_decl_map): New helper function.
7747 (make_node_stat): Insert new decls into the map.
7748 (copy_node_stat): Likewise.
7749 (lookup_decl_from_uid): New function.
7750 (print_decl_for_uid_map_statistics): New helper.
7751 (dump_tree_statistics): Call it.
7753 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
7754 (referenced_var_iterator): Adjust.
7755 (FOR_EACH_REFERENCED_VAR): Adjust.
7756 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
7757 (num_referenced_vars): Adjust.
7758 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
7759 (first_referenced_var): Remove.
7760 (end_referenced_vars_p): Likewise.
7761 (next_referenced_var): Likewise.
7762 (referenced_var_iterator_set): New helper function.
7763 * tree-dfa.c (referenced_var_lookup): Adjust.
7764 (referenced_var_check_and_insert): Likewise.
7765 (remove_referenced_var): Likewise.
7766 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
7767 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
7768 (verify_call_clobbering): Likewise.
7769 (verify_memory_partitions): Likewise.
7770 (init_tree_ssa): Allocate bitmap instead of hashtable for
7772 (delete_tree_ssa): Adjust.
7773 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
7774 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
7775 (compute_tag_properties): Likewise.
7776 (set_initial_properties): Likewise.
7777 (find_partition_for): Likewise.
7778 (update_reference_counts): Likewise.
7779 (dump_may_aliases_for): Likewise.
7780 * tree-ssa-operands.c (add_virtual_operand): Likewise.
7781 (add_call_clobber_ops): Likewise.
7782 (add_call_read_ops): Likewise.
7783 (get_asm_expr_operands): Likewise.
7784 * tree-into-ssa.c (dump_decl_set): Likewise.
7785 (update_ssa): Likewise.
7786 * tree-sra.c (scan_function): Likewise.
7787 (decide_instantiations): Likewise.
7788 (scalarize_parms): Likewise.
7789 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
7790 (dsa_named_for): Likewise.
7791 * tree-ssa-structalias.c (update_alias_info): Likewise.
7792 (merge_smts_into): Likewise.
7794 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
7797 * doc/invoke.texi (-fcx-limited-range): Document new option.
7798 * toplev.c (process_options): Handle -fcx-fortran-rules.
7799 * common.opt: Add documentation for -fcx-fortran-rules.
7801 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
7804 * doc/invoke.texi (-fcx-limited-range): Correct to be in line with
7805 actual behaviour and C99.
7807 2008-02-26 Ben Elliston <bje@au.ibm.com>
7809 * config/rs6000/rs6000.h (ASM_CPU_POWER5_SPEC): Define.
7810 (ASM_CPU_POWER6_SPEC): Likewise.
7811 (ASM_CPU_SPEC): Pass %(asm_cpu_power5) for -mcpu=power5.
7812 Likewise, pass %(asm_cpu_power6) for -mcpu=power6.
7813 (EXTRA_SPECS): Add asm_cpu_power5, asm_cpu_power6 spec strings.
7815 2008-02-25 Richard Guenther <rguenther@suse.de>
7817 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
7818 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
7819 (lookup_decl_from_uid): Declare.
7820 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
7821 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
7822 (decl_for_uid_map): New global hashtable mapping DECL_UID
7824 (init_ttree): Allocate it.
7825 (insert_decl_to_uid_decl_map): New helper function.
7826 (make_node_stat): Insert new decls into the map.
7827 (copy_node_stat): Likewise.
7828 (lookup_decl_from_uid): New function.
7829 (print_decl_for_uid_map_statistics): New helper.
7830 (dump_tree_statistics): Call it.
7832 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
7833 (referenced_var_iterator): Adjust.
7834 (FOR_EACH_REFERENCED_VAR): Adjust.
7835 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
7836 (num_referenced_vars): Adjust.
7837 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
7838 (first_referenced_var): Remove.
7839 (end_referenced_vars_p): Likewise.
7840 (next_referenced_var): Likewise.
7841 (referenced_var_iterator_set): New helper function.
7842 * tree-dfa.c (referenced_var_lookup): Adjust.
7843 (referenced_var_check_and_insert): Likewise.
7844 (remove_referenced_var): Likewise.
7845 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
7846 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
7847 (verify_call_clobbering): Likewise.
7848 (verify_memory_partitions): Likewise.
7849 (init_tree_ssa): Allocate bitmap instead of hashtable for
7851 (delete_tree_ssa): Adjust.
7852 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
7853 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
7854 (compute_tag_properties): Likewise.
7855 (set_initial_properties): Likewise.
7856 (find_partition_for): Likewise.
7857 (update_reference_counts): Likewise.
7858 (dump_may_aliases_for): Likewise.
7859 * tree-ssa-operands.c (add_virtual_operand): Likewise.
7860 (add_call_clobber_ops): Likewise.
7861 (add_call_read_ops): Likewise.
7862 (get_asm_expr_operands): Likewise.
7863 * tree-into-ssa.c (dump_decl_set): Likewise.
7864 (update_ssa): Likewise.
7865 * tree-sra.c (scan_function): Likewise.
7866 (decide_instantiations): Likewise.
7867 (scalarize_parms): Likewise.
7868 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
7869 (dsa_named_for): Likewise.
7870 * tree-ssa-structalias.c (update_alias_info): Likewise.
7871 (merge_smts_into): Likewise.
7873 2008-02-25 Andreas Krebbel <krebbel1@de.ibm.com>
7876 * cse.c (cse_insn): Avoid creation of overlapping MEMs.
7877 * alias.c (nonoverlapping_memrefs_p): Export for use in other modules.
7878 * alias.h (nonoverlapping_memrefs_p): Likewise.
7880 2008-02-25 Jan Beulich <jbeulich@novell.com>
7882 * Makefile.in: Also prefix uses of crt0.o and mcrt0.o with $(T).
7883 * config/i386/netware-libgcc.exp: Add __bswap?i2,
7884 __emultls_get_address, __emultls_register_common,
7885 __floatundi?f, and _Unwind_GetIPInfo.
7886 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration):
7887 Sync with config/i386/winnt.c:gen_stdcall_or_fastcall_suffix().
7888 (gen_regparm_prefix): Likewise.
7889 (i386_nlm_encode_section_info): Sync with
7890 config/i386/winnt.c:i386_pe_encode_section_info().
7891 (i386_nlm_maybe_mangle_decl_assembler_name): New.
7892 i386_nlm_mangle_decl_assembler_name): New.
7893 (netware_override_options): New.
7894 * config/i386/netware.h (netware_override_options): Declare.
7895 (OVERRIDE_OPTIONS): Re-define to netware_override_options.
7896 (i386_nlm_mangle_decl_assembler_name): Declare.
7897 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Define.
7899 2008-02-25 Ben Elliston <bje@au.ibm.com>
7902 * c-decl.c (grokdeclarator): Remove unused local variables
7903 `typedef_type' and `type_as_written'.
7905 (find_rarely_executed_basic_blocks_and_crossing_edges): Remove
7906 unused local variable `has_hot_blocks'.
7907 (fix_crossing_conditional_branches): Remove unused local variable
7910 2008-02-25 Uros Bizjak <ubizjak@gmail.com>
7913 * builtins.def (BUILT_IN_NAN): Define as c99 builtin
7914 using DEF_C99_BUILTIN.
7915 (BUILT_IN_NANF): Ditto.
7916 (BUILT_IN_NANL): Ditto.
7918 2008-02-25 Ayal Zaks <zaks@il.ibm.com>
7919 Revital Eres <eres@il.ibm.com>
7921 * modulo-sched.c (calculate_must_precede_follow): Address TODO
7922 regarding the order of two dependent insns in the same row.
7924 2008-02-25 Eric Botcazou <ebotcazou@adacore.com>
7926 * stor-layout.c (layout_decl): Do not bump the alignment of a
7927 bit-field to more than byte alignment if it is packed.
7929 2008-02-24 David Edelsohn <edelsohn@gnu.org>
7931 * config/rs6000/rs6000.c (processor_costs): Add cache costs for
7934 2008-02-24 Diego Novillo <dnovillo@google.com>
7936 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg01094.html
7939 * tree-vrp.c (vrp_evaluate_conditional): With
7940 -Wtype-limits, emit a warning when comparing against a
7941 constant outside the natural range of OP0's type.
7942 * c.opt (Wtype-limits): Move ...
7943 * common.opt (Wtype-limits): ... here.
7945 2008-02-24 Edmar Wienskoski <edmar@freescale.com>
7947 * config.gcc (powerpc*-*-*): Add new cores e300c2 and e300c3.
7948 * config/rs6000/e300c2c3.md: New file.
7949 * config/rs6000/rs6000.c (processor_costs): Add new costs for
7951 (rs6000_override_options): Add e300c2 and e300c3 cases to
7952 processor_target_table. Do not allow usage of Altivec or Spe
7953 with e300 cores. Initialize rs6000_cost for e300c2 and e300c3.
7954 (rs6000_issue_rate): Set issue rate for e300c2 and e300c3.
7955 * config/rs6000/rs6000.h (processor_type): Add
7956 PROCESSOR_PPCE300C2 and PROCESSOR_PPCE300C3.
7957 (ASM_CPU_SPEC): Add e300c2 and e300c3.
7958 * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce300c2
7959 and ppce300c3. Include e300c2c3.md.
7961 2008-02-23 David Edelsohn <edelsohn@gnu.org>
7963 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Use STRICT_ALIGNMENT
7964 instead of TARGET_STRICT_ALIGN.
7966 2008-02-23 Joseph Myers <joseph@codesourcery.com>
7968 * explow.c (memory_address): Assert that the generated address is
7971 2008-02-23 Francois-Xavier Coudert <coudert@clipper.ens.fr>
7974 * config/darwin-protos.h: Add darwin_patch_builtins prototype.
7975 * config/darwin-ppc-ldouble-patch.def: New file.
7976 * config/rs6000/darwin.h (SUBTARGET_INIT_BUILTINS): New macro.
7977 * config/rs6000/rs6000.c (rs6000_init_builtins): Call
7978 SUBTARGET_INIT_BUILTINS if defined.
7979 * config/darwin.c (darwin_patch_builtin, darwin_patch_builtins):
7982 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
7985 * simplify-rtx.c (simplify_binary_operation_1): Add simplification
7986 of (and X (ior (not X) Y) and (and (ior (not X) Y) X).
7988 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
7991 * c-pch.c (c_common_valid_pch): Make the "too short to be a PCH
7992 file" warning condtional on -Winvalid-PCH.
7994 2008-02-23 Daniel Jacobowitz <dan@codesourcery.com>
7996 * expmed.c (extract_bit_field): Always use adjust_address for MEM.
7998 2008-02-23 Uros Bizjak <ubizjak@gmail.com>
8002 * config/i386/mmx.md (*mov<mode>_internal_rex64): Use "!y" to
8003 prevent reload from using MMX registers.
8004 (*mov<mode>_internal): Ditto.
8005 (*movv2sf_internal_rex64): Ditto.
8006 (*movv2sf_internal): Ditto.
8008 2008-02-23 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8010 PR documentation/31569
8011 * doc/install.texi2html: Use makeinfo --no-number-sections.
8013 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
8015 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check to
8016 ensure that we can address an entire entity > 8 bytes. Don't
8017 generate reg+reg addressing for such data.
8019 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
8021 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Don't overalign
8022 strings when optimizing for size, unless the target cares about
8025 2008-02-22 Tom Tromey <tromey@redhat.com>
8027 * regclass.c (current_pass): Remove declaration.
8029 2008-02-22 Anatoly Sokolov <aesok@post.ru>
8031 * config/avr/libgcc.S (__RAMPZ__): Define.
8032 (__do_copy_data): Add for devices with 128KB code memory.
8034 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
8036 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
8038 * config/rs6000/eabispe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Likewise.
8040 2008-02-22 Hans-Peter Nilsson <hp@axis.com>
8042 * config/cris/cris.h (REG_CLASS_FROM_LETTER): Recognize 'b' for
8045 2008-02-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8048 * c-typeck.c (build_binary_op): Warn about floating point
8049 comparisons if FLOAT_TYPE_P, not only for REAL_TYPE.
8051 2008-02-21 Janis Johnson <janis187@us.ibm.com>
8054 * config/rs6000/rs6000.c (rs6000_altivec_abi): Clarify comment.
8055 (rs6000_explicit_options): Split abi into spe_abi and altivec_abi,
8057 (rs6000_override_options): Set altivec_abi as default, not override,
8058 for 64-bit GNU/Linux; for 32-bit GNU/Linux default to altivec_abi for
8059 TARGET_ALTIVEC; default to TARGET_ALTIVEC_VRSAVE when AltiVec ABI
8060 is used; use new member spe_abi.
8061 (rs6000_handle_option): Set rs6000_explicit_options.vrsave; use
8062 spe_abi and altivec_abi.
8064 2008-02-22 Tomas Bily <tbily@suse.cz>
8066 * tree-vectorizer.c (vect_is_simple_reduction): Fix comment typo.
8068 2008-02-21 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8071 * config.build (build_file_translate): Set to `CMD //c' only if
8073 * Makefile.in (build_file_translate): Improve comment.
8075 2008-02-21 Jan Hubicka <jh@suse.cz>
8077 * predict.def (PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL,
8078 PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL, PRED_CALL,
8079 PRED_TREE_EARLY_RETURN, PRED_NULL_RETURN): Update.
8081 2008-02-21 Michael Matz <matz@suse.de>
8084 * config/i386/i386.c (ix86_expand_branch): Add missing breaks.
8086 2008-02-21 Uros Bizjak <ubizjak@gmail.com>
8088 * config/i386/i386.md (mov<mode>cc): Macroize expander from movsfcc,
8089 movdfcc and movxfcc using X87MODEF mode iterator and SSE_FLOAT_MODE_P
8091 * config/i386/sse.md (<sse>_movup<ssemodesuffixf2c>): Macroize insn
8092 from sse_movups adn sse2_movupd using SSEMODEF2P mode iterator and
8093 SSE_VEC_FLOAT_MODE_P as insn constraint.
8094 (<sse>_movmskp<ssemodesuffixf2c>): Ditto from similar patterns.
8095 (sse4a_movnt<mode>): Macroize insn from sse4a_movntsf and
8096 sse4a_movntdf using MODEF mode iterator.
8097 (sse4a_vmmovnt<mode>): Macroize insn form sse4a_vmmovntv2df and
8098 sse4a_vmmovntv4sf using SSEMODEF2P mode iterator.
8099 (sse4_1_blendp<ssemodesuffixf2c>): Ditto from similar patterns.
8100 (sse4_1_blendvp<ssemodesuffixf2c>): Ditto.
8101 (sse4_1_dpp<ssemodesuffixf2c>): Ditto.
8102 (sse4_1_roundp<ssemodesuffixf2c>): Ditto.
8103 (sse4_1_rounds<ssemodesuffixf2c>): Ditto.
8105 2008-02-21 Richard Guenther <rguenther@suse.de>
8107 * tree.def (PAREN_EXPR): New tree code.
8108 * fold-const.c (fold_unary): Remove PAREN_EXPR around constants
8110 * tree-pretty-print.c (dump_generic_node): Handle PAREN_EXPR.
8111 * expr.c (expand_expr_real_1): Likewise.
8112 * tree-inline.c (estimate_num_insns_1): Likewise.
8113 * tree-complex.c (expand_complex_move): Likewise.
8114 * tree-vectorizer.c (vect_is_simple_use): Treat PAREN_EXPR (x)
8117 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
8120 * config/sh/sh.c (find_barrier): Don't go past 'from' argument.
8122 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
8125 * config/sh/sh.md (jump_compact): Disable for crossing jumps.
8127 * config/sh/sh.c (find_barrier): Don't go past
8128 NOTE_INSN_SWITCH_TEXT_SECTIONS note.
8130 2008-02-20 DJ Delorie <dj@redhat.com>
8132 * config/h8300/h8300.md (insv): Force source operand to be a register.
8134 * config/h8300/h8300.c (h8300_expand_epilogue): Emit return insn
8135 as a jump, not as a plain insn.
8137 2008-02-20 Seongbae Park <seongbae.park@gmail.com>
8139 * doc/invoke.texi (Warning Options): Add new option
8140 -Wframe-larger-than=.
8141 (-Wframe-larger-than): Document.
8143 * flags.h (warn_frame_larger_than, frame_larger_than_size):
8144 Add declarations for new option variables.
8146 * final.c (final_start_function): Check the frame size
8147 before emission and issue a Wframe-larger-than warning.
8149 * opts.c (warn_frame_larger_than, frame_larger_than_size):
8150 Add definitions for new option variables.
8151 (common_handle_option): Handle new option OPT_Wframe_larger_than_.
8153 * common.opt (Wframe-larger-than=): New option.
8155 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
8157 * config/i386/sse.md (<sse>_vmmul<mode>3): Fix typo in asm template.
8158 (<sse>_div<mode>3): Ditto.
8159 (<sse>_vmdiv<mode>3): Ditto.
8160 (<sse>_vmsqrt<mode>2): Ditto.
8161 (*smax<mode>3): Ditto.
8162 (sse5_frcz<mode>2): Ditto.
8163 (sse5_vmfrcz<mode>2): Ditto. Use TARGET_SSE5 instead of TARGET_ROUND
8166 2008-02-20 Richard Guenther <rguenther@suse.de>
8169 * builtins.c (validate_arg): If we want an INTEGER_TYPE,
8170 be happy with INTEGRAL_TYPE_P.
8172 2008-02-20 Richard Guenther <rguenther@suse.de>
8174 * fold-const.c (split_tree): Associate floatig-point expressions
8175 if flag_associative_math is set.
8177 2008-02-20 Richard Guenther <rguenther@suse.de>
8179 * tree.h (fold_real_zero_addition_p): Declare.
8180 * fold-const.c (fold_real_zero_addition_p): Export.
8181 * tree-ssa-reassoc.c (eliminate_using_constants): Also handle
8182 floating-point operations with zero and one.
8184 2008-02-20 Paolo Bonzini <bonzini@gnu.org>
8186 * doc/install.texi: Correct references to CFLAGS, replacing them
8187 with BOOT_CFLAGS. Document flags used during bootstrap for
8190 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
8192 * config/i386/i386.h (SSE_VEC_FLOAT_MODE_P): New define.
8193 * config/i386/i386.md (*sse_setcc<mode>): Macroize from *sse_setccsf
8194 and *sse_setccdf using MODEF mode iterator and SSE_FLOAT_MODE_P as
8196 (smin<mode>3): Ditto from similar patterns.
8197 (smax<mode>3): Ditto.
8198 (*ieee_smin<mode>3): Ditto.
8199 (*ieee_smax<mode>3): Ditto.
8200 * config/i386/sse.md (sse): New mode attribute.
8201 (mov<mode>): Macroize expander from movv4sf and movv2df using
8202 SSEMODEF2P mode iterator.
8203 (<sse>_movnt<mode>): Ditto from similar patterns. Use
8204 SSE_VEC_FLOAT_MODE_P as insn constraint.
8205 (storent<mode>): Ditto.
8206 (storent<mode>): Macroize expander from storentsf and storentdf using
8207 MODEF mode iterator.
8208 (neg<mode>2): Macroize from negv4sf2 and negv2df2 using SSEMODEF2P
8209 mode iterator and SSE_VEC_FLOAT_MODE_P as insn constraint.
8210 (abs<mode>2): Ditto from similar patterns.
8211 (add<mode>3, *add<mode>3, <sse>_vmadd<mode>3): Ditto.
8212 (sub<mode>3, *sub<mode>3, <sse>_vmsub<mode>3): Ditto.
8213 (<sse>_div<mode>3, <sse>_vmdiv<mode>3): Ditto.
8214 (<sse>_vmsqrt<mode>2): Ditto.
8215 (smin<mode>3, *smin<mode>3_finite, *smin<mode>3)
8216 (<sse>_vmsmin<mode>3, *ieee_smin<mode>3): Ditto.
8217 (smax<mode>3, *smax<mode>3_finite, *smax<mode>3)
8218 (<sse>_vmsmax<mode>3, *ieee_smax<mode>3): Ditto.
8219 (<sse>_maskcmp<mode>3): Macroize from sse_maskcmpv4sf3,
8220 sse_maskcmpsf3, sse2_maskcmpv2df3 and sse2_maskcmpdf3 using SSEMODEF4
8221 mode iterator. Use SSE_FLOAT_MODE_P with SSE_VEC_FLOAT_MODE_P as
8223 (<sse>_comi): Macroize from sse_comi and sse2_comi using MODEF mode
8224 iterator and SSE_FLOAT_MODE_P as insn constraint.
8225 (<sse>_ucomi): Ditto from similar patterns.
8226 (<sse>_vmmaskcmp<mode>3): Macroize from sse_vmmaskcmpv4sf3 and
8227 sse2_vmmaskcmpv2df3 using SSEMODEF2P mode iterator and
8228 SSE_VEC_FLOAT_MODE_P as insn constraint.
8229 (vcond<mode>): Ditto from similar patterns.
8230 (and<mode>3, *and<mode>3): Ditto.
8231 (<sse>_nand<mode>3): Ditto.
8232 (ior<mode>3, *ior<mode>3): Ditto.
8233 (xor<mode>3, *xor<mode>3): Ditto.
8234 (*and<mode>3): Macroize from *andsf3 and *anddf3 using MODEF mode
8235 iterator and SSE_FLOAT_MODE_P as insn constraint.
8236 (*nand<mode>3): Ditto from similar patterns.
8237 (*ior<mode>3): Ditto.
8238 (*xor<mode>3): Ditto.
8240 2008-02-20 Ira Rosen <irar@il.ibm.com>
8242 * config/spu/spu.md (vec_unpacku_hi_v8hi, vec_unpacku_lo_v8hi,
8243 vec_unpacks_hi_v8hi, vec_unpacks_lo_v8hi, vec_unpacku_hi_v16qi,
8244 vec_unpacku_lo_v16qi, vec_unpacks_lo_v16qi): Implement.
8246 2008-02-19 Jan Hubicka <jh@suse.cz>
8248 * predict.c (tree_bb_level_predictions): Remove variable next
8249 mistakely introduced by previous commit.
8251 2008-02-19 Jan Hubicka <jh@suse.cz>
8253 * predict.c (predict_paths_leading_to): Rewrite.
8254 (predict_paths_for_bb): New.
8255 (tree_bb_level_predictions): Update call of predict_paths_leading_to.
8257 2008-02-19 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8260 * Makefile.in (build_file_translate): New.
8261 (gcc-vers.texi): Use it for translating $(abs_srcdir).
8262 * config.build (build_file_translate): Set to `CMD //c' on MinGW.
8263 * configure.ac (build_file_translate): Substitute it.
8264 * configure: Regenerate.
8266 2008-02-19 Jan Hubicka <jh@suse.cz>
8268 PR rtl-optimization/34408
8269 * see.c (see_def_extension_not_merged): Copy subreg so we don't have
8272 2008-02-19 Jan Hubicka <jh@suse.cz>
8275 * tree-inline.c (estimate_num_insns_1): Fix counting of cost of
8278 2008-02-19 H.J. Lu <hongjiu.lu@intel.com>
8281 * config/i386/i386-modes.def: Revert the last DI alignment
8282 change until Ada people can look into it.
8284 2008-02-19 Nick Clifton <nickc@redhat.com>
8286 * opts.c (print_specific_help): Fix typo in --help text.
8288 2008-02-19 Jakub Jelinek <jakub@redhat.com>
8291 * config/i386/cpuid.h (__cpuid, __get_cpuid_max): Use special
8292 32-bit inline asm without asm alternatives for host GCC < 3.0.
8294 2008-02-19 Richard Guenther <rguenther@suse.de>
8296 PR tree-optimization/34989
8297 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Re-structure.
8298 Allow propagation to INDIRECT_REF if we can simplify only.
8300 2008-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8302 * c-common.c (warn_for_collisions_1): Use appropriate option when
8305 2008-02-19 Nick Clifton <nickc@redhat.com>
8308 * opts.c (undocumented_msg): Leave blank unless checking is enabled.
8309 (handle_options): Fix indentation.
8310 (print_filtered_help): If no language-specific options were
8311 displayed tell the user how to list all the options supported by
8312 the language's front-end.
8313 (print_specific_help): Fix indentation and remove duplicate line.
8314 (common_handle_option): Handle the -v option.
8315 For --help enable the display of undocumented options if the -v
8316 switch has been included on the command line.
8317 For --help= check for overlaps in the arguments between the option
8318 classes and the language names and issue a warning when they
8319 cannot be disambiguated.
8320 * c.opt (v): Pass on to the common option handler.
8322 2008-02-19 Revital Eres <eres@il.ibm.com>
8324 * modulo-sched.c (sms_schedule): Change dump message when
8325 create_ddg function fails.
8326 (try_scheduling_node_in_cycle): Rename row to cycle.
8327 (print_partial_schedule): Rename CYCLE to ROW.
8329 2008-02-19 Christian Bruel <christian.bruel@st.com>
8330 Zdenek Dvorak <ook@ucw.cz>
8332 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): Check step alignment.
8334 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
8337 * config/i386/i386.md (*x86_movsicc_0_m1_se): New insn pattern.
8338 (*x86_movdicc_0_m1_se): Ditto.
8340 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
8342 * config/i386/sfp-machine.h (__gcc_CMPtype): New typedef.
8343 (CMPtype): Define as __gcc_CMPtype.
8344 * config/rs6000/sfp-machine.h (__gcc_CMPtype): New typedef.
8345 (CMPtype): Define as __gcc_CMPtype.
8347 2008-02-19 Hans-Peter Nilsson <hp@axis.com>
8349 Support valgrind 3.3 for --enable-checking=valgrind.
8350 * system.h: Consolidate ENABLE_VALGRIND_CHECKING-dependent defines
8352 [!VALGRIND_MAKE_MEM_NOACCESS]: Define as VALGRIND_MAKE_NOACCESS.
8353 [!VALGRIND_MAKE_MEM_DEFINED]: Define as VALGRIND_MAKE_READABLE.
8354 [!VALGRIND_MAKE_MEM_UNDEFINED]: Define as VALGRIND_MAKE_WRITABLE.
8355 * ggc-common.c: Remove ENABLE_VALGRIND_CHECKING-dependent defines.
8356 Replace use of VALGRIND_MAKE_READABLE, VALGRIND_MAKE_WRITABLE, and
8357 VALGRIND_MAKE_NOACCESS with VALGRIND_MAKE_MEM_DEFINED,
8358 VALGRIND_MAKE_MEM_UNDEFINED, and VALGRIND_MAKE_MEM_NOACCESS
8360 * ggc-zone.c: Similar.
8361 * ggc-page.c: Similar.
8363 2008-02-19 Paul Brook <paul@codesourcery.com>
8366 * config/arm/ieee754-df.S: Fix do_it typo.
8367 * config/arm/ieee754-sf.S: Fix do_it typo.
8369 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
8372 * config/i386/i386.c (OPTION_MASK_ISA_MMX_SET): New.
8373 (OPTION_MASK_ISA_3DNOW_SET): Likewise.
8374 (OPTION_MASK_ISA_SSE_SET): Likewise.
8375 (OPTION_MASK_ISA_SSE2_SET): Likewise.
8376 (OPTION_MASK_ISA_SSE3_SET): Likewise.
8377 (OPTION_MASK_ISA_SSSE3_SET): Likewise.
8378 (OPTION_MASK_ISA_SSE4_1_SET): Likewise.
8379 (OPTION_MASK_ISA_SSE4_2_SET): Likewise.
8380 (OPTION_MASK_ISA_SSE4_SET): Likewise.
8381 (OPTION_MASK_ISA_SSE4A_SET): Likewise.
8382 (OPTION_MASK_ISA_SSE5_SET): Likewise.
8383 (OPTION_MASK_ISA_3DNOW_A_UNSET): Likewise.
8384 (OPTION_MASK_ISA_MMX_UNSET): Updated.
8385 (OPTION_MASK_ISA_3DNOW_UNSET): Updated.
8386 (OPTION_MASK_ISA_SSE_UNSET): Likewise.
8387 (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
8388 (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
8389 (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
8390 (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
8391 (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
8392 (OPTION_MASK_ISA_SSE5_UNSET): Likewise.
8393 (OPTION_MASK_ISA_SSE4): Removed.
8394 (ix86_handle_option): Turn on bits in ix86_isa_flags and
8395 ix86_isa_flags_explicit with OPTION_MASK_ISA_XXX_SET for -mXXX.
8396 (override_options): Don't turn on implied SSE/MMX bits in
8399 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
8401 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
8404 2008-02-18 Joey Ye <joey.ye@intel.com>
8407 * tree-nested.c (insert_field_into_struct): Set type alignment
8408 to field alignment if the former is less than the latter.
8410 2008-02-18 Jakub Jelinek <jakub@redhat.com>
8412 * BASE-VER: Set to 4.4.0.
8414 2008-02-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8416 * doc/c-tree.texi: Use @dots{} and @enddots{} where appropriate.
8417 * doc/cfg.texi: Likewise.
8418 * doc/extend.texi: Likewise.
8419 * doc/gty.texi: Likewise.
8420 * doc/invoke.texi: Likewise.
8421 * doc/loop.texi: Likewise.
8422 * doc/md.texi: Likewise.
8423 * doc/passes.texi: Likewise.
8424 * doc/rtl.texi: Likewise.
8425 * doc/sourcebuild.texi: Likewise.
8426 * doc/tm.texi: Likewise.
8427 * doc/tree-ssa.texi: Likewise.
8429 2008-02-17 Richard Guenther <rguenther@suse.de>
8432 * tree-complex.c (init_parameter_lattice_values): Handle parameters
8433 without default definition.
8435 2008-02-17 Richard Guenther <rguenther@suse.de>
8437 PR tree-optimization/35231
8438 * tree-vrp.c (register_edge_assert_for): Do not assume A == 0
8441 2008-02-17 Uros Bizjak <ubizjak@gmail.com>
8444 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
8445 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
8446 libgcc_cmp_return mode.
8448 2008-02-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8451 * doc/invoke.texi (-std): Clarify description of -std= and -ansi.
8453 2008-02-16 Ralf Corsepius <ralf.corsepius@rtems.org>
8455 * config/m68k/t-rtems (M68K_MLIB_CPU): Add 5208, 5307, 5407, 5475
8458 2008-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8460 * doc/c-tree.texi: Use `@.' where appropriate.
8461 * doc/extend.texi: Likewise.
8462 * doc/install.texi: Likewise.
8463 * doc/invoke.texi: Likewise.
8464 * doc/loop.texi: Likewise.
8465 * doc/makefile.texi: Likewise.
8466 * doc/md.texi: Likewise.
8467 * doc/passes.texi: Likewise.
8468 * doc/standards.texi: Likewise.
8469 * doc/tm.texi: Likewise.
8471 2008-02-15 Jakub Jelinek <jakub@redhat.com>
8474 * omp-low.c (expand_omp_for_generic): Don't initialize fd->v
8476 (expand_omp_for_static_nochunk): Initialize fd->v in seq_start_bb
8477 rather than in entry_bb.
8479 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
8481 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
8482 libgcc_cmp_return mode.
8484 2008-02-15 Jakub Jelinek <jakub@redhat.com>
8487 * tree-nested.c (convert_call_expr): Put FRAME.* vars into
8488 OMP_CLAUSE_SHARED rather than OMP_CLAUSE_FIRSTPRIVATE clause.
8490 2008-02-15 Richard Guenther <rguenther@suse.de>
8491 Zdenek Dvorak <ook@ucw.cz>
8493 PR tree-optimization/35164
8494 * tree-flow.h (stmt_references_abnormal_ssa_name): Declare.
8495 * tree-dfa.c (stmt_references_abnormal_ssa_name): New function.
8496 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
8497 Only propagate addresses which do not have abnormal SSA_NAMEs
8500 2008-02-15 Joseph Myers <joseph@codesourcery.com>
8503 * config/m68k/m68k.h (DWARF_CIE_DATA_ALIGNMENT): Define.
8505 2008-02-15 Jan Hubicka <jh@suse.cz>
8508 * ipa.c (cgraph_remove_unreachable_nodes): Clear local.inlinable flag.
8510 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
8513 * function.c (pad_to_arg_alignment): Remove test for STACK_BOUNDARY
8514 when calculating alignment_pad.
8516 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
8518 * config/i386/i386.h (CLEAR_RATIO): Use MIN macro.
8519 (WIDEST_HARDWARE_FP_SIZE): Use LONG_DOUBLE_TYPE_SIZE define.
8520 * config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Use MAX macro
8521 and STACK_BOUNDARY define.
8523 2008-02-14 Danny Smith <dannysmith@users.sourceforge.net>
8525 PR preprocessor/35061
8526 * c-pragma.c (handle_pragma_pop_macro): Check that
8527 pushed_macro_table has been allocated.
8529 2008-02-14 Eric Botcazou <ebotcazou@adacore.com>
8532 * gimplify.c (force_gimple_operand_bsi): Revert 2008-02-12 change.
8533 (force_gimple_operand): Likewise.
8534 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Add new cases
8535 for TARGET_MEM_REF and CONVERT_EXPR/NON_LVALUE_EXPR/NOP_EXPR.
8536 Also recurse on the operand for regular VIEW_CONVERT_EXPRs.
8537 (find_interesting_uses_address): Check addressability and alignment
8538 of the base expression only after substituting bases of IVs into it.
8540 2008-02-14 Michael Matz <matz@suse.de>
8543 * function.c (instantiate_virtual_regs_in_insn): Reload address
8544 before falling back to reloading the whole operand.
8546 2008-02-14 Andreas Krebbel <krebbel1@de.ibm.com>
8548 * config/s390/s390.c (s390_mainpool_start): Emit the pool
8549 before the first section switch note.
8551 2008-02-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8553 * doc/bugreport.texi: Update copyright years.
8554 * doc/c-tree.texi: Likewise.
8555 * doc/cfg.texi: Likewise.
8556 * doc/cpp.texi: Likewise.
8557 * doc/cppinternals.texi: Likewise.
8558 * doc/fragments.texi: Likewise.
8559 * doc/frontends.texi: Likewise.
8560 * doc/gcc.texi: Likewise.
8561 * doc/gty.texi: Likewise.
8562 * doc/hostconfig.texi: Likewise.
8563 * doc/implement-c.texi: Likewise.
8564 * doc/libgcc.texi: Likewise.
8565 * doc/loop.texi: Likewise.
8566 * doc/makefile.texi: Likewise.
8567 * doc/options.texi: Likewise.
8568 * doc/passes.texi: Likewise.
8569 * doc/rtl.texi: Likewise.
8570 * doc/sourcebuild.texi: Likewise.
8571 * doc/standards.texi: Likewise.
8572 * doc/tree-ssa.texi: Likewise.
8573 * doc/trouble.texi: Likewise.
8575 * doc/extend.texi: Use @: or add comma where appropriate.
8576 * doc/invoke.texi: Likewise.
8577 * doc/tm.texi: Likewise.
8579 2008-02-14 Alan Modra <amodra@bigpond.net.au>
8582 * config/rs6000/rs6000.md (restore_stack_block): Force operands[1]
8585 2008-02-14 Jesper Nilsson <jesper.nilsson@axis.com>
8587 * doc/md.texi (clz, ctz): Add reference.
8588 * doc/rtl.texi (clz, ctz): Likewise.
8590 2008-02-13 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8593 * Makefile.in (gcc-vers.texi): Use abs_srcdir for the value of
8596 2008-02-13 Andreas Krebbel <krebbel1@de.ibm.com>
8598 * config/s390/s390.c (struct constant_pool): New field
8599 emit_pool_after added.
8600 (s390_mainpool_start): Set the emit_pool_after flag according
8601 to the section switch notes.
8602 (s390_mainpool_finish): Consider emit_pool_after when emitting
8603 the literal pool at the end of the function.
8604 (s390_chunkify_start): Force literal pool splits at section
8607 2008-02-13 Michael Matz <matz@suse.de>
8610 * var-tracking.c (clobber_variable_part): Correctly traverse the
8613 2008-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8616 * doc/invoke.texi (Debugging Options): Remove -fdump-tree-inlined.
8617 Add -fdump-ipa-inline.
8618 * tree-dump.c (dump_files): Remove tree-inlined dump.
8619 * tree-pass.h (tree_dump_index): Remove TDI_inlined.
8621 2008-02-12 Richard Guenther <rguenther@suse.de>
8623 PR tree-optimization/35171
8624 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Deal with
8627 2008-02-12 Richard Guenther <rguenther@suse.de>
8630 * fold-const.c (fold_widened_comparison): Use get_unwidened in
8631 value-preserving mode. Disallow final truncation.
8633 2008-02-12 Eric Botcazou <ebotcazou@adacore.com>
8636 * gimplify.c (force_gimple_operand_bsi): Move SSA renaming
8637 code from here to...
8638 (force_gimple_operand): ...here.
8640 2008-02-12 Jakub Jelinek <jakub@redhat.com>
8643 * tree-sra.c (sra_build_assignment): fold_convert SRC if copying
8644 non-compatible pointers.
8645 (generate_element_copy): If SRC and DST are RECORD_TYPEs with
8646 different FIELD_DECLs, try harder by comparing field offsets, sizes
8650 * function.c (match_asm_constraints_1): Don't replace the same input
8653 2008-02-12 Anatoly Sokolov <aesok@post.ru>
8655 * config/avr/avr.h (AVR_HAVE_RAMPZ): Define.
8656 * config/avr/avr.c (expand_prologue): Save RAMPZ register.
8657 (expand_epilogue): Restore RAMPZ register.
8658 * config/avr/avr.md (RAMPZ_ADDR): New constant.
8660 2008-02-11 Kai Tietz <kai.tietz@onevision.com>
8662 * config/i386/cygwin.asm: (__alloca): Correct calling
8663 convention and alignment.
8664 (__chkstk): Force 8 byte stack alignment.
8666 2008-02-11 Uros Bizjak <ubizjak@gmail.com>
8667 Richard Guenther <rguenther@suse.de>
8669 PR tree-optimization/33992
8670 * tree-ssa-loop-im.c (rewrite_bittest): Fixup the type of
8671 the zero we compare against.
8673 2008-02-10 Danny Smith <dannysmith@users.sourceforge.net>
8676 * gthr-win32.h (__gthread_mutex_destroy_function): New function
8677 to CloseHandle after unlocking to prevent accumulation of handle
8680 2008-02-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8683 * pa.c (legitimize_pic_address): Add REG_EQUAL note on sets with a
8684 pic_label_operand source. Similarly, add a REG_LABEL_OPERAND note
8685 and update LABEL_NUSES during and after reload.
8687 2008-02-08 Steven Bosscher <stevenb.gcc@gmail.com>
8690 * combine.c (simplify_if_then_else): Make sure the comparison is
8691 against const0_rtx when simplifying to (abs x) or (neg (abs X)).
8693 2008-02-08 Richard Sandiford <rsandifo@nildram.co.uk>
8696 * double-int.h: Don't include gmp.h for GENERATOR_FILEs.
8697 (mpz_set_double_int, mpz_get_double_int): Hide from GENERATOR_FILEs.
8698 * real.h: Don't include gmp.h or mpfr.h for GENERATOR_FILEs.
8699 (real_from_mpfr, mpfr_from_real): Hide from GENERATOR_FILEs.
8700 * tree.h (get_type_static_bounds): Likewise.
8702 2008-02-08 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8704 * doc/invoke.texi (Option Summary, C++ Dialect Options)
8705 (Objective-C and Objective-C++ Dialect Options, Warning Options):
8706 Make -Wfoo language annotations match what the compiler outputs.
8708 2008-02-08 Sa Liu <saliu@de.ibm.com>
8710 * config/spu/spu-builtins.def: Fixed wrong parameter type in spu
8711 intrinsics spu_convts, spu_convtu, spu_convtf.
8713 2008-02-08 Hans-Peter Nilsson <hp@axis.com>
8715 * doc/extend.texi (Function Attributes) <noinline>: Mention
8716 asm ("") as method to keep calls.
8718 2008-02-07 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8721 * doc/options.texi (Options): Replace references to opts.sh with
8723 * opts-common.c: Likewise.
8724 * optc-gen.awk: Likewise.
8726 2008-02-07 Andreas Krebbel <krebbel1@de.ibm.com>
8728 * config/s390/s390.h (FUNCTION_ARG_REGNO_P): Fix fprs for 64 bit.
8730 2008-02-07 Richard Henderson <rth@redhat.com>
8733 * config/alpha/alpha.c (alpha_emit_xfloating_compare): Use an
8734 EXPR_LIST for the REG_EQUAL instead of a comparison with a
8737 2008-02-07 Uros Bizjak <ubizjak@gmail.com>
8739 PR tree-optimization/35085
8740 * tree-ssa-reassoc.c (rewrite_expr_tree): Enable destructive update
8741 for operand entry oe2 in addition to operand entry oe3 in order to
8742 expose more opportunities for vectorizer sum reduction.
8744 2008-02-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8747 * Makefile.in (LIBS): Remove $(GMPLIBS).
8748 (cc1-dummy, cc1): Add $(GMPLIBS).
8750 2008-02-06 Jan Hubicka <jh@suse.cz>
8753 * i386.md (moddf_integer): Do not produce partial memory stalls for
8754 targets where it hurts.
8756 2008-02-06 Uros Bizjak <ubizjak@gmail.com>
8759 * optabs.c (expand_float): Do not check for decimal modes when
8760 expanding unsigned integer through signed conversion.
8762 2008-02-06 Nick Clifton <nickc@redhat.com>
8764 * config/stormy16/stormy16.md (eqbranchsi): Replace a match_dup
8765 inside the clobber with a match_operand and duplicated operand
8766 number in the constraint.
8767 (ineqbranchsi): Delete redundant comment.
8769 2008-02-06 Ralf Corsepius <ralf.corsepius@rtems.org>
8771 * config/arm/rtems-elf.h (TARGET_OS_CPP_BUILTINS): Add
8772 builtin_define ("__USE_INIT_FINI__").
8773 * config/h8300/t-rtems (MULTILIB_OPTION,MULTILIB_DIRNAMES): Add
8775 * gthr-rtems.h: Remove __GTHREAD_MUTEX_INIT.
8777 2008-02-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8779 PR documentation/30330
8780 * doc/invoke.texi (C++ Dialect Options)
8781 (Objective-C and Objective-C++ Dialect Options, Warning Options):
8782 For each warning option -Wfoo that allows -Wno-foo, ensure both
8783 -Wfoo and -Wno-foo are listed in the option index. Fix index
8784 entry of -Wswitch-default, index -Wnormalized= including the
8785 `=', and -Wlarger-than-@var{len} including @var{len}.
8787 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
8789 * config/i386/i386.md (floatunssisf2): Use
8790 ix86_expand_convert_uns_sisf_sse also for TARGET_SSE.
8791 (floatunssi<mode>2): Rename from floatunssisf2 and floatunssidf2.
8792 Macroize expander using MODEF mode iterator.
8794 2008-02-05 Diego Novillo <dnovillo@google.com>
8796 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00140.html
8799 * tree-vrp.c (vrp_evaluate_conditional): Revert fix for PR 33738.
8801 2008-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8804 * toplev.c (print_version): Honor `indent' for GMP/MPFR warnings.
8806 2008-02-05 H.J. Lu <hongjiu.lu@intel.com>
8809 * config/i386/i386.c (ix86_function_sseregparm): Add an arg
8810 to indicate if a message should be generated.
8811 (init_cumulative_args): Updated.
8812 (function_value_32): Likewise.
8814 2008-02-05 Joseph Myers <joseph@codesourcery.com>
8816 * doc/include/texinfo.tex: Update to version 2008-02-04.16.
8818 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
8821 * config/i386/i386.md (floatunsisf2): Enable for TARGET_SSE_MATH only.
8822 Call ix86_expand_convert_uns_sisf_sse for TARGET_SSE2.
8824 2008-02-04 Diego Novillo <dnovillo@google.com>
8826 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00110.html
8829 * tree-vrp.c (vrp_evaluate_conditional): With
8830 -Wtype-limits, emit a warning when comparing against a
8831 constant outside the natural range of OP0's type.
8833 2008-02-04 Richard Guenther <rguenther@suse.de>
8836 * expr.c (count_type_elements): Give for unions instead of
8839 2008-02-04 Richard Guenther <rguenther@suse.de>
8842 * gimplify.c (gimplify_init_ctor_eval): Convert array indices
8843 to TYPE_DOMAINs base type instead of using bitsizetype here.
8845 2008-02-03 Jason Merrill <jason@redhat.com>
8847 * print-tree.c (print_node) [CONSTRUCTOR]: Print elements.
8849 2008-02-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8852 * doc/invoke.texi (C++ Dialect Options, Optimize Options)
8853 (HPPA Options, i386 and x86-64 Options, IA-64 Options)
8854 (RS/6000 and PowerPC Options): Fix typos and markup.
8855 * doc/passes.texi (Tree-SSA passes): Likewise.
8857 2008-02-02 Michael Matz <matz@suse.de>
8860 * postreload-gcse.c (record_last_reg_set_info_regno): Renamed
8861 from record_last_reg_set_info.
8862 (record_last_reg_set_info): Take an RTX argument, iterate over all
8863 constituent hardregs.
8864 (record_last_set_info, record_opr_changes): Change calls to
8865 new signature or to record_last_reg_set_info_regno.
8867 2008-02-02 Gerald Pfeifer <gerald@pfeifer.com>
8869 * doc/extend.texi (X86 Built-in Functions): Fix grammar.
8871 2008-02-01 Hans-Peter Nilsson <hp@axis.com>
8873 PR rtl-optimization/34773
8874 * reg-notes.def (EQUAL): Mention significance of combination of
8875 REG_EQUAL and REG_RETVAL.
8876 * fwprop.c (try_fwprop_subst): Don't add REG_EQUAL to an
8877 insn that has a REG_RETVAL.
8879 2008-02-01 Roger Sayle <roger@eyesopen.com>
8882 * configure.ac (--enable-fixed-point): Disable unless explicitly
8884 * configure: Regenerate.
8886 2008-02-01 Richard Guenther <rguenther@suse.de>
8889 * invoke.texi (-finline-limit): Remove no longer true parts
8890 of the documentation. Note that there is no default value.
8892 2008-02-01 Andrew Pinski <pinskia@gmail.com>
8893 Mark Mitchell <mark@codesourcery.com>
8894 Ben Elliston <bje@au.ibm.com>
8897 * doc/extend.texi (Other Builtins): Document.
8899 2008-01-31 Tom Browder <tom.browder@gmail.com>
8901 * doc/c-tree.texi (Types): Fix grammar.
8902 (Expression trees): Ditto.
8903 * doc/passes.texi (Tree-SSA passes): Ditto.
8905 * doc/configterms.texi (Configure Terms): Fix typo.
8906 * doc/cpp.texi (Common Predefined Macros): Ditto.
8907 * doc/md.texi (Machine Constraints): Ditto.
8909 * doc/makefile.texi (Makefile): Add comma.
8911 2008-01-31 Tom Browder <tom.browder@gmail.com>
8912 Gerald Pfeifer <gerald@pfeifer.com>
8914 * doc/sourcebuild.texi (Front End): Remove references to CVS
8915 and CVSROOT/modules.
8916 (Texinfo Manuals): Replace reference to CVS by one to SVN.
8917 (Back End): Remove reference to CVS.
8919 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
8922 * config/mips/mips.c (gen_load_const_gp): New function, taking a
8924 (mips16_gp_pseudo_reg): ...here.
8925 * config/mips/mips.md (load_const_gp): Replace with...
8926 (load_const_gp_<mode>): ...this :P-based insn.
8928 2008-01-31 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8930 * doc/invoke.texi (-ansi): Mention explicitly corresponding -std=
8931 options. Minor fixes.
8932 (-std): Move reference to standards closer to where language
8933 standards are first mentioned.
8935 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
8937 PR rtl-optimization/34995
8938 * reload.c (alternative_allows_const_pool_ref): Take an rtx
8939 parameter and return a bool. If the rtx parameter is nonnull,
8940 check that it satisfies an EXTRA_MEMORY_CONSTRAINT.
8941 (find_reloads): Update call accordingly. Pass the new operand
8942 if it needed no address reloads, otherwise pass null.
8944 2008-01-30 Richard Henderson <rth@redhat.com>
8947 * tree.c (build_type_attribute_qual_variant): Skip TYPE_DOMAIN
8948 for unbounded arrays.
8950 2008-01-30 Silvius Rus <rus@google.com>
8952 * config/i386/xmmintrin.h (_mm_prefetch): Add const to first arg.
8954 2008-01-30 Jan Hubicka <jh@suse.cz>
8957 * i386.c (init_cumulative_args): Use real function declaration when
8960 2008-01-30 Richard Sandiford <rsandifo@nildram.co.uk>
8962 PR rtl-optimization/34998
8963 * global.c (build_insn_chain): Treat non-subreg_lowpart
8964 SUBREGs of pseudos as clobbering all the words covered by the
8965 SUBREG, not just all the bytes.
8966 * ra-conflict.c (clear_reg_in_live): Likewise. Take the
8967 original df_ref rather than an extract parameter.
8968 (global_conflicts): Update call accordingly.
8970 2008-01-30 Andreas Krebbel <krebbel1@de.ibm.com>
8972 * config/s390/fixdfdi.h (__fixunstfdi, __fixtfdi): Rearrange
8973 the overflow check to make it easier to read.
8974 (__fixtfdi): Change the type of the ll member in union
8975 long_double to UDItype_x.
8977 2008-01-30 Jakub Jelinek <jakub@redhat.com>
8980 * cgraph.h (cgraph_update_edges_for_call_stmt): New prototype.
8981 * cgraph.c (cgraph_update_edges_for_call_stmt): New function.
8982 * tree-inline.c (fold_marked_statements): Call
8983 cgraph_update_edges_for_call_stmt if folding a call statement.
8984 * cgraphunit.c (verify_cgraph_node): Set cfun to this_cfun for
8985 debug_generic_stmt calls, reset it back afterwards.
8988 * c-decl.c (start_decl): Don't pedwarn about TREE_READONLY
8990 * c-typeck.c (build_external_ref): Don't pedwarn about
8991 static vars in current function's scope.
8993 2008-01-29 Joseph Myers <joseph@codesourcery.com>
8995 * config.gcc (i[34567]86-*-nto-qnx*): Remove deprecation.
8997 2008-01-29 Bernhard Fischer <aldot@gcc.gnu.org>
9000 * ipa-struct-reorg.c: Fix spelling.
9001 * params.def: Ditto.
9003 2008-01-29 Richard Guenther <rguenther@suse.de>
9006 * tree-inline.h (struct copy_body_data): Add remapping_type_depth
9008 * tree-inline.c (remap_type): Increment remapping_type_depth
9009 around remapping types.
9010 (copy_body_r): Only add referenced variables if they are referenced
9011 from code, not types.
9013 2008-01-29 Douglas Gregor <doug.gregor@gmail.com>
9024 * c-pretty-print.c (pp_c_type_qualifier_list): Don't try to print
9025 qualifiers for an ERROR_MARK_NODE or a NULL_TREE.
9027 2008-01-28 Andy Hutchinson <hutchinsonandy@netscape.net>
9030 * config/avr/avr.c (expand_prologue): Use correct QI mode frame
9031 pointer for tiny stack.
9033 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
9035 * doc/tree-ssa.texi: Add cindex PHI nodes and improve wording.
9037 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
9039 * config/vx-common.h: Fix typo in comment.
9041 2008-01-28 Ian Lance Taylor <iant@google.com>
9045 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Don't
9046 coalesce pointers if they have different DECL_NO_TBAA_P values.
9047 * tree-ssa-copy.c (may_propagate_copy): Don't propagate copies
9048 between variables with different DECL_NO_TBAA_P values.
9050 2008-01-28 Nathan Froyd <froydnj@codesourcery.com>
9053 * config/rs6000/rs6000.c (small_data_operand): Vectors and floats
9054 are not legitimate small data references on SPE targets.
9056 2008-01-28 David Daney <ddaney@avtrex.com>
9058 * doc/install.texi (mips-*-*): Recommend binutils 2.18.
9060 2008-01-28 David Daney <ddaney@avtrex.com>
9062 * doc/install.texi (--disable-libgcj-bc): Reword documentation.
9064 2008-01-27 Joseph Myers <joseph@codesourcery.com>
9066 * config.gcc (strongarm*-*, ep9312*-*, xscale*-*, parisc*-*,
9067 m680[012]0-*, *-*-beos*, *-*-kaos*, *-*-linux*aout*,
9068 *-*-linux*libc1*, *-*-solaris2.[0-6], *-*-solaris2.[0-6].*,
9069 *-*-sysv*, *-*-windiss*, alpha*-*-unicosmk*, cris-*-aout,
9070 hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
9071 i[34567]86-sequent-ptx4*, i[34567]86-*-nto-qnx*,
9072 i[34567]86-*-sco3.2v5*, i[34567]86-*-uwin*, powerpc-*-chorusos*,
9073 vax-*-bsd*, vax-*-ultrix*): Mark obsolete.
9075 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
9077 * basic-block.h (condjump_equiv_p): Fix comment.
9079 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
9081 * tree-pretty-print.c (print_generic_decl, print_generic_stmt,
9082 print_generic_stmt_indented): Fix comment.
9084 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
9086 * configure.ac (__stack_chk_fail): Add detecion for availability
9087 of SSP in uClibc by checking if __UCLIBC_HAS_SSP__ is defined.
9088 * configure: Regenerate.
9090 2008-01-26 Maxim Kuvyrkov <maxim@codesourcery.com>
9093 * final.c (output_addr_const): Handle TRUNCATE.
9095 2008-01-26 Zdenek Dvorak <ook@ucw.cz>
9098 * tree-ssa-loop-ivopts.c (comp_cost): New type.
9099 (zero_cost, infinite_cost): New constants.
9100 (struct cost_pair): Change type of cost to comp_cost.
9101 (struct iv_ca): Change type of cand_use_cost and cost to comp_cost.
9102 (new_cost, add_costs, sub_costs, compare_costs, infinite_cost_p):
9104 (set_use_iv_cost, force_expr_to_var_cost, force_var_cost,
9105 split_address_cost, ptr_difference_cost, difference_cost,
9106 get_computation_cost_at, get_computation_cost,
9107 determine_use_iv_cost_generic, determine_use_iv_cost_address,
9108 determine_use_iv_cost_condition, determine_use_iv_costs,
9109 cheaper_cost_pair, iv_ca_recount_cost, iv_ca_set_no_cp,
9110 iv_ca_set_cp, iv_ca_cost, iv_ca_new, iv_ca_dump, iv_ca_extend,
9111 iv_ca_narrow, iv_ca_prune, try_improve_iv_set, find_optimal_iv_set):
9112 Change type of cost to comp_cost.
9113 (determine_iv_cost): Increase cost of non-original ivs, instead
9114 of decreasing the cost of original ones.
9115 (get_address_cost): Indicate the complexity of the addressing mode
9117 (try_add_cand_for): Prefer using ivs not specific to some object.
9118 * tree-flow.h (force_expr_to_var_cost): Declaration removed.
9120 2008-01-26 Peter Bergner <bergner@vnet.ibm.com>
9121 Janis Johnson <janis187@us.ibm.com>
9124 * doc/tm.texi (TARGET_EXPAND_TO_RTL_HOOK): Document.
9125 (TARGET_INSTANTIATE_DECLS): Likewise.
9126 * target.h (expand_to_rtl_hook): New target hook.
9127 (instantiate_decls): Likewise.
9128 * function.c (instantiate_decl): Make non-static. Rename to...
9129 (instantiate_decl_rtl): ... this.
9130 (instantiate_expr): Use instantiate_decl_rtl.
9131 (instantiate_decls_1): Likewise.
9132 (instantiate_decls): Likewise.
9133 (instantiate_virtual_regs: Call new instantiate_decls taget hook.
9134 * function.h (instantiate_decl_rtl): Add prototype.
9135 * cfgexpand.c (target.h): New include.
9136 (tree_expand_cfg): Call new expand_to_rtl_hook target hook.
9137 * target-def.h (TARGET_EXPAND_TO_RTL_HOOK): New define.
9138 (TARGET_INSTANTIATE_DECLS): Likewise.
9139 (TARGET_INITIALIZER): New target hooks added.
9140 * config/rs6000/rs6000-protos.h (rs6000_secondary_memory_needed_rtx):
9142 * config/rs6000/rs6000.c (tree-flow.h): New include.
9143 (machine_function): Add sdmode_stack_slot field.
9144 (rs6000_alloc_sdmode_stack_slot): New function.
9145 (rs6000_instantiate_decls): Likewise.
9146 (rs6000_secondary_memory_needed_rtx): Likewise.
9147 (rs6000_check_sdmode): Likewise.
9148 (TARGET_EXPAND_TO_RTL_HOOK): Target macro defined.
9149 (TARGET_INSTANTIATE_DECLS): Likewise.
9150 (rs6000_hard_regno_mode_ok): Allow SDmode.
9151 (num_insns_constant): Likewise. Handle _Decimal32 constants.
9152 (rs6000_emit_move): Handle SDmode.
9153 (function_arg_advance): Likewise.
9154 (function_arg): Likewise.
9155 (rs6000_gimplify_va_arg): Likewise. Add special handling of
9156 SDmode var args for 32-bit compiles.
9157 (rs6000_secondary_reload_class): Handle SDmode.
9158 (rs6000_output_function_epilogue): Likewise.
9159 (rs6000_function_value): Simplify if statement.
9160 (rs6000_libcall_value): Likewise.
9161 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Handle SDmode.
9162 (SECONDARY_MEMORY_NEEDED_RTX): Add define.
9163 * config/rs6000/dfp.md (movsd): New define_expand and splitter.
9164 (movsd_hardfloat): New define_insn.
9165 (movsd_softfloat): Likewise.
9166 (movsd_store): Likewise.
9167 (movsd_load): Likewise.
9168 (extendsddd2): Likewise.
9169 (extendsdtd2): Likewise.
9170 (truncddsd2): Likewise.
9171 (movdd_hardfloat64): Fixup comment.
9172 (UNSPEC_MOVSD_LOAD): New constant.
9173 (UNSPEC_MOVSD_STORE): Likewise.
9175 2008-01-26 Jakub Jelinek <jakub@redhat.com>
9178 * c-pretty-print.c (pp_c_exclusive_or_expression): Handle
9180 (pp_c_logical_and_expression): Handle TRUTH_AND_EXPR.
9181 (pp_c_logical_or_expression): Handle TRUTH_OR_EXPR.
9182 (pp_c_expression): Handle TRUTH_AND_EXPR, TRUTH_OR_EXPR
9185 2008-01-26 David Edelsohn <edelsohn@gnu.org>
9188 * config.gcc: Separate AIX 5.3 from AIX 6.1.
9189 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
9190 __LONGDOUBLE128 too.
9191 * config/rs6000/aix61.h: New file.
9193 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
9195 PR rtl-optimization/34959
9196 * optabs.c (expand_unop): In libcall notes, give ffs, clz, ctz,
9197 popcount and parity rtxes the same mode as their operand.
9198 Truncate or extend the result to the return value's mode
9201 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
9204 * config/mips/mips-protos.h (mips_expand_call): Return an rtx.
9205 * config/mips/mips.h (FIRST_PSEUDO_REGISTER): Rename FAKE_CALL_REGNO
9206 to GOT_VERSION_REGNUM.
9207 (CALL_REALLY_USED_REGISTERS): Set the GOT_VERSION_REGNUM entry to 0.
9208 (EPILOGUE_USES): Include GOT_VERSION_REGNUM if TARGET_USE_GOT.
9209 * config/mips/mips.c (mips_emit_call_insn): New function.
9210 (mips_call_tls_get_addr): Call mips_expand_call directly.
9211 (mips16_copy_fpr_return_value): Use mips_emit_call_insn rather than
9213 (mips16_build_call_stub): Likewise. Return the call insn or null.
9214 (mips_expand_call): Update the call to mips16_build_call_stub
9215 accordingly and a remove redundant condition. Assert that MIPS16
9216 stubs do not use lazy binding. Use mips_emit_call_insn and return
9218 (mips_extra_live_on_entry): Include GOT_VERSION_REGNUM if
9220 (mips_hard_regno_mode_ok_p): Allow SImode for GOT_VERSION_REGNUM.
9221 (mips_avoid_hazard): Remove hazard_set handling.
9222 * config/mips/mips.md (UNSPEC_EH_RECEIVER): Rename to...
9223 (UNSPEC_RESTORE_GP): ...this.
9224 (UNSPEC_SET_GOT_VERSION, UNSPEC_UPDATE_GOT_VERSION): New constants.
9225 (FAKE_CALL_REGNO): Rename to...
9226 (GOT_VERSION_REGNUM): ...this.
9227 (type): Add "ghost" value. Add an associated insn reservation.
9228 (hazard_set): Remove.
9229 (exception_receiver): Rename to...
9230 (restore_gp): ...this and update the unspec identifier accordingly.
9231 (exception_receiver, nonlocal_got_receiver): New expanders.
9232 (load_call<mode>): Use GOT_VERSION_REGNUM. Don't set
9233 FAKE_CALL_REGNO. Remove hazard_set attribute.
9234 (set_got_version, update_got_version): New patterns.
9236 2008-01-26 Danny Smith <dannysmith@users.sourceforge.net>
9239 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Define.
9241 2008-01-25 Joseph Myers <joseph@codesourcery.com>
9244 * doc/install.texi2html: Generate gcc-vers.texi.
9246 2008-01-25 DJ Delorie <dj@redhat.com>
9248 * config/m32c/m32c.h (ASM_PREFERRED_EH_DATA_FORMAT): Define.
9250 2008-01-25 Joseph Myers <joseph@codesourcery.com>
9252 * config/c4x: Remove directory.
9253 * config.gcc (crx-*, mt-*): Mark obsolete.
9254 (c4x-*, tic4x-*, c4x-*-rtems*, tic4x-*-rtems*, c4x-*, tic4x-*,
9255 h8300-*-rtemscoff*, ns32k-*-netbsdelf*, ns32k-*-netbsd*,
9256 sh-*-rtemscoff*): Remove cases.
9257 * defaults.h (C4X_FLOAT_FORMAT): Remove.
9258 * real.c (encode_c4x_single, decode_c4x_single,
9259 encode_c4x_extended, decode_c4x_extended, c4x_single_format,
9260 c4x_extended_format): Remove.
9261 * real.h (c4x_single_format, c4x_extended_format): Remove.
9262 * doc/extend.texi (interrupt, naked): Remove mention of attributes
9264 (Pragmas): Remove comment about c4x pragmas.
9265 * doc/install.texi (c4x): Remove target-specific instructions.
9266 * doc/invoke.texi (TMS320C3x/C4x Options): Remove.
9267 * doc/md.texi (Machine Constraints): Remove C4x documentation.
9268 * doc/tm.texi (MEMBER_TYPE_FORCES_BLK, c_register_pragma): Do not
9269 refer to C4x source files as examples.
9270 (C4X_FLOAT_FORMAT): Remove documentation.
9272 2008-01-25 Bernd Schmidt <bernd.schmidt@analog.com>
9274 * config/bfin/bfin.c (override_options): Reorder tests so that
9275 flag_pic gets enabled for -msep-data.
9277 2008-01-25 Richard Guenther <rguenther@suse.de>
9280 * expr.c (expand_expr_real_1): Reduce result of LSHIFT_EXPR
9281 to its bitfield precision if required.
9283 2008-01-25 Jakub Jelinek <jakub@redhat.com>
9286 * tree-nested.c (walk_omp_for): New function.
9287 (convert_nonlocal_reference, convert_local_reference): Call
9288 walk_omp_for on OMP_FOR.
9289 (convert_call_expr): Call walk_body on OMP_FOR's
9290 OMP_FOR_PRE_INIT_BODY.
9292 2008-01-25 Richard Guenther <rguenther@suse.de>
9294 PR tree-optimization/34966
9295 * tree-ssa-math-opts.c (execute_cse_sincos_1): For all but
9296 default defs and PHI_NODEs we have to insert after the
9299 2008-01-24 Nick Clifton <nickc@redhat.com>
9301 * config/stormy16/stormy16-lib2.c (MIN_UNITS_PER_WORD):
9302 Provide a default definition.
9303 (LIBGCC2_UNITS_PER_WORD): Likewise.
9305 * config/stormy16/stormy16.c: Include df.h for the prototype
9306 for df_regs_ever_live_p.
9307 (xstormy16_expand_builtin_va_start): Convert the stack offset
9308 into a component_ref and then use POINTER_PLUS_EXPR to add it
9309 to the incoming_virtual_args_rtx.
9310 (xstormy16_gimplify_va_arg_expr): Rename to
9311 xstormy16_gimplify_va_arg_expr.
9312 Use POINTER_PLUS_EXPR when performing pointer arithmetic.
9313 (TARGET_GIMPLIFY_VA_ARG_EXPR): Use renamed
9314 xstormy16_gimplify_va_arg_expr.
9315 Fix up some formatting issues.
9317 * config/stormy16/stormy16.c: (xstormy16_carry_plus_operand):
9318 Move to predicates.md.
9319 (xs_hi_general_operand): Likewise.
9320 (xs_hi_nonmemory_operand): Likewise.
9321 * config/stormy16/predicates.md:
9322 (xstormy16_carry_plus_operand): New predicate.
9323 (xs_hi_general_operand): New predicate.
9324 (xs_hi_nonmemory_operand): New predicate.
9325 * config/stormy16/stormy16-protos.h:
9326 (xstormy16_carry_plus_operand): Delete prototype.
9327 (xs_hi_general_operand): Likewise.
9328 (xs_hi_nonmemory_operand): Likewise.
9330 * config/storm16/stormy16.md (addhi3): Remove earlyclobber
9331 modifiers as they are no longer needed and they can trigger
9332 reload spill failures.
9334 * config/storm16/stormy16.md (ineqbranchsi): Replace match_dup
9335 with a match_operand in order to help reload.
9337 * config/storm16/stormy16.md (movhi_internal): Replace 'r'
9338 constraint with 'e' for the 8th alternative as this version of
9339 the mov.w instruction only accepts the lower 8 registers.
9341 2008-01-25 Uros Bizjak <ubizjak@gmail.com>
9344 * simplifx-rtx.c (simplify_const_binary_operation) [VEC_CONCAT]:
9345 Consider only CONST_INT, CONST_DOUBLE and CONST_FIXED as constant
9348 2008-01-25 Jakub Jelinek <jakub@redhat.com>
9351 * gimplify.c (gimplify_omp_for): Gimplify OMP_FOR_PRE_BODY.
9353 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
9355 * ipa-struct-reorg.c (remove_str_allocs_in_func, remove_str_allocs):
9357 (remove_structure): Update allocations list before removing structure.
9359 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
9361 * ipa-struct-reorg.c (is_safe_cond_expr,
9362 create_new_stmts_for_cond_expr): Use integer_zerop function,
9363 that recognize not only zero-pointer, but zero-integer too.
9365 2008-01-25 Ben Elliston <bje@au.ibm.com>
9368 * fixproto: Escape "." in sed expression that strips leading "./".
9370 2008-01-24 H.J. Lu <hongjiu.lu@intel.com>
9373 * gcc.c (SWITCH_OK): Removed.
9374 (SWITCH_LIVE): Changed to bit.
9375 (SWITCH_FALSE): Likewise.
9376 (SWITCH_IGNORE): Likewise.
9377 (switchstr): Change live_cond to unsigned int.
9378 (process_command): Replace SWITCH_OK with 0.
9379 (do_self_spec): Likewise.
9380 (set_collect_gcc_options): Check the SWITCH_IGNORE bit.
9381 (give_switch): Likewise.
9382 (used_arg): Likewise.
9383 (do_spec_1): Set the SWITCH_IGNORE bit.
9384 (check_live_switch): Check both SWITCH_LIVE and SWITCH_FALSE
9385 bits. Set the SWITCH_LIVE bit.
9387 2008-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
9389 * config/s390/s390.h (MOVE_RATIO): Define new target macro.
9391 2008-01-24 Richard Sandiford <rsandifo@nildram.co.uk>
9393 PR tree-optimization/34472
9394 * ipa-struct-reorg.c (safe_cond_expr_check): Change the DATA
9395 parameter to a "bool *" and set *DATA to false if there is
9396 an unsafe access. Do not delete the structure here.
9397 (check_cond_exprs): Delete it here instead.
9398 (check_cond_exprs, exclude_cold_structs): Do not increase
9399 I when removing a structure.
9401 2008-01-24 Uros Bizjak <ubizjak@gmail.com>
9404 * config/i386/i386.c (ix86_expand_vector_init): Consider only
9405 CONST_INT, CONST_DOUBLE and CONST_FIXED as constant vector elements.
9407 2008-01-24 Jakub Jakub Jelinek <jakub@redhat.com>
9410 * tree-stdarg.c (reachable_at_most_once): Use VEC vector instead of
9411 a fixed vector for stack.
9413 2008-01-24 Ben Elliston <bje@au.ibm.com>
9416 * doc/gcc.texi (Software development): Add a direntry for g++.
9418 2008-01-23 Hans-Peter Nilsson <hp@axis.com>
9420 * config/cris/cris.h (CC1PLUS_SPEC, OPTIMIZATION_OPTIONS): Drop
9421 stale and straggling -fforce-addr comments above.
9423 * config/cris/cris.h (CRIS_SUBTARGET_VERSION, TARGET_VERSION): Don't
9425 * config/cris/linux.h (CRIS_SUBTARGET_VERSION): Don't define.
9426 * config/cris/aout.h (CRIS_SUBTARGET_VERSION): Don't define.
9428 2008-01-23 Michael Matz <matz@suse.de>
9431 * dwarf2out.c (force_type_die): Use modified_type_die instead of
9434 2008-01-23 Andreas Krebbel <krebbel1@de.ibm.com>
9436 * ipa-struct-reorg.c (create_new_malloc): Use pointer type as
9439 2008-01-23 Anatoly Sokolov <aesok@post.ru>
9441 * config/avr/avr.c (avr_current_arch): New variable.
9442 (avr_arch_types): Add 'avr31' and 'avr51' entries.
9443 (avr_arch): Add 'ARCH_AVR31' and 'ARCH_AVR51'.
9444 (avr_mcu_types): Add 'avr31' and 'avr51' architectures.
9445 (avr_override_options): Init 'avr_current_arch'.
9446 (base_arch_s): Move from here...
9447 * config/avr/avr.h (base_arch_s): ... here. Add new members
9448 'have_elpm', 'have_elpmx', 'have_eijmp_eicall', 'reserved'. Rename
9449 'mega' to 'have_jmp_call'.
9450 (TARGET_CPU_CPP_BUILTINS): Define "__AVR_HAVE_JMP_CALL__",
9451 "__AVR_HAVE_RAMPZ__", "__AVR_HAVE_ELPM__" and "__AVR_HAVE_ELPMX__"
9453 (LINK_SPEC, CRT_BINUTILS_SPECS, ASM_SPEC): Add 'avr31' and 'avr51'
9455 * config/avr/t-avr (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
9456 MULTILIB_MATCHES): (Ditto.).
9458 2008-01-23 Richard Guenther <rguenther@suse.de>
9461 * cgraphunit.c (cgraph_reset_node): Always mark the node
9462 not reachable if it is not queued already.
9464 2008-01-23 Bernd Schmidt <bernd.schmidt@analog.com>
9466 * config/bfin/bfin-protos.h (WA_RETS, ENABLE_WA_RETS): New macros.
9467 * config/bfin/bfin.c (bfin_cpus): Add WA_RETS everywhere.
9468 (cputype_selected): New static variable.
9469 (bfin_handle_option): Set it if -mcpu is used.
9470 (override_option): Select default set of workarounds if no cpu type
9471 selected on the command line.
9472 (workaround_rts_anomaly): Only run if ENABLE_WA_RETS.
9474 From Michael Frysinger <michael.frysinger@analog.com>
9475 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add
9476 BFIN_CPU_BF547, BFIN_CPU_BF523, BFIN_CPU_BF524, and BFIN_CPU_BF526.
9478 * config/bfin/elf.h (LIB_SPEC): Use proper linker script
9479 for bf547, bf523, bf524, and bf526.
9480 * config/bfin/bfin.c (bfin_cpus[]): Add bf547, bf523, bf524, and
9482 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
9483 __ADSPBF523__ for bf523, __ADSPBF524__ for bf524,
9484 __ADSPBF526__ for bf526, __ADSPBF52x__ for all three, as well as
9485 __ADSPBF547__ and __ADSPBF54x__ for bf547.
9486 * doc/invoke.texi (Blackfin Options): Document that
9487 -mcpu now accept bf547, bf523, bf524, and bf526.
9489 2008-01-22 Eric Botcazou <ebotcazou@adacore.com>
9491 PR rtl-optimization/34628
9492 * combine.c (try_combine): Stop and undo after the first combination
9493 if an autoincrement side-effect on the first insn has effectively
9496 2008-01-22 David Edelsohn <edelsohn@gnu.org>
9499 * config/rs6000/rs6000.c (rs6000_legitimate_offset_address_p):
9500 Offset addresses are not valid for Altivec or paired float modes.
9502 2008-01-22 Jakub Jelinek <jakub@redhat.com>
9505 * c-parser.c (c_parser_omp_for_loop): Don't call c_finish_omp_for
9506 if DECL_INITIAL (decl) is error_mark_node.
9509 * c-common.c (handle_vector_size_attribute): Only allow
9510 integral, scalar float and fixed point types. Handle OFFSET_TYPE
9511 the same way as pointer, array etc. types.
9512 * tree.c (reconstruct_complex_type): Handle OFFSET_TYPE.
9515 * tree.c (build_type_attribute_qual_variant): Call
9516 build_qualified_type if attributes are equal, but quals are not.
9518 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9521 * doc/invoke.texi (-Wall): -Wall enables -Wstrict-overflow=1.
9522 * flags.h (warn_strict_aliasing): Remove.
9523 (warn_strict_overflow): Remove.
9524 * opts.c (warn_strict_aliasing): Remove.
9525 (warn_strict_overflow): Remove.
9526 * c-opts.c (c_common_handle_option): -Wall only sets
9527 -Wstrict-aliasing or -Wstrict-overflow if they are uninitialized.
9528 (c_common_post_options): Give default values to -Wstrict-aliasing
9529 and -Wstrict-overflow if they are uninitialized.
9530 * common.opt (Wstrict-aliasing): Specify Var and Init.
9531 (Wstrict-overflow): Likewise.
9533 2008-01-22 Kenneth Zadeck <zadeck@naturalbridge.com>
9535 PR rtl-optimization/26854
9536 PR rtl-optimization/34400
9537 PR rtl-optimization/34884
9538 * ddg.c (create_ddg_dep_from_intra_loop_link): Use
9540 * df.h (df_changeable_flags.DF_RD_NO_TRIM): Deleted
9541 (df_rd_bb_info.expanded_lr_out): Deleted
9542 * loop_invariant.c (find_defs): Deleted DF_RD_NO_TRIM flag.
9543 * loop_iv.c (iv_analysis_loop_init): Ditto. * df-problems.c
9544 (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
9545 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
9546 Removed code to allocate, initialize or free expanded_lr_out.
9547 (df_rd_bb_local_compute_process_def): Restructured to make more
9549 (df_rd_confluence_n): Removed code to no apply invalidate_by_call
9550 sets if the sets are being trimmed.
9552 2008-01-22 H.J. Lu <hongjiu.lu@intel.com>
9555 * configure.ac (ld_vers): Support GNU linker version xx.xx.*
9556 (as_vers): Likewise.
9557 * configure: Regenerated.
9559 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9562 * tree-pass.h (pass_build_alias): New pass.
9563 * tree-ssa-alias.c (gate_build_alias): New.
9564 (pass_build_alias): New.
9565 * passes.c (init_optimization_passes): Add pass_build_alias after
9566 pass_create_structure_vars.
9568 2008-01-22 Wolfgang Gellerich <gellerich@de.ibm.com>
9570 * config/s390/s390.h (S390_TDC_POSITIVE_NORMALIZED_NUMBER):
9571 Renamed to S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER.
9572 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): Renamed to
9573 S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER.
9574 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): Renamed to
9575 S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER.
9576 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): Renamed to
9577 S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER.
9578 (S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER): New constant.
9579 (S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER): New constant.
9580 (S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER): New constant.
9581 (S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER): New constant.
9582 * config/s390/s390.md (FP_ALL): New mode iterator.
9583 (_d): New mode attribute.
9584 ("*signbit<mode>2>"): Changed mode of first operand.
9585 ("isinf<mode>2"): Changed mode of first operand.
9586 ("*TDC_insn"): Adaptation for DFP modes.
9588 2008-01-22 Ben Elliston <bje@au.ibm.com>
9590 * tree.c (check_qualified_type): Improve function description.
9592 2008-01-21 Jason Merrill <jason@redhat.com>
9595 * tree.h (TRY_CATCH_IS_CLEANUP): New macro.
9596 * tree-eh.c (honor_protect_cleanup_actions): Strip TRY_CATCH_EXPR
9599 2008-01-21 DJ Delorie <dj@redhat.com>
9601 * doc/tm.texi (HARD_REGNO_NREGS): Note that this macro must not
9604 2008-01-21 Richard Guenther <rguenther@suse.de>
9607 * tree-cfg.c (verify_expr): Allow all invariant expressions
9608 instead of just constant class ones as reference argument.
9609 * tree-ssa-loop-im.c (for_each_index): Handle CONSTRUCTOR
9610 like any other constant.
9611 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
9613 2008-01-21 H.J. Lu <hongjiu.lu@intel.com>
9615 * regmove.c (fixup_match_1): Update call crossed frequencies.
9617 2008-01-21 Richard Guenther <rguenther@suse.de>
9620 * tree-inline.c (setup_one_parameter): Deal with mismatched
9621 types using a VIEW_CONVERT_EXPR.
9623 2008-01-21 Alon Dayan <alond@il.ibm.com>
9624 Olga Golovanevsky <olga@il.ibm.com>
9626 PR tree-optimization/34701
9627 * ipa-struct-reorg.c (gen_size): Fix the malloc parameter calculation
9628 when the structure size is not a power of 2.
9630 2008-01-20 Kenneth Zadeck <zadeck@naturalbridge.com>
9632 * doc/install.texi: Add doc for --enable-checking=df.
9634 2008-01-20 Kaz Kojima <kkojima@gcc.gnu.org>
9636 PR rtl-optimization/34808
9637 * emit-rtl.c (try_split): Handle REG_RETVAL notes.
9639 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
9641 * global.c (find_reg): Only compute EH_RETURN_DATA_REGNO once per
9644 2008-01-19 Kenneth Zadeck <zadeck@naturalbridge.com>
9646 PR rtl-optimization/26854
9647 PR rtl-optimization/34400
9648 * ddg.c (create_ddg_dep_from_intra_loop_link): Do not use
9650 * df.h (df_changeable_flags.DF_RD_NO_TRIM): New.
9651 (df_rd_bb_info.expanded_lr_out): New.
9652 * loop_invariant.c (find_defs): Added DF_RD_NO_TRIM flag.
9653 * loop_iv.c (iv_analysis_loop_init): Ditto.
9654 * df-problems.c (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
9655 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
9656 Added code to allocate, initialize or free expanded_lr_out.
9657 (df_rd_bb_local_compute_process_def): Restructured to make
9658 more understandable.
9659 (df_rd_confluence_n): Add code to do nothing with fake edges and
9660 code to no apply invalidate_by_call sets if the sets are being trimmed.
9661 (df_lr_local_finalize): Renamed to df_lr_finalize.
9662 (df_live_local_finalize): Renamed to df_live_finalize.
9664 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
9667 * config/mips/mips.md (div<mode>3): Use <recip_condition> when
9668 deciding whether to use reciprocal instructions.
9670 2008-01-19 Uros Bizjak <ubizjak@gmail.com>
9672 * dwarf2out.c (dwarf2out_switch_text_section): Do not call
9673 dwarf2out_note_section_used if cold_text_section is NULL.
9675 2008-01-19 Jakub Jelinek <jakub@redhat.com>
9677 PR gcov-profile/34610
9678 * tree-cfg.c (make_edges): Mark both outgoing edges from
9679 OMP_CONTINUE and from OMP_FOR as EDGE_ABNORMAL.
9680 * omp-low.c (expand_omp_for): Clear EDGE_ABNORMAL bits
9681 from OMP_FOR and OMP_CONTINUE outgoing edges.
9683 * tree-profile.c (tree_profiling): Return early if
9684 cfun->after_tree_profile != 0. Set cfun->after_tree_profile
9686 * omp-low.c (expand_omp_parallel): Copy after_tree_profile
9687 from cfun to child_cfun.
9688 * function.h (struct function): Add after_tree_profile bit.
9690 2008-01-19 Anatoly Sokolov <aesok@post.ru>
9692 * config/avr/avr.S (_exit): Disable interrupt.
9694 2008-01-18 Kenneth Zadeck <zadeck@naturalbridge.com>
9695 Steven Bosscher <stevenb.gcc@gmail.com>
9697 PR rtl-optimization/26854
9698 PR rtl-optimization/34400
9699 * df-problems.c (df_live_scratch): New scratch bitmap.
9700 (df_live_alloc): Allocate df_live_scratch when doing df_live.
9701 (df_live_reset): Clear the proper bitmaps.
9702 (df_live_bb_local_compute): Only process the artificial defs once
9703 since the order is not important.
9704 (df_live_init): Init the df_live sets only with the variables
9705 found live by df_lr.
9706 (df_live_transfer_function): Use the df_lr sets to prune the
9707 df_live sets as they are being computed.
9708 (df_live_free): Free df_live_scratch.
9710 2008-01-18 Ian Lance Taylor <iant@google.com>
9712 * common.opt: Add fmerge-debug-strings.
9713 * dwarf2out.c (DEBUG_STR_SECTION_FLAGS): Test
9714 flag_merge_debug_strings rather than flag_merge_constants.
9715 * doc/invoke.texi (Option Summary): Mention
9716 -fmerge-debug-strings.
9717 (Debugging Options): Document -fmerge-debug-strings.
9719 2008-01-18 Ian Lance Taylor <iant@google.com>
9722 * tree.h (DECL_IS_OPERATOR_NEW): Define.
9723 (struct tree_function_decl): Add new field operator_new_flag.
9724 * tree-inline.c (expand_call_inline): When inlining a call to
9725 operator new, force the return value to go into a variable, and
9726 set DECL_NO_TBAA_P on that variable.
9727 * c-decl.c (merge_decls): Merge DECL_IS_OPERATOR_NEW flag.
9729 2008-01-18 Uros Bizjak <ubizjak@gmail.com>
9732 * dwarf2out.c (dwarf2out_switch_text_section): Do not guard with
9733 DWARF2_DEBUGGING_INFO.
9734 (dwarf2out_note_section_used): Ditto. Add prototype.
9735 (have_multiple_function_sections, text_section_used,
9736 cold_text_section_used, *cold_text_sections): Move declarations
9739 2008-01-17 Bob Wilson <bob.wilson@acm.org>
9741 * config/xtensa/unwind-dw2-xtensa.h (_Unwind_FrameState): Remove pc
9742 field and add signal_ra.
9743 * config/xtensa/unwind-dw2-xtensa.c (uw_frame_state_for): Remove
9744 assignments to frame state pc. Move end of stack check after
9745 MD_FALLBACK_FRAME_STATE_FOR.
9746 (uw_update_context_1): Use frame state signal_regs if set, instead
9747 of checking signal_frame flag.
9748 (uw_update_context): Use frame state signal_ra if set.
9749 * config/xtensa/linux.h (MD_UNWIND_SUPPORT): Define.
9750 * config/xtensa/linux-unwind.h: New file.
9752 2008-01-18 Bernhard Fischer <aldot@gcc.gnu.org>
9754 * modulo-sched.c (get_sched_window): Fix comment typo.
9756 2008-01-17 Andrew MacLeod <amacleod@redhat.com>
9758 PR tree-optimization/34648
9759 * tree-ssa-sccvn.c (visit_use): Expressions which can throw are varying.
9761 2008-01-17 Anatoly Sokolov <aesok@post.ru>
9763 * config/avr/avr.h (LINK_SPEC): Support -mrelax and -mpmem-wrap-around.
9764 * config/avr/avr.opt (mrelax, mpmem-wrap-around): Add.
9766 2008-01-17 Seongbae Park <seongbae.park@gmail.com>
9768 PR rtl-optimization/34400
9769 * df-core.c (df_worklist_dataflow_overeager,
9770 df_worklist_dataflow_doublequeue): New functions.
9771 (df_worklist_dataflow): Two different worklist solvers.
9772 * params.def (PARAM_DF_DOUBLE_QUEUE_THRESHOLD_FACTOR):
9775 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
9778 * doc/invoke.texi: Document the dependence on pthread for fopenmp
9779 and ftree-parallelize-loops.
9781 2008-01-17 Mircea Namolaru <namolaru@il.ibm.com>
9783 PR rtl-optimization/34826
9784 * loop-doloop (doloop_modify): Update the REG_BR_PROB note.
9786 2008-01-17 Andreas Krebbel <krebbel1@de.ibm.com>
9788 * global.c (find_reg): Mark the eh regs as used if necessary.
9789 * ra-conflict.c (global_conflicts): Set no_eh_reg flag.
9790 * ra.h (struct allocno): no_eh_reg field added. Changed
9791 no_stack_reg type to bitfield.
9793 2008-01-17 Eric Botcazou <ebotcazou@adacore.com>
9795 * tree.c (substitute_in_expr): Add missing 'break'.
9797 2008-01-17 Richard Guenther <rguenther@suse.de>
9799 PR tree-optimization/34825
9800 * tree-ssa-math-opts.c (is_division_by): Do not recognize
9801 x / x as division to handle.
9803 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9805 * pa64-hpux.h (LIB_SPEC): Add "-lpthread" in shared links if "-mt" or
9806 "-pthread" is specified.
9807 * pa-hpux11.h (LIB_SPEC): Likewise.
9809 2008-01-16 Janis Johnson <janis187@us.ibm.com>
9810 Peter Bergner <bergner@vnet.ibm.com>
9812 PR rtl-optimization/33796
9813 * sparseset.c (sparseset_alloc): Use xcalloc rather than xmalloc.
9815 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9817 PR libgfortran/34699
9818 * pa-hpux.h (LINK_SPEC): Only search /lib/pa1.1 and /usr/lib/pa1.1 on
9820 * pa-hpux10.h (LINK_SPEC): Likewise.
9821 * pa-hpux11.h (LINK_SPEC): Don't search /lib/pa1.1 and /usr/lib/pa1.1.
9823 2008-01-16 Richard Guenther <rguenther@suse.de>
9826 * fold-const.c (fold_convert_const_int_from_int): Do not
9827 set overflow if that occured only because of a sign extension
9828 change when converting from/to a sizetype with the same
9829 precision and signedness.
9831 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
9834 * dwarf2out.c (output_call_frame_info): Move output of FDE initial
9835 location address to the correct place. Update copyright year.
9837 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
9839 * lambda-code.c (lambda_transform_legal_p): Handle the case of
9840 no dependences in the dependence_relations vector.
9842 2008-01-16 Jan Hubicka <jh@suse.cz>
9844 PR rtl-optimization/31396
9845 * regstat.c (regstat_bb_compute_ri): Compute FREQ_CALLS_CROSSED.
9846 * cfg.c (dump_reg_info): Print it.
9847 * regs.h (struct reg_info_t): add freq_calls_crossed.
9848 (REG_FREQ_CALLS_CROSSED): New macro.
9849 * global.c (global_alloc): Compute freq_calls_crossed for allocno.
9850 (find_reg): Update call of CALLER_SAVE_PROFITABLE.
9851 * regmove.c (optimize_reg_copy_1, optimize_reg_copy_2, fixup_match_2,
9852 regmove_optimize): Update call crossed frequencies.
9853 * local-alloc.c (struct qty): Add freq_calls_crossed.
9854 (alloc_qty): Copute freq_calls_crossed.
9855 (update_equiv_regs, combine_regs): Update REG_FREQ_CALLS_CROSSED.
9856 (find_free_reg): Update call of CALLER_SAVE_PROFITABLE.
9857 * ra.h (struct allocno): Add freq_calls_crossed.
9859 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
9861 * gcc.c (LINK_COMMAND_SPEC): Add includes and link options for
9862 libgomp when compiling with ftree-parallelize-loops.
9863 (GOMP_SELF_SPECS): Add -pthread for ftree-parallelize-loops.
9865 2008-01-16 Richard Guenther <rguenther@suse.de>
9867 PR tree-optimization/34769
9868 * tree-data-ref.c (initialize_matrix_A): Revert fix for PR34458.
9869 * tree.c (int_cst_value): Instead make this function more
9870 permissive in what it accepts as valid input. Document this
9871 function always sign-extends the value.
9873 2008-01-16 Jakub Jelinek <jakub@redhat.com>
9874 Richard Guenther <rguenther@suse.de>
9877 * gimplify.c (fold_indirect_ref_rhs): Rename to ...
9878 (gimple_fold_indirect_ref_rhs): ... this.
9879 (gimple_fold_indirect_ref): New function with foldings
9880 that preserve lvalueness.
9881 (gimplify_modify_expr_rhs): Call gimple_fold_indirect_ref_rhs.
9882 * tree-flow.h (gimple_fold_indirect_ref): Declare.
9883 * tree-inline.c (copy_body_r): Use gimple_fold_indirect_ref
9884 to fold an INDIRECT_REF, fall back to the old use of
9885 fold_indirect_ref_1.
9887 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
9889 * tree-data-ref.c (subscript_dependence_tester_1): Call
9890 free_conflict_function.
9891 (compute_self_dependence): Same.
9893 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
9896 * debug.h (dwarf2out_switch_text_section): Move declaration from ...
9897 * dwarf2out.c (dwarf2out_switch_text_section): ... here. Make
9899 * final.c (final_scan_insn) [NOTE_INSN_SWITCH_TEXT_SECTIONS]:
9900 Depending on dwarf2out_do_frame, call dwarf2out_switch_text_section
9901 for DWARF2_UNWIND_INFO targets.
9903 2008-01-16 Richard Guenther <rguenther@suse.de>
9906 * c-typeck.c (common_pointer_type): Do not merge inconsistent
9907 type qualifiers for function types.
9909 2008-01-15 Jerry DeLisle <jvdelisle@gcc.gnu.org>
9911 * tree-parloops.c (gen_parallel_loop): Fix ommision of declaration for
9912 loop_iterator li from previous commit.
9914 2008-01-15 Sebastian Pop <sebastian.pop@amd.com>
9916 * tree-parloops.c (gen_parallel_loop): Free loop bound estimations.
9918 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
9920 * tree-parloops.c (loop_has_blocks_with_irreducible_flag): New.
9921 (parallelize_loops): Don't parallelize irreducible components.
9923 2008-01-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9926 * c-opts (c_common_post_options): Do not enable CPP
9927 flag_pedantic_errors by default.
9929 2008-01-14 Eric Botcazou <ebotcazou@adacore.com>
9931 PR rtl-optimization/31944
9932 * cse.c (remove_pseudo_from_table): New function.
9933 (merge_equiv_classes): Use above function to remove pseudo-registers.
9934 (invalidate): Likewise.
9936 2008-01-13 Richard Guenther <rguenther@suse.de>
9939 * emit-rtl.c (set_reg_attrs_for_decl_rtl): Use DECL_MODE
9940 instead of TYPE_MODE to deal with calls from expand_one_error_var.
9942 2008-01-13 Uros Bizjak <ubizjak@gmail.com>
9944 * gcse.c (cprop_jump): Call validate_unshare_change instead of
9945 validate_change to unshare the source of the PC set.
9947 2008-01-12 Jan Hubicka <jh@suse.cz>
9950 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Do not construct
9951 references above array bounds. This might trigger bounds checks for
9954 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
9956 * tree-ssa-ter.c (free_temp_expr_table): Free num_in_part and
9957 new_replaceable_dependencies.
9959 2008-01-12 Doug Kwan <dougkwan@google.com>
9961 * c-decl.c: (grokdeclarator): Use OPT_Wignored_qualifiers
9962 instead of OPT_Wreturn_type in warning due to ignored return type
9964 * c-opt.c (c_common_post_option): Add -Wignored-qualifiers to
9965 options included in -Wextra.
9966 * c.opt: New option -Wignored_qualifiers.
9967 * doc/invoke.texi (Warning Options, -Wextra): Add new option
9968 -Wignore_qualifiers.
9969 (-Wignored-qualifiers): Document.
9970 (-Wreturn-type): Remove description of functionality now handled
9971 by -Wignored-qualifiers.
9973 2008-01-12 Eric Botcazou <ebotcazou@adacore.com>
9976 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Fold an existing
9977 NOP_EXPR if it is between integral types with the same precision.
9979 2008-01-12 Jan Hubicka <jh@suse.cz>
9982 * invoke.texi (max-inline-recursive-depth): Fix default value.
9984 2008-01-12 Zdenek Dvorak <ook@ucw.cz>
9986 * tree-parloops.c (transform_to_exit_first_loop): Cast nit to the
9989 2008-01-11 Bob Wilson <bob.wilson@acm.org>
9991 * config/xtensa/xtensa.c (override_options): Set flag_shlib.
9993 2008-01-11 James E. Wilson <wilson@specifix.com>
9996 * config/vax/elf.h (FRAME_POINTER_CFA_OFFSET): Define.
9998 2008-01-11 Anatoly Sokolov <aesok@post.ru>
10000 * config/avr/avr.c (expand_prologue, expand_epilogue): Don't
10001 save/restore frame pointer register and don't use 'call-prologues'
10002 optimization in function with "OS_task" attribute.
10004 2008-01-11 Eric Botcazou <ebotcazou@adacore.com>
10006 PR middle-end/31309
10007 * expr.c (copy_blkmode_from_reg): Use a mode suited to the size
10008 when copying to memory.
10010 2008-01-11 Steven Bosscher <stevenb.gcc@gmail.com>
10012 PR rtl-optimization/30905
10013 * cfgcleanup.c: Include dce.h
10014 (crossjumps_occured): New global variable.
10015 (try_crossjump_bb): Exit loop after finding a fallthru edge.
10016 If something changed, set crossjumps_occured to true.
10017 (try_optimize_cfg): Clear crossjumps_occured at the beginning.
10018 Don't add/remove fake edges to exit here...
10019 (cleanup_cfg): ...but do it here, when crossjumping.
10020 Run a fast DCE when successful crossjumps occured in the latest
10021 iteration of try_optimize_cfg.
10023 2008-01-11 Richard Guenther <rguenther@suse.de>
10025 * tree-ssa-sccvn.c (struct vn_binary_op_s): Move hashcode near opcode.
10026 (struct vn_unary_op_s): Likewise.
10027 (vn_reference_insert): Free old reference on hash collision.
10029 2008-01-10 Raksit Ashok <raksit@google.com>
10031 PR rtl-optimization/27971
10032 * combine.c (find_split_point): Split PLUS expressions which are
10033 inside a MEM rtx, and whose first operand is complex.
10035 2008-01-10 DJ Delorie <dj@redhat.com>
10037 * config/m32c/m32c.c (m32c_hard_regno_nregs_1): Renamed from...
10038 (m32c_hard_regno_nregs): ...this, which is now a wrapper.
10039 (m32c_hard_regno_ok): Call the underlying function.
10041 2008-01-10 Richard Guenther <rguenther@suse.de>
10043 PR middle-end/34683
10044 * tree-cfg.c (tree_merge_blocks): Do not go through the
10045 full-blown folding and stmt updating path if we just deal
10046 with virtual operands.
10047 * tree-ssa-copy.c (may_propagate_copy): Do not short-cut
10048 test for abnormal SSA_NAMEs.
10050 2008-01-10 Andreas Krebbel <krebbel1@de.ibm.com>
10052 PR middle-end/34641
10053 * reload.c (push_reload): Add assertions. All constants from
10054 reg_equiv_constant should have been used for replacing the respective
10056 (find_reloads_address): Invoke find_reloads_address_part for
10057 constant taken from the reg_equiv_constant array.
10059 2008-01-10 Steven Bosscher <stevenb.gcc@gmail.com>
10061 * tree-ssa-sccvn.h (struct vn_ssa_aux): Make the most accessed
10062 field (valnum) the first in the struct. Replace bools with
10065 2008-01-10 Richard Guenther <rguenther@suse.de>
10067 PR tree-optimization/34651
10068 * tree-sra.c (sra_build_assignment): Sanitize. Use the correct
10069 types and ordering for masking and converting.
10071 2008-01-09 Sebastian Pop <sebastian.pop@amd.com>
10073 PR tree-optimization/34017
10074 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Generate code
10075 also for PHI_NODE expressions.
10077 2008-01-09 Jan Hubicka <jh@suse.cz>
10079 PR tree-optimization/34708
10080 * tree-inline.c (estimate_num_insns_1): Compute cost of SWITCH_EXPR
10081 based on number of case labels.
10082 (init_inline_once): Remove switch_cost.
10083 * tree-inline.h (eni_weights_d): Remove switch_cost.
10085 2008-01-09 Richard Guenther <rguenther@suse.de>
10086 Andrew Pinski <andrew_pinski@playstation.sony.com>
10088 PR middle-end/30132
10089 * gimplify.c (gimplify_cond_expr): Do not create an addressable
10090 temporary if an rvalue is ok or an lvalue is not required.
10092 2008-01-09 Richard Guenther <rguenther@suse.de>
10094 PR middle-end/34458
10095 * tree-data-ref.c (initialize_matrix_A): Use tree_low_cst,
10096 adjust return type.
10098 2008-01-09 Richard Guenther <rguenther@suse.de>
10100 PR middle-end/34679
10101 * tree.c (host_integerp): Check for sizetype only if the
10102 type is an integer type.
10104 2008-01-09 Steven Bosscher <stevenb.gcc@gmail.com>
10107 * opts.c (decode_options): Disable inlining of functions called
10108 once if not in unit-at-a-time mode.
10110 2008-01-09 Alexandre Oliva <aoliva@redhat.com>
10112 * Makefile.in (dse.o): Remove duplicate $(RECOG_H) dependency.
10114 2008-01-08 Richard Guenther <rguenther@suse.de>
10116 PR middle-end/31863
10117 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Bail
10118 out early if the result will be unused.
10120 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
10125 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
10126 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
10129 2008-01-08 Jan Sjodin <jan.sjodin@amd.com>
10131 * config/i386/i386.c (k8_cost, amdfam10_cost): Branch costs
10132 for vectorization tuned.
10134 2008-01-08 Richard Guenther <rguenther@suse.de>
10136 PR tree-optimization/34683
10137 * tree-ssa-operands.c (operand_build_cmp): Export.
10138 * tree-ssa-operands.h (operand_build_cmp): Declare.
10139 * tree-vn.c (vuses_compare): Remove.
10140 (sort_vuses): Use operand_build_cmp.
10141 (sort_vuses_heap): Likewise.
10142 * tree-ssa-sccvn.c (vuses_to_vec): Use VEC_reserve, not VEC_alloc
10143 to re-use old VEC if available. Do not sort already sorted VUSEs.
10144 (vdefs_to_vec): Do not sort already sorted VDEFs.
10146 2008-01-08 Jakub Jelinek <jakub@redhat.com>
10148 PR middle-end/34694
10149 * omp-low.c (copy_var_decl): Copy also DECL_SOURCE_LOCATION.
10151 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
10154 * doc/invoke.texi (i386 and x86-64 Options) [mrecip]: Document
10155 limitations of reciprocal sequences on x86 targets.
10157 2008-01-08 Richard Guenther <rguenther@suse.de>
10159 PR tree-optimization/34683
10160 * tree-flow-inline.h (var_ann): Remove overzealous asserts.
10162 2008-01-07 Jakub Jelinek <jakub@redhat.com>
10165 * config/darwin.c (darwin_mergeable_string_section): Don't use
10166 .cstring if int_size_in_bytes != TREE_STRING_LENGTH.
10168 2008-01-07 Uros Bizjak <ubizjak@gmail.com>
10171 * config/i386/i386.md (neg<mode>2): Rename from negsf2, negdf2 and
10172 negxf2. Macroize expander using X87MODEF mode iterator. Change
10173 predicates of op0 and op1 to register_operand.
10174 (abs<mode>2): Rename from abssf2, absdf2 and negxf2. Macroize
10175 expander using X87MODEF mode iterator. Change predicates of
10176 op0 and op1 to register_operand.
10177 ("*absneg<mode>2_mixed", "*absneg<mode>2_sse"): Rename from
10178 corresponding patterns and macroize using MODEF macro. Change
10179 predicates of op0 and op1 to register_operand and remove
10180 "m" constraint. Disparage "r" alternative with "!".
10181 ("*absneg<mode>2_i387"): Rename from corresponding patterns and
10182 macroize using X87MODEF macro. Change predicates of op0 and op1
10183 to register_operand and remove "m" constraint. Disparage "r"
10184 alternative with "!".
10185 (absneg splitter with memory operands): Remove.
10186 ("*neg<mode>2_1", "*abs<mode>2_1"): Rename from corresponding
10187 patterns and macroize using X87MODEF mode iterator.
10188 * config/i386/sse.md (negv4sf2, absv4sf2, neg2vdf2, absv2df2):
10189 Change predicate of op1 to register_operand.
10190 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Remove support
10191 for memory operands.
10193 2008-01-07 Nathan Froyd <froydnj@codesourcery.com>
10195 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add clause for mcpu=8548.
10197 2008-01-07 Richard Guenther <rguenther@suse.de>
10199 * basic-block.h (struct edge_def): Pair dest_idx with goto_locus
10202 2008-01-07 Richard Guenther <rguenther@suse.de>
10204 PR tree-optimization/34683
10205 * tree-ssa-sccvn.c (vuses_to_vec): Pre-allocate the vector of
10206 VOPs of the needed size to save memory. Use VEC_quick_push
10207 to save compile-time.
10208 (vdefs_to_vec): Likewise.
10210 2008-01-07 Sa Liu <saliu@de.ibm.com>
10212 * config/spu/spu.md (divdf3): Genetate inline code for double
10213 division. The implementation doesn't handle INF or NAN, therefore it
10214 only applies when -ffinite-math-only is given.
10216 2008-01-06 Paolo Carlini <pcarlini@suse.de>
10219 * c-cppbuiltin.c (c_cpp_builtins): Define __GXX_RTTI, if appropriate.
10220 * doc/cpp.texi ([Common Predefined Macros]): Document.
10222 2008-01-06 Uros Bizjak <ubizjak@gmail.com>
10224 * config/i386/i386.c (ix86_emit_swsqrtsf): Use negative constants in
10225 order to use commutative addition instead of subtraction.
10227 2008-01-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
10228 Mircea Namolaru <namolaru@il.ibm.com>
10229 Vladimir Yanovsky <yanov@il.ibm.com>
10230 Revital Eres <eres@il.ibm.com>
10232 PR tree-optimization/34263
10233 * tree-outof-ssa.c (process_single_block_loop_latch,
10234 contains_tree_r): New functions.
10235 (analyze_edges_for_bb): Call process_single_block_loop_latch
10236 function to empty single-basic-block latch block if possible.
10238 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
10240 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
10242 (ix86_emit_swsqrtsf): Do not filter out infinity for rsqrt expansion.
10244 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
10246 * c-omp.c (check_omp_for_incr_expr): Handle CONVERT_EXPR.
10248 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
10250 * config/mips/mips.c (mips_in_small_data_p): Reinstate size > 0 check.
10252 2008-01-05 Jakub Jelinek <jakub@redhat.com>
10254 PR tree-optimization/34618
10255 * tree-outof-ssa.c (create_temp): Copy over DECL_GIMPLE_REG_P
10258 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
10261 * config/i386/i386.c (ix86_emit_swsqrtsf): Swap input operands
10262 in the call to gen_rtx_NE. Remove unneeded VECTOR_MODE_P check.
10263 Update copyright year.
10265 * config/i386/i386.md (rsqrtsf2): Enable for TARGET_SSE_MATH.
10266 Update copyright year.
10267 * config/i386/sse.md (rsqrtv4sf2): Ditto. Unconditionally expand
10270 2008-01-05 Zhouyi Zhou <zhouzhouyi@FreeBSD.org>
10272 * tree-vrp.c (find_conditional_asserts): Remove redundant check that
10273 edge does not point to current bb before changing need_assert.
10275 2008-01-04 Richard Guenther <rguenther@suse.de>
10277 PR middle-end/34029
10278 * tree-cfg.c (verify_expr): Do not look inside ADDR_EXPRs
10279 for verifying purposes if they are is_gimple_min_invariant.
10281 2008-01-04 Aldy Hernandez <aldyh@redhat.com>
10283 PR tree-optimization/34448
10284 PR tree-optimization/34465
10285 * gimplify.c (gimplify_init_constructor): Add new parameter
10286 notify_temp_creation. Use it.
10287 (gimplify_modify_expr_rhs): Take volatiles into account when
10288 optimizing constructors.
10289 Do not optimize constructors if gimplify_init_constructor will dump to
10291 * gcc.dg/tree-ssa/pr32901.c: Tests const volatiles.
10292 * gcc.c-torture/compile/pr34448.c: New.
10294 2008-01-04 Jakub Jelinek <jakub@redhat.com>
10296 PR gcov-profile/34609
10297 * tree-inline.c (declare_return_variable): Set TREE_ADDRESSABLE on
10298 return_slot if result is TREE_ADDRESSABLE.
10300 2008-01-04 Richard Sandiford <rsandifo@nildram.co.uk>
10302 * config/mips/mips.md (sqrt_condition): Tweak comment.
10303 (recip_condition): Likewise. Require TARGET_FLOAT64 for DFmode.
10305 2008-01-03 Tom Tromey <tromey@redhat.com>
10308 * c-common.c (c_type_hash): Handle VLAs.
10310 2008-01-03 Jan Hubicka <jh@suse.cz>
10312 PR tree-optimization/31081
10313 * tree-inline.c (remap_ssa_name): Initialize uninitialized SSA vars to
10314 0 when inlining and not inlining to first basic block.
10315 (remap_decl): When var is initialized to 0, don't set default_def.
10316 (expand_call_inline): Set entry_bb.
10317 * tree-inline.h (copy_body_data): Add entry_bb.
10319 2008-01-03 Jakub Jelinek <jakub@redhat.com>
10322 * cgraphunit.c (cgraph_build_static_cdtor): set_cfun back to NULL
10325 PR tree-optimization/29484
10326 * tree-inline.c (inline_forbidden_p_2): New function.
10327 (inline_forbidden_p): Disallow inlining if some static var
10328 has an address of a local LABEL_DECL in its initializer.
10329 * doc/extend.texi (Labels as Values): Document &&foo behaviour
10332 2008-01-03 Sebastian Pop <sebastian.pop@amd.com>
10334 PR tree-optimization/34635
10335 * tree-data-ref.c (add_other_self_distances): Make sure that the
10336 evolution step is constant.
10338 2008-01-03 Jakub Jelinek <jakub@redhat.com>
10340 PR middle-end/34608
10341 * omp-low.c (expand_omp_parallel): Purge dead EH edges in the child fn.
10343 2008-01-02 Richard Sandiford <rsandifo@nildram.co.uk>
10345 * tree-sra.c (scalarize_init): Insert the generate_element_init
10346 statements after the generate_element_zero statements.
10348 2008-01-02 Richard Guenther <rguenther@suse.de>
10350 PR middle-end/34093
10351 PR middle-end/31976
10352 * tree-ssa-operands.c (ssa_operand_alloc): Also allocate a buffer
10353 for very large number of operands instead of ICEing.
10355 2008-01-02 Arthur Norman <acn1@cam.ac.uk>
10358 * config/i386/i386.c (ix86_expand_prologue): Save red-zone
10359 while stack probing.
10361 2008-01-01 Douglas Gregor <doug.gregor@gmail.com>
10363 * c-opts.c (sanitize_cpp_opts): Don't warn about "long long" when
10366 2008-01-01 Volker Reichelt <v.reichelt@netcologne.de>
10368 PR libmudflap/26442
10369 * tree-mudflap.c (mx_register_decls): Guard warning by
10370 !DECL_ARTIFICIAL check.
10372 2008-01-01 Jakub Jelinek <jakub@redhat.com>
10374 * config/i386/sse.md (sse5_pperm, sse5_pperm_pack_v2di_v4si,
10375 sse5_pperm_pack_v4si_v8hi, sse5_pperm_pack_v8hi_v16qi,
10376 sse5_perm<mode>): Fix constraints.