1 2008-05-22 Kaz Kojima <kkojima@gcc.gnu.org>
3 * config/sh/sh.opt (mfixed-range): New option.
4 * config/sh/sh-protos.h (sh_fix_range): Declare.
5 * config/sh/sh.c (sh_fix_range): New function.
6 * config/sh/sh.h (sh_fixed_range_str): Declare.
7 (OVERRIDE_OPTIONS): Call sh_fix_range if sh_fixed_range_str
9 * doc/invoke.texi (SH Options): Document -mfixed-range.
11 2008-05-22 Kai Tietz <kai.tietz@onevision.com>
13 * config/i386/sol2-10.h (SUBTARGET_RETURN_IN_MEMORY): Undefine
14 it before the redeclaration.
16 2008-05-22 Anatoly Sokolov <aesok@post.ru>
18 * config/avr/avr.c (get_sequence_length): Add new function.
19 (expand_prologue, expand_epilogue): Remove duplicate code.
21 2008-05-22 Rafael Espindola <espindola@google.com>
23 * see.c (see_pre_insert_extensions): Use copy_rtx to avoid invalid rtx
26 2008-05-22 H.J. Lu <hongjiu.lu@intel.com>
28 * defaults.h (UNITS_PER_SIMD_WORD): Add scalar mode as argument.
29 * doc/tm.texi (UNITS_PER_SIMD_WORD): Likewise.
31 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Replace
32 UNITS_PER_SIMD_WORD with GET_MODE_SIZE (TYPE_MODE (vectype)).
33 (vect_update_misalignment_for_peel): Likewise.
34 (vector_alignment_reachable_p): Likewise.
35 * tree-vect-transform.c (vectorizable_load): Likewise.
36 * tree-vectorizer.c (vect_supportable_dr_alignment): Likewise.
38 * tree-vectorizer.c (get_vectype_for_scalar_type): Pass mode of
39 scalar_type to UNITS_PER_SIMD_WORD.
41 * config/arm/arm.h (UNITS_PER_SIMD_WORD): Updated.
42 * config/i386/i386.h (UNITS_PER_SIMD_WORD): Likewise.
43 * config/mips/mips.h (UNITS_PER_SIMD_WORD): Likewise.
44 * config/rs6000/rs6000.h (UNITS_PER_SIMD_WORD): Likewise.
45 * config/sparc/sparc.h (UNITS_PER_SIMD_WORD): Likewise.
47 2008-05-22 Ira Rosen <irar@il.ibm.com>
49 PR tree-optimization/36293
50 * tree-vect-transform.c (vect_transform_strided_load): Don't check
51 if the first load must be skipped because of a gap.
53 2008-05-22 Richard Guenther <rguenther@suse.de>
55 * tree-dfa.c (refs_may_alias_p): Exit early if possible. Handle
56 more cases of offset disambiguation that is possible if
57 strict-aliasing rules apply.
58 * tree-ssa-loop-im.c (mem_refs_may_alias_p): Use refs_may_alias_p
59 for basic offset and type-based disambiguation.
61 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
63 * config/i386/i386.c (ix86_expand_vector_init_one_var): Use
64 ix86_expand_vector_set on V16QImode for SSE4.1.
66 2008-05-21 Tom Tromey <tromey@redhat.com>
68 * c.opt (Wimport): Mark as undocumented.
69 * doc/invoke.texi (Option Summary): Don't mention -Wimport or
71 (Warning Options): Likewise.
72 * doc/cppopts.texi: Don't mention -Wimport.
74 2008-05-21 Sebastian Pop <sebastian.pop@amd.com>
76 PR tree-optimization/36287
77 PR tree-optimization/36286
78 * lambda-code.c (build_access_matrix): Do not use the loop->num
79 for computing the number of induction variables: use the loop depth
82 2008-05-21 Kai Tietz <kai.tietz@onevision.com>
85 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Honor
86 option -f(no-)leading-underscore.
88 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
90 * config/i386/i386.c (ix86_expand_vector_init_general): Use
91 GET_MODE_NUNITS (mode).
93 2008-05-21 Peter Bergner <bergner@vnet.ibm.com>
95 * doc/invoke.texi: Add cpu_type's 464 and 464fp.
96 (-mmulhw): Add 464 to description.
98 * config.gcc: Handle --with-cpu=464 and --with-cpu=464fp.
99 * config/rs6000/rs6000.c (processor_target_table): Add 464 and
101 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add 464 and 464fp support.
102 * config/rs6000/t-fprules (MULTILIB_MATCHES_FLOAT): Include -mcpu=464.
103 * config/rs6000/rs6000.md: Update comments for 464.
105 2008-05-21 Janis Johnson <janis187@us.ibm.com>
107 * doc/sourcebuild.texi (Test Directives): Add dg-xfail-run-if.
109 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
111 * config/i386/sse.md (vec_extractv4sf): Removed.
112 (vec_extractv2df): Likewise.
113 (vec_extractv2di): Likewise.
114 (vec_extractv4si): Likewise.
115 (vec_extractv8hi): Likewise.
116 (vec_extractv16qi): Likewise.
117 (vec_extract<mode>): New.
119 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
121 * config/i386/sse.md (vec_setv4sf): Removed.
122 (vec_setv2df): Likewise.
123 (vec_setv2di): Likewise.
124 (vec_setv4si): Likewise.
125 (vec_setv8hi): Likewise.
126 (vec_setv16qi): Likewise.
127 (vec_set<mode>): New.
129 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
131 * config/i386/i386.c (ix86_expand_vector_init_general): Remove
132 goto for vec_concat and vec_interleave.
134 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
136 * config/i386/sse.md (vec_initv4sf): Removed.
137 (vec_initv2df): Likewise.
138 (vec_initv2di): Likewise.
139 (vec_initv4si): Likewise.
140 (vec_initv8hi): Likewise.
141 (vec_initv16qi): Likewise.
142 (vec_init<mode>): New.
144 2008-05-21 Joseph Myers <joseph@codesourcery.com>
146 * collect2.c (find_a_file): Use IS_ABSOLUTE_PATH.
148 2008-05-21 Tom Tromey <tromey@redhat.com>
150 * ggc-zone.c (lookup_page_table_if_allocated): New function.
151 (zone_find_object_offset): Likewise.
152 (gt_ggc_m_S): Likewise.
153 (highest_bit): Likewise.
154 * ggc-page.c (gt_ggc_m_S): New function.
155 * stringpool.c (string_stack): Remove.
156 (init_stringpool): Update.
157 (ggc_alloc_string): Use ggc_alloc.
158 (maybe_delete_ident): New function.
159 (ggc_purge_stringpool): Likewise.
160 (gt_ggc_m_S): Remove.
161 * ggc-common.c (ggc_protect_identifiers): New global.
162 (ggc_mark_roots): Call ggc_purge_stringpool. Use
163 ggc_protect_identifiers.
164 * ggc.h (ggc_protect_identifiers): Declare.
165 (gt_ggc_m_S): Update.
166 (ggc_purge_stringpool): Declare.
167 * toplev.c (compile_file): Set and reset ggc_protect_identifiers.
168 * gengtype.c (write_types_process_field) <TYPE_STRING>: Remove
170 (write_root): Cast gt_ggc_m_S to gt_pointer_walker.
172 2008-05-21 David S. Miller <davem@davemloft.net>
174 * config.gcc (sparc-*-linux*): Always include sparc/t-linux in
177 2008-05-21 Eric Botcazou <ebotcazou@adacore.com>
179 * cfgexpand.c (tree_expand_cfg): Zap the EH throw statement table
182 2008-05-20 David Daney <ddaney@avtrex.com>
184 * config/mips/mips.md (UNSPEC_SYNC_NEW_OP_12,
185 UNSPEC_SYNC_OLD_OP_12,
186 UNSPEC_SYNC_EXCHANGE_12): New define_constants.
187 (UNSPEC_SYNC_EXCHANGE, UNSPEC_MEMORY_BARRIER,
188 UNSPEC_SET_GOT_VERSION,
189 UNSPEC_UPDATE_GOT_VERSION): Renumber.
190 (optab, insn): Add 'plus' and 'minus' to define_code_attr.
191 (atomic_hiqi_op): New define_code_iterator.
192 (sync_compare_and_swap<mode>): Call
193 mips_expand_atomic_qihi instead of
194 mips_expand_compare_and_swap_12.
195 (compare_and_swap_12): Use MIPS_COMPARE_AND_SWAP_12 instead of
196 MIPS_COMPARE_AND_SWAP_12_0. Pass argument to
197 MIPS_COMPARE_AND_SWAP_12.
198 (sync_<optab><mode>, sync_old_<optab><mode>,
199 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
200 sync_new_nand<mode>): New define_expands for HI and QI mode
202 (sync_<optab>_12, sync_old_<optab>_12, sync_new_<optab>_12,
203 sync_nand_12, sync_old_nand_12, sync_new_nand_12): New insns.
204 (sync_lock_test_and_set<mode>): New define_expand for HI and QI
206 (test_and_set_12): New insn.
207 (sync_old_add<mode>, sync_new_add<mode>, sync_old_<optab><mode>,
208 sync_new_<optab><mode>, sync_old_nand<mode>,
209 sync_new_nand<mode>, sync_lock_test_and_set<mode>): Add early
210 clobber to operand 0 for SI and DI mode insns.
211 * config/mips/mips-protos.h (mips_gen_fn_6, mips_gen_fn_5,
212 mips_gen_fn_4): New typedefs.
213 (mips_gen_fn_ptrs): Define new union type.
214 (mips_expand_compare_and_swap_12): Remove declaration.
215 (mips_expand_atomic_qihi): Declare function.
216 * config/mips/mips.c (mips_expand_compare_and_swap_12): Rename to...
217 (mips_expand_atomic_qihi): ... this. Use new generator function
219 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP_12): Add OPS parameter.
220 (MIPS_COMPARE_AND_SWAP_12_0): Delete macro.
221 (MIPS_COMPARE_AND_SWAP_12_ZERO_OP,
222 MIPS_COMPARE_AND_SWAP_12_NONZERO_OP,
223 MIPS_SYNC_OP_12, MIPS_SYNC_OP_12_NOT_NOP,
224 MIPS_SYNC_OP_12_NOT_NOT, MIPS_SYNC_OLD_OP_12,
225 MIPS_SYNC_OLD_OP_12_NOT_NOP, MIPS_SYNC_OLD_OP_12_NOT_NOP_REG,
226 MIPS_SYNC_OLD_OP_12_NOT_NOT, MIPS_SYNC_OLD_OP_12_NOT_NOT_REG,
227 MIPS_SYNC_NEW_OP_12, MIPS_SYNC_NEW_OP_12_NOT_NOP,
228 MIPS_SYNC_NEW_OP_12_NOT_NOT, MIPS_SYNC_EXCHANGE_12,
229 MIPS_SYNC_EXCHANGE_12_ZERO_OP,
230 MIPS_SYNC_EXCHANGE_12_NONZERO_OP): New macros.
232 2008-05-20 H.J. Lu <hongjiu.lu@intel.com>
234 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Add
237 2008-05-20 Anatoly Sokolov <aesok@post.ru>
239 * config/avr/avr.h (machine_function): Add 'is_OS_main' field.
240 * config/avr/avr.c (avr_OS_main_function_p): Add new function.
241 (avr_attribute_table): Add 'OS_main' function attribute.
242 (avr_regs_to_save, expand_prologue, expand_epilogue): Handle
243 functions with 'OS_main' attribute.
245 2008-05-20 Richard Guenther <rguenther@suse.de>
247 PR tree-optimization/35204
248 * tree-ssa-sccvn.c (extract_and_process_scc_for_name): New
249 helper, split out from ...
250 (DFS): ... here. Make the DFS walk non-recursive.
252 2008-05-20 Sebastian Pop <sebastian.pop@amd.com>
253 Jan Sjodin <jan.sjodin@amd.com>
255 PR tree-optimization/36181
256 * tree-parloops.c (loop_has_vector_phi_nodes): New.
257 (parallelize_loops): Don't parallelize when the loop has vector
260 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
261 Sebastian Pop <sebastian.pop@amd.com>
263 * tree-loop-linear.c (gather_interchange_stats): Look in the access matrix,
264 and never look at the tree representation of the memory accesses.
265 (linear_transform_loops): Computes parameters and access matrices.
266 * tree-data-ref.c (compute_data_dependences_for_loop): Returns false when fails.
267 (access_matrix_get_index_for_parameter): New.
268 * tree-data-ref.h (struct access_matrix): New.
269 (AM_LOOP_NEST_NUM, AM_NB_INDUCTION_VARS, AM_PARAMETERS, AM_MATRIX,
270 AM_NB_PARAMETERS, AM_CONST_COLUMN_INDEX, AM_NB_COLUMNS,
271 AM_GET_SUBSCRIPT_ACCESS_VECTOR, AM_GET_ACCESS_MATRIX_ELEMENT,
272 am_vector_index_for_loop): New.
273 (struct data_reference): Add field access_matrix.
274 (DR_ACCESS_MATRIX): New.
275 (compute_data_dependences_for_loop): Update declaration.
276 (lambda_collect_parameters, lambda_compute_access_matrices): Declared.
277 * lambda.h (lambda_vector_vec_p): Declared.
278 * lambda-code.c: Depend on pointer-set.h.
279 (lambda_collect_parameters_from_af, lambda_collect_parameters,
280 av_for_af_base, av_for_af, build_access_matrix,
281 lambda_compute_access_matrices): New.
282 * Makefile.in (lambda-code.o): Depend on pointer-set.h.
284 2008-05-20 Joseph Myers <joseph@codesourcery.com>
286 * doc/install.texi2html: Generate gcc-vers.texi in $DESTDIR not
289 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
290 Sebastian Pop <sebastian.pop@amd.com>
292 PR tree-optimization/36206
293 * tree-scalar-evolution.c: Remove enum INSERT_SUPERLOOP_CHRECS,
295 (instantiate_scev_1): Rename flags to fold_conversions.
296 Do not check for INSERT_SUPERLOOP_CHRECS, keep SSA_NAMEs defined
297 outeside instantiation_loop.
298 * tree-chrec.h (evolution_function_is_affine_in_loop): New.
299 (evolution_function_is_affine_or_constant_p): Removed.
300 * tree-data-ref.c (dr_analyze_indices): Replace resolve_mixers with
302 (analyze_siv_subscript): Pass in the loop nest number.
303 Call evolution_function_is_affine_in_loop instead of
304 evolution_function_is_affine_p.
305 (analyze_overlapping_iterations): Pass in the loop nest number.
307 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
308 Sebastian Pop <sebastian.pop@amd.com>
310 PR tree-optimization/36206
311 * tree-chrec.h (chrec_fold_op): New.
312 * tree-data-ref.c (initialize_matrix_A): Traverse NOP_EXPR, PLUS_EXPR, and
315 2008-05-20 Nathan Sidwell <nathan@codesourcery.com>
317 * c-incpath.c (INO_T_EQ): Do not define on non-inode systems.
319 (remove_duplicates): Do not set inode on non-inode systems. Use
322 2008-05-20 Sandra Loosemore <sandra@codesourcery.com>
324 * config.gcc (tm_file): Update comments about relative pathnames.
326 2008-05-20 Richard Guenther <rguenther@suse.de>
328 * tree-ssa-reassoc.c (fini_reassoc): Use the statistics
330 * tree-ssa-sccvn.c (process_scc): Likewise.
331 * tree-ssa-sink.c (execute_sink_code): Likewise.
332 * tree-ssa-threadupdate.c (thread_through_all_blocks): Likewise.
333 * tree-vrp.c (process_assert_insertions): Likewise.
334 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Likewise.
335 (perform_tree_ssa_dce): Likewise.
336 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Likewise.
337 (dump_dominator_optimization_stats): Likewise.
338 * tree-vectorizer.c (vectorize_loops): Likewise.
340 2008-05-20 Richard Guenther <rguenther@suse.de>
342 * tree-vn.c (vn_lookup_with_vuses): Do not use the alias oracle.
344 2008-05-20 Kai Tietz <kai.tietz@onevision.com>
346 * config/i386/i386-protos.h (ix86_return_in_memory): Removed.
347 (ix86_i386elf_return_in_memory): Likewise.
348 (ix86_i386interix_return_in_memory): Likewise.
349 * config/i386/i386-interix.h (TARGET_RETURN_IN_MEMORY): Removed.
350 (SUBTARGET_RETURN_IN_MEMORY): New.
351 * config/i386/i386elf.h: Likewise.
352 * config/i386/ptx4-i.h: Likewise.
353 * config/i386/sol2-10.h: Likewise.
354 * config/i386/sysv4.h: Likewise.
355 * config/i386/vx-common.h: Likewise.
356 * config/i386/i386.h (TARGET_RETURN_IN_MEMORY): Removed.
357 * config/i386/i386.c (ix86_return_in_memory): Made static and
358 make use of optional SUBTARGET_RETURN_IN_MEMORY macro.
359 (ix86_i386elf_return_in_memory): Removed.
360 (ix86_i386interix_return_in_memory): Removed.
361 (TARGET_RETURN_IN_MEMORY): Declared within i386.c only.
362 * target-def.h (TARGET_RETURN_IN_MEMORY): Remove protection #ifdef.
364 2008-05-20 Alexandre Oliva <aoliva@redhat.com>
366 * cselib.c (cselib_record_sets): Use correct mode for IF_THEN_ELSE.
368 2008-05-19 Xinliang David Li <davidxl@google.com>
370 * tree-ssa-dce.c: Revert patches of 2008-05-17 and 2008-05-18.
373 * doc/invoke.texi: Ditto.
375 2008-05-19 Eric Botcazou <ebotcazou@adacore.com>
377 * tree.c (substitute_in_expr) <tcc_vl_exp>: Fix thinko.
378 (substitute_placeholder_in_expr) <tcc_vl_exp>: Minor tweak.
380 2008-05-19 H.J. Lu <hongjiu.lu@intel.com>
382 * config/i386/i386.c (ix86_expand_vector_init_concat): Change
383 sizes of operand array from 8/4 to 4/2.
384 (ix86_expand_vector_init_general): Change size of operand array
385 from 32 to 16. Remove op0, op1 and half_mode.
387 2008-05-19 H.J. Lu <hongjiu.lu@intel.com>
389 * config/i386/i386.c (ix86_expand_vector_init_concat): New.
390 (ix86_expand_vector_init_interleave): Likewise.
391 (ix86_expand_vector_init_general): Use them. Assert word_mode
392 == SImode when n_words == 4.
394 2008-05-19 Uros Bizjak <ubizjak@gmail.com>
396 * config/i386/i386.c (ix86_secondary_reload): New static function.
397 (TARGET_SECONDARY_RELOAD): New define.
398 * config/i386/i386.h (SECONDARY_OUTPUT_RELOAD_CLASS): Remove.
399 * config/i386/i386.md (reload_outqi): Remove.
401 2008-05-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
404 * builtins.c (mathfn_built_in_1): Renamed from mathfn_built_in.
405 Add `implicit' parameter. Handle BUILT_IN_SIGNBIT.
406 (mathfn_built_in): Rewrite in terms of mathfn_built_in_1.
407 (fold_builtin_classify): Handle BUILT_IN_ISINF_SIGN.
408 (fold_builtin_1): Likewise.
409 * builtins.def (BUILT_IN_ISINF_SIGN): New.
410 c-common.c (check_builtin_function_arguments): Handle
412 * doc/extend.texi: Document __builtin_isinf_sign.
413 * fold-const.c (operand_equal_p): Handle COND_EXPR.
415 2008-05-18 Eric Botcazou <ebotcazou@adacore.com>
417 * tree-ssa-dom.c (tree_ssa_dominator_optimize): If some blocks need
418 EH cleanup at the end of the pass, search for those that have been
419 turned into forwarder blocks and do the cleanup on their successor.
421 2008-05-18 Richard Guenther <rguenther@suse.de>
423 * tree-cfg.c (verify_gimple_expr): Allow conversions from
424 pointers to sizetype and vice versa.
426 2008-05-18 Xinliang David Li <davidxl@google.com>
428 * gcc/tree-ssa-dce.c: Coding style fix.
429 (check_pow): Documentation comment.
430 (check_log): Documenation comment. Coding style fix.
431 (is_unnecessary_except_errno_call): Ditto.
432 (gen_conditions_for_pow): Ditto.
433 (gen_conditions_for_log): Ditto.
434 (gen_shrink_wrap_conditions): Ditto.
435 (shrink_wrap_one_built_in_calls): Ditto.
436 * gcc/doc/invoke.texi: Better documentation string.
437 * ChangeLog: Fix wrong change log entries from
438 May 17 checkin on function call DCE.
440 2008-05-17 Kaz Kojima <kkojima@gcc.gnu.org>
442 * config/sh/sh.c (sh_output_mi_thunk): Update the use of init_flow.
444 2008-05-17 Kenneth Zadeck <zadeck@naturalbridge.com>
446 * doc/rtl.texi (RTL_CONST_CALL_P, RTL_PURE_CALL_P): Fixed typos.
447 * df-problems.c (simulation routines): Fixed block comment to
448 properly say how to add forwards scanning functions.
450 2008-05-17 Eric Botcazou <ebotcazou@adacore.com>
452 * tree-inline.c (setup_one_parameter): Remove dead code.
454 2008-05-17 Eric Botcazou <ebotcazou@adacore.com>
456 * fold-const.c (fold_unary) <CASE_CONVERT>: Fold the cast into
457 a BIT_AND_EXPR only for an INTEGER_TYPE.
459 2008-05-17 Xinliang David Li <davidxl@google.com>
461 * gcc/tree-ssa-dce.c (cond_dead_built_in_calls): New static variable.
462 (check_pow, check_log, is_unnecessary_except_errno_call): New
463 functions to check for eliminating math functions that are pure
464 except for setting errno.
465 (gen_conditions_for_pow, gen_conditionas_for_log): New functions to
466 general condition expressions for shrink-wrapping pow/log calls.
467 (gen_shrink_wrap_conditions): Ditto.
468 (shrink_wrap_one_built_in_call): Ditto.
469 (shrink_wrap_conditional_dead_built_in_calls): Ditto.
470 (mark_operand_necessary): If debugging, output if OP is necessary.
471 (eliminate_unnecessary_stmts): Eliminate pow, log calls that are
473 * gcc/opts.c (decode_options): set flag_tree_builtin_dce to 1 when
475 * gcc/common.opt: New user flag -ftree-builtin-dce.
476 * gcc/doc/invoke.texi (-ftree-builtin-dce): New option.
478 2008-05-16 David S. Miller <davem@davemloft.net>
480 * config/sparc/linux.h (NO_PROFILE_COUNTERS): Undef before overriding.
481 * config/sparc/linux64.h (NO_PROFILE_COUNTERS): Likewise.
483 2008-05-16 Uros Bizjak <ubizjak@gmail.com>
486 * config/i386/i386.h (SECONDARY_MEMORY_NEEDED_MODE): New define.
488 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
490 * ifcvt.c (dead_or_predicable): Rename
491 df_simulate_one_insn_backwards to df_simulate_one_insn.
492 * recog.c (peephole2_optimize): Ditto.
493 * rtl-factoring.c (collect_pattern_seqs, clear_regs_live_in_seq):
495 * df.h: Rename df_simulate_one_insn_backwards to
496 df_simulate_one_insn. and delete df_simulate_one_insn_forwards.
497 * df-problems.c (df_simulate_artificial_refs_at_top) Reversed
498 scanning of defs and uses.
499 (df_simulate_one_insn_backwards): Renamed to df_simulate_one_insn.
500 (df_simulate_one_insn_forwards): Removed.
502 2008-05-16 Doug Kwan <dougkwan@google.com>
504 * real.c (real_to_decimal, real_to_hexadecimal): Distinguish
506 (real_from_string): Handle NaNs and Inf as approriate.
508 2008-05-16 Nathan Froyd <froydnj@codesourcery.com>
510 * doc/gty.texi (Source Files Containing Type Information): Note
511 that headers should appear first in the gtfiles list.
513 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
515 * tree.def (COND_EXEC): Properly documented this code.
517 2008-05-16 Diego Novillo <dnovillo@google.com>
519 * dwarf2asm.c (dw2_assemble_integer): Clarify comment.
520 * tree-nested.c (get_trampoline_type): Set DECL_CONTEXT for
523 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
525 * tree-ssa-dse (max_stmt_uid): Removed.
526 (get_stmt_uid, dse_possible_dead_store_p, dse_optimize_stmt,
527 tree_ssa_dse): Encapsulate all uses of stmt_ann->uid.
528 * tree-ssa-sccvn.c (compare_ops, init_scc_vn): Ditto.
529 * function.h (cfun.last_stmt_uid): New field.
530 * tree-flow-inline.h (set_gimple_stmt_uid, gimple_stmt_uid,
531 gimple_stmt_max_uid, set_gimple_stmt_max_uid, inc_gimple_stmt_max_uid):
533 * tree-dfa.c (renumber_gimple_stmt_uids): New function.
534 (create_stmt_ann): Initialize the ann->uid field.
535 * tree-ssa-pre.c (compute_avail): Encapsulate the stmt_ann->uid
537 * tree-flow.h (renumber_gimple_stmt_uids): New function.
539 2008-05-16 Nathan Froyd <froydnj@codesourcery.com>
541 * tree-flow.h (init_empty_tree_cfg_for_function): Declare.
542 * tree-cfg.c (init_empty_tree_cfg_for_function): Define.
543 (init_empty_tree_cfg): Call it.
545 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
547 * cfg.c (init_flow): Add argument THE_FUN. Use it instead of cfun.
550 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
552 * doc/invoke.text (-fdump-tree-*-verbose): New option.
553 * tree-dump.c (dump_options): New verbose option.
554 * tree-pretty-print.c (dump_phi_nodes, dump_generic_bb_buff):
556 * tree-pass.h (TDF_VERBOSE): New dump flag.
557 * print-tree.c (print_node): Added code to be able to print PHI_NODES.
558 (tree-flow.h): Added include.
559 * Makefile.in (print-tree.o): Added TREE_FLOW_H.
561 2008-05-16 Bernd Schmidt <bernd.schmidt@analog.com>
563 * config/bfin/bfin.c (bfin_discover_loops): Delete empty loops.
565 From Jie Zhang <jie.zhang@analog.com>
566 * config/bfin/t-bfin-elf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
567 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Remove mcpu=bf532-0.3,
568 mcpu=bf561-none and mcpu=bf561-0.2.
569 * config/bfin/t-bfin-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
570 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Likewise.
571 * config/bfin/t-bfin-linux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
572 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Likewise.
573 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add BFIN_CPU_UNKNOWN.
574 * config/bfin/elf.h (STARTFILE_SPEC): Use specific CRT for BF561.
575 (LIB_SPEC): Use proper linker script for bf561. Error if no mcpu
577 * config/bfin/bfin.c (bfin_cpu_type): Set to BFIN_CPU_UNKNOWN.
578 (cputype_selected): Remove.
579 (bfin_handle_option): Don't use cputype_selected.
580 (override_options): When no mcpu option, enable all workarounds.
581 Don't use bfin_workarounds.
582 * config/bfin/bfin.h (DRIVER_SELF_SPECS): Don't set default
584 (DEFAULT_CPU_TYPE): Don't define.
586 2008-05-16 Richard Guenther <rguenther@suse.de>
588 * tree-ssa-propagate.c (substitute_and_fold): Fix stmt walking
589 on deletion of the last stmt.
591 2008-05-15 H.J. Lu <hongjiu.lu@intel.com>
593 * config/i386/i386.c (ix86_expand_vector_init_general): Optimize
594 V8HImode for SSE2 and V16QImode for SSE4.1.
596 2008-05-15 Kenneth Zadeck <zadeck@naturalbridge.com>
598 * cgraph.h (compute_inline_parameters): Made public.
599 * tree-pass.h (ipa_opt_pass): Removed function_generate_summary,
600 variable_generate_summary, function_write_summary,
601 variable_write_summary, variable_read_summary. Added generate_summary,
602 write_summary, read_summary.
603 * cgraphunit.c (cgraph_process_new_functions): Changed call from
604 pass_ipa_inline.function_generate_summary, to
605 compute_inline_parameters.
606 * ipa-inline.c (compute_inline_parameters): Made public and added
608 (compute_inline_parameters_for_current): New function.
609 (pass_inline_param): Now calls compute_inline_parameters_for_current.
610 (inline_generate_summary): Removed parameter and made to loop over
612 (pass_ipa_inline): Updated for new IPA_PASS structure.
613 * passes.c (execute_ipa_summary_passes): Now is called once per
614 pass rather than once per node*pass.
616 2008-05-15 Anatoly Sokolov <aesok@post.ru>
618 * config/avr/avr.c (avr_base_arch_macro, avr_have_movw_lpmx_p,
619 avr_have_mul_p, avr_asm_only_p): Remove variables.
620 (avr_override_options): Remove initialization of removed variables.
621 (avr_file_start): Convert removed variables to fields of
622 'struct base_arch_s *avr_current_arch'.
623 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): (Ditto.).
624 (AVR_HAVE_MUL): (Ditto.).
625 (AVR_HAVE_MOVW): (Ditto.).
626 (AVR_HAVE_LPMX): (Ditto.).
627 (avr_base_arch_macro, avr_have_movw_lpmx_p, avr_have_mul_p,
628 avr_asm_only_p): Remove declaration.
630 2008-05-15 Diego Novillo <dnovillo@google.com>
632 * config/arm/arm.c (arm_return_in_memory): Fix return type.
633 * config/arm/arm-protos.h (arm_return_in_memory): Likewise.
635 2008-05-15 Adam Nemet <anemet@caviumnetworks.com>
638 * combine.c (check_conversion): Rename back to check_promoted_subreg.
639 Don't call record_truncated_value from here.
640 (record_truncated_value): Turn it into a for_each_rtx callback.
641 (record_truncated_values): New function.
642 (combine_instructions): Call note_uses with record_truncated_values.
643 Change name of check_conversion to check_promoted_subreg.
645 2008-05-15 Janis Johnson <janis187@us.ibm.com>
647 * doc/sourcebuild.texi: Document support for torture tests.
649 2008-05-15 Uros Bizjak <ubizjak@gmail.com>
651 * config/i386/sse.md (*vec_concatv2sf_sse4_1): Add "m" constraint
652 to alternative 4 of operand 2.
654 2008-05-15 Richard Guenther <rguenther@suse.de>
656 * tree-pass.h (current_pass): Declare.
657 (get_pass_for_id): Likewise.
658 * passes.c (passes_by_id, passes_by_id_size): New globals.
659 (set_pass_for_id): New function.
660 (get_pass_for_id): Likewise.
661 (register_one_dump_file): Use set_pass_for_id to populate passes_by_id.
662 (execute_function_todo): Flush per function statistics.
663 * toplev.c (compile_file): Init statistics.
664 (general_init): Do early statistics initialization.
665 (finalize): Finish statistics.
666 * statistics.h (statistics_early_init): Declare.
667 (statistics_init): Likewise.
668 (statistics_fini): Likewise.
669 (statistics_fini_pass): Likewise.
670 (statistics_counter_event): Likewise.
671 (statistics_histogram_event): Likewise.
672 * statistics.c: New file.
673 * Makefile.in (OBJS-common): Add statistics.o.
674 (statistics.o): Add dependencies.
675 * doc/invoke.texi (-fdump-statistics): Document.
677 * tree-ssa-pre.c (compute_antic): Use statistics_histogram_event.
679 (execute_pre): Use statistics_counter_event.
680 * tree-ssa-propagate.c (struct prop_stats_d): Add num_dce field.
681 (substitute_and_fold): Increment it. Use statistics_counter_event.
683 2008-05-15 Diego Novillo <dnovillo@google.com>
685 http://gcc.gnu.org/ml/gcc-patches/2008-05/msg00893.html
687 * treestruct.def (TS_STRUCT_FIELD_TAG): Remove.
688 * tree-ssa-alias.c (new_type_alias): Remove references to
689 sub-variables from comment.
690 * tree-ssa-operands.c (swap_tree_operands): Likewise.
692 2008-05-15 H.J. Lu <hongjiu.lu@intel.com>
694 * config/i386/sse.md (*vec_concatv2sf_sse4_1): Set prefix_extra
695 attribute to 1 only for insertps alternative.
697 2008-05-15 Bernd Schmidt <bernd.schmidt@analog.com>
699 * config/bfin/bfin.md (loadbytes): New pattern.
700 * config/bfin/bfin.c (enum bfin_builtins): Add BFIN_BUILTIN_LOADBYTES.
701 (bfin_init_builtins): Initialize it.
702 (bdesc_1arg): Add it.
704 2008-05-15 Sa Liu <saliu@de.ibm.com>
706 * testsuite/gfortran.dg/c_kind_int128_test1.f03: New.
707 * testsuite/gfortran.dg/c_kind_int128_test2.f03: New.
708 * testsuite/lib/target-supports.exp: Add
709 check_effective_target_fortran_integer_16.
711 2008-05-15 Bernd Schmidt <bernd.schmidt@analog.com>
713 * config/bfin/bfin.h (TARGET_RETURN_IN_MEMORY): Don't define here.
714 * config/bfin/bfin-protos.h (bfin_return_in_memory): Don't declare.
715 * config/bfin/bfin.c (bfin_return_in_memory): Now static. Return bool.
716 (TARGET_RETURN_IN_MEMORY): Define.
718 2008-05-15 Richard Guenther <rguenther@suse.de>
721 * tree-ssa-alias.c (new_type_alias): Do not set TREE_READONLY.
722 * tree-flow-inline.h (unmodifiable_var_p): Memory tags never
723 represent unmodifiable vars.
725 2008-05-15 Richard Guenther <rguenther@suse.de>
727 * tree-dfa.c (refs_may_alias_p): Allow all kinds of
728 INDIRECT_REF and TARGET_MEM_REF.
729 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
732 2008-05-15 Uros Bizjak <ubizjak@gmail.com>
733 H.J. Lu <hongjiu.lu@intel.com>
735 * config/i386/sse.md (*vec_concatv2sf_sse4_1): New insn pattern.
736 (*vec_concatv2si_sse4_1): Use vector_move_operand predicate
737 for operand 2. Remove pinsr{q,d} with 0x0 immediate operand from
738 insn alternatives. Add missing alternatives.
739 (*vec_concatv2di_rex64_sse4_1): Likewise.
740 (*vec_concatv2si_sse2): Use "x" register constraint instead of "Y2".
741 (*vec_concatv2di_rex64_sse): Rename from *vec_concatv2di_rex64.
744 2008-05-15 Richard Guenther <rguenther@suse.de>
746 PR tree-optimization/36009
747 PR tree-optimization/36204
748 * tree-ssa-loop-im.c (tree-ssa-propagate.h): Include.
749 (determine_invariantness_stmt): Record the loop a store is
751 * Makefile.in (tree-ssa-loop-im.o): Add tree-ssa-propagate.h
754 2008-05-15 Richard Guenther <rguenther@suse.de>
756 PR tree-optimization/34330
757 * tree-ssa-alias.c (get_smt_for): Only assert that accesses
758 through the pointer will alias the SMT.
760 2008-05-14 Andreas Tobler <a.tobler@schweiz.org>
762 * config/sparc/sparc.h (NO_PROFILE_COUNTERS): Define as 0.
764 2008-05-14 H.J. Lu <hongjiu.lu@intel.com>
766 * config/i386/sse.md (*sse4_1_pinsrq): Make it 64bit only.
768 2008-05-14 Michael Meissner <michael.meissner@amd.com>
769 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
771 * optabs.h (optab_index): Add OTI_vashl, OTI_vlshr, OTI_vashr,
772 OTI_vrotl, OTI_vrotr to support vector/vector shifts.
773 (vashl_optab): New optab for vector/vector shifts.
774 (vashr_optab): Ditto.
775 (vlshr_optab): Ditto.
776 (vrotl_optab): Ditto.
777 (vrotr_optab): Ditto.
778 (optab_subtype): New enum for optab_for_tree_code call.
779 (optab_for_tree_code): Add enum optab_subtype argument.
781 * optabs.c (optab_for_tree_code): Take an additional argument to
782 distinguish between a vector shift by a scalar and vector shift by
783 a vector. Make lshr/ashr/ashl/rotl/rotr optabs just vector
784 shifted by a scalar. Use vlshr/vashr/vashl/vrotl/vrotr for the
785 vector shift by a vector.
786 (expand_widen_pattern_expr): Pass additional argument to
789 * genopinit.c (optabs): Add vashr_optab, vashl_optab, vlshr_optab,
790 vrotl_optab, vrotr_optab.
792 * expr.c (expand_expr_real_1): Update calls to
793 optab_for_tree_code to distinguish between vector shifted by a
794 scalar and vector shifted by a vector.
795 * tree-vectorizer.c (supportable_widening_operation): Ditto.
796 (supportable_narrowing_operation): Ditto.
797 * tree-vect-analyze.c (vect_build_slp_tree): Ditto.
798 * tree-vect-patterns.c (vect_pattern_recog_1): Ditto.
799 * tree-vect-transform.c (vect_model_reduction_cost): Ditto.
800 (vect_create_epilog_for_reduction): Ditto.
801 (vectorizable_reduction): Ditto.
802 (vectorizable_operation): Ditto.
803 (vect_strided_store_supported): Ditto.
804 (vect_strided_load_supported): Ditto.
805 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
806 * expmed.c (expand_shift): Ditto.
808 * doc/md.texi (ashl@var{m}3): Document that operand 2 is always a
810 (ashr@var{m}3): Ditto.
811 (vashl@var{m}3): Document new vector/vector shift standard name.
812 (vashr@var{m}3): Ditto.
813 (vlshr@var{m}3): Ditto.
814 (vrotl@var{m}3): Ditto.
815 (vrotr@var{m}3): Ditto.
817 * config/i386/i386.md (PPERM_SRC): Move PPERM masks here from i386.c.
818 (PPERM_INVERT): Ditto.
819 (PPERM_REVERSE): Ditto.
820 (PPERM_REV_INV): Ditto.
824 (PPERM_INV_SIGN): Ditto.
828 * config/i386/sse.md (mulv2di3): Add SSE5 support.
829 (sse5_pmacsdql_mem): New SSE5 define_and_split that temporarily
830 allows a memory operand to be the value being added, and split it
831 to improve vectorization.
832 (sse5_pmacsdqh_mem): Ditto.
833 (sse5_mulv2div2di3_low): SSE5 32-bit multiply and extend function.
834 (sse5_mulv2div2di3_high): Ditto.
835 (vec_pack_trunc_v8hi): Add SSE5 pperm support.
836 (vec_pack_trunc_v4si): Ditto.
837 (vec_pack_trunc_v2di): Ditto.
838 (sse5_pcmov_<mode>): Remove code that tried to use use
839 andps/andnps instead of pcmov.
840 (vec_widen_smult_hi_v4si): If we have SSE5, use the pmacsdql and
841 pmacsdqh instructions.
842 (vec_widen_smult_lo_v4si): Ditto.
844 * config/i386/i386.c (PPERM_SRC): Move PPERM masks to i386.md.
845 (PPERM_INVERT): Ditto.
846 (PPERM_REVERSE): Ditto.
847 (PPERM_REV_INV): Ditto.
851 (PPERM_INV_SIGN): Ditto.
854 (ix86_expand_sse_movcc): Move the SSE5 test after the if
856 (ix86_expand_int_vcond): If SSE5 generate all possible integer
858 (ix86_sse5_valid_op_p): Allow num_memory to be negative, which
859 says ignore whether the last reference is a memory operand.
861 2008-05-14 Michael Meissner <michael.meissner@amd.com>
862 Paolo Bonzini <bonzini at gnu dot org>
864 * config/rs6000/rs6000.c (bdesc_2arg): Change the names of vector
867 * config/rs6000/altivec.md (vashl<mode>3): Rename from ashl<mode>3.
868 (vlshr<mode>3): Rename from vlshr<mode>3.
869 (vashr<mode>3): Rename from vashr<mode>3.
870 (mulv4sf3): Change the names of vector shift patterns.
874 * config/spu/spu.c (spu_initialize_trampoline): Rename vector
877 * config/spu/spu-builtins.def (SI_SHLH): Rename vector shift insns.
902 * config/spu/spu.md (v): New iterator macro to add v for vector types.
903 (floatunssidf2_internal): Change vector/vector shift names.
904 (floatunsdidf2_internal): Ditto.
911 (vashl<mode>3): Rename from ashl<mode>3.
912 (vashr<mode>3): Rename from ashr<mode>3.
913 (vlshr<mode>3): Rename from lshr<mode>3.
914 (vrotl<mode>3): Rename from rotl<mode>3.
916 2008-05-14 Michael Meissner <michael.meissner@amd.com>
919 * config/i386/sse.md (vec_widen_smult_hi_v4si): Delete, using unsigned
920 multiply gives the wrong value when doing widening multiplies.
921 (vec_widen_smult_lo_v4si): Ditto.
923 2008-05-14 Kenneth Zadeck <zadeck@naturalbridge.com>
925 * optabs.c (prepare_cmp_insn): Changed LCT_PURE_MAKE_BLOCK to
926 LCT_PURE and LCT_CONST_MAKE_BLOCK to LCT_CONST in calls to
927 emit_library_call_value.
928 * builtins.c (expand_builtin_powi, expand_builtin_memcmp): Ditto.
929 * tree.h (ECF_LIBCALL_BLOCK): Removed.
930 * calls.c (initialize_argument_information, precompute_arguments,
931 expand_call, emit_library_call_value_1): Remove ECF_LIBCALL_BLOCK.
932 (precompute_arguments): Removed flags parameter.
933 * rtl.h (LCT_CONST_MAKE_BLOCK, LCT_PURE_MAKE_BLOCK): Removed.
935 2008-05-14 Richard Guenther <rguenther@suse.de>
937 * tree-ssa-dse.c (dse_possible_dead_store_p): Remove dead code.
938 Make sure to register the store if the use is a PHI_NODE.
940 2008-05-14 Olivier Hainque <hainque@adacore.com>
942 * expr.c (expand_expr_real_1) <normal_inner_ref>: Force op0 to
943 memory if the component is to be referenced in BLKmode according
944 to get_inner_reference.
946 2008-05-14 Adam Nemet <anemet@caviumnetworks.com>
948 * calls.c (emit_library_call_value_1): Restore code clearing
949 ECF_LIBCALL_BLOCK to ensure that we only call end_sequence once.
951 2008-05-14 Olivier Hainque <hainque@adacore.com>
952 Nicolas Roche <roche@adacore.com>
954 * configure.ac: Add support for a "gcc_subdir" variable in
955 config-lang.in, to denote a subdirectory where the language/GCC
956 integration files are to be found.
957 * configure: Regenerate.
959 2008-05-14 Ira Rosen <irar@il.ibm.com>
961 PR tree-optimization/36098
962 * tree-vect-analyze.c (vect_analyze_group_access): Set the gap
963 value for the first load in the group in case of a gap.
964 (vect_build_slp_tree): Check that there are no gaps in loads.
966 2008-05-14 Kenneth Zadeck <zadeck@naturalbridge.com>
968 * doc/rtl.texi: Removed reference to REG_NO_CONFLICT notes.
969 * optabs.c (expand_binop, expand_absneg_bit, expand_unop,
970 expand_copysign_bit, ): Change call to emit_no_conflict_block to
971 emit_insn and remove unneeded code to construct extra args.
972 (emit_no_conflict_block): Removed.
973 * optabls.h: (emit_no_conflict_block): Removed.
974 * cse.c (cse_extended_basic_block): Remove search for
975 REG_NO_CONFLICT note.
976 * global.c: Removed incorrect comment added in revision 117.
977 * expr.c (convert_move): Change call to emit_no_conflict_block to
979 * recog.c: Change comments so that they do not mention
981 * local_alloc.c (combine_regs): Removed last parameter.
982 (no_conflict_p): Removed.
983 (block_alloc): Removed note, no_conflict_combined_regno and set
984 local vars. Removed all code to process REG_NO_CONFLICT blocks.
985 (combine_regs): Removed already_dead and code to look for
986 REG_NO_CONFLICT notes.
987 * lower_subreg (remove_retval_note): Removed code to look for
988 REG_NO_CONFLICT block.
989 (resolve_reg_notes): Removed REG_NO_CONFLICT case.
990 (resolve_clobber): Remove code to process libcalls that have
991 REG_NO_CONFLICT notes.
992 * loop_invariant.c (find_invariant_insn): Removed REG_NO_CONFLICT
994 * combine.c (can_combine_p, distribute_notes): Removed
995 REG_NO_CONFLICT case.
996 * config/cris/cris.md (movdi pattern): Changed emit_no_conflict_block
998 * config/mn10300/mn10300.md (absdf2, negdf2 patterns): Ditto.
999 * config/m68k/m68k.md (negdf2, negxf2, absdf2, absxf2 patterns):
1001 * reg-notes.def (NO_CONFLICT): Removed.
1003 2008-05-14 David S. Miller <davem@davemloft.net>
1005 * config/sparc/sparc.c (sparc_profile_hook): If
1006 NO_PROFILE_COUNTERS, don't generate and pass a label into mcount.
1007 * config/sparc/linux.h (NO_PROFILE_COUNTERS): Define as 1.
1008 * config/sparc/linux64.h (NO_PROFILE_COUNTERS): Likewise.
1010 2008-05-14 Andreas Krebbel <krebbel1@de.ibm.com>
1012 * cse.c (cse_cc_succs): Invoke delete_insn_and_edges.
1014 2008-05-13 Uros Bizjak <ubizjak@gmail.com>
1017 * config/i386/i386.c (ix86_expand_vector_init_general): Rearrange op0
1018 and op1 expansion before vector concat to have less live pseudos.
1020 2008-05-13 H.J. Lu <hongjiu.lu@intel.com>
1022 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
1023 ix86_expand_vector_set if supported.
1025 2008-05-13 Diego Novillo <dnovillo@google.com>
1026 Kenneth Zadeck <zadeck@naturalbridge.com>
1028 http://gcc.gnu.org/ml/gcc-patches/2008-05/msg00748.html
1030 * tree.h (init_phinodes, fini_phinodes, release_phi_node,
1031 phinodes_print_statistics, init_ssanames, fini_ssanames,
1032 make_ssa_name, duplicate_ssa_name, duplicate_ssa_name_ptr_info,
1033 release_ssa_name, release_defs, replace_ssa_name_symbol,
1034 ssanames_print_statistics): Move ...
1035 * tree-flow.h: ... here.
1036 * tree-ssanames.c (init_ssanames): Add arguments FN and SIZE.
1037 Use FN instead of cfun.
1038 (make_ssa_name_fn): Rename from make_ssa_name.
1039 (pass_release_ssa_names): Add TODO_dump_func to finish flags.
1040 * tree-flow-inline.h (make_ssa_name): Move from
1041 tree-ssanames.c. Convert to static inline. Call make_ssa_name_fn.
1042 * omp-low.c (expand_omp_parallel):
1043 * tree-flow-inline.h (redirect_edge_var_map_result):
1044 * tree-ssa.c (init_tree_ssa): Add argument FN.
1045 Use it instead of cfun. Update all users.
1047 2008-05-13 Tom Tromey <tromey@redhat.com>
1049 PR preprocessor/22168:
1050 * doc/cpp.texi (Top): Update menu.
1051 (Alternatives to Wrapper #ifndef): New node.
1052 (Other Directives): Document deprecation.
1053 (Obsolete Features): Remove menu.
1054 (Assertions): Merge node into Obsolete Features.
1055 (Obsolete once-only headers): Move earlier; rename to Alternatives
1057 * doc/cppopts.texi: Update.
1058 * c.opt (Wdeprecated): Enable for C and ObjC.
1059 * doc/invoke.texi (Option Summary): Move -Wno-deprecated.
1060 (C++ Dialect Options): Move -Wno-deprecated from here to...
1061 (Warning Options): ... here.
1063 2008-05-13 Richard Guenther <rguenther@suse.de>
1066 * fold-const.c (fold_sign_changed_comparison): Do not allow
1067 changes in pointer-ness.
1069 2008-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
1072 * config/sh/sh.c (sh_expand_prologue): Don't clear
1073 RTX_FRAME_RELATED_P for push insns.
1075 2008-05-12 Andy Hutchinson <hutchinsonandy@aim.com>
1077 * config/avr/avr.h (MAX_OFILE_ALIGNMENT): Define.
1079 2008-05-12 Anatoly Sokolov <aesok@post.ru>
1081 * config/avr/avr.h (machine_function): Add 'is_leaf' field.
1082 * config/avr/avr.c (avr_regs_to_save): Compute 'machine->is_leaf'.
1083 Use 'machine->is_leaf' instead of 'leaf_func_p'.
1085 2008-05-12 H.J. Lu <hongjiu.lu@intel.com>
1087 * config/i386/sse.md (*sse_concatv4sf): Renamed to ...
1088 (*vec_concatv4sf_sse): This.
1089 (*sse2_concatv2si): Renamed to ...
1090 (*vec_concatv2si_sse2): This.
1091 (*sse1_concatv2si): Renamed to ...
1092 (*vec_concatv2si_sse): This.
1093 (*vec_concatv2di_rex): Renamed to ...
1094 (*vec_concatv2di_rex64): This.
1095 (*vec_concatv2si_sse4_1): New.
1096 (*vec_concatv2di_rex64_sse4_1): Likewise.
1098 2008-05-12 Uros Bizjak <ubizjak@gmail.com>
1100 PR rtl-optimization/36111
1101 * recog.c (validate_replace_rtx_1): Unshare new RTL expression
1102 that was created for swappable operands.
1104 2008-05-12 Samuel Tardieu <sam@rfc1149.net>
1107 * Makefile.in: Substitute GNATMAKE and GNATBIND.
1108 * configure.ac: Add call to ACX_PROG_GNAT.
1110 2008-05-11 Volker Reichelt <v.reichelt@netcologne.de>
1112 * optc-gen.awk: Fix comment typo.
1114 2008-05-11 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
1116 * pretty-print.c (pp_integer_with_precision): Use
1117 HOST_LONG_LONG_FORMAT.
1119 2008-05-10 Kenneth Zadeck <zadeck@naturalbridge.com>
1121 * gcse.c (store_killed_in_insn): Negated call to RTL_CONST_CALL_P.
1123 2008-05-10 H.J. Lu <hongjiu.lu@intel.com>
1125 * config/i386/i386.c (bdesc_ptest): Removed.
1126 (ix86_builtin_type): Add INT_FTYPE_V2DI_V2DI_PTEST.
1127 (bdesc_args): Add __builtin_ia32_ptestz128,
1128 __builtin_ia32_ptestc128 and __builtin_ia32_ptestnzc128.
1129 (ix86_init_mmx_sse_builtins): Updated.
1130 (ix86_expand_args_builtin): Handle INT_FTYPE_V2DI_V2DI_PTEST.
1131 (ix86_expand_builtin): Updated.
1133 2008-05-10 Richard Sandiford <rdsandiford@googlemail.com>
1135 * tree-cfg.c (valid_fixed_convert_types_p): New function.
1136 (verify_gimple_expr): Handle FIXED_CONVERT_EXPR.
1138 2008-05-10 Uros Bizjak <ubizjak@gmail.com>
1140 * value-prof.c (interesting_stringop_to_profile): Do not
1141 return early for BUILT_IN_MEMPCPY.
1143 2008-05-09 H.J. Lu <hongjiu.lu@intel.com>
1145 * calls.c (expand_call): Don't use callgraph to increase
1146 preferred_stack_boundary.
1148 * cgraph.h (cgraph_rtl_info): Use unsigned on
1149 preferred_incoming_stack_boundary.
1151 * final.c (rest_of_clean_state): Use unsigned on
1152 preferred_stack_boundary.
1154 2008-05-09 Tom Tromey <tromey@redhat.com>
1156 PR preprocessor/22231:
1157 * c-opts.c (sanitize_cpp_opts): Disallow -MG if compilation is
1160 2008-05-09 Uros Bizjak <ubizjak@gmail.com>
1162 PR tree-optimization/36129
1163 * tree-ssa-ccp.c: Include value-prof.h.
1164 (execute_fold_all_builtins): Call gimple_remove_stmt_histograms if
1165 built-in function was folded to a constant.
1166 * Makefile.in (tree-ssa-ccp.c): Depend on value-prof.h
1168 2008-05-09 Jan Sjodin <jan.sjodin@amd.com>
1169 Sebastian Pop <sebastian.pop@amd.com>
1171 * tree-scalar-evolution.c: Document instantiate_scev.
1172 (instantiate_parameters_1): Renamed instantiate_scev_1.
1173 Don't use the same loop for instantiation_loop and evolution_loop.
1174 (instantiate_scev): New.
1175 (instantiate_parameters): Moved...
1176 (resolve_mixers): Update call to instantiate_scev_1 to pass the
1177 same loop twice. Maintains the semantics for this function.
1178 * tree-scalar-evolution.h (instantiate_scev): Declare.
1179 (instantiate_parameters): ...here. Now static inline.
1180 * tree-data-ref.c (dr_analyze_indices): Call instantiate_scev
1181 instead of resolve_mixers.
1183 2008-05-09 Maxim Kuvyrkov <maxim@codesourcery.com>
1185 * rtl-factoring.c (collect_pattern_seqs): Fix typo.
1187 2008-05-09 Tomas Bily <tbily@suse.cz>
1189 * config/pa/pa.c (reloc_needed): Use CASE_CONVERT.
1190 * tree-cfg.c (verify_expr, verify_gimple_expr): Likewise.
1191 * tree-ssa-structalias.c (get_constraint_for): Likewise.
1192 * c-common.c (c_common_truthvalue_conversion): Likewise.
1193 * tree-object-size.c (compute_object_offset): Likewise.
1194 * tree-inline.c (estimate_num_insns_1): Likewise.
1195 * varasm.c (const_hash_1, compare_constant, copy_constant)
1196 (compute_reloc_for_constant, output_addressed_constants)
1197 (initializer_constant_valid_p): Likewise.
1198 * c-omp.c (check_omp_for_incr_expr): Likewise.
1199 * gimplify.c (gimplify_expr): Likewise.
1200 * c-typeck.c (c_finish_return): Likewise.
1201 * tree-vectorizer.c (supportable_widening_operation)
1202 (supportable_narrowing_operation): Likewise.
1203 * c-pretty-print.c (pp_c_cast_expression, pp_c_expression): Likewise.
1204 * matrix-reorg.c (can_calculate_expr_before_stmt): Likewise.
1205 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
1206 * dwarf2out.c (loc_descriptor_from_tree_1, add_bound_info)
1207 (descr_info_loc): Likewise.
1208 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Likewise.
1209 * fold-const.c (operand_equal_p, make_range, extract_muldiv_1)
1210 (fold_unary): Likewise.
1211 * builtins.c (get_pointer_alignment): Likewise.
1212 * tree-scalar-evolution.c (interpret_rhs_modify_stmt)
1213 (instantiate_parameters_1): Likewise.
1214 * tree.c (expr_align, stabilize_reference): Likewise.
1215 * tree-pretty-print.c (dump_generic_node, op_prio): Likewise.
1216 * tree-ssa-loop-niter.c (derive_constant_upper_bound): Likewise.
1217 * convert.c (strip_float_extensions): Use CONVERT_EXPR_P.
1218 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Likewise.
1219 * config/alpha/alpha.c (va_list_skip_additions): Likewise.
1220 * c-common.c (c_alignof_expr, check_function_arguments_recurse):
1222 * tree-ssa.c (tree_ssa_useless_type_conversion): Likewise.
1223 * varasm.c (initializer_constant_valid_p, output_constant): Likewise.
1224 * tree-ssa-forwprop.c (get_prop_source_stmt, can_propagate_from)
1225 (forward_propagate_addr_expr_1, forward_propagate_addr_expr)
1226 (forward_propagate_comparison)
1227 (tree_ssa_forward_propagate_single_use_vars): Likewise.
1228 * cfgexpand.c (discover_nonconstant_array_refs_r): Likewise.
1229 * emit-rtl.c (component_ref_for_mem_expr)
1230 (set_mem_attributes_minus_bitpos): Likewise.
1231 * tree-ssa-phiopt.c (conditional_replacement): Likewise.
1232 * gimplify.c (gimplify_conversion, goa_lhs_expr_p, gimplify_expr):
1234 * c-typeck.c (default_function_array_conversion, build_indirect_ref)
1235 (build_function_call, pointer_diff, build_compound_expr)
1236 (c_finish_return): Likewise.
1237 * tree-vect-analyze.c (vect_determine_vectorization_factor): Likewise.
1238 * matrix-reorg.c (get_inner_of_cast_expr, may_flatten_matrices_1):
1240 * tree-ssa-ifcombine.c (recognize_single_bit_test): Likewise.
1241 * expr.c (is_aligning_offset): Likewise.
1242 * tree-ssa-alias.c (is_escape_site): Likewise.
1243 * tree-stdarg.c (va_list_counter_bump, check_va_list_escapes)
1244 (check_all_va_list_escapes): Likewise.
1245 * tree-ssa-loop-ivopts.c (determine_base_object)
1246 (determine_common_wider_type): Likewise.
1247 * dojump.c (do_jump): Likewise.
1248 * tree-ssa-sccvn.c (simplify_unary_expression): Likewise.
1249 * tree-gimple.c (is_gimple_cast): Likewise.
1250 * fold-const.c (decode_field_reference, )
1251 (fold_sign_changed_comparison, fold_unary, fold_comparison)
1252 (fold_binary): Likewise.
1253 * tree-ssa-alias-warnings.c (find_alias_site_helper)
1254 (already_warned_in_frontend_p): Likewise.
1255 * builtins.c (get_memory_rtx, fold_builtin_next_arg): Likewise.
1256 * tree.c (really_constant_p, get_unwidened): Likewise.
1257 * tree-ssa-loop-niter.c (expand_simple_operations): Likewise.
1258 * tree-ssa-loop-im.c (rewrite_bittest): Likewise.
1259 * tree-vrp.c (register_edge_assert_for_2, register_edge_assert_for_1):
1261 * tree.h (STRIP_NOPS, STRIP_SIGN_NOPS, STRIP_TYPE_NOPS): Use
1263 (CONVERT_EXPR_P): Define.
1264 (CASE_CONVERT): Define.
1266 2008-05-08 Kenneth Zadeck <zadeck@naturalbridge.com>
1269 * dce.c (deletable_insn_p): Do not delete calls if df_in_progress.
1270 (delete_unmarked_insns): When deleting a call, call
1271 delete_unreachable_blocks.
1272 * rtl.texi (RTL_CONST_CALL_P, RTL_PURE_CALL_P,
1273 RTL_CONST_OR_PURE_CALL_P, RTL_LOOPING_CONST_OR_PURE_CALL_P): Fixed doc.
1275 2008-05-08 Richard Guenther <rguenther@suse.de>
1277 * doc/invoke.texi (-fdump-tree-salias): Remove documentation.
1278 (-ftree-salias): Likewise.
1279 (salias-max-implicit-fields): Remove param documentation.
1280 (salias-max-array-elements): Likewise.
1281 * tree-pass.h (pass_create_structure_vars): Remove.
1282 * params.h (SALIAS_MAX_IMPLICIT_FIELDS): Remove.
1283 (SALIAS_MAX_ARRAY_ELEMENTS): Likewise.
1284 * tree-ssa-alias.c (create_structure_vars): Remove.
1285 (gate_structure_vars): Likewise.
1286 (pass_create_structure_vars): Likewise.
1287 (gate_build_alias): Likewise.
1288 (pass_build_alias): Adjust to run always and dump the function.
1289 * common.opt (ftree-salias): Hide.
1290 * passes.c (init_optimization_passes): Remove
1291 pass_create_structure_vars, adjust comment.
1292 * params.def (PARAM_SALIAS_MAX_IMPLICIT_FIELDS): Remove.
1293 (PARAM_SALIAS_MAX_ARRAY_ELEMENTS): Likewise.
1294 * opts.c (decode_options): Do not set flag_tree_salias.
1295 (common_handle_option): Add OPT_ftree_salias to the backward
1296 compatibility section.
1298 2008-05-08 Richard Guenther <rguenther@suse.de>
1300 * tree-flow-inline.h (var_can_have_subvars): Move ...
1301 * tree-ssa-structalias.c (var_can_have_subvars): ... here.
1302 * tree-flow.h (var_can_have_subvars): Remove.
1303 (push_fields_onto_fieldstack): Remove.
1304 (sort_fieldstack): Likewise.
1305 (struct fieldoff): Move ...
1306 * tree-ssa-structalias.c (struct fieldoff): ... here. Remove
1307 alias_set and base_for_components fields.
1308 (sort_fieldstack): Make static.
1309 (push_fields_onto_fieldstack): Likewise. Remove code that
1310 handles anything but RECORD_TYPEs. Remove alias_set and
1311 base_for_components handling.
1312 (create_variable_info_for): Adjust.
1314 2008-05-08 Seongbae Park <seongbae.park@gmail.com>
1316 * common.opt (Wframe-larger-than=): Shorten the help message
1318 * doc/invoke.texi (Wframe-larger-than=): Add more description.
1320 2008-05-08 Rafael Espindola <espindola@google.com>
1322 * tree-complex.c (expand_complex_div_wide): Don't create CONDs that
1324 * tree-gimple.c (is_gimple_condexpr): Check that the expression doesn't
1325 trap and that both operands are gimple values.
1326 (canonicalize_cond_expr_cond): Use is_gimple_condexpr.
1327 * gcc/tree-eh.c (tree_could_trap_p): Correctly detect if a comparison
1330 2008-05-08 Richard Sandiford <rsandifo@nildram.co.uk>
1332 * read-rtl.c (join_c_conditions): Return the first string if the
1333 two strings are equal.
1335 2008-05-08 Richard Sandiford <rsandifo@nildram.co.uk>
1337 * gensupport.h (pred_data): Add a "num_codes" field.
1338 (add_predicate_code): Declare.
1339 * gensupport.c (add_predicate_code): New function.
1340 (std_pred_table): Add an "allows_const_p" field.
1341 (std_preds): Set this field for predicates that allow RTX_CONST_OBJs.
1342 Remove the (incomplete) list of such codes from the codes field.
1343 (init_predicate_table): Use add_predicate_code. Add all
1344 RTX_CONST_OBJs if allows_const_p is true.
1345 * genrecog.c (process_define_predicate): Use add_predicate_code.
1347 2008-05-08 David Daney <ddaney@avtrex.com>
1348 Richard Sandiford <rsandifo@nildram.co.uk>
1350 * config/mips/mips.md (mips_expand_compare_and_swap_12): Handle
1351 special case of constant zero operands.
1352 * config/mips/mips.c (mips_expand_compare_and_swap_12): Zero extend
1353 old and new values. Special case constant zero values.
1354 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP): Skip 'sync' if compare
1356 (MIPS_COMPARE_AND_SWAP_12): Handle constant zero operands.
1357 (MIPS_COMPARE_AND_SWAP_12_0): New macro.
1359 2008-05-08 Paolo Bonzini <bonzini@gnu.org>
1362 * simplify-rtx.c (simplify_plus_minus): Create CONST of
1363 similar RTX_CONST_OBJ before CONST_INT.
1365 2008-05-08 Steve Ellcey <sje@cup.hp.com>
1367 * stmt.c (expand_stack_restore): Change sa mode if needed.
1369 2008-05-08 Richard Guenther <rguenther@suse.de>
1371 * config/i386/i386-protos.h (ix86_return_in_memory): Adjust
1372 return type to bool.
1373 (ix86_sol10_return_in_memory): Likewise.
1374 (ix86_i386elf_return_in_memory): Likewise.
1375 (ix86_i386interix_return_in_memory): Likewise.
1376 * config/i386/i386.c (ix86_return_in_memory): Likewise.
1377 (ix86_sol10_return_in_memory): Likewise.
1378 (ix86_i386elf_return_in_memory): Likewise.
1379 (ix86_i386interix_return_in_memory): Likewise.
1381 2008-05-08 Kai Tietz <kai.tietz@onevision.com>
1384 * calls.c (compute_argument_block_size ): Add ATTRIBUTE_UNUSED to
1386 (emit_library_call_value_1): Add ATTRIBUTE_UNUSED to variable fndecl.
1387 * target-def.h: Check that TARGET_RETURN_IN_MEMORY isn't
1390 2008-05-08 Richard Guenther <rguenther@suse.de>
1392 * tree-data-ref.c (dr_analyze_alias): Do not set DR_SUBVARS.
1393 * tree-data-ref.h (struct dr_alias): Remove subvars field.
1394 (DR_SUBVARS): Remove.
1395 * tree-dfa.c (dump_subvars_for): Remove.
1396 (debug_subvars_for): Likewise.
1397 (dump_variable): Do not dump subvars.
1398 (remove_referenced_var): Do not remove subvars.
1399 * tree-flow-inline.h (clear_call_clobbered): SFTs no longer exist.
1400 (lookup_subvars_for_var): Remove.
1401 (get_subvars_for_var): Likewise.
1402 (get_subvars_at): Likewise.
1403 (get_first_overlapping_subvar): Likewise.
1404 (overlap_subvar): Likewise.
1405 * tree-flow.h (subvar_t): Remove.
1406 (struct var_ann_d): Remove subvars field.
1407 * tree-ssa-alias.c (mark_aliases_call_clobbered): Remove queued
1408 argument. Remove special handling of SFTs.
1409 (compute_tag_properties): Likewise.
1410 (set_initial_properties): Likewise.
1411 (compute_call_clobbered): Likewise.
1412 (count_mem_refs): Likewise.
1413 (compute_memory_partitions): Likewise.
1414 (compute_flow_insensitive_aliasing): Likewise.
1415 (setup_pointers_and_addressables): Likewise.
1416 (new_type_alias): Likewise.
1417 (struct used_part): Remove.
1418 (used_portions): Likewise.
1419 (struct used_part_map): Likewise.
1420 (used_part_map_eq): Likewise.
1421 (used_part_map_hash): Likewise.
1422 (free_used_part_map): Likewise.
1423 (up_lookup): Likewise.
1424 (up_insert): Likewise.
1425 (get_or_create_used_part_for): Likewise.
1426 (create_sft): Likewise.
1427 (create_overlap_variables_for): Likewise.
1428 (find_used_portions): Likewise.
1429 (create_structure_vars): Likewise.
1430 * tree.def (STRUCT_FIELD_TAG): Remove.
1431 * tree.h (MTAG_P): Adjust.
1432 (struct tree_memory_tag): Remove base_for_components and
1433 unpartitionable flags.
1434 (struct tree_struct_field_tag): Remove.
1435 (SFT_PARENT_VAR): Likewise.
1436 (SFT_OFFSET): Likewise.
1437 (SFT_SIZE): Likewise.
1438 (SFT_NONADDRESSABLE_P): Likewise.
1439 (SFT_ALIAS_SET): Likewise.
1440 (SFT_UNPARTITIONABLE_P): Likewise.
1441 (SFT_BASE_FOR_COMPONENTS_P): Likewise.
1442 (union tree_node): Remove sft field.
1443 * alias.c (get_alias_set): Remove special handling of SFTs.
1444 * print-tree.c (print_node): Remove handling of SFTs.
1445 * tree-dump.c (dequeue_and_dump): Likewise.
1446 * tree-into-ssa.c (mark_sym_for_renaming): Likewise.
1447 * tree-nrv.c (dest_safe_for_nrv_p): Remove special handling of SFTs.
1448 * tree-predcom.c (set_alias_info): Do not set subvars.
1449 * tree-pretty-print.c (dump_generic_node): Do not handle SFTs.
1450 * tree-ssa-loop-ivopts.c (get_ref_tag): Likewise.
1451 * tree-ssa-operands.c (access_can_touch_variable): Likewise.
1452 (add_vars_for_offset): Remove.
1453 (add_virtual_operand): Remove special handling of SFTs.
1454 (add_call_clobber_ops): Likewise.
1455 (add_call_read_ops): Likewise.
1456 (get_asm_expr_operands): Likewise.
1457 (get_modify_stmt_operands): Likewise.
1458 (get_expr_operands): Likewise.
1459 (add_to_addressable_set): Likewise.
1460 * tree-ssa.c (verify_ssa_name): Do not handle SFTs.
1461 * tree-tailcall.c (suitable_for_tail_opt_p): Likewise.
1462 * tree-vect-transform.c (vect_create_data_ref_ptr): Do not set subvars.
1463 * tree.c (init_ttree): Remove STRUCT_FIELD_TAG initialization.
1464 (tree_code_size): Remove STRUCT_FIELD_TAG handling.
1465 (tree_node_structure): Likewise.
1466 * tree-ssa-structalias.c (set_uids_in_ptset): Remove special
1468 (find_what_p_points_to): Likewise.
1470 2008-05-08 Sa Liu <saliu@de.ibm.com>
1472 * config/spu/spu.md: Fixed subti3 pattern.
1474 2008-05-08 Richard Guenther <rguenther@suse.de>
1477 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Make
1478 sure to create a representative for trailing arrays for PTA.
1480 2008-05-08 Richard Guenther <rguenther@suse.de>
1483 * fold-const.c (operand_equal_p): Two objects which types
1484 differ in pointerness are not equal.
1486 2008-05-08 Kai Tietz <kai.tietz@onevision.com>
1488 * calls.c (compute_argument_block_size): Add argument tree fndecl.
1489 (OUTGOING_REG_PARM_STACK_SPACE): Add function type argument.
1490 (emit_library_call_value_1): Add new variable fndecl initialized by
1491 NULL_TREE. It should be the decl type of orgfun, but this information
1492 seems not to be available here, so it uses the default calling abi.
1493 * config/arm/arm.c (arm_return_in_memory): Add fntype argumen.
1494 * config/arm/arm.h (RETURN_IN_MEMORY): Replace RETURN_IN_MEMORY
1495 by TARGET_RETURN_IN_MEMORY.
1496 * config/i386/i386-interix.h: Likewise.
1497 * config/i386/i386.h: Likewise.
1498 * config/i386/i386elf.h: Likewise.
1499 * config/i386/ptx4-i.h: Likewise.
1500 * config/i386/sol2-10.h: Likewise.
1501 * config/i386/sysv4.h: Likewise.
1502 * config/i386/vx-common.h: Likewise.
1503 * config/cris/cris.h: Removed #if 0 clause.
1504 * config/arm/arm-protos.h (arm_return_in_memory): Add fntype argument.
1505 * config/i386/i386-protos.h (ix86_return_in_memory): Add fntype
1507 (ix86_sol10_return_in_memory): Likewise.
1508 (ix86_i386elf_return_in_memory): New.
1509 (ix86_i386interix_return_in_memory): New.
1510 * config/mt/mt-protos.h (mt_return_in_memory): New.
1511 * config/mt/mt.c: Likewise.
1512 * config/mt/mt.h (OUTGOING_REG_PARM_STACK_SPACE): Add FNTYPE argument.
1513 (RETURN_IN_MEMORY): Replace by TARGET_RETURN_IN_MEMORY.
1514 * config/bfin/bfin.h: Likewise.
1515 * config/bfin/bfin-protos.h (bfin_return_in_memory): Add fntype
1517 * config/bfin/bfin.c: Likewise.
1518 * config/pa/pa.h (OUTGOING_REG_PARM_STACK_SPACE): Add FNTYPE argument.
1519 * config/alpha/unicosmk.h: Likewise.
1520 * config/i386/cygming.h: Likewise.
1521 * config/iq2000/iq2000.h: Likewise.
1522 * config/mips/mips.h: Likewise.
1523 * config/mn10300/mn10300.h: Likewise.
1524 * config/rs6000/rs6000.h: Likewise.
1525 * config/score/score.h: Likewise.
1526 * config/spu/spu.h: Likewise.
1527 * config/v850/v850.h: Likewise.
1528 * defaults.h: Likewise.
1529 * doc/tm.texi (OUTGOING_REG_PARM_STACK_SPACE): Adjust documentation.
1530 * expr.c (emit_block_move): Adjust use of
1531 OUTGOING_REG_PARM_STACK_SPACE.
1532 * function.c (STACK_DYNAMIC_OFFSET): Adjust use of
1533 OUTGOING_REG_PARM_STACK_SPACE.
1534 * targhooks.c (default_return_in_memory): Remove RETURN_IN_MEMORY.
1536 2008-05-08 Jakub Jelinek <jakub@redhat.com>
1538 * tree-parloops.c (create_parallel_loop): Set OMP_RETURN_NOWAIT
1539 on OMP_RETURN for OMP_FOR.
1542 * dwarf2out.c (dw_expand_expr, common_check): Removed.
1543 (fortran_common): New function.
1544 (gen_variable_die): Call fortran_common instead of common_check,
1545 adjust for it returning tree instead of rtx. Formatting.
1547 2008-05-07 Kenneth Zadeck <zadeck@naturalbridge.com>
1551 * see.c (see_copy_insn): Copy new pure const attributes for new call.
1552 * c-decl.c (merge_decls): Ditto.
1553 * postreload.c (record_opr_changes): Change CONST_OR_PURE_CALL_P
1554 to RTL_CONST_OR_PURE_CALL_P.
1555 * tree.c (define_local_buitin): Rename DECL_IS_PURE to DECL_PURE_P.
1556 Initialized DECL_LOOPING_CONST_PURE.
1557 (process_call_operands): Set tree_side_effects properly.
1558 * tree.h (TREE_READONLY_DECL_P): Removed.
1559 (DECL_IS_PURE): Renamed to DECL_PURE_P.
1560 (DECL_LOOPING_OR_CONST_P): New macro.
1561 (struct tree_function_decl): Added looping_const_or_pure_p.
1563 (ECF_LOOPING_OR_CONST_P): New macro.
1564 * rtlanal.c (pure_const_p): Removed.
1565 * builtins.c (expand_builtin): Rename DECL_IS_PURE to DECL_PURE_P.
1566 * reorg.c (delete_prior_computation) Changed CONST_OR_PURE_CALL_P
1567 to RTL_CONST_CALL_P.
1568 * ipa-pure-const.c (pure_const_state_e): Added looping field.
1569 (check_decl, check_tree, check_call, scan_function): Initialize
1571 (analyze_function): Rename DECL_IS_PURE to DECL_PURE_P.
1572 (static_execute): Set looping true for recursive functions.
1573 Undo setting state to IPA_NEITHER for recursive functions.
1575 * ifcvt.c (noce_can_store_speculate_p): Changed
1576 CONST_OR_PURE_CALL_P and pure_call_p to RTL_CONST_CALL_P or
1577 RTL_CONST_OR_PURE_CALL_P.
1578 * dse.c (scan_insn): Ditto.
1579 * local-alloc.c (validate_equiv_mem, memref_used_between_p): Ditto.
1580 * gcse.c (oprs_not_seen_p) Changed CONST_OR_PURE_CALL_P to
1581 RTL_CONST_OR_PURE_CALL_P.
1582 (store_killed_in_insn): Changed CONST_OR_PURE_CALL_P and
1583 pure_call_p to RTL_CONST_CALL_P.
1584 * gimplify.c (gimplify_call_expr): Clear side effects for
1585 non-looping pure and constant calls.
1586 * calls.c (emit_call_1): Set rtl flags from ecf flags.
1587 (flags_from_decl_or_type): Set ecf flags from decl flags.
1588 (initialize_argument_information): Turn off
1589 ECF_LOOPING_CONST_OR_PURE when turning off ECF_CONST.
1590 Change const to pure if callee_copies is true rather than just
1592 (expand_call): Turn off ECF_LOOPING_PURE_CONST_CALL and remove old
1593 way of marking pure calls.
1594 (emit_library_call_value_1): Turn off ECF_LOOPING_PURE_CONST_CALL.
1595 Remove hack that was supposed to fix pr7335 and remove old
1596 way of marking pure calls.
1597 * emit-rtl.c (emit_copy_of_insn_after): Copy RTL_CONST_CALL_P,
1598 RTL_PURE_CALL_P, RTL_LOOPING_CONST_OR_PURE_CALL_P.
1599 * cselib.c (cselib_process_insn): Changed CONST_OR_PURE_CALL_P to
1600 RTL_CONST_OR_PURE_CALL_P.
1601 * tree-ssa-pre.c (can_value_number_call): Fixed spacing.
1602 * loop-invariant.c (find_exits, find_invariant_bb): Changed
1603 CONST_OR_PURE_CALL_P to RTL_CONST_OR_PURE_CALL_P.
1604 * sched-deps.c (schedule_analyze): Ditto.
1605 * rtl.h (struct rtx_def): Use call field, unchanging field, and
1606 return_val field of calls to represent pure and const function info.
1607 (CONST_OR_PURE_CALL_P): Deleted macro.
1608 (RTL_CONST_CALL_P, RTL_PURE_CALL_P,
1609 RTL_LOOPING_CONST_OR_PURE_CALL_P, RTL_CONST_OR_PURE_P): New macros.
1610 * tree-inline.c (copy_body_r): Changed TREE_READONLY_DECL_P to
1612 * tree-optimize.c (execute_fixup_cfg): Added test for
1613 ECF_LOOPING_CONST_OR_PURE.
1614 * c-common.c (handle_pure_attribute): Changed DECL_IS_PURE to
1616 * tree-cfg.c (update_call_expr_flags): Do not clear tree side
1617 effects for looping pure or const calls.
1618 (verify_gimple_expr): Added verification code.
1619 * config/alpha/alpha.c (alpha_legitimize_address,
1620 alpha_emit_xfloating_libcall): Changed CONST_OR_PURE_CALL_P to
1622 * config/s390/s390.c (s390_emit_tls_call_insn): Ditto.
1623 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Ditto.
1624 * config/mips/mips.c (mips_call_tls_get_addr): Ditto.
1625 * cfgrtl.c (need_fake_edge_p): Changed CONST_OR_PURE_CALL_P to
1626 RTL_CONST_OR_PURE_CALL_P.
1627 * dce.c (deletable_insn_p): Allow non looping, non sibling, pure
1628 and const calls to be deleted.
1630 2008-05-07 Uros Bizjak <ubizjak@gmail.com>
1633 * config/i386/mmx.md (mmx_subv2sf3): New expander.
1634 (*mmx_subv2sf3): Rename from mmx_subv2sf3 insn pattern.
1635 (*mmx_eqv2sf3): Rename from mmx_eqv2sf3 insn pattern.
1636 (mmx_eqv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
1637 to handle nonimmediate operands.
1638 (*mmx_paddwd): Rename from mmx_paddwd insn pattern.
1639 (mmx_paddwd): New expander. Use ix86_fixup_binary_operands_no_copy
1640 to handle nonimmediate operands.
1641 (*mmx_pmulhrwv4hi3): Rename from mmx_pmulhrwv4hi3 insn pattern.
1642 (mmx_pmulhrwv4hi3): New expander. Use
1643 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
1644 (*sse2_umulv1siv1di3): Rename from sse2_umulv1siv1di3 insn pattern.
1645 (sse2_umulv1siv1di3): New expander. Use
1646 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
1647 (*mmx_eq<mode>3): Rename from mmx_eq<mode>3 insn pattern.
1648 (mmx_eq<mode>3): New expander. Use
1649 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
1650 (*mmx_uavgv8qi3): Rename from mmx_uavgv8qi3 insn pattern.
1651 (mmx_uavgv8qi3): New expander. Use
1652 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
1653 (*mmx_uavgv4hi3): Rename from mmx_uavgv4hi3 insn pattern.
1654 (mmx_uavgv4hi3): New expander. Use
1655 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
1657 * config/i386/sse.md
1658 (sse_movhlps_exp): New expander. Use ix86_fixup_binary_operands
1659 to handle nonimmediate operands.
1660 (sse_movlhps_exp): New expander. Use ix86_fixup_binary_operands
1661 to handle nonimmediate operands.
1662 (sse_loadhps_exp): New expander. Use ix86_fixup_binary_operands
1663 to handle nonimmediate operands.
1664 (sse_loadlps_exp): New expander. Use ix86_fixup_binary_operands
1665 to handle nonimmediate operands.
1666 (sse2_unpckhpd_exp): New expander. Use
1667 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
1668 (sse2_unpcklpd_exp): New expander. Use
1669 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
1670 (sse_loadhpd_exp): New expander. Use ix86_fixup_binary_operands
1671 to handle nonimmediate operands.
1672 (sse_loadlpd): New expander. Use ix86_fixup_binary_operands
1673 to handle nonimmediate operands.
1674 (*sse2_<plusminus_insn><mode>3): Rename from
1675 sse2_<plusminus_insn><mode>3 insn pattern.
1676 (sse2_<plusminus_insn><mode>3): New expander. Use
1677 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
1678 (*sse2_umulv2siv2di3): Rename from sse2_umulv2siv2di3 insn pattern.
1679 (sse2_umulv2siv2di3): New expander. Use
1680 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
1681 (*sse4_1_mulv2siv2di3): Rename from sse4_1_mulv2siv2di3 insn pattern.
1682 (sse4_1_mulv2siv2di3): New expander. Use
1683 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
1684 (*sse2_pmaddwd): Rename from sse2_pmaddwd insn pattern.
1685 (sse2_pmaddwd): New expander. Use
1686 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
1687 (*sse2_eq<mode>3): Rename from sse2_eq<mode>3 insn pattern.
1688 (sse2_eq<mode>3): New expander. Use
1689 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
1690 (*sse4_1_eqv2di3): Rename from sse4_1_eqv2di3 insn pattern.
1691 (sse4_1_eqv2di3): New expander. Use
1692 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
1693 (*sse2_uavgv16qi3): Rename from sse2_uavgv16qi3 insn pattern.
1694 (sse2_uavgv16qi3): New expander. Use
1695 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
1696 (*sse2_uavgv16qi3): Rename from sse2_uavgv16qi3 insn pattern.
1697 (sse2_uavgv16qi3): New expander. Use
1698 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
1699 (*sse2_uavgv8hi3): Rename from sse2_uavgv8hi3 insn pattern.
1700 (sse2_uavgv8hi3): New expander. Use
1701 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
1702 (*ssse3_pmulhrswv8hi3): Rename from ssse3_pmulhrswv8hi3 insn pattern.
1703 (ssse3_pmulhrswv8hi3): New expander. Use
1704 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
1705 (*ssse3_pmulhrswv4hi3): Rename from ssse3_pmulhrswv4hi3 insn pattern.
1706 (ssse3_pmulhrswv4hi3): New expander. Use
1707 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
1709 (<sse>_vm<plusminus_insn><mode>3): Do not use ix86_binary_operator_ok.
1710 (<sse>_vmmul<mode>3): Ditto.
1711 (divv4sf3): Do not use ix86_fixup_binary_operands_no_copy.
1713 (ssse3_pmaddubsw128): Use register_operand for operand 1.
1714 (ssse3_pmaddubsw): Ditto.
1716 * config/i386/i386.c (struct_builtin_description)
1717 [IX86_BUILTIN_LOADHPS]: Use CODE_FOR_sse_loadhps_exp.
1718 [IX86_BUILTIN_STOREHPS]: Use CODE_FOR_sse_loadlps_exp.
1719 [IX86_BUILTIN_LOADHPD]: Use CODE_FOR_sse2_loadhpd_exp.
1720 [IX86_BUILTIN_LOADLPD]: Use CODE_FOR_sse2_loadlpd_exp.
1721 [IX86_BUILTIN_MOVHLPS]: Use CODE_FOR_sse_movhlps_exp.
1722 [IX86_BUILTIN_MOVLHPS]: Use CODE_FOR_sse_movlhps_exp.
1723 [IX86_BUILTIN_UNPCKHPD]: Use FOR_sse2_unpckhpd_exp.
1724 [IX86_BUILTIN_UNPCKLPD]: Use FOR_sse2_unpcklpd_exp.
1725 (ix86_fixup_binary_operands): Assert that src1
1726 and src2 must have the same mode when swapped.
1727 (ix86_expand_binop_builtin): Do not use ix86_fixup_binary_operands
1728 and ix86_binary_operator_ok. Do not force operands in registers
1731 2008-05-07 Jan Hubicka <jh@suse.cz>
1733 * cgraph.c (dump_cgraph_node): Update.
1734 * cgraph.h (cgraph_local_info): Break out inline summary.
1735 * cgraphunit.c (cgraph_process_new_functions): Use inliner analysis
1737 * ipa-inline (inline_summary): New accestor function.
1738 (cgraph_clone_inlined_nodes, cgraph_check_inline_limits,
1739 cgraph_decide_inlining, compute_inline_parameters): Update.
1740 * ipa.c (cgraph_remove_unreachable_nodes): Remove statistics.
1742 2008-05-07 Maxim Kuvyrkov <maxim@codesourcery.com>
1744 Cleanup ColdFire scheduling support and add V4 pipeline model.
1746 * config/m68k/m68k.md (UNSPEC_TIE): New constant.
1747 (define_attr cpu): Add cfv4 value.
1748 (define_attr type, define_attr type1): Merge into a single 'type'
1749 attribute. Update all uses.
1750 (define_attr opx_type, define_attr opy_type, define_attr opx_access):
1751 Rearrange and update. Rename value 'reg' to 'Rn', add value 'FPn'.
1753 (define_attr opx_mem, define_attr opy_mem): Remove.
1754 (define_attr op_mem): Clean up, update comment.
1755 (define_attr size): Use specific values instead of general int.
1756 (define_attr guess, define_attr split): Remove. Update all uses.
1757 (movdf_internal, tstsi_internal, tsthi_internal, tstqi_internal,
1758 tst<mode>_68881, pushexthisi_const, movsi_const0_68000_10,
1759 movsi_const0_68040_60, movsi_const0, movsi_cf, movstrictqi_cf,
1760 zero_extendhisi2_cf, zero_extendqisi2_cfv4, cfv4_extendhisi2,
1761 68k_extendhisi2, extendqihi2, cfv4_extendqisi2, 68k_extendqisi2,
1762 floatsi<mode>2_68881, ftrunc<mode>2_68881, ftrunc<mode>2_cf,
1763 fix<mode>qi2_68881, fix<mode>hi2_68881, fix<mode>si2_68881,
1764 adddi_dishl32, addsi3_5200, add<mode>3_floatsi_68881,
1765 add<mode>3_floathi_68881, add<mode>3_floatqi_68881,
1766 add<mode>3_68881, add<mode>3_cf, subdi_dishl32, subsi3,
1767 sub<mode>3_floatsi_68881, sub<mode>3_floathi_68881,
1768 sub<mode>3_floatqi_68881, sub<mode>3_68881, sub<mode>3_cf,
1769 mulhi3, mulhisi3, mulhisisi3_s, mulsi3_68020, mulsi3_cf,
1770 umulhisi3, mulhisisi3_z, mul<mode>3_floatsi_68881,
1771 mul<mode>3_floathi_68881, mul<mode>3_floatqi_68881, fmul<mode>3_cf,
1772 div<mode>3_cf, sqrt<mode>2_cf, abs<mode>2_cf, clzsi2,
1773 one_cmplsi2_5200, subreghi1ashrdi_const32, ashrsi3, lshrsi3,
1774 bsetmemqi, bsetmemqi_ext, bclrmemqi, bclrmemqi_ext,
1775 beq, bne, bgt, blt, bordered, bunordered, buneq, bunge, bungt, bunle,
1776 bunlt, bltgt, tablejump_internal, call, non_symbolic_call_value,
1777 symbolic_call_value_jsr, symbolic_call_value_bsr, link):
1778 Update or set attributes.
1779 (stack_tie): New fake instruction.
1781 * config/m68k/m68k.h (TUNE_CFV4): New macro.
1782 (m68k_sched_attr_size): Update declaration.
1783 (m68k_sched_attr_type2): Remove.
1784 (m68k_sched_address_bypass_p, m68k_sched_indexed_address_bypass_p):
1785 Declare new bypass predicates.
1787 * config/m68k/m68k.c (m68k_sched_issue_rate,
1788 m68k_sched_first_cycle_multipass_dfa_lookahead): Declare hook
1790 (TARGET_SCHED_ISSUE_RATE,
1791 TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD): Override hooks.
1792 (override_options): Handle scheduling for ColdFire V4 core.
1793 (m68k_expand_prologue): Emit stack_tie.
1794 (enum attr_op_type): Split value 'OP_TYPE_REG' to 'OP_TYPE_RN' and
1795 'OP_TYPE_FPN'. Update all uses.
1796 (sched_guess_p): Remove.
1797 (sched_address_type): Handle symbolic addresses.
1798 (sched_get_operand): New static function.
1799 (sched_operand_type): Merge into sched_attr_op_type.
1800 (sched_attr_op_type): Handle FP registers, handle quick constants,
1802 (m68k_sched_attr_opx_type, m68k_sched_attr_opy_type): Update.
1803 (m68k_sched_attr_size): Update. Move logic to ...
1804 (sched_get_attr_size_int): New static function.
1805 (sched_get_opxy_mem_type): New static function.
1806 (m68k_sched_attr_op_mem): Update.
1807 (m68k_sched_attr_type2): Remove.
1808 (sched_cfv4_bypass_data): New static variable.
1809 (m68k_sched_adjust_cost): Handle ColdFire V4 bypass.
1810 (m68k_sched_issue_rate): Implement scheduler hook.
1811 (struct _sched_ib: enabled_p): New field.
1812 (m68k_sched_variable_issue): Update. Handle V4.
1813 (SCHED_DUMP_TODO, SCHED_DUMP_DONE, SCHED_DUMP_NOTHING,
1814 sched_dump_class_func_t, sched_dump_split_class,
1815 sched_dump_dfa_guess_unit_code, sched_dump_dfa_state,
1816 sched_dump_dfa_class, m68k_sched_dump): Remove.
1817 (m68k_sched_first_cycle_multipass_dfa_lookahead): Implement scheduler
1819 (m68k_sched_init_global): Remove statisctics dumping, introduce
1820 sanity check that all instructions have pipeline reservations. Handle
1822 (m68k_sched_dfa_pre_advance_cycle, m68k_sched_dfa_post_advance_cycle):
1823 Handle ColdFire V4 core.
1824 (sched_mem_operand_p, sched_get_reg_operand, sched_get_mem_operand):
1825 New static functions.
1826 (m68k_sched_address_bypass_p): New bypass predicate.
1827 (sched_get_indexed_address_scale): New static function.
1828 (m68k_sched_indexed_address_bypass_p): New bypass predicate.
1830 * cf.md: Update comments.
1831 (define_attr type2): Remove. Use 'type' attribute instead.
1833 (cf_ib): Rename to cfv123_ib. Update all uses.
1834 (cf_oep): Rename to cfv123_oep. Update all uses.
1835 (cf_chr): Rename to cfv123_chr. Update all uses.
1836 (cf_mem): Rename to cfv123_mem. Update all uses.
1837 (cf_mac): Move to more appropriate place.
1838 (cfv123_guess): New automaton and cpu_unit.
1839 (cfv123_*, cfv12_*, cfv1_*, cfv2_*, cfv3_*): Use type attribute.
1840 Update uses of 'size' attribute. Handle before reload scheduling.
1841 (cfv123_guess): New dummy reservation for unhandled instructions.
1842 (cfv4_*): Pipeline description of ColdFire V4 core.
1843 (ignore): New reservation to handle 'ignore' type.
1845 2008-05-07 Ian Lance Taylor <iant@google.com>
1848 * gimplify.c (find_single_pointer_decl_1): Don't look through
1850 (find_single_pointer_decl): Adjust comments.
1852 2008-05-07 Jakub Jelinek <jakub@redhat.com>
1855 * fold-const.c (fold_binary): Use STRIP_SIGN_NOPS instead of
1856 STRIP_NOPS on arguments even for MIN_EXPR and MAX_EXPR.
1859 * omp-low.c (expand_omp_atomic_pipeline): Load value using the
1860 integral type rather than floating point, then VIEW_CONVERT_EXPR
1861 to the floating point type.
1863 2008-05-07 Uros Bizjak <ubizjak@gmail.com>
1865 * config/i386/i386.c (ix86_expand_copysign): Force non-zero constant
1866 TFmode op0 to register.
1868 2008-05-07 Alan Modra <amodra@bigpond.net.au>
1870 * c-decl.c (grokdeclarator): Comment typo.
1872 2008-05-06 Aldy Hernandez <aldyh@redhat.com>
1874 * tree-flow.h: Remove prototype for computed_goto_p.
1875 * tree-cfg.c (computed_goto_p): Make static.
1877 2008-05-06 H.J. Lu <hongjiu.lu@intel.com>
1880 * config/i386/i386.c (contains_128bit_aligned_vector_p): Renamed to ...
1881 (contains_aligned_value_p): This. Handle _Decimal128.
1882 (ix86_function_arg_boundary): Only align _Decimal128 to its
1883 natural boundary and handle it properly.
1885 2008-05-06 Martin Jambor <mjambor@suse.cz>
1887 * ipa-cp.c (ipcp_method_orig_node): Renamed to ipcp_get_orig_node.
1888 (ipcp_method_is_cloned): Renamed to ipcp_node_is_clone
1889 (ipcp_method_set_orig_node): Removed.
1890 (ipcp_cval_get_cvalue_type): Removed.
1891 (ipcp_method_get_scale): Renamed to ipcp_get_node_scale.
1892 (ipcp_method_set_scale): Renamed to ipcp_set_node_scale.
1893 (ipcp_cval_set_cvalue_type): Removed.
1894 (ipcp_cval_get_cvalue): Removed.
1895 (ipcp_cval_set_cvalue): Removed.
1896 (ipcp_type_is_const): Renamed to ipcp_lat_is_const.
1897 (ipcp_cval_equal_cvalues): Renamed to ipcp_lats_are_equal
1898 (ipcp_lats_are_equal): Changed parameters to two ipcp_lattice's
1899 (ipcp_cval_meet): Renamed to ipa_lattice_meet
1900 (ipcp_cval_changed): Changed to use ipcp_lat_is_const
1901 (ipcp_method_cval): Renamed to ipcp_get_ith_lattice
1902 (ipcp_get_ith_lattice): Changed parameters.
1903 (ipcp_cval_compute): Renamed to ipcp_lattice_from_jfunc
1904 (ipcp_lattice_from_jfunc): Changed parameters.
1905 (ipcp_redirect): Local lattice pointer instead of lattice type variable.
1906 (ipcp_method_cval_print): Added temporary variable info.
1907 (ipcp_redirect): Removed already unused local variable caller.
1908 (ipcp_redirect): New temporary variable orig_callee_info
1909 (ipcp_redirect): Removed newly unused local variable callee.
1910 (ipcp_redirect): Removed (a bit confusing) local variable type.
1911 (ipcp_insert_stage): Added local variable info.
1912 (ipcp_cval_changed): Renamed to ipcp_lattice_changed, parameters
1914 (ipcp_formal_create): Removed.
1915 (ipcp_method_cval_set): Removed.
1916 (ipcp_propagate_stage): Renamed lattice variables.
1917 (ipcp_method_cval_set_cvalue_type): Removed.
1918 (ipcp_method_cval_print): Renamed to ipcp_print_all_lattices
1919 (ipcp_print_all_lattices): Changed printed strings to refer to
1920 lattices rather than cvals.
1921 (ipcp_method_cval_init): Renamed to ipcp_initialize_node_lattices
1922 (ipcp_propagate_const): Changed formal parameters.
1923 (build_const_val): Changed formal parameters.
1924 (ipcp_insert_stage): Removed useless variable cvalue
1925 (build_const_val): Changed formal parameters.
1926 (ipcp_method_compute_scale): Renamed to ipcp_compute_node_scale
1927 (ipcp_after_propagate): Renamed to ipcp_change_tops_to_bottom
1928 (ipcp_callsite_param_print): Renamed to ipcp_print_all_jump_functions
1929 (ipcp_profile_mt_count_print): Renamed to ipcp_print_func_profile_counts
1930 (ipcp_print_func_profile_counts): Changed string from "method" to
1932 (ipcp_profile_cs_count_print): Renamed to ipcp_print_call_profile_counts
1933 (ipcp_profile_edge_print): Renamed to ipcp_print_edge_profiles
1934 (ipcp_profile_bb_print): Renamed to ipcp_print_bb_profiles
1935 (ipcp_structures_print): Renamed to ipcp_print_all_structures
1936 (ipcp_profile_print): Renamed to ipcp_print_profile_data
1937 (ipcp_lat_is_const): Changed parameters and made inline.
1938 (ipcp_replace_map_create): Renamed to ipcp_create_replace_map
1939 (ipcp_redirect): Renamed to ipcp_need_redirect_p
1940 (ipcp_need_redirect_p): Calls ipcp_lat_is_const instead of using
1941 the predicate condition directly
1942 (ipcp_propagate_stage): Added local variable args. Removed local
1943 variable callee. (Both are mere code simplifications.)
1944 (ipcp_method_dont_insert_const): Renamed to
1945 ipcp_node_not_modifiable_p.
1946 (ipcp_node_not_modifiable_p): Made inline.
1947 (ipcp_cloned_create): Renamed to ipcp_init_cloned_node
1948 (ipcp_propagate_const): Renamed to ipcp_propagate_one_const
1949 (ipcp_print_all_lattices): Removed variable cvalue
1950 (ipcp_method_scale_print): Renamed to ipcp_function_scale_print
1953 2008-05-06 Olivier Hainque <hainque@adacore.com>
1955 * tree-sra.c (try_instantiate_multiple_fields): Early return
1956 if field has POINTER_TYPE.
1958 2008-05-06 Kai Tietz <kai.tietz@onevision.com>
1960 * config/i386/i386.c (output_set_got): Fix for x86_64 output_emit_asm
1961 by using 'q' specifier for instruction.
1962 (ix86_file_end): Replaced case TARGET_64BIT_MS_ABI by TARGET_64BIT.
1964 2008-05-06 Anatoly Sokolov <aesok@post.ru>
1966 * config/avr/avr.md (*sbrx_branch, *sbix_branch, *sbix_branch_tmp):
1967 Change mode of zero_extract from QImode to HImode.
1968 (sign bit tests peepholes): (Ditto.).
1970 2008-05-06 Uros Bizjak <ubizjak@gmail.com>
1972 * config/i386/mmx.md: Remove double backslashes from asm templates.
1973 (*mmx_addv2sf3): Rename from mmx_addv2sf3 insn pattern.
1974 (mmx_addv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
1975 to handle nonimmediate operands.
1976 (*mmx_mulv2sf3): Rename from mmx_mulv2sf3 insn pattern.
1977 (mmx_mulv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
1978 to handle nonimmediate operands.
1979 (*mmx_<code>v2sf3_finite): New insn pattern.
1980 (*mmx_<code>v2sf3): Rename from mmx_<code>v2sf3 insn pattern.
1981 (mmx_<code>v2sf3): New expander. Use
1982 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
1983 (mmx_<plusminus_insn><mode>3): New expander. Use
1984 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
1985 (*mmx_<plusminus_insn><mode>3): New insn pattern.
1986 (mmx_add<mode>3): Removed.
1987 (mmx_ssadd<mode>3): Ditto.
1988 (mmx_usadd<mode>3): Ditto.
1989 (mmx_sub<mode>3): Ditto.
1990 (mmx_sssub<mode>3): Ditto.
1991 (mmx_ussub<mode>3): Ditto.
1992 (*mmx_mulv4hi3): Rename from mmx_mulv4hi3 insn pattern.
1993 (mmx_mulv4hi3): New expander. Use ix86_fixup_binary_operands_no_copy
1994 to handle nonimmediate operands.
1995 (*mmx_smulv4hi3_highpart): Rename from mmx_smulv4hi3_highpart
1997 (mmx_smulv4hi3_highpart): New expander. Use
1998 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
1999 (*mmx_umulv4hi3_highpart): Rename from mmx_umulv4hi3_highpart
2001 (mmx_umulv4hi3_highpart): New expander. Use
2002 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
2003 (*mmx_<code>v4hi3): Rename from mmx_<code>v4hi3 insn pattern.
2004 (mmx_<code>v4hi3): New expander. Use
2005 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
2006 (*mmx_<code>v8qi3): Rename from mmx_<code>v8qi3 insn pattern.
2007 (mmx_<code>v8qi3): New expander. Use
2008 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
2009 (*mmx_<code><mode>3): Rename from mmx_<code><mode>3 insn pattern.
2010 (mmx_<code><mode>3): New expander. Use
2011 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
2013 2008-05-05 Jan Hubicka <jh@suse.cz>
2015 PR tree-optimization/36118
2016 * passes.c (pass_init_dump_file): Fix dump header.
2018 2008-05-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
2021 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Don't create
2022 VCE for function decls.
2024 2008-05-05 H.J. Lu <hongjiu.lu@intel.com>
2026 * config/i386/sse.md (sse2_<plusminus_insn><mode>3): Fix a typo.
2028 2008-05-05 H.J. Lu <hongjiu.lu@intel.com>
2030 * config/i386/i386.md (sat_plusminus): New.
2031 (plusminus_insn): Likewise.
2032 (plusminus_mnemonic): Likewise.
2034 (comm): Add ss_plus, us_plus, ss_minus and us_minus.
2035 (*<addsub><mode>3_cc_overflow): Renamed to ...
2036 (*<plusminus_insn><mode>3_cc_overflow): This.
2037 (*<addsub>si3_zext_cc_overflow): Renamed to ...
2038 (*<plusminus_insn>si3_zext_cc_overflow): This.
2040 * config/i386/sse.md (<addsub><mode>3): Renamed to ...
2041 (<plusminus_insn><mode>3): This.
2042 (*<addsub><mode>3): Renamed to ...
2043 (*<plusminus_insn><mode>3): This.
2044 (<sse>_vm<addsub><mode>3): Renamed to ...
2045 (<sse>_vm<plusminus_insn><mode>3): This.
2046 (sse3_h<addsub>v4sf3): Renamed to ...
2047 (sse3_h<plusminus_insn>v4sf3): This.
2048 (sse3_h<addsub>v2df3): Renamed to ...
2049 (sse3_h<plusminus_insn>v2df3): This.
2050 (<plusminus_insn><mode>3): New.
2051 (*<plusminus_insn><mode>3): Likewise.
2052 (sse2_<plusminus_insn><mode>3): Likewise.
2053 (add<mode>): Removed.
2054 (*add<mode>3): Likewise.
2055 (sse2_ssadd<mode>3): Likewise.
2056 (sse2_usadd<mode>3): Likewise.
2057 (sub<mode>3): Likewise.
2058 (*sub<mode>3): Likewise.
2059 (sse2_sssub<mode>3): Likewise.
2060 (sse2_ussub<mode>3): Likewise.
2062 2008-05-05 Benjamin Kosnik <bkoz@redhat.com>
2064 * gthr-single.h: Add in required interface elements as per gthr.h.
2065 Add stub types for __gthread_key_t, __gthread_once_t. Add defines
2066 for __GTHREAD_ONCE_INIT, __GTHREAD_RECURSIVE_MUTEX_INIT.
2067 Generalize UNUSED macro.
2068 (__gthread_once): Add.
2069 (__gthread_key_create): Add.
2070 (__gthread_key_delete): Add.
2071 (__gthread_getspecific): Add.
2072 (__gthread_setspecific): Add.
2074 2008-05-05 Andrew Pinski <Andrew.Pinski@playstation.sony.com>
2076 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): If we have
2077 the same size types for the indirect reference on the rhs, then
2080 2008-05-05 Uros Bizjak <ubizjak@gmail.com>
2082 * config/i386/i386.md
2083 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit): Use only
2084 one insn template instead of template series.
2085 (*xordi_1_rex64): Ditto.
2086 (*xordi_2_rex64): Ditto.
2088 2008-05-05 Ira Rosen <irar@il.ibm.com>
2090 PR tree-optimization/36119
2091 * tree-vect-transform.c (vectorizable_assignment): Set NCOPIES to 1
2094 2008-06-04 Jan Hubicka <jh@suse.cz>
2096 tree-optimization/36100
2097 * tree-pass.h (pass_O0_always_inline): Declare.
2098 * ipa-inline.c (inline_transform): Remove dead code.
2099 (cgraph_gate_O0_always_inline, cgraph_O0_always_inline,
2100 pass_O0_always_inline): New.
2101 * passes.c (init_optimization_passes): Add pass_O0_always_inline.
2103 2008-05-04 Kai Tietz <kai.tietz@onevision.com>
2105 * config/i386/i386.c (x86_output_mi_thunk): Use movq alternative
2106 mnemonic in this_param move for TARGET_64BIT.
2108 2008-05-04 Uros Bizjak <ubizjak@gmail.com>
2110 * config/i386/i386.md (*strmovsi_1): Simplify asm alternatives.
2111 (*strmovsi_rex_1): Ditto.
2112 (*strsetsi_1): Ditto.
2113 (*strsetsi_rex_1): Ditto.
2115 (add<mode>cc): Macroize expander from addqicc, addhicc, addsicc and
2116 adddicc expanders using SWI mode iterator.
2118 2008-05-04 H.J. Lu <hongjiu.lu@intel.com>
2121 * config/i386/i386.c (ix86_expand_special_args_builtin): Remove three
2124 2008-05-04 David S. Miller <davem@davemloft.net>
2126 * config.gcc (sparc*-*-*): Always set need_64bit_hwint to yes.
2127 (sparc*-*-linux*): Use linux.h in tm_file.
2128 (sparc-*-linux*): If 'enabled_targets' is 'all', build a bi-arch
2129 compiler defaulting to 32-bit.
2130 (sparc*-*-*): Remove explicit target settings of need_64bit_hwint,
2132 * config/sparc/linux.h: Remove definitions now obtained
2133 properly from linux.h
2134 * config/sparc/linux64.h: Likewise.
2135 (ASM_CPU_DEFAULT_SPEC): Change this to ASM_CPU64_DEFAULT_SPEC, we
2136 don't want this setting for 32-bit builds in a biarch compiler.
2137 * doc/install.texi: Add sparc-linux to list of targets
2138 supporting --enable-targets=all.
2140 2008-05-03 Andrew Pinski <pinskia@gmail.com>
2142 * Makefile.in (tree-ssa-phiprop.o): Fix dependencies.
2144 2008-05-03 H.J. Lu <hongjiu.lu@intel.com>
2146 * config/i386/i386.c (ix86_builtin_type): Move V4SI_FTYPE_V4SF
2147 after V4SI_FTYPE_V8HI.
2148 (ix86_init_mmx_sse_builtins): Move case V4HI_FTYPE_V4HI after
2149 case V4SI_FTYPE_V2DF.
2151 2008-05-03 Kenneth Zadeck <zadeck@naturalbridge.com>
2153 * doc/invoke.texi (max-flow-memory-locations): Removed.
2154 * params.def (PARAM_MAX_FLOW_MEMORY_LOCATIONS): Removed.
2156 2008-05-03 Richard Guenther <rguenther@suse.de>
2159 * opts.c (set_Wstrict_aliasing): Handle the turn-off case.
2161 2008-05-02 David S. Miller <davem@davemloft.net>
2163 * config.gcc (need_64bit_hwint): Document libcpp dependency.
2165 2008-05-02 Simon Baldwin <simonb@google.com>
2168 * c-common.h (warn_array_subscript_range): Removed.
2169 * c-common.c (warn_array_subscript_range): Ditto.
2170 * tree-vrp.c (check_array_ref): Revert to ignoring arrays with size 2.
2171 * c-typeck.c (build_array_ref): Remove warn_array_subscript_range.
2173 2008-05-02 H.J. Lu <hongjiu.lu@intel.com>
2175 * config/i386/i386.c (ix86_special_builtin_type): New.
2176 (bdesc_special_args): Likewise.
2177 (ix86_expand_special_args_builtin): Likewise.
2178 (ix86_init_mmx_sse_builtins): Updated.
2179 (ix86_expand_builtin): Updated.
2180 (ix86_expand_store_builtin): Removed.
2181 (ix86_expand_unop_builtin): Likewise.
2183 * config/i386/mm3dnow.h (__v2sf): Moved to ...
2184 * config/i386/mmintrin.h (__v2sf): Here.
2186 * config/i386/xmmintrin.h (_mm_loadh_pi): Replace __v2si with
2188 (_mm_loadl_pi): Likewise.
2189 (_mm_storeh_pi): Replace __v2si with __v2sf.
2190 (_mm_storel_pi): Likewise.
2192 * doc/extend.texi: Correct __builtin_ia32_loadhps,
2193 __builtin_ia32_loadlps, __builtin_ia32_storehps,
2194 __builtin_ia32_storelps, __builtin_ia32_loadhpd and
2195 __builtin_ia32_loadlpd.
2197 2008-05-02 H.J. Lu <hongjiu.lu@intel.com>
2199 * config/i386/i386.c (ix86_builtin_type): Add FLOAT_FTYPE_FLOAT,
2200 V4SF_FTYPE_V4SF_VEC_MERGE and V2DF_FTYPE_V2DF_VEC_MERGE.
2201 (bdesc_args): Updated. Add scalar SSE builtins with vec_merge.
2202 (ix86_init_mmx_sse_builtins): Updated.
2203 (ix86_expand_args_builtin): Likewise.
2204 (ix86_expand_builtin): Likewise.
2205 (ix86_expand_unop1_builtin): Renamed to ...
2206 (ix86_expand_unop_vec_merge_builtin): This.
2208 2008-05-01 Jan Hubicka <jh@suse.cz>
2211 * ipa-inline.c (inline_generate_summary): Make static.
2212 (inline_transform): Do not call inlining at -O0; make static.
2213 * passes.c (execute_todo): Add sanity check.
2214 (execute_one_ipa_transform_pass): Execute proper flags.
2216 2008-05-01 Eric Botcazou <ebotcazou@adacore.com>
2218 * tree.h (TYPE_NONALIASED_COMPONENT): Expand comment.
2219 (DECL_NONADDRESSABLE_P): Likewise.
2220 * alias.c (record_component_aliases): Fix comment.
2222 2008-05-01 Simon Baldwin <simonb@google.com>
2224 * c-common.h (warn_array_subscript_range): New function.
2225 * c-common.c (warn_array_subscript_range): Ditto.
2226 * tree-vrp.c (check_array_ref): Corrected code to agree with
2227 comment, ignoring only arrays of size 0 or size 1.
2228 * c-typeck.c (build_array_ref): Call warn_array_subscript_range.
2230 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
2232 * config/i386/i386.c (ix86_builtin_type): Replace
2233 DI_FTYPE_DI_DI_INT with V1DI2DI_FTYPE_V1DI_V1DI_INT.
2234 (bdesc_args): Updated.
2235 (ix86_init_mmx_sse_builtins): Likewise.
2236 (ix86_expand_args_builtin): Likewise.
2238 * config/i386/tmmintrin.h (_mm_alignr_pi8): Replace long long
2241 * doc/extend.texi: Correct __builtin_ia32_palignr.
2243 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
2246 * config/i386/i386.c (bdesc_crc32): Removed.
2247 (ix86_expand_crc32): Likewise.
2248 (ix86_builtin_type): Replace V2DI2TI_FTYPE_V2DI2TI_INT with
2249 V2DI2TI_FTYPE_V2DI_INT, V2DI2TI_FTYPE_V2DI2TI_V2DI2TI_INT with
2250 V2DI2TI_FTYPE_V2DI_V2DI_INT. Add UINT64_FTYPE_UINT64_UINT64,
2251 UINT_FTYPE_UINT_UINT, UINT_FTYPE_UINT_USHORT and
2252 UINT_FTYPE_UINT_UCHAR.
2253 (bdesc_args): Updated. Add crc32 builtins.
2254 (ix86_init_mmx_sse_builtins): Updated.
2255 (ix86_expand_args_builtin): Updated to support subreg.
2257 * doc/extend.texi: Correct __builtin_ia32_crc32di.
2259 2008-05-01 Jan Hubicka <jh@suse.cz>
2261 * tree-pass.h (opt_pass): Add IPA_PASS.
2262 (varpool_node, cgraph_node): Forward declare.
2263 (ipa_opt_pass): Define.
2264 (pass_ipa_inline): Turn into ipa_opt_pass.
2265 (pass_apply_inline): Remove.
2266 * ipa-inline.c (pass_ipa_inline): Turn into ipa_opt_pass.
2267 (apply_inline): Turn into ....
2268 (inline_transform): ... this one.
2269 (inline_generate_summary): New function.
2270 (pass_apply_inline): Remove.
2271 * function.h (ipa_opt_pass): Forward declare structure; typedef;
2273 (struct function): Add ipa_transforms_to_apply.
2274 * passes.c (register_one_dump_file): Work on IPA_PASS.
2275 (init_optimization_passes): Remove pass_inline_parameters and
2277 (pass_init_dump_file, pass_fini_dump_file): Break out from ....
2278 (execute_one_pass) ... here; apply transforms when possible.
2279 (add_ipa_transform_pass, execute_ipa_summary_asses,
2280 execute_one_ipa_transform_pass): New.
2281 (execute_ipa_pass_list): Update for IPA_PASS type.
2283 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
2285 * config/i386/i386.c (ix86_builtin_type): Add
2286 V2DI_FTYPE_V2DI_V16QI, V2DI_FTYPE_V2DI_UINT_UINT and
2287 V2DI_FTYPE_V2DI_V2DI_UINT_UINT.
2288 (bdesc_args): Add SSE4a builtins.
2289 (ix86_init_mmx_sse_builtins): Updated.
2290 (ix86_expand_args_builtin): Likewise.
2291 (ix86_expand_builtin): Likewise.
2293 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
2295 * config/i386/i386.c (ix86_builtin_type): Add
2296 V8HI_FTYPE_V8HI_V8HI_COUNT, V8HI_FTYPE_V8HI_SI_COUNT,
2297 V4SI_FTYPE_V4SI_V4SI_COUNT, V4SI_FTYPE_V4SI_SI_COUNT,
2298 V4HI_FTYPE_V4HI_V4HI_COUNT, V4HI_FTYPE_V4HI_SI_COUNT,
2299 V2DI_FTYPE_V2DI_V2DI_COUNT, V2DI_FTYPE_V2DI_SI_COUNT,
2300 V2SI_FTYPE_V2SI_V2SI_COUNT, V2SI_FTYPE_V2SI_SI_COUNT,
2301 V1DI_FTYPE_V1DI_V1DI_COUNT, V1DI_FTYPE_V1DI_SI_COUNT,
2302 V8HI_FTYPE_V8HI_INT, V4SI_FTYPE_V4SI_INT, V4HI_FTYPE_V4HI_INT,
2303 V2DI2TI_FTYPE_V2DI2TI_INT, V2DI2TI_FTYPE_V2DI2TI_V2DI2TI_INT
2304 and DI_FTYPE_DI_DI_INT.
2305 (bdesc_args): Add MMX/SSE shift, shuffle and palignr builtins.
2306 (ix86_init_mmx_sse_builtins): Updated.
2307 (ix86_expand_args_builtin): Likewise.
2308 (ix86_expand_builtin): Likewise.
2309 (ix86_expand_binop_imm_builtin): Removed.
2311 * doc/extend.texi: Correct __builtin_ia32_palignr128.
2313 2008-04-30 Richard Guenther <rguenther@suse.de>
2315 PR tree-optimization/32921
2316 * tree-ssa-loop-im.c (mem_refs_may_alias_p): Disambiguate with TBAA.
2318 2008-04-30 Richard Sandiford <rsandifo@nildram.co.uk>
2320 * config/arm/arm.c (arm_unwind_emit): Use
2321 crtl->all_throwers_are_sibcalls instead of
2322 cfun->all_throwers_are_sibcalls.
2323 (arm_output_fn_unwind): Likewise.
2324 * config/frv/frv.c (frv_stack_info): Use crtl->uses_pic_offset_table
2325 instead of cfun->uses_pic_offset_table.
2326 (frv_expand_prologue): Likewise.
2327 (frv_frame_pointer_required): Likewise.
2328 (frv_expand_fdpic_call): Likewise.
2329 (frv_emit_movsi): Likewise.
2330 * config/iq2000/iq2000.c (iq2000_expand_prologue): Use
2331 cfun->returns_pcc_struct instead of
2332 current_function_returns_pcc_struct.
2333 * config/m32c/m32c.c (need_to_save): Use crtl->calls_eh_return
2334 instead of cfun->calls_eh_return.
2335 (m32c_pushm_popm): Likewise.
2336 * config/xtensa/xtensa.h (cfun->calls_alloca): Remove bogus
2337 "extern" declaration.
2339 2008-04-30 Richard Guenther <rguenther@suse.de>
2341 PR tree-optimization/21636
2342 * tree-ssa-ccp.c (ccp_fold): Handle &p->x with p being a
2344 (evaluate_stmt): Print the likely value.
2345 (ccp_visit_stmt): Avoid excessive vertical spacing.
2347 2008-04-30 Rafael Espindola <espindola@google.com>
2349 * builtins.c (fold_call_expr): Return realret.
2350 * tree-ssa-threadedge.c
2351 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
2352 __builtin_object_size.
2354 2008-04-30 Seongbae Park <seongbae.park@gmail.com>
2356 * gcc.c (wrapper_string): New variable.
2357 (insert_wrapper): New function.
2358 (execute): New option -wrapper.
2359 * doc/invoke.texi (Overall Options): New driver option -wrapper.
2361 2008-04-30 Nathan Froyd <froydnj@codesourcery.com>
2363 * config/rs6000/crtresgpr.asm, config/rs6000/crtresxgpr.asm,
2364 config/rs6000/crtsavgpr.asm, config/rs6000/crtresfpr.asm,
2365 config/rs6000/crtresxfpr.asm, config/rs6000/crtsavfpr.asm: Break out
2367 * config/rs6000/crtsavres.asm: ...here. Remove unneeded file.
2368 * config/rs6000/e500crtres32gpr.asm, config/rs6000/e500crtres64gpr.asm,
2369 config/rs6000/e500crtres64gprctr.asm,
2370 config/rs6000/e500crtrest32gpr.asm, config/rs6000/e500crtrest64gpr.asm,
2371 config/rs6000/e500crtresx32gpr.asm, config/rs6000/e500crtresx64gpr.asm,
2372 config/rs6000/e500crtsav32gpr.asm, config/rs6000/e500crtsav64gpr.asm,
2373 config/rs6000/e500crtsav64gprctr.asm,
2374 config/rs6000/e500crtsavg32gpr.asm, config/rs6000/e500crtsavg64gpr.asm,
2375 config/rs6000/e500crtsavg64gprctr.asm: New files.
2376 * config/rs6000/t-ppccomm: Add build rules for new files.
2377 (LIB2FUNCS_STATIC_EXTRA): Add new files.
2378 * config/rs6000/t-netbsd: Add build rules for new files.
2379 (LIB2FUNCS_STATIC_EXTRA): New variable.
2380 * config/rs6000/sysv4.h (ENDFILE_SPEC): Don't include crtsavres.o
2381 (CRTSAVRES_DEFAULT_SPEC): Likewise.
2382 * config/rs6000/netbsd.h (ENDFILE_SPEC): Likewise.
2384 2008-04-30 H.J. Lu <hongjiu.lu@intel.com>
2386 * config/i386/i386.c (ix86_builtin_type): Add
2387 FLOAT128_FTYPE_FLOAT128_FLOAT128, V16QI_FTYPE_V16QI_V16QI,
2388 V16QI_FTYPE_V8HI_V8HI, V8QI_FTYPE_V8QI_V8QI,
2389 V8QI_FTYPE_V4HI_V4HI, V8HI_FTYPE_V8HI_V8HI,
2390 V8HI_FTYPE_V16QI_V16QI, V8HI_FTYPE_V4SI_V4SI,
2391 V4SI_FTYPE_V4SI_V4SI, V4SI_FTYPE_V8HI_V8HI,
2392 V4SI_FTYPE_V4SF_V4SF, V4SI_FTYPE_V2DF_V2DF,
2393 V4HI_FTYPE_V4HI_V4HI, V4HI_FTYPE_V8QI_V8QI,
2394 V4HI_FTYPE_V2SI_V2SI, V4SF_FTYPE_V4SF_V4SF,
2395 V4SF_FTYPE_V4SF_V4SF_SWAP, V4SF_FTYPE_V4SF_V2SI,
2396 V4SF_FTYPE_V4SF_V2DF, V4SF_FTYPE_V4SF_DI,
2397 V4SF_FTYPE_V4SF_SI, V2DI_FTYPE_V2DI_V2DI,
2398 V2DI_FTYPE_V16QI_V16QI, V2DI_FTYPE_V4SI_V4SI,
2399 V2DI_FTYPE_V2DF_V2DF, V2SI_FTYPE_V2SI_V2SI,
2400 V2SI_FTYPE_V4HI_V4HI, V2SI_FTYPE_V2SF_V2SF,
2401 V2DF_FTYPE_V2DF_V2DF, V2DF_FTYPE_V2DF_V2DF_SWAP,
2402 V2DF_FTYPE_V2DF_V4SF, V2DF_FTYPE_V2DF_DI,
2403 V2DF_FTYPE_V2DF_SI, V2SF_FTYPE_V2SF_V2SF,
2404 V1DI_FTYPE_V1DI_V1DI, V1DI_FTYPE_V8QI_V8QI and
2405 V1DI_FTYPE_V2SI_V2SI.
2406 (bdesc_2arg): Moved to ...
2408 (ix86_init_mmx_sse_builtins): Updated.
2409 (ix86_expand_args_builtin): Updated. Take a pointer
2410 to const struct builtin_description. Handle comparison
2412 (ix86_expand_sse_compare): Take a new argument for swapping operands.
2413 (ix86_expand_builtin): Updated.
2415 * config/i386/sse.md (ssse3_pmaddubswv8hi3): Renamed to ...
2416 (ssse3_pmaddubsw128): This.
2417 (ssse3_pmaddubswv4hi3): Renamed to ...
2418 (ssse3_pmaddubsw): This.
2420 * doc/extend.texi (__builtin_ia32_packsswb128): Correct prototype.
2421 (__builtin_ia32_packssdw128): Likewise.
2422 (__builtin_ia32_packuswb128): Likewise.
2423 (__builtin_ia32_pmaddubsw): Likewise.
2424 (__builtin_ia32_pmaddubsw128): Likewise.
2426 2008-04-30 Richard Guenther <rguenther@suse.de>
2428 PR tree-optimization/14847
2429 * tree-ssa-ifcombine.c (get_name_for_bit_test): New helper function.
2430 (recognize_bits_test): Use it.
2431 (recognize_single_bit_test): Likewise.
2433 2008-04-30 Martin Jambor <mjambor@suse.cz>
2435 * ipa-cp.c (ipcp_init_stage): Calls ipa_set_called_with_variable_arg
2436 instead of setting number of formal parameters to zero.
2437 (ipcp_init_stage): Do not set the number of actual parameters to zero
2439 (ipcp_propagate_stage): Explicitly skipping all calls to nodes
2440 which are called with variable number of arguments.
2441 (ipcp_insert_stage): Explicitely skipping all nodes which are
2442 called with variable number of arguments.
2443 (ipcp_callsite_param_print): Skipps callsites to nodes with varaible
2444 number of parameters.
2446 * ipa-prop.h (struct ipa_node_params): Added flag
2447 called_with_var_arguments
2448 (ipa_set_param_count): Added. Changed sole setter to use it.
2449 (ipa_get_param_count): Added. All readers of param_count
2450 converted to use it instead.
2451 (ipa_set_called_with_variable_arg): Added.
2452 (ipa_is_called_with_var_arguments): Added.
2453 (ipa_get_ith_param): Added. All readers of param_decls converted
2455 (ipa_set_cs_argument_count): Added, sole writer to argument_count
2457 (ipa_get_cs_argument_count): Added, all readers of argument_count
2459 (ipa_get_ith_jump_func): Added. Accessors of jump values changed
2462 * ipa-prop.h (struct ipcp_formal): Renamed to ipcp_lattice
2463 (struct ipcp_lattice): Renamed cval_type to type
2464 (struct ipa_node_params): ipcp_cval renamed to ipcp_lattices
2466 * ipa-cp.c (ipcp_cval_get_cvalue): Changed return value to tree
2467 (ipcp_cval_set_cvalue): Changed type of parameter value to tree
2468 (ipcp_insert_stage): Changed the type of variable cvalue to tree
2469 (ipcp_replace_map_create): Changed the type of parameter cvalue to tree
2470 (build_const_val): Changed the type of parameter cvalue to tree
2471 (ipcp_propagate_const): Changed the type of parameter cvalue to tree
2472 (ipcp_method_cval_set_cvalue_type): Renamed parameter cval_type1 to type
2474 * ipa-prop.h (struct ipcp_formal): Replaced cvalue with tree called
2477 * ipa-prop.c (ipa_methodlist_init): Renamed to ipa_init_func_list
2478 (ipa_methodlist_not_empty): Removed, the sole user now checks directly
2479 (ipa_add_method): Renamed to ipa_push_func_to_list
2480 (ipa_remove_method): Renamed to ipa_pop_func_from_list
2481 (ipa_callsite_param_count): Removed.
2482 (ipa_callsite_param_count_set): Removed.
2483 (ipa_callsite_param): Removed.
2484 (ipa_callsite_callee): Removed.
2485 (ipa_callsite_compute_param): Renamed to ipa_compute_jump_functions
2486 (ipa_callsite_compute_count): Renamed to ipa_count_arguments
2487 (ipa_method_formal_count): Removed.
2488 (ipa_method_formal_count_set): Removed.
2489 (ipa_method_get_tree): Removed.
2490 (ipa_method_tree_map_create): Removed.
2491 (ipa_method_compute_tree_map): Renamed to ipa_create_param_decls_array
2492 (ipa_create_param_decls_array): Creates the array itself
2493 (ipa_create_param_decls_array): Temporary variable info instead of
2495 (ipa_method_formal_compute_count): Renamed to ipa_count_formal_params
2496 (ipa_method_compute_modify): Renamed to ipa_detect_param_modifications
2497 (get_type): Removed.
2498 (ipa_jf_get_info_type): Removed.
2499 (ipa_node_create): Renamed to ipa_create_node_params
2500 (ipa_free): Renamed to ipa_free_all_node_params
2501 (ipa_nodes_create): Renamed to ipa_create_all_node_params
2502 (ipa_edges_create): Renamed to ipa_create_all_edge_args
2503 (ipa_edges_free): Renamed to ipa_free_all_edge_args
2504 (ipa_nodes_free): Integrated into ipa_free_all_node_params and removed
2505 (ipa_free_all_node_params): Deallocation to jump_functions moved to
2506 ipa_free_all_edge_args
2507 (ipa_method_tree_print): Renamed to ipa_print_all_tree_maps
2508 (ipa_method_modify_print): Renamed to ipa_print_all_params_modified
2509 (ipa_create_methodlist_node): Removed.
2510 (ipa_methodlist_method): Removed.
2511 (ipa_methodlist_method_set): Removed.
2512 (ipa_methodlist_next_method): Removed.
2513 (ipa_methodlist_next_method_set): Removed.
2514 (ipa_method_is_modified): Removed.
2515 (ipa_method_modify_create): Removed.
2516 (ipa_method_modify_init): Temporary variable info instead of a few
2518 (ipa_detect_param_modifications): Temporary variable info instead of
2520 (ipa_compute_jump_functions): Temporary variable info instead of
2522 (ipa_method_modify_set): Removed.
2523 (ipa_method_tree_map): Renamed to ipa_get_param_decl_index
2524 (ipa_get_param_decl_index): Now accepts struct ipa_node_params rather
2525 than craph_node as the first parameter.
2526 (ipa_method_modify_stmt): Renamed to ipa_check_stmt_modifications
2527 (ipa_method_modify_init): Removed.
2528 (ipa_compute_jump_functions): Added a temp variable instead of
2529 repeatadly dereferencing the cgraph_edge.aux pointer
2530 (ipa_callsite_param_set_type): Removed.
2531 (ipa_compute_jump_functions): i renamed to index and moved to
2533 (ipa_callsite_param_set_info_type_formal): Removed.
2534 (ipa_callsite_param_set_info_type): Removed.
2535 (ipa_callsite_param_map_create): Removed.
2536 (ipa_callsite_tree): Removed.
2537 (ipa_callsite_caller): Removed.
2538 (ipa_pop_func_from_list): return_method removed to return_func
2540 * ipa-prop.h (enum cvalue_type): Renamed to ipa_lattice_type,
2541 prefixed all values with IPA_. Changed all users.
2542 (enum jump_func_type): Rnamed UNKNOWN_IPATYPE to IPA_UNKNOWN,
2543 CONST_IPATYPE to IPA_CONST, CONST_IPATYPE_REF to IPA_CONST_REF
2544 and FORMAL_IPATYPE IPA_PASS_THROUGH.
2545 (union parameter_info): Renamed to jump_func_value.
2546 (union jump_func_value): Renamed value to constant
2547 (struct ipa_jump_func): Renamed info_type to value
2548 (struct ipa_node): Renamed to ipa_node_params
2549 (struct ipa_node_params): Renamed ipa_arg_num to param_count
2550 (struct ipa_node_params): Renamed ipa_param_tree to param_decls
2551 (struct ipa_node_params): Renamed ipa_mod to modified_flags
2552 (struct ipa_edge): Renamed to ipa_edge_args
2553 (struct ipa_edge_args): Renamed ipa_param_num to argument_count
2554 (struct ipa_edge_args): Renamed ipa_param_map to jump_functions
2555 (struct ipa_methodlist): Renamed to ipa_func_list
2556 (struct ipa_func_list): method_p renamed to node, next_method
2558 (ipa_methodlist_p): Removed, switched all users to struct pointer
2559 (IS_VALID_TREE_MAP_INDEX): Renamed to IS_VALID_JUMP_FUNC_INDEX
2561 2008-04-30 Alan Modra <amodra@bigpond.net.au>
2563 * config/rs6000/rs6000.c (ALWAYS_RESTORE_ALTIVEC_BEFORE_POP): Define.
2564 (rs6000_emit_epilogue): Use backchain to restore only when we
2565 have a large frame. Make use of frame pointer to restore if we
2566 have one. Handle ALWAYS_RESTORE_ALTIVEC_BEFORE_POP.
2568 2008-04-29 Paolo Bonzini <bonzini@gnu.org>
2570 * config/avr/avr.md (*sbrx_branch, *sbix_branch, *sbix_branch_tmp):
2571 Add mode to zero_extract.
2572 (sign bit tests peepholes): (Ditto.).
2574 2008-04-29 H.J. Lu <hongjiu.lu@intel.com>
2576 * config/i386/i386.c (ix86_builtins): Replace Prescott New
2577 Instructions in comments with SSE3.
2578 (ix86_builtin_type): This. Add FLOAT128_FTYPE_FLOAT128,
2579 INT64_FTYPE_V4SF, INT64_FTYPE_V2DF, INT_FTYPE_V16QI,
2580 INT_FTYPE_V8QI, INT_FTYPE_V4SF, INT_FTYPE_V2DF,
2581 V16QI_FTYPE_V16QI, V8HI_FTYPE_V8HI, V8HI_FTYPE_V16QI,
2582 V8QI_FTYPE_V8QI, V4SI_FTYPE_V4SI, V4SI_FTYPE_V16QI,
2583 V4SI_FTYPE_V4SF, V4SI_FTYPE_V8HI, V4SI_FTYPE_V2DF,
2584 V4HI_FTYPE_V4HI, V4SF_FTYPE_V4SF, V4SF_FTYPE_V4SI,
2585 V4SF_FTYPE_V2DF, V2DI_FTYPE_V2DI, V2DI_FTYPE_V16QI,
2586 V2DI_FTYPE_V8HI, V2DI_FTYPE_V4SI, V2DF_FTYPE_V2DF,
2587 V2DF_FTYPE_V4SI, V2DF_FTYPE_V4SF, V2DF_FTYPE_V2SI,
2588 V2SI_FTYPE_V2SI, V2SI_FTYPE_V4SF, V2SI_FTYPE_V2SF,
2589 V2SI_FTYPE_V2DF, V2SF_FTYPE_V2SF and V2SF_FTYPE_V2SI.
2590 (bdesc_sse_args): Renamed to ...
2591 (bdesc_args): This. Add IX86_BUILTIN_PF2ID, IX86_BUILTIN_PFRCP,
2592 IX86_BUILTIN_PFRSQRT, IX86_BUILTIN_PI2FD, IX86_BUILTIN_PF2IW,
2593 IX86_BUILTIN_PSWAPDSI, IX86_BUILTIN_PSWAPDSF and
2595 (bdesc_1arg): Moved to ...
2597 (ix86_init_mmx_sse_builtins): Updated. Replace Prescott New
2598 Instructions in comments with SSE3.
2599 (ix86_expand_sse_operands_builtin): Renamed to ...
2600 (ix86_expand_args_builtin): This. Updated.
2601 (ix86_expand_unop1_builtin): Update comments.
2602 (ix86_expand_builtin): Updated.
2604 2008-04-29 Richard Guenther <rguenther@suse.de>
2606 PR tree-optimization/36078
2607 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely):
2608 Update virtual SSA form after cleaning up the CFG.
2610 2008-04-29 Richard Guenther <rguenther@suse.de>
2613 * fold-const.c (fold_binary): Fold (A + A) * C to A * 2*C.
2615 2008-04-29 Richard Guenther <rguenther@suse.de>
2617 * tree-ssa-alias.c (finalize_ref_all_pointers): Remove.
2618 (compute_may_aliases): Do not call finalize_ref_all_pointers.
2619 (compute_flow_insensitive_aliasing): Do not treat
2620 PTR_IS_REF_ALL pointers special.
2621 (get_smt_for): Likewise.
2622 (may_alias_p): Re-structure.
2623 (is_escape_site): A ref-all pointer conversion is not an escape site.
2624 * tree-ssa-structalias.c (find_what_p_points_to): Do not treat
2625 PTR_IS_REF_ALL pointers special.
2626 * tree-ssa-structalias.h (struct alias_info): Remove
2627 ref_all_symbol_mem_tag field.
2628 (PTR_IS_REF_ALL): Remove.
2630 2008-04-29 Richard Guenther <rguenther@suse.de>
2633 * fold-const.c (extract_muldiv_1): In combining division constants
2634 make sure to never overflow.
2636 2008-04-29 Nick Clifton <nickc@redhat.com>
2638 * doc/tm.texi (RETURN_ADDR_RTX): Fix typo.
2640 2008-04-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2643 * optc-gen.awk: Work around HP-UX/IA awk bug.
2645 2008-04-28 Danny Smith <dannysmith@users.sourceforge.net>
2647 * config/i386/cygming-crtend.c (register_frame_ctor): Revert my
2650 2008-04-28 Uros Bizjak <ubizjak@gmail.com>
2653 * config/i386/i386.md
2654 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit):
2655 Change operand 1 predicate to nonimmediate_operand.
2657 2008-04-28 Jakub Jelinek <jakub@redhat.com>
2660 * dwarf2out.c (struct die_struct): Mark as chain_circular through
2662 * gengtype.c (walk_type, write_func_for_structure): Handle
2664 * doc/gty.texi: Document chain_circular.
2666 2008-04-28 Richard Guenther <rguenther@suse.de>
2668 PR tree-optimization/36066
2669 * tree-vrp.c (execute_vrp): Cleanup the CFG only after finalizing
2672 2008-04-28 Uros Bizjak <ubizjak@gmail.com>
2675 * config/i386/i386.md
2676 (floatdi<X87MODEF:mode>2_i387_with_xmm splitters):
2677 Use match_scratch instead of match_operand for operands 3 and 4.
2679 2008-04-27 Richard Guenther <rguenther@suse.de>
2681 PR tree-optimization/18754
2682 PR tree-optimization/34223
2683 * tree-pass.h (pass_complete_unrolli): Declare.
2684 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Print
2685 loop size before and after unconditionally of UL_NO_GROWTH in effect.
2686 Rewrite loop into loop closed SSA form if it is not already.
2687 (tree_unroll_loops_completely): Re-structure to iterate over
2688 innermost loops with intermediate CFG cleanups.
2689 Unroll outermost loops only if requested or the code does not grow
2691 * tree-ssa-loop.c (gate_tree_vectorize): Don't shortcut if no
2692 loops are available.
2693 (tree_vectorize): Instead do so here.
2694 (tree_complete_unroll): Also unroll outermost loops.
2695 (tree_complete_unroll_inner): New function.
2696 (gate_tree_complete_unroll_inner): Likewise.
2697 (pass_complete_unrolli): New pass.
2698 * tree-ssa-loop-manip.c (find_uses_to_rename_use): Only record
2699 uses outside of the loop.
2700 (tree_duplicate_loop_to_header_edge): Only verify loop-closed SSA
2701 form if it is available.
2702 * tree-flow.h (tree_unroll_loops_completely): Add extra parameter.
2703 * passes.c (init_optimization_passes): Schedule complete inner
2704 loop unrolling pass before the first CCP pass after final inlining.
2706 2008-04-27 Nathan Sidwell <nathan@codesourcery.com>
2708 * targhooks.h (default_emutls_var_fields,
2709 default_emutls_var_init): Declare.
2710 * tree.h (DECL_THREAD_LOCAL): Compare against TLS_MODEL_REAL.
2711 * target.h (struct gcc_target): Add struct emutls member.
2712 * target-def.h (TARGET_EMUTLS_GET_ADDRESS,
2713 TARGET_EMUTLS_REGISTER_COMMON, TARGET_EMUTLS_VAR_SECTION,
2714 TARGET_EMUTLS_TMPL_SECTION, TARGET_EMUTLS_VAR_PREFIX,
2715 TARGET_EMUTLS_TMPL_PREFIX, TARGET_EMUTLS_VAR_FIELDS,
2716 TARGET_EMUTLS_VAR_INIT, TARGET_EMUTLS_DEBUG_FORM_TLS_ADDRESS,
2717 TARGET_EMUTLS_VAR_ALIGN_FIXED, TARGET_EMUTLS): New.
2718 (TARGET_INITIALIZER): Add TARGET_EMUTLS.
2719 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS,
2720 BUILT_IN_EMUTLS_REGISTER_COMMON): Get name from targetm structure.
2721 * dwarf2out.c (loc_descriptor_from_tree_1): Check if emutls can
2722 emit debug information.
2723 * coretypes.h (tls_model): Add TLS_MODEL_EMULATED, TLS_MODEL_REAL.
2724 * varasm.c: Include targhooks.h.
2725 (emutls_object_section, emutls_tmpl_section): New.
2726 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): Remove.
2727 (EMUTLS_SEPARATOR): New.
2729 (get_emutls_object_name): New.
2730 (default_emutls_var_fields): New, broken out of ...
2731 (get_emutls_object_type): ... here. Adjust to use target hooks.
2732 (get_emutls_init_templ_addr): Adjust to use target hooks.
2733 (emutls_decl): Adjust to use target hooks.
2734 (emutls_finish): Likewise.
2735 (default_emutls_var_init): New, broken out of ...
2736 (assemble_variable): ... here. Adjust to use target hooks.
2737 * output.h (enum section_category): Add SECCAT_EMUTLS_VAR,
2739 * c-common.c (handle_section_attribute): Prevent overriding
2740 sections for emulated tls with special sections.
2741 * config/i386/i386.c (x86_64_elf_select_section): Add
2742 SECCAT_EMUTLS_VAR and SECCAT_EMUTLS_TMPL.
2743 (x86_64_elf_unique_section): Likewise.
2744 * config/vxworks.c: Include tree.h.
2745 (vxworks_emutls_var_fields, vxworks_emutls_var_init): New.
2746 (vxworks_override_options): Set TLS scheme.
2747 * doc/tm.texi (Emulated TLS): New node.
2749 2008-04-26 Simon Baldwin <simonb@google.com>
2752 * builtins.c (c_strlen): Suppressed multiple warnings that can occur
2753 with propagated string constants.
2755 2008-04-26 Uros Bizjak <ubizjak@gmail.com>
2757 * config/i386/i386.md (fix_trunc<mode>_i387_fisttp_with_temp): Use 'X'
2758 constraint for operand 2 when operand 0 is memory operand.
2759 (fix_truncdi_i387_with_temp): : Use 'X' constraint for operand 4 when
2760 operand 0 is memory operand.
2761 (fix_trunc<mode>_i387_with_temp): Ditto.
2762 (*floatsi<mode>2_vector_mixed_with_temp): Use 'X' constraint for
2763 operand 2 when operand 1 is memory operand.
2764 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_with_temp): Ditto.
2765 (*floatsi<mode>2_vector_sse_with_temp): Ditto.
2766 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_with_temp): Ditto.
2767 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
2768 (floatdi<X87MODEF:mode>2_i387_with_xmm): Use 'X' constraint for
2769 operands 2,3 and 4 when operand 1 is memory operand.
2770 (fistdi2_with_temp): Use 'X' constraint for operand 2 when operand 0
2772 (fistdi2_floor_with_temp): Ditto.
2773 (fist<mode>2_floor_with_temp): Ditto.
2774 (fistdi2_ceil_with_temp): Ditto.
2775 (fist<mode>2_ceil_with_temp): Ditto.
2776 (*truncdfsf_fast_mixed): Merge alternatives 0 and 1.
2778 2008-04-26 David Daney <ddaney@avtrex.com>
2780 * config/mips/mips.md (UNSPEC_COMPARE_AND_SWAP_12): New
2782 (UNSPEC_SYNC_OLD_OP, UNSPEC_SYNC_NEW_OP, UNSPEC_SYNC_EXCHANGE,
2783 UNSPEC_MEMORY_BARRIER, UNSPEC_SET_GOT_VERSION,
2784 UNSPEC_UPDATE_GOT_VERSION): Renumber.
2785 (sync_compare_and_swap<mode>): New expand for QI and HI modes.
2786 (compare_and_swap_12): New insn.
2787 * config/mips/mips-protos.h (mips_expand_compare_and_swap_12): Declare.
2788 * config/mips/mips.c (mips_force_binary): New function.
2789 (mips_emit_int_order_test, mips_expand_synci_loop): Use it.
2790 (mips_expand_compare_and_swap_12): New function.
2791 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP_12): New macro.
2793 2008-04-25 Jan Hubicka <jh@suse.cz>
2796 * cfgexpand.c (pass_expand): Turn into RTL pass.
2797 * passes.c (execute_one_pass): Do pass typechecking after execution.
2798 * tree-pass.h (pass_expand): Turn into RTL pass.
2800 * function.h (struct rtl_data): Move here fields
2801 accesses_prior_frames, calls_eh_return, saves_all_registers,
2802 has_nonlocal_goto, has_asm_statement, is_thunk,
2803 all_throwers_are_sibcalls, limit_stack, profile, uses_const_pool,
2804 uses_pic_offset_table, uses_eh_lsda, tail_call_emit,
2805 arg_pointer_save_area_init from struct function; turn into bool.
2806 (struct function): Move
2807 calls_eh_return, saves_all_registers, has_nonlocal_goto,
2808 has_asm_statement, is_thunk, all_throwers_are_sibcalls, limit_stack,
2809 profile, uses_const_pool, uses_pic_offset_table, uses_eh_lsda,
2810 tail_call_emit, arg_pointer_save_area_init
2811 into struct rtl_data. Remove recursive_call_emit and gimplified flags.
2812 (current_function_returns_struct, current_function_returns_pcc_struct,
2813 current_function_calls_setjmp, current_function_calls_alloca,
2814 current_function_accesses_prior_frames,
2815 current_function_calls_eh_return, current_function_is_thunk,
2816 current_function_stdarg, current_function_profile,
2817 current_function_limit_stack, current_function_uses_pic_offset_table,
2818 current_function_uses_const_pool, current_function_has_nonlocal_label,
2819 current_function_saves_all_registers,
2820 current_function_has_nonlocal_goto,
2821 current_function_has_asm_statement): Remove accesor macros.
2822 * ra-conflict.c (global_conflicts): Update.
2823 * tree-tailcall.c (suitable_for_tail_opt_p): Update.
2824 (suitable_for_tail_call_opt_p): Update.
2825 * builtins.c (expand_builtin_return_addr): Update.
2826 (expand_builtin_setjmp_setup): Update.
2827 (expand_builtin_nonlocal_goto): Update.
2828 * final.c (final_start_function): Update.
2829 (profile_function): Update.
2830 (leaf_function_p): Update.
2831 (only_leaf_regs_used): Update.
2832 * df-scan.c (df_get_exit_block_use_set): Update.
2833 * dojump.c (clear_pending_stack_adjust): Update.
2834 * tree-stdarg.c (gate_optimize_stdarg): Update.
2835 * gimple-low.c (lower_function_body): Update.
2836 * global.c (compute_regsets): Update.
2837 (global_alloc): Update.
2838 * dwarf2out.c (dwarf2out_begin_prologue): Update.
2839 * expr.c (expand_assignment): Update.
2840 * dse.c (dse_step0): Update.
2841 (dse_step1): Update.
2842 * c-decl.c (store_parm_decls): Update.
2843 * local-alloc.c (combine_regs): Update.
2844 (find_free_reg): Update.
2845 * function.c (assign_parms_augmented_arg_list): Update.
2846 (assign_parm_find_data_types): Update.
2847 (assign_parms): Update.
2848 (allocate_struct_function): Update.
2849 (expand_function_start): Update.
2850 (expand_function_end): Update.
2851 (get_arg_pointer_save_area): Update.
2852 (thread_prologue_and_epilogue_insns): Update.
2853 (rest_of_match_asm_constraints): Update.
2854 * stor-layout.c (variable_size): Update.
2855 * gcse.c (gcse_main): Update.
2856 (bypass_jumps): Update.
2857 * gimplify.c (gimplify_function_tree): Update.
2858 * calls.c (emit_call_1): Update.
2859 (expand_call): Update.
2860 * bt-load.c (compute_defs_uses_and_gen): Update.
2861 * except.c (sjlj_assign_call_site_values): Update.
2862 (sjlj_emit_function_enter): Update.
2863 (can_throw_external): Update.
2864 (set_nothrow_function_flags): Update.
2865 (expand_builtin_unwind_init): Update.
2866 (expand_eh_return): Update.
2867 (convert_to_eh_region_ranges): Update.
2868 (output_function_exception_table): Update.
2869 * emit-rtl.c (gen_tmp_stack_mem): Update.
2870 * cfgexpand.c (expand_used_vars): Update.
2871 (tree_expand_cfg): Update.
2872 * cfgcleanup.c (rest_of_handle_jump): Update.
2873 * explow.c (allocate_dynamic_stack_space): Update.
2874 * varasm.c (assemble_start_function): Update.
2875 (force_const_mem): Update.
2876 (mark_constant_pool): Update.
2877 * tree-optimize.c (tree_rest_of_compilation): Update.
2878 * stack-ptr-mod.c (notice_stack_pointer_modification): Update.
2879 * tree-cfg.c (notice_special_calls): Update.
2880 (is_ctrl_altering_stmt): Update.
2881 (tree_can_make_abnormal_goto): Update.
2882 (tree_purge_dead_abnormal_call_edges): Update.
2883 * config/alpha/predicates.md: Update.
2884 * config/alpha/alpha.c (alpha_sa_mask): Update.
2885 (alpha_sa_size): Update.
2886 (alpha_does_function_need_gp): Update.
2887 (alpha_expand_prologue): Update.
2888 (alpha_start_function): Update.
2889 (alpha_output_function_end_prologue): Update.
2890 (alpha_expand_epilogue): Update.
2891 * config/frv/frv.c (frv_stack_info): Update.
2892 (frv_expand_epilogue): Update.
2893 * config/s390/s390.c (s390_regs_ever_clobbered): Update.
2894 (s390_register_info): Update.
2895 (s390_frame_info): Update.
2896 (s390_init_frame_layout): Update.
2897 (s390_can_eliminate): Update.
2898 (save_gprs): Update.
2899 * config/spu/spu.c (spu_split_immediate): Update.
2900 (need_to_save_reg): Update.
2901 (spu_expand_prologue): Update.
2902 (spu_expand_epilogue): Update.
2903 * config/sparc/sparc.md: Update.
2904 * config/sparc/sparc.c (eligible_for_return_delay): Update.
2905 (sparc_tls_got): Update.
2906 (legitimize_pic_address): Update.
2907 (sparc_emit_call_insn): Update.
2908 (sparc_expand_prologue): Update.
2909 (output_return): Update.
2910 (print_operand): Update.
2911 (sparc_function_ok_for_sibcall): Update.
2912 * config/sparc/sparc.h (EXIT_IGNORE_STACK): Update.
2913 * config/m32r/m32r.md: Update.
2914 * config/m32r/m32r.c (MUST_SAVE_RETURN_ADDR): Update.
2915 (m32r_compute_frame_size): Update.
2916 (m32r_expand_prologue): Update.
2917 (m32r_expand_epilogue): Update.
2918 (m32r_legitimize_pic_address): Update.
2919 * config/m32r/m32r.h (FRAME_POINTER_REQUIRED): Update.
2920 * config/i386/linux.h (SUBTARGET_FRAME_POINTER_REQUIRED): Update.
2921 * config/i386/i386.c (ix86_frame_pointer_required): Update.
2923 (ix86_save_reg): Update.
2924 (ix86_compute_frame_layout): Update.
2925 (ix86_expand_prologue): Update.
2926 (ix86_expand_epilogue): Update.
2927 * config/sh/sh.c (output_stack_adjust): Update.
2928 (calc_live_regs): Update.
2929 (sh5_schedule_saves): Update.
2930 (sh_expand_prologue): Update.
2931 (sh_expand_epilogue): Update.
2932 (sh_setup_incoming_varargs): Update.
2933 (sh_allocate_initial_value): Update.
2934 (sh_get_pr_initial_val): Update.
2935 * config/sh/sh.h (SHMEDIA_REGS_STACK_ADJUST): Update.
2936 * config/sh/sh.md (label:): Update.
2937 * config/avr/avr.c (out_movhi_mr_r): Update.
2938 * config/crx/crx.h (enum): Update.
2939 * config/xtensa/xtensa.h (along): Update.
2940 * config/stormy16/stormy16.c Update.
2941 (xstormy16_compute_stack_layout): Update.
2942 * config/fr30/fr30.c (MUST_SAVE_RETURN_POINTER): Update.
2943 (fr30_expand_prologue): Update.
2944 * config/cris/cris.c (cris_conditional_register_usage): Update.
2945 (cris_reg_saved_in_regsave_area): Update.
2946 (cris_initial_frame_pointer_offset): Update.
2947 (cris_simple_epilogue): Update.
2948 (cris_expand_prologue): Update.
2949 (cris_expand_epilogue): Update.
2950 (cris_expand_pic_call_address): Update.
2951 (cris_asm_output_symbol_ref): Update.
2952 (cris_asm_output_label_ref): Update.
2953 * config/cris/cris.md Update.
2954 * config/iq2000/iq2000.c (compute_frame_size): Update.
2955 (iq2000_expand_epilogue): Update.
2956 * config/mt/mt.h (save_direction): Update.
2957 * config/mn10300/mn10300.c (mn10300_function_value): Update.
2958 * config/ia64/ia64.c (ia64_compute_frame_size): Update.
2959 (ia64_secondary_reload_class): Update.
2960 * config/m68k/m68k.c (m68k_save_reg): Update.
2961 (m68k_expand_prologue): Update.
2962 (m68k_expand_epilogue): Update.
2963 (legitimize_pic_address): Update.
2964 * config/rs6000/rs6000.c (rs6000_got_register): Update.
2965 (first_reg_to_save): Update.
2966 (first_altivec_reg_to_save): Update.
2967 (compute_vrsave_mask): Update.
2968 (compute_save_world_info): Update.
2969 (rs6000_stack_info): Update.
2970 (spe_func_has_64bit_regs_p): Update.
2971 (rs6000_ra_ever_killed): Update.
2972 (rs6000_emit_eh_reg_restore): Update.
2973 (rs6000_emit_allocate_stack): Update.
2974 (rs6000_emit_prologue): Update.
2975 (rs6000_emit_epilogue): Update.
2976 (rs6000_output_function_epilogue): Update.
2977 (output_profile_hook): Update.
2978 (rs6000_elf_declare_function_name): Update.
2979 * config/rs6000/rs6000.h (rs6000_args): Update.
2980 * config/rs6000/rs6000.md: Update.
2981 * config/mcore/mcore.c (mcore_expand_prolog): Update.
2982 * config/arc/arc.c (arc_output_function_epilogue): Update.
2983 * config/arc/arc.h (FRAME_POINTER_REQUIRED): Update.
2984 * config/darwin.c (machopic_function_base_name): Update.
2985 * config/score/score3.c (score3_compute_frame_size): Update.
2988 (score3_epilogue): Update.
2989 * config/score/score7.c (score7_compute_frame_size): Update.
2990 (score7_prologue): Update.
2991 (score7_epilogue): Update.
2992 * config/score/score.h (FRAME_POINTER_REQUIRED): Update.
2993 * config/arm/linux-elf.h (SUBTARGET_FRAME_POINTER_REQUIRED): Update.
2994 * config/arm/arm.c (use_return_insn): Update.
2995 (require_pic_register): Update.
2996 (arm_load_pic_register): Update.
2997 (arm_compute_save_reg0_reg12_mask): Update.
2998 (arm_compute_save_reg_mask): Update.
2999 (thumb1_compute_save_reg_mask): Update.
3000 (output_return_instruction): Update.
3001 (arm_output_function_prologue): Update.
3002 (arm_output_epilogue): Update.
3003 (arm_get_frame_offsets): Update.
3004 (arm_expand_prologue): Update.
3005 (thumb_pushpop): Update.
3006 (thumb_exit): Update.
3007 (thumb1_expand_prologue): Update.
3008 (thumb1_expand_epilogue): Update.
3009 (arm_unwind_emit): Update.
3010 (arm_output_fn_unwind): Update.
3011 * config/arm/arm.h (FRAME_POINTER_REQUIRED): Update.
3012 * config/arm/arm.md: Update.
3013 * config/pa/pa.md: Update.
3014 * config/pa/pa.c (legitimize_pic_address): Update.
3015 (compute_frame_size): Update.
3016 (hppa_expand_prologue): Update.
3017 (hppa_expand_epilogue): Update.
3018 (borx_reg_operand): Update.
3019 * config/pa/pa.h (FRAME_POINTER_REQUIRED): Update.
3020 (HARD_REGNO_RENAME_OK): Update.
3021 * config/mips/mips.c (mips_global_pointer): Update.
3022 (mips_save_reg_p): Update.
3023 (mips_compute_frame_info): Update.
3024 (mips_frame_pointer_required): Update.
3025 (mips_expand_prologue): Update.
3026 (mips_expand_epilogue): Update.
3027 (mips_can_use_return_insn): Update.
3028 (mips_reorg_process_insns): Update.
3029 * config/v850/v850.c (compute_register_save_size): Update.
3030 * config/mmix/mmix.h (FRAME_POINTER_REQUIRED): Update.
3031 * config/mmix/mmix.c (along): Update.
3032 (mmix_expand_epilogue): Update.
3033 * config/bfin/bfin.c (legitimize_pic_address): Update.
3034 (must_save_p): Update.
3035 (stack_frame_needed_p): Update.
3036 (add_to_reg): Update.
3037 (bfin_expand_prologue): Update.
3038 * stmt.c (expand_asm_operands): Update.
3039 * reload1.c (reload): Update.
3040 (init_elim_table): Update.
3042 2008-04-25 Bob Wilson <bob.wilson@acm.org>
3044 * optabs.c (expand_float): Fix REG_EQUAL for UNSIGNED_FLOAT libcall.
3046 2008-04-25 H.J. Lu <hongjiu.lu@intel.com>
3048 * config/i386/sse.md (mov<mode>): Replace SSEMODEI with SSEMODE.
3049 (*mov<mode>_internal): Likewise. Support V4SF and V2DF.
3050 (mov<mode>): Removed.
3051 (*movv4sf_internal): Likewise.
3052 (*movv2df_internal): Likewise.
3054 2008-04-25 Pompapathi V Gadad <Pompapathi.V.Gadad@nsc.com>
3056 * config.gcc (crx-*-elf): Remove deprecation.
3058 2008-04-25 Danny Smith <dannysmith@users.sourceforge.net>
3060 * config/i386/cygming-crtend.c (register_frame_ctor): Register
3061 __gcc_deregister_frame with atexit.
3062 (deregister_frame_dtor): Remove.
3064 2008-04-24 Nathan Froyd <froydnj@codesourcery.com>
3065 Nathan Sidwell <nathan@codesourcery.com>
3067 * config/rs6000/rs6000.opt (mspe): Remove Var property.
3069 * config/rs6000/rs6000.h (rs6000_spe): Declare.
3070 (rs6000_isel): Likewise.
3071 * config/rs6000/rs6000.c (rs6000_spe): New variable.
3072 (rs6000_isel): New variable.
3073 (rs6000_handle_option): Handle OPT_mspe and OPT_misel.
3075 2008-04-24 Jakub Jelinek <jakub@redhat.com>
3078 * c-common.c (handle_vector_size_attribute): Call
3079 lang_hooks.types.reconstruct_complex_type instead of
3080 reconstruct_complex_type.
3081 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Likewise.
3082 * config/spu/spu.c (spu_handle_vector_attribute): Likewise.
3083 * langhooks.h (struct lang_hooks_for_types): Add
3084 reconstruct_complex_type hook.
3085 * langhooks-def.h (LANG_HOOKS_RECONSTRUCT_COMPLEX_TYPE): Define.
3086 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add it.
3088 2008-04-24 Richard Guenther <rguenther@suse.de>
3090 * c-common.h (check_builtin_function_arguments): Declare.
3091 * c-common.c (validate_nargs): New function.
3092 (check_builtin_function_arguments): Likewise.
3093 * c-typeck.c (build_function_call): Call
3094 check_builtin_function_arguments.
3095 * builtins.c (fold_builtin_classify): Remove error reporting code.
3096 (fold_builtin_unordered_cmp): Likewise.
3097 (fold_builtin_1): Likewise.
3098 (fold_builtin_n): Likewise.
3100 2008-04-24 Jakub Jelinek <jakub@redhat.com>
3102 PR tree-optimization/36008
3103 * fold-const.c (try_move_mult_to_index): If s == NULL, divide
3104 the original op1, rather than delta by step.
3106 2008-04-22 Antoniu Pop <antoniu.pop@gmail.com>
3107 Sebastian Pop <sebastian.pop@amd.com>
3109 * tree-parloops.c (take_address_of, eliminate_local_variables_1,
3110 eliminate_local_variables_stmt, eliminate_local_variables,
3111 separate_decls_in_loop_name, separate_decls_in_loop_stmt,
3112 separate_decls_in_loop, gen_parallel_loop): Make them work on a region
3113 of code delimited by two edges in the CFG.
3114 (separate_decls_in_loop_name): Renamed separate_decls_in_region_name.
3115 (separate_decls_in_loop_stmt): Renamed separate_decls_in_region_stmt.
3116 (separate_decls_in_loop): Renamed separate_decls_in_region. Isolate
3117 the case of parallelisation of reductions.
3118 (expr_invariant_in_region_p): New.
3120 * tree-flow.h (gather_blocks_in_sese_region): Declared.
3121 * tree-cfg.c (gather_blocks_in_sese_region): Extern.
3123 2008-04-24 Ira Rosen <irar@il.ibm.com>
3124 Richard Guenther <rguenther@suse.de>
3126 PR tree-optimization/36034
3127 * tree-vect-analyze.c (vect_analyze_group_access): SLP is
3128 incapable of dealing with loads with gaps.
3130 2008-04-24 Rafael Espindola <espindola@google.com>
3132 * tree-flow.h (vrp_evaluate_conditional): Change signature.
3133 * tree-ssa-propagate.c (fold_predicate_in): Update call to
3134 vrp_evaluate_conditional.
3135 * tree-vrp.c (vrp_evaluate_conditional_warnv): Remove.
3136 (vrp_evaluate_conditional): Split the cond argument.
3137 (vrp_visit_cond_stmt): Use vrp_evaluate_conditional_warnv_with_ops.
3138 (simplify_stmt_for_jump_threading): Update call to
3139 vrp_evaluate_conditional.
3141 2008-04-24 Ira Rosen <irar@il.ibm.com>
3143 PR tree-optimization/35982
3144 * tree-vect-analyze.c (vect_check_interleaving): Check that the
3145 interleaved data-refs are of the same type.
3147 2008-04-24 Danny Smith <dannysmith@users.net>
3149 * c-format.c (check_format_info_main): Use strncmp rather than a
3150 magic prefix to handle multichar length specs.
3151 * config/i386/msformat-c.c (format_length_info ms_printf_length_specs):
3152 Don't prefix "I64" and "I32" with '\0'.
3154 2008-04-24 Jakub Jelinek <jakub@redhat.com>
3157 * config/i386/i386.c (init_cumulative_args): Don't pass anything
3158 in registers for -m32 only if stdarg_p (fntype).
3160 2008-04-24 Uros Bizjak <ubizjak@gmail.com>
3162 PR rtl-optimization/36006
3163 * expmed.c (store_fixed_bit_field): Copy op0 rtx before moving
3164 temp to op0 in order to avoid invalid rtx sharing.
3166 2008-04-23 Paolo Bonzini <bonzini@gnu.org>
3168 * tree-cfg.c (verify_expr): Check with is_gimple_address. Don't
3169 check TREE_INVARIANT.
3170 * tree-gimple.c (is_gimple_address): New.
3171 (is_gimple_invariant_address): Simplify using decl_address_invariant_p.
3172 * tree-gimple.h (is_gimple_address): New.
3173 * tree.h (decl_address_invariant_p): New.
3174 * tree.c (make_node_stat): Don't set TREE_INVARIANT.
3175 (build_string): Likewise.
3176 (decl_address_invariant_p): New, from is_gimple_invariant_address.
3177 (tree_invariant_p_1): Likewise.
3178 (save_expr): Use it.
3179 (tree_invariant_p): New.
3180 (skip_simple_arithmetic): Use it.
3181 (stabilize_reference_1): Use it.
3182 (recompute_tree_invariant_for_addr_expr): Don't update TREE_INVARIANT,
3184 (build1_stat): Drop code to compute TREE_INVARIANT.
3185 (build2_stat): Drop code to compute TREE_INVARIANT.
3186 (build3_stat): Drop code to compute TREE_INVARIANT.
3187 (build4_stat): Drop code to compute TREE_INVARIANT.
3188 (build5_stat): Drop code to compute TREE_INVARIANT.
3189 (build7_stat): Drop code to compute TREE_INVARIANT.
3190 (merge_dllimport_decl_attributes): Don't mention TREE_INVARIANT.
3191 * tree.h (struct tree_base): Remove invariant_flag.
3192 (TREE_INVARIANT): Remove.
3193 * builtins.c (build_string_literal): Don't set TREE_INVARIANT.
3194 (fold_builtin_expect): Check TREE_CONSTANT.
3195 * tree-ssa-ccp.c (fold_stmt_r): Adjust comment.
3196 * c-tree.h (c_expr_to_decl): Drop third parameter.
3197 * c-typeck.c (build_external_ref): Don't set TREE_INVARIANT.
3198 (build_c_cast): Don't set TREE_INVARIANT.
3199 (pop_init_level): Don't set TREE_INVARIANT.
3200 (c_objc_common_truthvalue_conversion): Don't set TREE_INVARIANT.
3201 * gimplify.c (gimplify_init_ctor_preeval): Add assertion, test
3203 (gimplify_init_constructor): Don't set TREE_INVARIANT.
3204 (gimplify_addr_expr): Adjust comment.
3205 * tree-mudflap.c (mf_build_string):
3206 * print-tree.c (print_node): Don't print TREE_INVARIANT.
3207 * tree-nested.c (convert_nonlocal_reference): Adjust comment.
3208 * c-common.c (fix_string_type): Don't set TREE_INVARIANT.
3209 * langhooks-def.h (lhd_expr_to_decl): Drop third parameter.
3210 * langhooks.c (lhd_expr_to_decl): Drop third parameter.
3211 * langhooks.h (struct lang_hooks): Drop third parameter from
3214 2008-04-23 Richard Guenther <rguenther@suse.de>
3216 PR tree-optimization/27799
3217 PR tree-optimization/32921
3218 PR tree-optimization/32624
3219 * tree-ssa-structalias.c (merge_smts_into): Only merge the
3220 SMTs aliases and the tag itself into the solution.
3221 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): Do not
3222 merge the points-to solution back into the SMT aliases.
3223 (may_alias_p): Use alias_set_subset_of instead of
3224 aliases_conflict_p. A pointer which points to
3225 memory with alias set zero may access any variable.
3227 2008-04-23 Richard Guenther <rguenther@suse.de>
3229 * alias.c (alias_set_subset_of): Correctly handle asking
3230 if zero is a subset of an alias set with zero child.
3231 * tree-ssa-alias.c (have_common_aliases_p): Simplify logic.
3232 (compute_flow_insensitive_aliasing): Correctly walk all
3233 pointers. Do not unnecessarily union sets.
3235 2008-04-23 Richard Guenther <rguenther@suse.de>
3238 * c-common.c (handle_alloc_size_attribute): Use type_num_arguments.
3240 2008-04-22 Tomas Bily <tbily@suse.cz>
3242 * tree-cfg.c (verify_expr): Check for NON_LVALUE_EXPR as
3244 * tree-vrp.c (extract_range_from_unary_expr): Removed unused
3246 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Likewise.
3247 * tree-ssa-structalias.c (get_constraint_for): Likewise.
3248 * tree-inline.c (estimate_num_insns_1): Likewise.
3249 * varasm.c (const_hash_1, compare_constant, copy_constant)
3250 (compute_reloc_for_constant, output_addressed_constants): Likewise.
3251 * emit-rtl.c (component_ref_for_mem_expr)
3252 (set_mem_attributes_minus_bitpos): Likewise.
3253 * expr.c (highest_pow2_factor, expand_expr_real_1, )
3254 (is_aligning_offset): Likewise.
3255 * dwarf2out.c (loc_descriptor_from_tree_1, add_bound_info): Likewise.
3256 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Likewise.
3257 * dojump.c (do_jump): Likewise.
3258 * builtins.c (get_pointer_alignment, get_memory_rtx)
3259 (integer_valued_real_p, fold_builtin_next_arg): Likewise.
3260 * tree-scalar-evolution.c (instantiate_parameters_1): Likewise.
3262 2008-04-23 Jakub Jelinek <jakub@redhat.com>
3264 PR rtl-optimization/36017
3265 * builtins.c (expand_errno_check): Clear CALL_EXPR_TAILCALL before
3266 expanding the library call.
3268 2008-04-22 Ian Lance Taylor <iant@google.com>
3270 * fold-const.c (pointer_may_wrap_p): Call int_size_in_bytes rather
3273 2008-04-22 Pat Haugen <pthaugen@us.ibm.com>
3275 * config/rs6000/rs6000.c (rs6000_register_move_cost): Increase cost
3276 of LR/CTR moves for Power6.
3278 2008-04-22 Kenneth Zadeck <zadeck@naturalbridge.com>
3281 * passes.c (init_optimization_passes): Remove
3282 pass_fast_rtl_byte_dce.
3284 2008-04-22 Uros Bizjak <ubizjak@gmail.com>
3287 * config/i386/xmmintrin.h (_mm_cvtpi16_ps): Rearrange calls to
3288 builtin functions to generate faster code.
3289 (_mm_cvtpu16_ps): Ditto.
3290 (_mm_cvtpi32x2_ps): Ditto.
3292 2008-04-22 Nick Clifton <nickc@redhat.com>
3294 * common.opt (ftree-loop-distribution): Add Optimization
3297 * config/frv/frv.c (frv_stack_info): Use crtl instead of cfun.
3298 (frv_expand_builtin_va_start): Likewise.
3300 * config/arm/arm.c (thumb_find_work_register): Fix location of
3301 argument register count.
3303 2008-04-22 Maxim Kuvyrkov <maxim@codesourcery.com>
3305 Support scheduling for ColdFire V1 and V3 microarchitecture.
3306 Improve scheduling of multiplication instructions.
3308 * config/m68k/m68k.md (cpu): Add cfv1 and cfv3. Rename cf_v2 to cfv1.
3309 (mac): New instruction attribute.
3310 * config/m68k/m68k.c (override_options): Handle cfv1, cfv3 and mac.
3311 (m68k_sched_mac): New variable.
3312 (m68k_sched_attr_type2, m68k_sched_md_init_global): Update.
3313 Handle cfv1 and cfv3.
3314 (max_insn_size): New static variable.
3315 (struct _sched_ib): New type.
3316 (sched_ib): New static variable.
3317 (sched_ib_size, sched_ib_filled, sched_ib_insn): Convert variables
3318 to fields of 'struct _sched_ib sched_ib'. Update all uses.
3319 (m68k_sched_variable_issue): Add modeling of cfv3 instruction buffer.
3321 (m68k_sched_md_init_global, m68k_sched_md_finish_global,
3322 m68k_sched_md_init, m68k_sched_md_finish): Handle cfv1 and cfv3. Init
3323 new variables. Update.
3324 (m68k_sched_dfa_pre_advance_cycle, m68k_sched_dfa_post_advance_cycle):
3325 Add modeling of cfv3 instruction buffer. Update.
3326 * config/m68k/m68k-protos.h (m68k_sched_mac): Declare.
3327 * config/m68k/m68k.h (TUNE_CFV3): New macro.
3328 * config/m68k/cf.md: Change substrings 'cf_v2' to 'cfv12' or 'cfv123'.
3329 (cf_* reservations): Rename to cfv12 or cfv123 to indicate cores
3330 a particular reservation applies to.
3331 (type2): Reorganize attribute values. Rename alu to alu_reg,
3332 alu_l to alu, move_l to omove. Join move to alu. Split mul
3334 (cf_ib_*): Simplify description of instruction buffer.
3335 (cf_ib_w0, cf_ib_w4, cf_ib_w5, cf_ib_w6): Remove.
3336 (cf_mem): Split into cf_mem1 and cf_mem2.
3337 (cf_v2_move_??): Rename to cfv12_alu_??.
3338 (cf_v2_move_l_??): Rename to cfv12_omove_??.
3339 (cf_v2_mul_??): Remove reservations.
3340 (cfv12_mul_l_??, cfv12_mul_w_??, cfv12_mac_w_??, cfv12_mac_l_??,
3341 cfv12_emac_??, cfv12_emac_w_i0): New reservations.
3342 (cfv12_rts, cfv12_call, cfv12_bcc, cfv12_bra, cfv12_jmp): Move to
3344 (cfv3_alu_10, cfv3_omove_10, cfv3_alu_i0, cfv3_omove_i0, cfv3_alu_01,
3345 cfv3_alu_0i, cfv3_alu_11, cfv3_omove_11, cfv3_alu_i1, cfv3_omove_i1,
3346 cfv3_alu_1i, cfv3_omove_1i, cfv3_pea_11, cfv3_pea_i1, cfv3_mul_w_10,
3347 cfv3_mul_l_10, cfv3_mul_w_i0, cfv3_mac_w_10, cfv3_mac_l_10,
3348 cfv3_mac_w_i0, cfv3_emac_10, cfv3_emac_w_i0, cfv3_rts, cfv3_call,
3349 cfv3_bcc, cfv3_bra, cfv3_jmp): New reservations.
3350 (cfv3_*_1, cfv3_*_2, cfv3_*_3): New instruction reservations that are
3351 expansions of the above reservations for instructions of sizes
3354 2008-04-22 Maxim Kuvyrkov <maxim@codesourcery.com>
3356 * rtl-factoring.c (collect_patterns_seqs): Handle CC0 targets.
3358 2008-04-21 Adam Nemet <anemet@caviumnetworks.com>
3360 * coverage.c: Include tree-pass.h.
3361 (coverage_counter_alloc): Print da_file_name to the dump file.
3363 2008-04-21 Kenneth Zadeck <zadeck@naturalbridge.com>
3365 * sbitmap.c (sbitmap_range_empty_p): New function.
3366 * sbitmap.h (sbitmap_range_empty_p): New function.
3367 * bitmap.h: Now includes obstack.h.
3369 2008-04-21 Richard Sandiford <rsandifo@nildram.co.uk>
3370 Kenneth Zadeck <zadeck@naturalbridge.com>
3372 * dbgcnt.def (ra_byte_scan): Added.
3373 * dbgcnt.c (dbg_cnt): Added code to print message to dump_file
3374 when the last hit happens for a counter.
3375 * timevar.def (TV_DF_BYTE_LR): New variable.
3376 * tree-pass.h (pass_fast_rtl_byte_dce): New pass.
3377 * passes.c (pass_fast_rtl_byte_dce): New pass.
3378 * fwprop.c (update_df): Added mode to call df_ref_create.
3379 Renamed DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
3380 DF_REF_EXTRACT_OFFSET.
3381 * df.h (DF_BYTE_LR, DF_BYTE_LR_BB_INFO, DF_BYTE_LR_IN,
3382 DF_BYTE_LR_OUT, df_byte_lr): New macro.
3384 (df_ref_extract): Added mode field.
3385 (DF_REF_WIDTH, DF_REF_OFFSET) Renamed to DF_REF_EXTRACT_WIDTH and
3386 DF_REF_EXTRACT_OFFSET.
3387 (DF_REF_EXTRACT_MODE): New macro.
3388 (df_byte_lr_bb_info): New structure.
3389 (df_print_byte_regset, df_compute_accessed_bytes,
3390 df_byte_lr_add_problem, df_byte_lr_get_regno_start,
3391 df_byte_lr_get_regno_len, df_byte_lr_simulate_defs,
3392 df_byte_lr_simulate_uses,
3393 df_byte_lr_simulate_artificial_refs_at_top,
3394 df_byte_lr_simulate_artificial_refs_at_end,
3395 df_compute_accessed_bytes): New function.
3396 (df_ref_create): Add parameter.
3397 (df_byte_lr_get_bb_info): New inline function.
3398 * df-scan.c (df_ref_record, df_uses_record,
3399 df_ref_create_structure): Added mode parameter.
3400 (df_ref_create, df_notes_rescan, df_ref_record, df_def_record_1,
3401 df_defs_record, df_uses_record, df_get_conditional_uses,
3402 df_get_call_refs, df_insn_refs_collect, df_bb_refs_collect,
3403 df_entry_block_defs_collect, df_exit_block_uses_collect):
3404 Added mode parameter to calls to df_ref_record, df_uses_record,
3405 df_ref_create_structure.
3406 (df_ref_equal_p, df_ref_compare): Added test for modes.
3407 (df_ref_create_structure): Added code to set mode. Renamed
3408 DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
3409 DF_REF_EXTRACT_OFFSET.
3410 * df-core.c (df_print_byte_regset): New function.
3411 * df-byte-scan.c: New file.
3412 * df-problems.c (df_rd_transfer_function): Removed unnecessary
3413 calls to BITMAP_FREE.
3414 (df_byte_lr_problem_data, df_problem problem_BYTE_LR): New structure.
3415 (df_byte_lr_get_regno_start, df_byte_lr_get_regno_len,
3416 df_byte_lr_set_bb_info, df_byte_lr_free_bb_info,
3417 df_byte_lr_check_regs, df_byte_lr_expand_bitmap,
3418 df_byte_lr_alloc, df_byte_lr_reset, df_byte_lr_bb_local_compute,
3419 df_byte_lr_local_compute, df_byte_lr_init,
3420 df_byte_lr_confluence_0, df_byte_lr_confluence_n,
3421 df_byte_lr_transfer_function, df_byte_lr_free,
3422 df_byte_lr_top_dump, df_byte_lr_bottom_dump,
3423 df_byte_lr_add_problem, df_byte_lr_simulate_defs,
3424 df_byte_lr_simulate_uses,
3425 df_byte_lr_simulate_artificial_refs_at_top,
3426 df_byte_lr_simulate_artificial_refs_at_end): New function.
3427 * dce.c (byte_dce_process_block): New function.
3428 (dce_process_block): au is now passed in rather than computed
3429 locally. Changed loops that look at artificial defs to not look
3430 for conditional or partial ones, because there never are any.
3431 (fast_dce): Now is able to drive byte_dce_process_block or
3432 dce_process_block depending on the kind of dce being done.
3433 (rest_of_handle_fast_dce): Add parameter to fast_dce.
3434 (rest_of_handle_fast_byte_dce): New function.
3435 (rtl_opt_pass pass_fast_rtl_byte_dce): New pass.
3436 * Makefile.in (df-byte-scan.o, debugcnt.o): Added dependencies.
3438 2008-04-21 Daniel Franke <franke.daniel@gmail.com>
3441 * gcc.h: Added fortran options that take arguments to
3442 DEFAULT_SWITCH_TAKES_ARG and DEFAULT_WORD_SWITCH_TAKES_ARG
3445 2008-04-20 Eric Botcazou <ebotcazou@adacore.com>
3447 * tree-sra.c (sra_walk_expr) <VIEW_CONVERT_EXPR>: Disable
3448 scalarization if on the LHS and not a full access.
3450 2008-04-20 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3452 * Makefile.in (s-gtyp-input): Remove tmp-gi.list before writing it.
3454 2008-04-18 Rafael Espindola <espindola@google.com>
3456 * tree-vrp.c (find_case_label_index): Fix the binary search.
3457 (find_case_label_range): New.
3458 (vrp_visit_switch_stmt): Use find_case_label_range.
3459 (simplify_switch_using_ranges): Use find_case_label_range.
3461 2008-04-18 Eric Botcazou <ebotcazou@adacore.com>
3463 * gimplify.c (gimplify_modify_expr_rhs) <COND_EXPR>: Gimplify the LHS
3464 using the is_gimple_lvalue predicate instead of is_gimple_min_lval.
3466 2008-04-18 Tom Tromey <tromey@redhat.com>
3469 * doc/cpp.texi (Implementation-defined behavior): Mention
3472 2008-04-18 Ian Lance Taylor <iant@google.com>
3474 * fold-const.c (pointer_may_wrap_p): New static function.
3475 (fold_comparison): Add another test for pointer overflow. Use
3476 pointer_may_wrap_p to disable some false positives.
3478 2008-04-18 Kris Van Hees <kris.van.hees@oracle.com>
3480 * c-common.c (CHAR16_TYPE, CHAR32_TYPE): New macros.
3481 (fname_as_string): Match updated cpp_interpret_string prototype.
3482 (fix_string_type): Support char16_t* and char32_t*.
3483 (c_common_nodes_and_builtins): Add char16_t and char32_t (and
3484 derivative) nodes. Register as builtin if C++0x.
3485 (c_parse_error): Support CPP_CHAR{16,32}.
3486 * c-common.h (RID_CHAR16, RID_CHAR32): New elements.
3487 (enum c_tree_index) <CTI_CHAR16_TYPE, CTI_SIGNED_CHAR16_TYPE,
3488 CTI_UNSIGNED_CHAR16_TYPE, CTI_CHAR32_TYPE, CTI_SIGNED_CHAR32_TYPE,
3489 CTI_UNSIGNED_CHAR32_TYPE, CTI_CHAR16_ARRAY_TYPE,
3490 CTI_CHAR32_ARRAY_TYPE>: New elements.
3491 (char16_type_node, signed_char16_type_node, unsigned_char16_type_node,
3492 char32_type_node, signed_char32_type_node, char16_array_type_node,
3493 char32_array_type_node): New defines.
3494 * c-lex.c (cb_ident): Match updated cpp_interpret_string prototype.
3495 (c_lex_with_flags): Support CPP_CHAR{16,32} and CPP_STRING{16,32}.
3496 (lex_string): Support CPP_STRING{16,32}, match updated
3497 cpp_interpret_string and cpp_interpret_string_notranslate prototypes.
3498 (lex_charconst): Support CPP_CHAR{16,32}.
3499 * c-parser.c (c_parser_postfix_expression): Support CPP_CHAR{16,32}
3500 and CPP_STRING{16,32}.
3502 2008-04-18 Paolo Bonzini <bonzini@gnu.org>
3505 * aclocal.m4: Regenerate.
3506 * configure: Regenerate.
3508 2008-04-18 Jan Hubicka <jh@suse.cz>
3510 * except.c (dw2_size_of_call_site_table,
3511 sjlj_size_of_call_site_table): Use vector API for call_site_record.
3513 * cgraphbuild.c (build_cgraph_edges): Update.
3514 * tree-pass.h: Update comment.
3515 * final.c (leaf_function_p): Update.
3516 (leaf_renumber_regs): Update.
3517 (rest_of_clean_state): Update.
3518 * omp-low.c (expand_omp_parallel): Update.
3519 * ipa-reference.c (analyze_function): Update.
3520 * reorg.c (find_end_label): Update.
3521 (optimize_skip): Update.
3522 (fill_simple_delay_slots): Update.
3523 (fill_simple_delay_slots): Update.
3524 (make_return_insns): Update.
3525 (dbr_schedule): Update.
3526 * gimple-low.c (record_vars_into): Update.
3527 * cfgbuild.c (make_edges): Update.
3528 * function.c (assign_stack_local): Update.
3529 (assign_parm_adjust_stack_rtl): Update.
3530 (locate_and_pad_parm): Update.
3531 (allocate_struct_function): Do not initialize stack_alignment_needed
3532 and preferred_stack_boundary here.
3533 (stack_protect_prologue): Update.
3534 (stack_protect_epilogue): Update.
3535 (expand_function_start): Initialize stack_alignment_needed,
3536 preferred_stack_boundary and max_jumptable_ents.
3537 (expand_function_end): Update.
3538 (free_after_compilation): Do not NULLify epilogue_delay_list.
3539 * function.h (struct rtl_data): Add stack_protect_guard,
3540 stack_alignment_needed,
3541 preferred_stack_boundary, epilogue_delay_list.
3542 (struct function): Remove value_histograms, stack_alignment_needed,
3543 preferred_stack_boundary, epilogue_delay_list, max_jumptable_ents,
3545 unexpanded_var_list, stack_protect_guard.
3546 (current_function_epilogue_delay_list): Remove.
3547 * ipa-type-escape.c (analyze_function): Update.
3548 * gimplify.c (pop_gimplify_context): Update comment.
3549 * calls.c (expand_call): Update.
3550 (emit_library_call_value_1): Update.
3551 * except.c (set_nothrow_function_flags): Update.
3552 * cfgexpand.c (get_decl_align_unit): Update.
3553 (create_stack_guard): Update.
3554 (estimated_stack_frame_size): Update.
3555 (expand_used_vars): Update.
3556 (tree_expand_cfg): Free histogram earliers, init expansion variables.
3557 * explow.c (allocate_dynamic_stack_space): Update.
3558 * tree-ssa-live.c (remove_unused_locals): Update.
3559 * varasm.c (mark_constant_pool): Update.
3560 * tree-inline.c (remap_decls): Update.
3561 (initialize_cfun): Update.
3562 (declare_return_variable): Update.
3563 (inline_forbidden_p): Update.
3564 (expand_call_inline): Update.
3565 (declare_inline_vars): Update.
3566 (tree_function_versioning): Update.
3567 * tree-flow.h (value_histograms): New.
3568 (VALUE_HISTOGRAMS): New macro.
3569 * basic-block.h (control_flow_graph): Add max_jumptable_ents,
3571 * tree-cfg.c (set_bb_for_stmt): Update.
3572 (replace_by_duplicate_decl): Update.
3573 (move_block_to_fn): Update.
3574 (new_label_mapper): Update.
3575 (dump_function_to_file): Update.
3576 * ipa-struct-reorg.c (build_data_structure): Update.
3577 * cfgrtl.c (print_rtl_with_bb): Update.
3578 * reload1.c (reload): Update.
3580 * config/i386/i386.c (setup_incoming_varargs_64,
3581 ix86_compute_frame_layout): Update.
3582 * config/arc/arc.c (arc_output_function_epilogue): Update.
3584 2008-04-18 Marius Strobl <marius@FreeBSD.org>
3586 * gthr-posix.h (__gthread_active_p): Use the Solaris implementation
3587 for FreeBSD as well.
3588 * gthr-posix95.h: Likewise.
3590 2008-04-17 Richard Sandiford <rsandifo@nildram.co.uk>
3592 PR rtl-optimization/35838
3593 * dse.c (find_shift_sequence): Use subreg_lowpart_offset to work
3594 out the byte offset of the first subreg.
3596 2008-04-17 Uros Bizjak <ubizjak@gmail.com>
3598 * config/i386/i386.md (addti3 splitter): Pass arrays of 3 operands
3599 to split_ti instead of three separate calls with single member arrays.
3600 (subti3 splitter): Ditto.
3601 (adddi3 splitter): Ditto with split_di.
3602 (subdi3 splitter): Ditto.
3603 (negti2 splitter): Pass arrays of 2 operands to split_ti instead of
3604 two separate calls with single member arrays. Swap match_dup
3605 operands 1 and 2 to better fit into the array.
3606 (negdi2 splitter): Ditto with split_di.
3607 (movdfcc splitter): Pass arrays of 2 operands to split_di instead of
3608 two separate calls with single member arrays. Swap match_dup operands
3609 6 and 7 to better fit into the array.
3611 2008-04-17 H.J. Lu <hongjiu.lu@intel.com>
3613 * config/i386/i386.c (sse_builtin_type): New.
3614 (bdesc_sse_args): Likewise.
3615 (bdesc_sse_3arg): Removed.
3616 (bdesc_2arg): Remove IX86_BUILTIN_AESKEYGENASSIST128.
3617 (bdesc_1arg): Remove IX86_BUILTIN_ROUNDPD and
3618 IX86_BUILTIN_ROUNDPS.
3619 (ix86_init_mmx_sse_builtins): Handle bdesc_sse_args. Remove
3620 bdesc_sse_3arg. Remove IX86_BUILTIN_ROUNDPD and
3621 IX86_BUILTIN_ROUNDPS.
3622 (ix86_expand_sse_4_operands_builtin): Removed.
3623 (ix86_expand_sse_operands_builtin): New.
3624 (ix86_expand_unop_builtin): Remove CODE_FOR_sse4_1_roundpd
3625 and CODE_FOR_sse4_1_roundps.
3626 (ix86_expand_builtin): Remove IX86_BUILTIN_AESKEYGENASSIST128.
3627 Handle bdesc_sse_args. Remove bdesc_sse_3arg.
3629 2008-04-17 Alan Modra <amodra@bigpond.net.au>
3632 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Restore vr and vrsave
3633 regs before frame pop when needed. If use_backchain_to_restore_sp
3634 then load backchain into a temp reg to restore vr and vrsave. Add
3635 code to restore vr after frame pop if possible.
3637 2008-04-17 Richard Guenther <rguenther@suse.de>
3639 * tree-vn.c (expressions_equal_p): Do not check type
3640 equality or compatibility before calling operand_equal_p.
3641 * fold-const.c (operand_equal_p): Check equivalence of
3642 integer constants before bailing out due to signedness or
3643 precision differences.
3644 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Ignore
3645 spurious differences in type qualification. Ignore types
3646 for COMPONENT_REFs at all.
3648 2008-04-17 Christian Bruel <christian.bruel@st.com>
3650 * config/sh/sh.c (expand_cbranchdi4): Use original operands for
3651 msw_skip comparison.
3653 2008-04-16 Jakub Jelinek <jakub@redhat.com>
3656 * tree-nrv.c (tree_nrv): Don't optimize if result_type is GIMPLE
3659 PR tree-optimization/35899
3660 * tree-inline.c (expand_call_inline): Use GIMPLE_STMT_OPERAND
3661 rather than TREE_OPERAND.
3663 2008-04-16 Uros Bizjak <ubizjak@gmail.com>
3666 * config/i386/i386.md (fmodxf3): Copy operand 1 and operand 2 into
3667 temporary registers. Change operand predicate to general_operand.
3668 (remainderxf3): Ditto.
3670 2008-04-16 Richard Guenther <rguenther@suse.de>
3672 * Makefile.in (tree-affine.o): Add $(FLAGS_H) dependency.
3673 * tree-affine.c (aff_combination_expand): Look through some
3676 2008-04-15 Doug Kwan <dougkwan@google.com>
3678 * dwarf2asm.c (dw2_assemble_integer): Cast to unsigned HOST_WIDE_INT
3680 * tree-pretty-print.c (dump_generic_node): Ditto.
3681 * final.c (output_addr_const): Ditto.
3682 * dwarf2out.c (output_cfi): Ditto.
3683 * c-pretty-print.c (pp_c_integer_constant): Ditto.
3684 * print-rtl.c (print_rtx): Ditto.
3685 * print-tree.c (print_node_brief, print_node): Ditto.
3686 * c-common.c (match_case_to_enum_1): Ditto.
3687 * sched-vis.c (print_value): Ditto.
3688 * config/i386/i386.c (print_operand): Cast to long unsigned int
3691 2008-04-15 Danny Smith <dannysmith@users.sourceforge.net>
3692 * libgcc2.c [L_trampoline]: Remove unnecessary prototype for
3693 MS Windows VirtualProtect function.
3695 2008-04-15 Jan Hubicka <jh@suse.cz>
3697 * gengtype.c (write_root): Param_is argument is OK.
3698 * expr.c (expand_expr_real_1): Update call of get_exception_*.
3699 * function.h: Include varray.h
3700 (rtl_eh): New stucture based on except.c one.
3701 (call_site_record): New forward declaration and vector type.
3702 * calls.c (emit_call_1): Do not call
3703 note_current_region_may_contain_throw.
3704 * except.c (eh_status): Remove cur_region, try_region since they are
3706 Move filter, exc_ptr, ttype_data, ehspec_data, action_record_data and
3707 exception_handler_label_map, ehr_stackadj, ehr_handler, ehr_label,
3708 sjlj_fc, sjlj_exit_after to rth_eh in function.h.
3709 Remove call_site_data_used, call_site_data_size.
3710 Turn call_site_record into vector in function.h.
3711 (note_current_region_may_contain_throw): Remove.
3712 (get_exception_pointer, get_exception_filter): Do not take struct
3713 function argument; update.
3714 (add_ehl_entry, find_exception_handler_labels, ehspec_filter_hash,
3715 add_ttypes_entry, add_ehspec_entry, assign_filter_values,
3716 build_post_landing_pads, dw2_build_landing_pads,
3717 sjlj_assign_call_site_values, sjlj_mark_call_sites,
3718 sjlj_emit_function_enter, sjlj_emit_function_enter,
3719 sjlj_emit_function_exit, sjlj_emit_dispatch_table,
3720 sjlj_build_landing_pads, finish_eh_generation,
3721 remove_exception_handler_label, remove_eh_handler,
3722 maybe_remove_eh_handler, add_reachable_handler,
3723 reachable_handlers, expand_builtin_eh_return, expand_eh_return,
3724 add_action_record, collect_one_action_chain, add_call_site,
3725 convert_to_eh_region_ranges, sjlj_size_of_call_site_table,
3726 sjlj_output_call_site_table, output_function_exception_table,
3727 * except.h (note_current_region_may_contain_throw): Remove
3728 (get_exception_pointer, get_exception_filter): Do not take struct
3730 * Makefile.in (GTFILES): Put varargs before struct function.
3732 2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
3734 * tree-ssa-structalias.c (get_constraint_for_component_ref): Do not
3735 punt for STRING_CST.
3736 (get_constraint_for): Deal with STRING_CST here instead.
3738 2008-04-15 Richard Guenther <rguenther@suse.de>
3740 * tree-ssa-propagate.c (substitute_and_fold): Substitute
3741 statements in a basic-block with a backward walk. Do not
3742 substitute into dead statements but instead remove those.
3744 2008-04-15 Richard Guenther <rguenther@suse.de>
3746 * params.def (PARAM_MAX_FIELDS_FOR_FIELD_SENSITIVE): Set default
3747 to zero, thus disable creation of SFTs.
3749 2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
3751 * tree-predcom.c (suitable_reference_p): Return false if the
3752 reference can throw.
3754 2008-04-15 Jakub Jelinek <jakub@redhat.com>
3757 * c-decl.c (finish_decl): If extern or static var has variable
3758 size, set TREE_TYPE (decl) to error_mark_node.
3760 2008-04-15 Rafael Espindola <espindola@google.com>
3762 * fold-const.c (tree_call_nonnegative_warnv_p): Remove local
3765 2008-04-15 Richard Guenther <rguenther@suse.de>
3767 * tree-ssa-sccvn.h (vn_reference_lookup): Adjust prototype.
3768 * tree-ssa-sccvn.c (vn_reference_lookup): New parameter maywalk.
3769 (visit_reference_op_load): Do walk vuse-vdef chains on
3770 vn_reference_lookup.
3771 (visit_reference_op_store): But do not here.
3772 * tree-vn.c (vn_lookup): Do not walk vuse-vdef chains on
3773 vn_reference_lookup.
3774 (vn_lookup_with_vuses): But do so here.
3776 2008-04-14 Ian Lance Taylor <iant@google.com>
3778 * fold-const.c (fold_overflow_warning): Remove assertion.
3780 2008-04-15 Ben Elliston <bje@au.ibm.com>
3782 * config/alpha/alpha.c (alpha_initialize_trampoline): Remove temp,
3783 temp1 local variables.
3785 2008-04-15 Zuxy Meng <zuxy.meng@gmail.com>
3788 * config/i386/winnt.c (i386_pe_section_type_flags): Mark
3789 ".text.unlikely" section as executable.
3791 2008-04-14 James E. Wilson <wilson@tuliptree.org>
3793 * config/ia64/ia64.c (rtx_needs_barrier): Handle
3794 UNSPEC_FR_SQRT_RECIP_APPROX_RES.
3795 * config/ia64/ia64.c (UNSPEC_FR_SQRT_RECIP_APPROX_RES): Define.
3796 (divsi3_internal, divdi3_internal_lat, divdi3_internal_thr,
3797 divsf3_internal_lat, sqrt_approx, sqrtsf2_internal_thr,
3798 divdf3_internal_lat, sqrtdf2_internal_thr, divxf3_internal_lat,
3799 divxf3_internal_thr, sqrtxf2_internal_thr, recip_approx): Use it.
3801 2008-04-14 Ian Lance Taylor <iant@google.com>
3803 * flags.h (POINTER_TYPE_OVERFLOW_UNDEFINED): Define.
3804 * fold-const.c (fold_comparison): If appropriate, test
3805 POINTER_TYPE_OVERFLOW_UNDEFINED, and issue an overflow warning.
3806 (fold_binary): Test POINTER_TYPE_OVERFLOW_UNDEFINED when
3807 reassociating a pointer type.
3808 * doc/invoke.texi (Optimize Options): Document that
3809 -fstrict-overflow applies to pointer wraparound.
3811 2008-04-13 Jan Hubicka <jh@suse.cz>
3813 * m32.c (m32c_pushm_popm): Use crtl->retrun_rtx.
3815 2008-04-12 Andrew Pinski <pinskia@gmail.com>
3817 * config/rs6000/rs6000.c (compute_save_world_info): Set lr_save_p if
3818 we are going to "save the world".
3820 2008-04-13 Hans-Peter Nilsson <hp@axis.com>
3822 * config/cris/cris.md ("*andhi_lowpart_non_v32", "*andhi_lowpart_v32")
3823 ("*andqi_lowpart_non_v32", "*andqi_lowpart_v32"): Use "+" for the
3824 operand 0 constraint, not "=".
3826 2008-04-11 James E. Wilson <wilson@tuliptree.org>
3828 * system.h: Change ASSERT_CHECKING to ENABLE_ASSERT_CHECKING.
3830 2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
3832 * dse.c (record_store): Use HOST_BITS_PER_WIDE_INT instead
3833 of size of positions_needed * CHAR_BIT.
3835 2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
3838 * dse.c (store_info): Change positions_needed to unsigned
3840 (lowpart_bitmask): New.
3841 (record_store): Cast to unsigned HOST_WIDE_INT for
3842 positions_needed. Assert width <= size of positions_needed *
3843 CHAR_BIT. Call lowpart_bitmask to initialize positions_needed.
3844 (check_mem_read_rtx): Use unsigned HOST_WIDE_INT on mask. Call
3845 lowpart_bitmask to set mask.
3847 2008-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
3849 * config/bfin/constraints.md: New file.
3850 * config/bfin/bfin.md: Include it.
3851 (adddi3): Use satisfies_constraint functions instead of the old macros.
3852 * config/bfin/bfin.h (REG_CLASS_FROM_LETTER, CONSTRAINT_LEN,
3853 CONST_18UBIT_IMM_P, CONST_16BIT_IMM_P, CONST_16UBIT_IMM_P,
3854 CONST_7BIT_IMM_P, CONST_7NBIT_IMM_P, CONST_5UBIT_IMM_P,
3855 CONST_4BIT_IMM_P, CONST_4UBIT_IMM_P, CONST_3BIT_IMM_P,
3856 CONST_3UBIT_IMM_P, CONST_OK_FOR_K, CONST_OK_FOR_P, CONST_OK_FOR_M,
3857 CONST_OK_FOR_CONSTRAINT_P, CONST_DOUBLE_OK_FOR_LETTER,
3858 EXTRA_CONSTRAINT): Delete.
3859 * config/bfin/predicates.md (highbits_operand, reg_or_7bit_operand,
3860 reg_or_neg7bit_operand): Use satisfies_constraint functions instead
3862 * config/bfin/bfin.c: Include "tm-constrs.h".
3863 (bfin_secondary_reload, split_load_immediate, bfin_rtx_costs):
3864 Use satisfies_constraint functions instead of the old macros.
3865 * doc/md.texi (Blackfin Constraints): Update file name reference.
3867 2008-04-11 Richard Guenther <rguenther@suse.de>
3869 PR tree-optimization/35869
3870 * tree-vrp.c (execute_vrp): Move switch statement update after
3871 jump threading. Schedule another cfg cleanup run.
3873 2008-04-11 Volker Reichelt <v.reichelt@netcologne.de>
3876 * attribs.c (decl_attributes): Return early on errorneous node.
3878 2008-04-10 Oleg Ryjkov <olegr@google.com>
3880 * tree.h (struct tree_base): Added a new flag default_def_flag.
3881 (SSA_NAME_IS_DEFAULT_DEF): Changed to use the new flag.
3883 2008-04-11 Kaz Kojima <kkojima@gcc.gnu.org>
3885 * config.gcc (need_64bit_hwint): Need 64bit hwint for sh-*-*.
3887 2008-04-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3890 * pa.md: Define mode iterator P. Define mode attribute dwc.
3891 (dcacheflush): Update pattern to use iterator P and attribute dwc.
3892 (icacheflush): Likewise.
3893 * pa.h (INITIALIZE_TRAMPOLINE): Use dcacheflushsi/icacheflushsi if
3894 !TARGET_64BIT, and dcacheflushdi/icacheflushdi if TARGET_64BIT.
3896 2008-04-11 Ben Elliston <bje@au.ibm.com>
3898 * config/spu/spu.c (spu_init_builtins): Mark builtins as nothrow.
3900 2008-04-10 Rafael Espindola <espindola@google.com>
3902 * tree-vrp.c (extract_range_from_binary_expr): Don't handle
3903 TRUTH_ANDIF_EXPR or TRUTH_ORIF_EXPR.
3904 (extract_range_from_expr): The same.
3906 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
3908 * config/mips/mips.md (GPR2): New mode iterator.
3910 (*seq_<mode>, *seq_<mode>_mips16, *sne_<mode>, *sgt<u>_<mode>,
3911 *sgt<u>_<mode>_mips16, *sge<u>_<mode>, *slt<u>_<mode>,
3912 *slt<u>_<mode>_mips16 *sle<u>_<mode>, *sle<u>_<mode>_mips16):
3913 Rewrite these to take two modes, the mode of comparison and the
3914 mode of the destination.
3915 * config/mips/mips.c (mips_expand_scc): Instead of having
3916 paradoxical subreg as destination, expand "narrowing" scc if mode
3917 of comparison is SI and target is requested in DI mode.
3918 (mips_emit_int_order_test): Update comment. Make mode of
3919 comparison match CMP0 rather than TARGET. When creating inverse
3920 target use mode of TARGET.
3922 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
3924 * gcov-dump.c (tag_summary): Only print summaries for the first
3925 GCOV_COUNTERS_SUMMABLE counters.
3927 2008-04-10 Uros Bizjak <ubizjak@gmail.com>
3929 * config/i386/i386.md (absneg): New code iterator.
3930 (absnegprefix): New code attribute.
3931 (<code><mode>2): Macroize expander from abs<mode>2 and neg<mode>2
3932 patterns using absneg code iterator.
3933 (<code>tf2): Macroize expander from abstf2 and negtf2 patterns
3934 using absneg code iterator.
3935 (*<code><mode>2_1): Macroize insn pattern from *abs<mode>2_1 and
3936 *neg<mode>2 patterns using absneg code iterator.
3937 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
3938 *negextendsfdf2 patterns using absneg code iterator.
3939 (*<code>extendsfxf2): Macroize insn pattern from *absextendsfxf2 and
3940 *negextendsfxf2 patterns using absneg code iterator.
3941 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
3942 *negextendsfdf2 patterns using absneg code iterator.
3943 * config/i386/sse.md (<code><mode>2): Macroize expander from
3944 abs<mode>2 and neg<mode>2 patterns using absneg code iterator.
3946 2008-04-10 Andreas Krebbel <krebbel1@de.ibm.com>
3948 * config/s390/s390.h: Remove the remains of the recent search
3949 & replace action of current_function_outgoing_args_size.
3951 2008-04-10 Ira Rosen <irar@il.ibm.com>
3953 PR tree-optimization/35821
3954 * tree-vect-transform.c (vect_create_data_ref_ptr): Add check that
3955 NEW_STMT_LIST is not NULL.
3957 2008-04-09 David Edelsohn <edelsohn@gnu.org>
3960 * toplev.c (process_options): Remove -ffunction-sections debugging
3963 2008-04-09 Peter Bergner <bergner@vnet.ibm.com>
3965 PR middle-end/PR28690
3966 * explow.c (break_out_memory_refs): Use simplify_gen_binary rather
3967 than gen_rtx_fmt_ee to perform more canonicalizations.
3969 2008-04-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3972 * collect2.c (write_c_file): Don't wrap in "#ifdef __cplusplus".
3974 2008-04-09 Richard Guenther <rguenther@suse.de>
3976 * tree-cfg.c (verify_stmt): Print complete bogus stmt.
3977 (dump_function_to_file): Dump function arguments with types.
3979 2008-04-08 Richard Guenther <rguenther@suse.de>
3981 * fold-const.c (fold_widened_comparison): Do not allow
3982 sign-changes that change the result.
3984 2008-04-08 Janis Johnson <janis187@us.ibm.com>
3987 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle additional
3988 kinds of indirect references.
3990 2008-04-08 David Edelsohn <edelsohn@gnu.org>
3992 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Update
3993 GNU Fortran language string.
3995 2008-04-08 Rafael Espindola <espindola@google.com>
3997 * fold-canst.c (tree_call_nonnegative_warnv_p): New.
3998 (tree_invalid_nonnegative_warnv_p): Use tree_call_nonnegative_warnv_p.
3999 * tree.h (tree_call_nonnegative_warnv_p): New.
4001 2008-04-08 Jan Hubicka <jh@suse.cz>
4003 * function.c (free_after_compilation): Clear out regno_reg_rtx
4006 2008-04-08 Peter Bergner <bergner@vnet.ibm.com>
4009 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
4011 PR middle-end/PR28690
4012 * rtlanal.c: (commutative_operand_precedence): Give SYMBOL_REF's the
4013 same precedence as REG_POINTER and MEM_POINTER operands.
4015 2008-04-08 Richard Guenther <rguenther@suse.de>
4018 * tree-ssa-address.c (create_mem_ref): Use POINTER_PLUS_EXPR
4019 for adding index to base.
4021 2008-04-08 Kai Tietz <kai.tietz@onevision.com>
4023 * config/i386/mingw32.h (ENABLE_EXECUTE_STACK): New.
4024 (MINGW_ENABLE_EXECUTE_STACK): New.
4025 (IN_LIBGCC2): For libgcc include windows.h file for
4026 function declarations.
4028 2008-04-08 Hans-Peter Nilsson <hp@axis.com>
4030 * config/cris/cris.c (cris_address_cost): For a PLUS, swap tem1
4031 and tem2 if tem1 is not a REG or MULT.
4033 2008-04-08 Jan Hubicka <jh@suse.cz>
4035 * function.h (incomming_args): Break out of struct function.
4036 (function_subsections): Break out of struct function.
4037 (rtl_data): Add args, subsections fields. Break out outgoing_args_size,
4038 return_rtx and hard_reg_initial_vals from struct function.
4039 Kill inl_max_label_num.
4040 (current_function_pops_args, current_function_args_info,
4041 current_function_args_size, current_function_args_size,
4042 current_function_pretend_args_size,
4043 current_function_outgoing_args_size,
4044 current_function_internal_arg_pointer, current_function_return_rtx):
4045 Kill compatibility accestor macros.
4046 * builtins.c (expand_builtin_apply_args_1): Update.
4047 (expand_builtin_next_arg): Update.
4048 * df-scan.c (df_get_call_refs): Update.
4049 * dbxout.c (dbxout_function_end): Update.
4050 * dwarf2out.c (dwarf2out_switch_text_section): Update.
4051 (output_line_info): Update.
4052 (secname_for_decl): Update.
4053 (dwarf2out_var_location): Update.
4054 * function.c (free_after_compilation): Update.
4055 (assign_parm_find_stack_rtl): Update.
4056 (assign_parms): Update.
4057 (expand_dummy_function_end): Update.
4058 (expand_function_end): Update.
4059 * calls.c (mem_overlaps_already_clobbered_arg_p): Update.
4060 (expand_call): Update.
4061 (emit_library_call_value_1): Update.
4062 (store_one_arg): Update.
4063 * varasm.c (initialize_cold_section_name): Update.
4064 (unlikely_text_section): Update.
4065 (unlikely_text_section_p): Update.
4066 (assemble_start_function): Update.
4067 (assemble_end_function): Update.
4068 (default_section_type_flags): Update.
4069 (switch_to_section): Update.
4070 * integrate.c (set_decl_abstract_flags): Update.
4071 (get_hard_reg_initial_val): Update.
4072 (has_hard_reg_initial_val): Update.
4073 (allocate_initial_values): Update.
4074 * resource.c (init_resource_info): Update.
4075 * config/alpha/alpha.c (NUM_ARGS): Update.
4076 (direct_return): Update.
4077 (alpha_va_start): Update.
4078 (alpha_sa_size): Update.
4079 (alpha_initial_elimination_offset): Update.
4080 (alpha_expand_prologue): Update.
4081 (alpha_start_function): Update.
4082 (alpha_expand_epilogue): Update.
4083 (unicosmk_initial_elimination_offset):
4084 * config/alpha/alpha.md (call expander): Update.
4085 * config/s390/s390.c (s390_register_info): Update.
4086 (s390_register_info): Update.
4087 (s390_frame_info): Update.
4088 (s390_initial_elimination_offset): Update.
4089 (s390_build_builtin_va_list): Update.
4090 (s390_va_start): Update.
4091 * config/spu/spu.c (direct_return): Update.
4092 (spu_expand_prologue): Update.
4093 (spu_initial_elimination_offset): Update.
4094 (spu_build_builtin_va_list): Update.
4095 (spu_va_start): Update.
4096 * config/sparc/sparc.c (sparc_init_modes): Update.
4097 (sparc_compute_frame_size): Update.
4098 (function_value): Update.
4099 * config/m32r/m32r.c (m32r_compute_frame_size): Update.
4100 * config/i386/i386.md (return expander): Update.
4101 * config/i386/i386.c (ix86_va_start): Update.
4102 (ix86_can_use_return_insn_p): Update.
4103 (ix86_compute_frame_layout): Update.
4104 (ix86_expand_epilogue): Update.
4105 * config/sh/sh.c (output_stack_adjust): Update.
4106 (calc_live_regs): Update.
4107 (sh_expand_prologue): Update.
4108 (sh_builtin_saveregs): Update.
4109 (sh_va_start): Update.
4110 (initial_elimination_offset): Update.
4111 (sh_allocate_initial_value): Update.
4112 (sh_function_ok_for_sibcall): Update.
4113 (sh_get_pr_initial_val): Update.
4114 * config/sh/sh.md (return expander): Update.
4115 * config/avr/avr.c (frame_pointer_required_p): UPdate.
4116 * config/crx/crx.c (crx_compute_frame): UPdate.
4117 (crx_initial_elimination_offset): UPdate.
4118 * config/xtensa/xtensa.c (compute_frame_size): Update
4119 (xtensa_builtin_saveregs): Update.
4120 (xtensa_va_start): Update.
4121 (order_regs_for_local_alloc): Update.
4122 * config/stormy16/stormy16.c (xstormy16_compute_stack_layout): Update.
4123 (xstormy16_expand_builtin_va_start): Update.
4124 * config/fr30/fr30.c (fr30_compute_frame_size): Update.
4125 * config/m68hc11/m68hc11.md (return expanders): Update.
4126 * config/m68hc11/m68hc11.c (expand_prologue): Update.
4127 (expand_epilogue): Update.
4128 * config/cris/cris.c (cris_initial_frame_pointer_offset): Update.
4129 (cris_simple_epilogue): Update.
4130 (cris_expand_prologue): Update.
4131 (cris_expand_epilogue): Update.
4132 * config/iq2000/iq2000.c (iq2000_va_start): Update.
4133 (compute_frame_size): Update.
4134 * config/mt/mt.c (mt_compute_frame_size): Update.
4135 * config/mn10300/mn10300.c (expand_prologue): Update.
4136 (expand_epilogue): Update.
4137 (initial_offset): Update.
4138 (mn10300_builtin_saveregs):
4139 * config/mn10300/mn10300.md (return expander): Update.
4140 * config/ia64/ia64.c (ia64_compute_frame_size): Update.
4141 (ia64_initial_elimination_offset): Update.
4142 (ia64_initial_elimination_offset): Update.
4143 (ia64_expand_prologue): Update.
4144 * config/m68k/m68k.md (return expander): Update.
4145 * config/rs6000/rs6000.c (rs6000_va_start): Update.
4146 (rs6000_stack_info): Update.
4147 * config/mcore/mcore.c (layout_mcore_frame): Update.
4148 (mcore_expand_prolog): Update.
4149 * config/arc/arc.c (arc_compute_frame_size): Update.
4150 * config/score/score3.c (score3_compute_frame_size): Update.
4151 * config/score/score7.c (score7_compute_frame_size): Update.
4152 * config/arm/arm.c (use_return_insn): Update.
4153 (thumb_find_work_register): Update.
4154 (arm_compute_save_reg_mask): Update.
4155 (arm_output_function_prologue): Update.
4156 (arm_output_epilogue): Update.
4157 (arm_size_return_regs): Update.
4158 (arm_get_frame_offsets): Update.
4159 (arm_expand_prologue): Update.
4160 (thumb_exit): Update.
4161 (thumb_unexpanded_epilogue): Update.
4162 (thumb1_output_function_prologue): Update.
4163 * config/pa/pa.md (return expander): Update.
4164 * config/pa/pa.c (compute_frame_size): Update.
4165 (hppa_builtin_saveregs): Update.
4166 * config/mips/mips.c (mips_va_start): Update.
4167 (mips16_build_function_stub): Update.
4168 (mips_compute_frame_info): Update.
4169 (mips_restore_gp): Update.
4170 (mips_output_function_prologue): Update.
4171 (mips_expand_prologue): Update.
4172 * config/v850/v850.c (compute_frame_size): Update.
4173 (expand_prologue): * config/mmix/mmix.c (along): update.
4174 (mmix_initial_elimination_offset): update.
4175 (mmix_reorg): update.
4176 (mmix_use_simple_return): update.
4177 (mmix_expand_prologue): update.
4178 (mmix_expand_epilogue): Update.
4179 * config/bfin/bfin.c (bfin_initial_elimination_offset): Update.
4180 (emit_link_insn): Update.
4182 2008-04-08 Anatoly Sokolov <aesok@post.ru>
4184 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Define
4185 __AVR_HAVE_EIJMP_EICALL__ macro if device have EIJMP and EICALL
4187 * config/avr/avr.c (avr_mcu_types): Set AVR31 architecture for
4190 2008-04-07 Jan Hubicka <jh@suse.cz>
4192 * function.h (rtl): Rename to x_rtl.
4194 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
4195 frame_offset, stack_check_probe_note, arg_pointer_save_area,
4196 used_temp_slots avail_temp_slots, temp_slot_level,
4197 nonlocal_goto_handler_labels): Update accesstors.
4198 (rtl): New global variable.
4199 (struct function): Move some fileds to rtl_data.
4200 (get_arg_pointer_save_area): Update prototype.
4201 * builtins.c (expand_builtin_setjmp_receiver): Update call of
4202 get_arg_pointer_save_area.
4203 * expr.c (init_expr): Update
4204 * function.c (get_frame_size): Update
4205 (assign_stack_local): Update
4206 (expand_function_end): Update.
4207 (get_art_pointer_save_area): Update
4209 * emit-rtl.c (rtl): Declare.
4210 (regno_reg_rtx): Declare.
4211 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
4213 (gen_reg_rtx): Update.
4214 * varasm.c (n_deferred_constatns): Update accestor.
4215 (init_varasm_status): Do not allocate varasm_status.
4216 (force_const_mem, get_pool_size, output_constant_pool): Update.
4217 * stmt.c (force_label_rtx): Do not use x_ prefixes.
4218 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
4219 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Update.
4220 * sparc/sparc.h (INIT_EXPANDERS): Update.
4221 * ia64/ia64.h (INIT_EXPANDERS): Update.
4223 2008-04-07 James E. Wilson <wilson@tuliptree.org>
4225 * reload.c (push_secondary_reload): Add missing break to for loop.
4227 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
4229 PR middle-end/PR28690
4230 * rtlanal.c: Update copyright years.
4231 (commutative_operand_precedence): Give SYMBOL_REF's the same precedence
4232 as REG_POINTER and MEM_POINTER operands.
4233 * emit-rtl.c (gen_reg_rtx_and_attrs): New function.
4234 (set_reg_attrs_from_value): Call mark_reg_pointer as appropriate.
4235 * rtl.h (gen_reg_rtx_and_attrs): Add prototype for new function.
4236 * gcse.c: Update copyright years.
4237 (pre_delete): Call gen_reg_rtx_and_attrs.
4238 (hoist_code): Likewise.
4239 (build_store_vectors): Likewise.
4240 (delete_store): Likewise.
4241 * loop-invariant.c (move_invariant_reg): Likewise.
4242 Update copyright years.
4244 2008-04-07 Uros Bizjak <ubizjak@gmail.com>
4246 * config/i386/i386.md ("*sse_prologue_save_insn"): Use braced output
4247 control string instead of quoted.
4249 2008-04-07 Kenneth Zadeck <zadeck@naturalbridge.com>
4251 * doc/rtl.texi: Rewrite of subreg section.
4253 2008-04-07 Kai Tietz <kai.tietz@onevision.com>
4256 * config/i386/i386.c (legitimize_pic_address): Add treating
4257 of dllimport SYM_REF's.
4258 (legitimize_dllimport_symbol): Add prototype.
4260 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
4262 * fold-const.c (fold) <ARRAY_REF>: New case. Try to fold constant
4263 reference in constructor with non self-referential type.
4265 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
4267 Removal of Return with Depressed Stack Pointer support
4268 * tree.h (TYPE_RETURNS_STACK_DEPRESSED): Delete.
4269 (ECF_SP_DEPRESSED): Likewise.
4270 (ECF_LIBCALL_BLOCK, ECF_NOVOPS): Adjust.
4271 * calls.c (emit_call_1): Do not test ECF_SP_DEPRESSED.
4272 (flags_from_decl_or_type): Do not test TYPE_RETURNS_STACK_DEPRESSED.
4273 (expand_call): Do not test ECF_SP_DEPRESSED.
4274 * dse.c (dse_step0): Do not test TYPE_RETURNS_STACK_DEPRESSED.
4275 * function.c (keep_stack_depressed): Delete.
4276 (handle_epilogue_set): Likewise.
4277 (update_epilogue_consts): Likewise.
4278 (emit_equiv_load): Likewise.
4279 (thread_prologue_and_epilogue_insns): Remove support for Return with
4280 Depressed Stack Pointer.
4281 * print-tree.c (print_node): Do not test TYPE_RETURNS_STACK_DEPRESSED.
4283 2008-04-06 Richard Guenther <rguenther@suse.de>
4285 PR tree-optimization/35400
4286 * tree-vrp.c (vrp_evaluate_conditional): Only query value-range
4287 information from SSA_NAMEs.
4289 2008-04-06 Anatoly Sokolov <aesok@post.ru>
4291 * config/avr/avr.h (avr_mega_p): Remove declaration.
4292 (AVR_MEGA): Remove macro.
4293 * config/avr/avr.c (avr_mega_p): Remove variable.
4294 (avr_override_options): Remove inicializion of avr_mega_p.
4295 Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
4296 (print_operand): Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
4297 (avr_jump_mode): (Ditto.).
4298 (avr_output_progmem_section_asm_op): (Ditto.).
4299 (avr_asm_init_sections): (Ditto.).
4300 (avr_asm_init_sections): (Ditto.).
4301 (avr_rtx_costs): (Ditto.).
4302 * config/avr/avr.md: (Ditto.).
4303 * config/avr/avr.h: Use '__AVR_HAVE_JMP_CALL__' instead of
4306 2008-04-06 Richard Guenther <rguenther@suse.de>
4308 PR tree-optimization/35842
4309 * tree-ssa-address.c (fixed_address_object_p): Adjust to match
4310 is_gimple_invariant_address.
4312 2008-04-06 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
4314 * gcc.c (default_compilers): Sync Fortran extensions list with
4315 that in fortran/lang-specs.h.
4316 * doc/invoke.texi: Likewise.
4317 * dbxout.c (get_lang_number): Use "GNU Fortran" in "GNU F95".
4318 * dwarf2out.c (gen_compile_unit_die): Likewise.
4320 2008-04-06 Tom G. Christensen <tgc@jupiterrise.com>
4322 * gthr-posix95.h (__gthread_cond_wait_recursive): Add missing &.
4324 2008-04-05 Uros Bizjak <ubizjak@gmail.com>
4327 * config/i386/i386.c (ix86_function_regparm): Error if regparm(3)
4328 attribute is used for nested functions.
4330 2008-04-05 Jan Hubicka <jh@suse.cz>
4332 * emit-rtl.c (init_emit): xcalloc regno_pointer_align.
4334 * tree-dump.c (dump_enable_all): Remove prototype; do not accept
4336 (dump_files): Update.
4337 (enable_rtl_dump_file): Do not accept letter argument.
4338 * tree-pass.h (dump_file_info): Remove letter argument.
4339 * toplev.c (decode_d_option): Update -da handling.
4340 * toplev.h (enable_rtl_dump_file): Update prototype.
4341 * passes.c (register_one_dump_file): Do not accept IPA argument; work
4342 it out based on pass type.
4343 (register_dump_files_1): Likewise.
4344 (init_optimization_passes): Update register_one_dump_file calls.
4345 (execute_one_pass): Sanity check that IPA passes are called at IPA
4346 level and RTL passes at RTL level.
4347 (execute_pass_list): IPA pass can not be after or subpass of
4349 (execute_ipa_pass_list): Handle IPA subpasses of IPA subpasses and
4350 disallov RTL subpasses of IPA subpasses.
4352 2008-04-05 Ben Elliston <bje@au.ibm.com>
4354 * tree-cfg.c (need_fake_edge_p): Return false for calls to
4355 builtins that return exactly once and do not throw. Cache call to
4358 2008-04-04 Andy Hutchinson <hutchinsonandy@aim.com>
4360 PR rtl-optimization/34916
4362 * combine.c (create_log_links): Do not create duplicate LOG_LINKS
4363 between instruction pairs.
4365 2008-04-04 Naveen.H.S <naveen.hs@kpitcummins.com>
4367 * doc/invoke.texi: Document -mbitops for SH.
4368 * config/sh/constraints.md (K03, K12, Sbv, Sbw): New constraints.
4369 * config/sh/predicates.md (bitwise_memory_operand): New predicate.
4370 * config/sh/sh.c (print_operand): Add %t operand code.
4371 * config/sh/sh.h (GO_IF_LEGITIMATE_INDEX): Add condition for SH2A.
4372 * config/sh/sh.md (*iorsi3_compact): Fix condition for SH2A.
4373 (extendqisi2_compact): Add the alternative for SH2A 4-byte mov.b.
4374 (extendqihi2): Likewise.
4375 (movqi_i): Likewise.
4376 (insv): Use bset, bclr and bst instructions for SH2A if possible.
4377 (extv): Use bld instruction for SH2A if possible.
4379 (bclr_m2a, bclrmem_m2a, bset_m2a, bsetmem_m2a, bst_m2a, bld_m2a,
4380 bldsign_m2a, bld_reg, *bld_regqi, band_m2a, bandreg_m2a,
4381 bor_m2a, borreg_m2a, bxor_m2a, bxorreg_m2a): New insns.
4382 (bset.b, bclr.b): Define peepholes.
4383 * config/sh/sh.opt (mbitops): New option.
4385 2008-04-04 Janis Johnson <janis187@us.ibm.com>
4388 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle indirect ref
4389 and view convert expression.
4391 2008-04-04 Jakub Jelinek <jakub@redhat.com>
4394 * tree-cfg.c (remove_useless_stmts_1): Handle OMP_* containers.
4396 2008-04-04 H.J. Lu <hongjiu.lu@intel.com>
4398 * config.gcc (extra_headers): Add wmmintrin.h for x86 and x86-64.
4400 * config/i386/cpuid.h (bit_AES): New.
4401 (bit_PCLMUL): Likewise.
4403 * config/i386/i386.c (pta_flags): Add PTA_AES and PTA_PCLMUL.
4404 (override_options): Handle PTA_AES and PTA_PCLMUL. Enable
4405 SSE2 if AES or PCLMUL is enabled.
4406 (ix86_builtins): Add IX86_BUILTIN_AESENC128,
4407 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
4408 IX86_BUILTIN_AESDECLAST128, IX86_BUILTIN_AESIMC128,
4409 IX86_BUILTIN_AESKEYGENASSIST128 and IX86_BUILTIN_PCLMULQDQ128.
4410 (bdesc_sse_3arg): Add IX86_BUILTIN_PCLMULQDQ128.
4411 (bdesc_2arg): Add IX86_BUILTIN_AESENC128,
4412 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
4413 IX86_BUILTIN_AESDECLAST128 and IX86_BUILTIN_AESKEYGENASSIST128.
4414 (bdesc_1arg): Add IX86_BUILTIN_AESIMC128.
4415 (ix86_init_mmx_sse_builtins): Define __builtin_ia32_aesenc128,
4416 __builtin_ia32_aesenclast128, __builtin_ia32_aesdec128,
4417 __builtin_ia32_aesdeclast128,__builtin_ia32_aesimc128,
4418 __builtin_ia32_aeskeygenassist128 and
4419 __builtin_ia32_pclmulqdq128.
4420 * config/i386/i386.c (ix86_expand_binop_imm_builtin): New.
4421 (ix86_expand_builtin): Use it for IX86_BUILTIN_PSLLDQI128 and
4422 IX86_BUILTIN_PSRLDQI128. Handle IX86_BUILTIN_AESKEYGENASSIST128.
4424 * config/i386/i386.h (TARGET_AES): New.
4425 (TARGET_PCLMUL): Likewise.
4426 (TARGET_CPU_CPP_BUILTINS): Handle TARGET_AES and TARGET_PCLMUL.
4428 * config/i386/i386.md (UNSPEC_AESENC): New.
4429 (UNSPEC_AESENCLAST): Likewise.
4430 (UNSPEC_AESDEC): Likewise.
4431 (UNSPEC_AESDECLAST): Likewise.
4432 (UNSPEC_AESIMC): Likewise.
4433 (UNSPEC_AESKEYGENASSIST): Likewise.
4434 (UNSPEC_PCLMUL): Likewise.
4436 * config/i386/i386.opt (maes): New.
4437 (mpclmul): Likewise.
4439 * config/i386/sse.md (aesenc): New pattern.
4440 (aesenclast): Likewise.
4442 (aesdeclast): Likewise.
4444 (aeskeygenassist): Likewise.
4445 (pclmulqdq): Likewise.
4447 * config/i386/wmmintrin.h: New.
4449 * doc/extend.texi: Document AES and PCLMUL built-in function.
4451 * doc/invoke.texi: Document -maes and -mpclmul.
4453 2008-04-04 Paolo Bonzini <bonzini@gnu.org>
4455 * function.c (free_after_parsing): Replace with
4456 cxx_push_function_context from C++ front-end.
4457 (allocate_struct_function): Don't call langhook.
4458 * langhooks.h (struct lang_hooks_for_functions): Delete.
4459 (struct lang_hooks): Add back missing_noreturn_ok_p here, delete
4461 * langhooks-def.h (LANG_HOOKS_MISSING_NORETURN_OK_P): Add.
4462 (LANG_HOOKS_FUNCTION_INIT, LANG_HOOKS_FUNCTION_FINAL,
4463 LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P,
4464 LANG_HOOKS_FUNCTION_INITIALIZER): Delete.
4465 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_MISSING_NORETURN_OK_P,
4466 remove LANG_HOOKS_FUNCTION_INITIALIZER.
4467 * tree-cfg.c: Adjust call to missing_noreturn_ok_p langhook.
4469 * c-objc-common.h (LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P):
4470 Rename to LANG_HOOKS_MISSING_NORETURN_OK_P.
4472 2008-04-04 Jakub Jelinek <jakub@redhat.com>
4475 * c-pretty-print.c (pp_c_initializer_list): Handle CONSTRUCTOR
4478 2008-04-04 Richard Guenther <rguenther@suse.de>
4481 * fold-const.c (optimize_minmax_comparison): Use the correct
4482 type for the constant in the simplified comparison.
4484 2008-04-04 Zuxy Meng <zuxy.meng@gmail.com>
4486 * config/i386/driver-i386.c (describe_cache): Add l2_sizekb argument.
4487 Pass L2 size as "--param l2-cache-size" to the compiler.
4488 (decode_l2_cache): New function to decode L2 cache parameters using
4489 0x8000006 extended cpuid function.
4490 (detect_caches_amd): Determine parameters of L2 cache using
4491 decode_l2_caches function.
4492 (decode_caches_intel): Decode L2 cache parameters.
4493 (detect_caches_intel): Determine L2 cache parameters using
4494 decode_caches_intel and decode_l2_caches functions.
4496 2008-04-03 Bob Wilson <bob.wilson@acm.org>
4498 * config/xtensa/xtensa.c (xtensa_secondary_reload_class): Use a
4499 secondary input reload for subword loads from the constant pool.
4501 2008-04-03 Janis Johnson <janis187@us.ibm.com>
4504 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Use integer
4505 constants of the appropriate size for runtime calculations.
4508 * dfp.c (decimal_from_decnumber): Retain trailing zeroes for
4509 decimal-float literal constant zero.
4511 2008-04-03 Jakub Jelinek <jakub@redhat.com>
4514 * c-parser.c (c_parser_omp_atomic): Call
4515 default_function_array_conversion on the RHS.
4518 * omp-low.c (scan_sharing_clauses) <case OMP_CLAUSE_SHARED>: Don't
4519 call is_variable_sized if decl has incomplete type.
4521 2008-04-03 H.J. Lu <hongjiu.lu@intel.com>
4523 * config/i386/i386-protos.h (ix86_aligned_p): Removed.
4525 2008-04-03 Adam Nemet <anemet@caviumnetworks.com>
4527 * config/mips/mips.md (any_gt, any_ge, any_lt, any_le): New code
4529 (u): Add attribute values for gt, gtu, ge, geu, lt, ltu, le and leu.
4530 (sgt<u>): Merge sgt and sgtu into new expander.
4531 (sgt, sgtu): Remove expanders.
4532 (*sgt<u>_<mode>): Merge *sgt_<mode> and *sgtu_<mode> into new pattern.
4533 (*sgt_<mode>, *sgtu_<mode>): Remove patterns.
4534 (*sgt<u>_<mode>_mips16): Merge *sgt_<mode>_mips16 and
4535 *sgtu_<mode>_mips16 into new pattern.
4536 (*sgt_<mode>_mips16, *sgtu_<mode>_mips16): Remove patterns.
4537 (sge<u>): Merge sge and sgeu into new expander.
4538 (sge, sgeu): Remove expanders.
4539 (*sge<u>_<mode>): Merge *sge_<mode> and second *sge_<mode> into
4541 (*sge_<mode>, second *sge_<mode>): Remove patterns.
4542 (slt<u>): Merge slt and sltu into new expander.
4543 (slt, sltu): Remove expanders.
4544 (*slt<u>_<mode>): Merge *slt_<mode> and *sltu_<mode> into new pattern.
4545 (*slt_<mode>, *sltu_<mode>): Remove patterns.
4546 (*slt<u>_<mode>_mips16): Merge *slt_<mode>_mips16 and
4547 *sltu_<mode>_mips16 into new pattern.
4548 (*slt_<mode>_mips16, *sltu_<mode>_mips16): Remove patterns.
4549 (sle<u>): Merge sle and sleu into new expander.
4550 (sle, sleu): Remove expanders.
4551 (*sle<u>_<mode>): Merge *sle_<mode> and *sleu_<mode> into new pattern.
4552 (*sle_<mode>, *sleu_<mode>): Remove patterns.
4553 (*sle<u>_<mode>_mips16): Merge *sle_<mode>_mips16 and
4554 *sleu_<mode>_mips16 into new pattern.
4555 (*sle_<mode>_mips16, *sleu_<mode>_mips16): Remove patterns.
4557 2008-04-03 Jan Hubicka <jh@suse.cz>
4559 PR tree-optimization/35795
4560 * alpha/alpha.c (alpha_output_mi_thunk_osf): Free after compilation.
4561 * sparc/sparc.c (sparc_output_mi_thunk): Likewise.
4562 * ia64/ia64.c (ia64_output_mi_thunk): Likewise.
4563 * m68k/m68k.c (m68k_output_mi_thunk): Likewise.
4564 * score/score3.c (score3_output_mi_thunk): Likewise.
4565 * score/score7.c (score7_output_mi_thunk): Likewise.
4566 * mips/mips.c (mips_output_mi_thunk): Likewise.
4568 2008-04-03 Richard Guenther <rguenther@suse.de>
4570 * tree-vrp.c (extract_range_from_unary_expr): Handle all
4571 conversions. Simplify code.
4573 2008-04-03 Kaz Kojima <kkojima@gcc.gnu.org>
4575 * config/sh/sh.c (sh_output_mi_thunk): Free cfun.
4577 2008-04-03 Tom Tromey <tromey@redhat.com>
4578 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4580 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
4581 * config/bfin/t-bfin-linux (generated_files): Add
4582 linux-sysroot-suffix.h.
4583 * doc/install.texi (Prerequisites): Require make 3.80.
4584 * doc/sourcebuild.texi (Front End Directory): Document new
4586 * Makefile.in (generated_files): New variable.
4587 (ALL_HOST_OBJS): New variable.
4588 ($(ALL_HOST_OBJS)): New target.
4590 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
4592 * tree-inline.c (copy_generic_body, copy_decl_no_change): Export.
4593 (remap_block): Call id->transform_lang_insert_block instead
4595 (optimize_inline_calls, unsave_expr_now, tree_function_versioning):
4596 Set id.transform_lang_insert_block to NULL.
4597 (clone_body): Move to cp/optimize.c
4598 * tree-inline.h (struct copy_body_data): Change
4599 transform_lang_insert_block to function pointer.
4600 (copy_generic_body, copy_decl_no_change): Export.
4601 * langhooks.h (struct lang_hooks_for_decls): Kill insert_block.
4602 * langhooks-def.h (LANG_HOOKS_INSERT_BLOCK): Kill.
4603 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_INSERT_BLOCK.
4605 * c-tree.h (insert_block): Kill.
4606 * c-decl.c (insert_block): Kill.
4608 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
4610 * c-objc-common.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
4611 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
4612 * c-tree.h (c_push_function_context, c_pop_function_context): Remove
4614 * c-decl.c (c_push_function_context, c_pop_function_context): Remove
4615 argument, call {push,pop}_function_context from here.
4616 * c-parser.c: Use c_{push,pop}_function_context.
4618 * function.c (push_function_context_to): Move meat ...
4619 (push_function_context): ... here. Simplify.
4620 * function.c (pop_function_context_from): Move meat ...
4621 (pop_function_context): ... here. Simplify.
4622 * langhooks.h (struct lang_hooks_for_functions): Remove enter_nested,
4624 * langhooks-def.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
4625 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
4626 (LANG_HOOKS_FUNCTION_INITIALIZER): Delete them from here.
4627 * tree.h (push_function_context_to, pop_function_context_from): Remove.
4629 2008-04-03 Ben Elliston <bje@au.ibm.com>
4631 * expmed.c (extract_force_align_mem_bit_field): Remove.
4633 2008-04-03 Richard Guenther <rguenther@suse.de>
4636 * expr.h (try_casesi): Adjust prototype.
4637 * expr.c (try_casesi): Take fallback label as extra parameter.
4638 Use that for gen_casesi if default_label is NULL.
4639 * stmt.c (expand_case): Pass fallback label to try_casesi,
4640 make sure to fill gaps with a fallback label if default_label
4643 2008-04-03 Dominique d'Humieres <dominiq@lps.ens.fr>
4646 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Free cfun.
4648 2008-04-03 Ben Elliston <bje@au.ibm.com>
4650 * expmed.c (extract_split_bit_field): Remove if (0) code.
4651 * tree-ssa-structalias.c (do_sd_constraint): Likewise.
4652 (do_ds_constraint): Likewise.
4654 2008-04-02 Joseph Myers <joseph@codesourcery.com>
4656 * doc/cppopts.texi (-dU): Document.
4657 * c-common.h (flag_dump_macros): Update comment.
4658 * c-opts.c (handle_OPT_d): Handle -dU.
4659 * c-ppoutput.c (macro_queue, define_queue, undef_queue,
4660 dump_queued_macros, cb_used_define, cb_used_undef): New.
4661 (init_pp_output): Handle -dU.
4662 (cb_line_change): Call dump_queued_macros.
4663 * toplev.c (decode_d_option): Accept -dU as preprocessor option.
4665 2008-04-02 Anatoly Sokolov <aesok@post.ru>
4667 * config/avr/predicates.md (io_address_operand): New predicate.
4668 * config/avr/avr-protos.h (avr_io_address_p): Remove declaration.
4669 * config/avr/avr.c (avr_io_address_p): Remove function.
4670 (out_movqi_r_mr): Use 'io_address_operand' predicate instead of
4671 'avr_io_address_p' function.
4672 (out_movhi_r_mr): (Ditto.).
4673 (out_movqi_mr_r): (Ditto.).
4674 (out_movhi_mr_r): (Ditto.).
4675 (avr_address_cost): (Ditto.).
4677 2008-04-02 Uros Bizjak <ubizjak@gmail.com>
4679 * config/i386/i386.md (*float<SSEMODEI24:mode><X87MODEF:mode>2_1):
4680 Emit gen_floatdi<X87MODEF:mode>2_i387_with_xmm for DImode values
4681 in 32bit mode when XMM registers are available to avoid store
4683 (floatdi<X87MODEF:mode>2_i387_with_xmm): New insn pattern and
4684 corresponding post-reload splitters.
4686 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
4688 * config/i386/i386.c (bdesc_sse_3arg): Add __builtin_ia32_shufps
4689 and __builtin_ia32_shufpd. Provide __builtin_ia32_roundsd and
4690 __builtin_ia32_roundss.
4691 (ix86_init_mmx_sse_builtins): Remove __builtin_ia32_shufps,
4692 __builtin_ia32_shufpd, __builtin_ia32_roundsd and
4693 __builtin_ia32_roundss.
4694 (ix86_expand_builtin): Don't handle IX86_BUILTIN_SHUFPS and
4695 IX86_BUILTIN_SHUFPD here.
4697 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
4699 * config/i386/i386.md (plogic): New.
4700 (plogicprefix): Likewise.
4702 * config/i386/mmx.md (mmx_<code><mode>3): New.
4703 (mmx_and<mode>3): Removed.
4704 (mmx_ior<mode>3): Likewise.
4705 (mmx_xor<mode>3): Likewise.
4707 * config/i386/sse.md (<code><mode>3): New.
4708 (*<code><mode>3): Likewise.
4709 (*<code><mode>3): Likewise.
4710 (<code><mode>3): Likewise.
4711 (*sse_<code><mode>3): Likewise.
4712 (*sse2_<code><mode>3): Likewise.
4713 (<code>tf3): Likewise.
4714 (*<code>tf3): Likewise.
4715 (and<mode>3): Likewise.
4716 (*and<mode>3): Likewise.
4717 (ior<mode>3): Removed.
4718 (*ior<mode>3): Likewise.
4719 (xor<mode>3): Likewise.
4720 (*xor<mode>3): Likewise.
4721 (*and<mode>3): Likewise.
4722 (*ior<mode>3): Likewise.
4723 (*xor<mode>3): Likewise.
4724 (and<mode>3): Likewise.
4725 (*sse_and<mode>3): Likewise.
4726 (*sse2_and<mode>3): Likewise.
4728 (*andtf3): Likewise.
4729 (ior<mode>3): Likewise.
4730 (*sse_ior<mode>3): Likewise.
4731 (*sse2_ior<mode>3): Likewise.
4733 (*iortf3): Likewise.
4734 (xor<mode>3): Likewise.
4735 (*sse_xor<mode>3): Likewise.
4736 (*sse2_xor<mode>3): Likewise.
4738 (*xortf3): Likewise.
4740 2008-04-02 Richard Guenther <rguenther@suse.de>
4742 PR tree-optimization/14495
4743 PR tree-optimization/34793
4744 * tree-vrp.c (struct switch_update): New structure.
4745 (to_remove_edges, to_update_switch_stmts): New VECs.
4746 (simplify_switch_using_ranges): New function. Remove not taken
4747 case labels and edges.
4748 (simplify_stmt_using_ranges): Call it.
4749 (identify_jump_threads): Mark edges we have queued for removal
4750 so we don't thread them.
4751 (execute_vrp): Remove edges queued for removal, update SWITCH_STMT
4753 * tree-cfg.c (group_case_labels): Deal with missing default label.
4754 (tree_verify_flow_info): Allow missing default label.
4755 * stmt.c (emit_case_bit_tests): Deal with NULL default_label.
4756 (emit_case_nodes): Likewise.
4757 (expand_case): Do not rely on the default label to be present.
4758 * expr.c (try_casesi): Deal with NULL default_label.
4759 (do_tablejump): Likewise.
4761 2008-04-02 Richard Guenther <rguenther@suse.de>
4763 PR tree-optimization/14495
4764 * tree-vrp.c (vrp_visit_cond_stmt): Do not handle
4765 SWITCH_EXPR here ...
4766 (vrp_visit_switch_stmt): ... but here (new function).
4767 (find_case_label_index): New helper function.
4768 (vrp_visit_stmt): Dispatch to vrp_visit_switch_stmt.
4770 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
4772 * fwprop.c: Fix ISO-C99ism.
4774 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
4777 * Makefile.in (objdir): Set it here.
4778 * configure.ac: Not here. Find dynamic linker characteristics.
4779 * exec-tool.in: Use them.
4780 * aclocal.m4: Regenerate.
4781 * configure: Regenerate.
4783 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
4785 * expr.c (expand_var): Delete it.
4786 * expr.h (expand_var): Delete prototype.
4787 * function.c (expand_function_start): Use expand_decl instead.
4788 * cfgexpand.c (expand_one_static_var, expand_one_var): Don't call
4791 2008-04-02 Andy Hutchinson <hutchinsonamdy@aim.com>
4793 PR rtl-optimization/35542
4794 * fwprop.c (forward_propagate_and_simplify): Replace
4795 loc_reg_mentioned_in_p with reg_mentioned_p.
4797 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
4799 PR rtl-optimization/35281
4800 * fwprop.c (PR_CAN_APPEAR, PR_HANDLE_MEM): New.
4801 (propagate_rtx_1): Handle PR_HANDLE_MEM.
4802 (propagate_rtx): Pass PR_HANDLE_MEM if appropriate.
4803 (varying_mem_p): Move above propagate_rtx.
4804 (all_uses_available_at): Do not check MEMs.
4806 2008-04-02 Rafael Espindola <espindola@google.com>
4808 * tree-vrp.c (extract_code_and_val_from_cond): Remove.
4809 (register_edge_assert_for_2): Split the cond argument.
4810 (register_edge_assert_for_1): Adjust for the change in
4811 register_edge_assert_for_2.
4812 (register_edge_assert_for): Split the cond argument.
4813 (find_switch_asserts): Adjust for the change in
4814 register_edge_assert_for.
4816 2008-04-02 Kai Tietz <kai.tietz@onevision.com>
4818 * config.gcc: Add for x86_64-*-mingw* the t-crtfm to tbuild.
4819 * config/i386/cygming.h (ASM_OUTPUT_DWARF_OFFSET): Add 8 byte
4820 offsets for 64-bit mingw.
4821 * config/i386/i386.c (ix86_pass_by_reference): Correct calling
4822 abi for x86_64-pc-mingw.
4824 2008-04-02 Richard Guenther <rguenther@suse.de>
4826 * tree-vrp.c (extract_range_from_assert): Make sure to not
4827 produce range min/max with TREE_OVERFOW set.
4828 If merging a anti-range and a range keep the anti-range if
4829 the range covers all values of the type.
4830 (register_edge_assert_for_2): Only allow sign-changing
4831 conversions in detecting canonical range checks. Also
4832 register an assert for the unsigned name if useful.
4834 PR tree-optimization/35787
4835 * tree-vrp.c (vrp_val_max): New function.
4836 (vrp_val_min): Likewise.
4837 (vrp_val_is_max): Move earlier, use vrp_val_{min,max}.
4838 (vrp_val_is_min): Likewise.
4839 (supports_overflow_infinity): Use vrp_val_{min,max}.
4840 (negative_overflow_infinity): Likewise.
4841 (positive_overflow_infinity): Likewise.
4842 (is_negative_overflow_infinity): Use vrp_val_is_{min,max}.
4843 (is_positive_overflow_infinity): Likewise.
4844 (is_overflow_infinity): Likewise.
4845 (avoid_overflow_infinity): Use vrp_val_{min,max} and
4846 vrp_val_is_{min,max}.
4847 (set_and_canonicalize_value_range): Canonicalize anti-ranges
4848 to ranges if possible. Avoid empty ranges.
4850 2008-04-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4853 * fold-const.c (get_pointer_modulus_and_residue): Return modulus 1 if
4854 the expression is a function address.
4856 2008-04-01 George Helffrich <george@gcc.gnu.org>
4858 PR fortran/35154, fortran/23057
4859 * dbxout.c: Emit .stabs debug info for Fortran COMMON block
4860 variables as base symbol name + offset using N_BCOMM/N_ECOMM.
4861 (is_fortran, dbxout_common_name, dbxout_common_check): New functions.
4862 (dbxout_symbol_location): Transform N_LCSYM to N_GSYM for storage
4864 (dbxout_syms): Check for COMMON-based symbol and wrap in
4865 N_BCOMM/N_ECOMM stab bracket, including as many symbols as possible
4866 in bracket for efficiency.
4868 * dwarf2out.c: Emit DWARF debug info for Fortran COMMON block
4869 using DW_TAG_common_block + member offset.
4870 (add_pubname_string): New function.
4871 (dw_expand_expr): New function to find block name and offset for
4873 (common_check): New function to check whether symbol in Fortran COMMON.
4874 (gen_variable_die): If COMMON, use DW_TAG_common_block.
4876 2008-04-01 Volker Reichelt <v.reichelt@netcologne.de>
4879 * c-format.c (init_dynamic_gfc_info): Ignore invalid locus type.
4881 2008-04-02 Ben Elliston <bje@au.ibm.com>
4883 * config/v850/v850.md (casesi): Remove if (0) code.
4884 * config/i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
4885 * config/alpha/alpha.c (alpha_initialize_trampoline): Likewise.
4887 2008-04-01 Uros Bizjak <ubizjak@gmail.com>
4889 * config/i386/i386.md (rex64suffix): New mode attribute.
4890 (floathi<mode>2): Disable expander for SSE math.
4891 (*floathi<mode>2_1): New insn insn_and_split pattern.
4892 (*floathi<mode>2_i387_with_temp): New macroized instruction pattern and
4893 corresponding post-reload splitters.
4894 (*floathi<mode>2_i387): New macroized insn pattern.
4895 (float<SSEMODEI24:mode><X87MODEF:mode>2): New macroized expander.
4896 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1): New macroized
4897 insn_and_split pattern.
4898 (*floatsi<mode>2_vector_mixed_with_temp, *floatsi<mode>2_vector_mixed):
4899 New macroized instruction patterns and corresponding post-reload
4901 (*floatsi<mode>2_mixed_with_temp): New macroized instruction pattern
4902 and corresponding post-reload splitters.
4903 (*floatsi<mode>2_mixed_interunit, *floatsi<mode>2_mixed_nointerunit):
4904 New macroized instruction patterns.
4905 (*floatsi<mode>2_vector_sse_with_temp, *floatsi<mode>2_vector_sse): New
4906 macroized instruction patterns and corresponding post-reload splitters.
4907 (*floatsi<mode>2_sse_with_temp): New macroized instruction pattern and
4908 corresponding post-reload splitters.
4909 (*floatsi<mode>2_sse_interunit, *floatsi<mode>2_mixed_nointerunit):
4910 New macroized instruction patterns.
4911 (*floatsi<mode>2_i387_with_temp): New macroized instruction pattern and
4912 corresponding post-reload splitters.
4913 (*floatsi<mode>2_i387): New macroized instruction patterns.
4915 2008-04-01 H.J. Lu <hongjiu.lu@intel.com>
4917 * config/i386/i386.md (smaxmin): New.
4918 (umaxmin): Likewise.
4919 (maxminiprefix): Likewise.
4920 (maxminfprefix): Likewise.
4921 (<code><mode>3): Likewise.
4922 (smin<mode>3): Removed.
4923 (smax<mode>3): Likewise.
4925 * config/i386/mmx.md (mmx_<code>v2sf3): New.
4926 (mmx_<code>v4hi3): Likewise.
4927 (mmx_<code>v8qi3): Likewise.
4928 (mmx_smaxv2sf3): Removed.
4929 (mmx_sminv2sf3): Likewise.
4930 (mmx_umaxv8qi3): Likewise.
4931 (mmx_smaxv4hi3): Likewise.
4932 (mmx_uminv8qi3): Likewise.
4933 (mmx_sminv4hi3): Likewise.
4935 * config/i386/sse.md (<addsub><mode>3): New.
4936 (*<addsub><mode>3): Likewise.
4937 (<sse>_vm<addsub><mode>3): Likewise.
4938 (<maxmin><mode>3): Likewise.
4939 (*<maxmin><mode>3_finite): Likewise.
4940 (*<maxmin><mode>3): Likewise.
4941 (<sse>_vm<maxmin><mode>3): Likewise.
4942 (sse3_h<addsub>v4sf3): Likewise.
4943 (sse3_h<addsub>v2df3): Likewise.
4944 (<maxmin>v16qi3): Likewise.
4945 (*<maxmin>v16qi3): Likewise.
4946 (<maxmin>v8hi3): Likewise.
4947 (*<maxmin>v8hi3): Likewise.
4948 (*sse4_1_<maxmin><mode>3): Likewise.
4949 (*sse4_1_<maxmin><mode>3): Likewise.
4950 (add<mode>3): Removed.
4951 (*add<mode>3): Likewise.
4952 (<sse>_vmadd<mode>3): Likewise.
4953 (sub<mode>3): Likewise.
4954 (*sub<mode>3): Likewise.
4955 (<sse>_vmsub<mode>3): Likewise.
4956 (smin<mode>3): Likewise.
4957 (*smin<mode>3_finite): Likewise.
4958 (*smin<mode>3): Likewise.
4959 (<sse>_vmsmin<mode>3): Likewise.
4960 (smax<mode>3): Likewise.
4961 (*smax<mode>3_finite): Likewise.
4962 (*smax<mode>3): Likewise.
4963 (<sse>_vmsmax<mode>3): Likewise.
4964 (sse3_haddv4sf3): Likewise.
4965 (sse3_haddv2df3): Likewise.
4966 (sse3_hsubv4sf3): Likewise.
4967 (sse3_hsubv2df3): Likewise.
4968 (umaxv16qi3): Likewise.
4969 (*umaxv16qi3): Likewise.
4970 (smaxv8hi3): Likewise.
4971 (*smaxv8hi3): Likewise.
4972 (*sse4_1_smax<mode>3): Likewise.
4973 (*sse4_1_umax<mode>3): Likewise.
4974 (uminv16qi3): Likewise.
4975 (*uminv16qi3): Likewise.
4976 (sminv8hi3): Likewise.
4977 (*sminv8hi3): Likewise.
4978 (*sse4_1_smin<mode>3): Likewise.
4979 (*sse4_1_umin<mode>3): Likewise.
4981 2008-04-01 Rafael Espindola <espindola@google.com>
4983 * tree-cfg.c (verify_expr): remove in_phi.
4984 (verify_stmt): Don't call walk_tree with verify_expr. Use
4985 is_gimple_min_invariant instead of is_gimple_val.
4987 2008-04-01 Joseph Myers <joseph@codesourcery.com>
4989 * doc/include/gpl_v3.texi: Update for manpage generation.
4990 * doc/gcc.texi, doc/gccint.texi: Include gpl_v3.texi instead of
4992 * doc/sourcebuild.texi: Document gpl_v3.texi as well as gpl.texi.
4993 * Makefile.in (TEXI_GCC_FILES, TEXI_GCCINT_FILES): Include
4994 gpl_v3.texi instead of gpl.texi.
4997 2008-04-01 Jakub Jelinek <jakub@redhat.com>
5000 * c-pch.c (c_common_read_pch): On error close (fd) resp. fclose (f).
5002 2008-04-01 Rafael Espindola <espindola@google.com>
5004 * tree-vrp.c (extract_code_and_val_from_cond_with_ops): New.
5005 (extract_code_and_val_from_cond): Use
5006 extract_code_and_val_from_cond_with_ops.
5008 2008-04-01 Jan Hubicka <jh@suse.cz>
5010 * function.c (free_after_compilation): Free epilogue_delay_list.
5011 (prepare_function_start): Assert that previous compilation was freed.
5013 2008-04-01 Jan Hubicka <jh@suse.cz>
5014 Jim Wilson <wilson@tuliptree.org>
5015 Andreas Tobler <andreast@gcc.gnu.org>
5018 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Use
5019 rtl.emit instead cfun->emit.
5020 * sparc/sparc.h (INIT_EXPANDERS): Likewise.
5021 * ia64/ia64.h (INIT_EXPANDERS): Likewise.
5023 2008-04-01 Ben Elliston <bje@au.ibm.com>
5025 * doc/c-tree.texi (Function Basics): Fix grammatical error.
5027 2008-03-31 Seongbae Park <seongbae.park@gmail.com>
5029 * common.opt (fprofile-dir=, fprofile-use=, fprofile-generate=):
5031 (fprofile-use): Add var flag_profile_use
5032 * coverage.c (coverage_begin_output): Do not open a gcno file for
5033 output only if -ftest-coverage is set.
5034 Do not add getpwd() to gcda file path.
5035 (build_gcov_info): Check the new flag
5036 flag_profile_datafile_relative_path.
5037 (coverage_init): Use profile_data_prefix.
5038 Read profile counter only if flag_profile_use is set.
5039 * opts.c (common_handle_option): New option fprofile-use=,
5040 fprofile-dir=, fprofile-generate=.
5041 * toplev.c (profile_data_prefix): New variable definition.
5042 * toplev.h (profile_data_prefix): New declaration.
5043 * doc/invoke.tex (Option Summary, Optimization Options):
5046 2008-03-31 James E. Wilson <wilson@tuliptree.org>
5048 * varasm.c (output_constant_pool_1): In LABEL_REF check,
5049 use tmp consistently.
5052 * config/ia64/div.md (recip_approx_rf): Use UNSPEC not DIV.
5053 * config/ia64/ia64.c (rtx_needs_barrier): Handle
5054 UNSPEC_FR_RECIP_APPROX_RES.
5055 * config/ia64/ia64.md (UNSPEC_FR_RECIP_APPROX_RES): Define.
5057 2008-03-31 Volker Reichelt <v.reichelt@netcologne.de>
5060 * c-decl.c (store_parm_decls_oldstyle): Skip invalid parameters.
5062 2008-03-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
5065 * fold-const.c (fold_indirect_ref_1): Support accessing non first
5066 element of the vector via a pointer.
5068 2008-03-31 Ian Lance Taylor <iant@google.com>
5070 * tlink.c (scan_linker_output): Look for symbol name in single quotes.
5072 2008-03-31 Jan Hubicka <jh@suse.cz>
5074 * builtins.c (expand_builtin_setjmp_receiver): Update call of
5075 get_arg_pointer_save_area.
5076 * expr.c (init_expr): Just clear out rtl.expr.
5077 * function.c (free_after_compilation): Clear out whole RTL structure.
5078 (get_func_frame_size): Merge into ...
5079 (get_frame_size): ... this one.
5080 (assign_stack_local_1): Merge into ...
5081 (assign_stack_local): ... this one.
5082 (expand_function_end): Update call of get_arg_pointer_save_area.
5083 (get_art_pointer_save_area): Remove cfun argument.
5084 * function.h (emit_status): regno_pointer_align does not need length
5085 attribute. Move x_regno_reg_rtx to ...
5086 (regno_reg_rtx): ... new global array.
5087 (reg_rtx_no, seq_stack, REGNO_POINTER_ALIGN): Update accestors.
5088 (pending_stack_adjust, inhibit_defer_pop, saveregs_value,
5089 apply_args_value, forced_labels, stack_pointer_delta):
5091 (struct varasm_status): Move here from varasm.c
5092 (struct rtl_data): New. Move here some fields from struct function.
5093 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
5094 frame_offset, stack_check_probe_note, arg_pointer_save_area,
5095 used_temp_slots avail_temp_slots, temp_slot_level,
5096 nonlocal_goto_handler_labels): Update accesstors.
5097 (rtl): New global variable.
5098 (struct function): Move some fileds to rtl_data.
5099 (get_arg_pointer_save_area): Update prototype.
5100 * emit-rtl.c (rtl): Declare.
5101 (regno_reg_rtx): Declare.
5102 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
5104 (gen_reg_rtx): Update.
5105 (init_virtual_regs): Do not tate emit_status argument.
5106 (init_emit): Do not allocate emit.
5107 * varasm.c (varasm_statuc): Move to function.h.
5108 (n_deferred_constatns): Update accestor.
5109 (init_varasm_status): Do not allocate varasm_status.
5110 (force_const_mem, get_pool_size, output_constant_pool): Update.
5111 * stmt.c (force_label_rtx): Do not use x_ prefixes.
5112 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
5114 2008-03-31 Zdenek Dvorak <ook@ucw.cz>
5116 PR rtl-optimization/35729
5117 * loop-invariant.c (check_maybe_invariant): Disallow volatile memory
5120 2008-03-31 H.J. Lu <hongjiu.lu@intel.com>
5123 * config/i386/i386.md (*movti_internal): Emit unaligned SSE
5124 load/store if memory is unaligned.
5125 (*movti_rex64): Likewise.
5127 * config/i386/predicates.md (misaligned_operand): New.
5129 2008-03-31 Andrew Pinski <pinskia@gmail.com>
5132 * tree-ssa-phiopt.c (conditional_replacement): Return early for
5135 2008-03-31 Jan Beulich <jbeulich@novell.com>
5137 * config/ia64/constraints.md: Add 'j' constraint.
5138 * config/ia64/ia64.md (movsi_internal): Add addp4 case.
5139 (movdi_internal): Likewise.
5141 2008-03-30 Volker Reichelt <v.reichelt@netcologne.de>
5144 * c-typeck.c (build_c_cast): Skip invalid fields in unions.
5146 2008-03-30 H.J. Lu <hongjiu.lu@intel.com>
5149 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Issue
5150 proper error message for the third argument on blendpd and
5153 * config/i386/sse.md (blendbits): New.
5154 (sse4_1_blendp<ssemodesuffixf2c>): Use it.
5156 2008-03-30 Eric Botcazou <ebotcazou@adacore.com>
5158 * fold-const.c (fold_binary) <BIT_IOR_EXPR>: Add missing conversions.
5160 2008-03-30 Richard Guenther <rguenther@suse.de>
5163 * fold-const.c (fold_sign_changed_comparison): Do leave
5164 conversions to base-types alone.
5166 2008-03-29 Andrew Pinski <andrew_pinski@playstation.sony.com>
5168 * config/rs6000/rs6000.c (rs6000_stack_info): Don't force saving of
5169 the link register if one altivec register is be saved.
5171 2008-03-30 Ben Elliston <bje@au.ibm.com>
5173 * final.c (final_scan_insn): Remove if (0) code.
5175 2008-03-28 Volker Reichelt <v.reichelt@netcologne.de>
5177 * c-parser.c (c_parser_next_token_is_keyword): Simplify.
5179 2008-03-28 H.J. Lu <hongjiu.lu@intel.com>
5181 * config/i386/sse.md (*and<mode>3): Pass <MODE>mode instead
5182 of V4SFmode to ix86_binary_operator_ok.
5184 2008-03-28 Uros Bizjak <ubizjak@gmail.com>
5186 * config/i386/i386.c (override_options): Initialize
5187 ix86_veclib_handler to ix86_veclibabi_svml when
5188 -mveclibabi=svml is used.
5189 (ix86_veclibabi_svml): New function for SVML ABI style
5190 vectorization support.
5191 * doc/invoke.texi (-mveclibabi) [svml]: Document new target option.
5193 2008-03-28 Rafael Espindola <espindola@google.com>
5195 * fold-const.c (tree_unary_nonnegative_warnv_p): Make it public.
5196 (tree_binary_nonnegative_warnv_p): Make it public.
5197 (tree_single_nonnegative_warnv_p): Make it public.
5198 (tree_invalid_nonnegative_warnv_p): Make it public.
5199 (tree_unary_nonzero_warnv_p): Make it public.
5200 (tree_binary_nonzero_warnv_p): Make it public
5201 (tree_single_nonzero_warnv_p): Make it public.
5202 * tree-vrp.c (vrp_evaluate_conditional_warnv_with_ops): New function.
5203 (extract_range_from_binary_expr): Split the expr argument.
5204 (extract_range_from_unary_expr): Split the expr argument.
5205 (extract_range_from_comparison): Split the expr argument.
5206 (extract_range_from_expr): Use the new aux functions.
5207 (vrp_evaluate_conditional_warnv): Use
5208 vrp_evaluate_conditional_warnv_with_ops.
5209 * tree.h (tree_unary_nonzero_warnv_p): Declare.
5210 (tree_binary_nonzero_warnv_p): Declare.
5211 (tree_single_nonzero_warnv_p): Declare.
5212 (tree_expr_nonzero_warnv_p): Declare.
5213 (tree_unary_nonnegative_warnv_p): Declare.
5214 (tree_binary_nonnegative_warnv_p): Declare.
5215 (tree_single_nonnegative_warnv_p): Declare.
5216 (tree_invalid_nonnegative_warnv_p): Declare.
5218 2008-03-28 Richard Guenther <rguenther@suse.de>
5220 PR tree-optimization/30317
5221 PR tree-optimization/30911
5222 PR tree-optimization/34793
5223 * tree-vrp.c (set_and_canonicalize_value_range): New function.
5224 (struct assert_locus_d): New member EXPR.
5225 (register_new_assert_for): Add EXPR parameter to support
5226 ASSERT_EXPR <name, expr OP limit>.
5227 (register_edge_assert_for_1): Adjust callers.
5228 (find_assert_locations): Likewise.
5229 (process_assert_insertions_for): Build condition from expression.
5230 (extract_range_from_assert): Handle ASSERT_EXPRs
5231 of the form ASSERT_EXPR <name, expr OP limit>.
5232 (register_edge_assert_for_2): New helper registering
5233 asserts for comparisons. Recognize range tests of the form
5234 (unsigned)i - CST1 OP CST2.
5235 (register_edge_assert_for_1): Use it.
5236 (register_edge_assert_for): Likewise.
5237 (needs_overflow_infinity): Integer sub-types
5238 do not need overflow infinities.
5239 (vrp_val_is_max): The extreme values of integer sub-types
5240 are those of the base type.
5241 (vrp_val_is_min): Likewise.
5242 * tree.def (ASSERT_EXPR): Document extra allowed conditional
5245 2008-03-28 Nick Clifton <nickc@redhat.com>
5248 * config/mn10300/mn10300.c (mn10300_secondary_reload_class):
5249 Return GENERAL_REGS for stack adjustment reloads.
5251 2008-03-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
5254 * config/rs6000/rs6000.c (rs6000_expand_vector_init): Create a
5255 const_vector when all the vectors are constant.
5257 2008-03-27 Bob Wilson <bob.wilson@acm.org>
5259 * config/xtensa/xtensa.c (gen_float_relational): Handle unordered
5261 * config/xtensa/xtensa.md (any_cond): Add unordered comparisons.
5262 (any_scc_sf): Add uneq, unlt, unle and unordered operators.
5264 (s<code>_sf): Use new scc_sf attribute for opcode names.
5266 2008-03-27 Tom Tromey <tromey@redhat.com>
5268 * doc/sourcebuild.texi, doc/install.texi, configure, aclocal.m4,
5269 configure.ac, Makefile.in, config/t-darwin, config/m32c/t-m32c,
5270 config/spu/t-spu-elf, config/i386/t-interix,
5271 config/i386/t-cygming, config/i386/x-i386, config/i386/t-cygwin,
5272 config/i386/x-darwin, config/i386/x-mingw32,
5273 config/i386/t-netware, config/i386/x-cygwin, config/i386/t-nwld,
5274 config/sh/t-sh, config/sh/t-symbian, config/x-linux,
5275 config/t-sol2, config/x-hpux, config/x-darwin, config/ia64/t-ia64,
5276 config/x-solaris, config/t-vxworks, config/m68k/t-uclinux,
5277 config/rs6000/x-rs6000, config/rs6000/x-darwin64,
5278 config/rs6000/x-darwin, config/rs6000/t-rs6000,
5279 config/score/t-score-elf, config/arm/t-strongarm-pe,
5280 config/arm/t-pe, config/arm/t-arm, config/arm/t-wince-pe,
5281 config/v850/t-v850, config/v850/t-v850e, config/bfin/t-bfin-linux:
5282 Revert automatic dependency patch.
5284 2008-03-27 H.J. Lu <hongjiu.lu@intel.com>
5287 * config/i386/i386.c (ix86_function_arg_boundary): Align
5288 decimal floating point to its natural boundary.
5290 2008-03-27 Richard Guenther <rguenther@suse.de>
5293 * fold-const.c (fold_comparison): Restrict distinct decl
5294 comparison folding to VAR_DECLs and PARM_DECLs. Do not
5295 solely rely on operand_equal_p.
5297 2008-03-27 Richard Guenther <rguenther@suse.de>
5300 * c-common.c (handle_weak_attribute): Reject combination of
5303 2008-03-27 Richard Guenther <rguenther@suse.de>
5305 PR tree-optimization/32810
5306 * tree-ssa-ccp.c (get_symbol_constant_value): Strip useless
5307 conversions from DECL_INITIAL.
5308 (fold_const_aggregate_ref): Likewise from constructor elements.
5310 2008-03-27 Zdenek Dvorak <ook@ucw.cz>
5312 * tree-affine.h (aff_combination_expand): Declare.
5313 (get_inner_reference_aff): Likewise.
5314 * tree-affine.c (aff_combination_expand): Split out from
5315 tree_to_aff_combination_expand.
5316 (get_inner_reference_aff): New function.
5317 * tree-parloops.c (loop_parallel_p): Free vectorizer info.
5318 * tree-ssa-loop-im.c: Include tree-affine.h and pointer-set.h.
5319 (struct lim_aux_data): sm_done field removed.
5320 (mem_ref_loc_p, mem_ref_locs_p): New types.
5321 (struct mem_ref): Added id, stored, accesses_in_loop,
5322 indep_loop, dep_loop, indep_ref, dep_ref fields.
5323 Removed is_stored, locs and next fields.
5324 (memory_accesses): New variable.
5325 (movement_possibility): Do not allow moving statements
5326 that store to memory.
5327 (outermost_indep_loop, simple_mem_ref_in_stmt, mem_ref_in_stmt):
5329 (determine_max_movement): For statements with memory references,
5330 find the outermost loop in that the reference is independent.
5331 (move_computations_stmt): Mark the virtual operands for renaming.
5332 (memref_free, mem_ref_alloc, mem_ref_locs_alloc, mark_ref_stored,
5333 gather_mem_refs_stmt, gather_mem_refs_in_loops, vtoe_hash, vtoe_eq,
5334 vtoe_free, record_vop_access, get_vop_accesses, get_vop_stores,
5335 add_vop_ref_mapping, create_vop_ref_mapping_loop,
5336 create_vop_ref_mapping, analyze_memory_references,
5337 cannot_overlap_p, mem_refs_may_alias_p, rewrite_mem_ref_loc,
5338 get_all_locs_in_loop, ref_always_accessed_p,
5339 refs_independent_p, record_indep_loop, ref_indep_loop_p_1,
5340 ref_indep_loop_p, can_sm_ref_p, find_refs_for_sm,
5341 store_motion_loop, store_motion): New functions.
5342 (struct vop_to_refs_elt): New type.
5343 (record_mem_ref_loc, free_mem_ref_locs, rewrite_mem_refs,
5344 memref_hash, memref_eq, hoist_memory_references): Rewritten.
5345 (schedule_sm): Replaced by...
5346 (execute_sm): ... this.
5347 (determine_lsm_ref, hoist_memory_references,
5348 loop_suitable_for_sm, gather_mem_refs_stmt, gather_mem_refs,
5349 find_more_ref_vops, free_mem_ref, free_mem_refs,
5350 determine_lsm_loop, determine_lsm): Removed.
5351 (tree_ssa_lim_finalize): Free data structures used by store motion.
5352 (tree_ssa_lim): Call analyze_memory_references. Use
5353 store_motion instead of determine_lsm.
5355 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
5357 * config.cc (m68hc11, m6811, m68hc12, m6812): Add usegas.h,
5358 rename tmake_file to m68hc11/t-m68hc11.
5359 (mcore): Set inhibit_libc to true.
5360 * config.host (alpha*-dec-*vms*): Set extra_programs.
5361 (interix3*): Don't use host_xmake_file.
5362 * configure.ac: Let config.gcc override inhibit_libc.
5363 * configure: Regenerate.
5365 * config/alpha/x-vms (EXTRA_PROGRAMS): Remove.
5366 * config/t-openbsd-thread: Remove commented out lines.
5368 * config/x-interix: Remove.
5370 * config/m68hc11/t-m68hc11-gas: Rename to...
5371 * config/m68hc11/t-m68hc11: ... this. Remove T_CPPFLAGS.
5373 * config/mcore/t-mcore: Remove T_CFLAGS.
5374 * config/mcore/t-mcore-pe: Likewise.
5376 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
5378 * configure.ac: Replace custom __GNU_SOURCE test with
5379 AC_USE_SYSTEM_EXTENSIONS. Move it earlier.
5380 * aclocal.m4: Regenerate.
5381 * configure: Regenerate.
5382 * config.in: Regenerate.
5384 2008-03-27 Richard Guenther <rguenther@suse.de>
5386 * fold-const.c (target.h): Include.
5387 (fold_comparison): Fold comparison of addresses of decls
5388 that bind locally or of constants. Consolidate address folding code.
5389 * tree-vrp.c (operand_less_p): Deal with non-INTEGER_CST
5390 results from fold_binary_to_constant.
5391 (compare_values_warnv): Likewise.
5393 2008-03-27 Andrew Pinski <pinskia@gmail.com>
5396 * fold-const.c (fold_truthop): Check for integeral types when folding
5397 a == 0 && b == 0 and a != 0 || b != 0 .
5399 2008-03-26 Eric Botcazou <ebotcazou@adacore.com>
5401 * tree.c (get_unwidened): Remove code fiddling with COMPONENT_REF.
5403 2008-03-26 Andreas Schwab <schwab@suse.de>
5405 * doc/invoke.texi: Fix use of @item vs. @itemx.
5407 2008-03-26 Tom Tromey <tromey@redhat.com>
5409 * Makefile.in (build/gensupport.o, build/print-rtl.o,
5410 build/read-rtl.o, build/rtl.o, build/gencondmd.o, build/genattr.o,
5411 build/genattrtab.o, build/genautomata.o, build/gencheck.o,
5412 build/gencodes.o, build/genconditions.o, build/genconfig.o,
5413 build/genconstants.o, build/genemit.o, build/genextract.o,
5414 build/genflags.o, build/genmddeps.o, build/genopinit.o,
5415 build/genoutput.o, build/genpeep.o, build/genrecog.o): Depend on
5418 2008-03-26 Richard Guenther <rguenther@suse.de>
5421 2008-03-26 Richard Guenther <rguenther@suse.de>
5423 * fold-const.c (target.h): Include.
5424 (fold_comparison): Fold comparison of addresses of two decls
5425 that bind locally. Consolidate address folding code.
5427 2008-03-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5429 * builtins.c (expand_builtin_pow, fold_builtin_cabs,
5430 fold_builtin_sqrt, fold_builtin_cbrt, fold_builtin_logarithm,
5431 fold_builtin_hypot, fold_builtin_pow): Remove uses of dconst3,
5432 dconstsqrt2, dconstthird, dconste and/or dconst10.
5433 * config/i386/i386.c (ix86_emit_swsqrtsf): Likewise.
5434 * emit-rtl.c (dconst3, dconst10, dconstm2, dconstthird,
5435 dconstsqrt2, dconste): Delete.
5436 (init_emit_once): Likewise. Simplify initializing dconstm1.
5438 * real.c (get_real_const): New.
5439 * real.h (dconst3, dconst10, dconstm2, dconstthird,
5440 dconstsqrt2, dconste): Delete.
5441 (real_value_const, get_real_const): New.
5443 2008-03-26 H.J. Lu <hongjiu.lu@intel.com>
5445 * config/i386/cygming.h (BIGGEST_ALIGNMENT): Removed.
5447 * config/i386/i386.c (ix86_function_arg_boundary): Check
5448 BIGGEST_ALIGNMENT instead of 128.
5449 (setup_incoming_varargs_64): Likewise.
5451 2008-03-26 Tom Tromey <tromey@redhat.com>
5453 * Makefile.in (DEPFILES): Add missing '/'.
5455 2008-03-26 Richard Guenther <rguenther@suse.de>
5457 * fold-const.c (target.h): Include.
5458 (fold_comparison): Fold comparison of addresses of two decls
5459 that bind locally. Consolidate address folding code.
5461 2008-03-26 Nick Clifton <nickc@redhat.com>
5464 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p): Do
5465 not allow INT+INT as a legitimate addressing mode.
5467 2008-03-26 Richard Guenther <rguenther@suse.de>
5469 * tree-flow.h (widen_bitfield): Remove declaration.
5470 * tree-ssa-ccp.c (visit_assignment): Remove unneeded code.
5471 (widen_bitfield): Remove function.
5472 * tree-ssa-dom.c (record_equivalences_from_stmt): Remove unneeded
5475 2008-03-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
5478 * config/rs6000/rs6000-c.c (rs6000_builtin_type_compatible): Handle
5481 2008-03-25 Richard Sandiford <rsandifo@nildram.co.uk>
5483 PR rtl-optimization/35232
5484 * reload1.c (reg_reloaded_call_part_clobbered): Clarify comment.
5485 (forget_old_reloads_1, forget_marked_reloads): Don't clear
5486 reg_reloaded_call_part_clobbered here.
5487 (reload_regs_reach_end_p): New function.
5488 (reload_reg_rtx_for_input): New variable.
5489 (reload_reg_rtx_for_output): Likewise.
5490 (emit_input_reload_insns): Use reloadreg rather than rl->reg_rtx
5491 when reassigning a pseudo register. Load reloadreg from
5492 reload_reg_rtx_for_input, moving the mode and register
5494 (do_input_reload): ...here. Use the mode-adjusted reg_rtx
5495 instead of the original when deciding whether an input reload
5496 would be a no-op or whether an output reload can be deleted.
5497 (emit_output_reload_insns): Use the mode-adjusted reg_rtx
5498 when setting up new_spill_reg_store. Load it from
5499 reload_reg_rtx_for_output, moving the mode and register
5501 (do_output_reload): ...here. Use the mode-adjusted reg_rtx
5502 instead of the original when deciding whether an output reload
5503 would be a no-op. Do the same when modifying insn notes.
5504 Use rtx_equal_p instead of == to compare the registers.
5505 (inherit_piecemeal_p): Take a mode and two register numbers
5507 (emit_reload_insns): Clear new_spill_reg_store for every hard
5508 register in the reload register. Remove spill registers
5509 from reg_reloaded_valid before considering whether to record
5510 inheritance information for them. Use reload_reg_rtx_for_output
5511 instead of reg_rtx when recording output reloads. Use
5512 reload_reg_rtx_for_input instead of reg_rtx when recording
5513 input reloads. Set or clear reg_reloaded_call_part_clobbered
5514 at the same time as setting reg_reloaded_valid.
5515 (delete_output_reload): Add a new_reload_reg parameter and use it
5516 instead of rld[j].reg_rtx.
5517 (emit_input_reload_insns, do_input_reload, do_output_reload): Adjust
5520 2008-03-25 Tom Tromey <tromey@redhat.com>
5522 * Makefile.in (build/gensupport.o): Depend on insn-modes.h.
5523 (build/genattr.o): Likewise.
5524 (build/genattrtab.o): Likewise.
5525 (build/gencodes.o): Likewise.
5526 (build/genconfig.o): Likewise.
5527 (build/genconstants.o): Likewise.
5528 (build/genemit.o): Likewise.
5529 (build/genextract.o): Likewise.
5530 (build/genflags.o): Likewise.
5532 2008-03-25 Bob Wilson <bob.wilson@acm.org>
5534 * config/xtensa/xtensa.c (xtensa_va_start): Use build_int_cst
5535 instead of size_int for integer types.
5536 (xtensa_gimplify_va_arg_expr): Likewise. Convert index to sizetype
5537 to match type of MINUS_EXPR.
5539 2008-03-25 Tom Tromey <tromey@redhat.com>
5541 * configure: Rebuilt.
5542 * configure.ac (BUILD_DEPMODE): Extract CCDEPMODE from temporary
5545 2008-03-25 Tom Tromey <tromey@redhat.com>
5547 * config/x-solaris (host-solaris.o): Update.
5548 * config/x-linux (host-linux.o): Update.
5549 * config/x-hpux (host-hpux.o): Update.
5550 * config/x-darwin (host-darwin.o): Update.
5551 * config/v850/t-v850e (v850-c.o): Update.
5552 * config/v850/t-v850 (v850-c.o): Update.
5553 * config/t-vxworks (vxworks.o): Update.
5554 * config/t-sol2 (sol2-c.o, sol2.o): Update.
5555 * config/t-darwin (darwin.o, darwin-c.o, darwin-driver.o): Update.
5556 * config/spu/t-spu-elf (spu-c.o): Update.
5558 * config/sh/t-symbian (sh-c.o): Update.
5559 (symbian.o): Update.
5560 * config/sh/t-sh (sh-c.o): Update.
5561 * config/score/t-score-elf (score7.o, score3.o): Update.
5562 * config/rs6000/x-rs6000 (driver-rs6000.o): Update.
5563 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Update.
5564 * config/rs6000/x-darwin (host-ppc-darwin.o): Update.
5565 * config/rs6000/t-rs6000 (rs6000-c.o): Update.
5567 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
5568 * config/m32c/t-m32c (m32c-pragma.o): Update.
5569 * config/ia64/t-ia64 (ia64-c.o): Update.
5570 * config/i386/x-mingw32 (host-mingw32.o): Update.
5571 * config/i386/x-i386 (driver-i386.o): Update.
5572 * config/i386/x-darwin (host-i386-darwin.o): Update.
5573 * config/i386/x-cygwin (host-cygwin.o): Update.
5574 * config/i386/t-nwld (nwld.o): Update.
5575 * config/i386/t-netware (netware.o): Update.
5576 * config/i386/t-interix (winnt.o): Update.
5577 * config/i386/t-cygwin (cygwin1.o, cygwin2.o): Update.
5578 * config/i386/t-cygming (winnt.o, winnt-cxx.o, winnt-stubs.o,
5579 msformat-c.o): Update.
5580 * config/bfin/t-bfin-linux (generated_files): Add
5581 linux-sysroot-suffix.h.
5582 * config/arm/t-wince-pe (pe.o): Update.
5583 * config/arm/t-strongarm-pe (pe.o): Update.
5584 * config/arm/t-pe (pe.o): Update.
5585 * config/arm/t-arm (arm-c.o): Update.
5586 * doc/install.texi (Prerequisites): Require make 3.80.
5587 * Makefile.in: Remove .o targets.
5588 (CCDEPMODE, DEPDIR, depcomp, BUILD_DEPMODE): New variables.
5589 (OBSTACK_H, FIBHEAP_H, PARTITION_H, MD5_H, BCONFIG_H): Remove.
5590 (simple_generated_h, simple_generated_c): Move earlier.
5591 (generated_files): New variable.
5592 (TARGET_H, MACHMODE_H, HOOKS_H, HOSTHOOKS_DEF_H, LANGHOOKS_DEF_H,
5593 TARGET_DEF_H, RTL_BASE_H, RTL_H, PARAMS_H, BUILTINS_DEF, TREE_H,
5594 BASIC_BLOCK_H, GCOV_IO_H, COVERAGE_H, DEMANGLE_H, RECOG_H,
5595 ALIAS_H, EMIT_RTL_H, FLAGS_H, FUNCTION_H, EXPR_H, OPTABS_H,
5596 REGS_H, RA_H, RESOURCE_H, SCHED_INT_H, INTEGRATE_H, CFGLAYOUT_H,
5597 CFGLOOP_H, IPA_UTILS_H, IPA_REFERENCE_H, IPA_TYPE_ESCAPE_H,
5598 CGRAPH_H, DF_H, RESOURCE_H, DDG_H, GCC_H, GGC_H, TIMEVAR_H,
5599 INSN_ATTR_H, C_COMMON_H, C_PRAGMA_H, C_TREE_H, SYSTEM_H,
5600 PREDICT_H, DECNUM_H, MKDEPS_H, SYMTAB_H, TREE_DUMP_H,
5601 TREE_GIMPLE_H, TREE_FLOW_H, TREE_SSA_LIVE_H, PRETTY_PRINT_H,
5602 DIAGNOSTIC_H, C_PRETTY_PRINT_H, SCEV_H, LAMBDA_H, TREE_DATA_REF_H,
5603 VARRAY_H, TREE_INLINE_H, REAL_H, DBGCNT_H, EBIMAP_H): Remove.
5605 (COMPILE.base, COMPILE): New variables.
5606 (%.o): New pattern rule.
5607 (ALL_HOST_OBJS): New variable.
5608 (xgcc$(exeext), cpp$(exeext)): Remove extra version.o.
5609 (dummy-checksum.o, cc1-checksum.o): Remove.
5610 (DRIVER_SHLIB): New variable.
5611 (DRIVER_DEFINES): Use it.
5612 (gencondmd.c): Move out of build/.
5613 (s-conditions): Update.
5614 (BUILDCOMPILE.base, BUILDCOMPILE): New variables.
5615 (ALL_BUILD_OBJS): Likewise.
5616 (build/%.o): Use BUILDCOMPILE.
5617 (build/ggc-none.o, build/ggc-none.o, build/min-insn-modes.o,
5618 build/print-rtl.o, build/read-rtl.o, build/rtl.o, build/vec.o,
5619 build/gencondmd.o, build/genattrtab.o, build/genautomata.o,
5620 build/gencheck.o, build/gencodes.o, build/genconditions.o,
5621 build/genconfig.o, build/genconstants.o, build/genemit.o,
5622 build/genextract.o, build/genflags.o, build/genmddeps.o,
5623 build/genopinit.o, build/genoutput.o, build/genpeep.o,
5624 build/genpreds.o, build/genrecog.o, build/gcov-iov.o,
5625 build/gen-protos.o, build/scan.o, build/fix-header.o,
5626 build/scan-decls.o): Simplify.
5627 (collect2.o, c-opts.o, gcc.o, gccspec.o, gcc-options.o,
5628 cppdefault.o, protoize.o, unprotoize.o, intl.o, version.o,
5629 prefix.o, toplev.o): Reduce to variable setting.
5630 (libbackend.o): Use COMPILE. Remove most dependencies. Move later.
5631 ($(out_object_file), gcc-options.o): New targets.
5632 ($(ALL_HOST_OBJS)): New target. Include dependency files.
5633 * configure: Rebuilt.
5634 * configure.ac: Call ZW_CREATE_DEPDIR, ZW_PROG_COMPILER_DEPENDENCIES.
5635 * doc/sourcebuild.texi (Front End Directory): Document new variable.
5637 2008-03-25 Douglas Gregor <doug.gregor@gmail.com>
5639 * c-common.c (c_sizeof_or_alignof_type): If we're not allowed to
5640 complain when we hit an error, return ERROR_MARK_NODE.
5642 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
5644 * config/sh/constraints.md (Pso, Psz): New constraints.
5645 * config/sh/sh.c (print_operand): Add %V and %W operand codes.
5646 * config/sh/sh.md (*andsi3_bclr, *iorsi3_bset): New insns.
5648 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
5650 * config/sh/sh.c (sh_expand_t_scc): Emit movrt for SH2A if possible.
5651 * config/sh/sh.md (xorsi3_movrt, movrt): New insns.
5653 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
5655 * config/sh/sh.md (prefetch): Add condition for SH2A target.
5656 (prefetch_sh2a): New.
5658 2008-03-25 Jayant Sonar <Jayant.sonar@kpitcummins.com>
5659 Naveen.H.S <naveen.hs@kpitcummins.com>
5661 * config/sh/constraints.md (I28): New constraint.
5662 * config/sh/sh.c (broken_move): Add support for movi20s.
5663 * config/sh/sh.md (movsi_ie): Add the alternative for movi20s.
5665 2008-03-25 Anil Paranjape <anil.paranjape@kpitcummins.com>
5666 Jayant Sonar <Jayant.sonar@kpitcummins.com>
5667 Naveen.H.S <naveen.hs@kpitcummins.com>
5669 * config/sh/sh.c (SH_ATTRIBUTES): Define.
5670 (SYMBOL_FLAG_FUNCVEC_FUNCTION): Define.
5671 (print_operand): Handle resbank in %@ operand code.
5672 (sh_encode_section_info): New.
5673 (push_regs): Add conditions for resbank.
5674 (sh_expand_epilogue): Likewise.
5675 (sh_insert_attributes): Likewise.
5676 (sh_attribute_table): Likewise.
5677 (sh_handle_resbank_handler_attribute): New.
5678 (sh2a_handle_function_vector_handler_attribute): New.
5679 (sh2a_is_function_vector_call): New.
5680 (sh2a_get_function_vector_number): New.
5681 (sh2a_function_vector_p): New.
5682 (sh_cfun_resbank_handler_p): New.
5683 * config/sh/sh.md (calli): Emit jsr/n if possible.
5684 (calli_tbr_rel): New.
5685 (calli_pcrel): Emit jsr/n if possible.
5686 (return_i): Emit rts/n if possible.
5687 (call_valuei_tbr_rel): New.
5688 (call_valuei_pcrel): Add condition for SH2A target.
5689 (call_value): Likewise.
5690 * config/sh/sh-protos.h (sh_cfun_resbank_handler_p): Declare.
5691 (sh2a_get_function_vector_number): Likewise.
5692 (sh2a_is_function_vector_call): Likewise.
5693 * doc/extend.texi: Document TBR relative addressing of SH2A.
5694 (resbank): Add description for SH2A.
5696 2008-03-24 Richard Guenther <rguenther@suse.de>
5699 * gimplify.c (gimplify_modify_expr): For frontend type-correct
5700 pointer assignments change conversions according to middle-end rules.
5701 (gimplify_modify_expr_rhs): Deal with NULL TARGET_EXPR_INITIAL.
5702 * configure.ac: Include type checking in yes.
5703 * configure: Regenerate.
5705 2008-03-24 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5707 * diagnostic.c (diagnostic_count_diagnostic): Delete.
5708 (diagnostic_report_diagnostic): Update. Handle ICEs here.
5710 2008-03-24 Nathan Sidwell <nathan@codesourcery.com>
5712 * gthr-vxworks.h (UNUSED): Define.
5714 2008-03-23 H.J. Lu <hongjiu.lu@intel.com>
5716 * config/i386/i386.h (STATIC_CHAIN_REGNUM): Use R10_REG and CX_REG.
5718 2008-03-23 Zuxy Meng <zuxy.meng@gmail.com>
5720 * doc/extend.texi (Function Attributes): Add missing comma in the
5721 example of the "alloc_size" attribute.
5723 2008-03-23 Uros Bizjak <ubizjak@gmail.com>
5726 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
5728 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
5731 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
5734 * stor-layout.c (update_alignment_for_field): Set minimum alignment
5735 of the underlying type of a MS bitfield layout to the natural
5736 alignment of the type.
5738 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
5740 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
5741 to their natural alignment to avoid store forwarding stalls.
5743 2008-03-22 Richard Guenther <rguenther@suse.de>
5745 * tree-cfg.c (verify_expr): Recurse again for invariant addresses.
5746 For PHI nodes verify the address is invariant.
5747 * tree-ssa-ccp.c (ccp_decl_initial_min_invariant): Remove.
5748 (get_symbol_constant_value): Use is_gimple_min_invariant.
5749 (maybe_fold_stmt_indirect): Likewise.
5751 2008-03-22 Richard Sandiford <rsandifo@nildram.co.uk>
5753 PR rtl-optimization/33927
5754 * Makefile.in (dse.o): Depend on $(TM_P_H).
5755 * expr.h (extract_low_bits): Declare.
5756 * expmed.c (extract_low_bits): New function.
5757 * rtlhooks.c (gen_lowpart_general): Generalize SUBREG handling.
5758 * dse.c: Include tm_p.h.
5759 (find_shift_sequence): Remove the read_reg argument and return the
5760 read value. Emit the instructions instead of returning them.
5761 Iterate on new_mode rather than calculating it each time.
5762 Check MODES_TIEABLE_P. Use simplify_gen_subreg to convert the
5763 source to NEW_MODE and extract_low_bits to convert the shifted
5765 (replace_read): Allow the load and store to have different mode
5766 classes. Use extract_low_bits when SHIFT == 0. Create the shift
5767 or extraction instructions before trying the replacement. Update
5768 dump-file code accordingly, avoiding use of REGNO (store_info->rhs).
5770 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
5772 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
5773 to their natural alignment to avoid store forwarding stalls.
5775 2008-03-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
5778 * config/rs6000/rs6000.md (floatdidf2): Discouraging fprs and
5779 encouraging but not allowing gprs for input;
5780 change the input constraint to !f#r.
5781 (fix_truncdfdi2): Discouraging fprs and encouraging but not allowing
5783 change the output constraint to !f#r.
5785 2008-03-21 Uros Bizjak <ubizjak@gmail.com>
5788 * config/i386/i386.md ("*floatunssi<mode2>_1"): New pattern with
5789 corresponding post-reload splitters.
5790 ("floatunssi<mode>2"): Expand to unsigned_float x87 insn pattern
5791 when x87 FP math is selected.
5792 * config/i386/i386-protos.h (ix86_expand_convert_uns_sixf_sse):
5793 New function prototype.
5794 * config/i386/i386.c (ix86_expand_convert_uns_sixf_sse): New
5795 unreachable function to ease macroization of insn patterns.
5797 2008-03-21 Martin Jambor <mjambor@suse.cz>
5799 * tree-data-ref.c (dump_data_dependence_relation): Avoid data
5800 reference dumps if ddr is NULL or dependence is unknown.
5802 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
5804 * config/sh/linux-atomic.asm (ATOMIC_TEST_AND_SET): Take
5805 unsigned extension into account.
5806 (ATOMIC_COMPARE_AND_SWAP): Likewise.
5807 (ATOMIC_FETCH_AND_OP, ATOMIC_FETCH_AND_COMBOP): Likewise.
5808 Do computations on a scratch register.
5810 2008-03-21 Richard Guenther <rguenther@suse.de>
5812 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
5813 Use is_gimple_min_invariant instead of TREE_INVARIANT.
5814 * tree-ssa-loop-ivopts.c (force_expr_to_var_cost): Likewise.
5815 * tree-ssa-dom.c (record_equality): Likewise.
5816 * tree-inline.c (copy_body_r): Likewise.
5817 * tree-ssa-pre.c (make_values_for_stmt): Remove test for
5820 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
5822 * config/sh/sh.c (split_branches): Pass zero to redirect_jump
5823 as 'delete_unused' argument.
5825 2008-03-20 Richard Guenther <rguenther@suse.de>
5827 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
5828 special casing of constant qualifiers.
5829 * tree-ssa.c (useless_type_conversion_p_1): Instead do not
5830 care about them in general.
5831 * tree-ssa-ccp.c (ccp_fold): Addresses are constant or not
5832 regardless of their type.
5833 (fold_stmt_r): Forcefully fold *& if we end up with that.
5835 2008-03-20 Paul Brook <paul@codesourcery.com>
5837 * config.gcc (arm*-*-uclinux*): Remove duplicate arm/uclinux-elf.h.
5838 * config/arm/uclinux-eabi.h (SUBTARGET_EXTRA_LINK_SPEC): Add extra
5840 * config/arm/bpabi.h (SUBTARGET_EXTRA_LINK_SPEC): Provide default
5842 (LINK_SPEC): Use SUBTARGET_EXTRA_LINK_SPEC.
5843 * config/arm/unwind-arm.h (_Unwind_decode_target2): Add uClinux.
5845 2008-03-20 Volker Reichelt <v.reichelt@netcologne.de>
5847 * common.opt (Wmudflap): New option.
5848 * tree-mudflap.c (mf_xform_derefs_1): Guard warning by OPT_Wmudflap.
5849 (mx_register_decls): Likewise.
5850 (mudflap_finish_file): Likewise.
5851 * doc/invoke.texi: Document -Wno-mudflap.
5853 2008-03-20 Kai Tietz <kai.tietz@onevision.com>
5855 * c-format.c (replace_format_name_to_system_name): New.
5857 (convert_format_name_to_system_name): New.
5858 (decode_format_attr): Add use of convert_format_name_to_system_name.
5859 (format_types_orig): Add gnu_ prefix to names.
5860 (check_format_info_main): Special treating of \0 escaped names for
5861 supporting multi-character format specifiers as I32, I64.
5862 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): Use of user defined attributes.
5863 (gnu_target_overrides_format_attributes): New.
5864 * c-format.h: Add structure target_ovr_attr to hold
5865 system specific formatter names.
5866 * config.gcc: Add for x86&x86_64 cygwin and mingw32 targets the
5867 msformat-c.o file to c_target_objs and cxx_target_objs.
5868 * config/i386/mingw32.h (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
5869 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES_COUNT): New.
5870 (TARGET_N_FORMAT_TYPES): New.
5871 * config/i386/msformat-c.c: New.
5872 * config/i386/t-cygming: Add build rule for msformat-c.o.
5873 * doc/extend.texi: Add new format names gnu_* and ms_* and
5875 * doc/tm.texi: (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
5877 2008-03-20 Ira Rosen <irar@il.ibm.com>
5879 * doc/invoke.texi (-O3): Add -ftree-vectorize to the list of
5880 optimizations turned on under -O3.
5881 (ftree-vectorize): Add that the flag is turned on with -O3.
5883 2008-03-20 Ben Elliston <bje@au.ibm.com>
5885 * regmove.c (try_auto_increment): Fix spelling error in comment.
5886 * final.c (final_scan_insn): Likewise.
5888 2008-03-20 Uros Bizjak <ubizjak@gmail.com>
5891 * config/i386/mmx.md (*mov<mode>_internal_rex64"): Adjust register
5892 allocator preferences for "y" and "r" class registers.
5893 ("*mov<mode>_internal"): Ditto.
5894 ("*movv2sf_internal_rex64"): Ditto.
5895 ("*movv2sf_internal"): Ditto.
5897 2008-03-19 Michael Matz <matz@suse.de>
5900 * calls.c (expand_call): Check overlap of arguments with call
5901 address for sibcalls.
5903 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
5906 * stor-layout.c (update_alignment_for_field): Set minimum alignment
5907 of the underlying type of a MS bitfield layout to the natural
5908 alignment of the type.
5910 2008-03-19 Jan Hubicka <jh@suse.cz>
5913 * toplev.c (decode_d_option): Handle all CPP flags.
5914 * tree-vrp.c: Update tree_pass descriptors.
5915 * regrename.c: Update tree_pass descriptors.
5916 * fwprop.c: Update tree_pass descriptors.
5917 * doc/invoke.texi: Remove documentation of dropped -d? flags.
5918 * tree-into-ssa.c: Update tree_pass descriptors.
5919 * tree-dump.c: Update tree_pass descriptors.
5920 * tree-complex.c: Update tree_pass descriptors.
5921 * tree-dump.h: Update tree_pass descriptors.
5922 * see.c: Update tree_pass descriptors.
5923 * cgraphbuild.c: Update tree_pass descriptors.
5924 * tracer.c: Update tree_pass descriptors.
5925 * tree-loop-distribution.c: Update tree_pass descriptors.
5926 * cgraph.c: Update tree_pass descriptors.
5927 * postreload-gcse.c: Update tree_pass descriptors.
5928 * postreload.c: Update tree_pass descriptors.
5929 * tree-ssa-loop-ch.c: Update tree_pass descriptors.
5930 * tree-tailcall.c: Update tree_pass descriptors.
5931 * tree-pass.h (tree_opt_pass): Rename to ...
5932 (opt_pass) ... this one; add "type" field and remove letter field.
5933 (gimple_opt_pass, rtl_opt_pass, simple_ipa_opt_pass): New.
5934 (execute_pass_list, execute_ipa_pass_list, all_passes, all_ipa_passes,
5935 all_lowering_passes): Update declaration.
5936 * ipa-cp.c: Update tree_pass descriptors.
5937 * final.c: Update tree_pass descriptors.
5938 * omp-low.c: Update tree_pass descriptors.
5939 * tree-ssa-dse.c: Update tree_pass descriptors.
5940 * ipa-reference.c: Update tree_pass descriptors.
5941 * tree-ssa-uncprop.c: Update tree_pass descriptors.
5942 * auto-inc-dec.c: Update tree_pass descriptors.
5943 * reorg.c: Update tree_pass descriptors.
5944 * cgraphunit.c: Update tree_pass descriptors.
5945 * tree-ssa-copyrename.c: Update tree_pass descriptors.
5946 * tree-ssa-ccp.c: Update tree_pass descriptors.
5947 * df-core.c: Update tree_pass descriptors.
5948 * mode-switching.c: Update tree_pass descriptors.
5949 * tree-nomudflap.c: Update tree_pass descriptors.
5950 * modulo-sched.c: Update tree_pass descriptors.
5951 * ipa-pure-const.c: Update tree_pass descriptors.
5952 * cse.c: Update tree_pass descriptors.
5953 * web.c: Update tree_pass descriptors.
5954 * tree-stdarg.c: Update tree_pass descriptors.
5955 * tree-ssa-math-opts.c: Update tree_pass descriptors.
5956 * tree-ssa-dom.c: Update tree_pass descriptors.
5957 * tree-nrv.c: Update tree_pass descriptors.
5958 * tree-ssa-alias.c: Update tree_pass descriptors.
5959 * loop-init.c: Update tree_pass descriptors.
5960 * gimple-low.c: Update tree_pass descriptors.
5961 * ipa-inline.c: Update tree_pass descriptors.
5962 * tree-ssa-sink.c: Update tree_pass descriptors.
5963 * global.c: Update tree_pass descriptors.
5964 * ifcvt.c: Update tree_pass descriptors.
5965 * jump.c: Update tree_pass descriptors.
5966 * predict.c: Update tree_pass descriptors.
5967 * tree-ssa-loop.c: Update tree_pass descriptors.
5968 * recog.c: Update tree_pass descriptors.
5969 * dse.c: Update tree_pass descriptors.
5970 * tree-ssa-ifcombine.c: Update tree_pass descriptors.
5971 * tree-eh.c: Update tree_pass descriptors.
5972 * regmove.c: Update tree_pass descriptors.
5974 * function.c: Update tree_pass descriptors.
5975 * tree-vectorizer.c: Update tree_pass descriptors.
5976 * gcse.c: Update tree_pass descriptors.
5977 * ipa-type-escape.c: Update tree_pass descriptors.
5978 * tree-if-conv.c: Update tree_pass descriptors.
5979 * init-regs.c: Update tree_pass descriptors.
5980 * ipa.c: Update tree_pass descriptors.
5981 * tree-ssa-phiopt.c: Update tree_pass descriptors.
5982 * rtl-factoring.c: Update tree_pass descriptors.
5983 * lower-subreg.c: Update tree_pass descriptors.
5984 * bt-load.c: Update tree_pass descriptors.
5985 * tree-dfa.c: Update tree_pass descriptors.
5986 * except.c: Update tree_pass descriptors.
5987 * emit-rtl.c: Update tree_pass descriptors.
5988 * cfgexpand.c: Update tree_pass descriptors.
5989 * tree-cfgcleanup.c: Update tree_pass descriptors.
5990 * cfgcleanup.c: Update tree_pass descriptors.
5991 * tree-ssa-pre.c: Update tree_pass descriptors.
5992 * tree-sra.c: Update tree_pass descriptors.
5993 * tree-mudflap.c: Update tree_pass descriptors.
5994 * tree-ssa-copy.c: Update tree_pass descriptors.
5995 * cfglayout.c: Update tree_pass descriptors.
5996 * tree-ssa-forwprop.c: Update tree_pass descriptors.
5997 * tree-ssa-dce.c: Update tree_pass descriptors.
5998 * tree-ssa.c: Update tree_pass descriptors.
5999 * regclass.c: Update tree_pass descriptors.
6000 * integrate.c: Update tree_pass descriptors.
6001 * tree-optimize.c: Update tree_pass descriptors.
6002 * tree-ssa-phiprop.c: Update tree_pass descriptors.
6003 * tree-object-size.c: Update tree_pass descriptors.
6004 * combine.c: Update tree_pass descriptors.
6005 * tree-outof-ssa.c: Update tree_pass descriptors.
6006 * bb-reorder.c: Update tree_pass descriptors.
6007 * stack-ptr-mod.c: Update tree_pass descriptors.
6008 * var-tracking.c: Update tree_pass descriptors.
6009 * tree-profile.c: Update tree_pass descriptors.
6010 * tree-vect-generic.c: Update tree_pass descriptors.
6011 * reg-stack.c: Update tree_pass descriptors.
6012 * sched-rgn.c: Update tree_pass descriptors.
6013 * tree-ssa-structalias.c: Update tree_pass descriptors.
6014 * tree-cfg.c: Update tree_pass descriptors.
6015 * passes.c (current_pass): Update declaration.
6016 (finish_optimization_passes): Update.
6017 (all_passes, all_ipa_passes, all_lowering_passes): Update declaration.
6018 (register_one_dump_file, register_dump_files_1, next_pass_1):
6020 (init_optimization_passes): Update handling of new types.
6021 (execute_one_pass, execute_pass_list, execute_ipa_pass_list): Update.
6022 * ipa-struct-reorg.c: Update tree_pass descriptors.
6023 * tree-ssa-reassoc.c: Update tree_pass descriptors.
6024 * combine-stack-adj.c: Update tree_pass descriptors.
6025 * cfgrtl.c: Update tree_pass descriptors.
6026 * dce.c: Update tree_pass descriptors.
6027 * tree-ssanames.c: Update tree_pass descriptors.
6029 2008-03-19 Richard Guenther <rguenther@suse.de>
6032 * tree-ssa.c (walk_data): New structure.
6033 (warn_uninitialized_var): If not always_executed warn with "maybe"
6035 (execute_early_warn_uninitialized): Compute post-dominators.
6036 Initialize always_executed before processing each basic block.
6038 2008-03-18 Mikulas Patocka <mikulas@artax.karlin.mff.cuni.cz>
6041 * config/i386/i386.c (x86_this_parameter): Calculate correct location
6042 of "this" pointer when "regparm = N" or "fastcall" is in effect.
6044 2008-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6046 * doc/include/texinfo.tex: Update to version 2008-03-17.10.
6048 2008-03-18 Paolo Bonzini <bonzini@gnu.org>
6050 * expr.c (store_expr): Assume lang_hooks.reduce_bit_field_operations
6052 (expand_expr_real_1) <REDUCE_BIT_FIELD>: Don't look at ignore.
6053 (expand_expr_real_1): Assume lang_hooks.reduce_bit_field_operations
6054 is true. Add "&& !ignore" condition to reduce_bit_field. Modify
6055 target after ignore has been set, and move there also the commputation
6056 of subtarget and original_target.
6057 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS): Delete.
6058 (LANG_HOOKS_INITIALIZER): Remove it.
6059 * langhooks.h (struct lang_hooks): Remove reduce_bit_field_operations.
6061 2008-03-18 Richard Guenther <rguenther@suse.de>
6063 * tree-ssa-sccvn.c (visit_reference_op_load): If the lookup
6064 found an expression with constants, note that in the VN for the lhs.
6065 * tree-ssa-pre.c (eliminate): Visit COND_EXPR statements and
6066 fold them to constants if possible. Run cleanup_cfg if done so.
6067 (execute_pre): Return todo.
6069 (execute_fre): Likewise.
6070 * tree-ssa-forwprop.c (can_propagate_from): Allow propagation
6072 (get_prop_source_stmt): Look through pointer conversions.
6074 2008-03-18 Jan Hubicka <jh@suse.cz>
6076 * tree-pretty-print.c: Include predict.h.
6077 (dump_generic_node): Dump predictor.
6078 * tree.h (PREDICT_EXPR_OUTCOME, PREDICT_EXPR_PREDICTION): Update.
6079 * tree-gimple.c (is_gimple_stmt): Add PREDICT_EXPR.
6080 * gimple-low.c (lower_stmt): Likewise.
6081 * expr.c (expand_expr_real): Likewise.
6082 * predict.c (tree_bb_level_predictions): Use PREDICT_EXPRs and remove
6084 (build_predict_expr, build_predict_expr): New.
6085 * predict.h (predictor_name, build_predict_expr): Update.
6086 * c-typeck.c (c_finish_bc_stmt): Add prediction.
6087 * gimplify.c (gimplify_expr): Add PREDICT_EXPR.
6088 * predict.def (PRED_CONTINUE): Update hitrate.
6089 * tree.def (PREDICT_EXPR): Define.
6090 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Mark PREDICT_EXPR;
6091 do not handle BIND_EXPR.
6092 * tree-inline.c (estimate_num_insns_1): PREDICT_EXPR is free.
6093 * tree-cfg.c (verify_gimple_stmt): PREDICT_EXPR is valid.
6094 * tree-ssa-operands.c (get_expr_operands): PREDICT_EXPR takes no
6097 2008-03-18 Michael Matz <matz@suse.de>
6099 * gcov-io.h (__gcov_merge_ior, __gcov_fork): Mark hidden.
6101 2008-03-18 Richard Guenther <rguenther@suse.de>
6103 * tree-gimple.h (is_gimple_invariant_address): Declare.
6104 (is_gimple_constant): Likewise.
6105 * tree-gimple.c (is_gimple_constant): New function.
6106 (is_gimple_invariant_address): Likewise.
6107 (is_gimple_min_invariant): Implement in terms of is_gimple_constant
6108 and is_gimple_invariant_address.
6109 * tree-ssa-loop-niter.c (expand_simple_operations): Revert
6111 * tree-data-ref.c (get_references_in_stmt): A SSA_NAME is not
6112 an addressable base.
6114 2008-03-18 Jakub Jelinek <jakub@redhat.com>
6117 * gimplify.c (gimplify_expr): Gimplify second operand of
6120 2008-03-17 Richard Guenther <rguenther@suse.de>
6122 PR tree-optimization/19637
6123 * fold-const.c (fold_unary): Remove restrictions of removing
6124 intermediate pointer-conversions (P2)(P1)P0.
6125 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Recover from
6126 conversion to void pointer.
6127 (get_maxval_strlen): Handle addresses of the form &(*p)[0].
6129 2008-03-16 James E. Wilson <wilson@tuliptree.org>
6132 * dbxout.c (dbxout_expand_expr, case VAR_DECL): Return NULL for
6133 emulated thread local variables.
6135 2008-03-16 Richard Guenther <rguenther@suse.de>
6138 * tree-ssa-loop-niter.c (expand_simple_operations): Do not
6139 expand TREE_INVARIANT operations that are not gimple invariant.
6141 2008-03-16 Hans-Peter Nilsson <hp@axis.com>
6143 * doc/extend.texi (Alignment): Say that the ABI controls
6144 the __alignof__ for non-strict-alignment targets rather
6145 than being a recommendation.
6147 2008-03-15 Paul Brook <paul@codesourcery.com>
6149 * config/arm/arm.c (arm_unwind_emit): Suppress unused unwinding
6151 (arm_output_fn_unwind): Mark functions that can not be unwound.
6153 2008-03-15 Paul Brook <paul@codesourcery.com>
6155 * config/arm/arm.c (arm_rtx_costs_1): Add costs for ARMv6 value
6156 extension instructions.
6158 2008-03-15 Richard Guenther <rguenther@suse.de>
6160 * tree-ssa-ccp.c (ccp_fold): Also read from constant values
6161 and fold constant aggregate refs.
6162 (fold_const_aggregate_ref): Handle string constants
6163 and constructors in ARRAY_REFs. Handle INDIRECT_REF.
6164 (evaluate_stmt): Simplify now that ccp_fold folds constant
6167 2008-03-15 Paul Brook <paul@codesourcery.com>
6169 * config/arm/arm.md (insv): Use gen_insv_t2 and gen_insv_zero.
6170 (extzv): Use gen_extzv_t2.
6171 (insv_t2, insv_zero, extv, extzv_t2): New patterns.
6173 2008-03-15 Richard Guenther <rguenther@suse.de>
6175 * tree-ssa-ccp.c (get_symbol_constant_value): Export.
6176 (fold_const_aggregate_ref): Likewise.
6177 (get_value): Return NULL if we don't have any values.
6178 (ccp_finalize): Set const_val to NULL after freeing it.
6179 * tree-flow.h (get_symbol_constant_value): Declare.
6180 (fold_const_aggregate_ref): Likewise.
6181 * tree-ssa-sccvn.c (try_to_simplify): Use them.
6183 2008-03-15 Richard Guenther <rguenther@suse.de>
6186 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Make sure
6187 to not produce negative array indices if not allowed. Add
6188 parameter to indicate that.
6189 (maybe_fold_offset_to_component_ref): Allow negative array
6190 indices only for the first member of a structure.
6191 (maybe_fold_offset_to_reference): Allow negative array indices.
6192 (maybe_fold_stmt_addition): Likewise.
6194 2008-03-15 Bjoern Haase <bjoern.m.haase@web.de>
6195 Anatoly Sokolov <aesok@post.ru>
6197 * config/avr/avr.c (avr_arch_types): Add avr6 entry.
6198 (avr_arch): Add ARCH_AVR6.
6199 (avr_mcu_types): Add 'atmega2560' and 'atmega2561' entry.
6200 (initial_elimination_offset): Initialize and use 'avr_pc_size'
6201 instead of fixed value 2.
6202 (print_operand_address): Use gs() asm specifier instead of pm().
6203 (avr_assemble_integer): (Ditto.).
6204 (avr_output_addr_vec_elt): (Ditto.).
6205 (print_operand): Handle "!" code.
6206 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Add
6207 __AVR_3_BYTE_PC__, __AVR_2_BYTE_PC__ and __AVR_HAVE_JMP_CALL__.
6208 (AVR_HAVE_EIJMP_EICALL): Define.
6209 (AVR_3_BYTE_PC): Redefine.
6210 (AVR_2_BYTE_PC): (Ditto.).
6211 (PRINT_OPERAND_PUNCT_VALID_P): Add '!' code.
6212 (LINK_SPEC): Add atmega2560 and atmega2561.
6213 (CRT_BINUTILS_SPEC): Add atmega2560 (crtm2560.o) and atmega2561
6215 * config/avr/avr.md (call_insn): Use eicall instead of icall
6216 for 3 byte PC devices.
6217 (call_value_insn): (Ditto.).
6218 (*tablejump_enh): Use eijmp instead of ijmp for 3 byte PC devices.
6219 (indirect_jump): Use only for for 2 byte PC devices.
6220 (*tablejump): (Ditto.).
6221 (*indirect_jump_avr6): Add insn.
6222 (*tablejump_rjmp): Don't use for 3 byte PC devices.
6223 * config/avr/libgcc.S (__prologue_saves__): Use eijmp
6224 instead of ijmp for 3 byte PC devices.
6225 (__tablejump2__): (Ditto.).
6226 * config/avr/t-avr (MULITLIB_OPTIONS): Add avr6 architecture.
6227 (MULITLIB_DIRNAMES): (Ditto.).
6228 (MULTILIB_MATCHES): Add atmega2560 and atmega2561 to list.
6230 2008-03-15 Uros Bizjak <ubizjak@gmail.com>
6232 * config/i386/mmx.md ("sse2_umulv1siv2di3"): Rename from
6233 "sse2_umulsidi3". Use V1DI mode for operand 0.
6234 ("mmx_psadbw"): Use V1DI mode for operand 0.
6235 * config/i386/i386-modes.def (V1SI): New vector mode.
6236 * config/i386/i386.c (struct builtin_description)
6237 [IX86_BUILTIN_PMULUDQ]: Use CODE_FOR_sse2_umulv1siv1di3.
6238 (v1di_ftype_v8qi_v8qi): Rename from di_ftype_v8qi_v8qi.
6239 (v1di_ftype_v2si_v2si): Rename from di_ftype_v2si_v2si.
6240 (ix86_init_mmx_sse_builtins) [__builtin_ia32_psadbw]: Use
6241 v1di_ftype_v8qi_v8qi type.
6242 [__builtin_ia32_pmuludq]: Use v1di_ftype_v2si_v2si type.
6244 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psadbw,
6245 __builtin_ia32_pmuludq]: Fix the mode of return value.
6247 2008-03-15 Richard Guenther <rguenther@suse.de>
6250 * tree-ssa-pre.c (bitmap_find_leader): Handle expression
6253 2008-03-14 Bob Wilson <bob.wilson@acm.org>
6255 * doc/invoke.texi (Option Summary, Xtensa Options): Document
6256 -mserialize-volatile and -mno-serialize-volatile Xtensa options.
6257 * config/xtensa/xtensa.c (print_operand): Do not emit MEMW instructions
6258 unless TARGET_SERIALIZE_VOLATILE is enabled.
6259 * config/xtensa/xtensa.md (*lsiu, *ssiu): Likewise.
6260 * config/xtensa/xtensa.h (TARGET_DEFAULT): Add MASK_SERIALIZE_VOLATILE.
6261 * config/xtensa/xtensa.opt (mserialize_volatile): New option.
6263 2008-03-14 Richard Guenther <rguenther@suse.de>
6265 PR tree-optimization/34172
6266 * tree-flow.h (refs_may_alias_p): Declare.
6267 (get_single_def_stmt): Likewise.
6268 (get_single_def_stmt_from_phi): Likewise.
6269 (get_single_def_stmt_with_phi): Likewise.
6270 * tree-dfa.c (refs_may_alias_p): New function.
6271 (get_single_def_stmt): Likewise.
6272 (get_single_def_stmt_from_phi): Likewise.
6273 (get_single_def_stmt_with_phi): Likewise.
6274 * tree-ssa-sccvn.c (get_def_ref_stmt_vuses): New function.
6275 (vn_reference_lookup_1): New helper function.
6276 (vn_reference_lookup): Walk the virtual use-def chain to
6277 continue searching for a match if the def does not alias the
6278 reference we are looking for.
6280 2008-03-14 David Edelsohn <edelsohn@gnu.org>
6282 * doc/install.texi (Binaries): Remove UCLA archive. Add HVCC
6283 archive and Perzl. Update The Written Word listing.
6285 2008-03-14 Richard Guenther <rguenther@suse.de>
6287 PR tree-optimization/34043
6288 PR tree-optimization/33989
6289 * tree-ssa-pre.c (execute_pre): Allow SCCVN to do insertion
6291 (bitmap_find_leader): Use extra argument to verify dominance
6292 relationship inside a basic-block.
6293 (can_PRE_operation): Add VIEW_CONVERT_EXPR.
6294 (find_leader_in_sets): Adjust.
6295 (create_component_ref_by_pieces): Take extra argument for
6296 dominance check, handle lookup failures.
6297 (find_or_generate_expression): Likewise.
6298 (create_expression_by_pieces): Likewise.
6299 (insert_into_preds_of_block): Adjust.
6300 (create_value_expr_from): If asked for, verify all operands
6301 are in the blocks AVAIL_OUT set.
6302 (make_values_for_stmt): Check for SSA_NAMEs that are life
6303 over an abnormal edge.
6304 (compute_avail): Remove such check.
6305 (do_SCCVN_insertion): New function.
6306 (eliminate): If we do not find a leader suitable for replacement
6307 insert a replacement expression from SCCVN if available.
6308 * tree-ssa-sccvn.h (run_scc_vn): Update prototype.
6309 (struct vn_ssa_aux): Add needs_insertion flag.
6310 * tree-ssa-sccvn.c (may_insert): New global flag.
6311 (copy_reference_ops_from_ref): Value-number union member access
6312 based on its size, not type and member if insertion is allowed.
6313 (visit_reference_op_load): For a weak match from union type
6314 punning lookup a view-converted value and insert a SSA_NAME
6315 for that value if that is not found.
6316 (visit_use): Make dumps shorter. Do not disallow value numbering
6317 SSA_NAMEs that are life over an abnormal edge to constants.
6318 (free_scc_vn): Release inserted SSA_NAMEs.
6319 (run_scc_vn): New flag to specify whether insertion is allowed.
6320 Process SSA_NAMEs in forward order.
6321 * tree-ssa-loop-im.c (for_each_index): Handle invariant
6322 ADDR_EXPRs inside VIEW_CONVERT_EXPR.
6323 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPRs from/to
6324 pointer type to/from integral types that do not change the
6325 precision to regular conversions.
6327 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
6329 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
6330 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
6331 __builtin_ia32_psrl?i, __builtin_ia32_psra?i, __builtin_ia32_psll?128,
6332 __builtin_ia32_psrl?128, __builtin_ia32_psra?128]: Fix the mode of
6333 input arguments and the mode of return value. Built-in functions
6334 that operate on whole 64-bit MMX register now use V1DI mode.
6336 2008-03-13 Alon Dayan <alond@il.ibm.com>
6337 Olga Golovanevsky <olga@il.ibm.com>
6339 PR tree-optimization/35041
6340 * ipa-struct-reorg.c (find_pos_in_stmt_1): Add another option
6341 to locate the right position in a statement.
6343 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
6347 * config/i386/xmmintrin.h: Change all static inline functions to
6348 extern inline and add __gnu_inline__ attribute.
6349 * config/i386/bmintrin.h: Ditto.
6350 * config/i386/smmintrin.h: Ditto.
6351 * config/i386/tmmintrin.h: Ditto.
6352 * config/i386/mmintrin-common.h: Ditto.
6353 * config/i386/ammintrin.h: Ditto.
6354 * config/i386/emmintrin.h: Ditto.
6355 * config/i386/pmmintrin.h: Ditto.
6356 * config/i386/mmintrin.h: Ditto.
6357 * config/i386/mm3dnow.h: Ditto.
6359 2008-03-13 Jakub Jelinek <jakub@redhat.com>
6362 * omp-low.c (lower_regimplify, init_tmp_var, save_tmp_var): Removed.
6363 (lower_omp_2): New function.
6364 (lower_omp_1, lower_omp): Rewritten.
6366 2008-03-13 Danny Smith <dannysmith@users.sourceforge.net>
6369 * doc/extend.texi (Structure-Packing Pragmas): Replace "Win32"
6370 with the phrase "Microsoft Windows compilers".
6371 (Push/Pop Macro Pragmas): New subsection. Document
6372 #pragma push_macro and pragma pop_macro.
6374 2008-03-12 Paul Brook <paul@codesourcery.com>
6376 * config/arm/arm.c (output_move_double): Prefer LDRD to LDM.
6378 2008-03-12 Paul Brook <paul@codesourcery.com>
6380 * config/arm/thumb2.md: Extend peephole to cover 3-arg subs.
6381 (thumb2_alusi3_short): Exclude PLUS and MINUS.
6382 (thumb2_addsi_shortim): Rename ...
6383 (thumb2_addsi_short): ... to this. Allow register operands.
6384 (thumb2_subsi_short): New pattern.
6385 (thumb2_one_cmplsi2_short,
6386 thumb2_negsi2_short): New patterns and peepholes.
6388 2008-03-12 Paul Brook <paul@codesourcery.com>
6390 * config/arm/arm.c (arm_size_rtx_costs): Use ARM costs for Thumb-2.
6392 2008-03-12 Uros Bizjak <ubizjak@gmail.com>
6394 * config/i386/i386.md (int_cond): New code iterator.
6396 ("s<code>"): Macroize expander from seq, sne, sgt, sgtu, slt, sltu,
6397 sge, sgeu, sle and sleu expanders usign int_cond code iterator.
6398 ("s<code>"): Macroize expander from sunordered, sordered, suneq, sunge,
6399 sungt, sunle, sunlt and sltgt expanders usign fp_cond code iterator.
6400 ("b<code>"): Macroize expander from beq, bne, bgt, bgtu, blt, bltu,
6401 bge, bgeu, ble and bleu expanders usign int_cond code iterator.
6402 ("b<code>"): Macroize expander from bunordered, bordered, buneq, bunge,
6403 bungt, bunle, bunlt and bltgt expanders usign fp_cond code iterator.
6405 2008-03-12 Paul Brook <paul@codesourcery.com>
6407 * config/arm/arm.c (use_return_insn): Use offsets->saved_regs_mask
6408 instead of {arm,thumb}_compute_save_reg_mask.
6409 (output_return_instruction): Ditto.
6410 (thumb_unexpanded_epilogue): Ditto.
6411 (thumb1_expand_prologue): Ditto.
6412 (thumb1_output_function_prologue): Ditto.
6413 (arm_set_return_address): Ditto.
6414 (thumb_set_return_address): Ditto.
6415 (arm_get_frame_offsets): Set offsets->saved_regs_mask. Push extra
6416 regs to achieve stack alignment.
6417 (thumb1_compute_save_reg_mask): Fix compiler warning.
6418 (arm_output_epilogue): Use offsets->saved_regs_mask.
6419 Adjust stack pointer by poping call clobered registers.
6420 (arm_expand_prologue): Use offsets->saved_regs_mask.
6421 Adjust stack pointer by pushing extra registers.
6422 * config/arm.h (arm_stack_offsets): Add saved_regs_mask.
6424 2008-03-12 Paolo Bonzini <bonzini@gnu.org>
6427 * fold-const.c (fold_unary) <NOP_EXPR>: Distribute a narrowing
6428 conversion to the operands of a multiplication.
6430 2008-03-12 Richard Guenther <rguenther@suse.de>
6432 * Makefile.in (OBJS-common): Add tree-ssa-phiprop.o
6433 (tree-ssa-phiprop.o): Copy dependencies from tree-ssa-forwprop.o.
6434 * timevar.def (TV_TREE_PHIPROP): Add.
6435 * tree-ssa-phiprop.c: Split from tree-ssa-forwprop.c, added
6436 pass description. Use TV_TREE_PHIPROP.
6437 * tree-ssa-forwprop.c: Remove phiprop code.
6439 2008-03-12 Jakub Jelinek <jakub@redhat.com>
6442 * omp-low.c (maybe_lookup_decl): Constify first argument.
6443 (use_pointer_for_field): Change last argument from bool to
6444 omp_context *. Disallow shared copy-in/out in nested
6445 parallel if decl is shared in outer parallel too.
6446 (build_outer_var_ref, scan_sharing_clauses,
6447 lower_rec_input_clauses, lower_copyprivate_clauses,
6448 lower_send_clauses, lower_send_shared_vars): Adjust callers.
6450 2008-03-12 Victor Kaplansky <victork@il.ibm.com>
6451 Ira Rosen <irar@il.ibm.com>
6453 * tree-vectorizer.c (free_stmt_vec_info): New function.
6454 (destroy_loop_vec_info): Move code to free_stmt_vec_info().
6455 Call free_stmt_vec_info(). Free LOOP_VINFO_STRIDED_STORES..
6456 * tree-vectorizer.h (free_stmt_vec_info): Declare.
6457 * tree-vect-transform.c (vectorizable_conversion): Free
6458 vec_oprnds0 if it was allocated.
6459 (vect_permute_store_chain): Remove unused VECs.
6460 (vectorizable_store): Free VECs that are allocated in the..
6462 (vect_transform_strided_load, vectorizable_load): Likewise.
6463 (vect_remove_stores): Simplify the code.
6464 (vect_transform_loop): Move code to vect_remove_stores().
6465 Call vect_remove_stores() and free_stmt_vec_info().
6467 2008-03-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6469 * pa.h (TARGET_LONG_PIC_SDIFF_CALL): Conditionalize define on
6470 TARGET_HPUX. Revise comment.
6471 (TARGET_LONG_PIC_PCREL_CALL): Revise comment.
6472 * pa.c (output_call): Update for revised TARGET_LONG_PIC_SDIFF_CALL.
6473 Use sr4 variant of `be' instruction when not generating PIC code.
6474 (attr_length_call): Adjust for above change.
6476 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
6478 * ipa-reference.c (static_execute): Remove module_statics_const and
6479 associated setting code.
6481 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
6484 * config/i386/i386.md (paritysi2, paritydi2): Use register_operand
6485 predicate for operand 1.
6486 (paritysi2_cmp): Use register_operand predicate for operand 2.
6487 Use earlyclobber modifier for operand 1. Remove support for
6489 (paritydi2_cmp): Use register_operand predicate for operand 3.
6490 Use earlyclobber modifier for operand 1. Remove support for
6493 2008-03-11 Paul Brook <paul@codesourcery.com>
6494 Vladimir Prus <vladimir@codesourcery.com>
6496 * config/arm/arm.c (use_return_insn): Check TARGET_APCS_FRAME.
6497 (arm_compute_save_reg0_reg12_mask): Always
6498 check if register 11 must be saved. Always safe hard frame pointer
6499 when frame_pointer_needeed.
6500 (arm_compute_save_reg_mask): Save IP and PC
6501 only with apcs frames.
6502 (arm_output_epilogue): Adjust Thumb2 codepath to
6503 be also invoked and work for ARM non-apcs frames.
6504 (arm_expand_prologue): Don't bother saving IP
6505 for non-apcs frame, since it's not clobbered by
6506 prologue code. Implement non-apcs frame
6509 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
6511 PR rtl-optimization/35281
6512 * expr.c (convert_move): Use a new pseudo for the intermediate
6513 from_mode->word_mode result.
6515 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
6517 * langhooks-def.h (LANG_HOOKS_CLEAR_BINDING_STACK): Delete.
6518 * langhooks.h (struct lang_hooks): Delete clear_binding_stack member.
6519 * toplev.c (compile_file): Don't call it.
6521 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
6524 * expr.c (store_expr): Call emit_block_move if the mode
6525 of "temp" RTX is BLKmode.
6527 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
6528 Richard Guenther <rguenther@suse.de>
6530 PR tree-optimization/31358
6531 * tree-ssa-loop-manip.c (create_iv): Call force_gimple_operand for
6532 the step with a NULL_TREE.
6533 * tree-ssa-loop-ivopts.c (find_bivs): Convert the step
6534 to sizetype if type is a pointer type.
6535 (add_candidate_1): Don't convert the base and step to
6536 the generic type if the orginal type is a pointer type.
6537 (add_iv_value_candidates): Use sizetype for the step
6538 if type is a pointer type.
6539 (cand_value_at): Likewise.
6540 * tree-ssa-address.c (add_to_parts): Use POINTER_PLUS_EXPR
6542 * tree-affine.c (tree_to_aff_combination <POINTER_PLUS_EXPR>):
6543 Don't convert the tem affine to the type.
6544 (add_elt_to_tree): Use sizetype for the step if a pointer.
6545 Use POINTER_PLUS_EXPR for pointers.
6546 (aff_combination_to_tree): Use sizetype for the step if a
6549 2008-03-10 Vladimir Makarov <vmakarov@redhat.com>
6551 * config/i386/sse.md (ssse3_pmaddubswv8hi3, ssse3_pmaddubswv4hi3):
6552 Remove commutativity hint.
6554 2008-03-10 Jakub Jelinek <jakub@redhat.com>
6558 * c-parser.c (c_parser_omp_threadprivate): Don't add vars with
6559 errorneous type. Check that v is a VAR_DECL.
6562 * tree-cfg.c (new_label_mapper): Update cfun->last_label_uid.
6564 2008-03-10 H.J. Lu <hongjiu.lu@intel.com>
6566 PR tree-optimization/35494
6567 * tree-ssa-ccp.c (get_symbol_constant_value): Check if value
6568 may be overriden at link and run time.
6570 2008-03-10 Richard Guenther <rguenther@suse.de>
6572 PR tree-optimization/34677
6573 * tree-ssa-pre.c (modify_expr_node_pool): Remove.
6574 (poolify_tree): Likewise.
6575 (modify_expr_template): Likewise.
6576 (poolify_modify_stmt): Likewise.
6577 (insert_fake_stores): Handle all component-ref style stores
6578 in addition to INDIRECT_REF. Also handle complex types.
6579 Do not poolify the inserted load.
6580 (realify_fake_stores): Do not rebuild the tree but only
6581 make it a SSA_NAME copy.
6582 (init_pre): Remove initialzation of modify_expr_template.
6583 Do not allocate modify_expr_node_pool.
6584 (fini_pre): Do not free modify_expr_node_pool.
6586 2008-03-10 Paul Brook <paul@codesourcery.com>
6588 * config/arm/arm.md (UNSPEC_STACK_ALIGN, UNSPEC_PIC_OFFSET): Renumber
6591 2008-03-10 Paul Brook <paul@codesourcery.com>
6592 Mark Shinwell <shinwell@codesourcery.com>
6594 * config/arm/cortex-r4.md: New.
6595 * config/arm/thumb2.md (divsi3, udivsi3): Annotate with
6597 * config/arm/arm.md: Include cortex-r4.md.
6598 (insn): Add smmls, sdiv and udiv values.
6599 (generic_sched): Don't use generic scheduling for Cortex-R4.
6600 (arm_issue_rate): New function.
6601 (TARGET_SCHED_ISSUE_RATE): Define.
6603 2008-03-10 Sebastian Pop <sebastian.pop@amd.com>
6605 * doc/invoke.texi (-ftree-loop-distribution): Add an example.
6607 2008-03-10 Richard Guenther <rguenther@suse.de>
6609 * tree-ssa-pre.c (get_sccvn_value): Simplify.
6610 (compute_avail): Do not add stmt uses to AVAIL_OUT.
6612 2008-03-10 Paolo Bonzini <bonzini@gnu.org>
6614 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS):
6615 Set default to true.
6617 2008-03-09 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6619 * c.opt (Wsynth): Deprecate.
6620 * doc/invoke.texi (Option Summary, Warning Options): Document
6621 -Wno-format-contains-nul.
6623 2008-03-09 Uros Bizjak <ubizjak@gmail.com>
6626 * config/i386/i386.c (ix86_constant_alignment): Compute alignment using
6627 ALIGN_MODE_128 for VECTOR_CST and INTEGER_CST in addition to REAL_CST.
6629 2008-03-09 Ira Rosen <irar@il.ibm.com>
6631 * config/rs6000/rs6000.c (builtin_description): Rename vector
6632 left shift operations.
6633 * config/rs6000/altivec.md (UNSPEC_VSL): Remove.
6634 (altivec_vsl<VI_char>): Rename to ...
6635 (ashl<mode>3): ... new name.
6636 (mulv4sf3, mulv4si3, negv4sf2): Replace gen_altivec_vslw with
6638 (absv4sf2): Convert to use ashift:V4SI instead of UNSPEC_VSL.
6640 2008-03-08 Richard Guenther <rguenther@suse.de>
6642 * coverage.h (tree_coverage_counter_addr): Declare.
6643 * coverage.c (tree_coverage_counter_addr): New function.
6644 * tree-profile.c (tree_gen_edge_profiler): Unshare counter
6646 (tree_gen_pow2_profiler): Use tree_coverage_counter_addr.
6647 (tree_gen_one_value_profiler): Likewise.
6648 (tree_gen_ic_profiler): Likewise.
6649 (tree_gen_average_profiler): Likewise.
6650 (tree_gen_ior_profiler): Likewise.
6652 2008-03-08 Richard Guenther <rguenther@suse.de>
6654 * tree-ssa-sccvn.h (vn_binary_op_lookup): Remove.
6655 (vn_binary_op_insert): Likewise.
6656 (vn_unary_op_lookup): Likewise.
6657 (vn_unary_op_insert): Likewise.
6658 (vn_nary_op_lookup): Declare.
6659 (vn_nary_op_insert): Likewise.
6660 * tree-ssa-sccvn.c (struct vn_tables_s): Merge unary
6661 and binary hashes, use a single obstack for unary_op_pool
6663 (struct vn_binary_op_s, struct vn_unary_op_s): Replace with
6664 a single struct vn_nary_op_s. Store tree code length and
6665 a variable number of operands.
6666 (struct vn_reference_op_struct): Remove unused op2.
6667 (vn_reference_op_eq): Do not compare op2.
6668 (vn_reference_op_compute_hash): Do not compute hash of op2.
6669 (vn_unary_op_hash, vn_binary_op_hash): Replace with vn_nary_op_hash.
6670 (vn_unary_op_compute_hash, vn_binary_op_compute_hash): Replace
6671 with vn_nary_op_compute_hash.
6672 (vn_unary_op_eq, vn_binary_op_eq): Replace with vn_nary_op_eq.
6673 (vn_unary_op_lookup, vn_binary_op_lookup): Replace with
6675 (vn_unary_op_insert, vn_binary_op_insert): Replace with
6677 (visit_unary_op): Call nary functions.
6678 (visit_binary_op): Likewise.
6679 (process_scc): Adjust for struct vn_tables_s changes.
6680 (allocate_vn_table): Likewise.
6681 (free_vn_table): Likewise.
6682 * tree-vn.c (vn_add): Call nary functions.
6683 (vn_lookup): Likewise.
6685 2008-03-08 Jakub Jelinek <jakub@redhat.com>
6688 * config/rs6000/rs6000.c (rs6000_expand_compare_and_swapqhi): Shift
6689 wdst back after sync_compare_and_swapqhi_internal.
6691 2008-03-08 Uros Bizjak <ubizjak@gmail.com>
6694 * config/i386/i386-modes.def (V1DI): New vector mode.
6695 * config/i386/i386.h (VALID_MMX_REG_MODE): Add V1DImode.
6696 * config/i386/mmx.md (MMXMODEI8): New mode iterator.
6697 (MMXMODE248): Ditto.
6698 (MMXMODE): Add V1DI mode.
6699 (mmxvecsize): Change DI mode to V1DI mode.
6700 ("mov<mode>): Use MMXMODEI8 mode iterator.
6701 ("*mov<mode>_internal_rex64"): Ditto.
6702 ("*mov<mode>_internal"): Ditto.
6703 ("mmx_add<mode>3"): Ditto. Handle V1DImode for TARGET_SSE2.
6704 ("mmx_sub<mode>3"): Ditto.
6705 ("mmx_adddi3"): Remove insn pattern.
6706 ("mmx_subdi3"): Ditto.
6707 ("mmx_ashr<mode>3"): Use SImode and "yN" constraint for operand 2.
6708 ("mmx_lshr<mode>3"): Ditto. Use MMXMODE248 mode iterator.
6709 ("mmx_ashl<mode>3"): Ditto.
6710 ("mmx_lshrdi3"): Remove insn pattern.
6711 ("mmx_ashldi3"): Ditto.
6712 * config/i386/i386.c (classify_argument): Handle V1DImode.
6713 (function_arg_advance_32): Ditto.
6714 (function_arg_32): Ditto.
6715 (struct builtin_description) [IX86_BUILTIN_PADDQ]: Use
6716 mmx_addv1di3 insn pattern.
6717 [IX86_BUILTIN_PSUBQ]: Use mmx_subv1di3 insn pattern.
6718 [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?, IX86_BUILTIN_PSRA?,
6719 IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I, IX86_BUILTIN_PSRA?I,
6720 IX86_BUILTIN_PSLL?I128, IX86_BUILTIN_PSRL?I128, IX86_BUILTIN_PSRA?I128]:
6721 Remove definitions of built-in functions.
6722 (V1DI_type_node): New node.
6723 (v1di_ftype_v1di_int): Ditto.
6724 (v1di_ftype_v1di_v1di): Ditto.
6725 (v2si_ftype_v2si_si): Ditto.
6726 (v4hi_ftype_v4hi_di): Remove node.
6727 (v2si_ftype_v2si_di): Ditto.
6728 (ix86_init_mmx_sse_builtins): Handle V1DImode.
6729 (__builtin_ia32_psll?, __builtin_ia32_psrl?, __builtin_ia32_psra?):
6730 Redefine builtins using def_builtin_const with *_ftype_*_int node.
6731 (__builtin_ia32_psll?i, __builtin_ia32_psrl?i, __builtin_ia32_psra?i):
6732 Add new builtins using def_builtin_const.
6733 (ix86_expand_builtin) [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?,
6734 IX86_BUILTIN_PSRA?, IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I,
6735 IX86_BUILTIN_PSRA?I]: Handle builtin definitions.
6736 * config/i386/mmintrin.h (__v1di): New typedef.
6737 (_mm_add_si64): Cast arguments to __v1di type.
6738 (_mm_sub_si64): Ditto.
6739 (_mm_sll_pi16): Cast __count to __v4hi type.
6740 (_mm_sll_pi32): Cast __count to __v2si type.
6741 (_mm_sll_si64): Cast arguments to __v1di type.
6742 (_mm_srl_pi16): Cast __count to __v4hi type.
6743 (_mm_srl_pi32): Cast __count to __v2si type.
6744 (_mm_srl_si64): Cast arguments to __v1di type.
6745 (_mm_sra_pi16): Cast __count to __v4hi type.
6746 (_mm_sra_pi32): Cast __count to __v2si type.
6747 (_mm_slli_pi16): Use __builtin_ia32_psllwi.
6748 (_mm_slli_pi32): Use __builtin_ia32_pslldi.
6749 (_mm_slli_si64): Use __builtin_ia32_psllqi. Cast __m to __v1di type.
6750 (_mm_srli_pi16): Use __builtin_ia32_psrlwi.
6751 (_mm_srli_pi32): Use __builtin_ia32_psrldi.
6752 (_mm_srli_si64): Use __builtin_ia32_psrlqi. Cast __m to __v1di type.
6753 (_mm_srai_pi16): Use __builtin_ia32_psrawi.
6754 (_mm_srai_pi32): Use __builtin_ia32_psradi.
6755 * config/i386/i386.md (UNSPEC_NOP): Remove unspec definition.
6756 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
6757 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
6758 __builtin_ia32_psrl?i, __builtin_ia32_psra?i]: Add new builtins.
6760 2008-03-07 Joseph Myers <joseph@codesourcery.com>
6762 * doc/include/texinfo.tex: Update to version 2008-03-07.10.
6764 2008-03-07 Peter Bergner <bergner@vnet.ibm.com>
6767 * config/rs6000/rs6000.c (rs6000_legitimize_address): Don't generate
6768 reg+const addressing for Altivec modes. Don't generate reg+reg
6769 addressing for TFmode or TDmode quantities.
6771 2008-03-07 Paolo Bonzini <bonzini@gnu.org>
6773 * c-common.c (vector_types_convertible_p): Call langhook
6774 instead of comptypes.
6776 2008-03-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
6779 * tree-ssa-ccp.c (get_symbol_constant_value): Handle
6780 integral and scalar float variables which have a
6783 2008-03-06 Nathan Froyd <froydnj@codesourcery.com>
6785 * dwarf2out.c (dwarf2out_frame_debug_expr): Consult the
6786 dwarf_register_span hook when emitting unwind information for
6787 register-to-memory saves.
6788 * config/rs6000/rs6000.c (spe_synthesize_frame): Delete.
6789 (rs6000_frame_related): Remove call to spe_synthesize_frame.
6791 2008-03-06 Jakub Jelinek <jakub@redhat.com>
6793 * gimplify.c (goa_lhs_expr_p): Allow different ADDR_EXPR nodes
6794 for the same VAR_DECL.
6796 2008-03-06 Tom Tromey <tromey@redhat.com>
6799 * doc/standards.texi (Standards): Don't mention treelang.
6800 * doc/invoke.texi (Overall Options): Don't mention treelang.
6801 * doc/install.texi (Prerequisites): Don't mention bison or
6803 (Configuration): Don't mention treelang.
6804 (Building): Likewise.
6805 * doc/frontends.texi (G++ and GCC): Don't mention treelang.
6807 2008-03-06 Paolo Bonzini <bonzini@gnu.org>
6809 * simplify-rtx.c (simplify_subreg): Remove useless shifts from
6810 word-extractions out of a multi-word object.
6812 2008-03-06 Richard Guenther <rguenther@suse.de>
6814 * tree.def (BIT_FIELD_REF): Constrain result type and its precision.
6815 * tree-cfg.c (verify_expr): Verify BIT_FIELD_REF constraints on
6816 result type and precision.
6817 * expr.c (get_inner_reference): Set unsignedp based on the result
6818 type of BIT_FIELD_REF.
6819 * tree.h (BIT_FIELD_REF_UNSIGNED): Remove.
6820 * tree-sra.c (instantiate_element): Do not set BIT_FIELD_REF_UNSIGNED.
6821 (try_instantiate_multiple_fields): Likewise. Use the correct type
6823 (sra_build_assignment): Likewise.
6824 (sra_build_elt_assignment): Likewise.
6825 (sra_explode_bitfield_assignment): Likewise.
6826 * print-tree.c (print_node): Do not check BIT_FIELD_REF_UNSIGNED.
6827 * tree-vect-transform.c (vect_create_epilog_for_reduction): Do not
6828 set BIT_FIELD_REF_UNSIGNED.
6829 (vectorizable_load): Likewise.
6831 2008-03-06 Andreas Krebbel <krebbel1@de.ibm.com>
6833 * cse.c (cse_extended_basic_block): Invalidate artificial defs
6836 2008-03-06 Richard Guenther <rguenther@suse.de>
6838 * alias.c (struct alias_set_entry): Move has_zero_child field
6839 to pack with alias_set.
6841 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
6843 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
6846 2008-03-05 Ian Lance Taylor <iant@google.com>
6848 * alias.h (alias_set_type): Change from HOST_WIDE_INT to int.
6850 2008-03-05 Kenneth Zadeck <zadeck@naturalbridge.com>
6852 * fwprop.c (update_df): Support width and offset parameters of
6854 * ra-conflict.c (mark_reg_store, clear_reg_in_live,
6855 global_conflicts): Change DF_REF_EXTRACT to either
6856 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
6857 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
6858 * df-scan.c (df_ref_record, df_defs_record,
6859 df_ref_create_structure, df_def_record_1, df_uses_record,
6860 df_get_conditional_uses, df_get_call_refs, df_insn_refs_collect,
6861 df_bb_refs_collect, df_entry_block_defs_collect,
6862 df_exit_block_uses_collect): Support new width and offset fields.
6863 (ref_extract_pool): New storage pool.
6864 (df_free_ref): New function.
6865 (df_reg_chain_unlink, df_free_collection_rec,
6866 df_sort_and_compress_refs): Call df_free_ref.
6867 (df_ref_equal_p, df_ref_compare): Compare offset and width fields
6869 (df_ref_create_structure): Allocate df_ref_extract if offset and
6870 width fields are used.
6871 (df_def_record_1): Get offset and width from ZERO_EXTRACT.
6872 (df_uses_record): Get offset and width from ZERO_EXTRACT
6874 * global.c (build_insn_chain): 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.h (df_ref_flags): Change DF_REF_EXTRACT to either
6878 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
6879 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
6880 (df_ref_extract): New structure.
6881 (DF_REF_WIDTH, DF_REF_OFFSET): New macros.
6882 (df_ref_create): Add width and offset parameters.
6884 2008-03-05 Richard Guenther <rguenther@suse.de>
6886 * tree-ssa-structalias.c (get_constraint_for_component_ref):
6887 Use ranges_overlap_p.
6888 (offset_overlaps_with_access): Rename
6889 to ranges_overlap_p and move ...
6890 * tree-flow-inline.h (ranges_overlap_p): ... here.
6892 * tree.h (get_inner_reference, handled_component_p): Update
6895 * tree.h (record_component_aliases, get_alias_set,
6896 alias_sets_conflict_p, alias_sets_must_conflict_p,
6897 objects_must_conflict_p): Move declarations ...
6898 * alias.h (record_component_aliases, get_alias_set,
6899 alias_sets_conflict_p, alias_sets_must_conflict_p,
6900 objects_must_conflict_p): ... here.
6901 Include coretypes.h.
6902 * Makefile.in (ALIAS_H): Add coretypes.h dependency.
6904 2008-03-05 Aldy Hernandez <aldyh@redhat.com>
6906 * cfg.c: Include tree-flow.h.
6907 (remove_edge_raw): Call redirect_edge_var_map_clear.
6908 (redirect_edge_succ_nodup): Call redirect_edge_var_map_dup.
6909 * tree-flow-inline.h (redirect_edge_var_map_def): New.
6910 (redirect_edge_var_map_result): New.
6911 * tree-cfgcleanup.c (remove_forwarder_block_with_phi): Replace
6912 PENDING_STMT use with redirect_edge_var_map_*.
6913 * tree-ssa.c (edge_var_maps): New definition.
6914 (redirect_edge_var_map_add): New.
6915 (redirect_edge_var_map_clear): New.
6916 (redirect_edge_var_map_dup): New.
6917 (redirect_edge_var_map_vector): New.
6918 (redirect_edge_var_map_destroy): New.
6919 (ssa_redirect_edge): Replace PENDING_STMT use with
6920 redirect_edge_var_map_*.
6921 (flush_pending_stmts): Same.
6922 (delete_tree_ssa): Destroy edge var map.
6923 * tree-flow.h (struct _edge_var_map): New.
6924 Define edge_var_map vector type.
6925 Declare redirect_edge_var_map_* prototypes.
6926 * Makefile.in (cfg.o): Depend on TREE_FLOW_H.
6927 * tree-cfg.c (reinstall_phi_args): Replace
6928 PENDING_STMT use with redirect_edge_var_map_*.
6930 2008-03-05 Richard Guenther <rguenther@suse.de>
6932 PR tree-optimization/35472
6933 * tree-ssa-dse.c (dse_optimize_stmt): Do not delete a store
6934 whose single use_stmt has a overlapping set of loaded and
6935 stored symbols as that use_stmt might be a noop assignment then.
6937 2008-03-05 Joel Sherrill <joel.sherrill@oarcorp.com>
6939 * gthr-rtems.h: Implement __gthread_mutex_destroy.
6941 2008-03-05 Richard Guenther <rguenther@suse.de>
6944 * tree.def (BIT_FIELD_REF): Document that operands 1 and 2
6945 should be constants.
6946 * tree-cfg.c (verify_expr): Verify it.
6947 * fold-const.c (fold_truthop): Remove code generating
6948 BIT_FIELD_REFs of structure bases.
6949 (fold_binary): Likewise.
6950 (fold_ternary): Position and size of BIT_FIELD_REFs are
6951 always host integers.
6952 (make_bit_field_ref): Remove.
6953 (optimize_bit_field_compare): Remove.
6954 (all_ones_mask_p): Remove.
6956 2008-03-05 Gabor Loki <loki@gcc.gnu.org>
6959 * rtl-factoring.c (clear_regs_live_in_seq): Fix backward steps.
6960 (split_block_and_df_analyze): New. Split basic block and rebuild
6962 (block_label_after): Use SPLIT_BLOCK_AND_DF_ANALYZE instead of
6964 (split_pattern_seq): Likewise.
6965 (erase_matching_seqs): Likewise.
6966 (split_pattern_seq): Skip return insn in case of REG_NORETURN note.
6968 2008-03-04 Geoff Keating <geoffk@apple.com>
6970 * fold-const.c (tree_single_nonnegative_warnv_p): Fix mixed
6971 declaration and code.
6972 (tree_invalid_nonnegative_warnv_p): Likewise.
6974 2008-03-05 Serge Belyshev <belyshev@depni.sinp.msu.ru>
6976 * doc/install.texi (Testing): Correct quoting for the RUNTESTFLAGS
6977 examples. Truncate option-names then causing overfull hbox.
6979 2008-03-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6982 * configure.ac (CONFIG_SJLJ_EXCEPTIONS): Force SJLJ exceptions
6984 * configure: Rebuilt.
6986 2008-03-04 Rafael Espindola <espindola@google.com>
6988 * fold-const.c (tree_simple_nonnegative_warnv_p): New.
6989 (tree_unary_nonnegative_warnv_p): New.
6990 (tree_binary_nonnegative_warnv_p): New.
6991 (tree_single_nonnegative_warnv_p): New.
6992 (tree_invalid_nonnegative_warnv_p): New.
6993 (tree_expr_nonnegative_warnv_p): Redefine in term of the new functions.
6995 2008-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6998 * opts.c (handle_option): Postpone 'unknown option' errors only for
7001 2008-03-04 H.J. Lu <hongjiu.lu@intel.com>
7004 * config/i386/smmintrin.h (SIDD_XXX): Renamed to ...
7007 2008-03-04 Rafael Espindola <espindola@google.com>
7009 * fold-const.c (tree_unary_nonzero_warnv_p): New.
7010 (tree_binary_nonzero_warnv_p): New.
7011 (tree_single_nonzero_warnv_p): New.
7012 (tree_expr_nonzero_warnv_p): Redefine using the new functions.
7014 2008-03-04 Uros Bizjak <ubizjak@gmail.com>
7017 * fold-const.c (fold_cond_expr_with_comparison): Prevent
7018 transformations for modes that have signed zeros.
7019 * ifcvt.c (noce_try_abs): Ditto.
7021 2008-03-04 Joseph Myers <joseph@codesourcery.com>
7023 * config/i386/i386.c (override_options): Force
7024 -maccumulate-outgoing-args on if TARGET_STACK_PROBE.
7026 2008-03-04 Jan Hubicka <jh@suse.cz>
7029 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Fix typo
7032 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
7034 * config/i386/i386.md (allocate_stack_worker_32): Use __chkstk
7035 label to probe the stack.
7037 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
7039 * gthr-win32.h [__GTHREAD_HIDE_WIN32API]
7040 (__gthr_win32_mutex_destroy): Declare.
7041 [__GTHREAD_HIDE_WIN32API] (__gthread_mutex_destroy): Use
7042 __gthr_win32_mutex_destroy.
7043 * config/i386/gthr-win32.c (__gthr_win32_mutex_destroy): Define.
7045 2008-03-03 Jan Hubicka <jh@suse.cz>
7048 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Be more
7049 aggressive on inlining cold calls.
7051 2008-03-03 Richard Guenther <rguenther@suse.de>
7053 * tree-ssa-sccvn.c (visit_reference_op_store): Do not insert
7054 struct copies into the expression table.
7055 (simplify_unary_expression): Handle VIEW_CONVERT_EXPR.
7056 (try_to_simplify): Likewise.
7057 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPR of
7058 integral and pointer arguments which do not change the
7059 precision to NOP_EXPRs.
7060 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Adjust
7061 VIEW_CONVERT_EXPR case.
7063 2008-03-02 Sebastian Pop <sebastian.pop@amd.com>
7065 * tree-scalar-evolution.c (instantiate_parameters_1): An SSA_NAME
7066 defined in a loop at depth 0 is invariant.
7067 * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
7068 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Should never
7069 be called at loop depth 0.
7071 2008-03-02 Jakub Jelinek <jakub@redhat.com>
7074 * gcc.c (process_command): Update copyright notice dates.
7075 * gcov.c (print_version): Likewise.
7076 * gcov-dump.c (print_version): Likewise.
7077 * mips-tfile.c (main): Likewise.
7078 * mips-tdump.c (main): Likewise.
7080 2008-03-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7083 * c-common.c (flag_permissive): Delete.
7084 (constant_expression_warnings): Check flags first.
7085 (constant_expression_error): New.
7086 * c-common.h (flag_permissive): Delete.
7087 (constant_expression_error): Declare.
7088 * flags.h (flag_permissive): Declare. Update description.
7089 * diagnostic.c (pedwarn): Update.
7091 * diagnostic.h: (pedantic_error_kind): Rename as pedantic_warning_kind.
7092 (permissive_error_kind): New.
7093 * toplev.c (flag_permissive): Define. Update description.
7094 * toplev.h (permissive_error_kind): Declare.
7095 * c-errors.c (pedwarn_c99): Use pedantic_warning_kind.
7096 (pedwarn_c90): Use pedantic_warning_kind.
7097 * c-opts.c (c_common_post_options): flag_permissive does not affect
7098 flag_pedantic_errors.
7100 2008-03-02 Joseph Myers <joseph@codesourcery.com>
7102 * libgcc2.c (__addvSI3, __addvsi3, __addvDI3, __subvSI3,
7103 __subvsi3, __subvDI3, __negvSI2, __negvsi2, __negvDI2, __absvSI2,
7104 __absvsi2, __absvDI2): Use unsigned arithmetic.
7106 2008-03-02 Andi Kleen <ak@suse.de>
7107 Richard Guenther <rguenther@suse.de>
7109 * struct-equiv.c: Remove file.
7110 * cfg_cleanup.c (condjump_equiv_p): Remove.
7111 * Makefile.in (OBJS-common): Remove struct-equiv.o.
7112 (struct-equiv.o): Remove rule.
7113 * basic-block.h (struct_equiv_checkpoint, STRUCT_EQUIV_*,
7114 insns_match_p, struct_equiv_block_eq, struct_equiv_init,
7115 rtx_equiv_p, condjump_equiv_p): Remove prototypes.
7117 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
7119 * ifcvt.c (noce_process_if_block): Try to handle only the then
7120 block if the else block exists but isn't suitable.
7122 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
7125 * gthr-posix.h (__gthread_mutex_destroy): Remove extra declarations.
7126 * gthr-posix95.h (__gthread_mutex_destroy): Likewise. Note this fixes
7127 regression from previous patch.
7129 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
7132 * gthr.h: Add __gthread_mutex_destroy as a function that must be
7134 * gthr-vxworks.h (__gthread_mutex_destroy): Null implementation.
7135 * gthr-single.h (__gthread_mutex_destroy): Likewise.
7136 * gthr-rtems.h (__gthread_mutex_destroy): Likewise.
7137 * gthr-mipssde.h (__gthread_mutex_destroy): Likewise.
7138 * gthr-nks.h (__gthread_mutex_destroy): Likewise.
7139 * gthr-solaris.h (__gthread_mutex_destroy): Call mutex_destroy.
7140 * gthr-win32.h (__GTHREAD_MUTEX_DESTROY_FUNCTION): Remove.
7141 (__gthread_mutex_destroy_function): Rename to
7142 __gthread_mutex_destroy.
7143 * gthr-dce.h (__gthread_mutex_destroy): Call
7144 pthread_mutex_destroy.
7145 * gthr-tpf.h (__gthread_mutex_destroy): Likewise.
7146 * gthr-posix.h (__gthread_mutex_destroy): Likewise.
7147 * gthr-posix95.h (__gthread_mutex_destroy): Likewise.
7149 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
7151 * df-scan.c (df_ref_chain_change_bb): Simplify.
7152 (df_insn_change_bb): Add new_bb argument. Simplify. Call
7153 set_block_for_insn if there's any change.
7154 * df.h ((df_insn_change_bb): Fix prototype.
7155 * cfgrtl.c (update_bb_for_insn_chain): Pass bb to
7156 df_insn_change_bb, don't call set_block_for_insn.
7157 * emit-rtl.c (reorder_insns): Likewise.
7158 * haifa-sched.c (move_insn): Likewise.
7160 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
7162 * rtlanal.c (loc_mentioned_in_p): Test XVECEXPs correctly.
7164 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
7166 * tree-flow-inline.h (next_readonly_imm_use): Return
7167 NULL_USE_OPERAND_P after the end.
7169 2008-03-01 Richard Guenther <rguenther@suse.de>
7171 PR tree-optimization/35411
7172 * tree-sra.c (sra_build_assignment): Split conversion to
7173 final type to a separate statement if we are not assigning
7176 2008-02-29 Francois-Xavier Coudert <coudert@clipper.ens.fr>
7178 * fold-const.c (fold_convertible_p): Correct the logic to follow
7179 that in fold_convert().
7181 2008-02-29 Douglas Gregor <doug.gregor@gmail.com>
7184 * tree-inline.c (build_duplicate_type): When we make a
7185 duplicate type, make it unique in the canonical types system.
7187 2008-02-29 Tom Tromey <tromey@redhat.com>
7189 * toplev.c (input_file_stack, input_file_stack_tick, fs_p,
7190 input_file_stack_history, input_file_stack_restored): Remove.
7191 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
7192 * input.h (struct file_stack): Remove.
7193 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
7194 (input_file_stack, input_file_stack_tick, INPUT_FILE_STACK_BITS):
7196 * diagnostic.h (struct diagnostic_context) <last_module>: Change
7198 (diagnostic_last_module_changed): Add 'map' argument.
7199 (diagnostic_set_last_function): Likewise.
7200 * diagnostic.c (undiagnostic_report_current_module): Iterate using
7201 line map, not input_file_stack.
7202 * c-lex.c (fe_file_change): Don't use push_srcloc or pop_srcloc.
7204 2008-02-29 Paul Brook <paul@codesourcery.com>
7206 * config/arm/arm.md (arm_addsi3): Add r/k/n alternative.
7208 2008-02-29 Paul Brook <paul@codesourcery.com>
7210 * config/arm/ieee754-df.S (muldf3): Use RET macros.
7212 2008-02-29 Richard Guenther <rguenther@suse.de>
7214 * tree-ssa-pre.c (get_sccvn_value): Create missing VNs via
7216 * tree-ssa-sccnv.c (visit_reference_op_store): Use the rhs
7217 value for comparing for a store match.
7218 (simplify_unary_expression): Do nothing for SSA_NAMEs.
7219 (try_to_simplify): Do not do a full-blown reference lookup.
7221 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
7223 * config/sh/sh.c (sh_scalar_mode_supported_p): New function.
7224 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
7226 * config/sh/sh.h (OVERRIDE_OPTIONS): Don't warn for profiling.
7228 2008-02-29 Sebastian Pop <sebastian.pop@amd.com>
7230 * tree-loop-linear.c (try_interchange_loops): Compare memory access
7231 strides against cache sizes.
7233 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
7235 * config/sh/sh.c (sh_secondary_reload): Handle loading a float
7238 2008-02-28 Richard Sandiford <rsandifo@nildram.co.uk>
7240 * simplify-rtx.c (simplify_unary_operation_1): Extend the handling
7241 of SUBREG_PROMOTED_VAR_P to cope with cases where the extended value
7242 is smaller than the original promoted value.
7243 (simplify_subreg): If OP is a SUBREG, try to preserve its
7244 SUBREG_PROMOTED_VAR_P information.
7246 2008-02-28 Steven Bosscher <stevenb.gcc@gmail.com>
7248 * tree-ssa-sccvn (vn_ssa_aux_obstack): New obstack.
7249 (VN_INFO_GET): Allocate new objects on the obstack.
7250 (init_scc_vn): Initialize the obstack. Use XDELETE instead of free
7251 for rpo_numbers_temp, for consistency.
7252 (free_scc_vn): Free the obstack.
7254 2008-02-28 Sebastian Pop <sebastian.pop@amd.com>
7256 * doc/invoke.texi: Document -ftree-loop-distribution.
7257 * tree-loop-distribution.c: New.
7258 * tree-pass.h (pass_loop_distribution): New.
7259 * graphds.h (struct graph): Add htab_t indices.
7260 * timevar.def (TV_TREE_LOOP_DISTRIBUTION): New.
7261 * tree-vectorizer.c (rename_variables_in_loop): Extern.
7262 (slpeel_tree_duplicate_loop_to_edge_cfg): Init PENDING_STMT to NULL.
7263 * tree-vectorizer.h (tree_duplicate_loop_on_edge): Declared.
7264 * tree-data-ref.c (debug_data_dependence_relations): New.
7265 (dump_data_dependence_relation): Also print data references.
7266 (free_data_ref): Extern.
7267 (same_access_functions): Moved...
7268 (find_vertex_for_stmt): Renamed rdg_vertex_for_stmt.
7269 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
7270 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg_1, dot_rdg,
7271 struct rdg_vertex_info, rdg_vertex_for_stmt): New.
7272 (create_rdg_edge_for_ddr, create_rdg_vertices): Cleaned up.
7273 (stmts_from_loop): Skip LABEL_EXPR.
7274 (hash_stmt_vertex_info, eq_stmt_vertex_info, hash_stmt_vertex_del):
7276 (build_rdg): Initialize rdg->indices htab.
7277 (free_rdg, stores_from_loop, ref_base_address,
7278 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses,
7279 have_similar_memory_accesses_1, ref_base_address_1,
7280 remove_similar_memory_refs): New.
7281 * tree-data-ref.h: Depend on tree-chrec.h.
7282 (debug_data_dependence_relations, free_data_ref): Declared.
7283 (same_access_functions): ... here.
7284 (ddr_is_anti_dependent, ddrs_have_anti_deps, ddr_dependence_level):
7286 (struct rdg_vertex): Add has_mem_write and has_mem_reads.
7287 (RDGV_HAS_MEM_WRITE, RDGV_HAS_MEM_READS, RDG_STMT,
7288 RDG_MEM_WRITE_STMT, RDG_MEM_READS_STMT): New.
7289 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
7290 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg,
7291 rdg_vertex_for_stmt): Declared.
7292 (struct rdg_edge): Add level.
7294 (free_rdg, stores_from_loop, remove_similar_memory_refs,
7295 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses):
7297 (rdg_has_similar_memory_accesses): New.
7298 * tree-vect-analyze.c: Remove unused static decls.
7299 * lambda.h (dependence_level): New.
7300 * common.opt (ftree-loop-distribution): New.
7301 * tree-flow.h (mark_virtual_ops_in_bb,
7302 slpeel_tree_duplicate_loop_to_edge_cfg,
7303 rename_variables_in_loop): Declared.
7304 * Makefile.in (TREE_DATA_REF_H): Depend on tree-chrec.h.
7305 (OBJS-common): Add tree-loop-distribution.o.
7306 (tree-loop-distribution.o): New rule.
7307 * tree-cfg.c (mark_virtual_ops_in_bb): New.
7308 (mark_virtual_ops_in_region): Use mark_virtual_ops_in_bb.
7309 * passes.c (init_optimization_passes): Schedule pass_loop_distribution.
7311 2008-02-28 Joseph Myers <joseph@codesourcery.com>
7314 * tree.c (handle_dll_attribute): Disallow TYPE_DECLs for types
7315 other than structures and unions.
7317 2008-02-28 Richard Guenther <rguenther@suse.de>
7320 2008-02-26 Richard Guenther <rguenther@suse.de>
7322 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
7323 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
7324 (lookup_decl_from_uid): Declare.
7325 (remove_decl_from_map): Likewise.
7326 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
7327 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
7328 (decl_for_uid_map): New global hashtable mapping DECL_UID
7330 (init_ttree): Allocate it.
7331 (insert_decl_to_uid_decl_map): New helper function.
7332 (make_node_stat): Insert new decls into the map.
7333 (copy_node_stat): Likewise.
7334 (lookup_decl_from_uid): New function.
7335 (remove_decl_from_map): Likewise.
7336 (print_decl_for_uid_map_statistics): New helper.
7337 (dump_tree_statistics): Call it.
7339 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
7340 (referenced_var_iterator): Adjust.
7341 (FOR_EACH_REFERENCED_VAR): Adjust.
7342 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
7343 (num_referenced_vars): Adjust.
7344 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
7345 (first_referenced_var): Remove.
7346 (end_referenced_vars_p): Likewise.
7347 (next_referenced_var): Likewise.
7348 (referenced_var_iterator_set): New helper function.
7349 * tree-dfa.c (referenced_var_lookup): Adjust.
7350 (referenced_var_check_and_insert): Likewise.
7351 (remove_referenced_var): Likewise.
7352 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
7353 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
7354 (verify_call_clobbering): Likewise.
7355 (verify_memory_partitions): Likewise.
7356 (init_tree_ssa): Allocate bitmap instead of hashtable for
7358 (delete_tree_ssa): Adjust.
7359 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
7360 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
7361 (compute_tag_properties): Likewise.
7362 (set_initial_properties): Likewise.
7363 (find_partition_for): Likewise.
7364 (update_reference_counts): Likewise.
7365 (dump_may_aliases_for): Likewise.
7366 * tree-ssa-operands.c (add_virtual_operand): Likewise.
7367 (add_call_clobber_ops): Likewise.
7368 (add_call_read_ops): Likewise.
7369 (get_asm_expr_operands): Likewise.
7370 * tree-into-ssa.c (dump_decl_set): Likewise.
7371 (update_ssa): Likewise.
7372 * tree-sra.c (scan_function): Likewise.
7373 (decide_instantiations): Likewise.
7374 (scalarize_parms): Likewise.
7375 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
7376 (dsa_named_for): Likewise.
7377 * tree-ssa-structalias.c (update_alias_info): Likewise.
7378 (merge_smts_into): Likewise.
7380 2008-02-27 David Daney <ddaney@avtrex.com>
7383 * config/mips/iris.h (MIPS_DEBUGGING_INFO): Define.
7384 * config/mips/openbsd.h (MIPS_DEBUGGING_INFO): Same.
7385 * config/mips/sde.h (MIPS_DEBUGGING_INFO): Remove undef.
7386 * config/mips/vxworks.h (MIPS_DEBUGGING_INFO): Same.
7387 * config/mips/mips.h (MIPS_DEBUGGING_INFO): Remove define.
7389 2008-02-27 Uros Bizjak <ubizjak@gmail.com>
7392 * config/darwin-ppc-ldouble-patch.def (BUILT_IN_NANL): Add.
7393 (BUILT_IN_NEXTTOWARD): Remove.
7394 (BUILT_IN_NEXTTOWARDF): Ditto.
7395 * config/darwin.c (darwin_patch_builtin): Use ACONCAT instead of
7396 alloca/strcpy/strcat. Remove commented-out code. Fix whitespace.
7398 2008-02-27 Tom Tromey <tromey@redhat.com>
7400 * tree-dump.c (dequeue_and_dump) <FUNCTION_DECL>: Check
7401 DECL_SAVED_TREE, not DECL_LANG_SPECIFIC, when dumping body.
7403 2008-02-27 Jan Beulich <jbeulich@novell.com>
7405 * c-decl.c (merge_decls): Use DECL_USER_ALIGN() on olddecl to
7406 update the respective field on newdecl.
7408 2008-02-27 Revital Eres <eres@il.ibm.com>
7410 PR rtl-optimization/34999
7411 * bb-reorder.c (add_labels_and_missing_jumps): Do not handle
7412 crossing edges that ends with a call insn.
7413 (fix_up_fall_thru_edges): Handle crossing edges that ends with a
7414 call insn and clear the EDGE_CROSSING flag of the crossing edge
7415 when fixing fallthru edges.
7417 2008-02-27 Richard Guenther <rguenther@suse.de>
7420 * fold-const.c (fold_unary): Return the correct argument,
7421 converted to the result type.
7423 2008-02-27 Richard Guenther <rguenther@suse.de>
7426 * expr.c (expand_expr_real_1): Assert on rotates that operate
7428 * fold-const.c (fold_binary): Use the types precision, not the
7429 bitsize of the mode if folding rotate expressions. Build rotates
7430 only for full modes.
7432 2008-02-27 Jakub Jelinek <jakub@redhat.com>
7434 * c-ppoutput.c (scan_translation_unit): Handle CPP_PRAGMA
7436 * c-pragma.c (pragma_ns_name): New typedef.
7437 (registered_pp_pragmas): New variable.
7438 (c_pp_lookup_pragma): New function.
7439 (c_register_pragma_1): If flag_preprocess_only, do nothing
7440 for non-expanded pragmas, for expanded ones push pragma's
7441 namespace and name into registered_pp_pragmas vector.
7442 (c_invoke_pragma_handler): Register OpenMP pragmas even when
7443 flag_preprocess_only, don't register GCC pch_preprocess
7444 pragma if flag_preprocess_only.
7445 * c-opts.c (c_common_init): Call init_pragma even if
7446 flag_preprocess_only.
7447 * c-pragma.c (c_pp_lookup_pragma): New prototype.
7448 * config/darwin.h (DARWIN_REGISTER_TARGET_PRAGMAS): Don't call
7449 cpp_register_pragma if flag_preprocess_only.
7451 2008-02-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7454 * c-parser.c (c_parser_translation_unit): Warn for empty
7455 translation unit, not empty source file.
7457 2008-02-26 Paul Brook <paul@codesourcery.com>
7459 * config/arm/arm.c (thumb_set_frame_pointer): Ensure SP is first
7460 operand for Thumb-2.
7461 * config/arm/arm.h (reg_class): Add CORE_REGS.
7462 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Ditto.
7463 (BASE_REG_CLASS): Use CORE_REGS.
7464 (PREFERRED_RELOAD_CLASS): Add STACK_REG.
7465 (REGNO_MODE_OK_FOR_REG_BASE_P): Use REGNO_MODE_OK_FOR_BASE_P.
7466 (REGNO_OK_FOR_INDEX_P): Exclude SP.
7467 (ARM_REG_OK_FOR_INDEX_P): Always define. Use
7468 ARM_REGNO_OK_FOR_INDEX_P.
7469 (ARM_PRINT_OPERAND_ADDRESS): Swap operands for [reg, sp].
7470 * config/arm/arm.md (arm_addsi3, thumb1_addsi3, arm_subsi3_insn,
7471 arm_movsi_insn, thumb1_movsi_insni, stack_tie): Add "k" alternatives.
7472 (ldm/stm peepholes): Ditto.
7473 * config/arm/thumb2.md (thumb2_movdi): Add "k" alternatives.
7474 * config/arm/vfp.md (arm_movsi_vfp, thumb2_movsi_vfp): Ditto.
7475 * config/arm/iwmmxt.md (iwmmxt_movsi_insn): Ditto.
7476 * config/arm/constraints.md: Enable "k" constraint on ARM.
7478 2008-02-27 Ben Elliston <bje@au.ibm.com>
7480 * config/rs6000/rs6000.c: Annotate cache line size field in all
7481 instances of struct processor_costs.
7483 2008-02-26 David Edelsohn <edelsohn@gnu.org>
7485 * dbgcnt.def (cfg_cleanup, cprop1, cprop2, dce_fast, dce_ud, dse1,
7486 dse2, gcse, if_conversion, if_after_combine, if_after_reload,
7487 jump_bypass): New counters.
7488 * cfgcleanup.c (cleanup_cfg): Add dbg_cnt.
7489 * dce.c (gate_ud_dce): Same.
7490 (gate_fast_dce): Same.
7491 * dse.c (gate_dse1): New function.
7492 (gate_dse2): New function.
7493 (gate_dse): Merge results of new gate functions.
7494 * gcse.c (gcse_main): Bracket cprop1 and cprop2 with dbg_cnt.
7495 (gate_handle_jump_bypass): Add dbg_cnt.
7496 (gate_handle_gcse): Add dbg_cnt.
7497 * ifcvt.c (gate_handle_if_conversion): Same.
7498 (gate_handle_if_after_combine): Same.
7499 (gate_handle_if_after_reload): Same.
7500 * Makefile.in: Add DBGCNT_H to cfgcleanup.o and ifcvt.o.
7502 2008-02-26 Edmar Wienskoski <edmar@freescale.com>
7504 * config/rs6000/rs6000.c (processor_costs): Update e300 cache
7506 * doc/invoke.texi: Add e300c2 and e300c3 to list of cpus.
7508 2008-02-26 Jason Merrill <jason@redhat.com>
7511 * attribs.c (decl_attributes): Leave ATTR_FLAG_TYPE_IN_PLACE
7512 alone if it's the naming decl for the type's main variant.
7514 2008-02-26 Tom Tromey <tromey@redhat.com>
7516 * system.h (USE_MAPPED_LOCATION): Poison.
7517 * Makefile.in (GTFILES): Put CPP_ID_DATA_H first.
7518 * tree-cfg.c (make_cond_expr_edges): Remove old location code.
7519 (make_goto_expr_edges): Likewise.
7520 (remove_bb): Likewise.
7521 (execute_warn_function_return): Likewise.
7522 * basic-block.h (struct edge_def) <goto_locus>: Change type to
7524 * c-common.c (fname_decl): Remove old location code.
7525 * tree-vect-transform.c (vect_finish_stmt_generation): Remove old
7527 * rtl.h (ASM_OPERANDS_SOURCE_LOCATION): Remove old-location
7529 (ASM_INPUT_SOURCE_LOCATION): Likewise.
7530 (gen_rtx_ASM_INPUT): Likewise.
7531 (gen_rtx_ASM_INPUT_loc): Likewise.
7532 (get_rtx_asm_OPERANDS): Remove.
7533 * cfglayout.c (insn_locators_alloc): Remove old location code.
7534 (set_curr_insn_source_location): Likewise.
7535 (curr_insn_locator): Likewise.
7536 * print-tree.c (print_node): Remove old location code.
7537 * tree-mudflap.c (mf_varname_tree): Remove old location code.
7538 (mf_file_function_line_tree): Remove test of USE_MAPPED_LOCATION.
7539 * cfgexpand.c (expand_gimple_cond_expr): Don't use
7540 location_from_locus.
7541 (construct_exit_block): Remove old location code.
7542 * emit-rtl.c (force_next_line_note): Remove old location code.
7543 * profile.c (branch_prob): Remove old location code.
7544 * tree-vectorizer.h (LOC, UNKNOWN_LOC, EXPR_LOC, LOC_FILE,
7545 LOC_LINE): Remove old-location variants.
7546 * langhooks.c (lhd_print_error_function): Remove old location
7548 * configure, config.in: Rebuilt.
7549 * configure.ac (--enable-mapped-location): Remove.
7550 * c-decl.c (c_init_decl_processing): Remove old location code.
7551 (finish_function): Likewise.
7552 * recog.c (decode_asm_operands): Remove old location code.
7553 * c-pch.c (c_common_read_pch): Remove old location code.
7554 * rtl.def (ASM_INPUT, ASM_OPERANDS): Remove old location
7556 * gimple-low.c (lower_function_body): Remove old location code.
7557 * toplev.c (unknown_location): Remove.
7558 (push_srcloc): Remove old-location variant.
7559 (process_options): Remove old location code.
7560 (lang_dependent_init): Likewise.
7561 * input.h (UNKNOWN_LOCATION): Move definition.
7562 (location_t): Undeprecate.
7563 (source_locus): Remove.
7564 (location_from_locus): Remove.
7565 (struct location_s): Remove.
7566 Remove all old-location code.
7567 (input_line, input_filename): Remove.
7568 * final.c (final_scan_insn): Remove old location code.
7569 * diagnostic.c (diagnostic_build_prefix): Remove
7570 USE_MAPPED_LOCATION test.
7571 * tree.h (gimple_stmt) <locus>: Now a location_t.
7572 (tree_exp) <locus>: Likewise.
7573 (DECL_IS_BUILTIN): Remove old-location variant.
7574 (annotate_with_file_line, annotate_with_locus): Likewise.
7575 (expr_locus, set_expr_locus): Update.
7576 * tree.c (build1_stat): Remove old location code.
7577 (last_annotated_node): Remove.
7578 (annotate_with_file_line): Remove old-location variant.
7579 (annotate_with_locus): Likewise.
7580 (expr_location): Remove old location code.
7581 (set_expr_location): Likewise.
7582 (expr_has_location): Likewise.
7583 (expr_locus): Likewise.
7584 (set_expr_locus): Likewise.
7585 (expr_filename): Don't use location_from_locus.
7586 (expr_lineno): Likewise.
7587 * rtl-error.c (location_for_asm): Remove old location code.
7588 * c-lex.c (cb_line_change): Remove old location code.
7589 (fe_file_change): Likewise.
7590 (cb_def_pragma): Likewise.
7591 (c_lex_with_flags): Likewise.
7592 * gengtype.c (do_typedef): Don't special-case location types.
7593 (define_location_structures): Remove.
7594 (main): Don't call define_location_structures.
7595 * tree-pretty-print.c (dump_implicit_edges): Remove old location
7598 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7601 * builtins.def (BUILT_IN_STDARG_START): Remove.
7602 * builtins.c (expand_builtin): Remove BUILT_IN_STDARG_START.
7603 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
7604 * tree-inline.c (inline_forbidden_p_1): Likewise.
7606 2008-02-26 Richard Guenther <rguenther@suse.de>
7608 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
7609 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
7610 (lookup_decl_from_uid): Declare.
7611 (remove_decl_from_map): Likewise.
7612 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
7613 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
7614 (decl_for_uid_map): New global hashtable mapping DECL_UID
7616 (init_ttree): Allocate it.
7617 (insert_decl_to_uid_decl_map): New helper function.
7618 (make_node_stat): Insert new decls into the map.
7619 (copy_node_stat): Likewise.
7620 (lookup_decl_from_uid): New function.
7621 (remove_decl_from_map): Likewise.
7622 (print_decl_for_uid_map_statistics): New helper.
7623 (dump_tree_statistics): Call it.
7625 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
7626 (referenced_var_iterator): Adjust.
7627 (FOR_EACH_REFERENCED_VAR): Adjust.
7628 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
7629 (num_referenced_vars): Adjust.
7630 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
7631 (first_referenced_var): Remove.
7632 (end_referenced_vars_p): Likewise.
7633 (next_referenced_var): Likewise.
7634 (referenced_var_iterator_set): New helper function.
7635 * tree-dfa.c (referenced_var_lookup): Adjust.
7636 (referenced_var_check_and_insert): Likewise.
7637 (remove_referenced_var): Likewise.
7638 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
7639 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
7640 (verify_call_clobbering): Likewise.
7641 (verify_memory_partitions): Likewise.
7642 (init_tree_ssa): Allocate bitmap instead of hashtable for
7644 (delete_tree_ssa): Adjust.
7645 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
7646 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
7647 (compute_tag_properties): Likewise.
7648 (set_initial_properties): Likewise.
7649 (find_partition_for): Likewise.
7650 (update_reference_counts): Likewise.
7651 (dump_may_aliases_for): Likewise.
7652 * tree-ssa-operands.c (add_virtual_operand): Likewise.
7653 (add_call_clobber_ops): Likewise.
7654 (add_call_read_ops): Likewise.
7655 (get_asm_expr_operands): Likewise.
7656 * tree-into-ssa.c (dump_decl_set): Likewise.
7657 (update_ssa): Likewise.
7658 * tree-sra.c (scan_function): Likewise.
7659 (decide_instantiations): Likewise.
7660 (scalarize_parms): Likewise.
7661 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
7662 (dsa_named_for): Likewise.
7663 * tree-ssa-structalias.c (update_alias_info): Likewise.
7664 (merge_smts_into): Likewise.
7666 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7669 * doc/invoke.texi (-Wall): Add -Wvolatile-register-var.
7670 * c-opts.c (c_common_handle_option): Wall enables
7671 Wvolatile-register-var.
7672 * common.opt: Move Wvolatile-register-var to...
7675 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7677 * common.opt (Wlarger-than=): New.
7678 * doc/invoke.texi (Warning Options): Replace -Wlarger-than- with
7680 * opts.c (common_handle_option): Handle -Wlarger-than=.
7681 * optc-gen.awk: Likewise.
7682 * opth-gen.awk: Likewise.
7683 * stor-layout.c (layout_decl): Use -Wlarger-than= for warning.
7684 * tree-optimize.c (tree_rest_of_compilation): Likewise.
7686 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7688 * c-common.c (match_case_to_enum_1): Add appropriate
7689 OPT_W* parameter to warning.
7690 (c_do_switch_warnings): Likewise.
7691 * c-typeck.c (warning_init): Add one more parameter following
7693 (push_init_level): Update call to warning_init.
7694 (pop_init_level): Likewise.
7695 (add_pending_init): Likewise.
7696 (output_init_element: Likewise.
7698 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7701 * toplev.c (toplev_main): If there are warnings or error, print
7702 errors for ignored options.
7703 * opts.c (ignored_options): New static variable.
7704 (postpone_unknown_option_error): New.
7705 (print_ignored_options): New.
7706 (handle_option): Postpone errors for unknown -Wno-* options.
7707 * opts.h (print_ignored_options): Declare.
7709 2008-02-25 Richard Sandiford <rsandifo@nildram.co.uk>
7711 * config/mips/mips.md (loadgp_blockage, blockage): Change type
7714 2008-02-25 Richard Guenther <rguenther@suse.de>
7717 2008-02-25 Richard Guenther <rguenther@suse.de>
7719 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
7720 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
7721 (lookup_decl_from_uid): Declare.
7722 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
7723 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
7724 (decl_for_uid_map): New global hashtable mapping DECL_UID
7726 (init_ttree): Allocate it.
7727 (insert_decl_to_uid_decl_map): New helper function.
7728 (make_node_stat): Insert new decls into the map.
7729 (copy_node_stat): Likewise.
7730 (lookup_decl_from_uid): New function.
7731 (print_decl_for_uid_map_statistics): New helper.
7732 (dump_tree_statistics): Call it.
7734 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
7735 (referenced_var_iterator): Adjust.
7736 (FOR_EACH_REFERENCED_VAR): Adjust.
7737 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
7738 (num_referenced_vars): Adjust.
7739 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
7740 (first_referenced_var): Remove.
7741 (end_referenced_vars_p): Likewise.
7742 (next_referenced_var): Likewise.
7743 (referenced_var_iterator_set): New helper function.
7744 * tree-dfa.c (referenced_var_lookup): Adjust.
7745 (referenced_var_check_and_insert): Likewise.
7746 (remove_referenced_var): Likewise.
7747 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
7748 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
7749 (verify_call_clobbering): Likewise.
7750 (verify_memory_partitions): Likewise.
7751 (init_tree_ssa): Allocate bitmap instead of hashtable for
7753 (delete_tree_ssa): Adjust.
7754 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
7755 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
7756 (compute_tag_properties): Likewise.
7757 (set_initial_properties): Likewise.
7758 (find_partition_for): Likewise.
7759 (update_reference_counts): Likewise.
7760 (dump_may_aliases_for): Likewise.
7761 * tree-ssa-operands.c (add_virtual_operand): Likewise.
7762 (add_call_clobber_ops): Likewise.
7763 (add_call_read_ops): Likewise.
7764 (get_asm_expr_operands): Likewise.
7765 * tree-into-ssa.c (dump_decl_set): Likewise.
7766 (update_ssa): Likewise.
7767 * tree-sra.c (scan_function): Likewise.
7768 (decide_instantiations): Likewise.
7769 (scalarize_parms): Likewise.
7770 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
7771 (dsa_named_for): Likewise.
7772 * tree-ssa-structalias.c (update_alias_info): Likewise.
7773 (merge_smts_into): Likewise.
7775 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
7778 * doc/invoke.texi (-fcx-limited-range): Document new option.
7779 * toplev.c (process_options): Handle -fcx-fortran-rules.
7780 * common.opt: Add documentation for -fcx-fortran-rules.
7782 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
7785 * doc/invoke.texi (-fcx-limited-range): Correct to be in line with
7786 actual behaviour and C99.
7788 2008-02-26 Ben Elliston <bje@au.ibm.com>
7790 * config/rs6000/rs6000.h (ASM_CPU_POWER5_SPEC): Define.
7791 (ASM_CPU_POWER6_SPEC): Likewise.
7792 (ASM_CPU_SPEC): Pass %(asm_cpu_power5) for -mcpu=power5.
7793 Likewise, pass %(asm_cpu_power6) for -mcpu=power6.
7794 (EXTRA_SPECS): Add asm_cpu_power5, asm_cpu_power6 spec strings.
7796 2008-02-25 Richard Guenther <rguenther@suse.de>
7798 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
7799 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
7800 (lookup_decl_from_uid): Declare.
7801 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
7802 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
7803 (decl_for_uid_map): New global hashtable mapping DECL_UID
7805 (init_ttree): Allocate it.
7806 (insert_decl_to_uid_decl_map): New helper function.
7807 (make_node_stat): Insert new decls into the map.
7808 (copy_node_stat): Likewise.
7809 (lookup_decl_from_uid): New function.
7810 (print_decl_for_uid_map_statistics): New helper.
7811 (dump_tree_statistics): Call it.
7813 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
7814 (referenced_var_iterator): Adjust.
7815 (FOR_EACH_REFERENCED_VAR): Adjust.
7816 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
7817 (num_referenced_vars): Adjust.
7818 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
7819 (first_referenced_var): Remove.
7820 (end_referenced_vars_p): Likewise.
7821 (next_referenced_var): Likewise.
7822 (referenced_var_iterator_set): New helper function.
7823 * tree-dfa.c (referenced_var_lookup): Adjust.
7824 (referenced_var_check_and_insert): Likewise.
7825 (remove_referenced_var): Likewise.
7826 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
7827 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
7828 (verify_call_clobbering): Likewise.
7829 (verify_memory_partitions): Likewise.
7830 (init_tree_ssa): Allocate bitmap instead of hashtable for
7832 (delete_tree_ssa): Adjust.
7833 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
7834 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
7835 (compute_tag_properties): Likewise.
7836 (set_initial_properties): Likewise.
7837 (find_partition_for): Likewise.
7838 (update_reference_counts): Likewise.
7839 (dump_may_aliases_for): Likewise.
7840 * tree-ssa-operands.c (add_virtual_operand): Likewise.
7841 (add_call_clobber_ops): Likewise.
7842 (add_call_read_ops): Likewise.
7843 (get_asm_expr_operands): Likewise.
7844 * tree-into-ssa.c (dump_decl_set): Likewise.
7845 (update_ssa): Likewise.
7846 * tree-sra.c (scan_function): Likewise.
7847 (decide_instantiations): Likewise.
7848 (scalarize_parms): Likewise.
7849 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
7850 (dsa_named_for): Likewise.
7851 * tree-ssa-structalias.c (update_alias_info): Likewise.
7852 (merge_smts_into): Likewise.
7854 2008-02-25 Andreas Krebbel <krebbel1@de.ibm.com>
7857 * cse.c (cse_insn): Avoid creation of overlapping MEMs.
7858 * alias.c (nonoverlapping_memrefs_p): Export for use in other modules.
7859 * alias.h (nonoverlapping_memrefs_p): Likewise.
7861 2008-02-25 Jan Beulich <jbeulich@novell.com>
7863 * Makefile.in: Also prefix uses of crt0.o and mcrt0.o with $(T).
7864 * config/i386/netware-libgcc.exp: Add __bswap?i2,
7865 __emultls_get_address, __emultls_register_common,
7866 __floatundi?f, and _Unwind_GetIPInfo.
7867 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration):
7868 Sync with config/i386/winnt.c:gen_stdcall_or_fastcall_suffix().
7869 (gen_regparm_prefix): Likewise.
7870 (i386_nlm_encode_section_info): Sync with
7871 config/i386/winnt.c:i386_pe_encode_section_info().
7872 (i386_nlm_maybe_mangle_decl_assembler_name): New.
7873 i386_nlm_mangle_decl_assembler_name): New.
7874 (netware_override_options): New.
7875 * config/i386/netware.h (netware_override_options): Declare.
7876 (OVERRIDE_OPTIONS): Re-define to netware_override_options.
7877 (i386_nlm_mangle_decl_assembler_name): Declare.
7878 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Define.
7880 2008-02-25 Ben Elliston <bje@au.ibm.com>
7883 * c-decl.c (grokdeclarator): Remove unused local variables
7884 `typedef_type' and `type_as_written'.
7886 (find_rarely_executed_basic_blocks_and_crossing_edges): Remove
7887 unused local variable `has_hot_blocks'.
7888 (fix_crossing_conditional_branches): Remove unused local variable
7891 2008-02-25 Uros Bizjak <ubizjak@gmail.com>
7894 * builtins.def (BUILT_IN_NAN): Define as c99 builtin
7895 using DEF_C99_BUILTIN.
7896 (BUILT_IN_NANF): Ditto.
7897 (BUILT_IN_NANL): Ditto.
7899 2008-02-25 Ayal Zaks <zaks@il.ibm.com>
7900 Revital Eres <eres@il.ibm.com>
7902 * modulo-sched.c (calculate_must_precede_follow): Address TODO
7903 regarding the order of two dependent insns in the same row.
7905 2008-02-25 Eric Botcazou <ebotcazou@adacore.com>
7907 * stor-layout.c (layout_decl): Do not bump the alignment of a
7908 bit-field to more than byte alignment if it is packed.
7910 2008-02-24 David Edelsohn <edelsohn@gnu.org>
7912 * config/rs6000/rs6000.c (processor_costs): Add cache costs for
7915 2008-02-24 Diego Novillo <dnovillo@google.com>
7917 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg01094.html
7920 * tree-vrp.c (vrp_evaluate_conditional): With
7921 -Wtype-limits, emit a warning when comparing against a
7922 constant outside the natural range of OP0's type.
7923 * c.opt (Wtype-limits): Move ...
7924 * common.opt (Wtype-limits): ... here.
7926 2008-02-24 Edmar Wienskoski <edmar@freescale.com>
7928 * config.gcc (powerpc*-*-*): Add new cores e300c2 and e300c3.
7929 * config/rs6000/e300c2c3.md: New file.
7930 * config/rs6000/rs6000.c (processor_costs): Add new costs for
7932 (rs6000_override_options): Add e300c2 and e300c3 cases to
7933 processor_target_table. Do not allow usage of Altivec or Spe
7934 with e300 cores. Initialize rs6000_cost for e300c2 and e300c3.
7935 (rs6000_issue_rate): Set issue rate for e300c2 and e300c3.
7936 * config/rs6000/rs6000.h (processor_type): Add
7937 PROCESSOR_PPCE300C2 and PROCESSOR_PPCE300C3.
7938 (ASM_CPU_SPEC): Add e300c2 and e300c3.
7939 * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce300c2
7940 and ppce300c3. Include e300c2c3.md.
7942 2008-02-23 David Edelsohn <edelsohn@gnu.org>
7944 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Use STRICT_ALIGNMENT
7945 instead of TARGET_STRICT_ALIGN.
7947 2008-02-23 Joseph Myers <joseph@codesourcery.com>
7949 * explow.c (memory_address): Assert that the generated address is
7952 2008-02-23 Francois-Xavier Coudert <coudert@clipper.ens.fr>
7955 * config/darwin-protos.h: Add darwin_patch_builtins prototype.
7956 * config/darwin-ppc-ldouble-patch.def: New file.
7957 * config/rs6000/darwin.h (SUBTARGET_INIT_BUILTINS): New macro.
7958 * config/rs6000/rs6000.c (rs6000_init_builtins): Call
7959 SUBTARGET_INIT_BUILTINS if defined.
7960 * config/darwin.c (darwin_patch_builtin, darwin_patch_builtins):
7963 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
7966 * simplify-rtx.c (simplify_binary_operation_1): Add simplification
7967 of (and X (ior (not X) Y) and (and (ior (not X) Y) X).
7969 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
7972 * c-pch.c (c_common_valid_pch): Make the "too short to be a PCH
7973 file" warning condtional on -Winvalid-PCH.
7975 2008-02-23 Daniel Jacobowitz <dan@codesourcery.com>
7977 * expmed.c (extract_bit_field): Always use adjust_address for MEM.
7979 2008-02-23 Uros Bizjak <ubizjak@gmail.com>
7983 * config/i386/mmx.md (*mov<mode>_internal_rex64): Use "!y" to
7984 prevent reload from using MMX registers.
7985 (*mov<mode>_internal): Ditto.
7986 (*movv2sf_internal_rex64): Ditto.
7987 (*movv2sf_internal): Ditto.
7989 2008-02-23 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7991 PR documentation/31569
7992 * doc/install.texi2html: Use makeinfo --no-number-sections.
7994 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
7996 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check to
7997 ensure that we can address an entire entity > 8 bytes. Don't
7998 generate reg+reg addressing for such data.
8000 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
8002 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Don't overalign
8003 strings when optimizing for size, unless the target cares about
8006 2008-02-22 Tom Tromey <tromey@redhat.com>
8008 * regclass.c (current_pass): Remove declaration.
8010 2008-02-22 Anatoly Sokolov <aesok@post.ru>
8012 * config/avr/libgcc.S (__RAMPZ__): Define.
8013 (__do_copy_data): Add for devices with 128KB code memory.
8015 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
8017 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
8019 * config/rs6000/eabispe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Likewise.
8021 2008-02-22 Hans-Peter Nilsson <hp@axis.com>
8023 * config/cris/cris.h (REG_CLASS_FROM_LETTER): Recognize 'b' for
8026 2008-02-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8029 * c-typeck.c (build_binary_op): Warn about floating point
8030 comparisons if FLOAT_TYPE_P, not only for REAL_TYPE.
8032 2008-02-21 Janis Johnson <janis187@us.ibm.com>
8035 * config/rs6000/rs6000.c (rs6000_altivec_abi): Clarify comment.
8036 (rs6000_explicit_options): Split abi into spe_abi and altivec_abi,
8038 (rs6000_override_options): Set altivec_abi as default, not override,
8039 for 64-bit GNU/Linux; for 32-bit GNU/Linux default to altivec_abi for
8040 TARGET_ALTIVEC; default to TARGET_ALTIVEC_VRSAVE when AltiVec ABI
8041 is used; use new member spe_abi.
8042 (rs6000_handle_option): Set rs6000_explicit_options.vrsave; use
8043 spe_abi and altivec_abi.
8045 2008-02-22 Tomas Bily <tbily@suse.cz>
8047 * tree-vectorizer.c (vect_is_simple_reduction): Fix comment typo.
8049 2008-02-21 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8052 * config.build (build_file_translate): Set to `CMD //c' only if
8054 * Makefile.in (build_file_translate): Improve comment.
8056 2008-02-21 Jan Hubicka <jh@suse.cz>
8058 * predict.def (PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL,
8059 PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL, PRED_CALL,
8060 PRED_TREE_EARLY_RETURN, PRED_NULL_RETURN): Update.
8062 2008-02-21 Michael Matz <matz@suse.de>
8065 * config/i386/i386.c (ix86_expand_branch): Add missing breaks.
8067 2008-02-21 Uros Bizjak <ubizjak@gmail.com>
8069 * config/i386/i386.md (mov<mode>cc): Macroize expander from movsfcc,
8070 movdfcc and movxfcc using X87MODEF mode iterator and SSE_FLOAT_MODE_P
8072 * config/i386/sse.md (<sse>_movup<ssemodesuffixf2c>): Macroize insn
8073 from sse_movups adn sse2_movupd using SSEMODEF2P mode iterator and
8074 SSE_VEC_FLOAT_MODE_P as insn constraint.
8075 (<sse>_movmskp<ssemodesuffixf2c>): Ditto from similar patterns.
8076 (sse4a_movnt<mode>): Macroize insn from sse4a_movntsf and
8077 sse4a_movntdf using MODEF mode iterator.
8078 (sse4a_vmmovnt<mode>): Macroize insn form sse4a_vmmovntv2df and
8079 sse4a_vmmovntv4sf using SSEMODEF2P mode iterator.
8080 (sse4_1_blendp<ssemodesuffixf2c>): Ditto from similar patterns.
8081 (sse4_1_blendvp<ssemodesuffixf2c>): Ditto.
8082 (sse4_1_dpp<ssemodesuffixf2c>): Ditto.
8083 (sse4_1_roundp<ssemodesuffixf2c>): Ditto.
8084 (sse4_1_rounds<ssemodesuffixf2c>): Ditto.
8086 2008-02-21 Richard Guenther <rguenther@suse.de>
8088 * tree.def (PAREN_EXPR): New tree code.
8089 * fold-const.c (fold_unary): Remove PAREN_EXPR around constants
8091 * tree-pretty-print.c (dump_generic_node): Handle PAREN_EXPR.
8092 * expr.c (expand_expr_real_1): Likewise.
8093 * tree-inline.c (estimate_num_insns_1): Likewise.
8094 * tree-complex.c (expand_complex_move): Likewise.
8095 * tree-vectorizer.c (vect_is_simple_use): Treat PAREN_EXPR (x)
8098 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
8101 * config/sh/sh.c (find_barrier): Don't go past 'from' argument.
8103 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
8106 * config/sh/sh.md (jump_compact): Disable for crossing jumps.
8108 * config/sh/sh.c (find_barrier): Don't go past
8109 NOTE_INSN_SWITCH_TEXT_SECTIONS note.
8111 2008-02-20 DJ Delorie <dj@redhat.com>
8113 * config/h8300/h8300.md (insv): Force source operand to be a register.
8115 * config/h8300/h8300.c (h8300_expand_epilogue): Emit return insn
8116 as a jump, not as a plain insn.
8118 2008-02-20 Seongbae Park <seongbae.park@gmail.com>
8120 * doc/invoke.texi (Warning Options): Add new option
8121 -Wframe-larger-than=.
8122 (-Wframe-larger-than): Document.
8124 * flags.h (warn_frame_larger_than, frame_larger_than_size):
8125 Add declarations for new option variables.
8127 * final.c (final_start_function): Check the frame size
8128 before emission and issue a Wframe-larger-than warning.
8130 * opts.c (warn_frame_larger_than, frame_larger_than_size):
8131 Add definitions for new option variables.
8132 (common_handle_option): Handle new option OPT_Wframe_larger_than_.
8134 * common.opt (Wframe-larger-than=): New option.
8136 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
8138 * config/i386/sse.md (<sse>_vmmul<mode>3): Fix typo in asm template.
8139 (<sse>_div<mode>3): Ditto.
8140 (<sse>_vmdiv<mode>3): Ditto.
8141 (<sse>_vmsqrt<mode>2): Ditto.
8142 (*smax<mode>3): Ditto.
8143 (sse5_frcz<mode>2): Ditto.
8144 (sse5_vmfrcz<mode>2): Ditto. Use TARGET_SSE5 instead of TARGET_ROUND
8147 2008-02-20 Richard Guenther <rguenther@suse.de>
8150 * builtins.c (validate_arg): If we want an INTEGER_TYPE,
8151 be happy with INTEGRAL_TYPE_P.
8153 2008-02-20 Richard Guenther <rguenther@suse.de>
8155 * fold-const.c (split_tree): Associate floatig-point expressions
8156 if flag_associative_math is set.
8158 2008-02-20 Richard Guenther <rguenther@suse.de>
8160 * tree.h (fold_real_zero_addition_p): Declare.
8161 * fold-const.c (fold_real_zero_addition_p): Export.
8162 * tree-ssa-reassoc.c (eliminate_using_constants): Also handle
8163 floating-point operations with zero and one.
8165 2008-02-20 Paolo Bonzini <bonzini@gnu.org>
8167 * doc/install.texi: Correct references to CFLAGS, replacing them
8168 with BOOT_CFLAGS. Document flags used during bootstrap for
8171 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
8173 * config/i386/i386.h (SSE_VEC_FLOAT_MODE_P): New define.
8174 * config/i386/i386.md (*sse_setcc<mode>): Macroize from *sse_setccsf
8175 and *sse_setccdf using MODEF mode iterator and SSE_FLOAT_MODE_P as
8177 (smin<mode>3): Ditto from similar patterns.
8178 (smax<mode>3): Ditto.
8179 (*ieee_smin<mode>3): Ditto.
8180 (*ieee_smax<mode>3): Ditto.
8181 * config/i386/sse.md (sse): New mode attribute.
8182 (mov<mode>): Macroize expander from movv4sf and movv2df using
8183 SSEMODEF2P mode iterator.
8184 (<sse>_movnt<mode>): Ditto from similar patterns. Use
8185 SSE_VEC_FLOAT_MODE_P as insn constraint.
8186 (storent<mode>): Ditto.
8187 (storent<mode>): Macroize expander from storentsf and storentdf using
8188 MODEF mode iterator.
8189 (neg<mode>2): Macroize from negv4sf2 and negv2df2 using SSEMODEF2P
8190 mode iterator and SSE_VEC_FLOAT_MODE_P as insn constraint.
8191 (abs<mode>2): Ditto from similar patterns.
8192 (add<mode>3, *add<mode>3, <sse>_vmadd<mode>3): Ditto.
8193 (sub<mode>3, *sub<mode>3, <sse>_vmsub<mode>3): Ditto.
8194 (<sse>_div<mode>3, <sse>_vmdiv<mode>3): Ditto.
8195 (<sse>_vmsqrt<mode>2): Ditto.
8196 (smin<mode>3, *smin<mode>3_finite, *smin<mode>3)
8197 (<sse>_vmsmin<mode>3, *ieee_smin<mode>3): Ditto.
8198 (smax<mode>3, *smax<mode>3_finite, *smax<mode>3)
8199 (<sse>_vmsmax<mode>3, *ieee_smax<mode>3): Ditto.
8200 (<sse>_maskcmp<mode>3): Macroize from sse_maskcmpv4sf3,
8201 sse_maskcmpsf3, sse2_maskcmpv2df3 and sse2_maskcmpdf3 using SSEMODEF4
8202 mode iterator. Use SSE_FLOAT_MODE_P with SSE_VEC_FLOAT_MODE_P as
8204 (<sse>_comi): Macroize from sse_comi and sse2_comi using MODEF mode
8205 iterator and SSE_FLOAT_MODE_P as insn constraint.
8206 (<sse>_ucomi): Ditto from similar patterns.
8207 (<sse>_vmmaskcmp<mode>3): Macroize from sse_vmmaskcmpv4sf3 and
8208 sse2_vmmaskcmpv2df3 using SSEMODEF2P mode iterator and
8209 SSE_VEC_FLOAT_MODE_P as insn constraint.
8210 (vcond<mode>): Ditto from similar patterns.
8211 (and<mode>3, *and<mode>3): Ditto.
8212 (<sse>_nand<mode>3): Ditto.
8213 (ior<mode>3, *ior<mode>3): Ditto.
8214 (xor<mode>3, *xor<mode>3): Ditto.
8215 (*and<mode>3): Macroize from *andsf3 and *anddf3 using MODEF mode
8216 iterator and SSE_FLOAT_MODE_P as insn constraint.
8217 (*nand<mode>3): Ditto from similar patterns.
8218 (*ior<mode>3): Ditto.
8219 (*xor<mode>3): Ditto.
8221 2008-02-20 Ira Rosen <irar@il.ibm.com>
8223 * config/spu/spu.md (vec_unpacku_hi_v8hi, vec_unpacku_lo_v8hi,
8224 vec_unpacks_hi_v8hi, vec_unpacks_lo_v8hi, vec_unpacku_hi_v16qi,
8225 vec_unpacku_lo_v16qi, vec_unpacks_lo_v16qi): Implement.
8227 2008-02-19 Jan Hubicka <jh@suse.cz>
8229 * predict.c (tree_bb_level_predictions): Remove variable next
8230 mistakely introduced by previous commit.
8232 2008-02-19 Jan Hubicka <jh@suse.cz>
8234 * predict.c (predict_paths_leading_to): Rewrite.
8235 (predict_paths_for_bb): New.
8236 (tree_bb_level_predictions): Update call of predict_paths_leading_to.
8238 2008-02-19 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8241 * Makefile.in (build_file_translate): New.
8242 (gcc-vers.texi): Use it for translating $(abs_srcdir).
8243 * config.build (build_file_translate): Set to `CMD //c' on MinGW.
8244 * configure.ac (build_file_translate): Substitute it.
8245 * configure: Regenerate.
8247 2008-02-19 Jan Hubicka <jh@suse.cz>
8249 PR rtl-optimization/34408
8250 * see.c (see_def_extension_not_merged): Copy subreg so we don't have
8253 2008-02-19 Jan Hubicka <jh@suse.cz>
8256 * tree-inline.c (estimate_num_insns_1): Fix counting of cost of
8259 2008-02-19 H.J. Lu <hongjiu.lu@intel.com>
8262 * config/i386/i386-modes.def: Revert the last DI alignment
8263 change until Ada people can look into it.
8265 2008-02-19 Nick Clifton <nickc@redhat.com>
8267 * opts.c (print_specific_help): Fix typo in --help text.
8269 2008-02-19 Jakub Jelinek <jakub@redhat.com>
8272 * config/i386/cpuid.h (__cpuid, __get_cpuid_max): Use special
8273 32-bit inline asm without asm alternatives for host GCC < 3.0.
8275 2008-02-19 Richard Guenther <rguenther@suse.de>
8277 PR tree-optimization/34989
8278 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Re-structure.
8279 Allow propagation to INDIRECT_REF if we can simplify only.
8281 2008-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8283 * c-common.c (warn_for_collisions_1): Use appropriate option when
8286 2008-02-19 Nick Clifton <nickc@redhat.com>
8289 * opts.c (undocumented_msg): Leave blank unless checking is enabled.
8290 (handle_options): Fix indentation.
8291 (print_filtered_help): If no language-specific options were
8292 displayed tell the user how to list all the options supported by
8293 the language's front-end.
8294 (print_specific_help): Fix indentation and remove duplicate line.
8295 (common_handle_option): Handle the -v option.
8296 For --help enable the display of undocumented options if the -v
8297 switch has been included on the command line.
8298 For --help= check for overlaps in the arguments between the option
8299 classes and the language names and issue a warning when they
8300 cannot be disambiguated.
8301 * c.opt (v): Pass on to the common option handler.
8303 2008-02-19 Revital Eres <eres@il.ibm.com>
8305 * modulo-sched.c (sms_schedule): Change dump message when
8306 create_ddg function fails.
8307 (try_scheduling_node_in_cycle): Rename row to cycle.
8308 (print_partial_schedule): Rename CYCLE to ROW.
8310 2008-02-19 Christian Bruel <christian.bruel@st.com>
8311 Zdenek Dvorak <ook@ucw.cz>
8313 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): Check step alignment.
8315 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
8318 * config/i386/i386.md (*x86_movsicc_0_m1_se): New insn pattern.
8319 (*x86_movdicc_0_m1_se): Ditto.
8321 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
8323 * config/i386/sfp-machine.h (__gcc_CMPtype): New typedef.
8324 (CMPtype): Define as __gcc_CMPtype.
8325 * config/rs6000/sfp-machine.h (__gcc_CMPtype): New typedef.
8326 (CMPtype): Define as __gcc_CMPtype.
8328 2008-02-19 Hans-Peter Nilsson <hp@axis.com>
8330 Support valgrind 3.3 for --enable-checking=valgrind.
8331 * system.h: Consolidate ENABLE_VALGRIND_CHECKING-dependent defines
8333 [!VALGRIND_MAKE_MEM_NOACCESS]: Define as VALGRIND_MAKE_NOACCESS.
8334 [!VALGRIND_MAKE_MEM_DEFINED]: Define as VALGRIND_MAKE_READABLE.
8335 [!VALGRIND_MAKE_MEM_UNDEFINED]: Define as VALGRIND_MAKE_WRITABLE.
8336 * ggc-common.c: Remove ENABLE_VALGRIND_CHECKING-dependent defines.
8337 Replace use of VALGRIND_MAKE_READABLE, VALGRIND_MAKE_WRITABLE, and
8338 VALGRIND_MAKE_NOACCESS with VALGRIND_MAKE_MEM_DEFINED,
8339 VALGRIND_MAKE_MEM_UNDEFINED, and VALGRIND_MAKE_MEM_NOACCESS
8341 * ggc-zone.c: Similar.
8342 * ggc-page.c: Similar.
8344 2008-02-19 Paul Brook <paul@codesourcery.com>
8347 * config/arm/ieee754-df.S: Fix do_it typo.
8348 * config/arm/ieee754-sf.S: Fix do_it typo.
8350 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
8353 * config/i386/i386.c (OPTION_MASK_ISA_MMX_SET): New.
8354 (OPTION_MASK_ISA_3DNOW_SET): Likewise.
8355 (OPTION_MASK_ISA_SSE_SET): Likewise.
8356 (OPTION_MASK_ISA_SSE2_SET): Likewise.
8357 (OPTION_MASK_ISA_SSE3_SET): Likewise.
8358 (OPTION_MASK_ISA_SSSE3_SET): Likewise.
8359 (OPTION_MASK_ISA_SSE4_1_SET): Likewise.
8360 (OPTION_MASK_ISA_SSE4_2_SET): Likewise.
8361 (OPTION_MASK_ISA_SSE4_SET): Likewise.
8362 (OPTION_MASK_ISA_SSE4A_SET): Likewise.
8363 (OPTION_MASK_ISA_SSE5_SET): Likewise.
8364 (OPTION_MASK_ISA_3DNOW_A_UNSET): Likewise.
8365 (OPTION_MASK_ISA_MMX_UNSET): Updated.
8366 (OPTION_MASK_ISA_3DNOW_UNSET): Updated.
8367 (OPTION_MASK_ISA_SSE_UNSET): Likewise.
8368 (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
8369 (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
8370 (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
8371 (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
8372 (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
8373 (OPTION_MASK_ISA_SSE5_UNSET): Likewise.
8374 (OPTION_MASK_ISA_SSE4): Removed.
8375 (ix86_handle_option): Turn on bits in ix86_isa_flags and
8376 ix86_isa_flags_explicit with OPTION_MASK_ISA_XXX_SET for -mXXX.
8377 (override_options): Don't turn on implied SSE/MMX bits in
8380 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
8382 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
8385 2008-02-18 Joey Ye <joey.ye@intel.com>
8388 * tree-nested.c (insert_field_into_struct): Set type alignment
8389 to field alignment if the former is less than the latter.
8391 2008-02-18 Jakub Jelinek <jakub@redhat.com>
8393 * BASE-VER: Set to 4.4.0.
8395 2008-02-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8397 * doc/c-tree.texi: Use @dots{} and @enddots{} where appropriate.
8398 * doc/cfg.texi: Likewise.
8399 * doc/extend.texi: Likewise.
8400 * doc/gty.texi: Likewise.
8401 * doc/invoke.texi: Likewise.
8402 * doc/loop.texi: Likewise.
8403 * doc/md.texi: Likewise.
8404 * doc/passes.texi: Likewise.
8405 * doc/rtl.texi: Likewise.
8406 * doc/sourcebuild.texi: Likewise.
8407 * doc/tm.texi: Likewise.
8408 * doc/tree-ssa.texi: Likewise.
8410 2008-02-17 Richard Guenther <rguenther@suse.de>
8413 * tree-complex.c (init_parameter_lattice_values): Handle parameters
8414 without default definition.
8416 2008-02-17 Richard Guenther <rguenther@suse.de>
8418 PR tree-optimization/35231
8419 * tree-vrp.c (register_edge_assert_for): Do not assume A == 0
8422 2008-02-17 Uros Bizjak <ubizjak@gmail.com>
8425 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
8426 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
8427 libgcc_cmp_return mode.
8429 2008-02-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8432 * doc/invoke.texi (-std): Clarify description of -std= and -ansi.
8434 2008-02-16 Ralf Corsepius <ralf.corsepius@rtems.org>
8436 * config/m68k/t-rtems (M68K_MLIB_CPU): Add 5208, 5307, 5407, 5475
8439 2008-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8441 * doc/c-tree.texi: Use `@.' where appropriate.
8442 * doc/extend.texi: Likewise.
8443 * doc/install.texi: Likewise.
8444 * doc/invoke.texi: Likewise.
8445 * doc/loop.texi: Likewise.
8446 * doc/makefile.texi: Likewise.
8447 * doc/md.texi: Likewise.
8448 * doc/passes.texi: Likewise.
8449 * doc/standards.texi: Likewise.
8450 * doc/tm.texi: Likewise.
8452 2008-02-15 Jakub Jelinek <jakub@redhat.com>
8455 * omp-low.c (expand_omp_for_generic): Don't initialize fd->v
8457 (expand_omp_for_static_nochunk): Initialize fd->v in seq_start_bb
8458 rather than in entry_bb.
8460 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
8462 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
8463 libgcc_cmp_return mode.
8465 2008-02-15 Jakub Jelinek <jakub@redhat.com>
8468 * tree-nested.c (convert_call_expr): Put FRAME.* vars into
8469 OMP_CLAUSE_SHARED rather than OMP_CLAUSE_FIRSTPRIVATE clause.
8471 2008-02-15 Richard Guenther <rguenther@suse.de>
8472 Zdenek Dvorak <ook@ucw.cz>
8474 PR tree-optimization/35164
8475 * tree-flow.h (stmt_references_abnormal_ssa_name): Declare.
8476 * tree-dfa.c (stmt_references_abnormal_ssa_name): New function.
8477 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
8478 Only propagate addresses which do not have abnormal SSA_NAMEs
8481 2008-02-15 Joseph Myers <joseph@codesourcery.com>
8484 * config/m68k/m68k.h (DWARF_CIE_DATA_ALIGNMENT): Define.
8486 2008-02-15 Jan Hubicka <jh@suse.cz>
8489 * ipa.c (cgraph_remove_unreachable_nodes): Clear local.inlinable flag.
8491 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
8494 * function.c (pad_to_arg_alignment): Remove test for STACK_BOUNDARY
8495 when calculating alignment_pad.
8497 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
8499 * config/i386/i386.h (CLEAR_RATIO): Use MIN macro.
8500 (WIDEST_HARDWARE_FP_SIZE): Use LONG_DOUBLE_TYPE_SIZE define.
8501 * config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Use MAX macro
8502 and STACK_BOUNDARY define.
8504 2008-02-14 Danny Smith <dannysmith@users.sourceforge.net>
8506 PR preprocessor/35061
8507 * c-pragma.c (handle_pragma_pop_macro): Check that
8508 pushed_macro_table has been allocated.
8510 2008-02-14 Eric Botcazou <ebotcazou@adacore.com>
8513 * gimplify.c (force_gimple_operand_bsi): Revert 2008-02-12 change.
8514 (force_gimple_operand): Likewise.
8515 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Add new cases
8516 for TARGET_MEM_REF and CONVERT_EXPR/NON_LVALUE_EXPR/NOP_EXPR.
8517 Also recurse on the operand for regular VIEW_CONVERT_EXPRs.
8518 (find_interesting_uses_address): Check addressability and alignment
8519 of the base expression only after substituting bases of IVs into it.
8521 2008-02-14 Michael Matz <matz@suse.de>
8524 * function.c (instantiate_virtual_regs_in_insn): Reload address
8525 before falling back to reloading the whole operand.
8527 2008-02-14 Andreas Krebbel <krebbel1@de.ibm.com>
8529 * config/s390/s390.c (s390_mainpool_start): Emit the pool
8530 before the first section switch note.
8532 2008-02-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8534 * doc/bugreport.texi: Update copyright years.
8535 * doc/c-tree.texi: Likewise.
8536 * doc/cfg.texi: Likewise.
8537 * doc/cpp.texi: Likewise.
8538 * doc/cppinternals.texi: Likewise.
8539 * doc/fragments.texi: Likewise.
8540 * doc/frontends.texi: Likewise.
8541 * doc/gcc.texi: Likewise.
8542 * doc/gty.texi: Likewise.
8543 * doc/hostconfig.texi: Likewise.
8544 * doc/implement-c.texi: Likewise.
8545 * doc/libgcc.texi: Likewise.
8546 * doc/loop.texi: Likewise.
8547 * doc/makefile.texi: Likewise.
8548 * doc/options.texi: Likewise.
8549 * doc/passes.texi: Likewise.
8550 * doc/rtl.texi: Likewise.
8551 * doc/sourcebuild.texi: Likewise.
8552 * doc/standards.texi: Likewise.
8553 * doc/tree-ssa.texi: Likewise.
8554 * doc/trouble.texi: Likewise.
8556 * doc/extend.texi: Use @: or add comma where appropriate.
8557 * doc/invoke.texi: Likewise.
8558 * doc/tm.texi: Likewise.
8560 2008-02-14 Alan Modra <amodra@bigpond.net.au>
8563 * config/rs6000/rs6000.md (restore_stack_block): Force operands[1]
8566 2008-02-14 Jesper Nilsson <jesper.nilsson@axis.com>
8568 * doc/md.texi (clz, ctz): Add reference.
8569 * doc/rtl.texi (clz, ctz): Likewise.
8571 2008-02-13 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8574 * Makefile.in (gcc-vers.texi): Use abs_srcdir for the value of
8577 2008-02-13 Andreas Krebbel <krebbel1@de.ibm.com>
8579 * config/s390/s390.c (struct constant_pool): New field
8580 emit_pool_after added.
8581 (s390_mainpool_start): Set the emit_pool_after flag according
8582 to the section switch notes.
8583 (s390_mainpool_finish): Consider emit_pool_after when emitting
8584 the literal pool at the end of the function.
8585 (s390_chunkify_start): Force literal pool splits at section
8588 2008-02-13 Michael Matz <matz@suse.de>
8591 * var-tracking.c (clobber_variable_part): Correctly traverse the
8594 2008-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8597 * doc/invoke.texi (Debugging Options): Remove -fdump-tree-inlined.
8598 Add -fdump-ipa-inline.
8599 * tree-dump.c (dump_files): Remove tree-inlined dump.
8600 * tree-pass.h (tree_dump_index): Remove TDI_inlined.
8602 2008-02-12 Richard Guenther <rguenther@suse.de>
8604 PR tree-optimization/35171
8605 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Deal with
8608 2008-02-12 Richard Guenther <rguenther@suse.de>
8611 * fold-const.c (fold_widened_comparison): Use get_unwidened in
8612 value-preserving mode. Disallow final truncation.
8614 2008-02-12 Eric Botcazou <ebotcazou@adacore.com>
8617 * gimplify.c (force_gimple_operand_bsi): Move SSA renaming
8618 code from here to...
8619 (force_gimple_operand): ...here.
8621 2008-02-12 Jakub Jelinek <jakub@redhat.com>
8624 * tree-sra.c (sra_build_assignment): fold_convert SRC if copying
8625 non-compatible pointers.
8626 (generate_element_copy): If SRC and DST are RECORD_TYPEs with
8627 different FIELD_DECLs, try harder by comparing field offsets, sizes
8631 * function.c (match_asm_constraints_1): Don't replace the same input
8634 2008-02-12 Anatoly Sokolov <aesok@post.ru>
8636 * config/avr/avr.h (AVR_HAVE_RAMPZ): Define.
8637 * config/avr/avr.c (expand_prologue): Save RAMPZ register.
8638 (expand_epilogue): Restore RAMPZ register.
8639 * config/avr/avr.md (RAMPZ_ADDR): New constant.
8641 2008-02-11 Kai Tietz <kai.tietz@onevision.com>
8643 * config/i386/cygwin.asm: (__alloca): Correct calling
8644 convention and alignment.
8645 (__chkstk): Force 8 byte stack alignment.
8647 2008-02-11 Uros Bizjak <ubizjak@gmail.com>
8648 Richard Guenther <rguenther@suse.de>
8650 PR tree-optimization/33992
8651 * tree-ssa-loop-im.c (rewrite_bittest): Fixup the type of
8652 the zero we compare against.
8654 2008-02-10 Danny Smith <dannysmith@users.sourceforge.net>
8657 * gthr-win32.h (__gthread_mutex_destroy_function): New function
8658 to CloseHandle after unlocking to prevent accumulation of handle
8661 2008-02-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8664 * pa.c (legitimize_pic_address): Add REG_EQUAL note on sets with a
8665 pic_label_operand source. Similarly, add a REG_LABEL_OPERAND note
8666 and update LABEL_NUSES during and after reload.
8668 2008-02-08 Steven Bosscher <stevenb.gcc@gmail.com>
8671 * combine.c (simplify_if_then_else): Make sure the comparison is
8672 against const0_rtx when simplifying to (abs x) or (neg (abs X)).
8674 2008-02-08 Richard Sandiford <rsandifo@nildram.co.uk>
8677 * double-int.h: Don't include gmp.h for GENERATOR_FILEs.
8678 (mpz_set_double_int, mpz_get_double_int): Hide from GENERATOR_FILEs.
8679 * real.h: Don't include gmp.h or mpfr.h for GENERATOR_FILEs.
8680 (real_from_mpfr, mpfr_from_real): Hide from GENERATOR_FILEs.
8681 * tree.h (get_type_static_bounds): Likewise.
8683 2008-02-08 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8685 * doc/invoke.texi (Option Summary, C++ Dialect Options)
8686 (Objective-C and Objective-C++ Dialect Options, Warning Options):
8687 Make -Wfoo language annotations match what the compiler outputs.
8689 2008-02-08 Sa Liu <saliu@de.ibm.com>
8691 * config/spu/spu-builtins.def: Fixed wrong parameter type in spu
8692 intrinsics spu_convts, spu_convtu, spu_convtf.
8694 2008-02-08 Hans-Peter Nilsson <hp@axis.com>
8696 * doc/extend.texi (Function Attributes) <noinline>: Mention
8697 asm ("") as method to keep calls.
8699 2008-02-07 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8702 * doc/options.texi (Options): Replace references to opts.sh with
8704 * opts-common.c: Likewise.
8705 * optc-gen.awk: Likewise.
8707 2008-02-07 Andreas Krebbel <krebbel1@de.ibm.com>
8709 * config/s390/s390.h (FUNCTION_ARG_REGNO_P): Fix fprs for 64 bit.
8711 2008-02-07 Richard Henderson <rth@redhat.com>
8714 * config/alpha/alpha.c (alpha_emit_xfloating_compare): Use an
8715 EXPR_LIST for the REG_EQUAL instead of a comparison with a
8718 2008-02-07 Uros Bizjak <ubizjak@gmail.com>
8720 PR tree-optimization/35085
8721 * tree-ssa-reassoc.c (rewrite_expr_tree): Enable destructive update
8722 for operand entry oe2 in addition to operand entry oe3 in order to
8723 expose more opportunities for vectorizer sum reduction.
8725 2008-02-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8728 * Makefile.in (LIBS): Remove $(GMPLIBS).
8729 (cc1-dummy, cc1): Add $(GMPLIBS).
8731 2008-02-06 Jan Hubicka <jh@suse.cz>
8734 * i386.md (moddf_integer): Do not produce partial memory stalls for
8735 targets where it hurts.
8737 2008-02-06 Uros Bizjak <ubizjak@gmail.com>
8740 * optabs.c (expand_float): Do not check for decimal modes when
8741 expanding unsigned integer through signed conversion.
8743 2008-02-06 Nick Clifton <nickc@redhat.com>
8745 * config/stormy16/stormy16.md (eqbranchsi): Replace a match_dup
8746 inside the clobber with a match_operand and duplicated operand
8747 number in the constraint.
8748 (ineqbranchsi): Delete redundant comment.
8750 2008-02-06 Ralf Corsepius <ralf.corsepius@rtems.org>
8752 * config/arm/rtems-elf.h (TARGET_OS_CPP_BUILTINS): Add
8753 builtin_define ("__USE_INIT_FINI__").
8754 * config/h8300/t-rtems (MULTILIB_OPTION,MULTILIB_DIRNAMES): Add
8756 * gthr-rtems.h: Remove __GTHREAD_MUTEX_INIT.
8758 2008-02-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8760 PR documentation/30330
8761 * doc/invoke.texi (C++ Dialect Options)
8762 (Objective-C and Objective-C++ Dialect Options, Warning Options):
8763 For each warning option -Wfoo that allows -Wno-foo, ensure both
8764 -Wfoo and -Wno-foo are listed in the option index. Fix index
8765 entry of -Wswitch-default, index -Wnormalized= including the
8766 `=', and -Wlarger-than-@var{len} including @var{len}.
8768 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
8770 * config/i386/i386.md (floatunssisf2): Use
8771 ix86_expand_convert_uns_sisf_sse also for TARGET_SSE.
8772 (floatunssi<mode>2): Rename from floatunssisf2 and floatunssidf2.
8773 Macroize expander using MODEF mode iterator.
8775 2008-02-05 Diego Novillo <dnovillo@google.com>
8777 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00140.html
8780 * tree-vrp.c (vrp_evaluate_conditional): Revert fix for PR 33738.
8782 2008-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8785 * toplev.c (print_version): Honor `indent' for GMP/MPFR warnings.
8787 2008-02-05 H.J. Lu <hongjiu.lu@intel.com>
8790 * config/i386/i386.c (ix86_function_sseregparm): Add an arg
8791 to indicate if a message should be generated.
8792 (init_cumulative_args): Updated.
8793 (function_value_32): Likewise.
8795 2008-02-05 Joseph Myers <joseph@codesourcery.com>
8797 * doc/include/texinfo.tex: Update to version 2008-02-04.16.
8799 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
8802 * config/i386/i386.md (floatunsisf2): Enable for TARGET_SSE_MATH only.
8803 Call ix86_expand_convert_uns_sisf_sse for TARGET_SSE2.
8805 2008-02-04 Diego Novillo <dnovillo@google.com>
8807 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00110.html
8810 * tree-vrp.c (vrp_evaluate_conditional): With
8811 -Wtype-limits, emit a warning when comparing against a
8812 constant outside the natural range of OP0's type.
8814 2008-02-04 Richard Guenther <rguenther@suse.de>
8817 * expr.c (count_type_elements): Give for unions instead of
8820 2008-02-04 Richard Guenther <rguenther@suse.de>
8823 * gimplify.c (gimplify_init_ctor_eval): Convert array indices
8824 to TYPE_DOMAINs base type instead of using bitsizetype here.
8826 2008-02-03 Jason Merrill <jason@redhat.com>
8828 * print-tree.c (print_node) [CONSTRUCTOR]: Print elements.
8830 2008-02-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8833 * doc/invoke.texi (C++ Dialect Options, Optimize Options)
8834 (HPPA Options, i386 and x86-64 Options, IA-64 Options)
8835 (RS/6000 and PowerPC Options): Fix typos and markup.
8836 * doc/passes.texi (Tree-SSA passes): Likewise.
8838 2008-02-02 Michael Matz <matz@suse.de>
8841 * postreload-gcse.c (record_last_reg_set_info_regno): Renamed
8842 from record_last_reg_set_info.
8843 (record_last_reg_set_info): Take an RTX argument, iterate over all
8844 constituent hardregs.
8845 (record_last_set_info, record_opr_changes): Change calls to
8846 new signature or to record_last_reg_set_info_regno.
8848 2008-02-02 Gerald Pfeifer <gerald@pfeifer.com>
8850 * doc/extend.texi (X86 Built-in Functions): Fix grammar.
8852 2008-02-01 Hans-Peter Nilsson <hp@axis.com>
8854 PR rtl-optimization/34773
8855 * reg-notes.def (EQUAL): Mention significance of combination of
8856 REG_EQUAL and REG_RETVAL.
8857 * fwprop.c (try_fwprop_subst): Don't add REG_EQUAL to an
8858 insn that has a REG_RETVAL.
8860 2008-02-01 Roger Sayle <roger@eyesopen.com>
8863 * configure.ac (--enable-fixed-point): Disable unless explicitly
8865 * configure: Regenerate.
8867 2008-02-01 Richard Guenther <rguenther@suse.de>
8870 * invoke.texi (-finline-limit): Remove no longer true parts
8871 of the documentation. Note that there is no default value.
8873 2008-02-01 Andrew Pinski <pinskia@gmail.com>
8874 Mark Mitchell <mark@codesourcery.com>
8875 Ben Elliston <bje@au.ibm.com>
8878 * doc/extend.texi (Other Builtins): Document.
8880 2008-01-31 Tom Browder <tom.browder@gmail.com>
8882 * doc/c-tree.texi (Types): Fix grammar.
8883 (Expression trees): Ditto.
8884 * doc/passes.texi (Tree-SSA passes): Ditto.
8886 * doc/configterms.texi (Configure Terms): Fix typo.
8887 * doc/cpp.texi (Common Predefined Macros): Ditto.
8888 * doc/md.texi (Machine Constraints): Ditto.
8890 * doc/makefile.texi (Makefile): Add comma.
8892 2008-01-31 Tom Browder <tom.browder@gmail.com>
8893 Gerald Pfeifer <gerald@pfeifer.com>
8895 * doc/sourcebuild.texi (Front End): Remove references to CVS
8896 and CVSROOT/modules.
8897 (Texinfo Manuals): Replace reference to CVS by one to SVN.
8898 (Back End): Remove reference to CVS.
8900 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
8903 * config/mips/mips.c (gen_load_const_gp): New function, taking a
8905 (mips16_gp_pseudo_reg): ...here.
8906 * config/mips/mips.md (load_const_gp): Replace with...
8907 (load_const_gp_<mode>): ...this :P-based insn.
8909 2008-01-31 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8911 * doc/invoke.texi (-ansi): Mention explicitly corresponding -std=
8912 options. Minor fixes.
8913 (-std): Move reference to standards closer to where language
8914 standards are first mentioned.
8916 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
8918 PR rtl-optimization/34995
8919 * reload.c (alternative_allows_const_pool_ref): Take an rtx
8920 parameter and return a bool. If the rtx parameter is nonnull,
8921 check that it satisfies an EXTRA_MEMORY_CONSTRAINT.
8922 (find_reloads): Update call accordingly. Pass the new operand
8923 if it needed no address reloads, otherwise pass null.
8925 2008-01-30 Richard Henderson <rth@redhat.com>
8928 * tree.c (build_type_attribute_qual_variant): Skip TYPE_DOMAIN
8929 for unbounded arrays.
8931 2008-01-30 Silvius Rus <rus@google.com>
8933 * config/i386/xmmintrin.h (_mm_prefetch): Add const to first arg.
8935 2008-01-30 Jan Hubicka <jh@suse.cz>
8938 * i386.c (init_cumulative_args): Use real function declaration when
8941 2008-01-30 Richard Sandiford <rsandifo@nildram.co.uk>
8943 PR rtl-optimization/34998
8944 * global.c (build_insn_chain): Treat non-subreg_lowpart
8945 SUBREGs of pseudos as clobbering all the words covered by the
8946 SUBREG, not just all the bytes.
8947 * ra-conflict.c (clear_reg_in_live): Likewise. Take the
8948 original df_ref rather than an extract parameter.
8949 (global_conflicts): Update call accordingly.
8951 2008-01-30 Andreas Krebbel <krebbel1@de.ibm.com>
8953 * config/s390/fixdfdi.h (__fixunstfdi, __fixtfdi): Rearrange
8954 the overflow check to make it easier to read.
8955 (__fixtfdi): Change the type of the ll member in union
8956 long_double to UDItype_x.
8958 2008-01-30 Jakub Jelinek <jakub@redhat.com>
8961 * cgraph.h (cgraph_update_edges_for_call_stmt): New prototype.
8962 * cgraph.c (cgraph_update_edges_for_call_stmt): New function.
8963 * tree-inline.c (fold_marked_statements): Call
8964 cgraph_update_edges_for_call_stmt if folding a call statement.
8965 * cgraphunit.c (verify_cgraph_node): Set cfun to this_cfun for
8966 debug_generic_stmt calls, reset it back afterwards.
8969 * c-decl.c (start_decl): Don't pedwarn about TREE_READONLY
8971 * c-typeck.c (build_external_ref): Don't pedwarn about
8972 static vars in current function's scope.
8974 2008-01-29 Joseph Myers <joseph@codesourcery.com>
8976 * config.gcc (i[34567]86-*-nto-qnx*): Remove deprecation.
8978 2008-01-29 Bernhard Fischer <aldot@gcc.gnu.org>
8981 * ipa-struct-reorg.c: Fix spelling.
8982 * params.def: Ditto.
8984 2008-01-29 Richard Guenther <rguenther@suse.de>
8987 * tree-inline.h (struct copy_body_data): Add remapping_type_depth
8989 * tree-inline.c (remap_type): Increment remapping_type_depth
8990 around remapping types.
8991 (copy_body_r): Only add referenced variables if they are referenced
8992 from code, not types.
8994 2008-01-29 Douglas Gregor <doug.gregor@gmail.com>
9005 * c-pretty-print.c (pp_c_type_qualifier_list): Don't try to print
9006 qualifiers for an ERROR_MARK_NODE or a NULL_TREE.
9008 2008-01-28 Andy Hutchinson <hutchinsonandy@netscape.net>
9011 * config/avr/avr.c (expand_prologue): Use correct QI mode frame
9012 pointer for tiny stack.
9014 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
9016 * doc/tree-ssa.texi: Add cindex PHI nodes and improve wording.
9018 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
9020 * config/vx-common.h: Fix typo in comment.
9022 2008-01-28 Ian Lance Taylor <iant@google.com>
9026 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Don't
9027 coalesce pointers if they have different DECL_NO_TBAA_P values.
9028 * tree-ssa-copy.c (may_propagate_copy): Don't propagate copies
9029 between variables with different DECL_NO_TBAA_P values.
9031 2008-01-28 Nathan Froyd <froydnj@codesourcery.com>
9034 * config/rs6000/rs6000.c (small_data_operand): Vectors and floats
9035 are not legitimate small data references on SPE targets.
9037 2008-01-28 David Daney <ddaney@avtrex.com>
9039 * doc/install.texi (mips-*-*): Recommend binutils 2.18.
9041 2008-01-28 David Daney <ddaney@avtrex.com>
9043 * doc/install.texi (--disable-libgcj-bc): Reword documentation.
9045 2008-01-27 Joseph Myers <joseph@codesourcery.com>
9047 * config.gcc (strongarm*-*, ep9312*-*, xscale*-*, parisc*-*,
9048 m680[012]0-*, *-*-beos*, *-*-kaos*, *-*-linux*aout*,
9049 *-*-linux*libc1*, *-*-solaris2.[0-6], *-*-solaris2.[0-6].*,
9050 *-*-sysv*, *-*-windiss*, alpha*-*-unicosmk*, cris-*-aout,
9051 hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
9052 i[34567]86-sequent-ptx4*, i[34567]86-*-nto-qnx*,
9053 i[34567]86-*-sco3.2v5*, i[34567]86-*-uwin*, powerpc-*-chorusos*,
9054 vax-*-bsd*, vax-*-ultrix*): Mark obsolete.
9056 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
9058 * basic-block.h (condjump_equiv_p): Fix comment.
9060 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
9062 * tree-pretty-print.c (print_generic_decl, print_generic_stmt,
9063 print_generic_stmt_indented): Fix comment.
9065 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
9067 * configure.ac (__stack_chk_fail): Add detecion for availability
9068 of SSP in uClibc by checking if __UCLIBC_HAS_SSP__ is defined.
9069 * configure: Regenerate.
9071 2008-01-26 Maxim Kuvyrkov <maxim@codesourcery.com>
9074 * final.c (output_addr_const): Handle TRUNCATE.
9076 2008-01-26 Zdenek Dvorak <ook@ucw.cz>
9079 * tree-ssa-loop-ivopts.c (comp_cost): New type.
9080 (zero_cost, infinite_cost): New constants.
9081 (struct cost_pair): Change type of cost to comp_cost.
9082 (struct iv_ca): Change type of cand_use_cost and cost to comp_cost.
9083 (new_cost, add_costs, sub_costs, compare_costs, infinite_cost_p):
9085 (set_use_iv_cost, force_expr_to_var_cost, force_var_cost,
9086 split_address_cost, ptr_difference_cost, difference_cost,
9087 get_computation_cost_at, get_computation_cost,
9088 determine_use_iv_cost_generic, determine_use_iv_cost_address,
9089 determine_use_iv_cost_condition, determine_use_iv_costs,
9090 cheaper_cost_pair, iv_ca_recount_cost, iv_ca_set_no_cp,
9091 iv_ca_set_cp, iv_ca_cost, iv_ca_new, iv_ca_dump, iv_ca_extend,
9092 iv_ca_narrow, iv_ca_prune, try_improve_iv_set, find_optimal_iv_set):
9093 Change type of cost to comp_cost.
9094 (determine_iv_cost): Increase cost of non-original ivs, instead
9095 of decreasing the cost of original ones.
9096 (get_address_cost): Indicate the complexity of the addressing mode
9098 (try_add_cand_for): Prefer using ivs not specific to some object.
9099 * tree-flow.h (force_expr_to_var_cost): Declaration removed.
9101 2008-01-26 Peter Bergner <bergner@vnet.ibm.com>
9102 Janis Johnson <janis187@us.ibm.com>
9105 * doc/tm.texi (TARGET_EXPAND_TO_RTL_HOOK): Document.
9106 (TARGET_INSTANTIATE_DECLS): Likewise.
9107 * target.h (expand_to_rtl_hook): New target hook.
9108 (instantiate_decls): Likewise.
9109 * function.c (instantiate_decl): Make non-static. Rename to...
9110 (instantiate_decl_rtl): ... this.
9111 (instantiate_expr): Use instantiate_decl_rtl.
9112 (instantiate_decls_1): Likewise.
9113 (instantiate_decls): Likewise.
9114 (instantiate_virtual_regs: Call new instantiate_decls taget hook.
9115 * function.h (instantiate_decl_rtl): Add prototype.
9116 * cfgexpand.c (target.h): New include.
9117 (tree_expand_cfg): Call new expand_to_rtl_hook target hook.
9118 * target-def.h (TARGET_EXPAND_TO_RTL_HOOK): New define.
9119 (TARGET_INSTANTIATE_DECLS): Likewise.
9120 (TARGET_INITIALIZER): New target hooks added.
9121 * config/rs6000/rs6000-protos.h (rs6000_secondary_memory_needed_rtx):
9123 * config/rs6000/rs6000.c (tree-flow.h): New include.
9124 (machine_function): Add sdmode_stack_slot field.
9125 (rs6000_alloc_sdmode_stack_slot): New function.
9126 (rs6000_instantiate_decls): Likewise.
9127 (rs6000_secondary_memory_needed_rtx): Likewise.
9128 (rs6000_check_sdmode): Likewise.
9129 (TARGET_EXPAND_TO_RTL_HOOK): Target macro defined.
9130 (TARGET_INSTANTIATE_DECLS): Likewise.
9131 (rs6000_hard_regno_mode_ok): Allow SDmode.
9132 (num_insns_constant): Likewise. Handle _Decimal32 constants.
9133 (rs6000_emit_move): Handle SDmode.
9134 (function_arg_advance): Likewise.
9135 (function_arg): Likewise.
9136 (rs6000_gimplify_va_arg): Likewise. Add special handling of
9137 SDmode var args for 32-bit compiles.
9138 (rs6000_secondary_reload_class): Handle SDmode.
9139 (rs6000_output_function_epilogue): Likewise.
9140 (rs6000_function_value): Simplify if statement.
9141 (rs6000_libcall_value): Likewise.
9142 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Handle SDmode.
9143 (SECONDARY_MEMORY_NEEDED_RTX): Add define.
9144 * config/rs6000/dfp.md (movsd): New define_expand and splitter.
9145 (movsd_hardfloat): New define_insn.
9146 (movsd_softfloat): Likewise.
9147 (movsd_store): Likewise.
9148 (movsd_load): Likewise.
9149 (extendsddd2): Likewise.
9150 (extendsdtd2): Likewise.
9151 (truncddsd2): Likewise.
9152 (movdd_hardfloat64): Fixup comment.
9153 (UNSPEC_MOVSD_LOAD): New constant.
9154 (UNSPEC_MOVSD_STORE): Likewise.
9156 2008-01-26 Jakub Jelinek <jakub@redhat.com>
9159 * c-pretty-print.c (pp_c_exclusive_or_expression): Handle
9161 (pp_c_logical_and_expression): Handle TRUTH_AND_EXPR.
9162 (pp_c_logical_or_expression): Handle TRUTH_OR_EXPR.
9163 (pp_c_expression): Handle TRUTH_AND_EXPR, TRUTH_OR_EXPR
9166 2008-01-26 David Edelsohn <edelsohn@gnu.org>
9169 * config.gcc: Separate AIX 5.3 from AIX 6.1.
9170 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
9171 __LONGDOUBLE128 too.
9172 * config/rs6000/aix61.h: New file.
9174 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
9176 PR rtl-optimization/34959
9177 * optabs.c (expand_unop): In libcall notes, give ffs, clz, ctz,
9178 popcount and parity rtxes the same mode as their operand.
9179 Truncate or extend the result to the return value's mode
9182 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
9185 * config/mips/mips-protos.h (mips_expand_call): Return an rtx.
9186 * config/mips/mips.h (FIRST_PSEUDO_REGISTER): Rename FAKE_CALL_REGNO
9187 to GOT_VERSION_REGNUM.
9188 (CALL_REALLY_USED_REGISTERS): Set the GOT_VERSION_REGNUM entry to 0.
9189 (EPILOGUE_USES): Include GOT_VERSION_REGNUM if TARGET_USE_GOT.
9190 * config/mips/mips.c (mips_emit_call_insn): New function.
9191 (mips_call_tls_get_addr): Call mips_expand_call directly.
9192 (mips16_copy_fpr_return_value): Use mips_emit_call_insn rather than
9194 (mips16_build_call_stub): Likewise. Return the call insn or null.
9195 (mips_expand_call): Update the call to mips16_build_call_stub
9196 accordingly and a remove redundant condition. Assert that MIPS16
9197 stubs do not use lazy binding. Use mips_emit_call_insn and return
9199 (mips_extra_live_on_entry): Include GOT_VERSION_REGNUM if
9201 (mips_hard_regno_mode_ok_p): Allow SImode for GOT_VERSION_REGNUM.
9202 (mips_avoid_hazard): Remove hazard_set handling.
9203 * config/mips/mips.md (UNSPEC_EH_RECEIVER): Rename to...
9204 (UNSPEC_RESTORE_GP): ...this.
9205 (UNSPEC_SET_GOT_VERSION, UNSPEC_UPDATE_GOT_VERSION): New constants.
9206 (FAKE_CALL_REGNO): Rename to...
9207 (GOT_VERSION_REGNUM): ...this.
9208 (type): Add "ghost" value. Add an associated insn reservation.
9209 (hazard_set): Remove.
9210 (exception_receiver): Rename to...
9211 (restore_gp): ...this and update the unspec identifier accordingly.
9212 (exception_receiver, nonlocal_got_receiver): New expanders.
9213 (load_call<mode>): Use GOT_VERSION_REGNUM. Don't set
9214 FAKE_CALL_REGNO. Remove hazard_set attribute.
9215 (set_got_version, update_got_version): New patterns.
9217 2008-01-26 Danny Smith <dannysmith@users.sourceforge.net>
9220 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Define.
9222 2008-01-25 Joseph Myers <joseph@codesourcery.com>
9225 * doc/install.texi2html: Generate gcc-vers.texi.
9227 2008-01-25 DJ Delorie <dj@redhat.com>
9229 * config/m32c/m32c.h (ASM_PREFERRED_EH_DATA_FORMAT): Define.
9231 2008-01-25 Joseph Myers <joseph@codesourcery.com>
9233 * config/c4x: Remove directory.
9234 * config.gcc (crx-*, mt-*): Mark obsolete.
9235 (c4x-*, tic4x-*, c4x-*-rtems*, tic4x-*-rtems*, c4x-*, tic4x-*,
9236 h8300-*-rtemscoff*, ns32k-*-netbsdelf*, ns32k-*-netbsd*,
9237 sh-*-rtemscoff*): Remove cases.
9238 * defaults.h (C4X_FLOAT_FORMAT): Remove.
9239 * real.c (encode_c4x_single, decode_c4x_single,
9240 encode_c4x_extended, decode_c4x_extended, c4x_single_format,
9241 c4x_extended_format): Remove.
9242 * real.h (c4x_single_format, c4x_extended_format): Remove.
9243 * doc/extend.texi (interrupt, naked): Remove mention of attributes
9245 (Pragmas): Remove comment about c4x pragmas.
9246 * doc/install.texi (c4x): Remove target-specific instructions.
9247 * doc/invoke.texi (TMS320C3x/C4x Options): Remove.
9248 * doc/md.texi (Machine Constraints): Remove C4x documentation.
9249 * doc/tm.texi (MEMBER_TYPE_FORCES_BLK, c_register_pragma): Do not
9250 refer to C4x source files as examples.
9251 (C4X_FLOAT_FORMAT): Remove documentation.
9253 2008-01-25 Bernd Schmidt <bernd.schmidt@analog.com>
9255 * config/bfin/bfin.c (override_options): Reorder tests so that
9256 flag_pic gets enabled for -msep-data.
9258 2008-01-25 Richard Guenther <rguenther@suse.de>
9261 * expr.c (expand_expr_real_1): Reduce result of LSHIFT_EXPR
9262 to its bitfield precision if required.
9264 2008-01-25 Jakub Jelinek <jakub@redhat.com>
9267 * tree-nested.c (walk_omp_for): New function.
9268 (convert_nonlocal_reference, convert_local_reference): Call
9269 walk_omp_for on OMP_FOR.
9270 (convert_call_expr): Call walk_body on OMP_FOR's
9271 OMP_FOR_PRE_INIT_BODY.
9273 2008-01-25 Richard Guenther <rguenther@suse.de>
9275 PR tree-optimization/34966
9276 * tree-ssa-math-opts.c (execute_cse_sincos_1): For all but
9277 default defs and PHI_NODEs we have to insert after the
9280 2008-01-24 Nick Clifton <nickc@redhat.com>
9282 * config/stormy16/stormy16-lib2.c (MIN_UNITS_PER_WORD):
9283 Provide a default definition.
9284 (LIBGCC2_UNITS_PER_WORD): Likewise.
9286 * config/stormy16/stormy16.c: Include df.h for the prototype
9287 for df_regs_ever_live_p.
9288 (xstormy16_expand_builtin_va_start): Convert the stack offset
9289 into a component_ref and then use POINTER_PLUS_EXPR to add it
9290 to the incoming_virtual_args_rtx.
9291 (xstormy16_gimplify_va_arg_expr): Rename to
9292 xstormy16_gimplify_va_arg_expr.
9293 Use POINTER_PLUS_EXPR when performing pointer arithmetic.
9294 (TARGET_GIMPLIFY_VA_ARG_EXPR): Use renamed
9295 xstormy16_gimplify_va_arg_expr.
9296 Fix up some formatting issues.
9298 * config/stormy16/stormy16.c: (xstormy16_carry_plus_operand):
9299 Move to predicates.md.
9300 (xs_hi_general_operand): Likewise.
9301 (xs_hi_nonmemory_operand): Likewise.
9302 * config/stormy16/predicates.md:
9303 (xstormy16_carry_plus_operand): New predicate.
9304 (xs_hi_general_operand): New predicate.
9305 (xs_hi_nonmemory_operand): New predicate.
9306 * config/stormy16/stormy16-protos.h:
9307 (xstormy16_carry_plus_operand): Delete prototype.
9308 (xs_hi_general_operand): Likewise.
9309 (xs_hi_nonmemory_operand): Likewise.
9311 * config/storm16/stormy16.md (addhi3): Remove earlyclobber
9312 modifiers as they are no longer needed and they can trigger
9313 reload spill failures.
9315 * config/storm16/stormy16.md (ineqbranchsi): Replace match_dup
9316 with a match_operand in order to help reload.
9318 * config/storm16/stormy16.md (movhi_internal): Replace 'r'
9319 constraint with 'e' for the 8th alternative as this version of
9320 the mov.w instruction only accepts the lower 8 registers.
9322 2008-01-25 Uros Bizjak <ubizjak@gmail.com>
9325 * simplifx-rtx.c (simplify_const_binary_operation) [VEC_CONCAT]:
9326 Consider only CONST_INT, CONST_DOUBLE and CONST_FIXED as constant
9329 2008-01-25 Jakub Jelinek <jakub@redhat.com>
9332 * gimplify.c (gimplify_omp_for): Gimplify OMP_FOR_PRE_BODY.
9334 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
9336 * ipa-struct-reorg.c (remove_str_allocs_in_func, remove_str_allocs):
9338 (remove_structure): Update allocations list before removing structure.
9340 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
9342 * ipa-struct-reorg.c (is_safe_cond_expr,
9343 create_new_stmts_for_cond_expr): Use integer_zerop function,
9344 that recognize not only zero-pointer, but zero-integer too.
9346 2008-01-25 Ben Elliston <bje@au.ibm.com>
9349 * fixproto: Escape "." in sed expression that strips leading "./".
9351 2008-01-24 H.J. Lu <hongjiu.lu@intel.com>
9354 * gcc.c (SWITCH_OK): Removed.
9355 (SWITCH_LIVE): Changed to bit.
9356 (SWITCH_FALSE): Likewise.
9357 (SWITCH_IGNORE): Likewise.
9358 (switchstr): Change live_cond to unsigned int.
9359 (process_command): Replace SWITCH_OK with 0.
9360 (do_self_spec): Likewise.
9361 (set_collect_gcc_options): Check the SWITCH_IGNORE bit.
9362 (give_switch): Likewise.
9363 (used_arg): Likewise.
9364 (do_spec_1): Set the SWITCH_IGNORE bit.
9365 (check_live_switch): Check both SWITCH_LIVE and SWITCH_FALSE
9366 bits. Set the SWITCH_LIVE bit.
9368 2008-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
9370 * config/s390/s390.h (MOVE_RATIO): Define new target macro.
9372 2008-01-24 Richard Sandiford <rsandifo@nildram.co.uk>
9374 PR tree-optimization/34472
9375 * ipa-struct-reorg.c (safe_cond_expr_check): Change the DATA
9376 parameter to a "bool *" and set *DATA to false if there is
9377 an unsafe access. Do not delete the structure here.
9378 (check_cond_exprs): Delete it here instead.
9379 (check_cond_exprs, exclude_cold_structs): Do not increase
9380 I when removing a structure.
9382 2008-01-24 Uros Bizjak <ubizjak@gmail.com>
9385 * config/i386/i386.c (ix86_expand_vector_init): Consider only
9386 CONST_INT, CONST_DOUBLE and CONST_FIXED as constant vector elements.
9388 2008-01-24 Jakub Jakub Jelinek <jakub@redhat.com>
9391 * tree-stdarg.c (reachable_at_most_once): Use VEC vector instead of
9392 a fixed vector for stack.
9394 2008-01-24 Ben Elliston <bje@au.ibm.com>
9397 * doc/gcc.texi (Software development): Add a direntry for g++.
9399 2008-01-23 Hans-Peter Nilsson <hp@axis.com>
9401 * config/cris/cris.h (CC1PLUS_SPEC, OPTIMIZATION_OPTIONS): Drop
9402 stale and straggling -fforce-addr comments above.
9404 * config/cris/cris.h (CRIS_SUBTARGET_VERSION, TARGET_VERSION): Don't
9406 * config/cris/linux.h (CRIS_SUBTARGET_VERSION): Don't define.
9407 * config/cris/aout.h (CRIS_SUBTARGET_VERSION): Don't define.
9409 2008-01-23 Michael Matz <matz@suse.de>
9412 * dwarf2out.c (force_type_die): Use modified_type_die instead of
9415 2008-01-23 Andreas Krebbel <krebbel1@de.ibm.com>
9417 * ipa-struct-reorg.c (create_new_malloc): Use pointer type as
9420 2008-01-23 Anatoly Sokolov <aesok@post.ru>
9422 * config/avr/avr.c (avr_current_arch): New variable.
9423 (avr_arch_types): Add 'avr31' and 'avr51' entries.
9424 (avr_arch): Add 'ARCH_AVR31' and 'ARCH_AVR51'.
9425 (avr_mcu_types): Add 'avr31' and 'avr51' architectures.
9426 (avr_override_options): Init 'avr_current_arch'.
9427 (base_arch_s): Move from here...
9428 * config/avr/avr.h (base_arch_s): ... here. Add new members
9429 'have_elpm', 'have_elpmx', 'have_eijmp_eicall', 'reserved'. Rename
9430 'mega' to 'have_jmp_call'.
9431 (TARGET_CPU_CPP_BUILTINS): Define "__AVR_HAVE_JMP_CALL__",
9432 "__AVR_HAVE_RAMPZ__", "__AVR_HAVE_ELPM__" and "__AVR_HAVE_ELPMX__"
9434 (LINK_SPEC, CRT_BINUTILS_SPECS, ASM_SPEC): Add 'avr31' and 'avr51'
9436 * config/avr/t-avr (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
9437 MULTILIB_MATCHES): (Ditto.).
9439 2008-01-23 Richard Guenther <rguenther@suse.de>
9442 * cgraphunit.c (cgraph_reset_node): Always mark the node
9443 not reachable if it is not queued already.
9445 2008-01-23 Bernd Schmidt <bernd.schmidt@analog.com>
9447 * config/bfin/bfin-protos.h (WA_RETS, ENABLE_WA_RETS): New macros.
9448 * config/bfin/bfin.c (bfin_cpus): Add WA_RETS everywhere.
9449 (cputype_selected): New static variable.
9450 (bfin_handle_option): Set it if -mcpu is used.
9451 (override_option): Select default set of workarounds if no cpu type
9452 selected on the command line.
9453 (workaround_rts_anomaly): Only run if ENABLE_WA_RETS.
9455 From Michael Frysinger <michael.frysinger@analog.com>
9456 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add
9457 BFIN_CPU_BF547, BFIN_CPU_BF523, BFIN_CPU_BF524, and BFIN_CPU_BF526.
9459 * config/bfin/elf.h (LIB_SPEC): Use proper linker script
9460 for bf547, bf523, bf524, and bf526.
9461 * config/bfin/bfin.c (bfin_cpus[]): Add bf547, bf523, bf524, and
9463 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
9464 __ADSPBF523__ for bf523, __ADSPBF524__ for bf524,
9465 __ADSPBF526__ for bf526, __ADSPBF52x__ for all three, as well as
9466 __ADSPBF547__ and __ADSPBF54x__ for bf547.
9467 * doc/invoke.texi (Blackfin Options): Document that
9468 -mcpu now accept bf547, bf523, bf524, and bf526.
9470 2008-01-22 Eric Botcazou <ebotcazou@adacore.com>
9472 PR rtl-optimization/34628
9473 * combine.c (try_combine): Stop and undo after the first combination
9474 if an autoincrement side-effect on the first insn has effectively
9477 2008-01-22 David Edelsohn <edelsohn@gnu.org>
9480 * config/rs6000/rs6000.c (rs6000_legitimate_offset_address_p):
9481 Offset addresses are not valid for Altivec or paired float modes.
9483 2008-01-22 Jakub Jelinek <jakub@redhat.com>
9486 * c-parser.c (c_parser_omp_for_loop): Don't call c_finish_omp_for
9487 if DECL_INITIAL (decl) is error_mark_node.
9490 * c-common.c (handle_vector_size_attribute): Only allow
9491 integral, scalar float and fixed point types. Handle OFFSET_TYPE
9492 the same way as pointer, array etc. types.
9493 * tree.c (reconstruct_complex_type): Handle OFFSET_TYPE.
9496 * tree.c (build_type_attribute_qual_variant): Call
9497 build_qualified_type if attributes are equal, but quals are not.
9499 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9502 * doc/invoke.texi (-Wall): -Wall enables -Wstrict-overflow=1.
9503 * flags.h (warn_strict_aliasing): Remove.
9504 (warn_strict_overflow): Remove.
9505 * opts.c (warn_strict_aliasing): Remove.
9506 (warn_strict_overflow): Remove.
9507 * c-opts.c (c_common_handle_option): -Wall only sets
9508 -Wstrict-aliasing or -Wstrict-overflow if they are uninitialized.
9509 (c_common_post_options): Give default values to -Wstrict-aliasing
9510 and -Wstrict-overflow if they are uninitialized.
9511 * common.opt (Wstrict-aliasing): Specify Var and Init.
9512 (Wstrict-overflow): Likewise.
9514 2008-01-22 Kenneth Zadeck <zadeck@naturalbridge.com>
9516 PR rtl-optimization/26854
9517 PR rtl-optimization/34400
9518 PR rtl-optimization/34884
9519 * ddg.c (create_ddg_dep_from_intra_loop_link): Use
9521 * df.h (df_changeable_flags.DF_RD_NO_TRIM): Deleted
9522 (df_rd_bb_info.expanded_lr_out): Deleted
9523 * loop_invariant.c (find_defs): Deleted DF_RD_NO_TRIM flag.
9524 * loop_iv.c (iv_analysis_loop_init): Ditto. * df-problems.c
9525 (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
9526 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
9527 Removed code to allocate, initialize or free expanded_lr_out.
9528 (df_rd_bb_local_compute_process_def): Restructured to make more
9530 (df_rd_confluence_n): Removed code to no apply invalidate_by_call
9531 sets if the sets are being trimmed.
9533 2008-01-22 H.J. Lu <hongjiu.lu@intel.com>
9536 * configure.ac (ld_vers): Support GNU linker version xx.xx.*
9537 (as_vers): Likewise.
9538 * configure: Regenerated.
9540 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9543 * tree-pass.h (pass_build_alias): New pass.
9544 * tree-ssa-alias.c (gate_build_alias): New.
9545 (pass_build_alias): New.
9546 * passes.c (init_optimization_passes): Add pass_build_alias after
9547 pass_create_structure_vars.
9549 2008-01-22 Wolfgang Gellerich <gellerich@de.ibm.com>
9551 * config/s390/s390.h (S390_TDC_POSITIVE_NORMALIZED_NUMBER):
9552 Renamed to S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER.
9553 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): Renamed to
9554 S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER.
9555 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): Renamed to
9556 S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER.
9557 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): Renamed to
9558 S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER.
9559 (S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER): New constant.
9560 (S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER): New constant.
9561 (S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER): New constant.
9562 (S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER): New constant.
9563 * config/s390/s390.md (FP_ALL): New mode iterator.
9564 (_d): New mode attribute.
9565 ("*signbit<mode>2>"): Changed mode of first operand.
9566 ("isinf<mode>2"): Changed mode of first operand.
9567 ("*TDC_insn"): Adaptation for DFP modes.
9569 2008-01-22 Ben Elliston <bje@au.ibm.com>
9571 * tree.c (check_qualified_type): Improve function description.
9573 2008-01-21 Jason Merrill <jason@redhat.com>
9576 * tree.h (TRY_CATCH_IS_CLEANUP): New macro.
9577 * tree-eh.c (honor_protect_cleanup_actions): Strip TRY_CATCH_EXPR
9580 2008-01-21 DJ Delorie <dj@redhat.com>
9582 * doc/tm.texi (HARD_REGNO_NREGS): Note that this macro must not
9585 2008-01-21 Richard Guenther <rguenther@suse.de>
9588 * tree-cfg.c (verify_expr): Allow all invariant expressions
9589 instead of just constant class ones as reference argument.
9590 * tree-ssa-loop-im.c (for_each_index): Handle CONSTRUCTOR
9591 like any other constant.
9592 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
9594 2008-01-21 H.J. Lu <hongjiu.lu@intel.com>
9596 * regmove.c (fixup_match_1): Update call crossed frequencies.
9598 2008-01-21 Richard Guenther <rguenther@suse.de>
9601 * tree-inline.c (setup_one_parameter): Deal with mismatched
9602 types using a VIEW_CONVERT_EXPR.
9604 2008-01-21 Alon Dayan <alond@il.ibm.com>
9605 Olga Golovanevsky <olga@il.ibm.com>
9607 PR tree-optimization/34701
9608 * ipa-struct-reorg.c (gen_size): Fix the malloc parameter calculation
9609 when the structure size is not a power of 2.
9611 2008-01-20 Kenneth Zadeck <zadeck@naturalbridge.com>
9613 * doc/install.texi: Add doc for --enable-checking=df.
9615 2008-01-20 Kaz Kojima <kkojima@gcc.gnu.org>
9617 PR rtl-optimization/34808
9618 * emit-rtl.c (try_split): Handle REG_RETVAL notes.
9620 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
9622 * global.c (find_reg): Only compute EH_RETURN_DATA_REGNO once per
9625 2008-01-19 Kenneth Zadeck <zadeck@naturalbridge.com>
9627 PR rtl-optimization/26854
9628 PR rtl-optimization/34400
9629 * ddg.c (create_ddg_dep_from_intra_loop_link): Do not use
9631 * df.h (df_changeable_flags.DF_RD_NO_TRIM): New.
9632 (df_rd_bb_info.expanded_lr_out): New.
9633 * loop_invariant.c (find_defs): Added DF_RD_NO_TRIM flag.
9634 * loop_iv.c (iv_analysis_loop_init): Ditto.
9635 * df-problems.c (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
9636 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
9637 Added code to allocate, initialize or free expanded_lr_out.
9638 (df_rd_bb_local_compute_process_def): Restructured to make
9639 more understandable.
9640 (df_rd_confluence_n): Add code to do nothing with fake edges and
9641 code to no apply invalidate_by_call sets if the sets are being trimmed.
9642 (df_lr_local_finalize): Renamed to df_lr_finalize.
9643 (df_live_local_finalize): Renamed to df_live_finalize.
9645 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
9648 * config/mips/mips.md (div<mode>3): Use <recip_condition> when
9649 deciding whether to use reciprocal instructions.
9651 2008-01-19 Uros Bizjak <ubizjak@gmail.com>
9653 * dwarf2out.c (dwarf2out_switch_text_section): Do not call
9654 dwarf2out_note_section_used if cold_text_section is NULL.
9656 2008-01-19 Jakub Jelinek <jakub@redhat.com>
9658 PR gcov-profile/34610
9659 * tree-cfg.c (make_edges): Mark both outgoing edges from
9660 OMP_CONTINUE and from OMP_FOR as EDGE_ABNORMAL.
9661 * omp-low.c (expand_omp_for): Clear EDGE_ABNORMAL bits
9662 from OMP_FOR and OMP_CONTINUE outgoing edges.
9664 * tree-profile.c (tree_profiling): Return early if
9665 cfun->after_tree_profile != 0. Set cfun->after_tree_profile
9667 * omp-low.c (expand_omp_parallel): Copy after_tree_profile
9668 from cfun to child_cfun.
9669 * function.h (struct function): Add after_tree_profile bit.
9671 2008-01-19 Anatoly Sokolov <aesok@post.ru>
9673 * config/avr/avr.S (_exit): Disable interrupt.
9675 2008-01-18 Kenneth Zadeck <zadeck@naturalbridge.com>
9676 Steven Bosscher <stevenb.gcc@gmail.com>
9678 PR rtl-optimization/26854
9679 PR rtl-optimization/34400
9680 * df-problems.c (df_live_scratch): New scratch bitmap.
9681 (df_live_alloc): Allocate df_live_scratch when doing df_live.
9682 (df_live_reset): Clear the proper bitmaps.
9683 (df_live_bb_local_compute): Only process the artificial defs once
9684 since the order is not important.
9685 (df_live_init): Init the df_live sets only with the variables
9686 found live by df_lr.
9687 (df_live_transfer_function): Use the df_lr sets to prune the
9688 df_live sets as they are being computed.
9689 (df_live_free): Free df_live_scratch.
9691 2008-01-18 Ian Lance Taylor <iant@google.com>
9693 * common.opt: Add fmerge-debug-strings.
9694 * dwarf2out.c (DEBUG_STR_SECTION_FLAGS): Test
9695 flag_merge_debug_strings rather than flag_merge_constants.
9696 * doc/invoke.texi (Option Summary): Mention
9697 -fmerge-debug-strings.
9698 (Debugging Options): Document -fmerge-debug-strings.
9700 2008-01-18 Ian Lance Taylor <iant@google.com>
9703 * tree.h (DECL_IS_OPERATOR_NEW): Define.
9704 (struct tree_function_decl): Add new field operator_new_flag.
9705 * tree-inline.c (expand_call_inline): When inlining a call to
9706 operator new, force the return value to go into a variable, and
9707 set DECL_NO_TBAA_P on that variable.
9708 * c-decl.c (merge_decls): Merge DECL_IS_OPERATOR_NEW flag.
9710 2008-01-18 Uros Bizjak <ubizjak@gmail.com>
9713 * dwarf2out.c (dwarf2out_switch_text_section): Do not guard with
9714 DWARF2_DEBUGGING_INFO.
9715 (dwarf2out_note_section_used): Ditto. Add prototype.
9716 (have_multiple_function_sections, text_section_used,
9717 cold_text_section_used, *cold_text_sections): Move declarations
9720 2008-01-17 Bob Wilson <bob.wilson@acm.org>
9722 * config/xtensa/unwind-dw2-xtensa.h (_Unwind_FrameState): Remove pc
9723 field and add signal_ra.
9724 * config/xtensa/unwind-dw2-xtensa.c (uw_frame_state_for): Remove
9725 assignments to frame state pc. Move end of stack check after
9726 MD_FALLBACK_FRAME_STATE_FOR.
9727 (uw_update_context_1): Use frame state signal_regs if set, instead
9728 of checking signal_frame flag.
9729 (uw_update_context): Use frame state signal_ra if set.
9730 * config/xtensa/linux.h (MD_UNWIND_SUPPORT): Define.
9731 * config/xtensa/linux-unwind.h: New file.
9733 2008-01-18 Bernhard Fischer <aldot@gcc.gnu.org>
9735 * modulo-sched.c (get_sched_window): Fix comment typo.
9737 2008-01-17 Andrew MacLeod <amacleod@redhat.com>
9739 PR tree-optimization/34648
9740 * tree-ssa-sccvn.c (visit_use): Expressions which can throw are varying.
9742 2008-01-17 Anatoly Sokolov <aesok@post.ru>
9744 * config/avr/avr.h (LINK_SPEC): Support -mrelax and -mpmem-wrap-around.
9745 * config/avr/avr.opt (mrelax, mpmem-wrap-around): Add.
9747 2008-01-17 Seongbae Park <seongbae.park@gmail.com>
9749 PR rtl-optimization/34400
9750 * df-core.c (df_worklist_dataflow_overeager,
9751 df_worklist_dataflow_doublequeue): New functions.
9752 (df_worklist_dataflow): Two different worklist solvers.
9753 * params.def (PARAM_DF_DOUBLE_QUEUE_THRESHOLD_FACTOR):
9756 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
9759 * doc/invoke.texi: Document the dependence on pthread for fopenmp
9760 and ftree-parallelize-loops.
9762 2008-01-17 Mircea Namolaru <namolaru@il.ibm.com>
9764 PR rtl-optimization/34826
9765 * loop-doloop (doloop_modify): Update the REG_BR_PROB note.
9767 2008-01-17 Andreas Krebbel <krebbel1@de.ibm.com>
9769 * global.c (find_reg): Mark the eh regs as used if necessary.
9770 * ra-conflict.c (global_conflicts): Set no_eh_reg flag.
9771 * ra.h (struct allocno): no_eh_reg field added. Changed
9772 no_stack_reg type to bitfield.
9774 2008-01-17 Eric Botcazou <ebotcazou@adacore.com>
9776 * tree.c (substitute_in_expr): Add missing 'break'.
9778 2008-01-17 Richard Guenther <rguenther@suse.de>
9780 PR tree-optimization/34825
9781 * tree-ssa-math-opts.c (is_division_by): Do not recognize
9782 x / x as division to handle.
9784 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9786 * pa64-hpux.h (LIB_SPEC): Add "-lpthread" in shared links if "-mt" or
9787 "-pthread" is specified.
9788 * pa-hpux11.h (LIB_SPEC): Likewise.
9790 2008-01-16 Janis Johnson <janis187@us.ibm.com>
9791 Peter Bergner <bergner@vnet.ibm.com>
9793 PR rtl-optimization/33796
9794 * sparseset.c (sparseset_alloc): Use xcalloc rather than xmalloc.
9796 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9798 PR libgfortran/34699
9799 * pa-hpux.h (LINK_SPEC): Only search /lib/pa1.1 and /usr/lib/pa1.1 on
9801 * pa-hpux10.h (LINK_SPEC): Likewise.
9802 * pa-hpux11.h (LINK_SPEC): Don't search /lib/pa1.1 and /usr/lib/pa1.1.
9804 2008-01-16 Richard Guenther <rguenther@suse.de>
9807 * fold-const.c (fold_convert_const_int_from_int): Do not
9808 set overflow if that occured only because of a sign extension
9809 change when converting from/to a sizetype with the same
9810 precision and signedness.
9812 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
9815 * dwarf2out.c (output_call_frame_info): Move output of FDE initial
9816 location address to the correct place. Update copyright year.
9818 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
9820 * lambda-code.c (lambda_transform_legal_p): Handle the case of
9821 no dependences in the dependence_relations vector.
9823 2008-01-16 Jan Hubicka <jh@suse.cz>
9825 PR rtl-optimization/31396
9826 * regstat.c (regstat_bb_compute_ri): Compute FREQ_CALLS_CROSSED.
9827 * cfg.c (dump_reg_info): Print it.
9828 * regs.h (struct reg_info_t): add freq_calls_crossed.
9829 (REG_FREQ_CALLS_CROSSED): New macro.
9830 * global.c (global_alloc): Compute freq_calls_crossed for allocno.
9831 (find_reg): Update call of CALLER_SAVE_PROFITABLE.
9832 * regmove.c (optimize_reg_copy_1, optimize_reg_copy_2, fixup_match_2,
9833 regmove_optimize): Update call crossed frequencies.
9834 * local-alloc.c (struct qty): Add freq_calls_crossed.
9835 (alloc_qty): Copute freq_calls_crossed.
9836 (update_equiv_regs, combine_regs): Update REG_FREQ_CALLS_CROSSED.
9837 (find_free_reg): Update call of CALLER_SAVE_PROFITABLE.
9838 * ra.h (struct allocno): Add freq_calls_crossed.
9840 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
9842 * gcc.c (LINK_COMMAND_SPEC): Add includes and link options for
9843 libgomp when compiling with ftree-parallelize-loops.
9844 (GOMP_SELF_SPECS): Add -pthread for ftree-parallelize-loops.
9846 2008-01-16 Richard Guenther <rguenther@suse.de>
9848 PR tree-optimization/34769
9849 * tree-data-ref.c (initialize_matrix_A): Revert fix for PR34458.
9850 * tree.c (int_cst_value): Instead make this function more
9851 permissive in what it accepts as valid input. Document this
9852 function always sign-extends the value.
9854 2008-01-16 Jakub Jelinek <jakub@redhat.com>
9855 Richard Guenther <rguenther@suse.de>
9858 * gimplify.c (fold_indirect_ref_rhs): Rename to ...
9859 (gimple_fold_indirect_ref_rhs): ... this.
9860 (gimple_fold_indirect_ref): New function with foldings
9861 that preserve lvalueness.
9862 (gimplify_modify_expr_rhs): Call gimple_fold_indirect_ref_rhs.
9863 * tree-flow.h (gimple_fold_indirect_ref): Declare.
9864 * tree-inline.c (copy_body_r): Use gimple_fold_indirect_ref
9865 to fold an INDIRECT_REF, fall back to the old use of
9866 fold_indirect_ref_1.
9868 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
9870 * tree-data-ref.c (subscript_dependence_tester_1): Call
9871 free_conflict_function.
9872 (compute_self_dependence): Same.
9874 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
9877 * debug.h (dwarf2out_switch_text_section): Move declaration from ...
9878 * dwarf2out.c (dwarf2out_switch_text_section): ... here. Make
9880 * final.c (final_scan_insn) [NOTE_INSN_SWITCH_TEXT_SECTIONS]:
9881 Depending on dwarf2out_do_frame, call dwarf2out_switch_text_section
9882 for DWARF2_UNWIND_INFO targets.
9884 2008-01-16 Richard Guenther <rguenther@suse.de>
9887 * c-typeck.c (common_pointer_type): Do not merge inconsistent
9888 type qualifiers for function types.
9890 2008-01-15 Jerry DeLisle <jvdelisle@gcc.gnu.org>
9892 * tree-parloops.c (gen_parallel_loop): Fix ommision of declaration for
9893 loop_iterator li from previous commit.
9895 2008-01-15 Sebastian Pop <sebastian.pop@amd.com>
9897 * tree-parloops.c (gen_parallel_loop): Free loop bound estimations.
9899 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
9901 * tree-parloops.c (loop_has_blocks_with_irreducible_flag): New.
9902 (parallelize_loops): Don't parallelize irreducible components.
9904 2008-01-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9907 * c-opts (c_common_post_options): Do not enable CPP
9908 flag_pedantic_errors by default.
9910 2008-01-14 Eric Botcazou <ebotcazou@adacore.com>
9912 PR rtl-optimization/31944
9913 * cse.c (remove_pseudo_from_table): New function.
9914 (merge_equiv_classes): Use above function to remove pseudo-registers.
9915 (invalidate): Likewise.
9917 2008-01-13 Richard Guenther <rguenther@suse.de>
9920 * emit-rtl.c (set_reg_attrs_for_decl_rtl): Use DECL_MODE
9921 instead of TYPE_MODE to deal with calls from expand_one_error_var.
9923 2008-01-13 Uros Bizjak <ubizjak@gmail.com>
9925 * gcse.c (cprop_jump): Call validate_unshare_change instead of
9926 validate_change to unshare the source of the PC set.
9928 2008-01-12 Jan Hubicka <jh@suse.cz>
9931 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Do not construct
9932 references above array bounds. This might trigger bounds checks for
9935 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
9937 * tree-ssa-ter.c (free_temp_expr_table): Free num_in_part and
9938 new_replaceable_dependencies.
9940 2008-01-12 Doug Kwan <dougkwan@google.com>
9942 * c-decl.c: (grokdeclarator): Use OPT_Wignored_qualifiers
9943 instead of OPT_Wreturn_type in warning due to ignored return type
9945 * c-opt.c (c_common_post_option): Add -Wignored-qualifiers to
9946 options included in -Wextra.
9947 * c.opt: New option -Wignored_qualifiers.
9948 * doc/invoke.texi (Warning Options, -Wextra): Add new option
9949 -Wignore_qualifiers.
9950 (-Wignored-qualifiers): Document.
9951 (-Wreturn-type): Remove description of functionality now handled
9952 by -Wignored-qualifiers.
9954 2008-01-12 Eric Botcazou <ebotcazou@adacore.com>
9957 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Fold an existing
9958 NOP_EXPR if it is between integral types with the same precision.
9960 2008-01-12 Jan Hubicka <jh@suse.cz>
9963 * invoke.texi (max-inline-recursive-depth): Fix default value.
9965 2008-01-12 Zdenek Dvorak <ook@ucw.cz>
9967 * tree-parloops.c (transform_to_exit_first_loop): Cast nit to the
9970 2008-01-11 Bob Wilson <bob.wilson@acm.org>
9972 * config/xtensa/xtensa.c (override_options): Set flag_shlib.
9974 2008-01-11 James E. Wilson <wilson@specifix.com>
9977 * config/vax/elf.h (FRAME_POINTER_CFA_OFFSET): Define.
9979 2008-01-11 Anatoly Sokolov <aesok@post.ru>
9981 * config/avr/avr.c (expand_prologue, expand_epilogue): Don't
9982 save/restore frame pointer register and don't use 'call-prologues'
9983 optimization in function with "OS_task" attribute.
9985 2008-01-11 Eric Botcazou <ebotcazou@adacore.com>
9988 * expr.c (copy_blkmode_from_reg): Use a mode suited to the size
9989 when copying to memory.
9991 2008-01-11 Steven Bosscher <stevenb.gcc@gmail.com>
9993 PR rtl-optimization/30905
9994 * cfgcleanup.c: Include dce.h
9995 (crossjumps_occured): New global variable.
9996 (try_crossjump_bb): Exit loop after finding a fallthru edge.
9997 If something changed, set crossjumps_occured to true.
9998 (try_optimize_cfg): Clear crossjumps_occured at the beginning.
9999 Don't add/remove fake edges to exit here...
10000 (cleanup_cfg): ...but do it here, when crossjumping.
10001 Run a fast DCE when successful crossjumps occured in the latest
10002 iteration of try_optimize_cfg.
10004 2008-01-11 Richard Guenther <rguenther@suse.de>
10006 * tree-ssa-sccvn.c (struct vn_binary_op_s): Move hashcode near opcode.
10007 (struct vn_unary_op_s): Likewise.
10008 (vn_reference_insert): Free old reference on hash collision.
10010 2008-01-10 Raksit Ashok <raksit@google.com>
10012 PR rtl-optimization/27971
10013 * combine.c (find_split_point): Split PLUS expressions which are
10014 inside a MEM rtx, and whose first operand is complex.
10016 2008-01-10 DJ Delorie <dj@redhat.com>
10018 * config/m32c/m32c.c (m32c_hard_regno_nregs_1): Renamed from...
10019 (m32c_hard_regno_nregs): ...this, which is now a wrapper.
10020 (m32c_hard_regno_ok): Call the underlying function.
10022 2008-01-10 Richard Guenther <rguenther@suse.de>
10024 PR middle-end/34683
10025 * tree-cfg.c (tree_merge_blocks): Do not go through the
10026 full-blown folding and stmt updating path if we just deal
10027 with virtual operands.
10028 * tree-ssa-copy.c (may_propagate_copy): Do not short-cut
10029 test for abnormal SSA_NAMEs.
10031 2008-01-10 Andreas Krebbel <krebbel1@de.ibm.com>
10033 PR middle-end/34641
10034 * reload.c (push_reload): Add assertions. All constants from
10035 reg_equiv_constant should have been used for replacing the respective
10037 (find_reloads_address): Invoke find_reloads_address_part for
10038 constant taken from the reg_equiv_constant array.
10040 2008-01-10 Steven Bosscher <stevenb.gcc@gmail.com>
10042 * tree-ssa-sccvn.h (struct vn_ssa_aux): Make the most accessed
10043 field (valnum) the first in the struct. Replace bools with
10046 2008-01-10 Richard Guenther <rguenther@suse.de>
10048 PR tree-optimization/34651
10049 * tree-sra.c (sra_build_assignment): Sanitize. Use the correct
10050 types and ordering for masking and converting.
10052 2008-01-09 Sebastian Pop <sebastian.pop@amd.com>
10054 PR tree-optimization/34017
10055 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Generate code
10056 also for PHI_NODE expressions.
10058 2008-01-09 Jan Hubicka <jh@suse.cz>
10060 PR tree-optimization/34708
10061 * tree-inline.c (estimate_num_insns_1): Compute cost of SWITCH_EXPR
10062 based on number of case labels.
10063 (init_inline_once): Remove switch_cost.
10064 * tree-inline.h (eni_weights_d): Remove switch_cost.
10066 2008-01-09 Richard Guenther <rguenther@suse.de>
10067 Andrew Pinski <andrew_pinski@playstation.sony.com>
10069 PR middle-end/30132
10070 * gimplify.c (gimplify_cond_expr): Do not create an addressable
10071 temporary if an rvalue is ok or an lvalue is not required.
10073 2008-01-09 Richard Guenther <rguenther@suse.de>
10075 PR middle-end/34458
10076 * tree-data-ref.c (initialize_matrix_A): Use tree_low_cst,
10077 adjust return type.
10079 2008-01-09 Richard Guenther <rguenther@suse.de>
10081 PR middle-end/34679
10082 * tree.c (host_integerp): Check for sizetype only if the
10083 type is an integer type.
10085 2008-01-09 Steven Bosscher <stevenb.gcc@gmail.com>
10088 * opts.c (decode_options): Disable inlining of functions called
10089 once if not in unit-at-a-time mode.
10091 2008-01-09 Alexandre Oliva <aoliva@redhat.com>
10093 * Makefile.in (dse.o): Remove duplicate $(RECOG_H) dependency.
10095 2008-01-08 Richard Guenther <rguenther@suse.de>
10097 PR middle-end/31863
10098 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Bail
10099 out early if the result will be unused.
10101 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
10106 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
10107 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
10110 2008-01-08 Jan Sjodin <jan.sjodin@amd.com>
10112 * config/i386/i386.c (k8_cost, amdfam10_cost): Branch costs
10113 for vectorization tuned.
10115 2008-01-08 Richard Guenther <rguenther@suse.de>
10117 PR tree-optimization/34683
10118 * tree-ssa-operands.c (operand_build_cmp): Export.
10119 * tree-ssa-operands.h (operand_build_cmp): Declare.
10120 * tree-vn.c (vuses_compare): Remove.
10121 (sort_vuses): Use operand_build_cmp.
10122 (sort_vuses_heap): Likewise.
10123 * tree-ssa-sccvn.c (vuses_to_vec): Use VEC_reserve, not VEC_alloc
10124 to re-use old VEC if available. Do not sort already sorted VUSEs.
10125 (vdefs_to_vec): Do not sort already sorted VDEFs.
10127 2008-01-08 Jakub Jelinek <jakub@redhat.com>
10129 PR middle-end/34694
10130 * omp-low.c (copy_var_decl): Copy also DECL_SOURCE_LOCATION.
10132 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
10135 * doc/invoke.texi (i386 and x86-64 Options) [mrecip]: Document
10136 limitations of reciprocal sequences on x86 targets.
10138 2008-01-08 Richard Guenther <rguenther@suse.de>
10140 PR tree-optimization/34683
10141 * tree-flow-inline.h (var_ann): Remove overzealous asserts.
10143 2008-01-07 Jakub Jelinek <jakub@redhat.com>
10146 * config/darwin.c (darwin_mergeable_string_section): Don't use
10147 .cstring if int_size_in_bytes != TREE_STRING_LENGTH.
10149 2008-01-07 Uros Bizjak <ubizjak@gmail.com>
10152 * config/i386/i386.md (neg<mode>2): Rename from negsf2, negdf2 and
10153 negxf2. Macroize expander using X87MODEF mode iterator. Change
10154 predicates of op0 and op1 to register_operand.
10155 (abs<mode>2): Rename from abssf2, absdf2 and negxf2. Macroize
10156 expander using X87MODEF mode iterator. Change predicates of
10157 op0 and op1 to register_operand.
10158 ("*absneg<mode>2_mixed", "*absneg<mode>2_sse"): Rename from
10159 corresponding patterns and macroize using MODEF macro. Change
10160 predicates of op0 and op1 to register_operand and remove
10161 "m" constraint. Disparage "r" alternative with "!".
10162 ("*absneg<mode>2_i387"): Rename from corresponding patterns and
10163 macroize using X87MODEF macro. Change predicates of op0 and op1
10164 to register_operand and remove "m" constraint. Disparage "r"
10165 alternative with "!".
10166 (absneg splitter with memory operands): Remove.
10167 ("*neg<mode>2_1", "*abs<mode>2_1"): Rename from corresponding
10168 patterns and macroize using X87MODEF mode iterator.
10169 * config/i386/sse.md (negv4sf2, absv4sf2, neg2vdf2, absv2df2):
10170 Change predicate of op1 to register_operand.
10171 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Remove support
10172 for memory operands.
10174 2008-01-07 Nathan Froyd <froydnj@codesourcery.com>
10176 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add clause for mcpu=8548.
10178 2008-01-07 Richard Guenther <rguenther@suse.de>
10180 * basic-block.h (struct edge_def): Pair dest_idx with goto_locus
10183 2008-01-07 Richard Guenther <rguenther@suse.de>
10185 PR tree-optimization/34683
10186 * tree-ssa-sccvn.c (vuses_to_vec): Pre-allocate the vector of
10187 VOPs of the needed size to save memory. Use VEC_quick_push
10188 to save compile-time.
10189 (vdefs_to_vec): Likewise.
10191 2008-01-07 Sa Liu <saliu@de.ibm.com>
10193 * config/spu/spu.md (divdf3): Genetate inline code for double
10194 division. The implementation doesn't handle INF or NAN, therefore it
10195 only applies when -ffinite-math-only is given.
10197 2008-01-06 Paolo Carlini <pcarlini@suse.de>
10200 * c-cppbuiltin.c (c_cpp_builtins): Define __GXX_RTTI, if appropriate.
10201 * doc/cpp.texi ([Common Predefined Macros]): Document.
10203 2008-01-06 Uros Bizjak <ubizjak@gmail.com>
10205 * config/i386/i386.c (ix86_emit_swsqrtsf): Use negative constants in
10206 order to use commutative addition instead of subtraction.
10208 2008-01-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
10209 Mircea Namolaru <namolaru@il.ibm.com>
10210 Vladimir Yanovsky <yanov@il.ibm.com>
10211 Revital Eres <eres@il.ibm.com>
10213 PR tree-optimization/34263
10214 * tree-outof-ssa.c (process_single_block_loop_latch,
10215 contains_tree_r): New functions.
10216 (analyze_edges_for_bb): Call process_single_block_loop_latch
10217 function to empty single-basic-block latch block if possible.
10219 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
10221 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
10223 (ix86_emit_swsqrtsf): Do not filter out infinity for rsqrt expansion.
10225 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
10227 * c-omp.c (check_omp_for_incr_expr): Handle CONVERT_EXPR.
10229 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
10231 * config/mips/mips.c (mips_in_small_data_p): Reinstate size > 0 check.
10233 2008-01-05 Jakub Jelinek <jakub@redhat.com>
10235 PR tree-optimization/34618
10236 * tree-outof-ssa.c (create_temp): Copy over DECL_GIMPLE_REG_P
10239 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
10242 * config/i386/i386.c (ix86_emit_swsqrtsf): Swap input operands
10243 in the call to gen_rtx_NE. Remove unneeded VECTOR_MODE_P check.
10244 Update copyright year.
10246 * config/i386/i386.md (rsqrtsf2): Enable for TARGET_SSE_MATH.
10247 Update copyright year.
10248 * config/i386/sse.md (rsqrtv4sf2): Ditto. Unconditionally expand
10251 2008-01-05 Zhouyi Zhou <zhouzhouyi@FreeBSD.org>
10253 * tree-vrp.c (find_conditional_asserts): Remove redundant check that
10254 edge does not point to current bb before changing need_assert.
10256 2008-01-04 Richard Guenther <rguenther@suse.de>
10258 PR middle-end/34029
10259 * tree-cfg.c (verify_expr): Do not look inside ADDR_EXPRs
10260 for verifying purposes if they are is_gimple_min_invariant.
10262 2008-01-04 Aldy Hernandez <aldyh@redhat.com>
10264 PR tree-optimization/34448
10265 PR tree-optimization/34465
10266 * gimplify.c (gimplify_init_constructor): Add new parameter
10267 notify_temp_creation. Use it.
10268 (gimplify_modify_expr_rhs): Take volatiles into account when
10269 optimizing constructors.
10270 Do not optimize constructors if gimplify_init_constructor will dump to
10272 * gcc.dg/tree-ssa/pr32901.c: Tests const volatiles.
10273 * gcc.c-torture/compile/pr34448.c: New.
10275 2008-01-04 Jakub Jelinek <jakub@redhat.com>
10277 PR gcov-profile/34609
10278 * tree-inline.c (declare_return_variable): Set TREE_ADDRESSABLE on
10279 return_slot if result is TREE_ADDRESSABLE.
10281 2008-01-04 Richard Sandiford <rsandifo@nildram.co.uk>
10283 * config/mips/mips.md (sqrt_condition): Tweak comment.
10284 (recip_condition): Likewise. Require TARGET_FLOAT64 for DFmode.
10286 2008-01-03 Tom Tromey <tromey@redhat.com>
10289 * c-common.c (c_type_hash): Handle VLAs.
10291 2008-01-03 Jan Hubicka <jh@suse.cz>
10293 PR tree-optimization/31081
10294 * tree-inline.c (remap_ssa_name): Initialize uninitialized SSA vars to
10295 0 when inlining and not inlining to first basic block.
10296 (remap_decl): When var is initialized to 0, don't set default_def.
10297 (expand_call_inline): Set entry_bb.
10298 * tree-inline.h (copy_body_data): Add entry_bb.
10300 2008-01-03 Jakub Jelinek <jakub@redhat.com>
10303 * cgraphunit.c (cgraph_build_static_cdtor): set_cfun back to NULL
10306 PR tree-optimization/29484
10307 * tree-inline.c (inline_forbidden_p_2): New function.
10308 (inline_forbidden_p): Disallow inlining if some static var
10309 has an address of a local LABEL_DECL in its initializer.
10310 * doc/extend.texi (Labels as Values): Document &&foo behaviour
10313 2008-01-03 Sebastian Pop <sebastian.pop@amd.com>
10315 PR tree-optimization/34635
10316 * tree-data-ref.c (add_other_self_distances): Make sure that the
10317 evolution step is constant.
10319 2008-01-03 Jakub Jelinek <jakub@redhat.com>
10321 PR middle-end/34608
10322 * omp-low.c (expand_omp_parallel): Purge dead EH edges in the child fn.
10324 2008-01-02 Richard Sandiford <rsandifo@nildram.co.uk>
10326 * tree-sra.c (scalarize_init): Insert the generate_element_init
10327 statements after the generate_element_zero statements.
10329 2008-01-02 Richard Guenther <rguenther@suse.de>
10331 PR middle-end/34093
10332 PR middle-end/31976
10333 * tree-ssa-operands.c (ssa_operand_alloc): Also allocate a buffer
10334 for very large number of operands instead of ICEing.
10336 2008-01-02 Arthur Norman <acn1@cam.ac.uk>
10339 * config/i386/i386.c (ix86_expand_prologue): Save red-zone
10340 while stack probing.
10342 2008-01-01 Douglas Gregor <doug.gregor@gmail.com>
10344 * c-opts.c (sanitize_cpp_opts): Don't warn about "long long" when
10347 2008-01-01 Volker Reichelt <v.reichelt@netcologne.de>
10349 PR libmudflap/26442
10350 * tree-mudflap.c (mx_register_decls): Guard warning by
10351 !DECL_ARTIFICIAL check.
10353 2008-01-01 Jakub Jelinek <jakub@redhat.com>
10355 * config/i386/sse.md (sse5_pperm, sse5_pperm_pack_v2di_v4si,
10356 sse5_pperm_pack_v4si_v8hi, sse5_pperm_pack_v8hi_v16qi,
10357 sse5_perm<mode>): Fix constraints.