1 2008-05-21 Peter Bergner <bergner@vnet.ibm.com>
3 * doc/invoke.texi: Add cpu_type's 464 and 464fp.
4 (-mmulhw): Add 464 to description.
6 * config.gcc: Handle --with-cpu=464 and --with-cpu=464fp.
7 * config/rs6000/rs6000.c (processor_target_table): Add 464 and
9 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add 464 and 464fp support.
10 * config/rs6000/t-fprules (MULTILIB_MATCHES_FLOAT): Include -mcpu=464.
11 * config/rs6000/rs6000.md: Update comments for 464.
13 2008-05-21 Janis Johnson <janis187@us.ibm.com>
15 * doc/sourcebuild.texi (Test Directives): Add dg-xfail-run-if.
17 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
19 * config/i386/sse.md (vec_extractv4sf): Removed.
20 (vec_extractv2df): Likewise.
21 (vec_extractv2di): Likewise.
22 (vec_extractv4si): Likewise.
23 (vec_extractv8hi): Likewise.
24 (vec_extractv16qi): Likewise.
25 (vec_extract<mode>): New.
27 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
29 * config/i386/sse.md (vec_setv4sf): Removed.
30 (vec_setv2df): Likewise.
31 (vec_setv2di): Likewise.
32 (vec_setv4si): Likewise.
33 (vec_setv8hi): Likewise.
34 (vec_setv16qi): Likewise.
37 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
39 * config/i386/i386.c (ix86_expand_vector_init_general): Remove
40 goto for vec_concat and vec_interleave.
42 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
44 * config/i386/sse.md (vec_initv4sf): Removed.
45 (vec_initv2df): Likewise.
46 (vec_initv2di): Likewise.
47 (vec_initv4si): Likewise.
48 (vec_initv8hi): Likewise.
49 (vec_initv16qi): Likewise.
50 (vec_init<mode>): New.
52 2008-05-21 Joseph Myers <joseph@codesourcery.com>
54 * collect2.c (find_a_file): Use IS_ABSOLUTE_PATH.
56 2008-05-21 Tom Tromey <tromey@redhat.com>
58 * ggc-zone.c (lookup_page_table_if_allocated): New function.
59 (zone_find_object_offset): Likewise.
60 (gt_ggc_m_S): Likewise.
61 (highest_bit): Likewise.
62 * ggc-page.c (gt_ggc_m_S): New function.
63 * stringpool.c (string_stack): Remove.
64 (init_stringpool): Update.
65 (ggc_alloc_string): Use ggc_alloc.
66 (maybe_delete_ident): New function.
67 (ggc_purge_stringpool): Likewise.
69 * ggc-common.c (ggc_protect_identifiers): New global.
70 (ggc_mark_roots): Call ggc_purge_stringpool. Use
71 ggc_protect_identifiers.
72 * ggc.h (ggc_protect_identifiers): Declare.
74 (ggc_purge_stringpool): Declare.
75 * toplev.c (compile_file): Set and reset ggc_protect_identifiers.
76 * gengtype.c (write_types_process_field) <TYPE_STRING>: Remove
78 (write_root): Cast gt_ggc_m_S to gt_pointer_walker.
80 2008-05-21 David S. Miller <davem@davemloft.net>
82 * config.gcc (sparc-*-linux*): Always include sparc/t-linux in
85 2008-05-21 Eric Botcazou <ebotcazou@adacore.com>
87 * cfgexpand.c (tree_expand_cfg): Zap the EH throw statement table
90 2008-05-20 David Daney <ddaney@avtrex.com>
92 * config/mips/mips.md (UNSPEC_SYNC_NEW_OP_12,
93 UNSPEC_SYNC_OLD_OP_12,
94 UNSPEC_SYNC_EXCHANGE_12): New define_constants.
95 (UNSPEC_SYNC_EXCHANGE, UNSPEC_MEMORY_BARRIER,
96 UNSPEC_SET_GOT_VERSION,
97 UNSPEC_UPDATE_GOT_VERSION): Renumber.
98 (optab, insn): Add 'plus' and 'minus' to define_code_attr.
99 (atomic_hiqi_op): New define_code_iterator.
100 (sync_compare_and_swap<mode>): Call
101 mips_expand_atomic_qihi instead of
102 mips_expand_compare_and_swap_12.
103 (compare_and_swap_12): Use MIPS_COMPARE_AND_SWAP_12 instead of
104 MIPS_COMPARE_AND_SWAP_12_0. Pass argument to
105 MIPS_COMPARE_AND_SWAP_12.
106 (sync_<optab><mode>, sync_old_<optab><mode>,
107 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
108 sync_new_nand<mode>): New define_expands for HI and QI mode
110 (sync_<optab>_12, sync_old_<optab>_12, sync_new_<optab>_12,
111 sync_nand_12, sync_old_nand_12, sync_new_nand_12): New insns.
112 (sync_lock_test_and_set<mode>): New define_expand for HI and QI
114 (test_and_set_12): New insn.
115 (sync_old_add<mode>, sync_new_add<mode>, sync_old_<optab><mode>,
116 sync_new_<optab><mode>, sync_old_nand<mode>,
117 sync_new_nand<mode>, sync_lock_test_and_set<mode>): Add early
118 clobber to operand 0 for SI and DI mode insns.
119 * config/mips/mips-protos.h (mips_gen_fn_6, mips_gen_fn_5,
120 mips_gen_fn_4): New typedefs.
121 (mips_gen_fn_ptrs): Define new union type.
122 (mips_expand_compare_and_swap_12): Remove declaration.
123 (mips_expand_atomic_qihi): Declare function.
124 * config/mips/mips.c (mips_expand_compare_and_swap_12): Rename to...
125 (mips_expand_atomic_qihi): ... this. Use new generator function
127 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP_12): Add OPS parameter.
128 (MIPS_COMPARE_AND_SWAP_12_0): Delete macro.
129 (MIPS_COMPARE_AND_SWAP_12_ZERO_OP,
130 MIPS_COMPARE_AND_SWAP_12_NONZERO_OP,
131 MIPS_SYNC_OP_12, MIPS_SYNC_OP_12_NOT_NOP,
132 MIPS_SYNC_OP_12_NOT_NOT, MIPS_SYNC_OLD_OP_12,
133 MIPS_SYNC_OLD_OP_12_NOT_NOP, MIPS_SYNC_OLD_OP_12_NOT_NOP_REG,
134 MIPS_SYNC_OLD_OP_12_NOT_NOT, MIPS_SYNC_OLD_OP_12_NOT_NOT_REG,
135 MIPS_SYNC_NEW_OP_12, MIPS_SYNC_NEW_OP_12_NOT_NOP,
136 MIPS_SYNC_NEW_OP_12_NOT_NOT, MIPS_SYNC_EXCHANGE_12,
137 MIPS_SYNC_EXCHANGE_12_ZERO_OP,
138 MIPS_SYNC_EXCHANGE_12_NONZERO_OP): New macros.
140 2008-05-20 H.J. Lu <hongjiu.lu@intel.com>
142 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Add
145 2008-05-20 Anatoly Sokolov <aesok@post.ru>
147 * config/avr/avr.h (machine_function): Add 'is_OS_main' field.
148 * config/avr/avr.c (avr_OS_main_function_p): Add new function.
149 (avr_attribute_table): Add 'OS_main' function attribute.
150 (avr_regs_to_save, expand_prologue, expand_epilogue): Handle
151 functions with 'OS_main' attribute.
153 2008-05-20 Richard Guenther <rguenther@suse.de>
155 PR tree-optimization/35204
156 * tree-ssa-sccvn.c (extract_and_process_scc_for_name): New
157 helper, split out from ...
158 (DFS): ... here. Make the DFS walk non-recursive.
160 2008-05-20 Sebastian Pop <sebastian.pop@amd.com>
161 Jan Sjodin <jan.sjodin@amd.com>
163 PR tree-optimization/36181
164 * tree-parloops.c (loop_has_vector_phi_nodes): New.
165 (parallelize_loops): Don't parallelize when the loop has vector
168 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
169 Sebastian Pop <sebastian.pop@amd.com>
171 * tree-loop-linear.c (gather_interchange_stats): Look in the access matrix,
172 and never look at the tree representation of the memory accesses.
173 (linear_transform_loops): Computes parameters and access matrices.
174 * tree-data-ref.c (compute_data_dependences_for_loop): Returns false when fails.
175 (access_matrix_get_index_for_parameter): New.
176 * tree-data-ref.h (struct access_matrix): New.
177 (AM_LOOP_NEST_NUM, AM_NB_INDUCTION_VARS, AM_PARAMETERS, AM_MATRIX,
178 AM_NB_PARAMETERS, AM_CONST_COLUMN_INDEX, AM_NB_COLUMNS,
179 AM_GET_SUBSCRIPT_ACCESS_VECTOR, AM_GET_ACCESS_MATRIX_ELEMENT,
180 am_vector_index_for_loop): New.
181 (struct data_reference): Add field access_matrix.
182 (DR_ACCESS_MATRIX): New.
183 (compute_data_dependences_for_loop): Update declaration.
184 (lambda_collect_parameters, lambda_compute_access_matrices): Declared.
185 * lambda.h (lambda_vector_vec_p): Declared.
186 * lambda-code.c: Depend on pointer-set.h.
187 (lambda_collect_parameters_from_af, lambda_collect_parameters,
188 av_for_af_base, av_for_af, build_access_matrix,
189 lambda_compute_access_matrices): New.
190 * Makefile.in (lambda-code.o): Depend on pointer-set.h.
192 2008-05-20 Joseph Myers <joseph@codesourcery.com>
194 * doc/install.texi2html: Generate gcc-vers.texi in $DESTDIR not
197 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
198 Sebastian Pop <sebastian.pop@amd.com>
200 PR tree-optimization/36206
201 * tree-scalar-evolution.c: Remove enum INSERT_SUPERLOOP_CHRECS,
203 (instantiate_scev_1): Rename flags to fold_conversions.
204 Do not check for INSERT_SUPERLOOP_CHRECS, keep SSA_NAMEs defined
205 outeside instantiation_loop.
206 * tree-chrec.h (evolution_function_is_affine_in_loop): New.
207 (evolution_function_is_affine_or_constant_p): Removed.
208 * tree-data-ref.c (dr_analyze_indices): Replace resolve_mixers with
210 (analyze_siv_subscript): Pass in the loop nest number.
211 Call evolution_function_is_affine_in_loop instead of
212 evolution_function_is_affine_p.
213 (analyze_overlapping_iterations): Pass in the loop nest number.
215 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
216 Sebastian Pop <sebastian.pop@amd.com>
218 PR tree-optimization/36206
219 * tree-chrec.h (chrec_fold_op): New.
220 * tree-data-ref.c (initialize_matrix_A): Traverse NOP_EXPR, PLUS_EXPR, and
223 2008-05-20 Nathan Sidwell <nathan@codesourcery.com>
225 * c-incpath.c (INO_T_EQ): Do not define on non-inode systems.
227 (remove_duplicates): Do not set inode on non-inode systems. Use
230 2008-05-20 Sandra Loosemore <sandra@codesourcery.com>
232 * config.gcc (tm_file): Update comments about relative pathnames.
234 2008-05-20 Richard Guenther <rguenther@suse.de>
236 * tree-ssa-reassoc.c (fini_reassoc): Use the statistics
238 * tree-ssa-sccvn.c (process_scc): Likewise.
239 * tree-ssa-sink.c (execute_sink_code): Likewise.
240 * tree-ssa-threadupdate.c (thread_through_all_blocks): Likewise.
241 * tree-vrp.c (process_assert_insertions): Likewise.
242 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Likewise.
243 (perform_tree_ssa_dce): Likewise.
244 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Likewise.
245 (dump_dominator_optimization_stats): Likewise.
246 * tree-vectorizer.c (vectorize_loops): Likewise.
248 2008-05-20 Richard Guenther <rguenther@suse.de>
250 * tree-vn.c (vn_lookup_with_vuses): Do not use the alias oracle.
252 2008-05-20 Kai Tietz <kai.tietz@onevision.com>
254 * config/i386/i386-protos.h (ix86_return_in_memory): Removed.
255 (ix86_i386elf_return_in_memory): Likewise.
256 (ix86_i386interix_return_in_memory): Likewise.
257 * config/i386/i386-interix.h (TARGET_RETURN_IN_MEMORY): Removed.
258 (SUBTARGET_RETURN_IN_MEMORY): New.
259 * config/i386/i386elf.h: Likewise.
260 * config/i386/ptx4-i.h: Likewise.
261 * config/i386/sol2-10.h: Likewise.
262 * config/i386/sysv4.h: Likewise.
263 * config/i386/vx-common.h: Likewise.
264 * config/i386/i386.h (TARGET_RETURN_IN_MEMORY): Removed.
265 * config/i386/i386.c (ix86_return_in_memory): Made static and
266 make use of optional SUBTARGET_RETURN_IN_MEMORY macro.
267 (ix86_i386elf_return_in_memory): Removed.
268 (ix86_i386interix_return_in_memory): Removed.
269 (TARGET_RETURN_IN_MEMORY): Declared within i386.c only.
270 * target-def.h (TARGET_RETURN_IN_MEMORY): Remove protection #ifdef.
272 2008-05-20 Alexandre Oliva <aoliva@redhat.com>
274 * cselib.c (cselib_record_sets): Use correct mode for IF_THEN_ELSE.
276 2008-05-19 Xinliang David Li <davidxl@google.com>
278 * tree-ssa-dce.c: Revert patches of 2008-05-17 and 2008-05-18.
281 * doc/invoke.texi: Ditto.
283 2008-05-19 Eric Botcazou <ebotcazou@adacore.com>
285 * tree.c (substitute_in_expr) <tcc_vl_exp>: Fix thinko.
286 (substitute_placeholder_in_expr) <tcc_vl_exp>: Minor tweak.
288 2008-05-19 H.J. Lu <hongjiu.lu@intel.com>
290 * config/i386/i386.c (ix86_expand_vector_init_concat): Change
291 sizes of operand array from 8/4 to 4/2.
292 (ix86_expand_vector_init_general): Change size of operand array
293 from 32 to 16. Remove op0, op1 and half_mode.
295 2008-05-19 H.J. Lu <hongjiu.lu@intel.com>
297 * config/i386/i386.c (ix86_expand_vector_init_concat): New.
298 (ix86_expand_vector_init_interleave): Likewise.
299 (ix86_expand_vector_init_general): Use them. Assert word_mode
300 == SImode when n_words == 4.
302 2008-05-19 Uros Bizjak <ubizjak@gmail.com>
304 * config/i386/i386.c (ix86_secondary_reload): New static function.
305 (TARGET_SECONDARY_RELOAD): New define.
306 * config/i386/i386.h (SECONDARY_OUTPUT_RELOAD_CLASS): Remove.
307 * config/i386/i386.md (reload_outqi): Remove.
309 2008-05-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
312 * builtins.c (mathfn_built_in_1): Renamed from mathfn_built_in.
313 Add `implicit' parameter. Handle BUILT_IN_SIGNBIT.
314 (mathfn_built_in): Rewrite in terms of mathfn_built_in_1.
315 (fold_builtin_classify): Handle BUILT_IN_ISINF_SIGN.
316 (fold_builtin_1): Likewise.
317 * builtins.def (BUILT_IN_ISINF_SIGN): New.
318 c-common.c (check_builtin_function_arguments): Handle
320 * doc/extend.texi: Document __builtin_isinf_sign.
321 * fold-const.c (operand_equal_p): Handle COND_EXPR.
323 2008-05-18 Eric Botcazou <ebotcazou@adacore.com>
325 * tree-ssa-dom.c (tree_ssa_dominator_optimize): If some blocks need
326 EH cleanup at the end of the pass, search for those that have been
327 turned into forwarder blocks and do the cleanup on their successor.
329 2008-05-18 Richard Guenther <rguenther@suse.de>
331 * tree-cfg.c (verify_gimple_expr): Allow conversions from
332 pointers to sizetype and vice versa.
334 2008-05-18 Xinliang David Li <davidxl@google.com>
336 * gcc/tree-ssa-dce.c: Coding style fix.
337 (check_pow): Documentation comment.
338 (check_log): Documenation comment. Coding style fix.
339 (is_unnecessary_except_errno_call): Ditto.
340 (gen_conditions_for_pow): Ditto.
341 (gen_conditions_for_log): Ditto.
342 (gen_shrink_wrap_conditions): Ditto.
343 (shrink_wrap_one_built_in_calls): Ditto.
344 * gcc/doc/invoke.texi: Better documentation string.
345 * ChangeLog: Fix wrong change log entries from
346 May 17 checkin on function call DCE.
348 2008-05-17 Kaz Kojima <kkojima@gcc.gnu.org>
350 * config/sh/sh.c (sh_output_mi_thunk): Update the use of init_flow.
352 2008-05-17 Kenneth Zadeck <zadeck@naturalbridge.com>
354 * doc/rtl.texi (RTL_CONST_CALL_P, RTL_PURE_CALL_P): Fixed typos.
355 * df-problems.c (simulation routines): Fixed block comment to
356 properly say how to add forwards scanning functions.
358 2008-05-17 Eric Botcazou <ebotcazou@adacore.com>
360 * tree-inline.c (setup_one_parameter): Remove dead code.
362 2008-05-17 Eric Botcazou <ebotcazou@adacore.com>
364 * fold-const.c (fold_unary) <CASE_CONVERT>: Fold the cast into
365 a BIT_AND_EXPR only for an INTEGER_TYPE.
367 2008-05-17 Xinliang David Li <davidxl@google.com>
369 * gcc/tree-ssa-dce.c (cond_dead_built_in_calls): New static variable.
370 (check_pow, check_log, is_unnecessary_except_errno_call): New
371 functions to check for eliminating math functions that are pure
372 except for setting errno.
373 (gen_conditions_for_pow, gen_conditionas_for_log): New functions to
374 general condition expressions for shrink-wrapping pow/log calls.
375 (gen_shrink_wrap_conditions): Ditto.
376 (shrink_wrap_one_built_in_call): Ditto.
377 (shrink_wrap_conditional_dead_built_in_calls): Ditto.
378 (mark_operand_necessary): If debugging, output if OP is necessary.
379 (eliminate_unnecessary_stmts): Eliminate pow, log calls that are
381 * gcc/opts.c (decode_options): set flag_tree_builtin_dce to 1 when
383 * gcc/common.opt: New user flag -ftree-builtin-dce.
384 * gcc/doc/invoke.texi (-ftree-builtin-dce): New option.
386 2008-05-16 David S. Miller <davem@davemloft.net>
388 * config/sparc/linux.h (NO_PROFILE_COUNTERS): Undef before overriding.
389 * config/sparc/linux64.h (NO_PROFILE_COUNTERS): Likewise.
391 2008-05-16 Uros Bizjak <ubizjak@gmail.com>
394 * config/i386/i386.h (SECONDARY_MEMORY_NEEDED_MODE): New define.
396 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
398 * ifcvt.c (dead_or_predicable): Rename
399 df_simulate_one_insn_backwards to df_simulate_one_insn.
400 * recog.c (peephole2_optimize): Ditto.
401 * rtl-factoring.c (collect_pattern_seqs, clear_regs_live_in_seq):
403 * df.h: Rename df_simulate_one_insn_backwards to
404 df_simulate_one_insn. and delete df_simulate_one_insn_forwards.
405 * df-problems.c (df_simulate_artificial_refs_at_top) Reversed
406 scanning of defs and uses.
407 (df_simulate_one_insn_backwards): Renamed to df_simulate_one_insn.
408 (df_simulate_one_insn_forwards): Removed.
410 2008-05-16 Doug Kwan <dougkwan@google.com>
412 * real.c (real_to_decimal, real_to_hexadecimal): Distinguish
414 (real_from_string): Handle NaNs and Inf as approriate.
416 2008-05-16 Nathan Froyd <froydnj@codesourcery.com>
418 * doc/gty.texi (Source Files Containing Type Information): Note
419 that headers should appear first in the gtfiles list.
421 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
423 * tree.def (COND_EXEC): Properly documented this code.
425 2008-05-16 Diego Novillo <dnovillo@google.com>
427 * dwarf2asm.c (dw2_assemble_integer): Clarify comment.
428 * tree-nested.c (get_trampoline_type): Set DECL_CONTEXT for
431 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
433 * tree-ssa-dse (max_stmt_uid): Removed.
434 (get_stmt_uid, dse_possible_dead_store_p, dse_optimize_stmt,
435 tree_ssa_dse): Encapsulate all uses of stmt_ann->uid.
436 * tree-ssa-sccvn.c (compare_ops, init_scc_vn): Ditto.
437 * function.h (cfun.last_stmt_uid): New field.
438 * tree-flow-inline.h (set_gimple_stmt_uid, gimple_stmt_uid,
439 gimple_stmt_max_uid, set_gimple_stmt_max_uid, inc_gimple_stmt_max_uid):
441 * tree-dfa.c (renumber_gimple_stmt_uids): New function.
442 (create_stmt_ann): Initialize the ann->uid field.
443 * tree-ssa-pre.c (compute_avail): Encapsulate the stmt_ann->uid
445 * tree-flow.h (renumber_gimple_stmt_uids): New function.
447 2008-05-16 Nathan Froyd <froydnj@codesourcery.com>
449 * tree-flow.h (init_empty_tree_cfg_for_function): Declare.
450 * tree-cfg.c (init_empty_tree_cfg_for_function): Define.
451 (init_empty_tree_cfg): Call it.
453 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
455 * cfg.c (init_flow): Add argument THE_FUN. Use it instead of cfun.
458 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
460 * doc/invoke.text (-fdump-tree-*-verbose): New option.
461 * tree-dump.c (dump_options): New verbose option.
462 * tree-pretty-print.c (dump_phi_nodes, dump_generic_bb_buff):
464 * tree-pass.h (TDF_VERBOSE): New dump flag.
465 * print-tree.c (print_node): Added code to be able to print PHI_NODES.
466 (tree-flow.h): Added include.
467 * Makefile.in (print-tree.o): Added TREE_FLOW_H.
469 2008-05-16 Bernd Schmidt <bernd.schmidt@analog.com>
471 * config/bfin/bfin.c (bfin_discover_loops): Delete empty loops.
473 From Jie Zhang <jie.zhang@analog.com>
474 * config/bfin/t-bfin-elf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
475 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Remove mcpu=bf532-0.3,
476 mcpu=bf561-none and mcpu=bf561-0.2.
477 * config/bfin/t-bfin-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
478 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Likewise.
479 * config/bfin/t-bfin-linux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
480 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Likewise.
481 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add BFIN_CPU_UNKNOWN.
482 * config/bfin/elf.h (STARTFILE_SPEC): Use specific CRT for BF561.
483 (LIB_SPEC): Use proper linker script for bf561. Error if no mcpu
485 * config/bfin/bfin.c (bfin_cpu_type): Set to BFIN_CPU_UNKNOWN.
486 (cputype_selected): Remove.
487 (bfin_handle_option): Don't use cputype_selected.
488 (override_options): When no mcpu option, enable all workarounds.
489 Don't use bfin_workarounds.
490 * config/bfin/bfin.h (DRIVER_SELF_SPECS): Don't set default
492 (DEFAULT_CPU_TYPE): Don't define.
494 2008-05-16 Richard Guenther <rguenther@suse.de>
496 * tree-ssa-propagate.c (substitute_and_fold): Fix stmt walking
497 on deletion of the last stmt.
499 2008-05-15 H.J. Lu <hongjiu.lu@intel.com>
501 * config/i386/i386.c (ix86_expand_vector_init_general): Optimize
502 V8HImode for SSE2 and V16QImode for SSE4.1.
504 2008-05-15 Kenneth Zadeck <zadeck@naturalbridge.com>
506 * cgraph.h (compute_inline_parameters): Made public.
507 * tree-pass.h (ipa_opt_pass): Removed function_generate_summary,
508 variable_generate_summary, function_write_summary,
509 variable_write_summary, variable_read_summary. Added generate_summary,
510 write_summary, read_summary.
511 * cgraphunit.c (cgraph_process_new_functions): Changed call from
512 pass_ipa_inline.function_generate_summary, to
513 compute_inline_parameters.
514 * ipa-inline.c (compute_inline_parameters): Made public and added
516 (compute_inline_parameters_for_current): New function.
517 (pass_inline_param): Now calls compute_inline_parameters_for_current.
518 (inline_generate_summary): Removed parameter and made to loop over
520 (pass_ipa_inline): Updated for new IPA_PASS structure.
521 * passes.c (execute_ipa_summary_passes): Now is called once per
522 pass rather than once per node*pass.
524 2008-05-15 Anatoly Sokolov <aesok@post.ru>
526 * config/avr/avr.c (avr_base_arch_macro, avr_have_movw_lpmx_p,
527 avr_have_mul_p, avr_asm_only_p): Remove variables.
528 (avr_override_options): Remove initialization of removed variables.
529 (avr_file_start): Convert removed variables to fields of
530 'struct base_arch_s *avr_current_arch'.
531 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): (Ditto.).
532 (AVR_HAVE_MUL): (Ditto.).
533 (AVR_HAVE_MOVW): (Ditto.).
534 (AVR_HAVE_LPMX): (Ditto.).
535 (avr_base_arch_macro, avr_have_movw_lpmx_p, avr_have_mul_p,
536 avr_asm_only_p): Remove declaration.
538 2008-05-15 Diego Novillo <dnovillo@google.com>
540 * config/arm/arm.c (arm_return_in_memory): Fix return type.
541 * config/arm/arm-protos.h (arm_return_in_memory): Likewise.
543 2008-05-15 Adam Nemet <anemet@caviumnetworks.com>
546 * combine.c (check_conversion): Rename back to check_promoted_subreg.
547 Don't call record_truncated_value from here.
548 (record_truncated_value): Turn it into a for_each_rtx callback.
549 (record_truncated_values): New function.
550 (combine_instructions): Call note_uses with record_truncated_values.
551 Change name of check_conversion to check_promoted_subreg.
553 2008-05-15 Janis Johnson <janis187@us.ibm.com>
555 * doc/sourcebuild.texi: Document support for torture tests.
557 2008-05-15 Uros Bizjak <ubizjak@gmail.com>
559 * config/i386/sse.md (*vec_concatv2sf_sse4_1): Add "m" constraint
560 to alternative 4 of operand 2.
562 2008-05-15 Richard Guenther <rguenther@suse.de>
564 * tree-pass.h (current_pass): Declare.
565 (get_pass_for_id): Likewise.
566 * passes.c (passes_by_id, passes_by_id_size): New globals.
567 (set_pass_for_id): New function.
568 (get_pass_for_id): Likewise.
569 (register_one_dump_file): Use set_pass_for_id to populate passes_by_id.
570 (execute_function_todo): Flush per function statistics.
571 * toplev.c (compile_file): Init statistics.
572 (general_init): Do early statistics initialization.
573 (finalize): Finish statistics.
574 * statistics.h (statistics_early_init): Declare.
575 (statistics_init): Likewise.
576 (statistics_fini): Likewise.
577 (statistics_fini_pass): Likewise.
578 (statistics_counter_event): Likewise.
579 (statistics_histogram_event): Likewise.
580 * statistics.c: New file.
581 * Makefile.in (OBJS-common): Add statistics.o.
582 (statistics.o): Add dependencies.
583 * doc/invoke.texi (-fdump-statistics): Document.
585 * tree-ssa-pre.c (compute_antic): Use statistics_histogram_event.
587 (execute_pre): Use statistics_counter_event.
588 * tree-ssa-propagate.c (struct prop_stats_d): Add num_dce field.
589 (substitute_and_fold): Increment it. Use statistics_counter_event.
591 2008-05-15 Diego Novillo <dnovillo@google.com>
593 http://gcc.gnu.org/ml/gcc-patches/2008-05/msg00893.html
595 * treestruct.def (TS_STRUCT_FIELD_TAG): Remove.
596 * tree-ssa-alias.c (new_type_alias): Remove references to
597 sub-variables from comment.
598 * tree-ssa-operands.c (swap_tree_operands): Likewise.
600 2008-05-15 H.J. Lu <hongjiu.lu@intel.com>
602 * config/i386/sse.md (*vec_concatv2sf_sse4_1): Set prefix_extra
603 attribute to 1 only for insertps alternative.
605 2008-05-15 Bernd Schmidt <bernd.schmidt@analog.com>
607 * config/bfin/bfin.md (loadbytes): New pattern.
608 * config/bfin/bfin.c (enum bfin_builtins): Add BFIN_BUILTIN_LOADBYTES.
609 (bfin_init_builtins): Initialize it.
610 (bdesc_1arg): Add it.
612 2008-05-15 Sa Liu <saliu@de.ibm.com>
614 * testsuite/gfortran.dg/c_kind_int128_test1.f03: New.
615 * testsuite/gfortran.dg/c_kind_int128_test2.f03: New.
616 * testsuite/lib/target-supports.exp: Add
617 check_effective_target_fortran_integer_16.
619 2008-05-15 Bernd Schmidt <bernd.schmidt@analog.com>
621 * config/bfin/bfin.h (TARGET_RETURN_IN_MEMORY): Don't define here.
622 * config/bfin/bfin-protos.h (bfin_return_in_memory): Don't declare.
623 * config/bfin/bfin.c (bfin_return_in_memory): Now static. Return bool.
624 (TARGET_RETURN_IN_MEMORY): Define.
626 2008-05-15 Richard Guenther <rguenther@suse.de>
629 * tree-ssa-alias.c (new_type_alias): Do not set TREE_READONLY.
630 * tree-flow-inline.h (unmodifiable_var_p): Memory tags never
631 represent unmodifiable vars.
633 2008-05-15 Richard Guenther <rguenther@suse.de>
635 * tree-dfa.c (refs_may_alias_p): Allow all kinds of
636 INDIRECT_REF and TARGET_MEM_REF.
637 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
640 2008-05-15 Uros Bizjak <ubizjak@gmail.com>
641 H.J. Lu <hongjiu.lu@intel.com>
643 * config/i386/sse.md (*vec_concatv2sf_sse4_1): New insn pattern.
644 (*vec_concatv2si_sse4_1): Use vector_move_operand predicate
645 for operand 2. Remove pinsr{q,d} with 0x0 immediate operand from
646 insn alternatives. Add missing alternatives.
647 (*vec_concatv2di_rex64_sse4_1): Likewise.
648 (*vec_concatv2si_sse2): Use "x" register constraint instead of "Y2".
649 (*vec_concatv2di_rex64_sse): Rename from *vec_concatv2di_rex64.
652 2008-05-15 Richard Guenther <rguenther@suse.de>
654 PR tree-optimization/36009
655 PR tree-optimization/36204
656 * tree-ssa-loop-im.c (tree-ssa-propagate.h): Include.
657 (determine_invariantness_stmt): Record the loop a store is
659 * Makefile.in (tree-ssa-loop-im.o): Add tree-ssa-propagate.h
662 2008-05-15 Richard Guenther <rguenther@suse.de>
664 PR tree-optimization/34330
665 * tree-ssa-alias.c (get_smt_for): Only assert that accesses
666 through the pointer will alias the SMT.
668 2008-05-14 Andreas Tobler <a.tobler@schweiz.org>
670 * config/sparc/sparc.h (NO_PROFILE_COUNTERS): Define as 0.
672 2008-05-14 H.J. Lu <hongjiu.lu@intel.com>
674 * config/i386/sse.md (*sse4_1_pinsrq): Make it 64bit only.
676 2008-05-14 Michael Meissner <michael.meissner@amd.com>
677 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
679 * optabs.h (optab_index): Add OTI_vashl, OTI_vlshr, OTI_vashr,
680 OTI_vrotl, OTI_vrotr to support vector/vector shifts.
681 (vashl_optab): New optab for vector/vector shifts.
682 (vashr_optab): Ditto.
683 (vlshr_optab): Ditto.
684 (vrotl_optab): Ditto.
685 (vrotr_optab): Ditto.
686 (optab_subtype): New enum for optab_for_tree_code call.
687 (optab_for_tree_code): Add enum optab_subtype argument.
689 * optabs.c (optab_for_tree_code): Take an additional argument to
690 distinguish between a vector shift by a scalar and vector shift by
691 a vector. Make lshr/ashr/ashl/rotl/rotr optabs just vector
692 shifted by a scalar. Use vlshr/vashr/vashl/vrotl/vrotr for the
693 vector shift by a vector.
694 (expand_widen_pattern_expr): Pass additional argument to
697 * genopinit.c (optabs): Add vashr_optab, vashl_optab, vlshr_optab,
698 vrotl_optab, vrotr_optab.
700 * expr.c (expand_expr_real_1): Update calls to
701 optab_for_tree_code to distinguish between vector shifted by a
702 scalar and vector shifted by a vector.
703 * tree-vectorizer.c (supportable_widening_operation): Ditto.
704 (supportable_narrowing_operation): Ditto.
705 * tree-vect-analyze.c (vect_build_slp_tree): Ditto.
706 * tree-vect-patterns.c (vect_pattern_recog_1): Ditto.
707 * tree-vect-transform.c (vect_model_reduction_cost): Ditto.
708 (vect_create_epilog_for_reduction): Ditto.
709 (vectorizable_reduction): Ditto.
710 (vectorizable_operation): Ditto.
711 (vect_strided_store_supported): Ditto.
712 (vect_strided_load_supported): Ditto.
713 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
714 * expmed.c (expand_shift): Ditto.
716 * doc/md.texi (ashl@var{m}3): Document that operand 2 is always a
718 (ashr@var{m}3): Ditto.
719 (vashl@var{m}3): Document new vector/vector shift standard name.
720 (vashr@var{m}3): Ditto.
721 (vlshr@var{m}3): Ditto.
722 (vrotl@var{m}3): Ditto.
723 (vrotr@var{m}3): Ditto.
725 * config/i386/i386.md (PPERM_SRC): Move PPERM masks here from i386.c.
726 (PPERM_INVERT): Ditto.
727 (PPERM_REVERSE): Ditto.
728 (PPERM_REV_INV): Ditto.
732 (PPERM_INV_SIGN): Ditto.
736 * config/i386/sse.md (mulv2di3): Add SSE5 support.
737 (sse5_pmacsdql_mem): New SSE5 define_and_split that temporarily
738 allows a memory operand to be the value being added, and split it
739 to improve vectorization.
740 (sse5_pmacsdqh_mem): Ditto.
741 (sse5_mulv2div2di3_low): SSE5 32-bit multiply and extend function.
742 (sse5_mulv2div2di3_high): Ditto.
743 (vec_pack_trunc_v8hi): Add SSE5 pperm support.
744 (vec_pack_trunc_v4si): Ditto.
745 (vec_pack_trunc_v2di): Ditto.
746 (sse5_pcmov_<mode>): Remove code that tried to use use
747 andps/andnps instead of pcmov.
748 (vec_widen_smult_hi_v4si): If we have SSE5, use the pmacsdql and
749 pmacsdqh instructions.
750 (vec_widen_smult_lo_v4si): Ditto.
752 * config/i386/i386.c (PPERM_SRC): Move PPERM masks to i386.md.
753 (PPERM_INVERT): Ditto.
754 (PPERM_REVERSE): Ditto.
755 (PPERM_REV_INV): Ditto.
759 (PPERM_INV_SIGN): Ditto.
762 (ix86_expand_sse_movcc): Move the SSE5 test after the if
764 (ix86_expand_int_vcond): If SSE5 generate all possible integer
766 (ix86_sse5_valid_op_p): Allow num_memory to be negative, which
767 says ignore whether the last reference is a memory operand.
769 2008-05-14 Michael Meissner <michael.meissner@amd.com>
770 Paolo Bonzini <bonzini at gnu dot org>
772 * config/rs6000/rs6000.c (bdesc_2arg): Change the names of vector
775 * config/rs6000/altivec.md (vashl<mode>3): Rename from ashl<mode>3.
776 (vlshr<mode>3): Rename from vlshr<mode>3.
777 (vashr<mode>3): Rename from vashr<mode>3.
778 (mulv4sf3): Change the names of vector shift patterns.
782 * config/spu/spu.c (spu_initialize_trampoline): Rename vector
785 * config/spu/spu-builtins.def (SI_SHLH): Rename vector shift insns.
810 * config/spu/spu.md (v): New iterator macro to add v for vector types.
811 (floatunssidf2_internal): Change vector/vector shift names.
812 (floatunsdidf2_internal): Ditto.
819 (vashl<mode>3): Rename from ashl<mode>3.
820 (vashr<mode>3): Rename from ashr<mode>3.
821 (vlshr<mode>3): Rename from lshr<mode>3.
822 (vrotl<mode>3): Rename from rotl<mode>3.
824 2008-05-14 Michael Meissner <michael.meissner@amd.com>
827 * config/i386/sse.md (vec_widen_smult_hi_v4si): Delete, using unsigned
828 multiply gives the wrong value when doing widening multiplies.
829 (vec_widen_smult_lo_v4si): Ditto.
831 2008-05-14 Kenneth Zadeck <zadeck@naturalbridge.com>
833 * optabs.c (prepare_cmp_insn): Changed LCT_PURE_MAKE_BLOCK to
834 LCT_PURE and LCT_CONST_MAKE_BLOCK to LCT_CONST in calls to
835 emit_library_call_value.
836 * builtins.c (expand_builtin_powi, expand_builtin_memcmp): Ditto.
837 * tree.h (ECF_LIBCALL_BLOCK): Removed.
838 * calls.c (initialize_argument_information, precompute_arguments,
839 expand_call, emit_library_call_value_1): Remove ECF_LIBCALL_BLOCK.
840 (precompute_arguments): Removed flags parameter.
841 * rtl.h (LCT_CONST_MAKE_BLOCK, LCT_PURE_MAKE_BLOCK): Removed.
843 2008-05-14 Richard Guenther <rguenther@suse.de>
845 * tree-ssa-dse.c (dse_possible_dead_store_p): Remove dead code.
846 Make sure to register the store if the use is a PHI_NODE.
848 2008-05-14 Olivier Hainque <hainque@adacore.com>
850 * expr.c (expand_expr_real_1) <normal_inner_ref>: Force op0 to
851 memory if the component is to be referenced in BLKmode according
852 to get_inner_reference.
854 2008-05-14 Adam Nemet <anemet@caviumnetworks.com>
856 * calls.c (emit_library_call_value_1): Restore code clearing
857 ECF_LIBCALL_BLOCK to ensure that we only call end_sequence once.
859 2008-05-14 Olivier Hainque <hainque@adacore.com>
860 Nicolas Roche <roche@adacore.com>
862 * configure.ac: Add support for a "gcc_subdir" variable in
863 config-lang.in, to denote a subdirectory where the language/GCC
864 integration files are to be found.
865 * configure: Regenerate.
867 2008-05-14 Ira Rosen <irar@il.ibm.com>
869 PR tree-optimization/36098
870 * tree-vect-analyze.c (vect_analyze_group_access): Set the gap
871 value for the first load in the group in case of a gap.
872 (vect_build_slp_tree): Check that there are no gaps in loads.
874 2008-05-14 Kenneth Zadeck <zadeck@naturalbridge.com>
876 * doc/rtl.texi: Removed reference to REG_NO_CONFLICT notes.
877 * optabs.c (expand_binop, expand_absneg_bit, expand_unop,
878 expand_copysign_bit, ): Change call to emit_no_conflict_block to
879 emit_insn and remove unneeded code to construct extra args.
880 (emit_no_conflict_block): Removed.
881 * optabls.h: (emit_no_conflict_block): Removed.
882 * cse.c (cse_extended_basic_block): Remove search for
883 REG_NO_CONFLICT note.
884 * global.c: Removed incorrect comment added in revision 117.
885 * expr.c (convert_move): Change call to emit_no_conflict_block to
887 * recog.c: Change comments so that they do not mention
889 * local_alloc.c (combine_regs): Removed last parameter.
890 (no_conflict_p): Removed.
891 (block_alloc): Removed note, no_conflict_combined_regno and set
892 local vars. Removed all code to process REG_NO_CONFLICT blocks.
893 (combine_regs): Removed already_dead and code to look for
894 REG_NO_CONFLICT notes.
895 * lower_subreg (remove_retval_note): Removed code to look for
896 REG_NO_CONFLICT block.
897 (resolve_reg_notes): Removed REG_NO_CONFLICT case.
898 (resolve_clobber): Remove code to process libcalls that have
899 REG_NO_CONFLICT notes.
900 * loop_invariant.c (find_invariant_insn): Removed REG_NO_CONFLICT
902 * combine.c (can_combine_p, distribute_notes): Removed
903 REG_NO_CONFLICT case.
904 * config/cris/cris.md (movdi pattern): Changed emit_no_conflict_block
906 * config/mn10300/mn10300.md (absdf2, negdf2 patterns): Ditto.
907 * config/m68k/m68k.md (negdf2, negxf2, absdf2, absxf2 patterns):
909 * reg-notes.def (NO_CONFLICT): Removed.
911 2008-05-14 David S. Miller <davem@davemloft.net>
913 * config/sparc/sparc.c (sparc_profile_hook): If
914 NO_PROFILE_COUNTERS, don't generate and pass a label into mcount.
915 * config/sparc/linux.h (NO_PROFILE_COUNTERS): Define as 1.
916 * config/sparc/linux64.h (NO_PROFILE_COUNTERS): Likewise.
918 2008-05-14 Andreas Krebbel <krebbel1@de.ibm.com>
920 * cse.c (cse_cc_succs): Invoke delete_insn_and_edges.
922 2008-05-13 Uros Bizjak <ubizjak@gmail.com>
925 * config/i386/i386.c (ix86_expand_vector_init_general): Rearrange op0
926 and op1 expansion before vector concat to have less live pseudos.
928 2008-05-13 H.J. Lu <hongjiu.lu@intel.com>
930 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
931 ix86_expand_vector_set if supported.
933 2008-05-13 Diego Novillo <dnovillo@google.com>
934 Kenneth Zadeck <zadeck@naturalbridge.com>
936 http://gcc.gnu.org/ml/gcc-patches/2008-05/msg00748.html
938 * tree.h (init_phinodes, fini_phinodes, release_phi_node,
939 phinodes_print_statistics, init_ssanames, fini_ssanames,
940 make_ssa_name, duplicate_ssa_name, duplicate_ssa_name_ptr_info,
941 release_ssa_name, release_defs, replace_ssa_name_symbol,
942 ssanames_print_statistics): Move ...
943 * tree-flow.h: ... here.
944 * tree-ssanames.c (init_ssanames): Add arguments FN and SIZE.
945 Use FN instead of cfun.
946 (make_ssa_name_fn): Rename from make_ssa_name.
947 (pass_release_ssa_names): Add TODO_dump_func to finish flags.
948 * tree-flow-inline.h (make_ssa_name): Move from
949 tree-ssanames.c. Convert to static inline. Call make_ssa_name_fn.
950 * omp-low.c (expand_omp_parallel):
951 * tree-flow-inline.h (redirect_edge_var_map_result):
952 * tree-ssa.c (init_tree_ssa): Add argument FN.
953 Use it instead of cfun. Update all users.
955 2008-05-13 Tom Tromey <tromey@redhat.com>
957 PR preprocessor/22168:
958 * doc/cpp.texi (Top): Update menu.
959 (Alternatives to Wrapper #ifndef): New node.
960 (Other Directives): Document deprecation.
961 (Obsolete Features): Remove menu.
962 (Assertions): Merge node into Obsolete Features.
963 (Obsolete once-only headers): Move earlier; rename to Alternatives
965 * doc/cppopts.texi: Update.
966 * c.opt (Wdeprecated): Enable for C and ObjC.
967 * doc/invoke.texi (Option Summary): Move -Wno-deprecated.
968 (C++ Dialect Options): Move -Wno-deprecated from here to...
969 (Warning Options): ... here.
971 2008-05-13 Richard Guenther <rguenther@suse.de>
974 * fold-const.c (fold_sign_changed_comparison): Do not allow
975 changes in pointer-ness.
977 2008-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
980 * config/sh/sh.c (sh_expand_prologue): Don't clear
981 RTX_FRAME_RELATED_P for push insns.
983 2008-05-12 Andy Hutchinson <hutchinsonandy@aim.com>
985 * config/avr/avr.h (MAX_OFILE_ALIGNMENT): Define.
987 2008-05-12 Anatoly Sokolov <aesok@post.ru>
989 * config/avr/avr.h (machine_function): Add 'is_leaf' field.
990 * config/avr/avr.c (avr_regs_to_save): Compute 'machine->is_leaf'.
991 Use 'machine->is_leaf' instead of 'leaf_func_p'.
993 2008-05-12 H.J. Lu <hongjiu.lu@intel.com>
995 * config/i386/sse.md (*sse_concatv4sf): Renamed to ...
996 (*vec_concatv4sf_sse): This.
997 (*sse2_concatv2si): Renamed to ...
998 (*vec_concatv2si_sse2): This.
999 (*sse1_concatv2si): Renamed to ...
1000 (*vec_concatv2si_sse): This.
1001 (*vec_concatv2di_rex): Renamed to ...
1002 (*vec_concatv2di_rex64): This.
1003 (*vec_concatv2si_sse4_1): New.
1004 (*vec_concatv2di_rex64_sse4_1): Likewise.
1006 2008-05-12 Uros Bizjak <ubizjak@gmail.com>
1008 PR rtl-optimization/36111
1009 * recog.c (validate_replace_rtx_1): Unshare new RTL expression
1010 that was created for swappable operands.
1012 2008-05-12 Samuel Tardieu <sam@rfc1149.net>
1015 * Makefile.in: Substitute GNATMAKE and GNATBIND.
1016 * configure.ac: Add call to ACX_PROG_GNAT.
1018 2008-05-11 Volker Reichelt <v.reichelt@netcologne.de>
1020 * optc-gen.awk: Fix comment typo.
1022 2008-05-11 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
1024 * pretty-print.c (pp_integer_with_precision): Use
1025 HOST_LONG_LONG_FORMAT.
1027 2008-05-10 Kenneth Zadeck <zadeck@naturalbridge.com>
1029 * gcse.c (store_killed_in_insn): Negated call to RTL_CONST_CALL_P.
1031 2008-05-10 H.J. Lu <hongjiu.lu@intel.com>
1033 * config/i386/i386.c (bdesc_ptest): Removed.
1034 (ix86_builtin_type): Add INT_FTYPE_V2DI_V2DI_PTEST.
1035 (bdesc_args): Add __builtin_ia32_ptestz128,
1036 __builtin_ia32_ptestc128 and __builtin_ia32_ptestnzc128.
1037 (ix86_init_mmx_sse_builtins): Updated.
1038 (ix86_expand_args_builtin): Handle INT_FTYPE_V2DI_V2DI_PTEST.
1039 (ix86_expand_builtin): Updated.
1041 2008-05-10 Richard Sandiford <rdsandiford@googlemail.com>
1043 * tree-cfg.c (valid_fixed_convert_types_p): New function.
1044 (verify_gimple_expr): Handle FIXED_CONVERT_EXPR.
1046 2008-05-10 Uros Bizjak <ubizjak@gmail.com>
1048 * value-prof.c (interesting_stringop_to_profile): Do not
1049 return early for BUILT_IN_MEMPCPY.
1051 2008-05-09 H.J. Lu <hongjiu.lu@intel.com>
1053 * calls.c (expand_call): Don't use callgraph to increase
1054 preferred_stack_boundary.
1056 * cgraph.h (cgraph_rtl_info): Use unsigned on
1057 preferred_incoming_stack_boundary.
1059 * final.c (rest_of_clean_state): Use unsigned on
1060 preferred_stack_boundary.
1062 2008-05-09 Tom Tromey <tromey@redhat.com>
1064 PR preprocessor/22231:
1065 * c-opts.c (sanitize_cpp_opts): Disallow -MG if compilation is
1068 2008-05-09 Uros Bizjak <ubizjak@gmail.com>
1070 PR tree-optimization/36129
1071 * tree-ssa-ccp.c: Include value-prof.h.
1072 (execute_fold_all_builtins): Call gimple_remove_stmt_histograms if
1073 built-in function was folded to a constant.
1074 * Makefile.in (tree-ssa-ccp.c): Depend on value-prof.h
1076 2008-05-09 Jan Sjodin <jan.sjodin@amd.com>
1077 Sebastian Pop <sebastian.pop@amd.com>
1079 * tree-scalar-evolution.c: Document instantiate_scev.
1080 (instantiate_parameters_1): Renamed instantiate_scev_1.
1081 Don't use the same loop for instantiation_loop and evolution_loop.
1082 (instantiate_scev): New.
1083 (instantiate_parameters): Moved...
1084 (resolve_mixers): Update call to instantiate_scev_1 to pass the
1085 same loop twice. Maintains the semantics for this function.
1086 * tree-scalar-evolution.h (instantiate_scev): Declare.
1087 (instantiate_parameters): ...here. Now static inline.
1088 * tree-data-ref.c (dr_analyze_indices): Call instantiate_scev
1089 instead of resolve_mixers.
1091 2008-05-09 Maxim Kuvyrkov <maxim@codesourcery.com>
1093 * rtl-factoring.c (collect_pattern_seqs): Fix typo.
1095 2008-05-09 Tomas Bily <tbily@suse.cz>
1097 * config/pa/pa.c (reloc_needed): Use CASE_CONVERT.
1098 * tree-cfg.c (verify_expr, verify_gimple_expr): Likewise.
1099 * tree-ssa-structalias.c (get_constraint_for): Likewise.
1100 * c-common.c (c_common_truthvalue_conversion): Likewise.
1101 * tree-object-size.c (compute_object_offset): Likewise.
1102 * tree-inline.c (estimate_num_insns_1): Likewise.
1103 * varasm.c (const_hash_1, compare_constant, copy_constant)
1104 (compute_reloc_for_constant, output_addressed_constants)
1105 (initializer_constant_valid_p): Likewise.
1106 * c-omp.c (check_omp_for_incr_expr): Likewise.
1107 * gimplify.c (gimplify_expr): Likewise.
1108 * c-typeck.c (c_finish_return): Likewise.
1109 * tree-vectorizer.c (supportable_widening_operation)
1110 (supportable_narrowing_operation): Likewise.
1111 * c-pretty-print.c (pp_c_cast_expression, pp_c_expression): Likewise.
1112 * matrix-reorg.c (can_calculate_expr_before_stmt): Likewise.
1113 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
1114 * dwarf2out.c (loc_descriptor_from_tree_1, add_bound_info)
1115 (descr_info_loc): Likewise.
1116 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Likewise.
1117 * fold-const.c (operand_equal_p, make_range, extract_muldiv_1)
1118 (fold_unary): Likewise.
1119 * builtins.c (get_pointer_alignment): Likewise.
1120 * tree-scalar-evolution.c (interpret_rhs_modify_stmt)
1121 (instantiate_parameters_1): Likewise.
1122 * tree.c (expr_align, stabilize_reference): Likewise.
1123 * tree-pretty-print.c (dump_generic_node, op_prio): Likewise.
1124 * tree-ssa-loop-niter.c (derive_constant_upper_bound): Likewise.
1125 * convert.c (strip_float_extensions): Use CONVERT_EXPR_P.
1126 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Likewise.
1127 * config/alpha/alpha.c (va_list_skip_additions): Likewise.
1128 * c-common.c (c_alignof_expr, check_function_arguments_recurse):
1130 * tree-ssa.c (tree_ssa_useless_type_conversion): Likewise.
1131 * varasm.c (initializer_constant_valid_p, output_constant): Likewise.
1132 * tree-ssa-forwprop.c (get_prop_source_stmt, can_propagate_from)
1133 (forward_propagate_addr_expr_1, forward_propagate_addr_expr)
1134 (forward_propagate_comparison)
1135 (tree_ssa_forward_propagate_single_use_vars): Likewise.
1136 * cfgexpand.c (discover_nonconstant_array_refs_r): Likewise.
1137 * emit-rtl.c (component_ref_for_mem_expr)
1138 (set_mem_attributes_minus_bitpos): Likewise.
1139 * tree-ssa-phiopt.c (conditional_replacement): Likewise.
1140 * gimplify.c (gimplify_conversion, goa_lhs_expr_p, gimplify_expr):
1142 * c-typeck.c (default_function_array_conversion, build_indirect_ref)
1143 (build_function_call, pointer_diff, build_compound_expr)
1144 (c_finish_return): Likewise.
1145 * tree-vect-analyze.c (vect_determine_vectorization_factor): Likewise.
1146 * matrix-reorg.c (get_inner_of_cast_expr, may_flatten_matrices_1):
1148 * tree-ssa-ifcombine.c (recognize_single_bit_test): Likewise.
1149 * expr.c (is_aligning_offset): Likewise.
1150 * tree-ssa-alias.c (is_escape_site): Likewise.
1151 * tree-stdarg.c (va_list_counter_bump, check_va_list_escapes)
1152 (check_all_va_list_escapes): Likewise.
1153 * tree-ssa-loop-ivopts.c (determine_base_object)
1154 (determine_common_wider_type): Likewise.
1155 * dojump.c (do_jump): Likewise.
1156 * tree-ssa-sccvn.c (simplify_unary_expression): Likewise.
1157 * tree-gimple.c (is_gimple_cast): Likewise.
1158 * fold-const.c (decode_field_reference, )
1159 (fold_sign_changed_comparison, fold_unary, fold_comparison)
1160 (fold_binary): Likewise.
1161 * tree-ssa-alias-warnings.c (find_alias_site_helper)
1162 (already_warned_in_frontend_p): Likewise.
1163 * builtins.c (get_memory_rtx, fold_builtin_next_arg): Likewise.
1164 * tree.c (really_constant_p, get_unwidened): Likewise.
1165 * tree-ssa-loop-niter.c (expand_simple_operations): Likewise.
1166 * tree-ssa-loop-im.c (rewrite_bittest): Likewise.
1167 * tree-vrp.c (register_edge_assert_for_2, register_edge_assert_for_1):
1169 * tree.h (STRIP_NOPS, STRIP_SIGN_NOPS, STRIP_TYPE_NOPS): Use
1171 (CONVERT_EXPR_P): Define.
1172 (CASE_CONVERT): Define.
1174 2008-05-08 Kenneth Zadeck <zadeck@naturalbridge.com>
1177 * dce.c (deletable_insn_p): Do not delete calls if df_in_progress.
1178 (delete_unmarked_insns): When deleting a call, call
1179 delete_unreachable_blocks.
1180 * rtl.texi (RTL_CONST_CALL_P, RTL_PURE_CALL_P,
1181 RTL_CONST_OR_PURE_CALL_P, RTL_LOOPING_CONST_OR_PURE_CALL_P): Fixed doc.
1183 2008-05-08 Richard Guenther <rguenther@suse.de>
1185 * doc/invoke.texi (-fdump-tree-salias): Remove documentation.
1186 (-ftree-salias): Likewise.
1187 (salias-max-implicit-fields): Remove param documentation.
1188 (salias-max-array-elements): Likewise.
1189 * tree-pass.h (pass_create_structure_vars): Remove.
1190 * params.h (SALIAS_MAX_IMPLICIT_FIELDS): Remove.
1191 (SALIAS_MAX_ARRAY_ELEMENTS): Likewise.
1192 * tree-ssa-alias.c (create_structure_vars): Remove.
1193 (gate_structure_vars): Likewise.
1194 (pass_create_structure_vars): Likewise.
1195 (gate_build_alias): Likewise.
1196 (pass_build_alias): Adjust to run always and dump the function.
1197 * common.opt (ftree-salias): Hide.
1198 * passes.c (init_optimization_passes): Remove
1199 pass_create_structure_vars, adjust comment.
1200 * params.def (PARAM_SALIAS_MAX_IMPLICIT_FIELDS): Remove.
1201 (PARAM_SALIAS_MAX_ARRAY_ELEMENTS): Likewise.
1202 * opts.c (decode_options): Do not set flag_tree_salias.
1203 (common_handle_option): Add OPT_ftree_salias to the backward
1204 compatibility section.
1206 2008-05-08 Richard Guenther <rguenther@suse.de>
1208 * tree-flow-inline.h (var_can_have_subvars): Move ...
1209 * tree-ssa-structalias.c (var_can_have_subvars): ... here.
1210 * tree-flow.h (var_can_have_subvars): Remove.
1211 (push_fields_onto_fieldstack): Remove.
1212 (sort_fieldstack): Likewise.
1213 (struct fieldoff): Move ...
1214 * tree-ssa-structalias.c (struct fieldoff): ... here. Remove
1215 alias_set and base_for_components fields.
1216 (sort_fieldstack): Make static.
1217 (push_fields_onto_fieldstack): Likewise. Remove code that
1218 handles anything but RECORD_TYPEs. Remove alias_set and
1219 base_for_components handling.
1220 (create_variable_info_for): Adjust.
1222 2008-05-08 Seongbae Park <seongbae.park@gmail.com>
1224 * common.opt (Wframe-larger-than=): Shorten the help message
1226 * doc/invoke.texi (Wframe-larger-than=): Add more description.
1228 2008-05-08 Rafael Espindola <espindola@google.com>
1230 * tree-complex.c (expand_complex_div_wide): Don't create CONDs that
1232 * tree-gimple.c (is_gimple_condexpr): Check that the expression doesn't
1233 trap and that both operands are gimple values.
1234 (canonicalize_cond_expr_cond): Use is_gimple_condexpr.
1235 * gcc/tree-eh.c (tree_could_trap_p): Correctly detect if a comparison
1238 2008-05-08 Richard Sandiford <rsandifo@nildram.co.uk>
1240 * read-rtl.c (join_c_conditions): Return the first string if the
1241 two strings are equal.
1243 2008-05-08 Richard Sandiford <rsandifo@nildram.co.uk>
1245 * gensupport.h (pred_data): Add a "num_codes" field.
1246 (add_predicate_code): Declare.
1247 * gensupport.c (add_predicate_code): New function.
1248 (std_pred_table): Add an "allows_const_p" field.
1249 (std_preds): Set this field for predicates that allow RTX_CONST_OBJs.
1250 Remove the (incomplete) list of such codes from the codes field.
1251 (init_predicate_table): Use add_predicate_code. Add all
1252 RTX_CONST_OBJs if allows_const_p is true.
1253 * genrecog.c (process_define_predicate): Use add_predicate_code.
1255 2008-05-08 David Daney <ddaney@avtrex.com>
1256 Richard Sandiford <rsandifo@nildram.co.uk>
1258 * config/mips/mips.md (mips_expand_compare_and_swap_12): Handle
1259 special case of constant zero operands.
1260 * config/mips/mips.c (mips_expand_compare_and_swap_12): Zero extend
1261 old and new values. Special case constant zero values.
1262 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP): Skip 'sync' if compare
1264 (MIPS_COMPARE_AND_SWAP_12): Handle constant zero operands.
1265 (MIPS_COMPARE_AND_SWAP_12_0): New macro.
1267 2008-05-08 Paolo Bonzini <bonzini@gnu.org>
1270 * simplify-rtx.c (simplify_plus_minus): Create CONST of
1271 similar RTX_CONST_OBJ before CONST_INT.
1273 2008-05-08 Steve Ellcey <sje@cup.hp.com>
1275 * stmt.c (expand_stack_restore): Change sa mode if needed.
1277 2008-05-08 Richard Guenther <rguenther@suse.de>
1279 * config/i386/i386-protos.h (ix86_return_in_memory): Adjust
1280 return type to bool.
1281 (ix86_sol10_return_in_memory): Likewise.
1282 (ix86_i386elf_return_in_memory): Likewise.
1283 (ix86_i386interix_return_in_memory): Likewise.
1284 * config/i386/i386.c (ix86_return_in_memory): Likewise.
1285 (ix86_sol10_return_in_memory): Likewise.
1286 (ix86_i386elf_return_in_memory): Likewise.
1287 (ix86_i386interix_return_in_memory): Likewise.
1289 2008-05-08 Kai Tietz <kai.tietz@onevision.com>
1292 * calls.c (compute_argument_block_size ): Add ATTRIBUTE_UNUSED to
1294 (emit_library_call_value_1): Add ATTRIBUTE_UNUSED to variable fndecl.
1295 * target-def.h: Check that TARGET_RETURN_IN_MEMORY isn't
1298 2008-05-08 Richard Guenther <rguenther@suse.de>
1300 * tree-data-ref.c (dr_analyze_alias): Do not set DR_SUBVARS.
1301 * tree-data-ref.h (struct dr_alias): Remove subvars field.
1302 (DR_SUBVARS): Remove.
1303 * tree-dfa.c (dump_subvars_for): Remove.
1304 (debug_subvars_for): Likewise.
1305 (dump_variable): Do not dump subvars.
1306 (remove_referenced_var): Do not remove subvars.
1307 * tree-flow-inline.h (clear_call_clobbered): SFTs no longer exist.
1308 (lookup_subvars_for_var): Remove.
1309 (get_subvars_for_var): Likewise.
1310 (get_subvars_at): Likewise.
1311 (get_first_overlapping_subvar): Likewise.
1312 (overlap_subvar): Likewise.
1313 * tree-flow.h (subvar_t): Remove.
1314 (struct var_ann_d): Remove subvars field.
1315 * tree-ssa-alias.c (mark_aliases_call_clobbered): Remove queued
1316 argument. Remove special handling of SFTs.
1317 (compute_tag_properties): Likewise.
1318 (set_initial_properties): Likewise.
1319 (compute_call_clobbered): Likewise.
1320 (count_mem_refs): Likewise.
1321 (compute_memory_partitions): Likewise.
1322 (compute_flow_insensitive_aliasing): Likewise.
1323 (setup_pointers_and_addressables): Likewise.
1324 (new_type_alias): Likewise.
1325 (struct used_part): Remove.
1326 (used_portions): Likewise.
1327 (struct used_part_map): Likewise.
1328 (used_part_map_eq): Likewise.
1329 (used_part_map_hash): Likewise.
1330 (free_used_part_map): Likewise.
1331 (up_lookup): Likewise.
1332 (up_insert): Likewise.
1333 (get_or_create_used_part_for): Likewise.
1334 (create_sft): Likewise.
1335 (create_overlap_variables_for): Likewise.
1336 (find_used_portions): Likewise.
1337 (create_structure_vars): Likewise.
1338 * tree.def (STRUCT_FIELD_TAG): Remove.
1339 * tree.h (MTAG_P): Adjust.
1340 (struct tree_memory_tag): Remove base_for_components and
1341 unpartitionable flags.
1342 (struct tree_struct_field_tag): Remove.
1343 (SFT_PARENT_VAR): Likewise.
1344 (SFT_OFFSET): Likewise.
1345 (SFT_SIZE): Likewise.
1346 (SFT_NONADDRESSABLE_P): Likewise.
1347 (SFT_ALIAS_SET): Likewise.
1348 (SFT_UNPARTITIONABLE_P): Likewise.
1349 (SFT_BASE_FOR_COMPONENTS_P): Likewise.
1350 (union tree_node): Remove sft field.
1351 * alias.c (get_alias_set): Remove special handling of SFTs.
1352 * print-tree.c (print_node): Remove handling of SFTs.
1353 * tree-dump.c (dequeue_and_dump): Likewise.
1354 * tree-into-ssa.c (mark_sym_for_renaming): Likewise.
1355 * tree-nrv.c (dest_safe_for_nrv_p): Remove special handling of SFTs.
1356 * tree-predcom.c (set_alias_info): Do not set subvars.
1357 * tree-pretty-print.c (dump_generic_node): Do not handle SFTs.
1358 * tree-ssa-loop-ivopts.c (get_ref_tag): Likewise.
1359 * tree-ssa-operands.c (access_can_touch_variable): Likewise.
1360 (add_vars_for_offset): Remove.
1361 (add_virtual_operand): Remove special handling of SFTs.
1362 (add_call_clobber_ops): Likewise.
1363 (add_call_read_ops): Likewise.
1364 (get_asm_expr_operands): Likewise.
1365 (get_modify_stmt_operands): Likewise.
1366 (get_expr_operands): Likewise.
1367 (add_to_addressable_set): Likewise.
1368 * tree-ssa.c (verify_ssa_name): Do not handle SFTs.
1369 * tree-tailcall.c (suitable_for_tail_opt_p): Likewise.
1370 * tree-vect-transform.c (vect_create_data_ref_ptr): Do not set subvars.
1371 * tree.c (init_ttree): Remove STRUCT_FIELD_TAG initialization.
1372 (tree_code_size): Remove STRUCT_FIELD_TAG handling.
1373 (tree_node_structure): Likewise.
1374 * tree-ssa-structalias.c (set_uids_in_ptset): Remove special
1376 (find_what_p_points_to): Likewise.
1378 2008-05-08 Sa Liu <saliu@de.ibm.com>
1380 * config/spu/spu.md: Fixed subti3 pattern.
1382 2008-05-08 Richard Guenther <rguenther@suse.de>
1385 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Make
1386 sure to create a representative for trailing arrays for PTA.
1388 2008-05-08 Richard Guenther <rguenther@suse.de>
1391 * fold-const.c (operand_equal_p): Two objects which types
1392 differ in pointerness are not equal.
1394 2008-05-08 Kai Tietz <kai.tietz@onevision.com>
1396 * calls.c (compute_argument_block_size): Add argument tree fndecl.
1397 (OUTGOING_REG_PARM_STACK_SPACE): Add function type argument.
1398 (emit_library_call_value_1): Add new variable fndecl initialized by
1399 NULL_TREE. It should be the decl type of orgfun, but this information
1400 seems not to be available here, so it uses the default calling abi.
1401 * config/arm/arm.c (arm_return_in_memory): Add fntype argumen.
1402 * config/arm/arm.h (RETURN_IN_MEMORY): Replace RETURN_IN_MEMORY
1403 by TARGET_RETURN_IN_MEMORY.
1404 * config/i386/i386-interix.h: Likewise.
1405 * config/i386/i386.h: Likewise.
1406 * config/i386/i386elf.h: Likewise.
1407 * config/i386/ptx4-i.h: Likewise.
1408 * config/i386/sol2-10.h: Likewise.
1409 * config/i386/sysv4.h: Likewise.
1410 * config/i386/vx-common.h: Likewise.
1411 * config/cris/cris.h: Removed #if 0 clause.
1412 * config/arm/arm-protos.h (arm_return_in_memory): Add fntype argument.
1413 * config/i386/i386-protos.h (ix86_return_in_memory): Add fntype
1415 (ix86_sol10_return_in_memory): Likewise.
1416 (ix86_i386elf_return_in_memory): New.
1417 (ix86_i386interix_return_in_memory): New.
1418 * config/mt/mt-protos.h (mt_return_in_memory): New.
1419 * config/mt/mt.c: Likewise.
1420 * config/mt/mt.h (OUTGOING_REG_PARM_STACK_SPACE): Add FNTYPE argument.
1421 (RETURN_IN_MEMORY): Replace by TARGET_RETURN_IN_MEMORY.
1422 * config/bfin/bfin.h: Likewise.
1423 * config/bfin/bfin-protos.h (bfin_return_in_memory): Add fntype
1425 * config/bfin/bfin.c: Likewise.
1426 * config/pa/pa.h (OUTGOING_REG_PARM_STACK_SPACE): Add FNTYPE argument.
1427 * config/alpha/unicosmk.h: Likewise.
1428 * config/i386/cygming.h: Likewise.
1429 * config/iq2000/iq2000.h: Likewise.
1430 * config/mips/mips.h: Likewise.
1431 * config/mn10300/mn10300.h: Likewise.
1432 * config/rs6000/rs6000.h: Likewise.
1433 * config/score/score.h: Likewise.
1434 * config/spu/spu.h: Likewise.
1435 * config/v850/v850.h: Likewise.
1436 * defaults.h: Likewise.
1437 * doc/tm.texi (OUTGOING_REG_PARM_STACK_SPACE): Adjust documentation.
1438 * expr.c (emit_block_move): Adjust use of
1439 OUTGOING_REG_PARM_STACK_SPACE.
1440 * function.c (STACK_DYNAMIC_OFFSET): Adjust use of
1441 OUTGOING_REG_PARM_STACK_SPACE.
1442 * targhooks.c (default_return_in_memory): Remove RETURN_IN_MEMORY.
1444 2008-05-08 Jakub Jelinek <jakub@redhat.com>
1446 * tree-parloops.c (create_parallel_loop): Set OMP_RETURN_NOWAIT
1447 on OMP_RETURN for OMP_FOR.
1450 * dwarf2out.c (dw_expand_expr, common_check): Removed.
1451 (fortran_common): New function.
1452 (gen_variable_die): Call fortran_common instead of common_check,
1453 adjust for it returning tree instead of rtx. Formatting.
1455 2008-05-07 Kenneth Zadeck <zadeck@naturalbridge.com>
1459 * see.c (see_copy_insn): Copy new pure const attributes for new call.
1460 * c-decl.c (merge_decls): Ditto.
1461 * postreload.c (record_opr_changes): Change CONST_OR_PURE_CALL_P
1462 to RTL_CONST_OR_PURE_CALL_P.
1463 * tree.c (define_local_buitin): Rename DECL_IS_PURE to DECL_PURE_P.
1464 Initialized DECL_LOOPING_CONST_PURE.
1465 (process_call_operands): Set tree_side_effects properly.
1466 * tree.h (TREE_READONLY_DECL_P): Removed.
1467 (DECL_IS_PURE): Renamed to DECL_PURE_P.
1468 (DECL_LOOPING_OR_CONST_P): New macro.
1469 (struct tree_function_decl): Added looping_const_or_pure_p.
1471 (ECF_LOOPING_OR_CONST_P): New macro.
1472 * rtlanal.c (pure_const_p): Removed.
1473 * builtins.c (expand_builtin): Rename DECL_IS_PURE to DECL_PURE_P.
1474 * reorg.c (delete_prior_computation) Changed CONST_OR_PURE_CALL_P
1475 to RTL_CONST_CALL_P.
1476 * ipa-pure-const.c (pure_const_state_e): Added looping field.
1477 (check_decl, check_tree, check_call, scan_function): Initialize
1479 (analyze_function): Rename DECL_IS_PURE to DECL_PURE_P.
1480 (static_execute): Set looping true for recursive functions.
1481 Undo setting state to IPA_NEITHER for recursive functions.
1483 * ifcvt.c (noce_can_store_speculate_p): Changed
1484 CONST_OR_PURE_CALL_P and pure_call_p to RTL_CONST_CALL_P or
1485 RTL_CONST_OR_PURE_CALL_P.
1486 * dse.c (scan_insn): Ditto.
1487 * local-alloc.c (validate_equiv_mem, memref_used_between_p): Ditto.
1488 * gcse.c (oprs_not_seen_p) Changed CONST_OR_PURE_CALL_P to
1489 RTL_CONST_OR_PURE_CALL_P.
1490 (store_killed_in_insn): Changed CONST_OR_PURE_CALL_P and
1491 pure_call_p to RTL_CONST_CALL_P.
1492 * gimplify.c (gimplify_call_expr): Clear side effects for
1493 non-looping pure and constant calls.
1494 * calls.c (emit_call_1): Set rtl flags from ecf flags.
1495 (flags_from_decl_or_type): Set ecf flags from decl flags.
1496 (initialize_argument_information): Turn off
1497 ECF_LOOPING_CONST_OR_PURE when turning off ECF_CONST.
1498 Change const to pure if callee_copies is true rather than just
1500 (expand_call): Turn off ECF_LOOPING_PURE_CONST_CALL and remove old
1501 way of marking pure calls.
1502 (emit_library_call_value_1): Turn off ECF_LOOPING_PURE_CONST_CALL.
1503 Remove hack that was supposed to fix pr7335 and remove old
1504 way of marking pure calls.
1505 * emit-rtl.c (emit_copy_of_insn_after): Copy RTL_CONST_CALL_P,
1506 RTL_PURE_CALL_P, RTL_LOOPING_CONST_OR_PURE_CALL_P.
1507 * cselib.c (cselib_process_insn): Changed CONST_OR_PURE_CALL_P to
1508 RTL_CONST_OR_PURE_CALL_P.
1509 * tree-ssa-pre.c (can_value_number_call): Fixed spacing.
1510 * loop-invariant.c (find_exits, find_invariant_bb): Changed
1511 CONST_OR_PURE_CALL_P to RTL_CONST_OR_PURE_CALL_P.
1512 * sched-deps.c (schedule_analyze): Ditto.
1513 * rtl.h (struct rtx_def): Use call field, unchanging field, and
1514 return_val field of calls to represent pure and const function info.
1515 (CONST_OR_PURE_CALL_P): Deleted macro.
1516 (RTL_CONST_CALL_P, RTL_PURE_CALL_P,
1517 RTL_LOOPING_CONST_OR_PURE_CALL_P, RTL_CONST_OR_PURE_P): New macros.
1518 * tree-inline.c (copy_body_r): Changed TREE_READONLY_DECL_P to
1520 * tree-optimize.c (execute_fixup_cfg): Added test for
1521 ECF_LOOPING_CONST_OR_PURE.
1522 * c-common.c (handle_pure_attribute): Changed DECL_IS_PURE to
1524 * tree-cfg.c (update_call_expr_flags): Do not clear tree side
1525 effects for looping pure or const calls.
1526 (verify_gimple_expr): Added verification code.
1527 * config/alpha/alpha.c (alpha_legitimize_address,
1528 alpha_emit_xfloating_libcall): Changed CONST_OR_PURE_CALL_P to
1530 * config/s390/s390.c (s390_emit_tls_call_insn): Ditto.
1531 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Ditto.
1532 * config/mips/mips.c (mips_call_tls_get_addr): Ditto.
1533 * cfgrtl.c (need_fake_edge_p): Changed CONST_OR_PURE_CALL_P to
1534 RTL_CONST_OR_PURE_CALL_P.
1535 * dce.c (deletable_insn_p): Allow non looping, non sibling, pure
1536 and const calls to be deleted.
1538 2008-05-07 Uros Bizjak <ubizjak@gmail.com>
1541 * config/i386/mmx.md (mmx_subv2sf3): New expander.
1542 (*mmx_subv2sf3): Rename from mmx_subv2sf3 insn pattern.
1543 (*mmx_eqv2sf3): Rename from mmx_eqv2sf3 insn pattern.
1544 (mmx_eqv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
1545 to handle nonimmediate operands.
1546 (*mmx_paddwd): Rename from mmx_paddwd insn pattern.
1547 (mmx_paddwd): New expander. Use ix86_fixup_binary_operands_no_copy
1548 to handle nonimmediate operands.
1549 (*mmx_pmulhrwv4hi3): Rename from mmx_pmulhrwv4hi3 insn pattern.
1550 (mmx_pmulhrwv4hi3): New expander. Use
1551 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
1552 (*sse2_umulv1siv1di3): Rename from sse2_umulv1siv1di3 insn pattern.
1553 (sse2_umulv1siv1di3): New expander. Use
1554 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
1555 (*mmx_eq<mode>3): Rename from mmx_eq<mode>3 insn pattern.
1556 (mmx_eq<mode>3): New expander. Use
1557 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
1558 (*mmx_uavgv8qi3): Rename from mmx_uavgv8qi3 insn pattern.
1559 (mmx_uavgv8qi3): New expander. Use
1560 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
1561 (*mmx_uavgv4hi3): Rename from mmx_uavgv4hi3 insn pattern.
1562 (mmx_uavgv4hi3): New expander. Use
1563 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
1565 * config/i386/sse.md
1566 (sse_movhlps_exp): New expander. Use ix86_fixup_binary_operands
1567 to handle nonimmediate operands.
1568 (sse_movlhps_exp): New expander. Use ix86_fixup_binary_operands
1569 to handle nonimmediate operands.
1570 (sse_loadhps_exp): New expander. Use ix86_fixup_binary_operands
1571 to handle nonimmediate operands.
1572 (sse_loadlps_exp): New expander. Use ix86_fixup_binary_operands
1573 to handle nonimmediate operands.
1574 (sse2_unpckhpd_exp): New expander. Use
1575 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
1576 (sse2_unpcklpd_exp): New expander. Use
1577 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
1578 (sse_loadhpd_exp): New expander. Use ix86_fixup_binary_operands
1579 to handle nonimmediate operands.
1580 (sse_loadlpd): New expander. Use ix86_fixup_binary_operands
1581 to handle nonimmediate operands.
1582 (*sse2_<plusminus_insn><mode>3): Rename from
1583 sse2_<plusminus_insn><mode>3 insn pattern.
1584 (sse2_<plusminus_insn><mode>3): New expander. Use
1585 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
1586 (*sse2_umulv2siv2di3): Rename from sse2_umulv2siv2di3 insn pattern.
1587 (sse2_umulv2siv2di3): New expander. Use
1588 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
1589 (*sse4_1_mulv2siv2di3): Rename from sse4_1_mulv2siv2di3 insn pattern.
1590 (sse4_1_mulv2siv2di3): New expander. Use
1591 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
1592 (*sse2_pmaddwd): Rename from sse2_pmaddwd insn pattern.
1593 (sse2_pmaddwd): New expander. Use
1594 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
1595 (*sse2_eq<mode>3): Rename from sse2_eq<mode>3 insn pattern.
1596 (sse2_eq<mode>3): New expander. Use
1597 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
1598 (*sse4_1_eqv2di3): Rename from sse4_1_eqv2di3 insn pattern.
1599 (sse4_1_eqv2di3): New expander. Use
1600 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
1601 (*sse2_uavgv16qi3): Rename from sse2_uavgv16qi3 insn pattern.
1602 (sse2_uavgv16qi3): New expander. Use
1603 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
1604 (*sse2_uavgv16qi3): Rename from sse2_uavgv16qi3 insn pattern.
1605 (sse2_uavgv16qi3): New expander. Use
1606 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
1607 (*sse2_uavgv8hi3): Rename from sse2_uavgv8hi3 insn pattern.
1608 (sse2_uavgv8hi3): New expander. Use
1609 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
1610 (*ssse3_pmulhrswv8hi3): Rename from ssse3_pmulhrswv8hi3 insn pattern.
1611 (ssse3_pmulhrswv8hi3): New expander. Use
1612 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
1613 (*ssse3_pmulhrswv4hi3): Rename from ssse3_pmulhrswv4hi3 insn pattern.
1614 (ssse3_pmulhrswv4hi3): New expander. Use
1615 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
1617 (<sse>_vm<plusminus_insn><mode>3): Do not use ix86_binary_operator_ok.
1618 (<sse>_vmmul<mode>3): Ditto.
1619 (divv4sf3): Do not use ix86_fixup_binary_operands_no_copy.
1621 (ssse3_pmaddubsw128): Use register_operand for operand 1.
1622 (ssse3_pmaddubsw): Ditto.
1624 * config/i386/i386.c (struct_builtin_description)
1625 [IX86_BUILTIN_LOADHPS]: Use CODE_FOR_sse_loadhps_exp.
1626 [IX86_BUILTIN_STOREHPS]: Use CODE_FOR_sse_loadlps_exp.
1627 [IX86_BUILTIN_LOADHPD]: Use CODE_FOR_sse2_loadhpd_exp.
1628 [IX86_BUILTIN_LOADLPD]: Use CODE_FOR_sse2_loadlpd_exp.
1629 [IX86_BUILTIN_MOVHLPS]: Use CODE_FOR_sse_movhlps_exp.
1630 [IX86_BUILTIN_MOVLHPS]: Use CODE_FOR_sse_movlhps_exp.
1631 [IX86_BUILTIN_UNPCKHPD]: Use FOR_sse2_unpckhpd_exp.
1632 [IX86_BUILTIN_UNPCKLPD]: Use FOR_sse2_unpcklpd_exp.
1633 (ix86_fixup_binary_operands): Assert that src1
1634 and src2 must have the same mode when swapped.
1635 (ix86_expand_binop_builtin): Do not use ix86_fixup_binary_operands
1636 and ix86_binary_operator_ok. Do not force operands in registers
1639 2008-05-07 Jan Hubicka <jh@suse.cz>
1641 * cgraph.c (dump_cgraph_node): Update.
1642 * cgraph.h (cgraph_local_info): Break out inline summary.
1643 * cgraphunit.c (cgraph_process_new_functions): Use inliner analysis
1645 * ipa-inline (inline_summary): New accestor function.
1646 (cgraph_clone_inlined_nodes, cgraph_check_inline_limits,
1647 cgraph_decide_inlining, compute_inline_parameters): Update.
1648 * ipa.c (cgraph_remove_unreachable_nodes): Remove statistics.
1650 2008-05-07 Maxim Kuvyrkov <maxim@codesourcery.com>
1652 Cleanup ColdFire scheduling support and add V4 pipeline model.
1654 * config/m68k/m68k.md (UNSPEC_TIE): New constant.
1655 (define_attr cpu): Add cfv4 value.
1656 (define_attr type, define_attr type1): Merge into a single 'type'
1657 attribute. Update all uses.
1658 (define_attr opx_type, define_attr opy_type, define_attr opx_access):
1659 Rearrange and update. Rename value 'reg' to 'Rn', add value 'FPn'.
1661 (define_attr opx_mem, define_attr opy_mem): Remove.
1662 (define_attr op_mem): Clean up, update comment.
1663 (define_attr size): Use specific values instead of general int.
1664 (define_attr guess, define_attr split): Remove. Update all uses.
1665 (movdf_internal, tstsi_internal, tsthi_internal, tstqi_internal,
1666 tst<mode>_68881, pushexthisi_const, movsi_const0_68000_10,
1667 movsi_const0_68040_60, movsi_const0, movsi_cf, movstrictqi_cf,
1668 zero_extendhisi2_cf, zero_extendqisi2_cfv4, cfv4_extendhisi2,
1669 68k_extendhisi2, extendqihi2, cfv4_extendqisi2, 68k_extendqisi2,
1670 floatsi<mode>2_68881, ftrunc<mode>2_68881, ftrunc<mode>2_cf,
1671 fix<mode>qi2_68881, fix<mode>hi2_68881, fix<mode>si2_68881,
1672 adddi_dishl32, addsi3_5200, add<mode>3_floatsi_68881,
1673 add<mode>3_floathi_68881, add<mode>3_floatqi_68881,
1674 add<mode>3_68881, add<mode>3_cf, subdi_dishl32, subsi3,
1675 sub<mode>3_floatsi_68881, sub<mode>3_floathi_68881,
1676 sub<mode>3_floatqi_68881, sub<mode>3_68881, sub<mode>3_cf,
1677 mulhi3, mulhisi3, mulhisisi3_s, mulsi3_68020, mulsi3_cf,
1678 umulhisi3, mulhisisi3_z, mul<mode>3_floatsi_68881,
1679 mul<mode>3_floathi_68881, mul<mode>3_floatqi_68881, fmul<mode>3_cf,
1680 div<mode>3_cf, sqrt<mode>2_cf, abs<mode>2_cf, clzsi2,
1681 one_cmplsi2_5200, subreghi1ashrdi_const32, ashrsi3, lshrsi3,
1682 bsetmemqi, bsetmemqi_ext, bclrmemqi, bclrmemqi_ext,
1683 beq, bne, bgt, blt, bordered, bunordered, buneq, bunge, bungt, bunle,
1684 bunlt, bltgt, tablejump_internal, call, non_symbolic_call_value,
1685 symbolic_call_value_jsr, symbolic_call_value_bsr, link):
1686 Update or set attributes.
1687 (stack_tie): New fake instruction.
1689 * config/m68k/m68k.h (TUNE_CFV4): New macro.
1690 (m68k_sched_attr_size): Update declaration.
1691 (m68k_sched_attr_type2): Remove.
1692 (m68k_sched_address_bypass_p, m68k_sched_indexed_address_bypass_p):
1693 Declare new bypass predicates.
1695 * config/m68k/m68k.c (m68k_sched_issue_rate,
1696 m68k_sched_first_cycle_multipass_dfa_lookahead): Declare hook
1698 (TARGET_SCHED_ISSUE_RATE,
1699 TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD): Override hooks.
1700 (override_options): Handle scheduling for ColdFire V4 core.
1701 (m68k_expand_prologue): Emit stack_tie.
1702 (enum attr_op_type): Split value 'OP_TYPE_REG' to 'OP_TYPE_RN' and
1703 'OP_TYPE_FPN'. Update all uses.
1704 (sched_guess_p): Remove.
1705 (sched_address_type): Handle symbolic addresses.
1706 (sched_get_operand): New static function.
1707 (sched_operand_type): Merge into sched_attr_op_type.
1708 (sched_attr_op_type): Handle FP registers, handle quick constants,
1710 (m68k_sched_attr_opx_type, m68k_sched_attr_opy_type): Update.
1711 (m68k_sched_attr_size): Update. Move logic to ...
1712 (sched_get_attr_size_int): New static function.
1713 (sched_get_opxy_mem_type): New static function.
1714 (m68k_sched_attr_op_mem): Update.
1715 (m68k_sched_attr_type2): Remove.
1716 (sched_cfv4_bypass_data): New static variable.
1717 (m68k_sched_adjust_cost): Handle ColdFire V4 bypass.
1718 (m68k_sched_issue_rate): Implement scheduler hook.
1719 (struct _sched_ib: enabled_p): New field.
1720 (m68k_sched_variable_issue): Update. Handle V4.
1721 (SCHED_DUMP_TODO, SCHED_DUMP_DONE, SCHED_DUMP_NOTHING,
1722 sched_dump_class_func_t, sched_dump_split_class,
1723 sched_dump_dfa_guess_unit_code, sched_dump_dfa_state,
1724 sched_dump_dfa_class, m68k_sched_dump): Remove.
1725 (m68k_sched_first_cycle_multipass_dfa_lookahead): Implement scheduler
1727 (m68k_sched_init_global): Remove statisctics dumping, introduce
1728 sanity check that all instructions have pipeline reservations. Handle
1730 (m68k_sched_dfa_pre_advance_cycle, m68k_sched_dfa_post_advance_cycle):
1731 Handle ColdFire V4 core.
1732 (sched_mem_operand_p, sched_get_reg_operand, sched_get_mem_operand):
1733 New static functions.
1734 (m68k_sched_address_bypass_p): New bypass predicate.
1735 (sched_get_indexed_address_scale): New static function.
1736 (m68k_sched_indexed_address_bypass_p): New bypass predicate.
1738 * cf.md: Update comments.
1739 (define_attr type2): Remove. Use 'type' attribute instead.
1741 (cf_ib): Rename to cfv123_ib. Update all uses.
1742 (cf_oep): Rename to cfv123_oep. Update all uses.
1743 (cf_chr): Rename to cfv123_chr. Update all uses.
1744 (cf_mem): Rename to cfv123_mem. Update all uses.
1745 (cf_mac): Move to more appropriate place.
1746 (cfv123_guess): New automaton and cpu_unit.
1747 (cfv123_*, cfv12_*, cfv1_*, cfv2_*, cfv3_*): Use type attribute.
1748 Update uses of 'size' attribute. Handle before reload scheduling.
1749 (cfv123_guess): New dummy reservation for unhandled instructions.
1750 (cfv4_*): Pipeline description of ColdFire V4 core.
1751 (ignore): New reservation to handle 'ignore' type.
1753 2008-05-07 Ian Lance Taylor <iant@google.com>
1756 * gimplify.c (find_single_pointer_decl_1): Don't look through
1758 (find_single_pointer_decl): Adjust comments.
1760 2008-05-07 Jakub Jelinek <jakub@redhat.com>
1763 * fold-const.c (fold_binary): Use STRIP_SIGN_NOPS instead of
1764 STRIP_NOPS on arguments even for MIN_EXPR and MAX_EXPR.
1767 * omp-low.c (expand_omp_atomic_pipeline): Load value using the
1768 integral type rather than floating point, then VIEW_CONVERT_EXPR
1769 to the floating point type.
1771 2008-05-07 Uros Bizjak <ubizjak@gmail.com>
1773 * config/i386/i386.c (ix86_expand_copysign): Force non-zero constant
1774 TFmode op0 to register.
1776 2008-05-07 Alan Modra <amodra@bigpond.net.au>
1778 * c-decl.c (grokdeclarator): Comment typo.
1780 2008-05-06 Aldy Hernandez <aldyh@redhat.com>
1782 * tree-flow.h: Remove prototype for computed_goto_p.
1783 * tree-cfg.c (computed_goto_p): Make static.
1785 2008-05-06 H.J. Lu <hongjiu.lu@intel.com>
1788 * config/i386/i386.c (contains_128bit_aligned_vector_p): Renamed to ...
1789 (contains_aligned_value_p): This. Handle _Decimal128.
1790 (ix86_function_arg_boundary): Only align _Decimal128 to its
1791 natural boundary and handle it properly.
1793 2008-05-06 Martin Jambor <mjambor@suse.cz>
1795 * ipa-cp.c (ipcp_method_orig_node): Renamed to ipcp_get_orig_node.
1796 (ipcp_method_is_cloned): Renamed to ipcp_node_is_clone
1797 (ipcp_method_set_orig_node): Removed.
1798 (ipcp_cval_get_cvalue_type): Removed.
1799 (ipcp_method_get_scale): Renamed to ipcp_get_node_scale.
1800 (ipcp_method_set_scale): Renamed to ipcp_set_node_scale.
1801 (ipcp_cval_set_cvalue_type): Removed.
1802 (ipcp_cval_get_cvalue): Removed.
1803 (ipcp_cval_set_cvalue): Removed.
1804 (ipcp_type_is_const): Renamed to ipcp_lat_is_const.
1805 (ipcp_cval_equal_cvalues): Renamed to ipcp_lats_are_equal
1806 (ipcp_lats_are_equal): Changed parameters to two ipcp_lattice's
1807 (ipcp_cval_meet): Renamed to ipa_lattice_meet
1808 (ipcp_cval_changed): Changed to use ipcp_lat_is_const
1809 (ipcp_method_cval): Renamed to ipcp_get_ith_lattice
1810 (ipcp_get_ith_lattice): Changed parameters.
1811 (ipcp_cval_compute): Renamed to ipcp_lattice_from_jfunc
1812 (ipcp_lattice_from_jfunc): Changed parameters.
1813 (ipcp_redirect): Local lattice pointer instead of lattice type variable.
1814 (ipcp_method_cval_print): Added temporary variable info.
1815 (ipcp_redirect): Removed already unused local variable caller.
1816 (ipcp_redirect): New temporary variable orig_callee_info
1817 (ipcp_redirect): Removed newly unused local variable callee.
1818 (ipcp_redirect): Removed (a bit confusing) local variable type.
1819 (ipcp_insert_stage): Added local variable info.
1820 (ipcp_cval_changed): Renamed to ipcp_lattice_changed, parameters
1822 (ipcp_formal_create): Removed.
1823 (ipcp_method_cval_set): Removed.
1824 (ipcp_propagate_stage): Renamed lattice variables.
1825 (ipcp_method_cval_set_cvalue_type): Removed.
1826 (ipcp_method_cval_print): Renamed to ipcp_print_all_lattices
1827 (ipcp_print_all_lattices): Changed printed strings to refer to
1828 lattices rather than cvals.
1829 (ipcp_method_cval_init): Renamed to ipcp_initialize_node_lattices
1830 (ipcp_propagate_const): Changed formal parameters.
1831 (build_const_val): Changed formal parameters.
1832 (ipcp_insert_stage): Removed useless variable cvalue
1833 (build_const_val): Changed formal parameters.
1834 (ipcp_method_compute_scale): Renamed to ipcp_compute_node_scale
1835 (ipcp_after_propagate): Renamed to ipcp_change_tops_to_bottom
1836 (ipcp_callsite_param_print): Renamed to ipcp_print_all_jump_functions
1837 (ipcp_profile_mt_count_print): Renamed to ipcp_print_func_profile_counts
1838 (ipcp_print_func_profile_counts): Changed string from "method" to
1840 (ipcp_profile_cs_count_print): Renamed to ipcp_print_call_profile_counts
1841 (ipcp_profile_edge_print): Renamed to ipcp_print_edge_profiles
1842 (ipcp_profile_bb_print): Renamed to ipcp_print_bb_profiles
1843 (ipcp_structures_print): Renamed to ipcp_print_all_structures
1844 (ipcp_profile_print): Renamed to ipcp_print_profile_data
1845 (ipcp_lat_is_const): Changed parameters and made inline.
1846 (ipcp_replace_map_create): Renamed to ipcp_create_replace_map
1847 (ipcp_redirect): Renamed to ipcp_need_redirect_p
1848 (ipcp_need_redirect_p): Calls ipcp_lat_is_const instead of using
1849 the predicate condition directly
1850 (ipcp_propagate_stage): Added local variable args. Removed local
1851 variable callee. (Both are mere code simplifications.)
1852 (ipcp_method_dont_insert_const): Renamed to
1853 ipcp_node_not_modifiable_p.
1854 (ipcp_node_not_modifiable_p): Made inline.
1855 (ipcp_cloned_create): Renamed to ipcp_init_cloned_node
1856 (ipcp_propagate_const): Renamed to ipcp_propagate_one_const
1857 (ipcp_print_all_lattices): Removed variable cvalue
1858 (ipcp_method_scale_print): Renamed to ipcp_function_scale_print
1861 2008-05-06 Olivier Hainque <hainque@adacore.com>
1863 * tree-sra.c (try_instantiate_multiple_fields): Early return
1864 if field has POINTER_TYPE.
1866 2008-05-06 Kai Tietz <kai.tietz@onevision.com>
1868 * config/i386/i386.c (output_set_got): Fix for x86_64 output_emit_asm
1869 by using 'q' specifier for instruction.
1870 (ix86_file_end): Replaced case TARGET_64BIT_MS_ABI by TARGET_64BIT.
1872 2008-05-06 Anatoly Sokolov <aesok@post.ru>
1874 * config/avr/avr.md (*sbrx_branch, *sbix_branch, *sbix_branch_tmp):
1875 Change mode of zero_extract from QImode to HImode.
1876 (sign bit tests peepholes): (Ditto.).
1878 2008-05-06 Uros Bizjak <ubizjak@gmail.com>
1880 * config/i386/mmx.md: Remove double backslashes from asm templates.
1881 (*mmx_addv2sf3): Rename from mmx_addv2sf3 insn pattern.
1882 (mmx_addv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
1883 to handle nonimmediate operands.
1884 (*mmx_mulv2sf3): Rename from mmx_mulv2sf3 insn pattern.
1885 (mmx_mulv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
1886 to handle nonimmediate operands.
1887 (*mmx_<code>v2sf3_finite): New insn pattern.
1888 (*mmx_<code>v2sf3): Rename from mmx_<code>v2sf3 insn pattern.
1889 (mmx_<code>v2sf3): New expander. Use
1890 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
1891 (mmx_<plusminus_insn><mode>3): New expander. Use
1892 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
1893 (*mmx_<plusminus_insn><mode>3): New insn pattern.
1894 (mmx_add<mode>3): Removed.
1895 (mmx_ssadd<mode>3): Ditto.
1896 (mmx_usadd<mode>3): Ditto.
1897 (mmx_sub<mode>3): Ditto.
1898 (mmx_sssub<mode>3): Ditto.
1899 (mmx_ussub<mode>3): Ditto.
1900 (*mmx_mulv4hi3): Rename from mmx_mulv4hi3 insn pattern.
1901 (mmx_mulv4hi3): New expander. Use ix86_fixup_binary_operands_no_copy
1902 to handle nonimmediate operands.
1903 (*mmx_smulv4hi3_highpart): Rename from mmx_smulv4hi3_highpart
1905 (mmx_smulv4hi3_highpart): New expander. Use
1906 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
1907 (*mmx_umulv4hi3_highpart): Rename from mmx_umulv4hi3_highpart
1909 (mmx_umulv4hi3_highpart): New expander. Use
1910 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
1911 (*mmx_<code>v4hi3): Rename from mmx_<code>v4hi3 insn pattern.
1912 (mmx_<code>v4hi3): New expander. Use
1913 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
1914 (*mmx_<code>v8qi3): Rename from mmx_<code>v8qi3 insn pattern.
1915 (mmx_<code>v8qi3): New expander. Use
1916 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
1917 (*mmx_<code><mode>3): Rename from mmx_<code><mode>3 insn pattern.
1918 (mmx_<code><mode>3): New expander. Use
1919 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
1921 2008-05-05 Jan Hubicka <jh@suse.cz>
1923 PR tree-optimization/36118
1924 * passes.c (pass_init_dump_file): Fix dump header.
1926 2008-05-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
1929 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Don't create
1930 VCE for function decls.
1932 2008-05-05 H.J. Lu <hongjiu.lu@intel.com>
1934 * config/i386/sse.md (sse2_<plusminus_insn><mode>3): Fix a typo.
1936 2008-05-05 H.J. Lu <hongjiu.lu@intel.com>
1938 * config/i386/i386.md (sat_plusminus): New.
1939 (plusminus_insn): Likewise.
1940 (plusminus_mnemonic): Likewise.
1942 (comm): Add ss_plus, us_plus, ss_minus and us_minus.
1943 (*<addsub><mode>3_cc_overflow): Renamed to ...
1944 (*<plusminus_insn><mode>3_cc_overflow): This.
1945 (*<addsub>si3_zext_cc_overflow): Renamed to ...
1946 (*<plusminus_insn>si3_zext_cc_overflow): This.
1948 * config/i386/sse.md (<addsub><mode>3): Renamed to ...
1949 (<plusminus_insn><mode>3): This.
1950 (*<addsub><mode>3): Renamed to ...
1951 (*<plusminus_insn><mode>3): This.
1952 (<sse>_vm<addsub><mode>3): Renamed to ...
1953 (<sse>_vm<plusminus_insn><mode>3): This.
1954 (sse3_h<addsub>v4sf3): Renamed to ...
1955 (sse3_h<plusminus_insn>v4sf3): This.
1956 (sse3_h<addsub>v2df3): Renamed to ...
1957 (sse3_h<plusminus_insn>v2df3): This.
1958 (<plusminus_insn><mode>3): New.
1959 (*<plusminus_insn><mode>3): Likewise.
1960 (sse2_<plusminus_insn><mode>3): Likewise.
1961 (add<mode>): Removed.
1962 (*add<mode>3): Likewise.
1963 (sse2_ssadd<mode>3): Likewise.
1964 (sse2_usadd<mode>3): Likewise.
1965 (sub<mode>3): Likewise.
1966 (*sub<mode>3): Likewise.
1967 (sse2_sssub<mode>3): Likewise.
1968 (sse2_ussub<mode>3): Likewise.
1970 2008-05-05 Benjamin Kosnik <bkoz@redhat.com>
1972 * gthr-single.h: Add in required interface elements as per gthr.h.
1973 Add stub types for __gthread_key_t, __gthread_once_t. Add defines
1974 for __GTHREAD_ONCE_INIT, __GTHREAD_RECURSIVE_MUTEX_INIT.
1975 Generalize UNUSED macro.
1976 (__gthread_once): Add.
1977 (__gthread_key_create): Add.
1978 (__gthread_key_delete): Add.
1979 (__gthread_getspecific): Add.
1980 (__gthread_setspecific): Add.
1982 2008-05-05 Andrew Pinski <Andrew.Pinski@playstation.sony.com>
1984 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): If we have
1985 the same size types for the indirect reference on the rhs, then
1988 2008-05-05 Uros Bizjak <ubizjak@gmail.com>
1990 * config/i386/i386.md
1991 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit): Use only
1992 one insn template instead of template series.
1993 (*xordi_1_rex64): Ditto.
1994 (*xordi_2_rex64): Ditto.
1996 2008-05-05 Ira Rosen <irar@il.ibm.com>
1998 PR tree-optimization/36119
1999 * tree-vect-transform.c (vectorizable_assignment): Set NCOPIES to 1
2002 2008-06-04 Jan Hubicka <jh@suse.cz>
2004 tree-optimization/36100
2005 * tree-pass.h (pass_O0_always_inline): Declare.
2006 * ipa-inline.c (inline_transform): Remove dead code.
2007 (cgraph_gate_O0_always_inline, cgraph_O0_always_inline,
2008 pass_O0_always_inline): New.
2009 * passes.c (init_optimization_passes): Add pass_O0_always_inline.
2011 2008-05-04 Kai Tietz <kai.tietz@onevision.com>
2013 * config/i386/i386.c (x86_output_mi_thunk): Use movq alternative
2014 mnemonic in this_param move for TARGET_64BIT.
2016 2008-05-04 Uros Bizjak <ubizjak@gmail.com>
2018 * config/i386/i386.md (*strmovsi_1): Simplify asm alternatives.
2019 (*strmovsi_rex_1): Ditto.
2020 (*strsetsi_1): Ditto.
2021 (*strsetsi_rex_1): Ditto.
2023 (add<mode>cc): Macroize expander from addqicc, addhicc, addsicc and
2024 adddicc expanders using SWI mode iterator.
2026 2008-05-04 H.J. Lu <hongjiu.lu@intel.com>
2029 * config/i386/i386.c (ix86_expand_special_args_builtin): Remove three
2032 2008-05-04 David S. Miller <davem@davemloft.net>
2034 * config.gcc (sparc*-*-*): Always set need_64bit_hwint to yes.
2035 (sparc*-*-linux*): Use linux.h in tm_file.
2036 (sparc-*-linux*): If 'enabled_targets' is 'all', build a bi-arch
2037 compiler defaulting to 32-bit.
2038 (sparc*-*-*): Remove explicit target settings of need_64bit_hwint,
2040 * config/sparc/linux.h: Remove definitions now obtained
2041 properly from linux.h
2042 * config/sparc/linux64.h: Likewise.
2043 (ASM_CPU_DEFAULT_SPEC): Change this to ASM_CPU64_DEFAULT_SPEC, we
2044 don't want this setting for 32-bit builds in a biarch compiler.
2045 * doc/install.texi: Add sparc-linux to list of targets
2046 supporting --enable-targets=all.
2048 2008-05-03 Andrew Pinski <pinskia@gmail.com>
2050 * Makefile.in (tree-ssa-phiprop.o): Fix dependencies.
2052 2008-05-03 H.J. Lu <hongjiu.lu@intel.com>
2054 * config/i386/i386.c (ix86_builtin_type): Move V4SI_FTYPE_V4SF
2055 after V4SI_FTYPE_V8HI.
2056 (ix86_init_mmx_sse_builtins): Move case V4HI_FTYPE_V4HI after
2057 case V4SI_FTYPE_V2DF.
2059 2008-05-03 Kenneth Zadeck <zadeck@naturalbridge.com>
2061 * doc/invoke.texi (max-flow-memory-locations): Removed.
2062 * params.def (PARAM_MAX_FLOW_MEMORY_LOCATIONS): Removed.
2064 2008-05-03 Richard Guenther <rguenther@suse.de>
2067 * opts.c (set_Wstrict_aliasing): Handle the turn-off case.
2069 2008-05-02 David S. Miller <davem@davemloft.net>
2071 * config.gcc (need_64bit_hwint): Document libcpp dependency.
2073 2008-05-02 Simon Baldwin <simonb@google.com>
2076 * c-common.h (warn_array_subscript_range): Removed.
2077 * c-common.c (warn_array_subscript_range): Ditto.
2078 * tree-vrp.c (check_array_ref): Revert to ignoring arrays with size 2.
2079 * c-typeck.c (build_array_ref): Remove warn_array_subscript_range.
2081 2008-05-02 H.J. Lu <hongjiu.lu@intel.com>
2083 * config/i386/i386.c (ix86_special_builtin_type): New.
2084 (bdesc_special_args): Likewise.
2085 (ix86_expand_special_args_builtin): Likewise.
2086 (ix86_init_mmx_sse_builtins): Updated.
2087 (ix86_expand_builtin): Updated.
2088 (ix86_expand_store_builtin): Removed.
2089 (ix86_expand_unop_builtin): Likewise.
2091 * config/i386/mm3dnow.h (__v2sf): Moved to ...
2092 * config/i386/mmintrin.h (__v2sf): Here.
2094 * config/i386/xmmintrin.h (_mm_loadh_pi): Replace __v2si with
2096 (_mm_loadl_pi): Likewise.
2097 (_mm_storeh_pi): Replace __v2si with __v2sf.
2098 (_mm_storel_pi): Likewise.
2100 * doc/extend.texi: Correct __builtin_ia32_loadhps,
2101 __builtin_ia32_loadlps, __builtin_ia32_storehps,
2102 __builtin_ia32_storelps, __builtin_ia32_loadhpd and
2103 __builtin_ia32_loadlpd.
2105 2008-05-02 H.J. Lu <hongjiu.lu@intel.com>
2107 * config/i386/i386.c (ix86_builtin_type): Add FLOAT_FTYPE_FLOAT,
2108 V4SF_FTYPE_V4SF_VEC_MERGE and V2DF_FTYPE_V2DF_VEC_MERGE.
2109 (bdesc_args): Updated. Add scalar SSE builtins with vec_merge.
2110 (ix86_init_mmx_sse_builtins): Updated.
2111 (ix86_expand_args_builtin): Likewise.
2112 (ix86_expand_builtin): Likewise.
2113 (ix86_expand_unop1_builtin): Renamed to ...
2114 (ix86_expand_unop_vec_merge_builtin): This.
2116 2008-05-01 Jan Hubicka <jh@suse.cz>
2119 * ipa-inline.c (inline_generate_summary): Make static.
2120 (inline_transform): Do not call inlining at -O0; make static.
2121 * passes.c (execute_todo): Add sanity check.
2122 (execute_one_ipa_transform_pass): Execute proper flags.
2124 2008-05-01 Eric Botcazou <ebotcazou@adacore.com>
2126 * tree.h (TYPE_NONALIASED_COMPONENT): Expand comment.
2127 (DECL_NONADDRESSABLE_P): Likewise.
2128 * alias.c (record_component_aliases): Fix comment.
2130 2008-05-01 Simon Baldwin <simonb@google.com>
2132 * c-common.h (warn_array_subscript_range): New function.
2133 * c-common.c (warn_array_subscript_range): Ditto.
2134 * tree-vrp.c (check_array_ref): Corrected code to agree with
2135 comment, ignoring only arrays of size 0 or size 1.
2136 * c-typeck.c (build_array_ref): Call warn_array_subscript_range.
2138 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
2140 * config/i386/i386.c (ix86_builtin_type): Replace
2141 DI_FTYPE_DI_DI_INT with V1DI2DI_FTYPE_V1DI_V1DI_INT.
2142 (bdesc_args): Updated.
2143 (ix86_init_mmx_sse_builtins): Likewise.
2144 (ix86_expand_args_builtin): Likewise.
2146 * config/i386/tmmintrin.h (_mm_alignr_pi8): Replace long long
2149 * doc/extend.texi: Correct __builtin_ia32_palignr.
2151 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
2154 * config/i386/i386.c (bdesc_crc32): Removed.
2155 (ix86_expand_crc32): Likewise.
2156 (ix86_builtin_type): Replace V2DI2TI_FTYPE_V2DI2TI_INT with
2157 V2DI2TI_FTYPE_V2DI_INT, V2DI2TI_FTYPE_V2DI2TI_V2DI2TI_INT with
2158 V2DI2TI_FTYPE_V2DI_V2DI_INT. Add UINT64_FTYPE_UINT64_UINT64,
2159 UINT_FTYPE_UINT_UINT, UINT_FTYPE_UINT_USHORT and
2160 UINT_FTYPE_UINT_UCHAR.
2161 (bdesc_args): Updated. Add crc32 builtins.
2162 (ix86_init_mmx_sse_builtins): Updated.
2163 (ix86_expand_args_builtin): Updated to support subreg.
2165 * doc/extend.texi: Correct __builtin_ia32_crc32di.
2167 2008-05-01 Jan Hubicka <jh@suse.cz>
2169 * tree-pass.h (opt_pass): Add IPA_PASS.
2170 (varpool_node, cgraph_node): Forward declare.
2171 (ipa_opt_pass): Define.
2172 (pass_ipa_inline): Turn into ipa_opt_pass.
2173 (pass_apply_inline): Remove.
2174 * ipa-inline.c (pass_ipa_inline): Turn into ipa_opt_pass.
2175 (apply_inline): Turn into ....
2176 (inline_transform): ... this one.
2177 (inline_generate_summary): New function.
2178 (pass_apply_inline): Remove.
2179 * function.h (ipa_opt_pass): Forward declare structure; typedef;
2181 (struct function): Add ipa_transforms_to_apply.
2182 * passes.c (register_one_dump_file): Work on IPA_PASS.
2183 (init_optimization_passes): Remove pass_inline_parameters and
2185 (pass_init_dump_file, pass_fini_dump_file): Break out from ....
2186 (execute_one_pass) ... here; apply transforms when possible.
2187 (add_ipa_transform_pass, execute_ipa_summary_asses,
2188 execute_one_ipa_transform_pass): New.
2189 (execute_ipa_pass_list): Update for IPA_PASS type.
2191 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
2193 * config/i386/i386.c (ix86_builtin_type): Add
2194 V2DI_FTYPE_V2DI_V16QI, V2DI_FTYPE_V2DI_UINT_UINT and
2195 V2DI_FTYPE_V2DI_V2DI_UINT_UINT.
2196 (bdesc_args): Add SSE4a builtins.
2197 (ix86_init_mmx_sse_builtins): Updated.
2198 (ix86_expand_args_builtin): Likewise.
2199 (ix86_expand_builtin): Likewise.
2201 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
2203 * config/i386/i386.c (ix86_builtin_type): Add
2204 V8HI_FTYPE_V8HI_V8HI_COUNT, V8HI_FTYPE_V8HI_SI_COUNT,
2205 V4SI_FTYPE_V4SI_V4SI_COUNT, V4SI_FTYPE_V4SI_SI_COUNT,
2206 V4HI_FTYPE_V4HI_V4HI_COUNT, V4HI_FTYPE_V4HI_SI_COUNT,
2207 V2DI_FTYPE_V2DI_V2DI_COUNT, V2DI_FTYPE_V2DI_SI_COUNT,
2208 V2SI_FTYPE_V2SI_V2SI_COUNT, V2SI_FTYPE_V2SI_SI_COUNT,
2209 V1DI_FTYPE_V1DI_V1DI_COUNT, V1DI_FTYPE_V1DI_SI_COUNT,
2210 V8HI_FTYPE_V8HI_INT, V4SI_FTYPE_V4SI_INT, V4HI_FTYPE_V4HI_INT,
2211 V2DI2TI_FTYPE_V2DI2TI_INT, V2DI2TI_FTYPE_V2DI2TI_V2DI2TI_INT
2212 and DI_FTYPE_DI_DI_INT.
2213 (bdesc_args): Add MMX/SSE shift, shuffle and palignr builtins.
2214 (ix86_init_mmx_sse_builtins): Updated.
2215 (ix86_expand_args_builtin): Likewise.
2216 (ix86_expand_builtin): Likewise.
2217 (ix86_expand_binop_imm_builtin): Removed.
2219 * doc/extend.texi: Correct __builtin_ia32_palignr128.
2221 2008-04-30 Richard Guenther <rguenther@suse.de>
2223 PR tree-optimization/32921
2224 * tree-ssa-loop-im.c (mem_refs_may_alias_p): Disambiguate with TBAA.
2226 2008-04-30 Richard Sandiford <rsandifo@nildram.co.uk>
2228 * config/arm/arm.c (arm_unwind_emit): Use
2229 crtl->all_throwers_are_sibcalls instead of
2230 cfun->all_throwers_are_sibcalls.
2231 (arm_output_fn_unwind): Likewise.
2232 * config/frv/frv.c (frv_stack_info): Use crtl->uses_pic_offset_table
2233 instead of cfun->uses_pic_offset_table.
2234 (frv_expand_prologue): Likewise.
2235 (frv_frame_pointer_required): Likewise.
2236 (frv_expand_fdpic_call): Likewise.
2237 (frv_emit_movsi): Likewise.
2238 * config/iq2000/iq2000.c (iq2000_expand_prologue): Use
2239 cfun->returns_pcc_struct instead of
2240 current_function_returns_pcc_struct.
2241 * config/m32c/m32c.c (need_to_save): Use crtl->calls_eh_return
2242 instead of cfun->calls_eh_return.
2243 (m32c_pushm_popm): Likewise.
2244 * config/xtensa/xtensa.h (cfun->calls_alloca): Remove bogus
2245 "extern" declaration.
2247 2008-04-30 Richard Guenther <rguenther@suse.de>
2249 PR tree-optimization/21636
2250 * tree-ssa-ccp.c (ccp_fold): Handle &p->x with p being a
2252 (evaluate_stmt): Print the likely value.
2253 (ccp_visit_stmt): Avoid excessive vertical spacing.
2255 2008-04-30 Rafael Espindola <espindola@google.com>
2257 * builtins.c (fold_call_expr): Return realret.
2258 * tree-ssa-threadedge.c
2259 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
2260 __builtin_object_size.
2262 2008-04-30 Seongbae Park <seongbae.park@gmail.com>
2264 * gcc.c (wrapper_string): New variable.
2265 (insert_wrapper): New function.
2266 (execute): New option -wrapper.
2267 * doc/invoke.texi (Overall Options): New driver option -wrapper.
2269 2008-04-30 Nathan Froyd <froydnj@codesourcery.com>
2271 * config/rs6000/crtresgpr.asm, config/rs6000/crtresxgpr.asm,
2272 config/rs6000/crtsavgpr.asm, config/rs6000/crtresfpr.asm,
2273 config/rs6000/crtresxfpr.asm, config/rs6000/crtsavfpr.asm: Break out
2275 * config/rs6000/crtsavres.asm: ...here. Remove unneeded file.
2276 * config/rs6000/e500crtres32gpr.asm, config/rs6000/e500crtres64gpr.asm,
2277 config/rs6000/e500crtres64gprctr.asm,
2278 config/rs6000/e500crtrest32gpr.asm, config/rs6000/e500crtrest64gpr.asm,
2279 config/rs6000/e500crtresx32gpr.asm, config/rs6000/e500crtresx64gpr.asm,
2280 config/rs6000/e500crtsav32gpr.asm, config/rs6000/e500crtsav64gpr.asm,
2281 config/rs6000/e500crtsav64gprctr.asm,
2282 config/rs6000/e500crtsavg32gpr.asm, config/rs6000/e500crtsavg64gpr.asm,
2283 config/rs6000/e500crtsavg64gprctr.asm: New files.
2284 * config/rs6000/t-ppccomm: Add build rules for new files.
2285 (LIB2FUNCS_STATIC_EXTRA): Add new files.
2286 * config/rs6000/t-netbsd: Add build rules for new files.
2287 (LIB2FUNCS_STATIC_EXTRA): New variable.
2288 * config/rs6000/sysv4.h (ENDFILE_SPEC): Don't include crtsavres.o
2289 (CRTSAVRES_DEFAULT_SPEC): Likewise.
2290 * config/rs6000/netbsd.h (ENDFILE_SPEC): Likewise.
2292 2008-04-30 H.J. Lu <hongjiu.lu@intel.com>
2294 * config/i386/i386.c (ix86_builtin_type): Add
2295 FLOAT128_FTYPE_FLOAT128_FLOAT128, V16QI_FTYPE_V16QI_V16QI,
2296 V16QI_FTYPE_V8HI_V8HI, V8QI_FTYPE_V8QI_V8QI,
2297 V8QI_FTYPE_V4HI_V4HI, V8HI_FTYPE_V8HI_V8HI,
2298 V8HI_FTYPE_V16QI_V16QI, V8HI_FTYPE_V4SI_V4SI,
2299 V4SI_FTYPE_V4SI_V4SI, V4SI_FTYPE_V8HI_V8HI,
2300 V4SI_FTYPE_V4SF_V4SF, V4SI_FTYPE_V2DF_V2DF,
2301 V4HI_FTYPE_V4HI_V4HI, V4HI_FTYPE_V8QI_V8QI,
2302 V4HI_FTYPE_V2SI_V2SI, V4SF_FTYPE_V4SF_V4SF,
2303 V4SF_FTYPE_V4SF_V4SF_SWAP, V4SF_FTYPE_V4SF_V2SI,
2304 V4SF_FTYPE_V4SF_V2DF, V4SF_FTYPE_V4SF_DI,
2305 V4SF_FTYPE_V4SF_SI, V2DI_FTYPE_V2DI_V2DI,
2306 V2DI_FTYPE_V16QI_V16QI, V2DI_FTYPE_V4SI_V4SI,
2307 V2DI_FTYPE_V2DF_V2DF, V2SI_FTYPE_V2SI_V2SI,
2308 V2SI_FTYPE_V4HI_V4HI, V2SI_FTYPE_V2SF_V2SF,
2309 V2DF_FTYPE_V2DF_V2DF, V2DF_FTYPE_V2DF_V2DF_SWAP,
2310 V2DF_FTYPE_V2DF_V4SF, V2DF_FTYPE_V2DF_DI,
2311 V2DF_FTYPE_V2DF_SI, V2SF_FTYPE_V2SF_V2SF,
2312 V1DI_FTYPE_V1DI_V1DI, V1DI_FTYPE_V8QI_V8QI and
2313 V1DI_FTYPE_V2SI_V2SI.
2314 (bdesc_2arg): Moved to ...
2316 (ix86_init_mmx_sse_builtins): Updated.
2317 (ix86_expand_args_builtin): Updated. Take a pointer
2318 to const struct builtin_description. Handle comparison
2320 (ix86_expand_sse_compare): Take a new argument for swapping operands.
2321 (ix86_expand_builtin): Updated.
2323 * config/i386/sse.md (ssse3_pmaddubswv8hi3): Renamed to ...
2324 (ssse3_pmaddubsw128): This.
2325 (ssse3_pmaddubswv4hi3): Renamed to ...
2326 (ssse3_pmaddubsw): This.
2328 * doc/extend.texi (__builtin_ia32_packsswb128): Correct prototype.
2329 (__builtin_ia32_packssdw128): Likewise.
2330 (__builtin_ia32_packuswb128): Likewise.
2331 (__builtin_ia32_pmaddubsw): Likewise.
2332 (__builtin_ia32_pmaddubsw128): Likewise.
2334 2008-04-30 Richard Guenther <rguenther@suse.de>
2336 PR tree-optimization/14847
2337 * tree-ssa-ifcombine.c (get_name_for_bit_test): New helper function.
2338 (recognize_bits_test): Use it.
2339 (recognize_single_bit_test): Likewise.
2341 2008-04-30 Martin Jambor <mjambor@suse.cz>
2343 * ipa-cp.c (ipcp_init_stage): Calls ipa_set_called_with_variable_arg
2344 instead of setting number of formal parameters to zero.
2345 (ipcp_init_stage): Do not set the number of actual parameters to zero
2347 (ipcp_propagate_stage): Explicitly skipping all calls to nodes
2348 which are called with variable number of arguments.
2349 (ipcp_insert_stage): Explicitely skipping all nodes which are
2350 called with variable number of arguments.
2351 (ipcp_callsite_param_print): Skipps callsites to nodes with varaible
2352 number of parameters.
2354 * ipa-prop.h (struct ipa_node_params): Added flag
2355 called_with_var_arguments
2356 (ipa_set_param_count): Added. Changed sole setter to use it.
2357 (ipa_get_param_count): Added. All readers of param_count
2358 converted to use it instead.
2359 (ipa_set_called_with_variable_arg): Added.
2360 (ipa_is_called_with_var_arguments): Added.
2361 (ipa_get_ith_param): Added. All readers of param_decls converted
2363 (ipa_set_cs_argument_count): Added, sole writer to argument_count
2365 (ipa_get_cs_argument_count): Added, all readers of argument_count
2367 (ipa_get_ith_jump_func): Added. Accessors of jump values changed
2370 * ipa-prop.h (struct ipcp_formal): Renamed to ipcp_lattice
2371 (struct ipcp_lattice): Renamed cval_type to type
2372 (struct ipa_node_params): ipcp_cval renamed to ipcp_lattices
2374 * ipa-cp.c (ipcp_cval_get_cvalue): Changed return value to tree
2375 (ipcp_cval_set_cvalue): Changed type of parameter value to tree
2376 (ipcp_insert_stage): Changed the type of variable cvalue to tree
2377 (ipcp_replace_map_create): Changed the type of parameter cvalue to tree
2378 (build_const_val): Changed the type of parameter cvalue to tree
2379 (ipcp_propagate_const): Changed the type of parameter cvalue to tree
2380 (ipcp_method_cval_set_cvalue_type): Renamed parameter cval_type1 to type
2382 * ipa-prop.h (struct ipcp_formal): Replaced cvalue with tree called
2385 * ipa-prop.c (ipa_methodlist_init): Renamed to ipa_init_func_list
2386 (ipa_methodlist_not_empty): Removed, the sole user now checks directly
2387 (ipa_add_method): Renamed to ipa_push_func_to_list
2388 (ipa_remove_method): Renamed to ipa_pop_func_from_list
2389 (ipa_callsite_param_count): Removed.
2390 (ipa_callsite_param_count_set): Removed.
2391 (ipa_callsite_param): Removed.
2392 (ipa_callsite_callee): Removed.
2393 (ipa_callsite_compute_param): Renamed to ipa_compute_jump_functions
2394 (ipa_callsite_compute_count): Renamed to ipa_count_arguments
2395 (ipa_method_formal_count): Removed.
2396 (ipa_method_formal_count_set): Removed.
2397 (ipa_method_get_tree): Removed.
2398 (ipa_method_tree_map_create): Removed.
2399 (ipa_method_compute_tree_map): Renamed to ipa_create_param_decls_array
2400 (ipa_create_param_decls_array): Creates the array itself
2401 (ipa_create_param_decls_array): Temporary variable info instead of
2403 (ipa_method_formal_compute_count): Renamed to ipa_count_formal_params
2404 (ipa_method_compute_modify): Renamed to ipa_detect_param_modifications
2405 (get_type): Removed.
2406 (ipa_jf_get_info_type): Removed.
2407 (ipa_node_create): Renamed to ipa_create_node_params
2408 (ipa_free): Renamed to ipa_free_all_node_params
2409 (ipa_nodes_create): Renamed to ipa_create_all_node_params
2410 (ipa_edges_create): Renamed to ipa_create_all_edge_args
2411 (ipa_edges_free): Renamed to ipa_free_all_edge_args
2412 (ipa_nodes_free): Integrated into ipa_free_all_node_params and removed
2413 (ipa_free_all_node_params): Deallocation to jump_functions moved to
2414 ipa_free_all_edge_args
2415 (ipa_method_tree_print): Renamed to ipa_print_all_tree_maps
2416 (ipa_method_modify_print): Renamed to ipa_print_all_params_modified
2417 (ipa_create_methodlist_node): Removed.
2418 (ipa_methodlist_method): Removed.
2419 (ipa_methodlist_method_set): Removed.
2420 (ipa_methodlist_next_method): Removed.
2421 (ipa_methodlist_next_method_set): Removed.
2422 (ipa_method_is_modified): Removed.
2423 (ipa_method_modify_create): Removed.
2424 (ipa_method_modify_init): Temporary variable info instead of a few
2426 (ipa_detect_param_modifications): Temporary variable info instead of
2428 (ipa_compute_jump_functions): Temporary variable info instead of
2430 (ipa_method_modify_set): Removed.
2431 (ipa_method_tree_map): Renamed to ipa_get_param_decl_index
2432 (ipa_get_param_decl_index): Now accepts struct ipa_node_params rather
2433 than craph_node as the first parameter.
2434 (ipa_method_modify_stmt): Renamed to ipa_check_stmt_modifications
2435 (ipa_method_modify_init): Removed.
2436 (ipa_compute_jump_functions): Added a temp variable instead of
2437 repeatadly dereferencing the cgraph_edge.aux pointer
2438 (ipa_callsite_param_set_type): Removed.
2439 (ipa_compute_jump_functions): i renamed to index and moved to
2441 (ipa_callsite_param_set_info_type_formal): Removed.
2442 (ipa_callsite_param_set_info_type): Removed.
2443 (ipa_callsite_param_map_create): Removed.
2444 (ipa_callsite_tree): Removed.
2445 (ipa_callsite_caller): Removed.
2446 (ipa_pop_func_from_list): return_method removed to return_func
2448 * ipa-prop.h (enum cvalue_type): Renamed to ipa_lattice_type,
2449 prefixed all values with IPA_. Changed all users.
2450 (enum jump_func_type): Rnamed UNKNOWN_IPATYPE to IPA_UNKNOWN,
2451 CONST_IPATYPE to IPA_CONST, CONST_IPATYPE_REF to IPA_CONST_REF
2452 and FORMAL_IPATYPE IPA_PASS_THROUGH.
2453 (union parameter_info): Renamed to jump_func_value.
2454 (union jump_func_value): Renamed value to constant
2455 (struct ipa_jump_func): Renamed info_type to value
2456 (struct ipa_node): Renamed to ipa_node_params
2457 (struct ipa_node_params): Renamed ipa_arg_num to param_count
2458 (struct ipa_node_params): Renamed ipa_param_tree to param_decls
2459 (struct ipa_node_params): Renamed ipa_mod to modified_flags
2460 (struct ipa_edge): Renamed to ipa_edge_args
2461 (struct ipa_edge_args): Renamed ipa_param_num to argument_count
2462 (struct ipa_edge_args): Renamed ipa_param_map to jump_functions
2463 (struct ipa_methodlist): Renamed to ipa_func_list
2464 (struct ipa_func_list): method_p renamed to node, next_method
2466 (ipa_methodlist_p): Removed, switched all users to struct pointer
2467 (IS_VALID_TREE_MAP_INDEX): Renamed to IS_VALID_JUMP_FUNC_INDEX
2469 2008-04-30 Alan Modra <amodra@bigpond.net.au>
2471 * config/rs6000/rs6000.c (ALWAYS_RESTORE_ALTIVEC_BEFORE_POP): Define.
2472 (rs6000_emit_epilogue): Use backchain to restore only when we
2473 have a large frame. Make use of frame pointer to restore if we
2474 have one. Handle ALWAYS_RESTORE_ALTIVEC_BEFORE_POP.
2476 2008-04-29 Paolo Bonzini <bonzini@gnu.org>
2478 * config/avr/avr.md (*sbrx_branch, *sbix_branch, *sbix_branch_tmp):
2479 Add mode to zero_extract.
2480 (sign bit tests peepholes): (Ditto.).
2482 2008-04-29 H.J. Lu <hongjiu.lu@intel.com>
2484 * config/i386/i386.c (ix86_builtins): Replace Prescott New
2485 Instructions in comments with SSE3.
2486 (ix86_builtin_type): This. Add FLOAT128_FTYPE_FLOAT128,
2487 INT64_FTYPE_V4SF, INT64_FTYPE_V2DF, INT_FTYPE_V16QI,
2488 INT_FTYPE_V8QI, INT_FTYPE_V4SF, INT_FTYPE_V2DF,
2489 V16QI_FTYPE_V16QI, V8HI_FTYPE_V8HI, V8HI_FTYPE_V16QI,
2490 V8QI_FTYPE_V8QI, V4SI_FTYPE_V4SI, V4SI_FTYPE_V16QI,
2491 V4SI_FTYPE_V4SF, V4SI_FTYPE_V8HI, V4SI_FTYPE_V2DF,
2492 V4HI_FTYPE_V4HI, V4SF_FTYPE_V4SF, V4SF_FTYPE_V4SI,
2493 V4SF_FTYPE_V2DF, V2DI_FTYPE_V2DI, V2DI_FTYPE_V16QI,
2494 V2DI_FTYPE_V8HI, V2DI_FTYPE_V4SI, V2DF_FTYPE_V2DF,
2495 V2DF_FTYPE_V4SI, V2DF_FTYPE_V4SF, V2DF_FTYPE_V2SI,
2496 V2SI_FTYPE_V2SI, V2SI_FTYPE_V4SF, V2SI_FTYPE_V2SF,
2497 V2SI_FTYPE_V2DF, V2SF_FTYPE_V2SF and V2SF_FTYPE_V2SI.
2498 (bdesc_sse_args): Renamed to ...
2499 (bdesc_args): This. Add IX86_BUILTIN_PF2ID, IX86_BUILTIN_PFRCP,
2500 IX86_BUILTIN_PFRSQRT, IX86_BUILTIN_PI2FD, IX86_BUILTIN_PF2IW,
2501 IX86_BUILTIN_PSWAPDSI, IX86_BUILTIN_PSWAPDSF and
2503 (bdesc_1arg): Moved to ...
2505 (ix86_init_mmx_sse_builtins): Updated. Replace Prescott New
2506 Instructions in comments with SSE3.
2507 (ix86_expand_sse_operands_builtin): Renamed to ...
2508 (ix86_expand_args_builtin): This. Updated.
2509 (ix86_expand_unop1_builtin): Update comments.
2510 (ix86_expand_builtin): Updated.
2512 2008-04-29 Richard Guenther <rguenther@suse.de>
2514 PR tree-optimization/36078
2515 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely):
2516 Update virtual SSA form after cleaning up the CFG.
2518 2008-04-29 Richard Guenther <rguenther@suse.de>
2521 * fold-const.c (fold_binary): Fold (A + A) * C to A * 2*C.
2523 2008-04-29 Richard Guenther <rguenther@suse.de>
2525 * tree-ssa-alias.c (finalize_ref_all_pointers): Remove.
2526 (compute_may_aliases): Do not call finalize_ref_all_pointers.
2527 (compute_flow_insensitive_aliasing): Do not treat
2528 PTR_IS_REF_ALL pointers special.
2529 (get_smt_for): Likewise.
2530 (may_alias_p): Re-structure.
2531 (is_escape_site): A ref-all pointer conversion is not an escape site.
2532 * tree-ssa-structalias.c (find_what_p_points_to): Do not treat
2533 PTR_IS_REF_ALL pointers special.
2534 * tree-ssa-structalias.h (struct alias_info): Remove
2535 ref_all_symbol_mem_tag field.
2536 (PTR_IS_REF_ALL): Remove.
2538 2008-04-29 Richard Guenther <rguenther@suse.de>
2541 * fold-const.c (extract_muldiv_1): In combining division constants
2542 make sure to never overflow.
2544 2008-04-29 Nick Clifton <nickc@redhat.com>
2546 * doc/tm.texi (RETURN_ADDR_RTX): Fix typo.
2548 2008-04-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2551 * optc-gen.awk: Work around HP-UX/IA awk bug.
2553 2008-04-28 Danny Smith <dannysmith@users.sourceforge.net>
2555 * config/i386/cygming-crtend.c (register_frame_ctor): Revert my
2558 2008-04-28 Uros Bizjak <ubizjak@gmail.com>
2561 * config/i386/i386.md
2562 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit):
2563 Change operand 1 predicate to nonimmediate_operand.
2565 2008-04-28 Jakub Jelinek <jakub@redhat.com>
2568 * dwarf2out.c (struct die_struct): Mark as chain_circular through
2570 * gengtype.c (walk_type, write_func_for_structure): Handle
2572 * doc/gty.texi: Document chain_circular.
2574 2008-04-28 Richard Guenther <rguenther@suse.de>
2576 PR tree-optimization/36066
2577 * tree-vrp.c (execute_vrp): Cleanup the CFG only after finalizing
2580 2008-04-28 Uros Bizjak <ubizjak@gmail.com>
2583 * config/i386/i386.md
2584 (floatdi<X87MODEF:mode>2_i387_with_xmm splitters):
2585 Use match_scratch instead of match_operand for operands 3 and 4.
2587 2008-04-27 Richard Guenther <rguenther@suse.de>
2589 PR tree-optimization/18754
2590 PR tree-optimization/34223
2591 * tree-pass.h (pass_complete_unrolli): Declare.
2592 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Print
2593 loop size before and after unconditionally of UL_NO_GROWTH in effect.
2594 Rewrite loop into loop closed SSA form if it is not already.
2595 (tree_unroll_loops_completely): Re-structure to iterate over
2596 innermost loops with intermediate CFG cleanups.
2597 Unroll outermost loops only if requested or the code does not grow
2599 * tree-ssa-loop.c (gate_tree_vectorize): Don't shortcut if no
2600 loops are available.
2601 (tree_vectorize): Instead do so here.
2602 (tree_complete_unroll): Also unroll outermost loops.
2603 (tree_complete_unroll_inner): New function.
2604 (gate_tree_complete_unroll_inner): Likewise.
2605 (pass_complete_unrolli): New pass.
2606 * tree-ssa-loop-manip.c (find_uses_to_rename_use): Only record
2607 uses outside of the loop.
2608 (tree_duplicate_loop_to_header_edge): Only verify loop-closed SSA
2609 form if it is available.
2610 * tree-flow.h (tree_unroll_loops_completely): Add extra parameter.
2611 * passes.c (init_optimization_passes): Schedule complete inner
2612 loop unrolling pass before the first CCP pass after final inlining.
2614 2008-04-27 Nathan Sidwell <nathan@codesourcery.com>
2616 * targhooks.h (default_emutls_var_fields,
2617 default_emutls_var_init): Declare.
2618 * tree.h (DECL_THREAD_LOCAL): Compare against TLS_MODEL_REAL.
2619 * target.h (struct gcc_target): Add struct emutls member.
2620 * target-def.h (TARGET_EMUTLS_GET_ADDRESS,
2621 TARGET_EMUTLS_REGISTER_COMMON, TARGET_EMUTLS_VAR_SECTION,
2622 TARGET_EMUTLS_TMPL_SECTION, TARGET_EMUTLS_VAR_PREFIX,
2623 TARGET_EMUTLS_TMPL_PREFIX, TARGET_EMUTLS_VAR_FIELDS,
2624 TARGET_EMUTLS_VAR_INIT, TARGET_EMUTLS_DEBUG_FORM_TLS_ADDRESS,
2625 TARGET_EMUTLS_VAR_ALIGN_FIXED, TARGET_EMUTLS): New.
2626 (TARGET_INITIALIZER): Add TARGET_EMUTLS.
2627 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS,
2628 BUILT_IN_EMUTLS_REGISTER_COMMON): Get name from targetm structure.
2629 * dwarf2out.c (loc_descriptor_from_tree_1): Check if emutls can
2630 emit debug information.
2631 * coretypes.h (tls_model): Add TLS_MODEL_EMULATED, TLS_MODEL_REAL.
2632 * varasm.c: Include targhooks.h.
2633 (emutls_object_section, emutls_tmpl_section): New.
2634 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): Remove.
2635 (EMUTLS_SEPARATOR): New.
2637 (get_emutls_object_name): New.
2638 (default_emutls_var_fields): New, broken out of ...
2639 (get_emutls_object_type): ... here. Adjust to use target hooks.
2640 (get_emutls_init_templ_addr): Adjust to use target hooks.
2641 (emutls_decl): Adjust to use target hooks.
2642 (emutls_finish): Likewise.
2643 (default_emutls_var_init): New, broken out of ...
2644 (assemble_variable): ... here. Adjust to use target hooks.
2645 * output.h (enum section_category): Add SECCAT_EMUTLS_VAR,
2647 * c-common.c (handle_section_attribute): Prevent overriding
2648 sections for emulated tls with special sections.
2649 * config/i386/i386.c (x86_64_elf_select_section): Add
2650 SECCAT_EMUTLS_VAR and SECCAT_EMUTLS_TMPL.
2651 (x86_64_elf_unique_section): Likewise.
2652 * config/vxworks.c: Include tree.h.
2653 (vxworks_emutls_var_fields, vxworks_emutls_var_init): New.
2654 (vxworks_override_options): Set TLS scheme.
2655 * doc/tm.texi (Emulated TLS): New node.
2657 2008-04-26 Simon Baldwin <simonb@google.com>
2660 * builtins.c (c_strlen): Suppressed multiple warnings that can occur
2661 with propagated string constants.
2663 2008-04-26 Uros Bizjak <ubizjak@gmail.com>
2665 * config/i386/i386.md (fix_trunc<mode>_i387_fisttp_with_temp): Use 'X'
2666 constraint for operand 2 when operand 0 is memory operand.
2667 (fix_truncdi_i387_with_temp): : Use 'X' constraint for operand 4 when
2668 operand 0 is memory operand.
2669 (fix_trunc<mode>_i387_with_temp): Ditto.
2670 (*floatsi<mode>2_vector_mixed_with_temp): Use 'X' constraint for
2671 operand 2 when operand 1 is memory operand.
2672 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_with_temp): Ditto.
2673 (*floatsi<mode>2_vector_sse_with_temp): Ditto.
2674 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_with_temp): Ditto.
2675 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
2676 (floatdi<X87MODEF:mode>2_i387_with_xmm): Use 'X' constraint for
2677 operands 2,3 and 4 when operand 1 is memory operand.
2678 (fistdi2_with_temp): Use 'X' constraint for operand 2 when operand 0
2680 (fistdi2_floor_with_temp): Ditto.
2681 (fist<mode>2_floor_with_temp): Ditto.
2682 (fistdi2_ceil_with_temp): Ditto.
2683 (fist<mode>2_ceil_with_temp): Ditto.
2684 (*truncdfsf_fast_mixed): Merge alternatives 0 and 1.
2686 2008-04-26 David Daney <ddaney@avtrex.com>
2688 * config/mips/mips.md (UNSPEC_COMPARE_AND_SWAP_12): New
2690 (UNSPEC_SYNC_OLD_OP, UNSPEC_SYNC_NEW_OP, UNSPEC_SYNC_EXCHANGE,
2691 UNSPEC_MEMORY_BARRIER, UNSPEC_SET_GOT_VERSION,
2692 UNSPEC_UPDATE_GOT_VERSION): Renumber.
2693 (sync_compare_and_swap<mode>): New expand for QI and HI modes.
2694 (compare_and_swap_12): New insn.
2695 * config/mips/mips-protos.h (mips_expand_compare_and_swap_12): Declare.
2696 * config/mips/mips.c (mips_force_binary): New function.
2697 (mips_emit_int_order_test, mips_expand_synci_loop): Use it.
2698 (mips_expand_compare_and_swap_12): New function.
2699 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP_12): New macro.
2701 2008-04-25 Jan Hubicka <jh@suse.cz>
2704 * cfgexpand.c (pass_expand): Turn into RTL pass.
2705 * passes.c (execute_one_pass): Do pass typechecking after execution.
2706 * tree-pass.h (pass_expand): Turn into RTL pass.
2708 * function.h (struct rtl_data): Move here fields
2709 accesses_prior_frames, calls_eh_return, saves_all_registers,
2710 has_nonlocal_goto, has_asm_statement, is_thunk,
2711 all_throwers_are_sibcalls, limit_stack, profile, uses_const_pool,
2712 uses_pic_offset_table, uses_eh_lsda, tail_call_emit,
2713 arg_pointer_save_area_init from struct function; turn into bool.
2714 (struct function): Move
2715 calls_eh_return, saves_all_registers, has_nonlocal_goto,
2716 has_asm_statement, is_thunk, all_throwers_are_sibcalls, limit_stack,
2717 profile, uses_const_pool, uses_pic_offset_table, uses_eh_lsda,
2718 tail_call_emit, arg_pointer_save_area_init
2719 into struct rtl_data. Remove recursive_call_emit and gimplified flags.
2720 (current_function_returns_struct, current_function_returns_pcc_struct,
2721 current_function_calls_setjmp, current_function_calls_alloca,
2722 current_function_accesses_prior_frames,
2723 current_function_calls_eh_return, current_function_is_thunk,
2724 current_function_stdarg, current_function_profile,
2725 current_function_limit_stack, current_function_uses_pic_offset_table,
2726 current_function_uses_const_pool, current_function_has_nonlocal_label,
2727 current_function_saves_all_registers,
2728 current_function_has_nonlocal_goto,
2729 current_function_has_asm_statement): Remove accesor macros.
2730 * ra-conflict.c (global_conflicts): Update.
2731 * tree-tailcall.c (suitable_for_tail_opt_p): Update.
2732 (suitable_for_tail_call_opt_p): Update.
2733 * builtins.c (expand_builtin_return_addr): Update.
2734 (expand_builtin_setjmp_setup): Update.
2735 (expand_builtin_nonlocal_goto): Update.
2736 * final.c (final_start_function): Update.
2737 (profile_function): Update.
2738 (leaf_function_p): Update.
2739 (only_leaf_regs_used): Update.
2740 * df-scan.c (df_get_exit_block_use_set): Update.
2741 * dojump.c (clear_pending_stack_adjust): Update.
2742 * tree-stdarg.c (gate_optimize_stdarg): Update.
2743 * gimple-low.c (lower_function_body): Update.
2744 * global.c (compute_regsets): Update.
2745 (global_alloc): Update.
2746 * dwarf2out.c (dwarf2out_begin_prologue): Update.
2747 * expr.c (expand_assignment): Update.
2748 * dse.c (dse_step0): Update.
2749 (dse_step1): Update.
2750 * c-decl.c (store_parm_decls): Update.
2751 * local-alloc.c (combine_regs): Update.
2752 (find_free_reg): Update.
2753 * function.c (assign_parms_augmented_arg_list): Update.
2754 (assign_parm_find_data_types): Update.
2755 (assign_parms): Update.
2756 (allocate_struct_function): Update.
2757 (expand_function_start): Update.
2758 (expand_function_end): Update.
2759 (get_arg_pointer_save_area): Update.
2760 (thread_prologue_and_epilogue_insns): Update.
2761 (rest_of_match_asm_constraints): Update.
2762 * stor-layout.c (variable_size): Update.
2763 * gcse.c (gcse_main): Update.
2764 (bypass_jumps): Update.
2765 * gimplify.c (gimplify_function_tree): Update.
2766 * calls.c (emit_call_1): Update.
2767 (expand_call): Update.
2768 * bt-load.c (compute_defs_uses_and_gen): Update.
2769 * except.c (sjlj_assign_call_site_values): Update.
2770 (sjlj_emit_function_enter): Update.
2771 (can_throw_external): Update.
2772 (set_nothrow_function_flags): Update.
2773 (expand_builtin_unwind_init): Update.
2774 (expand_eh_return): Update.
2775 (convert_to_eh_region_ranges): Update.
2776 (output_function_exception_table): Update.
2777 * emit-rtl.c (gen_tmp_stack_mem): Update.
2778 * cfgexpand.c (expand_used_vars): Update.
2779 (tree_expand_cfg): Update.
2780 * cfgcleanup.c (rest_of_handle_jump): Update.
2781 * explow.c (allocate_dynamic_stack_space): Update.
2782 * varasm.c (assemble_start_function): Update.
2783 (force_const_mem): Update.
2784 (mark_constant_pool): Update.
2785 * tree-optimize.c (tree_rest_of_compilation): Update.
2786 * stack-ptr-mod.c (notice_stack_pointer_modification): Update.
2787 * tree-cfg.c (notice_special_calls): Update.
2788 (is_ctrl_altering_stmt): Update.
2789 (tree_can_make_abnormal_goto): Update.
2790 (tree_purge_dead_abnormal_call_edges): Update.
2791 * config/alpha/predicates.md: Update.
2792 * config/alpha/alpha.c (alpha_sa_mask): Update.
2793 (alpha_sa_size): Update.
2794 (alpha_does_function_need_gp): Update.
2795 (alpha_expand_prologue): Update.
2796 (alpha_start_function): Update.
2797 (alpha_output_function_end_prologue): Update.
2798 (alpha_expand_epilogue): Update.
2799 * config/frv/frv.c (frv_stack_info): Update.
2800 (frv_expand_epilogue): Update.
2801 * config/s390/s390.c (s390_regs_ever_clobbered): Update.
2802 (s390_register_info): Update.
2803 (s390_frame_info): Update.
2804 (s390_init_frame_layout): Update.
2805 (s390_can_eliminate): Update.
2806 (save_gprs): Update.
2807 * config/spu/spu.c (spu_split_immediate): Update.
2808 (need_to_save_reg): Update.
2809 (spu_expand_prologue): Update.
2810 (spu_expand_epilogue): Update.
2811 * config/sparc/sparc.md: Update.
2812 * config/sparc/sparc.c (eligible_for_return_delay): Update.
2813 (sparc_tls_got): Update.
2814 (legitimize_pic_address): Update.
2815 (sparc_emit_call_insn): Update.
2816 (sparc_expand_prologue): Update.
2817 (output_return): Update.
2818 (print_operand): Update.
2819 (sparc_function_ok_for_sibcall): Update.
2820 * config/sparc/sparc.h (EXIT_IGNORE_STACK): Update.
2821 * config/m32r/m32r.md: Update.
2822 * config/m32r/m32r.c (MUST_SAVE_RETURN_ADDR): Update.
2823 (m32r_compute_frame_size): Update.
2824 (m32r_expand_prologue): Update.
2825 (m32r_expand_epilogue): Update.
2826 (m32r_legitimize_pic_address): Update.
2827 * config/m32r/m32r.h (FRAME_POINTER_REQUIRED): Update.
2828 * config/i386/linux.h (SUBTARGET_FRAME_POINTER_REQUIRED): Update.
2829 * config/i386/i386.c (ix86_frame_pointer_required): Update.
2831 (ix86_save_reg): Update.
2832 (ix86_compute_frame_layout): Update.
2833 (ix86_expand_prologue): Update.
2834 (ix86_expand_epilogue): Update.
2835 * config/sh/sh.c (output_stack_adjust): Update.
2836 (calc_live_regs): Update.
2837 (sh5_schedule_saves): Update.
2838 (sh_expand_prologue): Update.
2839 (sh_expand_epilogue): Update.
2840 (sh_setup_incoming_varargs): Update.
2841 (sh_allocate_initial_value): Update.
2842 (sh_get_pr_initial_val): Update.
2843 * config/sh/sh.h (SHMEDIA_REGS_STACK_ADJUST): Update.
2844 * config/sh/sh.md (label:): Update.
2845 * config/avr/avr.c (out_movhi_mr_r): Update.
2846 * config/crx/crx.h (enum): Update.
2847 * config/xtensa/xtensa.h (along): Update.
2848 * config/stormy16/stormy16.c Update.
2849 (xstormy16_compute_stack_layout): Update.
2850 * config/fr30/fr30.c (MUST_SAVE_RETURN_POINTER): Update.
2851 (fr30_expand_prologue): Update.
2852 * config/cris/cris.c (cris_conditional_register_usage): Update.
2853 (cris_reg_saved_in_regsave_area): Update.
2854 (cris_initial_frame_pointer_offset): Update.
2855 (cris_simple_epilogue): Update.
2856 (cris_expand_prologue): Update.
2857 (cris_expand_epilogue): Update.
2858 (cris_expand_pic_call_address): Update.
2859 (cris_asm_output_symbol_ref): Update.
2860 (cris_asm_output_label_ref): Update.
2861 * config/cris/cris.md Update.
2862 * config/iq2000/iq2000.c (compute_frame_size): Update.
2863 (iq2000_expand_epilogue): Update.
2864 * config/mt/mt.h (save_direction): Update.
2865 * config/mn10300/mn10300.c (mn10300_function_value): Update.
2866 * config/ia64/ia64.c (ia64_compute_frame_size): Update.
2867 (ia64_secondary_reload_class): Update.
2868 * config/m68k/m68k.c (m68k_save_reg): Update.
2869 (m68k_expand_prologue): Update.
2870 (m68k_expand_epilogue): Update.
2871 (legitimize_pic_address): Update.
2872 * config/rs6000/rs6000.c (rs6000_got_register): Update.
2873 (first_reg_to_save): Update.
2874 (first_altivec_reg_to_save): Update.
2875 (compute_vrsave_mask): Update.
2876 (compute_save_world_info): Update.
2877 (rs6000_stack_info): Update.
2878 (spe_func_has_64bit_regs_p): Update.
2879 (rs6000_ra_ever_killed): Update.
2880 (rs6000_emit_eh_reg_restore): Update.
2881 (rs6000_emit_allocate_stack): Update.
2882 (rs6000_emit_prologue): Update.
2883 (rs6000_emit_epilogue): Update.
2884 (rs6000_output_function_epilogue): Update.
2885 (output_profile_hook): Update.
2886 (rs6000_elf_declare_function_name): Update.
2887 * config/rs6000/rs6000.h (rs6000_args): Update.
2888 * config/rs6000/rs6000.md: Update.
2889 * config/mcore/mcore.c (mcore_expand_prolog): Update.
2890 * config/arc/arc.c (arc_output_function_epilogue): Update.
2891 * config/arc/arc.h (FRAME_POINTER_REQUIRED): Update.
2892 * config/darwin.c (machopic_function_base_name): Update.
2893 * config/score/score3.c (score3_compute_frame_size): Update.
2896 (score3_epilogue): Update.
2897 * config/score/score7.c (score7_compute_frame_size): Update.
2898 (score7_prologue): Update.
2899 (score7_epilogue): Update.
2900 * config/score/score.h (FRAME_POINTER_REQUIRED): Update.
2901 * config/arm/linux-elf.h (SUBTARGET_FRAME_POINTER_REQUIRED): Update.
2902 * config/arm/arm.c (use_return_insn): Update.
2903 (require_pic_register): Update.
2904 (arm_load_pic_register): Update.
2905 (arm_compute_save_reg0_reg12_mask): Update.
2906 (arm_compute_save_reg_mask): Update.
2907 (thumb1_compute_save_reg_mask): Update.
2908 (output_return_instruction): Update.
2909 (arm_output_function_prologue): Update.
2910 (arm_output_epilogue): Update.
2911 (arm_get_frame_offsets): Update.
2912 (arm_expand_prologue): Update.
2913 (thumb_pushpop): Update.
2914 (thumb_exit): Update.
2915 (thumb1_expand_prologue): Update.
2916 (thumb1_expand_epilogue): Update.
2917 (arm_unwind_emit): Update.
2918 (arm_output_fn_unwind): Update.
2919 * config/arm/arm.h (FRAME_POINTER_REQUIRED): Update.
2920 * config/arm/arm.md: Update.
2921 * config/pa/pa.md: Update.
2922 * config/pa/pa.c (legitimize_pic_address): Update.
2923 (compute_frame_size): Update.
2924 (hppa_expand_prologue): Update.
2925 (hppa_expand_epilogue): Update.
2926 (borx_reg_operand): Update.
2927 * config/pa/pa.h (FRAME_POINTER_REQUIRED): Update.
2928 (HARD_REGNO_RENAME_OK): Update.
2929 * config/mips/mips.c (mips_global_pointer): Update.
2930 (mips_save_reg_p): Update.
2931 (mips_compute_frame_info): Update.
2932 (mips_frame_pointer_required): Update.
2933 (mips_expand_prologue): Update.
2934 (mips_expand_epilogue): Update.
2935 (mips_can_use_return_insn): Update.
2936 (mips_reorg_process_insns): Update.
2937 * config/v850/v850.c (compute_register_save_size): Update.
2938 * config/mmix/mmix.h (FRAME_POINTER_REQUIRED): Update.
2939 * config/mmix/mmix.c (along): Update.
2940 (mmix_expand_epilogue): Update.
2941 * config/bfin/bfin.c (legitimize_pic_address): Update.
2942 (must_save_p): Update.
2943 (stack_frame_needed_p): Update.
2944 (add_to_reg): Update.
2945 (bfin_expand_prologue): Update.
2946 * stmt.c (expand_asm_operands): Update.
2947 * reload1.c (reload): Update.
2948 (init_elim_table): Update.
2950 2008-04-25 Bob Wilson <bob.wilson@acm.org>
2952 * optabs.c (expand_float): Fix REG_EQUAL for UNSIGNED_FLOAT libcall.
2954 2008-04-25 H.J. Lu <hongjiu.lu@intel.com>
2956 * config/i386/sse.md (mov<mode>): Replace SSEMODEI with SSEMODE.
2957 (*mov<mode>_internal): Likewise. Support V4SF and V2DF.
2958 (mov<mode>): Removed.
2959 (*movv4sf_internal): Likewise.
2960 (*movv2df_internal): Likewise.
2962 2008-04-25 Pompapathi V Gadad <Pompapathi.V.Gadad@nsc.com>
2964 * config.gcc (crx-*-elf): Remove deprecation.
2966 2008-04-25 Danny Smith <dannysmith@users.sourceforge.net>
2968 * config/i386/cygming-crtend.c (register_frame_ctor): Register
2969 __gcc_deregister_frame with atexit.
2970 (deregister_frame_dtor): Remove.
2972 2008-04-24 Nathan Froyd <froydnj@codesourcery.com>
2973 Nathan Sidwell <nathan@codesourcery.com>
2975 * config/rs6000/rs6000.opt (mspe): Remove Var property.
2977 * config/rs6000/rs6000.h (rs6000_spe): Declare.
2978 (rs6000_isel): Likewise.
2979 * config/rs6000/rs6000.c (rs6000_spe): New variable.
2980 (rs6000_isel): New variable.
2981 (rs6000_handle_option): Handle OPT_mspe and OPT_misel.
2983 2008-04-24 Jakub Jelinek <jakub@redhat.com>
2986 * c-common.c (handle_vector_size_attribute): Call
2987 lang_hooks.types.reconstruct_complex_type instead of
2988 reconstruct_complex_type.
2989 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Likewise.
2990 * config/spu/spu.c (spu_handle_vector_attribute): Likewise.
2991 * langhooks.h (struct lang_hooks_for_types): Add
2992 reconstruct_complex_type hook.
2993 * langhooks-def.h (LANG_HOOKS_RECONSTRUCT_COMPLEX_TYPE): Define.
2994 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add it.
2996 2008-04-24 Richard Guenther <rguenther@suse.de>
2998 * c-common.h (check_builtin_function_arguments): Declare.
2999 * c-common.c (validate_nargs): New function.
3000 (check_builtin_function_arguments): Likewise.
3001 * c-typeck.c (build_function_call): Call
3002 check_builtin_function_arguments.
3003 * builtins.c (fold_builtin_classify): Remove error reporting code.
3004 (fold_builtin_unordered_cmp): Likewise.
3005 (fold_builtin_1): Likewise.
3006 (fold_builtin_n): Likewise.
3008 2008-04-24 Jakub Jelinek <jakub@redhat.com>
3010 PR tree-optimization/36008
3011 * fold-const.c (try_move_mult_to_index): If s == NULL, divide
3012 the original op1, rather than delta by step.
3014 2008-04-22 Antoniu Pop <antoniu.pop@gmail.com>
3015 Sebastian Pop <sebastian.pop@amd.com>
3017 * tree-parloops.c (take_address_of, eliminate_local_variables_1,
3018 eliminate_local_variables_stmt, eliminate_local_variables,
3019 separate_decls_in_loop_name, separate_decls_in_loop_stmt,
3020 separate_decls_in_loop, gen_parallel_loop): Make them work on a region
3021 of code delimited by two edges in the CFG.
3022 (separate_decls_in_loop_name): Renamed separate_decls_in_region_name.
3023 (separate_decls_in_loop_stmt): Renamed separate_decls_in_region_stmt.
3024 (separate_decls_in_loop): Renamed separate_decls_in_region. Isolate
3025 the case of parallelisation of reductions.
3026 (expr_invariant_in_region_p): New.
3028 * tree-flow.h (gather_blocks_in_sese_region): Declared.
3029 * tree-cfg.c (gather_blocks_in_sese_region): Extern.
3031 2008-04-24 Ira Rosen <irar@il.ibm.com>
3032 Richard Guenther <rguenther@suse.de>
3034 PR tree-optimization/36034
3035 * tree-vect-analyze.c (vect_analyze_group_access): SLP is
3036 incapable of dealing with loads with gaps.
3038 2008-04-24 Rafael Espindola <espindola@google.com>
3040 * tree-flow.h (vrp_evaluate_conditional): Change signature.
3041 * tree-ssa-propagate.c (fold_predicate_in): Update call to
3042 vrp_evaluate_conditional.
3043 * tree-vrp.c (vrp_evaluate_conditional_warnv): Remove.
3044 (vrp_evaluate_conditional): Split the cond argument.
3045 (vrp_visit_cond_stmt): Use vrp_evaluate_conditional_warnv_with_ops.
3046 (simplify_stmt_for_jump_threading): Update call to
3047 vrp_evaluate_conditional.
3049 2008-04-24 Ira Rosen <irar@il.ibm.com>
3051 PR tree-optimization/35982
3052 * tree-vect-analyze.c (vect_check_interleaving): Check that the
3053 interleaved data-refs are of the same type.
3055 2008-04-24 Danny Smith <dannysmith@users.net>
3057 * c-format.c (check_format_info_main): Use strncmp rather than a
3058 magic prefix to handle multichar length specs.
3059 * config/i386/msformat-c.c (format_length_info ms_printf_length_specs):
3060 Don't prefix "I64" and "I32" with '\0'.
3062 2008-04-24 Jakub Jelinek <jakub@redhat.com>
3065 * config/i386/i386.c (init_cumulative_args): Don't pass anything
3066 in registers for -m32 only if stdarg_p (fntype).
3068 2008-04-24 Uros Bizjak <ubizjak@gmail.com>
3070 PR rtl-optimization/36006
3071 * expmed.c (store_fixed_bit_field): Copy op0 rtx before moving
3072 temp to op0 in order to avoid invalid rtx sharing.
3074 2008-04-23 Paolo Bonzini <bonzini@gnu.org>
3076 * tree-cfg.c (verify_expr): Check with is_gimple_address. Don't
3077 check TREE_INVARIANT.
3078 * tree-gimple.c (is_gimple_address): New.
3079 (is_gimple_invariant_address): Simplify using decl_address_invariant_p.
3080 * tree-gimple.h (is_gimple_address): New.
3081 * tree.h (decl_address_invariant_p): New.
3082 * tree.c (make_node_stat): Don't set TREE_INVARIANT.
3083 (build_string): Likewise.
3084 (decl_address_invariant_p): New, from is_gimple_invariant_address.
3085 (tree_invariant_p_1): Likewise.
3086 (save_expr): Use it.
3087 (tree_invariant_p): New.
3088 (skip_simple_arithmetic): Use it.
3089 (stabilize_reference_1): Use it.
3090 (recompute_tree_invariant_for_addr_expr): Don't update TREE_INVARIANT,
3092 (build1_stat): Drop code to compute TREE_INVARIANT.
3093 (build2_stat): Drop code to compute TREE_INVARIANT.
3094 (build3_stat): Drop code to compute TREE_INVARIANT.
3095 (build4_stat): Drop code to compute TREE_INVARIANT.
3096 (build5_stat): Drop code to compute TREE_INVARIANT.
3097 (build7_stat): Drop code to compute TREE_INVARIANT.
3098 (merge_dllimport_decl_attributes): Don't mention TREE_INVARIANT.
3099 * tree.h (struct tree_base): Remove invariant_flag.
3100 (TREE_INVARIANT): Remove.
3101 * builtins.c (build_string_literal): Don't set TREE_INVARIANT.
3102 (fold_builtin_expect): Check TREE_CONSTANT.
3103 * tree-ssa-ccp.c (fold_stmt_r): Adjust comment.
3104 * c-tree.h (c_expr_to_decl): Drop third parameter.
3105 * c-typeck.c (build_external_ref): Don't set TREE_INVARIANT.
3106 (build_c_cast): Don't set TREE_INVARIANT.
3107 (pop_init_level): Don't set TREE_INVARIANT.
3108 (c_objc_common_truthvalue_conversion): Don't set TREE_INVARIANT.
3109 * gimplify.c (gimplify_init_ctor_preeval): Add assertion, test
3111 (gimplify_init_constructor): Don't set TREE_INVARIANT.
3112 (gimplify_addr_expr): Adjust comment.
3113 * tree-mudflap.c (mf_build_string):
3114 * print-tree.c (print_node): Don't print TREE_INVARIANT.
3115 * tree-nested.c (convert_nonlocal_reference): Adjust comment.
3116 * c-common.c (fix_string_type): Don't set TREE_INVARIANT.
3117 * langhooks-def.h (lhd_expr_to_decl): Drop third parameter.
3118 * langhooks.c (lhd_expr_to_decl): Drop third parameter.
3119 * langhooks.h (struct lang_hooks): Drop third parameter from
3122 2008-04-23 Richard Guenther <rguenther@suse.de>
3124 PR tree-optimization/27799
3125 PR tree-optimization/32921
3126 PR tree-optimization/32624
3127 * tree-ssa-structalias.c (merge_smts_into): Only merge the
3128 SMTs aliases and the tag itself into the solution.
3129 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): Do not
3130 merge the points-to solution back into the SMT aliases.
3131 (may_alias_p): Use alias_set_subset_of instead of
3132 aliases_conflict_p. A pointer which points to
3133 memory with alias set zero may access any variable.
3135 2008-04-23 Richard Guenther <rguenther@suse.de>
3137 * alias.c (alias_set_subset_of): Correctly handle asking
3138 if zero is a subset of an alias set with zero child.
3139 * tree-ssa-alias.c (have_common_aliases_p): Simplify logic.
3140 (compute_flow_insensitive_aliasing): Correctly walk all
3141 pointers. Do not unnecessarily union sets.
3143 2008-04-23 Richard Guenther <rguenther@suse.de>
3146 * c-common.c (handle_alloc_size_attribute): Use type_num_arguments.
3148 2008-04-22 Tomas Bily <tbily@suse.cz>
3150 * tree-cfg.c (verify_expr): Check for NON_LVALUE_EXPR as
3152 * tree-vrp.c (extract_range_from_unary_expr): Removed unused
3154 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Likewise.
3155 * tree-ssa-structalias.c (get_constraint_for): Likewise.
3156 * tree-inline.c (estimate_num_insns_1): Likewise.
3157 * varasm.c (const_hash_1, compare_constant, copy_constant)
3158 (compute_reloc_for_constant, output_addressed_constants): Likewise.
3159 * emit-rtl.c (component_ref_for_mem_expr)
3160 (set_mem_attributes_minus_bitpos): Likewise.
3161 * expr.c (highest_pow2_factor, expand_expr_real_1, )
3162 (is_aligning_offset): Likewise.
3163 * dwarf2out.c (loc_descriptor_from_tree_1, add_bound_info): Likewise.
3164 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Likewise.
3165 * dojump.c (do_jump): Likewise.
3166 * builtins.c (get_pointer_alignment, get_memory_rtx)
3167 (integer_valued_real_p, fold_builtin_next_arg): Likewise.
3168 * tree-scalar-evolution.c (instantiate_parameters_1): Likewise.
3170 2008-04-23 Jakub Jelinek <jakub@redhat.com>
3172 PR rtl-optimization/36017
3173 * builtins.c (expand_errno_check): Clear CALL_EXPR_TAILCALL before
3174 expanding the library call.
3176 2008-04-22 Ian Lance Taylor <iant@google.com>
3178 * fold-const.c (pointer_may_wrap_p): Call int_size_in_bytes rather
3181 2008-04-22 Pat Haugen <pthaugen@us.ibm.com>
3183 * config/rs6000/rs6000.c (rs6000_register_move_cost): Increase cost
3184 of LR/CTR moves for Power6.
3186 2008-04-22 Kenneth Zadeck <zadeck@naturalbridge.com>
3189 * passes.c (init_optimization_passes): Remove
3190 pass_fast_rtl_byte_dce.
3192 2008-04-22 Uros Bizjak <ubizjak@gmail.com>
3195 * config/i386/xmmintrin.h (_mm_cvtpi16_ps): Rearrange calls to
3196 builtin functions to generate faster code.
3197 (_mm_cvtpu16_ps): Ditto.
3198 (_mm_cvtpi32x2_ps): Ditto.
3200 2008-04-22 Nick Clifton <nickc@redhat.com>
3202 * common.opt (ftree-loop-distribution): Add Optimization
3205 * config/frv/frv.c (frv_stack_info): Use crtl instead of cfun.
3206 (frv_expand_builtin_va_start): Likewise.
3208 * config/arm/arm.c (thumb_find_work_register): Fix location of
3209 argument register count.
3211 2008-04-22 Maxim Kuvyrkov <maxim@codesourcery.com>
3213 Support scheduling for ColdFire V1 and V3 microarchitecture.
3214 Improve scheduling of multiplication instructions.
3216 * config/m68k/m68k.md (cpu): Add cfv1 and cfv3. Rename cf_v2 to cfv1.
3217 (mac): New instruction attribute.
3218 * config/m68k/m68k.c (override_options): Handle cfv1, cfv3 and mac.
3219 (m68k_sched_mac): New variable.
3220 (m68k_sched_attr_type2, m68k_sched_md_init_global): Update.
3221 Handle cfv1 and cfv3.
3222 (max_insn_size): New static variable.
3223 (struct _sched_ib): New type.
3224 (sched_ib): New static variable.
3225 (sched_ib_size, sched_ib_filled, sched_ib_insn): Convert variables
3226 to fields of 'struct _sched_ib sched_ib'. Update all uses.
3227 (m68k_sched_variable_issue): Add modeling of cfv3 instruction buffer.
3229 (m68k_sched_md_init_global, m68k_sched_md_finish_global,
3230 m68k_sched_md_init, m68k_sched_md_finish): Handle cfv1 and cfv3. Init
3231 new variables. Update.
3232 (m68k_sched_dfa_pre_advance_cycle, m68k_sched_dfa_post_advance_cycle):
3233 Add modeling of cfv3 instruction buffer. Update.
3234 * config/m68k/m68k-protos.h (m68k_sched_mac): Declare.
3235 * config/m68k/m68k.h (TUNE_CFV3): New macro.
3236 * config/m68k/cf.md: Change substrings 'cf_v2' to 'cfv12' or 'cfv123'.
3237 (cf_* reservations): Rename to cfv12 or cfv123 to indicate cores
3238 a particular reservation applies to.
3239 (type2): Reorganize attribute values. Rename alu to alu_reg,
3240 alu_l to alu, move_l to omove. Join move to alu. Split mul
3242 (cf_ib_*): Simplify description of instruction buffer.
3243 (cf_ib_w0, cf_ib_w4, cf_ib_w5, cf_ib_w6): Remove.
3244 (cf_mem): Split into cf_mem1 and cf_mem2.
3245 (cf_v2_move_??): Rename to cfv12_alu_??.
3246 (cf_v2_move_l_??): Rename to cfv12_omove_??.
3247 (cf_v2_mul_??): Remove reservations.
3248 (cfv12_mul_l_??, cfv12_mul_w_??, cfv12_mac_w_??, cfv12_mac_l_??,
3249 cfv12_emac_??, cfv12_emac_w_i0): New reservations.
3250 (cfv12_rts, cfv12_call, cfv12_bcc, cfv12_bra, cfv12_jmp): Move to
3252 (cfv3_alu_10, cfv3_omove_10, cfv3_alu_i0, cfv3_omove_i0, cfv3_alu_01,
3253 cfv3_alu_0i, cfv3_alu_11, cfv3_omove_11, cfv3_alu_i1, cfv3_omove_i1,
3254 cfv3_alu_1i, cfv3_omove_1i, cfv3_pea_11, cfv3_pea_i1, cfv3_mul_w_10,
3255 cfv3_mul_l_10, cfv3_mul_w_i0, cfv3_mac_w_10, cfv3_mac_l_10,
3256 cfv3_mac_w_i0, cfv3_emac_10, cfv3_emac_w_i0, cfv3_rts, cfv3_call,
3257 cfv3_bcc, cfv3_bra, cfv3_jmp): New reservations.
3258 (cfv3_*_1, cfv3_*_2, cfv3_*_3): New instruction reservations that are
3259 expansions of the above reservations for instructions of sizes
3262 2008-04-22 Maxim Kuvyrkov <maxim@codesourcery.com>
3264 * rtl-factoring.c (collect_patterns_seqs): Handle CC0 targets.
3266 2008-04-21 Adam Nemet <anemet@caviumnetworks.com>
3268 * coverage.c: Include tree-pass.h.
3269 (coverage_counter_alloc): Print da_file_name to the dump file.
3271 2008-04-21 Kenneth Zadeck <zadeck@naturalbridge.com>
3273 * sbitmap.c (sbitmap_range_empty_p): New function.
3274 * sbitmap.h (sbitmap_range_empty_p): New function.
3275 * bitmap.h: Now includes obstack.h.
3277 2008-04-21 Richard Sandiford <rsandifo@nildram.co.uk>
3278 Kenneth Zadeck <zadeck@naturalbridge.com>
3280 * dbgcnt.def (ra_byte_scan): Added.
3281 * dbgcnt.c (dbg_cnt): Added code to print message to dump_file
3282 when the last hit happens for a counter.
3283 * timevar.def (TV_DF_BYTE_LR): New variable.
3284 * tree-pass.h (pass_fast_rtl_byte_dce): New pass.
3285 * passes.c (pass_fast_rtl_byte_dce): New pass.
3286 * fwprop.c (update_df): Added mode to call df_ref_create.
3287 Renamed DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
3288 DF_REF_EXTRACT_OFFSET.
3289 * df.h (DF_BYTE_LR, DF_BYTE_LR_BB_INFO, DF_BYTE_LR_IN,
3290 DF_BYTE_LR_OUT, df_byte_lr): New macro.
3292 (df_ref_extract): Added mode field.
3293 (DF_REF_WIDTH, DF_REF_OFFSET) Renamed to DF_REF_EXTRACT_WIDTH and
3294 DF_REF_EXTRACT_OFFSET.
3295 (DF_REF_EXTRACT_MODE): New macro.
3296 (df_byte_lr_bb_info): New structure.
3297 (df_print_byte_regset, df_compute_accessed_bytes,
3298 df_byte_lr_add_problem, df_byte_lr_get_regno_start,
3299 df_byte_lr_get_regno_len, df_byte_lr_simulate_defs,
3300 df_byte_lr_simulate_uses,
3301 df_byte_lr_simulate_artificial_refs_at_top,
3302 df_byte_lr_simulate_artificial_refs_at_end,
3303 df_compute_accessed_bytes): New function.
3304 (df_ref_create): Add parameter.
3305 (df_byte_lr_get_bb_info): New inline function.
3306 * df-scan.c (df_ref_record, df_uses_record,
3307 df_ref_create_structure): Added mode parameter.
3308 (df_ref_create, df_notes_rescan, df_ref_record, df_def_record_1,
3309 df_defs_record, df_uses_record, df_get_conditional_uses,
3310 df_get_call_refs, df_insn_refs_collect, df_bb_refs_collect,
3311 df_entry_block_defs_collect, df_exit_block_uses_collect):
3312 Added mode parameter to calls to df_ref_record, df_uses_record,
3313 df_ref_create_structure.
3314 (df_ref_equal_p, df_ref_compare): Added test for modes.
3315 (df_ref_create_structure): Added code to set mode. Renamed
3316 DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
3317 DF_REF_EXTRACT_OFFSET.
3318 * df-core.c (df_print_byte_regset): New function.
3319 * df-byte-scan.c: New file.
3320 * df-problems.c (df_rd_transfer_function): Removed unnecessary
3321 calls to BITMAP_FREE.
3322 (df_byte_lr_problem_data, df_problem problem_BYTE_LR): New structure.
3323 (df_byte_lr_get_regno_start, df_byte_lr_get_regno_len,
3324 df_byte_lr_set_bb_info, df_byte_lr_free_bb_info,
3325 df_byte_lr_check_regs, df_byte_lr_expand_bitmap,
3326 df_byte_lr_alloc, df_byte_lr_reset, df_byte_lr_bb_local_compute,
3327 df_byte_lr_local_compute, df_byte_lr_init,
3328 df_byte_lr_confluence_0, df_byte_lr_confluence_n,
3329 df_byte_lr_transfer_function, df_byte_lr_free,
3330 df_byte_lr_top_dump, df_byte_lr_bottom_dump,
3331 df_byte_lr_add_problem, df_byte_lr_simulate_defs,
3332 df_byte_lr_simulate_uses,
3333 df_byte_lr_simulate_artificial_refs_at_top,
3334 df_byte_lr_simulate_artificial_refs_at_end): New function.
3335 * dce.c (byte_dce_process_block): New function.
3336 (dce_process_block): au is now passed in rather than computed
3337 locally. Changed loops that look at artificial defs to not look
3338 for conditional or partial ones, because there never are any.
3339 (fast_dce): Now is able to drive byte_dce_process_block or
3340 dce_process_block depending on the kind of dce being done.
3341 (rest_of_handle_fast_dce): Add parameter to fast_dce.
3342 (rest_of_handle_fast_byte_dce): New function.
3343 (rtl_opt_pass pass_fast_rtl_byte_dce): New pass.
3344 * Makefile.in (df-byte-scan.o, debugcnt.o): Added dependencies.
3346 2008-04-21 Daniel Franke <franke.daniel@gmail.com>
3349 * gcc.h: Added fortran options that take arguments to
3350 DEFAULT_SWITCH_TAKES_ARG and DEFAULT_WORD_SWITCH_TAKES_ARG
3353 2008-04-20 Eric Botcazou <ebotcazou@adacore.com>
3355 * tree-sra.c (sra_walk_expr) <VIEW_CONVERT_EXPR>: Disable
3356 scalarization if on the LHS and not a full access.
3358 2008-04-20 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3360 * Makefile.in (s-gtyp-input): Remove tmp-gi.list before writing it.
3362 2008-04-18 Rafael Espindola <espindola@google.com>
3364 * tree-vrp.c (find_case_label_index): Fix the binary search.
3365 (find_case_label_range): New.
3366 (vrp_visit_switch_stmt): Use find_case_label_range.
3367 (simplify_switch_using_ranges): Use find_case_label_range.
3369 2008-04-18 Eric Botcazou <ebotcazou@adacore.com>
3371 * gimplify.c (gimplify_modify_expr_rhs) <COND_EXPR>: Gimplify the LHS
3372 using the is_gimple_lvalue predicate instead of is_gimple_min_lval.
3374 2008-04-18 Tom Tromey <tromey@redhat.com>
3377 * doc/cpp.texi (Implementation-defined behavior): Mention
3380 2008-04-18 Ian Lance Taylor <iant@google.com>
3382 * fold-const.c (pointer_may_wrap_p): New static function.
3383 (fold_comparison): Add another test for pointer overflow. Use
3384 pointer_may_wrap_p to disable some false positives.
3386 2008-04-18 Kris Van Hees <kris.van.hees@oracle.com>
3388 * c-common.c (CHAR16_TYPE, CHAR32_TYPE): New macros.
3389 (fname_as_string): Match updated cpp_interpret_string prototype.
3390 (fix_string_type): Support char16_t* and char32_t*.
3391 (c_common_nodes_and_builtins): Add char16_t and char32_t (and
3392 derivative) nodes. Register as builtin if C++0x.
3393 (c_parse_error): Support CPP_CHAR{16,32}.
3394 * c-common.h (RID_CHAR16, RID_CHAR32): New elements.
3395 (enum c_tree_index) <CTI_CHAR16_TYPE, CTI_SIGNED_CHAR16_TYPE,
3396 CTI_UNSIGNED_CHAR16_TYPE, CTI_CHAR32_TYPE, CTI_SIGNED_CHAR32_TYPE,
3397 CTI_UNSIGNED_CHAR32_TYPE, CTI_CHAR16_ARRAY_TYPE,
3398 CTI_CHAR32_ARRAY_TYPE>: New elements.
3399 (char16_type_node, signed_char16_type_node, unsigned_char16_type_node,
3400 char32_type_node, signed_char32_type_node, char16_array_type_node,
3401 char32_array_type_node): New defines.
3402 * c-lex.c (cb_ident): Match updated cpp_interpret_string prototype.
3403 (c_lex_with_flags): Support CPP_CHAR{16,32} and CPP_STRING{16,32}.
3404 (lex_string): Support CPP_STRING{16,32}, match updated
3405 cpp_interpret_string and cpp_interpret_string_notranslate prototypes.
3406 (lex_charconst): Support CPP_CHAR{16,32}.
3407 * c-parser.c (c_parser_postfix_expression): Support CPP_CHAR{16,32}
3408 and CPP_STRING{16,32}.
3410 2008-04-18 Paolo Bonzini <bonzini@gnu.org>
3413 * aclocal.m4: Regenerate.
3414 * configure: Regenerate.
3416 2008-04-18 Jan Hubicka <jh@suse.cz>
3418 * except.c (dw2_size_of_call_site_table,
3419 sjlj_size_of_call_site_table): Use vector API for call_site_record.
3421 * cgraphbuild.c (build_cgraph_edges): Update.
3422 * tree-pass.h: Update comment.
3423 * final.c (leaf_function_p): Update.
3424 (leaf_renumber_regs): Update.
3425 (rest_of_clean_state): Update.
3426 * omp-low.c (expand_omp_parallel): Update.
3427 * ipa-reference.c (analyze_function): Update.
3428 * reorg.c (find_end_label): Update.
3429 (optimize_skip): Update.
3430 (fill_simple_delay_slots): Update.
3431 (fill_simple_delay_slots): Update.
3432 (make_return_insns): Update.
3433 (dbr_schedule): Update.
3434 * gimple-low.c (record_vars_into): Update.
3435 * cfgbuild.c (make_edges): Update.
3436 * function.c (assign_stack_local): Update.
3437 (assign_parm_adjust_stack_rtl): Update.
3438 (locate_and_pad_parm): Update.
3439 (allocate_struct_function): Do not initialize stack_alignment_needed
3440 and preferred_stack_boundary here.
3441 (stack_protect_prologue): Update.
3442 (stack_protect_epilogue): Update.
3443 (expand_function_start): Initialize stack_alignment_needed,
3444 preferred_stack_boundary and max_jumptable_ents.
3445 (expand_function_end): Update.
3446 (free_after_compilation): Do not NULLify epilogue_delay_list.
3447 * function.h (struct rtl_data): Add stack_protect_guard,
3448 stack_alignment_needed,
3449 preferred_stack_boundary, epilogue_delay_list.
3450 (struct function): Remove value_histograms, stack_alignment_needed,
3451 preferred_stack_boundary, epilogue_delay_list, max_jumptable_ents,
3453 unexpanded_var_list, stack_protect_guard.
3454 (current_function_epilogue_delay_list): Remove.
3455 * ipa-type-escape.c (analyze_function): Update.
3456 * gimplify.c (pop_gimplify_context): Update comment.
3457 * calls.c (expand_call): Update.
3458 (emit_library_call_value_1): Update.
3459 * except.c (set_nothrow_function_flags): Update.
3460 * cfgexpand.c (get_decl_align_unit): Update.
3461 (create_stack_guard): Update.
3462 (estimated_stack_frame_size): Update.
3463 (expand_used_vars): Update.
3464 (tree_expand_cfg): Free histogram earliers, init expansion variables.
3465 * explow.c (allocate_dynamic_stack_space): Update.
3466 * tree-ssa-live.c (remove_unused_locals): Update.
3467 * varasm.c (mark_constant_pool): Update.
3468 * tree-inline.c (remap_decls): Update.
3469 (initialize_cfun): Update.
3470 (declare_return_variable): Update.
3471 (inline_forbidden_p): Update.
3472 (expand_call_inline): Update.
3473 (declare_inline_vars): Update.
3474 (tree_function_versioning): Update.
3475 * tree-flow.h (value_histograms): New.
3476 (VALUE_HISTOGRAMS): New macro.
3477 * basic-block.h (control_flow_graph): Add max_jumptable_ents,
3479 * tree-cfg.c (set_bb_for_stmt): Update.
3480 (replace_by_duplicate_decl): Update.
3481 (move_block_to_fn): Update.
3482 (new_label_mapper): Update.
3483 (dump_function_to_file): Update.
3484 * ipa-struct-reorg.c (build_data_structure): Update.
3485 * cfgrtl.c (print_rtl_with_bb): Update.
3486 * reload1.c (reload): Update.
3488 * config/i386/i386.c (setup_incoming_varargs_64,
3489 ix86_compute_frame_layout): Update.
3490 * config/arc/arc.c (arc_output_function_epilogue): Update.
3492 2008-04-18 Marius Strobl <marius@FreeBSD.org>
3494 * gthr-posix.h (__gthread_active_p): Use the Solaris implementation
3495 for FreeBSD as well.
3496 * gthr-posix95.h: Likewise.
3498 2008-04-17 Richard Sandiford <rsandifo@nildram.co.uk>
3500 PR rtl-optimization/35838
3501 * dse.c (find_shift_sequence): Use subreg_lowpart_offset to work
3502 out the byte offset of the first subreg.
3504 2008-04-17 Uros Bizjak <ubizjak@gmail.com>
3506 * config/i386/i386.md (addti3 splitter): Pass arrays of 3 operands
3507 to split_ti instead of three separate calls with single member arrays.
3508 (subti3 splitter): Ditto.
3509 (adddi3 splitter): Ditto with split_di.
3510 (subdi3 splitter): Ditto.
3511 (negti2 splitter): Pass arrays of 2 operands to split_ti instead of
3512 two separate calls with single member arrays. Swap match_dup
3513 operands 1 and 2 to better fit into the array.
3514 (negdi2 splitter): Ditto with split_di.
3515 (movdfcc splitter): Pass arrays of 2 operands to split_di instead of
3516 two separate calls with single member arrays. Swap match_dup operands
3517 6 and 7 to better fit into the array.
3519 2008-04-17 H.J. Lu <hongjiu.lu@intel.com>
3521 * config/i386/i386.c (sse_builtin_type): New.
3522 (bdesc_sse_args): Likewise.
3523 (bdesc_sse_3arg): Removed.
3524 (bdesc_2arg): Remove IX86_BUILTIN_AESKEYGENASSIST128.
3525 (bdesc_1arg): Remove IX86_BUILTIN_ROUNDPD and
3526 IX86_BUILTIN_ROUNDPS.
3527 (ix86_init_mmx_sse_builtins): Handle bdesc_sse_args. Remove
3528 bdesc_sse_3arg. Remove IX86_BUILTIN_ROUNDPD and
3529 IX86_BUILTIN_ROUNDPS.
3530 (ix86_expand_sse_4_operands_builtin): Removed.
3531 (ix86_expand_sse_operands_builtin): New.
3532 (ix86_expand_unop_builtin): Remove CODE_FOR_sse4_1_roundpd
3533 and CODE_FOR_sse4_1_roundps.
3534 (ix86_expand_builtin): Remove IX86_BUILTIN_AESKEYGENASSIST128.
3535 Handle bdesc_sse_args. Remove bdesc_sse_3arg.
3537 2008-04-17 Alan Modra <amodra@bigpond.net.au>
3540 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Restore vr and vrsave
3541 regs before frame pop when needed. If use_backchain_to_restore_sp
3542 then load backchain into a temp reg to restore vr and vrsave. Add
3543 code to restore vr after frame pop if possible.
3545 2008-04-17 Richard Guenther <rguenther@suse.de>
3547 * tree-vn.c (expressions_equal_p): Do not check type
3548 equality or compatibility before calling operand_equal_p.
3549 * fold-const.c (operand_equal_p): Check equivalence of
3550 integer constants before bailing out due to signedness or
3551 precision differences.
3552 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Ignore
3553 spurious differences in type qualification. Ignore types
3554 for COMPONENT_REFs at all.
3556 2008-04-17 Christian Bruel <christian.bruel@st.com>
3558 * config/sh/sh.c (expand_cbranchdi4): Use original operands for
3559 msw_skip comparison.
3561 2008-04-16 Jakub Jelinek <jakub@redhat.com>
3564 * tree-nrv.c (tree_nrv): Don't optimize if result_type is GIMPLE
3567 PR tree-optimization/35899
3568 * tree-inline.c (expand_call_inline): Use GIMPLE_STMT_OPERAND
3569 rather than TREE_OPERAND.
3571 2008-04-16 Uros Bizjak <ubizjak@gmail.com>
3574 * config/i386/i386.md (fmodxf3): Copy operand 1 and operand 2 into
3575 temporary registers. Change operand predicate to general_operand.
3576 (remainderxf3): Ditto.
3578 2008-04-16 Richard Guenther <rguenther@suse.de>
3580 * Makefile.in (tree-affine.o): Add $(FLAGS_H) dependency.
3581 * tree-affine.c (aff_combination_expand): Look through some
3584 2008-04-15 Doug Kwan <dougkwan@google.com>
3586 * dwarf2asm.c (dw2_assemble_integer): Cast to unsigned HOST_WIDE_INT
3588 * tree-pretty-print.c (dump_generic_node): Ditto.
3589 * final.c (output_addr_const): Ditto.
3590 * dwarf2out.c (output_cfi): Ditto.
3591 * c-pretty-print.c (pp_c_integer_constant): Ditto.
3592 * print-rtl.c (print_rtx): Ditto.
3593 * print-tree.c (print_node_brief, print_node): Ditto.
3594 * c-common.c (match_case_to_enum_1): Ditto.
3595 * sched-vis.c (print_value): Ditto.
3596 * config/i386/i386.c (print_operand): Cast to long unsigned int
3599 2008-04-15 Danny Smith <dannysmith@users.sourceforge.net>
3600 * libgcc2.c [L_trampoline]: Remove unnecessary prototype for
3601 MS Windows VirtualProtect function.
3603 2008-04-15 Jan Hubicka <jh@suse.cz>
3605 * gengtype.c (write_root): Param_is argument is OK.
3606 * expr.c (expand_expr_real_1): Update call of get_exception_*.
3607 * function.h: Include varray.h
3608 (rtl_eh): New stucture based on except.c one.
3609 (call_site_record): New forward declaration and vector type.
3610 * calls.c (emit_call_1): Do not call
3611 note_current_region_may_contain_throw.
3612 * except.c (eh_status): Remove cur_region, try_region since they are
3614 Move filter, exc_ptr, ttype_data, ehspec_data, action_record_data and
3615 exception_handler_label_map, ehr_stackadj, ehr_handler, ehr_label,
3616 sjlj_fc, sjlj_exit_after to rth_eh in function.h.
3617 Remove call_site_data_used, call_site_data_size.
3618 Turn call_site_record into vector in function.h.
3619 (note_current_region_may_contain_throw): Remove.
3620 (get_exception_pointer, get_exception_filter): Do not take struct
3621 function argument; update.
3622 (add_ehl_entry, find_exception_handler_labels, ehspec_filter_hash,
3623 add_ttypes_entry, add_ehspec_entry, assign_filter_values,
3624 build_post_landing_pads, dw2_build_landing_pads,
3625 sjlj_assign_call_site_values, sjlj_mark_call_sites,
3626 sjlj_emit_function_enter, sjlj_emit_function_enter,
3627 sjlj_emit_function_exit, sjlj_emit_dispatch_table,
3628 sjlj_build_landing_pads, finish_eh_generation,
3629 remove_exception_handler_label, remove_eh_handler,
3630 maybe_remove_eh_handler, add_reachable_handler,
3631 reachable_handlers, expand_builtin_eh_return, expand_eh_return,
3632 add_action_record, collect_one_action_chain, add_call_site,
3633 convert_to_eh_region_ranges, sjlj_size_of_call_site_table,
3634 sjlj_output_call_site_table, output_function_exception_table,
3635 * except.h (note_current_region_may_contain_throw): Remove
3636 (get_exception_pointer, get_exception_filter): Do not take struct
3638 * Makefile.in (GTFILES): Put varargs before struct function.
3640 2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
3642 * tree-ssa-structalias.c (get_constraint_for_component_ref): Do not
3643 punt for STRING_CST.
3644 (get_constraint_for): Deal with STRING_CST here instead.
3646 2008-04-15 Richard Guenther <rguenther@suse.de>
3648 * tree-ssa-propagate.c (substitute_and_fold): Substitute
3649 statements in a basic-block with a backward walk. Do not
3650 substitute into dead statements but instead remove those.
3652 2008-04-15 Richard Guenther <rguenther@suse.de>
3654 * params.def (PARAM_MAX_FIELDS_FOR_FIELD_SENSITIVE): Set default
3655 to zero, thus disable creation of SFTs.
3657 2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
3659 * tree-predcom.c (suitable_reference_p): Return false if the
3660 reference can throw.
3662 2008-04-15 Jakub Jelinek <jakub@redhat.com>
3665 * c-decl.c (finish_decl): If extern or static var has variable
3666 size, set TREE_TYPE (decl) to error_mark_node.
3668 2008-04-15 Rafael Espindola <espindola@google.com>
3670 * fold-const.c (tree_call_nonnegative_warnv_p): Remove local
3673 2008-04-15 Richard Guenther <rguenther@suse.de>
3675 * tree-ssa-sccvn.h (vn_reference_lookup): Adjust prototype.
3676 * tree-ssa-sccvn.c (vn_reference_lookup): New parameter maywalk.
3677 (visit_reference_op_load): Do walk vuse-vdef chains on
3678 vn_reference_lookup.
3679 (visit_reference_op_store): But do not here.
3680 * tree-vn.c (vn_lookup): Do not walk vuse-vdef chains on
3681 vn_reference_lookup.
3682 (vn_lookup_with_vuses): But do so here.
3684 2008-04-14 Ian Lance Taylor <iant@google.com>
3686 * fold-const.c (fold_overflow_warning): Remove assertion.
3688 2008-04-15 Ben Elliston <bje@au.ibm.com>
3690 * config/alpha/alpha.c (alpha_initialize_trampoline): Remove temp,
3691 temp1 local variables.
3693 2008-04-15 Zuxy Meng <zuxy.meng@gmail.com>
3696 * config/i386/winnt.c (i386_pe_section_type_flags): Mark
3697 ".text.unlikely" section as executable.
3699 2008-04-14 James E. Wilson <wilson@tuliptree.org>
3701 * config/ia64/ia64.c (rtx_needs_barrier): Handle
3702 UNSPEC_FR_SQRT_RECIP_APPROX_RES.
3703 * config/ia64/ia64.c (UNSPEC_FR_SQRT_RECIP_APPROX_RES): Define.
3704 (divsi3_internal, divdi3_internal_lat, divdi3_internal_thr,
3705 divsf3_internal_lat, sqrt_approx, sqrtsf2_internal_thr,
3706 divdf3_internal_lat, sqrtdf2_internal_thr, divxf3_internal_lat,
3707 divxf3_internal_thr, sqrtxf2_internal_thr, recip_approx): Use it.
3709 2008-04-14 Ian Lance Taylor <iant@google.com>
3711 * flags.h (POINTER_TYPE_OVERFLOW_UNDEFINED): Define.
3712 * fold-const.c (fold_comparison): If appropriate, test
3713 POINTER_TYPE_OVERFLOW_UNDEFINED, and issue an overflow warning.
3714 (fold_binary): Test POINTER_TYPE_OVERFLOW_UNDEFINED when
3715 reassociating a pointer type.
3716 * doc/invoke.texi (Optimize Options): Document that
3717 -fstrict-overflow applies to pointer wraparound.
3719 2008-04-13 Jan Hubicka <jh@suse.cz>
3721 * m32.c (m32c_pushm_popm): Use crtl->retrun_rtx.
3723 2008-04-12 Andrew Pinski <pinskia@gmail.com>
3725 * config/rs6000/rs6000.c (compute_save_world_info): Set lr_save_p if
3726 we are going to "save the world".
3728 2008-04-13 Hans-Peter Nilsson <hp@axis.com>
3730 * config/cris/cris.md ("*andhi_lowpart_non_v32", "*andhi_lowpart_v32")
3731 ("*andqi_lowpart_non_v32", "*andqi_lowpart_v32"): Use "+" for the
3732 operand 0 constraint, not "=".
3734 2008-04-11 James E. Wilson <wilson@tuliptree.org>
3736 * system.h: Change ASSERT_CHECKING to ENABLE_ASSERT_CHECKING.
3738 2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
3740 * dse.c (record_store): Use HOST_BITS_PER_WIDE_INT instead
3741 of size of positions_needed * CHAR_BIT.
3743 2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
3746 * dse.c (store_info): Change positions_needed to unsigned
3748 (lowpart_bitmask): New.
3749 (record_store): Cast to unsigned HOST_WIDE_INT for
3750 positions_needed. Assert width <= size of positions_needed *
3751 CHAR_BIT. Call lowpart_bitmask to initialize positions_needed.
3752 (check_mem_read_rtx): Use unsigned HOST_WIDE_INT on mask. Call
3753 lowpart_bitmask to set mask.
3755 2008-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
3757 * config/bfin/constraints.md: New file.
3758 * config/bfin/bfin.md: Include it.
3759 (adddi3): Use satisfies_constraint functions instead of the old macros.
3760 * config/bfin/bfin.h (REG_CLASS_FROM_LETTER, CONSTRAINT_LEN,
3761 CONST_18UBIT_IMM_P, CONST_16BIT_IMM_P, CONST_16UBIT_IMM_P,
3762 CONST_7BIT_IMM_P, CONST_7NBIT_IMM_P, CONST_5UBIT_IMM_P,
3763 CONST_4BIT_IMM_P, CONST_4UBIT_IMM_P, CONST_3BIT_IMM_P,
3764 CONST_3UBIT_IMM_P, CONST_OK_FOR_K, CONST_OK_FOR_P, CONST_OK_FOR_M,
3765 CONST_OK_FOR_CONSTRAINT_P, CONST_DOUBLE_OK_FOR_LETTER,
3766 EXTRA_CONSTRAINT): Delete.
3767 * config/bfin/predicates.md (highbits_operand, reg_or_7bit_operand,
3768 reg_or_neg7bit_operand): Use satisfies_constraint functions instead
3770 * config/bfin/bfin.c: Include "tm-constrs.h".
3771 (bfin_secondary_reload, split_load_immediate, bfin_rtx_costs):
3772 Use satisfies_constraint functions instead of the old macros.
3773 * doc/md.texi (Blackfin Constraints): Update file name reference.
3775 2008-04-11 Richard Guenther <rguenther@suse.de>
3777 PR tree-optimization/35869
3778 * tree-vrp.c (execute_vrp): Move switch statement update after
3779 jump threading. Schedule another cfg cleanup run.
3781 2008-04-11 Volker Reichelt <v.reichelt@netcologne.de>
3784 * attribs.c (decl_attributes): Return early on errorneous node.
3786 2008-04-10 Oleg Ryjkov <olegr@google.com>
3788 * tree.h (struct tree_base): Added a new flag default_def_flag.
3789 (SSA_NAME_IS_DEFAULT_DEF): Changed to use the new flag.
3791 2008-04-11 Kaz Kojima <kkojima@gcc.gnu.org>
3793 * config.gcc (need_64bit_hwint): Need 64bit hwint for sh-*-*.
3795 2008-04-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3798 * pa.md: Define mode iterator P. Define mode attribute dwc.
3799 (dcacheflush): Update pattern to use iterator P and attribute dwc.
3800 (icacheflush): Likewise.
3801 * pa.h (INITIALIZE_TRAMPOLINE): Use dcacheflushsi/icacheflushsi if
3802 !TARGET_64BIT, and dcacheflushdi/icacheflushdi if TARGET_64BIT.
3804 2008-04-11 Ben Elliston <bje@au.ibm.com>
3806 * config/spu/spu.c (spu_init_builtins): Mark builtins as nothrow.
3808 2008-04-10 Rafael Espindola <espindola@google.com>
3810 * tree-vrp.c (extract_range_from_binary_expr): Don't handle
3811 TRUTH_ANDIF_EXPR or TRUTH_ORIF_EXPR.
3812 (extract_range_from_expr): The same.
3814 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
3816 * config/mips/mips.md (GPR2): New mode iterator.
3818 (*seq_<mode>, *seq_<mode>_mips16, *sne_<mode>, *sgt<u>_<mode>,
3819 *sgt<u>_<mode>_mips16, *sge<u>_<mode>, *slt<u>_<mode>,
3820 *slt<u>_<mode>_mips16 *sle<u>_<mode>, *sle<u>_<mode>_mips16):
3821 Rewrite these to take two modes, the mode of comparison and the
3822 mode of the destination.
3823 * config/mips/mips.c (mips_expand_scc): Instead of having
3824 paradoxical subreg as destination, expand "narrowing" scc if mode
3825 of comparison is SI and target is requested in DI mode.
3826 (mips_emit_int_order_test): Update comment. Make mode of
3827 comparison match CMP0 rather than TARGET. When creating inverse
3828 target use mode of TARGET.
3830 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
3832 * gcov-dump.c (tag_summary): Only print summaries for the first
3833 GCOV_COUNTERS_SUMMABLE counters.
3835 2008-04-10 Uros Bizjak <ubizjak@gmail.com>
3837 * config/i386/i386.md (absneg): New code iterator.
3838 (absnegprefix): New code attribute.
3839 (<code><mode>2): Macroize expander from abs<mode>2 and neg<mode>2
3840 patterns using absneg code iterator.
3841 (<code>tf2): Macroize expander from abstf2 and negtf2 patterns
3842 using absneg code iterator.
3843 (*<code><mode>2_1): Macroize insn pattern from *abs<mode>2_1 and
3844 *neg<mode>2 patterns using absneg code iterator.
3845 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
3846 *negextendsfdf2 patterns using absneg code iterator.
3847 (*<code>extendsfxf2): Macroize insn pattern from *absextendsfxf2 and
3848 *negextendsfxf2 patterns using absneg code iterator.
3849 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
3850 *negextendsfdf2 patterns using absneg code iterator.
3851 * config/i386/sse.md (<code><mode>2): Macroize expander from
3852 abs<mode>2 and neg<mode>2 patterns using absneg code iterator.
3854 2008-04-10 Andreas Krebbel <krebbel1@de.ibm.com>
3856 * config/s390/s390.h: Remove the remains of the recent search
3857 & replace action of current_function_outgoing_args_size.
3859 2008-04-10 Ira Rosen <irar@il.ibm.com>
3861 PR tree-optimization/35821
3862 * tree-vect-transform.c (vect_create_data_ref_ptr): Add check that
3863 NEW_STMT_LIST is not NULL.
3865 2008-04-09 David Edelsohn <edelsohn@gnu.org>
3868 * toplev.c (process_options): Remove -ffunction-sections debugging
3871 2008-04-09 Peter Bergner <bergner@vnet.ibm.com>
3873 PR middle-end/PR28690
3874 * explow.c (break_out_memory_refs): Use simplify_gen_binary rather
3875 than gen_rtx_fmt_ee to perform more canonicalizations.
3877 2008-04-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3880 * collect2.c (write_c_file): Don't wrap in "#ifdef __cplusplus".
3882 2008-04-09 Richard Guenther <rguenther@suse.de>
3884 * tree-cfg.c (verify_stmt): Print complete bogus stmt.
3885 (dump_function_to_file): Dump function arguments with types.
3887 2008-04-08 Richard Guenther <rguenther@suse.de>
3889 * fold-const.c (fold_widened_comparison): Do not allow
3890 sign-changes that change the result.
3892 2008-04-08 Janis Johnson <janis187@us.ibm.com>
3895 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle additional
3896 kinds of indirect references.
3898 2008-04-08 David Edelsohn <edelsohn@gnu.org>
3900 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Update
3901 GNU Fortran language string.
3903 2008-04-08 Rafael Espindola <espindola@google.com>
3905 * fold-canst.c (tree_call_nonnegative_warnv_p): New.
3906 (tree_invalid_nonnegative_warnv_p): Use tree_call_nonnegative_warnv_p.
3907 * tree.h (tree_call_nonnegative_warnv_p): New.
3909 2008-04-08 Jan Hubicka <jh@suse.cz>
3911 * function.c (free_after_compilation): Clear out regno_reg_rtx
3914 2008-04-08 Peter Bergner <bergner@vnet.ibm.com>
3917 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
3919 PR middle-end/PR28690
3920 * rtlanal.c: (commutative_operand_precedence): Give SYMBOL_REF's the
3921 same precedence as REG_POINTER and MEM_POINTER operands.
3923 2008-04-08 Richard Guenther <rguenther@suse.de>
3926 * tree-ssa-address.c (create_mem_ref): Use POINTER_PLUS_EXPR
3927 for adding index to base.
3929 2008-04-08 Kai Tietz <kai.tietz@onevision.com>
3931 * config/i386/mingw32.h (ENABLE_EXECUTE_STACK): New.
3932 (MINGW_ENABLE_EXECUTE_STACK): New.
3933 (IN_LIBGCC2): For libgcc include windows.h file for
3934 function declarations.
3936 2008-04-08 Hans-Peter Nilsson <hp@axis.com>
3938 * config/cris/cris.c (cris_address_cost): For a PLUS, swap tem1
3939 and tem2 if tem1 is not a REG or MULT.
3941 2008-04-08 Jan Hubicka <jh@suse.cz>
3943 * function.h (incomming_args): Break out of struct function.
3944 (function_subsections): Break out of struct function.
3945 (rtl_data): Add args, subsections fields. Break out outgoing_args_size,
3946 return_rtx and hard_reg_initial_vals from struct function.
3947 Kill inl_max_label_num.
3948 (current_function_pops_args, current_function_args_info,
3949 current_function_args_size, current_function_args_size,
3950 current_function_pretend_args_size,
3951 current_function_outgoing_args_size,
3952 current_function_internal_arg_pointer, current_function_return_rtx):
3953 Kill compatibility accestor macros.
3954 * builtins.c (expand_builtin_apply_args_1): Update.
3955 (expand_builtin_next_arg): Update.
3956 * df-scan.c (df_get_call_refs): Update.
3957 * dbxout.c (dbxout_function_end): Update.
3958 * dwarf2out.c (dwarf2out_switch_text_section): Update.
3959 (output_line_info): Update.
3960 (secname_for_decl): Update.
3961 (dwarf2out_var_location): Update.
3962 * function.c (free_after_compilation): Update.
3963 (assign_parm_find_stack_rtl): Update.
3964 (assign_parms): Update.
3965 (expand_dummy_function_end): Update.
3966 (expand_function_end): Update.
3967 * calls.c (mem_overlaps_already_clobbered_arg_p): Update.
3968 (expand_call): Update.
3969 (emit_library_call_value_1): Update.
3970 (store_one_arg): Update.
3971 * varasm.c (initialize_cold_section_name): Update.
3972 (unlikely_text_section): Update.
3973 (unlikely_text_section_p): Update.
3974 (assemble_start_function): Update.
3975 (assemble_end_function): Update.
3976 (default_section_type_flags): Update.
3977 (switch_to_section): Update.
3978 * integrate.c (set_decl_abstract_flags): Update.
3979 (get_hard_reg_initial_val): Update.
3980 (has_hard_reg_initial_val): Update.
3981 (allocate_initial_values): Update.
3982 * resource.c (init_resource_info): Update.
3983 * config/alpha/alpha.c (NUM_ARGS): Update.
3984 (direct_return): Update.
3985 (alpha_va_start): Update.
3986 (alpha_sa_size): Update.
3987 (alpha_initial_elimination_offset): Update.
3988 (alpha_expand_prologue): Update.
3989 (alpha_start_function): Update.
3990 (alpha_expand_epilogue): Update.
3991 (unicosmk_initial_elimination_offset):
3992 * config/alpha/alpha.md (call expander): Update.
3993 * config/s390/s390.c (s390_register_info): Update.
3994 (s390_register_info): Update.
3995 (s390_frame_info): Update.
3996 (s390_initial_elimination_offset): Update.
3997 (s390_build_builtin_va_list): Update.
3998 (s390_va_start): Update.
3999 * config/spu/spu.c (direct_return): Update.
4000 (spu_expand_prologue): Update.
4001 (spu_initial_elimination_offset): Update.
4002 (spu_build_builtin_va_list): Update.
4003 (spu_va_start): Update.
4004 * config/sparc/sparc.c (sparc_init_modes): Update.
4005 (sparc_compute_frame_size): Update.
4006 (function_value): Update.
4007 * config/m32r/m32r.c (m32r_compute_frame_size): Update.
4008 * config/i386/i386.md (return expander): Update.
4009 * config/i386/i386.c (ix86_va_start): Update.
4010 (ix86_can_use_return_insn_p): Update.
4011 (ix86_compute_frame_layout): Update.
4012 (ix86_expand_epilogue): Update.
4013 * config/sh/sh.c (output_stack_adjust): Update.
4014 (calc_live_regs): Update.
4015 (sh_expand_prologue): Update.
4016 (sh_builtin_saveregs): Update.
4017 (sh_va_start): Update.
4018 (initial_elimination_offset): Update.
4019 (sh_allocate_initial_value): Update.
4020 (sh_function_ok_for_sibcall): Update.
4021 (sh_get_pr_initial_val): Update.
4022 * config/sh/sh.md (return expander): Update.
4023 * config/avr/avr.c (frame_pointer_required_p): UPdate.
4024 * config/crx/crx.c (crx_compute_frame): UPdate.
4025 (crx_initial_elimination_offset): UPdate.
4026 * config/xtensa/xtensa.c (compute_frame_size): Update
4027 (xtensa_builtin_saveregs): Update.
4028 (xtensa_va_start): Update.
4029 (order_regs_for_local_alloc): Update.
4030 * config/stormy16/stormy16.c (xstormy16_compute_stack_layout): Update.
4031 (xstormy16_expand_builtin_va_start): Update.
4032 * config/fr30/fr30.c (fr30_compute_frame_size): Update.
4033 * config/m68hc11/m68hc11.md (return expanders): Update.
4034 * config/m68hc11/m68hc11.c (expand_prologue): Update.
4035 (expand_epilogue): Update.
4036 * config/cris/cris.c (cris_initial_frame_pointer_offset): Update.
4037 (cris_simple_epilogue): Update.
4038 (cris_expand_prologue): Update.
4039 (cris_expand_epilogue): Update.
4040 * config/iq2000/iq2000.c (iq2000_va_start): Update.
4041 (compute_frame_size): Update.
4042 * config/mt/mt.c (mt_compute_frame_size): Update.
4043 * config/mn10300/mn10300.c (expand_prologue): Update.
4044 (expand_epilogue): Update.
4045 (initial_offset): Update.
4046 (mn10300_builtin_saveregs):
4047 * config/mn10300/mn10300.md (return expander): Update.
4048 * config/ia64/ia64.c (ia64_compute_frame_size): Update.
4049 (ia64_initial_elimination_offset): Update.
4050 (ia64_initial_elimination_offset): Update.
4051 (ia64_expand_prologue): Update.
4052 * config/m68k/m68k.md (return expander): Update.
4053 * config/rs6000/rs6000.c (rs6000_va_start): Update.
4054 (rs6000_stack_info): Update.
4055 * config/mcore/mcore.c (layout_mcore_frame): Update.
4056 (mcore_expand_prolog): Update.
4057 * config/arc/arc.c (arc_compute_frame_size): Update.
4058 * config/score/score3.c (score3_compute_frame_size): Update.
4059 * config/score/score7.c (score7_compute_frame_size): Update.
4060 * config/arm/arm.c (use_return_insn): Update.
4061 (thumb_find_work_register): Update.
4062 (arm_compute_save_reg_mask): Update.
4063 (arm_output_function_prologue): Update.
4064 (arm_output_epilogue): Update.
4065 (arm_size_return_regs): Update.
4066 (arm_get_frame_offsets): Update.
4067 (arm_expand_prologue): Update.
4068 (thumb_exit): Update.
4069 (thumb_unexpanded_epilogue): Update.
4070 (thumb1_output_function_prologue): Update.
4071 * config/pa/pa.md (return expander): Update.
4072 * config/pa/pa.c (compute_frame_size): Update.
4073 (hppa_builtin_saveregs): Update.
4074 * config/mips/mips.c (mips_va_start): Update.
4075 (mips16_build_function_stub): Update.
4076 (mips_compute_frame_info): Update.
4077 (mips_restore_gp): Update.
4078 (mips_output_function_prologue): Update.
4079 (mips_expand_prologue): Update.
4080 * config/v850/v850.c (compute_frame_size): Update.
4081 (expand_prologue): * config/mmix/mmix.c (along): update.
4082 (mmix_initial_elimination_offset): update.
4083 (mmix_reorg): update.
4084 (mmix_use_simple_return): update.
4085 (mmix_expand_prologue): update.
4086 (mmix_expand_epilogue): Update.
4087 * config/bfin/bfin.c (bfin_initial_elimination_offset): Update.
4088 (emit_link_insn): Update.
4090 2008-04-08 Anatoly Sokolov <aesok@post.ru>
4092 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Define
4093 __AVR_HAVE_EIJMP_EICALL__ macro if device have EIJMP and EICALL
4095 * config/avr/avr.c (avr_mcu_types): Set AVR31 architecture for
4098 2008-04-07 Jan Hubicka <jh@suse.cz>
4100 * function.h (rtl): Rename to x_rtl.
4102 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
4103 frame_offset, stack_check_probe_note, arg_pointer_save_area,
4104 used_temp_slots avail_temp_slots, temp_slot_level,
4105 nonlocal_goto_handler_labels): Update accesstors.
4106 (rtl): New global variable.
4107 (struct function): Move some fileds to rtl_data.
4108 (get_arg_pointer_save_area): Update prototype.
4109 * builtins.c (expand_builtin_setjmp_receiver): Update call of
4110 get_arg_pointer_save_area.
4111 * expr.c (init_expr): Update
4112 * function.c (get_frame_size): Update
4113 (assign_stack_local): Update
4114 (expand_function_end): Update.
4115 (get_art_pointer_save_area): Update
4117 * emit-rtl.c (rtl): Declare.
4118 (regno_reg_rtx): Declare.
4119 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
4121 (gen_reg_rtx): Update.
4122 * varasm.c (n_deferred_constatns): Update accestor.
4123 (init_varasm_status): Do not allocate varasm_status.
4124 (force_const_mem, get_pool_size, output_constant_pool): Update.
4125 * stmt.c (force_label_rtx): Do not use x_ prefixes.
4126 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
4127 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Update.
4128 * sparc/sparc.h (INIT_EXPANDERS): Update.
4129 * ia64/ia64.h (INIT_EXPANDERS): Update.
4131 2008-04-07 James E. Wilson <wilson@tuliptree.org>
4133 * reload.c (push_secondary_reload): Add missing break to for loop.
4135 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
4137 PR middle-end/PR28690
4138 * rtlanal.c: Update copyright years.
4139 (commutative_operand_precedence): Give SYMBOL_REF's the same precedence
4140 as REG_POINTER and MEM_POINTER operands.
4141 * emit-rtl.c (gen_reg_rtx_and_attrs): New function.
4142 (set_reg_attrs_from_value): Call mark_reg_pointer as appropriate.
4143 * rtl.h (gen_reg_rtx_and_attrs): Add prototype for new function.
4144 * gcse.c: Update copyright years.
4145 (pre_delete): Call gen_reg_rtx_and_attrs.
4146 (hoist_code): Likewise.
4147 (build_store_vectors): Likewise.
4148 (delete_store): Likewise.
4149 * loop-invariant.c (move_invariant_reg): Likewise.
4150 Update copyright years.
4152 2008-04-07 Uros Bizjak <ubizjak@gmail.com>
4154 * config/i386/i386.md ("*sse_prologue_save_insn"): Use braced output
4155 control string instead of quoted.
4157 2008-04-07 Kenneth Zadeck <zadeck@naturalbridge.com>
4159 * doc/rtl.texi: Rewrite of subreg section.
4161 2008-04-07 Kai Tietz <kai.tietz@onevision.com>
4164 * config/i386/i386.c (legitimize_pic_address): Add treating
4165 of dllimport SYM_REF's.
4166 (legitimize_dllimport_symbol): Add prototype.
4168 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
4170 * fold-const.c (fold) <ARRAY_REF>: New case. Try to fold constant
4171 reference in constructor with non self-referential type.
4173 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
4175 Removal of Return with Depressed Stack Pointer support
4176 * tree.h (TYPE_RETURNS_STACK_DEPRESSED): Delete.
4177 (ECF_SP_DEPRESSED): Likewise.
4178 (ECF_LIBCALL_BLOCK, ECF_NOVOPS): Adjust.
4179 * calls.c (emit_call_1): Do not test ECF_SP_DEPRESSED.
4180 (flags_from_decl_or_type): Do not test TYPE_RETURNS_STACK_DEPRESSED.
4181 (expand_call): Do not test ECF_SP_DEPRESSED.
4182 * dse.c (dse_step0): Do not test TYPE_RETURNS_STACK_DEPRESSED.
4183 * function.c (keep_stack_depressed): Delete.
4184 (handle_epilogue_set): Likewise.
4185 (update_epilogue_consts): Likewise.
4186 (emit_equiv_load): Likewise.
4187 (thread_prologue_and_epilogue_insns): Remove support for Return with
4188 Depressed Stack Pointer.
4189 * print-tree.c (print_node): Do not test TYPE_RETURNS_STACK_DEPRESSED.
4191 2008-04-06 Richard Guenther <rguenther@suse.de>
4193 PR tree-optimization/35400
4194 * tree-vrp.c (vrp_evaluate_conditional): Only query value-range
4195 information from SSA_NAMEs.
4197 2008-04-06 Anatoly Sokolov <aesok@post.ru>
4199 * config/avr/avr.h (avr_mega_p): Remove declaration.
4200 (AVR_MEGA): Remove macro.
4201 * config/avr/avr.c (avr_mega_p): Remove variable.
4202 (avr_override_options): Remove inicializion of avr_mega_p.
4203 Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
4204 (print_operand): Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
4205 (avr_jump_mode): (Ditto.).
4206 (avr_output_progmem_section_asm_op): (Ditto.).
4207 (avr_asm_init_sections): (Ditto.).
4208 (avr_asm_init_sections): (Ditto.).
4209 (avr_rtx_costs): (Ditto.).
4210 * config/avr/avr.md: (Ditto.).
4211 * config/avr/avr.h: Use '__AVR_HAVE_JMP_CALL__' instead of
4214 2008-04-06 Richard Guenther <rguenther@suse.de>
4216 PR tree-optimization/35842
4217 * tree-ssa-address.c (fixed_address_object_p): Adjust to match
4218 is_gimple_invariant_address.
4220 2008-04-06 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
4222 * gcc.c (default_compilers): Sync Fortran extensions list with
4223 that in fortran/lang-specs.h.
4224 * doc/invoke.texi: Likewise.
4225 * dbxout.c (get_lang_number): Use "GNU Fortran" in "GNU F95".
4226 * dwarf2out.c (gen_compile_unit_die): Likewise.
4228 2008-04-06 Tom G. Christensen <tgc@jupiterrise.com>
4230 * gthr-posix95.h (__gthread_cond_wait_recursive): Add missing &.
4232 2008-04-05 Uros Bizjak <ubizjak@gmail.com>
4235 * config/i386/i386.c (ix86_function_regparm): Error if regparm(3)
4236 attribute is used for nested functions.
4238 2008-04-05 Jan Hubicka <jh@suse.cz>
4240 * emit-rtl.c (init_emit): xcalloc regno_pointer_align.
4242 * tree-dump.c (dump_enable_all): Remove prototype; do not accept
4244 (dump_files): Update.
4245 (enable_rtl_dump_file): Do not accept letter argument.
4246 * tree-pass.h (dump_file_info): Remove letter argument.
4247 * toplev.c (decode_d_option): Update -da handling.
4248 * toplev.h (enable_rtl_dump_file): Update prototype.
4249 * passes.c (register_one_dump_file): Do not accept IPA argument; work
4250 it out based on pass type.
4251 (register_dump_files_1): Likewise.
4252 (init_optimization_passes): Update register_one_dump_file calls.
4253 (execute_one_pass): Sanity check that IPA passes are called at IPA
4254 level and RTL passes at RTL level.
4255 (execute_pass_list): IPA pass can not be after or subpass of
4257 (execute_ipa_pass_list): Handle IPA subpasses of IPA subpasses and
4258 disallov RTL subpasses of IPA subpasses.
4260 2008-04-05 Ben Elliston <bje@au.ibm.com>
4262 * tree-cfg.c (need_fake_edge_p): Return false for calls to
4263 builtins that return exactly once and do not throw. Cache call to
4266 2008-04-04 Andy Hutchinson <hutchinsonandy@aim.com>
4268 PR rtl-optimization/34916
4270 * combine.c (create_log_links): Do not create duplicate LOG_LINKS
4271 between instruction pairs.
4273 2008-04-04 Naveen.H.S <naveen.hs@kpitcummins.com>
4275 * doc/invoke.texi: Document -mbitops for SH.
4276 * config/sh/constraints.md (K03, K12, Sbv, Sbw): New constraints.
4277 * config/sh/predicates.md (bitwise_memory_operand): New predicate.
4278 * config/sh/sh.c (print_operand): Add %t operand code.
4279 * config/sh/sh.h (GO_IF_LEGITIMATE_INDEX): Add condition for SH2A.
4280 * config/sh/sh.md (*iorsi3_compact): Fix condition for SH2A.
4281 (extendqisi2_compact): Add the alternative for SH2A 4-byte mov.b.
4282 (extendqihi2): Likewise.
4283 (movqi_i): Likewise.
4284 (insv): Use bset, bclr and bst instructions for SH2A if possible.
4285 (extv): Use bld instruction for SH2A if possible.
4287 (bclr_m2a, bclrmem_m2a, bset_m2a, bsetmem_m2a, bst_m2a, bld_m2a,
4288 bldsign_m2a, bld_reg, *bld_regqi, band_m2a, bandreg_m2a,
4289 bor_m2a, borreg_m2a, bxor_m2a, bxorreg_m2a): New insns.
4290 (bset.b, bclr.b): Define peepholes.
4291 * config/sh/sh.opt (mbitops): New option.
4293 2008-04-04 Janis Johnson <janis187@us.ibm.com>
4296 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle indirect ref
4297 and view convert expression.
4299 2008-04-04 Jakub Jelinek <jakub@redhat.com>
4302 * tree-cfg.c (remove_useless_stmts_1): Handle OMP_* containers.
4304 2008-04-04 H.J. Lu <hongjiu.lu@intel.com>
4306 * config.gcc (extra_headers): Add wmmintrin.h for x86 and x86-64.
4308 * config/i386/cpuid.h (bit_AES): New.
4309 (bit_PCLMUL): Likewise.
4311 * config/i386/i386.c (pta_flags): Add PTA_AES and PTA_PCLMUL.
4312 (override_options): Handle PTA_AES and PTA_PCLMUL. Enable
4313 SSE2 if AES or PCLMUL is enabled.
4314 (ix86_builtins): Add IX86_BUILTIN_AESENC128,
4315 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
4316 IX86_BUILTIN_AESDECLAST128, IX86_BUILTIN_AESIMC128,
4317 IX86_BUILTIN_AESKEYGENASSIST128 and IX86_BUILTIN_PCLMULQDQ128.
4318 (bdesc_sse_3arg): Add IX86_BUILTIN_PCLMULQDQ128.
4319 (bdesc_2arg): Add IX86_BUILTIN_AESENC128,
4320 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
4321 IX86_BUILTIN_AESDECLAST128 and IX86_BUILTIN_AESKEYGENASSIST128.
4322 (bdesc_1arg): Add IX86_BUILTIN_AESIMC128.
4323 (ix86_init_mmx_sse_builtins): Define __builtin_ia32_aesenc128,
4324 __builtin_ia32_aesenclast128, __builtin_ia32_aesdec128,
4325 __builtin_ia32_aesdeclast128,__builtin_ia32_aesimc128,
4326 __builtin_ia32_aeskeygenassist128 and
4327 __builtin_ia32_pclmulqdq128.
4328 * config/i386/i386.c (ix86_expand_binop_imm_builtin): New.
4329 (ix86_expand_builtin): Use it for IX86_BUILTIN_PSLLDQI128 and
4330 IX86_BUILTIN_PSRLDQI128. Handle IX86_BUILTIN_AESKEYGENASSIST128.
4332 * config/i386/i386.h (TARGET_AES): New.
4333 (TARGET_PCLMUL): Likewise.
4334 (TARGET_CPU_CPP_BUILTINS): Handle TARGET_AES and TARGET_PCLMUL.
4336 * config/i386/i386.md (UNSPEC_AESENC): New.
4337 (UNSPEC_AESENCLAST): Likewise.
4338 (UNSPEC_AESDEC): Likewise.
4339 (UNSPEC_AESDECLAST): Likewise.
4340 (UNSPEC_AESIMC): Likewise.
4341 (UNSPEC_AESKEYGENASSIST): Likewise.
4342 (UNSPEC_PCLMUL): Likewise.
4344 * config/i386/i386.opt (maes): New.
4345 (mpclmul): Likewise.
4347 * config/i386/sse.md (aesenc): New pattern.
4348 (aesenclast): Likewise.
4350 (aesdeclast): Likewise.
4352 (aeskeygenassist): Likewise.
4353 (pclmulqdq): Likewise.
4355 * config/i386/wmmintrin.h: New.
4357 * doc/extend.texi: Document AES and PCLMUL built-in function.
4359 * doc/invoke.texi: Document -maes and -mpclmul.
4361 2008-04-04 Paolo Bonzini <bonzini@gnu.org>
4363 * function.c (free_after_parsing): Replace with
4364 cxx_push_function_context from C++ front-end.
4365 (allocate_struct_function): Don't call langhook.
4366 * langhooks.h (struct lang_hooks_for_functions): Delete.
4367 (struct lang_hooks): Add back missing_noreturn_ok_p here, delete
4369 * langhooks-def.h (LANG_HOOKS_MISSING_NORETURN_OK_P): Add.
4370 (LANG_HOOKS_FUNCTION_INIT, LANG_HOOKS_FUNCTION_FINAL,
4371 LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P,
4372 LANG_HOOKS_FUNCTION_INITIALIZER): Delete.
4373 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_MISSING_NORETURN_OK_P,
4374 remove LANG_HOOKS_FUNCTION_INITIALIZER.
4375 * tree-cfg.c: Adjust call to missing_noreturn_ok_p langhook.
4377 * c-objc-common.h (LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P):
4378 Rename to LANG_HOOKS_MISSING_NORETURN_OK_P.
4380 2008-04-04 Jakub Jelinek <jakub@redhat.com>
4383 * c-pretty-print.c (pp_c_initializer_list): Handle CONSTRUCTOR
4386 2008-04-04 Richard Guenther <rguenther@suse.de>
4389 * fold-const.c (optimize_minmax_comparison): Use the correct
4390 type for the constant in the simplified comparison.
4392 2008-04-04 Zuxy Meng <zuxy.meng@gmail.com>
4394 * config/i386/driver-i386.c (describe_cache): Add l2_sizekb argument.
4395 Pass L2 size as "--param l2-cache-size" to the compiler.
4396 (decode_l2_cache): New function to decode L2 cache parameters using
4397 0x8000006 extended cpuid function.
4398 (detect_caches_amd): Determine parameters of L2 cache using
4399 decode_l2_caches function.
4400 (decode_caches_intel): Decode L2 cache parameters.
4401 (detect_caches_intel): Determine L2 cache parameters using
4402 decode_caches_intel and decode_l2_caches functions.
4404 2008-04-03 Bob Wilson <bob.wilson@acm.org>
4406 * config/xtensa/xtensa.c (xtensa_secondary_reload_class): Use a
4407 secondary input reload for subword loads from the constant pool.
4409 2008-04-03 Janis Johnson <janis187@us.ibm.com>
4412 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Use integer
4413 constants of the appropriate size for runtime calculations.
4416 * dfp.c (decimal_from_decnumber): Retain trailing zeroes for
4417 decimal-float literal constant zero.
4419 2008-04-03 Jakub Jelinek <jakub@redhat.com>
4422 * c-parser.c (c_parser_omp_atomic): Call
4423 default_function_array_conversion on the RHS.
4426 * omp-low.c (scan_sharing_clauses) <case OMP_CLAUSE_SHARED>: Don't
4427 call is_variable_sized if decl has incomplete type.
4429 2008-04-03 H.J. Lu <hongjiu.lu@intel.com>
4431 * config/i386/i386-protos.h (ix86_aligned_p): Removed.
4433 2008-04-03 Adam Nemet <anemet@caviumnetworks.com>
4435 * config/mips/mips.md (any_gt, any_ge, any_lt, any_le): New code
4437 (u): Add attribute values for gt, gtu, ge, geu, lt, ltu, le and leu.
4438 (sgt<u>): Merge sgt and sgtu into new expander.
4439 (sgt, sgtu): Remove expanders.
4440 (*sgt<u>_<mode>): Merge *sgt_<mode> and *sgtu_<mode> into new pattern.
4441 (*sgt_<mode>, *sgtu_<mode>): Remove patterns.
4442 (*sgt<u>_<mode>_mips16): Merge *sgt_<mode>_mips16 and
4443 *sgtu_<mode>_mips16 into new pattern.
4444 (*sgt_<mode>_mips16, *sgtu_<mode>_mips16): Remove patterns.
4445 (sge<u>): Merge sge and sgeu into new expander.
4446 (sge, sgeu): Remove expanders.
4447 (*sge<u>_<mode>): Merge *sge_<mode> and second *sge_<mode> into
4449 (*sge_<mode>, second *sge_<mode>): Remove patterns.
4450 (slt<u>): Merge slt and sltu into new expander.
4451 (slt, sltu): Remove expanders.
4452 (*slt<u>_<mode>): Merge *slt_<mode> and *sltu_<mode> into new pattern.
4453 (*slt_<mode>, *sltu_<mode>): Remove patterns.
4454 (*slt<u>_<mode>_mips16): Merge *slt_<mode>_mips16 and
4455 *sltu_<mode>_mips16 into new pattern.
4456 (*slt_<mode>_mips16, *sltu_<mode>_mips16): Remove patterns.
4457 (sle<u>): Merge sle and sleu into new expander.
4458 (sle, sleu): Remove expanders.
4459 (*sle<u>_<mode>): Merge *sle_<mode> and *sleu_<mode> into new pattern.
4460 (*sle_<mode>, *sleu_<mode>): Remove patterns.
4461 (*sle<u>_<mode>_mips16): Merge *sle_<mode>_mips16 and
4462 *sleu_<mode>_mips16 into new pattern.
4463 (*sle_<mode>_mips16, *sleu_<mode>_mips16): Remove patterns.
4465 2008-04-03 Jan Hubicka <jh@suse.cz>
4467 PR tree-optimization/35795
4468 * alpha/alpha.c (alpha_output_mi_thunk_osf): Free after compilation.
4469 * sparc/sparc.c (sparc_output_mi_thunk): Likewise.
4470 * ia64/ia64.c (ia64_output_mi_thunk): Likewise.
4471 * m68k/m68k.c (m68k_output_mi_thunk): Likewise.
4472 * score/score3.c (score3_output_mi_thunk): Likewise.
4473 * score/score7.c (score7_output_mi_thunk): Likewise.
4474 * mips/mips.c (mips_output_mi_thunk): Likewise.
4476 2008-04-03 Richard Guenther <rguenther@suse.de>
4478 * tree-vrp.c (extract_range_from_unary_expr): Handle all
4479 conversions. Simplify code.
4481 2008-04-03 Kaz Kojima <kkojima@gcc.gnu.org>
4483 * config/sh/sh.c (sh_output_mi_thunk): Free cfun.
4485 2008-04-03 Tom Tromey <tromey@redhat.com>
4486 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4488 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
4489 * config/bfin/t-bfin-linux (generated_files): Add
4490 linux-sysroot-suffix.h.
4491 * doc/install.texi (Prerequisites): Require make 3.80.
4492 * doc/sourcebuild.texi (Front End Directory): Document new
4494 * Makefile.in (generated_files): New variable.
4495 (ALL_HOST_OBJS): New variable.
4496 ($(ALL_HOST_OBJS)): New target.
4498 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
4500 * tree-inline.c (copy_generic_body, copy_decl_no_change): Export.
4501 (remap_block): Call id->transform_lang_insert_block instead
4503 (optimize_inline_calls, unsave_expr_now, tree_function_versioning):
4504 Set id.transform_lang_insert_block to NULL.
4505 (clone_body): Move to cp/optimize.c
4506 * tree-inline.h (struct copy_body_data): Change
4507 transform_lang_insert_block to function pointer.
4508 (copy_generic_body, copy_decl_no_change): Export.
4509 * langhooks.h (struct lang_hooks_for_decls): Kill insert_block.
4510 * langhooks-def.h (LANG_HOOKS_INSERT_BLOCK): Kill.
4511 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_INSERT_BLOCK.
4513 * c-tree.h (insert_block): Kill.
4514 * c-decl.c (insert_block): Kill.
4516 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
4518 * c-objc-common.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
4519 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
4520 * c-tree.h (c_push_function_context, c_pop_function_context): Remove
4522 * c-decl.c (c_push_function_context, c_pop_function_context): Remove
4523 argument, call {push,pop}_function_context from here.
4524 * c-parser.c: Use c_{push,pop}_function_context.
4526 * function.c (push_function_context_to): Move meat ...
4527 (push_function_context): ... here. Simplify.
4528 * function.c (pop_function_context_from): Move meat ...
4529 (pop_function_context): ... here. Simplify.
4530 * langhooks.h (struct lang_hooks_for_functions): Remove enter_nested,
4532 * langhooks-def.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
4533 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
4534 (LANG_HOOKS_FUNCTION_INITIALIZER): Delete them from here.
4535 * tree.h (push_function_context_to, pop_function_context_from): Remove.
4537 2008-04-03 Ben Elliston <bje@au.ibm.com>
4539 * expmed.c (extract_force_align_mem_bit_field): Remove.
4541 2008-04-03 Richard Guenther <rguenther@suse.de>
4544 * expr.h (try_casesi): Adjust prototype.
4545 * expr.c (try_casesi): Take fallback label as extra parameter.
4546 Use that for gen_casesi if default_label is NULL.
4547 * stmt.c (expand_case): Pass fallback label to try_casesi,
4548 make sure to fill gaps with a fallback label if default_label
4551 2008-04-03 Dominique d'Humieres <dominiq@lps.ens.fr>
4554 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Free cfun.
4556 2008-04-03 Ben Elliston <bje@au.ibm.com>
4558 * expmed.c (extract_split_bit_field): Remove if (0) code.
4559 * tree-ssa-structalias.c (do_sd_constraint): Likewise.
4560 (do_ds_constraint): Likewise.
4562 2008-04-02 Joseph Myers <joseph@codesourcery.com>
4564 * doc/cppopts.texi (-dU): Document.
4565 * c-common.h (flag_dump_macros): Update comment.
4566 * c-opts.c (handle_OPT_d): Handle -dU.
4567 * c-ppoutput.c (macro_queue, define_queue, undef_queue,
4568 dump_queued_macros, cb_used_define, cb_used_undef): New.
4569 (init_pp_output): Handle -dU.
4570 (cb_line_change): Call dump_queued_macros.
4571 * toplev.c (decode_d_option): Accept -dU as preprocessor option.
4573 2008-04-02 Anatoly Sokolov <aesok@post.ru>
4575 * config/avr/predicates.md (io_address_operand): New predicate.
4576 * config/avr/avr-protos.h (avr_io_address_p): Remove declaration.
4577 * config/avr/avr.c (avr_io_address_p): Remove function.
4578 (out_movqi_r_mr): Use 'io_address_operand' predicate instead of
4579 'avr_io_address_p' function.
4580 (out_movhi_r_mr): (Ditto.).
4581 (out_movqi_mr_r): (Ditto.).
4582 (out_movhi_mr_r): (Ditto.).
4583 (avr_address_cost): (Ditto.).
4585 2008-04-02 Uros Bizjak <ubizjak@gmail.com>
4587 * config/i386/i386.md (*float<SSEMODEI24:mode><X87MODEF:mode>2_1):
4588 Emit gen_floatdi<X87MODEF:mode>2_i387_with_xmm for DImode values
4589 in 32bit mode when XMM registers are available to avoid store
4591 (floatdi<X87MODEF:mode>2_i387_with_xmm): New insn pattern and
4592 corresponding post-reload splitters.
4594 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
4596 * config/i386/i386.c (bdesc_sse_3arg): Add __builtin_ia32_shufps
4597 and __builtin_ia32_shufpd. Provide __builtin_ia32_roundsd and
4598 __builtin_ia32_roundss.
4599 (ix86_init_mmx_sse_builtins): Remove __builtin_ia32_shufps,
4600 __builtin_ia32_shufpd, __builtin_ia32_roundsd and
4601 __builtin_ia32_roundss.
4602 (ix86_expand_builtin): Don't handle IX86_BUILTIN_SHUFPS and
4603 IX86_BUILTIN_SHUFPD here.
4605 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
4607 * config/i386/i386.md (plogic): New.
4608 (plogicprefix): Likewise.
4610 * config/i386/mmx.md (mmx_<code><mode>3): New.
4611 (mmx_and<mode>3): Removed.
4612 (mmx_ior<mode>3): Likewise.
4613 (mmx_xor<mode>3): Likewise.
4615 * config/i386/sse.md (<code><mode>3): New.
4616 (*<code><mode>3): Likewise.
4617 (*<code><mode>3): Likewise.
4618 (<code><mode>3): Likewise.
4619 (*sse_<code><mode>3): Likewise.
4620 (*sse2_<code><mode>3): Likewise.
4621 (<code>tf3): Likewise.
4622 (*<code>tf3): Likewise.
4623 (and<mode>3): Likewise.
4624 (*and<mode>3): Likewise.
4625 (ior<mode>3): Removed.
4626 (*ior<mode>3): Likewise.
4627 (xor<mode>3): Likewise.
4628 (*xor<mode>3): Likewise.
4629 (*and<mode>3): Likewise.
4630 (*ior<mode>3): Likewise.
4631 (*xor<mode>3): Likewise.
4632 (and<mode>3): Likewise.
4633 (*sse_and<mode>3): Likewise.
4634 (*sse2_and<mode>3): Likewise.
4636 (*andtf3): Likewise.
4637 (ior<mode>3): Likewise.
4638 (*sse_ior<mode>3): Likewise.
4639 (*sse2_ior<mode>3): Likewise.
4641 (*iortf3): Likewise.
4642 (xor<mode>3): Likewise.
4643 (*sse_xor<mode>3): Likewise.
4644 (*sse2_xor<mode>3): Likewise.
4646 (*xortf3): Likewise.
4648 2008-04-02 Richard Guenther <rguenther@suse.de>
4650 PR tree-optimization/14495
4651 PR tree-optimization/34793
4652 * tree-vrp.c (struct switch_update): New structure.
4653 (to_remove_edges, to_update_switch_stmts): New VECs.
4654 (simplify_switch_using_ranges): New function. Remove not taken
4655 case labels and edges.
4656 (simplify_stmt_using_ranges): Call it.
4657 (identify_jump_threads): Mark edges we have queued for removal
4658 so we don't thread them.
4659 (execute_vrp): Remove edges queued for removal, update SWITCH_STMT
4661 * tree-cfg.c (group_case_labels): Deal with missing default label.
4662 (tree_verify_flow_info): Allow missing default label.
4663 * stmt.c (emit_case_bit_tests): Deal with NULL default_label.
4664 (emit_case_nodes): Likewise.
4665 (expand_case): Do not rely on the default label to be present.
4666 * expr.c (try_casesi): Deal with NULL default_label.
4667 (do_tablejump): Likewise.
4669 2008-04-02 Richard Guenther <rguenther@suse.de>
4671 PR tree-optimization/14495
4672 * tree-vrp.c (vrp_visit_cond_stmt): Do not handle
4673 SWITCH_EXPR here ...
4674 (vrp_visit_switch_stmt): ... but here (new function).
4675 (find_case_label_index): New helper function.
4676 (vrp_visit_stmt): Dispatch to vrp_visit_switch_stmt.
4678 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
4680 * fwprop.c: Fix ISO-C99ism.
4682 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
4685 * Makefile.in (objdir): Set it here.
4686 * configure.ac: Not here. Find dynamic linker characteristics.
4687 * exec-tool.in: Use them.
4688 * aclocal.m4: Regenerate.
4689 * configure: Regenerate.
4691 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
4693 * expr.c (expand_var): Delete it.
4694 * expr.h (expand_var): Delete prototype.
4695 * function.c (expand_function_start): Use expand_decl instead.
4696 * cfgexpand.c (expand_one_static_var, expand_one_var): Don't call
4699 2008-04-02 Andy Hutchinson <hutchinsonamdy@aim.com>
4701 PR rtl-optimization/35542
4702 * fwprop.c (forward_propagate_and_simplify): Replace
4703 loc_reg_mentioned_in_p with reg_mentioned_p.
4705 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
4707 PR rtl-optimization/35281
4708 * fwprop.c (PR_CAN_APPEAR, PR_HANDLE_MEM): New.
4709 (propagate_rtx_1): Handle PR_HANDLE_MEM.
4710 (propagate_rtx): Pass PR_HANDLE_MEM if appropriate.
4711 (varying_mem_p): Move above propagate_rtx.
4712 (all_uses_available_at): Do not check MEMs.
4714 2008-04-02 Rafael Espindola <espindola@google.com>
4716 * tree-vrp.c (extract_code_and_val_from_cond): Remove.
4717 (register_edge_assert_for_2): Split the cond argument.
4718 (register_edge_assert_for_1): Adjust for the change in
4719 register_edge_assert_for_2.
4720 (register_edge_assert_for): Split the cond argument.
4721 (find_switch_asserts): Adjust for the change in
4722 register_edge_assert_for.
4724 2008-04-02 Kai Tietz <kai.tietz@onevision.com>
4726 * config.gcc: Add for x86_64-*-mingw* the t-crtfm to tbuild.
4727 * config/i386/cygming.h (ASM_OUTPUT_DWARF_OFFSET): Add 8 byte
4728 offsets for 64-bit mingw.
4729 * config/i386/i386.c (ix86_pass_by_reference): Correct calling
4730 abi for x86_64-pc-mingw.
4732 2008-04-02 Richard Guenther <rguenther@suse.de>
4734 * tree-vrp.c (extract_range_from_assert): Make sure to not
4735 produce range min/max with TREE_OVERFOW set.
4736 If merging a anti-range and a range keep the anti-range if
4737 the range covers all values of the type.
4738 (register_edge_assert_for_2): Only allow sign-changing
4739 conversions in detecting canonical range checks. Also
4740 register an assert for the unsigned name if useful.
4742 PR tree-optimization/35787
4743 * tree-vrp.c (vrp_val_max): New function.
4744 (vrp_val_min): Likewise.
4745 (vrp_val_is_max): Move earlier, use vrp_val_{min,max}.
4746 (vrp_val_is_min): Likewise.
4747 (supports_overflow_infinity): Use vrp_val_{min,max}.
4748 (negative_overflow_infinity): Likewise.
4749 (positive_overflow_infinity): Likewise.
4750 (is_negative_overflow_infinity): Use vrp_val_is_{min,max}.
4751 (is_positive_overflow_infinity): Likewise.
4752 (is_overflow_infinity): Likewise.
4753 (avoid_overflow_infinity): Use vrp_val_{min,max} and
4754 vrp_val_is_{min,max}.
4755 (set_and_canonicalize_value_range): Canonicalize anti-ranges
4756 to ranges if possible. Avoid empty ranges.
4758 2008-04-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4761 * fold-const.c (get_pointer_modulus_and_residue): Return modulus 1 if
4762 the expression is a function address.
4764 2008-04-01 George Helffrich <george@gcc.gnu.org>
4766 PR fortran/35154, fortran/23057
4767 * dbxout.c: Emit .stabs debug info for Fortran COMMON block
4768 variables as base symbol name + offset using N_BCOMM/N_ECOMM.
4769 (is_fortran, dbxout_common_name, dbxout_common_check): New functions.
4770 (dbxout_symbol_location): Transform N_LCSYM to N_GSYM for storage
4772 (dbxout_syms): Check for COMMON-based symbol and wrap in
4773 N_BCOMM/N_ECOMM stab bracket, including as many symbols as possible
4774 in bracket for efficiency.
4776 * dwarf2out.c: Emit DWARF debug info for Fortran COMMON block
4777 using DW_TAG_common_block + member offset.
4778 (add_pubname_string): New function.
4779 (dw_expand_expr): New function to find block name and offset for
4781 (common_check): New function to check whether symbol in Fortran COMMON.
4782 (gen_variable_die): If COMMON, use DW_TAG_common_block.
4784 2008-04-01 Volker Reichelt <v.reichelt@netcologne.de>
4787 * c-format.c (init_dynamic_gfc_info): Ignore invalid locus type.
4789 2008-04-02 Ben Elliston <bje@au.ibm.com>
4791 * config/v850/v850.md (casesi): Remove if (0) code.
4792 * config/i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
4793 * config/alpha/alpha.c (alpha_initialize_trampoline): Likewise.
4795 2008-04-01 Uros Bizjak <ubizjak@gmail.com>
4797 * config/i386/i386.md (rex64suffix): New mode attribute.
4798 (floathi<mode>2): Disable expander for SSE math.
4799 (*floathi<mode>2_1): New insn insn_and_split pattern.
4800 (*floathi<mode>2_i387_with_temp): New macroized instruction pattern and
4801 corresponding post-reload splitters.
4802 (*floathi<mode>2_i387): New macroized insn pattern.
4803 (float<SSEMODEI24:mode><X87MODEF:mode>2): New macroized expander.
4804 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1): New macroized
4805 insn_and_split pattern.
4806 (*floatsi<mode>2_vector_mixed_with_temp, *floatsi<mode>2_vector_mixed):
4807 New macroized instruction patterns and corresponding post-reload
4809 (*floatsi<mode>2_mixed_with_temp): New macroized instruction pattern
4810 and corresponding post-reload splitters.
4811 (*floatsi<mode>2_mixed_interunit, *floatsi<mode>2_mixed_nointerunit):
4812 New macroized instruction patterns.
4813 (*floatsi<mode>2_vector_sse_with_temp, *floatsi<mode>2_vector_sse): New
4814 macroized instruction patterns and corresponding post-reload splitters.
4815 (*floatsi<mode>2_sse_with_temp): New macroized instruction pattern and
4816 corresponding post-reload splitters.
4817 (*floatsi<mode>2_sse_interunit, *floatsi<mode>2_mixed_nointerunit):
4818 New macroized instruction patterns.
4819 (*floatsi<mode>2_i387_with_temp): New macroized instruction pattern and
4820 corresponding post-reload splitters.
4821 (*floatsi<mode>2_i387): New macroized instruction patterns.
4823 2008-04-01 H.J. Lu <hongjiu.lu@intel.com>
4825 * config/i386/i386.md (smaxmin): New.
4826 (umaxmin): Likewise.
4827 (maxminiprefix): Likewise.
4828 (maxminfprefix): Likewise.
4829 (<code><mode>3): Likewise.
4830 (smin<mode>3): Removed.
4831 (smax<mode>3): Likewise.
4833 * config/i386/mmx.md (mmx_<code>v2sf3): New.
4834 (mmx_<code>v4hi3): Likewise.
4835 (mmx_<code>v8qi3): Likewise.
4836 (mmx_smaxv2sf3): Removed.
4837 (mmx_sminv2sf3): Likewise.
4838 (mmx_umaxv8qi3): Likewise.
4839 (mmx_smaxv4hi3): Likewise.
4840 (mmx_uminv8qi3): Likewise.
4841 (mmx_sminv4hi3): Likewise.
4843 * config/i386/sse.md (<addsub><mode>3): New.
4844 (*<addsub><mode>3): Likewise.
4845 (<sse>_vm<addsub><mode>3): Likewise.
4846 (<maxmin><mode>3): Likewise.
4847 (*<maxmin><mode>3_finite): Likewise.
4848 (*<maxmin><mode>3): Likewise.
4849 (<sse>_vm<maxmin><mode>3): Likewise.
4850 (sse3_h<addsub>v4sf3): Likewise.
4851 (sse3_h<addsub>v2df3): Likewise.
4852 (<maxmin>v16qi3): Likewise.
4853 (*<maxmin>v16qi3): Likewise.
4854 (<maxmin>v8hi3): Likewise.
4855 (*<maxmin>v8hi3): Likewise.
4856 (*sse4_1_<maxmin><mode>3): Likewise.
4857 (*sse4_1_<maxmin><mode>3): Likewise.
4858 (add<mode>3): Removed.
4859 (*add<mode>3): Likewise.
4860 (<sse>_vmadd<mode>3): Likewise.
4861 (sub<mode>3): Likewise.
4862 (*sub<mode>3): Likewise.
4863 (<sse>_vmsub<mode>3): Likewise.
4864 (smin<mode>3): Likewise.
4865 (*smin<mode>3_finite): Likewise.
4866 (*smin<mode>3): Likewise.
4867 (<sse>_vmsmin<mode>3): Likewise.
4868 (smax<mode>3): Likewise.
4869 (*smax<mode>3_finite): Likewise.
4870 (*smax<mode>3): Likewise.
4871 (<sse>_vmsmax<mode>3): Likewise.
4872 (sse3_haddv4sf3): Likewise.
4873 (sse3_haddv2df3): Likewise.
4874 (sse3_hsubv4sf3): Likewise.
4875 (sse3_hsubv2df3): Likewise.
4876 (umaxv16qi3): Likewise.
4877 (*umaxv16qi3): Likewise.
4878 (smaxv8hi3): Likewise.
4879 (*smaxv8hi3): Likewise.
4880 (*sse4_1_smax<mode>3): Likewise.
4881 (*sse4_1_umax<mode>3): Likewise.
4882 (uminv16qi3): Likewise.
4883 (*uminv16qi3): Likewise.
4884 (sminv8hi3): Likewise.
4885 (*sminv8hi3): Likewise.
4886 (*sse4_1_smin<mode>3): Likewise.
4887 (*sse4_1_umin<mode>3): Likewise.
4889 2008-04-01 Rafael Espindola <espindola@google.com>
4891 * tree-cfg.c (verify_expr): remove in_phi.
4892 (verify_stmt): Don't call walk_tree with verify_expr. Use
4893 is_gimple_min_invariant instead of is_gimple_val.
4895 2008-04-01 Joseph Myers <joseph@codesourcery.com>
4897 * doc/include/gpl_v3.texi: Update for manpage generation.
4898 * doc/gcc.texi, doc/gccint.texi: Include gpl_v3.texi instead of
4900 * doc/sourcebuild.texi: Document gpl_v3.texi as well as gpl.texi.
4901 * Makefile.in (TEXI_GCC_FILES, TEXI_GCCINT_FILES): Include
4902 gpl_v3.texi instead of gpl.texi.
4905 2008-04-01 Jakub Jelinek <jakub@redhat.com>
4908 * c-pch.c (c_common_read_pch): On error close (fd) resp. fclose (f).
4910 2008-04-01 Rafael Espindola <espindola@google.com>
4912 * tree-vrp.c (extract_code_and_val_from_cond_with_ops): New.
4913 (extract_code_and_val_from_cond): Use
4914 extract_code_and_val_from_cond_with_ops.
4916 2008-04-01 Jan Hubicka <jh@suse.cz>
4918 * function.c (free_after_compilation): Free epilogue_delay_list.
4919 (prepare_function_start): Assert that previous compilation was freed.
4921 2008-04-01 Jan Hubicka <jh@suse.cz>
4922 Jim Wilson <wilson@tuliptree.org>
4923 Andreas Tobler <andreast@gcc.gnu.org>
4926 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Use
4927 rtl.emit instead cfun->emit.
4928 * sparc/sparc.h (INIT_EXPANDERS): Likewise.
4929 * ia64/ia64.h (INIT_EXPANDERS): Likewise.
4931 2008-04-01 Ben Elliston <bje@au.ibm.com>
4933 * doc/c-tree.texi (Function Basics): Fix grammatical error.
4935 2008-03-31 Seongbae Park <seongbae.park@gmail.com>
4937 * common.opt (fprofile-dir=, fprofile-use=, fprofile-generate=):
4939 (fprofile-use): Add var flag_profile_use
4940 * coverage.c (coverage_begin_output): Do not open a gcno file for
4941 output only if -ftest-coverage is set.
4942 Do not add getpwd() to gcda file path.
4943 (build_gcov_info): Check the new flag
4944 flag_profile_datafile_relative_path.
4945 (coverage_init): Use profile_data_prefix.
4946 Read profile counter only if flag_profile_use is set.
4947 * opts.c (common_handle_option): New option fprofile-use=,
4948 fprofile-dir=, fprofile-generate=.
4949 * toplev.c (profile_data_prefix): New variable definition.
4950 * toplev.h (profile_data_prefix): New declaration.
4951 * doc/invoke.tex (Option Summary, Optimization Options):
4954 2008-03-31 James E. Wilson <wilson@tuliptree.org>
4956 * varasm.c (output_constant_pool_1): In LABEL_REF check,
4957 use tmp consistently.
4960 * config/ia64/div.md (recip_approx_rf): Use UNSPEC not DIV.
4961 * config/ia64/ia64.c (rtx_needs_barrier): Handle
4962 UNSPEC_FR_RECIP_APPROX_RES.
4963 * config/ia64/ia64.md (UNSPEC_FR_RECIP_APPROX_RES): Define.
4965 2008-03-31 Volker Reichelt <v.reichelt@netcologne.de>
4968 * c-decl.c (store_parm_decls_oldstyle): Skip invalid parameters.
4970 2008-03-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
4973 * fold-const.c (fold_indirect_ref_1): Support accessing non first
4974 element of the vector via a pointer.
4976 2008-03-31 Ian Lance Taylor <iant@google.com>
4978 * tlink.c (scan_linker_output): Look for symbol name in single quotes.
4980 2008-03-31 Jan Hubicka <jh@suse.cz>
4982 * builtins.c (expand_builtin_setjmp_receiver): Update call of
4983 get_arg_pointer_save_area.
4984 * expr.c (init_expr): Just clear out rtl.expr.
4985 * function.c (free_after_compilation): Clear out whole RTL structure.
4986 (get_func_frame_size): Merge into ...
4987 (get_frame_size): ... this one.
4988 (assign_stack_local_1): Merge into ...
4989 (assign_stack_local): ... this one.
4990 (expand_function_end): Update call of get_arg_pointer_save_area.
4991 (get_art_pointer_save_area): Remove cfun argument.
4992 * function.h (emit_status): regno_pointer_align does not need length
4993 attribute. Move x_regno_reg_rtx to ...
4994 (regno_reg_rtx): ... new global array.
4995 (reg_rtx_no, seq_stack, REGNO_POINTER_ALIGN): Update accestors.
4996 (pending_stack_adjust, inhibit_defer_pop, saveregs_value,
4997 apply_args_value, forced_labels, stack_pointer_delta):
4999 (struct varasm_status): Move here from varasm.c
5000 (struct rtl_data): New. Move here some fields from struct function.
5001 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
5002 frame_offset, stack_check_probe_note, arg_pointer_save_area,
5003 used_temp_slots avail_temp_slots, temp_slot_level,
5004 nonlocal_goto_handler_labels): Update accesstors.
5005 (rtl): New global variable.
5006 (struct function): Move some fileds to rtl_data.
5007 (get_arg_pointer_save_area): Update prototype.
5008 * emit-rtl.c (rtl): Declare.
5009 (regno_reg_rtx): Declare.
5010 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
5012 (gen_reg_rtx): Update.
5013 (init_virtual_regs): Do not tate emit_status argument.
5014 (init_emit): Do not allocate emit.
5015 * varasm.c (varasm_statuc): Move to function.h.
5016 (n_deferred_constatns): Update accestor.
5017 (init_varasm_status): Do not allocate varasm_status.
5018 (force_const_mem, get_pool_size, output_constant_pool): Update.
5019 * stmt.c (force_label_rtx): Do not use x_ prefixes.
5020 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
5022 2008-03-31 Zdenek Dvorak <ook@ucw.cz>
5024 PR rtl-optimization/35729
5025 * loop-invariant.c (check_maybe_invariant): Disallow volatile memory
5028 2008-03-31 H.J. Lu <hongjiu.lu@intel.com>
5031 * config/i386/i386.md (*movti_internal): Emit unaligned SSE
5032 load/store if memory is unaligned.
5033 (*movti_rex64): Likewise.
5035 * config/i386/predicates.md (misaligned_operand): New.
5037 2008-03-31 Andrew Pinski <pinskia@gmail.com>
5040 * tree-ssa-phiopt.c (conditional_replacement): Return early for
5043 2008-03-31 Jan Beulich <jbeulich@novell.com>
5045 * config/ia64/constraints.md: Add 'j' constraint.
5046 * config/ia64/ia64.md (movsi_internal): Add addp4 case.
5047 (movdi_internal): Likewise.
5049 2008-03-30 Volker Reichelt <v.reichelt@netcologne.de>
5052 * c-typeck.c (build_c_cast): Skip invalid fields in unions.
5054 2008-03-30 H.J. Lu <hongjiu.lu@intel.com>
5057 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Issue
5058 proper error message for the third argument on blendpd and
5061 * config/i386/sse.md (blendbits): New.
5062 (sse4_1_blendp<ssemodesuffixf2c>): Use it.
5064 2008-03-30 Eric Botcazou <ebotcazou@adacore.com>
5066 * fold-const.c (fold_binary) <BIT_IOR_EXPR>: Add missing conversions.
5068 2008-03-30 Richard Guenther <rguenther@suse.de>
5071 * fold-const.c (fold_sign_changed_comparison): Do leave
5072 conversions to base-types alone.
5074 2008-03-29 Andrew Pinski <andrew_pinski@playstation.sony.com>
5076 * config/rs6000/rs6000.c (rs6000_stack_info): Don't force saving of
5077 the link register if one altivec register is be saved.
5079 2008-03-30 Ben Elliston <bje@au.ibm.com>
5081 * final.c (final_scan_insn): Remove if (0) code.
5083 2008-03-28 Volker Reichelt <v.reichelt@netcologne.de>
5085 * c-parser.c (c_parser_next_token_is_keyword): Simplify.
5087 2008-03-28 H.J. Lu <hongjiu.lu@intel.com>
5089 * config/i386/sse.md (*and<mode>3): Pass <MODE>mode instead
5090 of V4SFmode to ix86_binary_operator_ok.
5092 2008-03-28 Uros Bizjak <ubizjak@gmail.com>
5094 * config/i386/i386.c (override_options): Initialize
5095 ix86_veclib_handler to ix86_veclibabi_svml when
5096 -mveclibabi=svml is used.
5097 (ix86_veclibabi_svml): New function for SVML ABI style
5098 vectorization support.
5099 * doc/invoke.texi (-mveclibabi) [svml]: Document new target option.
5101 2008-03-28 Rafael Espindola <espindola@google.com>
5103 * fold-const.c (tree_unary_nonnegative_warnv_p): Make it public.
5104 (tree_binary_nonnegative_warnv_p): Make it public.
5105 (tree_single_nonnegative_warnv_p): Make it public.
5106 (tree_invalid_nonnegative_warnv_p): Make it public.
5107 (tree_unary_nonzero_warnv_p): Make it public.
5108 (tree_binary_nonzero_warnv_p): Make it public
5109 (tree_single_nonzero_warnv_p): Make it public.
5110 * tree-vrp.c (vrp_evaluate_conditional_warnv_with_ops): New function.
5111 (extract_range_from_binary_expr): Split the expr argument.
5112 (extract_range_from_unary_expr): Split the expr argument.
5113 (extract_range_from_comparison): Split the expr argument.
5114 (extract_range_from_expr): Use the new aux functions.
5115 (vrp_evaluate_conditional_warnv): Use
5116 vrp_evaluate_conditional_warnv_with_ops.
5117 * tree.h (tree_unary_nonzero_warnv_p): Declare.
5118 (tree_binary_nonzero_warnv_p): Declare.
5119 (tree_single_nonzero_warnv_p): Declare.
5120 (tree_expr_nonzero_warnv_p): Declare.
5121 (tree_unary_nonnegative_warnv_p): Declare.
5122 (tree_binary_nonnegative_warnv_p): Declare.
5123 (tree_single_nonnegative_warnv_p): Declare.
5124 (tree_invalid_nonnegative_warnv_p): Declare.
5126 2008-03-28 Richard Guenther <rguenther@suse.de>
5128 PR tree-optimization/30317
5129 PR tree-optimization/30911
5130 PR tree-optimization/34793
5131 * tree-vrp.c (set_and_canonicalize_value_range): New function.
5132 (struct assert_locus_d): New member EXPR.
5133 (register_new_assert_for): Add EXPR parameter to support
5134 ASSERT_EXPR <name, expr OP limit>.
5135 (register_edge_assert_for_1): Adjust callers.
5136 (find_assert_locations): Likewise.
5137 (process_assert_insertions_for): Build condition from expression.
5138 (extract_range_from_assert): Handle ASSERT_EXPRs
5139 of the form ASSERT_EXPR <name, expr OP limit>.
5140 (register_edge_assert_for_2): New helper registering
5141 asserts for comparisons. Recognize range tests of the form
5142 (unsigned)i - CST1 OP CST2.
5143 (register_edge_assert_for_1): Use it.
5144 (register_edge_assert_for): Likewise.
5145 (needs_overflow_infinity): Integer sub-types
5146 do not need overflow infinities.
5147 (vrp_val_is_max): The extreme values of integer sub-types
5148 are those of the base type.
5149 (vrp_val_is_min): Likewise.
5150 * tree.def (ASSERT_EXPR): Document extra allowed conditional
5153 2008-03-28 Nick Clifton <nickc@redhat.com>
5156 * config/mn10300/mn10300.c (mn10300_secondary_reload_class):
5157 Return GENERAL_REGS for stack adjustment reloads.
5159 2008-03-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
5162 * config/rs6000/rs6000.c (rs6000_expand_vector_init): Create a
5163 const_vector when all the vectors are constant.
5165 2008-03-27 Bob Wilson <bob.wilson@acm.org>
5167 * config/xtensa/xtensa.c (gen_float_relational): Handle unordered
5169 * config/xtensa/xtensa.md (any_cond): Add unordered comparisons.
5170 (any_scc_sf): Add uneq, unlt, unle and unordered operators.
5172 (s<code>_sf): Use new scc_sf attribute for opcode names.
5174 2008-03-27 Tom Tromey <tromey@redhat.com>
5176 * doc/sourcebuild.texi, doc/install.texi, configure, aclocal.m4,
5177 configure.ac, Makefile.in, config/t-darwin, config/m32c/t-m32c,
5178 config/spu/t-spu-elf, config/i386/t-interix,
5179 config/i386/t-cygming, config/i386/x-i386, config/i386/t-cygwin,
5180 config/i386/x-darwin, config/i386/x-mingw32,
5181 config/i386/t-netware, config/i386/x-cygwin, config/i386/t-nwld,
5182 config/sh/t-sh, config/sh/t-symbian, config/x-linux,
5183 config/t-sol2, config/x-hpux, config/x-darwin, config/ia64/t-ia64,
5184 config/x-solaris, config/t-vxworks, config/m68k/t-uclinux,
5185 config/rs6000/x-rs6000, config/rs6000/x-darwin64,
5186 config/rs6000/x-darwin, config/rs6000/t-rs6000,
5187 config/score/t-score-elf, config/arm/t-strongarm-pe,
5188 config/arm/t-pe, config/arm/t-arm, config/arm/t-wince-pe,
5189 config/v850/t-v850, config/v850/t-v850e, config/bfin/t-bfin-linux:
5190 Revert automatic dependency patch.
5192 2008-03-27 H.J. Lu <hongjiu.lu@intel.com>
5195 * config/i386/i386.c (ix86_function_arg_boundary): Align
5196 decimal floating point to its natural boundary.
5198 2008-03-27 Richard Guenther <rguenther@suse.de>
5201 * fold-const.c (fold_comparison): Restrict distinct decl
5202 comparison folding to VAR_DECLs and PARM_DECLs. Do not
5203 solely rely on operand_equal_p.
5205 2008-03-27 Richard Guenther <rguenther@suse.de>
5208 * c-common.c (handle_weak_attribute): Reject combination of
5211 2008-03-27 Richard Guenther <rguenther@suse.de>
5213 PR tree-optimization/32810
5214 * tree-ssa-ccp.c (get_symbol_constant_value): Strip useless
5215 conversions from DECL_INITIAL.
5216 (fold_const_aggregate_ref): Likewise from constructor elements.
5218 2008-03-27 Zdenek Dvorak <ook@ucw.cz>
5220 * tree-affine.h (aff_combination_expand): Declare.
5221 (get_inner_reference_aff): Likewise.
5222 * tree-affine.c (aff_combination_expand): Split out from
5223 tree_to_aff_combination_expand.
5224 (get_inner_reference_aff): New function.
5225 * tree-parloops.c (loop_parallel_p): Free vectorizer info.
5226 * tree-ssa-loop-im.c: Include tree-affine.h and pointer-set.h.
5227 (struct lim_aux_data): sm_done field removed.
5228 (mem_ref_loc_p, mem_ref_locs_p): New types.
5229 (struct mem_ref): Added id, stored, accesses_in_loop,
5230 indep_loop, dep_loop, indep_ref, dep_ref fields.
5231 Removed is_stored, locs and next fields.
5232 (memory_accesses): New variable.
5233 (movement_possibility): Do not allow moving statements
5234 that store to memory.
5235 (outermost_indep_loop, simple_mem_ref_in_stmt, mem_ref_in_stmt):
5237 (determine_max_movement): For statements with memory references,
5238 find the outermost loop in that the reference is independent.
5239 (move_computations_stmt): Mark the virtual operands for renaming.
5240 (memref_free, mem_ref_alloc, mem_ref_locs_alloc, mark_ref_stored,
5241 gather_mem_refs_stmt, gather_mem_refs_in_loops, vtoe_hash, vtoe_eq,
5242 vtoe_free, record_vop_access, get_vop_accesses, get_vop_stores,
5243 add_vop_ref_mapping, create_vop_ref_mapping_loop,
5244 create_vop_ref_mapping, analyze_memory_references,
5245 cannot_overlap_p, mem_refs_may_alias_p, rewrite_mem_ref_loc,
5246 get_all_locs_in_loop, ref_always_accessed_p,
5247 refs_independent_p, record_indep_loop, ref_indep_loop_p_1,
5248 ref_indep_loop_p, can_sm_ref_p, find_refs_for_sm,
5249 store_motion_loop, store_motion): New functions.
5250 (struct vop_to_refs_elt): New type.
5251 (record_mem_ref_loc, free_mem_ref_locs, rewrite_mem_refs,
5252 memref_hash, memref_eq, hoist_memory_references): Rewritten.
5253 (schedule_sm): Replaced by...
5254 (execute_sm): ... this.
5255 (determine_lsm_ref, hoist_memory_references,
5256 loop_suitable_for_sm, gather_mem_refs_stmt, gather_mem_refs,
5257 find_more_ref_vops, free_mem_ref, free_mem_refs,
5258 determine_lsm_loop, determine_lsm): Removed.
5259 (tree_ssa_lim_finalize): Free data structures used by store motion.
5260 (tree_ssa_lim): Call analyze_memory_references. Use
5261 store_motion instead of determine_lsm.
5263 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
5265 * config.cc (m68hc11, m6811, m68hc12, m6812): Add usegas.h,
5266 rename tmake_file to m68hc11/t-m68hc11.
5267 (mcore): Set inhibit_libc to true.
5268 * config.host (alpha*-dec-*vms*): Set extra_programs.
5269 (interix3*): Don't use host_xmake_file.
5270 * configure.ac: Let config.gcc override inhibit_libc.
5271 * configure: Regenerate.
5273 * config/alpha/x-vms (EXTRA_PROGRAMS): Remove.
5274 * config/t-openbsd-thread: Remove commented out lines.
5276 * config/x-interix: Remove.
5278 * config/m68hc11/t-m68hc11-gas: Rename to...
5279 * config/m68hc11/t-m68hc11: ... this. Remove T_CPPFLAGS.
5281 * config/mcore/t-mcore: Remove T_CFLAGS.
5282 * config/mcore/t-mcore-pe: Likewise.
5284 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
5286 * configure.ac: Replace custom __GNU_SOURCE test with
5287 AC_USE_SYSTEM_EXTENSIONS. Move it earlier.
5288 * aclocal.m4: Regenerate.
5289 * configure: Regenerate.
5290 * config.in: Regenerate.
5292 2008-03-27 Richard Guenther <rguenther@suse.de>
5294 * fold-const.c (target.h): Include.
5295 (fold_comparison): Fold comparison of addresses of decls
5296 that bind locally or of constants. Consolidate address folding code.
5297 * tree-vrp.c (operand_less_p): Deal with non-INTEGER_CST
5298 results from fold_binary_to_constant.
5299 (compare_values_warnv): Likewise.
5301 2008-03-27 Andrew Pinski <pinskia@gmail.com>
5304 * fold-const.c (fold_truthop): Check for integeral types when folding
5305 a == 0 && b == 0 and a != 0 || b != 0 .
5307 2008-03-26 Eric Botcazou <ebotcazou@adacore.com>
5309 * tree.c (get_unwidened): Remove code fiddling with COMPONENT_REF.
5311 2008-03-26 Andreas Schwab <schwab@suse.de>
5313 * doc/invoke.texi: Fix use of @item vs. @itemx.
5315 2008-03-26 Tom Tromey <tromey@redhat.com>
5317 * Makefile.in (build/gensupport.o, build/print-rtl.o,
5318 build/read-rtl.o, build/rtl.o, build/gencondmd.o, build/genattr.o,
5319 build/genattrtab.o, build/genautomata.o, build/gencheck.o,
5320 build/gencodes.o, build/genconditions.o, build/genconfig.o,
5321 build/genconstants.o, build/genemit.o, build/genextract.o,
5322 build/genflags.o, build/genmddeps.o, build/genopinit.o,
5323 build/genoutput.o, build/genpeep.o, build/genrecog.o): Depend on
5326 2008-03-26 Richard Guenther <rguenther@suse.de>
5329 2008-03-26 Richard Guenther <rguenther@suse.de>
5331 * fold-const.c (target.h): Include.
5332 (fold_comparison): Fold comparison of addresses of two decls
5333 that bind locally. Consolidate address folding code.
5335 2008-03-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5337 * builtins.c (expand_builtin_pow, fold_builtin_cabs,
5338 fold_builtin_sqrt, fold_builtin_cbrt, fold_builtin_logarithm,
5339 fold_builtin_hypot, fold_builtin_pow): Remove uses of dconst3,
5340 dconstsqrt2, dconstthird, dconste and/or dconst10.
5341 * config/i386/i386.c (ix86_emit_swsqrtsf): Likewise.
5342 * emit-rtl.c (dconst3, dconst10, dconstm2, dconstthird,
5343 dconstsqrt2, dconste): Delete.
5344 (init_emit_once): Likewise. Simplify initializing dconstm1.
5346 * real.c (get_real_const): New.
5347 * real.h (dconst3, dconst10, dconstm2, dconstthird,
5348 dconstsqrt2, dconste): Delete.
5349 (real_value_const, get_real_const): New.
5351 2008-03-26 H.J. Lu <hongjiu.lu@intel.com>
5353 * config/i386/cygming.h (BIGGEST_ALIGNMENT): Removed.
5355 * config/i386/i386.c (ix86_function_arg_boundary): Check
5356 BIGGEST_ALIGNMENT instead of 128.
5357 (setup_incoming_varargs_64): Likewise.
5359 2008-03-26 Tom Tromey <tromey@redhat.com>
5361 * Makefile.in (DEPFILES): Add missing '/'.
5363 2008-03-26 Richard Guenther <rguenther@suse.de>
5365 * fold-const.c (target.h): Include.
5366 (fold_comparison): Fold comparison of addresses of two decls
5367 that bind locally. Consolidate address folding code.
5369 2008-03-26 Nick Clifton <nickc@redhat.com>
5372 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p): Do
5373 not allow INT+INT as a legitimate addressing mode.
5375 2008-03-26 Richard Guenther <rguenther@suse.de>
5377 * tree-flow.h (widen_bitfield): Remove declaration.
5378 * tree-ssa-ccp.c (visit_assignment): Remove unneeded code.
5379 (widen_bitfield): Remove function.
5380 * tree-ssa-dom.c (record_equivalences_from_stmt): Remove unneeded
5383 2008-03-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
5386 * config/rs6000/rs6000-c.c (rs6000_builtin_type_compatible): Handle
5389 2008-03-25 Richard Sandiford <rsandifo@nildram.co.uk>
5391 PR rtl-optimization/35232
5392 * reload1.c (reg_reloaded_call_part_clobbered): Clarify comment.
5393 (forget_old_reloads_1, forget_marked_reloads): Don't clear
5394 reg_reloaded_call_part_clobbered here.
5395 (reload_regs_reach_end_p): New function.
5396 (reload_reg_rtx_for_input): New variable.
5397 (reload_reg_rtx_for_output): Likewise.
5398 (emit_input_reload_insns): Use reloadreg rather than rl->reg_rtx
5399 when reassigning a pseudo register. Load reloadreg from
5400 reload_reg_rtx_for_input, moving the mode and register
5402 (do_input_reload): ...here. Use the mode-adjusted reg_rtx
5403 instead of the original when deciding whether an input reload
5404 would be a no-op or whether an output reload can be deleted.
5405 (emit_output_reload_insns): Use the mode-adjusted reg_rtx
5406 when setting up new_spill_reg_store. Load it from
5407 reload_reg_rtx_for_output, moving the mode and register
5409 (do_output_reload): ...here. Use the mode-adjusted reg_rtx
5410 instead of the original when deciding whether an output reload
5411 would be a no-op. Do the same when modifying insn notes.
5412 Use rtx_equal_p instead of == to compare the registers.
5413 (inherit_piecemeal_p): Take a mode and two register numbers
5415 (emit_reload_insns): Clear new_spill_reg_store for every hard
5416 register in the reload register. Remove spill registers
5417 from reg_reloaded_valid before considering whether to record
5418 inheritance information for them. Use reload_reg_rtx_for_output
5419 instead of reg_rtx when recording output reloads. Use
5420 reload_reg_rtx_for_input instead of reg_rtx when recording
5421 input reloads. Set or clear reg_reloaded_call_part_clobbered
5422 at the same time as setting reg_reloaded_valid.
5423 (delete_output_reload): Add a new_reload_reg parameter and use it
5424 instead of rld[j].reg_rtx.
5425 (emit_input_reload_insns, do_input_reload, do_output_reload): Adjust
5428 2008-03-25 Tom Tromey <tromey@redhat.com>
5430 * Makefile.in (build/gensupport.o): Depend on insn-modes.h.
5431 (build/genattr.o): Likewise.
5432 (build/genattrtab.o): Likewise.
5433 (build/gencodes.o): Likewise.
5434 (build/genconfig.o): Likewise.
5435 (build/genconstants.o): Likewise.
5436 (build/genemit.o): Likewise.
5437 (build/genextract.o): Likewise.
5438 (build/genflags.o): Likewise.
5440 2008-03-25 Bob Wilson <bob.wilson@acm.org>
5442 * config/xtensa/xtensa.c (xtensa_va_start): Use build_int_cst
5443 instead of size_int for integer types.
5444 (xtensa_gimplify_va_arg_expr): Likewise. Convert index to sizetype
5445 to match type of MINUS_EXPR.
5447 2008-03-25 Tom Tromey <tromey@redhat.com>
5449 * configure: Rebuilt.
5450 * configure.ac (BUILD_DEPMODE): Extract CCDEPMODE from temporary
5453 2008-03-25 Tom Tromey <tromey@redhat.com>
5455 * config/x-solaris (host-solaris.o): Update.
5456 * config/x-linux (host-linux.o): Update.
5457 * config/x-hpux (host-hpux.o): Update.
5458 * config/x-darwin (host-darwin.o): Update.
5459 * config/v850/t-v850e (v850-c.o): Update.
5460 * config/v850/t-v850 (v850-c.o): Update.
5461 * config/t-vxworks (vxworks.o): Update.
5462 * config/t-sol2 (sol2-c.o, sol2.o): Update.
5463 * config/t-darwin (darwin.o, darwin-c.o, darwin-driver.o): Update.
5464 * config/spu/t-spu-elf (spu-c.o): Update.
5466 * config/sh/t-symbian (sh-c.o): Update.
5467 (symbian.o): Update.
5468 * config/sh/t-sh (sh-c.o): Update.
5469 * config/score/t-score-elf (score7.o, score3.o): Update.
5470 * config/rs6000/x-rs6000 (driver-rs6000.o): Update.
5471 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Update.
5472 * config/rs6000/x-darwin (host-ppc-darwin.o): Update.
5473 * config/rs6000/t-rs6000 (rs6000-c.o): Update.
5475 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
5476 * config/m32c/t-m32c (m32c-pragma.o): Update.
5477 * config/ia64/t-ia64 (ia64-c.o): Update.
5478 * config/i386/x-mingw32 (host-mingw32.o): Update.
5479 * config/i386/x-i386 (driver-i386.o): Update.
5480 * config/i386/x-darwin (host-i386-darwin.o): Update.
5481 * config/i386/x-cygwin (host-cygwin.o): Update.
5482 * config/i386/t-nwld (nwld.o): Update.
5483 * config/i386/t-netware (netware.o): Update.
5484 * config/i386/t-interix (winnt.o): Update.
5485 * config/i386/t-cygwin (cygwin1.o, cygwin2.o): Update.
5486 * config/i386/t-cygming (winnt.o, winnt-cxx.o, winnt-stubs.o,
5487 msformat-c.o): Update.
5488 * config/bfin/t-bfin-linux (generated_files): Add
5489 linux-sysroot-suffix.h.
5490 * config/arm/t-wince-pe (pe.o): Update.
5491 * config/arm/t-strongarm-pe (pe.o): Update.
5492 * config/arm/t-pe (pe.o): Update.
5493 * config/arm/t-arm (arm-c.o): Update.
5494 * doc/install.texi (Prerequisites): Require make 3.80.
5495 * Makefile.in: Remove .o targets.
5496 (CCDEPMODE, DEPDIR, depcomp, BUILD_DEPMODE): New variables.
5497 (OBSTACK_H, FIBHEAP_H, PARTITION_H, MD5_H, BCONFIG_H): Remove.
5498 (simple_generated_h, simple_generated_c): Move earlier.
5499 (generated_files): New variable.
5500 (TARGET_H, MACHMODE_H, HOOKS_H, HOSTHOOKS_DEF_H, LANGHOOKS_DEF_H,
5501 TARGET_DEF_H, RTL_BASE_H, RTL_H, PARAMS_H, BUILTINS_DEF, TREE_H,
5502 BASIC_BLOCK_H, GCOV_IO_H, COVERAGE_H, DEMANGLE_H, RECOG_H,
5503 ALIAS_H, EMIT_RTL_H, FLAGS_H, FUNCTION_H, EXPR_H, OPTABS_H,
5504 REGS_H, RA_H, RESOURCE_H, SCHED_INT_H, INTEGRATE_H, CFGLAYOUT_H,
5505 CFGLOOP_H, IPA_UTILS_H, IPA_REFERENCE_H, IPA_TYPE_ESCAPE_H,
5506 CGRAPH_H, DF_H, RESOURCE_H, DDG_H, GCC_H, GGC_H, TIMEVAR_H,
5507 INSN_ATTR_H, C_COMMON_H, C_PRAGMA_H, C_TREE_H, SYSTEM_H,
5508 PREDICT_H, DECNUM_H, MKDEPS_H, SYMTAB_H, TREE_DUMP_H,
5509 TREE_GIMPLE_H, TREE_FLOW_H, TREE_SSA_LIVE_H, PRETTY_PRINT_H,
5510 DIAGNOSTIC_H, C_PRETTY_PRINT_H, SCEV_H, LAMBDA_H, TREE_DATA_REF_H,
5511 VARRAY_H, TREE_INLINE_H, REAL_H, DBGCNT_H, EBIMAP_H): Remove.
5513 (COMPILE.base, COMPILE): New variables.
5514 (%.o): New pattern rule.
5515 (ALL_HOST_OBJS): New variable.
5516 (xgcc$(exeext), cpp$(exeext)): Remove extra version.o.
5517 (dummy-checksum.o, cc1-checksum.o): Remove.
5518 (DRIVER_SHLIB): New variable.
5519 (DRIVER_DEFINES): Use it.
5520 (gencondmd.c): Move out of build/.
5521 (s-conditions): Update.
5522 (BUILDCOMPILE.base, BUILDCOMPILE): New variables.
5523 (ALL_BUILD_OBJS): Likewise.
5524 (build/%.o): Use BUILDCOMPILE.
5525 (build/ggc-none.o, build/ggc-none.o, build/min-insn-modes.o,
5526 build/print-rtl.o, build/read-rtl.o, build/rtl.o, build/vec.o,
5527 build/gencondmd.o, build/genattrtab.o, build/genautomata.o,
5528 build/gencheck.o, build/gencodes.o, build/genconditions.o,
5529 build/genconfig.o, build/genconstants.o, build/genemit.o,
5530 build/genextract.o, build/genflags.o, build/genmddeps.o,
5531 build/genopinit.o, build/genoutput.o, build/genpeep.o,
5532 build/genpreds.o, build/genrecog.o, build/gcov-iov.o,
5533 build/gen-protos.o, build/scan.o, build/fix-header.o,
5534 build/scan-decls.o): Simplify.
5535 (collect2.o, c-opts.o, gcc.o, gccspec.o, gcc-options.o,
5536 cppdefault.o, protoize.o, unprotoize.o, intl.o, version.o,
5537 prefix.o, toplev.o): Reduce to variable setting.
5538 (libbackend.o): Use COMPILE. Remove most dependencies. Move later.
5539 ($(out_object_file), gcc-options.o): New targets.
5540 ($(ALL_HOST_OBJS)): New target. Include dependency files.
5541 * configure: Rebuilt.
5542 * configure.ac: Call ZW_CREATE_DEPDIR, ZW_PROG_COMPILER_DEPENDENCIES.
5543 * doc/sourcebuild.texi (Front End Directory): Document new variable.
5545 2008-03-25 Douglas Gregor <doug.gregor@gmail.com>
5547 * c-common.c (c_sizeof_or_alignof_type): If we're not allowed to
5548 complain when we hit an error, return ERROR_MARK_NODE.
5550 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
5552 * config/sh/constraints.md (Pso, Psz): New constraints.
5553 * config/sh/sh.c (print_operand): Add %V and %W operand codes.
5554 * config/sh/sh.md (*andsi3_bclr, *iorsi3_bset): New insns.
5556 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
5558 * config/sh/sh.c (sh_expand_t_scc): Emit movrt for SH2A if possible.
5559 * config/sh/sh.md (xorsi3_movrt, movrt): New insns.
5561 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
5563 * config/sh/sh.md (prefetch): Add condition for SH2A target.
5564 (prefetch_sh2a): New.
5566 2008-03-25 Jayant Sonar <Jayant.sonar@kpitcummins.com>
5567 Naveen.H.S <naveen.hs@kpitcummins.com>
5569 * config/sh/constraints.md (I28): New constraint.
5570 * config/sh/sh.c (broken_move): Add support for movi20s.
5571 * config/sh/sh.md (movsi_ie): Add the alternative for movi20s.
5573 2008-03-25 Anil Paranjape <anil.paranjape@kpitcummins.com>
5574 Jayant Sonar <Jayant.sonar@kpitcummins.com>
5575 Naveen.H.S <naveen.hs@kpitcummins.com>
5577 * config/sh/sh.c (SH_ATTRIBUTES): Define.
5578 (SYMBOL_FLAG_FUNCVEC_FUNCTION): Define.
5579 (print_operand): Handle resbank in %@ operand code.
5580 (sh_encode_section_info): New.
5581 (push_regs): Add conditions for resbank.
5582 (sh_expand_epilogue): Likewise.
5583 (sh_insert_attributes): Likewise.
5584 (sh_attribute_table): Likewise.
5585 (sh_handle_resbank_handler_attribute): New.
5586 (sh2a_handle_function_vector_handler_attribute): New.
5587 (sh2a_is_function_vector_call): New.
5588 (sh2a_get_function_vector_number): New.
5589 (sh2a_function_vector_p): New.
5590 (sh_cfun_resbank_handler_p): New.
5591 * config/sh/sh.md (calli): Emit jsr/n if possible.
5592 (calli_tbr_rel): New.
5593 (calli_pcrel): Emit jsr/n if possible.
5594 (return_i): Emit rts/n if possible.
5595 (call_valuei_tbr_rel): New.
5596 (call_valuei_pcrel): Add condition for SH2A target.
5597 (call_value): Likewise.
5598 * config/sh/sh-protos.h (sh_cfun_resbank_handler_p): Declare.
5599 (sh2a_get_function_vector_number): Likewise.
5600 (sh2a_is_function_vector_call): Likewise.
5601 * doc/extend.texi: Document TBR relative addressing of SH2A.
5602 (resbank): Add description for SH2A.
5604 2008-03-24 Richard Guenther <rguenther@suse.de>
5607 * gimplify.c (gimplify_modify_expr): For frontend type-correct
5608 pointer assignments change conversions according to middle-end rules.
5609 (gimplify_modify_expr_rhs): Deal with NULL TARGET_EXPR_INITIAL.
5610 * configure.ac: Include type checking in yes.
5611 * configure: Regenerate.
5613 2008-03-24 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5615 * diagnostic.c (diagnostic_count_diagnostic): Delete.
5616 (diagnostic_report_diagnostic): Update. Handle ICEs here.
5618 2008-03-24 Nathan Sidwell <nathan@codesourcery.com>
5620 * gthr-vxworks.h (UNUSED): Define.
5622 2008-03-23 H.J. Lu <hongjiu.lu@intel.com>
5624 * config/i386/i386.h (STATIC_CHAIN_REGNUM): Use R10_REG and CX_REG.
5626 2008-03-23 Zuxy Meng <zuxy.meng@gmail.com>
5628 * doc/extend.texi (Function Attributes): Add missing comma in the
5629 example of the "alloc_size" attribute.
5631 2008-03-23 Uros Bizjak <ubizjak@gmail.com>
5634 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
5636 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
5639 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
5642 * stor-layout.c (update_alignment_for_field): Set minimum alignment
5643 of the underlying type of a MS bitfield layout to the natural
5644 alignment of the type.
5646 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
5648 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
5649 to their natural alignment to avoid store forwarding stalls.
5651 2008-03-22 Richard Guenther <rguenther@suse.de>
5653 * tree-cfg.c (verify_expr): Recurse again for invariant addresses.
5654 For PHI nodes verify the address is invariant.
5655 * tree-ssa-ccp.c (ccp_decl_initial_min_invariant): Remove.
5656 (get_symbol_constant_value): Use is_gimple_min_invariant.
5657 (maybe_fold_stmt_indirect): Likewise.
5659 2008-03-22 Richard Sandiford <rsandifo@nildram.co.uk>
5661 PR rtl-optimization/33927
5662 * Makefile.in (dse.o): Depend on $(TM_P_H).
5663 * expr.h (extract_low_bits): Declare.
5664 * expmed.c (extract_low_bits): New function.
5665 * rtlhooks.c (gen_lowpart_general): Generalize SUBREG handling.
5666 * dse.c: Include tm_p.h.
5667 (find_shift_sequence): Remove the read_reg argument and return the
5668 read value. Emit the instructions instead of returning them.
5669 Iterate on new_mode rather than calculating it each time.
5670 Check MODES_TIEABLE_P. Use simplify_gen_subreg to convert the
5671 source to NEW_MODE and extract_low_bits to convert the shifted
5673 (replace_read): Allow the load and store to have different mode
5674 classes. Use extract_low_bits when SHIFT == 0. Create the shift
5675 or extraction instructions before trying the replacement. Update
5676 dump-file code accordingly, avoiding use of REGNO (store_info->rhs).
5678 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
5680 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
5681 to their natural alignment to avoid store forwarding stalls.
5683 2008-03-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
5686 * config/rs6000/rs6000.md (floatdidf2): Discouraging fprs and
5687 encouraging but not allowing gprs for input;
5688 change the input constraint to !f#r.
5689 (fix_truncdfdi2): Discouraging fprs and encouraging but not allowing
5691 change the output constraint to !f#r.
5693 2008-03-21 Uros Bizjak <ubizjak@gmail.com>
5696 * config/i386/i386.md ("*floatunssi<mode2>_1"): New pattern with
5697 corresponding post-reload splitters.
5698 ("floatunssi<mode>2"): Expand to unsigned_float x87 insn pattern
5699 when x87 FP math is selected.
5700 * config/i386/i386-protos.h (ix86_expand_convert_uns_sixf_sse):
5701 New function prototype.
5702 * config/i386/i386.c (ix86_expand_convert_uns_sixf_sse): New
5703 unreachable function to ease macroization of insn patterns.
5705 2008-03-21 Martin Jambor <mjambor@suse.cz>
5707 * tree-data-ref.c (dump_data_dependence_relation): Avoid data
5708 reference dumps if ddr is NULL or dependence is unknown.
5710 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
5712 * config/sh/linux-atomic.asm (ATOMIC_TEST_AND_SET): Take
5713 unsigned extension into account.
5714 (ATOMIC_COMPARE_AND_SWAP): Likewise.
5715 (ATOMIC_FETCH_AND_OP, ATOMIC_FETCH_AND_COMBOP): Likewise.
5716 Do computations on a scratch register.
5718 2008-03-21 Richard Guenther <rguenther@suse.de>
5720 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
5721 Use is_gimple_min_invariant instead of TREE_INVARIANT.
5722 * tree-ssa-loop-ivopts.c (force_expr_to_var_cost): Likewise.
5723 * tree-ssa-dom.c (record_equality): Likewise.
5724 * tree-inline.c (copy_body_r): Likewise.
5725 * tree-ssa-pre.c (make_values_for_stmt): Remove test for
5728 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
5730 * config/sh/sh.c (split_branches): Pass zero to redirect_jump
5731 as 'delete_unused' argument.
5733 2008-03-20 Richard Guenther <rguenther@suse.de>
5735 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
5736 special casing of constant qualifiers.
5737 * tree-ssa.c (useless_type_conversion_p_1): Instead do not
5738 care about them in general.
5739 * tree-ssa-ccp.c (ccp_fold): Addresses are constant or not
5740 regardless of their type.
5741 (fold_stmt_r): Forcefully fold *& if we end up with that.
5743 2008-03-20 Paul Brook <paul@codesourcery.com>
5745 * config.gcc (arm*-*-uclinux*): Remove duplicate arm/uclinux-elf.h.
5746 * config/arm/uclinux-eabi.h (SUBTARGET_EXTRA_LINK_SPEC): Add extra
5748 * config/arm/bpabi.h (SUBTARGET_EXTRA_LINK_SPEC): Provide default
5750 (LINK_SPEC): Use SUBTARGET_EXTRA_LINK_SPEC.
5751 * config/arm/unwind-arm.h (_Unwind_decode_target2): Add uClinux.
5753 2008-03-20 Volker Reichelt <v.reichelt@netcologne.de>
5755 * common.opt (Wmudflap): New option.
5756 * tree-mudflap.c (mf_xform_derefs_1): Guard warning by OPT_Wmudflap.
5757 (mx_register_decls): Likewise.
5758 (mudflap_finish_file): Likewise.
5759 * doc/invoke.texi: Document -Wno-mudflap.
5761 2008-03-20 Kai Tietz <kai.tietz@onevision.com>
5763 * c-format.c (replace_format_name_to_system_name): New.
5765 (convert_format_name_to_system_name): New.
5766 (decode_format_attr): Add use of convert_format_name_to_system_name.
5767 (format_types_orig): Add gnu_ prefix to names.
5768 (check_format_info_main): Special treating of \0 escaped names for
5769 supporting multi-character format specifiers as I32, I64.
5770 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): Use of user defined attributes.
5771 (gnu_target_overrides_format_attributes): New.
5772 * c-format.h: Add structure target_ovr_attr to hold
5773 system specific formatter names.
5774 * config.gcc: Add for x86&x86_64 cygwin and mingw32 targets the
5775 msformat-c.o file to c_target_objs and cxx_target_objs.
5776 * config/i386/mingw32.h (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
5777 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES_COUNT): New.
5778 (TARGET_N_FORMAT_TYPES): New.
5779 * config/i386/msformat-c.c: New.
5780 * config/i386/t-cygming: Add build rule for msformat-c.o.
5781 * doc/extend.texi: Add new format names gnu_* and ms_* and
5783 * doc/tm.texi: (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
5785 2008-03-20 Ira Rosen <irar@il.ibm.com>
5787 * doc/invoke.texi (-O3): Add -ftree-vectorize to the list of
5788 optimizations turned on under -O3.
5789 (ftree-vectorize): Add that the flag is turned on with -O3.
5791 2008-03-20 Ben Elliston <bje@au.ibm.com>
5793 * regmove.c (try_auto_increment): Fix spelling error in comment.
5794 * final.c (final_scan_insn): Likewise.
5796 2008-03-20 Uros Bizjak <ubizjak@gmail.com>
5799 * config/i386/mmx.md (*mov<mode>_internal_rex64"): Adjust register
5800 allocator preferences for "y" and "r" class registers.
5801 ("*mov<mode>_internal"): Ditto.
5802 ("*movv2sf_internal_rex64"): Ditto.
5803 ("*movv2sf_internal"): Ditto.
5805 2008-03-19 Michael Matz <matz@suse.de>
5808 * calls.c (expand_call): Check overlap of arguments with call
5809 address for sibcalls.
5811 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
5814 * stor-layout.c (update_alignment_for_field): Set minimum alignment
5815 of the underlying type of a MS bitfield layout to the natural
5816 alignment of the type.
5818 2008-03-19 Jan Hubicka <jh@suse.cz>
5821 * toplev.c (decode_d_option): Handle all CPP flags.
5822 * tree-vrp.c: Update tree_pass descriptors.
5823 * regrename.c: Update tree_pass descriptors.
5824 * fwprop.c: Update tree_pass descriptors.
5825 * doc/invoke.texi: Remove documentation of dropped -d? flags.
5826 * tree-into-ssa.c: Update tree_pass descriptors.
5827 * tree-dump.c: Update tree_pass descriptors.
5828 * tree-complex.c: Update tree_pass descriptors.
5829 * tree-dump.h: Update tree_pass descriptors.
5830 * see.c: Update tree_pass descriptors.
5831 * cgraphbuild.c: Update tree_pass descriptors.
5832 * tracer.c: Update tree_pass descriptors.
5833 * tree-loop-distribution.c: Update tree_pass descriptors.
5834 * cgraph.c: Update tree_pass descriptors.
5835 * postreload-gcse.c: Update tree_pass descriptors.
5836 * postreload.c: Update tree_pass descriptors.
5837 * tree-ssa-loop-ch.c: Update tree_pass descriptors.
5838 * tree-tailcall.c: Update tree_pass descriptors.
5839 * tree-pass.h (tree_opt_pass): Rename to ...
5840 (opt_pass) ... this one; add "type" field and remove letter field.
5841 (gimple_opt_pass, rtl_opt_pass, simple_ipa_opt_pass): New.
5842 (execute_pass_list, execute_ipa_pass_list, all_passes, all_ipa_passes,
5843 all_lowering_passes): Update declaration.
5844 * ipa-cp.c: Update tree_pass descriptors.
5845 * final.c: Update tree_pass descriptors.
5846 * omp-low.c: Update tree_pass descriptors.
5847 * tree-ssa-dse.c: Update tree_pass descriptors.
5848 * ipa-reference.c: Update tree_pass descriptors.
5849 * tree-ssa-uncprop.c: Update tree_pass descriptors.
5850 * auto-inc-dec.c: Update tree_pass descriptors.
5851 * reorg.c: Update tree_pass descriptors.
5852 * cgraphunit.c: Update tree_pass descriptors.
5853 * tree-ssa-copyrename.c: Update tree_pass descriptors.
5854 * tree-ssa-ccp.c: Update tree_pass descriptors.
5855 * df-core.c: Update tree_pass descriptors.
5856 * mode-switching.c: Update tree_pass descriptors.
5857 * tree-nomudflap.c: Update tree_pass descriptors.
5858 * modulo-sched.c: Update tree_pass descriptors.
5859 * ipa-pure-const.c: Update tree_pass descriptors.
5860 * cse.c: Update tree_pass descriptors.
5861 * web.c: Update tree_pass descriptors.
5862 * tree-stdarg.c: Update tree_pass descriptors.
5863 * tree-ssa-math-opts.c: Update tree_pass descriptors.
5864 * tree-ssa-dom.c: Update tree_pass descriptors.
5865 * tree-nrv.c: Update tree_pass descriptors.
5866 * tree-ssa-alias.c: Update tree_pass descriptors.
5867 * loop-init.c: Update tree_pass descriptors.
5868 * gimple-low.c: Update tree_pass descriptors.
5869 * ipa-inline.c: Update tree_pass descriptors.
5870 * tree-ssa-sink.c: Update tree_pass descriptors.
5871 * global.c: Update tree_pass descriptors.
5872 * ifcvt.c: Update tree_pass descriptors.
5873 * jump.c: Update tree_pass descriptors.
5874 * predict.c: Update tree_pass descriptors.
5875 * tree-ssa-loop.c: Update tree_pass descriptors.
5876 * recog.c: Update tree_pass descriptors.
5877 * dse.c: Update tree_pass descriptors.
5878 * tree-ssa-ifcombine.c: Update tree_pass descriptors.
5879 * tree-eh.c: Update tree_pass descriptors.
5880 * regmove.c: Update tree_pass descriptors.
5882 * function.c: Update tree_pass descriptors.
5883 * tree-vectorizer.c: Update tree_pass descriptors.
5884 * gcse.c: Update tree_pass descriptors.
5885 * ipa-type-escape.c: Update tree_pass descriptors.
5886 * tree-if-conv.c: Update tree_pass descriptors.
5887 * init-regs.c: Update tree_pass descriptors.
5888 * ipa.c: Update tree_pass descriptors.
5889 * tree-ssa-phiopt.c: Update tree_pass descriptors.
5890 * rtl-factoring.c: Update tree_pass descriptors.
5891 * lower-subreg.c: Update tree_pass descriptors.
5892 * bt-load.c: Update tree_pass descriptors.
5893 * tree-dfa.c: Update tree_pass descriptors.
5894 * except.c: Update tree_pass descriptors.
5895 * emit-rtl.c: Update tree_pass descriptors.
5896 * cfgexpand.c: Update tree_pass descriptors.
5897 * tree-cfgcleanup.c: Update tree_pass descriptors.
5898 * cfgcleanup.c: Update tree_pass descriptors.
5899 * tree-ssa-pre.c: Update tree_pass descriptors.
5900 * tree-sra.c: Update tree_pass descriptors.
5901 * tree-mudflap.c: Update tree_pass descriptors.
5902 * tree-ssa-copy.c: Update tree_pass descriptors.
5903 * cfglayout.c: Update tree_pass descriptors.
5904 * tree-ssa-forwprop.c: Update tree_pass descriptors.
5905 * tree-ssa-dce.c: Update tree_pass descriptors.
5906 * tree-ssa.c: Update tree_pass descriptors.
5907 * regclass.c: Update tree_pass descriptors.
5908 * integrate.c: Update tree_pass descriptors.
5909 * tree-optimize.c: Update tree_pass descriptors.
5910 * tree-ssa-phiprop.c: Update tree_pass descriptors.
5911 * tree-object-size.c: Update tree_pass descriptors.
5912 * combine.c: Update tree_pass descriptors.
5913 * tree-outof-ssa.c: Update tree_pass descriptors.
5914 * bb-reorder.c: Update tree_pass descriptors.
5915 * stack-ptr-mod.c: Update tree_pass descriptors.
5916 * var-tracking.c: Update tree_pass descriptors.
5917 * tree-profile.c: Update tree_pass descriptors.
5918 * tree-vect-generic.c: Update tree_pass descriptors.
5919 * reg-stack.c: Update tree_pass descriptors.
5920 * sched-rgn.c: Update tree_pass descriptors.
5921 * tree-ssa-structalias.c: Update tree_pass descriptors.
5922 * tree-cfg.c: Update tree_pass descriptors.
5923 * passes.c (current_pass): Update declaration.
5924 (finish_optimization_passes): Update.
5925 (all_passes, all_ipa_passes, all_lowering_passes): Update declaration.
5926 (register_one_dump_file, register_dump_files_1, next_pass_1):
5928 (init_optimization_passes): Update handling of new types.
5929 (execute_one_pass, execute_pass_list, execute_ipa_pass_list): Update.
5930 * ipa-struct-reorg.c: Update tree_pass descriptors.
5931 * tree-ssa-reassoc.c: Update tree_pass descriptors.
5932 * combine-stack-adj.c: Update tree_pass descriptors.
5933 * cfgrtl.c: Update tree_pass descriptors.
5934 * dce.c: Update tree_pass descriptors.
5935 * tree-ssanames.c: Update tree_pass descriptors.
5937 2008-03-19 Richard Guenther <rguenther@suse.de>
5940 * tree-ssa.c (walk_data): New structure.
5941 (warn_uninitialized_var): If not always_executed warn with "maybe"
5943 (execute_early_warn_uninitialized): Compute post-dominators.
5944 Initialize always_executed before processing each basic block.
5946 2008-03-18 Mikulas Patocka <mikulas@artax.karlin.mff.cuni.cz>
5949 * config/i386/i386.c (x86_this_parameter): Calculate correct location
5950 of "this" pointer when "regparm = N" or "fastcall" is in effect.
5952 2008-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5954 * doc/include/texinfo.tex: Update to version 2008-03-17.10.
5956 2008-03-18 Paolo Bonzini <bonzini@gnu.org>
5958 * expr.c (store_expr): Assume lang_hooks.reduce_bit_field_operations
5960 (expand_expr_real_1) <REDUCE_BIT_FIELD>: Don't look at ignore.
5961 (expand_expr_real_1): Assume lang_hooks.reduce_bit_field_operations
5962 is true. Add "&& !ignore" condition to reduce_bit_field. Modify
5963 target after ignore has been set, and move there also the commputation
5964 of subtarget and original_target.
5965 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS): Delete.
5966 (LANG_HOOKS_INITIALIZER): Remove it.
5967 * langhooks.h (struct lang_hooks): Remove reduce_bit_field_operations.
5969 2008-03-18 Richard Guenther <rguenther@suse.de>
5971 * tree-ssa-sccvn.c (visit_reference_op_load): If the lookup
5972 found an expression with constants, note that in the VN for the lhs.
5973 * tree-ssa-pre.c (eliminate): Visit COND_EXPR statements and
5974 fold them to constants if possible. Run cleanup_cfg if done so.
5975 (execute_pre): Return todo.
5977 (execute_fre): Likewise.
5978 * tree-ssa-forwprop.c (can_propagate_from): Allow propagation
5980 (get_prop_source_stmt): Look through pointer conversions.
5982 2008-03-18 Jan Hubicka <jh@suse.cz>
5984 * tree-pretty-print.c: Include predict.h.
5985 (dump_generic_node): Dump predictor.
5986 * tree.h (PREDICT_EXPR_OUTCOME, PREDICT_EXPR_PREDICTION): Update.
5987 * tree-gimple.c (is_gimple_stmt): Add PREDICT_EXPR.
5988 * gimple-low.c (lower_stmt): Likewise.
5989 * expr.c (expand_expr_real): Likewise.
5990 * predict.c (tree_bb_level_predictions): Use PREDICT_EXPRs and remove
5992 (build_predict_expr, build_predict_expr): New.
5993 * predict.h (predictor_name, build_predict_expr): Update.
5994 * c-typeck.c (c_finish_bc_stmt): Add prediction.
5995 * gimplify.c (gimplify_expr): Add PREDICT_EXPR.
5996 * predict.def (PRED_CONTINUE): Update hitrate.
5997 * tree.def (PREDICT_EXPR): Define.
5998 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Mark PREDICT_EXPR;
5999 do not handle BIND_EXPR.
6000 * tree-inline.c (estimate_num_insns_1): PREDICT_EXPR is free.
6001 * tree-cfg.c (verify_gimple_stmt): PREDICT_EXPR is valid.
6002 * tree-ssa-operands.c (get_expr_operands): PREDICT_EXPR takes no
6005 2008-03-18 Michael Matz <matz@suse.de>
6007 * gcov-io.h (__gcov_merge_ior, __gcov_fork): Mark hidden.
6009 2008-03-18 Richard Guenther <rguenther@suse.de>
6011 * tree-gimple.h (is_gimple_invariant_address): Declare.
6012 (is_gimple_constant): Likewise.
6013 * tree-gimple.c (is_gimple_constant): New function.
6014 (is_gimple_invariant_address): Likewise.
6015 (is_gimple_min_invariant): Implement in terms of is_gimple_constant
6016 and is_gimple_invariant_address.
6017 * tree-ssa-loop-niter.c (expand_simple_operations): Revert
6019 * tree-data-ref.c (get_references_in_stmt): A SSA_NAME is not
6020 an addressable base.
6022 2008-03-18 Jakub Jelinek <jakub@redhat.com>
6025 * gimplify.c (gimplify_expr): Gimplify second operand of
6028 2008-03-17 Richard Guenther <rguenther@suse.de>
6030 PR tree-optimization/19637
6031 * fold-const.c (fold_unary): Remove restrictions of removing
6032 intermediate pointer-conversions (P2)(P1)P0.
6033 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Recover from
6034 conversion to void pointer.
6035 (get_maxval_strlen): Handle addresses of the form &(*p)[0].
6037 2008-03-16 James E. Wilson <wilson@tuliptree.org>
6040 * dbxout.c (dbxout_expand_expr, case VAR_DECL): Return NULL for
6041 emulated thread local variables.
6043 2008-03-16 Richard Guenther <rguenther@suse.de>
6046 * tree-ssa-loop-niter.c (expand_simple_operations): Do not
6047 expand TREE_INVARIANT operations that are not gimple invariant.
6049 2008-03-16 Hans-Peter Nilsson <hp@axis.com>
6051 * doc/extend.texi (Alignment): Say that the ABI controls
6052 the __alignof__ for non-strict-alignment targets rather
6053 than being a recommendation.
6055 2008-03-15 Paul Brook <paul@codesourcery.com>
6057 * config/arm/arm.c (arm_unwind_emit): Suppress unused unwinding
6059 (arm_output_fn_unwind): Mark functions that can not be unwound.
6061 2008-03-15 Paul Brook <paul@codesourcery.com>
6063 * config/arm/arm.c (arm_rtx_costs_1): Add costs for ARMv6 value
6064 extension instructions.
6066 2008-03-15 Richard Guenther <rguenther@suse.de>
6068 * tree-ssa-ccp.c (ccp_fold): Also read from constant values
6069 and fold constant aggregate refs.
6070 (fold_const_aggregate_ref): Handle string constants
6071 and constructors in ARRAY_REFs. Handle INDIRECT_REF.
6072 (evaluate_stmt): Simplify now that ccp_fold folds constant
6075 2008-03-15 Paul Brook <paul@codesourcery.com>
6077 * config/arm/arm.md (insv): Use gen_insv_t2 and gen_insv_zero.
6078 (extzv): Use gen_extzv_t2.
6079 (insv_t2, insv_zero, extv, extzv_t2): New patterns.
6081 2008-03-15 Richard Guenther <rguenther@suse.de>
6083 * tree-ssa-ccp.c (get_symbol_constant_value): Export.
6084 (fold_const_aggregate_ref): Likewise.
6085 (get_value): Return NULL if we don't have any values.
6086 (ccp_finalize): Set const_val to NULL after freeing it.
6087 * tree-flow.h (get_symbol_constant_value): Declare.
6088 (fold_const_aggregate_ref): Likewise.
6089 * tree-ssa-sccvn.c (try_to_simplify): Use them.
6091 2008-03-15 Richard Guenther <rguenther@suse.de>
6094 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Make sure
6095 to not produce negative array indices if not allowed. Add
6096 parameter to indicate that.
6097 (maybe_fold_offset_to_component_ref): Allow negative array
6098 indices only for the first member of a structure.
6099 (maybe_fold_offset_to_reference): Allow negative array indices.
6100 (maybe_fold_stmt_addition): Likewise.
6102 2008-03-15 Bjoern Haase <bjoern.m.haase@web.de>
6103 Anatoly Sokolov <aesok@post.ru>
6105 * config/avr/avr.c (avr_arch_types): Add avr6 entry.
6106 (avr_arch): Add ARCH_AVR6.
6107 (avr_mcu_types): Add 'atmega2560' and 'atmega2561' entry.
6108 (initial_elimination_offset): Initialize and use 'avr_pc_size'
6109 instead of fixed value 2.
6110 (print_operand_address): Use gs() asm specifier instead of pm().
6111 (avr_assemble_integer): (Ditto.).
6112 (avr_output_addr_vec_elt): (Ditto.).
6113 (print_operand): Handle "!" code.
6114 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Add
6115 __AVR_3_BYTE_PC__, __AVR_2_BYTE_PC__ and __AVR_HAVE_JMP_CALL__.
6116 (AVR_HAVE_EIJMP_EICALL): Define.
6117 (AVR_3_BYTE_PC): Redefine.
6118 (AVR_2_BYTE_PC): (Ditto.).
6119 (PRINT_OPERAND_PUNCT_VALID_P): Add '!' code.
6120 (LINK_SPEC): Add atmega2560 and atmega2561.
6121 (CRT_BINUTILS_SPEC): Add atmega2560 (crtm2560.o) and atmega2561
6123 * config/avr/avr.md (call_insn): Use eicall instead of icall
6124 for 3 byte PC devices.
6125 (call_value_insn): (Ditto.).
6126 (*tablejump_enh): Use eijmp instead of ijmp for 3 byte PC devices.
6127 (indirect_jump): Use only for for 2 byte PC devices.
6128 (*tablejump): (Ditto.).
6129 (*indirect_jump_avr6): Add insn.
6130 (*tablejump_rjmp): Don't use for 3 byte PC devices.
6131 * config/avr/libgcc.S (__prologue_saves__): Use eijmp
6132 instead of ijmp for 3 byte PC devices.
6133 (__tablejump2__): (Ditto.).
6134 * config/avr/t-avr (MULITLIB_OPTIONS): Add avr6 architecture.
6135 (MULITLIB_DIRNAMES): (Ditto.).
6136 (MULTILIB_MATCHES): Add atmega2560 and atmega2561 to list.
6138 2008-03-15 Uros Bizjak <ubizjak@gmail.com>
6140 * config/i386/mmx.md ("sse2_umulv1siv2di3"): Rename from
6141 "sse2_umulsidi3". Use V1DI mode for operand 0.
6142 ("mmx_psadbw"): Use V1DI mode for operand 0.
6143 * config/i386/i386-modes.def (V1SI): New vector mode.
6144 * config/i386/i386.c (struct builtin_description)
6145 [IX86_BUILTIN_PMULUDQ]: Use CODE_FOR_sse2_umulv1siv1di3.
6146 (v1di_ftype_v8qi_v8qi): Rename from di_ftype_v8qi_v8qi.
6147 (v1di_ftype_v2si_v2si): Rename from di_ftype_v2si_v2si.
6148 (ix86_init_mmx_sse_builtins) [__builtin_ia32_psadbw]: Use
6149 v1di_ftype_v8qi_v8qi type.
6150 [__builtin_ia32_pmuludq]: Use v1di_ftype_v2si_v2si type.
6152 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psadbw,
6153 __builtin_ia32_pmuludq]: Fix the mode of return value.
6155 2008-03-15 Richard Guenther <rguenther@suse.de>
6158 * tree-ssa-pre.c (bitmap_find_leader): Handle expression
6161 2008-03-14 Bob Wilson <bob.wilson@acm.org>
6163 * doc/invoke.texi (Option Summary, Xtensa Options): Document
6164 -mserialize-volatile and -mno-serialize-volatile Xtensa options.
6165 * config/xtensa/xtensa.c (print_operand): Do not emit MEMW instructions
6166 unless TARGET_SERIALIZE_VOLATILE is enabled.
6167 * config/xtensa/xtensa.md (*lsiu, *ssiu): Likewise.
6168 * config/xtensa/xtensa.h (TARGET_DEFAULT): Add MASK_SERIALIZE_VOLATILE.
6169 * config/xtensa/xtensa.opt (mserialize_volatile): New option.
6171 2008-03-14 Richard Guenther <rguenther@suse.de>
6173 PR tree-optimization/34172
6174 * tree-flow.h (refs_may_alias_p): Declare.
6175 (get_single_def_stmt): Likewise.
6176 (get_single_def_stmt_from_phi): Likewise.
6177 (get_single_def_stmt_with_phi): Likewise.
6178 * tree-dfa.c (refs_may_alias_p): New function.
6179 (get_single_def_stmt): Likewise.
6180 (get_single_def_stmt_from_phi): Likewise.
6181 (get_single_def_stmt_with_phi): Likewise.
6182 * tree-ssa-sccvn.c (get_def_ref_stmt_vuses): New function.
6183 (vn_reference_lookup_1): New helper function.
6184 (vn_reference_lookup): Walk the virtual use-def chain to
6185 continue searching for a match if the def does not alias the
6186 reference we are looking for.
6188 2008-03-14 David Edelsohn <edelsohn@gnu.org>
6190 * doc/install.texi (Binaries): Remove UCLA archive. Add HVCC
6191 archive and Perzl. Update The Written Word listing.
6193 2008-03-14 Richard Guenther <rguenther@suse.de>
6195 PR tree-optimization/34043
6196 PR tree-optimization/33989
6197 * tree-ssa-pre.c (execute_pre): Allow SCCVN to do insertion
6199 (bitmap_find_leader): Use extra argument to verify dominance
6200 relationship inside a basic-block.
6201 (can_PRE_operation): Add VIEW_CONVERT_EXPR.
6202 (find_leader_in_sets): Adjust.
6203 (create_component_ref_by_pieces): Take extra argument for
6204 dominance check, handle lookup failures.
6205 (find_or_generate_expression): Likewise.
6206 (create_expression_by_pieces): Likewise.
6207 (insert_into_preds_of_block): Adjust.
6208 (create_value_expr_from): If asked for, verify all operands
6209 are in the blocks AVAIL_OUT set.
6210 (make_values_for_stmt): Check for SSA_NAMEs that are life
6211 over an abnormal edge.
6212 (compute_avail): Remove such check.
6213 (do_SCCVN_insertion): New function.
6214 (eliminate): If we do not find a leader suitable for replacement
6215 insert a replacement expression from SCCVN if available.
6216 * tree-ssa-sccvn.h (run_scc_vn): Update prototype.
6217 (struct vn_ssa_aux): Add needs_insertion flag.
6218 * tree-ssa-sccvn.c (may_insert): New global flag.
6219 (copy_reference_ops_from_ref): Value-number union member access
6220 based on its size, not type and member if insertion is allowed.
6221 (visit_reference_op_load): For a weak match from union type
6222 punning lookup a view-converted value and insert a SSA_NAME
6223 for that value if that is not found.
6224 (visit_use): Make dumps shorter. Do not disallow value numbering
6225 SSA_NAMEs that are life over an abnormal edge to constants.
6226 (free_scc_vn): Release inserted SSA_NAMEs.
6227 (run_scc_vn): New flag to specify whether insertion is allowed.
6228 Process SSA_NAMEs in forward order.
6229 * tree-ssa-loop-im.c (for_each_index): Handle invariant
6230 ADDR_EXPRs inside VIEW_CONVERT_EXPR.
6231 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPRs from/to
6232 pointer type to/from integral types that do not change the
6233 precision to regular conversions.
6235 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
6237 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
6238 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
6239 __builtin_ia32_psrl?i, __builtin_ia32_psra?i, __builtin_ia32_psll?128,
6240 __builtin_ia32_psrl?128, __builtin_ia32_psra?128]: Fix the mode of
6241 input arguments and the mode of return value. Built-in functions
6242 that operate on whole 64-bit MMX register now use V1DI mode.
6244 2008-03-13 Alon Dayan <alond@il.ibm.com>
6245 Olga Golovanevsky <olga@il.ibm.com>
6247 PR tree-optimization/35041
6248 * ipa-struct-reorg.c (find_pos_in_stmt_1): Add another option
6249 to locate the right position in a statement.
6251 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
6255 * config/i386/xmmintrin.h: Change all static inline functions to
6256 extern inline and add __gnu_inline__ attribute.
6257 * config/i386/bmintrin.h: Ditto.
6258 * config/i386/smmintrin.h: Ditto.
6259 * config/i386/tmmintrin.h: Ditto.
6260 * config/i386/mmintrin-common.h: Ditto.
6261 * config/i386/ammintrin.h: Ditto.
6262 * config/i386/emmintrin.h: Ditto.
6263 * config/i386/pmmintrin.h: Ditto.
6264 * config/i386/mmintrin.h: Ditto.
6265 * config/i386/mm3dnow.h: Ditto.
6267 2008-03-13 Jakub Jelinek <jakub@redhat.com>
6270 * omp-low.c (lower_regimplify, init_tmp_var, save_tmp_var): Removed.
6271 (lower_omp_2): New function.
6272 (lower_omp_1, lower_omp): Rewritten.
6274 2008-03-13 Danny Smith <dannysmith@users.sourceforge.net>
6277 * doc/extend.texi (Structure-Packing Pragmas): Replace "Win32"
6278 with the phrase "Microsoft Windows compilers".
6279 (Push/Pop Macro Pragmas): New subsection. Document
6280 #pragma push_macro and pragma pop_macro.
6282 2008-03-12 Paul Brook <paul@codesourcery.com>
6284 * config/arm/arm.c (output_move_double): Prefer LDRD to LDM.
6286 2008-03-12 Paul Brook <paul@codesourcery.com>
6288 * config/arm/thumb2.md: Extend peephole to cover 3-arg subs.
6289 (thumb2_alusi3_short): Exclude PLUS and MINUS.
6290 (thumb2_addsi_shortim): Rename ...
6291 (thumb2_addsi_short): ... to this. Allow register operands.
6292 (thumb2_subsi_short): New pattern.
6293 (thumb2_one_cmplsi2_short,
6294 thumb2_negsi2_short): New patterns and peepholes.
6296 2008-03-12 Paul Brook <paul@codesourcery.com>
6298 * config/arm/arm.c (arm_size_rtx_costs): Use ARM costs for Thumb-2.
6300 2008-03-12 Uros Bizjak <ubizjak@gmail.com>
6302 * config/i386/i386.md (int_cond): New code iterator.
6304 ("s<code>"): Macroize expander from seq, sne, sgt, sgtu, slt, sltu,
6305 sge, sgeu, sle and sleu expanders usign int_cond code iterator.
6306 ("s<code>"): Macroize expander from sunordered, sordered, suneq, sunge,
6307 sungt, sunle, sunlt and sltgt expanders usign fp_cond code iterator.
6308 ("b<code>"): Macroize expander from beq, bne, bgt, bgtu, blt, bltu,
6309 bge, bgeu, ble and bleu expanders usign int_cond code iterator.
6310 ("b<code>"): Macroize expander from bunordered, bordered, buneq, bunge,
6311 bungt, bunle, bunlt and bltgt expanders usign fp_cond code iterator.
6313 2008-03-12 Paul Brook <paul@codesourcery.com>
6315 * config/arm/arm.c (use_return_insn): Use offsets->saved_regs_mask
6316 instead of {arm,thumb}_compute_save_reg_mask.
6317 (output_return_instruction): Ditto.
6318 (thumb_unexpanded_epilogue): Ditto.
6319 (thumb1_expand_prologue): Ditto.
6320 (thumb1_output_function_prologue): Ditto.
6321 (arm_set_return_address): Ditto.
6322 (thumb_set_return_address): Ditto.
6323 (arm_get_frame_offsets): Set offsets->saved_regs_mask. Push extra
6324 regs to achieve stack alignment.
6325 (thumb1_compute_save_reg_mask): Fix compiler warning.
6326 (arm_output_epilogue): Use offsets->saved_regs_mask.
6327 Adjust stack pointer by poping call clobered registers.
6328 (arm_expand_prologue): Use offsets->saved_regs_mask.
6329 Adjust stack pointer by pushing extra registers.
6330 * config/arm.h (arm_stack_offsets): Add saved_regs_mask.
6332 2008-03-12 Paolo Bonzini <bonzini@gnu.org>
6335 * fold-const.c (fold_unary) <NOP_EXPR>: Distribute a narrowing
6336 conversion to the operands of a multiplication.
6338 2008-03-12 Richard Guenther <rguenther@suse.de>
6340 * Makefile.in (OBJS-common): Add tree-ssa-phiprop.o
6341 (tree-ssa-phiprop.o): Copy dependencies from tree-ssa-forwprop.o.
6342 * timevar.def (TV_TREE_PHIPROP): Add.
6343 * tree-ssa-phiprop.c: Split from tree-ssa-forwprop.c, added
6344 pass description. Use TV_TREE_PHIPROP.
6345 * tree-ssa-forwprop.c: Remove phiprop code.
6347 2008-03-12 Jakub Jelinek <jakub@redhat.com>
6350 * omp-low.c (maybe_lookup_decl): Constify first argument.
6351 (use_pointer_for_field): Change last argument from bool to
6352 omp_context *. Disallow shared copy-in/out in nested
6353 parallel if decl is shared in outer parallel too.
6354 (build_outer_var_ref, scan_sharing_clauses,
6355 lower_rec_input_clauses, lower_copyprivate_clauses,
6356 lower_send_clauses, lower_send_shared_vars): Adjust callers.
6358 2008-03-12 Victor Kaplansky <victork@il.ibm.com>
6359 Ira Rosen <irar@il.ibm.com>
6361 * tree-vectorizer.c (free_stmt_vec_info): New function.
6362 (destroy_loop_vec_info): Move code to free_stmt_vec_info().
6363 Call free_stmt_vec_info(). Free LOOP_VINFO_STRIDED_STORES..
6364 * tree-vectorizer.h (free_stmt_vec_info): Declare.
6365 * tree-vect-transform.c (vectorizable_conversion): Free
6366 vec_oprnds0 if it was allocated.
6367 (vect_permute_store_chain): Remove unused VECs.
6368 (vectorizable_store): Free VECs that are allocated in the..
6370 (vect_transform_strided_load, vectorizable_load): Likewise.
6371 (vect_remove_stores): Simplify the code.
6372 (vect_transform_loop): Move code to vect_remove_stores().
6373 Call vect_remove_stores() and free_stmt_vec_info().
6375 2008-03-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6377 * pa.h (TARGET_LONG_PIC_SDIFF_CALL): Conditionalize define on
6378 TARGET_HPUX. Revise comment.
6379 (TARGET_LONG_PIC_PCREL_CALL): Revise comment.
6380 * pa.c (output_call): Update for revised TARGET_LONG_PIC_SDIFF_CALL.
6381 Use sr4 variant of `be' instruction when not generating PIC code.
6382 (attr_length_call): Adjust for above change.
6384 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
6386 * ipa-reference.c (static_execute): Remove module_statics_const and
6387 associated setting code.
6389 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
6392 * config/i386/i386.md (paritysi2, paritydi2): Use register_operand
6393 predicate for operand 1.
6394 (paritysi2_cmp): Use register_operand predicate for operand 2.
6395 Use earlyclobber modifier for operand 1. Remove support for
6397 (paritydi2_cmp): Use register_operand predicate for operand 3.
6398 Use earlyclobber modifier for operand 1. Remove support for
6401 2008-03-11 Paul Brook <paul@codesourcery.com>
6402 Vladimir Prus <vladimir@codesourcery.com>
6404 * config/arm/arm.c (use_return_insn): Check TARGET_APCS_FRAME.
6405 (arm_compute_save_reg0_reg12_mask): Always
6406 check if register 11 must be saved. Always safe hard frame pointer
6407 when frame_pointer_needeed.
6408 (arm_compute_save_reg_mask): Save IP and PC
6409 only with apcs frames.
6410 (arm_output_epilogue): Adjust Thumb2 codepath to
6411 be also invoked and work for ARM non-apcs frames.
6412 (arm_expand_prologue): Don't bother saving IP
6413 for non-apcs frame, since it's not clobbered by
6414 prologue code. Implement non-apcs frame
6417 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
6419 PR rtl-optimization/35281
6420 * expr.c (convert_move): Use a new pseudo for the intermediate
6421 from_mode->word_mode result.
6423 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
6425 * langhooks-def.h (LANG_HOOKS_CLEAR_BINDING_STACK): Delete.
6426 * langhooks.h (struct lang_hooks): Delete clear_binding_stack member.
6427 * toplev.c (compile_file): Don't call it.
6429 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
6432 * expr.c (store_expr): Call emit_block_move if the mode
6433 of "temp" RTX is BLKmode.
6435 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
6436 Richard Guenther <rguenther@suse.de>
6438 PR tree-optimization/31358
6439 * tree-ssa-loop-manip.c (create_iv): Call force_gimple_operand for
6440 the step with a NULL_TREE.
6441 * tree-ssa-loop-ivopts.c (find_bivs): Convert the step
6442 to sizetype if type is a pointer type.
6443 (add_candidate_1): Don't convert the base and step to
6444 the generic type if the orginal type is a pointer type.
6445 (add_iv_value_candidates): Use sizetype for the step
6446 if type is a pointer type.
6447 (cand_value_at): Likewise.
6448 * tree-ssa-address.c (add_to_parts): Use POINTER_PLUS_EXPR
6450 * tree-affine.c (tree_to_aff_combination <POINTER_PLUS_EXPR>):
6451 Don't convert the tem affine to the type.
6452 (add_elt_to_tree): Use sizetype for the step if a pointer.
6453 Use POINTER_PLUS_EXPR for pointers.
6454 (aff_combination_to_tree): Use sizetype for the step if a
6457 2008-03-10 Vladimir Makarov <vmakarov@redhat.com>
6459 * config/i386/sse.md (ssse3_pmaddubswv8hi3, ssse3_pmaddubswv4hi3):
6460 Remove commutativity hint.
6462 2008-03-10 Jakub Jelinek <jakub@redhat.com>
6466 * c-parser.c (c_parser_omp_threadprivate): Don't add vars with
6467 errorneous type. Check that v is a VAR_DECL.
6470 * tree-cfg.c (new_label_mapper): Update cfun->last_label_uid.
6472 2008-03-10 H.J. Lu <hongjiu.lu@intel.com>
6474 PR tree-optimization/35494
6475 * tree-ssa-ccp.c (get_symbol_constant_value): Check if value
6476 may be overriden at link and run time.
6478 2008-03-10 Richard Guenther <rguenther@suse.de>
6480 PR tree-optimization/34677
6481 * tree-ssa-pre.c (modify_expr_node_pool): Remove.
6482 (poolify_tree): Likewise.
6483 (modify_expr_template): Likewise.
6484 (poolify_modify_stmt): Likewise.
6485 (insert_fake_stores): Handle all component-ref style stores
6486 in addition to INDIRECT_REF. Also handle complex types.
6487 Do not poolify the inserted load.
6488 (realify_fake_stores): Do not rebuild the tree but only
6489 make it a SSA_NAME copy.
6490 (init_pre): Remove initialzation of modify_expr_template.
6491 Do not allocate modify_expr_node_pool.
6492 (fini_pre): Do not free modify_expr_node_pool.
6494 2008-03-10 Paul Brook <paul@codesourcery.com>
6496 * config/arm/arm.md (UNSPEC_STACK_ALIGN, UNSPEC_PIC_OFFSET): Renumber
6499 2008-03-10 Paul Brook <paul@codesourcery.com>
6500 Mark Shinwell <shinwell@codesourcery.com>
6502 * config/arm/cortex-r4.md: New.
6503 * config/arm/thumb2.md (divsi3, udivsi3): Annotate with
6505 * config/arm/arm.md: Include cortex-r4.md.
6506 (insn): Add smmls, sdiv and udiv values.
6507 (generic_sched): Don't use generic scheduling for Cortex-R4.
6508 (arm_issue_rate): New function.
6509 (TARGET_SCHED_ISSUE_RATE): Define.
6511 2008-03-10 Sebastian Pop <sebastian.pop@amd.com>
6513 * doc/invoke.texi (-ftree-loop-distribution): Add an example.
6515 2008-03-10 Richard Guenther <rguenther@suse.de>
6517 * tree-ssa-pre.c (get_sccvn_value): Simplify.
6518 (compute_avail): Do not add stmt uses to AVAIL_OUT.
6520 2008-03-10 Paolo Bonzini <bonzini@gnu.org>
6522 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS):
6523 Set default to true.
6525 2008-03-09 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6527 * c.opt (Wsynth): Deprecate.
6528 * doc/invoke.texi (Option Summary, Warning Options): Document
6529 -Wno-format-contains-nul.
6531 2008-03-09 Uros Bizjak <ubizjak@gmail.com>
6534 * config/i386/i386.c (ix86_constant_alignment): Compute alignment using
6535 ALIGN_MODE_128 for VECTOR_CST and INTEGER_CST in addition to REAL_CST.
6537 2008-03-09 Ira Rosen <irar@il.ibm.com>
6539 * config/rs6000/rs6000.c (builtin_description): Rename vector
6540 left shift operations.
6541 * config/rs6000/altivec.md (UNSPEC_VSL): Remove.
6542 (altivec_vsl<VI_char>): Rename to ...
6543 (ashl<mode>3): ... new name.
6544 (mulv4sf3, mulv4si3, negv4sf2): Replace gen_altivec_vslw with
6546 (absv4sf2): Convert to use ashift:V4SI instead of UNSPEC_VSL.
6548 2008-03-08 Richard Guenther <rguenther@suse.de>
6550 * coverage.h (tree_coverage_counter_addr): Declare.
6551 * coverage.c (tree_coverage_counter_addr): New function.
6552 * tree-profile.c (tree_gen_edge_profiler): Unshare counter
6554 (tree_gen_pow2_profiler): Use tree_coverage_counter_addr.
6555 (tree_gen_one_value_profiler): Likewise.
6556 (tree_gen_ic_profiler): Likewise.
6557 (tree_gen_average_profiler): Likewise.
6558 (tree_gen_ior_profiler): Likewise.
6560 2008-03-08 Richard Guenther <rguenther@suse.de>
6562 * tree-ssa-sccvn.h (vn_binary_op_lookup): Remove.
6563 (vn_binary_op_insert): Likewise.
6564 (vn_unary_op_lookup): Likewise.
6565 (vn_unary_op_insert): Likewise.
6566 (vn_nary_op_lookup): Declare.
6567 (vn_nary_op_insert): Likewise.
6568 * tree-ssa-sccvn.c (struct vn_tables_s): Merge unary
6569 and binary hashes, use a single obstack for unary_op_pool
6571 (struct vn_binary_op_s, struct vn_unary_op_s): Replace with
6572 a single struct vn_nary_op_s. Store tree code length and
6573 a variable number of operands.
6574 (struct vn_reference_op_struct): Remove unused op2.
6575 (vn_reference_op_eq): Do not compare op2.
6576 (vn_reference_op_compute_hash): Do not compute hash of op2.
6577 (vn_unary_op_hash, vn_binary_op_hash): Replace with vn_nary_op_hash.
6578 (vn_unary_op_compute_hash, vn_binary_op_compute_hash): Replace
6579 with vn_nary_op_compute_hash.
6580 (vn_unary_op_eq, vn_binary_op_eq): Replace with vn_nary_op_eq.
6581 (vn_unary_op_lookup, vn_binary_op_lookup): Replace with
6583 (vn_unary_op_insert, vn_binary_op_insert): Replace with
6585 (visit_unary_op): Call nary functions.
6586 (visit_binary_op): Likewise.
6587 (process_scc): Adjust for struct vn_tables_s changes.
6588 (allocate_vn_table): Likewise.
6589 (free_vn_table): Likewise.
6590 * tree-vn.c (vn_add): Call nary functions.
6591 (vn_lookup): Likewise.
6593 2008-03-08 Jakub Jelinek <jakub@redhat.com>
6596 * config/rs6000/rs6000.c (rs6000_expand_compare_and_swapqhi): Shift
6597 wdst back after sync_compare_and_swapqhi_internal.
6599 2008-03-08 Uros Bizjak <ubizjak@gmail.com>
6602 * config/i386/i386-modes.def (V1DI): New vector mode.
6603 * config/i386/i386.h (VALID_MMX_REG_MODE): Add V1DImode.
6604 * config/i386/mmx.md (MMXMODEI8): New mode iterator.
6605 (MMXMODE248): Ditto.
6606 (MMXMODE): Add V1DI mode.
6607 (mmxvecsize): Change DI mode to V1DI mode.
6608 ("mov<mode>): Use MMXMODEI8 mode iterator.
6609 ("*mov<mode>_internal_rex64"): Ditto.
6610 ("*mov<mode>_internal"): Ditto.
6611 ("mmx_add<mode>3"): Ditto. Handle V1DImode for TARGET_SSE2.
6612 ("mmx_sub<mode>3"): Ditto.
6613 ("mmx_adddi3"): Remove insn pattern.
6614 ("mmx_subdi3"): Ditto.
6615 ("mmx_ashr<mode>3"): Use SImode and "yN" constraint for operand 2.
6616 ("mmx_lshr<mode>3"): Ditto. Use MMXMODE248 mode iterator.
6617 ("mmx_ashl<mode>3"): Ditto.
6618 ("mmx_lshrdi3"): Remove insn pattern.
6619 ("mmx_ashldi3"): Ditto.
6620 * config/i386/i386.c (classify_argument): Handle V1DImode.
6621 (function_arg_advance_32): Ditto.
6622 (function_arg_32): Ditto.
6623 (struct builtin_description) [IX86_BUILTIN_PADDQ]: Use
6624 mmx_addv1di3 insn pattern.
6625 [IX86_BUILTIN_PSUBQ]: Use mmx_subv1di3 insn pattern.
6626 [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?, IX86_BUILTIN_PSRA?,
6627 IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I, IX86_BUILTIN_PSRA?I,
6628 IX86_BUILTIN_PSLL?I128, IX86_BUILTIN_PSRL?I128, IX86_BUILTIN_PSRA?I128]:
6629 Remove definitions of built-in functions.
6630 (V1DI_type_node): New node.
6631 (v1di_ftype_v1di_int): Ditto.
6632 (v1di_ftype_v1di_v1di): Ditto.
6633 (v2si_ftype_v2si_si): Ditto.
6634 (v4hi_ftype_v4hi_di): Remove node.
6635 (v2si_ftype_v2si_di): Ditto.
6636 (ix86_init_mmx_sse_builtins): Handle V1DImode.
6637 (__builtin_ia32_psll?, __builtin_ia32_psrl?, __builtin_ia32_psra?):
6638 Redefine builtins using def_builtin_const with *_ftype_*_int node.
6639 (__builtin_ia32_psll?i, __builtin_ia32_psrl?i, __builtin_ia32_psra?i):
6640 Add new builtins using def_builtin_const.
6641 (ix86_expand_builtin) [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?,
6642 IX86_BUILTIN_PSRA?, IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I,
6643 IX86_BUILTIN_PSRA?I]: Handle builtin definitions.
6644 * config/i386/mmintrin.h (__v1di): New typedef.
6645 (_mm_add_si64): Cast arguments to __v1di type.
6646 (_mm_sub_si64): Ditto.
6647 (_mm_sll_pi16): Cast __count to __v4hi type.
6648 (_mm_sll_pi32): Cast __count to __v2si type.
6649 (_mm_sll_si64): Cast arguments to __v1di type.
6650 (_mm_srl_pi16): Cast __count to __v4hi type.
6651 (_mm_srl_pi32): Cast __count to __v2si type.
6652 (_mm_srl_si64): Cast arguments to __v1di type.
6653 (_mm_sra_pi16): Cast __count to __v4hi type.
6654 (_mm_sra_pi32): Cast __count to __v2si type.
6655 (_mm_slli_pi16): Use __builtin_ia32_psllwi.
6656 (_mm_slli_pi32): Use __builtin_ia32_pslldi.
6657 (_mm_slli_si64): Use __builtin_ia32_psllqi. Cast __m to __v1di type.
6658 (_mm_srli_pi16): Use __builtin_ia32_psrlwi.
6659 (_mm_srli_pi32): Use __builtin_ia32_psrldi.
6660 (_mm_srli_si64): Use __builtin_ia32_psrlqi. Cast __m to __v1di type.
6661 (_mm_srai_pi16): Use __builtin_ia32_psrawi.
6662 (_mm_srai_pi32): Use __builtin_ia32_psradi.
6663 * config/i386/i386.md (UNSPEC_NOP): Remove unspec definition.
6664 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
6665 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
6666 __builtin_ia32_psrl?i, __builtin_ia32_psra?i]: Add new builtins.
6668 2008-03-07 Joseph Myers <joseph@codesourcery.com>
6670 * doc/include/texinfo.tex: Update to version 2008-03-07.10.
6672 2008-03-07 Peter Bergner <bergner@vnet.ibm.com>
6675 * config/rs6000/rs6000.c (rs6000_legitimize_address): Don't generate
6676 reg+const addressing for Altivec modes. Don't generate reg+reg
6677 addressing for TFmode or TDmode quantities.
6679 2008-03-07 Paolo Bonzini <bonzini@gnu.org>
6681 * c-common.c (vector_types_convertible_p): Call langhook
6682 instead of comptypes.
6684 2008-03-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
6687 * tree-ssa-ccp.c (get_symbol_constant_value): Handle
6688 integral and scalar float variables which have a
6691 2008-03-06 Nathan Froyd <froydnj@codesourcery.com>
6693 * dwarf2out.c (dwarf2out_frame_debug_expr): Consult the
6694 dwarf_register_span hook when emitting unwind information for
6695 register-to-memory saves.
6696 * config/rs6000/rs6000.c (spe_synthesize_frame): Delete.
6697 (rs6000_frame_related): Remove call to spe_synthesize_frame.
6699 2008-03-06 Jakub Jelinek <jakub@redhat.com>
6701 * gimplify.c (goa_lhs_expr_p): Allow different ADDR_EXPR nodes
6702 for the same VAR_DECL.
6704 2008-03-06 Tom Tromey <tromey@redhat.com>
6707 * doc/standards.texi (Standards): Don't mention treelang.
6708 * doc/invoke.texi (Overall Options): Don't mention treelang.
6709 * doc/install.texi (Prerequisites): Don't mention bison or
6711 (Configuration): Don't mention treelang.
6712 (Building): Likewise.
6713 * doc/frontends.texi (G++ and GCC): Don't mention treelang.
6715 2008-03-06 Paolo Bonzini <bonzini@gnu.org>
6717 * simplify-rtx.c (simplify_subreg): Remove useless shifts from
6718 word-extractions out of a multi-word object.
6720 2008-03-06 Richard Guenther <rguenther@suse.de>
6722 * tree.def (BIT_FIELD_REF): Constrain result type and its precision.
6723 * tree-cfg.c (verify_expr): Verify BIT_FIELD_REF constraints on
6724 result type and precision.
6725 * expr.c (get_inner_reference): Set unsignedp based on the result
6726 type of BIT_FIELD_REF.
6727 * tree.h (BIT_FIELD_REF_UNSIGNED): Remove.
6728 * tree-sra.c (instantiate_element): Do not set BIT_FIELD_REF_UNSIGNED.
6729 (try_instantiate_multiple_fields): Likewise. Use the correct type
6731 (sra_build_assignment): Likewise.
6732 (sra_build_elt_assignment): Likewise.
6733 (sra_explode_bitfield_assignment): Likewise.
6734 * print-tree.c (print_node): Do not check BIT_FIELD_REF_UNSIGNED.
6735 * tree-vect-transform.c (vect_create_epilog_for_reduction): Do not
6736 set BIT_FIELD_REF_UNSIGNED.
6737 (vectorizable_load): Likewise.
6739 2008-03-06 Andreas Krebbel <krebbel1@de.ibm.com>
6741 * cse.c (cse_extended_basic_block): Invalidate artificial defs
6744 2008-03-06 Richard Guenther <rguenther@suse.de>
6746 * alias.c (struct alias_set_entry): Move has_zero_child field
6747 to pack with alias_set.
6749 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
6751 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
6754 2008-03-05 Ian Lance Taylor <iant@google.com>
6756 * alias.h (alias_set_type): Change from HOST_WIDE_INT to int.
6758 2008-03-05 Kenneth Zadeck <zadeck@naturalbridge.com>
6760 * fwprop.c (update_df): Support width and offset parameters of
6762 * ra-conflict.c (mark_reg_store, clear_reg_in_live,
6763 global_conflicts): Change DF_REF_EXTRACT to either
6764 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
6765 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
6766 * df-scan.c (df_ref_record, df_defs_record,
6767 df_ref_create_structure, df_def_record_1, df_uses_record,
6768 df_get_conditional_uses, df_get_call_refs, df_insn_refs_collect,
6769 df_bb_refs_collect, df_entry_block_defs_collect,
6770 df_exit_block_uses_collect): Support new width and offset fields.
6771 (ref_extract_pool): New storage pool.
6772 (df_free_ref): New function.
6773 (df_reg_chain_unlink, df_free_collection_rec,
6774 df_sort_and_compress_refs): Call df_free_ref.
6775 (df_ref_equal_p, df_ref_compare): Compare offset and width fields
6777 (df_ref_create_structure): Allocate df_ref_extract if offset and
6778 width fields are used.
6779 (df_def_record_1): Get offset and width from ZERO_EXTRACT.
6780 (df_uses_record): Get offset and width from ZERO_EXTRACT
6782 * global.c (build_insn_chain): Change DF_REF_EXTRACT to either
6783 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
6784 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
6785 * df.h (df_ref_flags): Change DF_REF_EXTRACT to either
6786 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
6787 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
6788 (df_ref_extract): New structure.
6789 (DF_REF_WIDTH, DF_REF_OFFSET): New macros.
6790 (df_ref_create): Add width and offset parameters.
6792 2008-03-05 Richard Guenther <rguenther@suse.de>
6794 * tree-ssa-structalias.c (get_constraint_for_component_ref):
6795 Use ranges_overlap_p.
6796 (offset_overlaps_with_access): Rename
6797 to ranges_overlap_p and move ...
6798 * tree-flow-inline.h (ranges_overlap_p): ... here.
6800 * tree.h (get_inner_reference, handled_component_p): Update
6803 * tree.h (record_component_aliases, get_alias_set,
6804 alias_sets_conflict_p, alias_sets_must_conflict_p,
6805 objects_must_conflict_p): Move declarations ...
6806 * alias.h (record_component_aliases, get_alias_set,
6807 alias_sets_conflict_p, alias_sets_must_conflict_p,
6808 objects_must_conflict_p): ... here.
6809 Include coretypes.h.
6810 * Makefile.in (ALIAS_H): Add coretypes.h dependency.
6812 2008-03-05 Aldy Hernandez <aldyh@redhat.com>
6814 * cfg.c: Include tree-flow.h.
6815 (remove_edge_raw): Call redirect_edge_var_map_clear.
6816 (redirect_edge_succ_nodup): Call redirect_edge_var_map_dup.
6817 * tree-flow-inline.h (redirect_edge_var_map_def): New.
6818 (redirect_edge_var_map_result): New.
6819 * tree-cfgcleanup.c (remove_forwarder_block_with_phi): Replace
6820 PENDING_STMT use with redirect_edge_var_map_*.
6821 * tree-ssa.c (edge_var_maps): New definition.
6822 (redirect_edge_var_map_add): New.
6823 (redirect_edge_var_map_clear): New.
6824 (redirect_edge_var_map_dup): New.
6825 (redirect_edge_var_map_vector): New.
6826 (redirect_edge_var_map_destroy): New.
6827 (ssa_redirect_edge): Replace PENDING_STMT use with
6828 redirect_edge_var_map_*.
6829 (flush_pending_stmts): Same.
6830 (delete_tree_ssa): Destroy edge var map.
6831 * tree-flow.h (struct _edge_var_map): New.
6832 Define edge_var_map vector type.
6833 Declare redirect_edge_var_map_* prototypes.
6834 * Makefile.in (cfg.o): Depend on TREE_FLOW_H.
6835 * tree-cfg.c (reinstall_phi_args): Replace
6836 PENDING_STMT use with redirect_edge_var_map_*.
6838 2008-03-05 Richard Guenther <rguenther@suse.de>
6840 PR tree-optimization/35472
6841 * tree-ssa-dse.c (dse_optimize_stmt): Do not delete a store
6842 whose single use_stmt has a overlapping set of loaded and
6843 stored symbols as that use_stmt might be a noop assignment then.
6845 2008-03-05 Joel Sherrill <joel.sherrill@oarcorp.com>
6847 * gthr-rtems.h: Implement __gthread_mutex_destroy.
6849 2008-03-05 Richard Guenther <rguenther@suse.de>
6852 * tree.def (BIT_FIELD_REF): Document that operands 1 and 2
6853 should be constants.
6854 * tree-cfg.c (verify_expr): Verify it.
6855 * fold-const.c (fold_truthop): Remove code generating
6856 BIT_FIELD_REFs of structure bases.
6857 (fold_binary): Likewise.
6858 (fold_ternary): Position and size of BIT_FIELD_REFs are
6859 always host integers.
6860 (make_bit_field_ref): Remove.
6861 (optimize_bit_field_compare): Remove.
6862 (all_ones_mask_p): Remove.
6864 2008-03-05 Gabor Loki <loki@gcc.gnu.org>
6867 * rtl-factoring.c (clear_regs_live_in_seq): Fix backward steps.
6868 (split_block_and_df_analyze): New. Split basic block and rebuild
6870 (block_label_after): Use SPLIT_BLOCK_AND_DF_ANALYZE instead of
6872 (split_pattern_seq): Likewise.
6873 (erase_matching_seqs): Likewise.
6874 (split_pattern_seq): Skip return insn in case of REG_NORETURN note.
6876 2008-03-04 Geoff Keating <geoffk@apple.com>
6878 * fold-const.c (tree_single_nonnegative_warnv_p): Fix mixed
6879 declaration and code.
6880 (tree_invalid_nonnegative_warnv_p): Likewise.
6882 2008-03-05 Serge Belyshev <belyshev@depni.sinp.msu.ru>
6884 * doc/install.texi (Testing): Correct quoting for the RUNTESTFLAGS
6885 examples. Truncate option-names then causing overfull hbox.
6887 2008-03-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6890 * configure.ac (CONFIG_SJLJ_EXCEPTIONS): Force SJLJ exceptions
6892 * configure: Rebuilt.
6894 2008-03-04 Rafael Espindola <espindola@google.com>
6896 * fold-const.c (tree_simple_nonnegative_warnv_p): New.
6897 (tree_unary_nonnegative_warnv_p): New.
6898 (tree_binary_nonnegative_warnv_p): New.
6899 (tree_single_nonnegative_warnv_p): New.
6900 (tree_invalid_nonnegative_warnv_p): New.
6901 (tree_expr_nonnegative_warnv_p): Redefine in term of the new functions.
6903 2008-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6906 * opts.c (handle_option): Postpone 'unknown option' errors only for
6909 2008-03-04 H.J. Lu <hongjiu.lu@intel.com>
6912 * config/i386/smmintrin.h (SIDD_XXX): Renamed to ...
6915 2008-03-04 Rafael Espindola <espindola@google.com>
6917 * fold-const.c (tree_unary_nonzero_warnv_p): New.
6918 (tree_binary_nonzero_warnv_p): New.
6919 (tree_single_nonzero_warnv_p): New.
6920 (tree_expr_nonzero_warnv_p): Redefine using the new functions.
6922 2008-03-04 Uros Bizjak <ubizjak@gmail.com>
6925 * fold-const.c (fold_cond_expr_with_comparison): Prevent
6926 transformations for modes that have signed zeros.
6927 * ifcvt.c (noce_try_abs): Ditto.
6929 2008-03-04 Joseph Myers <joseph@codesourcery.com>
6931 * config/i386/i386.c (override_options): Force
6932 -maccumulate-outgoing-args on if TARGET_STACK_PROBE.
6934 2008-03-04 Jan Hubicka <jh@suse.cz>
6937 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Fix typo
6940 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
6942 * config/i386/i386.md (allocate_stack_worker_32): Use __chkstk
6943 label to probe the stack.
6945 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
6947 * gthr-win32.h [__GTHREAD_HIDE_WIN32API]
6948 (__gthr_win32_mutex_destroy): Declare.
6949 [__GTHREAD_HIDE_WIN32API] (__gthread_mutex_destroy): Use
6950 __gthr_win32_mutex_destroy.
6951 * config/i386/gthr-win32.c (__gthr_win32_mutex_destroy): Define.
6953 2008-03-03 Jan Hubicka <jh@suse.cz>
6956 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Be more
6957 aggressive on inlining cold calls.
6959 2008-03-03 Richard Guenther <rguenther@suse.de>
6961 * tree-ssa-sccvn.c (visit_reference_op_store): Do not insert
6962 struct copies into the expression table.
6963 (simplify_unary_expression): Handle VIEW_CONVERT_EXPR.
6964 (try_to_simplify): Likewise.
6965 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPR of
6966 integral and pointer arguments which do not change the
6967 precision to NOP_EXPRs.
6968 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Adjust
6969 VIEW_CONVERT_EXPR case.
6971 2008-03-02 Sebastian Pop <sebastian.pop@amd.com>
6973 * tree-scalar-evolution.c (instantiate_parameters_1): An SSA_NAME
6974 defined in a loop at depth 0 is invariant.
6975 * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
6976 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Should never
6977 be called at loop depth 0.
6979 2008-03-02 Jakub Jelinek <jakub@redhat.com>
6982 * gcc.c (process_command): Update copyright notice dates.
6983 * gcov.c (print_version): Likewise.
6984 * gcov-dump.c (print_version): Likewise.
6985 * mips-tfile.c (main): Likewise.
6986 * mips-tdump.c (main): Likewise.
6988 2008-03-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6991 * c-common.c (flag_permissive): Delete.
6992 (constant_expression_warnings): Check flags first.
6993 (constant_expression_error): New.
6994 * c-common.h (flag_permissive): Delete.
6995 (constant_expression_error): Declare.
6996 * flags.h (flag_permissive): Declare. Update description.
6997 * diagnostic.c (pedwarn): Update.
6999 * diagnostic.h: (pedantic_error_kind): Rename as pedantic_warning_kind.
7000 (permissive_error_kind): New.
7001 * toplev.c (flag_permissive): Define. Update description.
7002 * toplev.h (permissive_error_kind): Declare.
7003 * c-errors.c (pedwarn_c99): Use pedantic_warning_kind.
7004 (pedwarn_c90): Use pedantic_warning_kind.
7005 * c-opts.c (c_common_post_options): flag_permissive does not affect
7006 flag_pedantic_errors.
7008 2008-03-02 Joseph Myers <joseph@codesourcery.com>
7010 * libgcc2.c (__addvSI3, __addvsi3, __addvDI3, __subvSI3,
7011 __subvsi3, __subvDI3, __negvSI2, __negvsi2, __negvDI2, __absvSI2,
7012 __absvsi2, __absvDI2): Use unsigned arithmetic.
7014 2008-03-02 Andi Kleen <ak@suse.de>
7015 Richard Guenther <rguenther@suse.de>
7017 * struct-equiv.c: Remove file.
7018 * cfg_cleanup.c (condjump_equiv_p): Remove.
7019 * Makefile.in (OBJS-common): Remove struct-equiv.o.
7020 (struct-equiv.o): Remove rule.
7021 * basic-block.h (struct_equiv_checkpoint, STRUCT_EQUIV_*,
7022 insns_match_p, struct_equiv_block_eq, struct_equiv_init,
7023 rtx_equiv_p, condjump_equiv_p): Remove prototypes.
7025 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
7027 * ifcvt.c (noce_process_if_block): Try to handle only the then
7028 block if the else block exists but isn't suitable.
7030 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
7033 * gthr-posix.h (__gthread_mutex_destroy): Remove extra declarations.
7034 * gthr-posix95.h (__gthread_mutex_destroy): Likewise. Note this fixes
7035 regression from previous patch.
7037 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
7040 * gthr.h: Add __gthread_mutex_destroy as a function that must be
7042 * gthr-vxworks.h (__gthread_mutex_destroy): Null implementation.
7043 * gthr-single.h (__gthread_mutex_destroy): Likewise.
7044 * gthr-rtems.h (__gthread_mutex_destroy): Likewise.
7045 * gthr-mipssde.h (__gthread_mutex_destroy): Likewise.
7046 * gthr-nks.h (__gthread_mutex_destroy): Likewise.
7047 * gthr-solaris.h (__gthread_mutex_destroy): Call mutex_destroy.
7048 * gthr-win32.h (__GTHREAD_MUTEX_DESTROY_FUNCTION): Remove.
7049 (__gthread_mutex_destroy_function): Rename to
7050 __gthread_mutex_destroy.
7051 * gthr-dce.h (__gthread_mutex_destroy): Call
7052 pthread_mutex_destroy.
7053 * gthr-tpf.h (__gthread_mutex_destroy): Likewise.
7054 * gthr-posix.h (__gthread_mutex_destroy): Likewise.
7055 * gthr-posix95.h (__gthread_mutex_destroy): Likewise.
7057 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
7059 * df-scan.c (df_ref_chain_change_bb): Simplify.
7060 (df_insn_change_bb): Add new_bb argument. Simplify. Call
7061 set_block_for_insn if there's any change.
7062 * df.h ((df_insn_change_bb): Fix prototype.
7063 * cfgrtl.c (update_bb_for_insn_chain): Pass bb to
7064 df_insn_change_bb, don't call set_block_for_insn.
7065 * emit-rtl.c (reorder_insns): Likewise.
7066 * haifa-sched.c (move_insn): Likewise.
7068 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
7070 * rtlanal.c (loc_mentioned_in_p): Test XVECEXPs correctly.
7072 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
7074 * tree-flow-inline.h (next_readonly_imm_use): Return
7075 NULL_USE_OPERAND_P after the end.
7077 2008-03-01 Richard Guenther <rguenther@suse.de>
7079 PR tree-optimization/35411
7080 * tree-sra.c (sra_build_assignment): Split conversion to
7081 final type to a separate statement if we are not assigning
7084 2008-02-29 Francois-Xavier Coudert <coudert@clipper.ens.fr>
7086 * fold-const.c (fold_convertible_p): Correct the logic to follow
7087 that in fold_convert().
7089 2008-02-29 Douglas Gregor <doug.gregor@gmail.com>
7092 * tree-inline.c (build_duplicate_type): When we make a
7093 duplicate type, make it unique in the canonical types system.
7095 2008-02-29 Tom Tromey <tromey@redhat.com>
7097 * toplev.c (input_file_stack, input_file_stack_tick, fs_p,
7098 input_file_stack_history, input_file_stack_restored): Remove.
7099 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
7100 * input.h (struct file_stack): Remove.
7101 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
7102 (input_file_stack, input_file_stack_tick, INPUT_FILE_STACK_BITS):
7104 * diagnostic.h (struct diagnostic_context) <last_module>: Change
7106 (diagnostic_last_module_changed): Add 'map' argument.
7107 (diagnostic_set_last_function): Likewise.
7108 * diagnostic.c (undiagnostic_report_current_module): Iterate using
7109 line map, not input_file_stack.
7110 * c-lex.c (fe_file_change): Don't use push_srcloc or pop_srcloc.
7112 2008-02-29 Paul Brook <paul@codesourcery.com>
7114 * config/arm/arm.md (arm_addsi3): Add r/k/n alternative.
7116 2008-02-29 Paul Brook <paul@codesourcery.com>
7118 * config/arm/ieee754-df.S (muldf3): Use RET macros.
7120 2008-02-29 Richard Guenther <rguenther@suse.de>
7122 * tree-ssa-pre.c (get_sccvn_value): Create missing VNs via
7124 * tree-ssa-sccnv.c (visit_reference_op_store): Use the rhs
7125 value for comparing for a store match.
7126 (simplify_unary_expression): Do nothing for SSA_NAMEs.
7127 (try_to_simplify): Do not do a full-blown reference lookup.
7129 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
7131 * config/sh/sh.c (sh_scalar_mode_supported_p): New function.
7132 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
7134 * config/sh/sh.h (OVERRIDE_OPTIONS): Don't warn for profiling.
7136 2008-02-29 Sebastian Pop <sebastian.pop@amd.com>
7138 * tree-loop-linear.c (try_interchange_loops): Compare memory access
7139 strides against cache sizes.
7141 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
7143 * config/sh/sh.c (sh_secondary_reload): Handle loading a float
7146 2008-02-28 Richard Sandiford <rsandifo@nildram.co.uk>
7148 * simplify-rtx.c (simplify_unary_operation_1): Extend the handling
7149 of SUBREG_PROMOTED_VAR_P to cope with cases where the extended value
7150 is smaller than the original promoted value.
7151 (simplify_subreg): If OP is a SUBREG, try to preserve its
7152 SUBREG_PROMOTED_VAR_P information.
7154 2008-02-28 Steven Bosscher <stevenb.gcc@gmail.com>
7156 * tree-ssa-sccvn (vn_ssa_aux_obstack): New obstack.
7157 (VN_INFO_GET): Allocate new objects on the obstack.
7158 (init_scc_vn): Initialize the obstack. Use XDELETE instead of free
7159 for rpo_numbers_temp, for consistency.
7160 (free_scc_vn): Free the obstack.
7162 2008-02-28 Sebastian Pop <sebastian.pop@amd.com>
7164 * doc/invoke.texi: Document -ftree-loop-distribution.
7165 * tree-loop-distribution.c: New.
7166 * tree-pass.h (pass_loop_distribution): New.
7167 * graphds.h (struct graph): Add htab_t indices.
7168 * timevar.def (TV_TREE_LOOP_DISTRIBUTION): New.
7169 * tree-vectorizer.c (rename_variables_in_loop): Extern.
7170 (slpeel_tree_duplicate_loop_to_edge_cfg): Init PENDING_STMT to NULL.
7171 * tree-vectorizer.h (tree_duplicate_loop_on_edge): Declared.
7172 * tree-data-ref.c (debug_data_dependence_relations): New.
7173 (dump_data_dependence_relation): Also print data references.
7174 (free_data_ref): Extern.
7175 (same_access_functions): Moved...
7176 (find_vertex_for_stmt): Renamed rdg_vertex_for_stmt.
7177 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
7178 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg_1, dot_rdg,
7179 struct rdg_vertex_info, rdg_vertex_for_stmt): New.
7180 (create_rdg_edge_for_ddr, create_rdg_vertices): Cleaned up.
7181 (stmts_from_loop): Skip LABEL_EXPR.
7182 (hash_stmt_vertex_info, eq_stmt_vertex_info, hash_stmt_vertex_del):
7184 (build_rdg): Initialize rdg->indices htab.
7185 (free_rdg, stores_from_loop, ref_base_address,
7186 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses,
7187 have_similar_memory_accesses_1, ref_base_address_1,
7188 remove_similar_memory_refs): New.
7189 * tree-data-ref.h: Depend on tree-chrec.h.
7190 (debug_data_dependence_relations, free_data_ref): Declared.
7191 (same_access_functions): ... here.
7192 (ddr_is_anti_dependent, ddrs_have_anti_deps, ddr_dependence_level):
7194 (struct rdg_vertex): Add has_mem_write and has_mem_reads.
7195 (RDGV_HAS_MEM_WRITE, RDGV_HAS_MEM_READS, RDG_STMT,
7196 RDG_MEM_WRITE_STMT, RDG_MEM_READS_STMT): New.
7197 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
7198 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg,
7199 rdg_vertex_for_stmt): Declared.
7200 (struct rdg_edge): Add level.
7202 (free_rdg, stores_from_loop, remove_similar_memory_refs,
7203 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses):
7205 (rdg_has_similar_memory_accesses): New.
7206 * tree-vect-analyze.c: Remove unused static decls.
7207 * lambda.h (dependence_level): New.
7208 * common.opt (ftree-loop-distribution): New.
7209 * tree-flow.h (mark_virtual_ops_in_bb,
7210 slpeel_tree_duplicate_loop_to_edge_cfg,
7211 rename_variables_in_loop): Declared.
7212 * Makefile.in (TREE_DATA_REF_H): Depend on tree-chrec.h.
7213 (OBJS-common): Add tree-loop-distribution.o.
7214 (tree-loop-distribution.o): New rule.
7215 * tree-cfg.c (mark_virtual_ops_in_bb): New.
7216 (mark_virtual_ops_in_region): Use mark_virtual_ops_in_bb.
7217 * passes.c (init_optimization_passes): Schedule pass_loop_distribution.
7219 2008-02-28 Joseph Myers <joseph@codesourcery.com>
7222 * tree.c (handle_dll_attribute): Disallow TYPE_DECLs for types
7223 other than structures and unions.
7225 2008-02-28 Richard Guenther <rguenther@suse.de>
7228 2008-02-26 Richard Guenther <rguenther@suse.de>
7230 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
7231 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
7232 (lookup_decl_from_uid): Declare.
7233 (remove_decl_from_map): Likewise.
7234 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
7235 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
7236 (decl_for_uid_map): New global hashtable mapping DECL_UID
7238 (init_ttree): Allocate it.
7239 (insert_decl_to_uid_decl_map): New helper function.
7240 (make_node_stat): Insert new decls into the map.
7241 (copy_node_stat): Likewise.
7242 (lookup_decl_from_uid): New function.
7243 (remove_decl_from_map): Likewise.
7244 (print_decl_for_uid_map_statistics): New helper.
7245 (dump_tree_statistics): Call it.
7247 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
7248 (referenced_var_iterator): Adjust.
7249 (FOR_EACH_REFERENCED_VAR): Adjust.
7250 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
7251 (num_referenced_vars): Adjust.
7252 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
7253 (first_referenced_var): Remove.
7254 (end_referenced_vars_p): Likewise.
7255 (next_referenced_var): Likewise.
7256 (referenced_var_iterator_set): New helper function.
7257 * tree-dfa.c (referenced_var_lookup): Adjust.
7258 (referenced_var_check_and_insert): Likewise.
7259 (remove_referenced_var): Likewise.
7260 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
7261 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
7262 (verify_call_clobbering): Likewise.
7263 (verify_memory_partitions): Likewise.
7264 (init_tree_ssa): Allocate bitmap instead of hashtable for
7266 (delete_tree_ssa): Adjust.
7267 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
7268 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
7269 (compute_tag_properties): Likewise.
7270 (set_initial_properties): Likewise.
7271 (find_partition_for): Likewise.
7272 (update_reference_counts): Likewise.
7273 (dump_may_aliases_for): Likewise.
7274 * tree-ssa-operands.c (add_virtual_operand): Likewise.
7275 (add_call_clobber_ops): Likewise.
7276 (add_call_read_ops): Likewise.
7277 (get_asm_expr_operands): Likewise.
7278 * tree-into-ssa.c (dump_decl_set): Likewise.
7279 (update_ssa): Likewise.
7280 * tree-sra.c (scan_function): Likewise.
7281 (decide_instantiations): Likewise.
7282 (scalarize_parms): Likewise.
7283 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
7284 (dsa_named_for): Likewise.
7285 * tree-ssa-structalias.c (update_alias_info): Likewise.
7286 (merge_smts_into): Likewise.
7288 2008-02-27 David Daney <ddaney@avtrex.com>
7291 * config/mips/iris.h (MIPS_DEBUGGING_INFO): Define.
7292 * config/mips/openbsd.h (MIPS_DEBUGGING_INFO): Same.
7293 * config/mips/sde.h (MIPS_DEBUGGING_INFO): Remove undef.
7294 * config/mips/vxworks.h (MIPS_DEBUGGING_INFO): Same.
7295 * config/mips/mips.h (MIPS_DEBUGGING_INFO): Remove define.
7297 2008-02-27 Uros Bizjak <ubizjak@gmail.com>
7300 * config/darwin-ppc-ldouble-patch.def (BUILT_IN_NANL): Add.
7301 (BUILT_IN_NEXTTOWARD): Remove.
7302 (BUILT_IN_NEXTTOWARDF): Ditto.
7303 * config/darwin.c (darwin_patch_builtin): Use ACONCAT instead of
7304 alloca/strcpy/strcat. Remove commented-out code. Fix whitespace.
7306 2008-02-27 Tom Tromey <tromey@redhat.com>
7308 * tree-dump.c (dequeue_and_dump) <FUNCTION_DECL>: Check
7309 DECL_SAVED_TREE, not DECL_LANG_SPECIFIC, when dumping body.
7311 2008-02-27 Jan Beulich <jbeulich@novell.com>
7313 * c-decl.c (merge_decls): Use DECL_USER_ALIGN() on olddecl to
7314 update the respective field on newdecl.
7316 2008-02-27 Revital Eres <eres@il.ibm.com>
7318 PR rtl-optimization/34999
7319 * bb-reorder.c (add_labels_and_missing_jumps): Do not handle
7320 crossing edges that ends with a call insn.
7321 (fix_up_fall_thru_edges): Handle crossing edges that ends with a
7322 call insn and clear the EDGE_CROSSING flag of the crossing edge
7323 when fixing fallthru edges.
7325 2008-02-27 Richard Guenther <rguenther@suse.de>
7328 * fold-const.c (fold_unary): Return the correct argument,
7329 converted to the result type.
7331 2008-02-27 Richard Guenther <rguenther@suse.de>
7334 * expr.c (expand_expr_real_1): Assert on rotates that operate
7336 * fold-const.c (fold_binary): Use the types precision, not the
7337 bitsize of the mode if folding rotate expressions. Build rotates
7338 only for full modes.
7340 2008-02-27 Jakub Jelinek <jakub@redhat.com>
7342 * c-ppoutput.c (scan_translation_unit): Handle CPP_PRAGMA
7344 * c-pragma.c (pragma_ns_name): New typedef.
7345 (registered_pp_pragmas): New variable.
7346 (c_pp_lookup_pragma): New function.
7347 (c_register_pragma_1): If flag_preprocess_only, do nothing
7348 for non-expanded pragmas, for expanded ones push pragma's
7349 namespace and name into registered_pp_pragmas vector.
7350 (c_invoke_pragma_handler): Register OpenMP pragmas even when
7351 flag_preprocess_only, don't register GCC pch_preprocess
7352 pragma if flag_preprocess_only.
7353 * c-opts.c (c_common_init): Call init_pragma even if
7354 flag_preprocess_only.
7355 * c-pragma.c (c_pp_lookup_pragma): New prototype.
7356 * config/darwin.h (DARWIN_REGISTER_TARGET_PRAGMAS): Don't call
7357 cpp_register_pragma if flag_preprocess_only.
7359 2008-02-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7362 * c-parser.c (c_parser_translation_unit): Warn for empty
7363 translation unit, not empty source file.
7365 2008-02-26 Paul Brook <paul@codesourcery.com>
7367 * config/arm/arm.c (thumb_set_frame_pointer): Ensure SP is first
7368 operand for Thumb-2.
7369 * config/arm/arm.h (reg_class): Add CORE_REGS.
7370 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Ditto.
7371 (BASE_REG_CLASS): Use CORE_REGS.
7372 (PREFERRED_RELOAD_CLASS): Add STACK_REG.
7373 (REGNO_MODE_OK_FOR_REG_BASE_P): Use REGNO_MODE_OK_FOR_BASE_P.
7374 (REGNO_OK_FOR_INDEX_P): Exclude SP.
7375 (ARM_REG_OK_FOR_INDEX_P): Always define. Use
7376 ARM_REGNO_OK_FOR_INDEX_P.
7377 (ARM_PRINT_OPERAND_ADDRESS): Swap operands for [reg, sp].
7378 * config/arm/arm.md (arm_addsi3, thumb1_addsi3, arm_subsi3_insn,
7379 arm_movsi_insn, thumb1_movsi_insni, stack_tie): Add "k" alternatives.
7380 (ldm/stm peepholes): Ditto.
7381 * config/arm/thumb2.md (thumb2_movdi): Add "k" alternatives.
7382 * config/arm/vfp.md (arm_movsi_vfp, thumb2_movsi_vfp): Ditto.
7383 * config/arm/iwmmxt.md (iwmmxt_movsi_insn): Ditto.
7384 * config/arm/constraints.md: Enable "k" constraint on ARM.
7386 2008-02-27 Ben Elliston <bje@au.ibm.com>
7388 * config/rs6000/rs6000.c: Annotate cache line size field in all
7389 instances of struct processor_costs.
7391 2008-02-26 David Edelsohn <edelsohn@gnu.org>
7393 * dbgcnt.def (cfg_cleanup, cprop1, cprop2, dce_fast, dce_ud, dse1,
7394 dse2, gcse, if_conversion, if_after_combine, if_after_reload,
7395 jump_bypass): New counters.
7396 * cfgcleanup.c (cleanup_cfg): Add dbg_cnt.
7397 * dce.c (gate_ud_dce): Same.
7398 (gate_fast_dce): Same.
7399 * dse.c (gate_dse1): New function.
7400 (gate_dse2): New function.
7401 (gate_dse): Merge results of new gate functions.
7402 * gcse.c (gcse_main): Bracket cprop1 and cprop2 with dbg_cnt.
7403 (gate_handle_jump_bypass): Add dbg_cnt.
7404 (gate_handle_gcse): Add dbg_cnt.
7405 * ifcvt.c (gate_handle_if_conversion): Same.
7406 (gate_handle_if_after_combine): Same.
7407 (gate_handle_if_after_reload): Same.
7408 * Makefile.in: Add DBGCNT_H to cfgcleanup.o and ifcvt.o.
7410 2008-02-26 Edmar Wienskoski <edmar@freescale.com>
7412 * config/rs6000/rs6000.c (processor_costs): Update e300 cache
7414 * doc/invoke.texi: Add e300c2 and e300c3 to list of cpus.
7416 2008-02-26 Jason Merrill <jason@redhat.com>
7419 * attribs.c (decl_attributes): Leave ATTR_FLAG_TYPE_IN_PLACE
7420 alone if it's the naming decl for the type's main variant.
7422 2008-02-26 Tom Tromey <tromey@redhat.com>
7424 * system.h (USE_MAPPED_LOCATION): Poison.
7425 * Makefile.in (GTFILES): Put CPP_ID_DATA_H first.
7426 * tree-cfg.c (make_cond_expr_edges): Remove old location code.
7427 (make_goto_expr_edges): Likewise.
7428 (remove_bb): Likewise.
7429 (execute_warn_function_return): Likewise.
7430 * basic-block.h (struct edge_def) <goto_locus>: Change type to
7432 * c-common.c (fname_decl): Remove old location code.
7433 * tree-vect-transform.c (vect_finish_stmt_generation): Remove old
7435 * rtl.h (ASM_OPERANDS_SOURCE_LOCATION): Remove old-location
7437 (ASM_INPUT_SOURCE_LOCATION): Likewise.
7438 (gen_rtx_ASM_INPUT): Likewise.
7439 (gen_rtx_ASM_INPUT_loc): Likewise.
7440 (get_rtx_asm_OPERANDS): Remove.
7441 * cfglayout.c (insn_locators_alloc): Remove old location code.
7442 (set_curr_insn_source_location): Likewise.
7443 (curr_insn_locator): Likewise.
7444 * print-tree.c (print_node): Remove old location code.
7445 * tree-mudflap.c (mf_varname_tree): Remove old location code.
7446 (mf_file_function_line_tree): Remove test of USE_MAPPED_LOCATION.
7447 * cfgexpand.c (expand_gimple_cond_expr): Don't use
7448 location_from_locus.
7449 (construct_exit_block): Remove old location code.
7450 * emit-rtl.c (force_next_line_note): Remove old location code.
7451 * profile.c (branch_prob): Remove old location code.
7452 * tree-vectorizer.h (LOC, UNKNOWN_LOC, EXPR_LOC, LOC_FILE,
7453 LOC_LINE): Remove old-location variants.
7454 * langhooks.c (lhd_print_error_function): Remove old location
7456 * configure, config.in: Rebuilt.
7457 * configure.ac (--enable-mapped-location): Remove.
7458 * c-decl.c (c_init_decl_processing): Remove old location code.
7459 (finish_function): Likewise.
7460 * recog.c (decode_asm_operands): Remove old location code.
7461 * c-pch.c (c_common_read_pch): Remove old location code.
7462 * rtl.def (ASM_INPUT, ASM_OPERANDS): Remove old location
7464 * gimple-low.c (lower_function_body): Remove old location code.
7465 * toplev.c (unknown_location): Remove.
7466 (push_srcloc): Remove old-location variant.
7467 (process_options): Remove old location code.
7468 (lang_dependent_init): Likewise.
7469 * input.h (UNKNOWN_LOCATION): Move definition.
7470 (location_t): Undeprecate.
7471 (source_locus): Remove.
7472 (location_from_locus): Remove.
7473 (struct location_s): Remove.
7474 Remove all old-location code.
7475 (input_line, input_filename): Remove.
7476 * final.c (final_scan_insn): Remove old location code.
7477 * diagnostic.c (diagnostic_build_prefix): Remove
7478 USE_MAPPED_LOCATION test.
7479 * tree.h (gimple_stmt) <locus>: Now a location_t.
7480 (tree_exp) <locus>: Likewise.
7481 (DECL_IS_BUILTIN): Remove old-location variant.
7482 (annotate_with_file_line, annotate_with_locus): Likewise.
7483 (expr_locus, set_expr_locus): Update.
7484 * tree.c (build1_stat): Remove old location code.
7485 (last_annotated_node): Remove.
7486 (annotate_with_file_line): Remove old-location variant.
7487 (annotate_with_locus): Likewise.
7488 (expr_location): Remove old location code.
7489 (set_expr_location): Likewise.
7490 (expr_has_location): Likewise.
7491 (expr_locus): Likewise.
7492 (set_expr_locus): Likewise.
7493 (expr_filename): Don't use location_from_locus.
7494 (expr_lineno): Likewise.
7495 * rtl-error.c (location_for_asm): Remove old location code.
7496 * c-lex.c (cb_line_change): Remove old location code.
7497 (fe_file_change): Likewise.
7498 (cb_def_pragma): Likewise.
7499 (c_lex_with_flags): Likewise.
7500 * gengtype.c (do_typedef): Don't special-case location types.
7501 (define_location_structures): Remove.
7502 (main): Don't call define_location_structures.
7503 * tree-pretty-print.c (dump_implicit_edges): Remove old location
7506 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7509 * builtins.def (BUILT_IN_STDARG_START): Remove.
7510 * builtins.c (expand_builtin): Remove BUILT_IN_STDARG_START.
7511 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
7512 * tree-inline.c (inline_forbidden_p_1): Likewise.
7514 2008-02-26 Richard Guenther <rguenther@suse.de>
7516 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
7517 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
7518 (lookup_decl_from_uid): Declare.
7519 (remove_decl_from_map): Likewise.
7520 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
7521 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
7522 (decl_for_uid_map): New global hashtable mapping DECL_UID
7524 (init_ttree): Allocate it.
7525 (insert_decl_to_uid_decl_map): New helper function.
7526 (make_node_stat): Insert new decls into the map.
7527 (copy_node_stat): Likewise.
7528 (lookup_decl_from_uid): New function.
7529 (remove_decl_from_map): Likewise.
7530 (print_decl_for_uid_map_statistics): New helper.
7531 (dump_tree_statistics): Call it.
7533 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
7534 (referenced_var_iterator): Adjust.
7535 (FOR_EACH_REFERENCED_VAR): Adjust.
7536 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
7537 (num_referenced_vars): Adjust.
7538 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
7539 (first_referenced_var): Remove.
7540 (end_referenced_vars_p): Likewise.
7541 (next_referenced_var): Likewise.
7542 (referenced_var_iterator_set): New helper function.
7543 * tree-dfa.c (referenced_var_lookup): Adjust.
7544 (referenced_var_check_and_insert): Likewise.
7545 (remove_referenced_var): Likewise.
7546 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
7547 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
7548 (verify_call_clobbering): Likewise.
7549 (verify_memory_partitions): Likewise.
7550 (init_tree_ssa): Allocate bitmap instead of hashtable for
7552 (delete_tree_ssa): Adjust.
7553 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
7554 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
7555 (compute_tag_properties): Likewise.
7556 (set_initial_properties): Likewise.
7557 (find_partition_for): Likewise.
7558 (update_reference_counts): Likewise.
7559 (dump_may_aliases_for): Likewise.
7560 * tree-ssa-operands.c (add_virtual_operand): Likewise.
7561 (add_call_clobber_ops): Likewise.
7562 (add_call_read_ops): Likewise.
7563 (get_asm_expr_operands): Likewise.
7564 * tree-into-ssa.c (dump_decl_set): Likewise.
7565 (update_ssa): Likewise.
7566 * tree-sra.c (scan_function): Likewise.
7567 (decide_instantiations): Likewise.
7568 (scalarize_parms): Likewise.
7569 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
7570 (dsa_named_for): Likewise.
7571 * tree-ssa-structalias.c (update_alias_info): Likewise.
7572 (merge_smts_into): Likewise.
7574 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7577 * doc/invoke.texi (-Wall): Add -Wvolatile-register-var.
7578 * c-opts.c (c_common_handle_option): Wall enables
7579 Wvolatile-register-var.
7580 * common.opt: Move Wvolatile-register-var to...
7583 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7585 * common.opt (Wlarger-than=): New.
7586 * doc/invoke.texi (Warning Options): Replace -Wlarger-than- with
7588 * opts.c (common_handle_option): Handle -Wlarger-than=.
7589 * optc-gen.awk: Likewise.
7590 * opth-gen.awk: Likewise.
7591 * stor-layout.c (layout_decl): Use -Wlarger-than= for warning.
7592 * tree-optimize.c (tree_rest_of_compilation): Likewise.
7594 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7596 * c-common.c (match_case_to_enum_1): Add appropriate
7597 OPT_W* parameter to warning.
7598 (c_do_switch_warnings): Likewise.
7599 * c-typeck.c (warning_init): Add one more parameter following
7601 (push_init_level): Update call to warning_init.
7602 (pop_init_level): Likewise.
7603 (add_pending_init): Likewise.
7604 (output_init_element: Likewise.
7606 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7609 * toplev.c (toplev_main): If there are warnings or error, print
7610 errors for ignored options.
7611 * opts.c (ignored_options): New static variable.
7612 (postpone_unknown_option_error): New.
7613 (print_ignored_options): New.
7614 (handle_option): Postpone errors for unknown -Wno-* options.
7615 * opts.h (print_ignored_options): Declare.
7617 2008-02-25 Richard Sandiford <rsandifo@nildram.co.uk>
7619 * config/mips/mips.md (loadgp_blockage, blockage): Change type
7622 2008-02-25 Richard Guenther <rguenther@suse.de>
7625 2008-02-25 Richard Guenther <rguenther@suse.de>
7627 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
7628 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
7629 (lookup_decl_from_uid): Declare.
7630 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
7631 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
7632 (decl_for_uid_map): New global hashtable mapping DECL_UID
7634 (init_ttree): Allocate it.
7635 (insert_decl_to_uid_decl_map): New helper function.
7636 (make_node_stat): Insert new decls into the map.
7637 (copy_node_stat): Likewise.
7638 (lookup_decl_from_uid): New function.
7639 (print_decl_for_uid_map_statistics): New helper.
7640 (dump_tree_statistics): Call it.
7642 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
7643 (referenced_var_iterator): Adjust.
7644 (FOR_EACH_REFERENCED_VAR): Adjust.
7645 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
7646 (num_referenced_vars): Adjust.
7647 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
7648 (first_referenced_var): Remove.
7649 (end_referenced_vars_p): Likewise.
7650 (next_referenced_var): Likewise.
7651 (referenced_var_iterator_set): New helper function.
7652 * tree-dfa.c (referenced_var_lookup): Adjust.
7653 (referenced_var_check_and_insert): Likewise.
7654 (remove_referenced_var): Likewise.
7655 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
7656 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
7657 (verify_call_clobbering): Likewise.
7658 (verify_memory_partitions): Likewise.
7659 (init_tree_ssa): Allocate bitmap instead of hashtable for
7661 (delete_tree_ssa): Adjust.
7662 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
7663 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
7664 (compute_tag_properties): Likewise.
7665 (set_initial_properties): Likewise.
7666 (find_partition_for): Likewise.
7667 (update_reference_counts): Likewise.
7668 (dump_may_aliases_for): Likewise.
7669 * tree-ssa-operands.c (add_virtual_operand): Likewise.
7670 (add_call_clobber_ops): Likewise.
7671 (add_call_read_ops): Likewise.
7672 (get_asm_expr_operands): Likewise.
7673 * tree-into-ssa.c (dump_decl_set): Likewise.
7674 (update_ssa): Likewise.
7675 * tree-sra.c (scan_function): Likewise.
7676 (decide_instantiations): Likewise.
7677 (scalarize_parms): Likewise.
7678 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
7679 (dsa_named_for): Likewise.
7680 * tree-ssa-structalias.c (update_alias_info): Likewise.
7681 (merge_smts_into): Likewise.
7683 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
7686 * doc/invoke.texi (-fcx-limited-range): Document new option.
7687 * toplev.c (process_options): Handle -fcx-fortran-rules.
7688 * common.opt: Add documentation for -fcx-fortran-rules.
7690 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
7693 * doc/invoke.texi (-fcx-limited-range): Correct to be in line with
7694 actual behaviour and C99.
7696 2008-02-26 Ben Elliston <bje@au.ibm.com>
7698 * config/rs6000/rs6000.h (ASM_CPU_POWER5_SPEC): Define.
7699 (ASM_CPU_POWER6_SPEC): Likewise.
7700 (ASM_CPU_SPEC): Pass %(asm_cpu_power5) for -mcpu=power5.
7701 Likewise, pass %(asm_cpu_power6) for -mcpu=power6.
7702 (EXTRA_SPECS): Add asm_cpu_power5, asm_cpu_power6 spec strings.
7704 2008-02-25 Richard Guenther <rguenther@suse.de>
7706 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
7707 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
7708 (lookup_decl_from_uid): Declare.
7709 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
7710 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
7711 (decl_for_uid_map): New global hashtable mapping DECL_UID
7713 (init_ttree): Allocate it.
7714 (insert_decl_to_uid_decl_map): New helper function.
7715 (make_node_stat): Insert new decls into the map.
7716 (copy_node_stat): Likewise.
7717 (lookup_decl_from_uid): New function.
7718 (print_decl_for_uid_map_statistics): New helper.
7719 (dump_tree_statistics): Call it.
7721 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
7722 (referenced_var_iterator): Adjust.
7723 (FOR_EACH_REFERENCED_VAR): Adjust.
7724 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
7725 (num_referenced_vars): Adjust.
7726 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
7727 (first_referenced_var): Remove.
7728 (end_referenced_vars_p): Likewise.
7729 (next_referenced_var): Likewise.
7730 (referenced_var_iterator_set): New helper function.
7731 * tree-dfa.c (referenced_var_lookup): Adjust.
7732 (referenced_var_check_and_insert): Likewise.
7733 (remove_referenced_var): Likewise.
7734 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
7735 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
7736 (verify_call_clobbering): Likewise.
7737 (verify_memory_partitions): Likewise.
7738 (init_tree_ssa): Allocate bitmap instead of hashtable for
7740 (delete_tree_ssa): Adjust.
7741 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
7742 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
7743 (compute_tag_properties): Likewise.
7744 (set_initial_properties): Likewise.
7745 (find_partition_for): Likewise.
7746 (update_reference_counts): Likewise.
7747 (dump_may_aliases_for): Likewise.
7748 * tree-ssa-operands.c (add_virtual_operand): Likewise.
7749 (add_call_clobber_ops): Likewise.
7750 (add_call_read_ops): Likewise.
7751 (get_asm_expr_operands): Likewise.
7752 * tree-into-ssa.c (dump_decl_set): Likewise.
7753 (update_ssa): Likewise.
7754 * tree-sra.c (scan_function): Likewise.
7755 (decide_instantiations): Likewise.
7756 (scalarize_parms): Likewise.
7757 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
7758 (dsa_named_for): Likewise.
7759 * tree-ssa-structalias.c (update_alias_info): Likewise.
7760 (merge_smts_into): Likewise.
7762 2008-02-25 Andreas Krebbel <krebbel1@de.ibm.com>
7765 * cse.c (cse_insn): Avoid creation of overlapping MEMs.
7766 * alias.c (nonoverlapping_memrefs_p): Export for use in other modules.
7767 * alias.h (nonoverlapping_memrefs_p): Likewise.
7769 2008-02-25 Jan Beulich <jbeulich@novell.com>
7771 * Makefile.in: Also prefix uses of crt0.o and mcrt0.o with $(T).
7772 * config/i386/netware-libgcc.exp: Add __bswap?i2,
7773 __emultls_get_address, __emultls_register_common,
7774 __floatundi?f, and _Unwind_GetIPInfo.
7775 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration):
7776 Sync with config/i386/winnt.c:gen_stdcall_or_fastcall_suffix().
7777 (gen_regparm_prefix): Likewise.
7778 (i386_nlm_encode_section_info): Sync with
7779 config/i386/winnt.c:i386_pe_encode_section_info().
7780 (i386_nlm_maybe_mangle_decl_assembler_name): New.
7781 i386_nlm_mangle_decl_assembler_name): New.
7782 (netware_override_options): New.
7783 * config/i386/netware.h (netware_override_options): Declare.
7784 (OVERRIDE_OPTIONS): Re-define to netware_override_options.
7785 (i386_nlm_mangle_decl_assembler_name): Declare.
7786 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Define.
7788 2008-02-25 Ben Elliston <bje@au.ibm.com>
7791 * c-decl.c (grokdeclarator): Remove unused local variables
7792 `typedef_type' and `type_as_written'.
7794 (find_rarely_executed_basic_blocks_and_crossing_edges): Remove
7795 unused local variable `has_hot_blocks'.
7796 (fix_crossing_conditional_branches): Remove unused local variable
7799 2008-02-25 Uros Bizjak <ubizjak@gmail.com>
7802 * builtins.def (BUILT_IN_NAN): Define as c99 builtin
7803 using DEF_C99_BUILTIN.
7804 (BUILT_IN_NANF): Ditto.
7805 (BUILT_IN_NANL): Ditto.
7807 2008-02-25 Ayal Zaks <zaks@il.ibm.com>
7808 Revital Eres <eres@il.ibm.com>
7810 * modulo-sched.c (calculate_must_precede_follow): Address TODO
7811 regarding the order of two dependent insns in the same row.
7813 2008-02-25 Eric Botcazou <ebotcazou@adacore.com>
7815 * stor-layout.c (layout_decl): Do not bump the alignment of a
7816 bit-field to more than byte alignment if it is packed.
7818 2008-02-24 David Edelsohn <edelsohn@gnu.org>
7820 * config/rs6000/rs6000.c (processor_costs): Add cache costs for
7823 2008-02-24 Diego Novillo <dnovillo@google.com>
7825 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg01094.html
7828 * tree-vrp.c (vrp_evaluate_conditional): With
7829 -Wtype-limits, emit a warning when comparing against a
7830 constant outside the natural range of OP0's type.
7831 * c.opt (Wtype-limits): Move ...
7832 * common.opt (Wtype-limits): ... here.
7834 2008-02-24 Edmar Wienskoski <edmar@freescale.com>
7836 * config.gcc (powerpc*-*-*): Add new cores e300c2 and e300c3.
7837 * config/rs6000/e300c2c3.md: New file.
7838 * config/rs6000/rs6000.c (processor_costs): Add new costs for
7840 (rs6000_override_options): Add e300c2 and e300c3 cases to
7841 processor_target_table. Do not allow usage of Altivec or Spe
7842 with e300 cores. Initialize rs6000_cost for e300c2 and e300c3.
7843 (rs6000_issue_rate): Set issue rate for e300c2 and e300c3.
7844 * config/rs6000/rs6000.h (processor_type): Add
7845 PROCESSOR_PPCE300C2 and PROCESSOR_PPCE300C3.
7846 (ASM_CPU_SPEC): Add e300c2 and e300c3.
7847 * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce300c2
7848 and ppce300c3. Include e300c2c3.md.
7850 2008-02-23 David Edelsohn <edelsohn@gnu.org>
7852 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Use STRICT_ALIGNMENT
7853 instead of TARGET_STRICT_ALIGN.
7855 2008-02-23 Joseph Myers <joseph@codesourcery.com>
7857 * explow.c (memory_address): Assert that the generated address is
7860 2008-02-23 Francois-Xavier Coudert <coudert@clipper.ens.fr>
7863 * config/darwin-protos.h: Add darwin_patch_builtins prototype.
7864 * config/darwin-ppc-ldouble-patch.def: New file.
7865 * config/rs6000/darwin.h (SUBTARGET_INIT_BUILTINS): New macro.
7866 * config/rs6000/rs6000.c (rs6000_init_builtins): Call
7867 SUBTARGET_INIT_BUILTINS if defined.
7868 * config/darwin.c (darwin_patch_builtin, darwin_patch_builtins):
7871 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
7874 * simplify-rtx.c (simplify_binary_operation_1): Add simplification
7875 of (and X (ior (not X) Y) and (and (ior (not X) Y) X).
7877 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
7880 * c-pch.c (c_common_valid_pch): Make the "too short to be a PCH
7881 file" warning condtional on -Winvalid-PCH.
7883 2008-02-23 Daniel Jacobowitz <dan@codesourcery.com>
7885 * expmed.c (extract_bit_field): Always use adjust_address for MEM.
7887 2008-02-23 Uros Bizjak <ubizjak@gmail.com>
7891 * config/i386/mmx.md (*mov<mode>_internal_rex64): Use "!y" to
7892 prevent reload from using MMX registers.
7893 (*mov<mode>_internal): Ditto.
7894 (*movv2sf_internal_rex64): Ditto.
7895 (*movv2sf_internal): Ditto.
7897 2008-02-23 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7899 PR documentation/31569
7900 * doc/install.texi2html: Use makeinfo --no-number-sections.
7902 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
7904 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check to
7905 ensure that we can address an entire entity > 8 bytes. Don't
7906 generate reg+reg addressing for such data.
7908 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
7910 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Don't overalign
7911 strings when optimizing for size, unless the target cares about
7914 2008-02-22 Tom Tromey <tromey@redhat.com>
7916 * regclass.c (current_pass): Remove declaration.
7918 2008-02-22 Anatoly Sokolov <aesok@post.ru>
7920 * config/avr/libgcc.S (__RAMPZ__): Define.
7921 (__do_copy_data): Add for devices with 128KB code memory.
7923 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
7925 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
7927 * config/rs6000/eabispe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Likewise.
7929 2008-02-22 Hans-Peter Nilsson <hp@axis.com>
7931 * config/cris/cris.h (REG_CLASS_FROM_LETTER): Recognize 'b' for
7934 2008-02-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7937 * c-typeck.c (build_binary_op): Warn about floating point
7938 comparisons if FLOAT_TYPE_P, not only for REAL_TYPE.
7940 2008-02-21 Janis Johnson <janis187@us.ibm.com>
7943 * config/rs6000/rs6000.c (rs6000_altivec_abi): Clarify comment.
7944 (rs6000_explicit_options): Split abi into spe_abi and altivec_abi,
7946 (rs6000_override_options): Set altivec_abi as default, not override,
7947 for 64-bit GNU/Linux; for 32-bit GNU/Linux default to altivec_abi for
7948 TARGET_ALTIVEC; default to TARGET_ALTIVEC_VRSAVE when AltiVec ABI
7949 is used; use new member spe_abi.
7950 (rs6000_handle_option): Set rs6000_explicit_options.vrsave; use
7951 spe_abi and altivec_abi.
7953 2008-02-22 Tomas Bily <tbily@suse.cz>
7955 * tree-vectorizer.c (vect_is_simple_reduction): Fix comment typo.
7957 2008-02-21 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7960 * config.build (build_file_translate): Set to `CMD //c' only if
7962 * Makefile.in (build_file_translate): Improve comment.
7964 2008-02-21 Jan Hubicka <jh@suse.cz>
7966 * predict.def (PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL,
7967 PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL, PRED_CALL,
7968 PRED_TREE_EARLY_RETURN, PRED_NULL_RETURN): Update.
7970 2008-02-21 Michael Matz <matz@suse.de>
7973 * config/i386/i386.c (ix86_expand_branch): Add missing breaks.
7975 2008-02-21 Uros Bizjak <ubizjak@gmail.com>
7977 * config/i386/i386.md (mov<mode>cc): Macroize expander from movsfcc,
7978 movdfcc and movxfcc using X87MODEF mode iterator and SSE_FLOAT_MODE_P
7980 * config/i386/sse.md (<sse>_movup<ssemodesuffixf2c>): Macroize insn
7981 from sse_movups adn sse2_movupd using SSEMODEF2P mode iterator and
7982 SSE_VEC_FLOAT_MODE_P as insn constraint.
7983 (<sse>_movmskp<ssemodesuffixf2c>): Ditto from similar patterns.
7984 (sse4a_movnt<mode>): Macroize insn from sse4a_movntsf and
7985 sse4a_movntdf using MODEF mode iterator.
7986 (sse4a_vmmovnt<mode>): Macroize insn form sse4a_vmmovntv2df and
7987 sse4a_vmmovntv4sf using SSEMODEF2P mode iterator.
7988 (sse4_1_blendp<ssemodesuffixf2c>): Ditto from similar patterns.
7989 (sse4_1_blendvp<ssemodesuffixf2c>): Ditto.
7990 (sse4_1_dpp<ssemodesuffixf2c>): Ditto.
7991 (sse4_1_roundp<ssemodesuffixf2c>): Ditto.
7992 (sse4_1_rounds<ssemodesuffixf2c>): Ditto.
7994 2008-02-21 Richard Guenther <rguenther@suse.de>
7996 * tree.def (PAREN_EXPR): New tree code.
7997 * fold-const.c (fold_unary): Remove PAREN_EXPR around constants
7999 * tree-pretty-print.c (dump_generic_node): Handle PAREN_EXPR.
8000 * expr.c (expand_expr_real_1): Likewise.
8001 * tree-inline.c (estimate_num_insns_1): Likewise.
8002 * tree-complex.c (expand_complex_move): Likewise.
8003 * tree-vectorizer.c (vect_is_simple_use): Treat PAREN_EXPR (x)
8006 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
8009 * config/sh/sh.c (find_barrier): Don't go past 'from' argument.
8011 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
8014 * config/sh/sh.md (jump_compact): Disable for crossing jumps.
8016 * config/sh/sh.c (find_barrier): Don't go past
8017 NOTE_INSN_SWITCH_TEXT_SECTIONS note.
8019 2008-02-20 DJ Delorie <dj@redhat.com>
8021 * config/h8300/h8300.md (insv): Force source operand to be a register.
8023 * config/h8300/h8300.c (h8300_expand_epilogue): Emit return insn
8024 as a jump, not as a plain insn.
8026 2008-02-20 Seongbae Park <seongbae.park@gmail.com>
8028 * doc/invoke.texi (Warning Options): Add new option
8029 -Wframe-larger-than=.
8030 (-Wframe-larger-than): Document.
8032 * flags.h (warn_frame_larger_than, frame_larger_than_size):
8033 Add declarations for new option variables.
8035 * final.c (final_start_function): Check the frame size
8036 before emission and issue a Wframe-larger-than warning.
8038 * opts.c (warn_frame_larger_than, frame_larger_than_size):
8039 Add definitions for new option variables.
8040 (common_handle_option): Handle new option OPT_Wframe_larger_than_.
8042 * common.opt (Wframe-larger-than=): New option.
8044 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
8046 * config/i386/sse.md (<sse>_vmmul<mode>3): Fix typo in asm template.
8047 (<sse>_div<mode>3): Ditto.
8048 (<sse>_vmdiv<mode>3): Ditto.
8049 (<sse>_vmsqrt<mode>2): Ditto.
8050 (*smax<mode>3): Ditto.
8051 (sse5_frcz<mode>2): Ditto.
8052 (sse5_vmfrcz<mode>2): Ditto. Use TARGET_SSE5 instead of TARGET_ROUND
8055 2008-02-20 Richard Guenther <rguenther@suse.de>
8058 * builtins.c (validate_arg): If we want an INTEGER_TYPE,
8059 be happy with INTEGRAL_TYPE_P.
8061 2008-02-20 Richard Guenther <rguenther@suse.de>
8063 * fold-const.c (split_tree): Associate floatig-point expressions
8064 if flag_associative_math is set.
8066 2008-02-20 Richard Guenther <rguenther@suse.de>
8068 * tree.h (fold_real_zero_addition_p): Declare.
8069 * fold-const.c (fold_real_zero_addition_p): Export.
8070 * tree-ssa-reassoc.c (eliminate_using_constants): Also handle
8071 floating-point operations with zero and one.
8073 2008-02-20 Paolo Bonzini <bonzini@gnu.org>
8075 * doc/install.texi: Correct references to CFLAGS, replacing them
8076 with BOOT_CFLAGS. Document flags used during bootstrap for
8079 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
8081 * config/i386/i386.h (SSE_VEC_FLOAT_MODE_P): New define.
8082 * config/i386/i386.md (*sse_setcc<mode>): Macroize from *sse_setccsf
8083 and *sse_setccdf using MODEF mode iterator and SSE_FLOAT_MODE_P as
8085 (smin<mode>3): Ditto from similar patterns.
8086 (smax<mode>3): Ditto.
8087 (*ieee_smin<mode>3): Ditto.
8088 (*ieee_smax<mode>3): Ditto.
8089 * config/i386/sse.md (sse): New mode attribute.
8090 (mov<mode>): Macroize expander from movv4sf and movv2df using
8091 SSEMODEF2P mode iterator.
8092 (<sse>_movnt<mode>): Ditto from similar patterns. Use
8093 SSE_VEC_FLOAT_MODE_P as insn constraint.
8094 (storent<mode>): Ditto.
8095 (storent<mode>): Macroize expander from storentsf and storentdf using
8096 MODEF mode iterator.
8097 (neg<mode>2): Macroize from negv4sf2 and negv2df2 using SSEMODEF2P
8098 mode iterator and SSE_VEC_FLOAT_MODE_P as insn constraint.
8099 (abs<mode>2): Ditto from similar patterns.
8100 (add<mode>3, *add<mode>3, <sse>_vmadd<mode>3): Ditto.
8101 (sub<mode>3, *sub<mode>3, <sse>_vmsub<mode>3): Ditto.
8102 (<sse>_div<mode>3, <sse>_vmdiv<mode>3): Ditto.
8103 (<sse>_vmsqrt<mode>2): Ditto.
8104 (smin<mode>3, *smin<mode>3_finite, *smin<mode>3)
8105 (<sse>_vmsmin<mode>3, *ieee_smin<mode>3): Ditto.
8106 (smax<mode>3, *smax<mode>3_finite, *smax<mode>3)
8107 (<sse>_vmsmax<mode>3, *ieee_smax<mode>3): Ditto.
8108 (<sse>_maskcmp<mode>3): Macroize from sse_maskcmpv4sf3,
8109 sse_maskcmpsf3, sse2_maskcmpv2df3 and sse2_maskcmpdf3 using SSEMODEF4
8110 mode iterator. Use SSE_FLOAT_MODE_P with SSE_VEC_FLOAT_MODE_P as
8112 (<sse>_comi): Macroize from sse_comi and sse2_comi using MODEF mode
8113 iterator and SSE_FLOAT_MODE_P as insn constraint.
8114 (<sse>_ucomi): Ditto from similar patterns.
8115 (<sse>_vmmaskcmp<mode>3): Macroize from sse_vmmaskcmpv4sf3 and
8116 sse2_vmmaskcmpv2df3 using SSEMODEF2P mode iterator and
8117 SSE_VEC_FLOAT_MODE_P as insn constraint.
8118 (vcond<mode>): Ditto from similar patterns.
8119 (and<mode>3, *and<mode>3): Ditto.
8120 (<sse>_nand<mode>3): Ditto.
8121 (ior<mode>3, *ior<mode>3): Ditto.
8122 (xor<mode>3, *xor<mode>3): Ditto.
8123 (*and<mode>3): Macroize from *andsf3 and *anddf3 using MODEF mode
8124 iterator and SSE_FLOAT_MODE_P as insn constraint.
8125 (*nand<mode>3): Ditto from similar patterns.
8126 (*ior<mode>3): Ditto.
8127 (*xor<mode>3): Ditto.
8129 2008-02-20 Ira Rosen <irar@il.ibm.com>
8131 * config/spu/spu.md (vec_unpacku_hi_v8hi, vec_unpacku_lo_v8hi,
8132 vec_unpacks_hi_v8hi, vec_unpacks_lo_v8hi, vec_unpacku_hi_v16qi,
8133 vec_unpacku_lo_v16qi, vec_unpacks_lo_v16qi): Implement.
8135 2008-02-19 Jan Hubicka <jh@suse.cz>
8137 * predict.c (tree_bb_level_predictions): Remove variable next
8138 mistakely introduced by previous commit.
8140 2008-02-19 Jan Hubicka <jh@suse.cz>
8142 * predict.c (predict_paths_leading_to): Rewrite.
8143 (predict_paths_for_bb): New.
8144 (tree_bb_level_predictions): Update call of predict_paths_leading_to.
8146 2008-02-19 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8149 * Makefile.in (build_file_translate): New.
8150 (gcc-vers.texi): Use it for translating $(abs_srcdir).
8151 * config.build (build_file_translate): Set to `CMD //c' on MinGW.
8152 * configure.ac (build_file_translate): Substitute it.
8153 * configure: Regenerate.
8155 2008-02-19 Jan Hubicka <jh@suse.cz>
8157 PR rtl-optimization/34408
8158 * see.c (see_def_extension_not_merged): Copy subreg so we don't have
8161 2008-02-19 Jan Hubicka <jh@suse.cz>
8164 * tree-inline.c (estimate_num_insns_1): Fix counting of cost of
8167 2008-02-19 H.J. Lu <hongjiu.lu@intel.com>
8170 * config/i386/i386-modes.def: Revert the last DI alignment
8171 change until Ada people can look into it.
8173 2008-02-19 Nick Clifton <nickc@redhat.com>
8175 * opts.c (print_specific_help): Fix typo in --help text.
8177 2008-02-19 Jakub Jelinek <jakub@redhat.com>
8180 * config/i386/cpuid.h (__cpuid, __get_cpuid_max): Use special
8181 32-bit inline asm without asm alternatives for host GCC < 3.0.
8183 2008-02-19 Richard Guenther <rguenther@suse.de>
8185 PR tree-optimization/34989
8186 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Re-structure.
8187 Allow propagation to INDIRECT_REF if we can simplify only.
8189 2008-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8191 * c-common.c (warn_for_collisions_1): Use appropriate option when
8194 2008-02-19 Nick Clifton <nickc@redhat.com>
8197 * opts.c (undocumented_msg): Leave blank unless checking is enabled.
8198 (handle_options): Fix indentation.
8199 (print_filtered_help): If no language-specific options were
8200 displayed tell the user how to list all the options supported by
8201 the language's front-end.
8202 (print_specific_help): Fix indentation and remove duplicate line.
8203 (common_handle_option): Handle the -v option.
8204 For --help enable the display of undocumented options if the -v
8205 switch has been included on the command line.
8206 For --help= check for overlaps in the arguments between the option
8207 classes and the language names and issue a warning when they
8208 cannot be disambiguated.
8209 * c.opt (v): Pass on to the common option handler.
8211 2008-02-19 Revital Eres <eres@il.ibm.com>
8213 * modulo-sched.c (sms_schedule): Change dump message when
8214 create_ddg function fails.
8215 (try_scheduling_node_in_cycle): Rename row to cycle.
8216 (print_partial_schedule): Rename CYCLE to ROW.
8218 2008-02-19 Christian Bruel <christian.bruel@st.com>
8219 Zdenek Dvorak <ook@ucw.cz>
8221 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): Check step alignment.
8223 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
8226 * config/i386/i386.md (*x86_movsicc_0_m1_se): New insn pattern.
8227 (*x86_movdicc_0_m1_se): Ditto.
8229 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
8231 * config/i386/sfp-machine.h (__gcc_CMPtype): New typedef.
8232 (CMPtype): Define as __gcc_CMPtype.
8233 * config/rs6000/sfp-machine.h (__gcc_CMPtype): New typedef.
8234 (CMPtype): Define as __gcc_CMPtype.
8236 2008-02-19 Hans-Peter Nilsson <hp@axis.com>
8238 Support valgrind 3.3 for --enable-checking=valgrind.
8239 * system.h: Consolidate ENABLE_VALGRIND_CHECKING-dependent defines
8241 [!VALGRIND_MAKE_MEM_NOACCESS]: Define as VALGRIND_MAKE_NOACCESS.
8242 [!VALGRIND_MAKE_MEM_DEFINED]: Define as VALGRIND_MAKE_READABLE.
8243 [!VALGRIND_MAKE_MEM_UNDEFINED]: Define as VALGRIND_MAKE_WRITABLE.
8244 * ggc-common.c: Remove ENABLE_VALGRIND_CHECKING-dependent defines.
8245 Replace use of VALGRIND_MAKE_READABLE, VALGRIND_MAKE_WRITABLE, and
8246 VALGRIND_MAKE_NOACCESS with VALGRIND_MAKE_MEM_DEFINED,
8247 VALGRIND_MAKE_MEM_UNDEFINED, and VALGRIND_MAKE_MEM_NOACCESS
8249 * ggc-zone.c: Similar.
8250 * ggc-page.c: Similar.
8252 2008-02-19 Paul Brook <paul@codesourcery.com>
8255 * config/arm/ieee754-df.S: Fix do_it typo.
8256 * config/arm/ieee754-sf.S: Fix do_it typo.
8258 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
8261 * config/i386/i386.c (OPTION_MASK_ISA_MMX_SET): New.
8262 (OPTION_MASK_ISA_3DNOW_SET): Likewise.
8263 (OPTION_MASK_ISA_SSE_SET): Likewise.
8264 (OPTION_MASK_ISA_SSE2_SET): Likewise.
8265 (OPTION_MASK_ISA_SSE3_SET): Likewise.
8266 (OPTION_MASK_ISA_SSSE3_SET): Likewise.
8267 (OPTION_MASK_ISA_SSE4_1_SET): Likewise.
8268 (OPTION_MASK_ISA_SSE4_2_SET): Likewise.
8269 (OPTION_MASK_ISA_SSE4_SET): Likewise.
8270 (OPTION_MASK_ISA_SSE4A_SET): Likewise.
8271 (OPTION_MASK_ISA_SSE5_SET): Likewise.
8272 (OPTION_MASK_ISA_3DNOW_A_UNSET): Likewise.
8273 (OPTION_MASK_ISA_MMX_UNSET): Updated.
8274 (OPTION_MASK_ISA_3DNOW_UNSET): Updated.
8275 (OPTION_MASK_ISA_SSE_UNSET): Likewise.
8276 (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
8277 (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
8278 (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
8279 (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
8280 (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
8281 (OPTION_MASK_ISA_SSE5_UNSET): Likewise.
8282 (OPTION_MASK_ISA_SSE4): Removed.
8283 (ix86_handle_option): Turn on bits in ix86_isa_flags and
8284 ix86_isa_flags_explicit with OPTION_MASK_ISA_XXX_SET for -mXXX.
8285 (override_options): Don't turn on implied SSE/MMX bits in
8288 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
8290 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
8293 2008-02-18 Joey Ye <joey.ye@intel.com>
8296 * tree-nested.c (insert_field_into_struct): Set type alignment
8297 to field alignment if the former is less than the latter.
8299 2008-02-18 Jakub Jelinek <jakub@redhat.com>
8301 * BASE-VER: Set to 4.4.0.
8303 2008-02-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8305 * doc/c-tree.texi: Use @dots{} and @enddots{} where appropriate.
8306 * doc/cfg.texi: Likewise.
8307 * doc/extend.texi: Likewise.
8308 * doc/gty.texi: Likewise.
8309 * doc/invoke.texi: Likewise.
8310 * doc/loop.texi: Likewise.
8311 * doc/md.texi: Likewise.
8312 * doc/passes.texi: Likewise.
8313 * doc/rtl.texi: Likewise.
8314 * doc/sourcebuild.texi: Likewise.
8315 * doc/tm.texi: Likewise.
8316 * doc/tree-ssa.texi: Likewise.
8318 2008-02-17 Richard Guenther <rguenther@suse.de>
8321 * tree-complex.c (init_parameter_lattice_values): Handle parameters
8322 without default definition.
8324 2008-02-17 Richard Guenther <rguenther@suse.de>
8326 PR tree-optimization/35231
8327 * tree-vrp.c (register_edge_assert_for): Do not assume A == 0
8330 2008-02-17 Uros Bizjak <ubizjak@gmail.com>
8333 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
8334 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
8335 libgcc_cmp_return mode.
8337 2008-02-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8340 * doc/invoke.texi (-std): Clarify description of -std= and -ansi.
8342 2008-02-16 Ralf Corsepius <ralf.corsepius@rtems.org>
8344 * config/m68k/t-rtems (M68K_MLIB_CPU): Add 5208, 5307, 5407, 5475
8347 2008-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8349 * doc/c-tree.texi: Use `@.' where appropriate.
8350 * doc/extend.texi: Likewise.
8351 * doc/install.texi: Likewise.
8352 * doc/invoke.texi: Likewise.
8353 * doc/loop.texi: Likewise.
8354 * doc/makefile.texi: Likewise.
8355 * doc/md.texi: Likewise.
8356 * doc/passes.texi: Likewise.
8357 * doc/standards.texi: Likewise.
8358 * doc/tm.texi: Likewise.
8360 2008-02-15 Jakub Jelinek <jakub@redhat.com>
8363 * omp-low.c (expand_omp_for_generic): Don't initialize fd->v
8365 (expand_omp_for_static_nochunk): Initialize fd->v in seq_start_bb
8366 rather than in entry_bb.
8368 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
8370 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
8371 libgcc_cmp_return mode.
8373 2008-02-15 Jakub Jelinek <jakub@redhat.com>
8376 * tree-nested.c (convert_call_expr): Put FRAME.* vars into
8377 OMP_CLAUSE_SHARED rather than OMP_CLAUSE_FIRSTPRIVATE clause.
8379 2008-02-15 Richard Guenther <rguenther@suse.de>
8380 Zdenek Dvorak <ook@ucw.cz>
8382 PR tree-optimization/35164
8383 * tree-flow.h (stmt_references_abnormal_ssa_name): Declare.
8384 * tree-dfa.c (stmt_references_abnormal_ssa_name): New function.
8385 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
8386 Only propagate addresses which do not have abnormal SSA_NAMEs
8389 2008-02-15 Joseph Myers <joseph@codesourcery.com>
8392 * config/m68k/m68k.h (DWARF_CIE_DATA_ALIGNMENT): Define.
8394 2008-02-15 Jan Hubicka <jh@suse.cz>
8397 * ipa.c (cgraph_remove_unreachable_nodes): Clear local.inlinable flag.
8399 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
8402 * function.c (pad_to_arg_alignment): Remove test for STACK_BOUNDARY
8403 when calculating alignment_pad.
8405 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
8407 * config/i386/i386.h (CLEAR_RATIO): Use MIN macro.
8408 (WIDEST_HARDWARE_FP_SIZE): Use LONG_DOUBLE_TYPE_SIZE define.
8409 * config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Use MAX macro
8410 and STACK_BOUNDARY define.
8412 2008-02-14 Danny Smith <dannysmith@users.sourceforge.net>
8414 PR preprocessor/35061
8415 * c-pragma.c (handle_pragma_pop_macro): Check that
8416 pushed_macro_table has been allocated.
8418 2008-02-14 Eric Botcazou <ebotcazou@adacore.com>
8421 * gimplify.c (force_gimple_operand_bsi): Revert 2008-02-12 change.
8422 (force_gimple_operand): Likewise.
8423 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Add new cases
8424 for TARGET_MEM_REF and CONVERT_EXPR/NON_LVALUE_EXPR/NOP_EXPR.
8425 Also recurse on the operand for regular VIEW_CONVERT_EXPRs.
8426 (find_interesting_uses_address): Check addressability and alignment
8427 of the base expression only after substituting bases of IVs into it.
8429 2008-02-14 Michael Matz <matz@suse.de>
8432 * function.c (instantiate_virtual_regs_in_insn): Reload address
8433 before falling back to reloading the whole operand.
8435 2008-02-14 Andreas Krebbel <krebbel1@de.ibm.com>
8437 * config/s390/s390.c (s390_mainpool_start): Emit the pool
8438 before the first section switch note.
8440 2008-02-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8442 * doc/bugreport.texi: Update copyright years.
8443 * doc/c-tree.texi: Likewise.
8444 * doc/cfg.texi: Likewise.
8445 * doc/cpp.texi: Likewise.
8446 * doc/cppinternals.texi: Likewise.
8447 * doc/fragments.texi: Likewise.
8448 * doc/frontends.texi: Likewise.
8449 * doc/gcc.texi: Likewise.
8450 * doc/gty.texi: Likewise.
8451 * doc/hostconfig.texi: Likewise.
8452 * doc/implement-c.texi: Likewise.
8453 * doc/libgcc.texi: Likewise.
8454 * doc/loop.texi: Likewise.
8455 * doc/makefile.texi: Likewise.
8456 * doc/options.texi: Likewise.
8457 * doc/passes.texi: Likewise.
8458 * doc/rtl.texi: Likewise.
8459 * doc/sourcebuild.texi: Likewise.
8460 * doc/standards.texi: Likewise.
8461 * doc/tree-ssa.texi: Likewise.
8462 * doc/trouble.texi: Likewise.
8464 * doc/extend.texi: Use @: or add comma where appropriate.
8465 * doc/invoke.texi: Likewise.
8466 * doc/tm.texi: Likewise.
8468 2008-02-14 Alan Modra <amodra@bigpond.net.au>
8471 * config/rs6000/rs6000.md (restore_stack_block): Force operands[1]
8474 2008-02-14 Jesper Nilsson <jesper.nilsson@axis.com>
8476 * doc/md.texi (clz, ctz): Add reference.
8477 * doc/rtl.texi (clz, ctz): Likewise.
8479 2008-02-13 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8482 * Makefile.in (gcc-vers.texi): Use abs_srcdir for the value of
8485 2008-02-13 Andreas Krebbel <krebbel1@de.ibm.com>
8487 * config/s390/s390.c (struct constant_pool): New field
8488 emit_pool_after added.
8489 (s390_mainpool_start): Set the emit_pool_after flag according
8490 to the section switch notes.
8491 (s390_mainpool_finish): Consider emit_pool_after when emitting
8492 the literal pool at the end of the function.
8493 (s390_chunkify_start): Force literal pool splits at section
8496 2008-02-13 Michael Matz <matz@suse.de>
8499 * var-tracking.c (clobber_variable_part): Correctly traverse the
8502 2008-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8505 * doc/invoke.texi (Debugging Options): Remove -fdump-tree-inlined.
8506 Add -fdump-ipa-inline.
8507 * tree-dump.c (dump_files): Remove tree-inlined dump.
8508 * tree-pass.h (tree_dump_index): Remove TDI_inlined.
8510 2008-02-12 Richard Guenther <rguenther@suse.de>
8512 PR tree-optimization/35171
8513 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Deal with
8516 2008-02-12 Richard Guenther <rguenther@suse.de>
8519 * fold-const.c (fold_widened_comparison): Use get_unwidened in
8520 value-preserving mode. Disallow final truncation.
8522 2008-02-12 Eric Botcazou <ebotcazou@adacore.com>
8525 * gimplify.c (force_gimple_operand_bsi): Move SSA renaming
8526 code from here to...
8527 (force_gimple_operand): ...here.
8529 2008-02-12 Jakub Jelinek <jakub@redhat.com>
8532 * tree-sra.c (sra_build_assignment): fold_convert SRC if copying
8533 non-compatible pointers.
8534 (generate_element_copy): If SRC and DST are RECORD_TYPEs with
8535 different FIELD_DECLs, try harder by comparing field offsets, sizes
8539 * function.c (match_asm_constraints_1): Don't replace the same input
8542 2008-02-12 Anatoly Sokolov <aesok@post.ru>
8544 * config/avr/avr.h (AVR_HAVE_RAMPZ): Define.
8545 * config/avr/avr.c (expand_prologue): Save RAMPZ register.
8546 (expand_epilogue): Restore RAMPZ register.
8547 * config/avr/avr.md (RAMPZ_ADDR): New constant.
8549 2008-02-11 Kai Tietz <kai.tietz@onevision.com>
8551 * config/i386/cygwin.asm: (__alloca): Correct calling
8552 convention and alignment.
8553 (__chkstk): Force 8 byte stack alignment.
8555 2008-02-11 Uros Bizjak <ubizjak@gmail.com>
8556 Richard Guenther <rguenther@suse.de>
8558 PR tree-optimization/33992
8559 * tree-ssa-loop-im.c (rewrite_bittest): Fixup the type of
8560 the zero we compare against.
8562 2008-02-10 Danny Smith <dannysmith@users.sourceforge.net>
8565 * gthr-win32.h (__gthread_mutex_destroy_function): New function
8566 to CloseHandle after unlocking to prevent accumulation of handle
8569 2008-02-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8572 * pa.c (legitimize_pic_address): Add REG_EQUAL note on sets with a
8573 pic_label_operand source. Similarly, add a REG_LABEL_OPERAND note
8574 and update LABEL_NUSES during and after reload.
8576 2008-02-08 Steven Bosscher <stevenb.gcc@gmail.com>
8579 * combine.c (simplify_if_then_else): Make sure the comparison is
8580 against const0_rtx when simplifying to (abs x) or (neg (abs X)).
8582 2008-02-08 Richard Sandiford <rsandifo@nildram.co.uk>
8585 * double-int.h: Don't include gmp.h for GENERATOR_FILEs.
8586 (mpz_set_double_int, mpz_get_double_int): Hide from GENERATOR_FILEs.
8587 * real.h: Don't include gmp.h or mpfr.h for GENERATOR_FILEs.
8588 (real_from_mpfr, mpfr_from_real): Hide from GENERATOR_FILEs.
8589 * tree.h (get_type_static_bounds): Likewise.
8591 2008-02-08 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8593 * doc/invoke.texi (Option Summary, C++ Dialect Options)
8594 (Objective-C and Objective-C++ Dialect Options, Warning Options):
8595 Make -Wfoo language annotations match what the compiler outputs.
8597 2008-02-08 Sa Liu <saliu@de.ibm.com>
8599 * config/spu/spu-builtins.def: Fixed wrong parameter type in spu
8600 intrinsics spu_convts, spu_convtu, spu_convtf.
8602 2008-02-08 Hans-Peter Nilsson <hp@axis.com>
8604 * doc/extend.texi (Function Attributes) <noinline>: Mention
8605 asm ("") as method to keep calls.
8607 2008-02-07 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8610 * doc/options.texi (Options): Replace references to opts.sh with
8612 * opts-common.c: Likewise.
8613 * optc-gen.awk: Likewise.
8615 2008-02-07 Andreas Krebbel <krebbel1@de.ibm.com>
8617 * config/s390/s390.h (FUNCTION_ARG_REGNO_P): Fix fprs for 64 bit.
8619 2008-02-07 Richard Henderson <rth@redhat.com>
8622 * config/alpha/alpha.c (alpha_emit_xfloating_compare): Use an
8623 EXPR_LIST for the REG_EQUAL instead of a comparison with a
8626 2008-02-07 Uros Bizjak <ubizjak@gmail.com>
8628 PR tree-optimization/35085
8629 * tree-ssa-reassoc.c (rewrite_expr_tree): Enable destructive update
8630 for operand entry oe2 in addition to operand entry oe3 in order to
8631 expose more opportunities for vectorizer sum reduction.
8633 2008-02-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8636 * Makefile.in (LIBS): Remove $(GMPLIBS).
8637 (cc1-dummy, cc1): Add $(GMPLIBS).
8639 2008-02-06 Jan Hubicka <jh@suse.cz>
8642 * i386.md (moddf_integer): Do not produce partial memory stalls for
8643 targets where it hurts.
8645 2008-02-06 Uros Bizjak <ubizjak@gmail.com>
8648 * optabs.c (expand_float): Do not check for decimal modes when
8649 expanding unsigned integer through signed conversion.
8651 2008-02-06 Nick Clifton <nickc@redhat.com>
8653 * config/stormy16/stormy16.md (eqbranchsi): Replace a match_dup
8654 inside the clobber with a match_operand and duplicated operand
8655 number in the constraint.
8656 (ineqbranchsi): Delete redundant comment.
8658 2008-02-06 Ralf Corsepius <ralf.corsepius@rtems.org>
8660 * config/arm/rtems-elf.h (TARGET_OS_CPP_BUILTINS): Add
8661 builtin_define ("__USE_INIT_FINI__").
8662 * config/h8300/t-rtems (MULTILIB_OPTION,MULTILIB_DIRNAMES): Add
8664 * gthr-rtems.h: Remove __GTHREAD_MUTEX_INIT.
8666 2008-02-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8668 PR documentation/30330
8669 * doc/invoke.texi (C++ Dialect Options)
8670 (Objective-C and Objective-C++ Dialect Options, Warning Options):
8671 For each warning option -Wfoo that allows -Wno-foo, ensure both
8672 -Wfoo and -Wno-foo are listed in the option index. Fix index
8673 entry of -Wswitch-default, index -Wnormalized= including the
8674 `=', and -Wlarger-than-@var{len} including @var{len}.
8676 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
8678 * config/i386/i386.md (floatunssisf2): Use
8679 ix86_expand_convert_uns_sisf_sse also for TARGET_SSE.
8680 (floatunssi<mode>2): Rename from floatunssisf2 and floatunssidf2.
8681 Macroize expander using MODEF mode iterator.
8683 2008-02-05 Diego Novillo <dnovillo@google.com>
8685 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00140.html
8688 * tree-vrp.c (vrp_evaluate_conditional): Revert fix for PR 33738.
8690 2008-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8693 * toplev.c (print_version): Honor `indent' for GMP/MPFR warnings.
8695 2008-02-05 H.J. Lu <hongjiu.lu@intel.com>
8698 * config/i386/i386.c (ix86_function_sseregparm): Add an arg
8699 to indicate if a message should be generated.
8700 (init_cumulative_args): Updated.
8701 (function_value_32): Likewise.
8703 2008-02-05 Joseph Myers <joseph@codesourcery.com>
8705 * doc/include/texinfo.tex: Update to version 2008-02-04.16.
8707 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
8710 * config/i386/i386.md (floatunsisf2): Enable for TARGET_SSE_MATH only.
8711 Call ix86_expand_convert_uns_sisf_sse for TARGET_SSE2.
8713 2008-02-04 Diego Novillo <dnovillo@google.com>
8715 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00110.html
8718 * tree-vrp.c (vrp_evaluate_conditional): With
8719 -Wtype-limits, emit a warning when comparing against a
8720 constant outside the natural range of OP0's type.
8722 2008-02-04 Richard Guenther <rguenther@suse.de>
8725 * expr.c (count_type_elements): Give for unions instead of
8728 2008-02-04 Richard Guenther <rguenther@suse.de>
8731 * gimplify.c (gimplify_init_ctor_eval): Convert array indices
8732 to TYPE_DOMAINs base type instead of using bitsizetype here.
8734 2008-02-03 Jason Merrill <jason@redhat.com>
8736 * print-tree.c (print_node) [CONSTRUCTOR]: Print elements.
8738 2008-02-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8741 * doc/invoke.texi (C++ Dialect Options, Optimize Options)
8742 (HPPA Options, i386 and x86-64 Options, IA-64 Options)
8743 (RS/6000 and PowerPC Options): Fix typos and markup.
8744 * doc/passes.texi (Tree-SSA passes): Likewise.
8746 2008-02-02 Michael Matz <matz@suse.de>
8749 * postreload-gcse.c (record_last_reg_set_info_regno): Renamed
8750 from record_last_reg_set_info.
8751 (record_last_reg_set_info): Take an RTX argument, iterate over all
8752 constituent hardregs.
8753 (record_last_set_info, record_opr_changes): Change calls to
8754 new signature or to record_last_reg_set_info_regno.
8756 2008-02-02 Gerald Pfeifer <gerald@pfeifer.com>
8758 * doc/extend.texi (X86 Built-in Functions): Fix grammar.
8760 2008-02-01 Hans-Peter Nilsson <hp@axis.com>
8762 PR rtl-optimization/34773
8763 * reg-notes.def (EQUAL): Mention significance of combination of
8764 REG_EQUAL and REG_RETVAL.
8765 * fwprop.c (try_fwprop_subst): Don't add REG_EQUAL to an
8766 insn that has a REG_RETVAL.
8768 2008-02-01 Roger Sayle <roger@eyesopen.com>
8771 * configure.ac (--enable-fixed-point): Disable unless explicitly
8773 * configure: Regenerate.
8775 2008-02-01 Richard Guenther <rguenther@suse.de>
8778 * invoke.texi (-finline-limit): Remove no longer true parts
8779 of the documentation. Note that there is no default value.
8781 2008-02-01 Andrew Pinski <pinskia@gmail.com>
8782 Mark Mitchell <mark@codesourcery.com>
8783 Ben Elliston <bje@au.ibm.com>
8786 * doc/extend.texi (Other Builtins): Document.
8788 2008-01-31 Tom Browder <tom.browder@gmail.com>
8790 * doc/c-tree.texi (Types): Fix grammar.
8791 (Expression trees): Ditto.
8792 * doc/passes.texi (Tree-SSA passes): Ditto.
8794 * doc/configterms.texi (Configure Terms): Fix typo.
8795 * doc/cpp.texi (Common Predefined Macros): Ditto.
8796 * doc/md.texi (Machine Constraints): Ditto.
8798 * doc/makefile.texi (Makefile): Add comma.
8800 2008-01-31 Tom Browder <tom.browder@gmail.com>
8801 Gerald Pfeifer <gerald@pfeifer.com>
8803 * doc/sourcebuild.texi (Front End): Remove references to CVS
8804 and CVSROOT/modules.
8805 (Texinfo Manuals): Replace reference to CVS by one to SVN.
8806 (Back End): Remove reference to CVS.
8808 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
8811 * config/mips/mips.c (gen_load_const_gp): New function, taking a
8813 (mips16_gp_pseudo_reg): ...here.
8814 * config/mips/mips.md (load_const_gp): Replace with...
8815 (load_const_gp_<mode>): ...this :P-based insn.
8817 2008-01-31 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8819 * doc/invoke.texi (-ansi): Mention explicitly corresponding -std=
8820 options. Minor fixes.
8821 (-std): Move reference to standards closer to where language
8822 standards are first mentioned.
8824 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
8826 PR rtl-optimization/34995
8827 * reload.c (alternative_allows_const_pool_ref): Take an rtx
8828 parameter and return a bool. If the rtx parameter is nonnull,
8829 check that it satisfies an EXTRA_MEMORY_CONSTRAINT.
8830 (find_reloads): Update call accordingly. Pass the new operand
8831 if it needed no address reloads, otherwise pass null.
8833 2008-01-30 Richard Henderson <rth@redhat.com>
8836 * tree.c (build_type_attribute_qual_variant): Skip TYPE_DOMAIN
8837 for unbounded arrays.
8839 2008-01-30 Silvius Rus <rus@google.com>
8841 * config/i386/xmmintrin.h (_mm_prefetch): Add const to first arg.
8843 2008-01-30 Jan Hubicka <jh@suse.cz>
8846 * i386.c (init_cumulative_args): Use real function declaration when
8849 2008-01-30 Richard Sandiford <rsandifo@nildram.co.uk>
8851 PR rtl-optimization/34998
8852 * global.c (build_insn_chain): Treat non-subreg_lowpart
8853 SUBREGs of pseudos as clobbering all the words covered by the
8854 SUBREG, not just all the bytes.
8855 * ra-conflict.c (clear_reg_in_live): Likewise. Take the
8856 original df_ref rather than an extract parameter.
8857 (global_conflicts): Update call accordingly.
8859 2008-01-30 Andreas Krebbel <krebbel1@de.ibm.com>
8861 * config/s390/fixdfdi.h (__fixunstfdi, __fixtfdi): Rearrange
8862 the overflow check to make it easier to read.
8863 (__fixtfdi): Change the type of the ll member in union
8864 long_double to UDItype_x.
8866 2008-01-30 Jakub Jelinek <jakub@redhat.com>
8869 * cgraph.h (cgraph_update_edges_for_call_stmt): New prototype.
8870 * cgraph.c (cgraph_update_edges_for_call_stmt): New function.
8871 * tree-inline.c (fold_marked_statements): Call
8872 cgraph_update_edges_for_call_stmt if folding a call statement.
8873 * cgraphunit.c (verify_cgraph_node): Set cfun to this_cfun for
8874 debug_generic_stmt calls, reset it back afterwards.
8877 * c-decl.c (start_decl): Don't pedwarn about TREE_READONLY
8879 * c-typeck.c (build_external_ref): Don't pedwarn about
8880 static vars in current function's scope.
8882 2008-01-29 Joseph Myers <joseph@codesourcery.com>
8884 * config.gcc (i[34567]86-*-nto-qnx*): Remove deprecation.
8886 2008-01-29 Bernhard Fischer <aldot@gcc.gnu.org>
8889 * ipa-struct-reorg.c: Fix spelling.
8890 * params.def: Ditto.
8892 2008-01-29 Richard Guenther <rguenther@suse.de>
8895 * tree-inline.h (struct copy_body_data): Add remapping_type_depth
8897 * tree-inline.c (remap_type): Increment remapping_type_depth
8898 around remapping types.
8899 (copy_body_r): Only add referenced variables if they are referenced
8900 from code, not types.
8902 2008-01-29 Douglas Gregor <doug.gregor@gmail.com>
8913 * c-pretty-print.c (pp_c_type_qualifier_list): Don't try to print
8914 qualifiers for an ERROR_MARK_NODE or a NULL_TREE.
8916 2008-01-28 Andy Hutchinson <hutchinsonandy@netscape.net>
8919 * config/avr/avr.c (expand_prologue): Use correct QI mode frame
8920 pointer for tiny stack.
8922 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
8924 * doc/tree-ssa.texi: Add cindex PHI nodes and improve wording.
8926 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
8928 * config/vx-common.h: Fix typo in comment.
8930 2008-01-28 Ian Lance Taylor <iant@google.com>
8934 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Don't
8935 coalesce pointers if they have different DECL_NO_TBAA_P values.
8936 * tree-ssa-copy.c (may_propagate_copy): Don't propagate copies
8937 between variables with different DECL_NO_TBAA_P values.
8939 2008-01-28 Nathan Froyd <froydnj@codesourcery.com>
8942 * config/rs6000/rs6000.c (small_data_operand): Vectors and floats
8943 are not legitimate small data references on SPE targets.
8945 2008-01-28 David Daney <ddaney@avtrex.com>
8947 * doc/install.texi (mips-*-*): Recommend binutils 2.18.
8949 2008-01-28 David Daney <ddaney@avtrex.com>
8951 * doc/install.texi (--disable-libgcj-bc): Reword documentation.
8953 2008-01-27 Joseph Myers <joseph@codesourcery.com>
8955 * config.gcc (strongarm*-*, ep9312*-*, xscale*-*, parisc*-*,
8956 m680[012]0-*, *-*-beos*, *-*-kaos*, *-*-linux*aout*,
8957 *-*-linux*libc1*, *-*-solaris2.[0-6], *-*-solaris2.[0-6].*,
8958 *-*-sysv*, *-*-windiss*, alpha*-*-unicosmk*, cris-*-aout,
8959 hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
8960 i[34567]86-sequent-ptx4*, i[34567]86-*-nto-qnx*,
8961 i[34567]86-*-sco3.2v5*, i[34567]86-*-uwin*, powerpc-*-chorusos*,
8962 vax-*-bsd*, vax-*-ultrix*): Mark obsolete.
8964 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
8966 * basic-block.h (condjump_equiv_p): Fix comment.
8968 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
8970 * tree-pretty-print.c (print_generic_decl, print_generic_stmt,
8971 print_generic_stmt_indented): Fix comment.
8973 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
8975 * configure.ac (__stack_chk_fail): Add detecion for availability
8976 of SSP in uClibc by checking if __UCLIBC_HAS_SSP__ is defined.
8977 * configure: Regenerate.
8979 2008-01-26 Maxim Kuvyrkov <maxim@codesourcery.com>
8982 * final.c (output_addr_const): Handle TRUNCATE.
8984 2008-01-26 Zdenek Dvorak <ook@ucw.cz>
8987 * tree-ssa-loop-ivopts.c (comp_cost): New type.
8988 (zero_cost, infinite_cost): New constants.
8989 (struct cost_pair): Change type of cost to comp_cost.
8990 (struct iv_ca): Change type of cand_use_cost and cost to comp_cost.
8991 (new_cost, add_costs, sub_costs, compare_costs, infinite_cost_p):
8993 (set_use_iv_cost, force_expr_to_var_cost, force_var_cost,
8994 split_address_cost, ptr_difference_cost, difference_cost,
8995 get_computation_cost_at, get_computation_cost,
8996 determine_use_iv_cost_generic, determine_use_iv_cost_address,
8997 determine_use_iv_cost_condition, determine_use_iv_costs,
8998 cheaper_cost_pair, iv_ca_recount_cost, iv_ca_set_no_cp,
8999 iv_ca_set_cp, iv_ca_cost, iv_ca_new, iv_ca_dump, iv_ca_extend,
9000 iv_ca_narrow, iv_ca_prune, try_improve_iv_set, find_optimal_iv_set):
9001 Change type of cost to comp_cost.
9002 (determine_iv_cost): Increase cost of non-original ivs, instead
9003 of decreasing the cost of original ones.
9004 (get_address_cost): Indicate the complexity of the addressing mode
9006 (try_add_cand_for): Prefer using ivs not specific to some object.
9007 * tree-flow.h (force_expr_to_var_cost): Declaration removed.
9009 2008-01-26 Peter Bergner <bergner@vnet.ibm.com>
9010 Janis Johnson <janis187@us.ibm.com>
9013 * doc/tm.texi (TARGET_EXPAND_TO_RTL_HOOK): Document.
9014 (TARGET_INSTANTIATE_DECLS): Likewise.
9015 * target.h (expand_to_rtl_hook): New target hook.
9016 (instantiate_decls): Likewise.
9017 * function.c (instantiate_decl): Make non-static. Rename to...
9018 (instantiate_decl_rtl): ... this.
9019 (instantiate_expr): Use instantiate_decl_rtl.
9020 (instantiate_decls_1): Likewise.
9021 (instantiate_decls): Likewise.
9022 (instantiate_virtual_regs: Call new instantiate_decls taget hook.
9023 * function.h (instantiate_decl_rtl): Add prototype.
9024 * cfgexpand.c (target.h): New include.
9025 (tree_expand_cfg): Call new expand_to_rtl_hook target hook.
9026 * target-def.h (TARGET_EXPAND_TO_RTL_HOOK): New define.
9027 (TARGET_INSTANTIATE_DECLS): Likewise.
9028 (TARGET_INITIALIZER): New target hooks added.
9029 * config/rs6000/rs6000-protos.h (rs6000_secondary_memory_needed_rtx):
9031 * config/rs6000/rs6000.c (tree-flow.h): New include.
9032 (machine_function): Add sdmode_stack_slot field.
9033 (rs6000_alloc_sdmode_stack_slot): New function.
9034 (rs6000_instantiate_decls): Likewise.
9035 (rs6000_secondary_memory_needed_rtx): Likewise.
9036 (rs6000_check_sdmode): Likewise.
9037 (TARGET_EXPAND_TO_RTL_HOOK): Target macro defined.
9038 (TARGET_INSTANTIATE_DECLS): Likewise.
9039 (rs6000_hard_regno_mode_ok): Allow SDmode.
9040 (num_insns_constant): Likewise. Handle _Decimal32 constants.
9041 (rs6000_emit_move): Handle SDmode.
9042 (function_arg_advance): Likewise.
9043 (function_arg): Likewise.
9044 (rs6000_gimplify_va_arg): Likewise. Add special handling of
9045 SDmode var args for 32-bit compiles.
9046 (rs6000_secondary_reload_class): Handle SDmode.
9047 (rs6000_output_function_epilogue): Likewise.
9048 (rs6000_function_value): Simplify if statement.
9049 (rs6000_libcall_value): Likewise.
9050 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Handle SDmode.
9051 (SECONDARY_MEMORY_NEEDED_RTX): Add define.
9052 * config/rs6000/dfp.md (movsd): New define_expand and splitter.
9053 (movsd_hardfloat): New define_insn.
9054 (movsd_softfloat): Likewise.
9055 (movsd_store): Likewise.
9056 (movsd_load): Likewise.
9057 (extendsddd2): Likewise.
9058 (extendsdtd2): Likewise.
9059 (truncddsd2): Likewise.
9060 (movdd_hardfloat64): Fixup comment.
9061 (UNSPEC_MOVSD_LOAD): New constant.
9062 (UNSPEC_MOVSD_STORE): Likewise.
9064 2008-01-26 Jakub Jelinek <jakub@redhat.com>
9067 * c-pretty-print.c (pp_c_exclusive_or_expression): Handle
9069 (pp_c_logical_and_expression): Handle TRUTH_AND_EXPR.
9070 (pp_c_logical_or_expression): Handle TRUTH_OR_EXPR.
9071 (pp_c_expression): Handle TRUTH_AND_EXPR, TRUTH_OR_EXPR
9074 2008-01-26 David Edelsohn <edelsohn@gnu.org>
9077 * config.gcc: Separate AIX 5.3 from AIX 6.1.
9078 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
9079 __LONGDOUBLE128 too.
9080 * config/rs6000/aix61.h: New file.
9082 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
9084 PR rtl-optimization/34959
9085 * optabs.c (expand_unop): In libcall notes, give ffs, clz, ctz,
9086 popcount and parity rtxes the same mode as their operand.
9087 Truncate or extend the result to the return value's mode
9090 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
9093 * config/mips/mips-protos.h (mips_expand_call): Return an rtx.
9094 * config/mips/mips.h (FIRST_PSEUDO_REGISTER): Rename FAKE_CALL_REGNO
9095 to GOT_VERSION_REGNUM.
9096 (CALL_REALLY_USED_REGISTERS): Set the GOT_VERSION_REGNUM entry to 0.
9097 (EPILOGUE_USES): Include GOT_VERSION_REGNUM if TARGET_USE_GOT.
9098 * config/mips/mips.c (mips_emit_call_insn): New function.
9099 (mips_call_tls_get_addr): Call mips_expand_call directly.
9100 (mips16_copy_fpr_return_value): Use mips_emit_call_insn rather than
9102 (mips16_build_call_stub): Likewise. Return the call insn or null.
9103 (mips_expand_call): Update the call to mips16_build_call_stub
9104 accordingly and a remove redundant condition. Assert that MIPS16
9105 stubs do not use lazy binding. Use mips_emit_call_insn and return
9107 (mips_extra_live_on_entry): Include GOT_VERSION_REGNUM if
9109 (mips_hard_regno_mode_ok_p): Allow SImode for GOT_VERSION_REGNUM.
9110 (mips_avoid_hazard): Remove hazard_set handling.
9111 * config/mips/mips.md (UNSPEC_EH_RECEIVER): Rename to...
9112 (UNSPEC_RESTORE_GP): ...this.
9113 (UNSPEC_SET_GOT_VERSION, UNSPEC_UPDATE_GOT_VERSION): New constants.
9114 (FAKE_CALL_REGNO): Rename to...
9115 (GOT_VERSION_REGNUM): ...this.
9116 (type): Add "ghost" value. Add an associated insn reservation.
9117 (hazard_set): Remove.
9118 (exception_receiver): Rename to...
9119 (restore_gp): ...this and update the unspec identifier accordingly.
9120 (exception_receiver, nonlocal_got_receiver): New expanders.
9121 (load_call<mode>): Use GOT_VERSION_REGNUM. Don't set
9122 FAKE_CALL_REGNO. Remove hazard_set attribute.
9123 (set_got_version, update_got_version): New patterns.
9125 2008-01-26 Danny Smith <dannysmith@users.sourceforge.net>
9128 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Define.
9130 2008-01-25 Joseph Myers <joseph@codesourcery.com>
9133 * doc/install.texi2html: Generate gcc-vers.texi.
9135 2008-01-25 DJ Delorie <dj@redhat.com>
9137 * config/m32c/m32c.h (ASM_PREFERRED_EH_DATA_FORMAT): Define.
9139 2008-01-25 Joseph Myers <joseph@codesourcery.com>
9141 * config/c4x: Remove directory.
9142 * config.gcc (crx-*, mt-*): Mark obsolete.
9143 (c4x-*, tic4x-*, c4x-*-rtems*, tic4x-*-rtems*, c4x-*, tic4x-*,
9144 h8300-*-rtemscoff*, ns32k-*-netbsdelf*, ns32k-*-netbsd*,
9145 sh-*-rtemscoff*): Remove cases.
9146 * defaults.h (C4X_FLOAT_FORMAT): Remove.
9147 * real.c (encode_c4x_single, decode_c4x_single,
9148 encode_c4x_extended, decode_c4x_extended, c4x_single_format,
9149 c4x_extended_format): Remove.
9150 * real.h (c4x_single_format, c4x_extended_format): Remove.
9151 * doc/extend.texi (interrupt, naked): Remove mention of attributes
9153 (Pragmas): Remove comment about c4x pragmas.
9154 * doc/install.texi (c4x): Remove target-specific instructions.
9155 * doc/invoke.texi (TMS320C3x/C4x Options): Remove.
9156 * doc/md.texi (Machine Constraints): Remove C4x documentation.
9157 * doc/tm.texi (MEMBER_TYPE_FORCES_BLK, c_register_pragma): Do not
9158 refer to C4x source files as examples.
9159 (C4X_FLOAT_FORMAT): Remove documentation.
9161 2008-01-25 Bernd Schmidt <bernd.schmidt@analog.com>
9163 * config/bfin/bfin.c (override_options): Reorder tests so that
9164 flag_pic gets enabled for -msep-data.
9166 2008-01-25 Richard Guenther <rguenther@suse.de>
9169 * expr.c (expand_expr_real_1): Reduce result of LSHIFT_EXPR
9170 to its bitfield precision if required.
9172 2008-01-25 Jakub Jelinek <jakub@redhat.com>
9175 * tree-nested.c (walk_omp_for): New function.
9176 (convert_nonlocal_reference, convert_local_reference): Call
9177 walk_omp_for on OMP_FOR.
9178 (convert_call_expr): Call walk_body on OMP_FOR's
9179 OMP_FOR_PRE_INIT_BODY.
9181 2008-01-25 Richard Guenther <rguenther@suse.de>
9183 PR tree-optimization/34966
9184 * tree-ssa-math-opts.c (execute_cse_sincos_1): For all but
9185 default defs and PHI_NODEs we have to insert after the
9188 2008-01-24 Nick Clifton <nickc@redhat.com>
9190 * config/stormy16/stormy16-lib2.c (MIN_UNITS_PER_WORD):
9191 Provide a default definition.
9192 (LIBGCC2_UNITS_PER_WORD): Likewise.
9194 * config/stormy16/stormy16.c: Include df.h for the prototype
9195 for df_regs_ever_live_p.
9196 (xstormy16_expand_builtin_va_start): Convert the stack offset
9197 into a component_ref and then use POINTER_PLUS_EXPR to add it
9198 to the incoming_virtual_args_rtx.
9199 (xstormy16_gimplify_va_arg_expr): Rename to
9200 xstormy16_gimplify_va_arg_expr.
9201 Use POINTER_PLUS_EXPR when performing pointer arithmetic.
9202 (TARGET_GIMPLIFY_VA_ARG_EXPR): Use renamed
9203 xstormy16_gimplify_va_arg_expr.
9204 Fix up some formatting issues.
9206 * config/stormy16/stormy16.c: (xstormy16_carry_plus_operand):
9207 Move to predicates.md.
9208 (xs_hi_general_operand): Likewise.
9209 (xs_hi_nonmemory_operand): Likewise.
9210 * config/stormy16/predicates.md:
9211 (xstormy16_carry_plus_operand): New predicate.
9212 (xs_hi_general_operand): New predicate.
9213 (xs_hi_nonmemory_operand): New predicate.
9214 * config/stormy16/stormy16-protos.h:
9215 (xstormy16_carry_plus_operand): Delete prototype.
9216 (xs_hi_general_operand): Likewise.
9217 (xs_hi_nonmemory_operand): Likewise.
9219 * config/storm16/stormy16.md (addhi3): Remove earlyclobber
9220 modifiers as they are no longer needed and they can trigger
9221 reload spill failures.
9223 * config/storm16/stormy16.md (ineqbranchsi): Replace match_dup
9224 with a match_operand in order to help reload.
9226 * config/storm16/stormy16.md (movhi_internal): Replace 'r'
9227 constraint with 'e' for the 8th alternative as this version of
9228 the mov.w instruction only accepts the lower 8 registers.
9230 2008-01-25 Uros Bizjak <ubizjak@gmail.com>
9233 * simplifx-rtx.c (simplify_const_binary_operation) [VEC_CONCAT]:
9234 Consider only CONST_INT, CONST_DOUBLE and CONST_FIXED as constant
9237 2008-01-25 Jakub Jelinek <jakub@redhat.com>
9240 * gimplify.c (gimplify_omp_for): Gimplify OMP_FOR_PRE_BODY.
9242 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
9244 * ipa-struct-reorg.c (remove_str_allocs_in_func, remove_str_allocs):
9246 (remove_structure): Update allocations list before removing structure.
9248 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
9250 * ipa-struct-reorg.c (is_safe_cond_expr,
9251 create_new_stmts_for_cond_expr): Use integer_zerop function,
9252 that recognize not only zero-pointer, but zero-integer too.
9254 2008-01-25 Ben Elliston <bje@au.ibm.com>
9257 * fixproto: Escape "." in sed expression that strips leading "./".
9259 2008-01-24 H.J. Lu <hongjiu.lu@intel.com>
9262 * gcc.c (SWITCH_OK): Removed.
9263 (SWITCH_LIVE): Changed to bit.
9264 (SWITCH_FALSE): Likewise.
9265 (SWITCH_IGNORE): Likewise.
9266 (switchstr): Change live_cond to unsigned int.
9267 (process_command): Replace SWITCH_OK with 0.
9268 (do_self_spec): Likewise.
9269 (set_collect_gcc_options): Check the SWITCH_IGNORE bit.
9270 (give_switch): Likewise.
9271 (used_arg): Likewise.
9272 (do_spec_1): Set the SWITCH_IGNORE bit.
9273 (check_live_switch): Check both SWITCH_LIVE and SWITCH_FALSE
9274 bits. Set the SWITCH_LIVE bit.
9276 2008-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
9278 * config/s390/s390.h (MOVE_RATIO): Define new target macro.
9280 2008-01-24 Richard Sandiford <rsandifo@nildram.co.uk>
9282 PR tree-optimization/34472
9283 * ipa-struct-reorg.c (safe_cond_expr_check): Change the DATA
9284 parameter to a "bool *" and set *DATA to false if there is
9285 an unsafe access. Do not delete the structure here.
9286 (check_cond_exprs): Delete it here instead.
9287 (check_cond_exprs, exclude_cold_structs): Do not increase
9288 I when removing a structure.
9290 2008-01-24 Uros Bizjak <ubizjak@gmail.com>
9293 * config/i386/i386.c (ix86_expand_vector_init): Consider only
9294 CONST_INT, CONST_DOUBLE and CONST_FIXED as constant vector elements.
9296 2008-01-24 Jakub Jakub Jelinek <jakub@redhat.com>
9299 * tree-stdarg.c (reachable_at_most_once): Use VEC vector instead of
9300 a fixed vector for stack.
9302 2008-01-24 Ben Elliston <bje@au.ibm.com>
9305 * doc/gcc.texi (Software development): Add a direntry for g++.
9307 2008-01-23 Hans-Peter Nilsson <hp@axis.com>
9309 * config/cris/cris.h (CC1PLUS_SPEC, OPTIMIZATION_OPTIONS): Drop
9310 stale and straggling -fforce-addr comments above.
9312 * config/cris/cris.h (CRIS_SUBTARGET_VERSION, TARGET_VERSION): Don't
9314 * config/cris/linux.h (CRIS_SUBTARGET_VERSION): Don't define.
9315 * config/cris/aout.h (CRIS_SUBTARGET_VERSION): Don't define.
9317 2008-01-23 Michael Matz <matz@suse.de>
9320 * dwarf2out.c (force_type_die): Use modified_type_die instead of
9323 2008-01-23 Andreas Krebbel <krebbel1@de.ibm.com>
9325 * ipa-struct-reorg.c (create_new_malloc): Use pointer type as
9328 2008-01-23 Anatoly Sokolov <aesok@post.ru>
9330 * config/avr/avr.c (avr_current_arch): New variable.
9331 (avr_arch_types): Add 'avr31' and 'avr51' entries.
9332 (avr_arch): Add 'ARCH_AVR31' and 'ARCH_AVR51'.
9333 (avr_mcu_types): Add 'avr31' and 'avr51' architectures.
9334 (avr_override_options): Init 'avr_current_arch'.
9335 (base_arch_s): Move from here...
9336 * config/avr/avr.h (base_arch_s): ... here. Add new members
9337 'have_elpm', 'have_elpmx', 'have_eijmp_eicall', 'reserved'. Rename
9338 'mega' to 'have_jmp_call'.
9339 (TARGET_CPU_CPP_BUILTINS): Define "__AVR_HAVE_JMP_CALL__",
9340 "__AVR_HAVE_RAMPZ__", "__AVR_HAVE_ELPM__" and "__AVR_HAVE_ELPMX__"
9342 (LINK_SPEC, CRT_BINUTILS_SPECS, ASM_SPEC): Add 'avr31' and 'avr51'
9344 * config/avr/t-avr (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
9345 MULTILIB_MATCHES): (Ditto.).
9347 2008-01-23 Richard Guenther <rguenther@suse.de>
9350 * cgraphunit.c (cgraph_reset_node): Always mark the node
9351 not reachable if it is not queued already.
9353 2008-01-23 Bernd Schmidt <bernd.schmidt@analog.com>
9355 * config/bfin/bfin-protos.h (WA_RETS, ENABLE_WA_RETS): New macros.
9356 * config/bfin/bfin.c (bfin_cpus): Add WA_RETS everywhere.
9357 (cputype_selected): New static variable.
9358 (bfin_handle_option): Set it if -mcpu is used.
9359 (override_option): Select default set of workarounds if no cpu type
9360 selected on the command line.
9361 (workaround_rts_anomaly): Only run if ENABLE_WA_RETS.
9363 From Michael Frysinger <michael.frysinger@analog.com>
9364 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add
9365 BFIN_CPU_BF547, BFIN_CPU_BF523, BFIN_CPU_BF524, and BFIN_CPU_BF526.
9367 * config/bfin/elf.h (LIB_SPEC): Use proper linker script
9368 for bf547, bf523, bf524, and bf526.
9369 * config/bfin/bfin.c (bfin_cpus[]): Add bf547, bf523, bf524, and
9371 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
9372 __ADSPBF523__ for bf523, __ADSPBF524__ for bf524,
9373 __ADSPBF526__ for bf526, __ADSPBF52x__ for all three, as well as
9374 __ADSPBF547__ and __ADSPBF54x__ for bf547.
9375 * doc/invoke.texi (Blackfin Options): Document that
9376 -mcpu now accept bf547, bf523, bf524, and bf526.
9378 2008-01-22 Eric Botcazou <ebotcazou@adacore.com>
9380 PR rtl-optimization/34628
9381 * combine.c (try_combine): Stop and undo after the first combination
9382 if an autoincrement side-effect on the first insn has effectively
9385 2008-01-22 David Edelsohn <edelsohn@gnu.org>
9388 * config/rs6000/rs6000.c (rs6000_legitimate_offset_address_p):
9389 Offset addresses are not valid for Altivec or paired float modes.
9391 2008-01-22 Jakub Jelinek <jakub@redhat.com>
9394 * c-parser.c (c_parser_omp_for_loop): Don't call c_finish_omp_for
9395 if DECL_INITIAL (decl) is error_mark_node.
9398 * c-common.c (handle_vector_size_attribute): Only allow
9399 integral, scalar float and fixed point types. Handle OFFSET_TYPE
9400 the same way as pointer, array etc. types.
9401 * tree.c (reconstruct_complex_type): Handle OFFSET_TYPE.
9404 * tree.c (build_type_attribute_qual_variant): Call
9405 build_qualified_type if attributes are equal, but quals are not.
9407 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9410 * doc/invoke.texi (-Wall): -Wall enables -Wstrict-overflow=1.
9411 * flags.h (warn_strict_aliasing): Remove.
9412 (warn_strict_overflow): Remove.
9413 * opts.c (warn_strict_aliasing): Remove.
9414 (warn_strict_overflow): Remove.
9415 * c-opts.c (c_common_handle_option): -Wall only sets
9416 -Wstrict-aliasing or -Wstrict-overflow if they are uninitialized.
9417 (c_common_post_options): Give default values to -Wstrict-aliasing
9418 and -Wstrict-overflow if they are uninitialized.
9419 * common.opt (Wstrict-aliasing): Specify Var and Init.
9420 (Wstrict-overflow): Likewise.
9422 2008-01-22 Kenneth Zadeck <zadeck@naturalbridge.com>
9424 PR rtl-optimization/26854
9425 PR rtl-optimization/34400
9426 PR rtl-optimization/34884
9427 * ddg.c (create_ddg_dep_from_intra_loop_link): Use
9429 * df.h (df_changeable_flags.DF_RD_NO_TRIM): Deleted
9430 (df_rd_bb_info.expanded_lr_out): Deleted
9431 * loop_invariant.c (find_defs): Deleted DF_RD_NO_TRIM flag.
9432 * loop_iv.c (iv_analysis_loop_init): Ditto. * df-problems.c
9433 (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
9434 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
9435 Removed code to allocate, initialize or free expanded_lr_out.
9436 (df_rd_bb_local_compute_process_def): Restructured to make more
9438 (df_rd_confluence_n): Removed code to no apply invalidate_by_call
9439 sets if the sets are being trimmed.
9441 2008-01-22 H.J. Lu <hongjiu.lu@intel.com>
9444 * configure.ac (ld_vers): Support GNU linker version xx.xx.*
9445 (as_vers): Likewise.
9446 * configure: Regenerated.
9448 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9451 * tree-pass.h (pass_build_alias): New pass.
9452 * tree-ssa-alias.c (gate_build_alias): New.
9453 (pass_build_alias): New.
9454 * passes.c (init_optimization_passes): Add pass_build_alias after
9455 pass_create_structure_vars.
9457 2008-01-22 Wolfgang Gellerich <gellerich@de.ibm.com>
9459 * config/s390/s390.h (S390_TDC_POSITIVE_NORMALIZED_NUMBER):
9460 Renamed to S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER.
9461 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): Renamed to
9462 S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER.
9463 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): Renamed to
9464 S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER.
9465 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): Renamed to
9466 S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER.
9467 (S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER): New constant.
9468 (S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER): New constant.
9469 (S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER): New constant.
9470 (S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER): New constant.
9471 * config/s390/s390.md (FP_ALL): New mode iterator.
9472 (_d): New mode attribute.
9473 ("*signbit<mode>2>"): Changed mode of first operand.
9474 ("isinf<mode>2"): Changed mode of first operand.
9475 ("*TDC_insn"): Adaptation for DFP modes.
9477 2008-01-22 Ben Elliston <bje@au.ibm.com>
9479 * tree.c (check_qualified_type): Improve function description.
9481 2008-01-21 Jason Merrill <jason@redhat.com>
9484 * tree.h (TRY_CATCH_IS_CLEANUP): New macro.
9485 * tree-eh.c (honor_protect_cleanup_actions): Strip TRY_CATCH_EXPR
9488 2008-01-21 DJ Delorie <dj@redhat.com>
9490 * doc/tm.texi (HARD_REGNO_NREGS): Note that this macro must not
9493 2008-01-21 Richard Guenther <rguenther@suse.de>
9496 * tree-cfg.c (verify_expr): Allow all invariant expressions
9497 instead of just constant class ones as reference argument.
9498 * tree-ssa-loop-im.c (for_each_index): Handle CONSTRUCTOR
9499 like any other constant.
9500 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
9502 2008-01-21 H.J. Lu <hongjiu.lu@intel.com>
9504 * regmove.c (fixup_match_1): Update call crossed frequencies.
9506 2008-01-21 Richard Guenther <rguenther@suse.de>
9509 * tree-inline.c (setup_one_parameter): Deal with mismatched
9510 types using a VIEW_CONVERT_EXPR.
9512 2008-01-21 Alon Dayan <alond@il.ibm.com>
9513 Olga Golovanevsky <olga@il.ibm.com>
9515 PR tree-optimization/34701
9516 * ipa-struct-reorg.c (gen_size): Fix the malloc parameter calculation
9517 when the structure size is not a power of 2.
9519 2008-01-20 Kenneth Zadeck <zadeck@naturalbridge.com>
9521 * doc/install.texi: Add doc for --enable-checking=df.
9523 2008-01-20 Kaz Kojima <kkojima@gcc.gnu.org>
9525 PR rtl-optimization/34808
9526 * emit-rtl.c (try_split): Handle REG_RETVAL notes.
9528 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
9530 * global.c (find_reg): Only compute EH_RETURN_DATA_REGNO once per
9533 2008-01-19 Kenneth Zadeck <zadeck@naturalbridge.com>
9535 PR rtl-optimization/26854
9536 PR rtl-optimization/34400
9537 * ddg.c (create_ddg_dep_from_intra_loop_link): Do not use
9539 * df.h (df_changeable_flags.DF_RD_NO_TRIM): New.
9540 (df_rd_bb_info.expanded_lr_out): New.
9541 * loop_invariant.c (find_defs): Added DF_RD_NO_TRIM flag.
9542 * loop_iv.c (iv_analysis_loop_init): Ditto.
9543 * df-problems.c (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
9544 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
9545 Added code to allocate, initialize or free expanded_lr_out.
9546 (df_rd_bb_local_compute_process_def): Restructured to make
9547 more understandable.
9548 (df_rd_confluence_n): Add code to do nothing with fake edges and
9549 code to no apply invalidate_by_call sets if the sets are being trimmed.
9550 (df_lr_local_finalize): Renamed to df_lr_finalize.
9551 (df_live_local_finalize): Renamed to df_live_finalize.
9553 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
9556 * config/mips/mips.md (div<mode>3): Use <recip_condition> when
9557 deciding whether to use reciprocal instructions.
9559 2008-01-19 Uros Bizjak <ubizjak@gmail.com>
9561 * dwarf2out.c (dwarf2out_switch_text_section): Do not call
9562 dwarf2out_note_section_used if cold_text_section is NULL.
9564 2008-01-19 Jakub Jelinek <jakub@redhat.com>
9566 PR gcov-profile/34610
9567 * tree-cfg.c (make_edges): Mark both outgoing edges from
9568 OMP_CONTINUE and from OMP_FOR as EDGE_ABNORMAL.
9569 * omp-low.c (expand_omp_for): Clear EDGE_ABNORMAL bits
9570 from OMP_FOR and OMP_CONTINUE outgoing edges.
9572 * tree-profile.c (tree_profiling): Return early if
9573 cfun->after_tree_profile != 0. Set cfun->after_tree_profile
9575 * omp-low.c (expand_omp_parallel): Copy after_tree_profile
9576 from cfun to child_cfun.
9577 * function.h (struct function): Add after_tree_profile bit.
9579 2008-01-19 Anatoly Sokolov <aesok@post.ru>
9581 * config/avr/avr.S (_exit): Disable interrupt.
9583 2008-01-18 Kenneth Zadeck <zadeck@naturalbridge.com>
9584 Steven Bosscher <stevenb.gcc@gmail.com>
9586 PR rtl-optimization/26854
9587 PR rtl-optimization/34400
9588 * df-problems.c (df_live_scratch): New scratch bitmap.
9589 (df_live_alloc): Allocate df_live_scratch when doing df_live.
9590 (df_live_reset): Clear the proper bitmaps.
9591 (df_live_bb_local_compute): Only process the artificial defs once
9592 since the order is not important.
9593 (df_live_init): Init the df_live sets only with the variables
9594 found live by df_lr.
9595 (df_live_transfer_function): Use the df_lr sets to prune the
9596 df_live sets as they are being computed.
9597 (df_live_free): Free df_live_scratch.
9599 2008-01-18 Ian Lance Taylor <iant@google.com>
9601 * common.opt: Add fmerge-debug-strings.
9602 * dwarf2out.c (DEBUG_STR_SECTION_FLAGS): Test
9603 flag_merge_debug_strings rather than flag_merge_constants.
9604 * doc/invoke.texi (Option Summary): Mention
9605 -fmerge-debug-strings.
9606 (Debugging Options): Document -fmerge-debug-strings.
9608 2008-01-18 Ian Lance Taylor <iant@google.com>
9611 * tree.h (DECL_IS_OPERATOR_NEW): Define.
9612 (struct tree_function_decl): Add new field operator_new_flag.
9613 * tree-inline.c (expand_call_inline): When inlining a call to
9614 operator new, force the return value to go into a variable, and
9615 set DECL_NO_TBAA_P on that variable.
9616 * c-decl.c (merge_decls): Merge DECL_IS_OPERATOR_NEW flag.
9618 2008-01-18 Uros Bizjak <ubizjak@gmail.com>
9621 * dwarf2out.c (dwarf2out_switch_text_section): Do not guard with
9622 DWARF2_DEBUGGING_INFO.
9623 (dwarf2out_note_section_used): Ditto. Add prototype.
9624 (have_multiple_function_sections, text_section_used,
9625 cold_text_section_used, *cold_text_sections): Move declarations
9628 2008-01-17 Bob Wilson <bob.wilson@acm.org>
9630 * config/xtensa/unwind-dw2-xtensa.h (_Unwind_FrameState): Remove pc
9631 field and add signal_ra.
9632 * config/xtensa/unwind-dw2-xtensa.c (uw_frame_state_for): Remove
9633 assignments to frame state pc. Move end of stack check after
9634 MD_FALLBACK_FRAME_STATE_FOR.
9635 (uw_update_context_1): Use frame state signal_regs if set, instead
9636 of checking signal_frame flag.
9637 (uw_update_context): Use frame state signal_ra if set.
9638 * config/xtensa/linux.h (MD_UNWIND_SUPPORT): Define.
9639 * config/xtensa/linux-unwind.h: New file.
9641 2008-01-18 Bernhard Fischer <aldot@gcc.gnu.org>
9643 * modulo-sched.c (get_sched_window): Fix comment typo.
9645 2008-01-17 Andrew MacLeod <amacleod@redhat.com>
9647 PR tree-optimization/34648
9648 * tree-ssa-sccvn.c (visit_use): Expressions which can throw are varying.
9650 2008-01-17 Anatoly Sokolov <aesok@post.ru>
9652 * config/avr/avr.h (LINK_SPEC): Support -mrelax and -mpmem-wrap-around.
9653 * config/avr/avr.opt (mrelax, mpmem-wrap-around): Add.
9655 2008-01-17 Seongbae Park <seongbae.park@gmail.com>
9657 PR rtl-optimization/34400
9658 * df-core.c (df_worklist_dataflow_overeager,
9659 df_worklist_dataflow_doublequeue): New functions.
9660 (df_worklist_dataflow): Two different worklist solvers.
9661 * params.def (PARAM_DF_DOUBLE_QUEUE_THRESHOLD_FACTOR):
9664 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
9667 * doc/invoke.texi: Document the dependence on pthread for fopenmp
9668 and ftree-parallelize-loops.
9670 2008-01-17 Mircea Namolaru <namolaru@il.ibm.com>
9672 PR rtl-optimization/34826
9673 * loop-doloop (doloop_modify): Update the REG_BR_PROB note.
9675 2008-01-17 Andreas Krebbel <krebbel1@de.ibm.com>
9677 * global.c (find_reg): Mark the eh regs as used if necessary.
9678 * ra-conflict.c (global_conflicts): Set no_eh_reg flag.
9679 * ra.h (struct allocno): no_eh_reg field added. Changed
9680 no_stack_reg type to bitfield.
9682 2008-01-17 Eric Botcazou <ebotcazou@adacore.com>
9684 * tree.c (substitute_in_expr): Add missing 'break'.
9686 2008-01-17 Richard Guenther <rguenther@suse.de>
9688 PR tree-optimization/34825
9689 * tree-ssa-math-opts.c (is_division_by): Do not recognize
9690 x / x as division to handle.
9692 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9694 * pa64-hpux.h (LIB_SPEC): Add "-lpthread" in shared links if "-mt" or
9695 "-pthread" is specified.
9696 * pa-hpux11.h (LIB_SPEC): Likewise.
9698 2008-01-16 Janis Johnson <janis187@us.ibm.com>
9699 Peter Bergner <bergner@vnet.ibm.com>
9701 PR rtl-optimization/33796
9702 * sparseset.c (sparseset_alloc): Use xcalloc rather than xmalloc.
9704 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9706 PR libgfortran/34699
9707 * pa-hpux.h (LINK_SPEC): Only search /lib/pa1.1 and /usr/lib/pa1.1 on
9709 * pa-hpux10.h (LINK_SPEC): Likewise.
9710 * pa-hpux11.h (LINK_SPEC): Don't search /lib/pa1.1 and /usr/lib/pa1.1.
9712 2008-01-16 Richard Guenther <rguenther@suse.de>
9715 * fold-const.c (fold_convert_const_int_from_int): Do not
9716 set overflow if that occured only because of a sign extension
9717 change when converting from/to a sizetype with the same
9718 precision and signedness.
9720 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
9723 * dwarf2out.c (output_call_frame_info): Move output of FDE initial
9724 location address to the correct place. Update copyright year.
9726 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
9728 * lambda-code.c (lambda_transform_legal_p): Handle the case of
9729 no dependences in the dependence_relations vector.
9731 2008-01-16 Jan Hubicka <jh@suse.cz>
9733 PR rtl-optimization/31396
9734 * regstat.c (regstat_bb_compute_ri): Compute FREQ_CALLS_CROSSED.
9735 * cfg.c (dump_reg_info): Print it.
9736 * regs.h (struct reg_info_t): add freq_calls_crossed.
9737 (REG_FREQ_CALLS_CROSSED): New macro.
9738 * global.c (global_alloc): Compute freq_calls_crossed for allocno.
9739 (find_reg): Update call of CALLER_SAVE_PROFITABLE.
9740 * regmove.c (optimize_reg_copy_1, optimize_reg_copy_2, fixup_match_2,
9741 regmove_optimize): Update call crossed frequencies.
9742 * local-alloc.c (struct qty): Add freq_calls_crossed.
9743 (alloc_qty): Copute freq_calls_crossed.
9744 (update_equiv_regs, combine_regs): Update REG_FREQ_CALLS_CROSSED.
9745 (find_free_reg): Update call of CALLER_SAVE_PROFITABLE.
9746 * ra.h (struct allocno): Add freq_calls_crossed.
9748 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
9750 * gcc.c (LINK_COMMAND_SPEC): Add includes and link options for
9751 libgomp when compiling with ftree-parallelize-loops.
9752 (GOMP_SELF_SPECS): Add -pthread for ftree-parallelize-loops.
9754 2008-01-16 Richard Guenther <rguenther@suse.de>
9756 PR tree-optimization/34769
9757 * tree-data-ref.c (initialize_matrix_A): Revert fix for PR34458.
9758 * tree.c (int_cst_value): Instead make this function more
9759 permissive in what it accepts as valid input. Document this
9760 function always sign-extends the value.
9762 2008-01-16 Jakub Jelinek <jakub@redhat.com>
9763 Richard Guenther <rguenther@suse.de>
9766 * gimplify.c (fold_indirect_ref_rhs): Rename to ...
9767 (gimple_fold_indirect_ref_rhs): ... this.
9768 (gimple_fold_indirect_ref): New function with foldings
9769 that preserve lvalueness.
9770 (gimplify_modify_expr_rhs): Call gimple_fold_indirect_ref_rhs.
9771 * tree-flow.h (gimple_fold_indirect_ref): Declare.
9772 * tree-inline.c (copy_body_r): Use gimple_fold_indirect_ref
9773 to fold an INDIRECT_REF, fall back to the old use of
9774 fold_indirect_ref_1.
9776 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
9778 * tree-data-ref.c (subscript_dependence_tester_1): Call
9779 free_conflict_function.
9780 (compute_self_dependence): Same.
9782 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
9785 * debug.h (dwarf2out_switch_text_section): Move declaration from ...
9786 * dwarf2out.c (dwarf2out_switch_text_section): ... here. Make
9788 * final.c (final_scan_insn) [NOTE_INSN_SWITCH_TEXT_SECTIONS]:
9789 Depending on dwarf2out_do_frame, call dwarf2out_switch_text_section
9790 for DWARF2_UNWIND_INFO targets.
9792 2008-01-16 Richard Guenther <rguenther@suse.de>
9795 * c-typeck.c (common_pointer_type): Do not merge inconsistent
9796 type qualifiers for function types.
9798 2008-01-15 Jerry DeLisle <jvdelisle@gcc.gnu.org>
9800 * tree-parloops.c (gen_parallel_loop): Fix ommision of declaration for
9801 loop_iterator li from previous commit.
9803 2008-01-15 Sebastian Pop <sebastian.pop@amd.com>
9805 * tree-parloops.c (gen_parallel_loop): Free loop bound estimations.
9807 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
9809 * tree-parloops.c (loop_has_blocks_with_irreducible_flag): New.
9810 (parallelize_loops): Don't parallelize irreducible components.
9812 2008-01-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9815 * c-opts (c_common_post_options): Do not enable CPP
9816 flag_pedantic_errors by default.
9818 2008-01-14 Eric Botcazou <ebotcazou@adacore.com>
9820 PR rtl-optimization/31944
9821 * cse.c (remove_pseudo_from_table): New function.
9822 (merge_equiv_classes): Use above function to remove pseudo-registers.
9823 (invalidate): Likewise.
9825 2008-01-13 Richard Guenther <rguenther@suse.de>
9828 * emit-rtl.c (set_reg_attrs_for_decl_rtl): Use DECL_MODE
9829 instead of TYPE_MODE to deal with calls from expand_one_error_var.
9831 2008-01-13 Uros Bizjak <ubizjak@gmail.com>
9833 * gcse.c (cprop_jump): Call validate_unshare_change instead of
9834 validate_change to unshare the source of the PC set.
9836 2008-01-12 Jan Hubicka <jh@suse.cz>
9839 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Do not construct
9840 references above array bounds. This might trigger bounds checks for
9843 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
9845 * tree-ssa-ter.c (free_temp_expr_table): Free num_in_part and
9846 new_replaceable_dependencies.
9848 2008-01-12 Doug Kwan <dougkwan@google.com>
9850 * c-decl.c: (grokdeclarator): Use OPT_Wignored_qualifiers
9851 instead of OPT_Wreturn_type in warning due to ignored return type
9853 * c-opt.c (c_common_post_option): Add -Wignored-qualifiers to
9854 options included in -Wextra.
9855 * c.opt: New option -Wignored_qualifiers.
9856 * doc/invoke.texi (Warning Options, -Wextra): Add new option
9857 -Wignore_qualifiers.
9858 (-Wignored-qualifiers): Document.
9859 (-Wreturn-type): Remove description of functionality now handled
9860 by -Wignored-qualifiers.
9862 2008-01-12 Eric Botcazou <ebotcazou@adacore.com>
9865 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Fold an existing
9866 NOP_EXPR if it is between integral types with the same precision.
9868 2008-01-12 Jan Hubicka <jh@suse.cz>
9871 * invoke.texi (max-inline-recursive-depth): Fix default value.
9873 2008-01-12 Zdenek Dvorak <ook@ucw.cz>
9875 * tree-parloops.c (transform_to_exit_first_loop): Cast nit to the
9878 2008-01-11 Bob Wilson <bob.wilson@acm.org>
9880 * config/xtensa/xtensa.c (override_options): Set flag_shlib.
9882 2008-01-11 James E. Wilson <wilson@specifix.com>
9885 * config/vax/elf.h (FRAME_POINTER_CFA_OFFSET): Define.
9887 2008-01-11 Anatoly Sokolov <aesok@post.ru>
9889 * config/avr/avr.c (expand_prologue, expand_epilogue): Don't
9890 save/restore frame pointer register and don't use 'call-prologues'
9891 optimization in function with "OS_task" attribute.
9893 2008-01-11 Eric Botcazou <ebotcazou@adacore.com>
9896 * expr.c (copy_blkmode_from_reg): Use a mode suited to the size
9897 when copying to memory.
9899 2008-01-11 Steven Bosscher <stevenb.gcc@gmail.com>
9901 PR rtl-optimization/30905
9902 * cfgcleanup.c: Include dce.h
9903 (crossjumps_occured): New global variable.
9904 (try_crossjump_bb): Exit loop after finding a fallthru edge.
9905 If something changed, set crossjumps_occured to true.
9906 (try_optimize_cfg): Clear crossjumps_occured at the beginning.
9907 Don't add/remove fake edges to exit here...
9908 (cleanup_cfg): ...but do it here, when crossjumping.
9909 Run a fast DCE when successful crossjumps occured in the latest
9910 iteration of try_optimize_cfg.
9912 2008-01-11 Richard Guenther <rguenther@suse.de>
9914 * tree-ssa-sccvn.c (struct vn_binary_op_s): Move hashcode near opcode.
9915 (struct vn_unary_op_s): Likewise.
9916 (vn_reference_insert): Free old reference on hash collision.
9918 2008-01-10 Raksit Ashok <raksit@google.com>
9920 PR rtl-optimization/27971
9921 * combine.c (find_split_point): Split PLUS expressions which are
9922 inside a MEM rtx, and whose first operand is complex.
9924 2008-01-10 DJ Delorie <dj@redhat.com>
9926 * config/m32c/m32c.c (m32c_hard_regno_nregs_1): Renamed from...
9927 (m32c_hard_regno_nregs): ...this, which is now a wrapper.
9928 (m32c_hard_regno_ok): Call the underlying function.
9930 2008-01-10 Richard Guenther <rguenther@suse.de>
9933 * tree-cfg.c (tree_merge_blocks): Do not go through the
9934 full-blown folding and stmt updating path if we just deal
9935 with virtual operands.
9936 * tree-ssa-copy.c (may_propagate_copy): Do not short-cut
9937 test for abnormal SSA_NAMEs.
9939 2008-01-10 Andreas Krebbel <krebbel1@de.ibm.com>
9942 * reload.c (push_reload): Add assertions. All constants from
9943 reg_equiv_constant should have been used for replacing the respective
9945 (find_reloads_address): Invoke find_reloads_address_part for
9946 constant taken from the reg_equiv_constant array.
9948 2008-01-10 Steven Bosscher <stevenb.gcc@gmail.com>
9950 * tree-ssa-sccvn.h (struct vn_ssa_aux): Make the most accessed
9951 field (valnum) the first in the struct. Replace bools with
9954 2008-01-10 Richard Guenther <rguenther@suse.de>
9956 PR tree-optimization/34651
9957 * tree-sra.c (sra_build_assignment): Sanitize. Use the correct
9958 types and ordering for masking and converting.
9960 2008-01-09 Sebastian Pop <sebastian.pop@amd.com>
9962 PR tree-optimization/34017
9963 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Generate code
9964 also for PHI_NODE expressions.
9966 2008-01-09 Jan Hubicka <jh@suse.cz>
9968 PR tree-optimization/34708
9969 * tree-inline.c (estimate_num_insns_1): Compute cost of SWITCH_EXPR
9970 based on number of case labels.
9971 (init_inline_once): Remove switch_cost.
9972 * tree-inline.h (eni_weights_d): Remove switch_cost.
9974 2008-01-09 Richard Guenther <rguenther@suse.de>
9975 Andrew Pinski <andrew_pinski@playstation.sony.com>
9978 * gimplify.c (gimplify_cond_expr): Do not create an addressable
9979 temporary if an rvalue is ok or an lvalue is not required.
9981 2008-01-09 Richard Guenther <rguenther@suse.de>
9984 * tree-data-ref.c (initialize_matrix_A): Use tree_low_cst,
9987 2008-01-09 Richard Guenther <rguenther@suse.de>
9990 * tree.c (host_integerp): Check for sizetype only if the
9991 type is an integer type.
9993 2008-01-09 Steven Bosscher <stevenb.gcc@gmail.com>
9996 * opts.c (decode_options): Disable inlining of functions called
9997 once if not in unit-at-a-time mode.
9999 2008-01-09 Alexandre Oliva <aoliva@redhat.com>
10001 * Makefile.in (dse.o): Remove duplicate $(RECOG_H) dependency.
10003 2008-01-08 Richard Guenther <rguenther@suse.de>
10005 PR middle-end/31863
10006 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Bail
10007 out early if the result will be unused.
10009 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
10014 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
10015 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
10018 2008-01-08 Jan Sjodin <jan.sjodin@amd.com>
10020 * config/i386/i386.c (k8_cost, amdfam10_cost): Branch costs
10021 for vectorization tuned.
10023 2008-01-08 Richard Guenther <rguenther@suse.de>
10025 PR tree-optimization/34683
10026 * tree-ssa-operands.c (operand_build_cmp): Export.
10027 * tree-ssa-operands.h (operand_build_cmp): Declare.
10028 * tree-vn.c (vuses_compare): Remove.
10029 (sort_vuses): Use operand_build_cmp.
10030 (sort_vuses_heap): Likewise.
10031 * tree-ssa-sccvn.c (vuses_to_vec): Use VEC_reserve, not VEC_alloc
10032 to re-use old VEC if available. Do not sort already sorted VUSEs.
10033 (vdefs_to_vec): Do not sort already sorted VDEFs.
10035 2008-01-08 Jakub Jelinek <jakub@redhat.com>
10037 PR middle-end/34694
10038 * omp-low.c (copy_var_decl): Copy also DECL_SOURCE_LOCATION.
10040 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
10043 * doc/invoke.texi (i386 and x86-64 Options) [mrecip]: Document
10044 limitations of reciprocal sequences on x86 targets.
10046 2008-01-08 Richard Guenther <rguenther@suse.de>
10048 PR tree-optimization/34683
10049 * tree-flow-inline.h (var_ann): Remove overzealous asserts.
10051 2008-01-07 Jakub Jelinek <jakub@redhat.com>
10054 * config/darwin.c (darwin_mergeable_string_section): Don't use
10055 .cstring if int_size_in_bytes != TREE_STRING_LENGTH.
10057 2008-01-07 Uros Bizjak <ubizjak@gmail.com>
10060 * config/i386/i386.md (neg<mode>2): Rename from negsf2, negdf2 and
10061 negxf2. Macroize expander using X87MODEF mode iterator. Change
10062 predicates of op0 and op1 to register_operand.
10063 (abs<mode>2): Rename from abssf2, absdf2 and negxf2. Macroize
10064 expander using X87MODEF mode iterator. Change predicates of
10065 op0 and op1 to register_operand.
10066 ("*absneg<mode>2_mixed", "*absneg<mode>2_sse"): Rename from
10067 corresponding patterns and macroize using MODEF macro. Change
10068 predicates of op0 and op1 to register_operand and remove
10069 "m" constraint. Disparage "r" alternative with "!".
10070 ("*absneg<mode>2_i387"): Rename from corresponding patterns and
10071 macroize using X87MODEF macro. Change predicates of op0 and op1
10072 to register_operand and remove "m" constraint. Disparage "r"
10073 alternative with "!".
10074 (absneg splitter with memory operands): Remove.
10075 ("*neg<mode>2_1", "*abs<mode>2_1"): Rename from corresponding
10076 patterns and macroize using X87MODEF mode iterator.
10077 * config/i386/sse.md (negv4sf2, absv4sf2, neg2vdf2, absv2df2):
10078 Change predicate of op1 to register_operand.
10079 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Remove support
10080 for memory operands.
10082 2008-01-07 Nathan Froyd <froydnj@codesourcery.com>
10084 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add clause for mcpu=8548.
10086 2008-01-07 Richard Guenther <rguenther@suse.de>
10088 * basic-block.h (struct edge_def): Pair dest_idx with goto_locus
10091 2008-01-07 Richard Guenther <rguenther@suse.de>
10093 PR tree-optimization/34683
10094 * tree-ssa-sccvn.c (vuses_to_vec): Pre-allocate the vector of
10095 VOPs of the needed size to save memory. Use VEC_quick_push
10096 to save compile-time.
10097 (vdefs_to_vec): Likewise.
10099 2008-01-07 Sa Liu <saliu@de.ibm.com>
10101 * config/spu/spu.md (divdf3): Genetate inline code for double
10102 division. The implementation doesn't handle INF or NAN, therefore it
10103 only applies when -ffinite-math-only is given.
10105 2008-01-06 Paolo Carlini <pcarlini@suse.de>
10108 * c-cppbuiltin.c (c_cpp_builtins): Define __GXX_RTTI, if appropriate.
10109 * doc/cpp.texi ([Common Predefined Macros]): Document.
10111 2008-01-06 Uros Bizjak <ubizjak@gmail.com>
10113 * config/i386/i386.c (ix86_emit_swsqrtsf): Use negative constants in
10114 order to use commutative addition instead of subtraction.
10116 2008-01-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
10117 Mircea Namolaru <namolaru@il.ibm.com>
10118 Vladimir Yanovsky <yanov@il.ibm.com>
10119 Revital Eres <eres@il.ibm.com>
10121 PR tree-optimization/34263
10122 * tree-outof-ssa.c (process_single_block_loop_latch,
10123 contains_tree_r): New functions.
10124 (analyze_edges_for_bb): Call process_single_block_loop_latch
10125 function to empty single-basic-block latch block if possible.
10127 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
10129 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
10131 (ix86_emit_swsqrtsf): Do not filter out infinity for rsqrt expansion.
10133 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
10135 * c-omp.c (check_omp_for_incr_expr): Handle CONVERT_EXPR.
10137 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
10139 * config/mips/mips.c (mips_in_small_data_p): Reinstate size > 0 check.
10141 2008-01-05 Jakub Jelinek <jakub@redhat.com>
10143 PR tree-optimization/34618
10144 * tree-outof-ssa.c (create_temp): Copy over DECL_GIMPLE_REG_P
10147 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
10150 * config/i386/i386.c (ix86_emit_swsqrtsf): Swap input operands
10151 in the call to gen_rtx_NE. Remove unneeded VECTOR_MODE_P check.
10152 Update copyright year.
10154 * config/i386/i386.md (rsqrtsf2): Enable for TARGET_SSE_MATH.
10155 Update copyright year.
10156 * config/i386/sse.md (rsqrtv4sf2): Ditto. Unconditionally expand
10159 2008-01-05 Zhouyi Zhou <zhouzhouyi@FreeBSD.org>
10161 * tree-vrp.c (find_conditional_asserts): Remove redundant check that
10162 edge does not point to current bb before changing need_assert.
10164 2008-01-04 Richard Guenther <rguenther@suse.de>
10166 PR middle-end/34029
10167 * tree-cfg.c (verify_expr): Do not look inside ADDR_EXPRs
10168 for verifying purposes if they are is_gimple_min_invariant.
10170 2008-01-04 Aldy Hernandez <aldyh@redhat.com>
10172 PR tree-optimization/34448
10173 PR tree-optimization/34465
10174 * gimplify.c (gimplify_init_constructor): Add new parameter
10175 notify_temp_creation. Use it.
10176 (gimplify_modify_expr_rhs): Take volatiles into account when
10177 optimizing constructors.
10178 Do not optimize constructors if gimplify_init_constructor will dump to
10180 * gcc.dg/tree-ssa/pr32901.c: Tests const volatiles.
10181 * gcc.c-torture/compile/pr34448.c: New.
10183 2008-01-04 Jakub Jelinek <jakub@redhat.com>
10185 PR gcov-profile/34609
10186 * tree-inline.c (declare_return_variable): Set TREE_ADDRESSABLE on
10187 return_slot if result is TREE_ADDRESSABLE.
10189 2008-01-04 Richard Sandiford <rsandifo@nildram.co.uk>
10191 * config/mips/mips.md (sqrt_condition): Tweak comment.
10192 (recip_condition): Likewise. Require TARGET_FLOAT64 for DFmode.
10194 2008-01-03 Tom Tromey <tromey@redhat.com>
10197 * c-common.c (c_type_hash): Handle VLAs.
10199 2008-01-03 Jan Hubicka <jh@suse.cz>
10201 PR tree-optimization/31081
10202 * tree-inline.c (remap_ssa_name): Initialize uninitialized SSA vars to
10203 0 when inlining and not inlining to first basic block.
10204 (remap_decl): When var is initialized to 0, don't set default_def.
10205 (expand_call_inline): Set entry_bb.
10206 * tree-inline.h (copy_body_data): Add entry_bb.
10208 2008-01-03 Jakub Jelinek <jakub@redhat.com>
10211 * cgraphunit.c (cgraph_build_static_cdtor): set_cfun back to NULL
10214 PR tree-optimization/29484
10215 * tree-inline.c (inline_forbidden_p_2): New function.
10216 (inline_forbidden_p): Disallow inlining if some static var
10217 has an address of a local LABEL_DECL in its initializer.
10218 * doc/extend.texi (Labels as Values): Document &&foo behaviour
10221 2008-01-03 Sebastian Pop <sebastian.pop@amd.com>
10223 PR tree-optimization/34635
10224 * tree-data-ref.c (add_other_self_distances): Make sure that the
10225 evolution step is constant.
10227 2008-01-03 Jakub Jelinek <jakub@redhat.com>
10229 PR middle-end/34608
10230 * omp-low.c (expand_omp_parallel): Purge dead EH edges in the child fn.
10232 2008-01-02 Richard Sandiford <rsandifo@nildram.co.uk>
10234 * tree-sra.c (scalarize_init): Insert the generate_element_init
10235 statements after the generate_element_zero statements.
10237 2008-01-02 Richard Guenther <rguenther@suse.de>
10239 PR middle-end/34093
10240 PR middle-end/31976
10241 * tree-ssa-operands.c (ssa_operand_alloc): Also allocate a buffer
10242 for very large number of operands instead of ICEing.
10244 2008-01-02 Arthur Norman <acn1@cam.ac.uk>
10247 * config/i386/i386.c (ix86_expand_prologue): Save red-zone
10248 while stack probing.
10250 2008-01-01 Douglas Gregor <doug.gregor@gmail.com>
10252 * c-opts.c (sanitize_cpp_opts): Don't warn about "long long" when
10255 2008-01-01 Volker Reichelt <v.reichelt@netcologne.de>
10257 PR libmudflap/26442
10258 * tree-mudflap.c (mx_register_decls): Guard warning by
10259 !DECL_ARTIFICIAL check.
10261 2008-01-01 Jakub Jelinek <jakub@redhat.com>
10263 * config/i386/sse.md (sse5_pperm, sse5_pperm_pack_v2di_v4si,
10264 sse5_pperm_pack_v4si_v8hi, sse5_pperm_pack_v8hi_v16qi,
10265 sse5_perm<mode>): Fix constraints.