1 2008-05-20 Alexandre Oliva <aoliva@redhat.com>
3 * cselib.c (cselib_record_sets): Use correct mode for IF_THEN_ELSE.
5 2008-05-19 Xinliang David Li <davidxl@google.com>
7 * tree-ssa-dce.c: Revert patches of 2008-05-17 and 2008-05-18.
10 * doc/invoke.texi: Ditto.
12 2008-05-19 Eric Botcazou <ebotcazou@adacore.com>
14 * tree.c (substitute_in_expr) <tcc_vl_exp>: Fix thinko.
15 (substitute_placeholder_in_expr) <tcc_vl_exp>: Minor tweak.
17 2008-05-19 H.J. Lu <hongjiu.lu@intel.com>
19 * config/i386/i386.c (ix86_expand_vector_init_concat): Change
20 sizes of operand array from 8/4 to 4/2.
21 (ix86_expand_vector_init_general): Change size of operand array
22 from 32 to 16. Remove op0, op1 and half_mode.
24 2008-05-19 H.J. Lu <hongjiu.lu@intel.com>
26 * config/i386/i386.c (ix86_expand_vector_init_concat): New.
27 (ix86_expand_vector_init_interleave): Likewise.
28 (ix86_expand_vector_init_general): Use them. Assert word_mode
29 == SImode when n_words == 4.
31 2008-05-19 Uros Bizjak <ubizjak@gmail.com>
33 * config/i386/i386.c (ix86_secondary_reload): New static function.
34 (TARGET_SECONDARY_RELOAD): New define.
35 * config/i386/i386.h (SECONDARY_OUTPUT_RELOAD_CLASS): Remove.
36 * config/i386/i386.md (reload_outqi): Remove.
38 2008-05-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
41 * builtins.c (mathfn_built_in_1): Renamed from mathfn_built_in.
42 Add `implicit' parameter. Handle BUILT_IN_SIGNBIT.
43 (mathfn_built_in): Rewrite in terms of mathfn_built_in_1.
44 (fold_builtin_classify): Handle BUILT_IN_ISINF_SIGN.
45 (fold_builtin_1): Likewise.
46 * builtins.def (BUILT_IN_ISINF_SIGN): New.
47 c-common.c (check_builtin_function_arguments): Handle
49 * doc/extend.texi: Document __builtin_isinf_sign.
50 * fold-const.c (operand_equal_p): Handle COND_EXPR.
52 2008-05-18 Eric Botcazou <ebotcazou@adacore.com>
54 * tree-ssa-dom.c (tree_ssa_dominator_optimize): If some blocks need
55 EH cleanup at the end of the pass, search for those that have been
56 turned into forwarder blocks and do the cleanup on their successor.
58 2008-05-18 Richard Guenther <rguenther@suse.de>
60 * tree-cfg.c (verify_gimple_expr): Allow conversions from
61 pointers to sizetype and vice versa.
63 2008-05-18 Xinliang David Li <davidxl@google.com>
65 * gcc/tree-ssa-dce.c: Coding style fix.
66 (check_pow): Documentation comment.
67 (check_log): Documenation comment. Coding style fix.
68 (is_unnecessary_except_errno_call): Ditto.
69 (gen_conditions_for_pow): Ditto.
70 (gen_conditions_for_log): Ditto.
71 (gen_shrink_wrap_conditions): Ditto.
72 (shrink_wrap_one_built_in_calls): Ditto.
73 * gcc/doc/invoke.texi: Better documentation string.
74 * ChangeLog: Fix wrong change log entries from
75 May 17 checkin on function call DCE.
77 2008-05-17 Kaz Kojima <kkojima@gcc.gnu.org>
79 * config/sh/sh.c (sh_output_mi_thunk): Update the use of init_flow.
81 2008-05-17 Kenneth Zadeck <zadeck@naturalbridge.com>
83 * doc/rtl.texi (RTL_CONST_CALL_P, RTL_PURE_CALL_P): Fixed typos.
84 * df-problems.c (simulation routines): Fixed block comment to
85 properly say how to add forwards scanning functions.
87 2008-05-17 Eric Botcazou <ebotcazou@adacore.com>
89 * tree-inline.c (setup_one_parameter): Remove dead code.
91 2008-05-17 Eric Botcazou <ebotcazou@adacore.com>
93 * fold-const.c (fold_unary) <CASE_CONVERT>: Fold the cast into
94 a BIT_AND_EXPR only for an INTEGER_TYPE.
96 2008-05-17 Xinliang David Li <davidxl@google.com>
98 * gcc/tree-ssa-dce.c (cond_dead_built_in_calls): New static variable.
99 (check_pow, check_log, is_unnecessary_except_errno_call): New
100 functions to check for eliminating math functions that are pure
101 except for setting errno.
102 (gen_conditions_for_pow, gen_conditionas_for_log): New functions to
103 general condition expressions for shrink-wrapping pow/log calls.
104 (gen_shrink_wrap_conditions): Ditto.
105 (shrink_wrap_one_built_in_call): Ditto.
106 (shrink_wrap_conditional_dead_built_in_calls): Ditto.
107 (mark_operand_necessary): If debugging, output if OP is necessary.
108 (eliminate_unnecessary_stmts): Eliminate pow, log calls that are
110 * gcc/opts.c (decode_options): set flag_tree_builtin_dce to 1 when
112 * gcc/common.opt: New user flag -ftree-builtin-dce.
113 * gcc/doc/invoke.texi (-ftree-builtin-dce): New option.
115 2008-05-16 David S. Miller <davem@davemloft.net>
117 * config/sparc/linux.h (NO_PROFILE_COUNTERS): Undef before overriding.
118 * config/sparc/linux64.h (NO_PROFILE_COUNTERS): Likewise.
120 2008-05-16 Uros Bizjak <ubizjak@gmail.com>
123 * config/i386/i386.h (SECONDARY_MEMORY_NEEDED_MODE): New define.
125 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
127 * ifcvt.c (dead_or_predicable): Rename
128 df_simulate_one_insn_backwards to df_simulate_one_insn.
129 * recog.c (peephole2_optimize): Ditto.
130 * rtl-factoring.c (collect_pattern_seqs, clear_regs_live_in_seq):
132 * df.h: Rename df_simulate_one_insn_backwards to
133 df_simulate_one_insn. and delete df_simulate_one_insn_forwards.
134 * df-problems.c (df_simulate_artificial_refs_at_top) Reversed
135 scanning of defs and uses.
136 (df_simulate_one_insn_backwards): Renamed to df_simulate_one_insn.
137 (df_simulate_one_insn_forwards): Removed.
139 2008-05-16 Doug Kwan <dougkwan@google.com>
141 * real.c (real_to_decimal, real_to_hexadecimal): Distinguish
143 (real_from_string): Handle NaNs and Inf as approriate.
145 2008-05-16 Nathan Froyd <froydnj@codesourcery.com>
147 * doc/gty.texi (Source Files Containing Type Information): Note
148 that headers should appear first in the gtfiles list.
150 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
152 * tree.def (COND_EXEC): Properly documented this code.
154 2008-05-16 Diego Novillo <dnovillo@google.com>
156 * dwarf2asm.c (dw2_assemble_integer): Clarify comment.
157 * tree-nested.c (get_trampoline_type): Set DECL_CONTEXT for
160 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
162 * tree-ssa-dse (max_stmt_uid): Removed.
163 (get_stmt_uid, dse_possible_dead_store_p, dse_optimize_stmt,
164 tree_ssa_dse): Encapsulate all uses of stmt_ann->uid.
165 * tree-ssa-sccvn.c (compare_ops, init_scc_vn): Ditto.
166 * function.h (cfun.last_stmt_uid): New field.
167 * tree-flow-inline.h (set_gimple_stmt_uid, gimple_stmt_uid,
168 gimple_stmt_max_uid, set_gimple_stmt_max_uid, inc_gimple_stmt_max_uid):
170 * tree-dfa.c (renumber_gimple_stmt_uids): New function.
171 (create_stmt_ann): Initialize the ann->uid field.
172 * tree-ssa-pre.c (compute_avail): Encapsulate the stmt_ann->uid
174 * tree-flow.h (renumber_gimple_stmt_uids): New function.
176 2008-05-16 Nathan Froyd <froydnj@codesourcery.com>
178 * tree-flow.h (init_empty_tree_cfg_for_function): Declare.
179 * tree-cfg.c (init_empty_tree_cfg_for_function): Define.
180 (init_empty_tree_cfg): Call it.
182 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
184 * cfg.c (init_flow): Add argument THE_FUN. Use it instead of cfun.
187 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
189 * doc/invoke.text (-fdump-tree-*-verbose): New option.
190 * tree-dump.c (dump_options): New verbose option.
191 * tree-pretty-print.c (dump_phi_nodes, dump_generic_bb_buff):
193 * tree-pass.h (TDF_VERBOSE): New dump flag.
194 * print-tree.c (print_node): Added code to be able to print PHI_NODES.
195 (tree-flow.h): Added include.
196 * Makefile.in (print-tree.o): Added TREE_FLOW_H.
198 2008-05-16 Bernd Schmidt <bernd.schmidt@analog.com>
200 * config/bfin/bfin.c (bfin_discover_loops): Delete empty loops.
202 From Jie Zhang <jie.zhang@analog.com>
203 * config/bfin/t-bfin-elf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
204 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Remove mcpu=bf532-0.3,
205 mcpu=bf561-none and mcpu=bf561-0.2.
206 * config/bfin/t-bfin-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
207 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Likewise.
208 * config/bfin/t-bfin-linux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
209 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Likewise.
210 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add BFIN_CPU_UNKNOWN.
211 * config/bfin/elf.h (STARTFILE_SPEC): Use specific CRT for BF561.
212 (LIB_SPEC): Use proper linker script for bf561. Error if no mcpu
214 * config/bfin/bfin.c (bfin_cpu_type): Set to BFIN_CPU_UNKNOWN.
215 (cputype_selected): Remove.
216 (bfin_handle_option): Don't use cputype_selected.
217 (override_options): When no mcpu option, enable all workarounds.
218 Don't use bfin_workarounds.
219 * config/bfin/bfin.h (DRIVER_SELF_SPECS): Don't set default
221 (DEFAULT_CPU_TYPE): Don't define.
223 2008-05-16 Richard Guenther <rguenther@suse.de>
225 * tree-ssa-propagate.c (substitute_and_fold): Fix stmt walking
226 on deletion of the last stmt.
228 2008-05-15 H.J. Lu <hongjiu.lu@intel.com>
230 * config/i386/i386.c (ix86_expand_vector_init_general): Optimize
231 V8HImode for SSE2 and V16QImode for SSE4.1.
233 2008-05-15 Kenneth Zadeck <zadeck@naturalbridge.com>
235 * cgraph.h (compute_inline_parameters): Made public.
236 * tree-pass.h (ipa_opt_pass): Removed function_generate_summary,
237 variable_generate_summary, function_write_summary,
238 variable_write_summary, variable_read_summary. Added generate_summary,
239 write_summary, read_summary.
240 * cgraphunit.c (cgraph_process_new_functions): Changed call from
241 pass_ipa_inline.function_generate_summary, to
242 compute_inline_parameters.
243 * ipa-inline.c (compute_inline_parameters): Made public and added
245 (compute_inline_parameters_for_current): New function.
246 (pass_inline_param): Now calls compute_inline_parameters_for_current.
247 (inline_generate_summary): Removed parameter and made to loop over
249 (pass_ipa_inline): Updated for new IPA_PASS structure.
250 * passes.c (execute_ipa_summary_passes): Now is called once per
251 pass rather than once per node*pass.
253 2008-05-15 Anatoly Sokolov <aesok@post.ru>
255 * config/avr/avr.c (avr_base_arch_macro, avr_have_movw_lpmx_p,
256 avr_have_mul_p, avr_asm_only_p): Remove variables.
257 (avr_override_options): Remove initialization of removed variables.
258 (avr_file_start): Convert removed variables to fields of
259 'struct base_arch_s *avr_current_arch'.
260 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): (Ditto.).
261 (AVR_HAVE_MUL): (Ditto.).
262 (AVR_HAVE_MOVW): (Ditto.).
263 (AVR_HAVE_LPMX): (Ditto.).
264 (avr_base_arch_macro, avr_have_movw_lpmx_p, avr_have_mul_p,
265 avr_asm_only_p): Remove declaration.
267 2008-05-15 Diego Novillo <dnovillo@google.com>
269 * config/arm/arm.c (arm_return_in_memory): Fix return type.
270 * config/arm/arm-protos.h (arm_return_in_memory): Likewise.
272 2008-05-15 Adam Nemet <anemet@caviumnetworks.com>
275 * combine.c (check_conversion): Rename back to check_promoted_subreg.
276 Don't call record_truncated_value from here.
277 (record_truncated_value): Turn it into a for_each_rtx callback.
278 (record_truncated_values): New function.
279 (combine_instructions): Call note_uses with record_truncated_values.
280 Change name of check_conversion to check_promoted_subreg.
282 2008-05-15 Janis Johnson <janis187@us.ibm.com>
284 * doc/sourcebuild.texi: Document support for torture tests.
286 2008-05-15 Uros Bizjak <ubizjak@gmail.com>
288 * config/i386/sse.md (*vec_concatv2sf_sse4_1): Add "m" constraint
289 to alternative 4 of operand 2.
291 2008-05-15 Richard Guenther <rguenther@suse.de>
293 * tree-pass.h (current_pass): Declare.
294 (get_pass_for_id): Likewise.
295 * passes.c (passes_by_id, passes_by_id_size): New globals.
296 (set_pass_for_id): New function.
297 (get_pass_for_id): Likewise.
298 (register_one_dump_file): Use set_pass_for_id to populate passes_by_id.
299 (execute_function_todo): Flush per function statistics.
300 * toplev.c (compile_file): Init statistics.
301 (general_init): Do early statistics initialization.
302 (finalize): Finish statistics.
303 * statistics.h (statistics_early_init): Declare.
304 (statistics_init): Likewise.
305 (statistics_fini): Likewise.
306 (statistics_fini_pass): Likewise.
307 (statistics_counter_event): Likewise.
308 (statistics_histogram_event): Likewise.
309 * statistics.c: New file.
310 * Makefile.in (OBJS-common): Add statistics.o.
311 (statistics.o): Add dependencies.
312 * doc/invoke.texi (-fdump-statistics): Document.
314 * tree-ssa-pre.c (compute_antic): Use statistics_histogram_event.
316 (execute_pre): Use statistics_counter_event.
317 * tree-ssa-propagate.c (struct prop_stats_d): Add num_dce field.
318 (substitute_and_fold): Increment it. Use statistics_counter_event.
320 2008-05-15 Diego Novillo <dnovillo@google.com>
322 http://gcc.gnu.org/ml/gcc-patches/2008-05/msg00893.html
324 * treestruct.def (TS_STRUCT_FIELD_TAG): Remove.
325 * tree-ssa-alias.c (new_type_alias): Remove references to
326 sub-variables from comment.
327 * tree-ssa-operands.c (swap_tree_operands): Likewise.
329 2008-05-15 H.J. Lu <hongjiu.lu@intel.com>
331 * config/i386/sse.md (*vec_concatv2sf_sse4_1): Set prefix_extra
332 attribute to 1 only for insertps alternative.
334 2008-05-15 Bernd Schmidt <bernd.schmidt@analog.com>
336 * config/bfin/bfin.md (loadbytes): New pattern.
337 * config/bfin/bfin.c (enum bfin_builtins): Add BFIN_BUILTIN_LOADBYTES.
338 (bfin_init_builtins): Initialize it.
339 (bdesc_1arg): Add it.
341 2008-05-15 Sa Liu <saliu@de.ibm.com>
343 * testsuite/gfortran.dg/c_kind_int128_test1.f03: New.
344 * testsuite/gfortran.dg/c_kind_int128_test2.f03: New.
345 * testsuite/lib/target-supports.exp: Add
346 check_effective_target_fortran_integer_16.
348 2008-05-15 Bernd Schmidt <bernd.schmidt@analog.com>
350 * config/bfin/bfin.h (TARGET_RETURN_IN_MEMORY): Don't define here.
351 * config/bfin/bfin-protos.h (bfin_return_in_memory): Don't declare.
352 * config/bfin/bfin.c (bfin_return_in_memory): Now static. Return bool.
353 (TARGET_RETURN_IN_MEMORY): Define.
355 2008-05-15 Richard Guenther <rguenther@suse.de>
358 * tree-ssa-alias.c (new_type_alias): Do not set TREE_READONLY.
359 * tree-flow-inline.h (unmodifiable_var_p): Memory tags never
360 represent unmodifiable vars.
362 2008-05-15 Richard Guenther <rguenther@suse.de>
364 * tree-dfa.c (refs_may_alias_p): Allow all kinds of
365 INDIRECT_REF and TARGET_MEM_REF.
366 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
369 2008-05-15 Uros Bizjak <ubizjak@gmail.com>
370 H.J. Lu <hongjiu.lu@intel.com>
372 * config/i386/sse.md (*vec_concatv2sf_sse4_1): New insn pattern.
373 (*vec_concatv2si_sse4_1): Use vector_move_operand predicate
374 for operand 2. Remove pinsr{q,d} with 0x0 immediate operand from
375 insn alternatives. Add missing alternatives.
376 (*vec_concatv2di_rex64_sse4_1): Likewise.
377 (*vec_concatv2si_sse2): Use "x" register constraint instead of "Y2".
378 (*vec_concatv2di_rex64_sse): Rename from *vec_concatv2di_rex64.
381 2008-05-15 Richard Guenther <rguenther@suse.de>
383 PR tree-optimization/36009
384 PR tree-optimization/36204
385 * tree-ssa-loop-im.c (tree-ssa-propagate.h): Include.
386 (determine_invariantness_stmt): Record the loop a store is
388 * Makefile.in (tree-ssa-loop-im.o): Add tree-ssa-propagate.h
391 2008-05-15 Richard Guenther <rguenther@suse.de>
393 PR tree-optimization/34330
394 * tree-ssa-alias.c (get_smt_for): Only assert that accesses
395 through the pointer will alias the SMT.
397 2008-05-14 Andreas Tobler <a.tobler@schweiz.org>
399 * config/sparc/sparc.h (NO_PROFILE_COUNTERS): Define as 0.
401 2008-05-14 H.J. Lu <hongjiu.lu@intel.com>
403 * config/i386/sse.md (*sse4_1_pinsrq): Make it 64bit only.
405 2008-05-14 Michael Meissner <michael.meissner@amd.com>
406 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
408 * optabs.h (optab_index): Add OTI_vashl, OTI_vlshr, OTI_vashr,
409 OTI_vrotl, OTI_vrotr to support vector/vector shifts.
410 (vashl_optab): New optab for vector/vector shifts.
411 (vashr_optab): Ditto.
412 (vlshr_optab): Ditto.
413 (vrotl_optab): Ditto.
414 (vrotr_optab): Ditto.
415 (optab_subtype): New enum for optab_for_tree_code call.
416 (optab_for_tree_code): Add enum optab_subtype argument.
418 * optabs.c (optab_for_tree_code): Take an additional argument to
419 distinguish between a vector shift by a scalar and vector shift by
420 a vector. Make lshr/ashr/ashl/rotl/rotr optabs just vector
421 shifted by a scalar. Use vlshr/vashr/vashl/vrotl/vrotr for the
422 vector shift by a vector.
423 (expand_widen_pattern_expr): Pass additional argument to
426 * genopinit.c (optabs): Add vashr_optab, vashl_optab, vlshr_optab,
427 vrotl_optab, vrotr_optab.
429 * expr.c (expand_expr_real_1): Update calls to
430 optab_for_tree_code to distinguish between vector shifted by a
431 scalar and vector shifted by a vector.
432 * tree-vectorizer.c (supportable_widening_operation): Ditto.
433 (supportable_narrowing_operation): Ditto.
434 * tree-vect-analyze.c (vect_build_slp_tree): Ditto.
435 * tree-vect-patterns.c (vect_pattern_recog_1): Ditto.
436 * tree-vect-transform.c (vect_model_reduction_cost): Ditto.
437 (vect_create_epilog_for_reduction): Ditto.
438 (vectorizable_reduction): Ditto.
439 (vectorizable_operation): Ditto.
440 (vect_strided_store_supported): Ditto.
441 (vect_strided_load_supported): Ditto.
442 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
443 * expmed.c (expand_shift): Ditto.
445 * doc/md.texi (ashl@var{m}3): Document that operand 2 is always a
447 (ashr@var{m}3): Ditto.
448 (vashl@var{m}3): Document new vector/vector shift standard name.
449 (vashr@var{m}3): Ditto.
450 (vlshr@var{m}3): Ditto.
451 (vrotl@var{m}3): Ditto.
452 (vrotr@var{m}3): Ditto.
454 * config/i386/i386.md (PPERM_SRC): Move PPERM masks here from i386.c.
455 (PPERM_INVERT): Ditto.
456 (PPERM_REVERSE): Ditto.
457 (PPERM_REV_INV): Ditto.
461 (PPERM_INV_SIGN): Ditto.
465 * config/i386/sse.md (mulv2di3): Add SSE5 support.
466 (sse5_pmacsdql_mem): New SSE5 define_and_split that temporarily
467 allows a memory operand to be the value being added, and split it
468 to improve vectorization.
469 (sse5_pmacsdqh_mem): Ditto.
470 (sse5_mulv2div2di3_low): SSE5 32-bit multiply and extend function.
471 (sse5_mulv2div2di3_high): Ditto.
472 (vec_pack_trunc_v8hi): Add SSE5 pperm support.
473 (vec_pack_trunc_v4si): Ditto.
474 (vec_pack_trunc_v2di): Ditto.
475 (sse5_pcmov_<mode>): Remove code that tried to use use
476 andps/andnps instead of pcmov.
477 (vec_widen_smult_hi_v4si): If we have SSE5, use the pmacsdql and
478 pmacsdqh instructions.
479 (vec_widen_smult_lo_v4si): Ditto.
481 * config/i386/i386.c (PPERM_SRC): Move PPERM masks to i386.md.
482 (PPERM_INVERT): Ditto.
483 (PPERM_REVERSE): Ditto.
484 (PPERM_REV_INV): Ditto.
488 (PPERM_INV_SIGN): Ditto.
491 (ix86_expand_sse_movcc): Move the SSE5 test after the if
493 (ix86_expand_int_vcond): If SSE5 generate all possible integer
495 (ix86_sse5_valid_op_p): Allow num_memory to be negative, which
496 says ignore whether the last reference is a memory operand.
498 2008-05-14 Michael Meissner <michael.meissner@amd.com>
499 Paolo Bonzini <bonzini at gnu dot org>
501 * config/rs6000/rs6000.c (bdesc_2arg): Change the names of vector
504 * config/rs6000/altivec.md (vashl<mode>3): Rename from ashl<mode>3.
505 (vlshr<mode>3): Rename from vlshr<mode>3.
506 (vashr<mode>3): Rename from vashr<mode>3.
507 (mulv4sf3): Change the names of vector shift patterns.
511 * config/spu/spu.c (spu_initialize_trampoline): Rename vector
514 * config/spu/spu-builtins.def (SI_SHLH): Rename vector shift insns.
539 * config/spu/spu.md (v): New iterator macro to add v for vector types.
540 (floatunssidf2_internal): Change vector/vector shift names.
541 (floatunsdidf2_internal): Ditto.
548 (vashl<mode>3): Rename from ashl<mode>3.
549 (vashr<mode>3): Rename from ashr<mode>3.
550 (vlshr<mode>3): Rename from lshr<mode>3.
551 (vrotl<mode>3): Rename from rotl<mode>3.
553 2008-05-14 Michael Meissner <michael.meissner@amd.com>
556 * config/i386/sse.md (vec_widen_smult_hi_v4si): Delete, using unsigned
557 multiply gives the wrong value when doing widening multiplies.
558 (vec_widen_smult_lo_v4si): Ditto.
560 2008-05-14 Kenneth Zadeck <zadeck@naturalbridge.com>
562 * optabs.c (prepare_cmp_insn): Changed LCT_PURE_MAKE_BLOCK to
563 LCT_PURE and LCT_CONST_MAKE_BLOCK to LCT_CONST in calls to
564 emit_library_call_value.
565 * builtins.c (expand_builtin_powi, expand_builtin_memcmp): Ditto.
566 * tree.h (ECF_LIBCALL_BLOCK): Removed.
567 * calls.c (initialize_argument_information, precompute_arguments,
568 expand_call, emit_library_call_value_1): Remove ECF_LIBCALL_BLOCK.
569 (precompute_arguments): Removed flags parameter.
570 * rtl.h (LCT_CONST_MAKE_BLOCK, LCT_PURE_MAKE_BLOCK): Removed.
572 2008-05-14 Richard Guenther <rguenther@suse.de>
574 * tree-ssa-dse.c (dse_possible_dead_store_p): Remove dead code.
575 Make sure to register the store if the use is a PHI_NODE.
577 2008-05-14 Olivier Hainque <hainque@adacore.com>
579 * expr.c (expand_expr_real_1) <normal_inner_ref>: Force op0 to
580 memory if the component is to be referenced in BLKmode according
581 to get_inner_reference.
583 2008-05-14 Adam Nemet <anemet@caviumnetworks.com>
585 * calls.c (emit_library_call_value_1): Restore code clearing
586 ECF_LIBCALL_BLOCK to ensure that we only call end_sequence once.
588 2008-05-14 Olivier Hainque <hainque@adacore.com>
589 Nicolas Roche <roche@adacore.com>
591 * configure.ac: Add support for a "gcc_subdir" variable in
592 config-lang.in, to denote a subdirectory where the language/GCC
593 integration files are to be found.
594 * configure: Regenerate.
596 2008-05-14 Ira Rosen <irar@il.ibm.com>
598 PR tree-optimization/36098
599 * tree-vect-analyze.c (vect_analyze_group_access): Set the gap
600 value for the first load in the group in case of a gap.
601 (vect_build_slp_tree): Check that there are no gaps in loads.
603 2008-05-14 Kenneth Zadeck <zadeck@naturalbridge.com>
605 * doc/rtl.texi: Removed reference to REG_NO_CONFLICT notes.
606 * optabs.c (expand_binop, expand_absneg_bit, expand_unop,
607 expand_copysign_bit, ): Change call to emit_no_conflict_block to
608 emit_insn and remove unneeded code to construct extra args.
609 (emit_no_conflict_block): Removed.
610 * optabls.h: (emit_no_conflict_block): Removed.
611 * cse.c (cse_extended_basic_block): Remove search for
612 REG_NO_CONFLICT note.
613 * global.c: Removed incorrect comment added in revision 117.
614 * expr.c (convert_move): Change call to emit_no_conflict_block to
616 * recog.c: Change comments so that they do not mention
618 * local_alloc.c (combine_regs): Removed last parameter.
619 (no_conflict_p): Removed.
620 (block_alloc): Removed note, no_conflict_combined_regno and set
621 local vars. Removed all code to process REG_NO_CONFLICT blocks.
622 (combine_regs): Removed already_dead and code to look for
623 REG_NO_CONFLICT notes.
624 * lower_subreg (remove_retval_note): Removed code to look for
625 REG_NO_CONFLICT block.
626 (resolve_reg_notes): Removed REG_NO_CONFLICT case.
627 (resolve_clobber): Remove code to process libcalls that have
628 REG_NO_CONFLICT notes.
629 * loop_invariant.c (find_invariant_insn): Removed REG_NO_CONFLICT
631 * combine.c (can_combine_p, distribute_notes): Removed
632 REG_NO_CONFLICT case.
633 * config/cris/cris.md (movdi pattern): Changed emit_no_conflict_block
635 * config/mn10300/mn10300.md (absdf2, negdf2 patterns): Ditto.
636 * config/m68k/m68k.md (negdf2, negxf2, absdf2, absxf2 patterns):
638 * reg-notes.def (NO_CONFLICT): Removed.
640 2008-05-14 David S. Miller <davem@davemloft.net>
642 * config/sparc/sparc.c (sparc_profile_hook): If
643 NO_PROFILE_COUNTERS, don't generate and pass a label into mcount.
644 * config/sparc/linux.h (NO_PROFILE_COUNTERS): Define as 1.
645 * config/sparc/linux64.h (NO_PROFILE_COUNTERS): Likewise.
647 2008-05-14 Andreas Krebbel <krebbel1@de.ibm.com>
649 * cse.c (cse_cc_succs): Invoke delete_insn_and_edges.
651 2008-05-13 Uros Bizjak <ubizjak@gmail.com>
654 * config/i386/i386.c (ix86_expand_vector_init_general): Rearrange op0
655 and op1 expansion before vector concat to have less live pseudos.
657 2008-05-13 H.J. Lu <hongjiu.lu@intel.com>
659 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
660 ix86_expand_vector_set if supported.
662 2008-05-13 Diego Novillo <dnovillo@google.com>
663 Kenneth Zadeck <zadeck@naturalbridge.com>
665 http://gcc.gnu.org/ml/gcc-patches/2008-05/msg00748.html
667 * tree.h (init_phinodes, fini_phinodes, release_phi_node,
668 phinodes_print_statistics, init_ssanames, fini_ssanames,
669 make_ssa_name, duplicate_ssa_name, duplicate_ssa_name_ptr_info,
670 release_ssa_name, release_defs, replace_ssa_name_symbol,
671 ssanames_print_statistics): Move ...
672 * tree-flow.h: ... here.
673 * tree-ssanames.c (init_ssanames): Add arguments FN and SIZE.
674 Use FN instead of cfun.
675 (make_ssa_name_fn): Rename from make_ssa_name.
676 (pass_release_ssa_names): Add TODO_dump_func to finish flags.
677 * tree-flow-inline.h (make_ssa_name): Move from
678 tree-ssanames.c. Convert to static inline. Call make_ssa_name_fn.
679 * omp-low.c (expand_omp_parallel):
680 * tree-flow-inline.h (redirect_edge_var_map_result):
681 * tree-ssa.c (init_tree_ssa): Add argument FN.
682 Use it instead of cfun. Update all users.
684 2008-05-13 Tom Tromey <tromey@redhat.com>
686 PR preprocessor/22168:
687 * doc/cpp.texi (Top): Update menu.
688 (Alternatives to Wrapper #ifndef): New node.
689 (Other Directives): Document deprecation.
690 (Obsolete Features): Remove menu.
691 (Assertions): Merge node into Obsolete Features.
692 (Obsolete once-only headers): Move earlier; rename to Alternatives
694 * doc/cppopts.texi: Update.
695 * c.opt (Wdeprecated): Enable for C and ObjC.
696 * doc/invoke.texi (Option Summary): Move -Wno-deprecated.
697 (C++ Dialect Options): Move -Wno-deprecated from here to...
698 (Warning Options): ... here.
700 2008-05-13 Richard Guenther <rguenther@suse.de>
703 * fold-const.c (fold_sign_changed_comparison): Do not allow
704 changes in pointer-ness.
706 2008-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
709 * config/sh/sh.c (sh_expand_prologue): Don't clear
710 RTX_FRAME_RELATED_P for push insns.
712 2008-05-12 Andy Hutchinson <hutchinsonandy@aim.com>
714 * config/avr/avr.h (MAX_OFILE_ALIGNMENT): Define.
716 2008-05-12 Anatoly Sokolov <aesok@post.ru>
718 * config/avr/avr.h (machine_function): Add 'is_leaf' field.
719 * config/avr/avr.c (avr_regs_to_save): Compute 'machine->is_leaf'.
720 Use 'machine->is_leaf' instead of 'leaf_func_p'.
722 2008-05-12 H.J. Lu <hongjiu.lu@intel.com>
724 * config/i386/sse.md (*sse_concatv4sf): Renamed to ...
725 (*vec_concatv4sf_sse): This.
726 (*sse2_concatv2si): Renamed to ...
727 (*vec_concatv2si_sse2): This.
728 (*sse1_concatv2si): Renamed to ...
729 (*vec_concatv2si_sse): This.
730 (*vec_concatv2di_rex): Renamed to ...
731 (*vec_concatv2di_rex64): This.
732 (*vec_concatv2si_sse4_1): New.
733 (*vec_concatv2di_rex64_sse4_1): Likewise.
735 2008-05-12 Uros Bizjak <ubizjak@gmail.com>
737 PR rtl-optimization/36111
738 * recog.c (validate_replace_rtx_1): Unshare new RTL expression
739 that was created for swappable operands.
741 2008-05-12 Samuel Tardieu <sam@rfc1149.net>
744 * Makefile.in: Substitute GNATMAKE and GNATBIND.
745 * configure.ac: Add call to ACX_PROG_GNAT.
747 2008-05-11 Volker Reichelt <v.reichelt@netcologne.de>
749 * optc-gen.awk: Fix comment typo.
751 2008-05-11 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
753 * pretty-print.c (pp_integer_with_precision): Use
754 HOST_LONG_LONG_FORMAT.
756 2008-05-10 Kenneth Zadeck <zadeck@naturalbridge.com>
758 * gcse.c (store_killed_in_insn): Negated call to RTL_CONST_CALL_P.
760 2008-05-10 H.J. Lu <hongjiu.lu@intel.com>
762 * config/i386/i386.c (bdesc_ptest): Removed.
763 (ix86_builtin_type): Add INT_FTYPE_V2DI_V2DI_PTEST.
764 (bdesc_args): Add __builtin_ia32_ptestz128,
765 __builtin_ia32_ptestc128 and __builtin_ia32_ptestnzc128.
766 (ix86_init_mmx_sse_builtins): Updated.
767 (ix86_expand_args_builtin): Handle INT_FTYPE_V2DI_V2DI_PTEST.
768 (ix86_expand_builtin): Updated.
770 2008-05-10 Richard Sandiford <rdsandiford@googlemail.com>
772 * tree-cfg.c (valid_fixed_convert_types_p): New function.
773 (verify_gimple_expr): Handle FIXED_CONVERT_EXPR.
775 2008-05-10 Uros Bizjak <ubizjak@gmail.com>
777 * value-prof.c (interesting_stringop_to_profile): Do not
778 return early for BUILT_IN_MEMPCPY.
780 2008-05-09 H.J. Lu <hongjiu.lu@intel.com>
782 * calls.c (expand_call): Don't use callgraph to increase
783 preferred_stack_boundary.
785 * cgraph.h (cgraph_rtl_info): Use unsigned on
786 preferred_incoming_stack_boundary.
788 * final.c (rest_of_clean_state): Use unsigned on
789 preferred_stack_boundary.
791 2008-05-09 Tom Tromey <tromey@redhat.com>
793 PR preprocessor/22231:
794 * c-opts.c (sanitize_cpp_opts): Disallow -MG if compilation is
797 2008-05-09 Uros Bizjak <ubizjak@gmail.com>
799 PR tree-optimization/36129
800 * tree-ssa-ccp.c: Include value-prof.h.
801 (execute_fold_all_builtins): Call gimple_remove_stmt_histograms if
802 built-in function was folded to a constant.
803 * Makefile.in (tree-ssa-ccp.c): Depend on value-prof.h
805 2008-05-09 Jan Sjodin <jan.sjodin@amd.com>
806 Sebastian Pop <sebastian.pop@amd.com>
808 * tree-scalar-evolution.c: Document instantiate_scev.
809 (instantiate_parameters_1): Renamed instantiate_scev_1.
810 Don't use the same loop for instantiation_loop and evolution_loop.
811 (instantiate_scev): New.
812 (instantiate_parameters): Moved...
813 (resolve_mixers): Update call to instantiate_scev_1 to pass the
814 same loop twice. Maintains the semantics for this function.
815 * tree-scalar-evolution.h (instantiate_scev): Declare.
816 (instantiate_parameters): ...here. Now static inline.
817 * tree-data-ref.c (dr_analyze_indices): Call instantiate_scev
818 instead of resolve_mixers.
820 2008-05-09 Maxim Kuvyrkov <maxim@codesourcery.com>
822 * rtl-factoring.c (collect_pattern_seqs): Fix typo.
824 2008-05-09 Tomas Bily <tbily@suse.cz>
826 * config/pa/pa.c (reloc_needed): Use CASE_CONVERT.
827 * tree-cfg.c (verify_expr, verify_gimple_expr): Likewise.
828 * tree-ssa-structalias.c (get_constraint_for): Likewise.
829 * c-common.c (c_common_truthvalue_conversion): Likewise.
830 * tree-object-size.c (compute_object_offset): Likewise.
831 * tree-inline.c (estimate_num_insns_1): Likewise.
832 * varasm.c (const_hash_1, compare_constant, copy_constant)
833 (compute_reloc_for_constant, output_addressed_constants)
834 (initializer_constant_valid_p): Likewise.
835 * c-omp.c (check_omp_for_incr_expr): Likewise.
836 * gimplify.c (gimplify_expr): Likewise.
837 * c-typeck.c (c_finish_return): Likewise.
838 * tree-vectorizer.c (supportable_widening_operation)
839 (supportable_narrowing_operation): Likewise.
840 * c-pretty-print.c (pp_c_cast_expression, pp_c_expression): Likewise.
841 * matrix-reorg.c (can_calculate_expr_before_stmt): Likewise.
842 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
843 * dwarf2out.c (loc_descriptor_from_tree_1, add_bound_info)
844 (descr_info_loc): Likewise.
845 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Likewise.
846 * fold-const.c (operand_equal_p, make_range, extract_muldiv_1)
847 (fold_unary): Likewise.
848 * builtins.c (get_pointer_alignment): Likewise.
849 * tree-scalar-evolution.c (interpret_rhs_modify_stmt)
850 (instantiate_parameters_1): Likewise.
851 * tree.c (expr_align, stabilize_reference): Likewise.
852 * tree-pretty-print.c (dump_generic_node, op_prio): Likewise.
853 * tree-ssa-loop-niter.c (derive_constant_upper_bound): Likewise.
854 * convert.c (strip_float_extensions): Use CONVERT_EXPR_P.
855 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Likewise.
856 * config/alpha/alpha.c (va_list_skip_additions): Likewise.
857 * c-common.c (c_alignof_expr, check_function_arguments_recurse):
859 * tree-ssa.c (tree_ssa_useless_type_conversion): Likewise.
860 * varasm.c (initializer_constant_valid_p, output_constant): Likewise.
861 * tree-ssa-forwprop.c (get_prop_source_stmt, can_propagate_from)
862 (forward_propagate_addr_expr_1, forward_propagate_addr_expr)
863 (forward_propagate_comparison)
864 (tree_ssa_forward_propagate_single_use_vars): Likewise.
865 * cfgexpand.c (discover_nonconstant_array_refs_r): Likewise.
866 * emit-rtl.c (component_ref_for_mem_expr)
867 (set_mem_attributes_minus_bitpos): Likewise.
868 * tree-ssa-phiopt.c (conditional_replacement): Likewise.
869 * gimplify.c (gimplify_conversion, goa_lhs_expr_p, gimplify_expr):
871 * c-typeck.c (default_function_array_conversion, build_indirect_ref)
872 (build_function_call, pointer_diff, build_compound_expr)
873 (c_finish_return): Likewise.
874 * tree-vect-analyze.c (vect_determine_vectorization_factor): Likewise.
875 * matrix-reorg.c (get_inner_of_cast_expr, may_flatten_matrices_1):
877 * tree-ssa-ifcombine.c (recognize_single_bit_test): Likewise.
878 * expr.c (is_aligning_offset): Likewise.
879 * tree-ssa-alias.c (is_escape_site): Likewise.
880 * tree-stdarg.c (va_list_counter_bump, check_va_list_escapes)
881 (check_all_va_list_escapes): Likewise.
882 * tree-ssa-loop-ivopts.c (determine_base_object)
883 (determine_common_wider_type): Likewise.
884 * dojump.c (do_jump): Likewise.
885 * tree-ssa-sccvn.c (simplify_unary_expression): Likewise.
886 * tree-gimple.c (is_gimple_cast): Likewise.
887 * fold-const.c (decode_field_reference, )
888 (fold_sign_changed_comparison, fold_unary, fold_comparison)
889 (fold_binary): Likewise.
890 * tree-ssa-alias-warnings.c (find_alias_site_helper)
891 (already_warned_in_frontend_p): Likewise.
892 * builtins.c (get_memory_rtx, fold_builtin_next_arg): Likewise.
893 * tree.c (really_constant_p, get_unwidened): Likewise.
894 * tree-ssa-loop-niter.c (expand_simple_operations): Likewise.
895 * tree-ssa-loop-im.c (rewrite_bittest): Likewise.
896 * tree-vrp.c (register_edge_assert_for_2, register_edge_assert_for_1):
898 * tree.h (STRIP_NOPS, STRIP_SIGN_NOPS, STRIP_TYPE_NOPS): Use
900 (CONVERT_EXPR_P): Define.
901 (CASE_CONVERT): Define.
903 2008-05-08 Kenneth Zadeck <zadeck@naturalbridge.com>
906 * dce.c (deletable_insn_p): Do not delete calls if df_in_progress.
907 (delete_unmarked_insns): When deleting a call, call
908 delete_unreachable_blocks.
909 * rtl.texi (RTL_CONST_CALL_P, RTL_PURE_CALL_P,
910 RTL_CONST_OR_PURE_CALL_P, RTL_LOOPING_CONST_OR_PURE_CALL_P): Fixed doc.
912 2008-05-08 Richard Guenther <rguenther@suse.de>
914 * doc/invoke.texi (-fdump-tree-salias): Remove documentation.
915 (-ftree-salias): Likewise.
916 (salias-max-implicit-fields): Remove param documentation.
917 (salias-max-array-elements): Likewise.
918 * tree-pass.h (pass_create_structure_vars): Remove.
919 * params.h (SALIAS_MAX_IMPLICIT_FIELDS): Remove.
920 (SALIAS_MAX_ARRAY_ELEMENTS): Likewise.
921 * tree-ssa-alias.c (create_structure_vars): Remove.
922 (gate_structure_vars): Likewise.
923 (pass_create_structure_vars): Likewise.
924 (gate_build_alias): Likewise.
925 (pass_build_alias): Adjust to run always and dump the function.
926 * common.opt (ftree-salias): Hide.
927 * passes.c (init_optimization_passes): Remove
928 pass_create_structure_vars, adjust comment.
929 * params.def (PARAM_SALIAS_MAX_IMPLICIT_FIELDS): Remove.
930 (PARAM_SALIAS_MAX_ARRAY_ELEMENTS): Likewise.
931 * opts.c (decode_options): Do not set flag_tree_salias.
932 (common_handle_option): Add OPT_ftree_salias to the backward
933 compatibility section.
935 2008-05-08 Richard Guenther <rguenther@suse.de>
937 * tree-flow-inline.h (var_can_have_subvars): Move ...
938 * tree-ssa-structalias.c (var_can_have_subvars): ... here.
939 * tree-flow.h (var_can_have_subvars): Remove.
940 (push_fields_onto_fieldstack): Remove.
941 (sort_fieldstack): Likewise.
942 (struct fieldoff): Move ...
943 * tree-ssa-structalias.c (struct fieldoff): ... here. Remove
944 alias_set and base_for_components fields.
945 (sort_fieldstack): Make static.
946 (push_fields_onto_fieldstack): Likewise. Remove code that
947 handles anything but RECORD_TYPEs. Remove alias_set and
948 base_for_components handling.
949 (create_variable_info_for): Adjust.
951 2008-05-08 Seongbae Park <seongbae.park@gmail.com>
953 * common.opt (Wframe-larger-than=): Shorten the help message
955 * doc/invoke.texi (Wframe-larger-than=): Add more description.
957 2008-05-08 Rafael Espindola <espindola@google.com>
959 * tree-complex.c (expand_complex_div_wide): Don't create CONDs that
961 * tree-gimple.c (is_gimple_condexpr): Check that the expression doesn't
962 trap and that both operands are gimple values.
963 (canonicalize_cond_expr_cond): Use is_gimple_condexpr.
964 * gcc/tree-eh.c (tree_could_trap_p): Correctly detect if a comparison
967 2008-05-08 Richard Sandiford <rsandifo@nildram.co.uk>
969 * read-rtl.c (join_c_conditions): Return the first string if the
970 two strings are equal.
972 2008-05-08 Richard Sandiford <rsandifo@nildram.co.uk>
974 * gensupport.h (pred_data): Add a "num_codes" field.
975 (add_predicate_code): Declare.
976 * gensupport.c (add_predicate_code): New function.
977 (std_pred_table): Add an "allows_const_p" field.
978 (std_preds): Set this field for predicates that allow RTX_CONST_OBJs.
979 Remove the (incomplete) list of such codes from the codes field.
980 (init_predicate_table): Use add_predicate_code. Add all
981 RTX_CONST_OBJs if allows_const_p is true.
982 * genrecog.c (process_define_predicate): Use add_predicate_code.
984 2008-05-08 David Daney <ddaney@avtrex.com>
985 Richard Sandiford <rsandifo@nildram.co.uk>
987 * config/mips/mips.md (mips_expand_compare_and_swap_12): Handle
988 special case of constant zero operands.
989 * config/mips/mips.c (mips_expand_compare_and_swap_12): Zero extend
990 old and new values. Special case constant zero values.
991 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP): Skip 'sync' if compare
993 (MIPS_COMPARE_AND_SWAP_12): Handle constant zero operands.
994 (MIPS_COMPARE_AND_SWAP_12_0): New macro.
996 2008-05-08 Paolo Bonzini <bonzini@gnu.org>
999 * simplify-rtx.c (simplify_plus_minus): Create CONST of
1000 similar RTX_CONST_OBJ before CONST_INT.
1002 2008-05-08 Steve Ellcey <sje@cup.hp.com>
1004 * stmt.c (expand_stack_restore): Change sa mode if needed.
1006 2008-05-08 Richard Guenther <rguenther@suse.de>
1008 * config/i386/i386-protos.h (ix86_return_in_memory): Adjust
1009 return type to bool.
1010 (ix86_sol10_return_in_memory): Likewise.
1011 (ix86_i386elf_return_in_memory): Likewise.
1012 (ix86_i386interix_return_in_memory): Likewise.
1013 * config/i386/i386.c (ix86_return_in_memory): Likewise.
1014 (ix86_sol10_return_in_memory): Likewise.
1015 (ix86_i386elf_return_in_memory): Likewise.
1016 (ix86_i386interix_return_in_memory): Likewise.
1018 2008-05-08 Kai Tietz <kai.tietz@onevision.com>
1021 * calls.c (compute_argument_block_size ): Add ATTRIBUTE_UNUSED to
1023 (emit_library_call_value_1): Add ATTRIBUTE_UNUSED to variable fndecl.
1024 * target-def.h: Check that TARGET_RETURN_IN_MEMORY isn't
1027 2008-05-08 Richard Guenther <rguenther@suse.de>
1029 * tree-data-ref.c (dr_analyze_alias): Do not set DR_SUBVARS.
1030 * tree-data-ref.h (struct dr_alias): Remove subvars field.
1031 (DR_SUBVARS): Remove.
1032 * tree-dfa.c (dump_subvars_for): Remove.
1033 (debug_subvars_for): Likewise.
1034 (dump_variable): Do not dump subvars.
1035 (remove_referenced_var): Do not remove subvars.
1036 * tree-flow-inline.h (clear_call_clobbered): SFTs no longer exist.
1037 (lookup_subvars_for_var): Remove.
1038 (get_subvars_for_var): Likewise.
1039 (get_subvars_at): Likewise.
1040 (get_first_overlapping_subvar): Likewise.
1041 (overlap_subvar): Likewise.
1042 * tree-flow.h (subvar_t): Remove.
1043 (struct var_ann_d): Remove subvars field.
1044 * tree-ssa-alias.c (mark_aliases_call_clobbered): Remove queued
1045 argument. Remove special handling of SFTs.
1046 (compute_tag_properties): Likewise.
1047 (set_initial_properties): Likewise.
1048 (compute_call_clobbered): Likewise.
1049 (count_mem_refs): Likewise.
1050 (compute_memory_partitions): Likewise.
1051 (compute_flow_insensitive_aliasing): Likewise.
1052 (setup_pointers_and_addressables): Likewise.
1053 (new_type_alias): Likewise.
1054 (struct used_part): Remove.
1055 (used_portions): Likewise.
1056 (struct used_part_map): Likewise.
1057 (used_part_map_eq): Likewise.
1058 (used_part_map_hash): Likewise.
1059 (free_used_part_map): Likewise.
1060 (up_lookup): Likewise.
1061 (up_insert): Likewise.
1062 (get_or_create_used_part_for): Likewise.
1063 (create_sft): Likewise.
1064 (create_overlap_variables_for): Likewise.
1065 (find_used_portions): Likewise.
1066 (create_structure_vars): Likewise.
1067 * tree.def (STRUCT_FIELD_TAG): Remove.
1068 * tree.h (MTAG_P): Adjust.
1069 (struct tree_memory_tag): Remove base_for_components and
1070 unpartitionable flags.
1071 (struct tree_struct_field_tag): Remove.
1072 (SFT_PARENT_VAR): Likewise.
1073 (SFT_OFFSET): Likewise.
1074 (SFT_SIZE): Likewise.
1075 (SFT_NONADDRESSABLE_P): Likewise.
1076 (SFT_ALIAS_SET): Likewise.
1077 (SFT_UNPARTITIONABLE_P): Likewise.
1078 (SFT_BASE_FOR_COMPONENTS_P): Likewise.
1079 (union tree_node): Remove sft field.
1080 * alias.c (get_alias_set): Remove special handling of SFTs.
1081 * print-tree.c (print_node): Remove handling of SFTs.
1082 * tree-dump.c (dequeue_and_dump): Likewise.
1083 * tree-into-ssa.c (mark_sym_for_renaming): Likewise.
1084 * tree-nrv.c (dest_safe_for_nrv_p): Remove special handling of SFTs.
1085 * tree-predcom.c (set_alias_info): Do not set subvars.
1086 * tree-pretty-print.c (dump_generic_node): Do not handle SFTs.
1087 * tree-ssa-loop-ivopts.c (get_ref_tag): Likewise.
1088 * tree-ssa-operands.c (access_can_touch_variable): Likewise.
1089 (add_vars_for_offset): Remove.
1090 (add_virtual_operand): Remove special handling of SFTs.
1091 (add_call_clobber_ops): Likewise.
1092 (add_call_read_ops): Likewise.
1093 (get_asm_expr_operands): Likewise.
1094 (get_modify_stmt_operands): Likewise.
1095 (get_expr_operands): Likewise.
1096 (add_to_addressable_set): Likewise.
1097 * tree-ssa.c (verify_ssa_name): Do not handle SFTs.
1098 * tree-tailcall.c (suitable_for_tail_opt_p): Likewise.
1099 * tree-vect-transform.c (vect_create_data_ref_ptr): Do not set subvars.
1100 * tree.c (init_ttree): Remove STRUCT_FIELD_TAG initialization.
1101 (tree_code_size): Remove STRUCT_FIELD_TAG handling.
1102 (tree_node_structure): Likewise.
1103 * tree-ssa-structalias.c (set_uids_in_ptset): Remove special
1105 (find_what_p_points_to): Likewise.
1107 2008-05-08 Sa Liu <saliu@de.ibm.com>
1109 * config/spu/spu.md: Fixed subti3 pattern.
1111 2008-05-08 Richard Guenther <rguenther@suse.de>
1114 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Make
1115 sure to create a representative for trailing arrays for PTA.
1117 2008-05-08 Richard Guenther <rguenther@suse.de>
1120 * fold-const.c (operand_equal_p): Two objects which types
1121 differ in pointerness are not equal.
1123 2008-05-08 Kai Tietz <kai.tietz@onevision.com>
1125 * calls.c (compute_argument_block_size): Add argument tree fndecl.
1126 (OUTGOING_REG_PARM_STACK_SPACE): Add function type argument.
1127 (emit_library_call_value_1): Add new variable fndecl initialized by
1128 NULL_TREE. It should be the decl type of orgfun, but this information
1129 seems not to be available here, so it uses the default calling abi.
1130 * config/arm/arm.c (arm_return_in_memory): Add fntype argumen.
1131 * config/arm/arm.h (RETURN_IN_MEMORY): Replace RETURN_IN_MEMORY
1132 by TARGET_RETURN_IN_MEMORY.
1133 * config/i386/i386-interix.h: Likewise.
1134 * config/i386/i386.h: Likewise.
1135 * config/i386/i386elf.h: Likewise.
1136 * config/i386/ptx4-i.h: Likewise.
1137 * config/i386/sol2-10.h: Likewise.
1138 * config/i386/sysv4.h: Likewise.
1139 * config/i386/vx-common.h: Likewise.
1140 * config/cris/cris.h: Removed #if 0 clause.
1141 * config/arm/arm-protos.h (arm_return_in_memory): Add fntype argument.
1142 * config/i386/i386-protos.h (ix86_return_in_memory): Add fntype
1144 (ix86_sol10_return_in_memory): Likewise.
1145 (ix86_i386elf_return_in_memory): New.
1146 (ix86_i386interix_return_in_memory): New.
1147 * config/mt/mt-protos.h (mt_return_in_memory): New.
1148 * config/mt/mt.c: Likewise.
1149 * config/mt/mt.h (OUTGOING_REG_PARM_STACK_SPACE): Add FNTYPE argument.
1150 (RETURN_IN_MEMORY): Replace by TARGET_RETURN_IN_MEMORY.
1151 * config/bfin/bfin.h: Likewise.
1152 * config/bfin/bfin-protos.h (bfin_return_in_memory): Add fntype
1154 * config/bfin/bfin.c: Likewise.
1155 * config/pa/pa.h (OUTGOING_REG_PARM_STACK_SPACE): Add FNTYPE argument.
1156 * config/alpha/unicosmk.h: Likewise.
1157 * config/i386/cygming.h: Likewise.
1158 * config/iq2000/iq2000.h: Likewise.
1159 * config/mips/mips.h: Likewise.
1160 * config/mn10300/mn10300.h: Likewise.
1161 * config/rs6000/rs6000.h: Likewise.
1162 * config/score/score.h: Likewise.
1163 * config/spu/spu.h: Likewise.
1164 * config/v850/v850.h: Likewise.
1165 * defaults.h: Likewise.
1166 * doc/tm.texi (OUTGOING_REG_PARM_STACK_SPACE): Adjust documentation.
1167 * expr.c (emit_block_move): Adjust use of
1168 OUTGOING_REG_PARM_STACK_SPACE.
1169 * function.c (STACK_DYNAMIC_OFFSET): Adjust use of
1170 OUTGOING_REG_PARM_STACK_SPACE.
1171 * targhooks.c (default_return_in_memory): Remove RETURN_IN_MEMORY.
1173 2008-05-08 Jakub Jelinek <jakub@redhat.com>
1175 * tree-parloops.c (create_parallel_loop): Set OMP_RETURN_NOWAIT
1176 on OMP_RETURN for OMP_FOR.
1179 * dwarf2out.c (dw_expand_expr, common_check): Removed.
1180 (fortran_common): New function.
1181 (gen_variable_die): Call fortran_common instead of common_check,
1182 adjust for it returning tree instead of rtx. Formatting.
1184 2008-05-07 Kenneth Zadeck <zadeck@naturalbridge.com>
1188 * see.c (see_copy_insn): Copy new pure const attributes for new call.
1189 * c-decl.c (merge_decls): Ditto.
1190 * postreload.c (record_opr_changes): Change CONST_OR_PURE_CALL_P
1191 to RTL_CONST_OR_PURE_CALL_P.
1192 * tree.c (define_local_buitin): Rename DECL_IS_PURE to DECL_PURE_P.
1193 Initialized DECL_LOOPING_CONST_PURE.
1194 (process_call_operands): Set tree_side_effects properly.
1195 * tree.h (TREE_READONLY_DECL_P): Removed.
1196 (DECL_IS_PURE): Renamed to DECL_PURE_P.
1197 (DECL_LOOPING_OR_CONST_P): New macro.
1198 (struct tree_function_decl): Added looping_const_or_pure_p.
1200 (ECF_LOOPING_OR_CONST_P): New macro.
1201 * rtlanal.c (pure_const_p): Removed.
1202 * builtins.c (expand_builtin): Rename DECL_IS_PURE to DECL_PURE_P.
1203 * reorg.c (delete_prior_computation) Changed CONST_OR_PURE_CALL_P
1204 to RTL_CONST_CALL_P.
1205 * ipa-pure-const.c (pure_const_state_e): Added looping field.
1206 (check_decl, check_tree, check_call, scan_function): Initialize
1208 (analyze_function): Rename DECL_IS_PURE to DECL_PURE_P.
1209 (static_execute): Set looping true for recursive functions.
1210 Undo setting state to IPA_NEITHER for recursive functions.
1212 * ifcvt.c (noce_can_store_speculate_p): Changed
1213 CONST_OR_PURE_CALL_P and pure_call_p to RTL_CONST_CALL_P or
1214 RTL_CONST_OR_PURE_CALL_P.
1215 * dse.c (scan_insn): Ditto.
1216 * local-alloc.c (validate_equiv_mem, memref_used_between_p): Ditto.
1217 * gcse.c (oprs_not_seen_p) Changed CONST_OR_PURE_CALL_P to
1218 RTL_CONST_OR_PURE_CALL_P.
1219 (store_killed_in_insn): Changed CONST_OR_PURE_CALL_P and
1220 pure_call_p to RTL_CONST_CALL_P.
1221 * gimplify.c (gimplify_call_expr): Clear side effects for
1222 non-looping pure and constant calls.
1223 * calls.c (emit_call_1): Set rtl flags from ecf flags.
1224 (flags_from_decl_or_type): Set ecf flags from decl flags.
1225 (initialize_argument_information): Turn off
1226 ECF_LOOPING_CONST_OR_PURE when turning off ECF_CONST.
1227 Change const to pure if callee_copies is true rather than just
1229 (expand_call): Turn off ECF_LOOPING_PURE_CONST_CALL and remove old
1230 way of marking pure calls.
1231 (emit_library_call_value_1): Turn off ECF_LOOPING_PURE_CONST_CALL.
1232 Remove hack that was supposed to fix pr7335 and remove old
1233 way of marking pure calls.
1234 * emit-rtl.c (emit_copy_of_insn_after): Copy RTL_CONST_CALL_P,
1235 RTL_PURE_CALL_P, RTL_LOOPING_CONST_OR_PURE_CALL_P.
1236 * cselib.c (cselib_process_insn): Changed CONST_OR_PURE_CALL_P to
1237 RTL_CONST_OR_PURE_CALL_P.
1238 * tree-ssa-pre.c (can_value_number_call): Fixed spacing.
1239 * loop-invariant.c (find_exits, find_invariant_bb): Changed
1240 CONST_OR_PURE_CALL_P to RTL_CONST_OR_PURE_CALL_P.
1241 * sched-deps.c (schedule_analyze): Ditto.
1242 * rtl.h (struct rtx_def): Use call field, unchanging field, and
1243 return_val field of calls to represent pure and const function info.
1244 (CONST_OR_PURE_CALL_P): Deleted macro.
1245 (RTL_CONST_CALL_P, RTL_PURE_CALL_P,
1246 RTL_LOOPING_CONST_OR_PURE_CALL_P, RTL_CONST_OR_PURE_P): New macros.
1247 * tree-inline.c (copy_body_r): Changed TREE_READONLY_DECL_P to
1249 * tree-optimize.c (execute_fixup_cfg): Added test for
1250 ECF_LOOPING_CONST_OR_PURE.
1251 * c-common.c (handle_pure_attribute): Changed DECL_IS_PURE to
1253 * tree-cfg.c (update_call_expr_flags): Do not clear tree side
1254 effects for looping pure or const calls.
1255 (verify_gimple_expr): Added verification code.
1256 * config/alpha/alpha.c (alpha_legitimize_address,
1257 alpha_emit_xfloating_libcall): Changed CONST_OR_PURE_CALL_P to
1259 * config/s390/s390.c (s390_emit_tls_call_insn): Ditto.
1260 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Ditto.
1261 * config/mips/mips.c (mips_call_tls_get_addr): Ditto.
1262 * cfgrtl.c (need_fake_edge_p): Changed CONST_OR_PURE_CALL_P to
1263 RTL_CONST_OR_PURE_CALL_P.
1264 * dce.c (deletable_insn_p): Allow non looping, non sibling, pure
1265 and const calls to be deleted.
1267 2008-05-07 Uros Bizjak <ubizjak@gmail.com>
1270 * config/i386/mmx.md (mmx_subv2sf3): New expander.
1271 (*mmx_subv2sf3): Rename from mmx_subv2sf3 insn pattern.
1272 (*mmx_eqv2sf3): Rename from mmx_eqv2sf3 insn pattern.
1273 (mmx_eqv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
1274 to handle nonimmediate operands.
1275 (*mmx_paddwd): Rename from mmx_paddwd insn pattern.
1276 (mmx_paddwd): New expander. Use ix86_fixup_binary_operands_no_copy
1277 to handle nonimmediate operands.
1278 (*mmx_pmulhrwv4hi3): Rename from mmx_pmulhrwv4hi3 insn pattern.
1279 (mmx_pmulhrwv4hi3): New expander. Use
1280 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
1281 (*sse2_umulv1siv1di3): Rename from sse2_umulv1siv1di3 insn pattern.
1282 (sse2_umulv1siv1di3): New expander. Use
1283 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
1284 (*mmx_eq<mode>3): Rename from mmx_eq<mode>3 insn pattern.
1285 (mmx_eq<mode>3): New expander. Use
1286 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
1287 (*mmx_uavgv8qi3): Rename from mmx_uavgv8qi3 insn pattern.
1288 (mmx_uavgv8qi3): New expander. Use
1289 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
1290 (*mmx_uavgv4hi3): Rename from mmx_uavgv4hi3 insn pattern.
1291 (mmx_uavgv4hi3): New expander. Use
1292 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
1294 * config/i386/sse.md
1295 (sse_movhlps_exp): New expander. Use ix86_fixup_binary_operands
1296 to handle nonimmediate operands.
1297 (sse_movlhps_exp): New expander. Use ix86_fixup_binary_operands
1298 to handle nonimmediate operands.
1299 (sse_loadhps_exp): New expander. Use ix86_fixup_binary_operands
1300 to handle nonimmediate operands.
1301 (sse_loadlps_exp): New expander. Use ix86_fixup_binary_operands
1302 to handle nonimmediate operands.
1303 (sse2_unpckhpd_exp): New expander. Use
1304 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
1305 (sse2_unpcklpd_exp): New expander. Use
1306 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
1307 (sse_loadhpd_exp): New expander. Use ix86_fixup_binary_operands
1308 to handle nonimmediate operands.
1309 (sse_loadlpd): New expander. Use ix86_fixup_binary_operands
1310 to handle nonimmediate operands.
1311 (*sse2_<plusminus_insn><mode>3): Rename from
1312 sse2_<plusminus_insn><mode>3 insn pattern.
1313 (sse2_<plusminus_insn><mode>3): New expander. Use
1314 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
1315 (*sse2_umulv2siv2di3): Rename from sse2_umulv2siv2di3 insn pattern.
1316 (sse2_umulv2siv2di3): New expander. Use
1317 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
1318 (*sse4_1_mulv2siv2di3): Rename from sse4_1_mulv2siv2di3 insn pattern.
1319 (sse4_1_mulv2siv2di3): New expander. Use
1320 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
1321 (*sse2_pmaddwd): Rename from sse2_pmaddwd insn pattern.
1322 (sse2_pmaddwd): New expander. Use
1323 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
1324 (*sse2_eq<mode>3): Rename from sse2_eq<mode>3 insn pattern.
1325 (sse2_eq<mode>3): New expander. Use
1326 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
1327 (*sse4_1_eqv2di3): Rename from sse4_1_eqv2di3 insn pattern.
1328 (sse4_1_eqv2di3): New expander. Use
1329 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
1330 (*sse2_uavgv16qi3): Rename from sse2_uavgv16qi3 insn pattern.
1331 (sse2_uavgv16qi3): New expander. Use
1332 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
1333 (*sse2_uavgv16qi3): Rename from sse2_uavgv16qi3 insn pattern.
1334 (sse2_uavgv16qi3): New expander. Use
1335 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
1336 (*sse2_uavgv8hi3): Rename from sse2_uavgv8hi3 insn pattern.
1337 (sse2_uavgv8hi3): New expander. Use
1338 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
1339 (*ssse3_pmulhrswv8hi3): Rename from ssse3_pmulhrswv8hi3 insn pattern.
1340 (ssse3_pmulhrswv8hi3): New expander. Use
1341 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
1342 (*ssse3_pmulhrswv4hi3): Rename from ssse3_pmulhrswv4hi3 insn pattern.
1343 (ssse3_pmulhrswv4hi3): New expander. Use
1344 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
1346 (<sse>_vm<plusminus_insn><mode>3): Do not use ix86_binary_operator_ok.
1347 (<sse>_vmmul<mode>3): Ditto.
1348 (divv4sf3): Do not use ix86_fixup_binary_operands_no_copy.
1350 (ssse3_pmaddubsw128): Use register_operand for operand 1.
1351 (ssse3_pmaddubsw): Ditto.
1353 * config/i386/i386.c (struct_builtin_description)
1354 [IX86_BUILTIN_LOADHPS]: Use CODE_FOR_sse_loadhps_exp.
1355 [IX86_BUILTIN_STOREHPS]: Use CODE_FOR_sse_loadlps_exp.
1356 [IX86_BUILTIN_LOADHPD]: Use CODE_FOR_sse2_loadhpd_exp.
1357 [IX86_BUILTIN_LOADLPD]: Use CODE_FOR_sse2_loadlpd_exp.
1358 [IX86_BUILTIN_MOVHLPS]: Use CODE_FOR_sse_movhlps_exp.
1359 [IX86_BUILTIN_MOVLHPS]: Use CODE_FOR_sse_movlhps_exp.
1360 [IX86_BUILTIN_UNPCKHPD]: Use FOR_sse2_unpckhpd_exp.
1361 [IX86_BUILTIN_UNPCKLPD]: Use FOR_sse2_unpcklpd_exp.
1362 (ix86_fixup_binary_operands): Assert that src1
1363 and src2 must have the same mode when swapped.
1364 (ix86_expand_binop_builtin): Do not use ix86_fixup_binary_operands
1365 and ix86_binary_operator_ok. Do not force operands in registers
1368 2008-05-07 Jan Hubicka <jh@suse.cz>
1370 * cgraph.c (dump_cgraph_node): Update.
1371 * cgraph.h (cgraph_local_info): Break out inline summary.
1372 * cgraphunit.c (cgraph_process_new_functions): Use inliner analysis
1374 * ipa-inline (inline_summary): New accestor function.
1375 (cgraph_clone_inlined_nodes, cgraph_check_inline_limits,
1376 cgraph_decide_inlining, compute_inline_parameters): Update.
1377 * ipa.c (cgraph_remove_unreachable_nodes): Remove statistics.
1379 2008-05-07 Maxim Kuvyrkov <maxim@codesourcery.com>
1381 Cleanup ColdFire scheduling support and add V4 pipeline model.
1383 * config/m68k/m68k.md (UNSPEC_TIE): New constant.
1384 (define_attr cpu): Add cfv4 value.
1385 (define_attr type, define_attr type1): Merge into a single 'type'
1386 attribute. Update all uses.
1387 (define_attr opx_type, define_attr opy_type, define_attr opx_access):
1388 Rearrange and update. Rename value 'reg' to 'Rn', add value 'FPn'.
1390 (define_attr opx_mem, define_attr opy_mem): Remove.
1391 (define_attr op_mem): Clean up, update comment.
1392 (define_attr size): Use specific values instead of general int.
1393 (define_attr guess, define_attr split): Remove. Update all uses.
1394 (movdf_internal, tstsi_internal, tsthi_internal, tstqi_internal,
1395 tst<mode>_68881, pushexthisi_const, movsi_const0_68000_10,
1396 movsi_const0_68040_60, movsi_const0, movsi_cf, movstrictqi_cf,
1397 zero_extendhisi2_cf, zero_extendqisi2_cfv4, cfv4_extendhisi2,
1398 68k_extendhisi2, extendqihi2, cfv4_extendqisi2, 68k_extendqisi2,
1399 floatsi<mode>2_68881, ftrunc<mode>2_68881, ftrunc<mode>2_cf,
1400 fix<mode>qi2_68881, fix<mode>hi2_68881, fix<mode>si2_68881,
1401 adddi_dishl32, addsi3_5200, add<mode>3_floatsi_68881,
1402 add<mode>3_floathi_68881, add<mode>3_floatqi_68881,
1403 add<mode>3_68881, add<mode>3_cf, subdi_dishl32, subsi3,
1404 sub<mode>3_floatsi_68881, sub<mode>3_floathi_68881,
1405 sub<mode>3_floatqi_68881, sub<mode>3_68881, sub<mode>3_cf,
1406 mulhi3, mulhisi3, mulhisisi3_s, mulsi3_68020, mulsi3_cf,
1407 umulhisi3, mulhisisi3_z, mul<mode>3_floatsi_68881,
1408 mul<mode>3_floathi_68881, mul<mode>3_floatqi_68881, fmul<mode>3_cf,
1409 div<mode>3_cf, sqrt<mode>2_cf, abs<mode>2_cf, clzsi2,
1410 one_cmplsi2_5200, subreghi1ashrdi_const32, ashrsi3, lshrsi3,
1411 bsetmemqi, bsetmemqi_ext, bclrmemqi, bclrmemqi_ext,
1412 beq, bne, bgt, blt, bordered, bunordered, buneq, bunge, bungt, bunle,
1413 bunlt, bltgt, tablejump_internal, call, non_symbolic_call_value,
1414 symbolic_call_value_jsr, symbolic_call_value_bsr, link):
1415 Update or set attributes.
1416 (stack_tie): New fake instruction.
1418 * config/m68k/m68k.h (TUNE_CFV4): New macro.
1419 (m68k_sched_attr_size): Update declaration.
1420 (m68k_sched_attr_type2): Remove.
1421 (m68k_sched_address_bypass_p, m68k_sched_indexed_address_bypass_p):
1422 Declare new bypass predicates.
1424 * config/m68k/m68k.c (m68k_sched_issue_rate,
1425 m68k_sched_first_cycle_multipass_dfa_lookahead): Declare hook
1427 (TARGET_SCHED_ISSUE_RATE,
1428 TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD): Override hooks.
1429 (override_options): Handle scheduling for ColdFire V4 core.
1430 (m68k_expand_prologue): Emit stack_tie.
1431 (enum attr_op_type): Split value 'OP_TYPE_REG' to 'OP_TYPE_RN' and
1432 'OP_TYPE_FPN'. Update all uses.
1433 (sched_guess_p): Remove.
1434 (sched_address_type): Handle symbolic addresses.
1435 (sched_get_operand): New static function.
1436 (sched_operand_type): Merge into sched_attr_op_type.
1437 (sched_attr_op_type): Handle FP registers, handle quick constants,
1439 (m68k_sched_attr_opx_type, m68k_sched_attr_opy_type): Update.
1440 (m68k_sched_attr_size): Update. Move logic to ...
1441 (sched_get_attr_size_int): New static function.
1442 (sched_get_opxy_mem_type): New static function.
1443 (m68k_sched_attr_op_mem): Update.
1444 (m68k_sched_attr_type2): Remove.
1445 (sched_cfv4_bypass_data): New static variable.
1446 (m68k_sched_adjust_cost): Handle ColdFire V4 bypass.
1447 (m68k_sched_issue_rate): Implement scheduler hook.
1448 (struct _sched_ib: enabled_p): New field.
1449 (m68k_sched_variable_issue): Update. Handle V4.
1450 (SCHED_DUMP_TODO, SCHED_DUMP_DONE, SCHED_DUMP_NOTHING,
1451 sched_dump_class_func_t, sched_dump_split_class,
1452 sched_dump_dfa_guess_unit_code, sched_dump_dfa_state,
1453 sched_dump_dfa_class, m68k_sched_dump): Remove.
1454 (m68k_sched_first_cycle_multipass_dfa_lookahead): Implement scheduler
1456 (m68k_sched_init_global): Remove statisctics dumping, introduce
1457 sanity check that all instructions have pipeline reservations. Handle
1459 (m68k_sched_dfa_pre_advance_cycle, m68k_sched_dfa_post_advance_cycle):
1460 Handle ColdFire V4 core.
1461 (sched_mem_operand_p, sched_get_reg_operand, sched_get_mem_operand):
1462 New static functions.
1463 (m68k_sched_address_bypass_p): New bypass predicate.
1464 (sched_get_indexed_address_scale): New static function.
1465 (m68k_sched_indexed_address_bypass_p): New bypass predicate.
1467 * cf.md: Update comments.
1468 (define_attr type2): Remove. Use 'type' attribute instead.
1470 (cf_ib): Rename to cfv123_ib. Update all uses.
1471 (cf_oep): Rename to cfv123_oep. Update all uses.
1472 (cf_chr): Rename to cfv123_chr. Update all uses.
1473 (cf_mem): Rename to cfv123_mem. Update all uses.
1474 (cf_mac): Move to more appropriate place.
1475 (cfv123_guess): New automaton and cpu_unit.
1476 (cfv123_*, cfv12_*, cfv1_*, cfv2_*, cfv3_*): Use type attribute.
1477 Update uses of 'size' attribute. Handle before reload scheduling.
1478 (cfv123_guess): New dummy reservation for unhandled instructions.
1479 (cfv4_*): Pipeline description of ColdFire V4 core.
1480 (ignore): New reservation to handle 'ignore' type.
1482 2008-05-07 Ian Lance Taylor <iant@google.com>
1485 * gimplify.c (find_single_pointer_decl_1): Don't look through
1487 (find_single_pointer_decl): Adjust comments.
1489 2008-05-07 Jakub Jelinek <jakub@redhat.com>
1492 * fold-const.c (fold_binary): Use STRIP_SIGN_NOPS instead of
1493 STRIP_NOPS on arguments even for MIN_EXPR and MAX_EXPR.
1496 * omp-low.c (expand_omp_atomic_pipeline): Load value using the
1497 integral type rather than floating point, then VIEW_CONVERT_EXPR
1498 to the floating point type.
1500 2008-05-07 Uros Bizjak <ubizjak@gmail.com>
1502 * config/i386/i386.c (ix86_expand_copysign): Force non-zero constant
1503 TFmode op0 to register.
1505 2008-05-07 Alan Modra <amodra@bigpond.net.au>
1507 * c-decl.c (grokdeclarator): Comment typo.
1509 2008-05-06 Aldy Hernandez <aldyh@redhat.com>
1511 * tree-flow.h: Remove prototype for computed_goto_p.
1512 * tree-cfg.c (computed_goto_p): Make static.
1514 2008-05-06 H.J. Lu <hongjiu.lu@intel.com>
1517 * config/i386/i386.c (contains_128bit_aligned_vector_p): Renamed to ...
1518 (contains_aligned_value_p): This. Handle _Decimal128.
1519 (ix86_function_arg_boundary): Only align _Decimal128 to its
1520 natural boundary and handle it properly.
1522 2008-05-06 Martin Jambor <mjambor@suse.cz>
1524 * ipa-cp.c (ipcp_method_orig_node): Renamed to ipcp_get_orig_node.
1525 (ipcp_method_is_cloned): Renamed to ipcp_node_is_clone
1526 (ipcp_method_set_orig_node): Removed.
1527 (ipcp_cval_get_cvalue_type): Removed.
1528 (ipcp_method_get_scale): Renamed to ipcp_get_node_scale.
1529 (ipcp_method_set_scale): Renamed to ipcp_set_node_scale.
1530 (ipcp_cval_set_cvalue_type): Removed.
1531 (ipcp_cval_get_cvalue): Removed.
1532 (ipcp_cval_set_cvalue): Removed.
1533 (ipcp_type_is_const): Renamed to ipcp_lat_is_const.
1534 (ipcp_cval_equal_cvalues): Renamed to ipcp_lats_are_equal
1535 (ipcp_lats_are_equal): Changed parameters to two ipcp_lattice's
1536 (ipcp_cval_meet): Renamed to ipa_lattice_meet
1537 (ipcp_cval_changed): Changed to use ipcp_lat_is_const
1538 (ipcp_method_cval): Renamed to ipcp_get_ith_lattice
1539 (ipcp_get_ith_lattice): Changed parameters.
1540 (ipcp_cval_compute): Renamed to ipcp_lattice_from_jfunc
1541 (ipcp_lattice_from_jfunc): Changed parameters.
1542 (ipcp_redirect): Local lattice pointer instead of lattice type variable.
1543 (ipcp_method_cval_print): Added temporary variable info.
1544 (ipcp_redirect): Removed already unused local variable caller.
1545 (ipcp_redirect): New temporary variable orig_callee_info
1546 (ipcp_redirect): Removed newly unused local variable callee.
1547 (ipcp_redirect): Removed (a bit confusing) local variable type.
1548 (ipcp_insert_stage): Added local variable info.
1549 (ipcp_cval_changed): Renamed to ipcp_lattice_changed, parameters
1551 (ipcp_formal_create): Removed.
1552 (ipcp_method_cval_set): Removed.
1553 (ipcp_propagate_stage): Renamed lattice variables.
1554 (ipcp_method_cval_set_cvalue_type): Removed.
1555 (ipcp_method_cval_print): Renamed to ipcp_print_all_lattices
1556 (ipcp_print_all_lattices): Changed printed strings to refer to
1557 lattices rather than cvals.
1558 (ipcp_method_cval_init): Renamed to ipcp_initialize_node_lattices
1559 (ipcp_propagate_const): Changed formal parameters.
1560 (build_const_val): Changed formal parameters.
1561 (ipcp_insert_stage): Removed useless variable cvalue
1562 (build_const_val): Changed formal parameters.
1563 (ipcp_method_compute_scale): Renamed to ipcp_compute_node_scale
1564 (ipcp_after_propagate): Renamed to ipcp_change_tops_to_bottom
1565 (ipcp_callsite_param_print): Renamed to ipcp_print_all_jump_functions
1566 (ipcp_profile_mt_count_print): Renamed to ipcp_print_func_profile_counts
1567 (ipcp_print_func_profile_counts): Changed string from "method" to
1569 (ipcp_profile_cs_count_print): Renamed to ipcp_print_call_profile_counts
1570 (ipcp_profile_edge_print): Renamed to ipcp_print_edge_profiles
1571 (ipcp_profile_bb_print): Renamed to ipcp_print_bb_profiles
1572 (ipcp_structures_print): Renamed to ipcp_print_all_structures
1573 (ipcp_profile_print): Renamed to ipcp_print_profile_data
1574 (ipcp_lat_is_const): Changed parameters and made inline.
1575 (ipcp_replace_map_create): Renamed to ipcp_create_replace_map
1576 (ipcp_redirect): Renamed to ipcp_need_redirect_p
1577 (ipcp_need_redirect_p): Calls ipcp_lat_is_const instead of using
1578 the predicate condition directly
1579 (ipcp_propagate_stage): Added local variable args. Removed local
1580 variable callee. (Both are mere code simplifications.)
1581 (ipcp_method_dont_insert_const): Renamed to
1582 ipcp_node_not_modifiable_p.
1583 (ipcp_node_not_modifiable_p): Made inline.
1584 (ipcp_cloned_create): Renamed to ipcp_init_cloned_node
1585 (ipcp_propagate_const): Renamed to ipcp_propagate_one_const
1586 (ipcp_print_all_lattices): Removed variable cvalue
1587 (ipcp_method_scale_print): Renamed to ipcp_function_scale_print
1590 2008-05-06 Olivier Hainque <hainque@adacore.com>
1592 * tree-sra.c (try_instantiate_multiple_fields): Early return
1593 if field has POINTER_TYPE.
1595 2008-05-06 Kai Tietz <kai.tietz@onevision.com>
1597 * config/i386/i386.c (output_set_got): Fix for x86_64 output_emit_asm
1598 by using 'q' specifier for instruction.
1599 (ix86_file_end): Replaced case TARGET_64BIT_MS_ABI by TARGET_64BIT.
1601 2008-05-06 Anatoly Sokolov <aesok@post.ru>
1603 * config/avr/avr.md (*sbrx_branch, *sbix_branch, *sbix_branch_tmp):
1604 Change mode of zero_extract from QImode to HImode.
1605 (sign bit tests peepholes): (Ditto.).
1607 2008-05-06 Uros Bizjak <ubizjak@gmail.com>
1609 * config/i386/mmx.md: Remove double backslashes from asm templates.
1610 (*mmx_addv2sf3): Rename from mmx_addv2sf3 insn pattern.
1611 (mmx_addv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
1612 to handle nonimmediate operands.
1613 (*mmx_mulv2sf3): Rename from mmx_mulv2sf3 insn pattern.
1614 (mmx_mulv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
1615 to handle nonimmediate operands.
1616 (*mmx_<code>v2sf3_finite): New insn pattern.
1617 (*mmx_<code>v2sf3): Rename from mmx_<code>v2sf3 insn pattern.
1618 (mmx_<code>v2sf3): New expander. Use
1619 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
1620 (mmx_<plusminus_insn><mode>3): New expander. Use
1621 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
1622 (*mmx_<plusminus_insn><mode>3): New insn pattern.
1623 (mmx_add<mode>3): Removed.
1624 (mmx_ssadd<mode>3): Ditto.
1625 (mmx_usadd<mode>3): Ditto.
1626 (mmx_sub<mode>3): Ditto.
1627 (mmx_sssub<mode>3): Ditto.
1628 (mmx_ussub<mode>3): Ditto.
1629 (*mmx_mulv4hi3): Rename from mmx_mulv4hi3 insn pattern.
1630 (mmx_mulv4hi3): New expander. Use ix86_fixup_binary_operands_no_copy
1631 to handle nonimmediate operands.
1632 (*mmx_smulv4hi3_highpart): Rename from mmx_smulv4hi3_highpart
1634 (mmx_smulv4hi3_highpart): New expander. Use
1635 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
1636 (*mmx_umulv4hi3_highpart): Rename from mmx_umulv4hi3_highpart
1638 (mmx_umulv4hi3_highpart): New expander. Use
1639 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
1640 (*mmx_<code>v4hi3): Rename from mmx_<code>v4hi3 insn pattern.
1641 (mmx_<code>v4hi3): New expander. Use
1642 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
1643 (*mmx_<code>v8qi3): Rename from mmx_<code>v8qi3 insn pattern.
1644 (mmx_<code>v8qi3): New expander. Use
1645 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
1646 (*mmx_<code><mode>3): Rename from mmx_<code><mode>3 insn pattern.
1647 (mmx_<code><mode>3): New expander. Use
1648 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
1650 2008-05-05 Jan Hubicka <jh@suse.cz>
1652 PR tree-optimization/36118
1653 * passes.c (pass_init_dump_file): Fix dump header.
1655 2008-05-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
1658 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Don't create
1659 VCE for function decls.
1661 2008-05-05 H.J. Lu <hongjiu.lu@intel.com>
1663 * config/i386/sse.md (sse2_<plusminus_insn><mode>3): Fix a typo.
1665 2008-05-05 H.J. Lu <hongjiu.lu@intel.com>
1667 * config/i386/i386.md (sat_plusminus): New.
1668 (plusminus_insn): Likewise.
1669 (plusminus_mnemonic): Likewise.
1671 (comm): Add ss_plus, us_plus, ss_minus and us_minus.
1672 (*<addsub><mode>3_cc_overflow): Renamed to ...
1673 (*<plusminus_insn><mode>3_cc_overflow): This.
1674 (*<addsub>si3_zext_cc_overflow): Renamed to ...
1675 (*<plusminus_insn>si3_zext_cc_overflow): This.
1677 * config/i386/sse.md (<addsub><mode>3): Renamed to ...
1678 (<plusminus_insn><mode>3): This.
1679 (*<addsub><mode>3): Renamed to ...
1680 (*<plusminus_insn><mode>3): This.
1681 (<sse>_vm<addsub><mode>3): Renamed to ...
1682 (<sse>_vm<plusminus_insn><mode>3): This.
1683 (sse3_h<addsub>v4sf3): Renamed to ...
1684 (sse3_h<plusminus_insn>v4sf3): This.
1685 (sse3_h<addsub>v2df3): Renamed to ...
1686 (sse3_h<plusminus_insn>v2df3): This.
1687 (<plusminus_insn><mode>3): New.
1688 (*<plusminus_insn><mode>3): Likewise.
1689 (sse2_<plusminus_insn><mode>3): Likewise.
1690 (add<mode>): Removed.
1691 (*add<mode>3): Likewise.
1692 (sse2_ssadd<mode>3): Likewise.
1693 (sse2_usadd<mode>3): Likewise.
1694 (sub<mode>3): Likewise.
1695 (*sub<mode>3): Likewise.
1696 (sse2_sssub<mode>3): Likewise.
1697 (sse2_ussub<mode>3): Likewise.
1699 2008-05-05 Benjamin Kosnik <bkoz@redhat.com>
1701 * gthr-single.h: Add in required interface elements as per gthr.h.
1702 Add stub types for __gthread_key_t, __gthread_once_t. Add defines
1703 for __GTHREAD_ONCE_INIT, __GTHREAD_RECURSIVE_MUTEX_INIT.
1704 Generalize UNUSED macro.
1705 (__gthread_once): Add.
1706 (__gthread_key_create): Add.
1707 (__gthread_key_delete): Add.
1708 (__gthread_getspecific): Add.
1709 (__gthread_setspecific): Add.
1711 2008-05-05 Andrew Pinski <Andrew.Pinski@playstation.sony.com>
1713 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): If we have
1714 the same size types for the indirect reference on the rhs, then
1717 2008-05-05 Uros Bizjak <ubizjak@gmail.com>
1719 * config/i386/i386.md
1720 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit): Use only
1721 one insn template instead of template series.
1722 (*xordi_1_rex64): Ditto.
1723 (*xordi_2_rex64): Ditto.
1725 2008-05-05 Ira Rosen <irar@il.ibm.com>
1727 PR tree-optimization/36119
1728 * tree-vect-transform.c (vectorizable_assignment): Set NCOPIES to 1
1731 2008-06-04 Jan Hubicka <jh@suse.cz>
1733 tree-optimization/36100
1734 * tree-pass.h (pass_O0_always_inline): Declare.
1735 * ipa-inline.c (inline_transform): Remove dead code.
1736 (cgraph_gate_O0_always_inline, cgraph_O0_always_inline,
1737 pass_O0_always_inline): New.
1738 * passes.c (init_optimization_passes): Add pass_O0_always_inline.
1740 2008-05-04 Kai Tietz <kai.tietz@onevision.com>
1742 * config/i386/i386.c (x86_output_mi_thunk): Use movq alternative
1743 mnemonic in this_param move for TARGET_64BIT.
1745 2008-05-04 Uros Bizjak <ubizjak@gmail.com>
1747 * config/i386/i386.md (*strmovsi_1): Simplify asm alternatives.
1748 (*strmovsi_rex_1): Ditto.
1749 (*strsetsi_1): Ditto.
1750 (*strsetsi_rex_1): Ditto.
1752 (add<mode>cc): Macroize expander from addqicc, addhicc, addsicc and
1753 adddicc expanders using SWI mode iterator.
1755 2008-05-04 H.J. Lu <hongjiu.lu@intel.com>
1758 * config/i386/i386.c (ix86_expand_special_args_builtin): Remove three
1761 2008-05-04 David S. Miller <davem@davemloft.net>
1763 * config.gcc (sparc*-*-*): Always set need_64bit_hwint to yes.
1764 (sparc*-*-linux*): Use linux.h in tm_file.
1765 (sparc-*-linux*): If 'enabled_targets' is 'all', build a bi-arch
1766 compiler defaulting to 32-bit.
1767 (sparc*-*-*): Remove explicit target settings of need_64bit_hwint,
1769 * config/sparc/linux.h: Remove definitions now obtained
1770 properly from linux.h
1771 * config/sparc/linux64.h: Likewise.
1772 (ASM_CPU_DEFAULT_SPEC): Change this to ASM_CPU64_DEFAULT_SPEC, we
1773 don't want this setting for 32-bit builds in a biarch compiler.
1774 * doc/install.texi: Add sparc-linux to list of targets
1775 supporting --enable-targets=all.
1777 2008-05-03 Andrew Pinski <pinskia@gmail.com>
1779 * Makefile.in (tree-ssa-phiprop.o): Fix dependencies.
1781 2008-05-03 H.J. Lu <hongjiu.lu@intel.com>
1783 * config/i386/i386.c (ix86_builtin_type): Move V4SI_FTYPE_V4SF
1784 after V4SI_FTYPE_V8HI.
1785 (ix86_init_mmx_sse_builtins): Move case V4HI_FTYPE_V4HI after
1786 case V4SI_FTYPE_V2DF.
1788 2008-05-03 Kenneth Zadeck <zadeck@naturalbridge.com>
1790 * doc/invoke.texi (max-flow-memory-locations): Removed.
1791 * params.def (PARAM_MAX_FLOW_MEMORY_LOCATIONS): Removed.
1793 2008-05-03 Richard Guenther <rguenther@suse.de>
1796 * opts.c (set_Wstrict_aliasing): Handle the turn-off case.
1798 2008-05-02 David S. Miller <davem@davemloft.net>
1800 * config.gcc (need_64bit_hwint): Document libcpp dependency.
1802 2008-05-02 Simon Baldwin <simonb@google.com>
1805 * c-common.h (warn_array_subscript_range): Removed.
1806 * c-common.c (warn_array_subscript_range): Ditto.
1807 * tree-vrp.c (check_array_ref): Revert to ignoring arrays with size 2.
1808 * c-typeck.c (build_array_ref): Remove warn_array_subscript_range.
1810 2008-05-02 H.J. Lu <hongjiu.lu@intel.com>
1812 * config/i386/i386.c (ix86_special_builtin_type): New.
1813 (bdesc_special_args): Likewise.
1814 (ix86_expand_special_args_builtin): Likewise.
1815 (ix86_init_mmx_sse_builtins): Updated.
1816 (ix86_expand_builtin): Updated.
1817 (ix86_expand_store_builtin): Removed.
1818 (ix86_expand_unop_builtin): Likewise.
1820 * config/i386/mm3dnow.h (__v2sf): Moved to ...
1821 * config/i386/mmintrin.h (__v2sf): Here.
1823 * config/i386/xmmintrin.h (_mm_loadh_pi): Replace __v2si with
1825 (_mm_loadl_pi): Likewise.
1826 (_mm_storeh_pi): Replace __v2si with __v2sf.
1827 (_mm_storel_pi): Likewise.
1829 * doc/extend.texi: Correct __builtin_ia32_loadhps,
1830 __builtin_ia32_loadlps, __builtin_ia32_storehps,
1831 __builtin_ia32_storelps, __builtin_ia32_loadhpd and
1832 __builtin_ia32_loadlpd.
1834 2008-05-02 H.J. Lu <hongjiu.lu@intel.com>
1836 * config/i386/i386.c (ix86_builtin_type): Add FLOAT_FTYPE_FLOAT,
1837 V4SF_FTYPE_V4SF_VEC_MERGE and V2DF_FTYPE_V2DF_VEC_MERGE.
1838 (bdesc_args): Updated. Add scalar SSE builtins with vec_merge.
1839 (ix86_init_mmx_sse_builtins): Updated.
1840 (ix86_expand_args_builtin): Likewise.
1841 (ix86_expand_builtin): Likewise.
1842 (ix86_expand_unop1_builtin): Renamed to ...
1843 (ix86_expand_unop_vec_merge_builtin): This.
1845 2008-05-01 Jan Hubicka <jh@suse.cz>
1848 * ipa-inline.c (inline_generate_summary): Make static.
1849 (inline_transform): Do not call inlining at -O0; make static.
1850 * passes.c (execute_todo): Add sanity check.
1851 (execute_one_ipa_transform_pass): Execute proper flags.
1853 2008-05-01 Eric Botcazou <ebotcazou@adacore.com>
1855 * tree.h (TYPE_NONALIASED_COMPONENT): Expand comment.
1856 (DECL_NONADDRESSABLE_P): Likewise.
1857 * alias.c (record_component_aliases): Fix comment.
1859 2008-05-01 Simon Baldwin <simonb@google.com>
1861 * c-common.h (warn_array_subscript_range): New function.
1862 * c-common.c (warn_array_subscript_range): Ditto.
1863 * tree-vrp.c (check_array_ref): Corrected code to agree with
1864 comment, ignoring only arrays of size 0 or size 1.
1865 * c-typeck.c (build_array_ref): Call warn_array_subscript_range.
1867 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
1869 * config/i386/i386.c (ix86_builtin_type): Replace
1870 DI_FTYPE_DI_DI_INT with V1DI2DI_FTYPE_V1DI_V1DI_INT.
1871 (bdesc_args): Updated.
1872 (ix86_init_mmx_sse_builtins): Likewise.
1873 (ix86_expand_args_builtin): Likewise.
1875 * config/i386/tmmintrin.h (_mm_alignr_pi8): Replace long long
1878 * doc/extend.texi: Correct __builtin_ia32_palignr.
1880 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
1883 * config/i386/i386.c (bdesc_crc32): Removed.
1884 (ix86_expand_crc32): Likewise.
1885 (ix86_builtin_type): Replace V2DI2TI_FTYPE_V2DI2TI_INT with
1886 V2DI2TI_FTYPE_V2DI_INT, V2DI2TI_FTYPE_V2DI2TI_V2DI2TI_INT with
1887 V2DI2TI_FTYPE_V2DI_V2DI_INT. Add UINT64_FTYPE_UINT64_UINT64,
1888 UINT_FTYPE_UINT_UINT, UINT_FTYPE_UINT_USHORT and
1889 UINT_FTYPE_UINT_UCHAR.
1890 (bdesc_args): Updated. Add crc32 builtins.
1891 (ix86_init_mmx_sse_builtins): Updated.
1892 (ix86_expand_args_builtin): Updated to support subreg.
1894 * doc/extend.texi: Correct __builtin_ia32_crc32di.
1896 2008-05-01 Jan Hubicka <jh@suse.cz>
1898 * tree-pass.h (opt_pass): Add IPA_PASS.
1899 (varpool_node, cgraph_node): Forward declare.
1900 (ipa_opt_pass): Define.
1901 (pass_ipa_inline): Turn into ipa_opt_pass.
1902 (pass_apply_inline): Remove.
1903 * ipa-inline.c (pass_ipa_inline): Turn into ipa_opt_pass.
1904 (apply_inline): Turn into ....
1905 (inline_transform): ... this one.
1906 (inline_generate_summary): New function.
1907 (pass_apply_inline): Remove.
1908 * function.h (ipa_opt_pass): Forward declare structure; typedef;
1910 (struct function): Add ipa_transforms_to_apply.
1911 * passes.c (register_one_dump_file): Work on IPA_PASS.
1912 (init_optimization_passes): Remove pass_inline_parameters and
1914 (pass_init_dump_file, pass_fini_dump_file): Break out from ....
1915 (execute_one_pass) ... here; apply transforms when possible.
1916 (add_ipa_transform_pass, execute_ipa_summary_asses,
1917 execute_one_ipa_transform_pass): New.
1918 (execute_ipa_pass_list): Update for IPA_PASS type.
1920 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
1922 * config/i386/i386.c (ix86_builtin_type): Add
1923 V2DI_FTYPE_V2DI_V16QI, V2DI_FTYPE_V2DI_UINT_UINT and
1924 V2DI_FTYPE_V2DI_V2DI_UINT_UINT.
1925 (bdesc_args): Add SSE4a builtins.
1926 (ix86_init_mmx_sse_builtins): Updated.
1927 (ix86_expand_args_builtin): Likewise.
1928 (ix86_expand_builtin): Likewise.
1930 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
1932 * config/i386/i386.c (ix86_builtin_type): Add
1933 V8HI_FTYPE_V8HI_V8HI_COUNT, V8HI_FTYPE_V8HI_SI_COUNT,
1934 V4SI_FTYPE_V4SI_V4SI_COUNT, V4SI_FTYPE_V4SI_SI_COUNT,
1935 V4HI_FTYPE_V4HI_V4HI_COUNT, V4HI_FTYPE_V4HI_SI_COUNT,
1936 V2DI_FTYPE_V2DI_V2DI_COUNT, V2DI_FTYPE_V2DI_SI_COUNT,
1937 V2SI_FTYPE_V2SI_V2SI_COUNT, V2SI_FTYPE_V2SI_SI_COUNT,
1938 V1DI_FTYPE_V1DI_V1DI_COUNT, V1DI_FTYPE_V1DI_SI_COUNT,
1939 V8HI_FTYPE_V8HI_INT, V4SI_FTYPE_V4SI_INT, V4HI_FTYPE_V4HI_INT,
1940 V2DI2TI_FTYPE_V2DI2TI_INT, V2DI2TI_FTYPE_V2DI2TI_V2DI2TI_INT
1941 and DI_FTYPE_DI_DI_INT.
1942 (bdesc_args): Add MMX/SSE shift, shuffle and palignr builtins.
1943 (ix86_init_mmx_sse_builtins): Updated.
1944 (ix86_expand_args_builtin): Likewise.
1945 (ix86_expand_builtin): Likewise.
1946 (ix86_expand_binop_imm_builtin): Removed.
1948 * doc/extend.texi: Correct __builtin_ia32_palignr128.
1950 2008-04-30 Richard Guenther <rguenther@suse.de>
1952 PR tree-optimization/32921
1953 * tree-ssa-loop-im.c (mem_refs_may_alias_p): Disambiguate with TBAA.
1955 2008-04-30 Richard Sandiford <rsandifo@nildram.co.uk>
1957 * config/arm/arm.c (arm_unwind_emit): Use
1958 crtl->all_throwers_are_sibcalls instead of
1959 cfun->all_throwers_are_sibcalls.
1960 (arm_output_fn_unwind): Likewise.
1961 * config/frv/frv.c (frv_stack_info): Use crtl->uses_pic_offset_table
1962 instead of cfun->uses_pic_offset_table.
1963 (frv_expand_prologue): Likewise.
1964 (frv_frame_pointer_required): Likewise.
1965 (frv_expand_fdpic_call): Likewise.
1966 (frv_emit_movsi): Likewise.
1967 * config/iq2000/iq2000.c (iq2000_expand_prologue): Use
1968 cfun->returns_pcc_struct instead of
1969 current_function_returns_pcc_struct.
1970 * config/m32c/m32c.c (need_to_save): Use crtl->calls_eh_return
1971 instead of cfun->calls_eh_return.
1972 (m32c_pushm_popm): Likewise.
1973 * config/xtensa/xtensa.h (cfun->calls_alloca): Remove bogus
1974 "extern" declaration.
1976 2008-04-30 Richard Guenther <rguenther@suse.de>
1978 PR tree-optimization/21636
1979 * tree-ssa-ccp.c (ccp_fold): Handle &p->x with p being a
1981 (evaluate_stmt): Print the likely value.
1982 (ccp_visit_stmt): Avoid excessive vertical spacing.
1984 2008-04-30 Rafael Espindola <espindola@google.com>
1986 * builtins.c (fold_call_expr): Return realret.
1987 * tree-ssa-threadedge.c
1988 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
1989 __builtin_object_size.
1991 2008-04-30 Seongbae Park <seongbae.park@gmail.com>
1993 * gcc.c (wrapper_string): New variable.
1994 (insert_wrapper): New function.
1995 (execute): New option -wrapper.
1996 * doc/invoke.texi (Overall Options): New driver option -wrapper.
1998 2008-04-30 Nathan Froyd <froydnj@codesourcery.com>
2000 * config/rs6000/crtresgpr.asm, config/rs6000/crtresxgpr.asm,
2001 config/rs6000/crtsavgpr.asm, config/rs6000/crtresfpr.asm,
2002 config/rs6000/crtresxfpr.asm, config/rs6000/crtsavfpr.asm: Break out
2004 * config/rs6000/crtsavres.asm: ...here. Remove unneeded file.
2005 * config/rs6000/e500crtres32gpr.asm, config/rs6000/e500crtres64gpr.asm,
2006 config/rs6000/e500crtres64gprctr.asm,
2007 config/rs6000/e500crtrest32gpr.asm, config/rs6000/e500crtrest64gpr.asm,
2008 config/rs6000/e500crtresx32gpr.asm, config/rs6000/e500crtresx64gpr.asm,
2009 config/rs6000/e500crtsav32gpr.asm, config/rs6000/e500crtsav64gpr.asm,
2010 config/rs6000/e500crtsav64gprctr.asm,
2011 config/rs6000/e500crtsavg32gpr.asm, config/rs6000/e500crtsavg64gpr.asm,
2012 config/rs6000/e500crtsavg64gprctr.asm: New files.
2013 * config/rs6000/t-ppccomm: Add build rules for new files.
2014 (LIB2FUNCS_STATIC_EXTRA): Add new files.
2015 * config/rs6000/t-netbsd: Add build rules for new files.
2016 (LIB2FUNCS_STATIC_EXTRA): New variable.
2017 * config/rs6000/sysv4.h (ENDFILE_SPEC): Don't include crtsavres.o
2018 (CRTSAVRES_DEFAULT_SPEC): Likewise.
2019 * config/rs6000/netbsd.h (ENDFILE_SPEC): Likewise.
2021 2008-04-30 H.J. Lu <hongjiu.lu@intel.com>
2023 * config/i386/i386.c (ix86_builtin_type): Add
2024 FLOAT128_FTYPE_FLOAT128_FLOAT128, V16QI_FTYPE_V16QI_V16QI,
2025 V16QI_FTYPE_V8HI_V8HI, V8QI_FTYPE_V8QI_V8QI,
2026 V8QI_FTYPE_V4HI_V4HI, V8HI_FTYPE_V8HI_V8HI,
2027 V8HI_FTYPE_V16QI_V16QI, V8HI_FTYPE_V4SI_V4SI,
2028 V4SI_FTYPE_V4SI_V4SI, V4SI_FTYPE_V8HI_V8HI,
2029 V4SI_FTYPE_V4SF_V4SF, V4SI_FTYPE_V2DF_V2DF,
2030 V4HI_FTYPE_V4HI_V4HI, V4HI_FTYPE_V8QI_V8QI,
2031 V4HI_FTYPE_V2SI_V2SI, V4SF_FTYPE_V4SF_V4SF,
2032 V4SF_FTYPE_V4SF_V4SF_SWAP, V4SF_FTYPE_V4SF_V2SI,
2033 V4SF_FTYPE_V4SF_V2DF, V4SF_FTYPE_V4SF_DI,
2034 V4SF_FTYPE_V4SF_SI, V2DI_FTYPE_V2DI_V2DI,
2035 V2DI_FTYPE_V16QI_V16QI, V2DI_FTYPE_V4SI_V4SI,
2036 V2DI_FTYPE_V2DF_V2DF, V2SI_FTYPE_V2SI_V2SI,
2037 V2SI_FTYPE_V4HI_V4HI, V2SI_FTYPE_V2SF_V2SF,
2038 V2DF_FTYPE_V2DF_V2DF, V2DF_FTYPE_V2DF_V2DF_SWAP,
2039 V2DF_FTYPE_V2DF_V4SF, V2DF_FTYPE_V2DF_DI,
2040 V2DF_FTYPE_V2DF_SI, V2SF_FTYPE_V2SF_V2SF,
2041 V1DI_FTYPE_V1DI_V1DI, V1DI_FTYPE_V8QI_V8QI and
2042 V1DI_FTYPE_V2SI_V2SI.
2043 (bdesc_2arg): Moved to ...
2045 (ix86_init_mmx_sse_builtins): Updated.
2046 (ix86_expand_args_builtin): Updated. Take a pointer
2047 to const struct builtin_description. Handle comparison
2049 (ix86_expand_sse_compare): Take a new argument for swapping operands.
2050 (ix86_expand_builtin): Updated.
2052 * config/i386/sse.md (ssse3_pmaddubswv8hi3): Renamed to ...
2053 (ssse3_pmaddubsw128): This.
2054 (ssse3_pmaddubswv4hi3): Renamed to ...
2055 (ssse3_pmaddubsw): This.
2057 * doc/extend.texi (__builtin_ia32_packsswb128): Correct prototype.
2058 (__builtin_ia32_packssdw128): Likewise.
2059 (__builtin_ia32_packuswb128): Likewise.
2060 (__builtin_ia32_pmaddubsw): Likewise.
2061 (__builtin_ia32_pmaddubsw128): Likewise.
2063 2008-04-30 Richard Guenther <rguenther@suse.de>
2065 PR tree-optimization/14847
2066 * tree-ssa-ifcombine.c (get_name_for_bit_test): New helper function.
2067 (recognize_bits_test): Use it.
2068 (recognize_single_bit_test): Likewise.
2070 2008-04-30 Martin Jambor <mjambor@suse.cz>
2072 * ipa-cp.c (ipcp_init_stage): Calls ipa_set_called_with_variable_arg
2073 instead of setting number of formal parameters to zero.
2074 (ipcp_init_stage): Do not set the number of actual parameters to zero
2076 (ipcp_propagate_stage): Explicitly skipping all calls to nodes
2077 which are called with variable number of arguments.
2078 (ipcp_insert_stage): Explicitely skipping all nodes which are
2079 called with variable number of arguments.
2080 (ipcp_callsite_param_print): Skipps callsites to nodes with varaible
2081 number of parameters.
2083 * ipa-prop.h (struct ipa_node_params): Added flag
2084 called_with_var_arguments
2085 (ipa_set_param_count): Added. Changed sole setter to use it.
2086 (ipa_get_param_count): Added. All readers of param_count
2087 converted to use it instead.
2088 (ipa_set_called_with_variable_arg): Added.
2089 (ipa_is_called_with_var_arguments): Added.
2090 (ipa_get_ith_param): Added. All readers of param_decls converted
2092 (ipa_set_cs_argument_count): Added, sole writer to argument_count
2094 (ipa_get_cs_argument_count): Added, all readers of argument_count
2096 (ipa_get_ith_jump_func): Added. Accessors of jump values changed
2099 * ipa-prop.h (struct ipcp_formal): Renamed to ipcp_lattice
2100 (struct ipcp_lattice): Renamed cval_type to type
2101 (struct ipa_node_params): ipcp_cval renamed to ipcp_lattices
2103 * ipa-cp.c (ipcp_cval_get_cvalue): Changed return value to tree
2104 (ipcp_cval_set_cvalue): Changed type of parameter value to tree
2105 (ipcp_insert_stage): Changed the type of variable cvalue to tree
2106 (ipcp_replace_map_create): Changed the type of parameter cvalue to tree
2107 (build_const_val): Changed the type of parameter cvalue to tree
2108 (ipcp_propagate_const): Changed the type of parameter cvalue to tree
2109 (ipcp_method_cval_set_cvalue_type): Renamed parameter cval_type1 to type
2111 * ipa-prop.h (struct ipcp_formal): Replaced cvalue with tree called
2114 * ipa-prop.c (ipa_methodlist_init): Renamed to ipa_init_func_list
2115 (ipa_methodlist_not_empty): Removed, the sole user now checks directly
2116 (ipa_add_method): Renamed to ipa_push_func_to_list
2117 (ipa_remove_method): Renamed to ipa_pop_func_from_list
2118 (ipa_callsite_param_count): Removed.
2119 (ipa_callsite_param_count_set): Removed.
2120 (ipa_callsite_param): Removed.
2121 (ipa_callsite_callee): Removed.
2122 (ipa_callsite_compute_param): Renamed to ipa_compute_jump_functions
2123 (ipa_callsite_compute_count): Renamed to ipa_count_arguments
2124 (ipa_method_formal_count): Removed.
2125 (ipa_method_formal_count_set): Removed.
2126 (ipa_method_get_tree): Removed.
2127 (ipa_method_tree_map_create): Removed.
2128 (ipa_method_compute_tree_map): Renamed to ipa_create_param_decls_array
2129 (ipa_create_param_decls_array): Creates the array itself
2130 (ipa_create_param_decls_array): Temporary variable info instead of
2132 (ipa_method_formal_compute_count): Renamed to ipa_count_formal_params
2133 (ipa_method_compute_modify): Renamed to ipa_detect_param_modifications
2134 (get_type): Removed.
2135 (ipa_jf_get_info_type): Removed.
2136 (ipa_node_create): Renamed to ipa_create_node_params
2137 (ipa_free): Renamed to ipa_free_all_node_params
2138 (ipa_nodes_create): Renamed to ipa_create_all_node_params
2139 (ipa_edges_create): Renamed to ipa_create_all_edge_args
2140 (ipa_edges_free): Renamed to ipa_free_all_edge_args
2141 (ipa_nodes_free): Integrated into ipa_free_all_node_params and removed
2142 (ipa_free_all_node_params): Deallocation to jump_functions moved to
2143 ipa_free_all_edge_args
2144 (ipa_method_tree_print): Renamed to ipa_print_all_tree_maps
2145 (ipa_method_modify_print): Renamed to ipa_print_all_params_modified
2146 (ipa_create_methodlist_node): Removed.
2147 (ipa_methodlist_method): Removed.
2148 (ipa_methodlist_method_set): Removed.
2149 (ipa_methodlist_next_method): Removed.
2150 (ipa_methodlist_next_method_set): Removed.
2151 (ipa_method_is_modified): Removed.
2152 (ipa_method_modify_create): Removed.
2153 (ipa_method_modify_init): Temporary variable info instead of a few
2155 (ipa_detect_param_modifications): Temporary variable info instead of
2157 (ipa_compute_jump_functions): Temporary variable info instead of
2159 (ipa_method_modify_set): Removed.
2160 (ipa_method_tree_map): Renamed to ipa_get_param_decl_index
2161 (ipa_get_param_decl_index): Now accepts struct ipa_node_params rather
2162 than craph_node as the first parameter.
2163 (ipa_method_modify_stmt): Renamed to ipa_check_stmt_modifications
2164 (ipa_method_modify_init): Removed.
2165 (ipa_compute_jump_functions): Added a temp variable instead of
2166 repeatadly dereferencing the cgraph_edge.aux pointer
2167 (ipa_callsite_param_set_type): Removed.
2168 (ipa_compute_jump_functions): i renamed to index and moved to
2170 (ipa_callsite_param_set_info_type_formal): Removed.
2171 (ipa_callsite_param_set_info_type): Removed.
2172 (ipa_callsite_param_map_create): Removed.
2173 (ipa_callsite_tree): Removed.
2174 (ipa_callsite_caller): Removed.
2175 (ipa_pop_func_from_list): return_method removed to return_func
2177 * ipa-prop.h (enum cvalue_type): Renamed to ipa_lattice_type,
2178 prefixed all values with IPA_. Changed all users.
2179 (enum jump_func_type): Rnamed UNKNOWN_IPATYPE to IPA_UNKNOWN,
2180 CONST_IPATYPE to IPA_CONST, CONST_IPATYPE_REF to IPA_CONST_REF
2181 and FORMAL_IPATYPE IPA_PASS_THROUGH.
2182 (union parameter_info): Renamed to jump_func_value.
2183 (union jump_func_value): Renamed value to constant
2184 (struct ipa_jump_func): Renamed info_type to value
2185 (struct ipa_node): Renamed to ipa_node_params
2186 (struct ipa_node_params): Renamed ipa_arg_num to param_count
2187 (struct ipa_node_params): Renamed ipa_param_tree to param_decls
2188 (struct ipa_node_params): Renamed ipa_mod to modified_flags
2189 (struct ipa_edge): Renamed to ipa_edge_args
2190 (struct ipa_edge_args): Renamed ipa_param_num to argument_count
2191 (struct ipa_edge_args): Renamed ipa_param_map to jump_functions
2192 (struct ipa_methodlist): Renamed to ipa_func_list
2193 (struct ipa_func_list): method_p renamed to node, next_method
2195 (ipa_methodlist_p): Removed, switched all users to struct pointer
2196 (IS_VALID_TREE_MAP_INDEX): Renamed to IS_VALID_JUMP_FUNC_INDEX
2198 2008-04-30 Alan Modra <amodra@bigpond.net.au>
2200 * config/rs6000/rs6000.c (ALWAYS_RESTORE_ALTIVEC_BEFORE_POP): Define.
2201 (rs6000_emit_epilogue): Use backchain to restore only when we
2202 have a large frame. Make use of frame pointer to restore if we
2203 have one. Handle ALWAYS_RESTORE_ALTIVEC_BEFORE_POP.
2205 2008-04-29 Paolo Bonzini <bonzini@gnu.org>
2207 * config/avr/avr.md (*sbrx_branch, *sbix_branch, *sbix_branch_tmp):
2208 Add mode to zero_extract.
2209 (sign bit tests peepholes): (Ditto.).
2211 2008-04-29 H.J. Lu <hongjiu.lu@intel.com>
2213 * config/i386/i386.c (ix86_builtins): Replace Prescott New
2214 Instructions in comments with SSE3.
2215 (ix86_builtin_type): This. Add FLOAT128_FTYPE_FLOAT128,
2216 INT64_FTYPE_V4SF, INT64_FTYPE_V2DF, INT_FTYPE_V16QI,
2217 INT_FTYPE_V8QI, INT_FTYPE_V4SF, INT_FTYPE_V2DF,
2218 V16QI_FTYPE_V16QI, V8HI_FTYPE_V8HI, V8HI_FTYPE_V16QI,
2219 V8QI_FTYPE_V8QI, V4SI_FTYPE_V4SI, V4SI_FTYPE_V16QI,
2220 V4SI_FTYPE_V4SF, V4SI_FTYPE_V8HI, V4SI_FTYPE_V2DF,
2221 V4HI_FTYPE_V4HI, V4SF_FTYPE_V4SF, V4SF_FTYPE_V4SI,
2222 V4SF_FTYPE_V2DF, V2DI_FTYPE_V2DI, V2DI_FTYPE_V16QI,
2223 V2DI_FTYPE_V8HI, V2DI_FTYPE_V4SI, V2DF_FTYPE_V2DF,
2224 V2DF_FTYPE_V4SI, V2DF_FTYPE_V4SF, V2DF_FTYPE_V2SI,
2225 V2SI_FTYPE_V2SI, V2SI_FTYPE_V4SF, V2SI_FTYPE_V2SF,
2226 V2SI_FTYPE_V2DF, V2SF_FTYPE_V2SF and V2SF_FTYPE_V2SI.
2227 (bdesc_sse_args): Renamed to ...
2228 (bdesc_args): This. Add IX86_BUILTIN_PF2ID, IX86_BUILTIN_PFRCP,
2229 IX86_BUILTIN_PFRSQRT, IX86_BUILTIN_PI2FD, IX86_BUILTIN_PF2IW,
2230 IX86_BUILTIN_PSWAPDSI, IX86_BUILTIN_PSWAPDSF and
2232 (bdesc_1arg): Moved to ...
2234 (ix86_init_mmx_sse_builtins): Updated. Replace Prescott New
2235 Instructions in comments with SSE3.
2236 (ix86_expand_sse_operands_builtin): Renamed to ...
2237 (ix86_expand_args_builtin): This. Updated.
2238 (ix86_expand_unop1_builtin): Update comments.
2239 (ix86_expand_builtin): Updated.
2241 2008-04-29 Richard Guenther <rguenther@suse.de>
2243 PR tree-optimization/36078
2244 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely):
2245 Update virtual SSA form after cleaning up the CFG.
2247 2008-04-29 Richard Guenther <rguenther@suse.de>
2250 * fold-const.c (fold_binary): Fold (A + A) * C to A * 2*C.
2252 2008-04-29 Richard Guenther <rguenther@suse.de>
2254 * tree-ssa-alias.c (finalize_ref_all_pointers): Remove.
2255 (compute_may_aliases): Do not call finalize_ref_all_pointers.
2256 (compute_flow_insensitive_aliasing): Do not treat
2257 PTR_IS_REF_ALL pointers special.
2258 (get_smt_for): Likewise.
2259 (may_alias_p): Re-structure.
2260 (is_escape_site): A ref-all pointer conversion is not an escape site.
2261 * tree-ssa-structalias.c (find_what_p_points_to): Do not treat
2262 PTR_IS_REF_ALL pointers special.
2263 * tree-ssa-structalias.h (struct alias_info): Remove
2264 ref_all_symbol_mem_tag field.
2265 (PTR_IS_REF_ALL): Remove.
2267 2008-04-29 Richard Guenther <rguenther@suse.de>
2270 * fold-const.c (extract_muldiv_1): In combining division constants
2271 make sure to never overflow.
2273 2008-04-29 Nick Clifton <nickc@redhat.com>
2275 * doc/tm.texi (RETURN_ADDR_RTX): Fix typo.
2277 2008-04-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2280 * optc-gen.awk: Work around HP-UX/IA awk bug.
2282 2008-04-28 Danny Smith <dannysmith@users.sourceforge.net>
2284 * config/i386/cygming-crtend.c (register_frame_ctor): Revert my
2287 2008-04-28 Uros Bizjak <ubizjak@gmail.com>
2290 * config/i386/i386.md
2291 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit):
2292 Change operand 1 predicate to nonimmediate_operand.
2294 2008-04-28 Jakub Jelinek <jakub@redhat.com>
2297 * dwarf2out.c (struct die_struct): Mark as chain_circular through
2299 * gengtype.c (walk_type, write_func_for_structure): Handle
2301 * doc/gty.texi: Document chain_circular.
2303 2008-04-28 Richard Guenther <rguenther@suse.de>
2305 PR tree-optimization/36066
2306 * tree-vrp.c (execute_vrp): Cleanup the CFG only after finalizing
2309 2008-04-28 Uros Bizjak <ubizjak@gmail.com>
2312 * config/i386/i386.md
2313 (floatdi<X87MODEF:mode>2_i387_with_xmm splitters):
2314 Use match_scratch instead of match_operand for operands 3 and 4.
2316 2008-04-27 Richard Guenther <rguenther@suse.de>
2318 PR tree-optimization/18754
2319 PR tree-optimization/34223
2320 * tree-pass.h (pass_complete_unrolli): Declare.
2321 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Print
2322 loop size before and after unconditionally of UL_NO_GROWTH in effect.
2323 Rewrite loop into loop closed SSA form if it is not already.
2324 (tree_unroll_loops_completely): Re-structure to iterate over
2325 innermost loops with intermediate CFG cleanups.
2326 Unroll outermost loops only if requested or the code does not grow
2328 * tree-ssa-loop.c (gate_tree_vectorize): Don't shortcut if no
2329 loops are available.
2330 (tree_vectorize): Instead do so here.
2331 (tree_complete_unroll): Also unroll outermost loops.
2332 (tree_complete_unroll_inner): New function.
2333 (gate_tree_complete_unroll_inner): Likewise.
2334 (pass_complete_unrolli): New pass.
2335 * tree-ssa-loop-manip.c (find_uses_to_rename_use): Only record
2336 uses outside of the loop.
2337 (tree_duplicate_loop_to_header_edge): Only verify loop-closed SSA
2338 form if it is available.
2339 * tree-flow.h (tree_unroll_loops_completely): Add extra parameter.
2340 * passes.c (init_optimization_passes): Schedule complete inner
2341 loop unrolling pass before the first CCP pass after final inlining.
2343 2008-04-27 Nathan Sidwell <nathan@codesourcery.com>
2345 * targhooks.h (default_emutls_var_fields,
2346 default_emutls_var_init): Declare.
2347 * tree.h (DECL_THREAD_LOCAL): Compare against TLS_MODEL_REAL.
2348 * target.h (struct gcc_target): Add struct emutls member.
2349 * target-def.h (TARGET_EMUTLS_GET_ADDRESS,
2350 TARGET_EMUTLS_REGISTER_COMMON, TARGET_EMUTLS_VAR_SECTION,
2351 TARGET_EMUTLS_TMPL_SECTION, TARGET_EMUTLS_VAR_PREFIX,
2352 TARGET_EMUTLS_TMPL_PREFIX, TARGET_EMUTLS_VAR_FIELDS,
2353 TARGET_EMUTLS_VAR_INIT, TARGET_EMUTLS_DEBUG_FORM_TLS_ADDRESS,
2354 TARGET_EMUTLS_VAR_ALIGN_FIXED, TARGET_EMUTLS): New.
2355 (TARGET_INITIALIZER): Add TARGET_EMUTLS.
2356 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS,
2357 BUILT_IN_EMUTLS_REGISTER_COMMON): Get name from targetm structure.
2358 * dwarf2out.c (loc_descriptor_from_tree_1): Check if emutls can
2359 emit debug information.
2360 * coretypes.h (tls_model): Add TLS_MODEL_EMULATED, TLS_MODEL_REAL.
2361 * varasm.c: Include targhooks.h.
2362 (emutls_object_section, emutls_tmpl_section): New.
2363 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): Remove.
2364 (EMUTLS_SEPARATOR): New.
2366 (get_emutls_object_name): New.
2367 (default_emutls_var_fields): New, broken out of ...
2368 (get_emutls_object_type): ... here. Adjust to use target hooks.
2369 (get_emutls_init_templ_addr): Adjust to use target hooks.
2370 (emutls_decl): Adjust to use target hooks.
2371 (emutls_finish): Likewise.
2372 (default_emutls_var_init): New, broken out of ...
2373 (assemble_variable): ... here. Adjust to use target hooks.
2374 * output.h (enum section_category): Add SECCAT_EMUTLS_VAR,
2376 * c-common.c (handle_section_attribute): Prevent overriding
2377 sections for emulated tls with special sections.
2378 * config/i386/i386.c (x86_64_elf_select_section): Add
2379 SECCAT_EMUTLS_VAR and SECCAT_EMUTLS_TMPL.
2380 (x86_64_elf_unique_section): Likewise.
2381 * config/vxworks.c: Include tree.h.
2382 (vxworks_emutls_var_fields, vxworks_emutls_var_init): New.
2383 (vxworks_override_options): Set TLS scheme.
2384 * doc/tm.texi (Emulated TLS): New node.
2386 2008-04-26 Simon Baldwin <simonb@google.com>
2389 * builtins.c (c_strlen): Suppressed multiple warnings that can occur
2390 with propagated string constants.
2392 2008-04-26 Uros Bizjak <ubizjak@gmail.com>
2394 * config/i386/i386.md (fix_trunc<mode>_i387_fisttp_with_temp): Use 'X'
2395 constraint for operand 2 when operand 0 is memory operand.
2396 (fix_truncdi_i387_with_temp): : Use 'X' constraint for operand 4 when
2397 operand 0 is memory operand.
2398 (fix_trunc<mode>_i387_with_temp): Ditto.
2399 (*floatsi<mode>2_vector_mixed_with_temp): Use 'X' constraint for
2400 operand 2 when operand 1 is memory operand.
2401 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_with_temp): Ditto.
2402 (*floatsi<mode>2_vector_sse_with_temp): Ditto.
2403 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_with_temp): Ditto.
2404 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
2405 (floatdi<X87MODEF:mode>2_i387_with_xmm): Use 'X' constraint for
2406 operands 2,3 and 4 when operand 1 is memory operand.
2407 (fistdi2_with_temp): Use 'X' constraint for operand 2 when operand 0
2409 (fistdi2_floor_with_temp): Ditto.
2410 (fist<mode>2_floor_with_temp): Ditto.
2411 (fistdi2_ceil_with_temp): Ditto.
2412 (fist<mode>2_ceil_with_temp): Ditto.
2413 (*truncdfsf_fast_mixed): Merge alternatives 0 and 1.
2415 2008-04-26 David Daney <ddaney@avtrex.com>
2417 * config/mips/mips.md (UNSPEC_COMPARE_AND_SWAP_12): New
2419 (UNSPEC_SYNC_OLD_OP, UNSPEC_SYNC_NEW_OP, UNSPEC_SYNC_EXCHANGE,
2420 UNSPEC_MEMORY_BARRIER, UNSPEC_SET_GOT_VERSION,
2421 UNSPEC_UPDATE_GOT_VERSION): Renumber.
2422 (sync_compare_and_swap<mode>): New expand for QI and HI modes.
2423 (compare_and_swap_12): New insn.
2424 * config/mips/mips-protos.h (mips_expand_compare_and_swap_12): Declare.
2425 * config/mips/mips.c (mips_force_binary): New function.
2426 (mips_emit_int_order_test, mips_expand_synci_loop): Use it.
2427 (mips_expand_compare_and_swap_12): New function.
2428 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP_12): New macro.
2430 2008-04-25 Jan Hubicka <jh@suse.cz>
2433 * cfgexpand.c (pass_expand): Turn into RTL pass.
2434 * passes.c (execute_one_pass): Do pass typechecking after execution.
2435 * tree-pass.h (pass_expand): Turn into RTL pass.
2437 * function.h (struct rtl_data): Move here fields
2438 accesses_prior_frames, calls_eh_return, saves_all_registers,
2439 has_nonlocal_goto, has_asm_statement, is_thunk,
2440 all_throwers_are_sibcalls, limit_stack, profile, uses_const_pool,
2441 uses_pic_offset_table, uses_eh_lsda, tail_call_emit,
2442 arg_pointer_save_area_init from struct function; turn into bool.
2443 (struct function): Move
2444 calls_eh_return, saves_all_registers, has_nonlocal_goto,
2445 has_asm_statement, is_thunk, all_throwers_are_sibcalls, limit_stack,
2446 profile, uses_const_pool, uses_pic_offset_table, uses_eh_lsda,
2447 tail_call_emit, arg_pointer_save_area_init
2448 into struct rtl_data. Remove recursive_call_emit and gimplified flags.
2449 (current_function_returns_struct, current_function_returns_pcc_struct,
2450 current_function_calls_setjmp, current_function_calls_alloca,
2451 current_function_accesses_prior_frames,
2452 current_function_calls_eh_return, current_function_is_thunk,
2453 current_function_stdarg, current_function_profile,
2454 current_function_limit_stack, current_function_uses_pic_offset_table,
2455 current_function_uses_const_pool, current_function_has_nonlocal_label,
2456 current_function_saves_all_registers,
2457 current_function_has_nonlocal_goto,
2458 current_function_has_asm_statement): Remove accesor macros.
2459 * ra-conflict.c (global_conflicts): Update.
2460 * tree-tailcall.c (suitable_for_tail_opt_p): Update.
2461 (suitable_for_tail_call_opt_p): Update.
2462 * builtins.c (expand_builtin_return_addr): Update.
2463 (expand_builtin_setjmp_setup): Update.
2464 (expand_builtin_nonlocal_goto): Update.
2465 * final.c (final_start_function): Update.
2466 (profile_function): Update.
2467 (leaf_function_p): Update.
2468 (only_leaf_regs_used): Update.
2469 * df-scan.c (df_get_exit_block_use_set): Update.
2470 * dojump.c (clear_pending_stack_adjust): Update.
2471 * tree-stdarg.c (gate_optimize_stdarg): Update.
2472 * gimple-low.c (lower_function_body): Update.
2473 * global.c (compute_regsets): Update.
2474 (global_alloc): Update.
2475 * dwarf2out.c (dwarf2out_begin_prologue): Update.
2476 * expr.c (expand_assignment): Update.
2477 * dse.c (dse_step0): Update.
2478 (dse_step1): Update.
2479 * c-decl.c (store_parm_decls): Update.
2480 * local-alloc.c (combine_regs): Update.
2481 (find_free_reg): Update.
2482 * function.c (assign_parms_augmented_arg_list): Update.
2483 (assign_parm_find_data_types): Update.
2484 (assign_parms): Update.
2485 (allocate_struct_function): Update.
2486 (expand_function_start): Update.
2487 (expand_function_end): Update.
2488 (get_arg_pointer_save_area): Update.
2489 (thread_prologue_and_epilogue_insns): Update.
2490 (rest_of_match_asm_constraints): Update.
2491 * stor-layout.c (variable_size): Update.
2492 * gcse.c (gcse_main): Update.
2493 (bypass_jumps): Update.
2494 * gimplify.c (gimplify_function_tree): Update.
2495 * calls.c (emit_call_1): Update.
2496 (expand_call): Update.
2497 * bt-load.c (compute_defs_uses_and_gen): Update.
2498 * except.c (sjlj_assign_call_site_values): Update.
2499 (sjlj_emit_function_enter): Update.
2500 (can_throw_external): Update.
2501 (set_nothrow_function_flags): Update.
2502 (expand_builtin_unwind_init): Update.
2503 (expand_eh_return): Update.
2504 (convert_to_eh_region_ranges): Update.
2505 (output_function_exception_table): Update.
2506 * emit-rtl.c (gen_tmp_stack_mem): Update.
2507 * cfgexpand.c (expand_used_vars): Update.
2508 (tree_expand_cfg): Update.
2509 * cfgcleanup.c (rest_of_handle_jump): Update.
2510 * explow.c (allocate_dynamic_stack_space): Update.
2511 * varasm.c (assemble_start_function): Update.
2512 (force_const_mem): Update.
2513 (mark_constant_pool): Update.
2514 * tree-optimize.c (tree_rest_of_compilation): Update.
2515 * stack-ptr-mod.c (notice_stack_pointer_modification): Update.
2516 * tree-cfg.c (notice_special_calls): Update.
2517 (is_ctrl_altering_stmt): Update.
2518 (tree_can_make_abnormal_goto): Update.
2519 (tree_purge_dead_abnormal_call_edges): Update.
2520 * config/alpha/predicates.md: Update.
2521 * config/alpha/alpha.c (alpha_sa_mask): Update.
2522 (alpha_sa_size): Update.
2523 (alpha_does_function_need_gp): Update.
2524 (alpha_expand_prologue): Update.
2525 (alpha_start_function): Update.
2526 (alpha_output_function_end_prologue): Update.
2527 (alpha_expand_epilogue): Update.
2528 * config/frv/frv.c (frv_stack_info): Update.
2529 (frv_expand_epilogue): Update.
2530 * config/s390/s390.c (s390_regs_ever_clobbered): Update.
2531 (s390_register_info): Update.
2532 (s390_frame_info): Update.
2533 (s390_init_frame_layout): Update.
2534 (s390_can_eliminate): Update.
2535 (save_gprs): Update.
2536 * config/spu/spu.c (spu_split_immediate): Update.
2537 (need_to_save_reg): Update.
2538 (spu_expand_prologue): Update.
2539 (spu_expand_epilogue): Update.
2540 * config/sparc/sparc.md: Update.
2541 * config/sparc/sparc.c (eligible_for_return_delay): Update.
2542 (sparc_tls_got): Update.
2543 (legitimize_pic_address): Update.
2544 (sparc_emit_call_insn): Update.
2545 (sparc_expand_prologue): Update.
2546 (output_return): Update.
2547 (print_operand): Update.
2548 (sparc_function_ok_for_sibcall): Update.
2549 * config/sparc/sparc.h (EXIT_IGNORE_STACK): Update.
2550 * config/m32r/m32r.md: Update.
2551 * config/m32r/m32r.c (MUST_SAVE_RETURN_ADDR): Update.
2552 (m32r_compute_frame_size): Update.
2553 (m32r_expand_prologue): Update.
2554 (m32r_expand_epilogue): Update.
2555 (m32r_legitimize_pic_address): Update.
2556 * config/m32r/m32r.h (FRAME_POINTER_REQUIRED): Update.
2557 * config/i386/linux.h (SUBTARGET_FRAME_POINTER_REQUIRED): Update.
2558 * config/i386/i386.c (ix86_frame_pointer_required): Update.
2560 (ix86_save_reg): Update.
2561 (ix86_compute_frame_layout): Update.
2562 (ix86_expand_prologue): Update.
2563 (ix86_expand_epilogue): Update.
2564 * config/sh/sh.c (output_stack_adjust): Update.
2565 (calc_live_regs): Update.
2566 (sh5_schedule_saves): Update.
2567 (sh_expand_prologue): Update.
2568 (sh_expand_epilogue): Update.
2569 (sh_setup_incoming_varargs): Update.
2570 (sh_allocate_initial_value): Update.
2571 (sh_get_pr_initial_val): Update.
2572 * config/sh/sh.h (SHMEDIA_REGS_STACK_ADJUST): Update.
2573 * config/sh/sh.md (label:): Update.
2574 * config/avr/avr.c (out_movhi_mr_r): Update.
2575 * config/crx/crx.h (enum): Update.
2576 * config/xtensa/xtensa.h (along): Update.
2577 * config/stormy16/stormy16.c Update.
2578 (xstormy16_compute_stack_layout): Update.
2579 * config/fr30/fr30.c (MUST_SAVE_RETURN_POINTER): Update.
2580 (fr30_expand_prologue): Update.
2581 * config/cris/cris.c (cris_conditional_register_usage): Update.
2582 (cris_reg_saved_in_regsave_area): Update.
2583 (cris_initial_frame_pointer_offset): Update.
2584 (cris_simple_epilogue): Update.
2585 (cris_expand_prologue): Update.
2586 (cris_expand_epilogue): Update.
2587 (cris_expand_pic_call_address): Update.
2588 (cris_asm_output_symbol_ref): Update.
2589 (cris_asm_output_label_ref): Update.
2590 * config/cris/cris.md Update.
2591 * config/iq2000/iq2000.c (compute_frame_size): Update.
2592 (iq2000_expand_epilogue): Update.
2593 * config/mt/mt.h (save_direction): Update.
2594 * config/mn10300/mn10300.c (mn10300_function_value): Update.
2595 * config/ia64/ia64.c (ia64_compute_frame_size): Update.
2596 (ia64_secondary_reload_class): Update.
2597 * config/m68k/m68k.c (m68k_save_reg): Update.
2598 (m68k_expand_prologue): Update.
2599 (m68k_expand_epilogue): Update.
2600 (legitimize_pic_address): Update.
2601 * config/rs6000/rs6000.c (rs6000_got_register): Update.
2602 (first_reg_to_save): Update.
2603 (first_altivec_reg_to_save): Update.
2604 (compute_vrsave_mask): Update.
2605 (compute_save_world_info): Update.
2606 (rs6000_stack_info): Update.
2607 (spe_func_has_64bit_regs_p): Update.
2608 (rs6000_ra_ever_killed): Update.
2609 (rs6000_emit_eh_reg_restore): Update.
2610 (rs6000_emit_allocate_stack): Update.
2611 (rs6000_emit_prologue): Update.
2612 (rs6000_emit_epilogue): Update.
2613 (rs6000_output_function_epilogue): Update.
2614 (output_profile_hook): Update.
2615 (rs6000_elf_declare_function_name): Update.
2616 * config/rs6000/rs6000.h (rs6000_args): Update.
2617 * config/rs6000/rs6000.md: Update.
2618 * config/mcore/mcore.c (mcore_expand_prolog): Update.
2619 * config/arc/arc.c (arc_output_function_epilogue): Update.
2620 * config/arc/arc.h (FRAME_POINTER_REQUIRED): Update.
2621 * config/darwin.c (machopic_function_base_name): Update.
2622 * config/score/score3.c (score3_compute_frame_size): Update.
2625 (score3_epilogue): Update.
2626 * config/score/score7.c (score7_compute_frame_size): Update.
2627 (score7_prologue): Update.
2628 (score7_epilogue): Update.
2629 * config/score/score.h (FRAME_POINTER_REQUIRED): Update.
2630 * config/arm/linux-elf.h (SUBTARGET_FRAME_POINTER_REQUIRED): Update.
2631 * config/arm/arm.c (use_return_insn): Update.
2632 (require_pic_register): Update.
2633 (arm_load_pic_register): Update.
2634 (arm_compute_save_reg0_reg12_mask): Update.
2635 (arm_compute_save_reg_mask): Update.
2636 (thumb1_compute_save_reg_mask): Update.
2637 (output_return_instruction): Update.
2638 (arm_output_function_prologue): Update.
2639 (arm_output_epilogue): Update.
2640 (arm_get_frame_offsets): Update.
2641 (arm_expand_prologue): Update.
2642 (thumb_pushpop): Update.
2643 (thumb_exit): Update.
2644 (thumb1_expand_prologue): Update.
2645 (thumb1_expand_epilogue): Update.
2646 (arm_unwind_emit): Update.
2647 (arm_output_fn_unwind): Update.
2648 * config/arm/arm.h (FRAME_POINTER_REQUIRED): Update.
2649 * config/arm/arm.md: Update.
2650 * config/pa/pa.md: Update.
2651 * config/pa/pa.c (legitimize_pic_address): Update.
2652 (compute_frame_size): Update.
2653 (hppa_expand_prologue): Update.
2654 (hppa_expand_epilogue): Update.
2655 (borx_reg_operand): Update.
2656 * config/pa/pa.h (FRAME_POINTER_REQUIRED): Update.
2657 (HARD_REGNO_RENAME_OK): Update.
2658 * config/mips/mips.c (mips_global_pointer): Update.
2659 (mips_save_reg_p): Update.
2660 (mips_compute_frame_info): Update.
2661 (mips_frame_pointer_required): Update.
2662 (mips_expand_prologue): Update.
2663 (mips_expand_epilogue): Update.
2664 (mips_can_use_return_insn): Update.
2665 (mips_reorg_process_insns): Update.
2666 * config/v850/v850.c (compute_register_save_size): Update.
2667 * config/mmix/mmix.h (FRAME_POINTER_REQUIRED): Update.
2668 * config/mmix/mmix.c (along): Update.
2669 (mmix_expand_epilogue): Update.
2670 * config/bfin/bfin.c (legitimize_pic_address): Update.
2671 (must_save_p): Update.
2672 (stack_frame_needed_p): Update.
2673 (add_to_reg): Update.
2674 (bfin_expand_prologue): Update.
2675 * stmt.c (expand_asm_operands): Update.
2676 * reload1.c (reload): Update.
2677 (init_elim_table): Update.
2679 2008-04-25 Bob Wilson <bob.wilson@acm.org>
2681 * optabs.c (expand_float): Fix REG_EQUAL for UNSIGNED_FLOAT libcall.
2683 2008-04-25 H.J. Lu <hongjiu.lu@intel.com>
2685 * config/i386/sse.md (mov<mode>): Replace SSEMODEI with SSEMODE.
2686 (*mov<mode>_internal): Likewise. Support V4SF and V2DF.
2687 (mov<mode>): Removed.
2688 (*movv4sf_internal): Likewise.
2689 (*movv2df_internal): Likewise.
2691 2008-04-25 Pompapathi V Gadad <Pompapathi.V.Gadad@nsc.com>
2693 * config.gcc (crx-*-elf): Remove deprecation.
2695 2008-04-25 Danny Smith <dannysmith@users.sourceforge.net>
2697 * config/i386/cygming-crtend.c (register_frame_ctor): Register
2698 __gcc_deregister_frame with atexit.
2699 (deregister_frame_dtor): Remove.
2701 2008-04-24 Nathan Froyd <froydnj@codesourcery.com>
2702 Nathan Sidwell <nathan@codesourcery.com>
2704 * config/rs6000/rs6000.opt (mspe): Remove Var property.
2706 * config/rs6000/rs6000.h (rs6000_spe): Declare.
2707 (rs6000_isel): Likewise.
2708 * config/rs6000/rs6000.c (rs6000_spe): New variable.
2709 (rs6000_isel): New variable.
2710 (rs6000_handle_option): Handle OPT_mspe and OPT_misel.
2712 2008-04-24 Jakub Jelinek <jakub@redhat.com>
2715 * c-common.c (handle_vector_size_attribute): Call
2716 lang_hooks.types.reconstruct_complex_type instead of
2717 reconstruct_complex_type.
2718 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Likewise.
2719 * config/spu/spu.c (spu_handle_vector_attribute): Likewise.
2720 * langhooks.h (struct lang_hooks_for_types): Add
2721 reconstruct_complex_type hook.
2722 * langhooks-def.h (LANG_HOOKS_RECONSTRUCT_COMPLEX_TYPE): Define.
2723 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add it.
2725 2008-04-24 Richard Guenther <rguenther@suse.de>
2727 * c-common.h (check_builtin_function_arguments): Declare.
2728 * c-common.c (validate_nargs): New function.
2729 (check_builtin_function_arguments): Likewise.
2730 * c-typeck.c (build_function_call): Call
2731 check_builtin_function_arguments.
2732 * builtins.c (fold_builtin_classify): Remove error reporting code.
2733 (fold_builtin_unordered_cmp): Likewise.
2734 (fold_builtin_1): Likewise.
2735 (fold_builtin_n): Likewise.
2737 2008-04-24 Jakub Jelinek <jakub@redhat.com>
2739 PR tree-optimization/36008
2740 * fold-const.c (try_move_mult_to_index): If s == NULL, divide
2741 the original op1, rather than delta by step.
2743 2008-04-22 Antoniu Pop <antoniu.pop@gmail.com>
2744 Sebastian Pop <sebastian.pop@amd.com>
2746 * tree-parloops.c (take_address_of, eliminate_local_variables_1,
2747 eliminate_local_variables_stmt, eliminate_local_variables,
2748 separate_decls_in_loop_name, separate_decls_in_loop_stmt,
2749 separate_decls_in_loop, gen_parallel_loop): Make them work on a region
2750 of code delimited by two edges in the CFG.
2751 (separate_decls_in_loop_name): Renamed separate_decls_in_region_name.
2752 (separate_decls_in_loop_stmt): Renamed separate_decls_in_region_stmt.
2753 (separate_decls_in_loop): Renamed separate_decls_in_region. Isolate
2754 the case of parallelisation of reductions.
2755 (expr_invariant_in_region_p): New.
2757 * tree-flow.h (gather_blocks_in_sese_region): Declared.
2758 * tree-cfg.c (gather_blocks_in_sese_region): Extern.
2760 2008-04-24 Ira Rosen <irar@il.ibm.com>
2761 Richard Guenther <rguenther@suse.de>
2763 PR tree-optimization/36034
2764 * tree-vect-analyze.c (vect_analyze_group_access): SLP is
2765 incapable of dealing with loads with gaps.
2767 2008-04-24 Rafael Espindola <espindola@google.com>
2769 * tree-flow.h (vrp_evaluate_conditional): Change signature.
2770 * tree-ssa-propagate.c (fold_predicate_in): Update call to
2771 vrp_evaluate_conditional.
2772 * tree-vrp.c (vrp_evaluate_conditional_warnv): Remove.
2773 (vrp_evaluate_conditional): Split the cond argument.
2774 (vrp_visit_cond_stmt): Use vrp_evaluate_conditional_warnv_with_ops.
2775 (simplify_stmt_for_jump_threading): Update call to
2776 vrp_evaluate_conditional.
2778 2008-04-24 Ira Rosen <irar@il.ibm.com>
2780 PR tree-optimization/35982
2781 * tree-vect-analyze.c (vect_check_interleaving): Check that the
2782 interleaved data-refs are of the same type.
2784 2008-04-24 Danny Smith <dannysmith@users.net>
2786 * c-format.c (check_format_info_main): Use strncmp rather than a
2787 magic prefix to handle multichar length specs.
2788 * config/i386/msformat-c.c (format_length_info ms_printf_length_specs):
2789 Don't prefix "I64" and "I32" with '\0'.
2791 2008-04-24 Jakub Jelinek <jakub@redhat.com>
2794 * config/i386/i386.c (init_cumulative_args): Don't pass anything
2795 in registers for -m32 only if stdarg_p (fntype).
2797 2008-04-24 Uros Bizjak <ubizjak@gmail.com>
2799 PR rtl-optimization/36006
2800 * expmed.c (store_fixed_bit_field): Copy op0 rtx before moving
2801 temp to op0 in order to avoid invalid rtx sharing.
2803 2008-04-23 Paolo Bonzini <bonzini@gnu.org>
2805 * tree-cfg.c (verify_expr): Check with is_gimple_address. Don't
2806 check TREE_INVARIANT.
2807 * tree-gimple.c (is_gimple_address): New.
2808 (is_gimple_invariant_address): Simplify using decl_address_invariant_p.
2809 * tree-gimple.h (is_gimple_address): New.
2810 * tree.h (decl_address_invariant_p): New.
2811 * tree.c (make_node_stat): Don't set TREE_INVARIANT.
2812 (build_string): Likewise.
2813 (decl_address_invariant_p): New, from is_gimple_invariant_address.
2814 (tree_invariant_p_1): Likewise.
2815 (save_expr): Use it.
2816 (tree_invariant_p): New.
2817 (skip_simple_arithmetic): Use it.
2818 (stabilize_reference_1): Use it.
2819 (recompute_tree_invariant_for_addr_expr): Don't update TREE_INVARIANT,
2821 (build1_stat): Drop code to compute TREE_INVARIANT.
2822 (build2_stat): Drop code to compute TREE_INVARIANT.
2823 (build3_stat): Drop code to compute TREE_INVARIANT.
2824 (build4_stat): Drop code to compute TREE_INVARIANT.
2825 (build5_stat): Drop code to compute TREE_INVARIANT.
2826 (build7_stat): Drop code to compute TREE_INVARIANT.
2827 (merge_dllimport_decl_attributes): Don't mention TREE_INVARIANT.
2828 * tree.h (struct tree_base): Remove invariant_flag.
2829 (TREE_INVARIANT): Remove.
2830 * builtins.c (build_string_literal): Don't set TREE_INVARIANT.
2831 (fold_builtin_expect): Check TREE_CONSTANT.
2832 * tree-ssa-ccp.c (fold_stmt_r): Adjust comment.
2833 * c-tree.h (c_expr_to_decl): Drop third parameter.
2834 * c-typeck.c (build_external_ref): Don't set TREE_INVARIANT.
2835 (build_c_cast): Don't set TREE_INVARIANT.
2836 (pop_init_level): Don't set TREE_INVARIANT.
2837 (c_objc_common_truthvalue_conversion): Don't set TREE_INVARIANT.
2838 * gimplify.c (gimplify_init_ctor_preeval): Add assertion, test
2840 (gimplify_init_constructor): Don't set TREE_INVARIANT.
2841 (gimplify_addr_expr): Adjust comment.
2842 * tree-mudflap.c (mf_build_string):
2843 * print-tree.c (print_node): Don't print TREE_INVARIANT.
2844 * tree-nested.c (convert_nonlocal_reference): Adjust comment.
2845 * c-common.c (fix_string_type): Don't set TREE_INVARIANT.
2846 * langhooks-def.h (lhd_expr_to_decl): Drop third parameter.
2847 * langhooks.c (lhd_expr_to_decl): Drop third parameter.
2848 * langhooks.h (struct lang_hooks): Drop third parameter from
2851 2008-04-23 Richard Guenther <rguenther@suse.de>
2853 PR tree-optimization/27799
2854 PR tree-optimization/32921
2855 PR tree-optimization/32624
2856 * tree-ssa-structalias.c (merge_smts_into): Only merge the
2857 SMTs aliases and the tag itself into the solution.
2858 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): Do not
2859 merge the points-to solution back into the SMT aliases.
2860 (may_alias_p): Use alias_set_subset_of instead of
2861 aliases_conflict_p. A pointer which points to
2862 memory with alias set zero may access any variable.
2864 2008-04-23 Richard Guenther <rguenther@suse.de>
2866 * alias.c (alias_set_subset_of): Correctly handle asking
2867 if zero is a subset of an alias set with zero child.
2868 * tree-ssa-alias.c (have_common_aliases_p): Simplify logic.
2869 (compute_flow_insensitive_aliasing): Correctly walk all
2870 pointers. Do not unnecessarily union sets.
2872 2008-04-23 Richard Guenther <rguenther@suse.de>
2875 * c-common.c (handle_alloc_size_attribute): Use type_num_arguments.
2877 2008-04-22 Tomas Bily <tbily@suse.cz>
2879 * tree-cfg.c (verify_expr): Check for NON_LVALUE_EXPR as
2881 * tree-vrp.c (extract_range_from_unary_expr): Removed unused
2883 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Likewise.
2884 * tree-ssa-structalias.c (get_constraint_for): Likewise.
2885 * tree-inline.c (estimate_num_insns_1): Likewise.
2886 * varasm.c (const_hash_1, compare_constant, copy_constant)
2887 (compute_reloc_for_constant, output_addressed_constants): Likewise.
2888 * emit-rtl.c (component_ref_for_mem_expr)
2889 (set_mem_attributes_minus_bitpos): Likewise.
2890 * expr.c (highest_pow2_factor, expand_expr_real_1, )
2891 (is_aligning_offset): Likewise.
2892 * dwarf2out.c (loc_descriptor_from_tree_1, add_bound_info): Likewise.
2893 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Likewise.
2894 * dojump.c (do_jump): Likewise.
2895 * builtins.c (get_pointer_alignment, get_memory_rtx)
2896 (integer_valued_real_p, fold_builtin_next_arg): Likewise.
2897 * tree-scalar-evolution.c (instantiate_parameters_1): Likewise.
2899 2008-04-23 Jakub Jelinek <jakub@redhat.com>
2901 PR rtl-optimization/36017
2902 * builtins.c (expand_errno_check): Clear CALL_EXPR_TAILCALL before
2903 expanding the library call.
2905 2008-04-22 Ian Lance Taylor <iant@google.com>
2907 * fold-const.c (pointer_may_wrap_p): Call int_size_in_bytes rather
2910 2008-04-22 Pat Haugen <pthaugen@us.ibm.com>
2912 * config/rs6000/rs6000.c (rs6000_register_move_cost): Increase cost
2913 of LR/CTR moves for Power6.
2915 2008-04-22 Kenneth Zadeck <zadeck@naturalbridge.com>
2918 * passes.c (init_optimization_passes): Remove
2919 pass_fast_rtl_byte_dce.
2921 2008-04-22 Uros Bizjak <ubizjak@gmail.com>
2924 * config/i386/xmmintrin.h (_mm_cvtpi16_ps): Rearrange calls to
2925 builtin functions to generate faster code.
2926 (_mm_cvtpu16_ps): Ditto.
2927 (_mm_cvtpi32x2_ps): Ditto.
2929 2008-04-22 Nick Clifton <nickc@redhat.com>
2931 * common.opt (ftree-loop-distribution): Add Optimization
2934 * config/frv/frv.c (frv_stack_info): Use crtl instead of cfun.
2935 (frv_expand_builtin_va_start): Likewise.
2937 * config/arm/arm.c (thumb_find_work_register): Fix location of
2938 argument register count.
2940 2008-04-22 Maxim Kuvyrkov <maxim@codesourcery.com>
2942 Support scheduling for ColdFire V1 and V3 microarchitecture.
2943 Improve scheduling of multiplication instructions.
2945 * config/m68k/m68k.md (cpu): Add cfv1 and cfv3. Rename cf_v2 to cfv1.
2946 (mac): New instruction attribute.
2947 * config/m68k/m68k.c (override_options): Handle cfv1, cfv3 and mac.
2948 (m68k_sched_mac): New variable.
2949 (m68k_sched_attr_type2, m68k_sched_md_init_global): Update.
2950 Handle cfv1 and cfv3.
2951 (max_insn_size): New static variable.
2952 (struct _sched_ib): New type.
2953 (sched_ib): New static variable.
2954 (sched_ib_size, sched_ib_filled, sched_ib_insn): Convert variables
2955 to fields of 'struct _sched_ib sched_ib'. Update all uses.
2956 (m68k_sched_variable_issue): Add modeling of cfv3 instruction buffer.
2958 (m68k_sched_md_init_global, m68k_sched_md_finish_global,
2959 m68k_sched_md_init, m68k_sched_md_finish): Handle cfv1 and cfv3. Init
2960 new variables. Update.
2961 (m68k_sched_dfa_pre_advance_cycle, m68k_sched_dfa_post_advance_cycle):
2962 Add modeling of cfv3 instruction buffer. Update.
2963 * config/m68k/m68k-protos.h (m68k_sched_mac): Declare.
2964 * config/m68k/m68k.h (TUNE_CFV3): New macro.
2965 * config/m68k/cf.md: Change substrings 'cf_v2' to 'cfv12' or 'cfv123'.
2966 (cf_* reservations): Rename to cfv12 or cfv123 to indicate cores
2967 a particular reservation applies to.
2968 (type2): Reorganize attribute values. Rename alu to alu_reg,
2969 alu_l to alu, move_l to omove. Join move to alu. Split mul
2971 (cf_ib_*): Simplify description of instruction buffer.
2972 (cf_ib_w0, cf_ib_w4, cf_ib_w5, cf_ib_w6): Remove.
2973 (cf_mem): Split into cf_mem1 and cf_mem2.
2974 (cf_v2_move_??): Rename to cfv12_alu_??.
2975 (cf_v2_move_l_??): Rename to cfv12_omove_??.
2976 (cf_v2_mul_??): Remove reservations.
2977 (cfv12_mul_l_??, cfv12_mul_w_??, cfv12_mac_w_??, cfv12_mac_l_??,
2978 cfv12_emac_??, cfv12_emac_w_i0): New reservations.
2979 (cfv12_rts, cfv12_call, cfv12_bcc, cfv12_bra, cfv12_jmp): Move to
2981 (cfv3_alu_10, cfv3_omove_10, cfv3_alu_i0, cfv3_omove_i0, cfv3_alu_01,
2982 cfv3_alu_0i, cfv3_alu_11, cfv3_omove_11, cfv3_alu_i1, cfv3_omove_i1,
2983 cfv3_alu_1i, cfv3_omove_1i, cfv3_pea_11, cfv3_pea_i1, cfv3_mul_w_10,
2984 cfv3_mul_l_10, cfv3_mul_w_i0, cfv3_mac_w_10, cfv3_mac_l_10,
2985 cfv3_mac_w_i0, cfv3_emac_10, cfv3_emac_w_i0, cfv3_rts, cfv3_call,
2986 cfv3_bcc, cfv3_bra, cfv3_jmp): New reservations.
2987 (cfv3_*_1, cfv3_*_2, cfv3_*_3): New instruction reservations that are
2988 expansions of the above reservations for instructions of sizes
2991 2008-04-22 Maxim Kuvyrkov <maxim@codesourcery.com>
2993 * rtl-factoring.c (collect_patterns_seqs): Handle CC0 targets.
2995 2008-04-21 Adam Nemet <anemet@caviumnetworks.com>
2997 * coverage.c: Include tree-pass.h.
2998 (coverage_counter_alloc): Print da_file_name to the dump file.
3000 2008-04-21 Kenneth Zadeck <zadeck@naturalbridge.com>
3002 * sbitmap.c (sbitmap_range_empty_p): New function.
3003 * sbitmap.h (sbitmap_range_empty_p): New function.
3004 * bitmap.h: Now includes obstack.h.
3006 2008-04-21 Richard Sandiford <rsandifo@nildram.co.uk>
3007 Kenneth Zadeck <zadeck@naturalbridge.com>
3009 * dbgcnt.def (ra_byte_scan): Added.
3010 * dbgcnt.c (dbg_cnt): Added code to print message to dump_file
3011 when the last hit happens for a counter.
3012 * timevar.def (TV_DF_BYTE_LR): New variable.
3013 * tree-pass.h (pass_fast_rtl_byte_dce): New pass.
3014 * passes.c (pass_fast_rtl_byte_dce): New pass.
3015 * fwprop.c (update_df): Added mode to call df_ref_create.
3016 Renamed DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
3017 DF_REF_EXTRACT_OFFSET.
3018 * df.h (DF_BYTE_LR, DF_BYTE_LR_BB_INFO, DF_BYTE_LR_IN,
3019 DF_BYTE_LR_OUT, df_byte_lr): New macro.
3021 (df_ref_extract): Added mode field.
3022 (DF_REF_WIDTH, DF_REF_OFFSET) Renamed to DF_REF_EXTRACT_WIDTH and
3023 DF_REF_EXTRACT_OFFSET.
3024 (DF_REF_EXTRACT_MODE): New macro.
3025 (df_byte_lr_bb_info): New structure.
3026 (df_print_byte_regset, df_compute_accessed_bytes,
3027 df_byte_lr_add_problem, df_byte_lr_get_regno_start,
3028 df_byte_lr_get_regno_len, df_byte_lr_simulate_defs,
3029 df_byte_lr_simulate_uses,
3030 df_byte_lr_simulate_artificial_refs_at_top,
3031 df_byte_lr_simulate_artificial_refs_at_end,
3032 df_compute_accessed_bytes): New function.
3033 (df_ref_create): Add parameter.
3034 (df_byte_lr_get_bb_info): New inline function.
3035 * df-scan.c (df_ref_record, df_uses_record,
3036 df_ref_create_structure): Added mode parameter.
3037 (df_ref_create, df_notes_rescan, df_ref_record, df_def_record_1,
3038 df_defs_record, df_uses_record, df_get_conditional_uses,
3039 df_get_call_refs, df_insn_refs_collect, df_bb_refs_collect,
3040 df_entry_block_defs_collect, df_exit_block_uses_collect):
3041 Added mode parameter to calls to df_ref_record, df_uses_record,
3042 df_ref_create_structure.
3043 (df_ref_equal_p, df_ref_compare): Added test for modes.
3044 (df_ref_create_structure): Added code to set mode. Renamed
3045 DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
3046 DF_REF_EXTRACT_OFFSET.
3047 * df-core.c (df_print_byte_regset): New function.
3048 * df-byte-scan.c: New file.
3049 * df-problems.c (df_rd_transfer_function): Removed unnecessary
3050 calls to BITMAP_FREE.
3051 (df_byte_lr_problem_data, df_problem problem_BYTE_LR): New structure.
3052 (df_byte_lr_get_regno_start, df_byte_lr_get_regno_len,
3053 df_byte_lr_set_bb_info, df_byte_lr_free_bb_info,
3054 df_byte_lr_check_regs, df_byte_lr_expand_bitmap,
3055 df_byte_lr_alloc, df_byte_lr_reset, df_byte_lr_bb_local_compute,
3056 df_byte_lr_local_compute, df_byte_lr_init,
3057 df_byte_lr_confluence_0, df_byte_lr_confluence_n,
3058 df_byte_lr_transfer_function, df_byte_lr_free,
3059 df_byte_lr_top_dump, df_byte_lr_bottom_dump,
3060 df_byte_lr_add_problem, df_byte_lr_simulate_defs,
3061 df_byte_lr_simulate_uses,
3062 df_byte_lr_simulate_artificial_refs_at_top,
3063 df_byte_lr_simulate_artificial_refs_at_end): New function.
3064 * dce.c (byte_dce_process_block): New function.
3065 (dce_process_block): au is now passed in rather than computed
3066 locally. Changed loops that look at artificial defs to not look
3067 for conditional or partial ones, because there never are any.
3068 (fast_dce): Now is able to drive byte_dce_process_block or
3069 dce_process_block depending on the kind of dce being done.
3070 (rest_of_handle_fast_dce): Add parameter to fast_dce.
3071 (rest_of_handle_fast_byte_dce): New function.
3072 (rtl_opt_pass pass_fast_rtl_byte_dce): New pass.
3073 * Makefile.in (df-byte-scan.o, debugcnt.o): Added dependencies.
3075 2008-04-21 Daniel Franke <franke.daniel@gmail.com>
3078 * gcc.h: Added fortran options that take arguments to
3079 DEFAULT_SWITCH_TAKES_ARG and DEFAULT_WORD_SWITCH_TAKES_ARG
3082 2008-04-20 Eric Botcazou <ebotcazou@adacore.com>
3084 * tree-sra.c (sra_walk_expr) <VIEW_CONVERT_EXPR>: Disable
3085 scalarization if on the LHS and not a full access.
3087 2008-04-20 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3089 * Makefile.in (s-gtyp-input): Remove tmp-gi.list before writing it.
3091 2008-04-18 Rafael Espindola <espindola@google.com>
3093 * tree-vrp.c (find_case_label_index): Fix the binary search.
3094 (find_case_label_range): New.
3095 (vrp_visit_switch_stmt): Use find_case_label_range.
3096 (simplify_switch_using_ranges): Use find_case_label_range.
3098 2008-04-18 Eric Botcazou <ebotcazou@adacore.com>
3100 * gimplify.c (gimplify_modify_expr_rhs) <COND_EXPR>: Gimplify the LHS
3101 using the is_gimple_lvalue predicate instead of is_gimple_min_lval.
3103 2008-04-18 Tom Tromey <tromey@redhat.com>
3106 * doc/cpp.texi (Implementation-defined behavior): Mention
3109 2008-04-18 Ian Lance Taylor <iant@google.com>
3111 * fold-const.c (pointer_may_wrap_p): New static function.
3112 (fold_comparison): Add another test for pointer overflow. Use
3113 pointer_may_wrap_p to disable some false positives.
3115 2008-04-18 Kris Van Hees <kris.van.hees@oracle.com>
3117 * c-common.c (CHAR16_TYPE, CHAR32_TYPE): New macros.
3118 (fname_as_string): Match updated cpp_interpret_string prototype.
3119 (fix_string_type): Support char16_t* and char32_t*.
3120 (c_common_nodes_and_builtins): Add char16_t and char32_t (and
3121 derivative) nodes. Register as builtin if C++0x.
3122 (c_parse_error): Support CPP_CHAR{16,32}.
3123 * c-common.h (RID_CHAR16, RID_CHAR32): New elements.
3124 (enum c_tree_index) <CTI_CHAR16_TYPE, CTI_SIGNED_CHAR16_TYPE,
3125 CTI_UNSIGNED_CHAR16_TYPE, CTI_CHAR32_TYPE, CTI_SIGNED_CHAR32_TYPE,
3126 CTI_UNSIGNED_CHAR32_TYPE, CTI_CHAR16_ARRAY_TYPE,
3127 CTI_CHAR32_ARRAY_TYPE>: New elements.
3128 (char16_type_node, signed_char16_type_node, unsigned_char16_type_node,
3129 char32_type_node, signed_char32_type_node, char16_array_type_node,
3130 char32_array_type_node): New defines.
3131 * c-lex.c (cb_ident): Match updated cpp_interpret_string prototype.
3132 (c_lex_with_flags): Support CPP_CHAR{16,32} and CPP_STRING{16,32}.
3133 (lex_string): Support CPP_STRING{16,32}, match updated
3134 cpp_interpret_string and cpp_interpret_string_notranslate prototypes.
3135 (lex_charconst): Support CPP_CHAR{16,32}.
3136 * c-parser.c (c_parser_postfix_expression): Support CPP_CHAR{16,32}
3137 and CPP_STRING{16,32}.
3139 2008-04-18 Paolo Bonzini <bonzini@gnu.org>
3142 * aclocal.m4: Regenerate.
3143 * configure: Regenerate.
3145 2008-04-18 Jan Hubicka <jh@suse.cz>
3147 * except.c (dw2_size_of_call_site_table,
3148 sjlj_size_of_call_site_table): Use vector API for call_site_record.
3150 * cgraphbuild.c (build_cgraph_edges): Update.
3151 * tree-pass.h: Update comment.
3152 * final.c (leaf_function_p): Update.
3153 (leaf_renumber_regs): Update.
3154 (rest_of_clean_state): Update.
3155 * omp-low.c (expand_omp_parallel): Update.
3156 * ipa-reference.c (analyze_function): Update.
3157 * reorg.c (find_end_label): Update.
3158 (optimize_skip): Update.
3159 (fill_simple_delay_slots): Update.
3160 (fill_simple_delay_slots): Update.
3161 (make_return_insns): Update.
3162 (dbr_schedule): Update.
3163 * gimple-low.c (record_vars_into): Update.
3164 * cfgbuild.c (make_edges): Update.
3165 * function.c (assign_stack_local): Update.
3166 (assign_parm_adjust_stack_rtl): Update.
3167 (locate_and_pad_parm): Update.
3168 (allocate_struct_function): Do not initialize stack_alignment_needed
3169 and preferred_stack_boundary here.
3170 (stack_protect_prologue): Update.
3171 (stack_protect_epilogue): Update.
3172 (expand_function_start): Initialize stack_alignment_needed,
3173 preferred_stack_boundary and max_jumptable_ents.
3174 (expand_function_end): Update.
3175 (free_after_compilation): Do not NULLify epilogue_delay_list.
3176 * function.h (struct rtl_data): Add stack_protect_guard,
3177 stack_alignment_needed,
3178 preferred_stack_boundary, epilogue_delay_list.
3179 (struct function): Remove value_histograms, stack_alignment_needed,
3180 preferred_stack_boundary, epilogue_delay_list, max_jumptable_ents,
3182 unexpanded_var_list, stack_protect_guard.
3183 (current_function_epilogue_delay_list): Remove.
3184 * ipa-type-escape.c (analyze_function): Update.
3185 * gimplify.c (pop_gimplify_context): Update comment.
3186 * calls.c (expand_call): Update.
3187 (emit_library_call_value_1): Update.
3188 * except.c (set_nothrow_function_flags): Update.
3189 * cfgexpand.c (get_decl_align_unit): Update.
3190 (create_stack_guard): Update.
3191 (estimated_stack_frame_size): Update.
3192 (expand_used_vars): Update.
3193 (tree_expand_cfg): Free histogram earliers, init expansion variables.
3194 * explow.c (allocate_dynamic_stack_space): Update.
3195 * tree-ssa-live.c (remove_unused_locals): Update.
3196 * varasm.c (mark_constant_pool): Update.
3197 * tree-inline.c (remap_decls): Update.
3198 (initialize_cfun): Update.
3199 (declare_return_variable): Update.
3200 (inline_forbidden_p): Update.
3201 (expand_call_inline): Update.
3202 (declare_inline_vars): Update.
3203 (tree_function_versioning): Update.
3204 * tree-flow.h (value_histograms): New.
3205 (VALUE_HISTOGRAMS): New macro.
3206 * basic-block.h (control_flow_graph): Add max_jumptable_ents,
3208 * tree-cfg.c (set_bb_for_stmt): Update.
3209 (replace_by_duplicate_decl): Update.
3210 (move_block_to_fn): Update.
3211 (new_label_mapper): Update.
3212 (dump_function_to_file): Update.
3213 * ipa-struct-reorg.c (build_data_structure): Update.
3214 * cfgrtl.c (print_rtl_with_bb): Update.
3215 * reload1.c (reload): Update.
3217 * config/i386/i386.c (setup_incoming_varargs_64,
3218 ix86_compute_frame_layout): Update.
3219 * config/arc/arc.c (arc_output_function_epilogue): Update.
3221 2008-04-18 Marius Strobl <marius@FreeBSD.org>
3223 * gthr-posix.h (__gthread_active_p): Use the Solaris implementation
3224 for FreeBSD as well.
3225 * gthr-posix95.h: Likewise.
3227 2008-04-17 Richard Sandiford <rsandifo@nildram.co.uk>
3229 PR rtl-optimization/35838
3230 * dse.c (find_shift_sequence): Use subreg_lowpart_offset to work
3231 out the byte offset of the first subreg.
3233 2008-04-17 Uros Bizjak <ubizjak@gmail.com>
3235 * config/i386/i386.md (addti3 splitter): Pass arrays of 3 operands
3236 to split_ti instead of three separate calls with single member arrays.
3237 (subti3 splitter): Ditto.
3238 (adddi3 splitter): Ditto with split_di.
3239 (subdi3 splitter): Ditto.
3240 (negti2 splitter): Pass arrays of 2 operands to split_ti instead of
3241 two separate calls with single member arrays. Swap match_dup
3242 operands 1 and 2 to better fit into the array.
3243 (negdi2 splitter): Ditto with split_di.
3244 (movdfcc splitter): Pass arrays of 2 operands to split_di instead of
3245 two separate calls with single member arrays. Swap match_dup operands
3246 6 and 7 to better fit into the array.
3248 2008-04-17 H.J. Lu <hongjiu.lu@intel.com>
3250 * config/i386/i386.c (sse_builtin_type): New.
3251 (bdesc_sse_args): Likewise.
3252 (bdesc_sse_3arg): Removed.
3253 (bdesc_2arg): Remove IX86_BUILTIN_AESKEYGENASSIST128.
3254 (bdesc_1arg): Remove IX86_BUILTIN_ROUNDPD and
3255 IX86_BUILTIN_ROUNDPS.
3256 (ix86_init_mmx_sse_builtins): Handle bdesc_sse_args. Remove
3257 bdesc_sse_3arg. Remove IX86_BUILTIN_ROUNDPD and
3258 IX86_BUILTIN_ROUNDPS.
3259 (ix86_expand_sse_4_operands_builtin): Removed.
3260 (ix86_expand_sse_operands_builtin): New.
3261 (ix86_expand_unop_builtin): Remove CODE_FOR_sse4_1_roundpd
3262 and CODE_FOR_sse4_1_roundps.
3263 (ix86_expand_builtin): Remove IX86_BUILTIN_AESKEYGENASSIST128.
3264 Handle bdesc_sse_args. Remove bdesc_sse_3arg.
3266 2008-04-17 Alan Modra <amodra@bigpond.net.au>
3269 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Restore vr and vrsave
3270 regs before frame pop when needed. If use_backchain_to_restore_sp
3271 then load backchain into a temp reg to restore vr and vrsave. Add
3272 code to restore vr after frame pop if possible.
3274 2008-04-17 Richard Guenther <rguenther@suse.de>
3276 * tree-vn.c (expressions_equal_p): Do not check type
3277 equality or compatibility before calling operand_equal_p.
3278 * fold-const.c (operand_equal_p): Check equivalence of
3279 integer constants before bailing out due to signedness or
3280 precision differences.
3281 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Ignore
3282 spurious differences in type qualification. Ignore types
3283 for COMPONENT_REFs at all.
3285 2008-04-17 Christian Bruel <christian.bruel@st.com>
3287 * config/sh/sh.c (expand_cbranchdi4): Use original operands for
3288 msw_skip comparison.
3290 2008-04-16 Jakub Jelinek <jakub@redhat.com>
3293 * tree-nrv.c (tree_nrv): Don't optimize if result_type is GIMPLE
3296 PR tree-optimization/35899
3297 * tree-inline.c (expand_call_inline): Use GIMPLE_STMT_OPERAND
3298 rather than TREE_OPERAND.
3300 2008-04-16 Uros Bizjak <ubizjak@gmail.com>
3303 * config/i386/i386.md (fmodxf3): Copy operand 1 and operand 2 into
3304 temporary registers. Change operand predicate to general_operand.
3305 (remainderxf3): Ditto.
3307 2008-04-16 Richard Guenther <rguenther@suse.de>
3309 * Makefile.in (tree-affine.o): Add $(FLAGS_H) dependency.
3310 * tree-affine.c (aff_combination_expand): Look through some
3313 2008-04-15 Doug Kwan <dougkwan@google.com>
3315 * dwarf2asm.c (dw2_assemble_integer): Cast to unsigned HOST_WIDE_INT
3317 * tree-pretty-print.c (dump_generic_node): Ditto.
3318 * final.c (output_addr_const): Ditto.
3319 * dwarf2out.c (output_cfi): Ditto.
3320 * c-pretty-print.c (pp_c_integer_constant): Ditto.
3321 * print-rtl.c (print_rtx): Ditto.
3322 * print-tree.c (print_node_brief, print_node): Ditto.
3323 * c-common.c (match_case_to_enum_1): Ditto.
3324 * sched-vis.c (print_value): Ditto.
3325 * config/i386/i386.c (print_operand): Cast to long unsigned int
3328 2008-04-15 Danny Smith <dannysmith@users.sourceforge.net>
3329 * libgcc2.c [L_trampoline]: Remove unnecessary prototype for
3330 MS Windows VirtualProtect function.
3332 2008-04-15 Jan Hubicka <jh@suse.cz>
3334 * gengtype.c (write_root): Param_is argument is OK.
3335 * expr.c (expand_expr_real_1): Update call of get_exception_*.
3336 * function.h: Include varray.h
3337 (rtl_eh): New stucture based on except.c one.
3338 (call_site_record): New forward declaration and vector type.
3339 * calls.c (emit_call_1): Do not call
3340 note_current_region_may_contain_throw.
3341 * except.c (eh_status): Remove cur_region, try_region since they are
3343 Move filter, exc_ptr, ttype_data, ehspec_data, action_record_data and
3344 exception_handler_label_map, ehr_stackadj, ehr_handler, ehr_label,
3345 sjlj_fc, sjlj_exit_after to rth_eh in function.h.
3346 Remove call_site_data_used, call_site_data_size.
3347 Turn call_site_record into vector in function.h.
3348 (note_current_region_may_contain_throw): Remove.
3349 (get_exception_pointer, get_exception_filter): Do not take struct
3350 function argument; update.
3351 (add_ehl_entry, find_exception_handler_labels, ehspec_filter_hash,
3352 add_ttypes_entry, add_ehspec_entry, assign_filter_values,
3353 build_post_landing_pads, dw2_build_landing_pads,
3354 sjlj_assign_call_site_values, sjlj_mark_call_sites,
3355 sjlj_emit_function_enter, sjlj_emit_function_enter,
3356 sjlj_emit_function_exit, sjlj_emit_dispatch_table,
3357 sjlj_build_landing_pads, finish_eh_generation,
3358 remove_exception_handler_label, remove_eh_handler,
3359 maybe_remove_eh_handler, add_reachable_handler,
3360 reachable_handlers, expand_builtin_eh_return, expand_eh_return,
3361 add_action_record, collect_one_action_chain, add_call_site,
3362 convert_to_eh_region_ranges, sjlj_size_of_call_site_table,
3363 sjlj_output_call_site_table, output_function_exception_table,
3364 * except.h (note_current_region_may_contain_throw): Remove
3365 (get_exception_pointer, get_exception_filter): Do not take struct
3367 * Makefile.in (GTFILES): Put varargs before struct function.
3369 2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
3371 * tree-ssa-structalias.c (get_constraint_for_component_ref): Do not
3372 punt for STRING_CST.
3373 (get_constraint_for): Deal with STRING_CST here instead.
3375 2008-04-15 Richard Guenther <rguenther@suse.de>
3377 * tree-ssa-propagate.c (substitute_and_fold): Substitute
3378 statements in a basic-block with a backward walk. Do not
3379 substitute into dead statements but instead remove those.
3381 2008-04-15 Richard Guenther <rguenther@suse.de>
3383 * params.def (PARAM_MAX_FIELDS_FOR_FIELD_SENSITIVE): Set default
3384 to zero, thus disable creation of SFTs.
3386 2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
3388 * tree-predcom.c (suitable_reference_p): Return false if the
3389 reference can throw.
3391 2008-04-15 Jakub Jelinek <jakub@redhat.com>
3394 * c-decl.c (finish_decl): If extern or static var has variable
3395 size, set TREE_TYPE (decl) to error_mark_node.
3397 2008-04-15 Rafael Espindola <espindola@google.com>
3399 * fold-const.c (tree_call_nonnegative_warnv_p): Remove local
3402 2008-04-15 Richard Guenther <rguenther@suse.de>
3404 * tree-ssa-sccvn.h (vn_reference_lookup): Adjust prototype.
3405 * tree-ssa-sccvn.c (vn_reference_lookup): New parameter maywalk.
3406 (visit_reference_op_load): Do walk vuse-vdef chains on
3407 vn_reference_lookup.
3408 (visit_reference_op_store): But do not here.
3409 * tree-vn.c (vn_lookup): Do not walk vuse-vdef chains on
3410 vn_reference_lookup.
3411 (vn_lookup_with_vuses): But do so here.
3413 2008-04-14 Ian Lance Taylor <iant@google.com>
3415 * fold-const.c (fold_overflow_warning): Remove assertion.
3417 2008-04-15 Ben Elliston <bje@au.ibm.com>
3419 * config/alpha/alpha.c (alpha_initialize_trampoline): Remove temp,
3420 temp1 local variables.
3422 2008-04-15 Zuxy Meng <zuxy.meng@gmail.com>
3425 * config/i386/winnt.c (i386_pe_section_type_flags): Mark
3426 ".text.unlikely" section as executable.
3428 2008-04-14 James E. Wilson <wilson@tuliptree.org>
3430 * config/ia64/ia64.c (rtx_needs_barrier): Handle
3431 UNSPEC_FR_SQRT_RECIP_APPROX_RES.
3432 * config/ia64/ia64.c (UNSPEC_FR_SQRT_RECIP_APPROX_RES): Define.
3433 (divsi3_internal, divdi3_internal_lat, divdi3_internal_thr,
3434 divsf3_internal_lat, sqrt_approx, sqrtsf2_internal_thr,
3435 divdf3_internal_lat, sqrtdf2_internal_thr, divxf3_internal_lat,
3436 divxf3_internal_thr, sqrtxf2_internal_thr, recip_approx): Use it.
3438 2008-04-14 Ian Lance Taylor <iant@google.com>
3440 * flags.h (POINTER_TYPE_OVERFLOW_UNDEFINED): Define.
3441 * fold-const.c (fold_comparison): If appropriate, test
3442 POINTER_TYPE_OVERFLOW_UNDEFINED, and issue an overflow warning.
3443 (fold_binary): Test POINTER_TYPE_OVERFLOW_UNDEFINED when
3444 reassociating a pointer type.
3445 * doc/invoke.texi (Optimize Options): Document that
3446 -fstrict-overflow applies to pointer wraparound.
3448 2008-04-13 Jan Hubicka <jh@suse.cz>
3450 * m32.c (m32c_pushm_popm): Use crtl->retrun_rtx.
3452 2008-04-12 Andrew Pinski <pinskia@gmail.com>
3454 * config/rs6000/rs6000.c (compute_save_world_info): Set lr_save_p if
3455 we are going to "save the world".
3457 2008-04-13 Hans-Peter Nilsson <hp@axis.com>
3459 * config/cris/cris.md ("*andhi_lowpart_non_v32", "*andhi_lowpart_v32")
3460 ("*andqi_lowpart_non_v32", "*andqi_lowpart_v32"): Use "+" for the
3461 operand 0 constraint, not "=".
3463 2008-04-11 James E. Wilson <wilson@tuliptree.org>
3465 * system.h: Change ASSERT_CHECKING to ENABLE_ASSERT_CHECKING.
3467 2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
3469 * dse.c (record_store): Use HOST_BITS_PER_WIDE_INT instead
3470 of size of positions_needed * CHAR_BIT.
3472 2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
3475 * dse.c (store_info): Change positions_needed to unsigned
3477 (lowpart_bitmask): New.
3478 (record_store): Cast to unsigned HOST_WIDE_INT for
3479 positions_needed. Assert width <= size of positions_needed *
3480 CHAR_BIT. Call lowpart_bitmask to initialize positions_needed.
3481 (check_mem_read_rtx): Use unsigned HOST_WIDE_INT on mask. Call
3482 lowpart_bitmask to set mask.
3484 2008-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
3486 * config/bfin/constraints.md: New file.
3487 * config/bfin/bfin.md: Include it.
3488 (adddi3): Use satisfies_constraint functions instead of the old macros.
3489 * config/bfin/bfin.h (REG_CLASS_FROM_LETTER, CONSTRAINT_LEN,
3490 CONST_18UBIT_IMM_P, CONST_16BIT_IMM_P, CONST_16UBIT_IMM_P,
3491 CONST_7BIT_IMM_P, CONST_7NBIT_IMM_P, CONST_5UBIT_IMM_P,
3492 CONST_4BIT_IMM_P, CONST_4UBIT_IMM_P, CONST_3BIT_IMM_P,
3493 CONST_3UBIT_IMM_P, CONST_OK_FOR_K, CONST_OK_FOR_P, CONST_OK_FOR_M,
3494 CONST_OK_FOR_CONSTRAINT_P, CONST_DOUBLE_OK_FOR_LETTER,
3495 EXTRA_CONSTRAINT): Delete.
3496 * config/bfin/predicates.md (highbits_operand, reg_or_7bit_operand,
3497 reg_or_neg7bit_operand): Use satisfies_constraint functions instead
3499 * config/bfin/bfin.c: Include "tm-constrs.h".
3500 (bfin_secondary_reload, split_load_immediate, bfin_rtx_costs):
3501 Use satisfies_constraint functions instead of the old macros.
3502 * doc/md.texi (Blackfin Constraints): Update file name reference.
3504 2008-04-11 Richard Guenther <rguenther@suse.de>
3506 PR tree-optimization/35869
3507 * tree-vrp.c (execute_vrp): Move switch statement update after
3508 jump threading. Schedule another cfg cleanup run.
3510 2008-04-11 Volker Reichelt <v.reichelt@netcologne.de>
3513 * attribs.c (decl_attributes): Return early on errorneous node.
3515 2008-04-10 Oleg Ryjkov <olegr@google.com>
3517 * tree.h (struct tree_base): Added a new flag default_def_flag.
3518 (SSA_NAME_IS_DEFAULT_DEF): Changed to use the new flag.
3520 2008-04-11 Kaz Kojima <kkojima@gcc.gnu.org>
3522 * config.gcc (need_64bit_hwint): Need 64bit hwint for sh-*-*.
3524 2008-04-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3527 * pa.md: Define mode iterator P. Define mode attribute dwc.
3528 (dcacheflush): Update pattern to use iterator P and attribute dwc.
3529 (icacheflush): Likewise.
3530 * pa.h (INITIALIZE_TRAMPOLINE): Use dcacheflushsi/icacheflushsi if
3531 !TARGET_64BIT, and dcacheflushdi/icacheflushdi if TARGET_64BIT.
3533 2008-04-11 Ben Elliston <bje@au.ibm.com>
3535 * config/spu/spu.c (spu_init_builtins): Mark builtins as nothrow.
3537 2008-04-10 Rafael Espindola <espindola@google.com>
3539 * tree-vrp.c (extract_range_from_binary_expr): Don't handle
3540 TRUTH_ANDIF_EXPR or TRUTH_ORIF_EXPR.
3541 (extract_range_from_expr): The same.
3543 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
3545 * config/mips/mips.md (GPR2): New mode iterator.
3547 (*seq_<mode>, *seq_<mode>_mips16, *sne_<mode>, *sgt<u>_<mode>,
3548 *sgt<u>_<mode>_mips16, *sge<u>_<mode>, *slt<u>_<mode>,
3549 *slt<u>_<mode>_mips16 *sle<u>_<mode>, *sle<u>_<mode>_mips16):
3550 Rewrite these to take two modes, the mode of comparison and the
3551 mode of the destination.
3552 * config/mips/mips.c (mips_expand_scc): Instead of having
3553 paradoxical subreg as destination, expand "narrowing" scc if mode
3554 of comparison is SI and target is requested in DI mode.
3555 (mips_emit_int_order_test): Update comment. Make mode of
3556 comparison match CMP0 rather than TARGET. When creating inverse
3557 target use mode of TARGET.
3559 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
3561 * gcov-dump.c (tag_summary): Only print summaries for the first
3562 GCOV_COUNTERS_SUMMABLE counters.
3564 2008-04-10 Uros Bizjak <ubizjak@gmail.com>
3566 * config/i386/i386.md (absneg): New code iterator.
3567 (absnegprefix): New code attribute.
3568 (<code><mode>2): Macroize expander from abs<mode>2 and neg<mode>2
3569 patterns using absneg code iterator.
3570 (<code>tf2): Macroize expander from abstf2 and negtf2 patterns
3571 using absneg code iterator.
3572 (*<code><mode>2_1): Macroize insn pattern from *abs<mode>2_1 and
3573 *neg<mode>2 patterns using absneg code iterator.
3574 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
3575 *negextendsfdf2 patterns using absneg code iterator.
3576 (*<code>extendsfxf2): Macroize insn pattern from *absextendsfxf2 and
3577 *negextendsfxf2 patterns using absneg code iterator.
3578 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
3579 *negextendsfdf2 patterns using absneg code iterator.
3580 * config/i386/sse.md (<code><mode>2): Macroize expander from
3581 abs<mode>2 and neg<mode>2 patterns using absneg code iterator.
3583 2008-04-10 Andreas Krebbel <krebbel1@de.ibm.com>
3585 * config/s390/s390.h: Remove the remains of the recent search
3586 & replace action of current_function_outgoing_args_size.
3588 2008-04-10 Ira Rosen <irar@il.ibm.com>
3590 PR tree-optimization/35821
3591 * tree-vect-transform.c (vect_create_data_ref_ptr): Add check that
3592 NEW_STMT_LIST is not NULL.
3594 2008-04-09 David Edelsohn <edelsohn@gnu.org>
3597 * toplev.c (process_options): Remove -ffunction-sections debugging
3600 2008-04-09 Peter Bergner <bergner@vnet.ibm.com>
3602 PR middle-end/PR28690
3603 * explow.c (break_out_memory_refs): Use simplify_gen_binary rather
3604 than gen_rtx_fmt_ee to perform more canonicalizations.
3606 2008-04-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3609 * collect2.c (write_c_file): Don't wrap in "#ifdef __cplusplus".
3611 2008-04-09 Richard Guenther <rguenther@suse.de>
3613 * tree-cfg.c (verify_stmt): Print complete bogus stmt.
3614 (dump_function_to_file): Dump function arguments with types.
3616 2008-04-08 Richard Guenther <rguenther@suse.de>
3618 * fold-const.c (fold_widened_comparison): Do not allow
3619 sign-changes that change the result.
3621 2008-04-08 Janis Johnson <janis187@us.ibm.com>
3624 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle additional
3625 kinds of indirect references.
3627 2008-04-08 David Edelsohn <edelsohn@gnu.org>
3629 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Update
3630 GNU Fortran language string.
3632 2008-04-08 Rafael Espindola <espindola@google.com>
3634 * fold-canst.c (tree_call_nonnegative_warnv_p): New.
3635 (tree_invalid_nonnegative_warnv_p): Use tree_call_nonnegative_warnv_p.
3636 * tree.h (tree_call_nonnegative_warnv_p): New.
3638 2008-04-08 Jan Hubicka <jh@suse.cz>
3640 * function.c (free_after_compilation): Clear out regno_reg_rtx
3643 2008-04-08 Peter Bergner <bergner@vnet.ibm.com>
3646 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
3648 PR middle-end/PR28690
3649 * rtlanal.c: (commutative_operand_precedence): Give SYMBOL_REF's the
3650 same precedence as REG_POINTER and MEM_POINTER operands.
3652 2008-04-08 Richard Guenther <rguenther@suse.de>
3655 * tree-ssa-address.c (create_mem_ref): Use POINTER_PLUS_EXPR
3656 for adding index to base.
3658 2008-04-08 Kai Tietz <kai.tietz@onevision.com>
3660 * config/i386/mingw32.h (ENABLE_EXECUTE_STACK): New.
3661 (MINGW_ENABLE_EXECUTE_STACK): New.
3662 (IN_LIBGCC2): For libgcc include windows.h file for
3663 function declarations.
3665 2008-04-08 Hans-Peter Nilsson <hp@axis.com>
3667 * config/cris/cris.c (cris_address_cost): For a PLUS, swap tem1
3668 and tem2 if tem1 is not a REG or MULT.
3670 2008-04-08 Jan Hubicka <jh@suse.cz>
3672 * function.h (incomming_args): Break out of struct function.
3673 (function_subsections): Break out of struct function.
3674 (rtl_data): Add args, subsections fields. Break out outgoing_args_size,
3675 return_rtx and hard_reg_initial_vals from struct function.
3676 Kill inl_max_label_num.
3677 (current_function_pops_args, current_function_args_info,
3678 current_function_args_size, current_function_args_size,
3679 current_function_pretend_args_size,
3680 current_function_outgoing_args_size,
3681 current_function_internal_arg_pointer, current_function_return_rtx):
3682 Kill compatibility accestor macros.
3683 * builtins.c (expand_builtin_apply_args_1): Update.
3684 (expand_builtin_next_arg): Update.
3685 * df-scan.c (df_get_call_refs): Update.
3686 * dbxout.c (dbxout_function_end): Update.
3687 * dwarf2out.c (dwarf2out_switch_text_section): Update.
3688 (output_line_info): Update.
3689 (secname_for_decl): Update.
3690 (dwarf2out_var_location): Update.
3691 * function.c (free_after_compilation): Update.
3692 (assign_parm_find_stack_rtl): Update.
3693 (assign_parms): Update.
3694 (expand_dummy_function_end): Update.
3695 (expand_function_end): Update.
3696 * calls.c (mem_overlaps_already_clobbered_arg_p): Update.
3697 (expand_call): Update.
3698 (emit_library_call_value_1): Update.
3699 (store_one_arg): Update.
3700 * varasm.c (initialize_cold_section_name): Update.
3701 (unlikely_text_section): Update.
3702 (unlikely_text_section_p): Update.
3703 (assemble_start_function): Update.
3704 (assemble_end_function): Update.
3705 (default_section_type_flags): Update.
3706 (switch_to_section): Update.
3707 * integrate.c (set_decl_abstract_flags): Update.
3708 (get_hard_reg_initial_val): Update.
3709 (has_hard_reg_initial_val): Update.
3710 (allocate_initial_values): Update.
3711 * resource.c (init_resource_info): Update.
3712 * config/alpha/alpha.c (NUM_ARGS): Update.
3713 (direct_return): Update.
3714 (alpha_va_start): Update.
3715 (alpha_sa_size): Update.
3716 (alpha_initial_elimination_offset): Update.
3717 (alpha_expand_prologue): Update.
3718 (alpha_start_function): Update.
3719 (alpha_expand_epilogue): Update.
3720 (unicosmk_initial_elimination_offset):
3721 * config/alpha/alpha.md (call expander): Update.
3722 * config/s390/s390.c (s390_register_info): Update.
3723 (s390_register_info): Update.
3724 (s390_frame_info): Update.
3725 (s390_initial_elimination_offset): Update.
3726 (s390_build_builtin_va_list): Update.
3727 (s390_va_start): Update.
3728 * config/spu/spu.c (direct_return): Update.
3729 (spu_expand_prologue): Update.
3730 (spu_initial_elimination_offset): Update.
3731 (spu_build_builtin_va_list): Update.
3732 (spu_va_start): Update.
3733 * config/sparc/sparc.c (sparc_init_modes): Update.
3734 (sparc_compute_frame_size): Update.
3735 (function_value): Update.
3736 * config/m32r/m32r.c (m32r_compute_frame_size): Update.
3737 * config/i386/i386.md (return expander): Update.
3738 * config/i386/i386.c (ix86_va_start): Update.
3739 (ix86_can_use_return_insn_p): Update.
3740 (ix86_compute_frame_layout): Update.
3741 (ix86_expand_epilogue): Update.
3742 * config/sh/sh.c (output_stack_adjust): Update.
3743 (calc_live_regs): Update.
3744 (sh_expand_prologue): Update.
3745 (sh_builtin_saveregs): Update.
3746 (sh_va_start): Update.
3747 (initial_elimination_offset): Update.
3748 (sh_allocate_initial_value): Update.
3749 (sh_function_ok_for_sibcall): Update.
3750 (sh_get_pr_initial_val): Update.
3751 * config/sh/sh.md (return expander): Update.
3752 * config/avr/avr.c (frame_pointer_required_p): UPdate.
3753 * config/crx/crx.c (crx_compute_frame): UPdate.
3754 (crx_initial_elimination_offset): UPdate.
3755 * config/xtensa/xtensa.c (compute_frame_size): Update
3756 (xtensa_builtin_saveregs): Update.
3757 (xtensa_va_start): Update.
3758 (order_regs_for_local_alloc): Update.
3759 * config/stormy16/stormy16.c (xstormy16_compute_stack_layout): Update.
3760 (xstormy16_expand_builtin_va_start): Update.
3761 * config/fr30/fr30.c (fr30_compute_frame_size): Update.
3762 * config/m68hc11/m68hc11.md (return expanders): Update.
3763 * config/m68hc11/m68hc11.c (expand_prologue): Update.
3764 (expand_epilogue): Update.
3765 * config/cris/cris.c (cris_initial_frame_pointer_offset): Update.
3766 (cris_simple_epilogue): Update.
3767 (cris_expand_prologue): Update.
3768 (cris_expand_epilogue): Update.
3769 * config/iq2000/iq2000.c (iq2000_va_start): Update.
3770 (compute_frame_size): Update.
3771 * config/mt/mt.c (mt_compute_frame_size): Update.
3772 * config/mn10300/mn10300.c (expand_prologue): Update.
3773 (expand_epilogue): Update.
3774 (initial_offset): Update.
3775 (mn10300_builtin_saveregs):
3776 * config/mn10300/mn10300.md (return expander): Update.
3777 * config/ia64/ia64.c (ia64_compute_frame_size): Update.
3778 (ia64_initial_elimination_offset): Update.
3779 (ia64_initial_elimination_offset): Update.
3780 (ia64_expand_prologue): Update.
3781 * config/m68k/m68k.md (return expander): Update.
3782 * config/rs6000/rs6000.c (rs6000_va_start): Update.
3783 (rs6000_stack_info): Update.
3784 * config/mcore/mcore.c (layout_mcore_frame): Update.
3785 (mcore_expand_prolog): Update.
3786 * config/arc/arc.c (arc_compute_frame_size): Update.
3787 * config/score/score3.c (score3_compute_frame_size): Update.
3788 * config/score/score7.c (score7_compute_frame_size): Update.
3789 * config/arm/arm.c (use_return_insn): Update.
3790 (thumb_find_work_register): Update.
3791 (arm_compute_save_reg_mask): Update.
3792 (arm_output_function_prologue): Update.
3793 (arm_output_epilogue): Update.
3794 (arm_size_return_regs): Update.
3795 (arm_get_frame_offsets): Update.
3796 (arm_expand_prologue): Update.
3797 (thumb_exit): Update.
3798 (thumb_unexpanded_epilogue): Update.
3799 (thumb1_output_function_prologue): Update.
3800 * config/pa/pa.md (return expander): Update.
3801 * config/pa/pa.c (compute_frame_size): Update.
3802 (hppa_builtin_saveregs): Update.
3803 * config/mips/mips.c (mips_va_start): Update.
3804 (mips16_build_function_stub): Update.
3805 (mips_compute_frame_info): Update.
3806 (mips_restore_gp): Update.
3807 (mips_output_function_prologue): Update.
3808 (mips_expand_prologue): Update.
3809 * config/v850/v850.c (compute_frame_size): Update.
3810 (expand_prologue): * config/mmix/mmix.c (along): update.
3811 (mmix_initial_elimination_offset): update.
3812 (mmix_reorg): update.
3813 (mmix_use_simple_return): update.
3814 (mmix_expand_prologue): update.
3815 (mmix_expand_epilogue): Update.
3816 * config/bfin/bfin.c (bfin_initial_elimination_offset): Update.
3817 (emit_link_insn): Update.
3819 2008-04-08 Anatoly Sokolov <aesok@post.ru>
3821 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Define
3822 __AVR_HAVE_EIJMP_EICALL__ macro if device have EIJMP and EICALL
3824 * config/avr/avr.c (avr_mcu_types): Set AVR31 architecture for
3827 2008-04-07 Jan Hubicka <jh@suse.cz>
3829 * function.h (rtl): Rename to x_rtl.
3831 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
3832 frame_offset, stack_check_probe_note, arg_pointer_save_area,
3833 used_temp_slots avail_temp_slots, temp_slot_level,
3834 nonlocal_goto_handler_labels): Update accesstors.
3835 (rtl): New global variable.
3836 (struct function): Move some fileds to rtl_data.
3837 (get_arg_pointer_save_area): Update prototype.
3838 * builtins.c (expand_builtin_setjmp_receiver): Update call of
3839 get_arg_pointer_save_area.
3840 * expr.c (init_expr): Update
3841 * function.c (get_frame_size): Update
3842 (assign_stack_local): Update
3843 (expand_function_end): Update.
3844 (get_art_pointer_save_area): Update
3846 * emit-rtl.c (rtl): Declare.
3847 (regno_reg_rtx): Declare.
3848 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
3850 (gen_reg_rtx): Update.
3851 * varasm.c (n_deferred_constatns): Update accestor.
3852 (init_varasm_status): Do not allocate varasm_status.
3853 (force_const_mem, get_pool_size, output_constant_pool): Update.
3854 * stmt.c (force_label_rtx): Do not use x_ prefixes.
3855 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
3856 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Update.
3857 * sparc/sparc.h (INIT_EXPANDERS): Update.
3858 * ia64/ia64.h (INIT_EXPANDERS): Update.
3860 2008-04-07 James E. Wilson <wilson@tuliptree.org>
3862 * reload.c (push_secondary_reload): Add missing break to for loop.
3864 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
3866 PR middle-end/PR28690
3867 * rtlanal.c: Update copyright years.
3868 (commutative_operand_precedence): Give SYMBOL_REF's the same precedence
3869 as REG_POINTER and MEM_POINTER operands.
3870 * emit-rtl.c (gen_reg_rtx_and_attrs): New function.
3871 (set_reg_attrs_from_value): Call mark_reg_pointer as appropriate.
3872 * rtl.h (gen_reg_rtx_and_attrs): Add prototype for new function.
3873 * gcse.c: Update copyright years.
3874 (pre_delete): Call gen_reg_rtx_and_attrs.
3875 (hoist_code): Likewise.
3876 (build_store_vectors): Likewise.
3877 (delete_store): Likewise.
3878 * loop-invariant.c (move_invariant_reg): Likewise.
3879 Update copyright years.
3881 2008-04-07 Uros Bizjak <ubizjak@gmail.com>
3883 * config/i386/i386.md ("*sse_prologue_save_insn"): Use braced output
3884 control string instead of quoted.
3886 2008-04-07 Kenneth Zadeck <zadeck@naturalbridge.com>
3888 * doc/rtl.texi: Rewrite of subreg section.
3890 2008-04-07 Kai Tietz <kai.tietz@onevision.com>
3893 * config/i386/i386.c (legitimize_pic_address): Add treating
3894 of dllimport SYM_REF's.
3895 (legitimize_dllimport_symbol): Add prototype.
3897 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
3899 * fold-const.c (fold) <ARRAY_REF>: New case. Try to fold constant
3900 reference in constructor with non self-referential type.
3902 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
3904 Removal of Return with Depressed Stack Pointer support
3905 * tree.h (TYPE_RETURNS_STACK_DEPRESSED): Delete.
3906 (ECF_SP_DEPRESSED): Likewise.
3907 (ECF_LIBCALL_BLOCK, ECF_NOVOPS): Adjust.
3908 * calls.c (emit_call_1): Do not test ECF_SP_DEPRESSED.
3909 (flags_from_decl_or_type): Do not test TYPE_RETURNS_STACK_DEPRESSED.
3910 (expand_call): Do not test ECF_SP_DEPRESSED.
3911 * dse.c (dse_step0): Do not test TYPE_RETURNS_STACK_DEPRESSED.
3912 * function.c (keep_stack_depressed): Delete.
3913 (handle_epilogue_set): Likewise.
3914 (update_epilogue_consts): Likewise.
3915 (emit_equiv_load): Likewise.
3916 (thread_prologue_and_epilogue_insns): Remove support for Return with
3917 Depressed Stack Pointer.
3918 * print-tree.c (print_node): Do not test TYPE_RETURNS_STACK_DEPRESSED.
3920 2008-04-06 Richard Guenther <rguenther@suse.de>
3922 PR tree-optimization/35400
3923 * tree-vrp.c (vrp_evaluate_conditional): Only query value-range
3924 information from SSA_NAMEs.
3926 2008-04-06 Anatoly Sokolov <aesok@post.ru>
3928 * config/avr/avr.h (avr_mega_p): Remove declaration.
3929 (AVR_MEGA): Remove macro.
3930 * config/avr/avr.c (avr_mega_p): Remove variable.
3931 (avr_override_options): Remove inicializion of avr_mega_p.
3932 Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
3933 (print_operand): Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
3934 (avr_jump_mode): (Ditto.).
3935 (avr_output_progmem_section_asm_op): (Ditto.).
3936 (avr_asm_init_sections): (Ditto.).
3937 (avr_asm_init_sections): (Ditto.).
3938 (avr_rtx_costs): (Ditto.).
3939 * config/avr/avr.md: (Ditto.).
3940 * config/avr/avr.h: Use '__AVR_HAVE_JMP_CALL__' instead of
3943 2008-04-06 Richard Guenther <rguenther@suse.de>
3945 PR tree-optimization/35842
3946 * tree-ssa-address.c (fixed_address_object_p): Adjust to match
3947 is_gimple_invariant_address.
3949 2008-04-06 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
3951 * gcc.c (default_compilers): Sync Fortran extensions list with
3952 that in fortran/lang-specs.h.
3953 * doc/invoke.texi: Likewise.
3954 * dbxout.c (get_lang_number): Use "GNU Fortran" in "GNU F95".
3955 * dwarf2out.c (gen_compile_unit_die): Likewise.
3957 2008-04-06 Tom G. Christensen <tgc@jupiterrise.com>
3959 * gthr-posix95.h (__gthread_cond_wait_recursive): Add missing &.
3961 2008-04-05 Uros Bizjak <ubizjak@gmail.com>
3964 * config/i386/i386.c (ix86_function_regparm): Error if regparm(3)
3965 attribute is used for nested functions.
3967 2008-04-05 Jan Hubicka <jh@suse.cz>
3969 * emit-rtl.c (init_emit): xcalloc regno_pointer_align.
3971 * tree-dump.c (dump_enable_all): Remove prototype; do not accept
3973 (dump_files): Update.
3974 (enable_rtl_dump_file): Do not accept letter argument.
3975 * tree-pass.h (dump_file_info): Remove letter argument.
3976 * toplev.c (decode_d_option): Update -da handling.
3977 * toplev.h (enable_rtl_dump_file): Update prototype.
3978 * passes.c (register_one_dump_file): Do not accept IPA argument; work
3979 it out based on pass type.
3980 (register_dump_files_1): Likewise.
3981 (init_optimization_passes): Update register_one_dump_file calls.
3982 (execute_one_pass): Sanity check that IPA passes are called at IPA
3983 level and RTL passes at RTL level.
3984 (execute_pass_list): IPA pass can not be after or subpass of
3986 (execute_ipa_pass_list): Handle IPA subpasses of IPA subpasses and
3987 disallov RTL subpasses of IPA subpasses.
3989 2008-04-05 Ben Elliston <bje@au.ibm.com>
3991 * tree-cfg.c (need_fake_edge_p): Return false for calls to
3992 builtins that return exactly once and do not throw. Cache call to
3995 2008-04-04 Andy Hutchinson <hutchinsonandy@aim.com>
3997 PR rtl-optimization/34916
3999 * combine.c (create_log_links): Do not create duplicate LOG_LINKS
4000 between instruction pairs.
4002 2008-04-04 Naveen.H.S <naveen.hs@kpitcummins.com>
4004 * doc/invoke.texi: Document -mbitops for SH.
4005 * config/sh/constraints.md (K03, K12, Sbv, Sbw): New constraints.
4006 * config/sh/predicates.md (bitwise_memory_operand): New predicate.
4007 * config/sh/sh.c (print_operand): Add %t operand code.
4008 * config/sh/sh.h (GO_IF_LEGITIMATE_INDEX): Add condition for SH2A.
4009 * config/sh/sh.md (*iorsi3_compact): Fix condition for SH2A.
4010 (extendqisi2_compact): Add the alternative for SH2A 4-byte mov.b.
4011 (extendqihi2): Likewise.
4012 (movqi_i): Likewise.
4013 (insv): Use bset, bclr and bst instructions for SH2A if possible.
4014 (extv): Use bld instruction for SH2A if possible.
4016 (bclr_m2a, bclrmem_m2a, bset_m2a, bsetmem_m2a, bst_m2a, bld_m2a,
4017 bldsign_m2a, bld_reg, *bld_regqi, band_m2a, bandreg_m2a,
4018 bor_m2a, borreg_m2a, bxor_m2a, bxorreg_m2a): New insns.
4019 (bset.b, bclr.b): Define peepholes.
4020 * config/sh/sh.opt (mbitops): New option.
4022 2008-04-04 Janis Johnson <janis187@us.ibm.com>
4025 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle indirect ref
4026 and view convert expression.
4028 2008-04-04 Jakub Jelinek <jakub@redhat.com>
4031 * tree-cfg.c (remove_useless_stmts_1): Handle OMP_* containers.
4033 2008-04-04 H.J. Lu <hongjiu.lu@intel.com>
4035 * config.gcc (extra_headers): Add wmmintrin.h for x86 and x86-64.
4037 * config/i386/cpuid.h (bit_AES): New.
4038 (bit_PCLMUL): Likewise.
4040 * config/i386/i386.c (pta_flags): Add PTA_AES and PTA_PCLMUL.
4041 (override_options): Handle PTA_AES and PTA_PCLMUL. Enable
4042 SSE2 if AES or PCLMUL is enabled.
4043 (ix86_builtins): Add IX86_BUILTIN_AESENC128,
4044 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
4045 IX86_BUILTIN_AESDECLAST128, IX86_BUILTIN_AESIMC128,
4046 IX86_BUILTIN_AESKEYGENASSIST128 and IX86_BUILTIN_PCLMULQDQ128.
4047 (bdesc_sse_3arg): Add IX86_BUILTIN_PCLMULQDQ128.
4048 (bdesc_2arg): Add IX86_BUILTIN_AESENC128,
4049 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
4050 IX86_BUILTIN_AESDECLAST128 and IX86_BUILTIN_AESKEYGENASSIST128.
4051 (bdesc_1arg): Add IX86_BUILTIN_AESIMC128.
4052 (ix86_init_mmx_sse_builtins): Define __builtin_ia32_aesenc128,
4053 __builtin_ia32_aesenclast128, __builtin_ia32_aesdec128,
4054 __builtin_ia32_aesdeclast128,__builtin_ia32_aesimc128,
4055 __builtin_ia32_aeskeygenassist128 and
4056 __builtin_ia32_pclmulqdq128.
4057 * config/i386/i386.c (ix86_expand_binop_imm_builtin): New.
4058 (ix86_expand_builtin): Use it for IX86_BUILTIN_PSLLDQI128 and
4059 IX86_BUILTIN_PSRLDQI128. Handle IX86_BUILTIN_AESKEYGENASSIST128.
4061 * config/i386/i386.h (TARGET_AES): New.
4062 (TARGET_PCLMUL): Likewise.
4063 (TARGET_CPU_CPP_BUILTINS): Handle TARGET_AES and TARGET_PCLMUL.
4065 * config/i386/i386.md (UNSPEC_AESENC): New.
4066 (UNSPEC_AESENCLAST): Likewise.
4067 (UNSPEC_AESDEC): Likewise.
4068 (UNSPEC_AESDECLAST): Likewise.
4069 (UNSPEC_AESIMC): Likewise.
4070 (UNSPEC_AESKEYGENASSIST): Likewise.
4071 (UNSPEC_PCLMUL): Likewise.
4073 * config/i386/i386.opt (maes): New.
4074 (mpclmul): Likewise.
4076 * config/i386/sse.md (aesenc): New pattern.
4077 (aesenclast): Likewise.
4079 (aesdeclast): Likewise.
4081 (aeskeygenassist): Likewise.
4082 (pclmulqdq): Likewise.
4084 * config/i386/wmmintrin.h: New.
4086 * doc/extend.texi: Document AES and PCLMUL built-in function.
4088 * doc/invoke.texi: Document -maes and -mpclmul.
4090 2008-04-04 Paolo Bonzini <bonzini@gnu.org>
4092 * function.c (free_after_parsing): Replace with
4093 cxx_push_function_context from C++ front-end.
4094 (allocate_struct_function): Don't call langhook.
4095 * langhooks.h (struct lang_hooks_for_functions): Delete.
4096 (struct lang_hooks): Add back missing_noreturn_ok_p here, delete
4098 * langhooks-def.h (LANG_HOOKS_MISSING_NORETURN_OK_P): Add.
4099 (LANG_HOOKS_FUNCTION_INIT, LANG_HOOKS_FUNCTION_FINAL,
4100 LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P,
4101 LANG_HOOKS_FUNCTION_INITIALIZER): Delete.
4102 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_MISSING_NORETURN_OK_P,
4103 remove LANG_HOOKS_FUNCTION_INITIALIZER.
4104 * tree-cfg.c: Adjust call to missing_noreturn_ok_p langhook.
4106 * c-objc-common.h (LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P):
4107 Rename to LANG_HOOKS_MISSING_NORETURN_OK_P.
4109 2008-04-04 Jakub Jelinek <jakub@redhat.com>
4112 * c-pretty-print.c (pp_c_initializer_list): Handle CONSTRUCTOR
4115 2008-04-04 Richard Guenther <rguenther@suse.de>
4118 * fold-const.c (optimize_minmax_comparison): Use the correct
4119 type for the constant in the simplified comparison.
4121 2008-04-04 Zuxy Meng <zuxy.meng@gmail.com>
4123 * config/i386/driver-i386.c (describe_cache): Add l2_sizekb argument.
4124 Pass L2 size as "--param l2-cache-size" to the compiler.
4125 (decode_l2_cache): New function to decode L2 cache parameters using
4126 0x8000006 extended cpuid function.
4127 (detect_caches_amd): Determine parameters of L2 cache using
4128 decode_l2_caches function.
4129 (decode_caches_intel): Decode L2 cache parameters.
4130 (detect_caches_intel): Determine L2 cache parameters using
4131 decode_caches_intel and decode_l2_caches functions.
4133 2008-04-03 Bob Wilson <bob.wilson@acm.org>
4135 * config/xtensa/xtensa.c (xtensa_secondary_reload_class): Use a
4136 secondary input reload for subword loads from the constant pool.
4138 2008-04-03 Janis Johnson <janis187@us.ibm.com>
4141 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Use integer
4142 constants of the appropriate size for runtime calculations.
4145 * dfp.c (decimal_from_decnumber): Retain trailing zeroes for
4146 decimal-float literal constant zero.
4148 2008-04-03 Jakub Jelinek <jakub@redhat.com>
4151 * c-parser.c (c_parser_omp_atomic): Call
4152 default_function_array_conversion on the RHS.
4155 * omp-low.c (scan_sharing_clauses) <case OMP_CLAUSE_SHARED>: Don't
4156 call is_variable_sized if decl has incomplete type.
4158 2008-04-03 H.J. Lu <hongjiu.lu@intel.com>
4160 * config/i386/i386-protos.h (ix86_aligned_p): Removed.
4162 2008-04-03 Adam Nemet <anemet@caviumnetworks.com>
4164 * config/mips/mips.md (any_gt, any_ge, any_lt, any_le): New code
4166 (u): Add attribute values for gt, gtu, ge, geu, lt, ltu, le and leu.
4167 (sgt<u>): Merge sgt and sgtu into new expander.
4168 (sgt, sgtu): Remove expanders.
4169 (*sgt<u>_<mode>): Merge *sgt_<mode> and *sgtu_<mode> into new pattern.
4170 (*sgt_<mode>, *sgtu_<mode>): Remove patterns.
4171 (*sgt<u>_<mode>_mips16): Merge *sgt_<mode>_mips16 and
4172 *sgtu_<mode>_mips16 into new pattern.
4173 (*sgt_<mode>_mips16, *sgtu_<mode>_mips16): Remove patterns.
4174 (sge<u>): Merge sge and sgeu into new expander.
4175 (sge, sgeu): Remove expanders.
4176 (*sge<u>_<mode>): Merge *sge_<mode> and second *sge_<mode> into
4178 (*sge_<mode>, second *sge_<mode>): Remove patterns.
4179 (slt<u>): Merge slt and sltu into new expander.
4180 (slt, sltu): Remove expanders.
4181 (*slt<u>_<mode>): Merge *slt_<mode> and *sltu_<mode> into new pattern.
4182 (*slt_<mode>, *sltu_<mode>): Remove patterns.
4183 (*slt<u>_<mode>_mips16): Merge *slt_<mode>_mips16 and
4184 *sltu_<mode>_mips16 into new pattern.
4185 (*slt_<mode>_mips16, *sltu_<mode>_mips16): Remove patterns.
4186 (sle<u>): Merge sle and sleu into new expander.
4187 (sle, sleu): Remove expanders.
4188 (*sle<u>_<mode>): Merge *sle_<mode> and *sleu_<mode> into new pattern.
4189 (*sle_<mode>, *sleu_<mode>): Remove patterns.
4190 (*sle<u>_<mode>_mips16): Merge *sle_<mode>_mips16 and
4191 *sleu_<mode>_mips16 into new pattern.
4192 (*sle_<mode>_mips16, *sleu_<mode>_mips16): Remove patterns.
4194 2008-04-03 Jan Hubicka <jh@suse.cz>
4196 PR tree-optimization/35795
4197 * alpha/alpha.c (alpha_output_mi_thunk_osf): Free after compilation.
4198 * sparc/sparc.c (sparc_output_mi_thunk): Likewise.
4199 * ia64/ia64.c (ia64_output_mi_thunk): Likewise.
4200 * m68k/m68k.c (m68k_output_mi_thunk): Likewise.
4201 * score/score3.c (score3_output_mi_thunk): Likewise.
4202 * score/score7.c (score7_output_mi_thunk): Likewise.
4203 * mips/mips.c (mips_output_mi_thunk): Likewise.
4205 2008-04-03 Richard Guenther <rguenther@suse.de>
4207 * tree-vrp.c (extract_range_from_unary_expr): Handle all
4208 conversions. Simplify code.
4210 2008-04-03 Kaz Kojima <kkojima@gcc.gnu.org>
4212 * config/sh/sh.c (sh_output_mi_thunk): Free cfun.
4214 2008-04-03 Tom Tromey <tromey@redhat.com>
4215 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4217 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
4218 * config/bfin/t-bfin-linux (generated_files): Add
4219 linux-sysroot-suffix.h.
4220 * doc/install.texi (Prerequisites): Require make 3.80.
4221 * doc/sourcebuild.texi (Front End Directory): Document new
4223 * Makefile.in (generated_files): New variable.
4224 (ALL_HOST_OBJS): New variable.
4225 ($(ALL_HOST_OBJS)): New target.
4227 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
4229 * tree-inline.c (copy_generic_body, copy_decl_no_change): Export.
4230 (remap_block): Call id->transform_lang_insert_block instead
4232 (optimize_inline_calls, unsave_expr_now, tree_function_versioning):
4233 Set id.transform_lang_insert_block to NULL.
4234 (clone_body): Move to cp/optimize.c
4235 * tree-inline.h (struct copy_body_data): Change
4236 transform_lang_insert_block to function pointer.
4237 (copy_generic_body, copy_decl_no_change): Export.
4238 * langhooks.h (struct lang_hooks_for_decls): Kill insert_block.
4239 * langhooks-def.h (LANG_HOOKS_INSERT_BLOCK): Kill.
4240 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_INSERT_BLOCK.
4242 * c-tree.h (insert_block): Kill.
4243 * c-decl.c (insert_block): Kill.
4245 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
4247 * c-objc-common.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
4248 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
4249 * c-tree.h (c_push_function_context, c_pop_function_context): Remove
4251 * c-decl.c (c_push_function_context, c_pop_function_context): Remove
4252 argument, call {push,pop}_function_context from here.
4253 * c-parser.c: Use c_{push,pop}_function_context.
4255 * function.c (push_function_context_to): Move meat ...
4256 (push_function_context): ... here. Simplify.
4257 * function.c (pop_function_context_from): Move meat ...
4258 (pop_function_context): ... here. Simplify.
4259 * langhooks.h (struct lang_hooks_for_functions): Remove enter_nested,
4261 * langhooks-def.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
4262 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
4263 (LANG_HOOKS_FUNCTION_INITIALIZER): Delete them from here.
4264 * tree.h (push_function_context_to, pop_function_context_from): Remove.
4266 2008-04-03 Ben Elliston <bje@au.ibm.com>
4268 * expmed.c (extract_force_align_mem_bit_field): Remove.
4270 2008-04-03 Richard Guenther <rguenther@suse.de>
4273 * expr.h (try_casesi): Adjust prototype.
4274 * expr.c (try_casesi): Take fallback label as extra parameter.
4275 Use that for gen_casesi if default_label is NULL.
4276 * stmt.c (expand_case): Pass fallback label to try_casesi,
4277 make sure to fill gaps with a fallback label if default_label
4280 2008-04-03 Dominique d'Humieres <dominiq@lps.ens.fr>
4283 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Free cfun.
4285 2008-04-03 Ben Elliston <bje@au.ibm.com>
4287 * expmed.c (extract_split_bit_field): Remove if (0) code.
4288 * tree-ssa-structalias.c (do_sd_constraint): Likewise.
4289 (do_ds_constraint): Likewise.
4291 2008-04-02 Joseph Myers <joseph@codesourcery.com>
4293 * doc/cppopts.texi (-dU): Document.
4294 * c-common.h (flag_dump_macros): Update comment.
4295 * c-opts.c (handle_OPT_d): Handle -dU.
4296 * c-ppoutput.c (macro_queue, define_queue, undef_queue,
4297 dump_queued_macros, cb_used_define, cb_used_undef): New.
4298 (init_pp_output): Handle -dU.
4299 (cb_line_change): Call dump_queued_macros.
4300 * toplev.c (decode_d_option): Accept -dU as preprocessor option.
4302 2008-04-02 Anatoly Sokolov <aesok@post.ru>
4304 * config/avr/predicates.md (io_address_operand): New predicate.
4305 * config/avr/avr-protos.h (avr_io_address_p): Remove declaration.
4306 * config/avr/avr.c (avr_io_address_p): Remove function.
4307 (out_movqi_r_mr): Use 'io_address_operand' predicate instead of
4308 'avr_io_address_p' function.
4309 (out_movhi_r_mr): (Ditto.).
4310 (out_movqi_mr_r): (Ditto.).
4311 (out_movhi_mr_r): (Ditto.).
4312 (avr_address_cost): (Ditto.).
4314 2008-04-02 Uros Bizjak <ubizjak@gmail.com>
4316 * config/i386/i386.md (*float<SSEMODEI24:mode><X87MODEF:mode>2_1):
4317 Emit gen_floatdi<X87MODEF:mode>2_i387_with_xmm for DImode values
4318 in 32bit mode when XMM registers are available to avoid store
4320 (floatdi<X87MODEF:mode>2_i387_with_xmm): New insn pattern and
4321 corresponding post-reload splitters.
4323 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
4325 * config/i386/i386.c (bdesc_sse_3arg): Add __builtin_ia32_shufps
4326 and __builtin_ia32_shufpd. Provide __builtin_ia32_roundsd and
4327 __builtin_ia32_roundss.
4328 (ix86_init_mmx_sse_builtins): Remove __builtin_ia32_shufps,
4329 __builtin_ia32_shufpd, __builtin_ia32_roundsd and
4330 __builtin_ia32_roundss.
4331 (ix86_expand_builtin): Don't handle IX86_BUILTIN_SHUFPS and
4332 IX86_BUILTIN_SHUFPD here.
4334 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
4336 * config/i386/i386.md (plogic): New.
4337 (plogicprefix): Likewise.
4339 * config/i386/mmx.md (mmx_<code><mode>3): New.
4340 (mmx_and<mode>3): Removed.
4341 (mmx_ior<mode>3): Likewise.
4342 (mmx_xor<mode>3): Likewise.
4344 * config/i386/sse.md (<code><mode>3): New.
4345 (*<code><mode>3): Likewise.
4346 (*<code><mode>3): Likewise.
4347 (<code><mode>3): Likewise.
4348 (*sse_<code><mode>3): Likewise.
4349 (*sse2_<code><mode>3): Likewise.
4350 (<code>tf3): Likewise.
4351 (*<code>tf3): Likewise.
4352 (and<mode>3): Likewise.
4353 (*and<mode>3): Likewise.
4354 (ior<mode>3): Removed.
4355 (*ior<mode>3): Likewise.
4356 (xor<mode>3): Likewise.
4357 (*xor<mode>3): Likewise.
4358 (*and<mode>3): Likewise.
4359 (*ior<mode>3): Likewise.
4360 (*xor<mode>3): Likewise.
4361 (and<mode>3): Likewise.
4362 (*sse_and<mode>3): Likewise.
4363 (*sse2_and<mode>3): Likewise.
4365 (*andtf3): Likewise.
4366 (ior<mode>3): Likewise.
4367 (*sse_ior<mode>3): Likewise.
4368 (*sse2_ior<mode>3): Likewise.
4370 (*iortf3): Likewise.
4371 (xor<mode>3): Likewise.
4372 (*sse_xor<mode>3): Likewise.
4373 (*sse2_xor<mode>3): Likewise.
4375 (*xortf3): Likewise.
4377 2008-04-02 Richard Guenther <rguenther@suse.de>
4379 PR tree-optimization/14495
4380 PR tree-optimization/34793
4381 * tree-vrp.c (struct switch_update): New structure.
4382 (to_remove_edges, to_update_switch_stmts): New VECs.
4383 (simplify_switch_using_ranges): New function. Remove not taken
4384 case labels and edges.
4385 (simplify_stmt_using_ranges): Call it.
4386 (identify_jump_threads): Mark edges we have queued for removal
4387 so we don't thread them.
4388 (execute_vrp): Remove edges queued for removal, update SWITCH_STMT
4390 * tree-cfg.c (group_case_labels): Deal with missing default label.
4391 (tree_verify_flow_info): Allow missing default label.
4392 * stmt.c (emit_case_bit_tests): Deal with NULL default_label.
4393 (emit_case_nodes): Likewise.
4394 (expand_case): Do not rely on the default label to be present.
4395 * expr.c (try_casesi): Deal with NULL default_label.
4396 (do_tablejump): Likewise.
4398 2008-04-02 Richard Guenther <rguenther@suse.de>
4400 PR tree-optimization/14495
4401 * tree-vrp.c (vrp_visit_cond_stmt): Do not handle
4402 SWITCH_EXPR here ...
4403 (vrp_visit_switch_stmt): ... but here (new function).
4404 (find_case_label_index): New helper function.
4405 (vrp_visit_stmt): Dispatch to vrp_visit_switch_stmt.
4407 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
4409 * fwprop.c: Fix ISO-C99ism.
4411 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
4414 * Makefile.in (objdir): Set it here.
4415 * configure.ac: Not here. Find dynamic linker characteristics.
4416 * exec-tool.in: Use them.
4417 * aclocal.m4: Regenerate.
4418 * configure: Regenerate.
4420 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
4422 * expr.c (expand_var): Delete it.
4423 * expr.h (expand_var): Delete prototype.
4424 * function.c (expand_function_start): Use expand_decl instead.
4425 * cfgexpand.c (expand_one_static_var, expand_one_var): Don't call
4428 2008-04-02 Andy Hutchinson <hutchinsonamdy@aim.com>
4430 PR rtl-optimization/35542
4431 * fwprop.c (forward_propagate_and_simplify): Replace
4432 loc_reg_mentioned_in_p with reg_mentioned_p.
4434 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
4436 PR rtl-optimization/35281
4437 * fwprop.c (PR_CAN_APPEAR, PR_HANDLE_MEM): New.
4438 (propagate_rtx_1): Handle PR_HANDLE_MEM.
4439 (propagate_rtx): Pass PR_HANDLE_MEM if appropriate.
4440 (varying_mem_p): Move above propagate_rtx.
4441 (all_uses_available_at): Do not check MEMs.
4443 2008-04-02 Rafael Espindola <espindola@google.com>
4445 * tree-vrp.c (extract_code_and_val_from_cond): Remove.
4446 (register_edge_assert_for_2): Split the cond argument.
4447 (register_edge_assert_for_1): Adjust for the change in
4448 register_edge_assert_for_2.
4449 (register_edge_assert_for): Split the cond argument.
4450 (find_switch_asserts): Adjust for the change in
4451 register_edge_assert_for.
4453 2008-04-02 Kai Tietz <kai.tietz@onevision.com>
4455 * config.gcc: Add for x86_64-*-mingw* the t-crtfm to tbuild.
4456 * config/i386/cygming.h (ASM_OUTPUT_DWARF_OFFSET): Add 8 byte
4457 offsets for 64-bit mingw.
4458 * config/i386/i386.c (ix86_pass_by_reference): Correct calling
4459 abi for x86_64-pc-mingw.
4461 2008-04-02 Richard Guenther <rguenther@suse.de>
4463 * tree-vrp.c (extract_range_from_assert): Make sure to not
4464 produce range min/max with TREE_OVERFOW set.
4465 If merging a anti-range and a range keep the anti-range if
4466 the range covers all values of the type.
4467 (register_edge_assert_for_2): Only allow sign-changing
4468 conversions in detecting canonical range checks. Also
4469 register an assert for the unsigned name if useful.
4471 PR tree-optimization/35787
4472 * tree-vrp.c (vrp_val_max): New function.
4473 (vrp_val_min): Likewise.
4474 (vrp_val_is_max): Move earlier, use vrp_val_{min,max}.
4475 (vrp_val_is_min): Likewise.
4476 (supports_overflow_infinity): Use vrp_val_{min,max}.
4477 (negative_overflow_infinity): Likewise.
4478 (positive_overflow_infinity): Likewise.
4479 (is_negative_overflow_infinity): Use vrp_val_is_{min,max}.
4480 (is_positive_overflow_infinity): Likewise.
4481 (is_overflow_infinity): Likewise.
4482 (avoid_overflow_infinity): Use vrp_val_{min,max} and
4483 vrp_val_is_{min,max}.
4484 (set_and_canonicalize_value_range): Canonicalize anti-ranges
4485 to ranges if possible. Avoid empty ranges.
4487 2008-04-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4490 * fold-const.c (get_pointer_modulus_and_residue): Return modulus 1 if
4491 the expression is a function address.
4493 2008-04-01 George Helffrich <george@gcc.gnu.org>
4495 PR fortran/35154, fortran/23057
4496 * dbxout.c: Emit .stabs debug info for Fortran COMMON block
4497 variables as base symbol name + offset using N_BCOMM/N_ECOMM.
4498 (is_fortran, dbxout_common_name, dbxout_common_check): New functions.
4499 (dbxout_symbol_location): Transform N_LCSYM to N_GSYM for storage
4501 (dbxout_syms): Check for COMMON-based symbol and wrap in
4502 N_BCOMM/N_ECOMM stab bracket, including as many symbols as possible
4503 in bracket for efficiency.
4505 * dwarf2out.c: Emit DWARF debug info for Fortran COMMON block
4506 using DW_TAG_common_block + member offset.
4507 (add_pubname_string): New function.
4508 (dw_expand_expr): New function to find block name and offset for
4510 (common_check): New function to check whether symbol in Fortran COMMON.
4511 (gen_variable_die): If COMMON, use DW_TAG_common_block.
4513 2008-04-01 Volker Reichelt <v.reichelt@netcologne.de>
4516 * c-format.c (init_dynamic_gfc_info): Ignore invalid locus type.
4518 2008-04-02 Ben Elliston <bje@au.ibm.com>
4520 * config/v850/v850.md (casesi): Remove if (0) code.
4521 * config/i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
4522 * config/alpha/alpha.c (alpha_initialize_trampoline): Likewise.
4524 2008-04-01 Uros Bizjak <ubizjak@gmail.com>
4526 * config/i386/i386.md (rex64suffix): New mode attribute.
4527 (floathi<mode>2): Disable expander for SSE math.
4528 (*floathi<mode>2_1): New insn insn_and_split pattern.
4529 (*floathi<mode>2_i387_with_temp): New macroized instruction pattern and
4530 corresponding post-reload splitters.
4531 (*floathi<mode>2_i387): New macroized insn pattern.
4532 (float<SSEMODEI24:mode><X87MODEF:mode>2): New macroized expander.
4533 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1): New macroized
4534 insn_and_split pattern.
4535 (*floatsi<mode>2_vector_mixed_with_temp, *floatsi<mode>2_vector_mixed):
4536 New macroized instruction patterns and corresponding post-reload
4538 (*floatsi<mode>2_mixed_with_temp): New macroized instruction pattern
4539 and corresponding post-reload splitters.
4540 (*floatsi<mode>2_mixed_interunit, *floatsi<mode>2_mixed_nointerunit):
4541 New macroized instruction patterns.
4542 (*floatsi<mode>2_vector_sse_with_temp, *floatsi<mode>2_vector_sse): New
4543 macroized instruction patterns and corresponding post-reload splitters.
4544 (*floatsi<mode>2_sse_with_temp): New macroized instruction pattern and
4545 corresponding post-reload splitters.
4546 (*floatsi<mode>2_sse_interunit, *floatsi<mode>2_mixed_nointerunit):
4547 New macroized instruction patterns.
4548 (*floatsi<mode>2_i387_with_temp): New macroized instruction pattern and
4549 corresponding post-reload splitters.
4550 (*floatsi<mode>2_i387): New macroized instruction patterns.
4552 2008-04-01 H.J. Lu <hongjiu.lu@intel.com>
4554 * config/i386/i386.md (smaxmin): New.
4555 (umaxmin): Likewise.
4556 (maxminiprefix): Likewise.
4557 (maxminfprefix): Likewise.
4558 (<code><mode>3): Likewise.
4559 (smin<mode>3): Removed.
4560 (smax<mode>3): Likewise.
4562 * config/i386/mmx.md (mmx_<code>v2sf3): New.
4563 (mmx_<code>v4hi3): Likewise.
4564 (mmx_<code>v8qi3): Likewise.
4565 (mmx_smaxv2sf3): Removed.
4566 (mmx_sminv2sf3): Likewise.
4567 (mmx_umaxv8qi3): Likewise.
4568 (mmx_smaxv4hi3): Likewise.
4569 (mmx_uminv8qi3): Likewise.
4570 (mmx_sminv4hi3): Likewise.
4572 * config/i386/sse.md (<addsub><mode>3): New.
4573 (*<addsub><mode>3): Likewise.
4574 (<sse>_vm<addsub><mode>3): Likewise.
4575 (<maxmin><mode>3): Likewise.
4576 (*<maxmin><mode>3_finite): Likewise.
4577 (*<maxmin><mode>3): Likewise.
4578 (<sse>_vm<maxmin><mode>3): Likewise.
4579 (sse3_h<addsub>v4sf3): Likewise.
4580 (sse3_h<addsub>v2df3): Likewise.
4581 (<maxmin>v16qi3): Likewise.
4582 (*<maxmin>v16qi3): Likewise.
4583 (<maxmin>v8hi3): Likewise.
4584 (*<maxmin>v8hi3): Likewise.
4585 (*sse4_1_<maxmin><mode>3): Likewise.
4586 (*sse4_1_<maxmin><mode>3): Likewise.
4587 (add<mode>3): Removed.
4588 (*add<mode>3): Likewise.
4589 (<sse>_vmadd<mode>3): Likewise.
4590 (sub<mode>3): Likewise.
4591 (*sub<mode>3): Likewise.
4592 (<sse>_vmsub<mode>3): Likewise.
4593 (smin<mode>3): Likewise.
4594 (*smin<mode>3_finite): Likewise.
4595 (*smin<mode>3): Likewise.
4596 (<sse>_vmsmin<mode>3): Likewise.
4597 (smax<mode>3): Likewise.
4598 (*smax<mode>3_finite): Likewise.
4599 (*smax<mode>3): Likewise.
4600 (<sse>_vmsmax<mode>3): Likewise.
4601 (sse3_haddv4sf3): Likewise.
4602 (sse3_haddv2df3): Likewise.
4603 (sse3_hsubv4sf3): Likewise.
4604 (sse3_hsubv2df3): Likewise.
4605 (umaxv16qi3): Likewise.
4606 (*umaxv16qi3): Likewise.
4607 (smaxv8hi3): Likewise.
4608 (*smaxv8hi3): Likewise.
4609 (*sse4_1_smax<mode>3): Likewise.
4610 (*sse4_1_umax<mode>3): Likewise.
4611 (uminv16qi3): Likewise.
4612 (*uminv16qi3): Likewise.
4613 (sminv8hi3): Likewise.
4614 (*sminv8hi3): Likewise.
4615 (*sse4_1_smin<mode>3): Likewise.
4616 (*sse4_1_umin<mode>3): Likewise.
4618 2008-04-01 Rafael Espindola <espindola@google.com>
4620 * tree-cfg.c (verify_expr): remove in_phi.
4621 (verify_stmt): Don't call walk_tree with verify_expr. Use
4622 is_gimple_min_invariant instead of is_gimple_val.
4624 2008-04-01 Joseph Myers <joseph@codesourcery.com>
4626 * doc/include/gpl_v3.texi: Update for manpage generation.
4627 * doc/gcc.texi, doc/gccint.texi: Include gpl_v3.texi instead of
4629 * doc/sourcebuild.texi: Document gpl_v3.texi as well as gpl.texi.
4630 * Makefile.in (TEXI_GCC_FILES, TEXI_GCCINT_FILES): Include
4631 gpl_v3.texi instead of gpl.texi.
4634 2008-04-01 Jakub Jelinek <jakub@redhat.com>
4637 * c-pch.c (c_common_read_pch): On error close (fd) resp. fclose (f).
4639 2008-04-01 Rafael Espindola <espindola@google.com>
4641 * tree-vrp.c (extract_code_and_val_from_cond_with_ops): New.
4642 (extract_code_and_val_from_cond): Use
4643 extract_code_and_val_from_cond_with_ops.
4645 2008-04-01 Jan Hubicka <jh@suse.cz>
4647 * function.c (free_after_compilation): Free epilogue_delay_list.
4648 (prepare_function_start): Assert that previous compilation was freed.
4650 2008-04-01 Jan Hubicka <jh@suse.cz>
4651 Jim Wilson <wilson@tuliptree.org>
4652 Andreas Tobler <andreast@gcc.gnu.org>
4655 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Use
4656 rtl.emit instead cfun->emit.
4657 * sparc/sparc.h (INIT_EXPANDERS): Likewise.
4658 * ia64/ia64.h (INIT_EXPANDERS): Likewise.
4660 2008-04-01 Ben Elliston <bje@au.ibm.com>
4662 * doc/c-tree.texi (Function Basics): Fix grammatical error.
4664 2008-03-31 Seongbae Park <seongbae.park@gmail.com>
4666 * common.opt (fprofile-dir=, fprofile-use=, fprofile-generate=):
4668 (fprofile-use): Add var flag_profile_use
4669 * coverage.c (coverage_begin_output): Do not open a gcno file for
4670 output only if -ftest-coverage is set.
4671 Do not add getpwd() to gcda file path.
4672 (build_gcov_info): Check the new flag
4673 flag_profile_datafile_relative_path.
4674 (coverage_init): Use profile_data_prefix.
4675 Read profile counter only if flag_profile_use is set.
4676 * opts.c (common_handle_option): New option fprofile-use=,
4677 fprofile-dir=, fprofile-generate=.
4678 * toplev.c (profile_data_prefix): New variable definition.
4679 * toplev.h (profile_data_prefix): New declaration.
4680 * doc/invoke.tex (Option Summary, Optimization Options):
4683 2008-03-31 James E. Wilson <wilson@tuliptree.org>
4685 * varasm.c (output_constant_pool_1): In LABEL_REF check,
4686 use tmp consistently.
4689 * config/ia64/div.md (recip_approx_rf): Use UNSPEC not DIV.
4690 * config/ia64/ia64.c (rtx_needs_barrier): Handle
4691 UNSPEC_FR_RECIP_APPROX_RES.
4692 * config/ia64/ia64.md (UNSPEC_FR_RECIP_APPROX_RES): Define.
4694 2008-03-31 Volker Reichelt <v.reichelt@netcologne.de>
4697 * c-decl.c (store_parm_decls_oldstyle): Skip invalid parameters.
4699 2008-03-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
4702 * fold-const.c (fold_indirect_ref_1): Support accessing non first
4703 element of the vector via a pointer.
4705 2008-03-31 Ian Lance Taylor <iant@google.com>
4707 * tlink.c (scan_linker_output): Look for symbol name in single quotes.
4709 2008-03-31 Jan Hubicka <jh@suse.cz>
4711 * builtins.c (expand_builtin_setjmp_receiver): Update call of
4712 get_arg_pointer_save_area.
4713 * expr.c (init_expr): Just clear out rtl.expr.
4714 * function.c (free_after_compilation): Clear out whole RTL structure.
4715 (get_func_frame_size): Merge into ...
4716 (get_frame_size): ... this one.
4717 (assign_stack_local_1): Merge into ...
4718 (assign_stack_local): ... this one.
4719 (expand_function_end): Update call of get_arg_pointer_save_area.
4720 (get_art_pointer_save_area): Remove cfun argument.
4721 * function.h (emit_status): regno_pointer_align does not need length
4722 attribute. Move x_regno_reg_rtx to ...
4723 (regno_reg_rtx): ... new global array.
4724 (reg_rtx_no, seq_stack, REGNO_POINTER_ALIGN): Update accestors.
4725 (pending_stack_adjust, inhibit_defer_pop, saveregs_value,
4726 apply_args_value, forced_labels, stack_pointer_delta):
4728 (struct varasm_status): Move here from varasm.c
4729 (struct rtl_data): New. Move here some fields from struct function.
4730 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
4731 frame_offset, stack_check_probe_note, arg_pointer_save_area,
4732 used_temp_slots avail_temp_slots, temp_slot_level,
4733 nonlocal_goto_handler_labels): Update accesstors.
4734 (rtl): New global variable.
4735 (struct function): Move some fileds to rtl_data.
4736 (get_arg_pointer_save_area): Update prototype.
4737 * emit-rtl.c (rtl): Declare.
4738 (regno_reg_rtx): Declare.
4739 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
4741 (gen_reg_rtx): Update.
4742 (init_virtual_regs): Do not tate emit_status argument.
4743 (init_emit): Do not allocate emit.
4744 * varasm.c (varasm_statuc): Move to function.h.
4745 (n_deferred_constatns): Update accestor.
4746 (init_varasm_status): Do not allocate varasm_status.
4747 (force_const_mem, get_pool_size, output_constant_pool): Update.
4748 * stmt.c (force_label_rtx): Do not use x_ prefixes.
4749 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
4751 2008-03-31 Zdenek Dvorak <ook@ucw.cz>
4753 PR rtl-optimization/35729
4754 * loop-invariant.c (check_maybe_invariant): Disallow volatile memory
4757 2008-03-31 H.J. Lu <hongjiu.lu@intel.com>
4760 * config/i386/i386.md (*movti_internal): Emit unaligned SSE
4761 load/store if memory is unaligned.
4762 (*movti_rex64): Likewise.
4764 * config/i386/predicates.md (misaligned_operand): New.
4766 2008-03-31 Andrew Pinski <pinskia@gmail.com>
4769 * tree-ssa-phiopt.c (conditional_replacement): Return early for
4772 2008-03-31 Jan Beulich <jbeulich@novell.com>
4774 * config/ia64/constraints.md: Add 'j' constraint.
4775 * config/ia64/ia64.md (movsi_internal): Add addp4 case.
4776 (movdi_internal): Likewise.
4778 2008-03-30 Volker Reichelt <v.reichelt@netcologne.de>
4781 * c-typeck.c (build_c_cast): Skip invalid fields in unions.
4783 2008-03-30 H.J. Lu <hongjiu.lu@intel.com>
4786 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Issue
4787 proper error message for the third argument on blendpd and
4790 * config/i386/sse.md (blendbits): New.
4791 (sse4_1_blendp<ssemodesuffixf2c>): Use it.
4793 2008-03-30 Eric Botcazou <ebotcazou@adacore.com>
4795 * fold-const.c (fold_binary) <BIT_IOR_EXPR>: Add missing conversions.
4797 2008-03-30 Richard Guenther <rguenther@suse.de>
4800 * fold-const.c (fold_sign_changed_comparison): Do leave
4801 conversions to base-types alone.
4803 2008-03-29 Andrew Pinski <andrew_pinski@playstation.sony.com>
4805 * config/rs6000/rs6000.c (rs6000_stack_info): Don't force saving of
4806 the link register if one altivec register is be saved.
4808 2008-03-30 Ben Elliston <bje@au.ibm.com>
4810 * final.c (final_scan_insn): Remove if (0) code.
4812 2008-03-28 Volker Reichelt <v.reichelt@netcologne.de>
4814 * c-parser.c (c_parser_next_token_is_keyword): Simplify.
4816 2008-03-28 H.J. Lu <hongjiu.lu@intel.com>
4818 * config/i386/sse.md (*and<mode>3): Pass <MODE>mode instead
4819 of V4SFmode to ix86_binary_operator_ok.
4821 2008-03-28 Uros Bizjak <ubizjak@gmail.com>
4823 * config/i386/i386.c (override_options): Initialize
4824 ix86_veclib_handler to ix86_veclibabi_svml when
4825 -mveclibabi=svml is used.
4826 (ix86_veclibabi_svml): New function for SVML ABI style
4827 vectorization support.
4828 * doc/invoke.texi (-mveclibabi) [svml]: Document new target option.
4830 2008-03-28 Rafael Espindola <espindola@google.com>
4832 * fold-const.c (tree_unary_nonnegative_warnv_p): Make it public.
4833 (tree_binary_nonnegative_warnv_p): Make it public.
4834 (tree_single_nonnegative_warnv_p): Make it public.
4835 (tree_invalid_nonnegative_warnv_p): Make it public.
4836 (tree_unary_nonzero_warnv_p): Make it public.
4837 (tree_binary_nonzero_warnv_p): Make it public
4838 (tree_single_nonzero_warnv_p): Make it public.
4839 * tree-vrp.c (vrp_evaluate_conditional_warnv_with_ops): New function.
4840 (extract_range_from_binary_expr): Split the expr argument.
4841 (extract_range_from_unary_expr): Split the expr argument.
4842 (extract_range_from_comparison): Split the expr argument.
4843 (extract_range_from_expr): Use the new aux functions.
4844 (vrp_evaluate_conditional_warnv): Use
4845 vrp_evaluate_conditional_warnv_with_ops.
4846 * tree.h (tree_unary_nonzero_warnv_p): Declare.
4847 (tree_binary_nonzero_warnv_p): Declare.
4848 (tree_single_nonzero_warnv_p): Declare.
4849 (tree_expr_nonzero_warnv_p): Declare.
4850 (tree_unary_nonnegative_warnv_p): Declare.
4851 (tree_binary_nonnegative_warnv_p): Declare.
4852 (tree_single_nonnegative_warnv_p): Declare.
4853 (tree_invalid_nonnegative_warnv_p): Declare.
4855 2008-03-28 Richard Guenther <rguenther@suse.de>
4857 PR tree-optimization/30317
4858 PR tree-optimization/30911
4859 PR tree-optimization/34793
4860 * tree-vrp.c (set_and_canonicalize_value_range): New function.
4861 (struct assert_locus_d): New member EXPR.
4862 (register_new_assert_for): Add EXPR parameter to support
4863 ASSERT_EXPR <name, expr OP limit>.
4864 (register_edge_assert_for_1): Adjust callers.
4865 (find_assert_locations): Likewise.
4866 (process_assert_insertions_for): Build condition from expression.
4867 (extract_range_from_assert): Handle ASSERT_EXPRs
4868 of the form ASSERT_EXPR <name, expr OP limit>.
4869 (register_edge_assert_for_2): New helper registering
4870 asserts for comparisons. Recognize range tests of the form
4871 (unsigned)i - CST1 OP CST2.
4872 (register_edge_assert_for_1): Use it.
4873 (register_edge_assert_for): Likewise.
4874 (needs_overflow_infinity): Integer sub-types
4875 do not need overflow infinities.
4876 (vrp_val_is_max): The extreme values of integer sub-types
4877 are those of the base type.
4878 (vrp_val_is_min): Likewise.
4879 * tree.def (ASSERT_EXPR): Document extra allowed conditional
4882 2008-03-28 Nick Clifton <nickc@redhat.com>
4885 * config/mn10300/mn10300.c (mn10300_secondary_reload_class):
4886 Return GENERAL_REGS for stack adjustment reloads.
4888 2008-03-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
4891 * config/rs6000/rs6000.c (rs6000_expand_vector_init): Create a
4892 const_vector when all the vectors are constant.
4894 2008-03-27 Bob Wilson <bob.wilson@acm.org>
4896 * config/xtensa/xtensa.c (gen_float_relational): Handle unordered
4898 * config/xtensa/xtensa.md (any_cond): Add unordered comparisons.
4899 (any_scc_sf): Add uneq, unlt, unle and unordered operators.
4901 (s<code>_sf): Use new scc_sf attribute for opcode names.
4903 2008-03-27 Tom Tromey <tromey@redhat.com>
4905 * doc/sourcebuild.texi, doc/install.texi, configure, aclocal.m4,
4906 configure.ac, Makefile.in, config/t-darwin, config/m32c/t-m32c,
4907 config/spu/t-spu-elf, config/i386/t-interix,
4908 config/i386/t-cygming, config/i386/x-i386, config/i386/t-cygwin,
4909 config/i386/x-darwin, config/i386/x-mingw32,
4910 config/i386/t-netware, config/i386/x-cygwin, config/i386/t-nwld,
4911 config/sh/t-sh, config/sh/t-symbian, config/x-linux,
4912 config/t-sol2, config/x-hpux, config/x-darwin, config/ia64/t-ia64,
4913 config/x-solaris, config/t-vxworks, config/m68k/t-uclinux,
4914 config/rs6000/x-rs6000, config/rs6000/x-darwin64,
4915 config/rs6000/x-darwin, config/rs6000/t-rs6000,
4916 config/score/t-score-elf, config/arm/t-strongarm-pe,
4917 config/arm/t-pe, config/arm/t-arm, config/arm/t-wince-pe,
4918 config/v850/t-v850, config/v850/t-v850e, config/bfin/t-bfin-linux:
4919 Revert automatic dependency patch.
4921 2008-03-27 H.J. Lu <hongjiu.lu@intel.com>
4924 * config/i386/i386.c (ix86_function_arg_boundary): Align
4925 decimal floating point to its natural boundary.
4927 2008-03-27 Richard Guenther <rguenther@suse.de>
4930 * fold-const.c (fold_comparison): Restrict distinct decl
4931 comparison folding to VAR_DECLs and PARM_DECLs. Do not
4932 solely rely on operand_equal_p.
4934 2008-03-27 Richard Guenther <rguenther@suse.de>
4937 * c-common.c (handle_weak_attribute): Reject combination of
4940 2008-03-27 Richard Guenther <rguenther@suse.de>
4942 PR tree-optimization/32810
4943 * tree-ssa-ccp.c (get_symbol_constant_value): Strip useless
4944 conversions from DECL_INITIAL.
4945 (fold_const_aggregate_ref): Likewise from constructor elements.
4947 2008-03-27 Zdenek Dvorak <ook@ucw.cz>
4949 * tree-affine.h (aff_combination_expand): Declare.
4950 (get_inner_reference_aff): Likewise.
4951 * tree-affine.c (aff_combination_expand): Split out from
4952 tree_to_aff_combination_expand.
4953 (get_inner_reference_aff): New function.
4954 * tree-parloops.c (loop_parallel_p): Free vectorizer info.
4955 * tree-ssa-loop-im.c: Include tree-affine.h and pointer-set.h.
4956 (struct lim_aux_data): sm_done field removed.
4957 (mem_ref_loc_p, mem_ref_locs_p): New types.
4958 (struct mem_ref): Added id, stored, accesses_in_loop,
4959 indep_loop, dep_loop, indep_ref, dep_ref fields.
4960 Removed is_stored, locs and next fields.
4961 (memory_accesses): New variable.
4962 (movement_possibility): Do not allow moving statements
4963 that store to memory.
4964 (outermost_indep_loop, simple_mem_ref_in_stmt, mem_ref_in_stmt):
4966 (determine_max_movement): For statements with memory references,
4967 find the outermost loop in that the reference is independent.
4968 (move_computations_stmt): Mark the virtual operands for renaming.
4969 (memref_free, mem_ref_alloc, mem_ref_locs_alloc, mark_ref_stored,
4970 gather_mem_refs_stmt, gather_mem_refs_in_loops, vtoe_hash, vtoe_eq,
4971 vtoe_free, record_vop_access, get_vop_accesses, get_vop_stores,
4972 add_vop_ref_mapping, create_vop_ref_mapping_loop,
4973 create_vop_ref_mapping, analyze_memory_references,
4974 cannot_overlap_p, mem_refs_may_alias_p, rewrite_mem_ref_loc,
4975 get_all_locs_in_loop, ref_always_accessed_p,
4976 refs_independent_p, record_indep_loop, ref_indep_loop_p_1,
4977 ref_indep_loop_p, can_sm_ref_p, find_refs_for_sm,
4978 store_motion_loop, store_motion): New functions.
4979 (struct vop_to_refs_elt): New type.
4980 (record_mem_ref_loc, free_mem_ref_locs, rewrite_mem_refs,
4981 memref_hash, memref_eq, hoist_memory_references): Rewritten.
4982 (schedule_sm): Replaced by...
4983 (execute_sm): ... this.
4984 (determine_lsm_ref, hoist_memory_references,
4985 loop_suitable_for_sm, gather_mem_refs_stmt, gather_mem_refs,
4986 find_more_ref_vops, free_mem_ref, free_mem_refs,
4987 determine_lsm_loop, determine_lsm): Removed.
4988 (tree_ssa_lim_finalize): Free data structures used by store motion.
4989 (tree_ssa_lim): Call analyze_memory_references. Use
4990 store_motion instead of determine_lsm.
4992 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
4994 * config.cc (m68hc11, m6811, m68hc12, m6812): Add usegas.h,
4995 rename tmake_file to m68hc11/t-m68hc11.
4996 (mcore): Set inhibit_libc to true.
4997 * config.host (alpha*-dec-*vms*): Set extra_programs.
4998 (interix3*): Don't use host_xmake_file.
4999 * configure.ac: Let config.gcc override inhibit_libc.
5000 * configure: Regenerate.
5002 * config/alpha/x-vms (EXTRA_PROGRAMS): Remove.
5003 * config/t-openbsd-thread: Remove commented out lines.
5005 * config/x-interix: Remove.
5007 * config/m68hc11/t-m68hc11-gas: Rename to...
5008 * config/m68hc11/t-m68hc11: ... this. Remove T_CPPFLAGS.
5010 * config/mcore/t-mcore: Remove T_CFLAGS.
5011 * config/mcore/t-mcore-pe: Likewise.
5013 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
5015 * configure.ac: Replace custom __GNU_SOURCE test with
5016 AC_USE_SYSTEM_EXTENSIONS. Move it earlier.
5017 * aclocal.m4: Regenerate.
5018 * configure: Regenerate.
5019 * config.in: Regenerate.
5021 2008-03-27 Richard Guenther <rguenther@suse.de>
5023 * fold-const.c (target.h): Include.
5024 (fold_comparison): Fold comparison of addresses of decls
5025 that bind locally or of constants. Consolidate address folding code.
5026 * tree-vrp.c (operand_less_p): Deal with non-INTEGER_CST
5027 results from fold_binary_to_constant.
5028 (compare_values_warnv): Likewise.
5030 2008-03-27 Andrew Pinski <pinskia@gmail.com>
5033 * fold-const.c (fold_truthop): Check for integeral types when folding
5034 a == 0 && b == 0 and a != 0 || b != 0 .
5036 2008-03-26 Eric Botcazou <ebotcazou@adacore.com>
5038 * tree.c (get_unwidened): Remove code fiddling with COMPONENT_REF.
5040 2008-03-26 Andreas Schwab <schwab@suse.de>
5042 * doc/invoke.texi: Fix use of @item vs. @itemx.
5044 2008-03-26 Tom Tromey <tromey@redhat.com>
5046 * Makefile.in (build/gensupport.o, build/print-rtl.o,
5047 build/read-rtl.o, build/rtl.o, build/gencondmd.o, build/genattr.o,
5048 build/genattrtab.o, build/genautomata.o, build/gencheck.o,
5049 build/gencodes.o, build/genconditions.o, build/genconfig.o,
5050 build/genconstants.o, build/genemit.o, build/genextract.o,
5051 build/genflags.o, build/genmddeps.o, build/genopinit.o,
5052 build/genoutput.o, build/genpeep.o, build/genrecog.o): Depend on
5055 2008-03-26 Richard Guenther <rguenther@suse.de>
5058 2008-03-26 Richard Guenther <rguenther@suse.de>
5060 * fold-const.c (target.h): Include.
5061 (fold_comparison): Fold comparison of addresses of two decls
5062 that bind locally. Consolidate address folding code.
5064 2008-03-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5066 * builtins.c (expand_builtin_pow, fold_builtin_cabs,
5067 fold_builtin_sqrt, fold_builtin_cbrt, fold_builtin_logarithm,
5068 fold_builtin_hypot, fold_builtin_pow): Remove uses of dconst3,
5069 dconstsqrt2, dconstthird, dconste and/or dconst10.
5070 * config/i386/i386.c (ix86_emit_swsqrtsf): Likewise.
5071 * emit-rtl.c (dconst3, dconst10, dconstm2, dconstthird,
5072 dconstsqrt2, dconste): Delete.
5073 (init_emit_once): Likewise. Simplify initializing dconstm1.
5075 * real.c (get_real_const): New.
5076 * real.h (dconst3, dconst10, dconstm2, dconstthird,
5077 dconstsqrt2, dconste): Delete.
5078 (real_value_const, get_real_const): New.
5080 2008-03-26 H.J. Lu <hongjiu.lu@intel.com>
5082 * config/i386/cygming.h (BIGGEST_ALIGNMENT): Removed.
5084 * config/i386/i386.c (ix86_function_arg_boundary): Check
5085 BIGGEST_ALIGNMENT instead of 128.
5086 (setup_incoming_varargs_64): Likewise.
5088 2008-03-26 Tom Tromey <tromey@redhat.com>
5090 * Makefile.in (DEPFILES): Add missing '/'.
5092 2008-03-26 Richard Guenther <rguenther@suse.de>
5094 * fold-const.c (target.h): Include.
5095 (fold_comparison): Fold comparison of addresses of two decls
5096 that bind locally. Consolidate address folding code.
5098 2008-03-26 Nick Clifton <nickc@redhat.com>
5101 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p): Do
5102 not allow INT+INT as a legitimate addressing mode.
5104 2008-03-26 Richard Guenther <rguenther@suse.de>
5106 * tree-flow.h (widen_bitfield): Remove declaration.
5107 * tree-ssa-ccp.c (visit_assignment): Remove unneeded code.
5108 (widen_bitfield): Remove function.
5109 * tree-ssa-dom.c (record_equivalences_from_stmt): Remove unneeded
5112 2008-03-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
5115 * config/rs6000/rs6000-c.c (rs6000_builtin_type_compatible): Handle
5118 2008-03-25 Richard Sandiford <rsandifo@nildram.co.uk>
5120 PR rtl-optimization/35232
5121 * reload1.c (reg_reloaded_call_part_clobbered): Clarify comment.
5122 (forget_old_reloads_1, forget_marked_reloads): Don't clear
5123 reg_reloaded_call_part_clobbered here.
5124 (reload_regs_reach_end_p): New function.
5125 (reload_reg_rtx_for_input): New variable.
5126 (reload_reg_rtx_for_output): Likewise.
5127 (emit_input_reload_insns): Use reloadreg rather than rl->reg_rtx
5128 when reassigning a pseudo register. Load reloadreg from
5129 reload_reg_rtx_for_input, moving the mode and register
5131 (do_input_reload): ...here. Use the mode-adjusted reg_rtx
5132 instead of the original when deciding whether an input reload
5133 would be a no-op or whether an output reload can be deleted.
5134 (emit_output_reload_insns): Use the mode-adjusted reg_rtx
5135 when setting up new_spill_reg_store. Load it from
5136 reload_reg_rtx_for_output, moving the mode and register
5138 (do_output_reload): ...here. Use the mode-adjusted reg_rtx
5139 instead of the original when deciding whether an output reload
5140 would be a no-op. Do the same when modifying insn notes.
5141 Use rtx_equal_p instead of == to compare the registers.
5142 (inherit_piecemeal_p): Take a mode and two register numbers
5144 (emit_reload_insns): Clear new_spill_reg_store for every hard
5145 register in the reload register. Remove spill registers
5146 from reg_reloaded_valid before considering whether to record
5147 inheritance information for them. Use reload_reg_rtx_for_output
5148 instead of reg_rtx when recording output reloads. Use
5149 reload_reg_rtx_for_input instead of reg_rtx when recording
5150 input reloads. Set or clear reg_reloaded_call_part_clobbered
5151 at the same time as setting reg_reloaded_valid.
5152 (delete_output_reload): Add a new_reload_reg parameter and use it
5153 instead of rld[j].reg_rtx.
5154 (emit_input_reload_insns, do_input_reload, do_output_reload): Adjust
5157 2008-03-25 Tom Tromey <tromey@redhat.com>
5159 * Makefile.in (build/gensupport.o): Depend on insn-modes.h.
5160 (build/genattr.o): Likewise.
5161 (build/genattrtab.o): Likewise.
5162 (build/gencodes.o): Likewise.
5163 (build/genconfig.o): Likewise.
5164 (build/genconstants.o): Likewise.
5165 (build/genemit.o): Likewise.
5166 (build/genextract.o): Likewise.
5167 (build/genflags.o): Likewise.
5169 2008-03-25 Bob Wilson <bob.wilson@acm.org>
5171 * config/xtensa/xtensa.c (xtensa_va_start): Use build_int_cst
5172 instead of size_int for integer types.
5173 (xtensa_gimplify_va_arg_expr): Likewise. Convert index to sizetype
5174 to match type of MINUS_EXPR.
5176 2008-03-25 Tom Tromey <tromey@redhat.com>
5178 * configure: Rebuilt.
5179 * configure.ac (BUILD_DEPMODE): Extract CCDEPMODE from temporary
5182 2008-03-25 Tom Tromey <tromey@redhat.com>
5184 * config/x-solaris (host-solaris.o): Update.
5185 * config/x-linux (host-linux.o): Update.
5186 * config/x-hpux (host-hpux.o): Update.
5187 * config/x-darwin (host-darwin.o): Update.
5188 * config/v850/t-v850e (v850-c.o): Update.
5189 * config/v850/t-v850 (v850-c.o): Update.
5190 * config/t-vxworks (vxworks.o): Update.
5191 * config/t-sol2 (sol2-c.o, sol2.o): Update.
5192 * config/t-darwin (darwin.o, darwin-c.o, darwin-driver.o): Update.
5193 * config/spu/t-spu-elf (spu-c.o): Update.
5195 * config/sh/t-symbian (sh-c.o): Update.
5196 (symbian.o): Update.
5197 * config/sh/t-sh (sh-c.o): Update.
5198 * config/score/t-score-elf (score7.o, score3.o): Update.
5199 * config/rs6000/x-rs6000 (driver-rs6000.o): Update.
5200 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Update.
5201 * config/rs6000/x-darwin (host-ppc-darwin.o): Update.
5202 * config/rs6000/t-rs6000 (rs6000-c.o): Update.
5204 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
5205 * config/m32c/t-m32c (m32c-pragma.o): Update.
5206 * config/ia64/t-ia64 (ia64-c.o): Update.
5207 * config/i386/x-mingw32 (host-mingw32.o): Update.
5208 * config/i386/x-i386 (driver-i386.o): Update.
5209 * config/i386/x-darwin (host-i386-darwin.o): Update.
5210 * config/i386/x-cygwin (host-cygwin.o): Update.
5211 * config/i386/t-nwld (nwld.o): Update.
5212 * config/i386/t-netware (netware.o): Update.
5213 * config/i386/t-interix (winnt.o): Update.
5214 * config/i386/t-cygwin (cygwin1.o, cygwin2.o): Update.
5215 * config/i386/t-cygming (winnt.o, winnt-cxx.o, winnt-stubs.o,
5216 msformat-c.o): Update.
5217 * config/bfin/t-bfin-linux (generated_files): Add
5218 linux-sysroot-suffix.h.
5219 * config/arm/t-wince-pe (pe.o): Update.
5220 * config/arm/t-strongarm-pe (pe.o): Update.
5221 * config/arm/t-pe (pe.o): Update.
5222 * config/arm/t-arm (arm-c.o): Update.
5223 * doc/install.texi (Prerequisites): Require make 3.80.
5224 * Makefile.in: Remove .o targets.
5225 (CCDEPMODE, DEPDIR, depcomp, BUILD_DEPMODE): New variables.
5226 (OBSTACK_H, FIBHEAP_H, PARTITION_H, MD5_H, BCONFIG_H): Remove.
5227 (simple_generated_h, simple_generated_c): Move earlier.
5228 (generated_files): New variable.
5229 (TARGET_H, MACHMODE_H, HOOKS_H, HOSTHOOKS_DEF_H, LANGHOOKS_DEF_H,
5230 TARGET_DEF_H, RTL_BASE_H, RTL_H, PARAMS_H, BUILTINS_DEF, TREE_H,
5231 BASIC_BLOCK_H, GCOV_IO_H, COVERAGE_H, DEMANGLE_H, RECOG_H,
5232 ALIAS_H, EMIT_RTL_H, FLAGS_H, FUNCTION_H, EXPR_H, OPTABS_H,
5233 REGS_H, RA_H, RESOURCE_H, SCHED_INT_H, INTEGRATE_H, CFGLAYOUT_H,
5234 CFGLOOP_H, IPA_UTILS_H, IPA_REFERENCE_H, IPA_TYPE_ESCAPE_H,
5235 CGRAPH_H, DF_H, RESOURCE_H, DDG_H, GCC_H, GGC_H, TIMEVAR_H,
5236 INSN_ATTR_H, C_COMMON_H, C_PRAGMA_H, C_TREE_H, SYSTEM_H,
5237 PREDICT_H, DECNUM_H, MKDEPS_H, SYMTAB_H, TREE_DUMP_H,
5238 TREE_GIMPLE_H, TREE_FLOW_H, TREE_SSA_LIVE_H, PRETTY_PRINT_H,
5239 DIAGNOSTIC_H, C_PRETTY_PRINT_H, SCEV_H, LAMBDA_H, TREE_DATA_REF_H,
5240 VARRAY_H, TREE_INLINE_H, REAL_H, DBGCNT_H, EBIMAP_H): Remove.
5242 (COMPILE.base, COMPILE): New variables.
5243 (%.o): New pattern rule.
5244 (ALL_HOST_OBJS): New variable.
5245 (xgcc$(exeext), cpp$(exeext)): Remove extra version.o.
5246 (dummy-checksum.o, cc1-checksum.o): Remove.
5247 (DRIVER_SHLIB): New variable.
5248 (DRIVER_DEFINES): Use it.
5249 (gencondmd.c): Move out of build/.
5250 (s-conditions): Update.
5251 (BUILDCOMPILE.base, BUILDCOMPILE): New variables.
5252 (ALL_BUILD_OBJS): Likewise.
5253 (build/%.o): Use BUILDCOMPILE.
5254 (build/ggc-none.o, build/ggc-none.o, build/min-insn-modes.o,
5255 build/print-rtl.o, build/read-rtl.o, build/rtl.o, build/vec.o,
5256 build/gencondmd.o, build/genattrtab.o, build/genautomata.o,
5257 build/gencheck.o, build/gencodes.o, build/genconditions.o,
5258 build/genconfig.o, build/genconstants.o, build/genemit.o,
5259 build/genextract.o, build/genflags.o, build/genmddeps.o,
5260 build/genopinit.o, build/genoutput.o, build/genpeep.o,
5261 build/genpreds.o, build/genrecog.o, build/gcov-iov.o,
5262 build/gen-protos.o, build/scan.o, build/fix-header.o,
5263 build/scan-decls.o): Simplify.
5264 (collect2.o, c-opts.o, gcc.o, gccspec.o, gcc-options.o,
5265 cppdefault.o, protoize.o, unprotoize.o, intl.o, version.o,
5266 prefix.o, toplev.o): Reduce to variable setting.
5267 (libbackend.o): Use COMPILE. Remove most dependencies. Move later.
5268 ($(out_object_file), gcc-options.o): New targets.
5269 ($(ALL_HOST_OBJS)): New target. Include dependency files.
5270 * configure: Rebuilt.
5271 * configure.ac: Call ZW_CREATE_DEPDIR, ZW_PROG_COMPILER_DEPENDENCIES.
5272 * doc/sourcebuild.texi (Front End Directory): Document new variable.
5274 2008-03-25 Douglas Gregor <doug.gregor@gmail.com>
5276 * c-common.c (c_sizeof_or_alignof_type): If we're not allowed to
5277 complain when we hit an error, return ERROR_MARK_NODE.
5279 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
5281 * config/sh/constraints.md (Pso, Psz): New constraints.
5282 * config/sh/sh.c (print_operand): Add %V and %W operand codes.
5283 * config/sh/sh.md (*andsi3_bclr, *iorsi3_bset): New insns.
5285 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
5287 * config/sh/sh.c (sh_expand_t_scc): Emit movrt for SH2A if possible.
5288 * config/sh/sh.md (xorsi3_movrt, movrt): New insns.
5290 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
5292 * config/sh/sh.md (prefetch): Add condition for SH2A target.
5293 (prefetch_sh2a): New.
5295 2008-03-25 Jayant Sonar <Jayant.sonar@kpitcummins.com>
5296 Naveen.H.S <naveen.hs@kpitcummins.com>
5298 * config/sh/constraints.md (I28): New constraint.
5299 * config/sh/sh.c (broken_move): Add support for movi20s.
5300 * config/sh/sh.md (movsi_ie): Add the alternative for movi20s.
5302 2008-03-25 Anil Paranjape <anil.paranjape@kpitcummins.com>
5303 Jayant Sonar <Jayant.sonar@kpitcummins.com>
5304 Naveen.H.S <naveen.hs@kpitcummins.com>
5306 * config/sh/sh.c (SH_ATTRIBUTES): Define.
5307 (SYMBOL_FLAG_FUNCVEC_FUNCTION): Define.
5308 (print_operand): Handle resbank in %@ operand code.
5309 (sh_encode_section_info): New.
5310 (push_regs): Add conditions for resbank.
5311 (sh_expand_epilogue): Likewise.
5312 (sh_insert_attributes): Likewise.
5313 (sh_attribute_table): Likewise.
5314 (sh_handle_resbank_handler_attribute): New.
5315 (sh2a_handle_function_vector_handler_attribute): New.
5316 (sh2a_is_function_vector_call): New.
5317 (sh2a_get_function_vector_number): New.
5318 (sh2a_function_vector_p): New.
5319 (sh_cfun_resbank_handler_p): New.
5320 * config/sh/sh.md (calli): Emit jsr/n if possible.
5321 (calli_tbr_rel): New.
5322 (calli_pcrel): Emit jsr/n if possible.
5323 (return_i): Emit rts/n if possible.
5324 (call_valuei_tbr_rel): New.
5325 (call_valuei_pcrel): Add condition for SH2A target.
5326 (call_value): Likewise.
5327 * config/sh/sh-protos.h (sh_cfun_resbank_handler_p): Declare.
5328 (sh2a_get_function_vector_number): Likewise.
5329 (sh2a_is_function_vector_call): Likewise.
5330 * doc/extend.texi: Document TBR relative addressing of SH2A.
5331 (resbank): Add description for SH2A.
5333 2008-03-24 Richard Guenther <rguenther@suse.de>
5336 * gimplify.c (gimplify_modify_expr): For frontend type-correct
5337 pointer assignments change conversions according to middle-end rules.
5338 (gimplify_modify_expr_rhs): Deal with NULL TARGET_EXPR_INITIAL.
5339 * configure.ac: Include type checking in yes.
5340 * configure: Regenerate.
5342 2008-03-24 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5344 * diagnostic.c (diagnostic_count_diagnostic): Delete.
5345 (diagnostic_report_diagnostic): Update. Handle ICEs here.
5347 2008-03-24 Nathan Sidwell <nathan@codesourcery.com>
5349 * gthr-vxworks.h (UNUSED): Define.
5351 2008-03-23 H.J. Lu <hongjiu.lu@intel.com>
5353 * config/i386/i386.h (STATIC_CHAIN_REGNUM): Use R10_REG and CX_REG.
5355 2008-03-23 Zuxy Meng <zuxy.meng@gmail.com>
5357 * doc/extend.texi (Function Attributes): Add missing comma in the
5358 example of the "alloc_size" attribute.
5360 2008-03-23 Uros Bizjak <ubizjak@gmail.com>
5363 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
5365 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
5368 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
5371 * stor-layout.c (update_alignment_for_field): Set minimum alignment
5372 of the underlying type of a MS bitfield layout to the natural
5373 alignment of the type.
5375 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
5377 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
5378 to their natural alignment to avoid store forwarding stalls.
5380 2008-03-22 Richard Guenther <rguenther@suse.de>
5382 * tree-cfg.c (verify_expr): Recurse again for invariant addresses.
5383 For PHI nodes verify the address is invariant.
5384 * tree-ssa-ccp.c (ccp_decl_initial_min_invariant): Remove.
5385 (get_symbol_constant_value): Use is_gimple_min_invariant.
5386 (maybe_fold_stmt_indirect): Likewise.
5388 2008-03-22 Richard Sandiford <rsandifo@nildram.co.uk>
5390 PR rtl-optimization/33927
5391 * Makefile.in (dse.o): Depend on $(TM_P_H).
5392 * expr.h (extract_low_bits): Declare.
5393 * expmed.c (extract_low_bits): New function.
5394 * rtlhooks.c (gen_lowpart_general): Generalize SUBREG handling.
5395 * dse.c: Include tm_p.h.
5396 (find_shift_sequence): Remove the read_reg argument and return the
5397 read value. Emit the instructions instead of returning them.
5398 Iterate on new_mode rather than calculating it each time.
5399 Check MODES_TIEABLE_P. Use simplify_gen_subreg to convert the
5400 source to NEW_MODE and extract_low_bits to convert the shifted
5402 (replace_read): Allow the load and store to have different mode
5403 classes. Use extract_low_bits when SHIFT == 0. Create the shift
5404 or extraction instructions before trying the replacement. Update
5405 dump-file code accordingly, avoiding use of REGNO (store_info->rhs).
5407 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
5409 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
5410 to their natural alignment to avoid store forwarding stalls.
5412 2008-03-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
5415 * config/rs6000/rs6000.md (floatdidf2): Discouraging fprs and
5416 encouraging but not allowing gprs for input;
5417 change the input constraint to !f#r.
5418 (fix_truncdfdi2): Discouraging fprs and encouraging but not allowing
5420 change the output constraint to !f#r.
5422 2008-03-21 Uros Bizjak <ubizjak@gmail.com>
5425 * config/i386/i386.md ("*floatunssi<mode2>_1"): New pattern with
5426 corresponding post-reload splitters.
5427 ("floatunssi<mode>2"): Expand to unsigned_float x87 insn pattern
5428 when x87 FP math is selected.
5429 * config/i386/i386-protos.h (ix86_expand_convert_uns_sixf_sse):
5430 New function prototype.
5431 * config/i386/i386.c (ix86_expand_convert_uns_sixf_sse): New
5432 unreachable function to ease macroization of insn patterns.
5434 2008-03-21 Martin Jambor <mjambor@suse.cz>
5436 * tree-data-ref.c (dump_data_dependence_relation): Avoid data
5437 reference dumps if ddr is NULL or dependence is unknown.
5439 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
5441 * config/sh/linux-atomic.asm (ATOMIC_TEST_AND_SET): Take
5442 unsigned extension into account.
5443 (ATOMIC_COMPARE_AND_SWAP): Likewise.
5444 (ATOMIC_FETCH_AND_OP, ATOMIC_FETCH_AND_COMBOP): Likewise.
5445 Do computations on a scratch register.
5447 2008-03-21 Richard Guenther <rguenther@suse.de>
5449 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
5450 Use is_gimple_min_invariant instead of TREE_INVARIANT.
5451 * tree-ssa-loop-ivopts.c (force_expr_to_var_cost): Likewise.
5452 * tree-ssa-dom.c (record_equality): Likewise.
5453 * tree-inline.c (copy_body_r): Likewise.
5454 * tree-ssa-pre.c (make_values_for_stmt): Remove test for
5457 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
5459 * config/sh/sh.c (split_branches): Pass zero to redirect_jump
5460 as 'delete_unused' argument.
5462 2008-03-20 Richard Guenther <rguenther@suse.de>
5464 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
5465 special casing of constant qualifiers.
5466 * tree-ssa.c (useless_type_conversion_p_1): Instead do not
5467 care about them in general.
5468 * tree-ssa-ccp.c (ccp_fold): Addresses are constant or not
5469 regardless of their type.
5470 (fold_stmt_r): Forcefully fold *& if we end up with that.
5472 2008-03-20 Paul Brook <paul@codesourcery.com>
5474 * config.gcc (arm*-*-uclinux*): Remove duplicate arm/uclinux-elf.h.
5475 * config/arm/uclinux-eabi.h (SUBTARGET_EXTRA_LINK_SPEC): Add extra
5477 * config/arm/bpabi.h (SUBTARGET_EXTRA_LINK_SPEC): Provide default
5479 (LINK_SPEC): Use SUBTARGET_EXTRA_LINK_SPEC.
5480 * config/arm/unwind-arm.h (_Unwind_decode_target2): Add uClinux.
5482 2008-03-20 Volker Reichelt <v.reichelt@netcologne.de>
5484 * common.opt (Wmudflap): New option.
5485 * tree-mudflap.c (mf_xform_derefs_1): Guard warning by OPT_Wmudflap.
5486 (mx_register_decls): Likewise.
5487 (mudflap_finish_file): Likewise.
5488 * doc/invoke.texi: Document -Wno-mudflap.
5490 2008-03-20 Kai Tietz <kai.tietz@onevision.com>
5492 * c-format.c (replace_format_name_to_system_name): New.
5494 (convert_format_name_to_system_name): New.
5495 (decode_format_attr): Add use of convert_format_name_to_system_name.
5496 (format_types_orig): Add gnu_ prefix to names.
5497 (check_format_info_main): Special treating of \0 escaped names for
5498 supporting multi-character format specifiers as I32, I64.
5499 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): Use of user defined attributes.
5500 (gnu_target_overrides_format_attributes): New.
5501 * c-format.h: Add structure target_ovr_attr to hold
5502 system specific formatter names.
5503 * config.gcc: Add for x86&x86_64 cygwin and mingw32 targets the
5504 msformat-c.o file to c_target_objs and cxx_target_objs.
5505 * config/i386/mingw32.h (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
5506 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES_COUNT): New.
5507 (TARGET_N_FORMAT_TYPES): New.
5508 * config/i386/msformat-c.c: New.
5509 * config/i386/t-cygming: Add build rule for msformat-c.o.
5510 * doc/extend.texi: Add new format names gnu_* and ms_* and
5512 * doc/tm.texi: (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
5514 2008-03-20 Ira Rosen <irar@il.ibm.com>
5516 * doc/invoke.texi (-O3): Add -ftree-vectorize to the list of
5517 optimizations turned on under -O3.
5518 (ftree-vectorize): Add that the flag is turned on with -O3.
5520 2008-03-20 Ben Elliston <bje@au.ibm.com>
5522 * regmove.c (try_auto_increment): Fix spelling error in comment.
5523 * final.c (final_scan_insn): Likewise.
5525 2008-03-20 Uros Bizjak <ubizjak@gmail.com>
5528 * config/i386/mmx.md (*mov<mode>_internal_rex64"): Adjust register
5529 allocator preferences for "y" and "r" class registers.
5530 ("*mov<mode>_internal"): Ditto.
5531 ("*movv2sf_internal_rex64"): Ditto.
5532 ("*movv2sf_internal"): Ditto.
5534 2008-03-19 Michael Matz <matz@suse.de>
5537 * calls.c (expand_call): Check overlap of arguments with call
5538 address for sibcalls.
5540 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
5543 * stor-layout.c (update_alignment_for_field): Set minimum alignment
5544 of the underlying type of a MS bitfield layout to the natural
5545 alignment of the type.
5547 2008-03-19 Jan Hubicka <jh@suse.cz>
5550 * toplev.c (decode_d_option): Handle all CPP flags.
5551 * tree-vrp.c: Update tree_pass descriptors.
5552 * regrename.c: Update tree_pass descriptors.
5553 * fwprop.c: Update tree_pass descriptors.
5554 * doc/invoke.texi: Remove documentation of dropped -d? flags.
5555 * tree-into-ssa.c: Update tree_pass descriptors.
5556 * tree-dump.c: Update tree_pass descriptors.
5557 * tree-complex.c: Update tree_pass descriptors.
5558 * tree-dump.h: Update tree_pass descriptors.
5559 * see.c: Update tree_pass descriptors.
5560 * cgraphbuild.c: Update tree_pass descriptors.
5561 * tracer.c: Update tree_pass descriptors.
5562 * tree-loop-distribution.c: Update tree_pass descriptors.
5563 * cgraph.c: Update tree_pass descriptors.
5564 * postreload-gcse.c: Update tree_pass descriptors.
5565 * postreload.c: Update tree_pass descriptors.
5566 * tree-ssa-loop-ch.c: Update tree_pass descriptors.
5567 * tree-tailcall.c: Update tree_pass descriptors.
5568 * tree-pass.h (tree_opt_pass): Rename to ...
5569 (opt_pass) ... this one; add "type" field and remove letter field.
5570 (gimple_opt_pass, rtl_opt_pass, simple_ipa_opt_pass): New.
5571 (execute_pass_list, execute_ipa_pass_list, all_passes, all_ipa_passes,
5572 all_lowering_passes): Update declaration.
5573 * ipa-cp.c: Update tree_pass descriptors.
5574 * final.c: Update tree_pass descriptors.
5575 * omp-low.c: Update tree_pass descriptors.
5576 * tree-ssa-dse.c: Update tree_pass descriptors.
5577 * ipa-reference.c: Update tree_pass descriptors.
5578 * tree-ssa-uncprop.c: Update tree_pass descriptors.
5579 * auto-inc-dec.c: Update tree_pass descriptors.
5580 * reorg.c: Update tree_pass descriptors.
5581 * cgraphunit.c: Update tree_pass descriptors.
5582 * tree-ssa-copyrename.c: Update tree_pass descriptors.
5583 * tree-ssa-ccp.c: Update tree_pass descriptors.
5584 * df-core.c: Update tree_pass descriptors.
5585 * mode-switching.c: Update tree_pass descriptors.
5586 * tree-nomudflap.c: Update tree_pass descriptors.
5587 * modulo-sched.c: Update tree_pass descriptors.
5588 * ipa-pure-const.c: Update tree_pass descriptors.
5589 * cse.c: Update tree_pass descriptors.
5590 * web.c: Update tree_pass descriptors.
5591 * tree-stdarg.c: Update tree_pass descriptors.
5592 * tree-ssa-math-opts.c: Update tree_pass descriptors.
5593 * tree-ssa-dom.c: Update tree_pass descriptors.
5594 * tree-nrv.c: Update tree_pass descriptors.
5595 * tree-ssa-alias.c: Update tree_pass descriptors.
5596 * loop-init.c: Update tree_pass descriptors.
5597 * gimple-low.c: Update tree_pass descriptors.
5598 * ipa-inline.c: Update tree_pass descriptors.
5599 * tree-ssa-sink.c: Update tree_pass descriptors.
5600 * global.c: Update tree_pass descriptors.
5601 * ifcvt.c: Update tree_pass descriptors.
5602 * jump.c: Update tree_pass descriptors.
5603 * predict.c: Update tree_pass descriptors.
5604 * tree-ssa-loop.c: Update tree_pass descriptors.
5605 * recog.c: Update tree_pass descriptors.
5606 * dse.c: Update tree_pass descriptors.
5607 * tree-ssa-ifcombine.c: Update tree_pass descriptors.
5608 * tree-eh.c: Update tree_pass descriptors.
5609 * regmove.c: Update tree_pass descriptors.
5611 * function.c: Update tree_pass descriptors.
5612 * tree-vectorizer.c: Update tree_pass descriptors.
5613 * gcse.c: Update tree_pass descriptors.
5614 * ipa-type-escape.c: Update tree_pass descriptors.
5615 * tree-if-conv.c: Update tree_pass descriptors.
5616 * init-regs.c: Update tree_pass descriptors.
5617 * ipa.c: Update tree_pass descriptors.
5618 * tree-ssa-phiopt.c: Update tree_pass descriptors.
5619 * rtl-factoring.c: Update tree_pass descriptors.
5620 * lower-subreg.c: Update tree_pass descriptors.
5621 * bt-load.c: Update tree_pass descriptors.
5622 * tree-dfa.c: Update tree_pass descriptors.
5623 * except.c: Update tree_pass descriptors.
5624 * emit-rtl.c: Update tree_pass descriptors.
5625 * cfgexpand.c: Update tree_pass descriptors.
5626 * tree-cfgcleanup.c: Update tree_pass descriptors.
5627 * cfgcleanup.c: Update tree_pass descriptors.
5628 * tree-ssa-pre.c: Update tree_pass descriptors.
5629 * tree-sra.c: Update tree_pass descriptors.
5630 * tree-mudflap.c: Update tree_pass descriptors.
5631 * tree-ssa-copy.c: Update tree_pass descriptors.
5632 * cfglayout.c: Update tree_pass descriptors.
5633 * tree-ssa-forwprop.c: Update tree_pass descriptors.
5634 * tree-ssa-dce.c: Update tree_pass descriptors.
5635 * tree-ssa.c: Update tree_pass descriptors.
5636 * regclass.c: Update tree_pass descriptors.
5637 * integrate.c: Update tree_pass descriptors.
5638 * tree-optimize.c: Update tree_pass descriptors.
5639 * tree-ssa-phiprop.c: Update tree_pass descriptors.
5640 * tree-object-size.c: Update tree_pass descriptors.
5641 * combine.c: Update tree_pass descriptors.
5642 * tree-outof-ssa.c: Update tree_pass descriptors.
5643 * bb-reorder.c: Update tree_pass descriptors.
5644 * stack-ptr-mod.c: Update tree_pass descriptors.
5645 * var-tracking.c: Update tree_pass descriptors.
5646 * tree-profile.c: Update tree_pass descriptors.
5647 * tree-vect-generic.c: Update tree_pass descriptors.
5648 * reg-stack.c: Update tree_pass descriptors.
5649 * sched-rgn.c: Update tree_pass descriptors.
5650 * tree-ssa-structalias.c: Update tree_pass descriptors.
5651 * tree-cfg.c: Update tree_pass descriptors.
5652 * passes.c (current_pass): Update declaration.
5653 (finish_optimization_passes): Update.
5654 (all_passes, all_ipa_passes, all_lowering_passes): Update declaration.
5655 (register_one_dump_file, register_dump_files_1, next_pass_1):
5657 (init_optimization_passes): Update handling of new types.
5658 (execute_one_pass, execute_pass_list, execute_ipa_pass_list): Update.
5659 * ipa-struct-reorg.c: Update tree_pass descriptors.
5660 * tree-ssa-reassoc.c: Update tree_pass descriptors.
5661 * combine-stack-adj.c: Update tree_pass descriptors.
5662 * cfgrtl.c: Update tree_pass descriptors.
5663 * dce.c: Update tree_pass descriptors.
5664 * tree-ssanames.c: Update tree_pass descriptors.
5666 2008-03-19 Richard Guenther <rguenther@suse.de>
5669 * tree-ssa.c (walk_data): New structure.
5670 (warn_uninitialized_var): If not always_executed warn with "maybe"
5672 (execute_early_warn_uninitialized): Compute post-dominators.
5673 Initialize always_executed before processing each basic block.
5675 2008-03-18 Mikulas Patocka <mikulas@artax.karlin.mff.cuni.cz>
5678 * config/i386/i386.c (x86_this_parameter): Calculate correct location
5679 of "this" pointer when "regparm = N" or "fastcall" is in effect.
5681 2008-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5683 * doc/include/texinfo.tex: Update to version 2008-03-17.10.
5685 2008-03-18 Paolo Bonzini <bonzini@gnu.org>
5687 * expr.c (store_expr): Assume lang_hooks.reduce_bit_field_operations
5689 (expand_expr_real_1) <REDUCE_BIT_FIELD>: Don't look at ignore.
5690 (expand_expr_real_1): Assume lang_hooks.reduce_bit_field_operations
5691 is true. Add "&& !ignore" condition to reduce_bit_field. Modify
5692 target after ignore has been set, and move there also the commputation
5693 of subtarget and original_target.
5694 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS): Delete.
5695 (LANG_HOOKS_INITIALIZER): Remove it.
5696 * langhooks.h (struct lang_hooks): Remove reduce_bit_field_operations.
5698 2008-03-18 Richard Guenther <rguenther@suse.de>
5700 * tree-ssa-sccvn.c (visit_reference_op_load): If the lookup
5701 found an expression with constants, note that in the VN for the lhs.
5702 * tree-ssa-pre.c (eliminate): Visit COND_EXPR statements and
5703 fold them to constants if possible. Run cleanup_cfg if done so.
5704 (execute_pre): Return todo.
5706 (execute_fre): Likewise.
5707 * tree-ssa-forwprop.c (can_propagate_from): Allow propagation
5709 (get_prop_source_stmt): Look through pointer conversions.
5711 2008-03-18 Jan Hubicka <jh@suse.cz>
5713 * tree-pretty-print.c: Include predict.h.
5714 (dump_generic_node): Dump predictor.
5715 * tree.h (PREDICT_EXPR_OUTCOME, PREDICT_EXPR_PREDICTION): Update.
5716 * tree-gimple.c (is_gimple_stmt): Add PREDICT_EXPR.
5717 * gimple-low.c (lower_stmt): Likewise.
5718 * expr.c (expand_expr_real): Likewise.
5719 * predict.c (tree_bb_level_predictions): Use PREDICT_EXPRs and remove
5721 (build_predict_expr, build_predict_expr): New.
5722 * predict.h (predictor_name, build_predict_expr): Update.
5723 * c-typeck.c (c_finish_bc_stmt): Add prediction.
5724 * gimplify.c (gimplify_expr): Add PREDICT_EXPR.
5725 * predict.def (PRED_CONTINUE): Update hitrate.
5726 * tree.def (PREDICT_EXPR): Define.
5727 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Mark PREDICT_EXPR;
5728 do not handle BIND_EXPR.
5729 * tree-inline.c (estimate_num_insns_1): PREDICT_EXPR is free.
5730 * tree-cfg.c (verify_gimple_stmt): PREDICT_EXPR is valid.
5731 * tree-ssa-operands.c (get_expr_operands): PREDICT_EXPR takes no
5734 2008-03-18 Michael Matz <matz@suse.de>
5736 * gcov-io.h (__gcov_merge_ior, __gcov_fork): Mark hidden.
5738 2008-03-18 Richard Guenther <rguenther@suse.de>
5740 * tree-gimple.h (is_gimple_invariant_address): Declare.
5741 (is_gimple_constant): Likewise.
5742 * tree-gimple.c (is_gimple_constant): New function.
5743 (is_gimple_invariant_address): Likewise.
5744 (is_gimple_min_invariant): Implement in terms of is_gimple_constant
5745 and is_gimple_invariant_address.
5746 * tree-ssa-loop-niter.c (expand_simple_operations): Revert
5748 * tree-data-ref.c (get_references_in_stmt): A SSA_NAME is not
5749 an addressable base.
5751 2008-03-18 Jakub Jelinek <jakub@redhat.com>
5754 * gimplify.c (gimplify_expr): Gimplify second operand of
5757 2008-03-17 Richard Guenther <rguenther@suse.de>
5759 PR tree-optimization/19637
5760 * fold-const.c (fold_unary): Remove restrictions of removing
5761 intermediate pointer-conversions (P2)(P1)P0.
5762 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Recover from
5763 conversion to void pointer.
5764 (get_maxval_strlen): Handle addresses of the form &(*p)[0].
5766 2008-03-16 James E. Wilson <wilson@tuliptree.org>
5769 * dbxout.c (dbxout_expand_expr, case VAR_DECL): Return NULL for
5770 emulated thread local variables.
5772 2008-03-16 Richard Guenther <rguenther@suse.de>
5775 * tree-ssa-loop-niter.c (expand_simple_operations): Do not
5776 expand TREE_INVARIANT operations that are not gimple invariant.
5778 2008-03-16 Hans-Peter Nilsson <hp@axis.com>
5780 * doc/extend.texi (Alignment): Say that the ABI controls
5781 the __alignof__ for non-strict-alignment targets rather
5782 than being a recommendation.
5784 2008-03-15 Paul Brook <paul@codesourcery.com>
5786 * config/arm/arm.c (arm_unwind_emit): Suppress unused unwinding
5788 (arm_output_fn_unwind): Mark functions that can not be unwound.
5790 2008-03-15 Paul Brook <paul@codesourcery.com>
5792 * config/arm/arm.c (arm_rtx_costs_1): Add costs for ARMv6 value
5793 extension instructions.
5795 2008-03-15 Richard Guenther <rguenther@suse.de>
5797 * tree-ssa-ccp.c (ccp_fold): Also read from constant values
5798 and fold constant aggregate refs.
5799 (fold_const_aggregate_ref): Handle string constants
5800 and constructors in ARRAY_REFs. Handle INDIRECT_REF.
5801 (evaluate_stmt): Simplify now that ccp_fold folds constant
5804 2008-03-15 Paul Brook <paul@codesourcery.com>
5806 * config/arm/arm.md (insv): Use gen_insv_t2 and gen_insv_zero.
5807 (extzv): Use gen_extzv_t2.
5808 (insv_t2, insv_zero, extv, extzv_t2): New patterns.
5810 2008-03-15 Richard Guenther <rguenther@suse.de>
5812 * tree-ssa-ccp.c (get_symbol_constant_value): Export.
5813 (fold_const_aggregate_ref): Likewise.
5814 (get_value): Return NULL if we don't have any values.
5815 (ccp_finalize): Set const_val to NULL after freeing it.
5816 * tree-flow.h (get_symbol_constant_value): Declare.
5817 (fold_const_aggregate_ref): Likewise.
5818 * tree-ssa-sccvn.c (try_to_simplify): Use them.
5820 2008-03-15 Richard Guenther <rguenther@suse.de>
5823 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Make sure
5824 to not produce negative array indices if not allowed. Add
5825 parameter to indicate that.
5826 (maybe_fold_offset_to_component_ref): Allow negative array
5827 indices only for the first member of a structure.
5828 (maybe_fold_offset_to_reference): Allow negative array indices.
5829 (maybe_fold_stmt_addition): Likewise.
5831 2008-03-15 Bjoern Haase <bjoern.m.haase@web.de>
5832 Anatoly Sokolov <aesok@post.ru>
5834 * config/avr/avr.c (avr_arch_types): Add avr6 entry.
5835 (avr_arch): Add ARCH_AVR6.
5836 (avr_mcu_types): Add 'atmega2560' and 'atmega2561' entry.
5837 (initial_elimination_offset): Initialize and use 'avr_pc_size'
5838 instead of fixed value 2.
5839 (print_operand_address): Use gs() asm specifier instead of pm().
5840 (avr_assemble_integer): (Ditto.).
5841 (avr_output_addr_vec_elt): (Ditto.).
5842 (print_operand): Handle "!" code.
5843 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Add
5844 __AVR_3_BYTE_PC__, __AVR_2_BYTE_PC__ and __AVR_HAVE_JMP_CALL__.
5845 (AVR_HAVE_EIJMP_EICALL): Define.
5846 (AVR_3_BYTE_PC): Redefine.
5847 (AVR_2_BYTE_PC): (Ditto.).
5848 (PRINT_OPERAND_PUNCT_VALID_P): Add '!' code.
5849 (LINK_SPEC): Add atmega2560 and atmega2561.
5850 (CRT_BINUTILS_SPEC): Add atmega2560 (crtm2560.o) and atmega2561
5852 * config/avr/avr.md (call_insn): Use eicall instead of icall
5853 for 3 byte PC devices.
5854 (call_value_insn): (Ditto.).
5855 (*tablejump_enh): Use eijmp instead of ijmp for 3 byte PC devices.
5856 (indirect_jump): Use only for for 2 byte PC devices.
5857 (*tablejump): (Ditto.).
5858 (*indirect_jump_avr6): Add insn.
5859 (*tablejump_rjmp): Don't use for 3 byte PC devices.
5860 * config/avr/libgcc.S (__prologue_saves__): Use eijmp
5861 instead of ijmp for 3 byte PC devices.
5862 (__tablejump2__): (Ditto.).
5863 * config/avr/t-avr (MULITLIB_OPTIONS): Add avr6 architecture.
5864 (MULITLIB_DIRNAMES): (Ditto.).
5865 (MULTILIB_MATCHES): Add atmega2560 and atmega2561 to list.
5867 2008-03-15 Uros Bizjak <ubizjak@gmail.com>
5869 * config/i386/mmx.md ("sse2_umulv1siv2di3"): Rename from
5870 "sse2_umulsidi3". Use V1DI mode for operand 0.
5871 ("mmx_psadbw"): Use V1DI mode for operand 0.
5872 * config/i386/i386-modes.def (V1SI): New vector mode.
5873 * config/i386/i386.c (struct builtin_description)
5874 [IX86_BUILTIN_PMULUDQ]: Use CODE_FOR_sse2_umulv1siv1di3.
5875 (v1di_ftype_v8qi_v8qi): Rename from di_ftype_v8qi_v8qi.
5876 (v1di_ftype_v2si_v2si): Rename from di_ftype_v2si_v2si.
5877 (ix86_init_mmx_sse_builtins) [__builtin_ia32_psadbw]: Use
5878 v1di_ftype_v8qi_v8qi type.
5879 [__builtin_ia32_pmuludq]: Use v1di_ftype_v2si_v2si type.
5881 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psadbw,
5882 __builtin_ia32_pmuludq]: Fix the mode of return value.
5884 2008-03-15 Richard Guenther <rguenther@suse.de>
5887 * tree-ssa-pre.c (bitmap_find_leader): Handle expression
5890 2008-03-14 Bob Wilson <bob.wilson@acm.org>
5892 * doc/invoke.texi (Option Summary, Xtensa Options): Document
5893 -mserialize-volatile and -mno-serialize-volatile Xtensa options.
5894 * config/xtensa/xtensa.c (print_operand): Do not emit MEMW instructions
5895 unless TARGET_SERIALIZE_VOLATILE is enabled.
5896 * config/xtensa/xtensa.md (*lsiu, *ssiu): Likewise.
5897 * config/xtensa/xtensa.h (TARGET_DEFAULT): Add MASK_SERIALIZE_VOLATILE.
5898 * config/xtensa/xtensa.opt (mserialize_volatile): New option.
5900 2008-03-14 Richard Guenther <rguenther@suse.de>
5902 PR tree-optimization/34172
5903 * tree-flow.h (refs_may_alias_p): Declare.
5904 (get_single_def_stmt): Likewise.
5905 (get_single_def_stmt_from_phi): Likewise.
5906 (get_single_def_stmt_with_phi): Likewise.
5907 * tree-dfa.c (refs_may_alias_p): New function.
5908 (get_single_def_stmt): Likewise.
5909 (get_single_def_stmt_from_phi): Likewise.
5910 (get_single_def_stmt_with_phi): Likewise.
5911 * tree-ssa-sccvn.c (get_def_ref_stmt_vuses): New function.
5912 (vn_reference_lookup_1): New helper function.
5913 (vn_reference_lookup): Walk the virtual use-def chain to
5914 continue searching for a match if the def does not alias the
5915 reference we are looking for.
5917 2008-03-14 David Edelsohn <edelsohn@gnu.org>
5919 * doc/install.texi (Binaries): Remove UCLA archive. Add HVCC
5920 archive and Perzl. Update The Written Word listing.
5922 2008-03-14 Richard Guenther <rguenther@suse.de>
5924 PR tree-optimization/34043
5925 PR tree-optimization/33989
5926 * tree-ssa-pre.c (execute_pre): Allow SCCVN to do insertion
5928 (bitmap_find_leader): Use extra argument to verify dominance
5929 relationship inside a basic-block.
5930 (can_PRE_operation): Add VIEW_CONVERT_EXPR.
5931 (find_leader_in_sets): Adjust.
5932 (create_component_ref_by_pieces): Take extra argument for
5933 dominance check, handle lookup failures.
5934 (find_or_generate_expression): Likewise.
5935 (create_expression_by_pieces): Likewise.
5936 (insert_into_preds_of_block): Adjust.
5937 (create_value_expr_from): If asked for, verify all operands
5938 are in the blocks AVAIL_OUT set.
5939 (make_values_for_stmt): Check for SSA_NAMEs that are life
5940 over an abnormal edge.
5941 (compute_avail): Remove such check.
5942 (do_SCCVN_insertion): New function.
5943 (eliminate): If we do not find a leader suitable for replacement
5944 insert a replacement expression from SCCVN if available.
5945 * tree-ssa-sccvn.h (run_scc_vn): Update prototype.
5946 (struct vn_ssa_aux): Add needs_insertion flag.
5947 * tree-ssa-sccvn.c (may_insert): New global flag.
5948 (copy_reference_ops_from_ref): Value-number union member access
5949 based on its size, not type and member if insertion is allowed.
5950 (visit_reference_op_load): For a weak match from union type
5951 punning lookup a view-converted value and insert a SSA_NAME
5952 for that value if that is not found.
5953 (visit_use): Make dumps shorter. Do not disallow value numbering
5954 SSA_NAMEs that are life over an abnormal edge to constants.
5955 (free_scc_vn): Release inserted SSA_NAMEs.
5956 (run_scc_vn): New flag to specify whether insertion is allowed.
5957 Process SSA_NAMEs in forward order.
5958 * tree-ssa-loop-im.c (for_each_index): Handle invariant
5959 ADDR_EXPRs inside VIEW_CONVERT_EXPR.
5960 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPRs from/to
5961 pointer type to/from integral types that do not change the
5962 precision to regular conversions.
5964 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
5966 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
5967 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
5968 __builtin_ia32_psrl?i, __builtin_ia32_psra?i, __builtin_ia32_psll?128,
5969 __builtin_ia32_psrl?128, __builtin_ia32_psra?128]: Fix the mode of
5970 input arguments and the mode of return value. Built-in functions
5971 that operate on whole 64-bit MMX register now use V1DI mode.
5973 2008-03-13 Alon Dayan <alond@il.ibm.com>
5974 Olga Golovanevsky <olga@il.ibm.com>
5976 PR tree-optimization/35041
5977 * ipa-struct-reorg.c (find_pos_in_stmt_1): Add another option
5978 to locate the right position in a statement.
5980 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
5984 * config/i386/xmmintrin.h: Change all static inline functions to
5985 extern inline and add __gnu_inline__ attribute.
5986 * config/i386/bmintrin.h: Ditto.
5987 * config/i386/smmintrin.h: Ditto.
5988 * config/i386/tmmintrin.h: Ditto.
5989 * config/i386/mmintrin-common.h: Ditto.
5990 * config/i386/ammintrin.h: Ditto.
5991 * config/i386/emmintrin.h: Ditto.
5992 * config/i386/pmmintrin.h: Ditto.
5993 * config/i386/mmintrin.h: Ditto.
5994 * config/i386/mm3dnow.h: Ditto.
5996 2008-03-13 Jakub Jelinek <jakub@redhat.com>
5999 * omp-low.c (lower_regimplify, init_tmp_var, save_tmp_var): Removed.
6000 (lower_omp_2): New function.
6001 (lower_omp_1, lower_omp): Rewritten.
6003 2008-03-13 Danny Smith <dannysmith@users.sourceforge.net>
6006 * doc/extend.texi (Structure-Packing Pragmas): Replace "Win32"
6007 with the phrase "Microsoft Windows compilers".
6008 (Push/Pop Macro Pragmas): New subsection. Document
6009 #pragma push_macro and pragma pop_macro.
6011 2008-03-12 Paul Brook <paul@codesourcery.com>
6013 * config/arm/arm.c (output_move_double): Prefer LDRD to LDM.
6015 2008-03-12 Paul Brook <paul@codesourcery.com>
6017 * config/arm/thumb2.md: Extend peephole to cover 3-arg subs.
6018 (thumb2_alusi3_short): Exclude PLUS and MINUS.
6019 (thumb2_addsi_shortim): Rename ...
6020 (thumb2_addsi_short): ... to this. Allow register operands.
6021 (thumb2_subsi_short): New pattern.
6022 (thumb2_one_cmplsi2_short,
6023 thumb2_negsi2_short): New patterns and peepholes.
6025 2008-03-12 Paul Brook <paul@codesourcery.com>
6027 * config/arm/arm.c (arm_size_rtx_costs): Use ARM costs for Thumb-2.
6029 2008-03-12 Uros Bizjak <ubizjak@gmail.com>
6031 * config/i386/i386.md (int_cond): New code iterator.
6033 ("s<code>"): Macroize expander from seq, sne, sgt, sgtu, slt, sltu,
6034 sge, sgeu, sle and sleu expanders usign int_cond code iterator.
6035 ("s<code>"): Macroize expander from sunordered, sordered, suneq, sunge,
6036 sungt, sunle, sunlt and sltgt expanders usign fp_cond code iterator.
6037 ("b<code>"): Macroize expander from beq, bne, bgt, bgtu, blt, bltu,
6038 bge, bgeu, ble and bleu expanders usign int_cond code iterator.
6039 ("b<code>"): Macroize expander from bunordered, bordered, buneq, bunge,
6040 bungt, bunle, bunlt and bltgt expanders usign fp_cond code iterator.
6042 2008-03-12 Paul Brook <paul@codesourcery.com>
6044 * config/arm/arm.c (use_return_insn): Use offsets->saved_regs_mask
6045 instead of {arm,thumb}_compute_save_reg_mask.
6046 (output_return_instruction): Ditto.
6047 (thumb_unexpanded_epilogue): Ditto.
6048 (thumb1_expand_prologue): Ditto.
6049 (thumb1_output_function_prologue): Ditto.
6050 (arm_set_return_address): Ditto.
6051 (thumb_set_return_address): Ditto.
6052 (arm_get_frame_offsets): Set offsets->saved_regs_mask. Push extra
6053 regs to achieve stack alignment.
6054 (thumb1_compute_save_reg_mask): Fix compiler warning.
6055 (arm_output_epilogue): Use offsets->saved_regs_mask.
6056 Adjust stack pointer by poping call clobered registers.
6057 (arm_expand_prologue): Use offsets->saved_regs_mask.
6058 Adjust stack pointer by pushing extra registers.
6059 * config/arm.h (arm_stack_offsets): Add saved_regs_mask.
6061 2008-03-12 Paolo Bonzini <bonzini@gnu.org>
6064 * fold-const.c (fold_unary) <NOP_EXPR>: Distribute a narrowing
6065 conversion to the operands of a multiplication.
6067 2008-03-12 Richard Guenther <rguenther@suse.de>
6069 * Makefile.in (OBJS-common): Add tree-ssa-phiprop.o
6070 (tree-ssa-phiprop.o): Copy dependencies from tree-ssa-forwprop.o.
6071 * timevar.def (TV_TREE_PHIPROP): Add.
6072 * tree-ssa-phiprop.c: Split from tree-ssa-forwprop.c, added
6073 pass description. Use TV_TREE_PHIPROP.
6074 * tree-ssa-forwprop.c: Remove phiprop code.
6076 2008-03-12 Jakub Jelinek <jakub@redhat.com>
6079 * omp-low.c (maybe_lookup_decl): Constify first argument.
6080 (use_pointer_for_field): Change last argument from bool to
6081 omp_context *. Disallow shared copy-in/out in nested
6082 parallel if decl is shared in outer parallel too.
6083 (build_outer_var_ref, scan_sharing_clauses,
6084 lower_rec_input_clauses, lower_copyprivate_clauses,
6085 lower_send_clauses, lower_send_shared_vars): Adjust callers.
6087 2008-03-12 Victor Kaplansky <victork@il.ibm.com>
6088 Ira Rosen <irar@il.ibm.com>
6090 * tree-vectorizer.c (free_stmt_vec_info): New function.
6091 (destroy_loop_vec_info): Move code to free_stmt_vec_info().
6092 Call free_stmt_vec_info(). Free LOOP_VINFO_STRIDED_STORES..
6093 * tree-vectorizer.h (free_stmt_vec_info): Declare.
6094 * tree-vect-transform.c (vectorizable_conversion): Free
6095 vec_oprnds0 if it was allocated.
6096 (vect_permute_store_chain): Remove unused VECs.
6097 (vectorizable_store): Free VECs that are allocated in the..
6099 (vect_transform_strided_load, vectorizable_load): Likewise.
6100 (vect_remove_stores): Simplify the code.
6101 (vect_transform_loop): Move code to vect_remove_stores().
6102 Call vect_remove_stores() and free_stmt_vec_info().
6104 2008-03-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6106 * pa.h (TARGET_LONG_PIC_SDIFF_CALL): Conditionalize define on
6107 TARGET_HPUX. Revise comment.
6108 (TARGET_LONG_PIC_PCREL_CALL): Revise comment.
6109 * pa.c (output_call): Update for revised TARGET_LONG_PIC_SDIFF_CALL.
6110 Use sr4 variant of `be' instruction when not generating PIC code.
6111 (attr_length_call): Adjust for above change.
6113 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
6115 * ipa-reference.c (static_execute): Remove module_statics_const and
6116 associated setting code.
6118 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
6121 * config/i386/i386.md (paritysi2, paritydi2): Use register_operand
6122 predicate for operand 1.
6123 (paritysi2_cmp): Use register_operand predicate for operand 2.
6124 Use earlyclobber modifier for operand 1. Remove support for
6126 (paritydi2_cmp): Use register_operand predicate for operand 3.
6127 Use earlyclobber modifier for operand 1. Remove support for
6130 2008-03-11 Paul Brook <paul@codesourcery.com>
6131 Vladimir Prus <vladimir@codesourcery.com>
6133 * config/arm/arm.c (use_return_insn): Check TARGET_APCS_FRAME.
6134 (arm_compute_save_reg0_reg12_mask): Always
6135 check if register 11 must be saved. Always safe hard frame pointer
6136 when frame_pointer_needeed.
6137 (arm_compute_save_reg_mask): Save IP and PC
6138 only with apcs frames.
6139 (arm_output_epilogue): Adjust Thumb2 codepath to
6140 be also invoked and work for ARM non-apcs frames.
6141 (arm_expand_prologue): Don't bother saving IP
6142 for non-apcs frame, since it's not clobbered by
6143 prologue code. Implement non-apcs frame
6146 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
6148 PR rtl-optimization/35281
6149 * expr.c (convert_move): Use a new pseudo for the intermediate
6150 from_mode->word_mode result.
6152 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
6154 * langhooks-def.h (LANG_HOOKS_CLEAR_BINDING_STACK): Delete.
6155 * langhooks.h (struct lang_hooks): Delete clear_binding_stack member.
6156 * toplev.c (compile_file): Don't call it.
6158 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
6161 * expr.c (store_expr): Call emit_block_move if the mode
6162 of "temp" RTX is BLKmode.
6164 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
6165 Richard Guenther <rguenther@suse.de>
6167 PR tree-optimization/31358
6168 * tree-ssa-loop-manip.c (create_iv): Call force_gimple_operand for
6169 the step with a NULL_TREE.
6170 * tree-ssa-loop-ivopts.c (find_bivs): Convert the step
6171 to sizetype if type is a pointer type.
6172 (add_candidate_1): Don't convert the base and step to
6173 the generic type if the orginal type is a pointer type.
6174 (add_iv_value_candidates): Use sizetype for the step
6175 if type is a pointer type.
6176 (cand_value_at): Likewise.
6177 * tree-ssa-address.c (add_to_parts): Use POINTER_PLUS_EXPR
6179 * tree-affine.c (tree_to_aff_combination <POINTER_PLUS_EXPR>):
6180 Don't convert the tem affine to the type.
6181 (add_elt_to_tree): Use sizetype for the step if a pointer.
6182 Use POINTER_PLUS_EXPR for pointers.
6183 (aff_combination_to_tree): Use sizetype for the step if a
6186 2008-03-10 Vladimir Makarov <vmakarov@redhat.com>
6188 * config/i386/sse.md (ssse3_pmaddubswv8hi3, ssse3_pmaddubswv4hi3):
6189 Remove commutativity hint.
6191 2008-03-10 Jakub Jelinek <jakub@redhat.com>
6195 * c-parser.c (c_parser_omp_threadprivate): Don't add vars with
6196 errorneous type. Check that v is a VAR_DECL.
6199 * tree-cfg.c (new_label_mapper): Update cfun->last_label_uid.
6201 2008-03-10 H.J. Lu <hongjiu.lu@intel.com>
6203 PR tree-optimization/35494
6204 * tree-ssa-ccp.c (get_symbol_constant_value): Check if value
6205 may be overriden at link and run time.
6207 2008-03-10 Richard Guenther <rguenther@suse.de>
6209 PR tree-optimization/34677
6210 * tree-ssa-pre.c (modify_expr_node_pool): Remove.
6211 (poolify_tree): Likewise.
6212 (modify_expr_template): Likewise.
6213 (poolify_modify_stmt): Likewise.
6214 (insert_fake_stores): Handle all component-ref style stores
6215 in addition to INDIRECT_REF. Also handle complex types.
6216 Do not poolify the inserted load.
6217 (realify_fake_stores): Do not rebuild the tree but only
6218 make it a SSA_NAME copy.
6219 (init_pre): Remove initialzation of modify_expr_template.
6220 Do not allocate modify_expr_node_pool.
6221 (fini_pre): Do not free modify_expr_node_pool.
6223 2008-03-10 Paul Brook <paul@codesourcery.com>
6225 * config/arm/arm.md (UNSPEC_STACK_ALIGN, UNSPEC_PIC_OFFSET): Renumber
6228 2008-03-10 Paul Brook <paul@codesourcery.com>
6229 Mark Shinwell <shinwell@codesourcery.com>
6231 * config/arm/cortex-r4.md: New.
6232 * config/arm/thumb2.md (divsi3, udivsi3): Annotate with
6234 * config/arm/arm.md: Include cortex-r4.md.
6235 (insn): Add smmls, sdiv and udiv values.
6236 (generic_sched): Don't use generic scheduling for Cortex-R4.
6237 (arm_issue_rate): New function.
6238 (TARGET_SCHED_ISSUE_RATE): Define.
6240 2008-03-10 Sebastian Pop <sebastian.pop@amd.com>
6242 * doc/invoke.texi (-ftree-loop-distribution): Add an example.
6244 2008-03-10 Richard Guenther <rguenther@suse.de>
6246 * tree-ssa-pre.c (get_sccvn_value): Simplify.
6247 (compute_avail): Do not add stmt uses to AVAIL_OUT.
6249 2008-03-10 Paolo Bonzini <bonzini@gnu.org>
6251 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS):
6252 Set default to true.
6254 2008-03-09 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6256 * c.opt (Wsynth): Deprecate.
6257 * doc/invoke.texi (Option Summary, Warning Options): Document
6258 -Wno-format-contains-nul.
6260 2008-03-09 Uros Bizjak <ubizjak@gmail.com>
6263 * config/i386/i386.c (ix86_constant_alignment): Compute alignment using
6264 ALIGN_MODE_128 for VECTOR_CST and INTEGER_CST in addition to REAL_CST.
6266 2008-03-09 Ira Rosen <irar@il.ibm.com>
6268 * config/rs6000/rs6000.c (builtin_description): Rename vector
6269 left shift operations.
6270 * config/rs6000/altivec.md (UNSPEC_VSL): Remove.
6271 (altivec_vsl<VI_char>): Rename to ...
6272 (ashl<mode>3): ... new name.
6273 (mulv4sf3, mulv4si3, negv4sf2): Replace gen_altivec_vslw with
6275 (absv4sf2): Convert to use ashift:V4SI instead of UNSPEC_VSL.
6277 2008-03-08 Richard Guenther <rguenther@suse.de>
6279 * coverage.h (tree_coverage_counter_addr): Declare.
6280 * coverage.c (tree_coverage_counter_addr): New function.
6281 * tree-profile.c (tree_gen_edge_profiler): Unshare counter
6283 (tree_gen_pow2_profiler): Use tree_coverage_counter_addr.
6284 (tree_gen_one_value_profiler): Likewise.
6285 (tree_gen_ic_profiler): Likewise.
6286 (tree_gen_average_profiler): Likewise.
6287 (tree_gen_ior_profiler): Likewise.
6289 2008-03-08 Richard Guenther <rguenther@suse.de>
6291 * tree-ssa-sccvn.h (vn_binary_op_lookup): Remove.
6292 (vn_binary_op_insert): Likewise.
6293 (vn_unary_op_lookup): Likewise.
6294 (vn_unary_op_insert): Likewise.
6295 (vn_nary_op_lookup): Declare.
6296 (vn_nary_op_insert): Likewise.
6297 * tree-ssa-sccvn.c (struct vn_tables_s): Merge unary
6298 and binary hashes, use a single obstack for unary_op_pool
6300 (struct vn_binary_op_s, struct vn_unary_op_s): Replace with
6301 a single struct vn_nary_op_s. Store tree code length and
6302 a variable number of operands.
6303 (struct vn_reference_op_struct): Remove unused op2.
6304 (vn_reference_op_eq): Do not compare op2.
6305 (vn_reference_op_compute_hash): Do not compute hash of op2.
6306 (vn_unary_op_hash, vn_binary_op_hash): Replace with vn_nary_op_hash.
6307 (vn_unary_op_compute_hash, vn_binary_op_compute_hash): Replace
6308 with vn_nary_op_compute_hash.
6309 (vn_unary_op_eq, vn_binary_op_eq): Replace with vn_nary_op_eq.
6310 (vn_unary_op_lookup, vn_binary_op_lookup): Replace with
6312 (vn_unary_op_insert, vn_binary_op_insert): Replace with
6314 (visit_unary_op): Call nary functions.
6315 (visit_binary_op): Likewise.
6316 (process_scc): Adjust for struct vn_tables_s changes.
6317 (allocate_vn_table): Likewise.
6318 (free_vn_table): Likewise.
6319 * tree-vn.c (vn_add): Call nary functions.
6320 (vn_lookup): Likewise.
6322 2008-03-08 Jakub Jelinek <jakub@redhat.com>
6325 * config/rs6000/rs6000.c (rs6000_expand_compare_and_swapqhi): Shift
6326 wdst back after sync_compare_and_swapqhi_internal.
6328 2008-03-08 Uros Bizjak <ubizjak@gmail.com>
6331 * config/i386/i386-modes.def (V1DI): New vector mode.
6332 * config/i386/i386.h (VALID_MMX_REG_MODE): Add V1DImode.
6333 * config/i386/mmx.md (MMXMODEI8): New mode iterator.
6334 (MMXMODE248): Ditto.
6335 (MMXMODE): Add V1DI mode.
6336 (mmxvecsize): Change DI mode to V1DI mode.
6337 ("mov<mode>): Use MMXMODEI8 mode iterator.
6338 ("*mov<mode>_internal_rex64"): Ditto.
6339 ("*mov<mode>_internal"): Ditto.
6340 ("mmx_add<mode>3"): Ditto. Handle V1DImode for TARGET_SSE2.
6341 ("mmx_sub<mode>3"): Ditto.
6342 ("mmx_adddi3"): Remove insn pattern.
6343 ("mmx_subdi3"): Ditto.
6344 ("mmx_ashr<mode>3"): Use SImode and "yN" constraint for operand 2.
6345 ("mmx_lshr<mode>3"): Ditto. Use MMXMODE248 mode iterator.
6346 ("mmx_ashl<mode>3"): Ditto.
6347 ("mmx_lshrdi3"): Remove insn pattern.
6348 ("mmx_ashldi3"): Ditto.
6349 * config/i386/i386.c (classify_argument): Handle V1DImode.
6350 (function_arg_advance_32): Ditto.
6351 (function_arg_32): Ditto.
6352 (struct builtin_description) [IX86_BUILTIN_PADDQ]: Use
6353 mmx_addv1di3 insn pattern.
6354 [IX86_BUILTIN_PSUBQ]: Use mmx_subv1di3 insn pattern.
6355 [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?, IX86_BUILTIN_PSRA?,
6356 IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I, IX86_BUILTIN_PSRA?I,
6357 IX86_BUILTIN_PSLL?I128, IX86_BUILTIN_PSRL?I128, IX86_BUILTIN_PSRA?I128]:
6358 Remove definitions of built-in functions.
6359 (V1DI_type_node): New node.
6360 (v1di_ftype_v1di_int): Ditto.
6361 (v1di_ftype_v1di_v1di): Ditto.
6362 (v2si_ftype_v2si_si): Ditto.
6363 (v4hi_ftype_v4hi_di): Remove node.
6364 (v2si_ftype_v2si_di): Ditto.
6365 (ix86_init_mmx_sse_builtins): Handle V1DImode.
6366 (__builtin_ia32_psll?, __builtin_ia32_psrl?, __builtin_ia32_psra?):
6367 Redefine builtins using def_builtin_const with *_ftype_*_int node.
6368 (__builtin_ia32_psll?i, __builtin_ia32_psrl?i, __builtin_ia32_psra?i):
6369 Add new builtins using def_builtin_const.
6370 (ix86_expand_builtin) [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?,
6371 IX86_BUILTIN_PSRA?, IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I,
6372 IX86_BUILTIN_PSRA?I]: Handle builtin definitions.
6373 * config/i386/mmintrin.h (__v1di): New typedef.
6374 (_mm_add_si64): Cast arguments to __v1di type.
6375 (_mm_sub_si64): Ditto.
6376 (_mm_sll_pi16): Cast __count to __v4hi type.
6377 (_mm_sll_pi32): Cast __count to __v2si type.
6378 (_mm_sll_si64): Cast arguments to __v1di type.
6379 (_mm_srl_pi16): Cast __count to __v4hi type.
6380 (_mm_srl_pi32): Cast __count to __v2si type.
6381 (_mm_srl_si64): Cast arguments to __v1di type.
6382 (_mm_sra_pi16): Cast __count to __v4hi type.
6383 (_mm_sra_pi32): Cast __count to __v2si type.
6384 (_mm_slli_pi16): Use __builtin_ia32_psllwi.
6385 (_mm_slli_pi32): Use __builtin_ia32_pslldi.
6386 (_mm_slli_si64): Use __builtin_ia32_psllqi. Cast __m to __v1di type.
6387 (_mm_srli_pi16): Use __builtin_ia32_psrlwi.
6388 (_mm_srli_pi32): Use __builtin_ia32_psrldi.
6389 (_mm_srli_si64): Use __builtin_ia32_psrlqi. Cast __m to __v1di type.
6390 (_mm_srai_pi16): Use __builtin_ia32_psrawi.
6391 (_mm_srai_pi32): Use __builtin_ia32_psradi.
6392 * config/i386/i386.md (UNSPEC_NOP): Remove unspec definition.
6393 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
6394 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
6395 __builtin_ia32_psrl?i, __builtin_ia32_psra?i]: Add new builtins.
6397 2008-03-07 Joseph Myers <joseph@codesourcery.com>
6399 * doc/include/texinfo.tex: Update to version 2008-03-07.10.
6401 2008-03-07 Peter Bergner <bergner@vnet.ibm.com>
6404 * config/rs6000/rs6000.c (rs6000_legitimize_address): Don't generate
6405 reg+const addressing for Altivec modes. Don't generate reg+reg
6406 addressing for TFmode or TDmode quantities.
6408 2008-03-07 Paolo Bonzini <bonzini@gnu.org>
6410 * c-common.c (vector_types_convertible_p): Call langhook
6411 instead of comptypes.
6413 2008-03-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
6416 * tree-ssa-ccp.c (get_symbol_constant_value): Handle
6417 integral and scalar float variables which have a
6420 2008-03-06 Nathan Froyd <froydnj@codesourcery.com>
6422 * dwarf2out.c (dwarf2out_frame_debug_expr): Consult the
6423 dwarf_register_span hook when emitting unwind information for
6424 register-to-memory saves.
6425 * config/rs6000/rs6000.c (spe_synthesize_frame): Delete.
6426 (rs6000_frame_related): Remove call to spe_synthesize_frame.
6428 2008-03-06 Jakub Jelinek <jakub@redhat.com>
6430 * gimplify.c (goa_lhs_expr_p): Allow different ADDR_EXPR nodes
6431 for the same VAR_DECL.
6433 2008-03-06 Tom Tromey <tromey@redhat.com>
6436 * doc/standards.texi (Standards): Don't mention treelang.
6437 * doc/invoke.texi (Overall Options): Don't mention treelang.
6438 * doc/install.texi (Prerequisites): Don't mention bison or
6440 (Configuration): Don't mention treelang.
6441 (Building): Likewise.
6442 * doc/frontends.texi (G++ and GCC): Don't mention treelang.
6444 2008-03-06 Paolo Bonzini <bonzini@gnu.org>
6446 * simplify-rtx.c (simplify_subreg): Remove useless shifts from
6447 word-extractions out of a multi-word object.
6449 2008-03-06 Richard Guenther <rguenther@suse.de>
6451 * tree.def (BIT_FIELD_REF): Constrain result type and its precision.
6452 * tree-cfg.c (verify_expr): Verify BIT_FIELD_REF constraints on
6453 result type and precision.
6454 * expr.c (get_inner_reference): Set unsignedp based on the result
6455 type of BIT_FIELD_REF.
6456 * tree.h (BIT_FIELD_REF_UNSIGNED): Remove.
6457 * tree-sra.c (instantiate_element): Do not set BIT_FIELD_REF_UNSIGNED.
6458 (try_instantiate_multiple_fields): Likewise. Use the correct type
6460 (sra_build_assignment): Likewise.
6461 (sra_build_elt_assignment): Likewise.
6462 (sra_explode_bitfield_assignment): Likewise.
6463 * print-tree.c (print_node): Do not check BIT_FIELD_REF_UNSIGNED.
6464 * tree-vect-transform.c (vect_create_epilog_for_reduction): Do not
6465 set BIT_FIELD_REF_UNSIGNED.
6466 (vectorizable_load): Likewise.
6468 2008-03-06 Andreas Krebbel <krebbel1@de.ibm.com>
6470 * cse.c (cse_extended_basic_block): Invalidate artificial defs
6473 2008-03-06 Richard Guenther <rguenther@suse.de>
6475 * alias.c (struct alias_set_entry): Move has_zero_child field
6476 to pack with alias_set.
6478 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
6480 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
6483 2008-03-05 Ian Lance Taylor <iant@google.com>
6485 * alias.h (alias_set_type): Change from HOST_WIDE_INT to int.
6487 2008-03-05 Kenneth Zadeck <zadeck@naturalbridge.com>
6489 * fwprop.c (update_df): Support width and offset parameters of
6491 * ra-conflict.c (mark_reg_store, clear_reg_in_live,
6492 global_conflicts): Change DF_REF_EXTRACT to either
6493 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
6494 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
6495 * df-scan.c (df_ref_record, df_defs_record,
6496 df_ref_create_structure, df_def_record_1, df_uses_record,
6497 df_get_conditional_uses, df_get_call_refs, df_insn_refs_collect,
6498 df_bb_refs_collect, df_entry_block_defs_collect,
6499 df_exit_block_uses_collect): Support new width and offset fields.
6500 (ref_extract_pool): New storage pool.
6501 (df_free_ref): New function.
6502 (df_reg_chain_unlink, df_free_collection_rec,
6503 df_sort_and_compress_refs): Call df_free_ref.
6504 (df_ref_equal_p, df_ref_compare): Compare offset and width fields
6506 (df_ref_create_structure): Allocate df_ref_extract if offset and
6507 width fields are used.
6508 (df_def_record_1): Get offset and width from ZERO_EXTRACT.
6509 (df_uses_record): Get offset and width from ZERO_EXTRACT
6511 * global.c (build_insn_chain): Change DF_REF_EXTRACT to either
6512 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
6513 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
6514 * df.h (df_ref_flags): Change DF_REF_EXTRACT to either
6515 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
6516 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
6517 (df_ref_extract): New structure.
6518 (DF_REF_WIDTH, DF_REF_OFFSET): New macros.
6519 (df_ref_create): Add width and offset parameters.
6521 2008-03-05 Richard Guenther <rguenther@suse.de>
6523 * tree-ssa-structalias.c (get_constraint_for_component_ref):
6524 Use ranges_overlap_p.
6525 (offset_overlaps_with_access): Rename
6526 to ranges_overlap_p and move ...
6527 * tree-flow-inline.h (ranges_overlap_p): ... here.
6529 * tree.h (get_inner_reference, handled_component_p): Update
6532 * tree.h (record_component_aliases, get_alias_set,
6533 alias_sets_conflict_p, alias_sets_must_conflict_p,
6534 objects_must_conflict_p): Move declarations ...
6535 * alias.h (record_component_aliases, get_alias_set,
6536 alias_sets_conflict_p, alias_sets_must_conflict_p,
6537 objects_must_conflict_p): ... here.
6538 Include coretypes.h.
6539 * Makefile.in (ALIAS_H): Add coretypes.h dependency.
6541 2008-03-05 Aldy Hernandez <aldyh@redhat.com>
6543 * cfg.c: Include tree-flow.h.
6544 (remove_edge_raw): Call redirect_edge_var_map_clear.
6545 (redirect_edge_succ_nodup): Call redirect_edge_var_map_dup.
6546 * tree-flow-inline.h (redirect_edge_var_map_def): New.
6547 (redirect_edge_var_map_result): New.
6548 * tree-cfgcleanup.c (remove_forwarder_block_with_phi): Replace
6549 PENDING_STMT use with redirect_edge_var_map_*.
6550 * tree-ssa.c (edge_var_maps): New definition.
6551 (redirect_edge_var_map_add): New.
6552 (redirect_edge_var_map_clear): New.
6553 (redirect_edge_var_map_dup): New.
6554 (redirect_edge_var_map_vector): New.
6555 (redirect_edge_var_map_destroy): New.
6556 (ssa_redirect_edge): Replace PENDING_STMT use with
6557 redirect_edge_var_map_*.
6558 (flush_pending_stmts): Same.
6559 (delete_tree_ssa): Destroy edge var map.
6560 * tree-flow.h (struct _edge_var_map): New.
6561 Define edge_var_map vector type.
6562 Declare redirect_edge_var_map_* prototypes.
6563 * Makefile.in (cfg.o): Depend on TREE_FLOW_H.
6564 * tree-cfg.c (reinstall_phi_args): Replace
6565 PENDING_STMT use with redirect_edge_var_map_*.
6567 2008-03-05 Richard Guenther <rguenther@suse.de>
6569 PR tree-optimization/35472
6570 * tree-ssa-dse.c (dse_optimize_stmt): Do not delete a store
6571 whose single use_stmt has a overlapping set of loaded and
6572 stored symbols as that use_stmt might be a noop assignment then.
6574 2008-03-05 Joel Sherrill <joel.sherrill@oarcorp.com>
6576 * gthr-rtems.h: Implement __gthread_mutex_destroy.
6578 2008-03-05 Richard Guenther <rguenther@suse.de>
6581 * tree.def (BIT_FIELD_REF): Document that operands 1 and 2
6582 should be constants.
6583 * tree-cfg.c (verify_expr): Verify it.
6584 * fold-const.c (fold_truthop): Remove code generating
6585 BIT_FIELD_REFs of structure bases.
6586 (fold_binary): Likewise.
6587 (fold_ternary): Position and size of BIT_FIELD_REFs are
6588 always host integers.
6589 (make_bit_field_ref): Remove.
6590 (optimize_bit_field_compare): Remove.
6591 (all_ones_mask_p): Remove.
6593 2008-03-05 Gabor Loki <loki@gcc.gnu.org>
6596 * rtl-factoring.c (clear_regs_live_in_seq): Fix backward steps.
6597 (split_block_and_df_analyze): New. Split basic block and rebuild
6599 (block_label_after): Use SPLIT_BLOCK_AND_DF_ANALYZE instead of
6601 (split_pattern_seq): Likewise.
6602 (erase_matching_seqs): Likewise.
6603 (split_pattern_seq): Skip return insn in case of REG_NORETURN note.
6605 2008-03-04 Geoff Keating <geoffk@apple.com>
6607 * fold-const.c (tree_single_nonnegative_warnv_p): Fix mixed
6608 declaration and code.
6609 (tree_invalid_nonnegative_warnv_p): Likewise.
6611 2008-03-05 Serge Belyshev <belyshev@depni.sinp.msu.ru>
6613 * doc/install.texi (Testing): Correct quoting for the RUNTESTFLAGS
6614 examples. Truncate option-names then causing overfull hbox.
6616 2008-03-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6619 * configure.ac (CONFIG_SJLJ_EXCEPTIONS): Force SJLJ exceptions
6621 * configure: Rebuilt.
6623 2008-03-04 Rafael Espindola <espindola@google.com>
6625 * fold-const.c (tree_simple_nonnegative_warnv_p): New.
6626 (tree_unary_nonnegative_warnv_p): New.
6627 (tree_binary_nonnegative_warnv_p): New.
6628 (tree_single_nonnegative_warnv_p): New.
6629 (tree_invalid_nonnegative_warnv_p): New.
6630 (tree_expr_nonnegative_warnv_p): Redefine in term of the new functions.
6632 2008-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6635 * opts.c (handle_option): Postpone 'unknown option' errors only for
6638 2008-03-04 H.J. Lu <hongjiu.lu@intel.com>
6641 * config/i386/smmintrin.h (SIDD_XXX): Renamed to ...
6644 2008-03-04 Rafael Espindola <espindola@google.com>
6646 * fold-const.c (tree_unary_nonzero_warnv_p): New.
6647 (tree_binary_nonzero_warnv_p): New.
6648 (tree_single_nonzero_warnv_p): New.
6649 (tree_expr_nonzero_warnv_p): Redefine using the new functions.
6651 2008-03-04 Uros Bizjak <ubizjak@gmail.com>
6654 * fold-const.c (fold_cond_expr_with_comparison): Prevent
6655 transformations for modes that have signed zeros.
6656 * ifcvt.c (noce_try_abs): Ditto.
6658 2008-03-04 Joseph Myers <joseph@codesourcery.com>
6660 * config/i386/i386.c (override_options): Force
6661 -maccumulate-outgoing-args on if TARGET_STACK_PROBE.
6663 2008-03-04 Jan Hubicka <jh@suse.cz>
6666 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Fix typo
6669 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
6671 * config/i386/i386.md (allocate_stack_worker_32): Use __chkstk
6672 label to probe the stack.
6674 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
6676 * gthr-win32.h [__GTHREAD_HIDE_WIN32API]
6677 (__gthr_win32_mutex_destroy): Declare.
6678 [__GTHREAD_HIDE_WIN32API] (__gthread_mutex_destroy): Use
6679 __gthr_win32_mutex_destroy.
6680 * config/i386/gthr-win32.c (__gthr_win32_mutex_destroy): Define.
6682 2008-03-03 Jan Hubicka <jh@suse.cz>
6685 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Be more
6686 aggressive on inlining cold calls.
6688 2008-03-03 Richard Guenther <rguenther@suse.de>
6690 * tree-ssa-sccvn.c (visit_reference_op_store): Do not insert
6691 struct copies into the expression table.
6692 (simplify_unary_expression): Handle VIEW_CONVERT_EXPR.
6693 (try_to_simplify): Likewise.
6694 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPR of
6695 integral and pointer arguments which do not change the
6696 precision to NOP_EXPRs.
6697 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Adjust
6698 VIEW_CONVERT_EXPR case.
6700 2008-03-02 Sebastian Pop <sebastian.pop@amd.com>
6702 * tree-scalar-evolution.c (instantiate_parameters_1): An SSA_NAME
6703 defined in a loop at depth 0 is invariant.
6704 * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
6705 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Should never
6706 be called at loop depth 0.
6708 2008-03-02 Jakub Jelinek <jakub@redhat.com>
6711 * gcc.c (process_command): Update copyright notice dates.
6712 * gcov.c (print_version): Likewise.
6713 * gcov-dump.c (print_version): Likewise.
6714 * mips-tfile.c (main): Likewise.
6715 * mips-tdump.c (main): Likewise.
6717 2008-03-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6720 * c-common.c (flag_permissive): Delete.
6721 (constant_expression_warnings): Check flags first.
6722 (constant_expression_error): New.
6723 * c-common.h (flag_permissive): Delete.
6724 (constant_expression_error): Declare.
6725 * flags.h (flag_permissive): Declare. Update description.
6726 * diagnostic.c (pedwarn): Update.
6728 * diagnostic.h: (pedantic_error_kind): Rename as pedantic_warning_kind.
6729 (permissive_error_kind): New.
6730 * toplev.c (flag_permissive): Define. Update description.
6731 * toplev.h (permissive_error_kind): Declare.
6732 * c-errors.c (pedwarn_c99): Use pedantic_warning_kind.
6733 (pedwarn_c90): Use pedantic_warning_kind.
6734 * c-opts.c (c_common_post_options): flag_permissive does not affect
6735 flag_pedantic_errors.
6737 2008-03-02 Joseph Myers <joseph@codesourcery.com>
6739 * libgcc2.c (__addvSI3, __addvsi3, __addvDI3, __subvSI3,
6740 __subvsi3, __subvDI3, __negvSI2, __negvsi2, __negvDI2, __absvSI2,
6741 __absvsi2, __absvDI2): Use unsigned arithmetic.
6743 2008-03-02 Andi Kleen <ak@suse.de>
6744 Richard Guenther <rguenther@suse.de>
6746 * struct-equiv.c: Remove file.
6747 * cfg_cleanup.c (condjump_equiv_p): Remove.
6748 * Makefile.in (OBJS-common): Remove struct-equiv.o.
6749 (struct-equiv.o): Remove rule.
6750 * basic-block.h (struct_equiv_checkpoint, STRUCT_EQUIV_*,
6751 insns_match_p, struct_equiv_block_eq, struct_equiv_init,
6752 rtx_equiv_p, condjump_equiv_p): Remove prototypes.
6754 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
6756 * ifcvt.c (noce_process_if_block): Try to handle only the then
6757 block if the else block exists but isn't suitable.
6759 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
6762 * gthr-posix.h (__gthread_mutex_destroy): Remove extra declarations.
6763 * gthr-posix95.h (__gthread_mutex_destroy): Likewise. Note this fixes
6764 regression from previous patch.
6766 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
6769 * gthr.h: Add __gthread_mutex_destroy as a function that must be
6771 * gthr-vxworks.h (__gthread_mutex_destroy): Null implementation.
6772 * gthr-single.h (__gthread_mutex_destroy): Likewise.
6773 * gthr-rtems.h (__gthread_mutex_destroy): Likewise.
6774 * gthr-mipssde.h (__gthread_mutex_destroy): Likewise.
6775 * gthr-nks.h (__gthread_mutex_destroy): Likewise.
6776 * gthr-solaris.h (__gthread_mutex_destroy): Call mutex_destroy.
6777 * gthr-win32.h (__GTHREAD_MUTEX_DESTROY_FUNCTION): Remove.
6778 (__gthread_mutex_destroy_function): Rename to
6779 __gthread_mutex_destroy.
6780 * gthr-dce.h (__gthread_mutex_destroy): Call
6781 pthread_mutex_destroy.
6782 * gthr-tpf.h (__gthread_mutex_destroy): Likewise.
6783 * gthr-posix.h (__gthread_mutex_destroy): Likewise.
6784 * gthr-posix95.h (__gthread_mutex_destroy): Likewise.
6786 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
6788 * df-scan.c (df_ref_chain_change_bb): Simplify.
6789 (df_insn_change_bb): Add new_bb argument. Simplify. Call
6790 set_block_for_insn if there's any change.
6791 * df.h ((df_insn_change_bb): Fix prototype.
6792 * cfgrtl.c (update_bb_for_insn_chain): Pass bb to
6793 df_insn_change_bb, don't call set_block_for_insn.
6794 * emit-rtl.c (reorder_insns): Likewise.
6795 * haifa-sched.c (move_insn): Likewise.
6797 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
6799 * rtlanal.c (loc_mentioned_in_p): Test XVECEXPs correctly.
6801 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
6803 * tree-flow-inline.h (next_readonly_imm_use): Return
6804 NULL_USE_OPERAND_P after the end.
6806 2008-03-01 Richard Guenther <rguenther@suse.de>
6808 PR tree-optimization/35411
6809 * tree-sra.c (sra_build_assignment): Split conversion to
6810 final type to a separate statement if we are not assigning
6813 2008-02-29 Francois-Xavier Coudert <coudert@clipper.ens.fr>
6815 * fold-const.c (fold_convertible_p): Correct the logic to follow
6816 that in fold_convert().
6818 2008-02-29 Douglas Gregor <doug.gregor@gmail.com>
6821 * tree-inline.c (build_duplicate_type): When we make a
6822 duplicate type, make it unique in the canonical types system.
6824 2008-02-29 Tom Tromey <tromey@redhat.com>
6826 * toplev.c (input_file_stack, input_file_stack_tick, fs_p,
6827 input_file_stack_history, input_file_stack_restored): Remove.
6828 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
6829 * input.h (struct file_stack): Remove.
6830 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
6831 (input_file_stack, input_file_stack_tick, INPUT_FILE_STACK_BITS):
6833 * diagnostic.h (struct diagnostic_context) <last_module>: Change
6835 (diagnostic_last_module_changed): Add 'map' argument.
6836 (diagnostic_set_last_function): Likewise.
6837 * diagnostic.c (undiagnostic_report_current_module): Iterate using
6838 line map, not input_file_stack.
6839 * c-lex.c (fe_file_change): Don't use push_srcloc or pop_srcloc.
6841 2008-02-29 Paul Brook <paul@codesourcery.com>
6843 * config/arm/arm.md (arm_addsi3): Add r/k/n alternative.
6845 2008-02-29 Paul Brook <paul@codesourcery.com>
6847 * config/arm/ieee754-df.S (muldf3): Use RET macros.
6849 2008-02-29 Richard Guenther <rguenther@suse.de>
6851 * tree-ssa-pre.c (get_sccvn_value): Create missing VNs via
6853 * tree-ssa-sccnv.c (visit_reference_op_store): Use the rhs
6854 value for comparing for a store match.
6855 (simplify_unary_expression): Do nothing for SSA_NAMEs.
6856 (try_to_simplify): Do not do a full-blown reference lookup.
6858 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
6860 * config/sh/sh.c (sh_scalar_mode_supported_p): New function.
6861 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
6863 * config/sh/sh.h (OVERRIDE_OPTIONS): Don't warn for profiling.
6865 2008-02-29 Sebastian Pop <sebastian.pop@amd.com>
6867 * tree-loop-linear.c (try_interchange_loops): Compare memory access
6868 strides against cache sizes.
6870 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
6872 * config/sh/sh.c (sh_secondary_reload): Handle loading a float
6875 2008-02-28 Richard Sandiford <rsandifo@nildram.co.uk>
6877 * simplify-rtx.c (simplify_unary_operation_1): Extend the handling
6878 of SUBREG_PROMOTED_VAR_P to cope with cases where the extended value
6879 is smaller than the original promoted value.
6880 (simplify_subreg): If OP is a SUBREG, try to preserve its
6881 SUBREG_PROMOTED_VAR_P information.
6883 2008-02-28 Steven Bosscher <stevenb.gcc@gmail.com>
6885 * tree-ssa-sccvn (vn_ssa_aux_obstack): New obstack.
6886 (VN_INFO_GET): Allocate new objects on the obstack.
6887 (init_scc_vn): Initialize the obstack. Use XDELETE instead of free
6888 for rpo_numbers_temp, for consistency.
6889 (free_scc_vn): Free the obstack.
6891 2008-02-28 Sebastian Pop <sebastian.pop@amd.com>
6893 * doc/invoke.texi: Document -ftree-loop-distribution.
6894 * tree-loop-distribution.c: New.
6895 * tree-pass.h (pass_loop_distribution): New.
6896 * graphds.h (struct graph): Add htab_t indices.
6897 * timevar.def (TV_TREE_LOOP_DISTRIBUTION): New.
6898 * tree-vectorizer.c (rename_variables_in_loop): Extern.
6899 (slpeel_tree_duplicate_loop_to_edge_cfg): Init PENDING_STMT to NULL.
6900 * tree-vectorizer.h (tree_duplicate_loop_on_edge): Declared.
6901 * tree-data-ref.c (debug_data_dependence_relations): New.
6902 (dump_data_dependence_relation): Also print data references.
6903 (free_data_ref): Extern.
6904 (same_access_functions): Moved...
6905 (find_vertex_for_stmt): Renamed rdg_vertex_for_stmt.
6906 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
6907 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg_1, dot_rdg,
6908 struct rdg_vertex_info, rdg_vertex_for_stmt): New.
6909 (create_rdg_edge_for_ddr, create_rdg_vertices): Cleaned up.
6910 (stmts_from_loop): Skip LABEL_EXPR.
6911 (hash_stmt_vertex_info, eq_stmt_vertex_info, hash_stmt_vertex_del):
6913 (build_rdg): Initialize rdg->indices htab.
6914 (free_rdg, stores_from_loop, ref_base_address,
6915 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses,
6916 have_similar_memory_accesses_1, ref_base_address_1,
6917 remove_similar_memory_refs): New.
6918 * tree-data-ref.h: Depend on tree-chrec.h.
6919 (debug_data_dependence_relations, free_data_ref): Declared.
6920 (same_access_functions): ... here.
6921 (ddr_is_anti_dependent, ddrs_have_anti_deps, ddr_dependence_level):
6923 (struct rdg_vertex): Add has_mem_write and has_mem_reads.
6924 (RDGV_HAS_MEM_WRITE, RDGV_HAS_MEM_READS, RDG_STMT,
6925 RDG_MEM_WRITE_STMT, RDG_MEM_READS_STMT): New.
6926 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
6927 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg,
6928 rdg_vertex_for_stmt): Declared.
6929 (struct rdg_edge): Add level.
6931 (free_rdg, stores_from_loop, remove_similar_memory_refs,
6932 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses):
6934 (rdg_has_similar_memory_accesses): New.
6935 * tree-vect-analyze.c: Remove unused static decls.
6936 * lambda.h (dependence_level): New.
6937 * common.opt (ftree-loop-distribution): New.
6938 * tree-flow.h (mark_virtual_ops_in_bb,
6939 slpeel_tree_duplicate_loop_to_edge_cfg,
6940 rename_variables_in_loop): Declared.
6941 * Makefile.in (TREE_DATA_REF_H): Depend on tree-chrec.h.
6942 (OBJS-common): Add tree-loop-distribution.o.
6943 (tree-loop-distribution.o): New rule.
6944 * tree-cfg.c (mark_virtual_ops_in_bb): New.
6945 (mark_virtual_ops_in_region): Use mark_virtual_ops_in_bb.
6946 * passes.c (init_optimization_passes): Schedule pass_loop_distribution.
6948 2008-02-28 Joseph Myers <joseph@codesourcery.com>
6951 * tree.c (handle_dll_attribute): Disallow TYPE_DECLs for types
6952 other than structures and unions.
6954 2008-02-28 Richard Guenther <rguenther@suse.de>
6957 2008-02-26 Richard Guenther <rguenther@suse.de>
6959 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
6960 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
6961 (lookup_decl_from_uid): Declare.
6962 (remove_decl_from_map): Likewise.
6963 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
6964 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
6965 (decl_for_uid_map): New global hashtable mapping DECL_UID
6967 (init_ttree): Allocate it.
6968 (insert_decl_to_uid_decl_map): New helper function.
6969 (make_node_stat): Insert new decls into the map.
6970 (copy_node_stat): Likewise.
6971 (lookup_decl_from_uid): New function.
6972 (remove_decl_from_map): Likewise.
6973 (print_decl_for_uid_map_statistics): New helper.
6974 (dump_tree_statistics): Call it.
6976 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
6977 (referenced_var_iterator): Adjust.
6978 (FOR_EACH_REFERENCED_VAR): Adjust.
6979 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
6980 (num_referenced_vars): Adjust.
6981 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
6982 (first_referenced_var): Remove.
6983 (end_referenced_vars_p): Likewise.
6984 (next_referenced_var): Likewise.
6985 (referenced_var_iterator_set): New helper function.
6986 * tree-dfa.c (referenced_var_lookup): Adjust.
6987 (referenced_var_check_and_insert): Likewise.
6988 (remove_referenced_var): Likewise.
6989 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
6990 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
6991 (verify_call_clobbering): Likewise.
6992 (verify_memory_partitions): Likewise.
6993 (init_tree_ssa): Allocate bitmap instead of hashtable for
6995 (delete_tree_ssa): Adjust.
6996 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
6997 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
6998 (compute_tag_properties): Likewise.
6999 (set_initial_properties): Likewise.
7000 (find_partition_for): Likewise.
7001 (update_reference_counts): Likewise.
7002 (dump_may_aliases_for): Likewise.
7003 * tree-ssa-operands.c (add_virtual_operand): Likewise.
7004 (add_call_clobber_ops): Likewise.
7005 (add_call_read_ops): Likewise.
7006 (get_asm_expr_operands): Likewise.
7007 * tree-into-ssa.c (dump_decl_set): Likewise.
7008 (update_ssa): Likewise.
7009 * tree-sra.c (scan_function): Likewise.
7010 (decide_instantiations): Likewise.
7011 (scalarize_parms): Likewise.
7012 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
7013 (dsa_named_for): Likewise.
7014 * tree-ssa-structalias.c (update_alias_info): Likewise.
7015 (merge_smts_into): Likewise.
7017 2008-02-27 David Daney <ddaney@avtrex.com>
7020 * config/mips/iris.h (MIPS_DEBUGGING_INFO): Define.
7021 * config/mips/openbsd.h (MIPS_DEBUGGING_INFO): Same.
7022 * config/mips/sde.h (MIPS_DEBUGGING_INFO): Remove undef.
7023 * config/mips/vxworks.h (MIPS_DEBUGGING_INFO): Same.
7024 * config/mips/mips.h (MIPS_DEBUGGING_INFO): Remove define.
7026 2008-02-27 Uros Bizjak <ubizjak@gmail.com>
7029 * config/darwin-ppc-ldouble-patch.def (BUILT_IN_NANL): Add.
7030 (BUILT_IN_NEXTTOWARD): Remove.
7031 (BUILT_IN_NEXTTOWARDF): Ditto.
7032 * config/darwin.c (darwin_patch_builtin): Use ACONCAT instead of
7033 alloca/strcpy/strcat. Remove commented-out code. Fix whitespace.
7035 2008-02-27 Tom Tromey <tromey@redhat.com>
7037 * tree-dump.c (dequeue_and_dump) <FUNCTION_DECL>: Check
7038 DECL_SAVED_TREE, not DECL_LANG_SPECIFIC, when dumping body.
7040 2008-02-27 Jan Beulich <jbeulich@novell.com>
7042 * c-decl.c (merge_decls): Use DECL_USER_ALIGN() on olddecl to
7043 update the respective field on newdecl.
7045 2008-02-27 Revital Eres <eres@il.ibm.com>
7047 PR rtl-optimization/34999
7048 * bb-reorder.c (add_labels_and_missing_jumps): Do not handle
7049 crossing edges that ends with a call insn.
7050 (fix_up_fall_thru_edges): Handle crossing edges that ends with a
7051 call insn and clear the EDGE_CROSSING flag of the crossing edge
7052 when fixing fallthru edges.
7054 2008-02-27 Richard Guenther <rguenther@suse.de>
7057 * fold-const.c (fold_unary): Return the correct argument,
7058 converted to the result type.
7060 2008-02-27 Richard Guenther <rguenther@suse.de>
7063 * expr.c (expand_expr_real_1): Assert on rotates that operate
7065 * fold-const.c (fold_binary): Use the types precision, not the
7066 bitsize of the mode if folding rotate expressions. Build rotates
7067 only for full modes.
7069 2008-02-27 Jakub Jelinek <jakub@redhat.com>
7071 * c-ppoutput.c (scan_translation_unit): Handle CPP_PRAGMA
7073 * c-pragma.c (pragma_ns_name): New typedef.
7074 (registered_pp_pragmas): New variable.
7075 (c_pp_lookup_pragma): New function.
7076 (c_register_pragma_1): If flag_preprocess_only, do nothing
7077 for non-expanded pragmas, for expanded ones push pragma's
7078 namespace and name into registered_pp_pragmas vector.
7079 (c_invoke_pragma_handler): Register OpenMP pragmas even when
7080 flag_preprocess_only, don't register GCC pch_preprocess
7081 pragma if flag_preprocess_only.
7082 * c-opts.c (c_common_init): Call init_pragma even if
7083 flag_preprocess_only.
7084 * c-pragma.c (c_pp_lookup_pragma): New prototype.
7085 * config/darwin.h (DARWIN_REGISTER_TARGET_PRAGMAS): Don't call
7086 cpp_register_pragma if flag_preprocess_only.
7088 2008-02-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7091 * c-parser.c (c_parser_translation_unit): Warn for empty
7092 translation unit, not empty source file.
7094 2008-02-26 Paul Brook <paul@codesourcery.com>
7096 * config/arm/arm.c (thumb_set_frame_pointer): Ensure SP is first
7097 operand for Thumb-2.
7098 * config/arm/arm.h (reg_class): Add CORE_REGS.
7099 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Ditto.
7100 (BASE_REG_CLASS): Use CORE_REGS.
7101 (PREFERRED_RELOAD_CLASS): Add STACK_REG.
7102 (REGNO_MODE_OK_FOR_REG_BASE_P): Use REGNO_MODE_OK_FOR_BASE_P.
7103 (REGNO_OK_FOR_INDEX_P): Exclude SP.
7104 (ARM_REG_OK_FOR_INDEX_P): Always define. Use
7105 ARM_REGNO_OK_FOR_INDEX_P.
7106 (ARM_PRINT_OPERAND_ADDRESS): Swap operands for [reg, sp].
7107 * config/arm/arm.md (arm_addsi3, thumb1_addsi3, arm_subsi3_insn,
7108 arm_movsi_insn, thumb1_movsi_insni, stack_tie): Add "k" alternatives.
7109 (ldm/stm peepholes): Ditto.
7110 * config/arm/thumb2.md (thumb2_movdi): Add "k" alternatives.
7111 * config/arm/vfp.md (arm_movsi_vfp, thumb2_movsi_vfp): Ditto.
7112 * config/arm/iwmmxt.md (iwmmxt_movsi_insn): Ditto.
7113 * config/arm/constraints.md: Enable "k" constraint on ARM.
7115 2008-02-27 Ben Elliston <bje@au.ibm.com>
7117 * config/rs6000/rs6000.c: Annotate cache line size field in all
7118 instances of struct processor_costs.
7120 2008-02-26 David Edelsohn <edelsohn@gnu.org>
7122 * dbgcnt.def (cfg_cleanup, cprop1, cprop2, dce_fast, dce_ud, dse1,
7123 dse2, gcse, if_conversion, if_after_combine, if_after_reload,
7124 jump_bypass): New counters.
7125 * cfgcleanup.c (cleanup_cfg): Add dbg_cnt.
7126 * dce.c (gate_ud_dce): Same.
7127 (gate_fast_dce): Same.
7128 * dse.c (gate_dse1): New function.
7129 (gate_dse2): New function.
7130 (gate_dse): Merge results of new gate functions.
7131 * gcse.c (gcse_main): Bracket cprop1 and cprop2 with dbg_cnt.
7132 (gate_handle_jump_bypass): Add dbg_cnt.
7133 (gate_handle_gcse): Add dbg_cnt.
7134 * ifcvt.c (gate_handle_if_conversion): Same.
7135 (gate_handle_if_after_combine): Same.
7136 (gate_handle_if_after_reload): Same.
7137 * Makefile.in: Add DBGCNT_H to cfgcleanup.o and ifcvt.o.
7139 2008-02-26 Edmar Wienskoski <edmar@freescale.com>
7141 * config/rs6000/rs6000.c (processor_costs): Update e300 cache
7143 * doc/invoke.texi: Add e300c2 and e300c3 to list of cpus.
7145 2008-02-26 Jason Merrill <jason@redhat.com>
7148 * attribs.c (decl_attributes): Leave ATTR_FLAG_TYPE_IN_PLACE
7149 alone if it's the naming decl for the type's main variant.
7151 2008-02-26 Tom Tromey <tromey@redhat.com>
7153 * system.h (USE_MAPPED_LOCATION): Poison.
7154 * Makefile.in (GTFILES): Put CPP_ID_DATA_H first.
7155 * tree-cfg.c (make_cond_expr_edges): Remove old location code.
7156 (make_goto_expr_edges): Likewise.
7157 (remove_bb): Likewise.
7158 (execute_warn_function_return): Likewise.
7159 * basic-block.h (struct edge_def) <goto_locus>: Change type to
7161 * c-common.c (fname_decl): Remove old location code.
7162 * tree-vect-transform.c (vect_finish_stmt_generation): Remove old
7164 * rtl.h (ASM_OPERANDS_SOURCE_LOCATION): Remove old-location
7166 (ASM_INPUT_SOURCE_LOCATION): Likewise.
7167 (gen_rtx_ASM_INPUT): Likewise.
7168 (gen_rtx_ASM_INPUT_loc): Likewise.
7169 (get_rtx_asm_OPERANDS): Remove.
7170 * cfglayout.c (insn_locators_alloc): Remove old location code.
7171 (set_curr_insn_source_location): Likewise.
7172 (curr_insn_locator): Likewise.
7173 * print-tree.c (print_node): Remove old location code.
7174 * tree-mudflap.c (mf_varname_tree): Remove old location code.
7175 (mf_file_function_line_tree): Remove test of USE_MAPPED_LOCATION.
7176 * cfgexpand.c (expand_gimple_cond_expr): Don't use
7177 location_from_locus.
7178 (construct_exit_block): Remove old location code.
7179 * emit-rtl.c (force_next_line_note): Remove old location code.
7180 * profile.c (branch_prob): Remove old location code.
7181 * tree-vectorizer.h (LOC, UNKNOWN_LOC, EXPR_LOC, LOC_FILE,
7182 LOC_LINE): Remove old-location variants.
7183 * langhooks.c (lhd_print_error_function): Remove old location
7185 * configure, config.in: Rebuilt.
7186 * configure.ac (--enable-mapped-location): Remove.
7187 * c-decl.c (c_init_decl_processing): Remove old location code.
7188 (finish_function): Likewise.
7189 * recog.c (decode_asm_operands): Remove old location code.
7190 * c-pch.c (c_common_read_pch): Remove old location code.
7191 * rtl.def (ASM_INPUT, ASM_OPERANDS): Remove old location
7193 * gimple-low.c (lower_function_body): Remove old location code.
7194 * toplev.c (unknown_location): Remove.
7195 (push_srcloc): Remove old-location variant.
7196 (process_options): Remove old location code.
7197 (lang_dependent_init): Likewise.
7198 * input.h (UNKNOWN_LOCATION): Move definition.
7199 (location_t): Undeprecate.
7200 (source_locus): Remove.
7201 (location_from_locus): Remove.
7202 (struct location_s): Remove.
7203 Remove all old-location code.
7204 (input_line, input_filename): Remove.
7205 * final.c (final_scan_insn): Remove old location code.
7206 * diagnostic.c (diagnostic_build_prefix): Remove
7207 USE_MAPPED_LOCATION test.
7208 * tree.h (gimple_stmt) <locus>: Now a location_t.
7209 (tree_exp) <locus>: Likewise.
7210 (DECL_IS_BUILTIN): Remove old-location variant.
7211 (annotate_with_file_line, annotate_with_locus): Likewise.
7212 (expr_locus, set_expr_locus): Update.
7213 * tree.c (build1_stat): Remove old location code.
7214 (last_annotated_node): Remove.
7215 (annotate_with_file_line): Remove old-location variant.
7216 (annotate_with_locus): Likewise.
7217 (expr_location): Remove old location code.
7218 (set_expr_location): Likewise.
7219 (expr_has_location): Likewise.
7220 (expr_locus): Likewise.
7221 (set_expr_locus): Likewise.
7222 (expr_filename): Don't use location_from_locus.
7223 (expr_lineno): Likewise.
7224 * rtl-error.c (location_for_asm): Remove old location code.
7225 * c-lex.c (cb_line_change): Remove old location code.
7226 (fe_file_change): Likewise.
7227 (cb_def_pragma): Likewise.
7228 (c_lex_with_flags): Likewise.
7229 * gengtype.c (do_typedef): Don't special-case location types.
7230 (define_location_structures): Remove.
7231 (main): Don't call define_location_structures.
7232 * tree-pretty-print.c (dump_implicit_edges): Remove old location
7235 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7238 * builtins.def (BUILT_IN_STDARG_START): Remove.
7239 * builtins.c (expand_builtin): Remove BUILT_IN_STDARG_START.
7240 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
7241 * tree-inline.c (inline_forbidden_p_1): Likewise.
7243 2008-02-26 Richard Guenther <rguenther@suse.de>
7245 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
7246 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
7247 (lookup_decl_from_uid): Declare.
7248 (remove_decl_from_map): Likewise.
7249 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
7250 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
7251 (decl_for_uid_map): New global hashtable mapping DECL_UID
7253 (init_ttree): Allocate it.
7254 (insert_decl_to_uid_decl_map): New helper function.
7255 (make_node_stat): Insert new decls into the map.
7256 (copy_node_stat): Likewise.
7257 (lookup_decl_from_uid): New function.
7258 (remove_decl_from_map): Likewise.
7259 (print_decl_for_uid_map_statistics): New helper.
7260 (dump_tree_statistics): Call it.
7262 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
7263 (referenced_var_iterator): Adjust.
7264 (FOR_EACH_REFERENCED_VAR): Adjust.
7265 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
7266 (num_referenced_vars): Adjust.
7267 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
7268 (first_referenced_var): Remove.
7269 (end_referenced_vars_p): Likewise.
7270 (next_referenced_var): Likewise.
7271 (referenced_var_iterator_set): New helper function.
7272 * tree-dfa.c (referenced_var_lookup): Adjust.
7273 (referenced_var_check_and_insert): Likewise.
7274 (remove_referenced_var): Likewise.
7275 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
7276 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
7277 (verify_call_clobbering): Likewise.
7278 (verify_memory_partitions): Likewise.
7279 (init_tree_ssa): Allocate bitmap instead of hashtable for
7281 (delete_tree_ssa): Adjust.
7282 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
7283 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
7284 (compute_tag_properties): Likewise.
7285 (set_initial_properties): Likewise.
7286 (find_partition_for): Likewise.
7287 (update_reference_counts): Likewise.
7288 (dump_may_aliases_for): Likewise.
7289 * tree-ssa-operands.c (add_virtual_operand): Likewise.
7290 (add_call_clobber_ops): Likewise.
7291 (add_call_read_ops): Likewise.
7292 (get_asm_expr_operands): Likewise.
7293 * tree-into-ssa.c (dump_decl_set): Likewise.
7294 (update_ssa): Likewise.
7295 * tree-sra.c (scan_function): Likewise.
7296 (decide_instantiations): Likewise.
7297 (scalarize_parms): Likewise.
7298 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
7299 (dsa_named_for): Likewise.
7300 * tree-ssa-structalias.c (update_alias_info): Likewise.
7301 (merge_smts_into): Likewise.
7303 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7306 * doc/invoke.texi (-Wall): Add -Wvolatile-register-var.
7307 * c-opts.c (c_common_handle_option): Wall enables
7308 Wvolatile-register-var.
7309 * common.opt: Move Wvolatile-register-var to...
7312 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7314 * common.opt (Wlarger-than=): New.
7315 * doc/invoke.texi (Warning Options): Replace -Wlarger-than- with
7317 * opts.c (common_handle_option): Handle -Wlarger-than=.
7318 * optc-gen.awk: Likewise.
7319 * opth-gen.awk: Likewise.
7320 * stor-layout.c (layout_decl): Use -Wlarger-than= for warning.
7321 * tree-optimize.c (tree_rest_of_compilation): Likewise.
7323 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7325 * c-common.c (match_case_to_enum_1): Add appropriate
7326 OPT_W* parameter to warning.
7327 (c_do_switch_warnings): Likewise.
7328 * c-typeck.c (warning_init): Add one more parameter following
7330 (push_init_level): Update call to warning_init.
7331 (pop_init_level): Likewise.
7332 (add_pending_init): Likewise.
7333 (output_init_element: Likewise.
7335 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7338 * toplev.c (toplev_main): If there are warnings or error, print
7339 errors for ignored options.
7340 * opts.c (ignored_options): New static variable.
7341 (postpone_unknown_option_error): New.
7342 (print_ignored_options): New.
7343 (handle_option): Postpone errors for unknown -Wno-* options.
7344 * opts.h (print_ignored_options): Declare.
7346 2008-02-25 Richard Sandiford <rsandifo@nildram.co.uk>
7348 * config/mips/mips.md (loadgp_blockage, blockage): Change type
7351 2008-02-25 Richard Guenther <rguenther@suse.de>
7354 2008-02-25 Richard Guenther <rguenther@suse.de>
7356 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
7357 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
7358 (lookup_decl_from_uid): Declare.
7359 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
7360 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
7361 (decl_for_uid_map): New global hashtable mapping DECL_UID
7363 (init_ttree): Allocate it.
7364 (insert_decl_to_uid_decl_map): New helper function.
7365 (make_node_stat): Insert new decls into the map.
7366 (copy_node_stat): Likewise.
7367 (lookup_decl_from_uid): New function.
7368 (print_decl_for_uid_map_statistics): New helper.
7369 (dump_tree_statistics): Call it.
7371 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
7372 (referenced_var_iterator): Adjust.
7373 (FOR_EACH_REFERENCED_VAR): Adjust.
7374 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
7375 (num_referenced_vars): Adjust.
7376 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
7377 (first_referenced_var): Remove.
7378 (end_referenced_vars_p): Likewise.
7379 (next_referenced_var): Likewise.
7380 (referenced_var_iterator_set): New helper function.
7381 * tree-dfa.c (referenced_var_lookup): Adjust.
7382 (referenced_var_check_and_insert): Likewise.
7383 (remove_referenced_var): Likewise.
7384 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
7385 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
7386 (verify_call_clobbering): Likewise.
7387 (verify_memory_partitions): Likewise.
7388 (init_tree_ssa): Allocate bitmap instead of hashtable for
7390 (delete_tree_ssa): Adjust.
7391 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
7392 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
7393 (compute_tag_properties): Likewise.
7394 (set_initial_properties): Likewise.
7395 (find_partition_for): Likewise.
7396 (update_reference_counts): Likewise.
7397 (dump_may_aliases_for): Likewise.
7398 * tree-ssa-operands.c (add_virtual_operand): Likewise.
7399 (add_call_clobber_ops): Likewise.
7400 (add_call_read_ops): Likewise.
7401 (get_asm_expr_operands): Likewise.
7402 * tree-into-ssa.c (dump_decl_set): Likewise.
7403 (update_ssa): Likewise.
7404 * tree-sra.c (scan_function): Likewise.
7405 (decide_instantiations): Likewise.
7406 (scalarize_parms): Likewise.
7407 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
7408 (dsa_named_for): Likewise.
7409 * tree-ssa-structalias.c (update_alias_info): Likewise.
7410 (merge_smts_into): Likewise.
7412 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
7415 * doc/invoke.texi (-fcx-limited-range): Document new option.
7416 * toplev.c (process_options): Handle -fcx-fortran-rules.
7417 * common.opt: Add documentation for -fcx-fortran-rules.
7419 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
7422 * doc/invoke.texi (-fcx-limited-range): Correct to be in line with
7423 actual behaviour and C99.
7425 2008-02-26 Ben Elliston <bje@au.ibm.com>
7427 * config/rs6000/rs6000.h (ASM_CPU_POWER5_SPEC): Define.
7428 (ASM_CPU_POWER6_SPEC): Likewise.
7429 (ASM_CPU_SPEC): Pass %(asm_cpu_power5) for -mcpu=power5.
7430 Likewise, pass %(asm_cpu_power6) for -mcpu=power6.
7431 (EXTRA_SPECS): Add asm_cpu_power5, asm_cpu_power6 spec strings.
7433 2008-02-25 Richard Guenther <rguenther@suse.de>
7435 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
7436 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
7437 (lookup_decl_from_uid): Declare.
7438 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
7439 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
7440 (decl_for_uid_map): New global hashtable mapping DECL_UID
7442 (init_ttree): Allocate it.
7443 (insert_decl_to_uid_decl_map): New helper function.
7444 (make_node_stat): Insert new decls into the map.
7445 (copy_node_stat): Likewise.
7446 (lookup_decl_from_uid): New function.
7447 (print_decl_for_uid_map_statistics): New helper.
7448 (dump_tree_statistics): Call it.
7450 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
7451 (referenced_var_iterator): Adjust.
7452 (FOR_EACH_REFERENCED_VAR): Adjust.
7453 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
7454 (num_referenced_vars): Adjust.
7455 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
7456 (first_referenced_var): Remove.
7457 (end_referenced_vars_p): Likewise.
7458 (next_referenced_var): Likewise.
7459 (referenced_var_iterator_set): New helper function.
7460 * tree-dfa.c (referenced_var_lookup): Adjust.
7461 (referenced_var_check_and_insert): Likewise.
7462 (remove_referenced_var): Likewise.
7463 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
7464 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
7465 (verify_call_clobbering): Likewise.
7466 (verify_memory_partitions): Likewise.
7467 (init_tree_ssa): Allocate bitmap instead of hashtable for
7469 (delete_tree_ssa): Adjust.
7470 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
7471 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
7472 (compute_tag_properties): Likewise.
7473 (set_initial_properties): Likewise.
7474 (find_partition_for): Likewise.
7475 (update_reference_counts): Likewise.
7476 (dump_may_aliases_for): Likewise.
7477 * tree-ssa-operands.c (add_virtual_operand): Likewise.
7478 (add_call_clobber_ops): Likewise.
7479 (add_call_read_ops): Likewise.
7480 (get_asm_expr_operands): Likewise.
7481 * tree-into-ssa.c (dump_decl_set): Likewise.
7482 (update_ssa): Likewise.
7483 * tree-sra.c (scan_function): Likewise.
7484 (decide_instantiations): Likewise.
7485 (scalarize_parms): Likewise.
7486 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
7487 (dsa_named_for): Likewise.
7488 * tree-ssa-structalias.c (update_alias_info): Likewise.
7489 (merge_smts_into): Likewise.
7491 2008-02-25 Andreas Krebbel <krebbel1@de.ibm.com>
7494 * cse.c (cse_insn): Avoid creation of overlapping MEMs.
7495 * alias.c (nonoverlapping_memrefs_p): Export for use in other modules.
7496 * alias.h (nonoverlapping_memrefs_p): Likewise.
7498 2008-02-25 Jan Beulich <jbeulich@novell.com>
7500 * Makefile.in: Also prefix uses of crt0.o and mcrt0.o with $(T).
7501 * config/i386/netware-libgcc.exp: Add __bswap?i2,
7502 __emultls_get_address, __emultls_register_common,
7503 __floatundi?f, and _Unwind_GetIPInfo.
7504 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration):
7505 Sync with config/i386/winnt.c:gen_stdcall_or_fastcall_suffix().
7506 (gen_regparm_prefix): Likewise.
7507 (i386_nlm_encode_section_info): Sync with
7508 config/i386/winnt.c:i386_pe_encode_section_info().
7509 (i386_nlm_maybe_mangle_decl_assembler_name): New.
7510 i386_nlm_mangle_decl_assembler_name): New.
7511 (netware_override_options): New.
7512 * config/i386/netware.h (netware_override_options): Declare.
7513 (OVERRIDE_OPTIONS): Re-define to netware_override_options.
7514 (i386_nlm_mangle_decl_assembler_name): Declare.
7515 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Define.
7517 2008-02-25 Ben Elliston <bje@au.ibm.com>
7520 * c-decl.c (grokdeclarator): Remove unused local variables
7521 `typedef_type' and `type_as_written'.
7523 (find_rarely_executed_basic_blocks_and_crossing_edges): Remove
7524 unused local variable `has_hot_blocks'.
7525 (fix_crossing_conditional_branches): Remove unused local variable
7528 2008-02-25 Uros Bizjak <ubizjak@gmail.com>
7531 * builtins.def (BUILT_IN_NAN): Define as c99 builtin
7532 using DEF_C99_BUILTIN.
7533 (BUILT_IN_NANF): Ditto.
7534 (BUILT_IN_NANL): Ditto.
7536 2008-02-25 Ayal Zaks <zaks@il.ibm.com>
7537 Revital Eres <eres@il.ibm.com>
7539 * modulo-sched.c (calculate_must_precede_follow): Address TODO
7540 regarding the order of two dependent insns in the same row.
7542 2008-02-25 Eric Botcazou <ebotcazou@adacore.com>
7544 * stor-layout.c (layout_decl): Do not bump the alignment of a
7545 bit-field to more than byte alignment if it is packed.
7547 2008-02-24 David Edelsohn <edelsohn@gnu.org>
7549 * config/rs6000/rs6000.c (processor_costs): Add cache costs for
7552 2008-02-24 Diego Novillo <dnovillo@google.com>
7554 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg01094.html
7557 * tree-vrp.c (vrp_evaluate_conditional): With
7558 -Wtype-limits, emit a warning when comparing against a
7559 constant outside the natural range of OP0's type.
7560 * c.opt (Wtype-limits): Move ...
7561 * common.opt (Wtype-limits): ... here.
7563 2008-02-24 Edmar Wienskoski <edmar@freescale.com>
7565 * config.gcc (powerpc*-*-*): Add new cores e300c2 and e300c3.
7566 * config/rs6000/e300c2c3.md: New file.
7567 * config/rs6000/rs6000.c (processor_costs): Add new costs for
7569 (rs6000_override_options): Add e300c2 and e300c3 cases to
7570 processor_target_table. Do not allow usage of Altivec or Spe
7571 with e300 cores. Initialize rs6000_cost for e300c2 and e300c3.
7572 (rs6000_issue_rate): Set issue rate for e300c2 and e300c3.
7573 * config/rs6000/rs6000.h (processor_type): Add
7574 PROCESSOR_PPCE300C2 and PROCESSOR_PPCE300C3.
7575 (ASM_CPU_SPEC): Add e300c2 and e300c3.
7576 * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce300c2
7577 and ppce300c3. Include e300c2c3.md.
7579 2008-02-23 David Edelsohn <edelsohn@gnu.org>
7581 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Use STRICT_ALIGNMENT
7582 instead of TARGET_STRICT_ALIGN.
7584 2008-02-23 Joseph Myers <joseph@codesourcery.com>
7586 * explow.c (memory_address): Assert that the generated address is
7589 2008-02-23 Francois-Xavier Coudert <coudert@clipper.ens.fr>
7592 * config/darwin-protos.h: Add darwin_patch_builtins prototype.
7593 * config/darwin-ppc-ldouble-patch.def: New file.
7594 * config/rs6000/darwin.h (SUBTARGET_INIT_BUILTINS): New macro.
7595 * config/rs6000/rs6000.c (rs6000_init_builtins): Call
7596 SUBTARGET_INIT_BUILTINS if defined.
7597 * config/darwin.c (darwin_patch_builtin, darwin_patch_builtins):
7600 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
7603 * simplify-rtx.c (simplify_binary_operation_1): Add simplification
7604 of (and X (ior (not X) Y) and (and (ior (not X) Y) X).
7606 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
7609 * c-pch.c (c_common_valid_pch): Make the "too short to be a PCH
7610 file" warning condtional on -Winvalid-PCH.
7612 2008-02-23 Daniel Jacobowitz <dan@codesourcery.com>
7614 * expmed.c (extract_bit_field): Always use adjust_address for MEM.
7616 2008-02-23 Uros Bizjak <ubizjak@gmail.com>
7620 * config/i386/mmx.md (*mov<mode>_internal_rex64): Use "!y" to
7621 prevent reload from using MMX registers.
7622 (*mov<mode>_internal): Ditto.
7623 (*movv2sf_internal_rex64): Ditto.
7624 (*movv2sf_internal): Ditto.
7626 2008-02-23 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7628 PR documentation/31569
7629 * doc/install.texi2html: Use makeinfo --no-number-sections.
7631 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
7633 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check to
7634 ensure that we can address an entire entity > 8 bytes. Don't
7635 generate reg+reg addressing for such data.
7637 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
7639 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Don't overalign
7640 strings when optimizing for size, unless the target cares about
7643 2008-02-22 Tom Tromey <tromey@redhat.com>
7645 * regclass.c (current_pass): Remove declaration.
7647 2008-02-22 Anatoly Sokolov <aesok@post.ru>
7649 * config/avr/libgcc.S (__RAMPZ__): Define.
7650 (__do_copy_data): Add for devices with 128KB code memory.
7652 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
7654 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
7656 * config/rs6000/eabispe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Likewise.
7658 2008-02-22 Hans-Peter Nilsson <hp@axis.com>
7660 * config/cris/cris.h (REG_CLASS_FROM_LETTER): Recognize 'b' for
7663 2008-02-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7666 * c-typeck.c (build_binary_op): Warn about floating point
7667 comparisons if FLOAT_TYPE_P, not only for REAL_TYPE.
7669 2008-02-21 Janis Johnson <janis187@us.ibm.com>
7672 * config/rs6000/rs6000.c (rs6000_altivec_abi): Clarify comment.
7673 (rs6000_explicit_options): Split abi into spe_abi and altivec_abi,
7675 (rs6000_override_options): Set altivec_abi as default, not override,
7676 for 64-bit GNU/Linux; for 32-bit GNU/Linux default to altivec_abi for
7677 TARGET_ALTIVEC; default to TARGET_ALTIVEC_VRSAVE when AltiVec ABI
7678 is used; use new member spe_abi.
7679 (rs6000_handle_option): Set rs6000_explicit_options.vrsave; use
7680 spe_abi and altivec_abi.
7682 2008-02-22 Tomas Bily <tbily@suse.cz>
7684 * tree-vectorizer.c (vect_is_simple_reduction): Fix comment typo.
7686 2008-02-21 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7689 * config.build (build_file_translate): Set to `CMD //c' only if
7691 * Makefile.in (build_file_translate): Improve comment.
7693 2008-02-21 Jan Hubicka <jh@suse.cz>
7695 * predict.def (PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL,
7696 PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL, PRED_CALL,
7697 PRED_TREE_EARLY_RETURN, PRED_NULL_RETURN): Update.
7699 2008-02-21 Michael Matz <matz@suse.de>
7702 * config/i386/i386.c (ix86_expand_branch): Add missing breaks.
7704 2008-02-21 Uros Bizjak <ubizjak@gmail.com>
7706 * config/i386/i386.md (mov<mode>cc): Macroize expander from movsfcc,
7707 movdfcc and movxfcc using X87MODEF mode iterator and SSE_FLOAT_MODE_P
7709 * config/i386/sse.md (<sse>_movup<ssemodesuffixf2c>): Macroize insn
7710 from sse_movups adn sse2_movupd using SSEMODEF2P mode iterator and
7711 SSE_VEC_FLOAT_MODE_P as insn constraint.
7712 (<sse>_movmskp<ssemodesuffixf2c>): Ditto from similar patterns.
7713 (sse4a_movnt<mode>): Macroize insn from sse4a_movntsf and
7714 sse4a_movntdf using MODEF mode iterator.
7715 (sse4a_vmmovnt<mode>): Macroize insn form sse4a_vmmovntv2df and
7716 sse4a_vmmovntv4sf using SSEMODEF2P mode iterator.
7717 (sse4_1_blendp<ssemodesuffixf2c>): Ditto from similar patterns.
7718 (sse4_1_blendvp<ssemodesuffixf2c>): Ditto.
7719 (sse4_1_dpp<ssemodesuffixf2c>): Ditto.
7720 (sse4_1_roundp<ssemodesuffixf2c>): Ditto.
7721 (sse4_1_rounds<ssemodesuffixf2c>): Ditto.
7723 2008-02-21 Richard Guenther <rguenther@suse.de>
7725 * tree.def (PAREN_EXPR): New tree code.
7726 * fold-const.c (fold_unary): Remove PAREN_EXPR around constants
7728 * tree-pretty-print.c (dump_generic_node): Handle PAREN_EXPR.
7729 * expr.c (expand_expr_real_1): Likewise.
7730 * tree-inline.c (estimate_num_insns_1): Likewise.
7731 * tree-complex.c (expand_complex_move): Likewise.
7732 * tree-vectorizer.c (vect_is_simple_use): Treat PAREN_EXPR (x)
7735 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
7738 * config/sh/sh.c (find_barrier): Don't go past 'from' argument.
7740 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
7743 * config/sh/sh.md (jump_compact): Disable for crossing jumps.
7745 * config/sh/sh.c (find_barrier): Don't go past
7746 NOTE_INSN_SWITCH_TEXT_SECTIONS note.
7748 2008-02-20 DJ Delorie <dj@redhat.com>
7750 * config/h8300/h8300.md (insv): Force source operand to be a register.
7752 * config/h8300/h8300.c (h8300_expand_epilogue): Emit return insn
7753 as a jump, not as a plain insn.
7755 2008-02-20 Seongbae Park <seongbae.park@gmail.com>
7757 * doc/invoke.texi (Warning Options): Add new option
7758 -Wframe-larger-than=.
7759 (-Wframe-larger-than): Document.
7761 * flags.h (warn_frame_larger_than, frame_larger_than_size):
7762 Add declarations for new option variables.
7764 * final.c (final_start_function): Check the frame size
7765 before emission and issue a Wframe-larger-than warning.
7767 * opts.c (warn_frame_larger_than, frame_larger_than_size):
7768 Add definitions for new option variables.
7769 (common_handle_option): Handle new option OPT_Wframe_larger_than_.
7771 * common.opt (Wframe-larger-than=): New option.
7773 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
7775 * config/i386/sse.md (<sse>_vmmul<mode>3): Fix typo in asm template.
7776 (<sse>_div<mode>3): Ditto.
7777 (<sse>_vmdiv<mode>3): Ditto.
7778 (<sse>_vmsqrt<mode>2): Ditto.
7779 (*smax<mode>3): Ditto.
7780 (sse5_frcz<mode>2): Ditto.
7781 (sse5_vmfrcz<mode>2): Ditto. Use TARGET_SSE5 instead of TARGET_ROUND
7784 2008-02-20 Richard Guenther <rguenther@suse.de>
7787 * builtins.c (validate_arg): If we want an INTEGER_TYPE,
7788 be happy with INTEGRAL_TYPE_P.
7790 2008-02-20 Richard Guenther <rguenther@suse.de>
7792 * fold-const.c (split_tree): Associate floatig-point expressions
7793 if flag_associative_math is set.
7795 2008-02-20 Richard Guenther <rguenther@suse.de>
7797 * tree.h (fold_real_zero_addition_p): Declare.
7798 * fold-const.c (fold_real_zero_addition_p): Export.
7799 * tree-ssa-reassoc.c (eliminate_using_constants): Also handle
7800 floating-point operations with zero and one.
7802 2008-02-20 Paolo Bonzini <bonzini@gnu.org>
7804 * doc/install.texi: Correct references to CFLAGS, replacing them
7805 with BOOT_CFLAGS. Document flags used during bootstrap for
7808 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
7810 * config/i386/i386.h (SSE_VEC_FLOAT_MODE_P): New define.
7811 * config/i386/i386.md (*sse_setcc<mode>): Macroize from *sse_setccsf
7812 and *sse_setccdf using MODEF mode iterator and SSE_FLOAT_MODE_P as
7814 (smin<mode>3): Ditto from similar patterns.
7815 (smax<mode>3): Ditto.
7816 (*ieee_smin<mode>3): Ditto.
7817 (*ieee_smax<mode>3): Ditto.
7818 * config/i386/sse.md (sse): New mode attribute.
7819 (mov<mode>): Macroize expander from movv4sf and movv2df using
7820 SSEMODEF2P mode iterator.
7821 (<sse>_movnt<mode>): Ditto from similar patterns. Use
7822 SSE_VEC_FLOAT_MODE_P as insn constraint.
7823 (storent<mode>): Ditto.
7824 (storent<mode>): Macroize expander from storentsf and storentdf using
7825 MODEF mode iterator.
7826 (neg<mode>2): Macroize from negv4sf2 and negv2df2 using SSEMODEF2P
7827 mode iterator and SSE_VEC_FLOAT_MODE_P as insn constraint.
7828 (abs<mode>2): Ditto from similar patterns.
7829 (add<mode>3, *add<mode>3, <sse>_vmadd<mode>3): Ditto.
7830 (sub<mode>3, *sub<mode>3, <sse>_vmsub<mode>3): Ditto.
7831 (<sse>_div<mode>3, <sse>_vmdiv<mode>3): Ditto.
7832 (<sse>_vmsqrt<mode>2): Ditto.
7833 (smin<mode>3, *smin<mode>3_finite, *smin<mode>3)
7834 (<sse>_vmsmin<mode>3, *ieee_smin<mode>3): Ditto.
7835 (smax<mode>3, *smax<mode>3_finite, *smax<mode>3)
7836 (<sse>_vmsmax<mode>3, *ieee_smax<mode>3): Ditto.
7837 (<sse>_maskcmp<mode>3): Macroize from sse_maskcmpv4sf3,
7838 sse_maskcmpsf3, sse2_maskcmpv2df3 and sse2_maskcmpdf3 using SSEMODEF4
7839 mode iterator. Use SSE_FLOAT_MODE_P with SSE_VEC_FLOAT_MODE_P as
7841 (<sse>_comi): Macroize from sse_comi and sse2_comi using MODEF mode
7842 iterator and SSE_FLOAT_MODE_P as insn constraint.
7843 (<sse>_ucomi): Ditto from similar patterns.
7844 (<sse>_vmmaskcmp<mode>3): Macroize from sse_vmmaskcmpv4sf3 and
7845 sse2_vmmaskcmpv2df3 using SSEMODEF2P mode iterator and
7846 SSE_VEC_FLOAT_MODE_P as insn constraint.
7847 (vcond<mode>): Ditto from similar patterns.
7848 (and<mode>3, *and<mode>3): Ditto.
7849 (<sse>_nand<mode>3): Ditto.
7850 (ior<mode>3, *ior<mode>3): Ditto.
7851 (xor<mode>3, *xor<mode>3): Ditto.
7852 (*and<mode>3): Macroize from *andsf3 and *anddf3 using MODEF mode
7853 iterator and SSE_FLOAT_MODE_P as insn constraint.
7854 (*nand<mode>3): Ditto from similar patterns.
7855 (*ior<mode>3): Ditto.
7856 (*xor<mode>3): Ditto.
7858 2008-02-20 Ira Rosen <irar@il.ibm.com>
7860 * config/spu/spu.md (vec_unpacku_hi_v8hi, vec_unpacku_lo_v8hi,
7861 vec_unpacks_hi_v8hi, vec_unpacks_lo_v8hi, vec_unpacku_hi_v16qi,
7862 vec_unpacku_lo_v16qi, vec_unpacks_lo_v16qi): Implement.
7864 2008-02-19 Jan Hubicka <jh@suse.cz>
7866 * predict.c (tree_bb_level_predictions): Remove variable next
7867 mistakely introduced by previous commit.
7869 2008-02-19 Jan Hubicka <jh@suse.cz>
7871 * predict.c (predict_paths_leading_to): Rewrite.
7872 (predict_paths_for_bb): New.
7873 (tree_bb_level_predictions): Update call of predict_paths_leading_to.
7875 2008-02-19 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7878 * Makefile.in (build_file_translate): New.
7879 (gcc-vers.texi): Use it for translating $(abs_srcdir).
7880 * config.build (build_file_translate): Set to `CMD //c' on MinGW.
7881 * configure.ac (build_file_translate): Substitute it.
7882 * configure: Regenerate.
7884 2008-02-19 Jan Hubicka <jh@suse.cz>
7886 PR rtl-optimization/34408
7887 * see.c (see_def_extension_not_merged): Copy subreg so we don't have
7890 2008-02-19 Jan Hubicka <jh@suse.cz>
7893 * tree-inline.c (estimate_num_insns_1): Fix counting of cost of
7896 2008-02-19 H.J. Lu <hongjiu.lu@intel.com>
7899 * config/i386/i386-modes.def: Revert the last DI alignment
7900 change until Ada people can look into it.
7902 2008-02-19 Nick Clifton <nickc@redhat.com>
7904 * opts.c (print_specific_help): Fix typo in --help text.
7906 2008-02-19 Jakub Jelinek <jakub@redhat.com>
7909 * config/i386/cpuid.h (__cpuid, __get_cpuid_max): Use special
7910 32-bit inline asm without asm alternatives for host GCC < 3.0.
7912 2008-02-19 Richard Guenther <rguenther@suse.de>
7914 PR tree-optimization/34989
7915 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Re-structure.
7916 Allow propagation to INDIRECT_REF if we can simplify only.
7918 2008-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7920 * c-common.c (warn_for_collisions_1): Use appropriate option when
7923 2008-02-19 Nick Clifton <nickc@redhat.com>
7926 * opts.c (undocumented_msg): Leave blank unless checking is enabled.
7927 (handle_options): Fix indentation.
7928 (print_filtered_help): If no language-specific options were
7929 displayed tell the user how to list all the options supported by
7930 the language's front-end.
7931 (print_specific_help): Fix indentation and remove duplicate line.
7932 (common_handle_option): Handle the -v option.
7933 For --help enable the display of undocumented options if the -v
7934 switch has been included on the command line.
7935 For --help= check for overlaps in the arguments between the option
7936 classes and the language names and issue a warning when they
7937 cannot be disambiguated.
7938 * c.opt (v): Pass on to the common option handler.
7940 2008-02-19 Revital Eres <eres@il.ibm.com>
7942 * modulo-sched.c (sms_schedule): Change dump message when
7943 create_ddg function fails.
7944 (try_scheduling_node_in_cycle): Rename row to cycle.
7945 (print_partial_schedule): Rename CYCLE to ROW.
7947 2008-02-19 Christian Bruel <christian.bruel@st.com>
7948 Zdenek Dvorak <ook@ucw.cz>
7950 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): Check step alignment.
7952 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
7955 * config/i386/i386.md (*x86_movsicc_0_m1_se): New insn pattern.
7956 (*x86_movdicc_0_m1_se): Ditto.
7958 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
7960 * config/i386/sfp-machine.h (__gcc_CMPtype): New typedef.
7961 (CMPtype): Define as __gcc_CMPtype.
7962 * config/rs6000/sfp-machine.h (__gcc_CMPtype): New typedef.
7963 (CMPtype): Define as __gcc_CMPtype.
7965 2008-02-19 Hans-Peter Nilsson <hp@axis.com>
7967 Support valgrind 3.3 for --enable-checking=valgrind.
7968 * system.h: Consolidate ENABLE_VALGRIND_CHECKING-dependent defines
7970 [!VALGRIND_MAKE_MEM_NOACCESS]: Define as VALGRIND_MAKE_NOACCESS.
7971 [!VALGRIND_MAKE_MEM_DEFINED]: Define as VALGRIND_MAKE_READABLE.
7972 [!VALGRIND_MAKE_MEM_UNDEFINED]: Define as VALGRIND_MAKE_WRITABLE.
7973 * ggc-common.c: Remove ENABLE_VALGRIND_CHECKING-dependent defines.
7974 Replace use of VALGRIND_MAKE_READABLE, VALGRIND_MAKE_WRITABLE, and
7975 VALGRIND_MAKE_NOACCESS with VALGRIND_MAKE_MEM_DEFINED,
7976 VALGRIND_MAKE_MEM_UNDEFINED, and VALGRIND_MAKE_MEM_NOACCESS
7978 * ggc-zone.c: Similar.
7979 * ggc-page.c: Similar.
7981 2008-02-19 Paul Brook <paul@codesourcery.com>
7984 * config/arm/ieee754-df.S: Fix do_it typo.
7985 * config/arm/ieee754-sf.S: Fix do_it typo.
7987 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
7990 * config/i386/i386.c (OPTION_MASK_ISA_MMX_SET): New.
7991 (OPTION_MASK_ISA_3DNOW_SET): Likewise.
7992 (OPTION_MASK_ISA_SSE_SET): Likewise.
7993 (OPTION_MASK_ISA_SSE2_SET): Likewise.
7994 (OPTION_MASK_ISA_SSE3_SET): Likewise.
7995 (OPTION_MASK_ISA_SSSE3_SET): Likewise.
7996 (OPTION_MASK_ISA_SSE4_1_SET): Likewise.
7997 (OPTION_MASK_ISA_SSE4_2_SET): Likewise.
7998 (OPTION_MASK_ISA_SSE4_SET): Likewise.
7999 (OPTION_MASK_ISA_SSE4A_SET): Likewise.
8000 (OPTION_MASK_ISA_SSE5_SET): Likewise.
8001 (OPTION_MASK_ISA_3DNOW_A_UNSET): Likewise.
8002 (OPTION_MASK_ISA_MMX_UNSET): Updated.
8003 (OPTION_MASK_ISA_3DNOW_UNSET): Updated.
8004 (OPTION_MASK_ISA_SSE_UNSET): Likewise.
8005 (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
8006 (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
8007 (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
8008 (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
8009 (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
8010 (OPTION_MASK_ISA_SSE5_UNSET): Likewise.
8011 (OPTION_MASK_ISA_SSE4): Removed.
8012 (ix86_handle_option): Turn on bits in ix86_isa_flags and
8013 ix86_isa_flags_explicit with OPTION_MASK_ISA_XXX_SET for -mXXX.
8014 (override_options): Don't turn on implied SSE/MMX bits in
8017 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
8019 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
8022 2008-02-18 Joey Ye <joey.ye@intel.com>
8025 * tree-nested.c (insert_field_into_struct): Set type alignment
8026 to field alignment if the former is less than the latter.
8028 2008-02-18 Jakub Jelinek <jakub@redhat.com>
8030 * BASE-VER: Set to 4.4.0.
8032 2008-02-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8034 * doc/c-tree.texi: Use @dots{} and @enddots{} where appropriate.
8035 * doc/cfg.texi: Likewise.
8036 * doc/extend.texi: Likewise.
8037 * doc/gty.texi: Likewise.
8038 * doc/invoke.texi: Likewise.
8039 * doc/loop.texi: Likewise.
8040 * doc/md.texi: Likewise.
8041 * doc/passes.texi: Likewise.
8042 * doc/rtl.texi: Likewise.
8043 * doc/sourcebuild.texi: Likewise.
8044 * doc/tm.texi: Likewise.
8045 * doc/tree-ssa.texi: Likewise.
8047 2008-02-17 Richard Guenther <rguenther@suse.de>
8050 * tree-complex.c (init_parameter_lattice_values): Handle parameters
8051 without default definition.
8053 2008-02-17 Richard Guenther <rguenther@suse.de>
8055 PR tree-optimization/35231
8056 * tree-vrp.c (register_edge_assert_for): Do not assume A == 0
8059 2008-02-17 Uros Bizjak <ubizjak@gmail.com>
8062 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
8063 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
8064 libgcc_cmp_return mode.
8066 2008-02-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8069 * doc/invoke.texi (-std): Clarify description of -std= and -ansi.
8071 2008-02-16 Ralf Corsepius <ralf.corsepius@rtems.org>
8073 * config/m68k/t-rtems (M68K_MLIB_CPU): Add 5208, 5307, 5407, 5475
8076 2008-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8078 * doc/c-tree.texi: Use `@.' where appropriate.
8079 * doc/extend.texi: Likewise.
8080 * doc/install.texi: Likewise.
8081 * doc/invoke.texi: Likewise.
8082 * doc/loop.texi: Likewise.
8083 * doc/makefile.texi: Likewise.
8084 * doc/md.texi: Likewise.
8085 * doc/passes.texi: Likewise.
8086 * doc/standards.texi: Likewise.
8087 * doc/tm.texi: Likewise.
8089 2008-02-15 Jakub Jelinek <jakub@redhat.com>
8092 * omp-low.c (expand_omp_for_generic): Don't initialize fd->v
8094 (expand_omp_for_static_nochunk): Initialize fd->v in seq_start_bb
8095 rather than in entry_bb.
8097 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
8099 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
8100 libgcc_cmp_return mode.
8102 2008-02-15 Jakub Jelinek <jakub@redhat.com>
8105 * tree-nested.c (convert_call_expr): Put FRAME.* vars into
8106 OMP_CLAUSE_SHARED rather than OMP_CLAUSE_FIRSTPRIVATE clause.
8108 2008-02-15 Richard Guenther <rguenther@suse.de>
8109 Zdenek Dvorak <ook@ucw.cz>
8111 PR tree-optimization/35164
8112 * tree-flow.h (stmt_references_abnormal_ssa_name): Declare.
8113 * tree-dfa.c (stmt_references_abnormal_ssa_name): New function.
8114 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
8115 Only propagate addresses which do not have abnormal SSA_NAMEs
8118 2008-02-15 Joseph Myers <joseph@codesourcery.com>
8121 * config/m68k/m68k.h (DWARF_CIE_DATA_ALIGNMENT): Define.
8123 2008-02-15 Jan Hubicka <jh@suse.cz>
8126 * ipa.c (cgraph_remove_unreachable_nodes): Clear local.inlinable flag.
8128 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
8131 * function.c (pad_to_arg_alignment): Remove test for STACK_BOUNDARY
8132 when calculating alignment_pad.
8134 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
8136 * config/i386/i386.h (CLEAR_RATIO): Use MIN macro.
8137 (WIDEST_HARDWARE_FP_SIZE): Use LONG_DOUBLE_TYPE_SIZE define.
8138 * config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Use MAX macro
8139 and STACK_BOUNDARY define.
8141 2008-02-14 Danny Smith <dannysmith@users.sourceforge.net>
8143 PR preprocessor/35061
8144 * c-pragma.c (handle_pragma_pop_macro): Check that
8145 pushed_macro_table has been allocated.
8147 2008-02-14 Eric Botcazou <ebotcazou@adacore.com>
8150 * gimplify.c (force_gimple_operand_bsi): Revert 2008-02-12 change.
8151 (force_gimple_operand): Likewise.
8152 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Add new cases
8153 for TARGET_MEM_REF and CONVERT_EXPR/NON_LVALUE_EXPR/NOP_EXPR.
8154 Also recurse on the operand for regular VIEW_CONVERT_EXPRs.
8155 (find_interesting_uses_address): Check addressability and alignment
8156 of the base expression only after substituting bases of IVs into it.
8158 2008-02-14 Michael Matz <matz@suse.de>
8161 * function.c (instantiate_virtual_regs_in_insn): Reload address
8162 before falling back to reloading the whole operand.
8164 2008-02-14 Andreas Krebbel <krebbel1@de.ibm.com>
8166 * config/s390/s390.c (s390_mainpool_start): Emit the pool
8167 before the first section switch note.
8169 2008-02-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8171 * doc/bugreport.texi: Update copyright years.
8172 * doc/c-tree.texi: Likewise.
8173 * doc/cfg.texi: Likewise.
8174 * doc/cpp.texi: Likewise.
8175 * doc/cppinternals.texi: Likewise.
8176 * doc/fragments.texi: Likewise.
8177 * doc/frontends.texi: Likewise.
8178 * doc/gcc.texi: Likewise.
8179 * doc/gty.texi: Likewise.
8180 * doc/hostconfig.texi: Likewise.
8181 * doc/implement-c.texi: Likewise.
8182 * doc/libgcc.texi: Likewise.
8183 * doc/loop.texi: Likewise.
8184 * doc/makefile.texi: Likewise.
8185 * doc/options.texi: Likewise.
8186 * doc/passes.texi: Likewise.
8187 * doc/rtl.texi: Likewise.
8188 * doc/sourcebuild.texi: Likewise.
8189 * doc/standards.texi: Likewise.
8190 * doc/tree-ssa.texi: Likewise.
8191 * doc/trouble.texi: Likewise.
8193 * doc/extend.texi: Use @: or add comma where appropriate.
8194 * doc/invoke.texi: Likewise.
8195 * doc/tm.texi: Likewise.
8197 2008-02-14 Alan Modra <amodra@bigpond.net.au>
8200 * config/rs6000/rs6000.md (restore_stack_block): Force operands[1]
8203 2008-02-14 Jesper Nilsson <jesper.nilsson@axis.com>
8205 * doc/md.texi (clz, ctz): Add reference.
8206 * doc/rtl.texi (clz, ctz): Likewise.
8208 2008-02-13 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8211 * Makefile.in (gcc-vers.texi): Use abs_srcdir for the value of
8214 2008-02-13 Andreas Krebbel <krebbel1@de.ibm.com>
8216 * config/s390/s390.c (struct constant_pool): New field
8217 emit_pool_after added.
8218 (s390_mainpool_start): Set the emit_pool_after flag according
8219 to the section switch notes.
8220 (s390_mainpool_finish): Consider emit_pool_after when emitting
8221 the literal pool at the end of the function.
8222 (s390_chunkify_start): Force literal pool splits at section
8225 2008-02-13 Michael Matz <matz@suse.de>
8228 * var-tracking.c (clobber_variable_part): Correctly traverse the
8231 2008-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8234 * doc/invoke.texi (Debugging Options): Remove -fdump-tree-inlined.
8235 Add -fdump-ipa-inline.
8236 * tree-dump.c (dump_files): Remove tree-inlined dump.
8237 * tree-pass.h (tree_dump_index): Remove TDI_inlined.
8239 2008-02-12 Richard Guenther <rguenther@suse.de>
8241 PR tree-optimization/35171
8242 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Deal with
8245 2008-02-12 Richard Guenther <rguenther@suse.de>
8248 * fold-const.c (fold_widened_comparison): Use get_unwidened in
8249 value-preserving mode. Disallow final truncation.
8251 2008-02-12 Eric Botcazou <ebotcazou@adacore.com>
8254 * gimplify.c (force_gimple_operand_bsi): Move SSA renaming
8255 code from here to...
8256 (force_gimple_operand): ...here.
8258 2008-02-12 Jakub Jelinek <jakub@redhat.com>
8261 * tree-sra.c (sra_build_assignment): fold_convert SRC if copying
8262 non-compatible pointers.
8263 (generate_element_copy): If SRC and DST are RECORD_TYPEs with
8264 different FIELD_DECLs, try harder by comparing field offsets, sizes
8268 * function.c (match_asm_constraints_1): Don't replace the same input
8271 2008-02-12 Anatoly Sokolov <aesok@post.ru>
8273 * config/avr/avr.h (AVR_HAVE_RAMPZ): Define.
8274 * config/avr/avr.c (expand_prologue): Save RAMPZ register.
8275 (expand_epilogue): Restore RAMPZ register.
8276 * config/avr/avr.md (RAMPZ_ADDR): New constant.
8278 2008-02-11 Kai Tietz <kai.tietz@onevision.com>
8280 * config/i386/cygwin.asm: (__alloca): Correct calling
8281 convention and alignment.
8282 (__chkstk): Force 8 byte stack alignment.
8284 2008-02-11 Uros Bizjak <ubizjak@gmail.com>
8285 Richard Guenther <rguenther@suse.de>
8287 PR tree-optimization/33992
8288 * tree-ssa-loop-im.c (rewrite_bittest): Fixup the type of
8289 the zero we compare against.
8291 2008-02-10 Danny Smith <dannysmith@users.sourceforge.net>
8294 * gthr-win32.h (__gthread_mutex_destroy_function): New function
8295 to CloseHandle after unlocking to prevent accumulation of handle
8298 2008-02-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8301 * pa.c (legitimize_pic_address): Add REG_EQUAL note on sets with a
8302 pic_label_operand source. Similarly, add a REG_LABEL_OPERAND note
8303 and update LABEL_NUSES during and after reload.
8305 2008-02-08 Steven Bosscher <stevenb.gcc@gmail.com>
8308 * combine.c (simplify_if_then_else): Make sure the comparison is
8309 against const0_rtx when simplifying to (abs x) or (neg (abs X)).
8311 2008-02-08 Richard Sandiford <rsandifo@nildram.co.uk>
8314 * double-int.h: Don't include gmp.h for GENERATOR_FILEs.
8315 (mpz_set_double_int, mpz_get_double_int): Hide from GENERATOR_FILEs.
8316 * real.h: Don't include gmp.h or mpfr.h for GENERATOR_FILEs.
8317 (real_from_mpfr, mpfr_from_real): Hide from GENERATOR_FILEs.
8318 * tree.h (get_type_static_bounds): Likewise.
8320 2008-02-08 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8322 * doc/invoke.texi (Option Summary, C++ Dialect Options)
8323 (Objective-C and Objective-C++ Dialect Options, Warning Options):
8324 Make -Wfoo language annotations match what the compiler outputs.
8326 2008-02-08 Sa Liu <saliu@de.ibm.com>
8328 * config/spu/spu-builtins.def: Fixed wrong parameter type in spu
8329 intrinsics spu_convts, spu_convtu, spu_convtf.
8331 2008-02-08 Hans-Peter Nilsson <hp@axis.com>
8333 * doc/extend.texi (Function Attributes) <noinline>: Mention
8334 asm ("") as method to keep calls.
8336 2008-02-07 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8339 * doc/options.texi (Options): Replace references to opts.sh with
8341 * opts-common.c: Likewise.
8342 * optc-gen.awk: Likewise.
8344 2008-02-07 Andreas Krebbel <krebbel1@de.ibm.com>
8346 * config/s390/s390.h (FUNCTION_ARG_REGNO_P): Fix fprs for 64 bit.
8348 2008-02-07 Richard Henderson <rth@redhat.com>
8351 * config/alpha/alpha.c (alpha_emit_xfloating_compare): Use an
8352 EXPR_LIST for the REG_EQUAL instead of a comparison with a
8355 2008-02-07 Uros Bizjak <ubizjak@gmail.com>
8357 PR tree-optimization/35085
8358 * tree-ssa-reassoc.c (rewrite_expr_tree): Enable destructive update
8359 for operand entry oe2 in addition to operand entry oe3 in order to
8360 expose more opportunities for vectorizer sum reduction.
8362 2008-02-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8365 * Makefile.in (LIBS): Remove $(GMPLIBS).
8366 (cc1-dummy, cc1): Add $(GMPLIBS).
8368 2008-02-06 Jan Hubicka <jh@suse.cz>
8371 * i386.md (moddf_integer): Do not produce partial memory stalls for
8372 targets where it hurts.
8374 2008-02-06 Uros Bizjak <ubizjak@gmail.com>
8377 * optabs.c (expand_float): Do not check for decimal modes when
8378 expanding unsigned integer through signed conversion.
8380 2008-02-06 Nick Clifton <nickc@redhat.com>
8382 * config/stormy16/stormy16.md (eqbranchsi): Replace a match_dup
8383 inside the clobber with a match_operand and duplicated operand
8384 number in the constraint.
8385 (ineqbranchsi): Delete redundant comment.
8387 2008-02-06 Ralf Corsepius <ralf.corsepius@rtems.org>
8389 * config/arm/rtems-elf.h (TARGET_OS_CPP_BUILTINS): Add
8390 builtin_define ("__USE_INIT_FINI__").
8391 * config/h8300/t-rtems (MULTILIB_OPTION,MULTILIB_DIRNAMES): Add
8393 * gthr-rtems.h: Remove __GTHREAD_MUTEX_INIT.
8395 2008-02-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8397 PR documentation/30330
8398 * doc/invoke.texi (C++ Dialect Options)
8399 (Objective-C and Objective-C++ Dialect Options, Warning Options):
8400 For each warning option -Wfoo that allows -Wno-foo, ensure both
8401 -Wfoo and -Wno-foo are listed in the option index. Fix index
8402 entry of -Wswitch-default, index -Wnormalized= including the
8403 `=', and -Wlarger-than-@var{len} including @var{len}.
8405 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
8407 * config/i386/i386.md (floatunssisf2): Use
8408 ix86_expand_convert_uns_sisf_sse also for TARGET_SSE.
8409 (floatunssi<mode>2): Rename from floatunssisf2 and floatunssidf2.
8410 Macroize expander using MODEF mode iterator.
8412 2008-02-05 Diego Novillo <dnovillo@google.com>
8414 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00140.html
8417 * tree-vrp.c (vrp_evaluate_conditional): Revert fix for PR 33738.
8419 2008-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8422 * toplev.c (print_version): Honor `indent' for GMP/MPFR warnings.
8424 2008-02-05 H.J. Lu <hongjiu.lu@intel.com>
8427 * config/i386/i386.c (ix86_function_sseregparm): Add an arg
8428 to indicate if a message should be generated.
8429 (init_cumulative_args): Updated.
8430 (function_value_32): Likewise.
8432 2008-02-05 Joseph Myers <joseph@codesourcery.com>
8434 * doc/include/texinfo.tex: Update to version 2008-02-04.16.
8436 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
8439 * config/i386/i386.md (floatunsisf2): Enable for TARGET_SSE_MATH only.
8440 Call ix86_expand_convert_uns_sisf_sse for TARGET_SSE2.
8442 2008-02-04 Diego Novillo <dnovillo@google.com>
8444 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00110.html
8447 * tree-vrp.c (vrp_evaluate_conditional): With
8448 -Wtype-limits, emit a warning when comparing against a
8449 constant outside the natural range of OP0's type.
8451 2008-02-04 Richard Guenther <rguenther@suse.de>
8454 * expr.c (count_type_elements): Give for unions instead of
8457 2008-02-04 Richard Guenther <rguenther@suse.de>
8460 * gimplify.c (gimplify_init_ctor_eval): Convert array indices
8461 to TYPE_DOMAINs base type instead of using bitsizetype here.
8463 2008-02-03 Jason Merrill <jason@redhat.com>
8465 * print-tree.c (print_node) [CONSTRUCTOR]: Print elements.
8467 2008-02-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8470 * doc/invoke.texi (C++ Dialect Options, Optimize Options)
8471 (HPPA Options, i386 and x86-64 Options, IA-64 Options)
8472 (RS/6000 and PowerPC Options): Fix typos and markup.
8473 * doc/passes.texi (Tree-SSA passes): Likewise.
8475 2008-02-02 Michael Matz <matz@suse.de>
8478 * postreload-gcse.c (record_last_reg_set_info_regno): Renamed
8479 from record_last_reg_set_info.
8480 (record_last_reg_set_info): Take an RTX argument, iterate over all
8481 constituent hardregs.
8482 (record_last_set_info, record_opr_changes): Change calls to
8483 new signature or to record_last_reg_set_info_regno.
8485 2008-02-02 Gerald Pfeifer <gerald@pfeifer.com>
8487 * doc/extend.texi (X86 Built-in Functions): Fix grammar.
8489 2008-02-01 Hans-Peter Nilsson <hp@axis.com>
8491 PR rtl-optimization/34773
8492 * reg-notes.def (EQUAL): Mention significance of combination of
8493 REG_EQUAL and REG_RETVAL.
8494 * fwprop.c (try_fwprop_subst): Don't add REG_EQUAL to an
8495 insn that has a REG_RETVAL.
8497 2008-02-01 Roger Sayle <roger@eyesopen.com>
8500 * configure.ac (--enable-fixed-point): Disable unless explicitly
8502 * configure: Regenerate.
8504 2008-02-01 Richard Guenther <rguenther@suse.de>
8507 * invoke.texi (-finline-limit): Remove no longer true parts
8508 of the documentation. Note that there is no default value.
8510 2008-02-01 Andrew Pinski <pinskia@gmail.com>
8511 Mark Mitchell <mark@codesourcery.com>
8512 Ben Elliston <bje@au.ibm.com>
8515 * doc/extend.texi (Other Builtins): Document.
8517 2008-01-31 Tom Browder <tom.browder@gmail.com>
8519 * doc/c-tree.texi (Types): Fix grammar.
8520 (Expression trees): Ditto.
8521 * doc/passes.texi (Tree-SSA passes): Ditto.
8523 * doc/configterms.texi (Configure Terms): Fix typo.
8524 * doc/cpp.texi (Common Predefined Macros): Ditto.
8525 * doc/md.texi (Machine Constraints): Ditto.
8527 * doc/makefile.texi (Makefile): Add comma.
8529 2008-01-31 Tom Browder <tom.browder@gmail.com>
8530 Gerald Pfeifer <gerald@pfeifer.com>
8532 * doc/sourcebuild.texi (Front End): Remove references to CVS
8533 and CVSROOT/modules.
8534 (Texinfo Manuals): Replace reference to CVS by one to SVN.
8535 (Back End): Remove reference to CVS.
8537 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
8540 * config/mips/mips.c (gen_load_const_gp): New function, taking a
8542 (mips16_gp_pseudo_reg): ...here.
8543 * config/mips/mips.md (load_const_gp): Replace with...
8544 (load_const_gp_<mode>): ...this :P-based insn.
8546 2008-01-31 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8548 * doc/invoke.texi (-ansi): Mention explicitly corresponding -std=
8549 options. Minor fixes.
8550 (-std): Move reference to standards closer to where language
8551 standards are first mentioned.
8553 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
8555 PR rtl-optimization/34995
8556 * reload.c (alternative_allows_const_pool_ref): Take an rtx
8557 parameter and return a bool. If the rtx parameter is nonnull,
8558 check that it satisfies an EXTRA_MEMORY_CONSTRAINT.
8559 (find_reloads): Update call accordingly. Pass the new operand
8560 if it needed no address reloads, otherwise pass null.
8562 2008-01-30 Richard Henderson <rth@redhat.com>
8565 * tree.c (build_type_attribute_qual_variant): Skip TYPE_DOMAIN
8566 for unbounded arrays.
8568 2008-01-30 Silvius Rus <rus@google.com>
8570 * config/i386/xmmintrin.h (_mm_prefetch): Add const to first arg.
8572 2008-01-30 Jan Hubicka <jh@suse.cz>
8575 * i386.c (init_cumulative_args): Use real function declaration when
8578 2008-01-30 Richard Sandiford <rsandifo@nildram.co.uk>
8580 PR rtl-optimization/34998
8581 * global.c (build_insn_chain): Treat non-subreg_lowpart
8582 SUBREGs of pseudos as clobbering all the words covered by the
8583 SUBREG, not just all the bytes.
8584 * ra-conflict.c (clear_reg_in_live): Likewise. Take the
8585 original df_ref rather than an extract parameter.
8586 (global_conflicts): Update call accordingly.
8588 2008-01-30 Andreas Krebbel <krebbel1@de.ibm.com>
8590 * config/s390/fixdfdi.h (__fixunstfdi, __fixtfdi): Rearrange
8591 the overflow check to make it easier to read.
8592 (__fixtfdi): Change the type of the ll member in union
8593 long_double to UDItype_x.
8595 2008-01-30 Jakub Jelinek <jakub@redhat.com>
8598 * cgraph.h (cgraph_update_edges_for_call_stmt): New prototype.
8599 * cgraph.c (cgraph_update_edges_for_call_stmt): New function.
8600 * tree-inline.c (fold_marked_statements): Call
8601 cgraph_update_edges_for_call_stmt if folding a call statement.
8602 * cgraphunit.c (verify_cgraph_node): Set cfun to this_cfun for
8603 debug_generic_stmt calls, reset it back afterwards.
8606 * c-decl.c (start_decl): Don't pedwarn about TREE_READONLY
8608 * c-typeck.c (build_external_ref): Don't pedwarn about
8609 static vars in current function's scope.
8611 2008-01-29 Joseph Myers <joseph@codesourcery.com>
8613 * config.gcc (i[34567]86-*-nto-qnx*): Remove deprecation.
8615 2008-01-29 Bernhard Fischer <aldot@gcc.gnu.org>
8618 * ipa-struct-reorg.c: Fix spelling.
8619 * params.def: Ditto.
8621 2008-01-29 Richard Guenther <rguenther@suse.de>
8624 * tree-inline.h (struct copy_body_data): Add remapping_type_depth
8626 * tree-inline.c (remap_type): Increment remapping_type_depth
8627 around remapping types.
8628 (copy_body_r): Only add referenced variables if they are referenced
8629 from code, not types.
8631 2008-01-29 Douglas Gregor <doug.gregor@gmail.com>
8642 * c-pretty-print.c (pp_c_type_qualifier_list): Don't try to print
8643 qualifiers for an ERROR_MARK_NODE or a NULL_TREE.
8645 2008-01-28 Andy Hutchinson <hutchinsonandy@netscape.net>
8648 * config/avr/avr.c (expand_prologue): Use correct QI mode frame
8649 pointer for tiny stack.
8651 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
8653 * doc/tree-ssa.texi: Add cindex PHI nodes and improve wording.
8655 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
8657 * config/vx-common.h: Fix typo in comment.
8659 2008-01-28 Ian Lance Taylor <iant@google.com>
8663 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Don't
8664 coalesce pointers if they have different DECL_NO_TBAA_P values.
8665 * tree-ssa-copy.c (may_propagate_copy): Don't propagate copies
8666 between variables with different DECL_NO_TBAA_P values.
8668 2008-01-28 Nathan Froyd <froydnj@codesourcery.com>
8671 * config/rs6000/rs6000.c (small_data_operand): Vectors and floats
8672 are not legitimate small data references on SPE targets.
8674 2008-01-28 David Daney <ddaney@avtrex.com>
8676 * doc/install.texi (mips-*-*): Recommend binutils 2.18.
8678 2008-01-28 David Daney <ddaney@avtrex.com>
8680 * doc/install.texi (--disable-libgcj-bc): Reword documentation.
8682 2008-01-27 Joseph Myers <joseph@codesourcery.com>
8684 * config.gcc (strongarm*-*, ep9312*-*, xscale*-*, parisc*-*,
8685 m680[012]0-*, *-*-beos*, *-*-kaos*, *-*-linux*aout*,
8686 *-*-linux*libc1*, *-*-solaris2.[0-6], *-*-solaris2.[0-6].*,
8687 *-*-sysv*, *-*-windiss*, alpha*-*-unicosmk*, cris-*-aout,
8688 hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
8689 i[34567]86-sequent-ptx4*, i[34567]86-*-nto-qnx*,
8690 i[34567]86-*-sco3.2v5*, i[34567]86-*-uwin*, powerpc-*-chorusos*,
8691 vax-*-bsd*, vax-*-ultrix*): Mark obsolete.
8693 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
8695 * basic-block.h (condjump_equiv_p): Fix comment.
8697 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
8699 * tree-pretty-print.c (print_generic_decl, print_generic_stmt,
8700 print_generic_stmt_indented): Fix comment.
8702 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
8704 * configure.ac (__stack_chk_fail): Add detecion for availability
8705 of SSP in uClibc by checking if __UCLIBC_HAS_SSP__ is defined.
8706 * configure: Regenerate.
8708 2008-01-26 Maxim Kuvyrkov <maxim@codesourcery.com>
8711 * final.c (output_addr_const): Handle TRUNCATE.
8713 2008-01-26 Zdenek Dvorak <ook@ucw.cz>
8716 * tree-ssa-loop-ivopts.c (comp_cost): New type.
8717 (zero_cost, infinite_cost): New constants.
8718 (struct cost_pair): Change type of cost to comp_cost.
8719 (struct iv_ca): Change type of cand_use_cost and cost to comp_cost.
8720 (new_cost, add_costs, sub_costs, compare_costs, infinite_cost_p):
8722 (set_use_iv_cost, force_expr_to_var_cost, force_var_cost,
8723 split_address_cost, ptr_difference_cost, difference_cost,
8724 get_computation_cost_at, get_computation_cost,
8725 determine_use_iv_cost_generic, determine_use_iv_cost_address,
8726 determine_use_iv_cost_condition, determine_use_iv_costs,
8727 cheaper_cost_pair, iv_ca_recount_cost, iv_ca_set_no_cp,
8728 iv_ca_set_cp, iv_ca_cost, iv_ca_new, iv_ca_dump, iv_ca_extend,
8729 iv_ca_narrow, iv_ca_prune, try_improve_iv_set, find_optimal_iv_set):
8730 Change type of cost to comp_cost.
8731 (determine_iv_cost): Increase cost of non-original ivs, instead
8732 of decreasing the cost of original ones.
8733 (get_address_cost): Indicate the complexity of the addressing mode
8735 (try_add_cand_for): Prefer using ivs not specific to some object.
8736 * tree-flow.h (force_expr_to_var_cost): Declaration removed.
8738 2008-01-26 Peter Bergner <bergner@vnet.ibm.com>
8739 Janis Johnson <janis187@us.ibm.com>
8742 * doc/tm.texi (TARGET_EXPAND_TO_RTL_HOOK): Document.
8743 (TARGET_INSTANTIATE_DECLS): Likewise.
8744 * target.h (expand_to_rtl_hook): New target hook.
8745 (instantiate_decls): Likewise.
8746 * function.c (instantiate_decl): Make non-static. Rename to...
8747 (instantiate_decl_rtl): ... this.
8748 (instantiate_expr): Use instantiate_decl_rtl.
8749 (instantiate_decls_1): Likewise.
8750 (instantiate_decls): Likewise.
8751 (instantiate_virtual_regs: Call new instantiate_decls taget hook.
8752 * function.h (instantiate_decl_rtl): Add prototype.
8753 * cfgexpand.c (target.h): New include.
8754 (tree_expand_cfg): Call new expand_to_rtl_hook target hook.
8755 * target-def.h (TARGET_EXPAND_TO_RTL_HOOK): New define.
8756 (TARGET_INSTANTIATE_DECLS): Likewise.
8757 (TARGET_INITIALIZER): New target hooks added.
8758 * config/rs6000/rs6000-protos.h (rs6000_secondary_memory_needed_rtx):
8760 * config/rs6000/rs6000.c (tree-flow.h): New include.
8761 (machine_function): Add sdmode_stack_slot field.
8762 (rs6000_alloc_sdmode_stack_slot): New function.
8763 (rs6000_instantiate_decls): Likewise.
8764 (rs6000_secondary_memory_needed_rtx): Likewise.
8765 (rs6000_check_sdmode): Likewise.
8766 (TARGET_EXPAND_TO_RTL_HOOK): Target macro defined.
8767 (TARGET_INSTANTIATE_DECLS): Likewise.
8768 (rs6000_hard_regno_mode_ok): Allow SDmode.
8769 (num_insns_constant): Likewise. Handle _Decimal32 constants.
8770 (rs6000_emit_move): Handle SDmode.
8771 (function_arg_advance): Likewise.
8772 (function_arg): Likewise.
8773 (rs6000_gimplify_va_arg): Likewise. Add special handling of
8774 SDmode var args for 32-bit compiles.
8775 (rs6000_secondary_reload_class): Handle SDmode.
8776 (rs6000_output_function_epilogue): Likewise.
8777 (rs6000_function_value): Simplify if statement.
8778 (rs6000_libcall_value): Likewise.
8779 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Handle SDmode.
8780 (SECONDARY_MEMORY_NEEDED_RTX): Add define.
8781 * config/rs6000/dfp.md (movsd): New define_expand and splitter.
8782 (movsd_hardfloat): New define_insn.
8783 (movsd_softfloat): Likewise.
8784 (movsd_store): Likewise.
8785 (movsd_load): Likewise.
8786 (extendsddd2): Likewise.
8787 (extendsdtd2): Likewise.
8788 (truncddsd2): Likewise.
8789 (movdd_hardfloat64): Fixup comment.
8790 (UNSPEC_MOVSD_LOAD): New constant.
8791 (UNSPEC_MOVSD_STORE): Likewise.
8793 2008-01-26 Jakub Jelinek <jakub@redhat.com>
8796 * c-pretty-print.c (pp_c_exclusive_or_expression): Handle
8798 (pp_c_logical_and_expression): Handle TRUTH_AND_EXPR.
8799 (pp_c_logical_or_expression): Handle TRUTH_OR_EXPR.
8800 (pp_c_expression): Handle TRUTH_AND_EXPR, TRUTH_OR_EXPR
8803 2008-01-26 David Edelsohn <edelsohn@gnu.org>
8806 * config.gcc: Separate AIX 5.3 from AIX 6.1.
8807 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
8808 __LONGDOUBLE128 too.
8809 * config/rs6000/aix61.h: New file.
8811 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
8813 PR rtl-optimization/34959
8814 * optabs.c (expand_unop): In libcall notes, give ffs, clz, ctz,
8815 popcount and parity rtxes the same mode as their operand.
8816 Truncate or extend the result to the return value's mode
8819 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
8822 * config/mips/mips-protos.h (mips_expand_call): Return an rtx.
8823 * config/mips/mips.h (FIRST_PSEUDO_REGISTER): Rename FAKE_CALL_REGNO
8824 to GOT_VERSION_REGNUM.
8825 (CALL_REALLY_USED_REGISTERS): Set the GOT_VERSION_REGNUM entry to 0.
8826 (EPILOGUE_USES): Include GOT_VERSION_REGNUM if TARGET_USE_GOT.
8827 * config/mips/mips.c (mips_emit_call_insn): New function.
8828 (mips_call_tls_get_addr): Call mips_expand_call directly.
8829 (mips16_copy_fpr_return_value): Use mips_emit_call_insn rather than
8831 (mips16_build_call_stub): Likewise. Return the call insn or null.
8832 (mips_expand_call): Update the call to mips16_build_call_stub
8833 accordingly and a remove redundant condition. Assert that MIPS16
8834 stubs do not use lazy binding. Use mips_emit_call_insn and return
8836 (mips_extra_live_on_entry): Include GOT_VERSION_REGNUM if
8838 (mips_hard_regno_mode_ok_p): Allow SImode for GOT_VERSION_REGNUM.
8839 (mips_avoid_hazard): Remove hazard_set handling.
8840 * config/mips/mips.md (UNSPEC_EH_RECEIVER): Rename to...
8841 (UNSPEC_RESTORE_GP): ...this.
8842 (UNSPEC_SET_GOT_VERSION, UNSPEC_UPDATE_GOT_VERSION): New constants.
8843 (FAKE_CALL_REGNO): Rename to...
8844 (GOT_VERSION_REGNUM): ...this.
8845 (type): Add "ghost" value. Add an associated insn reservation.
8846 (hazard_set): Remove.
8847 (exception_receiver): Rename to...
8848 (restore_gp): ...this and update the unspec identifier accordingly.
8849 (exception_receiver, nonlocal_got_receiver): New expanders.
8850 (load_call<mode>): Use GOT_VERSION_REGNUM. Don't set
8851 FAKE_CALL_REGNO. Remove hazard_set attribute.
8852 (set_got_version, update_got_version): New patterns.
8854 2008-01-26 Danny Smith <dannysmith@users.sourceforge.net>
8857 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Define.
8859 2008-01-25 Joseph Myers <joseph@codesourcery.com>
8862 * doc/install.texi2html: Generate gcc-vers.texi.
8864 2008-01-25 DJ Delorie <dj@redhat.com>
8866 * config/m32c/m32c.h (ASM_PREFERRED_EH_DATA_FORMAT): Define.
8868 2008-01-25 Joseph Myers <joseph@codesourcery.com>
8870 * config/c4x: Remove directory.
8871 * config.gcc (crx-*, mt-*): Mark obsolete.
8872 (c4x-*, tic4x-*, c4x-*-rtems*, tic4x-*-rtems*, c4x-*, tic4x-*,
8873 h8300-*-rtemscoff*, ns32k-*-netbsdelf*, ns32k-*-netbsd*,
8874 sh-*-rtemscoff*): Remove cases.
8875 * defaults.h (C4X_FLOAT_FORMAT): Remove.
8876 * real.c (encode_c4x_single, decode_c4x_single,
8877 encode_c4x_extended, decode_c4x_extended, c4x_single_format,
8878 c4x_extended_format): Remove.
8879 * real.h (c4x_single_format, c4x_extended_format): Remove.
8880 * doc/extend.texi (interrupt, naked): Remove mention of attributes
8882 (Pragmas): Remove comment about c4x pragmas.
8883 * doc/install.texi (c4x): Remove target-specific instructions.
8884 * doc/invoke.texi (TMS320C3x/C4x Options): Remove.
8885 * doc/md.texi (Machine Constraints): Remove C4x documentation.
8886 * doc/tm.texi (MEMBER_TYPE_FORCES_BLK, c_register_pragma): Do not
8887 refer to C4x source files as examples.
8888 (C4X_FLOAT_FORMAT): Remove documentation.
8890 2008-01-25 Bernd Schmidt <bernd.schmidt@analog.com>
8892 * config/bfin/bfin.c (override_options): Reorder tests so that
8893 flag_pic gets enabled for -msep-data.
8895 2008-01-25 Richard Guenther <rguenther@suse.de>
8898 * expr.c (expand_expr_real_1): Reduce result of LSHIFT_EXPR
8899 to its bitfield precision if required.
8901 2008-01-25 Jakub Jelinek <jakub@redhat.com>
8904 * tree-nested.c (walk_omp_for): New function.
8905 (convert_nonlocal_reference, convert_local_reference): Call
8906 walk_omp_for on OMP_FOR.
8907 (convert_call_expr): Call walk_body on OMP_FOR's
8908 OMP_FOR_PRE_INIT_BODY.
8910 2008-01-25 Richard Guenther <rguenther@suse.de>
8912 PR tree-optimization/34966
8913 * tree-ssa-math-opts.c (execute_cse_sincos_1): For all but
8914 default defs and PHI_NODEs we have to insert after the
8917 2008-01-24 Nick Clifton <nickc@redhat.com>
8919 * config/stormy16/stormy16-lib2.c (MIN_UNITS_PER_WORD):
8920 Provide a default definition.
8921 (LIBGCC2_UNITS_PER_WORD): Likewise.
8923 * config/stormy16/stormy16.c: Include df.h for the prototype
8924 for df_regs_ever_live_p.
8925 (xstormy16_expand_builtin_va_start): Convert the stack offset
8926 into a component_ref and then use POINTER_PLUS_EXPR to add it
8927 to the incoming_virtual_args_rtx.
8928 (xstormy16_gimplify_va_arg_expr): Rename to
8929 xstormy16_gimplify_va_arg_expr.
8930 Use POINTER_PLUS_EXPR when performing pointer arithmetic.
8931 (TARGET_GIMPLIFY_VA_ARG_EXPR): Use renamed
8932 xstormy16_gimplify_va_arg_expr.
8933 Fix up some formatting issues.
8935 * config/stormy16/stormy16.c: (xstormy16_carry_plus_operand):
8936 Move to predicates.md.
8937 (xs_hi_general_operand): Likewise.
8938 (xs_hi_nonmemory_operand): Likewise.
8939 * config/stormy16/predicates.md:
8940 (xstormy16_carry_plus_operand): New predicate.
8941 (xs_hi_general_operand): New predicate.
8942 (xs_hi_nonmemory_operand): New predicate.
8943 * config/stormy16/stormy16-protos.h:
8944 (xstormy16_carry_plus_operand): Delete prototype.
8945 (xs_hi_general_operand): Likewise.
8946 (xs_hi_nonmemory_operand): Likewise.
8948 * config/storm16/stormy16.md (addhi3): Remove earlyclobber
8949 modifiers as they are no longer needed and they can trigger
8950 reload spill failures.
8952 * config/storm16/stormy16.md (ineqbranchsi): Replace match_dup
8953 with a match_operand in order to help reload.
8955 * config/storm16/stormy16.md (movhi_internal): Replace 'r'
8956 constraint with 'e' for the 8th alternative as this version of
8957 the mov.w instruction only accepts the lower 8 registers.
8959 2008-01-25 Uros Bizjak <ubizjak@gmail.com>
8962 * simplifx-rtx.c (simplify_const_binary_operation) [VEC_CONCAT]:
8963 Consider only CONST_INT, CONST_DOUBLE and CONST_FIXED as constant
8966 2008-01-25 Jakub Jelinek <jakub@redhat.com>
8969 * gimplify.c (gimplify_omp_for): Gimplify OMP_FOR_PRE_BODY.
8971 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
8973 * ipa-struct-reorg.c (remove_str_allocs_in_func, remove_str_allocs):
8975 (remove_structure): Update allocations list before removing structure.
8977 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
8979 * ipa-struct-reorg.c (is_safe_cond_expr,
8980 create_new_stmts_for_cond_expr): Use integer_zerop function,
8981 that recognize not only zero-pointer, but zero-integer too.
8983 2008-01-25 Ben Elliston <bje@au.ibm.com>
8986 * fixproto: Escape "." in sed expression that strips leading "./".
8988 2008-01-24 H.J. Lu <hongjiu.lu@intel.com>
8991 * gcc.c (SWITCH_OK): Removed.
8992 (SWITCH_LIVE): Changed to bit.
8993 (SWITCH_FALSE): Likewise.
8994 (SWITCH_IGNORE): Likewise.
8995 (switchstr): Change live_cond to unsigned int.
8996 (process_command): Replace SWITCH_OK with 0.
8997 (do_self_spec): Likewise.
8998 (set_collect_gcc_options): Check the SWITCH_IGNORE bit.
8999 (give_switch): Likewise.
9000 (used_arg): Likewise.
9001 (do_spec_1): Set the SWITCH_IGNORE bit.
9002 (check_live_switch): Check both SWITCH_LIVE and SWITCH_FALSE
9003 bits. Set the SWITCH_LIVE bit.
9005 2008-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
9007 * config/s390/s390.h (MOVE_RATIO): Define new target macro.
9009 2008-01-24 Richard Sandiford <rsandifo@nildram.co.uk>
9011 PR tree-optimization/34472
9012 * ipa-struct-reorg.c (safe_cond_expr_check): Change the DATA
9013 parameter to a "bool *" and set *DATA to false if there is
9014 an unsafe access. Do not delete the structure here.
9015 (check_cond_exprs): Delete it here instead.
9016 (check_cond_exprs, exclude_cold_structs): Do not increase
9017 I when removing a structure.
9019 2008-01-24 Uros Bizjak <ubizjak@gmail.com>
9022 * config/i386/i386.c (ix86_expand_vector_init): Consider only
9023 CONST_INT, CONST_DOUBLE and CONST_FIXED as constant vector elements.
9025 2008-01-24 Jakub Jakub Jelinek <jakub@redhat.com>
9028 * tree-stdarg.c (reachable_at_most_once): Use VEC vector instead of
9029 a fixed vector for stack.
9031 2008-01-24 Ben Elliston <bje@au.ibm.com>
9034 * doc/gcc.texi (Software development): Add a direntry for g++.
9036 2008-01-23 Hans-Peter Nilsson <hp@axis.com>
9038 * config/cris/cris.h (CC1PLUS_SPEC, OPTIMIZATION_OPTIONS): Drop
9039 stale and straggling -fforce-addr comments above.
9041 * config/cris/cris.h (CRIS_SUBTARGET_VERSION, TARGET_VERSION): Don't
9043 * config/cris/linux.h (CRIS_SUBTARGET_VERSION): Don't define.
9044 * config/cris/aout.h (CRIS_SUBTARGET_VERSION): Don't define.
9046 2008-01-23 Michael Matz <matz@suse.de>
9049 * dwarf2out.c (force_type_die): Use modified_type_die instead of
9052 2008-01-23 Andreas Krebbel <krebbel1@de.ibm.com>
9054 * ipa-struct-reorg.c (create_new_malloc): Use pointer type as
9057 2008-01-23 Anatoly Sokolov <aesok@post.ru>
9059 * config/avr/avr.c (avr_current_arch): New variable.
9060 (avr_arch_types): Add 'avr31' and 'avr51' entries.
9061 (avr_arch): Add 'ARCH_AVR31' and 'ARCH_AVR51'.
9062 (avr_mcu_types): Add 'avr31' and 'avr51' architectures.
9063 (avr_override_options): Init 'avr_current_arch'.
9064 (base_arch_s): Move from here...
9065 * config/avr/avr.h (base_arch_s): ... here. Add new members
9066 'have_elpm', 'have_elpmx', 'have_eijmp_eicall', 'reserved'. Rename
9067 'mega' to 'have_jmp_call'.
9068 (TARGET_CPU_CPP_BUILTINS): Define "__AVR_HAVE_JMP_CALL__",
9069 "__AVR_HAVE_RAMPZ__", "__AVR_HAVE_ELPM__" and "__AVR_HAVE_ELPMX__"
9071 (LINK_SPEC, CRT_BINUTILS_SPECS, ASM_SPEC): Add 'avr31' and 'avr51'
9073 * config/avr/t-avr (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
9074 MULTILIB_MATCHES): (Ditto.).
9076 2008-01-23 Richard Guenther <rguenther@suse.de>
9079 * cgraphunit.c (cgraph_reset_node): Always mark the node
9080 not reachable if it is not queued already.
9082 2008-01-23 Bernd Schmidt <bernd.schmidt@analog.com>
9084 * config/bfin/bfin-protos.h (WA_RETS, ENABLE_WA_RETS): New macros.
9085 * config/bfin/bfin.c (bfin_cpus): Add WA_RETS everywhere.
9086 (cputype_selected): New static variable.
9087 (bfin_handle_option): Set it if -mcpu is used.
9088 (override_option): Select default set of workarounds if no cpu type
9089 selected on the command line.
9090 (workaround_rts_anomaly): Only run if ENABLE_WA_RETS.
9092 From Michael Frysinger <michael.frysinger@analog.com>
9093 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add
9094 BFIN_CPU_BF547, BFIN_CPU_BF523, BFIN_CPU_BF524, and BFIN_CPU_BF526.
9096 * config/bfin/elf.h (LIB_SPEC): Use proper linker script
9097 for bf547, bf523, bf524, and bf526.
9098 * config/bfin/bfin.c (bfin_cpus[]): Add bf547, bf523, bf524, and
9100 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
9101 __ADSPBF523__ for bf523, __ADSPBF524__ for bf524,
9102 __ADSPBF526__ for bf526, __ADSPBF52x__ for all three, as well as
9103 __ADSPBF547__ and __ADSPBF54x__ for bf547.
9104 * doc/invoke.texi (Blackfin Options): Document that
9105 -mcpu now accept bf547, bf523, bf524, and bf526.
9107 2008-01-22 Eric Botcazou <ebotcazou@adacore.com>
9109 PR rtl-optimization/34628
9110 * combine.c (try_combine): Stop and undo after the first combination
9111 if an autoincrement side-effect on the first insn has effectively
9114 2008-01-22 David Edelsohn <edelsohn@gnu.org>
9117 * config/rs6000/rs6000.c (rs6000_legitimate_offset_address_p):
9118 Offset addresses are not valid for Altivec or paired float modes.
9120 2008-01-22 Jakub Jelinek <jakub@redhat.com>
9123 * c-parser.c (c_parser_omp_for_loop): Don't call c_finish_omp_for
9124 if DECL_INITIAL (decl) is error_mark_node.
9127 * c-common.c (handle_vector_size_attribute): Only allow
9128 integral, scalar float and fixed point types. Handle OFFSET_TYPE
9129 the same way as pointer, array etc. types.
9130 * tree.c (reconstruct_complex_type): Handle OFFSET_TYPE.
9133 * tree.c (build_type_attribute_qual_variant): Call
9134 build_qualified_type if attributes are equal, but quals are not.
9136 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9139 * doc/invoke.texi (-Wall): -Wall enables -Wstrict-overflow=1.
9140 * flags.h (warn_strict_aliasing): Remove.
9141 (warn_strict_overflow): Remove.
9142 * opts.c (warn_strict_aliasing): Remove.
9143 (warn_strict_overflow): Remove.
9144 * c-opts.c (c_common_handle_option): -Wall only sets
9145 -Wstrict-aliasing or -Wstrict-overflow if they are uninitialized.
9146 (c_common_post_options): Give default values to -Wstrict-aliasing
9147 and -Wstrict-overflow if they are uninitialized.
9148 * common.opt (Wstrict-aliasing): Specify Var and Init.
9149 (Wstrict-overflow): Likewise.
9151 2008-01-22 Kenneth Zadeck <zadeck@naturalbridge.com>
9153 PR rtl-optimization/26854
9154 PR rtl-optimization/34400
9155 PR rtl-optimization/34884
9156 * ddg.c (create_ddg_dep_from_intra_loop_link): Use
9158 * df.h (df_changeable_flags.DF_RD_NO_TRIM): Deleted
9159 (df_rd_bb_info.expanded_lr_out): Deleted
9160 * loop_invariant.c (find_defs): Deleted DF_RD_NO_TRIM flag.
9161 * loop_iv.c (iv_analysis_loop_init): Ditto. * df-problems.c
9162 (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
9163 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
9164 Removed code to allocate, initialize or free expanded_lr_out.
9165 (df_rd_bb_local_compute_process_def): Restructured to make more
9167 (df_rd_confluence_n): Removed code to no apply invalidate_by_call
9168 sets if the sets are being trimmed.
9170 2008-01-22 H.J. Lu <hongjiu.lu@intel.com>
9173 * configure.ac (ld_vers): Support GNU linker version xx.xx.*
9174 (as_vers): Likewise.
9175 * configure: Regenerated.
9177 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9180 * tree-pass.h (pass_build_alias): New pass.
9181 * tree-ssa-alias.c (gate_build_alias): New.
9182 (pass_build_alias): New.
9183 * passes.c (init_optimization_passes): Add pass_build_alias after
9184 pass_create_structure_vars.
9186 2008-01-22 Wolfgang Gellerich <gellerich@de.ibm.com>
9188 * config/s390/s390.h (S390_TDC_POSITIVE_NORMALIZED_NUMBER):
9189 Renamed to S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER.
9190 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): Renamed to
9191 S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER.
9192 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): Renamed to
9193 S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER.
9194 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): Renamed to
9195 S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER.
9196 (S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER): New constant.
9197 (S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER): New constant.
9198 (S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER): New constant.
9199 (S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER): New constant.
9200 * config/s390/s390.md (FP_ALL): New mode iterator.
9201 (_d): New mode attribute.
9202 ("*signbit<mode>2>"): Changed mode of first operand.
9203 ("isinf<mode>2"): Changed mode of first operand.
9204 ("*TDC_insn"): Adaptation for DFP modes.
9206 2008-01-22 Ben Elliston <bje@au.ibm.com>
9208 * tree.c (check_qualified_type): Improve function description.
9210 2008-01-21 Jason Merrill <jason@redhat.com>
9213 * tree.h (TRY_CATCH_IS_CLEANUP): New macro.
9214 * tree-eh.c (honor_protect_cleanup_actions): Strip TRY_CATCH_EXPR
9217 2008-01-21 DJ Delorie <dj@redhat.com>
9219 * doc/tm.texi (HARD_REGNO_NREGS): Note that this macro must not
9222 2008-01-21 Richard Guenther <rguenther@suse.de>
9225 * tree-cfg.c (verify_expr): Allow all invariant expressions
9226 instead of just constant class ones as reference argument.
9227 * tree-ssa-loop-im.c (for_each_index): Handle CONSTRUCTOR
9228 like any other constant.
9229 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
9231 2008-01-21 H.J. Lu <hongjiu.lu@intel.com>
9233 * regmove.c (fixup_match_1): Update call crossed frequencies.
9235 2008-01-21 Richard Guenther <rguenther@suse.de>
9238 * tree-inline.c (setup_one_parameter): Deal with mismatched
9239 types using a VIEW_CONVERT_EXPR.
9241 2008-01-21 Alon Dayan <alond@il.ibm.com>
9242 Olga Golovanevsky <olga@il.ibm.com>
9244 PR tree-optimization/34701
9245 * ipa-struct-reorg.c (gen_size): Fix the malloc parameter calculation
9246 when the structure size is not a power of 2.
9248 2008-01-20 Kenneth Zadeck <zadeck@naturalbridge.com>
9250 * doc/install.texi: Add doc for --enable-checking=df.
9252 2008-01-20 Kaz Kojima <kkojima@gcc.gnu.org>
9254 PR rtl-optimization/34808
9255 * emit-rtl.c (try_split): Handle REG_RETVAL notes.
9257 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
9259 * global.c (find_reg): Only compute EH_RETURN_DATA_REGNO once per
9262 2008-01-19 Kenneth Zadeck <zadeck@naturalbridge.com>
9264 PR rtl-optimization/26854
9265 PR rtl-optimization/34400
9266 * ddg.c (create_ddg_dep_from_intra_loop_link): Do not use
9268 * df.h (df_changeable_flags.DF_RD_NO_TRIM): New.
9269 (df_rd_bb_info.expanded_lr_out): New.
9270 * loop_invariant.c (find_defs): Added DF_RD_NO_TRIM flag.
9271 * loop_iv.c (iv_analysis_loop_init): Ditto.
9272 * df-problems.c (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
9273 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
9274 Added code to allocate, initialize or free expanded_lr_out.
9275 (df_rd_bb_local_compute_process_def): Restructured to make
9276 more understandable.
9277 (df_rd_confluence_n): Add code to do nothing with fake edges and
9278 code to no apply invalidate_by_call sets if the sets are being trimmed.
9279 (df_lr_local_finalize): Renamed to df_lr_finalize.
9280 (df_live_local_finalize): Renamed to df_live_finalize.
9282 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
9285 * config/mips/mips.md (div<mode>3): Use <recip_condition> when
9286 deciding whether to use reciprocal instructions.
9288 2008-01-19 Uros Bizjak <ubizjak@gmail.com>
9290 * dwarf2out.c (dwarf2out_switch_text_section): Do not call
9291 dwarf2out_note_section_used if cold_text_section is NULL.
9293 2008-01-19 Jakub Jelinek <jakub@redhat.com>
9295 PR gcov-profile/34610
9296 * tree-cfg.c (make_edges): Mark both outgoing edges from
9297 OMP_CONTINUE and from OMP_FOR as EDGE_ABNORMAL.
9298 * omp-low.c (expand_omp_for): Clear EDGE_ABNORMAL bits
9299 from OMP_FOR and OMP_CONTINUE outgoing edges.
9301 * tree-profile.c (tree_profiling): Return early if
9302 cfun->after_tree_profile != 0. Set cfun->after_tree_profile
9304 * omp-low.c (expand_omp_parallel): Copy after_tree_profile
9305 from cfun to child_cfun.
9306 * function.h (struct function): Add after_tree_profile bit.
9308 2008-01-19 Anatoly Sokolov <aesok@post.ru>
9310 * config/avr/avr.S (_exit): Disable interrupt.
9312 2008-01-18 Kenneth Zadeck <zadeck@naturalbridge.com>
9313 Steven Bosscher <stevenb.gcc@gmail.com>
9315 PR rtl-optimization/26854
9316 PR rtl-optimization/34400
9317 * df-problems.c (df_live_scratch): New scratch bitmap.
9318 (df_live_alloc): Allocate df_live_scratch when doing df_live.
9319 (df_live_reset): Clear the proper bitmaps.
9320 (df_live_bb_local_compute): Only process the artificial defs once
9321 since the order is not important.
9322 (df_live_init): Init the df_live sets only with the variables
9323 found live by df_lr.
9324 (df_live_transfer_function): Use the df_lr sets to prune the
9325 df_live sets as they are being computed.
9326 (df_live_free): Free df_live_scratch.
9328 2008-01-18 Ian Lance Taylor <iant@google.com>
9330 * common.opt: Add fmerge-debug-strings.
9331 * dwarf2out.c (DEBUG_STR_SECTION_FLAGS): Test
9332 flag_merge_debug_strings rather than flag_merge_constants.
9333 * doc/invoke.texi (Option Summary): Mention
9334 -fmerge-debug-strings.
9335 (Debugging Options): Document -fmerge-debug-strings.
9337 2008-01-18 Ian Lance Taylor <iant@google.com>
9340 * tree.h (DECL_IS_OPERATOR_NEW): Define.
9341 (struct tree_function_decl): Add new field operator_new_flag.
9342 * tree-inline.c (expand_call_inline): When inlining a call to
9343 operator new, force the return value to go into a variable, and
9344 set DECL_NO_TBAA_P on that variable.
9345 * c-decl.c (merge_decls): Merge DECL_IS_OPERATOR_NEW flag.
9347 2008-01-18 Uros Bizjak <ubizjak@gmail.com>
9350 * dwarf2out.c (dwarf2out_switch_text_section): Do not guard with
9351 DWARF2_DEBUGGING_INFO.
9352 (dwarf2out_note_section_used): Ditto. Add prototype.
9353 (have_multiple_function_sections, text_section_used,
9354 cold_text_section_used, *cold_text_sections): Move declarations
9357 2008-01-17 Bob Wilson <bob.wilson@acm.org>
9359 * config/xtensa/unwind-dw2-xtensa.h (_Unwind_FrameState): Remove pc
9360 field and add signal_ra.
9361 * config/xtensa/unwind-dw2-xtensa.c (uw_frame_state_for): Remove
9362 assignments to frame state pc. Move end of stack check after
9363 MD_FALLBACK_FRAME_STATE_FOR.
9364 (uw_update_context_1): Use frame state signal_regs if set, instead
9365 of checking signal_frame flag.
9366 (uw_update_context): Use frame state signal_ra if set.
9367 * config/xtensa/linux.h (MD_UNWIND_SUPPORT): Define.
9368 * config/xtensa/linux-unwind.h: New file.
9370 2008-01-18 Bernhard Fischer <aldot@gcc.gnu.org>
9372 * modulo-sched.c (get_sched_window): Fix comment typo.
9374 2008-01-17 Andrew MacLeod <amacleod@redhat.com>
9376 PR tree-optimization/34648
9377 * tree-ssa-sccvn.c (visit_use): Expressions which can throw are varying.
9379 2008-01-17 Anatoly Sokolov <aesok@post.ru>
9381 * config/avr/avr.h (LINK_SPEC): Support -mrelax and -mpmem-wrap-around.
9382 * config/avr/avr.opt (mrelax, mpmem-wrap-around): Add.
9384 2008-01-17 Seongbae Park <seongbae.park@gmail.com>
9386 PR rtl-optimization/34400
9387 * df-core.c (df_worklist_dataflow_overeager,
9388 df_worklist_dataflow_doublequeue): New functions.
9389 (df_worklist_dataflow): Two different worklist solvers.
9390 * params.def (PARAM_DF_DOUBLE_QUEUE_THRESHOLD_FACTOR):
9393 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
9396 * doc/invoke.texi: Document the dependence on pthread for fopenmp
9397 and ftree-parallelize-loops.
9399 2008-01-17 Mircea Namolaru <namolaru@il.ibm.com>
9401 PR rtl-optimization/34826
9402 * loop-doloop (doloop_modify): Update the REG_BR_PROB note.
9404 2008-01-17 Andreas Krebbel <krebbel1@de.ibm.com>
9406 * global.c (find_reg): Mark the eh regs as used if necessary.
9407 * ra-conflict.c (global_conflicts): Set no_eh_reg flag.
9408 * ra.h (struct allocno): no_eh_reg field added. Changed
9409 no_stack_reg type to bitfield.
9411 2008-01-17 Eric Botcazou <ebotcazou@adacore.com>
9413 * tree.c (substitute_in_expr): Add missing 'break'.
9415 2008-01-17 Richard Guenther <rguenther@suse.de>
9417 PR tree-optimization/34825
9418 * tree-ssa-math-opts.c (is_division_by): Do not recognize
9419 x / x as division to handle.
9421 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9423 * pa64-hpux.h (LIB_SPEC): Add "-lpthread" in shared links if "-mt" or
9424 "-pthread" is specified.
9425 * pa-hpux11.h (LIB_SPEC): Likewise.
9427 2008-01-16 Janis Johnson <janis187@us.ibm.com>
9428 Peter Bergner <bergner@vnet.ibm.com>
9430 PR rtl-optimization/33796
9431 * sparseset.c (sparseset_alloc): Use xcalloc rather than xmalloc.
9433 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9435 PR libgfortran/34699
9436 * pa-hpux.h (LINK_SPEC): Only search /lib/pa1.1 and /usr/lib/pa1.1 on
9438 * pa-hpux10.h (LINK_SPEC): Likewise.
9439 * pa-hpux11.h (LINK_SPEC): Don't search /lib/pa1.1 and /usr/lib/pa1.1.
9441 2008-01-16 Richard Guenther <rguenther@suse.de>
9444 * fold-const.c (fold_convert_const_int_from_int): Do not
9445 set overflow if that occured only because of a sign extension
9446 change when converting from/to a sizetype with the same
9447 precision and signedness.
9449 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
9452 * dwarf2out.c (output_call_frame_info): Move output of FDE initial
9453 location address to the correct place. Update copyright year.
9455 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
9457 * lambda-code.c (lambda_transform_legal_p): Handle the case of
9458 no dependences in the dependence_relations vector.
9460 2008-01-16 Jan Hubicka <jh@suse.cz>
9462 PR rtl-optimization/31396
9463 * regstat.c (regstat_bb_compute_ri): Compute FREQ_CALLS_CROSSED.
9464 * cfg.c (dump_reg_info): Print it.
9465 * regs.h (struct reg_info_t): add freq_calls_crossed.
9466 (REG_FREQ_CALLS_CROSSED): New macro.
9467 * global.c (global_alloc): Compute freq_calls_crossed for allocno.
9468 (find_reg): Update call of CALLER_SAVE_PROFITABLE.
9469 * regmove.c (optimize_reg_copy_1, optimize_reg_copy_2, fixup_match_2,
9470 regmove_optimize): Update call crossed frequencies.
9471 * local-alloc.c (struct qty): Add freq_calls_crossed.
9472 (alloc_qty): Copute freq_calls_crossed.
9473 (update_equiv_regs, combine_regs): Update REG_FREQ_CALLS_CROSSED.
9474 (find_free_reg): Update call of CALLER_SAVE_PROFITABLE.
9475 * ra.h (struct allocno): Add freq_calls_crossed.
9477 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
9479 * gcc.c (LINK_COMMAND_SPEC): Add includes and link options for
9480 libgomp when compiling with ftree-parallelize-loops.
9481 (GOMP_SELF_SPECS): Add -pthread for ftree-parallelize-loops.
9483 2008-01-16 Richard Guenther <rguenther@suse.de>
9485 PR tree-optimization/34769
9486 * tree-data-ref.c (initialize_matrix_A): Revert fix for PR34458.
9487 * tree.c (int_cst_value): Instead make this function more
9488 permissive in what it accepts as valid input. Document this
9489 function always sign-extends the value.
9491 2008-01-16 Jakub Jelinek <jakub@redhat.com>
9492 Richard Guenther <rguenther@suse.de>
9495 * gimplify.c (fold_indirect_ref_rhs): Rename to ...
9496 (gimple_fold_indirect_ref_rhs): ... this.
9497 (gimple_fold_indirect_ref): New function with foldings
9498 that preserve lvalueness.
9499 (gimplify_modify_expr_rhs): Call gimple_fold_indirect_ref_rhs.
9500 * tree-flow.h (gimple_fold_indirect_ref): Declare.
9501 * tree-inline.c (copy_body_r): Use gimple_fold_indirect_ref
9502 to fold an INDIRECT_REF, fall back to the old use of
9503 fold_indirect_ref_1.
9505 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
9507 * tree-data-ref.c (subscript_dependence_tester_1): Call
9508 free_conflict_function.
9509 (compute_self_dependence): Same.
9511 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
9514 * debug.h (dwarf2out_switch_text_section): Move declaration from ...
9515 * dwarf2out.c (dwarf2out_switch_text_section): ... here. Make
9517 * final.c (final_scan_insn) [NOTE_INSN_SWITCH_TEXT_SECTIONS]:
9518 Depending on dwarf2out_do_frame, call dwarf2out_switch_text_section
9519 for DWARF2_UNWIND_INFO targets.
9521 2008-01-16 Richard Guenther <rguenther@suse.de>
9524 * c-typeck.c (common_pointer_type): Do not merge inconsistent
9525 type qualifiers for function types.
9527 2008-01-15 Jerry DeLisle <jvdelisle@gcc.gnu.org>
9529 * tree-parloops.c (gen_parallel_loop): Fix ommision of declaration for
9530 loop_iterator li from previous commit.
9532 2008-01-15 Sebastian Pop <sebastian.pop@amd.com>
9534 * tree-parloops.c (gen_parallel_loop): Free loop bound estimations.
9536 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
9538 * tree-parloops.c (loop_has_blocks_with_irreducible_flag): New.
9539 (parallelize_loops): Don't parallelize irreducible components.
9541 2008-01-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9544 * c-opts (c_common_post_options): Do not enable CPP
9545 flag_pedantic_errors by default.
9547 2008-01-14 Eric Botcazou <ebotcazou@adacore.com>
9549 PR rtl-optimization/31944
9550 * cse.c (remove_pseudo_from_table): New function.
9551 (merge_equiv_classes): Use above function to remove pseudo-registers.
9552 (invalidate): Likewise.
9554 2008-01-13 Richard Guenther <rguenther@suse.de>
9557 * emit-rtl.c (set_reg_attrs_for_decl_rtl): Use DECL_MODE
9558 instead of TYPE_MODE to deal with calls from expand_one_error_var.
9560 2008-01-13 Uros Bizjak <ubizjak@gmail.com>
9562 * gcse.c (cprop_jump): Call validate_unshare_change instead of
9563 validate_change to unshare the source of the PC set.
9565 2008-01-12 Jan Hubicka <jh@suse.cz>
9568 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Do not construct
9569 references above array bounds. This might trigger bounds checks for
9572 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
9574 * tree-ssa-ter.c (free_temp_expr_table): Free num_in_part and
9575 new_replaceable_dependencies.
9577 2008-01-12 Doug Kwan <dougkwan@google.com>
9579 * c-decl.c: (grokdeclarator): Use OPT_Wignored_qualifiers
9580 instead of OPT_Wreturn_type in warning due to ignored return type
9582 * c-opt.c (c_common_post_option): Add -Wignored-qualifiers to
9583 options included in -Wextra.
9584 * c.opt: New option -Wignored_qualifiers.
9585 * doc/invoke.texi (Warning Options, -Wextra): Add new option
9586 -Wignore_qualifiers.
9587 (-Wignored-qualifiers): Document.
9588 (-Wreturn-type): Remove description of functionality now handled
9589 by -Wignored-qualifiers.
9591 2008-01-12 Eric Botcazou <ebotcazou@adacore.com>
9594 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Fold an existing
9595 NOP_EXPR if it is between integral types with the same precision.
9597 2008-01-12 Jan Hubicka <jh@suse.cz>
9600 * invoke.texi (max-inline-recursive-depth): Fix default value.
9602 2008-01-12 Zdenek Dvorak <ook@ucw.cz>
9604 * tree-parloops.c (transform_to_exit_first_loop): Cast nit to the
9607 2008-01-11 Bob Wilson <bob.wilson@acm.org>
9609 * config/xtensa/xtensa.c (override_options): Set flag_shlib.
9611 2008-01-11 James E. Wilson <wilson@specifix.com>
9614 * config/vax/elf.h (FRAME_POINTER_CFA_OFFSET): Define.
9616 2008-01-11 Anatoly Sokolov <aesok@post.ru>
9618 * config/avr/avr.c (expand_prologue, expand_epilogue): Don't
9619 save/restore frame pointer register and don't use 'call-prologues'
9620 optimization in function with "OS_task" attribute.
9622 2008-01-11 Eric Botcazou <ebotcazou@adacore.com>
9625 * expr.c (copy_blkmode_from_reg): Use a mode suited to the size
9626 when copying to memory.
9628 2008-01-11 Steven Bosscher <stevenb.gcc@gmail.com>
9630 PR rtl-optimization/30905
9631 * cfgcleanup.c: Include dce.h
9632 (crossjumps_occured): New global variable.
9633 (try_crossjump_bb): Exit loop after finding a fallthru edge.
9634 If something changed, set crossjumps_occured to true.
9635 (try_optimize_cfg): Clear crossjumps_occured at the beginning.
9636 Don't add/remove fake edges to exit here...
9637 (cleanup_cfg): ...but do it here, when crossjumping.
9638 Run a fast DCE when successful crossjumps occured in the latest
9639 iteration of try_optimize_cfg.
9641 2008-01-11 Richard Guenther <rguenther@suse.de>
9643 * tree-ssa-sccvn.c (struct vn_binary_op_s): Move hashcode near opcode.
9644 (struct vn_unary_op_s): Likewise.
9645 (vn_reference_insert): Free old reference on hash collision.
9647 2008-01-10 Raksit Ashok <raksit@google.com>
9649 PR rtl-optimization/27971
9650 * combine.c (find_split_point): Split PLUS expressions which are
9651 inside a MEM rtx, and whose first operand is complex.
9653 2008-01-10 DJ Delorie <dj@redhat.com>
9655 * config/m32c/m32c.c (m32c_hard_regno_nregs_1): Renamed from...
9656 (m32c_hard_regno_nregs): ...this, which is now a wrapper.
9657 (m32c_hard_regno_ok): Call the underlying function.
9659 2008-01-10 Richard Guenther <rguenther@suse.de>
9662 * tree-cfg.c (tree_merge_blocks): Do not go through the
9663 full-blown folding and stmt updating path if we just deal
9664 with virtual operands.
9665 * tree-ssa-copy.c (may_propagate_copy): Do not short-cut
9666 test for abnormal SSA_NAMEs.
9668 2008-01-10 Andreas Krebbel <krebbel1@de.ibm.com>
9671 * reload.c (push_reload): Add assertions. All constants from
9672 reg_equiv_constant should have been used for replacing the respective
9674 (find_reloads_address): Invoke find_reloads_address_part for
9675 constant taken from the reg_equiv_constant array.
9677 2008-01-10 Steven Bosscher <stevenb.gcc@gmail.com>
9679 * tree-ssa-sccvn.h (struct vn_ssa_aux): Make the most accessed
9680 field (valnum) the first in the struct. Replace bools with
9683 2008-01-10 Richard Guenther <rguenther@suse.de>
9685 PR tree-optimization/34651
9686 * tree-sra.c (sra_build_assignment): Sanitize. Use the correct
9687 types and ordering for masking and converting.
9689 2008-01-09 Sebastian Pop <sebastian.pop@amd.com>
9691 PR tree-optimization/34017
9692 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Generate code
9693 also for PHI_NODE expressions.
9695 2008-01-09 Jan Hubicka <jh@suse.cz>
9697 PR tree-optimization/34708
9698 * tree-inline.c (estimate_num_insns_1): Compute cost of SWITCH_EXPR
9699 based on number of case labels.
9700 (init_inline_once): Remove switch_cost.
9701 * tree-inline.h (eni_weights_d): Remove switch_cost.
9703 2008-01-09 Richard Guenther <rguenther@suse.de>
9704 Andrew Pinski <andrew_pinski@playstation.sony.com>
9707 * gimplify.c (gimplify_cond_expr): Do not create an addressable
9708 temporary if an rvalue is ok or an lvalue is not required.
9710 2008-01-09 Richard Guenther <rguenther@suse.de>
9713 * tree-data-ref.c (initialize_matrix_A): Use tree_low_cst,
9716 2008-01-09 Richard Guenther <rguenther@suse.de>
9719 * tree.c (host_integerp): Check for sizetype only if the
9720 type is an integer type.
9722 2008-01-09 Steven Bosscher <stevenb.gcc@gmail.com>
9725 * opts.c (decode_options): Disable inlining of functions called
9726 once if not in unit-at-a-time mode.
9728 2008-01-09 Alexandre Oliva <aoliva@redhat.com>
9730 * Makefile.in (dse.o): Remove duplicate $(RECOG_H) dependency.
9732 2008-01-08 Richard Guenther <rguenther@suse.de>
9735 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Bail
9736 out early if the result will be unused.
9738 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
9743 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
9744 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
9747 2008-01-08 Jan Sjodin <jan.sjodin@amd.com>
9749 * config/i386/i386.c (k8_cost, amdfam10_cost): Branch costs
9750 for vectorization tuned.
9752 2008-01-08 Richard Guenther <rguenther@suse.de>
9754 PR tree-optimization/34683
9755 * tree-ssa-operands.c (operand_build_cmp): Export.
9756 * tree-ssa-operands.h (operand_build_cmp): Declare.
9757 * tree-vn.c (vuses_compare): Remove.
9758 (sort_vuses): Use operand_build_cmp.
9759 (sort_vuses_heap): Likewise.
9760 * tree-ssa-sccvn.c (vuses_to_vec): Use VEC_reserve, not VEC_alloc
9761 to re-use old VEC if available. Do not sort already sorted VUSEs.
9762 (vdefs_to_vec): Do not sort already sorted VDEFs.
9764 2008-01-08 Jakub Jelinek <jakub@redhat.com>
9767 * omp-low.c (copy_var_decl): Copy also DECL_SOURCE_LOCATION.
9769 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
9772 * doc/invoke.texi (i386 and x86-64 Options) [mrecip]: Document
9773 limitations of reciprocal sequences on x86 targets.
9775 2008-01-08 Richard Guenther <rguenther@suse.de>
9777 PR tree-optimization/34683
9778 * tree-flow-inline.h (var_ann): Remove overzealous asserts.
9780 2008-01-07 Jakub Jelinek <jakub@redhat.com>
9783 * config/darwin.c (darwin_mergeable_string_section): Don't use
9784 .cstring if int_size_in_bytes != TREE_STRING_LENGTH.
9786 2008-01-07 Uros Bizjak <ubizjak@gmail.com>
9789 * config/i386/i386.md (neg<mode>2): Rename from negsf2, negdf2 and
9790 negxf2. Macroize expander using X87MODEF mode iterator. Change
9791 predicates of op0 and op1 to register_operand.
9792 (abs<mode>2): Rename from abssf2, absdf2 and negxf2. Macroize
9793 expander using X87MODEF mode iterator. Change predicates of
9794 op0 and op1 to register_operand.
9795 ("*absneg<mode>2_mixed", "*absneg<mode>2_sse"): Rename from
9796 corresponding patterns and macroize using MODEF macro. Change
9797 predicates of op0 and op1 to register_operand and remove
9798 "m" constraint. Disparage "r" alternative with "!".
9799 ("*absneg<mode>2_i387"): Rename from corresponding patterns and
9800 macroize using X87MODEF macro. Change predicates of op0 and op1
9801 to register_operand and remove "m" constraint. Disparage "r"
9802 alternative with "!".
9803 (absneg splitter with memory operands): Remove.
9804 ("*neg<mode>2_1", "*abs<mode>2_1"): Rename from corresponding
9805 patterns and macroize using X87MODEF mode iterator.
9806 * config/i386/sse.md (negv4sf2, absv4sf2, neg2vdf2, absv2df2):
9807 Change predicate of op1 to register_operand.
9808 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Remove support
9809 for memory operands.
9811 2008-01-07 Nathan Froyd <froydnj@codesourcery.com>
9813 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add clause for mcpu=8548.
9815 2008-01-07 Richard Guenther <rguenther@suse.de>
9817 * basic-block.h (struct edge_def): Pair dest_idx with goto_locus
9820 2008-01-07 Richard Guenther <rguenther@suse.de>
9822 PR tree-optimization/34683
9823 * tree-ssa-sccvn.c (vuses_to_vec): Pre-allocate the vector of
9824 VOPs of the needed size to save memory. Use VEC_quick_push
9825 to save compile-time.
9826 (vdefs_to_vec): Likewise.
9828 2008-01-07 Sa Liu <saliu@de.ibm.com>
9830 * config/spu/spu.md (divdf3): Genetate inline code for double
9831 division. The implementation doesn't handle INF or NAN, therefore it
9832 only applies when -ffinite-math-only is given.
9834 2008-01-06 Paolo Carlini <pcarlini@suse.de>
9837 * c-cppbuiltin.c (c_cpp_builtins): Define __GXX_RTTI, if appropriate.
9838 * doc/cpp.texi ([Common Predefined Macros]): Document.
9840 2008-01-06 Uros Bizjak <ubizjak@gmail.com>
9842 * config/i386/i386.c (ix86_emit_swsqrtsf): Use negative constants in
9843 order to use commutative addition instead of subtraction.
9845 2008-01-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
9846 Mircea Namolaru <namolaru@il.ibm.com>
9847 Vladimir Yanovsky <yanov@il.ibm.com>
9848 Revital Eres <eres@il.ibm.com>
9850 PR tree-optimization/34263
9851 * tree-outof-ssa.c (process_single_block_loop_latch,
9852 contains_tree_r): New functions.
9853 (analyze_edges_for_bb): Call process_single_block_loop_latch
9854 function to empty single-basic-block latch block if possible.
9856 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
9858 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
9860 (ix86_emit_swsqrtsf): Do not filter out infinity for rsqrt expansion.
9862 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
9864 * c-omp.c (check_omp_for_incr_expr): Handle CONVERT_EXPR.
9866 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
9868 * config/mips/mips.c (mips_in_small_data_p): Reinstate size > 0 check.
9870 2008-01-05 Jakub Jelinek <jakub@redhat.com>
9872 PR tree-optimization/34618
9873 * tree-outof-ssa.c (create_temp): Copy over DECL_GIMPLE_REG_P
9876 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
9879 * config/i386/i386.c (ix86_emit_swsqrtsf): Swap input operands
9880 in the call to gen_rtx_NE. Remove unneeded VECTOR_MODE_P check.
9881 Update copyright year.
9883 * config/i386/i386.md (rsqrtsf2): Enable for TARGET_SSE_MATH.
9884 Update copyright year.
9885 * config/i386/sse.md (rsqrtv4sf2): Ditto. Unconditionally expand
9888 2008-01-05 Zhouyi Zhou <zhouzhouyi@FreeBSD.org>
9890 * tree-vrp.c (find_conditional_asserts): Remove redundant check that
9891 edge does not point to current bb before changing need_assert.
9893 2008-01-04 Richard Guenther <rguenther@suse.de>
9896 * tree-cfg.c (verify_expr): Do not look inside ADDR_EXPRs
9897 for verifying purposes if they are is_gimple_min_invariant.
9899 2008-01-04 Aldy Hernandez <aldyh@redhat.com>
9901 PR tree-optimization/34448
9902 PR tree-optimization/34465
9903 * gimplify.c (gimplify_init_constructor): Add new parameter
9904 notify_temp_creation. Use it.
9905 (gimplify_modify_expr_rhs): Take volatiles into account when
9906 optimizing constructors.
9907 Do not optimize constructors if gimplify_init_constructor will dump to
9909 * gcc.dg/tree-ssa/pr32901.c: Tests const volatiles.
9910 * gcc.c-torture/compile/pr34448.c: New.
9912 2008-01-04 Jakub Jelinek <jakub@redhat.com>
9914 PR gcov-profile/34609
9915 * tree-inline.c (declare_return_variable): Set TREE_ADDRESSABLE on
9916 return_slot if result is TREE_ADDRESSABLE.
9918 2008-01-04 Richard Sandiford <rsandifo@nildram.co.uk>
9920 * config/mips/mips.md (sqrt_condition): Tweak comment.
9921 (recip_condition): Likewise. Require TARGET_FLOAT64 for DFmode.
9923 2008-01-03 Tom Tromey <tromey@redhat.com>
9926 * c-common.c (c_type_hash): Handle VLAs.
9928 2008-01-03 Jan Hubicka <jh@suse.cz>
9930 PR tree-optimization/31081
9931 * tree-inline.c (remap_ssa_name): Initialize uninitialized SSA vars to
9932 0 when inlining and not inlining to first basic block.
9933 (remap_decl): When var is initialized to 0, don't set default_def.
9934 (expand_call_inline): Set entry_bb.
9935 * tree-inline.h (copy_body_data): Add entry_bb.
9937 2008-01-03 Jakub Jelinek <jakub@redhat.com>
9940 * cgraphunit.c (cgraph_build_static_cdtor): set_cfun back to NULL
9943 PR tree-optimization/29484
9944 * tree-inline.c (inline_forbidden_p_2): New function.
9945 (inline_forbidden_p): Disallow inlining if some static var
9946 has an address of a local LABEL_DECL in its initializer.
9947 * doc/extend.texi (Labels as Values): Document &&foo behaviour
9950 2008-01-03 Sebastian Pop <sebastian.pop@amd.com>
9952 PR tree-optimization/34635
9953 * tree-data-ref.c (add_other_self_distances): Make sure that the
9954 evolution step is constant.
9956 2008-01-03 Jakub Jelinek <jakub@redhat.com>
9959 * omp-low.c (expand_omp_parallel): Purge dead EH edges in the child fn.
9961 2008-01-02 Richard Sandiford <rsandifo@nildram.co.uk>
9963 * tree-sra.c (scalarize_init): Insert the generate_element_init
9964 statements after the generate_element_zero statements.
9966 2008-01-02 Richard Guenther <rguenther@suse.de>
9970 * tree-ssa-operands.c (ssa_operand_alloc): Also allocate a buffer
9971 for very large number of operands instead of ICEing.
9973 2008-01-02 Arthur Norman <acn1@cam.ac.uk>
9976 * config/i386/i386.c (ix86_expand_prologue): Save red-zone
9977 while stack probing.
9979 2008-01-01 Douglas Gregor <doug.gregor@gmail.com>
9981 * c-opts.c (sanitize_cpp_opts): Don't warn about "long long" when
9984 2008-01-01 Volker Reichelt <v.reichelt@netcologne.de>
9987 * tree-mudflap.c (mx_register_decls): Guard warning by
9988 !DECL_ARTIFICIAL check.
9990 2008-01-01 Jakub Jelinek <jakub@redhat.com>
9992 * config/i386/sse.md (sse5_pperm, sse5_pperm_pack_v2di_v4si,
9993 sse5_pperm_pack_v4si_v8hi, sse5_pperm_pack_v8hi_v16qi,
9994 sse5_perm<mode>): Fix constraints.