1 2008-05-19 Xinliang David Li <davidxl@google.com>
3 * tree-ssa-dce.c: Revert patches of 2008-05-17 and 2008-05-18.
6 * doc/invoke.texi: Ditto.
8 2008-05-19 Eric Botcazou <ebotcazou@adacore.com>
10 * tree.c (substitute_in_expr) <tcc_vl_exp>: Fix thinko.
11 (substitute_placeholder_in_expr) <tcc_vl_exp>: Minor tweak.
13 2008-05-19 H.J. Lu <hongjiu.lu@intel.com>
15 * config/i386/i386.c (ix86_expand_vector_init_concat): Change
16 sizes of operand array from 8/4 to 4/2.
17 (ix86_expand_vector_init_general): Change size of operand array
18 from 32 to 16. Remove op0, op1 and half_mode.
20 2008-05-19 H.J. Lu <hongjiu.lu@intel.com>
22 * config/i386/i386.c (ix86_expand_vector_init_concat): New.
23 (ix86_expand_vector_init_interleave): Likewise.
24 (ix86_expand_vector_init_general): Use them. Assert word_mode
25 == SImode when n_words == 4.
27 2008-05-19 Uros Bizjak <ubizjak@gmail.com>
29 * config/i386/i386.c (ix86_secondary_reload): New static function.
30 (TARGET_SECONDARY_RELOAD): New define.
31 * config/i386/i386.h (SECONDARY_OUTPUT_RELOAD_CLASS): Remove.
32 * config/i386/i386.md (reload_outqi): Remove.
34 2008-05-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
37 * builtins.c (mathfn_built_in_1): Renamed from mathfn_built_in.
38 Add `implicit' parameter. Handle BUILT_IN_SIGNBIT.
39 (mathfn_built_in): Rewrite in terms of mathfn_built_in_1.
40 (fold_builtin_classify): Handle BUILT_IN_ISINF_SIGN.
41 (fold_builtin_1): Likewise.
42 * builtins.def (BUILT_IN_ISINF_SIGN): New.
43 c-common.c (check_builtin_function_arguments): Handle
45 * doc/extend.texi: Document __builtin_isinf_sign.
46 * fold-const.c (operand_equal_p): Handle COND_EXPR.
48 2008-05-18 Eric Botcazou <ebotcazou@adacore.com>
50 * tree-ssa-dom.c (tree_ssa_dominator_optimize): If some blocks need
51 EH cleanup at the end of the pass, search for those that have been
52 turned into forwarder blocks and do the cleanup on their successor.
54 2008-05-18 Richard Guenther <rguenther@suse.de>
56 * tree-cfg.c (verify_gimple_expr): Allow conversions from
57 pointers to sizetype and vice versa.
59 2008-05-18 Xinliang David Li <davidxl@google.com>
61 * gcc/tree-ssa-dce.c: Coding style fix.
62 (check_pow): Documentation comment.
63 (check_log): Documenation comment. Coding style fix.
64 (is_unnecessary_except_errno_call): Ditto.
65 (gen_conditions_for_pow): Ditto.
66 (gen_conditions_for_log): Ditto.
67 (gen_shrink_wrap_conditions): Ditto.
68 (shrink_wrap_one_built_in_calls): Ditto.
69 * gcc/doc/invoke.texi: Better documentation string.
70 * ChangeLog: Fix wrong change log entries from
71 May 17 checkin on function call DCE.
73 2008-05-17 Kaz Kojima <kkojima@gcc.gnu.org>
75 * config/sh/sh.c (sh_output_mi_thunk): Update the use of init_flow.
77 2008-05-17 Kenneth Zadeck <zadeck@naturalbridge.com>
79 * doc/rtl.texi (RTL_CONST_CALL_P, RTL_PURE_CALL_P): Fixed typos.
80 * df-problems.c (simulation routines): Fixed block comment to
81 properly say how to add forwards scanning functions.
83 2008-05-17 Eric Botcazou <ebotcazou@adacore.com>
85 * tree-inline.c (setup_one_parameter): Remove dead code.
87 2008-05-17 Eric Botcazou <ebotcazou@adacore.com>
89 * fold-const.c (fold_unary) <CASE_CONVERT>: Fold the cast into
90 a BIT_AND_EXPR only for an INTEGER_TYPE.
92 2008-05-17 Xinliang David Li <davidxl@google.com>
94 * gcc/tree-ssa-dce.c (cond_dead_built_in_calls): New static variable.
95 (check_pow, check_log, is_unnecessary_except_errno_call): New
96 functions to check for eliminating math functions that are pure
97 except for setting errno.
98 (gen_conditions_for_pow, gen_conditionas_for_log): New functions to
99 general condition expressions for shrink-wrapping pow/log calls.
100 (gen_shrink_wrap_conditions): Ditto.
101 (shrink_wrap_one_built_in_call): Ditto.
102 (shrink_wrap_conditional_dead_built_in_calls): Ditto.
103 (mark_operand_necessary): If debugging, output if OP is necessary.
104 (eliminate_unnecessary_stmts): Eliminate pow, log calls that are
106 * gcc/opts.c (decode_options): set flag_tree_builtin_dce to 1 when
108 * gcc/common.opt: New user flag -ftree-builtin-dce.
109 * gcc/doc/invoke.texi (-ftree-builtin-dce): New option.
111 2008-05-16 David S. Miller <davem@davemloft.net>
113 * config/sparc/linux.h (NO_PROFILE_COUNTERS): Undef before overriding.
114 * config/sparc/linux64.h (NO_PROFILE_COUNTERS): Likewise.
116 2008-05-16 Uros Bizjak <ubizjak@gmail.com>
119 * config/i386/i386.h (SECONDARY_MEMORY_NEEDED_MODE): New define.
121 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
123 * ifcvt.c (dead_or_predicable): Rename
124 df_simulate_one_insn_backwards to df_simulate_one_insn.
125 * recog.c (peephole2_optimize): Ditto.
126 * rtl-factoring.c (collect_pattern_seqs, clear_regs_live_in_seq):
128 * df.h: Rename df_simulate_one_insn_backwards to
129 df_simulate_one_insn. and delete df_simulate_one_insn_forwards.
130 * df-problems.c (df_simulate_artificial_refs_at_top) Reversed
131 scanning of defs and uses.
132 (df_simulate_one_insn_backwards): Renamed to df_simulate_one_insn.
133 (df_simulate_one_insn_forwards): Removed.
135 2008-05-16 Doug Kwan <dougkwan@google.com>
137 * real.c (real_to_decimal, real_to_hexadecimal): Distinguish
139 (real_from_string): Handle NaNs and Inf as approriate.
141 2008-05-16 Nathan Froyd <froydnj@codesourcery.com>
143 * doc/gty.texi (Source Files Containing Type Information): Note
144 that headers should appear first in the gtfiles list.
146 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
148 * tree.def (COND_EXEC): Properly documented this code.
150 2008-05-16 Diego Novillo <dnovillo@google.com>
152 * dwarf2asm.c (dw2_assemble_integer): Clarify comment.
153 * tree-nested.c (get_trampoline_type): Set DECL_CONTEXT for
156 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
158 * tree-ssa-dse (max_stmt_uid): Removed.
159 (get_stmt_uid, dse_possible_dead_store_p, dse_optimize_stmt,
160 tree_ssa_dse): Encapsulate all uses of stmt_ann->uid.
161 * tree-ssa-sccvn.c (compare_ops, init_scc_vn): Ditto.
162 * function.h (cfun.last_stmt_uid): New field.
163 * tree-flow-inline.h (set_gimple_stmt_uid, gimple_stmt_uid,
164 gimple_stmt_max_uid, set_gimple_stmt_max_uid, inc_gimple_stmt_max_uid):
166 * tree-dfa.c (renumber_gimple_stmt_uids): New function.
167 (create_stmt_ann): Initialize the ann->uid field.
168 * tree-ssa-pre.c (compute_avail): Encapsulate the stmt_ann->uid
170 * tree-flow.h (renumber_gimple_stmt_uids): New function.
172 2008-05-16 Nathan Froyd <froydnj@codesourcery.com>
174 * tree-flow.h (init_empty_tree_cfg_for_function): Declare.
175 * tree-cfg.c (init_empty_tree_cfg_for_function): Define.
176 (init_empty_tree_cfg): Call it.
178 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
180 * cfg.c (init_flow): Add argument THE_FUN. Use it instead of cfun.
183 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
185 * doc/invoke.text (-fdump-tree-*-verbose): New option.
186 * tree-dump.c (dump_options): New verbose option.
187 * tree-pretty-print.c (dump_phi_nodes, dump_generic_bb_buff):
189 * tree-pass.h (TDF_VERBOSE): New dump flag.
190 * print-tree.c (print_node): Added code to be able to print PHI_NODES.
191 (tree-flow.h): Added include.
192 * Makefile.in (print-tree.o): Added TREE_FLOW_H.
194 2008-05-16 Bernd Schmidt <bernd.schmidt@analog.com>
196 * config/bfin/bfin.c (bfin_discover_loops): Delete empty loops.
198 From Jie Zhang <jie.zhang@analog.com>
199 * config/bfin/t-bfin-elf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
200 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Remove mcpu=bf532-0.3,
201 mcpu=bf561-none and mcpu=bf561-0.2.
202 * config/bfin/t-bfin-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
203 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Likewise.
204 * config/bfin/t-bfin-linux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
205 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Likewise.
206 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add BFIN_CPU_UNKNOWN.
207 * config/bfin/elf.h (STARTFILE_SPEC): Use specific CRT for BF561.
208 (LIB_SPEC): Use proper linker script for bf561. Error if no mcpu
210 * config/bfin/bfin.c (bfin_cpu_type): Set to BFIN_CPU_UNKNOWN.
211 (cputype_selected): Remove.
212 (bfin_handle_option): Don't use cputype_selected.
213 (override_options): When no mcpu option, enable all workarounds.
214 Don't use bfin_workarounds.
215 * config/bfin/bfin.h (DRIVER_SELF_SPECS): Don't set default
217 (DEFAULT_CPU_TYPE): Don't define.
219 2008-05-16 Richard Guenther <rguenther@suse.de>
221 * tree-ssa-propagate.c (substitute_and_fold): Fix stmt walking
222 on deletion of the last stmt.
224 2008-05-15 H.J. Lu <hongjiu.lu@intel.com>
226 * config/i386/i386.c (ix86_expand_vector_init_general): Optimize
227 V8HImode for SSE2 and V16QImode for SSE4.1.
229 2008-05-15 Kenneth Zadeck <zadeck@naturalbridge.com>
231 * cgraph.h (compute_inline_parameters): Made public.
232 * tree-pass.h (ipa_opt_pass): Removed function_generate_summary,
233 variable_generate_summary, function_write_summary,
234 variable_write_summary, variable_read_summary. Added generate_summary,
235 write_summary, read_summary.
236 * cgraphunit.c (cgraph_process_new_functions): Changed call from
237 pass_ipa_inline.function_generate_summary, to
238 compute_inline_parameters.
239 * ipa-inline.c (compute_inline_parameters): Made public and added
241 (compute_inline_parameters_for_current): New function.
242 (pass_inline_param): Now calls compute_inline_parameters_for_current.
243 (inline_generate_summary): Removed parameter and made to loop over
245 (pass_ipa_inline): Updated for new IPA_PASS structure.
246 * passes.c (execute_ipa_summary_passes): Now is called once per
247 pass rather than once per node*pass.
249 2008-05-15 Anatoly Sokolov <aesok@post.ru>
251 * config/avr/avr.c (avr_base_arch_macro, avr_have_movw_lpmx_p,
252 avr_have_mul_p, avr_asm_only_p): Remove variables.
253 (avr_override_options): Remove initialization of removed variables.
254 (avr_file_start): Convert removed variables to fields of
255 'struct base_arch_s *avr_current_arch'.
256 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): (Ditto.).
257 (AVR_HAVE_MUL): (Ditto.).
258 (AVR_HAVE_MOVW): (Ditto.).
259 (AVR_HAVE_LPMX): (Ditto.).
260 (avr_base_arch_macro, avr_have_movw_lpmx_p, avr_have_mul_p,
261 avr_asm_only_p): Remove declaration.
263 2008-05-15 Diego Novillo <dnovillo@google.com>
265 * config/arm/arm.c (arm_return_in_memory): Fix return type.
266 * config/arm/arm-protos.h (arm_return_in_memory): Likewise.
268 2008-05-15 Adam Nemet <anemet@caviumnetworks.com>
271 * combine.c (check_conversion): Rename back to check_promoted_subreg.
272 Don't call record_truncated_value from here.
273 (record_truncated_value): Turn it into a for_each_rtx callback.
274 (record_truncated_values): New function.
275 (combine_instructions): Call note_uses with record_truncated_values.
276 Change name of check_conversion to check_promoted_subreg.
278 2008-05-15 Janis Johnson <janis187@us.ibm.com>
280 * doc/sourcebuild.texi: Document support for torture tests.
282 2008-05-15 Uros Bizjak <ubizjak@gmail.com>
284 * config/i386/sse.md (*vec_concatv2sf_sse4_1): Add "m" constraint
285 to alternative 4 of operand 2.
287 2008-05-15 Richard Guenther <rguenther@suse.de>
289 * tree-pass.h (current_pass): Declare.
290 (get_pass_for_id): Likewise.
291 * passes.c (passes_by_id, passes_by_id_size): New globals.
292 (set_pass_for_id): New function.
293 (get_pass_for_id): Likewise.
294 (register_one_dump_file): Use set_pass_for_id to populate passes_by_id.
295 (execute_function_todo): Flush per function statistics.
296 * toplev.c (compile_file): Init statistics.
297 (general_init): Do early statistics initialization.
298 (finalize): Finish statistics.
299 * statistics.h (statistics_early_init): Declare.
300 (statistics_init): Likewise.
301 (statistics_fini): Likewise.
302 (statistics_fini_pass): Likewise.
303 (statistics_counter_event): Likewise.
304 (statistics_histogram_event): Likewise.
305 * statistics.c: New file.
306 * Makefile.in (OBJS-common): Add statistics.o.
307 (statistics.o): Add dependencies.
308 * doc/invoke.texi (-fdump-statistics): Document.
310 * tree-ssa-pre.c (compute_antic): Use statistics_histogram_event.
312 (execute_pre): Use statistics_counter_event.
313 * tree-ssa-propagate.c (struct prop_stats_d): Add num_dce field.
314 (substitute_and_fold): Increment it. Use statistics_counter_event.
316 2008-05-15 Diego Novillo <dnovillo@google.com>
318 http://gcc.gnu.org/ml/gcc-patches/2008-05/msg00893.html
320 * treestruct.def (TS_STRUCT_FIELD_TAG): Remove.
321 * tree-ssa-alias.c (new_type_alias): Remove references to
322 sub-variables from comment.
323 * tree-ssa-operands.c (swap_tree_operands): Likewise.
325 2008-05-15 H.J. Lu <hongjiu.lu@intel.com>
327 * config/i386/sse.md (*vec_concatv2sf_sse4_1): Set prefix_extra
328 attribute to 1 only for insertps alternative.
330 2008-05-15 Bernd Schmidt <bernd.schmidt@analog.com>
332 * config/bfin/bfin.md (loadbytes): New pattern.
333 * config/bfin/bfin.c (enum bfin_builtins): Add BFIN_BUILTIN_LOADBYTES.
334 (bfin_init_builtins): Initialize it.
335 (bdesc_1arg): Add it.
337 2008-05-15 Sa Liu <saliu@de.ibm.com>
339 * testsuite/gfortran.dg/c_kind_int128_test1.f03: New.
340 * testsuite/gfortran.dg/c_kind_int128_test2.f03: New.
341 * testsuite/lib/target-supports.exp: Add
342 check_effective_target_fortran_integer_16.
344 2008-05-15 Bernd Schmidt <bernd.schmidt@analog.com>
346 * config/bfin/bfin.h (TARGET_RETURN_IN_MEMORY): Don't define here.
347 * config/bfin/bfin-protos.h (bfin_return_in_memory): Don't declare.
348 * config/bfin/bfin.c (bfin_return_in_memory): Now static. Return bool.
349 (TARGET_RETURN_IN_MEMORY): Define.
351 2008-05-15 Richard Guenther <rguenther@suse.de>
354 * tree-ssa-alias.c (new_type_alias): Do not set TREE_READONLY.
355 * tree-flow-inline.h (unmodifiable_var_p): Memory tags never
356 represent unmodifiable vars.
358 2008-05-15 Richard Guenther <rguenther@suse.de>
360 * tree-dfa.c (refs_may_alias_p): Allow all kinds of
361 INDIRECT_REF and TARGET_MEM_REF.
362 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
365 2008-05-15 Uros Bizjak <ubizjak@gmail.com>
366 H.J. Lu <hongjiu.lu@intel.com>
368 * config/i386/sse.md (*vec_concatv2sf_sse4_1): New insn pattern.
369 (*vec_concatv2si_sse4_1): Use vector_move_operand predicate
370 for operand 2. Remove pinsr{q,d} with 0x0 immediate operand from
371 insn alternatives. Add missing alternatives.
372 (*vec_concatv2di_rex64_sse4_1): Likewise.
373 (*vec_concatv2si_sse2): Use "x" register constraint instead of "Y2".
374 (*vec_concatv2di_rex64_sse): Rename from *vec_concatv2di_rex64.
377 2008-05-15 Richard Guenther <rguenther@suse.de>
379 PR tree-optimization/36009
380 PR tree-optimization/36204
381 * tree-ssa-loop-im.c (tree-ssa-propagate.h): Include.
382 (determine_invariantness_stmt): Record the loop a store is
384 * Makefile.in (tree-ssa-loop-im.o): Add tree-ssa-propagate.h
387 2008-05-15 Richard Guenther <rguenther@suse.de>
389 PR tree-optimization/34330
390 * tree-ssa-alias.c (get_smt_for): Only assert that accesses
391 through the pointer will alias the SMT.
393 2008-05-14 Andreas Tobler <a.tobler@schweiz.org>
395 * config/sparc/sparc.h (NO_PROFILE_COUNTERS): Define as 0.
397 2008-05-14 H.J. Lu <hongjiu.lu@intel.com>
399 * config/i386/sse.md (*sse4_1_pinsrq): Make it 64bit only.
401 2008-05-14 Michael Meissner <michael.meissner@amd.com>
402 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
404 * optabs.h (optab_index): Add OTI_vashl, OTI_vlshr, OTI_vashr,
405 OTI_vrotl, OTI_vrotr to support vector/vector shifts.
406 (vashl_optab): New optab for vector/vector shifts.
407 (vashr_optab): Ditto.
408 (vlshr_optab): Ditto.
409 (vrotl_optab): Ditto.
410 (vrotr_optab): Ditto.
411 (optab_subtype): New enum for optab_for_tree_code call.
412 (optab_for_tree_code): Add enum optab_subtype argument.
414 * optabs.c (optab_for_tree_code): Take an additional argument to
415 distinguish between a vector shift by a scalar and vector shift by
416 a vector. Make lshr/ashr/ashl/rotl/rotr optabs just vector
417 shifted by a scalar. Use vlshr/vashr/vashl/vrotl/vrotr for the
418 vector shift by a vector.
419 (expand_widen_pattern_expr): Pass additional argument to
422 * genopinit.c (optabs): Add vashr_optab, vashl_optab, vlshr_optab,
423 vrotl_optab, vrotr_optab.
425 * expr.c (expand_expr_real_1): Update calls to
426 optab_for_tree_code to distinguish between vector shifted by a
427 scalar and vector shifted by a vector.
428 * tree-vectorizer.c (supportable_widening_operation): Ditto.
429 (supportable_narrowing_operation): Ditto.
430 * tree-vect-analyze.c (vect_build_slp_tree): Ditto.
431 * tree-vect-patterns.c (vect_pattern_recog_1): Ditto.
432 * tree-vect-transform.c (vect_model_reduction_cost): Ditto.
433 (vect_create_epilog_for_reduction): Ditto.
434 (vectorizable_reduction): Ditto.
435 (vectorizable_operation): Ditto.
436 (vect_strided_store_supported): Ditto.
437 (vect_strided_load_supported): Ditto.
438 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
439 * expmed.c (expand_shift): Ditto.
441 * doc/md.texi (ashl@var{m}3): Document that operand 2 is always a
443 (ashr@var{m}3): Ditto.
444 (vashl@var{m}3): Document new vector/vector shift standard name.
445 (vashr@var{m}3): Ditto.
446 (vlshr@var{m}3): Ditto.
447 (vrotl@var{m}3): Ditto.
448 (vrotr@var{m}3): Ditto.
450 * config/i386/i386.md (PPERM_SRC): Move PPERM masks here from i386.c.
451 (PPERM_INVERT): Ditto.
452 (PPERM_REVERSE): Ditto.
453 (PPERM_REV_INV): Ditto.
457 (PPERM_INV_SIGN): Ditto.
461 * config/i386/sse.md (mulv2di3): Add SSE5 support.
462 (sse5_pmacsdql_mem): New SSE5 define_and_split that temporarily
463 allows a memory operand to be the value being added, and split it
464 to improve vectorization.
465 (sse5_pmacsdqh_mem): Ditto.
466 (sse5_mulv2div2di3_low): SSE5 32-bit multiply and extend function.
467 (sse5_mulv2div2di3_high): Ditto.
468 (vec_pack_trunc_v8hi): Add SSE5 pperm support.
469 (vec_pack_trunc_v4si): Ditto.
470 (vec_pack_trunc_v2di): Ditto.
471 (sse5_pcmov_<mode>): Remove code that tried to use use
472 andps/andnps instead of pcmov.
473 (vec_widen_smult_hi_v4si): If we have SSE5, use the pmacsdql and
474 pmacsdqh instructions.
475 (vec_widen_smult_lo_v4si): Ditto.
477 * config/i386/i386.c (PPERM_SRC): Move PPERM masks to i386.md.
478 (PPERM_INVERT): Ditto.
479 (PPERM_REVERSE): Ditto.
480 (PPERM_REV_INV): Ditto.
484 (PPERM_INV_SIGN): Ditto.
487 (ix86_expand_sse_movcc): Move the SSE5 test after the if
489 (ix86_expand_int_vcond): If SSE5 generate all possible integer
491 (ix86_sse5_valid_op_p): Allow num_memory to be negative, which
492 says ignore whether the last reference is a memory operand.
494 2008-05-14 Michael Meissner <michael.meissner@amd.com>
495 Paolo Bonzini <bonzini at gnu dot org>
497 * config/rs6000/rs6000.c (bdesc_2arg): Change the names of vector
500 * config/rs6000/altivec.md (vashl<mode>3): Rename from ashl<mode>3.
501 (vlshr<mode>3): Rename from vlshr<mode>3.
502 (vashr<mode>3): Rename from vashr<mode>3.
503 (mulv4sf3): Change the names of vector shift patterns.
507 * config/spu/spu.c (spu_initialize_trampoline): Rename vector
510 * config/spu/spu-builtins.def (SI_SHLH): Rename vector shift insns.
535 * config/spu/spu.md (v): New iterator macro to add v for vector types.
536 (floatunssidf2_internal): Change vector/vector shift names.
537 (floatunsdidf2_internal): Ditto.
544 (vashl<mode>3): Rename from ashl<mode>3.
545 (vashr<mode>3): Rename from ashr<mode>3.
546 (vlshr<mode>3): Rename from lshr<mode>3.
547 (vrotl<mode>3): Rename from rotl<mode>3.
549 2008-05-14 Michael Meissner <michael.meissner@amd.com>
552 * config/i386/sse.md (vec_widen_smult_hi_v4si): Delete, using unsigned
553 multiply gives the wrong value when doing widening multiplies.
554 (vec_widen_smult_lo_v4si): Ditto.
556 2008-05-14 Kenneth Zadeck <zadeck@naturalbridge.com>
558 * optabs.c (prepare_cmp_insn): Changed LCT_PURE_MAKE_BLOCK to
559 LCT_PURE and LCT_CONST_MAKE_BLOCK to LCT_CONST in calls to
560 emit_library_call_value.
561 * builtins.c (expand_builtin_powi, expand_builtin_memcmp): Ditto.
562 * tree.h (ECF_LIBCALL_BLOCK): Removed.
563 * calls.c (initialize_argument_information, precompute_arguments,
564 expand_call, emit_library_call_value_1): Remove ECF_LIBCALL_BLOCK.
565 (precompute_arguments): Removed flags parameter.
566 * rtl.h (LCT_CONST_MAKE_BLOCK, LCT_PURE_MAKE_BLOCK): Removed.
568 2008-05-14 Richard Guenther <rguenther@suse.de>
570 * tree-ssa-dse.c (dse_possible_dead_store_p): Remove dead code.
571 Make sure to register the store if the use is a PHI_NODE.
573 2008-05-14 Olivier Hainque <hainque@adacore.com>
575 * expr.c (expand_expr_real_1) <normal_inner_ref>: Force op0 to
576 memory if the component is to be referenced in BLKmode according
577 to get_inner_reference.
579 2008-05-14 Adam Nemet <anemet@caviumnetworks.com>
581 * calls.c (emit_library_call_value_1): Restore code clearing
582 ECF_LIBCALL_BLOCK to ensure that we only call end_sequence once.
584 2008-05-14 Olivier Hainque <hainque@adacore.com>
585 Nicolas Roche <roche@adacore.com>
587 * configure.ac: Add support for a "gcc_subdir" variable in
588 config-lang.in, to denote a subdirectory where the language/GCC
589 integration files are to be found.
590 * configure: Regenerate.
592 2008-05-14 Ira Rosen <irar@il.ibm.com>
594 PR tree-optimization/36098
595 * tree-vect-analyze.c (vect_analyze_group_access): Set the gap
596 value for the first load in the group in case of a gap.
597 (vect_build_slp_tree): Check that there are no gaps in loads.
599 2008-05-14 Kenneth Zadeck <zadeck@naturalbridge.com>
601 * doc/rtl.texi: Removed reference to REG_NO_CONFLICT notes.
602 * optabs.c (expand_binop, expand_absneg_bit, expand_unop,
603 expand_copysign_bit, ): Change call to emit_no_conflict_block to
604 emit_insn and remove unneeded code to construct extra args.
605 (emit_no_conflict_block): Removed.
606 * optabls.h: (emit_no_conflict_block): Removed.
607 * cse.c (cse_extended_basic_block): Remove search for
608 REG_NO_CONFLICT note.
609 * global.c: Removed incorrect comment added in revision 117.
610 * expr.c (convert_move): Change call to emit_no_conflict_block to
612 * recog.c: Change comments so that they do not mention
614 * local_alloc.c (combine_regs): Removed last parameter.
615 (no_conflict_p): Removed.
616 (block_alloc): Removed note, no_conflict_combined_regno and set
617 local vars. Removed all code to process REG_NO_CONFLICT blocks.
618 (combine_regs): Removed already_dead and code to look for
619 REG_NO_CONFLICT notes.
620 * lower_subreg (remove_retval_note): Removed code to look for
621 REG_NO_CONFLICT block.
622 (resolve_reg_notes): Removed REG_NO_CONFLICT case.
623 (resolve_clobber): Remove code to process libcalls that have
624 REG_NO_CONFLICT notes.
625 * loop_invariant.c (find_invariant_insn): Removed REG_NO_CONFLICT
627 * combine.c (can_combine_p, distribute_notes): Removed
628 REG_NO_CONFLICT case.
629 * config/cris/cris.md (movdi pattern): Changed emit_no_conflict_block
631 * config/mn10300/mn10300.md (absdf2, negdf2 patterns): Ditto.
632 * config/m68k/m68k.md (negdf2, negxf2, absdf2, absxf2 patterns):
634 * reg-notes.def (NO_CONFLICT): Removed.
636 2008-05-14 David S. Miller <davem@davemloft.net>
638 * config/sparc/sparc.c (sparc_profile_hook): If
639 NO_PROFILE_COUNTERS, don't generate and pass a label into mcount.
640 * config/sparc/linux.h (NO_PROFILE_COUNTERS): Define as 1.
641 * config/sparc/linux64.h (NO_PROFILE_COUNTERS): Likewise.
643 2008-05-14 Andreas Krebbel <krebbel1@de.ibm.com>
645 * cse.c (cse_cc_succs): Invoke delete_insn_and_edges.
647 2008-05-13 Uros Bizjak <ubizjak@gmail.com>
650 * config/i386/i386.c (ix86_expand_vector_init_general): Rearrange op0
651 and op1 expansion before vector concat to have less live pseudos.
653 2008-05-13 H.J. Lu <hongjiu.lu@intel.com>
655 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
656 ix86_expand_vector_set if supported.
658 2008-05-13 Diego Novillo <dnovillo@google.com>
659 Kenneth Zadeck <zadeck@naturalbridge.com>
661 http://gcc.gnu.org/ml/gcc-patches/2008-05/msg00748.html
663 * tree.h (init_phinodes, fini_phinodes, release_phi_node,
664 phinodes_print_statistics, init_ssanames, fini_ssanames,
665 make_ssa_name, duplicate_ssa_name, duplicate_ssa_name_ptr_info,
666 release_ssa_name, release_defs, replace_ssa_name_symbol,
667 ssanames_print_statistics): Move ...
668 * tree-flow.h: ... here.
669 * tree-ssanames.c (init_ssanames): Add arguments FN and SIZE.
670 Use FN instead of cfun.
671 (make_ssa_name_fn): Rename from make_ssa_name.
672 (pass_release_ssa_names): Add TODO_dump_func to finish flags.
673 * tree-flow-inline.h (make_ssa_name): Move from
674 tree-ssanames.c. Convert to static inline. Call make_ssa_name_fn.
675 * omp-low.c (expand_omp_parallel):
676 * tree-flow-inline.h (redirect_edge_var_map_result):
677 * tree-ssa.c (init_tree_ssa): Add argument FN.
678 Use it instead of cfun. Update all users.
680 2008-05-13 Tom Tromey <tromey@redhat.com>
682 PR preprocessor/22168:
683 * doc/cpp.texi (Top): Update menu.
684 (Alternatives to Wrapper #ifndef): New node.
685 (Other Directives): Document deprecation.
686 (Obsolete Features): Remove menu.
687 (Assertions): Merge node into Obsolete Features.
688 (Obsolete once-only headers): Move earlier; rename to Alternatives
690 * doc/cppopts.texi: Update.
691 * c.opt (Wdeprecated): Enable for C and ObjC.
692 * doc/invoke.texi (Option Summary): Move -Wno-deprecated.
693 (C++ Dialect Options): Move -Wno-deprecated from here to...
694 (Warning Options): ... here.
696 2008-05-13 Richard Guenther <rguenther@suse.de>
699 * fold-const.c (fold_sign_changed_comparison): Do not allow
700 changes in pointer-ness.
702 2008-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
705 * config/sh/sh.c (sh_expand_prologue): Don't clear
706 RTX_FRAME_RELATED_P for push insns.
708 2008-05-12 Andy Hutchinson <hutchinsonandy@aim.com>
710 * config/avr/avr.h (MAX_OFILE_ALIGNMENT): Define.
712 2008-05-12 Anatoly Sokolov <aesok@post.ru>
714 * config/avr/avr.h (machine_function): Add 'is_leaf' field.
715 * config/avr/avr.c (avr_regs_to_save): Compute 'machine->is_leaf'.
716 Use 'machine->is_leaf' instead of 'leaf_func_p'.
718 2008-05-12 H.J. Lu <hongjiu.lu@intel.com>
720 * config/i386/sse.md (*sse_concatv4sf): Renamed to ...
721 (*vec_concatv4sf_sse): This.
722 (*sse2_concatv2si): Renamed to ...
723 (*vec_concatv2si_sse2): This.
724 (*sse1_concatv2si): Renamed to ...
725 (*vec_concatv2si_sse): This.
726 (*vec_concatv2di_rex): Renamed to ...
727 (*vec_concatv2di_rex64): This.
728 (*vec_concatv2si_sse4_1): New.
729 (*vec_concatv2di_rex64_sse4_1): Likewise.
731 2008-05-12 Uros Bizjak <ubizjak@gmail.com>
733 PR rtl-optimization/36111
734 * recog.c (validate_replace_rtx_1): Unshare new RTL expression
735 that was created for swappable operands.
737 2008-05-12 Samuel Tardieu <sam@rfc1149.net>
740 * Makefile.in: Substitute GNATMAKE and GNATBIND.
741 * configure.ac: Add call to ACX_PROG_GNAT.
743 2008-05-11 Volker Reichelt <v.reichelt@netcologne.de>
745 * optc-gen.awk: Fix comment typo.
747 2008-05-11 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
749 * pretty-print.c (pp_integer_with_precision): Use
750 HOST_LONG_LONG_FORMAT.
752 2008-05-10 Kenneth Zadeck <zadeck@naturalbridge.com>
754 * gcse.c (store_killed_in_insn): Negated call to RTL_CONST_CALL_P.
756 2008-05-10 H.J. Lu <hongjiu.lu@intel.com>
758 * config/i386/i386.c (bdesc_ptest): Removed.
759 (ix86_builtin_type): Add INT_FTYPE_V2DI_V2DI_PTEST.
760 (bdesc_args): Add __builtin_ia32_ptestz128,
761 __builtin_ia32_ptestc128 and __builtin_ia32_ptestnzc128.
762 (ix86_init_mmx_sse_builtins): Updated.
763 (ix86_expand_args_builtin): Handle INT_FTYPE_V2DI_V2DI_PTEST.
764 (ix86_expand_builtin): Updated.
766 2008-05-10 Richard Sandiford <rdsandiford@googlemail.com>
768 * tree-cfg.c (valid_fixed_convert_types_p): New function.
769 (verify_gimple_expr): Handle FIXED_CONVERT_EXPR.
771 2008-05-10 Uros Bizjak <ubizjak@gmail.com>
773 * value-prof.c (interesting_stringop_to_profile): Do not
774 return early for BUILT_IN_MEMPCPY.
776 2008-05-09 H.J. Lu <hongjiu.lu@intel.com>
778 * calls.c (expand_call): Don't use callgraph to increase
779 preferred_stack_boundary.
781 * cgraph.h (cgraph_rtl_info): Use unsigned on
782 preferred_incoming_stack_boundary.
784 * final.c (rest_of_clean_state): Use unsigned on
785 preferred_stack_boundary.
787 2008-05-09 Tom Tromey <tromey@redhat.com>
789 PR preprocessor/22231:
790 * c-opts.c (sanitize_cpp_opts): Disallow -MG if compilation is
793 2008-05-09 Uros Bizjak <ubizjak@gmail.com>
795 PR tree-optimization/36129
796 * tree-ssa-ccp.c: Include value-prof.h.
797 (execute_fold_all_builtins): Call gimple_remove_stmt_histograms if
798 built-in function was folded to a constant.
799 * Makefile.in (tree-ssa-ccp.c): Depend on value-prof.h
801 2008-05-09 Jan Sjodin <jan.sjodin@amd.com>
802 Sebastian Pop <sebastian.pop@amd.com>
804 * tree-scalar-evolution.c: Document instantiate_scev.
805 (instantiate_parameters_1): Renamed instantiate_scev_1.
806 Don't use the same loop for instantiation_loop and evolution_loop.
807 (instantiate_scev): New.
808 (instantiate_parameters): Moved...
809 (resolve_mixers): Update call to instantiate_scev_1 to pass the
810 same loop twice. Maintains the semantics for this function.
811 * tree-scalar-evolution.h (instantiate_scev): Declare.
812 (instantiate_parameters): ...here. Now static inline.
813 * tree-data-ref.c (dr_analyze_indices): Call instantiate_scev
814 instead of resolve_mixers.
816 2008-05-09 Maxim Kuvyrkov <maxim@codesourcery.com>
818 * rtl-factoring.c (collect_pattern_seqs): Fix typo.
820 2008-05-09 Tomas Bily <tbily@suse.cz>
822 * config/pa/pa.c (reloc_needed): Use CASE_CONVERT.
823 * tree-cfg.c (verify_expr, verify_gimple_expr): Likewise.
824 * tree-ssa-structalias.c (get_constraint_for): Likewise.
825 * c-common.c (c_common_truthvalue_conversion): Likewise.
826 * tree-object-size.c (compute_object_offset): Likewise.
827 * tree-inline.c (estimate_num_insns_1): Likewise.
828 * varasm.c (const_hash_1, compare_constant, copy_constant)
829 (compute_reloc_for_constant, output_addressed_constants)
830 (initializer_constant_valid_p): Likewise.
831 * c-omp.c (check_omp_for_incr_expr): Likewise.
832 * gimplify.c (gimplify_expr): Likewise.
833 * c-typeck.c (c_finish_return): Likewise.
834 * tree-vectorizer.c (supportable_widening_operation)
835 (supportable_narrowing_operation): Likewise.
836 * c-pretty-print.c (pp_c_cast_expression, pp_c_expression): Likewise.
837 * matrix-reorg.c (can_calculate_expr_before_stmt): Likewise.
838 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
839 * dwarf2out.c (loc_descriptor_from_tree_1, add_bound_info)
840 (descr_info_loc): Likewise.
841 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Likewise.
842 * fold-const.c (operand_equal_p, make_range, extract_muldiv_1)
843 (fold_unary): Likewise.
844 * builtins.c (get_pointer_alignment): Likewise.
845 * tree-scalar-evolution.c (interpret_rhs_modify_stmt)
846 (instantiate_parameters_1): Likewise.
847 * tree.c (expr_align, stabilize_reference): Likewise.
848 * tree-pretty-print.c (dump_generic_node, op_prio): Likewise.
849 * tree-ssa-loop-niter.c (derive_constant_upper_bound): Likewise.
850 * convert.c (strip_float_extensions): Use CONVERT_EXPR_P.
851 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Likewise.
852 * config/alpha/alpha.c (va_list_skip_additions): Likewise.
853 * c-common.c (c_alignof_expr, check_function_arguments_recurse):
855 * tree-ssa.c (tree_ssa_useless_type_conversion): Likewise.
856 * varasm.c (initializer_constant_valid_p, output_constant): Likewise.
857 * tree-ssa-forwprop.c (get_prop_source_stmt, can_propagate_from)
858 (forward_propagate_addr_expr_1, forward_propagate_addr_expr)
859 (forward_propagate_comparison)
860 (tree_ssa_forward_propagate_single_use_vars): Likewise.
861 * cfgexpand.c (discover_nonconstant_array_refs_r): Likewise.
862 * emit-rtl.c (component_ref_for_mem_expr)
863 (set_mem_attributes_minus_bitpos): Likewise.
864 * tree-ssa-phiopt.c (conditional_replacement): Likewise.
865 * gimplify.c (gimplify_conversion, goa_lhs_expr_p, gimplify_expr):
867 * c-typeck.c (default_function_array_conversion, build_indirect_ref)
868 (build_function_call, pointer_diff, build_compound_expr)
869 (c_finish_return): Likewise.
870 * tree-vect-analyze.c (vect_determine_vectorization_factor): Likewise.
871 * matrix-reorg.c (get_inner_of_cast_expr, may_flatten_matrices_1):
873 * tree-ssa-ifcombine.c (recognize_single_bit_test): Likewise.
874 * expr.c (is_aligning_offset): Likewise.
875 * tree-ssa-alias.c (is_escape_site): Likewise.
876 * tree-stdarg.c (va_list_counter_bump, check_va_list_escapes)
877 (check_all_va_list_escapes): Likewise.
878 * tree-ssa-loop-ivopts.c (determine_base_object)
879 (determine_common_wider_type): Likewise.
880 * dojump.c (do_jump): Likewise.
881 * tree-ssa-sccvn.c (simplify_unary_expression): Likewise.
882 * tree-gimple.c (is_gimple_cast): Likewise.
883 * fold-const.c (decode_field_reference, )
884 (fold_sign_changed_comparison, fold_unary, fold_comparison)
885 (fold_binary): Likewise.
886 * tree-ssa-alias-warnings.c (find_alias_site_helper)
887 (already_warned_in_frontend_p): Likewise.
888 * builtins.c (get_memory_rtx, fold_builtin_next_arg): Likewise.
889 * tree.c (really_constant_p, get_unwidened): Likewise.
890 * tree-ssa-loop-niter.c (expand_simple_operations): Likewise.
891 * tree-ssa-loop-im.c (rewrite_bittest): Likewise.
892 * tree-vrp.c (register_edge_assert_for_2, register_edge_assert_for_1):
894 * tree.h (STRIP_NOPS, STRIP_SIGN_NOPS, STRIP_TYPE_NOPS): Use
896 (CONVERT_EXPR_P): Define.
897 (CASE_CONVERT): Define.
899 2008-05-08 Kenneth Zadeck <zadeck@naturalbridge.com>
902 * dce.c (deletable_insn_p): Do not delete calls if df_in_progress.
903 (delete_unmarked_insns): When deleting a call, call
904 delete_unreachable_blocks.
905 * rtl.texi (RTL_CONST_CALL_P, RTL_PURE_CALL_P,
906 RTL_CONST_OR_PURE_CALL_P, RTL_LOOPING_CONST_OR_PURE_CALL_P): Fixed doc.
908 2008-05-08 Richard Guenther <rguenther@suse.de>
910 * doc/invoke.texi (-fdump-tree-salias): Remove documentation.
911 (-ftree-salias): Likewise.
912 (salias-max-implicit-fields): Remove param documentation.
913 (salias-max-array-elements): Likewise.
914 * tree-pass.h (pass_create_structure_vars): Remove.
915 * params.h (SALIAS_MAX_IMPLICIT_FIELDS): Remove.
916 (SALIAS_MAX_ARRAY_ELEMENTS): Likewise.
917 * tree-ssa-alias.c (create_structure_vars): Remove.
918 (gate_structure_vars): Likewise.
919 (pass_create_structure_vars): Likewise.
920 (gate_build_alias): Likewise.
921 (pass_build_alias): Adjust to run always and dump the function.
922 * common.opt (ftree-salias): Hide.
923 * passes.c (init_optimization_passes): Remove
924 pass_create_structure_vars, adjust comment.
925 * params.def (PARAM_SALIAS_MAX_IMPLICIT_FIELDS): Remove.
926 (PARAM_SALIAS_MAX_ARRAY_ELEMENTS): Likewise.
927 * opts.c (decode_options): Do not set flag_tree_salias.
928 (common_handle_option): Add OPT_ftree_salias to the backward
929 compatibility section.
931 2008-05-08 Richard Guenther <rguenther@suse.de>
933 * tree-flow-inline.h (var_can_have_subvars): Move ...
934 * tree-ssa-structalias.c (var_can_have_subvars): ... here.
935 * tree-flow.h (var_can_have_subvars): Remove.
936 (push_fields_onto_fieldstack): Remove.
937 (sort_fieldstack): Likewise.
938 (struct fieldoff): Move ...
939 * tree-ssa-structalias.c (struct fieldoff): ... here. Remove
940 alias_set and base_for_components fields.
941 (sort_fieldstack): Make static.
942 (push_fields_onto_fieldstack): Likewise. Remove code that
943 handles anything but RECORD_TYPEs. Remove alias_set and
944 base_for_components handling.
945 (create_variable_info_for): Adjust.
947 2008-05-08 Seongbae Park <seongbae.park@gmail.com>
949 * common.opt (Wframe-larger-than=): Shorten the help message
951 * doc/invoke.texi (Wframe-larger-than=): Add more description.
953 2008-05-08 Rafael Espindola <espindola@google.com>
955 * tree-complex.c (expand_complex_div_wide): Don't create CONDs that
957 * tree-gimple.c (is_gimple_condexpr): Check that the expression doesn't
958 trap and that both operands are gimple values.
959 (canonicalize_cond_expr_cond): Use is_gimple_condexpr.
960 * gcc/tree-eh.c (tree_could_trap_p): Correctly detect if a comparison
963 2008-05-08 Richard Sandiford <rsandifo@nildram.co.uk>
965 * read-rtl.c (join_c_conditions): Return the first string if the
966 two strings are equal.
968 2008-05-08 Richard Sandiford <rsandifo@nildram.co.uk>
970 * gensupport.h (pred_data): Add a "num_codes" field.
971 (add_predicate_code): Declare.
972 * gensupport.c (add_predicate_code): New function.
973 (std_pred_table): Add an "allows_const_p" field.
974 (std_preds): Set this field for predicates that allow RTX_CONST_OBJs.
975 Remove the (incomplete) list of such codes from the codes field.
976 (init_predicate_table): Use add_predicate_code. Add all
977 RTX_CONST_OBJs if allows_const_p is true.
978 * genrecog.c (process_define_predicate): Use add_predicate_code.
980 2008-05-08 David Daney <ddaney@avtrex.com>
981 Richard Sandiford <rsandifo@nildram.co.uk>
983 * config/mips/mips.md (mips_expand_compare_and_swap_12): Handle
984 special case of constant zero operands.
985 * config/mips/mips.c (mips_expand_compare_and_swap_12): Zero extend
986 old and new values. Special case constant zero values.
987 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP): Skip 'sync' if compare
989 (MIPS_COMPARE_AND_SWAP_12): Handle constant zero operands.
990 (MIPS_COMPARE_AND_SWAP_12_0): New macro.
992 2008-05-08 Paolo Bonzini <bonzini@gnu.org>
995 * simplify-rtx.c (simplify_plus_minus): Create CONST of
996 similar RTX_CONST_OBJ before CONST_INT.
998 2008-05-08 Steve Ellcey <sje@cup.hp.com>
1000 * stmt.c (expand_stack_restore): Change sa mode if needed.
1002 2008-05-08 Richard Guenther <rguenther@suse.de>
1004 * config/i386/i386-protos.h (ix86_return_in_memory): Adjust
1005 return type to bool.
1006 (ix86_sol10_return_in_memory): Likewise.
1007 (ix86_i386elf_return_in_memory): Likewise.
1008 (ix86_i386interix_return_in_memory): Likewise.
1009 * config/i386/i386.c (ix86_return_in_memory): Likewise.
1010 (ix86_sol10_return_in_memory): Likewise.
1011 (ix86_i386elf_return_in_memory): Likewise.
1012 (ix86_i386interix_return_in_memory): Likewise.
1014 2008-05-08 Kai Tietz <kai.tietz@onevision.com>
1017 * calls.c (compute_argument_block_size ): Add ATTRIBUTE_UNUSED to
1019 (emit_library_call_value_1): Add ATTRIBUTE_UNUSED to variable fndecl.
1020 * target-def.h: Check that TARGET_RETURN_IN_MEMORY isn't
1023 2008-05-08 Richard Guenther <rguenther@suse.de>
1025 * tree-data-ref.c (dr_analyze_alias): Do not set DR_SUBVARS.
1026 * tree-data-ref.h (struct dr_alias): Remove subvars field.
1027 (DR_SUBVARS): Remove.
1028 * tree-dfa.c (dump_subvars_for): Remove.
1029 (debug_subvars_for): Likewise.
1030 (dump_variable): Do not dump subvars.
1031 (remove_referenced_var): Do not remove subvars.
1032 * tree-flow-inline.h (clear_call_clobbered): SFTs no longer exist.
1033 (lookup_subvars_for_var): Remove.
1034 (get_subvars_for_var): Likewise.
1035 (get_subvars_at): Likewise.
1036 (get_first_overlapping_subvar): Likewise.
1037 (overlap_subvar): Likewise.
1038 * tree-flow.h (subvar_t): Remove.
1039 (struct var_ann_d): Remove subvars field.
1040 * tree-ssa-alias.c (mark_aliases_call_clobbered): Remove queued
1041 argument. Remove special handling of SFTs.
1042 (compute_tag_properties): Likewise.
1043 (set_initial_properties): Likewise.
1044 (compute_call_clobbered): Likewise.
1045 (count_mem_refs): Likewise.
1046 (compute_memory_partitions): Likewise.
1047 (compute_flow_insensitive_aliasing): Likewise.
1048 (setup_pointers_and_addressables): Likewise.
1049 (new_type_alias): Likewise.
1050 (struct used_part): Remove.
1051 (used_portions): Likewise.
1052 (struct used_part_map): Likewise.
1053 (used_part_map_eq): Likewise.
1054 (used_part_map_hash): Likewise.
1055 (free_used_part_map): Likewise.
1056 (up_lookup): Likewise.
1057 (up_insert): Likewise.
1058 (get_or_create_used_part_for): Likewise.
1059 (create_sft): Likewise.
1060 (create_overlap_variables_for): Likewise.
1061 (find_used_portions): Likewise.
1062 (create_structure_vars): Likewise.
1063 * tree.def (STRUCT_FIELD_TAG): Remove.
1064 * tree.h (MTAG_P): Adjust.
1065 (struct tree_memory_tag): Remove base_for_components and
1066 unpartitionable flags.
1067 (struct tree_struct_field_tag): Remove.
1068 (SFT_PARENT_VAR): Likewise.
1069 (SFT_OFFSET): Likewise.
1070 (SFT_SIZE): Likewise.
1071 (SFT_NONADDRESSABLE_P): Likewise.
1072 (SFT_ALIAS_SET): Likewise.
1073 (SFT_UNPARTITIONABLE_P): Likewise.
1074 (SFT_BASE_FOR_COMPONENTS_P): Likewise.
1075 (union tree_node): Remove sft field.
1076 * alias.c (get_alias_set): Remove special handling of SFTs.
1077 * print-tree.c (print_node): Remove handling of SFTs.
1078 * tree-dump.c (dequeue_and_dump): Likewise.
1079 * tree-into-ssa.c (mark_sym_for_renaming): Likewise.
1080 * tree-nrv.c (dest_safe_for_nrv_p): Remove special handling of SFTs.
1081 * tree-predcom.c (set_alias_info): Do not set subvars.
1082 * tree-pretty-print.c (dump_generic_node): Do not handle SFTs.
1083 * tree-ssa-loop-ivopts.c (get_ref_tag): Likewise.
1084 * tree-ssa-operands.c (access_can_touch_variable): Likewise.
1085 (add_vars_for_offset): Remove.
1086 (add_virtual_operand): Remove special handling of SFTs.
1087 (add_call_clobber_ops): Likewise.
1088 (add_call_read_ops): Likewise.
1089 (get_asm_expr_operands): Likewise.
1090 (get_modify_stmt_operands): Likewise.
1091 (get_expr_operands): Likewise.
1092 (add_to_addressable_set): Likewise.
1093 * tree-ssa.c (verify_ssa_name): Do not handle SFTs.
1094 * tree-tailcall.c (suitable_for_tail_opt_p): Likewise.
1095 * tree-vect-transform.c (vect_create_data_ref_ptr): Do not set subvars.
1096 * tree.c (init_ttree): Remove STRUCT_FIELD_TAG initialization.
1097 (tree_code_size): Remove STRUCT_FIELD_TAG handling.
1098 (tree_node_structure): Likewise.
1099 * tree-ssa-structalias.c (set_uids_in_ptset): Remove special
1101 (find_what_p_points_to): Likewise.
1103 2008-05-08 Sa Liu <saliu@de.ibm.com>
1105 * config/spu/spu.md: Fixed subti3 pattern.
1107 2008-05-08 Richard Guenther <rguenther@suse.de>
1110 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Make
1111 sure to create a representative for trailing arrays for PTA.
1113 2008-05-08 Richard Guenther <rguenther@suse.de>
1116 * fold-const.c (operand_equal_p): Two objects which types
1117 differ in pointerness are not equal.
1119 2008-05-08 Kai Tietz <kai.tietz@onevision.com>
1121 * calls.c (compute_argument_block_size): Add argument tree fndecl.
1122 (OUTGOING_REG_PARM_STACK_SPACE): Add function type argument.
1123 (emit_library_call_value_1): Add new variable fndecl initialized by
1124 NULL_TREE. It should be the decl type of orgfun, but this information
1125 seems not to be available here, so it uses the default calling abi.
1126 * config/arm/arm.c (arm_return_in_memory): Add fntype argumen.
1127 * config/arm/arm.h (RETURN_IN_MEMORY): Replace RETURN_IN_MEMORY
1128 by TARGET_RETURN_IN_MEMORY.
1129 * config/i386/i386-interix.h: Likewise.
1130 * config/i386/i386.h: Likewise.
1131 * config/i386/i386elf.h: Likewise.
1132 * config/i386/ptx4-i.h: Likewise.
1133 * config/i386/sol2-10.h: Likewise.
1134 * config/i386/sysv4.h: Likewise.
1135 * config/i386/vx-common.h: Likewise.
1136 * config/cris/cris.h: Removed #if 0 clause.
1137 * config/arm/arm-protos.h (arm_return_in_memory): Add fntype argument.
1138 * config/i386/i386-protos.h (ix86_return_in_memory): Add fntype
1140 (ix86_sol10_return_in_memory): Likewise.
1141 (ix86_i386elf_return_in_memory): New.
1142 (ix86_i386interix_return_in_memory): New.
1143 * config/mt/mt-protos.h (mt_return_in_memory): New.
1144 * config/mt/mt.c: Likewise.
1145 * config/mt/mt.h (OUTGOING_REG_PARM_STACK_SPACE): Add FNTYPE argument.
1146 (RETURN_IN_MEMORY): Replace by TARGET_RETURN_IN_MEMORY.
1147 * config/bfin/bfin.h: Likewise.
1148 * config/bfin/bfin-protos.h (bfin_return_in_memory): Add fntype
1150 * config/bfin/bfin.c: Likewise.
1151 * config/pa/pa.h (OUTGOING_REG_PARM_STACK_SPACE): Add FNTYPE argument.
1152 * config/alpha/unicosmk.h: Likewise.
1153 * config/i386/cygming.h: Likewise.
1154 * config/iq2000/iq2000.h: Likewise.
1155 * config/mips/mips.h: Likewise.
1156 * config/mn10300/mn10300.h: Likewise.
1157 * config/rs6000/rs6000.h: Likewise.
1158 * config/score/score.h: Likewise.
1159 * config/spu/spu.h: Likewise.
1160 * config/v850/v850.h: Likewise.
1161 * defaults.h: Likewise.
1162 * doc/tm.texi (OUTGOING_REG_PARM_STACK_SPACE): Adjust documentation.
1163 * expr.c (emit_block_move): Adjust use of
1164 OUTGOING_REG_PARM_STACK_SPACE.
1165 * function.c (STACK_DYNAMIC_OFFSET): Adjust use of
1166 OUTGOING_REG_PARM_STACK_SPACE.
1167 * targhooks.c (default_return_in_memory): Remove RETURN_IN_MEMORY.
1169 2008-05-08 Jakub Jelinek <jakub@redhat.com>
1171 * tree-parloops.c (create_parallel_loop): Set OMP_RETURN_NOWAIT
1172 on OMP_RETURN for OMP_FOR.
1175 * dwarf2out.c (dw_expand_expr, common_check): Removed.
1176 (fortran_common): New function.
1177 (gen_variable_die): Call fortran_common instead of common_check,
1178 adjust for it returning tree instead of rtx. Formatting.
1180 2008-05-07 Kenneth Zadeck <zadeck@naturalbridge.com>
1184 * see.c (see_copy_insn): Copy new pure const attributes for new call.
1185 * c-decl.c (merge_decls): Ditto.
1186 * postreload.c (record_opr_changes): Change CONST_OR_PURE_CALL_P
1187 to RTL_CONST_OR_PURE_CALL_P.
1188 * tree.c (define_local_buitin): Rename DECL_IS_PURE to DECL_PURE_P.
1189 Initialized DECL_LOOPING_CONST_PURE.
1190 (process_call_operands): Set tree_side_effects properly.
1191 * tree.h (TREE_READONLY_DECL_P): Removed.
1192 (DECL_IS_PURE): Renamed to DECL_PURE_P.
1193 (DECL_LOOPING_OR_CONST_P): New macro.
1194 (struct tree_function_decl): Added looping_const_or_pure_p.
1196 (ECF_LOOPING_OR_CONST_P): New macro.
1197 * rtlanal.c (pure_const_p): Removed.
1198 * builtins.c (expand_builtin): Rename DECL_IS_PURE to DECL_PURE_P.
1199 * reorg.c (delete_prior_computation) Changed CONST_OR_PURE_CALL_P
1200 to RTL_CONST_CALL_P.
1201 * ipa-pure-const.c (pure_const_state_e): Added looping field.
1202 (check_decl, check_tree, check_call, scan_function): Initialize
1204 (analyze_function): Rename DECL_IS_PURE to DECL_PURE_P.
1205 (static_execute): Set looping true for recursive functions.
1206 Undo setting state to IPA_NEITHER for recursive functions.
1208 * ifcvt.c (noce_can_store_speculate_p): Changed
1209 CONST_OR_PURE_CALL_P and pure_call_p to RTL_CONST_CALL_P or
1210 RTL_CONST_OR_PURE_CALL_P.
1211 * dse.c (scan_insn): Ditto.
1212 * local-alloc.c (validate_equiv_mem, memref_used_between_p): Ditto.
1213 * gcse.c (oprs_not_seen_p) Changed CONST_OR_PURE_CALL_P to
1214 RTL_CONST_OR_PURE_CALL_P.
1215 (store_killed_in_insn): Changed CONST_OR_PURE_CALL_P and
1216 pure_call_p to RTL_CONST_CALL_P.
1217 * gimplify.c (gimplify_call_expr): Clear side effects for
1218 non-looping pure and constant calls.
1219 * calls.c (emit_call_1): Set rtl flags from ecf flags.
1220 (flags_from_decl_or_type): Set ecf flags from decl flags.
1221 (initialize_argument_information): Turn off
1222 ECF_LOOPING_CONST_OR_PURE when turning off ECF_CONST.
1223 Change const to pure if callee_copies is true rather than just
1225 (expand_call): Turn off ECF_LOOPING_PURE_CONST_CALL and remove old
1226 way of marking pure calls.
1227 (emit_library_call_value_1): Turn off ECF_LOOPING_PURE_CONST_CALL.
1228 Remove hack that was supposed to fix pr7335 and remove old
1229 way of marking pure calls.
1230 * emit-rtl.c (emit_copy_of_insn_after): Copy RTL_CONST_CALL_P,
1231 RTL_PURE_CALL_P, RTL_LOOPING_CONST_OR_PURE_CALL_P.
1232 * cselib.c (cselib_process_insn): Changed CONST_OR_PURE_CALL_P to
1233 RTL_CONST_OR_PURE_CALL_P.
1234 * tree-ssa-pre.c (can_value_number_call): Fixed spacing.
1235 * loop-invariant.c (find_exits, find_invariant_bb): Changed
1236 CONST_OR_PURE_CALL_P to RTL_CONST_OR_PURE_CALL_P.
1237 * sched-deps.c (schedule_analyze): Ditto.
1238 * rtl.h (struct rtx_def): Use call field, unchanging field, and
1239 return_val field of calls to represent pure and const function info.
1240 (CONST_OR_PURE_CALL_P): Deleted macro.
1241 (RTL_CONST_CALL_P, RTL_PURE_CALL_P,
1242 RTL_LOOPING_CONST_OR_PURE_CALL_P, RTL_CONST_OR_PURE_P): New macros.
1243 * tree-inline.c (copy_body_r): Changed TREE_READONLY_DECL_P to
1245 * tree-optimize.c (execute_fixup_cfg): Added test for
1246 ECF_LOOPING_CONST_OR_PURE.
1247 * c-common.c (handle_pure_attribute): Changed DECL_IS_PURE to
1249 * tree-cfg.c (update_call_expr_flags): Do not clear tree side
1250 effects for looping pure or const calls.
1251 (verify_gimple_expr): Added verification code.
1252 * config/alpha/alpha.c (alpha_legitimize_address,
1253 alpha_emit_xfloating_libcall): Changed CONST_OR_PURE_CALL_P to
1255 * config/s390/s390.c (s390_emit_tls_call_insn): Ditto.
1256 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Ditto.
1257 * config/mips/mips.c (mips_call_tls_get_addr): Ditto.
1258 * cfgrtl.c (need_fake_edge_p): Changed CONST_OR_PURE_CALL_P to
1259 RTL_CONST_OR_PURE_CALL_P.
1260 * dce.c (deletable_insn_p): Allow non looping, non sibling, pure
1261 and const calls to be deleted.
1263 2008-05-07 Uros Bizjak <ubizjak@gmail.com>
1266 * config/i386/mmx.md (mmx_subv2sf3): New expander.
1267 (*mmx_subv2sf3): Rename from mmx_subv2sf3 insn pattern.
1268 (*mmx_eqv2sf3): Rename from mmx_eqv2sf3 insn pattern.
1269 (mmx_eqv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
1270 to handle nonimmediate operands.
1271 (*mmx_paddwd): Rename from mmx_paddwd insn pattern.
1272 (mmx_paddwd): New expander. Use ix86_fixup_binary_operands_no_copy
1273 to handle nonimmediate operands.
1274 (*mmx_pmulhrwv4hi3): Rename from mmx_pmulhrwv4hi3 insn pattern.
1275 (mmx_pmulhrwv4hi3): New expander. Use
1276 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
1277 (*sse2_umulv1siv1di3): Rename from sse2_umulv1siv1di3 insn pattern.
1278 (sse2_umulv1siv1di3): New expander. Use
1279 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
1280 (*mmx_eq<mode>3): Rename from mmx_eq<mode>3 insn pattern.
1281 (mmx_eq<mode>3): New expander. Use
1282 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
1283 (*mmx_uavgv8qi3): Rename from mmx_uavgv8qi3 insn pattern.
1284 (mmx_uavgv8qi3): New expander. Use
1285 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
1286 (*mmx_uavgv4hi3): Rename from mmx_uavgv4hi3 insn pattern.
1287 (mmx_uavgv4hi3): New expander. Use
1288 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
1290 * config/i386/sse.md
1291 (sse_movhlps_exp): New expander. Use ix86_fixup_binary_operands
1292 to handle nonimmediate operands.
1293 (sse_movlhps_exp): New expander. Use ix86_fixup_binary_operands
1294 to handle nonimmediate operands.
1295 (sse_loadhps_exp): New expander. Use ix86_fixup_binary_operands
1296 to handle nonimmediate operands.
1297 (sse_loadlps_exp): New expander. Use ix86_fixup_binary_operands
1298 to handle nonimmediate operands.
1299 (sse2_unpckhpd_exp): New expander. Use
1300 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
1301 (sse2_unpcklpd_exp): New expander. Use
1302 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
1303 (sse_loadhpd_exp): New expander. Use ix86_fixup_binary_operands
1304 to handle nonimmediate operands.
1305 (sse_loadlpd): New expander. Use ix86_fixup_binary_operands
1306 to handle nonimmediate operands.
1307 (*sse2_<plusminus_insn><mode>3): Rename from
1308 sse2_<plusminus_insn><mode>3 insn pattern.
1309 (sse2_<plusminus_insn><mode>3): New expander. Use
1310 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
1311 (*sse2_umulv2siv2di3): Rename from sse2_umulv2siv2di3 insn pattern.
1312 (sse2_umulv2siv2di3): New expander. Use
1313 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
1314 (*sse4_1_mulv2siv2di3): Rename from sse4_1_mulv2siv2di3 insn pattern.
1315 (sse4_1_mulv2siv2di3): New expander. Use
1316 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
1317 (*sse2_pmaddwd): Rename from sse2_pmaddwd insn pattern.
1318 (sse2_pmaddwd): New expander. Use
1319 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
1320 (*sse2_eq<mode>3): Rename from sse2_eq<mode>3 insn pattern.
1321 (sse2_eq<mode>3): New expander. Use
1322 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
1323 (*sse4_1_eqv2di3): Rename from sse4_1_eqv2di3 insn pattern.
1324 (sse4_1_eqv2di3): New expander. Use
1325 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
1326 (*sse2_uavgv16qi3): Rename from sse2_uavgv16qi3 insn pattern.
1327 (sse2_uavgv16qi3): New expander. Use
1328 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
1329 (*sse2_uavgv16qi3): Rename from sse2_uavgv16qi3 insn pattern.
1330 (sse2_uavgv16qi3): New expander. Use
1331 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
1332 (*sse2_uavgv8hi3): Rename from sse2_uavgv8hi3 insn pattern.
1333 (sse2_uavgv8hi3): New expander. Use
1334 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
1335 (*ssse3_pmulhrswv8hi3): Rename from ssse3_pmulhrswv8hi3 insn pattern.
1336 (ssse3_pmulhrswv8hi3): New expander. Use
1337 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
1338 (*ssse3_pmulhrswv4hi3): Rename from ssse3_pmulhrswv4hi3 insn pattern.
1339 (ssse3_pmulhrswv4hi3): New expander. Use
1340 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
1342 (<sse>_vm<plusminus_insn><mode>3): Do not use ix86_binary_operator_ok.
1343 (<sse>_vmmul<mode>3): Ditto.
1344 (divv4sf3): Do not use ix86_fixup_binary_operands_no_copy.
1346 (ssse3_pmaddubsw128): Use register_operand for operand 1.
1347 (ssse3_pmaddubsw): Ditto.
1349 * config/i386/i386.c (struct_builtin_description)
1350 [IX86_BUILTIN_LOADHPS]: Use CODE_FOR_sse_loadhps_exp.
1351 [IX86_BUILTIN_STOREHPS]: Use CODE_FOR_sse_loadlps_exp.
1352 [IX86_BUILTIN_LOADHPD]: Use CODE_FOR_sse2_loadhpd_exp.
1353 [IX86_BUILTIN_LOADLPD]: Use CODE_FOR_sse2_loadlpd_exp.
1354 [IX86_BUILTIN_MOVHLPS]: Use CODE_FOR_sse_movhlps_exp.
1355 [IX86_BUILTIN_MOVLHPS]: Use CODE_FOR_sse_movlhps_exp.
1356 [IX86_BUILTIN_UNPCKHPD]: Use FOR_sse2_unpckhpd_exp.
1357 [IX86_BUILTIN_UNPCKLPD]: Use FOR_sse2_unpcklpd_exp.
1358 (ix86_fixup_binary_operands): Assert that src1
1359 and src2 must have the same mode when swapped.
1360 (ix86_expand_binop_builtin): Do not use ix86_fixup_binary_operands
1361 and ix86_binary_operator_ok. Do not force operands in registers
1364 2008-05-07 Jan Hubicka <jh@suse.cz>
1366 * cgraph.c (dump_cgraph_node): Update.
1367 * cgraph.h (cgraph_local_info): Break out inline summary.
1368 * cgraphunit.c (cgraph_process_new_functions): Use inliner analysis
1370 * ipa-inline (inline_summary): New accestor function.
1371 (cgraph_clone_inlined_nodes, cgraph_check_inline_limits,
1372 cgraph_decide_inlining, compute_inline_parameters): Update.
1373 * ipa.c (cgraph_remove_unreachable_nodes): Remove statistics.
1375 2008-05-07 Maxim Kuvyrkov <maxim@codesourcery.com>
1377 Cleanup ColdFire scheduling support and add V4 pipeline model.
1379 * config/m68k/m68k.md (UNSPEC_TIE): New constant.
1380 (define_attr cpu): Add cfv4 value.
1381 (define_attr type, define_attr type1): Merge into a single 'type'
1382 attribute. Update all uses.
1383 (define_attr opx_type, define_attr opy_type, define_attr opx_access):
1384 Rearrange and update. Rename value 'reg' to 'Rn', add value 'FPn'.
1386 (define_attr opx_mem, define_attr opy_mem): Remove.
1387 (define_attr op_mem): Clean up, update comment.
1388 (define_attr size): Use specific values instead of general int.
1389 (define_attr guess, define_attr split): Remove. Update all uses.
1390 (movdf_internal, tstsi_internal, tsthi_internal, tstqi_internal,
1391 tst<mode>_68881, pushexthisi_const, movsi_const0_68000_10,
1392 movsi_const0_68040_60, movsi_const0, movsi_cf, movstrictqi_cf,
1393 zero_extendhisi2_cf, zero_extendqisi2_cfv4, cfv4_extendhisi2,
1394 68k_extendhisi2, extendqihi2, cfv4_extendqisi2, 68k_extendqisi2,
1395 floatsi<mode>2_68881, ftrunc<mode>2_68881, ftrunc<mode>2_cf,
1396 fix<mode>qi2_68881, fix<mode>hi2_68881, fix<mode>si2_68881,
1397 adddi_dishl32, addsi3_5200, add<mode>3_floatsi_68881,
1398 add<mode>3_floathi_68881, add<mode>3_floatqi_68881,
1399 add<mode>3_68881, add<mode>3_cf, subdi_dishl32, subsi3,
1400 sub<mode>3_floatsi_68881, sub<mode>3_floathi_68881,
1401 sub<mode>3_floatqi_68881, sub<mode>3_68881, sub<mode>3_cf,
1402 mulhi3, mulhisi3, mulhisisi3_s, mulsi3_68020, mulsi3_cf,
1403 umulhisi3, mulhisisi3_z, mul<mode>3_floatsi_68881,
1404 mul<mode>3_floathi_68881, mul<mode>3_floatqi_68881, fmul<mode>3_cf,
1405 div<mode>3_cf, sqrt<mode>2_cf, abs<mode>2_cf, clzsi2,
1406 one_cmplsi2_5200, subreghi1ashrdi_const32, ashrsi3, lshrsi3,
1407 bsetmemqi, bsetmemqi_ext, bclrmemqi, bclrmemqi_ext,
1408 beq, bne, bgt, blt, bordered, bunordered, buneq, bunge, bungt, bunle,
1409 bunlt, bltgt, tablejump_internal, call, non_symbolic_call_value,
1410 symbolic_call_value_jsr, symbolic_call_value_bsr, link):
1411 Update or set attributes.
1412 (stack_tie): New fake instruction.
1414 * config/m68k/m68k.h (TUNE_CFV4): New macro.
1415 (m68k_sched_attr_size): Update declaration.
1416 (m68k_sched_attr_type2): Remove.
1417 (m68k_sched_address_bypass_p, m68k_sched_indexed_address_bypass_p):
1418 Declare new bypass predicates.
1420 * config/m68k/m68k.c (m68k_sched_issue_rate,
1421 m68k_sched_first_cycle_multipass_dfa_lookahead): Declare hook
1423 (TARGET_SCHED_ISSUE_RATE,
1424 TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD): Override hooks.
1425 (override_options): Handle scheduling for ColdFire V4 core.
1426 (m68k_expand_prologue): Emit stack_tie.
1427 (enum attr_op_type): Split value 'OP_TYPE_REG' to 'OP_TYPE_RN' and
1428 'OP_TYPE_FPN'. Update all uses.
1429 (sched_guess_p): Remove.
1430 (sched_address_type): Handle symbolic addresses.
1431 (sched_get_operand): New static function.
1432 (sched_operand_type): Merge into sched_attr_op_type.
1433 (sched_attr_op_type): Handle FP registers, handle quick constants,
1435 (m68k_sched_attr_opx_type, m68k_sched_attr_opy_type): Update.
1436 (m68k_sched_attr_size): Update. Move logic to ...
1437 (sched_get_attr_size_int): New static function.
1438 (sched_get_opxy_mem_type): New static function.
1439 (m68k_sched_attr_op_mem): Update.
1440 (m68k_sched_attr_type2): Remove.
1441 (sched_cfv4_bypass_data): New static variable.
1442 (m68k_sched_adjust_cost): Handle ColdFire V4 bypass.
1443 (m68k_sched_issue_rate): Implement scheduler hook.
1444 (struct _sched_ib: enabled_p): New field.
1445 (m68k_sched_variable_issue): Update. Handle V4.
1446 (SCHED_DUMP_TODO, SCHED_DUMP_DONE, SCHED_DUMP_NOTHING,
1447 sched_dump_class_func_t, sched_dump_split_class,
1448 sched_dump_dfa_guess_unit_code, sched_dump_dfa_state,
1449 sched_dump_dfa_class, m68k_sched_dump): Remove.
1450 (m68k_sched_first_cycle_multipass_dfa_lookahead): Implement scheduler
1452 (m68k_sched_init_global): Remove statisctics dumping, introduce
1453 sanity check that all instructions have pipeline reservations. Handle
1455 (m68k_sched_dfa_pre_advance_cycle, m68k_sched_dfa_post_advance_cycle):
1456 Handle ColdFire V4 core.
1457 (sched_mem_operand_p, sched_get_reg_operand, sched_get_mem_operand):
1458 New static functions.
1459 (m68k_sched_address_bypass_p): New bypass predicate.
1460 (sched_get_indexed_address_scale): New static function.
1461 (m68k_sched_indexed_address_bypass_p): New bypass predicate.
1463 * cf.md: Update comments.
1464 (define_attr type2): Remove. Use 'type' attribute instead.
1466 (cf_ib): Rename to cfv123_ib. Update all uses.
1467 (cf_oep): Rename to cfv123_oep. Update all uses.
1468 (cf_chr): Rename to cfv123_chr. Update all uses.
1469 (cf_mem): Rename to cfv123_mem. Update all uses.
1470 (cf_mac): Move to more appropriate place.
1471 (cfv123_guess): New automaton and cpu_unit.
1472 (cfv123_*, cfv12_*, cfv1_*, cfv2_*, cfv3_*): Use type attribute.
1473 Update uses of 'size' attribute. Handle before reload scheduling.
1474 (cfv123_guess): New dummy reservation for unhandled instructions.
1475 (cfv4_*): Pipeline description of ColdFire V4 core.
1476 (ignore): New reservation to handle 'ignore' type.
1478 2008-05-07 Ian Lance Taylor <iant@google.com>
1481 * gimplify.c (find_single_pointer_decl_1): Don't look through
1483 (find_single_pointer_decl): Adjust comments.
1485 2008-05-07 Jakub Jelinek <jakub@redhat.com>
1488 * fold-const.c (fold_binary): Use STRIP_SIGN_NOPS instead of
1489 STRIP_NOPS on arguments even for MIN_EXPR and MAX_EXPR.
1492 * omp-low.c (expand_omp_atomic_pipeline): Load value using the
1493 integral type rather than floating point, then VIEW_CONVERT_EXPR
1494 to the floating point type.
1496 2008-05-07 Uros Bizjak <ubizjak@gmail.com>
1498 * config/i386/i386.c (ix86_expand_copysign): Force non-zero constant
1499 TFmode op0 to register.
1501 2008-05-07 Alan Modra <amodra@bigpond.net.au>
1503 * c-decl.c (grokdeclarator): Comment typo.
1505 2008-05-06 Aldy Hernandez <aldyh@redhat.com>
1507 * tree-flow.h: Remove prototype for computed_goto_p.
1508 * tree-cfg.c (computed_goto_p): Make static.
1510 2008-05-06 H.J. Lu <hongjiu.lu@intel.com>
1513 * config/i386/i386.c (contains_128bit_aligned_vector_p): Renamed to ...
1514 (contains_aligned_value_p): This. Handle _Decimal128.
1515 (ix86_function_arg_boundary): Only align _Decimal128 to its
1516 natural boundary and handle it properly.
1518 2008-05-06 Martin Jambor <mjambor@suse.cz>
1520 * ipa-cp.c (ipcp_method_orig_node): Renamed to ipcp_get_orig_node.
1521 (ipcp_method_is_cloned): Renamed to ipcp_node_is_clone
1522 (ipcp_method_set_orig_node): Removed.
1523 (ipcp_cval_get_cvalue_type): Removed.
1524 (ipcp_method_get_scale): Renamed to ipcp_get_node_scale.
1525 (ipcp_method_set_scale): Renamed to ipcp_set_node_scale.
1526 (ipcp_cval_set_cvalue_type): Removed.
1527 (ipcp_cval_get_cvalue): Removed.
1528 (ipcp_cval_set_cvalue): Removed.
1529 (ipcp_type_is_const): Renamed to ipcp_lat_is_const.
1530 (ipcp_cval_equal_cvalues): Renamed to ipcp_lats_are_equal
1531 (ipcp_lats_are_equal): Changed parameters to two ipcp_lattice's
1532 (ipcp_cval_meet): Renamed to ipa_lattice_meet
1533 (ipcp_cval_changed): Changed to use ipcp_lat_is_const
1534 (ipcp_method_cval): Renamed to ipcp_get_ith_lattice
1535 (ipcp_get_ith_lattice): Changed parameters.
1536 (ipcp_cval_compute): Renamed to ipcp_lattice_from_jfunc
1537 (ipcp_lattice_from_jfunc): Changed parameters.
1538 (ipcp_redirect): Local lattice pointer instead of lattice type variable.
1539 (ipcp_method_cval_print): Added temporary variable info.
1540 (ipcp_redirect): Removed already unused local variable caller.
1541 (ipcp_redirect): New temporary variable orig_callee_info
1542 (ipcp_redirect): Removed newly unused local variable callee.
1543 (ipcp_redirect): Removed (a bit confusing) local variable type.
1544 (ipcp_insert_stage): Added local variable info.
1545 (ipcp_cval_changed): Renamed to ipcp_lattice_changed, parameters
1547 (ipcp_formal_create): Removed.
1548 (ipcp_method_cval_set): Removed.
1549 (ipcp_propagate_stage): Renamed lattice variables.
1550 (ipcp_method_cval_set_cvalue_type): Removed.
1551 (ipcp_method_cval_print): Renamed to ipcp_print_all_lattices
1552 (ipcp_print_all_lattices): Changed printed strings to refer to
1553 lattices rather than cvals.
1554 (ipcp_method_cval_init): Renamed to ipcp_initialize_node_lattices
1555 (ipcp_propagate_const): Changed formal parameters.
1556 (build_const_val): Changed formal parameters.
1557 (ipcp_insert_stage): Removed useless variable cvalue
1558 (build_const_val): Changed formal parameters.
1559 (ipcp_method_compute_scale): Renamed to ipcp_compute_node_scale
1560 (ipcp_after_propagate): Renamed to ipcp_change_tops_to_bottom
1561 (ipcp_callsite_param_print): Renamed to ipcp_print_all_jump_functions
1562 (ipcp_profile_mt_count_print): Renamed to ipcp_print_func_profile_counts
1563 (ipcp_print_func_profile_counts): Changed string from "method" to
1565 (ipcp_profile_cs_count_print): Renamed to ipcp_print_call_profile_counts
1566 (ipcp_profile_edge_print): Renamed to ipcp_print_edge_profiles
1567 (ipcp_profile_bb_print): Renamed to ipcp_print_bb_profiles
1568 (ipcp_structures_print): Renamed to ipcp_print_all_structures
1569 (ipcp_profile_print): Renamed to ipcp_print_profile_data
1570 (ipcp_lat_is_const): Changed parameters and made inline.
1571 (ipcp_replace_map_create): Renamed to ipcp_create_replace_map
1572 (ipcp_redirect): Renamed to ipcp_need_redirect_p
1573 (ipcp_need_redirect_p): Calls ipcp_lat_is_const instead of using
1574 the predicate condition directly
1575 (ipcp_propagate_stage): Added local variable args. Removed local
1576 variable callee. (Both are mere code simplifications.)
1577 (ipcp_method_dont_insert_const): Renamed to
1578 ipcp_node_not_modifiable_p.
1579 (ipcp_node_not_modifiable_p): Made inline.
1580 (ipcp_cloned_create): Renamed to ipcp_init_cloned_node
1581 (ipcp_propagate_const): Renamed to ipcp_propagate_one_const
1582 (ipcp_print_all_lattices): Removed variable cvalue
1583 (ipcp_method_scale_print): Renamed to ipcp_function_scale_print
1586 2008-05-06 Olivier Hainque <hainque@adacore.com>
1588 * tree-sra.c (try_instantiate_multiple_fields): Early return
1589 if field has POINTER_TYPE.
1591 2008-05-06 Kai Tietz <kai.tietz@onevision.com>
1593 * config/i386/i386.c (output_set_got): Fix for x86_64 output_emit_asm
1594 by using 'q' specifier for instruction.
1595 (ix86_file_end): Replaced case TARGET_64BIT_MS_ABI by TARGET_64BIT.
1597 2008-05-06 Anatoly Sokolov <aesok@post.ru>
1599 * config/avr/avr.md (*sbrx_branch, *sbix_branch, *sbix_branch_tmp):
1600 Change mode of zero_extract from QImode to HImode.
1601 (sign bit tests peepholes): (Ditto.).
1603 2008-05-06 Uros Bizjak <ubizjak@gmail.com>
1605 * config/i386/mmx.md: Remove double backslashes from asm templates.
1606 (*mmx_addv2sf3): Rename from mmx_addv2sf3 insn pattern.
1607 (mmx_addv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
1608 to handle nonimmediate operands.
1609 (*mmx_mulv2sf3): Rename from mmx_mulv2sf3 insn pattern.
1610 (mmx_mulv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
1611 to handle nonimmediate operands.
1612 (*mmx_<code>v2sf3_finite): New insn pattern.
1613 (*mmx_<code>v2sf3): Rename from mmx_<code>v2sf3 insn pattern.
1614 (mmx_<code>v2sf3): New expander. Use
1615 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
1616 (mmx_<plusminus_insn><mode>3): New expander. Use
1617 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
1618 (*mmx_<plusminus_insn><mode>3): New insn pattern.
1619 (mmx_add<mode>3): Removed.
1620 (mmx_ssadd<mode>3): Ditto.
1621 (mmx_usadd<mode>3): Ditto.
1622 (mmx_sub<mode>3): Ditto.
1623 (mmx_sssub<mode>3): Ditto.
1624 (mmx_ussub<mode>3): Ditto.
1625 (*mmx_mulv4hi3): Rename from mmx_mulv4hi3 insn pattern.
1626 (mmx_mulv4hi3): New expander. Use ix86_fixup_binary_operands_no_copy
1627 to handle nonimmediate operands.
1628 (*mmx_smulv4hi3_highpart): Rename from mmx_smulv4hi3_highpart
1630 (mmx_smulv4hi3_highpart): New expander. Use
1631 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
1632 (*mmx_umulv4hi3_highpart): Rename from mmx_umulv4hi3_highpart
1634 (mmx_umulv4hi3_highpart): New expander. Use
1635 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
1636 (*mmx_<code>v4hi3): Rename from mmx_<code>v4hi3 insn pattern.
1637 (mmx_<code>v4hi3): New expander. Use
1638 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
1639 (*mmx_<code>v8qi3): Rename from mmx_<code>v8qi3 insn pattern.
1640 (mmx_<code>v8qi3): New expander. Use
1641 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
1642 (*mmx_<code><mode>3): Rename from mmx_<code><mode>3 insn pattern.
1643 (mmx_<code><mode>3): New expander. Use
1644 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
1646 2008-05-05 Jan Hubicka <jh@suse.cz>
1648 PR tree-optimization/36118
1649 * passes.c (pass_init_dump_file): Fix dump header.
1651 2008-05-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
1654 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Don't create
1655 VCE for function decls.
1657 2008-05-05 H.J. Lu <hongjiu.lu@intel.com>
1659 * config/i386/sse.md (sse2_<plusminus_insn><mode>3): Fix a typo.
1661 2008-05-05 H.J. Lu <hongjiu.lu@intel.com>
1663 * config/i386/i386.md (sat_plusminus): New.
1664 (plusminus_insn): Likewise.
1665 (plusminus_mnemonic): Likewise.
1667 (comm): Add ss_plus, us_plus, ss_minus and us_minus.
1668 (*<addsub><mode>3_cc_overflow): Renamed to ...
1669 (*<plusminus_insn><mode>3_cc_overflow): This.
1670 (*<addsub>si3_zext_cc_overflow): Renamed to ...
1671 (*<plusminus_insn>si3_zext_cc_overflow): This.
1673 * config/i386/sse.md (<addsub><mode>3): Renamed to ...
1674 (<plusminus_insn><mode>3): This.
1675 (*<addsub><mode>3): Renamed to ...
1676 (*<plusminus_insn><mode>3): This.
1677 (<sse>_vm<addsub><mode>3): Renamed to ...
1678 (<sse>_vm<plusminus_insn><mode>3): This.
1679 (sse3_h<addsub>v4sf3): Renamed to ...
1680 (sse3_h<plusminus_insn>v4sf3): This.
1681 (sse3_h<addsub>v2df3): Renamed to ...
1682 (sse3_h<plusminus_insn>v2df3): This.
1683 (<plusminus_insn><mode>3): New.
1684 (*<plusminus_insn><mode>3): Likewise.
1685 (sse2_<plusminus_insn><mode>3): Likewise.
1686 (add<mode>): Removed.
1687 (*add<mode>3): Likewise.
1688 (sse2_ssadd<mode>3): Likewise.
1689 (sse2_usadd<mode>3): Likewise.
1690 (sub<mode>3): Likewise.
1691 (*sub<mode>3): Likewise.
1692 (sse2_sssub<mode>3): Likewise.
1693 (sse2_ussub<mode>3): Likewise.
1695 2008-05-05 Benjamin Kosnik <bkoz@redhat.com>
1697 * gthr-single.h: Add in required interface elements as per gthr.h.
1698 Add stub types for __gthread_key_t, __gthread_once_t. Add defines
1699 for __GTHREAD_ONCE_INIT, __GTHREAD_RECURSIVE_MUTEX_INIT.
1700 Generalize UNUSED macro.
1701 (__gthread_once): Add.
1702 (__gthread_key_create): Add.
1703 (__gthread_key_delete): Add.
1704 (__gthread_getspecific): Add.
1705 (__gthread_setspecific): Add.
1707 2008-05-05 Andrew Pinski <Andrew.Pinski@playstation.sony.com>
1709 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): If we have
1710 the same size types for the indirect reference on the rhs, then
1713 2008-05-05 Uros Bizjak <ubizjak@gmail.com>
1715 * config/i386/i386.md
1716 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit): Use only
1717 one insn template instead of template series.
1718 (*xordi_1_rex64): Ditto.
1719 (*xordi_2_rex64): Ditto.
1721 2008-05-05 Ira Rosen <irar@il.ibm.com>
1723 PR tree-optimization/36119
1724 * tree-vect-transform.c (vectorizable_assignment): Set NCOPIES to 1
1727 2008-06-04 Jan Hubicka <jh@suse.cz>
1729 tree-optimization/36100
1730 * tree-pass.h (pass_O0_always_inline): Declare.
1731 * ipa-inline.c (inline_transform): Remove dead code.
1732 (cgraph_gate_O0_always_inline, cgraph_O0_always_inline,
1733 pass_O0_always_inline): New.
1734 * passes.c (init_optimization_passes): Add pass_O0_always_inline.
1736 2008-05-04 Kai Tietz <kai.tietz@onevision.com>
1738 * config/i386/i386.c (x86_output_mi_thunk): Use movq alternative
1739 mnemonic in this_param move for TARGET_64BIT.
1741 2008-05-04 Uros Bizjak <ubizjak@gmail.com>
1743 * config/i386/i386.md (*strmovsi_1): Simplify asm alternatives.
1744 (*strmovsi_rex_1): Ditto.
1745 (*strsetsi_1): Ditto.
1746 (*strsetsi_rex_1): Ditto.
1748 (add<mode>cc): Macroize expander from addqicc, addhicc, addsicc and
1749 adddicc expanders using SWI mode iterator.
1751 2008-05-04 H.J. Lu <hongjiu.lu@intel.com>
1754 * config/i386/i386.c (ix86_expand_special_args_builtin): Remove three
1757 2008-05-04 David S. Miller <davem@davemloft.net>
1759 * config.gcc (sparc*-*-*): Always set need_64bit_hwint to yes.
1760 (sparc*-*-linux*): Use linux.h in tm_file.
1761 (sparc-*-linux*): If 'enabled_targets' is 'all', build a bi-arch
1762 compiler defaulting to 32-bit.
1763 (sparc*-*-*): Remove explicit target settings of need_64bit_hwint,
1765 * config/sparc/linux.h: Remove definitions now obtained
1766 properly from linux.h
1767 * config/sparc/linux64.h: Likewise.
1768 (ASM_CPU_DEFAULT_SPEC): Change this to ASM_CPU64_DEFAULT_SPEC, we
1769 don't want this setting for 32-bit builds in a biarch compiler.
1770 * doc/install.texi: Add sparc-linux to list of targets
1771 supporting --enable-targets=all.
1773 2008-05-03 Andrew Pinski <pinskia@gmail.com>
1775 * Makefile.in (tree-ssa-phiprop.o): Fix dependencies.
1777 2008-05-03 H.J. Lu <hongjiu.lu@intel.com>
1779 * config/i386/i386.c (ix86_builtin_type): Move V4SI_FTYPE_V4SF
1780 after V4SI_FTYPE_V8HI.
1781 (ix86_init_mmx_sse_builtins): Move case V4HI_FTYPE_V4HI after
1782 case V4SI_FTYPE_V2DF.
1784 2008-05-03 Kenneth Zadeck <zadeck@naturalbridge.com>
1786 * doc/invoke.texi (max-flow-memory-locations): Removed.
1787 * params.def (PARAM_MAX_FLOW_MEMORY_LOCATIONS): Removed.
1789 2008-05-03 Richard Guenther <rguenther@suse.de>
1792 * opts.c (set_Wstrict_aliasing): Handle the turn-off case.
1794 2008-05-02 David S. Miller <davem@davemloft.net>
1796 * config.gcc (need_64bit_hwint): Document libcpp dependency.
1798 2008-05-02 Simon Baldwin <simonb@google.com>
1801 * c-common.h (warn_array_subscript_range): Removed.
1802 * c-common.c (warn_array_subscript_range): Ditto.
1803 * tree-vrp.c (check_array_ref): Revert to ignoring arrays with size 2.
1804 * c-typeck.c (build_array_ref): Remove warn_array_subscript_range.
1806 2008-05-02 H.J. Lu <hongjiu.lu@intel.com>
1808 * config/i386/i386.c (ix86_special_builtin_type): New.
1809 (bdesc_special_args): Likewise.
1810 (ix86_expand_special_args_builtin): Likewise.
1811 (ix86_init_mmx_sse_builtins): Updated.
1812 (ix86_expand_builtin): Updated.
1813 (ix86_expand_store_builtin): Removed.
1814 (ix86_expand_unop_builtin): Likewise.
1816 * config/i386/mm3dnow.h (__v2sf): Moved to ...
1817 * config/i386/mmintrin.h (__v2sf): Here.
1819 * config/i386/xmmintrin.h (_mm_loadh_pi): Replace __v2si with
1821 (_mm_loadl_pi): Likewise.
1822 (_mm_storeh_pi): Replace __v2si with __v2sf.
1823 (_mm_storel_pi): Likewise.
1825 * doc/extend.texi: Correct __builtin_ia32_loadhps,
1826 __builtin_ia32_loadlps, __builtin_ia32_storehps,
1827 __builtin_ia32_storelps, __builtin_ia32_loadhpd and
1828 __builtin_ia32_loadlpd.
1830 2008-05-02 H.J. Lu <hongjiu.lu@intel.com>
1832 * config/i386/i386.c (ix86_builtin_type): Add FLOAT_FTYPE_FLOAT,
1833 V4SF_FTYPE_V4SF_VEC_MERGE and V2DF_FTYPE_V2DF_VEC_MERGE.
1834 (bdesc_args): Updated. Add scalar SSE builtins with vec_merge.
1835 (ix86_init_mmx_sse_builtins): Updated.
1836 (ix86_expand_args_builtin): Likewise.
1837 (ix86_expand_builtin): Likewise.
1838 (ix86_expand_unop1_builtin): Renamed to ...
1839 (ix86_expand_unop_vec_merge_builtin): This.
1841 2008-05-01 Jan Hubicka <jh@suse.cz>
1844 * ipa-inline.c (inline_generate_summary): Make static.
1845 (inline_transform): Do not call inlining at -O0; make static.
1846 * passes.c (execute_todo): Add sanity check.
1847 (execute_one_ipa_transform_pass): Execute proper flags.
1849 2008-05-01 Eric Botcazou <ebotcazou@adacore.com>
1851 * tree.h (TYPE_NONALIASED_COMPONENT): Expand comment.
1852 (DECL_NONADDRESSABLE_P): Likewise.
1853 * alias.c (record_component_aliases): Fix comment.
1855 2008-05-01 Simon Baldwin <simonb@google.com>
1857 * c-common.h (warn_array_subscript_range): New function.
1858 * c-common.c (warn_array_subscript_range): Ditto.
1859 * tree-vrp.c (check_array_ref): Corrected code to agree with
1860 comment, ignoring only arrays of size 0 or size 1.
1861 * c-typeck.c (build_array_ref): Call warn_array_subscript_range.
1863 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
1865 * config/i386/i386.c (ix86_builtin_type): Replace
1866 DI_FTYPE_DI_DI_INT with V1DI2DI_FTYPE_V1DI_V1DI_INT.
1867 (bdesc_args): Updated.
1868 (ix86_init_mmx_sse_builtins): Likewise.
1869 (ix86_expand_args_builtin): Likewise.
1871 * config/i386/tmmintrin.h (_mm_alignr_pi8): Replace long long
1874 * doc/extend.texi: Correct __builtin_ia32_palignr.
1876 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
1879 * config/i386/i386.c (bdesc_crc32): Removed.
1880 (ix86_expand_crc32): Likewise.
1881 (ix86_builtin_type): Replace V2DI2TI_FTYPE_V2DI2TI_INT with
1882 V2DI2TI_FTYPE_V2DI_INT, V2DI2TI_FTYPE_V2DI2TI_V2DI2TI_INT with
1883 V2DI2TI_FTYPE_V2DI_V2DI_INT. Add UINT64_FTYPE_UINT64_UINT64,
1884 UINT_FTYPE_UINT_UINT, UINT_FTYPE_UINT_USHORT and
1885 UINT_FTYPE_UINT_UCHAR.
1886 (bdesc_args): Updated. Add crc32 builtins.
1887 (ix86_init_mmx_sse_builtins): Updated.
1888 (ix86_expand_args_builtin): Updated to support subreg.
1890 * doc/extend.texi: Correct __builtin_ia32_crc32di.
1892 2008-05-01 Jan Hubicka <jh@suse.cz>
1894 * tree-pass.h (opt_pass): Add IPA_PASS.
1895 (varpool_node, cgraph_node): Forward declare.
1896 (ipa_opt_pass): Define.
1897 (pass_ipa_inline): Turn into ipa_opt_pass.
1898 (pass_apply_inline): Remove.
1899 * ipa-inline.c (pass_ipa_inline): Turn into ipa_opt_pass.
1900 (apply_inline): Turn into ....
1901 (inline_transform): ... this one.
1902 (inline_generate_summary): New function.
1903 (pass_apply_inline): Remove.
1904 * function.h (ipa_opt_pass): Forward declare structure; typedef;
1906 (struct function): Add ipa_transforms_to_apply.
1907 * passes.c (register_one_dump_file): Work on IPA_PASS.
1908 (init_optimization_passes): Remove pass_inline_parameters and
1910 (pass_init_dump_file, pass_fini_dump_file): Break out from ....
1911 (execute_one_pass) ... here; apply transforms when possible.
1912 (add_ipa_transform_pass, execute_ipa_summary_asses,
1913 execute_one_ipa_transform_pass): New.
1914 (execute_ipa_pass_list): Update for IPA_PASS type.
1916 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
1918 * config/i386/i386.c (ix86_builtin_type): Add
1919 V2DI_FTYPE_V2DI_V16QI, V2DI_FTYPE_V2DI_UINT_UINT and
1920 V2DI_FTYPE_V2DI_V2DI_UINT_UINT.
1921 (bdesc_args): Add SSE4a builtins.
1922 (ix86_init_mmx_sse_builtins): Updated.
1923 (ix86_expand_args_builtin): Likewise.
1924 (ix86_expand_builtin): Likewise.
1926 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
1928 * config/i386/i386.c (ix86_builtin_type): Add
1929 V8HI_FTYPE_V8HI_V8HI_COUNT, V8HI_FTYPE_V8HI_SI_COUNT,
1930 V4SI_FTYPE_V4SI_V4SI_COUNT, V4SI_FTYPE_V4SI_SI_COUNT,
1931 V4HI_FTYPE_V4HI_V4HI_COUNT, V4HI_FTYPE_V4HI_SI_COUNT,
1932 V2DI_FTYPE_V2DI_V2DI_COUNT, V2DI_FTYPE_V2DI_SI_COUNT,
1933 V2SI_FTYPE_V2SI_V2SI_COUNT, V2SI_FTYPE_V2SI_SI_COUNT,
1934 V1DI_FTYPE_V1DI_V1DI_COUNT, V1DI_FTYPE_V1DI_SI_COUNT,
1935 V8HI_FTYPE_V8HI_INT, V4SI_FTYPE_V4SI_INT, V4HI_FTYPE_V4HI_INT,
1936 V2DI2TI_FTYPE_V2DI2TI_INT, V2DI2TI_FTYPE_V2DI2TI_V2DI2TI_INT
1937 and DI_FTYPE_DI_DI_INT.
1938 (bdesc_args): Add MMX/SSE shift, shuffle and palignr builtins.
1939 (ix86_init_mmx_sse_builtins): Updated.
1940 (ix86_expand_args_builtin): Likewise.
1941 (ix86_expand_builtin): Likewise.
1942 (ix86_expand_binop_imm_builtin): Removed.
1944 * doc/extend.texi: Correct __builtin_ia32_palignr128.
1946 2008-04-30 Richard Guenther <rguenther@suse.de>
1948 PR tree-optimization/32921
1949 * tree-ssa-loop-im.c (mem_refs_may_alias_p): Disambiguate with TBAA.
1951 2008-04-30 Richard Sandiford <rsandifo@nildram.co.uk>
1953 * config/arm/arm.c (arm_unwind_emit): Use
1954 crtl->all_throwers_are_sibcalls instead of
1955 cfun->all_throwers_are_sibcalls.
1956 (arm_output_fn_unwind): Likewise.
1957 * config/frv/frv.c (frv_stack_info): Use crtl->uses_pic_offset_table
1958 instead of cfun->uses_pic_offset_table.
1959 (frv_expand_prologue): Likewise.
1960 (frv_frame_pointer_required): Likewise.
1961 (frv_expand_fdpic_call): Likewise.
1962 (frv_emit_movsi): Likewise.
1963 * config/iq2000/iq2000.c (iq2000_expand_prologue): Use
1964 cfun->returns_pcc_struct instead of
1965 current_function_returns_pcc_struct.
1966 * config/m32c/m32c.c (need_to_save): Use crtl->calls_eh_return
1967 instead of cfun->calls_eh_return.
1968 (m32c_pushm_popm): Likewise.
1969 * config/xtensa/xtensa.h (cfun->calls_alloca): Remove bogus
1970 "extern" declaration.
1972 2008-04-30 Richard Guenther <rguenther@suse.de>
1974 PR tree-optimization/21636
1975 * tree-ssa-ccp.c (ccp_fold): Handle &p->x with p being a
1977 (evaluate_stmt): Print the likely value.
1978 (ccp_visit_stmt): Avoid excessive vertical spacing.
1980 2008-04-30 Rafael Espindola <espindola@google.com>
1982 * builtins.c (fold_call_expr): Return realret.
1983 * tree-ssa-threadedge.c
1984 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
1985 __builtin_object_size.
1987 2008-04-30 Seongbae Park <seongbae.park@gmail.com>
1989 * gcc.c (wrapper_string): New variable.
1990 (insert_wrapper): New function.
1991 (execute): New option -wrapper.
1992 * doc/invoke.texi (Overall Options): New driver option -wrapper.
1994 2008-04-30 Nathan Froyd <froydnj@codesourcery.com>
1996 * config/rs6000/crtresgpr.asm, config/rs6000/crtresxgpr.asm,
1997 config/rs6000/crtsavgpr.asm, config/rs6000/crtresfpr.asm,
1998 config/rs6000/crtresxfpr.asm, config/rs6000/crtsavfpr.asm: Break out
2000 * config/rs6000/crtsavres.asm: ...here. Remove unneeded file.
2001 * config/rs6000/e500crtres32gpr.asm, config/rs6000/e500crtres64gpr.asm,
2002 config/rs6000/e500crtres64gprctr.asm,
2003 config/rs6000/e500crtrest32gpr.asm, config/rs6000/e500crtrest64gpr.asm,
2004 config/rs6000/e500crtresx32gpr.asm, config/rs6000/e500crtresx64gpr.asm,
2005 config/rs6000/e500crtsav32gpr.asm, config/rs6000/e500crtsav64gpr.asm,
2006 config/rs6000/e500crtsav64gprctr.asm,
2007 config/rs6000/e500crtsavg32gpr.asm, config/rs6000/e500crtsavg64gpr.asm,
2008 config/rs6000/e500crtsavg64gprctr.asm: New files.
2009 * config/rs6000/t-ppccomm: Add build rules for new files.
2010 (LIB2FUNCS_STATIC_EXTRA): Add new files.
2011 * config/rs6000/t-netbsd: Add build rules for new files.
2012 (LIB2FUNCS_STATIC_EXTRA): New variable.
2013 * config/rs6000/sysv4.h (ENDFILE_SPEC): Don't include crtsavres.o
2014 (CRTSAVRES_DEFAULT_SPEC): Likewise.
2015 * config/rs6000/netbsd.h (ENDFILE_SPEC): Likewise.
2017 2008-04-30 H.J. Lu <hongjiu.lu@intel.com>
2019 * config/i386/i386.c (ix86_builtin_type): Add
2020 FLOAT128_FTYPE_FLOAT128_FLOAT128, V16QI_FTYPE_V16QI_V16QI,
2021 V16QI_FTYPE_V8HI_V8HI, V8QI_FTYPE_V8QI_V8QI,
2022 V8QI_FTYPE_V4HI_V4HI, V8HI_FTYPE_V8HI_V8HI,
2023 V8HI_FTYPE_V16QI_V16QI, V8HI_FTYPE_V4SI_V4SI,
2024 V4SI_FTYPE_V4SI_V4SI, V4SI_FTYPE_V8HI_V8HI,
2025 V4SI_FTYPE_V4SF_V4SF, V4SI_FTYPE_V2DF_V2DF,
2026 V4HI_FTYPE_V4HI_V4HI, V4HI_FTYPE_V8QI_V8QI,
2027 V4HI_FTYPE_V2SI_V2SI, V4SF_FTYPE_V4SF_V4SF,
2028 V4SF_FTYPE_V4SF_V4SF_SWAP, V4SF_FTYPE_V4SF_V2SI,
2029 V4SF_FTYPE_V4SF_V2DF, V4SF_FTYPE_V4SF_DI,
2030 V4SF_FTYPE_V4SF_SI, V2DI_FTYPE_V2DI_V2DI,
2031 V2DI_FTYPE_V16QI_V16QI, V2DI_FTYPE_V4SI_V4SI,
2032 V2DI_FTYPE_V2DF_V2DF, V2SI_FTYPE_V2SI_V2SI,
2033 V2SI_FTYPE_V4HI_V4HI, V2SI_FTYPE_V2SF_V2SF,
2034 V2DF_FTYPE_V2DF_V2DF, V2DF_FTYPE_V2DF_V2DF_SWAP,
2035 V2DF_FTYPE_V2DF_V4SF, V2DF_FTYPE_V2DF_DI,
2036 V2DF_FTYPE_V2DF_SI, V2SF_FTYPE_V2SF_V2SF,
2037 V1DI_FTYPE_V1DI_V1DI, V1DI_FTYPE_V8QI_V8QI and
2038 V1DI_FTYPE_V2SI_V2SI.
2039 (bdesc_2arg): Moved to ...
2041 (ix86_init_mmx_sse_builtins): Updated.
2042 (ix86_expand_args_builtin): Updated. Take a pointer
2043 to const struct builtin_description. Handle comparison
2045 (ix86_expand_sse_compare): Take a new argument for swapping operands.
2046 (ix86_expand_builtin): Updated.
2048 * config/i386/sse.md (ssse3_pmaddubswv8hi3): Renamed to ...
2049 (ssse3_pmaddubsw128): This.
2050 (ssse3_pmaddubswv4hi3): Renamed to ...
2051 (ssse3_pmaddubsw): This.
2053 * doc/extend.texi (__builtin_ia32_packsswb128): Correct prototype.
2054 (__builtin_ia32_packssdw128): Likewise.
2055 (__builtin_ia32_packuswb128): Likewise.
2056 (__builtin_ia32_pmaddubsw): Likewise.
2057 (__builtin_ia32_pmaddubsw128): Likewise.
2059 2008-04-30 Richard Guenther <rguenther@suse.de>
2061 PR tree-optimization/14847
2062 * tree-ssa-ifcombine.c (get_name_for_bit_test): New helper function.
2063 (recognize_bits_test): Use it.
2064 (recognize_single_bit_test): Likewise.
2066 2008-04-30 Martin Jambor <mjambor@suse.cz>
2068 * ipa-cp.c (ipcp_init_stage): Calls ipa_set_called_with_variable_arg
2069 instead of setting number of formal parameters to zero.
2070 (ipcp_init_stage): Do not set the number of actual parameters to zero
2072 (ipcp_propagate_stage): Explicitly skipping all calls to nodes
2073 which are called with variable number of arguments.
2074 (ipcp_insert_stage): Explicitely skipping all nodes which are
2075 called with variable number of arguments.
2076 (ipcp_callsite_param_print): Skipps callsites to nodes with varaible
2077 number of parameters.
2079 * ipa-prop.h (struct ipa_node_params): Added flag
2080 called_with_var_arguments
2081 (ipa_set_param_count): Added. Changed sole setter to use it.
2082 (ipa_get_param_count): Added. All readers of param_count
2083 converted to use it instead.
2084 (ipa_set_called_with_variable_arg): Added.
2085 (ipa_is_called_with_var_arguments): Added.
2086 (ipa_get_ith_param): Added. All readers of param_decls converted
2088 (ipa_set_cs_argument_count): Added, sole writer to argument_count
2090 (ipa_get_cs_argument_count): Added, all readers of argument_count
2092 (ipa_get_ith_jump_func): Added. Accessors of jump values changed
2095 * ipa-prop.h (struct ipcp_formal): Renamed to ipcp_lattice
2096 (struct ipcp_lattice): Renamed cval_type to type
2097 (struct ipa_node_params): ipcp_cval renamed to ipcp_lattices
2099 * ipa-cp.c (ipcp_cval_get_cvalue): Changed return value to tree
2100 (ipcp_cval_set_cvalue): Changed type of parameter value to tree
2101 (ipcp_insert_stage): Changed the type of variable cvalue to tree
2102 (ipcp_replace_map_create): Changed the type of parameter cvalue to tree
2103 (build_const_val): Changed the type of parameter cvalue to tree
2104 (ipcp_propagate_const): Changed the type of parameter cvalue to tree
2105 (ipcp_method_cval_set_cvalue_type): Renamed parameter cval_type1 to type
2107 * ipa-prop.h (struct ipcp_formal): Replaced cvalue with tree called
2110 * ipa-prop.c (ipa_methodlist_init): Renamed to ipa_init_func_list
2111 (ipa_methodlist_not_empty): Removed, the sole user now checks directly
2112 (ipa_add_method): Renamed to ipa_push_func_to_list
2113 (ipa_remove_method): Renamed to ipa_pop_func_from_list
2114 (ipa_callsite_param_count): Removed.
2115 (ipa_callsite_param_count_set): Removed.
2116 (ipa_callsite_param): Removed.
2117 (ipa_callsite_callee): Removed.
2118 (ipa_callsite_compute_param): Renamed to ipa_compute_jump_functions
2119 (ipa_callsite_compute_count): Renamed to ipa_count_arguments
2120 (ipa_method_formal_count): Removed.
2121 (ipa_method_formal_count_set): Removed.
2122 (ipa_method_get_tree): Removed.
2123 (ipa_method_tree_map_create): Removed.
2124 (ipa_method_compute_tree_map): Renamed to ipa_create_param_decls_array
2125 (ipa_create_param_decls_array): Creates the array itself
2126 (ipa_create_param_decls_array): Temporary variable info instead of
2128 (ipa_method_formal_compute_count): Renamed to ipa_count_formal_params
2129 (ipa_method_compute_modify): Renamed to ipa_detect_param_modifications
2130 (get_type): Removed.
2131 (ipa_jf_get_info_type): Removed.
2132 (ipa_node_create): Renamed to ipa_create_node_params
2133 (ipa_free): Renamed to ipa_free_all_node_params
2134 (ipa_nodes_create): Renamed to ipa_create_all_node_params
2135 (ipa_edges_create): Renamed to ipa_create_all_edge_args
2136 (ipa_edges_free): Renamed to ipa_free_all_edge_args
2137 (ipa_nodes_free): Integrated into ipa_free_all_node_params and removed
2138 (ipa_free_all_node_params): Deallocation to jump_functions moved to
2139 ipa_free_all_edge_args
2140 (ipa_method_tree_print): Renamed to ipa_print_all_tree_maps
2141 (ipa_method_modify_print): Renamed to ipa_print_all_params_modified
2142 (ipa_create_methodlist_node): Removed.
2143 (ipa_methodlist_method): Removed.
2144 (ipa_methodlist_method_set): Removed.
2145 (ipa_methodlist_next_method): Removed.
2146 (ipa_methodlist_next_method_set): Removed.
2147 (ipa_method_is_modified): Removed.
2148 (ipa_method_modify_create): Removed.
2149 (ipa_method_modify_init): Temporary variable info instead of a few
2151 (ipa_detect_param_modifications): Temporary variable info instead of
2153 (ipa_compute_jump_functions): Temporary variable info instead of
2155 (ipa_method_modify_set): Removed.
2156 (ipa_method_tree_map): Renamed to ipa_get_param_decl_index
2157 (ipa_get_param_decl_index): Now accepts struct ipa_node_params rather
2158 than craph_node as the first parameter.
2159 (ipa_method_modify_stmt): Renamed to ipa_check_stmt_modifications
2160 (ipa_method_modify_init): Removed.
2161 (ipa_compute_jump_functions): Added a temp variable instead of
2162 repeatadly dereferencing the cgraph_edge.aux pointer
2163 (ipa_callsite_param_set_type): Removed.
2164 (ipa_compute_jump_functions): i renamed to index and moved to
2166 (ipa_callsite_param_set_info_type_formal): Removed.
2167 (ipa_callsite_param_set_info_type): Removed.
2168 (ipa_callsite_param_map_create): Removed.
2169 (ipa_callsite_tree): Removed.
2170 (ipa_callsite_caller): Removed.
2171 (ipa_pop_func_from_list): return_method removed to return_func
2173 * ipa-prop.h (enum cvalue_type): Renamed to ipa_lattice_type,
2174 prefixed all values with IPA_. Changed all users.
2175 (enum jump_func_type): Rnamed UNKNOWN_IPATYPE to IPA_UNKNOWN,
2176 CONST_IPATYPE to IPA_CONST, CONST_IPATYPE_REF to IPA_CONST_REF
2177 and FORMAL_IPATYPE IPA_PASS_THROUGH.
2178 (union parameter_info): Renamed to jump_func_value.
2179 (union jump_func_value): Renamed value to constant
2180 (struct ipa_jump_func): Renamed info_type to value
2181 (struct ipa_node): Renamed to ipa_node_params
2182 (struct ipa_node_params): Renamed ipa_arg_num to param_count
2183 (struct ipa_node_params): Renamed ipa_param_tree to param_decls
2184 (struct ipa_node_params): Renamed ipa_mod to modified_flags
2185 (struct ipa_edge): Renamed to ipa_edge_args
2186 (struct ipa_edge_args): Renamed ipa_param_num to argument_count
2187 (struct ipa_edge_args): Renamed ipa_param_map to jump_functions
2188 (struct ipa_methodlist): Renamed to ipa_func_list
2189 (struct ipa_func_list): method_p renamed to node, next_method
2191 (ipa_methodlist_p): Removed, switched all users to struct pointer
2192 (IS_VALID_TREE_MAP_INDEX): Renamed to IS_VALID_JUMP_FUNC_INDEX
2194 2008-04-30 Alan Modra <amodra@bigpond.net.au>
2196 * config/rs6000/rs6000.c (ALWAYS_RESTORE_ALTIVEC_BEFORE_POP): Define.
2197 (rs6000_emit_epilogue): Use backchain to restore only when we
2198 have a large frame. Make use of frame pointer to restore if we
2199 have one. Handle ALWAYS_RESTORE_ALTIVEC_BEFORE_POP.
2201 2008-04-29 Paolo Bonzini <bonzini@gnu.org>
2203 * config/avr/avr.md (*sbrx_branch, *sbix_branch, *sbix_branch_tmp):
2204 Add mode to zero_extract.
2205 (sign bit tests peepholes): (Ditto.).
2207 2008-04-29 H.J. Lu <hongjiu.lu@intel.com>
2209 * config/i386/i386.c (ix86_builtins): Replace Prescott New
2210 Instructions in comments with SSE3.
2211 (ix86_builtin_type): This. Add FLOAT128_FTYPE_FLOAT128,
2212 INT64_FTYPE_V4SF, INT64_FTYPE_V2DF, INT_FTYPE_V16QI,
2213 INT_FTYPE_V8QI, INT_FTYPE_V4SF, INT_FTYPE_V2DF,
2214 V16QI_FTYPE_V16QI, V8HI_FTYPE_V8HI, V8HI_FTYPE_V16QI,
2215 V8QI_FTYPE_V8QI, V4SI_FTYPE_V4SI, V4SI_FTYPE_V16QI,
2216 V4SI_FTYPE_V4SF, V4SI_FTYPE_V8HI, V4SI_FTYPE_V2DF,
2217 V4HI_FTYPE_V4HI, V4SF_FTYPE_V4SF, V4SF_FTYPE_V4SI,
2218 V4SF_FTYPE_V2DF, V2DI_FTYPE_V2DI, V2DI_FTYPE_V16QI,
2219 V2DI_FTYPE_V8HI, V2DI_FTYPE_V4SI, V2DF_FTYPE_V2DF,
2220 V2DF_FTYPE_V4SI, V2DF_FTYPE_V4SF, V2DF_FTYPE_V2SI,
2221 V2SI_FTYPE_V2SI, V2SI_FTYPE_V4SF, V2SI_FTYPE_V2SF,
2222 V2SI_FTYPE_V2DF, V2SF_FTYPE_V2SF and V2SF_FTYPE_V2SI.
2223 (bdesc_sse_args): Renamed to ...
2224 (bdesc_args): This. Add IX86_BUILTIN_PF2ID, IX86_BUILTIN_PFRCP,
2225 IX86_BUILTIN_PFRSQRT, IX86_BUILTIN_PI2FD, IX86_BUILTIN_PF2IW,
2226 IX86_BUILTIN_PSWAPDSI, IX86_BUILTIN_PSWAPDSF and
2228 (bdesc_1arg): Moved to ...
2230 (ix86_init_mmx_sse_builtins): Updated. Replace Prescott New
2231 Instructions in comments with SSE3.
2232 (ix86_expand_sse_operands_builtin): Renamed to ...
2233 (ix86_expand_args_builtin): This. Updated.
2234 (ix86_expand_unop1_builtin): Update comments.
2235 (ix86_expand_builtin): Updated.
2237 2008-04-29 Richard Guenther <rguenther@suse.de>
2239 PR tree-optimization/36078
2240 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely):
2241 Update virtual SSA form after cleaning up the CFG.
2243 2008-04-29 Richard Guenther <rguenther@suse.de>
2246 * fold-const.c (fold_binary): Fold (A + A) * C to A * 2*C.
2248 2008-04-29 Richard Guenther <rguenther@suse.de>
2250 * tree-ssa-alias.c (finalize_ref_all_pointers): Remove.
2251 (compute_may_aliases): Do not call finalize_ref_all_pointers.
2252 (compute_flow_insensitive_aliasing): Do not treat
2253 PTR_IS_REF_ALL pointers special.
2254 (get_smt_for): Likewise.
2255 (may_alias_p): Re-structure.
2256 (is_escape_site): A ref-all pointer conversion is not an escape site.
2257 * tree-ssa-structalias.c (find_what_p_points_to): Do not treat
2258 PTR_IS_REF_ALL pointers special.
2259 * tree-ssa-structalias.h (struct alias_info): Remove
2260 ref_all_symbol_mem_tag field.
2261 (PTR_IS_REF_ALL): Remove.
2263 2008-04-29 Richard Guenther <rguenther@suse.de>
2266 * fold-const.c (extract_muldiv_1): In combining division constants
2267 make sure to never overflow.
2269 2008-04-29 Nick Clifton <nickc@redhat.com>
2271 * doc/tm.texi (RETURN_ADDR_RTX): Fix typo.
2273 2008-04-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2276 * optc-gen.awk: Work around HP-UX/IA awk bug.
2278 2008-04-28 Danny Smith <dannysmith@users.sourceforge.net>
2280 * config/i386/cygming-crtend.c (register_frame_ctor): Revert my
2283 2008-04-28 Uros Bizjak <ubizjak@gmail.com>
2286 * config/i386/i386.md
2287 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit):
2288 Change operand 1 predicate to nonimmediate_operand.
2290 2008-04-28 Jakub Jelinek <jakub@redhat.com>
2293 * dwarf2out.c (struct die_struct): Mark as chain_circular through
2295 * gengtype.c (walk_type, write_func_for_structure): Handle
2297 * doc/gty.texi: Document chain_circular.
2299 2008-04-28 Richard Guenther <rguenther@suse.de>
2301 PR tree-optimization/36066
2302 * tree-vrp.c (execute_vrp): Cleanup the CFG only after finalizing
2305 2008-04-28 Uros Bizjak <ubizjak@gmail.com>
2308 * config/i386/i386.md
2309 (floatdi<X87MODEF:mode>2_i387_with_xmm splitters):
2310 Use match_scratch instead of match_operand for operands 3 and 4.
2312 2008-04-27 Richard Guenther <rguenther@suse.de>
2314 PR tree-optimization/18754
2315 PR tree-optimization/34223
2316 * tree-pass.h (pass_complete_unrolli): Declare.
2317 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Print
2318 loop size before and after unconditionally of UL_NO_GROWTH in effect.
2319 Rewrite loop into loop closed SSA form if it is not already.
2320 (tree_unroll_loops_completely): Re-structure to iterate over
2321 innermost loops with intermediate CFG cleanups.
2322 Unroll outermost loops only if requested or the code does not grow
2324 * tree-ssa-loop.c (gate_tree_vectorize): Don't shortcut if no
2325 loops are available.
2326 (tree_vectorize): Instead do so here.
2327 (tree_complete_unroll): Also unroll outermost loops.
2328 (tree_complete_unroll_inner): New function.
2329 (gate_tree_complete_unroll_inner): Likewise.
2330 (pass_complete_unrolli): New pass.
2331 * tree-ssa-loop-manip.c (find_uses_to_rename_use): Only record
2332 uses outside of the loop.
2333 (tree_duplicate_loop_to_header_edge): Only verify loop-closed SSA
2334 form if it is available.
2335 * tree-flow.h (tree_unroll_loops_completely): Add extra parameter.
2336 * passes.c (init_optimization_passes): Schedule complete inner
2337 loop unrolling pass before the first CCP pass after final inlining.
2339 2008-04-27 Nathan Sidwell <nathan@codesourcery.com>
2341 * targhooks.h (default_emutls_var_fields,
2342 default_emutls_var_init): Declare.
2343 * tree.h (DECL_THREAD_LOCAL): Compare against TLS_MODEL_REAL.
2344 * target.h (struct gcc_target): Add struct emutls member.
2345 * target-def.h (TARGET_EMUTLS_GET_ADDRESS,
2346 TARGET_EMUTLS_REGISTER_COMMON, TARGET_EMUTLS_VAR_SECTION,
2347 TARGET_EMUTLS_TMPL_SECTION, TARGET_EMUTLS_VAR_PREFIX,
2348 TARGET_EMUTLS_TMPL_PREFIX, TARGET_EMUTLS_VAR_FIELDS,
2349 TARGET_EMUTLS_VAR_INIT, TARGET_EMUTLS_DEBUG_FORM_TLS_ADDRESS,
2350 TARGET_EMUTLS_VAR_ALIGN_FIXED, TARGET_EMUTLS): New.
2351 (TARGET_INITIALIZER): Add TARGET_EMUTLS.
2352 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS,
2353 BUILT_IN_EMUTLS_REGISTER_COMMON): Get name from targetm structure.
2354 * dwarf2out.c (loc_descriptor_from_tree_1): Check if emutls can
2355 emit debug information.
2356 * coretypes.h (tls_model): Add TLS_MODEL_EMULATED, TLS_MODEL_REAL.
2357 * varasm.c: Include targhooks.h.
2358 (emutls_object_section, emutls_tmpl_section): New.
2359 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): Remove.
2360 (EMUTLS_SEPARATOR): New.
2362 (get_emutls_object_name): New.
2363 (default_emutls_var_fields): New, broken out of ...
2364 (get_emutls_object_type): ... here. Adjust to use target hooks.
2365 (get_emutls_init_templ_addr): Adjust to use target hooks.
2366 (emutls_decl): Adjust to use target hooks.
2367 (emutls_finish): Likewise.
2368 (default_emutls_var_init): New, broken out of ...
2369 (assemble_variable): ... here. Adjust to use target hooks.
2370 * output.h (enum section_category): Add SECCAT_EMUTLS_VAR,
2372 * c-common.c (handle_section_attribute): Prevent overriding
2373 sections for emulated tls with special sections.
2374 * config/i386/i386.c (x86_64_elf_select_section): Add
2375 SECCAT_EMUTLS_VAR and SECCAT_EMUTLS_TMPL.
2376 (x86_64_elf_unique_section): Likewise.
2377 * config/vxworks.c: Include tree.h.
2378 (vxworks_emutls_var_fields, vxworks_emutls_var_init): New.
2379 (vxworks_override_options): Set TLS scheme.
2380 * doc/tm.texi (Emulated TLS): New node.
2382 2008-04-26 Simon Baldwin <simonb@google.com>
2385 * builtins.c (c_strlen): Suppressed multiple warnings that can occur
2386 with propagated string constants.
2388 2008-04-26 Uros Bizjak <ubizjak@gmail.com>
2390 * config/i386/i386.md (fix_trunc<mode>_i387_fisttp_with_temp): Use 'X'
2391 constraint for operand 2 when operand 0 is memory operand.
2392 (fix_truncdi_i387_with_temp): : Use 'X' constraint for operand 4 when
2393 operand 0 is memory operand.
2394 (fix_trunc<mode>_i387_with_temp): Ditto.
2395 (*floatsi<mode>2_vector_mixed_with_temp): Use 'X' constraint for
2396 operand 2 when operand 1 is memory operand.
2397 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_with_temp): Ditto.
2398 (*floatsi<mode>2_vector_sse_with_temp): Ditto.
2399 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_with_temp): Ditto.
2400 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
2401 (floatdi<X87MODEF:mode>2_i387_with_xmm): Use 'X' constraint for
2402 operands 2,3 and 4 when operand 1 is memory operand.
2403 (fistdi2_with_temp): Use 'X' constraint for operand 2 when operand 0
2405 (fistdi2_floor_with_temp): Ditto.
2406 (fist<mode>2_floor_with_temp): Ditto.
2407 (fistdi2_ceil_with_temp): Ditto.
2408 (fist<mode>2_ceil_with_temp): Ditto.
2409 (*truncdfsf_fast_mixed): Merge alternatives 0 and 1.
2411 2008-04-26 David Daney <ddaney@avtrex.com>
2413 * config/mips/mips.md (UNSPEC_COMPARE_AND_SWAP_12): New
2415 (UNSPEC_SYNC_OLD_OP, UNSPEC_SYNC_NEW_OP, UNSPEC_SYNC_EXCHANGE,
2416 UNSPEC_MEMORY_BARRIER, UNSPEC_SET_GOT_VERSION,
2417 UNSPEC_UPDATE_GOT_VERSION): Renumber.
2418 (sync_compare_and_swap<mode>): New expand for QI and HI modes.
2419 (compare_and_swap_12): New insn.
2420 * config/mips/mips-protos.h (mips_expand_compare_and_swap_12): Declare.
2421 * config/mips/mips.c (mips_force_binary): New function.
2422 (mips_emit_int_order_test, mips_expand_synci_loop): Use it.
2423 (mips_expand_compare_and_swap_12): New function.
2424 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP_12): New macro.
2426 2008-04-25 Jan Hubicka <jh@suse.cz>
2429 * cfgexpand.c (pass_expand): Turn into RTL pass.
2430 * passes.c (execute_one_pass): Do pass typechecking after execution.
2431 * tree-pass.h (pass_expand): Turn into RTL pass.
2433 * function.h (struct rtl_data): Move here fields
2434 accesses_prior_frames, calls_eh_return, saves_all_registers,
2435 has_nonlocal_goto, has_asm_statement, is_thunk,
2436 all_throwers_are_sibcalls, limit_stack, profile, uses_const_pool,
2437 uses_pic_offset_table, uses_eh_lsda, tail_call_emit,
2438 arg_pointer_save_area_init from struct function; turn into bool.
2439 (struct function): Move
2440 calls_eh_return, saves_all_registers, has_nonlocal_goto,
2441 has_asm_statement, is_thunk, all_throwers_are_sibcalls, limit_stack,
2442 profile, uses_const_pool, uses_pic_offset_table, uses_eh_lsda,
2443 tail_call_emit, arg_pointer_save_area_init
2444 into struct rtl_data. Remove recursive_call_emit and gimplified flags.
2445 (current_function_returns_struct, current_function_returns_pcc_struct,
2446 current_function_calls_setjmp, current_function_calls_alloca,
2447 current_function_accesses_prior_frames,
2448 current_function_calls_eh_return, current_function_is_thunk,
2449 current_function_stdarg, current_function_profile,
2450 current_function_limit_stack, current_function_uses_pic_offset_table,
2451 current_function_uses_const_pool, current_function_has_nonlocal_label,
2452 current_function_saves_all_registers,
2453 current_function_has_nonlocal_goto,
2454 current_function_has_asm_statement): Remove accesor macros.
2455 * ra-conflict.c (global_conflicts): Update.
2456 * tree-tailcall.c (suitable_for_tail_opt_p): Update.
2457 (suitable_for_tail_call_opt_p): Update.
2458 * builtins.c (expand_builtin_return_addr): Update.
2459 (expand_builtin_setjmp_setup): Update.
2460 (expand_builtin_nonlocal_goto): Update.
2461 * final.c (final_start_function): Update.
2462 (profile_function): Update.
2463 (leaf_function_p): Update.
2464 (only_leaf_regs_used): Update.
2465 * df-scan.c (df_get_exit_block_use_set): Update.
2466 * dojump.c (clear_pending_stack_adjust): Update.
2467 * tree-stdarg.c (gate_optimize_stdarg): Update.
2468 * gimple-low.c (lower_function_body): Update.
2469 * global.c (compute_regsets): Update.
2470 (global_alloc): Update.
2471 * dwarf2out.c (dwarf2out_begin_prologue): Update.
2472 * expr.c (expand_assignment): Update.
2473 * dse.c (dse_step0): Update.
2474 (dse_step1): Update.
2475 * c-decl.c (store_parm_decls): Update.
2476 * local-alloc.c (combine_regs): Update.
2477 (find_free_reg): Update.
2478 * function.c (assign_parms_augmented_arg_list): Update.
2479 (assign_parm_find_data_types): Update.
2480 (assign_parms): Update.
2481 (allocate_struct_function): Update.
2482 (expand_function_start): Update.
2483 (expand_function_end): Update.
2484 (get_arg_pointer_save_area): Update.
2485 (thread_prologue_and_epilogue_insns): Update.
2486 (rest_of_match_asm_constraints): Update.
2487 * stor-layout.c (variable_size): Update.
2488 * gcse.c (gcse_main): Update.
2489 (bypass_jumps): Update.
2490 * gimplify.c (gimplify_function_tree): Update.
2491 * calls.c (emit_call_1): Update.
2492 (expand_call): Update.
2493 * bt-load.c (compute_defs_uses_and_gen): Update.
2494 * except.c (sjlj_assign_call_site_values): Update.
2495 (sjlj_emit_function_enter): Update.
2496 (can_throw_external): Update.
2497 (set_nothrow_function_flags): Update.
2498 (expand_builtin_unwind_init): Update.
2499 (expand_eh_return): Update.
2500 (convert_to_eh_region_ranges): Update.
2501 (output_function_exception_table): Update.
2502 * emit-rtl.c (gen_tmp_stack_mem): Update.
2503 * cfgexpand.c (expand_used_vars): Update.
2504 (tree_expand_cfg): Update.
2505 * cfgcleanup.c (rest_of_handle_jump): Update.
2506 * explow.c (allocate_dynamic_stack_space): Update.
2507 * varasm.c (assemble_start_function): Update.
2508 (force_const_mem): Update.
2509 (mark_constant_pool): Update.
2510 * tree-optimize.c (tree_rest_of_compilation): Update.
2511 * stack-ptr-mod.c (notice_stack_pointer_modification): Update.
2512 * tree-cfg.c (notice_special_calls): Update.
2513 (is_ctrl_altering_stmt): Update.
2514 (tree_can_make_abnormal_goto): Update.
2515 (tree_purge_dead_abnormal_call_edges): Update.
2516 * config/alpha/predicates.md: Update.
2517 * config/alpha/alpha.c (alpha_sa_mask): Update.
2518 (alpha_sa_size): Update.
2519 (alpha_does_function_need_gp): Update.
2520 (alpha_expand_prologue): Update.
2521 (alpha_start_function): Update.
2522 (alpha_output_function_end_prologue): Update.
2523 (alpha_expand_epilogue): Update.
2524 * config/frv/frv.c (frv_stack_info): Update.
2525 (frv_expand_epilogue): Update.
2526 * config/s390/s390.c (s390_regs_ever_clobbered): Update.
2527 (s390_register_info): Update.
2528 (s390_frame_info): Update.
2529 (s390_init_frame_layout): Update.
2530 (s390_can_eliminate): Update.
2531 (save_gprs): Update.
2532 * config/spu/spu.c (spu_split_immediate): Update.
2533 (need_to_save_reg): Update.
2534 (spu_expand_prologue): Update.
2535 (spu_expand_epilogue): Update.
2536 * config/sparc/sparc.md: Update.
2537 * config/sparc/sparc.c (eligible_for_return_delay): Update.
2538 (sparc_tls_got): Update.
2539 (legitimize_pic_address): Update.
2540 (sparc_emit_call_insn): Update.
2541 (sparc_expand_prologue): Update.
2542 (output_return): Update.
2543 (print_operand): Update.
2544 (sparc_function_ok_for_sibcall): Update.
2545 * config/sparc/sparc.h (EXIT_IGNORE_STACK): Update.
2546 * config/m32r/m32r.md: Update.
2547 * config/m32r/m32r.c (MUST_SAVE_RETURN_ADDR): Update.
2548 (m32r_compute_frame_size): Update.
2549 (m32r_expand_prologue): Update.
2550 (m32r_expand_epilogue): Update.
2551 (m32r_legitimize_pic_address): Update.
2552 * config/m32r/m32r.h (FRAME_POINTER_REQUIRED): Update.
2553 * config/i386/linux.h (SUBTARGET_FRAME_POINTER_REQUIRED): Update.
2554 * config/i386/i386.c (ix86_frame_pointer_required): Update.
2556 (ix86_save_reg): Update.
2557 (ix86_compute_frame_layout): Update.
2558 (ix86_expand_prologue): Update.
2559 (ix86_expand_epilogue): Update.
2560 * config/sh/sh.c (output_stack_adjust): Update.
2561 (calc_live_regs): Update.
2562 (sh5_schedule_saves): Update.
2563 (sh_expand_prologue): Update.
2564 (sh_expand_epilogue): Update.
2565 (sh_setup_incoming_varargs): Update.
2566 (sh_allocate_initial_value): Update.
2567 (sh_get_pr_initial_val): Update.
2568 * config/sh/sh.h (SHMEDIA_REGS_STACK_ADJUST): Update.
2569 * config/sh/sh.md (label:): Update.
2570 * config/avr/avr.c (out_movhi_mr_r): Update.
2571 * config/crx/crx.h (enum): Update.
2572 * config/xtensa/xtensa.h (along): Update.
2573 * config/stormy16/stormy16.c Update.
2574 (xstormy16_compute_stack_layout): Update.
2575 * config/fr30/fr30.c (MUST_SAVE_RETURN_POINTER): Update.
2576 (fr30_expand_prologue): Update.
2577 * config/cris/cris.c (cris_conditional_register_usage): Update.
2578 (cris_reg_saved_in_regsave_area): Update.
2579 (cris_initial_frame_pointer_offset): Update.
2580 (cris_simple_epilogue): Update.
2581 (cris_expand_prologue): Update.
2582 (cris_expand_epilogue): Update.
2583 (cris_expand_pic_call_address): Update.
2584 (cris_asm_output_symbol_ref): Update.
2585 (cris_asm_output_label_ref): Update.
2586 * config/cris/cris.md Update.
2587 * config/iq2000/iq2000.c (compute_frame_size): Update.
2588 (iq2000_expand_epilogue): Update.
2589 * config/mt/mt.h (save_direction): Update.
2590 * config/mn10300/mn10300.c (mn10300_function_value): Update.
2591 * config/ia64/ia64.c (ia64_compute_frame_size): Update.
2592 (ia64_secondary_reload_class): Update.
2593 * config/m68k/m68k.c (m68k_save_reg): Update.
2594 (m68k_expand_prologue): Update.
2595 (m68k_expand_epilogue): Update.
2596 (legitimize_pic_address): Update.
2597 * config/rs6000/rs6000.c (rs6000_got_register): Update.
2598 (first_reg_to_save): Update.
2599 (first_altivec_reg_to_save): Update.
2600 (compute_vrsave_mask): Update.
2601 (compute_save_world_info): Update.
2602 (rs6000_stack_info): Update.
2603 (spe_func_has_64bit_regs_p): Update.
2604 (rs6000_ra_ever_killed): Update.
2605 (rs6000_emit_eh_reg_restore): Update.
2606 (rs6000_emit_allocate_stack): Update.
2607 (rs6000_emit_prologue): Update.
2608 (rs6000_emit_epilogue): Update.
2609 (rs6000_output_function_epilogue): Update.
2610 (output_profile_hook): Update.
2611 (rs6000_elf_declare_function_name): Update.
2612 * config/rs6000/rs6000.h (rs6000_args): Update.
2613 * config/rs6000/rs6000.md: Update.
2614 * config/mcore/mcore.c (mcore_expand_prolog): Update.
2615 * config/arc/arc.c (arc_output_function_epilogue): Update.
2616 * config/arc/arc.h (FRAME_POINTER_REQUIRED): Update.
2617 * config/darwin.c (machopic_function_base_name): Update.
2618 * config/score/score3.c (score3_compute_frame_size): Update.
2621 (score3_epilogue): Update.
2622 * config/score/score7.c (score7_compute_frame_size): Update.
2623 (score7_prologue): Update.
2624 (score7_epilogue): Update.
2625 * config/score/score.h (FRAME_POINTER_REQUIRED): Update.
2626 * config/arm/linux-elf.h (SUBTARGET_FRAME_POINTER_REQUIRED): Update.
2627 * config/arm/arm.c (use_return_insn): Update.
2628 (require_pic_register): Update.
2629 (arm_load_pic_register): Update.
2630 (arm_compute_save_reg0_reg12_mask): Update.
2631 (arm_compute_save_reg_mask): Update.
2632 (thumb1_compute_save_reg_mask): Update.
2633 (output_return_instruction): Update.
2634 (arm_output_function_prologue): Update.
2635 (arm_output_epilogue): Update.
2636 (arm_get_frame_offsets): Update.
2637 (arm_expand_prologue): Update.
2638 (thumb_pushpop): Update.
2639 (thumb_exit): Update.
2640 (thumb1_expand_prologue): Update.
2641 (thumb1_expand_epilogue): Update.
2642 (arm_unwind_emit): Update.
2643 (arm_output_fn_unwind): Update.
2644 * config/arm/arm.h (FRAME_POINTER_REQUIRED): Update.
2645 * config/arm/arm.md: Update.
2646 * config/pa/pa.md: Update.
2647 * config/pa/pa.c (legitimize_pic_address): Update.
2648 (compute_frame_size): Update.
2649 (hppa_expand_prologue): Update.
2650 (hppa_expand_epilogue): Update.
2651 (borx_reg_operand): Update.
2652 * config/pa/pa.h (FRAME_POINTER_REQUIRED): Update.
2653 (HARD_REGNO_RENAME_OK): Update.
2654 * config/mips/mips.c (mips_global_pointer): Update.
2655 (mips_save_reg_p): Update.
2656 (mips_compute_frame_info): Update.
2657 (mips_frame_pointer_required): Update.
2658 (mips_expand_prologue): Update.
2659 (mips_expand_epilogue): Update.
2660 (mips_can_use_return_insn): Update.
2661 (mips_reorg_process_insns): Update.
2662 * config/v850/v850.c (compute_register_save_size): Update.
2663 * config/mmix/mmix.h (FRAME_POINTER_REQUIRED): Update.
2664 * config/mmix/mmix.c (along): Update.
2665 (mmix_expand_epilogue): Update.
2666 * config/bfin/bfin.c (legitimize_pic_address): Update.
2667 (must_save_p): Update.
2668 (stack_frame_needed_p): Update.
2669 (add_to_reg): Update.
2670 (bfin_expand_prologue): Update.
2671 * stmt.c (expand_asm_operands): Update.
2672 * reload1.c (reload): Update.
2673 (init_elim_table): Update.
2675 2008-04-25 Bob Wilson <bob.wilson@acm.org>
2677 * optabs.c (expand_float): Fix REG_EQUAL for UNSIGNED_FLOAT libcall.
2679 2008-04-25 H.J. Lu <hongjiu.lu@intel.com>
2681 * config/i386/sse.md (mov<mode>): Replace SSEMODEI with SSEMODE.
2682 (*mov<mode>_internal): Likewise. Support V4SF and V2DF.
2683 (mov<mode>): Removed.
2684 (*movv4sf_internal): Likewise.
2685 (*movv2df_internal): Likewise.
2687 2008-04-25 Pompapathi V Gadad <Pompapathi.V.Gadad@nsc.com>
2689 * config.gcc (crx-*-elf): Remove deprecation.
2691 2008-04-25 Danny Smith <dannysmith@users.sourceforge.net>
2693 * config/i386/cygming-crtend.c (register_frame_ctor): Register
2694 __gcc_deregister_frame with atexit.
2695 (deregister_frame_dtor): Remove.
2697 2008-04-24 Nathan Froyd <froydnj@codesourcery.com>
2698 Nathan Sidwell <nathan@codesourcery.com>
2700 * config/rs6000/rs6000.opt (mspe): Remove Var property.
2702 * config/rs6000/rs6000.h (rs6000_spe): Declare.
2703 (rs6000_isel): Likewise.
2704 * config/rs6000/rs6000.c (rs6000_spe): New variable.
2705 (rs6000_isel): New variable.
2706 (rs6000_handle_option): Handle OPT_mspe and OPT_misel.
2708 2008-04-24 Jakub Jelinek <jakub@redhat.com>
2711 * c-common.c (handle_vector_size_attribute): Call
2712 lang_hooks.types.reconstruct_complex_type instead of
2713 reconstruct_complex_type.
2714 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Likewise.
2715 * config/spu/spu.c (spu_handle_vector_attribute): Likewise.
2716 * langhooks.h (struct lang_hooks_for_types): Add
2717 reconstruct_complex_type hook.
2718 * langhooks-def.h (LANG_HOOKS_RECONSTRUCT_COMPLEX_TYPE): Define.
2719 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add it.
2721 2008-04-24 Richard Guenther <rguenther@suse.de>
2723 * c-common.h (check_builtin_function_arguments): Declare.
2724 * c-common.c (validate_nargs): New function.
2725 (check_builtin_function_arguments): Likewise.
2726 * c-typeck.c (build_function_call): Call
2727 check_builtin_function_arguments.
2728 * builtins.c (fold_builtin_classify): Remove error reporting code.
2729 (fold_builtin_unordered_cmp): Likewise.
2730 (fold_builtin_1): Likewise.
2731 (fold_builtin_n): Likewise.
2733 2008-04-24 Jakub Jelinek <jakub@redhat.com>
2735 PR tree-optimization/36008
2736 * fold-const.c (try_move_mult_to_index): If s == NULL, divide
2737 the original op1, rather than delta by step.
2739 2008-04-22 Antoniu Pop <antoniu.pop@gmail.com>
2740 Sebastian Pop <sebastian.pop@amd.com>
2742 * tree-parloops.c (take_address_of, eliminate_local_variables_1,
2743 eliminate_local_variables_stmt, eliminate_local_variables,
2744 separate_decls_in_loop_name, separate_decls_in_loop_stmt,
2745 separate_decls_in_loop, gen_parallel_loop): Make them work on a region
2746 of code delimited by two edges in the CFG.
2747 (separate_decls_in_loop_name): Renamed separate_decls_in_region_name.
2748 (separate_decls_in_loop_stmt): Renamed separate_decls_in_region_stmt.
2749 (separate_decls_in_loop): Renamed separate_decls_in_region. Isolate
2750 the case of parallelisation of reductions.
2751 (expr_invariant_in_region_p): New.
2753 * tree-flow.h (gather_blocks_in_sese_region): Declared.
2754 * tree-cfg.c (gather_blocks_in_sese_region): Extern.
2756 2008-04-24 Ira Rosen <irar@il.ibm.com>
2757 Richard Guenther <rguenther@suse.de>
2759 PR tree-optimization/36034
2760 * tree-vect-analyze.c (vect_analyze_group_access): SLP is
2761 incapable of dealing with loads with gaps.
2763 2008-04-24 Rafael Espindola <espindola@google.com>
2765 * tree-flow.h (vrp_evaluate_conditional): Change signature.
2766 * tree-ssa-propagate.c (fold_predicate_in): Update call to
2767 vrp_evaluate_conditional.
2768 * tree-vrp.c (vrp_evaluate_conditional_warnv): Remove.
2769 (vrp_evaluate_conditional): Split the cond argument.
2770 (vrp_visit_cond_stmt): Use vrp_evaluate_conditional_warnv_with_ops.
2771 (simplify_stmt_for_jump_threading): Update call to
2772 vrp_evaluate_conditional.
2774 2008-04-24 Ira Rosen <irar@il.ibm.com>
2776 PR tree-optimization/35982
2777 * tree-vect-analyze.c (vect_check_interleaving): Check that the
2778 interleaved data-refs are of the same type.
2780 2008-04-24 Danny Smith <dannysmith@users.net>
2782 * c-format.c (check_format_info_main): Use strncmp rather than a
2783 magic prefix to handle multichar length specs.
2784 * config/i386/msformat-c.c (format_length_info ms_printf_length_specs):
2785 Don't prefix "I64" and "I32" with '\0'.
2787 2008-04-24 Jakub Jelinek <jakub@redhat.com>
2790 * config/i386/i386.c (init_cumulative_args): Don't pass anything
2791 in registers for -m32 only if stdarg_p (fntype).
2793 2008-04-24 Uros Bizjak <ubizjak@gmail.com>
2795 PR rtl-optimization/36006
2796 * expmed.c (store_fixed_bit_field): Copy op0 rtx before moving
2797 temp to op0 in order to avoid invalid rtx sharing.
2799 2008-04-23 Paolo Bonzini <bonzini@gnu.org>
2801 * tree-cfg.c (verify_expr): Check with is_gimple_address. Don't
2802 check TREE_INVARIANT.
2803 * tree-gimple.c (is_gimple_address): New.
2804 (is_gimple_invariant_address): Simplify using decl_address_invariant_p.
2805 * tree-gimple.h (is_gimple_address): New.
2806 * tree.h (decl_address_invariant_p): New.
2807 * tree.c (make_node_stat): Don't set TREE_INVARIANT.
2808 (build_string): Likewise.
2809 (decl_address_invariant_p): New, from is_gimple_invariant_address.
2810 (tree_invariant_p_1): Likewise.
2811 (save_expr): Use it.
2812 (tree_invariant_p): New.
2813 (skip_simple_arithmetic): Use it.
2814 (stabilize_reference_1): Use it.
2815 (recompute_tree_invariant_for_addr_expr): Don't update TREE_INVARIANT,
2817 (build1_stat): Drop code to compute TREE_INVARIANT.
2818 (build2_stat): Drop code to compute TREE_INVARIANT.
2819 (build3_stat): Drop code to compute TREE_INVARIANT.
2820 (build4_stat): Drop code to compute TREE_INVARIANT.
2821 (build5_stat): Drop code to compute TREE_INVARIANT.
2822 (build7_stat): Drop code to compute TREE_INVARIANT.
2823 (merge_dllimport_decl_attributes): Don't mention TREE_INVARIANT.
2824 * tree.h (struct tree_base): Remove invariant_flag.
2825 (TREE_INVARIANT): Remove.
2826 * builtins.c (build_string_literal): Don't set TREE_INVARIANT.
2827 (fold_builtin_expect): Check TREE_CONSTANT.
2828 * tree-ssa-ccp.c (fold_stmt_r): Adjust comment.
2829 * c-tree.h (c_expr_to_decl): Drop third parameter.
2830 * c-typeck.c (build_external_ref): Don't set TREE_INVARIANT.
2831 (build_c_cast): Don't set TREE_INVARIANT.
2832 (pop_init_level): Don't set TREE_INVARIANT.
2833 (c_objc_common_truthvalue_conversion): Don't set TREE_INVARIANT.
2834 * gimplify.c (gimplify_init_ctor_preeval): Add assertion, test
2836 (gimplify_init_constructor): Don't set TREE_INVARIANT.
2837 (gimplify_addr_expr): Adjust comment.
2838 * tree-mudflap.c (mf_build_string):
2839 * print-tree.c (print_node): Don't print TREE_INVARIANT.
2840 * tree-nested.c (convert_nonlocal_reference): Adjust comment.
2841 * c-common.c (fix_string_type): Don't set TREE_INVARIANT.
2842 * langhooks-def.h (lhd_expr_to_decl): Drop third parameter.
2843 * langhooks.c (lhd_expr_to_decl): Drop third parameter.
2844 * langhooks.h (struct lang_hooks): Drop third parameter from
2847 2008-04-23 Richard Guenther <rguenther@suse.de>
2849 PR tree-optimization/27799
2850 PR tree-optimization/32921
2851 PR tree-optimization/32624
2852 * tree-ssa-structalias.c (merge_smts_into): Only merge the
2853 SMTs aliases and the tag itself into the solution.
2854 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): Do not
2855 merge the points-to solution back into the SMT aliases.
2856 (may_alias_p): Use alias_set_subset_of instead of
2857 aliases_conflict_p. A pointer which points to
2858 memory with alias set zero may access any variable.
2860 2008-04-23 Richard Guenther <rguenther@suse.de>
2862 * alias.c (alias_set_subset_of): Correctly handle asking
2863 if zero is a subset of an alias set with zero child.
2864 * tree-ssa-alias.c (have_common_aliases_p): Simplify logic.
2865 (compute_flow_insensitive_aliasing): Correctly walk all
2866 pointers. Do not unnecessarily union sets.
2868 2008-04-23 Richard Guenther <rguenther@suse.de>
2871 * c-common.c (handle_alloc_size_attribute): Use type_num_arguments.
2873 2008-04-22 Tomas Bily <tbily@suse.cz>
2875 * tree-cfg.c (verify_expr): Check for NON_LVALUE_EXPR as
2877 * tree-vrp.c (extract_range_from_unary_expr): Removed unused
2879 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Likewise.
2880 * tree-ssa-structalias.c (get_constraint_for): Likewise.
2881 * tree-inline.c (estimate_num_insns_1): Likewise.
2882 * varasm.c (const_hash_1, compare_constant, copy_constant)
2883 (compute_reloc_for_constant, output_addressed_constants): Likewise.
2884 * emit-rtl.c (component_ref_for_mem_expr)
2885 (set_mem_attributes_minus_bitpos): Likewise.
2886 * expr.c (highest_pow2_factor, expand_expr_real_1, )
2887 (is_aligning_offset): Likewise.
2888 * dwarf2out.c (loc_descriptor_from_tree_1, add_bound_info): Likewise.
2889 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Likewise.
2890 * dojump.c (do_jump): Likewise.
2891 * builtins.c (get_pointer_alignment, get_memory_rtx)
2892 (integer_valued_real_p, fold_builtin_next_arg): Likewise.
2893 * tree-scalar-evolution.c (instantiate_parameters_1): Likewise.
2895 2008-04-23 Jakub Jelinek <jakub@redhat.com>
2897 PR rtl-optimization/36017
2898 * builtins.c (expand_errno_check): Clear CALL_EXPR_TAILCALL before
2899 expanding the library call.
2901 2008-04-22 Ian Lance Taylor <iant@google.com>
2903 * fold-const.c (pointer_may_wrap_p): Call int_size_in_bytes rather
2906 2008-04-22 Pat Haugen <pthaugen@us.ibm.com>
2908 * config/rs6000/rs6000.c (rs6000_register_move_cost): Increase cost
2909 of LR/CTR moves for Power6.
2911 2008-04-22 Kenneth Zadeck <zadeck@naturalbridge.com>
2914 * passes.c (init_optimization_passes): Remove
2915 pass_fast_rtl_byte_dce.
2917 2008-04-22 Uros Bizjak <ubizjak@gmail.com>
2920 * config/i386/xmmintrin.h (_mm_cvtpi16_ps): Rearrange calls to
2921 builtin functions to generate faster code.
2922 (_mm_cvtpu16_ps): Ditto.
2923 (_mm_cvtpi32x2_ps): Ditto.
2925 2008-04-22 Nick Clifton <nickc@redhat.com>
2927 * common.opt (ftree-loop-distribution): Add Optimization
2930 * config/frv/frv.c (frv_stack_info): Use crtl instead of cfun.
2931 (frv_expand_builtin_va_start): Likewise.
2933 * config/arm/arm.c (thumb_find_work_register): Fix location of
2934 argument register count.
2936 2008-04-22 Maxim Kuvyrkov <maxim@codesourcery.com>
2938 Support scheduling for ColdFire V1 and V3 microarchitecture.
2939 Improve scheduling of multiplication instructions.
2941 * config/m68k/m68k.md (cpu): Add cfv1 and cfv3. Rename cf_v2 to cfv1.
2942 (mac): New instruction attribute.
2943 * config/m68k/m68k.c (override_options): Handle cfv1, cfv3 and mac.
2944 (m68k_sched_mac): New variable.
2945 (m68k_sched_attr_type2, m68k_sched_md_init_global): Update.
2946 Handle cfv1 and cfv3.
2947 (max_insn_size): New static variable.
2948 (struct _sched_ib): New type.
2949 (sched_ib): New static variable.
2950 (sched_ib_size, sched_ib_filled, sched_ib_insn): Convert variables
2951 to fields of 'struct _sched_ib sched_ib'. Update all uses.
2952 (m68k_sched_variable_issue): Add modeling of cfv3 instruction buffer.
2954 (m68k_sched_md_init_global, m68k_sched_md_finish_global,
2955 m68k_sched_md_init, m68k_sched_md_finish): Handle cfv1 and cfv3. Init
2956 new variables. Update.
2957 (m68k_sched_dfa_pre_advance_cycle, m68k_sched_dfa_post_advance_cycle):
2958 Add modeling of cfv3 instruction buffer. Update.
2959 * config/m68k/m68k-protos.h (m68k_sched_mac): Declare.
2960 * config/m68k/m68k.h (TUNE_CFV3): New macro.
2961 * config/m68k/cf.md: Change substrings 'cf_v2' to 'cfv12' or 'cfv123'.
2962 (cf_* reservations): Rename to cfv12 or cfv123 to indicate cores
2963 a particular reservation applies to.
2964 (type2): Reorganize attribute values. Rename alu to alu_reg,
2965 alu_l to alu, move_l to omove. Join move to alu. Split mul
2967 (cf_ib_*): Simplify description of instruction buffer.
2968 (cf_ib_w0, cf_ib_w4, cf_ib_w5, cf_ib_w6): Remove.
2969 (cf_mem): Split into cf_mem1 and cf_mem2.
2970 (cf_v2_move_??): Rename to cfv12_alu_??.
2971 (cf_v2_move_l_??): Rename to cfv12_omove_??.
2972 (cf_v2_mul_??): Remove reservations.
2973 (cfv12_mul_l_??, cfv12_mul_w_??, cfv12_mac_w_??, cfv12_mac_l_??,
2974 cfv12_emac_??, cfv12_emac_w_i0): New reservations.
2975 (cfv12_rts, cfv12_call, cfv12_bcc, cfv12_bra, cfv12_jmp): Move to
2977 (cfv3_alu_10, cfv3_omove_10, cfv3_alu_i0, cfv3_omove_i0, cfv3_alu_01,
2978 cfv3_alu_0i, cfv3_alu_11, cfv3_omove_11, cfv3_alu_i1, cfv3_omove_i1,
2979 cfv3_alu_1i, cfv3_omove_1i, cfv3_pea_11, cfv3_pea_i1, cfv3_mul_w_10,
2980 cfv3_mul_l_10, cfv3_mul_w_i0, cfv3_mac_w_10, cfv3_mac_l_10,
2981 cfv3_mac_w_i0, cfv3_emac_10, cfv3_emac_w_i0, cfv3_rts, cfv3_call,
2982 cfv3_bcc, cfv3_bra, cfv3_jmp): New reservations.
2983 (cfv3_*_1, cfv3_*_2, cfv3_*_3): New instruction reservations that are
2984 expansions of the above reservations for instructions of sizes
2987 2008-04-22 Maxim Kuvyrkov <maxim@codesourcery.com>
2989 * rtl-factoring.c (collect_patterns_seqs): Handle CC0 targets.
2991 2008-04-21 Adam Nemet <anemet@caviumnetworks.com>
2993 * coverage.c: Include tree-pass.h.
2994 (coverage_counter_alloc): Print da_file_name to the dump file.
2996 2008-04-21 Kenneth Zadeck <zadeck@naturalbridge.com>
2998 * sbitmap.c (sbitmap_range_empty_p): New function.
2999 * sbitmap.h (sbitmap_range_empty_p): New function.
3000 * bitmap.h: Now includes obstack.h.
3002 2008-04-21 Richard Sandiford <rsandifo@nildram.co.uk>
3003 Kenneth Zadeck <zadeck@naturalbridge.com>
3005 * dbgcnt.def (ra_byte_scan): Added.
3006 * dbgcnt.c (dbg_cnt): Added code to print message to dump_file
3007 when the last hit happens for a counter.
3008 * timevar.def (TV_DF_BYTE_LR): New variable.
3009 * tree-pass.h (pass_fast_rtl_byte_dce): New pass.
3010 * passes.c (pass_fast_rtl_byte_dce): New pass.
3011 * fwprop.c (update_df): Added mode to call df_ref_create.
3012 Renamed DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
3013 DF_REF_EXTRACT_OFFSET.
3014 * df.h (DF_BYTE_LR, DF_BYTE_LR_BB_INFO, DF_BYTE_LR_IN,
3015 DF_BYTE_LR_OUT, df_byte_lr): New macro.
3017 (df_ref_extract): Added mode field.
3018 (DF_REF_WIDTH, DF_REF_OFFSET) Renamed to DF_REF_EXTRACT_WIDTH and
3019 DF_REF_EXTRACT_OFFSET.
3020 (DF_REF_EXTRACT_MODE): New macro.
3021 (df_byte_lr_bb_info): New structure.
3022 (df_print_byte_regset, df_compute_accessed_bytes,
3023 df_byte_lr_add_problem, df_byte_lr_get_regno_start,
3024 df_byte_lr_get_regno_len, df_byte_lr_simulate_defs,
3025 df_byte_lr_simulate_uses,
3026 df_byte_lr_simulate_artificial_refs_at_top,
3027 df_byte_lr_simulate_artificial_refs_at_end,
3028 df_compute_accessed_bytes): New function.
3029 (df_ref_create): Add parameter.
3030 (df_byte_lr_get_bb_info): New inline function.
3031 * df-scan.c (df_ref_record, df_uses_record,
3032 df_ref_create_structure): Added mode parameter.
3033 (df_ref_create, df_notes_rescan, df_ref_record, df_def_record_1,
3034 df_defs_record, df_uses_record, df_get_conditional_uses,
3035 df_get_call_refs, df_insn_refs_collect, df_bb_refs_collect,
3036 df_entry_block_defs_collect, df_exit_block_uses_collect):
3037 Added mode parameter to calls to df_ref_record, df_uses_record,
3038 df_ref_create_structure.
3039 (df_ref_equal_p, df_ref_compare): Added test for modes.
3040 (df_ref_create_structure): Added code to set mode. Renamed
3041 DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
3042 DF_REF_EXTRACT_OFFSET.
3043 * df-core.c (df_print_byte_regset): New function.
3044 * df-byte-scan.c: New file.
3045 * df-problems.c (df_rd_transfer_function): Removed unnecessary
3046 calls to BITMAP_FREE.
3047 (df_byte_lr_problem_data, df_problem problem_BYTE_LR): New structure.
3048 (df_byte_lr_get_regno_start, df_byte_lr_get_regno_len,
3049 df_byte_lr_set_bb_info, df_byte_lr_free_bb_info,
3050 df_byte_lr_check_regs, df_byte_lr_expand_bitmap,
3051 df_byte_lr_alloc, df_byte_lr_reset, df_byte_lr_bb_local_compute,
3052 df_byte_lr_local_compute, df_byte_lr_init,
3053 df_byte_lr_confluence_0, df_byte_lr_confluence_n,
3054 df_byte_lr_transfer_function, df_byte_lr_free,
3055 df_byte_lr_top_dump, df_byte_lr_bottom_dump,
3056 df_byte_lr_add_problem, df_byte_lr_simulate_defs,
3057 df_byte_lr_simulate_uses,
3058 df_byte_lr_simulate_artificial_refs_at_top,
3059 df_byte_lr_simulate_artificial_refs_at_end): New function.
3060 * dce.c (byte_dce_process_block): New function.
3061 (dce_process_block): au is now passed in rather than computed
3062 locally. Changed loops that look at artificial defs to not look
3063 for conditional or partial ones, because there never are any.
3064 (fast_dce): Now is able to drive byte_dce_process_block or
3065 dce_process_block depending on the kind of dce being done.
3066 (rest_of_handle_fast_dce): Add parameter to fast_dce.
3067 (rest_of_handle_fast_byte_dce): New function.
3068 (rtl_opt_pass pass_fast_rtl_byte_dce): New pass.
3069 * Makefile.in (df-byte-scan.o, debugcnt.o): Added dependencies.
3071 2008-04-21 Daniel Franke <franke.daniel@gmail.com>
3074 * gcc.h: Added fortran options that take arguments to
3075 DEFAULT_SWITCH_TAKES_ARG and DEFAULT_WORD_SWITCH_TAKES_ARG
3078 2008-04-20 Eric Botcazou <ebotcazou@adacore.com>
3080 * tree-sra.c (sra_walk_expr) <VIEW_CONVERT_EXPR>: Disable
3081 scalarization if on the LHS and not a full access.
3083 2008-04-20 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3085 * Makefile.in (s-gtyp-input): Remove tmp-gi.list before writing it.
3087 2008-04-18 Rafael Espindola <espindola@google.com>
3089 * tree-vrp.c (find_case_label_index): Fix the binary search.
3090 (find_case_label_range): New.
3091 (vrp_visit_switch_stmt): Use find_case_label_range.
3092 (simplify_switch_using_ranges): Use find_case_label_range.
3094 2008-04-18 Eric Botcazou <ebotcazou@adacore.com>
3096 * gimplify.c (gimplify_modify_expr_rhs) <COND_EXPR>: Gimplify the LHS
3097 using the is_gimple_lvalue predicate instead of is_gimple_min_lval.
3099 2008-04-18 Tom Tromey <tromey@redhat.com>
3102 * doc/cpp.texi (Implementation-defined behavior): Mention
3105 2008-04-18 Ian Lance Taylor <iant@google.com>
3107 * fold-const.c (pointer_may_wrap_p): New static function.
3108 (fold_comparison): Add another test for pointer overflow. Use
3109 pointer_may_wrap_p to disable some false positives.
3111 2008-04-18 Kris Van Hees <kris.van.hees@oracle.com>
3113 * c-common.c (CHAR16_TYPE, CHAR32_TYPE): New macros.
3114 (fname_as_string): Match updated cpp_interpret_string prototype.
3115 (fix_string_type): Support char16_t* and char32_t*.
3116 (c_common_nodes_and_builtins): Add char16_t and char32_t (and
3117 derivative) nodes. Register as builtin if C++0x.
3118 (c_parse_error): Support CPP_CHAR{16,32}.
3119 * c-common.h (RID_CHAR16, RID_CHAR32): New elements.
3120 (enum c_tree_index) <CTI_CHAR16_TYPE, CTI_SIGNED_CHAR16_TYPE,
3121 CTI_UNSIGNED_CHAR16_TYPE, CTI_CHAR32_TYPE, CTI_SIGNED_CHAR32_TYPE,
3122 CTI_UNSIGNED_CHAR32_TYPE, CTI_CHAR16_ARRAY_TYPE,
3123 CTI_CHAR32_ARRAY_TYPE>: New elements.
3124 (char16_type_node, signed_char16_type_node, unsigned_char16_type_node,
3125 char32_type_node, signed_char32_type_node, char16_array_type_node,
3126 char32_array_type_node): New defines.
3127 * c-lex.c (cb_ident): Match updated cpp_interpret_string prototype.
3128 (c_lex_with_flags): Support CPP_CHAR{16,32} and CPP_STRING{16,32}.
3129 (lex_string): Support CPP_STRING{16,32}, match updated
3130 cpp_interpret_string and cpp_interpret_string_notranslate prototypes.
3131 (lex_charconst): Support CPP_CHAR{16,32}.
3132 * c-parser.c (c_parser_postfix_expression): Support CPP_CHAR{16,32}
3133 and CPP_STRING{16,32}.
3135 2008-04-18 Paolo Bonzini <bonzini@gnu.org>
3138 * aclocal.m4: Regenerate.
3139 * configure: Regenerate.
3141 2008-04-18 Jan Hubicka <jh@suse.cz>
3143 * except.c (dw2_size_of_call_site_table,
3144 sjlj_size_of_call_site_table): Use vector API for call_site_record.
3146 * cgraphbuild.c (build_cgraph_edges): Update.
3147 * tree-pass.h: Update comment.
3148 * final.c (leaf_function_p): Update.
3149 (leaf_renumber_regs): Update.
3150 (rest_of_clean_state): Update.
3151 * omp-low.c (expand_omp_parallel): Update.
3152 * ipa-reference.c (analyze_function): Update.
3153 * reorg.c (find_end_label): Update.
3154 (optimize_skip): Update.
3155 (fill_simple_delay_slots): Update.
3156 (fill_simple_delay_slots): Update.
3157 (make_return_insns): Update.
3158 (dbr_schedule): Update.
3159 * gimple-low.c (record_vars_into): Update.
3160 * cfgbuild.c (make_edges): Update.
3161 * function.c (assign_stack_local): Update.
3162 (assign_parm_adjust_stack_rtl): Update.
3163 (locate_and_pad_parm): Update.
3164 (allocate_struct_function): Do not initialize stack_alignment_needed
3165 and preferred_stack_boundary here.
3166 (stack_protect_prologue): Update.
3167 (stack_protect_epilogue): Update.
3168 (expand_function_start): Initialize stack_alignment_needed,
3169 preferred_stack_boundary and max_jumptable_ents.
3170 (expand_function_end): Update.
3171 (free_after_compilation): Do not NULLify epilogue_delay_list.
3172 * function.h (struct rtl_data): Add stack_protect_guard,
3173 stack_alignment_needed,
3174 preferred_stack_boundary, epilogue_delay_list.
3175 (struct function): Remove value_histograms, stack_alignment_needed,
3176 preferred_stack_boundary, epilogue_delay_list, max_jumptable_ents,
3178 unexpanded_var_list, stack_protect_guard.
3179 (current_function_epilogue_delay_list): Remove.
3180 * ipa-type-escape.c (analyze_function): Update.
3181 * gimplify.c (pop_gimplify_context): Update comment.
3182 * calls.c (expand_call): Update.
3183 (emit_library_call_value_1): Update.
3184 * except.c (set_nothrow_function_flags): Update.
3185 * cfgexpand.c (get_decl_align_unit): Update.
3186 (create_stack_guard): Update.
3187 (estimated_stack_frame_size): Update.
3188 (expand_used_vars): Update.
3189 (tree_expand_cfg): Free histogram earliers, init expansion variables.
3190 * explow.c (allocate_dynamic_stack_space): Update.
3191 * tree-ssa-live.c (remove_unused_locals): Update.
3192 * varasm.c (mark_constant_pool): Update.
3193 * tree-inline.c (remap_decls): Update.
3194 (initialize_cfun): Update.
3195 (declare_return_variable): Update.
3196 (inline_forbidden_p): Update.
3197 (expand_call_inline): Update.
3198 (declare_inline_vars): Update.
3199 (tree_function_versioning): Update.
3200 * tree-flow.h (value_histograms): New.
3201 (VALUE_HISTOGRAMS): New macro.
3202 * basic-block.h (control_flow_graph): Add max_jumptable_ents,
3204 * tree-cfg.c (set_bb_for_stmt): Update.
3205 (replace_by_duplicate_decl): Update.
3206 (move_block_to_fn): Update.
3207 (new_label_mapper): Update.
3208 (dump_function_to_file): Update.
3209 * ipa-struct-reorg.c (build_data_structure): Update.
3210 * cfgrtl.c (print_rtl_with_bb): Update.
3211 * reload1.c (reload): Update.
3213 * config/i386/i386.c (setup_incoming_varargs_64,
3214 ix86_compute_frame_layout): Update.
3215 * config/arc/arc.c (arc_output_function_epilogue): Update.
3217 2008-04-18 Marius Strobl <marius@FreeBSD.org>
3219 * gthr-posix.h (__gthread_active_p): Use the Solaris implementation
3220 for FreeBSD as well.
3221 * gthr-posix95.h: Likewise.
3223 2008-04-17 Richard Sandiford <rsandifo@nildram.co.uk>
3225 PR rtl-optimization/35838
3226 * dse.c (find_shift_sequence): Use subreg_lowpart_offset to work
3227 out the byte offset of the first subreg.
3229 2008-04-17 Uros Bizjak <ubizjak@gmail.com>
3231 * config/i386/i386.md (addti3 splitter): Pass arrays of 3 operands
3232 to split_ti instead of three separate calls with single member arrays.
3233 (subti3 splitter): Ditto.
3234 (adddi3 splitter): Ditto with split_di.
3235 (subdi3 splitter): Ditto.
3236 (negti2 splitter): Pass arrays of 2 operands to split_ti instead of
3237 two separate calls with single member arrays. Swap match_dup
3238 operands 1 and 2 to better fit into the array.
3239 (negdi2 splitter): Ditto with split_di.
3240 (movdfcc splitter): Pass arrays of 2 operands to split_di instead of
3241 two separate calls with single member arrays. Swap match_dup operands
3242 6 and 7 to better fit into the array.
3244 2008-04-17 H.J. Lu <hongjiu.lu@intel.com>
3246 * config/i386/i386.c (sse_builtin_type): New.
3247 (bdesc_sse_args): Likewise.
3248 (bdesc_sse_3arg): Removed.
3249 (bdesc_2arg): Remove IX86_BUILTIN_AESKEYGENASSIST128.
3250 (bdesc_1arg): Remove IX86_BUILTIN_ROUNDPD and
3251 IX86_BUILTIN_ROUNDPS.
3252 (ix86_init_mmx_sse_builtins): Handle bdesc_sse_args. Remove
3253 bdesc_sse_3arg. Remove IX86_BUILTIN_ROUNDPD and
3254 IX86_BUILTIN_ROUNDPS.
3255 (ix86_expand_sse_4_operands_builtin): Removed.
3256 (ix86_expand_sse_operands_builtin): New.
3257 (ix86_expand_unop_builtin): Remove CODE_FOR_sse4_1_roundpd
3258 and CODE_FOR_sse4_1_roundps.
3259 (ix86_expand_builtin): Remove IX86_BUILTIN_AESKEYGENASSIST128.
3260 Handle bdesc_sse_args. Remove bdesc_sse_3arg.
3262 2008-04-17 Alan Modra <amodra@bigpond.net.au>
3265 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Restore vr and vrsave
3266 regs before frame pop when needed. If use_backchain_to_restore_sp
3267 then load backchain into a temp reg to restore vr and vrsave. Add
3268 code to restore vr after frame pop if possible.
3270 2008-04-17 Richard Guenther <rguenther@suse.de>
3272 * tree-vn.c (expressions_equal_p): Do not check type
3273 equality or compatibility before calling operand_equal_p.
3274 * fold-const.c (operand_equal_p): Check equivalence of
3275 integer constants before bailing out due to signedness or
3276 precision differences.
3277 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Ignore
3278 spurious differences in type qualification. Ignore types
3279 for COMPONENT_REFs at all.
3281 2008-04-17 Christian Bruel <christian.bruel@st.com>
3283 * config/sh/sh.c (expand_cbranchdi4): Use original operands for
3284 msw_skip comparison.
3286 2008-04-16 Jakub Jelinek <jakub@redhat.com>
3289 * tree-nrv.c (tree_nrv): Don't optimize if result_type is GIMPLE
3292 PR tree-optimization/35899
3293 * tree-inline.c (expand_call_inline): Use GIMPLE_STMT_OPERAND
3294 rather than TREE_OPERAND.
3296 2008-04-16 Uros Bizjak <ubizjak@gmail.com>
3299 * config/i386/i386.md (fmodxf3): Copy operand 1 and operand 2 into
3300 temporary registers. Change operand predicate to general_operand.
3301 (remainderxf3): Ditto.
3303 2008-04-16 Richard Guenther <rguenther@suse.de>
3305 * Makefile.in (tree-affine.o): Add $(FLAGS_H) dependency.
3306 * tree-affine.c (aff_combination_expand): Look through some
3309 2008-04-15 Doug Kwan <dougkwan@google.com>
3311 * dwarf2asm.c (dw2_assemble_integer): Cast to unsigned HOST_WIDE_INT
3313 * tree-pretty-print.c (dump_generic_node): Ditto.
3314 * final.c (output_addr_const): Ditto.
3315 * dwarf2out.c (output_cfi): Ditto.
3316 * c-pretty-print.c (pp_c_integer_constant): Ditto.
3317 * print-rtl.c (print_rtx): Ditto.
3318 * print-tree.c (print_node_brief, print_node): Ditto.
3319 * c-common.c (match_case_to_enum_1): Ditto.
3320 * sched-vis.c (print_value): Ditto.
3321 * config/i386/i386.c (print_operand): Cast to long unsigned int
3324 2008-04-15 Danny Smith <dannysmith@users.sourceforge.net>
3325 * libgcc2.c [L_trampoline]: Remove unnecessary prototype for
3326 MS Windows VirtualProtect function.
3328 2008-04-15 Jan Hubicka <jh@suse.cz>
3330 * gengtype.c (write_root): Param_is argument is OK.
3331 * expr.c (expand_expr_real_1): Update call of get_exception_*.
3332 * function.h: Include varray.h
3333 (rtl_eh): New stucture based on except.c one.
3334 (call_site_record): New forward declaration and vector type.
3335 * calls.c (emit_call_1): Do not call
3336 note_current_region_may_contain_throw.
3337 * except.c (eh_status): Remove cur_region, try_region since they are
3339 Move filter, exc_ptr, ttype_data, ehspec_data, action_record_data and
3340 exception_handler_label_map, ehr_stackadj, ehr_handler, ehr_label,
3341 sjlj_fc, sjlj_exit_after to rth_eh in function.h.
3342 Remove call_site_data_used, call_site_data_size.
3343 Turn call_site_record into vector in function.h.
3344 (note_current_region_may_contain_throw): Remove.
3345 (get_exception_pointer, get_exception_filter): Do not take struct
3346 function argument; update.
3347 (add_ehl_entry, find_exception_handler_labels, ehspec_filter_hash,
3348 add_ttypes_entry, add_ehspec_entry, assign_filter_values,
3349 build_post_landing_pads, dw2_build_landing_pads,
3350 sjlj_assign_call_site_values, sjlj_mark_call_sites,
3351 sjlj_emit_function_enter, sjlj_emit_function_enter,
3352 sjlj_emit_function_exit, sjlj_emit_dispatch_table,
3353 sjlj_build_landing_pads, finish_eh_generation,
3354 remove_exception_handler_label, remove_eh_handler,
3355 maybe_remove_eh_handler, add_reachable_handler,
3356 reachable_handlers, expand_builtin_eh_return, expand_eh_return,
3357 add_action_record, collect_one_action_chain, add_call_site,
3358 convert_to_eh_region_ranges, sjlj_size_of_call_site_table,
3359 sjlj_output_call_site_table, output_function_exception_table,
3360 * except.h (note_current_region_may_contain_throw): Remove
3361 (get_exception_pointer, get_exception_filter): Do not take struct
3363 * Makefile.in (GTFILES): Put varargs before struct function.
3365 2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
3367 * tree-ssa-structalias.c (get_constraint_for_component_ref): Do not
3368 punt for STRING_CST.
3369 (get_constraint_for): Deal with STRING_CST here instead.
3371 2008-04-15 Richard Guenther <rguenther@suse.de>
3373 * tree-ssa-propagate.c (substitute_and_fold): Substitute
3374 statements in a basic-block with a backward walk. Do not
3375 substitute into dead statements but instead remove those.
3377 2008-04-15 Richard Guenther <rguenther@suse.de>
3379 * params.def (PARAM_MAX_FIELDS_FOR_FIELD_SENSITIVE): Set default
3380 to zero, thus disable creation of SFTs.
3382 2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
3384 * tree-predcom.c (suitable_reference_p): Return false if the
3385 reference can throw.
3387 2008-04-15 Jakub Jelinek <jakub@redhat.com>
3390 * c-decl.c (finish_decl): If extern or static var has variable
3391 size, set TREE_TYPE (decl) to error_mark_node.
3393 2008-04-15 Rafael Espindola <espindola@google.com>
3395 * fold-const.c (tree_call_nonnegative_warnv_p): Remove local
3398 2008-04-15 Richard Guenther <rguenther@suse.de>
3400 * tree-ssa-sccvn.h (vn_reference_lookup): Adjust prototype.
3401 * tree-ssa-sccvn.c (vn_reference_lookup): New parameter maywalk.
3402 (visit_reference_op_load): Do walk vuse-vdef chains on
3403 vn_reference_lookup.
3404 (visit_reference_op_store): But do not here.
3405 * tree-vn.c (vn_lookup): Do not walk vuse-vdef chains on
3406 vn_reference_lookup.
3407 (vn_lookup_with_vuses): But do so here.
3409 2008-04-14 Ian Lance Taylor <iant@google.com>
3411 * fold-const.c (fold_overflow_warning): Remove assertion.
3413 2008-04-15 Ben Elliston <bje@au.ibm.com>
3415 * config/alpha/alpha.c (alpha_initialize_trampoline): Remove temp,
3416 temp1 local variables.
3418 2008-04-15 Zuxy Meng <zuxy.meng@gmail.com>
3421 * config/i386/winnt.c (i386_pe_section_type_flags): Mark
3422 ".text.unlikely" section as executable.
3424 2008-04-14 James E. Wilson <wilson@tuliptree.org>
3426 * config/ia64/ia64.c (rtx_needs_barrier): Handle
3427 UNSPEC_FR_SQRT_RECIP_APPROX_RES.
3428 * config/ia64/ia64.c (UNSPEC_FR_SQRT_RECIP_APPROX_RES): Define.
3429 (divsi3_internal, divdi3_internal_lat, divdi3_internal_thr,
3430 divsf3_internal_lat, sqrt_approx, sqrtsf2_internal_thr,
3431 divdf3_internal_lat, sqrtdf2_internal_thr, divxf3_internal_lat,
3432 divxf3_internal_thr, sqrtxf2_internal_thr, recip_approx): Use it.
3434 2008-04-14 Ian Lance Taylor <iant@google.com>
3436 * flags.h (POINTER_TYPE_OVERFLOW_UNDEFINED): Define.
3437 * fold-const.c (fold_comparison): If appropriate, test
3438 POINTER_TYPE_OVERFLOW_UNDEFINED, and issue an overflow warning.
3439 (fold_binary): Test POINTER_TYPE_OVERFLOW_UNDEFINED when
3440 reassociating a pointer type.
3441 * doc/invoke.texi (Optimize Options): Document that
3442 -fstrict-overflow applies to pointer wraparound.
3444 2008-04-13 Jan Hubicka <jh@suse.cz>
3446 * m32.c (m32c_pushm_popm): Use crtl->retrun_rtx.
3448 2008-04-12 Andrew Pinski <pinskia@gmail.com>
3450 * config/rs6000/rs6000.c (compute_save_world_info): Set lr_save_p if
3451 we are going to "save the world".
3453 2008-04-13 Hans-Peter Nilsson <hp@axis.com>
3455 * config/cris/cris.md ("*andhi_lowpart_non_v32", "*andhi_lowpart_v32")
3456 ("*andqi_lowpart_non_v32", "*andqi_lowpart_v32"): Use "+" for the
3457 operand 0 constraint, not "=".
3459 2008-04-11 James E. Wilson <wilson@tuliptree.org>
3461 * system.h: Change ASSERT_CHECKING to ENABLE_ASSERT_CHECKING.
3463 2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
3465 * dse.c (record_store): Use HOST_BITS_PER_WIDE_INT instead
3466 of size of positions_needed * CHAR_BIT.
3468 2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
3471 * dse.c (store_info): Change positions_needed to unsigned
3473 (lowpart_bitmask): New.
3474 (record_store): Cast to unsigned HOST_WIDE_INT for
3475 positions_needed. Assert width <= size of positions_needed *
3476 CHAR_BIT. Call lowpart_bitmask to initialize positions_needed.
3477 (check_mem_read_rtx): Use unsigned HOST_WIDE_INT on mask. Call
3478 lowpart_bitmask to set mask.
3480 2008-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
3482 * config/bfin/constraints.md: New file.
3483 * config/bfin/bfin.md: Include it.
3484 (adddi3): Use satisfies_constraint functions instead of the old macros.
3485 * config/bfin/bfin.h (REG_CLASS_FROM_LETTER, CONSTRAINT_LEN,
3486 CONST_18UBIT_IMM_P, CONST_16BIT_IMM_P, CONST_16UBIT_IMM_P,
3487 CONST_7BIT_IMM_P, CONST_7NBIT_IMM_P, CONST_5UBIT_IMM_P,
3488 CONST_4BIT_IMM_P, CONST_4UBIT_IMM_P, CONST_3BIT_IMM_P,
3489 CONST_3UBIT_IMM_P, CONST_OK_FOR_K, CONST_OK_FOR_P, CONST_OK_FOR_M,
3490 CONST_OK_FOR_CONSTRAINT_P, CONST_DOUBLE_OK_FOR_LETTER,
3491 EXTRA_CONSTRAINT): Delete.
3492 * config/bfin/predicates.md (highbits_operand, reg_or_7bit_operand,
3493 reg_or_neg7bit_operand): Use satisfies_constraint functions instead
3495 * config/bfin/bfin.c: Include "tm-constrs.h".
3496 (bfin_secondary_reload, split_load_immediate, bfin_rtx_costs):
3497 Use satisfies_constraint functions instead of the old macros.
3498 * doc/md.texi (Blackfin Constraints): Update file name reference.
3500 2008-04-11 Richard Guenther <rguenther@suse.de>
3502 PR tree-optimization/35869
3503 * tree-vrp.c (execute_vrp): Move switch statement update after
3504 jump threading. Schedule another cfg cleanup run.
3506 2008-04-11 Volker Reichelt <v.reichelt@netcologne.de>
3509 * attribs.c (decl_attributes): Return early on errorneous node.
3511 2008-04-10 Oleg Ryjkov <olegr@google.com>
3513 * tree.h (struct tree_base): Added a new flag default_def_flag.
3514 (SSA_NAME_IS_DEFAULT_DEF): Changed to use the new flag.
3516 2008-04-11 Kaz Kojima <kkojima@gcc.gnu.org>
3518 * config.gcc (need_64bit_hwint): Need 64bit hwint for sh-*-*.
3520 2008-04-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3523 * pa.md: Define mode iterator P. Define mode attribute dwc.
3524 (dcacheflush): Update pattern to use iterator P and attribute dwc.
3525 (icacheflush): Likewise.
3526 * pa.h (INITIALIZE_TRAMPOLINE): Use dcacheflushsi/icacheflushsi if
3527 !TARGET_64BIT, and dcacheflushdi/icacheflushdi if TARGET_64BIT.
3529 2008-04-11 Ben Elliston <bje@au.ibm.com>
3531 * config/spu/spu.c (spu_init_builtins): Mark builtins as nothrow.
3533 2008-04-10 Rafael Espindola <espindola@google.com>
3535 * tree-vrp.c (extract_range_from_binary_expr): Don't handle
3536 TRUTH_ANDIF_EXPR or TRUTH_ORIF_EXPR.
3537 (extract_range_from_expr): The same.
3539 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
3541 * config/mips/mips.md (GPR2): New mode iterator.
3543 (*seq_<mode>, *seq_<mode>_mips16, *sne_<mode>, *sgt<u>_<mode>,
3544 *sgt<u>_<mode>_mips16, *sge<u>_<mode>, *slt<u>_<mode>,
3545 *slt<u>_<mode>_mips16 *sle<u>_<mode>, *sle<u>_<mode>_mips16):
3546 Rewrite these to take two modes, the mode of comparison and the
3547 mode of the destination.
3548 * config/mips/mips.c (mips_expand_scc): Instead of having
3549 paradoxical subreg as destination, expand "narrowing" scc if mode
3550 of comparison is SI and target is requested in DI mode.
3551 (mips_emit_int_order_test): Update comment. Make mode of
3552 comparison match CMP0 rather than TARGET. When creating inverse
3553 target use mode of TARGET.
3555 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
3557 * gcov-dump.c (tag_summary): Only print summaries for the first
3558 GCOV_COUNTERS_SUMMABLE counters.
3560 2008-04-10 Uros Bizjak <ubizjak@gmail.com>
3562 * config/i386/i386.md (absneg): New code iterator.
3563 (absnegprefix): New code attribute.
3564 (<code><mode>2): Macroize expander from abs<mode>2 and neg<mode>2
3565 patterns using absneg code iterator.
3566 (<code>tf2): Macroize expander from abstf2 and negtf2 patterns
3567 using absneg code iterator.
3568 (*<code><mode>2_1): Macroize insn pattern from *abs<mode>2_1 and
3569 *neg<mode>2 patterns using absneg code iterator.
3570 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
3571 *negextendsfdf2 patterns using absneg code iterator.
3572 (*<code>extendsfxf2): Macroize insn pattern from *absextendsfxf2 and
3573 *negextendsfxf2 patterns using absneg code iterator.
3574 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
3575 *negextendsfdf2 patterns using absneg code iterator.
3576 * config/i386/sse.md (<code><mode>2): Macroize expander from
3577 abs<mode>2 and neg<mode>2 patterns using absneg code iterator.
3579 2008-04-10 Andreas Krebbel <krebbel1@de.ibm.com>
3581 * config/s390/s390.h: Remove the remains of the recent search
3582 & replace action of current_function_outgoing_args_size.
3584 2008-04-10 Ira Rosen <irar@il.ibm.com>
3586 PR tree-optimization/35821
3587 * tree-vect-transform.c (vect_create_data_ref_ptr): Add check that
3588 NEW_STMT_LIST is not NULL.
3590 2008-04-09 David Edelsohn <edelsohn@gnu.org>
3593 * toplev.c (process_options): Remove -ffunction-sections debugging
3596 2008-04-09 Peter Bergner <bergner@vnet.ibm.com>
3598 PR middle-end/PR28690
3599 * explow.c (break_out_memory_refs): Use simplify_gen_binary rather
3600 than gen_rtx_fmt_ee to perform more canonicalizations.
3602 2008-04-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3605 * collect2.c (write_c_file): Don't wrap in "#ifdef __cplusplus".
3607 2008-04-09 Richard Guenther <rguenther@suse.de>
3609 * tree-cfg.c (verify_stmt): Print complete bogus stmt.
3610 (dump_function_to_file): Dump function arguments with types.
3612 2008-04-08 Richard Guenther <rguenther@suse.de>
3614 * fold-const.c (fold_widened_comparison): Do not allow
3615 sign-changes that change the result.
3617 2008-04-08 Janis Johnson <janis187@us.ibm.com>
3620 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle additional
3621 kinds of indirect references.
3623 2008-04-08 David Edelsohn <edelsohn@gnu.org>
3625 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Update
3626 GNU Fortran language string.
3628 2008-04-08 Rafael Espindola <espindola@google.com>
3630 * fold-canst.c (tree_call_nonnegative_warnv_p): New.
3631 (tree_invalid_nonnegative_warnv_p): Use tree_call_nonnegative_warnv_p.
3632 * tree.h (tree_call_nonnegative_warnv_p): New.
3634 2008-04-08 Jan Hubicka <jh@suse.cz>
3636 * function.c (free_after_compilation): Clear out regno_reg_rtx
3639 2008-04-08 Peter Bergner <bergner@vnet.ibm.com>
3642 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
3644 PR middle-end/PR28690
3645 * rtlanal.c: (commutative_operand_precedence): Give SYMBOL_REF's the
3646 same precedence as REG_POINTER and MEM_POINTER operands.
3648 2008-04-08 Richard Guenther <rguenther@suse.de>
3651 * tree-ssa-address.c (create_mem_ref): Use POINTER_PLUS_EXPR
3652 for adding index to base.
3654 2008-04-08 Kai Tietz <kai.tietz@onevision.com>
3656 * config/i386/mingw32.h (ENABLE_EXECUTE_STACK): New.
3657 (MINGW_ENABLE_EXECUTE_STACK): New.
3658 (IN_LIBGCC2): For libgcc include windows.h file for
3659 function declarations.
3661 2008-04-08 Hans-Peter Nilsson <hp@axis.com>
3663 * config/cris/cris.c (cris_address_cost): For a PLUS, swap tem1
3664 and tem2 if tem1 is not a REG or MULT.
3666 2008-04-08 Jan Hubicka <jh@suse.cz>
3668 * function.h (incomming_args): Break out of struct function.
3669 (function_subsections): Break out of struct function.
3670 (rtl_data): Add args, subsections fields. Break out outgoing_args_size,
3671 return_rtx and hard_reg_initial_vals from struct function.
3672 Kill inl_max_label_num.
3673 (current_function_pops_args, current_function_args_info,
3674 current_function_args_size, current_function_args_size,
3675 current_function_pretend_args_size,
3676 current_function_outgoing_args_size,
3677 current_function_internal_arg_pointer, current_function_return_rtx):
3678 Kill compatibility accestor macros.
3679 * builtins.c (expand_builtin_apply_args_1): Update.
3680 (expand_builtin_next_arg): Update.
3681 * df-scan.c (df_get_call_refs): Update.
3682 * dbxout.c (dbxout_function_end): Update.
3683 * dwarf2out.c (dwarf2out_switch_text_section): Update.
3684 (output_line_info): Update.
3685 (secname_for_decl): Update.
3686 (dwarf2out_var_location): Update.
3687 * function.c (free_after_compilation): Update.
3688 (assign_parm_find_stack_rtl): Update.
3689 (assign_parms): Update.
3690 (expand_dummy_function_end): Update.
3691 (expand_function_end): Update.
3692 * calls.c (mem_overlaps_already_clobbered_arg_p): Update.
3693 (expand_call): Update.
3694 (emit_library_call_value_1): Update.
3695 (store_one_arg): Update.
3696 * varasm.c (initialize_cold_section_name): Update.
3697 (unlikely_text_section): Update.
3698 (unlikely_text_section_p): Update.
3699 (assemble_start_function): Update.
3700 (assemble_end_function): Update.
3701 (default_section_type_flags): Update.
3702 (switch_to_section): Update.
3703 * integrate.c (set_decl_abstract_flags): Update.
3704 (get_hard_reg_initial_val): Update.
3705 (has_hard_reg_initial_val): Update.
3706 (allocate_initial_values): Update.
3707 * resource.c (init_resource_info): Update.
3708 * config/alpha/alpha.c (NUM_ARGS): Update.
3709 (direct_return): Update.
3710 (alpha_va_start): Update.
3711 (alpha_sa_size): Update.
3712 (alpha_initial_elimination_offset): Update.
3713 (alpha_expand_prologue): Update.
3714 (alpha_start_function): Update.
3715 (alpha_expand_epilogue): Update.
3716 (unicosmk_initial_elimination_offset):
3717 * config/alpha/alpha.md (call expander): Update.
3718 * config/s390/s390.c (s390_register_info): Update.
3719 (s390_register_info): Update.
3720 (s390_frame_info): Update.
3721 (s390_initial_elimination_offset): Update.
3722 (s390_build_builtin_va_list): Update.
3723 (s390_va_start): Update.
3724 * config/spu/spu.c (direct_return): Update.
3725 (spu_expand_prologue): Update.
3726 (spu_initial_elimination_offset): Update.
3727 (spu_build_builtin_va_list): Update.
3728 (spu_va_start): Update.
3729 * config/sparc/sparc.c (sparc_init_modes): Update.
3730 (sparc_compute_frame_size): Update.
3731 (function_value): Update.
3732 * config/m32r/m32r.c (m32r_compute_frame_size): Update.
3733 * config/i386/i386.md (return expander): Update.
3734 * config/i386/i386.c (ix86_va_start): Update.
3735 (ix86_can_use_return_insn_p): Update.
3736 (ix86_compute_frame_layout): Update.
3737 (ix86_expand_epilogue): Update.
3738 * config/sh/sh.c (output_stack_adjust): Update.
3739 (calc_live_regs): Update.
3740 (sh_expand_prologue): Update.
3741 (sh_builtin_saveregs): Update.
3742 (sh_va_start): Update.
3743 (initial_elimination_offset): Update.
3744 (sh_allocate_initial_value): Update.
3745 (sh_function_ok_for_sibcall): Update.
3746 (sh_get_pr_initial_val): Update.
3747 * config/sh/sh.md (return expander): Update.
3748 * config/avr/avr.c (frame_pointer_required_p): UPdate.
3749 * config/crx/crx.c (crx_compute_frame): UPdate.
3750 (crx_initial_elimination_offset): UPdate.
3751 * config/xtensa/xtensa.c (compute_frame_size): Update
3752 (xtensa_builtin_saveregs): Update.
3753 (xtensa_va_start): Update.
3754 (order_regs_for_local_alloc): Update.
3755 * config/stormy16/stormy16.c (xstormy16_compute_stack_layout): Update.
3756 (xstormy16_expand_builtin_va_start): Update.
3757 * config/fr30/fr30.c (fr30_compute_frame_size): Update.
3758 * config/m68hc11/m68hc11.md (return expanders): Update.
3759 * config/m68hc11/m68hc11.c (expand_prologue): Update.
3760 (expand_epilogue): Update.
3761 * config/cris/cris.c (cris_initial_frame_pointer_offset): Update.
3762 (cris_simple_epilogue): Update.
3763 (cris_expand_prologue): Update.
3764 (cris_expand_epilogue): Update.
3765 * config/iq2000/iq2000.c (iq2000_va_start): Update.
3766 (compute_frame_size): Update.
3767 * config/mt/mt.c (mt_compute_frame_size): Update.
3768 * config/mn10300/mn10300.c (expand_prologue): Update.
3769 (expand_epilogue): Update.
3770 (initial_offset): Update.
3771 (mn10300_builtin_saveregs):
3772 * config/mn10300/mn10300.md (return expander): Update.
3773 * config/ia64/ia64.c (ia64_compute_frame_size): Update.
3774 (ia64_initial_elimination_offset): Update.
3775 (ia64_initial_elimination_offset): Update.
3776 (ia64_expand_prologue): Update.
3777 * config/m68k/m68k.md (return expander): Update.
3778 * config/rs6000/rs6000.c (rs6000_va_start): Update.
3779 (rs6000_stack_info): Update.
3780 * config/mcore/mcore.c (layout_mcore_frame): Update.
3781 (mcore_expand_prolog): Update.
3782 * config/arc/arc.c (arc_compute_frame_size): Update.
3783 * config/score/score3.c (score3_compute_frame_size): Update.
3784 * config/score/score7.c (score7_compute_frame_size): Update.
3785 * config/arm/arm.c (use_return_insn): Update.
3786 (thumb_find_work_register): Update.
3787 (arm_compute_save_reg_mask): Update.
3788 (arm_output_function_prologue): Update.
3789 (arm_output_epilogue): Update.
3790 (arm_size_return_regs): Update.
3791 (arm_get_frame_offsets): Update.
3792 (arm_expand_prologue): Update.
3793 (thumb_exit): Update.
3794 (thumb_unexpanded_epilogue): Update.
3795 (thumb1_output_function_prologue): Update.
3796 * config/pa/pa.md (return expander): Update.
3797 * config/pa/pa.c (compute_frame_size): Update.
3798 (hppa_builtin_saveregs): Update.
3799 * config/mips/mips.c (mips_va_start): Update.
3800 (mips16_build_function_stub): Update.
3801 (mips_compute_frame_info): Update.
3802 (mips_restore_gp): Update.
3803 (mips_output_function_prologue): Update.
3804 (mips_expand_prologue): Update.
3805 * config/v850/v850.c (compute_frame_size): Update.
3806 (expand_prologue): * config/mmix/mmix.c (along): update.
3807 (mmix_initial_elimination_offset): update.
3808 (mmix_reorg): update.
3809 (mmix_use_simple_return): update.
3810 (mmix_expand_prologue): update.
3811 (mmix_expand_epilogue): Update.
3812 * config/bfin/bfin.c (bfin_initial_elimination_offset): Update.
3813 (emit_link_insn): Update.
3815 2008-04-08 Anatoly Sokolov <aesok@post.ru>
3817 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Define
3818 __AVR_HAVE_EIJMP_EICALL__ macro if device have EIJMP and EICALL
3820 * config/avr/avr.c (avr_mcu_types): Set AVR31 architecture for
3823 2008-04-07 Jan Hubicka <jh@suse.cz>
3825 * function.h (rtl): Rename to x_rtl.
3827 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
3828 frame_offset, stack_check_probe_note, arg_pointer_save_area,
3829 used_temp_slots avail_temp_slots, temp_slot_level,
3830 nonlocal_goto_handler_labels): Update accesstors.
3831 (rtl): New global variable.
3832 (struct function): Move some fileds to rtl_data.
3833 (get_arg_pointer_save_area): Update prototype.
3834 * builtins.c (expand_builtin_setjmp_receiver): Update call of
3835 get_arg_pointer_save_area.
3836 * expr.c (init_expr): Update
3837 * function.c (get_frame_size): Update
3838 (assign_stack_local): Update
3839 (expand_function_end): Update.
3840 (get_art_pointer_save_area): Update
3842 * emit-rtl.c (rtl): Declare.
3843 (regno_reg_rtx): Declare.
3844 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
3846 (gen_reg_rtx): Update.
3847 * varasm.c (n_deferred_constatns): Update accestor.
3848 (init_varasm_status): Do not allocate varasm_status.
3849 (force_const_mem, get_pool_size, output_constant_pool): Update.
3850 * stmt.c (force_label_rtx): Do not use x_ prefixes.
3851 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
3852 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Update.
3853 * sparc/sparc.h (INIT_EXPANDERS): Update.
3854 * ia64/ia64.h (INIT_EXPANDERS): Update.
3856 2008-04-07 James E. Wilson <wilson@tuliptree.org>
3858 * reload.c (push_secondary_reload): Add missing break to for loop.
3860 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
3862 PR middle-end/PR28690
3863 * rtlanal.c: Update copyright years.
3864 (commutative_operand_precedence): Give SYMBOL_REF's the same precedence
3865 as REG_POINTER and MEM_POINTER operands.
3866 * emit-rtl.c (gen_reg_rtx_and_attrs): New function.
3867 (set_reg_attrs_from_value): Call mark_reg_pointer as appropriate.
3868 * rtl.h (gen_reg_rtx_and_attrs): Add prototype for new function.
3869 * gcse.c: Update copyright years.
3870 (pre_delete): Call gen_reg_rtx_and_attrs.
3871 (hoist_code): Likewise.
3872 (build_store_vectors): Likewise.
3873 (delete_store): Likewise.
3874 * loop-invariant.c (move_invariant_reg): Likewise.
3875 Update copyright years.
3877 2008-04-07 Uros Bizjak <ubizjak@gmail.com>
3879 * config/i386/i386.md ("*sse_prologue_save_insn"): Use braced output
3880 control string instead of quoted.
3882 2008-04-07 Kenneth Zadeck <zadeck@naturalbridge.com>
3884 * doc/rtl.texi: Rewrite of subreg section.
3886 2008-04-07 Kai Tietz <kai.tietz@onevision.com>
3889 * config/i386/i386.c (legitimize_pic_address): Add treating
3890 of dllimport SYM_REF's.
3891 (legitimize_dllimport_symbol): Add prototype.
3893 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
3895 * fold-const.c (fold) <ARRAY_REF>: New case. Try to fold constant
3896 reference in constructor with non self-referential type.
3898 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
3900 Removal of Return with Depressed Stack Pointer support
3901 * tree.h (TYPE_RETURNS_STACK_DEPRESSED): Delete.
3902 (ECF_SP_DEPRESSED): Likewise.
3903 (ECF_LIBCALL_BLOCK, ECF_NOVOPS): Adjust.
3904 * calls.c (emit_call_1): Do not test ECF_SP_DEPRESSED.
3905 (flags_from_decl_or_type): Do not test TYPE_RETURNS_STACK_DEPRESSED.
3906 (expand_call): Do not test ECF_SP_DEPRESSED.
3907 * dse.c (dse_step0): Do not test TYPE_RETURNS_STACK_DEPRESSED.
3908 * function.c (keep_stack_depressed): Delete.
3909 (handle_epilogue_set): Likewise.
3910 (update_epilogue_consts): Likewise.
3911 (emit_equiv_load): Likewise.
3912 (thread_prologue_and_epilogue_insns): Remove support for Return with
3913 Depressed Stack Pointer.
3914 * print-tree.c (print_node): Do not test TYPE_RETURNS_STACK_DEPRESSED.
3916 2008-04-06 Richard Guenther <rguenther@suse.de>
3918 PR tree-optimization/35400
3919 * tree-vrp.c (vrp_evaluate_conditional): Only query value-range
3920 information from SSA_NAMEs.
3922 2008-04-06 Anatoly Sokolov <aesok@post.ru>
3924 * config/avr/avr.h (avr_mega_p): Remove declaration.
3925 (AVR_MEGA): Remove macro.
3926 * config/avr/avr.c (avr_mega_p): Remove variable.
3927 (avr_override_options): Remove inicializion of avr_mega_p.
3928 Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
3929 (print_operand): Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
3930 (avr_jump_mode): (Ditto.).
3931 (avr_output_progmem_section_asm_op): (Ditto.).
3932 (avr_asm_init_sections): (Ditto.).
3933 (avr_asm_init_sections): (Ditto.).
3934 (avr_rtx_costs): (Ditto.).
3935 * config/avr/avr.md: (Ditto.).
3936 * config/avr/avr.h: Use '__AVR_HAVE_JMP_CALL__' instead of
3939 2008-04-06 Richard Guenther <rguenther@suse.de>
3941 PR tree-optimization/35842
3942 * tree-ssa-address.c (fixed_address_object_p): Adjust to match
3943 is_gimple_invariant_address.
3945 2008-04-06 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
3947 * gcc.c (default_compilers): Sync Fortran extensions list with
3948 that in fortran/lang-specs.h.
3949 * doc/invoke.texi: Likewise.
3950 * dbxout.c (get_lang_number): Use "GNU Fortran" in "GNU F95".
3951 * dwarf2out.c (gen_compile_unit_die): Likewise.
3953 2008-04-06 Tom G. Christensen <tgc@jupiterrise.com>
3955 * gthr-posix95.h (__gthread_cond_wait_recursive): Add missing &.
3957 2008-04-05 Uros Bizjak <ubizjak@gmail.com>
3960 * config/i386/i386.c (ix86_function_regparm): Error if regparm(3)
3961 attribute is used for nested functions.
3963 2008-04-05 Jan Hubicka <jh@suse.cz>
3965 * emit-rtl.c (init_emit): xcalloc regno_pointer_align.
3967 * tree-dump.c (dump_enable_all): Remove prototype; do not accept
3969 (dump_files): Update.
3970 (enable_rtl_dump_file): Do not accept letter argument.
3971 * tree-pass.h (dump_file_info): Remove letter argument.
3972 * toplev.c (decode_d_option): Update -da handling.
3973 * toplev.h (enable_rtl_dump_file): Update prototype.
3974 * passes.c (register_one_dump_file): Do not accept IPA argument; work
3975 it out based on pass type.
3976 (register_dump_files_1): Likewise.
3977 (init_optimization_passes): Update register_one_dump_file calls.
3978 (execute_one_pass): Sanity check that IPA passes are called at IPA
3979 level and RTL passes at RTL level.
3980 (execute_pass_list): IPA pass can not be after or subpass of
3982 (execute_ipa_pass_list): Handle IPA subpasses of IPA subpasses and
3983 disallov RTL subpasses of IPA subpasses.
3985 2008-04-05 Ben Elliston <bje@au.ibm.com>
3987 * tree-cfg.c (need_fake_edge_p): Return false for calls to
3988 builtins that return exactly once and do not throw. Cache call to
3991 2008-04-04 Andy Hutchinson <hutchinsonandy@aim.com>
3993 PR rtl-optimization/34916
3995 * combine.c (create_log_links): Do not create duplicate LOG_LINKS
3996 between instruction pairs.
3998 2008-04-04 Naveen.H.S <naveen.hs@kpitcummins.com>
4000 * doc/invoke.texi: Document -mbitops for SH.
4001 * config/sh/constraints.md (K03, K12, Sbv, Sbw): New constraints.
4002 * config/sh/predicates.md (bitwise_memory_operand): New predicate.
4003 * config/sh/sh.c (print_operand): Add %t operand code.
4004 * config/sh/sh.h (GO_IF_LEGITIMATE_INDEX): Add condition for SH2A.
4005 * config/sh/sh.md (*iorsi3_compact): Fix condition for SH2A.
4006 (extendqisi2_compact): Add the alternative for SH2A 4-byte mov.b.
4007 (extendqihi2): Likewise.
4008 (movqi_i): Likewise.
4009 (insv): Use bset, bclr and bst instructions for SH2A if possible.
4010 (extv): Use bld instruction for SH2A if possible.
4012 (bclr_m2a, bclrmem_m2a, bset_m2a, bsetmem_m2a, bst_m2a, bld_m2a,
4013 bldsign_m2a, bld_reg, *bld_regqi, band_m2a, bandreg_m2a,
4014 bor_m2a, borreg_m2a, bxor_m2a, bxorreg_m2a): New insns.
4015 (bset.b, bclr.b): Define peepholes.
4016 * config/sh/sh.opt (mbitops): New option.
4018 2008-04-04 Janis Johnson <janis187@us.ibm.com>
4021 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle indirect ref
4022 and view convert expression.
4024 2008-04-04 Jakub Jelinek <jakub@redhat.com>
4027 * tree-cfg.c (remove_useless_stmts_1): Handle OMP_* containers.
4029 2008-04-04 H.J. Lu <hongjiu.lu@intel.com>
4031 * config.gcc (extra_headers): Add wmmintrin.h for x86 and x86-64.
4033 * config/i386/cpuid.h (bit_AES): New.
4034 (bit_PCLMUL): Likewise.
4036 * config/i386/i386.c (pta_flags): Add PTA_AES and PTA_PCLMUL.
4037 (override_options): Handle PTA_AES and PTA_PCLMUL. Enable
4038 SSE2 if AES or PCLMUL is enabled.
4039 (ix86_builtins): Add IX86_BUILTIN_AESENC128,
4040 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
4041 IX86_BUILTIN_AESDECLAST128, IX86_BUILTIN_AESIMC128,
4042 IX86_BUILTIN_AESKEYGENASSIST128 and IX86_BUILTIN_PCLMULQDQ128.
4043 (bdesc_sse_3arg): Add IX86_BUILTIN_PCLMULQDQ128.
4044 (bdesc_2arg): Add IX86_BUILTIN_AESENC128,
4045 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
4046 IX86_BUILTIN_AESDECLAST128 and IX86_BUILTIN_AESKEYGENASSIST128.
4047 (bdesc_1arg): Add IX86_BUILTIN_AESIMC128.
4048 (ix86_init_mmx_sse_builtins): Define __builtin_ia32_aesenc128,
4049 __builtin_ia32_aesenclast128, __builtin_ia32_aesdec128,
4050 __builtin_ia32_aesdeclast128,__builtin_ia32_aesimc128,
4051 __builtin_ia32_aeskeygenassist128 and
4052 __builtin_ia32_pclmulqdq128.
4053 * config/i386/i386.c (ix86_expand_binop_imm_builtin): New.
4054 (ix86_expand_builtin): Use it for IX86_BUILTIN_PSLLDQI128 and
4055 IX86_BUILTIN_PSRLDQI128. Handle IX86_BUILTIN_AESKEYGENASSIST128.
4057 * config/i386/i386.h (TARGET_AES): New.
4058 (TARGET_PCLMUL): Likewise.
4059 (TARGET_CPU_CPP_BUILTINS): Handle TARGET_AES and TARGET_PCLMUL.
4061 * config/i386/i386.md (UNSPEC_AESENC): New.
4062 (UNSPEC_AESENCLAST): Likewise.
4063 (UNSPEC_AESDEC): Likewise.
4064 (UNSPEC_AESDECLAST): Likewise.
4065 (UNSPEC_AESIMC): Likewise.
4066 (UNSPEC_AESKEYGENASSIST): Likewise.
4067 (UNSPEC_PCLMUL): Likewise.
4069 * config/i386/i386.opt (maes): New.
4070 (mpclmul): Likewise.
4072 * config/i386/sse.md (aesenc): New pattern.
4073 (aesenclast): Likewise.
4075 (aesdeclast): Likewise.
4077 (aeskeygenassist): Likewise.
4078 (pclmulqdq): Likewise.
4080 * config/i386/wmmintrin.h: New.
4082 * doc/extend.texi: Document AES and PCLMUL built-in function.
4084 * doc/invoke.texi: Document -maes and -mpclmul.
4086 2008-04-04 Paolo Bonzini <bonzini@gnu.org>
4088 * function.c (free_after_parsing): Replace with
4089 cxx_push_function_context from C++ front-end.
4090 (allocate_struct_function): Don't call langhook.
4091 * langhooks.h (struct lang_hooks_for_functions): Delete.
4092 (struct lang_hooks): Add back missing_noreturn_ok_p here, delete
4094 * langhooks-def.h (LANG_HOOKS_MISSING_NORETURN_OK_P): Add.
4095 (LANG_HOOKS_FUNCTION_INIT, LANG_HOOKS_FUNCTION_FINAL,
4096 LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P,
4097 LANG_HOOKS_FUNCTION_INITIALIZER): Delete.
4098 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_MISSING_NORETURN_OK_P,
4099 remove LANG_HOOKS_FUNCTION_INITIALIZER.
4100 * tree-cfg.c: Adjust call to missing_noreturn_ok_p langhook.
4102 * c-objc-common.h (LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P):
4103 Rename to LANG_HOOKS_MISSING_NORETURN_OK_P.
4105 2008-04-04 Jakub Jelinek <jakub@redhat.com>
4108 * c-pretty-print.c (pp_c_initializer_list): Handle CONSTRUCTOR
4111 2008-04-04 Richard Guenther <rguenther@suse.de>
4114 * fold-const.c (optimize_minmax_comparison): Use the correct
4115 type for the constant in the simplified comparison.
4117 2008-04-04 Zuxy Meng <zuxy.meng@gmail.com>
4119 * config/i386/driver-i386.c (describe_cache): Add l2_sizekb argument.
4120 Pass L2 size as "--param l2-cache-size" to the compiler.
4121 (decode_l2_cache): New function to decode L2 cache parameters using
4122 0x8000006 extended cpuid function.
4123 (detect_caches_amd): Determine parameters of L2 cache using
4124 decode_l2_caches function.
4125 (decode_caches_intel): Decode L2 cache parameters.
4126 (detect_caches_intel): Determine L2 cache parameters using
4127 decode_caches_intel and decode_l2_caches functions.
4129 2008-04-03 Bob Wilson <bob.wilson@acm.org>
4131 * config/xtensa/xtensa.c (xtensa_secondary_reload_class): Use a
4132 secondary input reload for subword loads from the constant pool.
4134 2008-04-03 Janis Johnson <janis187@us.ibm.com>
4137 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Use integer
4138 constants of the appropriate size for runtime calculations.
4141 * dfp.c (decimal_from_decnumber): Retain trailing zeroes for
4142 decimal-float literal constant zero.
4144 2008-04-03 Jakub Jelinek <jakub@redhat.com>
4147 * c-parser.c (c_parser_omp_atomic): Call
4148 default_function_array_conversion on the RHS.
4151 * omp-low.c (scan_sharing_clauses) <case OMP_CLAUSE_SHARED>: Don't
4152 call is_variable_sized if decl has incomplete type.
4154 2008-04-03 H.J. Lu <hongjiu.lu@intel.com>
4156 * config/i386/i386-protos.h (ix86_aligned_p): Removed.
4158 2008-04-03 Adam Nemet <anemet@caviumnetworks.com>
4160 * config/mips/mips.md (any_gt, any_ge, any_lt, any_le): New code
4162 (u): Add attribute values for gt, gtu, ge, geu, lt, ltu, le and leu.
4163 (sgt<u>): Merge sgt and sgtu into new expander.
4164 (sgt, sgtu): Remove expanders.
4165 (*sgt<u>_<mode>): Merge *sgt_<mode> and *sgtu_<mode> into new pattern.
4166 (*sgt_<mode>, *sgtu_<mode>): Remove patterns.
4167 (*sgt<u>_<mode>_mips16): Merge *sgt_<mode>_mips16 and
4168 *sgtu_<mode>_mips16 into new pattern.
4169 (*sgt_<mode>_mips16, *sgtu_<mode>_mips16): Remove patterns.
4170 (sge<u>): Merge sge and sgeu into new expander.
4171 (sge, sgeu): Remove expanders.
4172 (*sge<u>_<mode>): Merge *sge_<mode> and second *sge_<mode> into
4174 (*sge_<mode>, second *sge_<mode>): Remove patterns.
4175 (slt<u>): Merge slt and sltu into new expander.
4176 (slt, sltu): Remove expanders.
4177 (*slt<u>_<mode>): Merge *slt_<mode> and *sltu_<mode> into new pattern.
4178 (*slt_<mode>, *sltu_<mode>): Remove patterns.
4179 (*slt<u>_<mode>_mips16): Merge *slt_<mode>_mips16 and
4180 *sltu_<mode>_mips16 into new pattern.
4181 (*slt_<mode>_mips16, *sltu_<mode>_mips16): Remove patterns.
4182 (sle<u>): Merge sle and sleu into new expander.
4183 (sle, sleu): Remove expanders.
4184 (*sle<u>_<mode>): Merge *sle_<mode> and *sleu_<mode> into new pattern.
4185 (*sle_<mode>, *sleu_<mode>): Remove patterns.
4186 (*sle<u>_<mode>_mips16): Merge *sle_<mode>_mips16 and
4187 *sleu_<mode>_mips16 into new pattern.
4188 (*sle_<mode>_mips16, *sleu_<mode>_mips16): Remove patterns.
4190 2008-04-03 Jan Hubicka <jh@suse.cz>
4192 PR tree-optimization/35795
4193 * alpha/alpha.c (alpha_output_mi_thunk_osf): Free after compilation.
4194 * sparc/sparc.c (sparc_output_mi_thunk): Likewise.
4195 * ia64/ia64.c (ia64_output_mi_thunk): Likewise.
4196 * m68k/m68k.c (m68k_output_mi_thunk): Likewise.
4197 * score/score3.c (score3_output_mi_thunk): Likewise.
4198 * score/score7.c (score7_output_mi_thunk): Likewise.
4199 * mips/mips.c (mips_output_mi_thunk): Likewise.
4201 2008-04-03 Richard Guenther <rguenther@suse.de>
4203 * tree-vrp.c (extract_range_from_unary_expr): Handle all
4204 conversions. Simplify code.
4206 2008-04-03 Kaz Kojima <kkojima@gcc.gnu.org>
4208 * config/sh/sh.c (sh_output_mi_thunk): Free cfun.
4210 2008-04-03 Tom Tromey <tromey@redhat.com>
4211 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4213 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
4214 * config/bfin/t-bfin-linux (generated_files): Add
4215 linux-sysroot-suffix.h.
4216 * doc/install.texi (Prerequisites): Require make 3.80.
4217 * doc/sourcebuild.texi (Front End Directory): Document new
4219 * Makefile.in (generated_files): New variable.
4220 (ALL_HOST_OBJS): New variable.
4221 ($(ALL_HOST_OBJS)): New target.
4223 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
4225 * tree-inline.c (copy_generic_body, copy_decl_no_change): Export.
4226 (remap_block): Call id->transform_lang_insert_block instead
4228 (optimize_inline_calls, unsave_expr_now, tree_function_versioning):
4229 Set id.transform_lang_insert_block to NULL.
4230 (clone_body): Move to cp/optimize.c
4231 * tree-inline.h (struct copy_body_data): Change
4232 transform_lang_insert_block to function pointer.
4233 (copy_generic_body, copy_decl_no_change): Export.
4234 * langhooks.h (struct lang_hooks_for_decls): Kill insert_block.
4235 * langhooks-def.h (LANG_HOOKS_INSERT_BLOCK): Kill.
4236 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_INSERT_BLOCK.
4238 * c-tree.h (insert_block): Kill.
4239 * c-decl.c (insert_block): Kill.
4241 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
4243 * c-objc-common.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
4244 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
4245 * c-tree.h (c_push_function_context, c_pop_function_context): Remove
4247 * c-decl.c (c_push_function_context, c_pop_function_context): Remove
4248 argument, call {push,pop}_function_context from here.
4249 * c-parser.c: Use c_{push,pop}_function_context.
4251 * function.c (push_function_context_to): Move meat ...
4252 (push_function_context): ... here. Simplify.
4253 * function.c (pop_function_context_from): Move meat ...
4254 (pop_function_context): ... here. Simplify.
4255 * langhooks.h (struct lang_hooks_for_functions): Remove enter_nested,
4257 * langhooks-def.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
4258 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
4259 (LANG_HOOKS_FUNCTION_INITIALIZER): Delete them from here.
4260 * tree.h (push_function_context_to, pop_function_context_from): Remove.
4262 2008-04-03 Ben Elliston <bje@au.ibm.com>
4264 * expmed.c (extract_force_align_mem_bit_field): Remove.
4266 2008-04-03 Richard Guenther <rguenther@suse.de>
4269 * expr.h (try_casesi): Adjust prototype.
4270 * expr.c (try_casesi): Take fallback label as extra parameter.
4271 Use that for gen_casesi if default_label is NULL.
4272 * stmt.c (expand_case): Pass fallback label to try_casesi,
4273 make sure to fill gaps with a fallback label if default_label
4276 2008-04-03 Dominique d'Humieres <dominiq@lps.ens.fr>
4279 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Free cfun.
4281 2008-04-03 Ben Elliston <bje@au.ibm.com>
4283 * expmed.c (extract_split_bit_field): Remove if (0) code.
4284 * tree-ssa-structalias.c (do_sd_constraint): Likewise.
4285 (do_ds_constraint): Likewise.
4287 2008-04-02 Joseph Myers <joseph@codesourcery.com>
4289 * doc/cppopts.texi (-dU): Document.
4290 * c-common.h (flag_dump_macros): Update comment.
4291 * c-opts.c (handle_OPT_d): Handle -dU.
4292 * c-ppoutput.c (macro_queue, define_queue, undef_queue,
4293 dump_queued_macros, cb_used_define, cb_used_undef): New.
4294 (init_pp_output): Handle -dU.
4295 (cb_line_change): Call dump_queued_macros.
4296 * toplev.c (decode_d_option): Accept -dU as preprocessor option.
4298 2008-04-02 Anatoly Sokolov <aesok@post.ru>
4300 * config/avr/predicates.md (io_address_operand): New predicate.
4301 * config/avr/avr-protos.h (avr_io_address_p): Remove declaration.
4302 * config/avr/avr.c (avr_io_address_p): Remove function.
4303 (out_movqi_r_mr): Use 'io_address_operand' predicate instead of
4304 'avr_io_address_p' function.
4305 (out_movhi_r_mr): (Ditto.).
4306 (out_movqi_mr_r): (Ditto.).
4307 (out_movhi_mr_r): (Ditto.).
4308 (avr_address_cost): (Ditto.).
4310 2008-04-02 Uros Bizjak <ubizjak@gmail.com>
4312 * config/i386/i386.md (*float<SSEMODEI24:mode><X87MODEF:mode>2_1):
4313 Emit gen_floatdi<X87MODEF:mode>2_i387_with_xmm for DImode values
4314 in 32bit mode when XMM registers are available to avoid store
4316 (floatdi<X87MODEF:mode>2_i387_with_xmm): New insn pattern and
4317 corresponding post-reload splitters.
4319 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
4321 * config/i386/i386.c (bdesc_sse_3arg): Add __builtin_ia32_shufps
4322 and __builtin_ia32_shufpd. Provide __builtin_ia32_roundsd and
4323 __builtin_ia32_roundss.
4324 (ix86_init_mmx_sse_builtins): Remove __builtin_ia32_shufps,
4325 __builtin_ia32_shufpd, __builtin_ia32_roundsd and
4326 __builtin_ia32_roundss.
4327 (ix86_expand_builtin): Don't handle IX86_BUILTIN_SHUFPS and
4328 IX86_BUILTIN_SHUFPD here.
4330 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
4332 * config/i386/i386.md (plogic): New.
4333 (plogicprefix): Likewise.
4335 * config/i386/mmx.md (mmx_<code><mode>3): New.
4336 (mmx_and<mode>3): Removed.
4337 (mmx_ior<mode>3): Likewise.
4338 (mmx_xor<mode>3): Likewise.
4340 * config/i386/sse.md (<code><mode>3): New.
4341 (*<code><mode>3): Likewise.
4342 (*<code><mode>3): Likewise.
4343 (<code><mode>3): Likewise.
4344 (*sse_<code><mode>3): Likewise.
4345 (*sse2_<code><mode>3): Likewise.
4346 (<code>tf3): Likewise.
4347 (*<code>tf3): Likewise.
4348 (and<mode>3): Likewise.
4349 (*and<mode>3): Likewise.
4350 (ior<mode>3): Removed.
4351 (*ior<mode>3): Likewise.
4352 (xor<mode>3): Likewise.
4353 (*xor<mode>3): Likewise.
4354 (*and<mode>3): Likewise.
4355 (*ior<mode>3): Likewise.
4356 (*xor<mode>3): Likewise.
4357 (and<mode>3): Likewise.
4358 (*sse_and<mode>3): Likewise.
4359 (*sse2_and<mode>3): Likewise.
4361 (*andtf3): Likewise.
4362 (ior<mode>3): Likewise.
4363 (*sse_ior<mode>3): Likewise.
4364 (*sse2_ior<mode>3): Likewise.
4366 (*iortf3): Likewise.
4367 (xor<mode>3): Likewise.
4368 (*sse_xor<mode>3): Likewise.
4369 (*sse2_xor<mode>3): Likewise.
4371 (*xortf3): Likewise.
4373 2008-04-02 Richard Guenther <rguenther@suse.de>
4375 PR tree-optimization/14495
4376 PR tree-optimization/34793
4377 * tree-vrp.c (struct switch_update): New structure.
4378 (to_remove_edges, to_update_switch_stmts): New VECs.
4379 (simplify_switch_using_ranges): New function. Remove not taken
4380 case labels and edges.
4381 (simplify_stmt_using_ranges): Call it.
4382 (identify_jump_threads): Mark edges we have queued for removal
4383 so we don't thread them.
4384 (execute_vrp): Remove edges queued for removal, update SWITCH_STMT
4386 * tree-cfg.c (group_case_labels): Deal with missing default label.
4387 (tree_verify_flow_info): Allow missing default label.
4388 * stmt.c (emit_case_bit_tests): Deal with NULL default_label.
4389 (emit_case_nodes): Likewise.
4390 (expand_case): Do not rely on the default label to be present.
4391 * expr.c (try_casesi): Deal with NULL default_label.
4392 (do_tablejump): Likewise.
4394 2008-04-02 Richard Guenther <rguenther@suse.de>
4396 PR tree-optimization/14495
4397 * tree-vrp.c (vrp_visit_cond_stmt): Do not handle
4398 SWITCH_EXPR here ...
4399 (vrp_visit_switch_stmt): ... but here (new function).
4400 (find_case_label_index): New helper function.
4401 (vrp_visit_stmt): Dispatch to vrp_visit_switch_stmt.
4403 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
4405 * fwprop.c: Fix ISO-C99ism.
4407 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
4410 * Makefile.in (objdir): Set it here.
4411 * configure.ac: Not here. Find dynamic linker characteristics.
4412 * exec-tool.in: Use them.
4413 * aclocal.m4: Regenerate.
4414 * configure: Regenerate.
4416 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
4418 * expr.c (expand_var): Delete it.
4419 * expr.h (expand_var): Delete prototype.
4420 * function.c (expand_function_start): Use expand_decl instead.
4421 * cfgexpand.c (expand_one_static_var, expand_one_var): Don't call
4424 2008-04-02 Andy Hutchinson <hutchinsonamdy@aim.com>
4426 PR rtl-optimization/35542
4427 * fwprop.c (forward_propagate_and_simplify): Replace
4428 loc_reg_mentioned_in_p with reg_mentioned_p.
4430 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
4432 PR rtl-optimization/35281
4433 * fwprop.c (PR_CAN_APPEAR, PR_HANDLE_MEM): New.
4434 (propagate_rtx_1): Handle PR_HANDLE_MEM.
4435 (propagate_rtx): Pass PR_HANDLE_MEM if appropriate.
4436 (varying_mem_p): Move above propagate_rtx.
4437 (all_uses_available_at): Do not check MEMs.
4439 2008-04-02 Rafael Espindola <espindola@google.com>
4441 * tree-vrp.c (extract_code_and_val_from_cond): Remove.
4442 (register_edge_assert_for_2): Split the cond argument.
4443 (register_edge_assert_for_1): Adjust for the change in
4444 register_edge_assert_for_2.
4445 (register_edge_assert_for): Split the cond argument.
4446 (find_switch_asserts): Adjust for the change in
4447 register_edge_assert_for.
4449 2008-04-02 Kai Tietz <kai.tietz@onevision.com>
4451 * config.gcc: Add for x86_64-*-mingw* the t-crtfm to tbuild.
4452 * config/i386/cygming.h (ASM_OUTPUT_DWARF_OFFSET): Add 8 byte
4453 offsets for 64-bit mingw.
4454 * config/i386/i386.c (ix86_pass_by_reference): Correct calling
4455 abi for x86_64-pc-mingw.
4457 2008-04-02 Richard Guenther <rguenther@suse.de>
4459 * tree-vrp.c (extract_range_from_assert): Make sure to not
4460 produce range min/max with TREE_OVERFOW set.
4461 If merging a anti-range and a range keep the anti-range if
4462 the range covers all values of the type.
4463 (register_edge_assert_for_2): Only allow sign-changing
4464 conversions in detecting canonical range checks. Also
4465 register an assert for the unsigned name if useful.
4467 PR tree-optimization/35787
4468 * tree-vrp.c (vrp_val_max): New function.
4469 (vrp_val_min): Likewise.
4470 (vrp_val_is_max): Move earlier, use vrp_val_{min,max}.
4471 (vrp_val_is_min): Likewise.
4472 (supports_overflow_infinity): Use vrp_val_{min,max}.
4473 (negative_overflow_infinity): Likewise.
4474 (positive_overflow_infinity): Likewise.
4475 (is_negative_overflow_infinity): Use vrp_val_is_{min,max}.
4476 (is_positive_overflow_infinity): Likewise.
4477 (is_overflow_infinity): Likewise.
4478 (avoid_overflow_infinity): Use vrp_val_{min,max} and
4479 vrp_val_is_{min,max}.
4480 (set_and_canonicalize_value_range): Canonicalize anti-ranges
4481 to ranges if possible. Avoid empty ranges.
4483 2008-04-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4486 * fold-const.c (get_pointer_modulus_and_residue): Return modulus 1 if
4487 the expression is a function address.
4489 2008-04-01 George Helffrich <george@gcc.gnu.org>
4491 PR fortran/35154, fortran/23057
4492 * dbxout.c: Emit .stabs debug info for Fortran COMMON block
4493 variables as base symbol name + offset using N_BCOMM/N_ECOMM.
4494 (is_fortran, dbxout_common_name, dbxout_common_check): New functions.
4495 (dbxout_symbol_location): Transform N_LCSYM to N_GSYM for storage
4497 (dbxout_syms): Check for COMMON-based symbol and wrap in
4498 N_BCOMM/N_ECOMM stab bracket, including as many symbols as possible
4499 in bracket for efficiency.
4501 * dwarf2out.c: Emit DWARF debug info for Fortran COMMON block
4502 using DW_TAG_common_block + member offset.
4503 (add_pubname_string): New function.
4504 (dw_expand_expr): New function to find block name and offset for
4506 (common_check): New function to check whether symbol in Fortran COMMON.
4507 (gen_variable_die): If COMMON, use DW_TAG_common_block.
4509 2008-04-01 Volker Reichelt <v.reichelt@netcologne.de>
4512 * c-format.c (init_dynamic_gfc_info): Ignore invalid locus type.
4514 2008-04-02 Ben Elliston <bje@au.ibm.com>
4516 * config/v850/v850.md (casesi): Remove if (0) code.
4517 * config/i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
4518 * config/alpha/alpha.c (alpha_initialize_trampoline): Likewise.
4520 2008-04-01 Uros Bizjak <ubizjak@gmail.com>
4522 * config/i386/i386.md (rex64suffix): New mode attribute.
4523 (floathi<mode>2): Disable expander for SSE math.
4524 (*floathi<mode>2_1): New insn insn_and_split pattern.
4525 (*floathi<mode>2_i387_with_temp): New macroized instruction pattern and
4526 corresponding post-reload splitters.
4527 (*floathi<mode>2_i387): New macroized insn pattern.
4528 (float<SSEMODEI24:mode><X87MODEF:mode>2): New macroized expander.
4529 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1): New macroized
4530 insn_and_split pattern.
4531 (*floatsi<mode>2_vector_mixed_with_temp, *floatsi<mode>2_vector_mixed):
4532 New macroized instruction patterns and corresponding post-reload
4534 (*floatsi<mode>2_mixed_with_temp): New macroized instruction pattern
4535 and corresponding post-reload splitters.
4536 (*floatsi<mode>2_mixed_interunit, *floatsi<mode>2_mixed_nointerunit):
4537 New macroized instruction patterns.
4538 (*floatsi<mode>2_vector_sse_with_temp, *floatsi<mode>2_vector_sse): New
4539 macroized instruction patterns and corresponding post-reload splitters.
4540 (*floatsi<mode>2_sse_with_temp): New macroized instruction pattern and
4541 corresponding post-reload splitters.
4542 (*floatsi<mode>2_sse_interunit, *floatsi<mode>2_mixed_nointerunit):
4543 New macroized instruction patterns.
4544 (*floatsi<mode>2_i387_with_temp): New macroized instruction pattern and
4545 corresponding post-reload splitters.
4546 (*floatsi<mode>2_i387): New macroized instruction patterns.
4548 2008-04-01 H.J. Lu <hongjiu.lu@intel.com>
4550 * config/i386/i386.md (smaxmin): New.
4551 (umaxmin): Likewise.
4552 (maxminiprefix): Likewise.
4553 (maxminfprefix): Likewise.
4554 (<code><mode>3): Likewise.
4555 (smin<mode>3): Removed.
4556 (smax<mode>3): Likewise.
4558 * config/i386/mmx.md (mmx_<code>v2sf3): New.
4559 (mmx_<code>v4hi3): Likewise.
4560 (mmx_<code>v8qi3): Likewise.
4561 (mmx_smaxv2sf3): Removed.
4562 (mmx_sminv2sf3): Likewise.
4563 (mmx_umaxv8qi3): Likewise.
4564 (mmx_smaxv4hi3): Likewise.
4565 (mmx_uminv8qi3): Likewise.
4566 (mmx_sminv4hi3): Likewise.
4568 * config/i386/sse.md (<addsub><mode>3): New.
4569 (*<addsub><mode>3): Likewise.
4570 (<sse>_vm<addsub><mode>3): Likewise.
4571 (<maxmin><mode>3): Likewise.
4572 (*<maxmin><mode>3_finite): Likewise.
4573 (*<maxmin><mode>3): Likewise.
4574 (<sse>_vm<maxmin><mode>3): Likewise.
4575 (sse3_h<addsub>v4sf3): Likewise.
4576 (sse3_h<addsub>v2df3): Likewise.
4577 (<maxmin>v16qi3): Likewise.
4578 (*<maxmin>v16qi3): Likewise.
4579 (<maxmin>v8hi3): Likewise.
4580 (*<maxmin>v8hi3): Likewise.
4581 (*sse4_1_<maxmin><mode>3): Likewise.
4582 (*sse4_1_<maxmin><mode>3): Likewise.
4583 (add<mode>3): Removed.
4584 (*add<mode>3): Likewise.
4585 (<sse>_vmadd<mode>3): Likewise.
4586 (sub<mode>3): Likewise.
4587 (*sub<mode>3): Likewise.
4588 (<sse>_vmsub<mode>3): Likewise.
4589 (smin<mode>3): Likewise.
4590 (*smin<mode>3_finite): Likewise.
4591 (*smin<mode>3): Likewise.
4592 (<sse>_vmsmin<mode>3): Likewise.
4593 (smax<mode>3): Likewise.
4594 (*smax<mode>3_finite): Likewise.
4595 (*smax<mode>3): Likewise.
4596 (<sse>_vmsmax<mode>3): Likewise.
4597 (sse3_haddv4sf3): Likewise.
4598 (sse3_haddv2df3): Likewise.
4599 (sse3_hsubv4sf3): Likewise.
4600 (sse3_hsubv2df3): Likewise.
4601 (umaxv16qi3): Likewise.
4602 (*umaxv16qi3): Likewise.
4603 (smaxv8hi3): Likewise.
4604 (*smaxv8hi3): Likewise.
4605 (*sse4_1_smax<mode>3): Likewise.
4606 (*sse4_1_umax<mode>3): Likewise.
4607 (uminv16qi3): Likewise.
4608 (*uminv16qi3): Likewise.
4609 (sminv8hi3): Likewise.
4610 (*sminv8hi3): Likewise.
4611 (*sse4_1_smin<mode>3): Likewise.
4612 (*sse4_1_umin<mode>3): Likewise.
4614 2008-04-01 Rafael Espindola <espindola@google.com>
4616 * tree-cfg.c (verify_expr): remove in_phi.
4617 (verify_stmt): Don't call walk_tree with verify_expr. Use
4618 is_gimple_min_invariant instead of is_gimple_val.
4620 2008-04-01 Joseph Myers <joseph@codesourcery.com>
4622 * doc/include/gpl_v3.texi: Update for manpage generation.
4623 * doc/gcc.texi, doc/gccint.texi: Include gpl_v3.texi instead of
4625 * doc/sourcebuild.texi: Document gpl_v3.texi as well as gpl.texi.
4626 * Makefile.in (TEXI_GCC_FILES, TEXI_GCCINT_FILES): Include
4627 gpl_v3.texi instead of gpl.texi.
4630 2008-04-01 Jakub Jelinek <jakub@redhat.com>
4633 * c-pch.c (c_common_read_pch): On error close (fd) resp. fclose (f).
4635 2008-04-01 Rafael Espindola <espindola@google.com>
4637 * tree-vrp.c (extract_code_and_val_from_cond_with_ops): New.
4638 (extract_code_and_val_from_cond): Use
4639 extract_code_and_val_from_cond_with_ops.
4641 2008-04-01 Jan Hubicka <jh@suse.cz>
4643 * function.c (free_after_compilation): Free epilogue_delay_list.
4644 (prepare_function_start): Assert that previous compilation was freed.
4646 2008-04-01 Jan Hubicka <jh@suse.cz>
4647 Jim Wilson <wilson@tuliptree.org>
4648 Andreas Tobler <andreast@gcc.gnu.org>
4651 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Use
4652 rtl.emit instead cfun->emit.
4653 * sparc/sparc.h (INIT_EXPANDERS): Likewise.
4654 * ia64/ia64.h (INIT_EXPANDERS): Likewise.
4656 2008-04-01 Ben Elliston <bje@au.ibm.com>
4658 * doc/c-tree.texi (Function Basics): Fix grammatical error.
4660 2008-03-31 Seongbae Park <seongbae.park@gmail.com>
4662 * common.opt (fprofile-dir=, fprofile-use=, fprofile-generate=):
4664 (fprofile-use): Add var flag_profile_use
4665 * coverage.c (coverage_begin_output): Do not open a gcno file for
4666 output only if -ftest-coverage is set.
4667 Do not add getpwd() to gcda file path.
4668 (build_gcov_info): Check the new flag
4669 flag_profile_datafile_relative_path.
4670 (coverage_init): Use profile_data_prefix.
4671 Read profile counter only if flag_profile_use is set.
4672 * opts.c (common_handle_option): New option fprofile-use=,
4673 fprofile-dir=, fprofile-generate=.
4674 * toplev.c (profile_data_prefix): New variable definition.
4675 * toplev.h (profile_data_prefix): New declaration.
4676 * doc/invoke.tex (Option Summary, Optimization Options):
4679 2008-03-31 James E. Wilson <wilson@tuliptree.org>
4681 * varasm.c (output_constant_pool_1): In LABEL_REF check,
4682 use tmp consistently.
4685 * config/ia64/div.md (recip_approx_rf): Use UNSPEC not DIV.
4686 * config/ia64/ia64.c (rtx_needs_barrier): Handle
4687 UNSPEC_FR_RECIP_APPROX_RES.
4688 * config/ia64/ia64.md (UNSPEC_FR_RECIP_APPROX_RES): Define.
4690 2008-03-31 Volker Reichelt <v.reichelt@netcologne.de>
4693 * c-decl.c (store_parm_decls_oldstyle): Skip invalid parameters.
4695 2008-03-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
4698 * fold-const.c (fold_indirect_ref_1): Support accessing non first
4699 element of the vector via a pointer.
4701 2008-03-31 Ian Lance Taylor <iant@google.com>
4703 * tlink.c (scan_linker_output): Look for symbol name in single quotes.
4705 2008-03-31 Jan Hubicka <jh@suse.cz>
4707 * builtins.c (expand_builtin_setjmp_receiver): Update call of
4708 get_arg_pointer_save_area.
4709 * expr.c (init_expr): Just clear out rtl.expr.
4710 * function.c (free_after_compilation): Clear out whole RTL structure.
4711 (get_func_frame_size): Merge into ...
4712 (get_frame_size): ... this one.
4713 (assign_stack_local_1): Merge into ...
4714 (assign_stack_local): ... this one.
4715 (expand_function_end): Update call of get_arg_pointer_save_area.
4716 (get_art_pointer_save_area): Remove cfun argument.
4717 * function.h (emit_status): regno_pointer_align does not need length
4718 attribute. Move x_regno_reg_rtx to ...
4719 (regno_reg_rtx): ... new global array.
4720 (reg_rtx_no, seq_stack, REGNO_POINTER_ALIGN): Update accestors.
4721 (pending_stack_adjust, inhibit_defer_pop, saveregs_value,
4722 apply_args_value, forced_labels, stack_pointer_delta):
4724 (struct varasm_status): Move here from varasm.c
4725 (struct rtl_data): New. Move here some fields from struct function.
4726 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
4727 frame_offset, stack_check_probe_note, arg_pointer_save_area,
4728 used_temp_slots avail_temp_slots, temp_slot_level,
4729 nonlocal_goto_handler_labels): Update accesstors.
4730 (rtl): New global variable.
4731 (struct function): Move some fileds to rtl_data.
4732 (get_arg_pointer_save_area): Update prototype.
4733 * emit-rtl.c (rtl): Declare.
4734 (regno_reg_rtx): Declare.
4735 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
4737 (gen_reg_rtx): Update.
4738 (init_virtual_regs): Do not tate emit_status argument.
4739 (init_emit): Do not allocate emit.
4740 * varasm.c (varasm_statuc): Move to function.h.
4741 (n_deferred_constatns): Update accestor.
4742 (init_varasm_status): Do not allocate varasm_status.
4743 (force_const_mem, get_pool_size, output_constant_pool): Update.
4744 * stmt.c (force_label_rtx): Do not use x_ prefixes.
4745 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
4747 2008-03-31 Zdenek Dvorak <ook@ucw.cz>
4749 PR rtl-optimization/35729
4750 * loop-invariant.c (check_maybe_invariant): Disallow volatile memory
4753 2008-03-31 H.J. Lu <hongjiu.lu@intel.com>
4756 * config/i386/i386.md (*movti_internal): Emit unaligned SSE
4757 load/store if memory is unaligned.
4758 (*movti_rex64): Likewise.
4760 * config/i386/predicates.md (misaligned_operand): New.
4762 2008-03-31 Andrew Pinski <pinskia@gmail.com>
4765 * tree-ssa-phiopt.c (conditional_replacement): Return early for
4768 2008-03-31 Jan Beulich <jbeulich@novell.com>
4770 * config/ia64/constraints.md: Add 'j' constraint.
4771 * config/ia64/ia64.md (movsi_internal): Add addp4 case.
4772 (movdi_internal): Likewise.
4774 2008-03-30 Volker Reichelt <v.reichelt@netcologne.de>
4777 * c-typeck.c (build_c_cast): Skip invalid fields in unions.
4779 2008-03-30 H.J. Lu <hongjiu.lu@intel.com>
4782 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Issue
4783 proper error message for the third argument on blendpd and
4786 * config/i386/sse.md (blendbits): New.
4787 (sse4_1_blendp<ssemodesuffixf2c>): Use it.
4789 2008-03-30 Eric Botcazou <ebotcazou@adacore.com>
4791 * fold-const.c (fold_binary) <BIT_IOR_EXPR>: Add missing conversions.
4793 2008-03-30 Richard Guenther <rguenther@suse.de>
4796 * fold-const.c (fold_sign_changed_comparison): Do leave
4797 conversions to base-types alone.
4799 2008-03-29 Andrew Pinski <andrew_pinski@playstation.sony.com>
4801 * config/rs6000/rs6000.c (rs6000_stack_info): Don't force saving of
4802 the link register if one altivec register is be saved.
4804 2008-03-30 Ben Elliston <bje@au.ibm.com>
4806 * final.c (final_scan_insn): Remove if (0) code.
4808 2008-03-28 Volker Reichelt <v.reichelt@netcologne.de>
4810 * c-parser.c (c_parser_next_token_is_keyword): Simplify.
4812 2008-03-28 H.J. Lu <hongjiu.lu@intel.com>
4814 * config/i386/sse.md (*and<mode>3): Pass <MODE>mode instead
4815 of V4SFmode to ix86_binary_operator_ok.
4817 2008-03-28 Uros Bizjak <ubizjak@gmail.com>
4819 * config/i386/i386.c (override_options): Initialize
4820 ix86_veclib_handler to ix86_veclibabi_svml when
4821 -mveclibabi=svml is used.
4822 (ix86_veclibabi_svml): New function for SVML ABI style
4823 vectorization support.
4824 * doc/invoke.texi (-mveclibabi) [svml]: Document new target option.
4826 2008-03-28 Rafael Espindola <espindola@google.com>
4828 * fold-const.c (tree_unary_nonnegative_warnv_p): Make it public.
4829 (tree_binary_nonnegative_warnv_p): Make it public.
4830 (tree_single_nonnegative_warnv_p): Make it public.
4831 (tree_invalid_nonnegative_warnv_p): Make it public.
4832 (tree_unary_nonzero_warnv_p): Make it public.
4833 (tree_binary_nonzero_warnv_p): Make it public
4834 (tree_single_nonzero_warnv_p): Make it public.
4835 * tree-vrp.c (vrp_evaluate_conditional_warnv_with_ops): New function.
4836 (extract_range_from_binary_expr): Split the expr argument.
4837 (extract_range_from_unary_expr): Split the expr argument.
4838 (extract_range_from_comparison): Split the expr argument.
4839 (extract_range_from_expr): Use the new aux functions.
4840 (vrp_evaluate_conditional_warnv): Use
4841 vrp_evaluate_conditional_warnv_with_ops.
4842 * tree.h (tree_unary_nonzero_warnv_p): Declare.
4843 (tree_binary_nonzero_warnv_p): Declare.
4844 (tree_single_nonzero_warnv_p): Declare.
4845 (tree_expr_nonzero_warnv_p): Declare.
4846 (tree_unary_nonnegative_warnv_p): Declare.
4847 (tree_binary_nonnegative_warnv_p): Declare.
4848 (tree_single_nonnegative_warnv_p): Declare.
4849 (tree_invalid_nonnegative_warnv_p): Declare.
4851 2008-03-28 Richard Guenther <rguenther@suse.de>
4853 PR tree-optimization/30317
4854 PR tree-optimization/30911
4855 PR tree-optimization/34793
4856 * tree-vrp.c (set_and_canonicalize_value_range): New function.
4857 (struct assert_locus_d): New member EXPR.
4858 (register_new_assert_for): Add EXPR parameter to support
4859 ASSERT_EXPR <name, expr OP limit>.
4860 (register_edge_assert_for_1): Adjust callers.
4861 (find_assert_locations): Likewise.
4862 (process_assert_insertions_for): Build condition from expression.
4863 (extract_range_from_assert): Handle ASSERT_EXPRs
4864 of the form ASSERT_EXPR <name, expr OP limit>.
4865 (register_edge_assert_for_2): New helper registering
4866 asserts for comparisons. Recognize range tests of the form
4867 (unsigned)i - CST1 OP CST2.
4868 (register_edge_assert_for_1): Use it.
4869 (register_edge_assert_for): Likewise.
4870 (needs_overflow_infinity): Integer sub-types
4871 do not need overflow infinities.
4872 (vrp_val_is_max): The extreme values of integer sub-types
4873 are those of the base type.
4874 (vrp_val_is_min): Likewise.
4875 * tree.def (ASSERT_EXPR): Document extra allowed conditional
4878 2008-03-28 Nick Clifton <nickc@redhat.com>
4881 * config/mn10300/mn10300.c (mn10300_secondary_reload_class):
4882 Return GENERAL_REGS for stack adjustment reloads.
4884 2008-03-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
4887 * config/rs6000/rs6000.c (rs6000_expand_vector_init): Create a
4888 const_vector when all the vectors are constant.
4890 2008-03-27 Bob Wilson <bob.wilson@acm.org>
4892 * config/xtensa/xtensa.c (gen_float_relational): Handle unordered
4894 * config/xtensa/xtensa.md (any_cond): Add unordered comparisons.
4895 (any_scc_sf): Add uneq, unlt, unle and unordered operators.
4897 (s<code>_sf): Use new scc_sf attribute for opcode names.
4899 2008-03-27 Tom Tromey <tromey@redhat.com>
4901 * doc/sourcebuild.texi, doc/install.texi, configure, aclocal.m4,
4902 configure.ac, Makefile.in, config/t-darwin, config/m32c/t-m32c,
4903 config/spu/t-spu-elf, config/i386/t-interix,
4904 config/i386/t-cygming, config/i386/x-i386, config/i386/t-cygwin,
4905 config/i386/x-darwin, config/i386/x-mingw32,
4906 config/i386/t-netware, config/i386/x-cygwin, config/i386/t-nwld,
4907 config/sh/t-sh, config/sh/t-symbian, config/x-linux,
4908 config/t-sol2, config/x-hpux, config/x-darwin, config/ia64/t-ia64,
4909 config/x-solaris, config/t-vxworks, config/m68k/t-uclinux,
4910 config/rs6000/x-rs6000, config/rs6000/x-darwin64,
4911 config/rs6000/x-darwin, config/rs6000/t-rs6000,
4912 config/score/t-score-elf, config/arm/t-strongarm-pe,
4913 config/arm/t-pe, config/arm/t-arm, config/arm/t-wince-pe,
4914 config/v850/t-v850, config/v850/t-v850e, config/bfin/t-bfin-linux:
4915 Revert automatic dependency patch.
4917 2008-03-27 H.J. Lu <hongjiu.lu@intel.com>
4920 * config/i386/i386.c (ix86_function_arg_boundary): Align
4921 decimal floating point to its natural boundary.
4923 2008-03-27 Richard Guenther <rguenther@suse.de>
4926 * fold-const.c (fold_comparison): Restrict distinct decl
4927 comparison folding to VAR_DECLs and PARM_DECLs. Do not
4928 solely rely on operand_equal_p.
4930 2008-03-27 Richard Guenther <rguenther@suse.de>
4933 * c-common.c (handle_weak_attribute): Reject combination of
4936 2008-03-27 Richard Guenther <rguenther@suse.de>
4938 PR tree-optimization/32810
4939 * tree-ssa-ccp.c (get_symbol_constant_value): Strip useless
4940 conversions from DECL_INITIAL.
4941 (fold_const_aggregate_ref): Likewise from constructor elements.
4943 2008-03-27 Zdenek Dvorak <ook@ucw.cz>
4945 * tree-affine.h (aff_combination_expand): Declare.
4946 (get_inner_reference_aff): Likewise.
4947 * tree-affine.c (aff_combination_expand): Split out from
4948 tree_to_aff_combination_expand.
4949 (get_inner_reference_aff): New function.
4950 * tree-parloops.c (loop_parallel_p): Free vectorizer info.
4951 * tree-ssa-loop-im.c: Include tree-affine.h and pointer-set.h.
4952 (struct lim_aux_data): sm_done field removed.
4953 (mem_ref_loc_p, mem_ref_locs_p): New types.
4954 (struct mem_ref): Added id, stored, accesses_in_loop,
4955 indep_loop, dep_loop, indep_ref, dep_ref fields.
4956 Removed is_stored, locs and next fields.
4957 (memory_accesses): New variable.
4958 (movement_possibility): Do not allow moving statements
4959 that store to memory.
4960 (outermost_indep_loop, simple_mem_ref_in_stmt, mem_ref_in_stmt):
4962 (determine_max_movement): For statements with memory references,
4963 find the outermost loop in that the reference is independent.
4964 (move_computations_stmt): Mark the virtual operands for renaming.
4965 (memref_free, mem_ref_alloc, mem_ref_locs_alloc, mark_ref_stored,
4966 gather_mem_refs_stmt, gather_mem_refs_in_loops, vtoe_hash, vtoe_eq,
4967 vtoe_free, record_vop_access, get_vop_accesses, get_vop_stores,
4968 add_vop_ref_mapping, create_vop_ref_mapping_loop,
4969 create_vop_ref_mapping, analyze_memory_references,
4970 cannot_overlap_p, mem_refs_may_alias_p, rewrite_mem_ref_loc,
4971 get_all_locs_in_loop, ref_always_accessed_p,
4972 refs_independent_p, record_indep_loop, ref_indep_loop_p_1,
4973 ref_indep_loop_p, can_sm_ref_p, find_refs_for_sm,
4974 store_motion_loop, store_motion): New functions.
4975 (struct vop_to_refs_elt): New type.
4976 (record_mem_ref_loc, free_mem_ref_locs, rewrite_mem_refs,
4977 memref_hash, memref_eq, hoist_memory_references): Rewritten.
4978 (schedule_sm): Replaced by...
4979 (execute_sm): ... this.
4980 (determine_lsm_ref, hoist_memory_references,
4981 loop_suitable_for_sm, gather_mem_refs_stmt, gather_mem_refs,
4982 find_more_ref_vops, free_mem_ref, free_mem_refs,
4983 determine_lsm_loop, determine_lsm): Removed.
4984 (tree_ssa_lim_finalize): Free data structures used by store motion.
4985 (tree_ssa_lim): Call analyze_memory_references. Use
4986 store_motion instead of determine_lsm.
4988 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
4990 * config.cc (m68hc11, m6811, m68hc12, m6812): Add usegas.h,
4991 rename tmake_file to m68hc11/t-m68hc11.
4992 (mcore): Set inhibit_libc to true.
4993 * config.host (alpha*-dec-*vms*): Set extra_programs.
4994 (interix3*): Don't use host_xmake_file.
4995 * configure.ac: Let config.gcc override inhibit_libc.
4996 * configure: Regenerate.
4998 * config/alpha/x-vms (EXTRA_PROGRAMS): Remove.
4999 * config/t-openbsd-thread: Remove commented out lines.
5001 * config/x-interix: Remove.
5003 * config/m68hc11/t-m68hc11-gas: Rename to...
5004 * config/m68hc11/t-m68hc11: ... this. Remove T_CPPFLAGS.
5006 * config/mcore/t-mcore: Remove T_CFLAGS.
5007 * config/mcore/t-mcore-pe: Likewise.
5009 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
5011 * configure.ac: Replace custom __GNU_SOURCE test with
5012 AC_USE_SYSTEM_EXTENSIONS. Move it earlier.
5013 * aclocal.m4: Regenerate.
5014 * configure: Regenerate.
5015 * config.in: Regenerate.
5017 2008-03-27 Richard Guenther <rguenther@suse.de>
5019 * fold-const.c (target.h): Include.
5020 (fold_comparison): Fold comparison of addresses of decls
5021 that bind locally or of constants. Consolidate address folding code.
5022 * tree-vrp.c (operand_less_p): Deal with non-INTEGER_CST
5023 results from fold_binary_to_constant.
5024 (compare_values_warnv): Likewise.
5026 2008-03-27 Andrew Pinski <pinskia@gmail.com>
5029 * fold-const.c (fold_truthop): Check for integeral types when folding
5030 a == 0 && b == 0 and a != 0 || b != 0 .
5032 2008-03-26 Eric Botcazou <ebotcazou@adacore.com>
5034 * tree.c (get_unwidened): Remove code fiddling with COMPONENT_REF.
5036 2008-03-26 Andreas Schwab <schwab@suse.de>
5038 * doc/invoke.texi: Fix use of @item vs. @itemx.
5040 2008-03-26 Tom Tromey <tromey@redhat.com>
5042 * Makefile.in (build/gensupport.o, build/print-rtl.o,
5043 build/read-rtl.o, build/rtl.o, build/gencondmd.o, build/genattr.o,
5044 build/genattrtab.o, build/genautomata.o, build/gencheck.o,
5045 build/gencodes.o, build/genconditions.o, build/genconfig.o,
5046 build/genconstants.o, build/genemit.o, build/genextract.o,
5047 build/genflags.o, build/genmddeps.o, build/genopinit.o,
5048 build/genoutput.o, build/genpeep.o, build/genrecog.o): Depend on
5051 2008-03-26 Richard Guenther <rguenther@suse.de>
5054 2008-03-26 Richard Guenther <rguenther@suse.de>
5056 * fold-const.c (target.h): Include.
5057 (fold_comparison): Fold comparison of addresses of two decls
5058 that bind locally. Consolidate address folding code.
5060 2008-03-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5062 * builtins.c (expand_builtin_pow, fold_builtin_cabs,
5063 fold_builtin_sqrt, fold_builtin_cbrt, fold_builtin_logarithm,
5064 fold_builtin_hypot, fold_builtin_pow): Remove uses of dconst3,
5065 dconstsqrt2, dconstthird, dconste and/or dconst10.
5066 * config/i386/i386.c (ix86_emit_swsqrtsf): Likewise.
5067 * emit-rtl.c (dconst3, dconst10, dconstm2, dconstthird,
5068 dconstsqrt2, dconste): Delete.
5069 (init_emit_once): Likewise. Simplify initializing dconstm1.
5071 * real.c (get_real_const): New.
5072 * real.h (dconst3, dconst10, dconstm2, dconstthird,
5073 dconstsqrt2, dconste): Delete.
5074 (real_value_const, get_real_const): New.
5076 2008-03-26 H.J. Lu <hongjiu.lu@intel.com>
5078 * config/i386/cygming.h (BIGGEST_ALIGNMENT): Removed.
5080 * config/i386/i386.c (ix86_function_arg_boundary): Check
5081 BIGGEST_ALIGNMENT instead of 128.
5082 (setup_incoming_varargs_64): Likewise.
5084 2008-03-26 Tom Tromey <tromey@redhat.com>
5086 * Makefile.in (DEPFILES): Add missing '/'.
5088 2008-03-26 Richard Guenther <rguenther@suse.de>
5090 * fold-const.c (target.h): Include.
5091 (fold_comparison): Fold comparison of addresses of two decls
5092 that bind locally. Consolidate address folding code.
5094 2008-03-26 Nick Clifton <nickc@redhat.com>
5097 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p): Do
5098 not allow INT+INT as a legitimate addressing mode.
5100 2008-03-26 Richard Guenther <rguenther@suse.de>
5102 * tree-flow.h (widen_bitfield): Remove declaration.
5103 * tree-ssa-ccp.c (visit_assignment): Remove unneeded code.
5104 (widen_bitfield): Remove function.
5105 * tree-ssa-dom.c (record_equivalences_from_stmt): Remove unneeded
5108 2008-03-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
5111 * config/rs6000/rs6000-c.c (rs6000_builtin_type_compatible): Handle
5114 2008-03-25 Richard Sandiford <rsandifo@nildram.co.uk>
5116 PR rtl-optimization/35232
5117 * reload1.c (reg_reloaded_call_part_clobbered): Clarify comment.
5118 (forget_old_reloads_1, forget_marked_reloads): Don't clear
5119 reg_reloaded_call_part_clobbered here.
5120 (reload_regs_reach_end_p): New function.
5121 (reload_reg_rtx_for_input): New variable.
5122 (reload_reg_rtx_for_output): Likewise.
5123 (emit_input_reload_insns): Use reloadreg rather than rl->reg_rtx
5124 when reassigning a pseudo register. Load reloadreg from
5125 reload_reg_rtx_for_input, moving the mode and register
5127 (do_input_reload): ...here. Use the mode-adjusted reg_rtx
5128 instead of the original when deciding whether an input reload
5129 would be a no-op or whether an output reload can be deleted.
5130 (emit_output_reload_insns): Use the mode-adjusted reg_rtx
5131 when setting up new_spill_reg_store. Load it from
5132 reload_reg_rtx_for_output, moving the mode and register
5134 (do_output_reload): ...here. Use the mode-adjusted reg_rtx
5135 instead of the original when deciding whether an output reload
5136 would be a no-op. Do the same when modifying insn notes.
5137 Use rtx_equal_p instead of == to compare the registers.
5138 (inherit_piecemeal_p): Take a mode and two register numbers
5140 (emit_reload_insns): Clear new_spill_reg_store for every hard
5141 register in the reload register. Remove spill registers
5142 from reg_reloaded_valid before considering whether to record
5143 inheritance information for them. Use reload_reg_rtx_for_output
5144 instead of reg_rtx when recording output reloads. Use
5145 reload_reg_rtx_for_input instead of reg_rtx when recording
5146 input reloads. Set or clear reg_reloaded_call_part_clobbered
5147 at the same time as setting reg_reloaded_valid.
5148 (delete_output_reload): Add a new_reload_reg parameter and use it
5149 instead of rld[j].reg_rtx.
5150 (emit_input_reload_insns, do_input_reload, do_output_reload): Adjust
5153 2008-03-25 Tom Tromey <tromey@redhat.com>
5155 * Makefile.in (build/gensupport.o): Depend on insn-modes.h.
5156 (build/genattr.o): Likewise.
5157 (build/genattrtab.o): Likewise.
5158 (build/gencodes.o): Likewise.
5159 (build/genconfig.o): Likewise.
5160 (build/genconstants.o): Likewise.
5161 (build/genemit.o): Likewise.
5162 (build/genextract.o): Likewise.
5163 (build/genflags.o): Likewise.
5165 2008-03-25 Bob Wilson <bob.wilson@acm.org>
5167 * config/xtensa/xtensa.c (xtensa_va_start): Use build_int_cst
5168 instead of size_int for integer types.
5169 (xtensa_gimplify_va_arg_expr): Likewise. Convert index to sizetype
5170 to match type of MINUS_EXPR.
5172 2008-03-25 Tom Tromey <tromey@redhat.com>
5174 * configure: Rebuilt.
5175 * configure.ac (BUILD_DEPMODE): Extract CCDEPMODE from temporary
5178 2008-03-25 Tom Tromey <tromey@redhat.com>
5180 * config/x-solaris (host-solaris.o): Update.
5181 * config/x-linux (host-linux.o): Update.
5182 * config/x-hpux (host-hpux.o): Update.
5183 * config/x-darwin (host-darwin.o): Update.
5184 * config/v850/t-v850e (v850-c.o): Update.
5185 * config/v850/t-v850 (v850-c.o): Update.
5186 * config/t-vxworks (vxworks.o): Update.
5187 * config/t-sol2 (sol2-c.o, sol2.o): Update.
5188 * config/t-darwin (darwin.o, darwin-c.o, darwin-driver.o): Update.
5189 * config/spu/t-spu-elf (spu-c.o): Update.
5191 * config/sh/t-symbian (sh-c.o): Update.
5192 (symbian.o): Update.
5193 * config/sh/t-sh (sh-c.o): Update.
5194 * config/score/t-score-elf (score7.o, score3.o): Update.
5195 * config/rs6000/x-rs6000 (driver-rs6000.o): Update.
5196 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Update.
5197 * config/rs6000/x-darwin (host-ppc-darwin.o): Update.
5198 * config/rs6000/t-rs6000 (rs6000-c.o): Update.
5200 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
5201 * config/m32c/t-m32c (m32c-pragma.o): Update.
5202 * config/ia64/t-ia64 (ia64-c.o): Update.
5203 * config/i386/x-mingw32 (host-mingw32.o): Update.
5204 * config/i386/x-i386 (driver-i386.o): Update.
5205 * config/i386/x-darwin (host-i386-darwin.o): Update.
5206 * config/i386/x-cygwin (host-cygwin.o): Update.
5207 * config/i386/t-nwld (nwld.o): Update.
5208 * config/i386/t-netware (netware.o): Update.
5209 * config/i386/t-interix (winnt.o): Update.
5210 * config/i386/t-cygwin (cygwin1.o, cygwin2.o): Update.
5211 * config/i386/t-cygming (winnt.o, winnt-cxx.o, winnt-stubs.o,
5212 msformat-c.o): Update.
5213 * config/bfin/t-bfin-linux (generated_files): Add
5214 linux-sysroot-suffix.h.
5215 * config/arm/t-wince-pe (pe.o): Update.
5216 * config/arm/t-strongarm-pe (pe.o): Update.
5217 * config/arm/t-pe (pe.o): Update.
5218 * config/arm/t-arm (arm-c.o): Update.
5219 * doc/install.texi (Prerequisites): Require make 3.80.
5220 * Makefile.in: Remove .o targets.
5221 (CCDEPMODE, DEPDIR, depcomp, BUILD_DEPMODE): New variables.
5222 (OBSTACK_H, FIBHEAP_H, PARTITION_H, MD5_H, BCONFIG_H): Remove.
5223 (simple_generated_h, simple_generated_c): Move earlier.
5224 (generated_files): New variable.
5225 (TARGET_H, MACHMODE_H, HOOKS_H, HOSTHOOKS_DEF_H, LANGHOOKS_DEF_H,
5226 TARGET_DEF_H, RTL_BASE_H, RTL_H, PARAMS_H, BUILTINS_DEF, TREE_H,
5227 BASIC_BLOCK_H, GCOV_IO_H, COVERAGE_H, DEMANGLE_H, RECOG_H,
5228 ALIAS_H, EMIT_RTL_H, FLAGS_H, FUNCTION_H, EXPR_H, OPTABS_H,
5229 REGS_H, RA_H, RESOURCE_H, SCHED_INT_H, INTEGRATE_H, CFGLAYOUT_H,
5230 CFGLOOP_H, IPA_UTILS_H, IPA_REFERENCE_H, IPA_TYPE_ESCAPE_H,
5231 CGRAPH_H, DF_H, RESOURCE_H, DDG_H, GCC_H, GGC_H, TIMEVAR_H,
5232 INSN_ATTR_H, C_COMMON_H, C_PRAGMA_H, C_TREE_H, SYSTEM_H,
5233 PREDICT_H, DECNUM_H, MKDEPS_H, SYMTAB_H, TREE_DUMP_H,
5234 TREE_GIMPLE_H, TREE_FLOW_H, TREE_SSA_LIVE_H, PRETTY_PRINT_H,
5235 DIAGNOSTIC_H, C_PRETTY_PRINT_H, SCEV_H, LAMBDA_H, TREE_DATA_REF_H,
5236 VARRAY_H, TREE_INLINE_H, REAL_H, DBGCNT_H, EBIMAP_H): Remove.
5238 (COMPILE.base, COMPILE): New variables.
5239 (%.o): New pattern rule.
5240 (ALL_HOST_OBJS): New variable.
5241 (xgcc$(exeext), cpp$(exeext)): Remove extra version.o.
5242 (dummy-checksum.o, cc1-checksum.o): Remove.
5243 (DRIVER_SHLIB): New variable.
5244 (DRIVER_DEFINES): Use it.
5245 (gencondmd.c): Move out of build/.
5246 (s-conditions): Update.
5247 (BUILDCOMPILE.base, BUILDCOMPILE): New variables.
5248 (ALL_BUILD_OBJS): Likewise.
5249 (build/%.o): Use BUILDCOMPILE.
5250 (build/ggc-none.o, build/ggc-none.o, build/min-insn-modes.o,
5251 build/print-rtl.o, build/read-rtl.o, build/rtl.o, build/vec.o,
5252 build/gencondmd.o, build/genattrtab.o, build/genautomata.o,
5253 build/gencheck.o, build/gencodes.o, build/genconditions.o,
5254 build/genconfig.o, build/genconstants.o, build/genemit.o,
5255 build/genextract.o, build/genflags.o, build/genmddeps.o,
5256 build/genopinit.o, build/genoutput.o, build/genpeep.o,
5257 build/genpreds.o, build/genrecog.o, build/gcov-iov.o,
5258 build/gen-protos.o, build/scan.o, build/fix-header.o,
5259 build/scan-decls.o): Simplify.
5260 (collect2.o, c-opts.o, gcc.o, gccspec.o, gcc-options.o,
5261 cppdefault.o, protoize.o, unprotoize.o, intl.o, version.o,
5262 prefix.o, toplev.o): Reduce to variable setting.
5263 (libbackend.o): Use COMPILE. Remove most dependencies. Move later.
5264 ($(out_object_file), gcc-options.o): New targets.
5265 ($(ALL_HOST_OBJS)): New target. Include dependency files.
5266 * configure: Rebuilt.
5267 * configure.ac: Call ZW_CREATE_DEPDIR, ZW_PROG_COMPILER_DEPENDENCIES.
5268 * doc/sourcebuild.texi (Front End Directory): Document new variable.
5270 2008-03-25 Douglas Gregor <doug.gregor@gmail.com>
5272 * c-common.c (c_sizeof_or_alignof_type): If we're not allowed to
5273 complain when we hit an error, return ERROR_MARK_NODE.
5275 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
5277 * config/sh/constraints.md (Pso, Psz): New constraints.
5278 * config/sh/sh.c (print_operand): Add %V and %W operand codes.
5279 * config/sh/sh.md (*andsi3_bclr, *iorsi3_bset): New insns.
5281 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
5283 * config/sh/sh.c (sh_expand_t_scc): Emit movrt for SH2A if possible.
5284 * config/sh/sh.md (xorsi3_movrt, movrt): New insns.
5286 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
5288 * config/sh/sh.md (prefetch): Add condition for SH2A target.
5289 (prefetch_sh2a): New.
5291 2008-03-25 Jayant Sonar <Jayant.sonar@kpitcummins.com>
5292 Naveen.H.S <naveen.hs@kpitcummins.com>
5294 * config/sh/constraints.md (I28): New constraint.
5295 * config/sh/sh.c (broken_move): Add support for movi20s.
5296 * config/sh/sh.md (movsi_ie): Add the alternative for movi20s.
5298 2008-03-25 Anil Paranjape <anil.paranjape@kpitcummins.com>
5299 Jayant Sonar <Jayant.sonar@kpitcummins.com>
5300 Naveen.H.S <naveen.hs@kpitcummins.com>
5302 * config/sh/sh.c (SH_ATTRIBUTES): Define.
5303 (SYMBOL_FLAG_FUNCVEC_FUNCTION): Define.
5304 (print_operand): Handle resbank in %@ operand code.
5305 (sh_encode_section_info): New.
5306 (push_regs): Add conditions for resbank.
5307 (sh_expand_epilogue): Likewise.
5308 (sh_insert_attributes): Likewise.
5309 (sh_attribute_table): Likewise.
5310 (sh_handle_resbank_handler_attribute): New.
5311 (sh2a_handle_function_vector_handler_attribute): New.
5312 (sh2a_is_function_vector_call): New.
5313 (sh2a_get_function_vector_number): New.
5314 (sh2a_function_vector_p): New.
5315 (sh_cfun_resbank_handler_p): New.
5316 * config/sh/sh.md (calli): Emit jsr/n if possible.
5317 (calli_tbr_rel): New.
5318 (calli_pcrel): Emit jsr/n if possible.
5319 (return_i): Emit rts/n if possible.
5320 (call_valuei_tbr_rel): New.
5321 (call_valuei_pcrel): Add condition for SH2A target.
5322 (call_value): Likewise.
5323 * config/sh/sh-protos.h (sh_cfun_resbank_handler_p): Declare.
5324 (sh2a_get_function_vector_number): Likewise.
5325 (sh2a_is_function_vector_call): Likewise.
5326 * doc/extend.texi: Document TBR relative addressing of SH2A.
5327 (resbank): Add description for SH2A.
5329 2008-03-24 Richard Guenther <rguenther@suse.de>
5332 * gimplify.c (gimplify_modify_expr): For frontend type-correct
5333 pointer assignments change conversions according to middle-end rules.
5334 (gimplify_modify_expr_rhs): Deal with NULL TARGET_EXPR_INITIAL.
5335 * configure.ac: Include type checking in yes.
5336 * configure: Regenerate.
5338 2008-03-24 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5340 * diagnostic.c (diagnostic_count_diagnostic): Delete.
5341 (diagnostic_report_diagnostic): Update. Handle ICEs here.
5343 2008-03-24 Nathan Sidwell <nathan@codesourcery.com>
5345 * gthr-vxworks.h (UNUSED): Define.
5347 2008-03-23 H.J. Lu <hongjiu.lu@intel.com>
5349 * config/i386/i386.h (STATIC_CHAIN_REGNUM): Use R10_REG and CX_REG.
5351 2008-03-23 Zuxy Meng <zuxy.meng@gmail.com>
5353 * doc/extend.texi (Function Attributes): Add missing comma in the
5354 example of the "alloc_size" attribute.
5356 2008-03-23 Uros Bizjak <ubizjak@gmail.com>
5359 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
5361 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
5364 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
5367 * stor-layout.c (update_alignment_for_field): Set minimum alignment
5368 of the underlying type of a MS bitfield layout to the natural
5369 alignment of the type.
5371 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
5373 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
5374 to their natural alignment to avoid store forwarding stalls.
5376 2008-03-22 Richard Guenther <rguenther@suse.de>
5378 * tree-cfg.c (verify_expr): Recurse again for invariant addresses.
5379 For PHI nodes verify the address is invariant.
5380 * tree-ssa-ccp.c (ccp_decl_initial_min_invariant): Remove.
5381 (get_symbol_constant_value): Use is_gimple_min_invariant.
5382 (maybe_fold_stmt_indirect): Likewise.
5384 2008-03-22 Richard Sandiford <rsandifo@nildram.co.uk>
5386 PR rtl-optimization/33927
5387 * Makefile.in (dse.o): Depend on $(TM_P_H).
5388 * expr.h (extract_low_bits): Declare.
5389 * expmed.c (extract_low_bits): New function.
5390 * rtlhooks.c (gen_lowpart_general): Generalize SUBREG handling.
5391 * dse.c: Include tm_p.h.
5392 (find_shift_sequence): Remove the read_reg argument and return the
5393 read value. Emit the instructions instead of returning them.
5394 Iterate on new_mode rather than calculating it each time.
5395 Check MODES_TIEABLE_P. Use simplify_gen_subreg to convert the
5396 source to NEW_MODE and extract_low_bits to convert the shifted
5398 (replace_read): Allow the load and store to have different mode
5399 classes. Use extract_low_bits when SHIFT == 0. Create the shift
5400 or extraction instructions before trying the replacement. Update
5401 dump-file code accordingly, avoiding use of REGNO (store_info->rhs).
5403 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
5405 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
5406 to their natural alignment to avoid store forwarding stalls.
5408 2008-03-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
5411 * config/rs6000/rs6000.md (floatdidf2): Discouraging fprs and
5412 encouraging but not allowing gprs for input;
5413 change the input constraint to !f#r.
5414 (fix_truncdfdi2): Discouraging fprs and encouraging but not allowing
5416 change the output constraint to !f#r.
5418 2008-03-21 Uros Bizjak <ubizjak@gmail.com>
5421 * config/i386/i386.md ("*floatunssi<mode2>_1"): New pattern with
5422 corresponding post-reload splitters.
5423 ("floatunssi<mode>2"): Expand to unsigned_float x87 insn pattern
5424 when x87 FP math is selected.
5425 * config/i386/i386-protos.h (ix86_expand_convert_uns_sixf_sse):
5426 New function prototype.
5427 * config/i386/i386.c (ix86_expand_convert_uns_sixf_sse): New
5428 unreachable function to ease macroization of insn patterns.
5430 2008-03-21 Martin Jambor <mjambor@suse.cz>
5432 * tree-data-ref.c (dump_data_dependence_relation): Avoid data
5433 reference dumps if ddr is NULL or dependence is unknown.
5435 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
5437 * config/sh/linux-atomic.asm (ATOMIC_TEST_AND_SET): Take
5438 unsigned extension into account.
5439 (ATOMIC_COMPARE_AND_SWAP): Likewise.
5440 (ATOMIC_FETCH_AND_OP, ATOMIC_FETCH_AND_COMBOP): Likewise.
5441 Do computations on a scratch register.
5443 2008-03-21 Richard Guenther <rguenther@suse.de>
5445 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
5446 Use is_gimple_min_invariant instead of TREE_INVARIANT.
5447 * tree-ssa-loop-ivopts.c (force_expr_to_var_cost): Likewise.
5448 * tree-ssa-dom.c (record_equality): Likewise.
5449 * tree-inline.c (copy_body_r): Likewise.
5450 * tree-ssa-pre.c (make_values_for_stmt): Remove test for
5453 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
5455 * config/sh/sh.c (split_branches): Pass zero to redirect_jump
5456 as 'delete_unused' argument.
5458 2008-03-20 Richard Guenther <rguenther@suse.de>
5460 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
5461 special casing of constant qualifiers.
5462 * tree-ssa.c (useless_type_conversion_p_1): Instead do not
5463 care about them in general.
5464 * tree-ssa-ccp.c (ccp_fold): Addresses are constant or not
5465 regardless of their type.
5466 (fold_stmt_r): Forcefully fold *& if we end up with that.
5468 2008-03-20 Paul Brook <paul@codesourcery.com>
5470 * config.gcc (arm*-*-uclinux*): Remove duplicate arm/uclinux-elf.h.
5471 * config/arm/uclinux-eabi.h (SUBTARGET_EXTRA_LINK_SPEC): Add extra
5473 * config/arm/bpabi.h (SUBTARGET_EXTRA_LINK_SPEC): Provide default
5475 (LINK_SPEC): Use SUBTARGET_EXTRA_LINK_SPEC.
5476 * config/arm/unwind-arm.h (_Unwind_decode_target2): Add uClinux.
5478 2008-03-20 Volker Reichelt <v.reichelt@netcologne.de>
5480 * common.opt (Wmudflap): New option.
5481 * tree-mudflap.c (mf_xform_derefs_1): Guard warning by OPT_Wmudflap.
5482 (mx_register_decls): Likewise.
5483 (mudflap_finish_file): Likewise.
5484 * doc/invoke.texi: Document -Wno-mudflap.
5486 2008-03-20 Kai Tietz <kai.tietz@onevision.com>
5488 * c-format.c (replace_format_name_to_system_name): New.
5490 (convert_format_name_to_system_name): New.
5491 (decode_format_attr): Add use of convert_format_name_to_system_name.
5492 (format_types_orig): Add gnu_ prefix to names.
5493 (check_format_info_main): Special treating of \0 escaped names for
5494 supporting multi-character format specifiers as I32, I64.
5495 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): Use of user defined attributes.
5496 (gnu_target_overrides_format_attributes): New.
5497 * c-format.h: Add structure target_ovr_attr to hold
5498 system specific formatter names.
5499 * config.gcc: Add for x86&x86_64 cygwin and mingw32 targets the
5500 msformat-c.o file to c_target_objs and cxx_target_objs.
5501 * config/i386/mingw32.h (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
5502 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES_COUNT): New.
5503 (TARGET_N_FORMAT_TYPES): New.
5504 * config/i386/msformat-c.c: New.
5505 * config/i386/t-cygming: Add build rule for msformat-c.o.
5506 * doc/extend.texi: Add new format names gnu_* and ms_* and
5508 * doc/tm.texi: (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
5510 2008-03-20 Ira Rosen <irar@il.ibm.com>
5512 * doc/invoke.texi (-O3): Add -ftree-vectorize to the list of
5513 optimizations turned on under -O3.
5514 (ftree-vectorize): Add that the flag is turned on with -O3.
5516 2008-03-20 Ben Elliston <bje@au.ibm.com>
5518 * regmove.c (try_auto_increment): Fix spelling error in comment.
5519 * final.c (final_scan_insn): Likewise.
5521 2008-03-20 Uros Bizjak <ubizjak@gmail.com>
5524 * config/i386/mmx.md (*mov<mode>_internal_rex64"): Adjust register
5525 allocator preferences for "y" and "r" class registers.
5526 ("*mov<mode>_internal"): Ditto.
5527 ("*movv2sf_internal_rex64"): Ditto.
5528 ("*movv2sf_internal"): Ditto.
5530 2008-03-19 Michael Matz <matz@suse.de>
5533 * calls.c (expand_call): Check overlap of arguments with call
5534 address for sibcalls.
5536 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
5539 * stor-layout.c (update_alignment_for_field): Set minimum alignment
5540 of the underlying type of a MS bitfield layout to the natural
5541 alignment of the type.
5543 2008-03-19 Jan Hubicka <jh@suse.cz>
5546 * toplev.c (decode_d_option): Handle all CPP flags.
5547 * tree-vrp.c: Update tree_pass descriptors.
5548 * regrename.c: Update tree_pass descriptors.
5549 * fwprop.c: Update tree_pass descriptors.
5550 * doc/invoke.texi: Remove documentation of dropped -d? flags.
5551 * tree-into-ssa.c: Update tree_pass descriptors.
5552 * tree-dump.c: Update tree_pass descriptors.
5553 * tree-complex.c: Update tree_pass descriptors.
5554 * tree-dump.h: Update tree_pass descriptors.
5555 * see.c: Update tree_pass descriptors.
5556 * cgraphbuild.c: Update tree_pass descriptors.
5557 * tracer.c: Update tree_pass descriptors.
5558 * tree-loop-distribution.c: Update tree_pass descriptors.
5559 * cgraph.c: Update tree_pass descriptors.
5560 * postreload-gcse.c: Update tree_pass descriptors.
5561 * postreload.c: Update tree_pass descriptors.
5562 * tree-ssa-loop-ch.c: Update tree_pass descriptors.
5563 * tree-tailcall.c: Update tree_pass descriptors.
5564 * tree-pass.h (tree_opt_pass): Rename to ...
5565 (opt_pass) ... this one; add "type" field and remove letter field.
5566 (gimple_opt_pass, rtl_opt_pass, simple_ipa_opt_pass): New.
5567 (execute_pass_list, execute_ipa_pass_list, all_passes, all_ipa_passes,
5568 all_lowering_passes): Update declaration.
5569 * ipa-cp.c: Update tree_pass descriptors.
5570 * final.c: Update tree_pass descriptors.
5571 * omp-low.c: Update tree_pass descriptors.
5572 * tree-ssa-dse.c: Update tree_pass descriptors.
5573 * ipa-reference.c: Update tree_pass descriptors.
5574 * tree-ssa-uncprop.c: Update tree_pass descriptors.
5575 * auto-inc-dec.c: Update tree_pass descriptors.
5576 * reorg.c: Update tree_pass descriptors.
5577 * cgraphunit.c: Update tree_pass descriptors.
5578 * tree-ssa-copyrename.c: Update tree_pass descriptors.
5579 * tree-ssa-ccp.c: Update tree_pass descriptors.
5580 * df-core.c: Update tree_pass descriptors.
5581 * mode-switching.c: Update tree_pass descriptors.
5582 * tree-nomudflap.c: Update tree_pass descriptors.
5583 * modulo-sched.c: Update tree_pass descriptors.
5584 * ipa-pure-const.c: Update tree_pass descriptors.
5585 * cse.c: Update tree_pass descriptors.
5586 * web.c: Update tree_pass descriptors.
5587 * tree-stdarg.c: Update tree_pass descriptors.
5588 * tree-ssa-math-opts.c: Update tree_pass descriptors.
5589 * tree-ssa-dom.c: Update tree_pass descriptors.
5590 * tree-nrv.c: Update tree_pass descriptors.
5591 * tree-ssa-alias.c: Update tree_pass descriptors.
5592 * loop-init.c: Update tree_pass descriptors.
5593 * gimple-low.c: Update tree_pass descriptors.
5594 * ipa-inline.c: Update tree_pass descriptors.
5595 * tree-ssa-sink.c: Update tree_pass descriptors.
5596 * global.c: Update tree_pass descriptors.
5597 * ifcvt.c: Update tree_pass descriptors.
5598 * jump.c: Update tree_pass descriptors.
5599 * predict.c: Update tree_pass descriptors.
5600 * tree-ssa-loop.c: Update tree_pass descriptors.
5601 * recog.c: Update tree_pass descriptors.
5602 * dse.c: Update tree_pass descriptors.
5603 * tree-ssa-ifcombine.c: Update tree_pass descriptors.
5604 * tree-eh.c: Update tree_pass descriptors.
5605 * regmove.c: Update tree_pass descriptors.
5607 * function.c: Update tree_pass descriptors.
5608 * tree-vectorizer.c: Update tree_pass descriptors.
5609 * gcse.c: Update tree_pass descriptors.
5610 * ipa-type-escape.c: Update tree_pass descriptors.
5611 * tree-if-conv.c: Update tree_pass descriptors.
5612 * init-regs.c: Update tree_pass descriptors.
5613 * ipa.c: Update tree_pass descriptors.
5614 * tree-ssa-phiopt.c: Update tree_pass descriptors.
5615 * rtl-factoring.c: Update tree_pass descriptors.
5616 * lower-subreg.c: Update tree_pass descriptors.
5617 * bt-load.c: Update tree_pass descriptors.
5618 * tree-dfa.c: Update tree_pass descriptors.
5619 * except.c: Update tree_pass descriptors.
5620 * emit-rtl.c: Update tree_pass descriptors.
5621 * cfgexpand.c: Update tree_pass descriptors.
5622 * tree-cfgcleanup.c: Update tree_pass descriptors.
5623 * cfgcleanup.c: Update tree_pass descriptors.
5624 * tree-ssa-pre.c: Update tree_pass descriptors.
5625 * tree-sra.c: Update tree_pass descriptors.
5626 * tree-mudflap.c: Update tree_pass descriptors.
5627 * tree-ssa-copy.c: Update tree_pass descriptors.
5628 * cfglayout.c: Update tree_pass descriptors.
5629 * tree-ssa-forwprop.c: Update tree_pass descriptors.
5630 * tree-ssa-dce.c: Update tree_pass descriptors.
5631 * tree-ssa.c: Update tree_pass descriptors.
5632 * regclass.c: Update tree_pass descriptors.
5633 * integrate.c: Update tree_pass descriptors.
5634 * tree-optimize.c: Update tree_pass descriptors.
5635 * tree-ssa-phiprop.c: Update tree_pass descriptors.
5636 * tree-object-size.c: Update tree_pass descriptors.
5637 * combine.c: Update tree_pass descriptors.
5638 * tree-outof-ssa.c: Update tree_pass descriptors.
5639 * bb-reorder.c: Update tree_pass descriptors.
5640 * stack-ptr-mod.c: Update tree_pass descriptors.
5641 * var-tracking.c: Update tree_pass descriptors.
5642 * tree-profile.c: Update tree_pass descriptors.
5643 * tree-vect-generic.c: Update tree_pass descriptors.
5644 * reg-stack.c: Update tree_pass descriptors.
5645 * sched-rgn.c: Update tree_pass descriptors.
5646 * tree-ssa-structalias.c: Update tree_pass descriptors.
5647 * tree-cfg.c: Update tree_pass descriptors.
5648 * passes.c (current_pass): Update declaration.
5649 (finish_optimization_passes): Update.
5650 (all_passes, all_ipa_passes, all_lowering_passes): Update declaration.
5651 (register_one_dump_file, register_dump_files_1, next_pass_1):
5653 (init_optimization_passes): Update handling of new types.
5654 (execute_one_pass, execute_pass_list, execute_ipa_pass_list): Update.
5655 * ipa-struct-reorg.c: Update tree_pass descriptors.
5656 * tree-ssa-reassoc.c: Update tree_pass descriptors.
5657 * combine-stack-adj.c: Update tree_pass descriptors.
5658 * cfgrtl.c: Update tree_pass descriptors.
5659 * dce.c: Update tree_pass descriptors.
5660 * tree-ssanames.c: Update tree_pass descriptors.
5662 2008-03-19 Richard Guenther <rguenther@suse.de>
5665 * tree-ssa.c (walk_data): New structure.
5666 (warn_uninitialized_var): If not always_executed warn with "maybe"
5668 (execute_early_warn_uninitialized): Compute post-dominators.
5669 Initialize always_executed before processing each basic block.
5671 2008-03-18 Mikulas Patocka <mikulas@artax.karlin.mff.cuni.cz>
5674 * config/i386/i386.c (x86_this_parameter): Calculate correct location
5675 of "this" pointer when "regparm = N" or "fastcall" is in effect.
5677 2008-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5679 * doc/include/texinfo.tex: Update to version 2008-03-17.10.
5681 2008-03-18 Paolo Bonzini <bonzini@gnu.org>
5683 * expr.c (store_expr): Assume lang_hooks.reduce_bit_field_operations
5685 (expand_expr_real_1) <REDUCE_BIT_FIELD>: Don't look at ignore.
5686 (expand_expr_real_1): Assume lang_hooks.reduce_bit_field_operations
5687 is true. Add "&& !ignore" condition to reduce_bit_field. Modify
5688 target after ignore has been set, and move there also the commputation
5689 of subtarget and original_target.
5690 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS): Delete.
5691 (LANG_HOOKS_INITIALIZER): Remove it.
5692 * langhooks.h (struct lang_hooks): Remove reduce_bit_field_operations.
5694 2008-03-18 Richard Guenther <rguenther@suse.de>
5696 * tree-ssa-sccvn.c (visit_reference_op_load): If the lookup
5697 found an expression with constants, note that in the VN for the lhs.
5698 * tree-ssa-pre.c (eliminate): Visit COND_EXPR statements and
5699 fold them to constants if possible. Run cleanup_cfg if done so.
5700 (execute_pre): Return todo.
5702 (execute_fre): Likewise.
5703 * tree-ssa-forwprop.c (can_propagate_from): Allow propagation
5705 (get_prop_source_stmt): Look through pointer conversions.
5707 2008-03-18 Jan Hubicka <jh@suse.cz>
5709 * tree-pretty-print.c: Include predict.h.
5710 (dump_generic_node): Dump predictor.
5711 * tree.h (PREDICT_EXPR_OUTCOME, PREDICT_EXPR_PREDICTION): Update.
5712 * tree-gimple.c (is_gimple_stmt): Add PREDICT_EXPR.
5713 * gimple-low.c (lower_stmt): Likewise.
5714 * expr.c (expand_expr_real): Likewise.
5715 * predict.c (tree_bb_level_predictions): Use PREDICT_EXPRs and remove
5717 (build_predict_expr, build_predict_expr): New.
5718 * predict.h (predictor_name, build_predict_expr): Update.
5719 * c-typeck.c (c_finish_bc_stmt): Add prediction.
5720 * gimplify.c (gimplify_expr): Add PREDICT_EXPR.
5721 * predict.def (PRED_CONTINUE): Update hitrate.
5722 * tree.def (PREDICT_EXPR): Define.
5723 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Mark PREDICT_EXPR;
5724 do not handle BIND_EXPR.
5725 * tree-inline.c (estimate_num_insns_1): PREDICT_EXPR is free.
5726 * tree-cfg.c (verify_gimple_stmt): PREDICT_EXPR is valid.
5727 * tree-ssa-operands.c (get_expr_operands): PREDICT_EXPR takes no
5730 2008-03-18 Michael Matz <matz@suse.de>
5732 * gcov-io.h (__gcov_merge_ior, __gcov_fork): Mark hidden.
5734 2008-03-18 Richard Guenther <rguenther@suse.de>
5736 * tree-gimple.h (is_gimple_invariant_address): Declare.
5737 (is_gimple_constant): Likewise.
5738 * tree-gimple.c (is_gimple_constant): New function.
5739 (is_gimple_invariant_address): Likewise.
5740 (is_gimple_min_invariant): Implement in terms of is_gimple_constant
5741 and is_gimple_invariant_address.
5742 * tree-ssa-loop-niter.c (expand_simple_operations): Revert
5744 * tree-data-ref.c (get_references_in_stmt): A SSA_NAME is not
5745 an addressable base.
5747 2008-03-18 Jakub Jelinek <jakub@redhat.com>
5750 * gimplify.c (gimplify_expr): Gimplify second operand of
5753 2008-03-17 Richard Guenther <rguenther@suse.de>
5755 PR tree-optimization/19637
5756 * fold-const.c (fold_unary): Remove restrictions of removing
5757 intermediate pointer-conversions (P2)(P1)P0.
5758 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Recover from
5759 conversion to void pointer.
5760 (get_maxval_strlen): Handle addresses of the form &(*p)[0].
5762 2008-03-16 James E. Wilson <wilson@tuliptree.org>
5765 * dbxout.c (dbxout_expand_expr, case VAR_DECL): Return NULL for
5766 emulated thread local variables.
5768 2008-03-16 Richard Guenther <rguenther@suse.de>
5771 * tree-ssa-loop-niter.c (expand_simple_operations): Do not
5772 expand TREE_INVARIANT operations that are not gimple invariant.
5774 2008-03-16 Hans-Peter Nilsson <hp@axis.com>
5776 * doc/extend.texi (Alignment): Say that the ABI controls
5777 the __alignof__ for non-strict-alignment targets rather
5778 than being a recommendation.
5780 2008-03-15 Paul Brook <paul@codesourcery.com>
5782 * config/arm/arm.c (arm_unwind_emit): Suppress unused unwinding
5784 (arm_output_fn_unwind): Mark functions that can not be unwound.
5786 2008-03-15 Paul Brook <paul@codesourcery.com>
5788 * config/arm/arm.c (arm_rtx_costs_1): Add costs for ARMv6 value
5789 extension instructions.
5791 2008-03-15 Richard Guenther <rguenther@suse.de>
5793 * tree-ssa-ccp.c (ccp_fold): Also read from constant values
5794 and fold constant aggregate refs.
5795 (fold_const_aggregate_ref): Handle string constants
5796 and constructors in ARRAY_REFs. Handle INDIRECT_REF.
5797 (evaluate_stmt): Simplify now that ccp_fold folds constant
5800 2008-03-15 Paul Brook <paul@codesourcery.com>
5802 * config/arm/arm.md (insv): Use gen_insv_t2 and gen_insv_zero.
5803 (extzv): Use gen_extzv_t2.
5804 (insv_t2, insv_zero, extv, extzv_t2): New patterns.
5806 2008-03-15 Richard Guenther <rguenther@suse.de>
5808 * tree-ssa-ccp.c (get_symbol_constant_value): Export.
5809 (fold_const_aggregate_ref): Likewise.
5810 (get_value): Return NULL if we don't have any values.
5811 (ccp_finalize): Set const_val to NULL after freeing it.
5812 * tree-flow.h (get_symbol_constant_value): Declare.
5813 (fold_const_aggregate_ref): Likewise.
5814 * tree-ssa-sccvn.c (try_to_simplify): Use them.
5816 2008-03-15 Richard Guenther <rguenther@suse.de>
5819 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Make sure
5820 to not produce negative array indices if not allowed. Add
5821 parameter to indicate that.
5822 (maybe_fold_offset_to_component_ref): Allow negative array
5823 indices only for the first member of a structure.
5824 (maybe_fold_offset_to_reference): Allow negative array indices.
5825 (maybe_fold_stmt_addition): Likewise.
5827 2008-03-15 Bjoern Haase <bjoern.m.haase@web.de>
5828 Anatoly Sokolov <aesok@post.ru>
5830 * config/avr/avr.c (avr_arch_types): Add avr6 entry.
5831 (avr_arch): Add ARCH_AVR6.
5832 (avr_mcu_types): Add 'atmega2560' and 'atmega2561' entry.
5833 (initial_elimination_offset): Initialize and use 'avr_pc_size'
5834 instead of fixed value 2.
5835 (print_operand_address): Use gs() asm specifier instead of pm().
5836 (avr_assemble_integer): (Ditto.).
5837 (avr_output_addr_vec_elt): (Ditto.).
5838 (print_operand): Handle "!" code.
5839 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Add
5840 __AVR_3_BYTE_PC__, __AVR_2_BYTE_PC__ and __AVR_HAVE_JMP_CALL__.
5841 (AVR_HAVE_EIJMP_EICALL): Define.
5842 (AVR_3_BYTE_PC): Redefine.
5843 (AVR_2_BYTE_PC): (Ditto.).
5844 (PRINT_OPERAND_PUNCT_VALID_P): Add '!' code.
5845 (LINK_SPEC): Add atmega2560 and atmega2561.
5846 (CRT_BINUTILS_SPEC): Add atmega2560 (crtm2560.o) and atmega2561
5848 * config/avr/avr.md (call_insn): Use eicall instead of icall
5849 for 3 byte PC devices.
5850 (call_value_insn): (Ditto.).
5851 (*tablejump_enh): Use eijmp instead of ijmp for 3 byte PC devices.
5852 (indirect_jump): Use only for for 2 byte PC devices.
5853 (*tablejump): (Ditto.).
5854 (*indirect_jump_avr6): Add insn.
5855 (*tablejump_rjmp): Don't use for 3 byte PC devices.
5856 * config/avr/libgcc.S (__prologue_saves__): Use eijmp
5857 instead of ijmp for 3 byte PC devices.
5858 (__tablejump2__): (Ditto.).
5859 * config/avr/t-avr (MULITLIB_OPTIONS): Add avr6 architecture.
5860 (MULITLIB_DIRNAMES): (Ditto.).
5861 (MULTILIB_MATCHES): Add atmega2560 and atmega2561 to list.
5863 2008-03-15 Uros Bizjak <ubizjak@gmail.com>
5865 * config/i386/mmx.md ("sse2_umulv1siv2di3"): Rename from
5866 "sse2_umulsidi3". Use V1DI mode for operand 0.
5867 ("mmx_psadbw"): Use V1DI mode for operand 0.
5868 * config/i386/i386-modes.def (V1SI): New vector mode.
5869 * config/i386/i386.c (struct builtin_description)
5870 [IX86_BUILTIN_PMULUDQ]: Use CODE_FOR_sse2_umulv1siv1di3.
5871 (v1di_ftype_v8qi_v8qi): Rename from di_ftype_v8qi_v8qi.
5872 (v1di_ftype_v2si_v2si): Rename from di_ftype_v2si_v2si.
5873 (ix86_init_mmx_sse_builtins) [__builtin_ia32_psadbw]: Use
5874 v1di_ftype_v8qi_v8qi type.
5875 [__builtin_ia32_pmuludq]: Use v1di_ftype_v2si_v2si type.
5877 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psadbw,
5878 __builtin_ia32_pmuludq]: Fix the mode of return value.
5880 2008-03-15 Richard Guenther <rguenther@suse.de>
5883 * tree-ssa-pre.c (bitmap_find_leader): Handle expression
5886 2008-03-14 Bob Wilson <bob.wilson@acm.org>
5888 * doc/invoke.texi (Option Summary, Xtensa Options): Document
5889 -mserialize-volatile and -mno-serialize-volatile Xtensa options.
5890 * config/xtensa/xtensa.c (print_operand): Do not emit MEMW instructions
5891 unless TARGET_SERIALIZE_VOLATILE is enabled.
5892 * config/xtensa/xtensa.md (*lsiu, *ssiu): Likewise.
5893 * config/xtensa/xtensa.h (TARGET_DEFAULT): Add MASK_SERIALIZE_VOLATILE.
5894 * config/xtensa/xtensa.opt (mserialize_volatile): New option.
5896 2008-03-14 Richard Guenther <rguenther@suse.de>
5898 PR tree-optimization/34172
5899 * tree-flow.h (refs_may_alias_p): Declare.
5900 (get_single_def_stmt): Likewise.
5901 (get_single_def_stmt_from_phi): Likewise.
5902 (get_single_def_stmt_with_phi): Likewise.
5903 * tree-dfa.c (refs_may_alias_p): New function.
5904 (get_single_def_stmt): Likewise.
5905 (get_single_def_stmt_from_phi): Likewise.
5906 (get_single_def_stmt_with_phi): Likewise.
5907 * tree-ssa-sccvn.c (get_def_ref_stmt_vuses): New function.
5908 (vn_reference_lookup_1): New helper function.
5909 (vn_reference_lookup): Walk the virtual use-def chain to
5910 continue searching for a match if the def does not alias the
5911 reference we are looking for.
5913 2008-03-14 David Edelsohn <edelsohn@gnu.org>
5915 * doc/install.texi (Binaries): Remove UCLA archive. Add HVCC
5916 archive and Perzl. Update The Written Word listing.
5918 2008-03-14 Richard Guenther <rguenther@suse.de>
5920 PR tree-optimization/34043
5921 PR tree-optimization/33989
5922 * tree-ssa-pre.c (execute_pre): Allow SCCVN to do insertion
5924 (bitmap_find_leader): Use extra argument to verify dominance
5925 relationship inside a basic-block.
5926 (can_PRE_operation): Add VIEW_CONVERT_EXPR.
5927 (find_leader_in_sets): Adjust.
5928 (create_component_ref_by_pieces): Take extra argument for
5929 dominance check, handle lookup failures.
5930 (find_or_generate_expression): Likewise.
5931 (create_expression_by_pieces): Likewise.
5932 (insert_into_preds_of_block): Adjust.
5933 (create_value_expr_from): If asked for, verify all operands
5934 are in the blocks AVAIL_OUT set.
5935 (make_values_for_stmt): Check for SSA_NAMEs that are life
5936 over an abnormal edge.
5937 (compute_avail): Remove such check.
5938 (do_SCCVN_insertion): New function.
5939 (eliminate): If we do not find a leader suitable for replacement
5940 insert a replacement expression from SCCVN if available.
5941 * tree-ssa-sccvn.h (run_scc_vn): Update prototype.
5942 (struct vn_ssa_aux): Add needs_insertion flag.
5943 * tree-ssa-sccvn.c (may_insert): New global flag.
5944 (copy_reference_ops_from_ref): Value-number union member access
5945 based on its size, not type and member if insertion is allowed.
5946 (visit_reference_op_load): For a weak match from union type
5947 punning lookup a view-converted value and insert a SSA_NAME
5948 for that value if that is not found.
5949 (visit_use): Make dumps shorter. Do not disallow value numbering
5950 SSA_NAMEs that are life over an abnormal edge to constants.
5951 (free_scc_vn): Release inserted SSA_NAMEs.
5952 (run_scc_vn): New flag to specify whether insertion is allowed.
5953 Process SSA_NAMEs in forward order.
5954 * tree-ssa-loop-im.c (for_each_index): Handle invariant
5955 ADDR_EXPRs inside VIEW_CONVERT_EXPR.
5956 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPRs from/to
5957 pointer type to/from integral types that do not change the
5958 precision to regular conversions.
5960 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
5962 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
5963 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
5964 __builtin_ia32_psrl?i, __builtin_ia32_psra?i, __builtin_ia32_psll?128,
5965 __builtin_ia32_psrl?128, __builtin_ia32_psra?128]: Fix the mode of
5966 input arguments and the mode of return value. Built-in functions
5967 that operate on whole 64-bit MMX register now use V1DI mode.
5969 2008-03-13 Alon Dayan <alond@il.ibm.com>
5970 Olga Golovanevsky <olga@il.ibm.com>
5972 PR tree-optimization/35041
5973 * ipa-struct-reorg.c (find_pos_in_stmt_1): Add another option
5974 to locate the right position in a statement.
5976 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
5980 * config/i386/xmmintrin.h: Change all static inline functions to
5981 extern inline and add __gnu_inline__ attribute.
5982 * config/i386/bmintrin.h: Ditto.
5983 * config/i386/smmintrin.h: Ditto.
5984 * config/i386/tmmintrin.h: Ditto.
5985 * config/i386/mmintrin-common.h: Ditto.
5986 * config/i386/ammintrin.h: Ditto.
5987 * config/i386/emmintrin.h: Ditto.
5988 * config/i386/pmmintrin.h: Ditto.
5989 * config/i386/mmintrin.h: Ditto.
5990 * config/i386/mm3dnow.h: Ditto.
5992 2008-03-13 Jakub Jelinek <jakub@redhat.com>
5995 * omp-low.c (lower_regimplify, init_tmp_var, save_tmp_var): Removed.
5996 (lower_omp_2): New function.
5997 (lower_omp_1, lower_omp): Rewritten.
5999 2008-03-13 Danny Smith <dannysmith@users.sourceforge.net>
6002 * doc/extend.texi (Structure-Packing Pragmas): Replace "Win32"
6003 with the phrase "Microsoft Windows compilers".
6004 (Push/Pop Macro Pragmas): New subsection. Document
6005 #pragma push_macro and pragma pop_macro.
6007 2008-03-12 Paul Brook <paul@codesourcery.com>
6009 * config/arm/arm.c (output_move_double): Prefer LDRD to LDM.
6011 2008-03-12 Paul Brook <paul@codesourcery.com>
6013 * config/arm/thumb2.md: Extend peephole to cover 3-arg subs.
6014 (thumb2_alusi3_short): Exclude PLUS and MINUS.
6015 (thumb2_addsi_shortim): Rename ...
6016 (thumb2_addsi_short): ... to this. Allow register operands.
6017 (thumb2_subsi_short): New pattern.
6018 (thumb2_one_cmplsi2_short,
6019 thumb2_negsi2_short): New patterns and peepholes.
6021 2008-03-12 Paul Brook <paul@codesourcery.com>
6023 * config/arm/arm.c (arm_size_rtx_costs): Use ARM costs for Thumb-2.
6025 2008-03-12 Uros Bizjak <ubizjak@gmail.com>
6027 * config/i386/i386.md (int_cond): New code iterator.
6029 ("s<code>"): Macroize expander from seq, sne, sgt, sgtu, slt, sltu,
6030 sge, sgeu, sle and sleu expanders usign int_cond code iterator.
6031 ("s<code>"): Macroize expander from sunordered, sordered, suneq, sunge,
6032 sungt, sunle, sunlt and sltgt expanders usign fp_cond code iterator.
6033 ("b<code>"): Macroize expander from beq, bne, bgt, bgtu, blt, bltu,
6034 bge, bgeu, ble and bleu expanders usign int_cond code iterator.
6035 ("b<code>"): Macroize expander from bunordered, bordered, buneq, bunge,
6036 bungt, bunle, bunlt and bltgt expanders usign fp_cond code iterator.
6038 2008-03-12 Paul Brook <paul@codesourcery.com>
6040 * config/arm/arm.c (use_return_insn): Use offsets->saved_regs_mask
6041 instead of {arm,thumb}_compute_save_reg_mask.
6042 (output_return_instruction): Ditto.
6043 (thumb_unexpanded_epilogue): Ditto.
6044 (thumb1_expand_prologue): Ditto.
6045 (thumb1_output_function_prologue): Ditto.
6046 (arm_set_return_address): Ditto.
6047 (thumb_set_return_address): Ditto.
6048 (arm_get_frame_offsets): Set offsets->saved_regs_mask. Push extra
6049 regs to achieve stack alignment.
6050 (thumb1_compute_save_reg_mask): Fix compiler warning.
6051 (arm_output_epilogue): Use offsets->saved_regs_mask.
6052 Adjust stack pointer by poping call clobered registers.
6053 (arm_expand_prologue): Use offsets->saved_regs_mask.
6054 Adjust stack pointer by pushing extra registers.
6055 * config/arm.h (arm_stack_offsets): Add saved_regs_mask.
6057 2008-03-12 Paolo Bonzini <bonzini@gnu.org>
6060 * fold-const.c (fold_unary) <NOP_EXPR>: Distribute a narrowing
6061 conversion to the operands of a multiplication.
6063 2008-03-12 Richard Guenther <rguenther@suse.de>
6065 * Makefile.in (OBJS-common): Add tree-ssa-phiprop.o
6066 (tree-ssa-phiprop.o): Copy dependencies from tree-ssa-forwprop.o.
6067 * timevar.def (TV_TREE_PHIPROP): Add.
6068 * tree-ssa-phiprop.c: Split from tree-ssa-forwprop.c, added
6069 pass description. Use TV_TREE_PHIPROP.
6070 * tree-ssa-forwprop.c: Remove phiprop code.
6072 2008-03-12 Jakub Jelinek <jakub@redhat.com>
6075 * omp-low.c (maybe_lookup_decl): Constify first argument.
6076 (use_pointer_for_field): Change last argument from bool to
6077 omp_context *. Disallow shared copy-in/out in nested
6078 parallel if decl is shared in outer parallel too.
6079 (build_outer_var_ref, scan_sharing_clauses,
6080 lower_rec_input_clauses, lower_copyprivate_clauses,
6081 lower_send_clauses, lower_send_shared_vars): Adjust callers.
6083 2008-03-12 Victor Kaplansky <victork@il.ibm.com>
6084 Ira Rosen <irar@il.ibm.com>
6086 * tree-vectorizer.c (free_stmt_vec_info): New function.
6087 (destroy_loop_vec_info): Move code to free_stmt_vec_info().
6088 Call free_stmt_vec_info(). Free LOOP_VINFO_STRIDED_STORES..
6089 * tree-vectorizer.h (free_stmt_vec_info): Declare.
6090 * tree-vect-transform.c (vectorizable_conversion): Free
6091 vec_oprnds0 if it was allocated.
6092 (vect_permute_store_chain): Remove unused VECs.
6093 (vectorizable_store): Free VECs that are allocated in the..
6095 (vect_transform_strided_load, vectorizable_load): Likewise.
6096 (vect_remove_stores): Simplify the code.
6097 (vect_transform_loop): Move code to vect_remove_stores().
6098 Call vect_remove_stores() and free_stmt_vec_info().
6100 2008-03-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6102 * pa.h (TARGET_LONG_PIC_SDIFF_CALL): Conditionalize define on
6103 TARGET_HPUX. Revise comment.
6104 (TARGET_LONG_PIC_PCREL_CALL): Revise comment.
6105 * pa.c (output_call): Update for revised TARGET_LONG_PIC_SDIFF_CALL.
6106 Use sr4 variant of `be' instruction when not generating PIC code.
6107 (attr_length_call): Adjust for above change.
6109 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
6111 * ipa-reference.c (static_execute): Remove module_statics_const and
6112 associated setting code.
6114 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
6117 * config/i386/i386.md (paritysi2, paritydi2): Use register_operand
6118 predicate for operand 1.
6119 (paritysi2_cmp): Use register_operand predicate for operand 2.
6120 Use earlyclobber modifier for operand 1. Remove support for
6122 (paritydi2_cmp): Use register_operand predicate for operand 3.
6123 Use earlyclobber modifier for operand 1. Remove support for
6126 2008-03-11 Paul Brook <paul@codesourcery.com>
6127 Vladimir Prus <vladimir@codesourcery.com>
6129 * config/arm/arm.c (use_return_insn): Check TARGET_APCS_FRAME.
6130 (arm_compute_save_reg0_reg12_mask): Always
6131 check if register 11 must be saved. Always safe hard frame pointer
6132 when frame_pointer_needeed.
6133 (arm_compute_save_reg_mask): Save IP and PC
6134 only with apcs frames.
6135 (arm_output_epilogue): Adjust Thumb2 codepath to
6136 be also invoked and work for ARM non-apcs frames.
6137 (arm_expand_prologue): Don't bother saving IP
6138 for non-apcs frame, since it's not clobbered by
6139 prologue code. Implement non-apcs frame
6142 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
6144 PR rtl-optimization/35281
6145 * expr.c (convert_move): Use a new pseudo for the intermediate
6146 from_mode->word_mode result.
6148 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
6150 * langhooks-def.h (LANG_HOOKS_CLEAR_BINDING_STACK): Delete.
6151 * langhooks.h (struct lang_hooks): Delete clear_binding_stack member.
6152 * toplev.c (compile_file): Don't call it.
6154 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
6157 * expr.c (store_expr): Call emit_block_move if the mode
6158 of "temp" RTX is BLKmode.
6160 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
6161 Richard Guenther <rguenther@suse.de>
6163 PR tree-optimization/31358
6164 * tree-ssa-loop-manip.c (create_iv): Call force_gimple_operand for
6165 the step with a NULL_TREE.
6166 * tree-ssa-loop-ivopts.c (find_bivs): Convert the step
6167 to sizetype if type is a pointer type.
6168 (add_candidate_1): Don't convert the base and step to
6169 the generic type if the orginal type is a pointer type.
6170 (add_iv_value_candidates): Use sizetype for the step
6171 if type is a pointer type.
6172 (cand_value_at): Likewise.
6173 * tree-ssa-address.c (add_to_parts): Use POINTER_PLUS_EXPR
6175 * tree-affine.c (tree_to_aff_combination <POINTER_PLUS_EXPR>):
6176 Don't convert the tem affine to the type.
6177 (add_elt_to_tree): Use sizetype for the step if a pointer.
6178 Use POINTER_PLUS_EXPR for pointers.
6179 (aff_combination_to_tree): Use sizetype for the step if a
6182 2008-03-10 Vladimir Makarov <vmakarov@redhat.com>
6184 * config/i386/sse.md (ssse3_pmaddubswv8hi3, ssse3_pmaddubswv4hi3):
6185 Remove commutativity hint.
6187 2008-03-10 Jakub Jelinek <jakub@redhat.com>
6191 * c-parser.c (c_parser_omp_threadprivate): Don't add vars with
6192 errorneous type. Check that v is a VAR_DECL.
6195 * tree-cfg.c (new_label_mapper): Update cfun->last_label_uid.
6197 2008-03-10 H.J. Lu <hongjiu.lu@intel.com>
6199 PR tree-optimization/35494
6200 * tree-ssa-ccp.c (get_symbol_constant_value): Check if value
6201 may be overriden at link and run time.
6203 2008-03-10 Richard Guenther <rguenther@suse.de>
6205 PR tree-optimization/34677
6206 * tree-ssa-pre.c (modify_expr_node_pool): Remove.
6207 (poolify_tree): Likewise.
6208 (modify_expr_template): Likewise.
6209 (poolify_modify_stmt): Likewise.
6210 (insert_fake_stores): Handle all component-ref style stores
6211 in addition to INDIRECT_REF. Also handle complex types.
6212 Do not poolify the inserted load.
6213 (realify_fake_stores): Do not rebuild the tree but only
6214 make it a SSA_NAME copy.
6215 (init_pre): Remove initialzation of modify_expr_template.
6216 Do not allocate modify_expr_node_pool.
6217 (fini_pre): Do not free modify_expr_node_pool.
6219 2008-03-10 Paul Brook <paul@codesourcery.com>
6221 * config/arm/arm.md (UNSPEC_STACK_ALIGN, UNSPEC_PIC_OFFSET): Renumber
6224 2008-03-10 Paul Brook <paul@codesourcery.com>
6225 Mark Shinwell <shinwell@codesourcery.com>
6227 * config/arm/cortex-r4.md: New.
6228 * config/arm/thumb2.md (divsi3, udivsi3): Annotate with
6230 * config/arm/arm.md: Include cortex-r4.md.
6231 (insn): Add smmls, sdiv and udiv values.
6232 (generic_sched): Don't use generic scheduling for Cortex-R4.
6233 (arm_issue_rate): New function.
6234 (TARGET_SCHED_ISSUE_RATE): Define.
6236 2008-03-10 Sebastian Pop <sebastian.pop@amd.com>
6238 * doc/invoke.texi (-ftree-loop-distribution): Add an example.
6240 2008-03-10 Richard Guenther <rguenther@suse.de>
6242 * tree-ssa-pre.c (get_sccvn_value): Simplify.
6243 (compute_avail): Do not add stmt uses to AVAIL_OUT.
6245 2008-03-10 Paolo Bonzini <bonzini@gnu.org>
6247 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS):
6248 Set default to true.
6250 2008-03-09 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6252 * c.opt (Wsynth): Deprecate.
6253 * doc/invoke.texi (Option Summary, Warning Options): Document
6254 -Wno-format-contains-nul.
6256 2008-03-09 Uros Bizjak <ubizjak@gmail.com>
6259 * config/i386/i386.c (ix86_constant_alignment): Compute alignment using
6260 ALIGN_MODE_128 for VECTOR_CST and INTEGER_CST in addition to REAL_CST.
6262 2008-03-09 Ira Rosen <irar@il.ibm.com>
6264 * config/rs6000/rs6000.c (builtin_description): Rename vector
6265 left shift operations.
6266 * config/rs6000/altivec.md (UNSPEC_VSL): Remove.
6267 (altivec_vsl<VI_char>): Rename to ...
6268 (ashl<mode>3): ... new name.
6269 (mulv4sf3, mulv4si3, negv4sf2): Replace gen_altivec_vslw with
6271 (absv4sf2): Convert to use ashift:V4SI instead of UNSPEC_VSL.
6273 2008-03-08 Richard Guenther <rguenther@suse.de>
6275 * coverage.h (tree_coverage_counter_addr): Declare.
6276 * coverage.c (tree_coverage_counter_addr): New function.
6277 * tree-profile.c (tree_gen_edge_profiler): Unshare counter
6279 (tree_gen_pow2_profiler): Use tree_coverage_counter_addr.
6280 (tree_gen_one_value_profiler): Likewise.
6281 (tree_gen_ic_profiler): Likewise.
6282 (tree_gen_average_profiler): Likewise.
6283 (tree_gen_ior_profiler): Likewise.
6285 2008-03-08 Richard Guenther <rguenther@suse.de>
6287 * tree-ssa-sccvn.h (vn_binary_op_lookup): Remove.
6288 (vn_binary_op_insert): Likewise.
6289 (vn_unary_op_lookup): Likewise.
6290 (vn_unary_op_insert): Likewise.
6291 (vn_nary_op_lookup): Declare.
6292 (vn_nary_op_insert): Likewise.
6293 * tree-ssa-sccvn.c (struct vn_tables_s): Merge unary
6294 and binary hashes, use a single obstack for unary_op_pool
6296 (struct vn_binary_op_s, struct vn_unary_op_s): Replace with
6297 a single struct vn_nary_op_s. Store tree code length and
6298 a variable number of operands.
6299 (struct vn_reference_op_struct): Remove unused op2.
6300 (vn_reference_op_eq): Do not compare op2.
6301 (vn_reference_op_compute_hash): Do not compute hash of op2.
6302 (vn_unary_op_hash, vn_binary_op_hash): Replace with vn_nary_op_hash.
6303 (vn_unary_op_compute_hash, vn_binary_op_compute_hash): Replace
6304 with vn_nary_op_compute_hash.
6305 (vn_unary_op_eq, vn_binary_op_eq): Replace with vn_nary_op_eq.
6306 (vn_unary_op_lookup, vn_binary_op_lookup): Replace with
6308 (vn_unary_op_insert, vn_binary_op_insert): Replace with
6310 (visit_unary_op): Call nary functions.
6311 (visit_binary_op): Likewise.
6312 (process_scc): Adjust for struct vn_tables_s changes.
6313 (allocate_vn_table): Likewise.
6314 (free_vn_table): Likewise.
6315 * tree-vn.c (vn_add): Call nary functions.
6316 (vn_lookup): Likewise.
6318 2008-03-08 Jakub Jelinek <jakub@redhat.com>
6321 * config/rs6000/rs6000.c (rs6000_expand_compare_and_swapqhi): Shift
6322 wdst back after sync_compare_and_swapqhi_internal.
6324 2008-03-08 Uros Bizjak <ubizjak@gmail.com>
6327 * config/i386/i386-modes.def (V1DI): New vector mode.
6328 * config/i386/i386.h (VALID_MMX_REG_MODE): Add V1DImode.
6329 * config/i386/mmx.md (MMXMODEI8): New mode iterator.
6330 (MMXMODE248): Ditto.
6331 (MMXMODE): Add V1DI mode.
6332 (mmxvecsize): Change DI mode to V1DI mode.
6333 ("mov<mode>): Use MMXMODEI8 mode iterator.
6334 ("*mov<mode>_internal_rex64"): Ditto.
6335 ("*mov<mode>_internal"): Ditto.
6336 ("mmx_add<mode>3"): Ditto. Handle V1DImode for TARGET_SSE2.
6337 ("mmx_sub<mode>3"): Ditto.
6338 ("mmx_adddi3"): Remove insn pattern.
6339 ("mmx_subdi3"): Ditto.
6340 ("mmx_ashr<mode>3"): Use SImode and "yN" constraint for operand 2.
6341 ("mmx_lshr<mode>3"): Ditto. Use MMXMODE248 mode iterator.
6342 ("mmx_ashl<mode>3"): Ditto.
6343 ("mmx_lshrdi3"): Remove insn pattern.
6344 ("mmx_ashldi3"): Ditto.
6345 * config/i386/i386.c (classify_argument): Handle V1DImode.
6346 (function_arg_advance_32): Ditto.
6347 (function_arg_32): Ditto.
6348 (struct builtin_description) [IX86_BUILTIN_PADDQ]: Use
6349 mmx_addv1di3 insn pattern.
6350 [IX86_BUILTIN_PSUBQ]: Use mmx_subv1di3 insn pattern.
6351 [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?, IX86_BUILTIN_PSRA?,
6352 IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I, IX86_BUILTIN_PSRA?I,
6353 IX86_BUILTIN_PSLL?I128, IX86_BUILTIN_PSRL?I128, IX86_BUILTIN_PSRA?I128]:
6354 Remove definitions of built-in functions.
6355 (V1DI_type_node): New node.
6356 (v1di_ftype_v1di_int): Ditto.
6357 (v1di_ftype_v1di_v1di): Ditto.
6358 (v2si_ftype_v2si_si): Ditto.
6359 (v4hi_ftype_v4hi_di): Remove node.
6360 (v2si_ftype_v2si_di): Ditto.
6361 (ix86_init_mmx_sse_builtins): Handle V1DImode.
6362 (__builtin_ia32_psll?, __builtin_ia32_psrl?, __builtin_ia32_psra?):
6363 Redefine builtins using def_builtin_const with *_ftype_*_int node.
6364 (__builtin_ia32_psll?i, __builtin_ia32_psrl?i, __builtin_ia32_psra?i):
6365 Add new builtins using def_builtin_const.
6366 (ix86_expand_builtin) [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?,
6367 IX86_BUILTIN_PSRA?, IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I,
6368 IX86_BUILTIN_PSRA?I]: Handle builtin definitions.
6369 * config/i386/mmintrin.h (__v1di): New typedef.
6370 (_mm_add_si64): Cast arguments to __v1di type.
6371 (_mm_sub_si64): Ditto.
6372 (_mm_sll_pi16): Cast __count to __v4hi type.
6373 (_mm_sll_pi32): Cast __count to __v2si type.
6374 (_mm_sll_si64): Cast arguments to __v1di type.
6375 (_mm_srl_pi16): Cast __count to __v4hi type.
6376 (_mm_srl_pi32): Cast __count to __v2si type.
6377 (_mm_srl_si64): Cast arguments to __v1di type.
6378 (_mm_sra_pi16): Cast __count to __v4hi type.
6379 (_mm_sra_pi32): Cast __count to __v2si type.
6380 (_mm_slli_pi16): Use __builtin_ia32_psllwi.
6381 (_mm_slli_pi32): Use __builtin_ia32_pslldi.
6382 (_mm_slli_si64): Use __builtin_ia32_psllqi. Cast __m to __v1di type.
6383 (_mm_srli_pi16): Use __builtin_ia32_psrlwi.
6384 (_mm_srli_pi32): Use __builtin_ia32_psrldi.
6385 (_mm_srli_si64): Use __builtin_ia32_psrlqi. Cast __m to __v1di type.
6386 (_mm_srai_pi16): Use __builtin_ia32_psrawi.
6387 (_mm_srai_pi32): Use __builtin_ia32_psradi.
6388 * config/i386/i386.md (UNSPEC_NOP): Remove unspec definition.
6389 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
6390 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
6391 __builtin_ia32_psrl?i, __builtin_ia32_psra?i]: Add new builtins.
6393 2008-03-07 Joseph Myers <joseph@codesourcery.com>
6395 * doc/include/texinfo.tex: Update to version 2008-03-07.10.
6397 2008-03-07 Peter Bergner <bergner@vnet.ibm.com>
6400 * config/rs6000/rs6000.c (rs6000_legitimize_address): Don't generate
6401 reg+const addressing for Altivec modes. Don't generate reg+reg
6402 addressing for TFmode or TDmode quantities.
6404 2008-03-07 Paolo Bonzini <bonzini@gnu.org>
6406 * c-common.c (vector_types_convertible_p): Call langhook
6407 instead of comptypes.
6409 2008-03-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
6412 * tree-ssa-ccp.c (get_symbol_constant_value): Handle
6413 integral and scalar float variables which have a
6416 2008-03-06 Nathan Froyd <froydnj@codesourcery.com>
6418 * dwarf2out.c (dwarf2out_frame_debug_expr): Consult the
6419 dwarf_register_span hook when emitting unwind information for
6420 register-to-memory saves.
6421 * config/rs6000/rs6000.c (spe_synthesize_frame): Delete.
6422 (rs6000_frame_related): Remove call to spe_synthesize_frame.
6424 2008-03-06 Jakub Jelinek <jakub@redhat.com>
6426 * gimplify.c (goa_lhs_expr_p): Allow different ADDR_EXPR nodes
6427 for the same VAR_DECL.
6429 2008-03-06 Tom Tromey <tromey@redhat.com>
6432 * doc/standards.texi (Standards): Don't mention treelang.
6433 * doc/invoke.texi (Overall Options): Don't mention treelang.
6434 * doc/install.texi (Prerequisites): Don't mention bison or
6436 (Configuration): Don't mention treelang.
6437 (Building): Likewise.
6438 * doc/frontends.texi (G++ and GCC): Don't mention treelang.
6440 2008-03-06 Paolo Bonzini <bonzini@gnu.org>
6442 * simplify-rtx.c (simplify_subreg): Remove useless shifts from
6443 word-extractions out of a multi-word object.
6445 2008-03-06 Richard Guenther <rguenther@suse.de>
6447 * tree.def (BIT_FIELD_REF): Constrain result type and its precision.
6448 * tree-cfg.c (verify_expr): Verify BIT_FIELD_REF constraints on
6449 result type and precision.
6450 * expr.c (get_inner_reference): Set unsignedp based on the result
6451 type of BIT_FIELD_REF.
6452 * tree.h (BIT_FIELD_REF_UNSIGNED): Remove.
6453 * tree-sra.c (instantiate_element): Do not set BIT_FIELD_REF_UNSIGNED.
6454 (try_instantiate_multiple_fields): Likewise. Use the correct type
6456 (sra_build_assignment): Likewise.
6457 (sra_build_elt_assignment): Likewise.
6458 (sra_explode_bitfield_assignment): Likewise.
6459 * print-tree.c (print_node): Do not check BIT_FIELD_REF_UNSIGNED.
6460 * tree-vect-transform.c (vect_create_epilog_for_reduction): Do not
6461 set BIT_FIELD_REF_UNSIGNED.
6462 (vectorizable_load): Likewise.
6464 2008-03-06 Andreas Krebbel <krebbel1@de.ibm.com>
6466 * cse.c (cse_extended_basic_block): Invalidate artificial defs
6469 2008-03-06 Richard Guenther <rguenther@suse.de>
6471 * alias.c (struct alias_set_entry): Move has_zero_child field
6472 to pack with alias_set.
6474 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
6476 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
6479 2008-03-05 Ian Lance Taylor <iant@google.com>
6481 * alias.h (alias_set_type): Change from HOST_WIDE_INT to int.
6483 2008-03-05 Kenneth Zadeck <zadeck@naturalbridge.com>
6485 * fwprop.c (update_df): Support width and offset parameters of
6487 * ra-conflict.c (mark_reg_store, clear_reg_in_live,
6488 global_conflicts): Change DF_REF_EXTRACT to either
6489 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
6490 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
6491 * df-scan.c (df_ref_record, df_defs_record,
6492 df_ref_create_structure, df_def_record_1, df_uses_record,
6493 df_get_conditional_uses, df_get_call_refs, df_insn_refs_collect,
6494 df_bb_refs_collect, df_entry_block_defs_collect,
6495 df_exit_block_uses_collect): Support new width and offset fields.
6496 (ref_extract_pool): New storage pool.
6497 (df_free_ref): New function.
6498 (df_reg_chain_unlink, df_free_collection_rec,
6499 df_sort_and_compress_refs): Call df_free_ref.
6500 (df_ref_equal_p, df_ref_compare): Compare offset and width fields
6502 (df_ref_create_structure): Allocate df_ref_extract if offset and
6503 width fields are used.
6504 (df_def_record_1): Get offset and width from ZERO_EXTRACT.
6505 (df_uses_record): Get offset and width from ZERO_EXTRACT
6507 * global.c (build_insn_chain): Change DF_REF_EXTRACT to either
6508 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
6509 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
6510 * df.h (df_ref_flags): Change DF_REF_EXTRACT to either
6511 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
6512 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
6513 (df_ref_extract): New structure.
6514 (DF_REF_WIDTH, DF_REF_OFFSET): New macros.
6515 (df_ref_create): Add width and offset parameters.
6517 2008-03-05 Richard Guenther <rguenther@suse.de>
6519 * tree-ssa-structalias.c (get_constraint_for_component_ref):
6520 Use ranges_overlap_p.
6521 (offset_overlaps_with_access): Rename
6522 to ranges_overlap_p and move ...
6523 * tree-flow-inline.h (ranges_overlap_p): ... here.
6525 * tree.h (get_inner_reference, handled_component_p): Update
6528 * tree.h (record_component_aliases, get_alias_set,
6529 alias_sets_conflict_p, alias_sets_must_conflict_p,
6530 objects_must_conflict_p): Move declarations ...
6531 * alias.h (record_component_aliases, get_alias_set,
6532 alias_sets_conflict_p, alias_sets_must_conflict_p,
6533 objects_must_conflict_p): ... here.
6534 Include coretypes.h.
6535 * Makefile.in (ALIAS_H): Add coretypes.h dependency.
6537 2008-03-05 Aldy Hernandez <aldyh@redhat.com>
6539 * cfg.c: Include tree-flow.h.
6540 (remove_edge_raw): Call redirect_edge_var_map_clear.
6541 (redirect_edge_succ_nodup): Call redirect_edge_var_map_dup.
6542 * tree-flow-inline.h (redirect_edge_var_map_def): New.
6543 (redirect_edge_var_map_result): New.
6544 * tree-cfgcleanup.c (remove_forwarder_block_with_phi): Replace
6545 PENDING_STMT use with redirect_edge_var_map_*.
6546 * tree-ssa.c (edge_var_maps): New definition.
6547 (redirect_edge_var_map_add): New.
6548 (redirect_edge_var_map_clear): New.
6549 (redirect_edge_var_map_dup): New.
6550 (redirect_edge_var_map_vector): New.
6551 (redirect_edge_var_map_destroy): New.
6552 (ssa_redirect_edge): Replace PENDING_STMT use with
6553 redirect_edge_var_map_*.
6554 (flush_pending_stmts): Same.
6555 (delete_tree_ssa): Destroy edge var map.
6556 * tree-flow.h (struct _edge_var_map): New.
6557 Define edge_var_map vector type.
6558 Declare redirect_edge_var_map_* prototypes.
6559 * Makefile.in (cfg.o): Depend on TREE_FLOW_H.
6560 * tree-cfg.c (reinstall_phi_args): Replace
6561 PENDING_STMT use with redirect_edge_var_map_*.
6563 2008-03-05 Richard Guenther <rguenther@suse.de>
6565 PR tree-optimization/35472
6566 * tree-ssa-dse.c (dse_optimize_stmt): Do not delete a store
6567 whose single use_stmt has a overlapping set of loaded and
6568 stored symbols as that use_stmt might be a noop assignment then.
6570 2008-03-05 Joel Sherrill <joel.sherrill@oarcorp.com>
6572 * gthr-rtems.h: Implement __gthread_mutex_destroy.
6574 2008-03-05 Richard Guenther <rguenther@suse.de>
6577 * tree.def (BIT_FIELD_REF): Document that operands 1 and 2
6578 should be constants.
6579 * tree-cfg.c (verify_expr): Verify it.
6580 * fold-const.c (fold_truthop): Remove code generating
6581 BIT_FIELD_REFs of structure bases.
6582 (fold_binary): Likewise.
6583 (fold_ternary): Position and size of BIT_FIELD_REFs are
6584 always host integers.
6585 (make_bit_field_ref): Remove.
6586 (optimize_bit_field_compare): Remove.
6587 (all_ones_mask_p): Remove.
6589 2008-03-05 Gabor Loki <loki@gcc.gnu.org>
6592 * rtl-factoring.c (clear_regs_live_in_seq): Fix backward steps.
6593 (split_block_and_df_analyze): New. Split basic block and rebuild
6595 (block_label_after): Use SPLIT_BLOCK_AND_DF_ANALYZE instead of
6597 (split_pattern_seq): Likewise.
6598 (erase_matching_seqs): Likewise.
6599 (split_pattern_seq): Skip return insn in case of REG_NORETURN note.
6601 2008-03-04 Geoff Keating <geoffk@apple.com>
6603 * fold-const.c (tree_single_nonnegative_warnv_p): Fix mixed
6604 declaration and code.
6605 (tree_invalid_nonnegative_warnv_p): Likewise.
6607 2008-03-05 Serge Belyshev <belyshev@depni.sinp.msu.ru>
6609 * doc/install.texi (Testing): Correct quoting for the RUNTESTFLAGS
6610 examples. Truncate option-names then causing overfull hbox.
6612 2008-03-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6615 * configure.ac (CONFIG_SJLJ_EXCEPTIONS): Force SJLJ exceptions
6617 * configure: Rebuilt.
6619 2008-03-04 Rafael Espindola <espindola@google.com>
6621 * fold-const.c (tree_simple_nonnegative_warnv_p): New.
6622 (tree_unary_nonnegative_warnv_p): New.
6623 (tree_binary_nonnegative_warnv_p): New.
6624 (tree_single_nonnegative_warnv_p): New.
6625 (tree_invalid_nonnegative_warnv_p): New.
6626 (tree_expr_nonnegative_warnv_p): Redefine in term of the new functions.
6628 2008-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6631 * opts.c (handle_option): Postpone 'unknown option' errors only for
6634 2008-03-04 H.J. Lu <hongjiu.lu@intel.com>
6637 * config/i386/smmintrin.h (SIDD_XXX): Renamed to ...
6640 2008-03-04 Rafael Espindola <espindola@google.com>
6642 * fold-const.c (tree_unary_nonzero_warnv_p): New.
6643 (tree_binary_nonzero_warnv_p): New.
6644 (tree_single_nonzero_warnv_p): New.
6645 (tree_expr_nonzero_warnv_p): Redefine using the new functions.
6647 2008-03-04 Uros Bizjak <ubizjak@gmail.com>
6650 * fold-const.c (fold_cond_expr_with_comparison): Prevent
6651 transformations for modes that have signed zeros.
6652 * ifcvt.c (noce_try_abs): Ditto.
6654 2008-03-04 Joseph Myers <joseph@codesourcery.com>
6656 * config/i386/i386.c (override_options): Force
6657 -maccumulate-outgoing-args on if TARGET_STACK_PROBE.
6659 2008-03-04 Jan Hubicka <jh@suse.cz>
6662 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Fix typo
6665 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
6667 * config/i386/i386.md (allocate_stack_worker_32): Use __chkstk
6668 label to probe the stack.
6670 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
6672 * gthr-win32.h [__GTHREAD_HIDE_WIN32API]
6673 (__gthr_win32_mutex_destroy): Declare.
6674 [__GTHREAD_HIDE_WIN32API] (__gthread_mutex_destroy): Use
6675 __gthr_win32_mutex_destroy.
6676 * config/i386/gthr-win32.c (__gthr_win32_mutex_destroy): Define.
6678 2008-03-03 Jan Hubicka <jh@suse.cz>
6681 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Be more
6682 aggressive on inlining cold calls.
6684 2008-03-03 Richard Guenther <rguenther@suse.de>
6686 * tree-ssa-sccvn.c (visit_reference_op_store): Do not insert
6687 struct copies into the expression table.
6688 (simplify_unary_expression): Handle VIEW_CONVERT_EXPR.
6689 (try_to_simplify): Likewise.
6690 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPR of
6691 integral and pointer arguments which do not change the
6692 precision to NOP_EXPRs.
6693 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Adjust
6694 VIEW_CONVERT_EXPR case.
6696 2008-03-02 Sebastian Pop <sebastian.pop@amd.com>
6698 * tree-scalar-evolution.c (instantiate_parameters_1): An SSA_NAME
6699 defined in a loop at depth 0 is invariant.
6700 * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
6701 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Should never
6702 be called at loop depth 0.
6704 2008-03-02 Jakub Jelinek <jakub@redhat.com>
6707 * gcc.c (process_command): Update copyright notice dates.
6708 * gcov.c (print_version): Likewise.
6709 * gcov-dump.c (print_version): Likewise.
6710 * mips-tfile.c (main): Likewise.
6711 * mips-tdump.c (main): Likewise.
6713 2008-03-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6716 * c-common.c (flag_permissive): Delete.
6717 (constant_expression_warnings): Check flags first.
6718 (constant_expression_error): New.
6719 * c-common.h (flag_permissive): Delete.
6720 (constant_expression_error): Declare.
6721 * flags.h (flag_permissive): Declare. Update description.
6722 * diagnostic.c (pedwarn): Update.
6724 * diagnostic.h: (pedantic_error_kind): Rename as pedantic_warning_kind.
6725 (permissive_error_kind): New.
6726 * toplev.c (flag_permissive): Define. Update description.
6727 * toplev.h (permissive_error_kind): Declare.
6728 * c-errors.c (pedwarn_c99): Use pedantic_warning_kind.
6729 (pedwarn_c90): Use pedantic_warning_kind.
6730 * c-opts.c (c_common_post_options): flag_permissive does not affect
6731 flag_pedantic_errors.
6733 2008-03-02 Joseph Myers <joseph@codesourcery.com>
6735 * libgcc2.c (__addvSI3, __addvsi3, __addvDI3, __subvSI3,
6736 __subvsi3, __subvDI3, __negvSI2, __negvsi2, __negvDI2, __absvSI2,
6737 __absvsi2, __absvDI2): Use unsigned arithmetic.
6739 2008-03-02 Andi Kleen <ak@suse.de>
6740 Richard Guenther <rguenther@suse.de>
6742 * struct-equiv.c: Remove file.
6743 * cfg_cleanup.c (condjump_equiv_p): Remove.
6744 * Makefile.in (OBJS-common): Remove struct-equiv.o.
6745 (struct-equiv.o): Remove rule.
6746 * basic-block.h (struct_equiv_checkpoint, STRUCT_EQUIV_*,
6747 insns_match_p, struct_equiv_block_eq, struct_equiv_init,
6748 rtx_equiv_p, condjump_equiv_p): Remove prototypes.
6750 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
6752 * ifcvt.c (noce_process_if_block): Try to handle only the then
6753 block if the else block exists but isn't suitable.
6755 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
6758 * gthr-posix.h (__gthread_mutex_destroy): Remove extra declarations.
6759 * gthr-posix95.h (__gthread_mutex_destroy): Likewise. Note this fixes
6760 regression from previous patch.
6762 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
6765 * gthr.h: Add __gthread_mutex_destroy as a function that must be
6767 * gthr-vxworks.h (__gthread_mutex_destroy): Null implementation.
6768 * gthr-single.h (__gthread_mutex_destroy): Likewise.
6769 * gthr-rtems.h (__gthread_mutex_destroy): Likewise.
6770 * gthr-mipssde.h (__gthread_mutex_destroy): Likewise.
6771 * gthr-nks.h (__gthread_mutex_destroy): Likewise.
6772 * gthr-solaris.h (__gthread_mutex_destroy): Call mutex_destroy.
6773 * gthr-win32.h (__GTHREAD_MUTEX_DESTROY_FUNCTION): Remove.
6774 (__gthread_mutex_destroy_function): Rename to
6775 __gthread_mutex_destroy.
6776 * gthr-dce.h (__gthread_mutex_destroy): Call
6777 pthread_mutex_destroy.
6778 * gthr-tpf.h (__gthread_mutex_destroy): Likewise.
6779 * gthr-posix.h (__gthread_mutex_destroy): Likewise.
6780 * gthr-posix95.h (__gthread_mutex_destroy): Likewise.
6782 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
6784 * df-scan.c (df_ref_chain_change_bb): Simplify.
6785 (df_insn_change_bb): Add new_bb argument. Simplify. Call
6786 set_block_for_insn if there's any change.
6787 * df.h ((df_insn_change_bb): Fix prototype.
6788 * cfgrtl.c (update_bb_for_insn_chain): Pass bb to
6789 df_insn_change_bb, don't call set_block_for_insn.
6790 * emit-rtl.c (reorder_insns): Likewise.
6791 * haifa-sched.c (move_insn): Likewise.
6793 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
6795 * rtlanal.c (loc_mentioned_in_p): Test XVECEXPs correctly.
6797 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
6799 * tree-flow-inline.h (next_readonly_imm_use): Return
6800 NULL_USE_OPERAND_P after the end.
6802 2008-03-01 Richard Guenther <rguenther@suse.de>
6804 PR tree-optimization/35411
6805 * tree-sra.c (sra_build_assignment): Split conversion to
6806 final type to a separate statement if we are not assigning
6809 2008-02-29 Francois-Xavier Coudert <coudert@clipper.ens.fr>
6811 * fold-const.c (fold_convertible_p): Correct the logic to follow
6812 that in fold_convert().
6814 2008-02-29 Douglas Gregor <doug.gregor@gmail.com>
6817 * tree-inline.c (build_duplicate_type): When we make a
6818 duplicate type, make it unique in the canonical types system.
6820 2008-02-29 Tom Tromey <tromey@redhat.com>
6822 * toplev.c (input_file_stack, input_file_stack_tick, fs_p,
6823 input_file_stack_history, input_file_stack_restored): Remove.
6824 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
6825 * input.h (struct file_stack): Remove.
6826 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
6827 (input_file_stack, input_file_stack_tick, INPUT_FILE_STACK_BITS):
6829 * diagnostic.h (struct diagnostic_context) <last_module>: Change
6831 (diagnostic_last_module_changed): Add 'map' argument.
6832 (diagnostic_set_last_function): Likewise.
6833 * diagnostic.c (undiagnostic_report_current_module): Iterate using
6834 line map, not input_file_stack.
6835 * c-lex.c (fe_file_change): Don't use push_srcloc or pop_srcloc.
6837 2008-02-29 Paul Brook <paul@codesourcery.com>
6839 * config/arm/arm.md (arm_addsi3): Add r/k/n alternative.
6841 2008-02-29 Paul Brook <paul@codesourcery.com>
6843 * config/arm/ieee754-df.S (muldf3): Use RET macros.
6845 2008-02-29 Richard Guenther <rguenther@suse.de>
6847 * tree-ssa-pre.c (get_sccvn_value): Create missing VNs via
6849 * tree-ssa-sccnv.c (visit_reference_op_store): Use the rhs
6850 value for comparing for a store match.
6851 (simplify_unary_expression): Do nothing for SSA_NAMEs.
6852 (try_to_simplify): Do not do a full-blown reference lookup.
6854 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
6856 * config/sh/sh.c (sh_scalar_mode_supported_p): New function.
6857 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
6859 * config/sh/sh.h (OVERRIDE_OPTIONS): Don't warn for profiling.
6861 2008-02-29 Sebastian Pop <sebastian.pop@amd.com>
6863 * tree-loop-linear.c (try_interchange_loops): Compare memory access
6864 strides against cache sizes.
6866 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
6868 * config/sh/sh.c (sh_secondary_reload): Handle loading a float
6871 2008-02-28 Richard Sandiford <rsandifo@nildram.co.uk>
6873 * simplify-rtx.c (simplify_unary_operation_1): Extend the handling
6874 of SUBREG_PROMOTED_VAR_P to cope with cases where the extended value
6875 is smaller than the original promoted value.
6876 (simplify_subreg): If OP is a SUBREG, try to preserve its
6877 SUBREG_PROMOTED_VAR_P information.
6879 2008-02-28 Steven Bosscher <stevenb.gcc@gmail.com>
6881 * tree-ssa-sccvn (vn_ssa_aux_obstack): New obstack.
6882 (VN_INFO_GET): Allocate new objects on the obstack.
6883 (init_scc_vn): Initialize the obstack. Use XDELETE instead of free
6884 for rpo_numbers_temp, for consistency.
6885 (free_scc_vn): Free the obstack.
6887 2008-02-28 Sebastian Pop <sebastian.pop@amd.com>
6889 * doc/invoke.texi: Document -ftree-loop-distribution.
6890 * tree-loop-distribution.c: New.
6891 * tree-pass.h (pass_loop_distribution): New.
6892 * graphds.h (struct graph): Add htab_t indices.
6893 * timevar.def (TV_TREE_LOOP_DISTRIBUTION): New.
6894 * tree-vectorizer.c (rename_variables_in_loop): Extern.
6895 (slpeel_tree_duplicate_loop_to_edge_cfg): Init PENDING_STMT to NULL.
6896 * tree-vectorizer.h (tree_duplicate_loop_on_edge): Declared.
6897 * tree-data-ref.c (debug_data_dependence_relations): New.
6898 (dump_data_dependence_relation): Also print data references.
6899 (free_data_ref): Extern.
6900 (same_access_functions): Moved...
6901 (find_vertex_for_stmt): Renamed rdg_vertex_for_stmt.
6902 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
6903 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg_1, dot_rdg,
6904 struct rdg_vertex_info, rdg_vertex_for_stmt): New.
6905 (create_rdg_edge_for_ddr, create_rdg_vertices): Cleaned up.
6906 (stmts_from_loop): Skip LABEL_EXPR.
6907 (hash_stmt_vertex_info, eq_stmt_vertex_info, hash_stmt_vertex_del):
6909 (build_rdg): Initialize rdg->indices htab.
6910 (free_rdg, stores_from_loop, ref_base_address,
6911 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses,
6912 have_similar_memory_accesses_1, ref_base_address_1,
6913 remove_similar_memory_refs): New.
6914 * tree-data-ref.h: Depend on tree-chrec.h.
6915 (debug_data_dependence_relations, free_data_ref): Declared.
6916 (same_access_functions): ... here.
6917 (ddr_is_anti_dependent, ddrs_have_anti_deps, ddr_dependence_level):
6919 (struct rdg_vertex): Add has_mem_write and has_mem_reads.
6920 (RDGV_HAS_MEM_WRITE, RDGV_HAS_MEM_READS, RDG_STMT,
6921 RDG_MEM_WRITE_STMT, RDG_MEM_READS_STMT): New.
6922 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
6923 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg,
6924 rdg_vertex_for_stmt): Declared.
6925 (struct rdg_edge): Add level.
6927 (free_rdg, stores_from_loop, remove_similar_memory_refs,
6928 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses):
6930 (rdg_has_similar_memory_accesses): New.
6931 * tree-vect-analyze.c: Remove unused static decls.
6932 * lambda.h (dependence_level): New.
6933 * common.opt (ftree-loop-distribution): New.
6934 * tree-flow.h (mark_virtual_ops_in_bb,
6935 slpeel_tree_duplicate_loop_to_edge_cfg,
6936 rename_variables_in_loop): Declared.
6937 * Makefile.in (TREE_DATA_REF_H): Depend on tree-chrec.h.
6938 (OBJS-common): Add tree-loop-distribution.o.
6939 (tree-loop-distribution.o): New rule.
6940 * tree-cfg.c (mark_virtual_ops_in_bb): New.
6941 (mark_virtual_ops_in_region): Use mark_virtual_ops_in_bb.
6942 * passes.c (init_optimization_passes): Schedule pass_loop_distribution.
6944 2008-02-28 Joseph Myers <joseph@codesourcery.com>
6947 * tree.c (handle_dll_attribute): Disallow TYPE_DECLs for types
6948 other than structures and unions.
6950 2008-02-28 Richard Guenther <rguenther@suse.de>
6953 2008-02-26 Richard Guenther <rguenther@suse.de>
6955 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
6956 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
6957 (lookup_decl_from_uid): Declare.
6958 (remove_decl_from_map): Likewise.
6959 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
6960 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
6961 (decl_for_uid_map): New global hashtable mapping DECL_UID
6963 (init_ttree): Allocate it.
6964 (insert_decl_to_uid_decl_map): New helper function.
6965 (make_node_stat): Insert new decls into the map.
6966 (copy_node_stat): Likewise.
6967 (lookup_decl_from_uid): New function.
6968 (remove_decl_from_map): Likewise.
6969 (print_decl_for_uid_map_statistics): New helper.
6970 (dump_tree_statistics): Call it.
6972 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
6973 (referenced_var_iterator): Adjust.
6974 (FOR_EACH_REFERENCED_VAR): Adjust.
6975 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
6976 (num_referenced_vars): Adjust.
6977 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
6978 (first_referenced_var): Remove.
6979 (end_referenced_vars_p): Likewise.
6980 (next_referenced_var): Likewise.
6981 (referenced_var_iterator_set): New helper function.
6982 * tree-dfa.c (referenced_var_lookup): Adjust.
6983 (referenced_var_check_and_insert): Likewise.
6984 (remove_referenced_var): Likewise.
6985 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
6986 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
6987 (verify_call_clobbering): Likewise.
6988 (verify_memory_partitions): Likewise.
6989 (init_tree_ssa): Allocate bitmap instead of hashtable for
6991 (delete_tree_ssa): Adjust.
6992 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
6993 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
6994 (compute_tag_properties): Likewise.
6995 (set_initial_properties): Likewise.
6996 (find_partition_for): Likewise.
6997 (update_reference_counts): Likewise.
6998 (dump_may_aliases_for): Likewise.
6999 * tree-ssa-operands.c (add_virtual_operand): Likewise.
7000 (add_call_clobber_ops): Likewise.
7001 (add_call_read_ops): Likewise.
7002 (get_asm_expr_operands): Likewise.
7003 * tree-into-ssa.c (dump_decl_set): Likewise.
7004 (update_ssa): Likewise.
7005 * tree-sra.c (scan_function): Likewise.
7006 (decide_instantiations): Likewise.
7007 (scalarize_parms): Likewise.
7008 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
7009 (dsa_named_for): Likewise.
7010 * tree-ssa-structalias.c (update_alias_info): Likewise.
7011 (merge_smts_into): Likewise.
7013 2008-02-27 David Daney <ddaney@avtrex.com>
7016 * config/mips/iris.h (MIPS_DEBUGGING_INFO): Define.
7017 * config/mips/openbsd.h (MIPS_DEBUGGING_INFO): Same.
7018 * config/mips/sde.h (MIPS_DEBUGGING_INFO): Remove undef.
7019 * config/mips/vxworks.h (MIPS_DEBUGGING_INFO): Same.
7020 * config/mips/mips.h (MIPS_DEBUGGING_INFO): Remove define.
7022 2008-02-27 Uros Bizjak <ubizjak@gmail.com>
7025 * config/darwin-ppc-ldouble-patch.def (BUILT_IN_NANL): Add.
7026 (BUILT_IN_NEXTTOWARD): Remove.
7027 (BUILT_IN_NEXTTOWARDF): Ditto.
7028 * config/darwin.c (darwin_patch_builtin): Use ACONCAT instead of
7029 alloca/strcpy/strcat. Remove commented-out code. Fix whitespace.
7031 2008-02-27 Tom Tromey <tromey@redhat.com>
7033 * tree-dump.c (dequeue_and_dump) <FUNCTION_DECL>: Check
7034 DECL_SAVED_TREE, not DECL_LANG_SPECIFIC, when dumping body.
7036 2008-02-27 Jan Beulich <jbeulich@novell.com>
7038 * c-decl.c (merge_decls): Use DECL_USER_ALIGN() on olddecl to
7039 update the respective field on newdecl.
7041 2008-02-27 Revital Eres <eres@il.ibm.com>
7043 PR rtl-optimization/34999
7044 * bb-reorder.c (add_labels_and_missing_jumps): Do not handle
7045 crossing edges that ends with a call insn.
7046 (fix_up_fall_thru_edges): Handle crossing edges that ends with a
7047 call insn and clear the EDGE_CROSSING flag of the crossing edge
7048 when fixing fallthru edges.
7050 2008-02-27 Richard Guenther <rguenther@suse.de>
7053 * fold-const.c (fold_unary): Return the correct argument,
7054 converted to the result type.
7056 2008-02-27 Richard Guenther <rguenther@suse.de>
7059 * expr.c (expand_expr_real_1): Assert on rotates that operate
7061 * fold-const.c (fold_binary): Use the types precision, not the
7062 bitsize of the mode if folding rotate expressions. Build rotates
7063 only for full modes.
7065 2008-02-27 Jakub Jelinek <jakub@redhat.com>
7067 * c-ppoutput.c (scan_translation_unit): Handle CPP_PRAGMA
7069 * c-pragma.c (pragma_ns_name): New typedef.
7070 (registered_pp_pragmas): New variable.
7071 (c_pp_lookup_pragma): New function.
7072 (c_register_pragma_1): If flag_preprocess_only, do nothing
7073 for non-expanded pragmas, for expanded ones push pragma's
7074 namespace and name into registered_pp_pragmas vector.
7075 (c_invoke_pragma_handler): Register OpenMP pragmas even when
7076 flag_preprocess_only, don't register GCC pch_preprocess
7077 pragma if flag_preprocess_only.
7078 * c-opts.c (c_common_init): Call init_pragma even if
7079 flag_preprocess_only.
7080 * c-pragma.c (c_pp_lookup_pragma): New prototype.
7081 * config/darwin.h (DARWIN_REGISTER_TARGET_PRAGMAS): Don't call
7082 cpp_register_pragma if flag_preprocess_only.
7084 2008-02-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7087 * c-parser.c (c_parser_translation_unit): Warn for empty
7088 translation unit, not empty source file.
7090 2008-02-26 Paul Brook <paul@codesourcery.com>
7092 * config/arm/arm.c (thumb_set_frame_pointer): Ensure SP is first
7093 operand for Thumb-2.
7094 * config/arm/arm.h (reg_class): Add CORE_REGS.
7095 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Ditto.
7096 (BASE_REG_CLASS): Use CORE_REGS.
7097 (PREFERRED_RELOAD_CLASS): Add STACK_REG.
7098 (REGNO_MODE_OK_FOR_REG_BASE_P): Use REGNO_MODE_OK_FOR_BASE_P.
7099 (REGNO_OK_FOR_INDEX_P): Exclude SP.
7100 (ARM_REG_OK_FOR_INDEX_P): Always define. Use
7101 ARM_REGNO_OK_FOR_INDEX_P.
7102 (ARM_PRINT_OPERAND_ADDRESS): Swap operands for [reg, sp].
7103 * config/arm/arm.md (arm_addsi3, thumb1_addsi3, arm_subsi3_insn,
7104 arm_movsi_insn, thumb1_movsi_insni, stack_tie): Add "k" alternatives.
7105 (ldm/stm peepholes): Ditto.
7106 * config/arm/thumb2.md (thumb2_movdi): Add "k" alternatives.
7107 * config/arm/vfp.md (arm_movsi_vfp, thumb2_movsi_vfp): Ditto.
7108 * config/arm/iwmmxt.md (iwmmxt_movsi_insn): Ditto.
7109 * config/arm/constraints.md: Enable "k" constraint on ARM.
7111 2008-02-27 Ben Elliston <bje@au.ibm.com>
7113 * config/rs6000/rs6000.c: Annotate cache line size field in all
7114 instances of struct processor_costs.
7116 2008-02-26 David Edelsohn <edelsohn@gnu.org>
7118 * dbgcnt.def (cfg_cleanup, cprop1, cprop2, dce_fast, dce_ud, dse1,
7119 dse2, gcse, if_conversion, if_after_combine, if_after_reload,
7120 jump_bypass): New counters.
7121 * cfgcleanup.c (cleanup_cfg): Add dbg_cnt.
7122 * dce.c (gate_ud_dce): Same.
7123 (gate_fast_dce): Same.
7124 * dse.c (gate_dse1): New function.
7125 (gate_dse2): New function.
7126 (gate_dse): Merge results of new gate functions.
7127 * gcse.c (gcse_main): Bracket cprop1 and cprop2 with dbg_cnt.
7128 (gate_handle_jump_bypass): Add dbg_cnt.
7129 (gate_handle_gcse): Add dbg_cnt.
7130 * ifcvt.c (gate_handle_if_conversion): Same.
7131 (gate_handle_if_after_combine): Same.
7132 (gate_handle_if_after_reload): Same.
7133 * Makefile.in: Add DBGCNT_H to cfgcleanup.o and ifcvt.o.
7135 2008-02-26 Edmar Wienskoski <edmar@freescale.com>
7137 * config/rs6000/rs6000.c (processor_costs): Update e300 cache
7139 * doc/invoke.texi: Add e300c2 and e300c3 to list of cpus.
7141 2008-02-26 Jason Merrill <jason@redhat.com>
7144 * attribs.c (decl_attributes): Leave ATTR_FLAG_TYPE_IN_PLACE
7145 alone if it's the naming decl for the type's main variant.
7147 2008-02-26 Tom Tromey <tromey@redhat.com>
7149 * system.h (USE_MAPPED_LOCATION): Poison.
7150 * Makefile.in (GTFILES): Put CPP_ID_DATA_H first.
7151 * tree-cfg.c (make_cond_expr_edges): Remove old location code.
7152 (make_goto_expr_edges): Likewise.
7153 (remove_bb): Likewise.
7154 (execute_warn_function_return): Likewise.
7155 * basic-block.h (struct edge_def) <goto_locus>: Change type to
7157 * c-common.c (fname_decl): Remove old location code.
7158 * tree-vect-transform.c (vect_finish_stmt_generation): Remove old
7160 * rtl.h (ASM_OPERANDS_SOURCE_LOCATION): Remove old-location
7162 (ASM_INPUT_SOURCE_LOCATION): Likewise.
7163 (gen_rtx_ASM_INPUT): Likewise.
7164 (gen_rtx_ASM_INPUT_loc): Likewise.
7165 (get_rtx_asm_OPERANDS): Remove.
7166 * cfglayout.c (insn_locators_alloc): Remove old location code.
7167 (set_curr_insn_source_location): Likewise.
7168 (curr_insn_locator): Likewise.
7169 * print-tree.c (print_node): Remove old location code.
7170 * tree-mudflap.c (mf_varname_tree): Remove old location code.
7171 (mf_file_function_line_tree): Remove test of USE_MAPPED_LOCATION.
7172 * cfgexpand.c (expand_gimple_cond_expr): Don't use
7173 location_from_locus.
7174 (construct_exit_block): Remove old location code.
7175 * emit-rtl.c (force_next_line_note): Remove old location code.
7176 * profile.c (branch_prob): Remove old location code.
7177 * tree-vectorizer.h (LOC, UNKNOWN_LOC, EXPR_LOC, LOC_FILE,
7178 LOC_LINE): Remove old-location variants.
7179 * langhooks.c (lhd_print_error_function): Remove old location
7181 * configure, config.in: Rebuilt.
7182 * configure.ac (--enable-mapped-location): Remove.
7183 * c-decl.c (c_init_decl_processing): Remove old location code.
7184 (finish_function): Likewise.
7185 * recog.c (decode_asm_operands): Remove old location code.
7186 * c-pch.c (c_common_read_pch): Remove old location code.
7187 * rtl.def (ASM_INPUT, ASM_OPERANDS): Remove old location
7189 * gimple-low.c (lower_function_body): Remove old location code.
7190 * toplev.c (unknown_location): Remove.
7191 (push_srcloc): Remove old-location variant.
7192 (process_options): Remove old location code.
7193 (lang_dependent_init): Likewise.
7194 * input.h (UNKNOWN_LOCATION): Move definition.
7195 (location_t): Undeprecate.
7196 (source_locus): Remove.
7197 (location_from_locus): Remove.
7198 (struct location_s): Remove.
7199 Remove all old-location code.
7200 (input_line, input_filename): Remove.
7201 * final.c (final_scan_insn): Remove old location code.
7202 * diagnostic.c (diagnostic_build_prefix): Remove
7203 USE_MAPPED_LOCATION test.
7204 * tree.h (gimple_stmt) <locus>: Now a location_t.
7205 (tree_exp) <locus>: Likewise.
7206 (DECL_IS_BUILTIN): Remove old-location variant.
7207 (annotate_with_file_line, annotate_with_locus): Likewise.
7208 (expr_locus, set_expr_locus): Update.
7209 * tree.c (build1_stat): Remove old location code.
7210 (last_annotated_node): Remove.
7211 (annotate_with_file_line): Remove old-location variant.
7212 (annotate_with_locus): Likewise.
7213 (expr_location): Remove old location code.
7214 (set_expr_location): Likewise.
7215 (expr_has_location): Likewise.
7216 (expr_locus): Likewise.
7217 (set_expr_locus): Likewise.
7218 (expr_filename): Don't use location_from_locus.
7219 (expr_lineno): Likewise.
7220 * rtl-error.c (location_for_asm): Remove old location code.
7221 * c-lex.c (cb_line_change): Remove old location code.
7222 (fe_file_change): Likewise.
7223 (cb_def_pragma): Likewise.
7224 (c_lex_with_flags): Likewise.
7225 * gengtype.c (do_typedef): Don't special-case location types.
7226 (define_location_structures): Remove.
7227 (main): Don't call define_location_structures.
7228 * tree-pretty-print.c (dump_implicit_edges): Remove old location
7231 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7234 * builtins.def (BUILT_IN_STDARG_START): Remove.
7235 * builtins.c (expand_builtin): Remove BUILT_IN_STDARG_START.
7236 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
7237 * tree-inline.c (inline_forbidden_p_1): Likewise.
7239 2008-02-26 Richard Guenther <rguenther@suse.de>
7241 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
7242 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
7243 (lookup_decl_from_uid): Declare.
7244 (remove_decl_from_map): Likewise.
7245 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
7246 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
7247 (decl_for_uid_map): New global hashtable mapping DECL_UID
7249 (init_ttree): Allocate it.
7250 (insert_decl_to_uid_decl_map): New helper function.
7251 (make_node_stat): Insert new decls into the map.
7252 (copy_node_stat): Likewise.
7253 (lookup_decl_from_uid): New function.
7254 (remove_decl_from_map): Likewise.
7255 (print_decl_for_uid_map_statistics): New helper.
7256 (dump_tree_statistics): Call it.
7258 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
7259 (referenced_var_iterator): Adjust.
7260 (FOR_EACH_REFERENCED_VAR): Adjust.
7261 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
7262 (num_referenced_vars): Adjust.
7263 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
7264 (first_referenced_var): Remove.
7265 (end_referenced_vars_p): Likewise.
7266 (next_referenced_var): Likewise.
7267 (referenced_var_iterator_set): New helper function.
7268 * tree-dfa.c (referenced_var_lookup): Adjust.
7269 (referenced_var_check_and_insert): Likewise.
7270 (remove_referenced_var): Likewise.
7271 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
7272 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
7273 (verify_call_clobbering): Likewise.
7274 (verify_memory_partitions): Likewise.
7275 (init_tree_ssa): Allocate bitmap instead of hashtable for
7277 (delete_tree_ssa): Adjust.
7278 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
7279 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
7280 (compute_tag_properties): Likewise.
7281 (set_initial_properties): Likewise.
7282 (find_partition_for): Likewise.
7283 (update_reference_counts): Likewise.
7284 (dump_may_aliases_for): Likewise.
7285 * tree-ssa-operands.c (add_virtual_operand): Likewise.
7286 (add_call_clobber_ops): Likewise.
7287 (add_call_read_ops): Likewise.
7288 (get_asm_expr_operands): Likewise.
7289 * tree-into-ssa.c (dump_decl_set): Likewise.
7290 (update_ssa): Likewise.
7291 * tree-sra.c (scan_function): Likewise.
7292 (decide_instantiations): Likewise.
7293 (scalarize_parms): Likewise.
7294 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
7295 (dsa_named_for): Likewise.
7296 * tree-ssa-structalias.c (update_alias_info): Likewise.
7297 (merge_smts_into): Likewise.
7299 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7302 * doc/invoke.texi (-Wall): Add -Wvolatile-register-var.
7303 * c-opts.c (c_common_handle_option): Wall enables
7304 Wvolatile-register-var.
7305 * common.opt: Move Wvolatile-register-var to...
7308 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7310 * common.opt (Wlarger-than=): New.
7311 * doc/invoke.texi (Warning Options): Replace -Wlarger-than- with
7313 * opts.c (common_handle_option): Handle -Wlarger-than=.
7314 * optc-gen.awk: Likewise.
7315 * opth-gen.awk: Likewise.
7316 * stor-layout.c (layout_decl): Use -Wlarger-than= for warning.
7317 * tree-optimize.c (tree_rest_of_compilation): Likewise.
7319 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7321 * c-common.c (match_case_to_enum_1): Add appropriate
7322 OPT_W* parameter to warning.
7323 (c_do_switch_warnings): Likewise.
7324 * c-typeck.c (warning_init): Add one more parameter following
7326 (push_init_level): Update call to warning_init.
7327 (pop_init_level): Likewise.
7328 (add_pending_init): Likewise.
7329 (output_init_element: Likewise.
7331 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7334 * toplev.c (toplev_main): If there are warnings or error, print
7335 errors for ignored options.
7336 * opts.c (ignored_options): New static variable.
7337 (postpone_unknown_option_error): New.
7338 (print_ignored_options): New.
7339 (handle_option): Postpone errors for unknown -Wno-* options.
7340 * opts.h (print_ignored_options): Declare.
7342 2008-02-25 Richard Sandiford <rsandifo@nildram.co.uk>
7344 * config/mips/mips.md (loadgp_blockage, blockage): Change type
7347 2008-02-25 Richard Guenther <rguenther@suse.de>
7350 2008-02-25 Richard Guenther <rguenther@suse.de>
7352 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
7353 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
7354 (lookup_decl_from_uid): Declare.
7355 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
7356 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
7357 (decl_for_uid_map): New global hashtable mapping DECL_UID
7359 (init_ttree): Allocate it.
7360 (insert_decl_to_uid_decl_map): New helper function.
7361 (make_node_stat): Insert new decls into the map.
7362 (copy_node_stat): Likewise.
7363 (lookup_decl_from_uid): New function.
7364 (print_decl_for_uid_map_statistics): New helper.
7365 (dump_tree_statistics): Call it.
7367 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
7368 (referenced_var_iterator): Adjust.
7369 (FOR_EACH_REFERENCED_VAR): Adjust.
7370 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
7371 (num_referenced_vars): Adjust.
7372 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
7373 (first_referenced_var): Remove.
7374 (end_referenced_vars_p): Likewise.
7375 (next_referenced_var): Likewise.
7376 (referenced_var_iterator_set): New helper function.
7377 * tree-dfa.c (referenced_var_lookup): Adjust.
7378 (referenced_var_check_and_insert): Likewise.
7379 (remove_referenced_var): Likewise.
7380 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
7381 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
7382 (verify_call_clobbering): Likewise.
7383 (verify_memory_partitions): Likewise.
7384 (init_tree_ssa): Allocate bitmap instead of hashtable for
7386 (delete_tree_ssa): Adjust.
7387 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
7388 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
7389 (compute_tag_properties): Likewise.
7390 (set_initial_properties): Likewise.
7391 (find_partition_for): Likewise.
7392 (update_reference_counts): Likewise.
7393 (dump_may_aliases_for): Likewise.
7394 * tree-ssa-operands.c (add_virtual_operand): Likewise.
7395 (add_call_clobber_ops): Likewise.
7396 (add_call_read_ops): Likewise.
7397 (get_asm_expr_operands): Likewise.
7398 * tree-into-ssa.c (dump_decl_set): Likewise.
7399 (update_ssa): Likewise.
7400 * tree-sra.c (scan_function): Likewise.
7401 (decide_instantiations): Likewise.
7402 (scalarize_parms): Likewise.
7403 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
7404 (dsa_named_for): Likewise.
7405 * tree-ssa-structalias.c (update_alias_info): Likewise.
7406 (merge_smts_into): Likewise.
7408 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
7411 * doc/invoke.texi (-fcx-limited-range): Document new option.
7412 * toplev.c (process_options): Handle -fcx-fortran-rules.
7413 * common.opt: Add documentation for -fcx-fortran-rules.
7415 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
7418 * doc/invoke.texi (-fcx-limited-range): Correct to be in line with
7419 actual behaviour and C99.
7421 2008-02-26 Ben Elliston <bje@au.ibm.com>
7423 * config/rs6000/rs6000.h (ASM_CPU_POWER5_SPEC): Define.
7424 (ASM_CPU_POWER6_SPEC): Likewise.
7425 (ASM_CPU_SPEC): Pass %(asm_cpu_power5) for -mcpu=power5.
7426 Likewise, pass %(asm_cpu_power6) for -mcpu=power6.
7427 (EXTRA_SPECS): Add asm_cpu_power5, asm_cpu_power6 spec strings.
7429 2008-02-25 Richard Guenther <rguenther@suse.de>
7431 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
7432 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
7433 (lookup_decl_from_uid): Declare.
7434 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
7435 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
7436 (decl_for_uid_map): New global hashtable mapping DECL_UID
7438 (init_ttree): Allocate it.
7439 (insert_decl_to_uid_decl_map): New helper function.
7440 (make_node_stat): Insert new decls into the map.
7441 (copy_node_stat): Likewise.
7442 (lookup_decl_from_uid): New function.
7443 (print_decl_for_uid_map_statistics): New helper.
7444 (dump_tree_statistics): Call it.
7446 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
7447 (referenced_var_iterator): Adjust.
7448 (FOR_EACH_REFERENCED_VAR): Adjust.
7449 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
7450 (num_referenced_vars): Adjust.
7451 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
7452 (first_referenced_var): Remove.
7453 (end_referenced_vars_p): Likewise.
7454 (next_referenced_var): Likewise.
7455 (referenced_var_iterator_set): New helper function.
7456 * tree-dfa.c (referenced_var_lookup): Adjust.
7457 (referenced_var_check_and_insert): Likewise.
7458 (remove_referenced_var): Likewise.
7459 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
7460 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
7461 (verify_call_clobbering): Likewise.
7462 (verify_memory_partitions): Likewise.
7463 (init_tree_ssa): Allocate bitmap instead of hashtable for
7465 (delete_tree_ssa): Adjust.
7466 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
7467 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
7468 (compute_tag_properties): Likewise.
7469 (set_initial_properties): Likewise.
7470 (find_partition_for): Likewise.
7471 (update_reference_counts): Likewise.
7472 (dump_may_aliases_for): Likewise.
7473 * tree-ssa-operands.c (add_virtual_operand): Likewise.
7474 (add_call_clobber_ops): Likewise.
7475 (add_call_read_ops): Likewise.
7476 (get_asm_expr_operands): Likewise.
7477 * tree-into-ssa.c (dump_decl_set): Likewise.
7478 (update_ssa): Likewise.
7479 * tree-sra.c (scan_function): Likewise.
7480 (decide_instantiations): Likewise.
7481 (scalarize_parms): Likewise.
7482 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
7483 (dsa_named_for): Likewise.
7484 * tree-ssa-structalias.c (update_alias_info): Likewise.
7485 (merge_smts_into): Likewise.
7487 2008-02-25 Andreas Krebbel <krebbel1@de.ibm.com>
7490 * cse.c (cse_insn): Avoid creation of overlapping MEMs.
7491 * alias.c (nonoverlapping_memrefs_p): Export for use in other modules.
7492 * alias.h (nonoverlapping_memrefs_p): Likewise.
7494 2008-02-25 Jan Beulich <jbeulich@novell.com>
7496 * Makefile.in: Also prefix uses of crt0.o and mcrt0.o with $(T).
7497 * config/i386/netware-libgcc.exp: Add __bswap?i2,
7498 __emultls_get_address, __emultls_register_common,
7499 __floatundi?f, and _Unwind_GetIPInfo.
7500 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration):
7501 Sync with config/i386/winnt.c:gen_stdcall_or_fastcall_suffix().
7502 (gen_regparm_prefix): Likewise.
7503 (i386_nlm_encode_section_info): Sync with
7504 config/i386/winnt.c:i386_pe_encode_section_info().
7505 (i386_nlm_maybe_mangle_decl_assembler_name): New.
7506 i386_nlm_mangle_decl_assembler_name): New.
7507 (netware_override_options): New.
7508 * config/i386/netware.h (netware_override_options): Declare.
7509 (OVERRIDE_OPTIONS): Re-define to netware_override_options.
7510 (i386_nlm_mangle_decl_assembler_name): Declare.
7511 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Define.
7513 2008-02-25 Ben Elliston <bje@au.ibm.com>
7516 * c-decl.c (grokdeclarator): Remove unused local variables
7517 `typedef_type' and `type_as_written'.
7519 (find_rarely_executed_basic_blocks_and_crossing_edges): Remove
7520 unused local variable `has_hot_blocks'.
7521 (fix_crossing_conditional_branches): Remove unused local variable
7524 2008-02-25 Uros Bizjak <ubizjak@gmail.com>
7527 * builtins.def (BUILT_IN_NAN): Define as c99 builtin
7528 using DEF_C99_BUILTIN.
7529 (BUILT_IN_NANF): Ditto.
7530 (BUILT_IN_NANL): Ditto.
7532 2008-02-25 Ayal Zaks <zaks@il.ibm.com>
7533 Revital Eres <eres@il.ibm.com>
7535 * modulo-sched.c (calculate_must_precede_follow): Address TODO
7536 regarding the order of two dependent insns in the same row.
7538 2008-02-25 Eric Botcazou <ebotcazou@adacore.com>
7540 * stor-layout.c (layout_decl): Do not bump the alignment of a
7541 bit-field to more than byte alignment if it is packed.
7543 2008-02-24 David Edelsohn <edelsohn@gnu.org>
7545 * config/rs6000/rs6000.c (processor_costs): Add cache costs for
7548 2008-02-24 Diego Novillo <dnovillo@google.com>
7550 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg01094.html
7553 * tree-vrp.c (vrp_evaluate_conditional): With
7554 -Wtype-limits, emit a warning when comparing against a
7555 constant outside the natural range of OP0's type.
7556 * c.opt (Wtype-limits): Move ...
7557 * common.opt (Wtype-limits): ... here.
7559 2008-02-24 Edmar Wienskoski <edmar@freescale.com>
7561 * config.gcc (powerpc*-*-*): Add new cores e300c2 and e300c3.
7562 * config/rs6000/e300c2c3.md: New file.
7563 * config/rs6000/rs6000.c (processor_costs): Add new costs for
7565 (rs6000_override_options): Add e300c2 and e300c3 cases to
7566 processor_target_table. Do not allow usage of Altivec or Spe
7567 with e300 cores. Initialize rs6000_cost for e300c2 and e300c3.
7568 (rs6000_issue_rate): Set issue rate for e300c2 and e300c3.
7569 * config/rs6000/rs6000.h (processor_type): Add
7570 PROCESSOR_PPCE300C2 and PROCESSOR_PPCE300C3.
7571 (ASM_CPU_SPEC): Add e300c2 and e300c3.
7572 * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce300c2
7573 and ppce300c3. Include e300c2c3.md.
7575 2008-02-23 David Edelsohn <edelsohn@gnu.org>
7577 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Use STRICT_ALIGNMENT
7578 instead of TARGET_STRICT_ALIGN.
7580 2008-02-23 Joseph Myers <joseph@codesourcery.com>
7582 * explow.c (memory_address): Assert that the generated address is
7585 2008-02-23 Francois-Xavier Coudert <coudert@clipper.ens.fr>
7588 * config/darwin-protos.h: Add darwin_patch_builtins prototype.
7589 * config/darwin-ppc-ldouble-patch.def: New file.
7590 * config/rs6000/darwin.h (SUBTARGET_INIT_BUILTINS): New macro.
7591 * config/rs6000/rs6000.c (rs6000_init_builtins): Call
7592 SUBTARGET_INIT_BUILTINS if defined.
7593 * config/darwin.c (darwin_patch_builtin, darwin_patch_builtins):
7596 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
7599 * simplify-rtx.c (simplify_binary_operation_1): Add simplification
7600 of (and X (ior (not X) Y) and (and (ior (not X) Y) X).
7602 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
7605 * c-pch.c (c_common_valid_pch): Make the "too short to be a PCH
7606 file" warning condtional on -Winvalid-PCH.
7608 2008-02-23 Daniel Jacobowitz <dan@codesourcery.com>
7610 * expmed.c (extract_bit_field): Always use adjust_address for MEM.
7612 2008-02-23 Uros Bizjak <ubizjak@gmail.com>
7616 * config/i386/mmx.md (*mov<mode>_internal_rex64): Use "!y" to
7617 prevent reload from using MMX registers.
7618 (*mov<mode>_internal): Ditto.
7619 (*movv2sf_internal_rex64): Ditto.
7620 (*movv2sf_internal): Ditto.
7622 2008-02-23 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7624 PR documentation/31569
7625 * doc/install.texi2html: Use makeinfo --no-number-sections.
7627 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
7629 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check to
7630 ensure that we can address an entire entity > 8 bytes. Don't
7631 generate reg+reg addressing for such data.
7633 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
7635 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Don't overalign
7636 strings when optimizing for size, unless the target cares about
7639 2008-02-22 Tom Tromey <tromey@redhat.com>
7641 * regclass.c (current_pass): Remove declaration.
7643 2008-02-22 Anatoly Sokolov <aesok@post.ru>
7645 * config/avr/libgcc.S (__RAMPZ__): Define.
7646 (__do_copy_data): Add for devices with 128KB code memory.
7648 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
7650 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
7652 * config/rs6000/eabispe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Likewise.
7654 2008-02-22 Hans-Peter Nilsson <hp@axis.com>
7656 * config/cris/cris.h (REG_CLASS_FROM_LETTER): Recognize 'b' for
7659 2008-02-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7662 * c-typeck.c (build_binary_op): Warn about floating point
7663 comparisons if FLOAT_TYPE_P, not only for REAL_TYPE.
7665 2008-02-21 Janis Johnson <janis187@us.ibm.com>
7668 * config/rs6000/rs6000.c (rs6000_altivec_abi): Clarify comment.
7669 (rs6000_explicit_options): Split abi into spe_abi and altivec_abi,
7671 (rs6000_override_options): Set altivec_abi as default, not override,
7672 for 64-bit GNU/Linux; for 32-bit GNU/Linux default to altivec_abi for
7673 TARGET_ALTIVEC; default to TARGET_ALTIVEC_VRSAVE when AltiVec ABI
7674 is used; use new member spe_abi.
7675 (rs6000_handle_option): Set rs6000_explicit_options.vrsave; use
7676 spe_abi and altivec_abi.
7678 2008-02-22 Tomas Bily <tbily@suse.cz>
7680 * tree-vectorizer.c (vect_is_simple_reduction): Fix comment typo.
7682 2008-02-21 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7685 * config.build (build_file_translate): Set to `CMD //c' only if
7687 * Makefile.in (build_file_translate): Improve comment.
7689 2008-02-21 Jan Hubicka <jh@suse.cz>
7691 * predict.def (PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL,
7692 PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL, PRED_CALL,
7693 PRED_TREE_EARLY_RETURN, PRED_NULL_RETURN): Update.
7695 2008-02-21 Michael Matz <matz@suse.de>
7698 * config/i386/i386.c (ix86_expand_branch): Add missing breaks.
7700 2008-02-21 Uros Bizjak <ubizjak@gmail.com>
7702 * config/i386/i386.md (mov<mode>cc): Macroize expander from movsfcc,
7703 movdfcc and movxfcc using X87MODEF mode iterator and SSE_FLOAT_MODE_P
7705 * config/i386/sse.md (<sse>_movup<ssemodesuffixf2c>): Macroize insn
7706 from sse_movups adn sse2_movupd using SSEMODEF2P mode iterator and
7707 SSE_VEC_FLOAT_MODE_P as insn constraint.
7708 (<sse>_movmskp<ssemodesuffixf2c>): Ditto from similar patterns.
7709 (sse4a_movnt<mode>): Macroize insn from sse4a_movntsf and
7710 sse4a_movntdf using MODEF mode iterator.
7711 (sse4a_vmmovnt<mode>): Macroize insn form sse4a_vmmovntv2df and
7712 sse4a_vmmovntv4sf using SSEMODEF2P mode iterator.
7713 (sse4_1_blendp<ssemodesuffixf2c>): Ditto from similar patterns.
7714 (sse4_1_blendvp<ssemodesuffixf2c>): Ditto.
7715 (sse4_1_dpp<ssemodesuffixf2c>): Ditto.
7716 (sse4_1_roundp<ssemodesuffixf2c>): Ditto.
7717 (sse4_1_rounds<ssemodesuffixf2c>): Ditto.
7719 2008-02-21 Richard Guenther <rguenther@suse.de>
7721 * tree.def (PAREN_EXPR): New tree code.
7722 * fold-const.c (fold_unary): Remove PAREN_EXPR around constants
7724 * tree-pretty-print.c (dump_generic_node): Handle PAREN_EXPR.
7725 * expr.c (expand_expr_real_1): Likewise.
7726 * tree-inline.c (estimate_num_insns_1): Likewise.
7727 * tree-complex.c (expand_complex_move): Likewise.
7728 * tree-vectorizer.c (vect_is_simple_use): Treat PAREN_EXPR (x)
7731 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
7734 * config/sh/sh.c (find_barrier): Don't go past 'from' argument.
7736 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
7739 * config/sh/sh.md (jump_compact): Disable for crossing jumps.
7741 * config/sh/sh.c (find_barrier): Don't go past
7742 NOTE_INSN_SWITCH_TEXT_SECTIONS note.
7744 2008-02-20 DJ Delorie <dj@redhat.com>
7746 * config/h8300/h8300.md (insv): Force source operand to be a register.
7748 * config/h8300/h8300.c (h8300_expand_epilogue): Emit return insn
7749 as a jump, not as a plain insn.
7751 2008-02-20 Seongbae Park <seongbae.park@gmail.com>
7753 * doc/invoke.texi (Warning Options): Add new option
7754 -Wframe-larger-than=.
7755 (-Wframe-larger-than): Document.
7757 * flags.h (warn_frame_larger_than, frame_larger_than_size):
7758 Add declarations for new option variables.
7760 * final.c (final_start_function): Check the frame size
7761 before emission and issue a Wframe-larger-than warning.
7763 * opts.c (warn_frame_larger_than, frame_larger_than_size):
7764 Add definitions for new option variables.
7765 (common_handle_option): Handle new option OPT_Wframe_larger_than_.
7767 * common.opt (Wframe-larger-than=): New option.
7769 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
7771 * config/i386/sse.md (<sse>_vmmul<mode>3): Fix typo in asm template.
7772 (<sse>_div<mode>3): Ditto.
7773 (<sse>_vmdiv<mode>3): Ditto.
7774 (<sse>_vmsqrt<mode>2): Ditto.
7775 (*smax<mode>3): Ditto.
7776 (sse5_frcz<mode>2): Ditto.
7777 (sse5_vmfrcz<mode>2): Ditto. Use TARGET_SSE5 instead of TARGET_ROUND
7780 2008-02-20 Richard Guenther <rguenther@suse.de>
7783 * builtins.c (validate_arg): If we want an INTEGER_TYPE,
7784 be happy with INTEGRAL_TYPE_P.
7786 2008-02-20 Richard Guenther <rguenther@suse.de>
7788 * fold-const.c (split_tree): Associate floatig-point expressions
7789 if flag_associative_math is set.
7791 2008-02-20 Richard Guenther <rguenther@suse.de>
7793 * tree.h (fold_real_zero_addition_p): Declare.
7794 * fold-const.c (fold_real_zero_addition_p): Export.
7795 * tree-ssa-reassoc.c (eliminate_using_constants): Also handle
7796 floating-point operations with zero and one.
7798 2008-02-20 Paolo Bonzini <bonzini@gnu.org>
7800 * doc/install.texi: Correct references to CFLAGS, replacing them
7801 with BOOT_CFLAGS. Document flags used during bootstrap for
7804 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
7806 * config/i386/i386.h (SSE_VEC_FLOAT_MODE_P): New define.
7807 * config/i386/i386.md (*sse_setcc<mode>): Macroize from *sse_setccsf
7808 and *sse_setccdf using MODEF mode iterator and SSE_FLOAT_MODE_P as
7810 (smin<mode>3): Ditto from similar patterns.
7811 (smax<mode>3): Ditto.
7812 (*ieee_smin<mode>3): Ditto.
7813 (*ieee_smax<mode>3): Ditto.
7814 * config/i386/sse.md (sse): New mode attribute.
7815 (mov<mode>): Macroize expander from movv4sf and movv2df using
7816 SSEMODEF2P mode iterator.
7817 (<sse>_movnt<mode>): Ditto from similar patterns. Use
7818 SSE_VEC_FLOAT_MODE_P as insn constraint.
7819 (storent<mode>): Ditto.
7820 (storent<mode>): Macroize expander from storentsf and storentdf using
7821 MODEF mode iterator.
7822 (neg<mode>2): Macroize from negv4sf2 and negv2df2 using SSEMODEF2P
7823 mode iterator and SSE_VEC_FLOAT_MODE_P as insn constraint.
7824 (abs<mode>2): Ditto from similar patterns.
7825 (add<mode>3, *add<mode>3, <sse>_vmadd<mode>3): Ditto.
7826 (sub<mode>3, *sub<mode>3, <sse>_vmsub<mode>3): Ditto.
7827 (<sse>_div<mode>3, <sse>_vmdiv<mode>3): Ditto.
7828 (<sse>_vmsqrt<mode>2): Ditto.
7829 (smin<mode>3, *smin<mode>3_finite, *smin<mode>3)
7830 (<sse>_vmsmin<mode>3, *ieee_smin<mode>3): Ditto.
7831 (smax<mode>3, *smax<mode>3_finite, *smax<mode>3)
7832 (<sse>_vmsmax<mode>3, *ieee_smax<mode>3): Ditto.
7833 (<sse>_maskcmp<mode>3): Macroize from sse_maskcmpv4sf3,
7834 sse_maskcmpsf3, sse2_maskcmpv2df3 and sse2_maskcmpdf3 using SSEMODEF4
7835 mode iterator. Use SSE_FLOAT_MODE_P with SSE_VEC_FLOAT_MODE_P as
7837 (<sse>_comi): Macroize from sse_comi and sse2_comi using MODEF mode
7838 iterator and SSE_FLOAT_MODE_P as insn constraint.
7839 (<sse>_ucomi): Ditto from similar patterns.
7840 (<sse>_vmmaskcmp<mode>3): Macroize from sse_vmmaskcmpv4sf3 and
7841 sse2_vmmaskcmpv2df3 using SSEMODEF2P mode iterator and
7842 SSE_VEC_FLOAT_MODE_P as insn constraint.
7843 (vcond<mode>): Ditto from similar patterns.
7844 (and<mode>3, *and<mode>3): Ditto.
7845 (<sse>_nand<mode>3): Ditto.
7846 (ior<mode>3, *ior<mode>3): Ditto.
7847 (xor<mode>3, *xor<mode>3): Ditto.
7848 (*and<mode>3): Macroize from *andsf3 and *anddf3 using MODEF mode
7849 iterator and SSE_FLOAT_MODE_P as insn constraint.
7850 (*nand<mode>3): Ditto from similar patterns.
7851 (*ior<mode>3): Ditto.
7852 (*xor<mode>3): Ditto.
7854 2008-02-20 Ira Rosen <irar@il.ibm.com>
7856 * config/spu/spu.md (vec_unpacku_hi_v8hi, vec_unpacku_lo_v8hi,
7857 vec_unpacks_hi_v8hi, vec_unpacks_lo_v8hi, vec_unpacku_hi_v16qi,
7858 vec_unpacku_lo_v16qi, vec_unpacks_lo_v16qi): Implement.
7860 2008-02-19 Jan Hubicka <jh@suse.cz>
7862 * predict.c (tree_bb_level_predictions): Remove variable next
7863 mistakely introduced by previous commit.
7865 2008-02-19 Jan Hubicka <jh@suse.cz>
7867 * predict.c (predict_paths_leading_to): Rewrite.
7868 (predict_paths_for_bb): New.
7869 (tree_bb_level_predictions): Update call of predict_paths_leading_to.
7871 2008-02-19 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7874 * Makefile.in (build_file_translate): New.
7875 (gcc-vers.texi): Use it for translating $(abs_srcdir).
7876 * config.build (build_file_translate): Set to `CMD //c' on MinGW.
7877 * configure.ac (build_file_translate): Substitute it.
7878 * configure: Regenerate.
7880 2008-02-19 Jan Hubicka <jh@suse.cz>
7882 PR rtl-optimization/34408
7883 * see.c (see_def_extension_not_merged): Copy subreg so we don't have
7886 2008-02-19 Jan Hubicka <jh@suse.cz>
7889 * tree-inline.c (estimate_num_insns_1): Fix counting of cost of
7892 2008-02-19 H.J. Lu <hongjiu.lu@intel.com>
7895 * config/i386/i386-modes.def: Revert the last DI alignment
7896 change until Ada people can look into it.
7898 2008-02-19 Nick Clifton <nickc@redhat.com>
7900 * opts.c (print_specific_help): Fix typo in --help text.
7902 2008-02-19 Jakub Jelinek <jakub@redhat.com>
7905 * config/i386/cpuid.h (__cpuid, __get_cpuid_max): Use special
7906 32-bit inline asm without asm alternatives for host GCC < 3.0.
7908 2008-02-19 Richard Guenther <rguenther@suse.de>
7910 PR tree-optimization/34989
7911 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Re-structure.
7912 Allow propagation to INDIRECT_REF if we can simplify only.
7914 2008-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7916 * c-common.c (warn_for_collisions_1): Use appropriate option when
7919 2008-02-19 Nick Clifton <nickc@redhat.com>
7922 * opts.c (undocumented_msg): Leave blank unless checking is enabled.
7923 (handle_options): Fix indentation.
7924 (print_filtered_help): If no language-specific options were
7925 displayed tell the user how to list all the options supported by
7926 the language's front-end.
7927 (print_specific_help): Fix indentation and remove duplicate line.
7928 (common_handle_option): Handle the -v option.
7929 For --help enable the display of undocumented options if the -v
7930 switch has been included on the command line.
7931 For --help= check for overlaps in the arguments between the option
7932 classes and the language names and issue a warning when they
7933 cannot be disambiguated.
7934 * c.opt (v): Pass on to the common option handler.
7936 2008-02-19 Revital Eres <eres@il.ibm.com>
7938 * modulo-sched.c (sms_schedule): Change dump message when
7939 create_ddg function fails.
7940 (try_scheduling_node_in_cycle): Rename row to cycle.
7941 (print_partial_schedule): Rename CYCLE to ROW.
7943 2008-02-19 Christian Bruel <christian.bruel@st.com>
7944 Zdenek Dvorak <ook@ucw.cz>
7946 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): Check step alignment.
7948 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
7951 * config/i386/i386.md (*x86_movsicc_0_m1_se): New insn pattern.
7952 (*x86_movdicc_0_m1_se): Ditto.
7954 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
7956 * config/i386/sfp-machine.h (__gcc_CMPtype): New typedef.
7957 (CMPtype): Define as __gcc_CMPtype.
7958 * config/rs6000/sfp-machine.h (__gcc_CMPtype): New typedef.
7959 (CMPtype): Define as __gcc_CMPtype.
7961 2008-02-19 Hans-Peter Nilsson <hp@axis.com>
7963 Support valgrind 3.3 for --enable-checking=valgrind.
7964 * system.h: Consolidate ENABLE_VALGRIND_CHECKING-dependent defines
7966 [!VALGRIND_MAKE_MEM_NOACCESS]: Define as VALGRIND_MAKE_NOACCESS.
7967 [!VALGRIND_MAKE_MEM_DEFINED]: Define as VALGRIND_MAKE_READABLE.
7968 [!VALGRIND_MAKE_MEM_UNDEFINED]: Define as VALGRIND_MAKE_WRITABLE.
7969 * ggc-common.c: Remove ENABLE_VALGRIND_CHECKING-dependent defines.
7970 Replace use of VALGRIND_MAKE_READABLE, VALGRIND_MAKE_WRITABLE, and
7971 VALGRIND_MAKE_NOACCESS with VALGRIND_MAKE_MEM_DEFINED,
7972 VALGRIND_MAKE_MEM_UNDEFINED, and VALGRIND_MAKE_MEM_NOACCESS
7974 * ggc-zone.c: Similar.
7975 * ggc-page.c: Similar.
7977 2008-02-19 Paul Brook <paul@codesourcery.com>
7980 * config/arm/ieee754-df.S: Fix do_it typo.
7981 * config/arm/ieee754-sf.S: Fix do_it typo.
7983 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
7986 * config/i386/i386.c (OPTION_MASK_ISA_MMX_SET): New.
7987 (OPTION_MASK_ISA_3DNOW_SET): Likewise.
7988 (OPTION_MASK_ISA_SSE_SET): Likewise.
7989 (OPTION_MASK_ISA_SSE2_SET): Likewise.
7990 (OPTION_MASK_ISA_SSE3_SET): Likewise.
7991 (OPTION_MASK_ISA_SSSE3_SET): Likewise.
7992 (OPTION_MASK_ISA_SSE4_1_SET): Likewise.
7993 (OPTION_MASK_ISA_SSE4_2_SET): Likewise.
7994 (OPTION_MASK_ISA_SSE4_SET): Likewise.
7995 (OPTION_MASK_ISA_SSE4A_SET): Likewise.
7996 (OPTION_MASK_ISA_SSE5_SET): Likewise.
7997 (OPTION_MASK_ISA_3DNOW_A_UNSET): Likewise.
7998 (OPTION_MASK_ISA_MMX_UNSET): Updated.
7999 (OPTION_MASK_ISA_3DNOW_UNSET): Updated.
8000 (OPTION_MASK_ISA_SSE_UNSET): Likewise.
8001 (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
8002 (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
8003 (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
8004 (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
8005 (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
8006 (OPTION_MASK_ISA_SSE5_UNSET): Likewise.
8007 (OPTION_MASK_ISA_SSE4): Removed.
8008 (ix86_handle_option): Turn on bits in ix86_isa_flags and
8009 ix86_isa_flags_explicit with OPTION_MASK_ISA_XXX_SET for -mXXX.
8010 (override_options): Don't turn on implied SSE/MMX bits in
8013 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
8015 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
8018 2008-02-18 Joey Ye <joey.ye@intel.com>
8021 * tree-nested.c (insert_field_into_struct): Set type alignment
8022 to field alignment if the former is less than the latter.
8024 2008-02-18 Jakub Jelinek <jakub@redhat.com>
8026 * BASE-VER: Set to 4.4.0.
8028 2008-02-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8030 * doc/c-tree.texi: Use @dots{} and @enddots{} where appropriate.
8031 * doc/cfg.texi: Likewise.
8032 * doc/extend.texi: Likewise.
8033 * doc/gty.texi: Likewise.
8034 * doc/invoke.texi: Likewise.
8035 * doc/loop.texi: Likewise.
8036 * doc/md.texi: Likewise.
8037 * doc/passes.texi: Likewise.
8038 * doc/rtl.texi: Likewise.
8039 * doc/sourcebuild.texi: Likewise.
8040 * doc/tm.texi: Likewise.
8041 * doc/tree-ssa.texi: Likewise.
8043 2008-02-17 Richard Guenther <rguenther@suse.de>
8046 * tree-complex.c (init_parameter_lattice_values): Handle parameters
8047 without default definition.
8049 2008-02-17 Richard Guenther <rguenther@suse.de>
8051 PR tree-optimization/35231
8052 * tree-vrp.c (register_edge_assert_for): Do not assume A == 0
8055 2008-02-17 Uros Bizjak <ubizjak@gmail.com>
8058 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
8059 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
8060 libgcc_cmp_return mode.
8062 2008-02-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8065 * doc/invoke.texi (-std): Clarify description of -std= and -ansi.
8067 2008-02-16 Ralf Corsepius <ralf.corsepius@rtems.org>
8069 * config/m68k/t-rtems (M68K_MLIB_CPU): Add 5208, 5307, 5407, 5475
8072 2008-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8074 * doc/c-tree.texi: Use `@.' where appropriate.
8075 * doc/extend.texi: Likewise.
8076 * doc/install.texi: Likewise.
8077 * doc/invoke.texi: Likewise.
8078 * doc/loop.texi: Likewise.
8079 * doc/makefile.texi: Likewise.
8080 * doc/md.texi: Likewise.
8081 * doc/passes.texi: Likewise.
8082 * doc/standards.texi: Likewise.
8083 * doc/tm.texi: Likewise.
8085 2008-02-15 Jakub Jelinek <jakub@redhat.com>
8088 * omp-low.c (expand_omp_for_generic): Don't initialize fd->v
8090 (expand_omp_for_static_nochunk): Initialize fd->v in seq_start_bb
8091 rather than in entry_bb.
8093 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
8095 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
8096 libgcc_cmp_return mode.
8098 2008-02-15 Jakub Jelinek <jakub@redhat.com>
8101 * tree-nested.c (convert_call_expr): Put FRAME.* vars into
8102 OMP_CLAUSE_SHARED rather than OMP_CLAUSE_FIRSTPRIVATE clause.
8104 2008-02-15 Richard Guenther <rguenther@suse.de>
8105 Zdenek Dvorak <ook@ucw.cz>
8107 PR tree-optimization/35164
8108 * tree-flow.h (stmt_references_abnormal_ssa_name): Declare.
8109 * tree-dfa.c (stmt_references_abnormal_ssa_name): New function.
8110 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
8111 Only propagate addresses which do not have abnormal SSA_NAMEs
8114 2008-02-15 Joseph Myers <joseph@codesourcery.com>
8117 * config/m68k/m68k.h (DWARF_CIE_DATA_ALIGNMENT): Define.
8119 2008-02-15 Jan Hubicka <jh@suse.cz>
8122 * ipa.c (cgraph_remove_unreachable_nodes): Clear local.inlinable flag.
8124 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
8127 * function.c (pad_to_arg_alignment): Remove test for STACK_BOUNDARY
8128 when calculating alignment_pad.
8130 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
8132 * config/i386/i386.h (CLEAR_RATIO): Use MIN macro.
8133 (WIDEST_HARDWARE_FP_SIZE): Use LONG_DOUBLE_TYPE_SIZE define.
8134 * config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Use MAX macro
8135 and STACK_BOUNDARY define.
8137 2008-02-14 Danny Smith <dannysmith@users.sourceforge.net>
8139 PR preprocessor/35061
8140 * c-pragma.c (handle_pragma_pop_macro): Check that
8141 pushed_macro_table has been allocated.
8143 2008-02-14 Eric Botcazou <ebotcazou@adacore.com>
8146 * gimplify.c (force_gimple_operand_bsi): Revert 2008-02-12 change.
8147 (force_gimple_operand): Likewise.
8148 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Add new cases
8149 for TARGET_MEM_REF and CONVERT_EXPR/NON_LVALUE_EXPR/NOP_EXPR.
8150 Also recurse on the operand for regular VIEW_CONVERT_EXPRs.
8151 (find_interesting_uses_address): Check addressability and alignment
8152 of the base expression only after substituting bases of IVs into it.
8154 2008-02-14 Michael Matz <matz@suse.de>
8157 * function.c (instantiate_virtual_regs_in_insn): Reload address
8158 before falling back to reloading the whole operand.
8160 2008-02-14 Andreas Krebbel <krebbel1@de.ibm.com>
8162 * config/s390/s390.c (s390_mainpool_start): Emit the pool
8163 before the first section switch note.
8165 2008-02-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8167 * doc/bugreport.texi: Update copyright years.
8168 * doc/c-tree.texi: Likewise.
8169 * doc/cfg.texi: Likewise.
8170 * doc/cpp.texi: Likewise.
8171 * doc/cppinternals.texi: Likewise.
8172 * doc/fragments.texi: Likewise.
8173 * doc/frontends.texi: Likewise.
8174 * doc/gcc.texi: Likewise.
8175 * doc/gty.texi: Likewise.
8176 * doc/hostconfig.texi: Likewise.
8177 * doc/implement-c.texi: Likewise.
8178 * doc/libgcc.texi: Likewise.
8179 * doc/loop.texi: Likewise.
8180 * doc/makefile.texi: Likewise.
8181 * doc/options.texi: Likewise.
8182 * doc/passes.texi: Likewise.
8183 * doc/rtl.texi: Likewise.
8184 * doc/sourcebuild.texi: Likewise.
8185 * doc/standards.texi: Likewise.
8186 * doc/tree-ssa.texi: Likewise.
8187 * doc/trouble.texi: Likewise.
8189 * doc/extend.texi: Use @: or add comma where appropriate.
8190 * doc/invoke.texi: Likewise.
8191 * doc/tm.texi: Likewise.
8193 2008-02-14 Alan Modra <amodra@bigpond.net.au>
8196 * config/rs6000/rs6000.md (restore_stack_block): Force operands[1]
8199 2008-02-14 Jesper Nilsson <jesper.nilsson@axis.com>
8201 * doc/md.texi (clz, ctz): Add reference.
8202 * doc/rtl.texi (clz, ctz): Likewise.
8204 2008-02-13 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8207 * Makefile.in (gcc-vers.texi): Use abs_srcdir for the value of
8210 2008-02-13 Andreas Krebbel <krebbel1@de.ibm.com>
8212 * config/s390/s390.c (struct constant_pool): New field
8213 emit_pool_after added.
8214 (s390_mainpool_start): Set the emit_pool_after flag according
8215 to the section switch notes.
8216 (s390_mainpool_finish): Consider emit_pool_after when emitting
8217 the literal pool at the end of the function.
8218 (s390_chunkify_start): Force literal pool splits at section
8221 2008-02-13 Michael Matz <matz@suse.de>
8224 * var-tracking.c (clobber_variable_part): Correctly traverse the
8227 2008-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8230 * doc/invoke.texi (Debugging Options): Remove -fdump-tree-inlined.
8231 Add -fdump-ipa-inline.
8232 * tree-dump.c (dump_files): Remove tree-inlined dump.
8233 * tree-pass.h (tree_dump_index): Remove TDI_inlined.
8235 2008-02-12 Richard Guenther <rguenther@suse.de>
8237 PR tree-optimization/35171
8238 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Deal with
8241 2008-02-12 Richard Guenther <rguenther@suse.de>
8244 * fold-const.c (fold_widened_comparison): Use get_unwidened in
8245 value-preserving mode. Disallow final truncation.
8247 2008-02-12 Eric Botcazou <ebotcazou@adacore.com>
8250 * gimplify.c (force_gimple_operand_bsi): Move SSA renaming
8251 code from here to...
8252 (force_gimple_operand): ...here.
8254 2008-02-12 Jakub Jelinek <jakub@redhat.com>
8257 * tree-sra.c (sra_build_assignment): fold_convert SRC if copying
8258 non-compatible pointers.
8259 (generate_element_copy): If SRC and DST are RECORD_TYPEs with
8260 different FIELD_DECLs, try harder by comparing field offsets, sizes
8264 * function.c (match_asm_constraints_1): Don't replace the same input
8267 2008-02-12 Anatoly Sokolov <aesok@post.ru>
8269 * config/avr/avr.h (AVR_HAVE_RAMPZ): Define.
8270 * config/avr/avr.c (expand_prologue): Save RAMPZ register.
8271 (expand_epilogue): Restore RAMPZ register.
8272 * config/avr/avr.md (RAMPZ_ADDR): New constant.
8274 2008-02-11 Kai Tietz <kai.tietz@onevision.com>
8276 * config/i386/cygwin.asm: (__alloca): Correct calling
8277 convention and alignment.
8278 (__chkstk): Force 8 byte stack alignment.
8280 2008-02-11 Uros Bizjak <ubizjak@gmail.com>
8281 Richard Guenther <rguenther@suse.de>
8283 PR tree-optimization/33992
8284 * tree-ssa-loop-im.c (rewrite_bittest): Fixup the type of
8285 the zero we compare against.
8287 2008-02-10 Danny Smith <dannysmith@users.sourceforge.net>
8290 * gthr-win32.h (__gthread_mutex_destroy_function): New function
8291 to CloseHandle after unlocking to prevent accumulation of handle
8294 2008-02-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8297 * pa.c (legitimize_pic_address): Add REG_EQUAL note on sets with a
8298 pic_label_operand source. Similarly, add a REG_LABEL_OPERAND note
8299 and update LABEL_NUSES during and after reload.
8301 2008-02-08 Steven Bosscher <stevenb.gcc@gmail.com>
8304 * combine.c (simplify_if_then_else): Make sure the comparison is
8305 against const0_rtx when simplifying to (abs x) or (neg (abs X)).
8307 2008-02-08 Richard Sandiford <rsandifo@nildram.co.uk>
8310 * double-int.h: Don't include gmp.h for GENERATOR_FILEs.
8311 (mpz_set_double_int, mpz_get_double_int): Hide from GENERATOR_FILEs.
8312 * real.h: Don't include gmp.h or mpfr.h for GENERATOR_FILEs.
8313 (real_from_mpfr, mpfr_from_real): Hide from GENERATOR_FILEs.
8314 * tree.h (get_type_static_bounds): Likewise.
8316 2008-02-08 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8318 * doc/invoke.texi (Option Summary, C++ Dialect Options)
8319 (Objective-C and Objective-C++ Dialect Options, Warning Options):
8320 Make -Wfoo language annotations match what the compiler outputs.
8322 2008-02-08 Sa Liu <saliu@de.ibm.com>
8324 * config/spu/spu-builtins.def: Fixed wrong parameter type in spu
8325 intrinsics spu_convts, spu_convtu, spu_convtf.
8327 2008-02-08 Hans-Peter Nilsson <hp@axis.com>
8329 * doc/extend.texi (Function Attributes) <noinline>: Mention
8330 asm ("") as method to keep calls.
8332 2008-02-07 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8335 * doc/options.texi (Options): Replace references to opts.sh with
8337 * opts-common.c: Likewise.
8338 * optc-gen.awk: Likewise.
8340 2008-02-07 Andreas Krebbel <krebbel1@de.ibm.com>
8342 * config/s390/s390.h (FUNCTION_ARG_REGNO_P): Fix fprs for 64 bit.
8344 2008-02-07 Richard Henderson <rth@redhat.com>
8347 * config/alpha/alpha.c (alpha_emit_xfloating_compare): Use an
8348 EXPR_LIST for the REG_EQUAL instead of a comparison with a
8351 2008-02-07 Uros Bizjak <ubizjak@gmail.com>
8353 PR tree-optimization/35085
8354 * tree-ssa-reassoc.c (rewrite_expr_tree): Enable destructive update
8355 for operand entry oe2 in addition to operand entry oe3 in order to
8356 expose more opportunities for vectorizer sum reduction.
8358 2008-02-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8361 * Makefile.in (LIBS): Remove $(GMPLIBS).
8362 (cc1-dummy, cc1): Add $(GMPLIBS).
8364 2008-02-06 Jan Hubicka <jh@suse.cz>
8367 * i386.md (moddf_integer): Do not produce partial memory stalls for
8368 targets where it hurts.
8370 2008-02-06 Uros Bizjak <ubizjak@gmail.com>
8373 * optabs.c (expand_float): Do not check for decimal modes when
8374 expanding unsigned integer through signed conversion.
8376 2008-02-06 Nick Clifton <nickc@redhat.com>
8378 * config/stormy16/stormy16.md (eqbranchsi): Replace a match_dup
8379 inside the clobber with a match_operand and duplicated operand
8380 number in the constraint.
8381 (ineqbranchsi): Delete redundant comment.
8383 2008-02-06 Ralf Corsepius <ralf.corsepius@rtems.org>
8385 * config/arm/rtems-elf.h (TARGET_OS_CPP_BUILTINS): Add
8386 builtin_define ("__USE_INIT_FINI__").
8387 * config/h8300/t-rtems (MULTILIB_OPTION,MULTILIB_DIRNAMES): Add
8389 * gthr-rtems.h: Remove __GTHREAD_MUTEX_INIT.
8391 2008-02-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8393 PR documentation/30330
8394 * doc/invoke.texi (C++ Dialect Options)
8395 (Objective-C and Objective-C++ Dialect Options, Warning Options):
8396 For each warning option -Wfoo that allows -Wno-foo, ensure both
8397 -Wfoo and -Wno-foo are listed in the option index. Fix index
8398 entry of -Wswitch-default, index -Wnormalized= including the
8399 `=', and -Wlarger-than-@var{len} including @var{len}.
8401 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
8403 * config/i386/i386.md (floatunssisf2): Use
8404 ix86_expand_convert_uns_sisf_sse also for TARGET_SSE.
8405 (floatunssi<mode>2): Rename from floatunssisf2 and floatunssidf2.
8406 Macroize expander using MODEF mode iterator.
8408 2008-02-05 Diego Novillo <dnovillo@google.com>
8410 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00140.html
8413 * tree-vrp.c (vrp_evaluate_conditional): Revert fix for PR 33738.
8415 2008-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8418 * toplev.c (print_version): Honor `indent' for GMP/MPFR warnings.
8420 2008-02-05 H.J. Lu <hongjiu.lu@intel.com>
8423 * config/i386/i386.c (ix86_function_sseregparm): Add an arg
8424 to indicate if a message should be generated.
8425 (init_cumulative_args): Updated.
8426 (function_value_32): Likewise.
8428 2008-02-05 Joseph Myers <joseph@codesourcery.com>
8430 * doc/include/texinfo.tex: Update to version 2008-02-04.16.
8432 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
8435 * config/i386/i386.md (floatunsisf2): Enable for TARGET_SSE_MATH only.
8436 Call ix86_expand_convert_uns_sisf_sse for TARGET_SSE2.
8438 2008-02-04 Diego Novillo <dnovillo@google.com>
8440 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00110.html
8443 * tree-vrp.c (vrp_evaluate_conditional): With
8444 -Wtype-limits, emit a warning when comparing against a
8445 constant outside the natural range of OP0's type.
8447 2008-02-04 Richard Guenther <rguenther@suse.de>
8450 * expr.c (count_type_elements): Give for unions instead of
8453 2008-02-04 Richard Guenther <rguenther@suse.de>
8456 * gimplify.c (gimplify_init_ctor_eval): Convert array indices
8457 to TYPE_DOMAINs base type instead of using bitsizetype here.
8459 2008-02-03 Jason Merrill <jason@redhat.com>
8461 * print-tree.c (print_node) [CONSTRUCTOR]: Print elements.
8463 2008-02-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8466 * doc/invoke.texi (C++ Dialect Options, Optimize Options)
8467 (HPPA Options, i386 and x86-64 Options, IA-64 Options)
8468 (RS/6000 and PowerPC Options): Fix typos and markup.
8469 * doc/passes.texi (Tree-SSA passes): Likewise.
8471 2008-02-02 Michael Matz <matz@suse.de>
8474 * postreload-gcse.c (record_last_reg_set_info_regno): Renamed
8475 from record_last_reg_set_info.
8476 (record_last_reg_set_info): Take an RTX argument, iterate over all
8477 constituent hardregs.
8478 (record_last_set_info, record_opr_changes): Change calls to
8479 new signature or to record_last_reg_set_info_regno.
8481 2008-02-02 Gerald Pfeifer <gerald@pfeifer.com>
8483 * doc/extend.texi (X86 Built-in Functions): Fix grammar.
8485 2008-02-01 Hans-Peter Nilsson <hp@axis.com>
8487 PR rtl-optimization/34773
8488 * reg-notes.def (EQUAL): Mention significance of combination of
8489 REG_EQUAL and REG_RETVAL.
8490 * fwprop.c (try_fwprop_subst): Don't add REG_EQUAL to an
8491 insn that has a REG_RETVAL.
8493 2008-02-01 Roger Sayle <roger@eyesopen.com>
8496 * configure.ac (--enable-fixed-point): Disable unless explicitly
8498 * configure: Regenerate.
8500 2008-02-01 Richard Guenther <rguenther@suse.de>
8503 * invoke.texi (-finline-limit): Remove no longer true parts
8504 of the documentation. Note that there is no default value.
8506 2008-02-01 Andrew Pinski <pinskia@gmail.com>
8507 Mark Mitchell <mark@codesourcery.com>
8508 Ben Elliston <bje@au.ibm.com>
8511 * doc/extend.texi (Other Builtins): Document.
8513 2008-01-31 Tom Browder <tom.browder@gmail.com>
8515 * doc/c-tree.texi (Types): Fix grammar.
8516 (Expression trees): Ditto.
8517 * doc/passes.texi (Tree-SSA passes): Ditto.
8519 * doc/configterms.texi (Configure Terms): Fix typo.
8520 * doc/cpp.texi (Common Predefined Macros): Ditto.
8521 * doc/md.texi (Machine Constraints): Ditto.
8523 * doc/makefile.texi (Makefile): Add comma.
8525 2008-01-31 Tom Browder <tom.browder@gmail.com>
8526 Gerald Pfeifer <gerald@pfeifer.com>
8528 * doc/sourcebuild.texi (Front End): Remove references to CVS
8529 and CVSROOT/modules.
8530 (Texinfo Manuals): Replace reference to CVS by one to SVN.
8531 (Back End): Remove reference to CVS.
8533 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
8536 * config/mips/mips.c (gen_load_const_gp): New function, taking a
8538 (mips16_gp_pseudo_reg): ...here.
8539 * config/mips/mips.md (load_const_gp): Replace with...
8540 (load_const_gp_<mode>): ...this :P-based insn.
8542 2008-01-31 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8544 * doc/invoke.texi (-ansi): Mention explicitly corresponding -std=
8545 options. Minor fixes.
8546 (-std): Move reference to standards closer to where language
8547 standards are first mentioned.
8549 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
8551 PR rtl-optimization/34995
8552 * reload.c (alternative_allows_const_pool_ref): Take an rtx
8553 parameter and return a bool. If the rtx parameter is nonnull,
8554 check that it satisfies an EXTRA_MEMORY_CONSTRAINT.
8555 (find_reloads): Update call accordingly. Pass the new operand
8556 if it needed no address reloads, otherwise pass null.
8558 2008-01-30 Richard Henderson <rth@redhat.com>
8561 * tree.c (build_type_attribute_qual_variant): Skip TYPE_DOMAIN
8562 for unbounded arrays.
8564 2008-01-30 Silvius Rus <rus@google.com>
8566 * config/i386/xmmintrin.h (_mm_prefetch): Add const to first arg.
8568 2008-01-30 Jan Hubicka <jh@suse.cz>
8571 * i386.c (init_cumulative_args): Use real function declaration when
8574 2008-01-30 Richard Sandiford <rsandifo@nildram.co.uk>
8576 PR rtl-optimization/34998
8577 * global.c (build_insn_chain): Treat non-subreg_lowpart
8578 SUBREGs of pseudos as clobbering all the words covered by the
8579 SUBREG, not just all the bytes.
8580 * ra-conflict.c (clear_reg_in_live): Likewise. Take the
8581 original df_ref rather than an extract parameter.
8582 (global_conflicts): Update call accordingly.
8584 2008-01-30 Andreas Krebbel <krebbel1@de.ibm.com>
8586 * config/s390/fixdfdi.h (__fixunstfdi, __fixtfdi): Rearrange
8587 the overflow check to make it easier to read.
8588 (__fixtfdi): Change the type of the ll member in union
8589 long_double to UDItype_x.
8591 2008-01-30 Jakub Jelinek <jakub@redhat.com>
8594 * cgraph.h (cgraph_update_edges_for_call_stmt): New prototype.
8595 * cgraph.c (cgraph_update_edges_for_call_stmt): New function.
8596 * tree-inline.c (fold_marked_statements): Call
8597 cgraph_update_edges_for_call_stmt if folding a call statement.
8598 * cgraphunit.c (verify_cgraph_node): Set cfun to this_cfun for
8599 debug_generic_stmt calls, reset it back afterwards.
8602 * c-decl.c (start_decl): Don't pedwarn about TREE_READONLY
8604 * c-typeck.c (build_external_ref): Don't pedwarn about
8605 static vars in current function's scope.
8607 2008-01-29 Joseph Myers <joseph@codesourcery.com>
8609 * config.gcc (i[34567]86-*-nto-qnx*): Remove deprecation.
8611 2008-01-29 Bernhard Fischer <aldot@gcc.gnu.org>
8614 * ipa-struct-reorg.c: Fix spelling.
8615 * params.def: Ditto.
8617 2008-01-29 Richard Guenther <rguenther@suse.de>
8620 * tree-inline.h (struct copy_body_data): Add remapping_type_depth
8622 * tree-inline.c (remap_type): Increment remapping_type_depth
8623 around remapping types.
8624 (copy_body_r): Only add referenced variables if they are referenced
8625 from code, not types.
8627 2008-01-29 Douglas Gregor <doug.gregor@gmail.com>
8638 * c-pretty-print.c (pp_c_type_qualifier_list): Don't try to print
8639 qualifiers for an ERROR_MARK_NODE or a NULL_TREE.
8641 2008-01-28 Andy Hutchinson <hutchinsonandy@netscape.net>
8644 * config/avr/avr.c (expand_prologue): Use correct QI mode frame
8645 pointer for tiny stack.
8647 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
8649 * doc/tree-ssa.texi: Add cindex PHI nodes and improve wording.
8651 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
8653 * config/vx-common.h: Fix typo in comment.
8655 2008-01-28 Ian Lance Taylor <iant@google.com>
8659 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Don't
8660 coalesce pointers if they have different DECL_NO_TBAA_P values.
8661 * tree-ssa-copy.c (may_propagate_copy): Don't propagate copies
8662 between variables with different DECL_NO_TBAA_P values.
8664 2008-01-28 Nathan Froyd <froydnj@codesourcery.com>
8667 * config/rs6000/rs6000.c (small_data_operand): Vectors and floats
8668 are not legitimate small data references on SPE targets.
8670 2008-01-28 David Daney <ddaney@avtrex.com>
8672 * doc/install.texi (mips-*-*): Recommend binutils 2.18.
8674 2008-01-28 David Daney <ddaney@avtrex.com>
8676 * doc/install.texi (--disable-libgcj-bc): Reword documentation.
8678 2008-01-27 Joseph Myers <joseph@codesourcery.com>
8680 * config.gcc (strongarm*-*, ep9312*-*, xscale*-*, parisc*-*,
8681 m680[012]0-*, *-*-beos*, *-*-kaos*, *-*-linux*aout*,
8682 *-*-linux*libc1*, *-*-solaris2.[0-6], *-*-solaris2.[0-6].*,
8683 *-*-sysv*, *-*-windiss*, alpha*-*-unicosmk*, cris-*-aout,
8684 hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
8685 i[34567]86-sequent-ptx4*, i[34567]86-*-nto-qnx*,
8686 i[34567]86-*-sco3.2v5*, i[34567]86-*-uwin*, powerpc-*-chorusos*,
8687 vax-*-bsd*, vax-*-ultrix*): Mark obsolete.
8689 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
8691 * basic-block.h (condjump_equiv_p): Fix comment.
8693 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
8695 * tree-pretty-print.c (print_generic_decl, print_generic_stmt,
8696 print_generic_stmt_indented): Fix comment.
8698 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
8700 * configure.ac (__stack_chk_fail): Add detecion for availability
8701 of SSP in uClibc by checking if __UCLIBC_HAS_SSP__ is defined.
8702 * configure: Regenerate.
8704 2008-01-26 Maxim Kuvyrkov <maxim@codesourcery.com>
8707 * final.c (output_addr_const): Handle TRUNCATE.
8709 2008-01-26 Zdenek Dvorak <ook@ucw.cz>
8712 * tree-ssa-loop-ivopts.c (comp_cost): New type.
8713 (zero_cost, infinite_cost): New constants.
8714 (struct cost_pair): Change type of cost to comp_cost.
8715 (struct iv_ca): Change type of cand_use_cost and cost to comp_cost.
8716 (new_cost, add_costs, sub_costs, compare_costs, infinite_cost_p):
8718 (set_use_iv_cost, force_expr_to_var_cost, force_var_cost,
8719 split_address_cost, ptr_difference_cost, difference_cost,
8720 get_computation_cost_at, get_computation_cost,
8721 determine_use_iv_cost_generic, determine_use_iv_cost_address,
8722 determine_use_iv_cost_condition, determine_use_iv_costs,
8723 cheaper_cost_pair, iv_ca_recount_cost, iv_ca_set_no_cp,
8724 iv_ca_set_cp, iv_ca_cost, iv_ca_new, iv_ca_dump, iv_ca_extend,
8725 iv_ca_narrow, iv_ca_prune, try_improve_iv_set, find_optimal_iv_set):
8726 Change type of cost to comp_cost.
8727 (determine_iv_cost): Increase cost of non-original ivs, instead
8728 of decreasing the cost of original ones.
8729 (get_address_cost): Indicate the complexity of the addressing mode
8731 (try_add_cand_for): Prefer using ivs not specific to some object.
8732 * tree-flow.h (force_expr_to_var_cost): Declaration removed.
8734 2008-01-26 Peter Bergner <bergner@vnet.ibm.com>
8735 Janis Johnson <janis187@us.ibm.com>
8738 * doc/tm.texi (TARGET_EXPAND_TO_RTL_HOOK): Document.
8739 (TARGET_INSTANTIATE_DECLS): Likewise.
8740 * target.h (expand_to_rtl_hook): New target hook.
8741 (instantiate_decls): Likewise.
8742 * function.c (instantiate_decl): Make non-static. Rename to...
8743 (instantiate_decl_rtl): ... this.
8744 (instantiate_expr): Use instantiate_decl_rtl.
8745 (instantiate_decls_1): Likewise.
8746 (instantiate_decls): Likewise.
8747 (instantiate_virtual_regs: Call new instantiate_decls taget hook.
8748 * function.h (instantiate_decl_rtl): Add prototype.
8749 * cfgexpand.c (target.h): New include.
8750 (tree_expand_cfg): Call new expand_to_rtl_hook target hook.
8751 * target-def.h (TARGET_EXPAND_TO_RTL_HOOK): New define.
8752 (TARGET_INSTANTIATE_DECLS): Likewise.
8753 (TARGET_INITIALIZER): New target hooks added.
8754 * config/rs6000/rs6000-protos.h (rs6000_secondary_memory_needed_rtx):
8756 * config/rs6000/rs6000.c (tree-flow.h): New include.
8757 (machine_function): Add sdmode_stack_slot field.
8758 (rs6000_alloc_sdmode_stack_slot): New function.
8759 (rs6000_instantiate_decls): Likewise.
8760 (rs6000_secondary_memory_needed_rtx): Likewise.
8761 (rs6000_check_sdmode): Likewise.
8762 (TARGET_EXPAND_TO_RTL_HOOK): Target macro defined.
8763 (TARGET_INSTANTIATE_DECLS): Likewise.
8764 (rs6000_hard_regno_mode_ok): Allow SDmode.
8765 (num_insns_constant): Likewise. Handle _Decimal32 constants.
8766 (rs6000_emit_move): Handle SDmode.
8767 (function_arg_advance): Likewise.
8768 (function_arg): Likewise.
8769 (rs6000_gimplify_va_arg): Likewise. Add special handling of
8770 SDmode var args for 32-bit compiles.
8771 (rs6000_secondary_reload_class): Handle SDmode.
8772 (rs6000_output_function_epilogue): Likewise.
8773 (rs6000_function_value): Simplify if statement.
8774 (rs6000_libcall_value): Likewise.
8775 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Handle SDmode.
8776 (SECONDARY_MEMORY_NEEDED_RTX): Add define.
8777 * config/rs6000/dfp.md (movsd): New define_expand and splitter.
8778 (movsd_hardfloat): New define_insn.
8779 (movsd_softfloat): Likewise.
8780 (movsd_store): Likewise.
8781 (movsd_load): Likewise.
8782 (extendsddd2): Likewise.
8783 (extendsdtd2): Likewise.
8784 (truncddsd2): Likewise.
8785 (movdd_hardfloat64): Fixup comment.
8786 (UNSPEC_MOVSD_LOAD): New constant.
8787 (UNSPEC_MOVSD_STORE): Likewise.
8789 2008-01-26 Jakub Jelinek <jakub@redhat.com>
8792 * c-pretty-print.c (pp_c_exclusive_or_expression): Handle
8794 (pp_c_logical_and_expression): Handle TRUTH_AND_EXPR.
8795 (pp_c_logical_or_expression): Handle TRUTH_OR_EXPR.
8796 (pp_c_expression): Handle TRUTH_AND_EXPR, TRUTH_OR_EXPR
8799 2008-01-26 David Edelsohn <edelsohn@gnu.org>
8802 * config.gcc: Separate AIX 5.3 from AIX 6.1.
8803 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
8804 __LONGDOUBLE128 too.
8805 * config/rs6000/aix61.h: New file.
8807 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
8809 PR rtl-optimization/34959
8810 * optabs.c (expand_unop): In libcall notes, give ffs, clz, ctz,
8811 popcount and parity rtxes the same mode as their operand.
8812 Truncate or extend the result to the return value's mode
8815 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
8818 * config/mips/mips-protos.h (mips_expand_call): Return an rtx.
8819 * config/mips/mips.h (FIRST_PSEUDO_REGISTER): Rename FAKE_CALL_REGNO
8820 to GOT_VERSION_REGNUM.
8821 (CALL_REALLY_USED_REGISTERS): Set the GOT_VERSION_REGNUM entry to 0.
8822 (EPILOGUE_USES): Include GOT_VERSION_REGNUM if TARGET_USE_GOT.
8823 * config/mips/mips.c (mips_emit_call_insn): New function.
8824 (mips_call_tls_get_addr): Call mips_expand_call directly.
8825 (mips16_copy_fpr_return_value): Use mips_emit_call_insn rather than
8827 (mips16_build_call_stub): Likewise. Return the call insn or null.
8828 (mips_expand_call): Update the call to mips16_build_call_stub
8829 accordingly and a remove redundant condition. Assert that MIPS16
8830 stubs do not use lazy binding. Use mips_emit_call_insn and return
8832 (mips_extra_live_on_entry): Include GOT_VERSION_REGNUM if
8834 (mips_hard_regno_mode_ok_p): Allow SImode for GOT_VERSION_REGNUM.
8835 (mips_avoid_hazard): Remove hazard_set handling.
8836 * config/mips/mips.md (UNSPEC_EH_RECEIVER): Rename to...
8837 (UNSPEC_RESTORE_GP): ...this.
8838 (UNSPEC_SET_GOT_VERSION, UNSPEC_UPDATE_GOT_VERSION): New constants.
8839 (FAKE_CALL_REGNO): Rename to...
8840 (GOT_VERSION_REGNUM): ...this.
8841 (type): Add "ghost" value. Add an associated insn reservation.
8842 (hazard_set): Remove.
8843 (exception_receiver): Rename to...
8844 (restore_gp): ...this and update the unspec identifier accordingly.
8845 (exception_receiver, nonlocal_got_receiver): New expanders.
8846 (load_call<mode>): Use GOT_VERSION_REGNUM. Don't set
8847 FAKE_CALL_REGNO. Remove hazard_set attribute.
8848 (set_got_version, update_got_version): New patterns.
8850 2008-01-26 Danny Smith <dannysmith@users.sourceforge.net>
8853 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Define.
8855 2008-01-25 Joseph Myers <joseph@codesourcery.com>
8858 * doc/install.texi2html: Generate gcc-vers.texi.
8860 2008-01-25 DJ Delorie <dj@redhat.com>
8862 * config/m32c/m32c.h (ASM_PREFERRED_EH_DATA_FORMAT): Define.
8864 2008-01-25 Joseph Myers <joseph@codesourcery.com>
8866 * config/c4x: Remove directory.
8867 * config.gcc (crx-*, mt-*): Mark obsolete.
8868 (c4x-*, tic4x-*, c4x-*-rtems*, tic4x-*-rtems*, c4x-*, tic4x-*,
8869 h8300-*-rtemscoff*, ns32k-*-netbsdelf*, ns32k-*-netbsd*,
8870 sh-*-rtemscoff*): Remove cases.
8871 * defaults.h (C4X_FLOAT_FORMAT): Remove.
8872 * real.c (encode_c4x_single, decode_c4x_single,
8873 encode_c4x_extended, decode_c4x_extended, c4x_single_format,
8874 c4x_extended_format): Remove.
8875 * real.h (c4x_single_format, c4x_extended_format): Remove.
8876 * doc/extend.texi (interrupt, naked): Remove mention of attributes
8878 (Pragmas): Remove comment about c4x pragmas.
8879 * doc/install.texi (c4x): Remove target-specific instructions.
8880 * doc/invoke.texi (TMS320C3x/C4x Options): Remove.
8881 * doc/md.texi (Machine Constraints): Remove C4x documentation.
8882 * doc/tm.texi (MEMBER_TYPE_FORCES_BLK, c_register_pragma): Do not
8883 refer to C4x source files as examples.
8884 (C4X_FLOAT_FORMAT): Remove documentation.
8886 2008-01-25 Bernd Schmidt <bernd.schmidt@analog.com>
8888 * config/bfin/bfin.c (override_options): Reorder tests so that
8889 flag_pic gets enabled for -msep-data.
8891 2008-01-25 Richard Guenther <rguenther@suse.de>
8894 * expr.c (expand_expr_real_1): Reduce result of LSHIFT_EXPR
8895 to its bitfield precision if required.
8897 2008-01-25 Jakub Jelinek <jakub@redhat.com>
8900 * tree-nested.c (walk_omp_for): New function.
8901 (convert_nonlocal_reference, convert_local_reference): Call
8902 walk_omp_for on OMP_FOR.
8903 (convert_call_expr): Call walk_body on OMP_FOR's
8904 OMP_FOR_PRE_INIT_BODY.
8906 2008-01-25 Richard Guenther <rguenther@suse.de>
8908 PR tree-optimization/34966
8909 * tree-ssa-math-opts.c (execute_cse_sincos_1): For all but
8910 default defs and PHI_NODEs we have to insert after the
8913 2008-01-24 Nick Clifton <nickc@redhat.com>
8915 * config/stormy16/stormy16-lib2.c (MIN_UNITS_PER_WORD):
8916 Provide a default definition.
8917 (LIBGCC2_UNITS_PER_WORD): Likewise.
8919 * config/stormy16/stormy16.c: Include df.h for the prototype
8920 for df_regs_ever_live_p.
8921 (xstormy16_expand_builtin_va_start): Convert the stack offset
8922 into a component_ref and then use POINTER_PLUS_EXPR to add it
8923 to the incoming_virtual_args_rtx.
8924 (xstormy16_gimplify_va_arg_expr): Rename to
8925 xstormy16_gimplify_va_arg_expr.
8926 Use POINTER_PLUS_EXPR when performing pointer arithmetic.
8927 (TARGET_GIMPLIFY_VA_ARG_EXPR): Use renamed
8928 xstormy16_gimplify_va_arg_expr.
8929 Fix up some formatting issues.
8931 * config/stormy16/stormy16.c: (xstormy16_carry_plus_operand):
8932 Move to predicates.md.
8933 (xs_hi_general_operand): Likewise.
8934 (xs_hi_nonmemory_operand): Likewise.
8935 * config/stormy16/predicates.md:
8936 (xstormy16_carry_plus_operand): New predicate.
8937 (xs_hi_general_operand): New predicate.
8938 (xs_hi_nonmemory_operand): New predicate.
8939 * config/stormy16/stormy16-protos.h:
8940 (xstormy16_carry_plus_operand): Delete prototype.
8941 (xs_hi_general_operand): Likewise.
8942 (xs_hi_nonmemory_operand): Likewise.
8944 * config/storm16/stormy16.md (addhi3): Remove earlyclobber
8945 modifiers as they are no longer needed and they can trigger
8946 reload spill failures.
8948 * config/storm16/stormy16.md (ineqbranchsi): Replace match_dup
8949 with a match_operand in order to help reload.
8951 * config/storm16/stormy16.md (movhi_internal): Replace 'r'
8952 constraint with 'e' for the 8th alternative as this version of
8953 the mov.w instruction only accepts the lower 8 registers.
8955 2008-01-25 Uros Bizjak <ubizjak@gmail.com>
8958 * simplifx-rtx.c (simplify_const_binary_operation) [VEC_CONCAT]:
8959 Consider only CONST_INT, CONST_DOUBLE and CONST_FIXED as constant
8962 2008-01-25 Jakub Jelinek <jakub@redhat.com>
8965 * gimplify.c (gimplify_omp_for): Gimplify OMP_FOR_PRE_BODY.
8967 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
8969 * ipa-struct-reorg.c (remove_str_allocs_in_func, remove_str_allocs):
8971 (remove_structure): Update allocations list before removing structure.
8973 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
8975 * ipa-struct-reorg.c (is_safe_cond_expr,
8976 create_new_stmts_for_cond_expr): Use integer_zerop function,
8977 that recognize not only zero-pointer, but zero-integer too.
8979 2008-01-25 Ben Elliston <bje@au.ibm.com>
8982 * fixproto: Escape "." in sed expression that strips leading "./".
8984 2008-01-24 H.J. Lu <hongjiu.lu@intel.com>
8987 * gcc.c (SWITCH_OK): Removed.
8988 (SWITCH_LIVE): Changed to bit.
8989 (SWITCH_FALSE): Likewise.
8990 (SWITCH_IGNORE): Likewise.
8991 (switchstr): Change live_cond to unsigned int.
8992 (process_command): Replace SWITCH_OK with 0.
8993 (do_self_spec): Likewise.
8994 (set_collect_gcc_options): Check the SWITCH_IGNORE bit.
8995 (give_switch): Likewise.
8996 (used_arg): Likewise.
8997 (do_spec_1): Set the SWITCH_IGNORE bit.
8998 (check_live_switch): Check both SWITCH_LIVE and SWITCH_FALSE
8999 bits. Set the SWITCH_LIVE bit.
9001 2008-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
9003 * config/s390/s390.h (MOVE_RATIO): Define new target macro.
9005 2008-01-24 Richard Sandiford <rsandifo@nildram.co.uk>
9007 PR tree-optimization/34472
9008 * ipa-struct-reorg.c (safe_cond_expr_check): Change the DATA
9009 parameter to a "bool *" and set *DATA to false if there is
9010 an unsafe access. Do not delete the structure here.
9011 (check_cond_exprs): Delete it here instead.
9012 (check_cond_exprs, exclude_cold_structs): Do not increase
9013 I when removing a structure.
9015 2008-01-24 Uros Bizjak <ubizjak@gmail.com>
9018 * config/i386/i386.c (ix86_expand_vector_init): Consider only
9019 CONST_INT, CONST_DOUBLE and CONST_FIXED as constant vector elements.
9021 2008-01-24 Jakub Jakub Jelinek <jakub@redhat.com>
9024 * tree-stdarg.c (reachable_at_most_once): Use VEC vector instead of
9025 a fixed vector for stack.
9027 2008-01-24 Ben Elliston <bje@au.ibm.com>
9030 * doc/gcc.texi (Software development): Add a direntry for g++.
9032 2008-01-23 Hans-Peter Nilsson <hp@axis.com>
9034 * config/cris/cris.h (CC1PLUS_SPEC, OPTIMIZATION_OPTIONS): Drop
9035 stale and straggling -fforce-addr comments above.
9037 * config/cris/cris.h (CRIS_SUBTARGET_VERSION, TARGET_VERSION): Don't
9039 * config/cris/linux.h (CRIS_SUBTARGET_VERSION): Don't define.
9040 * config/cris/aout.h (CRIS_SUBTARGET_VERSION): Don't define.
9042 2008-01-23 Michael Matz <matz@suse.de>
9045 * dwarf2out.c (force_type_die): Use modified_type_die instead of
9048 2008-01-23 Andreas Krebbel <krebbel1@de.ibm.com>
9050 * ipa-struct-reorg.c (create_new_malloc): Use pointer type as
9053 2008-01-23 Anatoly Sokolov <aesok@post.ru>
9055 * config/avr/avr.c (avr_current_arch): New variable.
9056 (avr_arch_types): Add 'avr31' and 'avr51' entries.
9057 (avr_arch): Add 'ARCH_AVR31' and 'ARCH_AVR51'.
9058 (avr_mcu_types): Add 'avr31' and 'avr51' architectures.
9059 (avr_override_options): Init 'avr_current_arch'.
9060 (base_arch_s): Move from here...
9061 * config/avr/avr.h (base_arch_s): ... here. Add new members
9062 'have_elpm', 'have_elpmx', 'have_eijmp_eicall', 'reserved'. Rename
9063 'mega' to 'have_jmp_call'.
9064 (TARGET_CPU_CPP_BUILTINS): Define "__AVR_HAVE_JMP_CALL__",
9065 "__AVR_HAVE_RAMPZ__", "__AVR_HAVE_ELPM__" and "__AVR_HAVE_ELPMX__"
9067 (LINK_SPEC, CRT_BINUTILS_SPECS, ASM_SPEC): Add 'avr31' and 'avr51'
9069 * config/avr/t-avr (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
9070 MULTILIB_MATCHES): (Ditto.).
9072 2008-01-23 Richard Guenther <rguenther@suse.de>
9075 * cgraphunit.c (cgraph_reset_node): Always mark the node
9076 not reachable if it is not queued already.
9078 2008-01-23 Bernd Schmidt <bernd.schmidt@analog.com>
9080 * config/bfin/bfin-protos.h (WA_RETS, ENABLE_WA_RETS): New macros.
9081 * config/bfin/bfin.c (bfin_cpus): Add WA_RETS everywhere.
9082 (cputype_selected): New static variable.
9083 (bfin_handle_option): Set it if -mcpu is used.
9084 (override_option): Select default set of workarounds if no cpu type
9085 selected on the command line.
9086 (workaround_rts_anomaly): Only run if ENABLE_WA_RETS.
9088 From Michael Frysinger <michael.frysinger@analog.com>
9089 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add
9090 BFIN_CPU_BF547, BFIN_CPU_BF523, BFIN_CPU_BF524, and BFIN_CPU_BF526.
9092 * config/bfin/elf.h (LIB_SPEC): Use proper linker script
9093 for bf547, bf523, bf524, and bf526.
9094 * config/bfin/bfin.c (bfin_cpus[]): Add bf547, bf523, bf524, and
9096 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
9097 __ADSPBF523__ for bf523, __ADSPBF524__ for bf524,
9098 __ADSPBF526__ for bf526, __ADSPBF52x__ for all three, as well as
9099 __ADSPBF547__ and __ADSPBF54x__ for bf547.
9100 * doc/invoke.texi (Blackfin Options): Document that
9101 -mcpu now accept bf547, bf523, bf524, and bf526.
9103 2008-01-22 Eric Botcazou <ebotcazou@adacore.com>
9105 PR rtl-optimization/34628
9106 * combine.c (try_combine): Stop and undo after the first combination
9107 if an autoincrement side-effect on the first insn has effectively
9110 2008-01-22 David Edelsohn <edelsohn@gnu.org>
9113 * config/rs6000/rs6000.c (rs6000_legitimate_offset_address_p):
9114 Offset addresses are not valid for Altivec or paired float modes.
9116 2008-01-22 Jakub Jelinek <jakub@redhat.com>
9119 * c-parser.c (c_parser_omp_for_loop): Don't call c_finish_omp_for
9120 if DECL_INITIAL (decl) is error_mark_node.
9123 * c-common.c (handle_vector_size_attribute): Only allow
9124 integral, scalar float and fixed point types. Handle OFFSET_TYPE
9125 the same way as pointer, array etc. types.
9126 * tree.c (reconstruct_complex_type): Handle OFFSET_TYPE.
9129 * tree.c (build_type_attribute_qual_variant): Call
9130 build_qualified_type if attributes are equal, but quals are not.
9132 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9135 * doc/invoke.texi (-Wall): -Wall enables -Wstrict-overflow=1.
9136 * flags.h (warn_strict_aliasing): Remove.
9137 (warn_strict_overflow): Remove.
9138 * opts.c (warn_strict_aliasing): Remove.
9139 (warn_strict_overflow): Remove.
9140 * c-opts.c (c_common_handle_option): -Wall only sets
9141 -Wstrict-aliasing or -Wstrict-overflow if they are uninitialized.
9142 (c_common_post_options): Give default values to -Wstrict-aliasing
9143 and -Wstrict-overflow if they are uninitialized.
9144 * common.opt (Wstrict-aliasing): Specify Var and Init.
9145 (Wstrict-overflow): Likewise.
9147 2008-01-22 Kenneth Zadeck <zadeck@naturalbridge.com>
9149 PR rtl-optimization/26854
9150 PR rtl-optimization/34400
9151 PR rtl-optimization/34884
9152 * ddg.c (create_ddg_dep_from_intra_loop_link): Use
9154 * df.h (df_changeable_flags.DF_RD_NO_TRIM): Deleted
9155 (df_rd_bb_info.expanded_lr_out): Deleted
9156 * loop_invariant.c (find_defs): Deleted DF_RD_NO_TRIM flag.
9157 * loop_iv.c (iv_analysis_loop_init): Ditto. * df-problems.c
9158 (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
9159 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
9160 Removed code to allocate, initialize or free expanded_lr_out.
9161 (df_rd_bb_local_compute_process_def): Restructured to make more
9163 (df_rd_confluence_n): Removed code to no apply invalidate_by_call
9164 sets if the sets are being trimmed.
9166 2008-01-22 H.J. Lu <hongjiu.lu@intel.com>
9169 * configure.ac (ld_vers): Support GNU linker version xx.xx.*
9170 (as_vers): Likewise.
9171 * configure: Regenerated.
9173 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9176 * tree-pass.h (pass_build_alias): New pass.
9177 * tree-ssa-alias.c (gate_build_alias): New.
9178 (pass_build_alias): New.
9179 * passes.c (init_optimization_passes): Add pass_build_alias after
9180 pass_create_structure_vars.
9182 2008-01-22 Wolfgang Gellerich <gellerich@de.ibm.com>
9184 * config/s390/s390.h (S390_TDC_POSITIVE_NORMALIZED_NUMBER):
9185 Renamed to S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER.
9186 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): Renamed to
9187 S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER.
9188 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): Renamed to
9189 S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER.
9190 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): Renamed to
9191 S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER.
9192 (S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER): New constant.
9193 (S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER): New constant.
9194 (S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER): New constant.
9195 (S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER): New constant.
9196 * config/s390/s390.md (FP_ALL): New mode iterator.
9197 (_d): New mode attribute.
9198 ("*signbit<mode>2>"): Changed mode of first operand.
9199 ("isinf<mode>2"): Changed mode of first operand.
9200 ("*TDC_insn"): Adaptation for DFP modes.
9202 2008-01-22 Ben Elliston <bje@au.ibm.com>
9204 * tree.c (check_qualified_type): Improve function description.
9206 2008-01-21 Jason Merrill <jason@redhat.com>
9209 * tree.h (TRY_CATCH_IS_CLEANUP): New macro.
9210 * tree-eh.c (honor_protect_cleanup_actions): Strip TRY_CATCH_EXPR
9213 2008-01-21 DJ Delorie <dj@redhat.com>
9215 * doc/tm.texi (HARD_REGNO_NREGS): Note that this macro must not
9218 2008-01-21 Richard Guenther <rguenther@suse.de>
9221 * tree-cfg.c (verify_expr): Allow all invariant expressions
9222 instead of just constant class ones as reference argument.
9223 * tree-ssa-loop-im.c (for_each_index): Handle CONSTRUCTOR
9224 like any other constant.
9225 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
9227 2008-01-21 H.J. Lu <hongjiu.lu@intel.com>
9229 * regmove.c (fixup_match_1): Update call crossed frequencies.
9231 2008-01-21 Richard Guenther <rguenther@suse.de>
9234 * tree-inline.c (setup_one_parameter): Deal with mismatched
9235 types using a VIEW_CONVERT_EXPR.
9237 2008-01-21 Alon Dayan <alond@il.ibm.com>
9238 Olga Golovanevsky <olga@il.ibm.com>
9240 PR tree-optimization/34701
9241 * ipa-struct-reorg.c (gen_size): Fix the malloc parameter calculation
9242 when the structure size is not a power of 2.
9244 2008-01-20 Kenneth Zadeck <zadeck@naturalbridge.com>
9246 * doc/install.texi: Add doc for --enable-checking=df.
9248 2008-01-20 Kaz Kojima <kkojima@gcc.gnu.org>
9250 PR rtl-optimization/34808
9251 * emit-rtl.c (try_split): Handle REG_RETVAL notes.
9253 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
9255 * global.c (find_reg): Only compute EH_RETURN_DATA_REGNO once per
9258 2008-01-19 Kenneth Zadeck <zadeck@naturalbridge.com>
9260 PR rtl-optimization/26854
9261 PR rtl-optimization/34400
9262 * ddg.c (create_ddg_dep_from_intra_loop_link): Do not use
9264 * df.h (df_changeable_flags.DF_RD_NO_TRIM): New.
9265 (df_rd_bb_info.expanded_lr_out): New.
9266 * loop_invariant.c (find_defs): Added DF_RD_NO_TRIM flag.
9267 * loop_iv.c (iv_analysis_loop_init): Ditto.
9268 * df-problems.c (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
9269 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
9270 Added code to allocate, initialize or free expanded_lr_out.
9271 (df_rd_bb_local_compute_process_def): Restructured to make
9272 more understandable.
9273 (df_rd_confluence_n): Add code to do nothing with fake edges and
9274 code to no apply invalidate_by_call sets if the sets are being trimmed.
9275 (df_lr_local_finalize): Renamed to df_lr_finalize.
9276 (df_live_local_finalize): Renamed to df_live_finalize.
9278 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
9281 * config/mips/mips.md (div<mode>3): Use <recip_condition> when
9282 deciding whether to use reciprocal instructions.
9284 2008-01-19 Uros Bizjak <ubizjak@gmail.com>
9286 * dwarf2out.c (dwarf2out_switch_text_section): Do not call
9287 dwarf2out_note_section_used if cold_text_section is NULL.
9289 2008-01-19 Jakub Jelinek <jakub@redhat.com>
9291 PR gcov-profile/34610
9292 * tree-cfg.c (make_edges): Mark both outgoing edges from
9293 OMP_CONTINUE and from OMP_FOR as EDGE_ABNORMAL.
9294 * omp-low.c (expand_omp_for): Clear EDGE_ABNORMAL bits
9295 from OMP_FOR and OMP_CONTINUE outgoing edges.
9297 * tree-profile.c (tree_profiling): Return early if
9298 cfun->after_tree_profile != 0. Set cfun->after_tree_profile
9300 * omp-low.c (expand_omp_parallel): Copy after_tree_profile
9301 from cfun to child_cfun.
9302 * function.h (struct function): Add after_tree_profile bit.
9304 2008-01-19 Anatoly Sokolov <aesok@post.ru>
9306 * config/avr/avr.S (_exit): Disable interrupt.
9308 2008-01-18 Kenneth Zadeck <zadeck@naturalbridge.com>
9309 Steven Bosscher <stevenb.gcc@gmail.com>
9311 PR rtl-optimization/26854
9312 PR rtl-optimization/34400
9313 * df-problems.c (df_live_scratch): New scratch bitmap.
9314 (df_live_alloc): Allocate df_live_scratch when doing df_live.
9315 (df_live_reset): Clear the proper bitmaps.
9316 (df_live_bb_local_compute): Only process the artificial defs once
9317 since the order is not important.
9318 (df_live_init): Init the df_live sets only with the variables
9319 found live by df_lr.
9320 (df_live_transfer_function): Use the df_lr sets to prune the
9321 df_live sets as they are being computed.
9322 (df_live_free): Free df_live_scratch.
9324 2008-01-18 Ian Lance Taylor <iant@google.com>
9326 * common.opt: Add fmerge-debug-strings.
9327 * dwarf2out.c (DEBUG_STR_SECTION_FLAGS): Test
9328 flag_merge_debug_strings rather than flag_merge_constants.
9329 * doc/invoke.texi (Option Summary): Mention
9330 -fmerge-debug-strings.
9331 (Debugging Options): Document -fmerge-debug-strings.
9333 2008-01-18 Ian Lance Taylor <iant@google.com>
9336 * tree.h (DECL_IS_OPERATOR_NEW): Define.
9337 (struct tree_function_decl): Add new field operator_new_flag.
9338 * tree-inline.c (expand_call_inline): When inlining a call to
9339 operator new, force the return value to go into a variable, and
9340 set DECL_NO_TBAA_P on that variable.
9341 * c-decl.c (merge_decls): Merge DECL_IS_OPERATOR_NEW flag.
9343 2008-01-18 Uros Bizjak <ubizjak@gmail.com>
9346 * dwarf2out.c (dwarf2out_switch_text_section): Do not guard with
9347 DWARF2_DEBUGGING_INFO.
9348 (dwarf2out_note_section_used): Ditto. Add prototype.
9349 (have_multiple_function_sections, text_section_used,
9350 cold_text_section_used, *cold_text_sections): Move declarations
9353 2008-01-17 Bob Wilson <bob.wilson@acm.org>
9355 * config/xtensa/unwind-dw2-xtensa.h (_Unwind_FrameState): Remove pc
9356 field and add signal_ra.
9357 * config/xtensa/unwind-dw2-xtensa.c (uw_frame_state_for): Remove
9358 assignments to frame state pc. Move end of stack check after
9359 MD_FALLBACK_FRAME_STATE_FOR.
9360 (uw_update_context_1): Use frame state signal_regs if set, instead
9361 of checking signal_frame flag.
9362 (uw_update_context): Use frame state signal_ra if set.
9363 * config/xtensa/linux.h (MD_UNWIND_SUPPORT): Define.
9364 * config/xtensa/linux-unwind.h: New file.
9366 2008-01-18 Bernhard Fischer <aldot@gcc.gnu.org>
9368 * modulo-sched.c (get_sched_window): Fix comment typo.
9370 2008-01-17 Andrew MacLeod <amacleod@redhat.com>
9372 PR tree-optimization/34648
9373 * tree-ssa-sccvn.c (visit_use): Expressions which can throw are varying.
9375 2008-01-17 Anatoly Sokolov <aesok@post.ru>
9377 * config/avr/avr.h (LINK_SPEC): Support -mrelax and -mpmem-wrap-around.
9378 * config/avr/avr.opt (mrelax, mpmem-wrap-around): Add.
9380 2008-01-17 Seongbae Park <seongbae.park@gmail.com>
9382 PR rtl-optimization/34400
9383 * df-core.c (df_worklist_dataflow_overeager,
9384 df_worklist_dataflow_doublequeue): New functions.
9385 (df_worklist_dataflow): Two different worklist solvers.
9386 * params.def (PARAM_DF_DOUBLE_QUEUE_THRESHOLD_FACTOR):
9389 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
9392 * doc/invoke.texi: Document the dependence on pthread for fopenmp
9393 and ftree-parallelize-loops.
9395 2008-01-17 Mircea Namolaru <namolaru@il.ibm.com>
9397 PR rtl-optimization/34826
9398 * loop-doloop (doloop_modify): Update the REG_BR_PROB note.
9400 2008-01-17 Andreas Krebbel <krebbel1@de.ibm.com>
9402 * global.c (find_reg): Mark the eh regs as used if necessary.
9403 * ra-conflict.c (global_conflicts): Set no_eh_reg flag.
9404 * ra.h (struct allocno): no_eh_reg field added. Changed
9405 no_stack_reg type to bitfield.
9407 2008-01-17 Eric Botcazou <ebotcazou@adacore.com>
9409 * tree.c (substitute_in_expr): Add missing 'break'.
9411 2008-01-17 Richard Guenther <rguenther@suse.de>
9413 PR tree-optimization/34825
9414 * tree-ssa-math-opts.c (is_division_by): Do not recognize
9415 x / x as division to handle.
9417 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9419 * pa64-hpux.h (LIB_SPEC): Add "-lpthread" in shared links if "-mt" or
9420 "-pthread" is specified.
9421 * pa-hpux11.h (LIB_SPEC): Likewise.
9423 2008-01-16 Janis Johnson <janis187@us.ibm.com>
9424 Peter Bergner <bergner@vnet.ibm.com>
9426 PR rtl-optimization/33796
9427 * sparseset.c (sparseset_alloc): Use xcalloc rather than xmalloc.
9429 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9431 PR libgfortran/34699
9432 * pa-hpux.h (LINK_SPEC): Only search /lib/pa1.1 and /usr/lib/pa1.1 on
9434 * pa-hpux10.h (LINK_SPEC): Likewise.
9435 * pa-hpux11.h (LINK_SPEC): Don't search /lib/pa1.1 and /usr/lib/pa1.1.
9437 2008-01-16 Richard Guenther <rguenther@suse.de>
9440 * fold-const.c (fold_convert_const_int_from_int): Do not
9441 set overflow if that occured only because of a sign extension
9442 change when converting from/to a sizetype with the same
9443 precision and signedness.
9445 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
9448 * dwarf2out.c (output_call_frame_info): Move output of FDE initial
9449 location address to the correct place. Update copyright year.
9451 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
9453 * lambda-code.c (lambda_transform_legal_p): Handle the case of
9454 no dependences in the dependence_relations vector.
9456 2008-01-16 Jan Hubicka <jh@suse.cz>
9458 PR rtl-optimization/31396
9459 * regstat.c (regstat_bb_compute_ri): Compute FREQ_CALLS_CROSSED.
9460 * cfg.c (dump_reg_info): Print it.
9461 * regs.h (struct reg_info_t): add freq_calls_crossed.
9462 (REG_FREQ_CALLS_CROSSED): New macro.
9463 * global.c (global_alloc): Compute freq_calls_crossed for allocno.
9464 (find_reg): Update call of CALLER_SAVE_PROFITABLE.
9465 * regmove.c (optimize_reg_copy_1, optimize_reg_copy_2, fixup_match_2,
9466 regmove_optimize): Update call crossed frequencies.
9467 * local-alloc.c (struct qty): Add freq_calls_crossed.
9468 (alloc_qty): Copute freq_calls_crossed.
9469 (update_equiv_regs, combine_regs): Update REG_FREQ_CALLS_CROSSED.
9470 (find_free_reg): Update call of CALLER_SAVE_PROFITABLE.
9471 * ra.h (struct allocno): Add freq_calls_crossed.
9473 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
9475 * gcc.c (LINK_COMMAND_SPEC): Add includes and link options for
9476 libgomp when compiling with ftree-parallelize-loops.
9477 (GOMP_SELF_SPECS): Add -pthread for ftree-parallelize-loops.
9479 2008-01-16 Richard Guenther <rguenther@suse.de>
9481 PR tree-optimization/34769
9482 * tree-data-ref.c (initialize_matrix_A): Revert fix for PR34458.
9483 * tree.c (int_cst_value): Instead make this function more
9484 permissive in what it accepts as valid input. Document this
9485 function always sign-extends the value.
9487 2008-01-16 Jakub Jelinek <jakub@redhat.com>
9488 Richard Guenther <rguenther@suse.de>
9491 * gimplify.c (fold_indirect_ref_rhs): Rename to ...
9492 (gimple_fold_indirect_ref_rhs): ... this.
9493 (gimple_fold_indirect_ref): New function with foldings
9494 that preserve lvalueness.
9495 (gimplify_modify_expr_rhs): Call gimple_fold_indirect_ref_rhs.
9496 * tree-flow.h (gimple_fold_indirect_ref): Declare.
9497 * tree-inline.c (copy_body_r): Use gimple_fold_indirect_ref
9498 to fold an INDIRECT_REF, fall back to the old use of
9499 fold_indirect_ref_1.
9501 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
9503 * tree-data-ref.c (subscript_dependence_tester_1): Call
9504 free_conflict_function.
9505 (compute_self_dependence): Same.
9507 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
9510 * debug.h (dwarf2out_switch_text_section): Move declaration from ...
9511 * dwarf2out.c (dwarf2out_switch_text_section): ... here. Make
9513 * final.c (final_scan_insn) [NOTE_INSN_SWITCH_TEXT_SECTIONS]:
9514 Depending on dwarf2out_do_frame, call dwarf2out_switch_text_section
9515 for DWARF2_UNWIND_INFO targets.
9517 2008-01-16 Richard Guenther <rguenther@suse.de>
9520 * c-typeck.c (common_pointer_type): Do not merge inconsistent
9521 type qualifiers for function types.
9523 2008-01-15 Jerry DeLisle <jvdelisle@gcc.gnu.org>
9525 * tree-parloops.c (gen_parallel_loop): Fix ommision of declaration for
9526 loop_iterator li from previous commit.
9528 2008-01-15 Sebastian Pop <sebastian.pop@amd.com>
9530 * tree-parloops.c (gen_parallel_loop): Free loop bound estimations.
9532 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
9534 * tree-parloops.c (loop_has_blocks_with_irreducible_flag): New.
9535 (parallelize_loops): Don't parallelize irreducible components.
9537 2008-01-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9540 * c-opts (c_common_post_options): Do not enable CPP
9541 flag_pedantic_errors by default.
9543 2008-01-14 Eric Botcazou <ebotcazou@adacore.com>
9545 PR rtl-optimization/31944
9546 * cse.c (remove_pseudo_from_table): New function.
9547 (merge_equiv_classes): Use above function to remove pseudo-registers.
9548 (invalidate): Likewise.
9550 2008-01-13 Richard Guenther <rguenther@suse.de>
9553 * emit-rtl.c (set_reg_attrs_for_decl_rtl): Use DECL_MODE
9554 instead of TYPE_MODE to deal with calls from expand_one_error_var.
9556 2008-01-13 Uros Bizjak <ubizjak@gmail.com>
9558 * gcse.c (cprop_jump): Call validate_unshare_change instead of
9559 validate_change to unshare the source of the PC set.
9561 2008-01-12 Jan Hubicka <jh@suse.cz>
9564 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Do not construct
9565 references above array bounds. This might trigger bounds checks for
9568 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
9570 * tree-ssa-ter.c (free_temp_expr_table): Free num_in_part and
9571 new_replaceable_dependencies.
9573 2008-01-12 Doug Kwan <dougkwan@google.com>
9575 * c-decl.c: (grokdeclarator): Use OPT_Wignored_qualifiers
9576 instead of OPT_Wreturn_type in warning due to ignored return type
9578 * c-opt.c (c_common_post_option): Add -Wignored-qualifiers to
9579 options included in -Wextra.
9580 * c.opt: New option -Wignored_qualifiers.
9581 * doc/invoke.texi (Warning Options, -Wextra): Add new option
9582 -Wignore_qualifiers.
9583 (-Wignored-qualifiers): Document.
9584 (-Wreturn-type): Remove description of functionality now handled
9585 by -Wignored-qualifiers.
9587 2008-01-12 Eric Botcazou <ebotcazou@adacore.com>
9590 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Fold an existing
9591 NOP_EXPR if it is between integral types with the same precision.
9593 2008-01-12 Jan Hubicka <jh@suse.cz>
9596 * invoke.texi (max-inline-recursive-depth): Fix default value.
9598 2008-01-12 Zdenek Dvorak <ook@ucw.cz>
9600 * tree-parloops.c (transform_to_exit_first_loop): Cast nit to the
9603 2008-01-11 Bob Wilson <bob.wilson@acm.org>
9605 * config/xtensa/xtensa.c (override_options): Set flag_shlib.
9607 2008-01-11 James E. Wilson <wilson@specifix.com>
9610 * config/vax/elf.h (FRAME_POINTER_CFA_OFFSET): Define.
9612 2008-01-11 Anatoly Sokolov <aesok@post.ru>
9614 * config/avr/avr.c (expand_prologue, expand_epilogue): Don't
9615 save/restore frame pointer register and don't use 'call-prologues'
9616 optimization in function with "OS_task" attribute.
9618 2008-01-11 Eric Botcazou <ebotcazou@adacore.com>
9621 * expr.c (copy_blkmode_from_reg): Use a mode suited to the size
9622 when copying to memory.
9624 2008-01-11 Steven Bosscher <stevenb.gcc@gmail.com>
9626 PR rtl-optimization/30905
9627 * cfgcleanup.c: Include dce.h
9628 (crossjumps_occured): New global variable.
9629 (try_crossjump_bb): Exit loop after finding a fallthru edge.
9630 If something changed, set crossjumps_occured to true.
9631 (try_optimize_cfg): Clear crossjumps_occured at the beginning.
9632 Don't add/remove fake edges to exit here...
9633 (cleanup_cfg): ...but do it here, when crossjumping.
9634 Run a fast DCE when successful crossjumps occured in the latest
9635 iteration of try_optimize_cfg.
9637 2008-01-11 Richard Guenther <rguenther@suse.de>
9639 * tree-ssa-sccvn.c (struct vn_binary_op_s): Move hashcode near opcode.
9640 (struct vn_unary_op_s): Likewise.
9641 (vn_reference_insert): Free old reference on hash collision.
9643 2008-01-10 Raksit Ashok <raksit@google.com>
9645 PR rtl-optimization/27971
9646 * combine.c (find_split_point): Split PLUS expressions which are
9647 inside a MEM rtx, and whose first operand is complex.
9649 2008-01-10 DJ Delorie <dj@redhat.com>
9651 * config/m32c/m32c.c (m32c_hard_regno_nregs_1): Renamed from...
9652 (m32c_hard_regno_nregs): ...this, which is now a wrapper.
9653 (m32c_hard_regno_ok): Call the underlying function.
9655 2008-01-10 Richard Guenther <rguenther@suse.de>
9658 * tree-cfg.c (tree_merge_blocks): Do not go through the
9659 full-blown folding and stmt updating path if we just deal
9660 with virtual operands.
9661 * tree-ssa-copy.c (may_propagate_copy): Do not short-cut
9662 test for abnormal SSA_NAMEs.
9664 2008-01-10 Andreas Krebbel <krebbel1@de.ibm.com>
9667 * reload.c (push_reload): Add assertions. All constants from
9668 reg_equiv_constant should have been used for replacing the respective
9670 (find_reloads_address): Invoke find_reloads_address_part for
9671 constant taken from the reg_equiv_constant array.
9673 2008-01-10 Steven Bosscher <stevenb.gcc@gmail.com>
9675 * tree-ssa-sccvn.h (struct vn_ssa_aux): Make the most accessed
9676 field (valnum) the first in the struct. Replace bools with
9679 2008-01-10 Richard Guenther <rguenther@suse.de>
9681 PR tree-optimization/34651
9682 * tree-sra.c (sra_build_assignment): Sanitize. Use the correct
9683 types and ordering for masking and converting.
9685 2008-01-09 Sebastian Pop <sebastian.pop@amd.com>
9687 PR tree-optimization/34017
9688 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Generate code
9689 also for PHI_NODE expressions.
9691 2008-01-09 Jan Hubicka <jh@suse.cz>
9693 PR tree-optimization/34708
9694 * tree-inline.c (estimate_num_insns_1): Compute cost of SWITCH_EXPR
9695 based on number of case labels.
9696 (init_inline_once): Remove switch_cost.
9697 * tree-inline.h (eni_weights_d): Remove switch_cost.
9699 2008-01-09 Richard Guenther <rguenther@suse.de>
9700 Andrew Pinski <andrew_pinski@playstation.sony.com>
9703 * gimplify.c (gimplify_cond_expr): Do not create an addressable
9704 temporary if an rvalue is ok or an lvalue is not required.
9706 2008-01-09 Richard Guenther <rguenther@suse.de>
9709 * tree-data-ref.c (initialize_matrix_A): Use tree_low_cst,
9712 2008-01-09 Richard Guenther <rguenther@suse.de>
9715 * tree.c (host_integerp): Check for sizetype only if the
9716 type is an integer type.
9718 2008-01-09 Steven Bosscher <stevenb.gcc@gmail.com>
9721 * opts.c (decode_options): Disable inlining of functions called
9722 once if not in unit-at-a-time mode.
9724 2008-01-09 Alexandre Oliva <aoliva@redhat.com>
9726 * Makefile.in (dse.o): Remove duplicate $(RECOG_H) dependency.
9728 2008-01-08 Richard Guenther <rguenther@suse.de>
9731 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Bail
9732 out early if the result will be unused.
9734 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
9739 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
9740 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
9743 2008-01-08 Jan Sjodin <jan.sjodin@amd.com>
9745 * config/i386/i386.c (k8_cost, amdfam10_cost): Branch costs
9746 for vectorization tuned.
9748 2008-01-08 Richard Guenther <rguenther@suse.de>
9750 PR tree-optimization/34683
9751 * tree-ssa-operands.c (operand_build_cmp): Export.
9752 * tree-ssa-operands.h (operand_build_cmp): Declare.
9753 * tree-vn.c (vuses_compare): Remove.
9754 (sort_vuses): Use operand_build_cmp.
9755 (sort_vuses_heap): Likewise.
9756 * tree-ssa-sccvn.c (vuses_to_vec): Use VEC_reserve, not VEC_alloc
9757 to re-use old VEC if available. Do not sort already sorted VUSEs.
9758 (vdefs_to_vec): Do not sort already sorted VDEFs.
9760 2008-01-08 Jakub Jelinek <jakub@redhat.com>
9763 * omp-low.c (copy_var_decl): Copy also DECL_SOURCE_LOCATION.
9765 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
9768 * doc/invoke.texi (i386 and x86-64 Options) [mrecip]: Document
9769 limitations of reciprocal sequences on x86 targets.
9771 2008-01-08 Richard Guenther <rguenther@suse.de>
9773 PR tree-optimization/34683
9774 * tree-flow-inline.h (var_ann): Remove overzealous asserts.
9776 2008-01-07 Jakub Jelinek <jakub@redhat.com>
9779 * config/darwin.c (darwin_mergeable_string_section): Don't use
9780 .cstring if int_size_in_bytes != TREE_STRING_LENGTH.
9782 2008-01-07 Uros Bizjak <ubizjak@gmail.com>
9785 * config/i386/i386.md (neg<mode>2): Rename from negsf2, negdf2 and
9786 negxf2. Macroize expander using X87MODEF mode iterator. Change
9787 predicates of op0 and op1 to register_operand.
9788 (abs<mode>2): Rename from abssf2, absdf2 and negxf2. Macroize
9789 expander using X87MODEF mode iterator. Change predicates of
9790 op0 and op1 to register_operand.
9791 ("*absneg<mode>2_mixed", "*absneg<mode>2_sse"): Rename from
9792 corresponding patterns and macroize using MODEF macro. Change
9793 predicates of op0 and op1 to register_operand and remove
9794 "m" constraint. Disparage "r" alternative with "!".
9795 ("*absneg<mode>2_i387"): Rename from corresponding patterns and
9796 macroize using X87MODEF macro. Change predicates of op0 and op1
9797 to register_operand and remove "m" constraint. Disparage "r"
9798 alternative with "!".
9799 (absneg splitter with memory operands): Remove.
9800 ("*neg<mode>2_1", "*abs<mode>2_1"): Rename from corresponding
9801 patterns and macroize using X87MODEF mode iterator.
9802 * config/i386/sse.md (negv4sf2, absv4sf2, neg2vdf2, absv2df2):
9803 Change predicate of op1 to register_operand.
9804 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Remove support
9805 for memory operands.
9807 2008-01-07 Nathan Froyd <froydnj@codesourcery.com>
9809 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add clause for mcpu=8548.
9811 2008-01-07 Richard Guenther <rguenther@suse.de>
9813 * basic-block.h (struct edge_def): Pair dest_idx with goto_locus
9816 2008-01-07 Richard Guenther <rguenther@suse.de>
9818 PR tree-optimization/34683
9819 * tree-ssa-sccvn.c (vuses_to_vec): Pre-allocate the vector of
9820 VOPs of the needed size to save memory. Use VEC_quick_push
9821 to save compile-time.
9822 (vdefs_to_vec): Likewise.
9824 2008-01-07 Sa Liu <saliu@de.ibm.com>
9826 * config/spu/spu.md (divdf3): Genetate inline code for double
9827 division. The implementation doesn't handle INF or NAN, therefore it
9828 only applies when -ffinite-math-only is given.
9830 2008-01-06 Paolo Carlini <pcarlini@suse.de>
9833 * c-cppbuiltin.c (c_cpp_builtins): Define __GXX_RTTI, if appropriate.
9834 * doc/cpp.texi ([Common Predefined Macros]): Document.
9836 2008-01-06 Uros Bizjak <ubizjak@gmail.com>
9838 * config/i386/i386.c (ix86_emit_swsqrtsf): Use negative constants in
9839 order to use commutative addition instead of subtraction.
9841 2008-01-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
9842 Mircea Namolaru <namolaru@il.ibm.com>
9843 Vladimir Yanovsky <yanov@il.ibm.com>
9844 Revital Eres <eres@il.ibm.com>
9846 PR tree-optimization/34263
9847 * tree-outof-ssa.c (process_single_block_loop_latch,
9848 contains_tree_r): New functions.
9849 (analyze_edges_for_bb): Call process_single_block_loop_latch
9850 function to empty single-basic-block latch block if possible.
9852 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
9854 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
9856 (ix86_emit_swsqrtsf): Do not filter out infinity for rsqrt expansion.
9858 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
9860 * c-omp.c (check_omp_for_incr_expr): Handle CONVERT_EXPR.
9862 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
9864 * config/mips/mips.c (mips_in_small_data_p): Reinstate size > 0 check.
9866 2008-01-05 Jakub Jelinek <jakub@redhat.com>
9868 PR tree-optimization/34618
9869 * tree-outof-ssa.c (create_temp): Copy over DECL_GIMPLE_REG_P
9872 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
9875 * config/i386/i386.c (ix86_emit_swsqrtsf): Swap input operands
9876 in the call to gen_rtx_NE. Remove unneeded VECTOR_MODE_P check.
9877 Update copyright year.
9879 * config/i386/i386.md (rsqrtsf2): Enable for TARGET_SSE_MATH.
9880 Update copyright year.
9881 * config/i386/sse.md (rsqrtv4sf2): Ditto. Unconditionally expand
9884 2008-01-05 Zhouyi Zhou <zhouzhouyi@FreeBSD.org>
9886 * tree-vrp.c (find_conditional_asserts): Remove redundant check that
9887 edge does not point to current bb before changing need_assert.
9889 2008-01-04 Richard Guenther <rguenther@suse.de>
9892 * tree-cfg.c (verify_expr): Do not look inside ADDR_EXPRs
9893 for verifying purposes if they are is_gimple_min_invariant.
9895 2008-01-04 Aldy Hernandez <aldyh@redhat.com>
9897 PR tree-optimization/34448
9898 PR tree-optimization/34465
9899 * gimplify.c (gimplify_init_constructor): Add new parameter
9900 notify_temp_creation. Use it.
9901 (gimplify_modify_expr_rhs): Take volatiles into account when
9902 optimizing constructors.
9903 Do not optimize constructors if gimplify_init_constructor will dump to
9905 * gcc.dg/tree-ssa/pr32901.c: Tests const volatiles.
9906 * gcc.c-torture/compile/pr34448.c: New.
9908 2008-01-04 Jakub Jelinek <jakub@redhat.com>
9910 PR gcov-profile/34609
9911 * tree-inline.c (declare_return_variable): Set TREE_ADDRESSABLE on
9912 return_slot if result is TREE_ADDRESSABLE.
9914 2008-01-04 Richard Sandiford <rsandifo@nildram.co.uk>
9916 * config/mips/mips.md (sqrt_condition): Tweak comment.
9917 (recip_condition): Likewise. Require TARGET_FLOAT64 for DFmode.
9919 2008-01-03 Tom Tromey <tromey@redhat.com>
9922 * c-common.c (c_type_hash): Handle VLAs.
9924 2008-01-03 Jan Hubicka <jh@suse.cz>
9926 PR tree-optimization/31081
9927 * tree-inline.c (remap_ssa_name): Initialize uninitialized SSA vars to
9928 0 when inlining and not inlining to first basic block.
9929 (remap_decl): When var is initialized to 0, don't set default_def.
9930 (expand_call_inline): Set entry_bb.
9931 * tree-inline.h (copy_body_data): Add entry_bb.
9933 2008-01-03 Jakub Jelinek <jakub@redhat.com>
9936 * cgraphunit.c (cgraph_build_static_cdtor): set_cfun back to NULL
9939 PR tree-optimization/29484
9940 * tree-inline.c (inline_forbidden_p_2): New function.
9941 (inline_forbidden_p): Disallow inlining if some static var
9942 has an address of a local LABEL_DECL in its initializer.
9943 * doc/extend.texi (Labels as Values): Document &&foo behaviour
9946 2008-01-03 Sebastian Pop <sebastian.pop@amd.com>
9948 PR tree-optimization/34635
9949 * tree-data-ref.c (add_other_self_distances): Make sure that the
9950 evolution step is constant.
9952 2008-01-03 Jakub Jelinek <jakub@redhat.com>
9955 * omp-low.c (expand_omp_parallel): Purge dead EH edges in the child fn.
9957 2008-01-02 Richard Sandiford <rsandifo@nildram.co.uk>
9959 * tree-sra.c (scalarize_init): Insert the generate_element_init
9960 statements after the generate_element_zero statements.
9962 2008-01-02 Richard Guenther <rguenther@suse.de>
9966 * tree-ssa-operands.c (ssa_operand_alloc): Also allocate a buffer
9967 for very large number of operands instead of ICEing.
9969 2008-01-02 Arthur Norman <acn1@cam.ac.uk>
9972 * config/i386/i386.c (ix86_expand_prologue): Save red-zone
9973 while stack probing.
9975 2008-01-01 Douglas Gregor <doug.gregor@gmail.com>
9977 * c-opts.c (sanitize_cpp_opts): Don't warn about "long long" when
9980 2008-01-01 Volker Reichelt <v.reichelt@netcologne.de>
9983 * tree-mudflap.c (mx_register_decls): Guard warning by
9984 !DECL_ARTIFICIAL check.
9986 2008-01-01 Jakub Jelinek <jakub@redhat.com>
9988 * config/i386/sse.md (sse5_pperm, sse5_pperm_pack_v2di_v4si,
9989 sse5_pperm_pack_v4si_v8hi, sse5_pperm_pack_v8hi_v16qi,
9990 sse5_perm<mode>): Fix constraints.