1 2008-05-19 Eric Botcazou <ebotcazou@adacore.com>
3 * tree.c (substitute_in_expr) <tcc_vl_exp>: Fix thinko.
5 2008-05-19 H.J. Lu <hongjiu.lu@intel.com>
7 * gcc/config/i386/i386.c (ix86_expand_vector_init_concat): Change
8 sizes of operand array from 8/4 to 4/2.
9 (ix86_expand_vector_init_general): Change size of operand array
10 from 32 to 16. Remove op0, op1 and half_mode.
12 2008-05-19 H.J. Lu <hongjiu.lu@intel.com>
14 * config/i386/i386.c (ix86_expand_vector_init_concat): New.
15 (ix86_expand_vector_init_interleave): Likewise.
16 (ix86_expand_vector_init_general): Use them. Assert word_mode
17 == SImode when n_words == 4.
19 2008-05-19 Uros Bizjak <ubizjak@gmail.com>
21 * config/i386/i386.c (ix86_secondary_reload): New static function.
22 (TARGET_SECONDARY_RELOAD): New define.
23 * config/i386/i386.h (SECONDARY_OUTPUT_RELOAD_CLASS): Remove.
24 * config/i386/i386.md (reload_outqi): Remove.
26 2008-05-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
29 * builtins.c (mathfn_built_in_1): Renamed from mathfn_built_in.
30 Add `implicit' parameter. Handle BUILT_IN_SIGNBIT.
31 (mathfn_built_in): Rewrite in terms of mathfn_built_in_1.
32 (fold_builtin_classify): Handle BUILT_IN_ISINF_SIGN.
33 (fold_builtin_1): Likewise.
34 * builtins.def (BUILT_IN_ISINF_SIGN): New.
35 c-common.c (check_builtin_function_arguments): Handle
37 * doc/extend.texi: Document __builtin_isinf_sign.
38 * fold-const.c (operand_equal_p): Handle COND_EXPR.
40 2008-05-18 Eric Botcazou <ebotcazou@adacore.com>
42 * tree-ssa-dom.c (tree_ssa_dominator_optimize): If some blocks need
43 EH cleanup at the end of the pass, search for those that have been
44 turned into forwarder blocks and do the cleanup on their successor.
46 2008-05-18 Richard Guenther <rguenther@suse.de>
48 * tree-cfg.c (verify_gimple_expr): Allow conversions from
49 pointers to sizetype and vice versa.
51 2008-05-18 Xinliang David Li <davidxl@google.com>
53 * gcc/tree-ssa-dce.c: Coding style fix.
54 (check_pow): Documentation comment.
55 (check_log): Documenation comment. Coding style fix.
56 (is_unnecessary_except_errno_call): Ditto.
57 (gen_conditions_for_pow): Ditto.
58 (gen_conditions_for_log): Ditto.
59 (gen_shrink_wrap_conditions): Ditto.
60 (shrink_wrap_one_built_in_calls): Ditto.
61 * gcc/doc/invoke.texi: Better documentation string.
62 * ChangeLog: Fix wrong change log entries from
63 May 17 checkin on function call DCE.
65 2008-05-17 Kaz Kojima <kkojima@gcc.gnu.org>
67 * config/sh/sh.c (sh_output_mi_thunk): Update the use of init_flow.
69 2008-05-17 Kenneth Zadeck <zadeck@naturalbridge.com>
71 * doc/rtl.texi (RTL_CONST_CALL_P, RTL_PURE_CALL_P): Fixed typos.
72 * df-problems.c (simulation routines): Fixed block comment to
73 properly say how to add forwards scanning functions.
75 2008-05-17 Eric Botcazou <ebotcazou@adacore.com>
77 * tree-inline.c (setup_one_parameter): Remove dead code.
79 2008-05-17 Eric Botcazou <ebotcazou@adacore.com>
81 * fold-const.c (fold_unary) <CASE_CONVERT>: Fold the cast into
82 a BIT_AND_EXPR only for an INTEGER_TYPE.
84 2008-05-17 Xinliang David Li <davidxl@google.com>
86 * gcc/tree-ssa-dce.c (cond_dead_built_in_calls): New static variable.
87 (check_pow, check_log, is_unnecessary_except_errno_call): New
88 functions to check for eliminating math functions that are pure
89 except for setting errno.
90 (gen_conditions_for_pow, gen_conditionas_for_log): New functions to
91 general condition expressions for shrink-wrapping pow/log calls.
92 (gen_shrink_wrap_conditions): Ditto.
93 (shrink_wrap_one_built_in_call): Ditto.
94 (shrink_wrap_conditional_dead_built_in_calls): Ditto.
95 (mark_operand_necessary): If debugging, output if OP is necessary.
96 (eliminate_unnecessary_stmts): Eliminate pow, log calls that are
98 * gcc/opts.c (decode_options): set flag_tree_builtin_dce to 1 when
100 * gcc/common.opt: New user flag -ftree-builtin-dce.
101 * gcc/doc/invoke.texi (-ftree-builtin-dce): New option.
103 2008-05-16 David S. Miller <davem@davemloft.net>
105 * config/sparc/linux.h (NO_PROFILE_COUNTERS): Undef before overriding.
106 * config/sparc/linux64.h (NO_PROFILE_COUNTERS): Likewise.
108 2008-05-16 Uros Bizjak <ubizjak@gmail.com>
111 * config/i386/i386.h (SECONDARY_MEMORY_NEEDED_MODE): New define.
113 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
115 * ifcvt.c (dead_or_predicable): Rename
116 df_simulate_one_insn_backwards to df_simulate_one_insn.
117 * recog.c (peephole2_optimize): Ditto.
118 * rtl-factoring.c (collect_pattern_seqs, clear_regs_live_in_seq):
120 * df.h: Rename df_simulate_one_insn_backwards to
121 df_simulate_one_insn. and delete df_simulate_one_insn_forwards.
122 * df-problems.c (df_simulate_artificial_refs_at_top) Reversed
123 scanning of defs and uses.
124 (df_simulate_one_insn_backwards): Renamed to df_simulate_one_insn.
125 (df_simulate_one_insn_forwards): Removed.
127 2008-05-16 Doug Kwan <dougkwan@google.com>
129 * real.c (real_to_decimal, real_to_hexadecimal): Distinguish
131 (real_from_string): Handle NaNs and Inf as approriate.
133 2008-05-16 Nathan Froyd <froydnj@codesourcery.com>
135 * doc/gty.texi (Source Files Containing Type Information): Note
136 that headers should appear first in the gtfiles list.
138 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
140 * tree.def (COND_EXEC): Properly documented this code.
142 2008-05-16 Diego Novillo <dnovillo@google.com>
144 * dwarf2asm.c (dw2_assemble_integer): Clarify comment.
145 * tree-nested.c (get_trampoline_type): Set DECL_CONTEXT for
148 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
150 * tree-ssa-dse (max_stmt_uid): Removed.
151 (get_stmt_uid, dse_possible_dead_store_p, dse_optimize_stmt,
152 tree_ssa_dse): Encapsulate all uses of stmt_ann->uid.
153 * tree-ssa-sccvn.c (compare_ops, init_scc_vn): Ditto.
154 * function.h (cfun.last_stmt_uid): New field.
155 * tree-flow-inline.h (set_gimple_stmt_uid, gimple_stmt_uid,
156 gimple_stmt_max_uid, set_gimple_stmt_max_uid, inc_gimple_stmt_max_uid):
158 * tree-dfa.c (renumber_gimple_stmt_uids): New function.
159 (create_stmt_ann): Initialize the ann->uid field.
160 * tree-ssa-pre.c (compute_avail): Encapsulate the stmt_ann->uid
162 * tree-flow.h (renumber_gimple_stmt_uids): New function.
164 2008-05-16 Nathan Froyd <froydnj@codesourcery.com>
166 * tree-flow.h (init_empty_tree_cfg_for_function): Declare.
167 * tree-cfg.c (init_empty_tree_cfg_for_function): Define.
168 (init_empty_tree_cfg): Call it.
170 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
172 * cfg.c (init_flow): Add argument THE_FUN. Use it instead of cfun.
175 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
177 * doc/invoke.text (-fdump-tree-*-verbose): New option.
178 * tree-dump.c (dump_options): New verbose option.
179 * tree-pretty-print.c (dump_phi_nodes, dump_generic_bb_buff):
181 * tree-pass.h (TDF_VERBOSE): New dump flag.
182 * print-tree.c (print_node): Added code to be able to print PHI_NODES.
183 (tree-flow.h): Added include.
184 * Makefile.in (print-tree.o): Added TREE_FLOW_H.
186 2008-05-16 Bernd Schmidt <bernd.schmidt@analog.com>
188 * config/bfin/bfin.c (bfin_discover_loops): Delete empty loops.
190 From Jie Zhang <jie.zhang@analog.com>
191 * config/bfin/t-bfin-elf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
192 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Remove mcpu=bf532-0.3,
193 mcpu=bf561-none and mcpu=bf561-0.2.
194 * config/bfin/t-bfin-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
195 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Likewise.
196 * config/bfin/t-bfin-linux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
197 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Likewise.
198 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add BFIN_CPU_UNKNOWN.
199 * config/bfin/elf.h (STARTFILE_SPEC): Use specific CRT for BF561.
200 (LIB_SPEC): Use proper linker script for bf561. Error if no mcpu
202 * config/bfin/bfin.c (bfin_cpu_type): Set to BFIN_CPU_UNKNOWN.
203 (cputype_selected): Remove.
204 (bfin_handle_option): Don't use cputype_selected.
205 (override_options): When no mcpu option, enable all workarounds.
206 Don't use bfin_workarounds.
207 * config/bfin/bfin.h (DRIVER_SELF_SPECS): Don't set default
209 (DEFAULT_CPU_TYPE): Don't define.
211 2008-05-16 Richard Guenther <rguenther@suse.de>
213 * tree-ssa-propagate.c (substitute_and_fold): Fix stmt walking
214 on deletion of the last stmt.
216 2008-05-15 H.J. Lu <hongjiu.lu@intel.com>
218 * config/i386/i386.c (ix86_expand_vector_init_general): Optimize
219 V8HImode for SSE2 and V16QImode for SSE4.1.
221 2008-05-15 Kenneth Zadeck <zadeck@naturalbridge.com>
223 * cgraph.h (compute_inline_parameters): Made public.
224 * tree-pass.h (ipa_opt_pass): Removed function_generate_summary,
225 variable_generate_summary, function_write_summary,
226 variable_write_summary, variable_read_summary. Added generate_summary,
227 write_summary, read_summary.
228 * cgraphunit.c (cgraph_process_new_functions): Changed call from
229 pass_ipa_inline.function_generate_summary, to
230 compute_inline_parameters.
231 * ipa-inline.c (compute_inline_parameters): Made public and added
233 (compute_inline_parameters_for_current): New function.
234 (pass_inline_param): Now calls compute_inline_parameters_for_current.
235 (inline_generate_summary): Removed parameter and made to loop over
237 (pass_ipa_inline): Updated for new IPA_PASS structure.
238 * passes.c (execute_ipa_summary_passes): Now is called once per
239 pass rather than once per node*pass.
241 2008-05-15 Anatoly Sokolov <aesok@post.ru>
243 * config/avr/avr.c (avr_base_arch_macro, avr_have_movw_lpmx_p,
244 avr_have_mul_p, avr_asm_only_p): Remove variables.
245 (avr_override_options): Remove initialization of removed variables.
246 (avr_file_start): Convert removed variables to fields of
247 'struct base_arch_s *avr_current_arch'.
248 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): (Ditto.).
249 (AVR_HAVE_MUL): (Ditto.).
250 (AVR_HAVE_MOVW): (Ditto.).
251 (AVR_HAVE_LPMX): (Ditto.).
252 (avr_base_arch_macro, avr_have_movw_lpmx_p, avr_have_mul_p,
253 avr_asm_only_p): Remove declaration.
255 2008-05-15 Diego Novillo <dnovillo@google.com>
257 * config/arm/arm.c (arm_return_in_memory): Fix return type.
258 * config/arm/arm-protos.h (arm_return_in_memory): Likewise.
260 2008-05-15 Adam Nemet <anemet@caviumnetworks.com>
263 * combine.c (check_conversion): Rename back to check_promoted_subreg.
264 Don't call record_truncated_value from here.
265 (record_truncated_value): Turn it into a for_each_rtx callback.
266 (record_truncated_values): New function.
267 (combine_instructions): Call note_uses with record_truncated_values.
268 Change name of check_conversion to check_promoted_subreg.
270 2008-05-15 Janis Johnson <janis187@us.ibm.com>
272 * doc/sourcebuild.texi: Document support for torture tests.
274 2008-05-15 Uros Bizjak <ubizjak@gmail.com>
276 * config/i386/sse.md (*vec_concatv2sf_sse4_1): Add "m" constraint
277 to alternative 4 of operand 2.
279 2008-05-15 Richard Guenther <rguenther@suse.de>
281 * tree-pass.h (current_pass): Declare.
282 (get_pass_for_id): Likewise.
283 * passes.c (passes_by_id, passes_by_id_size): New globals.
284 (set_pass_for_id): New function.
285 (get_pass_for_id): Likewise.
286 (register_one_dump_file): Use set_pass_for_id to populate passes_by_id.
287 (execute_function_todo): Flush per function statistics.
288 * toplev.c (compile_file): Init statistics.
289 (general_init): Do early statistics initialization.
290 (finalize): Finish statistics.
291 * statistics.h (statistics_early_init): Declare.
292 (statistics_init): Likewise.
293 (statistics_fini): Likewise.
294 (statistics_fini_pass): Likewise.
295 (statistics_counter_event): Likewise.
296 (statistics_histogram_event): Likewise.
297 * statistics.c: New file.
298 * Makefile.in (OBJS-common): Add statistics.o.
299 (statistics.o): Add dependencies.
300 * doc/invoke.texi (-fdump-statistics): Document.
302 * tree-ssa-pre.c (compute_antic): Use statistics_histogram_event.
304 (execute_pre): Use statistics_counter_event.
305 * tree-ssa-propagate.c (struct prop_stats_d): Add num_dce field.
306 (substitute_and_fold): Increment it. Use statistics_counter_event.
308 2008-05-15 Diego Novillo <dnovillo@google.com>
310 http://gcc.gnu.org/ml/gcc-patches/2008-05/msg00893.html
312 * treestruct.def (TS_STRUCT_FIELD_TAG): Remove.
313 * tree-ssa-alias.c (new_type_alias): Remove references to
314 sub-variables from comment.
315 * tree-ssa-operands.c (swap_tree_operands): Likewise.
317 2008-05-15 H.J. Lu <hongjiu.lu@intel.com>
319 * config/i386/sse.md (*vec_concatv2sf_sse4_1): Set prefix_extra
320 attribute to 1 only for insertps alternative.
322 2008-05-15 Bernd Schmidt <bernd.schmidt@analog.com>
324 * config/bfin/bfin.md (loadbytes): New pattern.
325 * config/bfin/bfin.c (enum bfin_builtins): Add BFIN_BUILTIN_LOADBYTES.
326 (bfin_init_builtins): Initialize it.
327 (bdesc_1arg): Add it.
329 2008-05-15 Sa Liu <saliu@de.ibm.com>
331 * testsuite/gfortran.dg/c_kind_int128_test1.f03: New.
332 * testsuite/gfortran.dg/c_kind_int128_test2.f03: New.
333 * testsuite/lib/target-supports.exp: Add
334 check_effective_target_fortran_integer_16.
336 2008-05-15 Bernd Schmidt <bernd.schmidt@analog.com>
338 * config/bfin/bfin.h (TARGET_RETURN_IN_MEMORY): Don't define here.
339 * config/bfin/bfin-protos.h (bfin_return_in_memory): Don't declare.
340 * config/bfin/bfin.c (bfin_return_in_memory): Now static. Return bool.
341 (TARGET_RETURN_IN_MEMORY): Define.
343 2008-05-15 Richard Guenther <rguenther@suse.de>
346 * tree-ssa-alias.c (new_type_alias): Do not set TREE_READONLY.
347 * tree-flow-inline.h (unmodifiable_var_p): Memory tags never
348 represent unmodifiable vars.
350 2008-05-15 Richard Guenther <rguenther@suse.de>
352 * tree-dfa.c (refs_may_alias_p): Allow all kinds of
353 INDIRECT_REF and TARGET_MEM_REF.
354 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
357 2008-05-15 Uros Bizjak <ubizjak@gmail.com>
358 H.J. Lu <hongjiu.lu@intel.com>
360 * config/i386/sse.md (*vec_concatv2sf_sse4_1): New insn pattern.
361 (*vec_concatv2si_sse4_1): Use vector_move_operand predicate
362 for operand 2. Remove pinsr{q,d} with 0x0 immediate operand from
363 insn alternatives. Add missing alternatives.
364 (*vec_concatv2di_rex64_sse4_1): Likewise.
365 (*vec_concatv2si_sse2): Use "x" register constraint instead of "Y2".
366 (*vec_concatv2di_rex64_sse): Rename from *vec_concatv2di_rex64.
369 2008-05-15 Richard Guenther <rguenther@suse.de>
371 PR tree-optimization/36009
372 PR tree-optimization/36204
373 * tree-ssa-loop-im.c (tree-ssa-propagate.h): Include.
374 (determine_invariantness_stmt): Record the loop a store is
376 * Makefile.in (tree-ssa-loop-im.o): Add tree-ssa-propagate.h
379 2008-05-15 Richard Guenther <rguenther@suse.de>
381 PR tree-optimization/34330
382 * tree-ssa-alias.c (get_smt_for): Only assert that accesses
383 through the pointer will alias the SMT.
385 2008-05-14 Andreas Tobler <a.tobler@schweiz.org>
387 * config/sparc/sparc.h (NO_PROFILE_COUNTERS): Define as 0.
389 2008-05-14 H.J. Lu <hongjiu.lu@intel.com>
391 * config/i386/sse.md (*sse4_1_pinsrq): Make it 64bit only.
393 2008-05-14 Michael Meissner <michael.meissner@amd.com>
394 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
396 * optabs.h (optab_index): Add OTI_vashl, OTI_vlshr, OTI_vashr,
397 OTI_vrotl, OTI_vrotr to support vector/vector shifts.
398 (vashl_optab): New optab for vector/vector shifts.
399 (vashr_optab): Ditto.
400 (vlshr_optab): Ditto.
401 (vrotl_optab): Ditto.
402 (vrotr_optab): Ditto.
403 (optab_subtype): New enum for optab_for_tree_code call.
404 (optab_for_tree_code): Add enum optab_subtype argument.
406 * optabs.c (optab_for_tree_code): Take an additional argument to
407 distinguish between a vector shift by a scalar and vector shift by
408 a vector. Make lshr/ashr/ashl/rotl/rotr optabs just vector
409 shifted by a scalar. Use vlshr/vashr/vashl/vrotl/vrotr for the
410 vector shift by a vector.
411 (expand_widen_pattern_expr): Pass additional argument to
414 * genopinit.c (optabs): Add vashr_optab, vashl_optab, vlshr_optab,
415 vrotl_optab, vrotr_optab.
417 * expr.c (expand_expr_real_1): Update calls to
418 optab_for_tree_code to distinguish between vector shifted by a
419 scalar and vector shifted by a vector.
420 * tree-vectorizer.c (supportable_widening_operation): Ditto.
421 (supportable_narrowing_operation): Ditto.
422 * tree-vect-analyze.c (vect_build_slp_tree): Ditto.
423 * tree-vect-patterns.c (vect_pattern_recog_1): Ditto.
424 * tree-vect-transform.c (vect_model_reduction_cost): Ditto.
425 (vect_create_epilog_for_reduction): Ditto.
426 (vectorizable_reduction): Ditto.
427 (vectorizable_operation): Ditto.
428 (vect_strided_store_supported): Ditto.
429 (vect_strided_load_supported): Ditto.
430 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
431 * expmed.c (expand_shift): Ditto.
433 * doc/md.texi (ashl@var{m}3): Document that operand 2 is always a
435 (ashr@var{m}3): Ditto.
436 (vashl@var{m}3): Document new vector/vector shift standard name.
437 (vashr@var{m}3): Ditto.
438 (vlshr@var{m}3): Ditto.
439 (vrotl@var{m}3): Ditto.
440 (vrotr@var{m}3): Ditto.
442 * config/i386/i386.md (PPERM_SRC): Move PPERM masks here from i386.c.
443 (PPERM_INVERT): Ditto.
444 (PPERM_REVERSE): Ditto.
445 (PPERM_REV_INV): Ditto.
449 (PPERM_INV_SIGN): Ditto.
453 * config/i386/sse.md (mulv2di3): Add SSE5 support.
454 (sse5_pmacsdql_mem): New SSE5 define_and_split that temporarily
455 allows a memory operand to be the value being added, and split it
456 to improve vectorization.
457 (sse5_pmacsdqh_mem): Ditto.
458 (sse5_mulv2div2di3_low): SSE5 32-bit multiply and extend function.
459 (sse5_mulv2div2di3_high): Ditto.
460 (vec_pack_trunc_v8hi): Add SSE5 pperm support.
461 (vec_pack_trunc_v4si): Ditto.
462 (vec_pack_trunc_v2di): Ditto.
463 (sse5_pcmov_<mode>): Remove code that tried to use use
464 andps/andnps instead of pcmov.
465 (vec_widen_smult_hi_v4si): If we have SSE5, use the pmacsdql and
466 pmacsdqh instructions.
467 (vec_widen_smult_lo_v4si): Ditto.
469 * config/i386/i386.c (PPERM_SRC): Move PPERM masks to i386.md.
470 (PPERM_INVERT): Ditto.
471 (PPERM_REVERSE): Ditto.
472 (PPERM_REV_INV): Ditto.
476 (PPERM_INV_SIGN): Ditto.
479 (ix86_expand_sse_movcc): Move the SSE5 test after the if
481 (ix86_expand_int_vcond): If SSE5 generate all possible integer
483 (ix86_sse5_valid_op_p): Allow num_memory to be negative, which
484 says ignore whether the last reference is a memory operand.
486 2008-05-14 Michael Meissner <michael.meissner@amd.com>
487 Paolo Bonzini <bonzini at gnu dot org>
489 * config/rs6000/rs6000.c (bdesc_2arg): Change the names of vector
492 * config/rs6000/altivec.md (vashl<mode>3): Rename from ashl<mode>3.
493 (vlshr<mode>3): Rename from vlshr<mode>3.
494 (vashr<mode>3): Rename from vashr<mode>3.
495 (mulv4sf3): Change the names of vector shift patterns.
499 * config/spu/spu.c (spu_initialize_trampoline): Rename vector
502 * config/spu/spu-builtins.def (SI_SHLH): Rename vector shift insns.
527 * config/spu/spu.md (v): New iterator macro to add v for vector types.
528 (floatunssidf2_internal): Change vector/vector shift names.
529 (floatunsdidf2_internal): Ditto.
536 (vashl<mode>3): Rename from ashl<mode>3.
537 (vashr<mode>3): Rename from ashr<mode>3.
538 (vlshr<mode>3): Rename from lshr<mode>3.
539 (vrotl<mode>3): Rename from rotl<mode>3.
541 2008-05-14 Michael Meissner <michael.meissner@amd.com>
544 * config/i386/sse.md (vec_widen_smult_hi_v4si): Delete, using unsigned
545 multiply gives the wrong value when doing widening multiplies.
546 (vec_widen_smult_lo_v4si): Ditto.
548 2008-05-14 Kenneth Zadeck <zadeck@naturalbridge.com>
550 * optabs.c (prepare_cmp_insn): Changed LCT_PURE_MAKE_BLOCK to
551 LCT_PURE and LCT_CONST_MAKE_BLOCK to LCT_CONST in calls to
552 emit_library_call_value.
553 * builtins.c (expand_builtin_powi, expand_builtin_memcmp): Ditto.
554 * tree.h (ECF_LIBCALL_BLOCK): Removed.
555 * calls.c (initialize_argument_information, precompute_arguments,
556 expand_call, emit_library_call_value_1): Remove ECF_LIBCALL_BLOCK.
557 (precompute_arguments): Removed flags parameter.
558 * rtl.h (LCT_CONST_MAKE_BLOCK, LCT_PURE_MAKE_BLOCK): Removed.
560 2008-05-14 Richard Guenther <rguenther@suse.de>
562 * tree-ssa-dse.c (dse_possible_dead_store_p): Remove dead code.
563 Make sure to register the store if the use is a PHI_NODE.
565 2008-05-14 Olivier Hainque <hainque@adacore.com>
567 * expr.c (expand_expr_real_1) <normal_inner_ref>: Force op0 to
568 memory if the component is to be referenced in BLKmode according
569 to get_inner_reference.
571 2008-05-14 Adam Nemet <anemet@caviumnetworks.com>
573 * calls.c (emit_library_call_value_1): Restore code clearing
574 ECF_LIBCALL_BLOCK to ensure that we only call end_sequence once.
576 2008-05-14 Olivier Hainque <hainque@adacore.com>
577 Nicolas Roche <roche@adacore.com>
579 * configure.ac: Add support for a "gcc_subdir" variable in
580 config-lang.in, to denote a subdirectory where the language/GCC
581 integration files are to be found.
582 * configure: Regenerate.
584 2008-05-14 Ira Rosen <irar@il.ibm.com>
586 PR tree-optimization/36098
587 * tree-vect-analyze.c (vect_analyze_group_access): Set the gap
588 value for the first load in the group in case of a gap.
589 (vect_build_slp_tree): Check that there are no gaps in loads.
591 2008-05-14 Kenneth Zadeck <zadeck@naturalbridge.com>
593 * doc/rtl.texi: Removed reference to REG_NO_CONFLICT notes.
594 * optabs.c (expand_binop, expand_absneg_bit, expand_unop,
595 expand_copysign_bit, ): Change call to emit_no_conflict_block to
596 emit_insn and remove unneeded code to construct extra args.
597 (emit_no_conflict_block): Removed.
598 * optabls.h: (emit_no_conflict_block): Removed.
599 * cse.c (cse_extended_basic_block): Remove search for
600 REG_NO_CONFLICT note.
601 * global.c: Removed incorrect comment added in revision 117.
602 * expr.c (convert_move): Change call to emit_no_conflict_block to
604 * recog.c: Change comments so that they do not mention
606 * local_alloc.c (combine_regs): Removed last parameter.
607 (no_conflict_p): Removed.
608 (block_alloc): Removed note, no_conflict_combined_regno and set
609 local vars. Removed all code to process REG_NO_CONFLICT blocks.
610 (combine_regs): Removed already_dead and code to look for
611 REG_NO_CONFLICT notes.
612 * lower_subreg (remove_retval_note): Removed code to look for
613 REG_NO_CONFLICT block.
614 (resolve_reg_notes): Removed REG_NO_CONFLICT case.
615 (resolve_clobber): Remove code to process libcalls that have
616 REG_NO_CONFLICT notes.
617 * loop_invariant.c (find_invariant_insn): Removed REG_NO_CONFLICT
619 * combine.c (can_combine_p, distribute_notes): Removed
620 REG_NO_CONFLICT case.
621 * config/cris/cris.md (movdi pattern): Changed emit_no_conflict_block
623 * config/mn10300/mn10300.md (absdf2, negdf2 patterns): Ditto.
624 * config/m68k/m68k.md (negdf2, negxf2, absdf2, absxf2 patterns):
626 * reg-notes.def (NO_CONFLICT): Removed.
628 2008-05-14 David S. Miller <davem@davemloft.net>
630 * config/sparc/sparc.c (sparc_profile_hook): If
631 NO_PROFILE_COUNTERS, don't generate and pass a label into mcount.
632 * config/sparc/linux.h (NO_PROFILE_COUNTERS): Define as 1.
633 * config/sparc/linux64.h (NO_PROFILE_COUNTERS): Likewise.
635 2008-05-14 Andreas Krebbel <krebbel1@de.ibm.com>
637 * cse.c (cse_cc_succs): Invoke delete_insn_and_edges.
639 2008-05-13 Uros Bizjak <ubizjak@gmail.com>
642 * config/i386/i386.c (ix86_expand_vector_init_general): Rearrange op0
643 and op1 expansion before vector concat to have less live pseudos.
645 2008-05-13 H.J. Lu <hongjiu.lu@intel.com>
647 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
648 ix86_expand_vector_set if supported.
650 2008-05-13 Diego Novillo <dnovillo@google.com>
651 Kenneth Zadeck <zadeck@naturalbridge.com>
653 http://gcc.gnu.org/ml/gcc-patches/2008-05/msg00748.html
655 * tree.h (init_phinodes, fini_phinodes, release_phi_node,
656 phinodes_print_statistics, init_ssanames, fini_ssanames,
657 make_ssa_name, duplicate_ssa_name, duplicate_ssa_name_ptr_info,
658 release_ssa_name, release_defs, replace_ssa_name_symbol,
659 ssanames_print_statistics): Move ...
660 * tree-flow.h: ... here.
661 * tree-ssanames.c (init_ssanames): Add arguments FN and SIZE.
662 Use FN instead of cfun.
663 (make_ssa_name_fn): Rename from make_ssa_name.
664 (pass_release_ssa_names): Add TODO_dump_func to finish flags.
665 * tree-flow-inline.h (make_ssa_name): Move from
666 tree-ssanames.c. Convert to static inline. Call make_ssa_name_fn.
667 * omp-low.c (expand_omp_parallel):
668 * tree-flow-inline.h (redirect_edge_var_map_result):
669 * tree-ssa.c (init_tree_ssa): Add argument FN.
670 Use it instead of cfun. Update all users.
672 2008-05-13 Tom Tromey <tromey@redhat.com>
674 PR preprocessor/22168:
675 * doc/cpp.texi (Top): Update menu.
676 (Alternatives to Wrapper #ifndef): New node.
677 (Other Directives): Document deprecation.
678 (Obsolete Features): Remove menu.
679 (Assertions): Merge node into Obsolete Features.
680 (Obsolete once-only headers): Move earlier; rename to Alternatives
682 * doc/cppopts.texi: Update.
683 * c.opt (Wdeprecated): Enable for C and ObjC.
684 * doc/invoke.texi (Option Summary): Move -Wno-deprecated.
685 (C++ Dialect Options): Move -Wno-deprecated from here to...
686 (Warning Options): ... here.
688 2008-05-13 Richard Guenther <rguenther@suse.de>
691 * fold-const.c (fold_sign_changed_comparison): Do not allow
692 changes in pointer-ness.
694 2008-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
697 * config/sh/sh.c (sh_expand_prologue): Don't clear
698 RTX_FRAME_RELATED_P for push insns.
700 2008-05-12 Andy Hutchinson <hutchinsonandy@aim.com>
702 * config/avr/avr.h (MAX_OFILE_ALIGNMENT): Define.
704 2008-05-12 Anatoly Sokolov <aesok@post.ru>
706 * config/avr/avr.h (machine_function): Add 'is_leaf' field.
707 * config/avr/avr.c (avr_regs_to_save): Compute 'machine->is_leaf'.
708 Use 'machine->is_leaf' instead of 'leaf_func_p'.
710 2008-05-12 H.J. Lu <hongjiu.lu@intel.com>
712 * config/i386/sse.md (*sse_concatv4sf): Renamed to ...
713 (*vec_concatv4sf_sse): This.
714 (*sse2_concatv2si): Renamed to ...
715 (*vec_concatv2si_sse2): This.
716 (*sse1_concatv2si): Renamed to ...
717 (*vec_concatv2si_sse): This.
718 (*vec_concatv2di_rex): Renamed to ...
719 (*vec_concatv2di_rex64): This.
720 (*vec_concatv2si_sse4_1): New.
721 (*vec_concatv2di_rex64_sse4_1): Likewise.
723 2008-05-12 Uros Bizjak <ubizjak@gmail.com>
725 PR rtl-optimization/36111
726 * recog.c (validate_replace_rtx_1): Unshare new RTL expression
727 that was created for swappable operands.
729 2008-05-12 Samuel Tardieu <sam@rfc1149.net>
732 * Makefile.in: Substitute GNATMAKE and GNATBIND.
733 * configure.ac: Add call to ACX_PROG_GNAT.
735 2008-05-11 Volker Reichelt <v.reichelt@netcologne.de>
737 * optc-gen.awk: Fix comment typo.
739 2008-05-11 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
741 * pretty-print.c (pp_integer_with_precision): Use
742 HOST_LONG_LONG_FORMAT.
744 2008-05-10 Kenneth Zadeck <zadeck@naturalbridge.com>
746 * gcse.c (store_killed_in_insn): Negated call to RTL_CONST_CALL_P.
748 2008-05-10 H.J. Lu <hongjiu.lu@intel.com>
750 * config/i386/i386.c (bdesc_ptest): Removed.
751 (ix86_builtin_type): Add INT_FTYPE_V2DI_V2DI_PTEST.
752 (bdesc_args): Add __builtin_ia32_ptestz128,
753 __builtin_ia32_ptestc128 and __builtin_ia32_ptestnzc128.
754 (ix86_init_mmx_sse_builtins): Updated.
755 (ix86_expand_args_builtin): Handle INT_FTYPE_V2DI_V2DI_PTEST.
756 (ix86_expand_builtin): Updated.
758 2008-05-10 Richard Sandiford <rdsandiford@googlemail.com>
760 * tree-cfg.c (valid_fixed_convert_types_p): New function.
761 (verify_gimple_expr): Handle FIXED_CONVERT_EXPR.
763 2008-05-10 Uros Bizjak <ubizjak@gmail.com>
765 * value-prof.c (interesting_stringop_to_profile): Do not
766 return early for BUILT_IN_MEMPCPY.
768 2008-05-09 H.J. Lu <hongjiu.lu@intel.com>
770 * calls.c (expand_call): Don't use callgraph to increase
771 preferred_stack_boundary.
773 * cgraph.h (cgraph_rtl_info): Use unsigned on
774 preferred_incoming_stack_boundary.
776 * final.c (rest_of_clean_state): Use unsigned on
777 preferred_stack_boundary.
779 2008-05-09 Tom Tromey <tromey@redhat.com>
781 PR preprocessor/22231:
782 * c-opts.c (sanitize_cpp_opts): Disallow -MG if compilation is
785 2008-05-09 Uros Bizjak <ubizjak@gmail.com>
787 PR tree-optimization/36129
788 * tree-ssa-ccp.c: Include value-prof.h.
789 (execute_fold_all_builtins): Call gimple_remove_stmt_histograms if
790 built-in function was folded to a constant.
791 * Makefile.in (tree-ssa-ccp.c): Depend on value-prof.h
793 2008-05-09 Jan Sjodin <jan.sjodin@amd.com>
794 Sebastian Pop <sebastian.pop@amd.com>
796 * tree-scalar-evolution.c: Document instantiate_scev.
797 (instantiate_parameters_1): Renamed instantiate_scev_1.
798 Don't use the same loop for instantiation_loop and evolution_loop.
799 (instantiate_scev): New.
800 (instantiate_parameters): Moved...
801 (resolve_mixers): Update call to instantiate_scev_1 to pass the
802 same loop twice. Maintains the semantics for this function.
803 * tree-scalar-evolution.h (instantiate_scev): Declare.
804 (instantiate_parameters): ...here. Now static inline.
805 * tree-data-ref.c (dr_analyze_indices): Call instantiate_scev
806 instead of resolve_mixers.
808 2008-05-09 Maxim Kuvyrkov <maxim@codesourcery.com>
810 * rtl-factoring.c (collect_pattern_seqs): Fix typo.
812 2008-05-09 Tomas Bily <tbily@suse.cz>
814 * config/pa/pa.c (reloc_needed): Use CASE_CONVERT.
815 * tree-cfg.c (verify_expr, verify_gimple_expr): Likewise.
816 * tree-ssa-structalias.c (get_constraint_for): Likewise.
817 * c-common.c (c_common_truthvalue_conversion): Likewise.
818 * tree-object-size.c (compute_object_offset): Likewise.
819 * tree-inline.c (estimate_num_insns_1): Likewise.
820 * varasm.c (const_hash_1, compare_constant, copy_constant)
821 (compute_reloc_for_constant, output_addressed_constants)
822 (initializer_constant_valid_p): Likewise.
823 * c-omp.c (check_omp_for_incr_expr): Likewise.
824 * gimplify.c (gimplify_expr): Likewise.
825 * c-typeck.c (c_finish_return): Likewise.
826 * tree-vectorizer.c (supportable_widening_operation)
827 (supportable_narrowing_operation): Likewise.
828 * c-pretty-print.c (pp_c_cast_expression, pp_c_expression): Likewise.
829 * matrix-reorg.c (can_calculate_expr_before_stmt): Likewise.
830 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
831 * dwarf2out.c (loc_descriptor_from_tree_1, add_bound_info)
832 (descr_info_loc): Likewise.
833 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Likewise.
834 * fold-const.c (operand_equal_p, make_range, extract_muldiv_1)
835 (fold_unary): Likewise.
836 * builtins.c (get_pointer_alignment): Likewise.
837 * tree-scalar-evolution.c (interpret_rhs_modify_stmt)
838 (instantiate_parameters_1): Likewise.
839 * tree.c (expr_align, stabilize_reference): Likewise.
840 * tree-pretty-print.c (dump_generic_node, op_prio): Likewise.
841 * tree-ssa-loop-niter.c (derive_constant_upper_bound): Likewise.
842 * convert.c (strip_float_extensions): Use CONVERT_EXPR_P.
843 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Likewise.
844 * config/alpha/alpha.c (va_list_skip_additions): Likewise.
845 * c-common.c (c_alignof_expr, check_function_arguments_recurse):
847 * tree-ssa.c (tree_ssa_useless_type_conversion): Likewise.
848 * varasm.c (initializer_constant_valid_p, output_constant): Likewise.
849 * tree-ssa-forwprop.c (get_prop_source_stmt, can_propagate_from)
850 (forward_propagate_addr_expr_1, forward_propagate_addr_expr)
851 (forward_propagate_comparison)
852 (tree_ssa_forward_propagate_single_use_vars): Likewise.
853 * cfgexpand.c (discover_nonconstant_array_refs_r): Likewise.
854 * emit-rtl.c (component_ref_for_mem_expr)
855 (set_mem_attributes_minus_bitpos): Likewise.
856 * tree-ssa-phiopt.c (conditional_replacement): Likewise.
857 * gimplify.c (gimplify_conversion, goa_lhs_expr_p, gimplify_expr):
859 * c-typeck.c (default_function_array_conversion, build_indirect_ref)
860 (build_function_call, pointer_diff, build_compound_expr)
861 (c_finish_return): Likewise.
862 * tree-vect-analyze.c (vect_determine_vectorization_factor): Likewise.
863 * matrix-reorg.c (get_inner_of_cast_expr, may_flatten_matrices_1):
865 * tree-ssa-ifcombine.c (recognize_single_bit_test): Likewise.
866 * expr.c (is_aligning_offset): Likewise.
867 * tree-ssa-alias.c (is_escape_site): Likewise.
868 * tree-stdarg.c (va_list_counter_bump, check_va_list_escapes)
869 (check_all_va_list_escapes): Likewise.
870 * tree-ssa-loop-ivopts.c (determine_base_object)
871 (determine_common_wider_type): Likewise.
872 * dojump.c (do_jump): Likewise.
873 * tree-ssa-sccvn.c (simplify_unary_expression): Likewise.
874 * tree-gimple.c (is_gimple_cast): Likewise.
875 * fold-const.c (decode_field_reference, )
876 (fold_sign_changed_comparison, fold_unary, fold_comparison)
877 (fold_binary): Likewise.
878 * tree-ssa-alias-warnings.c (find_alias_site_helper)
879 (already_warned_in_frontend_p): Likewise.
880 * builtins.c (get_memory_rtx, fold_builtin_next_arg): Likewise.
881 * tree.c (really_constant_p, get_unwidened): Likewise.
882 * tree-ssa-loop-niter.c (expand_simple_operations): Likewise.
883 * tree-ssa-loop-im.c (rewrite_bittest): Likewise.
884 * tree-vrp.c (register_edge_assert_for_2, register_edge_assert_for_1):
886 * tree.h (STRIP_NOPS, STRIP_SIGN_NOPS, STRIP_TYPE_NOPS): Use
888 (CONVERT_EXPR_P): Define.
889 (CASE_CONVERT): Define.
891 2008-05-08 Kenneth Zadeck <zadeck@naturalbridge.com>
894 * dce.c (deletable_insn_p): Do not delete calls if df_in_progress.
895 (delete_unmarked_insns): When deleting a call, call
896 delete_unreachable_blocks.
897 * rtl.texi (RTL_CONST_CALL_P, RTL_PURE_CALL_P,
898 RTL_CONST_OR_PURE_CALL_P, RTL_LOOPING_CONST_OR_PURE_CALL_P): Fixed doc.
900 2008-05-08 Richard Guenther <rguenther@suse.de>
902 * doc/invoke.texi (-fdump-tree-salias): Remove documentation.
903 (-ftree-salias): Likewise.
904 (salias-max-implicit-fields): Remove param documentation.
905 (salias-max-array-elements): Likewise.
906 * tree-pass.h (pass_create_structure_vars): Remove.
907 * params.h (SALIAS_MAX_IMPLICIT_FIELDS): Remove.
908 (SALIAS_MAX_ARRAY_ELEMENTS): Likewise.
909 * tree-ssa-alias.c (create_structure_vars): Remove.
910 (gate_structure_vars): Likewise.
911 (pass_create_structure_vars): Likewise.
912 (gate_build_alias): Likewise.
913 (pass_build_alias): Adjust to run always and dump the function.
914 * common.opt (ftree-salias): Hide.
915 * passes.c (init_optimization_passes): Remove
916 pass_create_structure_vars, adjust comment.
917 * params.def (PARAM_SALIAS_MAX_IMPLICIT_FIELDS): Remove.
918 (PARAM_SALIAS_MAX_ARRAY_ELEMENTS): Likewise.
919 * opts.c (decode_options): Do not set flag_tree_salias.
920 (common_handle_option): Add OPT_ftree_salias to the backward
921 compatibility section.
923 2008-05-08 Richard Guenther <rguenther@suse.de>
925 * tree-flow-inline.h (var_can_have_subvars): Move ...
926 * tree-ssa-structalias.c (var_can_have_subvars): ... here.
927 * tree-flow.h (var_can_have_subvars): Remove.
928 (push_fields_onto_fieldstack): Remove.
929 (sort_fieldstack): Likewise.
930 (struct fieldoff): Move ...
931 * tree-ssa-structalias.c (struct fieldoff): ... here. Remove
932 alias_set and base_for_components fields.
933 (sort_fieldstack): Make static.
934 (push_fields_onto_fieldstack): Likewise. Remove code that
935 handles anything but RECORD_TYPEs. Remove alias_set and
936 base_for_components handling.
937 (create_variable_info_for): Adjust.
939 2008-05-08 Seongbae Park <seongbae.park@gmail.com>
941 * common.opt (Wframe-larger-than=): Shorten the help message
943 * doc/invoke.texi (Wframe-larger-than=): Add more description.
945 2008-05-08 Rafael Espindola <espindola@google.com>
947 * tree-complex.c (expand_complex_div_wide): Don't create CONDs that
949 * tree-gimple.c (is_gimple_condexpr): Check that the expression doesn't
950 trap and that both operands are gimple values.
951 (canonicalize_cond_expr_cond): Use is_gimple_condexpr.
952 * gcc/tree-eh.c (tree_could_trap_p): Correctly detect if a comparison
955 2008-05-08 Richard Sandiford <rsandifo@nildram.co.uk>
957 * read-rtl.c (join_c_conditions): Return the first string if the
958 two strings are equal.
960 2008-05-08 Richard Sandiford <rsandifo@nildram.co.uk>
962 * gensupport.h (pred_data): Add a "num_codes" field.
963 (add_predicate_code): Declare.
964 * gensupport.c (add_predicate_code): New function.
965 (std_pred_table): Add an "allows_const_p" field.
966 (std_preds): Set this field for predicates that allow RTX_CONST_OBJs.
967 Remove the (incomplete) list of such codes from the codes field.
968 (init_predicate_table): Use add_predicate_code. Add all
969 RTX_CONST_OBJs if allows_const_p is true.
970 * genrecog.c (process_define_predicate): Use add_predicate_code.
972 2008-05-08 David Daney <ddaney@avtrex.com>
973 Richard Sandiford <rsandifo@nildram.co.uk>
975 * config/mips/mips.md (mips_expand_compare_and_swap_12): Handle
976 special case of constant zero operands.
977 * config/mips/mips.c (mips_expand_compare_and_swap_12): Zero extend
978 old and new values. Special case constant zero values.
979 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP): Skip 'sync' if compare
981 (MIPS_COMPARE_AND_SWAP_12): Handle constant zero operands.
982 (MIPS_COMPARE_AND_SWAP_12_0): New macro.
984 2008-05-08 Paolo Bonzini <bonzini@gnu.org>
987 * simplify-rtx.c (simplify_plus_minus): Create CONST of
988 similar RTX_CONST_OBJ before CONST_INT.
990 2008-05-08 Steve Ellcey <sje@cup.hp.com>
992 * stmt.c (expand_stack_restore): Change sa mode if needed.
994 2008-05-08 Richard Guenther <rguenther@suse.de>
996 * config/i386/i386-protos.h (ix86_return_in_memory): Adjust
998 (ix86_sol10_return_in_memory): Likewise.
999 (ix86_i386elf_return_in_memory): Likewise.
1000 (ix86_i386interix_return_in_memory): Likewise.
1001 * config/i386/i386.c (ix86_return_in_memory): Likewise.
1002 (ix86_sol10_return_in_memory): Likewise.
1003 (ix86_i386elf_return_in_memory): Likewise.
1004 (ix86_i386interix_return_in_memory): Likewise.
1006 2008-05-08 Kai Tietz <kai.tietz@onevision.com>
1009 * calls.c (compute_argument_block_size ): Add ATTRIBUTE_UNUSED to
1011 (emit_library_call_value_1): Add ATTRIBUTE_UNUSED to variable fndecl.
1012 * target-def.h: Check that TARGET_RETURN_IN_MEMORY isn't
1015 2008-05-08 Richard Guenther <rguenther@suse.de>
1017 * tree-data-ref.c (dr_analyze_alias): Do not set DR_SUBVARS.
1018 * tree-data-ref.h (struct dr_alias): Remove subvars field.
1019 (DR_SUBVARS): Remove.
1020 * tree-dfa.c (dump_subvars_for): Remove.
1021 (debug_subvars_for): Likewise.
1022 (dump_variable): Do not dump subvars.
1023 (remove_referenced_var): Do not remove subvars.
1024 * tree-flow-inline.h (clear_call_clobbered): SFTs no longer exist.
1025 (lookup_subvars_for_var): Remove.
1026 (get_subvars_for_var): Likewise.
1027 (get_subvars_at): Likewise.
1028 (get_first_overlapping_subvar): Likewise.
1029 (overlap_subvar): Likewise.
1030 * tree-flow.h (subvar_t): Remove.
1031 (struct var_ann_d): Remove subvars field.
1032 * tree-ssa-alias.c (mark_aliases_call_clobbered): Remove queued
1033 argument. Remove special handling of SFTs.
1034 (compute_tag_properties): Likewise.
1035 (set_initial_properties): Likewise.
1036 (compute_call_clobbered): Likewise.
1037 (count_mem_refs): Likewise.
1038 (compute_memory_partitions): Likewise.
1039 (compute_flow_insensitive_aliasing): Likewise.
1040 (setup_pointers_and_addressables): Likewise.
1041 (new_type_alias): Likewise.
1042 (struct used_part): Remove.
1043 (used_portions): Likewise.
1044 (struct used_part_map): Likewise.
1045 (used_part_map_eq): Likewise.
1046 (used_part_map_hash): Likewise.
1047 (free_used_part_map): Likewise.
1048 (up_lookup): Likewise.
1049 (up_insert): Likewise.
1050 (get_or_create_used_part_for): Likewise.
1051 (create_sft): Likewise.
1052 (create_overlap_variables_for): Likewise.
1053 (find_used_portions): Likewise.
1054 (create_structure_vars): Likewise.
1055 * tree.def (STRUCT_FIELD_TAG): Remove.
1056 * tree.h (MTAG_P): Adjust.
1057 (struct tree_memory_tag): Remove base_for_components and
1058 unpartitionable flags.
1059 (struct tree_struct_field_tag): Remove.
1060 (SFT_PARENT_VAR): Likewise.
1061 (SFT_OFFSET): Likewise.
1062 (SFT_SIZE): Likewise.
1063 (SFT_NONADDRESSABLE_P): Likewise.
1064 (SFT_ALIAS_SET): Likewise.
1065 (SFT_UNPARTITIONABLE_P): Likewise.
1066 (SFT_BASE_FOR_COMPONENTS_P): Likewise.
1067 (union tree_node): Remove sft field.
1068 * alias.c (get_alias_set): Remove special handling of SFTs.
1069 * print-tree.c (print_node): Remove handling of SFTs.
1070 * tree-dump.c (dequeue_and_dump): Likewise.
1071 * tree-into-ssa.c (mark_sym_for_renaming): Likewise.
1072 * tree-nrv.c (dest_safe_for_nrv_p): Remove special handling of SFTs.
1073 * tree-predcom.c (set_alias_info): Do not set subvars.
1074 * tree-pretty-print.c (dump_generic_node): Do not handle SFTs.
1075 * tree-ssa-loop-ivopts.c (get_ref_tag): Likewise.
1076 * tree-ssa-operands.c (access_can_touch_variable): Likewise.
1077 (add_vars_for_offset): Remove.
1078 (add_virtual_operand): Remove special handling of SFTs.
1079 (add_call_clobber_ops): Likewise.
1080 (add_call_read_ops): Likewise.
1081 (get_asm_expr_operands): Likewise.
1082 (get_modify_stmt_operands): Likewise.
1083 (get_expr_operands): Likewise.
1084 (add_to_addressable_set): Likewise.
1085 * tree-ssa.c (verify_ssa_name): Do not handle SFTs.
1086 * tree-tailcall.c (suitable_for_tail_opt_p): Likewise.
1087 * tree-vect-transform.c (vect_create_data_ref_ptr): Do not set subvars.
1088 * tree.c (init_ttree): Remove STRUCT_FIELD_TAG initialization.
1089 (tree_code_size): Remove STRUCT_FIELD_TAG handling.
1090 (tree_node_structure): Likewise.
1091 * tree-ssa-structalias.c (set_uids_in_ptset): Remove special
1093 (find_what_p_points_to): Likewise.
1095 2008-05-08 Sa Liu <saliu@de.ibm.com>
1097 * config/spu/spu.md: Fixed subti3 pattern.
1099 2008-05-08 Richard Guenther <rguenther@suse.de>
1102 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Make
1103 sure to create a representative for trailing arrays for PTA.
1105 2008-05-08 Richard Guenther <rguenther@suse.de>
1108 * fold-const.c (operand_equal_p): Two objects which types
1109 differ in pointerness are not equal.
1111 2008-05-08 Kai Tietz <kai.tietz@onevision.com>
1113 * calls.c (compute_argument_block_size): Add argument tree fndecl.
1114 (OUTGOING_REG_PARM_STACK_SPACE): Add function type argument.
1115 (emit_library_call_value_1): Add new variable fndecl initialized by
1116 NULL_TREE. It should be the decl type of orgfun, but this information
1117 seems not to be available here, so it uses the default calling abi.
1118 * config/arm/arm.c (arm_return_in_memory): Add fntype argumen.
1119 * config/arm/arm.h (RETURN_IN_MEMORY): Replace RETURN_IN_MEMORY
1120 by TARGET_RETURN_IN_MEMORY.
1121 * config/i386/i386-interix.h: Likewise.
1122 * config/i386/i386.h: Likewise.
1123 * config/i386/i386elf.h: Likewise.
1124 * config/i386/ptx4-i.h: Likewise.
1125 * config/i386/sol2-10.h: Likewise.
1126 * config/i386/sysv4.h: Likewise.
1127 * config/i386/vx-common.h: Likewise.
1128 * config/cris/cris.h: Removed #if 0 clause.
1129 * config/arm/arm-protos.h (arm_return_in_memory): Add fntype argument.
1130 * config/i386/i386-protos.h (ix86_return_in_memory): Add fntype
1132 (ix86_sol10_return_in_memory): Likewise.
1133 (ix86_i386elf_return_in_memory): New.
1134 (ix86_i386interix_return_in_memory): New.
1135 * config/mt/mt-protos.h (mt_return_in_memory): New.
1136 * config/mt/mt.c: Likewise.
1137 * config/mt/mt.h (OUTGOING_REG_PARM_STACK_SPACE): Add FNTYPE argument.
1138 (RETURN_IN_MEMORY): Replace by TARGET_RETURN_IN_MEMORY.
1139 * config/bfin/bfin.h: Likewise.
1140 * config/bfin/bfin-protos.h (bfin_return_in_memory): Add fntype
1142 * config/bfin/bfin.c: Likewise.
1143 * config/pa/pa.h (OUTGOING_REG_PARM_STACK_SPACE): Add FNTYPE argument.
1144 * config/alpha/unicosmk.h: Likewise.
1145 * config/i386/cygming.h: Likewise.
1146 * config/iq2000/iq2000.h: Likewise.
1147 * config/mips/mips.h: Likewise.
1148 * config/mn10300/mn10300.h: Likewise.
1149 * config/rs6000/rs6000.h: Likewise.
1150 * config/score/score.h: Likewise.
1151 * config/spu/spu.h: Likewise.
1152 * config/v850/v850.h: Likewise.
1153 * defaults.h: Likewise.
1154 * doc/tm.texi (OUTGOING_REG_PARM_STACK_SPACE): Adjust documentation.
1155 * expr.c (emit_block_move): Adjust use of
1156 OUTGOING_REG_PARM_STACK_SPACE.
1157 * function.c (STACK_DYNAMIC_OFFSET): Adjust use of
1158 OUTGOING_REG_PARM_STACK_SPACE.
1159 * targhooks.c (default_return_in_memory): Remove RETURN_IN_MEMORY.
1161 2008-05-08 Jakub Jelinek <jakub@redhat.com>
1163 * tree-parloops.c (create_parallel_loop): Set OMP_RETURN_NOWAIT
1164 on OMP_RETURN for OMP_FOR.
1167 * dwarf2out.c (dw_expand_expr, common_check): Removed.
1168 (fortran_common): New function.
1169 (gen_variable_die): Call fortran_common instead of common_check,
1170 adjust for it returning tree instead of rtx. Formatting.
1172 2008-05-07 Kenneth Zadeck <zadeck@naturalbridge.com>
1176 * see.c (see_copy_insn): Copy new pure const attributes for new call.
1177 * c-decl.c (merge_decls): Ditto.
1178 * postreload.c (record_opr_changes): Change CONST_OR_PURE_CALL_P
1179 to RTL_CONST_OR_PURE_CALL_P.
1180 * tree.c (define_local_buitin): Rename DECL_IS_PURE to DECL_PURE_P.
1181 Initialized DECL_LOOPING_CONST_PURE.
1182 (process_call_operands): Set tree_side_effects properly.
1183 * tree.h (TREE_READONLY_DECL_P): Removed.
1184 (DECL_IS_PURE): Renamed to DECL_PURE_P.
1185 (DECL_LOOPING_OR_CONST_P): New macro.
1186 (struct tree_function_decl): Added looping_const_or_pure_p.
1188 (ECF_LOOPING_OR_CONST_P): New macro.
1189 * rtlanal.c (pure_const_p): Removed.
1190 * builtins.c (expand_builtin): Rename DECL_IS_PURE to DECL_PURE_P.
1191 * reorg.c (delete_prior_computation) Changed CONST_OR_PURE_CALL_P
1192 to RTL_CONST_CALL_P.
1193 * ipa-pure-const.c (pure_const_state_e): Added looping field.
1194 (check_decl, check_tree, check_call, scan_function): Initialize
1196 (analyze_function): Rename DECL_IS_PURE to DECL_PURE_P.
1197 (static_execute): Set looping true for recursive functions.
1198 Undo setting state to IPA_NEITHER for recursive functions.
1200 * ifcvt.c (noce_can_store_speculate_p): Changed
1201 CONST_OR_PURE_CALL_P and pure_call_p to RTL_CONST_CALL_P or
1202 RTL_CONST_OR_PURE_CALL_P.
1203 * dse.c (scan_insn): Ditto.
1204 * local-alloc.c (validate_equiv_mem, memref_used_between_p): Ditto.
1205 * gcse.c (oprs_not_seen_p) Changed CONST_OR_PURE_CALL_P to
1206 RTL_CONST_OR_PURE_CALL_P.
1207 (store_killed_in_insn): Changed CONST_OR_PURE_CALL_P and
1208 pure_call_p to RTL_CONST_CALL_P.
1209 * gimplify.c (gimplify_call_expr): Clear side effects for
1210 non-looping pure and constant calls.
1211 * calls.c (emit_call_1): Set rtl flags from ecf flags.
1212 (flags_from_decl_or_type): Set ecf flags from decl flags.
1213 (initialize_argument_information): Turn off
1214 ECF_LOOPING_CONST_OR_PURE when turning off ECF_CONST.
1215 Change const to pure if callee_copies is true rather than just
1217 (expand_call): Turn off ECF_LOOPING_PURE_CONST_CALL and remove old
1218 way of marking pure calls.
1219 (emit_library_call_value_1): Turn off ECF_LOOPING_PURE_CONST_CALL.
1220 Remove hack that was supposed to fix pr7335 and remove old
1221 way of marking pure calls.
1222 * emit-rtl.c (emit_copy_of_insn_after): Copy RTL_CONST_CALL_P,
1223 RTL_PURE_CALL_P, RTL_LOOPING_CONST_OR_PURE_CALL_P.
1224 * cselib.c (cselib_process_insn): Changed CONST_OR_PURE_CALL_P to
1225 RTL_CONST_OR_PURE_CALL_P.
1226 * tree-ssa-pre.c (can_value_number_call): Fixed spacing.
1227 * loop-invariant.c (find_exits, find_invariant_bb): Changed
1228 CONST_OR_PURE_CALL_P to RTL_CONST_OR_PURE_CALL_P.
1229 * sched-deps.c (schedule_analyze): Ditto.
1230 * rtl.h (struct rtx_def): Use call field, unchanging field, and
1231 return_val field of calls to represent pure and const function info.
1232 (CONST_OR_PURE_CALL_P): Deleted macro.
1233 (RTL_CONST_CALL_P, RTL_PURE_CALL_P,
1234 RTL_LOOPING_CONST_OR_PURE_CALL_P, RTL_CONST_OR_PURE_P): New macros.
1235 * tree-inline.c (copy_body_r): Changed TREE_READONLY_DECL_P to
1237 * tree-optimize.c (execute_fixup_cfg): Added test for
1238 ECF_LOOPING_CONST_OR_PURE.
1239 * c-common.c (handle_pure_attribute): Changed DECL_IS_PURE to
1241 * tree-cfg.c (update_call_expr_flags): Do not clear tree side
1242 effects for looping pure or const calls.
1243 (verify_gimple_expr): Added verification code.
1244 * config/alpha/alpha.c (alpha_legitimize_address,
1245 alpha_emit_xfloating_libcall): Changed CONST_OR_PURE_CALL_P to
1247 * config/s390/s390.c (s390_emit_tls_call_insn): Ditto.
1248 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Ditto.
1249 * config/mips/mips.c (mips_call_tls_get_addr): Ditto.
1250 * cfgrtl.c (need_fake_edge_p): Changed CONST_OR_PURE_CALL_P to
1251 RTL_CONST_OR_PURE_CALL_P.
1252 * dce.c (deletable_insn_p): Allow non looping, non sibling, pure
1253 and const calls to be deleted.
1255 2008-05-07 Uros Bizjak <ubizjak@gmail.com>
1258 * config/i386/mmx.md (mmx_subv2sf3): New expander.
1259 (*mmx_subv2sf3): Rename from mmx_subv2sf3 insn pattern.
1260 (*mmx_eqv2sf3): Rename from mmx_eqv2sf3 insn pattern.
1261 (mmx_eqv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
1262 to handle nonimmediate operands.
1263 (*mmx_paddwd): Rename from mmx_paddwd insn pattern.
1264 (mmx_paddwd): New expander. Use ix86_fixup_binary_operands_no_copy
1265 to handle nonimmediate operands.
1266 (*mmx_pmulhrwv4hi3): Rename from mmx_pmulhrwv4hi3 insn pattern.
1267 (mmx_pmulhrwv4hi3): New expander. Use
1268 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
1269 (*sse2_umulv1siv1di3): Rename from sse2_umulv1siv1di3 insn pattern.
1270 (sse2_umulv1siv1di3): New expander. Use
1271 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
1272 (*mmx_eq<mode>3): Rename from mmx_eq<mode>3 insn pattern.
1273 (mmx_eq<mode>3): New expander. Use
1274 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
1275 (*mmx_uavgv8qi3): Rename from mmx_uavgv8qi3 insn pattern.
1276 (mmx_uavgv8qi3): New expander. Use
1277 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
1278 (*mmx_uavgv4hi3): Rename from mmx_uavgv4hi3 insn pattern.
1279 (mmx_uavgv4hi3): New expander. Use
1280 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
1282 * config/i386/sse.md
1283 (sse_movhlps_exp): New expander. Use ix86_fixup_binary_operands
1284 to handle nonimmediate operands.
1285 (sse_movlhps_exp): New expander. Use ix86_fixup_binary_operands
1286 to handle nonimmediate operands.
1287 (sse_loadhps_exp): New expander. Use ix86_fixup_binary_operands
1288 to handle nonimmediate operands.
1289 (sse_loadlps_exp): New expander. Use ix86_fixup_binary_operands
1290 to handle nonimmediate operands.
1291 (sse2_unpckhpd_exp): New expander. Use
1292 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
1293 (sse2_unpcklpd_exp): New expander. Use
1294 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
1295 (sse_loadhpd_exp): New expander. Use ix86_fixup_binary_operands
1296 to handle nonimmediate operands.
1297 (sse_loadlpd): New expander. Use ix86_fixup_binary_operands
1298 to handle nonimmediate operands.
1299 (*sse2_<plusminus_insn><mode>3): Rename from
1300 sse2_<plusminus_insn><mode>3 insn pattern.
1301 (sse2_<plusminus_insn><mode>3): New expander. Use
1302 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
1303 (*sse2_umulv2siv2di3): Rename from sse2_umulv2siv2di3 insn pattern.
1304 (sse2_umulv2siv2di3): New expander. Use
1305 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
1306 (*sse4_1_mulv2siv2di3): Rename from sse4_1_mulv2siv2di3 insn pattern.
1307 (sse4_1_mulv2siv2di3): New expander. Use
1308 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
1309 (*sse2_pmaddwd): Rename from sse2_pmaddwd insn pattern.
1310 (sse2_pmaddwd): New expander. Use
1311 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
1312 (*sse2_eq<mode>3): Rename from sse2_eq<mode>3 insn pattern.
1313 (sse2_eq<mode>3): New expander. Use
1314 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
1315 (*sse4_1_eqv2di3): Rename from sse4_1_eqv2di3 insn pattern.
1316 (sse4_1_eqv2di3): New expander. Use
1317 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
1318 (*sse2_uavgv16qi3): Rename from sse2_uavgv16qi3 insn pattern.
1319 (sse2_uavgv16qi3): New expander. Use
1320 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
1321 (*sse2_uavgv16qi3): Rename from sse2_uavgv16qi3 insn pattern.
1322 (sse2_uavgv16qi3): New expander. Use
1323 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
1324 (*sse2_uavgv8hi3): Rename from sse2_uavgv8hi3 insn pattern.
1325 (sse2_uavgv8hi3): New expander. Use
1326 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
1327 (*ssse3_pmulhrswv8hi3): Rename from ssse3_pmulhrswv8hi3 insn pattern.
1328 (ssse3_pmulhrswv8hi3): New expander. Use
1329 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
1330 (*ssse3_pmulhrswv4hi3): Rename from ssse3_pmulhrswv4hi3 insn pattern.
1331 (ssse3_pmulhrswv4hi3): New expander. Use
1332 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
1334 (<sse>_vm<plusminus_insn><mode>3): Do not use ix86_binary_operator_ok.
1335 (<sse>_vmmul<mode>3): Ditto.
1336 (divv4sf3): Do not use ix86_fixup_binary_operands_no_copy.
1338 (ssse3_pmaddubsw128): Use register_operand for operand 1.
1339 (ssse3_pmaddubsw): Ditto.
1341 * config/i386/i386.c (struct_builtin_description)
1342 [IX86_BUILTIN_LOADHPS]: Use CODE_FOR_sse_loadhps_exp.
1343 [IX86_BUILTIN_STOREHPS]: Use CODE_FOR_sse_loadlps_exp.
1344 [IX86_BUILTIN_LOADHPD]: Use CODE_FOR_sse2_loadhpd_exp.
1345 [IX86_BUILTIN_LOADLPD]: Use CODE_FOR_sse2_loadlpd_exp.
1346 [IX86_BUILTIN_MOVHLPS]: Use CODE_FOR_sse_movhlps_exp.
1347 [IX86_BUILTIN_MOVLHPS]: Use CODE_FOR_sse_movlhps_exp.
1348 [IX86_BUILTIN_UNPCKHPD]: Use FOR_sse2_unpckhpd_exp.
1349 [IX86_BUILTIN_UNPCKLPD]: Use FOR_sse2_unpcklpd_exp.
1350 (ix86_fixup_binary_operands): Assert that src1
1351 and src2 must have the same mode when swapped.
1352 (ix86_expand_binop_builtin): Do not use ix86_fixup_binary_operands
1353 and ix86_binary_operator_ok. Do not force operands in registers
1356 2008-05-07 Jan Hubicka <jh@suse.cz>
1358 * cgraph.c (dump_cgraph_node): Update.
1359 * cgraph.h (cgraph_local_info): Break out inline summary.
1360 * cgraphunit.c (cgraph_process_new_functions): Use inliner analysis
1362 * ipa-inline (inline_summary): New accestor function.
1363 (cgraph_clone_inlined_nodes, cgraph_check_inline_limits,
1364 cgraph_decide_inlining, compute_inline_parameters): Update.
1365 * ipa.c (cgraph_remove_unreachable_nodes): Remove statistics.
1367 2008-05-07 Maxim Kuvyrkov <maxim@codesourcery.com>
1369 Cleanup ColdFire scheduling support and add V4 pipeline model.
1371 * config/m68k/m68k.md (UNSPEC_TIE): New constant.
1372 (define_attr cpu): Add cfv4 value.
1373 (define_attr type, define_attr type1): Merge into a single 'type'
1374 attribute. Update all uses.
1375 (define_attr opx_type, define_attr opy_type, define_attr opx_access):
1376 Rearrange and update. Rename value 'reg' to 'Rn', add value 'FPn'.
1378 (define_attr opx_mem, define_attr opy_mem): Remove.
1379 (define_attr op_mem): Clean up, update comment.
1380 (define_attr size): Use specific values instead of general int.
1381 (define_attr guess, define_attr split): Remove. Update all uses.
1382 (movdf_internal, tstsi_internal, tsthi_internal, tstqi_internal,
1383 tst<mode>_68881, pushexthisi_const, movsi_const0_68000_10,
1384 movsi_const0_68040_60, movsi_const0, movsi_cf, movstrictqi_cf,
1385 zero_extendhisi2_cf, zero_extendqisi2_cfv4, cfv4_extendhisi2,
1386 68k_extendhisi2, extendqihi2, cfv4_extendqisi2, 68k_extendqisi2,
1387 floatsi<mode>2_68881, ftrunc<mode>2_68881, ftrunc<mode>2_cf,
1388 fix<mode>qi2_68881, fix<mode>hi2_68881, fix<mode>si2_68881,
1389 adddi_dishl32, addsi3_5200, add<mode>3_floatsi_68881,
1390 add<mode>3_floathi_68881, add<mode>3_floatqi_68881,
1391 add<mode>3_68881, add<mode>3_cf, subdi_dishl32, subsi3,
1392 sub<mode>3_floatsi_68881, sub<mode>3_floathi_68881,
1393 sub<mode>3_floatqi_68881, sub<mode>3_68881, sub<mode>3_cf,
1394 mulhi3, mulhisi3, mulhisisi3_s, mulsi3_68020, mulsi3_cf,
1395 umulhisi3, mulhisisi3_z, mul<mode>3_floatsi_68881,
1396 mul<mode>3_floathi_68881, mul<mode>3_floatqi_68881, fmul<mode>3_cf,
1397 div<mode>3_cf, sqrt<mode>2_cf, abs<mode>2_cf, clzsi2,
1398 one_cmplsi2_5200, subreghi1ashrdi_const32, ashrsi3, lshrsi3,
1399 bsetmemqi, bsetmemqi_ext, bclrmemqi, bclrmemqi_ext,
1400 beq, bne, bgt, blt, bordered, bunordered, buneq, bunge, bungt, bunle,
1401 bunlt, bltgt, tablejump_internal, call, non_symbolic_call_value,
1402 symbolic_call_value_jsr, symbolic_call_value_bsr, link):
1403 Update or set attributes.
1404 (stack_tie): New fake instruction.
1406 * config/m68k/m68k.h (TUNE_CFV4): New macro.
1407 (m68k_sched_attr_size): Update declaration.
1408 (m68k_sched_attr_type2): Remove.
1409 (m68k_sched_address_bypass_p, m68k_sched_indexed_address_bypass_p):
1410 Declare new bypass predicates.
1412 * config/m68k/m68k.c (m68k_sched_issue_rate,
1413 m68k_sched_first_cycle_multipass_dfa_lookahead): Declare hook
1415 (TARGET_SCHED_ISSUE_RATE,
1416 TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD): Override hooks.
1417 (override_options): Handle scheduling for ColdFire V4 core.
1418 (m68k_expand_prologue): Emit stack_tie.
1419 (enum attr_op_type): Split value 'OP_TYPE_REG' to 'OP_TYPE_RN' and
1420 'OP_TYPE_FPN'. Update all uses.
1421 (sched_guess_p): Remove.
1422 (sched_address_type): Handle symbolic addresses.
1423 (sched_get_operand): New static function.
1424 (sched_operand_type): Merge into sched_attr_op_type.
1425 (sched_attr_op_type): Handle FP registers, handle quick constants,
1427 (m68k_sched_attr_opx_type, m68k_sched_attr_opy_type): Update.
1428 (m68k_sched_attr_size): Update. Move logic to ...
1429 (sched_get_attr_size_int): New static function.
1430 (sched_get_opxy_mem_type): New static function.
1431 (m68k_sched_attr_op_mem): Update.
1432 (m68k_sched_attr_type2): Remove.
1433 (sched_cfv4_bypass_data): New static variable.
1434 (m68k_sched_adjust_cost): Handle ColdFire V4 bypass.
1435 (m68k_sched_issue_rate): Implement scheduler hook.
1436 (struct _sched_ib: enabled_p): New field.
1437 (m68k_sched_variable_issue): Update. Handle V4.
1438 (SCHED_DUMP_TODO, SCHED_DUMP_DONE, SCHED_DUMP_NOTHING,
1439 sched_dump_class_func_t, sched_dump_split_class,
1440 sched_dump_dfa_guess_unit_code, sched_dump_dfa_state,
1441 sched_dump_dfa_class, m68k_sched_dump): Remove.
1442 (m68k_sched_first_cycle_multipass_dfa_lookahead): Implement scheduler
1444 (m68k_sched_init_global): Remove statisctics dumping, introduce
1445 sanity check that all instructions have pipeline reservations. Handle
1447 (m68k_sched_dfa_pre_advance_cycle, m68k_sched_dfa_post_advance_cycle):
1448 Handle ColdFire V4 core.
1449 (sched_mem_operand_p, sched_get_reg_operand, sched_get_mem_operand):
1450 New static functions.
1451 (m68k_sched_address_bypass_p): New bypass predicate.
1452 (sched_get_indexed_address_scale): New static function.
1453 (m68k_sched_indexed_address_bypass_p): New bypass predicate.
1455 * cf.md: Update comments.
1456 (define_attr type2): Remove. Use 'type' attribute instead.
1458 (cf_ib): Rename to cfv123_ib. Update all uses.
1459 (cf_oep): Rename to cfv123_oep. Update all uses.
1460 (cf_chr): Rename to cfv123_chr. Update all uses.
1461 (cf_mem): Rename to cfv123_mem. Update all uses.
1462 (cf_mac): Move to more appropriate place.
1463 (cfv123_guess): New automaton and cpu_unit.
1464 (cfv123_*, cfv12_*, cfv1_*, cfv2_*, cfv3_*): Use type attribute.
1465 Update uses of 'size' attribute. Handle before reload scheduling.
1466 (cfv123_guess): New dummy reservation for unhandled instructions.
1467 (cfv4_*): Pipeline description of ColdFire V4 core.
1468 (ignore): New reservation to handle 'ignore' type.
1470 2008-05-07 Ian Lance Taylor <iant@google.com>
1473 * gimplify.c (find_single_pointer_decl_1): Don't look through
1475 (find_single_pointer_decl): Adjust comments.
1477 2008-05-07 Jakub Jelinek <jakub@redhat.com>
1480 * fold-const.c (fold_binary): Use STRIP_SIGN_NOPS instead of
1481 STRIP_NOPS on arguments even for MIN_EXPR and MAX_EXPR.
1484 * omp-low.c (expand_omp_atomic_pipeline): Load value using the
1485 integral type rather than floating point, then VIEW_CONVERT_EXPR
1486 to the floating point type.
1488 2008-05-07 Uros Bizjak <ubizjak@gmail.com>
1490 * config/i386/i386.c (ix86_expand_copysign): Force non-zero constant
1491 TFmode op0 to register.
1493 2008-05-07 Alan Modra <amodra@bigpond.net.au>
1495 * c-decl.c (grokdeclarator): Comment typo.
1497 2008-05-06 Aldy Hernandez <aldyh@redhat.com>
1499 * tree-flow.h: Remove prototype for computed_goto_p.
1500 * tree-cfg.c (computed_goto_p): Make static.
1502 2008-05-06 H.J. Lu <hongjiu.lu@intel.com>
1505 * config/i386/i386.c (contains_128bit_aligned_vector_p): Renamed to ...
1506 (contains_aligned_value_p): This. Handle _Decimal128.
1507 (ix86_function_arg_boundary): Only align _Decimal128 to its
1508 natural boundary and handle it properly.
1510 2008-05-06 Martin Jambor <mjambor@suse.cz>
1512 * ipa-cp.c (ipcp_method_orig_node): Renamed to ipcp_get_orig_node.
1513 (ipcp_method_is_cloned): Renamed to ipcp_node_is_clone
1514 (ipcp_method_set_orig_node): Removed.
1515 (ipcp_cval_get_cvalue_type): Removed.
1516 (ipcp_method_get_scale): Renamed to ipcp_get_node_scale.
1517 (ipcp_method_set_scale): Renamed to ipcp_set_node_scale.
1518 (ipcp_cval_set_cvalue_type): Removed.
1519 (ipcp_cval_get_cvalue): Removed.
1520 (ipcp_cval_set_cvalue): Removed.
1521 (ipcp_type_is_const): Renamed to ipcp_lat_is_const.
1522 (ipcp_cval_equal_cvalues): Renamed to ipcp_lats_are_equal
1523 (ipcp_lats_are_equal): Changed parameters to two ipcp_lattice's
1524 (ipcp_cval_meet): Renamed to ipa_lattice_meet
1525 (ipcp_cval_changed): Changed to use ipcp_lat_is_const
1526 (ipcp_method_cval): Renamed to ipcp_get_ith_lattice
1527 (ipcp_get_ith_lattice): Changed parameters.
1528 (ipcp_cval_compute): Renamed to ipcp_lattice_from_jfunc
1529 (ipcp_lattice_from_jfunc): Changed parameters.
1530 (ipcp_redirect): Local lattice pointer instead of lattice type variable.
1531 (ipcp_method_cval_print): Added temporary variable info.
1532 (ipcp_redirect): Removed already unused local variable caller.
1533 (ipcp_redirect): New temporary variable orig_callee_info
1534 (ipcp_redirect): Removed newly unused local variable callee.
1535 (ipcp_redirect): Removed (a bit confusing) local variable type.
1536 (ipcp_insert_stage): Added local variable info.
1537 (ipcp_cval_changed): Renamed to ipcp_lattice_changed, parameters
1539 (ipcp_formal_create): Removed.
1540 (ipcp_method_cval_set): Removed.
1541 (ipcp_propagate_stage): Renamed lattice variables.
1542 (ipcp_method_cval_set_cvalue_type): Removed.
1543 (ipcp_method_cval_print): Renamed to ipcp_print_all_lattices
1544 (ipcp_print_all_lattices): Changed printed strings to refer to
1545 lattices rather than cvals.
1546 (ipcp_method_cval_init): Renamed to ipcp_initialize_node_lattices
1547 (ipcp_propagate_const): Changed formal parameters.
1548 (build_const_val): Changed formal parameters.
1549 (ipcp_insert_stage): Removed useless variable cvalue
1550 (build_const_val): Changed formal parameters.
1551 (ipcp_method_compute_scale): Renamed to ipcp_compute_node_scale
1552 (ipcp_after_propagate): Renamed to ipcp_change_tops_to_bottom
1553 (ipcp_callsite_param_print): Renamed to ipcp_print_all_jump_functions
1554 (ipcp_profile_mt_count_print): Renamed to ipcp_print_func_profile_counts
1555 (ipcp_print_func_profile_counts): Changed string from "method" to
1557 (ipcp_profile_cs_count_print): Renamed to ipcp_print_call_profile_counts
1558 (ipcp_profile_edge_print): Renamed to ipcp_print_edge_profiles
1559 (ipcp_profile_bb_print): Renamed to ipcp_print_bb_profiles
1560 (ipcp_structures_print): Renamed to ipcp_print_all_structures
1561 (ipcp_profile_print): Renamed to ipcp_print_profile_data
1562 (ipcp_lat_is_const): Changed parameters and made inline.
1563 (ipcp_replace_map_create): Renamed to ipcp_create_replace_map
1564 (ipcp_redirect): Renamed to ipcp_need_redirect_p
1565 (ipcp_need_redirect_p): Calls ipcp_lat_is_const instead of using
1566 the predicate condition directly
1567 (ipcp_propagate_stage): Added local variable args. Removed local
1568 variable callee. (Both are mere code simplifications.)
1569 (ipcp_method_dont_insert_const): Renamed to
1570 ipcp_node_not_modifiable_p.
1571 (ipcp_node_not_modifiable_p): Made inline.
1572 (ipcp_cloned_create): Renamed to ipcp_init_cloned_node
1573 (ipcp_propagate_const): Renamed to ipcp_propagate_one_const
1574 (ipcp_print_all_lattices): Removed variable cvalue
1575 (ipcp_method_scale_print): Renamed to ipcp_function_scale_print
1578 2008-05-06 Olivier Hainque <hainque@adacore.com>
1580 * tree-sra.c (try_instantiate_multiple_fields): Early return
1581 if field has POINTER_TYPE.
1583 2008-05-06 Kai Tietz <kai.tietz@onevision.com>
1585 * config/i386/i386.c (output_set_got): Fix for x86_64 output_emit_asm
1586 by using 'q' specifier for instruction.
1587 (ix86_file_end): Replaced case TARGET_64BIT_MS_ABI by TARGET_64BIT.
1589 2008-05-06 Anatoly Sokolov <aesok@post.ru>
1591 * config/avr/avr.md (*sbrx_branch, *sbix_branch, *sbix_branch_tmp):
1592 Change mode of zero_extract from QImode to HImode.
1593 (sign bit tests peepholes): (Ditto.).
1595 2008-05-06 Uros Bizjak <ubizjak@gmail.com>
1597 * config/i386/mmx.md: Remove double backslashes from asm templates.
1598 (*mmx_addv2sf3): Rename from mmx_addv2sf3 insn pattern.
1599 (mmx_addv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
1600 to handle nonimmediate operands.
1601 (*mmx_mulv2sf3): Rename from mmx_mulv2sf3 insn pattern.
1602 (mmx_mulv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
1603 to handle nonimmediate operands.
1604 (*mmx_<code>v2sf3_finite): New insn pattern.
1605 (*mmx_<code>v2sf3): Rename from mmx_<code>v2sf3 insn pattern.
1606 (mmx_<code>v2sf3): New expander. Use
1607 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
1608 (mmx_<plusminus_insn><mode>3): New expander. Use
1609 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
1610 (*mmx_<plusminus_insn><mode>3): New insn pattern.
1611 (mmx_add<mode>3): Removed.
1612 (mmx_ssadd<mode>3): Ditto.
1613 (mmx_usadd<mode>3): Ditto.
1614 (mmx_sub<mode>3): Ditto.
1615 (mmx_sssub<mode>3): Ditto.
1616 (mmx_ussub<mode>3): Ditto.
1617 (*mmx_mulv4hi3): Rename from mmx_mulv4hi3 insn pattern.
1618 (mmx_mulv4hi3): New expander. Use ix86_fixup_binary_operands_no_copy
1619 to handle nonimmediate operands.
1620 (*mmx_smulv4hi3_highpart): Rename from mmx_smulv4hi3_highpart
1622 (mmx_smulv4hi3_highpart): New expander. Use
1623 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
1624 (*mmx_umulv4hi3_highpart): Rename from mmx_umulv4hi3_highpart
1626 (mmx_umulv4hi3_highpart): New expander. Use
1627 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
1628 (*mmx_<code>v4hi3): Rename from mmx_<code>v4hi3 insn pattern.
1629 (mmx_<code>v4hi3): New expander. Use
1630 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
1631 (*mmx_<code>v8qi3): Rename from mmx_<code>v8qi3 insn pattern.
1632 (mmx_<code>v8qi3): New expander. Use
1633 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
1634 (*mmx_<code><mode>3): Rename from mmx_<code><mode>3 insn pattern.
1635 (mmx_<code><mode>3): New expander. Use
1636 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
1638 2008-05-05 Jan Hubicka <jh@suse.cz>
1640 PR tree-optimization/36118
1641 * passes.c (pass_init_dump_file): Fix dump header.
1643 2008-05-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
1646 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Don't create
1647 VCE for function decls.
1649 2008-05-05 H.J. Lu <hongjiu.lu@intel.com>
1651 * config/i386/sse.md (sse2_<plusminus_insn><mode>3): Fix a typo.
1653 2008-05-05 H.J. Lu <hongjiu.lu@intel.com>
1655 * config/i386/i386.md (sat_plusminus): New.
1656 (plusminus_insn): Likewise.
1657 (plusminus_mnemonic): Likewise.
1659 (comm): Add ss_plus, us_plus, ss_minus and us_minus.
1660 (*<addsub><mode>3_cc_overflow): Renamed to ...
1661 (*<plusminus_insn><mode>3_cc_overflow): This.
1662 (*<addsub>si3_zext_cc_overflow): Renamed to ...
1663 (*<plusminus_insn>si3_zext_cc_overflow): This.
1665 * config/i386/sse.md (<addsub><mode>3): Renamed to ...
1666 (<plusminus_insn><mode>3): This.
1667 (*<addsub><mode>3): Renamed to ...
1668 (*<plusminus_insn><mode>3): This.
1669 (<sse>_vm<addsub><mode>3): Renamed to ...
1670 (<sse>_vm<plusminus_insn><mode>3): This.
1671 (sse3_h<addsub>v4sf3): Renamed to ...
1672 (sse3_h<plusminus_insn>v4sf3): This.
1673 (sse3_h<addsub>v2df3): Renamed to ...
1674 (sse3_h<plusminus_insn>v2df3): This.
1675 (<plusminus_insn><mode>3): New.
1676 (*<plusminus_insn><mode>3): Likewise.
1677 (sse2_<plusminus_insn><mode>3): Likewise.
1678 (add<mode>): Removed.
1679 (*add<mode>3): Likewise.
1680 (sse2_ssadd<mode>3): Likewise.
1681 (sse2_usadd<mode>3): Likewise.
1682 (sub<mode>3): Likewise.
1683 (*sub<mode>3): Likewise.
1684 (sse2_sssub<mode>3): Likewise.
1685 (sse2_ussub<mode>3): Likewise.
1687 2008-05-05 Benjamin Kosnik <bkoz@redhat.com>
1689 * gthr-single.h: Add in required interface elements as per gthr.h.
1690 Add stub types for __gthread_key_t, __gthread_once_t. Add defines
1691 for __GTHREAD_ONCE_INIT, __GTHREAD_RECURSIVE_MUTEX_INIT.
1692 Generalize UNUSED macro.
1693 (__gthread_once): Add.
1694 (__gthread_key_create): Add.
1695 (__gthread_key_delete): Add.
1696 (__gthread_getspecific): Add.
1697 (__gthread_setspecific): Add.
1699 2008-05-05 Andrew Pinski <Andrew.Pinski@playstation.sony.com>
1701 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): If we have
1702 the same size types for the indirect reference on the rhs, then
1705 2008-05-05 Uros Bizjak <ubizjak@gmail.com>
1707 * config/i386/i386.md
1708 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit): Use only
1709 one insn template instead of template series.
1710 (*xordi_1_rex64): Ditto.
1711 (*xordi_2_rex64): Ditto.
1713 2008-05-05 Ira Rosen <irar@il.ibm.com>
1715 PR tree-optimization/36119
1716 * tree-vect-transform.c (vectorizable_assignment): Set NCOPIES to 1
1719 2008-06-04 Jan Hubicka <jh@suse.cz>
1721 tree-optimization/36100
1722 * tree-pass.h (pass_O0_always_inline): Declare.
1723 * ipa-inline.c (inline_transform): Remove dead code.
1724 (cgraph_gate_O0_always_inline, cgraph_O0_always_inline,
1725 pass_O0_always_inline): New.
1726 * passes.c (init_optimization_passes): Add pass_O0_always_inline.
1728 2008-05-04 Kai Tietz <kai.tietz@onevision.com>
1730 * config/i386/i386.c (x86_output_mi_thunk): Use movq alternative
1731 mnemonic in this_param move for TARGET_64BIT.
1733 2008-05-04 Uros Bizjak <ubizjak@gmail.com>
1735 * config/i386/i386.md (*strmovsi_1): Simplify asm alternatives.
1736 (*strmovsi_rex_1): Ditto.
1737 (*strsetsi_1): Ditto.
1738 (*strsetsi_rex_1): Ditto.
1740 (add<mode>cc): Macroize expander from addqicc, addhicc, addsicc and
1741 adddicc expanders using SWI mode iterator.
1743 2008-05-04 H.J. Lu <hongjiu.lu@intel.com>
1746 * config/i386/i386.c (ix86_expand_special_args_builtin): Remove three
1749 2008-05-04 David S. Miller <davem@davemloft.net>
1751 * config.gcc (sparc*-*-*): Always set need_64bit_hwint to yes.
1752 (sparc*-*-linux*): Use linux.h in tm_file.
1753 (sparc-*-linux*): If 'enabled_targets' is 'all', build a bi-arch
1754 compiler defaulting to 32-bit.
1755 (sparc*-*-*): Remove explicit target settings of need_64bit_hwint,
1757 * config/sparc/linux.h: Remove definitions now obtained
1758 properly from linux.h
1759 * config/sparc/linux64.h: Likewise.
1760 (ASM_CPU_DEFAULT_SPEC): Change this to ASM_CPU64_DEFAULT_SPEC, we
1761 don't want this setting for 32-bit builds in a biarch compiler.
1762 * doc/install.texi: Add sparc-linux to list of targets
1763 supporting --enable-targets=all.
1765 2008-05-03 Andrew Pinski <pinskia@gmail.com>
1767 * Makefile.in (tree-ssa-phiprop.o): Fix dependencies.
1769 2008-05-03 H.J. Lu <hongjiu.lu@intel.com>
1771 * config/i386/i386.c (ix86_builtin_type): Move V4SI_FTYPE_V4SF
1772 after V4SI_FTYPE_V8HI.
1773 (ix86_init_mmx_sse_builtins): Move case V4HI_FTYPE_V4HI after
1774 case V4SI_FTYPE_V2DF.
1776 2008-05-03 Kenneth Zadeck <zadeck@naturalbridge.com>
1778 * doc/invoke.texi (max-flow-memory-locations): Removed.
1779 * params.def (PARAM_MAX_FLOW_MEMORY_LOCATIONS): Removed.
1781 2008-05-03 Richard Guenther <rguenther@suse.de>
1784 * opts.c (set_Wstrict_aliasing): Handle the turn-off case.
1786 2008-05-02 David S. Miller <davem@davemloft.net>
1788 * config.gcc (need_64bit_hwint): Document libcpp dependency.
1790 2008-05-02 Simon Baldwin <simonb@google.com>
1793 * c-common.h (warn_array_subscript_range): Removed.
1794 * c-common.c (warn_array_subscript_range): Ditto.
1795 * tree-vrp.c (check_array_ref): Revert to ignoring arrays with size 2.
1796 * c-typeck.c (build_array_ref): Remove warn_array_subscript_range.
1798 2008-05-02 H.J. Lu <hongjiu.lu@intel.com>
1800 * config/i386/i386.c (ix86_special_builtin_type): New.
1801 (bdesc_special_args): Likewise.
1802 (ix86_expand_special_args_builtin): Likewise.
1803 (ix86_init_mmx_sse_builtins): Updated.
1804 (ix86_expand_builtin): Updated.
1805 (ix86_expand_store_builtin): Removed.
1806 (ix86_expand_unop_builtin): Likewise.
1808 * config/i386/mm3dnow.h (__v2sf): Moved to ...
1809 * config/i386/mmintrin.h (__v2sf): Here.
1811 * config/i386/xmmintrin.h (_mm_loadh_pi): Replace __v2si with
1813 (_mm_loadl_pi): Likewise.
1814 (_mm_storeh_pi): Replace __v2si with __v2sf.
1815 (_mm_storel_pi): Likewise.
1817 * doc/extend.texi: Correct __builtin_ia32_loadhps,
1818 __builtin_ia32_loadlps, __builtin_ia32_storehps,
1819 __builtin_ia32_storelps, __builtin_ia32_loadhpd and
1820 __builtin_ia32_loadlpd.
1822 2008-05-02 H.J. Lu <hongjiu.lu@intel.com>
1824 * config/i386/i386.c (ix86_builtin_type): Add FLOAT_FTYPE_FLOAT,
1825 V4SF_FTYPE_V4SF_VEC_MERGE and V2DF_FTYPE_V2DF_VEC_MERGE.
1826 (bdesc_args): Updated. Add scalar SSE builtins with vec_merge.
1827 (ix86_init_mmx_sse_builtins): Updated.
1828 (ix86_expand_args_builtin): Likewise.
1829 (ix86_expand_builtin): Likewise.
1830 (ix86_expand_unop1_builtin): Renamed to ...
1831 (ix86_expand_unop_vec_merge_builtin): This.
1833 2008-05-01 Jan Hubicka <jh@suse.cz>
1836 * ipa-inline.c (inline_generate_summary): Make static.
1837 (inline_transform): Do not call inlining at -O0; make static.
1838 * passes.c (execute_todo): Add sanity check.
1839 (execute_one_ipa_transform_pass): Execute proper flags.
1841 2008-05-01 Eric Botcazou <ebotcazou@adacore.com>
1843 * tree.h (TYPE_NONALIASED_COMPONENT): Expand comment.
1844 (DECL_NONADDRESSABLE_P): Likewise.
1845 * alias.c (record_component_aliases): Fix comment.
1847 2008-05-01 Simon Baldwin <simonb@google.com>
1849 * c-common.h (warn_array_subscript_range): New function.
1850 * c-common.c (warn_array_subscript_range): Ditto.
1851 * tree-vrp.c (check_array_ref): Corrected code to agree with
1852 comment, ignoring only arrays of size 0 or size 1.
1853 * c-typeck.c (build_array_ref): Call warn_array_subscript_range.
1855 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
1857 * config/i386/i386.c (ix86_builtin_type): Replace
1858 DI_FTYPE_DI_DI_INT with V1DI2DI_FTYPE_V1DI_V1DI_INT.
1859 (bdesc_args): Updated.
1860 (ix86_init_mmx_sse_builtins): Likewise.
1861 (ix86_expand_args_builtin): Likewise.
1863 * config/i386/tmmintrin.h (_mm_alignr_pi8): Replace long long
1866 * doc/extend.texi: Correct __builtin_ia32_palignr.
1868 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
1871 * config/i386/i386.c (bdesc_crc32): Removed.
1872 (ix86_expand_crc32): Likewise.
1873 (ix86_builtin_type): Replace V2DI2TI_FTYPE_V2DI2TI_INT with
1874 V2DI2TI_FTYPE_V2DI_INT, V2DI2TI_FTYPE_V2DI2TI_V2DI2TI_INT with
1875 V2DI2TI_FTYPE_V2DI_V2DI_INT. Add UINT64_FTYPE_UINT64_UINT64,
1876 UINT_FTYPE_UINT_UINT, UINT_FTYPE_UINT_USHORT and
1877 UINT_FTYPE_UINT_UCHAR.
1878 (bdesc_args): Updated. Add crc32 builtins.
1879 (ix86_init_mmx_sse_builtins): Updated.
1880 (ix86_expand_args_builtin): Updated to support subreg.
1882 * doc/extend.texi: Correct __builtin_ia32_crc32di.
1884 2008-05-01 Jan Hubicka <jh@suse.cz>
1886 * tree-pass.h (opt_pass): Add IPA_PASS.
1887 (varpool_node, cgraph_node): Forward declare.
1888 (ipa_opt_pass): Define.
1889 (pass_ipa_inline): Turn into ipa_opt_pass.
1890 (pass_apply_inline): Remove.
1891 * ipa-inline.c (pass_ipa_inline): Turn into ipa_opt_pass.
1892 (apply_inline): Turn into ....
1893 (inline_transform): ... this one.
1894 (inline_generate_summary): New function.
1895 (pass_apply_inline): Remove.
1896 * function.h (ipa_opt_pass): Forward declare structure; typedef;
1898 (struct function): Add ipa_transforms_to_apply.
1899 * passes.c (register_one_dump_file): Work on IPA_PASS.
1900 (init_optimization_passes): Remove pass_inline_parameters and
1902 (pass_init_dump_file, pass_fini_dump_file): Break out from ....
1903 (execute_one_pass) ... here; apply transforms when possible.
1904 (add_ipa_transform_pass, execute_ipa_summary_asses,
1905 execute_one_ipa_transform_pass): New.
1906 (execute_ipa_pass_list): Update for IPA_PASS type.
1908 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
1910 * config/i386/i386.c (ix86_builtin_type): Add
1911 V2DI_FTYPE_V2DI_V16QI, V2DI_FTYPE_V2DI_UINT_UINT and
1912 V2DI_FTYPE_V2DI_V2DI_UINT_UINT.
1913 (bdesc_args): Add SSE4a builtins.
1914 (ix86_init_mmx_sse_builtins): Updated.
1915 (ix86_expand_args_builtin): Likewise.
1916 (ix86_expand_builtin): Likewise.
1918 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
1920 * config/i386/i386.c (ix86_builtin_type): Add
1921 V8HI_FTYPE_V8HI_V8HI_COUNT, V8HI_FTYPE_V8HI_SI_COUNT,
1922 V4SI_FTYPE_V4SI_V4SI_COUNT, V4SI_FTYPE_V4SI_SI_COUNT,
1923 V4HI_FTYPE_V4HI_V4HI_COUNT, V4HI_FTYPE_V4HI_SI_COUNT,
1924 V2DI_FTYPE_V2DI_V2DI_COUNT, V2DI_FTYPE_V2DI_SI_COUNT,
1925 V2SI_FTYPE_V2SI_V2SI_COUNT, V2SI_FTYPE_V2SI_SI_COUNT,
1926 V1DI_FTYPE_V1DI_V1DI_COUNT, V1DI_FTYPE_V1DI_SI_COUNT,
1927 V8HI_FTYPE_V8HI_INT, V4SI_FTYPE_V4SI_INT, V4HI_FTYPE_V4HI_INT,
1928 V2DI2TI_FTYPE_V2DI2TI_INT, V2DI2TI_FTYPE_V2DI2TI_V2DI2TI_INT
1929 and DI_FTYPE_DI_DI_INT.
1930 (bdesc_args): Add MMX/SSE shift, shuffle and palignr builtins.
1931 (ix86_init_mmx_sse_builtins): Updated.
1932 (ix86_expand_args_builtin): Likewise.
1933 (ix86_expand_builtin): Likewise.
1934 (ix86_expand_binop_imm_builtin): Removed.
1936 * doc/extend.texi: Correct __builtin_ia32_palignr128.
1938 2008-04-30 Richard Guenther <rguenther@suse.de>
1940 PR tree-optimization/32921
1941 * tree-ssa-loop-im.c (mem_refs_may_alias_p): Disambiguate with TBAA.
1943 2008-04-30 Richard Sandiford <rsandifo@nildram.co.uk>
1945 * config/arm/arm.c (arm_unwind_emit): Use
1946 crtl->all_throwers_are_sibcalls instead of
1947 cfun->all_throwers_are_sibcalls.
1948 (arm_output_fn_unwind): Likewise.
1949 * config/frv/frv.c (frv_stack_info): Use crtl->uses_pic_offset_table
1950 instead of cfun->uses_pic_offset_table.
1951 (frv_expand_prologue): Likewise.
1952 (frv_frame_pointer_required): Likewise.
1953 (frv_expand_fdpic_call): Likewise.
1954 (frv_emit_movsi): Likewise.
1955 * config/iq2000/iq2000.c (iq2000_expand_prologue): Use
1956 cfun->returns_pcc_struct instead of
1957 current_function_returns_pcc_struct.
1958 * config/m32c/m32c.c (need_to_save): Use crtl->calls_eh_return
1959 instead of cfun->calls_eh_return.
1960 (m32c_pushm_popm): Likewise.
1961 * config/xtensa/xtensa.h (cfun->calls_alloca): Remove bogus
1962 "extern" declaration.
1964 2008-04-30 Richard Guenther <rguenther@suse.de>
1966 PR tree-optimization/21636
1967 * tree-ssa-ccp.c (ccp_fold): Handle &p->x with p being a
1969 (evaluate_stmt): Print the likely value.
1970 (ccp_visit_stmt): Avoid excessive vertical spacing.
1972 2008-04-30 Rafael Espindola <espindola@google.com>
1974 * builtins.c (fold_call_expr): Return realret.
1975 * tree-ssa-threadedge.c
1976 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
1977 __builtin_object_size.
1979 2008-04-30 Seongbae Park <seongbae.park@gmail.com>
1981 * gcc.c (wrapper_string): New variable.
1982 (insert_wrapper): New function.
1983 (execute): New option -wrapper.
1984 * doc/invoke.texi (Overall Options): New driver option -wrapper.
1986 2008-04-30 Nathan Froyd <froydnj@codesourcery.com>
1988 * config/rs6000/crtresgpr.asm, config/rs6000/crtresxgpr.asm,
1989 config/rs6000/crtsavgpr.asm, config/rs6000/crtresfpr.asm,
1990 config/rs6000/crtresxfpr.asm, config/rs6000/crtsavfpr.asm: Break out
1992 * config/rs6000/crtsavres.asm: ...here. Remove unneeded file.
1993 * config/rs6000/e500crtres32gpr.asm, config/rs6000/e500crtres64gpr.asm,
1994 config/rs6000/e500crtres64gprctr.asm,
1995 config/rs6000/e500crtrest32gpr.asm, config/rs6000/e500crtrest64gpr.asm,
1996 config/rs6000/e500crtresx32gpr.asm, config/rs6000/e500crtresx64gpr.asm,
1997 config/rs6000/e500crtsav32gpr.asm, config/rs6000/e500crtsav64gpr.asm,
1998 config/rs6000/e500crtsav64gprctr.asm,
1999 config/rs6000/e500crtsavg32gpr.asm, config/rs6000/e500crtsavg64gpr.asm,
2000 config/rs6000/e500crtsavg64gprctr.asm: New files.
2001 * config/rs6000/t-ppccomm: Add build rules for new files.
2002 (LIB2FUNCS_STATIC_EXTRA): Add new files.
2003 * config/rs6000/t-netbsd: Add build rules for new files.
2004 (LIB2FUNCS_STATIC_EXTRA): New variable.
2005 * config/rs6000/sysv4.h (ENDFILE_SPEC): Don't include crtsavres.o
2006 (CRTSAVRES_DEFAULT_SPEC): Likewise.
2007 * config/rs6000/netbsd.h (ENDFILE_SPEC): Likewise.
2009 2008-04-30 H.J. Lu <hongjiu.lu@intel.com>
2011 * config/i386/i386.c (ix86_builtin_type): Add
2012 FLOAT128_FTYPE_FLOAT128_FLOAT128, V16QI_FTYPE_V16QI_V16QI,
2013 V16QI_FTYPE_V8HI_V8HI, V8QI_FTYPE_V8QI_V8QI,
2014 V8QI_FTYPE_V4HI_V4HI, V8HI_FTYPE_V8HI_V8HI,
2015 V8HI_FTYPE_V16QI_V16QI, V8HI_FTYPE_V4SI_V4SI,
2016 V4SI_FTYPE_V4SI_V4SI, V4SI_FTYPE_V8HI_V8HI,
2017 V4SI_FTYPE_V4SF_V4SF, V4SI_FTYPE_V2DF_V2DF,
2018 V4HI_FTYPE_V4HI_V4HI, V4HI_FTYPE_V8QI_V8QI,
2019 V4HI_FTYPE_V2SI_V2SI, V4SF_FTYPE_V4SF_V4SF,
2020 V4SF_FTYPE_V4SF_V4SF_SWAP, V4SF_FTYPE_V4SF_V2SI,
2021 V4SF_FTYPE_V4SF_V2DF, V4SF_FTYPE_V4SF_DI,
2022 V4SF_FTYPE_V4SF_SI, V2DI_FTYPE_V2DI_V2DI,
2023 V2DI_FTYPE_V16QI_V16QI, V2DI_FTYPE_V4SI_V4SI,
2024 V2DI_FTYPE_V2DF_V2DF, V2SI_FTYPE_V2SI_V2SI,
2025 V2SI_FTYPE_V4HI_V4HI, V2SI_FTYPE_V2SF_V2SF,
2026 V2DF_FTYPE_V2DF_V2DF, V2DF_FTYPE_V2DF_V2DF_SWAP,
2027 V2DF_FTYPE_V2DF_V4SF, V2DF_FTYPE_V2DF_DI,
2028 V2DF_FTYPE_V2DF_SI, V2SF_FTYPE_V2SF_V2SF,
2029 V1DI_FTYPE_V1DI_V1DI, V1DI_FTYPE_V8QI_V8QI and
2030 V1DI_FTYPE_V2SI_V2SI.
2031 (bdesc_2arg): Moved to ...
2033 (ix86_init_mmx_sse_builtins): Updated.
2034 (ix86_expand_args_builtin): Updated. Take a pointer
2035 to const struct builtin_description. Handle comparison
2037 (ix86_expand_sse_compare): Take a new argument for swapping operands.
2038 (ix86_expand_builtin): Updated.
2040 * config/i386/sse.md (ssse3_pmaddubswv8hi3): Renamed to ...
2041 (ssse3_pmaddubsw128): This.
2042 (ssse3_pmaddubswv4hi3): Renamed to ...
2043 (ssse3_pmaddubsw): This.
2045 * doc/extend.texi (__builtin_ia32_packsswb128): Correct prototype.
2046 (__builtin_ia32_packssdw128): Likewise.
2047 (__builtin_ia32_packuswb128): Likewise.
2048 (__builtin_ia32_pmaddubsw): Likewise.
2049 (__builtin_ia32_pmaddubsw128): Likewise.
2051 2008-04-30 Richard Guenther <rguenther@suse.de>
2053 PR tree-optimization/14847
2054 * tree-ssa-ifcombine.c (get_name_for_bit_test): New helper function.
2055 (recognize_bits_test): Use it.
2056 (recognize_single_bit_test): Likewise.
2058 2008-04-30 Martin Jambor <mjambor@suse.cz>
2060 * ipa-cp.c (ipcp_init_stage): Calls ipa_set_called_with_variable_arg
2061 instead of setting number of formal parameters to zero.
2062 (ipcp_init_stage): Do not set the number of actual parameters to zero
2064 (ipcp_propagate_stage): Explicitly skipping all calls to nodes
2065 which are called with variable number of arguments.
2066 (ipcp_insert_stage): Explicitely skipping all nodes which are
2067 called with variable number of arguments.
2068 (ipcp_callsite_param_print): Skipps callsites to nodes with varaible
2069 number of parameters.
2071 * ipa-prop.h (struct ipa_node_params): Added flag
2072 called_with_var_arguments
2073 (ipa_set_param_count): Added. Changed sole setter to use it.
2074 (ipa_get_param_count): Added. All readers of param_count
2075 converted to use it instead.
2076 (ipa_set_called_with_variable_arg): Added.
2077 (ipa_is_called_with_var_arguments): Added.
2078 (ipa_get_ith_param): Added. All readers of param_decls converted
2080 (ipa_set_cs_argument_count): Added, sole writer to argument_count
2082 (ipa_get_cs_argument_count): Added, all readers of argument_count
2084 (ipa_get_ith_jump_func): Added. Accessors of jump values changed
2087 * ipa-prop.h (struct ipcp_formal): Renamed to ipcp_lattice
2088 (struct ipcp_lattice): Renamed cval_type to type
2089 (struct ipa_node_params): ipcp_cval renamed to ipcp_lattices
2091 * ipa-cp.c (ipcp_cval_get_cvalue): Changed return value to tree
2092 (ipcp_cval_set_cvalue): Changed type of parameter value to tree
2093 (ipcp_insert_stage): Changed the type of variable cvalue to tree
2094 (ipcp_replace_map_create): Changed the type of parameter cvalue to tree
2095 (build_const_val): Changed the type of parameter cvalue to tree
2096 (ipcp_propagate_const): Changed the type of parameter cvalue to tree
2097 (ipcp_method_cval_set_cvalue_type): Renamed parameter cval_type1 to type
2099 * ipa-prop.h (struct ipcp_formal): Replaced cvalue with tree called
2102 * ipa-prop.c (ipa_methodlist_init): Renamed to ipa_init_func_list
2103 (ipa_methodlist_not_empty): Removed, the sole user now checks directly
2104 (ipa_add_method): Renamed to ipa_push_func_to_list
2105 (ipa_remove_method): Renamed to ipa_pop_func_from_list
2106 (ipa_callsite_param_count): Removed.
2107 (ipa_callsite_param_count_set): Removed.
2108 (ipa_callsite_param): Removed.
2109 (ipa_callsite_callee): Removed.
2110 (ipa_callsite_compute_param): Renamed to ipa_compute_jump_functions
2111 (ipa_callsite_compute_count): Renamed to ipa_count_arguments
2112 (ipa_method_formal_count): Removed.
2113 (ipa_method_formal_count_set): Removed.
2114 (ipa_method_get_tree): Removed.
2115 (ipa_method_tree_map_create): Removed.
2116 (ipa_method_compute_tree_map): Renamed to ipa_create_param_decls_array
2117 (ipa_create_param_decls_array): Creates the array itself
2118 (ipa_create_param_decls_array): Temporary variable info instead of
2120 (ipa_method_formal_compute_count): Renamed to ipa_count_formal_params
2121 (ipa_method_compute_modify): Renamed to ipa_detect_param_modifications
2122 (get_type): Removed.
2123 (ipa_jf_get_info_type): Removed.
2124 (ipa_node_create): Renamed to ipa_create_node_params
2125 (ipa_free): Renamed to ipa_free_all_node_params
2126 (ipa_nodes_create): Renamed to ipa_create_all_node_params
2127 (ipa_edges_create): Renamed to ipa_create_all_edge_args
2128 (ipa_edges_free): Renamed to ipa_free_all_edge_args
2129 (ipa_nodes_free): Integrated into ipa_free_all_node_params and removed
2130 (ipa_free_all_node_params): Deallocation to jump_functions moved to
2131 ipa_free_all_edge_args
2132 (ipa_method_tree_print): Renamed to ipa_print_all_tree_maps
2133 (ipa_method_modify_print): Renamed to ipa_print_all_params_modified
2134 (ipa_create_methodlist_node): Removed.
2135 (ipa_methodlist_method): Removed.
2136 (ipa_methodlist_method_set): Removed.
2137 (ipa_methodlist_next_method): Removed.
2138 (ipa_methodlist_next_method_set): Removed.
2139 (ipa_method_is_modified): Removed.
2140 (ipa_method_modify_create): Removed.
2141 (ipa_method_modify_init): Temporary variable info instead of a few
2143 (ipa_detect_param_modifications): Temporary variable info instead of
2145 (ipa_compute_jump_functions): Temporary variable info instead of
2147 (ipa_method_modify_set): Removed.
2148 (ipa_method_tree_map): Renamed to ipa_get_param_decl_index
2149 (ipa_get_param_decl_index): Now accepts struct ipa_node_params rather
2150 than craph_node as the first parameter.
2151 (ipa_method_modify_stmt): Renamed to ipa_check_stmt_modifications
2152 (ipa_method_modify_init): Removed.
2153 (ipa_compute_jump_functions): Added a temp variable instead of
2154 repeatadly dereferencing the cgraph_edge.aux pointer
2155 (ipa_callsite_param_set_type): Removed.
2156 (ipa_compute_jump_functions): i renamed to index and moved to
2158 (ipa_callsite_param_set_info_type_formal): Removed.
2159 (ipa_callsite_param_set_info_type): Removed.
2160 (ipa_callsite_param_map_create): Removed.
2161 (ipa_callsite_tree): Removed.
2162 (ipa_callsite_caller): Removed.
2163 (ipa_pop_func_from_list): return_method removed to return_func
2165 * ipa-prop.h (enum cvalue_type): Renamed to ipa_lattice_type,
2166 prefixed all values with IPA_. Changed all users.
2167 (enum jump_func_type): Rnamed UNKNOWN_IPATYPE to IPA_UNKNOWN,
2168 CONST_IPATYPE to IPA_CONST, CONST_IPATYPE_REF to IPA_CONST_REF
2169 and FORMAL_IPATYPE IPA_PASS_THROUGH.
2170 (union parameter_info): Renamed to jump_func_value.
2171 (union jump_func_value): Renamed value to constant
2172 (struct ipa_jump_func): Renamed info_type to value
2173 (struct ipa_node): Renamed to ipa_node_params
2174 (struct ipa_node_params): Renamed ipa_arg_num to param_count
2175 (struct ipa_node_params): Renamed ipa_param_tree to param_decls
2176 (struct ipa_node_params): Renamed ipa_mod to modified_flags
2177 (struct ipa_edge): Renamed to ipa_edge_args
2178 (struct ipa_edge_args): Renamed ipa_param_num to argument_count
2179 (struct ipa_edge_args): Renamed ipa_param_map to jump_functions
2180 (struct ipa_methodlist): Renamed to ipa_func_list
2181 (struct ipa_func_list): method_p renamed to node, next_method
2183 (ipa_methodlist_p): Removed, switched all users to struct pointer
2184 (IS_VALID_TREE_MAP_INDEX): Renamed to IS_VALID_JUMP_FUNC_INDEX
2186 2008-04-30 Alan Modra <amodra@bigpond.net.au>
2188 * config/rs6000/rs6000.c (ALWAYS_RESTORE_ALTIVEC_BEFORE_POP): Define.
2189 (rs6000_emit_epilogue): Use backchain to restore only when we
2190 have a large frame. Make use of frame pointer to restore if we
2191 have one. Handle ALWAYS_RESTORE_ALTIVEC_BEFORE_POP.
2193 2008-04-29 Paolo Bonzini <bonzini@gnu.org>
2195 * config/avr/avr.md (*sbrx_branch, *sbix_branch, *sbix_branch_tmp):
2196 Add mode to zero_extract.
2197 (sign bit tests peepholes): (Ditto.).
2199 2008-04-29 H.J. Lu <hongjiu.lu@intel.com>
2201 * config/i386/i386.c (ix86_builtins): Replace Prescott New
2202 Instructions in comments with SSE3.
2203 (ix86_builtin_type): This. Add FLOAT128_FTYPE_FLOAT128,
2204 INT64_FTYPE_V4SF, INT64_FTYPE_V2DF, INT_FTYPE_V16QI,
2205 INT_FTYPE_V8QI, INT_FTYPE_V4SF, INT_FTYPE_V2DF,
2206 V16QI_FTYPE_V16QI, V8HI_FTYPE_V8HI, V8HI_FTYPE_V16QI,
2207 V8QI_FTYPE_V8QI, V4SI_FTYPE_V4SI, V4SI_FTYPE_V16QI,
2208 V4SI_FTYPE_V4SF, V4SI_FTYPE_V8HI, V4SI_FTYPE_V2DF,
2209 V4HI_FTYPE_V4HI, V4SF_FTYPE_V4SF, V4SF_FTYPE_V4SI,
2210 V4SF_FTYPE_V2DF, V2DI_FTYPE_V2DI, V2DI_FTYPE_V16QI,
2211 V2DI_FTYPE_V8HI, V2DI_FTYPE_V4SI, V2DF_FTYPE_V2DF,
2212 V2DF_FTYPE_V4SI, V2DF_FTYPE_V4SF, V2DF_FTYPE_V2SI,
2213 V2SI_FTYPE_V2SI, V2SI_FTYPE_V4SF, V2SI_FTYPE_V2SF,
2214 V2SI_FTYPE_V2DF, V2SF_FTYPE_V2SF and V2SF_FTYPE_V2SI.
2215 (bdesc_sse_args): Renamed to ...
2216 (bdesc_args): This. Add IX86_BUILTIN_PF2ID, IX86_BUILTIN_PFRCP,
2217 IX86_BUILTIN_PFRSQRT, IX86_BUILTIN_PI2FD, IX86_BUILTIN_PF2IW,
2218 IX86_BUILTIN_PSWAPDSI, IX86_BUILTIN_PSWAPDSF and
2220 (bdesc_1arg): Moved to ...
2222 (ix86_init_mmx_sse_builtins): Updated. Replace Prescott New
2223 Instructions in comments with SSE3.
2224 (ix86_expand_sse_operands_builtin): Renamed to ...
2225 (ix86_expand_args_builtin): This. Updated.
2226 (ix86_expand_unop1_builtin): Update comments.
2227 (ix86_expand_builtin): Updated.
2229 2008-04-29 Richard Guenther <rguenther@suse.de>
2231 PR tree-optimization/36078
2232 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely):
2233 Update virtual SSA form after cleaning up the CFG.
2235 2008-04-29 Richard Guenther <rguenther@suse.de>
2238 * fold-const.c (fold_binary): Fold (A + A) * C to A * 2*C.
2240 2008-04-29 Richard Guenther <rguenther@suse.de>
2242 * tree-ssa-alias.c (finalize_ref_all_pointers): Remove.
2243 (compute_may_aliases): Do not call finalize_ref_all_pointers.
2244 (compute_flow_insensitive_aliasing): Do not treat
2245 PTR_IS_REF_ALL pointers special.
2246 (get_smt_for): Likewise.
2247 (may_alias_p): Re-structure.
2248 (is_escape_site): A ref-all pointer conversion is not an escape site.
2249 * tree-ssa-structalias.c (find_what_p_points_to): Do not treat
2250 PTR_IS_REF_ALL pointers special.
2251 * tree-ssa-structalias.h (struct alias_info): Remove
2252 ref_all_symbol_mem_tag field.
2253 (PTR_IS_REF_ALL): Remove.
2255 2008-04-29 Richard Guenther <rguenther@suse.de>
2258 * fold-const.c (extract_muldiv_1): In combining division constants
2259 make sure to never overflow.
2261 2008-04-29 Nick Clifton <nickc@redhat.com>
2263 * doc/tm.texi (RETURN_ADDR_RTX): Fix typo.
2265 2008-04-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2268 * optc-gen.awk: Work around HP-UX/IA awk bug.
2270 2008-04-28 Danny Smith <dannysmith@users.sourceforge.net>
2272 * config/i386/cygming-crtend.c (register_frame_ctor): Revert my
2275 2008-04-28 Uros Bizjak <ubizjak@gmail.com>
2278 * config/i386/i386.md
2279 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit):
2280 Change operand 1 predicate to nonimmediate_operand.
2282 2008-04-28 Jakub Jelinek <jakub@redhat.com>
2285 * dwarf2out.c (struct die_struct): Mark as chain_circular through
2287 * gengtype.c (walk_type, write_func_for_structure): Handle
2289 * doc/gty.texi: Document chain_circular.
2291 2008-04-28 Richard Guenther <rguenther@suse.de>
2293 PR tree-optimization/36066
2294 * tree-vrp.c (execute_vrp): Cleanup the CFG only after finalizing
2297 2008-04-28 Uros Bizjak <ubizjak@gmail.com>
2300 * config/i386/i386.md
2301 (floatdi<X87MODEF:mode>2_i387_with_xmm splitters):
2302 Use match_scratch instead of match_operand for operands 3 and 4.
2304 2008-04-27 Richard Guenther <rguenther@suse.de>
2306 PR tree-optimization/18754
2307 PR tree-optimization/34223
2308 * tree-pass.h (pass_complete_unrolli): Declare.
2309 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Print
2310 loop size before and after unconditionally of UL_NO_GROWTH in effect.
2311 Rewrite loop into loop closed SSA form if it is not already.
2312 (tree_unroll_loops_completely): Re-structure to iterate over
2313 innermost loops with intermediate CFG cleanups.
2314 Unroll outermost loops only if requested or the code does not grow
2316 * tree-ssa-loop.c (gate_tree_vectorize): Don't shortcut if no
2317 loops are available.
2318 (tree_vectorize): Instead do so here.
2319 (tree_complete_unroll): Also unroll outermost loops.
2320 (tree_complete_unroll_inner): New function.
2321 (gate_tree_complete_unroll_inner): Likewise.
2322 (pass_complete_unrolli): New pass.
2323 * tree-ssa-loop-manip.c (find_uses_to_rename_use): Only record
2324 uses outside of the loop.
2325 (tree_duplicate_loop_to_header_edge): Only verify loop-closed SSA
2326 form if it is available.
2327 * tree-flow.h (tree_unroll_loops_completely): Add extra parameter.
2328 * passes.c (init_optimization_passes): Schedule complete inner
2329 loop unrolling pass before the first CCP pass after final inlining.
2331 2008-04-27 Nathan Sidwell <nathan@codesourcery.com>
2333 * targhooks.h (default_emutls_var_fields,
2334 default_emutls_var_init): Declare.
2335 * tree.h (DECL_THREAD_LOCAL): Compare against TLS_MODEL_REAL.
2336 * target.h (struct gcc_target): Add struct emutls member.
2337 * target-def.h (TARGET_EMUTLS_GET_ADDRESS,
2338 TARGET_EMUTLS_REGISTER_COMMON, TARGET_EMUTLS_VAR_SECTION,
2339 TARGET_EMUTLS_TMPL_SECTION, TARGET_EMUTLS_VAR_PREFIX,
2340 TARGET_EMUTLS_TMPL_PREFIX, TARGET_EMUTLS_VAR_FIELDS,
2341 TARGET_EMUTLS_VAR_INIT, TARGET_EMUTLS_DEBUG_FORM_TLS_ADDRESS,
2342 TARGET_EMUTLS_VAR_ALIGN_FIXED, TARGET_EMUTLS): New.
2343 (TARGET_INITIALIZER): Add TARGET_EMUTLS.
2344 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS,
2345 BUILT_IN_EMUTLS_REGISTER_COMMON): Get name from targetm structure.
2346 * dwarf2out.c (loc_descriptor_from_tree_1): Check if emutls can
2347 emit debug information.
2348 * coretypes.h (tls_model): Add TLS_MODEL_EMULATED, TLS_MODEL_REAL.
2349 * varasm.c: Include targhooks.h.
2350 (emutls_object_section, emutls_tmpl_section): New.
2351 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): Remove.
2352 (EMUTLS_SEPARATOR): New.
2354 (get_emutls_object_name): New.
2355 (default_emutls_var_fields): New, broken out of ...
2356 (get_emutls_object_type): ... here. Adjust to use target hooks.
2357 (get_emutls_init_templ_addr): Adjust to use target hooks.
2358 (emutls_decl): Adjust to use target hooks.
2359 (emutls_finish): Likewise.
2360 (default_emutls_var_init): New, broken out of ...
2361 (assemble_variable): ... here. Adjust to use target hooks.
2362 * output.h (enum section_category): Add SECCAT_EMUTLS_VAR,
2364 * c-common.c (handle_section_attribute): Prevent overriding
2365 sections for emulated tls with special sections.
2366 * config/i386/i386.c (x86_64_elf_select_section): Add
2367 SECCAT_EMUTLS_VAR and SECCAT_EMUTLS_TMPL.
2368 (x86_64_elf_unique_section): Likewise.
2369 * config/vxworks.c: Include tree.h.
2370 (vxworks_emutls_var_fields, vxworks_emutls_var_init): New.
2371 (vxworks_override_options): Set TLS scheme.
2372 * doc/tm.texi (Emulated TLS): New node.
2374 2008-04-26 Simon Baldwin <simonb@google.com>
2377 * builtins.c (c_strlen): Suppressed multiple warnings that can occur
2378 with propagated string constants.
2380 2008-04-26 Uros Bizjak <ubizjak@gmail.com>
2382 * config/i386/i386.md (fix_trunc<mode>_i387_fisttp_with_temp): Use 'X'
2383 constraint for operand 2 when operand 0 is memory operand.
2384 (fix_truncdi_i387_with_temp): : Use 'X' constraint for operand 4 when
2385 operand 0 is memory operand.
2386 (fix_trunc<mode>_i387_with_temp): Ditto.
2387 (*floatsi<mode>2_vector_mixed_with_temp): Use 'X' constraint for
2388 operand 2 when operand 1 is memory operand.
2389 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_with_temp): Ditto.
2390 (*floatsi<mode>2_vector_sse_with_temp): Ditto.
2391 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_with_temp): Ditto.
2392 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
2393 (floatdi<X87MODEF:mode>2_i387_with_xmm): Use 'X' constraint for
2394 operands 2,3 and 4 when operand 1 is memory operand.
2395 (fistdi2_with_temp): Use 'X' constraint for operand 2 when operand 0
2397 (fistdi2_floor_with_temp): Ditto.
2398 (fist<mode>2_floor_with_temp): Ditto.
2399 (fistdi2_ceil_with_temp): Ditto.
2400 (fist<mode>2_ceil_with_temp): Ditto.
2401 (*truncdfsf_fast_mixed): Merge alternatives 0 and 1.
2403 2008-04-26 David Daney <ddaney@avtrex.com>
2405 * config/mips/mips.md (UNSPEC_COMPARE_AND_SWAP_12): New
2407 (UNSPEC_SYNC_OLD_OP, UNSPEC_SYNC_NEW_OP, UNSPEC_SYNC_EXCHANGE,
2408 UNSPEC_MEMORY_BARRIER, UNSPEC_SET_GOT_VERSION,
2409 UNSPEC_UPDATE_GOT_VERSION): Renumber.
2410 (sync_compare_and_swap<mode>): New expand for QI and HI modes.
2411 (compare_and_swap_12): New insn.
2412 * config/mips/mips-protos.h (mips_expand_compare_and_swap_12): Declare.
2413 * config/mips/mips.c (mips_force_binary): New function.
2414 (mips_emit_int_order_test, mips_expand_synci_loop): Use it.
2415 (mips_expand_compare_and_swap_12): New function.
2416 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP_12): New macro.
2418 2008-04-25 Jan Hubicka <jh@suse.cz>
2421 * cfgexpand.c (pass_expand): Turn into RTL pass.
2422 * passes.c (execute_one_pass): Do pass typechecking after execution.
2423 * tree-pass.h (pass_expand): Turn into RTL pass.
2425 * function.h (struct rtl_data): Move here fields
2426 accesses_prior_frames, calls_eh_return, saves_all_registers,
2427 has_nonlocal_goto, has_asm_statement, is_thunk,
2428 all_throwers_are_sibcalls, limit_stack, profile, uses_const_pool,
2429 uses_pic_offset_table, uses_eh_lsda, tail_call_emit,
2430 arg_pointer_save_area_init from struct function; turn into bool.
2431 (struct function): Move
2432 calls_eh_return, saves_all_registers, has_nonlocal_goto,
2433 has_asm_statement, is_thunk, all_throwers_are_sibcalls, limit_stack,
2434 profile, uses_const_pool, uses_pic_offset_table, uses_eh_lsda,
2435 tail_call_emit, arg_pointer_save_area_init
2436 into struct rtl_data. Remove recursive_call_emit and gimplified flags.
2437 (current_function_returns_struct, current_function_returns_pcc_struct,
2438 current_function_calls_setjmp, current_function_calls_alloca,
2439 current_function_accesses_prior_frames,
2440 current_function_calls_eh_return, current_function_is_thunk,
2441 current_function_stdarg, current_function_profile,
2442 current_function_limit_stack, current_function_uses_pic_offset_table,
2443 current_function_uses_const_pool, current_function_has_nonlocal_label,
2444 current_function_saves_all_registers,
2445 current_function_has_nonlocal_goto,
2446 current_function_has_asm_statement): Remove accesor macros.
2447 * ra-conflict.c (global_conflicts): Update.
2448 * tree-tailcall.c (suitable_for_tail_opt_p): Update.
2449 (suitable_for_tail_call_opt_p): Update.
2450 * builtins.c (expand_builtin_return_addr): Update.
2451 (expand_builtin_setjmp_setup): Update.
2452 (expand_builtin_nonlocal_goto): Update.
2453 * final.c (final_start_function): Update.
2454 (profile_function): Update.
2455 (leaf_function_p): Update.
2456 (only_leaf_regs_used): Update.
2457 * df-scan.c (df_get_exit_block_use_set): Update.
2458 * dojump.c (clear_pending_stack_adjust): Update.
2459 * tree-stdarg.c (gate_optimize_stdarg): Update.
2460 * gimple-low.c (lower_function_body): Update.
2461 * global.c (compute_regsets): Update.
2462 (global_alloc): Update.
2463 * dwarf2out.c (dwarf2out_begin_prologue): Update.
2464 * expr.c (expand_assignment): Update.
2465 * dse.c (dse_step0): Update.
2466 (dse_step1): Update.
2467 * c-decl.c (store_parm_decls): Update.
2468 * local-alloc.c (combine_regs): Update.
2469 (find_free_reg): Update.
2470 * function.c (assign_parms_augmented_arg_list): Update.
2471 (assign_parm_find_data_types): Update.
2472 (assign_parms): Update.
2473 (allocate_struct_function): Update.
2474 (expand_function_start): Update.
2475 (expand_function_end): Update.
2476 (get_arg_pointer_save_area): Update.
2477 (thread_prologue_and_epilogue_insns): Update.
2478 (rest_of_match_asm_constraints): Update.
2479 * stor-layout.c (variable_size): Update.
2480 * gcse.c (gcse_main): Update.
2481 (bypass_jumps): Update.
2482 * gimplify.c (gimplify_function_tree): Update.
2483 * calls.c (emit_call_1): Update.
2484 (expand_call): Update.
2485 * bt-load.c (compute_defs_uses_and_gen): Update.
2486 * except.c (sjlj_assign_call_site_values): Update.
2487 (sjlj_emit_function_enter): Update.
2488 (can_throw_external): Update.
2489 (set_nothrow_function_flags): Update.
2490 (expand_builtin_unwind_init): Update.
2491 (expand_eh_return): Update.
2492 (convert_to_eh_region_ranges): Update.
2493 (output_function_exception_table): Update.
2494 * emit-rtl.c (gen_tmp_stack_mem): Update.
2495 * cfgexpand.c (expand_used_vars): Update.
2496 (tree_expand_cfg): Update.
2497 * cfgcleanup.c (rest_of_handle_jump): Update.
2498 * explow.c (allocate_dynamic_stack_space): Update.
2499 * varasm.c (assemble_start_function): Update.
2500 (force_const_mem): Update.
2501 (mark_constant_pool): Update.
2502 * tree-optimize.c (tree_rest_of_compilation): Update.
2503 * stack-ptr-mod.c (notice_stack_pointer_modification): Update.
2504 * tree-cfg.c (notice_special_calls): Update.
2505 (is_ctrl_altering_stmt): Update.
2506 (tree_can_make_abnormal_goto): Update.
2507 (tree_purge_dead_abnormal_call_edges): Update.
2508 * config/alpha/predicates.md: Update.
2509 * config/alpha/alpha.c (alpha_sa_mask): Update.
2510 (alpha_sa_size): Update.
2511 (alpha_does_function_need_gp): Update.
2512 (alpha_expand_prologue): Update.
2513 (alpha_start_function): Update.
2514 (alpha_output_function_end_prologue): Update.
2515 (alpha_expand_epilogue): Update.
2516 * config/frv/frv.c (frv_stack_info): Update.
2517 (frv_expand_epilogue): Update.
2518 * config/s390/s390.c (s390_regs_ever_clobbered): Update.
2519 (s390_register_info): Update.
2520 (s390_frame_info): Update.
2521 (s390_init_frame_layout): Update.
2522 (s390_can_eliminate): Update.
2523 (save_gprs): Update.
2524 * config/spu/spu.c (spu_split_immediate): Update.
2525 (need_to_save_reg): Update.
2526 (spu_expand_prologue): Update.
2527 (spu_expand_epilogue): Update.
2528 * config/sparc/sparc.md: Update.
2529 * config/sparc/sparc.c (eligible_for_return_delay): Update.
2530 (sparc_tls_got): Update.
2531 (legitimize_pic_address): Update.
2532 (sparc_emit_call_insn): Update.
2533 (sparc_expand_prologue): Update.
2534 (output_return): Update.
2535 (print_operand): Update.
2536 (sparc_function_ok_for_sibcall): Update.
2537 * config/sparc/sparc.h (EXIT_IGNORE_STACK): Update.
2538 * config/m32r/m32r.md: Update.
2539 * config/m32r/m32r.c (MUST_SAVE_RETURN_ADDR): Update.
2540 (m32r_compute_frame_size): Update.
2541 (m32r_expand_prologue): Update.
2542 (m32r_expand_epilogue): Update.
2543 (m32r_legitimize_pic_address): Update.
2544 * config/m32r/m32r.h (FRAME_POINTER_REQUIRED): Update.
2545 * config/i386/linux.h (SUBTARGET_FRAME_POINTER_REQUIRED): Update.
2546 * config/i386/i386.c (ix86_frame_pointer_required): Update.
2548 (ix86_save_reg): Update.
2549 (ix86_compute_frame_layout): Update.
2550 (ix86_expand_prologue): Update.
2551 (ix86_expand_epilogue): Update.
2552 * config/sh/sh.c (output_stack_adjust): Update.
2553 (calc_live_regs): Update.
2554 (sh5_schedule_saves): Update.
2555 (sh_expand_prologue): Update.
2556 (sh_expand_epilogue): Update.
2557 (sh_setup_incoming_varargs): Update.
2558 (sh_allocate_initial_value): Update.
2559 (sh_get_pr_initial_val): Update.
2560 * config/sh/sh.h (SHMEDIA_REGS_STACK_ADJUST): Update.
2561 * config/sh/sh.md (label:): Update.
2562 * config/avr/avr.c (out_movhi_mr_r): Update.
2563 * config/crx/crx.h (enum): Update.
2564 * config/xtensa/xtensa.h (along): Update.
2565 * config/stormy16/stormy16.c Update.
2566 (xstormy16_compute_stack_layout): Update.
2567 * config/fr30/fr30.c (MUST_SAVE_RETURN_POINTER): Update.
2568 (fr30_expand_prologue): Update.
2569 * config/cris/cris.c (cris_conditional_register_usage): Update.
2570 (cris_reg_saved_in_regsave_area): Update.
2571 (cris_initial_frame_pointer_offset): Update.
2572 (cris_simple_epilogue): Update.
2573 (cris_expand_prologue): Update.
2574 (cris_expand_epilogue): Update.
2575 (cris_expand_pic_call_address): Update.
2576 (cris_asm_output_symbol_ref): Update.
2577 (cris_asm_output_label_ref): Update.
2578 * config/cris/cris.md Update.
2579 * config/iq2000/iq2000.c (compute_frame_size): Update.
2580 (iq2000_expand_epilogue): Update.
2581 * config/mt/mt.h (save_direction): Update.
2582 * config/mn10300/mn10300.c (mn10300_function_value): Update.
2583 * config/ia64/ia64.c (ia64_compute_frame_size): Update.
2584 (ia64_secondary_reload_class): Update.
2585 * config/m68k/m68k.c (m68k_save_reg): Update.
2586 (m68k_expand_prologue): Update.
2587 (m68k_expand_epilogue): Update.
2588 (legitimize_pic_address): Update.
2589 * config/rs6000/rs6000.c (rs6000_got_register): Update.
2590 (first_reg_to_save): Update.
2591 (first_altivec_reg_to_save): Update.
2592 (compute_vrsave_mask): Update.
2593 (compute_save_world_info): Update.
2594 (rs6000_stack_info): Update.
2595 (spe_func_has_64bit_regs_p): Update.
2596 (rs6000_ra_ever_killed): Update.
2597 (rs6000_emit_eh_reg_restore): Update.
2598 (rs6000_emit_allocate_stack): Update.
2599 (rs6000_emit_prologue): Update.
2600 (rs6000_emit_epilogue): Update.
2601 (rs6000_output_function_epilogue): Update.
2602 (output_profile_hook): Update.
2603 (rs6000_elf_declare_function_name): Update.
2604 * config/rs6000/rs6000.h (rs6000_args): Update.
2605 * config/rs6000/rs6000.md: Update.
2606 * config/mcore/mcore.c (mcore_expand_prolog): Update.
2607 * config/arc/arc.c (arc_output_function_epilogue): Update.
2608 * config/arc/arc.h (FRAME_POINTER_REQUIRED): Update.
2609 * config/darwin.c (machopic_function_base_name): Update.
2610 * config/score/score3.c (score3_compute_frame_size): Update.
2613 (score3_epilogue): Update.
2614 * config/score/score7.c (score7_compute_frame_size): Update.
2615 (score7_prologue): Update.
2616 (score7_epilogue): Update.
2617 * config/score/score.h (FRAME_POINTER_REQUIRED): Update.
2618 * config/arm/linux-elf.h (SUBTARGET_FRAME_POINTER_REQUIRED): Update.
2619 * config/arm/arm.c (use_return_insn): Update.
2620 (require_pic_register): Update.
2621 (arm_load_pic_register): Update.
2622 (arm_compute_save_reg0_reg12_mask): Update.
2623 (arm_compute_save_reg_mask): Update.
2624 (thumb1_compute_save_reg_mask): Update.
2625 (output_return_instruction): Update.
2626 (arm_output_function_prologue): Update.
2627 (arm_output_epilogue): Update.
2628 (arm_get_frame_offsets): Update.
2629 (arm_expand_prologue): Update.
2630 (thumb_pushpop): Update.
2631 (thumb_exit): Update.
2632 (thumb1_expand_prologue): Update.
2633 (thumb1_expand_epilogue): Update.
2634 (arm_unwind_emit): Update.
2635 (arm_output_fn_unwind): Update.
2636 * config/arm/arm.h (FRAME_POINTER_REQUIRED): Update.
2637 * config/arm/arm.md: Update.
2638 * config/pa/pa.md: Update.
2639 * config/pa/pa.c (legitimize_pic_address): Update.
2640 (compute_frame_size): Update.
2641 (hppa_expand_prologue): Update.
2642 (hppa_expand_epilogue): Update.
2643 (borx_reg_operand): Update.
2644 * config/pa/pa.h (FRAME_POINTER_REQUIRED): Update.
2645 (HARD_REGNO_RENAME_OK): Update.
2646 * config/mips/mips.c (mips_global_pointer): Update.
2647 (mips_save_reg_p): Update.
2648 (mips_compute_frame_info): Update.
2649 (mips_frame_pointer_required): Update.
2650 (mips_expand_prologue): Update.
2651 (mips_expand_epilogue): Update.
2652 (mips_can_use_return_insn): Update.
2653 (mips_reorg_process_insns): Update.
2654 * config/v850/v850.c (compute_register_save_size): Update.
2655 * config/mmix/mmix.h (FRAME_POINTER_REQUIRED): Update.
2656 * config/mmix/mmix.c (along): Update.
2657 (mmix_expand_epilogue): Update.
2658 * config/bfin/bfin.c (legitimize_pic_address): Update.
2659 (must_save_p): Update.
2660 (stack_frame_needed_p): Update.
2661 (add_to_reg): Update.
2662 (bfin_expand_prologue): Update.
2663 * stmt.c (expand_asm_operands): Update.
2664 * reload1.c (reload): Update.
2665 (init_elim_table): Update.
2667 2008-04-25 Bob Wilson <bob.wilson@acm.org>
2669 * optabs.c (expand_float): Fix REG_EQUAL for UNSIGNED_FLOAT libcall.
2671 2008-04-25 H.J. Lu <hongjiu.lu@intel.com>
2673 * config/i386/sse.md (mov<mode>): Replace SSEMODEI with SSEMODE.
2674 (*mov<mode>_internal): Likewise. Support V4SF and V2DF.
2675 (mov<mode>): Removed.
2676 (*movv4sf_internal): Likewise.
2677 (*movv2df_internal): Likewise.
2679 2008-04-25 Pompapathi V Gadad <Pompapathi.V.Gadad@nsc.com>
2681 * config.gcc (crx-*-elf): Remove deprecation.
2683 2008-04-25 Danny Smith <dannysmith@users.sourceforge.net>
2685 * config/i386/cygming-crtend.c (register_frame_ctor): Register
2686 __gcc_deregister_frame with atexit.
2687 (deregister_frame_dtor): Remove.
2689 2008-04-24 Nathan Froyd <froydnj@codesourcery.com>
2690 Nathan Sidwell <nathan@codesourcery.com>
2692 * config/rs6000/rs6000.opt (mspe): Remove Var property.
2694 * config/rs6000/rs6000.h (rs6000_spe): Declare.
2695 (rs6000_isel): Likewise.
2696 * config/rs6000/rs6000.c (rs6000_spe): New variable.
2697 (rs6000_isel): New variable.
2698 (rs6000_handle_option): Handle OPT_mspe and OPT_misel.
2700 2008-04-24 Jakub Jelinek <jakub@redhat.com>
2703 * c-common.c (handle_vector_size_attribute): Call
2704 lang_hooks.types.reconstruct_complex_type instead of
2705 reconstruct_complex_type.
2706 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Likewise.
2707 * config/spu/spu.c (spu_handle_vector_attribute): Likewise.
2708 * langhooks.h (struct lang_hooks_for_types): Add
2709 reconstruct_complex_type hook.
2710 * langhooks-def.h (LANG_HOOKS_RECONSTRUCT_COMPLEX_TYPE): Define.
2711 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add it.
2713 2008-04-24 Richard Guenther <rguenther@suse.de>
2715 * c-common.h (check_builtin_function_arguments): Declare.
2716 * c-common.c (validate_nargs): New function.
2717 (check_builtin_function_arguments): Likewise.
2718 * c-typeck.c (build_function_call): Call
2719 check_builtin_function_arguments.
2720 * builtins.c (fold_builtin_classify): Remove error reporting code.
2721 (fold_builtin_unordered_cmp): Likewise.
2722 (fold_builtin_1): Likewise.
2723 (fold_builtin_n): Likewise.
2725 2008-04-24 Jakub Jelinek <jakub@redhat.com>
2727 PR tree-optimization/36008
2728 * fold-const.c (try_move_mult_to_index): If s == NULL, divide
2729 the original op1, rather than delta by step.
2731 2008-04-22 Antoniu Pop <antoniu.pop@gmail.com>
2732 Sebastian Pop <sebastian.pop@amd.com>
2734 * tree-parloops.c (take_address_of, eliminate_local_variables_1,
2735 eliminate_local_variables_stmt, eliminate_local_variables,
2736 separate_decls_in_loop_name, separate_decls_in_loop_stmt,
2737 separate_decls_in_loop, gen_parallel_loop): Make them work on a region
2738 of code delimited by two edges in the CFG.
2739 (separate_decls_in_loop_name): Renamed separate_decls_in_region_name.
2740 (separate_decls_in_loop_stmt): Renamed separate_decls_in_region_stmt.
2741 (separate_decls_in_loop): Renamed separate_decls_in_region. Isolate
2742 the case of parallelisation of reductions.
2743 (expr_invariant_in_region_p): New.
2745 * tree-flow.h (gather_blocks_in_sese_region): Declared.
2746 * tree-cfg.c (gather_blocks_in_sese_region): Extern.
2748 2008-04-24 Ira Rosen <irar@il.ibm.com>
2749 Richard Guenther <rguenther@suse.de>
2751 PR tree-optimization/36034
2752 * tree-vect-analyze.c (vect_analyze_group_access): SLP is
2753 incapable of dealing with loads with gaps.
2755 2008-04-24 Rafael Espindola <espindola@google.com>
2757 * tree-flow.h (vrp_evaluate_conditional): Change signature.
2758 * tree-ssa-propagate.c (fold_predicate_in): Update call to
2759 vrp_evaluate_conditional.
2760 * tree-vrp.c (vrp_evaluate_conditional_warnv): Remove.
2761 (vrp_evaluate_conditional): Split the cond argument.
2762 (vrp_visit_cond_stmt): Use vrp_evaluate_conditional_warnv_with_ops.
2763 (simplify_stmt_for_jump_threading): Update call to
2764 vrp_evaluate_conditional.
2766 2008-04-24 Ira Rosen <irar@il.ibm.com>
2768 PR tree-optimization/35982
2769 * tree-vect-analyze.c (vect_check_interleaving): Check that the
2770 interleaved data-refs are of the same type.
2772 2008-04-24 Danny Smith <dannysmith@users.net>
2774 * c-format.c (check_format_info_main): Use strncmp rather than a
2775 magic prefix to handle multichar length specs.
2776 * config/i386/msformat-c.c (format_length_info ms_printf_length_specs):
2777 Don't prefix "I64" and "I32" with '\0'.
2779 2008-04-24 Jakub Jelinek <jakub@redhat.com>
2782 * config/i386/i386.c (init_cumulative_args): Don't pass anything
2783 in registers for -m32 only if stdarg_p (fntype).
2785 2008-04-24 Uros Bizjak <ubizjak@gmail.com>
2787 PR rtl-optimization/36006
2788 * expmed.c (store_fixed_bit_field): Copy op0 rtx before moving
2789 temp to op0 in order to avoid invalid rtx sharing.
2791 2008-04-23 Paolo Bonzini <bonzini@gnu.org>
2793 * tree-cfg.c (verify_expr): Check with is_gimple_address. Don't
2794 check TREE_INVARIANT.
2795 * tree-gimple.c (is_gimple_address): New.
2796 (is_gimple_invariant_address): Simplify using decl_address_invariant_p.
2797 * tree-gimple.h (is_gimple_address): New.
2798 * tree.h (decl_address_invariant_p): New.
2799 * tree.c (make_node_stat): Don't set TREE_INVARIANT.
2800 (build_string): Likewise.
2801 (decl_address_invariant_p): New, from is_gimple_invariant_address.
2802 (tree_invariant_p_1): Likewise.
2803 (save_expr): Use it.
2804 (tree_invariant_p): New.
2805 (skip_simple_arithmetic): Use it.
2806 (stabilize_reference_1): Use it.
2807 (recompute_tree_invariant_for_addr_expr): Don't update TREE_INVARIANT,
2809 (build1_stat): Drop code to compute TREE_INVARIANT.
2810 (build2_stat): Drop code to compute TREE_INVARIANT.
2811 (build3_stat): Drop code to compute TREE_INVARIANT.
2812 (build4_stat): Drop code to compute TREE_INVARIANT.
2813 (build5_stat): Drop code to compute TREE_INVARIANT.
2814 (build7_stat): Drop code to compute TREE_INVARIANT.
2815 (merge_dllimport_decl_attributes): Don't mention TREE_INVARIANT.
2816 * tree.h (struct tree_base): Remove invariant_flag.
2817 (TREE_INVARIANT): Remove.
2818 * builtins.c (build_string_literal): Don't set TREE_INVARIANT.
2819 (fold_builtin_expect): Check TREE_CONSTANT.
2820 * tree-ssa-ccp.c (fold_stmt_r): Adjust comment.
2821 * c-tree.h (c_expr_to_decl): Drop third parameter.
2822 * c-typeck.c (build_external_ref): Don't set TREE_INVARIANT.
2823 (build_c_cast): Don't set TREE_INVARIANT.
2824 (pop_init_level): Don't set TREE_INVARIANT.
2825 (c_objc_common_truthvalue_conversion): Don't set TREE_INVARIANT.
2826 * gimplify.c (gimplify_init_ctor_preeval): Add assertion, test
2828 (gimplify_init_constructor): Don't set TREE_INVARIANT.
2829 (gimplify_addr_expr): Adjust comment.
2830 * tree-mudflap.c (mf_build_string):
2831 * print-tree.c (print_node): Don't print TREE_INVARIANT.
2832 * tree-nested.c (convert_nonlocal_reference): Adjust comment.
2833 * c-common.c (fix_string_type): Don't set TREE_INVARIANT.
2834 * langhooks-def.h (lhd_expr_to_decl): Drop third parameter.
2835 * langhooks.c (lhd_expr_to_decl): Drop third parameter.
2836 * langhooks.h (struct lang_hooks): Drop third parameter from
2839 2008-04-23 Richard Guenther <rguenther@suse.de>
2841 PR tree-optimization/27799
2842 PR tree-optimization/32921
2843 PR tree-optimization/32624
2844 * tree-ssa-structalias.c (merge_smts_into): Only merge the
2845 SMTs aliases and the tag itself into the solution.
2846 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): Do not
2847 merge the points-to solution back into the SMT aliases.
2848 (may_alias_p): Use alias_set_subset_of instead of
2849 aliases_conflict_p. A pointer which points to
2850 memory with alias set zero may access any variable.
2852 2008-04-23 Richard Guenther <rguenther@suse.de>
2854 * alias.c (alias_set_subset_of): Correctly handle asking
2855 if zero is a subset of an alias set with zero child.
2856 * tree-ssa-alias.c (have_common_aliases_p): Simplify logic.
2857 (compute_flow_insensitive_aliasing): Correctly walk all
2858 pointers. Do not unnecessarily union sets.
2860 2008-04-23 Richard Guenther <rguenther@suse.de>
2863 * c-common.c (handle_alloc_size_attribute): Use type_num_arguments.
2865 2008-04-22 Tomas Bily <tbily@suse.cz>
2867 * tree-cfg.c (verify_expr): Check for NON_LVALUE_EXPR as
2869 * tree-vrp.c (extract_range_from_unary_expr): Removed unused
2871 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Likewise.
2872 * tree-ssa-structalias.c (get_constraint_for): Likewise.
2873 * tree-inline.c (estimate_num_insns_1): Likewise.
2874 * varasm.c (const_hash_1, compare_constant, copy_constant)
2875 (compute_reloc_for_constant, output_addressed_constants): Likewise.
2876 * emit-rtl.c (component_ref_for_mem_expr)
2877 (set_mem_attributes_minus_bitpos): Likewise.
2878 * expr.c (highest_pow2_factor, expand_expr_real_1, )
2879 (is_aligning_offset): Likewise.
2880 * dwarf2out.c (loc_descriptor_from_tree_1, add_bound_info): Likewise.
2881 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Likewise.
2882 * dojump.c (do_jump): Likewise.
2883 * builtins.c (get_pointer_alignment, get_memory_rtx)
2884 (integer_valued_real_p, fold_builtin_next_arg): Likewise.
2885 * tree-scalar-evolution.c (instantiate_parameters_1): Likewise.
2887 2008-04-23 Jakub Jelinek <jakub@redhat.com>
2889 PR rtl-optimization/36017
2890 * builtins.c (expand_errno_check): Clear CALL_EXPR_TAILCALL before
2891 expanding the library call.
2893 2008-04-22 Ian Lance Taylor <iant@google.com>
2895 * fold-const.c (pointer_may_wrap_p): Call int_size_in_bytes rather
2898 2008-04-22 Pat Haugen <pthaugen@us.ibm.com>
2900 * config/rs6000/rs6000.c (rs6000_register_move_cost): Increase cost
2901 of LR/CTR moves for Power6.
2903 2008-04-22 Kenneth Zadeck <zadeck@naturalbridge.com>
2906 * passes.c (init_optimization_passes): Remove
2907 pass_fast_rtl_byte_dce.
2909 2008-04-22 Uros Bizjak <ubizjak@gmail.com>
2912 * config/i386/xmmintrin.h (_mm_cvtpi16_ps): Rearrange calls to
2913 builtin functions to generate faster code.
2914 (_mm_cvtpu16_ps): Ditto.
2915 (_mm_cvtpi32x2_ps): Ditto.
2917 2008-04-22 Nick Clifton <nickc@redhat.com>
2919 * common.opt (ftree-loop-distribution): Add Optimization
2922 * config/frv/frv.c (frv_stack_info): Use crtl instead of cfun.
2923 (frv_expand_builtin_va_start): Likewise.
2925 * config/arm/arm.c (thumb_find_work_register): Fix location of
2926 argument register count.
2928 2008-04-22 Maxim Kuvyrkov <maxim@codesourcery.com>
2930 Support scheduling for ColdFire V1 and V3 microarchitecture.
2931 Improve scheduling of multiplication instructions.
2933 * config/m68k/m68k.md (cpu): Add cfv1 and cfv3. Rename cf_v2 to cfv1.
2934 (mac): New instruction attribute.
2935 * config/m68k/m68k.c (override_options): Handle cfv1, cfv3 and mac.
2936 (m68k_sched_mac): New variable.
2937 (m68k_sched_attr_type2, m68k_sched_md_init_global): Update.
2938 Handle cfv1 and cfv3.
2939 (max_insn_size): New static variable.
2940 (struct _sched_ib): New type.
2941 (sched_ib): New static variable.
2942 (sched_ib_size, sched_ib_filled, sched_ib_insn): Convert variables
2943 to fields of 'struct _sched_ib sched_ib'. Update all uses.
2944 (m68k_sched_variable_issue): Add modeling of cfv3 instruction buffer.
2946 (m68k_sched_md_init_global, m68k_sched_md_finish_global,
2947 m68k_sched_md_init, m68k_sched_md_finish): Handle cfv1 and cfv3. Init
2948 new variables. Update.
2949 (m68k_sched_dfa_pre_advance_cycle, m68k_sched_dfa_post_advance_cycle):
2950 Add modeling of cfv3 instruction buffer. Update.
2951 * config/m68k/m68k-protos.h (m68k_sched_mac): Declare.
2952 * config/m68k/m68k.h (TUNE_CFV3): New macro.
2953 * config/m68k/cf.md: Change substrings 'cf_v2' to 'cfv12' or 'cfv123'.
2954 (cf_* reservations): Rename to cfv12 or cfv123 to indicate cores
2955 a particular reservation applies to.
2956 (type2): Reorganize attribute values. Rename alu to alu_reg,
2957 alu_l to alu, move_l to omove. Join move to alu. Split mul
2959 (cf_ib_*): Simplify description of instruction buffer.
2960 (cf_ib_w0, cf_ib_w4, cf_ib_w5, cf_ib_w6): Remove.
2961 (cf_mem): Split into cf_mem1 and cf_mem2.
2962 (cf_v2_move_??): Rename to cfv12_alu_??.
2963 (cf_v2_move_l_??): Rename to cfv12_omove_??.
2964 (cf_v2_mul_??): Remove reservations.
2965 (cfv12_mul_l_??, cfv12_mul_w_??, cfv12_mac_w_??, cfv12_mac_l_??,
2966 cfv12_emac_??, cfv12_emac_w_i0): New reservations.
2967 (cfv12_rts, cfv12_call, cfv12_bcc, cfv12_bra, cfv12_jmp): Move to
2969 (cfv3_alu_10, cfv3_omove_10, cfv3_alu_i0, cfv3_omove_i0, cfv3_alu_01,
2970 cfv3_alu_0i, cfv3_alu_11, cfv3_omove_11, cfv3_alu_i1, cfv3_omove_i1,
2971 cfv3_alu_1i, cfv3_omove_1i, cfv3_pea_11, cfv3_pea_i1, cfv3_mul_w_10,
2972 cfv3_mul_l_10, cfv3_mul_w_i0, cfv3_mac_w_10, cfv3_mac_l_10,
2973 cfv3_mac_w_i0, cfv3_emac_10, cfv3_emac_w_i0, cfv3_rts, cfv3_call,
2974 cfv3_bcc, cfv3_bra, cfv3_jmp): New reservations.
2975 (cfv3_*_1, cfv3_*_2, cfv3_*_3): New instruction reservations that are
2976 expansions of the above reservations for instructions of sizes
2979 2008-04-22 Maxim Kuvyrkov <maxim@codesourcery.com>
2981 * rtl-factoring.c (collect_patterns_seqs): Handle CC0 targets.
2983 2008-04-21 Adam Nemet <anemet@caviumnetworks.com>
2985 * coverage.c: Include tree-pass.h.
2986 (coverage_counter_alloc): Print da_file_name to the dump file.
2988 2008-04-21 Kenneth Zadeck <zadeck@naturalbridge.com>
2990 * sbitmap.c (sbitmap_range_empty_p): New function.
2991 * sbitmap.h (sbitmap_range_empty_p): New function.
2992 * bitmap.h: Now includes obstack.h.
2994 2008-04-21 Richard Sandiford <rsandifo@nildram.co.uk>
2995 Kenneth Zadeck <zadeck@naturalbridge.com>
2997 * dbgcnt.def (ra_byte_scan): Added.
2998 * dbgcnt.c (dbg_cnt): Added code to print message to dump_file
2999 when the last hit happens for a counter.
3000 * timevar.def (TV_DF_BYTE_LR): New variable.
3001 * tree-pass.h (pass_fast_rtl_byte_dce): New pass.
3002 * passes.c (pass_fast_rtl_byte_dce): New pass.
3003 * fwprop.c (update_df): Added mode to call df_ref_create.
3004 Renamed DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
3005 DF_REF_EXTRACT_OFFSET.
3006 * df.h (DF_BYTE_LR, DF_BYTE_LR_BB_INFO, DF_BYTE_LR_IN,
3007 DF_BYTE_LR_OUT, df_byte_lr): New macro.
3009 (df_ref_extract): Added mode field.
3010 (DF_REF_WIDTH, DF_REF_OFFSET) Renamed to DF_REF_EXTRACT_WIDTH and
3011 DF_REF_EXTRACT_OFFSET.
3012 (DF_REF_EXTRACT_MODE): New macro.
3013 (df_byte_lr_bb_info): New structure.
3014 (df_print_byte_regset, df_compute_accessed_bytes,
3015 df_byte_lr_add_problem, df_byte_lr_get_regno_start,
3016 df_byte_lr_get_regno_len, df_byte_lr_simulate_defs,
3017 df_byte_lr_simulate_uses,
3018 df_byte_lr_simulate_artificial_refs_at_top,
3019 df_byte_lr_simulate_artificial_refs_at_end,
3020 df_compute_accessed_bytes): New function.
3021 (df_ref_create): Add parameter.
3022 (df_byte_lr_get_bb_info): New inline function.
3023 * df-scan.c (df_ref_record, df_uses_record,
3024 df_ref_create_structure): Added mode parameter.
3025 (df_ref_create, df_notes_rescan, df_ref_record, df_def_record_1,
3026 df_defs_record, df_uses_record, df_get_conditional_uses,
3027 df_get_call_refs, df_insn_refs_collect, df_bb_refs_collect,
3028 df_entry_block_defs_collect, df_exit_block_uses_collect):
3029 Added mode parameter to calls to df_ref_record, df_uses_record,
3030 df_ref_create_structure.
3031 (df_ref_equal_p, df_ref_compare): Added test for modes.
3032 (df_ref_create_structure): Added code to set mode. Renamed
3033 DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
3034 DF_REF_EXTRACT_OFFSET.
3035 * df-core.c (df_print_byte_regset): New function.
3036 * df-byte-scan.c: New file.
3037 * df-problems.c (df_rd_transfer_function): Removed unnecessary
3038 calls to BITMAP_FREE.
3039 (df_byte_lr_problem_data, df_problem problem_BYTE_LR): New structure.
3040 (df_byte_lr_get_regno_start, df_byte_lr_get_regno_len,
3041 df_byte_lr_set_bb_info, df_byte_lr_free_bb_info,
3042 df_byte_lr_check_regs, df_byte_lr_expand_bitmap,
3043 df_byte_lr_alloc, df_byte_lr_reset, df_byte_lr_bb_local_compute,
3044 df_byte_lr_local_compute, df_byte_lr_init,
3045 df_byte_lr_confluence_0, df_byte_lr_confluence_n,
3046 df_byte_lr_transfer_function, df_byte_lr_free,
3047 df_byte_lr_top_dump, df_byte_lr_bottom_dump,
3048 df_byte_lr_add_problem, df_byte_lr_simulate_defs,
3049 df_byte_lr_simulate_uses,
3050 df_byte_lr_simulate_artificial_refs_at_top,
3051 df_byte_lr_simulate_artificial_refs_at_end): New function.
3052 * dce.c (byte_dce_process_block): New function.
3053 (dce_process_block): au is now passed in rather than computed
3054 locally. Changed loops that look at artificial defs to not look
3055 for conditional or partial ones, because there never are any.
3056 (fast_dce): Now is able to drive byte_dce_process_block or
3057 dce_process_block depending on the kind of dce being done.
3058 (rest_of_handle_fast_dce): Add parameter to fast_dce.
3059 (rest_of_handle_fast_byte_dce): New function.
3060 (rtl_opt_pass pass_fast_rtl_byte_dce): New pass.
3061 * Makefile.in (df-byte-scan.o, debugcnt.o): Added dependencies.
3063 2008-04-21 Daniel Franke <franke.daniel@gmail.com>
3066 * gcc.h: Added fortran options that take arguments to
3067 DEFAULT_SWITCH_TAKES_ARG and DEFAULT_WORD_SWITCH_TAKES_ARG
3070 2008-04-20 Eric Botcazou <ebotcazou@adacore.com>
3072 * tree-sra.c (sra_walk_expr) <VIEW_CONVERT_EXPR>: Disable
3073 scalarization if on the LHS and not a full access.
3075 2008-04-20 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3077 * Makefile.in (s-gtyp-input): Remove tmp-gi.list before writing it.
3079 2008-04-18 Rafael Espindola <espindola@google.com>
3081 * tree-vrp.c (find_case_label_index): Fix the binary search.
3082 (find_case_label_range): New.
3083 (vrp_visit_switch_stmt): Use find_case_label_range.
3084 (simplify_switch_using_ranges): Use find_case_label_range.
3086 2008-04-18 Eric Botcazou <ebotcazou@adacore.com>
3088 * gimplify.c (gimplify_modify_expr_rhs) <COND_EXPR>: Gimplify the LHS
3089 using the is_gimple_lvalue predicate instead of is_gimple_min_lval.
3091 2008-04-18 Tom Tromey <tromey@redhat.com>
3094 * doc/cpp.texi (Implementation-defined behavior): Mention
3097 2008-04-18 Ian Lance Taylor <iant@google.com>
3099 * fold-const.c (pointer_may_wrap_p): New static function.
3100 (fold_comparison): Add another test for pointer overflow. Use
3101 pointer_may_wrap_p to disable some false positives.
3103 2008-04-18 Kris Van Hees <kris.van.hees@oracle.com>
3105 * c-common.c (CHAR16_TYPE, CHAR32_TYPE): New macros.
3106 (fname_as_string): Match updated cpp_interpret_string prototype.
3107 (fix_string_type): Support char16_t* and char32_t*.
3108 (c_common_nodes_and_builtins): Add char16_t and char32_t (and
3109 derivative) nodes. Register as builtin if C++0x.
3110 (c_parse_error): Support CPP_CHAR{16,32}.
3111 * c-common.h (RID_CHAR16, RID_CHAR32): New elements.
3112 (enum c_tree_index) <CTI_CHAR16_TYPE, CTI_SIGNED_CHAR16_TYPE,
3113 CTI_UNSIGNED_CHAR16_TYPE, CTI_CHAR32_TYPE, CTI_SIGNED_CHAR32_TYPE,
3114 CTI_UNSIGNED_CHAR32_TYPE, CTI_CHAR16_ARRAY_TYPE,
3115 CTI_CHAR32_ARRAY_TYPE>: New elements.
3116 (char16_type_node, signed_char16_type_node, unsigned_char16_type_node,
3117 char32_type_node, signed_char32_type_node, char16_array_type_node,
3118 char32_array_type_node): New defines.
3119 * c-lex.c (cb_ident): Match updated cpp_interpret_string prototype.
3120 (c_lex_with_flags): Support CPP_CHAR{16,32} and CPP_STRING{16,32}.
3121 (lex_string): Support CPP_STRING{16,32}, match updated
3122 cpp_interpret_string and cpp_interpret_string_notranslate prototypes.
3123 (lex_charconst): Support CPP_CHAR{16,32}.
3124 * c-parser.c (c_parser_postfix_expression): Support CPP_CHAR{16,32}
3125 and CPP_STRING{16,32}.
3127 2008-04-18 Paolo Bonzini <bonzini@gnu.org>
3130 * aclocal.m4: Regenerate.
3131 * configure: Regenerate.
3133 2008-04-18 Jan Hubicka <jh@suse.cz>
3135 * except.c (dw2_size_of_call_site_table,
3136 sjlj_size_of_call_site_table): Use vector API for call_site_record.
3138 * cgraphbuild.c (build_cgraph_edges): Update.
3139 * tree-pass.h: Update comment.
3140 * final.c (leaf_function_p): Update.
3141 (leaf_renumber_regs): Update.
3142 (rest_of_clean_state): Update.
3143 * omp-low.c (expand_omp_parallel): Update.
3144 * ipa-reference.c (analyze_function): Update.
3145 * reorg.c (find_end_label): Update.
3146 (optimize_skip): Update.
3147 (fill_simple_delay_slots): Update.
3148 (fill_simple_delay_slots): Update.
3149 (make_return_insns): Update.
3150 (dbr_schedule): Update.
3151 * gimple-low.c (record_vars_into): Update.
3152 * cfgbuild.c (make_edges): Update.
3153 * function.c (assign_stack_local): Update.
3154 (assign_parm_adjust_stack_rtl): Update.
3155 (locate_and_pad_parm): Update.
3156 (allocate_struct_function): Do not initialize stack_alignment_needed
3157 and preferred_stack_boundary here.
3158 (stack_protect_prologue): Update.
3159 (stack_protect_epilogue): Update.
3160 (expand_function_start): Initialize stack_alignment_needed,
3161 preferred_stack_boundary and max_jumptable_ents.
3162 (expand_function_end): Update.
3163 (free_after_compilation): Do not NULLify epilogue_delay_list.
3164 * function.h (struct rtl_data): Add stack_protect_guard,
3165 stack_alignment_needed,
3166 preferred_stack_boundary, epilogue_delay_list.
3167 (struct function): Remove value_histograms, stack_alignment_needed,
3168 preferred_stack_boundary, epilogue_delay_list, max_jumptable_ents,
3170 unexpanded_var_list, stack_protect_guard.
3171 (current_function_epilogue_delay_list): Remove.
3172 * ipa-type-escape.c (analyze_function): Update.
3173 * gimplify.c (pop_gimplify_context): Update comment.
3174 * calls.c (expand_call): Update.
3175 (emit_library_call_value_1): Update.
3176 * except.c (set_nothrow_function_flags): Update.
3177 * cfgexpand.c (get_decl_align_unit): Update.
3178 (create_stack_guard): Update.
3179 (estimated_stack_frame_size): Update.
3180 (expand_used_vars): Update.
3181 (tree_expand_cfg): Free histogram earliers, init expansion variables.
3182 * explow.c (allocate_dynamic_stack_space): Update.
3183 * tree-ssa-live.c (remove_unused_locals): Update.
3184 * varasm.c (mark_constant_pool): Update.
3185 * tree-inline.c (remap_decls): Update.
3186 (initialize_cfun): Update.
3187 (declare_return_variable): Update.
3188 (inline_forbidden_p): Update.
3189 (expand_call_inline): Update.
3190 (declare_inline_vars): Update.
3191 (tree_function_versioning): Update.
3192 * tree-flow.h (value_histograms): New.
3193 (VALUE_HISTOGRAMS): New macro.
3194 * basic-block.h (control_flow_graph): Add max_jumptable_ents,
3196 * tree-cfg.c (set_bb_for_stmt): Update.
3197 (replace_by_duplicate_decl): Update.
3198 (move_block_to_fn): Update.
3199 (new_label_mapper): Update.
3200 (dump_function_to_file): Update.
3201 * ipa-struct-reorg.c (build_data_structure): Update.
3202 * cfgrtl.c (print_rtl_with_bb): Update.
3203 * reload1.c (reload): Update.
3205 * config/i386/i386.c (setup_incoming_varargs_64,
3206 ix86_compute_frame_layout): Update.
3207 * config/arc/arc.c (arc_output_function_epilogue): Update.
3209 2008-04-18 Marius Strobl <marius@FreeBSD.org>
3211 * gthr-posix.h (__gthread_active_p): Use the Solaris implementation
3212 for FreeBSD as well.
3213 * gthr-posix95.h: Likewise.
3215 2008-04-17 Richard Sandiford <rsandifo@nildram.co.uk>
3217 PR rtl-optimization/35838
3218 * dse.c (find_shift_sequence): Use subreg_lowpart_offset to work
3219 out the byte offset of the first subreg.
3221 2008-04-17 Uros Bizjak <ubizjak@gmail.com>
3223 * config/i386/i386.md (addti3 splitter): Pass arrays of 3 operands
3224 to split_ti instead of three separate calls with single member arrays.
3225 (subti3 splitter): Ditto.
3226 (adddi3 splitter): Ditto with split_di.
3227 (subdi3 splitter): Ditto.
3228 (negti2 splitter): Pass arrays of 2 operands to split_ti instead of
3229 two separate calls with single member arrays. Swap match_dup
3230 operands 1 and 2 to better fit into the array.
3231 (negdi2 splitter): Ditto with split_di.
3232 (movdfcc splitter): Pass arrays of 2 operands to split_di instead of
3233 two separate calls with single member arrays. Swap match_dup operands
3234 6 and 7 to better fit into the array.
3236 2008-04-17 H.J. Lu <hongjiu.lu@intel.com>
3238 * config/i386/i386.c (sse_builtin_type): New.
3239 (bdesc_sse_args): Likewise.
3240 (bdesc_sse_3arg): Removed.
3241 (bdesc_2arg): Remove IX86_BUILTIN_AESKEYGENASSIST128.
3242 (bdesc_1arg): Remove IX86_BUILTIN_ROUNDPD and
3243 IX86_BUILTIN_ROUNDPS.
3244 (ix86_init_mmx_sse_builtins): Handle bdesc_sse_args. Remove
3245 bdesc_sse_3arg. Remove IX86_BUILTIN_ROUNDPD and
3246 IX86_BUILTIN_ROUNDPS.
3247 (ix86_expand_sse_4_operands_builtin): Removed.
3248 (ix86_expand_sse_operands_builtin): New.
3249 (ix86_expand_unop_builtin): Remove CODE_FOR_sse4_1_roundpd
3250 and CODE_FOR_sse4_1_roundps.
3251 (ix86_expand_builtin): Remove IX86_BUILTIN_AESKEYGENASSIST128.
3252 Handle bdesc_sse_args. Remove bdesc_sse_3arg.
3254 2008-04-17 Alan Modra <amodra@bigpond.net.au>
3257 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Restore vr and vrsave
3258 regs before frame pop when needed. If use_backchain_to_restore_sp
3259 then load backchain into a temp reg to restore vr and vrsave. Add
3260 code to restore vr after frame pop if possible.
3262 2008-04-17 Richard Guenther <rguenther@suse.de>
3264 * tree-vn.c (expressions_equal_p): Do not check type
3265 equality or compatibility before calling operand_equal_p.
3266 * fold-const.c (operand_equal_p): Check equivalence of
3267 integer constants before bailing out due to signedness or
3268 precision differences.
3269 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Ignore
3270 spurious differences in type qualification. Ignore types
3271 for COMPONENT_REFs at all.
3273 2008-04-17 Christian Bruel <christian.bruel@st.com>
3275 * config/sh/sh.c (expand_cbranchdi4): Use original operands for
3276 msw_skip comparison.
3278 2008-04-16 Jakub Jelinek <jakub@redhat.com>
3281 * tree-nrv.c (tree_nrv): Don't optimize if result_type is GIMPLE
3284 PR tree-optimization/35899
3285 * tree-inline.c (expand_call_inline): Use GIMPLE_STMT_OPERAND
3286 rather than TREE_OPERAND.
3288 2008-04-16 Uros Bizjak <ubizjak@gmail.com>
3291 * config/i386/i386.md (fmodxf3): Copy operand 1 and operand 2 into
3292 temporary registers. Change operand predicate to general_operand.
3293 (remainderxf3): Ditto.
3295 2008-04-16 Richard Guenther <rguenther@suse.de>
3297 * Makefile.in (tree-affine.o): Add $(FLAGS_H) dependency.
3298 * tree-affine.c (aff_combination_expand): Look through some
3301 2008-04-15 Doug Kwan <dougkwan@google.com>
3303 * dwarf2asm.c (dw2_assemble_integer): Cast to unsigned HOST_WIDE_INT
3305 * tree-pretty-print.c (dump_generic_node): Ditto.
3306 * final.c (output_addr_const): Ditto.
3307 * dwarf2out.c (output_cfi): Ditto.
3308 * c-pretty-print.c (pp_c_integer_constant): Ditto.
3309 * print-rtl.c (print_rtx): Ditto.
3310 * print-tree.c (print_node_brief, print_node): Ditto.
3311 * c-common.c (match_case_to_enum_1): Ditto.
3312 * sched-vis.c (print_value): Ditto.
3313 * config/i386/i386.c (print_operand): Cast to long unsigned int
3316 2008-04-15 Danny Smith <dannysmith@users.sourceforge.net>
3317 * libgcc2.c [L_trampoline]: Remove unnecessary prototype for
3318 MS Windows VirtualProtect function.
3320 2008-04-15 Jan Hubicka <jh@suse.cz>
3322 * gengtype.c (write_root): Param_is argument is OK.
3323 * expr.c (expand_expr_real_1): Update call of get_exception_*.
3324 * function.h: Include varray.h
3325 (rtl_eh): New stucture based on except.c one.
3326 (call_site_record): New forward declaration and vector type.
3327 * calls.c (emit_call_1): Do not call
3328 note_current_region_may_contain_throw.
3329 * except.c (eh_status): Remove cur_region, try_region since they are
3331 Move filter, exc_ptr, ttype_data, ehspec_data, action_record_data and
3332 exception_handler_label_map, ehr_stackadj, ehr_handler, ehr_label,
3333 sjlj_fc, sjlj_exit_after to rth_eh in function.h.
3334 Remove call_site_data_used, call_site_data_size.
3335 Turn call_site_record into vector in function.h.
3336 (note_current_region_may_contain_throw): Remove.
3337 (get_exception_pointer, get_exception_filter): Do not take struct
3338 function argument; update.
3339 (add_ehl_entry, find_exception_handler_labels, ehspec_filter_hash,
3340 add_ttypes_entry, add_ehspec_entry, assign_filter_values,
3341 build_post_landing_pads, dw2_build_landing_pads,
3342 sjlj_assign_call_site_values, sjlj_mark_call_sites,
3343 sjlj_emit_function_enter, sjlj_emit_function_enter,
3344 sjlj_emit_function_exit, sjlj_emit_dispatch_table,
3345 sjlj_build_landing_pads, finish_eh_generation,
3346 remove_exception_handler_label, remove_eh_handler,
3347 maybe_remove_eh_handler, add_reachable_handler,
3348 reachable_handlers, expand_builtin_eh_return, expand_eh_return,
3349 add_action_record, collect_one_action_chain, add_call_site,
3350 convert_to_eh_region_ranges, sjlj_size_of_call_site_table,
3351 sjlj_output_call_site_table, output_function_exception_table,
3352 * except.h (note_current_region_may_contain_throw): Remove
3353 (get_exception_pointer, get_exception_filter): Do not take struct
3355 * Makefile.in (GTFILES): Put varargs before struct function.
3357 2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
3359 * tree-ssa-structalias.c (get_constraint_for_component_ref): Do not
3360 punt for STRING_CST.
3361 (get_constraint_for): Deal with STRING_CST here instead.
3363 2008-04-15 Richard Guenther <rguenther@suse.de>
3365 * tree-ssa-propagate.c (substitute_and_fold): Substitute
3366 statements in a basic-block with a backward walk. Do not
3367 substitute into dead statements but instead remove those.
3369 2008-04-15 Richard Guenther <rguenther@suse.de>
3371 * params.def (PARAM_MAX_FIELDS_FOR_FIELD_SENSITIVE): Set default
3372 to zero, thus disable creation of SFTs.
3374 2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
3376 * tree-predcom.c (suitable_reference_p): Return false if the
3377 reference can throw.
3379 2008-04-15 Jakub Jelinek <jakub@redhat.com>
3382 * c-decl.c (finish_decl): If extern or static var has variable
3383 size, set TREE_TYPE (decl) to error_mark_node.
3385 2008-04-15 Rafael Espindola <espindola@google.com>
3387 * fold-const.c (tree_call_nonnegative_warnv_p): Remove local
3390 2008-04-15 Richard Guenther <rguenther@suse.de>
3392 * tree-ssa-sccvn.h (vn_reference_lookup): Adjust prototype.
3393 * tree-ssa-sccvn.c (vn_reference_lookup): New parameter maywalk.
3394 (visit_reference_op_load): Do walk vuse-vdef chains on
3395 vn_reference_lookup.
3396 (visit_reference_op_store): But do not here.
3397 * tree-vn.c (vn_lookup): Do not walk vuse-vdef chains on
3398 vn_reference_lookup.
3399 (vn_lookup_with_vuses): But do so here.
3401 2008-04-14 Ian Lance Taylor <iant@google.com>
3403 * fold-const.c (fold_overflow_warning): Remove assertion.
3405 2008-04-15 Ben Elliston <bje@au.ibm.com>
3407 * config/alpha/alpha.c (alpha_initialize_trampoline): Remove temp,
3408 temp1 local variables.
3410 2008-04-15 Zuxy Meng <zuxy.meng@gmail.com>
3413 * config/i386/winnt.c (i386_pe_section_type_flags): Mark
3414 ".text.unlikely" section as executable.
3416 2008-04-14 James E. Wilson <wilson@tuliptree.org>
3418 * config/ia64/ia64.c (rtx_needs_barrier): Handle
3419 UNSPEC_FR_SQRT_RECIP_APPROX_RES.
3420 * config/ia64/ia64.c (UNSPEC_FR_SQRT_RECIP_APPROX_RES): Define.
3421 (divsi3_internal, divdi3_internal_lat, divdi3_internal_thr,
3422 divsf3_internal_lat, sqrt_approx, sqrtsf2_internal_thr,
3423 divdf3_internal_lat, sqrtdf2_internal_thr, divxf3_internal_lat,
3424 divxf3_internal_thr, sqrtxf2_internal_thr, recip_approx): Use it.
3426 2008-04-14 Ian Lance Taylor <iant@google.com>
3428 * flags.h (POINTER_TYPE_OVERFLOW_UNDEFINED): Define.
3429 * fold-const.c (fold_comparison): If appropriate, test
3430 POINTER_TYPE_OVERFLOW_UNDEFINED, and issue an overflow warning.
3431 (fold_binary): Test POINTER_TYPE_OVERFLOW_UNDEFINED when
3432 reassociating a pointer type.
3433 * doc/invoke.texi (Optimize Options): Document that
3434 -fstrict-overflow applies to pointer wraparound.
3436 2008-04-13 Jan Hubicka <jh@suse.cz>
3438 * m32.c (m32c_pushm_popm): Use crtl->retrun_rtx.
3440 2008-04-12 Andrew Pinski <pinskia@gmail.com>
3442 * config/rs6000/rs6000.c (compute_save_world_info): Set lr_save_p if
3443 we are going to "save the world".
3445 2008-04-13 Hans-Peter Nilsson <hp@axis.com>
3447 * config/cris/cris.md ("*andhi_lowpart_non_v32", "*andhi_lowpart_v32")
3448 ("*andqi_lowpart_non_v32", "*andqi_lowpart_v32"): Use "+" for the
3449 operand 0 constraint, not "=".
3451 2008-04-11 James E. Wilson <wilson@tuliptree.org>
3453 * system.h: Change ASSERT_CHECKING to ENABLE_ASSERT_CHECKING.
3455 2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
3457 * dse.c (record_store): Use HOST_BITS_PER_WIDE_INT instead
3458 of size of positions_needed * CHAR_BIT.
3460 2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
3463 * dse.c (store_info): Change positions_needed to unsigned
3465 (lowpart_bitmask): New.
3466 (record_store): Cast to unsigned HOST_WIDE_INT for
3467 positions_needed. Assert width <= size of positions_needed *
3468 CHAR_BIT. Call lowpart_bitmask to initialize positions_needed.
3469 (check_mem_read_rtx): Use unsigned HOST_WIDE_INT on mask. Call
3470 lowpart_bitmask to set mask.
3472 2008-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
3474 * config/bfin/constraints.md: New file.
3475 * config/bfin/bfin.md: Include it.
3476 (adddi3): Use satisfies_constraint functions instead of the old macros.
3477 * config/bfin/bfin.h (REG_CLASS_FROM_LETTER, CONSTRAINT_LEN,
3478 CONST_18UBIT_IMM_P, CONST_16BIT_IMM_P, CONST_16UBIT_IMM_P,
3479 CONST_7BIT_IMM_P, CONST_7NBIT_IMM_P, CONST_5UBIT_IMM_P,
3480 CONST_4BIT_IMM_P, CONST_4UBIT_IMM_P, CONST_3BIT_IMM_P,
3481 CONST_3UBIT_IMM_P, CONST_OK_FOR_K, CONST_OK_FOR_P, CONST_OK_FOR_M,
3482 CONST_OK_FOR_CONSTRAINT_P, CONST_DOUBLE_OK_FOR_LETTER,
3483 EXTRA_CONSTRAINT): Delete.
3484 * config/bfin/predicates.md (highbits_operand, reg_or_7bit_operand,
3485 reg_or_neg7bit_operand): Use satisfies_constraint functions instead
3487 * config/bfin/bfin.c: Include "tm-constrs.h".
3488 (bfin_secondary_reload, split_load_immediate, bfin_rtx_costs):
3489 Use satisfies_constraint functions instead of the old macros.
3490 * doc/md.texi (Blackfin Constraints): Update file name reference.
3492 2008-04-11 Richard Guenther <rguenther@suse.de>
3494 PR tree-optimization/35869
3495 * tree-vrp.c (execute_vrp): Move switch statement update after
3496 jump threading. Schedule another cfg cleanup run.
3498 2008-04-11 Volker Reichelt <v.reichelt@netcologne.de>
3501 * attribs.c (decl_attributes): Return early on errorneous node.
3503 2008-04-10 Oleg Ryjkov <olegr@google.com>
3505 * tree.h (struct tree_base): Added a new flag default_def_flag.
3506 (SSA_NAME_IS_DEFAULT_DEF): Changed to use the new flag.
3508 2008-04-11 Kaz Kojima <kkojima@gcc.gnu.org>
3510 * config.gcc (need_64bit_hwint): Need 64bit hwint for sh-*-*.
3512 2008-04-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3515 * pa.md: Define mode iterator P. Define mode attribute dwc.
3516 (dcacheflush): Update pattern to use iterator P and attribute dwc.
3517 (icacheflush): Likewise.
3518 * pa.h (INITIALIZE_TRAMPOLINE): Use dcacheflushsi/icacheflushsi if
3519 !TARGET_64BIT, and dcacheflushdi/icacheflushdi if TARGET_64BIT.
3521 2008-04-11 Ben Elliston <bje@au.ibm.com>
3523 * config/spu/spu.c (spu_init_builtins): Mark builtins as nothrow.
3525 2008-04-10 Rafael Espindola <espindola@google.com>
3527 * tree-vrp.c (extract_range_from_binary_expr): Don't handle
3528 TRUTH_ANDIF_EXPR or TRUTH_ORIF_EXPR.
3529 (extract_range_from_expr): The same.
3531 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
3533 * config/mips/mips.md (GPR2): New mode iterator.
3535 (*seq_<mode>, *seq_<mode>_mips16, *sne_<mode>, *sgt<u>_<mode>,
3536 *sgt<u>_<mode>_mips16, *sge<u>_<mode>, *slt<u>_<mode>,
3537 *slt<u>_<mode>_mips16 *sle<u>_<mode>, *sle<u>_<mode>_mips16):
3538 Rewrite these to take two modes, the mode of comparison and the
3539 mode of the destination.
3540 * config/mips/mips.c (mips_expand_scc): Instead of having
3541 paradoxical subreg as destination, expand "narrowing" scc if mode
3542 of comparison is SI and target is requested in DI mode.
3543 (mips_emit_int_order_test): Update comment. Make mode of
3544 comparison match CMP0 rather than TARGET. When creating inverse
3545 target use mode of TARGET.
3547 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
3549 * gcov-dump.c (tag_summary): Only print summaries for the first
3550 GCOV_COUNTERS_SUMMABLE counters.
3552 2008-04-10 Uros Bizjak <ubizjak@gmail.com>
3554 * config/i386/i386.md (absneg): New code iterator.
3555 (absnegprefix): New code attribute.
3556 (<code><mode>2): Macroize expander from abs<mode>2 and neg<mode>2
3557 patterns using absneg code iterator.
3558 (<code>tf2): Macroize expander from abstf2 and negtf2 patterns
3559 using absneg code iterator.
3560 (*<code><mode>2_1): Macroize insn pattern from *abs<mode>2_1 and
3561 *neg<mode>2 patterns using absneg code iterator.
3562 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
3563 *negextendsfdf2 patterns using absneg code iterator.
3564 (*<code>extendsfxf2): Macroize insn pattern from *absextendsfxf2 and
3565 *negextendsfxf2 patterns using absneg code iterator.
3566 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
3567 *negextendsfdf2 patterns using absneg code iterator.
3568 * config/i386/sse.md (<code><mode>2): Macroize expander from
3569 abs<mode>2 and neg<mode>2 patterns using absneg code iterator.
3571 2008-04-10 Andreas Krebbel <krebbel1@de.ibm.com>
3573 * config/s390/s390.h: Remove the remains of the recent search
3574 & replace action of current_function_outgoing_args_size.
3576 2008-04-10 Ira Rosen <irar@il.ibm.com>
3578 PR tree-optimization/35821
3579 * tree-vect-transform.c (vect_create_data_ref_ptr): Add check that
3580 NEW_STMT_LIST is not NULL.
3582 2008-04-09 David Edelsohn <edelsohn@gnu.org>
3585 * toplev.c (process_options): Remove -ffunction-sections debugging
3588 2008-04-09 Peter Bergner <bergner@vnet.ibm.com>
3590 PR middle-end/PR28690
3591 * explow.c (break_out_memory_refs): Use simplify_gen_binary rather
3592 than gen_rtx_fmt_ee to perform more canonicalizations.
3594 2008-04-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3597 * collect2.c (write_c_file): Don't wrap in "#ifdef __cplusplus".
3599 2008-04-09 Richard Guenther <rguenther@suse.de>
3601 * tree-cfg.c (verify_stmt): Print complete bogus stmt.
3602 (dump_function_to_file): Dump function arguments with types.
3604 2008-04-08 Richard Guenther <rguenther@suse.de>
3606 * fold-const.c (fold_widened_comparison): Do not allow
3607 sign-changes that change the result.
3609 2008-04-08 Janis Johnson <janis187@us.ibm.com>
3612 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle additional
3613 kinds of indirect references.
3615 2008-04-08 David Edelsohn <edelsohn@gnu.org>
3617 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Update
3618 GNU Fortran language string.
3620 2008-04-08 Rafael Espindola <espindola@google.com>
3622 * fold-canst.c (tree_call_nonnegative_warnv_p): New.
3623 (tree_invalid_nonnegative_warnv_p): Use tree_call_nonnegative_warnv_p.
3624 * tree.h (tree_call_nonnegative_warnv_p): New.
3626 2008-04-08 Jan Hubicka <jh@suse.cz>
3628 * function.c (free_after_compilation): Clear out regno_reg_rtx
3631 2008-04-08 Peter Bergner <bergner@vnet.ibm.com>
3634 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
3636 PR middle-end/PR28690
3637 * rtlanal.c: (commutative_operand_precedence): Give SYMBOL_REF's the
3638 same precedence as REG_POINTER and MEM_POINTER operands.
3640 2008-04-08 Richard Guenther <rguenther@suse.de>
3643 * tree-ssa-address.c (create_mem_ref): Use POINTER_PLUS_EXPR
3644 for adding index to base.
3646 2008-04-08 Kai Tietz <kai.tietz@onevision.com>
3648 * config/i386/mingw32.h (ENABLE_EXECUTE_STACK): New.
3649 (MINGW_ENABLE_EXECUTE_STACK): New.
3650 (IN_LIBGCC2): For libgcc include windows.h file for
3651 function declarations.
3653 2008-04-08 Hans-Peter Nilsson <hp@axis.com>
3655 * config/cris/cris.c (cris_address_cost): For a PLUS, swap tem1
3656 and tem2 if tem1 is not a REG or MULT.
3658 2008-04-08 Jan Hubicka <jh@suse.cz>
3660 * function.h (incomming_args): Break out of struct function.
3661 (function_subsections): Break out of struct function.
3662 (rtl_data): Add args, subsections fields. Break out outgoing_args_size,
3663 return_rtx and hard_reg_initial_vals from struct function.
3664 Kill inl_max_label_num.
3665 (current_function_pops_args, current_function_args_info,
3666 current_function_args_size, current_function_args_size,
3667 current_function_pretend_args_size,
3668 current_function_outgoing_args_size,
3669 current_function_internal_arg_pointer, current_function_return_rtx):
3670 Kill compatibility accestor macros.
3671 * builtins.c (expand_builtin_apply_args_1): Update.
3672 (expand_builtin_next_arg): Update.
3673 * df-scan.c (df_get_call_refs): Update.
3674 * dbxout.c (dbxout_function_end): Update.
3675 * dwarf2out.c (dwarf2out_switch_text_section): Update.
3676 (output_line_info): Update.
3677 (secname_for_decl): Update.
3678 (dwarf2out_var_location): Update.
3679 * function.c (free_after_compilation): Update.
3680 (assign_parm_find_stack_rtl): Update.
3681 (assign_parms): Update.
3682 (expand_dummy_function_end): Update.
3683 (expand_function_end): Update.
3684 * calls.c (mem_overlaps_already_clobbered_arg_p): Update.
3685 (expand_call): Update.
3686 (emit_library_call_value_1): Update.
3687 (store_one_arg): Update.
3688 * varasm.c (initialize_cold_section_name): Update.
3689 (unlikely_text_section): Update.
3690 (unlikely_text_section_p): Update.
3691 (assemble_start_function): Update.
3692 (assemble_end_function): Update.
3693 (default_section_type_flags): Update.
3694 (switch_to_section): Update.
3695 * integrate.c (set_decl_abstract_flags): Update.
3696 (get_hard_reg_initial_val): Update.
3697 (has_hard_reg_initial_val): Update.
3698 (allocate_initial_values): Update.
3699 * resource.c (init_resource_info): Update.
3700 * config/alpha/alpha.c (NUM_ARGS): Update.
3701 (direct_return): Update.
3702 (alpha_va_start): Update.
3703 (alpha_sa_size): Update.
3704 (alpha_initial_elimination_offset): Update.
3705 (alpha_expand_prologue): Update.
3706 (alpha_start_function): Update.
3707 (alpha_expand_epilogue): Update.
3708 (unicosmk_initial_elimination_offset):
3709 * config/alpha/alpha.md (call expander): Update.
3710 * config/s390/s390.c (s390_register_info): Update.
3711 (s390_register_info): Update.
3712 (s390_frame_info): Update.
3713 (s390_initial_elimination_offset): Update.
3714 (s390_build_builtin_va_list): Update.
3715 (s390_va_start): Update.
3716 * config/spu/spu.c (direct_return): Update.
3717 (spu_expand_prologue): Update.
3718 (spu_initial_elimination_offset): Update.
3719 (spu_build_builtin_va_list): Update.
3720 (spu_va_start): Update.
3721 * config/sparc/sparc.c (sparc_init_modes): Update.
3722 (sparc_compute_frame_size): Update.
3723 (function_value): Update.
3724 * config/m32r/m32r.c (m32r_compute_frame_size): Update.
3725 * config/i386/i386.md (return expander): Update.
3726 * config/i386/i386.c (ix86_va_start): Update.
3727 (ix86_can_use_return_insn_p): Update.
3728 (ix86_compute_frame_layout): Update.
3729 (ix86_expand_epilogue): Update.
3730 * config/sh/sh.c (output_stack_adjust): Update.
3731 (calc_live_regs): Update.
3732 (sh_expand_prologue): Update.
3733 (sh_builtin_saveregs): Update.
3734 (sh_va_start): Update.
3735 (initial_elimination_offset): Update.
3736 (sh_allocate_initial_value): Update.
3737 (sh_function_ok_for_sibcall): Update.
3738 (sh_get_pr_initial_val): Update.
3739 * config/sh/sh.md (return expander): Update.
3740 * config/avr/avr.c (frame_pointer_required_p): UPdate.
3741 * config/crx/crx.c (crx_compute_frame): UPdate.
3742 (crx_initial_elimination_offset): UPdate.
3743 * config/xtensa/xtensa.c (compute_frame_size): Update
3744 (xtensa_builtin_saveregs): Update.
3745 (xtensa_va_start): Update.
3746 (order_regs_for_local_alloc): Update.
3747 * config/stormy16/stormy16.c (xstormy16_compute_stack_layout): Update.
3748 (xstormy16_expand_builtin_va_start): Update.
3749 * config/fr30/fr30.c (fr30_compute_frame_size): Update.
3750 * config/m68hc11/m68hc11.md (return expanders): Update.
3751 * config/m68hc11/m68hc11.c (expand_prologue): Update.
3752 (expand_epilogue): Update.
3753 * config/cris/cris.c (cris_initial_frame_pointer_offset): Update.
3754 (cris_simple_epilogue): Update.
3755 (cris_expand_prologue): Update.
3756 (cris_expand_epilogue): Update.
3757 * config/iq2000/iq2000.c (iq2000_va_start): Update.
3758 (compute_frame_size): Update.
3759 * config/mt/mt.c (mt_compute_frame_size): Update.
3760 * config/mn10300/mn10300.c (expand_prologue): Update.
3761 (expand_epilogue): Update.
3762 (initial_offset): Update.
3763 (mn10300_builtin_saveregs):
3764 * config/mn10300/mn10300.md (return expander): Update.
3765 * config/ia64/ia64.c (ia64_compute_frame_size): Update.
3766 (ia64_initial_elimination_offset): Update.
3767 (ia64_initial_elimination_offset): Update.
3768 (ia64_expand_prologue): Update.
3769 * config/m68k/m68k.md (return expander): Update.
3770 * config/rs6000/rs6000.c (rs6000_va_start): Update.
3771 (rs6000_stack_info): Update.
3772 * config/mcore/mcore.c (layout_mcore_frame): Update.
3773 (mcore_expand_prolog): Update.
3774 * config/arc/arc.c (arc_compute_frame_size): Update.
3775 * config/score/score3.c (score3_compute_frame_size): Update.
3776 * config/score/score7.c (score7_compute_frame_size): Update.
3777 * config/arm/arm.c (use_return_insn): Update.
3778 (thumb_find_work_register): Update.
3779 (arm_compute_save_reg_mask): Update.
3780 (arm_output_function_prologue): Update.
3781 (arm_output_epilogue): Update.
3782 (arm_size_return_regs): Update.
3783 (arm_get_frame_offsets): Update.
3784 (arm_expand_prologue): Update.
3785 (thumb_exit): Update.
3786 (thumb_unexpanded_epilogue): Update.
3787 (thumb1_output_function_prologue): Update.
3788 * config/pa/pa.md (return expander): Update.
3789 * config/pa/pa.c (compute_frame_size): Update.
3790 (hppa_builtin_saveregs): Update.
3791 * config/mips/mips.c (mips_va_start): Update.
3792 (mips16_build_function_stub): Update.
3793 (mips_compute_frame_info): Update.
3794 (mips_restore_gp): Update.
3795 (mips_output_function_prologue): Update.
3796 (mips_expand_prologue): Update.
3797 * config/v850/v850.c (compute_frame_size): Update.
3798 (expand_prologue): * config/mmix/mmix.c (along): update.
3799 (mmix_initial_elimination_offset): update.
3800 (mmix_reorg): update.
3801 (mmix_use_simple_return): update.
3802 (mmix_expand_prologue): update.
3803 (mmix_expand_epilogue): Update.
3804 * config/bfin/bfin.c (bfin_initial_elimination_offset): Update.
3805 (emit_link_insn): Update.
3807 2008-04-08 Anatoly Sokolov <aesok@post.ru>
3809 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Define
3810 __AVR_HAVE_EIJMP_EICALL__ macro if device have EIJMP and EICALL
3812 * config/avr/avr.c (avr_mcu_types): Set AVR31 architecture for
3815 2008-04-07 Jan Hubicka <jh@suse.cz>
3817 * function.h (rtl): Rename to x_rtl.
3819 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
3820 frame_offset, stack_check_probe_note, arg_pointer_save_area,
3821 used_temp_slots avail_temp_slots, temp_slot_level,
3822 nonlocal_goto_handler_labels): Update accesstors.
3823 (rtl): New global variable.
3824 (struct function): Move some fileds to rtl_data.
3825 (get_arg_pointer_save_area): Update prototype.
3826 * builtins.c (expand_builtin_setjmp_receiver): Update call of
3827 get_arg_pointer_save_area.
3828 * expr.c (init_expr): Update
3829 * function.c (get_frame_size): Update
3830 (assign_stack_local): Update
3831 (expand_function_end): Update.
3832 (get_art_pointer_save_area): Update
3834 * emit-rtl.c (rtl): Declare.
3835 (regno_reg_rtx): Declare.
3836 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
3838 (gen_reg_rtx): Update.
3839 * varasm.c (n_deferred_constatns): Update accestor.
3840 (init_varasm_status): Do not allocate varasm_status.
3841 (force_const_mem, get_pool_size, output_constant_pool): Update.
3842 * stmt.c (force_label_rtx): Do not use x_ prefixes.
3843 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
3844 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Update.
3845 * sparc/sparc.h (INIT_EXPANDERS): Update.
3846 * ia64/ia64.h (INIT_EXPANDERS): Update.
3848 2008-04-07 James E. Wilson <wilson@tuliptree.org>
3850 * reload.c (push_secondary_reload): Add missing break to for loop.
3852 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
3854 PR middle-end/PR28690
3855 * rtlanal.c: Update copyright years.
3856 (commutative_operand_precedence): Give SYMBOL_REF's the same precedence
3857 as REG_POINTER and MEM_POINTER operands.
3858 * emit-rtl.c (gen_reg_rtx_and_attrs): New function.
3859 (set_reg_attrs_from_value): Call mark_reg_pointer as appropriate.
3860 * rtl.h (gen_reg_rtx_and_attrs): Add prototype for new function.
3861 * gcse.c: Update copyright years.
3862 (pre_delete): Call gen_reg_rtx_and_attrs.
3863 (hoist_code): Likewise.
3864 (build_store_vectors): Likewise.
3865 (delete_store): Likewise.
3866 * loop-invariant.c (move_invariant_reg): Likewise.
3867 Update copyright years.
3869 2008-04-07 Uros Bizjak <ubizjak@gmail.com>
3871 * config/i386/i386.md ("*sse_prologue_save_insn"): Use braced output
3872 control string instead of quoted.
3874 2008-04-07 Kenneth Zadeck <zadeck@naturalbridge.com>
3876 * doc/rtl.texi: Rewrite of subreg section.
3878 2008-04-07 Kai Tietz <kai.tietz@onevision.com>
3881 * config/i386/i386.c (legitimize_pic_address): Add treating
3882 of dllimport SYM_REF's.
3883 (legitimize_dllimport_symbol): Add prototype.
3885 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
3887 * fold-const.c (fold) <ARRAY_REF>: New case. Try to fold constant
3888 reference in constructor with non self-referential type.
3890 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
3892 Removal of Return with Depressed Stack Pointer support
3893 * tree.h (TYPE_RETURNS_STACK_DEPRESSED): Delete.
3894 (ECF_SP_DEPRESSED): Likewise.
3895 (ECF_LIBCALL_BLOCK, ECF_NOVOPS): Adjust.
3896 * calls.c (emit_call_1): Do not test ECF_SP_DEPRESSED.
3897 (flags_from_decl_or_type): Do not test TYPE_RETURNS_STACK_DEPRESSED.
3898 (expand_call): Do not test ECF_SP_DEPRESSED.
3899 * dse.c (dse_step0): Do not test TYPE_RETURNS_STACK_DEPRESSED.
3900 * function.c (keep_stack_depressed): Delete.
3901 (handle_epilogue_set): Likewise.
3902 (update_epilogue_consts): Likewise.
3903 (emit_equiv_load): Likewise.
3904 (thread_prologue_and_epilogue_insns): Remove support for Return with
3905 Depressed Stack Pointer.
3906 * print-tree.c (print_node): Do not test TYPE_RETURNS_STACK_DEPRESSED.
3908 2008-04-06 Richard Guenther <rguenther@suse.de>
3910 PR tree-optimization/35400
3911 * tree-vrp.c (vrp_evaluate_conditional): Only query value-range
3912 information from SSA_NAMEs.
3914 2008-04-06 Anatoly Sokolov <aesok@post.ru>
3916 * config/avr/avr.h (avr_mega_p): Remove declaration.
3917 (AVR_MEGA): Remove macro.
3918 * config/avr/avr.c (avr_mega_p): Remove variable.
3919 (avr_override_options): Remove inicializion of avr_mega_p.
3920 Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
3921 (print_operand): Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
3922 (avr_jump_mode): (Ditto.).
3923 (avr_output_progmem_section_asm_op): (Ditto.).
3924 (avr_asm_init_sections): (Ditto.).
3925 (avr_asm_init_sections): (Ditto.).
3926 (avr_rtx_costs): (Ditto.).
3927 * config/avr/avr.md: (Ditto.).
3928 * config/avr/avr.h: Use '__AVR_HAVE_JMP_CALL__' instead of
3931 2008-04-06 Richard Guenther <rguenther@suse.de>
3933 PR tree-optimization/35842
3934 * tree-ssa-address.c (fixed_address_object_p): Adjust to match
3935 is_gimple_invariant_address.
3937 2008-04-06 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
3939 * gcc.c (default_compilers): Sync Fortran extensions list with
3940 that in fortran/lang-specs.h.
3941 * doc/invoke.texi: Likewise.
3942 * dbxout.c (get_lang_number): Use "GNU Fortran" in "GNU F95".
3943 * dwarf2out.c (gen_compile_unit_die): Likewise.
3945 2008-04-06 Tom G. Christensen <tgc@jupiterrise.com>
3947 * gthr-posix95.h (__gthread_cond_wait_recursive): Add missing &.
3949 2008-04-05 Uros Bizjak <ubizjak@gmail.com>
3952 * config/i386/i386.c (ix86_function_regparm): Error if regparm(3)
3953 attribute is used for nested functions.
3955 2008-04-05 Jan Hubicka <jh@suse.cz>
3957 * emit-rtl.c (init_emit): xcalloc regno_pointer_align.
3959 * tree-dump.c (dump_enable_all): Remove prototype; do not accept
3961 (dump_files): Update.
3962 (enable_rtl_dump_file): Do not accept letter argument.
3963 * tree-pass.h (dump_file_info): Remove letter argument.
3964 * toplev.c (decode_d_option): Update -da handling.
3965 * toplev.h (enable_rtl_dump_file): Update prototype.
3966 * passes.c (register_one_dump_file): Do not accept IPA argument; work
3967 it out based on pass type.
3968 (register_dump_files_1): Likewise.
3969 (init_optimization_passes): Update register_one_dump_file calls.
3970 (execute_one_pass): Sanity check that IPA passes are called at IPA
3971 level and RTL passes at RTL level.
3972 (execute_pass_list): IPA pass can not be after or subpass of
3974 (execute_ipa_pass_list): Handle IPA subpasses of IPA subpasses and
3975 disallov RTL subpasses of IPA subpasses.
3977 2008-04-05 Ben Elliston <bje@au.ibm.com>
3979 * tree-cfg.c (need_fake_edge_p): Return false for calls to
3980 builtins that return exactly once and do not throw. Cache call to
3983 2008-04-04 Andy Hutchinson <hutchinsonandy@aim.com>
3985 PR rtl-optimization/34916
3987 * combine.c (create_log_links): Do not create duplicate LOG_LINKS
3988 between instruction pairs.
3990 2008-04-04 Naveen.H.S <naveen.hs@kpitcummins.com>
3992 * doc/invoke.texi: Document -mbitops for SH.
3993 * config/sh/constraints.md (K03, K12, Sbv, Sbw): New constraints.
3994 * config/sh/predicates.md (bitwise_memory_operand): New predicate.
3995 * config/sh/sh.c (print_operand): Add %t operand code.
3996 * config/sh/sh.h (GO_IF_LEGITIMATE_INDEX): Add condition for SH2A.
3997 * config/sh/sh.md (*iorsi3_compact): Fix condition for SH2A.
3998 (extendqisi2_compact): Add the alternative for SH2A 4-byte mov.b.
3999 (extendqihi2): Likewise.
4000 (movqi_i): Likewise.
4001 (insv): Use bset, bclr and bst instructions for SH2A if possible.
4002 (extv): Use bld instruction for SH2A if possible.
4004 (bclr_m2a, bclrmem_m2a, bset_m2a, bsetmem_m2a, bst_m2a, bld_m2a,
4005 bldsign_m2a, bld_reg, *bld_regqi, band_m2a, bandreg_m2a,
4006 bor_m2a, borreg_m2a, bxor_m2a, bxorreg_m2a): New insns.
4007 (bset.b, bclr.b): Define peepholes.
4008 * config/sh/sh.opt (mbitops): New option.
4010 2008-04-04 Janis Johnson <janis187@us.ibm.com>
4013 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle indirect ref
4014 and view convert expression.
4016 2008-04-04 Jakub Jelinek <jakub@redhat.com>
4019 * tree-cfg.c (remove_useless_stmts_1): Handle OMP_* containers.
4021 2008-04-04 H.J. Lu <hongjiu.lu@intel.com>
4023 * config.gcc (extra_headers): Add wmmintrin.h for x86 and x86-64.
4025 * config/i386/cpuid.h (bit_AES): New.
4026 (bit_PCLMUL): Likewise.
4028 * config/i386/i386.c (pta_flags): Add PTA_AES and PTA_PCLMUL.
4029 (override_options): Handle PTA_AES and PTA_PCLMUL. Enable
4030 SSE2 if AES or PCLMUL is enabled.
4031 (ix86_builtins): Add IX86_BUILTIN_AESENC128,
4032 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
4033 IX86_BUILTIN_AESDECLAST128, IX86_BUILTIN_AESIMC128,
4034 IX86_BUILTIN_AESKEYGENASSIST128 and IX86_BUILTIN_PCLMULQDQ128.
4035 (bdesc_sse_3arg): Add IX86_BUILTIN_PCLMULQDQ128.
4036 (bdesc_2arg): Add IX86_BUILTIN_AESENC128,
4037 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
4038 IX86_BUILTIN_AESDECLAST128 and IX86_BUILTIN_AESKEYGENASSIST128.
4039 (bdesc_1arg): Add IX86_BUILTIN_AESIMC128.
4040 (ix86_init_mmx_sse_builtins): Define __builtin_ia32_aesenc128,
4041 __builtin_ia32_aesenclast128, __builtin_ia32_aesdec128,
4042 __builtin_ia32_aesdeclast128,__builtin_ia32_aesimc128,
4043 __builtin_ia32_aeskeygenassist128 and
4044 __builtin_ia32_pclmulqdq128.
4045 * config/i386/i386.c (ix86_expand_binop_imm_builtin): New.
4046 (ix86_expand_builtin): Use it for IX86_BUILTIN_PSLLDQI128 and
4047 IX86_BUILTIN_PSRLDQI128. Handle IX86_BUILTIN_AESKEYGENASSIST128.
4049 * config/i386/i386.h (TARGET_AES): New.
4050 (TARGET_PCLMUL): Likewise.
4051 (TARGET_CPU_CPP_BUILTINS): Handle TARGET_AES and TARGET_PCLMUL.
4053 * config/i386/i386.md (UNSPEC_AESENC): New.
4054 (UNSPEC_AESENCLAST): Likewise.
4055 (UNSPEC_AESDEC): Likewise.
4056 (UNSPEC_AESDECLAST): Likewise.
4057 (UNSPEC_AESIMC): Likewise.
4058 (UNSPEC_AESKEYGENASSIST): Likewise.
4059 (UNSPEC_PCLMUL): Likewise.
4061 * config/i386/i386.opt (maes): New.
4062 (mpclmul): Likewise.
4064 * config/i386/sse.md (aesenc): New pattern.
4065 (aesenclast): Likewise.
4067 (aesdeclast): Likewise.
4069 (aeskeygenassist): Likewise.
4070 (pclmulqdq): Likewise.
4072 * config/i386/wmmintrin.h: New.
4074 * doc/extend.texi: Document AES and PCLMUL built-in function.
4076 * doc/invoke.texi: Document -maes and -mpclmul.
4078 2008-04-04 Paolo Bonzini <bonzini@gnu.org>
4080 * function.c (free_after_parsing): Replace with
4081 cxx_push_function_context from C++ front-end.
4082 (allocate_struct_function): Don't call langhook.
4083 * langhooks.h (struct lang_hooks_for_functions): Delete.
4084 (struct lang_hooks): Add back missing_noreturn_ok_p here, delete
4086 * langhooks-def.h (LANG_HOOKS_MISSING_NORETURN_OK_P): Add.
4087 (LANG_HOOKS_FUNCTION_INIT, LANG_HOOKS_FUNCTION_FINAL,
4088 LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P,
4089 LANG_HOOKS_FUNCTION_INITIALIZER): Delete.
4090 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_MISSING_NORETURN_OK_P,
4091 remove LANG_HOOKS_FUNCTION_INITIALIZER.
4092 * tree-cfg.c: Adjust call to missing_noreturn_ok_p langhook.
4094 * c-objc-common.h (LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P):
4095 Rename to LANG_HOOKS_MISSING_NORETURN_OK_P.
4097 2008-04-04 Jakub Jelinek <jakub@redhat.com>
4100 * c-pretty-print.c (pp_c_initializer_list): Handle CONSTRUCTOR
4103 2008-04-04 Richard Guenther <rguenther@suse.de>
4106 * fold-const.c (optimize_minmax_comparison): Use the correct
4107 type for the constant in the simplified comparison.
4109 2008-04-04 Zuxy Meng <zuxy.meng@gmail.com>
4111 * config/i386/driver-i386.c (describe_cache): Add l2_sizekb argument.
4112 Pass L2 size as "--param l2-cache-size" to the compiler.
4113 (decode_l2_cache): New function to decode L2 cache parameters using
4114 0x8000006 extended cpuid function.
4115 (detect_caches_amd): Determine parameters of L2 cache using
4116 decode_l2_caches function.
4117 (decode_caches_intel): Decode L2 cache parameters.
4118 (detect_caches_intel): Determine L2 cache parameters using
4119 decode_caches_intel and decode_l2_caches functions.
4121 2008-04-03 Bob Wilson <bob.wilson@acm.org>
4123 * config/xtensa/xtensa.c (xtensa_secondary_reload_class): Use a
4124 secondary input reload for subword loads from the constant pool.
4126 2008-04-03 Janis Johnson <janis187@us.ibm.com>
4129 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Use integer
4130 constants of the appropriate size for runtime calculations.
4133 * dfp.c (decimal_from_decnumber): Retain trailing zeroes for
4134 decimal-float literal constant zero.
4136 2008-04-03 Jakub Jelinek <jakub@redhat.com>
4139 * c-parser.c (c_parser_omp_atomic): Call
4140 default_function_array_conversion on the RHS.
4143 * omp-low.c (scan_sharing_clauses) <case OMP_CLAUSE_SHARED>: Don't
4144 call is_variable_sized if decl has incomplete type.
4146 2008-04-03 H.J. Lu <hongjiu.lu@intel.com>
4148 * config/i386/i386-protos.h (ix86_aligned_p): Removed.
4150 2008-04-03 Adam Nemet <anemet@caviumnetworks.com>
4152 * config/mips/mips.md (any_gt, any_ge, any_lt, any_le): New code
4154 (u): Add attribute values for gt, gtu, ge, geu, lt, ltu, le and leu.
4155 (sgt<u>): Merge sgt and sgtu into new expander.
4156 (sgt, sgtu): Remove expanders.
4157 (*sgt<u>_<mode>): Merge *sgt_<mode> and *sgtu_<mode> into new pattern.
4158 (*sgt_<mode>, *sgtu_<mode>): Remove patterns.
4159 (*sgt<u>_<mode>_mips16): Merge *sgt_<mode>_mips16 and
4160 *sgtu_<mode>_mips16 into new pattern.
4161 (*sgt_<mode>_mips16, *sgtu_<mode>_mips16): Remove patterns.
4162 (sge<u>): Merge sge and sgeu into new expander.
4163 (sge, sgeu): Remove expanders.
4164 (*sge<u>_<mode>): Merge *sge_<mode> and second *sge_<mode> into
4166 (*sge_<mode>, second *sge_<mode>): Remove patterns.
4167 (slt<u>): Merge slt and sltu into new expander.
4168 (slt, sltu): Remove expanders.
4169 (*slt<u>_<mode>): Merge *slt_<mode> and *sltu_<mode> into new pattern.
4170 (*slt_<mode>, *sltu_<mode>): Remove patterns.
4171 (*slt<u>_<mode>_mips16): Merge *slt_<mode>_mips16 and
4172 *sltu_<mode>_mips16 into new pattern.
4173 (*slt_<mode>_mips16, *sltu_<mode>_mips16): Remove patterns.
4174 (sle<u>): Merge sle and sleu into new expander.
4175 (sle, sleu): Remove expanders.
4176 (*sle<u>_<mode>): Merge *sle_<mode> and *sleu_<mode> into new pattern.
4177 (*sle_<mode>, *sleu_<mode>): Remove patterns.
4178 (*sle<u>_<mode>_mips16): Merge *sle_<mode>_mips16 and
4179 *sleu_<mode>_mips16 into new pattern.
4180 (*sle_<mode>_mips16, *sleu_<mode>_mips16): Remove patterns.
4182 2008-04-03 Jan Hubicka <jh@suse.cz>
4184 PR tree-optimization/35795
4185 * alpha/alpha.c (alpha_output_mi_thunk_osf): Free after compilation.
4186 * sparc/sparc.c (sparc_output_mi_thunk): Likewise.
4187 * ia64/ia64.c (ia64_output_mi_thunk): Likewise.
4188 * m68k/m68k.c (m68k_output_mi_thunk): Likewise.
4189 * score/score3.c (score3_output_mi_thunk): Likewise.
4190 * score/score7.c (score7_output_mi_thunk): Likewise.
4191 * mips/mips.c (mips_output_mi_thunk): Likewise.
4193 2008-04-03 Richard Guenther <rguenther@suse.de>
4195 * tree-vrp.c (extract_range_from_unary_expr): Handle all
4196 conversions. Simplify code.
4198 2008-04-03 Kaz Kojima <kkojima@gcc.gnu.org>
4200 * config/sh/sh.c (sh_output_mi_thunk): Free cfun.
4202 2008-04-03 Tom Tromey <tromey@redhat.com>
4203 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4205 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
4206 * config/bfin/t-bfin-linux (generated_files): Add
4207 linux-sysroot-suffix.h.
4208 * doc/install.texi (Prerequisites): Require make 3.80.
4209 * doc/sourcebuild.texi (Front End Directory): Document new
4211 * Makefile.in (generated_files): New variable.
4212 (ALL_HOST_OBJS): New variable.
4213 ($(ALL_HOST_OBJS)): New target.
4215 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
4217 * tree-inline.c (copy_generic_body, copy_decl_no_change): Export.
4218 (remap_block): Call id->transform_lang_insert_block instead
4220 (optimize_inline_calls, unsave_expr_now, tree_function_versioning):
4221 Set id.transform_lang_insert_block to NULL.
4222 (clone_body): Move to cp/optimize.c
4223 * tree-inline.h (struct copy_body_data): Change
4224 transform_lang_insert_block to function pointer.
4225 (copy_generic_body, copy_decl_no_change): Export.
4226 * langhooks.h (struct lang_hooks_for_decls): Kill insert_block.
4227 * langhooks-def.h (LANG_HOOKS_INSERT_BLOCK): Kill.
4228 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_INSERT_BLOCK.
4230 * c-tree.h (insert_block): Kill.
4231 * c-decl.c (insert_block): Kill.
4233 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
4235 * c-objc-common.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
4236 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
4237 * c-tree.h (c_push_function_context, c_pop_function_context): Remove
4239 * c-decl.c (c_push_function_context, c_pop_function_context): Remove
4240 argument, call {push,pop}_function_context from here.
4241 * c-parser.c: Use c_{push,pop}_function_context.
4243 * function.c (push_function_context_to): Move meat ...
4244 (push_function_context): ... here. Simplify.
4245 * function.c (pop_function_context_from): Move meat ...
4246 (pop_function_context): ... here. Simplify.
4247 * langhooks.h (struct lang_hooks_for_functions): Remove enter_nested,
4249 * langhooks-def.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
4250 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
4251 (LANG_HOOKS_FUNCTION_INITIALIZER): Delete them from here.
4252 * tree.h (push_function_context_to, pop_function_context_from): Remove.
4254 2008-04-03 Ben Elliston <bje@au.ibm.com>
4256 * expmed.c (extract_force_align_mem_bit_field): Remove.
4258 2008-04-03 Richard Guenther <rguenther@suse.de>
4261 * expr.h (try_casesi): Adjust prototype.
4262 * expr.c (try_casesi): Take fallback label as extra parameter.
4263 Use that for gen_casesi if default_label is NULL.
4264 * stmt.c (expand_case): Pass fallback label to try_casesi,
4265 make sure to fill gaps with a fallback label if default_label
4268 2008-04-03 Dominique d'Humieres <dominiq@lps.ens.fr>
4271 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Free cfun.
4273 2008-04-03 Ben Elliston <bje@au.ibm.com>
4275 * expmed.c (extract_split_bit_field): Remove if (0) code.
4276 * tree-ssa-structalias.c (do_sd_constraint): Likewise.
4277 (do_ds_constraint): Likewise.
4279 2008-04-02 Joseph Myers <joseph@codesourcery.com>
4281 * doc/cppopts.texi (-dU): Document.
4282 * c-common.h (flag_dump_macros): Update comment.
4283 * c-opts.c (handle_OPT_d): Handle -dU.
4284 * c-ppoutput.c (macro_queue, define_queue, undef_queue,
4285 dump_queued_macros, cb_used_define, cb_used_undef): New.
4286 (init_pp_output): Handle -dU.
4287 (cb_line_change): Call dump_queued_macros.
4288 * toplev.c (decode_d_option): Accept -dU as preprocessor option.
4290 2008-04-02 Anatoly Sokolov <aesok@post.ru>
4292 * config/avr/predicates.md (io_address_operand): New predicate.
4293 * config/avr/avr-protos.h (avr_io_address_p): Remove declaration.
4294 * config/avr/avr.c (avr_io_address_p): Remove function.
4295 (out_movqi_r_mr): Use 'io_address_operand' predicate instead of
4296 'avr_io_address_p' function.
4297 (out_movhi_r_mr): (Ditto.).
4298 (out_movqi_mr_r): (Ditto.).
4299 (out_movhi_mr_r): (Ditto.).
4300 (avr_address_cost): (Ditto.).
4302 2008-04-02 Uros Bizjak <ubizjak@gmail.com>
4304 * config/i386/i386.md (*float<SSEMODEI24:mode><X87MODEF:mode>2_1):
4305 Emit gen_floatdi<X87MODEF:mode>2_i387_with_xmm for DImode values
4306 in 32bit mode when XMM registers are available to avoid store
4308 (floatdi<X87MODEF:mode>2_i387_with_xmm): New insn pattern and
4309 corresponding post-reload splitters.
4311 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
4313 * config/i386/i386.c (bdesc_sse_3arg): Add __builtin_ia32_shufps
4314 and __builtin_ia32_shufpd. Provide __builtin_ia32_roundsd and
4315 __builtin_ia32_roundss.
4316 (ix86_init_mmx_sse_builtins): Remove __builtin_ia32_shufps,
4317 __builtin_ia32_shufpd, __builtin_ia32_roundsd and
4318 __builtin_ia32_roundss.
4319 (ix86_expand_builtin): Don't handle IX86_BUILTIN_SHUFPS and
4320 IX86_BUILTIN_SHUFPD here.
4322 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
4324 * config/i386/i386.md (plogic): New.
4325 (plogicprefix): Likewise.
4327 * config/i386/mmx.md (mmx_<code><mode>3): New.
4328 (mmx_and<mode>3): Removed.
4329 (mmx_ior<mode>3): Likewise.
4330 (mmx_xor<mode>3): Likewise.
4332 * config/i386/sse.md (<code><mode>3): New.
4333 (*<code><mode>3): Likewise.
4334 (*<code><mode>3): Likewise.
4335 (<code><mode>3): Likewise.
4336 (*sse_<code><mode>3): Likewise.
4337 (*sse2_<code><mode>3): Likewise.
4338 (<code>tf3): Likewise.
4339 (*<code>tf3): Likewise.
4340 (and<mode>3): Likewise.
4341 (*and<mode>3): Likewise.
4342 (ior<mode>3): Removed.
4343 (*ior<mode>3): Likewise.
4344 (xor<mode>3): Likewise.
4345 (*xor<mode>3): Likewise.
4346 (*and<mode>3): Likewise.
4347 (*ior<mode>3): Likewise.
4348 (*xor<mode>3): Likewise.
4349 (and<mode>3): Likewise.
4350 (*sse_and<mode>3): Likewise.
4351 (*sse2_and<mode>3): Likewise.
4353 (*andtf3): Likewise.
4354 (ior<mode>3): Likewise.
4355 (*sse_ior<mode>3): Likewise.
4356 (*sse2_ior<mode>3): Likewise.
4358 (*iortf3): Likewise.
4359 (xor<mode>3): Likewise.
4360 (*sse_xor<mode>3): Likewise.
4361 (*sse2_xor<mode>3): Likewise.
4363 (*xortf3): Likewise.
4365 2008-04-02 Richard Guenther <rguenther@suse.de>
4367 PR tree-optimization/14495
4368 PR tree-optimization/34793
4369 * tree-vrp.c (struct switch_update): New structure.
4370 (to_remove_edges, to_update_switch_stmts): New VECs.
4371 (simplify_switch_using_ranges): New function. Remove not taken
4372 case labels and edges.
4373 (simplify_stmt_using_ranges): Call it.
4374 (identify_jump_threads): Mark edges we have queued for removal
4375 so we don't thread them.
4376 (execute_vrp): Remove edges queued for removal, update SWITCH_STMT
4378 * tree-cfg.c (group_case_labels): Deal with missing default label.
4379 (tree_verify_flow_info): Allow missing default label.
4380 * stmt.c (emit_case_bit_tests): Deal with NULL default_label.
4381 (emit_case_nodes): Likewise.
4382 (expand_case): Do not rely on the default label to be present.
4383 * expr.c (try_casesi): Deal with NULL default_label.
4384 (do_tablejump): Likewise.
4386 2008-04-02 Richard Guenther <rguenther@suse.de>
4388 PR tree-optimization/14495
4389 * tree-vrp.c (vrp_visit_cond_stmt): Do not handle
4390 SWITCH_EXPR here ...
4391 (vrp_visit_switch_stmt): ... but here (new function).
4392 (find_case_label_index): New helper function.
4393 (vrp_visit_stmt): Dispatch to vrp_visit_switch_stmt.
4395 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
4397 * fwprop.c: Fix ISO-C99ism.
4399 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
4402 * Makefile.in (objdir): Set it here.
4403 * configure.ac: Not here. Find dynamic linker characteristics.
4404 * exec-tool.in: Use them.
4405 * aclocal.m4: Regenerate.
4406 * configure: Regenerate.
4408 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
4410 * expr.c (expand_var): Delete it.
4411 * expr.h (expand_var): Delete prototype.
4412 * function.c (expand_function_start): Use expand_decl instead.
4413 * cfgexpand.c (expand_one_static_var, expand_one_var): Don't call
4416 2008-04-02 Andy Hutchinson <hutchinsonamdy@aim.com>
4418 PR rtl-optimization/35542
4419 * fwprop.c (forward_propagate_and_simplify): Replace
4420 loc_reg_mentioned_in_p with reg_mentioned_p.
4422 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
4424 PR rtl-optimization/35281
4425 * fwprop.c (PR_CAN_APPEAR, PR_HANDLE_MEM): New.
4426 (propagate_rtx_1): Handle PR_HANDLE_MEM.
4427 (propagate_rtx): Pass PR_HANDLE_MEM if appropriate.
4428 (varying_mem_p): Move above propagate_rtx.
4429 (all_uses_available_at): Do not check MEMs.
4431 2008-04-02 Rafael Espindola <espindola@google.com>
4433 * tree-vrp.c (extract_code_and_val_from_cond): Remove.
4434 (register_edge_assert_for_2): Split the cond argument.
4435 (register_edge_assert_for_1): Adjust for the change in
4436 register_edge_assert_for_2.
4437 (register_edge_assert_for): Split the cond argument.
4438 (find_switch_asserts): Adjust for the change in
4439 register_edge_assert_for.
4441 2008-04-02 Kai Tietz <kai.tietz@onevision.com>
4443 * config.gcc: Add for x86_64-*-mingw* the t-crtfm to tbuild.
4444 * config/i386/cygming.h (ASM_OUTPUT_DWARF_OFFSET): Add 8 byte
4445 offsets for 64-bit mingw.
4446 * config/i386/i386.c (ix86_pass_by_reference): Correct calling
4447 abi for x86_64-pc-mingw.
4449 2008-04-02 Richard Guenther <rguenther@suse.de>
4451 * tree-vrp.c (extract_range_from_assert): Make sure to not
4452 produce range min/max with TREE_OVERFOW set.
4453 If merging a anti-range and a range keep the anti-range if
4454 the range covers all values of the type.
4455 (register_edge_assert_for_2): Only allow sign-changing
4456 conversions in detecting canonical range checks. Also
4457 register an assert for the unsigned name if useful.
4459 PR tree-optimization/35787
4460 * tree-vrp.c (vrp_val_max): New function.
4461 (vrp_val_min): Likewise.
4462 (vrp_val_is_max): Move earlier, use vrp_val_{min,max}.
4463 (vrp_val_is_min): Likewise.
4464 (supports_overflow_infinity): Use vrp_val_{min,max}.
4465 (negative_overflow_infinity): Likewise.
4466 (positive_overflow_infinity): Likewise.
4467 (is_negative_overflow_infinity): Use vrp_val_is_{min,max}.
4468 (is_positive_overflow_infinity): Likewise.
4469 (is_overflow_infinity): Likewise.
4470 (avoid_overflow_infinity): Use vrp_val_{min,max} and
4471 vrp_val_is_{min,max}.
4472 (set_and_canonicalize_value_range): Canonicalize anti-ranges
4473 to ranges if possible. Avoid empty ranges.
4475 2008-04-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4478 * fold-const.c (get_pointer_modulus_and_residue): Return modulus 1 if
4479 the expression is a function address.
4481 2008-04-01 George Helffrich <george@gcc.gnu.org>
4483 PR fortran/35154, fortran/23057
4484 * dbxout.c: Emit .stabs debug info for Fortran COMMON block
4485 variables as base symbol name + offset using N_BCOMM/N_ECOMM.
4486 (is_fortran, dbxout_common_name, dbxout_common_check): New functions.
4487 (dbxout_symbol_location): Transform N_LCSYM to N_GSYM for storage
4489 (dbxout_syms): Check for COMMON-based symbol and wrap in
4490 N_BCOMM/N_ECOMM stab bracket, including as many symbols as possible
4491 in bracket for efficiency.
4493 * dwarf2out.c: Emit DWARF debug info for Fortran COMMON block
4494 using DW_TAG_common_block + member offset.
4495 (add_pubname_string): New function.
4496 (dw_expand_expr): New function to find block name and offset for
4498 (common_check): New function to check whether symbol in Fortran COMMON.
4499 (gen_variable_die): If COMMON, use DW_TAG_common_block.
4501 2008-04-01 Volker Reichelt <v.reichelt@netcologne.de>
4504 * c-format.c (init_dynamic_gfc_info): Ignore invalid locus type.
4506 2008-04-02 Ben Elliston <bje@au.ibm.com>
4508 * config/v850/v850.md (casesi): Remove if (0) code.
4509 * config/i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
4510 * config/alpha/alpha.c (alpha_initialize_trampoline): Likewise.
4512 2008-04-01 Uros Bizjak <ubizjak@gmail.com>
4514 * config/i386/i386.md (rex64suffix): New mode attribute.
4515 (floathi<mode>2): Disable expander for SSE math.
4516 (*floathi<mode>2_1): New insn insn_and_split pattern.
4517 (*floathi<mode>2_i387_with_temp): New macroized instruction pattern and
4518 corresponding post-reload splitters.
4519 (*floathi<mode>2_i387): New macroized insn pattern.
4520 (float<SSEMODEI24:mode><X87MODEF:mode>2): New macroized expander.
4521 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1): New macroized
4522 insn_and_split pattern.
4523 (*floatsi<mode>2_vector_mixed_with_temp, *floatsi<mode>2_vector_mixed):
4524 New macroized instruction patterns and corresponding post-reload
4526 (*floatsi<mode>2_mixed_with_temp): New macroized instruction pattern
4527 and corresponding post-reload splitters.
4528 (*floatsi<mode>2_mixed_interunit, *floatsi<mode>2_mixed_nointerunit):
4529 New macroized instruction patterns.
4530 (*floatsi<mode>2_vector_sse_with_temp, *floatsi<mode>2_vector_sse): New
4531 macroized instruction patterns and corresponding post-reload splitters.
4532 (*floatsi<mode>2_sse_with_temp): New macroized instruction pattern and
4533 corresponding post-reload splitters.
4534 (*floatsi<mode>2_sse_interunit, *floatsi<mode>2_mixed_nointerunit):
4535 New macroized instruction patterns.
4536 (*floatsi<mode>2_i387_with_temp): New macroized instruction pattern and
4537 corresponding post-reload splitters.
4538 (*floatsi<mode>2_i387): New macroized instruction patterns.
4540 2008-04-01 H.J. Lu <hongjiu.lu@intel.com>
4542 * config/i386/i386.md (smaxmin): New.
4543 (umaxmin): Likewise.
4544 (maxminiprefix): Likewise.
4545 (maxminfprefix): Likewise.
4546 (<code><mode>3): Likewise.
4547 (smin<mode>3): Removed.
4548 (smax<mode>3): Likewise.
4550 * config/i386/mmx.md (mmx_<code>v2sf3): New.
4551 (mmx_<code>v4hi3): Likewise.
4552 (mmx_<code>v8qi3): Likewise.
4553 (mmx_smaxv2sf3): Removed.
4554 (mmx_sminv2sf3): Likewise.
4555 (mmx_umaxv8qi3): Likewise.
4556 (mmx_smaxv4hi3): Likewise.
4557 (mmx_uminv8qi3): Likewise.
4558 (mmx_sminv4hi3): Likewise.
4560 * config/i386/sse.md (<addsub><mode>3): New.
4561 (*<addsub><mode>3): Likewise.
4562 (<sse>_vm<addsub><mode>3): Likewise.
4563 (<maxmin><mode>3): Likewise.
4564 (*<maxmin><mode>3_finite): Likewise.
4565 (*<maxmin><mode>3): Likewise.
4566 (<sse>_vm<maxmin><mode>3): Likewise.
4567 (sse3_h<addsub>v4sf3): Likewise.
4568 (sse3_h<addsub>v2df3): Likewise.
4569 (<maxmin>v16qi3): Likewise.
4570 (*<maxmin>v16qi3): Likewise.
4571 (<maxmin>v8hi3): Likewise.
4572 (*<maxmin>v8hi3): Likewise.
4573 (*sse4_1_<maxmin><mode>3): Likewise.
4574 (*sse4_1_<maxmin><mode>3): Likewise.
4575 (add<mode>3): Removed.
4576 (*add<mode>3): Likewise.
4577 (<sse>_vmadd<mode>3): Likewise.
4578 (sub<mode>3): Likewise.
4579 (*sub<mode>3): Likewise.
4580 (<sse>_vmsub<mode>3): Likewise.
4581 (smin<mode>3): Likewise.
4582 (*smin<mode>3_finite): Likewise.
4583 (*smin<mode>3): Likewise.
4584 (<sse>_vmsmin<mode>3): Likewise.
4585 (smax<mode>3): Likewise.
4586 (*smax<mode>3_finite): Likewise.
4587 (*smax<mode>3): Likewise.
4588 (<sse>_vmsmax<mode>3): Likewise.
4589 (sse3_haddv4sf3): Likewise.
4590 (sse3_haddv2df3): Likewise.
4591 (sse3_hsubv4sf3): Likewise.
4592 (sse3_hsubv2df3): Likewise.
4593 (umaxv16qi3): Likewise.
4594 (*umaxv16qi3): Likewise.
4595 (smaxv8hi3): Likewise.
4596 (*smaxv8hi3): Likewise.
4597 (*sse4_1_smax<mode>3): Likewise.
4598 (*sse4_1_umax<mode>3): Likewise.
4599 (uminv16qi3): Likewise.
4600 (*uminv16qi3): Likewise.
4601 (sminv8hi3): Likewise.
4602 (*sminv8hi3): Likewise.
4603 (*sse4_1_smin<mode>3): Likewise.
4604 (*sse4_1_umin<mode>3): Likewise.
4606 2008-04-01 Rafael Espindola <espindola@google.com>
4608 * tree-cfg.c (verify_expr): remove in_phi.
4609 (verify_stmt): Don't call walk_tree with verify_expr. Use
4610 is_gimple_min_invariant instead of is_gimple_val.
4612 2008-04-01 Joseph Myers <joseph@codesourcery.com>
4614 * doc/include/gpl_v3.texi: Update for manpage generation.
4615 * doc/gcc.texi, doc/gccint.texi: Include gpl_v3.texi instead of
4617 * doc/sourcebuild.texi: Document gpl_v3.texi as well as gpl.texi.
4618 * Makefile.in (TEXI_GCC_FILES, TEXI_GCCINT_FILES): Include
4619 gpl_v3.texi instead of gpl.texi.
4622 2008-04-01 Jakub Jelinek <jakub@redhat.com>
4625 * c-pch.c (c_common_read_pch): On error close (fd) resp. fclose (f).
4627 2008-04-01 Rafael Espindola <espindola@google.com>
4629 * tree-vrp.c (extract_code_and_val_from_cond_with_ops): New.
4630 (extract_code_and_val_from_cond): Use
4631 extract_code_and_val_from_cond_with_ops.
4633 2008-04-01 Jan Hubicka <jh@suse.cz>
4635 * function.c (free_after_compilation): Free epilogue_delay_list.
4636 (prepare_function_start): Assert that previous compilation was freed.
4638 2008-04-01 Jan Hubicka <jh@suse.cz>
4639 Jim Wilson <wilson@tuliptree.org>
4640 Andreas Tobler <andreast@gcc.gnu.org>
4643 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Use
4644 rtl.emit instead cfun->emit.
4645 * sparc/sparc.h (INIT_EXPANDERS): Likewise.
4646 * ia64/ia64.h (INIT_EXPANDERS): Likewise.
4648 2008-04-01 Ben Elliston <bje@au.ibm.com>
4650 * doc/c-tree.texi (Function Basics): Fix grammatical error.
4652 2008-03-31 Seongbae Park <seongbae.park@gmail.com>
4654 * common.opt (fprofile-dir=, fprofile-use=, fprofile-generate=):
4656 (fprofile-use): Add var flag_profile_use
4657 * coverage.c (coverage_begin_output): Do not open a gcno file for
4658 output only if -ftest-coverage is set.
4659 Do not add getpwd() to gcda file path.
4660 (build_gcov_info): Check the new flag
4661 flag_profile_datafile_relative_path.
4662 (coverage_init): Use profile_data_prefix.
4663 Read profile counter only if flag_profile_use is set.
4664 * opts.c (common_handle_option): New option fprofile-use=,
4665 fprofile-dir=, fprofile-generate=.
4666 * toplev.c (profile_data_prefix): New variable definition.
4667 * toplev.h (profile_data_prefix): New declaration.
4668 * doc/invoke.tex (Option Summary, Optimization Options):
4671 2008-03-31 James E. Wilson <wilson@tuliptree.org>
4673 * varasm.c (output_constant_pool_1): In LABEL_REF check,
4674 use tmp consistently.
4677 * config/ia64/div.md (recip_approx_rf): Use UNSPEC not DIV.
4678 * config/ia64/ia64.c (rtx_needs_barrier): Handle
4679 UNSPEC_FR_RECIP_APPROX_RES.
4680 * config/ia64/ia64.md (UNSPEC_FR_RECIP_APPROX_RES): Define.
4682 2008-03-31 Volker Reichelt <v.reichelt@netcologne.de>
4685 * c-decl.c (store_parm_decls_oldstyle): Skip invalid parameters.
4687 2008-03-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
4690 * fold-const.c (fold_indirect_ref_1): Support accessing non first
4691 element of the vector via a pointer.
4693 2008-03-31 Ian Lance Taylor <iant@google.com>
4695 * tlink.c (scan_linker_output): Look for symbol name in single quotes.
4697 2008-03-31 Jan Hubicka <jh@suse.cz>
4699 * builtins.c (expand_builtin_setjmp_receiver): Update call of
4700 get_arg_pointer_save_area.
4701 * expr.c (init_expr): Just clear out rtl.expr.
4702 * function.c (free_after_compilation): Clear out whole RTL structure.
4703 (get_func_frame_size): Merge into ...
4704 (get_frame_size): ... this one.
4705 (assign_stack_local_1): Merge into ...
4706 (assign_stack_local): ... this one.
4707 (expand_function_end): Update call of get_arg_pointer_save_area.
4708 (get_art_pointer_save_area): Remove cfun argument.
4709 * function.h (emit_status): regno_pointer_align does not need length
4710 attribute. Move x_regno_reg_rtx to ...
4711 (regno_reg_rtx): ... new global array.
4712 (reg_rtx_no, seq_stack, REGNO_POINTER_ALIGN): Update accestors.
4713 (pending_stack_adjust, inhibit_defer_pop, saveregs_value,
4714 apply_args_value, forced_labels, stack_pointer_delta):
4716 (struct varasm_status): Move here from varasm.c
4717 (struct rtl_data): New. Move here some fields from struct function.
4718 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
4719 frame_offset, stack_check_probe_note, arg_pointer_save_area,
4720 used_temp_slots avail_temp_slots, temp_slot_level,
4721 nonlocal_goto_handler_labels): Update accesstors.
4722 (rtl): New global variable.
4723 (struct function): Move some fileds to rtl_data.
4724 (get_arg_pointer_save_area): Update prototype.
4725 * emit-rtl.c (rtl): Declare.
4726 (regno_reg_rtx): Declare.
4727 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
4729 (gen_reg_rtx): Update.
4730 (init_virtual_regs): Do not tate emit_status argument.
4731 (init_emit): Do not allocate emit.
4732 * varasm.c (varasm_statuc): Move to function.h.
4733 (n_deferred_constatns): Update accestor.
4734 (init_varasm_status): Do not allocate varasm_status.
4735 (force_const_mem, get_pool_size, output_constant_pool): Update.
4736 * stmt.c (force_label_rtx): Do not use x_ prefixes.
4737 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
4739 2008-03-31 Zdenek Dvorak <ook@ucw.cz>
4741 PR rtl-optimization/35729
4742 * loop-invariant.c (check_maybe_invariant): Disallow volatile memory
4745 2008-03-31 H.J. Lu <hongjiu.lu@intel.com>
4748 * config/i386/i386.md (*movti_internal): Emit unaligned SSE
4749 load/store if memory is unaligned.
4750 (*movti_rex64): Likewise.
4752 * config/i386/predicates.md (misaligned_operand): New.
4754 2008-03-31 Andrew Pinski <pinskia@gmail.com>
4757 * tree-ssa-phiopt.c (conditional_replacement): Return early for
4760 2008-03-31 Jan Beulich <jbeulich@novell.com>
4762 * config/ia64/constraints.md: Add 'j' constraint.
4763 * config/ia64/ia64.md (movsi_internal): Add addp4 case.
4764 (movdi_internal): Likewise.
4766 2008-03-30 Volker Reichelt <v.reichelt@netcologne.de>
4769 * c-typeck.c (build_c_cast): Skip invalid fields in unions.
4771 2008-03-30 H.J. Lu <hongjiu.lu@intel.com>
4774 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Issue
4775 proper error message for the third argument on blendpd and
4778 * config/i386/sse.md (blendbits): New.
4779 (sse4_1_blendp<ssemodesuffixf2c>): Use it.
4781 2008-03-30 Eric Botcazou <ebotcazou@adacore.com>
4783 * fold-const.c (fold_binary) <BIT_IOR_EXPR>: Add missing conversions.
4785 2008-03-30 Richard Guenther <rguenther@suse.de>
4788 * fold-const.c (fold_sign_changed_comparison): Do leave
4789 conversions to base-types alone.
4791 2008-03-29 Andrew Pinski <andrew_pinski@playstation.sony.com>
4793 * config/rs6000/rs6000.c (rs6000_stack_info): Don't force saving of
4794 the link register if one altivec register is be saved.
4796 2008-03-30 Ben Elliston <bje@au.ibm.com>
4798 * final.c (final_scan_insn): Remove if (0) code.
4800 2008-03-28 Volker Reichelt <v.reichelt@netcologne.de>
4802 * c-parser.c (c_parser_next_token_is_keyword): Simplify.
4804 2008-03-28 H.J. Lu <hongjiu.lu@intel.com>
4806 * config/i386/sse.md (*and<mode>3): Pass <MODE>mode instead
4807 of V4SFmode to ix86_binary_operator_ok.
4809 2008-03-28 Uros Bizjak <ubizjak@gmail.com>
4811 * config/i386/i386.c (override_options): Initialize
4812 ix86_veclib_handler to ix86_veclibabi_svml when
4813 -mveclibabi=svml is used.
4814 (ix86_veclibabi_svml): New function for SVML ABI style
4815 vectorization support.
4816 * doc/invoke.texi (-mveclibabi) [svml]: Document new target option.
4818 2008-03-28 Rafael Espindola <espindola@google.com>
4820 * fold-const.c (tree_unary_nonnegative_warnv_p): Make it public.
4821 (tree_binary_nonnegative_warnv_p): Make it public.
4822 (tree_single_nonnegative_warnv_p): Make it public.
4823 (tree_invalid_nonnegative_warnv_p): Make it public.
4824 (tree_unary_nonzero_warnv_p): Make it public.
4825 (tree_binary_nonzero_warnv_p): Make it public
4826 (tree_single_nonzero_warnv_p): Make it public.
4827 * tree-vrp.c (vrp_evaluate_conditional_warnv_with_ops): New function.
4828 (extract_range_from_binary_expr): Split the expr argument.
4829 (extract_range_from_unary_expr): Split the expr argument.
4830 (extract_range_from_comparison): Split the expr argument.
4831 (extract_range_from_expr): Use the new aux functions.
4832 (vrp_evaluate_conditional_warnv): Use
4833 vrp_evaluate_conditional_warnv_with_ops.
4834 * tree.h (tree_unary_nonzero_warnv_p): Declare.
4835 (tree_binary_nonzero_warnv_p): Declare.
4836 (tree_single_nonzero_warnv_p): Declare.
4837 (tree_expr_nonzero_warnv_p): Declare.
4838 (tree_unary_nonnegative_warnv_p): Declare.
4839 (tree_binary_nonnegative_warnv_p): Declare.
4840 (tree_single_nonnegative_warnv_p): Declare.
4841 (tree_invalid_nonnegative_warnv_p): Declare.
4843 2008-03-28 Richard Guenther <rguenther@suse.de>
4845 PR tree-optimization/30317
4846 PR tree-optimization/30911
4847 PR tree-optimization/34793
4848 * tree-vrp.c (set_and_canonicalize_value_range): New function.
4849 (struct assert_locus_d): New member EXPR.
4850 (register_new_assert_for): Add EXPR parameter to support
4851 ASSERT_EXPR <name, expr OP limit>.
4852 (register_edge_assert_for_1): Adjust callers.
4853 (find_assert_locations): Likewise.
4854 (process_assert_insertions_for): Build condition from expression.
4855 (extract_range_from_assert): Handle ASSERT_EXPRs
4856 of the form ASSERT_EXPR <name, expr OP limit>.
4857 (register_edge_assert_for_2): New helper registering
4858 asserts for comparisons. Recognize range tests of the form
4859 (unsigned)i - CST1 OP CST2.
4860 (register_edge_assert_for_1): Use it.
4861 (register_edge_assert_for): Likewise.
4862 (needs_overflow_infinity): Integer sub-types
4863 do not need overflow infinities.
4864 (vrp_val_is_max): The extreme values of integer sub-types
4865 are those of the base type.
4866 (vrp_val_is_min): Likewise.
4867 * tree.def (ASSERT_EXPR): Document extra allowed conditional
4870 2008-03-28 Nick Clifton <nickc@redhat.com>
4873 * config/mn10300/mn10300.c (mn10300_secondary_reload_class):
4874 Return GENERAL_REGS for stack adjustment reloads.
4876 2008-03-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
4879 * config/rs6000/rs6000.c (rs6000_expand_vector_init): Create a
4880 const_vector when all the vectors are constant.
4882 2008-03-27 Bob Wilson <bob.wilson@acm.org>
4884 * config/xtensa/xtensa.c (gen_float_relational): Handle unordered
4886 * config/xtensa/xtensa.md (any_cond): Add unordered comparisons.
4887 (any_scc_sf): Add uneq, unlt, unle and unordered operators.
4889 (s<code>_sf): Use new scc_sf attribute for opcode names.
4891 2008-03-27 Tom Tromey <tromey@redhat.com>
4893 * doc/sourcebuild.texi, doc/install.texi, configure, aclocal.m4,
4894 configure.ac, Makefile.in, config/t-darwin, config/m32c/t-m32c,
4895 config/spu/t-spu-elf, config/i386/t-interix,
4896 config/i386/t-cygming, config/i386/x-i386, config/i386/t-cygwin,
4897 config/i386/x-darwin, config/i386/x-mingw32,
4898 config/i386/t-netware, config/i386/x-cygwin, config/i386/t-nwld,
4899 config/sh/t-sh, config/sh/t-symbian, config/x-linux,
4900 config/t-sol2, config/x-hpux, config/x-darwin, config/ia64/t-ia64,
4901 config/x-solaris, config/t-vxworks, config/m68k/t-uclinux,
4902 config/rs6000/x-rs6000, config/rs6000/x-darwin64,
4903 config/rs6000/x-darwin, config/rs6000/t-rs6000,
4904 config/score/t-score-elf, config/arm/t-strongarm-pe,
4905 config/arm/t-pe, config/arm/t-arm, config/arm/t-wince-pe,
4906 config/v850/t-v850, config/v850/t-v850e, config/bfin/t-bfin-linux:
4907 Revert automatic dependency patch.
4909 2008-03-27 H.J. Lu <hongjiu.lu@intel.com>
4912 * config/i386/i386.c (ix86_function_arg_boundary): Align
4913 decimal floating point to its natural boundary.
4915 2008-03-27 Richard Guenther <rguenther@suse.de>
4918 * fold-const.c (fold_comparison): Restrict distinct decl
4919 comparison folding to VAR_DECLs and PARM_DECLs. Do not
4920 solely rely on operand_equal_p.
4922 2008-03-27 Richard Guenther <rguenther@suse.de>
4925 * c-common.c (handle_weak_attribute): Reject combination of
4928 2008-03-27 Richard Guenther <rguenther@suse.de>
4930 PR tree-optimization/32810
4931 * tree-ssa-ccp.c (get_symbol_constant_value): Strip useless
4932 conversions from DECL_INITIAL.
4933 (fold_const_aggregate_ref): Likewise from constructor elements.
4935 2008-03-27 Zdenek Dvorak <ook@ucw.cz>
4937 * tree-affine.h (aff_combination_expand): Declare.
4938 (get_inner_reference_aff): Likewise.
4939 * tree-affine.c (aff_combination_expand): Split out from
4940 tree_to_aff_combination_expand.
4941 (get_inner_reference_aff): New function.
4942 * tree-parloops.c (loop_parallel_p): Free vectorizer info.
4943 * tree-ssa-loop-im.c: Include tree-affine.h and pointer-set.h.
4944 (struct lim_aux_data): sm_done field removed.
4945 (mem_ref_loc_p, mem_ref_locs_p): New types.
4946 (struct mem_ref): Added id, stored, accesses_in_loop,
4947 indep_loop, dep_loop, indep_ref, dep_ref fields.
4948 Removed is_stored, locs and next fields.
4949 (memory_accesses): New variable.
4950 (movement_possibility): Do not allow moving statements
4951 that store to memory.
4952 (outermost_indep_loop, simple_mem_ref_in_stmt, mem_ref_in_stmt):
4954 (determine_max_movement): For statements with memory references,
4955 find the outermost loop in that the reference is independent.
4956 (move_computations_stmt): Mark the virtual operands for renaming.
4957 (memref_free, mem_ref_alloc, mem_ref_locs_alloc, mark_ref_stored,
4958 gather_mem_refs_stmt, gather_mem_refs_in_loops, vtoe_hash, vtoe_eq,
4959 vtoe_free, record_vop_access, get_vop_accesses, get_vop_stores,
4960 add_vop_ref_mapping, create_vop_ref_mapping_loop,
4961 create_vop_ref_mapping, analyze_memory_references,
4962 cannot_overlap_p, mem_refs_may_alias_p, rewrite_mem_ref_loc,
4963 get_all_locs_in_loop, ref_always_accessed_p,
4964 refs_independent_p, record_indep_loop, ref_indep_loop_p_1,
4965 ref_indep_loop_p, can_sm_ref_p, find_refs_for_sm,
4966 store_motion_loop, store_motion): New functions.
4967 (struct vop_to_refs_elt): New type.
4968 (record_mem_ref_loc, free_mem_ref_locs, rewrite_mem_refs,
4969 memref_hash, memref_eq, hoist_memory_references): Rewritten.
4970 (schedule_sm): Replaced by...
4971 (execute_sm): ... this.
4972 (determine_lsm_ref, hoist_memory_references,
4973 loop_suitable_for_sm, gather_mem_refs_stmt, gather_mem_refs,
4974 find_more_ref_vops, free_mem_ref, free_mem_refs,
4975 determine_lsm_loop, determine_lsm): Removed.
4976 (tree_ssa_lim_finalize): Free data structures used by store motion.
4977 (tree_ssa_lim): Call analyze_memory_references. Use
4978 store_motion instead of determine_lsm.
4980 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
4982 * config.cc (m68hc11, m6811, m68hc12, m6812): Add usegas.h,
4983 rename tmake_file to m68hc11/t-m68hc11.
4984 (mcore): Set inhibit_libc to true.
4985 * config.host (alpha*-dec-*vms*): Set extra_programs.
4986 (interix3*): Don't use host_xmake_file.
4987 * configure.ac: Let config.gcc override inhibit_libc.
4988 * configure: Regenerate.
4990 * config/alpha/x-vms (EXTRA_PROGRAMS): Remove.
4991 * config/t-openbsd-thread: Remove commented out lines.
4993 * config/x-interix: Remove.
4995 * config/m68hc11/t-m68hc11-gas: Rename to...
4996 * config/m68hc11/t-m68hc11: ... this. Remove T_CPPFLAGS.
4998 * config/mcore/t-mcore: Remove T_CFLAGS.
4999 * config/mcore/t-mcore-pe: Likewise.
5001 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
5003 * configure.ac: Replace custom __GNU_SOURCE test with
5004 AC_USE_SYSTEM_EXTENSIONS. Move it earlier.
5005 * aclocal.m4: Regenerate.
5006 * configure: Regenerate.
5007 * config.in: Regenerate.
5009 2008-03-27 Richard Guenther <rguenther@suse.de>
5011 * fold-const.c (target.h): Include.
5012 (fold_comparison): Fold comparison of addresses of decls
5013 that bind locally or of constants. Consolidate address folding code.
5014 * tree-vrp.c (operand_less_p): Deal with non-INTEGER_CST
5015 results from fold_binary_to_constant.
5016 (compare_values_warnv): Likewise.
5018 2008-03-27 Andrew Pinski <pinskia@gmail.com>
5021 * fold-const.c (fold_truthop): Check for integeral types when folding
5022 a == 0 && b == 0 and a != 0 || b != 0 .
5024 2008-03-26 Eric Botcazou <ebotcazou@adacore.com>
5026 * tree.c (get_unwidened): Remove code fiddling with COMPONENT_REF.
5028 2008-03-26 Andreas Schwab <schwab@suse.de>
5030 * doc/invoke.texi: Fix use of @item vs. @itemx.
5032 2008-03-26 Tom Tromey <tromey@redhat.com>
5034 * Makefile.in (build/gensupport.o, build/print-rtl.o,
5035 build/read-rtl.o, build/rtl.o, build/gencondmd.o, build/genattr.o,
5036 build/genattrtab.o, build/genautomata.o, build/gencheck.o,
5037 build/gencodes.o, build/genconditions.o, build/genconfig.o,
5038 build/genconstants.o, build/genemit.o, build/genextract.o,
5039 build/genflags.o, build/genmddeps.o, build/genopinit.o,
5040 build/genoutput.o, build/genpeep.o, build/genrecog.o): Depend on
5043 2008-03-26 Richard Guenther <rguenther@suse.de>
5046 2008-03-26 Richard Guenther <rguenther@suse.de>
5048 * fold-const.c (target.h): Include.
5049 (fold_comparison): Fold comparison of addresses of two decls
5050 that bind locally. Consolidate address folding code.
5052 2008-03-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5054 * builtins.c (expand_builtin_pow, fold_builtin_cabs,
5055 fold_builtin_sqrt, fold_builtin_cbrt, fold_builtin_logarithm,
5056 fold_builtin_hypot, fold_builtin_pow): Remove uses of dconst3,
5057 dconstsqrt2, dconstthird, dconste and/or dconst10.
5058 * config/i386/i386.c (ix86_emit_swsqrtsf): Likewise.
5059 * emit-rtl.c (dconst3, dconst10, dconstm2, dconstthird,
5060 dconstsqrt2, dconste): Delete.
5061 (init_emit_once): Likewise. Simplify initializing dconstm1.
5063 * real.c (get_real_const): New.
5064 * real.h (dconst3, dconst10, dconstm2, dconstthird,
5065 dconstsqrt2, dconste): Delete.
5066 (real_value_const, get_real_const): New.
5068 2008-03-26 H.J. Lu <hongjiu.lu@intel.com>
5070 * config/i386/cygming.h (BIGGEST_ALIGNMENT): Removed.
5072 * config/i386/i386.c (ix86_function_arg_boundary): Check
5073 BIGGEST_ALIGNMENT instead of 128.
5074 (setup_incoming_varargs_64): Likewise.
5076 2008-03-26 Tom Tromey <tromey@redhat.com>
5078 * Makefile.in (DEPFILES): Add missing '/'.
5080 2008-03-26 Richard Guenther <rguenther@suse.de>
5082 * fold-const.c (target.h): Include.
5083 (fold_comparison): Fold comparison of addresses of two decls
5084 that bind locally. Consolidate address folding code.
5086 2008-03-26 Nick Clifton <nickc@redhat.com>
5089 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p): Do
5090 not allow INT+INT as a legitimate addressing mode.
5092 2008-03-26 Richard Guenther <rguenther@suse.de>
5094 * tree-flow.h (widen_bitfield): Remove declaration.
5095 * tree-ssa-ccp.c (visit_assignment): Remove unneeded code.
5096 (widen_bitfield): Remove function.
5097 * tree-ssa-dom.c (record_equivalences_from_stmt): Remove unneeded
5100 2008-03-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
5103 * config/rs6000/rs6000-c.c (rs6000_builtin_type_compatible): Handle
5106 2008-03-25 Richard Sandiford <rsandifo@nildram.co.uk>
5108 PR rtl-optimization/35232
5109 * reload1.c (reg_reloaded_call_part_clobbered): Clarify comment.
5110 (forget_old_reloads_1, forget_marked_reloads): Don't clear
5111 reg_reloaded_call_part_clobbered here.
5112 (reload_regs_reach_end_p): New function.
5113 (reload_reg_rtx_for_input): New variable.
5114 (reload_reg_rtx_for_output): Likewise.
5115 (emit_input_reload_insns): Use reloadreg rather than rl->reg_rtx
5116 when reassigning a pseudo register. Load reloadreg from
5117 reload_reg_rtx_for_input, moving the mode and register
5119 (do_input_reload): ...here. Use the mode-adjusted reg_rtx
5120 instead of the original when deciding whether an input reload
5121 would be a no-op or whether an output reload can be deleted.
5122 (emit_output_reload_insns): Use the mode-adjusted reg_rtx
5123 when setting up new_spill_reg_store. Load it from
5124 reload_reg_rtx_for_output, moving the mode and register
5126 (do_output_reload): ...here. Use the mode-adjusted reg_rtx
5127 instead of the original when deciding whether an output reload
5128 would be a no-op. Do the same when modifying insn notes.
5129 Use rtx_equal_p instead of == to compare the registers.
5130 (inherit_piecemeal_p): Take a mode and two register numbers
5132 (emit_reload_insns): Clear new_spill_reg_store for every hard
5133 register in the reload register. Remove spill registers
5134 from reg_reloaded_valid before considering whether to record
5135 inheritance information for them. Use reload_reg_rtx_for_output
5136 instead of reg_rtx when recording output reloads. Use
5137 reload_reg_rtx_for_input instead of reg_rtx when recording
5138 input reloads. Set or clear reg_reloaded_call_part_clobbered
5139 at the same time as setting reg_reloaded_valid.
5140 (delete_output_reload): Add a new_reload_reg parameter and use it
5141 instead of rld[j].reg_rtx.
5142 (emit_input_reload_insns, do_input_reload, do_output_reload): Adjust
5145 2008-03-25 Tom Tromey <tromey@redhat.com>
5147 * Makefile.in (build/gensupport.o): Depend on insn-modes.h.
5148 (build/genattr.o): Likewise.
5149 (build/genattrtab.o): Likewise.
5150 (build/gencodes.o): Likewise.
5151 (build/genconfig.o): Likewise.
5152 (build/genconstants.o): Likewise.
5153 (build/genemit.o): Likewise.
5154 (build/genextract.o): Likewise.
5155 (build/genflags.o): Likewise.
5157 2008-03-25 Bob Wilson <bob.wilson@acm.org>
5159 * config/xtensa/xtensa.c (xtensa_va_start): Use build_int_cst
5160 instead of size_int for integer types.
5161 (xtensa_gimplify_va_arg_expr): Likewise. Convert index to sizetype
5162 to match type of MINUS_EXPR.
5164 2008-03-25 Tom Tromey <tromey@redhat.com>
5166 * configure: Rebuilt.
5167 * configure.ac (BUILD_DEPMODE): Extract CCDEPMODE from temporary
5170 2008-03-25 Tom Tromey <tromey@redhat.com>
5172 * config/x-solaris (host-solaris.o): Update.
5173 * config/x-linux (host-linux.o): Update.
5174 * config/x-hpux (host-hpux.o): Update.
5175 * config/x-darwin (host-darwin.o): Update.
5176 * config/v850/t-v850e (v850-c.o): Update.
5177 * config/v850/t-v850 (v850-c.o): Update.
5178 * config/t-vxworks (vxworks.o): Update.
5179 * config/t-sol2 (sol2-c.o, sol2.o): Update.
5180 * config/t-darwin (darwin.o, darwin-c.o, darwin-driver.o): Update.
5181 * config/spu/t-spu-elf (spu-c.o): Update.
5183 * config/sh/t-symbian (sh-c.o): Update.
5184 (symbian.o): Update.
5185 * config/sh/t-sh (sh-c.o): Update.
5186 * config/score/t-score-elf (score7.o, score3.o): Update.
5187 * config/rs6000/x-rs6000 (driver-rs6000.o): Update.
5188 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Update.
5189 * config/rs6000/x-darwin (host-ppc-darwin.o): Update.
5190 * config/rs6000/t-rs6000 (rs6000-c.o): Update.
5192 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
5193 * config/m32c/t-m32c (m32c-pragma.o): Update.
5194 * config/ia64/t-ia64 (ia64-c.o): Update.
5195 * config/i386/x-mingw32 (host-mingw32.o): Update.
5196 * config/i386/x-i386 (driver-i386.o): Update.
5197 * config/i386/x-darwin (host-i386-darwin.o): Update.
5198 * config/i386/x-cygwin (host-cygwin.o): Update.
5199 * config/i386/t-nwld (nwld.o): Update.
5200 * config/i386/t-netware (netware.o): Update.
5201 * config/i386/t-interix (winnt.o): Update.
5202 * config/i386/t-cygwin (cygwin1.o, cygwin2.o): Update.
5203 * config/i386/t-cygming (winnt.o, winnt-cxx.o, winnt-stubs.o,
5204 msformat-c.o): Update.
5205 * config/bfin/t-bfin-linux (generated_files): Add
5206 linux-sysroot-suffix.h.
5207 * config/arm/t-wince-pe (pe.o): Update.
5208 * config/arm/t-strongarm-pe (pe.o): Update.
5209 * config/arm/t-pe (pe.o): Update.
5210 * config/arm/t-arm (arm-c.o): Update.
5211 * doc/install.texi (Prerequisites): Require make 3.80.
5212 * Makefile.in: Remove .o targets.
5213 (CCDEPMODE, DEPDIR, depcomp, BUILD_DEPMODE): New variables.
5214 (OBSTACK_H, FIBHEAP_H, PARTITION_H, MD5_H, BCONFIG_H): Remove.
5215 (simple_generated_h, simple_generated_c): Move earlier.
5216 (generated_files): New variable.
5217 (TARGET_H, MACHMODE_H, HOOKS_H, HOSTHOOKS_DEF_H, LANGHOOKS_DEF_H,
5218 TARGET_DEF_H, RTL_BASE_H, RTL_H, PARAMS_H, BUILTINS_DEF, TREE_H,
5219 BASIC_BLOCK_H, GCOV_IO_H, COVERAGE_H, DEMANGLE_H, RECOG_H,
5220 ALIAS_H, EMIT_RTL_H, FLAGS_H, FUNCTION_H, EXPR_H, OPTABS_H,
5221 REGS_H, RA_H, RESOURCE_H, SCHED_INT_H, INTEGRATE_H, CFGLAYOUT_H,
5222 CFGLOOP_H, IPA_UTILS_H, IPA_REFERENCE_H, IPA_TYPE_ESCAPE_H,
5223 CGRAPH_H, DF_H, RESOURCE_H, DDG_H, GCC_H, GGC_H, TIMEVAR_H,
5224 INSN_ATTR_H, C_COMMON_H, C_PRAGMA_H, C_TREE_H, SYSTEM_H,
5225 PREDICT_H, DECNUM_H, MKDEPS_H, SYMTAB_H, TREE_DUMP_H,
5226 TREE_GIMPLE_H, TREE_FLOW_H, TREE_SSA_LIVE_H, PRETTY_PRINT_H,
5227 DIAGNOSTIC_H, C_PRETTY_PRINT_H, SCEV_H, LAMBDA_H, TREE_DATA_REF_H,
5228 VARRAY_H, TREE_INLINE_H, REAL_H, DBGCNT_H, EBIMAP_H): Remove.
5230 (COMPILE.base, COMPILE): New variables.
5231 (%.o): New pattern rule.
5232 (ALL_HOST_OBJS): New variable.
5233 (xgcc$(exeext), cpp$(exeext)): Remove extra version.o.
5234 (dummy-checksum.o, cc1-checksum.o): Remove.
5235 (DRIVER_SHLIB): New variable.
5236 (DRIVER_DEFINES): Use it.
5237 (gencondmd.c): Move out of build/.
5238 (s-conditions): Update.
5239 (BUILDCOMPILE.base, BUILDCOMPILE): New variables.
5240 (ALL_BUILD_OBJS): Likewise.
5241 (build/%.o): Use BUILDCOMPILE.
5242 (build/ggc-none.o, build/ggc-none.o, build/min-insn-modes.o,
5243 build/print-rtl.o, build/read-rtl.o, build/rtl.o, build/vec.o,
5244 build/gencondmd.o, build/genattrtab.o, build/genautomata.o,
5245 build/gencheck.o, build/gencodes.o, build/genconditions.o,
5246 build/genconfig.o, build/genconstants.o, build/genemit.o,
5247 build/genextract.o, build/genflags.o, build/genmddeps.o,
5248 build/genopinit.o, build/genoutput.o, build/genpeep.o,
5249 build/genpreds.o, build/genrecog.o, build/gcov-iov.o,
5250 build/gen-protos.o, build/scan.o, build/fix-header.o,
5251 build/scan-decls.o): Simplify.
5252 (collect2.o, c-opts.o, gcc.o, gccspec.o, gcc-options.o,
5253 cppdefault.o, protoize.o, unprotoize.o, intl.o, version.o,
5254 prefix.o, toplev.o): Reduce to variable setting.
5255 (libbackend.o): Use COMPILE. Remove most dependencies. Move later.
5256 ($(out_object_file), gcc-options.o): New targets.
5257 ($(ALL_HOST_OBJS)): New target. Include dependency files.
5258 * configure: Rebuilt.
5259 * configure.ac: Call ZW_CREATE_DEPDIR, ZW_PROG_COMPILER_DEPENDENCIES.
5260 * doc/sourcebuild.texi (Front End Directory): Document new variable.
5262 2008-03-25 Douglas Gregor <doug.gregor@gmail.com>
5264 * c-common.c (c_sizeof_or_alignof_type): If we're not allowed to
5265 complain when we hit an error, return ERROR_MARK_NODE.
5267 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
5269 * config/sh/constraints.md (Pso, Psz): New constraints.
5270 * config/sh/sh.c (print_operand): Add %V and %W operand codes.
5271 * config/sh/sh.md (*andsi3_bclr, *iorsi3_bset): New insns.
5273 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
5275 * config/sh/sh.c (sh_expand_t_scc): Emit movrt for SH2A if possible.
5276 * config/sh/sh.md (xorsi3_movrt, movrt): New insns.
5278 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
5280 * config/sh/sh.md (prefetch): Add condition for SH2A target.
5281 (prefetch_sh2a): New.
5283 2008-03-25 Jayant Sonar <Jayant.sonar@kpitcummins.com>
5284 Naveen.H.S <naveen.hs@kpitcummins.com>
5286 * config/sh/constraints.md (I28): New constraint.
5287 * config/sh/sh.c (broken_move): Add support for movi20s.
5288 * config/sh/sh.md (movsi_ie): Add the alternative for movi20s.
5290 2008-03-25 Anil Paranjape <anil.paranjape@kpitcummins.com>
5291 Jayant Sonar <Jayant.sonar@kpitcummins.com>
5292 Naveen.H.S <naveen.hs@kpitcummins.com>
5294 * config/sh/sh.c (SH_ATTRIBUTES): Define.
5295 (SYMBOL_FLAG_FUNCVEC_FUNCTION): Define.
5296 (print_operand): Handle resbank in %@ operand code.
5297 (sh_encode_section_info): New.
5298 (push_regs): Add conditions for resbank.
5299 (sh_expand_epilogue): Likewise.
5300 (sh_insert_attributes): Likewise.
5301 (sh_attribute_table): Likewise.
5302 (sh_handle_resbank_handler_attribute): New.
5303 (sh2a_handle_function_vector_handler_attribute): New.
5304 (sh2a_is_function_vector_call): New.
5305 (sh2a_get_function_vector_number): New.
5306 (sh2a_function_vector_p): New.
5307 (sh_cfun_resbank_handler_p): New.
5308 * config/sh/sh.md (calli): Emit jsr/n if possible.
5309 (calli_tbr_rel): New.
5310 (calli_pcrel): Emit jsr/n if possible.
5311 (return_i): Emit rts/n if possible.
5312 (call_valuei_tbr_rel): New.
5313 (call_valuei_pcrel): Add condition for SH2A target.
5314 (call_value): Likewise.
5315 * config/sh/sh-protos.h (sh_cfun_resbank_handler_p): Declare.
5316 (sh2a_get_function_vector_number): Likewise.
5317 (sh2a_is_function_vector_call): Likewise.
5318 * doc/extend.texi: Document TBR relative addressing of SH2A.
5319 (resbank): Add description for SH2A.
5321 2008-03-24 Richard Guenther <rguenther@suse.de>
5324 * gimplify.c (gimplify_modify_expr): For frontend type-correct
5325 pointer assignments change conversions according to middle-end rules.
5326 (gimplify_modify_expr_rhs): Deal with NULL TARGET_EXPR_INITIAL.
5327 * configure.ac: Include type checking in yes.
5328 * configure: Regenerate.
5330 2008-03-24 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5332 * diagnostic.c (diagnostic_count_diagnostic): Delete.
5333 (diagnostic_report_diagnostic): Update. Handle ICEs here.
5335 2008-03-24 Nathan Sidwell <nathan@codesourcery.com>
5337 * gthr-vxworks.h (UNUSED): Define.
5339 2008-03-23 H.J. Lu <hongjiu.lu@intel.com>
5341 * config/i386/i386.h (STATIC_CHAIN_REGNUM): Use R10_REG and CX_REG.
5343 2008-03-23 Zuxy Meng <zuxy.meng@gmail.com>
5345 * doc/extend.texi (Function Attributes): Add missing comma in the
5346 example of the "alloc_size" attribute.
5348 2008-03-23 Uros Bizjak <ubizjak@gmail.com>
5351 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
5353 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
5356 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
5359 * stor-layout.c (update_alignment_for_field): Set minimum alignment
5360 of the underlying type of a MS bitfield layout to the natural
5361 alignment of the type.
5363 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
5365 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
5366 to their natural alignment to avoid store forwarding stalls.
5368 2008-03-22 Richard Guenther <rguenther@suse.de>
5370 * tree-cfg.c (verify_expr): Recurse again for invariant addresses.
5371 For PHI nodes verify the address is invariant.
5372 * tree-ssa-ccp.c (ccp_decl_initial_min_invariant): Remove.
5373 (get_symbol_constant_value): Use is_gimple_min_invariant.
5374 (maybe_fold_stmt_indirect): Likewise.
5376 2008-03-22 Richard Sandiford <rsandifo@nildram.co.uk>
5378 PR rtl-optimization/33927
5379 * Makefile.in (dse.o): Depend on $(TM_P_H).
5380 * expr.h (extract_low_bits): Declare.
5381 * expmed.c (extract_low_bits): New function.
5382 * rtlhooks.c (gen_lowpart_general): Generalize SUBREG handling.
5383 * dse.c: Include tm_p.h.
5384 (find_shift_sequence): Remove the read_reg argument and return the
5385 read value. Emit the instructions instead of returning them.
5386 Iterate on new_mode rather than calculating it each time.
5387 Check MODES_TIEABLE_P. Use simplify_gen_subreg to convert the
5388 source to NEW_MODE and extract_low_bits to convert the shifted
5390 (replace_read): Allow the load and store to have different mode
5391 classes. Use extract_low_bits when SHIFT == 0. Create the shift
5392 or extraction instructions before trying the replacement. Update
5393 dump-file code accordingly, avoiding use of REGNO (store_info->rhs).
5395 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
5397 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
5398 to their natural alignment to avoid store forwarding stalls.
5400 2008-03-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
5403 * config/rs6000/rs6000.md (floatdidf2): Discouraging fprs and
5404 encouraging but not allowing gprs for input;
5405 change the input constraint to !f#r.
5406 (fix_truncdfdi2): Discouraging fprs and encouraging but not allowing
5408 change the output constraint to !f#r.
5410 2008-03-21 Uros Bizjak <ubizjak@gmail.com>
5413 * config/i386/i386.md ("*floatunssi<mode2>_1"): New pattern with
5414 corresponding post-reload splitters.
5415 ("floatunssi<mode>2"): Expand to unsigned_float x87 insn pattern
5416 when x87 FP math is selected.
5417 * config/i386/i386-protos.h (ix86_expand_convert_uns_sixf_sse):
5418 New function prototype.
5419 * config/i386/i386.c (ix86_expand_convert_uns_sixf_sse): New
5420 unreachable function to ease macroization of insn patterns.
5422 2008-03-21 Martin Jambor <mjambor@suse.cz>
5424 * tree-data-ref.c (dump_data_dependence_relation): Avoid data
5425 reference dumps if ddr is NULL or dependence is unknown.
5427 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
5429 * config/sh/linux-atomic.asm (ATOMIC_TEST_AND_SET): Take
5430 unsigned extension into account.
5431 (ATOMIC_COMPARE_AND_SWAP): Likewise.
5432 (ATOMIC_FETCH_AND_OP, ATOMIC_FETCH_AND_COMBOP): Likewise.
5433 Do computations on a scratch register.
5435 2008-03-21 Richard Guenther <rguenther@suse.de>
5437 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
5438 Use is_gimple_min_invariant instead of TREE_INVARIANT.
5439 * tree-ssa-loop-ivopts.c (force_expr_to_var_cost): Likewise.
5440 * tree-ssa-dom.c (record_equality): Likewise.
5441 * tree-inline.c (copy_body_r): Likewise.
5442 * tree-ssa-pre.c (make_values_for_stmt): Remove test for
5445 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
5447 * config/sh/sh.c (split_branches): Pass zero to redirect_jump
5448 as 'delete_unused' argument.
5450 2008-03-20 Richard Guenther <rguenther@suse.de>
5452 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
5453 special casing of constant qualifiers.
5454 * tree-ssa.c (useless_type_conversion_p_1): Instead do not
5455 care about them in general.
5456 * tree-ssa-ccp.c (ccp_fold): Addresses are constant or not
5457 regardless of their type.
5458 (fold_stmt_r): Forcefully fold *& if we end up with that.
5460 2008-03-20 Paul Brook <paul@codesourcery.com>
5462 * config.gcc (arm*-*-uclinux*): Remove duplicate arm/uclinux-elf.h.
5463 * config/arm/uclinux-eabi.h (SUBTARGET_EXTRA_LINK_SPEC): Add extra
5465 * config/arm/bpabi.h (SUBTARGET_EXTRA_LINK_SPEC): Provide default
5467 (LINK_SPEC): Use SUBTARGET_EXTRA_LINK_SPEC.
5468 * config/arm/unwind-arm.h (_Unwind_decode_target2): Add uClinux.
5470 2008-03-20 Volker Reichelt <v.reichelt@netcologne.de>
5472 * common.opt (Wmudflap): New option.
5473 * tree-mudflap.c (mf_xform_derefs_1): Guard warning by OPT_Wmudflap.
5474 (mx_register_decls): Likewise.
5475 (mudflap_finish_file): Likewise.
5476 * doc/invoke.texi: Document -Wno-mudflap.
5478 2008-03-20 Kai Tietz <kai.tietz@onevision.com>
5480 * c-format.c (replace_format_name_to_system_name): New.
5482 (convert_format_name_to_system_name): New.
5483 (decode_format_attr): Add use of convert_format_name_to_system_name.
5484 (format_types_orig): Add gnu_ prefix to names.
5485 (check_format_info_main): Special treating of \0 escaped names for
5486 supporting multi-character format specifiers as I32, I64.
5487 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): Use of user defined attributes.
5488 (gnu_target_overrides_format_attributes): New.
5489 * c-format.h: Add structure target_ovr_attr to hold
5490 system specific formatter names.
5491 * config.gcc: Add for x86&x86_64 cygwin and mingw32 targets the
5492 msformat-c.o file to c_target_objs and cxx_target_objs.
5493 * config/i386/mingw32.h (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
5494 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES_COUNT): New.
5495 (TARGET_N_FORMAT_TYPES): New.
5496 * config/i386/msformat-c.c: New.
5497 * config/i386/t-cygming: Add build rule for msformat-c.o.
5498 * doc/extend.texi: Add new format names gnu_* and ms_* and
5500 * doc/tm.texi: (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
5502 2008-03-20 Ira Rosen <irar@il.ibm.com>
5504 * doc/invoke.texi (-O3): Add -ftree-vectorize to the list of
5505 optimizations turned on under -O3.
5506 (ftree-vectorize): Add that the flag is turned on with -O3.
5508 2008-03-20 Ben Elliston <bje@au.ibm.com>
5510 * regmove.c (try_auto_increment): Fix spelling error in comment.
5511 * final.c (final_scan_insn): Likewise.
5513 2008-03-20 Uros Bizjak <ubizjak@gmail.com>
5516 * config/i386/mmx.md (*mov<mode>_internal_rex64"): Adjust register
5517 allocator preferences for "y" and "r" class registers.
5518 ("*mov<mode>_internal"): Ditto.
5519 ("*movv2sf_internal_rex64"): Ditto.
5520 ("*movv2sf_internal"): Ditto.
5522 2008-03-19 Michael Matz <matz@suse.de>
5525 * calls.c (expand_call): Check overlap of arguments with call
5526 address for sibcalls.
5528 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
5531 * stor-layout.c (update_alignment_for_field): Set minimum alignment
5532 of the underlying type of a MS bitfield layout to the natural
5533 alignment of the type.
5535 2008-03-19 Jan Hubicka <jh@suse.cz>
5538 * toplev.c (decode_d_option): Handle all CPP flags.
5539 * tree-vrp.c: Update tree_pass descriptors.
5540 * regrename.c: Update tree_pass descriptors.
5541 * fwprop.c: Update tree_pass descriptors.
5542 * doc/invoke.texi: Remove documentation of dropped -d? flags.
5543 * tree-into-ssa.c: Update tree_pass descriptors.
5544 * tree-dump.c: Update tree_pass descriptors.
5545 * tree-complex.c: Update tree_pass descriptors.
5546 * tree-dump.h: Update tree_pass descriptors.
5547 * see.c: Update tree_pass descriptors.
5548 * cgraphbuild.c: Update tree_pass descriptors.
5549 * tracer.c: Update tree_pass descriptors.
5550 * tree-loop-distribution.c: Update tree_pass descriptors.
5551 * cgraph.c: Update tree_pass descriptors.
5552 * postreload-gcse.c: Update tree_pass descriptors.
5553 * postreload.c: Update tree_pass descriptors.
5554 * tree-ssa-loop-ch.c: Update tree_pass descriptors.
5555 * tree-tailcall.c: Update tree_pass descriptors.
5556 * tree-pass.h (tree_opt_pass): Rename to ...
5557 (opt_pass) ... this one; add "type" field and remove letter field.
5558 (gimple_opt_pass, rtl_opt_pass, simple_ipa_opt_pass): New.
5559 (execute_pass_list, execute_ipa_pass_list, all_passes, all_ipa_passes,
5560 all_lowering_passes): Update declaration.
5561 * ipa-cp.c: Update tree_pass descriptors.
5562 * final.c: Update tree_pass descriptors.
5563 * omp-low.c: Update tree_pass descriptors.
5564 * tree-ssa-dse.c: Update tree_pass descriptors.
5565 * ipa-reference.c: Update tree_pass descriptors.
5566 * tree-ssa-uncprop.c: Update tree_pass descriptors.
5567 * auto-inc-dec.c: Update tree_pass descriptors.
5568 * reorg.c: Update tree_pass descriptors.
5569 * cgraphunit.c: Update tree_pass descriptors.
5570 * tree-ssa-copyrename.c: Update tree_pass descriptors.
5571 * tree-ssa-ccp.c: Update tree_pass descriptors.
5572 * df-core.c: Update tree_pass descriptors.
5573 * mode-switching.c: Update tree_pass descriptors.
5574 * tree-nomudflap.c: Update tree_pass descriptors.
5575 * modulo-sched.c: Update tree_pass descriptors.
5576 * ipa-pure-const.c: Update tree_pass descriptors.
5577 * cse.c: Update tree_pass descriptors.
5578 * web.c: Update tree_pass descriptors.
5579 * tree-stdarg.c: Update tree_pass descriptors.
5580 * tree-ssa-math-opts.c: Update tree_pass descriptors.
5581 * tree-ssa-dom.c: Update tree_pass descriptors.
5582 * tree-nrv.c: Update tree_pass descriptors.
5583 * tree-ssa-alias.c: Update tree_pass descriptors.
5584 * loop-init.c: Update tree_pass descriptors.
5585 * gimple-low.c: Update tree_pass descriptors.
5586 * ipa-inline.c: Update tree_pass descriptors.
5587 * tree-ssa-sink.c: Update tree_pass descriptors.
5588 * global.c: Update tree_pass descriptors.
5589 * ifcvt.c: Update tree_pass descriptors.
5590 * jump.c: Update tree_pass descriptors.
5591 * predict.c: Update tree_pass descriptors.
5592 * tree-ssa-loop.c: Update tree_pass descriptors.
5593 * recog.c: Update tree_pass descriptors.
5594 * dse.c: Update tree_pass descriptors.
5595 * tree-ssa-ifcombine.c: Update tree_pass descriptors.
5596 * tree-eh.c: Update tree_pass descriptors.
5597 * regmove.c: Update tree_pass descriptors.
5599 * function.c: Update tree_pass descriptors.
5600 * tree-vectorizer.c: Update tree_pass descriptors.
5601 * gcse.c: Update tree_pass descriptors.
5602 * ipa-type-escape.c: Update tree_pass descriptors.
5603 * tree-if-conv.c: Update tree_pass descriptors.
5604 * init-regs.c: Update tree_pass descriptors.
5605 * ipa.c: Update tree_pass descriptors.
5606 * tree-ssa-phiopt.c: Update tree_pass descriptors.
5607 * rtl-factoring.c: Update tree_pass descriptors.
5608 * lower-subreg.c: Update tree_pass descriptors.
5609 * bt-load.c: Update tree_pass descriptors.
5610 * tree-dfa.c: Update tree_pass descriptors.
5611 * except.c: Update tree_pass descriptors.
5612 * emit-rtl.c: Update tree_pass descriptors.
5613 * cfgexpand.c: Update tree_pass descriptors.
5614 * tree-cfgcleanup.c: Update tree_pass descriptors.
5615 * cfgcleanup.c: Update tree_pass descriptors.
5616 * tree-ssa-pre.c: Update tree_pass descriptors.
5617 * tree-sra.c: Update tree_pass descriptors.
5618 * tree-mudflap.c: Update tree_pass descriptors.
5619 * tree-ssa-copy.c: Update tree_pass descriptors.
5620 * cfglayout.c: Update tree_pass descriptors.
5621 * tree-ssa-forwprop.c: Update tree_pass descriptors.
5622 * tree-ssa-dce.c: Update tree_pass descriptors.
5623 * tree-ssa.c: Update tree_pass descriptors.
5624 * regclass.c: Update tree_pass descriptors.
5625 * integrate.c: Update tree_pass descriptors.
5626 * tree-optimize.c: Update tree_pass descriptors.
5627 * tree-ssa-phiprop.c: Update tree_pass descriptors.
5628 * tree-object-size.c: Update tree_pass descriptors.
5629 * combine.c: Update tree_pass descriptors.
5630 * tree-outof-ssa.c: Update tree_pass descriptors.
5631 * bb-reorder.c: Update tree_pass descriptors.
5632 * stack-ptr-mod.c: Update tree_pass descriptors.
5633 * var-tracking.c: Update tree_pass descriptors.
5634 * tree-profile.c: Update tree_pass descriptors.
5635 * tree-vect-generic.c: Update tree_pass descriptors.
5636 * reg-stack.c: Update tree_pass descriptors.
5637 * sched-rgn.c: Update tree_pass descriptors.
5638 * tree-ssa-structalias.c: Update tree_pass descriptors.
5639 * tree-cfg.c: Update tree_pass descriptors.
5640 * passes.c (current_pass): Update declaration.
5641 (finish_optimization_passes): Update.
5642 (all_passes, all_ipa_passes, all_lowering_passes): Update declaration.
5643 (register_one_dump_file, register_dump_files_1, next_pass_1):
5645 (init_optimization_passes): Update handling of new types.
5646 (execute_one_pass, execute_pass_list, execute_ipa_pass_list): Update.
5647 * ipa-struct-reorg.c: Update tree_pass descriptors.
5648 * tree-ssa-reassoc.c: Update tree_pass descriptors.
5649 * combine-stack-adj.c: Update tree_pass descriptors.
5650 * cfgrtl.c: Update tree_pass descriptors.
5651 * dce.c: Update tree_pass descriptors.
5652 * tree-ssanames.c: Update tree_pass descriptors.
5654 2008-03-19 Richard Guenther <rguenther@suse.de>
5657 * tree-ssa.c (walk_data): New structure.
5658 (warn_uninitialized_var): If not always_executed warn with "maybe"
5660 (execute_early_warn_uninitialized): Compute post-dominators.
5661 Initialize always_executed before processing each basic block.
5663 2008-03-18 Mikulas Patocka <mikulas@artax.karlin.mff.cuni.cz>
5666 * config/i386/i386.c (x86_this_parameter): Calculate correct location
5667 of "this" pointer when "regparm = N" or "fastcall" is in effect.
5669 2008-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5671 * doc/include/texinfo.tex: Update to version 2008-03-17.10.
5673 2008-03-18 Paolo Bonzini <bonzini@gnu.org>
5675 * expr.c (store_expr): Assume lang_hooks.reduce_bit_field_operations
5677 (expand_expr_real_1) <REDUCE_BIT_FIELD>: Don't look at ignore.
5678 (expand_expr_real_1): Assume lang_hooks.reduce_bit_field_operations
5679 is true. Add "&& !ignore" condition to reduce_bit_field. Modify
5680 target after ignore has been set, and move there also the commputation
5681 of subtarget and original_target.
5682 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS): Delete.
5683 (LANG_HOOKS_INITIALIZER): Remove it.
5684 * langhooks.h (struct lang_hooks): Remove reduce_bit_field_operations.
5686 2008-03-18 Richard Guenther <rguenther@suse.de>
5688 * tree-ssa-sccvn.c (visit_reference_op_load): If the lookup
5689 found an expression with constants, note that in the VN for the lhs.
5690 * tree-ssa-pre.c (eliminate): Visit COND_EXPR statements and
5691 fold them to constants if possible. Run cleanup_cfg if done so.
5692 (execute_pre): Return todo.
5694 (execute_fre): Likewise.
5695 * tree-ssa-forwprop.c (can_propagate_from): Allow propagation
5697 (get_prop_source_stmt): Look through pointer conversions.
5699 2008-03-18 Jan Hubicka <jh@suse.cz>
5701 * tree-pretty-print.c: Include predict.h.
5702 (dump_generic_node): Dump predictor.
5703 * tree.h (PREDICT_EXPR_OUTCOME, PREDICT_EXPR_PREDICTION): Update.
5704 * tree-gimple.c (is_gimple_stmt): Add PREDICT_EXPR.
5705 * gimple-low.c (lower_stmt): Likewise.
5706 * expr.c (expand_expr_real): Likewise.
5707 * predict.c (tree_bb_level_predictions): Use PREDICT_EXPRs and remove
5709 (build_predict_expr, build_predict_expr): New.
5710 * predict.h (predictor_name, build_predict_expr): Update.
5711 * c-typeck.c (c_finish_bc_stmt): Add prediction.
5712 * gimplify.c (gimplify_expr): Add PREDICT_EXPR.
5713 * predict.def (PRED_CONTINUE): Update hitrate.
5714 * tree.def (PREDICT_EXPR): Define.
5715 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Mark PREDICT_EXPR;
5716 do not handle BIND_EXPR.
5717 * tree-inline.c (estimate_num_insns_1): PREDICT_EXPR is free.
5718 * tree-cfg.c (verify_gimple_stmt): PREDICT_EXPR is valid.
5719 * tree-ssa-operands.c (get_expr_operands): PREDICT_EXPR takes no
5722 2008-03-18 Michael Matz <matz@suse.de>
5724 * gcov-io.h (__gcov_merge_ior, __gcov_fork): Mark hidden.
5726 2008-03-18 Richard Guenther <rguenther@suse.de>
5728 * tree-gimple.h (is_gimple_invariant_address): Declare.
5729 (is_gimple_constant): Likewise.
5730 * tree-gimple.c (is_gimple_constant): New function.
5731 (is_gimple_invariant_address): Likewise.
5732 (is_gimple_min_invariant): Implement in terms of is_gimple_constant
5733 and is_gimple_invariant_address.
5734 * tree-ssa-loop-niter.c (expand_simple_operations): Revert
5736 * tree-data-ref.c (get_references_in_stmt): A SSA_NAME is not
5737 an addressable base.
5739 2008-03-18 Jakub Jelinek <jakub@redhat.com>
5742 * gimplify.c (gimplify_expr): Gimplify second operand of
5745 2008-03-17 Richard Guenther <rguenther@suse.de>
5747 PR tree-optimization/19637
5748 * fold-const.c (fold_unary): Remove restrictions of removing
5749 intermediate pointer-conversions (P2)(P1)P0.
5750 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Recover from
5751 conversion to void pointer.
5752 (get_maxval_strlen): Handle addresses of the form &(*p)[0].
5754 2008-03-16 James E. Wilson <wilson@tuliptree.org>
5757 * dbxout.c (dbxout_expand_expr, case VAR_DECL): Return NULL for
5758 emulated thread local variables.
5760 2008-03-16 Richard Guenther <rguenther@suse.de>
5763 * tree-ssa-loop-niter.c (expand_simple_operations): Do not
5764 expand TREE_INVARIANT operations that are not gimple invariant.
5766 2008-03-16 Hans-Peter Nilsson <hp@axis.com>
5768 * doc/extend.texi (Alignment): Say that the ABI controls
5769 the __alignof__ for non-strict-alignment targets rather
5770 than being a recommendation.
5772 2008-03-15 Paul Brook <paul@codesourcery.com>
5774 * config/arm/arm.c (arm_unwind_emit): Suppress unused unwinding
5776 (arm_output_fn_unwind): Mark functions that can not be unwound.
5778 2008-03-15 Paul Brook <paul@codesourcery.com>
5780 * config/arm/arm.c (arm_rtx_costs_1): Add costs for ARMv6 value
5781 extension instructions.
5783 2008-03-15 Richard Guenther <rguenther@suse.de>
5785 * tree-ssa-ccp.c (ccp_fold): Also read from constant values
5786 and fold constant aggregate refs.
5787 (fold_const_aggregate_ref): Handle string constants
5788 and constructors in ARRAY_REFs. Handle INDIRECT_REF.
5789 (evaluate_stmt): Simplify now that ccp_fold folds constant
5792 2008-03-15 Paul Brook <paul@codesourcery.com>
5794 * config/arm/arm.md (insv): Use gen_insv_t2 and gen_insv_zero.
5795 (extzv): Use gen_extzv_t2.
5796 (insv_t2, insv_zero, extv, extzv_t2): New patterns.
5798 2008-03-15 Richard Guenther <rguenther@suse.de>
5800 * tree-ssa-ccp.c (get_symbol_constant_value): Export.
5801 (fold_const_aggregate_ref): Likewise.
5802 (get_value): Return NULL if we don't have any values.
5803 (ccp_finalize): Set const_val to NULL after freeing it.
5804 * tree-flow.h (get_symbol_constant_value): Declare.
5805 (fold_const_aggregate_ref): Likewise.
5806 * tree-ssa-sccvn.c (try_to_simplify): Use them.
5808 2008-03-15 Richard Guenther <rguenther@suse.de>
5811 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Make sure
5812 to not produce negative array indices if not allowed. Add
5813 parameter to indicate that.
5814 (maybe_fold_offset_to_component_ref): Allow negative array
5815 indices only for the first member of a structure.
5816 (maybe_fold_offset_to_reference): Allow negative array indices.
5817 (maybe_fold_stmt_addition): Likewise.
5819 2008-03-15 Bjoern Haase <bjoern.m.haase@web.de>
5820 Anatoly Sokolov <aesok@post.ru>
5822 * config/avr/avr.c (avr_arch_types): Add avr6 entry.
5823 (avr_arch): Add ARCH_AVR6.
5824 (avr_mcu_types): Add 'atmega2560' and 'atmega2561' entry.
5825 (initial_elimination_offset): Initialize and use 'avr_pc_size'
5826 instead of fixed value 2.
5827 (print_operand_address): Use gs() asm specifier instead of pm().
5828 (avr_assemble_integer): (Ditto.).
5829 (avr_output_addr_vec_elt): (Ditto.).
5830 (print_operand): Handle "!" code.
5831 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Add
5832 __AVR_3_BYTE_PC__, __AVR_2_BYTE_PC__ and __AVR_HAVE_JMP_CALL__.
5833 (AVR_HAVE_EIJMP_EICALL): Define.
5834 (AVR_3_BYTE_PC): Redefine.
5835 (AVR_2_BYTE_PC): (Ditto.).
5836 (PRINT_OPERAND_PUNCT_VALID_P): Add '!' code.
5837 (LINK_SPEC): Add atmega2560 and atmega2561.
5838 (CRT_BINUTILS_SPEC): Add atmega2560 (crtm2560.o) and atmega2561
5840 * config/avr/avr.md (call_insn): Use eicall instead of icall
5841 for 3 byte PC devices.
5842 (call_value_insn): (Ditto.).
5843 (*tablejump_enh): Use eijmp instead of ijmp for 3 byte PC devices.
5844 (indirect_jump): Use only for for 2 byte PC devices.
5845 (*tablejump): (Ditto.).
5846 (*indirect_jump_avr6): Add insn.
5847 (*tablejump_rjmp): Don't use for 3 byte PC devices.
5848 * config/avr/libgcc.S (__prologue_saves__): Use eijmp
5849 instead of ijmp for 3 byte PC devices.
5850 (__tablejump2__): (Ditto.).
5851 * config/avr/t-avr (MULITLIB_OPTIONS): Add avr6 architecture.
5852 (MULITLIB_DIRNAMES): (Ditto.).
5853 (MULTILIB_MATCHES): Add atmega2560 and atmega2561 to list.
5855 2008-03-15 Uros Bizjak <ubizjak@gmail.com>
5857 * config/i386/mmx.md ("sse2_umulv1siv2di3"): Rename from
5858 "sse2_umulsidi3". Use V1DI mode for operand 0.
5859 ("mmx_psadbw"): Use V1DI mode for operand 0.
5860 * config/i386/i386-modes.def (V1SI): New vector mode.
5861 * config/i386/i386.c (struct builtin_description)
5862 [IX86_BUILTIN_PMULUDQ]: Use CODE_FOR_sse2_umulv1siv1di3.
5863 (v1di_ftype_v8qi_v8qi): Rename from di_ftype_v8qi_v8qi.
5864 (v1di_ftype_v2si_v2si): Rename from di_ftype_v2si_v2si.
5865 (ix86_init_mmx_sse_builtins) [__builtin_ia32_psadbw]: Use
5866 v1di_ftype_v8qi_v8qi type.
5867 [__builtin_ia32_pmuludq]: Use v1di_ftype_v2si_v2si type.
5869 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psadbw,
5870 __builtin_ia32_pmuludq]: Fix the mode of return value.
5872 2008-03-15 Richard Guenther <rguenther@suse.de>
5875 * tree-ssa-pre.c (bitmap_find_leader): Handle expression
5878 2008-03-14 Bob Wilson <bob.wilson@acm.org>
5880 * doc/invoke.texi (Option Summary, Xtensa Options): Document
5881 -mserialize-volatile and -mno-serialize-volatile Xtensa options.
5882 * config/xtensa/xtensa.c (print_operand): Do not emit MEMW instructions
5883 unless TARGET_SERIALIZE_VOLATILE is enabled.
5884 * config/xtensa/xtensa.md (*lsiu, *ssiu): Likewise.
5885 * config/xtensa/xtensa.h (TARGET_DEFAULT): Add MASK_SERIALIZE_VOLATILE.
5886 * config/xtensa/xtensa.opt (mserialize_volatile): New option.
5888 2008-03-14 Richard Guenther <rguenther@suse.de>
5890 PR tree-optimization/34172
5891 * tree-flow.h (refs_may_alias_p): Declare.
5892 (get_single_def_stmt): Likewise.
5893 (get_single_def_stmt_from_phi): Likewise.
5894 (get_single_def_stmt_with_phi): Likewise.
5895 * tree-dfa.c (refs_may_alias_p): New function.
5896 (get_single_def_stmt): Likewise.
5897 (get_single_def_stmt_from_phi): Likewise.
5898 (get_single_def_stmt_with_phi): Likewise.
5899 * tree-ssa-sccvn.c (get_def_ref_stmt_vuses): New function.
5900 (vn_reference_lookup_1): New helper function.
5901 (vn_reference_lookup): Walk the virtual use-def chain to
5902 continue searching for a match if the def does not alias the
5903 reference we are looking for.
5905 2008-03-14 David Edelsohn <edelsohn@gnu.org>
5907 * doc/install.texi (Binaries): Remove UCLA archive. Add HVCC
5908 archive and Perzl. Update The Written Word listing.
5910 2008-03-14 Richard Guenther <rguenther@suse.de>
5912 PR tree-optimization/34043
5913 PR tree-optimization/33989
5914 * tree-ssa-pre.c (execute_pre): Allow SCCVN to do insertion
5916 (bitmap_find_leader): Use extra argument to verify dominance
5917 relationship inside a basic-block.
5918 (can_PRE_operation): Add VIEW_CONVERT_EXPR.
5919 (find_leader_in_sets): Adjust.
5920 (create_component_ref_by_pieces): Take extra argument for
5921 dominance check, handle lookup failures.
5922 (find_or_generate_expression): Likewise.
5923 (create_expression_by_pieces): Likewise.
5924 (insert_into_preds_of_block): Adjust.
5925 (create_value_expr_from): If asked for, verify all operands
5926 are in the blocks AVAIL_OUT set.
5927 (make_values_for_stmt): Check for SSA_NAMEs that are life
5928 over an abnormal edge.
5929 (compute_avail): Remove such check.
5930 (do_SCCVN_insertion): New function.
5931 (eliminate): If we do not find a leader suitable for replacement
5932 insert a replacement expression from SCCVN if available.
5933 * tree-ssa-sccvn.h (run_scc_vn): Update prototype.
5934 (struct vn_ssa_aux): Add needs_insertion flag.
5935 * tree-ssa-sccvn.c (may_insert): New global flag.
5936 (copy_reference_ops_from_ref): Value-number union member access
5937 based on its size, not type and member if insertion is allowed.
5938 (visit_reference_op_load): For a weak match from union type
5939 punning lookup a view-converted value and insert a SSA_NAME
5940 for that value if that is not found.
5941 (visit_use): Make dumps shorter. Do not disallow value numbering
5942 SSA_NAMEs that are life over an abnormal edge to constants.
5943 (free_scc_vn): Release inserted SSA_NAMEs.
5944 (run_scc_vn): New flag to specify whether insertion is allowed.
5945 Process SSA_NAMEs in forward order.
5946 * tree-ssa-loop-im.c (for_each_index): Handle invariant
5947 ADDR_EXPRs inside VIEW_CONVERT_EXPR.
5948 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPRs from/to
5949 pointer type to/from integral types that do not change the
5950 precision to regular conversions.
5952 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
5954 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
5955 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
5956 __builtin_ia32_psrl?i, __builtin_ia32_psra?i, __builtin_ia32_psll?128,
5957 __builtin_ia32_psrl?128, __builtin_ia32_psra?128]: Fix the mode of
5958 input arguments and the mode of return value. Built-in functions
5959 that operate on whole 64-bit MMX register now use V1DI mode.
5961 2008-03-13 Alon Dayan <alond@il.ibm.com>
5962 Olga Golovanevsky <olga@il.ibm.com>
5964 PR tree-optimization/35041
5965 * ipa-struct-reorg.c (find_pos_in_stmt_1): Add another option
5966 to locate the right position in a statement.
5968 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
5972 * config/i386/xmmintrin.h: Change all static inline functions to
5973 extern inline and add __gnu_inline__ attribute.
5974 * config/i386/bmintrin.h: Ditto.
5975 * config/i386/smmintrin.h: Ditto.
5976 * config/i386/tmmintrin.h: Ditto.
5977 * config/i386/mmintrin-common.h: Ditto.
5978 * config/i386/ammintrin.h: Ditto.
5979 * config/i386/emmintrin.h: Ditto.
5980 * config/i386/pmmintrin.h: Ditto.
5981 * config/i386/mmintrin.h: Ditto.
5982 * config/i386/mm3dnow.h: Ditto.
5984 2008-03-13 Jakub Jelinek <jakub@redhat.com>
5987 * omp-low.c (lower_regimplify, init_tmp_var, save_tmp_var): Removed.
5988 (lower_omp_2): New function.
5989 (lower_omp_1, lower_omp): Rewritten.
5991 2008-03-13 Danny Smith <dannysmith@users.sourceforge.net>
5994 * doc/extend.texi (Structure-Packing Pragmas): Replace "Win32"
5995 with the phrase "Microsoft Windows compilers".
5996 (Push/Pop Macro Pragmas): New subsection. Document
5997 #pragma push_macro and pragma pop_macro.
5999 2008-03-12 Paul Brook <paul@codesourcery.com>
6001 * config/arm/arm.c (output_move_double): Prefer LDRD to LDM.
6003 2008-03-12 Paul Brook <paul@codesourcery.com>
6005 * config/arm/thumb2.md: Extend peephole to cover 3-arg subs.
6006 (thumb2_alusi3_short): Exclude PLUS and MINUS.
6007 (thumb2_addsi_shortim): Rename ...
6008 (thumb2_addsi_short): ... to this. Allow register operands.
6009 (thumb2_subsi_short): New pattern.
6010 (thumb2_one_cmplsi2_short,
6011 thumb2_negsi2_short): New patterns and peepholes.
6013 2008-03-12 Paul Brook <paul@codesourcery.com>
6015 * config/arm/arm.c (arm_size_rtx_costs): Use ARM costs for Thumb-2.
6017 2008-03-12 Uros Bizjak <ubizjak@gmail.com>
6019 * config/i386/i386.md (int_cond): New code iterator.
6021 ("s<code>"): Macroize expander from seq, sne, sgt, sgtu, slt, sltu,
6022 sge, sgeu, sle and sleu expanders usign int_cond code iterator.
6023 ("s<code>"): Macroize expander from sunordered, sordered, suneq, sunge,
6024 sungt, sunle, sunlt and sltgt expanders usign fp_cond code iterator.
6025 ("b<code>"): Macroize expander from beq, bne, bgt, bgtu, blt, bltu,
6026 bge, bgeu, ble and bleu expanders usign int_cond code iterator.
6027 ("b<code>"): Macroize expander from bunordered, bordered, buneq, bunge,
6028 bungt, bunle, bunlt and bltgt expanders usign fp_cond code iterator.
6030 2008-03-12 Paul Brook <paul@codesourcery.com>
6032 * config/arm/arm.c (use_return_insn): Use offsets->saved_regs_mask
6033 instead of {arm,thumb}_compute_save_reg_mask.
6034 (output_return_instruction): Ditto.
6035 (thumb_unexpanded_epilogue): Ditto.
6036 (thumb1_expand_prologue): Ditto.
6037 (thumb1_output_function_prologue): Ditto.
6038 (arm_set_return_address): Ditto.
6039 (thumb_set_return_address): Ditto.
6040 (arm_get_frame_offsets): Set offsets->saved_regs_mask. Push extra
6041 regs to achieve stack alignment.
6042 (thumb1_compute_save_reg_mask): Fix compiler warning.
6043 (arm_output_epilogue): Use offsets->saved_regs_mask.
6044 Adjust stack pointer by poping call clobered registers.
6045 (arm_expand_prologue): Use offsets->saved_regs_mask.
6046 Adjust stack pointer by pushing extra registers.
6047 * config/arm.h (arm_stack_offsets): Add saved_regs_mask.
6049 2008-03-12 Paolo Bonzini <bonzini@gnu.org>
6052 * fold-const.c (fold_unary) <NOP_EXPR>: Distribute a narrowing
6053 conversion to the operands of a multiplication.
6055 2008-03-12 Richard Guenther <rguenther@suse.de>
6057 * Makefile.in (OBJS-common): Add tree-ssa-phiprop.o
6058 (tree-ssa-phiprop.o): Copy dependencies from tree-ssa-forwprop.o.
6059 * timevar.def (TV_TREE_PHIPROP): Add.
6060 * tree-ssa-phiprop.c: Split from tree-ssa-forwprop.c, added
6061 pass description. Use TV_TREE_PHIPROP.
6062 * tree-ssa-forwprop.c: Remove phiprop code.
6064 2008-03-12 Jakub Jelinek <jakub@redhat.com>
6067 * omp-low.c (maybe_lookup_decl): Constify first argument.
6068 (use_pointer_for_field): Change last argument from bool to
6069 omp_context *. Disallow shared copy-in/out in nested
6070 parallel if decl is shared in outer parallel too.
6071 (build_outer_var_ref, scan_sharing_clauses,
6072 lower_rec_input_clauses, lower_copyprivate_clauses,
6073 lower_send_clauses, lower_send_shared_vars): Adjust callers.
6075 2008-03-12 Victor Kaplansky <victork@il.ibm.com>
6076 Ira Rosen <irar@il.ibm.com>
6078 * tree-vectorizer.c (free_stmt_vec_info): New function.
6079 (destroy_loop_vec_info): Move code to free_stmt_vec_info().
6080 Call free_stmt_vec_info(). Free LOOP_VINFO_STRIDED_STORES..
6081 * tree-vectorizer.h (free_stmt_vec_info): Declare.
6082 * tree-vect-transform.c (vectorizable_conversion): Free
6083 vec_oprnds0 if it was allocated.
6084 (vect_permute_store_chain): Remove unused VECs.
6085 (vectorizable_store): Free VECs that are allocated in the..
6087 (vect_transform_strided_load, vectorizable_load): Likewise.
6088 (vect_remove_stores): Simplify the code.
6089 (vect_transform_loop): Move code to vect_remove_stores().
6090 Call vect_remove_stores() and free_stmt_vec_info().
6092 2008-03-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6094 * pa.h (TARGET_LONG_PIC_SDIFF_CALL): Conditionalize define on
6095 TARGET_HPUX. Revise comment.
6096 (TARGET_LONG_PIC_PCREL_CALL): Revise comment.
6097 * pa.c (output_call): Update for revised TARGET_LONG_PIC_SDIFF_CALL.
6098 Use sr4 variant of `be' instruction when not generating PIC code.
6099 (attr_length_call): Adjust for above change.
6101 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
6103 * ipa-reference.c (static_execute): Remove module_statics_const and
6104 associated setting code.
6106 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
6109 * config/i386/i386.md (paritysi2, paritydi2): Use register_operand
6110 predicate for operand 1.
6111 (paritysi2_cmp): Use register_operand predicate for operand 2.
6112 Use earlyclobber modifier for operand 1. Remove support for
6114 (paritydi2_cmp): Use register_operand predicate for operand 3.
6115 Use earlyclobber modifier for operand 1. Remove support for
6118 2008-03-11 Paul Brook <paul@codesourcery.com>
6119 Vladimir Prus <vladimir@codesourcery.com>
6121 * config/arm/arm.c (use_return_insn): Check TARGET_APCS_FRAME.
6122 (arm_compute_save_reg0_reg12_mask): Always
6123 check if register 11 must be saved. Always safe hard frame pointer
6124 when frame_pointer_needeed.
6125 (arm_compute_save_reg_mask): Save IP and PC
6126 only with apcs frames.
6127 (arm_output_epilogue): Adjust Thumb2 codepath to
6128 be also invoked and work for ARM non-apcs frames.
6129 (arm_expand_prologue): Don't bother saving IP
6130 for non-apcs frame, since it's not clobbered by
6131 prologue code. Implement non-apcs frame
6134 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
6136 PR rtl-optimization/35281
6137 * expr.c (convert_move): Use a new pseudo for the intermediate
6138 from_mode->word_mode result.
6140 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
6142 * langhooks-def.h (LANG_HOOKS_CLEAR_BINDING_STACK): Delete.
6143 * langhooks.h (struct lang_hooks): Delete clear_binding_stack member.
6144 * toplev.c (compile_file): Don't call it.
6146 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
6149 * expr.c (store_expr): Call emit_block_move if the mode
6150 of "temp" RTX is BLKmode.
6152 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
6153 Richard Guenther <rguenther@suse.de>
6155 PR tree-optimization/31358
6156 * tree-ssa-loop-manip.c (create_iv): Call force_gimple_operand for
6157 the step with a NULL_TREE.
6158 * tree-ssa-loop-ivopts.c (find_bivs): Convert the step
6159 to sizetype if type is a pointer type.
6160 (add_candidate_1): Don't convert the base and step to
6161 the generic type if the orginal type is a pointer type.
6162 (add_iv_value_candidates): Use sizetype for the step
6163 if type is a pointer type.
6164 (cand_value_at): Likewise.
6165 * tree-ssa-address.c (add_to_parts): Use POINTER_PLUS_EXPR
6167 * tree-affine.c (tree_to_aff_combination <POINTER_PLUS_EXPR>):
6168 Don't convert the tem affine to the type.
6169 (add_elt_to_tree): Use sizetype for the step if a pointer.
6170 Use POINTER_PLUS_EXPR for pointers.
6171 (aff_combination_to_tree): Use sizetype for the step if a
6174 2008-03-10 Vladimir Makarov <vmakarov@redhat.com>
6176 * config/i386/sse.md (ssse3_pmaddubswv8hi3, ssse3_pmaddubswv4hi3):
6177 Remove commutativity hint.
6179 2008-03-10 Jakub Jelinek <jakub@redhat.com>
6183 * c-parser.c (c_parser_omp_threadprivate): Don't add vars with
6184 errorneous type. Check that v is a VAR_DECL.
6187 * tree-cfg.c (new_label_mapper): Update cfun->last_label_uid.
6189 2008-03-10 H.J. Lu <hongjiu.lu@intel.com>
6191 PR tree-optimization/35494
6192 * tree-ssa-ccp.c (get_symbol_constant_value): Check if value
6193 may be overriden at link and run time.
6195 2008-03-10 Richard Guenther <rguenther@suse.de>
6197 PR tree-optimization/34677
6198 * tree-ssa-pre.c (modify_expr_node_pool): Remove.
6199 (poolify_tree): Likewise.
6200 (modify_expr_template): Likewise.
6201 (poolify_modify_stmt): Likewise.
6202 (insert_fake_stores): Handle all component-ref style stores
6203 in addition to INDIRECT_REF. Also handle complex types.
6204 Do not poolify the inserted load.
6205 (realify_fake_stores): Do not rebuild the tree but only
6206 make it a SSA_NAME copy.
6207 (init_pre): Remove initialzation of modify_expr_template.
6208 Do not allocate modify_expr_node_pool.
6209 (fini_pre): Do not free modify_expr_node_pool.
6211 2008-03-10 Paul Brook <paul@codesourcery.com>
6213 * config/arm/arm.md (UNSPEC_STACK_ALIGN, UNSPEC_PIC_OFFSET): Renumber
6216 2008-03-10 Paul Brook <paul@codesourcery.com>
6217 Mark Shinwell <shinwell@codesourcery.com>
6219 * config/arm/cortex-r4.md: New.
6220 * config/arm/thumb2.md (divsi3, udivsi3): Annotate with
6222 * config/arm/arm.md: Include cortex-r4.md.
6223 (insn): Add smmls, sdiv and udiv values.
6224 (generic_sched): Don't use generic scheduling for Cortex-R4.
6225 (arm_issue_rate): New function.
6226 (TARGET_SCHED_ISSUE_RATE): Define.
6228 2008-03-10 Sebastian Pop <sebastian.pop@amd.com>
6230 * doc/invoke.texi (-ftree-loop-distribution): Add an example.
6232 2008-03-10 Richard Guenther <rguenther@suse.de>
6234 * tree-ssa-pre.c (get_sccvn_value): Simplify.
6235 (compute_avail): Do not add stmt uses to AVAIL_OUT.
6237 2008-03-10 Paolo Bonzini <bonzini@gnu.org>
6239 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS):
6240 Set default to true.
6242 2008-03-09 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6244 * c.opt (Wsynth): Deprecate.
6245 * doc/invoke.texi (Option Summary, Warning Options): Document
6246 -Wno-format-contains-nul.
6248 2008-03-09 Uros Bizjak <ubizjak@gmail.com>
6251 * config/i386/i386.c (ix86_constant_alignment): Compute alignment using
6252 ALIGN_MODE_128 for VECTOR_CST and INTEGER_CST in addition to REAL_CST.
6254 2008-03-09 Ira Rosen <irar@il.ibm.com>
6256 * config/rs6000/rs6000.c (builtin_description): Rename vector
6257 left shift operations.
6258 * config/rs6000/altivec.md (UNSPEC_VSL): Remove.
6259 (altivec_vsl<VI_char>): Rename to ...
6260 (ashl<mode>3): ... new name.
6261 (mulv4sf3, mulv4si3, negv4sf2): Replace gen_altivec_vslw with
6263 (absv4sf2): Convert to use ashift:V4SI instead of UNSPEC_VSL.
6265 2008-03-08 Richard Guenther <rguenther@suse.de>
6267 * coverage.h (tree_coverage_counter_addr): Declare.
6268 * coverage.c (tree_coverage_counter_addr): New function.
6269 * tree-profile.c (tree_gen_edge_profiler): Unshare counter
6271 (tree_gen_pow2_profiler): Use tree_coverage_counter_addr.
6272 (tree_gen_one_value_profiler): Likewise.
6273 (tree_gen_ic_profiler): Likewise.
6274 (tree_gen_average_profiler): Likewise.
6275 (tree_gen_ior_profiler): Likewise.
6277 2008-03-08 Richard Guenther <rguenther@suse.de>
6279 * tree-ssa-sccvn.h (vn_binary_op_lookup): Remove.
6280 (vn_binary_op_insert): Likewise.
6281 (vn_unary_op_lookup): Likewise.
6282 (vn_unary_op_insert): Likewise.
6283 (vn_nary_op_lookup): Declare.
6284 (vn_nary_op_insert): Likewise.
6285 * tree-ssa-sccvn.c (struct vn_tables_s): Merge unary
6286 and binary hashes, use a single obstack for unary_op_pool
6288 (struct vn_binary_op_s, struct vn_unary_op_s): Replace with
6289 a single struct vn_nary_op_s. Store tree code length and
6290 a variable number of operands.
6291 (struct vn_reference_op_struct): Remove unused op2.
6292 (vn_reference_op_eq): Do not compare op2.
6293 (vn_reference_op_compute_hash): Do not compute hash of op2.
6294 (vn_unary_op_hash, vn_binary_op_hash): Replace with vn_nary_op_hash.
6295 (vn_unary_op_compute_hash, vn_binary_op_compute_hash): Replace
6296 with vn_nary_op_compute_hash.
6297 (vn_unary_op_eq, vn_binary_op_eq): Replace with vn_nary_op_eq.
6298 (vn_unary_op_lookup, vn_binary_op_lookup): Replace with
6300 (vn_unary_op_insert, vn_binary_op_insert): Replace with
6302 (visit_unary_op): Call nary functions.
6303 (visit_binary_op): Likewise.
6304 (process_scc): Adjust for struct vn_tables_s changes.
6305 (allocate_vn_table): Likewise.
6306 (free_vn_table): Likewise.
6307 * tree-vn.c (vn_add): Call nary functions.
6308 (vn_lookup): Likewise.
6310 2008-03-08 Jakub Jelinek <jakub@redhat.com>
6313 * config/rs6000/rs6000.c (rs6000_expand_compare_and_swapqhi): Shift
6314 wdst back after sync_compare_and_swapqhi_internal.
6316 2008-03-08 Uros Bizjak <ubizjak@gmail.com>
6319 * config/i386/i386-modes.def (V1DI): New vector mode.
6320 * config/i386/i386.h (VALID_MMX_REG_MODE): Add V1DImode.
6321 * config/i386/mmx.md (MMXMODEI8): New mode iterator.
6322 (MMXMODE248): Ditto.
6323 (MMXMODE): Add V1DI mode.
6324 (mmxvecsize): Change DI mode to V1DI mode.
6325 ("mov<mode>): Use MMXMODEI8 mode iterator.
6326 ("*mov<mode>_internal_rex64"): Ditto.
6327 ("*mov<mode>_internal"): Ditto.
6328 ("mmx_add<mode>3"): Ditto. Handle V1DImode for TARGET_SSE2.
6329 ("mmx_sub<mode>3"): Ditto.
6330 ("mmx_adddi3"): Remove insn pattern.
6331 ("mmx_subdi3"): Ditto.
6332 ("mmx_ashr<mode>3"): Use SImode and "yN" constraint for operand 2.
6333 ("mmx_lshr<mode>3"): Ditto. Use MMXMODE248 mode iterator.
6334 ("mmx_ashl<mode>3"): Ditto.
6335 ("mmx_lshrdi3"): Remove insn pattern.
6336 ("mmx_ashldi3"): Ditto.
6337 * config/i386/i386.c (classify_argument): Handle V1DImode.
6338 (function_arg_advance_32): Ditto.
6339 (function_arg_32): Ditto.
6340 (struct builtin_description) [IX86_BUILTIN_PADDQ]: Use
6341 mmx_addv1di3 insn pattern.
6342 [IX86_BUILTIN_PSUBQ]: Use mmx_subv1di3 insn pattern.
6343 [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?, IX86_BUILTIN_PSRA?,
6344 IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I, IX86_BUILTIN_PSRA?I,
6345 IX86_BUILTIN_PSLL?I128, IX86_BUILTIN_PSRL?I128, IX86_BUILTIN_PSRA?I128]:
6346 Remove definitions of built-in functions.
6347 (V1DI_type_node): New node.
6348 (v1di_ftype_v1di_int): Ditto.
6349 (v1di_ftype_v1di_v1di): Ditto.
6350 (v2si_ftype_v2si_si): Ditto.
6351 (v4hi_ftype_v4hi_di): Remove node.
6352 (v2si_ftype_v2si_di): Ditto.
6353 (ix86_init_mmx_sse_builtins): Handle V1DImode.
6354 (__builtin_ia32_psll?, __builtin_ia32_psrl?, __builtin_ia32_psra?):
6355 Redefine builtins using def_builtin_const with *_ftype_*_int node.
6356 (__builtin_ia32_psll?i, __builtin_ia32_psrl?i, __builtin_ia32_psra?i):
6357 Add new builtins using def_builtin_const.
6358 (ix86_expand_builtin) [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?,
6359 IX86_BUILTIN_PSRA?, IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I,
6360 IX86_BUILTIN_PSRA?I]: Handle builtin definitions.
6361 * config/i386/mmintrin.h (__v1di): New typedef.
6362 (_mm_add_si64): Cast arguments to __v1di type.
6363 (_mm_sub_si64): Ditto.
6364 (_mm_sll_pi16): Cast __count to __v4hi type.
6365 (_mm_sll_pi32): Cast __count to __v2si type.
6366 (_mm_sll_si64): Cast arguments to __v1di type.
6367 (_mm_srl_pi16): Cast __count to __v4hi type.
6368 (_mm_srl_pi32): Cast __count to __v2si type.
6369 (_mm_srl_si64): Cast arguments to __v1di type.
6370 (_mm_sra_pi16): Cast __count to __v4hi type.
6371 (_mm_sra_pi32): Cast __count to __v2si type.
6372 (_mm_slli_pi16): Use __builtin_ia32_psllwi.
6373 (_mm_slli_pi32): Use __builtin_ia32_pslldi.
6374 (_mm_slli_si64): Use __builtin_ia32_psllqi. Cast __m to __v1di type.
6375 (_mm_srli_pi16): Use __builtin_ia32_psrlwi.
6376 (_mm_srli_pi32): Use __builtin_ia32_psrldi.
6377 (_mm_srli_si64): Use __builtin_ia32_psrlqi. Cast __m to __v1di type.
6378 (_mm_srai_pi16): Use __builtin_ia32_psrawi.
6379 (_mm_srai_pi32): Use __builtin_ia32_psradi.
6380 * config/i386/i386.md (UNSPEC_NOP): Remove unspec definition.
6381 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
6382 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
6383 __builtin_ia32_psrl?i, __builtin_ia32_psra?i]: Add new builtins.
6385 2008-03-07 Joseph Myers <joseph@codesourcery.com>
6387 * doc/include/texinfo.tex: Update to version 2008-03-07.10.
6389 2008-03-07 Peter Bergner <bergner@vnet.ibm.com>
6392 * config/rs6000/rs6000.c (rs6000_legitimize_address): Don't generate
6393 reg+const addressing for Altivec modes. Don't generate reg+reg
6394 addressing for TFmode or TDmode quantities.
6396 2008-03-07 Paolo Bonzini <bonzini@gnu.org>
6398 * c-common.c (vector_types_convertible_p): Call langhook
6399 instead of comptypes.
6401 2008-03-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
6404 * tree-ssa-ccp.c (get_symbol_constant_value): Handle
6405 integral and scalar float variables which have a
6408 2008-03-06 Nathan Froyd <froydnj@codesourcery.com>
6410 * dwarf2out.c (dwarf2out_frame_debug_expr): Consult the
6411 dwarf_register_span hook when emitting unwind information for
6412 register-to-memory saves.
6413 * config/rs6000/rs6000.c (spe_synthesize_frame): Delete.
6414 (rs6000_frame_related): Remove call to spe_synthesize_frame.
6416 2008-03-06 Jakub Jelinek <jakub@redhat.com>
6418 * gimplify.c (goa_lhs_expr_p): Allow different ADDR_EXPR nodes
6419 for the same VAR_DECL.
6421 2008-03-06 Tom Tromey <tromey@redhat.com>
6424 * doc/standards.texi (Standards): Don't mention treelang.
6425 * doc/invoke.texi (Overall Options): Don't mention treelang.
6426 * doc/install.texi (Prerequisites): Don't mention bison or
6428 (Configuration): Don't mention treelang.
6429 (Building): Likewise.
6430 * doc/frontends.texi (G++ and GCC): Don't mention treelang.
6432 2008-03-06 Paolo Bonzini <bonzini@gnu.org>
6434 * simplify-rtx.c (simplify_subreg): Remove useless shifts from
6435 word-extractions out of a multi-word object.
6437 2008-03-06 Richard Guenther <rguenther@suse.de>
6439 * tree.def (BIT_FIELD_REF): Constrain result type and its precision.
6440 * tree-cfg.c (verify_expr): Verify BIT_FIELD_REF constraints on
6441 result type and precision.
6442 * expr.c (get_inner_reference): Set unsignedp based on the result
6443 type of BIT_FIELD_REF.
6444 * tree.h (BIT_FIELD_REF_UNSIGNED): Remove.
6445 * tree-sra.c (instantiate_element): Do not set BIT_FIELD_REF_UNSIGNED.
6446 (try_instantiate_multiple_fields): Likewise. Use the correct type
6448 (sra_build_assignment): Likewise.
6449 (sra_build_elt_assignment): Likewise.
6450 (sra_explode_bitfield_assignment): Likewise.
6451 * print-tree.c (print_node): Do not check BIT_FIELD_REF_UNSIGNED.
6452 * tree-vect-transform.c (vect_create_epilog_for_reduction): Do not
6453 set BIT_FIELD_REF_UNSIGNED.
6454 (vectorizable_load): Likewise.
6456 2008-03-06 Andreas Krebbel <krebbel1@de.ibm.com>
6458 * cse.c (cse_extended_basic_block): Invalidate artificial defs
6461 2008-03-06 Richard Guenther <rguenther@suse.de>
6463 * alias.c (struct alias_set_entry): Move has_zero_child field
6464 to pack with alias_set.
6466 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
6468 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
6471 2008-03-05 Ian Lance Taylor <iant@google.com>
6473 * alias.h (alias_set_type): Change from HOST_WIDE_INT to int.
6475 2008-03-05 Kenneth Zadeck <zadeck@naturalbridge.com>
6477 * fwprop.c (update_df): Support width and offset parameters of
6479 * ra-conflict.c (mark_reg_store, clear_reg_in_live,
6480 global_conflicts): Change DF_REF_EXTRACT to either
6481 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
6482 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
6483 * df-scan.c (df_ref_record, df_defs_record,
6484 df_ref_create_structure, df_def_record_1, df_uses_record,
6485 df_get_conditional_uses, df_get_call_refs, df_insn_refs_collect,
6486 df_bb_refs_collect, df_entry_block_defs_collect,
6487 df_exit_block_uses_collect): Support new width and offset fields.
6488 (ref_extract_pool): New storage pool.
6489 (df_free_ref): New function.
6490 (df_reg_chain_unlink, df_free_collection_rec,
6491 df_sort_and_compress_refs): Call df_free_ref.
6492 (df_ref_equal_p, df_ref_compare): Compare offset and width fields
6494 (df_ref_create_structure): Allocate df_ref_extract if offset and
6495 width fields are used.
6496 (df_def_record_1): Get offset and width from ZERO_EXTRACT.
6497 (df_uses_record): Get offset and width from ZERO_EXTRACT
6499 * global.c (build_insn_chain): Change DF_REF_EXTRACT to either
6500 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
6501 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
6502 * df.h (df_ref_flags): Change DF_REF_EXTRACT to either
6503 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
6504 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
6505 (df_ref_extract): New structure.
6506 (DF_REF_WIDTH, DF_REF_OFFSET): New macros.
6507 (df_ref_create): Add width and offset parameters.
6509 2008-03-05 Richard Guenther <rguenther@suse.de>
6511 * tree-ssa-structalias.c (get_constraint_for_component_ref):
6512 Use ranges_overlap_p.
6513 (offset_overlaps_with_access): Rename
6514 to ranges_overlap_p and move ...
6515 * tree-flow-inline.h (ranges_overlap_p): ... here.
6517 * tree.h (get_inner_reference, handled_component_p): Update
6520 * tree.h (record_component_aliases, get_alias_set,
6521 alias_sets_conflict_p, alias_sets_must_conflict_p,
6522 objects_must_conflict_p): Move declarations ...
6523 * alias.h (record_component_aliases, get_alias_set,
6524 alias_sets_conflict_p, alias_sets_must_conflict_p,
6525 objects_must_conflict_p): ... here.
6526 Include coretypes.h.
6527 * Makefile.in (ALIAS_H): Add coretypes.h dependency.
6529 2008-03-05 Aldy Hernandez <aldyh@redhat.com>
6531 * cfg.c: Include tree-flow.h.
6532 (remove_edge_raw): Call redirect_edge_var_map_clear.
6533 (redirect_edge_succ_nodup): Call redirect_edge_var_map_dup.
6534 * tree-flow-inline.h (redirect_edge_var_map_def): New.
6535 (redirect_edge_var_map_result): New.
6536 * tree-cfgcleanup.c (remove_forwarder_block_with_phi): Replace
6537 PENDING_STMT use with redirect_edge_var_map_*.
6538 * tree-ssa.c (edge_var_maps): New definition.
6539 (redirect_edge_var_map_add): New.
6540 (redirect_edge_var_map_clear): New.
6541 (redirect_edge_var_map_dup): New.
6542 (redirect_edge_var_map_vector): New.
6543 (redirect_edge_var_map_destroy): New.
6544 (ssa_redirect_edge): Replace PENDING_STMT use with
6545 redirect_edge_var_map_*.
6546 (flush_pending_stmts): Same.
6547 (delete_tree_ssa): Destroy edge var map.
6548 * tree-flow.h (struct _edge_var_map): New.
6549 Define edge_var_map vector type.
6550 Declare redirect_edge_var_map_* prototypes.
6551 * Makefile.in (cfg.o): Depend on TREE_FLOW_H.
6552 * tree-cfg.c (reinstall_phi_args): Replace
6553 PENDING_STMT use with redirect_edge_var_map_*.
6555 2008-03-05 Richard Guenther <rguenther@suse.de>
6557 PR tree-optimization/35472
6558 * tree-ssa-dse.c (dse_optimize_stmt): Do not delete a store
6559 whose single use_stmt has a overlapping set of loaded and
6560 stored symbols as that use_stmt might be a noop assignment then.
6562 2008-03-05 Joel Sherrill <joel.sherrill@oarcorp.com>
6564 * gthr-rtems.h: Implement __gthread_mutex_destroy.
6566 2008-03-05 Richard Guenther <rguenther@suse.de>
6569 * tree.def (BIT_FIELD_REF): Document that operands 1 and 2
6570 should be constants.
6571 * tree-cfg.c (verify_expr): Verify it.
6572 * fold-const.c (fold_truthop): Remove code generating
6573 BIT_FIELD_REFs of structure bases.
6574 (fold_binary): Likewise.
6575 (fold_ternary): Position and size of BIT_FIELD_REFs are
6576 always host integers.
6577 (make_bit_field_ref): Remove.
6578 (optimize_bit_field_compare): Remove.
6579 (all_ones_mask_p): Remove.
6581 2008-03-05 Gabor Loki <loki@gcc.gnu.org>
6584 * rtl-factoring.c (clear_regs_live_in_seq): Fix backward steps.
6585 (split_block_and_df_analyze): New. Split basic block and rebuild
6587 (block_label_after): Use SPLIT_BLOCK_AND_DF_ANALYZE instead of
6589 (split_pattern_seq): Likewise.
6590 (erase_matching_seqs): Likewise.
6591 (split_pattern_seq): Skip return insn in case of REG_NORETURN note.
6593 2008-03-04 Geoff Keating <geoffk@apple.com>
6595 * fold-const.c (tree_single_nonnegative_warnv_p): Fix mixed
6596 declaration and code.
6597 (tree_invalid_nonnegative_warnv_p): Likewise.
6599 2008-03-05 Serge Belyshev <belyshev@depni.sinp.msu.ru>
6601 * doc/install.texi (Testing): Correct quoting for the RUNTESTFLAGS
6602 examples. Truncate option-names then causing overfull hbox.
6604 2008-03-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6607 * configure.ac (CONFIG_SJLJ_EXCEPTIONS): Force SJLJ exceptions
6609 * configure: Rebuilt.
6611 2008-03-04 Rafael Espindola <espindola@google.com>
6613 * fold-const.c (tree_simple_nonnegative_warnv_p): New.
6614 (tree_unary_nonnegative_warnv_p): New.
6615 (tree_binary_nonnegative_warnv_p): New.
6616 (tree_single_nonnegative_warnv_p): New.
6617 (tree_invalid_nonnegative_warnv_p): New.
6618 (tree_expr_nonnegative_warnv_p): Redefine in term of the new functions.
6620 2008-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6623 * opts.c (handle_option): Postpone 'unknown option' errors only for
6626 2008-03-04 H.J. Lu <hongjiu.lu@intel.com>
6629 * config/i386/smmintrin.h (SIDD_XXX): Renamed to ...
6632 2008-03-04 Rafael Espindola <espindola@google.com>
6634 * fold-const.c (tree_unary_nonzero_warnv_p): New.
6635 (tree_binary_nonzero_warnv_p): New.
6636 (tree_single_nonzero_warnv_p): New.
6637 (tree_expr_nonzero_warnv_p): Redefine using the new functions.
6639 2008-03-04 Uros Bizjak <ubizjak@gmail.com>
6642 * fold-const.c (fold_cond_expr_with_comparison): Prevent
6643 transformations for modes that have signed zeros.
6644 * ifcvt.c (noce_try_abs): Ditto.
6646 2008-03-04 Joseph Myers <joseph@codesourcery.com>
6648 * config/i386/i386.c (override_options): Force
6649 -maccumulate-outgoing-args on if TARGET_STACK_PROBE.
6651 2008-03-04 Jan Hubicka <jh@suse.cz>
6654 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Fix typo
6657 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
6659 * config/i386/i386.md (allocate_stack_worker_32): Use __chkstk
6660 label to probe the stack.
6662 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
6664 * gthr-win32.h [__GTHREAD_HIDE_WIN32API]
6665 (__gthr_win32_mutex_destroy): Declare.
6666 [__GTHREAD_HIDE_WIN32API] (__gthread_mutex_destroy): Use
6667 __gthr_win32_mutex_destroy.
6668 * config/i386/gthr-win32.c (__gthr_win32_mutex_destroy): Define.
6670 2008-03-03 Jan Hubicka <jh@suse.cz>
6673 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Be more
6674 aggressive on inlining cold calls.
6676 2008-03-03 Richard Guenther <rguenther@suse.de>
6678 * tree-ssa-sccvn.c (visit_reference_op_store): Do not insert
6679 struct copies into the expression table.
6680 (simplify_unary_expression): Handle VIEW_CONVERT_EXPR.
6681 (try_to_simplify): Likewise.
6682 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPR of
6683 integral and pointer arguments which do not change the
6684 precision to NOP_EXPRs.
6685 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Adjust
6686 VIEW_CONVERT_EXPR case.
6688 2008-03-02 Sebastian Pop <sebastian.pop@amd.com>
6690 * tree-scalar-evolution.c (instantiate_parameters_1): An SSA_NAME
6691 defined in a loop at depth 0 is invariant.
6692 * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
6693 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Should never
6694 be called at loop depth 0.
6696 2008-03-02 Jakub Jelinek <jakub@redhat.com>
6699 * gcc.c (process_command): Update copyright notice dates.
6700 * gcov.c (print_version): Likewise.
6701 * gcov-dump.c (print_version): Likewise.
6702 * mips-tfile.c (main): Likewise.
6703 * mips-tdump.c (main): Likewise.
6705 2008-03-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6708 * c-common.c (flag_permissive): Delete.
6709 (constant_expression_warnings): Check flags first.
6710 (constant_expression_error): New.
6711 * c-common.h (flag_permissive): Delete.
6712 (constant_expression_error): Declare.
6713 * flags.h (flag_permissive): Declare. Update description.
6714 * diagnostic.c (pedwarn): Update.
6716 * diagnostic.h: (pedantic_error_kind): Rename as pedantic_warning_kind.
6717 (permissive_error_kind): New.
6718 * toplev.c (flag_permissive): Define. Update description.
6719 * toplev.h (permissive_error_kind): Declare.
6720 * c-errors.c (pedwarn_c99): Use pedantic_warning_kind.
6721 (pedwarn_c90): Use pedantic_warning_kind.
6722 * c-opts.c (c_common_post_options): flag_permissive does not affect
6723 flag_pedantic_errors.
6725 2008-03-02 Joseph Myers <joseph@codesourcery.com>
6727 * libgcc2.c (__addvSI3, __addvsi3, __addvDI3, __subvSI3,
6728 __subvsi3, __subvDI3, __negvSI2, __negvsi2, __negvDI2, __absvSI2,
6729 __absvsi2, __absvDI2): Use unsigned arithmetic.
6731 2008-03-02 Andi Kleen <ak@suse.de>
6732 Richard Guenther <rguenther@suse.de>
6734 * struct-equiv.c: Remove file.
6735 * cfg_cleanup.c (condjump_equiv_p): Remove.
6736 * Makefile.in (OBJS-common): Remove struct-equiv.o.
6737 (struct-equiv.o): Remove rule.
6738 * basic-block.h (struct_equiv_checkpoint, STRUCT_EQUIV_*,
6739 insns_match_p, struct_equiv_block_eq, struct_equiv_init,
6740 rtx_equiv_p, condjump_equiv_p): Remove prototypes.
6742 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
6744 * ifcvt.c (noce_process_if_block): Try to handle only the then
6745 block if the else block exists but isn't suitable.
6747 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
6750 * gthr-posix.h (__gthread_mutex_destroy): Remove extra declarations.
6751 * gthr-posix95.h (__gthread_mutex_destroy): Likewise. Note this fixes
6752 regression from previous patch.
6754 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
6757 * gthr.h: Add __gthread_mutex_destroy as a function that must be
6759 * gthr-vxworks.h (__gthread_mutex_destroy): Null implementation.
6760 * gthr-single.h (__gthread_mutex_destroy): Likewise.
6761 * gthr-rtems.h (__gthread_mutex_destroy): Likewise.
6762 * gthr-mipssde.h (__gthread_mutex_destroy): Likewise.
6763 * gthr-nks.h (__gthread_mutex_destroy): Likewise.
6764 * gthr-solaris.h (__gthread_mutex_destroy): Call mutex_destroy.
6765 * gthr-win32.h (__GTHREAD_MUTEX_DESTROY_FUNCTION): Remove.
6766 (__gthread_mutex_destroy_function): Rename to
6767 __gthread_mutex_destroy.
6768 * gthr-dce.h (__gthread_mutex_destroy): Call
6769 pthread_mutex_destroy.
6770 * gthr-tpf.h (__gthread_mutex_destroy): Likewise.
6771 * gthr-posix.h (__gthread_mutex_destroy): Likewise.
6772 * gthr-posix95.h (__gthread_mutex_destroy): Likewise.
6774 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
6776 * df-scan.c (df_ref_chain_change_bb): Simplify.
6777 (df_insn_change_bb): Add new_bb argument. Simplify. Call
6778 set_block_for_insn if there's any change.
6779 * df.h ((df_insn_change_bb): Fix prototype.
6780 * cfgrtl.c (update_bb_for_insn_chain): Pass bb to
6781 df_insn_change_bb, don't call set_block_for_insn.
6782 * emit-rtl.c (reorder_insns): Likewise.
6783 * haifa-sched.c (move_insn): Likewise.
6785 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
6787 * rtlanal.c (loc_mentioned_in_p): Test XVECEXPs correctly.
6789 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
6791 * tree-flow-inline.h (next_readonly_imm_use): Return
6792 NULL_USE_OPERAND_P after the end.
6794 2008-03-01 Richard Guenther <rguenther@suse.de>
6796 PR tree-optimization/35411
6797 * tree-sra.c (sra_build_assignment): Split conversion to
6798 final type to a separate statement if we are not assigning
6801 2008-02-29 Francois-Xavier Coudert <coudert@clipper.ens.fr>
6803 * fold-const.c (fold_convertible_p): Correct the logic to follow
6804 that in fold_convert().
6806 2008-02-29 Douglas Gregor <doug.gregor@gmail.com>
6809 * tree-inline.c (build_duplicate_type): When we make a
6810 duplicate type, make it unique in the canonical types system.
6812 2008-02-29 Tom Tromey <tromey@redhat.com>
6814 * toplev.c (input_file_stack, input_file_stack_tick, fs_p,
6815 input_file_stack_history, input_file_stack_restored): Remove.
6816 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
6817 * input.h (struct file_stack): Remove.
6818 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
6819 (input_file_stack, input_file_stack_tick, INPUT_FILE_STACK_BITS):
6821 * diagnostic.h (struct diagnostic_context) <last_module>: Change
6823 (diagnostic_last_module_changed): Add 'map' argument.
6824 (diagnostic_set_last_function): Likewise.
6825 * diagnostic.c (undiagnostic_report_current_module): Iterate using
6826 line map, not input_file_stack.
6827 * c-lex.c (fe_file_change): Don't use push_srcloc or pop_srcloc.
6829 2008-02-29 Paul Brook <paul@codesourcery.com>
6831 * config/arm/arm.md (arm_addsi3): Add r/k/n alternative.
6833 2008-02-29 Paul Brook <paul@codesourcery.com>
6835 * config/arm/ieee754-df.S (muldf3): Use RET macros.
6837 2008-02-29 Richard Guenther <rguenther@suse.de>
6839 * tree-ssa-pre.c (get_sccvn_value): Create missing VNs via
6841 * tree-ssa-sccnv.c (visit_reference_op_store): Use the rhs
6842 value for comparing for a store match.
6843 (simplify_unary_expression): Do nothing for SSA_NAMEs.
6844 (try_to_simplify): Do not do a full-blown reference lookup.
6846 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
6848 * config/sh/sh.c (sh_scalar_mode_supported_p): New function.
6849 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
6851 * config/sh/sh.h (OVERRIDE_OPTIONS): Don't warn for profiling.
6853 2008-02-29 Sebastian Pop <sebastian.pop@amd.com>
6855 * tree-loop-linear.c (try_interchange_loops): Compare memory access
6856 strides against cache sizes.
6858 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
6860 * config/sh/sh.c (sh_secondary_reload): Handle loading a float
6863 2008-02-28 Richard Sandiford <rsandifo@nildram.co.uk>
6865 * simplify-rtx.c (simplify_unary_operation_1): Extend the handling
6866 of SUBREG_PROMOTED_VAR_P to cope with cases where the extended value
6867 is smaller than the original promoted value.
6868 (simplify_subreg): If OP is a SUBREG, try to preserve its
6869 SUBREG_PROMOTED_VAR_P information.
6871 2008-02-28 Steven Bosscher <stevenb.gcc@gmail.com>
6873 * tree-ssa-sccvn (vn_ssa_aux_obstack): New obstack.
6874 (VN_INFO_GET): Allocate new objects on the obstack.
6875 (init_scc_vn): Initialize the obstack. Use XDELETE instead of free
6876 for rpo_numbers_temp, for consistency.
6877 (free_scc_vn): Free the obstack.
6879 2008-02-28 Sebastian Pop <sebastian.pop@amd.com>
6881 * doc/invoke.texi: Document -ftree-loop-distribution.
6882 * tree-loop-distribution.c: New.
6883 * tree-pass.h (pass_loop_distribution): New.
6884 * graphds.h (struct graph): Add htab_t indices.
6885 * timevar.def (TV_TREE_LOOP_DISTRIBUTION): New.
6886 * tree-vectorizer.c (rename_variables_in_loop): Extern.
6887 (slpeel_tree_duplicate_loop_to_edge_cfg): Init PENDING_STMT to NULL.
6888 * tree-vectorizer.h (tree_duplicate_loop_on_edge): Declared.
6889 * tree-data-ref.c (debug_data_dependence_relations): New.
6890 (dump_data_dependence_relation): Also print data references.
6891 (free_data_ref): Extern.
6892 (same_access_functions): Moved...
6893 (find_vertex_for_stmt): Renamed rdg_vertex_for_stmt.
6894 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
6895 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg_1, dot_rdg,
6896 struct rdg_vertex_info, rdg_vertex_for_stmt): New.
6897 (create_rdg_edge_for_ddr, create_rdg_vertices): Cleaned up.
6898 (stmts_from_loop): Skip LABEL_EXPR.
6899 (hash_stmt_vertex_info, eq_stmt_vertex_info, hash_stmt_vertex_del):
6901 (build_rdg): Initialize rdg->indices htab.
6902 (free_rdg, stores_from_loop, ref_base_address,
6903 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses,
6904 have_similar_memory_accesses_1, ref_base_address_1,
6905 remove_similar_memory_refs): New.
6906 * tree-data-ref.h: Depend on tree-chrec.h.
6907 (debug_data_dependence_relations, free_data_ref): Declared.
6908 (same_access_functions): ... here.
6909 (ddr_is_anti_dependent, ddrs_have_anti_deps, ddr_dependence_level):
6911 (struct rdg_vertex): Add has_mem_write and has_mem_reads.
6912 (RDGV_HAS_MEM_WRITE, RDGV_HAS_MEM_READS, RDG_STMT,
6913 RDG_MEM_WRITE_STMT, RDG_MEM_READS_STMT): New.
6914 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
6915 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg,
6916 rdg_vertex_for_stmt): Declared.
6917 (struct rdg_edge): Add level.
6919 (free_rdg, stores_from_loop, remove_similar_memory_refs,
6920 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses):
6922 (rdg_has_similar_memory_accesses): New.
6923 * tree-vect-analyze.c: Remove unused static decls.
6924 * lambda.h (dependence_level): New.
6925 * common.opt (ftree-loop-distribution): New.
6926 * tree-flow.h (mark_virtual_ops_in_bb,
6927 slpeel_tree_duplicate_loop_to_edge_cfg,
6928 rename_variables_in_loop): Declared.
6929 * Makefile.in (TREE_DATA_REF_H): Depend on tree-chrec.h.
6930 (OBJS-common): Add tree-loop-distribution.o.
6931 (tree-loop-distribution.o): New rule.
6932 * tree-cfg.c (mark_virtual_ops_in_bb): New.
6933 (mark_virtual_ops_in_region): Use mark_virtual_ops_in_bb.
6934 * passes.c (init_optimization_passes): Schedule pass_loop_distribution.
6936 2008-02-28 Joseph Myers <joseph@codesourcery.com>
6939 * tree.c (handle_dll_attribute): Disallow TYPE_DECLs for types
6940 other than structures and unions.
6942 2008-02-28 Richard Guenther <rguenther@suse.de>
6945 2008-02-26 Richard Guenther <rguenther@suse.de>
6947 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
6948 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
6949 (lookup_decl_from_uid): Declare.
6950 (remove_decl_from_map): Likewise.
6951 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
6952 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
6953 (decl_for_uid_map): New global hashtable mapping DECL_UID
6955 (init_ttree): Allocate it.
6956 (insert_decl_to_uid_decl_map): New helper function.
6957 (make_node_stat): Insert new decls into the map.
6958 (copy_node_stat): Likewise.
6959 (lookup_decl_from_uid): New function.
6960 (remove_decl_from_map): Likewise.
6961 (print_decl_for_uid_map_statistics): New helper.
6962 (dump_tree_statistics): Call it.
6964 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
6965 (referenced_var_iterator): Adjust.
6966 (FOR_EACH_REFERENCED_VAR): Adjust.
6967 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
6968 (num_referenced_vars): Adjust.
6969 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
6970 (first_referenced_var): Remove.
6971 (end_referenced_vars_p): Likewise.
6972 (next_referenced_var): Likewise.
6973 (referenced_var_iterator_set): New helper function.
6974 * tree-dfa.c (referenced_var_lookup): Adjust.
6975 (referenced_var_check_and_insert): Likewise.
6976 (remove_referenced_var): Likewise.
6977 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
6978 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
6979 (verify_call_clobbering): Likewise.
6980 (verify_memory_partitions): Likewise.
6981 (init_tree_ssa): Allocate bitmap instead of hashtable for
6983 (delete_tree_ssa): Adjust.
6984 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
6985 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
6986 (compute_tag_properties): Likewise.
6987 (set_initial_properties): Likewise.
6988 (find_partition_for): Likewise.
6989 (update_reference_counts): Likewise.
6990 (dump_may_aliases_for): Likewise.
6991 * tree-ssa-operands.c (add_virtual_operand): Likewise.
6992 (add_call_clobber_ops): Likewise.
6993 (add_call_read_ops): Likewise.
6994 (get_asm_expr_operands): Likewise.
6995 * tree-into-ssa.c (dump_decl_set): Likewise.
6996 (update_ssa): Likewise.
6997 * tree-sra.c (scan_function): Likewise.
6998 (decide_instantiations): Likewise.
6999 (scalarize_parms): Likewise.
7000 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
7001 (dsa_named_for): Likewise.
7002 * tree-ssa-structalias.c (update_alias_info): Likewise.
7003 (merge_smts_into): Likewise.
7005 2008-02-27 David Daney <ddaney@avtrex.com>
7008 * config/mips/iris.h (MIPS_DEBUGGING_INFO): Define.
7009 * config/mips/openbsd.h (MIPS_DEBUGGING_INFO): Same.
7010 * config/mips/sde.h (MIPS_DEBUGGING_INFO): Remove undef.
7011 * config/mips/vxworks.h (MIPS_DEBUGGING_INFO): Same.
7012 * config/mips/mips.h (MIPS_DEBUGGING_INFO): Remove define.
7014 2008-02-27 Uros Bizjak <ubizjak@gmail.com>
7017 * config/darwin-ppc-ldouble-patch.def (BUILT_IN_NANL): Add.
7018 (BUILT_IN_NEXTTOWARD): Remove.
7019 (BUILT_IN_NEXTTOWARDF): Ditto.
7020 * config/darwin.c (darwin_patch_builtin): Use ACONCAT instead of
7021 alloca/strcpy/strcat. Remove commented-out code. Fix whitespace.
7023 2008-02-27 Tom Tromey <tromey@redhat.com>
7025 * tree-dump.c (dequeue_and_dump) <FUNCTION_DECL>: Check
7026 DECL_SAVED_TREE, not DECL_LANG_SPECIFIC, when dumping body.
7028 2008-02-27 Jan Beulich <jbeulich@novell.com>
7030 * c-decl.c (merge_decls): Use DECL_USER_ALIGN() on olddecl to
7031 update the respective field on newdecl.
7033 2008-02-27 Revital Eres <eres@il.ibm.com>
7035 PR rtl-optimization/34999
7036 * bb-reorder.c (add_labels_and_missing_jumps): Do not handle
7037 crossing edges that ends with a call insn.
7038 (fix_up_fall_thru_edges): Handle crossing edges that ends with a
7039 call insn and clear the EDGE_CROSSING flag of the crossing edge
7040 when fixing fallthru edges.
7042 2008-02-27 Richard Guenther <rguenther@suse.de>
7045 * fold-const.c (fold_unary): Return the correct argument,
7046 converted to the result type.
7048 2008-02-27 Richard Guenther <rguenther@suse.de>
7051 * expr.c (expand_expr_real_1): Assert on rotates that operate
7053 * fold-const.c (fold_binary): Use the types precision, not the
7054 bitsize of the mode if folding rotate expressions. Build rotates
7055 only for full modes.
7057 2008-02-27 Jakub Jelinek <jakub@redhat.com>
7059 * c-ppoutput.c (scan_translation_unit): Handle CPP_PRAGMA
7061 * c-pragma.c (pragma_ns_name): New typedef.
7062 (registered_pp_pragmas): New variable.
7063 (c_pp_lookup_pragma): New function.
7064 (c_register_pragma_1): If flag_preprocess_only, do nothing
7065 for non-expanded pragmas, for expanded ones push pragma's
7066 namespace and name into registered_pp_pragmas vector.
7067 (c_invoke_pragma_handler): Register OpenMP pragmas even when
7068 flag_preprocess_only, don't register GCC pch_preprocess
7069 pragma if flag_preprocess_only.
7070 * c-opts.c (c_common_init): Call init_pragma even if
7071 flag_preprocess_only.
7072 * c-pragma.c (c_pp_lookup_pragma): New prototype.
7073 * config/darwin.h (DARWIN_REGISTER_TARGET_PRAGMAS): Don't call
7074 cpp_register_pragma if flag_preprocess_only.
7076 2008-02-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7079 * c-parser.c (c_parser_translation_unit): Warn for empty
7080 translation unit, not empty source file.
7082 2008-02-26 Paul Brook <paul@codesourcery.com>
7084 * config/arm/arm.c (thumb_set_frame_pointer): Ensure SP is first
7085 operand for Thumb-2.
7086 * config/arm/arm.h (reg_class): Add CORE_REGS.
7087 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Ditto.
7088 (BASE_REG_CLASS): Use CORE_REGS.
7089 (PREFERRED_RELOAD_CLASS): Add STACK_REG.
7090 (REGNO_MODE_OK_FOR_REG_BASE_P): Use REGNO_MODE_OK_FOR_BASE_P.
7091 (REGNO_OK_FOR_INDEX_P): Exclude SP.
7092 (ARM_REG_OK_FOR_INDEX_P): Always define. Use
7093 ARM_REGNO_OK_FOR_INDEX_P.
7094 (ARM_PRINT_OPERAND_ADDRESS): Swap operands for [reg, sp].
7095 * config/arm/arm.md (arm_addsi3, thumb1_addsi3, arm_subsi3_insn,
7096 arm_movsi_insn, thumb1_movsi_insni, stack_tie): Add "k" alternatives.
7097 (ldm/stm peepholes): Ditto.
7098 * config/arm/thumb2.md (thumb2_movdi): Add "k" alternatives.
7099 * config/arm/vfp.md (arm_movsi_vfp, thumb2_movsi_vfp): Ditto.
7100 * config/arm/iwmmxt.md (iwmmxt_movsi_insn): Ditto.
7101 * config/arm/constraints.md: Enable "k" constraint on ARM.
7103 2008-02-27 Ben Elliston <bje@au.ibm.com>
7105 * config/rs6000/rs6000.c: Annotate cache line size field in all
7106 instances of struct processor_costs.
7108 2008-02-26 David Edelsohn <edelsohn@gnu.org>
7110 * dbgcnt.def (cfg_cleanup, cprop1, cprop2, dce_fast, dce_ud, dse1,
7111 dse2, gcse, if_conversion, if_after_combine, if_after_reload,
7112 jump_bypass): New counters.
7113 * cfgcleanup.c (cleanup_cfg): Add dbg_cnt.
7114 * dce.c (gate_ud_dce): Same.
7115 (gate_fast_dce): Same.
7116 * dse.c (gate_dse1): New function.
7117 (gate_dse2): New function.
7118 (gate_dse): Merge results of new gate functions.
7119 * gcse.c (gcse_main): Bracket cprop1 and cprop2 with dbg_cnt.
7120 (gate_handle_jump_bypass): Add dbg_cnt.
7121 (gate_handle_gcse): Add dbg_cnt.
7122 * ifcvt.c (gate_handle_if_conversion): Same.
7123 (gate_handle_if_after_combine): Same.
7124 (gate_handle_if_after_reload): Same.
7125 * Makefile.in: Add DBGCNT_H to cfgcleanup.o and ifcvt.o.
7127 2008-02-26 Edmar Wienskoski <edmar@freescale.com>
7129 * config/rs6000/rs6000.c (processor_costs): Update e300 cache
7131 * doc/invoke.texi: Add e300c2 and e300c3 to list of cpus.
7133 2008-02-26 Jason Merrill <jason@redhat.com>
7136 * attribs.c (decl_attributes): Leave ATTR_FLAG_TYPE_IN_PLACE
7137 alone if it's the naming decl for the type's main variant.
7139 2008-02-26 Tom Tromey <tromey@redhat.com>
7141 * system.h (USE_MAPPED_LOCATION): Poison.
7142 * Makefile.in (GTFILES): Put CPP_ID_DATA_H first.
7143 * tree-cfg.c (make_cond_expr_edges): Remove old location code.
7144 (make_goto_expr_edges): Likewise.
7145 (remove_bb): Likewise.
7146 (execute_warn_function_return): Likewise.
7147 * basic-block.h (struct edge_def) <goto_locus>: Change type to
7149 * c-common.c (fname_decl): Remove old location code.
7150 * tree-vect-transform.c (vect_finish_stmt_generation): Remove old
7152 * rtl.h (ASM_OPERANDS_SOURCE_LOCATION): Remove old-location
7154 (ASM_INPUT_SOURCE_LOCATION): Likewise.
7155 (gen_rtx_ASM_INPUT): Likewise.
7156 (gen_rtx_ASM_INPUT_loc): Likewise.
7157 (get_rtx_asm_OPERANDS): Remove.
7158 * cfglayout.c (insn_locators_alloc): Remove old location code.
7159 (set_curr_insn_source_location): Likewise.
7160 (curr_insn_locator): Likewise.
7161 * print-tree.c (print_node): Remove old location code.
7162 * tree-mudflap.c (mf_varname_tree): Remove old location code.
7163 (mf_file_function_line_tree): Remove test of USE_MAPPED_LOCATION.
7164 * cfgexpand.c (expand_gimple_cond_expr): Don't use
7165 location_from_locus.
7166 (construct_exit_block): Remove old location code.
7167 * emit-rtl.c (force_next_line_note): Remove old location code.
7168 * profile.c (branch_prob): Remove old location code.
7169 * tree-vectorizer.h (LOC, UNKNOWN_LOC, EXPR_LOC, LOC_FILE,
7170 LOC_LINE): Remove old-location variants.
7171 * langhooks.c (lhd_print_error_function): Remove old location
7173 * configure, config.in: Rebuilt.
7174 * configure.ac (--enable-mapped-location): Remove.
7175 * c-decl.c (c_init_decl_processing): Remove old location code.
7176 (finish_function): Likewise.
7177 * recog.c (decode_asm_operands): Remove old location code.
7178 * c-pch.c (c_common_read_pch): Remove old location code.
7179 * rtl.def (ASM_INPUT, ASM_OPERANDS): Remove old location
7181 * gimple-low.c (lower_function_body): Remove old location code.
7182 * toplev.c (unknown_location): Remove.
7183 (push_srcloc): Remove old-location variant.
7184 (process_options): Remove old location code.
7185 (lang_dependent_init): Likewise.
7186 * input.h (UNKNOWN_LOCATION): Move definition.
7187 (location_t): Undeprecate.
7188 (source_locus): Remove.
7189 (location_from_locus): Remove.
7190 (struct location_s): Remove.
7191 Remove all old-location code.
7192 (input_line, input_filename): Remove.
7193 * final.c (final_scan_insn): Remove old location code.
7194 * diagnostic.c (diagnostic_build_prefix): Remove
7195 USE_MAPPED_LOCATION test.
7196 * tree.h (gimple_stmt) <locus>: Now a location_t.
7197 (tree_exp) <locus>: Likewise.
7198 (DECL_IS_BUILTIN): Remove old-location variant.
7199 (annotate_with_file_line, annotate_with_locus): Likewise.
7200 (expr_locus, set_expr_locus): Update.
7201 * tree.c (build1_stat): Remove old location code.
7202 (last_annotated_node): Remove.
7203 (annotate_with_file_line): Remove old-location variant.
7204 (annotate_with_locus): Likewise.
7205 (expr_location): Remove old location code.
7206 (set_expr_location): Likewise.
7207 (expr_has_location): Likewise.
7208 (expr_locus): Likewise.
7209 (set_expr_locus): Likewise.
7210 (expr_filename): Don't use location_from_locus.
7211 (expr_lineno): Likewise.
7212 * rtl-error.c (location_for_asm): Remove old location code.
7213 * c-lex.c (cb_line_change): Remove old location code.
7214 (fe_file_change): Likewise.
7215 (cb_def_pragma): Likewise.
7216 (c_lex_with_flags): Likewise.
7217 * gengtype.c (do_typedef): Don't special-case location types.
7218 (define_location_structures): Remove.
7219 (main): Don't call define_location_structures.
7220 * tree-pretty-print.c (dump_implicit_edges): Remove old location
7223 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7226 * builtins.def (BUILT_IN_STDARG_START): Remove.
7227 * builtins.c (expand_builtin): Remove BUILT_IN_STDARG_START.
7228 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
7229 * tree-inline.c (inline_forbidden_p_1): Likewise.
7231 2008-02-26 Richard Guenther <rguenther@suse.de>
7233 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
7234 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
7235 (lookup_decl_from_uid): Declare.
7236 (remove_decl_from_map): Likewise.
7237 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
7238 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
7239 (decl_for_uid_map): New global hashtable mapping DECL_UID
7241 (init_ttree): Allocate it.
7242 (insert_decl_to_uid_decl_map): New helper function.
7243 (make_node_stat): Insert new decls into the map.
7244 (copy_node_stat): Likewise.
7245 (lookup_decl_from_uid): New function.
7246 (remove_decl_from_map): Likewise.
7247 (print_decl_for_uid_map_statistics): New helper.
7248 (dump_tree_statistics): Call it.
7250 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
7251 (referenced_var_iterator): Adjust.
7252 (FOR_EACH_REFERENCED_VAR): Adjust.
7253 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
7254 (num_referenced_vars): Adjust.
7255 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
7256 (first_referenced_var): Remove.
7257 (end_referenced_vars_p): Likewise.
7258 (next_referenced_var): Likewise.
7259 (referenced_var_iterator_set): New helper function.
7260 * tree-dfa.c (referenced_var_lookup): Adjust.
7261 (referenced_var_check_and_insert): Likewise.
7262 (remove_referenced_var): Likewise.
7263 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
7264 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
7265 (verify_call_clobbering): Likewise.
7266 (verify_memory_partitions): Likewise.
7267 (init_tree_ssa): Allocate bitmap instead of hashtable for
7269 (delete_tree_ssa): Adjust.
7270 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
7271 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
7272 (compute_tag_properties): Likewise.
7273 (set_initial_properties): Likewise.
7274 (find_partition_for): Likewise.
7275 (update_reference_counts): Likewise.
7276 (dump_may_aliases_for): Likewise.
7277 * tree-ssa-operands.c (add_virtual_operand): Likewise.
7278 (add_call_clobber_ops): Likewise.
7279 (add_call_read_ops): Likewise.
7280 (get_asm_expr_operands): Likewise.
7281 * tree-into-ssa.c (dump_decl_set): Likewise.
7282 (update_ssa): Likewise.
7283 * tree-sra.c (scan_function): Likewise.
7284 (decide_instantiations): Likewise.
7285 (scalarize_parms): Likewise.
7286 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
7287 (dsa_named_for): Likewise.
7288 * tree-ssa-structalias.c (update_alias_info): Likewise.
7289 (merge_smts_into): Likewise.
7291 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7294 * doc/invoke.texi (-Wall): Add -Wvolatile-register-var.
7295 * c-opts.c (c_common_handle_option): Wall enables
7296 Wvolatile-register-var.
7297 * common.opt: Move Wvolatile-register-var to...
7300 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7302 * common.opt (Wlarger-than=): New.
7303 * doc/invoke.texi (Warning Options): Replace -Wlarger-than- with
7305 * opts.c (common_handle_option): Handle -Wlarger-than=.
7306 * optc-gen.awk: Likewise.
7307 * opth-gen.awk: Likewise.
7308 * stor-layout.c (layout_decl): Use -Wlarger-than= for warning.
7309 * tree-optimize.c (tree_rest_of_compilation): Likewise.
7311 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7313 * c-common.c (match_case_to_enum_1): Add appropriate
7314 OPT_W* parameter to warning.
7315 (c_do_switch_warnings): Likewise.
7316 * c-typeck.c (warning_init): Add one more parameter following
7318 (push_init_level): Update call to warning_init.
7319 (pop_init_level): Likewise.
7320 (add_pending_init): Likewise.
7321 (output_init_element: Likewise.
7323 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7326 * toplev.c (toplev_main): If there are warnings or error, print
7327 errors for ignored options.
7328 * opts.c (ignored_options): New static variable.
7329 (postpone_unknown_option_error): New.
7330 (print_ignored_options): New.
7331 (handle_option): Postpone errors for unknown -Wno-* options.
7332 * opts.h (print_ignored_options): Declare.
7334 2008-02-25 Richard Sandiford <rsandifo@nildram.co.uk>
7336 * config/mips/mips.md (loadgp_blockage, blockage): Change type
7339 2008-02-25 Richard Guenther <rguenther@suse.de>
7342 2008-02-25 Richard Guenther <rguenther@suse.de>
7344 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
7345 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
7346 (lookup_decl_from_uid): Declare.
7347 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
7348 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
7349 (decl_for_uid_map): New global hashtable mapping DECL_UID
7351 (init_ttree): Allocate it.
7352 (insert_decl_to_uid_decl_map): New helper function.
7353 (make_node_stat): Insert new decls into the map.
7354 (copy_node_stat): Likewise.
7355 (lookup_decl_from_uid): New function.
7356 (print_decl_for_uid_map_statistics): New helper.
7357 (dump_tree_statistics): Call it.
7359 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
7360 (referenced_var_iterator): Adjust.
7361 (FOR_EACH_REFERENCED_VAR): Adjust.
7362 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
7363 (num_referenced_vars): Adjust.
7364 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
7365 (first_referenced_var): Remove.
7366 (end_referenced_vars_p): Likewise.
7367 (next_referenced_var): Likewise.
7368 (referenced_var_iterator_set): New helper function.
7369 * tree-dfa.c (referenced_var_lookup): Adjust.
7370 (referenced_var_check_and_insert): Likewise.
7371 (remove_referenced_var): Likewise.
7372 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
7373 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
7374 (verify_call_clobbering): Likewise.
7375 (verify_memory_partitions): Likewise.
7376 (init_tree_ssa): Allocate bitmap instead of hashtable for
7378 (delete_tree_ssa): Adjust.
7379 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
7380 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
7381 (compute_tag_properties): Likewise.
7382 (set_initial_properties): Likewise.
7383 (find_partition_for): Likewise.
7384 (update_reference_counts): Likewise.
7385 (dump_may_aliases_for): Likewise.
7386 * tree-ssa-operands.c (add_virtual_operand): Likewise.
7387 (add_call_clobber_ops): Likewise.
7388 (add_call_read_ops): Likewise.
7389 (get_asm_expr_operands): Likewise.
7390 * tree-into-ssa.c (dump_decl_set): Likewise.
7391 (update_ssa): Likewise.
7392 * tree-sra.c (scan_function): Likewise.
7393 (decide_instantiations): Likewise.
7394 (scalarize_parms): Likewise.
7395 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
7396 (dsa_named_for): Likewise.
7397 * tree-ssa-structalias.c (update_alias_info): Likewise.
7398 (merge_smts_into): Likewise.
7400 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
7403 * doc/invoke.texi (-fcx-limited-range): Document new option.
7404 * toplev.c (process_options): Handle -fcx-fortran-rules.
7405 * common.opt: Add documentation for -fcx-fortran-rules.
7407 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
7410 * doc/invoke.texi (-fcx-limited-range): Correct to be in line with
7411 actual behaviour and C99.
7413 2008-02-26 Ben Elliston <bje@au.ibm.com>
7415 * config/rs6000/rs6000.h (ASM_CPU_POWER5_SPEC): Define.
7416 (ASM_CPU_POWER6_SPEC): Likewise.
7417 (ASM_CPU_SPEC): Pass %(asm_cpu_power5) for -mcpu=power5.
7418 Likewise, pass %(asm_cpu_power6) for -mcpu=power6.
7419 (EXTRA_SPECS): Add asm_cpu_power5, asm_cpu_power6 spec strings.
7421 2008-02-25 Richard Guenther <rguenther@suse.de>
7423 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
7424 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
7425 (lookup_decl_from_uid): Declare.
7426 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
7427 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
7428 (decl_for_uid_map): New global hashtable mapping DECL_UID
7430 (init_ttree): Allocate it.
7431 (insert_decl_to_uid_decl_map): New helper function.
7432 (make_node_stat): Insert new decls into the map.
7433 (copy_node_stat): Likewise.
7434 (lookup_decl_from_uid): New function.
7435 (print_decl_for_uid_map_statistics): New helper.
7436 (dump_tree_statistics): Call it.
7438 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
7439 (referenced_var_iterator): Adjust.
7440 (FOR_EACH_REFERENCED_VAR): Adjust.
7441 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
7442 (num_referenced_vars): Adjust.
7443 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
7444 (first_referenced_var): Remove.
7445 (end_referenced_vars_p): Likewise.
7446 (next_referenced_var): Likewise.
7447 (referenced_var_iterator_set): New helper function.
7448 * tree-dfa.c (referenced_var_lookup): Adjust.
7449 (referenced_var_check_and_insert): Likewise.
7450 (remove_referenced_var): Likewise.
7451 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
7452 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
7453 (verify_call_clobbering): Likewise.
7454 (verify_memory_partitions): Likewise.
7455 (init_tree_ssa): Allocate bitmap instead of hashtable for
7457 (delete_tree_ssa): Adjust.
7458 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
7459 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
7460 (compute_tag_properties): Likewise.
7461 (set_initial_properties): Likewise.
7462 (find_partition_for): Likewise.
7463 (update_reference_counts): Likewise.
7464 (dump_may_aliases_for): Likewise.
7465 * tree-ssa-operands.c (add_virtual_operand): Likewise.
7466 (add_call_clobber_ops): Likewise.
7467 (add_call_read_ops): Likewise.
7468 (get_asm_expr_operands): Likewise.
7469 * tree-into-ssa.c (dump_decl_set): Likewise.
7470 (update_ssa): Likewise.
7471 * tree-sra.c (scan_function): Likewise.
7472 (decide_instantiations): Likewise.
7473 (scalarize_parms): Likewise.
7474 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
7475 (dsa_named_for): Likewise.
7476 * tree-ssa-structalias.c (update_alias_info): Likewise.
7477 (merge_smts_into): Likewise.
7479 2008-02-25 Andreas Krebbel <krebbel1@de.ibm.com>
7482 * cse.c (cse_insn): Avoid creation of overlapping MEMs.
7483 * alias.c (nonoverlapping_memrefs_p): Export for use in other modules.
7484 * alias.h (nonoverlapping_memrefs_p): Likewise.
7486 2008-02-25 Jan Beulich <jbeulich@novell.com>
7488 * Makefile.in: Also prefix uses of crt0.o and mcrt0.o with $(T).
7489 * config/i386/netware-libgcc.exp: Add __bswap?i2,
7490 __emultls_get_address, __emultls_register_common,
7491 __floatundi?f, and _Unwind_GetIPInfo.
7492 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration):
7493 Sync with config/i386/winnt.c:gen_stdcall_or_fastcall_suffix().
7494 (gen_regparm_prefix): Likewise.
7495 (i386_nlm_encode_section_info): Sync with
7496 config/i386/winnt.c:i386_pe_encode_section_info().
7497 (i386_nlm_maybe_mangle_decl_assembler_name): New.
7498 i386_nlm_mangle_decl_assembler_name): New.
7499 (netware_override_options): New.
7500 * config/i386/netware.h (netware_override_options): Declare.
7501 (OVERRIDE_OPTIONS): Re-define to netware_override_options.
7502 (i386_nlm_mangle_decl_assembler_name): Declare.
7503 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Define.
7505 2008-02-25 Ben Elliston <bje@au.ibm.com>
7508 * c-decl.c (grokdeclarator): Remove unused local variables
7509 `typedef_type' and `type_as_written'.
7511 (find_rarely_executed_basic_blocks_and_crossing_edges): Remove
7512 unused local variable `has_hot_blocks'.
7513 (fix_crossing_conditional_branches): Remove unused local variable
7516 2008-02-25 Uros Bizjak <ubizjak@gmail.com>
7519 * builtins.def (BUILT_IN_NAN): Define as c99 builtin
7520 using DEF_C99_BUILTIN.
7521 (BUILT_IN_NANF): Ditto.
7522 (BUILT_IN_NANL): Ditto.
7524 2008-02-25 Ayal Zaks <zaks@il.ibm.com>
7525 Revital Eres <eres@il.ibm.com>
7527 * modulo-sched.c (calculate_must_precede_follow): Address TODO
7528 regarding the order of two dependent insns in the same row.
7530 2008-02-25 Eric Botcazou <ebotcazou@adacore.com>
7532 * stor-layout.c (layout_decl): Do not bump the alignment of a
7533 bit-field to more than byte alignment if it is packed.
7535 2008-02-24 David Edelsohn <edelsohn@gnu.org>
7537 * config/rs6000/rs6000.c (processor_costs): Add cache costs for
7540 2008-02-24 Diego Novillo <dnovillo@google.com>
7542 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg01094.html
7545 * tree-vrp.c (vrp_evaluate_conditional): With
7546 -Wtype-limits, emit a warning when comparing against a
7547 constant outside the natural range of OP0's type.
7548 * c.opt (Wtype-limits): Move ...
7549 * common.opt (Wtype-limits): ... here.
7551 2008-02-24 Edmar Wienskoski <edmar@freescale.com>
7553 * config.gcc (powerpc*-*-*): Add new cores e300c2 and e300c3.
7554 * config/rs6000/e300c2c3.md: New file.
7555 * config/rs6000/rs6000.c (processor_costs): Add new costs for
7557 (rs6000_override_options): Add e300c2 and e300c3 cases to
7558 processor_target_table. Do not allow usage of Altivec or Spe
7559 with e300 cores. Initialize rs6000_cost for e300c2 and e300c3.
7560 (rs6000_issue_rate): Set issue rate for e300c2 and e300c3.
7561 * config/rs6000/rs6000.h (processor_type): Add
7562 PROCESSOR_PPCE300C2 and PROCESSOR_PPCE300C3.
7563 (ASM_CPU_SPEC): Add e300c2 and e300c3.
7564 * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce300c2
7565 and ppce300c3. Include e300c2c3.md.
7567 2008-02-23 David Edelsohn <edelsohn@gnu.org>
7569 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Use STRICT_ALIGNMENT
7570 instead of TARGET_STRICT_ALIGN.
7572 2008-02-23 Joseph Myers <joseph@codesourcery.com>
7574 * explow.c (memory_address): Assert that the generated address is
7577 2008-02-23 Francois-Xavier Coudert <coudert@clipper.ens.fr>
7580 * config/darwin-protos.h: Add darwin_patch_builtins prototype.
7581 * config/darwin-ppc-ldouble-patch.def: New file.
7582 * config/rs6000/darwin.h (SUBTARGET_INIT_BUILTINS): New macro.
7583 * config/rs6000/rs6000.c (rs6000_init_builtins): Call
7584 SUBTARGET_INIT_BUILTINS if defined.
7585 * config/darwin.c (darwin_patch_builtin, darwin_patch_builtins):
7588 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
7591 * simplify-rtx.c (simplify_binary_operation_1): Add simplification
7592 of (and X (ior (not X) Y) and (and (ior (not X) Y) X).
7594 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
7597 * c-pch.c (c_common_valid_pch): Make the "too short to be a PCH
7598 file" warning condtional on -Winvalid-PCH.
7600 2008-02-23 Daniel Jacobowitz <dan@codesourcery.com>
7602 * expmed.c (extract_bit_field): Always use adjust_address for MEM.
7604 2008-02-23 Uros Bizjak <ubizjak@gmail.com>
7608 * config/i386/mmx.md (*mov<mode>_internal_rex64): Use "!y" to
7609 prevent reload from using MMX registers.
7610 (*mov<mode>_internal): Ditto.
7611 (*movv2sf_internal_rex64): Ditto.
7612 (*movv2sf_internal): Ditto.
7614 2008-02-23 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7616 PR documentation/31569
7617 * doc/install.texi2html: Use makeinfo --no-number-sections.
7619 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
7621 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check to
7622 ensure that we can address an entire entity > 8 bytes. Don't
7623 generate reg+reg addressing for such data.
7625 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
7627 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Don't overalign
7628 strings when optimizing for size, unless the target cares about
7631 2008-02-22 Tom Tromey <tromey@redhat.com>
7633 * regclass.c (current_pass): Remove declaration.
7635 2008-02-22 Anatoly Sokolov <aesok@post.ru>
7637 * config/avr/libgcc.S (__RAMPZ__): Define.
7638 (__do_copy_data): Add for devices with 128KB code memory.
7640 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
7642 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
7644 * config/rs6000/eabispe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Likewise.
7646 2008-02-22 Hans-Peter Nilsson <hp@axis.com>
7648 * config/cris/cris.h (REG_CLASS_FROM_LETTER): Recognize 'b' for
7651 2008-02-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7654 * c-typeck.c (build_binary_op): Warn about floating point
7655 comparisons if FLOAT_TYPE_P, not only for REAL_TYPE.
7657 2008-02-21 Janis Johnson <janis187@us.ibm.com>
7660 * config/rs6000/rs6000.c (rs6000_altivec_abi): Clarify comment.
7661 (rs6000_explicit_options): Split abi into spe_abi and altivec_abi,
7663 (rs6000_override_options): Set altivec_abi as default, not override,
7664 for 64-bit GNU/Linux; for 32-bit GNU/Linux default to altivec_abi for
7665 TARGET_ALTIVEC; default to TARGET_ALTIVEC_VRSAVE when AltiVec ABI
7666 is used; use new member spe_abi.
7667 (rs6000_handle_option): Set rs6000_explicit_options.vrsave; use
7668 spe_abi and altivec_abi.
7670 2008-02-22 Tomas Bily <tbily@suse.cz>
7672 * tree-vectorizer.c (vect_is_simple_reduction): Fix comment typo.
7674 2008-02-21 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7677 * config.build (build_file_translate): Set to `CMD //c' only if
7679 * Makefile.in (build_file_translate): Improve comment.
7681 2008-02-21 Jan Hubicka <jh@suse.cz>
7683 * predict.def (PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL,
7684 PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL, PRED_CALL,
7685 PRED_TREE_EARLY_RETURN, PRED_NULL_RETURN): Update.
7687 2008-02-21 Michael Matz <matz@suse.de>
7690 * config/i386/i386.c (ix86_expand_branch): Add missing breaks.
7692 2008-02-21 Uros Bizjak <ubizjak@gmail.com>
7694 * config/i386/i386.md (mov<mode>cc): Macroize expander from movsfcc,
7695 movdfcc and movxfcc using X87MODEF mode iterator and SSE_FLOAT_MODE_P
7697 * config/i386/sse.md (<sse>_movup<ssemodesuffixf2c>): Macroize insn
7698 from sse_movups adn sse2_movupd using SSEMODEF2P mode iterator and
7699 SSE_VEC_FLOAT_MODE_P as insn constraint.
7700 (<sse>_movmskp<ssemodesuffixf2c>): Ditto from similar patterns.
7701 (sse4a_movnt<mode>): Macroize insn from sse4a_movntsf and
7702 sse4a_movntdf using MODEF mode iterator.
7703 (sse4a_vmmovnt<mode>): Macroize insn form sse4a_vmmovntv2df and
7704 sse4a_vmmovntv4sf using SSEMODEF2P mode iterator.
7705 (sse4_1_blendp<ssemodesuffixf2c>): Ditto from similar patterns.
7706 (sse4_1_blendvp<ssemodesuffixf2c>): Ditto.
7707 (sse4_1_dpp<ssemodesuffixf2c>): Ditto.
7708 (sse4_1_roundp<ssemodesuffixf2c>): Ditto.
7709 (sse4_1_rounds<ssemodesuffixf2c>): Ditto.
7711 2008-02-21 Richard Guenther <rguenther@suse.de>
7713 * tree.def (PAREN_EXPR): New tree code.
7714 * fold-const.c (fold_unary): Remove PAREN_EXPR around constants
7716 * tree-pretty-print.c (dump_generic_node): Handle PAREN_EXPR.
7717 * expr.c (expand_expr_real_1): Likewise.
7718 * tree-inline.c (estimate_num_insns_1): Likewise.
7719 * tree-complex.c (expand_complex_move): Likewise.
7720 * tree-vectorizer.c (vect_is_simple_use): Treat PAREN_EXPR (x)
7723 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
7726 * config/sh/sh.c (find_barrier): Don't go past 'from' argument.
7728 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
7731 * config/sh/sh.md (jump_compact): Disable for crossing jumps.
7733 * config/sh/sh.c (find_barrier): Don't go past
7734 NOTE_INSN_SWITCH_TEXT_SECTIONS note.
7736 2008-02-20 DJ Delorie <dj@redhat.com>
7738 * config/h8300/h8300.md (insv): Force source operand to be a register.
7740 * config/h8300/h8300.c (h8300_expand_epilogue): Emit return insn
7741 as a jump, not as a plain insn.
7743 2008-02-20 Seongbae Park <seongbae.park@gmail.com>
7745 * doc/invoke.texi (Warning Options): Add new option
7746 -Wframe-larger-than=.
7747 (-Wframe-larger-than): Document.
7749 * flags.h (warn_frame_larger_than, frame_larger_than_size):
7750 Add declarations for new option variables.
7752 * final.c (final_start_function): Check the frame size
7753 before emission and issue a Wframe-larger-than warning.
7755 * opts.c (warn_frame_larger_than, frame_larger_than_size):
7756 Add definitions for new option variables.
7757 (common_handle_option): Handle new option OPT_Wframe_larger_than_.
7759 * common.opt (Wframe-larger-than=): New option.
7761 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
7763 * config/i386/sse.md (<sse>_vmmul<mode>3): Fix typo in asm template.
7764 (<sse>_div<mode>3): Ditto.
7765 (<sse>_vmdiv<mode>3): Ditto.
7766 (<sse>_vmsqrt<mode>2): Ditto.
7767 (*smax<mode>3): Ditto.
7768 (sse5_frcz<mode>2): Ditto.
7769 (sse5_vmfrcz<mode>2): Ditto. Use TARGET_SSE5 instead of TARGET_ROUND
7772 2008-02-20 Richard Guenther <rguenther@suse.de>
7775 * builtins.c (validate_arg): If we want an INTEGER_TYPE,
7776 be happy with INTEGRAL_TYPE_P.
7778 2008-02-20 Richard Guenther <rguenther@suse.de>
7780 * fold-const.c (split_tree): Associate floatig-point expressions
7781 if flag_associative_math is set.
7783 2008-02-20 Richard Guenther <rguenther@suse.de>
7785 * tree.h (fold_real_zero_addition_p): Declare.
7786 * fold-const.c (fold_real_zero_addition_p): Export.
7787 * tree-ssa-reassoc.c (eliminate_using_constants): Also handle
7788 floating-point operations with zero and one.
7790 2008-02-20 Paolo Bonzini <bonzini@gnu.org>
7792 * doc/install.texi: Correct references to CFLAGS, replacing them
7793 with BOOT_CFLAGS. Document flags used during bootstrap for
7796 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
7798 * config/i386/i386.h (SSE_VEC_FLOAT_MODE_P): New define.
7799 * config/i386/i386.md (*sse_setcc<mode>): Macroize from *sse_setccsf
7800 and *sse_setccdf using MODEF mode iterator and SSE_FLOAT_MODE_P as
7802 (smin<mode>3): Ditto from similar patterns.
7803 (smax<mode>3): Ditto.
7804 (*ieee_smin<mode>3): Ditto.
7805 (*ieee_smax<mode>3): Ditto.
7806 * config/i386/sse.md (sse): New mode attribute.
7807 (mov<mode>): Macroize expander from movv4sf and movv2df using
7808 SSEMODEF2P mode iterator.
7809 (<sse>_movnt<mode>): Ditto from similar patterns. Use
7810 SSE_VEC_FLOAT_MODE_P as insn constraint.
7811 (storent<mode>): Ditto.
7812 (storent<mode>): Macroize expander from storentsf and storentdf using
7813 MODEF mode iterator.
7814 (neg<mode>2): Macroize from negv4sf2 and negv2df2 using SSEMODEF2P
7815 mode iterator and SSE_VEC_FLOAT_MODE_P as insn constraint.
7816 (abs<mode>2): Ditto from similar patterns.
7817 (add<mode>3, *add<mode>3, <sse>_vmadd<mode>3): Ditto.
7818 (sub<mode>3, *sub<mode>3, <sse>_vmsub<mode>3): Ditto.
7819 (<sse>_div<mode>3, <sse>_vmdiv<mode>3): Ditto.
7820 (<sse>_vmsqrt<mode>2): Ditto.
7821 (smin<mode>3, *smin<mode>3_finite, *smin<mode>3)
7822 (<sse>_vmsmin<mode>3, *ieee_smin<mode>3): Ditto.
7823 (smax<mode>3, *smax<mode>3_finite, *smax<mode>3)
7824 (<sse>_vmsmax<mode>3, *ieee_smax<mode>3): Ditto.
7825 (<sse>_maskcmp<mode>3): Macroize from sse_maskcmpv4sf3,
7826 sse_maskcmpsf3, sse2_maskcmpv2df3 and sse2_maskcmpdf3 using SSEMODEF4
7827 mode iterator. Use SSE_FLOAT_MODE_P with SSE_VEC_FLOAT_MODE_P as
7829 (<sse>_comi): Macroize from sse_comi and sse2_comi using MODEF mode
7830 iterator and SSE_FLOAT_MODE_P as insn constraint.
7831 (<sse>_ucomi): Ditto from similar patterns.
7832 (<sse>_vmmaskcmp<mode>3): Macroize from sse_vmmaskcmpv4sf3 and
7833 sse2_vmmaskcmpv2df3 using SSEMODEF2P mode iterator and
7834 SSE_VEC_FLOAT_MODE_P as insn constraint.
7835 (vcond<mode>): Ditto from similar patterns.
7836 (and<mode>3, *and<mode>3): Ditto.
7837 (<sse>_nand<mode>3): Ditto.
7838 (ior<mode>3, *ior<mode>3): Ditto.
7839 (xor<mode>3, *xor<mode>3): Ditto.
7840 (*and<mode>3): Macroize from *andsf3 and *anddf3 using MODEF mode
7841 iterator and SSE_FLOAT_MODE_P as insn constraint.
7842 (*nand<mode>3): Ditto from similar patterns.
7843 (*ior<mode>3): Ditto.
7844 (*xor<mode>3): Ditto.
7846 2008-02-20 Ira Rosen <irar@il.ibm.com>
7848 * config/spu/spu.md (vec_unpacku_hi_v8hi, vec_unpacku_lo_v8hi,
7849 vec_unpacks_hi_v8hi, vec_unpacks_lo_v8hi, vec_unpacku_hi_v16qi,
7850 vec_unpacku_lo_v16qi, vec_unpacks_lo_v16qi): Implement.
7852 2008-02-19 Jan Hubicka <jh@suse.cz>
7854 * predict.c (tree_bb_level_predictions): Remove variable next
7855 mistakely introduced by previous commit.
7857 2008-02-19 Jan Hubicka <jh@suse.cz>
7859 * predict.c (predict_paths_leading_to): Rewrite.
7860 (predict_paths_for_bb): New.
7861 (tree_bb_level_predictions): Update call of predict_paths_leading_to.
7863 2008-02-19 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7866 * Makefile.in (build_file_translate): New.
7867 (gcc-vers.texi): Use it for translating $(abs_srcdir).
7868 * config.build (build_file_translate): Set to `CMD //c' on MinGW.
7869 * configure.ac (build_file_translate): Substitute it.
7870 * configure: Regenerate.
7872 2008-02-19 Jan Hubicka <jh@suse.cz>
7874 PR rtl-optimization/34408
7875 * see.c (see_def_extension_not_merged): Copy subreg so we don't have
7878 2008-02-19 Jan Hubicka <jh@suse.cz>
7881 * tree-inline.c (estimate_num_insns_1): Fix counting of cost of
7884 2008-02-19 H.J. Lu <hongjiu.lu@intel.com>
7887 * config/i386/i386-modes.def: Revert the last DI alignment
7888 change until Ada people can look into it.
7890 2008-02-19 Nick Clifton <nickc@redhat.com>
7892 * opts.c (print_specific_help): Fix typo in --help text.
7894 2008-02-19 Jakub Jelinek <jakub@redhat.com>
7897 * config/i386/cpuid.h (__cpuid, __get_cpuid_max): Use special
7898 32-bit inline asm without asm alternatives for host GCC < 3.0.
7900 2008-02-19 Richard Guenther <rguenther@suse.de>
7902 PR tree-optimization/34989
7903 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Re-structure.
7904 Allow propagation to INDIRECT_REF if we can simplify only.
7906 2008-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7908 * c-common.c (warn_for_collisions_1): Use appropriate option when
7911 2008-02-19 Nick Clifton <nickc@redhat.com>
7914 * opts.c (undocumented_msg): Leave blank unless checking is enabled.
7915 (handle_options): Fix indentation.
7916 (print_filtered_help): If no language-specific options were
7917 displayed tell the user how to list all the options supported by
7918 the language's front-end.
7919 (print_specific_help): Fix indentation and remove duplicate line.
7920 (common_handle_option): Handle the -v option.
7921 For --help enable the display of undocumented options if the -v
7922 switch has been included on the command line.
7923 For --help= check for overlaps in the arguments between the option
7924 classes and the language names and issue a warning when they
7925 cannot be disambiguated.
7926 * c.opt (v): Pass on to the common option handler.
7928 2008-02-19 Revital Eres <eres@il.ibm.com>
7930 * modulo-sched.c (sms_schedule): Change dump message when
7931 create_ddg function fails.
7932 (try_scheduling_node_in_cycle): Rename row to cycle.
7933 (print_partial_schedule): Rename CYCLE to ROW.
7935 2008-02-19 Christian Bruel <christian.bruel@st.com>
7936 Zdenek Dvorak <ook@ucw.cz>
7938 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): Check step alignment.
7940 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
7943 * config/i386/i386.md (*x86_movsicc_0_m1_se): New insn pattern.
7944 (*x86_movdicc_0_m1_se): Ditto.
7946 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
7948 * config/i386/sfp-machine.h (__gcc_CMPtype): New typedef.
7949 (CMPtype): Define as __gcc_CMPtype.
7950 * config/rs6000/sfp-machine.h (__gcc_CMPtype): New typedef.
7951 (CMPtype): Define as __gcc_CMPtype.
7953 2008-02-19 Hans-Peter Nilsson <hp@axis.com>
7955 Support valgrind 3.3 for --enable-checking=valgrind.
7956 * system.h: Consolidate ENABLE_VALGRIND_CHECKING-dependent defines
7958 [!VALGRIND_MAKE_MEM_NOACCESS]: Define as VALGRIND_MAKE_NOACCESS.
7959 [!VALGRIND_MAKE_MEM_DEFINED]: Define as VALGRIND_MAKE_READABLE.
7960 [!VALGRIND_MAKE_MEM_UNDEFINED]: Define as VALGRIND_MAKE_WRITABLE.
7961 * ggc-common.c: Remove ENABLE_VALGRIND_CHECKING-dependent defines.
7962 Replace use of VALGRIND_MAKE_READABLE, VALGRIND_MAKE_WRITABLE, and
7963 VALGRIND_MAKE_NOACCESS with VALGRIND_MAKE_MEM_DEFINED,
7964 VALGRIND_MAKE_MEM_UNDEFINED, and VALGRIND_MAKE_MEM_NOACCESS
7966 * ggc-zone.c: Similar.
7967 * ggc-page.c: Similar.
7969 2008-02-19 Paul Brook <paul@codesourcery.com>
7972 * config/arm/ieee754-df.S: Fix do_it typo.
7973 * config/arm/ieee754-sf.S: Fix do_it typo.
7975 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
7978 * config/i386/i386.c (OPTION_MASK_ISA_MMX_SET): New.
7979 (OPTION_MASK_ISA_3DNOW_SET): Likewise.
7980 (OPTION_MASK_ISA_SSE_SET): Likewise.
7981 (OPTION_MASK_ISA_SSE2_SET): Likewise.
7982 (OPTION_MASK_ISA_SSE3_SET): Likewise.
7983 (OPTION_MASK_ISA_SSSE3_SET): Likewise.
7984 (OPTION_MASK_ISA_SSE4_1_SET): Likewise.
7985 (OPTION_MASK_ISA_SSE4_2_SET): Likewise.
7986 (OPTION_MASK_ISA_SSE4_SET): Likewise.
7987 (OPTION_MASK_ISA_SSE4A_SET): Likewise.
7988 (OPTION_MASK_ISA_SSE5_SET): Likewise.
7989 (OPTION_MASK_ISA_3DNOW_A_UNSET): Likewise.
7990 (OPTION_MASK_ISA_MMX_UNSET): Updated.
7991 (OPTION_MASK_ISA_3DNOW_UNSET): Updated.
7992 (OPTION_MASK_ISA_SSE_UNSET): Likewise.
7993 (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
7994 (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
7995 (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
7996 (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
7997 (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
7998 (OPTION_MASK_ISA_SSE5_UNSET): Likewise.
7999 (OPTION_MASK_ISA_SSE4): Removed.
8000 (ix86_handle_option): Turn on bits in ix86_isa_flags and
8001 ix86_isa_flags_explicit with OPTION_MASK_ISA_XXX_SET for -mXXX.
8002 (override_options): Don't turn on implied SSE/MMX bits in
8005 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
8007 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
8010 2008-02-18 Joey Ye <joey.ye@intel.com>
8013 * tree-nested.c (insert_field_into_struct): Set type alignment
8014 to field alignment if the former is less than the latter.
8016 2008-02-18 Jakub Jelinek <jakub@redhat.com>
8018 * BASE-VER: Set to 4.4.0.
8020 2008-02-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8022 * doc/c-tree.texi: Use @dots{} and @enddots{} where appropriate.
8023 * doc/cfg.texi: Likewise.
8024 * doc/extend.texi: Likewise.
8025 * doc/gty.texi: Likewise.
8026 * doc/invoke.texi: Likewise.
8027 * doc/loop.texi: Likewise.
8028 * doc/md.texi: Likewise.
8029 * doc/passes.texi: Likewise.
8030 * doc/rtl.texi: Likewise.
8031 * doc/sourcebuild.texi: Likewise.
8032 * doc/tm.texi: Likewise.
8033 * doc/tree-ssa.texi: Likewise.
8035 2008-02-17 Richard Guenther <rguenther@suse.de>
8038 * tree-complex.c (init_parameter_lattice_values): Handle parameters
8039 without default definition.
8041 2008-02-17 Richard Guenther <rguenther@suse.de>
8043 PR tree-optimization/35231
8044 * tree-vrp.c (register_edge_assert_for): Do not assume A == 0
8047 2008-02-17 Uros Bizjak <ubizjak@gmail.com>
8050 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
8051 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
8052 libgcc_cmp_return mode.
8054 2008-02-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8057 * doc/invoke.texi (-std): Clarify description of -std= and -ansi.
8059 2008-02-16 Ralf Corsepius <ralf.corsepius@rtems.org>
8061 * config/m68k/t-rtems (M68K_MLIB_CPU): Add 5208, 5307, 5407, 5475
8064 2008-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8066 * doc/c-tree.texi: Use `@.' where appropriate.
8067 * doc/extend.texi: Likewise.
8068 * doc/install.texi: Likewise.
8069 * doc/invoke.texi: Likewise.
8070 * doc/loop.texi: Likewise.
8071 * doc/makefile.texi: Likewise.
8072 * doc/md.texi: Likewise.
8073 * doc/passes.texi: Likewise.
8074 * doc/standards.texi: Likewise.
8075 * doc/tm.texi: Likewise.
8077 2008-02-15 Jakub Jelinek <jakub@redhat.com>
8080 * omp-low.c (expand_omp_for_generic): Don't initialize fd->v
8082 (expand_omp_for_static_nochunk): Initialize fd->v in seq_start_bb
8083 rather than in entry_bb.
8085 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
8087 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
8088 libgcc_cmp_return mode.
8090 2008-02-15 Jakub Jelinek <jakub@redhat.com>
8093 * tree-nested.c (convert_call_expr): Put FRAME.* vars into
8094 OMP_CLAUSE_SHARED rather than OMP_CLAUSE_FIRSTPRIVATE clause.
8096 2008-02-15 Richard Guenther <rguenther@suse.de>
8097 Zdenek Dvorak <ook@ucw.cz>
8099 PR tree-optimization/35164
8100 * tree-flow.h (stmt_references_abnormal_ssa_name): Declare.
8101 * tree-dfa.c (stmt_references_abnormal_ssa_name): New function.
8102 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
8103 Only propagate addresses which do not have abnormal SSA_NAMEs
8106 2008-02-15 Joseph Myers <joseph@codesourcery.com>
8109 * config/m68k/m68k.h (DWARF_CIE_DATA_ALIGNMENT): Define.
8111 2008-02-15 Jan Hubicka <jh@suse.cz>
8114 * ipa.c (cgraph_remove_unreachable_nodes): Clear local.inlinable flag.
8116 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
8119 * function.c (pad_to_arg_alignment): Remove test for STACK_BOUNDARY
8120 when calculating alignment_pad.
8122 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
8124 * config/i386/i386.h (CLEAR_RATIO): Use MIN macro.
8125 (WIDEST_HARDWARE_FP_SIZE): Use LONG_DOUBLE_TYPE_SIZE define.
8126 * config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Use MAX macro
8127 and STACK_BOUNDARY define.
8129 2008-02-14 Danny Smith <dannysmith@users.sourceforge.net>
8131 PR preprocessor/35061
8132 * c-pragma.c (handle_pragma_pop_macro): Check that
8133 pushed_macro_table has been allocated.
8135 2008-02-14 Eric Botcazou <ebotcazou@adacore.com>
8138 * gimplify.c (force_gimple_operand_bsi): Revert 2008-02-12 change.
8139 (force_gimple_operand): Likewise.
8140 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Add new cases
8141 for TARGET_MEM_REF and CONVERT_EXPR/NON_LVALUE_EXPR/NOP_EXPR.
8142 Also recurse on the operand for regular VIEW_CONVERT_EXPRs.
8143 (find_interesting_uses_address): Check addressability and alignment
8144 of the base expression only after substituting bases of IVs into it.
8146 2008-02-14 Michael Matz <matz@suse.de>
8149 * function.c (instantiate_virtual_regs_in_insn): Reload address
8150 before falling back to reloading the whole operand.
8152 2008-02-14 Andreas Krebbel <krebbel1@de.ibm.com>
8154 * config/s390/s390.c (s390_mainpool_start): Emit the pool
8155 before the first section switch note.
8157 2008-02-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8159 * doc/bugreport.texi: Update copyright years.
8160 * doc/c-tree.texi: Likewise.
8161 * doc/cfg.texi: Likewise.
8162 * doc/cpp.texi: Likewise.
8163 * doc/cppinternals.texi: Likewise.
8164 * doc/fragments.texi: Likewise.
8165 * doc/frontends.texi: Likewise.
8166 * doc/gcc.texi: Likewise.
8167 * doc/gty.texi: Likewise.
8168 * doc/hostconfig.texi: Likewise.
8169 * doc/implement-c.texi: Likewise.
8170 * doc/libgcc.texi: Likewise.
8171 * doc/loop.texi: Likewise.
8172 * doc/makefile.texi: Likewise.
8173 * doc/options.texi: Likewise.
8174 * doc/passes.texi: Likewise.
8175 * doc/rtl.texi: Likewise.
8176 * doc/sourcebuild.texi: Likewise.
8177 * doc/standards.texi: Likewise.
8178 * doc/tree-ssa.texi: Likewise.
8179 * doc/trouble.texi: Likewise.
8181 * doc/extend.texi: Use @: or add comma where appropriate.
8182 * doc/invoke.texi: Likewise.
8183 * doc/tm.texi: Likewise.
8185 2008-02-14 Alan Modra <amodra@bigpond.net.au>
8188 * config/rs6000/rs6000.md (restore_stack_block): Force operands[1]
8191 2008-02-14 Jesper Nilsson <jesper.nilsson@axis.com>
8193 * doc/md.texi (clz, ctz): Add reference.
8194 * doc/rtl.texi (clz, ctz): Likewise.
8196 2008-02-13 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8199 * Makefile.in (gcc-vers.texi): Use abs_srcdir for the value of
8202 2008-02-13 Andreas Krebbel <krebbel1@de.ibm.com>
8204 * config/s390/s390.c (struct constant_pool): New field
8205 emit_pool_after added.
8206 (s390_mainpool_start): Set the emit_pool_after flag according
8207 to the section switch notes.
8208 (s390_mainpool_finish): Consider emit_pool_after when emitting
8209 the literal pool at the end of the function.
8210 (s390_chunkify_start): Force literal pool splits at section
8213 2008-02-13 Michael Matz <matz@suse.de>
8216 * var-tracking.c (clobber_variable_part): Correctly traverse the
8219 2008-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8222 * doc/invoke.texi (Debugging Options): Remove -fdump-tree-inlined.
8223 Add -fdump-ipa-inline.
8224 * tree-dump.c (dump_files): Remove tree-inlined dump.
8225 * tree-pass.h (tree_dump_index): Remove TDI_inlined.
8227 2008-02-12 Richard Guenther <rguenther@suse.de>
8229 PR tree-optimization/35171
8230 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Deal with
8233 2008-02-12 Richard Guenther <rguenther@suse.de>
8236 * fold-const.c (fold_widened_comparison): Use get_unwidened in
8237 value-preserving mode. Disallow final truncation.
8239 2008-02-12 Eric Botcazou <ebotcazou@adacore.com>
8242 * gimplify.c (force_gimple_operand_bsi): Move SSA renaming
8243 code from here to...
8244 (force_gimple_operand): ...here.
8246 2008-02-12 Jakub Jelinek <jakub@redhat.com>
8249 * tree-sra.c (sra_build_assignment): fold_convert SRC if copying
8250 non-compatible pointers.
8251 (generate_element_copy): If SRC and DST are RECORD_TYPEs with
8252 different FIELD_DECLs, try harder by comparing field offsets, sizes
8256 * function.c (match_asm_constraints_1): Don't replace the same input
8259 2008-02-12 Anatoly Sokolov <aesok@post.ru>
8261 * config/avr/avr.h (AVR_HAVE_RAMPZ): Define.
8262 * config/avr/avr.c (expand_prologue): Save RAMPZ register.
8263 (expand_epilogue): Restore RAMPZ register.
8264 * config/avr/avr.md (RAMPZ_ADDR): New constant.
8266 2008-02-11 Kai Tietz <kai.tietz@onevision.com>
8268 * config/i386/cygwin.asm: (__alloca): Correct calling
8269 convention and alignment.
8270 (__chkstk): Force 8 byte stack alignment.
8272 2008-02-11 Uros Bizjak <ubizjak@gmail.com>
8273 Richard Guenther <rguenther@suse.de>
8275 PR tree-optimization/33992
8276 * tree-ssa-loop-im.c (rewrite_bittest): Fixup the type of
8277 the zero we compare against.
8279 2008-02-10 Danny Smith <dannysmith@users.sourceforge.net>
8282 * gthr-win32.h (__gthread_mutex_destroy_function): New function
8283 to CloseHandle after unlocking to prevent accumulation of handle
8286 2008-02-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8289 * pa.c (legitimize_pic_address): Add REG_EQUAL note on sets with a
8290 pic_label_operand source. Similarly, add a REG_LABEL_OPERAND note
8291 and update LABEL_NUSES during and after reload.
8293 2008-02-08 Steven Bosscher <stevenb.gcc@gmail.com>
8296 * combine.c (simplify_if_then_else): Make sure the comparison is
8297 against const0_rtx when simplifying to (abs x) or (neg (abs X)).
8299 2008-02-08 Richard Sandiford <rsandifo@nildram.co.uk>
8302 * double-int.h: Don't include gmp.h for GENERATOR_FILEs.
8303 (mpz_set_double_int, mpz_get_double_int): Hide from GENERATOR_FILEs.
8304 * real.h: Don't include gmp.h or mpfr.h for GENERATOR_FILEs.
8305 (real_from_mpfr, mpfr_from_real): Hide from GENERATOR_FILEs.
8306 * tree.h (get_type_static_bounds): Likewise.
8308 2008-02-08 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8310 * doc/invoke.texi (Option Summary, C++ Dialect Options)
8311 (Objective-C and Objective-C++ Dialect Options, Warning Options):
8312 Make -Wfoo language annotations match what the compiler outputs.
8314 2008-02-08 Sa Liu <saliu@de.ibm.com>
8316 * config/spu/spu-builtins.def: Fixed wrong parameter type in spu
8317 intrinsics spu_convts, spu_convtu, spu_convtf.
8319 2008-02-08 Hans-Peter Nilsson <hp@axis.com>
8321 * doc/extend.texi (Function Attributes) <noinline>: Mention
8322 asm ("") as method to keep calls.
8324 2008-02-07 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8327 * doc/options.texi (Options): Replace references to opts.sh with
8329 * opts-common.c: Likewise.
8330 * optc-gen.awk: Likewise.
8332 2008-02-07 Andreas Krebbel <krebbel1@de.ibm.com>
8334 * config/s390/s390.h (FUNCTION_ARG_REGNO_P): Fix fprs for 64 bit.
8336 2008-02-07 Richard Henderson <rth@redhat.com>
8339 * config/alpha/alpha.c (alpha_emit_xfloating_compare): Use an
8340 EXPR_LIST for the REG_EQUAL instead of a comparison with a
8343 2008-02-07 Uros Bizjak <ubizjak@gmail.com>
8345 PR tree-optimization/35085
8346 * tree-ssa-reassoc.c (rewrite_expr_tree): Enable destructive update
8347 for operand entry oe2 in addition to operand entry oe3 in order to
8348 expose more opportunities for vectorizer sum reduction.
8350 2008-02-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8353 * Makefile.in (LIBS): Remove $(GMPLIBS).
8354 (cc1-dummy, cc1): Add $(GMPLIBS).
8356 2008-02-06 Jan Hubicka <jh@suse.cz>
8359 * i386.md (moddf_integer): Do not produce partial memory stalls for
8360 targets where it hurts.
8362 2008-02-06 Uros Bizjak <ubizjak@gmail.com>
8365 * optabs.c (expand_float): Do not check for decimal modes when
8366 expanding unsigned integer through signed conversion.
8368 2008-02-06 Nick Clifton <nickc@redhat.com>
8370 * config/stormy16/stormy16.md (eqbranchsi): Replace a match_dup
8371 inside the clobber with a match_operand and duplicated operand
8372 number in the constraint.
8373 (ineqbranchsi): Delete redundant comment.
8375 2008-02-06 Ralf Corsepius <ralf.corsepius@rtems.org>
8377 * config/arm/rtems-elf.h (TARGET_OS_CPP_BUILTINS): Add
8378 builtin_define ("__USE_INIT_FINI__").
8379 * config/h8300/t-rtems (MULTILIB_OPTION,MULTILIB_DIRNAMES): Add
8381 * gthr-rtems.h: Remove __GTHREAD_MUTEX_INIT.
8383 2008-02-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8385 PR documentation/30330
8386 * doc/invoke.texi (C++ Dialect Options)
8387 (Objective-C and Objective-C++ Dialect Options, Warning Options):
8388 For each warning option -Wfoo that allows -Wno-foo, ensure both
8389 -Wfoo and -Wno-foo are listed in the option index. Fix index
8390 entry of -Wswitch-default, index -Wnormalized= including the
8391 `=', and -Wlarger-than-@var{len} including @var{len}.
8393 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
8395 * config/i386/i386.md (floatunssisf2): Use
8396 ix86_expand_convert_uns_sisf_sse also for TARGET_SSE.
8397 (floatunssi<mode>2): Rename from floatunssisf2 and floatunssidf2.
8398 Macroize expander using MODEF mode iterator.
8400 2008-02-05 Diego Novillo <dnovillo@google.com>
8402 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00140.html
8405 * tree-vrp.c (vrp_evaluate_conditional): Revert fix for PR 33738.
8407 2008-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8410 * toplev.c (print_version): Honor `indent' for GMP/MPFR warnings.
8412 2008-02-05 H.J. Lu <hongjiu.lu@intel.com>
8415 * config/i386/i386.c (ix86_function_sseregparm): Add an arg
8416 to indicate if a message should be generated.
8417 (init_cumulative_args): Updated.
8418 (function_value_32): Likewise.
8420 2008-02-05 Joseph Myers <joseph@codesourcery.com>
8422 * doc/include/texinfo.tex: Update to version 2008-02-04.16.
8424 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
8427 * config/i386/i386.md (floatunsisf2): Enable for TARGET_SSE_MATH only.
8428 Call ix86_expand_convert_uns_sisf_sse for TARGET_SSE2.
8430 2008-02-04 Diego Novillo <dnovillo@google.com>
8432 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00110.html
8435 * tree-vrp.c (vrp_evaluate_conditional): With
8436 -Wtype-limits, emit a warning when comparing against a
8437 constant outside the natural range of OP0's type.
8439 2008-02-04 Richard Guenther <rguenther@suse.de>
8442 * expr.c (count_type_elements): Give for unions instead of
8445 2008-02-04 Richard Guenther <rguenther@suse.de>
8448 * gimplify.c (gimplify_init_ctor_eval): Convert array indices
8449 to TYPE_DOMAINs base type instead of using bitsizetype here.
8451 2008-02-03 Jason Merrill <jason@redhat.com>
8453 * print-tree.c (print_node) [CONSTRUCTOR]: Print elements.
8455 2008-02-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8458 * doc/invoke.texi (C++ Dialect Options, Optimize Options)
8459 (HPPA Options, i386 and x86-64 Options, IA-64 Options)
8460 (RS/6000 and PowerPC Options): Fix typos and markup.
8461 * doc/passes.texi (Tree-SSA passes): Likewise.
8463 2008-02-02 Michael Matz <matz@suse.de>
8466 * postreload-gcse.c (record_last_reg_set_info_regno): Renamed
8467 from record_last_reg_set_info.
8468 (record_last_reg_set_info): Take an RTX argument, iterate over all
8469 constituent hardregs.
8470 (record_last_set_info, record_opr_changes): Change calls to
8471 new signature or to record_last_reg_set_info_regno.
8473 2008-02-02 Gerald Pfeifer <gerald@pfeifer.com>
8475 * doc/extend.texi (X86 Built-in Functions): Fix grammar.
8477 2008-02-01 Hans-Peter Nilsson <hp@axis.com>
8479 PR rtl-optimization/34773
8480 * reg-notes.def (EQUAL): Mention significance of combination of
8481 REG_EQUAL and REG_RETVAL.
8482 * fwprop.c (try_fwprop_subst): Don't add REG_EQUAL to an
8483 insn that has a REG_RETVAL.
8485 2008-02-01 Roger Sayle <roger@eyesopen.com>
8488 * configure.ac (--enable-fixed-point): Disable unless explicitly
8490 * configure: Regenerate.
8492 2008-02-01 Richard Guenther <rguenther@suse.de>
8495 * invoke.texi (-finline-limit): Remove no longer true parts
8496 of the documentation. Note that there is no default value.
8498 2008-02-01 Andrew Pinski <pinskia@gmail.com>
8499 Mark Mitchell <mark@codesourcery.com>
8500 Ben Elliston <bje@au.ibm.com>
8503 * doc/extend.texi (Other Builtins): Document.
8505 2008-01-31 Tom Browder <tom.browder@gmail.com>
8507 * doc/c-tree.texi (Types): Fix grammar.
8508 (Expression trees): Ditto.
8509 * doc/passes.texi (Tree-SSA passes): Ditto.
8511 * doc/configterms.texi (Configure Terms): Fix typo.
8512 * doc/cpp.texi (Common Predefined Macros): Ditto.
8513 * doc/md.texi (Machine Constraints): Ditto.
8515 * doc/makefile.texi (Makefile): Add comma.
8517 2008-01-31 Tom Browder <tom.browder@gmail.com>
8518 Gerald Pfeifer <gerald@pfeifer.com>
8520 * doc/sourcebuild.texi (Front End): Remove references to CVS
8521 and CVSROOT/modules.
8522 (Texinfo Manuals): Replace reference to CVS by one to SVN.
8523 (Back End): Remove reference to CVS.
8525 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
8528 * config/mips/mips.c (gen_load_const_gp): New function, taking a
8530 (mips16_gp_pseudo_reg): ...here.
8531 * config/mips/mips.md (load_const_gp): Replace with...
8532 (load_const_gp_<mode>): ...this :P-based insn.
8534 2008-01-31 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8536 * doc/invoke.texi (-ansi): Mention explicitly corresponding -std=
8537 options. Minor fixes.
8538 (-std): Move reference to standards closer to where language
8539 standards are first mentioned.
8541 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
8543 PR rtl-optimization/34995
8544 * reload.c (alternative_allows_const_pool_ref): Take an rtx
8545 parameter and return a bool. If the rtx parameter is nonnull,
8546 check that it satisfies an EXTRA_MEMORY_CONSTRAINT.
8547 (find_reloads): Update call accordingly. Pass the new operand
8548 if it needed no address reloads, otherwise pass null.
8550 2008-01-30 Richard Henderson <rth@redhat.com>
8553 * tree.c (build_type_attribute_qual_variant): Skip TYPE_DOMAIN
8554 for unbounded arrays.
8556 2008-01-30 Silvius Rus <rus@google.com>
8558 * config/i386/xmmintrin.h (_mm_prefetch): Add const to first arg.
8560 2008-01-30 Jan Hubicka <jh@suse.cz>
8563 * i386.c (init_cumulative_args): Use real function declaration when
8566 2008-01-30 Richard Sandiford <rsandifo@nildram.co.uk>
8568 PR rtl-optimization/34998
8569 * global.c (build_insn_chain): Treat non-subreg_lowpart
8570 SUBREGs of pseudos as clobbering all the words covered by the
8571 SUBREG, not just all the bytes.
8572 * ra-conflict.c (clear_reg_in_live): Likewise. Take the
8573 original df_ref rather than an extract parameter.
8574 (global_conflicts): Update call accordingly.
8576 2008-01-30 Andreas Krebbel <krebbel1@de.ibm.com>
8578 * config/s390/fixdfdi.h (__fixunstfdi, __fixtfdi): Rearrange
8579 the overflow check to make it easier to read.
8580 (__fixtfdi): Change the type of the ll member in union
8581 long_double to UDItype_x.
8583 2008-01-30 Jakub Jelinek <jakub@redhat.com>
8586 * cgraph.h (cgraph_update_edges_for_call_stmt): New prototype.
8587 * cgraph.c (cgraph_update_edges_for_call_stmt): New function.
8588 * tree-inline.c (fold_marked_statements): Call
8589 cgraph_update_edges_for_call_stmt if folding a call statement.
8590 * cgraphunit.c (verify_cgraph_node): Set cfun to this_cfun for
8591 debug_generic_stmt calls, reset it back afterwards.
8594 * c-decl.c (start_decl): Don't pedwarn about TREE_READONLY
8596 * c-typeck.c (build_external_ref): Don't pedwarn about
8597 static vars in current function's scope.
8599 2008-01-29 Joseph Myers <joseph@codesourcery.com>
8601 * config.gcc (i[34567]86-*-nto-qnx*): Remove deprecation.
8603 2008-01-29 Bernhard Fischer <aldot@gcc.gnu.org>
8606 * ipa-struct-reorg.c: Fix spelling.
8607 * params.def: Ditto.
8609 2008-01-29 Richard Guenther <rguenther@suse.de>
8612 * tree-inline.h (struct copy_body_data): Add remapping_type_depth
8614 * tree-inline.c (remap_type): Increment remapping_type_depth
8615 around remapping types.
8616 (copy_body_r): Only add referenced variables if they are referenced
8617 from code, not types.
8619 2008-01-29 Douglas Gregor <doug.gregor@gmail.com>
8630 * c-pretty-print.c (pp_c_type_qualifier_list): Don't try to print
8631 qualifiers for an ERROR_MARK_NODE or a NULL_TREE.
8633 2008-01-28 Andy Hutchinson <hutchinsonandy@netscape.net>
8636 * config/avr/avr.c (expand_prologue): Use correct QI mode frame
8637 pointer for tiny stack.
8639 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
8641 * doc/tree-ssa.texi: Add cindex PHI nodes and improve wording.
8643 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
8645 * config/vx-common.h: Fix typo in comment.
8647 2008-01-28 Ian Lance Taylor <iant@google.com>
8651 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Don't
8652 coalesce pointers if they have different DECL_NO_TBAA_P values.
8653 * tree-ssa-copy.c (may_propagate_copy): Don't propagate copies
8654 between variables with different DECL_NO_TBAA_P values.
8656 2008-01-28 Nathan Froyd <froydnj@codesourcery.com>
8659 * config/rs6000/rs6000.c (small_data_operand): Vectors and floats
8660 are not legitimate small data references on SPE targets.
8662 2008-01-28 David Daney <ddaney@avtrex.com>
8664 * doc/install.texi (mips-*-*): Recommend binutils 2.18.
8666 2008-01-28 David Daney <ddaney@avtrex.com>
8668 * doc/install.texi (--disable-libgcj-bc): Reword documentation.
8670 2008-01-27 Joseph Myers <joseph@codesourcery.com>
8672 * config.gcc (strongarm*-*, ep9312*-*, xscale*-*, parisc*-*,
8673 m680[012]0-*, *-*-beos*, *-*-kaos*, *-*-linux*aout*,
8674 *-*-linux*libc1*, *-*-solaris2.[0-6], *-*-solaris2.[0-6].*,
8675 *-*-sysv*, *-*-windiss*, alpha*-*-unicosmk*, cris-*-aout,
8676 hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
8677 i[34567]86-sequent-ptx4*, i[34567]86-*-nto-qnx*,
8678 i[34567]86-*-sco3.2v5*, i[34567]86-*-uwin*, powerpc-*-chorusos*,
8679 vax-*-bsd*, vax-*-ultrix*): Mark obsolete.
8681 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
8683 * basic-block.h (condjump_equiv_p): Fix comment.
8685 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
8687 * tree-pretty-print.c (print_generic_decl, print_generic_stmt,
8688 print_generic_stmt_indented): Fix comment.
8690 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
8692 * configure.ac (__stack_chk_fail): Add detecion for availability
8693 of SSP in uClibc by checking if __UCLIBC_HAS_SSP__ is defined.
8694 * configure: Regenerate.
8696 2008-01-26 Maxim Kuvyrkov <maxim@codesourcery.com>
8699 * final.c (output_addr_const): Handle TRUNCATE.
8701 2008-01-26 Zdenek Dvorak <ook@ucw.cz>
8704 * tree-ssa-loop-ivopts.c (comp_cost): New type.
8705 (zero_cost, infinite_cost): New constants.
8706 (struct cost_pair): Change type of cost to comp_cost.
8707 (struct iv_ca): Change type of cand_use_cost and cost to comp_cost.
8708 (new_cost, add_costs, sub_costs, compare_costs, infinite_cost_p):
8710 (set_use_iv_cost, force_expr_to_var_cost, force_var_cost,
8711 split_address_cost, ptr_difference_cost, difference_cost,
8712 get_computation_cost_at, get_computation_cost,
8713 determine_use_iv_cost_generic, determine_use_iv_cost_address,
8714 determine_use_iv_cost_condition, determine_use_iv_costs,
8715 cheaper_cost_pair, iv_ca_recount_cost, iv_ca_set_no_cp,
8716 iv_ca_set_cp, iv_ca_cost, iv_ca_new, iv_ca_dump, iv_ca_extend,
8717 iv_ca_narrow, iv_ca_prune, try_improve_iv_set, find_optimal_iv_set):
8718 Change type of cost to comp_cost.
8719 (determine_iv_cost): Increase cost of non-original ivs, instead
8720 of decreasing the cost of original ones.
8721 (get_address_cost): Indicate the complexity of the addressing mode
8723 (try_add_cand_for): Prefer using ivs not specific to some object.
8724 * tree-flow.h (force_expr_to_var_cost): Declaration removed.
8726 2008-01-26 Peter Bergner <bergner@vnet.ibm.com>
8727 Janis Johnson <janis187@us.ibm.com>
8730 * doc/tm.texi (TARGET_EXPAND_TO_RTL_HOOK): Document.
8731 (TARGET_INSTANTIATE_DECLS): Likewise.
8732 * target.h (expand_to_rtl_hook): New target hook.
8733 (instantiate_decls): Likewise.
8734 * function.c (instantiate_decl): Make non-static. Rename to...
8735 (instantiate_decl_rtl): ... this.
8736 (instantiate_expr): Use instantiate_decl_rtl.
8737 (instantiate_decls_1): Likewise.
8738 (instantiate_decls): Likewise.
8739 (instantiate_virtual_regs: Call new instantiate_decls taget hook.
8740 * function.h (instantiate_decl_rtl): Add prototype.
8741 * cfgexpand.c (target.h): New include.
8742 (tree_expand_cfg): Call new expand_to_rtl_hook target hook.
8743 * target-def.h (TARGET_EXPAND_TO_RTL_HOOK): New define.
8744 (TARGET_INSTANTIATE_DECLS): Likewise.
8745 (TARGET_INITIALIZER): New target hooks added.
8746 * config/rs6000/rs6000-protos.h (rs6000_secondary_memory_needed_rtx):
8748 * config/rs6000/rs6000.c (tree-flow.h): New include.
8749 (machine_function): Add sdmode_stack_slot field.
8750 (rs6000_alloc_sdmode_stack_slot): New function.
8751 (rs6000_instantiate_decls): Likewise.
8752 (rs6000_secondary_memory_needed_rtx): Likewise.
8753 (rs6000_check_sdmode): Likewise.
8754 (TARGET_EXPAND_TO_RTL_HOOK): Target macro defined.
8755 (TARGET_INSTANTIATE_DECLS): Likewise.
8756 (rs6000_hard_regno_mode_ok): Allow SDmode.
8757 (num_insns_constant): Likewise. Handle _Decimal32 constants.
8758 (rs6000_emit_move): Handle SDmode.
8759 (function_arg_advance): Likewise.
8760 (function_arg): Likewise.
8761 (rs6000_gimplify_va_arg): Likewise. Add special handling of
8762 SDmode var args for 32-bit compiles.
8763 (rs6000_secondary_reload_class): Handle SDmode.
8764 (rs6000_output_function_epilogue): Likewise.
8765 (rs6000_function_value): Simplify if statement.
8766 (rs6000_libcall_value): Likewise.
8767 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Handle SDmode.
8768 (SECONDARY_MEMORY_NEEDED_RTX): Add define.
8769 * config/rs6000/dfp.md (movsd): New define_expand and splitter.
8770 (movsd_hardfloat): New define_insn.
8771 (movsd_softfloat): Likewise.
8772 (movsd_store): Likewise.
8773 (movsd_load): Likewise.
8774 (extendsddd2): Likewise.
8775 (extendsdtd2): Likewise.
8776 (truncddsd2): Likewise.
8777 (movdd_hardfloat64): Fixup comment.
8778 (UNSPEC_MOVSD_LOAD): New constant.
8779 (UNSPEC_MOVSD_STORE): Likewise.
8781 2008-01-26 Jakub Jelinek <jakub@redhat.com>
8784 * c-pretty-print.c (pp_c_exclusive_or_expression): Handle
8786 (pp_c_logical_and_expression): Handle TRUTH_AND_EXPR.
8787 (pp_c_logical_or_expression): Handle TRUTH_OR_EXPR.
8788 (pp_c_expression): Handle TRUTH_AND_EXPR, TRUTH_OR_EXPR
8791 2008-01-26 David Edelsohn <edelsohn@gnu.org>
8794 * config.gcc: Separate AIX 5.3 from AIX 6.1.
8795 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
8796 __LONGDOUBLE128 too.
8797 * config/rs6000/aix61.h: New file.
8799 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
8801 PR rtl-optimization/34959
8802 * optabs.c (expand_unop): In libcall notes, give ffs, clz, ctz,
8803 popcount and parity rtxes the same mode as their operand.
8804 Truncate or extend the result to the return value's mode
8807 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
8810 * config/mips/mips-protos.h (mips_expand_call): Return an rtx.
8811 * config/mips/mips.h (FIRST_PSEUDO_REGISTER): Rename FAKE_CALL_REGNO
8812 to GOT_VERSION_REGNUM.
8813 (CALL_REALLY_USED_REGISTERS): Set the GOT_VERSION_REGNUM entry to 0.
8814 (EPILOGUE_USES): Include GOT_VERSION_REGNUM if TARGET_USE_GOT.
8815 * config/mips/mips.c (mips_emit_call_insn): New function.
8816 (mips_call_tls_get_addr): Call mips_expand_call directly.
8817 (mips16_copy_fpr_return_value): Use mips_emit_call_insn rather than
8819 (mips16_build_call_stub): Likewise. Return the call insn or null.
8820 (mips_expand_call): Update the call to mips16_build_call_stub
8821 accordingly and a remove redundant condition. Assert that MIPS16
8822 stubs do not use lazy binding. Use mips_emit_call_insn and return
8824 (mips_extra_live_on_entry): Include GOT_VERSION_REGNUM if
8826 (mips_hard_regno_mode_ok_p): Allow SImode for GOT_VERSION_REGNUM.
8827 (mips_avoid_hazard): Remove hazard_set handling.
8828 * config/mips/mips.md (UNSPEC_EH_RECEIVER): Rename to...
8829 (UNSPEC_RESTORE_GP): ...this.
8830 (UNSPEC_SET_GOT_VERSION, UNSPEC_UPDATE_GOT_VERSION): New constants.
8831 (FAKE_CALL_REGNO): Rename to...
8832 (GOT_VERSION_REGNUM): ...this.
8833 (type): Add "ghost" value. Add an associated insn reservation.
8834 (hazard_set): Remove.
8835 (exception_receiver): Rename to...
8836 (restore_gp): ...this and update the unspec identifier accordingly.
8837 (exception_receiver, nonlocal_got_receiver): New expanders.
8838 (load_call<mode>): Use GOT_VERSION_REGNUM. Don't set
8839 FAKE_CALL_REGNO. Remove hazard_set attribute.
8840 (set_got_version, update_got_version): New patterns.
8842 2008-01-26 Danny Smith <dannysmith@users.sourceforge.net>
8845 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Define.
8847 2008-01-25 Joseph Myers <joseph@codesourcery.com>
8850 * doc/install.texi2html: Generate gcc-vers.texi.
8852 2008-01-25 DJ Delorie <dj@redhat.com>
8854 * config/m32c/m32c.h (ASM_PREFERRED_EH_DATA_FORMAT): Define.
8856 2008-01-25 Joseph Myers <joseph@codesourcery.com>
8858 * config/c4x: Remove directory.
8859 * config.gcc (crx-*, mt-*): Mark obsolete.
8860 (c4x-*, tic4x-*, c4x-*-rtems*, tic4x-*-rtems*, c4x-*, tic4x-*,
8861 h8300-*-rtemscoff*, ns32k-*-netbsdelf*, ns32k-*-netbsd*,
8862 sh-*-rtemscoff*): Remove cases.
8863 * defaults.h (C4X_FLOAT_FORMAT): Remove.
8864 * real.c (encode_c4x_single, decode_c4x_single,
8865 encode_c4x_extended, decode_c4x_extended, c4x_single_format,
8866 c4x_extended_format): Remove.
8867 * real.h (c4x_single_format, c4x_extended_format): Remove.
8868 * doc/extend.texi (interrupt, naked): Remove mention of attributes
8870 (Pragmas): Remove comment about c4x pragmas.
8871 * doc/install.texi (c4x): Remove target-specific instructions.
8872 * doc/invoke.texi (TMS320C3x/C4x Options): Remove.
8873 * doc/md.texi (Machine Constraints): Remove C4x documentation.
8874 * doc/tm.texi (MEMBER_TYPE_FORCES_BLK, c_register_pragma): Do not
8875 refer to C4x source files as examples.
8876 (C4X_FLOAT_FORMAT): Remove documentation.
8878 2008-01-25 Bernd Schmidt <bernd.schmidt@analog.com>
8880 * config/bfin/bfin.c (override_options): Reorder tests so that
8881 flag_pic gets enabled for -msep-data.
8883 2008-01-25 Richard Guenther <rguenther@suse.de>
8886 * expr.c (expand_expr_real_1): Reduce result of LSHIFT_EXPR
8887 to its bitfield precision if required.
8889 2008-01-25 Jakub Jelinek <jakub@redhat.com>
8892 * tree-nested.c (walk_omp_for): New function.
8893 (convert_nonlocal_reference, convert_local_reference): Call
8894 walk_omp_for on OMP_FOR.
8895 (convert_call_expr): Call walk_body on OMP_FOR's
8896 OMP_FOR_PRE_INIT_BODY.
8898 2008-01-25 Richard Guenther <rguenther@suse.de>
8900 PR tree-optimization/34966
8901 * tree-ssa-math-opts.c (execute_cse_sincos_1): For all but
8902 default defs and PHI_NODEs we have to insert after the
8905 2008-01-24 Nick Clifton <nickc@redhat.com>
8907 * config/stormy16/stormy16-lib2.c (MIN_UNITS_PER_WORD):
8908 Provide a default definition.
8909 (LIBGCC2_UNITS_PER_WORD): Likewise.
8911 * config/stormy16/stormy16.c: Include df.h for the prototype
8912 for df_regs_ever_live_p.
8913 (xstormy16_expand_builtin_va_start): Convert the stack offset
8914 into a component_ref and then use POINTER_PLUS_EXPR to add it
8915 to the incoming_virtual_args_rtx.
8916 (xstormy16_gimplify_va_arg_expr): Rename to
8917 xstormy16_gimplify_va_arg_expr.
8918 Use POINTER_PLUS_EXPR when performing pointer arithmetic.
8919 (TARGET_GIMPLIFY_VA_ARG_EXPR): Use renamed
8920 xstormy16_gimplify_va_arg_expr.
8921 Fix up some formatting issues.
8923 * config/stormy16/stormy16.c: (xstormy16_carry_plus_operand):
8924 Move to predicates.md.
8925 (xs_hi_general_operand): Likewise.
8926 (xs_hi_nonmemory_operand): Likewise.
8927 * config/stormy16/predicates.md:
8928 (xstormy16_carry_plus_operand): New predicate.
8929 (xs_hi_general_operand): New predicate.
8930 (xs_hi_nonmemory_operand): New predicate.
8931 * config/stormy16/stormy16-protos.h:
8932 (xstormy16_carry_plus_operand): Delete prototype.
8933 (xs_hi_general_operand): Likewise.
8934 (xs_hi_nonmemory_operand): Likewise.
8936 * config/storm16/stormy16.md (addhi3): Remove earlyclobber
8937 modifiers as they are no longer needed and they can trigger
8938 reload spill failures.
8940 * config/storm16/stormy16.md (ineqbranchsi): Replace match_dup
8941 with a match_operand in order to help reload.
8943 * config/storm16/stormy16.md (movhi_internal): Replace 'r'
8944 constraint with 'e' for the 8th alternative as this version of
8945 the mov.w instruction only accepts the lower 8 registers.
8947 2008-01-25 Uros Bizjak <ubizjak@gmail.com>
8950 * simplifx-rtx.c (simplify_const_binary_operation) [VEC_CONCAT]:
8951 Consider only CONST_INT, CONST_DOUBLE and CONST_FIXED as constant
8954 2008-01-25 Jakub Jelinek <jakub@redhat.com>
8957 * gimplify.c (gimplify_omp_for): Gimplify OMP_FOR_PRE_BODY.
8959 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
8961 * ipa-struct-reorg.c (remove_str_allocs_in_func, remove_str_allocs):
8963 (remove_structure): Update allocations list before removing structure.
8965 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
8967 * ipa-struct-reorg.c (is_safe_cond_expr,
8968 create_new_stmts_for_cond_expr): Use integer_zerop function,
8969 that recognize not only zero-pointer, but zero-integer too.
8971 2008-01-25 Ben Elliston <bje@au.ibm.com>
8974 * fixproto: Escape "." in sed expression that strips leading "./".
8976 2008-01-24 H.J. Lu <hongjiu.lu@intel.com>
8979 * gcc.c (SWITCH_OK): Removed.
8980 (SWITCH_LIVE): Changed to bit.
8981 (SWITCH_FALSE): Likewise.
8982 (SWITCH_IGNORE): Likewise.
8983 (switchstr): Change live_cond to unsigned int.
8984 (process_command): Replace SWITCH_OK with 0.
8985 (do_self_spec): Likewise.
8986 (set_collect_gcc_options): Check the SWITCH_IGNORE bit.
8987 (give_switch): Likewise.
8988 (used_arg): Likewise.
8989 (do_spec_1): Set the SWITCH_IGNORE bit.
8990 (check_live_switch): Check both SWITCH_LIVE and SWITCH_FALSE
8991 bits. Set the SWITCH_LIVE bit.
8993 2008-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
8995 * config/s390/s390.h (MOVE_RATIO): Define new target macro.
8997 2008-01-24 Richard Sandiford <rsandifo@nildram.co.uk>
8999 PR tree-optimization/34472
9000 * ipa-struct-reorg.c (safe_cond_expr_check): Change the DATA
9001 parameter to a "bool *" and set *DATA to false if there is
9002 an unsafe access. Do not delete the structure here.
9003 (check_cond_exprs): Delete it here instead.
9004 (check_cond_exprs, exclude_cold_structs): Do not increase
9005 I when removing a structure.
9007 2008-01-24 Uros Bizjak <ubizjak@gmail.com>
9010 * config/i386/i386.c (ix86_expand_vector_init): Consider only
9011 CONST_INT, CONST_DOUBLE and CONST_FIXED as constant vector elements.
9013 2008-01-24 Jakub Jakub Jelinek <jakub@redhat.com>
9016 * tree-stdarg.c (reachable_at_most_once): Use VEC vector instead of
9017 a fixed vector for stack.
9019 2008-01-24 Ben Elliston <bje@au.ibm.com>
9022 * doc/gcc.texi (Software development): Add a direntry for g++.
9024 2008-01-23 Hans-Peter Nilsson <hp@axis.com>
9026 * config/cris/cris.h (CC1PLUS_SPEC, OPTIMIZATION_OPTIONS): Drop
9027 stale and straggling -fforce-addr comments above.
9029 * config/cris/cris.h (CRIS_SUBTARGET_VERSION, TARGET_VERSION): Don't
9031 * config/cris/linux.h (CRIS_SUBTARGET_VERSION): Don't define.
9032 * config/cris/aout.h (CRIS_SUBTARGET_VERSION): Don't define.
9034 2008-01-23 Michael Matz <matz@suse.de>
9037 * dwarf2out.c (force_type_die): Use modified_type_die instead of
9040 2008-01-23 Andreas Krebbel <krebbel1@de.ibm.com>
9042 * ipa-struct-reorg.c (create_new_malloc): Use pointer type as
9045 2008-01-23 Anatoly Sokolov <aesok@post.ru>
9047 * config/avr/avr.c (avr_current_arch): New variable.
9048 (avr_arch_types): Add 'avr31' and 'avr51' entries.
9049 (avr_arch): Add 'ARCH_AVR31' and 'ARCH_AVR51'.
9050 (avr_mcu_types): Add 'avr31' and 'avr51' architectures.
9051 (avr_override_options): Init 'avr_current_arch'.
9052 (base_arch_s): Move from here...
9053 * config/avr/avr.h (base_arch_s): ... here. Add new members
9054 'have_elpm', 'have_elpmx', 'have_eijmp_eicall', 'reserved'. Rename
9055 'mega' to 'have_jmp_call'.
9056 (TARGET_CPU_CPP_BUILTINS): Define "__AVR_HAVE_JMP_CALL__",
9057 "__AVR_HAVE_RAMPZ__", "__AVR_HAVE_ELPM__" and "__AVR_HAVE_ELPMX__"
9059 (LINK_SPEC, CRT_BINUTILS_SPECS, ASM_SPEC): Add 'avr31' and 'avr51'
9061 * config/avr/t-avr (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
9062 MULTILIB_MATCHES): (Ditto.).
9064 2008-01-23 Richard Guenther <rguenther@suse.de>
9067 * cgraphunit.c (cgraph_reset_node): Always mark the node
9068 not reachable if it is not queued already.
9070 2008-01-23 Bernd Schmidt <bernd.schmidt@analog.com>
9072 * config/bfin/bfin-protos.h (WA_RETS, ENABLE_WA_RETS): New macros.
9073 * config/bfin/bfin.c (bfin_cpus): Add WA_RETS everywhere.
9074 (cputype_selected): New static variable.
9075 (bfin_handle_option): Set it if -mcpu is used.
9076 (override_option): Select default set of workarounds if no cpu type
9077 selected on the command line.
9078 (workaround_rts_anomaly): Only run if ENABLE_WA_RETS.
9080 From Michael Frysinger <michael.frysinger@analog.com>
9081 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add
9082 BFIN_CPU_BF547, BFIN_CPU_BF523, BFIN_CPU_BF524, and BFIN_CPU_BF526.
9084 * config/bfin/elf.h (LIB_SPEC): Use proper linker script
9085 for bf547, bf523, bf524, and bf526.
9086 * config/bfin/bfin.c (bfin_cpus[]): Add bf547, bf523, bf524, and
9088 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
9089 __ADSPBF523__ for bf523, __ADSPBF524__ for bf524,
9090 __ADSPBF526__ for bf526, __ADSPBF52x__ for all three, as well as
9091 __ADSPBF547__ and __ADSPBF54x__ for bf547.
9092 * doc/invoke.texi (Blackfin Options): Document that
9093 -mcpu now accept bf547, bf523, bf524, and bf526.
9095 2008-01-22 Eric Botcazou <ebotcazou@adacore.com>
9097 PR rtl-optimization/34628
9098 * combine.c (try_combine): Stop and undo after the first combination
9099 if an autoincrement side-effect on the first insn has effectively
9102 2008-01-22 David Edelsohn <edelsohn@gnu.org>
9105 * config/rs6000/rs6000.c (rs6000_legitimate_offset_address_p):
9106 Offset addresses are not valid for Altivec or paired float modes.
9108 2008-01-22 Jakub Jelinek <jakub@redhat.com>
9111 * c-parser.c (c_parser_omp_for_loop): Don't call c_finish_omp_for
9112 if DECL_INITIAL (decl) is error_mark_node.
9115 * c-common.c (handle_vector_size_attribute): Only allow
9116 integral, scalar float and fixed point types. Handle OFFSET_TYPE
9117 the same way as pointer, array etc. types.
9118 * tree.c (reconstruct_complex_type): Handle OFFSET_TYPE.
9121 * tree.c (build_type_attribute_qual_variant): Call
9122 build_qualified_type if attributes are equal, but quals are not.
9124 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9127 * doc/invoke.texi (-Wall): -Wall enables -Wstrict-overflow=1.
9128 * flags.h (warn_strict_aliasing): Remove.
9129 (warn_strict_overflow): Remove.
9130 * opts.c (warn_strict_aliasing): Remove.
9131 (warn_strict_overflow): Remove.
9132 * c-opts.c (c_common_handle_option): -Wall only sets
9133 -Wstrict-aliasing or -Wstrict-overflow if they are uninitialized.
9134 (c_common_post_options): Give default values to -Wstrict-aliasing
9135 and -Wstrict-overflow if they are uninitialized.
9136 * common.opt (Wstrict-aliasing): Specify Var and Init.
9137 (Wstrict-overflow): Likewise.
9139 2008-01-22 Kenneth Zadeck <zadeck@naturalbridge.com>
9141 PR rtl-optimization/26854
9142 PR rtl-optimization/34400
9143 PR rtl-optimization/34884
9144 * ddg.c (create_ddg_dep_from_intra_loop_link): Use
9146 * df.h (df_changeable_flags.DF_RD_NO_TRIM): Deleted
9147 (df_rd_bb_info.expanded_lr_out): Deleted
9148 * loop_invariant.c (find_defs): Deleted DF_RD_NO_TRIM flag.
9149 * loop_iv.c (iv_analysis_loop_init): Ditto. * df-problems.c
9150 (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
9151 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
9152 Removed code to allocate, initialize or free expanded_lr_out.
9153 (df_rd_bb_local_compute_process_def): Restructured to make more
9155 (df_rd_confluence_n): Removed code to no apply invalidate_by_call
9156 sets if the sets are being trimmed.
9158 2008-01-22 H.J. Lu <hongjiu.lu@intel.com>
9161 * configure.ac (ld_vers): Support GNU linker version xx.xx.*
9162 (as_vers): Likewise.
9163 * configure: Regenerated.
9165 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9168 * tree-pass.h (pass_build_alias): New pass.
9169 * tree-ssa-alias.c (gate_build_alias): New.
9170 (pass_build_alias): New.
9171 * passes.c (init_optimization_passes): Add pass_build_alias after
9172 pass_create_structure_vars.
9174 2008-01-22 Wolfgang Gellerich <gellerich@de.ibm.com>
9176 * config/s390/s390.h (S390_TDC_POSITIVE_NORMALIZED_NUMBER):
9177 Renamed to S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER.
9178 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): Renamed to
9179 S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER.
9180 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): Renamed to
9181 S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER.
9182 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): Renamed to
9183 S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER.
9184 (S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER): New constant.
9185 (S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER): New constant.
9186 (S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER): New constant.
9187 (S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER): New constant.
9188 * config/s390/s390.md (FP_ALL): New mode iterator.
9189 (_d): New mode attribute.
9190 ("*signbit<mode>2>"): Changed mode of first operand.
9191 ("isinf<mode>2"): Changed mode of first operand.
9192 ("*TDC_insn"): Adaptation for DFP modes.
9194 2008-01-22 Ben Elliston <bje@au.ibm.com>
9196 * tree.c (check_qualified_type): Improve function description.
9198 2008-01-21 Jason Merrill <jason@redhat.com>
9201 * tree.h (TRY_CATCH_IS_CLEANUP): New macro.
9202 * tree-eh.c (honor_protect_cleanup_actions): Strip TRY_CATCH_EXPR
9205 2008-01-21 DJ Delorie <dj@redhat.com>
9207 * doc/tm.texi (HARD_REGNO_NREGS): Note that this macro must not
9210 2008-01-21 Richard Guenther <rguenther@suse.de>
9213 * tree-cfg.c (verify_expr): Allow all invariant expressions
9214 instead of just constant class ones as reference argument.
9215 * tree-ssa-loop-im.c (for_each_index): Handle CONSTRUCTOR
9216 like any other constant.
9217 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
9219 2008-01-21 H.J. Lu <hongjiu.lu@intel.com>
9221 * regmove.c (fixup_match_1): Update call crossed frequencies.
9223 2008-01-21 Richard Guenther <rguenther@suse.de>
9226 * tree-inline.c (setup_one_parameter): Deal with mismatched
9227 types using a VIEW_CONVERT_EXPR.
9229 2008-01-21 Alon Dayan <alond@il.ibm.com>
9230 Olga Golovanevsky <olga@il.ibm.com>
9232 PR tree-optimization/34701
9233 * ipa-struct-reorg.c (gen_size): Fix the malloc parameter calculation
9234 when the structure size is not a power of 2.
9236 2008-01-20 Kenneth Zadeck <zadeck@naturalbridge.com>
9238 * doc/install.texi: Add doc for --enable-checking=df.
9240 2008-01-20 Kaz Kojima <kkojima@gcc.gnu.org>
9242 PR rtl-optimization/34808
9243 * emit-rtl.c (try_split): Handle REG_RETVAL notes.
9245 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
9247 * global.c (find_reg): Only compute EH_RETURN_DATA_REGNO once per
9250 2008-01-19 Kenneth Zadeck <zadeck@naturalbridge.com>
9252 PR rtl-optimization/26854
9253 PR rtl-optimization/34400
9254 * ddg.c (create_ddg_dep_from_intra_loop_link): Do not use
9256 * df.h (df_changeable_flags.DF_RD_NO_TRIM): New.
9257 (df_rd_bb_info.expanded_lr_out): New.
9258 * loop_invariant.c (find_defs): Added DF_RD_NO_TRIM flag.
9259 * loop_iv.c (iv_analysis_loop_init): Ditto.
9260 * df-problems.c (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
9261 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
9262 Added code to allocate, initialize or free expanded_lr_out.
9263 (df_rd_bb_local_compute_process_def): Restructured to make
9264 more understandable.
9265 (df_rd_confluence_n): Add code to do nothing with fake edges and
9266 code to no apply invalidate_by_call sets if the sets are being trimmed.
9267 (df_lr_local_finalize): Renamed to df_lr_finalize.
9268 (df_live_local_finalize): Renamed to df_live_finalize.
9270 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
9273 * config/mips/mips.md (div<mode>3): Use <recip_condition> when
9274 deciding whether to use reciprocal instructions.
9276 2008-01-19 Uros Bizjak <ubizjak@gmail.com>
9278 * dwarf2out.c (dwarf2out_switch_text_section): Do not call
9279 dwarf2out_note_section_used if cold_text_section is NULL.
9281 2008-01-19 Jakub Jelinek <jakub@redhat.com>
9283 PR gcov-profile/34610
9284 * tree-cfg.c (make_edges): Mark both outgoing edges from
9285 OMP_CONTINUE and from OMP_FOR as EDGE_ABNORMAL.
9286 * omp-low.c (expand_omp_for): Clear EDGE_ABNORMAL bits
9287 from OMP_FOR and OMP_CONTINUE outgoing edges.
9289 * tree-profile.c (tree_profiling): Return early if
9290 cfun->after_tree_profile != 0. Set cfun->after_tree_profile
9292 * omp-low.c (expand_omp_parallel): Copy after_tree_profile
9293 from cfun to child_cfun.
9294 * function.h (struct function): Add after_tree_profile bit.
9296 2008-01-19 Anatoly Sokolov <aesok@post.ru>
9298 * config/avr/avr.S (_exit): Disable interrupt.
9300 2008-01-18 Kenneth Zadeck <zadeck@naturalbridge.com>
9301 Steven Bosscher <stevenb.gcc@gmail.com>
9303 PR rtl-optimization/26854
9304 PR rtl-optimization/34400
9305 * df-problems.c (df_live_scratch): New scratch bitmap.
9306 (df_live_alloc): Allocate df_live_scratch when doing df_live.
9307 (df_live_reset): Clear the proper bitmaps.
9308 (df_live_bb_local_compute): Only process the artificial defs once
9309 since the order is not important.
9310 (df_live_init): Init the df_live sets only with the variables
9311 found live by df_lr.
9312 (df_live_transfer_function): Use the df_lr sets to prune the
9313 df_live sets as they are being computed.
9314 (df_live_free): Free df_live_scratch.
9316 2008-01-18 Ian Lance Taylor <iant@google.com>
9318 * common.opt: Add fmerge-debug-strings.
9319 * dwarf2out.c (DEBUG_STR_SECTION_FLAGS): Test
9320 flag_merge_debug_strings rather than flag_merge_constants.
9321 * doc/invoke.texi (Option Summary): Mention
9322 -fmerge-debug-strings.
9323 (Debugging Options): Document -fmerge-debug-strings.
9325 2008-01-18 Ian Lance Taylor <iant@google.com>
9328 * tree.h (DECL_IS_OPERATOR_NEW): Define.
9329 (struct tree_function_decl): Add new field operator_new_flag.
9330 * tree-inline.c (expand_call_inline): When inlining a call to
9331 operator new, force the return value to go into a variable, and
9332 set DECL_NO_TBAA_P on that variable.
9333 * c-decl.c (merge_decls): Merge DECL_IS_OPERATOR_NEW flag.
9335 2008-01-18 Uros Bizjak <ubizjak@gmail.com>
9338 * dwarf2out.c (dwarf2out_switch_text_section): Do not guard with
9339 DWARF2_DEBUGGING_INFO.
9340 (dwarf2out_note_section_used): Ditto. Add prototype.
9341 (have_multiple_function_sections, text_section_used,
9342 cold_text_section_used, *cold_text_sections): Move declarations
9345 2008-01-17 Bob Wilson <bob.wilson@acm.org>
9347 * config/xtensa/unwind-dw2-xtensa.h (_Unwind_FrameState): Remove pc
9348 field and add signal_ra.
9349 * config/xtensa/unwind-dw2-xtensa.c (uw_frame_state_for): Remove
9350 assignments to frame state pc. Move end of stack check after
9351 MD_FALLBACK_FRAME_STATE_FOR.
9352 (uw_update_context_1): Use frame state signal_regs if set, instead
9353 of checking signal_frame flag.
9354 (uw_update_context): Use frame state signal_ra if set.
9355 * config/xtensa/linux.h (MD_UNWIND_SUPPORT): Define.
9356 * config/xtensa/linux-unwind.h: New file.
9358 2008-01-18 Bernhard Fischer <aldot@gcc.gnu.org>
9360 * modulo-sched.c (get_sched_window): Fix comment typo.
9362 2008-01-17 Andrew MacLeod <amacleod@redhat.com>
9364 PR tree-optimization/34648
9365 * tree-ssa-sccvn.c (visit_use): Expressions which can throw are varying.
9367 2008-01-17 Anatoly Sokolov <aesok@post.ru>
9369 * config/avr/avr.h (LINK_SPEC): Support -mrelax and -mpmem-wrap-around.
9370 * config/avr/avr.opt (mrelax, mpmem-wrap-around): Add.
9372 2008-01-17 Seongbae Park <seongbae.park@gmail.com>
9374 PR rtl-optimization/34400
9375 * df-core.c (df_worklist_dataflow_overeager,
9376 df_worklist_dataflow_doublequeue): New functions.
9377 (df_worklist_dataflow): Two different worklist solvers.
9378 * params.def (PARAM_DF_DOUBLE_QUEUE_THRESHOLD_FACTOR):
9381 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
9384 * doc/invoke.texi: Document the dependence on pthread for fopenmp
9385 and ftree-parallelize-loops.
9387 2008-01-17 Mircea Namolaru <namolaru@il.ibm.com>
9389 PR rtl-optimization/34826
9390 * loop-doloop (doloop_modify): Update the REG_BR_PROB note.
9392 2008-01-17 Andreas Krebbel <krebbel1@de.ibm.com>
9394 * global.c (find_reg): Mark the eh regs as used if necessary.
9395 * ra-conflict.c (global_conflicts): Set no_eh_reg flag.
9396 * ra.h (struct allocno): no_eh_reg field added. Changed
9397 no_stack_reg type to bitfield.
9399 2008-01-17 Eric Botcazou <ebotcazou@adacore.com>
9401 * tree.c (substitute_in_expr): Add missing 'break'.
9403 2008-01-17 Richard Guenther <rguenther@suse.de>
9405 PR tree-optimization/34825
9406 * tree-ssa-math-opts.c (is_division_by): Do not recognize
9407 x / x as division to handle.
9409 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9411 * pa64-hpux.h (LIB_SPEC): Add "-lpthread" in shared links if "-mt" or
9412 "-pthread" is specified.
9413 * pa-hpux11.h (LIB_SPEC): Likewise.
9415 2008-01-16 Janis Johnson <janis187@us.ibm.com>
9416 Peter Bergner <bergner@vnet.ibm.com>
9418 PR rtl-optimization/33796
9419 * sparseset.c (sparseset_alloc): Use xcalloc rather than xmalloc.
9421 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9423 PR libgfortran/34699
9424 * pa-hpux.h (LINK_SPEC): Only search /lib/pa1.1 and /usr/lib/pa1.1 on
9426 * pa-hpux10.h (LINK_SPEC): Likewise.
9427 * pa-hpux11.h (LINK_SPEC): Don't search /lib/pa1.1 and /usr/lib/pa1.1.
9429 2008-01-16 Richard Guenther <rguenther@suse.de>
9432 * fold-const.c (fold_convert_const_int_from_int): Do not
9433 set overflow if that occured only because of a sign extension
9434 change when converting from/to a sizetype with the same
9435 precision and signedness.
9437 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
9440 * dwarf2out.c (output_call_frame_info): Move output of FDE initial
9441 location address to the correct place. Update copyright year.
9443 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
9445 * lambda-code.c (lambda_transform_legal_p): Handle the case of
9446 no dependences in the dependence_relations vector.
9448 2008-01-16 Jan Hubicka <jh@suse.cz>
9450 PR rtl-optimization/31396
9451 * regstat.c (regstat_bb_compute_ri): Compute FREQ_CALLS_CROSSED.
9452 * cfg.c (dump_reg_info): Print it.
9453 * regs.h (struct reg_info_t): add freq_calls_crossed.
9454 (REG_FREQ_CALLS_CROSSED): New macro.
9455 * global.c (global_alloc): Compute freq_calls_crossed for allocno.
9456 (find_reg): Update call of CALLER_SAVE_PROFITABLE.
9457 * regmove.c (optimize_reg_copy_1, optimize_reg_copy_2, fixup_match_2,
9458 regmove_optimize): Update call crossed frequencies.
9459 * local-alloc.c (struct qty): Add freq_calls_crossed.
9460 (alloc_qty): Copute freq_calls_crossed.
9461 (update_equiv_regs, combine_regs): Update REG_FREQ_CALLS_CROSSED.
9462 (find_free_reg): Update call of CALLER_SAVE_PROFITABLE.
9463 * ra.h (struct allocno): Add freq_calls_crossed.
9465 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
9467 * gcc.c (LINK_COMMAND_SPEC): Add includes and link options for
9468 libgomp when compiling with ftree-parallelize-loops.
9469 (GOMP_SELF_SPECS): Add -pthread for ftree-parallelize-loops.
9471 2008-01-16 Richard Guenther <rguenther@suse.de>
9473 PR tree-optimization/34769
9474 * tree-data-ref.c (initialize_matrix_A): Revert fix for PR34458.
9475 * tree.c (int_cst_value): Instead make this function more
9476 permissive in what it accepts as valid input. Document this
9477 function always sign-extends the value.
9479 2008-01-16 Jakub Jelinek <jakub@redhat.com>
9480 Richard Guenther <rguenther@suse.de>
9483 * gimplify.c (fold_indirect_ref_rhs): Rename to ...
9484 (gimple_fold_indirect_ref_rhs): ... this.
9485 (gimple_fold_indirect_ref): New function with foldings
9486 that preserve lvalueness.
9487 (gimplify_modify_expr_rhs): Call gimple_fold_indirect_ref_rhs.
9488 * tree-flow.h (gimple_fold_indirect_ref): Declare.
9489 * tree-inline.c (copy_body_r): Use gimple_fold_indirect_ref
9490 to fold an INDIRECT_REF, fall back to the old use of
9491 fold_indirect_ref_1.
9493 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
9495 * tree-data-ref.c (subscript_dependence_tester_1): Call
9496 free_conflict_function.
9497 (compute_self_dependence): Same.
9499 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
9502 * debug.h (dwarf2out_switch_text_section): Move declaration from ...
9503 * dwarf2out.c (dwarf2out_switch_text_section): ... here. Make
9505 * final.c (final_scan_insn) [NOTE_INSN_SWITCH_TEXT_SECTIONS]:
9506 Depending on dwarf2out_do_frame, call dwarf2out_switch_text_section
9507 for DWARF2_UNWIND_INFO targets.
9509 2008-01-16 Richard Guenther <rguenther@suse.de>
9512 * c-typeck.c (common_pointer_type): Do not merge inconsistent
9513 type qualifiers for function types.
9515 2008-01-15 Jerry DeLisle <jvdelisle@gcc.gnu.org>
9517 * tree-parloops.c (gen_parallel_loop): Fix ommision of declaration for
9518 loop_iterator li from previous commit.
9520 2008-01-15 Sebastian Pop <sebastian.pop@amd.com>
9522 * tree-parloops.c (gen_parallel_loop): Free loop bound estimations.
9524 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
9526 * tree-parloops.c (loop_has_blocks_with_irreducible_flag): New.
9527 (parallelize_loops): Don't parallelize irreducible components.
9529 2008-01-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9532 * c-opts (c_common_post_options): Do not enable CPP
9533 flag_pedantic_errors by default.
9535 2008-01-14 Eric Botcazou <ebotcazou@adacore.com>
9537 PR rtl-optimization/31944
9538 * cse.c (remove_pseudo_from_table): New function.
9539 (merge_equiv_classes): Use above function to remove pseudo-registers.
9540 (invalidate): Likewise.
9542 2008-01-13 Richard Guenther <rguenther@suse.de>
9545 * emit-rtl.c (set_reg_attrs_for_decl_rtl): Use DECL_MODE
9546 instead of TYPE_MODE to deal with calls from expand_one_error_var.
9548 2008-01-13 Uros Bizjak <ubizjak@gmail.com>
9550 * gcse.c (cprop_jump): Call validate_unshare_change instead of
9551 validate_change to unshare the source of the PC set.
9553 2008-01-12 Jan Hubicka <jh@suse.cz>
9556 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Do not construct
9557 references above array bounds. This might trigger bounds checks for
9560 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
9562 * tree-ssa-ter.c (free_temp_expr_table): Free num_in_part and
9563 new_replaceable_dependencies.
9565 2008-01-12 Doug Kwan <dougkwan@google.com>
9567 * c-decl.c: (grokdeclarator): Use OPT_Wignored_qualifiers
9568 instead of OPT_Wreturn_type in warning due to ignored return type
9570 * c-opt.c (c_common_post_option): Add -Wignored-qualifiers to
9571 options included in -Wextra.
9572 * c.opt: New option -Wignored_qualifiers.
9573 * doc/invoke.texi (Warning Options, -Wextra): Add new option
9574 -Wignore_qualifiers.
9575 (-Wignored-qualifiers): Document.
9576 (-Wreturn-type): Remove description of functionality now handled
9577 by -Wignored-qualifiers.
9579 2008-01-12 Eric Botcazou <ebotcazou@adacore.com>
9582 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Fold an existing
9583 NOP_EXPR if it is between integral types with the same precision.
9585 2008-01-12 Jan Hubicka <jh@suse.cz>
9588 * invoke.texi (max-inline-recursive-depth): Fix default value.
9590 2008-01-12 Zdenek Dvorak <ook@ucw.cz>
9592 * tree-parloops.c (transform_to_exit_first_loop): Cast nit to the
9595 2008-01-11 Bob Wilson <bob.wilson@acm.org>
9597 * config/xtensa/xtensa.c (override_options): Set flag_shlib.
9599 2008-01-11 James E. Wilson <wilson@specifix.com>
9602 * config/vax/elf.h (FRAME_POINTER_CFA_OFFSET): Define.
9604 2008-01-11 Anatoly Sokolov <aesok@post.ru>
9606 * config/avr/avr.c (expand_prologue, expand_epilogue): Don't
9607 save/restore frame pointer register and don't use 'call-prologues'
9608 optimization in function with "OS_task" attribute.
9610 2008-01-11 Eric Botcazou <ebotcazou@adacore.com>
9613 * expr.c (copy_blkmode_from_reg): Use a mode suited to the size
9614 when copying to memory.
9616 2008-01-11 Steven Bosscher <stevenb.gcc@gmail.com>
9618 PR rtl-optimization/30905
9619 * cfgcleanup.c: Include dce.h
9620 (crossjumps_occured): New global variable.
9621 (try_crossjump_bb): Exit loop after finding a fallthru edge.
9622 If something changed, set crossjumps_occured to true.
9623 (try_optimize_cfg): Clear crossjumps_occured at the beginning.
9624 Don't add/remove fake edges to exit here...
9625 (cleanup_cfg): ...but do it here, when crossjumping.
9626 Run a fast DCE when successful crossjumps occured in the latest
9627 iteration of try_optimize_cfg.
9629 2008-01-11 Richard Guenther <rguenther@suse.de>
9631 * tree-ssa-sccvn.c (struct vn_binary_op_s): Move hashcode near opcode.
9632 (struct vn_unary_op_s): Likewise.
9633 (vn_reference_insert): Free old reference on hash collision.
9635 2008-01-10 Raksit Ashok <raksit@google.com>
9637 PR rtl-optimization/27971
9638 * combine.c (find_split_point): Split PLUS expressions which are
9639 inside a MEM rtx, and whose first operand is complex.
9641 2008-01-10 DJ Delorie <dj@redhat.com>
9643 * config/m32c/m32c.c (m32c_hard_regno_nregs_1): Renamed from...
9644 (m32c_hard_regno_nregs): ...this, which is now a wrapper.
9645 (m32c_hard_regno_ok): Call the underlying function.
9647 2008-01-10 Richard Guenther <rguenther@suse.de>
9650 * tree-cfg.c (tree_merge_blocks): Do not go through the
9651 full-blown folding and stmt updating path if we just deal
9652 with virtual operands.
9653 * tree-ssa-copy.c (may_propagate_copy): Do not short-cut
9654 test for abnormal SSA_NAMEs.
9656 2008-01-10 Andreas Krebbel <krebbel1@de.ibm.com>
9659 * reload.c (push_reload): Add assertions. All constants from
9660 reg_equiv_constant should have been used for replacing the respective
9662 (find_reloads_address): Invoke find_reloads_address_part for
9663 constant taken from the reg_equiv_constant array.
9665 2008-01-10 Steven Bosscher <stevenb.gcc@gmail.com>
9667 * tree-ssa-sccvn.h (struct vn_ssa_aux): Make the most accessed
9668 field (valnum) the first in the struct. Replace bools with
9671 2008-01-10 Richard Guenther <rguenther@suse.de>
9673 PR tree-optimization/34651
9674 * tree-sra.c (sra_build_assignment): Sanitize. Use the correct
9675 types and ordering for masking and converting.
9677 2008-01-09 Sebastian Pop <sebastian.pop@amd.com>
9679 PR tree-optimization/34017
9680 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Generate code
9681 also for PHI_NODE expressions.
9683 2008-01-09 Jan Hubicka <jh@suse.cz>
9685 PR tree-optimization/34708
9686 * tree-inline.c (estimate_num_insns_1): Compute cost of SWITCH_EXPR
9687 based on number of case labels.
9688 (init_inline_once): Remove switch_cost.
9689 * tree-inline.h (eni_weights_d): Remove switch_cost.
9691 2008-01-09 Richard Guenther <rguenther@suse.de>
9692 Andrew Pinski <andrew_pinski@playstation.sony.com>
9695 * gimplify.c (gimplify_cond_expr): Do not create an addressable
9696 temporary if an rvalue is ok or an lvalue is not required.
9698 2008-01-09 Richard Guenther <rguenther@suse.de>
9701 * tree-data-ref.c (initialize_matrix_A): Use tree_low_cst,
9704 2008-01-09 Richard Guenther <rguenther@suse.de>
9707 * tree.c (host_integerp): Check for sizetype only if the
9708 type is an integer type.
9710 2008-01-09 Steven Bosscher <stevenb.gcc@gmail.com>
9713 * opts.c (decode_options): Disable inlining of functions called
9714 once if not in unit-at-a-time mode.
9716 2008-01-09 Alexandre Oliva <aoliva@redhat.com>
9718 * Makefile.in (dse.o): Remove duplicate $(RECOG_H) dependency.
9720 2008-01-08 Richard Guenther <rguenther@suse.de>
9723 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Bail
9724 out early if the result will be unused.
9726 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
9731 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
9732 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
9735 2008-01-08 Jan Sjodin <jan.sjodin@amd.com>
9737 * config/i386/i386.c (k8_cost, amdfam10_cost): Branch costs
9738 for vectorization tuned.
9740 2008-01-08 Richard Guenther <rguenther@suse.de>
9742 PR tree-optimization/34683
9743 * tree-ssa-operands.c (operand_build_cmp): Export.
9744 * tree-ssa-operands.h (operand_build_cmp): Declare.
9745 * tree-vn.c (vuses_compare): Remove.
9746 (sort_vuses): Use operand_build_cmp.
9747 (sort_vuses_heap): Likewise.
9748 * tree-ssa-sccvn.c (vuses_to_vec): Use VEC_reserve, not VEC_alloc
9749 to re-use old VEC if available. Do not sort already sorted VUSEs.
9750 (vdefs_to_vec): Do not sort already sorted VDEFs.
9752 2008-01-08 Jakub Jelinek <jakub@redhat.com>
9755 * omp-low.c (copy_var_decl): Copy also DECL_SOURCE_LOCATION.
9757 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
9760 * doc/invoke.texi (i386 and x86-64 Options) [mrecip]: Document
9761 limitations of reciprocal sequences on x86 targets.
9763 2008-01-08 Richard Guenther <rguenther@suse.de>
9765 PR tree-optimization/34683
9766 * tree-flow-inline.h (var_ann): Remove overzealous asserts.
9768 2008-01-07 Jakub Jelinek <jakub@redhat.com>
9771 * config/darwin.c (darwin_mergeable_string_section): Don't use
9772 .cstring if int_size_in_bytes != TREE_STRING_LENGTH.
9774 2008-01-07 Uros Bizjak <ubizjak@gmail.com>
9777 * config/i386/i386.md (neg<mode>2): Rename from negsf2, negdf2 and
9778 negxf2. Macroize expander using X87MODEF mode iterator. Change
9779 predicates of op0 and op1 to register_operand.
9780 (abs<mode>2): Rename from abssf2, absdf2 and negxf2. Macroize
9781 expander using X87MODEF mode iterator. Change predicates of
9782 op0 and op1 to register_operand.
9783 ("*absneg<mode>2_mixed", "*absneg<mode>2_sse"): Rename from
9784 corresponding patterns and macroize using MODEF macro. Change
9785 predicates of op0 and op1 to register_operand and remove
9786 "m" constraint. Disparage "r" alternative with "!".
9787 ("*absneg<mode>2_i387"): Rename from corresponding patterns and
9788 macroize using X87MODEF macro. Change predicates of op0 and op1
9789 to register_operand and remove "m" constraint. Disparage "r"
9790 alternative with "!".
9791 (absneg splitter with memory operands): Remove.
9792 ("*neg<mode>2_1", "*abs<mode>2_1"): Rename from corresponding
9793 patterns and macroize using X87MODEF mode iterator.
9794 * config/i386/sse.md (negv4sf2, absv4sf2, neg2vdf2, absv2df2):
9795 Change predicate of op1 to register_operand.
9796 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Remove support
9797 for memory operands.
9799 2008-01-07 Nathan Froyd <froydnj@codesourcery.com>
9801 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add clause for mcpu=8548.
9803 2008-01-07 Richard Guenther <rguenther@suse.de>
9805 * basic-block.h (struct edge_def): Pair dest_idx with goto_locus
9808 2008-01-07 Richard Guenther <rguenther@suse.de>
9810 PR tree-optimization/34683
9811 * tree-ssa-sccvn.c (vuses_to_vec): Pre-allocate the vector of
9812 VOPs of the needed size to save memory. Use VEC_quick_push
9813 to save compile-time.
9814 (vdefs_to_vec): Likewise.
9816 2008-01-07 Sa Liu <saliu@de.ibm.com>
9818 * config/spu/spu.md (divdf3): Genetate inline code for double
9819 division. The implementation doesn't handle INF or NAN, therefore it
9820 only applies when -ffinite-math-only is given.
9822 2008-01-06 Paolo Carlini <pcarlini@suse.de>
9825 * c-cppbuiltin.c (c_cpp_builtins): Define __GXX_RTTI, if appropriate.
9826 * doc/cpp.texi ([Common Predefined Macros]): Document.
9828 2008-01-06 Uros Bizjak <ubizjak@gmail.com>
9830 * config/i386/i386.c (ix86_emit_swsqrtsf): Use negative constants in
9831 order to use commutative addition instead of subtraction.
9833 2008-01-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
9834 Mircea Namolaru <namolaru@il.ibm.com>
9835 Vladimir Yanovsky <yanov@il.ibm.com>
9836 Revital Eres <eres@il.ibm.com>
9838 PR tree-optimization/34263
9839 * tree-outof-ssa.c (process_single_block_loop_latch,
9840 contains_tree_r): New functions.
9841 (analyze_edges_for_bb): Call process_single_block_loop_latch
9842 function to empty single-basic-block latch block if possible.
9844 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
9846 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
9848 (ix86_emit_swsqrtsf): Do not filter out infinity for rsqrt expansion.
9850 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
9852 * c-omp.c (check_omp_for_incr_expr): Handle CONVERT_EXPR.
9854 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
9856 * config/mips/mips.c (mips_in_small_data_p): Reinstate size > 0 check.
9858 2008-01-05 Jakub Jelinek <jakub@redhat.com>
9860 PR tree-optimization/34618
9861 * tree-outof-ssa.c (create_temp): Copy over DECL_GIMPLE_REG_P
9864 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
9867 * config/i386/i386.c (ix86_emit_swsqrtsf): Swap input operands
9868 in the call to gen_rtx_NE. Remove unneeded VECTOR_MODE_P check.
9869 Update copyright year.
9871 * config/i386/i386.md (rsqrtsf2): Enable for TARGET_SSE_MATH.
9872 Update copyright year.
9873 * config/i386/sse.md (rsqrtv4sf2): Ditto. Unconditionally expand
9876 2008-01-05 Zhouyi Zhou <zhouzhouyi@FreeBSD.org>
9878 * tree-vrp.c (find_conditional_asserts): Remove redundant check that
9879 edge does not point to current bb before changing need_assert.
9881 2008-01-04 Richard Guenther <rguenther@suse.de>
9884 * tree-cfg.c (verify_expr): Do not look inside ADDR_EXPRs
9885 for verifying purposes if they are is_gimple_min_invariant.
9887 2008-01-04 Aldy Hernandez <aldyh@redhat.com>
9889 PR tree-optimization/34448
9890 PR tree-optimization/34465
9891 * gimplify.c (gimplify_init_constructor): Add new parameter
9892 notify_temp_creation. Use it.
9893 (gimplify_modify_expr_rhs): Take volatiles into account when
9894 optimizing constructors.
9895 Do not optimize constructors if gimplify_init_constructor will dump to
9897 * gcc.dg/tree-ssa/pr32901.c: Tests const volatiles.
9898 * gcc.c-torture/compile/pr34448.c: New.
9900 2008-01-04 Jakub Jelinek <jakub@redhat.com>
9902 PR gcov-profile/34609
9903 * tree-inline.c (declare_return_variable): Set TREE_ADDRESSABLE on
9904 return_slot if result is TREE_ADDRESSABLE.
9906 2008-01-04 Richard Sandiford <rsandifo@nildram.co.uk>
9908 * config/mips/mips.md (sqrt_condition): Tweak comment.
9909 (recip_condition): Likewise. Require TARGET_FLOAT64 for DFmode.
9911 2008-01-03 Tom Tromey <tromey@redhat.com>
9914 * c-common.c (c_type_hash): Handle VLAs.
9916 2008-01-03 Jan Hubicka <jh@suse.cz>
9918 PR tree-optimization/31081
9919 * tree-inline.c (remap_ssa_name): Initialize uninitialized SSA vars to
9920 0 when inlining and not inlining to first basic block.
9921 (remap_decl): When var is initialized to 0, don't set default_def.
9922 (expand_call_inline): Set entry_bb.
9923 * tree-inline.h (copy_body_data): Add entry_bb.
9925 2008-01-03 Jakub Jelinek <jakub@redhat.com>
9928 * cgraphunit.c (cgraph_build_static_cdtor): set_cfun back to NULL
9931 PR tree-optimization/29484
9932 * tree-inline.c (inline_forbidden_p_2): New function.
9933 (inline_forbidden_p): Disallow inlining if some static var
9934 has an address of a local LABEL_DECL in its initializer.
9935 * doc/extend.texi (Labels as Values): Document &&foo behaviour
9938 2008-01-03 Sebastian Pop <sebastian.pop@amd.com>
9940 PR tree-optimization/34635
9941 * tree-data-ref.c (add_other_self_distances): Make sure that the
9942 evolution step is constant.
9944 2008-01-03 Jakub Jelinek <jakub@redhat.com>
9947 * omp-low.c (expand_omp_parallel): Purge dead EH edges in the child fn.
9949 2008-01-02 Richard Sandiford <rsandifo@nildram.co.uk>
9951 * tree-sra.c (scalarize_init): Insert the generate_element_init
9952 statements after the generate_element_zero statements.
9954 2008-01-02 Richard Guenther <rguenther@suse.de>
9958 * tree-ssa-operands.c (ssa_operand_alloc): Also allocate a buffer
9959 for very large number of operands instead of ICEing.
9961 2008-01-02 Arthur Norman <acn1@cam.ac.uk>
9964 * config/i386/i386.c (ix86_expand_prologue): Save red-zone
9965 while stack probing.
9967 2008-01-01 Douglas Gregor <doug.gregor@gmail.com>
9969 * c-opts.c (sanitize_cpp_opts): Don't warn about "long long" when
9972 2008-01-01 Volker Reichelt <v.reichelt@netcologne.de>
9975 * tree-mudflap.c (mx_register_decls): Guard warning by
9976 !DECL_ARTIFICIAL check.
9978 2008-01-01 Jakub Jelinek <jakub@redhat.com>
9980 * config/i386/sse.md (sse5_pperm, sse5_pperm_pack_v2di_v4si,
9981 sse5_pperm_pack_v4si_v8hi, sse5_pperm_pack_v8hi_v16qi,
9982 sse5_perm<mode>): Fix constraints.