1 2009-07-22 Vladimir Makarov <vmakarov@redhat.com>
4 * ira-lives.c (bb_has_abnormal_call_pred): New function.
5 (process_bb_node_lives): Use it.
7 * ira.c (setup_cover_and_important_classes): Don't setup
8 ira_important_class_nums. Add cover classes to the end of
10 (cover_class_order, comp_reg_classes_func,
11 reorder_important_classes): New.
12 (find_reg_class_closure): Use reorder_important_classes.
14 * config/i386/i386.h (IRA_COVER_CLASSES): Remove.
16 * config/i386/i386.c (i386_ira_cover_classes): New function.
17 (TARGET_IRA_COVER_CLASSES): Redefine.
19 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Add a comment about
20 importance of order of cover classes in the array.
22 2009-07-22 Diego Novillo <dnovillo@google.com>
24 * tree-pass.h (TDF_EH): Define.
25 * gimple-pretty-print.c (dump_gimple_stmt): If FLAGS
26 contains TDF_EH, print the EH region number holding GS.
27 * tree-dump.c (dump_options): Add "eh".
28 * doc/invoke.texi: Document it.
30 2009-07-22 Doug Kwan <dougkwan@google.com>
32 * config/arm/arm.md (subdi3) Copy non-reg values to DImode registers.
34 2009-07-22 Michael Matz <matz@suse.de>
36 PR tree-optimization/35229
37 PR tree-optimization/39300
39 * tree-ssa-pre.c (includes): Include tree-scalar-evolution.h.
40 (inhibit_phi_insertion): New function.
41 (insert_into_preds_of_block): Call it for REFERENCEs.
42 (init_pre): Initialize and finalize scalar evolutions.
43 * Makefile.in (tree-ssa-pre.o): Depend on tree-scalar-evolution.h .
45 2009-07-22 Uros Bizjak <ubizjak@gmail.com>
47 * config/i386/predicates.md (zero_extended_scalar_load_operand):
48 Use CONST_VECTOR_NUNITS to determine number of elements.
50 2009-07-22 Andreas Krebbel <krebbel1@de.ibm.com>
52 * config/s390/constraints.md (ZQ, ZR, ZS, ZT): New constraints.
53 (U, W): Constraints are now deprecated and will be removed if we
55 * config/s390/s390.md (U, W): Replaced with ZQZR, ZSZT throughout
57 ("prefetch"): Add the stcmh instruction for prefetching.
58 * config/s390/s390.c (s390_symref_operand_p): Function moved. No
60 (s390_short_displacement): Return always true if compiling for
61 machines not providing the long displacement facility.
62 (s390_mem_constraint): Support the new constraint letter Z.
63 (s390_check_qrst_address): New function.
65 2009-07-21 DJ Delorie <dj@redhat.com>
67 * config/mep/mep.c (mep_legitimize_arg): Leave control registers
70 2009-07-21 Jason Merrill <jason@redhat.com>
72 * c-common.c (max_tinst_depth): Increase default to 1024.
74 2009-07-21 Uros Bizjak <ubizjak@gmail.com>
76 * config/i386/sse.md (vec_unpacku_float_hi_v4si): New expander.
77 (vec_unpacku_float_lo_v4si): Ditto.
79 2009-07-21 Uros Bizjak <ubizjak@gmail.com>
82 * config/i386/sse.md (sse2_cvtudq2ps): New expander.
83 (enum ix86_builtins): Add IX86_BUILTIN_CVTUDQ2PS.
84 (builtin_description): Add __builtin_ia32_cvtudq2ps.
85 (ix86_vectorize_builtin_conversion): Handle IX86_BUILTIN_CVTUDQ2PS.
87 2009-07-21 Jakub Jelinek <jakub@redhat.com>
89 PR tree-optimization/40813
90 * tree-inline.c (copy_bb): Regimplify RHS after last stmt, not before
93 2009-07-21 Kaz Kojima <kkojima@gcc.gnu.org>
95 * config/sh/sh.c (sh_gimplify_va_arg_expr): Wrap the result
96 with a NOP_EXPR if needed.
98 2009-07-21 Paul Brook <paul@codesourcery.com>
100 * tree-vectorizer.c (increase_alignment): Handle nested arrays.
101 Terminate debug dump with newline.
103 2009-07-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
105 * pa.c (compute_zdepwi_operands): Limit deposit length to 32 - lsb.
106 Cast "1" to unsigned HOST_WIDE_INT.
107 (compute_zdepdi_operands): Limit maximum length to 64 bits. Limit
108 deposit length to the maximum length - lsb. Extend length if
109 HOST_BITS_PER_WIDE_INT is 32.
111 2009-07-20 Olatunji Ruwase <tjruwase@google.com>
113 * cgraph.h (constant_pool_htab): New function.
114 (constant_descriptor_tree): Move from varasm.c.
115 * varasm.c (constant_pool_htab): New function.
116 (constant_descriptor_tree): Move to cgraph.h.
118 2009-07-20 Olatunji Ruwase <tjruwase@google.com>
120 * toplev.c: Invoke FINISH_UNIT callbacks before call to finalize().
122 2009-07-20 Shujing Zhao <pearly.zhao@oracle.com>
124 * Makefile.in (TREE_INLINE_H, tree-inline.o, cgraph.o): Remove
127 2009-07-20 Xinliang David Li <davidxl@google.com>
129 * dbgcnt.c (dbg_cnt_set_limit_by_name): Add length check.
131 2009-07-20 Adam Nemet <anemet@caviumnetworks.com>
133 * config/mips/mips.md (move_type): Add arith.
134 (type): Handle arith.
135 (zero_extendsidi2): Rename this into ...
136 (*zero_extendsidi2): ... this. Don't match if ISA_HAS_EXT_INS.
137 (zero_extendsidi2): New expander.
138 (*zero_extendsidi2_dext): New pattern.
140 2009-07-20 Nick Clifton <nickc@redhat.com>
142 * config.gcc (mips64-*-*): Add definition of tm_defines in order
143 to set MIPS_ABI_DEFAULT.
144 * config/mips/vr.h (MIPS_ABI_DEFAULT): Remove definition.
146 2009-07-20 Jakub Jelinek <jakub@redhat.com>
148 * tree-object-size.c (addr_object_size): Handle unions with
149 array in it as last field of structs in __bos (, 1) as __bos (, 0).
151 PR tree-optimization/40792
152 * tree.c (build_function_type_skip_args): Remove bogus assert.
154 2009-07-20 Jan Hubicka <jh@suse.cz>
155 Martin Jambor <mjambor@suse.cz>
157 * cgraph.h (combined_args_to_skip): New field.
158 * cgraph.c (cgraph_create_virtual_clone): Properly handle
159 combined_args_to_skip and args_to_skip.
160 * tree-inline.c (update_clone_info): New function.
161 (tree_function_versioning): Call update_clone_info.
162 * cgraphunit.c: (cgraph_materialize_clone): Dump materialized
164 (cgraph_materialize_all_clones): More extensive dumping, working
165 with combined_args_to_skip rather than args_to_skip.
167 2009-07-20 Ira Rosen <irar@il.ibm.com>
169 * tree-vectorizer.h (vectorizable_condition): Add parameters.
170 * tree-vect-loop.c (vect_is_simple_reduction): Support COND_EXPR.
171 (get_initial_def_for_reduction): Likewise.
172 (vectorizable_reduction): Skip the check of first operand in case
173 of COND_EXPR. Add check that it is outer loop vectorization if
174 nested cycle was detected. Call vectorizable_condition() for
175 COND_EXPR. If reduction epilogue cannot be created do not fail for
176 nested cycles (if it is not double reduction). Assert that there
177 is only one type in the loop in case of COND_EXPR. Call
178 vectorizable_condition() to vectorize COND_EXPR.
179 * tree-vect-stmts.c (vectorizable_condition): Update comment.
180 Add parameters. Allow nested cycles if called from
181 vectorizable_reduction(). Use reduction vector variable if provided.
182 (vect_analyze_stmt): Call vectorizable_reduction() before
183 vectorizable_condition().
184 (vect_transform_stmt): Update call to vectorizable_condition().
186 2009-07-20 Christian Bruel <christian.bruel@st.com>
188 * config/sh/sh.opt (-mfmovd): Resurrect and document.
189 * doc/invoke.texi (-mfmovd): Likewise.
190 * config/sh/sh.h (TARGET_FMOVD, MASK_FMOVD): Remove default setting.
192 2009-07-20 Jan Hubicka <jh@suse.cz>
194 * tree-ssa-dce.c (remove_dead_phis): Only look for abnormal PHIs
195 when handling SSA name.
197 2009-07-19 Jan Hubicka <jh@suse.cz>
199 PR tree-optimization/40676
200 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do renaming on all
201 virtual PHIs in empty BBs.
203 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
205 * combine.c (make_compound_operation) <SUBREG>: If force_to_mode
206 re-expanded the compound use gen_lowpart instead to convert to the
209 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
211 * combine.c (try_widen_shift_mode): Add COUNT, OUTER_CODE and
212 OUTER_CONST arguments.
213 <LSHIFTRT>: Use them to allow widening if the bits shifted in from
214 the new wider mode will be masked off.
215 (simplify_shift_const_1): Adjust calls to try_widen_shift_mode.
217 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
219 * combine.c (try_widen_shift_mode) <LSHIFTRT>: Allow widening if the
220 high-order bits are zero.
222 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
224 * combine.c (simplify_shift_const_1): Split code to determine
226 (try_widen_shift_mode): ... here. Allow widening for ASHIFTRT if the
227 new bits shifted in are identical to the old sign bit.
229 2009-07-18 Richard Guenther <rguenther@suse.de>
232 * gimplify.c (gimplify_call_expr): Reject code using results from
233 functions returning void.
235 2009-07-18 Richard Sandiford <r.sandiford@uk.ibm.com>
237 * doc/md.texi: Document the new PowerPC "es" constraint.
238 Document that "m" can include automodified addresses on this target,
239 and explain how %U must be used. Extend the "Q" and "Z" documentation
240 to suggest "es" as well as "m".
241 * config/rs6000/constraints.md (es): New memory constraint.
242 (Q, Z): Update strings to match new documentation.
244 2009-07-18 Richard Sandiford <r.sandiford@uk.ibm.com>
246 * config/rs6000/rs6000.c (rs6000_mode_dependent_address): Allow any
247 offset from virtual_stack_vars_rtx and arg_pointer_rtx.
248 * config/rs6000/predicates.md (volatile_mem_operand): Use
249 offsettable_nonstrict_memref_p.
250 * config/rs6000/rs6000.md (*floatsidf2_internal): Remove split check.
251 (*floatunssidf2_internal): Likewise.
252 (*fix_truncdfsi2_internal): Likewise.
253 (*fix_trunctfsi2_internal): Likewise.
255 2009-07-17 Anatoly Sokolov <aesok@post.ru>
257 * config/avr/avr-devices.c (avr_mcu_t): Add atmega8u2, atmega16u2 and
259 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
261 2009-07-17 Richard Guenther <rguenther@suse.de>
264 * tree-pass.h (pass_diagnose_omp_blocks): Declare.
265 (pass_warn_unused_result): Likewise.
266 (TODO_set_props): Remove.
267 * omp-low.c (diagnose_omp_structured_block_errors): Change to
269 (pass_diagnose_omp_blocks): Define.
270 * c-decl.c (pop_file_scope): Do not finalize the CU here.
271 (c_gimple_diagnostics_recursively): Remove.
272 (finish_function): Do not call it.
273 (c_write_global_declarations): Continue after errors.
274 Finalize the CU here.
275 * c-gimplify.c (c_genericize): Do not gimplify here.
276 * c-common.c (c_warn_unused_result): Move ...
277 * tree-cfg.c (do_warn_unused_result): ... here.
278 (run_warn_unused_result): New function.
279 (gate_warn_unused_result): New function.
280 (pass_warn_unused_result): New pass.
281 * c-common.h (c_warn_unused_result): Remove.
282 * flags.h (flag_warn_unused_result): Declare.
283 * c-opts.c (c_common_init_options): Enable flag_warn_unused_result.
284 * opts.c (flag_warn_unused_result): Initialize to false.
285 * toplev.c (compile_file): Add comment.
286 * omp-low.c (create_omp_child_function): Do not register
287 the function with the frontend.
288 (diagnose_omp_structured_block_errors): Prepare to be
289 called as optimization pass.
290 (gate_diagnose_omp_blocks): New function.
291 (pass_diagnose_omp_blocks): New pass.
292 * cgraph.h (cgraph_optimize): Remove.
293 (cgraph_analyze_function): Likewise.
294 * cgraph.c (cgraph_add_new_function): Gimplify C++ thunks.
295 * cgraphunit.c (cgraph_lower_function): Lower nested functions
296 before their parents here.
297 (cgraph_finalize_function): Not here.
298 (cgraph_analyze_function): Gimplify functions here.
299 (cgraph_finalize_compilation_unit): Continue after errors.
300 Optimize the callgraph from here.
301 (cgraph_optimize): Make static.
302 * langhooks.c (write_global_declarations): Finalize the CU.
303 * gimplify.c (gimplify_asm_expr): Do not emit ASMs with errors.
304 (gimplify_function_tree): Assert we gimplify only once.
305 Set PROP_gimple_any property.
306 * tree-nested.c (gimplify_all_functions): New function.
307 (lower_nested_functions): Gimplify all nested functions.
308 * gimple.h (diagnose_omp_structured_block_errors): Remove.
309 * passes.c (init_optimization_passes): Add pass_warn_unused_result
310 and pass_diagnose_omp_blocks after gimplification. Do not
311 set TODO_set_props on all_lowering_passes.
312 (execute_one_pass): Do not handle TODO_set_props.
313 * Makefile.in (cgraphunit.o): Add $(TREE_DUMP_H) dependency.
314 (gimplify.o): Add tree-pass.h dependency.
315 * tree-inline.c (copy_statement_list): Properly copy STATEMENT_LIST.
316 (copy_tree_body_r): Properly handle TARGET_EXPR like SAVE_EXPR.
317 (unsave_r): Likewise.
318 * c-omp.c (c_finish_omp_atomic): Set DECL_CONTEXT on the
321 2009-07-17 Sandra Loosemore <sandra@codesourcery.com>
323 * doc/service.texi (Service): Restore previously removed link,
324 which isn't broken after all.
326 2009-07-17 Richard Guenther <rguenther@suse.de>
328 PR tree-optimization/40321
329 * tree-ssa-pre.c (add_to_exp_gen): Also add names defined by
330 PHI nodes to the maximal set.
331 (make_values_for_phi): Add PHI arguments to the maximal set.
332 (execute_pre): Dump PHI_GEN and the maximal set.
334 2009-07-17 Jakub Jelinek <jakub@redhat.com>
337 * gimplify.c (gimplify_conversion): Don't change non-conversions into
340 2009-07-16 Sandra Loosemore <sandra@codesourcery.com>
342 * doc/extend.texi (Nested Functions): Replace broken link with
344 * doc/service.texi (Service): Remove broken link.
346 2009-07-16 H.J. Lu <hongjiu.lu@intel.com>
349 * builtins.c (expand_builtin_memcmp): Use loc instead of
351 (expand_builtin_strncmp): Likewise.
353 2009-07-17 Aldy Hernandez <aldyh@redhat.com>
354 Manuel López-Ibáñez <manu@gcc.gnu.org>
357 * tree-complex.c, tree-loop-distribution.c, tree.c, tree.h,
358 builtins.c, fold-const.c, omp-low.c, cgraphunit.c, tree-ssa-ccp.c,
359 tree-ssa-dom.c, gimple-low.c, expr.c, tree-ssa-ifcombine.c,
360 c-decl.c, stor-layout.c, tree-if-conv.c, c-typeck.c, gimplify.c,
361 calls.c, tree-sra.c, tree-mudflap.c, tree-ssa-copy.c,
362 tree-ssa-forwprop.c, c-convert.c, c-omp.c, varasm.c,
363 tree-inline.c, c-common.c, c-common.h, gimple.c,
364 tree-switch-conversion.c, gimple.h, tree-cfg.c, c-parser.c,
365 convert.c: Add location argument to fold_{unary,binary,ternary},
366 fold_build[123], build_call_expr, build_size_arg,
367 build_fold_addr_expr, build_call_array, non_lvalue, size_diffop,
368 fold_build1_initializer, fold_build2_initializer,
369 fold_build3_initializer, fold_build_call_array,
370 fold_build_call_array_initializer, fold_single_bit_test,
371 omit_one_operand, omit_two_operands, invert_truthvalue,
372 fold_truth_not_expr, build_fold_indirect_ref, fold_indirect_ref,
373 combine_comparisons, fold_builtin_*, fold_call_expr,
374 build_range_check, maybe_fold_offset_to_address, round_up,
377 2009-07-16 Jason Merrill <jason@redhat.com>
380 * c-common.c (c_common_reswords): Add __is_standard_layout
382 * c-common.h (enum rid): Add RID_IS_STD_LAYOUT and RID_IS_TRIVIAL.
383 * doc/implement-cxx.texi: New.
384 * doc/gcc.texi: Include it.
386 2009-07-16 DJ Delorie <dj@redhat.com>
388 * config/m32c/m32c.c (m32c_compare_redundant): Avoid removing
389 compares that may be indirectly affected by previous instructions.
391 2009-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
393 * builtins.c (do_mpc_arg2): New.
394 (fold_builtin_2): Fold builtin cpow.
395 * real.h (HAVE_mpc_pow): New.
397 2009-07-16 Bingfeng Mei <bmei@broadcom.com>
399 * modulo-sched.c (sms_schedule): stage_count <= 1 as correct
400 comparison to skip unprofitable schedule
402 2009-07-16 Simon Baldwin <simonb@google.com>
404 * gcc.c (option_map): New flag -no-canonical-prefixes.
405 * (display_help): Print help text for new flag.
406 * (process_command): Move options translation and language specifics
407 and handle new flag early. Use it to set a function pointer to a
408 prefix builder. Replace make_relative_prefix calls with calls to
409 the function pointed to. Ignore new flag in regular options handling.
410 * doc/invoke.texi (Overall Options): Documented -no-canonical-prefixes.
412 2009-07-15 DJ Delorie <dj@redhat.com>
414 * config/mep/mep.md (sibcall_internal): Change register to avoid
416 (sibcall_value_internal): Likewise.
418 2009-07-15 Eric Botcazou <ebotcazou@adacore.com>
420 PR rtl-optimization/40710
421 * resource.c (mark_target_live_regs): Reset DF problem to LR.
423 2009-07-15 Adam Nemet <anemet@caviumnetworks.com>
425 * config/mips/mips.md (*extenddi_truncate<mode>,
426 *extendsi_truncate<mode>): Change type attribute to move_type
427 with shift_shift. Split out code handling exts from here ...
428 (*extend<GPR:mode>_truncate<SHORT:mode>_exts): ... to this new
430 (*extendhi_truncateqi): Change type attribute to move_type with
431 shift_shift. Split out code handling exts from here ...
432 (*extendhi_truncateqi_exts): ... to this new pattern.
434 2009-07-15 Uros Bizjak <ubizjak@gmail.com>
436 * config/i386/sse.md (copysign<mode>3): Use "and-not" SSE instruction
437 instead of "and" with inverted sign bit mask value. Use
438 "nonimmediate_operand" for operand 1 and operand 2 predicate.
439 Allocate registers only for operand 4 and operand 5.
441 2009-07-15 Jakub Jelinek <jakub@redhat.com>
444 * fold-const.c (fold_cond_expr_with_comparison): When folding
445 < and <= to MIN, make sure the MIN uses the same type as the
446 comparison's operands.
448 2009-07-15 Richard Earnshaw <rearnsha@arm.com>
450 * arm.md (ior_xor): New code iterator.
451 (split for ior/xor with shift and zero-extend): New split pattern.
452 * arm/predicates.md (subreg_lowpart_operator): New special predicate.
454 2009-07-15 Richard Guenther <rguenther@suse.de>
456 * tree-ssa-structalias.c (make_constraint_from_heapvar): Initialize
459 2009-07-15 Richard Guenther <rguenther@suse.de>
462 * alias.c (ao_ref_from_mem): Reject FUNCTION_DECL and LABEL_DECL bases.
464 2009-07-15 Maxim Kuvyrkov <maxim@codesourcery.com>
466 * config/m68k/linux-unwind.h (m68k_fallback_frame_state): Update to
467 handle 2.6.30 kernel.
469 2009-07-15 DJ Delorie <dj@redhat.com>
471 * config/mep/mep.md (sibcall_internal): Change register to allow
472 for 24-bit addresses.
473 (sibcall_value_internal): Likewise.
475 2009-07-14 Ghassan Shobaki <ghassan.shobaki@amd.com>
477 * doc/invoke.texi: Added descriptions of the scheduling heuristics
478 that are enabled/disabled by the flags introduced by a previous patch.
480 2009-07-14 DJ Delorie <dj@redhat.com>
482 * config/mep/mep.md (sibcall_internal): Include non-toggling
484 (sibcall_value_internal): Likewise.
486 2009-07-14 Taras Glek <tglek@mozilla.com>
487 Rafael Espindola <espindola@google.com>
489 * doc/sourcebuild.texi: Document install-plugin target.
490 * configure.ac: Added install-plugin target to language makefiles.
491 * configure: Regenerate.
492 * Makefile.in: (install-plugin): Install more headers,
493 depend on lang.install-plugin.
495 2009-07-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
497 * tree-vrp.c (vrp_evaluate_conditional): Mark strings for
500 2009-07-14 DJ Delorie <dj@redhat.com>
502 * config/mep/mep.c (mep_vliw_jmp_match): New function.
503 * config/mep/mep-protos.h (mep_vliw_jmp_match): Prototype it.
504 * config/mep/mep.md (sibcall_internal): Change test from
505 mep_vliw_mode_match to mep_vliw_jmp_match.
506 (sibcall_value_internal): Likewise.
508 2009-07-14 Uros Bizjak <ubizjak@gmail.com>
510 * config/i386/sse.md (copysign<mode>3): New expander.
511 * config/i386/i386-protos.h (ix86_build_signbit_mask): New prototype.
512 * config/i386/i386.c (ix86_build_signbit_mask): Make public.
513 Use ix86_build_const_vector.
514 (enum ix86_builtins): Add IX86_BUILTIN_CPYSGNPS and
515 IX86_BUILTIN_CPYSGNPD.
516 (builtin_description): Add __builtin_ia32_copysignps and
517 __builtin_ia32_copysignpd.
518 (ix86_builtin_vectorized_function): Handle BUILT_IN_COPYSIGN
519 and BUILT_IN_COPYSIGNF.
521 2009-07-13 Jason Merrill <jason@redhat.com>
523 * builtins.c (can_trust_pointer_alignment): New fn.
524 (get_pointer_alignment): Factor it out from here.
525 * tree.h: Declare it.
527 2009-07-14 David Edelsohn <edelsohn@gnu.org>
529 * config/rs6000/predicates.md (offsettable_mem_operand): Test
532 2009-07-14 Dodji Seketeli <dodji@redhat.com>
536 * dwarf2.out.c (gen_type_die_with_usage): Added comment.
538 2009-07-14 Richard Guenther <rguenther@suse.de>
539 Andrey Belevantsev <abel@ispras.ru>
542 * cfgexpand.c (partition_stack_vars): Do not bother to update
543 alias information when not optimizing.
545 2009-07-14 Richard Guenther <rguenther@suse.de>
546 Andrey Belevantsev <abel@ispras.ru>
548 * tree-ssa-alias.h (refs_may_alias_p_1): Declare.
549 (pt_solution_set): Likewise.
550 * tree-ssa-alias.c (refs_may_alias_p_1): Export.
551 * tree-ssa-structalias.c (pt_solution_set): New function.
552 * final.c (rest_of_clean_state): Free SSA data structures.
553 * print-rtl.c (print_decl_name): Remove.
554 (print_mem_expr): Implement in terms of print_generic_expr.
555 * alias.c (ao_ref_from_mem): New function.
556 (rtx_refs_may_alias_p): Likewise.
557 (true_dependence): Query alias-export info.
558 (canon_true_dependence): Likewise.
559 (write_dependence_p): Likewise.
560 * tree-dfa.c (get_ref_base_and_extent): For void types leave
562 * emit-rtl.c (component_ref_for_mem_expr): Remove.
563 (mem_expr_equal_p): Use operand_equal_p.
564 (set_mem_attributes_minus_bitpos): Do not use
565 component_ref_for_mem_expr.
566 * cfgexpand.c (add_partitioned_vars_to_ptset): New function.
567 (update_alias_info_with_stack_vars): Likewise.
568 (partition_stack_vars): Call update_alias_info_with_stack_vars.
569 * tree-ssa.c (delete_tree_ssa): Do not release SSA names
570 explicitly nor clear stmt operands.
571 Free the decl-to-pointer map.
572 * tree-optimize.c (execute_free_datastructures): Do not free
573 SSA data structures here.
574 * tree-flow.h (struct gimple_df): Add decls_to_pointers member.
575 * Makefile.in (emit-rtl.o): Add pointer-set.h dependency.
576 (alias.o): Add tree-ssa-alias.h, pointer-set.h and $(TREE_FLOW_H)
578 (print-rtl.o): Add $(DIAGNOSTIC_H) dependency.
580 2009-07-13 DJ Delorie <dj@redhat.com>
582 * config/mep/mep.h (CC1_SPEC): Tweak parameters to trigger
583 unrolling at the right iteration count.
585 * config/mep/mep.c (mep_expand_prologue): Fix frame pointer
588 2009-07-13 Ghassan Shobaki <ghassan.shobaki@amd.com>
590 * haifa-sched.c (rank_for_schedule): Introduced flags to
591 enable/disable individual scheduling heuristics.
592 * common.opt: Introduced flags to enable/disable individual
593 heuristics in the scheduler.
594 * doc/invoke.texi: Introduced flags to enable/disable individual
595 heuristics in the scheduler.
597 2009-07-13 Kai Tietz <kai.tietz@onevision.com>
599 * config/i386/t-gthr-win32 (LIB2FUNCS_EXTRA): Remove file
600 config/i386/mingw-tls.c.
601 * config/i386/mingw-tls.c: Removed.
603 2009-07-13 Ira Rosen <irar@il.ibm.com>
605 * tree-vect-loop.c (get_initial_def_for_reduction): Ensure that the
606 checks access only relevant statements.
607 (vectorizable_reduction): Likewise.
609 2009-07-12 Kai Tietz <kai.tietz@onevision.com>
611 * config/i386/cygming.h (TARGET_OS_CPP_BUILTINS): Define _X86_
612 just for 32-bit case.
614 2009-07-12 Jan Hubicka <jh@suse.cz>
616 PR tree-optimization/40585
617 * except.c (expand_resx_expr): When there already is resume
618 instruction, produce linked list.
619 (build_post_landing_pads): Assert that resume is empty.
620 (connect_post_landing_pads): Handle resume lists.
621 (dump_eh_tree): Dump resume list.
623 2009-07-12 Ira Rosen <irar@il.ibm.com>
625 * tree-parloops.c (loop_parallel_p): Call vect_is_simple_reduction
626 with additional argument.
627 * tree-vectorizer.h (enum vect_def_type): Add
628 vect_double_reduction_def.
629 (vect_is_simple_reduction): Add argument.
630 * tree-vect-loop.c (vect_determine_vectorization_factor): Fix
632 (vect_analyze_scalar_cycles_1): Detect double reduction. Call
633 vect_is_simple_reduction with additional argument.
634 (vect_analyze_loop_operations): Handle exit phi nodes in case of
636 (reduction_code_for_scalar_code): Handle additional codes by
637 returning ERROR_MARK for them. Fix comment and indentation.
638 (vect_is_simple_reduction): Fix comment, add argument to specify
639 double reduction. Detect double reduction.
640 (get_initial_def_for_induction): Fix indentation.
641 (get_initial_def_for_reduction): Fix comment and indentation.
642 Handle double reduction. Create initial definitions that do not
643 require adjustment if ADJUSTMENT_DEF is NULL. Handle additional cases.
644 (vect_create_epilog_for_reduction): Fix comment, add argument to
645 handle double reduction. Use PLUS_EXPR in case of MINUS_EXPR in
646 epilogue result extraction. Create double reduction phi node and
647 replace relevant uses.
648 (vectorizable_reduction): Call vect_is_simple_reduction with
649 additional argument. Fix indentation. Update epilogue code treatment
650 according to the changes in reduction_code_for_scalar_code. Check
651 for double reduction. Call vect_create_epilog_for_reduction with
653 * tree-vect-stmts.c (process_use): Handle double reduction, update
655 (vect_mark_stmts_to_be_vectorized): Handle double reduction.
656 (vect_get_vec_def_for_operand): Likewise.
658 2009-07-12 Danny Smith <dansmister@gmail.com>
660 * config/i386/winnt.c (i386_pe_determine_dllexport_p): Don't
661 dllexport if !TREE_PUBLIC.
662 (i386_pe_maybe_record_exported_symbol): Assert TREE_PUBLIC.
664 2009-07-11 Anatoly Sokolov <aesok@post.ru>
666 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Redefine.
667 (avr_extra_arch_macro) Remove declatation.
668 * config/avr/avr.c (avr_cpu_cpp_builtins): New function.
669 (avr_extra_arch_macro) Declare as static.
670 * config/avr/avr-protos.h (avr_cpu_cpp_builtins): Dclare.
672 2009-07-11 Jan Hubicka <jh@suse.cz>
675 * except.c (can_be_reached_by_runtime): Test for NULL aka bitmap.
677 2009-07-11 Jakub Jelinek <jakub@redhat.com>
680 * dwarf2out.c (dw_fde_struct): Add in_std_section and
681 cold_in_std_section bits.
682 (dwarf2out_begin_prologue): Initialize them.
683 (dwarf2out_finish): Don't emit FDE range into .debug_ranges
684 if already covered by text_section or cold_text_section range.
686 PR rtl-optimization/40667
687 * defaults.h (MINIMUM_ALIGNMENT): Define if not defined.
688 * doc/tm.texi (MINIMUM_ALIGNMENT): Document it.
689 * config/i386/i386.h (MINIMUM_ALIGNMENT): Define.
690 * config/i386/i386.c (ix86_minimum_alignment): New function.
691 * config/i386/i386-protos.h (ix86_minimum_alignment): New prototype.
692 * cfgexpand.c (expand_one_var): Use MINIMIM_ALIGNMENT.
693 * emit-rtl.c (gen_reg_rtx): Likewise.
694 * function.c (assign_parms): Likewise. If nominal_type needs
695 bigger alignment than FUNCTION_ARG_BOUNDARY, use its alignment
696 rather than passed_type's alignment.
699 * function.c (assign_parm_setup_stack): Adjust
700 MEM_OFFSET (data->stack_parm) if promoted_mode is different
701 from nominal_mode on big endian.
703 2009-07-11 Paolo Bonzini <bonzini@gnu.org>
705 * expmed.c (emit_store_flag_1): Fix choice of zero vs. sign extension.
707 2009-07-10 DJ Delorie <dj@redhat.com>
709 * config/mep/mep.c (mep_can_inline_p): Correct logic, and simplify.
711 2009-07-10 Mark Mitchell <mark@codesourcery.com>
713 * config/arm/thumb2.md (thumb2_cbz): Correct computation of length
715 (thumb2_cbnz): Likewise.
717 2009-07-10 David Daney <ddaney@caviumnetworks.com>
720 * config.gcc (supported_defaults): Add synci.
721 (with_synci): Add validation.
722 (all_defaults): Add synci.
723 * config/mips/mips.md (clear_cache): Use TARGET_SYNCI instead of
726 * config/mips/mips.opt (msynci): New option.
727 * config/mips/mips.c (mips_override_options): Warn on use of
728 -msynci for targets that do now support it.
729 * gcc/config/mips/mips.h (OPTION_DEFAULT_SPECS): Add a default for
731 * gcc/doc/invoke.texi (-msynci): Document the new option.
732 * doc/install.texi (--with-synci): Document the new option.
734 2009-07-10 Richard Guenther <rguenther@suse.de>
736 PR tree-optimization/40496
737 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Create
738 the PHI result with a compatible type.
740 2009-07-10 Manuel López-Ibáñez <manu@gcc.gnu.org>
744 * c.opt (Wunused-result): New.
745 * doc/invoke.texi: Document it.
746 * c-common.c (c_warn_unused_result): Use it.
748 2009-07-09 DJ Delorie <dj@redhat.com>
750 * targhooks.c (default_target_can_inline_p): Rename from
751 default_target_option_can_inline_p.
752 * targhooks.h (default_target_can_inline_p): Likewise.
753 * target-def.h (TARGET_CAN_INLINE_P): Rename from
754 TARGET_OPTION_CAN_INLINE_P.
755 * config/i386/i386.c (TARGET_CAN_INLINE_P): Likewise.
756 * config/mep/mep.c (TARGET_CAN_INLINE_P): Likewise.
757 (mep_target_can_inline_p): Rename from
758 mep_target_option_can_inline_p.
761 * config/mep/mep.h (FUNCTION_ARG_REGNO_P): Add coprocessor
762 registers used to pass vectors.
764 * config/mep/mep.c (mep_option_can_inline_p): Remove error call.
766 2009-07-09 Tom Tromey <tromey@redhat.com>
768 * unwind-dw2-fde-darwin.c: Include dwarf2.h.
769 * config/mmix/mmix.c: Include dwarf2.h.
770 * config/rs6000/darwin-fallback.c: Include dwarf2.h.
771 * config/xtensa/unwind-dw2-xtensa.c: Include dwarf2.h.
772 * config/sh/sh.c: Include dwarf2.h.
773 * config/i386/i386.c: Include dwarf2.h.
774 * Makefile.in (DWARF2_H): Remove 'elf'.
775 * except.c: Include dwarf2.h.
776 * unwind-dw2.c: Include dwarf2.h.
777 * dwarf2out.c: Include dwarf2.h.
778 * unwind-dw2-fde-glibc.c: Include dwarf2.h.
779 * unwind-dw2-fde.c: Include dwarf2.h.
780 * dwarf2asm.c: Include dwarf2.h.
782 2009-07-09 Maxim Kuvyrkov <maxim@codesourcery.com>
784 * haifa-sched.c (insn_finishes_cycle_p): New static function.
786 * sched-int.h (struct sched_info: insn_finishes_block_p): New
788 * sched-rgn.c (rgn_insn_finishes_block_p): Implement it.
789 (region_sched_info): Update.
790 * sched-ebb.c (ebb_sched_info): Update.
791 * modulo-sched.c (sms_sched_info): Update.
792 * sel-sched-ir.c (sched_sel_haifa_sched_info): Update.
794 2009-07-09 Maxim Kuvyrkov <maxim@codesourcery.com>
796 * varasm.c (build_constant_desc): Don't share RTL in pool entries.
798 2009-07-09 Basile Starynkevitch <basile@starynkevitch.net>
800 * plugin.c (try_init_one_plugin): passes RTLD_GLOBAL to dlopen.
802 2009-07-09 Jakub Jelinek <jakub@redhat.com>
805 * fold-const.c (fold_cond_expr_with_comparison): Don't replace
806 arg1 with arg01 if arg1 is already INTEGER_CST.
808 2009-07-08 Adam Nemet <anemet@caviumnetworks.com>
810 * simplify-rtx.c (simplify_binary_operation_1) <AND>:
811 Transform (and (truncate)) into (truncate (and)).
813 2009-07-08 Adam Nemet <anemet@caviumnetworks.com>
815 * combine.c (make_extraction): Check TRULY_NOOP_TRUNCATION before
816 creating LHS paradoxical subregs. Fix surrounding returns to
817 use NULL_RTX rather than 0.
819 2009-07-08 DJ Delorie <dj@redhat.com>
821 * config/mep/mep.c: (mep_option_can_inline_p): New.
822 (TARGET_OPTION_CAN_INLINE_P): Define.
824 2009-07-08 Mark Wielaard <mjw@redhat.com>
827 * dwarf2out.c (add_data_member_location_attribute): When we have
828 only a constant offset don't emit a new location description using
829 DW_OP_plus_uconst, but just add the constant with add_AT_int, when
832 2009-07-08 Richard Henderson <rth@redhat.com>
835 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move to i386.c.
836 (enum reg_class): Add CLOBBERED_REGS.
837 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Likewise.
838 * config/i386/i386.c (ix86_conditional_register_usage): Moved
839 from CONDITIONAL_REGISTER_USAGE; build CLOBBERED_REGS for 64-bit.
840 (ix86_function_ok_for_sibcall): Tidy. Disallow MS->SYSV sibcalls.
841 (ix86_expand_call): Use sibcall_insn_operand when needed. Don't
842 force 64-bit sibcalls into R11.
843 * config/i386/constraints.md (U): New constraint.
844 * config/i386/i386.md (sibcall_1, sibcall_value_1): Use it.
845 (sibcall_1_rex64, sibcall_value_1_rex64): Likewise.
846 (sibcall_1_rex64_v, sibcall_value_1_rex64_v): Remove.
848 2009-07-08 Shujing Zhao <pearly.zhao@oracle.com>
850 * basic-block.h (dump_regset, debug_regset): Remove duplicate
852 * c-objc-common.h (c_initialize_diagnostics): Ditto.
853 * ebitmap.h (dump_ebitmap): Ditto.
854 * optabs.h (optab_libfunc): Ditto.
855 * tree.h (tree_expr_nonzero_warnv_p): Ditto.
856 * tree-flow.h (vect_can_force_dr_alignment_p,
857 get_vectype_for_scalar_type): Ditto.
858 (vectorize_loops): Move prototype to ...
859 * tree-vectorizer.h: ... here. Also, adjust comment.
860 (vect_set_verbosity_level): Remove duplicate prototype.
861 * tree-ssa-loop.c: Include tree-vectorizer.h.
862 * Makefile.in (tree-ssa-loop.o): Depend on tree-vectorizer.h.
864 2009-07-08 Nick Clifton <nickc@redhat.com>
866 * config/i386/unix.h (ASM_COMMENT_START): Add a space after the
869 2009-07-08 DJ Delorie <dj@redhat.com>
871 * config/mep/mep-ivc2.cpu (cpmovtocsar0_C3, cpmovtocsar1_C3,
872 cpmovtocc_C3, cpmovtocsar0_P0S_P1, cpmovtocsar1_P0S_P1,
873 cpmovtocc_P0S_P1): Mark volatile. Note which registers are
875 * config/mep/intrinsics.md: Regenerated.
876 * config/mep/mep.c (mep_interrupt_saved_reg): Save IVC2 control
877 registers when asm() or calls are detected.
879 2009-07-08 Manuel López-Ibáñez <manu@gcc.gnu.org>
882 * gimplify.c (gimplify_expr): Propagate no_warning flag when
884 * gimple (gimple_build_call_from_tree): Likewise.
885 * tree-cfg.c (remove_useless_stmts_warn_notreached): Check
886 no_warning flag before warning.
888 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
890 * tree.c (set_expr_locus): Remove.
891 * tree.h (EXPR_LOCUS,SET_EXPR_LOCUS,set_expr_locus): Remove.
892 * c-typeck.c (c_finish_stmt_expr): Replace EXPR_LOCUS by
894 * gimplify.c (internal_get_tmp_var): Likewise.
895 (gimplify_call_expr): Likewise.
896 (gimplify_one_sizepos): Likewise.
898 2009-07-07 Eric Botcazou <ebotcazou@adacore.com>
901 * dbxout.c (dbxout_symbol) <PARM_DECL>: Deal with parameters pointing
902 to variables for debugging purposes.
904 2009-06-23 Mark Loeser <mark@halcy0n.com>
907 * Makefile.in (gcc.pod): Depend on gcc-vers.texi.
909 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
911 * pretty-print.c (pp_base_format): Remove %J.
912 * c-format.c (gcc_diag_char_table, gcc_tdiag_char_table,
913 gcc_cxxdiag_char_table): Likewise.
914 (init_dynamic_diag_info): Likewise.
916 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
918 * pretty-print.c (pp_base_format): Remove %H.
919 * c-format.c (gcc_diag_char_table, gcc_tdiag_char_table,
920 gcc_cxxdiag_char_table): Likewise.
921 (init_dynamic_diag_info): Likewise.
922 * config/mep/mep.c (mep_select_section): Likewise.
924 2009-07-07 Duncan Sands <baldrick@free.fr>
926 * final.c (pass_clean_state): Give the pass a name.
927 * passes.c (pass_rest_of_compilation): Likewise.
928 * tree-optimize.c (pass_all_optimizations): Likewise.
930 2009-07-07 H.J. Lu <hongjiu.lu@intel.com>
932 * config/ia64/ia64.c (ia64_handle_model_attribute): Remove
933 an extra 'decl' for error_at.
935 2009-07-07 Jakub Jelinek <jakub@redhat.com>
938 * tree-tailcall.c (adjust_return_value_with_ops,
939 create_tailcall_accumulator): Set DECL_GIMPLE_REG_P on the temporary
940 if it has complex or vector type.
942 2009-07-07 Olivier Hainque <hainque@adacore.com>
944 * config/alpha/t-osf4 (SHLIB_LINK): Do not hide the dummy weak
947 2009-07-07 Basile Starynkevitch <basile@starynkevitch.net>
949 * Makefile.in: added more lists of includes to PLUGIN_HEADERS.
951 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
953 * cgraphunit.c: Replace %J by an explicit location. Update all calls.
954 * c-decl.c: Likewise.
955 * function.c: Likewise.
956 * varasm.c: Likewise.
957 * tree-ssa.c: Likewise.
958 * c-common.c: Likewise.
959 * tree-cfg.c: Likewise.
960 * config/spu/spu.c: Likewise.
961 * config/ia64/ia64.c: Likewise.
962 * config/v850/v850.c: Likewise.
964 2009-07-06 DJ Delorie <dj@redhat.com>
966 * config/mep/mep-core.cpu (fsft, ssarb): Mark as VOLATILE.
967 * config/mep/mep-ivc2.cpu (many): Add VOLATILE to more insns that make
968 unspecified accesses to control registers.
969 * config/mep/intrinsics.md: Regenerate.
970 * config/mep/intrinsics.h: Regenerate.
971 * config/mep/mep-intrin.h: Regenerate.
973 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
975 * c-lex.c: Replace %H by an explicit location. Update all calls.
976 * c-common.c: Likewise.
977 * c-decl.c: Likewise.
978 * c-typeck.c: Likewise.
979 * fold-const.c: Likewise.
980 * gimplify.c: Likewise.
982 * tree-cfg.c: Likewise.
983 * tree-ssa-loop-niter.c: Likewise.
984 * tree-vrp.c: Likewise.
985 * value-prof.c: Likewise.
987 2009-07-06 Diego Novillo <dnovillo@google.com>
989 * tree-dfa.c (dump_variable): Write DECL_INITIAL for VAR
990 if it has one. Handle cases where VAR does not have an
991 annotation or cfun is NULL.
993 2009-07-06 Diego Novillo <dnovillo@google.com>
995 * tree.c: Include debug.h.
996 (initialize_tree_contains_struct): New.
997 (init_ttree): Call it.
998 (tree_node_structure_for_code): Factor out of ...
999 (tree_node_structure): ... here.
1000 * treestruct.def (TS_PHI_NODE): Remove.
1001 (TS_GIMPLE_STATEMENT): Remove.
1003 2009-07-06 Diego Novillo <dnovillo@google.com>
1005 * tree-pretty-print.c (dump_generic_node): Protect against NULL op0.
1006 (debug_tree_chain): Handle cycles.
1008 2009-07-06 Nick Clifton <nickc@redhat.com>
1009 DJ Delorie <dj@redhat.com>
1011 * config.sh/lib1funcs.h (FMOVD_WORKS): Only define if
1012 __FMOVD_ENABLED__ is defined.
1014 (TARGET_FMOVD): Provide a default definition.
1015 (MASK_FMOVD): Likewise.
1016 (TARGET_CPU_CPP_BUILTINS): Define
1017 __FMOVD_ENABLED__ if TARGET_FMOVD is true.
1018 * config/sh/sh.md (movdf_i4): For alternative 0 use either one or
1019 two fmov instructions depending upon whether TARGET_FMOVD is enabled.
1020 (split for DF load from memory into register): Also handle
1021 MEMs which consist of REG+DISP addressing.
1022 (split for DF store from register to memory): Likewise.
1023 (movsf_ie): Always use single fp_mode.
1024 * config/sh/sh.c (sh_override_options): Do not automatically
1025 enable TARGET_MOVD for the SH2A when supporting doubles - leave
1026 that to the -mfmovd command line switch.
1027 (broken_move): Do not restrict fldi test to only the SH4 and SH4A.
1028 (fldi_ok): Always allow.
1029 * config/sh/sh.opt (mfmovd): Remove this switch.
1030 * doc/invoke.texi (-mfmovd): Remove documentation of this switch.
1032 2009-07-06 J"orn Rennecke <joern.rennecke@arc.com>
1033 Kaz Kojima <kkojima@gcc.gnu.org>
1035 PR rtl-optimization/30807
1036 * postreload.c (reload_combine): For every new use of REG_SUM,
1037 record the use of BASE.
1039 2009-07-06 Jan Hubicka <jh@suse.cz>
1041 * params.def: Revert my accidental commit at 2009-06-30.
1043 2009-07-04 Ian Lance Taylor <iant@google.com>
1046 * config/i386/msformat-c.c (mingw_format_attributes): Declare as
1048 (mingw_format_attribute_overrides): Likewise.
1050 2009-07-04 Jakub Jelinek <jakub@redhat.com>
1053 * dwarf2out.c (based_loc_descr): For crtl->stack_realign_tried
1054 don't check cfa.reg. Instead of cfa.indirect use
1055 fde && fde->drap_reg != INVALID_REGNUM test.
1057 2009-07-04 Eric Botcazou <ebotcazou@adacore.com>
1059 * postreload.c (reload_combine): Replace CONST_REG with INDEX_REG.
1061 2009-07-03 Vladimir Makarov <vmakarov@redhat.com>
1064 * ira.c (build_insn_chain): Use DF_LR_OUT instead of df_get_live_out.
1066 2009-07-03 Richard Guenther <rguenther@suse.de>
1068 PR tree-optimization/40640
1069 * tree-switch-conversion.c (build_arrays): Perform arithmetic
1072 2009-07-03 Jan Hubicka <jh@suse.cz>
1074 * ipa-inline.c (cgraph_decide_inlining_incrementally): When optimizing
1075 for size, reduce amount of inlining.
1077 2009-07-03 Richard Guenther <rguenther@suse.de>
1080 * tree-chrec.c (chrec_convert_1): Fold (T2)(t +- x) to (T2)t +- (T2)x
1081 if t +- x is known to not overflow and the conversion widens the
1083 * Makefile.in (tree-chrec.o): Add $(FLAGS_H) dependency.
1085 2009-07-03 Jan Hubicka <jh@suse.cz>
1087 * ipa-pure-const.c (analyze): Update loop optimizer init.
1088 * tree-ssa-loop-iv-canon.c (empty_loop_p, remove_empty_loop,
1089 try_remove_empty_loop, remove_empty_loops): Remove.
1090 * tree-ssa-loop.c (tree_ssa_empty_loop, pass_empty_loop): Remove.
1091 * tree-ssa-dce.c (find_obviously_necessary_stmts): Use finiteness info
1092 to mark regular loops as neccesary.
1093 (degenerate_phi_p): New function.
1094 (propagate_necessity, remove_dead_phis): Use it.
1095 (forward_edge_to_pdom): Likewise.
1096 (eliminate_unnecessary_stmts): Take care to remove uses of results of
1097 virtual PHI nodes that became unreachable.
1098 (perform_tree_ssa_dce): Initialize/deinitialize loop optimizer.
1099 * tree-flow.h (remove_empty_loops): Remove.
1100 * passes.c (init_optimization_passes): Remove.
1102 2009-07-03 Uros Bizjak <ubizjak@gmail.com>
1104 * config/i386/i386.md (fix_trunc<mode>_fisttp_i387_1): Use
1105 can_create_pseudo_p.
1106 (*fix_trunc<mode>_i387_1): Ditto.
1107 (*floathi<mode>2_1): Ditto.
1108 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1): Ditto.
1109 (*fistdi2_1): Ditto.
1110 (*fist<mode>2_1): Ditto.
1111 (frndintxf2_floor): Ditto.
1112 (*fist<mode>2_floor_1): Ditto.
1113 (frndintxf2_ceil): Ditto.
1114 (*fist<mode>2_ceil_1): Ditto.
1115 (frndintxf2_trunc): Ditto.
1116 (frndintxf2_mask_pm): Ditto.
1117 (fxam<mode>2_i387_with_temp): Ditto.
1118 * config/i386/sse.md (mulv16qi3): Ditto.
1119 (*sse2_mulv4si3): Ditto.
1121 (sse4_2_pcmpestr): Ditto.
1122 (sse4_2_pcmpistr): Ditto.
1124 2009-07-03 Jan Hubicka <jh@suse.cz>
1126 * tree-ssa-dce.c (bb_contains_live_stmts): New bitmap.
1127 (mark_stmt_necessary): Set it.
1128 (mark_operand_necessary): Set it.
1129 (mark_control_dependent_edges_necessary): Set it.
1130 (mark_virtual_phi_result_for_renaming): New function.
1131 (get_live_post_dom): New function.
1132 (forward_edge_to_pdom): New function.
1133 (remove_dead_stmt): Fix handling of control dependences.
1134 (tree_dce_init): Init new bitmap.
1135 (tree_dce_done): Free it.
1137 2009-07-02 Richard Guenther <rguenther@suse.de>
1140 * tree-ssa-structalias.c (new_var_info): Initialize
1143 2009-07-02 Jan Hubicka <jh@suse.cz>
1145 * ipa-pure-const.c (check_op): Use PTA info to see if indirect_ref is
1148 2009-07-02 Paolo Bonzini <bonzini@gnu.org>
1150 * expmed.c (emit_cstore, emit_store_flag_1): Accept target_mode
1151 instead of recomputing it. Adjust calls.
1152 (emit_store_flag): Adjust recursive calls.
1154 2009-07-02 Richard Guenther <rguenther@suse.de>
1156 * tree-ssa-live.c (remove_unused_locals): Do not remove
1158 * tree-ssa-structalias.c (handle_lhs_call): Delay setting
1159 of DECL_EXTERNAL for HEAP variables.
1160 (compute_points_to_sets): Set DECL_EXTERNAL for escaped
1161 HEAP variables. Do not adjust RESTRICT vars.
1162 (find_what_var_points_to): Nobody cares if something
1165 2009-07-02 Ben Elliston <bje@au.ibm.com>
1167 * unwind-dw2-fde-glibc.c (_Unwind_IteratePhdrCallback): Move
1168 pc_low and pc_high declarations to the top of the function.
1170 2009-07-01 DJ Delorie <dj@redhat.com>
1172 * config/mep/mep.c (mep_handle_option): Leave IVC2 control
1174 (mep_interrupt_saved_reg): Save appropriate IVC2 control registers.
1175 * config/mep/mep-ivc2.cpu: Add VOLATILE to insns that make
1176 unspecified accesses to control registers.
1177 * config/mep/intrinsics.md: Regenerate.
1178 * config/mep/intrinsics.h: Regenerate.
1179 * config/mep/mep-intrin.h: Regenerate.
1181 2009-07-01 Anthony Green <green@moxielogic.com>
1183 * config/moxie/moxie.c (moxie_expand_prologue): Use dec
1184 instruction when possible.
1185 (moxie_expand_prologue): Ditto. Also, save an instruction and
1186 some complexity by popping off of $r12 instead of $sp.
1187 * config/moxie/moxie.md (movsi_pop): Don't assume $sp. Take two
1190 2009-07-01 Richard Henderson <rth@redhat.com>
1193 * function.c (reposition_prologue_and_epilogue_notes): If epilogue
1194 contained no insns, reposition note before last insn.
1196 2009-07-01 Richard Henderson <rth@redhat.com>
1199 * dwarf2out.c (def_cfa_1): Revert 2009-06-11 change for
1200 DW_CFA_def_cfa_offset and DW_CFA_def_cfa.
1202 2009-07-01 Michael Meissner <meissner@linux.vnet.ibm.com>
1205 * config/rs6000/rs6000.c (print_operand): Undo change that breaks
1206 darwin9 for printing reg addresses with %y.
1208 2009-07-01 Adam Nemet <anemet@caviumnetworks.com>
1210 * combine.c (force_to_mode): Handle TRUNCATE. Factor out
1211 truncation from operands in binary operations.
1213 2009-07-01 Adam Nemet <anemet@caviumnetworks.com>
1216 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
1217 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
1218 subreg of op0 to the original op0.
1220 * expmed.c (store_bit_field_1): Use a temporary as the destination
1221 instead of a paradoxical subreg when we need to truncate the result.
1223 2009-07-01 DJ Delorie <dj@redhat.com>
1225 * config/mep/mep-ivc2.cpu (cmov, cmovc, cmovh): Add intrinsic
1226 names to VLIW variants.
1227 (ivc2rm, ivc2crn): Make data type consistent with non-VLIW variants.
1228 * config/mep/intrinsics.md: Regenerate.
1229 * config/mep/intrinsics.h: Regenerate.
1230 * config/mep/mep-intrin.h: Regenerate.
1232 2009-07-01 Jakub Jelinek <jakub@redhat.com>
1235 * jump.c (returnjump_p): Revert last patch.
1236 * dwarf2out.c (dwarf2out_begin_epilogue): Handle SEQUENCEs.
1238 2009-07-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1241 * pa.md (casesi32p): Use jump table label to determine the offset
1243 (casesi64p): Likewise.
1245 * pa.c (forward_branch_p): Return bool type. Use instruction
1246 addresses when available. Assert that INSN has a jump label.
1247 (pa_adjust_insn_length): Don't call forward_branch_p if INSN doesn't
1250 2009-07-01 Richard Guenther <rguenther@suse.de>
1252 PR tree-optimization/19831
1253 * tree-ssa-dce.c (propagate_necessity): Calls to functions
1254 that only act as barriers do not make any previous stores necessary.
1255 * tree-ssa-structalias.c (handle_lhs_call): Delay making
1256 HEAP variables global, do not add a constraint from nonlocal.
1257 (find_func_aliases): Handle escapes through return statements.
1258 (compute_points_to_sets): Make escaped HEAP variables global.
1260 2009-07-01 Paolo Bonzini <bonzini@gnu.org>
1263 * expmed.c (emit_store_flag): Perform a conversion if necessary,
1264 after reducing a DImode cstore to SImode.
1266 2009-07-01 Paolo Bonzini <bonzini@gnu.org>
1268 * expr.c (expand_expr_real_1): Reinstate fallthrough to
1269 TRUTH_ANDIF_EXPR if do_store_flag returns NULL.
1271 2009-07-01 Maciej W. Rozycki <macro@linux-mips.org>
1273 * config/vax/vax.h (TARGET_BSD_DIVMOD): New macro. Set to 1.
1274 * config/vax/linux.h (TARGET_BSD_DIVMOD): New macro. Redefine the
1276 * config/vax/vax.c (vax_init_libfuncs): Only redefine udiv_optab
1277 and umod_optab if TARGET_BSD_DIVMOD.
1278 * config/vax/lib1funcs.asm: New file.
1279 * config/vax/t-linux: New file.
1280 * config.gcc (vax-*-linux*): Set tmake_file to vax/t-linux.
1282 2009-06-30 Jakub Jelinek <jakub@redhat.com>
1285 * convert.c (convert_to_integer) <case COND_EXPR>: Don't convert
1286 to type arguments that have void type.
1289 * dwarf2out.c (gen_formal_parameter_die): Call
1290 equate_decl_number_to_die if node is different from origin.
1292 2009-06-30 Anthony Green <green@moxielogic.com>
1294 Clean up moxie port for --enable-build-with-cxx.
1295 * config/moxie/moxie.c (moxie_function_value): First two
1296 parameters are const_tree, not tree.
1297 * config/moxie/moxie.h (enum reg_class): Rename CC_REG to CC_REGS.
1298 (REG_CLASS_NAMES): Ditto.
1299 (REGNO_REG_CLASS): Ditto.
1300 * config/moxie/moxie-protos.h (moxie_override_options): Declare.
1301 (moxie_function_value): Fix constyness of arguments.
1303 2009-06-30 Eric Botcazou <ebotcazou@adacore.com>
1305 * cgraphunit.c (cgraph_finalize_compilation_unit): Call
1306 finalize_size_functions before further processing.
1307 * stor-layout.c: Include cgraph.h, tree-inline.h and tree-dump.h.
1308 (variable_size): Call self_referential_size on size expressions
1309 that contain a PLACEHOLDER_EXPR.
1310 (size_functions): New static variable.
1311 (copy_self_referential_tree_r): New static function.
1312 (self_referential_size): Likewise.
1313 (finalize_size_functions): New global function.
1314 * tree.c: Include tree-inline.h.
1315 (push_without_duplicates): New static function.
1316 (find_placeholder_in_expr): New global function.
1317 (substitute_in_expr) <tcc_declaration>: Return the replacement object
1319 <tcc_expression>: Likewise.
1320 <tcc_vl_exp>: If the replacement object is a constant, try to inline
1321 the call in the expression.
1322 * tree.h (finalize_size_functions): Declare.
1323 (find_placeholder_in_expr): Likewise.
1324 (FIND_PLACEHOLDER_IN_EXPR): New macro.
1325 (substitute_placeholder_in_expr): Update comment.
1326 * tree-inline.c (remap_decl): Do not unshare trees if do_not_unshare
1328 (copy_tree_body_r): Likewise.
1329 (copy_tree_body): New static function.
1330 (maybe_inline_call_in_expr): New global function.
1331 * tree-inline.h (struct copy_body_data): Add do_not_unshare field.
1332 (maybe_inline_call_in_expr): Declare.
1333 * Makefile.in (tree.o): Depend on TREE_INLINE_H.
1334 (stor-layout.o): Depend on CGRAPH_H, TREE_INLINE_H, TREE_DUMP_H and
1337 2009-06-30 Richard Guenther <rguenther@suse.de>
1339 * tree-ssa-dce.c (mark_all_reaching_defs_necessary_1): Always
1341 (propagate_necessity): Do not mark reaching defs of stores
1344 2009-06-30 Jan Hubicka <jh@suse.cz>
1346 * cfgloopanal.c (check_irred): Move into ...
1347 (mark_irreducible_loops): ... here; return true if ireducible
1349 * ipa-pure-const.c: Include cfgloop.h and tree-scalar-evolution.h
1350 (analyze_function): Try to prove loop finiteness.
1351 * cfgloop.h (mark_irreducible_loops): Update prototype.
1352 * Makefile.in (ipa-pure-const.o): Add dependency on SCEV and CFGLOOP.
1354 2009-06-30 Basile Starynkevitch <basile@starynkevitch.net>
1356 * Makefile.in (PLUGIN_HEADERS): added ggc, tree-dump, pretty-print.
1358 2009-06-30 Ira Rosen <irar@il.ibm.com>
1360 PR tree-optimization/40542
1361 * tree-vect-stmts.c (vect_analyze_stmt): Don't vectorize volatile
1364 2009-06-30 Martin Jambor <mjambor@suse.cz>
1366 PR tree-optimization/40582
1367 * tree-sra.c (build_ref_for_offset_1): Use types_compatible_p rather
1368 than useless_type_conversion_p.
1369 (generate_subtree_copies): Increment sra_stats.subtree_copies at a
1372 2009-06-30 Martin Jambor <mjambor@suse.cz>
1375 * tree-sra.c (sra_modify_expr): Add access->offset to start_offset.
1377 2009-06-30 Richard Guenther <rguenther@suse.de>
1379 * tree-ssa-alias.c (walk_aliased_vdefs_1): Change interface to
1380 use ao_ref references.
1381 (walk_aliased_vdefs): Likewise.
1382 * tree-ssa-alias.h (walk_aliased_vdefs): Adjust prototype.
1383 * tree-ssa-dce.c (struct ref_data): Remove.
1384 (mark_aliased_reaching_defs_necessary_1): Use the ao_ref argument.
1385 (mark_aliased_reaching_defs_necessary): Adjust.
1386 (mark_all_reaching_defs_necessary_1): Likewise.
1388 2009-06-30 Paolo Bonzini <bonzini@gnu.org>
1391 * expmed.c (emit_cstore): New name of emit_store_flag_1.
1392 (emit_store_flag_1): Extract from emit_store_flag, adjust
1393 calls to (what now is) emit_cstore.
1394 (emit_store_flag): Call emit_store_flag_1 and also use it
1395 for what used to be recursive calls.
1397 2009-06-30 Wei Guozhi <carrot@google.com>
1400 * tree-ssa-sink.c (statement_sink_location): Stop sinking expression
1401 if the target bb post dominates from bb.
1402 * config/i386/i386.c (memory_address_length): Check existence of base
1403 register before using it.
1405 2009-06-30 Nick Clifton <nickc@redhat.com>
1406 DJ Delorie <dj@redhat.com>
1408 * config.sh/lib1funcs.h (FMOVD_WORKS): Only define if
1409 __FMOVD_ENABLED__ is defined.
1411 (TARGET_FMOVD): Provide a default definition.
1412 (MASK_FMOVD): Likewise.
1413 (TARGET_CPU_CPP_BUILTINS): Define
1414 __FMOVD_ENABLED__ if TARGET_FMOVD is true.
1415 * config/sh/sh.md (movdf_i4): For alternative 0 use either one or
1416 two fmov instructions depending upon whether TARGET_FMOVD is
1418 (split for DF load from memory into register): Also handle
1419 MEMs which consist of REG+DISP addressing.
1420 (split for DF store from register to memory): Likewise.
1421 * config/sh/sh.opt (mfmovd): Remove this switch.
1422 * doc/invoke.texi (-mfmovd): Remove documentation of this switch.
1423 * config/sh/sh.c (sh_override_options): Do not automatically
1424 enable TARGET_MOVD for the SH2A when supporting doubles - leave
1425 that to the -mfmovd command line switch.
1427 * config/sh/sh.c (broken_move): Do not restrict fldi test to only
1429 (fldi_ok): Always allow.
1430 * config/sh/sh.md (movsf_ie): Always use single fp_mode.
1432 2009-06-29 DJ Delorie <dj@redhat.com>
1434 * doc/install.texi (mep-x-elf): Correct chip's full name.
1436 2009-06-29 H.J. Lu <hongjiu.lu@intel.com>
1438 * doc/extend.texi: Fix typo.
1440 2009-06-29 Tom Tromey <tromey@redhat.com>
1443 * Makefile.in (DWARF2_H): New variable.
1445 (dwarf2out.o): Likewise.
1446 (dwarf2asm.o): Likewise.
1447 * config/i386/t-i386: Use DWARF2_H.
1448 * except.c: Include elf/dwarf2.h.
1449 * unwind-dw2.c: Include elf/dwarf2.h.
1450 * dwarf2out.c: Include elf/dwarf2.h.
1451 (dw_loc_descr_struct) <dw_loc_opc>: Now a bitfield.
1452 <dtprel>: New field.
1453 (dwarf_stack_op_name): Don't handle INTERNAL_DW_OP_tls_addr.
1454 (size_of_loc_descr): Likewise.
1455 (output_loc_operands_raw): Likewise.
1456 (output_loc_operands): Handle new dtprel field.
1457 (loc_checksum): Update.
1458 (loc_descriptor_from_tree_1) <VAR_DDECL>: Set dtprel field.
1459 * unwind-dw2-fde-glibc.c: Include elf/dwarf2.h.
1460 * unwind-dw2-fde.c: Include elf/dwarf2.h.
1461 * dwarf2asm.c: Include elf/dwarf2.h.
1462 * unwind-dw2-fde-darwin.c: Include elf/dwarf2.h.
1463 * config/mmix/mmix.c: Include elf/dwarf2.h.
1464 * config/rs6000/darwin-fallback.c: Include elf/dwarf2.h.
1465 * config/xtensa/unwind-dw2-xtensa.c: Include elf/dwarf2.h.
1466 * config/sh/sh.c: Include elf/dwarf2.h.
1467 * config/i386/i386.c: Include elf/dwarf2.h.
1469 2009-06-29 DJ Delorie <dj@redhat.com>
1471 * config/mep/mep.h (CPP_SPEC): Remove __cop macro.
1473 * doc/extend.texi: Add MeP attributes and pragmas.
1474 * doc/invoke.text: Add MeP Options.
1475 * doc/contrib.texi: Add MeP contribution.
1476 * doc/md.texi: Add MeP constraints.
1477 * doc/install.texi: Add MeP target.
1479 2009-06-30 Anatoly Sokolov <aesok@post.ru>
1481 * target.h (struct gcc_target): Add frame_pointer_required field.
1482 * target-def.h (TARGET_FRAME_POINTER_REQUIRED): New.
1483 (TARGET_INITIALIZER): Use TARGET_FRAME_POINTER_REQUIRED.
1484 * ira.c (setup_eliminable_regset): Use frame_pointer_required target
1486 * reload1.c (update_eliminables): (Ditto.).
1487 * gcc/system.h (FRAME_POINTER_REQUIRED): Poison.
1488 * doc/tm.texi (FRAME_POINTER_REQUIRED): Revise documentation.
1489 (INITIAL_FRAME_POINTER_OFFSET): (Ditto.).
1491 * config/arc/arc.h (FRAME_POINTER_REQUIRED): Remove macro.
1493 * config/arm/arm.h (FRAME_POINTER_REQUIRED): Remove macro.
1494 * config/arm/arm.c (TARGET_FRAME_POINTER_REQUIRED): Define.
1495 (arm_frame_pointer_required): New function.
1497 * config/avr/avr.h (FRAME_POINTER_REQUIRED): Remove macro.
1498 * config/avr/avr.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
1499 (avr_frame_pointer_required_p): Declare as static.
1500 * config/avr/avr-protos.h (avr_frame_pointer_required_p): Remove.
1502 * config/bfin/bfin.h (FRAME_POINTER_REQUIRED): Remove macro.
1503 * config/bfin/bfin.c (TARGET_FRAME_POINTER_REQUIRED): Define.
1504 (bfin_frame_pointer_required): Make as static, change return type
1506 * config/bfin/bfin-protos.h (bfin_frame_pointer_required): Remove.
1508 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Remove macro.
1509 * config/cris/cris.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
1510 (cris_frame_pointer_required): New function.
1512 * config/crx/crx.h (FRAME_POINTER_REQUIRED): Remove macro.
1514 * config/fr30/fr30.h (FRAME_POINTER_REQUIRED): Remove macro.
1515 * config/fr30/fr30.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
1516 (fr30_frame_pointer_required): New function.
1518 * config/frv/frv.h (FRAME_POINTER_REQUIRED): Remove macro.
1519 * config/frv/frv.c (TARGET_FRAME_POINTER_REQUIRED): Define.
1520 (frv_frame_pointer_required): Make as static, change return type
1522 * config/bfin/bfin-protos.h (frv_frame_pointer_required): Remove.
1524 * config/i386/i386.h (FRAME_POINTER_REQUIRED): Remove macro.
1525 * config/i386/i386.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
1526 (ix86_frame_pointer_required): Make as static, change return type to
1528 * config/i386/i386-protos.h (ix86_frame_pointer_required): Remove.
1530 * config/m32c/m32c.h (FRAME_POINTER_REQUIRED): Remove macro.
1531 * config/m32c/m32c.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
1533 * config/m32r/m32r.h (FRAME_POINTER_REQUIRED): Remove macro.
1535 * config/mcore/mcore.h (CAN_ELIMINATE): Remove macro.
1537 * config/mep/mep.h (FRAME_POINTER_REQUIRED): Remove macro.
1539 * config/mips/mips.h (FRAME_POINTER_REQUIRED): Remove macro.
1540 * config/mips/mips.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
1541 (mips_frame_pointer_required): Make as static.
1542 * config/mips/mips-protos.h (mips_frame_pointer_required): Remove.
1544 * config/mmix/mmix.h (FRAME_POINTER_REQUIRED): Remove macro.
1545 * config/mmix/mmix.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
1546 (mmix_frame_pointer_required): Mew function.
1548 * config/moxie/moxie.h (FRAME_POINTER_REQUIRED): Remove macro.
1549 * config/moxie/moxie.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
1551 * config/pa/pa.h (FRAME_POINTER_REQUIRED): Remove macro.
1553 * config/score/score.h (FRAME_POINTER_REQUIRED): Remove macro.
1555 * config/sh/sh.h (CAN_ELIMINATE): Remove macro.
1557 * config/sparc/sparc.h (FRAME_POINTER_REQUIRED): Remove macro.
1558 (CAN_ELIMINATE): Redefine.
1559 * config/sparc/sparc.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
1560 (sparc_frame_pointer_required): New function.
1561 (sparc_can_eliminate): New function.
1562 * config/sparc/sparc-protos.h (sparc_can_eliminate): Declare.
1564 * config/vax/vax.h (FRAME_POINTER_REQUIRED): Remove macro.
1565 * config/vax/vax.c (TARGET_FRAME_POINTER_REQUIRED): Define.
1567 * config/xtensa/xtensa.h (FRAME_POINTER_REQUIRED): Remove macro.
1568 * config/xtensa/xtensa.c (TARGET_FRAME_POINTER_REQUIRED): Define.
1569 (xtensa_frame_pointer_required): Make as static, change return type
1571 * config/xtensa/xtensa-protos.h (xtensa_frame_pointer_required):
1574 2009-06-29 Olatunji Ruwase <tjruwase@google.com>
1576 * doc/plugins.texi: Document PLUGIN_START_UNIT.
1577 * toplev.c (compile_file): Call PLUGIN_START_UNIT.
1578 * gcc-plugin.h (PLUGIN_START_UNIT): Added new event.
1579 * plugin.c (plugin_event_name): Added PLUGIN_START_UNIT.
1580 (register_callback): Handle PLUGIN_START_UNIT.
1581 (invoke_plugin_callbacks): Handle PLUGIN_START_UNIT.
1583 2009-06-29 Eric Botcazou <ebotcazou@adacore.com>
1585 * tree.c (process_call_operands): Propagate TREE_READONLY from the
1587 (PROCESS_ARG): Do not clear TREE_READONLY if CONSTANT_CLASS_P.
1588 (build3_stat): Propagate TREE_READONLY for COND_EXPR.
1590 2009-06-29 Daniel Jacobowitz <dan@codesourcery.com>
1592 * config/arm/arm.h (REGISTER_MOVE_COST): Increase VFP register
1595 2009-06-29 Uros Bizjak <ubizjak@gmail.com>
1597 * doc/extend.texi (Additional Floating Types): __float128 is also
1598 supported on i386 targets.
1600 2009-06-29 Richard Guenther <rguenther@suse.de>
1603 * tree-ssa-alias.h (struct pt_solution): Add vars_contains_restrict
1605 (pt_solutions_same_restrict_base): Declare.
1606 * tree-ssa-structalias.c (struct variable_info): Add is_restrict_var
1608 (new_var_info): Initialize is_global_var properly for SSA_NAMEs.
1609 (make_constraint_from, make_copy_constraint): Move earlier.
1610 (make_constraint_from_heapvar): New function.
1611 (make_constraint_from_restrict): Likewise.
1612 (handle_lhs_call): Use it.
1613 (find_func_aliases): Use it to track conversions to restrict
1615 (struct fieldoff): Add only_restrict_pointers flag.
1616 (push_fields_onto_fieldstack): Initialize it.
1617 (create_variable_info_for): Track global restrict qualified pointers.
1618 (intra_create_variable_infos): Use make_constraint_from_heapvar.
1619 Track restrict qualified pointer arguments.
1620 (set_uids_in_ptset): Use varinfo is_global_var flag.
1621 (find_what_var_points_to): Set the vars_contains_restrict flag.
1622 Always create the points-to solution for sets including restrict tags.
1623 (pt_solutions_same_restrict_base): New function.
1624 * tree-ssa-alias.c (ptr_derefs_may_alias_p): For two restrict
1625 qualified pointers use pt_solutions_same_restrict_base as
1626 additional source for disambiguation.
1628 2009-06-29 Richard Guenther <rguenther@suse.de>
1631 * alias.c (find_base_decl): Remove.
1632 (get_deref_alias_set_1): Remove restrict handling.
1633 * c-common.c (c_apply_type_quals_to_decl): Do not set
1634 DECL_POINTER_ALIAS_SET.
1635 * gimplify.c (find_single_pointer_decl_1): Remove.
1636 (find_single_pointer_decl): Likewise.
1637 (internal_get_tmp_var): Remove restrict handling.
1638 (gimple_regimplify_operands): Likewise.
1639 * omp-low.c (expand_omp_atomic_pipeline): Do not set
1640 DECL_POINTER_ALIAS_SET. Use ref-all pointers.
1641 * print-tree.c (print_node): Do not print DECL_POINTER_ALIAS_SET.
1642 * tree.c (restrict_base_for_decl): Remove.
1643 (init_ttree): Do not allocate it.
1644 (make_node_stat): Do not set DECL_POINTER_ALIAS_SET. Set
1645 LABEL_DECL_UID for label decls.
1646 (copy_node_stat): Do not copy restrict information.
1647 (decl_restrict_base_lookup): Remove.
1648 (decl_restrict_base_insert): Likewise.
1649 (print_restrict_base_statistics): Likewise.
1650 (dump_tree_statistics): Do not call print_restrict_base_statistics.
1651 * tree.h (DECL_POINTER_ALIAS_SET): Remove.
1652 (DECL_POINTER_ALIAS_SET_KNOWN_P): Likewise.
1653 (struct tree_decl_common): Rename pointer_alias_set to label_decl_uid.
1654 (LABEL_DECL_UID): Adjust.
1655 (DECL_BASED_ON_RESTRICT_P): Remove.
1656 (DECL_GET_RESTRICT_BASE): Likewise.
1657 (SET_DECL_RESTRICT_BASE): Likewise.
1658 (struct tree_decl_with_vis): Remove based_on_restrict_p flag.
1660 * config/i386/i386.c (ix86_gimplify_va_arg): Use ref-all pointers
1661 instead of DECL_POINTER_ALIAS_SET.
1662 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
1663 * config/s390/s390.c (s390_gimplify_va_arg): Likewise.
1664 * config/spu/spu.c (spu_gimplify_va_arg_expr): Likewise.
1666 2009-06-29 Richard Guenther <rguenther@suse.de>
1668 PR tree-optimization/40579
1669 * tree-vrp.c (vrp_evaluate_conditional): Bail out early if
1670 the IL to simplify has constants that overflowed.
1672 2009-06-28 Uros Bizjak <ubizjak@gmail.com>
1674 PR tree-optimization/40550
1675 * tree-vect-generic.c (expand_vector_operations_1): Compute in
1676 vector_compute_type only when the size of vector_compute_type is
1677 less than the size of type.
1679 2009-06-28 Eric Botcazou <ebotcazou@adacore.com>
1681 * fold-const.c (contains_label_1): Fix comments.
1682 (contains_label_p): Do not walk trees multiple time.
1684 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
1686 * config/i386/i386.h (enum ix86_fpcmp_strategy): New.
1687 * config/i386/i386.md (cbranchxf4, cstorexf4, cbranch<MODEF>4,
1688 cstore<MODEF>4, mov<X87MODEF>cc): Change predicate to
1689 ix86_fp_comparison_operator.
1690 (*fp_jcc_1_mixed, *fp_jcc_1_sse, *fp_jcc_1_387, *fp_jcc_2_mixed,
1691 *fp_jcc_2_sse, *fp_jcc_2_387): Delete
1692 (*fp_jcc_3_387, *fp_jcc_4_387, *fp_jcc_5_387, *fp_jcc_6_387,
1693 *fp_jcc_7_387, *fp_jcc_8<MODEF>_387): Eliminate call to
1694 !ix86_use_fcomi_compare, change ix86_fp_jump_nontrivial_p call
1695 to !TARGET_CMOVE, change predicate to ix86_fp_comparison_operator.
1696 (related splits): Change predicate to ix86_fp_comparison_operator.
1697 * config/i386/predicates.md: Use ix86_trivial_fp_comparison_operator
1698 instead of ix86_fp_comparison_codes.
1699 (ix86_trivial_fp_comparison_operator,
1700 ix86_fp_comparison_operator): New.
1701 * config/i386/i386-protos.h (ix86_fp_comparison_strategy): New.
1702 (ix86_expand_compare): Eliminate last two parameters.
1703 (ix86_fp_jump_nontrivial_p): Kill.
1704 * config/i386/i386.c (put_condition_code): Eliminate call to
1705 ix86_fp_comparison_codes and subsequent assertion.
1706 (ix86_fp_comparison_codes): Eliminate.
1707 (ix86_fp_swap_condition): New.
1708 (ix86_fp_comparison_arithmetics_cost, ix86_fp_comparison_fcomi_cost,
1709 ix86_fp_comparison_sahf_cost, ix86_use_fcomi_compare): Consolidate
1710 into ix86_fp_comparison_cost and ix86_fp_comparison_strategy.
1711 (ix86_prepare_fp_compare_args): Use ix86_fp_comparison_strategy
1712 and ix86_fp_swap_condition.
1713 (ix86_expand_fp_compare): Eliminate code for second jump/bypass jump.
1714 Use ix86_fp_comparison_strategy.
1715 (ix86_expand_compare): Likewise. Eliminate last two arguments.
1716 (ix86_fp_jump_nontrivial_p): Eliminate.
1717 (ix86_expand_branch): Treat SFmode/DFmode/XFmode as simple. Adjust
1718 call to ix86_expand_compare.
1719 (ix86_split_fp_branch, ix86_expand_setcc,
1720 ix86_expand_carry_flag_compare, ix86_expand_int_movcc,
1721 ix86_expand_fp_movcc): Eliminate code for second jump/bypass jump.
1723 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
1725 * config/arm/arm.c (arm_final_prescan_ins): Eliminate code
1726 related to jump_clobbers.
1727 * config/arm/arm.md (conds): Remove jump_clob case.
1728 (addsi3_cbranch, addsi3_cbranch_scratch, subsi3_cbranch, two
1729 splits): Change comparison_operator to arm_comparison_operator.
1730 (*arm_buneq, *arm_bltgt, *arm_buneq_reversed, *arm_bltgt_reversed):
1733 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
1735 * dojump.c (do_compare_rtx_and_jump): Try swapping the
1736 condition for floating point modes.
1737 * expmed.c (emit_store_flag_1): Move here a bigger part
1739 (emit_store_flag): Try swapping the condition for floating point
1741 * optabs.c (emit_cmp_and_jump_insns): Cope with constant op0 better.
1743 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
1745 * expr.c (expand_expr_real_1): Just use do_store_flag.
1746 (do_store_flag): Drop support for TRUTH_NOT_EXPR. Use
1747 emit_store_flag_force.
1748 * expmed.c (emit_store_flag_force): Copy here trick
1749 previously in expand_expr_real_1. Try reversing the comparison.
1750 (emit_store_flag_1): Work if target is NULL.
1751 (emit_store_flag): Work if target is NULL, using the result mode
1752 from the comparison. Use split_comparison, restructure final part
1753 to simplify conditionals.
1755 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
1757 * builtins.c (expand_errno_check): Use do_compare_rtx_and_jump.
1758 * dojump.c (do_jump): Change handling of floating-point
1759 ops to use just do_compare_and_jump.
1760 (split_comparison): New.
1761 (do_compare_rtx_and_jump): Add here logic coming previously
1762 in do_jump, using split_comparison.
1764 2009-06-27 H.J. Lu <hongjiu.lu@intel.com>
1767 * config/ia64/ia64.c (ia64_reorg): Check NULL insn.
1769 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
1771 * tree-ssa-alias.c: Fix unintentional commit.
1773 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
1775 * passes.c (execute_one_pass): Fix unintentional commit.
1777 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
1779 * df-problems.c (df_set_seen, df_unset_seen): Delete.
1780 (df_rd_local_compute, df_md_local_compute): Inline them.
1782 (df_md_scratch): New.
1783 (df_md_alloc, df_md_free): Allocate/free it.
1784 (df_md_local_compute): Only include live registers in init.
1785 (df_md_transfer_function): Prune the in-set computed by
1786 the confluence function, and the gen-set too.
1788 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
1790 PR rtl-optimization/26854
1791 * timevar.def: Remove TV_DF_RU, add TV_DF_MD.
1792 * df-problems.c (df_rd_add_problem): Fix comment.
1793 (df_md_set_bb_info, df_md_free_bb_info, df_md_alloc,
1794 df_md_simulate_artificial_defs_at_top,
1795 df_md_simulate_one_insn, df_md_bb_local_compute_process_def,
1796 df_md_bb_local_compute, df_md_local_compute, df_md_reset,
1797 df_md_transfer_function, df_md_init, df_md_confluence_0,
1798 df_md_confluence_n, df_md_free, df_md_top_dump, df_md_bottom_dump,
1799 problem_MD, df_md_add_problem): New.
1800 * df.h (DF_MD, DF_MD_BB_INFO, struct df_md_bb_info, df_md,
1801 df_md_get_bb_info): New.
1802 (DF_LAST_PROBLEM_PLUS1): Adjust.
1804 * Makefile.in (fwprop.o): Include domwalk.h.
1805 * fwprop.c: Include domwalk.h.
1806 (reg_defs, reg_defs_stack): New.
1807 (bitmap_only_bit_between): Remove.
1808 (process_defs): New.
1809 (process_uses): Use reg_defs and local_md instead of
1810 bitmap_only_bit_between and local_rd.
1811 (single_def_use_enter_block): New, from build_single_def_use_links.
1812 (single_def_use_leave_block): New.
1813 (build_single_def_use_links): Remove code moved to
1814 single_def_use_enter_block, invoke domwalk.
1815 (use_killed_between): Adjust comment.
1817 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
1819 * bitmap.h (bitmap_ior_and_into): New.
1820 * bitmap.c (bitmap_ior_and_into): New.
1822 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
1824 * domwalk.h (struct dom_walk_data): Remove all callbacks except
1825 before_dom_children_before_stmts and after_dom_children_after_stmts.
1826 Rename the two remaining callbacks to just before_dom_children and
1827 after_dom_children. Remove other GIMPLE statement walking bits.
1828 * domwalk.c (walk_dominator_tree): Remove now unsupported features.
1829 * graphite.c: Do not include domwalk.h.
1830 * tree-into-ssa.c (interesting_blocks): New global.
1831 (struct mark_def_sites_global_data): Remove it and names_to_rename.
1832 (mark_def_sites, rewrite_stmt, rewrite_add_phi_arguments,
1833 rewrite_update_stmt, rewrite_update_phi_arguments): Simplify
1834 now that they're not domwalk callbacks.
1835 (rewrite_initialize_block): Rename to...
1836 (rewrite_enter_block): ... this, place after called functions. Test
1837 interesting_blocks, call rewrite_stmt and rewrite_add_phi_arguments.
1838 (rewrite_finalize_block): Rename to...
1839 (rewrite_leave_block): ... this, place after called functions.
1840 (rewrite_update_init_block): Rename to...
1841 (rewrite_update_enter_block): ... this, place after called functions.
1842 Test interesting_blocks, call rewrite_update_stmt and
1843 rewrite_update_phi_arguments.
1844 (rewrite_update_fini_block): Rename to...
1845 (rewrite_leave_block): ... this, place after called functions.
1846 (rewrite_blocks): Remove last argument, simplify initialization of
1848 (mark_def_sites_initialize_block): Rename to...
1849 (mark_def_sites_block): ... this, call mark_def_sites.
1850 (mark_def_sites_blocks): Remove argument, simplify initialization of
1852 (rewrite_into_ssa): Adjust for interesting_blocks_being a global.
1853 (update_ssa): Likewise.
1854 * tree-ssa-dom.c (optimize_stmt): Simplify now that it's not a domwalk
1856 (tree_ssa_dominator_optimize): Simplify initialization of walk_data.
1857 (dom_opt_initialize_block): Rename to...
1858 (dom_opt_enter_block): ... this, place after called functions. Walk
1859 statements here, inline propagate_to_outgoing_edges.
1860 (dom_opt_finalize_block): Rename to...
1861 (dom_opt_leave_block): ... this, place after called functions.
1862 * tree-ssa-dse.c (dse_optimize_stmt): Simplify now that it's not a
1864 (dse_enter_block, dse_record_phi): New.
1865 (dse_record_phis): Delete.
1866 (dse_finalize_block): Rename to...
1867 (dse_leave_block): ... this.
1868 (tree_ssa_dse): Simplify initialization of walk_data.
1869 * tree-ssa-loop-im.c (determine_invariantness, move_computations):
1870 Adjust initialization of walk_data.
1871 * tree-ssa-loop-unswitch.c: Do not include domwalk.h.
1872 * tree-ssa-loop-phiopt.c (get_non_trapping):
1873 Adjust initialization of walk_data.
1874 * tree-ssa-loop-threadedge.c: Do not include domwalk.h.
1875 * tree-ssa-uncprop.c (uncprop_into_successor_phis): Simplify now that
1876 it's not a domwalk callback.
1877 (uncprop_initialize_block): Rename to...
1878 (dse_enter_block): ... this, call uncprop_into_successor_phis.
1879 (dse_finalize_block): Rename to...
1880 (dse_leave_block): ... this.
1881 (tree_ssa_uncprop): Simplify initialization of walk_data.
1882 * Makefile.in: Adjust dependencies.
1884 2009-06-27 Richard Earnshaw <rearnsha@arm.com>
1886 * arm.md (casesi): Fix test for Thumb1.
1887 (thumb1_casesi_internal_pic): Likewise.
1888 (thumb1_casesi_dispatch): Likewise.
1890 2009-06-26 Daniel Gutson <dgutson@codesourcery.com>
1892 * config/arm/arm-cores.def: Added core cortex-m0.
1893 * config/arm/arm-tune.md: Regenerated.
1894 * doc/invoke.texi: Added entry for cpu ARM Cortex-M0.
1896 2009-06-26 DJ Delorie <dj@redhat.com>
1898 * config/mep/mep.opt (mfar): Remove -mfar as it doesn't do anything.
1900 * config/mep/mep.c (mep_bundle_insns): Account for the fact that
1901 the scheduler doesn't tag jump insns.
1903 2009-06-26 H.J. Lu <hongjiu.lu@intel.com>
1905 * c-decl.c (merge_decls): Re-indent.
1907 2009-06-26 Janis Johnson <janis187@us.ibm.com>
1910 * tree.c (real_zerop, real_onep, real_twop, real_minus_onep):
1911 Special-case decimal float constants.
1913 2009-06-26 Richard Henderson <rth@redhat.com>
1915 * function.h (struct function): Add cannot_be_copied_reason,
1916 and cannot_be_copied_set.
1917 * tree-inline.c (has_label_address_in_static_1): Rename from
1918 inline_forbidden_p_2; don't set inline_forbidden_reason here.
1919 (cannot_copy_type_1): Rename from inline_forbidden_p_op; likewise
1920 don't set inline_forbidden_reason.
1921 (copy_forbidden): New function, split out of inline_forbidden_p.
1922 (inline_forbidden_p_stmt): Don't check for nonlocal labels here.
1923 (inline_forbidden_p): Use copy_forbidden.
1924 (tree_versionable_function_p): Likewise.
1925 (inlinable_function_p): Merge into tree_inlinable_function_p.
1926 (tree_function_versioning): Remap cfun->nonlocal_goto_save_area.
1927 * ipa-cp.c (ipcp_versionable_function_p): New function.
1928 (ipcp_cloning_candidate_p): Use it.
1929 (ipcp_node_modifiable_p): Likewise.
1931 2009-06-26 Olatunji Ruwase <tjruwase@google.com>
1933 * builtins.c (expand_builtin_alloca): Handle builtin alloca
1934 that is marked not to be inlined. Remove flag_mudflap use.
1935 * tree-mudflap.c: Rename mf_xform_derefs to mf_xfrom_statements.
1936 (mf_xform_statements): Mark builtin alloca calls as un-inlineable.
1938 2009-06-26 Steve Ellcey <sje@cup.hp.com>
1941 * config/pa/t-pa-hpux10 (TARGET_LIBGCC2_CFLAGS): Add -frandom-seed.
1942 * config/pa/t-pa-hpux11 (TARGET_LIBGCC2_CFLAGS): Ditto.
1944 2009-06-26 Kai Tietz <kai.tietz@onevision.com>
1946 * config/i386/mingw-tls.c (__mingwthr_key_dtor): Remove for none
1948 (__mingwthr_remove_key_dtor): Likewise.
1950 2009-06-26 Richard Guenther <rguenther@suse.de>
1952 * tree-ssa-structalias.c (do_ds_constraint): Simplify escape handling.
1954 2009-06-26 Steven Bosscher <steven@gcc.gnu.org>
1957 * ifcvt.c (dead_or_predicable): If predicating MERGE_BB fails,
1958 try the non-cond_exec path also.
1960 2009-06-25 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1963 * pa.c (branch_to_delay_slot_p, branch_needs_nop_p): New functions.
1964 (output_cbranch): Use new functions.
1965 (output_lbranch, output_bb, output_bvb, output_dbra, output_movb):
1968 2009-06-25 Michael Meissner <meissner@linux.vnet.ibm.com>
1969 Pat Haugen <pthaugen@us.ibm.com>
1970 Revital Eres <ERES@il.ibm.com>
1972 * config/rs6000/rs6000.c (print_operand): Correct lossage message
1973 for %c error. Add %x support to print VSX registers as a unified
1974 register set, instead of separate float and altivec registers.
1975 Switch to use VECTOR_MEM_ALTIVEC_P instead of TARGET_ALTIVEC for
1976 %y case, and add support for VSX pre-modify addresses.
1977 (output_toc): Add assert for CONST containing an integer constant
1979 (rs6000_adjust_cost): Add POWER7 support.
1980 (insn_must_be_first_in_group): Ditto.
1981 (insn_must_be_last_in_group): Ditto.
1982 (rs6000_emit_popcount): Ditto.
1983 (rs6000_vector_mode_supported_p): Ditto.
1985 * config/rs6000/rs6000-protos.h (rs6000_secondary_reload_class):
1986 Change some of the functions called by macros to being called
1987 through a pointer, so debug functions can be inserted if
1988 -mdebug=addr or -mdebug=cost.
1989 (rs6000_preferred_reload_class_ptr): Ditto.
1990 (rs6000_secondary_reload_class_ptr): Ditto.
1991 (rs6000_secondary_memory_needed_ptr): Ditto.
1992 (rs6000_cannot_change_mode_class_ptr): Ditto.
1993 (rs6000_secondary_reload_inner): Ditto.
1994 (rs6000_legitimize_reload_address): Ditto.
1995 (rs6000_legitimize_reload_address_ptr): Ditto.
1996 (rs6000_mode_dependent_address): Ditto.
1997 (rs6000_mode_dependent_address_ptr): Ditto.
1999 * config/rs6000/rs6000.c (reg_offset_addressing_ok_p): New
2000 function to return true if the mode allows reg + integer
2002 (virtual_stack_registers_memory_p): New function to return true if
2003 the address refers to a virtual stack register.
2004 (rs6000_legitimate_offset_address_p): Move code to say whether a
2005 mode supports reg+int addressing to reg_offset_addressing_ok_p and
2007 (rs6000_legitimate_address_p): Add checks for modes that only can
2008 do reg+reg addressing. Start adding VSX support.
2009 (rs6000_legitimize_reload_address): Ditto.
2010 (rs6000_legitimize_address): Ditto.
2011 (rs6000_debug_legitimate_address_p): New debug functions for
2012 -mdebug=addr and -mdebug=cost.
2013 (rs6000_debug_rtx_costs): Ditto.
2014 (rs6000_debug_address_costs): Ditto.
2015 (rs6000_debug_adjust_cost): Ditto.
2016 (rs6000_debug_legitimize_address): Ditto.
2017 (rs6000_legitimize_reload_address_ptr): Point to call normal
2018 function or debug function. Make functions called via pointer
2020 (rs6000_mode_dependent_address_ptr): Ditto.
2021 (rs6000_secondary_reload_class_ptr): Ditto.
2022 (rs6000_hard_regno_mode_ok): Add preliminary VSX support.
2023 (rs6000_emit_move): Add -mdebug=addr support. Change an abort
2024 into a friendlier error.
2025 (rs6000_init_builtins): Add initial VSX support.
2026 (rs6000_adjust_cost): Fix some spacing issues.
2028 * config/rs6000/rs6000.h (enum reg_class): Add VSX_REGS.
2029 (REG_CLASS_NAMES): Ditto.
2030 (REG_CLASS_CONTENTS): Ditto.
2031 (PREFERRED_RELOAD_CLASS): Move from a macro to calling through a
2032 pointer, to add -mdebug=addr support.
2033 (CANNOT_CHANGE_MODE_CLASS): Ditto.
2034 (SECONDARY_RELOAD_CLASS): Call through a pointer to add
2035 -mdebug=addr support.
2036 (LEGITIMIZE_RELOAD_ADDRESS): Ditto.
2037 (GO_IF_MODE_DEPENDENT_ADDRESS): Ditto.
2038 (enum rs6000_builtins): Add RS6000_BUILTIN_BSWAP_HI.
2040 * config/rs6000/rs6000.md (bswaphi*): Add support for swapping
2042 (bswapsi*): Set attribute types for load/store. Add combiner
2043 patterns to eliminate zero extend on 64-bit.
2044 (bswapdi*): Add support for swapping 64-bit values. Use ldbrx and
2045 stdbrx if the hardware supports those instructions.
2047 2009-06-25 Ian Lance Taylor <iant@google.com>
2049 * doc/invoke.texi (Option Summary): Mention -static-libstdc++.
2050 (Link Options): Document -static-libstdc++.
2052 2009-06-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
2055 * config/rs6000/rs6000.c (LOCAL_ALIGNMENT): Redefine to just use
2056 DATA_ALIGNMENT instead.
2058 2009-06-25 Richard Guenther <rguenther@suse.de>
2060 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Disambiguate
2061 indirect references against the callused/escaped solutions.
2062 (call_may_clobber_ref_p_1): Likewise.
2064 2009-06-25 Martin Jambor <mjambor@suse.cz>
2066 PR tree-optimization/40493
2067 * tree-sra.c (sra_modify_expr): Correct BIT_FIELD_REF argument numbers.
2068 (enum unscalarized_data_handling): New type.
2069 (handle_unscalarized_data_in_subtree): Return what has been done.
2070 (load_assign_lhs_subreplacements): Handle left flushes differently.
2071 (sra_modify_assign): Use unscalarized_data_handling, simplified
2072 condition determining whether to remove the statement.
2074 2009-06-25 Basile Starynkevitch <basile@starynkevitch.net>
2076 * doc/plugins.texi (Building GCC plugins): Correct typo in Makefile
2077 excerpt - @ should be doubled for texinfo.
2079 2009-06-24 Ian Lance Taylor <iant@google.com>
2081 * config/arc/arc.c: Include "df.h".
2082 (arc_attribute_table): Make static. Move higher in file.
2083 (arc_address_cost): Call SMALL_INT on INTVAL, not rtx.
2084 (output_shift): Initialize n later to avoid warning.
2085 * config/arm/arm.c (arm_attribute_table): Make static. Move
2087 * config/avr/avr.c (avr_attribute_table): Make static. Move
2089 (reg_class_tab): Change array type from int to enum reg_class.
2090 (avr_jump_mode): Change GET_MODE to GET_CODE when checking for
2092 (out_tsthi, ashlhi3_out): Don't use AS2 with "or" or "and".
2093 (lshrhi3_out): Likewise.
2094 (class_likely_spilled_p): Change return type to bool.
2095 (avr_rtx_costs): Use local code variable with enum type.
2096 * config/avr/avr.md (movmemhi): Use add_reg_note.
2097 (andhi3, andsi3): Don't use AS2 with "and".
2098 (iorhi3, iorsi3): Don't use AS2 with "or".
2099 * config/avr/avr-protos.h (class_likely_spilled_p): Update declaration.
2100 * config/crx/crx.c: Include "df.h".
2101 (crx_attribute_table): Make static.
2102 * config/m32r/m32r.c: Include "df.h".
2103 (m32r_attribute_table): Make static. Move higher in file.
2104 (pop): Use add_reg_note.
2105 (block_move_call): Change 0 to LCT_NORMAL in function call.
2106 * config/m32r/m32r.md (movsi_insn): Remove unused local value.
2107 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Likewise.
2108 * config/m32r/m32r-protos.h (m32r_compute_function_type): Always
2109 declare, not just when TREE_CODE is defined.
2110 * config/m68hc11/m68hc11.c: Include "expr.h".
2111 (m68hc11_attribute_table): Make static. Move higher in file.
2112 (m68hc11_small_indexed_indirect_p): Change 0 to VOIDmode in
2114 (m68hc11_register_indirect_p): Likewise.
2115 (m68hc11_function_arg_padding): Change return type to enum
2117 (emit_move_after_reload): Use add_reg_note.
2118 (m68hc11_emit_logical): Change code parameter to enum rtx_code.
2119 (m68hc11_split_logical): Likewise.
2120 (m68hc11_rtx_costs): Add local code_and outer_code variables with
2122 * config/m68hc11/predicates.md (reg_or_some_mem_operand): Change 0
2123 to VOIDmode in function call.
2124 * config/m68hc11/m68hc11-protos.h: Don't check TREE_CODE to see if
2126 (m68hc11_split_logical): Update declaration.
2127 (m68hc11_function_arg_padding): Update declaration.
2128 * config/mcore/mcore.c (regno_reg_class): Change form array of int
2129 to array of enum reg_class.
2130 (mcore_attribute_table): Make static. Move higher in file.
2131 (mcore_rtx_costs): Add cast to enum type.
2132 * config/mcore/mcore.h (regno_reg_class): Update declaration.
2133 (GO_IF_LEGITIMATE_INDEX): Add cast to avoid warning.
2134 * config/sh/sh.c (sh_attribute_table): Make static. Move higher
2136 * config/sh/predicates.md (trapping_target_operand): Rename and to
2138 * config/sparc/sparc.c (sparc_attribute_table): Make static. Move
2140 * config/spu/spu.c (spu_attribute_table): Make static. Move
2142 * config/v850/v850.c (v850_attribute_table): Make static. Move
2144 (v850_rtx_costs): Use local code with enum type.
2145 (expand_epilogue): Add cast.
2146 * config/v850/v850-c.c (ghs_pragma_section): Initialize repeat.
2148 2009-06-23 Takashi YOSHII <yoshii.takashi@renesas.com>
2151 * doc/invoke.texi (SH Options): Document -m2a, -m2a-single,
2152 -m2a-single-only and -m2a-nofpu.
2153 * config/sh/sh.opt: Document m2a generates FPU code.
2155 2009-06-24 Anatoly Sokolov <aesok@post.ru>
2157 * defaults.h (CAN_ELIMINATE): Provide default.
2158 * doc/tm.texi (CAN_ELIMINATE): Revise documentation.
2159 * config/alpha/alpha.h (CAN_ELIMINATE): Delete.
2160 * config/m32c/m32c.h (CAN_ELIMINATE): Delete.
2161 * config/spu/spu.h (CAN_ELIMINATE): Delete.
2162 * config/xtensa/xtensa.h (CAN_ELIMINATE): Delete.
2163 * config/moxie/moxie.h (CAN_ELIMINATE): Delete.
2164 * config/cris/cris.h (CAN_ELIMINATE): Delete.
2165 * config/mn10300/mn10300.h (CAN_ELIMINATE): Delete.
2166 * config/pa/pa64-linux.h (CAN_ELIMINATE): Delete.
2167 * config/mmix/mmix.h (CAN_ELIMINATE): Delete.
2169 2009-06-24 DJ Delorie <dj@redhat.com>
2171 * mep-ext-cop.cpu: Fix copyright notice.
2172 * mep-default: Fix copyright notice.
2173 * mep-core: Fix copyright notice.
2174 * mep: Fix copyright notice.
2175 * mep-ivc2: Fix copyright notice.
2176 * mep-c5: Fix copyright notice.
2178 2009-06-24 Denis Chertykov <chertykov@gmail.com>
2180 * doc/contrib.texi (Contributors):
2182 2009-06-24 Andreas Krebbel <krebbel1@de.ibm.com>
2185 * tree-ssa-math-opts.c (execute_optimize_bswap): Convert the bswap
2186 src and dst operands if necessary.
2188 2009-06-23 DJ Delorie <dj@redhat.com>
2191 * config.gcc: Add mep support.
2192 * recog.c: Resurrect validate_replace_rtx_subexp().
2193 * recog.h: Likewise.
2194 * config/mep/: Add new port:
2195 * config/mep/constraints.md: New file.
2196 * config/mep/default.h: New file.
2197 * config/mep/intrinsics.h: New file.
2198 * config/mep/intrinsics.md: New file.
2199 * config/mep/ivc2-template.h: New file.
2200 * config/mep/mep-c5.cpu: New file.
2201 * config/mep/mep-core.cpu: New file.
2202 * config/mep/mep-default.cpu: New file.
2203 * config/mep/mep-ext-cop.cpu: New file.
2204 * config/mep/mep-intrin.h: New file.
2205 * config/mep/mep-ivc2.cpu: New file.
2206 * config/mep/mep-lib1.asm: New file.
2207 * config/mep/mep-lib2.c: New file.
2208 * config/mep/mep-pragma.c: New file.
2209 * config/mep/mep-protos.h: New file.
2210 * config/mep/mep-tramp.c: New file.
2211 * config/mep/mep.c: New file.
2212 * config/mep/mep.cpu: New file.
2213 * config/mep/mep.h: New file.
2214 * config/mep/mep.md: New file.
2215 * config/mep/mep.opt: New file.
2216 * config/mep/predicates.md: New file.
2217 * config/mep/t-mep: New file.
2219 2009-06-23 Ian Lance Taylor <iant@google.com>
2221 * configure.ac: Invoke AC_PROG_CXX. Separate C specific warnings
2222 from loose_warn into c_loose_warn and from strict_warn into
2223 c_strict_warn. Set and substitute warn_cxxflags. Check for
2224 --enable-build-with-cxx. Set and substitute
2225 ENABLE_BUILD_WITH_CXX. Set and substitute HOST_LIBS.
2226 * Makefile.in (CXXFLAGS): New variable.
2227 (C_LOOSE_WARN, C_STRICT_WARN): New variables.
2228 (GCC_WARN_CFLAGS): Add $(C_LOOSE_WARN). Add $(C_STRICT_WARN) if
2229 the default is the same as $(STRICT_WARN).
2230 (GCC_WARN_CXXFLAGS, WARN_CXXFLAGS): New variables.
2231 (CXX): New variable.
2232 (COMPILER): New value if ENABLE_BUILD_WITH_CXX.
2233 (COMPILER_FLAGS, LINKER, LINKER_FLAGS): Likewise.
2234 (ALL_COMPILERFLAGS, ALL_LINKERFLAGS): Likewise.
2235 (HOST_LIBS): New variable.
2236 (GCC_CFLAGS): Add $(C_LOOSE_WARN).
2237 (ALL_CXXFLAGS): New variable.
2238 (LIBS, BACKENDLIBS): Add $(HOST_LIBS).
2239 * doc/install.texi (Configuration): Document
2240 --enable-build-with-cxx, --with-stage1-ldflags,
2241 --with-stage1-libs, --with-boot-ldflags, --with-boot-libs.
2242 * configure: Rebuild.
2244 2009-06-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2246 * config/arm/arm.c (arm_override_options): Fix braces and formatting
2247 from previous commit.
2249 2009-06-23 Ian Lance Taylor <iant@google.com>
2251 * Makefile.in ($(out_object_file)): Depend upon $(DF_H).
2253 2009-06-23 Ian Lance Taylor <iant@google.com>
2255 * reload.c (alternative_allows_const_pool_ref): Mark mem parameter
2256 with ATTRIBUTE_UNUSED.
2258 2009-06-23 Michael Meissner <meissner@linux.vnet.ibm.com>
2259 Pat Haugen <pthaugen@us.ibm.com>
2260 Revital Eres <eres@il.ibm.com>
2262 * config.in (HAVE_AS_POPCNTD): Add default definition.
2263 (HAVE_AS_LWSYNC): Ditto.
2265 * configure.ac (gcc_cv_as_powerpc_mfpgpr): Provide real binutils
2267 (gcc_cv_as_powerpc_cmpb): Ditto.
2268 (gcc_cv_as_powerpc_dfp): Ditto.
2269 (gcc_cv_as_powerpc_vsx): Ditto.
2270 (gcc_cv_as_powerpc_popcntd): Add feature test for assembler
2271 supporting the popcntd/lwsync instructions.
2272 (gcc_cv_as_powerpc_lwsync): Ditto.
2273 * configure: Regenerate.
2275 * config/rs6000/aix53.h (ASM_CPU_SPEC): Add support for
2276 -mcpu=native and -mcpu=power7.
2277 * config/rs6000/aix61.h (ASM_CPU_SPEC): Ditto.
2279 * config/rs6000/linux64.opt (-mprofile-kernel): Move switch to be
2280 a variable instead of a mask to reduce the number of mask bits.
2281 * config/rs6000/sysv4.opt (-mbit-align): Ditto.
2282 (-mbit-word): Ditto.
2283 (-mregnames): Ditto.
2284 * config/rs6000/rs6000.opt (-mupdate): Ditto.
2285 (-mfused-madd): Ditto.
2287 * config/rs6000/rs6000.opt (-mpopcntd): New switch for non-VSX ISA
2289 (-mvsx): New switch for VSX instructions.
2290 (-misel): Move from a variable to a mask to allow it to be set by
2293 * config/rs6000/rs6000-protos.h (rs6000_hard_regno_nregs): Change
2294 function declaration to an array declaration.
2295 (rs6000_hard_regno_nregs): New external array declaration.
2297 * config/rs6000/t-rs6000 (MD_INCLUDES): Define, add all of the .md
2298 files included by rs6000.md.
2300 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Use
2301 SET_PROFILE_KERNEL macro to reset the -mprofile-kernel switch.
2303 * config/rs6000/rs6000.c (rs6000_isel): Delete, -misel moved to be
2305 (rs6000_debug_reg): New -mdebug= variables.
2306 (rs6000_debug_addr): Ditto.
2307 (rs6000_debug_cost): Ditto.
2308 (rs6000_pmode): New variable to hold Pmode.
2309 (rs6000_pointer_size): New variable to hold POINTER_SIZE.
2310 (rs6000_class_max_nregs): New array to hold CLASS_MAX_NREGS
2311 calculated at compiler start.
2312 (rs6000_hard_regno_nregs): Change function to an array which holds
2313 HARD_REGNO_NREGS calculated at compiler start.
2314 (rs6000_explicit_options): Delete isel field.
2315 (rs6000_vector_unit): New array to hold which vector unit
2316 supports arithmetic options for a given type.
2317 (rs6000_vector_mem): New array to hold which vector unit supports
2318 memory reference operations for a given type.
2319 (rs6000_vector_align): New array to given the alignment of each
2321 (power7_cost): New basic costs for power7.
2322 (SET_PROFILE_KERNEL): New macro for resetting -mprofile-kernel.
2323 (rs6000_hard_regno_nregs_internal): New function, moved from
2324 HARD_REGNO_NREGS, to calculate the number of registers each hard
2325 register takes for each type.
2326 (rs6000_debug_reg_print): New function for -mdebug=reg support.
2327 (rs6000_debug_vector_unit): New array, map rs6000_vector to string.
2328 (+rs6000_init_hard_regno_mode_ok): New function, move calculation
2329 of HARD_REGNO_NREGS, CLASS_MAX_NREGS, REGNO_REG_CLASS, and vector
2330 unit information here so it is calculated once at compiler startup
2332 (rs6000_override_options): Make -misel a target mask. Add more
2333 power7 target masks. Setup Pmode and POINTER_SIZE. Add initial
2334 VSX support. Add support for -mdebug=reg, -mdebug=addr, and
2336 (POWERPC_MASKS): Add MASK_POPCNTD, MASK_VSX, and MASK_ISEL.
2337 (rs6000_handle_option): Move -misel from variable to target mask.
2338 (rs6000_builtin_mask_for_load): Add VSX support.
2339 (rs6000_conditional_register_usage): Ditto.
2340 (USE_ALTIVEC_FOR_ARG_P): Ditto.
2341 (function_arg_boundary): Ditto.
2342 (rs6000_expand_builtin): Ditto.
2343 (def_builtin): Make abort message a little friendlier.
2344 (rs6000_emit_int_cmove): Add support for 64-bit isel.
2346 * config/rs6000/rs6000.h (ASM_CPU_POWER7_SPEC): Depend on the
2347 assembler support the popcntd instruction instead of a vsx
2348 instruction to enable power7 support.
2349 (ASM_CPU_SPEC): Add support for -mcpu=native and -mcpu=power7.
2350 (EXTRA_SPECS): Add ASM_CPU_NATIVE_SPEC to allow passing the right
2351 option to the assembler if -mcpu=native.
2352 (ASM_CPU_NATIVE_SPEC): Ditto.
2353 (TARGET_POPCNTD): If assembler doesn't support popcntd, turn off
2355 (TARGET_LWSYNC_INSTRUCTION): Define whether it is safe to issue
2356 the lwsync instruction.
2357 (enum processor_type): Add PROCESSOR_POWER7.
2358 (rs6000_debug_reg): New -mdebug= options.
2359 (rs6000_debug_addr): Ditto.
2360 (rs6000_debug_cost): Ditto.
2361 (rs6000_isel): Delete.
2362 (enum rs6000_vector): New enum to say what vector unit we have.
2363 (VECTOR_UNIT_*): New macros to say which vector unit has
2364 arithmetic operations for a given type.
2365 (VECTOR_MEM_*): New macros to say which vector unit has memory
2366 operations for a given type.
2367 (TARGET_LDBRX): Whether the machine supports the ldbrx
2369 (TARGET_ISEL): Delete, -misel moved to be a mask.
2370 (TARGET_ISEL64): New macro for 64-bit isel support.
2371 (UNITS_PER_VSX_WORD): New macro.
2372 (POINTER_SIZE): Move to be an external variable, rather than
2373 calculating whether we are generating 32 ot 64-bit code.
2375 (STACK_BOUNDARY): Add VSX support.
2376 (LOCAL_ALIGNMENT): Ditto.
2377 (SLOW_UNALIGNED_ACCESS): Ditto.
2378 (VSX_REGNO_P): New macro for VSX support.
2379 (VFLOAT_REGNO_P): Ditto.
2380 (VINT_REGNO_P): Ditto.
2381 (VLOGICAL_REGNO_P): Ditto.
2382 (VSX_VECTOR_MODE): Ditto.
2383 (VSX_SCALAR_MODE): Ditto.
2385 (VSX_MOVE_MODE): Ditto.
2386 (VSX_REG_CLASS_P): Ditto.
2387 (HARD_REGNO_NREGS): Instead of calling a function, use an array
2389 (UNITS_PER_SIMD_WORD): Add VSX support.
2390 (MODES_TIEABLE_P): Ditto.
2391 (STARTING_FRAME_OFFSET): Ditto.
2392 (STACK_DYNAMIC_OFFSET): Ditto.
2393 (EPILOGUE_USES): Ditto.
2394 (REGNO_REG_CLASS): Move to array lookup.
2395 (CLASS_MAX_NREGS): Ditto.
2396 (rs6000_vector_reg_class): Add declaration.
2397 (ADDITIONAL_REGISTER_NAMES): Add VSX names for the registers that
2398 overlap with the floating point and Altivec registers.
2400 * config/rs6000/e500.h (CHECK_E500_OPTIONS): Disallow -mvsx.
2402 * config/rs6000/driver-rs6000.c (asm_names): New static array to
2403 give the appropriate asm switches if -mcpu=native.
2404 (host_detect_local_cpu): Add support for "asm".
2405 (host_detect_local_cpu): Follow GNU code guidelines for name.
2407 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Move
2408 -mbit-word to a variable instead of being a target mask.
2410 * config/rs6000/sync.md (lwsync): If the assembler supports it,
2411 emit the lwsync instruction instead of emitting the instruction as
2412 an integer constant.
2414 * config/rs6000/spe.md (spe_fixuns_truncdfsi2): Rename from
2415 fixuns_trundfsi2, move expander into rs6000.md.
2417 * config/rs6000/rs6000.md (cpu): Add power7.
2418 (sel, *ptrsize): New mode attributes for 32/64-bit isel.
2419 (logical predicate patterns): Change the single instruction
2420 primitives that set CR0 to be fast_compare instead of compare.
2422 (popcntwsi2): Add support for ISA 2.06 popcount instructions.
2423 (popcntddi2): Ditto.
2424 (popcount<mode>): Ditto.
2425 (floating multiply/add insns): Name the floating point
2427 (isel_signed_<mode>): Add support for -misel on 64-bit systems.
2428 (isel_unsigned_<mode>): Ditto.
2429 (fixuns_trundfsi2): Move expander here from spe.md.
2430 (smindi3): Define if we have -misel on 64-bit systems.
2435 2009-06-23 Anatoly Sokolov <aesok@post.ru>
2437 * config.gcc (avr-*-rtems*, avr-*-*): Set extra_gcc_objs and
2439 * config/avr/avr.c (avr_current_device): New variable.
2440 (avr_arch_types, avr_mcu_types): Move to avr-deveces.c.
2441 (avr_arch, mcu_type_s): Move to avr.h.
2442 * config/avr/avr.h (base_arch_s). Add reserved2, arch_name and
2443 default_data_section_start fields.
2444 (avr_arch): Moved from avr.c.
2445 (mcu_type_s): Moved from avr.c. Add short_sp, data_section_start and
2446 library_name fields.
2447 (avr_current_device, avr_mcu_types, avr_arch_types,
2448 avr_device_to_arch, avr_device_to_data_start,
2449 avr_device_to_startfiles, avr_device_to_devicelib): Declare.
2450 (EXTRA_SPEC_FUNCTIONS): Define.
2451 (LINK_SPEC): Remove device name to '-m ...' and '-Tdata ...' linker
2452 options mapping. Use device_to_arch and device_to_data_start insted.
2453 (STARTFILE_SPEC): Use device_to_startfile instead of crt_binutils.
2454 (CRT_BINUTILS_SPECS, EXTRA_SPECS): Remove.
2455 * config/avr/t-avr (driver-avr.o, avr-devices.o): New rules.
2456 * config/avr/driver-avr.c: New file.
2457 * config/avr/avr-devices.c: New file.
2459 2009-06-23 Jakub Jelinek <jakub@redhat.com>
2461 * var-tracking.c (unshare_variable): Force initialized to
2462 be VAR_INIT_STATUS_INITIALIZED unless flag_var_tracking_uninit.
2463 (set_variable_part): Likewise.
2464 (struct variable_union_info): Remove pos_src field.
2465 (vui_vec, vui_allocated): New variables.
2466 (variable_union): Pass VAR_INIT_STATUS_UNKNOWN to unshare_variable
2467 unconditionally. Avoid XCVECNEW/free for every sorting, for dst_l
2468 == 1 use a simpler sorting algorithm. Compute pos field right
2469 away, don't fill in pos_src. For dst_l == 2 avoid qsort.
2470 Avoid quadratic comparison if !flag_var_tracking_uninit.
2471 (variable_canonicalize): Pass VAR_INIT_STATUS_UNKNOWN to
2472 unshare_variable unconditionally.
2473 (dataflow_set_different_2): Removed.
2474 (dataflow_set_different): Don't traverse second hash table.
2475 (compute_bb_dataflow): Pass VAR_INIT_STATUS_UNINITIALIZED
2476 unconditionally to var_reg_set or var_mem_set.
2477 (emit_notes_in_bb): Likewise.
2478 (delete_variable_part): Pass VAR_INIT_STATUS_UNKNOWN to
2480 (emit_note_insn_var_location): Don't set initialized to
2481 VAR_INIT_STATUS_INITIALIZED early.
2482 (vt_finalize): Free vui_vec if needed, clear vui_vec and
2484 * rtl.c (rtx_equal_p): Don't implement on top of rtx_equal_p_cb.
2486 * tree-object-size.c (addr_object_size): Instead of checking
2487 for non-NULL TREE_CHAIN of the FIELD_DECL check that there
2488 are no FIELD_DECLs following it.
2490 2009-06-23 Andreas Krebbel <krebbel1@de.ibm.com>
2492 * tree-ssa-math-opts.c (find_bswap): Increase the search depth in
2493 order to match bswaps with signed source operands.
2495 2009-06-23 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
2497 * sdbout.c (sdbout_one_type): Fix braces in switch.
2499 2009-06-23 Richard Guenther <rguenther@suse.de>
2501 * tree-ssa-structalias.c (struct variable_info): Add is_global_var
2503 (var_anything, anything_tree, var_nothing, nothing_tree, var_readonly,
2504 readonly_tree, var_escaped, escaped_tree, var_nonlocal, nonlocal_tree,
2505 var_callused, callused_tree, var_storedanything, storedanything_tree,
2506 var_integer, integer_tree): Remove global variables.
2507 (new_var_info): Do not pass new id, append the new var to the
2508 global variable vector.
2509 (do_ds_constraint): Use is_global_var member of the variable-info.
2510 (new_scalar_tmp_constraint_exp): Adjust.
2511 (create_function_info_for): Likewise.
2512 (create_variable_info_for): Likewise.
2513 (find_what_var_points_to): Remove dead code.
2514 (init_base_vars): Simplify.
2515 (compute_points_to_sets): Adjust.
2517 2009-06-22 Adam Nemet <anemet@caviumnetworks.com>
2519 * combine.c (try_combine): Dump information about the insns we're
2522 2009-06-22 Adam Nemet <anemet@caviumnetworks.com>
2524 * combine.c (combine_simplify_rtx): Remove TRULY_NOOP_TRUNCATION
2525 check when calling force_to_mode on TRUNCATE's operand.
2527 2009-06-22 Ian Lance Taylor <iant@google.com>
2529 * config/rs6000/rs6000.opt: Move msched-epilog before msched-prolog.
2531 2009-06-22 Steven Bosscher <steven@gcc.gnu.org>
2533 * config/arm/arm.md (prologue_use): Set length of fake insn to 0.
2535 2009-06-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2537 * doc/invoke.texi (Link Options): -nodefaultlibs and -nostdlib
2538 override library linkage flags such as -static-libgcc or
2541 2009-06-22 Maxim Kuvyrkov <maxim@codesourcery.com>
2543 * config/m68k/m68k-devices.def: Add line for MCF5221x.
2545 2009-06-22 Ian Lance Taylor <iant@google.com>
2547 * config/linux.opt: Put mglibc ahead of muclibc.
2549 * c-decl.c (diagnose_mismatched_decls): Add -Wc++-compat warning
2550 for duplicate decls.
2552 2009-06-22 Matthias Klose <doko@ubuntu.com>
2554 * Makefile.in (install-plugin): Remove extra `/' after $(DESTDIR).
2556 2009-06-22 Steven Bosscher <steven@gcc.gnu.org>
2559 * c-parser.c (c_parser_objc_message_args): Return error_mark_node
2560 instead of NULL if a parser error occurs.
2562 2009-06-22 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
2564 * dwarf2out.c (dwarf2_debug_hooks): Initialize
2565 non-DWARF2_DEBUGGING_INFO version.
2567 2009-06-22 Kai Tietz <kai.tietz@onevision.com>
2569 * config.gcc (i[34567]86-*-mingw*, x86_64-*-mingw*): Add
2570 i386/t-fprules-softfp and soft-fp/t-softfp to tmake_file.
2572 * config/i386/mingw32.h (LIBGCC2_HAS_TF_MODE): Define.
2573 (LIBGCC2_TF_CEXT): Define.
2576 2009-06-22 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2579 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Fix definition.
2581 2009-06-22 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2583 * config/arm/arm.c (arm_override_options): Disable
2584 -mcaller-super-interworking and -mcallee-super-interworking.
2585 * doc/invoke.texi (ARM Options): Document this.
2587 2009-06-22 Nathan Sidwell <nathan@codesourcery.com>
2589 * config/arm/arm.c (arm_print_operand): Deal with HIGH.
2590 * config/arm/constraints.md (j): New constraint for movw operands.
2591 (N): Remove thumb2 meaning.
2592 * config/arm/arm.md (*arm_movw): Delete.
2593 (*arm_movsi_insn): Use j constraint for movw instead of N constraint.
2594 * config/arm/vfp.md (*arm_movsi_vfp, *thumb2_movsi_vfp): Likewise.
2595 * config/arm/thumb2.md (*thumb2_movsi_insn): Likewise.
2597 2009-06-22 Martin Jambor <mjambor@suse.cz>
2599 PR tree-optimization/40492
2600 * tree-sra.c (sra_modify_assign): Pass zero offsets to
2601 build_ref_for_offset.
2603 2009-06-22 Shujing Zhao <pearly.zhao@oracle.com>
2605 * alias.c: Use REG_P, MEM_P, CONST_INT_P, LABEL_P, CALL_P, NOTE_P and
2606 JUMP_TABLE_DATA_P predicates where applicable.
2607 * auto-inc-dec.c: Ditto.
2608 * builtins.c: Ditto.
2609 * caller-save.c: Ditto.
2611 * cfgcleanup.c: Ditto.
2612 * cfglayout.c: Ditto.
2615 * combine-stack-adj.c: Ditto.
2621 * dwarf2asm.c: Ditto.
2622 * dwarf2out.c: Ditto.
2623 * emit-rtl.c: Ditto.
2629 * function.c: Ditto.
2632 * genpreds.c: Ditto.
2633 * genrecog.c: Ditto.
2635 * ira-costs.c: Ditto.
2636 * ira-lives.c: Ditto.
2639 * lower-subreg.c: Ditto.
2640 * modulo-sched.c: Ditto.
2642 * postreload.c: Ditto.
2643 * print-rtl.c: Ditto.
2652 * sched-vis.c: Ditto.
2654 * sel-sched-ir.c: Ditto.
2655 * simplify-rtx.c: Ditto.
2656 * targhooks.c: Ditto.
2657 * var-tracking.c: Ditto.
2658 * vmsdbgout.c: Ditto.
2660 2009-06-22 Matthias Klose <doko@ubuntu.com>
2662 * Makefile.in (install-plugin): Always use DESTDIR.
2664 2009-06-22 Olivier Hainque <hainque@adacore.com>
2666 * config/pa/pa.c (output_call): Don't optimize post call jumps
2667 into return address adjustments if the call may throw.
2669 2009-06-21 Richard Earnshaw <rearnsha@arm.com>
2671 * arm.c (thumb1_output_casesi): New function.
2672 * arm.h (CASE_VECTOR_PC_RELATIVE): Thumb-1 code is also relative if
2673 optimizing for size or PIC.
2674 (CASE_VECTOR_SHORTEN_MODE): Handle thumb-1.
2675 * arm.md (UNSPEC_THUMB1_CASESI): New constant.
2676 (casesi): Handle Thumb-1 when optimizing for size or PIC.
2677 (thumb1_casesi_internal_pic): New expand rule.
2678 (thumb1_casesi_dispatch): New pattern.
2679 * aout.h (ASM_OUTPUT_ADDR_DIFF_ELT): Use shortened vectors for
2681 * coff.h (JUMP_TABLES_IN_TEXT_SECTION): Thumb-1 jump tables are now
2682 in the text seciton when PIC or optimizing for size.
2683 * elf.h (JUMP_TABLES_IN_TEXT_SECTION): Likewise.
2684 * lib1funcs.asm ([__ARM_EABI__]): Add an attribute describing stack
2685 preservation properties of code.
2686 (__gnu_thumb1_case_sqi, __gnu_thumb1_case_uqi): New functions.
2687 (__gnu_thumb1_case_shi, __gnu_thumb1_case_uhi): New functions.
2688 (__gnu_thumb1_case_si): New function.
2689 * t-arm (LIB1ASMSRC): Define here.
2690 (LIB1ASMFUNCS): Add some common functions.
2691 * t-arm-elf (LIB1ASMSRC): Delete.
2692 (LIB1ASMFUNCS): Append to existing set.
2693 * t-pe (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
2694 * t-strongarm-elf (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
2695 * t-symbian (LIB1ASMFUNCS): Likewise.
2696 * t-vxworks (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
2697 * t-wince-pe (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
2699 2009-06-21 Richard Guenther <rguenther@suse.de>
2701 PR tree-optimization/38729
2702 * tree-ssa-loop-niter.c (find_loop_niter_by_eval): Restrict
2703 to loops with a single exit if -fno-expensive-optimizations.
2705 2009-06-21 Jakub Jelinek <jakub@redhat.com>
2707 * var-tracking.c (struct shared_hash_def, shared_hash): New types.
2708 (dataflow_set): Change vars type from htab_t to shared_hash.
2709 (shared_hash_pool, empty_shared_hash): New variables.
2710 (vars_clear): Removed.
2711 (shared_hash_shared, shared_hash_htab, shared_hash_copy,
2712 shared_hash_find_slot_unshare, shared_hash_find_slot,
2713 shared_hash_find_slot_noinsert, shared_hash_find): New
2715 (shared_hash_unshare, shared_hash_destroy): New functions.
2716 (unshare_variable): Unshare set->vars if shared, use
2718 (vars_copy): Use htab_traverse_noresize instead of htab_traverse.
2719 (get_init_value, find_src_set_src, dump_dataflow_set,
2720 clobber_variable_part, emit_notes_for_differences): Use
2722 (dataflow_set_init): Remove second argument, set vars to
2723 empty_shared_hash instead of creating a new htab.
2724 (dataflow_set_clear): Call shared_hash_destroy and set vars
2725 to empty_shared_hash instead of calling vars_clear.
2726 (dataflow_set_copy): Don't call vars_copy, instead just share
2727 the src htab with dst.
2728 (variable_union): Use shared_hash_*, use initially NO_INSERT
2729 lookup if set->vars is shared. Don't keep slot cleared before
2730 calling unshare_variable. Unshare set->vars if needed.
2731 Even ->refcount == 1 vars must be unshared if set->vars is shared
2732 and var needs to be modified.
2733 (variable_canonicalize): New function.
2734 (dataflow_set_union): If dst->vars is empty, just share src->vars
2735 with dst->vars and traverse with variable_canonicalize to canonicalize
2736 and unshare what is needed.
2737 (dataflow_set_different): If old_set and new_set use the same shared
2738 htab, they aren't different. If number of htab elements is different,
2739 htabs are different. Use shared_hash_*.
2740 (dataflow_set_destroy): Call shared_hash_destroy instead of
2742 (compute_bb_dataflow, emit_notes_in_bb, vt_emit_notes): Don't pass
2743 second argument to dataflow_set_init.
2744 (vt_initialize): Likewise. Initialize shared_hash_pool and
2745 empty_shared_hash, move bb in/out initialization afterwards.
2746 Use variable_htab_free instead of NULL as changed_variables del hook.
2747 (variable_was_changed): Change type of second argument to pointer to
2748 dataflow_set. When inserting var into changed_variables, bump
2749 refcount. Unshare set->vars if set is shared htab and slot needs to
2751 (set_variable_part): Use shared_hash_*, use initially NO_INSERT
2752 lookup if set->vars is shared. Unshare set->vars if needed.
2753 Even ->refcount == 1 vars must be unshared if set->vars is shared
2754 and var needs to be modified. Adjust variable_was_changed caller.
2755 (delete_variable_part): Use shared_hash_*. Even ->refcount == 1
2756 vars must be unshared if set->vars is shared and var needs to be
2757 modified. Adjust variable_was_changed caller.
2758 (emit_note_insn_var_location): Don't pool_free var.
2759 (emit_notes_for_differences_1): Initialize empty_var->refcount to 0
2761 (vt_finalize): Call htab_delete on empty_shared_hash->htab and
2762 free_alloc_pool on shared_hash_pool.
2764 2009-06-20 Anthony Green <green@moxielogic.com>
2766 * config/moxie/sfp-machine.h (__gcc_CMPtype, CMPtype): Define.
2767 * config/moxie/moxie.h (LOAD_EXTEND_OP): Define.
2769 2009-06-20 Richard Guenther <rguenther@suse.de>
2771 * tree-ssa-structalias.c (find_func_aliases): For memset use
2772 a constraint from NULL if we memset to zero.
2773 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Add builtins
2774 we explicitly handle that do not read from memory.
2775 (call_may_clobber_ref_p_1): Properly handle builtins that may
2778 2009-06-20 Richard Guenther <rguenther@suse.de>
2780 PR tree-optimization/40495
2781 * tree-ssa-structalias.c (get_constraint_exp_for_temp): Remove.
2782 (new_scalar_tmp_constraint_exp): New function.
2783 (process_constraint): Do not create temporary decls.
2784 (process_all_all_constraints): Likewise.
2785 (handle_const_call): Likewise.
2786 (create_function_info_for): Do not set decl.
2788 2009-06-19 Ian Lance Taylor <iant@google.com>
2790 * config/rs6000/rs6000.c (rs6000_explicit_options): Make static.
2791 (rs6000_attribute_table): Make static; move before use.
2793 2009-06-19 Eric Botcazou <ebotcazou@adacore.com>
2795 * tree.c (substitute_in_expr) <COMPONENT_REF>: Tweak and reformat.
2796 <tcc_vl_exp>: Call process_call_operands on the new CALL_EXPR.
2797 Propagate the TREE_READONLY flag without overwriting it.
2798 (substitute_placeholder_in_expr) <tcc_vl_exp>: Likewise.
2799 Propagate the TREE_READONLY flag onto the result.
2800 (process_call_operands): Move around. Use correct constant value.
2802 2009-06-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2805 * config/arm/arm.c (thumb_shiftable_const): Truncate val to 32 bits.
2806 * config/arm/arm.md: Likewise.
2808 2009-06-19 Ian Lance Taylor <iant@google.com>
2810 * tree-cfg.c (gimple_redirect_edge_and_branch): Change ERROR_MARK
2811 to GIMPLE_ERROR_MARK.
2813 * c-typeck.c (build_conditional_expr): Add op1_original_type and
2814 op2_original_type parameters. Warn about using different enum types.
2815 * c-parser.c (c_parser_conditional_expression): Pass original
2816 types to build_conditional_expr.
2817 * c-tree.h (build_conditional_expr): Update declaration.
2819 2009-06-19 Ian Lance Taylor <iant@google.com>
2821 * config/i386/i386.c (ix86_function_specific_save): Test that
2822 fields match values, rather than testing the values are in a
2825 2009-06-19 Richard Guenther <rguenther@suse.de>
2827 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Handle
2829 (ptr_derefs_may_alias_p): Likewise.
2830 (ptr_deref_may_alias_ref_p_1): New function.
2831 (ptr_deref_may_alias_ref_p): Likewise.
2832 (ref_maybe_used_by_call_p_1): Handle builtins that are not
2833 covered by looking at the ESCAPED solution.
2834 (call_may_clobber_ref_p_1): Likewise.
2835 * tree-ssa-structalias.c (get_constraint_for_ptr_offset):
2836 Handle NULL_TREE offset. Do not produce redundant constraints.
2837 (process_all_all_constraints): New helper function.
2838 (do_structure_copy): Use it.
2839 (handle_lhs_call): Likewise.
2840 (find_func_aliases): Handle some builtins with pointer arguments
2841 and/or return values explicitly.
2843 2009-06-19 Ian Lance Taylor <iant@google.com>
2845 * varasm.c (const_rtx_hash_1): Remove const qualifier from shift.
2847 2009-06-19 Ian Lance Taylor <iant@google.com>
2849 * rtl.h (SUBREG_PROMOTED_UNSIGNED_P): Add cast to int.
2851 2009-06-19 Ian Lance Taylor <iant@google.com>
2853 * ggc-page.c (ggc_pch_write_object): Initialize emptyBytes.
2854 * sdbout.c (sdb_debug_hooks): Initialize non-SDB_DEBUGGING_INFO
2857 * c-decl.c (finish_decl): If -Wc++-compat, warn about
2858 uninitialized const.
2860 2009-06-19 Ian Lance Taylor <iant@google.com>
2862 * dse.c (struct store_info): Rename bitmap field to bmap. Change
2865 * c-decl.c (in_struct, struct_types): Remove.
2866 (struct c_binding): Add in_struct field.
2867 (c_binding_ptr): Define type, along with VEC.
2868 (struct c_struct_parse_info): Define.
2869 (struct_parse_info): New static variable.
2870 (bind): Initialize in_struct field.
2871 (start_struct): Remove enclosing_in_struct and
2872 enclosing_struct_types parameters. Add
2873 enclosing_struct_parse_info parameter. Change all callers. Set
2874 struct_parse_info rather than in_struct and struct_types.
2875 (grokfield): If -Wc++-compat and there is a symbol binding for the
2876 field name, set the in_struct flag and push it on the
2877 struct_parse_info->fields vector.
2878 (warn_cxx_compat_finish_struct): New static function.
2879 (finish_struct): Remove enclosing_in_struct and
2880 enclosing_struct_types parameters. Add
2881 enclosing_struct_parse_info parameter. Change all callers. Don't
2882 set C_TYPE_DEFINED_IN_STRUCT here. Call
2883 warn_cxx_compat_finish_struct. Free struct_parse_info and set to
2884 parameter. Only push on struct_types if warn_cxx_compat.
2885 (finish_enum): Only push on struct_types if warn_cxx_compat.
2886 (declspecs_add_type): Add loc parameter. Change all callers.
2887 Change all error calls to error_at. Pass loc, not input_location,
2888 to pedwarn calls. Warn if -Wc++-compat and a typedef name is
2889 defined in a struct. If -Wc++-compat and parsing a struct, record
2890 that a typedef name was used.
2891 * c-parser.c (c_parser_declspecs): Get location to pass to
2893 (c_parser_struct_or_union_specifier): Update calls to start_struct
2895 * c-tree.h (struct c_struct_parse_info): Declare.
2896 (finish_struct, start_struct): Update declarations.
2897 (declspecs_add_type): Update declaration.
2899 2009-06-19 Ian Lance Taylor <iant@google.com>
2901 * c-decl.c (grokdeclarator): If -Wc++-compat, warn about a global
2902 variable with an anonymous type.
2904 2009-06-19 Uros Bizjak <ubizjak@gmail.com>
2906 * see.c: Remove for real.
2908 2009-06-19 Uros Bizjak <ubizjak@gmail.com>
2910 * optabs.h (enum optab_index): Add new OTI_significand.
2911 (significand_optab): Define corresponding macro.
2912 * optabs.c (init_optabs): Initialize significand_optab.
2913 * genopinit.c (optabs): Implement significand_optab using
2914 significand?f2 patterns.
2915 * builtins.c (expand_builtin_mathfn): Handle
2916 BUILT_IN_SIGNIFICAND{,F,L}.
2917 (expand_builtin): Expand BUILT_IN_SIGNIFICAND{,F,L} using
2918 expand_builtin_mathfn if flag_unsafe_math_optimizations is set.
2920 * config/i386/i386.md (significandxf2, significand<mode>2): New
2921 expanders to implement significandf, significand and significandl
2922 built-ins as inline x87 intrinsics.
2924 2009-06-18 Anatoly Sokolov <aesok@post.ru>
2926 * config/avr/avr.c (avr_override_options): Remove setting value of
2927 PARAM_INLINE_CALL_COST.
2929 2009-06-18 Richard Henderson <rth@redhat.com>
2932 * tree-pass.h (TDF_ASMNAME): New.
2933 * tree-dump.c (dump_options): Add asmname.
2934 * doc/invoke.texi: Document it.
2936 * tree-pretty-print.c (maybe_dump_asm_name): Merge into...
2937 (dump_decl_name): ...here.
2938 (dump_function_name): New flags arg; mind TDF_ASMNAME.
2939 (dump_generic_node): Update dump_function_name calls.
2940 (print_call_name): New flags arg; update all dump calls.
2941 * diagnostic.h (print_call_name): Update.
2942 * gimple-pretty-print.c (dump_gimple_call): Update.
2944 2009-06-18 H.J. Lu <hongjiu.lu@intel.com>
2947 * config/i386/i386.h (CLASS_LIKELY_SPILLED_P): Add SSE_FIRST_REG.
2949 2009-06-18 Diego Novillo <dnovillo@google.com>
2951 * doc/plugins.texi: Document plugin_is_GPL_compatible.
2952 * plugin.c (str_license): Declare.
2953 (try_init_one_plugin): Assert that the symbol
2954 'plugin_is_GPL_compatible' exists.
2956 2009-06-18 Sergei Dyshel <sergeid@il.ibm.com>
2959 * Makefile.in (OBJS-common): Remove see.o.
2961 * common.opt (fsee): Mark as preserved for backward compatibility.
2962 * opts.c (common_handle_option): Add OPT_fsee to the backward
2963 compatibility section.
2964 * passes.c (init_optimization_passes, pass_see): Remove pass.
2965 * timevar.def (TV_SEE): Remove.
2966 * tree-pass.h (pass_see): Remove declaration.
2967 * doc/invoke.texi (-fsee): Remove documentation.
2969 2009-06-18 Martin Jambor <mjambor@suse.cz>
2971 * tree-sra.c: Include statistics.h
2972 (sra_stats): New variable.
2973 (sra_initialize): Clear sra_stats.
2974 (create_access_replacement): Increment sra_stats.replacements.
2975 (get_access_replacement): Do not return twice.
2976 (analyze_all_variable_accesses): Increment statistics counter by the
2977 number of scalarized aggregates.
2978 (generate_subtree_copies): Increment sra_stats.subtree_copies.
2979 (sra_modify_expr): Increment sra_stats.exprs.
2980 (load_assign_lhs_subreplacements): Increment sra_stats.subreplacements.
2981 (sra_modify_assign): Increment sra_stats.exprs,
2982 sra_stats.separate_lhs_rhs_handling and sra_stats.deleted.
2983 (perform_intra_sra): Update statistics counters.
2984 * Makefile.in (tree-sra.o): Add statistics.h to dependencies.
2986 2009-06-18 Sandra Loosemore <sandra@codesourcery.com>
2988 * config/arm/arm.c (TARGET_SCALAR_MODE_SUPPORTED_P): Redefine.
2989 (arm_scalar_mode_supported_p): New function.
2991 2009-06-18 Paul Brook <paul@codesourcery.com>
2992 Sandra Loosemore <sandra@codesourcery.com>
2994 * config/arm/sfp-machine.h (_FP_NANFRAC_H, _FP_NANSIGN_H): Define.
2995 (__extendhfsf2, __truncsfhf2): Define.
2996 * config/arm/fp16.c: New file.
2997 * config/arm/t-bpabi (LIB2FUNCS_STATIC_EXTRA): Add fp16.c.
2998 * config/arm/t-symbian (LIB2FUNCS_STATIC_EXTRA): Add fp16.c.
3000 2009-06-18 Sandra Loosemore <sandra@codesourcery.com>
3002 * doc/extend.texi (Half-Precision): New section.
3003 * doc/invoke.texi (Option Summary): List -mfp16-format.
3004 (ARM Options): List neon-fp16 as -mfpu value. Document -mfp16-format.
3005 * config/arm/arm.opt (mfp16-format=): New.
3006 * config/arm/arm.c: Include intl.h.
3007 (TARGET_INVALID_PARAMETER_TYPE): Redefine.
3008 (TARGET_INVALID_RETURN_TYPE): Redefine.
3009 (TARGET_PROMOTED_TYPE): Redefine.
3010 (TARGET_CONVERT_TO_TYPE): Redefine.
3011 (arm_fp16_format): Define.
3012 (all_fpus): Add entry for neon-fp16.
3013 (fp_model_for_fpu): Likewise.
3014 (struct fp16_format): Declare.
3015 (all_fp16_formats): Define.
3016 (arm_init_libfuncs): Add entries for HFmode conversions and arithmetic
3018 (arm_override_options): Set arm_fp16_format. Call sorry for fp16
3020 (arm_legitimate_index_p): Treat HFmode like HImode.
3021 (thumb1_legitimate_address_p): Make it recognize HFmode constants.
3022 (coproc_secondary_reload_class): Special-case HFmode.
3023 (arm_print_operand): Add 'z' specifier for vld1.16/vst1.16.
3024 (arm_hard_regno_mode_ok): Allow HFmode values in VFP registers.
3025 (arm_init_fp16_builtins): New.
3026 (arm_init_builtins): Call it.
3027 (arm_invalid_parameter_type): New.
3028 (arm_invalid_return_type): New.
3029 (arm_promoted_type): New.
3030 (arm_convert_to_type).
3031 (arm_file_start): Deal with neon-fp16 as fpu_name. Emit tag for fp16
3033 (arm_emit_fp16_const): New function.
3034 (arm_mangle_type): Mangle __fp16 as "Dh".
3035 * config/arm/arm.h (TARGET_VFPD32): Make it know about
3037 (TARGET_NEON_FP16): New.
3038 (TARGET_NEON): Make it know about FPUTYPE_NEON_FP16.
3039 (enum fputype): Add FPUTYPE_NEON_FP16.
3040 (enum arm_fp16_format_type): Declare.
3041 (arm_fp16_format): Declare.
3042 (LARGEST_EXPONENT_IS_NORMAL): Define.
3043 * config/arm/arm-protos.h (arm_emit_fp16_const): Declare.
3044 * config/arm/arm-modes.def (HFmode): Define.
3045 * config/arm/vfp.md: (*movhf_vfp): New.
3048 * config/arm/arm.md: (fpu): Add neon_fp16.
3049 (floatsihf2, floatdihf2): New.
3050 (fix_trunchfsi2, fix_trunchfdi2): New.
3054 (*arm32_movhf): New.
3055 (*thumb1_movhf): New.
3056 (consttable_2): Add check for HFmode constants.
3057 (consttable_4): Handle HFmode constants.
3059 2009-06-18 Uros Bizjak <ubizjak@gmail.com>
3061 * convert.c (convert_to_integer): Convert (int)logb() into ilogb().
3063 2009-06-17 Olivier Hainque <hainque@adacore.com>
3065 * collect2.c (main): Use CONST_CAST2 to perform char ** to
3066 const char ** conversion in AIX specific section.
3068 2009-06-17 H.J. Lu <hongjiu.lu@intel.com>
3070 * config/i386/i386.c (ix86_special_builtin_type): Remove
3071 UINT64_FTYPE_PINT. Add UINT64_FTYPE_PUNSIGNED.
3072 (bdesc_special_args): Updated.
3073 (ix86_init_mmx_sse_builtins): Likewise.
3074 (ix86_expand_special_args_builtin): Likewise.
3076 2009-06-17 Richard Henderson <rth@redhat.com>
3078 * tree-pretty-print.c (maybe_dump_asm_name): New.
3079 (dump_decl_name): Use it.
3080 (PRINT_FUNCTION_NAME): Merge into...
3081 (dump_function_name): ... here. Use maybe_dump_asm_name.
3083 2009-06-17 Cary Coutant <ccoutant@google.com>
3085 * dbxout.c (dbxout_source_line): Add is_stmt parameter.
3087 * debug.c (struct gcc_debug_hooks): Change placeholder for
3089 (debug_nothing_int_charstar_int): Replaced by...
3090 (debug_nothing_int_charstar_int_bool): ...this.
3091 * debug.h (struct gcc_debug_hooks): Add is_stmt parameter to
3092 source_line prototype.
3093 (debug_nothing_int_charstar_int): Replaced by...
3094 (debug_nothing_int_charstar_int_bool): ...this.
3095 * defaults.h (SUPPORTS_DISCRIMINATOR): New constant.
3096 * dwarf2out.c (dwarf2out_source_line): Add is_stmt parameter.
3097 Output is_stmt operand when necessary.
3098 * final.c (final_scan_insn): Pass is_stmt to source_line debug hook.
3099 (notice_source_line): Add is_stmt parameter.
3100 * sdbout.c (sdbout_source_line): Add is_stmt parameter.
3101 * vmsdbgout.c (vmsdbgout_source_line): Add is_stmt parameter.
3103 * xcoffout.c (xcoffout_source_line): Add is_stmt parameter.
3104 * xcoffout.h (xcoffout_source_line): Add is_stmt parameter.
3106 2009-06-17 Ian Lance Taylor <iant@google.com>
3108 * expr.c (struct move_by_pieces_d): Rename from move_by_pieces.
3110 (struct store_by_pieces_d): Rename from store_by_pieces. Change
3113 2009-06-17 Adam Nemet <anemet@caviumnetworks.com>
3115 * tree.h (STRIP_NOPS, STRIP_SIGN_NOPS,
3116 STRIP_USELESS_TYPE_CONVERSION): Use tree_strip_nop_conversions,
3117 tree_strip_sign_nop_conversions and
3118 tree_ssa_strip_useless_type_conversions rather than stripping
3119 the operations here.
3120 (tree_strip_nop_conversions, tree_strip_sign_nop_conversions):
3122 * gimple.h (tree_ssa_strip_useless_type_conversions): Declare it.
3123 * tree-ssa.c (tree_ssa_strip_useless_type_conversions): New function.
3124 * tree.c (tree_nop_conversion, tree_sign_nop_conversion,
3125 tree_strip_nop_conversions, tree_strip_sign_nop_conversions): New
3128 2009-06-17 Michael Eager <eager@eagercon.com>
3130 * config/rs6000/constraints.md (register_constraint "d"): New.
3131 * config/rs6000/dfp.md (movsd_store, extendsddd2, extendsdtd2,
3132 truncddsd2, *negdd2_fpr, *absdd2_fpr, *nabsdd2_fpr,
3133 *movdd_hardfloat32, *movdd_hardfloat64_mfpgpr, *movdd_hardfloat64,
3134 *negtd2_fp, *abstd2_fpr, *nabstd2_fpr, *movtd_internal, extendddtd2,
3135 trunctddd2, adddd3, addtd3, subdd3, subtd3, muldd3, multd3, divdd3,
3136 divtd3, *cmpdd_internal1, *cmptd_internal1, floatditd2, ftruncdd2,
3137 fixdddi2, ftrunctd2, fixtddi2): replace 'f' constraint with 'd'
3138 * config/rs6000/ppu_intrinsics.h (__mffs, __mtfsf, __mtfsfi, __fabs,
3139 __fnabs, __fmadd, __fmsub, __fnmadd, __fnmsub, __fsel, __frsqrte,
3140 __fsqrt, __fmul, __fmuls, __frsp, __fcfid, __fctid, __fctidz, __fctiw,
3142 * config/rs6000/rs6000.md (*extendsfdf2_fpr, *truncdfsf2_fpr,
3143 *fseldfsf4, *negdf2_fpr, *absdf2_fpr, *nabsdf2_fpr, *adddf3_fpr,
3144 *subdf3_fpr, *muldf3_fpr, *divdf3_fpr, recipdf3, fred, sqrtdf2,
3145 *fseldfdf4, *fselsfdf4, *floatsidf2_internal, *floatunssidf2_internal,
3146 *fix_truncdfsi2_internal, fix_truncdfsi2_internal_gfxopt,
3147 fix_truncdfsi2_mfpgpr, fctiwz, btruncdf2, ceildf2, floordf2, rounddf2,
3148 stfiwx, floatdidf2, fix_truncdfdi2, floatdisf2_internal1,
3149 *movdf_hardfloat32, *movdf_hardfloat64_mfpgpr, *movdf_hardfloat64,
3150 *movtf_internal, *extenddftf2_internal, trunctfdf2_internal1,
3151 trunctfdf2_internal2, trunctfsf2_fprs, fix_trunc_helper,
3152 *fix_trunctfsi2_internal, negtf2_internal, *movdi_internal32,
3153 *movdi_mfpgpr, *movdi_internal64, *movdf_update1, *movdf_update2,
3154 *cmpdf_internal1, *cmptf_internal1, *cmptf_internal2): Same.
3155 * doc/md.texi: Describe PowerPC 'd' constraint, update 'f' constraint.
3157 2009-06-16 Ian Lance Taylor <iant@google.com>
3159 * profile.c (total_num_never_executed): Don't define.
3160 (compute_branch_probabilities): Don't count or print
3162 (init_branch_prob): Don't set total_num_never_executed.
3163 (end_branch_prob): Don't print total_num_never_executed.
3165 2009-06-17 David Daney <ddaney@caviumnetworks.com>
3167 * jump.c (cleanup_barriers): Handle case of no insns before a barrier.
3169 2009-06-17 David Edelsohn <edelsohn@gnu.org>
3171 * config/rs6000/dfp.md (nabsdd2_fpr): Correct mode.
3172 (nabstd2_fpr): Same.
3174 2009-06-17 Steve Ellcey <sje@cup.hp.com>
3176 * expr.c (expand_assignment): Change complex type check.
3178 2009-06-17 Basile Starynkevitch <basile@starynkevitch.net>
3180 * doc/plugins.texi (Building GCC plugins): Added new section.
3182 2009-06-17 Ian Lance Taylor <iant@google.com>
3184 * c-pch.c (get_ident): Don't set size of templ array.
3185 (pch_init): Don't set size of partial_pch array.
3187 * c-typeck.c (digest_init): If -Wc++-compat, warn about using a
3188 string constant to intialize an array whose size is the length of
3191 2009-06-17 Richard Guenther <rguenther@suse.de>
3193 PR tree-optimization/40389
3194 * tree-ssa-structalias.c (handle_rhs_call): Restrict NRV case
3195 to addressable types.
3196 * gimple.c (walk_stmt_load_store_addr_ops): Likewise.
3198 2009-06-17 Richard Guenther <rguenther@suse.de>
3201 * tree-chrec.h (build_polynomial_chrec): If we cannot determine
3202 if there is no evolution of left in the loop bail out.
3203 * tree-chrec.c (chrec_fold_multiply_poly_poly): CSE one
3204 chrec_fold_multiply.
3206 2009-06-16 J"orn Rennecke <joern.rennecke@arc.com>
3207 Janis Johnson <janis187@us.ibm.com>
3210 * config/rs6000/rs6000.c (rs6000_emit_move): Don't emit a USE
3211 for the symbol ref of a constant that is the source of a move
3212 - nor for any other not-obvious-label-ref constants.
3214 2009-06-16 Olatunji Ruwase <tjruwase@google.com>
3216 * plugin.c (position_pass): Skip newly inserted pass during list
3217 traversal to avoid repeated insertion.
3219 2009-06-16 Ian Lance Taylor <iant@google.com>
3221 * vec.h (VEC_stack_alloc): Define different version if
3222 GATHER_STATISTICS is defined, to accept and ignore MEM_STAT.
3223 (DEF_VEC_ALLOC_FUNC_P_STACK): Remove MEM_STAT_DECL.
3224 (DEF_VEC_ALLOC_FUNC_O_STACK): Likewise.
3225 (DEF_VEC_ALLOC_FUNC_I_STACK): Likewise.
3227 2009-06-16 H.J. Lu <hongjiu.lu@intel.com>
3229 * config.gcc (extra_headers): Add ia32intrin.h for x86.
3231 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_BSRSI,
3232 IX86_BUILTIN_BSRDI. IX86_BUILTIN_RDPMC, IX86_BUILTIN_RDTSC.
3233 IX86_BUILTIN_RDTSCP. IX86_BUILTIN_ROLQI, IX86_BUILTIN_ROLHI,
3234 IX86_BUILTIN_RORQI and IX86_BUILTIN_RORHI.
3235 (ix86_special_builtin_type): Add UINT64_FTYPE_VOID,
3236 UINT64_FTYPE_PINT, INT_FTYPE_INT, UINT64_FTYPE_INT,
3237 INT64_FTYPE_INT64, UINT16_FTYPE_UINT16_INT and UINT8_FTYPE_UINT8_INT.
3238 (bdesc_special_args): Add __builtin_ia32_rdtsc and
3239 __builtin_ia32_rdtscp.
3240 (bdesc_args): Add __builtin_ia32_bsrsi, __builtin_ia32_bsrdi,
3241 __builtin_ia32_rolqi, __builtin_ia32_rolhi, __builtin_ia32_rorqi
3242 and __builtin_ia32_rorhi.
3243 (ix86_init_mmx_sse_builtins): Handle UINT64_FTYPE_VOID,
3244 UINT64_FTYPE_PINT, INT_FTYPE_INT, UINT64_FTYPE_INT,
3245 INT64_FTYPE_INT64, UINT16_FTYPE_UINT16_INT and UINT8_FTYPE_UINT8_INT.
3246 (ix86_expand_args_builtin): Likewise.
3247 (ix86_expand_special_args_builtin): Likewise.
3249 * config/i386/i386.md (UNSPECV_RDTSCP): New.
3250 (UNSPECV_RDTSC): Likewise.
3251 (UNSPECV_RDPMC): Likewise.
3252 (*bsr): Renamed to ...
3254 (*bsr_rex64): Renamed to ...
3258 (*rdpmc_rex64): Likewise.
3261 (*rdtsc_rex64): Likewise.
3263 (*rdtscp): Likewise.
3264 (*rdtscp_rex64): Likewise.
3266 * config/i386/ia32intrin.h: New.
3268 * config/i386/x86intrin.h: Include <ia32intrin.h>.
3270 2009-06-16 Ian Lance Taylor <iant@google.com>
3272 * ira-build.c (copy_info_to_removed_store_destinations):
3273 Initialize parent_a.
3275 2009-06-16 Ian Lance Taylor <iant@google.com>
3277 * c-decl.c (grokdeclarator): Change size_varies to bool.
3279 2009-06-16 Ian Lance Taylor <iant@google.com>
3281 * sel-sched.c: Make forward declarations of move_op_hooks and
3282 fur_hooks explicitly extern.
3284 2009-06-16 Ian Lance Taylor <iant@google.com>
3286 * df-problems.c (df_byte_lr_alloc): Don't set problem_data to itself.
3287 * vec.c (vec_gc_o_reserve_1): Don't set alloc to itself.
3289 2009-06-16 Ian Lance Taylor <iant@google.com>
3291 * resource.c (mark_referenced_resources): Change
3292 include_delayed_effects parameter to bool. Change all callers.
3293 (mark_end_of_function_resources): Likewise.
3294 * reorg.c (insn_references_resource_p): Likewise.
3295 (insn_sets_resource_p): Likewise.
3296 * resource.h (mark_referenced_resources): Update declaration.
3297 (mark_end_of_function_resources): Update declaration.
3299 2009-06-16 David Edelsohn <edelsohn@gnu.org>
3301 * config/rs6000/aix.h (LIBSTDCXX_STATIC): Remove -lstdc++.
3303 2009-06-16 David Edelsohn <edelsohn@gnu.org>
3305 * doc/install.texi (*-*-aix): Update explanation of XLC bootstrap.
3306 GCC can bootstrap on AIX with GNU Binutils 2.20.
3308 2009-06-16 Ian Lance Taylor <iant@google.com>
3310 * Makefile.in (tree-vect-stmts.o): Depend upon $(TOPLEV_H).
3312 2009-06-16 Ian Lance Taylor <iant@google.com>
3314 * toplev.h (floor_log2): If GCC_VERSION >= 3004, declare as static
3315 inline, not extern inline.
3316 (exact_log2): Likewise.
3317 * toplev.c (floor_log2): Only define if GCC_VERSION < 3004. Don't
3319 (exact_log2): Likewise, but don't test CTZ_HWI.
3321 2009-06-16 Ian Lance Taylor <iant@google.com>
3323 * bitmap.c (bitmap_clear): Don't declare as inline.
3324 * gimple.c (gimplify_assign): Likewise.
3325 * tree-ssa-sccvn.c (vn_nary_op_compute_hash): Likewise.
3326 * haifa-sched.c (insn_cost): Don't declare with HAIFA_INLINE.
3327 (sched_scan_info): Remove duplicate definition.
3329 2009-06-16 Ian Lance Taylor <iant@google.com>
3331 * c-common.c (skip_evaluation): Don't define.
3332 (c_inhibit_evaluation_warnings): Define global variable.
3333 (overflow_warning): Check c_inhibit_evaluation_warnings rather
3334 than skip_evaluation.
3335 (convert_and_check, warn_for_div_by_zero): Likewise.
3336 * c-common.h (skip_evaluation): Don't declare.
3337 (c_inhibit_evaluation_warnings): Declare.
3338 * c-parser.c (c_parser_typeof_specifier): Set
3339 c_inhibit_evaluation_warnings rather than skip_evaluation.
3340 (c_parser_conditional_expression): Likewise.
3341 (c_parser_binary_expression): Likewise.
3342 (c_parser_sizeof_expression): Likewise.
3343 (c_parser_alignof_expression): Likewise.
3344 * c-typeck.c (build_indirect_ref): Check
3345 c_inhibit_evaluation_warnings rather than skip_evaluation.
3346 (build_conditional_expr, build_binary_op): Likewise.
3348 2009-06-16 Richard Guenther <rguenther@suse.de>
3350 * tree-ssa-alias.c (is_escape_site): Remove.
3351 * tree-ssa-alias.h (enum escape_type): Remove.
3352 (is_escape_site): Likewise.
3353 * tree-ssa-structalias.c (find_func_aliases): Handle escapes
3354 via casts and asms without deferring to is_escape_site.
3356 2009-06-16 Jakub Jelinek <jakub@redhat.com>
3359 * expr.c (expand_expr_real_1) <case VIEW_CONVERT_EXPR>: Don't
3360 use gen_lowpart if op0 has complex mode.
3362 2009-06-16 Richard Guenther <rguenther@suse.de>
3364 * tree-ssa-structalias.c (do_ds_constraint): Stores in global
3365 variables add them to ESCAPED.
3366 (find_func_aliases): Do not make all indirectly stored values escaped.
3368 2009-06-16 Rafael Avila de Espindola <espindola@google.com>
3370 * config/i386/winnt.c (i386_pe_encode_section_info): Update call to
3373 2009-06-16 Martin Jambor <mjambor@suse.cz>
3375 PR tree-optimization/40432
3376 * tree-sra.c (sra_modify_assign): When creating VIEW_CONVERT_EXPR,
3377 check whether we need to force gimple register operand.
3379 2009-06-16 Martin Jambor <mjambor@suse.cz>
3381 PR tree-optimization/40413
3382 * tree-sra.c (load_assign_lhs_subreplacements): Pass offset to
3383 build_ref_for_offset.
3384 (propagate_subacesses_accross_link): Fix a typo in a comment.
3386 2009-06-16 Ira Rosen <irar@il.ibm.com>
3388 * tree-parloops.c (loop_parallel_p): Call vect_is_simple_reduction
3389 with additional parameter.
3390 * tree-vectorizer.h (enum vect_def_type): Add new value
3392 (enum vect_relevant): Add comments.
3393 (vect_is_simple_reduction): Add new argument.
3394 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Add comments.
3395 Detect nested cycles.
3396 (vect_is_simple_reduction): Update documentation, add an argument to
3397 distinguish inner-loop reduction from nested cycle, detect nested
3398 cycles, fix printings and indentation, don't swap operands in case
3400 (get_initial_def_for_reduction): Handle subtraction.
3401 (vect_create_epilog_for_reduction): Add new argument to specify
3403 (vect_finalize_reduction): Handle subtraction, fix comments.
3404 (vectorizable_reduction): Handle nested cycles. In case of nested
3405 cycle keep track of the reduction variable position. Call
3406 vect_is_simple_reduction with additional parameter. Use original
3407 statement code in reduction epilogue for nested cycle. Call
3408 vect_create_epilog_for_reduction with additional parameter.
3409 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Assert
3410 inner-loop vectorization.
3411 (vect_recog_widen_sum_pattern): Likewise.
3412 * tree-vect-stmts.c (process_use): Distinguish between nested cycles
3414 (vect_mark_stmts_to_be_vectorized): Likewise.
3415 (vect_get_vec_def_for_operand): Handle nested cycles.
3417 2009-06-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3419 * doc/invoke.texi (Debugging Options): Fix option index entries
3420 for -fdump-statistics, -frandom-seed add entries for
3421 -fdump-tree-original, -fdump-tree-optimized, -frandom-seed.
3422 (FRV Options): Fix entries for -mTLS, -mtls.
3423 (HPPA Options): Fix entries for -mgnu-ld, -mhp-ld.
3424 (i386 and x86-64 Options): Fix entry for -mno-red-zone.
3425 (M68hc1x Options): Fix @itemx for -mnominmax.
3426 (MCore Options): Fix entry for -mno-lsim.
3427 (MMIX Options): Fix entry for -mabi=mmixware.
3428 (PDP-11 Options): Fix entry for -mbcopy-builtin.
3430 2009-06-16 Basile Starynkevitch <basile@starynkevitch.net>
3432 * doc/plugins.texi (Interacting with the GCC Garbage Collector):
3433 Mention the plugin mode of gengtype.
3434 * doc/gty.texi (Source Files Containing Type Information): Likewise.
3435 * gengtype.c: Updated copyright.
3436 (plugin_files, nb_plugin_files) Added new static variables.
3437 (measure_input_list) Care about plugin_files.
3438 (write_rtx_next): Added early return in plugin mode.
3439 (create_file): Updated copyright year in generated file. Added
3441 (oprintf): Added early return if NULL outf.
3442 (get_output_file_with_visibility): Care of plugin_files.
3443 (get_output_file_name): May return null.
3444 (write_local): Added early return.
3445 (put_mangled_filename): Ditto.
3446 (finish_root_table): Added check for base_files.
3447 (write_roots): Care about null when plugins.
3448 (main): Added plugin mode.
3450 2009-06-15 Ian Lance Taylor <iant@google.com>
3452 * df-problems.c (df_simulate_one_insn_forwards): Fix braces in switch.
3453 * gcov.c (read_count_file): Add braces around variables declared
3456 * c.opt (Wjump-misses-init): New warning.
3457 * c-opts.c (c_common_handle_option): Set warn_jump_misses_init for
3458 -Wall and -Wc++-compat if not already set.
3459 (c_common_post_options): Clear warn_jump_misses_init if it was not
3461 * c-decl.c (struct c_binding): Change type field to a union with
3462 new label field. Make it the first field in the struct. Update
3463 references to type to use u.type instead.
3464 (struct c_spot_bindings): Define.
3465 (struct c_goto_bindings): Define.
3466 (c_goto_bindings_p): Define, along with VECs.
3467 (struct c_label_vars): Define.
3468 (struct c_scope): Add has_label_bindings field.
3469 (bind_label, set_spot_bindings): New static functions.
3470 (decl_jump_unsafe, update_spot_bindings): New static functions.
3471 (update_label_decls): New static function.
3472 (pop_scope): Call update_label_decls. Don't call c_end_vm_scope.
3473 Update binding u.label field to shadowed field.
3474 (c_binding_start_stmt_expr): New function.
3475 (c_binding_end_stmt_expr): New function.
3476 (pushdecl): Don't call c_begin_vm_scope.
3477 (make_label): Add defining and p_label_vars parameters. Change
3479 (lookup_label): Correct test for whether a label has not yet been
3480 defined. Call bind_label rather than bind.
3481 (warn_about_goto): New static function.
3482 (lookup_label_for_goto): New function.
3483 (declare_label): Call bind_label rather than bind.
3484 (check_earlier_gotos): New static function.
3485 (define_label): Don't give errors about jumping into statement
3486 expressions or scopes of variably modified types. Call
3487 set_spot_bindings and check_earlier_gotos. Call bind_label
3488 instead of bind. Don't set label_context_stack_se or
3489 label_context_stack_vm.
3490 (c_get_switch_bindings): New function.
3491 (c_release_switch_bindings): New function.
3492 (c_check_switch_jump_warnings): New function.
3493 (start_function): Don't set label_context_stack_se or
3494 label_context_stack_vm.
3495 (finish_function): Likewise.
3496 * c-typeck.c (label_context_stack_se): Don't define.
3497 (label_context_stack_vm): Don't define.
3498 (c_finish_goto_label): Call lookup_label_for_goto rather than
3499 lookup_label. Don't give errors about jumping into a statement
3500 expression or the scope of a variably modified type. Don't set
3501 label_context_stack_se or label_context_stack_vm.
3502 (struct c_switch): Remove blocked_stmt_expr and blocked_vm
3503 fields. Add bindings field.
3504 (c_start_case): Don't set deleted fields. Set bindings field.
3505 (do_case): Rework order of tests. Don't check blocked_stmt_expr
3506 or blocked_vm. Call c_check_switch_jump_warnings.
3507 (c_finish_case): Don't test blocked_stmt_expr field. Call
3508 c_release_switch_bindings.
3509 (c_begin_stmt_expr): Don't increment blocked_stmt_expr in
3510 c_switch_stack. Don't walk label_context_stack_se labels. Don't
3511 set label_context_stack_se. Call c_bindings_start_stmt_expr.
3512 (c_finish_stmt_expr): Don't decrement blocked_stmt_expr in
3513 c_switch_stack. Don't walk label_context_stack_se labels. Don't
3514 set label_context_stack_se. Call c_bindings_end_stmt_expr.
3515 (c_begin_vm_scope, c_end_vm_scope): Don't define.
3516 * c-tree.h (C_DECL_UNJUMPABLE_STMT_EXPR): Don't define.
3517 (C_DECL_UNDEFINABLE_STMT_EXPR): Don't define.
3518 (C_DECL_UNJUMPABLE_VM): Don't define.
3519 (C_DECL_UNDEFINABLE_VM): Don't define.
3520 (struct c_label_list): Don't define.
3521 (struct c_label_context_se): Don't define.
3522 (struct c_label_context_vm): Don't define.
3523 (struct c_spot_bindings): Declare.
3524 (c_bindings_start_stmt_expr): Declare.
3525 (c_bindings_end_stmt_expr): Declare.
3526 (lookup_label_for_goto): Declare.
3527 (c_get_switch_bindings, c_release_switch_bindings): Declare.
3528 (c_check_switch_jump_warnings): Declare.
3529 (label_context_stack_se, label_context_stack_vm): Don't declare.
3530 (c_finish_goto_label): Update declaration.
3531 (c_begin_vm_scope, c_end_vm_scope): Don't declare.
3532 * doc/invoke.texi (Option Summary): Mention -Wjump-misses-init.
3533 (Warning Options): Document -Wjump-misses-init.
3535 2009-06-15 Jakub Jelinek <jakub@redhat.com>
3537 * tree-object-size.c (addr_object_size): Fix a pasto in the last
3540 2009-06-15 Rafael Avila de Espindola <espindola@google.com>
3542 * cgraph.c (cgraph_make_node_local): Use DECL_COMDAT_GROUP.
3544 2009-06-15 Aldy Hernandez <aldyh@redhat.com>
3546 * except.c (init_eh): Use BUILTINS_LOCATION when calling build_decl.
3548 2009-06-15 Aldy Hernandez <aldyh@redhat.com>
3550 * tree-eh.c (lower_try_finally_switch): Initialize tf_loc.
3552 2009-06-15 Rafael Avila de Espindola <espindola@google.com>
3554 * cgraphunit.c (cgraph_function_versioning,save_inline_function_body):
3555 Use DECL_COMDAT_GROUP instead of DECL_ONE_ONLY.
3556 * cgraph.c (cgraph_create_virtual_clone): Use DECL_COMDAT_GROUP.
3557 * config/i386/i386.c (ix86_file_end): Compute DECL_COMDAT_GROUP.
3558 * dwarf2asm.c (dw2_force_const_mem): Update call to
3560 * langhooks-def.h (lhd_comdat_group, LANG_HOOKS_COMDAT_GROUP): Remove.
3561 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_COMDAT_GROUP.
3562 * langhooks.c (lhd_comdat_group): Remove.
3563 * langhooks.h (lang_hooks_for_decls): Remove comdat_group.
3564 * tree.h (DECL_COMDAT_GROUP): New.
3565 (DECL_ONE_ONLY): Use DECL_COMDAT_GROUP.
3566 (tree_decl_with_vis): Add comdat_group. Remove one_only.
3567 (make_decl_one_only): Change signature.
3568 * varasm.c (get_emutls_init_templ_addr, emutls_decl): Update call to
3570 (make_decl_one_only): Change signature.
3571 (default_elf_asm_named_section): Use DECL_COMDAT_GROUP.
3573 2009-06-15 Richard Guenther <rguenther@suse.de>
3576 * tree.c (widest_int_cst_value): Fix bootstrap on 32bit HWI hosts.
3578 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3580 * tree-ssa-math-opts.c: Remove extra divide.
3582 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3584 * config/s390/s390.md ("bswap<mode>2"): Only available on z900.
3586 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3588 * passes.c: Add bswap pass.
3589 * tree-pass.h: Add pass_optimize_bswap declaration.
3590 * tree-ssa-math-opts.c: Include diagnostics.h for print_gimple_stmt.
3591 Include rtl.h, expr.h and optabs.h for optab_handler check.
3592 (struct symbolic_number, pass_optimize_bswap): New definition.
3593 (do_shift_rotate, verify_symbolic_number_p): New functions.
3594 (find_bswap_1, find_bswap, execute_optimize_bswap): New functions.
3595 (gate_optimize_bswap): New function.
3596 * tree.c (widest_int_cst_value): New function.
3597 * tree.h (widest_int_cst_value): Prototype added.
3599 2009-06-14 Steven Bosscher <steven@gcc.gnu.org>
3601 * cfgcleanup.c (old_insns_match_p): Remove code to substitute
3602 REG_EQUAL/REG_EQUIV notes.
3604 2009-06-14 Richard Guenther <rguenther@suse.de>
3607 * gimple.c (walk_stmt_load_store_addr_ops): The LHS of a call
3608 has its address taken if NRV was applied and it is addressable.
3609 * tree-ssa-structalias.c (get_constraint_for_address_of): New
3610 function split out from ...
3611 (get_constraint_for_1): ... here.
3612 (handle_rhs_call): Use it to mark the return slot escaped if
3613 it is addressable and NRV was applied.
3615 2009-06-13 Aldy Hernandez <aldyh@redhat.com>
3617 * config/rs6000/rs6000-protos.h (altivec_resolve_overloaded_builtin):
3618 Change first argument type to location_t.
3619 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Same.
3620 Do not set input_location.
3621 Use loc instead of input_location throughout.
3623 2009-06-13 Richard Guenther <rguenther@suse.de>
3625 PR tree-optimization/40421
3626 * tree-predcom.c (should_unroll_loop_p): Remove.
3627 (tree_predictive_commoning_loop): Use can_unroll_loop_p.
3629 2009-06-13 Michael Meissner <meissner@linux.vnet.ibm.com>
3631 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
3632 Add location argument.
3634 2009-06-13 Aldy Hernandez <aldyh@redhat.com>
3636 * config/alpha/alpha.c (alpha_build_builtin_va_list): Pass location to
3638 * config/s390/s390.c (s390_build_builtin_va_list): Same.
3639 (s390_gimplify_va_arg): Pass location to create_artificial_label.
3640 * config/spu/spu-protos.h: Add location to
3641 spu_resolve_overloaded_builtin.
3642 * config/spu/spu.c (spu_build_builtin_va_list): Pass location to
3643 spu_build_builtin_va_list.
3644 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Add location
3645 argument. Pass location to build_function_call_vec.
3646 * config/sh/sh.c (sh_build_builtin_va_list): Pass location to
3648 (emit_fpu_switch): Same.
3649 (sh_gimplify_va_arg_expr): Pass location to create_artificial_label.
3650 * config/xtensa/xtensa.c (xtensa_build_builtin_va_list): Pass location
3651 to build_decl and create_artificial_label.
3652 (xtensa_gimplify_va_arg_expr): Same.
3653 * config/stormy16/stormy16.c (xstormy16_build_builtin_va_list): Same.
3654 (xstormy16_gimplify_va_arg_expr): Same.
3655 * config/iq2000/iq2000.c (iq2000_expand_prologue): Same.
3656 * config/arm/arm.c (arm_build_builtin_va_list): Same.
3657 * config/mips/mips.c (mips_build_builtin_va_list): Same.
3658 (mips16_build_function_stub): Same.
3659 (mips16_build_call_stub): Same.
3661 2009-06-13 Richard Earnshaw <rearnsha@arm.com>
3664 * arm/constraints.md (Pa, Pb): New constraints.
3665 * arm/arm.md (thumb1_addsi3): Support more complex additions. Add a
3666 split pattern to deal with them.
3668 2009-06-13 Joerg Sonnenberger <joerg@britannica.bec.de>
3670 * doc/invoke.texi: Add missing option -Wp,OPTION in list,
3671 fix index entry for -Xpreprocessor.
3673 2009-06-12 Aldy Hernandez <aldyh@redhat.com>
3675 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
3676 Add location argument to build_decl call.
3677 * config/rs6000/rs6000.c (rs6000_build_builtin_va_list): Same.
3678 (rs6000_init_builtins): Same.
3679 (spe_init_builtins): Same.
3680 (rs6000_gimplify_va_arg): Add location argument to
3681 create_artificial_label call.
3683 2009-06-12 Steven Bosscher <steven@gcc.gnu.org>
3685 * timevar.def (TV_COMBINE_STACK_ADJUST): New timevar.
3686 * combine-stack-adj.c (pass_stack_adjustments): Use it.
3687 * Makefile.in: Fix GGC dependency for gcse.o.
3689 2009-06-12 Aldy Hernandez <aldyh@redhat.com>
3691 * tree-pretty-print.c (dump_generic_node): Dump column numbers.
3692 * gimple-pretty-print.c (dump_gimple_stmt): Same.
3693 * gimplify.c (gimplify_modify_expr): Set location for GIMPLE_ASSIGNs
3695 * c-parser.c (c_parser_binary_expression): Use current column while
3696 building binary operations.
3697 * common.opt (fshow-column): Enable by default.
3698 * tree-vrp.c (check_array_ref): Use warning_at.
3699 (check_array_bounds): Use location from call back if expr has no
3701 * tree.h: Add location argument to maybe_fold_*.
3702 * tree-ssa-ccp.c (ccp_fold): Pass location to maybe_fold_*.
3703 (maybe_fold_offset_to_array_ref): Add location argument and use it.
3704 (maybe_fold_offset_to_component_ref): Same.
3705 (maybe_fold_offset_to_reference): Same.
3706 (maybe_fold_offset_to_address): Same.
3707 (maybe_fold_stmt_indirect): Same.
3708 (maybe_fold_stmt_addition): Same.
3709 (fold_stmt_r): Pass location to maybe_fold_*.
3710 (fold_gimple_assign): Same.
3711 * c-tree.h: Add location argument to finish_decl,
3712 default_function_array_conversion, store_init_value.
3713 * c-decl.c (define_label): Use error_at.
3714 (c_make_fname_decl): Pass location to finish_decl.
3715 (finish_decl): New location argument.
3716 (build_compound_literal): Pass location to store_init_value.
3717 (grokdeclarator): Pass location to finish_decl.
3719 * c-typeck.c (array_to_pointer_conversion): New location argument.
3720 (function_to_pointer_conversion): Same.
3721 (default_function_array_conversion): Same.
3722 (parser_build_unary_op): Pass location to overflow_warning.
3723 (parser_build_binary_op): Same. Use warning_at.
3724 (build_unary_op): Pass location to array_to_pointer_conversion.
3725 (build_c_cast): Pass location to digest_init.
3726 (build_modify_expr): New location argument.
3727 (convert_for_assignment): Same.
3728 (store_init_value): Same.
3729 (digest_init): Same.
3730 (output_init_element): Pass location to digest_init and
3731 array_to_pointer_conversion.
3732 (c_finish_return): Pass location to convert_for_assignment.
3733 * gimplify.c (gimplify_conversion): Pass location to
3734 maybe_fold_offset_to_address.
3735 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Pass location
3736 to maybe_fold_stmt_addition.
3737 * c-omp.c (c_finish_omp_atomic): Pass new location to
3739 (c_finish_omp_for): Same.
3740 * c-common.c (overflow_warning): New argument.
3741 * c-common.h: New argument to build_modify_expr, overflow_warning.
3742 * c-parser.c (c_parser_declaration_or_fndef): Pass location to
3744 (c_parser_initializer): Pass location to
3745 default_function_array_conversion.
3746 (c_parser_initelt): Same.
3747 (c_parser_initval): Same.
3748 (c_parser_asm_operands): Same.
3749 (c_parser_expr_no_commas): Same. Pass location to build_modify_expr.
3750 (c_parser_conditional_expression): Same.
3751 (c_parser_binary_expression): Add location info to stack. Use it.
3752 (c_parser_unary_expression): Pass location to
3753 default_function_array_conversion, parser_build_unary_op,
3754 build_indirect_ref, c_parser_postfix_expression_after_primary.
3755 (c_parser_postfix_expression_after_primary): New location argument.
3757 (c_parser_expression_conv): Pass location to
3758 default_function_array_conversion.
3759 (c_parser_expr_list): Same.
3760 (c_parser_omp_atomic): Same.
3761 (c_parser_omp_for_loop): Same.
3762 * c-tree.h: (struct c_declarator): Add comment to id_loc.
3763 (build_array_declarator): New argument.
3764 * c-decl.c (build_array_declarator): Add location argument.
3765 (grokdeclarator): Set id_loc for cdk_array.
3766 * c-parser.c (c_parser_direct_declarator_inner): Pass location to
3767 build_array_declarator.
3768 * tree.c (build_omp_clause): Add location argument.
3769 * tree.h (OMP_CLAUSE_HAS_LOCATION): New macro.
3770 (OMP_CLAUSE_LOCATION): New macro.
3771 (struct tree_omp_clause): Add location field.
3772 (build_omp_clause): Add argument.
3773 * testsuite/gcc.dg/gomp/for-1.c: Fix column.
3774 * cp/pt.c (tsubst_omp_for_iterator): Pass location to
3776 * cp/parser.c (cp_parser_omp_var_list_no_open): Same.
3777 (cp_parser_omp_clause_collapse): Same.
3778 (cp_parser_omp_clause_default): Same.
3779 (cp_parser_omp_clause_if): Same.
3780 (cp_parser_omp_clause_nowait): Same.
3781 (cp_parser_omp_clause_num_threads): Same.
3782 (cp_parser_omp_clause_ordered): Same.
3783 (cp_parser_omp_clause_schedule): Same.
3784 (cp_parser_omp_clause_untied): Same.
3785 (cp_parser_omp_for_loop): Same.
3786 (cp_parser_omp_parallel): Pass location to c_split_parallel_clauses.
3787 * c-tree.h (c_start_case): Add location argument.
3788 (c_process_expr_stmt): Same.
3789 (c_finish_goto_*): Same.
3790 * tree-parloops.c (initialize_reductions): Pass location to
3792 (create_parallel_loop): Same.
3793 * fortran/trans-openmp.c (gfc_trans_omp_variable_list): Same.
3794 (gfc_trans_omp_reduction_list): Same.
3795 (gfc_trans_omp_clauses): Same.
3796 (gfc_trans_omp_do): Same.
3797 * c-typeck.c (c_finish_goto_label): Same.
3798 (c_finish_goto_ptr): New location argument.
3799 (c_start_case): Same.
3800 (emit_side_effect_warnings): Same.
3801 (c_process_expr_stmt): Same.
3802 (c_finish_stmt_expr): Same.
3803 (c_finish_omp_clauses): Use error_at instead of error.
3804 * gimplify.c (gimplify_adjust_omp_clauses_1): Pass location to
3806 * c-omp.c (c_split_parallel_clauses): New location argument.
3807 * tree-nested.c (convert_nonlocal_reference_stmt): Pass location
3808 to build_omp_clause.
3809 (convert_local_reference_stmt): Same.
3810 (convert_gimple_call): Same.
3811 * c-common.h (c_split_parallel_clauses): New argument.
3812 * c-parser.c (c_parser_statement_after_labels): Pass location to
3813 c_finish_goto_label.
3814 (c_parser_switch_statement): Pass location to c_start_case.
3815 (c_parser_for_statement): Pass location to c_finish_expr_stmt,
3816 and c_process_expr_stmt.
3817 (c_parser_omp_variable_list): Add location argument.
3818 (c_parser_omp_clause_collapse): Pass location to build_omp_clause.
3819 (c_parser_omp_clause_default): Same.
3820 (c_parser_omp_clause_if): Same.
3821 (c_parser_omp_clause_num_threads): Same.
3822 (-c_parser_omp_clause_ordered): Same.
3823 (c_parser_omp_clause_reduction): Pass location to
3824 c_parser_omp_variable_list.
3825 (c_parser_omp_clause_schedule): Pass location to build_omp_clause.
3826 (c_parser_omp_clause_untied): Same.
3827 (c_parser_omp_for_loop): Pass location to c_process_expr_stmt.
3828 (c_parser_omp_parallel): Pass location to c_split_parallel_clauses.
3830 * c-tree.h (check_for_loop_decls, undeclared_variable,
3831 build_component_ref, build_array_ref, build_external_ref,
3832 c_expr_sizeof_expr, c_expr_sizeof_type, parser_build_unary_op,
3833 build_conditional_expr, build_compound_expr, c_cast_expr,
3834 build_c_cast, build_asm_expr, c_end_compound_stmt, c_finish_stmt_expr,
3835 c_finish_return, c_finish_omp_parallel, c_finish_omp_task): New
3837 * c-semantics.c (build_stmt): Same.
3838 (build_case_label): Same.
3839 * c-decl.c (c_finish_incomplete_decl): Pass location on down.
3840 (undeclared_variable): New argument.
3842 (lookup_label): Pass location on down.
3843 (define_label): Same.
3844 (finish_decl): Same.
3845 (build_compound_literal): Same.
3846 (finish_struct): Same.
3847 (finish_function): Do not set location here.
3848 (check_for_loop_decls): New argument.
3849 * tree.c (save_expr): Set location.
3850 (build_empty_stmt): New argument.
3851 * tree.h (build_empty_stmt): New argument to build_empty_stmt.
3852 (CAN_HAVE_LOCATION_P): Make sure we have a non empty node.
3853 * builtins.c (gimplify_va_arg_expr): Use locations.
3854 (expand_builtin_sync_operation): Same.
3855 * c-typeck.c (build_component_ref): New argument.
3856 (build_array_ref): Same.
3857 (build_external_ref): Same.
3858 (c_expr_sizeof_expr): Same.
3859 (c_expr_sizeof_type): Same.
3860 (parser_build_unary_op): Same.
3861 (build_conditional_expr): Same.
3862 (build_compound_expr): Pass location on down.
3863 (build_compound_expr): New argument.
3864 (build_c_cast): Same.
3865 (c_cast_expr): Same.
3866 (build_asm_expr): Same.
3867 (c_finish_return): Same.
3868 (c_process_expr_stmt): Pass location on down.
3869 (c_finish_stmt_expr): New argument.
3870 (push_clenaup): Same.
3871 (c_finish_omp_parallel): Same.
3872 (c_finish_omp_task): Same.
3873 * gimplify.c (gimplify_call_expr): Pass location on down.
3874 * c-omp.c (c_finish_omp_master): New argument.
3875 (c_finish_omp_critical): Same.
3876 (c_finish_omp_ordered): Same.
3877 (c_finish_omp_barrier): Same.
3878 (-c_finish_omp_taskwait): Same.
3879 (c_finish_omp_atomic): Same.
3880 (c_finish_omp_flush): Same.
3881 * tree-inline.c (copy_tree_body_r): Pass location on down.
3882 (inline_forbidden_p): Remove use of input_location.
3883 * c-gimplify.c (c_build_bind_expr): New argument.
3884 * c-common.c (c_common_truthvalue_conversion): Pass location on down.
3885 (c_sizeof_or_alignof_type): New argument.
3886 (c_alignof_expr): Same.
3887 (build_va_arg): Same.
3888 (c_add_case_label): Same.
3889 * c-common.h (c_sizeof_or_alignof_type, c_alignof_expr,
3890 c_sizeof, c_alignof, build_va_arg, build_stmt, build_case_label,
3891 c_build_bind_expr, objc_build_selector_expr, objc_build_throw_stmt,
3892 c_finish_omp_master, c_finish_omp_critical, c_finish_omp_ordered,
3893 c_finish_omp_barrier, c_finish_omp_atomic, c_finish_omp_flush,
3894 c_finish_omp_taskwait, c_finish_omp_for, c_split_parallel_clauses):
3896 * stub-objc.c (objc_build_selector_expr): Same.
3897 (objc_build_throw_stmt): Same.
3898 * c-parser.c (c_parser_declaration_or_fndef): Pass location on down.
3899 (c_parser_initelt): Same.
3900 (c_parser_compound_statement): Same.
3901 (c_parser_compound_statement_nostart): Same.
3902 (c_parser_label): Same.
3903 (c_parser_statement_after_labels): Same.
3904 (c_parser_if_body): Same.
3905 (c_parser_else_body): Same.
3906 (c_parser_if_statement): Same.
3907 (c_parser_switch_statement): Same.
3908 (c_parser_while_statement): Same.
3909 (c_parser_do_statement): Same.
3910 (c_parser_for_statement): Same.
3911 (c_parser_asm_statement): Same.
3912 (c_parser_conditional_expression): Same.
3913 (c_parser_binary_expression): Same.
3914 (c_parser_cast_expression): Same.
3915 (c_parser_unary_expression): Same.
3916 (c_parser_sizeof_expression): Same.
3917 (c_parser_alignof_expression): Same.
3918 (c_parser_postfix_expression): Same.
3919 (c_parser_expression): Same.
3920 (c_parser_objc_receiver): Same.
3921 (c_parser_omp_variable_list): Same.
3922 (c_parser_omp_structured_block): Same.
3923 (c_parser_omp_atomic): New argument.
3924 (c_parser_omp_barrier): Same.
3925 (c_parser_omp_critical): Same.
3926 (c_parser_omp_flush): Pass location on down.
3927 (c_parser_omp_for_loop): New argument.
3928 (c_parser_omp_for): Same.
3929 (c_parser_omp_master): Same.
3930 (c_parser_omp_ordered): Same.
3931 (c_parser_omp_sections_scope): Same.
3932 (c_parser_omp_sections): Same.
3933 (c_parser_omp_parallel): Same.
3934 (c_parser_omp_single): Same.
3935 (c_parser_omp_task): Same.
3936 (c_parser_omp_taskwait): Pass location on down.
3937 (c_parser_omp_construct): Same.
3938 (c_parser_omp_threadprivate): Same.
3939 * dwarf2asm.c, targhooks.c, optabs.c, tree.c, tree.h, target.h,
3940 builtins.c, omp-low.c, cgraphunit.c, tree-call-cdce.c,
3941 tree-ssa-alias.c, gimple-low.c, c-tree.h, expr.c, tree-parloops.c,
3942 c-decl.c, tree-eh.c, langhooks.c, function.c, stor-layout.c,
3943 c-typeck.c, gimplify.c, c-pragma.c, expmed.c, except.c, coverage.c,
3944 emit-rtl.c, cfgexpand.c, tree-mudflap.c, varasm.c, tree-nested.c,
3945 rtl.h, tree-inline.c, tree-profile.c, c-common.c, c-common.h,
3946 tree-switch-conversion.c, tree-cfg.c, ipa-struct-reorg.c, c-parser.c,
3947 config/i386/i386.c, stmt.c:
3948 Add location argument to the following function definitions and/or
3949 function calls: build_decl, objcp_start_struct, objcp_finish_struct,
3950 start_struct, finish_struct, PUSH_FIELD, create_artificial_label,
3951 cp_make_fname_decl, pushtag, implicitly_declare, c_make_fname_decl,
3952 build_compound_literal, parser_xref_tag, resolve_overloaded_builtin,
3953 do_case, c_finish_bc_stmt, build_compound_literal,
3954 build_function_call.
3955 * c-decl.c (build_compound_literal): Add location argument.
3956 Make all diagnostic calls use location.
3957 (start_struct): Same.
3958 (finish_struct): Same.
3960 (build_enumerator): Same.
3961 (start_function): Same.
3962 (grokdeclarator): Make all diagnostic calls use location.
3963 (store_parm_decls_oldstyle): Same.
3964 * c-typeck.c (build_function_call): Add location argument.
3965 Make all diagnostic calls use location.
3967 (c_finish_bc_stmt): Same.
3968 * tree-nested.c (get_trampoline_type): Add argument.
3969 Pass location to build_decl.
3970 (lookup_tramp_for_decl): Pass location to get_trampoline_type.
3971 * rtl.h (RTL_LOCATION): New.
3972 * c-common.c (c_add_case_label): Add location argument.
3973 Make all diagnostic calls use location.
3974 * c-common.h: Add location argument to make_fname_decl, do_case,
3975 c_add_case_label, build_function_call, resolve_overloaded_builtin.
3976 * c-parser.c (c_parser_enum_specifier): Rename ident_loc to enum_loc.
3977 Set it appropriately for every case. Pass enum_loc to start_enum
3978 call. Pass value_loc first to build_enumerator. Pass enum_loc to
3980 (c_parser_struct_or_union_specifier): Save location. Use it for
3981 start_struct, finish_struct, and parser_xref_tag.
3983 2009-06-12 Ian Lance Taylor <iant@google.com>
3985 * fold-const.c (fold_unary): Rename local variable and to and_expr.
3987 * c-opts.c (c_common_handle_option): For -Wc++-compat set
3988 cpp_opts->warn_cxx_operator_names.
3990 2009-06-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
3993 * tree-ssa-sccvn.c (visit_reference_op_load): If vn_reference_lookup
3994 is returns NULL and OP is a VCE, look through the VCE.
3996 2009-06-12 Ian Lance Taylor <iant@google.com>
3999 * collect2.c (main): Use CONST_CAST2 in code inside #if
4000 LINK_ELIMINATE_DUPLICATE_LDIRECTORIES.
4002 2009-06-12 Joey Ye <joey.ye@intel.com>
4005 * cfgexpand.c (get_decl_align_unit): Update
4006 max_used_stack_slot_alignment with align instead of
4007 stack_alignment_needed.
4009 * function.c (assign_stack_local_1): Update
4010 max_used_stack_slot_alignment with alignment_in_bits instead
4011 of stack_alignment_needed.
4012 (locate_and_pad_parm): Don't update max_used_stack_slot_alignment
4015 2009-06-12 Jakub Jelinek <jakub@redhat.com>
4017 * dwarf2out.c (last_var_location_insn): New variable.
4018 (dwarf2out_end_epilogue): Clear last_var_location_insn.
4019 (dwarf2out_var_location): Don't record anything after last real
4020 insn. Only change labels if there were any real instructions
4021 in between last note and this one, or if changed sections.
4023 2009-06-11 Richard Henderson <rth@redhat.com>
4025 * alpha.c (alpha_expand_prologue): Add a REF_CFA_REGISTER
4026 note when storing the frame pointer in a register.
4027 (FRP): Don't redefine to nothing for epilogue.
4028 (alpha_expand_epilogue): Mark register and sp restores.
4029 (unicosmk_gen_dsib): Don't mark weird frame pointer adjust.
4031 * config/alpha/alpha.c (alpha_emit_setcc): Fix test for
4032 when gen_lowpart is needed.
4034 2009-06-11 Richard Henderson <rth@redhat.com>
4036 * dwarf2out.c (def_cfa_1): Likewise for DW_CFA_cfa_offset.
4038 * dwarf2out.c (need_data_align_sf_opcode): New.
4039 (div_data_align): Move earlier.
4040 (def_cfa_1, reg_save): Use it.
4042 2009-06-11 H.J. Lu <hongjiu.lu@intel.com>
4044 * config/i386/i386.c (OPTION_MASK_ISA_CRC32_SET): New.
4045 (OPTION_MASK_ISA_CRC32_UNSET): Likewise.
4046 (ix86_handle_option): Handle OPT_mcrc32.
4047 (ix86_target_string): Add -mcrc32.
4048 (bdesc_args): Enable crc32 builtins with OPTION_MASK_ISA_CRC32.
4050 * config/i386/i386.h (TARGET_CRC32): New.
4052 * config/i386/i386.md (sse4_2_crc32<mode>): Also check TARGET_CRC32.
4053 (sse4_2_crc32di): Likewise.
4055 * config/i386/i386.opt (mcrc32): New.
4057 * doc/invoke.texi: Document -mcrc32.
4059 2009-06-11 Richard Henderson <rth@redhat.com>
4061 * common.opt (gdwarf-): Accept a version number.
4062 * doc/invoke.texi (gdwarf-): Update docs.
4063 * opth-gen.awk: Special case -gdwarf+ to OPT_gdwarfplus.
4064 * opts.c (common_handle_option) [OPT_gdwarf_]: Verify dwarf
4065 version level, and record it.
4067 * dwarf2.h (DW_CIE_VERSION): Remove.
4068 * dwarf2out.c (DWARF_VERSION): Remove.
4069 (add_fde_cfi): Skip DW_CFA_set_loc addition for dwarf3.
4070 (output_call_frame_info): Use CIE version 3 for dwarf3,
4071 or if the return register column is out of range for version 1.
4072 (dwarf_stack_op_name): Add all dwarf3 values.
4073 (DEBUG_PUBTYPES_SECTION): New.
4074 (size_of_die) [dw_val_class_die_ref]: Handle DW_FORM_ref_addr
4075 encoding change for dwarf3.
4076 (output_die) [dw_val_class_die_ref]: Likewise.
4077 (output_compilation_unit_header): Emit correct version for dwarf3.
4078 (output_line_info): Likewise.
4079 (output_pubnames): Update for DWARF_VERSION removal.
4080 (output_aranges): Likewise.
4081 (gen_subprogram_die): Emit DW_OP_call_frame_cfa if emitting dwarf3.
4082 (dwarf2out_init): Don't ifdef DEBUG_PUBTYPES_SECTION.
4083 (dwarf2out_finish): Likewise.
4085 2009-06-11 David Daney <ddaney@caviumnetworks.com>
4087 * system.h (gcc_assert, gcc_unreachable): Revert accidental commit
4090 2009-06-11 David Daney <ddaney@caviumnetworks.com>
4093 * doc/extend.texi ( __builtin_unreachable): Document new builtin.
4094 * builtins.c (expand_builtin_unreachable): New function.
4095 (expand_builtin): Handle BUILT_IN_UNREACHABLE case.
4096 * builtins.def (BUILT_IN_UNREACHABLE): Add new builtin.
4097 * cfgcleanup.c (try_optimize_cfg): Delete empty blocks with no
4099 * cfgrtl.c (rtl_verify_flow_info): Handle empty blocks when
4100 searching for missing barriers.
4102 2009-06-11 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
4104 * config/darwin.h (LINK_COMMAND_SPEC): Adjust spec to link libcov
4105 when -fprofile-generate* was passed.
4106 * config/darwin9.h (LINK_COMMAND_SPEC): Likewise.
4108 2009-06-11 Anthony Green <green@moxielogic.com>
4110 * config/moxie/moxie.md: Define length attribute for all instructions.
4112 (*b<cond:code>): Support limited branch ranges for new PC-relative
4113 branch instructions.
4114 * config/moxie/moxie.h (HAS_LONG_UNCOND_BRANCH): Define.
4116 2009-06-11 Jakub Jelinek <jakub@redhat.com>
4118 * config/i386/i386.c (min_insn_size): Use get_attr_length
4119 for normal insns other than TYPE_MULTI, TYPE_OTHER and TYPE_FCMP.
4122 * config/i386/i386.c (ix86_pad_returns): Use emit_jump_insn_before
4123 instead of emit_insn_before.
4125 2009-06-10 Ian Lance Taylor <iant@google.com>
4128 * graphite.c (add_conditions_to_domain): Change SWITCH_EXPR to
4131 2009-06-10 Revital Eres <eres@il.ibm.com>
4133 * passes.c (init_optimization_passes): Reschedule
4134 predictive-commoning pass before complete unroll pass.
4136 2009-06-10 Martin Jambor <mjambor@suse.cz>
4138 * cgraph.c (cgraph_node_can_be_local_p): New function.
4139 (cgraph_make_node_local): New function.
4140 * cgraph.h (cgraph_node_can_be_local_p): Declare.
4141 (cgraph_make_node_local): Declare.
4143 2009-06-10 Nathan Froyd <froydnj@codesourcery.com>
4145 * tree.h (tree_base): Add packed_flag and user_align fields.
4146 Decrease size of spare field.
4147 (TYPE_USER_ALIGN): Use user_align from tree_base.
4148 (DECL_USER_ALIGN): Likewise.
4149 (TYPE_PACKED): Use packed_flag from tree_base.
4150 (DECL_PACKED): Likewise.
4151 (tree_type): Delete packed_flag and user_align fields. Widen
4152 precision field. Widen mode field and shuffle fields to align
4153 mode on an 8-bit boundary.
4154 (tree_decl_common): Delete decl_flag_1 and user_align fields.
4155 Renumber decl_flag_* fields. Fix comments. Widen
4156 decl_common_unused field.
4157 (DECL_HAS_VALUE_EXPR_P): Adjust for renumbering of decl_flag_* fields.
4158 (DECL_EXTERNAL): Likewise.
4159 (DECL_BIT_FIELD): Likewise.
4160 (DECL_NONADDRESSABLE_P): Likewise.
4161 (TYPE_DECL_SUPRESS_DEBUG): Likewise.
4162 * config/arm/arm-modes.def (XImode): Make it an INT_MODE.
4164 2009-06-10 Ian Lance Taylor <iant@google.com>
4166 * vec.h (DEF_VEC_ALLOC_I): Use DEF_VEC_NONALLOC_FUNCS_I.
4167 (DEF_VEC_ALLOC_P): Use DEF_VEC_NONALLOC_FUNCS_P.
4168 (DEF_VEC_ALLOC_O): Use DEF_VEC_NONALLOC_FUNCS_O.
4169 (DEF_VEC_ALLOC_FUNC_P): Only define VEC_OP (T,A,alloc).
4170 (DEF_VEC_NONALLOC_FUNCS_P): New macro, broken out of old
4171 DEF_VEC_ALLOC_FUNC_P.
4172 (DEF_VEC_ALLOC_FUNC_O): Only define VEC_OP (T,A,alloc).
4173 (DEF_VEC_NONALLOC_FUNCS_O): New macro, broken out of old
4174 DEF_VEC_ALLOC_FUNC_O.
4175 (DEF_VEC_ALLOC_FUNC_I): Only define VEC_OP (T,A,alloc).
4176 (DEF_VEC_NONALLOC_FUNCS_I): New macro, broken out of old
4177 DEF_VEC_ALLOC_FUNC_I.
4178 (vec_stack_p_reserve, vec_stack_p_reserve_exact): Declare.
4179 (vec_stack_p_reserve_exact_1): Declare.
4180 (vec_stack_o_reserve, vec_stack_o_reserve_exact): Declare.
4181 (vec_stack_free): Declare.
4182 (VEC_stack_alloc): Define.
4183 (DEF_VEC_ALLOC_P_STACK, DEF_VEC_ALLOC_FUNC_P_STACK): Define.
4184 (DEF_VEC_ALLOC_O_STACK, DEF_VEC_ALLOC_FUNC_O_STACK): Define.
4185 (DEF_VEC_ALLOC_I_STACK, DEF_VEC_ALLOC_FUNC_I_STACK): Define.
4186 * vec.c (void_p): New type. Call DEF_VEC_P and DEF_VEC_ALLOC_P
4188 (stack_vecs): New static variable.
4189 (vec_stack_p_reserve_exact_1): New function.
4190 (vec_stack_o_reserve_1): New static function.
4191 (vec_stack_p_reserve, vec_stack_p_reserve_exact): New functions.
4192 (vec_stack_o_reserve, vec_stack_o_reserve_exact): New functions.
4193 (vec_stack_free): New function.
4194 * df-scan.c (df_ref): Use DEF_VEC_P and DEF_VEC_ALLOC_P_STACK.
4195 (VEC_df_ref_stack_alloc): Define.
4196 (df_mw_hardreg_ptr): New type. Use DEF_VEC_P and
4197 DEF_VEC_ALLOC_P_STACK.
4198 (VEC_df_mw_hardreg_ptr_stack_alloc): Define.
4199 (struct df_collection_rec): Change _vec fields to VEC. Remove
4201 (df_free_collection_rec): Adjust for new fields.
4202 (df_insn_rescan): Use new df_collection_rec fields.
4203 (df_notes_rescan, df_canonize_collection_rec): Likewise.
4204 (df_ref_create_structure, df_ref_record): Likewise.
4205 (df_get_conditional_uses, df_get_call_refs): Likewise.
4206 (df_insn_refs_collect, df_bb_refs_collect): Likewise.
4207 (df_bb_refs_record, df_record_entry_block_defs): Likewise.
4208 (df_record_exit_block_uses, df_bb_verify): Likewise.
4209 (df_swap_refs): Change ref_vec parameter to VEC. Change all callers.
4210 (df_sort_and_compress_refs): Change ref_vec parameter to VEC.
4211 Remove count parameter. Change return type to void. Change all
4213 (df_sort_and_compress_mws): Change mw_vec parameter to VEC.
4214 Remove count parameter. Change return type to void. Change all
4216 (df_install_refs): Change old_vec parameter to VEC. Remove count
4217 parameter. Change all callers.
4218 (df_install_mws): Change old_vec parameter to VEC. Remove count
4219 parameter. Change all callers.
4220 (df_refs_verify): Change new_rec parameter to VEC. Change call
4222 (df_mws_verify): Likewise.
4224 2009-06-10 Alexandre Oliva <aoliva@redhat.com>
4226 * gcc.c (compare_files): Cast munmap argumento to caddr_t.
4228 2009-06-10 H.J. Lu <hongjiu.lu@intel.com>
4230 * doc/extend.texi: Add description for __builtin_ia32_crc32di.
4232 2009-06-10 Anthony Green <green@moxielogic.com>
4234 * config/moxie/crti.asm: New file.
4235 * config/moxie/crtn.asm: New file.
4236 * config/moxie/moxie.c: New file.
4237 * config/moxie/moxie.h: New file.
4238 * config/moxie/sfp-machine.h: New file.
4239 * config/moxie/moxie-protos.h: New file.
4240 * config/moxie/t-moxie: Created.
4241 * config/moxie/t-moxie-softfp: Created.
4242 * config/moxie/moxie.md: Created.
4243 * config/moxie/constraints.md: Created.
4244 * config.gcc: Add moxie support.
4245 * doc/md.texi (Machine Constraints): Add moxie constraints.
4246 * doc/contrib.texi (Contributors): Mention moxie port.
4247 * doc/install.texi (Specific): Mention the moxie port.
4249 2009-06-09 Ian Lance Taylor <iant@google.com>
4251 * system.h (HAVE_DESIGNATED_INITIALIZERS): Don't define if
4253 * optabs.c (optab_table): Only use designated initializers if
4254 HAVE_DESIGNATED_INITIALIZERS is defined.
4255 (convert_optab_table): Likewise.
4256 (init_optabs): Always call init_insn_codes if
4257 HAVE_DESIGNATED_INITIALIZERS is not defined.
4259 2009-06-09 Ian Lance Taylor <iant@google.com>
4261 * targhooks.c (default_builtin_vectorized_function): Change fn
4262 parameter to unsigned int.
4263 (default_builtin_vectorized_conversion): Change code parameter to
4265 (default_builtin_reciprocal): Change fn parameter to unsigned int.
4266 * targhooks.h: Update declarations.
4267 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Change code
4268 parameter to unsigned int.
4270 * c-typeck.c (comptypes_check_enum_int): New static function.
4271 (comptypes_internal): Add enum_and_int_p parameter. Change all
4273 (comp_target_types): Add location parameter. Change all callers.
4274 (tagged_types_tu_compatible_p): Add enum_and_int_p parameter.
4276 (function_types_compatible_p, type_lists_compatible_p): Likewise.
4277 (build_conditional_expr): Add colon_loc parameter. Change all
4279 (convert_for_assignment): Add location parameter. Change all callers.
4280 * c-parser.c (c_parser_conditional_expression): Pass location of
4281 colon to build_conditional_expr.
4282 * c-tree.h (build_conditional_expr): Update declaration.
4284 2009-06-09 Sebastian Pop <sebastian.pop@amd.com>
4286 * graphite.c: Revert previous patch.
4288 2009-06-09 Sebastian Pop <sebastian.pop@amd.com>
4291 * graphite.c: Remove pragma GCC diagnostic warning "-Wc++-compat".
4293 2009-06-09 Ghassan Shobaki <ghassan.shobaki@amd.com>
4295 * tree-ssa-loop-prefetch.c
4296 (loop_prefetch_arrays): Fixed a portability problem in printf format
4299 2009-06-09 Martin Jambor <mjambor@suse.cz>
4301 PR tree-optimization/40351
4302 * tree-sra.c (propagate_subacesses_accross_link): Check that a
4303 refrence to a potential artifical subaccess can be constructed.
4305 2009-06-08 Kaz Kojima <kkojima@gcc.gnu.org>
4307 * config/sh/sh-protos.h (sh_optimization_options): Declare.
4308 (sh_override_options): Likewise.
4309 * config/sh/sh.c: Include params.h.
4310 (sh_optimization_options): New.
4311 (sh_override_options): Likewise.
4312 * config/sh/sh.c (OPTIMIZATION_OPTIONS): Use sh_optimization_options.
4313 (OVERRIDE_OPTIONS): Use sh_override_options.
4315 2009-06-08 Jakub Jelinek <jakub@redhat.com>
4317 * dwarf2out.c (emit_cfa_remember): New variable.
4318 (add_fde_cfi): If emit_cfa_remember, recurse to add
4319 DW_CFA_remember_state first.
4320 (dwarf2out_begin_epilogue): Don't add_fde_cfi DW_CFA_remember_state,
4321 instead just set emit_cfa_remember.
4323 2009-06-08 Jan Hubicka <jh@suse.cz>
4326 * dwarf2out.c (dwarf2out_abstract_function): Free decl_loc_table.
4328 2009-06-08 Jan Hubicka <jh@suse.cz>
4331 * cgraphunit.c (save_inline_function_body): Do not copy transform
4332 hooks for saved inline bodies.
4333 * ipa-passes.c (do_per_function): Do not add the hoks multiple times
4336 2009-06-08 Adam Nemet <anemet@caviumnetworks.com>
4338 * jump.c (returnjump_p): Handle delayed branches. Add missing
4341 2009-06-08 Jan Hubicka <jh@suse.cz>
4344 * cgraph.c (cgraph_create_edge_including_clones): Also asume that the
4345 original node might've been modified.
4346 * tree-inline.c (copy_bb): Do not assume that all clones are the same.
4348 2009-06-08 Jakub Jelinek <jakub@redhat.com>
4350 * tree-object-size.c (addr_object_size): Add OSI argument.
4351 Handle also INDIRECT_REF with SSA_NAME inside of it as base address.
4352 (compute_builtin_object_size, expr_object_size): Adjust callers.
4353 (plus_stmt_object_size): Call addr_object_size instead of
4354 compute_builtin_object_size.
4356 2009-06-08 Ghassan Shobaki <ghassan.shobaki@amd.com>
4357 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
4359 * tree-ssa-loop-prefetch.c
4360 (gather_memory_references): Introduced a counter for the number of
4362 (anything_to_prefetch_p): Introduced a counter for the number of
4364 (is_loop_prefetching_profitable): New function with a cost model
4366 (loop_prefetch_arrays): Use the new cost model to determine if
4367 prefetching is profitable.
4368 * params.def (MIN_INSN_TO_PREFETCH_RATIO,
4369 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
4370 * params.h (MIN_INSN_TO_PREFETCH_RATIO,
4371 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
4372 * doc/invoke.texi (MIN_INSN_TO_PREFETCH_RATIO,
4373 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
4375 2009-06-08 Michael Matz <matz@suse.de>
4378 * cfgexpand.c (set_rtl): Store place also in DECL_RTL, if all
4379 partitions use the same.
4380 (expand_one_var): Deal with DECL_RTL sometimes begin set also
4381 for basevars of SSA_NAMEs.
4382 (expand_used_vars): Reset TREE_USED for basevars of SSA_NAMEs,
4383 to not expand them twice.
4384 (gimple_expand_cfg): Clear DECL_RTL for those decls that have
4387 2009-06-08 Alexandre Oliva <aoliva@redhat.com>
4389 * common.opt (fcompare-debug=, fcompare-debug-second): New.
4390 (fdump-final-insns=, gtoggle): New.
4391 * doc/invoke.texi: Document them.
4392 * final.c (rest_of_clean_state): Dump final insn stream.
4393 * gcc.c (invoke_as): Hook in -fcompare-debug.
4394 (static_spec_functions): Add compare-debug-dump-opt,
4395 compare-debug-self-opt and compare-debug-auxbase-opt.
4396 (compare_debug, compare_debug_second, compare_debug_opt): New.
4397 (switches_debug_check, n_switches_debug_check): New.
4398 (debug_auxbase_opt, debug_check_temp_file): New.
4399 (process_command): Handle -fno-compare-debug, -fcompare-debug and
4401 (do_self_spec): Handle arguments after switches.
4402 (do_spec_1): Add .gk extension to temp file basenames for compare.
4403 (check_live_switch): Take SWITCH_IGNORE into account, and earlier.
4404 (cc1_options): Use it instead of normal auxbase computation for
4405 the second compare-debug compilation.
4406 (compare_files): New.
4407 (main): Set up and implement compare debug mode.
4408 (compare_debug_dump_opt_spec_function): New.
4409 (compare_debug_self_opt_spec_function): New.
4410 (compare_debug_auxbase_opt_spec_function): New.
4411 * toplev.c (process_options): Handle flag_gtoggle,
4412 flag_dump_final_insns.
4413 * coverage.c (coverage_begin_output): Don't overwrite .gcno file
4414 during -fcompare-debug-second compilation.
4416 2009-06-07 Ian Lance Taylor <iant@google.com>
4418 * dwarf2.h (enum dwarf_location_atom): Add INTERNAL_DW_OP_tls_addr.
4419 * dwarf2out.c (INTERNAL_DW_OP_tls_addr): Don't #define.
4421 * c-common.c (c_do_switch_warnings): Don't exit early for -Wswitch
4422 with no default node. Change warning with %H to warning_at.
4423 Don't clear warn_switch around case checking.
4424 * doc/invoke.texi (Warning Options): Clarify distinction between
4425 -Wswitch and -Wswitch-enum.
4427 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
4429 * tree-pass.h (TODO_update_ssa_any): Document internal use only.
4431 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
4433 * gbl-ctors.h: Add header guard.
4435 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
4437 * tree-flow.h (make_value_handle, set_value_handle, sort_vuses,
4438 sort_vuses_heap, vn_lookup_or_add, vn_lookup_or_add_with_stmt,
4439 vn_lookup_or_add_with_vuses, vn_add, vn_add_with_vuses,
4440 vn_lookup_with_stmt, vn_lookup, vn_lookup_with_vuses): Remove
4441 prototypes for removed functions.
4442 (expressions_equal_p): Move to ...
4443 * tree-ssa-sccvn.h: ... here and ...
4444 * matrix-reorg.c: ... adjust includes.
4446 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
4448 * ipa-struct-reorg.c (do_reorg_1): Fix whitespace in dump output.
4450 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
4452 * c-decl.c (finish_decl): Use bool for variable was_incomplete.
4453 (finish_function): Remove erroneous whitespace.
4455 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
4457 * tree-cfg.c (gimple_merge_blocks): Commentary typo fix.
4458 (verify_stmts): Print statement who's gimple_bb is set to a wrong BB
4460 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
4462 * errors.c (internal_error): Commentary typo fix.
4463 * gimple-iterator.c (gsi_insert_seq_on_edge): Ditto.
4464 * tree-ssa-pre.c: Ditto.
4466 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
4468 * basic-block.h (ENTRY_BLOCK, EXIT_BLOCK): Document that neither of
4469 them is supposed to hold actual statements.
4471 2009-06-06 Ian Lance Taylor <iant@google.com>
4473 * doc/extend.texi (Attribute Syntax): Document that C++ labels on
4474 empty statements can now have attributes.
4476 2009-06-05 Shujing Zhao <pearly.zhao@oracle.com>
4478 * config/mips/mips.c: Use REG_P and CONST_INT_P where applicable.
4479 * config/mips/mips.md: Ditto.
4481 2009-06-05 Nathan Froyd <froydnj@codesourcery.com>
4483 * config/rs6000/eabi.asm (__eabi_convert): Don't define if
4485 (__eabi_uconvert): Likewise.
4487 2009-06-05 Nathan Froyd <froydnj@codesourcery.com>
4489 * config/rs6000/ppc-asm.h: Protect auto-host.h inclusion and
4490 CFI_* definitions with IN_GCC.
4492 2009-06-05 David Edelsohn <edelsohn@gnu.org>
4494 * xcoffout.h (xcoffout_source_line): Update prototype.
4496 2009-06-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4498 * builtins.c (do_mpc_ckconv, do_mpc_arg1): Use
4499 mpc_realref/mpc_imagref instead of MPC_RE/MPC_IM.
4501 2009-06-05 Jakub Jelinek <jakub@redhat.com>
4504 * tree-ssa-live.c (remove_unused_scope_block_p): Don't prune
4505 inlined_function_outer_scope_p blocks for artificial inlines
4507 * tree.c (tree_nonartificial_location): Rewrite using
4508 block_nonartificial_location.
4510 2009-06-05 Revital Eres <eres@il.ibm.com>
4511 Leehod Baruch <leehod@il.ibm.com>
4513 * expr.c (expand_assignment): Expand MISALIGNED_INDIRECT_REF.
4514 (expand_expr_real_1): Remove comment.
4515 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
4516 Vectorize misaligned access when the target supports it.
4517 (vect_supportable_dr_alignment): Check for unaligned access support.
4518 * tree-vect-stmts.c (vectorizable_store): Generate misaligned store
4521 2009-06-05 Julian Brown <julian@codesourcery.com>
4523 * config/arm/ieee754-df.S (cmpdf2): Avoid writing below SP.
4524 * config/arm/ieee754-sf.S (cmpsf2): Likewise.
4526 2009-06-05 Richard Guenther <rguenther@suse.de>
4529 * dwarf2out.c (dwarf2out_begin_function): Mark discriminator
4532 2009-06-05 Jakub Jelinek <jakub@redhat.com>
4534 * config/s390/s390.c (global_not_special_regno_p): New static inline.
4535 (save_gprs): Don't tell unwinder when a global register is saved.
4536 (s390_emit_epilogue): Emit needed epilogue unwind info.
4538 2009-06-05 Alexandre Oliva <aoliva@redhat.com>
4540 * dwarf2out.c (deferred_asm_name): New.
4541 (add_name_and_src_coords_attributes): Defer creation of
4542 DW_AT_MIPS_linkage_name attribute if DECL_ASSEMBLER_NAME was not
4544 (move_linkage_attr): New.
4545 (dwarf2out_finish): Revisit deferrals and emit attributes at the
4548 2009-06-05 Alexandre Oliva <aoliva@redhat.com>
4550 * tree-nested.c (finalize_nesting_tree_1): Declare the
4551 frame_decl in the binding tree.
4553 2009-06-04 Cary Coutant <ccoutant@google.com>
4555 * basic-block.h (struct basic_block_def): Add discriminator field.
4556 * dbxout.c (dbxout_source_line): Add new parameter. Change all
4558 * debug.c (do_nothing_debug_hooks): Add additional entry.
4559 (debug_nothing_int_charstar_int): New function.
4560 * debug.h (struct gcc_debug_hooks): Add parameter to source_line hook.
4561 (debug_nothing_int_charstar_int): New declaration.
4562 * dwarf2out.c (dwarf2out_source_line): Add new parameter. Write
4563 discriminator value in .loc directive.
4564 * final.c (last_discriminator): New variable.
4565 (discriminator): New variable.
4566 (final_start_function): Initialize above variables, pass current
4567 discriminator to debug hook.
4568 (notice_source_line): Check for discriminator change.
4569 * gimple-pretty-print.c (dump_bb_header): Print discriminator value.
4570 * sdbout.c (sdbout_source_line): New parameter.
4571 * tree-cfg.c (struct locus_discrim_map): New structure type.
4572 (discriminator_per_locus): New hash table.
4573 (build_gimple_cfg): Allocate and free discriminator hash table.
4574 (make_edges): Call assign_discriminator.
4575 (locus_map_hash): New function.
4576 (locus_map_eq): New function.
4577 (next_discriminator_for_locus): New function.
4578 (same_line_p): New function.
4579 (assign_discriminator): New function.
4580 (make_cond_expr_edges): Call assign_discriminator.
4581 (make_gimple_switch_edges): Likewise.
4582 (first_non_label_stmt): New function.
4583 * vmsdbgout.c (vmsdbgout_source_line): Add new parameter. Change
4585 * xcoffout.c (xcoffout_source_line): Add new parameter.
4587 * configure.ac (gcc_cv_as_discriminator): New configury check for
4588 gas support for discriminator.
4589 * configure: Regenerate.
4590 * config.in: Regenerate.
4592 2009-06-04 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
4594 * config/arm/arm.c (thumb2_legitimate_index_p): Initialize
4595 val after checking for integers.
4597 2009-06-04 Uros Bizjak <ubizjak@gmail.com>
4599 * config/i386/i386.h (X86_64_MS_REGPARM_MAX): Rename from
4601 (REGPARM_MAX): Use X86_64_MS_REGPARM_MAX.
4602 (X86_64_MS_SSE_REGPARM_MAX): Rename from X64_SSE_REGPARM_MAX.
4603 (SSE_REGPARM_MAX): Use X86_64_MS_SSE_REGPARM_MAX.
4604 * config/i386/i386.c: Use X86_64_MS_REGPARM_MAX instead of
4605 X64_REGPARM_MAX. Use X86_64_MS_SSE_REGPARM_MAX instead of
4606 X64_SSE_REGPARM_MAX.
4607 * config/i386/i386.md: Use X86_64_MS_SSE_REGPARM_MAX instead of
4608 X64_SSE_REGPARM_MAX.
4610 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
4612 * gcc.c (report_times_to_file): New.
4613 (execute): Implement it.
4614 (process_command): Support -time=.
4615 * doc/invoke.texi: Document it.
4617 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
4619 * tree-ssa-live.c (remove_unused_scope_block_p): Keep variables
4620 that have value exprs.
4622 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
4624 * dwarf2asm.c (dw2_force_const_mem): Defer creation of
4625 declarations for constants until...
4626 (dw2_output_indirect_constant_1): ... this point.
4628 2009-06-04 Richard Earnshaw <rearnsha@arm.com>
4631 * arm.md (arm_addsi3): Don't try to split an add with an
4632 eliminable register until after reload has completed.
4634 2009-06-03 Ian Lance Taylor <iant@google.com>
4636 * dummy-checksum.c (executable_checksum): Use EXPORTED_CONST.
4637 * genattrtab.c (write_length_unit_log): Likewise.
4638 * genchecksum.c (dosum): Likewise.
4639 * gengtype.c (write_rtx_next): Likewise.
4640 (finish_root_table, write_roots): Likewise.
4641 * gimple.c (gimple_ops_offset_): Likewise.
4642 * tree-nomudflap.c (gt_ggc_r_gt_tree_mudflap_h): Likewise.
4643 * config/arc/arc.c (arc_attribute_table): Likewise.
4644 * config/arm/arm.c (arm_attribute_table): Likewise.
4645 * config/avr/avr.c (avr_attribute_table): Likewise.
4646 * config/crx/crx.c (crx_attribute_table): Likewise.
4647 * config/m32r/m32r.c (m32r_attribute_table): Likewise.
4648 * config/m68hc11/m68hc11.c (m68hc11_attribute_table): Likewise.
4649 * config/mcore/mcore.c (mcore_attribute_table): Likewise.
4650 * config/rs6000/rs6000.c (rs6000_attribute_table): Likewise.
4651 * config/sh/sh.c (sh_attribute_table): Likewise.
4652 * config/sparc/sparc.c (sparc_attribute_table): Likewise.
4653 * config/spu/spu.c (spu_attribute_table): Likewise.
4654 * config/v850/v850.c (v850_attribute_table): Likewise.
4656 * config/alpha/alpha.c (vms_attribute_table): Make static.
4657 * config/bfin/bfin.c (bfin_attribute_table): Likewise.
4658 * config/h8300/h8300.c (h8300_attribute_table): Likewise.
4659 * config/mips/mips.c (mips_attribute_table): Likewise.
4661 * Makefile.in (dummy-checksum.o): Depend upon $(CONFIG_H) and
4663 (cc1-checksum.o): Likewise.
4665 2009-06-03 Steve Ellcey <sje@cup.hp.com>
4667 * config/ia64/vect.md (*movv2sf_internal): Handle big endian case.
4669 2009-06-03 Jakub Jelinek <jakub@redhat.com>
4671 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Return generated
4672 insn if it is changing sp. Use gen_add3_insn instead of
4673 conditionally gen_addsi3 and gen_adddi3.
4674 (offset_below_red_zone_p): New static inline function.
4675 (rs6000_emit_epilogue): Emit needed epilogue unwind info.
4676 Use gen_add3_insn instead of conditionally gen_addsi3 and gen_adddi3.
4677 * config/rs6000/ppc-asm.h: Include auto-host.h.
4678 (CFI_STARTPROC, CFI_ENDPROC, CFI_DEF_CFA_REGISTER, CFI_OFFSET,
4679 CFI_RESTORE): Define.
4680 * config/rs6000/crtresxgpr.asm: Add unwind info.
4681 * config/rs6000/crtresxfpr.asm: Likewise.
4682 * config/rs6000/crtresgpr.asm: Likewise.
4683 * config/rs6000/crtresfpr.asm: Likewise.
4684 * config/rs6000/crtsavgpr.asm: Likewise.
4685 * config/rs6000/crtsavfpr.asm: Likewise.
4687 * dwarf2out.c (output_cfi_directive): Pass 1 instead of 0 to second
4688 argument of DWARF2_FRAME_REG_OUT macros.
4690 2009-06-03 Julian Brown <julian@codesourcery.com>
4692 * config/arm/arm.c (arm_hard_regno_mode_ok): Permit values of four
4693 words or less (including TImode) in core registers.
4695 2009-06-03 Richard Guenther <rguenther@suse.de>
4698 * fold-const.c (fold_convert): Fold the build COMPLEX_EXPR.
4700 2009-06-03 Andrey Belevantsev <abel@ispras.ru>
4702 * statistics.c (statistics_counter_event): Do not record event
4703 in pass dump if its number == -1.
4704 (curr_statistics_hash): Add assert that we never get passes
4705 with static number == -1.
4707 2009-06-03 Richard Guenther <rguenther@suse.de>
4708 Andrey Belevantsev <abel@ispras.ru>
4710 * cfgexpand.c (discover_nonconstant_array_refs_r): Make only
4711 non-BLKmode arrays addressable.
4713 2009-06-03 Maxim Kuvyrkov <maxim@codesourcery.com>
4715 * config/m68k/linux.h (HAVE_GAS_BALIGN_AND_P2ALIGN): Move to ...
4716 * config/m68k/m68k.h: ... here.
4717 * testsuite/gcc.dg/falign-labels.c (dg-options): Don't restrict for
4720 2009-06-03 Martin Jambor <mjambor@suse.cz>
4722 PR tree-optimization/40323
4723 * ipa-prop.c (get_ssa_def_if_simple_copy): Break if not single
4726 2009-06-03 Richard Guenther <rguenther@suse.de>
4728 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Use DECL_SIZE
4731 2009-06-03 Shujing Zhao <pearly.zhao@oracle.com>
4733 * config/sh/predicates.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
4734 JUMP_P, CALL_P, NONJUMP_INSN_P, NOTE_P, BARRIER_P and
4735 JUMP_TABLE_DATA_P where applicable.
4736 * config/sh/sh.c: Ditto.
4737 * config/sh/sh.h: Ditto.
4738 * config/sh/sh.md: Ditto.
4739 * config/sh/symbian.c: Ditto.
4741 2009-06-03 Uros Bizjak <ubizjak@gmail.com>
4743 * config/i386/driver-i386.c (describe_cache): Optimize
4744 concatenation of strings. Use snprintf instead of sprintf.
4745 (host_detect_local_cpu): Ditto. Ignore -march and -mtune for native
4746 target when not compiling with GCC.
4748 2009-06-02 Kaz Kojima <kkojima@gcc.gnu.org>
4750 * config/sh/sh.c: Revert last change.
4751 (sh_expand_epilogue): Emit a blockage insn before the frame
4752 pointer adjustment unconditionally.
4754 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
4756 * config/pa/pa-hpux.h (LINK_SPEC): Remove "%<fwhole-program".
4757 * config/pa/pa-hpux10.h (LINK_SPEC): Likewise.
4758 * config/pa/pa-hpux11.h (LINK_SPEC): Likewise.
4759 * gcc.c (set_collect_gcc_options): Don't add -fwhole-program
4760 to COLLECT_GCC_OPTIONS.
4762 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
4764 * collect2.c (target_system_root): New variable.
4765 (main): Handle --sysroot=.
4766 (ignore_library): Strip the sysroot from the library path.
4768 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
4770 * Makefile.in (COLLECT2_OBJS): Add collect2-aix.o.
4771 (collect2.o): Depend on collect2-aix.h.
4772 (collect2-aix.o): New rule.
4773 * collect2-aix.h: New file.
4774 * collect2-aix.c: Likewise.
4775 * collect2.c: Include collect2-aix.h. Don't undefine
4776 OBJECT_FORMAT_COFF if CROSS_AIX_SUPPORT is defined.
4777 Guard native includes with #ifndef CROSS_DIRECTORY_STRUCTURE.
4778 Use TARGET_AIX_VERSION instead of _AIX51.
4779 * config/rs6000/aix43.h (TARGET_AIX_VERSION): Define.
4780 * config/rs6000/aix51.h (TARGET_AIX_VERSION): Likewise.
4781 * config/rs6000/aix52.h (TARGET_AIX_VERSION): Likewise.
4782 * config/rs6000/aix53.h (TARGET_AIX_VERSION): Likewise.
4783 * config/rs6000/aix61.h (TARGET_AIX_VERSION): Likewise.
4785 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
4787 * collect2.c (ignore_library): Avoid premature post-increment
4790 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
4792 * Makefile.in (libgcc.mvars): Add TARGET_SYSTEM_ROOT.
4793 * config/rs6000/aix.h (LINK_SYSCALLS_SPEC): Add %R to the
4794 !CROSS_DIRECTORY_STRUCTURE alternative and use it for
4795 CROSS_DIRECTORY_STRUCTURE too.
4796 (LINK_LIBG_SPEC): Likewise.
4797 (LIB_SPEC): Add %R to sysroot paths.
4798 * config/rs6000/aix43.h (CPP_SPEC): Add %R to sysroot paths.
4799 (CPLUSPLUS_CPP_SPEC, LIB_SPEC): Likewise.
4800 * config/rs6000/aix51.h: As for aix43.h.
4801 * config/rs6000/aix52.h: Likewise.
4802 * config/rs6000/aix53.h: Likewise.
4803 * config/rs6000/aix61.h: Likewise.
4804 * config/rs6000/t-aix52 (SHLIB_LINK): Add $(TARGET_SYSTEM_ROOT)
4805 to the beginning of sysroot paths.
4807 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
4809 * print_rtl (print_rtx): Don't print modes in EXPR_LISTs and
4810 INSN_LISTs that are out of the REG_NOTE range.
4812 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
4814 * loop-unroll.c (struct iv_to_split): Add pointer to next.
4815 (struct var_to_expand): Likewise.
4816 (struct opt_info): Add head and tail for linked lists of the above.
4817 (analyze_insn_to_expand_var): Initialize next.
4818 (analyze_iv_to_split_insn): Likewise.
4819 (analyze_insns_in_loop): Create linked lists.
4820 (allocate_basic_variable): Simplify for use without hash table.
4821 (insert_var_expansion_initialization): Likewise, make it type-safer.
4822 (combine_var_copies_in_loop_exit): Likewise.
4823 (apply_opt_in_copies): Walk lists rather than hash tables.
4824 (release_var_copies): Simplified and inlined by hand into...
4825 (free_opt_info): ... this function.
4827 2009-06-02 Richard Guenther <rguenther@suse.de>
4829 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Use DECL_SIZE
4832 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
4834 * cfgexpand.c (gimple_expand_cfg): Discard the source location
4835 only for builtins that are not overridden.
4837 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
4839 * gengtype.c (adjust_field_rtx_def): Add NOTE_INSN_DELETED_LABEL's
4842 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
4844 * df-core.c (df_ref_debug): Honor -fdump-noaddr.
4846 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
4848 * combine.c (move_deaths): Compare LUIDs within the same BB only.
4850 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
4852 * common.opt (fdump-unnumbered-links): New.
4853 * doc/invoke.texi (-fdump-unnumbered-links): Document it.
4854 * print-rtl.c (flag_dump_unnumbered_links): New.
4855 (print_rtx): Test it.
4857 2009-06-02 Richard Earnshaw <rearnsha@arm.com>
4859 * arm.c (arm_get_frame_offsets): Prefer using r3 for padding a
4860 push/pop multiple to 8-byte alignment.
4862 2009-06-01 Jakub Jelinek <jakub@redhat.com>
4864 * config/i386/i386.c (queued_cfa_restores): New static variable.
4865 (ix86_add_cfa_restore_note, ix86_add_queued_cfa_restore_notes): New
4867 (pro_epilogue_adjust_stack): Call ix86_add_queued_cfa_restore_notes.
4868 (ix86_emit_restore_reg_using_pop): Add RED_OFFSET argument.
4869 Set RTX_FRAME_RELATED_P immediately after adding a REG_CFA_* note.
4870 Call ix86_add_cfa_restore_note instead of adding REG_CFA_OFFSET
4871 note unconditionally.
4872 (ix86_emit_restore_regs_using_mov): Likewise.
4873 (ix86_emit_restore_sse_regs_using_mov): Likewise.
4874 (ix86_emit_restore_regs_using_pop): Add RED_OFFSET argument, pass
4875 it through to ix86_emit_restore_reg_using_pop.
4876 (ix86_emit_leave): Add RED_OFFSET argument. Call
4877 ix86_add_queued_cfa_restore_notes. Call ix86_add_cfa_restore_note
4878 instead of adding REG_CFA_OFFSET note unconditionally.
4879 (ix86_expand_epilogue): Compute RED_OFFSET, pass it down to
4880 the above functions. Call ix86_add_queued_cfa_restore_notes when
4883 * dwarf2out.c (dwarf2out_cfi_label): Add FORCE argument, if true,
4884 force output of the label even for dwarf2out_do_cfi_asm.
4885 (add_fde_cfi): If -g2 and above and cfi might change CFA,
4886 force creation of CFI label and chain DW_CFA_set_loc jumping to it
4887 for convert_cfa_to_fb_loc_list. Adjust other dwarf2out_cfi_label
4889 (dwarf2out_stack_adjust, dwarf2out_frame_debug,
4890 dwarf2out_begin_epilogue, dwarf2out_frame_debug_restore_state): Adjust
4891 dwarf2out_cfi_label callers.
4892 * tree.h (dwarf2out_cfi_label): Adjust prototype.
4893 * config/arm/arm.c (thumb_pushpop, thumb1_output_function_prologue):
4894 Adjust dwarf2out_cfi_label callers.
4895 * config/vax/vax.c (vax_output_function_prologue): Likewise.
4897 * config/i386/i386.h (struct machine_cfa_state,
4898 struct machine_function): Guard with ifndef USED_FOR_TARGET
4899 instead of not IN_LIBGCC2 and not in IN_TARGET_LIBS.
4902 * emutls.c (__emutls_get_address): Change arr->size to mean number
4903 of allocated arr->data entries instead of # of slots + 1.
4906 * recog.c (peep2_reinit_state): New function.
4907 (peephole2_init_state): Use it at the end of a basic block and also
4908 when seeing a RTX_FRAME_RELATED_P insn.
4910 2009-06-01 Steve Ellcey <sje@cup.hp.com>
4912 * ia64.md (floatdirf2, fix_truncrfdi, floatunsdirf,
4913 fixuns_truncrfdi2): New.
4914 (fix_truncxfdi2_alts, fixuns_truncxfdi2_alts,
4915 *nmaddsf4_alts, *nmadddf4_alts, *nmadddf4_truncsf_alts,
4916 *mulxf3_alts, *mulxf3_truncsf_alts, *mulxf3_truncdf_alts,
4917 *maddxf4_alts, *maddxf4_alts_truncsf, *maddxf4_alts_truncdf,
4918 *nmaddxf4_alts, *nmaddxf4_truncsf_alts, *nmaddxf4_truncdf_alts,
4919 *recip_approx): Remove.
4920 (divsi3 modsi3, udivsi3, umodsi3, divsi3_internal, divdi3,
4921 moddi3, udivdi3, umoddi3, divdi3_internal_lat, divdi3_internal_thr,
4922 divsf3, sqrtsf2, divdf3, sqrtdf2, divxf3, sqrtxf2): Modify and
4924 * div.md (fix_truncrfdi2_alts, fixuns_truncrfdi2_alt,
4927 2009-06-01 Ian Lance Taylor <iant@google.com>
4929 * attribs.c (register_attribute): Use CONST_CAST.
4930 * collect2.c (main): Use CONST_CAST2.
4931 (scan_prog_file): Likewise.
4932 * gcc.c (process_command, main): Likewise.
4933 * toplev.c (toplev_main): Likewise.
4935 * c-typeck.c (handle_warn_cast_qual): New static function,
4936 partially broken out of build_c_cast.
4937 (build_c_cast): Call handle_warn_cast_qual.
4938 * doc/invoke.texi (Warning Options): Document new effect of
4941 2009-06-01 Aldy Hernandez <aldyh@redhat.com>
4943 * diagnostic.c (diagnostic_build_prefix): Always print columns.
4944 (diagnostic_report_current_module): Print columns.
4945 * common.opt (flag_show_column): Enable by default.
4947 2009-06-01 Luis Machado <luisgpm@br.ibm.com>
4949 * alias.c (find_base_term): Check for NULL term before returning.
4951 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
4953 Revert due to PR40320:
4954 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
4955 * calls.c (emit_library_call_value_1): Don't force_operand for move
4958 2009-06-01 Olivier Hainque <hainque@adacore.com>
4959 Eric Botcazou <ebotcazou@adacore.com>
4961 * tree.h (CONSTRUCTOR_BITFIELD_P): True if NODE, a FIELD_DECL, is
4962 to be processed as a bitfield for constructor output purposes.
4963 * output.h (initializer_constant_valid_for_bitfield_p): Declare
4965 * varasm.c (oc_local_state): New type, output_constructor
4966 local state to support communication with helpers.
4967 (oc_outer_state): New type, output_constructor outer state of
4968 relevance in recursive calls.
4969 (output_constructor_array_range): New output_constructor helper,
4970 extracted code for an array range element.
4971 (output_constructor_regular_field): New output_constructor helper,
4972 extracted code for an element that is not a bitfield.
4973 (output_constructor_bitfield): New output_constructor helper,
4974 extracted code for a bitfield element. Accept an OUTER state
4975 argument for recursive processing. Recurse on record or array
4976 CONSTRUCTOR values, possibly past noop conversions.
4977 (initializer_constant_valid_for_bitfield_p): New predicate. Whether
4978 VALUE is a valid constant-valued expression for use in a static
4979 bit-field initializer.
4980 (output_constructor): Rework to use helpers. Accept and honor an
4981 OUTER state argument for recursive calls. Return total size. Be
4982 prepared for nested constructors initializing bitfields.
4983 (output_constant): Feed OUTER in calls to output_constructor.
4985 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
4987 * calls.c (emit_library_call_value_1): Don't force_operand for move
4990 2009-06-01 Nick Clifton <nickc@redhat.com>
4992 * doc/invoke.texi (IA-64 Options): Fix typo.
4994 2009-06-01 Ira Rosen <irar@il.ibm.com>
4996 PR tree-optimization/39129
4997 * tree-vect-loop-manip.c (conservative_cost_threshold): Change the
4999 (vect_do_peeling_for_loop_bound): Use
5000 LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT and
5001 LOOP_REQUIRES_VERSIONING_FOR_ALIAS macros.
5002 (vect_loop_versioning): Likewise.
5003 (vect_create_cond_for_alias_checks): Fix indentation.
5004 * tree-vectorizer.h (struct _loop_vec_info): Fix indentation of the
5006 (LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT): Define.
5007 (LOOP_REQUIRES_VERSIONING_FOR_ALIAS): Likewise.
5008 * tree-vect-loop.c (vect_analyze_loop_form): Change "too many BBs" to
5009 "control flow in loop".
5010 (vect_estimate_min_profitable_iters): Use
5011 LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT and
5012 LOOP_REQUIRES_VERSIONING_FOR_ALIAS macros.
5013 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Likewise.
5014 (vect_create_data_ref_ptr): Don't mention array dimension in printing.
5015 * tree-vect-stmts.c (vectorizable_store): Replace the check that the
5016 statement belongs to a group of strided accesses with the exact code
5018 (vectorizable_load): Likewise.
5019 * tree-vect-slp.c (vect_analyze_slp_instance): Spell out "basic block".
5020 (vect_slp_analyze_bb, vect_slp_transform_bb): Likewise.
5022 2009-06-01 Gerald Pfeifer <gerald@pfeifer.com>
5024 * config/freebsd-stdint.h: New file.
5025 * config.gcc (*-*-freebsd): Set use_gcc_stdint=wrap.
5026 Add freebsd-stdint.h to tm_file.
5028 2009-06-01 Richard Earnshaw <rearnsha@arm.com>
5030 * arm/thumb2.md (thumb2_zero_extendhidi2): New insn and split.
5031 (thumb2_extendhidi2): Likewise.
5033 2009-05-31 Ian Lance Taylor <iant@google.com>
5035 * regstat.c (regstat_n_sets_and_refs): Remove duplicate definition.
5037 2009-05-31 Ian Lance Taylor <iant@google.com>
5039 * Makefile.in (except.o): Depend upon gt-except.h, not gt-$(EXCEPT_H).
5040 (ipa-cp.o): Depend upon $(FIBHEAP_H) and $(PARAMS_H).
5041 (ipa-reference.o): Depend upon gt-ipa-reference.h.
5043 2009-05-31 Jason Merrill <jason@redhat.com>
5045 * tree-pretty-print.c (print_call_name): Take the callee, not the
5046 call itself. Make non-static. Use dump_function_name for functions.
5047 (dump_generic_node): Adjust.
5048 * diagnostic.h: Declare print_call_name.
5049 * gimple-pretty-print.c (dump_gimple_call): Use it.
5051 2009-05-31 Kaz Kojima <kkojima@gcc.gnu.org>
5053 * config/sh/sh.md (ashldi3_std): New define_expand.
5056 2009-05-31 Kaz Kojima <kkojima@gcc.gnu.org>
5059 * config/sh/sh.c: Include debug.h.
5060 (sh_expand_epilogue): Emit a blockage insn before the frame
5061 pointer adjustment also when dwarf2out_do_frame returns true.
5063 2009-05-31 Richard Earnshaw <rearnsha@arm.com>
5065 * arm/thumb2.md (thumb2_extendsidi2): Add a split sub-pattern.
5066 (thumb2_extendqidi2): New pattern.
5068 2009-05-31 Ira Rosen <irar@il.ibm.com>
5070 * tree-vect-loop-manip.c (slpeel_update_phi_nodes_for_guard1): Don't
5071 mark phis for renaming.
5072 * tree-vectorizer.c (vect_memsyms_to_rename): Remove.
5073 (vectorize_loops): Don't allocate and free vect_memsyms_to_rename.
5074 Call mark_sym_for_renaming.
5075 * tree-vectorizer.h (vect_memsyms_to_rename): Remove.
5076 * tree-vect-loop.c (vect_transform_loop): Remove
5077 vect_memsyms_to_rename initialization and a call to
5078 mark_set_for_renaming.
5080 2009-05-31 Jakub Jelinek <jakub@redhat.com>
5083 * config/i386/i386.c (pro_epilogue_adjust_stack): Mark insns
5084 frame related even if !set_cfa && style < 0.
5086 2009-05-30 Kai Tietz <kai.tietz@onevision.com>
5088 * config/i386/mingw-tls.c: New file.
5089 * config/i386/t-gthr-win32 (LIB2FUNCS_EXTRA): Add mingw-tls.c file.
5090 * gthr-win32.h (MINGW32_SUPPORTS_MT_EH): Define it for targets
5091 defining _WIN32 but not __CYGWIN__.
5093 2009-05-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5095 * configure.ac: Add MPC support.
5097 * config.in, configure: Regenerate.
5099 2009-05-29 Richard Henderson <rth@redhat.com>
5101 * cfgcleanup.c (try_crossjump_to_edge): Only skip past
5102 NOTE_INSN_BASIC_BLOCK.
5103 * cfglayout.c (duplicate_insn_chain): Copy epilogue insn marks.
5104 Duplicate NOTE_INSN_EPILOGUE_BEG notes.
5105 * cfgrtl.c (can_delete_note_p): Allow NOTE_INSN_EPILOGUE_BEG
5107 * dwarf2out.c (struct cfa_loc): Change indirect field to bitfield,
5109 (add_cfi): Disable check redefining cfa away from drap.
5110 (lookup_cfa_1): Add remember argument; handle remember/restore.
5111 (lookup_cfa): Pass remember argument.
5112 (cfa_remember): New.
5113 (compute_barrier_args_size_1): Remove sibcall check.
5114 (dwarf2out_frame_debug_def_cfa): New.
5115 (dwarf2out_frame_debug_adjust_cfa): New.
5116 (dwarf2out_frame_debug_cfa_offset): New.
5117 (dwarf2out_frame_debug_cfa_register): New.
5118 (dwarf2out_frame_debug_cfa_restore): New.
5119 (dwarf2out_frame_debug): Handle REG_CFA_* notes.
5120 (dwarf2out_begin_epilogue): New.
5121 (dwarf2out_frame_debug_restore_state): New.
5122 (dw_cfi_oprnd1_desc): Handle DW_CFA_remember_state,
5123 DW_CFA_restore_state.
5124 (output_cfi_directive): Likewise.
5125 (convert_cfa_to_fb_loc_list): Likewise.
5126 (dw_cfi_oprnd1_desc): Handle DW_CFA_restore.
5127 * dwarf2out.h: Update.
5128 * emit-rtl.c (try_split): Don't split RTX_FRAME_RELATED_P.
5129 (copy_insn_1): Early out for null.
5130 * final.c (final_scan_insn): Call dwarf2out_begin_epilogue
5131 and dwarf2out_frame_debug_restore_state.
5132 * function.c (prologue, epilogue, sibcall_epilogue): Remove.
5133 (prologue_insn_hash, epilogue_insn_hash): New.
5134 (free_after_compilation): Adjust freeing accordingly.
5135 (record_insns): Create hash table if needed; push insns into
5136 hash instead of array.
5137 (maybe_copy_epilogue_insn): New.
5138 (contains): Search hash table instead of array.
5139 (sibcall_epilogue_contains): Remove.
5140 (thread_prologue_and_epilogue_insns): Split eh_return insns
5141 and mark them as epilogues.
5142 (reposition_prologue_and_epilogue_notes): Rewrite epilogue
5143 scanning in terms of basic blocks.
5144 * insn-notes.def (CFA_RESTORE_STATE): New.
5145 * jump.c (returnjump_p_1): Accept EH_RETURN.
5146 (eh_returnjump_p_1, eh_returnjump_p): New.
5147 * reg-notes.def (CFA_DEF_CFA, CFA_ADJUST_CFA, CFA_OFFSET,
5148 CFA_REGISTER, CFA_RESTORE): New.
5149 * rtl.def (EH_RETURN): New.
5150 * rtl.h (eh_returnjump_p, maybe_copy_epilogue_insn): Declare.
5152 * config/bfin/bfin.md (UNSPEC_VOLATILE_EH_RETURN): Remove.
5153 (eh_return_internal): Use eh_return rtx; split w/ epilogue.
5155 * config/i386/i386.c (gen_push): Update cfa state.
5156 (pro_epilogue_adjust_stack): Add set_cfa argument. When true,
5157 add a CFA_ADJUST_CFA note.
5158 (ix86_dwarf_handle_frame_unspec): Remove.
5159 (ix86_expand_prologue): Update cfa state.
5160 (ix86_emit_restore_reg_using_pop): New.
5161 (ix86_emit_restore_regs_using_pop): New.
5162 (ix86_emit_leave): New.
5163 (ix86_emit_restore_regs_using_mov): Add CFA_RESTORE notes.
5164 (ix86_expand_epilogue): Add notes for unwinding the epilogue.
5165 * config/i386/i386.h (struct machine_cfa_state): New.
5166 (ix86_cfa_state): New.
5167 * config/i386/i386.md (UNSPEC_EH_RETURN): Remove.
5168 (eh_return_internal): Merge from eh_return_<mode>,
5169 use eh_return rtx, split w/ epilogue.
5171 2009-05-29 Ian Lance Taylor <iant@google.com>
5173 * builtins.c (validate_gimple_arglist): Don't use va_arg with
5175 * calls.c (emit_library_call_value_1): Likewise.
5177 * c-typeck.c (c_build_va_arg): New function.
5178 * c-tree.h (c_build_va_arg): Declare.
5179 * c-parser.c (c_parser_postfix_expression): Call c_build_va_arg
5180 instead of build_va_arg.
5182 2009-05-29 Eric Botcazou <ebotcazou@adacore.com>
5184 * tree-ssa-loop-ivopts.c (strip_offset_1) <MULT_EXPR>: New case.
5185 (force_expr_to_var_cost) <NEGATE_EXPR>: Likewise.
5186 (ptr_difference_cost): Use affine combinations to compute it.
5187 (difference_cost): Likewise.
5188 (get_computation_cost_at): Compute more accurate cost for addresses
5189 if the ratio is a multiplier allowed in addresses.
5190 For non-addresses, consider that an additional offset or symbol is
5193 2009-05-29 Jakub Jelinek <jakub@redhat.com>
5195 * config/i386/i386.c (ix86_decompose_address): Avoid useless
5196 0 displacement. Add 0 displacement if base is %[er]bp or %r13.
5198 * config/i386/i386.md (prefix_data16, prefix_rep): Set to 0 for
5199 TYPE_SSE{MULADD,4ARG,IADD1,CVT1} by default.
5200 (prefix_rex): For UNIT_MMX don't imply the prefix by default
5202 (prefix_extra): Default to 2 for TYPE_SSE{MULADD,4ARG} and
5203 to 1 for TYPE_SSE{IADD1,CVT1}.
5204 (prefix_vex_imm8): Removed.
5205 (length_vex): Only pass 1 as second argument to
5206 ix86_attr_length_vex_default if prefix_extra is 0.
5207 (modrm): For TYPE_INCDEC only set to 0 if not TARGET_64BIT.
5208 (length): For prefix vex computation use length_immediate
5209 attribute instead of prefix_vex_imm8.
5210 (cmpqi_ext_3_insn, cmpqi_ext_3_insn_rex64,
5211 addqi_ext_1, addqi_ext_1_rex64, *testqi_ext_0, andqi_ext_0,
5212 *andqi_ext_0_cc, *iorqi_ext_0, *xorqi_ext_0, *xorqi_cc_ext_1,
5213 *xorqi_cc_ext_1_rex64): Override modrm attribute to 1.
5214 (extendsidi2_rex64, extendhidi2, extendqidi2, extendhisi2,
5215 *extendhisi2_zext, extendqihi2, extendqisi2, *extendqisi2_zext): Emit
5216 a space in between the operands.
5217 (*anddi_1_rex64, *andsi_1): Likewise. Override prefix_rex to 1
5218 if one operand is 0xff and the other one si, di, bp or sp.
5219 (*andhi_1): Override prefix_rex to 1 if one operand is 0xff and the
5220 other one si, di, bp or sp.
5221 (*btsq, *btrq, *btcq, *btdi_rex64, *btsi): Add mode attribute.
5222 (*ffssi_1, *ffsdi_1, ctzsi2, ctzdi2): Add
5223 type and mode attributes.
5224 (*bsr, *bsr_rex64, *bsrhi): Add type attribute.
5225 (*cmpfp_i_mixed, *cmpfp_iu_mixed): For TYPE_SSECOMI, clear
5226 prefix_rep attribute and set prefix_data16 attribute iff MODE_DF.
5227 (*cmpfp_i_sse, *cmpfp_iu_sse): Clear prefix_rep attribute and set
5228 prefix_data16 attribute iff MODE_DF.
5229 (*movsi_1): For TYPE_SSEMOV MODE_SI set prefix_data16 attribute.
5230 (fix_trunc<mode>di_sse): Set prefix_rex attribute.
5231 (*adddi_4_rex64, *addsi_4): Use const128_operand instead of
5232 constm128_operand in length_immediate computation.
5233 (*addhi_4): Likewise. Fix mode attribute to MODE_HI.
5234 (anddi_1_rex64): Use movzbl/movzwl instead of movzbq/movzwq.
5235 (*avx_ashlti3, sse2_ashlti3, *avx_lshrti3, sse2_lshrti3): Set
5236 length_immediate attribute to 1.
5237 (x86_fnstsw_1, x86_fnstcw_1, x86_fldcw_1): Fix length attribute.
5238 (*movdi_1_rex64): Override prefix_rex or prefix_data16 attributes
5239 for certain alternatives.
5240 (*movdf_nointeger, *movdf_integer_rex64, *movdf_integer): Override
5241 prefix_data16 attribute if MODE_V1DF.
5242 (*avx_setcc<mode>, *sse_setcc<mode>, *sse5_setcc<mode>): Set
5243 length_immediate to 1.
5244 (set_got_rex64, set_rip_rex64): Remove length attribute, set
5245 length_address to 4, set mode attribute to MODE_DI.
5246 (set_got_offset_rex64): Likewise. Set length_immediate to 0.
5247 (fxam<mode>2_i387): Set length attribute to 4.
5248 (*prefetch_sse, *prefetch_sse_rex, *prefetch_3dnow,
5249 *prefetch_3dnow_rex): Override length_address attribute.
5250 (sse4_2_crc32<mode>): Override prefix_data16 and prefix_rex
5252 * config/i386/predicates.md (ext_QIreg_nomode_operand): New predicate.
5253 (constm128_operand): Removed.
5254 * config/i386/i386.c (memory_address_length): For
5255 disp && !index && !base in 64-bit mode account for SIB byte if
5256 print_operand_address can't optimize disp32 into disp32(%rip)
5257 and UNSPEC doesn't imply (%rip) addressing. Add 1 to length
5258 for fs: or gs: segment.
5259 (ix86_attr_length_immediate_default): When checking if shortform
5260 is possible, truncate immediate to the length of the non-shortened
5262 (ix86_attr_length_address_default): Ignore MEM_P operands
5264 (ix86_attr_length_vex_default): Only check for DImode on
5265 GENERAL_REG_P operands.
5266 * config/i386/sse.md (<sse>_comi, <sse>_ucomi): Clear
5267 prefix_rep attribute, set prefix_data16 attribute iff MODE_DF.
5268 (sse_cvttps2pi): Clear prefix_rep attribute.
5269 (sse2_cvttps2dq, *sse2_cvtpd2dq, sse2_cvtps2pd): Clear prefix_data16
5271 (*sse2_cvttpd2dq): Don't clear prefix_rep attribute.
5272 (*avx_ashr<mode>3, ashr<mode>3, *avx_lshr<mode>3, lshr<mode>3,
5273 *avx_ashl<mode>3, ashl<mode>3): Set length_immediate attribute to 1
5274 iff operand 2 is const_int_operand.
5275 (*vec_dupv4si, avx_shufpd256_1, *avx_shufpd_<mode>,
5276 sse2_shufpd_<mode>): Set length_immediate attribute to 1.
5277 (sse2_pshufd_1): Likewise. Set prefix attribute to maybe_vex
5279 (sse2_pshuflw_1, sse2_pshufhw_1): Set length_immediate to 1 and clear
5281 (sse2_unpckhpd, sse2_unpcklpd, sse2_storehpd, *vec_concatv2df): Set
5282 prefix_data16 attribute for movlpd and movhpd instructions.
5283 (sse2_loadhpd, sse2_loadlpd, sse2_movsd): Likewise. Override
5284 length_immediate for shufpd instruction.
5285 (sse2_movntsi, sse3_lddqu): Clear prefix_data16 attribute.
5286 (avx_cmpp<avxmodesuffixf2c><mode>3,
5287 avx_cmps<ssemodesuffixf2c><mode>3, *avx_maskcmp<mode>3,
5288 <sse>_maskcmp<mode>3, <sse>_vmmaskcmp<mode>3,
5289 avx_shufps256_1, *avx_shufps_<mode>, sse_shufps_<mode>,
5290 *vec_dupv4sf_avx, *vec_dupv4sf): Set length_immediate attribute to 1.
5291 (*avx_cvtsi2ssq, *avx_cvtsi2sdq): Set length_vex attribute to 4.
5292 (sse_cvtsi2ssq, sse2_cvtsi2sdq): Set prefix_rex attribute to 1.
5293 (sse2_cvtpi2pd, sse_loadlps, sse2_storelpd): Override
5294 prefix_data16 attribute for the first alternative to 1.
5295 (*avx_loadlps): Override length_immediate for the first alternative.
5296 (*vec_concatv2sf_avx): Override length_immediate and prefix_extra
5297 attributes for second alternative.
5298 (*vec_concatv2sf_sse4_1): Override length_immediate and
5299 prefix_data16 attributes for second alternative.
5300 (*vec_setv4sf_avx, *avx_insertps, vec_extract_lo_<mode>,
5301 vec_extract_hi_<mode>, vec_extract_lo_v16hi,
5302 vec_extract_hi_v16hi, vec_extract_lo_v32qi,
5303 vec_extract_hi_v32qi): Set prefix_extra and length_immediate to 1.
5304 (*vec_setv4sf_sse4_1, sse4_1_insertps, *sse4_1_extractps): Set
5305 prefix_data16 and length_immediate to 1.
5306 (*avx_mulv2siv2di3, *avx_mulv4si3, sse4_2_gtv2di3): Set prefix_extra
5308 (*avx_<code><mode>3, *avx_eq<mode>3, *avx_gt<mode>3): Set
5309 prefix_extra attribute for variants that don't have 0f prefix alone.
5310 (*avx_pinsr<ssevecsize>): Likewise. Set length_immediate to 1.
5311 (*sse4_1_pinsrb, *sse2_pinsrw, *sse4_1_pinsrd, *sse4_1_pextrb,
5312 *sse4_1_pextrb_memory, *sse2_pextrw, *sse4_1_pextrw_memory,
5313 *sse4_1_pextrd): Set length_immediate to 1.
5314 (*sse4_1_pinsrd): Likewise. Set prefix_extra to 1.
5315 (*sse4_1_pinsrq, *sse4_1_pextrq): Set prefix_rex and length_immediate
5317 (*vec_extractv2di_1_rex64_avx, *vec_extractv2di_1_rex64,
5318 *vec_extractv2di_1_avx, *vec_extractv2di_1_sse2): Override
5319 length_immediate to 1 for second alternative.
5320 (*vec_concatv2si_avx, *vec_concatv2di_rex64_avx): Override
5321 prefix_extra and length_immediate attributes for the first
5323 (vec_concatv2si_sse4_1): Override length_immediate to 1 for the
5325 (*vec_concatv2di_rex64_sse4_1): Likewise. Override prefix_rex
5326 to 1 for the first and third alternative.
5327 (*vec_concatv2di_rex64_sse): Override prefix_rex to 1 for the second
5329 (*sse2_maskmovdqu, *sse2_maskmovdqu_rex64): Override length_vex
5331 (*sse_sfence, sse2_mfence, sse2_lfence): Override length_address
5333 (*avx_phaddwv8hi3, *avx_phadddv4si3, *avx_phaddswv8hi3,
5334 *avx_phsubwv8hi3, *avx_phsubdv4si3, *avx_phsubswv8hi,
5335 *avx_pmaddubsw128, *avx_pmulhrswv8hi3, *avx_pshufbv16qi3,
5336 *avx_psign<mode>3): Set prefix_extra attribute to 1.
5337 (ssse3_phaddwv4hi3, ssse3_phadddv2si3, ssse3_phaddswv4hi3,
5338 ssse3_phsubwv4hi3, ssse3_phsubdv2si3, ssse3_phsubswv4hi3,
5339 ssse3_pmaddubsw, *ssse3_pmulhrswv4hi, ssse3_pshufbv8qi3,
5340 ssse3_psign<mode>3): Override prefix_rex attribute.
5341 (*avx_palignrti): Override prefix_extra and length_immediate to 1.
5342 (ssse3_palignrti): Override length_immediate to 1.
5343 (ssse3_palignrdi): Override length_immediate to 1, override
5344 prefix_rex attribute.
5345 (abs<mode>2): Override prefix_rep to 0, override prefix_rex attribute.
5346 (sse4a_extrqi): Override length_immediate to 2.
5347 (sse4a_insertqi): Likewise. Override prefix_data16 to 0.
5348 (sse4a_insertq): Override prefix_data16 to 0.
5349 (avx_blendp<avxmodesuffixf2c><avxmodesuffix>,
5350 avx_blendvp<avxmodesuffixf2c><avxmodesuffix>,
5351 avx_dpp<avxmodesuffixf2c><avxmodesuffix>, *avx_mpsadbw,
5352 *avx_pblendvb, *avx_pblendw, avx_roundp<avxmodesuffixf2c>256,
5353 avx_rounds<avxmodesuffixf2c>256): Override prefix_extra
5354 and length_immediate to 1.
5355 (sse4_1_blendp<ssemodesuffixf2c>, sse4_1_dpp<ssemodesuffixf2c>,
5356 sse4_2_pcmpestr, sse4_2_pcmpestri, sse4_2_pcmpestrm,
5357 sse4_2_pcmpestr_cconly, sse4_2_pcmpistr, sse4_2_pcmpistri,
5358 sse4_2_pcmpistrm, sse4_2_pcmpistr_cconly): Override prefix_data16
5359 and length_immediate to 1.
5360 (sse4_1_blendvp<ssemodesuffixf2c>): Override prefix_data16 to 1.
5361 (sse4_1_mpsadbw, sse4_1_pblendw): Override length_immediate to 1.
5362 (*avx_packusdw, avx_vtestp<avxmodesuffixf2c><avxmodesuffix>,
5363 avx_ptest256): Override prefix_extra to 1.
5364 (sse4_1_roundp<ssemodesuffixf2c>, sse4_1_rounds<ssemodesuffixf2c>):
5365 Override prefix_data16 and length_immediate to 1.
5366 (sse5_pperm_zero_v16qi_v8hi, sse5_pperm_sign_v16qi_v8hi,
5367 sse5_pperm_zero_v8hi_v4si, sse5_pperm_sign_v8hi_v4si,
5368 sse5_pperm_zero_v4si_v2di, sse5_pperm_sign_v4si_v2di,
5369 sse5_vrotl<mode>3, sse5_ashl<mode>3, sse5_lshl<mode>3): Override
5370 prefix_data16 to 0 and prefix_extra to 2.
5371 (sse5_rotl<mode>3, sse5_rotr<mode>3): Override length_immediate to 1.
5372 (sse5_frcz<mode>2, sse5_vmfrcz<mode>2): Don't override prefix_extra
5374 (*sse5_vmmaskcmp<mode>3, sse5_com_tf<mode>3,
5375 sse5_maskcmp<mode>3, sse5_maskcmp<mode>3, sse5_maskcmp_uns<mode>3):
5376 Override prefix_data16 and prefix_rep to 0, length_immediate to 1
5377 and prefix_extra to 2.
5378 (sse5_maskcmp_uns2<mode>3, sse5_pcom_tf<mode>3): Override
5379 prefix_data16 to 0, length_immediate to 1 and prefix_extra to 2.
5380 (*avx_aesenc, *avx_aesenclast, *avx_aesdec, *avx_aesdeclast,
5381 avx_vpermilvar<mode>3,
5382 avx_vbroadcasts<avxmodesuffixf2c><avxmodesuffix>,
5383 avx_vbroadcastss256, avx_vbroadcastf128_p<avxmodesuffixf2c>256,
5384 avx_maskloadp<avxmodesuffixf2c><avxmodesuffix>,
5385 avx_maskstorep<avxmodesuffixf2c><avxmodesuffix>):
5386 Override prefix_extra to 1.
5387 (aeskeygenassist, pclmulqdq): Override length_immediate to 1.
5388 (*vpclmulqdq, avx_vpermil<mode>, avx_vperm2f128<mode>3,
5389 vec_set_lo_<mode>, vec_set_hi_<mode>, vec_set_lo_v16hi,
5390 vec_set_hi_v16hi, vec_set_lo_v32qi, vec_set_hi_v32qi): Override
5391 prefix_extra and length_immediate to 1.
5392 (*avx_vzeroall, avx_vzeroupper, avx_vzeroupper_rex64): Override
5394 (*vec_concat<mode>_avx): Override prefix_extra and length_immediate
5395 to 1 for the first alternative.
5396 * config/i386/mmx.md (*mov<mode>_internal_rex64): Override
5397 prefix_rep, prefix_data16 and/or prefix_rex attributes in certain
5399 (*mov<mode>_internal_avx, *movv2sf_internal_rex64,
5400 *movv2sf_internal_avx, *movv2sf_internal): Override
5401 prefix_rep attribute for certain alternatives.
5402 (*mov<mode>_internal): Override prefix_rep or prefix_data16
5403 attributes for certain alternatives.
5404 (*movv2sf_internal_rex64_avx): Override prefix_rep and length_vex
5405 attributes for certain alternatives.
5406 (*mmx_addv2sf3, *mmx_subv2sf3, *mmx_mulv2sf3,
5407 *mmx_<code>v2sf3_finite, *mmx_<code>v2sf3, mmx_rcpv2sf2,
5408 mmx_rcpit1v2sf3, mmx_rcpit2v2sf3, mmx_rsqrtv2sf2, mmx_rsqit1v2sf3,
5409 mmx_haddv2sf3, mmx_hsubv2sf3, mmx_addsubv2sf3,
5410 *mmx_eqv2sf3, mmx_gtv2sf3, mmx_gev2sf3, mmx_pf2id, mmx_pf2iw,
5411 mmx_pi2fw, mmx_floatv2si2, mmx_pswapdv2sf2, *mmx_pmulhrwv4hi3,
5412 mmx_pswapdv2si2): Set prefix_extra attribute to 1.
5413 (mmx_ashr<mode>3, mmx_lshr<mode>3, mmx_ashl<mode>3): Set
5414 length_immediate to 1 if operand 2 is const_int_operand.
5415 (*mmx_pinsrw, mmx_pextrw, mmx_pshufw_1, *vec_dupv4hi,
5416 *vec_extractv2si_1): Set length_immediate attribute to 1.
5417 (*mmx_uavgv8qi3): Override prefix_extra attribute to 1 if
5418 using old 3DNOW insn rather than SSE/3DNOW_A.
5419 (mmx_emms, mmx_femms): Clear modrm attribute.
5421 2009-05-29 Martin Jambor <mjambor@suse.cz>
5423 * tree-sra.c: New implementation of SRA.
5425 * params.def (PARAM_SRA_MAX_STRUCTURE_SIZE): Removed.
5426 (PARAM_SRA_MAX_STRUCTURE_COUNT): Removed.
5427 (PARAM_SRA_FIELD_STRUCTURE_RATIO): Removed.
5428 * params.h (SRA_MAX_STRUCTURE_SIZE): Removed.
5429 (SRA_MAX_STRUCTURE_COUNT): Removed.
5430 (SRA_FIELD_STRUCTURE_RATIO): Removed.
5431 * doc/invoke.texi (sra-max-structure-size): Removed.
5432 (sra-field-structure-ratio): Removed.
5434 2009-05-29 Jakub Jelinek <jakub@redhat.com>
5437 * builtins.c (expand_builtin_memcmp): Convert len to sizetype
5440 2009-05-29 Andrey Belevantsev <abel@ispras.ru>
5442 PR rtl-optimization/40101
5443 * sel-sched-ir.c (get_seqno_by_preds): Allow returning negative
5444 seqno. Adjust comment.
5445 * sel-sched.c (find_seqno_for_bookkeeping): Assert that when
5446 inserting bookkeeping before a jump, the jump is not scheduled.
5447 When no positive seqno found, provide a value. Add comment.
5449 2009-05-29 Richard Guenther <rguenther@suse.de>
5451 * tree-ssa-alias.c (nonaliasing_component_refs_p): Remove
5452 short-cutting on the first component.
5454 2009-05-29 Jakub Jelinek <jakub@redhat.com>
5457 * omp-low.c (scan_omp_1_op): Call remap_type on TREE_TYPE
5458 for trees other than decls/types.
5460 2009-05-29 Richard Guenther <rguenther@suse.de>
5462 * tree-ssa-operands.c (get_expr_operands): Do not handle
5463 INDIRECT_REFs in the handled-component case. Remove
5464 unused get_ref_base_and_extent case.
5465 * tree-dfa.c (get_ref_base_and_extent): Avoid calling
5466 tree_low_cst and host_integerp where possible.
5467 * tree-ssa-structalias.c (equiv_class_label_eq): Check hash
5468 codes for equivalence.
5469 * dce.c (find_call_stack_args): Avoid redundant bitmap queries.
5471 2009-05-29 David Billinghurst <billingd@gcc.gnu.org>
5473 * config.gcc: Add i386/t-fprules-softfp and soft-fp/t-softfp
5474 to tmake_file for i[34567]86-*-cygwin*.
5476 2009-05-29 Jakub Jelinek <jakub@redhat.com>
5479 * config/rs6000/rs6000-c.c (_Bool_keyword): New variable.
5480 (altivec_categorize_keyword, init_vector_keywords,
5481 rs6000_cpu_cpp_builtins): Define _Bool as conditional macro
5484 2009-05-29 Kai Tietz <kai.tietz@onevision.com>
5486 * tree.c (handle_dll_attribute): Check if node is
5487 of kind FUNCTION_DECL for DECL_DECLARED_INLINE_P check.
5489 2009-05-29 Richard Earnshaw <rearnsha@arm.com>
5491 * config/arm/thumb2.md (thumb2_zero_extendsidi2): Add a split
5493 (thumb2_zero_extendqidi2): Likewise.
5495 2009-05-28 Kaz Kojima <kkojima@gcc.gnu.org>
5497 * config/sh/sh.c (sh_expand_t_scc): Use gen_xorsi3_movrt
5498 instead of gen_movrt.
5499 * config/sh/sh.md (movrt): Remove.
5501 2009-05-28 Steve Ellcey <sje@cup.hp.com>
5503 * doc/invoke.texi (IA-64 Options):
5504 Add -msdata, -mfused-madd, -mno-inline-float-divide,
5505 -mno-inline-int-divide, -mno-inline-sqrt, -msched-spec-ldc,
5506 -msched-spec-control-ldc, -msched-prefer-non-data-spec-insns,
5507 -msched-prefer-non-control-spec-insns,
5508 -msched-stop-bits-after-every-cycle,
5509 -msched-count-spec-in-critical-path,
5510 -msel-sched-dont-check-control-spec, -msched-fp-mem-deps-zero-cost
5511 -msched-max-memory-insns-hard-limit, -msched-max-memory-insns.
5512 Remove -mt, -pthread, -msched-ldc, -mno-sched-control-ldc,
5513 and -msched-spec-verbose.
5515 2009-05-28 Joseph Myers <joseph@codesourcery.com>
5517 * config/arm/lib1funcs.asm (__clear_cache): Define if L_clear_cache.
5518 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Define to give an
5520 * config/arm/t-linux-eabi (LIB1ASMFUNCS): Add _clear_cache.
5522 2009-05-28 Richard Guenther <rguenther@suse.de>
5524 * tree-ssa-alias.c (ao_ref_init): New function.
5525 (ao_ref_base): Likewise.
5526 (ao_ref_base_alias_set): Likewise.
5527 (ao_ref_alias_set): Likewise.
5528 (refs_may_alias_p_1): Change signature.
5529 (refs_may_alias_p): Adjust.
5530 (refs_anti_dependent_p): Likewise.
5531 (refs_output_dependent_p): Likewise.
5532 (call_may_clobber_ref_p_1): Change signature.
5533 (call_may_clobber_ref_p): Adjust.
5534 (stmt_may_clobber_ref_p_1): New function split out from ...
5535 (stmt_may_clobber_ref_p): ... here.
5536 (maybe_skip_until): Adjust signature.
5537 (get_continuation_for_phi): Likewise.
5538 (walk_non_aliased_vuses): Likewise.
5539 * tree-ssa-alias.h (struct ao_ref_s): New structure type.
5540 (ao_ref_init): Declare.
5541 (ao_ref_base): Likewise.
5542 (ao_ref_alias_set): Likewise.
5543 (stmt_may_clobber_ref_p_1): Likewise.
5544 (walk_non_aliased_vuses): Adjust.
5545 * tree-ssa-sccvn.c (ao_ref_init_from_vn_reference): New function.
5546 (get_ref_from_reference_ops): remove.
5547 (vn_reference_lookup_2): Adjust signature.
5548 (vn_reference_lookup_3): Do not re-build trees. Handle unions.
5549 (vn_reference_lookup_pieces): Adjust signature, do not re-build trees.
5550 (vn_reference_lookup): Adjust.
5551 (vn_reference_insert): Likewise.
5552 (vn_reference_insert_pieces): Adjust signature.
5553 (visit_reference_op_call): Adjust.
5554 * tree-ssa-pre.c (get_expr_type): Simplify.
5555 (phi_translate_1): Adjust.
5556 (compute_avail): Likewise.
5557 (translate_vuse_through_block): Do not re-build trees.
5558 (value_dies_in_block_x): Likewise.
5559 * tree-ssa-sccvn.h (struct vn_reference_s): Add type and alias-set
5561 (vn_reference_lookup_pieces): Adjust declaration.
5562 (vn_reference_insert_pieces): Likewise.
5564 2009-05-28 Benjamin Kosnik <bkoz@redhat.com>
5566 * tree-ssa-copy.c (replace_exp_1): Move op for warning-free use
5567 with checking disabled.
5569 2009-05-28 Dave Korn <dave.korn.cygwin@gmail.com>
5573 * configure.ac (HAVE_GAS_ALIGNED_COMM): Add autoconf test and
5574 macro definition for support of three-operand format aligned
5575 .comm directive in assembler on cygwin/pe/mingw target OS.
5576 * configure: Regenerate.
5577 * config.h: Regenerate.
5579 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Use
5580 aligned form of .comm directive if -mpe-aligned-commons is in effect.
5581 * config/i386/cygming.opt (-mpe-aligned-commons): Add new option.
5583 * doc/invoke.texi (-mpe-aligned-commons): Document new target option.
5584 * doc/tm.texi (ASM_OUTPUT_COMMON): Document zero size commons.
5586 2009-05-28 Ira Rosen <irar@il.ibm.com>
5588 PR tree-optimization/40254
5589 * tree-data-ref.c (dr_analyze_innermost): Take POFFSET into account
5590 in analysis of basic blocks.
5592 2009-05-28 Adam Nemet <anemet@caviumnetworks.com>
5595 * target.h (struct gcc_target): Fix indentation. Add const_anchor.
5596 * target-def.h (TARGET_CONST_ANCHOR): New macro.
5597 (TARGET_INITIALIZER): Use it.
5598 * cse.c (CHEAPER): Move it up to the other macros.
5599 (insert): Rename this ...
5600 (insert_with_costs): ... to this. Add cost parameters. Update
5602 (insert): New function. Call insert_with_costs.
5603 (compute_const_anchors, insert_const_anchor, insert_const_anchors,
5604 find_reg_offset_for_const, try_const_anchors): New functions.
5605 (cse_insn): Call try_const_anchors. Adjust cost of src_related
5606 when using a const-anchor. Call insert_const_anchors.
5607 * config/mips/mips.c (mips_set_mips16_mode): Set targetm.const_anchor.
5608 * doc/tm.texi (Misc): Document TARGET_CONST_ANCHOR.
5610 2009-05-28 Alexandre Oliva <aoliva@redhat.com>
5612 * tree-inline.c (remap_decls): Enable nonlocalized variables
5613 when not optimizing.
5615 2009-05-28 Alexandre Oliva <aoliva@redhat.com>
5617 * tree-ssa-live.c (remove_unused_locals): Skip when not optimizing.
5618 Simplify other tests involving optimize.
5620 2009-05-27 Tom Tromey <tromey@redhat.com>
5622 * unwind-dw2.c (_Unwind_DebugHook): New function.
5623 (uw_install_context): Call _Unwind_DebugHook.
5625 2009-05-27 Tom Tromey <tromey@redhat.com>
5627 * system.h (CONST_CAST2): Use C++ const_cast when compiled as C++
5629 2009-05-27 Ian Lance Taylor <iant@google.com>
5631 * Makefile.in (LINKER, LINKER_FLAGS): Define.
5632 (LINKER_FOR_BUILD, BUILD_LINKERFLAGS): Define.
5633 (ALL_LINKERFLAGS): Define.
5634 (xgcc$(exeext)): Change $(COMPILER) to $(LINKER).
5635 (cpp$(exeext), cc1-dummy$(exeext), cc1$(exeext)): Likewise.
5636 (collect2$(exeext), mips-tfile, mips-tdump): Likewise.
5637 (gcov$(exeext), gcov-dump$(exeext)): Likewise.
5638 (build/gen%$(build_exeext)): Change $(COMPILER_FOR_BUILD) to
5639 $(LINKER_FOR_BUILD).
5640 (build/gcov-iov$(build_exeext)): Likewise.
5642 2009-05-27 Julian Brown <julian@codesourcery.com>
5644 * gcse.c (target.h): Include.
5645 (can_assign_to_reg_without_clobbers_p): Check that the target allows
5646 copy of argument to a pseudo register.
5648 2009-05-27 Diego Novillo <dnovillo@google.com>
5650 * tree-ssa-live.c (dump_scope_block): Document arguments.
5651 (dump_scope_blocks): Document.
5652 (debug_scope_blocks): New.
5653 * tree-flow.h (debug_scope_blocks): Declare.
5655 2009-05-21 Denis Chertykov <denisc@overta.ru>
5657 * doc/contrib.texi (Contributors): Add myself to the list.
5659 2009-05-27 Olivier Hainque <hainque@adacore.com>
5661 * expr.c (target_align): New function. Alignment the TARGET of an
5662 assignment may be assume to have.
5663 (highest_pow2_factor_for_target): Use it instead of relying on
5664 immediate tree attributes of TARGET, not necessarily honored when
5665 intermediate bitfields are involved.
5667 2009-05-27 H.J. Lu <hongjiu.lu@intel.com>
5670 * config/i386/driver-i386.c (host_detect_local_cpu): Support
5671 AVX, SSE4, AES, PCLMUL and POPCNT.
5673 2009-05-27 Diego Novillo <dnovillo@google.com>
5675 * tree-pretty-print.c (dump_location): New.
5676 (dump_generic_node): Call it.
5677 Factor code to handle BLOCK nodes ...
5678 (dump_block_node): ... here.
5680 2009-05-27 Rafael Avila de Espindola <espindola@google.com>
5682 * Makefile.in (GCC_PLUGIN_H): New. Replace all uses of gcc-plugin.h
5684 * doc/plugins.texi: Document that gcc-plugin.h must be the first to be
5686 * gcc-plugin.h: Include config.h and system.h.
5687 (IN_GCC): Define if not defined.
5689 2009-05-27 Hans-Peter Nilsson <hp@axis.com>
5692 * Makefile.in (CRTSTUFF_CFLAGS): Replace -fno-inline-functions
5695 2009-05-27 Shujing Zhao <pearly.zhao@oracle.com>
5697 * config/m32r/m32r.c: Use REG_P, MEM_P and CONST_INT_P where
5699 * config/m32r/m32r.h: Ditto.
5700 * config/m32r/m32r.md: Ditto.
5701 * config/m32r/predicates.md: Ditto.
5703 2009-05-27 Alexandre Oliva <aoliva@redhat.com>
5705 * cgraph.c (dump_cgraph_node): Honor -fdump-noaddr.
5707 2009-05-26 Basile Starynkevitch <basile@starynkevitch.net>
5710 (Loading plugins): typo.
5711 (Plugin callbacks): Documented PLUGIN_INFO, PLUGIN_GGC_START,
5712 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS.
5713 (Interacting with the GCC Garbage Collector): Added new section.
5714 (Giving information about a plugin): Added new section for
5716 * ggc.h (ggc_register_root_tab): Added declaration.
5717 * gcc-plugin.h (PLUGIN_GGC_START, PLUGIN_GGC_MARKING)
5718 (PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS): Added new events.
5719 (register_callback): Improved comment in declaration.
5720 * ggc-common.c (const_ggc_root_tab_t) Added new typedef for vectors.
5721 (extra_root_vec) Added static variable for dynamic roots registration.
5722 (ggc_register_root_tab) Added new routine.
5723 (ggc_mark_roots) Added iteration inside extra_root_vec, and invoke
5724 PLUGIN_GGC_MARKING event.
5725 * ggc-zone.c: Include plugin.h.
5726 (ggc_collect): Invoke PLUGIN_GGC_START & PLUGIN_GGC_END events.
5727 * ggc-page.c: Include plugin.h.
5728 (ggc_collect): Invoke PLUGIN_GGC_START & PLUGIN_GGC_END events.
5729 * plugin.c (plugin_event_name): added names of PLUGIN_GGC_START,
5730 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS
5731 (register_callback): check lack of callbacks for
5732 pseudo-events. Added handling of PLUGIN_REGISTER_GGC_ROOTS,
5733 PLUGIN_GGC_START, PLUGIN_GGC_MARKING, PLUGIN_GGC_END.
5734 (invoke_plugin_callbacks): Handle PLUGIN_GGC_START,
5735 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS.
5736 * Makefile.in (ggc-common.o, ggc-zone.o, ggc-page.o): Added
5737 dependency on plugin.h.
5738 (plugin.o): Added dependency on ggc.h...
5740 2009-05-26 Richard Guenther <rguenther@suse.de>
5744 * expr.c (expand_expr_real_1): Avoid calling do_store_flag
5745 with mismatched comparison modes.
5747 * expr.c (expand_expr_real_1): Expand the operand of a
5748 VIEW_CONVERT_EXPR in its natural mode.
5750 2009-05-26 Ian Lance Taylor <iant@google.com>
5752 * Makefile.in (COMPILER, COMPILER_FLAGS): Define.
5753 (COMPILER_FOR_BUILD, BUILD_COMPILERFLAGS): Define.
5754 (ALL_COMPILERFLAGS): Define.
5755 (.c.o, xgcc$(exeext), cpp$(exeext)): Use $(COMPILER).
5756 (cc1-dummy$(exeext), cc1$(exeext)): Likewise.
5757 (collect2$(exeext), collect2.o): Likewise.
5758 (c-opts.o, c-cppbuiltin.o, c-pch.o, gcc.o, gccspec.o): Likewise.
5759 (gcc-options.o, version.o, prefix.o, toplev.o): Likewise.
5760 ($(out_object_file), mips-tfile, mips-tdump): Likewise.
5761 (libbackend.o, intl.o, cppdefault.o): Likewise.
5762 (gcov$(exeext), gcov-dump$(exeext)): Likewise.
5763 (build/%.o): Use $(COMPILER_FOR_BUILD).
5764 (build/gen%$(build_exeext)): Likewise.
5765 (build/gcov-iov$(build_exeext)): LIkewise.
5766 * config/t-darwin (darwin.o): Use $(COMPILER).
5767 (darwin-c.o, darwin-f.o, darwin-driver.o): Likewise.
5768 * config/t-sol2 (sol2-c.o): Likewise.
5770 * config/t-vxworks (vxworks.o): Likewise.
5771 * config/x-darwin (host-darwin.o): Likewise.
5772 * config/x-hpux (host-hpux.o): Likewise.
5773 * config/x-linux (host-linux.o): Likewise.
5774 * config/x-solaris (host-solaris.o): Likewise.
5775 * config/alpha/x-alpha (driver-alpha.o): Likewise.
5776 * config/arm/t-arm (arm-c.o): Likewise.
5777 * config/arm/t-pe (pe.o): Likewise.
5778 * config/arm/t-wince-pe (pe.o): Likewise.
5779 * config/i386/t-cygming (winnt.o): Likewise.
5780 (winnt-cxx.o, winnt-stubs.o, msformat-c.o): Likewise.
5781 * config/i386/t-cygwin (cygwin1.o): Likewise.
5782 (cygwin2.o): Likewise.
5783 * config/i386/t-i386 (i386-c.o): Likewise.
5784 * config/i386/t-interix (winnt.o): Likewise.
5785 * config/i386/t-netware (netware.o): Likewise.
5786 * config/i386/t-nwld (nwld.o): Likewise.
5787 * config/i386/x-darwin (host-i386-darwin.o): Likewise.
5788 * config/i386/x-i386 (driver-i386.o): Likewise.
5789 * config/i386/x-cygwin (host-cygwin.o): Likewise.
5790 * config/i386/x-mingw32 (host-mingw32.o): Likewise.
5791 * config/ia64/t-ia64 (ia64-c.o): Likewise.
5792 * config/m32c/t-m32c (m32c-pragma.o): Likewise.
5793 * config/mips/x-native (driver-native.o): Likewise.
5794 * config/rs6000/t-rs6000 (rs6000-c.o): Likewise.
5795 * config/rs6000/x-darwin (host-ppc-darwin.o): Likewise.
5796 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Likewise.
5797 * config/rs6000/x-rs6000 (driver-rs6000.o): Likewise.
5798 * config/score/t-score-elf (score7.o): Likewise.
5799 (score3.o): Likewise.
5800 * config/sh/t-sh (sh-c.o): Likewise.
5801 * config/sh/t-symbian (sh-c.o): Likewise.
5802 (symbian.o): Likewise.
5803 * config/spu/t-spu-elf (spu-c.o): Likewise.
5804 * config/v850/t-v850 (v850-c.o): Likewise.
5805 * config/v850/t-v850e (v850-c.o): Likewise.
5807 2009-05-26 Richard Guenther <rguenther@suse.de>
5809 PR tree-optimization/40122
5810 * tree-ssa-ccp.c (ccp_fold): Fold vector CONSTRUCTORs to
5811 VECTOR_CSTs if possible.
5812 (fold_gimple_assign): Likewise.
5814 2009-05-26 Richard Guenther <rguenther@suse.de>
5817 * fold-const.c (fold_binary): Use the correct types for building
5820 2009-05-26 Richard Guenther <rguenther@suse.de>
5822 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove
5823 redundant calls to merge_alias_info.
5824 (bump_vector_ptr): Likewise.
5825 * tree-ssa-copy.c (merge_alias_info): Remove.
5826 (replace_exp_1): Remove call to merge_alias_info.
5827 (propagate_tree_value): Likewise.
5828 (fini_copy_prop): Propagate points-to info.
5829 * tree-flow.h (merge_alias_info): Remove.
5831 2009-05-07 Hariharan Sandanagobalane <hariharan@picochip.com>
5833 * config/picochip/picochip.C (PARAM_INLINE_CALL_COST): Remove.
5835 2009-05-25 Jan Hubicka <jh@suse.cz>
5837 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
5838 * cgraph.h (struct inline_summary): New filed self_wize,
5839 size_inlining_benefit, self_time and time_inlining_benefit.
5840 (struct cgraph_global_info): Replace insns by time ans size fields.
5841 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
5842 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
5843 (ipcp_update_callgraph): Do not touch function bodies.
5844 * ipa-inline.c: Include except.h
5845 (MAX_TIME): New constant.
5846 (overall_insns): Remove.
5848 (overall_size, max_benefit): New static variables.
5849 (cgraph_estimate_time_after_inlining): New function.
5850 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
5851 (cgraph_clone_inlined_nodes): Update size.
5852 (cgraph_mark_inline_edge): Update size.
5853 (cgraph_estimate_growth): Use size info.
5854 (cgraph_check_inline_limits): Check size.
5855 (cgraph_default_inline_p): Likewise.
5856 (cgraph_edge_badness): Compute badness based on benefit and size cost.
5857 (cgraph_decide_recursive_inlining): Check size.
5858 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
5860 (cgraph_decide_inlining): Likewise.
5861 (cgraph_decide_inlining_incrementally): Likewise; honor
5862 PARAM_EARLY_INLINING_INSNS.
5863 (likely_eliminated_by_inlining_p): New predicate.
5864 (estimate_function_body_sizes): New function.
5865 (compute_inline_parameters): Use it.
5866 * except.c (must_not_throw_labels): New function.
5867 * except.h (must_not_throw_labels): Declare.
5868 * tree-inline.c (init_inline_once): Kill inlining_weigths
5869 * tree-ssa-structalias.c: Avoid uninitialized warning.
5870 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
5871 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
5872 (PARAM_INLINE_CALL_COST): Remove.
5873 (PARAM_EARLY_INLINING_INSNS): New.
5875 2009-05-25 Richard Guenther <rguenther@suse.de>
5877 PR tree-optimization/36327
5878 * tree-ssa-alias.c (walk_non_aliased_vuses): Add second walker
5879 callback for reference translation or lookup at the point of may-defs.
5880 * tree-ssa-alias.h (walk_non_aliased_vuses): Adjust prototype.
5881 * tree-ssa-sccvn.c (get_ref_from_reference_ops): Bail out
5882 for union COMPONENT_REFs.
5883 (vn_reference_lookup_3): New callback. Lookup from memset
5884 and CONSTRUCTOR assignment, translate through struct copies.
5885 (vn_reference_lookup_pieces): Make sure to not free the
5886 passed operands array. Adjust walk_non_aliased_vuses call.
5887 (vn_reference_lookup): Adjust walk_non_aliased_vuses call,
5888 make sure we do not leak memory.
5890 2009-05-25 Richard Guenther <rguenther@suse.de>
5892 * tree-ssa-alias.h (dump_points_to_solution): Declare.
5893 * tree-inline.c (expand_call_inline): Reset the escaped and
5895 * tree-ssa-structalias.c (pass_build_ealias): New.
5896 * tree-pass.h (pass_build_ealias): Declare.
5897 * passes.c (init_optimization_passes): Add PTA during
5898 early optimizations.
5899 * tree-ssa-alias.c (dump_alias_info): Dump the ESCAPED
5900 and CALLUSED solutions.
5901 (dump_points_to_solution): New function, split out from ...
5902 (dump_points_to_info_for): ... here.
5903 * tree-parloops.c (parallelize_loops): Reset the escaped and
5906 2009-05-25 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
5909 * config/i386/i386.c (USE_HIDDEN_LINKONCE): Only define if missing.
5910 * config/i386/sol2.h [!TARGET_GNU_LD] (USE_HIDDEN_LINKONCE): Define.
5912 2009-05-25 Ira Rosen <irar@il.ibm.com>
5914 PR tree-optimization/40238
5915 * tree-vect-stmts.c (vect_init_vector): Insert initialization
5916 statements after basic block's labels.
5917 * tree-vect-slp.c (vect_slp_transform_bb): Call destroy_bb_vec_info()
5918 to free the allocated memory.
5920 2009-05-24 Kaz Kojima <kkojima@gcc.gnu.org>
5922 * gcc/config/sh/sh.c (sh_set_return_address): Mark store of
5923 return address with a USE.
5925 2009-05-24 Richard Guenther <rguenther@suse.de>
5928 * tree.c (make_vector_type): Build the TYPE_DEBUG_REPRESENTATION_TYPEs
5929 array type from the main variant of the inner type.
5931 2009-05-24 Jan-Benedict Glaw <jbglaw@lug-owl.de>
5933 * config/vax/vax-protos.h (legitimate_constant_address_p): Change
5934 definition to bool (from int) to un-break build.
5935 (legitimate_constant_p, vax_mode_dependent_address_p): Likewise.
5937 2009-05-24 Paolo Bonzini <bonzini@gnu.org>
5939 * tree-ssa-operands.h (push_stmt_changes, pop_stmt_changes,
5940 discard_stmt_changes): Delete.
5941 * tree-ssa-operands.c (scb_stack): Delete.
5942 (init_ssa_operands): Do not initialize it.
5943 (fini_ssa_operands): Do not free it.
5944 (push_stmt_changes, pop_stmt_changes, discard_stmt_changes): Delete.
5946 * tree-cfg.c (replace_uses_by): Replace pop_stmt_changes with
5947 update_stmt, remove the others. Fix comments.
5948 * tree-dfa.c (optimize_stack_restore): Likewise.
5949 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Likewise.
5950 * tree-ssa-loop-ivopts.c (rewrite_use): Likewise.
5951 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Likewise.
5952 * tree-ssa-ccp.c (optimize_stack_restore, execute_fold_all_builtins):
5954 * tree-ssa-propagate.c (substitute_and_fold): Likewise.
5955 * tree-ssa-dom.c (propagate_rhs_into_lhs): Likewise.
5956 (dom_opt_finalize_block): Likewise, adjusting access to
5958 (optimize_stmt): Likewise, adjusting access to stmts_to_rescan.
5959 (stmts_to_rescan): Change item type to gimple.
5960 (tree_ssa_dominator_optimize): Change type of stmts_to_rescan.
5962 2009-05-24 Ira Rosen <irar@il.ibm.com>
5964 * doc/passes.texi (Tree-SSA passes): Document SLP pass.
5965 * tree-pass.h (pass_slp_vectorize): New pass.
5966 * params.h (SLP_MAX_INSNS_IN_BB): Define.
5967 * timevar.def (TV_TREE_SLP_VECTORIZATION): Define.
5968 * tree-vectorizer.c (timevar.h): Include.
5969 (user_vect_verbosity_level): Declare.
5970 (vect_location): Fix comment.
5971 (vect_set_verbosity_level): Update user_vect_verbosity_level
5972 instead of vect_verbosity_level.
5973 (vect_set_dump_settings): Add an argument. Ignore user defined
5974 verbosity if dump flags require higher level of verbosity. Print to
5975 stderr only for loop vectorization.
5976 (vectorize_loops): Update call to vect_set_dump_settings.
5977 (execute_vect_slp): New function.
5978 (gate_vect_slp): Likewise.
5979 (struct gimple_opt_pass pass_slp_vectorize): New.
5980 * tree-vectorizer.h (struct _bb_vec_info): Define along macros to
5982 (vec_info_for_bb): New function.
5983 (struct _stmt_vec_info): Add bb_vinfo and a macro for its access.
5984 (VECTORIZATION_ENABLED): New macro.
5985 (SLP_ENABLED, SLP_DISABLED): Likewise.
5986 (vect_is_simple_use): Add bb_vec_info argument.
5987 (new_stmt_vec_info, vect_analyze_data_ref_dependences,
5988 vect_analyze_data_refs_alignment, vect_verify_datarefs_alignment,
5989 vect_analyze_data_ref_accesses, vect_analyze_data_refs,
5990 vect_schedule_slp, vect_analyze_slp): Likewise.
5991 (vect_analyze_stmt): Add slp_tree argument.
5992 (find_bb_location): Declare.
5993 (vect_slp_analyze_bb, vect_slp_transform_bb): Likewise.
5994 * tree-vect-loop.c (new_loop_vec_info): Adjust function calls.
5995 (vect_analyze_loop_operations, vect_analyze_loop,
5996 get_initial_def_for_induction, vect_create_epilog_for_reduction,
5997 vect_finalize_reduction, vectorizable_reduction,
5998 vectorizable_live_operation, vect_transform_loop): Likewise.
5999 * tree-data-ref.c (dr_analyze_innermost): Update comment,
6000 skip evolution analysis if analyzing a basic block.
6001 (dr_analyze_indices): Likewise.
6002 (initialize_data_dependence_relation): Skip the test whether the
6003 object is invariant for basic blocks.
6004 (compute_all_dependences): Skip dependence analysis for data
6005 references in basic blocks.
6006 (find_data_references_in_stmt): Don't fail in case of invariant
6007 access in basic block.
6008 (find_data_references_in_bb): New function.
6009 (find_data_references_in_loop): Move code to
6010 find_data_references_in_bb and add a call to it.
6011 (compute_data_dependences_for_bb): New function.
6012 * tree-data-ref.h (compute_data_dependences_for_bb): Declare.
6013 * tree-vect-data-refs.c (vect_check_interleaving): Adjust to the case
6015 (vect_analyze_data_ref_dependence): Check for interleaving in case of
6016 unknown dependence in basic block and fail in case of dependence in
6018 (vect_analyze_data_ref_dependences): Add bb_vinfo argument, get data
6019 dependence instances from either loop or basic block vectorization
6021 (vect_compute_data_ref_alignment): Check if it is loop vectorization
6022 before calling nested_in_vect_loop_p.
6023 (vect_compute_data_refs_alignment): Add bb_vinfo argument, get data
6024 dependence instances from either loop or basic block vectorization
6026 (vect_verify_datarefs_alignment): Likewise.
6027 (vect_enhance_data_refs_alignment): Adjust function calls.
6028 (vect_analyze_data_refs_alignment): Likewise.
6029 (vect_analyze_group_access): Fix printing. Skip different checks if
6030 DR_STEP is 0. Keep strided stores either in loop or basic block
6031 vectorization data structure. Fix indentation.
6032 (vect_analyze_data_ref_access): Fix comments, allow zero step in
6034 (vect_analyze_data_ref_accesses): Add bb_vinfo argument, get data
6035 dependence instances from either loop or basic block vectorization
6037 (vect_analyze_data_refs): Update comment. Call
6038 compute_data_dependences_for_bb to analyze basic blocks.
6039 (vect_create_addr_base_for_vector_ref): Check for outer loop only in
6040 case of loop vectorization. In case of basic block vectorization use
6041 data-ref itself as a base.
6042 (vect_create_data_ref_ptr): In case of basic block vectorization:
6043 don't advance the pointer, add new statements before the current
6044 statement. Adjust function calls.
6045 (vect_supportable_dr_alignment): Support only aligned accesses in
6046 basic block vectorization.
6047 * common.opt (ftree-slp-vectorize): New flag.
6048 * tree-vect-patterns.c (widened_name_p): Adjust function calls.
6049 (vect_pattern_recog_1): Likewise.
6050 * tree-vect-stmts.c (process_use): Likewise.
6051 (vect_init_vector): Add new statements in the beginning of the basic
6052 block in case of basic block SLP.
6053 (vect_get_vec_def_for_operand): Adjust function calls.
6054 (vect_finish_stmt_generation): Likewise.
6055 (vectorizable_call): Add assert that it is loop vectorization, adjust
6057 (vectorizable_conversion, vectorizable_assignment): Likewise.
6058 (vectorizable_operation): In case of basic block SLP, take
6059 vectorization factor from statement's type and skip the relevance
6060 check. Adjust function calls.
6061 (vectorizable_type_demotion): Add assert that it is loop
6062 vectorization, adjust function calls.
6063 (vectorizable_type_promotion): Likewise.
6064 (vectorizable_store): Check for outer loop only in case of loop
6065 vectorization. Adjust function calls. For basic blocks, skip the
6066 relevance check and don't advance pointers.
6067 (vectorizable_load): Likewise.
6068 (vectorizable_condition): Add assert that it is loop vectorization,
6069 adjust function calls.
6070 (vect_analyze_stmt): Add argument. In case of basic block SLP, check
6071 that it is not reduction, get vector type, call only supported
6072 functions, skip loop specific parts.
6073 (vect_transform_stmt): Check for outer loop only in case of loop
6075 (new_stmt_vec_info): Add new argument and initialize bb_vinfo.
6076 (vect_is_simple_use): Fix comment, add new argument, fix conditions
6077 for external definition.
6078 * passes.c (pass_slp_vectorize): New pass.
6079 * tree-vect-slp.c (find_bb_location): New function.
6080 (vect_get_and_check_slp_defs): Add argument, adjust function calls,
6081 check for patterns only in loops.
6082 (vect_build_slp_tree): Add argument, adjust function calls, fail in
6083 case of multiple types in basic block SLP.
6084 (vect_mark_slp_stmts_relevant): New function.
6085 (vect_supported_load_permutation_p): Fix comment.
6086 (vect_analyze_slp_instance): Add argument. In case of basic block
6087 SLP, take vectorization factor from statement's type, check that
6088 unrolling factor is 1. Adjust function call. Save SLP instance in
6089 either loop or basic block vectorization structure. Return FALSE,
6091 (vect_analyze_slp): Add argument. Get strided stores groups from
6092 either loop or basic block vectorization structure. Return FALSE
6093 if basic block SLP failed.
6094 (new_bb_vec_info): New function.
6095 (destroy_bb_vec_info, vect_slp_analyze_node_operations,
6096 vect_slp_analyze_operations, vect_slp_analyze_bb): Likewise.
6097 (vect_schedule_slp): Add argument. Get SLP instances from either
6098 loop or basic block vectorization structure. Set vectorization factor
6099 to be 1 for basic block SLP.
6100 (vect_slp_transform_bb): New function.
6101 * params.def (PARAM_SLP_MAX_INSNS_IN_BB): Define.
6103 2009-05-23 Mark Mitchell <mark@codesourcery.com>
6105 * final.c (shorten_branches): Do not align labels for jump tables.
6106 (final_scan_insn): Use JUMP_TABLE_DATA_P.
6108 2009-05-23 Eric Botcazou <ebotcazou@adacore.com>
6110 * doc/passes.texi: Standardize spelling of RTL, Tree and Tree SSA.
6111 Remove outdated reference to flow.c and fix nits.
6112 * doc/gccint.texi: Tweak RTL description.
6113 * doc/rtl.texi: Likewise.
6115 2009-05-23 Denis Chertykov <chertykov@gmail.com>
6117 * config/avr/avr.c: Change my email address.
6118 * config/avr/avr.h: Likewise.
6119 * config/avr/avr.md: Likewise.
6120 * config/avr/avr-protos.h: Likewise.
6121 * config/avr/libgcc.S: Likewise.
6123 2009-05-22 Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
6125 * config/spu/spu-protos.h (aligned_mem_p, spu_valid_mov): Remove.
6126 (spu_split_load, spu_split_store): Change return type to int.
6127 (spu_split_convert): Declare.
6128 * config/spu/predicates.md (spu_mem_operand): Remove.
6129 (spu_mov_operand): Update.
6130 (spu_dest_operand, shiftrt_operator, extend_operator): Define.
6131 * config/spu/spu.c (regno_aligned_for_load): Remove.
6132 (reg_aligned_for_addr, spu_expand_load): Define.
6133 (spu_expand_extv): Reimplement and handle MEM.
6134 (spu_expand_insv): Handle MEM.
6135 (spu_sched_reorder): Handle insn's with length 0.
6136 (spu_legitimate_address_p): Reimplement.
6137 (store_with_one_insn_p): Return TRUE for any mode with size
6138 larger than 16 bytes.
6139 (address_needs_split): Define.
6140 (spu_expand_mov): Call spu_split_load and spu_split_store for MEM
6142 (spu_convert_move): Define.
6143 (spu_split_load): Use spu_expand_load and change all MEM's to TImode.
6144 (spu_split_store): Change all MEM's to TImode.
6145 (spu_init_expanders): Preallocate registers that correspond to
6146 LAST_VIRTUAL_REG+1 and LAST_VIRTUAL_REG+2 and set them with
6148 (spu_split_convert): Define.
6149 * config/spu/spu.md (QHSI, QHSDI): New mode iterators.
6150 (_move<mode>, _movdi, _movti): Update predicate and condition.
6151 (load, store): Change to define_split.
6152 (extendqiti2, extendhiti2, extendsiti2, extendditi2): Simplify to
6154 (zero_extendqiti2, zero_extendhiti2, <v>lshr<mode>3_imm): Define.
6155 (lshr<mode>3, lshr<mode>3_imm, lshr<mode>3_re): Simplify to one
6156 define_insn_and_split of lshr<mode>3.
6157 (shrqbybi_<mode>, shrqby_<mode>): Simplify to define_expand.
6158 (<v>ashr<mode>3_imm): Define.
6159 (extv, extzv, insv): Allow MEM operands.
6160 (trunc_shr_ti<mode>, trunc_shr_tidi, shl_ext_<mode>ti,
6161 shl_ext_diti, sext_trunc_lshr_tiqisi, zext_trunc_lshr_tiqisi,
6162 sext_trunc_lshr_tihisi, zext_trunc_lshr_tihisi): Define for combine.
6163 (_spu_convert2): Change to define_insn_and_split and remove the
6164 corresponding define_peephole2.
6165 (stack_protect_set, stack_protect_test, stack_protect_test_si):
6166 Change predicates to memory_operand.
6168 2009-05-22 Mark Mitchell <mark@codesourcery.com>
6170 * config/arm/thumb2.md: Add 16-bit multiply instructions.
6172 2009-05-21 Michael Meissner <meissner@linux.vnet.ibm.com>
6174 PR tree-optimization/40219
6175 * tree.c (iterative_hash_expr): Make sure the builtin function is
6176 a normal builtin function and not a front end or back end builtin
6177 before indexing into the built_in_decls array.
6179 2009-05-22 Richard Guenther <rguenther@suse.de>
6182 * alias.c (write_dependence_p): Do not use TBAA for answering
6183 anti-dependence or output-dependence.
6184 * tree-ssa-structalias.c (set_uids_in_ptset): Remove TBAA pruning code.
6185 (emit_pointer_definition): Remove.
6186 (emit_alias_warning): Likewise.
6187 (find_what_var_points_to): Remove TBAA pruning code.
6188 (find_what_p_points_to): Likewise. Do not warn about strict-aliasing
6190 (compute_points_to_sets): Remove code computing the set of
6191 dereferenced pointers.
6192 * tree-data-ref.c (dr_may_alias_p): Properly use the split
6193 oracle for querying anti and output dependencies.
6194 * tree-ssa-alias.c (refs_may_alias_p_1): Add argument specifying
6195 if TBAA may be applied.
6196 (refs_anti_dependent_p): New function.
6197 (refs_output_dependent_p): Likewise.
6198 * tree-ssa-alias.h (refs_anti_dependent_p): Declare.
6199 (refs_output_dependent_p): Likewise.
6200 * doc/tree-ssa.texi (Memory model): New section.
6201 * doc/c-tree.texi (CHANGE_DYNAMIC_TYPE_EXPR): Remove.
6202 * doc/gimple.texi (GIMPLE_CHANGE_DYNAMIC_TYPE): Remove.
6203 * cfgexpand.c (expand_gimple_basic_block): Do not handle
6204 GIMPLE_CHANGE_DYNAMIC_TYPE or CHANGE_DYNAMIC_TYPE_EXPR.
6205 * expr.c (expand_expr_real_1): Likewise.
6206 * gimple-low.c (lower_stmt): Likewise.
6207 * gimple-pretty-print.c (dump_gimple_stmt): Likewise.
6208 (dump_gimple_cdt): Remove.
6209 * gimple.c (gss_for_code): Do not handle GIMPLE_CHANGE_DYNAMIC_TYPE.
6210 (gimple_size): Likewise.
6211 (walk_gimple_op): Likewise.
6212 (is_gimple_stmt): Likewise.
6213 (walk_stmt_load_store_addr_ops): Likewise.
6214 (gimple_build_cdt): Remove.
6215 * gimple.def (GIMPLE_CHANGE_DYNAMIC_TYPE): Remove.
6216 * gimple.h (gimple_cdt_new_type): Remove.
6217 (gimple_cdt_new_type_ptr): Likewise.
6218 (gimple_cdt_set_new_type): Likewise.
6219 (gimple_cdt_location): Likewise.
6220 (gimple_cdt_location_ptr): Likewise.
6221 (gimple_cdt_set_location): Likewise.
6222 * gimplify.c (gimplify_expr): Do not handle CHANGE_DYNAMIC_TYPE_EXPR.
6223 * tree-cfg.c (remove_useless_stmts_1): Do not handle
6224 GIMPLE_CHANGE_DYNAMIC_TYPE.
6225 (verify_types_in_gimple_stmt): Likewise.
6226 * tree-inline.c (estimate_num_insns): Likewise.
6227 (expand_call_inline): Do not copy DECL_NO_TBAA_P.
6228 (copy_decl_to_var): Likewise.
6229 (copy_result_decl_to_var): Likewise.
6230 * tree-pretty-print.c (dump_generic_node): Do not handle
6231 CHANGE_DYNAMIC_TYPE_EXPR.
6232 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
6233 * tree-ssa-operands.c (get_expr_operands): Likewise.
6234 * tree-ssa-structalias.c (struct variable_info): Remove
6235 no_tbaa_pruning member.
6236 (new_var_info): Do not set it based on DECL_NO_TBAA_P.
6237 (unify_nodes): Do not copy it.
6238 (find_func_aliases): Do not handle GIMPLE_CHANGE_DYNAMIC_TYPE.
6239 (dump_solution_for_var): Do not dump no_tbaa_pruning state.
6240 (set_uids_in_ptset): Do not check it.
6241 (find_what_var_points_to): Likewise.
6242 (compute_tbaa_pruning): Remove.
6243 (compute_points_to_sets): Do not call it.
6244 * tree.c (walk_tree_1): Do not handle CHANGE_DYNAMIC_TYPE_EXPR.
6245 * tree.def (CHANGE_DYNAMIC_TYPE_EXPR): Remove.
6246 * tree.h (CHANGE_DYNAMIC_TYPE_NEW_TYPE): Remove.
6247 (CHANGE_DYNAMIC_TYPE_LOCATION): Likewise.
6248 (DECL_NO_TBAA_P): Likewise.
6249 (struct tree_decl_common): Move no_tbaa_flag to unused flags section.
6250 * omp-low.c (copy_var_decl): Do not copy DECL_NO_TBAA_P.
6251 (expand_omp_atomic_pipeline): Do not set it.
6252 * print-tree.c (print_node): Do not dump it.
6253 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
6256 2009-05-22 Vladimir Makarov <vmakarov@redhat.com>
6259 * reg-stack.c (subst_stack_regs_pat): Remove gcc_assert for note
6262 2009-05-22 Mark Mitchell <mark@codesourcery.com>
6264 * tree.c (handle_dll_attribute): Mark dllexport'd inlines as
6267 2009-05-22 Ben Elliston <bje@au.ibm.com>
6269 * Makefile.in (bversion.h, s-bversion): New targets.
6270 (TOPLEV_H): Add bversion.h.
6271 * toplev.h: Include "bversion.h".
6272 (ATTRIBUTE_GCC_DIAG): When building with checking disabled, use
6273 the __format__ attribute only if compiling with the same version
6274 of GCC as the sources (the "build version").
6276 2009-05-22 Ben Elliston <bje@au.ibm.com>
6278 * c-format.c (handle_format_attribute): Fix comment typo.
6280 2009-05-21 Steve Ellcey <sje@cup.hp.com>
6283 * config/ia64/ia64.opt (mfused-madd): New.
6284 * config/ia64/ia64.h (TARGET_DEFAULT): Set MASK_FUSED_MADD.
6285 * config/ia64/hpux.h (TARGET_DEFAULT): Ditto.
6286 * config/ia64/ia64.md (maddsf4, msubsf4, nmaddsf4,
6287 madddf4, madddf4_trunc, msubdf4, msubdf4_trunc, nmadddf4,
6288 nmadddf4_truncsf, maddxf4, maddxf4_truncsf, maddxf4_truncdf,
6289 msubxf4, msubxf4_truncsf msubxf4_truncdf, nmaddxf4,
6290 nmaddxf4_truncsf, nmaddxf4_truncdf): Check TARGET_FUSED_MADD.
6291 * config/ia64/vect.md (addv2sf3, subv2sf3): Force fpma/fpms
6292 instruction if !TARGET_FUSED_MADD.
6293 (fpma, fpms): Remove colon from name.
6295 2009-05-22 Richard Guenther <rguenther@suse.de>
6297 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Record
6298 TMR_ORIGINAL. Always either record TMR_SYMBOL or TMR_BASE.
6299 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Handle
6301 (create_expression_by_pieces): Only convert if necessary.
6302 * gimplify.c (gimplify_expr): Handle TARGET_MEM_REF.
6303 * tree-ssa-loop-im.c (gen_lsm_tmp_name): Handle INTEGER_CST.
6305 2009-05-21 Adam Nemet <anemet@caviumnetworks.com>
6307 * config/mips/mips.md (*extzv_trunc<mode>_exts): Turn into a
6308 regular pattern from a template and rename it ...
6309 (*extzv_truncsi_exts): ... to this.
6311 2009-05-21 Richard Guenther <rguenther@suse.de>
6313 * cgraph.h (struct cgraph_node): Remove inline_decl member.
6314 * ipa-inline.c (cgraph_mark_inline_edge): Do not check it.
6315 (cgraph_default_inline_p): Likewise.
6316 (cgraph_decide_inlining_incrementally): Likewise.
6318 2009-05-21 H.J. Lu <hongjiu.lu@intel.com>
6319 Uros Bizjak <ubizjak@gmail.com>
6321 * config/i386/cpuid.h (bit_MOVBE): New.
6323 * config/i386/driver-i386.c (host_detect_local_cpu): Check movbe.
6325 * config/i386/i386.c (OPTION_MASK_ISA_MOVBE_SET): New.
6326 (OPTION_MASK_ISA_MOVBE_UNSET): Likewise.
6327 (ix86_handle_option): Handle OPT_mmovbe.
6328 (ix86_target_string): Add -mmovbe.
6329 (pta_flags): Add PTA_MOVBE.
6330 (processor_alias_table): Add PTA_MOVBE to "atom".
6331 (override_options): Handle PTA_MOVBE.
6333 * config/i386/i386.h (TARGET_MOVBE): New.
6335 * config/i386/i386.md (bswapsi2): Check TARGET_MOVBE.
6336 (*bswapsi_movbe): New.
6337 (*bswapdi_movbe): Likewise.
6338 (bswapdi2): Renamed to ...
6340 (bswapdi2): New expander.
6342 * config/i386/i386.opt (mmovbe): New.
6344 * doc/invoke.texi: Document -mmovbe.
6346 2009-05-21 Taras Glek <tglek@mozilla.com>
6348 * plugin.c (try_init_one_plugin): Updated to new plugin_init API.
6349 * gcc-plugin.h (plugin_init): Updated signature.
6350 * gcc-plugin.h (plugin_name_args): Moved to this header.
6351 * doc/plugins.texi (plugin_init): Updated documention to reflect
6353 * doc/plugins.texi (plugin_name_args): Added to documention.
6355 2009-05-21 Mark Mitchell <mark@codesourcery.com>
6357 * config/arm/neon.md (*mul<mode>3add<mode>_neon): New pattern.
6358 (*mul<mode>3neg<mode>add<mode>_neon): Likewise.
6360 2009-05-21 Shujing Zhao <pearly.zhao@oracle.com>
6362 * config/i386/i386.c: Use REG_P, MEM_P, CONST_INT_P, LABEL_P and
6363 JUMP_TABLE_DATA_P predicates where applicable.
6364 * config/i386/predicates.md: Ditto.
6365 * config/i386/sse.md: Ditto.
6367 2009-05-21 Jakub Jelinek <jakub@redhat.com>
6369 * config/i386/i386.md (adddi_4_rex64, addsi_4, addhi_4): For
6370 operand2 -128 override length_immediate attribute to 1.
6371 * config/i386/predicates.md (constm128_operand): New predicate.
6373 * config/i386/i386.c (memory_address_length): Handle %r12
6374 the same as %rsp and %r13 the same as %rbp. For %rsp and %rbp
6376 (ix86_attr_length_address_default): For MODE_SI lea in 64-bit
6377 mode look through optional ZERO_EXTEND and SUBREG.
6378 * config/i386/i386.md (R12_REG): New define_constant.
6379 (prefix_data16): For sse unit set also for MODE_TI insns.
6380 (prefix_rex): For -m32 always return 0. For TYPE_IMOVX
6381 insns set if operand 1 is ext_QIreg_operand.
6382 (modrm): For TYPE_IMOV clear only if not MODE_DI. For
6383 TYPE_{ALU{,1},ICMP,TEST} insn clear if there is non-shortened
6385 (*movdi_extzv_1, zero_extendhidi2, zero_extendqidi2): Change
6386 mode from MODE_DI to MODE_SI.
6387 (movdi_1_rex64): Override modrm and length_immediate attributes
6388 only for movabs (TYPE_IMOV, alternative 2).
6389 (zero_extendsidi2_rex64): Clear prefix_0f attribute if TYPE_IMOVX.
6390 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit,
6391 *float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit,
6392 *float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit,
6393 *float<SSEMODEI24:mode><MODEF:mode>2_sse_nointerunit): Set
6394 prefix_rex attribute if DImode.
6395 (*adddi_1_rex64, *adddi_2_rex64, *adddi_3_rex64, *adddi_5_rex64,
6396 *addsi_1, *addsi_1_zext, *addsi_2, *addsi_2_zext, *addsi_3,
6397 *addsi_3_zext, *addsi_5, *addhi_1_lea, *addhi_1, *addhi_2, *addhi_3,
6398 *addhi_5, *addqi_1_lea, *addqi_1): Override length_immediate
6399 attribute to 1 if TYPE_ALU and operand 2 is const128_operand.
6400 (pro_epilogue_adjust_stack_1, pro_epilogue_adjust_stack_rex64):
6401 Likewise. For TYPE_IMOV clear length_immediate attribute.
6402 (*ashldi3_1_rex64, *ashldi3_cmp_rex64, *ashldi3_cconly_rex64,
6403 *ashlsi3_1, *ashlsi3_1_zext, *ashlsi3_cmp, **ashlsi3_cconly,
6404 *ashlsi3_cmp_zext, *ashlhi3_1_lea, *ashlhi3_1, *ashlhi3_cmp,
6405 *ashlhi3_cconly, *ashlqi3_1_lea, *ashlqi3_1, *ashlqi3_cmp,
6406 *ashlqi3_cconly): Override length_immediate attribute to 0 if TYPE_ALU
6407 or one operand TYPE_ISHIFT.
6408 (*ashrdi3_1_one_bit_rex64, *ashrdi3_one_bit_cmp_rex64,
6409 *ashrdi3_one_bit_cconly_rex64, *ashrsi3_1_one_bit,
6410 *ashrsi3_1_one_bit_zext, *ashrsi3_one_bit_cmp,
6411 *ashrsi3_one_bit_cconly, *ashrsi3_one_bit_cmp_zext,
6412 *ashrhi3_1_one_bit, *ashrhi3_one_bit_cmp, *ashrhi3_one_bit_cconly,
6413 *ashrqi3_1_one_bit, *ashrqi3_1_one_bit_slp, *ashrqi3_one_bit_cmp,
6414 *ashrqi3_one_bit_cconly, *lshrdi3_1_one_bit_rex64,
6415 *lshrdi3_cmp_one_bit_rex64, *lshrdi3_cconly_one_bit_rex64,
6416 *lshrsi3_1_one_bit, *lshrsi3_1_one_bit_zext, *lshrsi3_one_bit_cmp,
6417 *lshrsi3_one_bit_cconly, *lshrsi3_cmp_one_bit_zext,
6418 *lshrhi3_1_one_bit, *lshrhi3_one_bit_cmp, *lshrhi3_one_bit_cconly,
6419 *lshrqi3_1_one_bit, *lshrqi3_1_one_bit_slp, *lshrqi2_one_bit_cmp,
6420 *lshrqi2_one_bit_cconly, *rotlsi3_1_one_bit_rex64, *rotlsi3_1_one_bit,
6421 *rotlsi3_1_one_bit_zext, *rotlhi3_1_one_bit, *rotlqi3_1_one_bit_slp,
6422 *rotlqi3_1_one_bit, *rotrdi3_1_one_bit_rex64, *rotrsi3_1_one_bit,
6423 *rotrsi3_1_one_bit_zext, *rotrhi3_one_bit, *rotrqi3_1_one_bit,
6424 *rotrqi3_1_one_bit_slp): Override length_immediate attribute to 0,
6425 set mode attribute, don't override length attribute.
6426 (*btsq, *btrq, *btcq, *btdi_rex64, *btsi): Set prefix_0f attribute
6428 (return_internal_long): Set length attribute to 2 instead of 1.
6429 (*strmovqi_rex_1, *strsetqi_rex_1, *rep_stosqi_rex64,
6430 *cmpstrnqi_nz_rex_1, *cmpstrnqi_rex_1, *strlenqi_rex_1): Clear
6431 prefix_rex attribute.
6432 * config/i386/predicates.md (ext_QIreg_operand, const128_operand):
6434 (memory_displacement_only_operand): Always return 0 for TARGET_64BIT.
6436 2009-05-21 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
6438 * config/arm/thumb2.md (orsi_notsi_si): Fix typo in pattern.
6440 2009-05-20 Ian Lance Taylor <iant@google.com>
6442 * tree.c (build_tree_list_vec_stat): New function.
6443 (ctor_to_vec): New function.
6444 (build_nt_call_vec): New function.
6445 (build_call_array): Change args to be a const pointer.
6446 (build_call_vec): New function.
6447 * tree.h (build_nt_call_vec): Declare.
6448 (build_tree_list_vec_stat): Declare.
6449 (build_tree_list_vec): Define.
6450 (build_call_array): Update declaration.
6451 (build_call_vec): Declare.
6452 (ctor_to_vec): Declare.
6453 * c-common.c (tree_vector_cache): New static variable.
6454 (make_tree_vector): New function.
6455 (release_tree_vector): New function.
6456 (make_tree_vector_single): New function.
6457 (make_tree_vector_copy): New function.
6458 * c-common.h (tree_vector_cache, make_tree_vector): Declare.
6459 (make_tree_vector_single, make_tree_vector_copy): Declare.
6460 * c-parser.c (cached_expr_list_1, cached_expr_list_2): Remove.
6461 (c_parser_expr_list): Don't manage cache here, instead call
6463 (c_parser_release_expr_list): Remove static function.
6464 (c_parser_vec_to_tree_list): Remove static function.
6465 (c_parser_attributes): Call build_tree_list_vec instead of
6466 c_parser_vec_to_tree_list. Call release_tree_vector instead of
6467 c_parser_release_expr_list.
6468 (c_parser_postfix_expression_after_primary): Likewise.
6469 (c_parser_objc_keywordexpr): Likewise.
6471 2009-05-20 Sandra Loosemore <sandra@codesourcery.com>
6473 * doc/tm.texi (Misc): Document TARGET_INVALID_PARAMETER_TYPE,
6474 TARGET_INVALID_RETURN_TYPE, TARGET_PROMOTED_TYPE, and
6475 TARGET_CONVERT_TO_TYPE.
6476 * hooks.c (hook_tree_const_tree_null): Define.
6477 * hooks.h (hook_tree_const_tree_null): Declare.
6478 * target.h (struct gcc_target): Add invalid_parameter_type,
6479 invalid_return_type, promoted_type, and convert_to_type fields.
6480 * target-def.h: (TARGET_INVALID_PARAMETER_TYPE): Define.
6481 (TARGET_INVALID_RETURN_TYPE): Define.
6482 (TARGET_PROMOTED_TYPE): Define.
6483 (TARGET_CONVERT_TO_TYPE): Define.
6484 (TARGET_INITIALIZER): Update for new fields.
6485 * c-decl.c (grokdeclarator): Check targetm.invalid_return_type.
6486 (grokparms): Check targetm.invalid_parameter_type.
6487 * c-typeck.c (default_conversion): Check targetm.promoted_type.
6488 * c-convert.c (convert): Check targetm.convert_to_type.
6490 2009-05-20 Adam Nemet <anemet@caviumnetworks.com>
6492 * config/mips/mips.md (*extenddi_truncate<mode>,
6493 *extendsi_truncate<mode>): Emit exts if supported. Add attribute
6495 (*extendhi_truncateqi): New define_insn_and_sptit.
6497 2009-05-20 Jakub Jelinek <jakub@redhat.com>
6500 * fold-const.c (fold_binary) <case BIT_AND_EXPR>: Avoid infinite
6501 recursion if build_int_cst_type returns the same INTEGER_CST as arg1.
6503 2009-05-20 Eric Botcazou <ebotcazou@adacore.com>
6505 * fold-const.c (build_fold_addr_expr_with_type): Take the address of
6506 the operand of VIEW_CONVERT_EXPR.
6508 2009-05-20 H.J. Lu <hongjiu.lu@intel.com>
6510 * config/i386/driver-i386.c (host_detect_local_cpu): Check
6511 extended family and model for Intel processors. Support Intel Atom.
6513 2009-05-20 Olivier Hainque <hainque@adacore.com>
6515 * gstab.h (stab_code_type): Define, to be used instead of the
6516 __stab_debug_code enum, made anonymous. Add 2009 to the copyright
6518 * dbxout.c (STAB_CODE_TYPE): Remove #define and replace use
6519 occurrences by stab_code_type.
6520 * mips-tfile.c (STAB_CODE_TYPE): Remove #define, unused.
6522 2009-05-20 Martin Jambor <mjambor@suse.cz>
6524 * tree-flow.h (insert_edge_copies_seq): Undeclare.
6525 (sra_insert_before): Likewise.
6526 (sra_insert_after): Likewise.
6527 (sra_init_cache): Likewise.
6528 (sra_type_can_be_decomposed_p): Likewise.
6529 * tree-mudflap.c (insert_edge_copies_seq): Copied here from tree-sra.c
6530 * tree-sra.c (sra_type_can_be_decomposed_p): Made static.
6531 (sra_insert_before): Likewise.
6532 (sra_insert_after): Likewise.
6533 (sra_init_cache): Likewise.
6534 (insert_edge_copies_seq): Made static and moved upwards.
6536 * tree-complex.c (extract_component): Added VIEW_CONVERT_EXPR switch
6539 * tree-flow-inline.h (contains_view_convert_expr_p): New function.
6541 * ipa-prop.c (get_ssa_def_if_simple_copy): New function.
6542 (determine_cst_member_ptr): Call get_ssa_def_if_simple_copy to skip
6545 2009-05-20 Richard Guenther <rguenther@suse.de>
6547 * expr.c (expand_expr_real_1): Avoid calling do_store_flag
6548 with mismatched comparison modes.
6550 2009-05-20 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
6552 * config/arm/arm.md (*arm_iorsi3): Refactored for only ARM.
6553 (peephole ior (reg, int) -> mov, ior): Refactored for only ARM.
6554 * config/arm/thumb2.md (*thumb_andsi_not_shiftsi_si): Allow bic
6555 with shifts for Thumb2.
6556 (orsi_notsi): New for orn.
6557 (*thumb_orsi_notshiftsi_si): Allow orn with shifts.
6558 (*thumb2_iorsi3): Rewrite support for iorsi for Thumb2.
6559 * config/arm/arm.c (const_ok_for_op): Split case for IOR for Thumb2.
6560 (arm_gen_constant): Set can_invert for IOR and Thumb2, Add comments.
6561 Don't invert remainder for IOR.
6563 2009-05-19 Zdenek Dvorak <ook@ucw.cz>
6565 PR tree-optimization/40087
6566 * tree-ssa-loop-niter.c (number_of_iterations_ne_max,
6567 number_of_iterations_ne): Rename never_infinite argument.
6568 (number_of_iterations_lt_to_ne, number_of_iterations_lt,
6569 number_of_iterations_le): Handle pointer-type ivs when
6570 exit_must_be_taken is false.
6571 (number_of_iterations_cond): Do not always assume that
6572 exit_must_be_taken if the control variable is a pointer.
6574 2009-05-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
6576 * c-typeck.c (build_binary_op): Allow % on integal vectors.
6577 * doc/extend.texi (Vector Extension): Document that % is allowed too.
6579 2009-05-19 H.J. Lu <hongjiu.lu@intel.com>
6581 * config/i386/i386.c (ix86_avoid_jump_mispredicts): Check
6582 ASM_OUTPUT_MAX_SKIP_PAD instead of ASM_OUTPUT_MAX_SKIP_ALIGN.
6584 2009-05-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
6587 * c.opt (Wlogical-op): Disabled by default.
6588 * c-opt (c_common_post_options): Do not enable Wlogical-op with
6590 * doc/invoke.texi (Wlogical-op): Likewise.
6592 2009-05-19 Eric Botcazou <ebotcazou@adacore.com>
6594 * tree-scalar-evolution.c (follow_ssa_edge_expr) <NOP_EXPR>: Turn
6596 <PLUS_EXPR>: Strip useless type conversions instead of type nops.
6597 Propagate the type of the first operand.
6598 <ASSERT_EXPR>: Simplify.
6599 (follow_ssa_edge_in_rhs): Use gimple_expr_type to get the type.
6600 Rewrite using the RHS code as discriminant.
6601 <NOP_EXPR>: Turn into CASE_CONVERT.
6602 <PLUS_EXPR>: Propagate the type of the first operand.
6604 2009-05-19 Steve Ellcey <sje@cup.hp.com>
6606 * config/ia64/ia64-protos.h (ia64_dconst_0_5): New.
6607 (ia64_dconst_0_375): New.
6608 * config/ia64/ia64.c (ia64_override_options): Remove
6609 -minline-sqrt-min-latency warning.
6610 (ia64_dconst_0_5_rtx, ia64_dconst_0_5): New.
6611 (ia64_dconst_0_375_rtx, ia64_dconst_0_375): New
6612 * config/ia64/ia64.md (*sqrt_approx): Remove.
6613 (sqrtsf2): Remove #if 0.
6614 (sqrtsf2_internal_thr): Rewrite and move to div.md.
6615 (sqrtdf): Remove assert.
6616 (sqrtdf2_internal_thr): Rewrite and move to div.md.
6617 (sqrtxf2): Remove #if 0.
6618 (sqrtxf2_internal_thr): Rewrite and move to div.md.
6619 * div.md (sqrt_approx_rf): New.
6620 (sqrtsf2_internal_thr): New implementation.
6621 (sqrtsf2_internal_lat): New.
6622 (sqrtdf2_internal_thr: New implementation.
6623 (sqrtxf2_internal): New implementation.
6625 2009-05-19 Francois-Xavier Coudert <fxcoudert@gmail.com>
6626 Hans-Peter Nilsson <hp@axis.com>
6628 * defaults.h (UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE)
6629 (WCHAR_TYPE, MODIFIED_WCHAR_TYPE, PTRDIFF_TYPE, WINT_TYPE)
6630 (INTMAX_TYPE, UINTMAX_TYPE, SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE)
6631 (INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE)
6632 (UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE)
6633 (INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE)
6634 (UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE)
6635 (INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE)
6636 (UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE)
6637 (SIZE_TYPE, PID_TYPE, CHAR16_TYPE, CHAR32_TYPE): Move defaults here...
6638 * c-common.c: ...from here.
6640 2009-05-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
6642 * c-common.c (warn_logical_operator): Remove unnecessary conditionals.
6644 2009-05-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6646 * builtins.c (do_mpc_arg1): Separate MPFR/MPC C rounding types.
6648 2009-05-19 Ben Elliston <bje@au.ibm.com>
6650 * unwind-dw2-fde.c (fde_unencoded_compare): Replace type punning
6651 assignments with memcpy calls.
6652 (add_fdes): Likewise.
6653 (binary_search_unencoded_fdes): Likewise.
6654 (linear_search_fdes): Eliminate type puns.
6656 2009-05-19 Richard Guenther <rguenther@suse.de>
6658 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do
6659 not falsely claim to have propagated into all uses.
6661 2009-05-19 Ben Elliston <bje@au.ibm.com>
6663 * doc/invoke.texi (C Dialect Options): Update OpenMP specification
6666 2009-05-18 Kaz Kojima <kkojima@gcc.gnu.org>
6668 * config/sh/sh-protos.h (sh_legitimate_address_p): Remove.
6669 * config/sh/sh.c (sh_legitimate_address_p): Make static.
6670 (TARGET_LEGITIMATE_ADDRESS_P): New.
6671 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
6672 * config/sh/sh.md: Clean up references to GO_IF_LEGITIMATE_ADDRESS.
6674 2009-05-18 Dodji Seketeli <dodji@redhat.com>
6677 * dwarf2out.c (gen_type_die_with_usage): Generate the DIE as a
6678 child of the containing namespace's DIE.
6680 2009-05-18 Adam Nemet <anemet@caviumnetworks.com>
6682 * config/mips/mips.md (*zero_extend<GPR:mode>_trunc<SHORT:mode>,
6683 *zero_extendhi_truncqi): Move after the zero_extend patterns.
6684 (*extenddi_truncate<mode>, *extendsi_truncate<mode>): Move after the
6687 2009-05-18 H.J. Lu <hongjiu.lu@intel.com>
6690 * config/i386/i386.c (ix86_avoid_jump_misspredicts): Replace
6691 gen_align with gen_pad.
6692 (ix86_reorg): Check ASM_OUTPUT_MAX_SKIP_PAD instead of
6693 #ifdef ASM_OUTPUT_MAX_SKIP_ALIGN.
6695 * config/i386/i386.h (ASM_OUTPUT_MAX_SKIP_PAD): New.
6696 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_PAD): Likewise.
6698 * config/i386/i386.md (align): Renamed to ...
6699 (pad): This. Replace ASM_OUTPUT_MAX_SKIP_ALIGN with
6700 ASM_OUTPUT_MAX_SKIP_PAD.
6702 2009-05-18 Andreas Schwab <schwab@linux-m68k.org>
6704 * config.gcc: Fix variable syntax.
6707 * config/m68k/m68k.c (output_andsi3): Mask off sign bit copies
6708 before calling exact_log2.
6709 (output_iorsi3): Likewise.
6710 (output_xorsi3): Likewise.
6712 2009-05-18 Kaz Kojima <kkojima@gcc.gnu.org>
6714 * config/sh/sh.c (expand_cbranchdi4): Use a scratch register
6715 for the none zero constant operand except for EQ and NE
6716 comprisons even when the first operand is R0.
6718 2009-05-18 Andreas Krebbel <krebbel1@de.ibm.com>
6720 * config/s390/2064.md: Remove trailing whitespaces.
6721 * config/s390/2084.md: Likewise.
6722 * config/s390/constraints.md: Likewise.
6723 * config/s390/fixdfdi.h: Likewise.
6724 * config/s390/libgcc-glibc.ver: Likewise.
6725 * config/s390/s390-modes.def: Likewise.
6726 * config/s390/s390-protos.h: Likewise.
6727 * config/s390/s390.c: Likewise.
6728 * config/s390/s390.h: Likewise.
6729 * config/s390/s390.md: Likewise.
6730 * config/s390/tpf-unwind.h: Likewise.
6732 2009-05-18 Maxim Kuvyrkov <maxim@codesourcery.com>
6734 * config/m68k/m68k.c (m68k_legitimize_address): Fix typo in signature.
6736 2009-05-18 Maxim Kuvyrkov <maxim@codesourcery.com>
6739 * configure.ac (m68k-*-*): Check if binutils support TLS.
6740 * configure: Regenerate.
6741 * config/m68k/predicates.md (symbolic_operand): Extend comment.
6742 * config/m68k/constraints.md (Cu): New constraint.
6743 * config/m68k/m68k.md (UNSPEC_GOTOFF): Remove.
6744 (UNSPEC_RELOC16, UNSPEC_RELOC32): New constants.
6745 (movsi): Handle TLS symbols.
6746 (addsi3_5200): Handle XTLS symbols, indent.
6747 * config/m68k/m68k-protos.h (m68k_legitimize_tls_address): Declare.
6748 (m68k_tls_reference_p): Declare.
6749 (m68k_legitimize_address): Declare.
6750 (m68k_unwrap_symbol): Declare.
6751 * config/m68k/m68k.opt (mxtls): New option.
6752 * config/m68k/m68k.c (ggc.h): Include.
6753 (m68k_output_dwarf_dtprel): Implement hook.
6754 (TARGET_HAVE_TLS, TARGET_ASM_OUTPUT_DWARF_DTPREL): Define.
6755 (m68k_expand_prologue): Load GOT pointer when function needs it.
6756 (m68k_illegitimate_symbolic_constant_p): Handle TLS symbols.
6757 (m68k_legitimate_constant_address_p): Same.
6758 (m68k_decompose_address): Handle TLS references.
6759 (m68k_get_gp): New static function.
6760 (enum m68k_reloc): New contants.
6761 (TLS_RELOC_P): New macro.
6762 (m68k_wrap_symbol): New static function.
6763 (m68k_unwrap_symbol): New function.
6764 (m68k_final_prescan_insn_1): New static function.
6765 (m68k_final_prescan_insn): New function.
6766 (m68k_move_to_reg, m68k_wrap_symbol_into_got_ref): New static
6768 (legitimize_pic_address): Handle TLS references..
6769 (m68k_tls_get_addr, m68k_get_tls_get_addr)
6770 (m68k_libcall_value_in_a0_p)
6771 (m68k_call_tls_get_addr, m68k_read_tp, m68k_get_m68k_read_tp)
6772 (m68k_call_m68k_read_tp): Helper variables and functions for ...
6773 (m68k_legitimize_tls_address): Handle TLS references.
6774 (m68k_tls_symbol_p, m68k_tls_reference_p_1, m68k_tls_reference_p):
6776 (m68k_legitimize_address): Handle TLS symbols.
6777 (m68k_get_reloc_decoration): New static function.
6778 (m68k_output_addr_const_extra): Handle UNSPEC_RELOC16 and
6780 (m68k_output_dwarf_dtprel): Implement hook.
6781 (print_operand_address): Handle UNSPEC_RELOC16 adn UNSPEC_RELOC32.
6782 (m68k_libcall_value): Return result in A0 instead of D0 when asked by
6783 m68k_call_* routines.
6784 (sched_attr_op_type): Handle TLS symbols.
6785 (gt-m68k.h): Include.
6786 * config/m68k/m68k.h (FINAL_PRESCAN_INSN): Define.
6787 (LEGITIMATE_PIC_OPERAND_P): Support TLS.
6789 2009-05-18 Martin Jambor <mjambor@suse.cz>
6791 * ipa-prop.c (ipa_check_stmt_modifications): Removed.
6792 (visit_store_addr_for_mod_analysis): New function.
6793 (ipa_detect_param_modifications): Use walk_stmt_load_store_addr_ops.
6794 (determine_cst_member_ptr): Use gimple_assign_single_p.
6795 (ipa_get_stmt_member_ptr_load_param): Use gimple_assign_single_p.
6796 (ipa_analyze_call_uses): Use !gimple_assign_rhs2 rather than number of
6797 operands. Don't check number of operands of a NOP_EXPR.
6799 2009-05-18 Eric Fisher <joefoxreal@gmail.com>
6801 * doc/tree-ssa.texi (SSA Operands): Fix a mistake.
6803 2009-05-17 Manuel López-Ibáñez <manu@gcc.gnu.org>
6806 * c-common.c (warn_logical_operator): Don't warn if one of
6807 expression isn't always true or false.
6809 2009-05-17 Kai Tietz <kai.tietz@onevision.com>
6811 * config/i386/biarch32.h: New file.
6812 * config.gcc: Add for target i386-w64-* the biarch32.h to tm_file.
6814 2009-05-17 Adam Nemet <anemet@caviumnetworks.com>
6816 * config/mips/mips.md (*zero_extend<mode>_trunchi,
6817 *zero_extend<mode>_truncqi): Merge these into ...
6818 (*zero_extend<GPR:mode>_trunc<SHORT:mode>): ... this new pattern.
6819 Name the pattern following this as *zero_extendhi_truncqi.
6821 2009-05-16 Brad Lucier <lucier@math.purdue.edu>
6824 * hwint.h: Add macro HOST_WIDEST_INT_PRINT.
6825 * bitmap.c (bitmap_descriptor): Make fields HOST_WIDEST_INT.
6826 (output_info): Make field HOST_WIDEST_INT.
6827 (print_statistics): Use HOST_WIDEST_INT_PRINT.
6828 (dump_bitmat_statistics): Same.
6830 2009-05-16 Francois-Xavier Coudert <fxcoudert@gmail.com>
6832 * config.gcc (use_gcc_stdint): Set to wrap.
6833 * config/darwin.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
6834 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
6835 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
6836 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
6837 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
6838 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
6839 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
6840 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
6842 2009-05-16 Joseph Myers <joseph@codesourcery.com>
6844 * config.gcc (mips*-*-*): Support arch_32, arch_64, tune_32 and
6846 * config/mips/mips.h (MIPS_ABI_DEFAULT, MULTILIB_ABI_DEFAULT):
6847 Move definitions earlier.
6848 (OPT_ARCH64, OPT_ARCH32): Define.
6849 (OPTION_DEFAULT_SPECS): Add entries for arch_32, arch_64, tune_32
6852 2009-05-16 Richard Earnshaw <rearnsha@arm.com>
6855 * arm.md (cstoresi_nltu_thumb1): Use a neg of ltu as the pattern name
6858 2009-05-16 Richard Earnshaw <rearnsha@arm.com>
6860 * arm.md (movdi2): Copy non-reg values to DImode registers.
6862 2009-05-16 Jakub Jelinek <jakub@redhat.com>
6865 * final.c (label_to_max_skip): New function.
6866 (label_to_alignment): Only use LABEL_TO_ALIGNMENT if
6867 CODE_LABEL_NUMBER <= max_labelno.
6868 * output.h (label_to_max_skip): New prototype.
6869 * config/i386/i386.c (ix86_avoid_jump_misspredicts): Renamed to...
6870 (ix86_avoid_jump_mispredicts): ... this. Don't define if
6871 ASM_OUTPUT_MAX_SKIP_ALIGN isn't defined. Update comment.
6872 Handle CODE_LABELs with >= 16 byte alignment or with
6873 max_skip == (1 << align) - 1.
6874 (ix86_reorg): Don't call ix86_avoid_jump_mispredicts if
6875 ASM_OUTPUT_MAX_SKIP_ALIGN isn't defined.
6878 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Don't emit second
6879 .p2align 3 if MAX_SKIP is smaller than 7.
6880 * config/i386/linux.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Likewise.
6882 2009-05-15 Ian Lance Taylor <iant@google.com>
6884 * alias.c (struct alias_set_entry_d): Rename from struct
6885 alias_set_entry. Change all uses.
6886 * except.c (struct call_site_record_d): Rename from struct
6887 call_site_record. Change all uses.
6888 * except.h (struct eh_region_d): Rename from struct eh_region.
6890 * gcse.c (struct hash_table_d): Rename from struct hash_table.
6892 * graphite.c (struct ivtype_map_elt_d): Rename fromstruct
6893 ivtype_map_elt. Change all uses.
6894 (struct rename_map_elt_d): Rename fromstruct rename_map_elt.
6896 (struct ifsese_d): Rename fromstruct ifsese. Change all uses.
6897 * graphite.h (struct name_tree_d): Rename from struct name_tree.
6899 (struct sese_d): Rename from struct sese. Change all uses.
6900 * omega.h (struct eqn_d): Rename from struct eqn. Change all uses.
6901 (struct omega_pb_d): Rename from struct omega_pb. Change all uses.
6902 * optabs.h (struct optab_d): Rename from struct optab. Change all
6904 (struct convert_optab_d): Rename from struct convert_optab.
6906 * tree-pass.h (struct ipa_opt_pass_d): Rename fromstruct
6907 ipa_opt_pass. Change all uses.
6908 * tree-predcom.c (struct dref_d): Rename from struct dref. Change
6911 * c-decl.c (pushtag): If -Wc++-compat, warn if the tag is already
6912 defined as a typedef.
6913 (grokdeclarator): If -Wc++-compat, warn if a typedef is already
6916 2009-05-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
6919 * fold-const.c (make_range,build_range_check,merge_ranges): Move
6921 (merge_ranges): Returns bool.
6922 * tree.h (make_range): .. to here.
6923 (build_range_check): Likewise.
6924 (merge_ranges): Likewise. Renamed from merge_ranges.
6925 * c-typeck.c (parser_build_binary_op): Update calls to
6926 warn_logical_operator.
6927 * c-common.c (warn_logical_operator): Add new warning.
6928 * c-common.h (warn_logical_operator): Update declaration.
6930 2009-05-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
6932 * ira-conflicts.c (add_insn_allocno_copies): Fix wrong conditional.
6934 2009-05-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6936 * doc/install.texi: Document MPC requirements, flags etc.
6938 * builtins.c (do_mpc_arg1, fold_builtin_ccos): New.
6939 (fold_builtin_cexp): Ensure we get a complex REAL_TYPE.
6940 Evaluate constant arguments.
6941 (fold_builtin_carg): Ensure we get a complex REAL_TYPE.
6942 (fold_builtin_1): Likewise, also evaluate constant arguments.
6943 Remove superfluous break.
6944 (do_mpc_ckconv): New.
6945 * real.h: Include mpc.h.
6946 * toplev.c (print_version): Output MPC version info if available.
6948 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
6950 * fold-const.c (fold_convert_const_real_from_real): Check for overflow.
6952 2009-05-15 H.J. Lu <hongjiu.lu@intel.com>
6954 * config/i386/i386.c (ix86_reorg): Call optimize_function_for_speed_p
6957 2009-05-15 Jan Hubicka <jh@suse.cz>
6959 * doc/invoke.texi (max-early-inliner-iterations): New flag.
6960 * ipa-inline.c (enum inlining_mode): New INLINE_SIZE_NORECURSIVE.
6961 (try_inline): Fix return value.
6962 (cgraph_decide_inlining_incrementally): Honor new value.
6963 (cgraph_early_inlining): Handle indirect inlining.
6964 * params.def (PARAM_EARLY_INLINER_MAX_ITERATIONS): New.
6966 2009-05-15 Jan Hubicka <jh@suse.cz>
6968 * cgraph.h (struct cgraph_node): Add finalized_by_frotnend flag.
6969 * cgraphunit.c (cgraph_finalize_function): Set it.
6970 (cgraph_expand_function): Use it.
6972 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
6974 * real.c (encode_ieee_half): Define.
6975 (decode_ieee_half): Define.
6976 (ieee_half_format): Define.
6977 (arm_half_format): Define.
6978 * real.h (ieee_half_format): Declare.
6979 (arm_half_format): Declare.
6981 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
6983 * optabs.c (prepare_float_lib_cmp): Test that the comparison,
6984 swapped, and reversed optabs exist before trying to use them.
6986 2009-05-15 Paul Brook <paul@codesourcery.com>
6987 Sandra Loosemore <sandra@codesourcery.com>
6989 * config/arm/arm.c (neon_vector_mem_operand): Handle element/structure
6990 loads. Allow PRE_DEC.
6991 (output_move_neon): Handle PRE_DEC.
6992 (arm_print_operand): Add 'A' for neon structure loads.
6993 * config/arm/arm-protos.h (neon_vector_mem_operand): Update prototype.
6994 * config/arm/neon.md (neon_mov): Update comment.
6995 * config/arm/constraints.md (Un, Us): Update neon_vector_mem_operand
6997 (Um): New constraint.
6999 2009-05-15 Jan Hubicka <jh@suse.cz>
7001 Revert the following patch until testsuite fallout is fixed:
7002 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
7003 * cgraph.h (struct inline_summary): New filed self_wize,
7004 size_inlining_benefit, self_time and time_inlining_benefit.
7005 (struct cgraph_global_info): Replace insns by time ans size fields.
7006 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
7007 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
7008 (ipcp_update_callgraph): Do not touch function bodies.
7009 * ipa-inline.c: Include except.h
7010 (MAX_TIME): New constant.
7011 (overall_insns): Remove
7012 (overall_size, max_benefit): New static variables.
7013 (cgraph_estimate_time_after_inlining): New function.
7014 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
7015 (cgraph_clone_inlined_nodes): Update size.
7016 (cgraph_mark_inline_edge): Update size.
7017 (cgraph_estimate_growth): Use size info.
7018 (cgraph_check_inline_limits): Check size.
7019 (cgraph_default_inline_p): Likewise.
7020 (cgraph_edge_badness): Compute badness based on benefit and size cost.
7021 (cgraph_decide_recursive_inlining): Check size.
7022 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
7024 (cgraph_decide_inlining): Likewise.
7025 (cgraph_decide_inlining_incrementally): Likewise; honor
7026 PARAM_EARLY_INLINING_INSNS.
7027 (likely_eliminated_by_inlining_p): New predicate.
7028 (estimate_function_body_sizes): New function.
7029 (compute_inline_parameters): Use it.
7030 * except.c (must_not_throw_labels): New function.
7031 * except.h (must_not_throw_labels): Declare.
7032 * tree-inline.c (init_inline_once): Kill inlining_weigths
7033 * tree-ssa-structalias.c: Avoid uninitialized warning.
7034 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
7035 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
7036 (PARAM_INLINE_CALL_COST): Remove.
7037 (PARAM_EARLY_INLINING_INSNS): New.
7039 2009-05-15 Richard Guenther <rguenther@suse.de>
7041 * tree-ssa-pre.c (eliminate): Use TODO_update_ssa_only_virtuals,
7042 not TODO_update_ssa.
7044 2009-05-15 Richard Guenther <rguenther@suse.de>
7046 PR tree-optimization/39999
7047 * gimple.h (gimple_expr_type): Use the expression type looking
7048 through useless conversions.
7049 * tree-ssa-sccvn.c (vn_nary_op_lookup_stmt): Use gimple_expr_type.
7050 (vn_nary_op_insert_stmt): Likewise.
7051 (simplify_binary_expression): Likewise.
7053 2009-05-15 Richard Guenther <rguenther@suse.de>
7055 * common.opt (-ftree-forwprop, -ftree-phiprop, -ftree-pta):
7056 New options, enabled by default.
7057 * doc/invoke.texi (-ftree-forwprop, -ftree-phiprop, -ftree-pta):
7059 * tree-ssa-forwprop.c (gate_forwprop): Use flag_tree_forwprop.
7060 * tree-ssa-phiprop.c (gate_phiprop): Use flag_tree_phiprop.
7061 * tree-ssa-structalias.c (gate_tree_pta): New function.
7062 (pass_build_alias): Use it.
7064 2009-05-15 Joseph Myers <joseph@codesourcery.com>
7066 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Also
7067 recurse on an invariant address if a conversion from a pointer
7068 type to a wider integer type is involved.
7070 2009-05-15 Jan Hubicka <jh@suse.cz>
7072 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
7073 * cgraph.h (struct inline_summary): New filed self_wize,
7074 size_inlining_benefit, self_time and time_inlining_benefit.
7075 (struct cgraph_global_info): Replace insns by time ans size fields.
7076 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
7077 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
7078 (ipcp_update_callgraph): Do not touch function bodies.
7079 * ipa-inline.c: Include except.h
7080 (MAX_TIME): New constant.
7081 (overall_insns): Remove
7082 (overall_size, max_benefit): New static variables.
7083 (cgraph_estimate_time_after_inlining): New function.
7084 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
7085 (cgraph_clone_inlined_nodes): Update size.
7086 (cgraph_mark_inline_edge): Update size.
7087 (cgraph_estimate_growth): Use size info.
7088 (cgraph_check_inline_limits): Check size.
7089 (cgraph_default_inline_p): Likewise.
7090 (cgraph_edge_badness): Compute badness based on benefit and size cost.
7091 (cgraph_decide_recursive_inlining): Check size.
7092 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
7094 (cgraph_decide_inlining): Likewise.
7095 (cgraph_decide_inlining_incrementally): Likewise; honor
7096 PARAM_EARLY_INLINING_INSNS.
7097 (likely_eliminated_by_inlining_p): New predicate.
7098 (estimate_function_body_sizes): New function.
7099 (compute_inline_parameters): Use it.
7100 * except.c (must_not_throw_labels): New function.
7101 * except.h (must_not_throw_labels): Declare.
7102 * tree-inline.c (init_inline_once): Kill inlining_weigths
7103 * tree-ssa-structalias.c: Avoid uninitialized warning.
7104 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
7105 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
7106 (PARAM_INLINE_CALL_COST): Remove.
7107 (PARAM_EARLY_INLINING_INSNS): New.
7108 doc/invoke.texi (max-inline-insns-auto, early-inlining-insns): Update.
7109 (inline-call-cost): Remove.
7110 (early-inlining-insns): New.
7112 2009-05-15 Eric Botcazou <ebotcazou@adacore.com>
7114 * dbxout.c (dbxout_range_type): Add LOW and HIGH parameters. Use them
7116 (print_int_cst_bounds_in_octal_p): Likewise.
7117 (dbxout_type): Adjust calls to above functions. Be prepared to deal
7119 * dwarf2out.c (base_type_die): Likewise.
7120 (is_subrange_type): Delete.
7121 (subrange_type_die): Add LOW and HIGH parameters. Use them for bounds.
7122 (modified_type_die): Call subrange_type_for_debug_p on subtypes.
7123 * fold-const.c (fold_truth_not_expr) <CONVERT_EXPR>: Do not strip it
7124 if the destination type is boolean.
7125 (build_range_check): Do not special-case subtypes.
7126 (fold_sign_changed_comparison): Likewise.
7127 (fold_unary): Likewise.
7128 * langhooks-def.h (LANG_HOOKS_GET_SUBRANGE_BOUNDS): Define.
7129 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add LANG_HOOKS_GET_SUBRANGE_BOUNDS.
7130 * langhooks.h (lang_hooks_for_types): Add get_subrange_bounds.
7131 * tree.c (subrange_type_for_debug_p): New predicate based on the
7132 former is_subrange_type.
7133 * tree.h (subrange_type_for_debug_p): Declare.
7134 * tree-chrec.c (avoid_arithmetics_in_type_p): Delete.
7135 (convert_affine_scev): Remove call to above function.
7136 (chrec_convert_aggressive): Likewise.
7137 * tree-ssa.c (useless_type_conversion_p_1): Do not specifically return
7138 false for conversions involving subtypes.
7139 * tree-vrp.c (vrp_val_max): Do not special-case subtypes.
7140 (vrp_val_min): Likewise.
7141 (needs_overflow_infinity): Likewise.
7142 (extract_range_from_unary_expr): Likewise.
7144 2009-05-15 Paolo Bonzini <bonzini@gnu.org>
7146 * config/frv/frv.h: Clean up references to GO_IF_LEGITIMATE_ADDRESS.
7147 * config/frv/frv.c: Likewise.
7148 * config/s390/s390.c: Likewise.
7149 * config/sparc/sparc.h: Likewise.
7150 * config/i386/i386.h: Likewise.
7151 * config/i386/i386.c: Likewise.
7152 * config/crx/crx.c: Likewise.
7153 * config/m68hc11/m68hc11.h: Likewise.
7154 * config/iq2000/iq2000.c: Likewise.
7155 * config/mn10300/mn10300.h: Likewise.
7156 * config/mn10300/mn10300.c: Likewise.
7157 * config/m68k/m68k.c: Likewise.
7158 * config/rs6000/rs6000.c: Likewise.
7159 * config/rs6000/xcoff.h: Likewise.
7160 * config/rs6000/linux64.h: Likewise.
7161 * config/rs6000/sysv4.h: Likewise.
7162 * config/score/score3.c: Likewise.
7163 * config/score/score7.c: Likewise.
7164 * config/score/score.c: Likewise.
7165 * config/arm/arm.md: Likewise.
7166 * config/mips/mips.c: Likewise.
7167 * config/mips/mips.md: Likewise.
7168 * config/bfin/bfin.h: Likewise.
7169 * config/pa/pa.c: Likewise.
7170 * config/pa/constraints.md: Likewise.
7172 * config/pdp11/pdp11-protos.h (legitimate_address_p): Delete.
7173 * config/pdp11/pdp11.c (legitimate_address_p): Delete.
7174 * config/pdp11/pdp11.h: Use memory_address_p instead.
7176 2009-05-14 Ian Lance Taylor <iant@google.com>
7178 * passes.c (finish_optimization_passes): Change i to int.
7179 * plugin.c (plugins_active_p): Change event to int.
7180 (dump_active_plugins): Likewise.
7181 * reginfo.c (invalid_mode_change_p): Change to to unsigned int.
7183 * tree.c (tree_range_check_failed): Change c to unsigned int.
7184 (omp_clause_range_check_failed): Likewise.
7185 (build_common_builtin_nodes): Change mode to int. Add cast.
7186 * config/ia64/ia64.c (is_emitted): Change r to unsigned int.
7187 (ia64_hard_regno_rename_ok, ia64_eh_uses): Likewise.
7189 * c-typeck.c (build_unary_op): If -Wc++-compat, warn about using
7190 ++ or -- with a variable of enum type.
7192 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
7195 * opts.c (common_handle_option): Add OPT_fcse_skip_blocks as a no-op.
7197 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
7199 * store-motion.c: Do not include params.h
7200 * Makefile.in: Fix dependencies for various files.
7202 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
7204 * auto-inc-dec.c: Fix pass description, remove apparent
7205 accidental duplication.
7207 2009-05-14 H.J. Lu <hongjiu.lu@intel.com>
7210 * ipa-utils.h (memory_identifier_string): Moved to ...
7211 * tree.h (memory_identifier_string): Here. Add GTY(()).
7213 2009-05-14 Paolo Bonzini <bonzini@gnu.org>
7215 * doc/tm.texi (TARGET_LEGITIMATE_ADDRESS_P): Refer mainly to this
7216 in the former documentation of...
7217 (GO_IF_LEGITIMATE_ADDRESS): ... this.
7218 * ira-conflicts.c (get_dup_num): Use address_operand.
7219 * targhooks.c (default_legitimate_address_p): New.
7220 * targhooks.h (default_legitimate_address_p): New.
7221 * reload.c (strict_memory_address_p) [!GO_IF_LEGITIMATE_ADDRESS]:
7223 * recog.c (memory_address_p) [!GO_IF_LEGITIMATE_ADDRESS]: Call hook.
7224 * target.h (struct target): Add legitimate_address_p.
7225 * target-def.h (TARGET_LEGITIMATE_ADDRESS_P): New.
7226 (TARGET_INITIALIZER): Include it.
7228 * config/alpha/alpha.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7229 * config/alpha/alpha-protos.h (alpha_legitimate_address_p): Remove.
7230 * config/alpha/alpha.c (alpha_legitimate_address_p): Make static.
7231 (TARGET_LEGITIMATE_ADDRESS_P): New.
7233 * config/frv/frv.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7234 (REG_OK_STRICT_P): Delete.
7235 * config/frv/frv-protos.h (frv_legitimate_address_p): Rename to...
7236 (frv_legitimate_address_p_1): ... this.
7237 * config/frv/frv.c (frv_legitimate_address_p): Forward to...
7238 (frv_legitimate_address_p_1): ... the renamed old
7239 frv_legitimate_address_p.
7240 * config/frv/predicates.md: Adjust calls to frv_legitimate_address_p.
7241 (TARGET_LEGITIMATE_ADDRESS_P): New.
7243 * config/s390/s390.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7244 * config/s390/s390-protos.h (legitimate_address_p): Remove.
7245 * config/s390/s390.c (legitimate_address_p): Rename to...
7246 (s390_legitimate_address_p): ... this, make static.
7247 (legitimize_address): Adjust call.
7248 (TARGET_LEGITIMATE_ADDRESS_P): New.
7249 * config/s390/constraints.md ("e"): Call strict_memory_address_p.
7251 * config/m32c/m32c.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7252 * config/m32c/m32c-protos.h (m32c_legitimate_address_p): Remove.
7253 * config/m32c/m32c.c (m32c_legitimate_address_p): Make static.
7254 (TARGET_LEGITIMATE_ADDRESS_P): New.
7256 * config/spu/spu.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7257 * config/spu/spu-protos.h (spu_legitimate_address): Remove.
7258 * config/spu/spu.c (spu_legitimate_address): Rename to...
7259 (spu_legitimate_address_p): ... this, make static.
7260 (TARGET_LEGITIMATE_ADDRESS_P): New.
7262 * config/sparc/sparc.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7263 * config/sparc/sparc-protos.h (legitimate_address_p): Remove.
7264 * config/sparc/sparc.c (legitimate_address_p): Rename to...
7265 (sparc_legitimate_address_p): ... this, make static and return bool.
7266 (legitimize_address): Adjust call.
7267 (TARGET_LEGITIMATE_ADDRESS_P): New.
7269 * config/i386/i386.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7270 * config/i386/i386-protos.h (legitimate_address_p): Remove.
7271 * config/i386/i386.c (legitimate_address_p): Rename to...
7272 (ix86_legitimate_address_p): ... this, make static.
7273 (constant_address_p): Move after it, adjust call.
7274 (TARGET_LEGITIMATE_ADDRESS_P): New.
7276 * config/avr/avr.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7277 * config/avr/avr-protos.h (legitimate_address_p): Remove.
7278 * config/avr/avr.c (legitimate_address_p): Rename to...
7279 (avr_legitimate_address_p): ... this, make static.
7280 (legitimize_address): Adjust call.
7281 (TARGET_LEGITIMATE_ADDRESS_P): New.
7283 * config/crx/crx.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7284 * config/crx/crx-protos.h (crx_legitimate_address_p): Remove.
7285 * config/crx/crx.c (crx_legitimate_address_p): Make static.
7286 (TARGET_LEGITIMATE_ADDRESS_P): New.
7288 * config/xtensa/xtensa.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7289 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): Remove.
7290 * config/xtensa/xtensa.c (xtensa_legitimate_address_p): Make static.
7291 (TARGET_LEGITIMATE_ADDRESS_P): New.
7293 * config/stormy16/stormy16.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7294 * config/stormy16/stormy16-protos.h (xstormy16_legitimate_address_p):
7296 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p):
7298 (TARGET_LEGITIMATE_ADDRESS_P): New.
7300 * config/m68hc11/m68hc11.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7301 * config/m68hc11/m68hc11-protos.h (m68hc11_go_if_legitimate_address):
7303 * config/m68hc11/m68hc11.c (m68hc11_go_if_legitimate_address):
7305 (m68hc11_legitimate_address_p): ... this, make static.
7306 (go_if_legitimate_address_internal): Rename to...
7307 (m68hc11_legitimate_address_p_1): ... this.
7308 (legitimize_address): Adjust call.
7309 (TARGET_LEGITIMATE_ADDRESS_P): New.
7311 * config/iq2000/iq2000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7312 * config/iq2000/iq2000-protos.h (iq2000_legitimate_address_p): Remove.
7313 * config/iq2000/iq2000.c (iq2000_legitimate_address_p): Make static.
7314 (TARGET_LEGITIMATE_ADDRESS_P): New.
7316 * config/mn10300/mn10300.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7317 * config/mn10300/mn10300-protos.h (legitimate_address_p): Remove.
7318 * config/mn10300/mn10300.c (legitimate_address_p): Rename to...
7319 (mn10300_legitimate_address_p): ... this, make static.
7320 (TARGET_LEGITIMATE_ADDRESS_P): New.
7322 * config/m68k/m68k.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7323 * config/m68k/m68k-protos.h (m68k_legitimate_address_p): Remove.
7324 * config/m68k/m68k.c (m68k_legitimate_address_p): Make static.
7325 (TARGET_LEGITIMATE_ADDRESS_P): New.
7327 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7328 (REG_OK_STRICT_FLAG, REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P): Delete.
7329 (INT_REG_OK_FOR_BASE_P, INT_REG_OK_FOR_INDEX_P): Move above.
7330 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7331 * config/rs6000/rs6000-protos.h (rs6000_legitimate_address): Remove.
7332 * config/rs6000/rs6000.c (rs6000_legitimate_address): Rename to...
7333 (rs6000_legitimate_address_p): ... this, make static.
7334 (TARGET_LEGITIMATE_ADDRESS_P): New.
7335 (REG_MODE_OK_FOR_BASE_P): Delete.
7336 (rs6000_legitimize_reload_address): Use INT_REG_OK_FOR_BASE_P.
7338 * config/picochip/picochip.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7339 * config/picochip/picochip-protos.h (picochip_legitimate_address_p):
7341 * config/picochip/picochip.c (picochip_legitimate_address_p): Make
7342 static, adjust types.
7343 (TARGET_LEGITIMATE_ADDRESS_P): New.
7345 * config/score/score.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7346 * config/score/score.c (score_address_p): Rename to...
7347 (score_legitimate_address_p): ... this.
7348 (TARGET_LEGITIMATE_ADDRESS_P): New.
7349 * config/score/score3.c (score3_address_p): Rename to...
7350 (score3_legitimate_address_p): ... this.
7351 * config/score/score7.c (score7_address_p): Rename to...
7352 (score7_legitimate_address_p): ... this.
7354 * config/arm/arm.h (ARM_GO_IF_LEGITIMATE_ADDRESS,
7355 THUMB2_GO_IF_LEGITIMATE_ADDRESS, THUMB1_GO_IF_LEGITIMATE_ADDRESS,
7356 GO_IF_LEGITIMATE_ADDRESS): Delete.
7357 * config/arm/arm-protos.h (thumb1_legitimate_address_p,
7358 thumb2_legitimate_address_p): Delete.
7359 (arm_legitimate_address_p): Rename to...
7360 (arm_legitimate_address_outer_p): ... this.
7361 * config/arm/constraints.md ("Uq"): Adjust call.
7362 * config/arm/predicates.md (arm_extendqisi_mem_op): Likewise.
7363 * config/arm/arm.c (arm_legitimate_address_p): New, rename old one
7365 (arm_legitimate_address_outer_p): ... this.
7366 (thumb1_legitimate_address_p, thumb2_legitimate_address_p): Make
7368 (TARGET_LEGITIMATE_ADDRESS_P): New.
7370 * config/mips/mips.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7371 * config/mips/mips-protos.h (mips_legitimate_address_p): Remove.
7372 * config/mips/mips.c (mips_legitimate_address_p): ... Make static.
7373 (TARGET_LEGITIMATE_ADDRESS_P): New.
7375 * config/vax/vax.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7376 * config/vax/vax-protos.h (legitimate_address_p): Remove.
7377 * config/vax/vax.c (legitimate_address_p): Rename to...
7378 (vax_legitimate_address_p): ... this, make static.
7379 (TARGET_LEGITIMATE_ADDRESS_P): New.
7381 * config/h8300/h8300.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7382 * config/h8300/h8300-protos.h (h8300_legitimate_address_p): Remove.
7383 * config/h8300/h8300.c (h8300_legitimate_address_p): ... Make static.
7384 (TARGET_LEGITIMATE_ADDRESS_P): New.
7386 * config/mmix/mmix.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7387 * config/mmix/mmix-protos.h (mmix_legitimize_address): Remove.
7388 * config/mmix/mmix.c (mmix_legitimate_address): Rename to...
7389 (mmix_legitimate_address_p): ... this, make static.
7390 (TARGET_LEGITIMATE_ADDRESS_P): New.
7392 * config/bfin/bfin.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7393 * config/bfin/bfin-protos.h (bfin_legitimate_address_p): Remove.
7394 * config/bfin/bfin.c (bfin_legitimate_address_p): ... Make static.
7395 (TARGET_LEGITIMATE_ADDRESS_P): New.
7397 2009-05-14 Paolo Bonzini <bonzini@gnu.org>
7399 * config/arm/arm.h (PROMOTE_FUNCTION_MODE): Remove handling
7400 of MODE_COMPLEX_INT.
7402 2009-05-14 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
7404 * config/alpha/alpha.c (alpha_initialize_trampoline): Change 0 to
7405 LCT_NORMAL in function call.
7406 * mips-tdump.c (print_file_desc): Add cast to enum type.
7407 * mips-tfile.c (add_ext_symbol): Add casts to enum types.
7408 (mark_stabs): Add casts to enum types.
7409 (parse_stabs_common): Add casts to enum types.
7411 2009-05-13 Adam Nemet <anemet@caviumnetworks.com>
7413 * config/mips/mips.c (mips_print_operand) <REG, MEM, default>:
7414 Check for invalid values of LETTER.
7416 2009-05-13 Taras Glek <tglek@mozilla.com>
7418 * attribs.c (register_attribute): moved out attribute registration
7419 into register_attribute.
7420 * doc/plugins.texi: Documented register_attribute and
7422 * gcc-plugin.h: Added forward decl for register_attribute.
7423 * gcc-plugin.h (plugins_event): Added PLUGIN_ATTRIBUTES.
7424 * plugin.c (register_callback, invoke_plugin_callbacks): Added
7425 PLUGIN_ATTRIBUTES boilerplate.
7427 2009-05-14 Dave Korn <dave.korn.cygwin@gmail.com>
7429 * config/i386/msformat-c.c (ms_printf_length_specs): Use enumeration
7430 values even in sentinel and empty entries.
7431 (ms_printf_flag_specs): Likewise.
7432 (ms_scanf_flag_specs): Likewise.
7433 (ms_strftime_flag_specs): Likewise.
7434 (ms_print_char_table): Likewise.
7435 (ms_scan_char_table): Likewise.
7436 (ms_time_char_table): Likewise.
7438 2009-05-13 Doug Kwan <dougkwan@google.com>
7440 * tree-ssa-sccvn.c (compare_ops): Stabilize qsort.
7442 2009-05-13 Adam Nemet <anemet@caviumnetworks.com>
7444 * config/mips/mips.md (store): Add attributes for QI and HI.
7446 (truncdisi2, truncdihi2, truncdiqi2): Merge these into ...
7447 (truncdi<mode>2): ... this new pattern.
7449 2009-05-13 Brad Hards <bradh@kde.org>
7451 * Makefile.in (TEXI_GCCINT_FILES): Add plugins.texi.
7453 2009-05-14 Jakub Jelinek <jakub@redhat.com>
7454 Ben Elliston <bje@au.ibm.com>
7457 * dse.c (check_mem_read_rtx): Guard against width == -1.
7459 2009-05-13 Michael Matz <matz@suse.de>
7462 * tree-outof-ssa.c (maybe_renumber_stmts_bb): New function.
7463 (trivially_conflicts_p): New function.
7464 (insert_backedge_copies): Use it.
7466 2009-05-13 Janis Johnson <janis187@us.ibm.com>
7468 * c-pragma.c (enum pragma_switch_t): Prefix constants with PRAGMA_.
7469 (handle_stdc_pragma): Use new enum constant names.
7470 (handle_pragma_float_const_decimal64): Ditto.
7472 2009-05-13 Ian Lance Taylor <iant@google.com>
7474 * Makefile.in (build/gencheck.o): Depend upon all-tree.def, not
7477 2009-05-13 Nathan Sidwell <nathan@codesourcery.com>
7479 * config/m68k/t-uclinux (M68K_MLIB_CPU): Check for FL_UCLINUX.
7480 * config/m68k/m68k-devices.def: Add FL_UCLINUX to 68020 and 54455
7482 * config/m68k/m68k.h (FL_UCLINUX): Define.
7484 2009-05-13 Jan Hubicka <jh@suse.cz>
7486 * options.c (gfc_post_options): -fwhole-program imply -fwhole-file.
7488 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
7490 * config/sh/sh.h (OVERRIDE_OPTIONS): Clear flag_schedule_insns
7491 unless -fschedule-insns is specified.
7493 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
7496 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Don't set
7497 TARGET_EXPAND_CBRANCHDI4.
7498 * config/sh/sh.md (cbranchdi4): Don't check TARGET_EXPAND_CBRANCHDI4.
7499 * config/sh/sh.opt (mexpand-cbranchdi): Remove.
7500 (cmpeqdi): Fix comment.
7502 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
7504 * config/sh/sh-protos.h (sh_legitimate_index_p): Declare.
7505 (sh_legitimate_address_p): Likewise.
7506 * config/sh/sh.c (sh_legitimate_index_p): New.
7507 (sh_legitimate_address_p): Likewise.
7508 * config/sh/sh.h (REG_OK_FOR_BASE_P): Add STRICT parameter.
7509 (REG_OK_FOR_INDEX_P, SUBREG_OK_FOR_INDEX_P): Likewise.
7510 (MODE_DISP_OK_4, MODE_DISP_OK_8): Remove.
7511 (MAYBE_BASE_REGISTER_RTX_P): New macro.
7512 (MAYBE_INDEX_REGISTER_RTX_P): Likewise.
7513 (BASE_REGISTER_RTX_P): Use MAYBE_BASE_REGISTER_RTX_P.
7514 (INDEX_REGISTER_RTX_P): Use MAYBE_INDEX_REGISTER_RTX_P.
7515 (GO_IF_LEGITIMATE_INDEX): Use sh_legitimate_index_p.
7516 (GO_IF_LEGITIMATE_ADDRESS): Use sh_legitimate_address_p.
7518 2009-05-12 Jan Hubicka <jh@suse.cz>
7520 * tree-inline.c (estimate_operator_cost): Add operands;
7521 when division happens by constant, it is cheap.
7522 (estimate_num_insns): Loads and stores are not having cost of 0;
7523 EH magic stuff is cheap; when computing runtime cost of switch,
7524 use log2 base of amount of its cases; builtin_expect has cost of 0;
7525 compute cost for moving return value of call.
7526 (init_inline_once): Initialize time_based flags.
7527 * tree-inline.h (eni_weights_d): Add time_based flag.
7529 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
7531 * df-core.c: Update head documentation.
7533 2009-05-12 Michael Meissner <meissner@linux.vnet.ibm.com>
7536 * rs6000.c (rs6000_generate_compare): Use op1b instead of
7537 shadowing exisiting variable op1.
7539 2009-05-12 Uros Bizjak <ubizjak@gmail.com>
7542 * config/i386/driver-i386.c (processor_signatures): New enum.
7543 (SIG_GEODE): Move from vendor_signatures to processor_signatures.
7544 (host_detect_local_cpu): For SIG_AMD vendor, check for SIG_GEODE
7545 processor signature to detect geode processor.
7547 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
7551 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
7553 * optabs.c (prepare_cmp_insn): Temporarily disable test that
7554 causes spurious differences between trunk and cond-optab branch.
7556 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
7558 * dojump.c (compare_from_rtx): Delete.
7559 * expmed.c (emit_store_flag): Only try cstore_optab. Canonicalize
7560 any MODE_CC mode to the cstorecc4 pattern. Use prepare_operand, fail
7561 if the comparison does not satisfy the predicate; test predicates for
7562 operands 2 and 3 of a cstore pattern. Don't try cstore optab
7563 further if one existing pattern fails.
7564 * expr.h (compare_from_rtx): Delete.
7565 (prepare_operand): Declare it.
7566 * optabs.c: Change "lib call" to "libcall" throughout.
7567 (bcc_gen_fctn, setcc_gen_code, trap_rtx,
7568 HAVE_conditional_trap, emit_cmp_insn): Delete.
7569 (can_compare_p): Delete cmp_optab case.
7570 (prepare_float_lib_cmp): Return an rtx and a machine mode.
7571 Accept other parameters by value.
7572 (prepare_operand): Make non-static.
7573 (prepare_cmp_insn): Return an rtx and a machine mode. Accept
7574 other parameters by value. Try to widen operands here based on
7575 an optab_methods argument and looking at cbranch_optab.
7576 (emit_cmp_and_jump_insn_1): Accept test and mode, remove widening
7577 loop. Use cbranch_optab directly.
7578 (emit_cmp_and_jump_insns): Fix comment. Adjust call to
7579 prepare_cmp_insn and emit_cmp_and_jump_insn_1, remove obsolete
7581 (emit_conditional_move, emit_conditional_add): Inline what's needed
7582 of compare_from_rtx, using new prepare_cmp_insn for the rest.
7583 (init_optabs): Init cmp_optab with UNKNOWN, cbranch_optab
7584 with COMPARE. Move cmov_optab and cstore_optab above
7585 with cbranch_optab, move cmp_optab down with ucmp_optab,
7586 remove tst_otpab. Do not initialize trap_rtx.
7587 (gen_cond_trap): Do it here. Use ctrap_optab. Test predicate
7588 for trap code. Do not check HAVE_conditional_trap. Use
7589 prepare_cmp_insn. Accept no predicate for operand 3.
7590 * optabs.h (OTI_cmp): Mark as used only for libcalls.
7591 (OTI_ctrap, ctrap_optab): New.
7592 (tst_optab): Delete.
7593 (bcc_gen_fctn, setcc_gen_code, emit_cmp_insn): Delete.
7594 * ifcvt.c (find_if_header): Replace HAVE_conditional_trap
7595 with lookup of ctrap_optab.
7596 * genopinit.c (cmp_optab, tst_optab, bcc_gen_fctn, setcc_gen_code):
7600 * combine.c (combine_simplify_rtx, simplify_set): Do not
7601 special case comparing against zero for cc0 machines.
7602 * simplify-rtx.c (simplify_binary_operation_1): Never remove
7603 COMPARE on cc0 machines.
7604 (simplify_relational_operation): Return a new expression when
7605 a COMPARE could be removed.
7606 * final.c (final_scan_insn): Compare cc_status values
7607 against LHS of a (compare FOO (const_int 0)) cc0 source.
7608 Also check if cc_status.value is the full compare.
7610 * doc/md.texi (bCC, sCC, tstMM, cmpMM): Delete.
7611 (cstoreMM4): Document.
7612 (conditional_trap): Document ctrapMM4 instead.
7613 (sync_compare_and_swapMM): Refer to cbranchcc4.
7614 (Dependent Patterns): Eliminate obsolete information referring to
7615 the old jump optimization phase.
7616 (Canonicalization): Include cbranchcc4 case, omit canonicalization
7617 of compares with 0 on cc0 machines.
7618 (Jump Patterns): Refer to MODE_CC jump patterns preferably,
7619 avoiding references to cc0. Remove text about storing operands
7621 * doc/tm.texi (Condition Codes): Include blurb on different
7622 condition code representations, separate into subsections for
7623 CC0, MODE_CC and conditional execution.
7625 * config/alpha/alpha-protos.h (alpha_emit_conditional_branch,
7626 alpha_emit_setcc): Accept operands and a machine mode.
7627 * config/alpha/alpha.c (alpha_emit_conditional_branch):
7628 Get code/op0/op1 from operands, use machine mode argument
7629 instead of alpha_compare.fp_p. Emit the branch here.
7630 (alpha_emit_setcc): Likewise, and return boolean.
7631 (alpha_emit_conditional_move): Likewise. Assert that
7632 cmp_op_mode == cmp_mode, and simplify accordingly.
7633 * config/alpha/alpha.h (struct alpha_compare, alpha_compare): Delete.
7634 * config/alpha/alpha.md (cmpdf, cmptf, cmpdi, bCC, sCC): Delete.
7635 (cbranchdf4, cbranchtf4, cbranchdi4, cstoredf4, cstoretf4,cstoredi4):
7637 (stack probe test): Use cbranchdi4.
7638 * config/alpha/predicates.md (alpha_cbranch_operator): New.
7640 * config/arc/arc.c (gen_compare_reg): Do not emit cmp.
7641 * config/arc/arc.h (movsicc, movsfcc): Use it.
7642 (movdicc, *movdicc_insn, movdfcc, *movdfcc_insn): Remove.
7643 (cbranchsi4, cstoresi4): New.
7644 (cmpsi, bCC and sCC expanders): Remove.
7646 * config/arm/arm.c (arm_compare_op0, arm_compare_op1): Delete.
7647 * config/arm/arm.h (arm_compare_op0, arm_compare_op1): Delete.
7648 * config/arm/predicates.md (arm_comparison_operator): Only include
7649 floating-point operators if there is a hardware floating-point unit.
7650 * config/arm/arm.md (cbranchsi4, cstoresi4): Enable for TARGET_32BIT,
7651 deferring to cbranch_cc and cstore_cc respectively.
7652 (cbranchsf4, cbranchdf4, cbranchdi4, cstoresf4, cstoredf4, cstoredi4,
7653 cbranch_cc, cstore_cc): New.
7654 (movsicc, movsfcc, movdfcc): Do not use arm_compare_op0 and
7656 (bCC, sCC, cmpsi, cmpsf, cmpdf, cmpdi): Delete.
7658 * config/avr/avr-protos.h (out_tstsi, out_tsthi): Adjust prototype.
7659 * config/avr/avr.c (out_tstsi, out_tsthi): Get the tested operand
7661 (adjust_insn_length): Adjust calls.
7662 (avr_reorg): Handle (compare (foo) (const_int 0)).
7663 * config/avr/avr.md (tstqi, tsthi, tstsi): Remove.
7664 (*negated_tstqi, *negated_tsthi, *negated_tstsi): Unmacroize.
7665 (*reversed_tsthi, *reversed_tstsi): Add a scratch for simplicity.
7666 (cmpqi, cmphi, cmpsi): Prepend asterisk, fuse tst[qhs]i here.
7668 (cbranchqi4, cbranchhi4, cbranchsi4): New.
7669 (tst -> sbrc/sbrs peephole2, cpse peephole): Wrap RHS with COMPARE.
7671 * config/bfin/bfin.md (cmpbi, cmpsi, bCC, sCC): Delete.
7672 (cbranchsi4, cstorebi4, cstoresi4): New.
7673 (movbisi): This insn is duplicate, split it to zero_extend.
7674 * config/bfin/bfin.c (bfin_compare_op0, bfin_compare_op1): Delete
7675 (bfin_gen_compare): Do not use them. Emit VOIDmode SET, not BImode.
7676 (bfin_optimize_loop): Use cbranch expander.
7677 * config/bfin/bfin.h (bfin_compare_op0, bfin_compare_op1): Delete.
7678 * config/bfin/predicates.md (bfin_cbranch_operator): Rename to...
7679 (bfin_bimode_comparison_operator): ... this.
7680 (bfin_direct_comparison_operator): New.
7682 * config/cris/cris.c (cris_normal_notice_update_cc): Look
7683 inside (compare FOO (const_int 0)).
7684 (cris_rtx_costs): Handle ZERO_EXTRACT.
7685 * config/cris/cris.md (tstdi, tst<mode>, cmpdi): Delete.
7686 (*tstdi_non_v32): Fold in *cmpdi_non_v32.
7687 (*tstdi_v32): Delete.
7688 (*cmpdi_non_v32): Add M alternative for operand 1.
7689 (cmpsi, cmp<mode>): Make private.
7690 (*tstsi, *tst<mode>_cmp, *tst<mode>_non_cmp, *btst): Wrap LHS
7692 (cbranch<mode>4, cbranchdi4, cstore<mode>4): New.
7694 * config/crx/crx.md (cstore<mode>4, cbranchcc4): New.
7695 (cmp<mode>, bCOND_internal, b<code>, s<code>): Delete.
7696 (cbranch<mode>4, sCOND_internal): Use ordered_comparison_operator.
7697 (cc_reg_operand): New.
7699 * config/crx/crx.c (crx_compare_op0, crx_compare_op1,
7700 crx_expand_compare, crx_expand_branch, crx_expand_scond): Delete.
7701 * config/crx/crx.h (crx_compare_op0, crx_compare_op1): Delete.
7702 * config/crx/crx-protos.h (crx_expand_compare, crx_expand_branch,
7703 crx_expand_scond): Delete.
7705 * config/fr30/fr30.md (cmp<mode>, bCC): Delete.
7707 * config/fr30/fr30.c (fr30_compare_op0, fr30_compare_op1): Delete
7708 * config/fr30/fr30.h (fr30_compare_op0, fr30_compare_op1): Delete.
7710 * config/frv/frv.md (cbranchsi4, cbranchsf4, cbranchdf4,
7711 cstoresi4, cstoresf4, cstoredf4): New.
7712 (cmpdi, cmpsi, cmpsf, cmpdf, bCC, sCC): Remove.
7713 * config/frv/frv-protos.h (frv_emit_cbranch, frv_emit_scc):
7714 Receive the entire operands array.
7715 * config/frv/frv.h (frv_compare_op0, frv_compare_op1): Delete.
7716 * config/frv/frv.c (frv_compare_op0, frv_compare_op1): Delete.
7717 * config/frv/frv-protos.h (frv_emit_cbranch, frv_emit_scc):
7718 Get test/op0/op1 from the operands array.
7719 (frv_emit_cond_move): Get test/op0/op1 from the test_rtx.
7721 * config/h8300/h8300-protos.h (h8300_expand_branch): Accept operands.
7722 (h8300_expand_store): New.
7723 * config/h8300/h8300.c (h8300_rtx_costs): Handle (compare FOO
7725 (h8300_expand_branch): Emit compare here. Adjust for new arguments.
7726 (h8300_expand_store): New.
7727 * config/h8300/h8300.md (btst combine patterns): Wrap with COMPARE
7728 or do not try to produce (set (cc0) REG).
7729 (peepholes): Wrap arguments with COMPARE. Add a peephole to
7730 change a compare into a move to a scratch register. Disable some
7731 peepholes when comparing with zero.
7732 (tstsi, tsthi, tstsi, cmpqi): Make private.
7735 (cbranchqi4, cbranchhi4, cbranchsi4, cstoreqi4, cstorehi4,
7738 * config/i386/i386.c (ix86_expand_int_movcc, ix86_expand_int_addcc,
7739 ix86_expand_fp_movcc): Set ix86_compare_op0 and ix86_compare_op1.
7740 (ix86_emit_i387_log1p): Use gen_cbranchxf4.
7741 (ix86_emit_i387_log1p): Use cbranchxf2.
7742 (ix86_expand_setcc): Return void.
7743 * config/i386/i386-protos.h (ix86_expand_setcc): Return void.
7744 * config/i386/i386.md (cmpti, cmpdi, cmpsi, cmphi, cmpqi, cmpxf,
7745 cmp<MODEF>, cmpcc): Remove.
7746 (cbranchti4, cbranchdi4, cbranchsi4, cbranchhi4, cbranchqi4,
7747 cbranchxf4, cbranch<MODEF>4, cbranchcc4, cstoredi4, cstoresi4,
7748 cstorehi4, cstoreqi4, cstorexf4, cstore<MODEF>4, cstorecc): New.
7749 (sCC and bCC expanders): Remove.
7750 (stack_protect_test): Use cbranchcc4.
7752 * config/ia64/ia64-protos.h (ia64_compare_op0, ia64_compare_op1):
7754 (ia64_expand_compare): Accept three rtx by reference and return void.
7755 * config/ia64/ia64.c (ia64_compare_op0, ia64_compare_op1): Delete.
7756 (ia64_expand_compare): Replace op0/op1 with *op0/*op1. Get code
7757 from *expr. Update *expr with the BImode comparison to do.
7758 * config/ia64/ia64.md (cmpbi, cmpsi, cmpdi, cmpsf, cmpdf, cmpxf,
7759 cmptf, bCC, sCC, conditional_trap): Delete.
7760 (cbranchbi4, cbranchsi4, cbranchdi4, cbranchsf4, cbranchdf4,
7761 cbranchxf4, cbranchtf4, cstorebi4, cstoresi4, cstoredi4, cstoresf4,
7762 cstoredf4, cstorexf4, cstoretf4, ctrapbi4, ctrapsi4, ctrapdi4,
7763 ctrapsf4, ctrapdf4, ctrapxf4, ctraptf4): New.
7764 * config/ia64/predicates.md (ia64_cbranch_operator): New.
7766 * config/iq2000/iq2000-protos.h (gen_conditional_branch): Change
7767 type of last argument.
7768 * config/iq2000/iq2000.c (branch_cmp, branch_type): Remove.
7769 (gen_conditional_branch): Get code/cmp0/cmp1 from operands,
7770 use machine mode argument instead of branch_type. Remove dead
7771 code for floating-point comparisons.
7772 * config/iq2000/iq2000.h (branch_cmp, branch_type): Remove.
7773 * config/iq2000/iq2000.md (cmpsi, cmpdi, cmpsf, cmpdf, tstsi, bCC):
7775 (cbranchsi4, cstoresi4): New.
7776 * config/iq2000/predicates.md (reg_or_const_operand): New.
7778 * config/m32c/m32c.md (cbranch splitter): Use match_op_dup.
7779 * config/m32c/m32c.md (any_cond, gl_cond): Delete.
7780 (b<code>_op): Rewrite to...
7781 (bcc_op): ... this, using match_operator.
7782 (s<code>_op): Rewrite to...
7783 (scc_op): ... this, using match_operator.
7784 (s<code>_24_op): Rewrite to...
7785 (scc_op_24): ... this, using match_operator.
7786 (s<code>_<mode>): Rewrite to...
7787 (cstore<mode>4): ... this, using match_operator.
7788 (s<code>_<mode>_24): Rewrite to...
7789 (cstore<mode>4_24): ... this, using match_operator.
7790 * config/m32c/m32c-protos.h (m32c_cmp_flg_0, m32c_pend_compare,
7791 m32c_unpend_compare, m32c_expand_scc): Delete.
7792 * config/m32c/m32c.c (compare_op0, compare_op1, m32c_cmp_flg_0,
7793 m32c_pend_compare, m32c_unpend_compare, m32c_expand_scc): Delete.
7794 (m32c_expand_movcc): Change NE to EQ if necessary.
7795 (m32c_init_libfuncs): Modify cstore optab instead of setcc_gen_code.
7797 * config/m32r/m32r-protos.h (gen_cond_store): New.
7798 * config/m32r/m32r.c (m32r_compare_op0, m32r_compare_op1): Delete.
7799 (gen_cond_store): New, from sCC patterns.
7800 (m32r_expand_block_move): Use cbranchsi4.
7801 * config/m32r/m32r.h (m32r_compare_op0, m32r_compare_op1): Delete.
7802 * config/m32r/m32r.md (cmpsi, bCC, sCC): Delete.
7803 (cbranchsi4, cstoresi4): New.
7805 * config/m68hc11/m68hc11.c (m68hc11_compare_op0, m68hc11_compare_op1):
7807 (m68hc11_rtx_costs_1, m68hc11_rtx_costs): Handle ZERO_EXTRACT.
7808 (m68hc11_notice_update_cc): Look into a compare with 0.
7809 * config/m68hc11/m68hc11.h (m68hc11_compare_op0, m68hc11_compare_op1):
7811 * config/m68hc11/m68hc11.md (tstsi, tsthi, tstqi, cmpsi,
7812 cmphi, cmpqi, bCC): Delete.
7813 (cbranchsi4, cbranchhi4, cbranchqi4): New.
7814 (tstqi_1, tstqi_z_used, tstqi_1, bitcmpqi, bitcmpqi_z_used,
7815 bitcmpqi_12, bitcmphi, various splits and peephole2s): Wrap cc0<-reg
7818 * config/m68k/predicates.md (m68k_cstore_comparison_operator,
7819 const0_operand, const1_operand, m68k_subword_comparison_operand): New.
7820 * config/m68k/constraints.md (H): New.
7821 * config/m68k/m68k.md (tstdi): Remove define_expand, use name for
7822 the define_insn below.
7823 (tstsi, tsthi, tst<FP:mode>, cmphi, cmpqi, cmp<FP:mode>): Delete.
7824 (*tstsi_internal_68020_cf, *tstsi_internal, *tsthi_internal,
7825 *tstqi_internal, tst<mode>_6881, tst<mode>_cf, many unnamed
7826 patterns): Wrap RHS with COMPARE.
7827 (tst<FP>_68881, tst<FP>_cf): Use const0_operand.
7828 (*cmpdi_internal): Name this pattern.
7829 (cmpdi): Change to define_insn.
7830 (cbranchdi4, cstoredi4, cbranchsi4, cstoresi4, cbranchhi4, cstorehi4,
7831 cbranchqi4, cstoreqi4, cbranch<FP:mode>4, cstore<FP:mode>4): New.
7832 (scc0_di, scc0_di_5200, scc_di): Use the ordered_comparison_operator
7834 (seq, sne, sgt, sgtu, slt, sltu, sge, sgeu, sle, sleu, sordered,
7835 sunordered, suneq, sunge, sungt, sunle, sunlt, sltgt): Delete
7836 (conditional_trap): Change to...
7837 (ctrapdi4, ctrapsi4, ctraphi4, ctrapqi4): ... these.
7838 (*conditional_trap): Use the ordered_comparison_operator and
7839 const1_operand predicates.
7840 * config/m68k/m68k.c (m68k_last_compare_had_fp_operands): Delete.
7841 (m68k_expand_prologue): Use ctrapsi4 instead of cmpsi+conditional_trap.
7842 (m68k_rtx_costs): Look for ZERO_EXTRACT in a COMPARE.
7843 * config/m68k/m68k.h (m68k_last_compare_had_fp_operands): Delete.
7845 * config/mcore/mcore-protos.h (arch_compare_op0, arch_compare_op1,
7846 mcore_modify_comparison, mcore_gen_compare_reg): Remove.
7847 (mcore_gen_compare): New.
7848 * config/mcore/mcore.c (arch_compare_op0, arch_compare_op1): Delete.
7849 (mcore_modify_comparison, mcore_gen_compare_reg): Fold into...
7850 (mcore_gen_compare): ... this.
7851 * config/mcore/mcore.md (cmpsi, bCC, sCC): Remove.
7852 (cbranchsi4, cstoresi4): New, using mcore_gen_compare.
7853 (stack probe pattern): Use cbranchsi4.
7855 * config/mips/predicates.md (mips_cstore_operator): New.
7856 * config/mips/mips-ps-3d.md (movv2sfcc): Do not use cmp_operands.
7857 * config/mips/mips.md (any_cond): Delete.
7858 (conditional_trap): Rename to ctrap<GPR:mode>4. Adjust predicates,
7860 (fixuns_truncdfsi2, fixuns_truncdfdi2, fixuns_truncsfsi2,
7861 fixuns_truncsfdi2): Use cbranch patterns.
7862 (cmp<GPR:mode>, cmp<SCALARF:mode>): Delete.
7863 (b<code>): Change to cbranch<GPR:mode>4 and cbranch<SCALARF:mode>4.
7864 Adjust call to mips_expand_conditional_branch.
7865 (seq, sne, slt<u>, sle<u>, sgt<u>, sge<u>): Change to
7867 * config/mips/mips-protos.h (mips_expand_conditional_branch,
7868 mips_expand_scc, mips_expand_conditional_trap): Adjust prototypes.
7869 * config/mips/mips.c (cmp_operands): Delete.
7870 (mips_emit_compare): Get comparison operands from *op0/*op1.
7871 (mips_expand_scc): Get code/op0/op1/target from operands. Assert
7872 that it succeeds. Use op0/op1 instead of cmp_operands.
7873 (mips_expand_conditional_branch, mips_expand_conditional_move,
7874 mips_expand_conditional_trap): Likewise.
7875 (mips_block_move_loop): Use cbranch patterns.
7876 * config/mips/mips.h (cmp_operands): Delete.
7878 * config/mmix/mmix.c (mmix_valid_comparison): Delete.
7879 (mmix_gen_compare_reg): Just return a register in the right CC mode.
7880 * config/mmix/mmix.h (mmix_compare_op0, mmix_compare_op1): New.
7881 * config/mmix/mmix.md (cmpdi, cmpdf): Remove.
7882 (*cmpcc_folded): Rename to...
7883 (*cmpdi_folded): this.
7884 (*cmpcc): Rename to...
7886 (movdfcc, movdicc): Adjust for new semantics of mmix_gen_compare_reg.
7889 (cbranchdf4): New. Handle invalid comparisons here.
7890 * config/mmix/predicates.md (float_comparison_operator): New.
7892 * config/mn10300/mn10300.c (mn10300_rtx_costs): Consider 0 and
7893 zero_extract to be cheap in (compare (zero_extract) (const_int 0).
7894 * config/mn10300/mn10300.md (tst): Delete.
7895 (*tst_extqisi_am33, *tst_extqisi, *tst_exthisi_am33, *tst_exthisi):
7896 Name these patterns and wrap RHS in a compare.
7897 (*cmpsi): Make this pattern private. Include tst.
7898 (*cmpsf): Make this pattern private.
7899 (and and zero_extract cc0 set): Wrap RHS in a COMPARE.
7900 (compare with zero peepholes): Likewise.
7902 (cbranchsi4, cbranchsf4): New.
7903 (casesi): Use cbranchsi4.
7905 * config/pa/pa.c (hppa_compare_op0, hppa_compare_op1,
7906 hppa_branch_type): Delete.
7907 (return_addr_rtx): Use cbranchsi4.
7908 (emit_bcond_fp): Accept all operands. Replace CODE with NE.
7909 Emit CCFPmode comparison here.
7910 (gen_cmp_fp): Delete, now part of emit_bcond_fp.
7911 * config/pa/pa.h (enum cmp_type, hppa_compare_op0, hppa_compare_op1,
7912 hppa_branch_type): Delete.
7913 * config/pa/pa.md (cmpdi, cmpsi, cmpsf, cmpdf, sCC, bCC): Delete.
7914 (movsicc, movdicc): Remove references to hppa_compare_op0,
7915 hppa_compare_op1 and compare_from_rtx.
7916 (cbranchdi4, cbranchsi4, cbranchsf4, cbranchdf4, cstoresi4): New.
7917 (casesi): Use cbranchsi4.
7919 * config/pdp11/pdp11-protos.h (output_jump): Change prototype.
7920 * config/pdp11/pdp11.c (output_jump): Embed opcodes here.
7921 * config/pdp11/pdp11.md (register_or_const0_operand): New.
7922 (cmpdf, cmphi, cmpqi): Make private. Add tst alternatives.
7923 (cmpsi, tstsi, tstdf, tsthi, tstqi): Delete.
7925 (cbranchdf4, cbranchhi4, cbranchqi4): New.
7926 (*branch, *branch_inverted): New.
7928 * config/picochip/picochip.md (cbranchhi4): Use
7929 ordered_comparison_operator.
7930 (cmphi, bCC): Remove.
7932 * config/rs6000/predicates.md (rs6000_cbranch_operator): New.
7933 (trap_comparison_operator): Delete.
7934 * config/rs6000/rs6000-protos.h (rs6000_emit_sCOND,
7935 rs6000_emit_cbranch): Accept mode and operands.
7936 * config/rs6000/rs6000.c (rs6000_compare_op0, rs6000_compare_op1,
7937 rs6000_compare_fp_p): Delete.
7938 (rs6000_generate_compare): Accept mode and comparison. Extract code
7939 and op0/op1 from there. Replace references to rs6000_compare_op0
7940 and rs6000_compare_op1.
7941 (rs6000_emit_sCOND): Adjust call to rs6000_generate_compare and
7942 extract result from passed operands.
7943 (rs6000_emit_cbranch): Adjust call to rs6000_generate_compare and
7944 extract loc from passed operands.
7945 (rs6000_emit_cmove): Likewise.
7946 * config/rs6000/rs6000.h (rs6000_compare_op0, rs6000_compare_op1,
7947 rs6000_compare_fp_p): Delete.
7948 * config/rs6000/rs6000.md (cmp<GPR>, cmp<FP>, bCC, sCC): Delete.
7949 (cbranch<GPR>4, cbranch<FP>4): New.
7950 (cstore<mode>4): New. Consolidate here all choices about when to use
7951 portable or specialized sCC sequences.
7952 (stack_protect_test): Use cbranchsi4.
7953 (conditional_trap): Replace with ctrap<GPR>4.
7954 (conditional trap insn): Replace trap_comparison_operator with
7955 ordered_comparison_operator.
7957 * config/s390/s390.c (s390_compare_op0, s390_compare_op1): Delete.
7958 (s390_emit_prologue): Use ctrap.
7959 * config/s390/s390.h (s390_compare_op0, s390_compare_op1): Delete.
7960 * config/s390/predicates.md (s390_eqne_operator, s390_scond_operator):
7961 New predicates replacing...
7962 * config/s390/s390.md (COMPARE, SCOND): ... these iterators.
7963 (cmp<GPR>, cmp<FP>, cmpcc): Delete.
7964 (trunc patterns): Use emit_cmp_and_jump_insns instead of cmp/branch.
7965 (add<mode>cc): Do not use s390_compare_op0/op1.
7966 (s<code>): Change to...
7967 (cstore<mode>4): ... this. Do not use s390_compare_op0/op1.
7969 (cstorecc4): ... this. Handle EQ or NE equally.
7970 (*sne): Un-privatize for use in cstorecc4.
7971 (b<code>): Change to...
7972 (cbranch<GPR>4, cbranch<FP>4, cbranchcc4): ... these.
7973 (conditional_trap): Replace with...
7974 (ctrap<GPR>4, ctrap<FP>4): ... these.
7975 (stack_protect): Use cbranchcc4.
7977 * config/score/score-conv.h (cmp_op0, cmp_op1): Delete.
7978 * config/score/score-protos.h (score_gen_cmp): Delete.
7979 * config/score/score.c (cmp_op0, cmp_op1, score_gen_cmp): Delete.
7980 (score_block_move-loop): Use cbranchsi4.
7981 * config/score/score.md (cbranchsi4): New.
7982 (cmpsi, bCC): Delete.
7983 * config/score/score3.c (cmp_op0, cmp_op1, score3_gen_cmp): Delete.
7984 (score3_movsicc): Use ops[1] operands instead of cmp_op0/cmp_op1.
7985 * config/score/score7.c (cmp_op0, cmp_op1, score7_gen_cmp): Delete.
7986 (score7_movsicc): Use ops[1] operands instead of cmp_op0/cmp_op1.
7987 * config/score/score3.h (score3_gen_cmp): Delete.
7988 * config/score/score7.h (score7_gen_cmp): Delete.
7990 * config/sh/sh-protos.h (prepare_scc_operands): Rename to...
7991 (sh_emit_scc_to_t): ... this. Return void.
7992 (from_compare): Rename to...
7993 (sh_emit_compare_and_branch): ... this.
7994 (sh_emit_compare_and_set): New.
7995 (sh_expand_t_scc): Accept operands.
7996 * config/sh/predicates.md (sh_float_comparison_operator): New.
7997 * config/sh/sh.c (sh_compare_op0, sh_compare_op1): Delete.
7998 (prepare_scc_operands): Rename to...
7999 (sh_emit_scc_to_t): ... this. Return void. Get op0/op1 from
8001 (sh_emit_cheap_store_flag): New.
8002 (sh_emit_set_t_insn): New.
8003 (from_compare): Rename to...
8004 (sh_emit_compare_and_branch): ... this. Accept mode. Rewrite
8005 handling of TARGET_SH2E floating point to avoid recursive call.
8006 Generate branch here.
8007 (sh_emit_compare_and_set): New.
8008 (sh_expand_t_scc): Get op0/op1 from arguments.
8009 (sh_emit_cheap_store_flag): New.
8010 * config/sh/sh.md (cbranchdi4, cbranchsi4): Include -mno-cbranchdi
8012 (cbranchdi4_i): Use an "I08" constraint instead of an "i" constraint.
8013 (cmpsi, cmpdi, cmpsf, cmpdf): Delete.
8014 (movsicc, movdicc): Do nothing when it recreated operands from
8015 sh_compare_*. Use sh_emit_cheap_store_flag. Adjust call to
8016 prepare_scc_operands (now sh_emit_scc_to_t).
8017 (udivdi3): Use cstoresi4.
8018 (beq_media, bne_media, bge_media, bgtu_media, bgeu_media, beq,
8019 bne, bgt, blt, ble, bge, bgtu, bltu, bgeu, bleu, bunordered): Delete.
8020 (cbranchint4_media, cbranchfp4_media): New.
8021 (casesi): Use cbranchdi4.
8022 (seq, slt, sle, sgt, sge, sgtu, sltu, sgeu, sne, sleu, sunordered):
8024 (cstore4_media, cstoresi4, cstoredi4, cstoresf4, cstoredf4): New.
8025 (movnegt): Remove second operand.
8026 (cbranchsf4, cbranchdf4): New.
8027 (stack_protect): Use cbranchdi4/cbranchsi4.
8029 * config/sparc/sparc.c (sparc_compare_op0, sparc_compare_op1): Delete.
8030 (gen_compare_reg): Accept comparison, extract part of it to...
8031 (gen_compare_reg_1): ... this.
8032 (gen_compare_operator): Delete.
8033 (gen_v9_scc): Accept separate destination, comparison code and arms.
8034 Do not use sparc_compare_op0/sparc_compare_op1.
8035 (emit_scc_insn, emit_conditional_branch_insn): New.
8036 (emit_v9_brxx): Make static. Remove useless assertion.
8037 (sparc_emit_float_lib_cmp): Return RTL instead of calling
8039 (sparc_expand_compare_and_swap_12): Use gen_compare_reg_1+cbranchcc4.
8040 * config/sparc/sparc-protos.h (gen_compare_reg,
8041 sparc_emit_float_lib_cmp): Adjust prototype.
8042 (emit_scc_insn, emit_conditional_branch_insn): New.
8043 (gen_v9_scc, emit_v9_brxx_insn, gen_compare_operator): Delete.
8044 * config/sparc/sparc.h (sparc_compare_op0, sparc_compare_op1): Delete.
8045 * config/sparc/sparc.md (P, I, F, V32, V32I, V64, V64I): Move all
8046 iterators to the top.
8047 (cmpsi, cmpdi, cmpsf, cmpdf, cmptf, seqsi_special_extend,
8048 snesi_special_extend, sCC, bCC, seqdi_special_trunc,
8049 snedi_special_trunc): Delete.
8050 (seqdi_special, snedi_special): Use expansion of seqdi_special_trunc
8051 and snedi_special_trunc.
8052 (cstoresi4, cstoredi4, cstore<F:mode>4, cbranchcc4, cbranchsi4,
8053 cbranchdi4, cbranch<F:mode>4): New.
8054 (mov<I:mode>cc, mov<F:mode>cc): Handle sparc_emit_float_lib_cmp
8055 here. Use gen_compare_reg instead of gen_compare_operator.
8056 (conditional_trap): Replace with...
8057 (ctrapsi4, ctrapdi4): ... this.
8058 (stack_protect_test): Use cbranchcc4.
8060 * config/spu/spu-protos.h (spu_emit_branch_or_set): Change second
8062 * config/spu/spu.c (spu_compare_op0, spu_compare_op1): Remove.
8063 (spu_emit_branch_or_set): Get code/op0/op1 from second argument.
8064 Change spu_compare_op0/op1 to op0/op1 throughout. Get target
8065 from operands[0] or operands[3] depending on is_set.
8066 * config/spu/spu.h (spu_compare_op0, spu_compare_op1): Remove.
8067 * config/spu/spu.md (cmp<mode:VQHSI>, cmp<mode:DTI>, cmp<mode:VSF>,
8068 cmpdf, bCC), sCC: Remove.
8069 (cbranch<mode:VQHSI>4, cbranch<mode:DTI>, cbranch<mode:VSF>4,
8070 cbranchdf4, cstore<mode:VQHSI>4, cstore<mode:DTI>, cstore<mode:VSF>4,
8072 (mov<mode>cc): Accept ordered_comparison_operator, adjust call to
8073 spu_emit_branch_or_set.
8075 * config/stormy16/stormy16-protos.h (xstormy16_emit_cbranch):
8077 * config/stormy16/stormy16.h (xstormy16_compare_op0,
8078 xstormy16_compare_op1): Delete.
8079 * config/stormy16/stormy16.c (xstormy16_compare_op0,
8080 xstormy16_compare_op1): Delete.
8081 (xstormy16_emit_cbranch): Get op0/op1 from the new arguments.
8083 * config/stormy16/stormy16.md (cbranchsi4, cbranchhi4): New.
8084 (cmphi, cmpsi, bCC): Remove.
8086 * config/v850/v850.md (tstsi, cmpsi): Fold into...
8087 (*cmpsi): ... this one.
8088 (cbranchsi4, cstoresi4): New.
8089 (bCC expanders): Delete.
8090 (sCC insns): Fold into...
8091 (*setcc): ... this one.
8092 (casesi): Do not use gen_cmpsi and gen_bgtu.
8093 (various splits): Wrap "naked" RHS of a cc0 set with COMPARE.
8094 (movsicc): Simplify.
8095 * config/v850/v850.c (v850_rtx_costs): Handle ZERO_EXTRACT in COMPARE.
8097 * config/vax/vax-protos.h (cond_name): New.
8098 (vax_output_conditional_branch): Remove.
8099 * config/vax/vax.c (cond_name): New.
8100 (vax_output_conditional_branch): Remove.
8101 * config/vax/vax.h (PRINT_OPERAND): Dispatch %c to cond_name.
8102 * config/vax/vax.md (tst<VAXint>, tst<VAXfp>): Remove.
8103 (cmp<VAXint>, cmp<VAXfp>): Privatize. Add constraints for tst.
8104 (bit<VAXint>): Wrap source with (compare).
8105 (b<code> and following unnamed pattern): Rename to *branch and
8106 *branch_reversed. Change macroization to match_operator.
8107 (cbranch<VAXint>4, cbranch<VAXfp>4): New.
8109 * config/xtensa/predicates.md (xtensa_cstoresi_operator): New.
8110 * config/xtensa/xtensa-protos.h (xtensa_expand_conditional_branch):
8111 Change last argument to machine_mode.
8112 (xtensa_expand_scc): Add machine_mode argument.
8113 * config/xtensa/xtensa.c (branch_cmp, branch_type): Remove.
8114 (gen_conditional_move, xtensa_expand_conditional_branch,
8115 xtensa_expand_scc, xtensa_expand_conditional_move): Use mode
8116 instead of branch_type, fetch cmp0/cmp1/test_code from operands[].
8117 Adjust operand numbers.
8118 * config/xtensa/xtensa.h (enum cmp_type, branch_cmp, branch_type):
8120 * config/xtensa/xtensa.md (any_cond, any_scc): Delete.
8121 (cmpsi, cmpsf, b<code>, s<code>): Delete.
8122 (cbranchsi4, cbranchsf4, cstoresi4, cstoresf4): New.
8124 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
8126 * optabs.c (prepare_cmp_insn): Temporarily disable test that
8127 causes spurious differences between trunk and cond-optab branch.
8129 2009-05-12 Alexandre Oliva <aoliva@redhat.com>
8132 * doc/install.texi (STAGE1_TFLAGS, BUILD_CONFIG): Document.
8134 2009-05-12 Alexandre Oliva <aoliva@redhat.com>
8136 * tree.c (iterative_hash_pointer): Delete.
8137 (iterative_hash_expr): Short-circuit handling of NULL pointer.
8138 Hash UIDs and versions of SSA names. Don't special-case built-in
8139 function declarations.
8141 2009-05-11 Ian Lance Taylor <iant@google.com>
8144 * graphite.c: Force -Wc++-compat to only be a warning before
8145 #including "cloog/cloog.h".
8147 2009-05-11 Martin Jambor <mjambor@suse.cz>
8149 * ipa-cp.c (ipcp_cloning_candidate_p): Add missing return false.
8151 2009-05-11 Jan Hubicka <jh@suse.cz>
8153 * tree-ssa-loop-ivcanon.c: Include target.h
8154 (struct loop_size): new structure.
8155 (constant_after_peeling): New predicate.
8156 (tree_estimate_loop_size): New function.
8157 (estimated_unrolled_size): Rewrite for new estimates.
8158 (try_unroll_loop_completely): Use new estimates.
8159 * Makefile.in (tree-ssa-loop-ivcanon.o): Add dependenc on target.h
8161 2009-05-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
8163 * config/spu/spu-c.c (spu_categorize_keyword): Update for recent
8164 libcpp interface change.
8165 (spu_macro_to_expand): Likewise.
8167 2009-05-11 Paolo Bonzini <bonzini@gnu.org>
8169 PR tree-optimization/40026
8170 * gimplify.c (gimplify_init_constructor): Change initial conditional
8171 to assertion. Rewrite TREE_OPERAND (*expr_p, 1) after
8172 optimize_compound_literals_in_ctor.
8174 2009-05-11 Nathan Sidwell <nathan@codesourcery.com>
8176 * config/m68k/m68k-devices.def (52274, 52277, 5301x, 5225x, 51xx):
8178 * doc/invoke.texi (M680x0 Options): Document new coldfire cpus.
8180 2009-05-11 H.J. Lu <hongjiu.lu@intel.com>
8182 * tree-vect-data-refs.c (vect_analyze_group_access): Use
8183 HOST_WIDE_INT for gap.
8185 2009-05-11 Ira Rosen <irar@il.ibm.com>
8187 PR tree-optimization/40074
8188 * tree-vect-data-refs.c (vect_analyze_group_access): Take gaps into
8189 account in group size and step comparison.
8191 2009-05-11 Richard Guenther <rguenther@suse.de>
8193 * passes.c (init_optimization_passes): Strip now incorrect comment.
8194 (execute_function_todo): Do not set PROP_alias.
8195 * tree-pass.h (PROP_alias): Remove.
8196 * tree-ssa-structalias.c (pass_build_alias): Do not provide PROP_alias.
8197 * tree-if-conv.c (pass_if_conversion): Do not require PROP_alias.
8198 * tree-nrv.c (pass_return_slot): Likewise.
8199 * tree-object-size.c (pass_object_sizes): Likewise.
8200 * tree-ssa-dom.c (pass_dominator): Likewise.
8201 (pass_phi_only_cprop): Likewise.
8202 * tree-ssa-dse.c (pass_dse): Likewise.
8203 * tree-ssa-phiopt.c (pass_phiopt): Likewise.
8204 (pass_cselim): Likewise.
8205 * tree-ssa-pre.c (pass_pre): Likewise.
8206 (pass_fre): Likewise.
8207 * tree-ssa-reassoc.c (pass_reassoc): Likewise.
8208 * tree-ssa-sink.c (pass_sink_code): Likewise.
8209 * tree-stdarg.c (pass_stdarg): Likewise.
8210 * tree-tailcall.c (pass_tail_calls): Likewise.
8211 * tree-vrp.c (pass_vrp): Likewise.
8213 2009-05-10 Ian Lance Taylor <iant@google.com>
8215 * basic-block.h (enum profile_status): Break out of struct
8217 * cgraph.h (struct inline_summary): Break out of struct
8219 * cgraphunit.c (enum cgraph_order_sort_kind): New enum, broken out
8220 of struct cgraph_order_sort.
8221 * combine.c (enum undo_kind): New enum, broken out of struct undo.
8222 * cse.c (struct branch_path): Break out of struct
8223 cse_basic_block_data.
8224 * except.h (enum eh_region_type): Break out of struct eh_region.
8225 * gcc.c (enum add_del): Break out of struct modify_target.
8226 * genrecog.c (enum decision_type): Break out of struct decision_test.
8227 * ggc-page.c (struct ggc_pch_ondisk): Break out of struct
8229 * matrix-reorg.c (struct free_info): Break out of struct matrix_info.
8230 * regmove.c (enum match_use): New enum, broken out of struct match.
8231 * sched-int.h (enum post_call_group): New enum, broken out of
8233 (struct deps_reg): Break out of struct deps.
8234 * target.h (struct asm_int_op): Break out of struct gcc_target.
8235 * tree-eh.c (struct goto_queue_node): Break out of struct
8237 * tree-inline.h (enum copy_body_cge_which): Break out of
8239 * tree-pass.h (enum opt_pass_type): Break out of struct opt_pass.
8241 * c-decl.c (in_struct, struct_types): New static variables.
8242 (pushtag): Add loc parameter. Change all callers.
8243 (lookup_tag): Add ploc parameter. Change all callers.
8244 (check_compound_literal_type): New function.
8245 (parser_xref_tag): Add loc parameter. Change all callers. If
8246 -Wc++-compat, warn about struct/union/enum types defined within a
8248 (start_struct): Add enclosing_in_struct, enclosing_struct_types,
8249 and loc parameters. Change all callers. Change error calls to
8250 error_at, using loc. For a redefinition, if the location of the
8251 original definition is known, report it. Set in_struct and
8252 struct_types. If -Wc++-compat warn if in sizeof, typeof, or alignof.
8253 (finish_struct): Add new parameters enclosing_in_struct and
8254 enclosing_struct_types. Change all callers. Set
8255 C_TYPE_DEFINED_IN_STRUCT for all struct/union/enum types defined
8256 in the struct. If in a struct, add this struct to struct_types.
8257 (start_enum): Add loc parameter. Change all callers. Use
8258 error_at for errors, using loc. For a redefinition, if the
8259 location of the original definition is known, report it. If in a
8260 struct, add this enum type to struct_types. If -Wc++-compat warn
8261 if in sizeof, typeof, or alignof.
8262 * c-parser.c (disable_extension_diagnostics): Disable -Wc++-compat.
8263 (enable_extension_diagnostics): Reenable -Wc++-compat if appropriate.
8264 (c_parser_enum_specifier): Get enum location for start_enum.
8265 (c_parser_struct_or_union_specifier): Get struct location for
8266 start_struct. Save in_struct and struct_types status between
8267 start_struct and finish_struct.
8268 (c_parser_cast_expression): Get location of cast.
8269 (c_parser_alignof_expression): Get location of type.
8270 (c_parser_postfix_expression): Likewise.
8271 (c_parser_postfix_expression_after_paren_type): Add type_loc
8272 parameter. Change all callers. Call check_compound_literal_type.
8273 Use type_loc for error about variable size type.
8274 * c-typeck.c (build_external_ref): If -Wc++-compat, warn about a use
8275 of an enum constant from an enum type defined in a struct or union.
8276 (c_cast_expr): Add loc parameter. Change all callers. If
8277 -Wc++-compat, warn about defining a type in a cast.
8278 * c-tree.h (C_TYPE_DEFINED_IN_STRUCT): Define.
8279 (start_enum, start_struct, finish_struct): Update declarations.
8280 (parser_xref_tag, c_cast_expr): Update declarations.
8281 (check_compound_literal_type): Declare.
8283 2009-05-11 Ben Elliston <bje@au.ibm.com>
8285 * config/rs6000/rs6000-c.c (altivec_categorize_keyword): Update
8286 for recent libcpp interface change.
8287 (rs6000_macro_to_expand): Likewise.
8289 2009-05-10 Michael Matz <matz@suse.de>
8292 * config/arm/arm.c (require_pic_register): Emit on entry edge,
8293 not at entry of function.
8295 2009-05-10 Richard Guenther <rguenther@suse.de>
8297 PR tree-optimization/40081
8299 * tree-sra.c (instantiate_element): Instantiate scalar replacements
8300 using the main variant of the element type. Do not fiddle with
8301 TREE_THIS_VOLATILE or TREE_SIDE_EFFECTS.
8303 * tree-sra.c (sra_type_can_be_decomposed_p): Do not decompose
8304 structs with volatile fields.
8306 2009-05-10 Jan Hubicka <jh@suse.cz>
8308 * tree-inline.c (delete_unreachable_blocks_update_callgraph): Declare.
8309 (estimate_move_cost): Assert that it does not get called for
8311 (estimate_num_insns): Skip VOID types in argument handling.
8312 (optimize_inline_calls): Delete unreachable blocks and verify that
8315 2009-05-10 Jan Hubicka <jh@suse.cz>
8317 * cgraphbuild.c (record_reference): Use cgraph_mark_address_taken_node.
8318 * cgraph.c (cgraph_mark_address_taken_node): New function.
8319 (dump_cgraph_node): Dump new flag.
8320 * cgraph.h (struct cgraph_node): Add address_taken.
8321 (cgraph_mark_address_taken_node): New function.
8322 * ipa.c (cgraph_postorder): Prioritize functions with address taken
8323 since new direct calls can be born.
8325 2009-05-10 Joseph Myers <joseph@codesourcery.com>
8327 * c-lex.c (c_lex_with_flags): Expect cpp_hashnode in
8330 2009-05-10 Jan Hubicka <jh@suse.cz>
8333 * cgraph.c (cgraph_update_edges_for_call_stmt_node): Take old_call
8335 (cgraph_update_edges_for_call_stmt): Take old_decl argument.
8336 * cgraph.h (cgraph_update_edges_for_call_stmt): Update prototype.
8337 * tree-inline.c (copy_bb): Set frequency correctly.
8338 (fold_marked_statements): Update call to
8339 cgraph_update_edges_for_call_stmt.
8341 2009-05-10 Joseph Myers <joseph@codesourcery.com>
8343 * config/arc/arc.c (arc_handle_interrupt_attribute): Use %qE for
8344 identifiers in diagnostics.
8345 * config/arm/arm.c (arm_handle_fndecl_attribute,
8346 arm_handle_isr_attribute): Likewise.
8347 * config/avr/avr.c (avr_handle_progmem_attribute,
8348 avr_handle_fndecl_attribute, avr_handle_fntype_attribute): Likewise.
8349 * config/bfin/bfin.c (handle_int_attribute,
8350 bfin_handle_longcall_attribute, bfin_handle_l1_text_attribute,
8351 bfin_handle_l1_data_attribute, bfin_handle_longcall_attribute,
8352 bfin_handle_l1_text_attribute, bfin_handle_l1_data_attribute):
8354 * config/darwin.c (darwin_handle_kext_attribute,
8355 darwin_handle_weak_import_attribute): Likewise.
8356 * config/h8300/h8300.c (h8300_handle_fndecl_attribute,
8357 h8300_handle_eightbit_data_attribute,
8358 h8300_handle_tiny_data_attribute): Likewise.
8359 * config/i386/i386.c (ix86_handle_cconv_attribute,
8360 ix86_handle_abi_attribute, ix86_handle_struct_attribute): Likewise.
8361 * config/i386/winnt.c (ix86_handle_shared_attribute,
8362 ix86_handle_selectany_attribute): Likewise.
8363 * config/ia64/ia64.c (ia64_handle_model_attribute): Likewise.
8364 * config/m32c/m32c.c (function_vector_handler): Likewise.
8365 * config/m68hc11/m68hc11.c (m68hc11_handle_page0_attribute,
8366 m68hc11_handle_fntype_attribute): Likewise.
8367 * config/m68k/m68k.c (m68k_handle_fndecl_attribute): Likewise.
8368 * config/mcore/mcore.c (mcore_handle_naked_attribute): Likewise.
8369 * config/mips/mips.c (mips_insert_attributes,
8370 mips_merge_decl_attributes, mips_expand_builtin): Likewise.
8371 * config/rs6000/rs6000.c (rs6000_handle_longcall_attribute,
8372 rs6000_handle_struct_attribute): Likewise.
8373 * config/sh/sh.c (sh_insert_attributes,
8374 sh_handle_resbank_handler_attribute,
8375 sh_handle_interrupt_handler_attribute,
8376 sh2a_handle_function_vector_handler_attribute,
8377 sh_handle_sp_switch_attribute, sh_handle_trap_exit_attribute):
8379 * config/sh/symbian.c (sh_symbian_mark_dllimport): Likewise.
8380 * config/spu/spu.c (spu_handle_fndecl_attribute,
8381 spu_handle_vector_attribute): Likewise.
8382 * config/stormy16/stormy16.c
8383 (xstormy16_handle_interrupt_attribute): Likewise.
8384 * config/v850/v850-c.c (ghs_pragma_section): Likewise.
8385 * config/v850/v850.c (v850_handle_interrupt_attribute): Likewise.
8387 2009-05-10 Joseph Myers <joseph@codesourcery.com>
8389 * pretty-print.h (struct pretty_print_info): Add translate_identifiers.
8390 (pp_translate_identifiers): New.
8391 (pp_identifier): Only conditionally translate identifier to locale
8393 * pretty-print.c (pp_construct): Set pp_translate_identifiers.
8394 (pp_base_tree_identifier): Only conditionally translate identifier
8395 to locale character set.
8396 * c-pretty-print.c (M_): Define.
8397 (pp_c_type_specifier, pp_c_primary_expression): Mark English
8398 fragments for conditional translation with M_.
8399 * tree-pretty-print.c (maybe_init_pretty_print): Disable
8400 identifier translation.
8402 2009-05-10 Richard Guenther <rguenther@suse.de>
8404 PR tree-optimization/40081
8405 * tree-sra.c (instantiate_element): Instantiate scalar replacements
8406 using the main variant of the element type. Do not fiddle with
8407 TREE_THIS_VOLATILE or TREE_SIDE_EFFECTS.
8409 2009-05-09 Jan Hubicka <jh@suse.cz>
8412 * cgraphunit.c (cgraph_materialize_all_clones): Do not redirect
8413 indirect calls; verify cgraph afterwards.
8415 2009-05-09 Jan Hubicka <jh@suse.cz>
8418 * ipa.c (update_inlined_to_pointer): New function.
8419 (cgraph_remove_unreachable_nodes): Use it.
8421 2009-05-09 Jan Hubicka <jh@suse.cz>
8423 * tree-eh.c (struct leh_state): Remove prev_try.
8424 (lower_try_finally, lower_catch, lower_eh_filter, lower_cleanup): Do
8426 * except.c (gen_eh_region_cleanup, duplicate_eh_regions,
8427 copy_eh_region_1, copy_eh_region, redirect_eh_edge_to_label,
8428 remove_eh_handler_and_replace, foreach_reachable_handler,
8429 verify_eh_region, verify_eh_tree): Remove tracking of prev_try pointer.
8430 * except.h (struct eh_region): Remove eh_region_u_cleanup.
8431 (gen_eh_region_cleanup): Update prototype.
8433 2009-05-09 Jan Hubicka <jh@suse.cz>
8436 * except.c (copy_eh_region): Always set prev_try.
8437 (redirect_eh_edge_to_label): Find outer try.
8438 (foreach_reachable_handler): When looking for prev try
8439 handle case where previous try is not going to be taken.
8441 2009-05-07 Michael Meissner <meissner@linux.vnet.ibm.com>
8443 PR tree-optimization/40049
8444 * tree-vect-stmts.c (vectorizable_operation): If the machine has
8445 only vector/vector shifts, convert the type of the constant to the
8446 appropriate type to avoid building incorrect trees, which
8447 eventually have problems with garbage collection.
8449 2009-05-08 Joseph Myers <joseph@codesourcery.com>
8451 * fold-const.c (fold_binary): Do not fold multiplication by 1 or
8452 -1 for complex floating-point types if honoring signed zeros.
8454 2009-05-08 Jan Hubicka <jh@suse.cz>
8456 * cgraphbuild.c (compute_call_stmt_bb_frequency): Accept function
8457 argument; handle correctly when profile is absent.
8458 (build_cgraph_edges): Update.
8459 (rebuild_cgraph_edges): Update.
8460 * cgraph.c: Do not include varray.h.
8461 (cgraph_set_call_stmt_including_clones): New function.
8462 (cgraph_create_edge_including_clones): Likewise
8463 (cgraph_update_edges_for_call_stmt_node): New static cfunction.
8464 (cgraph_update_edges_for_call_stmt): Handle clones.
8465 (cgraph_remove_node): Handle clone tree.
8466 (cgraph_remove_node_and_inline_clones): New function.
8467 (dump_cgraph_node): Dump clone tree.
8468 (cgraph_clone_node): Handle clone tree.
8469 (clone_function_name): Bring here from tree-inline.c.
8470 (cgraph_create_virtual_clone): New function.
8471 * cgraph.h (ipa_replace_map): Move here from ipa.h.
8472 (cgraph_clone_info): New function.
8473 (strut cgraph_node): Add clone_info and new clone tree pointers.
8474 (cgraph_remove_node_and_inline_clones,
8475 cgraph_set_call_stmt_including_clones,
8476 cgraph_create_edge_including_clones,
8477 cgraph_create_virtual_clone): Declare.
8478 (cgraph_function_versioning): Use VEC argument.
8479 (compute_call_stmt_bb_frequency): Update prototype.
8480 (cgraph_materialize_all_clones): New function.
8481 * ipa-cp.c (ipcp_update_cloned_node): Remove.
8482 (ipcp_create_replace_map): Update to VECtors.
8483 (ipcp_update_callgraph): Use virtual clones.
8484 (ipcp_update_bb_counts, ipcp_update_edges_counts): Remove.
8485 (ipcp_update_profiling): Do not update local profiling.
8486 (ipcp_insert_stage): Use VECtors and virtual clones.
8487 * cgraphunit.c (verify_cgraph_node): Verify clone tree.
8488 (clone_of_p): New function.
8489 (cgraph_preserve_function_body_p): Use clone tree.
8490 (cgraph_optimize): Materialize clones.
8491 (cgraph_function_versioning): Update for VECtors.
8492 (save_inline_function_body): Use clone tree.
8493 (cgraph_materialize_clone): New function.
8494 (cgraph_materialize_all_clones): Likewise.
8495 * ipa-inline.c (cgraph_default_inline_p): Use analyzed flags.
8496 * ipa.c: Include gimple.h.
8497 (cgraph_remove_unreachable_nodes): Use clone tree.
8498 * ipa-prop.c (ipa_note_param_call): Update call to
8499 compute_call_stmt_bb_frequencycall.
8500 * ipa-prop.h (ipa_replace_map): Move to cgraph.h.
8501 * tree-inline.c: Do not include varray.h or gt-tree-inline.h.
8502 (copy_bb): Handle updating of clone tree; add new edge when new call
8504 (expand_call_inline): Be strict about every call having edge.
8505 (clone_fn_id_num, clone_function_name): Move to cgraph.c.
8506 (delete_unreachable_blocks_update_callgraph): New function.
8507 (tree_function_versioning): Use VECtors; always remove unreachable
8508 blocks and fold conditionals.
8509 * tree-inline.h: Do not include varray.h.
8510 (tree_function_versioning): Remove.
8511 * Makefile.in (GTFILES): Remove tree-inline.c
8512 * passes.c (do_per_function): Do only functions having body.
8513 * ipa-struct-reorg.c (do_reorg_1, collect_data_accesses): Handle clone
8516 2009-05-08 H.J. Lu <hongjiu.lu@intel.com>
8517 Andrew Morrow <acm@google.com>
8520 * c-common.c (c_common_attribute_table): Permit deprecated
8521 attribute to take an optional argument.
8522 (handle_deprecated_attribute): If the optional argument to
8523 __attribute__((deprecated)) is not a string ignore the attribute
8526 * c-decl.c (grokdeclarator): Updated warn_deprecated_use call.
8527 * c-typeck.c (build_component_ref): Likewise.
8528 (build_external_ref): Likewise.
8530 * toplev.c (warn_deprecated_use): Add an attribute argument.
8531 Emit the message associated with __attribute__((deprecated)).
8533 * toplev.h (warn_deprecated_use): Updated.
8535 * doc/extend.texi: Document new optional parameter to
8536 __attribute__((deprecated))
8538 2009-05-08 Michael Eager <eager@eagercon.com>
8540 * config/rs6000/rs6000.md (*movdf_softfloat32): replace
8541 !TARGET_DOUBLE_FLOAT with TARGET_SINGLE_FLOAT.
8543 2009-05-08 Richard Guenther <rguenther@suse.de>
8545 PR tree-optimization/40062
8546 * tree-scalar-evolution.c (follow_ssa_edge_in_condition_phi):
8547 Avoid exponential behavior.
8549 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
8551 PR rtl-optimization/33928
8553 * fwprop.c (use_def_ref, get_def_for_use, bitmap_only_bit_bitween,
8554 process_uses, build_single_def_use_links): New.
8555 (update_df): Update use_def_ref.
8556 (forward_propagate_into): Use get_def_for_use instead of use-def
8558 (fwprop_init): Call build_single_def_use_links and let it initialize
8560 (fwprop_done): Free use_def_ref.
8561 (fwprop_addr): Eliminate duplicate call to df_set_flags.
8562 * df-problems.c (df_rd_simulate_artificial_defs_at_top,
8563 df_rd_simulate_one_insn): New.
8564 (df_rd_bb_local_compute_process_def): Update head comment.
8565 (df_chain_create_bb): Use the new RD simulation functions.
8566 * df.h (df_rd_simulate_artificial_defs_at_top,
8567 df_rd_simulate_one_insn): New.
8568 * opts.c (decode_options): Enable fwprop at -O1.
8569 * doc/invoke.texi (-fforward-propagate): Document this.
8571 2009-05-08 Joseph Myers <joseph@codesourcery.com>
8574 * c-typeck.c (build_binary_op): Handle arithmetic between one real
8575 and one complex operand specially.
8576 * tree-complex.c (some_nonzerop): Do not identify a real value as
8577 zero if flag_signed_zeros.
8579 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
8581 PR rtl-optimization/33928
8582 * loop-invariant.c (record_use): Fix && vs. || mishap.
8584 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
8586 PR rtl-optimization/33928
8587 * loop-invariant.c (struct use): Add addr_use_p.
8588 (struct def): Add n_addr_uses.
8589 (struct invariant): Add cheap_address.
8590 (create_new_invariant): Set cheap_address.
8591 (record_use): Accept df_ref. Set addr_use_p and update n_addr_uses.
8592 (record_uses): Pass df_ref to record_use.
8593 (get_inv_cost): Do not add inv->cost to comp_cost for cheap addresses
8596 2009-05-08 Kaz Kojima <kkojima@gcc.gnu.org>
8598 * config/sh/sh.c: Do not include c-pragma.h.
8600 2009-05-07 Andrew Pinski <andrew_pinski@playstation.sony.com>
8602 * config/spu/spu.c: Remove include of c-common.h.
8604 2009-05-07 Janis Johnson <janis187@us.ibm.com>
8607 * c-common.h (mark_valid_location_for_stdc_pragma,
8608 valid_location_for_stdc_pragma_p, set_float_const_decimal64,
8609 clear_float_const_decimal64, float_const_decimal64_p): New.
8610 * c.opt (Wunsuffixed-float-constants): New.
8611 * c-lex.c (interpret_float): Use pragma FLOAT_CONST_DECIMAL64 for
8612 unsuffixed float constant, handle new warning.
8613 * c-cppbuiltin.c (c_cpp_builtins): Use cast for double constants.
8614 * c-decl.c (c_scope): New flag float_const_decimal64.
8615 (set_float_const_decimal64, clear_float_const_decimal64,
8616 float_const_decimal64_p): New.
8617 (push_scope): Set new flag.
8618 * c-parser.c (c_parser_translation_unit): Mark when it's valid
8619 to use STDC pragmas.
8620 (c_parser_external_declaration): Ditto.
8621 (c_parser_compound_statement_nostart): Ditto.
8622 * c-pragma.c (valid_location_for_stdc_pragma,
8623 mark_valid_location_for_stdc_pragma,
8624 valid_location_for_stdc_pragma_p, handle_stdc_pragma,
8625 handle_pragma_float_const_decimal64): New.
8626 (init_pragma): Register new pragma FLOAT_CONST_DECIMAL64.
8627 * cp/semantics.c (valid_location_for_stdc_pragma_p,
8628 set_float_const_decimal64, clear_float_const_decimal64,
8629 float_const_decimal64_p): New dummy functions.
8630 * doc/extend.texi (Decimal Float): Remove statement that the
8631 pragma, and suffix for double constants, are not supported.
8632 * doc/invoke.texi (Warning Options): List new option.
8633 (-Wunsuffixed-float-constants): New.
8635 2009-05-08 Steven Bosscher <steven@gcc.gnu.org>
8637 * config/i386/i386.c: Do not include c-common.h.
8639 2009-05-07 Mark Heffernan <meheff@google.com>
8641 * doc/invoke.texi (Debugging Options): Document change of debugging
8643 * opts.c (decode_options): Make dump_base_name relative to
8644 aux_base_name directory.
8646 2009-05-07 Hariharan Sandanagobalane <hariharan@picochip.com>
8648 * config/picochip/picochip.h (NO_DOLLAR_IN_LABEL): Added.
8649 * config/picochip/libgccExtras/divmod15.asm : Removed redefiniton.
8651 2009-05-07 Rafael Avila de Espindola <espindola@google.com>
8653 * Makefile.in (install-plugin): Simplify a bit.
8655 2009-05-07 Paolo Bonzini <bonzini@gnu.org>
8657 * Makefile.in (OBJS-common): Add regcprop.o.
8659 * timevar.def (TV_CPROP_REGISTERS): New.
8660 * regrename.c (regrename_optimize): Return 0.
8661 (rest_of_handle_regrename): Delete.
8662 (pass_rename_registers): Point to regrename_optimize.
8663 (struct value_data_entry, struct value_data,
8664 kill_value_one_regno, kill_value_regno, kill_value,
8665 set_value_regno, init_value_data, kill_clobbered_value,
8666 kill_set_value, kill_autoinc_value, copy_value,
8667 mode_change_ok, maybe_mode_change, find_oldest_value_reg,
8668 replace_oldest_value_reg, replace_oldest_value_addr,
8669 replace_oldest_value_mem, copyprop_hardreg_forward_1,
8670 debug_value_data, validate_value_data): Move...
8671 * regcprop.c: ... here.
8672 (rest_of_handle_cprop): Delete.
8673 (pass_cprop_hardreg): Point to copyprop_hardreg_forward.
8675 2009-05-07 Jakub Jelinek <jakub@redhat.com>
8678 * dojump.c (prefer_and_bit_test): Use immed_double_const instead of
8679 GEN_INT for 1 << bitnum.
8680 (do_jump) <case BIT_AND_EXPR>: Use build_int_cst_wide_type instead of
8683 2009-05-07 Uros Bizjak <ubizjak@gmail.com>
8685 * doc/md.texi (Standard Pattern Names For Generation) [sync_nand]:
8686 Remove wrong description of "nand" operation.
8688 2009-05-06 Richard Guenther <rguenther@suse.de>
8689 Adam Nemet <anemet@caviumnetworks.com>
8691 * gimple.def (GIMPLE_ASSIGN): Fix incorrect information in the
8692 comment. Add that if LHS is not a gimple register, then RHS1 has
8693 to be a single object (GIMPLE_SINGLE_RHS).
8695 2009-05-06 Adam Nemet <anemet@caviumnetworks.com>
8697 * expr.c (get_def_for_expr): Move it up in the file.
8698 (store_field): When expanding a bit-field store, look at the
8699 defining gimple stmt for the masking conversion.
8701 2009-05-06 Janis Johnson <janis187@us.ibm.com>
8704 * dfp.c (encode_decimal32, decode_decimal32, encode_decimal64,
8705 decode_decimal64, encode_decimal128, decode_decimal128): Avoid
8706 32-bit memcpy into long.
8708 2009-05-06 Jakub Jelinek <jakub@redhat.com>
8710 * dwarf2out.c (new_reg_loc_descr): Don't ever create DW_OP_regX.
8711 (one_reg_loc_descriptor): Create DW_OP_regX here instead of calling
8713 (loc_by_reference): If loc is DW_OP_regX, change it into DW_OP_bregX 0
8714 instead of appending DW_OP_deref*.
8716 2009-05-06 Michael Matz <matz@suse.de>
8719 * cfgexpand.c (maybe_cleanup_end_of_block): New static function.
8720 (expand_gimple_cond): Use it to cleanup CFG and superfluous jumps.
8722 2009-05-06 Rafael Avila de Espindola <espindola@google.com>
8724 * Makefile.in (install-plugin): Fix srcdir handling.
8726 2009-05-06 Andrey Belevantsev <abel@ispras.ru>
8728 * tree-ssa.c (execute_update_address_taken): Handle TARGET_MEM_REF
8729 when processing for not_regs_needed bitmap.
8730 * gimple.c (walk_stmt_load_store_addr_ops): When visiting address,
8731 handle TARGET_MEM_REF in lhs. Check TMR_BASE for NULL while
8732 handling it for rhs.
8734 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
8736 * config/i386/i386.md (unnamed inc/dec peephole): Use
8737 optimize_insn_for_size_p instead of optimize_size.
8738 * config/i386/predicates.md (incdec_operand): Likewise.
8739 (aligned_operand): Likewise.
8740 * config/i386/sse.md (divv8sf3): Likewise.
8741 (sqrtv8sf2): Likewise.
8743 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
8745 * config/i386/i386.c (ix86_build_signbit_mask): Make it static.
8747 * config/i386/i386-protos.h (ix86_build_signbit_mask): Removed.
8749 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
8751 * config/i386/i386.md (*avx_<code><mode>3_finite): Replace
8752 ssemodesuffixf2c with avxmodesuffixf2c.
8754 2009-05-06 Joseph Myers <joseph@codesourcery.com>
8757 * c-decl.c (grokdeclarator): Handle incomplete type of unnamed field.
8759 2009-05-05 Jakub Jelinek <jakub@redhat.com>
8761 * tree.h: Remove DECL_BY_REFERENCE from private_flag comment.
8762 (struct tree_base): Adjust spacing for 8 bit boundaries.
8763 (struct tree_decl_common): Add decl_by_reference_flag bit.
8764 (DECL_BY_REFERENCE): Adjust.
8765 * print-tree.c (print_node): For VAR_DECL, PARM_DECL or RESULT_DECL,
8766 print DECL_BY_REFERENCE bit.
8767 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Revert last change.
8768 * dwarf2out.c (loc_by_reference, gen_decl_die): Check
8769 DECL_BY_REFERENCE for all VAR_DECLs, not just non-static ones.
8770 (gen_variable_die): Likewise. Check TREE_PRIVATE/TREE_PROTECTED
8774 * gimplify.c (gimplify_switch_expr): If case labels cover the whole
8775 range of the type, but default label is missing, add it with one
8776 of the existing labels instead of adding a new label for it.
8778 2009-05-05 Joseph Myers <joseph@codesourcery.com>
8782 2009-05-05 Rafael Avila de Espindola <espindola@google.com>
8784 * Makefile.in (enable_plugin, plugin_includedir): New.
8785 (install): Depend on install-plugin.
8786 (PLUGIN_HEADERS): New.
8787 (install-plugin): New.
8788 * config.gcc: Add vxworks-dummy.h to tm_file for x86 and x86-64.
8790 2009-05-05 Richard Guenther <rguenther@suse.de>
8792 PR tree-optimization/40022
8793 * tree-ssa-phiprop.c (struct phiprop_d): Exchange vop_stmt for
8795 (phivn_valid_p): Fix tuplification error, simplify.
8796 (phiprop_insert_phi): Add dumps.
8797 (propagate_with_phi): Simplify.
8799 2009-05-05 Richard Guenther <rguenther@suse.de>
8802 * builtins.c (gimplify_va_arg_expr): Properly build the address.
8804 2009-05-05 Shujing Zhao <pearly.zhao@oracle.com>
8806 * tree.h (strip_float_extensions): Remove duplicate declaration.
8807 (build_low_bits_mask, debug_fold_checksum, expand_function_end,
8808 expand_function_start, stack_protect_prologue, stack_protect_epilogue,
8809 block_ultimate_origin): Rearrange the declarations line to match the
8810 comment that indicates the .c file which the functions are defined.
8811 (dwarf2out_*, set_decl_rtl): Add comment.
8812 (get_base_address): Adjust comment.
8813 (change_decl_assembler_name, maybe_fold_*, build_addr): Rearrange the
8814 declarations line and add comment.
8815 (is_builtin_name): Add blank after function name, for clarity.
8817 2009-05-04 Joseph Myers <joseph@codesourcery.com>
8819 * attribs.c (decl_attributes): Use %qE for identifiers in
8821 * cgraphunit.c (verify_cgraph_node): Translate function names to
8822 locale character set in diagnostics.
8823 * coverage.c (get_coverage_counts): Use %qE for identifiers in
8825 * doc/invoke.texi (-finstrument-functions-exclude-function-list):
8826 Document that functions are named in UTF-8.
8827 * expr.c (expand_expr_real_1): Translate function names to locale
8828 character set in diagnostics.
8829 * gimplify.c (omp_notice_variable, omp_is_private,
8830 gimplify_scan_omp_clauses): Use %qE for identifiers in
8832 * langhooks.c (lhd_print_error_function): Translate function names
8833 to locale character set.
8834 * langhooks.h (decl_printable_name): Document that return value is
8835 in internal character set.
8836 * stmt.c: Include pretty-print.h
8837 (tree_conflicts_with_clobbers_p): Use %qE for identifiers in
8839 (resolve_operand_name_1): Translate named operand name to locale
8841 * stor-layout.c (finalize_record_size): Use %qE for identifiers in
8843 * toplev.c (announce_function): Translate function names to locale
8845 (warn_deprecated_use): Use %qE for identifiers in diagnostics.
8846 (default_tree_printer): Use pp_identifier or translate identifiers
8847 to locale character set. Mark "<anonymous>" for translation.
8848 * tree-mudflap.c (mx_register_decls, mudflap_finish_file): Use %qE
8849 for identifiers in diagnostics.
8850 * tree.c (handle_dll_attribute): Use %qE for identifiers in
8852 * varasm.c (output_constructor): Use %qE for identifiers in
8855 2009-05-04 Rafael Avila de Espindola <espindola@google.com>
8857 * configure.ac: use ` ` instead of $()
8858 * configure: Regenerate.
8860 2009-05-05 Ben Elliston <bje@au.ibm.com>
8862 * config/pa/linux-atomic.c: Eliminate conditional include of
8863 errno.h on non-LP64 systems to simplify build requirements.
8865 2009-05-04 Joseph Myers <joseph@codesourcery.com>
8867 * c-common.c (handle_mode_attribute): Use %qE for identifiers in
8869 * c-decl.c (check_bitfield_type_and_width): Make orig_name a tree
8870 and pass value to identifier_to_locale.
8871 (warn_variable_length_array): Make name a tree.
8872 (grokdeclarator): Separate diagnostic texts for named and unnamed
8873 declarators. Use %qE for named declarators.
8874 * c-parser.c (c_lex_one_token): Use %qE for identifiers in
8876 * c-pragma.c (pop_alignment, handle_pragma_pack): Use %qE for
8877 identifiers in diagnostics.
8878 * c-typeck.c (push_member_name, start_init): Pass identifiers to
8879 identifier_to_locale. Mark "anonymous" strings for translation.
8881 2009-05-04 Michael Eager <eager@eagercon.com>
8883 * config/rs6000/rs6000.c (rs6000_legitimate_address): Allow
8884 address for DImode/DFmode only if double-precision FP regs.
8886 2009-05-04 Michael Eager <eager@eagercon.com>
8888 * config/rs6000/rs6000.c (rs6000_libcall_value): Add
8889 TARGET_SINGLE_FLOAT check.
8891 2009-05-04 Michael Eager <eager@eagercon.com>
8893 * config/rs6000/xilinx.h: Add CPP_SPEC for -mxilinx-fpu options.
8895 2009-05-04 Michael Eager <eager@eagercon.com>
8897 * gcc/config.gcc: (powerpc-xilinx-eabi*): Add tm t-xilinx
8898 * config/rs6000/t-xilinx: New
8900 2009-05-04 Paolo Bonzini <bonzini@gnu.org>
8902 * doc/tm.texi (LEGITIMIZE_ADDRESS): Revise documentation.
8903 * gcc/defaults.h (LEGITIMIZE_ADDRESS): Delete.
8904 * gcc/explow.c (memory_address): Use target hook.
8905 * gcc/targhooks.c (default_legitimize_address): New.
8906 * gcc/targhooks.h (default_legitimize_address): New.
8907 * gcc/target.h (legitimize_address): New.
8908 * gcc/target-def.h (TARGET_LEGITIMIZE_ADDRESS): New.
8909 (TARGET_INITIALIZER): Include it.
8910 * gcc/system.h (LEGITIMIZE_ADDRESS): Poison.
8912 * config/bfin/bfin-protos.h (legitimize_address): Remove.
8913 * config/bfin/bfin.c (legitimize_address): Remove.
8914 * config/bfin/bfin.h (LEGITIMIZE_ADDRESS): Remove.
8915 * config/m68hc11/m68hc11-protos.h (m68hc11_legitimize_address):
8917 * config/m68hc11/m68hc11.c (m68hc11_legitimize_address): Remove.
8918 * config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Remove.
8920 * gcc/config/arm/arm.h (LEGITIMIZE_ADDRESS, ARM_LEGITIMIZE_ADDRESS,
8921 THUMB_LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS): Delete.
8922 * gcc/config/s390/s390.h (LEGITIMIZE_ADDRESS): Delete.
8923 * gcc/config/m32c/m32c.h (LEGITIMIZE_ADDRESS): Delete.
8924 * gcc/config/sparc/sparc.h (LEGITIMIZE_ADDRESS): Delete.
8925 * gcc/config/m32r/m32r.h (LEGITIMIZE_ADDRESS): Delete.
8926 * gcc/config/i386/i386.h (LEGITIMIZE_ADDRESS): Delete.
8927 * gcc/config/sh/sh.h (LEGITIMIZE_ADDRESS): Delete.
8928 * gcc/config/avr/avr.h (LEGITIMIZE_ADDRESS): Delete.
8929 * gcc/config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Delete.
8930 * gcc/config/iq2000/iq2000.h (LEGITIMIZE_ADDRESS): Delete.
8931 * gcc/config/mn10300/mn10300.h (LEGITIMIZE_ADDRESS): Delete.
8932 * gcc/config/m68k/m68k.h (LEGITIMIZE_ADDRESS): Delete.
8933 * gcc/config/score/score.h (LEGITIMIZE_ADDRESS): Delete.
8934 * gcc/config/pa/pa.h (LEGITIMIZE_ADDRESS): Delete.
8935 * gcc/config/mips/mips.h (LEGITIMIZE_ADDRESS): Delete.
8936 * gcc/config/alpha/alpha.h (LEGITIMIZE_ADDRESS): Delete.
8937 * gcc/config/frv/frv.h (LEGITIMIZE_ADDRESS): Delete.
8938 * gcc/config/spu/spu.h (LEGITIMIZE_ADDRESS): Delete.
8939 * gcc/config/xtensa/xtensa.h (LEGITIMIZE_ADDRESS): Delete.
8940 * gcc/config/cris/cris.h (LEGITIMIZE_ADDRESS): Delete.
8941 * gcc/config/rs6000/rs6000.h (LEGITIMIZE_ADDRESS): Delete.
8942 * gcc/config/picochip/picochip.h (LEGITIMIZE_ADDRESS): Delete.
8944 * gcc/config/s390/s390-protos.h (legitimize_address): Delete.
8945 * gcc/config/m32c/m32c-protos.h (m32c_legitimize_address): Delete.
8946 * gcc/config/sparc/sparc-protos.h (legitimize_address): Delete.
8947 * gcc/config/i386/i386-protos.h (legitimize_address): Delete.
8948 * gcc/config/avr/avr-protos.h (legitimize_address): Delete.
8949 * gcc/config/mn10300/mn10300-protos.h (legitimize_address): Delete.
8950 * gcc/config/score/score-protos.h (score_legitimize_address): Delete.
8951 * gcc/config/arm/arm-protos.h (arm_legitimize_address,
8952 (thumb_legitimize_address): Delete.
8953 * gcc/config/pa/pa-protos.h (hppa_legitimize_address): Delete.
8954 * gcc/config/mips/mips-protos.h (mips_legitimize_address): Delete.
8955 * gcc/config/alpha/alpha-protos.h (alpha_legitimize_address): Delete.
8956 * gcc/config/frv/frv-protos.h (frv_legitimize_address): Delete.
8957 * gcc/config/spu/spu-protos.h (spu_legitimize_address): Delete.
8958 * gcc/config/xtensa/xtensa-protos.h (xtensa_legitimize_address):
8960 * gcc/config/rs6000/rs6000-protos.h (rs6000_legitimize_address):
8963 * config/arm/arm.c (arm_legitimize_address): Maybe call Thumb version.
8964 * config/m32c/m32c.c (m32c_legitimize_address): Standardize.
8965 * config/m32r/m32r.c (m32r_legitimize_address): New.
8966 * config/m68k/m68k.c (m68k_legitimize_address): New.
8967 * config/score/score.c (score_legitimize_address): Standardize.
8968 * config/score/score3.c (score3_legitimize_address): Standardize.
8969 * config/score/score3.h (score3_legitimize_address): Adjust.
8970 * config/score/score7.c (score7_legitimize_address): Standardize.
8971 * config/score/score7.h (score7_legitimize_address): Adjust.
8972 * config/sh/sh.c (sh_legitimize_address): New.
8973 * config/iq2000/iq2000.c (iq2000_legitimize_address): New.
8975 * gcc/config/s390/s390.c (legitimize_address): Rename to...
8976 (s390_legitimize_address): ... this.
8977 * gcc/config/sparc/sparc.c (legitimize_address): Rename to...
8978 (sparc_legitimize_address): ... this.
8979 * gcc/config/i386/i386.c (legitimize_address): Rename to...
8980 (ix86_legitimize_address): ... this.
8981 * gcc/config/avr/avr.c (legitimize_address): Rename to...
8982 (avr_legitimize_address): ... this.
8983 * gcc/config/mn10300/mn10300.c (legitimize_address): Rename to...
8984 (mn10300_legitimize_address): ... this.
8985 * config/alpha/alpha.c (alpha_legitimize_address): Wrap...
8986 (alpha_legitimize_address_1): ... the old alpha_legitimize_address.
8987 (alpha_expand_mov): Adjust call.
8989 * config/frv/frv.c (frv_legitimize_address): Return x on failure.
8990 * config/spu/spu.c (spu_legitimize_address): Likewise.
8991 * config/xtensa/xtensa.c (xtensa_legitimize_address): Likewise.
8992 * config/rs6000/rs6000.c (rs6000_legitimize_address): Likewise.
8994 2009-05-04 Joseph Myers <joseph@codesourcery.com>
8996 * intl.c (locale_encoding, locale_utf8): New.
8997 (gcc_init_libintl): Initialize locale_encoding and locale_utf8.
8998 * intl.h (locale_encoding, locale_utf8): Declare.
8999 * pretty-print.c: Include ggc.h. Include iconv.h if HAVE_ICONV.
9000 (pp_base_tree_identifier, decode_utf8_char, identifier_to_locale):
9002 * pretty-print.h (pp_identifier): Call identifier_to_locale on ID
9004 (pp_tree_identifier): Define to call pp_base_tree_identifier.
9005 (pp_base_tree_identifier): Declare as function.
9006 (identifier_to_locale): Declare.
9007 * Makefile.in (pretty-print.o): Update dependencies.
9008 * varasm.c (finish_aliases_1): Use %qE for identifiers in diagnostics.
9010 2009-05-04 Richard Guenther <rguenther@suse.de>
9013 * builtins.c (fold_builtin_memory_op): Do not decay to element
9014 type if the size matches the whole array.
9016 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
9018 * expmed.c (synth_mult): When trying out a shift, pass the result
9021 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
9023 * expmed.c (shiftsub_cost): Rename to shiftsub0_cost.
9024 (shiftsub1_cost): New.
9025 (init_expmed): Compute shiftsub1_cost.
9026 (synth_mult): Optimize multiplications by constants of the form
9027 -(2^^m-1) for some constant positive integer m.
9029 2009-05-03 Richard Guenther <rguenther@suse.de>
9032 * c-typeck.c (array_to_pointer_conversion): Do not built
9033 ADDR_EXPRs of arrays of pointer-to-element type.
9034 * c-gimplify.c (c_gimplify_expr): Revert change fixing
9035 up wrong ADDR_EXPRs after-the-fact.
9036 * c-common.c (strict_aliasing_warning): Strip pointer
9037 conversions for obtaining the original type.
9038 * builtins.c (fold_builtin_memset): Handle array types.
9039 (fold_builtin_memory_op): Handle folded POINTER_PLUS_EXPRs
9042 2009-05-03 Richard Guenther <rguenther@suse.de>
9045 * tree-ssa.c (useless_type_conversion_p_1): Use get_deref_alias_set.
9046 Do not lose casts from array types with unknown extent to array
9047 types with known extent.
9048 * tree-ssa-copy.c (may_propagate_copy): Remove hack checking for
9049 alias set compatibility.
9051 2009-05-03 Manuel López-Ibáñez <manu@gcc.gnu.org>
9053 * flags.h (extra_warnings): Delete.
9054 * toplev.c (process_options): Handle Wuninitialized here.
9055 * opts.c (extra_warnings): Delete.
9056 (set_Wextra): Delete.
9057 (common_handle_option): -Wextra can be handled automatically.
9058 * c-opts.c (c_common_handle_option): Delete obsolete code.
9059 (c_common_post_options): Simplify comment.
9060 * common.opt (W): Add Var.
9062 (Wuninitialized): Initialize to -1.
9064 2009-05-03 Adam Nemet <anemet@caviumnetworks.com>
9065 Richard Guenther <rguenther@suse.de>
9067 * expr.c (get_def_for_expr): New function.
9068 (expand_expr_real_1) <PLUS_EXPR, MINUS_EXPR>: Adjust to work with
9069 SSA rather than trees.
9070 <MULT_EXPR>: Likewise. Use subexp0 and subexp1 instead of
9071 TREE_OPERAND (exp, 0) and TREE_OPERAND (exp, 1).
9073 2009-05-03 Joseph Myers <joseph@codesourcery.com>
9075 * c-common.c (reswords): Add _Imaginary.
9076 * c-common.c (enum rid): Add RID_IMAGINARY.
9078 2009-05-03 Paolo Bonzini <bonzini@gnu.org>
9080 * tree.h (TYPE_VECTOR_OPAQUE): Fix documentation.
9081 Patch by Richard Guenther.
9083 2009-05-03 Anatoly Sokolov <aesok@post.ru>
9085 * defaults.h (FRAME_POINTER_REQUIRED): Provide default.
9086 * doc/tm.texi (FRAME_POINTER_REQUIRED): Revise documentation.
9087 * config/alpha/alpha.h (FRAME_POINTER_REQUIRED): Delete.
9088 * config/s390/s390.h (FRAME_POINTER_REQUIRED): Delete.
9089 * config/spu/spu.h (FRAME_POINTER_REQUIRED): Delete.
9090 * config/sh/sh.h (FRAME_POINTER_REQUIRED): Delete.
9091 * config/pdp11/pdp11.h (FRAME_POINTER_REQUIRED): Delete.
9092 * config/stormy16/stormy16.h (FRAME_POINTER_REQUIRED): Delete.
9093 * config/m68hc11/m68hc11.h (FRAME_POINTER_REQUIRED): Delete.
9094 * config/iq2000/iq2000.h (FRAME_POINTER_REQUIRED): Delete.
9095 * config/mn10300/mn10300.h (FRAME_POINTER_REQUIRED): Delete.
9096 * config/ia64/ia64.h (FRAME_POINTER_REQUIRED): Delete.
9097 * config/m68k/m68k.h (FRAME_POINTER_REQUIRED): Delete.
9098 * config/rs6000/rs6000.h (FRAME_POINTER_REQUIRED): Delete.
9099 * config/picochip/picochip.h (FRAME_POINTER_REQUIRED): Delete.
9100 * config/mcore/mcore.h (FRAME_POINTER_REQUIRED): Delete.
9101 * config/h8300/h8300.h (FRAME_POINTER_REQUIRED): Delete.
9102 * config/v850/v850.h (FRAME_POINTER_REQUIRED): Delete.
9104 2009-05-02 Richard Guenther <rguenther@suse.de>
9106 PR tree-optimization/39940
9107 * tree-ssa-pre.c (eliminate): Make sure we may propagate before
9110 2009-05-02 Richard Guenther <rguenther@suse.de>
9113 * tree-ssa.c (execute_update_addresses_taken): Properly check
9114 if we can mark a variable DECL_GIMPLE_REG_P.
9115 * gimple.c (is_gimple_reg): Re-order check for DECL_GIMPLE_REG_P
9116 back to the end of the function.
9117 (is_gimple_reg_type): Remove complex type special casing.
9118 * gimplify.c (gimplify_bind_expr): Do not set DECL_GIMPLE_REG_P
9121 2009-05-02 Ben Elliston <bje@au.ibm.com>
9123 * doc/collect2.texi (Collect2): Document search path behaviour
9124 when configured with --with-ld.
9126 2009-05-02 Jan Hubicka <jh@suse.cz>
9128 * tree-ssa-coalesce.c (coalesce_cost): Do not take ciritical
9129 parameter; update callers.
9130 (coalesce_cost_edge): EH edges are costier because they needs
9131 splitting even if not critical and even more costier when there are
9132 multiple EH predecestors.
9134 2009-05-02 Jan Hubicka <jh@suse.cz>
9136 * except.c (remove_eh_handler_and_replace): Handle updating after
9137 removing TRY blocks.
9139 2009-05-02 Eric Botcazou <ebotcazou@adacore.com>
9141 * store-motion.c (compute_store_table): Add ENABLE_CHECKING guard.
9143 2009-05-02 Steven Bosscher <steven@gcc.gnu.org>
9145 * varasm.c: Do not include c-pragma.h.
9146 * attribs.c: Do not incude c-common.h.
9148 2009-05-01 Michael Matz <matz@suse.de>
9150 * calls.c (initialize_argument_information): Handle SSA names like
9151 decls with a non MEM_P DECL_RTL.
9153 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
9155 * ipa-reference.c: Do not include c-common.h, include splay-tree.h.
9156 * ipa-utils.c: Likewise.
9157 * ipa-type-escape.c: Likewise.
9158 * cgraphunit.c Do not include c-common.h.
9159 * ipa-pure-const.c: Likewise.
9160 * tree-if-conv.c: Likewise.
9161 * matrix-reorg.c: Do not include c-common.h and c-tree.h.
9162 * ipa-struct-reorg.c: Likewise.
9163 * tree-nomudflap.c: Likewise.
9164 * tree-ssa-structalias.c: Likewise.
9166 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
9168 * store-motion.c: Many cleanups to make this pass a first-class
9169 citizen instead of an appendix to gcse load motion. Add TODO list
9170 to make this pass faster/cleaner/better.
9172 (struct ls_expr): Post gcse.c-split cleanups.
9173 Rename to st_expr. Rename "loads" field to "antic_stores". Rename
9174 "stores" field to "avail_stores".
9175 (pre_ldst_mems): Rename to store_motion_mems.
9176 (pre_ldst_table): Rename to store_motion_mems_table.
9177 (pre_ldst_expr_hash): Rename to pre_st_expr_hash, update users.
9178 (pre_ldst_expr_eq): Rename to pre_st_expr_eq, update users.
9179 (ldst_entry): Rename to st_expr_entry, update users.
9180 (free_ldst_entry): Rename to free_st_expr_entry, update users.
9181 (free_ldst_mems): Rename to free_store_motion_mems, update users.
9182 (enumerate_ldsts): Rename to enumerate_store_motion_mems,
9184 (first_ls_expr): Rename to first_st_expr, update users.
9185 (next_ls_expr): Rename to next_st_expr, update users.
9186 (print_ldst_list): Rename to print_store_motion_mems. Print names of
9187 fields properly for store motion instead of names inherited from load
9189 (ANTIC_STORE_LIST, AVAIL_STORE_LIST): Remove.
9190 (LAST_AVAIL_CHECK_FAILURE): Explain what this is. Undefine when we
9193 (ae_kill): Rename to st_kill, update users.
9194 (ae_gen): Rename to st_avloc, update users.
9195 (transp): Rename to st_transp, update users.
9196 (pre_insert_map): Rename to st_insert_map, update users.
9197 (pre_delete_map): Rename to st_delete_map, update users.
9198 (insert_store, build_store_vectors, free_store_memory,
9199 one_store_motion_pass): Update for abovementioned changes.
9201 (gcse_subst_count, gcse_create_count): Remove.
9202 (one_store_motion_pass): New statistics counters "n_stores_deleted"
9203 and "n_stores_created", local variables.
9205 (extract_mentioned_regs, extract_mentioned_regs_1): Rewrite to
9208 (regvec, compute_store_table_current_insn): Remove.
9209 (reg_set_info, reg_clear_last_set): Remove.
9210 (compute_store_table): Use DF caches instead of local dataflow
9213 2009-05-01 Joseph Myers <joseph@codesourcery.com>
9215 * c-objc-common.c (c_tree_printer): Print identifiers with
9216 pp_identifier, not pp_string. Mark "({anonymous})" for
9218 * c-pretty-print.c (pp_c_ws_string): New.
9219 (pp_c_cv_qualifier, pp_c_type_specifier,
9220 pp_c_specifier_qualifier_list, pp_c_parameter_type_list,
9221 pp_c_storage_class_specifier, pp_c_function_specifier,
9222 pp_c_attributes, pp_c_bool_constant, pp_c_constant,
9223 pp_c_primary_expression, pp_c_postfix_expression,
9224 pp_c_unary_expression, pp_c_shift_expression,
9225 pp_c_relational_expression, pp_c_equality_expression,
9226 pp_c_logical_and_expression, pp_c_logical_or_expression): Mostly
9227 use pp_string and pp_c_ws_string in place of pp_identifier and
9228 pp_c_identifier for non-identifiers. Mark English strings for
9230 * c-pretty-print.h (pp_c_ws_string): Declare.
9232 2009-04-30 Paul Pluzhnikov <ppluzhnikov@google.com>
9233 Roland McGrath <roland@redhat.com>
9235 * configure.ac (HAVE_LD_BUILDID): New check for ld --build-id support.
9236 (ENABLE_LD_BUILDID): New configuration option.
9237 * gcc.c [HAVE_LD_BUILDID and ENABLE_LD_BUILDID]
9238 (LINK_BUILDID_SPEC): New macro.
9239 (init_spec): If defined, prepend it between LINK_EH_SPEC and
9241 * doc/install.texi: Document --enable-linker-build-id option.
9242 * configure: Rebuild.
9243 * config.in: Rebuild.
9245 2009-04-30 Adam Nemet <anemet@caviumnetworks.com>
9247 * config/mips/mips.h (FRAME_GROWS_DOWNWARD,
9248 MIPS_GP_SAVE_AREA_SIZE): Define new macros.
9249 (STARTING_FRAME_OFFSET): Return 0 if FRAME_GROWS_DOWNWARD. Use
9250 MIPS_GP_SAVE_AREA_SIZE.
9251 * config/mips/mips.c (struct mips_frame_info): Update comment
9252 before arg_pointer_offset and hard_frame_pointer_offset.
9253 (mips_compute_frame_info): Update diagram before function: to
9254 correctly use stack_pointer_rtx for fp_sp_offset and gp_sp_offset, to
9255 indicate the position of frame_pointer_rtx with -fstack-protector and
9256 to show args_size. Don't allocate cprestore area for leaf functions
9257 if FRAME_GROWS_DOWNWARD. Use MIPS_GP_SAVE_AREA_SIZE to set
9259 (mips_initial_elimination_offset): Update for FRAME_GROWS_DOWNWARD.
9261 2009-04-30 Michael Matz <matz@suse.de>
9263 PR tree-optimization/39955
9264 * config/rs6000/rs6000.c (rs6000_check_sdmode): Also check SSA_NAMEs.
9266 2009-04-30 Dave Korn <dave.korn.cygwin@gmail.com>
9268 * ira.c (setup_cover_and_important_classes): Use safe macro
9269 REG_CLASS_FOR_CONSTRAINT instead of calling regclass_for_constraint
9271 * genpreds.c (write_tm_preds_h): Output suitable definition of
9272 REG_CLASS_FOR_CONSTRAINT.
9274 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
9276 * alloc-pool.c (alloc_pool_descriptor): Use an insert_opion value
9278 * bitmap.c (bitmap_descriptor): Likewise.
9279 * ggc-common.c (loc_descriptor): Likewise.
9280 * varray.c (varray_descriptor): Likewise.
9281 * vec.c (vec_descriptor): Likewise.
9283 2009-04-30 Eric Botcazou <ebotcazou@adacore.com>
9285 * Makefile.in (dce.o): Add $(EXCEPT_H).
9286 * dce.c: Include except.h and delete redundant vector definitions.
9287 (deletable_insn_p): Return false for non-call insns that can throw
9290 2009-04-30 Steven Bosscher <steven@gcc.gnu.org>
9292 * gcse.c (ae_gen): Remove.
9293 (can_assign_to_reg_p): Rename to can_assign_to_reg_without_clobbers_p
9294 and make non-static function to make it available in store-motion.c.
9295 Update call sites with search-and-replace.
9296 (enumerate_ldsts, reg_set_info, reg_clear_last_set, store_ops_ok,
9297 extract_mentioned_regs, extract_mentioned_regs_helper,
9298 find_moveable_store, compute_store_table, load_kills_store, find_loads,
9299 store_killed_in_insn, store_killed_after, store_killed_before,
9300 build_store_vectors, insert_insn_start_basic_block, insert-store,
9301 remove_reachable_equiv_notes, replace_store_insn, delete_store,
9302 free_store_memory, one_store_motion_pass, gate_rtl_store_motion,
9303 execute_rtl_store_motion, pass_rtl_store_motion): Move to...
9304 * store-motion.c: ...new file. Also copy data structures from gcse.c
9305 and clean up to remove parts not used by store motion.
9306 * rtl.h (can_assign_to_reg_without_clobbers_p): Add prototype.
9307 * Makefile.in (store-motion.o): New rule. Add to OBJS-common.
9309 2009-04-30 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
9312 * config/arm/arm.h (FUNCTION_BOUNDARY): Set to 16 for thumb
9313 when optimizing for size.
9315 2009-04-30 Hans-Peter Nilsson <hp@axis.com>
9317 * gcse.c (gcse_constant_p): Fix typo in last change.
9319 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
9321 * plugin.c: Include plugin-version.h only if ENABLE_PLUGIN is defined.
9323 2009-04-30 Andreas Krebbel <krebbel1@de.ibm.com>
9325 * gcse.c (gcse_constant_p): Make sure the constant is sharable.
9327 2009-04-29 James E. Wilson <wilson@codesourcery.com>
9329 * config/mips/mips.c (mips_add_offset): Use gen_int_mode for
9330 CONST_HIGH_PART result.
9332 2009-04-29 Anatoly Sokolov <aesok@post.ru>
9334 * config/avr/avr.c (initial_elimination_offset): Rename to
9335 avr_initial_elimination_offset.
9336 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p,
9337 change return type to bool.
9338 (avr_can_eliminate): New function.
9339 * config/avr/avr.h (CAN_ELIMINATE): Use avr_can_eliminate.
9340 (FRAME_POINTER_REQUIRED): Use avr_frame_pointer_required_p.
9341 (INITIAL_ELIMINATION_OFFSET): Use avr_initial_elimination_offset.
9342 * config/avr/avr-protos.h (initial_elimination_offset): Rename to
9343 avr_initial_elimination_offset.
9344 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p.
9345 (avr_initial_elimination_offset): Define.
9347 2009-04-29 Eric Botcazou <ebotcazou@adacore.com>
9348 Steven Bosscher <steven@gcc.gnu.org>
9350 PR rtl-optimization/39938
9351 * Makefile.in (cfgrtl.o): Add $(INSN_ATTR_H).
9352 * cfgrtl.c: Include insn-attr.h.
9353 (rest_of_pass_free_cfg): New function.
9354 (pass_free_cfg): Use rest_of_pass_free_cfg as execute function.
9355 * resource.c (init_resource_info): Remove call to df_analyze.
9357 2009-04-29 Richard Guenther <rguenther@suse.de>
9360 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Only
9361 allow conversion to signed integers.
9363 2009-04-29 Richard Guenther <rguenther@suse.de>
9365 * tree-cfg.c (verify_gimple_assign_binary): Allow vector
9366 shifts of floating point vectors if the shift amount is
9367 a constant multiple of the element size.
9369 2009-04-29 Andreas Krebbel <krebbel1@de.ibm.com>
9370 Michael Matz <matz@suse.de>
9374 * tree-outof-ssa.c (emit_partition_copy): New function.
9375 (insert_partition_copy_on_edge, insert_rtx_to_part_on_edge,
9376 insert_part_to_rtx_on_edge): Perform the partition base var
9377 copy using emit_partition_copy.
9378 (insert_value_copy_on_edge): Convert constants to the right mode.
9379 (insert_rtx_to_part_on_edge): Add UNSIGNEDSRCP parameter.
9380 (elim_create): Pass the sign of the src to insert_rtx_to_part_on_edge.
9382 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
9384 * config/bfin/bfin.c (bfin_optimize_loop): If we need a scratch reg,
9385 scan backwards to try to find a constant to initialize it.
9387 * config/bfin/bfin.c (bfin_optimize_loop): When looking for the last
9388 insn before the loop_end instruction, don't look past labels.
9390 2009-04-29 Richard Guenther <rguenther@suse.de>
9393 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do not
9394 loose type conversions.
9395 (forward_propagate_addr_expr): Fix tuplification bug. Remove
9396 stmts only if there are no uses of its definition.
9398 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
9400 * config/bfin/bfin.h (splitting_loops): Declare.
9401 * config/bfin/bfin-protos.h (WA_05000257, WA_05000283, WA_05000315):
9402 Reorder bit definitions to be ascending.
9403 (WA_LOAD_LCREGS, ENABLE_WA_LOAD_LCREGS): New macros.
9404 * config/bfin/bfin.c (splitting_loops): New variable.
9405 (bfin_cpus): Add WA_LOAD_LCREGS as needed.
9406 (struct loop_info): Remove members INIT and LOOP_INIT.
9407 (bfin_optimize_loop): Don't set them. Reorder the code that generates
9408 the LSETUP sequence. Allow LC to be loaded from any register, but
9409 also add a case to push/pop a PREG scratch if ENABLE_WA_LOAD_LCREGS.
9410 (bfin_reorg_loops): When done, split all BB_ENDs with splitting_loops
9412 * config/bfin/bfin.md (loop_end splitter): Use splitting_loops instead
9413 of reload_completed.
9416 * config/bfin/bfin.md (movsi_insn): Refine constraints.
9418 2009-04-29 Rafael Avila de Espindola <espindola@google.com>
9420 * Makefile.in (PLUGIN_VERSION_H): New.
9421 (OBJS-common): Remove plugin-version.o.
9422 (plugin.o): Depend on (PLUGIN_VERSION_H).
9423 (plugin-version.o): Remove.
9424 * configure: Regenerate
9425 * configure.ac: Create plugin-version.h.
9426 * gcc-plugin.h (plugin_gcc_version): Remove.
9427 (plugin_default_version_check): Change signature.
9428 * plugin-version.c: Remove.
9429 * plugin.c: Include plugin-version.h.
9430 (str_plugin_gcc_version_name): Remove.
9431 (try_init_one_plugin): Pass gcc version to plugin_init.
9432 (plugin_default_version_check): Both gcc and plugin versions are now
9435 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
9437 * config/bfin/bfin.c (bfin_optimize_loop): Unify handling of
9438 problematic last insns. Test for TYPE_CALL rather than CALL_P.
9439 Remove special case testing for last insn of inner loops. Don't fail
9440 if the loop ends with a jump, emit an extra nop instead.
9442 * config/bfin/bfin.c (bfin_register_move_cost): Test for subsets of
9443 DREGS rather than comparing directly. Remove code that tries to
9444 account for latencies.
9446 2009-04-29 Richard Guenther <rguenther@suse.de>
9448 PR tree-optimization/39941
9449 * tree-ssa-pre.c (eliminate): Schedule update-ssa after
9450 eliminating an indirect call.
9452 2009-04-29 Richard Guenther <rguenther@suse.de>
9454 * tree-cfg.c (verify_types_in_gimple_reference): Add require_lvalue
9455 parameter. Allow invariants as base if !require_lvalue.
9456 (verify_gimple_assign_single): Adjust.
9458 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
9460 * config/bfin/bfin.md (sp_or_sm, spm_string, spm_name): New macro.
9461 (ss<spm_name>hi3, ss<spm_name>hi3_parts, ss<spm_name>hi3_low_parts,
9462 ss<spm_name_hi3_high_parts): New patterns, replacing ssaddhi3,
9463 ssubhi3, ssaddhi3_parts and sssubhi3_parts.
9464 (flag_mulhi3_parts): Produce a HImode output rather than trying to set
9466 * config/bfin/bfin.c (bfin_expand_builtin,
9467 case BFIN_BUILTIN_CPLX_SQU): Adjust accordingly.
9469 2009-04-28 Richard Guenther <rguenther@suse.de>
9471 * tree-vect-loop.c (get_initial_def_for_induction): Use
9472 correct types for pointer increment.
9474 2009-04-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9476 * toplev.c (print_version): Update GMP version string calculation.
9478 2009-04-28 Eric Botcazou <ebotcazou@adacore.com>
9480 PR rtl-optimization/39938
9481 * resource.c (init_resource_info): Add call to df_analyze.
9483 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
9485 * config/alpha/alpha.md (usegp): Cast the result of
9486 alpha_find_lo_sum_using_gp to enum attr_usegp.
9487 * config/alpha/alpha.c (override_options): Remove end-of-structure
9488 marker element from cpu_table. Use array size of cpu_table to handle
9489 -mcpu and -mtune options.
9490 (tls_symbolic_operand_type): Change 0 to TLS_MODEL_NONE.
9492 2009-04-28 Joseph Myers <joseph@codesourcery.com>
9494 * config.gcc (powerpc*-*-* | rs6000-*-*): Add
9495 rs6000/option-defaults.h to tm_file. Support cpu_32, cpu_64,
9496 tune_32 and tune_64.
9497 * doc/install.texi (--with-cpu-32, --with-cpu-64): Document
9499 * config/rs6000/rs6000.h (OPTION_DEFAULT_SPECS): Move to ...
9500 * config/rs6000/option-defaults.h: ... here. New file.
9501 (OPT_64, OPT_32): Define.
9502 (MASK_64BIT): Define to 0 if not already defined.
9503 (OPT_ARCH64, OPT_ARCH32): Define.
9504 (OPTION_DEFAULT_SPECS): Add entries for cpu_32, cpu_64, tune_32
9507 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
9509 * config/arm/arm.c (arm_override_options): Emit error on using
9512 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
9514 PR rtl-optimization/39914
9515 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
9516 registers for allocnos created from user-defined variables only
9517 when not optimizing.
9519 2009-04-28 Richard Guenther <rguenther@suse.de>
9522 * fold-const.c (fold_binary): Use distribute_real_division only
9525 2009-04-28 Steve Ellcey <sje@cup.hp.com>
9527 * config.gcc (hppa*64*-*-hpux11*): Set use_gcc_stdint and
9528 add hpux-stdint.h to tm_file.
9529 (hppa[12]*-*-hpux11*): Ditto.
9530 (ia64*-*-hpux*): Ditto.
9531 * config/hpux-stdint.h: New.
9532 * config/ia64/hpux.h (TARGET_OS_CPP_BUILTINS): Set
9533 __STDC_EXT__ for all compiles.
9534 * config/pa/pa-hpux.h: Ditto.
9535 * config/pa/pa-hpux10.h: Ditto.
9536 * config/pa/pa-hpux11.h: Ditto.
9538 2009-04-28 Catherine Moore <clm@codesourcery.com>
9540 * debug.h (set_name): Add comment.
9542 2009-04-28 Andrew Pinski <pinskia@gmail.com>
9545 * config/darwin.c (machopic_gen_offset): Check
9546 currently_expanding_to_rtl if current_ir_type returns IR_GIMPLE.
9547 * config/arm/arm.c (require_pic_register): Likewise.
9549 2009-04-28 Paolo Bonzini <bonzini@gnu.org>
9551 * config/m32c/m32c.c (TARGET_PROMOTE_FUNCTION_RETURN,
9552 m32c_promote_function_return, TARGET_PROMOTE_PROTOTYPES,
9553 m32c_promote_prototypes): Delete.
9555 2009-04-28 Michael Matz <matz@suse.de>
9558 * tree-outof-ssa.c (insert_value_copy_on_edge): Don't convert
9561 2009-04-28 Richard Guenther <rguenther@suse.de>
9563 * tree-vect-stmts.c (vect_get_vec_def_for_operand): Fix type error.
9565 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
9567 * config/arm/arm-cores.def: Add support for arm1156t2f-s.
9568 * doc/invoke.texi (ARM Options): Document support for arm1156t2f-s.
9569 * config/arm/arm-tune.md: Regenerate.
9571 2009-04-28 Alexander Monakov <amonakov@ispras.ru>
9573 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not attempt to delete a
9574 block if there are complex incoming edges.
9575 (sel_merge_blocks): Remove useless assert.
9576 (sel_redirect_edge_and_branch): Check that edge was redirected.
9577 * sel-sched-ir.h (_eligible_successor_edge_p): Remove assert.
9578 (sel_find_rgns): Delete declaration.
9579 * sel-sched.c (purge_empty_blocks): Attempt to remove first block of
9580 the region when it is not a preheader.
9582 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
9585 * config/alpha/elf.h (MAX_OFILE_ALIGNMENT): Sync with elfos.h
9587 2009-04-28 Richard Guenther <rguenther@suse.de>
9589 * tree.h (SSA_NAME_VALUE): Remove.
9590 (struct tree_ssa_name): Remove value_handle member.
9591 * tree-vrp.c (execute_vrp): Initialize/free the value-handle
9592 array for jump threading.
9593 * tree-ssa-propagate.c (ssa_prop_init): Do not initialize
9595 * print-tree.c (print_node): Do not dump SSA_NAME_VALUEs.
9596 * tree-flow.h (threadedge_initialize_values): Declare.
9597 (threadedge_finalize_values): Likewise.
9598 * tree-ssa-threadedge.c (ssa_name_values): New global variable.
9599 (SSA_NAME_VALUE): Define.
9600 (threadedge_initialize_values): New function.
9601 (threadedge_finalize_values): Likewise.
9602 * tree-ssa-dom.c (ssa_name_values): New global variable.
9603 (SSA_NAME_VALUE): Define.
9604 (tree_ssa_dominator_optimize): Initialize/free the value-handle array.
9606 2009-04-28 Ira Rosen <irar@il.ibm.com>
9608 * tree-vect-loop-manip.c (vect_create_cond_for_alias_checks):
9609 Use REPORT_VECTORIZED_LOCATIONS instead
9610 REPORT_VECTORIZED_LOOPS.
9611 * tree-vectorizer.c (vect_verbosity_level): Make static.
9612 (vect_loop_location): Rename to vect_location.
9613 (vect_set_verbosity_level): Update comment.
9614 (vect_set_dump_settings): Use REPORT_VECTORIZED_LOCATIONS
9616 (vectorize_loops): Fix comment. Use REPORT_VECTORIZED_LOCATIONS
9617 and vect_location. Use REPORT_UNVECTORIZED_LOCATIONS
9618 instead REPORT_UNVECTORIZED_LOOPS.
9619 * tree-vectorizer.h (enum vect_def_type): Rename vect_invariant_def
9620 and vect_loop_def to vect_external_def and vect_internal_def.
9621 (enum verbosity_levels): Rename REPORT_VECTORIZED_LOOPS
9622 and REPORT_UNVECTORIZED_LOOPS to REPORT_VECTORIZED_LOCATIONS and
9623 REPORT_UNVECTORIZED_LOCATIONS.
9624 (enum vect_relevant): Update comment. Rename vect_unused_in_loop
9625 and vect_used_in_loop and to vect_unused_in_scope and
9627 (STMT_VINFO_RELEVANT_P): Use vect_unused_in_scope.
9628 (vect_verbosity_level): Remove declaration.
9629 (vect_analyze_operations): Likewise.
9630 (vect_analyze_stmt): Declare.
9631 * tree-vect-loop.c (vect_determine_vectorization_factor): Use
9632 REPORT_UNVECTORIZED_LOCATIONS.
9633 (vect_get_loop_niters): Fix indentation.
9634 (vect_analyze_loop_form): Use REPORT_UNVECTORIZED_LOCATIONS.
9635 (vect_analyze_loop_operations): New function.
9636 (vect_analyze_loop): Call vect_analyze_loop_operations instead of
9637 vect_analyze_operations.
9638 (vect_is_simple_reduction): Use new names.
9639 (vectorizable_live_operation, vect_transform_loop): Likewise.
9640 * tree-vect-data-refs.c (vect_check_interleaving): Add a return value
9641 to specify whether the data references can be a part of interleaving
9643 (vect_analyze_data_ref_dependence): Use new names.
9644 (vect_analyze_data_refs_alignment, vect_analyze_data_refs): Likewise.
9645 (vect_create_addr_base_for_vector_ref): Remove redundant code.
9646 * tree-vect-patterns.c (widened_name_p): Use new names.
9647 (vect_recog_dot_prod_pattern): Likewise.
9648 * tree-vect-stmts.c (vect_stmt_relevant_p): Use new names.
9649 (process_use, vect_mark_stmts_to_be_vectorized,
9650 vect_model_simple_cost, vect_model_store_cost,
9651 vect_get_vec_def_for_operand, vect_get_vec_def_for_stmt_copy,
9652 vectorizable_call, vectorizable_conversion, vectorizable_assignment,
9653 vectorizable_operation, vectorizable_type_demotion,
9654 vectorizable_type_promotion, vectorizable_store, vectorizable_load,
9655 vectorizable_condition): Likewise.
9656 (vect_analyze_operations): Split into vect_analyze_loop_operations
9658 (vect_analyze_stmt): ... new function.
9659 (new_stmt_vec_info): Use new names.
9660 (vect_is_simple_use): Use new names and fix comment.
9661 * tree-vect-slp.c (vect_get_and_check_slp_defs): Use new names.
9662 (vect_build_slp_tree, vect_analyze_slp, vect_schedule_slp): Likewise.
9664 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
9667 * config/i386/i386.c (print_operand) ['Z']: Handle floating point
9668 and integer modes for x87 operands. Do not ICE for unsupported size,
9669 generate error instead. Generate error for unsupported operand types.
9670 ['z']: Do not handle HImode memory operands specially. Warning
9671 for floating-point operands. Fallthru to 'Z' for unsupported operand
9672 types. Do not ICE for unsupported size, generate error instead.
9673 (output_387_binary_op): Use %Z to output operands.
9674 (output_fp_compare): Ditto.
9675 (output_387_reg_move): Ditto.
9677 2009-04-28 Ben Elliston <bje@au.ibm.com>
9682 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9684 * builtins.c (c_strlen): Do not warn here.
9685 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
9686 * c-common.c (pointer_int_sum): Take an explicit location.
9687 Warn about offsets out of bounds.
9688 * c-common.h (pointer_int_sum): Adjust declaration.
9690 2009-04-27 Ian Lance Taylor <iant@google.com>
9692 * collect2.c (is_ctor_dtor): Change type of ret field in struct
9694 * dce.c (run_fast_df_dce): Change type of old_flags to int.
9695 * df-core.c (df_set_flags): Change return type to int. Change
9696 type of old_flags to int.
9697 (df_clear_flags): Likewise.
9698 * df-scan.c (df_def_record_1): Change 0 to VOIDmode.
9699 (df_get_conditional_uses): Likewise.
9700 * df.h (df_set_flags, df_clear_flags): Update declarations.
9701 * dwarf2out.c (struct indirect_string_node): Change type of form
9702 field to enum dwarf_form.
9703 (AT_string_form): Change return type to enum dwarf_form.
9704 * fixed-value.c (fixed_compare): Add cast to enum type.
9705 * fwprop.c (update_df): Change 0 to VOIDmode.
9706 * gensupport.c: Change 0 to UNKNOWN.
9707 * gimple.h (gimple_cond_code): Add cast to enum type.
9708 * haifa-sched.c (reemit_notes): Add cast to enum type.
9709 * hooks.c (hook_int_void_no_regs): Remove function.
9710 * hooks.h (hook_int_void_no_regs): Remove declaration.
9711 * optabs.c (expand_widen_pattern_expr): Change 0 to VOIDmode.
9712 * predict.c (combine_predictions_for_insn): Add casts to enum type.
9713 * real.c (real_arithmetic): Add cast to enum type.
9714 (real_compare): Likewise.
9715 * target.h (struct gcc_target): Change return type of
9716 branch_target_register_class to enum reg_class.
9717 * target-def.h (TARGET_BRANCH_TARGET_REGISTER_CLASS): Define as
9718 default_branch_target_register_class.
9719 * targhooks.c (default_branch_target_register_class): New function.
9720 * targhooks.h (default_branch_target_register_class): Declare.
9721 * tree-data-ref.c (print_direction_vector): Add cast to enum type.
9722 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Remove
9724 * tree-vect-loop.c (vect_create_epilog_for_reduction): Change 0 to
9726 * tree-vect-slp.c (vect_build_slp_tree): Change 0 to
9727 vect_uninitialized_def. Change 0 to ERROR_MARK.
9728 * tree-vect-stmts.c (supportable_widening_operation): Don't
9729 initialize icode1 and icode2.
9730 * tree-vectorizer.h (enum vect_def_type): Add vect_uninitialized_def.
9731 * config/sol2-c.c (cmn_err_length_specs): Change 0 to FMT_LEN_none
9733 (cmn_err_flag_specs): Change 0 to STD_C89.
9734 (cmn_err_char_table): Likewise.
9735 * config/arm/arm.c (get_arm_condition_code): Change type of code
9736 to enum arm_cond_code.
9737 (IWMMXT_BUILTIN): Change 0 to UNKNOWN.
9738 (IWMMXT_BUILTIN2): Likewise.
9739 (neon_builtin_type_bits): Don't define typedef.
9740 (neon_builtin_datum): Change type of bits field to int.
9741 (arm_expand_neon_args): Add cast to enum type.
9742 * config/ia64/ia64.c (tls_symbolic_operand_type): Change 0 to
9744 * config/i386/i386.c (bdesc_multi_arg): Change 0 to UNKNOWN. Add
9746 * config/mips/mips.c (LOONGSON_BUILTIN_ALIAS): Change 0 to
9748 * config/mips/mips.md (jal_macro): Return enum constant.
9749 (single_insn): Likewise.
9750 * config/rs6000/rs6000.c (bdesc_altivec_preds): Change 0 to
9752 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
9754 * config/s390/s390.c (s390_tune_flags): Change type to int.
9755 (s390_arch_flags): Likewise.
9756 (s390_handle_arch_option): Change flags field of struct pta to int.
9757 * config/s390/s390.h (s390_tune_flags): Update declaration.
9758 (s390_arch_flags): Likewise.
9759 * config/sh/sh.c (prepare_move_operands): Compare
9760 tls_symbolic_operand result with enum constant.
9761 (sh_reorg): Change PUT_MODE to PUT_REG_NOTE_KIND.
9762 (sh_expand_prologue): Add cast to enum type.
9763 (sh_expand_epilogue): Likewise.
9764 (tls_symbolic_operand): Change return type to enum tls_model.
9765 (fpscr_set_from_mem): Add cast to enum type.
9766 (legitimize_pic_address): Compare tls_symbolic_operand result with
9768 (sh_target_reg_class): Change return type to enum reg_class.
9769 * config/sh/sh.h (OVERRIDE_OPTIONS): Change CPU_xxx to
9771 * config/sh/sh-protos.h (tls_symbolic_operand): Update declaration.
9772 * config/sparc/sparc.c (sparc_override_options): Add cast to enum type.
9773 * config/sparc/sparc.md (empty_delay_slot): Return enum constant.
9774 (pic, calls_alloca, calls_eh_return, leaf_function): Likewise.
9775 (delayed_branch, tls_call_delay): Likewise.
9776 (eligible_for_sibcall_delay): Likewise.
9777 (eligible_for_return_delay): Likewise.
9778 * config/spu/spu.c (expand_builtin_args): Add cast to enum type.
9779 (spu_expand_builtin_1): Likewise.
9781 * c-typeck.c (convert_for_assignment): Issue -Wc++-compat warnings
9782 for all types of conversions.
9783 (output_init_element): Issue -Wc++-compat warning if needed when
9784 initializing a bitfield with enum type.
9785 * c-parser.c (c_parser_expression): Set original_type to
9786 original_type of right hand operand of comman operator.
9788 2009-04-27 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9790 * doc/c-tree.texi (Types, Functions, Expression trees): Fix
9792 * doc/cfg.texi (Maintaining the CFG, Liveness information): Likewise.
9793 * doc/cpp.texi (Standard Predefined Macros)
9794 (Implementation-defined behavior): Likewise.
9795 * doc/extend.texi (Function Attributes, Type Attributes): Likewise.
9796 * doc/gimple.texi (GIMPLE Exception Handling)
9797 (@code{GIMPLE_ASSIGN}): Likewise.
9798 * doc/install.texi (Prerequisites, Configuration, Specific): Likewise.
9799 * doc/invoke.texi (Warning Options, Optimize Options)
9800 (AVR Options, Darwin Options): Likewise.
9801 (Optimize Options): Reformulate -fwhole-program description.
9802 * doc/loop.texi (Lambda): Likewise.
9803 * doc/md.texi (Output Template, Define Constraints)
9804 (Standard Names, Insn Splitting): Likewise.
9805 * doc/options.texi (Option properties): Likewise.
9806 * doc/passes.texi (Tree-SSA passes): Likewise.
9807 * doc/rtl.texi (Side Effects, Assembler, Insns): Likewise.
9808 * doc/tm.texi (Register Classes, Old Constraints, Scalar Return)
9809 (File Names and DBX): Likewise.
9810 * doc/trouble.texi (Incompatibilities): Likewise.
9812 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
9814 * spu.c (spu_machine_dependent_reorg): Make sure branch label on hint
9815 instruction is correct.
9817 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
9819 Allow non-constant arguments to conversion intrinsics.
9820 * spu-protos.h (exp2_immediate_p, spu_gen_exp2): Declare.
9821 * predicates.md (spu_inv_exp2_operand, spu_exp2_operand): New.
9822 * spu.c (print_operand): Handle 'v' and 'w'.
9823 (exp2_immediate_p, spu_gen_exp2): Define.
9824 * spu-builtins.def (spu_convts, spu_convtu, spu_convtf_0,
9825 spu_convtf_1): Update parameter descriptions.
9826 * spu-builtins.md (spu_csflt, spu_cuflt, spu_cflts, spu_cfltu): Update.
9827 * constraints.md ('v', 'w'): New.
9828 * spu.md (UNSPEC_CSFLT, UNSPEC_CFLTS, UNSPEC_CUFLT, UNSPEC_CFLTU):
9830 (i2f, I2F): New define_mode_attr.
9831 (floatsisf2, floatv4siv4sf2, fix_truncsfsi2, fix_truncv4sfv4si2,
9832 floatunssisf2, floatunsv4siv4sf2, fixuns_truncsfsi2,
9833 fixuns_truncv4sfv4si2): Update to use mode attribute.
9834 (float<mode><i2f>2_mul, float<mode><i2f>2_div,
9835 fix_trunc<mode><f2i>2_mul, floatuns<mode><i2f>2_mul,
9836 floatuns<mode><i2f>2_div, fixuns_trunc<mode><f2i>2_mul): New
9837 patterns for combine.
9839 2009-04-27 Steven Bosscher <steven@gcc.gnu.org>
9841 * dbgcnt.def (cprop1, cprop2, gcse, jump_bypass): Remove
9842 (cprop, hoist, pre, store_motion): New debug counters.
9843 * tree-pass.h (pass_tracer): Move to list of gimple passes, it
9844 is not an RTL pass anymore.
9845 (pass_profiling): Remove extern decl for pass removed in 2005.
9846 (pass_gcse, pass_jump_bypass): Remove.
9847 * final.c (rest_of_clean_state): Set flag_rerun_cse_after_global_opts
9848 to 0 for clean state.
9849 * toplev.h (flag_rerun_cse_after_global_opts): Add extern declaration.
9850 * cse.c (gate_handle_cse_after_global_opts,
9851 rest_of_handle_cse_after_global_opts): New functions.
9852 (pass_cse_after_global_opts): New pass, does local CSE.
9853 * timevar.def (TV_GCSE, TV_CPROP1, TV_CPROP2, TV_BYPASS): Remove.
9854 (TV_CPROP): New timevar.
9855 * gcse.c (flag_rerun_cse_after_global_opts): New global variable.
9856 (run_jump_opt_after_gcse, max_gcse_regno): Remove global vars.
9857 (gcse_main, recompute_all_luids): Remove.
9858 (compute_hash_table_work): Call max_reg_num instead of reading
9860 (cprop_jump): Don't set run_jump_opt_after_gcse.
9861 (constprop_register): Always allow to alter jumps.
9862 (cprop_insn): Likewise.
9863 (do_local_cprop): Likewise.
9864 (local_cprop_pass): Likewise. Return non-zero if something changed.
9865 (cprop): Remove function, fold interesting bits into one_cprop_pass.
9866 (find_implicit_sets): Add note about missed optimization opportunity.
9867 (one_cprop_pass): Rewrite to be "the" CPROP pass, called from the
9868 pass_rtl_cprop execute function.
9869 Don't bother tracking the pass number, each pass gets its own dumpfile
9871 Always allow to alter jumpsand bypass jumps.
9872 (bypass_block): Don't ignore regno >= max_gcse_regno, find_bypass_set
9873 will just find no suitable set.
9874 (pre_edge_insert): Fix dumping, this function is for PRE only.
9875 (one_pre_gcse_pass): Rewrite to be "the" PRE pass, called from the
9876 pass_rtl_pre execute function.
9877 (hoist_code): Return non-zero if something changed. Keep track of
9878 substitutions and insertions for statistics gathering similar to PRE.
9879 (one_code_hoisting_pass): Rewrite to be "the" code hoisting pass,
9880 called from the pass_rtl_hoist execute function. Show pass statistics.
9881 (compute_store_table): Use max_reg_num directly instead of using the
9882 formerly global max_gcse_regno.
9883 (build_store_vectors): Likewise.
9884 (replace_store_insn): Fix dumping.
9885 (store_motion): Rename to ...
9886 (one_store_motion_pass): ... this. Rewrite to be "the" STORE_MOTION
9887 pass, called from the pass_rtl_store_motion execute function. Keep
9888 track of substitutions and insertions for statistics gathering similar
9890 (bypass_jumps): Remove, fold interesting bits into ...
9891 (one_cprop_pass): ... this. Rewrite to be "the" CPROP pass, called
9892 from the pass_rtl_cprop execute function.
9893 (gate_handle_jump_bypass, rest_of_handle_jump_bypass,
9894 pass_jump_bypass): Remove.
9895 (gate_handle_gcse, rest_of_handle_gcse): Remove.
9896 (gate_rtl_cprop, execute_rtl_cprop, pass_rtl_cprop): New.
9897 (gate_rtl_pre, execute_rtl_pre, pass_rtl_pre): New.
9898 (gate_rtl_hoist, execute_rtl_hoist, pass_rtl_hoist): New.
9899 (gate_rtl_store_motion, execute_rtl_store_motion,
9900 pass_rtl_store_motion): New.
9901 * common.opt: Remove flag_cse_skip_blocks, adjust documentation to
9902 make it clear that -fcse-skip-blocks is a no-op for backward compat.
9903 * passes.c (init_optimization_passes): Remove pass_gcse and
9904 pass_jump_bypass. Schedule cprop, pre, hoist, cprop, store_motion,
9905 and cse_after_global_opts in place of pass_gcse. Schedule cprop
9906 instead of pass_jump_bypass.
9908 2009-04-27 Richard Guenther <rguenther@suse.de>
9911 * gimplify.c (gimplify_expr): If we are required to create
9912 a temporary make sure it ends up as register.
9914 2009-04-27 H.J. Lu <hongjiu.lu@intel.com>
9917 * config/i386/i386.c (construct_container): Don't call
9918 gen_reg_or_parallel with BLKmode on X86_64_SSE_CLASS,
9919 X86_64_SSESF_CLASS and X86_64_SSEDF_CLASS.
9921 2009-04-27 Michael Matz <matz@suse.de>
9923 * ssaexpand.h (struct ssaexpand): Member 'values' is a bitmap.
9924 (get_gimple_for_ssa_name): Adjust, lookup using SSA_NAME_DEF_STMT.
9925 * tree-ssa-live.h: (find_replaceable_exprs): Return a bitmap.
9926 (dump_replaceable_exprs): Take a bitmap.
9927 * cfgexpand.c (gimple_cond_pred_to_tree): Handle bitmap instead of
9929 (expand_gimple_basic_block): Likewise.
9930 * tree-ssa-ter.c (struct temp_expr_table_d): Make
9931 replaceable_expressions member a bitmap.
9932 (free_temp_expr_table): Pass back and deal with bitmap, not gimple*.
9933 (mark_replaceable): Likewise.
9934 (find_replaceable_in_bb, dump_replaceable_exprs): Likewise.
9935 * tree-outof-ssa.c (remove_ssa_form): 'values' is a bitmap.
9937 2009-04-27 Richard Guenther <rguenther@suse.de>
9939 * tree-cfg.c (remove_useless_stmts): Verify stmts afterwards.
9940 (verify_stmts): Dispatch to gimple/type verification code.
9941 * tree-inline.c (remap_gimple_op_r): Work around C++ FE
9942 issue with call argument types.
9944 2009-04-27 Michael Matz <matz@suse.de>
9946 * tree-into-ssa.c (regs_to_rename, mem_syms_to_rename): Remove.
9947 (init_update_ssa, delete_update_ssa, update_ssa): Remove references
9950 2009-04-27 Richard Sandiford <rdsandiford@googlemail.com>
9951 Eric Botcazou <ebotcazou@adacore.com>
9953 * resource.c (find_basic_block): Use BLOCK_FOR_INSN to look up
9954 a label's basic block.
9955 (mark_target_live_regs): Tidy and rework obsolete comments.
9956 Change back DF problem to LIVE. If a label starts a basic block,
9957 assume that all registers that used to be live then still are.
9958 (init_resource_info): If a label starts a basic block, set its
9959 BLOCK_FOR_INSN accordingly.
9960 (fini_resource_info): Undo the setting of BLOCK_FOR_INSN.
9962 2009-04-27 Richard Guenther <rguenther@suse.de>
9964 * tree-flow-inline.h (function_ann): Remove.
9965 (get_function_ann): Likewise.
9966 * tree-dfa.c (create_function_ann): Remove.
9967 * tree-flow.h (struct static_var_ann_d): Remove.
9968 (struct function_ann_d): Likewise.
9969 (union tree_ann_d): Remove fdecl member.
9970 (function_ann_t): Remove.
9971 (function_ann, get_function_ann, create_function_ann): Remove
9974 2009-04-27 Uros Bizjak <ubizjak@gmail.com>
9976 * config/alpha/alpha.c (code_for_builtin): Declare as enum insn_code.
9978 2009-04-27 Jan Hubicka <jh@suse.cz>
9980 * ipa-pure-const.c (struct funct_state_d): New fields
9981 state_previously_known, looping_previously_known; remove
9982 state_set_in_source.
9983 (analyze_function): Use new fields.
9984 (propagate): Avoid assumption that state_set_in_source imply
9987 * tree-ssa-loop-niter.c (finite_loop_p): New function.
9988 * tree-ssa-loop-ivcanon.c (empty_loop_p): Use it.
9989 * cfgloop.h (finite_loop_p): Declare.
9991 2009-04-26 Michael Matz <matz@suse.de>
9993 * tree-flow.h (tree_ann_common_d): Remove aux and value_handle members.
9995 2009-04-26 Michael Matz <matz@suse.de>
9997 * tree-pass.h (pass_del_ssa, pass_mark_used_blocks,
9998 pass_free_cfg_annotations, pass_free_datastructures): Remove decls.
9999 * gimple-low.c (mark_blocks_with_used_vars, mark_used_blocks,
10000 pass_mark_used_blocks): Remove.
10001 * tree-optimize.c (pass_free_datastructures,
10002 execute_free_cfg_annotations, pass_free_cfg_annotations): Remove.
10003 * passes.c (init_optimization_passes): Don't call
10004 pass_mark_used_blocks, remove dead code.
10006 2009-04-26 H.J. Lu <hongjiu.lu@intel.com>
10008 * tree-outof-ssa.c (rewrite_trees): Add ATTRIBUTE_UNUSED.
10009 * tree-ssa-live.h (register_ssa_partition): Likewise.
10011 2009-04-26 Michael Matz <matz@suse.de>
10014 * builtins.c (fold_builtin_next_arg): Handle SSA names.
10015 * tree-ssa-copyrename.c (rename_ssa_copies): Use ssa_name() directly.
10016 * tree-ssa-coalesce.c (create_outofssa_var_map): Mark only useful
10018 (compare_pairs): Swap cost comparison.
10019 (coalesce_ssa_name): Don't use change_partition_var.
10020 * tree-nrv.c (struct nrv_data): Add modified member.
10021 (finalize_nrv_r): Set it.
10022 (tree_nrv): Use it to update statements.
10023 (pass_nrv): Require PROP_ssa.
10024 * tree-mudflap.c (mf_decl_cache_locals,
10025 mf_build_check_statement_for): Use make_rename_temp.
10026 (pass_mudflap_2): Require PROP_ssa, run ssa update at finish.
10027 * alias.c (find_base_decl): Handle SSA names.
10028 * emit-rtl (set_reg_attrs_for_parm): Make non-static.
10029 (component_ref_for_mem_expr): Don't leak SSA names into RTL.
10030 * rtl.h (set_reg_attrs_for_parm): Declare.
10031 * tree-optimize.c (pass_cleanup_cfg_post_optimizing): Rename
10032 to "optimized", remove unused locals at finish.
10033 (execute_free_datastructures): Make global, call
10034 delete_tree_cfg_annotations.
10035 (execute_free_cfg_annotations): Don't call
10036 delete_tree_cfg_annotations.
10038 * ssaexpand.h: New file.
10039 * expr.c (toplevel): Include ssaexpand.h.
10040 (expand_assignment): Handle SSA names the same as register variables.
10041 (expand_expr_real_1): Expand SSA names.
10042 * cfgexpand.c (toplevel): Include ssaexpand.h.
10043 (SA): New global variable.
10044 (gimple_cond_pred_to_tree): Fold TERed comparisons into predicates.
10045 (SSAVAR): New macro.
10046 (set_rtl): New helper function.
10047 (add_stack_var): Deal with SSA names, use set_rtl.
10048 (expand_one_stack_var_at): Likewise.
10049 (expand_one_stack_var): Deal with SSA names.
10050 (stack_var_size_cmp): Use code (SSA_NAME / DECL) as tie breaker
10051 before unique numbers.
10052 (expand_stack_vars): Use set_rtl.
10053 (expand_one_var): Accept SSA names, add asserts for them, feed them
10054 to above subroutines.
10055 (expand_used_vars): Expand all partitions (without default defs),
10056 then only the local decls (ignoring those expanded already).
10057 (expand_gimple_cond): Remove edges when jumpif() expands an
10058 unconditional jump.
10059 (expand_gimple_basic_block): Don't clear EDGE_EXECUTABLE here,
10060 or remove abnormal edges. Ignore insns setting the LHS of a TERed
10062 (gimple_expand_cfg): Call into rewrite_out_of_ssa, initialize
10063 members of SA; deal with PARM_DECL partitions here; expand
10064 all PHI nodes, free tree datastructures and SA. Commit instructions
10065 on edges, clear EDGE_EXECUTABLE and remove abnormal edges here.
10066 (pass_expand): Require and destroy PROP_ssa, verify SSA form, flow
10067 info and statements at start, collect garbage at finish.
10068 * tree-ssa-live.h (struct _var_map): Remove partition_to_var member.
10069 (VAR_ANN_PARTITION) Remove.
10070 (change_partition_var): Don't declare.
10071 (partition_to_var): Always return SSA names.
10072 (var_to_partition): Only accept SSA names.
10073 (register_ssa_partition): Only check argument.
10074 * tree-ssa-live.c (init_var_map): Don't allocate partition_to_var
10076 (delete_var_map): Don't free it.
10077 (var_union): Only accept SSA names, simplify.
10078 (partition_view_init): Mark only useful SSA names as used.
10079 (partition_view_fini): Only deal with SSA names.
10080 (change_partition_var): Remove.
10081 (dump_var_map): Use ssa_name instead of partition_to_var member.
10082 * tree-ssa.c (delete_tree_ssa): Don't remove PHI nodes on RTL
10084 * tree-outof-ssa.c (toplevel): Include ssaexpand.h and expr.h.
10085 (struct _elim_graph): New member const_dests; nodes member vector of
10087 (set_location_for_edge): New static helper.
10088 (create_temp): Remove.
10089 (insert_partition_copy_on_edge, insert_part_to_rtx_on_edge,
10090 insert_value_copy_on_edge, insert_rtx_to_part_on_edge): New functions.
10091 (new_elim_graph): Allocate const_dests member.
10092 (clean_elim_graph): Truncate const_dests member.
10093 (delete_elim_graph): Free const_dests member.
10094 (elim_graph_size): Adapt to new type of nodes member.
10095 (elim_graph_add_node): Likewise.
10096 (eliminate_name): Likewise.
10097 (eliminate_build): Don't take basic block argument, deal only with
10098 partition numbers, not variables.
10099 (get_temp_reg): New static helper.
10100 (elim_create): Use it, deal with RTL temporaries instead of trees.
10101 (eliminate_phi): Adjust all calls to new signature.
10102 (assign_vars, replace_use_variable, replace_def_variable): Remove.
10103 (rewrite_trees): Only do checking.
10104 (edge_leader, stmt_list, leader_has_match, leader_match): Remove.
10105 (same_stmt_list_p, identical_copies_p, identical_stmt_lists_p,
10106 init_analyze_edges_for_bb, fini_analyze_edges_for_bb,
10107 contains_tree_r, MAX_STMTS_IN_LATCH,
10108 process_single_block_loop_latch, analyze_edges_for_bb,
10109 perform_edge_inserts): Remove.
10110 (expand_phi_nodes): New global function.
10111 (remove_ssa_form): Take ssaexpand parameter. Don't call removed
10112 functions, initialize new parameter, remember partitions having a
10114 (finish_out_of_ssa): New global function.
10115 (rewrite_out_of_ssa): Make global. Adjust call to remove_ssa_form,
10116 don't reset in_ssa_p here, don't disable TER when mudflap.
10117 (pass_del_ssa): Remove.
10118 * tree-flow.h (struct var_ann_d): Remove out_of_ssa_tag and
10120 (execute_free_datastructures): Declare.
10121 * Makefile.in (SSAEXPAND_H): New variable.
10122 (tree-outof-ssa.o, expr.o, cfgexpand.o): Depend on SSAEXPAND_H.
10123 * basic-block.h (commit_one_edge_insertion): Declare.
10124 * passes.c (init_optimization_passes): Move pass_nrv and
10125 pass_mudflap2 before pass_cleanup_cfg_post_optimizing, remove
10126 pass_del_ssa, pass_free_datastructures, pass_free_cfg_annotations.
10127 * cfgrtl.c (commit_one_edge_insertion): Make global, don't declare.
10128 (redirect_branch_edge): Deal with super block when expanding, split
10129 out jump patching itself into ...
10130 (patch_jump_insn): ... here, new static helper.
10132 2009-04-26 Michael Matz <matz@suse.de>
10134 * tree-ssa-copyrename.c (rename_ssa_copies): Don't iterate
10135 beyond num_ssa_names.
10136 * tree-ssa-ter.c (free_temp_expr_table): Likewise.
10137 * tree-ssa-coalesce.c (create_outofssa_var_map): Likewise.
10139 2009-04-26 Jakub Jelinek <jakub@redhat.com>
10141 PR inline-asm/39543
10142 * fwprop.c (forward_propagate_asm): New function.
10143 (forward_propagate_and_simplify): Propagate also into __asm, if it
10144 doesn't increase the number of referenced registers.
10147 * stmt.c (warn_if_unused_value): Look through NON_LVALUE_EXPR.
10149 2009-04-26 Jakub Jelinek <jakub@redhat.com>
10151 * tree-nested.c (get_nonlocal_vla_type): If not optimizing, call
10152 note_nonlocal_vla_type for nonlocal VLAs.
10153 (note_nonlocal_vla_type, note_nonlocal_block_vlas,
10154 contains_remapped_vars, remap_vla_decls): New functions.
10155 (convert_nonlocal_reference_stmt): If not optimizing, call
10156 note_nonlocal_block_vlas on GIMPLE_BIND block vars.
10157 (nesting_copy_decl): Return {VAR,PARM,RESULT}_DECL unmodified
10158 if it wasn't found in var_map.
10159 (finalize_nesting_tree_1): Call remap_vla_decls. If outermost
10160 GIMPLE_BIND doesn't have gimple_bind_block, chain debug_var_chain
10161 to BLOCK_VARS (DECL_INITIAL (root->context)) instead of calling
10163 * gimplify.c (nonlocal_vlas): New variable.
10164 (gimplify_var_or_parm_decl): Add debug VAR_DECLs for non-local
10166 (gimplify_body): Create and destroy nonlocal_vlas.
10168 * dwarf2out.c (loc_descr_plus_const): New function.
10169 (build_cfa_aligned_loc, tls_mem_loc_descriptor,
10170 mem_loc_descriptor, loc_descriptor_from_tree_1,
10171 descr_info_loc, gen_variable_die): Use it.
10173 * tree.h (DECL_BY_REFERENCE): Note that it is also valid for
10174 !TREE_STATIC VAR_DECLs.
10175 * dwarf2out.c (loc_by_reference, gen_decl_die): Handle
10176 DECL_BY_REFERENCE on !TREE_STATIC VAR_DECLs.
10177 (gen_variable_die): Likewise. Don't look at TREE_PRIVATE if
10178 DECL_BY_REFERENCE is valid.
10179 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Don't look at TREE_PRIVATE
10180 for PARM_DECLs, RESULT_DECLs or !TREE_STATIC VAR_DECLs.
10181 * tree-nested.c (get_nonlocal_debug_decl, get_local_debug_decl):
10182 Copy DECL_BY_REFERENCE.
10183 (struct nesting_copy_body_data): New type.
10184 (nesting_copy_decl): New function.
10185 (finalize_nesting_tree_1): Remap types of debug_var_chain variables,
10186 if they have variable length.
10188 2009-04-26 Michael Matz <matz@suse.de>
10190 * tree-sra.c (sra_build_assignment): Don't use into_ssa mode,
10191 mark new temporaries for renaming.
10193 2009-04-26 Joseph Myers <joseph@codesourcery.com>
10196 * c-decl.c (global_bindings_p): Return negative value.
10197 (c_variable_size): New. Based on variable_size from
10199 (grokdeclarator): Call c_variable_size not variable_size.
10201 2009-04-26 Uros Bizjak <ubizjak@gmail.com>
10203 * config/i386/i386.c (print_operand) ['z']: Fix typo.
10205 2009-04-26 Kai Tietz <kai.tietz@onevision.com>
10207 * config/i386/mingw-w64.h (STANDARD_INCLUDE_DIR):
10208 Redefine it to just use mingw/include.
10209 (ASM_SPEC): Rules for -m32 and -m64.
10210 (LINK_SPEC): Use Likewise.
10211 (SPEC_32): New define.
10212 (SPEC_64): Likewise.
10213 (SUB_LINK_SPEC): Likewise.
10214 (MULTILIB_DEFAULTS): New define.
10215 * config/i386/t-mingw-w64 (MULTILIB_OPTIONS):
10216 Add multilib options.
10217 (MULTILIB_DIRNAMES): Likewise.
10218 (MULTILIB_OSDIRNAMES): Likewise.
10219 (LIBGCC): Likewise.
10220 (INSTALL_LIBGCC): Likewise.
10222 2009-04-26 Joseph Myers <joseph@codesourcery.com>
10225 * c-tree.h (enum c_inline_static_type): New.
10226 (record_inline_static): Declare.
10227 * c-decl.c (struct c_inline_static, c_inline_statics,
10228 record_inline_static, check_inline_statics): New.
10229 (pop_file_scope): Call check_inline_statics.
10230 (start_decl): Call record_inline_static instead of pedwarning
10231 directly for static in inline function.
10232 * c-typeck.c (build_external_ref): Call record_inline_static
10233 instead of pedwarning directly for static referenced in inline
10236 2009-04-26 Steven Bosscher <steven@gcc.gnu.org>
10238 * df-scan.c (df_insn_rescan): Salvage insn's LUID if the insn is
10239 not new but only being rescanned.
10240 * gcse.c (uid_cuid, max_uid, INSN_CUID, max_cuid, struct reg_set,
10241 reg_set_table, REG_SET_TABLE_SLOP, reg_set_in_block,
10242 alloc_reg_set_mem, free_reg_set_mem, record_one_set,
10243 record_set_info, compute_set, grealloc): Remove.
10244 (recompute_all_luids): New function.
10245 (gcse_main): Don't compute sets, and don't do related memory
10246 allocations/free-ing. If something changed before the end of the
10247 pass, update LUIDs using recompute_all_luids.
10248 (alloc_gcse_mem): Don't compute LUIDs. Don't allocate reg_set memory.
10249 (free_gcse_mem): Don't free it either.
10250 (oprs_unchanged_p, load_killed_in_block, record_last_reg_set_info):
10251 Use the df insn LUIDs.
10252 (load_killed_in_block): Likewise.
10253 (compute_hash_table_work): Don't compute reg_set_in_block.
10254 (compute_transp): Use DF_REG_DEF_CHAINs.
10255 (local_cprop_pass): Don't use compute_sets and related functions.
10256 (one_cprop_pass, pre_gcse, one_pre_gcse_pass, one_code_hoisting_pass):
10257 Use get_max_uid() instead of max_cuid.
10258 (insert_insn_end_basic_block, pre_insert_copy_insn,
10259 update_ld_motion_stores): Don't try to
10260 keep reg_set tables up to date.
10261 (pre_insert_copies): Use df insn LUIDs.
10262 (sbitmap pre_redundant_insns): Replace with uses of INSN_DELETED_P.
10263 (reg_set_info): Don't use extra bitmap argument.
10264 (compute_store_table): Don't compute reg_set_in_block. Use DF scan
10265 information to compute regs_set_in_block.
10266 (free_store_memory, store_motion): Don't nullify reg_set_in_block.
10267 (bypass_jumps): Don't use compute_sets and friends.
10269 2009-04-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10272 * opts.c (undocumented_msg): Do not leave blank even with
10275 2009-04-25 Joseph Myers <joseph@codesourcery.com>
10277 * c-decl.c (build_enumerator): Allow values folding to integer
10278 constants but not integer constant expressions with a pedwarn if
10281 2009-04-25 Joseph Myers <joseph@codesourcery.com>
10284 * c-typeck.c (c_expr_sizeof_type): Create a C_MAYBE_CONST_EXPR
10285 with non-null C_MAYBE_CONST_EXPR_PRE if size of a variable-length
10286 type is an integer constant.
10288 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
10291 * config/i386/i386.c (print_operand) ['z']: Revert handling of
10294 2009-04-25 Joseph Myers <joseph@codesourcery.com>
10297 * c-decl.c (grokdeclarator): Diagnose declarations of functions
10298 with variably modified return type and no storage class
10299 specifiers, except for the case of nested functions. Distinguish
10300 extern declarations of functions with variably modified return
10301 types from those of objects with variably modified types.
10303 2009-04-25 Jan Hubicka <jh@suse.cz>
10305 * tree.c (list_equal_p): New function.
10306 * tree.h (list_equal_p): Declare.
10307 * coretypes.h (edge_def, edge, const_edge, basic_block_def
10308 basic_block_def, basic_block, const_basic_block): New.
10309 * tree-eh.c (make_eh_edge): EH edges are not abnormal.
10310 (redirect_eh_edge): New function.
10311 (make_eh_edge_update_phi): EH edges are not abnormal.
10312 * except.c: Include tree-flow.h.
10313 (list_match): New function.
10314 (eh_region_replaceable_by_p): New function.
10315 (replace_region): New function.
10316 (hash_type_list): New function.
10317 (hash_eh_region): New function.
10318 (eh_regions_equal_p): New function.
10319 (merge_peers): New function.
10320 (remove_unreachable_regions): Verify EH tree when checking;
10322 (copy_eh_region_1): New function.
10323 (copy_eh_region): New function.
10324 (push_reachable_handler): New function.
10325 (build_post_landing_pads, dw2_build_landing_pads): Be ready for
10326 regions without label but with live RESX.
10327 * except.h (redirect_eh_edge_to_label): New.
10328 * tree-flow.h (redirect_eh_edge): New.
10329 * coretypes.h (edge_def, edge, const_edge, basic_block_def
10330 basic_block_def, basic_block, const_basic_block): Remove.
10331 * Makefile.in (except.o): Add dependency on tree-flow.h
10332 * tree-cfg.c (gimple_redirect_edge_and_branch): Handle EH edges.
10333 * basic-block.h (edge, const_edge, basic_block, const_basic_block):
10336 2009-04-25 Eric Botcazou <ebotcazou@adacore.com>
10339 * config/sparc/sparc.c (sparc_gimplify_va_arg): Set TREE_ADDRESSABLE
10340 on the destination of memcpy.
10342 2009-04-25 Paolo Bonzini <bonzini@gnu.org>
10344 * doc/tm.texi (REGNO_OK_FOR_BASE_P, REGNO_MODE_OK_FOR_BASE_P,
10345 REGNO_MODE_OK_FOR_REG_BASE_P, REGNO_MODE_CODE_OK_FOR_BASE_P,
10346 REGNO_OK_FOR_INDEX_P): Mention strict/nonstrict difference.
10348 2009-04-25 Jan Hubicka <jh@suse.cz>
10350 * tree-eh.c (tree_remove_unreachable_handlers): Handle shared labels.
10351 (tree_empty_eh_handler_p): Allow non-EH predecestors; allow region
10352 to be reached by different label than left.
10353 (update_eh_edges): Update comment; remove edge_to_remove if possible
10354 and return true if suceeded.
10355 (cleanup_empty_eh): Accept sharing map; handle shared regions.
10356 (cleanup_eh): Compute sharing map.
10357 * except.c (remove_eh_handler_and_replace): Add argument if we should
10359 (remove_unreachable_regions): Update for label sharing.
10360 (label_to_region_map): Likewise.
10361 (get_next_region_sharing_label): New function.
10362 (remove_eh_handler_and_replace): Add update_catch_try parameter; update
10364 (remove_eh_handler): Update.
10365 (remove_eh_region_and_replace_by_outer_of): New function.
10366 * except.h (struct eh_region): Add next_region_sharing_label.
10367 (remove_eh_region_and_replace_by_outer_of,
10368 get_next_region_sharing_label): Declare.
10369 * tree-cfgcleanup.c (tree_forwarder_block_p): Simplify.
10371 2009-04-25 Jan Hubicka <jh@suse.cz>
10373 * tree-cfg.c (split_critical_edges): Split also edges where we can't
10374 insert code even if they are not critical.
10376 2009-04-25 Jan Hubicka <jh@suse.cz>
10378 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
10379 (gimple_can_remove_branch_p): EH edges won't remove branch by
10381 * tree-inline.c (update_ssa_across_abnormal_edges): Do handle
10382 updating of non-abnormal EH edges.
10383 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
10384 (gimple_can_remove_branch_p): EH edges are unremovable by redirection.
10385 (split_critical_edges): Split also edges where emitting code on them
10386 will lead to splitting later.
10388 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
10389 H.J. Lu <hongjiu.lu@intel.com>
10392 * configure.ac (HAVE_AS_IX86_FILDQ): On x86 targets check whether
10393 the configured assembler supports fildq and fistpq mnemonics.
10394 (HAVE_AS_IX86_FILDS): Rename from HAVE_GAS_FILDS_FISTS.
10395 * configure: Regenerated.
10396 * config.in: Ditto.
10398 * config/i386/i386.c (print_operand): Handle 'Z'.
10399 ['z']: Remove handling of special fild/fist suffixes.
10400 (output_fix_trunc): Use '%Z' to output suffix of fist{,p,tp} insn.
10401 * config/i386/i386.md (*floathi<mode>2_i387): Use '%Z' to output
10402 suffix of fild insn.
10403 (*floatsi<mode>2_vector_mixed): Ditto.
10404 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit): Ditto.
10405 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit): Ditto.
10406 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
10407 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387): Ditto.
10408 * config/i386/gas.h (GAS_MNEMONICS): Remove.
10410 2009-04-25 Ben Elliston <bje@au.ibm.com>
10412 * genrecog.c (validate_pattern): Do not warn for VOIDmode CALLs as
10413 the source of a set operation.
10415 2009-04-25 Anatoly Sokolov <aesok@post.ru>
10417 * target.h (struct gcc_target): Add case_values_threshold field.
10418 * target-def.h (TARGET_CASE_VALUES_THRESHOLD): New.
10419 (TARGET_INITIALIZER): Use TARGET_CASE_VALUES_THRESHOLD.
10420 * targhooks.c (default_case_values_threshold): New function.
10421 * targhooks.h (default_case_values_threshold): Declare function.
10422 * stmt.c (expand_case): Use case_values_threshold target hook.
10423 * expr.h (case_values_threshold): Remove declartation.
10424 * expr.c (case_values_threshold): Remove function.
10425 * doc/tm.texi (CASE_VALUES_THRESHOLD): Revise documentation.
10427 * config/avr/avr.h (CASE_VALUES_THRESHOLD): Remove macro.
10428 * config/avr/avr.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
10429 (avr_case_values_threshold): Declare as static.
10430 * config/avr/avr-protos.h (avr_case_values_threshold): Remove.
10432 * config/avr/mn10300.h (CASE_VALUES_THRESHOLD): Remove macro.
10433 * config/avr/mn10300.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
10434 (mn10300_case_values_threshold): New function.
10436 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
10438 * ira.c (setup_cover_and_important_classes): Add enum cast.
10440 2009-04-24 Vladimir Makarov <vmakarov@redhat.com>
10442 * genpreds.c (write_enum_constraint_num): Output definition of
10443 CONSTRAINT_NUM_DEFINED_P macro.
10444 * ira.c (setup_cover_and_important_classes): Use
10445 CONSTRAINT_NUM_DEFINED_P instead of CONSTRAINT__LIMIT in #ifdef.
10447 2009-04-24 DJ Delorie <dj@redhat.com>
10449 * config/sh/sh.h (LIBGCC2_DOUBLE_TYPE_SIZE): Test
10450 __SH2A_SINGLE_ONLY__ also.
10452 2009-04-24 Steve Ellcey <sje@cup.hp.com>
10454 * config/ia64/ia64.md (movfs_internal): Allow flt constants.
10455 (movdf_internal): Ditto.
10456 * config/ia64/ia64.c (ia64_legitimate_constant_p): Allow
10457 SFmode and DFmode constants.
10458 (ia64_print_operand): Add 'G' format for printing
10459 floating point constants.
10461 2009-04-24 Richard Guenther <rguenther@suse.de>
10463 * tree-vrp.c (extract_range_from_binary_expr): Handle overflow
10464 from unsigned additions.
10466 2009-04-24 Joseph Myers <joseph@codesourcery.com>
10468 * c-typeck.c (set_init_index): Allow array designators that are
10469 not integer constant expressions with a pedwarn if pedantic.
10471 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
10473 * simplify-rtx.c (simplify_binary_operation_1, case AND): Result is
10474 zero if no overlap in nonzero bits between the operands.
10476 2009-04-24 Ian Lance Taylor <iant@google.com>
10478 * combine.c (record_value_for_reg): Change 0 to VOIDmode, twice.
10479 (record_dead_and_set_regs): Likewise.
10480 * df.h (struct df_mw_hardreg): Change flags field to int.
10481 (struct df_base_ref): Likewise.
10482 (struct df): Change changeable_flags field to int.
10483 * df-scan.c (df_defs_record): Change clobber_flags to int.
10484 * dwarf2.h (enum dwarf_tag): Make lo_user and hi_user values enum
10485 constants rather than #define macros.
10486 (enum dwarf_attribute, enum dwarf_location_atom): Likewise.
10487 (enum dwarf_type, enum dwarf_endianity_encoding): Likewise.
10488 (enum dwarf_calling_convention): Likewise.
10489 (enum dwarf_line_number_x_ops): Likewise.
10490 (enum dwarf_call_frame_info): Likewise.
10491 (enum dwarf_source_language): Likewise.
10492 * dwarf2out.c (int_loc_descriptor): Add cast to enum type.
10493 (add_calling_convention_attribute): Likewise.
10494 * fold-const.c (fold_undefer_overflow_warnings): Add cast to enum type.
10495 (combine_comparisons): Change compcode to int. Add cast to enum type.
10496 * genrecog.c (maybe_both_true_2): Change c to int.
10497 (write_switch): Likewise. Add cast to enum type.
10498 * gimplify.c (gimplify_omp_for): Handle return values from
10499 gimplify_expr using MIN rather than bitwise or.
10500 (gimplify_expr): Add cast to enum type.
10501 * ipa-prop.c (update_jump_functions_after_inlining): Change
10502 IPA_BOTTOM to IPA_JF_UNKNOWN.
10503 * ira.c (setup_class_subset_and_memory_move_costs): Change mode to int.
10504 Add casts to enum type.
10505 (setup_cover_and_important_classes): Change cl to int. Add casts
10507 (setup_class_translate): Change cl and mode to int.
10508 (ira_init_once): Change mode to int.
10509 (free_register_move_costs): Likewise.
10510 (setup_prohibited_mode_move_regs): Add casts to enum type.
10511 * langhooks.c (add_builtin_function_common): Rework assertion that
10512 value fits bitfield.
10513 * mcf.c (add_fixup_edge): Change type parameter to edge_type.
10514 * omega.c (omega_do_elimination): Avoid math on enum types.
10515 * optabs.c (expand_vec_shift_expr): Remove casts to int.
10516 * opts.c (set_debug_level): Change 2 to enum constant. Use new
10517 int local to handle integral_argment value.
10518 * regmove.c (try_auto_increment): Change PUT_MODE to
10520 * reload.c (push_secondary_reload): Add casts to enum type.
10521 (secondary_reload_class, find_valid_class): Likewise.
10522 * reload1.c (emit_input_reload_insns): Likewise.
10523 * rtl.h (NOTE_VAR_LOCATION_STATUS): Likewise.
10524 * sel-sched.c (init_hard_regs_data): Change cur_mode to int.
10525 * sel-sched-ir.c (hash_with_unspec_callback): Change 0 to enum
10527 * tree.c (build_common_builtin_nodes): Add casts to enum type.
10528 * tree-complex.c (complex_lattice_t): Typedef to int rather than
10530 (expand_complex_libcall): Add casts to enum type.
10531 * tree-into-ssa.c (get_ssa_name_ann): Change 0 to enum constant.
10532 * tree-vect-loop.c (vect_model_reduction_cost): Compare reduc_code
10533 with ERROR_MARK, not NUM_TREE_CODES.
10534 (vect_create_epilog_for_reduction): Likewise.
10535 (vectorizable_reduction): Don't initialize epiloc_reduc_code.
10536 When not using it, set it to ERROR_MARK rather than NUM_TREE_CODES.
10537 * tree-vect-patterns.c (vect_pattern_recog_1): Change vec_mode to
10539 * tree-vect-stmts.c (new_stmt_vec_info): Change 0 to
10540 vect_unused_in_loop. Change 0 to loop_vect.
10541 * tree-vectorizer.c (vect_set_verbosity_level): Add casts to enum type.
10542 * var-tracking.c (get_init_value): Change return type to enum
10544 * vec.h (DEF_VEC_FUNC_P) [iterate]: Cast 0 to type T.
10545 * config/arm/arm.c (fp_model_for_fpu): Change to array to enum
10547 (arm_override_options): Add casts to enum type.
10548 (arm_emit_tls_decoration): Likewise.
10549 * config/i386/i386.c (ix86_function_specific_restore): Add casts
10551 * config/i386/i386-c.c (ix86_pragma_target_parse): Likewise.
10552 * config/ia64/ia64.c (ia64_expand_compare): Change magic to int.
10553 * config/rs6000/rs6000.c (rs6000_override_options): Add casts to
10555 * config/s390/s390.c (code_for_builtin_64): Change to array of
10557 (code_for_builtin_31): Likewise.
10558 (s390_expand_builtin): Change code_for_builtin to enum insn_code
10560 * config/sparc/sparc.c (sparc_override_options): Change value
10561 field in struct code_model to enum cmodel. In initializer change
10562 0 to NULL and add cast to enum type.
10564 * c-typeck.c (build_modify_expr): Add lhs_origtype parameter.
10565 Change all callers. Issue a -Wc++-compat warning using
10566 lhs_origtype if necessary.
10567 (convert_for_assignment): Issue -Wc++-compat warnings about
10568 invalid conversions to enum type on assignment.
10569 * c-common.h (build_modify_expr): Update declaration.
10571 2009-04-24 Nick Clifton <nickc@redhat.com>
10573 * config/iq2000/iq2000.c (function_arg): Handle TImode values.
10574 (function_arg_advance): Likewise.
10575 * config/iq2000/iq2000.md (movsi_internal2): Fix the length of the
10578 2009-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
10580 * config/s390/constraints.md ('I', 'J'): Fix condition.
10582 2009-04-24 Diego Novillo <dnovillo@google.com>
10584 * gengtype-parse.c (parse_error): Add newline after message.
10586 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
10588 * config/i386/sse.md (avxmodesuffixs): Removed.
10589 (*avx_pinsr<avxmodesuffixs>): Renamed to ...
10590 (*avx_pinsr<ssevecsize>): This.
10592 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
10594 * loop-iv.c (replace_single_def_regs): Look for REG_EQUAL notes;
10595 follow chains of regs with a single definition, and allow expressions
10596 that are function_invariant_p.
10597 (simple_rhs_p): Allow expressions that are function_invariant_p.
10599 2009-04-24 Paolo Bonzini <bonzini@gnu.org>
10601 PR middle-end/39867
10602 * fold-const.c (fold_cond_expr_with_comparison): When folding
10603 > and >= to MAX, make sure the MAX uses the same type as the
10604 comparison's operands.
10606 2009-04-24 Nick Clifton <nickc@redhat.com>
10608 * config/frv/frv.c (frv_frame_access): Do not use reg+reg
10609 addressing for DImode accesses.
10610 (frv_print_operand_address): Handle PLUS case.
10611 * config/frv/frv.h (FIXED_REGISTERS): Mark link register as fixed.
10613 2009-04-24 Jakub Jelinek <jakub@redhat.com>
10615 PR rtl-optimization/39794
10616 * alias.c (canon_true_dependence): Add x_addr argument.
10617 * rtl.h (canon_true_dependence): Adjust prototype.
10618 * cse.c (check_dependence): Adjust canon_true_dependence callers.
10619 * cselib.c (cselib_invalidate_mem): Likewise.
10620 * gcse.c (compute_transp): Likewise.
10621 * dse.c (scan_reads_nospill): Likewise.
10622 (record_store, check_mem_read_rtx): Likewise. For non-const-or-frame
10623 addresses pass base->val_rtx as mem_addr, for const-or-frame addresses
10624 canon_base_addr of the group, plus optional offset.
10625 (struct group_info): Rename canon_base_mem to
10627 (get_group_info): Set canon_base_addr to canon_rtx of base, not
10628 canon_rtx of base_mem.
10630 2009-04-23 Paolo Bonzini <bonzini@gnu.org>
10632 * config/sh/sh.c (sh_expand_prologue, sh_expand_epilogue):
10633 Use memory_address_p instead of GO_IF_LEGITIMATE_ADDRESS.
10635 2009-04-23 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
10637 * config/spu/spu-builtins.h: Delete file.
10639 * config/spu/spu.h (enum spu_builtin_type): Move here from
10641 (struct spu_builtin_description): Likewise. Add GTY marker.
10642 Do not use enum spu_function_code or enum insn_code.
10643 (spu_builtins): Add extern declaration.
10645 * config/spu/spu.c: Do not include "spu-builtins.h".
10646 (enum spu_function_code, enum spu_builtin_type_index,
10647 V16QI_type_node, V8HI_type_node, V4SI_type_node, V2DI_type_node,
10648 V4SF_type_node, V2DF_type_node, unsigned_V16QI_type_node,
10649 unsigned_V8HI_type_node, unsigned_V4SI_type_node,
10650 unsigned_V2DI_type_node): Move here from spu-builtins.h.
10651 (spu_builtin_types): Make static. Add GTY marker.
10652 (spu_builtins): Add extern declaration with GTY marker.
10653 Include "gt-spu.h".
10655 * config/spu/spu-c.c: Do not include "spu-builtins.h".
10656 (spu_resolve_overloaded_builtin): Do not use spu_function_code.
10657 Check programmatically whether all parameters are scalar.
10659 * config/spu/t-spu-elf (spu.o, spu-c.o): Update dependencies.
10661 2009-04-23 Eric Botcazou <ebotcazou@adacore.com>
10663 * gimplify.c (gimplify_modify_expr_rhs) <VAR_DECL>: Do not do a direct
10664 assignment from the constructor either if the target is volatile.
10666 2009-04-23 Daniel Jacobowitz <dan@codesourcery.com>
10668 * config/arm/arm.md (insv): Do not share operands[0].
10670 2009-04-23 Nathan Sidwell <nathan@codesourcery.com>
10672 * config/vxlib-tls.c (active_tls_threads): Delete.
10673 (delete_hook_installed): New.
10674 (tls_delete_hook): Don't delete the delete hook.
10675 (tls_destructor): Delete it here.
10676 (__gthread_set_specific): Adjust installing the delete hook.
10677 (tls_delete_hook): Use __gthread_enter_tsd_dtor_context and
10678 __gthread_leave_tsd_dtor_context.
10680 2009-04-23 Rafael Avila de Espindola <espindola@google.com>
10682 * c-format.c (gcc_tdiag_char_table): Add support for %E.
10684 2009-04-23 Uros Bizjak <ubizjak@gmail.com>
10686 * config/alpha/alpha.c (alpha_legitimize_reload_address): Add cast to
10688 (alpha_rtx_costs): Ditto.
10689 (emit_unlikely_jump): Use add_reg_note.
10690 (emit_frame_store_1): Ditto.
10691 (alpha_expand_prologue): Ditto.
10692 (alpha_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
10693 * config/alpha/alpha.c (Unicos/Mk address splitter): Use add_reg_note.
10695 2009-04-23 Nick Clifton <nickc@redhat.com>
10697 * config/v850/v850.md (epilogue): Remove suppressed code.
10698 (return): Rename to return_simple and remove test of frame size.
10699 * config/v850/v850.c (expand_epilogue): Rename call to gen_return
10700 to gen_return_simple.
10702 2009-04-22 Jing Yu <jingyu@google.com>
10705 * config/arm/arm.h: Define HANDLE_PRAGMA_PACK_PUSH_POP.
10707 2009-04-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
10710 * c-typeck.c (process_init_element): Treat VECTOR_TYPE like ARRAY_TYPE
10711 and RECORD_TYPE/UNION_TYPE. When outputing the actual element and the
10712 value is a VECTOR_CST, the element type is the element type of the
10715 2009-04-22 DJ Delorie <dj@redhat.com>
10717 * config/m32c/m32c.h: Update GTY annotations to new syntax.
10719 2009-04-22 Jakub Jelinek <jakub@redhat.com>
10721 * alias.c (find_base_term): Move around LO_SUM case, so that
10722 CONST falls through into PLUS/MINUS handling.
10725 * fold-const.c (fold_binary) <case LSHIFT_EXPR>: When optimizing
10726 into 0, use omit_one_operand.
10728 2009-04-23 Ben Elliston <bje@au.ibm.com>
10730 * config/rs6000/linux-unwind.h (get_regs): Remove type
10731 puns. Change the type of `pc' to an array of unsigned ints and
10732 update all users. Constify frame24.
10734 2009-04-22 DJ Delorie <dj@redhat.com>
10736 * config/m32c/m32c.c (m32c_special_page_vector_p): Move
10737 declarations before code.
10738 (current_function_special_page_vector): Likewise.
10739 (m32c_expand_insv): Silence a warning.
10741 2009-04-21 Taras Glek <tglek@mozilla.com>
10743 * alias.c: Update GTY annotations to new syntax.
10744 * basic-block.h: Likewise.
10745 * bitmap.h: Likewise.
10746 * c-common.h: Likewise.
10747 * c-decl.c: Likewise.
10748 * c-parser.c: Likewise.
10749 * c-pragma.c: Likewise.
10750 * c-tree.h: Likewise.
10751 * cfgloop.h: Likewise.
10752 * cgraph.h: Likewise.
10753 * config/alpha/alpha.c: Likewise.
10754 * config/arm/arm.h: Likewise.
10755 * config/avr/avr.h: Likewise.
10756 * config/bfin/bfin.c: Likewise.
10757 * config/cris/cris.c: Likewise.
10758 * config/darwin.c: Likewise.
10759 * config/frv/frv.c: Likewise.
10760 * config/i386/i386.c: Likewise.
10761 * config/i386/i386.h: Likewise.
10762 * config/i386/winnt.c: Likewise.
10763 * config/ia64/ia64.h: Likewise.
10764 * config/iq2000/iq2000.c: Likewise.
10765 * config/mips/mips.c: Likewise.
10766 * config/mmix/mmix.h: Likewise.
10767 * config/pa/pa.c: Likewise.
10768 * config/pa/pa.h: Likewise.
10769 * config/rs6000/rs6000.c: Likewise.
10770 * config/s390/s390.c: Likewise.
10771 * config/sparc/sparc.c: Likewise.
10772 * config/xtensa/xtensa.c: Likewise.
10773 * cselib.h: Likewise.
10774 * dbxout.c: Likewise.
10775 * dwarf2out.c: Likewise.
10776 * except.c: Likewise.
10777 * except.h: Likewise.
10778 * fixed-value.h: Likewise.
10779 * function.c: Likewise.
10780 * function.h: Likewise.
10781 * gimple.h: Likewise.
10782 * integrate.c: Likewise.
10783 * optabs.c: Likewise.
10784 * output.h: Likewise.
10785 * real.h: Likewise.
10787 * stringpool.c: Likewise.
10788 * tree-data-ref.c: Likewise.
10789 * tree-flow.h: Likewise.
10790 * tree-scalar-evolution.c: Likewise.
10791 * tree-ssa-address.c: Likewise.
10792 * tree-ssa-alias.h: Likewise.
10793 * tree-ssa-operands.h: Likewise.
10794 * tree.c: Likewise.
10795 * tree.h: Likewise.
10796 * varasm.c: Likewise.
10797 * varray.h: Likewise.
10799 * coretypes.h: Do not define GTY macro if it is already defined.
10800 * doc/gty.texi: Update GTY documentation to new syntax.
10801 * gengtype-lex.l: Enforce attribute-like syntax for GTY
10802 annotations on structs.
10803 * gengtype-parse.c: Likewise.
10805 2009-04-22 Mark Heffernan <meheff@google.com>
10807 * gcc.c (LINK_COMMAND_SPEC): Link with gcov with -fprofile-generate=.
10809 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
10811 * config/arm/arm.c (arm_rtx_costs_1): Use power_of_two_operand
10814 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
10816 * config/arm/arm.c (arm_size_rtx_costs): Treat a PLUS with a shift
10817 the same as a PLUS without a shift. Increase the cost of a
10820 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10822 * Makefile.in: Update dependencies.
10823 * errors.c (warning): Remove unused parameter 'opt'. Returns 'void'.
10824 * errors.h: Remove bogus comment about compatibility.
10825 (warning): Update declaration.
10826 * genautomata.c: Update all calls to warning.
10827 * gimple.c: Do not include errors.h. Include toplev.h.
10828 * tree-ssa-structalias.c: Do not include errors.h.
10829 * omega.c: Likewise.
10830 * tree-ssa-reassoc.c: Likewise.
10831 * config/spu/spu-c.c: Likewise.
10832 * config/spu/t-spu-elf: Update dependencies.
10834 2009-04-22 Richard Guenther <rguenther@suse.de>
10836 PR tree-optimization/39824
10837 * tree-ssa-ccp.c (fold_const_aggregate_ref): For INDIRECT_REFs
10838 make sure the types are compatible.
10840 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10843 * c-common.c (c_parse_error): Take a token_flags parameter.
10844 Use token_type for the token type instead.
10845 Pass token_flags to cpp_type2name.
10846 * c-common.h (c_parse_error): Update declaration.
10847 * c-parser.c (c_parser_error): Pass 0 as token flags.
10849 2009-04-22 Andrey Belevantsev <abel@ispras.ru>
10851 PR rtl-optimization/39580
10852 * sel-sched-ir.c (insert_in_history_vect): Remove incorrect gcc_assert.
10854 2009-04-22 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
10856 * function.c (expand_function_end): Do not emit a jump to the "naked"
10857 return label for fall-through returns.
10858 * except.c (sjlj_emit_function_exit): Always place the call to the
10859 unregister function at the location installed by expand_function_end.
10861 2009-04-22 Richard Guenther <rguenther@suse.de>
10863 PR tree-optimization/39845
10864 * tree-switch-conversion.c (build_arrays): Add new referenced vars.
10865 (gen_inbound_check): Likewise.
10867 2009-04-22 Nathan Sidwell <nathan@codesourcery.com>
10869 * gthr-vxworks.h (struct __gthread_once_t): Add alignment and
10871 (__GTHREAD_ONCE_INIT): Adjust ppc initializer.
10872 * config/vxlib.c (__gthread_once): Add race guard for PPC.
10874 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
10876 * config/sh/sh.c (shift_insns_rtx, shiftcosts, gen_shifty_op,
10877 sh_dynamicalize_shift_p, shl_and_scr_length): Truncate
10878 shift counts to avoid out-of-bounds array accesses.
10880 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
10882 * config/sparc/sparc.h (POINTER_SIZE): Fix comment.
10883 (Pmode): Move above.
10885 2009-04-22 Uros Bizjak <ubizjak@gmail.com>
10887 * config/alpha/alpha.c: Use REG_P, MEM_P, CONST_INT_P, JUMP_P,
10888 NONJUMP_INSN_P, CALL_P, LABEL_P and NOTE_P predicates instead of
10889 GET_CODE macro. Use IN_RANGE macro where appropriate.
10890 * config/alpha/alpha.h: Ditto.
10891 * config/alpha/alpha.md: Ditto.
10892 * config/alpha/constraints.md: Ditto.
10893 * config/alpha/predicates.md: Ditto.
10895 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
10897 * defaults.h (GO_IF_MODE_DEPENDENT_ADDRESS): Provide empty default.
10898 * config/frv/frv.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
10899 * config/s390/s390.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
10900 * config/m32c/m32c.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
10901 * config/spu/spu.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
10902 * config/i386/i386.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
10903 * config/sh/sh.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
10904 * config/pdp11/pdp11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
10905 * config/avr/avr.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
10906 * config/crx/crx.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
10907 * config/fr30/fr30.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
10908 * config/m68hc11/m68hc11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
10909 * config/cris/cris.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
10910 * config/iq2000/iq2000.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
10911 * config/mn10300/mn10300.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
10912 * config/ia64/ia64.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
10913 * config/m68k/m68k.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
10914 * config/picochip/picochip.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
10915 * config/arc/arc.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
10916 * config/mcore/mcore.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
10917 * config/score/score.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
10918 * config/arm/arm.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
10919 * config/pa/pa.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
10920 * config/mips/mips.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
10921 * config/v850/v850.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
10922 * config/mmix/mmix.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
10923 * config/bfin/bfin.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
10925 2009-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
10927 * cfghooks.c (tidy_fallthru_edges): Remove find_basic_blocks
10928 references from comments.
10929 * cfgbuild.c: (count_basic_blocks): Delete.
10930 (find_basic_blocks_1): Delete.
10931 (find_basic_blocks): Delete.
10932 * except.c (finish_eh_generation): Make static. Move comment from
10933 except.h here. Remove find_basic_blocks references from comments.
10934 * except.h (finish_eh_generation): Delete.
10935 * basic-block.h (find_basic_blocks): Delete.
10936 * config/sh/sh.c (sh_output_mi_thunk): Delete a "#if 0" block.
10938 2009-04-22 Dave Korn <dave.korn.cygwin@gmail.com>
10940 * sdbout.c (sdbout_symbol): Pass VOIDmode to eliminate_regs.
10941 (sdbout_parms): Likewise.
10943 2009-04-21 Kaz Kojima <kkojima@gcc.gnu.org>
10945 * config/sh/sh.c (prepare_cbranch_operands): Use
10946 LAST_AND_UNUSED_RTX_CODE instead of CODE_FOR_nothing.
10947 (expand_cbranchdi4): Likewise.
10948 (from_compare): Add cast to enum type.
10949 (expand_cbranchsi4): Use add_reg_note.
10950 (output_stack_adjust, push, pop, sh_expand_prologue): Likewise.
10951 (sh_insn_length_adjustment): Use sh_cpu_attr instead of sh_cpu.
10952 (sh_initialize_trampoline): Change 0 to LCT_NORMAL in function call.
10953 (sh_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
10954 * config/sh/sh.md (cbranchsi4): Use LAST_AND_UNUSED_RTX_CODE
10955 instead of CODE_FOR_nothing.
10956 (cbranchdi4): Likewise. Fix the order of arguments for
10958 (push_fpscr): Use add_reg_note.
10959 (pop_fpscr, movdf_i4+1, reload_outdf__RnFRm+3, reload_outdf__RnFRm+4,
10960 reload_outdf__RnFRm+5, fpu_switch+1, fpu_switch+2): Likewise.
10962 2009-04-21 Joseph Myers <joseph@codesourcery.com>
10964 * ABOUT-GCC-NLS, ChangeLog, ChangeLog-1997, ChangeLog-1998,
10965 ChangeLog-1999, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
10966 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
10967 ChangeLog-2007, ChangeLog-2008, ChangeLog.dataflow, ChangeLog.lib,
10968 ChangeLog.ptr, ChangeLog.tree-ssa, ChangeLog.tuples, FSFChangeLog,
10969 FSFChangeLog.10, FSFChangeLog.11, LANGUAGES, ONEWS, acinclude.m4,
10970 config/alpha/gnu.h, config/alpha/libgcc-alpha-ldbl.ver,
10971 config/alpha/t-osf4, config/alpha/t-vms, config/alpha/va_list.h,
10972 config/alpha/x-vms, config/arc/t-arc,
10973 config/arm/README-interworking, config/arm/arm-c.c,
10974 config/arm/gentune.sh, config/arm/libgcc-bpabi.ver,
10975 config/arm/t-arm, config/arm/t-arm-elf, config/arm/t-arm-softfp,
10976 config/arm/t-bpabi, config/arm/t-linux, config/arm/t-linux-eabi,
10977 config/arm/t-netbsd, config/arm/t-pe, config/arm/t-strongarm-elf,
10978 config/arm/t-symbian, config/arm/t-vxworks, config/arm/t-wince-pe,
10979 config/avr/t-avr, config/bfin/elf.h, config/bfin/libgcc-bfin.ver,
10980 config/bfin/linux.h, config/bfin/t-bfin, config/bfin/t-bfin-elf,
10981 config/bfin/t-bfin-linux, config/bfin/t-bfin-uclinux,
10982 config/bfin/uclinux.h, config/cris/mulsi3.asm, config/cris/t-cris,
10983 config/cris/t-elfmulti, config/crx/t-crx,
10984 config/darwin-ppc-ldouble-patch.def, config/darwin-sections.def,
10985 config/divmod.c, config/fr30/t-fr30, config/frv/libgcc-frv.ver,
10986 config/frv/t-frv, config/frv/t-linux, config/h8300/genmova.sh,
10987 config/h8300/t-h8300, config/i386/athlon.md,
10988 config/i386/darwin-libgcc.10.4.ver,
10989 config/i386/darwin-libgcc.10.5.ver, config/i386/libgcc-glibc.ver,
10990 config/i386/mach.h, config/i386/netbsd.h, config/i386/t-crtpc,
10991 config/i386/t-cygming, config/i386/t-cygwin, config/i386/t-i386,
10992 config/i386/t-linux64, config/i386/t-nwld,
10993 config/i386/t-rtems-i386, config/i386/t-sol2-10,
10994 config/i386/x-mingw32, config/ia64/div.md, config/ia64/elf.h,
10995 config/ia64/ia64.opt, config/ia64/libgcc-glibc.ver,
10996 config/ia64/libgcc-ia64.ver, config/ia64/linux.h,
10997 config/ia64/sysv4.h, config/ia64/t-hpux, config/ia64/t-ia64,
10998 config/iq2000/abi, config/iq2000/lib2extra-funcs.c,
10999 config/iq2000/t-iq2000, config/libgcc-glibc.ver,
11000 config/m32r/libgcc-glibc.ver, config/m32r/t-linux,
11001 config/m32r/t-m32r, config/m68hc11/t-m68hc11,
11002 config/m68k/t-floatlib, config/m68k/t-linux, config/m68k/t-mlibs,
11003 config/m68k/t-uclinux, config/mcore/t-mcore,
11004 config/mcore/t-mcore-pe, config/mips/20kc.md, config/mips/4130.md,
11005 config/mips/5400.md, config/mips/5500.md, config/mips/crti.asm,
11006 config/mips/crtn.asm, config/mips/irix-crti.asm,
11007 config/mips/irix-crtn.asm, config/mips/libgcc-mips16.ver,
11008 config/mips/mips-dsp.md, config/mips/mips-dspr2.md,
11009 config/mips/mips-fixed.md, config/mips/sb1.md,
11010 config/mips/sr71k.md, config/mips/t-elf, config/mips/t-gofast,
11011 config/mips/t-iris6, config/mips/t-isa3264,
11012 config/mips/t-libgcc-mips16, config/mips/t-linux64,
11013 config/mips/t-mips, config/mips/t-r3900, config/mips/t-rtems,
11014 config/mips/t-sb1, config/mips/t-sde, config/mips/t-sdemtk,
11015 config/mips/t-slibgcc-irix, config/mips/t-sr71k, config/mips/t-st,
11016 config/mips/t-vr, config/mips/t-vxworks, config/mmix/t-mmix,
11017 config/mn10300/t-linux, config/mn10300/t-mn10300,
11018 config/pa/pa32-regs.h, config/pa/t-hpux-shlib, config/pa/t-linux,
11019 config/pa/t-linux64, config/pa/t-pa64, config/pdp11/t-pdp11,
11020 config/picochip/libgccExtras/clzsi2.asm,
11021 config/picochip/t-picochip, config/rs6000/darwin-ldouble-format,
11022 config/rs6000/darwin-libgcc.10.4.ver,
11023 config/rs6000/darwin-libgcc.10.5.ver,
11024 config/rs6000/libgcc-ppc-glibc.ver, config/rs6000/ppc-asm.h,
11025 config/rs6000/t-aix43, config/rs6000/t-aix52,
11026 config/rs6000/t-darwin, config/rs6000/t-fprules,
11027 config/rs6000/t-fprules-fpbit, config/rs6000/t-linux64,
11028 config/rs6000/t-lynx, config/rs6000/t-netbsd,
11029 config/rs6000/t-ppccomm, config/rs6000/t-ppcendian,
11030 config/rs6000/t-ppcgas, config/rs6000/t-rs6000,
11031 config/rs6000/t-rtems, config/rs6000/t-spe,
11032 config/rs6000/t-vxworks, config/s390/libgcc-glibc.ver,
11033 config/score/t-score-elf, config/sh/divcost-analysis,
11034 config/sh/libgcc-glibc.ver, config/sh/t-netbsd, config/sh/t-sh,
11035 config/sh/t-sh64, config/sh/t-superh, config/sh/t-symbian,
11036 config/sparc/libgcc-sparc-glibc.ver, config/sparc/sol2-bi.h,
11037 config/sparc/sol2-gas.h, config/sparc/sol2-gld-bi.h,
11038 config/sparc/t-elf, config/sparc/t-linux64, config/sparc/t-sol2,
11039 config/stormy16/stormy-abi, config/stormy16/t-stormy16,
11040 config/t-darwin, config/t-libunwind, config/t-libunwind-elf,
11041 config/t-linux, config/t-lynx, config/t-slibgcc-elf-ver,
11042 config/t-slibgcc-sld, config/t-sol2, config/t-vxworks,
11043 config/udivmod.c, config/udivmodsi4.c, config/v850/t-v850,
11044 config/v850/t-v850e, config/xtensa/t-xtensa, diagnostic.def,
11045 gdbinit.in, glimits.h, gstab.h, gsyms.h, java/ChangeLog,
11046 java/ChangeLog.ptr, java/ChangeLog.tree-ssa, libgcc-std.ver,
11047 limitx.h, version.c, xcoff.h: Add copyright and license notices.
11048 * config/h8300/genmova.sh: Include copyright and license notices
11049 in generated output.
11050 * config/h8300/mova.md: Regenerate.
11051 * doc/install.texi2html: Include word "Copyright" in copyright
11052 notice and use name "Free Software Foundation, Inc.".
11053 * ChangeLog, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
11054 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
11055 ChangeLog-2007, ChangeLog-2008: Correct dates.
11057 2009-04-21 Eric Botcazou <ebotcazou@adacore.com>
11059 * c-common.c (c_common_truthvalue_conversion): Use LOCATION to build
11060 NE_EXPR operations as well.
11061 * c-parser.c (c_parser_condition): Do not set location information on
11063 (c_parser_conditional_expression): Likewise.
11064 (c_parser_binary_expression): Set location information on operators.
11065 * c-typeck.c (build_unary_op) <TRUTH_NOT_EXPR>: Reset the location if
11066 TRUTH_NOT_EXPR has been folded.
11067 * fold-const.c (fold_truth_not_expr): Copy location information from
11068 the incoming expression to the outgoing one.
11069 * gimplify.c (shortcut_cond_r): Add locus parameter. Pass it to
11070 recursive calls on the LHS of the operator but pass that of the
11071 operator to recursive calls on the RHS of the operator. Set it
11073 (shortcut_cond_expr): Set the locus of the operator on the second
11074 COND_EXPR and that of the expression on the first in degenerate cases.
11075 Pass the locus of the expression to calls to shortcut_cond_r.
11076 Set the locus of the 'then' block on the associated jump, if any.
11077 (gimplify_boolean_expr): Add locus parameter. Set it on the COND_EXPR.
11078 (gimplify_expr) <TRUTH_ANDIF_EXPR>: Pass the locus of the outer
11079 expression to call to gimplify_boolean_expr.
11081 2009-04-21 Kai Tietz <kai.tietz@onevision.com>
11083 * config.gcc: Add additional configuration for
11084 i686-w64-mingw* and x86_64-w64-mingw* triplet.
11085 * config/i386/mingw-w64.h: New mingw-w64 specific header.
11086 (CPP_SPEC): Redefine for allowing -municode option.
11087 (STARTFILE_SPEC): Likewise.
11088 * config/i386/t-mingw-w64: New.
11089 * config/i386/mingw-w64.opt: New.
11090 (municode): Add new target option.
11091 * doc/invoke.texi (municode): Add documentation for new option.
11093 2009-04-21 Ian Lance Taylor <iant@google.com>
11095 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
11096 Correct test for number of arguments.
11097 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Likewise.
11099 2009-04-21 Andreas Schwab <schwab@linux-m68k.org>
11101 * config/m68k/linux.h (FINALIZE_TRAMPOLINE): Use enum for second
11102 argument of emit_library_call.
11104 2009-04-21 Richard Guenther <rguenther@suse.de>
11106 PR middle-end/39829
11107 * gimple.c (walk_stmt_load_store_addr_ops): Catch addresses
11108 inside VIEW_CONVERT_EXPRs.
11110 2009-04-21 Martin Jambor <mjambor@suse.cz>
11112 * tree-switch-conversion.c (build_constructors): Split a long line.
11113 (constructor_contains_same_values_p): New function.
11114 (build_one_array): Create assigns of constants if possible, do not
11115 call mark_sym_for_renaming, call update_stmt.
11116 (build_arrays): Call make_ssa_name (create_tmp_var ()) instead of
11117 make_rename_temp. Do not call mark_symbols_for_renaming, call
11119 (gen_def_assigns): Do not call mark_symbols_for_renaming or
11120 find_new_referenced_vars, call update_stmt.
11121 (gen_inbound_check): Use create_tmp_var and create ssa names manually
11122 instead of calling make_rename_temp. Do not call
11123 find_new_referenced_vars or mark_symbols_for_renaming, call
11126 2009-04-21 Richard Guenther <rguenther@suse.de>
11128 PR tree-optimization/39827
11129 * tree-ssa-phiprop.c (propagate_with_phi): Check SSA_NAME is in range.
11130 (tree_ssa_phiprop): Pass the correct array size.
11132 2009-04-21 Uros Bizjak <ubizjak@gmail.com>
11134 * config/alpha/alpha.md (tune): Add cast to enum attr_tune.
11136 2009-04-21 Manuel López-Ibáñez <manu@gcc.gnu.org>
11139 * c-typeck.c (lvalue_p): Move declaration ...
11140 * c-common.h (lvalue_p): ... to here.
11141 * c-common.c (candidate_equal_p): New.
11142 (add_tlist): Use it.
11143 (merge_tlist): Use it.
11144 (warn_for_collisions_1): Likewise.
11145 (warning_candidate_p): Accept more candidates.
11146 (verify_tree): A warning candidate can be an expression. Use
11149 2009-04-21 Ben Elliston <bje@au.ibm.com>
11152 * doc/invoke.texi (RS/6000 and PowerPC Options): Add documentation
11153 for -mcall-eabi, -mcall-aixdesc, -mcall-freebsd and -mcall-openbsd
11154 options. Remove -mcall-solaris documentation.
11156 2009-04-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11159 * doc/invoke.texi (-Wlong-long): Update description.
11160 * c-lex (interpret_integer): Only warn if there was no previous
11161 overflow and -Wlong-long is enabled.
11162 * c-decl.c (declspecs_add_type): Drop redundant flags.
11163 * c.opt (Wlong-long): Init to -1.
11164 * c-opts.c (sanitize_cpp_opts): Synchronize cpp's warn_long_long
11165 and front-end warn_long_long. Wlong-long only depends on other
11166 flags if it is uninitialized.
11167 * c-parser.c (disable_extension_diagnostics): warn_long_long is
11168 the same for CPP and FE.
11169 (restore_extension_diagnostics): Likewise.
11171 2009-04-20 Ian Lance Taylor <iant@google.com>
11173 Fix enum conversions which are invalid in C++:
11174 * auto-inc-dec.c (attempt_change): Change 0 to SET in function call.
11175 * calls.c (store_one_arg): Change 0 to EXPAND_NORMAL in function call.
11176 * cse.c (hash_rtx_cb): Change 0 to VOIDmode in function call.
11177 * dbgcnt.c (dbg_cnt_set_limit_by_name): Add cast to enum type.
11178 * dbxout.c (dbxout_symbol): Change 0 to VOIDmode in function call.
11179 (dbxout_parms): Likewise.
11180 * df-core.c (df_set_flags): Change changeable_flags parameter to int.
11181 (df_clear_flags): Likewise.
11182 * df-problems.c (df_rd_bb_local_compute_process_def): Change
11183 top_flag parameter to int.
11184 (df_chain_create_bb_process_use): Likewise.
11185 (df_chain_add_problem): Change chain_flags parameter to unsigned int.
11187 * df-scan.c (df_ref_create): Change ref_flags parameter to int.
11188 (df_ref_create_structure, df_def_record_1): Likewise.
11189 (df_defs_record, df_uses_record, df_get_call_refs): Likewise.
11190 (df_notes_rescan): Change 0 to VOIDmode in function call.
11191 (df_get_call_refs, df_insn_refs_collect): Likewise.
11192 (df_bb_regs_collect): Likewise.
11193 (df_entry_block_defs_collect): Likewise.
11194 (df_exit_block_uses_collect): Likewise.
11195 * df.h: Update declarations.
11196 * double-int.c (double_int_divmod): Add cast to enum type.
11197 * dse.c (replace_inc_dec): Reverse parameters to gen_int_mode.
11198 * dwarf2out.c (new_reg_loc_descr): Add casts to enum type.
11199 (based_loc_descr): Likewise.
11200 (loc_descriptor_from_tree_1): Change first_op and second_op to
11201 enum dwarf_location_atom. Add cast to enum type.
11202 * expmed.c (init_expmed): Change 0 to SET in function call.
11203 * expr.c (init_expr_target): Change 0 to VOIDmode in function call.
11204 (expand_expr_real_1): Change 0 to EXPAND_NORMAL in function call.
11205 (do_store_flag): Likewise.
11206 * fixed-value.h (struct fixed_value): Change mode to enum
11208 * function.c (assign_parms): Change 0 to VOIDmode in function call.
11209 * genautomata.c (insert_automaton_decl): Change 1 to INSERT in
11211 (insert_insn_decl, insert_decl, insert_state): Likewise.
11212 (automata_list_finish): Likewise.
11213 * genrecog.c (process_define_predicate): Add cast to enum type.
11214 * gensupport.c (init_predicate_table): Add cast to enum type.
11215 * gimple.c (gimple_build_return): Change 0 to ERROR_MARK in
11217 (gimple_build_call_1, gimple_build_label): Likewise.
11218 (gimple_build_goto, gimple_build_asm_1): Likewise.
11219 (gimple_build_switch_1, gimple_build_cdt): Likewise.
11220 * gimple.h (GIMPLE_CHECK): Change 0 to ERROR_MARK in function call.
11221 (enum fallback): Rename from enum fallback_t.
11222 (fallback_t): Typedef as int.
11223 * gimple-low.c (lower_builtin_setjmp): Change TSI_SAME_STMT to
11224 GSI_SAME_STMT in function call.
11225 * ira.c (setup_class_subset_and_memory_move_costs): Add casts to
11227 (setup_reg_class_relations): Likewise.
11228 (setup_reg_class_nregs): Change cl to int. Add casts to enum type.
11229 (setup_prohibited_class_mode_regs): Add cast to enum type.
11230 (setup_prohibited_mode_move_regs): Likewise.
11231 * ira-costs.c (record_reg_classes): Change rclass to enum reg_class.
11232 (record_address_regs): Change i to enum reg_class.
11233 * lists.c (alloc_EXPR_LIST): Add cast to enum type.
11234 * machmode.h (GET_MODE_CLASS): Cast value to enum mode_class.
11235 (GET_MODE_WIDER_MODE): Cast value to enum machine_mode.
11236 (GET_MODE_2XWIDER_MODE): Likewise.
11237 (GET_CLASS_NARROWEST_MODE): Likewise.
11238 * omp-low.c (expand_omp_for): Add cast to enum type.
11239 * optabs.c (debug_optab_libfuncs): Add casts to enum type.
11240 * opts.c (enable_warning_as_error): Change kind to diagostic_t.
11241 * postreload.c (reload_cse_simplify_operands): Change rclass local
11243 * predict.c (combine_predictions_for_insn): Change best_predictor
11244 and predictor to enum br_predictor.
11245 (combine_predictions_for_bb): Likewise.
11246 (build_predict_expr): Change assignment to PREDICT_EXPR_OUTCOME to
11247 use SET_PREDICT_EXPR_OUTCOME.
11248 * real.c (real_arithmetic): Change icode to code in function call.
11249 * reginfo.c (init_move_cost): Add casts to enum type.
11250 (init_reg_sets_1, init_fake_stack_mems): Likewise.
11251 * regmove.c (regclass_compatible_p): Change class0 and class1 to
11253 * reload.c (find_valid_class): Add casts to enum type.
11254 (push_reload): Change 0 to NO_REGS in function call.
11255 (find_reloads): Change this_alternative to array of enum
11256 reg_class. Remove some now-unnecessary casts.
11257 (make_memloc): Change 0 to VOIDmode in function call.
11258 * reload1.c (reload): Change 0 to VOIDmode in function call.
11259 (eliminate_regs_1, elimination_effects): Likewise.
11260 (eliminate_regs_in_insn): Likewise.
11261 (emit_input_reload_insns): Add cast to enum type.
11262 (delete_output_reload): Change 0 to VOIDmode in function call.
11263 * reorg.c (insn_sets_resource_p): Convert include_delayed_effects
11264 to enum type in function call.
11265 * tree.h (PREDICT_EXPR_OUTCOME): Add cast to enum type.
11266 (SET_PREDICT_EXPR_OUTCOME): Define.
11267 * tree-dump.c (get_dump_file_info): Change phase parameter to int.
11268 (get_dump_file_name, dump_begin, dump_enabled_p): Likewise.
11269 (dump_initialized_p, dump_flag_name, dump_end): Likewise.
11270 (dump_function): Likewise.
11271 * tree-dump.h: Update declarations.
11272 * tree-pass.h: Update declarations.
11273 * varasm.c (assemble_integer): Change mclass to enum mode_class.
11274 * config/arm/arm.c (thumb_legitimize_reload_address): Add cast to
11276 (arm_rtx_costs_1): Correct parenthesization.
11277 (arm_rtx_costs): Add casts to enum type.
11278 (adjacent_mem_locations): Reverse arguments to const_ok_for_op.
11279 (vfp_emit_fstmd): Use add_rg_note.
11280 (emit_multi_reg_push, emit_sfm): Likewise.
11281 (thumb_set_frame_pointer): Likewise.
11282 (arm_expand_prologue): Likewise.
11283 (arm_regno_class): Change return type to enum reg_class.
11284 (thumb1_expand_prologue): Use add_reg_note.
11285 * config/arm/arm-protos.h (arm_regno_class): Update declaration.
11286 * config/arm/arm.h (INITIALIZE_TRAMPOLINE): Change 0 to LCT_NORMAL
11288 * config/arm/gentune.sh: Add cast to enum type.
11289 * config/arm/arm-tune.md: Rebuild.
11290 * config/i386/i386.c (ix86_expand_prologue): Use add_reg_note.
11291 (ix86_split_fp_branch, predict_jump): Likewise.
11292 (ix86_expand_multi_arg_builtin): Change sub_code from enum
11293 insn_code to enum rtx_code.
11294 (ix86_builtin_vectorized_function): Add cast to enum type.
11295 * config/i386/i386.md (truncdfsf2): Change slot to enum
11297 (truncxf<mode>2, isinf<mode>2): Likewise.
11298 * config/i386/i386-c.c (ix86_pragma_target_parse): Add cast to
11300 * config/ia64/ia64.c (ia64_split_tmode_move): Use add_reg_note.
11301 (spill_restore_mem, do_spill, ia64_expand_prologue): Likewise.
11302 (insert_bundle_state): Change 1 to INSERT in function call.
11303 (ia64_add_bundle_selector_before): Likewise.
11304 * config/ia64/ia64.md (cpu attr): Add cast to enum type.
11305 (save_stack_nonlocal): Change 0 to LCT_NORMAL in function call.
11306 (restore_stack_nonlocal): Likewise.
11307 * config/mips/mips.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL in
11309 * config/mips/mips.c (mips_binary_cost): Change 0 to SET in
11311 (mips_rtx_costs): Likewise.
11312 (mips_override_options): Add casts to enum type.
11313 * config/mips/sdemtk.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL
11315 * config/pa/pa.c (legitimize_pic_address): Use add_reg_note.
11316 (store_reg, set_reg_plus_d): Likewise.
11317 (hppa_expand_prologue, hppa_profile_hook): Likewise.
11318 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add
11320 (altivec_expand_vec_set_builtin): Change 0 to EXPAND_NORMAL in
11322 (emit_unlikely_jump): Use add_reg_note.
11323 (rs6000_emit_allocate_stack): Likewise.
11324 (rs6000_frame_related, rs6000_emit_prologue): Likewise.
11325 (output_toc): Change 1 to INSERT in function call.
11326 (output_profile_hook): Change 0 to LCT_NORMAL in function call.
11327 (rs6000_initialize_trampoline): Likewise.
11328 (rs6000_init_dwarf_reg_sizes_extra): Change 0 to EXPAND_NORMAL in
11330 * config/s390/s390.c (s390_rtx_costs): Add cast to enum type.
11331 (s390_expand_movmem): Change 0 to OPTAB_DIRECT in function call.
11332 (s390_expand_setmem, s390_expand_cmpmem): Likewise.
11333 (save_gprs): Use add_reg_note.
11334 (s390_emit_prologue): Likewise.
11335 (s390_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
11336 * config/sparc/sparc.c (sparc_expand_prologue): Use add_reg_note.
11337 (sparc_fold_builtin): Add cast to enum type.
11338 * config/spu/spu.c (spu_emit_branch_or_set): Change ior_code to
11340 (spu_expand_prologue): Use add_reg_note.
11341 (expand_builtin_args): Change 0 to EXPAND_NORMAL in function call.
11343 2009-04-20 Ian Lance Taylor <iant@google.com>
11345 * c-parser.c (c_parser_attributes): Change VEC back to tree list.
11346 (c_parser_postfix_expression_after_primary): Get VEC for list of
11347 arguments. Get original types of arguments. Call
11348 build_function_call_vec.
11349 (cached_expr_list_1, cached_expr_list_2): New static variables.
11350 (c_parser_expr_list): Change return type to VEC *. Add
11351 p_orig_types parameter. Change all callers.
11352 (c_parser_release_expr): New static function.
11353 (c_parser_vec_to_tree_list): New static function.
11354 * c-typeck.c (build_function_call): Rewrite to build a VEC and
11355 call build_function_call_vec.
11356 (build_function_call_vec): New function, based on old
11357 build_function_call.
11358 (convert_arguments): Remove nargs and argarray parameters. Change
11359 values to a VEC. Add origtypes parameter.
11360 (build_modify_expr): Add rhs_origtype parameter. Change all callers.
11361 (convert_for_assignment): Add origtype parameter. Change all
11362 callers. If warn_cxx_compat, check for conversion to an enum
11363 type when calling a function.
11364 (store_init_value): Add origtype parameter. Change all callers.
11365 (digest_init): Likewise.
11366 (struct init_node): Add origtype field.
11367 (add_pending_init): Add origtype parameter. Change all callers.
11368 (output_init_element): Likewise.
11369 (output_pending_init_elements): Pass origtype from init_node to
11370 output_init_element.
11371 (process_init_element): Pass origtype from c_expr to
11372 output_init_element.
11373 (c_finish_return): Add origtype parameter. Change all callers.
11374 * c-common.c (sync_resolve_size): Change params to VEC *. Change
11376 (sync_resolve_params): Likewise.
11377 (sync_resolve_return): Change params to first_param. Change caller.
11378 (resolve_overloaded_builtins): Change params to VEC *. Change
11379 callers. Save first parameter around call to build_function_call_vec.
11380 * c-decl.c (finish_decl): Add origtype parameter. Change all
11381 callers. Call build_function_call_vec rather than
11382 build_function_call for cleanup.
11383 * c-tree.h: Update declarations.
11384 * c-common.h: Update declarations.
11385 * stub-objc.c (objc_rewrite_function_call): Change parameter from
11386 params to first_param.
11387 * target.h (struct gcc_target): Change resolve_overloaded_builtin
11388 params parameter from tree to void *.
11389 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
11390 Change arglist parameter to have type void *, and to be a pointer
11392 * config/rs6000/rs6000-protos.h
11393 (altivec_resolve_overloaded_builtin): Update declaration.
11394 * config/spu/spu-c.c (spu_resolved_overloaded_builtin): Change
11395 fnargs parameter to have type void *, and to be a pointer to a
11396 VEC. Call build_function_call_vec instead of
11397 build_function_call.
11398 * config/spu/spu-protos.h (spu_expand_builtin): Update declaration.
11400 2009-04-20 Joey Ye <joey.ye@intel.com>
11401 Xuepeng Guo <xuepeng.guo@intel.com>
11402 H.J. Lu <hongjiu.lu@intel.com>
11404 * config/i386/atom.md: Add bypasses with ix86_dep_by_shift_count.
11406 * config/i386/i386.c (LEA_SEARCH_THRESHOLD): New macro.
11407 (IX86_LEA_PRIORITY): Likewise.
11408 (distance_non_agu_define): New function.
11409 (distance_agu_use): Likewise.
11410 (ix86_lea_for_add_ok): Likewise.
11411 (ix86_dep_by_shift_count): Likewise.
11413 * config/i386/i386.md: Call ix86_lea_for_add_ok to decide we
11414 should split for LEA.
11416 * config/i386/i386-protos.h (ix86_lea_for_add_ok): Declare new
11418 (ix86_dep_by_shift_count): Likewise.
11420 2009-04-20 Richard Guenther <rguenther@suse.de>
11422 * expr.c (handled_component_p): Move ...
11423 * tree.h (handled_component_p): ... here.
11424 * tree.def: Re-order BIT_FIELD_REF, COMPONENT_REF,
11425 ARRAY_REF, ARRAY_RANGE_REF, VIEW_CONVERT_EXPR, IMAGPART_EXPR
11426 and REALPART_EXPR to be in one group.
11428 2009-04-20 Richard Guenther <rguenther@suse.de>
11430 * basic-block.h (get_all_dominated_blocks): Declare.
11431 * dominance.c (get_all_dominated_blocks): New function.
11432 * tree-cfg.c (get_all_dominated_blocks): Remove.
11433 (remove_edge_and_dominated_blocks): Adjust.
11434 * tree-ssa-phiprop.c (tree_ssa_phiprop_1): Fold in ...
11435 (tree_ssa_phiprop): ... here. Use get_all_dominated_blocks
11436 instead of recursing.
11438 2009-04-20 Doug Kwan <dougkwan@google.com>
11440 * cgraph.h (cgraph_node_ptr): New type for vector functions.
11441 (struct cgraph_node_set_def): New type.
11442 (cgraph_node_set) New type. Also declare vector functions.
11443 (struct cgraph_node_set_element_def): New type.
11444 (cgraph_node_set_element): Ditto.
11445 (cgraph_node_set_iterator): New iterator type.
11446 (cgraph_node_set_new, cgraph_node_set_find, cgraph_node_set_add,
11447 cgraph_node_set_remove, dump_cgraph_node_set,
11448 debug_cgraph_node_set): New prototypes.
11449 (csi_end_p, csi_next, csi_node, csi_start, cgraph_node_in_set_p,
11450 cgraph_node_set_size): New inlines.
11451 * tree-pass.h (struct cgraph_node_set_def): New decl to avoid
11452 including cgraph.h.
11453 (struct ipa_opt_pass): Add struct cgraph_node_set_def
11454 argument to function 'write_summary'.
11455 * ipa.c: Include ggc.h.
11456 (hash_cgraph_node_set_element,
11457 eq_cgraph_node_set_element, cgraph_node_set_new,
11458 cgraph_node_set_add, cgraph_node_set_remove,
11459 cgraph_node_set_find, dump_cgraph_node_set,
11460 debug_cgraph_node_set): New functions.
11461 * Makefile.in (ipa.o): Add dependency on GGC_H.
11463 2009-04-20 Ira Rosen <irar@il.ibm.com>
11465 PR tree-optimization/39675
11466 * tree-vect-loop.c (vect_transform_loop): Remove currently redundant
11467 check of the return code of vect_schedule_slp. Check that
11468 stmt_vec_info still exists for the statement, before checking its
11469 vectorization type.
11471 2009-04-20 Michael Matz <matz@suse.de>
11473 * Makefile.in (generated_files): Take out $(simple_generated_c).
11475 2009-04-19 Dave Korn <dave.korn.cygwin@gmail.com>
11477 * config/i386/cygwin-stdint.h (INTPTR_TYPE): Remove "long".
11478 (UINTPTR_TYPE): Likewise.
11480 2009-04-19 Joseph Myers <joseph@codesourcery.com>
11483 * c-typeck.c (digest_init): Check for initializing an array with a
11486 2009-04-19 Joseph Myers <joseph@codesourcery.com>
11489 * c-semantics.c (pop_stmt_list): Propagate
11490 STATEMENT_LIST_HAS_LABEL to parent statement list.
11492 2009-04-19 Adam Nemet <anemet@caviumnetworks.com>
11494 * config/mips/mips.h (mips_tune_attr): New macro.
11495 * config/mips/mips.md (cpu): Use it.
11497 2009-04-19 Joseph Myers <joseph@codesourcery.com>
11500 * c-decl.c (shadow_tag_warned): Diagnose use of restrict when
11503 2009-04-19 Diego Novillo <dnovillo@google.com>
11505 * toplev.c (compile_file): Move call to coverage_finish ...
11506 * cgraphunit.c (ipa_passes): ... here.
11507 Call cgraph_process_new_functions.
11508 * ipa-utils.c (get_base_var): Handle CONSTRUCTOR.
11509 * Makefile.in (cgraphunit.o): Add dependency on COVERAGE_H.
11511 2009-04-19 Jan Hubicka <jh@suse.cz>
11513 * cgraph.c (cgraph_create_edge, cgraph_set_call_stmt): Set proper
11515 (dump_cgraph_node): Dump can throw external flag.
11516 * ipa-pure-const.c (propagate): Fix propagation of nothrow flags.
11518 2009-04-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
11522 * doc/invoke.texi: Add -Wlogical-op to -Wextra.
11523 * common.opt (Wlogical-op): Move from here...
11524 * c.opt (Wlogical-op): ... to here.
11525 * c-typeck.c (parser_build_binary_op): Update call to
11526 warn_logical_operator.
11527 * c-opts.c (c_common_post_options): Enable warn_logical_op with
11529 * c-common.c (warn_logical_op): Update.
11530 * c-common.h (warn_logical_op): Update declaration.
11532 2009-04-19 Eric Botcazou <ebotcazou@adacore.com>
11534 * tree.c (protected_set_expr_location): Fix formatting.
11536 2009-04-18 Joseph Myers <joseph@codesourcery.com>
11539 * c-typeck.c (readonly_warning): new.
11540 (build_unary_op, build_modify_expr): Use readonly_warning for
11541 storing into something readonly but not const-qualified.
11543 2009-04-18 Joseph Myers <joseph@codesourcery.com>
11546 * c-typeck.c (build_unary_op): Check for taking address of
11547 expression of type void.
11549 2009-04-18 Joseph Myers <joseph@codesourcery.com>
11552 * c-typeck.c (build_function_call): Check for calling a function
11553 with qualified void return types. Call require_complete_type when
11556 2009-04-18 Jan Hubicka <jh@suse.cz>
11558 * cgraph.c (cgraph_make_edge, dump_cgraph_node, cgraph_set_call_stmt):
11560 * cgraph.h (struct function): Reduce loop_nest to 30 bits; add
11561 can_throw_external flag.
11562 * ipa-reference.c (ipa_utils_reduced_inorder): Update call.
11563 * ipa-pure-const.c (ignore_edge): New function.
11564 (propagate): Compute order for NOTHROW computation; set NOTHROWs
11565 only over can_throw_external edges.
11566 (local_pure_const): Add nothrow flag.
11567 * ipa-utils.c (searchc): Add ignore_edge callback.
11568 (ipa_utils_reduced_inorder): Add ignore_edge callback.
11569 * ipa-utils.h (ipa_utils_reduced_inorder): Update prototype.
11570 (set_nothrow_function_flags): Update cgraph.
11571 * tree-cfg.c (verify_stmt): Relax nothrow checking when in IPA mode.
11573 2009-04-18 Richard Guenther <rguenther@suse.de>
11575 PR middle-end/39804
11576 * tree-ssa-ccp.c (fold_stmt_1): New function factored from ...
11577 (fold_stmt): ... this and ...
11578 (fold_stmt_inplace): ... this.
11579 (fold_stmt_1): Fold references in calls and asms.
11580 * tree-cfg.c (remove_useless_stmts_cond): Use fold_stmt.
11582 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
11584 * tree-vrp.c (ssa_name_nonzero_p): Remove.
11585 * tree.h: Remove the prototype for ssa_name_nonzero_p.
11587 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
11589 * tree.c (function_args_count): Remove.
11590 * tree.h: Remove the prototype for function_args_count.
11592 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
11594 * tree-iterator.c (expr_only): Remove.
11595 * tree.h: Remove the prototype for expr_only.
11597 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
11599 * reginfo.c (cannot_change_mode_set_regs): Remove.
11600 * rtl.h: Remove the prototype for cannot_change_mode_set_regs.
11602 2009-04-08 Anatoly Sokolov <aesok@post.ru>
11604 * config/avr/avr.md (*rotlsi3_8, *rotlsi3_16, *rotlsi3_24 ): Check
11605 whether operands 0 and 1 overlaps.
11607 2009-04-18 Manuel López-Ibáñez <manu@gcc.gnu.org>
11609 PR middle-end/36902
11610 * tree-vrp.c (check_array_ref): Pass a location_t instead of a
11611 pointer. Use warning_at instead of warning.
11612 (search_for_addr_array): Likewise.
11613 (check_array_bounds): Likewise.
11614 (check_all_array_refs): Check that the incoming edge is not in the
11615 list of edges to be removed.
11616 (check_all_array_refs): Avoid the temporal pointer.
11617 (vrp_visit_cond_stmt): Fix typo.
11618 (simplify_switch_using_ranges): Handle the case where the switch
11619 index is an integer constant.
11621 2009-04-18 Adam Nemet <anemet@caviumnetworks.com>
11623 * config/mips/mips.c (mips_final_postscan_insn): Make it static.
11625 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
11627 * doc/extend.texi, doc/invoke.texi: Fix typos.
11629 2009-04-17 Cary Coutant <ccoutant@google.com>
11631 * tree-flow-inline.h (get_lineno): Fix inverted test.
11633 2009-04-17 Diego Novillo <dnovillo@google.com>
11635 * tree-ssa-pre.c (create_expression_by_pieces): Remove
11636 assertion for AVAIL_OUT.
11638 2009-04-17 Mike Frysinger <vapier@gentoo.org>
11641 * config/sh/lib1funcs.asm [__ELF__ && __linux__]: Add .note.GNU-stack.
11642 * config/sh/linux-atomic.asm: Likewise.
11644 2009-04-17 Diego Novillo <dnovillo@google.com>
11646 * except.c (debug_eh_tree): New.
11647 (struct eh_region, struct eh_status): Move ...
11648 * except.h: ... here.
11649 (add_type_for_runtime): Declare extern.
11650 (lookup_type_for_runtime): Likewise.
11651 (debug_eh_tree): Declare.
11652 * Makefile.in (GTFILES): List except.h before except.c
11654 2009-04-17 Diego Novillo <dnovillo@google.com>
11656 * omp-low.c (create_omp_child_function): Set DECL_CONTEXT for DECL.
11657 * cgraphunit.c (cgraph_build_static_cdtor): Likewise.
11658 * tree-dfa.c (find_referenced_vars_in): Factor out of ...
11659 (find_vars_r): ... here.
11660 * tree-flow.h (find_referenced_vars_in): Declare.
11661 * tree-ssa-pre.c (create_expression_by_pieces): Assert
11662 that AVAIL_OUT exists for BLOCK.
11663 * Makefile.in (CGRAPH_H): Add dependency on cif-code.def
11664 (tree-loop-distribution.o): Fix dependency on TREE_VECTORIZER_H.
11665 (tree-parloops.o): Likewise.
11667 2009-04-17 Simon Baldwin <simonb@google.com>
11669 * toplev.c (default_tree_printer): Add handling for %E format.
11671 2009-04-17 Diego Novillo <dnovillo@google.com>
11673 * tree-pretty-print.c (dump_generic_node): Add break after
11674 TREE_BINFO handler. Handle COMPLEX_TYPE, REAL_TYPE and
11675 FIXED_POINT_TYPE. Handle NULL TREE_TYPEs. Handle METHOD_TYPE and
11676 FUNCTION_TYPE together. Call print_struct_decl when printing
11677 structures and TDF_SLIM is not given.
11678 (print_struct_decl): Fix logic for detecting recursion.
11680 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
11683 * gcc.c (create_at_file): New.
11684 (compile_input_file_p): New.
11685 (do_spec_1): Use @args files for %i. Use create_at_file for %o.
11686 * main.c (main): Update call to toplev_main.
11687 * toplev.c (toplev_main): Change signature. Call expandargv.
11688 * toplev.h (toplev_main): Change signature.
11690 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
11692 * dwarf2out.c (field_byte_offset): Use the type size as the field size
11693 if the latter is not constant.
11695 2009-04-17 David Edelsohn <edelsohn@gnu.org>
11697 * dbxout.c (xcoff_debug_hooks): Add set_name_debug_nothing.
11699 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
11701 * dbxout.c (dbxout_block): Reinstate test on TREE_USED.
11702 * tree-ssa-live.c (remove_unused_scope_block_p): Update TREE_USED bit.
11704 2009-04-17 Richard Guenther <rguenther@suse.de>
11706 * tree-ssa-structalias.c (get_constraint_for_component_ref):
11707 Handle component references view-converting an invariant address.
11709 2009-04-17 Adam Nemet <anemet@caviumnetworks.com>
11711 * doc/tm.texi (TARGET_DEFAULT_TARGET_FLAGS,
11712 TARGET_MIN_ANCHOR_OFFSET, TARGET_MAX_ANCHOR_OFFSET,
11713 TARGET_HAVE_SRODATA_SECTION, TARGET_HAVE_TLS,
11714 TARGET_UNWIND_TABLES_DEFAULT, TARGET_TERMINATE_DW2_EH_FRAME_INFO):
11715 Use @deftypevr rather than @deftypevar.
11717 2009-04-17 Richard Guenther <rguenther@suse.de>
11719 * tree-ssa-forwprop.c (get_prop_dest_stmt): Clean up tuplification.
11720 (get_prop_source_stmt): Likewise.
11721 (can_propagate_from): Likewise.
11723 2009-04-17 Andrew Stubbs <ams@codesourcery.com>
11725 * configure.ac: Add new AC_SUBST for TM_ENDIAN_CONFIG,
11726 TM_MULTILIB_CONFIG and TM_MULTILIB_EXCEPTIONS_CONFIG.
11727 (--with-multilib-list): Add default value.
11728 * configure: Regenerate.
11729 * Makefile.in (TM_ENDIAN_CONFIG): Define.
11730 (TM_MULTILIB_CONFIG, TM_MULTILIB_EXCEPTIONS_CONFIG): Define.
11731 * config.gcc (sh-*-*): Switch to using TM_ENDIAN_CONFIG,
11732 TM_MULTILIB_CONFIG, and TM_MULTILIB_EXCEPTIONS_CONFIG.
11733 Don't add default cpu to multilib list unnecessarily, but do enable
11734 the relevant compiler option..
11735 Add support for --with-multilib-list=<blank> and
11736 --with-multilib-list=!<somelib> to supress unwanted multilibs.
11737 * config/sh/t-sh (DEFAULT_ENDIAN, OTHER_ENDIAN): New variables.
11738 (MULTILIB_ENDIAN, MULTILIB_CPUS): Delete variables.
11739 (MULTILIB_OPTIONS): Redefine using OTHER_ENDIAN and
11740 TM_MULTILIB_CONFIG.
11741 (MULTILIB_EXCEPTIONS): Add TM_MULTILIB_EXCEPTIONS_CONFIG.
11742 (MULTILIB_OSDIRNAMES): New variable.
11743 * config/sh/t-1e: Delete file.
11744 * config/sh/t-mlib-sh1: Delete file.
11745 * config/sh/t-mlib-sh2: Delete file.
11746 * config/sh/t-mlib-sh2a: Delete file.
11747 * config/sh/t-mlib-sh2a-nofpu: Delete file.
11748 * config/sh/t-mlib-sh2a-single: Delete file.
11749 * config/sh/t-mlib-sh2a-single-only: Delete file.
11750 * config/sh/t-mlib-sh2e: Delete file.
11751 * config/sh/t-mlib-sh3e: Delete file.
11752 * config/sh/t-mlib-sh4: Delete file.
11753 * config/sh/t-mlib-sh4-nofpu: Delete file.
11754 * config/sh/t-mlib-sh4-single: Delete file.
11755 * config/sh/t-mlib-sh4-single-only: Delete file.
11756 * config/sh/t-mlib-sh4a: Delete file.
11757 * config/sh/t-mlib-sh4a-nofpu: Delete file.
11758 * config/sh/t-mlib-sh4a-single: Delete file.
11759 * config/sh/t-mlib-sh4a-single-only: Delete file.
11760 * config/sh/t-mlib-sh4al: Delete file.
11761 * config/sh/t-mlib-sh5-32media: Delete file.
11762 * config/sh/t-mlib-sh5-32media-nofpu: Delete file.
11763 * config/sh/t-mlib-sh5-64media: Delete file.
11764 * config/sh/t-mlib-sh5-64media-nofpu: Delete file.
11765 * config/sh/t-mlib-sh5-compact: Delete file.
11766 * config/sh/t-mlib-sh5-compact-nofpu: Delete file.
11767 * config/sh/t-linux: Don't override MULTILIB_EXCEPTIONS.
11768 * doc/install.texi (Options specification): Add
11769 --with-multilib-list and --with-endian.
11771 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
11773 * Makefile.in (REVISION_s): Always include quotes. Change ifdef to use
11775 (OBJS-common): Add plugin-version.o.
11776 (plugin-version.o): New.
11777 * gcc-plugin.h (plugin_gcc_version): New.
11778 (plugin_default_version_check): New.
11779 (plugin_init_func, plugin_init): Add version argument.
11780 * plugin-version.c: New.
11781 * plugin.c (str_plugin_gcc_version_name): New.
11782 (try_init_one_plugin): Read plugin_gcc_version from the plugin and
11783 pass it to the init function.
11784 (plugin_default_version_check): New.
11786 2009-04-17 Richard Guenther <rguenther@suse.de>
11788 * tree-ssa-alias.c (refs_may_alias_p_1): Do not use TBAA
11789 for decl-vs-decl disambiguation.
11791 2009-04-17 Andreas Krebbel <krebbel1@de.ibm.com>
11793 * config/s390/s390.h (s390_tune_attr): New macro definition.
11794 * config/s390/s390.md (cpu attribute): Map to s390_tune_attr.
11796 2009-04-17 Richard Guenther <rguenther@suse.de>
11798 * tree-ssa-ccp.c (struct fold_stmt_r_data): Remove.
11799 (fold_stmt_r): Likewise.
11800 (maybe_fold_reference): New function.
11801 (fold_gimple_assign): Handle cases fold_stmt_r did.
11802 (fold_stmt): Do not use fold_stmt_r.
11803 (fold_stmt_inplace): Likewise.
11805 2009-04-17 Richard Guenther <rguenther@suse.de>
11807 * tree-ssa-dom.c (gimple_assign_unary_useless_conversion_p): Remove.
11808 (record_equivalences_from_stmt): Remove useless checks and
11810 * tree-ssa-pre.c (eliminate): Avoid converting a constant if
11811 the type is already suitable.
11813 2009-04-17 Paolo Bonzini <bonzini@gnu.org>
11815 * config/sh/sh.h (FUNCTION_VALUE): Fix call to sh_promote_prototypes.
11817 2009-04-17 Uros Bizjak <ubizjak@gmail.com>
11819 * config/arm/sfp-machine.h (__gcc_CMPtype): New typedef.
11820 (CMPtype): Define as __gcc_CMPtype.
11822 2009-04-17 Aurelien Jarno <aurelien@aurel32.net>
11824 * config.gcc: Add soft-fp/t-softfp and i386/t-linux to tmake_file
11825 for i[34567]86-*-kfreebsd*-gnu*, x86_64-*-kfreebsd*-gnu*.
11827 2009-04-17 Richard Guenther <rguenther@suse.de>
11829 PR tree-optimization/39746
11830 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Remove
11831 special-casing for builtins and static variable use/def.
11832 (call_may_clobber_ref_p_1): Likewise.
11834 2009-04-16 Ian Lance Taylor <iant@google.com>
11836 * df.h: Include "timevar.h".
11837 (struct df_problem): Change tv_id field to timevar_id_t.
11838 * tree-pass.h: Include "timevar.h".
11839 (struct opt_pass): Change tv_id field to timevar_id_t.
11840 * timevar.h (timevar_id_t): Define TV_NONE.
11841 * passes.c (execute_one_ipa_transform_pass): Check for tv_id !=
11842 TV_NONE rather than tv_id != 0.
11843 (execute_one_pass): Likewise.
11844 * Makefile.in (DF_H): Add $(TIMEVAR_H).
11845 (TREE_PASS_H): Define. Change all instances of tree-pass.h in
11846 dependencies to $(TREE_PASS_H).
11847 * bt-load.c (pass_branch_target_load_optimize1): Set tv_id field
11849 (pass_branch_target_load_optimize2): Likewise.
11850 * cfglayout.c (pass_into_cfg_layout_mode): Likewise.
11851 (pass_outof_cfg_layout_mode): Likewise.
11852 * cgraphbuild.c (pass_remove_cgraph_callee_edges): Likewise.
11853 (pass_rebuild_cgraph_edges): Likewise.
11854 (pass_remove_cgraph_callee_edges): Likewise.
11855 * df-core.c (pass_df_initialize_opt): Likewise.
11856 (pass_df_initialize_no_opt): Likewise.
11857 (pass_df_finish): Likewise.
11858 * emit-rtl.c (pass_unshare_all_rtl): Likewise.
11859 * except.c (pass_set_nothrow_function_flags): Likewise.
11860 (pass_convert_to_eh_region_ranges): Likewise.
11861 * final.c (pass_compute_alignments): Likewise.
11862 * function.c (pass_instantiate_virtual_regs): Likewise.
11863 (pass_init_function): Likewise.
11864 (pass_leaf_regs): Likewise.
11865 (pass_match_asm_constraints): Likewise.
11866 * gimple-low.c (pass_lower_cf): Likewise.
11867 (pass_mark_used_blocks): Likewise.
11868 * init-regs.c (pass_initialize_regs): Likewise.
11869 * integrate.c (pass_initial_value_sets): Likewise.
11870 * ira.c (pass_ira): Likewise.
11871 * jump.c (pass_cleanup_barriers): Likewise.
11872 * omp-low.c (pass_expand_omp): Likewise.
11873 (pass_lower_omp): Likewise.
11874 * matrix-reorg.c (pass_ipa_matrix_reorg): Likewise.
11875 * recog.c (pass_split_all_insns): Likewise.
11876 (pass_split_after_reload): Likewise.
11877 (pass_split_before_regstack): Likewise.
11878 (pass_split_before_sched2): Likewise.
11879 (pass_split_for_shorten_branches): Likewise.
11880 * reginfo.c (pass_reginfo_init): Likewise.
11881 (pass_subregs_of_mode_init): Likewise.
11882 (pass_subregs_of_mode_finish): Likewise.
11883 * passes.c (pass_postreload): Likewise.
11884 * stack-ptr-mod.c (pass_stack_ptr_mod): Likewise.
11885 * tree-cfg.c (pass_remove_useless_stmts): Likewise.
11886 (pass_warn_function_return): Likewise.
11887 (pass_warn_function_noreturn): Likewise.
11888 * tree-complex.c (pass_lower_complex): Likewise.
11889 (pass_lower_complex_O0): Likewise.
11890 * tree-if-conv.c (pass_if_conversion): Likewise.
11891 * tree-into-ssa.c (pass_build_ssa): Likewise.
11892 * tree-mudflap.c (pass_mudflap_1): Likewise.
11893 (pass_mudflap_2): Likewise.
11894 * tree-nomudflap.c (pass_mudflap_1): Likewise.
11895 (pass_mudflap_2): Likewise.
11896 * tree-nrv.c (pass_return_slot): Likewise.
11897 * tree-object-size.c (pass_object_sizes): Likewise.
11898 * tree-optimize.c (pass_all_optimizations): Likewise.
11899 (pass_early_local_passes): Likewise.
11900 (pass_all_early_optimizations): Likewise.
11901 (pass_cleanup_cfg): Likewise.
11902 (pass_cleanup_cfg_post_optimizing): Likewise.
11903 (pass_free_datastructures): Likewise.
11904 (pass_free_cfg_annotations): Likewise.
11905 (pass_fixup_cfg): Likewise.
11906 (pass_init_datastructures): Likewise.
11907 * tree-ssa.c (pass_early_warn_uninitialized): Likewise.
11908 (pass_late_warn_uninitialized): Likewise.
11909 (pass_update_address_taken): Likewise.
11910 * tree-ssa-ccp.c (pass_fold_builtins): Likewise.
11911 * tree-ssa-math-opts.c (pass_cse_reciprocals): Likewise.
11912 (pass_cse_sincos): Likewise.
11913 (pass_convert_to_rsqrt): Likewise.
11914 * tree-ssa-structalias.c (pass_build_alias): Likewise.
11915 * tree-stdarg.c (pass_stdarg): Likewise.
11916 * tree-tailcall.c (pass_tail_recursion): Likewise.
11917 (pass_tail_calls): Likewise.
11918 * tree-vect-generic.c (pass_lower_vector): Likewise.
11919 (pass_lower_vector_ssa): Likewise.
11920 * tree-vectorizer.c (pass_ipa_increase_alignment): Likewise.
11922 2009-04-16 Joseph Myers <joseph@codesourcery.com>
11924 * config/mips/mips.c (mips_rtx_cost_data): Use SOFT_FP_COSTS in
11926 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC, MIPS_ARCH_FLOAT_SPEC):
11928 * config/mips/xlr.md (ir_xlr_alu): Also accept insn types move,
11929 logical and signext.
11931 2009-04-16 Kaz Kojima <kkojima@gcc.gnu.org>
11934 * config/sh/predicates.md (arith_operand): Check if the operand
11935 of TRUNCATE is a REG.
11937 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
11939 * cfgrtl.c (delete_insn_chain_and_edges): Remove.
11940 * rtl.h: Remove the prototype for delete_insn_chain_and_edges.
11942 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
11944 * tree-iterator.c (tsi_split_statement_list_after,
11945 tsi_split_statement_list_before): Remove.
11946 * tree-iterator.h: Remove the prototypes for
11947 tsi_split_statement_list_after and tsi_split_statement_list_before.
11949 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
11951 * tree-ssa-propagate.c (stmt_makes_single_load): Remove.
11952 * tree-ssa-propagate.h: Remove the prototype for
11953 stmt_makes_single_load.
11955 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
11957 * emit-rtl.c (set_mem_attrs_from_reg): Remove.
11958 * rtl.h: Remove the prototype for set_mem_attrs_from_reg.
11960 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
11962 * tree-iterator.c (EXPR_LAST_BODY): Remove.
11964 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
11966 * except.c (eh_region_outer_p): Remove.
11967 * except.h: Remove the prototype for eh_region_outer_p.
11969 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
11971 * function.c (current_function_assembler_name): Remove.
11972 * function.h: Remove the prototype for
11973 current_function_assembler_name.
11975 2009-04-16 Ian Lance Taylor <iant@google.com>
11977 * rtlanal.c (alloc_reg_note): New function, broken out of add_reg_note.
11978 (add_reg_note): Call alloc_reg_note.
11979 * rtl.h (alloc_reg_note): Declare.
11980 * combine.c (try_combine): Use alloc_reg_note.
11981 (recog_for_combine, move_deaths): Likewise.
11982 (distribute_notes): Use alloc_reg_note and add_reg_note.
11983 * haifa-sched.c (sched_create_recovery_edges): Use add_reg_note.
11984 * combine-stack-adj.c (adjust_frame_related_expr): Likewise.
11985 * reload1.c (eliminate_regs_1): Use alloc_reg_note.
11987 2009-04-16 Vladimir Makarov <vmakarov@redhat.com>
11989 PR rtl-optimization/39762
11990 * ira-int.h (ira_register_move_cost, ira_may_move_in_cost,
11991 ira_may_move_out_cost): Add comments about way of their usage.
11992 (ira_get_register_move_cost, ira_get_may_move_cost): New functions.
11994 * ira-conflicts.c (process_regs_for_copy): Use function
11995 ira_get_register_move_cost instead of global
11996 ira_register_move_cost.
11998 * ira-color.c (update_copy_costs, calculate_allocno_spill_cost,
11999 color_pass, move_spill_restore, update_curr_costs): Ditto.
12001 * ira-lives.c (process_single_reg_class_operands): Ditto.
12003 * ira-emit.c (emit_move_list): Ditto.
12005 * ira-costs.c (copy_cost): Don't call ira_init_register_move_cost.
12006 (record_reg_classes): Ditto. Use functions
12007 ira_get_register_move_cost and ira_get_may_move_cost instead of
12008 global vars ira_register_move_cost, ira_may_move_out_cost and
12009 ira_may_move_in_cost.
12010 (record_address_regs): Don't call ira_init_register_move_cost.
12011 Use function ira_get_may_move_cost instead of global
12012 ira_may_move_in_cost.
12013 (process_bb_node_for_hard_reg_moves): Use function
12014 ira_get_register_move_cost instead of global ira_register_move_cost.
12015 (ira_costs): Don't call ira_init_register_move_cost.
12017 2009-04-16 Richard Guenther <rguenther@suse.de>
12019 * tree-cfg.c (verify_gimple_assign_binary):
12020 Allow POINTER_PLUS_EXPR-like PLUS_EXPR for vectors.
12021 * ipa-struct-reorg.c (gen_size): Fold the built expressions.
12022 (create_general_new_stmt): Note that this function is broken.
12024 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
12026 * common.opt (fhelp): Add Var(help_flag).
12027 * gcc-plugin.h (plugin_info): Add help.
12028 * plugin.c (plugin_name_args): Add help.
12029 (register_plugin_info): Set plugin->help.
12030 (print_help_one_plugin): New.
12031 (print_plugins_help): New.
12032 * plugin.h (print_plugins_help): New.
12033 * toplev.c (toplev_main): Call print_plugins_help if needed.
12035 2009-04-16 Richard Guenther <rguenther@suse.de>
12037 * gimple.c (gimple_copy): Do not clear addresses_taken bitmap.
12038 (gimple_ior_addresses_taken_1): New function.
12039 (gimple_ior_addresses_taken): Likewise.
12040 * gimple.h (struct gimple_statement_with_ops_base): Remove
12041 addresses_taken member.
12042 (gimple_ior_addresses_taken): Declare.
12043 (gimple_addresses_taken, gimple_addresses_taken_ptr,
12044 gimple_set_addresses_taken): Remove.
12045 * ipa-reference.c (mark_address): New function.
12046 (scan_stmt_for_static_refs): Use it for marking addresses taken.
12047 * tree-ssa-operands.c (add_to_addressable_set): Rename to ...
12048 (mark_address_taken): ... this. Just set TREE_ADDRESSABLE.
12049 (gimple_add_to_addresses_taken): Remove.
12050 (get_tmr_operands): Call mark_address_taken.
12051 (get_asm_expr_operands): Likewise.
12052 (get_expr_operands): Likewise.
12053 (build_ssa_operands): Do not clear the addresses_taken bitmap.
12054 (free_stmt_operands): Do not free it.
12055 * tree-ssa.c (delete_tree_ssa): Likewise.
12056 (execute_update_addresses_taken): Use gimple_ior_addresses_taken.
12058 2009-04-16 Richard Guenther <rguenther@suse.de>
12060 * gimple.h (walk_stmt_load_store_addr_ops): Declare.
12061 (walk_stmt_load_store_ops): Likewise.
12062 * gimple.c (get_base_loadstore): New function.
12063 (walk_stmt_load_store_addr_ops): Likewise.
12064 (walk_stmt_load_store_ops): Likewise.
12065 * ipa-pure-const.c (check_op): Simplify.
12066 (check_load, check_store): New functions.
12067 (check_stmt): Use walk_stmt_load_store_ops.
12068 * ipa-reference.c (mark_load): Adjust signature.
12069 (mark_store): Likewise.
12070 (scan_stmt_for_static_refs): Use walk_stmt_load_store_addr_ops.
12072 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
12074 * gcc-plugin.h (plugin_event): Add PLUGIN_INFO.
12075 (plugin_info): New.
12076 * opts.c (common_handle_option): Don't call print_version.
12077 * plugin.c (plugin_name_args): Add version.
12078 (register_plugin_info): New.
12079 (register_callback): Handle PLUGIN_INFO.
12080 (try_init_one_plugin): New.
12081 (init_one_plugin): Use try_init_one_plugin. Only free plugin_name_args
12083 (finalize_one_plugin): New.
12084 (finalize_plugins): New.
12085 (print_one_plugin): New.
12086 (print_plugins_versions): New.
12087 * plugin.h (print_plugins_versions): New.
12088 (finalize_plugins): New.
12089 * toplev.c (compile_file): Don't call initialize_plugins.
12090 (print_version): Call print_plugins_versions.
12091 (toplev_main): Call initialize_plugins. Print version if needed.
12092 Call finalize_plugins.
12094 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
12096 * common.opt (fversion): New.
12097 * gcc.c (print_version): New.
12098 (process_command): Don't print the version. Just set print_version.
12099 (main): Print version. Call subprocesses if print_version and
12100 verbose_flag are set.
12101 * opts.c (common_handle_option): Handle OPT_fversion.
12103 2009-04-16 Richard Guenther <rguenther@suse.de>
12104 Ira Rosen <irar@il.ibm.com>
12106 PR tree-optimization/39698
12107 * tree-vect-loop.c (get_initial_def_for_reduction): Use the
12108 type of the reduction variable. Only generate the def if
12111 * omp-low.c (expand_omp_for_generic): When converting to a pointer
12112 make sure to first convert to an integer of the same precision.
12113 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer): Retain
12114 the type of the evolution correctly in computing the new
12115 induction variable base.
12117 2009-04-16 Richard Guenther <rguenther@suse.de>
12119 PR middle-end/39625
12120 * tree-cfg.c (make_blocks): Split statements with to-be
12121 abnormal SSA names on the lhs.
12123 2009-04-16 Paolo Bonzini <bonzini@gnu.org>
12125 * c-common.c (vector_targets_convertible_p, vector_types_convertible_p):
12126 Use TYPE_VECTOR_OPAQUE instead of targetm.vector_opaque_p.
12127 * c-typeck.c (really_start_incremental_init): Likewise.
12128 * target-def.h (TARGET_VECTOR_OPAQUE_P): Remove.
12129 (TARGET_INITIALIZER): Remove it.
12130 * target.h (struct target): Remove vector_opaque_p.
12131 * tree.c (build_opaque_vector_type): New.
12132 * tree.h (TYPE_VECTOR_OPAQUE): New.
12133 (build_opaque_vector_type): Declare.
12134 * doc/tm.texi (TARGET_VECTOR_OPAQUE_P): Remove.
12135 * config/rs6000/rs6000.c (build_opaque_vector_type,
12136 rs6000_is_vector_type, TARGET_VECTOR_OPAQUE_P): Remove.
12137 (rs6000_init_builtins): Use build_opaque_vector_type for
12138 opaque_V4SI_type_node.
12140 2009-04-15 Catherine Moore <clm@codesourcery.com>
12142 * debug.h (set_name): Declare.
12143 * dwarf2out.c (dwarf2out_set_name): Declare.
12144 (dwarf2_debug_hooks): Add set_name.
12145 (find_AT_string): New.
12146 (add_AT_string): Call find_AT_string.
12147 (dwarf2out_set_name): New.
12148 * cp/decl.c (grokdeclarator): Call set_name.
12149 * vmsdbgout.c (vmsdbg_debug_hooks): Add set_name_debug_nothing.
12150 * debug.c (do_nothing_debug_hooks): Likewise.
12151 * dbxout.c (dbx_debug_hooks): Likewise.
12152 * sdbout.c (sdb_debug_hooks): Likewise.
12154 2009-04-15 Michael Eager <eager@eagercon.com>
12156 * config/rs6000/rs6000.c (rs6000_function_value): Set function return
12157 reg for single-precision FPU.
12158 * config/rs6000/rs6000.md (movsi_internal1): Only for
12159 !TARGET_SINGLE_FPU.
12160 (movsi_internal1_single): New. Add pattern to move SI values to/from
12161 single-precision FP regs.
12163 2009-04-15 Richard Guenther <rguenther@suse.de>
12165 * omp-low.c (lower_rec_input_clauses): Build correct address
12167 (expand_omp_for_generic): Fix multiplication type.
12168 * tree-loop-distribution.c (build_size_arg): Build a size_t argument.
12169 (generate_memset_zero): Fix types.
12170 * tree-profile.c (prepare_instrumented_value): Correctly
12173 2009-04-15 Ian Lance Taylor <iant@google.com>
12175 * c.opt (Wenum-compare): Enable for C and Objc. Initialize to -1.
12176 * c-opts.c (c_common_handle_option): For C, set warn_enum_compare
12177 for -Wall and for -Wc++-compat.
12178 (c_common_post_options): For C++, set warn_enum_compare if not
12180 * c-tree.h (struct c_expr): Add field original_type.
12181 (build_external_ref): Update declaration.
12182 * c-parser.c (c_parser_braced_init): Set original_type.
12183 (c_parser_initelt): Likewise.
12184 (c_parser_expr_no_commas): Likewise.
12185 (c_parser_conditional_expression): Likewise.
12186 (c_parser_cast_expression): Likewise.
12187 (c_parser_unary_expression): Likewise. Pull setting of
12188 original_code to top of function.
12189 (c_parser_sizeof_expression): Set original_type.
12190 (c_parser_alignof_expression): Likewise.
12191 (c_parser_postfix_expression): Likewise. Pull setting of
12192 original_code to top of function.
12193 (c_parser_postfix_expression_after_paren_type): Set original_type.
12194 (c_parser_postfix_expression_after_primary): Likewise.
12195 (c_parser_expression): Likewise.
12196 * c-typeck.c (build_external_ref): Add type parameter. Change all
12198 (c_expr_sizeof_expr): Set original_type field.
12199 (parser_build_unary_op): Likewise.
12200 (parser_build_binary_op): Likewise. Optionally warn about
12201 comparisons of enums of different types.
12202 (digest_init): Set original_type field.
12203 (really_start_incremental_init): Likewise.
12204 (push_init_level, pop_init_level): Likewise.
12205 * doc/invoke.texi (Warning Options): -Wenum-compare now
12208 2009-04-15 Richard Guenther <rguenther@suse.de>
12210 * tree-ssa-pre.c (eliminate): When replacing a PHI node carry
12211 out a necessary conversion.
12212 * tree-ssa-sccvn.c (run_scc_vn): Also assign value-ids to
12213 names we didn't value number.
12214 * tree-mudflap.c (mf_build_check_statement_for): Use correct types.
12216 2009-04-15 Richard Guenther <rguenther@suse.de>
12218 PR tree-optimization/39764
12219 * tree-ssa-ccp.c (get_value): Canonicalize value with
12220 canonicalize_float_value.
12222 2009-04-15 Jan Hubicka <jh@suse.cz>
12224 * builtins.def (va_start, va_end, va_copy): Fix my previous commit.
12225 Wrong version of patch.
12227 2009-04-15 Jan Hubicka <jh@suse.cz>
12229 * builtins.def (va_start, va_end, va_copy): Mark nothrow.
12231 2009-04-15 Nathan Sidwell <nathan@codesourcery.com>
12233 * config/rs6000/rs6000.c (rs6000_init_builtins): Set TYPE_NAME of
12234 our distinct integral and vector types.
12236 2009-04-15 Rafael Avila de Espindola <espindola@google.com>
12238 * class.c (build_vtbl_ref_1): Remove call to assemble_external.
12239 * init.c (build_vtbl_address): Remove call to assemble_external.
12241 2009-04-14 Daniel Jacobowitz <dan@codesourcery.com>
12243 * config/rs6000/rs6000.c (rs6000_dwarf_register_span): Fix debug
12244 output for other floating point modes.
12246 2009-04-14 Diego Novillo <dnovillo@google.com>
12248 * diagnostic.c (diagnostic_report_diagnostic): Do not
12249 warn about loaded plugins for DK_ERROR and DK_WARNING.
12250 * c-decl.c (declspecs_add_type): Move call to
12251 invoke_plugin_callbacks ...
12252 * c-parser.c (c_parser_declspecs): ... here.
12253 * plugin.c (dump_active_plugins): Tidy output.
12255 2009-04-14 Diego Novillo <dnovillo@google.com>
12256 Le-Chun Wu <lcwu@google.com>
12258 * configure.ac: Add --enable-plugin support.
12259 Define ENABLE_PLUGIN and PLUGINLIBS when specified.
12260 * Makefile.in (PLUGIN_H): Define.
12261 Export ENABLE_PLUGIN and GMPINC to site.exp.
12262 Add PLUGINLIBS to link command.
12263 Add/modify dependencies for plugin.o and files including plugin.h.
12265 * config.in: Regenerate.
12267 * opts.c (common_handle_option): Handle OPT_fplugin_ and
12270 2009-04-14 Le-Chun Wu <lcwu@google.com>
12272 * tree-pass.h (register_one_dump_file): Add a prototype for
12273 register_one_dump_file.
12274 * toplev.c (compile_file): Call initialize_plugins.
12275 (do_compile): Call invoke_plugin_callbacks.
12276 (toplev_main): Call invoke_plugin_callbacks.
12277 * common.opt: Add -fplugin= and -fplugin-arg-.
12278 * gcc-plugin.h: New public header file for plugins to include.
12279 * plugin.c: New source file.
12280 * plugin.h: New internal header file.
12281 * passes.c (register_one_dump_file): Make it external.
12283 * c-parser.c (c_parser_declspecs): Call invoke_plugin_callbacks.
12285 2009-04-14 Diego Novillo <dnovillo@google.com>
12287 * doc/plugins.texi: New.
12288 * doc/gccint.texi: Add reference to Plugins chapter.
12289 * doc/invoke.texi: Document -fplugin and -fplugin-arg
12290 * diagnostic.c (diagnostic_report_diagnostic): Warn about
12291 loaded plugins, if any.
12292 * timevar.def (TV_PLUGIN_INIT): Define.
12293 (TV_PLUGIN_RUN): Define.
12294 * plugin.c: Include timevar.h
12295 (plugins_active_p): New.
12296 (dump_active_plugins): New.
12297 (debug_active_plugins): New.
12299 2009-04-14 Joseph Myers <joseph@codesourcery.com>
12301 * config/sol2.h (LINK_ARCH32_SPEC_BASE): Use %R with absolute
12303 * config/sparc/sol2-bi.h (LINK_ARCH64_SPEC_BASE): Likewise.
12305 2009-04-14 Kazu Hirata <kazu@codesourcery.com>
12307 * config/arm/arm.c (arm_rtx_costs_1): Treat a minus with a shift
12308 the same as a minus without a shift.
12310 2009-04-14 Nick Clifton <nickc@redhat.com>
12312 * config/stormy16/stormy16.md (ineqbranch_1): Do not assume that
12313 comparisons with small integers will always produce a short
12316 2009-04-14 Rafael Avila de Espindola <espindola@google.com>
12319 2008-12-19 Diego Novillo <dnovillo@google.com>
12321 * cgraph.c (dump_cgraph_node): Show memory address of NODE.
12323 2009-04-14 Richard Guenther <rguenther@suse.de>
12325 * tree-cfg.c (verify_gimple_assign_unary): Adjust vector code
12327 (verify_gimple_assign_binary): Likewise. Handle shifts and
12329 (verify_gimple_phi): Print the mismatched argument position.
12330 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
12332 (vect_update_init_of_dr): Likewise.
12333 * matrix-reorg.c (transform_access_sites): Do what the
12335 * omp-low.c (expand_omp_atomic_pipeline): Use the correct types.
12337 2009-04-13 Michael Eager <eager@eagercon.com>
12339 * config/rs6000/rs6000-c.c: generate defines if rs6000_xilinx_fpu:
12340 _XFPU, _XFPU_SP_LITE, _XFPU_SP_FULL, _XFPU_DP_LITE, _XFPU_DP_FULL
12341 * config/rs6000/xilinx.h: New. Spec for powerpc-xilinx-eabi
12342 * config.gcc (powerpc-xilinx-eabi): add xilinx.h to tm_file,
12343 remove duplicate config
12345 2009-04-13 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
12347 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Dump
12348 file_name:line_number type locator of the call site.
12350 2009-04-13 Vladimir Makarov <vmakarov@redhat.com>
12352 * genautomata.c: Put blank after comma.
12353 (automaton_decls): New.
12354 (struct unit_usage): Add comments to member next.
12355 (store_alt_unit_usage): Keep the list ordered.
12356 (unit_present_on_list_p, equal_alternatives_p): New.
12357 (check_regexp_units_distribution): Check units distribution
12358 correctness correctly.
12359 (main): Don't write automata if error is found. Return correct
12362 * config/m68k/cf.md (cfv4_ds): Remove.
12363 (cfv4_pOEP1, cfv4_sOEP1, cfv4_pOEP2,cfv4_sOEP2, cfv4_pOEP3,
12364 cfv4_sOEP3): Assign to cfv4_oep instead of cfv4_ds.
12366 * config/rs6000/power4.md (lsuq_power4, iq_power4, fpq_power4,
12367 power4-load-ext, power4-store, power4-store-update,
12368 power4-fpstore, power4-fpstore-update, power4-two, power4-three,
12369 power4-insert, power4-compare, power4-lmul-cmp, power4-imul-cmp,
12370 power4-lmul, , power4-imul, power4-imul3, power4-sdiv,
12371 power4-sqrt, power4-isync): Modify reservation to make correct
12372 unit distribution to automata.
12374 * config/rs6000/power5.md (iq_power5, fpq_power5, power5-store,
12375 power5-store-update, power5-two, power5-three, power5-lmul,
12376 power5-imul, power5-imul3, power5-sdiv, power5-sqrt): Ditto.
12378 2009-04-13 Adam Nemet <anemet@caviumnetworks.com>
12380 * except.c (pass_set_nothrow_function_flags): Set name and add
12382 (set_nothrow_function_flags): Mention in the dump file when
12383 changing a function to nothrow.
12385 2009-04-13 Ozkan Sezer <sezeroz@gmail.com>
12388 * gbl-ctors.h (DO_GLOBAL_CTORS_BODY): Use __SIZE_TYPE__
12389 instead of unsigned long.
12391 2009-04-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
12393 * config/arm/arm.c (return_used_this_function): Remove.
12394 (arm_output_function_prologue): Remove use of
12395 return_used_this_function.
12396 (output_return_instruction): Replace use of
12397 return_used_this_function
12398 by cfun->machine->return_used_this_function.
12399 (arm_output_epilogue): Likewise.
12400 (arm_output_function_epilogue): Likewise.
12401 (thumb_unexpanded_epilogue): Likewise.
12402 * config/arm/arm.h (struct machine_function):
12403 New member return_used_this_function.
12405 2009-04-12 Mark Mitchell <mark@codesourcery.com>
12407 * doc/install.texi: Correct description of default directory for
12408 --with-gxx-include-dir.
12410 2009-04-12 Eric Botcazou <ebotcazou@adacore.com>
12412 * fold-const.c (build_range_check): Properly deal with enumeral and
12413 boolean base types.
12415 2009-04-12 Steven Bosscher <steven@gcc.gnu.org>
12417 * doc/invoke.texi (max_gcse_passes): Remove documentation.
12418 * params.def (PARAM_MAX_GCSE_PASSES): Remove.
12419 * params.h (MAX_GCSE_PASSES): Remove.
12420 * gcse.c (gcse_main): Run CPROP1, PRE or HOIST, and CPROP2
12421 in sequence. Remove ability to run multiple passes.
12422 (bypass_jumps): Report run as third CPROP pass.
12424 2009-04-12 Adam Nemet <anemet@caviumnetworks.com>
12426 PR middle-end/39651
12427 * except.c (can_throw_external): Look at each insn in a SEQUENCE
12428 when deciding whether the whole SEQUENCE can throw.
12430 2009-04-12 Uros Bizjak <ubizjak@gmail.com>
12433 * config/alpha/predicates.md (local_symbolic_operand): Return 1 for
12434 offseted label references.
12436 2009-04-11 Jan Hubicka <jh@suse.cz>
12438 * tree-ssa-pre.c (eliminate): Fix call of update_stmt.
12440 2009-04-11 Richard Guenther <rguenther@suse.de>
12442 PR middle-end/39732
12443 * tree-inline.c (declare_return_variable): Mark DECL_BY_REFERENCE
12444 return variables as TREE_ADDRESSABLE.
12446 2009-04-11 Richard Guenther <rguenther@suse.de>
12448 PR tree-optimization/39713
12449 * tree-ssa-sccvn.c (vn_get_expr_for): Make sure built
12450 reference trees have SSA_NAME operands.
12452 2009-04-11 Richard Guenther <rguenther@suse.de>
12455 * c-gimplify.c (c_gimplify_expr): Adjust check for mismatched
12456 address expressions.
12458 2009-04-11 Dave Korn <dave.korn.cygwin@gmail.com>
12460 * config/i386/cygwin-stdint.h (INT_LEAST32_TYPE): Update to
12461 match changes in Cygwin 1.7
12462 (UINT_LEAST32_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE,
12463 UINT_FAST16_TYPE, UINT_FAST32_TYPE): Likewise.
12465 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
12467 PR tree-optimization/39701
12468 * doc/invoke.texi (Optimization Options): Document change in
12469 meaning and initialization of -fdelete-null-pointer-checks.
12471 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
12473 PR middle-end/39701
12474 * common.opt (-fdelete-null-pointer-checks): Initialize to 1.
12476 * opts.c (decode_options): Don't set flag_delete_null_pointer_checks
12479 * doc/invoke.texi: Update -fdelete-null-pointer-checks.
12481 2009-04-10 Chao-ying Fu <fu@mips.com>
12483 * doc/tm.texi (Instruction Output): Document
12484 TARGET_ASM_FINAL_POSTSCAN_INSN.
12485 * target.h (final_postscan_insn): New field in asm_out.
12486 * target-def.h (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
12487 (TARGET_ASM_OUT): Add TARGET_ASM_FINAL_POSTSCAN_INSN.
12488 * final.c (final_scan_insn): Call
12489 targetm.asm_out.final_postscan_insn after outputting
12490 an asm macro and a normal instruction.
12492 * config/mips/mips.h (FINAL_PRESCAN_INSN): New define.
12493 * config/mips/mips-protos.h (mips_final_prescan_insn): Declare.
12494 * config/mips/mips.c (mips_at_reg_p): New for_each_rtx callback.
12495 (mips_final_prescan_insn, mips_final_postscan_insn): New functions.
12496 (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
12498 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
12500 PR middle-end/39701
12501 * fold-const.c (tree_single_nonzero_warnv_p): Pass non-static
12502 variables as non-NULL even with -fdelete-null-pointer-checks.
12504 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
12506 * config/rs6000/darwin-vecsave.asm: Remove extra "*/".
12508 2009-04-09 H.J. Lu <hongjiu.lu@intel.com>
12511 * config/i386/i386.c (classify_argument): Handle SCmode with
12512 (bit_offset % 64) != 0.
12514 2009-04-09 Sandra Loosemore <sandra@codesourcery.com>
12516 * doc/invoke.texi (Optimize Options): Add cross-reference to
12517 -Q --help=optimizers examples.
12519 2009-04-10 Ben Elliston <bje@au.ibm.com>
12522 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Do not set
12523 regalign for the reg == fpr and TDmode case.
12525 2009-04-09 David Ayers <ayers@fsfe.org>
12528 * objc/objc-act.c (warn_with_method): Remove helper function.
12529 (check_duplicates): Call warning and inform directly.
12530 (really_start_method): Likewise.
12532 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
12534 * expmed.c (expand_divmod): Always use a comparison for a division
12535 by a large unsigned integer.
12537 * fold-const.c (tree_single_nonzero_warnv_p): Always treat decls
12538 for things others than variables or functions as nonzero.
12540 2009-04-09 Nick Clifton <nickc@redhat.com>
12542 * unwind-compat.c: Change copyright header to refer to version
12543 3 of the GNU General Public License with version 3.1 of the
12544 GCC Runtime Library Exception and to point readers at the
12545 COPYING3 and COPYING3.RUNTIME files and the FSF's license web page.
12546 * config/alpha/crtfastmath.c: Likewise.
12547 * config/alpha/linux-unwind.h: Likewise.
12548 * config/alpha/qrnnd.asm: Likewise.
12549 * config/alpha/vms-crt0-64.c: Likewise.
12550 * config/alpha/vms-crt0.c: Likewise.
12551 * config/alpha/vms-dwarf2.asm: Likewise.
12552 * config/alpha/vms-dwarf2eh.asm: Likewise.
12553 * config/alpha/vms-psxcrt0-64.c: Likewise.
12554 * config/alpha/vms-psxcrt0.c: Likewise.
12555 * config/alpha/vms_tramp.asm: Likewise.
12556 * config/arc/initfini.c: Likewise.
12557 * config/arc/lib1funcs.asm: Likewise.
12558 * config/arm/bpabi-v6m.S: Likewise.
12559 * config/arm/bpabi.S: Likewise.
12560 * config/arm/bpabi.c: Likewise.
12561 * config/arm/crti.asm: Likewise.
12562 * config/arm/crtn.asm: Likewise.
12563 * config/arm/ieee754-df.S: Likewise.
12564 * config/arm/ieee754-sf.S: Likewise.
12565 * config/arm/lib1funcs.asm: Likewise.
12566 * config/arm/libunwind.S: Likewise.
12567 * config/arm/linux-atomic.c: Likewise.
12568 * config/arm/mmintrin.h: Likewise.
12569 * config/arm/pr-support.c: Likewise.
12570 * config/arm/unaligned-funcs.c: Likewise.
12571 * config/arm/unwind-arm.c: Likewise.
12572 * config/arm/unwind-arm.h: Likewise.
12573 * config/avr/libgcc.S: Likewise.
12574 * config/bfin/crti.s: Likewise.
12575 * config/bfin/crtlibid.s: Likewise.
12576 * config/bfin/crtn.s: Likewise.
12577 * config/bfin/lib1funcs.asm: Likewise.
12578 * config/bfin/linux-unwind.h: Likewise.
12579 * config/cris/arit.c: Likewise.
12580 * config/cris/cris_abi_symbol.c: Likewise.
12581 * config/darwin-64.c: Likewise.
12582 * config/darwin-crt2.c: Likewise.
12583 * config/darwin-crt3.c: Likewise.
12584 * config/darwin.h: Likewise.
12585 * config/dbxelf.h: Likewise.
12586 * config/dfp-bit.c: Likewise.
12587 * config/dfp-bit.h: Likewise.
12588 * config/elfos.h: Likewise.
12589 * config/fixed-bit.c: Likewise.
12590 * config/fixed-bit.h: Likewise.
12591 * config/fp-bit.c: Likewise.
12592 * config/fp-bit.h: Likewise.
12593 * config/fr30/crti.asm: Likewise.
12594 * config/fr30/crtn.asm: Likewise.
12595 * config/fr30/lib1funcs.asm: Likewise.
12596 * config/freebsd-spec.h: Likewise.
12597 * config/frv/cmovd.c: Likewise.
12598 * config/frv/cmovh.c: Likewise.
12599 * config/frv/cmovw.c: Likewise.
12600 * config/frv/frvbegin.c: Likewise.
12601 * config/frv/frvend.c: Likewise.
12602 * config/frv/lib1funcs.asm: Likewise.
12603 * config/glibc-stdint.h: Likewise.
12604 * config/h8300/clzhi2.c: Likewise.
12605 * config/h8300/crti.asm: Likewise.
12606 * config/h8300/crtn.asm: Likewise.
12607 * config/h8300/ctzhi2.c: Likewise.
12608 * config/h8300/fixunssfsi.c: Likewise.
12609 * config/h8300/lib1funcs.asm: Likewise.
12610 * config/h8300/parityhi2.c: Likewise.
12611 * config/h8300/popcounthi2.c: Likewise.
12612 * config/i386/ammintrin.h: Likewise.
12613 * config/i386/att.h: Likewise.
12614 * config/i386/avxintrin.h: Likewise.
12615 * config/i386/biarch64.h: Likewise.
12616 * config/i386/bmmintrin.h: Likewise.
12617 * config/i386/cpuid.h: Likewise.
12618 * config/i386/cross-stdarg.h: Likewise.
12619 * config/i386/crtfastmath.c: Likewise.
12620 * config/i386/crtprec.c: Likewise.
12621 * config/i386/cygming-crtbegin.c: Likewise.
12622 * config/i386/cygming-crtend.c: Likewise.
12623 * config/i386/cygwin.asm: Likewise.
12624 * config/i386/emmintrin.h: Likewise.
12625 * config/i386/gmm_malloc.h: Likewise.
12626 * config/i386/gthr-win32.c: Likewise.
12627 * config/i386/i386.h: Likewise.
12628 * config/i386/immintrin.h: Likewise.
12629 * config/i386/linux-unwind.h: Likewise.
12630 * config/i386/linux64.h: Likewise.
12631 * config/i386/mm3dnow.h: Likewise.
12632 * config/i386/mmintrin-common.h: Likewise.
12633 * config/i386/mmintrin.h: Likewise.
12634 * config/i386/nmmintrin.h: Likewise.
12635 * config/i386/pmm_malloc.h: Likewise.
12636 * config/i386/pmmintrin.h: Likewise.
12637 * config/i386/smmintrin.h: Likewise.
12638 * config/i386/sol2-c1.asm: Likewise.
12639 * config/i386/sol2-ci.asm: Likewise.
12640 * config/i386/sol2-cn.asm: Likewise.
12641 * config/i386/sol2-gc1.asm: Likewise.
12642 * config/i386/tmmintrin.h: Likewise.
12643 * config/i386/unix.h: Likewise.
12644 * config/i386/w32-unwind.h: Likewise.
12645 * config/i386/wmmintrin.h: Likewise.
12646 * config/i386/x86-64.h: Likewise.
12647 * config/i386/x86intrin.h: Likewise.
12648 * config/i386/xmmintrin.h: Likewise.
12649 * config/ia64/crtbegin.asm: Likewise.
12650 * config/ia64/crtend.asm: Likewise.
12651 * config/ia64/crtfastmath.c: Likewise.
12652 * config/ia64/crti.asm: Likewise.
12653 * config/ia64/crtn.asm: Likewise.
12654 * config/ia64/fde-glibc.c: Likewise.
12655 * config/ia64/lib1funcs.asm: Likewise.
12656 * config/ia64/linux-unwind.h: Likewise.
12657 * config/ia64/quadlib.c: Likewise.
12658 * config/ia64/unwind-ia64.c: Likewise.
12659 * config/linux.h: Likewise.
12660 * config/m32c/m32c-lib1.S: Likewise.
12661 * config/m32c/m32c-lib2-trapv.c: Likewise.
12662 * config/m32c/m32c-lib2.c: Likewise.
12663 * config/m32r/initfini.c: Likewise.
12664 * config/m68hc11/larith.asm: Likewise.
12665 * config/m68hc11/m68hc11-crt0.S: Likewise.
12666 * config/m68k/cf.md: Likewise.
12667 * config/m68k/crti.s: Likewise.
12668 * config/m68k/crtn.s: Likewise.
12669 * config/m68k/lb1sf68.asm: Likewise.
12670 * config/m68k/linux-unwind.h: Likewise.
12671 * config/mcore/crti.asm: Likewise.
12672 * config/mcore/crtn.asm: Likewise.
12673 * config/mcore/lib1.asm: Likewise.
12674 * config/mips/linux-unwind.h: Likewise.
12675 * config/mips/loongson.h: Likewise.
12676 * config/mips/mips16.S: Likewise.
12677 * config/mmix/crti.asm: Likewise.
12678 * config/mmix/crtn.asm: Likewise.
12679 * config/pa/fptr.c: Likewise.
12680 * config/pa/hpux-unwind.h: Likewise.
12681 * config/pa/lib2funcs.asm: Likewise.
12682 * config/pa/linux-atomic.c: Likewise.
12683 * config/pa/linux-unwind.h: Likewise.
12684 * config/pa/milli64.S: Likewise.
12685 * config/pa/quadlib.c: Likewise.
12686 * config/pa/stublib.c: Likewise.
12687 * config/picochip/libgccExtras/adddi3.asm: Likewise.
12688 * config/picochip/libgccExtras/ashlsi3.asm: Likewise.
12689 * config/picochip/libgccExtras/ashlsi3.c: Likewise.
12690 * config/picochip/libgccExtras/ashrsi3.asm: Likewise.
12691 * config/picochip/libgccExtras/ashrsi3.c: Likewise.
12692 * config/picochip/libgccExtras/cmpsi2.asm: Likewise.
12693 * config/picochip/libgccExtras/divmod15.asm: Likewise.
12694 * config/picochip/libgccExtras/divmodhi4.asm: Likewise.
12695 * config/picochip/libgccExtras/divmodsi4.asm: Likewise.
12696 * config/picochip/libgccExtras/longjmp.asm: Likewise.
12697 * config/picochip/libgccExtras/lshrsi3.asm: Likewise.
12698 * config/picochip/libgccExtras/lshrsi3.c: Likewise.
12699 * config/picochip/libgccExtras/parityhi2.asm: Likewise.
12700 * config/picochip/libgccExtras/popcounthi2.asm: Likewise.
12701 * config/picochip/libgccExtras/setjmp.asm: Likewise.
12702 * config/picochip/libgccExtras/subdi3.asm: Likewise.
12703 * config/picochip/libgccExtras/ucmpsi2.asm: Likewise.
12704 * config/picochip/libgccExtras/udivmodhi4.asm: Likewise.
12705 * config/picochip/libgccExtras/udivmodsi4.asm: Likewise.
12706 * config/rs6000/750cl.h: Likewise.
12707 * config/rs6000/altivec.h: Likewise.
12708 * config/rs6000/biarch64.h: Likewise.
12709 * config/rs6000/crtresfpr.asm: Likewise.
12710 * config/rs6000/crtresgpr.asm: Likewise.
12711 * config/rs6000/crtresxfpr.asm: Likewise.
12712 * config/rs6000/crtresxgpr.asm: Likewise.
12713 * config/rs6000/crtsavfpr.asm: Likewise.
12714 * config/rs6000/crtsavgpr.asm: Likewise.
12715 * config/rs6000/darwin-asm.h: Likewise.
12716 * config/rs6000/darwin-fallback.c: Likewise.
12717 * config/rs6000/darwin-fpsave.asm: Likewise.
12718 * config/rs6000/darwin-ldouble.c: Likewise.
12719 * config/rs6000/darwin-tramp.asm: Likewise.
12720 * config/rs6000/darwin-unwind.h: Likewise.
12721 * config/rs6000/darwin-vecsave.asm: Likewise.
12722 * config/rs6000/darwin-world.asm: Likewise.
12723 * config/rs6000/e500crtres32gpr.asm: Likewise.
12724 * config/rs6000/e500crtres64gpr.asm: Likewise.
12725 * config/rs6000/e500crtres64gprctr.asm: Likewise.
12726 * config/rs6000/e500crtrest32gpr.asm: Likewise.
12727 * config/rs6000/e500crtrest64gpr.asm: Likewise.
12728 * config/rs6000/e500crtresx32gpr.asm: Likewise.
12729 * config/rs6000/e500crtresx64gpr.asm: Likewise.
12730 * config/rs6000/e500crtsav32gpr.asm: Likewise.
12731 * config/rs6000/e500crtsav64gpr.asm: Likewise.
12732 * config/rs6000/e500crtsav64gprctr.asm: Likewise.
12733 * config/rs6000/e500crtsavg32gpr.asm: Likewise.
12734 * config/rs6000/e500crtsavg64gpr.asm: Likewise.
12735 * config/rs6000/e500crtsavg64gprctr.asm: Likewise.
12736 * config/rs6000/eabi-ci.asm: Likewise.
12737 * config/rs6000/eabi-cn.asm: Likewise.
12738 * config/rs6000/eabi.asm: Likewise.
12739 * config/rs6000/linux-unwind.h: Likewise.
12740 * config/rs6000/linux64.h: Likewise.
12741 * config/rs6000/paired.h: Likewise.
12742 * config/rs6000/paired.md: Likewise.
12743 * config/rs6000/ppc64-fp.c: Likewise.
12744 * config/rs6000/ppu_intrinsics.h: Likewise.
12745 * config/rs6000/rs6000.h: Likewise.
12746 * config/rs6000/si2vmx.h: Likewise.
12747 * config/rs6000/sol-ci.asm: Likewise.
12748 * config/rs6000/sol-cn.asm: Likewise.
12749 * config/rs6000/spe.h: Likewise.
12750 * config/rs6000/spu2vmx.h: Likewise.
12751 * config/rs6000/sysv4.h: Likewise.
12752 * config/rs6000/tramp.asm: Likewise.
12753 * config/rs6000/vec_types.h: Likewise.
12754 * config/s390/linux-unwind.h: Likewise.
12755 * config/s390/tpf-unwind.h: Likewise.
12756 * config/score/crti.asm: Likewise.
12757 * config/score/crtn.asm: Likewise.
12758 * config/sh/crt1.asm: Likewise.
12759 * config/sh/crti.asm: Likewise.
12760 * config/sh/crtn.asm: Likewise.
12761 * config/sh/divtab-sh4-300.c: Likewise.
12762 * config/sh/divtab-sh4.c: Likewise.
12763 * config/sh/divtab.c: Likewise.
12764 * config/sh/lib1funcs-4-300.asm: Likewise.
12765 * config/sh/lib1funcs-Os-4-200.asm: Likewise.
12766 * config/sh/lib1funcs.asm: Likewise.
12767 * config/sh/lib1funcs.h: Likewise.
12768 * config/sh/linux-atomic.asm: Likewise.
12769 * config/sh/linux-unwind.h: Likewise.
12770 * config/sh/shmedia.h: Likewise.
12771 * config/sh/sshmedia.h: Likewise.
12772 * config/sh/ushmedia.h: Likewise.
12773 * config/sparc/crtfastmath.c: Likewise.
12774 * config/sparc/linux-unwind.h: Likewise.
12775 * config/sparc/sol2-c1.asm: Likewise.
12776 * config/sparc/sol2-ci.asm: Likewise.
12777 * config/sparc/sol2-cn.asm: Likewise.
12778 * config/spu/divmodti4.c: Likewise.
12779 * config/spu/divv2df3.c: Likewise.
12780 * config/spu/float_disf.c: Likewise.
12781 * config/spu/float_unsdidf.c: Likewise.
12782 * config/spu/float_unsdisf.c: Likewise.
12783 * config/spu/float_unssidf.c: Likewise.
12784 * config/spu/mfc_multi_tag_release.c: Likewise.
12785 * config/spu/mfc_multi_tag_reserve.c: Likewise.
12786 * config/spu/mfc_tag_release.c: Likewise.
12787 * config/spu/mfc_tag_reserve.c: Likewise.
12788 * config/spu/mfc_tag_table.c: Likewise.
12789 * config/spu/multi3.c: Likewise.
12790 * config/spu/spu_internals.h: Likewise.
12791 * config/spu/spu_intrinsics.h: Likewise.
12792 * config/spu/spu_mfcio.h: Likewise.
12793 * config/spu/vec_types.h: Likewise.
12794 * config/spu/vmx2spu.h: Likewise.
12795 * config/stormy16/stormy16-lib2.c: Likewise.
12796 * config/svr4.h: Likewise.
12797 * config/sync.c: Likewise.
12798 * config/v850/lib1funcs.asm: Likewise.
12799 * config/vxlib-tls.c: Likewise.
12800 * config/vxlib.c: Likewise.
12801 * config/vxworks-dummy.h: Likewise.
12802 * config/xtensa/crti.asm: Likewise.
12803 * config/xtensa/crtn.asm: Likewise.
12804 * config/xtensa/ieee754-df.S: Likewise.
12805 * config/xtensa/ieee754-sf.S: Likewise.
12806 * config/xtensa/lib1funcs.asm: Likewise.
12807 * config/xtensa/lib2funcs.S: Likewise.
12808 * config/xtensa/linux-unwind.h: Likewise.
12809 * config/xtensa/unwind-dw2-xtensa.c: Likewise.
12810 * config/xtensa/unwind-dw2-xtensa.h: Likewise.
12811 * coretypes.h: Likewise.
12812 * crtstuff.c: Likewise.
12813 * defaults.h: Likewise.
12814 * dwarf2.h: Likewise.
12815 * emutls.c: Likewise.
12816 * gbl-ctors.h: Likewise.
12817 * gcov-io.h: Likewise.
12818 * ginclude/float.h: Likewise.
12819 * ginclude/iso646.h: Likewise.
12820 * ginclude/stdarg.h: Likewise.
12821 * ginclude/stdbool.h: Likewise.
12822 * ginclude/stddef.h: Likewise.
12823 * ginclude/stdfix.h: Likewise.
12824 * ginclude/stdint-gcc.h: Likewise.
12825 * ginclude/tgmath.h: Likewise.
12826 * gthr-aix.h: Likewise.
12827 * gthr-dce.h: Likewise.
12828 * gthr-gnat.c: Likewise.
12829 * gthr-gnat.h: Likewise.
12830 * gthr-lynx.h: Likewise.
12831 * gthr-mipssde.h: Likewise.
12832 * gthr-nks.h: Likewise.
12833 * gthr-posix.c: Likewise.
12834 * gthr-posix.h: Likewise.
12835 * gthr-posix95.h: Likewise.
12836 * gthr-rtems.h: Likewise.
12837 * gthr-single.h: Likewise.
12838 * gthr-solaris.h: Likewise.
12839 * gthr-tpf.h: Likewise.
12840 * gthr-vxworks.h: Likewise.
12841 * gthr-win32.h: Likewise.
12842 * gthr.h: Likewise.
12843 * libgcc2.c: Likewise.
12844 * libgcc2.h: Likewise.
12845 * libgcov.c: Likewise.
12846 * tsystem.h: Likewise.
12847 * typeclass.h: Likewise.
12848 * unwind-c.c: Likewise.
12849 * unwind-compat.h: Likewise.
12850 * unwind-dw2-fde-compat.c: Likewise.
12851 * unwind-dw2-fde-darwin.c: Likewise.
12852 * unwind-dw2-fde-glibc.c: Likewise.
12853 * unwind-dw2-fde.c: Likewise.
12854 * unwind-dw2-fde.h: Likewise.
12855 * unwind-dw2.c: Likewise.
12856 * unwind-dw2.h: Likewise.
12857 * unwind-generic.h: Likewise.
12858 * unwind-pe.h: Likewise.
12859 * unwind-sjlj.c: Likewise.
12860 * unwind.inc: Likewise.
12861 * config/arm/neon-gen.ml: Change generated copyright header to
12862 refer to version 3 of the GNU General Public License with
12863 version 3.1 of the GCC Runtime Library Exception and to point
12864 readers at the COPYING3 and COPYING3.RUNTIME files and the
12865 FSF's license web page.
12866 * config/arm/arm_neon.h: Regenerate.
12868 2009-04-09 Jakub Jelinek <jakub@redhat.com>
12870 * config/cris/cris.md: Change copyright header to refer to version
12871 3 of the GNU General Public License.
12872 * doc/install.texi2html: Change copyright header to refer to version
12873 3 of the GNU General Public License and to point readers at the
12874 COPYING3 file and the FSF's license web page.
12875 * config/vax/linux.h: Likewise.
12877 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
12879 * config/i386/i386.md (cmpcc): New.
12880 * config/i386/sync.md (sync_compare_and_swap*): Set FLAGS_REG.
12881 (sync_compare_and_swap_cc*): Delete.
12883 * config/s390/s390.c (s390_compare_emitted): Remove.
12884 (s390_emit_compare): Handle MODE_CC s390_compare_op0 like
12885 s390_compare_emitted used to be handled. Assert that modes match.
12886 (s390_emit_compare_and_swap): Use s390_emit_compare, do not
12887 refer to sync_compare_and_swap_ccsi.
12888 * config/s390/s390.h (s390_compare_emitted): Remove.
12889 * config/s390/s390.md (seq): Look for MODE_CC s390_compare_op0
12890 instead of s390_compare_emitted.
12891 (stack_protect_test, sync_compare_and_swap_cc): Set s390_compare_op0
12892 instead of s390_compare_emitted.
12893 * config/s390/s390.md (cmpcc): New.
12894 (sync_compare_and_swapqi, sync_compare_and_swaphi): Clobber
12895 CC_REGNUM, do not pretend it's set.
12896 (sync_compare_and_swap_cc*): Delete.
12897 * config/s390/predicates.md (cc_reg_operand): New.
12899 * expr.c (sync_compare_and_swap_cc): Delete.
12900 * optabs.h (sync_compare_and_swap_cc): Delete.
12901 * optabs.c (prepare_cmp_insn): Ignore which specific CCmode
12902 is being used with can_compare_p.
12903 (emit_cmp_and_jump_insn_1): Likewise when looking in the optab.
12904 (find_cc_set): New.
12905 (expand_bool_compare_and_swap): Do not use sync_compare_and_swap_cc,
12906 look for a MODE_CC set instead. Use emit_store_flag.
12907 (expand_compare_and_swap_loop): Likewise, with some additional
12908 complication to avoid a force_reg when useless. Use
12909 emit_cmp_and_jump_insns.
12910 * genopinit.c (optabs): Delete sync_compare_and_swap_cc.
12911 * doc/md.texi (sync_compare_and_swap_cc): Merge with
12912 sync_compare_and_swap documentation.
12914 2009-04-09 Jan Hubicka <jh@suse.cz>
12916 * except.c (find_prev_try): Break out from ....
12917 (duplicate_eh_regions): ... here; properly update prev_try pointers
12918 when duplication part of tree.
12919 (dump_eh_tree): Improve dumping.
12920 (verify_eh_region): New.
12921 (verify_eh_tree): Use it.
12923 2009-04-06 Richard Guenther <rguenther@suse.de>
12925 * c-gimplify.c (c_gimplify_expr): Fix the invalid GENERIC
12926 &ARRAY addresses by adjusting their types and prepending
12928 * tree-cfg.c (verify_gimple_assign_single): Verify that
12929 addresses are correct.
12931 2009-04-09 Richard Guenther <rguenther@suse.de>
12933 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Move non-constant
12934 indices into an array reference if possible.
12935 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
12936 Fold POINTER_PLUS_EXPR statements with invariant address.
12938 2009-04-09 Alan Modra <amodra@bigpond.net.au>
12941 * config.gcc (powerpc64-*-linux*): Always build biarch.
12943 2009-04-09 Joseph Myers <joseph@codesourcery.com>
12946 * c-typeck.c (do_case): If case label is not an INTEGER_CST, fold
12947 it and pedwarn if this results in an INTEGER_CST.
12949 2009-04-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12951 * doc/install.texi: Update minimum GMP version. Remove obsolete
12952 text in MPFR section.
12954 2009-04-08 Jakub Jelinek <jakub@redhat.com>
12956 * dwarf2out.c (class_scope_p): New static inline.
12957 (class_or_namespace_scope_p): Use it.
12958 (gen_variable_die): Use DW_TAG_member tag for static data member
12959 declarations instead of DW_TAG_variable.
12961 PR middle-end/39573
12962 * omp-low.c (expand_omp_taskreg): Finalize taskreg static local_decls
12965 2009-04-08 Richard Guenther <rguenther@suse.de>
12967 * tree-ssa-sccvn.c (valueize_refs): Do not continue to
12968 valueize random data.
12970 2009-04-08 David Edelsohn <edelsohn@gnu.org>
12972 * config.gcc (aix tm_file): Add aix-stdint.h.
12973 (aix tm clause use_gcc_stdint): Set to wrap.
12974 * config/rs6000/aix-stdint.h: New file.
12976 2009-04-08 Richard Guenther <rguenther@suse.de>
12978 PR middle-end/36291
12979 * tree-dfa.c (add_referenced_var): Do not recurse into
12980 global initializers.
12981 * tree-ssa-ccp.c (get_symbol_constant_value): Add newly
12983 (fold_const_aggregate_ref): Likewise.
12985 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
12987 * recog.c (ordered_comparison_operator): New.
12988 * gensupport.c (std_preds): Add it.
12989 * doc/md.texi (Machine-Independent Predicates): Document it.
12991 2009-04-08 Jan Hubicka <jh@suse.cz>
12993 * tree-eh.c (cleanup_eh): When not optimizing, do not try EH merging.
12994 * function.h (rtl_eh): Remove exception_handler_label_map.
12995 * except.c (ehl_hash, ehl_eq, add_ehl_entry,
12996 remove_exception_handler_label, for_each_eh_label_1): Remove.
12997 (rtl_remove_unreachable_regions): Remove.
12998 (convert_from_eh_region_ranges): Do not remove unreachable regions.
12999 (find_exception_handler_labels): Don't build the hashtable.
13000 (maybe_remove_eh_handler): Remove.
13001 (for_each_eh_label): Rewrite to walk the tree.
13002 (rest_of_handle_eh): Do not cleanup cfg prior EH construction.
13003 * except.h (maybe_remove_eh_handler): Remove.
13004 * passes.c (init_optimization_passes): Schedule second EH cleanup
13006 * cfgrtl.c (rtl_delete_block, rtl_merge_blocks,
13007 cfg_layout_merge_blocks): Do not call maybe_remove_eh_handler.
13009 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
13011 * genoutput.c (validate_optab_operands): New.
13012 (gen_insn, gen_expand): Call it.
13014 * genflags.c (gen_insn): Detect misused iterators.
13015 (main): Pass line_no to gen_insn, exit with status 1 on error.
13017 * genextract.c (line_no): Make global.
13018 (VEC_safe_set_locstr): Change assertion to error message.
13019 (main): Exit with status 1 on error.
13021 2009-04-08 Joseph Myers <joseph@codesourcery.com>
13025 * c-common.h (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
13026 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
13027 EXPR_INT_CONST_OPERANDS): Remove duplicate definitions.
13028 * c-convert.c (convert): Do not call fold on results of conversion
13029 functions when the result is a C_MAYBE_CONST_EXPR.
13030 * c-parser.c (c_parser_postfix_expression): Do not fold condition
13031 of __builtin_choose_expr.
13032 * c-typeck.c (remove_c_maybe_const_expr): New.
13033 (build_unary_op, build_conditional_expr, build_compound_expr,
13034 build_binary_op, c_objc_common_truthvalue_conversion): Call
13035 remove_c_maybe_const_expr on any input C_MAYBE_CONST_EXPR with
13038 2009-04-08 Bingfeng Mei <bmei@broadcom.com>
13040 * fold-const.c (const_binop): Combine two VECTOR_CST under operation
13041 CODE to produce a new one. Add a prototype to use fold_convert_const
13043 2009-04-08 Danny Smith <dannysmith@users.sourceforge.net>
13046 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address): Don't
13047 mix declarations and code.
13049 2009-04-08 Ben Elliston <bje@au.ibm.com>
13051 * gcc.c: Replace `CC' with `GCC' throughout.
13053 2009-04-07 H.J. Lu <hongjiu.lu@intel.com>
13055 * doc/invoke.texi: Document Atom support.
13057 2009-04-07 Jason Merrill <jason@redhat.com>
13060 * c-common.h, c-common.c: Add flag_pretty_templates.
13061 * c-opts.c (c_common_handle_option): Set it.
13062 * c.opt: Add -fno-pretty-templates.
13063 * doc/invoke.texi (C++ Dialect Options): Likewise.
13065 2009-04-07 Uros Bizjak <ubizjak@gmail.com>
13067 * config/ia64/ia64.c (ia64_builtins): Add IA64_BUILTIN_HUGE_VALQ.
13068 (ia64_init_builtins): Handle IA64_BUILTIN_HUGE_VALQ.
13069 (ia64_expand_builtin): Likewise.
13071 2009-04-07 Martin Jambor <mjambor@suse.cz>
13073 * tree-ssa-alias.c (refs_may_alias_p_1): Check for
13074 is_gimple_min_invariant rather than CONSTANT_CLASS_P so that invariant
13075 ADDR_EXPRS are include too.
13077 2009-04-07 Richard Guenther <rguenther@suse.de>
13079 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Non-aliased
13080 decls are only used if passes as parameters or if they are
13081 local statics and the call is not to a builtin.
13082 (call_may_clobber_ref_p_1): Likewise.
13084 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
13086 * expr.c (do_store_flag): Remove last argument. Simplify code
13087 to avoid duplication of tests already done by can_compare_p.
13088 (expand_expr_real_1): Adjust caller.
13090 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
13092 * optabs.c (can_compare_p): Test the predicate of a
13093 cbranch and cstore pattern.
13095 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
13097 * expr.c (convert_move): Use emit_store_flag instead of
13100 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
13102 * config/i386/i386.c (ix86_compare_emitted): Remove.
13103 (ix86_expand_compare, ix86_expand_branch): Handle MODE_CC
13104 ix86_compare_op0 like ix86_compare_emitted used to be handled.
13105 * config/i386/i386.h (ix86_compare_emitted): Remove.
13106 * config/i386/i386.md (stack_protect_test): Set ix86_compare_op0
13107 instead of ix86_compare_emitted.
13108 * config/i386/sync.md (sync_compare_and_swap_cc): Likewise.
13110 2009-04-07 Andrew Stubbs <ams@codesourcery.com>
13112 * config.gcc (sh-*-*): Add sysroot-suffix.h to tm_file.
13113 Add t-sysroot-suffix to tmake_file.
13114 * config/print-sysroot-suffix.sh: New file.
13115 * config/t-sysroot-suffix: New file.
13117 2009-04-07 Ben Elliston <bje@au.ibm.com>
13119 * libgcc2.c (INFINITY): Use __builtin_huge_val, not __builtin_inf,
13120 as the latter produces a warning when the target does not support
13123 2009-04-07 Ben Elliston <bje@au.ibm.com>
13125 * dfp.c: Replace type punning assignments with memcpy throughout.
13126 * Makefile.in (dfp.o-warn): Remove.
13128 2009-04-07 Alan Modra <amodra@bigpond.net.au>
13131 * config.gcc: Merge powerpc-*-linux* and powerpc64-*-linux*.
13132 Include soft-fp/t-softfp after rs6000/t-linux64.
13134 2009-04-06 Eric Botcazou <ebotcazou@adacore.com>
13136 * stor-layout.c (set_sizetype): Use the full precision of their
13137 machine mode for bitsize types.
13139 2009-04-06 H.J. Lu <hongjiu.lu@intel.com>
13141 * config/i386/i386.md: Revert 2 accidental checkins.
13143 2009-04-06 Joey Ye <joey.ye@intel.com>
13144 Xuepeng Guo <xuepeng.guo@intel.com>
13145 H.J. Lu <hongjiu.lu@intel.com>
13147 Atom pipeline model, tuning and insn selection.
13148 * config.gcc (atom): Add atom config options and target.
13150 * config/i386/atom.md: New.
13152 * config/i386/i386.c (atom_cost): New cost.
13153 (m_ATOM): New macro flag.
13154 (initial_ix86_tune_features): Set m_ATOM.
13155 (x86_accumulate_outgoing_args): Likewise.
13156 (x86_arch_always_fancy_math_387): Likewise.
13157 (processor_target): Add Atom cost.
13158 (cpu_names): Add Atom cpu name.
13159 (override_options): Set Atom ISA.
13160 (ix86_issue_rate): New case PROCESSOR_ATOM.
13161 (ix86_adjust_cost): Likewise.
13163 * config/i386/i386.h (TARGET_ATOM): New target macro.
13164 (ix86_tune_indices): Add X86_TUNE_OPT_AGU.
13165 (TARGET_OPT_AGU): New target option.
13166 (target_cpu_default): Add TARGET_CPU_DEFAULT_atom.
13167 (processor_type): Add PROCESSOR_ATOM.
13169 * config/i386/i386.md (cpu): Add new value "atom".
13170 (use_carry, movu): New attr.
13171 (atom.md): Include atom.md.
13172 (adddi3_carry_rex64): Set attr "use_carry".
13173 (addqi3_carry): Likewise.
13174 (addhi3_carry): Likewise.
13175 (addsi3_carry): Likewise.
13176 (*addsi3_carry_zext): Likewise.
13177 (subdi3_carry_rex64): Likewise.
13178 (subqi3_carry): Likewise.
13179 (subhi3_carry): Likewise.
13180 (subsi3_carry): Likewise.
13181 (x86_movdicc_0_m1_rex64): Likewise.
13182 (*x86_movdicc_0_m1_se): Likewise.
13183 (x86_movsicc_0_m1): Likewise.
13184 (*x86_movsicc_0_m1_se): Likewise.
13185 (*adddi_1_rex64): Emit add insn as much as possible.
13186 (*addsi_1): Likewise.
13187 (return_internal): Set atom_unit.
13188 (return_internal_long): Likewise.
13189 (return_pop_internal): Likewise.
13190 (*rcpsf2_sse): Set atom_sse_attr attr.
13191 (*qrt<mode>2_sse): Likewise.
13192 (*prefetch_sse): Likewise.
13194 * config/i386/i386-c.c (ix86_target_macros_internal): New case
13196 (ix86_target_macros_internal): Likewise.
13198 * config/i386/sse.md (cpu): Set attr "atom_sse_attr".
13199 (*prefetch_sse_rex): Likewise.
13200 (sse_rcpv4sf2): Likewise.
13201 (sse_vmrcpv4sf2): Likewise.
13202 (sse_sqrtv4sf2): Likewise.
13203 (<sse>_vmsqrt<mode>2): Likewise.
13204 (sse_ldmxcsr): Likewise.
13205 (sse_stmxcsr): Likewise.
13206 (*sse_sfence): Likewise.
13207 (sse2_clflush): Likewise.
13208 (*sse2_mfence): Likewise.
13209 (*sse2_lfence): Likewise.
13210 (avx_movup<avxmodesuffixf2c><avxmodesuffix>): Set attr "movu".
13211 (<sse>_movup<ssemodesuffixf2c>): Likewise.
13212 (avx_movdqu<avxmodesuffix>): Likewise.
13213 (avx_lddqu<avxmodesuffix>): Likewise.
13214 (sse2_movntv2di): Change attr "type" to "ssemov".
13215 (sse2_movntsi): Likewise.
13216 (rsqrtv8sf2): Change attr "type" to "sseadd".
13217 (sse3_addsubv2df3): Set attr "atom_unit".
13218 (sse3_h<plusminus_insn>v4sf3): Likewise.
13219 (*sse2_pmaddwd): Likewise.
13220 (*vec_extractv2di_1_rex64): Likewise.
13221 (*vec_extractv2di_1_avx): Likewise.
13222 (sse2_psadbw): Likewise.
13223 (ssse3_phaddwv8hi3): Likewise.
13224 (ssse3_phaddwv4hi3): Likewise.
13225 (ssse3_phadddv4si3): Likewise.
13226 (ssse3_phadddv2si3): Likewise.
13227 (ssse3_phaddswv8hi3): Likewise.
13228 (ssse3_phaddswv4hi3): Likewise.
13229 (ssse3_phsubwv8hi3): Likewise.
13230 (ssse3_phsubwv4hi3): Likewise.
13231 (ssse3_phsubdv4si3): Likewise.
13232 (ssse3_phsubdv2si3): Likewise.
13233 (ssse3_phsubswv8hi3): Likewise.
13234 (ssse3_phsubswv4hi3): Likewise.
13235 (ssse3_pmaddubsw128): Likewise.
13236 (sse3_pmaddubsw: Likewise.
13237 (ssse3_palignrti): Likewise.
13238 (ssse3_palignrdi): Likewise.
13240 2009-04-06 Gerald Pfeifer <gerald@pfeifer.com>
13242 * doc/install.texi (Specific): Fix two cross-references to MinGW.
13244 2009-04-06 Richard Guenther <rguenther@suse.de>
13246 PR tree-optimization/28868
13247 * tree-ssa-pre.c (inserted_phi_names): New bitmap to keep track
13248 of which PHI results we inserted.
13249 (insert_into_preds_of_block): Record inserted PHIs.
13250 (eliminate): Eliminate redundant PHI nodes.
13251 (init_pre): Init inserted_phi_names.
13253 2009-04-06 Richard Guenther <rguenther@suse.de>
13255 PR tree-optimization/39643
13256 * tree-ssa-ccp.c (ccp_fold): Fold REALPART_EXPRs and
13257 IMAGPART_EXPRs of complex constants.
13258 (execute_fold_all_builtins): If we folded a call queue
13259 TODO_update_address_taken.
13261 2009-04-06 Jan Hubicka <jh@suse.cz>
13263 PR middle-end/39659
13264 * except.c (remove_unreachable_regions): Propagate may_contain_throw
13267 2009-04-06 Andrew Stubbs <ams@codesourcery.com>
13269 * config/sh/lib1funcs.asm (ic_invalidate): Move ICBI out of the
13271 (ic_invalidate_array): Likewise.
13273 2009-04-06 Hariharan Sandanagobalane <hariharan@picochip.com>
13275 * calls.c (emit_library_call_value_1): Fix a problem with parameter
13276 alignment for library calls.
13278 2009-04-06 Danny Smith <dannysmith@users.sourceforge.net>
13280 * config.gcc (mingw32 tm_file): Add mingw-stdint.h.
13281 (mingw32 tm clause use_gcc_stdint): Set to wrap.
13282 * config/i386/mingw-stdint.h: New file.
13284 2009-04-05 Richard Guenther <rguenther@suse.de>
13286 PR tree-optimization/39648
13287 * tree-ssa-sccvn.c (vn_reference_fold_indirect): Work around
13288 our &A vs. &A[0] IL deficiencies.
13290 2009-04-04 Jan Hubicka <jh@suse.cz>
13292 * except.c (sjlj_find_directly_reachable_regions): Be ready for
13293 removed toplevel regions.
13294 (sjlj_mark_call_sites): Likewise.
13296 2009-04-04 Dave Korn <dave.korn.cygwin@gmail.com>
13298 * config.gcc (cygwin tm_file): Add cygwin-stdint.h.
13299 (cygwin tm clause use_gcc_stdint): Set to wrap.
13300 * config/i386/cygwin-stdint.h: New file.
13302 2009-04-04 Richard Guenther <rguenther@suse.de>
13304 * Makefile.in (tree-ssa-copy.o): Add $(CFGLOOP_H) dependency.
13305 * tree-ssa-copy.c (init_copy_prop): Do not propagate through
13306 single-argument PHIs if we are in loop-closed SSA form.
13307 * tree-vect-loop-manip.c (slpeel_add_loop_guard): Pass extra guards
13308 for the pre-condition.
13309 (slpeel_tree_peel_loop_to_edge): Likewise.
13310 (vect_build_loop_niters): Take an optional sequence to append stmts.
13311 (vect_generate_tmps_on_preheader): Likewise.
13312 (vect_do_peeling_for_loop_bound): Take extra guards for the
13314 (vect_do_peeling_for_alignment): Adjust. Unconditionally apply
13315 the cost model check.
13316 (vect_loop_versioning): Take stmt and stmt list to put pre-condition
13317 guards if we are going to peel. Do not apply versioning in that case.
13318 * tree-vectorizer.h (vect_loop_versioning): Adjust declaration.
13319 (vect_do_peeling_for_loop_bound): Likewise.
13320 * tree-vect-loop.c (vect_transform_loop): If we are peeling for
13321 loop bound only record extra pre-conditions, do not apply loop
13324 2009-04-04 Richard Guenther <rguenther@suse.de>
13326 * tree-ssa-operands.c (pop_stmt_changes): Remove automatic
13329 2009-04-04 Jan Hubicka <jh@suse.cz>
13331 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Use
13332 last_basic_block for size of bb->index indexed array.
13333 * bt-load.c (compute_defs_uses_and_gen, compute_kill,
13334 compute_out, link_btr_uses, build_btr_def_use_webs,
13335 build_btr_def_use_webs, migrate_btr_defs): Likewise.
13337 2009-04-04 Jan Hubicka <jh@suse.cz>
13339 * except.c (remove_eh_handler_and_replace): Break out from ...
13340 (remove_eh_handler): ... here.
13341 (bring_to_root): New function.
13342 (remove_unreachable_regions): Collect MUST_NOT_THROW, unify runtime
13343 handled ones, bring others to root of tree.
13345 2009-04-04 Jan Hubicka <jh@suse.cz>
13347 * tree-eh.c (tree_empty_eh_handler_p): Pattern match more curefully.
13348 (all_phis_safe_to_merge): New function.
13349 (update_info): New structure.
13350 (make_eh_edge_and_update_phi, update_eh_edges): New functions.
13351 (cleanup_empty_eh): Update SSA if possible.
13353 2009-04-04 Richard Guenther <rguenther@suse.de>
13355 * tree-ssa.c (verify_ssa): With -O0 we do not need VOPs.
13356 * tree-ssa-operands.c (append_vdef): Do not append VOPs at -O0.
13357 (append_vuse): Likewise.
13359 2009-04-04 Jakub Jelinek <jakub@redhat.com>
13361 * unwind-dw2.h (_Unwind_FrameState): Add REG_UNDEFINED enum value.
13362 * unwind-dw2.c (execute_cfa_program): Set how to REG_UNDEFINED
13363 instead of REG_UNSAVED for DW_CFA_undefined.
13364 (uw_update_context_1): Handle REG_UNDEFINED the same as REG_UNSAVED.
13365 (uw_update_context): If RA column is REG_UNDEFINED, mark it as
13368 2009-04-04 Richard Earnshaw <rearnsha@arm.com>
13371 * arm.md (movsfcc): Disable if not TARGET_HARD_FLOAT.
13372 * testsuite/gcc.c-torture/execute/pr39501.c: New file.
13373 * testsuite/gcc.c-torture/execute/pr39501.x: New file.
13375 2009-04-04 Richard Guenther <rguenther@suse.de>
13377 PR tree-optimization/8781
13378 PR tree-optimization/37892
13379 * tree-ssa-sccvn.h (vn_reference_fold_indirect): Declare.
13380 * tree-ssa-sccvn.c (vn_reference_fold_indirect): New function.
13381 (valueize_refs): Call it for *& valueizations.
13382 (shared_reference_ops_from_ref): Rename to ...
13383 (valueize_shared_reference_ops_from_ref): ... this and valueize.
13384 (shared_reference_ops_from_call): Rename to ...
13385 (valueize_shared_reference_ops_from_call): ... this and valueize.
13386 (vn_reference_lookup): Update.
13387 (visit_reference_op_call): Likewise.
13388 * tree-ssa-pre.c (phi_translate_1): Fold *&.
13389 (eliminate): Value-replace the call address in call statements.
13391 2009-04-04 Richard Guenther <rguenther@suse.de>
13393 PR tree-optimization/39636
13394 * tree-ssa-forwprop.c
13395 (forward_propagate_addr_into_variable_array_index): Check for
13396 GIMPLE_ASSIGN before accessing the rhs code.
13398 2009-04-03 Jason Merrill <jason@redhat.com>
13400 * stor-layout.c (set_sizetype): Set TYPE_CANONICAL.
13402 2009-04-03 Steve Ellcey <sje@cup.hp.com>
13404 * config/ia64/ia64.md (extendsfdf2, extendsfxf2, extenddfxf2,
13405 truncdfsf2, truncxfsf2, truncxfdf2, floatdixf2, fix_truncsfdi2,
13406 fix_truncdfdi2, fix_truncxfdi2, fix_truncxfdi2_alts, floatunsdisf2,
13407 floatunsdidf2, floatunsdixf2, fixuns_truncsfdi2, fixuns_truncdfdi2,
13408 fixuns_truncxfdi2, fixuns_truncxfdi2_alts, divsi3_internal,
13409 smuldi3_highpart, umuldi3_highpart, ctzdi2, *getf_exp_xf,
13410 divdi3_internal_lat, divdi3_internal_thr, mulditi3, *mulditi3_internal,
13411 umulditi3, *umulditi3_internal, addsf3, mulsf3, abssf2, negsf2,
13412 *nabssf2, sminsf3, smaxsf3, *maddsf4, *msubsf4, *nmulsf3, *nmaddsf4,
13413 *nmaddsf4_alts, divsf3, *sqrt_approx, sqrtsf2, sqrtsf2_internal_thr,
13414 adddf3, *adddf3_trunc, muldf3, *muldf3_trunc, absdf2, negdf2, *nabsdf2,
13415 smindf3, smaxdf3, *madddf4, *madddf4_trunc, *msubdf4, *msubdf4_trunc,
13416 *nmuldf3, *nmuldf3_trunc, *nmadddf4, *nmadddf4_alts, *nmadddf4_truncsf,
13417 *nmadddf4_truncsf_alts, divdf3, sqrtdf2, sqrtdf2_internal_thr, divxf3,
13418 sqrtxf2, sqrtxf2_internal_thr, *recip_approx):
13419 Use fr_reg_or_fp01_operand instead of fr_register_operand
13421 * config/ia64/div.md (extend<mode>rf2, truncrf<mode>2,
13422 recip_approx_rf, divsf3_internal_thr, divsf3_internal_lat,
13423 divdf3_internal_thr, divdf3_internal_lat divxf3_internal): Ditto.
13425 2009-04-03 Vladimir Makarov <vmakarov@redhat.com>
13427 PR rtl-optimization/39607
13428 PR rtl-optimization/39631
13432 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
13433 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
13434 instead of DF_LR_OUT.
13435 * ira-lives.c (process_bb_node_lives): Ditto.
13436 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
13437 instead of DF_LR_{OUT,IN}.
13438 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
13439 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
13441 2009-04-03 Steven Bosscher <steven@gcc.gnu.org>
13443 * omp-low.c (pass_expand_omp): Don't claim to provide PROP_gimple_lomp.
13444 (execute_lower_omp): Always run but take the short way out if -fopenmp
13446 (gate_lower_omp): Remove, forcing the pass manager to always run the
13447 pass and always set PROP_gimple_lomp.
13448 (pass_lower_omp): Remove gate function.
13449 * matrix-reorg.c (pass_ipa_matrix_reorg): Don't claim to provide
13450 PROP_trees. Instead, require it.
13451 * ipa-cp.c (pass_ipa_cp): Likewise.
13452 * ipa-inline.c (pass_early_inline): Don't claim to provide PROP_cfg.
13453 (pass_ipa_early_inline, pass_inline_parameters, pass_ipa_inline): Idem.
13454 * tree-profile.c (pass_tree_profile): Don't claim to provide PROP_cfg
13455 and PROP_gimple_leh.
13457 2009-04-03 Richard Guenther <rguenther@suse.de>
13459 PR middle-end/13146
13460 PR tree-optimization/23940
13461 PR tree-optimization/33237
13462 PR middle-end/33974
13463 PR middle-end/34093
13464 PR tree-optimization/36201
13465 PR tree-optimization/36230
13466 PR tree-optimization/38049
13467 PR tree-optimization/38207
13468 PR tree-optimization/38230
13469 PR tree-optimization/38301
13470 PR tree-optimization/38585
13471 PR middle-end/38895
13472 PR tree-optimization/38985
13473 PR tree-optimization/39299
13474 * tree-ssa-structalias.h: Remove.
13475 * tree-ssa-operands.h (NULL_USE_OPERAND_P): Make of type use_operand_p.
13476 (NULL_DEF_OPERAND_P): Make of type def_operand_p.
13477 (struct vuse_element_d): Remove.
13478 (struct vuse_vec_d): Likewise.
13479 (VUSE_VECT_NUM_ELEM, VUSE_VECT_ELEMENT_NC, VUSE_ELEMENT_PTR_NC,
13480 VUSE_ELEMENT_VAR_NC, VUSE_VECT_ELEMENT, VUSE_ELEMENT_PTR,
13481 SET_VUSE_VECT_ELEMENT, SET_VUSE_ELEMENT_VAR, SET_VUSE_ELEMENT_PTR,
13482 VUSE_ELEMENT_VAR): Likewise.
13483 (struct voptype_d): Likewise.
13484 (NUM_VOP_FREE_BUCKETS): Likewise.
13485 (struct ssa_operands): Remove vop_free_buckets and mpt_table fields.
13486 (struct stmt_operands_d): Remove.
13487 (VUSE_OP_PTR, VUSE_OP, SET_VUSE_OP, VUSE_NUM, VUSE_VECT,
13488 VDEF_RESULT_PTR, VDEF_RESULT, VDEF_OP_PTR, VDEF_OP, SET_VDEF_OP,
13489 VDEF_NUM, VDEF_VECT): Likewise.
13490 (copy_virtual_operands): Remove.
13491 (operand_build_cmp): Likewise.
13492 (create_ssa_artificial_load_stmt): Likewise.
13493 (enum ssa_op_iter_type): Remove ssa_op_iter_vdef.
13494 (struct ssa_operand_iterator_d): Remove vuses, vdefs, mayusesm
13495 vuse_index and mayuse_index members. Pack and move done and iter_type
13496 members to the front.
13497 (SSA_OP_VMAYUSE): Remove.
13498 (SSA_OP_VIRTUAL_USES): Adjust.
13499 (FOR_EACH_SSA_VDEF_OPERAND): Remove.
13500 (unlink_stmt_vdef): Declare.
13501 (add_to_addressable_set): Remove.
13502 * tree-vrp.c (stmt_interesting_for_vrp): Adjust.
13503 (vrp_visit_stmt): Likewise.
13504 * doc/tree-ssa.texi (Alias analysis): Update.
13505 * doc/invoke.texi (max-aliased-vops): Remove docs.
13506 (avg-aliased-vops): Likewise.
13507 * tree-into-ssa.c (syms_to_rename): Remove.
13508 (need_to_update_vops_p): Likewise.
13509 (need_to_initialize_update_ssa_p): Rename to ...
13510 (update_ssa_initialized_fn): ... this. Track function we are
13512 (symbol_marked_for_renaming): Simplify.
13513 (add_new_name_mapping): Do not set need_to_update_vops_p.
13514 (dump_currdefs): Use SYMS_TO_RENAME.
13515 (rewrite_update_stmt): Always walk all uses/defs.
13516 (dump_update_ssa): Adjust.
13517 (init_update_ssa): Take function argument. Track what we are
13519 (delete_update_ssa): Reset SYMS_TO_RENAME and update_ssa_initialized_fn.
13520 (create_new_def_for): Initialize for cfun, assert we are initialized
13522 (mark_sym_for_renaming): Simplify.
13523 (mark_set_for_renaming): Do not initialize update-ssa.
13524 (need_ssa_update_p): Simplify. Take function argument.
13525 (name_mappings_registered_p): Assert we ask for the correct function.
13526 (name_registered_for_update_p): Likewise.
13527 (ssa_names_to_replace): Likewise.
13528 (release_ssa_name_after_update_ssa): Likewise.
13529 (update_ssa): Likewise. Use SYMS_TO_RENAME.
13530 (dump_decl_set): Do not print a newline.
13531 (debug_decl_set): Do it here.
13532 (dump_update_ssa): And here.
13533 * tree-ssa-loop-im.c (move_computations): Adjust.
13534 (movement_possibility): Likewise.
13535 (determine_max_movement): Likewise.
13536 (gather_mem_refs_stmt): Likewise.
13537 * tree-dump.c (dequeue_and_dump): Do not handle SYMBOL_MEMORY_TAG
13538 or NAME_MEMORY_TAG.
13539 * tree-complex.c (update_all_vops): Remove.
13540 (expand_complex_move): Adjust.
13541 * tree-ssa-loop-niter.c (chain_of_csts_start): Use NULL_TREE.
13542 Simplify test for memory referencing statement. Exclude
13543 non-invariant ADDR_EXPRs.
13544 * tree-pretty-print.c (dump_generic_node): Do not handle memory tags.
13545 * tree-loop-distribution.c (generate_memset_zero): Adjust.
13546 (rdg_flag_uses): Likewise.
13547 * tree-tailcall.c (suitable_for_tail_opt_p): Remove memory-tag
13549 (tree_optimize_tail_calls_1): Also split the
13550 edge from the entry block if we have degenerate PHI nodes in
13551 the first basic block.
13552 * tree.c (init_ttree): Remove memory-tag related code.
13553 (tree_code_size): Likewise.
13554 (tree_node_structure): Likewise.
13555 (build7_stat): Re-write to be build6_stat.
13556 * tree.h (MTAG_P, TREE_MEMORY_TAG_CHECK, TMR_TAG): Remove.
13557 (SSA_VAR_P): Adjust.
13558 (struct tree_memory_tag): Remove.
13559 (struct tree_memory_partition_tag): Likewise.
13560 (union tree_node): Adjust.
13561 (build7): Re-write to be build6.
13562 * tree-pass.h (pass_reset_cc_flags): Remove.
13563 (TODO_update_address_taken): New flag.
13564 (pass_simple_dse): Remove.
13565 * ipa-cp.c (ipcp_update_callgraph): Update SSA form.
13566 * params.h (MAX_ALIASED_VOPS): Remove.
13567 (AVG_ALIASED_VOPS): Likewise.
13568 * omp-low.c (expand_omp_taskreg): Update SSA form.
13569 * tree-ssa-dse.c (dse_optimize_stmt): Properly query if the rhs
13570 aliases the lhs in a copy stmt.
13571 * tree-ssa-dse.c (struct address_walk_data): Remove.
13572 (memory_ssa_name_same): Likewise.
13573 (memory_address_same): Likewise.
13574 (get_kill_of_stmt_lhs): Likewise.
13575 (dse_possible_dead_store_p): Simplify, use the oracle. Handle
13576 unused stores. Look through PHI nodes into post-dominated regions.
13577 (dse_optimize_stmt): Simplify. Properly remove stores.
13578 (tree_ssa_dse): Compute dominators.
13579 (execute_simple_dse): Remove.
13580 (pass_simple_dse): Likewise.
13581 * ipa-reference.c (scan_stmt_for_static_refs): Open-code
13582 gimple_loaded_syms and gimple_stored_syms computation.
13583 * toplev.c (dump_memory_report): Dump alias and pta stats.
13584 * tree-ssa-sccvn.c (vn_reference_compute_hash): Simplify.
13585 (vn_reference_eq): Likewise.
13586 (vuses_to_vec, copy_vuses_from_stmt, vdefs_to_vec,
13587 copy_vdefs_from_stmt, shared_lookup_vops, shared_vuses_from_stmt,
13588 valueize_vuses): Remove.
13589 (get_def_ref_stmt_vuses): Simplify. Rename to ...
13590 (get_def_ref_stmt_vuse): ... this.
13591 (vn_reference_lookup_2): New function.
13592 (vn_reference_lookup_pieces): Use walk_non_aliased_vuses for
13593 walking equivalent vuses. Simplify.
13594 (vn_reference_lookup): Likewise.
13595 (vn_reference_insert): Likewise.
13596 (vn_reference_insert_pieces): Likewise.
13597 (visit_reference_op_call): Simplify.
13598 (visit_reference_op_load): Likewise.
13599 (visit_reference_op_store): Likewise.
13600 (init_scc_vn): Remove shared_lookup_vuses initialization.
13601 (free_scc_vn): Remove shared_lookup_vuses freeing.
13602 (sort_vuses, sort_vuses_heap): Remove.
13603 (get_ref_from_reference_ops): Export.
13604 * tree-ssa-sccvn.h (struct vn_reference_s): Replace vuses
13605 vector with single vuse pointer.
13606 (vn_reference_lookup_pieces, vn_reference_lookup,
13607 vn_reference_insert, vn_reference_insert_pieces): Adjust prototypes.
13608 (shared_vuses_from_stmt): Remove.
13609 (get_ref_from_reference_ops): Declare.
13610 * tree-ssa-loop-manip.c (slpeel_can_duplicate_loop_p): Adjust.
13611 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
13612 memory-tag related code.
13613 * tree-ssa-ccp.c (get_symbol_constant_value): Remove memory-tag code.
13614 (likely_value): Add comment, skip static-chain of call statements.
13615 (surely_varying_stmt_p): Adjust.
13616 (gimplify_and_update_call_from_tree): Likewise.
13617 (execute_fold_all_builtins): Do not rebuild alias info.
13618 (gimplify_and_update_call_from_tree): Properly update VOPs.
13619 * tree-ssa-loop-ivopts.c (get_ref_tag): Remove.
13620 (copy_ref_info): Remove memory-tag related code.
13621 * tree-call-cdce.c (tree_call_cdce): Rename the VOP.
13622 * ipa-pure-const.c (check_decl): Remove memory-tag related code.
13623 (check_stmt): Open-code gimple_loaded_syms and gimple_stored_syms
13625 * tree-ssa-dom.c (gimple_p): Remove typedef.
13626 (eliminate_redundant_computations): Adjust.
13627 (record_equivalences_from_stmt): Likewise.
13628 (avail_expr_hash): Likewise.
13629 (avail_expr_eq): Likewise.
13630 * tree-ssa-propagate.c (update_call_from_tree): Properly update VOPs.
13631 (stmt_makes_single_load): Likewise.
13632 (stmt_makes_single_store): Likewise.
13633 * tree-ssa-alias.c: Rewrite completely.
13634 (debug_memory_partitions, dump_mem_ref_stats, debug_mem_ref_stats,
13635 debug_mem_sym_stats, dump_mem_sym_stats_for_var,
13636 debug_all_mem_sym_stats, debug_mp_info, update_mem_sym_stats_from_stmt,
13637 delete_mem_ref_stats, create_tag_raw, dump_points_to_info,
13638 dump_may_aliases_for, debug_may_aliases_for, new_type_alias):
13639 Remove public functions.
13640 (pass_reset_cc_flags): Remove.
13641 (pass_build_alias): Move ...
13642 * tree-ssa-structalias.c (pass_build_alias): ... here.
13643 * tree-ssa-alias.c (may_be_aliased): Move ...
13644 * tree-flow-inline.h (may_be_aliased): ... here.
13645 tree-ssa-alias.c (struct count_ptr_d, count_ptr_derefs,
13646 count_uses_and_derefs): Move ...
13647 * gimple.c: ... here.
13648 * gimple.h (count_uses_and_derefs): Declare.
13649 * tree-ssa-alias.c (dump_alias_stats, ptr_deref_may_alias_global_p,
13650 ptr_deref_may_alias_decl_p, ptr_derefs_may_alias_p,
13651 same_type_for_tbaa, nonaliasing_component_refs_p, decl_refs_may_alias_p,
13652 indirect_ref_may_alias_decl_p, indirect_refs_may_alias_p,
13653 ref_maybe_used_by_call_p, ref_maybe_used_by_stmt_p,
13654 call_may_clobber_ref_p, stmt_may_clobber_ref_p, maybe_skip_until,
13655 get_continuation_for_phi, walk_non_aliased_vuses, walk_aliased_vdefs):
13657 * tree-dfa.c (refs_may_alias_p): Move ...
13658 * tree-ssa-alias.c (refs_may_alias_p): ... here. Extend.
13659 * tree-ssa-alias.h: New file.
13660 * tree-ssa-sink.c (is_hidden_global_store): Adjust.
13661 (statement_sink_location): Likewise.
13662 * opts.c (decode_options): Do not adjust max-aliased-vops or
13663 avg-aliased-vops values.
13664 * timevar.def (TV_TREE_MAY_ALIAS): Remove.
13665 (TV_CALL_CLOBBER): Likewise.
13666 (TV_FLOW_SENSITIVE): Likewise.
13667 (TV_FLOW_INSENSITIVE): Likewise.
13668 (TV_MEMORY_PARTITIONING): Likewise.
13669 (TV_ALIAS_STMT_WALK): New timevar.
13670 * tree-ssa-loop-ivcanon.c (empty_loop_p): Adjust.
13671 * tree-ssa-address.c (create_mem_ref_raw): Use build6.
13672 (get_address_description): Remove memory-tag related code.
13673 * tree-ssa-ifcombine.c (bb_no_side_effects_p): Adjust.
13674 * treestruct.def (TS_MEMORY_TAG, TS_MEMORY_PARTITION_TAG): Remove.
13675 * tree-eh.c (cleanup_empty_eh): Do not leave stale SSA_NAMEs
13676 and immediate uses in statements. Document.
13677 * gimple-pretty-print.c (dump_gimple_mem_ops): Adjust.
13678 (dump_symbols): Remove.
13679 (dump_gimple_mem_ops): Do not dump loaded or stored syms.
13680 * alias.c (get_deref_alias_set): New function split out from ...
13681 (get_alias_set): ... here.
13682 * alias.h (get_deref_alias_set): Declare.
13683 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove unused
13684 type parameter. Remove restrict pointer handling. Create a
13685 ref-all pointer in case type-based alias sets do not conflict.
13686 (vect_analyze_data_refs): Remove SMT related code.
13687 * tree-vect-stmts.c (vectorizable_store): Re-instantiate TBAA assert.
13688 (vectorizable_load): Likewise.
13689 * tree-data-ref.h (struct dr_alias): Remove symbol_tag field.
13690 (DR_SYMBOL_TAG, DR_VOPS): Remove.
13691 * tree-data-ref.c (dr_may_alias_p): Use the alias-oracle.
13692 Ignore vops and SMTs.
13693 (dr_analyze_alias): Likewise..
13694 (free_data_ref): Likewise.
13695 (create_data_ref): Likewise.
13696 (analyze_all_data_dependences): Likewise.
13697 (get_references_in_stmt): Adjust.
13698 * tree-flow-inline.h (gimple_aliases_computed_p,
13699 gimple_addressable_vars, gimple_call_clobbered_vars,
13700 gimple_call_used_vars, gimple_global_var, may_aliases, memory_partition,
13701 factoring_name_p, mark_call_clobbered, clear_call_clobbered,
13702 compare_ssa_operands_equal, symbol_mem_tag, set_symbol_mem_tag,
13703 gimple_mem_ref_stats): Remove.
13704 (gimple_vop): New function.
13705 (op_iter_next_use): Remove vuses and mayuses cases.
13706 (op_iter_next_def): Remove vdefs case.
13707 (op_iter_next_tree): Remove vuses, mayuses and vdefs cases.
13708 (clear_and_done_ssa_iter): Do not set removed fields.
13709 (op_iter_init): Likewise. Skip vuse and/or vdef if requested.
13710 Assert we are not iterating over vuses or vdefs if not also
13711 iterating over uses or defs.
13712 (op_iter_init_use): Likewise.
13713 (op_iter_init_def): Likewise.
13714 (op_iter_next_vdef): Remove.
13715 (op_iter_next_mustdef): Likewise.
13716 (op_iter_init_vdef): Likewise.
13717 (compare_ssa_operands_equal): Likewise.
13718 (link_use_stmts_after): Handle vuse operand.
13719 (is_call_used): Use is_call_clobbered.
13720 (is_call_clobbered): Global variables are always call clobbered,
13721 query the call-clobbers bitmap.
13722 (mark_call_clobbered): Ignore global variables.
13723 (clear_call_clobbered): Likewise.
13724 * tree-ssa-coalesce.c (create_outofssa_var_map): Adjust
13725 virtual operands sanity check.
13726 * tree.def (NAME_MEMORY_TAG, SYMBOL_MEMORY_TAG, MEMORY_PARTITION_TAG):
13728 (TARGET_MEM_REF): Remove TMR_TAG operand.
13729 * tree-dfa.c (add_referenced_var): Initialize call-clobber state.
13730 Remove call-clobber related code.
13731 (remove_referenced_var): Likewise. Do not clear mpt or symbol_mem_tag.
13732 (dump_variable): Do not dump SMTs, memory stats, may-aliases or
13733 partitions or escape reason.
13734 (get_single_def_stmt, get_single_def_stmt_from_phi,
13735 get_single_def_stmt_with_phi): Remove.
13736 (dump_referenced_vars): Tidy.
13737 (get_ref_base_and_extent): Allow bare decls.
13738 (collect_dfa_stats): Adjust.
13739 * graphite.c (rename_variables_in_stmt): Adjust.
13740 (graphite_copy_stmts_from_block): Likewise.
13741 (translate_clast): Likewise.
13742 * tree-ssa-pre.c (struct bb_bitmap_sets): Add expr_dies bitmap.
13744 (translate_vuse_through_block): Use the oracle.
13745 (phi_translate_1): Adjust.
13746 (value_dies_in_block_x): Use the oracle. Cache the outcome
13748 (valid_in_sets): Check if the VUSE for
13749 a REFERENCE is available.
13750 (eliminate): Do not remove stmts during elimination,
13751 instead queue and remove them afterwards.
13752 (do_pre): Do not rebuild alias info.
13753 (pass_pre): Run TODO_rebuild_alias before PRE.
13754 * tree-ssa-live.c (remove_unused_locals): Remove memory-tag code.
13755 * tree-sra.c (sra_walk_function): Use gimple_references_memory_p.
13756 (mark_all_v_defs_stmt): Remove.
13757 (mark_all_v_defs_seq): Adjust.
13758 (sra_replace): Likewise.
13759 (scalarize_use): Likewise.
13760 (scalarize_copy): Likewise.
13761 (scalarize_init): Likewise.
13762 (scalarize_ldst): Likewise.
13763 (todoflags): Remove.
13764 (tree_sra): Do not rebuild alias info.
13765 (tree_sra_early): Adjust.
13766 (pass_sra): Run TODO_update_address_taken before SRA.
13767 * tree-predcom.c (set_alias_info): Remove.
13768 (prepare_initializers_chain): Do not call it.
13769 (mark_virtual_ops_for_renaming): Adjust.
13770 (mark_virtual_ops_for_renaming_list): Remove.
13771 (initialize_root_vars): Adjust.
13772 (initialize_root_vars_lm): Likewise.
13773 (prepare_initializers_chain): Likewise.
13774 * tree-ssa-copy.c (may_propagate_copy): Remove memory-tag related code.
13775 (may_propagate_copy_into_stmt): Likewise.
13776 (merge_alias_info): Do nothing for now.
13777 (propagate_tree_value_into_stmt): Adjust.
13778 (stmt_may_generate_copy): Likewise.
13779 * tree-ssa-forwprop.c (tidy_after_forward_propagate_addr): Do
13780 not mark symbols for renaming.
13781 (forward_propagate_addr_expr): Match up push/pop_stmt_changes
13782 with the same statement, make sure to update the new pointed-to one.
13783 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do not copy
13784 call statements, do not mark symbols for renaming.
13785 (mark_operand_necessary): Dump something.
13786 (ref_may_be_aliased): New function.
13787 (mark_aliased_reaching_defs_necessary_1): New helper function.
13788 (mark_aliased_reaching_defs_necessary): Likewise.
13789 (mark_all_reaching_defs_necessary_1): Likewise.
13790 (mark_all_reaching_defs_necessary): Likewise.
13791 (propagate_necessity): Do not process virtual PHIs. For
13792 non-aliased loads mark all reaching definitions as necessary.
13793 For aliased loads and stores mark the immediate dominating
13794 aliased clobbers as necessary.
13795 (visited): New global static.
13796 (perform_tree_ssa_dce): Free visited bitmap after propagating
13798 (remove_dead_phis): Perform simple dead virtual PHI removal.
13799 (remove_dead_stmt): Properly unlink virtual operands when
13801 (eliminate_unnecessary_stmts): Schedule PHI removal after
13803 * tree-ssa-ter.c (is_replaceable_p): Adjust.
13804 (process_replaceable): Likewise.
13805 (find_replaceable_in_bb): Likewise.
13806 * tree-ssa.c (verify_ssa_name): Verify all VOPs are
13807 based on the single gimple vop.
13808 (verify_flow_insensitive_alias_info): Remove.
13809 (verify_flow_sensitive_alias_info): Likewise.
13810 (verify_call_clobbering): Likewise.
13811 (verify_memory_partitions): Likewise.
13812 (verify_alias_info): Likewise.
13813 (verify_ssa): Adjust..
13814 (execute_update_addresses_taken): Export. Update SSA
13815 manually. Optimize only when optimizing. Use a local bitmap.
13816 (pass_update_address_taken): Remove TODO_update_ssa, add
13818 (pass_update_address_taken): Just use TODO_update_address_taken.
13819 (init_tree_ssa): Do not initialize addressable_vars.
13820 (verify_ssa): Verify new VUSE / VDEF properties.
13821 Verify that all stmts definitions have the stmt as SSA_NAME_DEF_STMT.
13822 Do not call verify_alias_info.
13823 (delete_tree_ssa): Clear the VUSE, VDEF operands.
13824 Do not free the loaded and stored syms bitmaps. Reset the escaped
13825 and callused solutions. Do not free addressable_vars.
13826 Remove memory-tag related code.
13827 (warn_uninitialized_var): Aliases are always available.
13828 * tree-ssa-loop-prefetch.c (gather_memory_references): Adjust.
13829 * lambda-code.c (can_put_in_inner_loop): Adjust.
13830 (can_put_after_inner_loop): Likewise.
13831 (perfect_nestify): Likewise.
13832 * tree-vect-stmts.c (vect_stmt_relevant_p): Adjust.
13833 (vect_gen_widened_results_half): Remove CALL_EXPR handling.
13834 (vectorizable_conversion): Do not mark symbols for renaming.
13835 * tree-inline.c (remap_gimple_stmt): Clear VUSE/VDEF.
13836 (expand_call_inline): Unlink the calls virtual operands before
13838 (tree_function_versioning): Do not call update_ssa if we are not
13839 updating clones. Simplify.
13840 * tree-ssa-phiprop.c (phivn_valid_p): Adjust.
13841 (propagate_with_phi): Likewise..
13842 * tree-outof-ssa.c (create_temp): Remove memory tag and call
13843 clobber code. Assert we are not aliased or global.
13844 * tree-flow.h: Include tree-ssa-alias.h
13845 (enum escape_type): Remove.
13846 (struct mem_sym_stats_d): Likewise.
13847 (struct mem_ref_stats_d): Likewise.
13848 (struct gimple_df): Add vop member. Remove global_var,
13849 call_clobbered_vars, call_used_vars, addressable_vars,
13850 aliases_compted_p and mem_ref_stats members. Add syms_to_rename,
13851 escaped and callused members.
13852 (struct ptr_info_def): Remove all members, add points-to solution
13854 (struct var_ann_d): Remove in_vuse_list, in_vdef_list,
13855 call_clobbered, escape_mask, mpt and symbol_mem_tag members.
13856 * Makefile.in (TREE_FLOW_H): Add tree-ssa-alias.h.
13857 (tree-ssa-structalias.o): Remove tree-ssa-structalias.h.
13858 (tree-ssa-alias.o): Likewise.
13859 (toplev.o): Add tree-ssa-alias.h
13860 (GTFILES): Remove tree-ssa-structalias.h, add tree-ssa-alias.h.
13861 * gimple.c (gimple_set_bb): Fix off-by-one error.
13862 (is_gimple_reg): Do not handle memory tags.
13863 (gimple_copy): Also copy virtual operands.
13864 Delay updating the statement. Do not reset loaded and stored syms.
13865 (gimple_set_stored_syms): Remove.
13866 (gimple_set_loaded_syms): Likewise.
13867 (gimple_call_copy_skip_args): Copy the virtual operands
13868 and mark the new statement modified.
13869 * tree-ssa-structalias.c (may_alias_p): Remove.
13870 (set_uids_in_ptset): Take the alias set to prune with as
13871 parameter. Fold in the alias test of may_alias_p.
13872 (compute_points_to_sets): Compute whether a ptr is dereferenced
13873 in a local sbitmap.
13874 (process_constraint): Deal with &ANYTHING on the lhs, reject all
13875 other ADDRESSOF constraints on the lhs.
13876 (get_constraint_for_component_ref): Assert that we don't get
13877 ADDRESSOF constraints from the base of the reference.
13878 Properly generate UNKNOWN_OFFSET for DEREF if needed.
13879 (struct variable_info): Remove collapsed_to member.
13880 (get_varinfo_fc): Remove.
13881 (new_var_info): Do not set collapsed_to.
13882 (dump_constraint): Do not follow cycles.
13883 (dump_constraint_graph): Likewise.
13884 (build_pred_graph): Likewise.
13885 (build_succ_graph): Likewise.
13886 (rewrite_constraints): Likewise.
13887 (do_simple_structure_copy): Remove.
13888 (do_rhs_deref_structure_copy): Remove.
13889 (do_lhs_deref_structure_copy): Remove.
13890 (collapse_rest_of_var): Remove.
13891 (do_structure_copy): Re-implement.
13892 (pta_stats): New global variable.
13893 (dump_pta_stats): New function.
13894 (struct constraint_expr): Make offset signed.
13895 (UNKNOWN_OFFSET): Define special value.
13896 (dump_constraint): Dump UNKNOWN_OFFSET as UNKNOWN.
13897 (solution_set_expand): New helper function split out from ...
13898 (do_sd_constraint): ... here.
13899 (solution_set_add): Handle UNKNOWN_OFFSET. Handle negative offsets.
13900 (do_ds_constraint): Likewise.
13901 (do_sd_constraint): Likewise. Do not special-case ESCAPED = *ESCAPED
13902 and CALLUSED = *CALLUSED.
13903 (set_union_with_increment): Make inc argument signed.
13904 (type_safe): Remove.
13905 (get_constraint_for_ptr_offset): Handle unknown and negative
13907 (first_vi_for_offset): Handle offsets before start. Bail
13908 out early for offsets beyond the variable extent.
13909 (first_or_preceding_vi_for_offset): New function.
13910 (init_base_vars): Add ESCAPED = ESCAPED + UNKNOWN_OFFSET constraint.
13911 Together with ESCAPED = *ESCAPED this properly computes reachability.
13912 (find_what_var_points_to): New function.
13913 (find_what_p_points_to): Implement in terms of find_what_var_points_to.
13914 (pt_solution_reset, pt_solution_empty_p, pt_solution_includes_global,
13915 pt_solution_includes_1, pt_solution_includes, pt_solutions_intersect_1,
13916 pt_solutions_intersect): New functions.
13917 (compute_call_used_vars): Remove.
13918 (compute_may_aliases): New main entry into PTA computation.
13919 * gimple.h (gimple_p): New typedef.
13920 (struct gimple_statement_base): Remove references_memory_p.
13921 (struct gimple_statement_with_memory_ops_base): Remove
13922 vdef_ops, vuse_ops, stores and loads members. Add vdef and vuse
13924 (gimple_vuse_ops, gimple_set_vuse_ops, gimple_vdef_ops,
13925 gimple_set_vdef_ops, gimple_loaded_syms, gimple_stored_syms,
13926 gimple_set_references_memory): Remove.
13927 (gimple_vuse_op, gimple_vdef_op, gimple_vuse, gimple_vdef,
13928 gimple_vuse_ptr, gimple_vdef_ptri, gimple_set_vuse, gimple_set_vdef):
13930 * tree-cfg.c (move_block_to_fn): Fix off-by-one error.
13931 (verify_expr): Allow RESULT_DECL.
13932 (gimple_duplicate_bb): Do not copy virtual operands.
13933 (gimple_duplicate_sese_region): Adjust.
13934 (gimple_duplicate_sese_tail): Likewise.
13935 (mark_virtual_ops_in_region): Remove.
13936 (move_sese_region_to_fn): Do not call it.
13937 * passes.c (init_optimization_passes): Remove pass_reset_cc_flags
13938 and pass_simple_dse.
13939 (execute_function_todo): Handle TODO_update_address_taken,
13940 call execute_update_addresses_taken for TODO_rebuild_alias.
13941 (execute_todo): Adjust.
13942 (execute_one_pass): Init dump files early.
13943 * ipa-struct-reorg.c (finalize_var_creation): Do not mark vars
13945 (create_general_new_stmt): Clear vops.
13946 * tree-ssa-reassoc.c (get_rank): Adjust.
13947 * tree-vect-slp.c (vect_create_mask_and_perm): Do not mark
13948 symbols for renaming.
13949 * params.def (PARAM_MAX_ALIASED_VOPS): Remove.
13950 (PARAM_AVG_ALIASED_VOPS): Likewise.
13951 * tree-ssanames.c (init_ssanames): Allocate SYMS_TO_RENAME.
13952 (duplicate_ssa_name_ptr_info): No need to copy the shared bitmaps.
13953 * tree-ssa-operands.c: Simplify for new virtual operand representation.
13954 (operand_build_cmp, copy_virtual_operands,
13955 create_ssa_artificial_load_stmt, add_to_addressable_set,
13956 gimple_add_to_addresses_taken): Remove public functions.
13957 (unlink_stmt_vdef): New function.
13959 2009-04-03 Alan Modra <amodra@bigpond.net.au>
13961 * config.gcc (powerpc-*-linux*): Merge variants.
13963 2009-04-02 Chao-ying Fu <fu@mips.com>
13964 James Grosbach <james.grosbach@microchip.com>
13966 * config/mips/mips.c (mips_frame_info): Add acc_mask, num_acc,
13967 num_cop0_regs, acc_save_offset, cop0_save_offset, acc_sp_offset,
13969 (machine_function): Add interrupt_handler_p, use_shadow_register_set_p,
13970 keep_interrupts_masked_p, use_debug_exception_return_p.
13971 (mips_attribute_table): Add interrupt, use_shadow_register_set,
13972 keep_interrupts_masked, use_debug_exception_return.
13973 (mips_interrupt_type_p, mips_use_shadow_register_set_p,
13974 mips_keep_interrupts_masked_p, mips_use_debug_exception_return_p):
13976 (mips_function_ok_for_sibcall): Return false for interrupt handlers.
13977 (mips_print_operand): Process COP0 registers to print $0 .. $31
13978 correctly for GAS to process.
13979 (mips_interrupt_extra_call_saved_reg_p): New function.
13980 (mips_cfun_call_saved_reg_p): For interrupt handlers, we need to check
13982 (mips_cfun_might_clobber_call_saved_reg_p): Likewise.
13983 (mips_compute_frame_info): Add supports for interrupt context that
13984 includes doubleword accumulators and COP0 registers.
13985 (mips_for_each_saved_acc): New function.
13986 (mips_for_each_saved_gpr_and_fpr): Change the function name from
13987 mips_for_each_saved_reg.
13988 (mips_save_reg): Save accumulators.
13989 (mips_kernel_reg_p): A new for_each_rtx callback.
13990 (mips_expand_prologue): Support interrupt handlers.
13991 (mips_restore_reg): Restore accumulators.
13992 (mips_expand_epilogue): Support interrupt handlers.
13993 (mips_can_use_return_insn): Return false for interrupt handlers.
13994 (mips_epilogue_uses): New function.
13995 * config/mips/mips.md (UNSPEC_ERET, UNSPEC_DERET, UNSPEC_DI,
13996 UNSPEC_EHB, UNSPEC_RDPGPR, UNSPEC_COP0): New UNSPEC.
13997 (mips_eret, mips_deret, mips_di, mips_ehb, mips_rdpgpr,
13998 cop0_move): New instructions.
13999 * config/mips/mips-protos.h (mips_epilogue_uses): Declare.
14000 * config/mips/mips.h (K0_REG_NUM, K1_REG_NUM, KERNEL_REG_P): New
14002 (COP0_STATUS_REG_NUM, COP0_CAUSE_REG_NUM, COP0_EPC_REG_NUM):
14004 (CAUSE_IPL, SR_IPL, SR_EXL, SR_IE): New defines.
14005 (MIPS_PROLOGUE_TEMP_REGNUM, MIPS_EPILOGUE_TEMP_REGNUM): For
14006 interrupt handlers, we use K0 as the temporary register.
14007 (EPILOGUE_USES): Change to a function call.
14008 * config/mips/sde.h (MIPS_EPILOGUE_TEMP_REGNUM): For interrupt
14009 handlers, we use K0 as the temporary register.
14011 * doc/extend.texi (Function Attributes): Document interrupt,
14012 use_shadow_register_set, keep_interrupts_masked,
14013 use_debug_exception_return for MIPS attributes.
14015 2009-04-03 Alan Modra <amodra@bigpond.net.au>
14017 * config.gcc (powerpc64-*-gnu*): Add rs6000/default64.h to tm_file.
14018 Remove a number of t-files from tmake_file.
14019 * config/rs6000/sysv4.opt (mprototype): Name variable target_prototype.
14020 * config/rs6000/sysv4.h (TARGET_PROTOTYPE): Define.
14021 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Set
14022 target_prototype, not TARGET_PROTOTYPE.
14023 (LINK_OS_GNU_SPEC): Define.
14024 * config/rs6000/t-linux64 (LIB2FUNCS_EXTRA): Delete tramp.S
14025 and darwin-ldoubdle.c.
14027 2009-04-02 Michael Meissner <meissner@linux.vnet.ibm.com>
14030 * gcc.c (save_temps_flag): Add support for -save-temps=obj.
14031 (cpp_options): Ditto.
14032 (default_compilers): Ditto.
14033 (display_help): Ditto.
14034 (process_command): Ditto.
14035 (do_spec_1): Ditto.
14036 (set_input): Use lbasename instead of duplicate code.
14037 (save_temps_prefix): New static for -save-temps=obj.
14038 (save_temps_length): Ditto.
14040 * doc/invoke.texi (-save-temps=obj): Document new variant to
14041 -save-temps switch.
14043 2009-04-02 Jeff Law <law@redhat.com>
14045 * reload1.c (fixup_eh_region_notes): Remove write-only "trap_count"
14048 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
14050 * configure.ac: Support -Bstatic/-Bdynamic for linker version > 2.
14051 * configure: Regenerated.
14053 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
14055 * c-decl.c (merge_decls): Make sure newdecl and olddecl don't
14056 share the argument list.
14058 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
14062 2009-02-12 Diego Novillo <dnovillo@google.com>
14064 * varpool.c (debug_varpool): New.
14065 * cgraph.h (debug_varpool): Declare.
14067 2009-04-02 Jan Hubicka <jh@suse.cz>
14069 * passes.c (init_optimization_passes): Remove two copies of ehcleanup
14072 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
14074 * config/i386/i386.c (ix86_abi): Move initialization to ...
14075 (override_options): Here.
14077 2009-04-02 Christian Bruel <christian.bruel@st.com>
14079 * config/sh/sh.c (sh_dwarf_register_span): New function.
14080 (TARGET_DWARF_REGISTER_SPAN): Define.
14081 * config/sh/sh-protos.h (sh_dwarf_register_span): Declare.
14083 2009-04-02 Ira Rosen <irar@il.ibm.com>
14085 PR tree-optimization/39595
14086 * tree-vect-slp.c (vect_build_slp_tree): Check that the size of
14087 interleaved loads group is not greater than the SLP group size.
14089 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
14091 * builtins.c (is_builtin_name): New.
14092 (called_as_built_in): Use is_builtin_name.
14093 * tree.h (is_builtin_name): New.
14094 * varasm.c (incorporeal_function_p): Use is_builtin_name
14096 2009-04-02 Andrew Stubbs <ams@codesourcery.com>
14098 * config/sh/linux-unwind.h: Disable when inhibit_libc is defined.
14100 2009-04-02 Dodji Seketeli <dodji@redhat.com>
14103 * c-decl.c (clone_underlying_type): Move this ...
14104 * c-common.c (set_underlying_type): ... here.
14105 Also, make sure the function properly sets TYPE_STUB_DECL() on
14106 the newly created typedef variant type.
14107 * c-common.h (is_typedef_decl, set_underlying_type): Declare ...
14108 * c-common.c (is_typedef_decl, set_underlying_type): ... new entry
14111 2009-04-02 Richard Guenther <rguenther@suse.de>
14113 PR tree-optimization/37221
14114 * tree-flow.h (degenerate_phi_result): Declare.
14115 * tree-ssa-dom.c (degenerate_phi_result): Export.
14116 * tree-scalar-evolution.c (analyze_initial_condition): If
14117 the initial condition is defined by a degenerate PHI node
14118 use the degenerate value.
14120 2009-04-01 Eric Botcazou <ebotcazou@adacore.com>
14122 PR rtl-optimization/39588
14123 * combine.c (merge_outer_ops): Do not set the constant when this
14125 (simplify_shift_const_1): Do not modify it either in this case.
14127 2009-04-01 Steven Bosscher <steven@gcc.gnu.org>
14129 * config/ia64/ia64.c (ia64_handle_option): Inform user that Itanium1
14130 tuning is deprecated if -mtune value is set to an Itanium1 variant.
14132 2009-04-01 Janis Johnson <janis187@us.ibm.com>
14135 * c-lex.c (interpret_float): Default (no suffix) is double.
14137 2009-04-1 Xinliang David Li <davidxl@google.com>
14139 * config/i386/i386.c (legitimate_constant_p): Recognize
14140 all one vector constant.
14142 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
14144 * config/vax/vax.c: Add #includes to silence warnings.
14145 Change #include order to silence two warnings.
14147 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
14149 * config/vax/linux.h (TARGET_DEFAULT): Add the MASK_QMATH flag bit.
14150 (ASM_SPEC): Pass -k to the assembler for PIC code.
14152 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
14154 * config.gcc: Add vax-*-linux* to the switch.
14155 * config/vax/linux.h: New file. (TARGET_VERSION,
14156 TARGET_OS_CPP_BUILTINS, TARGET_DEFAULT, CPP_SPEC, LINK_SPEC): Define.
14158 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
14160 * config/vax/vax.c (vax_output_int_move, adjacent_operands_p):
14161 Use predicate macros instead of GET_CODE() == foo.
14162 * config/vax/vax.md (movsi_2, movstrictqi, and<mode>3, ashrsi3,
14163 ashlsi3, rotrsi3, <unnamed>): Likewise.
14165 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
14167 * config/vax/builtins.md (jbbssiqi, jbbssihi, jbbssisi, jbbcciqi,
14168 jbbccihi, jbbccisi): Remova trailing whitespace.
14169 * config/vax/constraints.md: Likewise.
14170 * config/vax/elf.h: (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
14171 * config/vax/openbsd1.h (OBSD_OLD_GAS): Likewise.
14172 * config/vax/predicates.md: Likewise.
14173 * config/vax/vax.c (print_operand_address, vax_output_int_move,
14174 vax_expand_addsub_di_operands, adjacent_operands_p): Likewise.
14175 * config/vax/vax.h: Likewise.
14176 * config/vax/vax.md (nonlocal_goto): Likewise.
14178 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
14180 * config/vax/vax.c (vax_float_literal, vax_output_int_move)
14181 (indirectable_address_p, adjacent_operands_p): Add spaces around
14183 * config/vax/vax-protos.h (adjacent_operands_p): Likewise.
14185 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
14187 * config/vax/vax.c (legitimate_constant_address_p,
14188 legitimate_constant_p, indirectable_address_p, nonindexed_address_p,
14189 index_term_p, reg_plus_index_p, legitimate_address_p,
14190 vax_mode_dependent_address_p): Update comments to match functions
14191 modified by the recent int->bool conversion.
14193 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
14195 * config/vax/builtins.md: Update copyright message.
14196 * config/vax/constraints.md: Likewise.
14197 * config/vax/netbsd-elf.h: Likewise.
14198 * config/vax/predicates.md: Likewise.
14199 * config/vax/vax-protos.h: Likewise.
14200 * config/vax/vax.c: Likewise.
14201 * config/vax/vax.h: Likewise.
14202 * config/vax/vax.md: Likewise.
14203 * config/vax/vax.opt: Likewise.
14205 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
14207 * config/vax/builtins.md (ffssi2, ffssi2_internal,
14208 sync_lock_test_and_set<mode>, sync_lock_release<mode>): Fix indention.
14209 * config/vax/constraints.md (B, R): Likewise.
14210 * config/vax/predicates.md (external_memory_operand,
14211 nonimmediate_addsub_di_operand): Likewise.
14212 * config/vax/vax.c (vax_output_int_add): Likewise.
14213 * config/vax/vax.md (movsi, movsi_2, mov<mode>, call_value,
14214 untyped_call): Likewise.
14216 2009-04-01 Matt Thomas <matt@3am-software.com>
14218 * config/vax/predicates.md: New file.
14219 (symbolic_operand, local_symbolic_operand, external_symbolic_operand,
14220 external_const_operand, nonsymbolic_operand, external_memory_operand,
14221 indirect_memory_operand, indexed_memory_operand,
14222 illegal_blk_memory_operand, illegal_addsub_di_memory_operand,
14223 nonimmediate_addsub_di_operand, general_addsub_di_operand): New
14225 * config/vax/constraints.md: New file.
14226 (Z0, U06, U08, U16, CN6, S08, S16, I, J, K, L, M, N, O, G, Q, B, R, T):
14228 * config/vax/builtins.md: New file.
14229 (ffssi2, ffssi2_internal, sync_lock_test_and_set<mode>, jbbssiqi,
14230 jbbssihi, jbbssisi, sync_lock_release<mode>, jbbcciqi, jbbccihi,
14232 * config/vax/vax.opt (mqmath): Add option.
14233 * config/vax/vax.md (isfx): Extend with DI.
14234 (VAXintQH, VAXintQHSD): Define.
14235 (tst<mode>, cmp<mode>, *bit<mode>, movmemhi1, truncsiqi2, truncsihi2,
14236 mulsidi3, add<mode>3, sub<mode>, mul<mode>3, div<mode>3, and<mode>,
14237 and<mode>_const_int, ior<mode>3, xor<mode>3, neg<mode>2,
14238 one_cmpl<mode>2, ashlsi3, lshrsi3, rotlsi3): Update constraints.
14239 (movdi): Update constraints and use vax_output_int_move().
14240 (movsi, movsi_2, pushlclsymreg, pushextsymreg, movlclsymreg,
14241 movextsymreg, adddi3, adcdi3, subdi3, sbcdi3, pushextsym, movextsym,
14242 pushlclsym, movlclsym, movaddr<mode>, pushaddr<mode>,
14243 nonlocal_goto): New.
14244 (mov<mode>): Extend accepted operand types.
14245 (subdi3_old): Rename from subdi3, change update constraints and use
14246 a new implementation.
14247 * config/vax/vax.h (PCC_BITFIELD_TYPE_MATTERS): Add space.
14248 (FRAME_POINTER_CFA_OFFSET, IRA_COVER_CLASSES, CLASS_MAX_NREGS,
14249 MOVE_RATIO, CLEAR_RATIO): Define.
14250 (REG_CLASS_FROM_LETTER, CONST_OK_FOR_LETTER_P,
14251 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT): Delete.
14252 (PRINT_OPERAND): Redefine using a function instead of inlined code.
14253 * config/vax/vax.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Define.
14254 (split_quadword_operands): Make static and really allow variable
14256 (print_operand_address): Update for PIC generation.
14257 (print_operand, vax_builtin_setjmp_frame_value, vax_output_int_subtract,
14258 indexable_address_p, fixup_mathdi_operand,
14259 vax_expand_addsub_di_operands, adjacent_operands_p): New.
14260 (vax_float_literal, legitimate_constant_p,
14261 indirectable_constant_address_p, index_term_p,
14262 reg_plus_index_p): Return bool instead of int.
14263 (vax_rtx_costs): Fix cost for CONST_INT, indent and use HOST_WIDE_INT
14265 (vax_output_int_move, vax_output_int_add): Extend to allow PIC
14267 (vax_output_conditional_branch): Indent.
14268 (legitimate_constant_address_p, indirectable_constant_address_p,
14269 indirectable_address_p, nonindexed_address_p, legitimate_address_p,
14270 vax_mode_dependent_address_p): Return bool instead of int, update for
14272 * config/vax/vax-protos.h (legitimate_constant_address_p,
14273 legitimate_constant_p, legitimate_address_p,
14274 vax_mode_dependent_address_p): Change declaration to bool.
14275 (legitimate_pic_operand_p, adjacent_operands_p, print_operand,
14276 vax_expand_addsub_di_operands, vax_output_int_subtract,
14277 vax_output_movmemsi): Declare.
14278 (split_quadword_operands, vax_float_literal): Delete declaration.
14279 * config/vax/netbsd-elf.h (CC1_SPEC, CC1PLUS_SPEC) Define.
14280 * config/vax/elf.h (NO_EXTERNAL_INDIRECT_ADDRESS,
14281 VAX_CC1_AND_CC1PLUS_SPEC, ASM_PREFERRED_EH_DATA_FORMAT,
14282 ASM_OUTPUT_DWARF_PCREL): Define.
14283 (ASM_SPEC): Change definition to allow PIC generation.
14285 2009-04-01 Steve Ellcey <sje@cup.hp.com>
14287 * doc/sourcebuild.texi: Update front-end requirements.
14289 2009-04-01 Jakub Jelinek <jakub@redhat.com>
14292 * config/rs6000/rs6000.md (andsi3_internal5_nomc,
14293 anddi3_internal2_nomc, anddi3_internal3_nomc): Removed.
14294 (booldi3_internal3): Use boolean_or_operator instead of
14297 2009-04-01 Joseph Myers <joseph@codesourcery.com>
14300 * c-decl.c (grokdeclarator): Pedwarn for file-scope array
14301 declarator whose size is not an integer constant expression but
14302 folds to an integer constant, then treat it as a constant
14305 2009-04-01 Richard Guenther <rguenther@suse.de>
14307 * fold-const.c (fold_plusminus_mult_expr): Do not fold
14308 i * 4 + 2 to (i * 2 + 1) * 2.
14310 2009-04-01 Jakub Jelinek <jakub@redhat.com>
14313 * c-parser.c (c_parser_asm_statement): Skip until close paren and
14314 return if c_parser_asm_string_literal returned NULL.
14316 2009-04-01 Nick Clifton <nickc@redhat.com>
14318 * config/m32c/m32c.h (LIBGCC2_UNITS_PER_WORD): Define if not
14320 * config/m32c/t-m32c (LIB2FUNCS_EXTRA): Add m32c-lib2-trapv.c.
14321 * config/m32c/m32c-lib2.c: Remove unused typedefs. Rename the
14322 other typedefs to avoid conflicts with libgcc2.c. Define labels
14323 to gain 16-bit bit-manipulation functions from libgcc2.c and then
14325 * config/m32c/m32c-lib2-trapv.c: New file. Define labels
14326 to gain 16-bit trapping arithmetic functions from libgcc2.c and
14329 2009-04-01 Rafael Avila de Espindola <espindola@google.com>
14331 * varasm.c (default_function_rodata_section): Declare DOT as
14334 2009-04-01 Kai Tietz <kai.tietz@onevision.com>
14335 Andrey Galkin <agalkin@hypercom.com>
14338 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address):
14339 Make object_name unique for each process.
14341 2009-04-01 Jakub Jelinek <jakub@redhat.com>
14344 * omp-low.c (remove_exit_barrier): Don't optimize if there are any
14345 addressable variables in the parallel that could go out of scope while
14346 running queued tasks.
14348 2009-04-01 Anatoly Sokolov <aesok@post.ru>
14350 * config/avr/avr.h (avr_case_values_threshold): Remove declaration.
14351 (CASE_VALUES_THRESHOLD): Redefine.
14352 * config/avr/avr.c (avr_override_options): Remove initialization of
14353 avr_case_values_threshold variable.
14354 (avr_case_values_threshold): Remove variable. Add new function.
14355 * config/avr/avr-protos.h (avr_case_values_threshold): Declare.
14356 * config/avr/avr.opt (mno-tablejump): Remove option.
14357 * doc/invoke.texi (AVR Options): Remove -mno-tablejump.
14359 2009-04-01 DJ Delorie <dj@redhat.com>
14361 * varasm.c (default_function_rodata_section): Don't assume
14362 anything about where the first '.' in the section name is.
14364 2009-04-01 Alan Modra <amodra@bigpond.net.au>
14366 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Delete redundant
14367 rs6000_emit_stack_tie.
14369 2009-03-31 Ian Lance Taylor <iant@google.com>
14371 * tree-eh.c (tree_remove_unreachable_handlers): Compare
14372 gimple_code with GIMPLE_RESX, not RESX.
14374 2009-03-31 Joseph Myers <joseph@codesourcery.com>
14376 * c-common.c (c_get_ident): New.
14377 (c_common_nodes_and_builtins): Call it for type names that may be NULL.
14379 2009-04-01 Ben Elliston <bje@au.ibm.com>
14381 * config/rs6000/sysv4.opt (msdata): Improve option description.
14383 2009-03-31 Steve Ellcey <sje@cup.hp.com>
14385 * config/ia64/ia64.md (divsf3_internal_lat): Remove.
14386 (divdf3_internal_lat): Remove.
14387 (divxf3_internal_lat): Remove.
14388 (divxf3_internal_thr): Remove.
14389 (divxf): Use divxf3_internal.
14390 * config/ia64/div.md (divsf3_internal_lat): New.
14391 (divdf3_internal_lat): New.
14392 (divxf3_internal): New.
14394 2009-03-31 Joseph Myers <joseph@codesourcery.com>
14397 * Makefile.in (USE_GCC_STDINT): Define.
14398 (stmp-int-hdrs): Install stdint.h if applicable.
14399 * c-common.c (CHAR16_TYPE): Define in terms of UINT_LEAST16_TYPE
14401 (CHAR32_TYPE): Define in terms of UINT_LEAST32_TYPE if known.
14402 (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE, INT64_TYPE,
14403 UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
14404 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
14405 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
14406 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
14407 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
14408 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
14409 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
14410 (c_common_nodes_and_builtins): Initialize
14411 underlying_wchar_type_node. Do not initialize
14412 signed_wchar_type_node or unsigned_wchar_type_node. Initialize
14413 nodes for new types.
14414 (c_stddef_cpp_builtins): Define macros for new types.
14415 * c-common.h (CTI_SIGNED_WCHAR_TYPE, CTI_UNSIGNED_WCHAR_TYPE):
14417 (CTI_UNDERLYING_WCHAR_TYPE, CTI_SIG_ATOMIC_TYPE, CTI_INT8_TYPE,
14418 CTI_INT16_TYPE, CTI_INT32_TYPE, CTI_INT64_TYPE, CTI_UINT8_TYPE,
14419 CTI_UINT16_TYPE, CTI_UINT32_TYPE, CTI_UINT64_TYPE,
14420 CTI_INT_LEAST8_TYPE, CTI_INT_LEAST16_TYPE, CTI_INT_LEAST32_TYPE,
14421 CTI_INT_LEAST64_TYPE, CTI_UINT_LEAST8_TYPE, CTI_UINT_LEAST16_TYPE,
14422 CTI_UINT_LEAST32_TYPE, CTI_UINT_LEAST64_TYPE, CTI_INT_FAST8_TYPE,
14423 CTI_INT_FAST16_TYPE, CTI_INT_FAST32_TYPE, CTI_INT_FAST64_TYPE,
14424 CTI_UINT_FAST8_TYPE, CTI_UINT_FAST16_TYPE, CTI_UINT_FAST32_TYPE,
14425 CTI_UINT_FAST64_TYPE, CTI_INTPTR_TYPE, CTI_UINTPTR_TYPE): Define.
14426 (signed_wchar_type_node, unsigned_wchar_type_node): Remove.
14427 (underlying_wchar_type_node, sig_atomic_type_node, int8_type_node,
14428 int16_type_node, int32_type_node, int64_type_node,
14429 uint8_type_node, uint16_type_node, c_uint32_type_node,
14430 c_uint64_type_node, int_least8_type_node, int_least16_type_node,
14431 int_least32_type_node, int_least64_type_node,
14432 uint_least8_type_node, uint_least16_type_node,
14433 uint_least32_type_node, uint_least64_type_node,
14434 int_fast8_type_node, int_fast16_type_node, int_fast32_type_node,
14435 int_fast64_type_node, uint_fast8_type_node, uint_fast16_type_node,
14436 uint_fast32_type_node, uint_fast64_type_node, intptr_type_node,
14437 uintptr_type_node): Define.
14438 * c-cppbuiltin.c (builtin_define_constants,
14439 builtin_define_type_minmax): New.
14440 (builtin_define_stdint_macros): Define more macros.
14441 (c_cpp_builtins): Define more limit macros.
14442 (type_suffix): New.
14443 (builtin_define_type_max): Define in terms of
14444 builtin_define_type_minmax. Remove is_long parameter. All
14446 * config.gcc (use_gcc_stdint): Define.
14447 (tm_file): Add glibc-stdint.h for targets using glibc or uClibc.
14448 Add newlib-stdint.h for generic targets.
14449 * config/glibc-stdint.h, config/newlib-stdint.h,
14450 ginclude/stdint-gcc.h, ginclude/stdint-wrap.h: New.
14451 * config/m32c/m32c.h (UINTPTR_TYPE): Define.
14452 * config/score/score.h (UINTPTR_TYPE): Define.
14453 * config/sol2.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
14454 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
14455 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
14456 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
14457 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
14458 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
14459 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
14460 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
14461 * config/spu/spu.h (STDINT_LONG32): Define.
14462 * configure.ac (use_gcc_stdint): Substitute.
14463 * configure: Regenerate.
14464 * doc/cpp.texi (__SIG_ATOMIC_TYPE__, __INT8_TYPE__,
14465 __INT16_TYPE__, __INT32_TYPE__, __INT64_TYPE__, __UINT8_TYPE__,
14466 __UINT16_TYPE__, __UINT32_TYPE__, __UINT64_TYPE__,
14467 __INT_LEAST8_TYPE__, __INT_LEAST16_TYPE__, __INT_LEAST32_TYPE__,
14468 __INT_LEAST64_TYPE__, __UINT_LEAST8_TYPE__, __UINT_LEAST16_TYPE__,
14469 __UINT_LEAST32_TYPE_, __UINT_LEAST64_TYPE__, __INT_FAST8_TYPE__,
14470 __INT_FAST16_TYPE__, __INT_FAST32_TYPE__, __INT_FAST64_TYPE__,
14471 __UINT_FAST8_TYPE__, __UINT_FAST16_TYPE__, __UINT_FAST32_TYPE__,
14472 __UINT_FAST64_TYPE__, __INTPTR_TYPE__, __UINTPTR_TYPE__,
14473 __WINT_MAX__, __SIZE_MAX__, __PTRDIFF_MAX__, __UINTMAX_MAX__,
14474 __SIG_ATOMIC_MAX__, __INT8_MAX__, __INT16_MAX__, __INT32_MAX__,
14475 __INT64_MAX__, __UINT8_MAX__, __UINT16_MAX__, __UINT32_MAX__,
14476 __UINT64_MAX__, __INT_LEAST8_MAX__, __INT_LEAST16_MAX__,
14477 __INT_LEAST32_MAX__, __INT_LEAST64_MAX__, __UINT_LEAST8_MAX__,
14478 __UINT_LEAST16_MAX__, __UINT_LEAST32_MAX__, __UINT_LEAST64_MAX__,
14479 __INT_FAST8_MAX__, __INT_FAST16_MAX__, __INT_FAST32_MAX__,
14480 __INT_FAST64_MAX__, __UINT_FAST8_MAX__, __UINT_FAST16_MAX__,
14481 __UINT_FAST32_MAX__, __UINT_FAST64_MAX__, __INTPTR_MAX__,
14482 __UINTPTR_MAX__, __WCHAR_MIN__, __WINT_MIN__, __SIG_ATOMIC_MIN__,
14483 __INT8_C, __INT16_C, __INT32_C, __INT64_C, __UINT8_C, __UINT16_C,
14484 __UINT32_C, __UINT64_C, __INTMAX_C, __UINTMAX_C): Document.
14485 * doc/tm.texi (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE,
14486 INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
14487 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
14488 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
14489 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
14490 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
14491 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
14492 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Document.
14494 2009-03-31 Bernd Schmidt <bernd.schmidt@analog.com>
14496 * loop-iv.c (suitable_set_for_replacement): Renamed from
14497 simplify_using_assignment; changed to return bool and to accept new
14498 args DEST and SRC. Return true iff we find a source/destination pair
14499 that can be used to make a replacement, and fill SRC and DEST if so.
14500 Remove arg ALTERED. Don't deal with altered regs here. All callers
14502 (simplify_using_initial_values): Deal with altered regs here and track
14503 more precisely the effect they have on the validity of our expression.
14505 * loop-iv.c (simplify_using_condition): A condition of the form
14506 (EQ REG CONST) can be used to simply make a substitution.
14507 (simplify_using_initial_values): Keep track of conditions we have seen
14508 and keep using them to simplify new expressions, while applying the
14509 same substitutions to them as to the expression.
14511 * simplify-rtx.c (simplify_relational_operation_1): Simplify
14512 (LTU (PLUS a C) C) or (LTU (PLUS a C) a) to (GEU a -C); likewise with
14515 * loop-iv.c (determine_max_iter): New arg OLD_NITER. All callers
14516 changed. Use this when trying to improve the upper bound.
14517 Generate the comparison by using simplify_gen_relational.
14519 * loop-iv.c (simple_rhs_p): Allow more kinds of expressions.
14521 * loop-iv.c (replace_single_def_regs, replace_in_expr): New static
14523 (simplify_using_assignment, simplify_using_initial_values): Call
14524 replace_in_expr to make replacements. Call replace_single_def_regs
14525 once on the initial version of the expression.
14527 2009-03-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
14530 * doc/invoke.texi (ARM Options): Update documentation for -mthumb.
14532 2009-03-31 Richard Guenther <rguenther@suse.de>
14534 PR middle-end/31029
14535 * fold-const.c (fold_binary): Fold X +- Y CMP X to Y CMP 0 for
14536 equality comparisons. Fold C - X CMP X if C % 2 == 1.
14538 2009-03-31 Richard Guenther <rguenther@suse.de>
14540 * tree.h (div_if_zero_remainder): Declare.
14541 * fold-const.c (div_if_zero_remainder): Export.
14542 * tree-ssa-forwprop.c
14543 (forward_propagate_addr_into_variable_array_index): Handle
14544 constant array index addition outside of the variable index.
14546 2009-03-31 Joseph Myers <joseph@codesourcery.com>
14549 * config/i386/i386.md (*floatunssi<mode>2_1, two unnamed
14550 define_splits, floatunssi<mode>2): Require x87 conversions from
14551 DImode to be permitted.
14553 2009-03-31 Joseph Myers <joseph@codesourcery.com>
14555 PR preprocessor/15638
14556 * c-common.c (c_cpp_error): Handle CPP_DL_FATAL.
14558 2009-03-31 Richard Guenther <rguenther@suse.de>
14560 PR middle-end/23401
14561 PR middle-end/27810
14562 * tree.h (DECL_GIMPLE_FORMAL_TEMP_P): Remove.
14563 (struct tree_decl_with_vis): Remove gimple_formal_temp member.
14564 * tree-eh.c (lower_eh_constructs_2): Move LHS assignment to
14565 a separate statement.
14566 * gimplify.c (pop_gimplify_context): Remove formal temp handling.
14567 (lookup_tmp_var): Likewise.
14568 (is_gimple_formal_tmp_or_call_rhs): Remove.
14569 (is_gimple_reg_or_call_rhs): Rename to ...
14570 (is_gimple_reg_rhs_or_call): ... this.
14571 (is_gimple_mem_or_call_rhs): Rename to ...
14572 (is_gimple_mem_rhs_or_call): ... this.
14573 (internal_get_tmp_var): Use is_gimple_reg_rhs_or_call. Set
14574 DECL_GIMPLE_REG_P only if is_formal is true.
14575 (gimplify_compound_lval): Use is_gimple_reg. Remove workaround
14576 for non-proper post-modify expression gimplification.
14577 (gimplify_self_mod_expr): For post-modify expressions gimplify
14578 the lvalue to a minimal lvalue.
14579 (rhs_predicate_for): Remove formal temp case.
14580 (gimplify_modify_expr_rhs): Likewise.
14581 (gimplify_addr_expr): Use is_gimple_reg.
14582 (gimplify_expr): Remove formal temp cases.
14583 (gimple_regimplify_operands): Likewise.
14584 * tree-ssa-pre.c (get_or_alloc_expr_for): Treat EXC_PTR_EXPR
14585 and FILTER_EXPR like constants.
14586 * gimple.c (walk_gimple_op): Fix val_only initialization, use
14588 (is_gimple_formal_tmp_rhs): Remove.
14589 (is_gimple_reg_rhs): Remove special casing.
14590 (is_gimple_mem_rhs): Fix.
14591 (is_gimple_reg): Move DECL_GIMPLE_REG_P handling earlier.
14592 (is_gimple_formal_tmp_var): Remove.
14593 (is_gimple_formal_tmp_reg): Likewise.
14594 (is_gimple_min_lval): Allow invariant component ref parts.
14595 * gimple.h (is_gimple_formal_tmp_rhs, is_gimple_formal_tmp_var,
14596 is_gimple_formal_tmp_reg): Remove declarations.
14597 * tree-cfg.c (verify_expr): Verify that variables with address
14598 taken do not have DECL_GIMPLE_REG_P set.
14599 * tree-mudflap.c (mf_build_check_statement_for): Use
14600 force_gimple_operand instead of gimplify_expr.
14602 2009-03-31 Ayal Zaks <zaks@il.ibm.com>
14604 * modulo-sched.c (sms_schedule_by_order): Pass the actual
14605 schedulable rows to compute_split_row.
14607 2009-03-31 Ben Elliston <bje@au.ibm.com>
14610 * config/rs6000/rs6000.c (rs6000_handle_option): Handle
14613 2009-03-31 Alan Modra <amodra@bigpond.net.au>
14615 * doc/invoke.texi (RS/6000 and PowerPC Options):Document mtls-markers.
14616 * configure.ac (HAVE_AS_TLS_MARKERS): New gas feature check.
14617 * configure: Regenerate.
14618 * config.in: Regenerate.
14619 * config/rs6000/rs6000.opt (mtls-markers): Add.
14620 * config/rs6000/rs6000.h (TARGET_TLS_MARKERS): Define.
14621 * config/rs6000/rs6000.md (tls_gd_aix, tls_gd_sysv): Add splitter.
14622 (tls_ld_aix, tls_ld_sysv): Likewise.
14623 (tls_gd, tls_gd_call_aix, tls_gd_call_sysv): New insns.
14624 (tls_ld, tls_ld_call_aix, tls_ld_call_sysv): Likewise.
14626 2009-03-31 Alan Modra <amodra@bigpond.net.au>
14628 * config/spu/spu.c (spu_expand_prologue): Delete redundant code.
14630 2009-03-30 Jan Hubicka <jh@suse.cz>
14632 * tree-eh.c (make_eh_edges): Set probability 100% to first edge
14634 (tree_remove_unreachable_handlers): Cleanup EH predecestor
14635 detection and label handling.
14637 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
14639 * ira-int.h (ira_allocno): Rename left_conflicts_num to
14640 left_conflicts_size.
14641 (ALLOCNO_LEFT_CONFLICTS_NUM): Rename to
14642 ALLOCNO_LEFT_CONFLICTS_SIZE.
14644 * ira-color.c (allocno_spill_priority, push_allocno_to_stack,
14645 remove_allocno_from_bucket_and_push,
14646 allocno_spill_priority_compare, push_allocnos_to_stack,
14647 setup_allocno_available_regs_num): Use ALLOCNO_LEFT_CONFLICTS_SIZE
14648 instead of ALLOCNO_LEFT_CONFLICTS_NUM.
14649 (setup_allocno_left_conflicts_num): Ditto. Rename to
14650 setup_allocno_left_conflicts_size.
14651 (put_allocno_into_bucket): Use ALLOCNO_LEFT_CONFLICTS_SIZE
14652 instead of ALLOCNO_LEFT_CONFLICTS_NUM and
14653 setup_allocno_left_conflicts_size instead of
14654 setup_allocno_left_conflicts_num.
14656 * ira-build.c (ira_create_allocno): Use
14657 ALLOCNO_LEFT_CONFLICTS_SIZE instead of
14658 ALLOCNO_LEFT_CONFLICTS_NUM.
14660 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
14662 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
14663 instead of DF_LR_OUT.
14665 * ira-lives.c (process_bb_node_lives): Ditto.
14667 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
14668 instead of DF_LR_{OUT,IN}.
14670 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
14672 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
14674 2009-03-30 Jan Hubicka <jh@suse.cz>
14676 * except.c (label_to_region_map): Fix thinko.
14678 2009-03-30 Steve Ellcey <sje@cup.hp.com>
14680 PR middle-end/38237
14681 * tree.h (tree_find_value): New declaration.
14682 * tree.c (tree_find_value): New function.
14683 * varasm.c (assemble_external): Avoid duplicate entries on lists.
14685 2009-03-30 Jakub Jelinek <jakub@redhat.com>
14688 * c-decl.c (struct c_binding): Add locus field.
14689 (bind): Add locus argument, set locus field from it.
14690 (pop_scope): For b->nested VAR_DECL or FUNCTION_DECL,
14691 add a DECL_EXTERNAL copy of b->decl to current BLOCK_VARS.
14692 (push_file_scope, pushtag, pushdecl, pushdecl_top_level,
14693 implicitly_declare, undeclared_variable, lookup_label,
14694 declare_label, c_make_fname_decl, c_builtin_function,
14695 c_builtin_function_ext_scope, store_parm_decls_newstyle): Adjust
14698 2009-03-30 H.J. Lu <hongjiu.lu@intel.com>
14701 * config/i386/i386.c (classify_argument): Check total size of
14704 2009-03-30 Martin Jambor <mjambor@suse.cz>
14706 * ipa-prop.h (jump_func_type): Rename IPA_UNKNOWN, IPA_CONST,
14707 IPA_CONST_MEMBER_PTR, and IPA_PASS_THROUGH to IPA_JF_UNKNOWN,
14708 IPA_JF_CONST, IPA_JF_CONST_MEMBER_PTR, and IPA_JF_PASS_THROUGH
14711 * tree-dfa.c (get_ref_base_and_extent): Return -1 maxsize if
14712 seen_variable_array_ref while also traversing a union.
14714 * tree-inline.c (optimize_inline_calls): Do not call
14715 cgraph_node_remove_callees.
14716 * cgraphbuild.c (remove_cgraph_callee_edges): New function.
14717 (pass_remove_cgraph_callee_edges): New variable.
14718 * passes.c (init_optimization_passes): Add
14719 pass_remove_cgraph_callee_edges after early inlining and before all
14720 late intraprocedural passes.
14722 * omp-low.c (expand_omp_taskreg): Always set current_function_decl.
14724 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
14726 * config/sparc/sparc.md (*nand<V64mode>_vis, *nand<V32mode>_vis):
14727 Fix typos in names.
14729 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
14731 * combine.c (simplify_comparison): Use have_insn_for.
14732 * dojump.c (do_jump): Likewise.
14734 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
14736 * config/sparc/sparc.c (sparc_compare_emitted): Remove.
14737 (gen_compare_reg, emit_v9_brxx_insn): Handle MODE_CC
14738 sparc_compare_op0 like sparc_compare_emitted used to be handled.
14739 (sparc_expand_compare_and_swap_12): Set sparc_compare_op0
14740 instead of sparc_compare_emitted.
14741 * config/sparc/sparc.h (sparc_compare_emitted): Remove.
14742 * config/sparc/sparc.md (stack_protect_test): Set sparc_compare_op0
14743 instead of sparc_compare_emitted.
14745 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
14747 * bb-reorder.c (partition_hot_cold_basic_blocks): Do not
14748 enter/exit cfglayout mode.
14749 (pass_partition_block): Require it.
14750 * combine.c (find_single_use, reg_dead_at_p): Use CFG.
14751 (combine_instructions): Track basic blocks instead of labels.
14752 (update_cfg_for_uncondjump): New.
14753 (try_combine): Use it. Update jumps after rescanning.
14754 (pass_combine): Require PROP_cfglayout.
14755 * passes.c (pass_outof_cfg_layout_mode): Move after regmove.
14757 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
14759 * cfglayout.c (pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode):
14760 Provide/destroy PROP_cfglayout respectively.
14761 * gcse.c (pass_jump_bypass, pass_gcse): Require it.
14762 * tree-pass.h (PROP_cfglayout): New.
14764 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
14766 * fold-const.c (const_binop, fold_convert_const_real_from_fixed,
14767 fold_convert_const_fixed_from_fixed,
14768 fold_convert_const_fixed_from_int,
14769 fold_convert_const_fixed_from_real, fold_negate_const): Do not
14770 set TREE_CONSTANT_OVERFLOW.
14771 * tree.def: Remove mention of TREE_CONSTANT_OVERFLOW.
14772 * tree.h (TREE_CONSTANT_OVERFLOW): Delete.
14774 2009-03-30 Ira Rosen <irar@il.ibm.com>
14776 * tree-vect-loop-manip.c: New file.
14777 * tree-vectorizer.c: Update documentation and included files.
14778 (vect_loop_location): Make extern.
14779 (rename_use_op): Move to tree-vect-loop-manip.c
14780 (rename_variables_in_bb, rename_variables_in_loop,
14781 slpeel_update_phis_for_duplicate_loop,
14782 slpeel_update_phi_nodes_for_guard1,
14783 slpeel_update_phi_nodes_for_guard2, slpeel_make_loop_iterate_ntimes,
14784 slpeel_tree_duplicate_loop_to_edge_cfg, slpeel_add_loop_guard,
14785 slpeel_can_duplicate_loop_p, slpeel_verify_cfg_after_peeling,
14786 set_prologue_iterations, slpeel_tree_peel_loop_to_edge,
14787 find_loop_location): Likewise.
14788 (new_stmt_vec_info): Move to tree-vect-stmts.c.
14789 (init_stmt_vec_info_vec, free_stmt_vec_info_vec, free_stmt_vec_info,
14790 get_vectype_for_scalar_type, vect_is_simple_use,
14791 supportable_widening_operation, supportable_narrowing_operation):
14793 (bb_in_loop_p): Move to tree-vect-loop.c.
14794 (new_loop_vec_info, destroy_loop_vec_info,
14795 reduction_code_for_scalar_code, report_vect_op,
14796 vect_is_simple_reduction, vect_is_simple_iv_evolution): Likewise.
14797 (vect_can_force_dr_alignment_p): Move to tree-vect-data-refs.c.
14798 (vect_supportable_dr_alignment): Likewise.
14799 * tree-vectorizer.h (tree-data-ref.h): Include.
14800 (vect_loop_location): Declare.
14801 Reorganize function declarations according to the new file structure.
14802 * tree-vect-loop.c: New file.
14803 * tree-vect-analyze.c: Remove. Move functions to tree-vect-data-refs.c,
14804 tree-vect-stmts.c, tree-vect-slp.c, tree-vect-loop.c.
14805 * tree-vect-data-refs.c: New file.
14806 * tree-vect-patterns.c (timevar.h): Don't include.
14807 * tree-vect-stmts.c: New file.
14808 * tree-vect-transform.c: Remove. Move functions to tree-vect-stmts.c,
14809 tree-vect-slp.c, tree-vect-loop.c.
14810 * Makefile.in (OBJS-common): Remove tree-vect-analyze.o and
14811 tree-vect-transform.o. Add tree-vect-data-refs.o, tree-vect-stmts.o,
14812 tree-vect-loop.o, tree-vect-loop-manip.o, tree-vect-slp.o.
14813 (tree-vect-analyze.o): Remove.
14814 (tree-vect-transform.o): Likewise.
14815 (tree-vect-data-refs.o): Add rule.
14816 (tree-vect-stmts.o, tree-vect-loop.o, tree-vect-loop-manip.o,
14817 tree-vect-slp.o): Likewise.
14818 (tree-vect-patterns.o): Remove redundant dependencies.
14819 (tree-vectorizer.o): Likewise.
14820 * tree-vect-slp.c: New file.
14822 2009-03-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
14824 * optc-gen.awk: Warn if an option flag has multiple different
14827 2009-03-30 Sebastian Pop <sebastian.pop@amd.com>
14829 * doc/invoke.texi (-floop-interchange, -floop-strip-mine,
14830 -floop-block): Document dependences on PPL, CLooG and Graphite.
14832 2009-03-30 Joseph Myers <joseph@codesourcery.com>
14834 PR rtl-optimization/323
14835 * c-common.c (c_fully_fold, convert_and_check,
14836 c_common_truthvalue_conversion): Handle EXCESS_PRECISION_EXPR.
14837 (c_fully_fold_internal): Disallow EXCESS_PRECISION_EXPR.
14838 * c-common.def (EXCESS_PRECISION_EXPR): New.
14839 * c-cppbuiltin.c (builtin_define_float_constants): Define
14840 constants with enough digits for long double.
14841 * c-lex.c (interpret_float): Interpret constant with excess
14842 precision where appropriate.
14843 * c-opts.c (c_common_post_options): Set
14844 flag_excess_precision_cmdline. Give an error for
14845 -fexcess-precision=standard for C++ for processors where the
14846 option is significant.
14847 * c-parser.c (c_parser_conditional_expression): Handle excess
14848 precision in condition.
14849 * c-typeck.c (convert_arguments): Handle arguments with excess
14851 (build_unary_op): Move excess precision outside operation.
14852 (build_conditional_expr): Likewise.
14853 (build_compound_expr): Likewise.
14854 (build_c_cast): Do cast on operand of EXCESS_PRECISION_EXPR.
14855 (build_modify_expr): Handle excess precision in RHS.
14856 (convert_for_assignment): Handle excess precision in converted
14858 (digest_init, output_init_element, process_init_element): Handle
14859 excess precision in initializer.
14860 (c_finish_return): Handle excess precision in return value.
14861 (build_binary_op): Handle excess precision in operands and add
14862 excess precision as needed for operation.
14863 * common.opt (-fexcess-precision=): New option.
14864 * config/i386/i386.h (X87_ENABLE_ARITH, X87_ENABLE_FLOAT): New.
14865 * config/i386/i386.md (float<SSEMODEI24:mode><X87MODEF:mode>2):
14866 For standard excess precision, output explicit conversion to and
14867 truncation from XFmode.
14868 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1,
14869 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp,
14870 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387, two unnamed
14871 define_splits, floatdi<X87MODEF:mode>2_i387_with_xmm, two unnamed
14872 define_splits, *floatunssi<mode>2_1, two unnamed define_splits,
14873 floatunssi<mode>2, add<mode>3, sub<mode>3, mul<mode>3, divdf3,
14874 divsf3, *fop_<mode>_comm_i387, *fop_<mode>_1_i387,
14875 *fop_<MODEF:mode>_2_i387, *fop_<MODEF:mode>_3_i387,
14876 *fop_df_4_i387, *fop_df_5_i387, *fop_df_6_i387, two unnamed
14877 define_splits, sqrt<mode>2): Disable where appropriate for
14878 standard excess precision.
14879 * convert.c (convert_to_real): Do not shorten arithmetic to type
14880 for which excess precision would be used.
14881 * defaults.h (TARGET_FLT_EVAL_METHOD_NON_DEFAULT): Define.
14882 * doc/invoke.texi (-fexcess-precision=): Document option.
14883 (-mfpmath=): Correct index entry.
14884 * flags.h (enum excess_precision, flag_excess_precision_cmdline,
14885 flag_excess_precision): New.
14886 * langhooks.c (lhd_post_options): Set
14887 flag_excess_precision_cmdline.
14888 * opts.c (common_handle_option): Handle -fexcess-precision=.
14889 * toplev.c (flag_excess_precision_cmdline, flag_excess_precision,
14890 init_excess_precision): New.
14891 (lang_dependent_init_target): Call init_excess_precision.
14892 * tree.c (excess_precision_type): New.
14893 * tree.h (excess_precision_type): Declare.
14895 2009-03-30 Joseph Myers <joseph@codesourcery.com>
14898 * c-typeck.c (build_component_ref): Do not copy qualifiers from
14899 non-lvalue to component.
14901 2009-03-29 Joseph Myers <joseph@codesourcery.com>
14903 PR preprocessor/34695
14904 * Makefile.in (c-opts.o): Depend on c-tree.h.
14905 * c-common.c: Move down include of diagnostic.h.
14906 (done_lexing, c_cpp_error): New.
14907 * c-common.h (done_lexing): Declare.
14908 * c-decl.c (c_write_global_declarations): Don't check cpp_errors
14910 * c-opts.c: Include c-tree.h.
14911 (c_common_init_options): Set preprocessor error callback.
14912 (c_common_handle_option): Do not set preprocessor
14913 inhibit_warnings, warnings_are_errors, warn_system_headers,
14914 pedantic_errors or inhibit_warnings flags.
14915 (c_common_post_options): Do not check cpp_errors (parse_in).
14916 (c_common_finish): Do not output dependencies if there were
14917 errors. Do not check return value of cpp_finish.
14918 * c-ppoutput.c (pp_file_change): Set input_location.
14919 * c-tree.h (c_cpp_error): Declare.
14920 * diagnostic.c (diagnostic_set_info_translated): Also initialize
14922 (diagnostic_build_prefix): Check override_column.
14923 * diagnostic.h (diagnostic_info): Add override_column field.
14924 (diagnostic_override_column): Define.
14926 2009-03-28 Paolo Bonzini <bonzini@gnu.org>
14928 * c-common.c (c_expand_expr, c_staticp): Remove.
14929 * c-common.def (COMPOUND_LITERAL_EXPR): Delete.
14930 * c-common.h (emit_local_var, c_staticp, COMPOUND_LITERAL_EXPR_DECL,
14931 COMPOUND_LITERAL_EXPR_DECL_EXPR): Remove.
14932 * c-gimplify.c (gimplify_compound_literal_expr,
14933 optimize_compound_literals_in_ctor): Remove.
14934 (c_gimplify_expr): Remove COMPOUND_LITERAL_EXPR handling.
14935 * c-objc-common.h (LANG_HOOKS_STATICP): Remove.
14936 * c-semantics.c (emit_local_var): Remove.
14938 * langhooks-def.h (lhd_expand_expr): Remove.
14939 * langhooks.c (lhd_expand_expr): Remove.
14940 * langhooks.h (LANG_HOOKS_DEF): Remove LANG_HOOKS_EXPAND_EXPR.
14942 * expr.c (expand_expr_real_1): Move COMPOUND_LITERAL_EXPR
14943 handling from c-semantics.c; don't call into langhook.
14944 (expand_expr_addr_expr_1): Check that we don't get non-GENERIC trees.
14945 * gimplify.c (gimplify_compound_literal_expr,
14946 optimize_compound_literals_in_ctor): Move from c-gimplify.c.
14947 (gimplify_init_constructor): Call optimize_compound_literals_in_ctor.
14948 (gimplify_modify_expr_rhs, gimplify_expr): Handle COMPOUND_LITERAL_EXPR
14949 as was done in c-gimplify.c.
14950 * tree.c (staticp): Move COMPOUND_LITERAL_EXPR handling from c_staticp.
14951 * tree.h (COMPOUND_LITERAL_EXPR_DECL, COMPOUND_LITERAL_EXPR_DECL_EXPR):
14952 Move from c-common.h.
14953 * tree.def (COMPOUND_LITERAL_EXPR): Move from c-common.def.
14955 * tree.c (staticp): Do not call langhook.
14956 * langhooks.c (lhd_staticp): Delete.
14957 * langhooks-def.h (lhd_staticp): Delete prototype.
14958 (LANG_HOOKS_STATICP): Delete.
14959 (LANG_HOOKS_INITIALIZER): Delete LANG_HOOKS_STATICP.
14961 * doc/c-tree.texi (Expression nodes): Refer to DECL_EXPRs
14962 instead of DECL_STMTs.
14964 2009-03-29 Joseph Myers <joseph@codesourcery.com>
14972 * builtins.c (fold_builtin_sincos): Build COMPOUND_EXPR in
14974 (fold_call_expr): Return a NOP_EXPR from folding rather than the
14975 contained expression.
14976 * c-common.c (c_fully_fold, c_fully_fold_internal, c_save_expr): New.
14977 (c_common_truthvalue_conversion): Use c_save_expr. Do not fold
14978 conditional expressions for C.
14979 (decl_constant_value_for_optimization): Move from
14980 decl_constant_value_for_broken_optimization in c-typeck.c. Check
14981 whether optimizing and that the expression is a VAR_DECL not of
14982 array type instead of doing such checks in the caller. Do not
14983 check pedantic. Call gcc_unreachable for C++.
14984 * c-common.def (C_MAYBE_CONST_EXPR): New.
14985 * c-common.h (c_fully_fold, c_save_expr,
14986 decl_constant_value_for_optimization): New prototypes.
14987 (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
14988 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
14989 EXPR_INT_CONST_OPERANDS): Define.
14990 * c-convert.c (convert): Strip nops from expression.
14991 * c-decl.c (groktypename): Take extra parameters expr and
14992 expr_const_operands. Update call to grokdeclarator.
14993 (start_decl): Update call to grokdeclarator. Add statement for
14994 expressions used in type of decl.
14995 (grokparm): Update call to grokdeclarator.
14996 (push_parm_decl): Update call to grokdeclarator.
14997 (build_compound_literal): Add parameter non_const and build a
14998 C_MAYBE_COSNT_EXPR if applicable.
14999 (grokdeclarator): Take extra parameters expr and
15000 expr_const_operands. Track expressions used in declaration
15001 specifiers and declarators. Fold array sizes and track whether
15002 they are constant expressions and whether they are integer
15003 constant expressions.
15004 (parser_xref_tag): Set expr and expr_const_operands fields in
15006 (grokfield): Update call to grokdeclarator.
15007 (start_function): Update call to grokdeclarator.
15008 (build_null_declspecs): Set expr and expr_const_operands fields in
15010 (declspecs_add_type): Handle expressions in typeof specifiers.
15011 * c-parser.c (c_parser_declspecs): Set expr and
15012 expr_const_operands fields for declaration specifiers.
15013 (c_parser_enum_specifier): Likewise.
15014 (c_parser_struct_or_union_specifier): Likewise.
15015 (c_parser_typeof_specifier): Likewise. Update call to
15016 groktypename. Fold expression as needed. Return expressions with
15017 type instead of adding statements.
15018 (c_parser_attributes): Update calls to c_parser_expr_list.
15019 (c_parser_statement_after_labels): Fold expression before passing
15020 to objc_build_throw_stmt.
15021 (c_parser_condition): Fold expression.
15022 (c_parser_asm_operands): Fold expression.
15023 (c_parser_conditional_expression): Use c_save_expr. Update call
15024 to build_conditional_expr.
15025 (c_parser_alignof_expression): Update call to groktypename.
15026 (c_parser_postfix_expression): Preserve C_MAYBE_CONST_EXPR as
15027 original_code. Fold expression argument of va_arg. Create
15028 C_MAYBE_CONST_EXPR to preserve side effects of expressions in type
15029 argument to va_arg. Update calls to groktypename. Fold array
15030 index for offsetof. Verify that first argument to
15031 __builtin_choose_expr has integer type.
15032 (c_parser_postfix_expression_after_paren_type): Update calls to
15033 groktypename and build_compound_literal. Handle expressions with
15034 side effects in type name.
15035 (c_parser_postfix_expression_after_primary): Update call to
15036 c_parser_expr_list. Set original_code for calls to
15037 __builtin_constant_p.
15038 (c_parser_expr_list): Take extra parameter fold_p. Fold
15039 expressions if requested.
15040 (c_parser_objc_type_name): Update call to groktypename.
15041 (c_parser_objc_synchronized_statement): Fold expression.
15042 (c_parser_objc_receiver): Fold expression.
15043 (c_parser_objc_keywordexpr): Update call to c_parser_expr_list.
15044 (c_parser_omp_clause_num_threads, c_parser_omp_clause_schedule,
15045 c_parser_omp_atomic, c_parser_omp_for_loop): Fold expressions.
15046 * c-tree.h (CONSTRUCTOR_NON_CONST): Define.
15047 (struct c_typespec): Add elements expr and expr_const_operands.
15048 (struct c_declspecs): Add elements expr and expr_const_operands.
15049 (groktypename, build_conditional_expr, build_compound_literal):
15051 (in_late_binary_op): Declare.
15052 * c-typeck.c (note_integer_operands): New function.
15053 (in_late_binary_op): New variable.
15054 (decl_constant_value_for_broken_optimization): Move to c-common.c
15055 and rename to decl_constant_value_for_optimization.
15056 (default_function_array_conversion): Do not strip nops.
15057 (default_conversion): Do not call
15058 decl_constant_value_for_broken_optimization.
15059 (build_array_ref): Do not fold result.
15060 (c_expr_sizeof_expr): Fold operand. Use C_MAYBE_CONST_EXPR for
15061 result when operand is a VLA.
15062 (c_expr_sizeof_type): Update call to groktypename. Handle
15063 expressions included in type name. Use C_MAYBE_CONST_EXPR for
15064 result when operand names a VLA type.
15065 (build_function_call): Update call to build_compound_literal.
15066 Only fold result for calls to __builtin_* functions. Strip
15067 NOP_EXPR from INTEGER_CST returned from such functions. Fold
15068 the function designator.
15069 (convert_arguments): Fold arguments. Update call to
15070 convert_for_assignment.
15071 (build_unary_op): Handle increment and decrement of
15072 C_MAYBE_CONST_EXPR. Move lvalue checks for increment and
15073 decrement earlier. Fold operand of increment and decrement.
15074 Handle address of C_MAYBE_CONST_EXPR. Only fold expression being
15075 built for integer operand. Wrap returns that are INTEGER_CSTs
15076 without being integer constant expressions or that have integer
15077 constant operands without being INTEGER_CSTs.
15078 (lvalue_p): Handle C_MAYBE_CONST_EXPR.
15079 (build_conditional_expr): Add operand ifexp_bcp. Track whether
15080 result is an integer constant expression or can be used in
15081 unevaluated parts of one and avoid folding and wrap as
15082 appropriate. Fold operands before possibly doing -Wsign-compare
15084 (build_compound_expr): Wrap result for C99 if operands can be used
15085 in integer constant expressions.
15086 (build_c_cast): Update call to digest_init. Do not ignore
15087 overflow from casting floating-point constants to integers. Wrap
15088 results that could be confused with integer constant expressions,
15089 null pointer constants or floating-point constants.
15090 (c_cast_expr): Update call to groktypename. Handle expressions
15091 included in type name.
15092 (build_modify_expr): Handle modifying a C_MAYBE_CONST_EXPR. Fold
15093 lhs inside possible SAVE_EXPR. Fold RHS before assignment.
15094 Update calls to convert_for_assignment.
15095 (convert_for_assignment): Take new parameter
15096 null_pointer_constant. Do not strip nops or call
15097 decl_constant_value_for_broken_optimization. Set
15098 in_late_binary_op for conversions to boolean.
15099 (store_init_value): Update call to digest_init.
15100 (digest_init): Take new parameter null_pointer_constant. Do not
15101 call decl_constant_value_for_broken_optimization. pedwarn for
15102 initializers not constant expressions. Update calls to
15103 convert_for_assignment.
15104 (constructor_nonconst): New.
15105 (struct constructor_stack): Add nonconst element.
15106 (really_start_incremental_init, push_init_level, pop_init_level):
15107 Handle constructor_nonconst and nonconst element.
15108 (set_init_index): Call constant_expression_warning for array
15110 (output_init_element): Fold value. Set constructor_nonconst as
15111 applicable. pedwarn for initializers not constant expressions.
15112 Update call to digest_init. Call constant_expression_warning
15113 where constant initializers are required.
15114 (process_init_element): Use c_save_expr.
15115 (c_finish_goto_ptr): Fold expression.
15116 (c_finish_return): Fold return value. Update call to
15117 convert_for_assignment.
15118 (c_start_case): Fold switch expression.
15119 (c_process_expr_stmt): Fold expression.
15120 (c_finish_stmt_expr): Create C_MAYBE_CONST_EXPR as needed to
15121 ensure statement expression is not evaluated in constant expression.
15122 (build_binary_op): Track whether results are integer constant
15123 expressions or may occur in such, disable folding and wrap results
15124 as applicable. Fold operands for -Wsign-compare warnings unless
15126 (c_objc_common_truthvalue_conversion): Handle results folded to
15127 integer constants that are not integer constant expressions.
15128 * doc/extend.texi: Document when typeof operands are evaluated,
15129 that condition of __builtin_choose_expr is an integer constant
15130 expression, and more about use of __builtin_constant_p in
15133 2009-03-29 Richard Guenther <rguenther@suse.de>
15135 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Properly
15136 propagate addresses of array references.
15138 2009-03-29 Steven Bosscher <steven@gcc.gnu.org>
15140 * regmove.c (perhaps_ends_bb_p): Remove.
15141 (optimize_reg_copy_1): Don't call perhaps_ends_bb_p. Get basic block
15142 from INSN and check that the main loop stays within that basic block.
15143 (optimize_reg_copy_1, optimize_reg_copy_3, fixup_match_2): Likewise.
15144 (regmove_forward_pass): Split out from regmove_optimize. Use
15145 FOR_EACH_BB and FOR_BB_INSNS instead of traversing the insns stream.
15146 (regmove_backward_pass): Split out from regmove_optimize. Use
15147 FOR_EACH_BB_REVERSE and FOR_BB_INSNS_REVERS_SAFE.
15148 (regmove_optimize): Simplify.
15150 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
15153 * config/i386/i386.c (classify_argument): Ignore flexible array
15154 member in struct and warn ABI change.
15156 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
15158 * config/i386/i386-protos.h (ix86_agi_dependent): New.
15160 * config/i386/i386.c (ix86_agi_dependent): Rewrite.
15161 (ix86_adjust_cost): Updated.
15163 2009-03-29 Jan Hubicka <jh@suse.cz>
15165 PR middle-end/28850
15166 * tree-pass.h (pass_cleanup_eh): New function.
15167 (remove_unreachable_regions): Break code handling RTL
15168 to rtl_remove_unreachable_regions; remove ERT_MUST_NOT_THROW
15169 that can not be reached by runtime.
15170 (can_be_reached_by_runtime): New function.
15171 (label_to_region_map): New function.
15172 (num_eh_regions): New function.
15173 (rtl_remove_unreachable_regions): New function.
15174 (convert_from_eh_region_ranges): Call rtl_remove_unreachable_regions.
15175 (remove_eh_region): New function.
15176 * except.h: Include sbitmap and vecprim.
15177 (remove_eh_region, remove_unreachable_regions, label_to_region_map,
15178 num_eh_regions): Declare.
15179 * passes.c (init_optimization_passes): Schedule cleanup_eh.
15180 * Makefile.in (EXCEPT_H): New; replace all uses of except.h by it.
15181 * tree-eh.c (tree_remove_unreachable_handlers): New function.
15182 (tree_empty_eh_handler_p): New function.
15183 (cleanup_empty_eh): New function.
15184 (cleanup_eh): New function.
15185 (pass_cleanup_eh): New function.
15187 2009-03-29 Jan Hubicka <jh@suse.cz>
15189 * except.c (verify_eh_tree): Fix handling of fun!=cfun; be ready
15190 for removed regions.
15192 2009-03-29 Jan Hubicka <jh@suse.cz>
15194 * except.c (dump_eh_tree): Dump all datastructures.
15196 2009-03-29 Jan Hubicka <jh@suse.cz>
15198 * except.c (duplicate_eh_regions_0): Handle AKA bitmap.
15199 (duplicate_eh_regions_1): Likewise.
15200 (duplicate_eh_regions): Likewise; cleanup code gorwing the region
15201 vector; call EH verification.
15202 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
15203 Be ready for region being removed.
15205 2009-03-29 Jan Hubicka <jh@suse.cz>
15207 * bitmap.c (bitmap_last_set_bit): New function.
15208 * bitmap.h (bitmap_last_set_bit): Declare.
15210 2009-03-29 David Ayers <ayers@fsfe.org>
15213 * c-typeck.c (build_conditional_expr): Emit ObjC warnings
15214 by calling objc_compare_types and surpress warnings about
15215 incompatible C pointers that are compatible ObjC pointers.
15217 2009-03-29 Adam Nemet <anemet@caviumnetworks.com>
15219 * cgraphbuild.c (build_cgraph_edges, rebuild_cgraph_edges): Don't
15220 call initialize_inline_failed.
15221 (initialize_inline_failed): Move it from here ...
15222 * cgraph.c (initialize_inline_failed): ... to here.
15223 (cgraph_create_edge): Call initialize_inline_failed rather than
15224 setting inline_failed directly.
15226 2009-03-29 Ben Elliston <bje@au.ibm.com>
15229 * sysv4.opt (msdata): Improve comment.
15230 * linux64.h (ASM_SPEC32): Do not pass -memb when -msdata is given.
15231 * sysv4.h (SVR4_ASM_SPEC): Likewise.
15233 2009-03-29 Ben Elliston <bje@au.ibm.com>
15236 * config/rs6000/rs6000.md (*movti_ppc64): Correct the order of
15237 load and store attributes.
15239 2009-03-29 Ben Elliston <bje@au.ibm.com>
15241 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_HUGE_VALQ.
15242 (ix86_init_builtins): Add built-in function __builtin_huge_valq.
15243 (ix86_expand_builtin): Handle IX86_BUILTIN_HUGE_VALQ.
15244 * doc/extend.texi (X86 Built-in Functions): Add index entries for
15245 __builtin_infq and __builtin_huge_valq.
15247 2009-03-28 Anatoly Sokolov <aesok@post.ru>
15249 * config/avr/avr.c (avr_mcu_t): Add atmega8c1, atmega16c1 and
15251 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
15252 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.)
15254 2009-03-28 Xinliang David Li <davidxl@google.com>
15256 * tree-ssa-ccp.c (ccp_finalize): Add dbg_count support.
15257 (do_dbg_cnt): New function.
15259 2009-03-28 Jan Hubicka <jh@suse.cz>
15261 Merge from pretty-ipa:
15263 2009-03-27 Jan Hubicka <jh@suse.cz>
15265 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
15266 * tree-pass.h (function_called_by_processed_nodes_p): Declare.
15267 * passes.c (function_called_by_processed_nodes_p): New.
15268 * ipa-pure-const.c (check_call): Fix handling of operands.
15269 (analyze_function): Dump debug output for skipped bodies.
15270 (local_pure_const): Use function_called_by_processed_nodes_p.
15271 * dwarf2out.c (reference_to_unused): Use output.
15272 * passes.c (do_per_function_toporder): Likewise.
15274 2008-11-12 Jan Hubicka <jh@suse.cz>
15276 * tree-pass.h (pass_fixup_cfg, pass_local_pure_const): Declare.
15277 * ipa-pure-const.c (funct_state_d): Add can throw field; make
15278 state_set_in_source enum
15279 (check_decl): Ignore memory tags; do not set fake looping flags;
15281 (check_operand, check_tree, check_rhs_var, check_lhs_var,
15282 get_asm_expr_operands, scan_function_op, scan_function_stmt): Remove.
15283 (check_call, analyze_function): Rewrite.
15285 (add_new_function): Update call of analyze_function.
15286 (generate_summary): Add call of analyze_function.
15287 (propagate): Propagate can_throw; handle state_set_in_source correctly.
15288 (local_pure_const): New function.
15289 (pass_local_pure_const): New pass.
15290 * ipa-inline.c (inline_transform): Set after_inlining.
15291 * tree-eh.c (stmt_can_throw_external): New.
15292 * tree-optimize.c (execute_fixup_cfg): Do not set after_inlining;
15293 work with aliasing built.
15294 * tree-flow.h (stmt_can_throw_external): New.
15295 * passes.c (init_optimization_passes): Schedule fixup_cfg pass early;
15296 and local pure/const pass in early and late optimization queue.
15298 2009-03-28 Martin Jambor <mjambor@suse.cz>
15300 * fold-const.c (get_pointer_modulus_and_residue): New parameter
15302 (fold_binary): Allow function decl aligment consideration is the
15303 second argument is integer constant one.
15304 * tree-ssa-forwprop.c (simplify_bitwise_and): New function.
15305 (tree_ssa_forward_propagate_single_use_vars): Handle assing statements
15306 with BIT_AND_EXPR on the RHS by calling simplify_bitwise_and.
15308 2009-03-28 Jan Hubicka <jh@suse.cz>
15310 * dwarf2out.c (dwarf2out_begin_prologue): Use crtl->nothrow
15311 * tree-eh.c (stmt_could_throw_p): Remove check for WEAK decls.
15312 * function.h (rtl_data): Add nothrow flag.
15313 * except.c (set_nothrow_function_flags): Use crtl->nothrow;
15314 set DECL_NOTHROW for AVAILABLE functions.
15316 2009-03-28 Jakub Jelinek <jakub@redhat.com>
15318 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): If macro
15319 following vector keyword has expansion starting with pixel or bool
15320 keyword, expand vector to __vector and pixel or bool to __pixel or
15324 * opts.c (warning_disallowed_functions, warn_disallowed_functions,
15325 warn_if_disallowed_function_p): Removed.
15326 (common_handle_option): Don't handle OPT_Wdisallowed_function_list_.
15327 * c-parser.c (c_parser_postfix_expression_after_primary): Don't call
15328 warning_if_disallowed_function_p.
15329 * flags.h (warn_if_disallowed_function_p,
15330 warn_disallowed_functions): Removed.
15331 * common.opt (Wdisallowed-function-list=): Removed.
15332 * doc/invoke.texi (-Wdisallowed-function-list=): Removed.
15334 2009-03-28 Richard Guenther <rguenther@suse.de>
15336 PR tree-optimization/38723
15337 * tree-ssa-pre.c (compute_avail): Add all default definitions to
15340 2009-03-28 Jan Hubicka <jh@suse.cz>
15342 * tree-ssa-structalias.c (ipa_pta_execute): Fix bogus node->analyzed
15343 test introduced by my previous patch.
15345 2009-03-28 Richard Guenther <rguenther@suse.de>
15347 * tree-ssa-copy.c (copy_prop_visit_phi_node): Do not leave
15348 the PHIs value undefined.
15350 2009-03-28 Jan Hubicka <jh@suse.cz>
15352 * tree-pass.h (pass_fixup_cfg): New pass.
15353 * ipa-inline.c (inline_transform): Set
15354 always_inline_functions_inlined/after_inlining.
15355 * tree-optimize.c (execute_fixup_cfg): Do not set them here.
15356 (pass_fixup_cfg): New pass.
15357 * passes.c (init_optimization_passes): Add fixup_cfg.
15359 2009-03-28 Richard Guenther <rguenther@suse.de>
15361 PR tree-optimization/38458
15362 * tree-ssa-copy.c (copy_prop_visit_phi_node): For the first
15363 argument use the arguments copy-of value.
15365 2009-03-28 Richard Guenther <rguenther@suse.de>
15367 PR tree-optimization/38180
15368 * tree-ssa-ccp.c (get_default_value): Simplify.
15369 (likely_value): Likewise.
15370 (surely_varying_stmt_p): Properly handle VOP case.
15371 (ccp_initialize): Likewise.
15372 (ccp_fold): Handle propagating through *&.
15373 (fold_const_aggregate_ref): Also handle decls.
15375 2009-03-28 Jan Hubicka <jh@suse.cz>
15377 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
15378 * cgraph.h (cgraph_node): Likewise.
15379 * cgraphunit.c (cgraph_process_new_functions): Set process flag.
15380 (cgraph_reset_node): Use process flag.
15381 (cgraph_mark_functions_to_output): Likewise.
15382 (cgraph_expand_function): Likewise.
15383 (cgraph_expand_all_functions): Likewise.
15384 (cgraph_output_in_order): Likewise.
15385 * dwarf2out.c (reference_to_unused): Likewise.
15386 * passes.c do_per_function_toporder): Likewise.
15388 2009-03-28 Jan Hubicka <jh@suse.cz>
15390 Bring from lto-branch:
15392 2008-09-03 Doug Kwan <dougkwan@google.com>
15394 * cgraphbuild.c (initialize_inline_failed): Use cgraph_inline_failed_t
15395 enums instead of reason strings.
15396 * cgraph.c (cgraph_create_edge): Same.
15397 (cgraph_inline_failed_string): New function.
15398 * cgraph.h (cgraph_inline_failed_t): New enum type.
15399 (cgraph_inline_failed_string): New prototype.
15400 (struct cgraph_edge): Change type of INLINED_FAILED from constant
15401 char pointer to cgraph_inline_failed_t.
15402 (cgraph_inline_p): Adjust prototype to use cgraph_inline_failed_t.
15403 (cgraph_default_inline_p): Ditto.
15404 * cgraphunit.c (cgraph_inline_p): Change type of parameter REASON
15405 to cgraph_inline_failed_t pointer.
15406 * cif-code.def: New file.
15407 * ipa-inline.c (cgraph_mark_inline_edge): Use an enum instead of a
15409 (cgraph_check_inline_limits): Change type of REASON to pointer to
15410 cgraph_inline_failed_t. Replace reason strings with enums.
15411 (cgraph_default_inline_p): Ditto.
15412 (cgraph_recursive_inlining_p): Ditto.
15413 (update_caller_keys): Change type of FAILED_REASON to
15414 cgraph_inline_failed_t.
15415 (cgraph_set_inline_failed): Change type of REASON to pointer to
15416 cgraph_inline_failed_t. Call cgraph_inline_failed_string to
15417 convert enums to strings for text output.
15418 (cgraph_decide_inlining_of_small_function): Change FAILED_REASON
15419 to be of type cgraph_inline_failed_t. Replace reason strings with
15420 enums. Call cgraph_inline_failed_string to covert enums
15421 to strings for text output.
15422 (cgraph_decide_inlining): Replace reason strings with enums.
15423 (cgraph_decide_inlining_incrementally): Change type of FAILED_REASON
15424 to cgraph_inline_failed_t type. Call cgraph_inline_failed_string
15426 * tree-inline.c (expand_call_inline): Change type of REASON
15427 to cgraph_inline_failed_t. Replace reason strings with enums.
15428 Call cgraph_inline_failed_string for text output.
15429 * Makefile.in (CGRAPH_H): Add cif-code.def to dependencies.
15432 2009-03-28 Jan Hubicka <jh@suse.cz>
15434 * cgraph.c (cgraph_node, cgraph_remove_node, dump_cgraph_node,
15435 cgraph_clone_node): Remove master clone handling.
15436 (cgraph_is_master_clone, cgraph_master_clone): Remove.
15437 * cgraph.h (master_clone): Remove.
15438 (cgraph_is_master_clone, cgraph_master_clone): Remove.
15439 * ipa-type-escape.c (type_escape_execute): Remove use of master clone.
15440 (tree-ssa-structalias.c (ipa_pta_execute): Likewise.
15442 2009-03-28 Jan Hubicka <jh@suse.cz>
15444 * cgraph.c (cgraph_function_body_availability): Functions declared
15445 inline are always safe to assume that it is not going to be replaced.
15447 2009-03-28 Richard Guenther <rguenther@suse.de>
15449 PR tree-optimization/38513
15450 * tree-ssa-pre.c (eliminate): Remove redundant stores.
15451 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
15452 EXC_PTR_EXPR and FILTER_EXPR.
15453 (get_ref_from_reference_ops): Likewise.
15455 2009-03-28 Richard Guenther <rguenther@suse.de>
15457 PR tree-optimization/38968
15458 * tree-vect-analyze.c (vect_compute_data_ref_alignment):
15459 Use FLOOR_MOD_EXPR to compute misalignment.
15461 2009-03-28 Richard Guenther <rguenther@suse.de>
15463 PR tree-optimization/37795
15464 * tree.h (combine_comparisons): Declare.
15465 * fold-const.c (combine_comparisons): Export.
15466 * tree-ssa-ifcombine.c (ifcombine_ifandif): Optimize two successive
15468 (ifcombine_iforif): Use combine_comparisons.
15470 2009-03-28 Jan Hubicka <jh@suse.cz>
15472 * tree-eh.c (inlinable_call_p): New function.
15473 (make_eh_edges): Use it.
15474 (verify_eh_edges): Use it.
15475 (stmt_can_throw_external, stmt_can_throw_internal): Use it.
15476 * except.c (reachable_next_level): Add inlinable_function argument
15477 (sjlj_find_directly_reachable_regions): Update.
15478 (add_reachable_handler): Do not set saw_any_handlers.
15479 (reachable_next_level): Handle MUST_NOT_THROW more curefully.
15480 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
15481 Add new inlinable call parameter.
15482 (can_throw_internal, can_throw_external): Update.
15483 * except.h (can_throw_internal_1, can_throw_external_1,
15484 foreach_reachable_handler): Update declaration.
15486 2009-03-28 Joseph Myers <joseph@codesourcery.com>
15488 * config/arm/t-arm-coff, config/h8300/coff.h,
15489 config/i386/i386-aout.h, config/i386/i386-coff.h,
15490 config/libgloss.h, config/m68k/coff.h, config/m68k/m68k-aout.h,
15491 config/pdp11/2bsd.h, config/rs6000/aix41.h,
15492 config/rs6000/aix41.opt, config/rs6000/t-newas, config/sh/coff.h,
15493 fix-header.c, fixproto, gen-protos.c, protoize.c, scan-decls.c,
15494 scan-types.sh, scan.c, scan.h, sort-protos, sys-protos.h,
15495 sys-types.h: Remove.
15496 * Makefile.in: Remove protoize and fixproto support and references
15498 (SYSCALLS.c.X-warn, TARGET_GETGROUPS_T, STMP_FIXPROTO,
15499 PROTOIZE_INSTALL_NAME, UNPROTOIZE_INSTALL_NAME, FIXPROTO_DEFINES):
15501 (ALL_HOST_OBJS): Remove $(PROTO_OBJS).
15502 (MOSTLYCLEANFILES): Remove protoize$(exeext) and
15503 unprotoize$(exeext).
15504 (rest.encap): Don't depend on $(STMP_FIXPROTO)
15505 (.PHONY): Don't depend on proto.
15506 (libgcc-support): Don't depend on $(STMP_FIXPROTO).
15507 (proto, PROTO_OBJS, protoize$(exeext), unprotoize$(exeext),
15508 protoize.o, unprotoize.o, SYSCALLS.c.X, test-protoize-simple,
15509 deduced.h, GEN_PROTOS_OBJS, build/gen-protos$(build_exeext),
15510 build/gen-protos.o, build/scan.o, xsys-protos.h,
15511 build/fix-header$(build_exeext), build/fix-header.o,
15512 build/scan-decls.o, fixhdr.ready, stmp-fixproto,
15513 stmp-install-fixproto): Remove.
15514 (mostlyclean): Don't remove xsys-protos.hT, SYSCALLS.c.X,
15515 SYSCALLS.c or fixproto files.
15516 (install-common): Don't install protoize.
15517 (install-headers-tar, install-headers-cpio, install-headers-cp):
15518 Don't depend on $(STMP_FIXPROTO).
15519 (install-mkheaders): Don't depend on $(STMP_FIXPROTO). Don't
15520 install fixproto files or write out fixproto settings.
15521 (uninstall): Don't uninstall protoize.
15522 * config.gcc (use_fixproto): Remove.
15523 (arm-*-coff*, armel-*-coff*, h8300-*-*, i[34567]86-*-aout*,
15524 i[34567]86-*-coff*, m68k-*-aout*, m68k-*-coff*, pdp11-*-bsd,
15525 rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*, sh-*-*): Remove.
15526 * config/m32r/t-linux (STMP_FIXPROTO): Remove.
15527 * config/m68k/m68k.c: Remove M68K_TARGET_COFF-conditional code.
15528 * config/mips/t-iris (FIXPROTO_DEFINES): Remove.
15529 * config/pa/t-pa-hpux (FIXPROTO_DEFINES): Remove.
15530 * config/pdp11/pdp11.c: Remove TWO_BSD-conditional code.
15531 * config/t-svr4 (FIXPROTO_DEFINES): Remove.
15532 * config/t-vxworks (STMP_FIXPROTO): Remove.
15533 * configure.ac (AC_TYPE_GETGROUPS, TARGET_GETGROUPS_T,
15534 STMP_FIXPROTO): Remove.
15535 * config.in, configure: Regenerate.
15536 * crtstuff.c (gid_t, uid_t): Don't undefine.
15537 * doc/install.texi: Change m68k-coff to m68k-elf in example.
15538 (arm-*-coff, arm-*-aout: Remove target entries.
15539 (*-ibm-aix*): Mention removal of support for AIX 4.2 and older.
15540 Remove mention of AIX 4.1.
15541 (m68k-*-*): Remove mention of m68k-*-aout and m68k-*-coff*.
15542 * doc/invoke.texi (Running Protoize): Remove.
15543 * doc/trouble.texi (Actual Bugs): Remove mention of fixproto.
15544 (Protoize Caveats): Remove.
15545 * tsystem.h: Update comments on headers assumed to exist.
15547 2009-03-27 Vladimir Makarov <vmakarov@redhat.com>
15549 * genautomata.c: Add a new year to the copyright. Add a new
15551 (struct insn_reserv_decl): Add comments for member bypass_list.
15552 (find_bypass): Remove.
15553 (insert_bypass): New.
15554 (process_decls): Use insert_bypass.
15555 (output_internal_insn_latency_func): Output all bypasses with the
15556 same input insn in one switch case.
15558 * rtl.def (define_bypass): Describe bypass choice.
15559 * doc/md.texi (define_bypass): Ditto.
15561 2009-03-27 Richard Guenther <rguenther@suse.de>
15563 * gimplify.c (mark_addressable): Export.
15564 * tree-flow.h (mark_addressable): Declare.
15565 * tree-ssa-loop-manip.c (create_iv): Mark the base addressable.
15566 * tree-ssa.c (verify_phi_args): Verify that address taken
15567 variables have TREE_ADDRESSABLE set.
15569 2009-03-27 Richard Guenther <rguenther@suse.de>
15571 * fold-const.c (build_fold_addr_expr_with_type_1): Rename back to ...
15572 (build_fold_addr_expr_with_type): ... this. Remove in_fold handling.
15573 Do not mark decls TREE_ADDRESSABLE.
15574 (build_fold_addr_expr): Adjust.
15575 (fold_addr_expr): Remove.
15576 (fold_unary): Use build_fold_addr_expr.
15577 (fold_comparison): Likewise.
15578 (split_address_to_core_and_offset): Likewise.
15579 * coverage.c (tree_coverage_counter_addr): Mark the array decl
15581 * gimplify.c (mark_addressable): Do not exclude RESULT_DECLs.
15582 (gimplify_modify_expr_to_memcpy): Mark source and destination
15584 * omp-low.c (create_omp_child_function): Mark the object decl
15586 (lower_rec_input_clauses): Mark the var we take the address of
15588 (lower_omp_taskreg): Mark the sender decl TREE_ADDRESSABLE.
15590 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
15592 PR middle-end/39315
15593 * cfgexpand.c (expand_one_stack_var_at): Change alignment
15594 limit to MAX_SUPPORTED_STACK_ALIGNMENT.
15596 2009-03-27 Richard Guenther <rguenther@suse.de>
15598 PR tree-optimization/39120
15599 * tree-ssa-structalias.c (handle_rhs_call): Fill out return
15601 (handle_lhs_call): Process return constraints. Add escape
15602 constraints if necessary.
15603 (handle_const_call): Fill out return constraints. Make nested
15604 case more precise. Avoid consttmp if possible.
15605 (handle_pure_call): Fill out return constraints. Avoid
15606 callused if possible.
15607 (find_func_aliases): Simplify call handling.
15609 2009-03-27 Richard Guenther <rguenther@suse.de>
15611 PR tree-optimization/39120
15612 * tree-ssa-structalias.c (do_sd_constraint): Do not use CALLUSED
15613 as a representative.
15614 (solve_graph): Do propagate CALLUSED.
15615 (handle_pure_call): Use a scalar constraint from CALLUSED for
15617 (find_what_p_points_to): CALLUSED shall not appear in poins-to
15620 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
15623 * c-common.c (handle_aligned_attribute): Properly check alignment
15624 overflow. Use (1U << i) instead of (1 << i).
15626 * emit-rtl.c (get_mem_align_offset): Use "unsigned int" for align.
15628 * expr.h (get_mem_align_offset): Updated.
15630 * tree.h (tree_decl_common): Change align to "unsigned int" and
15631 move it before pointer_alias_set.
15633 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
15634 Jakub Jelinek <jakub@redhat.com>
15637 * config/ia64/sync.md (cmpxchg_rel_<mode>): Replace input
15638 gr_register_operand with gr_reg_or_0_operand.
15639 (cmpxchg_rel_di): Likewise.
15640 (sync_lock_test_and_set<mode>): Likewise.
15642 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
15644 * jump.c (rtx_renumbered_equal_p): Use subreg_get_info.
15645 (true_regnum): Likewise.
15647 * rtlanal.c (subreg_info): Moved to ...
15648 * rtl.h (subreg_info): Here. New.
15649 (subreg_get_info): New.
15651 * rtlanal.c (subreg_get_info): Make it extern.
15653 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
15656 * config/i386/i386.c (ix86_abi): New.
15657 (override_options): Handle -mabi=.
15658 (ix86_function_arg_regno_p): Replace DEFAULT_ABI with ix86_abi.
15659 (ix86_call_abi_override): Likewise.
15660 (init_cumulative_args): Likewise.
15661 (function_arg_advance): Likewise.
15662 (function_arg_64): Likewise.
15663 (function_arg): Likewise.
15664 (ix86_pass_by_reference): Likewise.
15665 (ix86_function_value_regno_p): Likewise.
15666 (ix86_build_builtin_va_list_abi): Likewise.
15667 (setup_incoming_varargs_64): Likewise.
15668 (is_va_list_char_pointer): Likewise.
15669 (ix86_init_machine_status): Likewise.
15670 (ix86_reg_parm_stack_space): Use enum calling_abi on call_abi.
15671 (ix86_function_type_abi): Return enum calling_abi. Rewrite
15672 for 64bit. Replace DEFAULT_ABI with ix86_abi.
15673 (ix86_function_abi): Make it static and return enum calling_abi.
15674 (ix86_cfun_abi): Return enum calling_abi. Replace DEFAULT_ABI
15676 (ix86_fn_abi_va_list): Updated.
15678 * config/i386/i386.h (ix86_abi): New.
15679 (STACK_BOUNDARY): Replace DEFAULT_ABI with ix86_abi.
15680 (CONDITIONAL_REGISTER_USAGE): Likewise.
15681 (CUMULATIVE_ARGS): Change call_abi type to enum calling_abi.
15682 (machine_function): Likewise.
15684 * config/i386/i386.md (untyped_call): Replace DEFAULT_ABI
15686 * config/i386/cygming.h (TARGET_64BIT_MS_ABI): Likewise.
15687 (STACK_BOUNDARY): Likewise.
15688 * config/i386/mingw32.h (EXTRA_OS_CPP_BUILTINS): Likewise.
15690 * config/i386/i386.opt (mabi=): New.
15692 * config/i386/i386-protos.h (ix86_cfun_abi): Changed to
15693 return enum calling_abi.
15694 (ix86_function_type_abi): Likewise.
15695 (ix86_function_abi): Removed.
15697 * doc/invoke.texi: Document -mabi= option for x86.
15699 2009-03-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15701 * builtins.c (real_dconstp): Delete.
15702 (fold_builtin_logarithm): Remove inaccurate log(e) special case.
15704 2009-03-27 Dodji Seketeli <dodji@redhat.com>
15705 Jakub Jelinek <jakub@redhat.com>
15708 * dwarf2out.c (dwarf_attr_name): Handle DW_AT_explicit attribute.
15709 (gen_subprogram_die): When a function is explicit, generate the
15710 DW_AT_explicit attribute.
15711 * langhooks.h (struct lang_hooks_for_decls): Add
15712 function_decl_explicit_p langhook.
15713 * langhooks-def.h (LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P): Define.
15714 (LANG_HOOKS_DECLS): Add LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P.
15716 2009-03-27 Jakub Jelinek <jakub@redhat.com>
15718 * builtins.c (fold_builtin_memory_op): Optimize memmove
15719 into memcpy if we can prove source and destination don't overlap.
15721 * tree-inline.c: Include gt-tree-inline.h.
15722 (clone_fn_id_num): New variable.
15723 (clone_function_name): New function.
15724 (tree_function_versioning): Use it.
15725 * Makefile.in (GTFILES): Add tree-inline.c.
15727 2009-03-27 Mark Mitchell <mark@codesourcery.com>
15729 * BASE-VER: Change to 4.5.0.
15731 2009-03-27 Xinliang David Li <davidxl@google.com>
15733 PR tree-optimization/39557
15734 * tree-ssa.c (warn_uninitialized_vars): free postdom info.
15736 2009-03-27 Xinliang David Li <davidxl@google.com>
15738 PR tree-optimization/39548
15739 * tree-ssa-copy.c (copy_prop_visit_phi_node): Add copy
15742 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
15744 * c-common.c (pointer_int_sum): Use %wd on return from
15747 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
15749 * c-common.c (pointer_int_sum): Use HOST_WIDE_INT_PRINT_DEC
15750 on return from tree_low_cst.
15752 2009-03-27 Andrew Pinski <andrew_pinski@playstation.sony.com>
15755 * ginclude/stdarg.h (va_copy): Define also for
15756 __GXX_EXPERIMENTAL_CXX0X__.
15758 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
15761 * builtins.h (c_strlen): Do not warn here.
15762 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
15763 * c-common.c (pointer_int_sum): Take an explicit location.
15764 Warn about offsets out of bounds.
15765 * c-common.h (pointer_int_sum): Adjust declaration.
15767 2009-03-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
15769 * doc/invoke.texi (i386 and x86-64 Windows Options): Fix texinfo
15772 2009-03-26 Jakub Jelinek <jakub@redhat.com>
15775 * opts.c (warn_if_disallowed_function_p): Don't assume
15776 get_callee_fndecl must return non-NULL.
15778 2009-03-26 Vladimir Makarov <vmakarov@redhat.com>
15780 PR rtl-optimization/39522
15781 * reload1.c (reload_as_needed): Invalidate reg_last_reload_reg too
15782 when reg_reloaded_valid is set.
15784 2009-03-26 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
15786 * config/spu/divv2df3.c: New file.
15787 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Add it.
15788 (DPBIT_FUNCS): Filter out _div_df.
15790 2009-03-26 Bernd Schmidt <bernd.schmidt@analog.com>
15792 * config/bfin/bfin.c (bfin_optimize_loop): If the LSETUP goes before
15793 a jump insn, count that jump in the distance to the loop start.
15795 2009-03-25 Kaz Kojima <kkojima@gcc.gnu.org>
15798 * config/sh/sh.c (calc_live_regs): Fix condition for global
15799 registers except PIC_OFFSET_TABLE_REGNUM.
15801 2009-03-25 Kai Tietz <kai.tietz@onevision.com>
15804 * doc/invoke.texi (-mconsole): New.
15806 (-mno-cygwin): New.
15808 (-mnop-fun-dllimport): New.
15812 (sub section "i386 and x86-64 Windows Options"): New.
15814 2009-03-25 Ralf Corsépius <ralf.corsepius@rtems.org>
15816 * config/arm/rtems-elf.h: Remove LINK_GCC_C_SEQUENCE_SPEC.
15817 * config/rs6000/t-rtems: Remove MULTILIB_EXTRA_OPTS.
15819 2009-03-25 Richard Guenther <rguenther@suse.de>
15821 PR middle-end/39497
15822 * Makefile.in (dfp.o-warn): Use -fno-strict-aliasing instead
15825 2009-03-25 Andrey Belevantsev <abel@ispras.ru>
15827 * config/ia64/ia64.c (ia64_set_sched_flags): Zero spec_info->mask when
15828 neither of haifa/selective schedulers are working.
15830 2009-03-25 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
15832 * doc/invoke.texi (Debugging Options): Fix description of
15833 -fno-merge-debug-strings.
15835 2009-03-24 Hans-Peter Nilsson <hp@axis.com>
15837 * config/cris/libgcc.ver: New version-script.
15838 * config/cris/t-linux (SHLIB_MAPFILES): Use it.
15840 * configure.ac <GAS features, nop mnemonic>: Add pattern
15841 crisv32-*-* for "nop".
15842 <GAS features, Thread-local storage>: Add item for CRIS and CRIS v32.
15843 * configure: Regenerate.
15845 2009-03-24 Ira Rosen <irar@il.ibm.com>
15847 PR tree-optimization/39529
15848 * tree-vect-transform.c (vect_create_data_ref_ptr): Call
15849 mark_sym_for_renaming for the tag copied to the new vector
15852 2009-03-24 Arthur Loiret <aloiret@debian.org>
15854 * config.host (alpha*-*-linux*): Use driver-alpha.o and alpha/x-alpha.
15855 * config/alpha/linux.h (host_detect_local_cpu): Declare, add to
15856 EXTRA_SPEC_FUNCTIONS.
15857 (MCPU_MTUNE_NATIVE_SPECS, DRIVER_SELF_SPECS): New macros.
15858 * config/alpha/driver-alpha.c, config/alpha/x-alpha: New.
15859 * doc/invoke.texi (DEC Alpha Options): Document 'native' value for
15860 -march and -mtune options.
15862 2009-03-24 Ralf Corsépius <ralf.corsepius@rtems.org>
15864 * config/m68k/t-rtems: Add m5329 multilib.
15866 2009-03-24 Dodji Seketeli <dodji@redhat.com>
15867 Jakub Jelinek <jakub@redhat.com>
15870 * dwarf2out.c (gen_variable_die): Avoid adding duplicate declaration
15873 2009-03-23 Jakub Jelinek <jakub@redhat.com>
15876 * c-parser.c (c_parser_omp_for_loop): Call c_parser_binary_expression
15877 instead of c_parser_expression_conv, if original_code isn't one of the
15878 4 allowed comparison codes, fail.
15880 2009-03-23 Richard Guenther <rguenther@suse.de>
15882 * cgraph.h (struct cgraph_node): Reorder fields for 64-bit hosts.
15883 * tree.h (struct tree_type): Likewise.
15884 * reload.h (struct insn_chain): Likewise.
15885 * dwarf2out.c (struct dw_loc_descr_struct): Likewise.
15886 * function.h (struct function): Likewise.
15887 * tree-ssa-structalias.c (struct equiv_class_label): Likewise.
15889 2009-03-23 Jakub Jelinek <jakub@redhat.com>
15891 PR tree-optimization/39516
15892 * lambda-code.c (perfect_nestify): Fix type of the uboundvar variable.
15894 2009-03-23 Bingfeng Mei <bmei@broadcom.com>
15896 * config.gcc (need_64bit_hwint): Make clear that need_64bit_hwint
15897 should be set true if BITS_PER_WORD of target is bigger than 32
15899 2009-03-22 Hans-Peter Nilsson <hp@axis.com>
15901 * config/cris/linux.h (CRIS_LINK_SUBTARGET_SPEC):
15902 Translate -B-options to -rpath-link. Correct existing
15903 rpath-link and conditionalize on !nostdlib.
15905 2009-03-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
15907 * doc/extend.texi (Function Attributes, Variable Attributes):
15909 * doc/invoke.texi (Debugging Options, Optimize Options)
15910 (i386 and x86-64 Options, MCore Options): Likewise.
15912 2009-03-20 Jakub Jelinek <jakub@redhat.com>
15915 * dwarf2out.c (gen_namespace_die): Add context_die argument and use
15916 it for block local namespace aliases.
15917 (gen_decl_die): Pass context_die to gen_namespace_die.
15919 2009-03-19 Jakub Jelinek <jakub@redhat.com>
15922 * c-omp.c (c_finish_omp_for): Allow NE_EXPR with TREE_TYPE (decl)'s
15923 minimum or maximum value.
15925 2009-03-19 Alexandre Oliva <aoliva@redhat.com>
15927 * reginfo.c (globalize_reg): Recompute derived reg sets.
15929 2009-03-19 Ozkan Sezer <sezeroz@gmail.com>
15932 * libgcc2.c (mprotect): Do not use signed arguments for
15933 VirtualProtect, use DWORD arguments. Also fix the 'may
15934 be used uninitialized' warning for the np variable.
15936 2009-03-19 Jakub Jelinek <jakub@redhat.com>
15939 * config/i386/i386.c (ix86_function_regparm): Don't optimize local
15940 functions using regparm calling conventions when not optimizing.
15941 (ix86_function_sseregparm): Similarly for sseregparm calling
15944 2009-03-19 Li Feng <nemokingdom@gmail.com>
15946 PR middle-end/39500
15947 * tree-data-ref.c (analyze_subscript_affine_affine): There is no
15948 dependence if the first conflict is after niter iterations.
15950 2009-03-19 Hans-Peter Nilsson <hp@axis.com>
15952 PR middle-end/38609
15953 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Force for all
15954 functions with dynamic stack-pointer adjustments.
15956 2009-03-19 Ben Elliston <bje@au.ibm.com>
15958 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix -msdata-data
15959 option; change to -msdata=data.
15961 2009-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
15963 * c.opt: Unify help texts for -Wdeprecated, -Wsystem-headers,
15966 2009-03-18 Eric Botcazou <ebotcazou@adacore.com>
15969 * config/sparc/sparc.md (do_builtin_setjmp_setup): Prettify asm output.
15971 2009-03-18 Sandra Loosemore <sandra@codesourcery.com>
15973 * doc/invoke.texi (Code Gen Options): Expand discussion of
15976 2009-03-18 Jakub Jelinek <jakub@redhat.com>
15978 * dse.c (struct group_info): Reorder fields for 64-bit hosts.
15979 * matrix-reorg.c (struct matrix_info): Likewise.
15980 * tree-ssa-loop-ivopts.c (struct ivopts_data): Likewise.
15981 * rtl.h (struct mem_attrs): Likewise.
15982 * df.h (struct df): Likewise.
15983 * tree-data-ref.h (struct data_dependence_relation): Likewise.
15984 * ira-int.h (struct ira_allocno): Likewise.
15985 * df-scan.c (struct df_collection_rec): Likewise.
15986 * ira.c (struct equivalence): Likewise.
15987 * function.c (struct temp_slot): Likewise.
15988 * cfgloop.h (struct loop): Likewise.
15991 * function.c (use_register_for_decl): When not optimizing, disregard
15992 register keyword for variables with types containing methods.
15994 2009-03-18 Sebastian Pop <sebastian.pop@amd.com>
15996 PR middle-end/39447
15997 * graphite.c (exclude_component_ref): Renamed contains_component_ref_p.
15998 (is_simple_operand): Call contains_component_ref_p before calling data
15999 reference analysis that would fail on COMPONENT_REFs.
16001 * tree-vrp.c (search_for_addr_array): Fix formatting.
16003 2009-03-18 Richard Guenther <rguenther@suse.de>
16005 * tree-vect-transform.c (vect_loop_versioning): Fold the
16006 generated comparisons.
16007 * tree-vectorizer.c (set_prologue_iterations): Likewise.
16008 (slpeel_tree_peel_loop_to_edge): Likewise.
16010 2009-03-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16012 PR middle-end/37805
16013 * opts.c (print_specific_help): In addition to `undocumented',
16014 accept `separate' and `joined' flags if passed alone. Describe
16015 output by the first matched one of those.
16016 (common_handle_option): Skip over empty strings.
16017 * gcc.c (display_help): Fix help string for `--help='.
16018 * doc/invoke.texi (Option Summary, Overall Options): With
16019 `--help=', classes and qualifiers can both be repeated, but
16020 only the latter can be negated. One should not pass only
16021 negated qualifiers. Fix markup and examples.
16024 2008-10-14 Jakub Jelinek <jakub@redhat.com>
16025 PR middle-end/37805
16026 * opts.c (common_handle_option): Don't ICE on -fhelp=joined
16027 and -fhelp=separate.
16029 2009-03-17 Jing Yu <jingyu@google.com>
16031 PR middle-end/39378
16032 * function.h (struct rtl_data): Move is_thunk from here...
16033 (struct function): ...to here.
16034 * cp/method.c (use_thunk): Change is_thunk from crtl to cfun.
16035 * varasm.c (assemble_start_function): Change is_thunk from crtl to
16037 * config/alpha/alpha.c (alpha_sa_mask): Change is_thunk from crtl to
16039 (alpha_does_function_need_gp, alpha_start_function): Likewise.
16040 (alpha_output_function_end_prologue): Likewise.
16041 (alpha_end_function, alpha_output_mi_thunk_osf): Likewise.
16042 * config/rs6000/rs6000.c (rs6000_ra_ever_killed): Likewise.
16043 (rs6000_output_function_epilogue): Likewise.
16044 * config/arm/arm.h (ARM_DECLARE_FUNCTION_NAME): Likewise.
16046 2009-03-17 Uros Bizjak <ubizjak@gmail.com>
16049 * config/i386/i386.md (*truncdfsf_mixed): Avoid combining registers
16050 from different units in a single alternative.
16051 (*truncdfsf_i387): Ditto.
16052 (*truncxfsf2_mixed): Ditto.
16053 (*truncxfdf2_mixed): Ditto.
16055 2009-03-17 Jakub Jelinek <jakub@redhat.com>
16057 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Allow
16058 non-NAMESPACE_DECL IMPORTED_DECL_ASSOCIATED_DECL.
16061 * tree-ssa-live.c (remove_unused_locals): Don't remove local
16062 unused non-artificial variables when not optimizing.
16065 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Emit
16066 DW_TAG_imported_module even if decl is IMPORTED_DECL with
16067 NAMESPACE_DECL in its DECL_INITIAL.
16069 PR middle-end/39443
16070 * optabs.c (set_user_assembler_libfunc): New function.
16071 * expr.h (set_user_assembler_libfunc): New prototype.
16072 * c-common.c: Include libfuncs.h.
16073 (set_builtin_user_assembler_name): Call set_user_assembler_libfunc
16074 for memcmp, memset, memcpy, memmove and abort.
16075 * Makefile.in (c-common.o): Depend on libfuncs.h.
16078 * dwarf2out.c (gen_inlined_enumeration_type_die,
16079 gen_inlined_structure_type_die, gen_inlined_union_type_die,
16080 gen_tagged_type_instantiation_die): Removed.
16081 (gen_decl_die): For TYPE_DECL_IS_STUB with non-NULL decl_origin
16084 2009-03-17 Janis Johnson <janis187@us.ibm.com>
16087 * Makefile.in (site.exp): Rename TEST_GCC_EXEC_PREFIX and comment
16089 (check-%): Don't set GCC_EXEC_PREFIX when invoking runtest.
16090 (check-parallel-%): Ditto.
16091 (check-consistency): Ditto.
16093 2009-03-17 Kai Tietz <kai.tietz@onevision.com>
16095 * ipa-struct-reorg.c (create_general_new_stmt): Initialize
16096 local variable rhs by NULL_TREE.
16098 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
16101 * doc/extend.texi: Correct register behavior for regparm on Intel 386.
16103 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
16106 * config/i386/i386.c (ix86_function_regparm): Rewrite for 64bit.
16108 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
16111 * config/i386/i386.c (ix86_expand_call): Check extra clobbers
16112 for ms->sysv ABI calls only in 64bit mode.
16114 * config/i386/i386.md (untyped_call): Support 32bit.
16116 2009-03-16 H.J. Lu <hongjiu.lu@intel.com>
16118 * doc/extend.texi: Replace x86_65 with x86_64.
16120 2009-03-16 Jakub Jelinek <jakub@redhat.com>
16122 PR tree-optimization/39455
16123 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Fix types
16124 mismatches for POINTER_TYPE_P (type).
16125 (number_of_iterations_le): Likewise.
16127 2009-03-16 Hariharan Sandanagobalane <hariharan@picochip.com>
16129 * config/picochip/picochip.c: Removed profiling support.
16130 * config/picochip/picochip.md: Removed profiling instruction.
16131 * config/picochip/picochip.h: Removed profiling builtin.
16133 2009-03-16 Joseph Myers <joseph@codesourcery.com>
16135 * doc/install.texi (--with-host-libstdcxx): Document.
16137 2009-03-14 Anatoly Sokolov <aesok@post.ru>
16140 * config/avr/avr.c (avr_handle_fndecl_attribute): Move code for
16141 generate a warning if the function name does not begin with
16142 "__vector" and the function has either the 'signal' or 'interrupt'
16143 attribute, from here to ...
16144 (avr_declare_function_name): ...here. New function.
16145 * config/avr/avr.h (ASM_DECLARE_FUNCTION_NAME): Redefine.
16146 * config/avr/avr-protos.h (avr_declare_function_name): Declare.
16148 2009-03-14 Jakub Jelinek <jakub@redhat.com>
16151 * cse.c (fold_rtx): Don't modify original const_arg1 when
16152 canonicalizing SHIFT_COUNT_TRUNCATED shift count, do it on a
16153 separate variable instead.
16154 * rtlanal.c (nonzero_bits1) <case ASHIFTRT>: Don't assume anything
16155 from out of range shift counts.
16156 (num_sign_bit_copies1) <case ASHIFTRT, case ASHIFT>: Similarly.
16158 2009-03-13 Catherine Moore <clm@codesourcery.com>
16160 * config/i386/x-mingw32 (host-mingw32.o): Replace
16161 diagnostic.h with $(DIAGNOSTIC_H).
16163 2009-03-12 Jakub Jelinek <jakub@redhat.com>
16166 * config/i386/predicates.md (cmpxchg8b_pic_memory_operand): New
16168 * config/i386/sync.md (sync_compare_and_swap<mode>,
16169 sync_compare_and_swap_cc<mode>): For DImode with -m32 -fpic check
16170 if operands[1] is cmpxchg8b_pic_memory_operand, if not force address
16172 (sync_double_compare_and_swapdi_pic,
16173 sync_double_compare_and_swap_ccdi_pic): Require operand 1 to be
16174 cmpxchg8b_pic_memory_operand instead of just memory_operand.
16176 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
16179 * config/i386/i386.c (ix86_expand_push): Don't set memory alignment.
16181 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
16184 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
16185 (avx_addsubv4df3): Likewise.
16186 (*avx_addsubv4sf3): Likewise.
16187 (sse3_addsubv4sf3): Likewise.
16189 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
16192 * config/i386/i386.md: Compare REGNO on the new peephole2 patterns.
16194 2009-03-12 Vladimir Makarov <vmakarov@redhat.com>
16197 * ira-int.h (struct allocno): Fix comment for calls_crossed_num.
16198 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
16199 registers for allocnos created from user-defined variables.
16201 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
16204 * config/spu/spu.c (spu_expand_mov): Handle invalid subregs
16205 of non-integer mode as well.
16207 2009-03-11 Adam Nemet <anemet@caviumnetworks.com>
16209 * gimplify.c (gimplify_call_expr): Don't set CALL_CANNOT_INLINE_P
16210 for functions for which the parameter types are unknown.
16212 2009-03-11 Jakub Jelinek <jakub@redhat.com>
16215 * cfgexpand.c (get_decl_align_unit): Use LOCAL_DECL_ALIGNMENT macro.
16216 * defaults.h (LOCAL_DECL_ALIGNMENT): Define if not yet defined.
16217 * config/i386/i386.h (LOCAL_DECL_ALIGNMENT): Define.
16218 * config/i386/i386.c (ix86_local_alignment): For
16219 -m32 -mpreferred-stack-boundary=2 use 32-bit alignment for
16220 long long variables on the stack to avoid dynamic realignment.
16221 Allow the first argument to be a decl rather than type.
16222 * doc/tm.texi (LOCAL_DECL_ALIGNMENT): Document.
16224 2009-03-11 Nick Clifton <nickc@redhat.com>
16227 * config/mcore/mcore.opt: Remove deprecated m4align and m8align
16229 Add description to mno-lsim option.
16230 * config/mcore/mcore.h: Remove comment about deprecated m4align
16232 (TARGET_DEFAULT): Remove deprecated MASK_M8ALIGN.
16233 * doc/invoke.texi: Add description of mno-lsim and
16234 mstack-increment options.
16236 * config/fr30/fr30.opt: Document the -mno-lsim option.
16237 * doc/invoke.texi: Add descriptions of the FR30's -msmall-model
16238 and -mno-lsim options.
16240 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
16242 * fold-const.c (fold_comparison): Only call fold_inf_compare
16243 if the mode supports infinities.
16245 2009-03-11 Jason Merrill <jason@redhat.com>
16248 * tree-nrv.c (tree_nrv): Don't do this optimization if the front
16249 end already did. Notice GIMPLE_CALL modifications of the result.
16250 Don't copy debug information from an ignored decl or a decl from
16253 2009-03-10 Richard Guenther <rguenther@suse.de>
16254 Nathan Froyd <froydnj@codesourcery.com>
16256 PR middle-end/37850
16257 * libgcc2.c (__mulMODE3): Use explicit assignments to form the result.
16258 (__divMODE3): Likewise.
16260 2009-03-09 Jakub Jelinek <jakub@redhat.com>
16262 PR tree-optimization/39394
16263 * gimplify.c (gimplify_type_sizes): Gimplify DECL_SIZE and
16264 DECL_SIZE_UNIT of variable length FIELD_DECLs.
16266 2009-03-09 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
16268 * recog.c (verfiy_changes): Disallow renaming of hard regs in
16269 inline asms for register asm ("") declarations.
16271 2009-03-09 Eric Botcazou <ebotcazou@adacore.com>
16273 * fold-const.c (fold_unary): Fix comment.
16275 2009-03-07 Jan Hubicka <jh@suse.cz>
16278 * tree-inline.c (setup_one_parameter): Do replacement of const
16279 argument by constant in SSA form.
16281 2009-03-07 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
16283 PR middle-end/38028
16284 * function.c (assign_parm_setup_stack): Use STACK_SLOT_ALIGNMENT to
16285 determine alignment passed to assign_stack_local.
16286 (assign_parms_unsplit_complex): Likewise.
16287 * except.c (sjlj_build_landing_pads): Likewise.
16289 2009-03-06 Jakub Jelinek <jakub@redhat.com>
16291 PR middle-end/39360
16292 * tree-flow.h (add_referenced_var): Return bool instead of void.
16293 * tree-dfa.c (add_referenced_var): Return result of
16294 referenced_var_check_and_insert call.
16295 * tree-inline.c (expand_call_inline): Call add_referenced_var instead
16296 of referenced_var_check_and_insert.
16299 * dwarf2out.c (add_abstract_origin_attribute): Return origin_die.
16300 (gen_variable_die): Emit DW_AT_location on abstract static variable's
16301 DIE, don't emit it if abstract origin already has it.
16302 * tree-cfg.c (remove_useless_stmts_bind): GIMPLE_BINDs with any
16303 BLOCK_NONLOCALIZED_VARS in its gimple_bind_block aren't useless.
16305 2009-03-06 Jan-Benedict Glaw <jbglaw@lug-owl.de>
16307 * genpreds.c (needs_variable): Fix parentheses at variable name
16309 (write_tm_constrs_h): Indent generated code.
16311 2009-03-06 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
16313 * doc/extend.texi (Function Attributes): Add documentation
16314 for isr attributes.
16316 2009-03-06 Jakub Jelinek <jakub@redhat.com>
16319 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): For IMPORTED_DECL
16320 take locus from its DECL_SOURCE_LOCATION instead of input_location.
16322 2009-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
16324 * config/bfin/bfin.c (bfin_discover_loop): When retrying fails, mark
16327 2009-03-05 Jakub Jelinek <jakub@redhat.com>
16330 * tree-cfg.c (remove_useless_stmts_bind): Don't remove GIMPLE_BINDs
16331 with blocks containing IMPORTED_DECLs in BLOCK_VARS.
16333 2009-03-05 Uros Bizjak <ubizjak@gmail.com>
16335 * config/i386/i386.md (R8_REG, R9_REG): New constants.
16336 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Use named
16337 constants instead of magic numbers.
16338 (HARD_REGNO_CALLER_SAVE_MODE): Ditto.
16340 * config/i386/i386.c (x86_64_int_parameter_registers): Ditto.
16341 (x86_64_ms_abi_int_parameter_registers): Ditto.
16342 (x86_64_int_return_registers): Ditto.
16343 (ix86_maybe_switch_abi): Ditto.
16344 (ix86_expand_call): Ditto for clobbered_registers array.
16345 (ix86_hard_regno_mode_ok): Ditto.
16346 (x86_extended_QIreg_mentioned_p): Ditto.
16348 2009-03-05 J"orn Rennecke <joern.rennecke@arc.com>
16350 PR tree-optimization/39349
16351 * cse.c (cse_insn): Fix loop to stop at VOIDmode.
16353 * combine.c (gen_lowpart_for_combine): Use omode when generating
16356 2009-03-04 J"orn Rennecke <joern.rennecke@arc.com>
16358 PR rtl-optimization/39235
16359 * loop-iv.c (get_simple_loop_desc): Use XCNEW.
16361 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
16363 * graphite.c (nb_reductions_in_loop): Update simple_iv arguments.
16365 2009-03-04 Richard Guenther <rguenther@suse.de>
16367 PR tree-optimization/39362
16368 * tree-ssa-sccvn.c (visit_use): Stores and copies from SSA_NAMEs
16369 that occur in abnormal PHIs should be varying.
16371 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
16373 * tree-scalar-evolution.c (analyze_scalar_evolution_in_loop):
16375 (simple_iv): Take loop as an argument instead of statement.
16376 * tree-scalar-evolution.h (simple_iv): Declaration changed.
16377 * tree-ssa-loop-niter.c (number_of_iterations_exit): Update calls
16379 * tree-ssa-loop-ivopts.c (determine_biv_step, find_givs_in_stmt_scev):
16381 * tree-parloops.c (loop_parallel_p, canonicalize_loop_ivs): Ditto.
16382 * matrix-reorg.c (analyze_transpose): Ditto.
16383 * tree-data-ref.c (dr_analyze_innermost): Ditto.
16384 * tree-vect-analyze.c (vect_analyze_data_refs): Ditto.
16385 * tree-predcom.c (ref_at_iteration): Ditto.
16386 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Ditto.
16388 2009-03-04 Richard Guenther <rguenther@suse.de>
16390 PR tree-optimization/39358
16391 * tree-ssa-structalias.c (do_sd_constraint): Fix check for
16392 escaped_id and callused_id.
16393 (solve_graph): Likewise.
16395 2009-03-04 Richard Guenther <rguenther@suse.de>
16397 PR tree-optimization/39339
16398 * tree-sra.c (try_instantiate_multiple_fields): Make it
16399 no longer ICE on the above.
16401 2009-03-03 Joseph Myers <joseph@codesourcery.com>
16403 * emit-rtl.c (adjust_address_1): Reduce offset to a signed value
16404 that fits within Pmode.
16406 2009-03-03 Steve Ellcey <sje@cup.hp.com>
16408 PR middle-end/10109
16409 * tm.texi (LIBCALL_VALUE): Update description.
16411 2009-03-03 Steve Ellcey <sje@cup.hp.com>
16413 PR middle-end/34443
16414 * doc/extend.texi (section): Update description.
16416 2009-03-03 H.J. Lu <hongjiu.lu@intel.com>
16418 PR middle-end/39345
16419 * tree-inline.c (remapped_type): New.
16420 (can_be_nonlocal): Call remapped_type instead of remap_type.
16422 2009-03-03 Jakub Jelinek <jakub@redhat.com>
16425 * gimplify.c (goa_stabilize_expr): Handle tcc_comparison,
16426 TRUTH_ANDIF_EXPR and TRUTH_ORIF_EXPR.
16428 2009-03-03 Richard Guenther <rguenther@suse.de>
16430 PR middle-end/39272
16431 * tree.c (tree_nonartificial_location): New function.
16432 * tree.h (tree_nonartificial_location): Declare.
16433 * builtins.c (expand_builtin_memory_chk): Provide location
16434 of the call location for artificial function pieces.
16435 (maybe_emit_chk_warning): Likewise.
16436 (maybe_emit_sprintf_chk_warning): Likewise.
16437 (maybe_emit_free_warning): Likewise.
16438 * expr.c (expand_expr_real_1): Likewise.
16440 2009-03-03 Jakub Jelinek <jakub@redhat.com>
16442 PR tree-optimization/39343
16443 * tree-ssa-ccp.c (maybe_fold_offset_to_address): Don't check if
16444 COMPONENT_REF t has ARRAY_TYPE.
16446 2009-03-02 Sebastian Pop <sebastian.pop@amd.com>
16448 PR middle-end/39335
16449 * tree-parloops.c (canonicalize_loop_ivs): Call fold_convert
16450 when the type precision of the induction variable should be
16451 larger than the type precision of nit.
16452 (gen_parallel_loop): Update use of canonicalize_loop_ivs.
16453 * graphite.c (graphite_loop_normal_form): Same.
16454 * tree-flow.h (canonicalize_loop_ivs): Update declaration.
16456 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
16458 * config/i386/i386.md (ST?_REG, MM?_REG): New constants.
16459 (*call_1_rex64_ms_sysv): Use named constants instead of magic
16460 numbers to describe clobbered registers.
16461 (*call_value_0_rex64_ms_sysv): Ditto.
16462 * config/i386/mmx.md (mmx_emms): Ditto.
16463 (mmx_femms): Ditto.
16465 2009-03-02 Richard Sandiford <rdsandiford@googlemail.com>
16467 * config/mips/mips.c (mips_mdebug_abi_name): Fix the handling
16470 2009-03-02 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
16472 * config/spu/spu.c (TARGET_SECTION_TYPE_FLAGS): Define.
16473 (spu_section_type_flags): New function.
16475 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
16477 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not copy
16478 reg_class_contents of FLOAT_REGS into a temporary.
16480 2009-03-02 Richard Guenther <rguenther@suse.de>
16481 Ira Rosen <irar@il.ibm.com>
16483 PR tree-optimization/39318
16484 * tree-vect-transform.c (vectorizable_call): Transfer the EH region
16485 information to the vectorized statement.
16487 2009-03-01 Uros Bizjak <ubizjak@gmail.com>
16489 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not shadow "i"
16490 variable. Use defined names instead of magic constants for REX SSE
16493 2009-03-01 Richard Guenther <rguenther@suse.de>
16495 PR tree-optimization/39331
16496 * omp-low.c (lower_send_shared_vars): Do not receive new
16497 values for the reference of DECL_BY_REFERENCE parms or results.
16499 2009-03-01 Jan Hubicka <jh@suse.cz>
16502 * tree.h (BLOCK_NONLOCALIZED_VARS, BLOCK_NUM_NONLOCALIZED_VARS,
16503 BLOCK_NONLOCALIZED_VAR): New macros.
16504 (tree_block): Add nonlocalized_vars.
16505 * dwarf2out.c (gen_formal_parameter_die, gen_variable_die,
16506 gen_decl_die): Add origin argument. Allow generation of die with
16507 origin at hand only.
16508 (gen_member_die, gen_type_die_with_usage, force_decl_die,
16509 declare_in_namespace, gen_namescpace_die, dwarf2out_decl): Update use
16511 (gen_block_die): Fix checking for unused blocks.
16512 (process_scope_var): Break out from .... ; work with origins only.
16513 (decls_for_scope) ... here; process nonlocalized list.
16514 (dwarf2out_ignore_block): Look for nonlocalized vars.
16515 * tree-ssa-live.c (remove_unused_scope_block_p): Look for nonlocalized
16517 (dump_scope_block): Dump them.
16518 * tree-inline.c (remap_decls): Handle nonlocalized vars.
16519 (remap_block): Likewise.
16520 (can_be_nonlocal): New predicate.
16521 (copy_bind_expr, copy_gimple_bind): Update use of remap_block.
16523 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16525 * configure: Regenerate.
16527 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16529 * optc-gen.awk: No need to duplicate option flags twice.
16530 Reuse help texts for duplicate options which do not have any.
16532 * gcc.c (display_help): Document --version.
16534 * gcc.c (main): If print_help_list and verbose_flag, ensure
16535 driver output comes before subprocess output.
16537 * optc-gen.awk: Assign all remaining fields to help string,
16538 space-separated, for multi-line help in *.opt.
16540 * doc/invoke.texi (Warning Options): -Wsync-nand is C/C++ only.
16541 -Wno-pedantic-ms-format is for MinGW targets only.
16543 * doc/options.texi (Option file format): Fix bad indentation,
16544 restoring dropped sentence.
16546 2009-02-28 Jan Hubicka <jh@suse.cz>
16548 * tree-inline.c (tree_function_versioning): Output debug info.
16550 2009-02-28 Jan Hubicka <jh@suse.cz>
16553 * tree-inline.c (setup_one_parameter): Do not copy propagate
16554 arguments when not optimizing.
16556 2009-02-28 H.J. Lu <hongjiu.lu@intel.com>
16559 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
16560 (avx_addsubv4df3): Likewise.
16561 (*avx_addsubv4sf3): Likewise.
16562 (sse3_addsubv4sf3): Likewise.
16563 (*avx_addsubv2df3): Likewise.
16564 (sse3_addsubv2df3): Likewise.
16565 (avx_unpckhps256): Correct item selectors.
16566 (avx_unpcklps256): Likewise.
16567 (avx_unpckhpd256): Likewise.
16568 (avx_unpcklpd256): Likewise.
16570 2009-02-28 Jan Hubicka <jh@suse.cz>
16572 * tree-inline.c (expand_call_inline): Avoid duplicate declarations of
16574 (copy_arguments_for_versioning): If var is declared don't declare it.
16575 (tree_function_versioning): First setup substitutions and then copy
16578 2009-02-27 Jan Hubicka <jh@suse.cz>
16581 * cgraph.h (varpool_output_debug_info): Remove.
16582 * cgraphunit.c (varpool_output_debug_info): Remove.
16583 * dwarf2out.c (deferred_locations_struct): New struct
16584 (deferred_locations): New type.
16585 (deferred_locations_list): New static var.
16586 (deffer_location): New function.
16587 (gen_variable_die): Use it.
16588 (decls_for_scope): Output info on local static vars.
16589 (dwarf2out_finish): Process deferred locations.
16590 * varpool.c (varpool_output_debug_info): Remove.
16592 2009-02-27 Jan Hubicka <jh@suse.cz>
16595 * tree.h (TREE_PROTECTED): Fix comment.
16596 (BLOCK_HANDLER_BLOCK): Remove.
16597 (struct tree_block): Remove handler_block add body_block.
16598 (inlined_function_outer_scope_p): New.
16599 (is_body_block): Remove.
16600 * dbxout.c (dbxout_block): Remove BLOCK_HANDLER_BLOCK.
16601 * dwarf2out.c (is_inlined_entry_point): Remove.
16602 (add_high_low_attributes): Use inlined_function_outer_scope_p.
16603 (gen_block_die): Use is_inlined_entry_point check. Remove body block
16605 * langhooks.h (struct lang_hooks): Remove no_bodu_blocks.
16606 * gimplify.c (gimplify_expr): Gimplify body blocks.
16607 * tree-ssa-live.c (remove_unused_scope_block_p): Allow removing wrapper
16608 block with multiple subblocks.
16609 (dump_scope_block): Prettier output; dump more flags and info.
16610 (dump_scope_blocks): New.
16611 (remove_unused_locals): Use dump_scope_blocks.
16612 * tree-flow.h (dump_scope_blocks): Declare.
16613 * tree-cfg.c (execute_build_cfg): Dump scope blocks.
16614 * stmt.c (is_body_block): Remove.
16615 * tree-inline.c (remap_block): Copy BODY_BLOCK info.
16616 * langhooks-def.h (LANG_HOOKS_NO_BODY_BLOCKS): Remove.
16618 2009-02-27 Sebastian Pop <sebastian.pop@amd.com>
16620 PR middle-end/39308
16621 * graphite.c (graphite_loop_normal_form): Do not call
16622 number_of_iterations_exit from a gcc_assert.
16624 2009-02-27 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
16626 * config/s390/s390.c (s390_swap_cmp): Look for conditional
16627 jumps if COND is NULL.
16628 (find_cond_jump): New function.
16629 (s390_z10_optimize_cmp): Handling for reg-reg compares added.
16630 * config/s390/s390.md: Remove z10_cobra attribute value.
16632 2009-02-26 Uros Bizjak <ubizjak@gmail.com>
16634 * config/alpha/alpha.h (alpha_expand_mov): Return false if
16635 force_const_mem returns NULL_RTX.
16637 2009-02-26 Jan Hubicka <jh@suse.cz>
16640 * cgraph.h (varpool_output_debug_info): Remove.
16641 * cgraphunit.c (varpool_output_debug_info): Remove.
16642 * dwarf2out.c (deferred_locations_struct): New struct
16643 (deferred_locations): New type.
16644 (deferred_locations_list): New static var.
16645 (deffer_location): New function.
16646 (gen_variable_die): Use it.
16647 (decls_for_scope): Output info on local static vars.
16648 (dwarf2out_finish): Process deferred locations.
16649 * varpool.c (varpool_output_debug_info): Remove.
16651 2009-02-25 H.J. Lu <hongjiu.lu@intel.com>
16653 PR rtl-optimization/39241
16654 * jump.c (rtx_renumbered_equal_p): Remove 2 superfluous calls
16655 to subreg_offset_representable_p.
16657 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
16659 * regmove.c (regmove_optimize): Conform to struct rtl_opt_pass
16660 execute function prototype. Get f and nregs from max_reg_num
16661 and get_insns. Remove the first backward pass as it's dead,
16662 guard the forward pass by flag_expensive_optimizations.
16663 (rest_of_handle_regmove): Delete.
16664 (pass_regmove): Replace it with regmove_optimize.
16666 2009-02-25 Martin Jambor <mjambor@suse.cz>
16668 PR tree-optimization/39259
16669 * tree-inline.c (initialize_cfun): Remove asserts for calls_setjmp and
16670 calls_alloca function flags.
16671 (copy_bb): Set calls_setjmp and alls_alloca function flags if such
16672 calls are detected.
16674 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
16676 * regmove.c (discover_flags_reg, flags_set_1, mark_flags_life_zones,
16677 flags_set_1_rtx, flags_set_1_set): Delete.
16678 (regmove_optimize): Do not call mark_flags_life_zones.
16680 2009-02-24 Julian Brown <julian@codesourcery.com>
16683 * config/arm/arm.c (require_pic_register): Only set
16684 cfun->machine->pic_reg once per function.
16686 2009-02-24 Sandra Loosemore <sandra@codesourcery.com>
16688 * doc/invoke.texi (Link Options): Document an easier way to pass
16689 options that take arguments to the GNU linker using -Xlinker and -Wl.
16691 2009-02-24 Steve Ellcey <sje@cup.hp.com>
16694 * doc/tm.texi (TARGET_C99_FUNCTIONS): Fix description.
16696 2009-02-24 Richard Guenther <rguenther@suse.de>
16699 * dwarf2out.c (gen_enumeration_type_die): Handle CONST_DECLs.
16701 2009-02-24 Richard Guenther <rguenther@suse.de>
16702 Zdenek Dvorak <ook@ucw.cz>
16704 PR tree-optimization/39233
16705 * tree-ssa-loop-ivopts.c (add_candidate_1): Do not except pointers
16706 from converting them to a generic type.
16708 2009-02-23 Sebastian Pop <sebastian.pop@amd.com>
16710 PR tree-optimization/39260
16711 * graphite.c (harmful_stmt_in_bb): Stop a SCoP when the basic block
16712 contains a condition with a real type.
16713 (build_scop_conditions_1): Conditions are always last_stmt of a bb.
16715 2009-02-23 Jason Merrill <jason@redhat.com>
16718 * varasm.c (initializer_constant_valid_p) [PLUS_EXPR]: Check
16719 narrowing_initializer_constant_valid_p.
16720 (narrowing_initializer_constant_valid_p): Don't return
16721 null_pointer_node for adding a pointer to itself.
16723 2009-02-23 Jan Hubicka <jh@suse.cz>
16726 * ggc.h (htab_create_ggc): Use ggc_free to free hashtable when
16729 2009-02-23 Jan Hubicka <jh@suse.cz>
16731 PR tree-optimization/37709
16732 * tree.c (block_ultimate_origin): Move here from dwarf2out.
16733 * tree.h (block_ultimate_origin): Declare.
16734 * dwarf2out.c (block_ultimate_origin): Move to tree.c
16735 * tree-ssa-live.c (remove_unused_scope_block_p):
16736 Eliminate blocks containig no instructions nor live variables nor
16738 (dump_scope_block): New function.
16739 (remove_unused_locals): Enable removal of dead blocks by default;
16740 enable dumping at TDF_DETAILS.
16742 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
16744 * config/i386/i386.c (classify_argument): Don't allow COImode
16746 (function_arg_advance_32): Don't allow OImode.
16747 (function_arg_32): Likewise.
16748 (function_value_32): Likewise.
16749 (return_in_memory_32): Likewise.
16750 (function_arg_64): Remove OImode comment.
16752 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
16755 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
16756 ix86_expand_vector_set for V4DImode in 64bit mode only.
16757 (ix86_expand_vector_init_one_var): Likewise.
16759 2009-02-21 Sebastian Pop <sebastian.pop@amd.com>
16761 * graphite.c (graphite_trans_loop_block): Adjust tile size to 51.
16763 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
16766 * loop-iv.c: Revert last change.
16767 * emit-rtl.c: Likewise.
16769 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
16772 * config/i386/i386.c (type_natural_mode): Remove an extra
16773 space in the warning message.
16774 (function_value_32): Handle 32-byte vector modes.
16775 (return_in_memory_32): Likewise.
16777 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
16779 * loop-iv.c (truncate_value): New function.
16780 (iv_subreg, get_iv_value, iv_number_of_iterations): Use it instead
16782 (lowpart_subreg): Move to...
16783 * emit-rtl.c: ...here.
16785 2009-02-21 Danny Smith <dannysmith@users.sourceforge.net>
16787 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Revert
16788 accidental and undocumented change at revision 140860.
16790 2009-02-21 Joseph Myers <joseph@codesourcery.com>
16792 * config/arm/arm.c (arm_gimplify_va_arg_expr): Update prototype to
16793 take gimple_seq * arguments.
16794 (arm_mangle_type): Use CONST_CAST_TREE on type argument passed to
16795 types_compatible_p langhook.
16797 2009-02-20 Mark Mitchell <mark@codesourcery.com>
16798 Joseph Myers <joseph@codesourcery.com>
16800 * config/arm/arm.c (arm_builtin_va_list): New function.
16801 (arm_expand_builtin_va_start): Likewise.
16802 (arm_gimplify_va_arg_expr): Likewise.
16803 (TARGET_BUILD_BUILTIN_VA_LIST): Define.
16804 (TARGET_BUILD_BUILTIN_VA_START): Likewise.
16805 (TARGET_BUILD_BUILTIN_VA_ARG_EXPR): Likewise.
16806 (va_list_type): New variable.
16807 (arm_mangle_type): Mangle va_list_type appropriately.
16809 2009-02-20 Jakub Jelinek <jakub@redhat.com>
16811 PR middle-end/39157
16812 * Makefile.in (loop-invariant.o): Depend on $(PARAMS_H).
16813 * params.h (LOOP_INVARIANT_MAX_BBS_IN_LOOP): Define.
16814 * params.def (loop-invariant-max-bbs-in-loop): New parameter.
16815 * opts.c (decode_options): Set loop-invariant-max-bbs-in-loop
16816 parameter to 1000 for -O1 by default.
16817 * doc/invoke.texi (loop-invariant-max-bbs-in-loop): Document new
16819 * loop-invariant.c: Include params.h.
16820 (move_loop_invariants): Don't call move_single_loop_invariants on
16823 2009-02-20 Jaka Mocnik <jaka@xlab.si>
16825 * calls.c (emit_library_call_value_1): Use slot_offset instead of
16826 offset when calculating bounds for indexing stack_usage_map. Fixes
16827 a buffer overflow with certain target setups.
16829 2009-02-20 Jakub Jelinek <jakub@redhat.com>
16832 * calls.c (expand_call): Clear try_tail_call if caller and callee
16833 disagree in promotion of function return value.
16835 2009-02-19 Jakub Jelinek <jakub@redhat.com>
16838 * c-common.c (c_determine_visibility): If visibility changed and
16839 DECL_RTL has been already set, call make_decl_rtl to update symbol
16842 2009-02-19 H.J. Lu <hongjiu.lu@intel.com>
16845 * varasm.c (assemble_variable): Don't check DECL_NAME when
16846 globalizing a variable.
16848 2009-02-19 Joseph Myers <joseph@codesourcery.com>
16851 * builtins.c (gimplify_va_arg_expr): Evaluate the va_list
16852 expression before any __builtin_trap call.
16853 * c-typeck.c (build_function_call): Convert and check function
16854 arguments before generating a call to a trap. Evaluate the
16855 function arguments before the trap.
16857 2009-02-19 Uros Bizjak <ubizjak@gmail.com>
16860 * config/i386/i386.md (isinfxf2): Split from isinf<mode>2.
16861 (UNSPEC_FXAM_MEM): New unspec.
16862 (fxam<mode>2_i387_with_temp): New insn and split pattern.
16863 (isinf<mode>2): Use MODEF mode iterator. Force operand[1] through
16864 memory using fxam<mode>2_i387_with_temp to remove excess precision.
16866 2009-02-19 Richard Guenther <rguenther@suse.de>
16868 PR tree-optimization/39207
16869 PR tree-optimization/39074
16870 * tree-ssa-structalias.c (storedanything_id, var_storedanything,
16871 storedanything_tree): New.
16872 (do_ds_constraint): Simplify ANYTHING shortcutting. Update
16873 the STOREDANYTHING solution if the lhs solution contains ANYTHING.
16874 (build_succ_graph): Add edges from STOREDANYTHING to all
16876 (init_base_vars): Initialize STOREDANYTHING.
16877 (compute_points_to_sets): Free substitution info after
16878 building the succ graph.
16879 (ipa_pta_execute): Likewise.
16881 * tree-ssa-structalias.c (struct variable_info): Add may_have_pointers
16883 (do_ds_constraint): Do not add to special var or non-pointer
16885 (type_could_have_pointers): Split out from ...
16886 (could_have_pointers): ... here. For arrays use the element type.
16887 (create_variable_info_for): Initialize may_have_pointers.
16888 (new_var_info): Likewise.
16889 (handle_lhs_call): Make the HEAP variable unknown-sized.
16890 (intra_create_variable_infos): Use a type with pointers for
16891 PARM_NOALIAS, make it unknown-sized.
16893 2009-02-18 H.J. Lu <hongjiu.lu@intel.com>
16896 * config/i386/i386.c (ix86_return_in_memory): Properly check ABI.
16898 2009-02-18 Jason Merrill <jason@redhat.com>
16901 * tree-ssa-ccp.c (get_symbol_constant_value): Don't assume zero
16902 value if DECL_EXTERNAL.
16903 * tree-sra.c (sra_walk_gimple_assign): Likewise.
16904 * target.h (gcc_target::binds_local_p): Clarify "module".
16905 * tree.h (TREE_PUBLIC): Clarify "module".
16907 2009-02-17 Xuepeng Guo <xuepeng.guo@intel.com>
16910 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move the hunk of
16911 initialization for MS_ABI prior to the hunk of !TARGET_MMX.
16913 2009-02-17 H.J. Lu <hongjiu.lu@intel.com>
16916 * c.opt (Wabi): Support C and ObjC.
16919 * c-opts.c (c_common_handle_option): Handle OPT_Wabi.
16921 * config/i386/i386.c (classify_argument): Warn once about the ABI
16922 change when passing union with long double.
16924 * doc/invoke.texi: Update -Wabi for warning psABI changes.
16926 2009-02-18 Joseph Myers <joseph@codesourcery.com>
16929 * c-parser.c (c_parser_compound_statement): Always enter and leave
16932 2009-02-17 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
16935 * config/darwin.h (SUPPORTS_INIT_PRIORITY): Define.
16937 2009-02-18 Jakub Jelinek <jakub@redhat.com>
16939 PR tree-optimization/36922
16940 * tree-data-ref.c (initialize_matrix_A): Handle BIT_NOT_EXPR.
16941 * tree-scalar-evolution.c (interpret_rhs_expr, instantiate_scev_1):
16944 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
16946 * config/mips/mips.c (mips_override_options): Set flag_dwarf2_cfi_asm
16949 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
16951 * config/mips/mips.md (type): Reclassify lui_movf as "unknown".
16953 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
16955 * config/mips/mips.c (mips_gimplify_va_arg_expr): Fix invalid
16958 2009-02-17 Ruan Beihong <ruanbeihong@gmail.com>
16959 Richard Sandiford <rdsandiford@googlemail.com>
16961 * config/mips/mips.c (CODE_FOR_loongson_biadd): Delete.
16962 * config/mips/loongson.md (reduc_uplus_<mode>): Rename to...
16963 (loongson_biadd): ...this.
16965 2009-02-17 Richard Guenther <rguenther@suse.de>
16967 PR tree-optimization/39202
16968 * tree-ssa-structalias.c (do_structure_copy): Before collapsing
16969 a var make sure to follow existing collapses.
16971 2009-02-17 Richard Guenther <rguenther@suse.de>
16973 PR middle-end/39214
16974 * langhooks.c (lhd_print_error_function): Check for NULL block.
16976 2009-02-17 Richard Guenther <rguenther@suse.de>
16978 PR tree-optimization/39204
16979 * tree-ssa-pre.c (phi_translate_1): Lookup the value-number
16982 2009-02-17 Uros Bizjak <ubizjak@gmail.com>
16984 * config/soft-fp/double.h: Update from glibc CVS.
16986 2009-02-17 Richard Guenther <rguenther@suse.de>
16988 PR tree-optimization/39207
16989 * tree-ssa-structalias.c (find_what_p_points_to): Do not emit
16990 strict-aliasing warnings for pointers pointing to NULL.
16992 2009-02-16 Joseph Myers <joseph@codesourcery.com>
16995 * c-parser.c (c_parser_braced_init): Call pop_init_level when
16996 skipping until next close brace.
16998 2009-02-16 H.J. Lu <hongjiu.lu@intel.com>
17001 * config/i386/i386.c (ix86_expand_push): Set memory alignment
17002 to function argument boundary.
17004 2009-02-16 Hariharan Sandanagobalane <hariharan@picochip.com>
17006 * config/picochip/picochip.md (lea_add): Allow any nonimmediate
17007 in the lea_add. Reload eventually constraints it properly.
17008 * config/picochip/constraints.md: Remove the target constraint
17009 "b", since it is not needed anymore.
17011 2009-02-16 Jakub Jelinek <jakub@redhat.com>
17013 * gthr-dce.h: Uglify function parameter and local variable names.
17014 * gthr-gnat.h: Likewise.
17015 * gthr-mipssde.h: Likewise.
17016 * gthr-nks.h: Likewise.
17017 * gthr-posix95.h: Likewise.
17018 * gthr-posix.h: Likewise.
17019 * gthr-rtems.h: Likewise.
17020 * gthr-single.h: Likewise.
17021 * gthr-solaris.h: Likewise.
17022 * gthr-tpf.h: Likewise.
17023 * gthr-vxworks.h: Likewise.
17024 * gthr-win32.h: Likewise.
17026 2009-02-15 H.J. Lu <hongjiu.lu@intel.com>
17029 * config/i386/i386.md: Restrict the new peephole2 to move
17030 between MMX/SSE registers.
17032 2009-02-15 Richard Guenther <rguenther@suse.de>
17035 2009-02-13 Richard Guenther <rguenther@suse.de>
17037 * configure.ac: Enable LFS.
17038 * configure: Re-generate.
17039 * config.in: Likewise.
17041 2009-02-13 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
17043 * config/spu/spu_internals.h (spu_sr, spu_sra, spu_srqw,
17044 spu_srqwbyte, spu_srqwbytebc): Define.
17045 * config/spu/spu-builtins.def (spu_sr, spu_sra, spu_srqw,
17046 spu_srqwbyte, spu_srqwbytebc): New overloaded builtins.
17047 * config/spu/spu.md ("shrqbybi_<mode>", "shrqbi_<mode>",
17048 "shrqby_<mode>"): New insn-and-split patterns.
17049 * config/spu/spu.c (expand_builtin_args): Determine and return
17050 number of operands using spu_builtin_description data.
17051 (spu_expand_builtin_1): Use it.
17053 2009-02-13 Steve Ellcey <sje@cup.hp.com>
17056 * config/ia64/ia64.c (ia64_function_ok_for_sibcall): Check
17059 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
17062 * config/i386/i386.c (override_options): Correct warning
17063 messages for -malign-loops, -malign-jumps and -malign-functions.
17065 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
17068 * config/i386/i386.md: Restrict the new peephole2 to move
17069 between the general purpose registers.
17071 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
17074 * config/i386/i386.c (type_natural_mode): Add a new argument.
17075 Return the original mode and warn ABI change if vector size is 32byte.
17076 (function_arg_advance): Updated.
17077 (function_arg): Likewise.
17078 (ix86_function_value): Likewise.
17079 (ix86_return_in_memory): Likewise.
17080 (ix86_sol10_return_in_memory): Likewise.
17081 (ix86_gimplify_va_arg): Likewise.
17082 (function_arg_32): Don't warn ABX ABI change here.
17083 (function_arg_64): Likewise.
17085 2009-02-13 Bernd Schmidt <bernd.schmidt@analog.com>
17087 * loop-iv.c (implies_p): In the final case, test that operands 0
17088 of the two comparisons match.
17090 * config/bfin/bfin.c (find_prev_insn_start): New function.
17091 (bfin_optimize_loop): Use it in some cases instead of PREV_INSN.
17092 (find_next_insn_start): Move.
17094 2009-02-13 Richard Guenther <rguenther@suse.de>
17096 * configure.ac: Enable LFS.
17097 * configure: Re-generate.
17098 * config.in: Likewise.
17100 2009-02-13 Joseph Myers <joseph@codesourcery.com>
17103 * c-parser.c (c_parser_parms_list_declarator): Discard pending
17104 sizes on syntax error after some arguments have been parsed.
17106 2009-02-12 Jakub Jelinek <jakub@redhat.com>
17108 * doc/invoke.texi (-fira): Remove.
17110 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
17112 * caller-save.c: Replace regclass.c with reginfo.c in comments.
17113 * recog.c: Likewise.
17116 2009-02-12 Uros Bizjak <ubizjak@gmail.com>
17118 * longlong.h (sub_ddmmss): New for ia64. Ported from GMP 4.2.
17119 (umul_ppmm): Likewise.
17120 (count_leading_zeros): Likewise.
17121 (count_trailing_zeros): Likewise.
17122 (UMUL_TIME): Likewise.
17124 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
17126 * config.gcc (ia64*-*-linux*): Add ia64/t-fprules-softfp and
17127 soft-fp/t-softfp to tmake_file.
17129 * config/ia64/ia64.c (ia64_soft_fp_init_libfuncs): New.
17130 (ia64_expand_compare): Use HPUX library for TFmode only for HPUX.
17131 (ia64_builtins) [IA64_BUILTIN_COPYSIGNQ, IA64_BUILTIN_FABSQ,
17132 IA64_BUILTIN_INFQ]: New.
17133 (ia64_init_builtins): Initialize __builtin_infq,
17134 __builtin_fabsq and __builtin_copysignq if not HPUX.
17135 (ia64_expand_builtin): Handle IA64_BUILTIN_COPYSIGNQ,
17136 IA64_BUILTIN_FABSQ and IA64_BUILTIN_INFQ.
17138 * config/ia64/lib1funcs.asm (__divtf3): Define only if
17140 (__fixtfti): Likewise.
17141 (__fixunstfti): Likewise.
17142 (__floattitf): Likewise.
17144 * config/ia64/libgcc-glibc.ver: New.
17145 * config/ia64/t-fprules-softfp: Likewise.
17146 * config/ia64/sfp-machine.h: Likewise.
17148 * config/ia64/linux.h (LIBGCC2_HAS_TF_MODE): New.
17149 (LIBGCC2_TF_CEXT): Likewise.
17150 (TF_SIZE): Likewise.
17151 (TARGET_INIT_LIBFUNCS): Likewise.
17153 * config/ia64/t-glibc (SHLINB_MAPFILES):
17154 Add $(srcdir)/config/ia64/libgcc-glibc.ver.
17156 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
17158 * config/i386/i386.c (construct_container): Rewrite processing
17159 BLKmode with X86_64_SSE_CLASS.
17161 2009-02-12 Paolo Bonzini <bonzini@gnu.org>
17164 * config/i386/i386.md: Replace simplify_replace_rtx with
17165 replace_rtx in the new peephole2.
17167 2009-02-12 Nathan Sidwell <nathan@codesourcery.com>
17169 * doc/invoke.texi (Optimize Options): Stop claiming inlining and
17170 loop unrolling do not happen at -O2.
17172 2009-02-12 Michael Matz <matz@suse.de>
17174 * gcc.c (ASM_DEBUG_SPEC): Check for -g0.
17176 2009-02-12 Jakub Jelinek <jakub@redhat.com>
17178 * dwarf2out.c (dwarf2out_finish): Force output of comp_unit_die
17181 2009-02-12 Ben Elliston <bje@au.ibm.com>
17183 * config/rs6000/rs6000.md (allocate_stack): Use _stack form of
17184 patterns when updating the back chain. Missed in the 2009-02-10
17187 2009-02-11 Janis Johnson <janis187@us.ibm.com>
17189 * doc/extend.texi (Decimal Floating Types): Update identifier of
17190 draft TR and list of missing support.
17192 2009-02-11 Jakub Jelinek <jakub@redhat.com>
17194 PR middle-end/39154
17195 * gimplify.c (omp_notice_variable): If adding GOVD_SEEN
17196 bit to variable length decl's flags, add it also to its
17197 pointer replacement variable.
17199 2009-02-11 Uros Bizjak <ubizjak@gmail.com>
17200 Jakub Jelinek <jakub@redhat.com>
17203 * config/i386/i386.md (UNSPEC_MEMORY_BLOCKAGE): New constant.
17204 (memory_blockage): New expander.
17205 (*memory_blockage): New insn pattern.
17206 * config/i386/i386.c (ix86_expand_prologue): Use memory_blockage
17207 instead of general blockage at the end of function prologue when
17208 frame pointer is used to access red zone area. Do not emit blockage
17209 when profiling, it is emitted in generic code.
17210 (ix86_expand_epilogue): Emit memory_blockage at the beginning of
17211 function epilogue when frame pointer is used to access red zone area.
17213 2009-02-11 Paolo Bonzini <bonzini@gnu.org>
17216 * config/i386/i386.md: Add two new peephole2 to avoid mov followed
17217 by arithmetic with memory operands.
17218 * config/i386/predicates.md (commutative_operator): New.
17220 2009-02-10 Janis Johnson <janis187@us.ibm.com>
17222 * doc/extend.texi (Fixed-Point Types): Break long paragraphs into
17225 2009-02-10 Eric Botcazou <ebotcazou@adacore.com>
17227 * alias.h (record_alias_subset): Declare.
17228 * alias.c (record_alias_subset): Make global.
17230 2009-02-10 Nick Clifton <nickc@redhat.com>
17232 * tree-parloops.c: Change license to GPLv3.
17233 * ipa-struct-reorg.c: Change license to GPLv3.
17234 * ipa-struct-reorg.h: Change license to GPLv3.
17236 2009-02-10 Steve Ellcey <sje@cup.hp.com>
17239 * c-decl.c (start_struct): Return NULL on error.
17241 2009-02-10 Jakub Jelinek <jakub@redhat.com>
17243 PR middle-end/39124
17244 * cfgloopmanip.c (remove_path): Call remove_bbs after
17245 cancel_loop_tree, not before it.
17248 * function.h (struct function): Add has_local_explicit_reg_vars bit.
17249 * gimplify.c (gimplify_bind_expr): Set it if local DECL_HARD_REGISTER
17250 VAR_DECLs were seen.
17251 * tree-ssa-live.c (remove_unused_locals): Recompute
17252 cfun->has_local_explicit_reg_vars.
17253 * tree-ssa-sink.c (statement_sink_location): Don't sink BLKmode
17254 copies or clearings if cfun->has_local_explicit_reg_vars.
17256 2009-02-10 Uros Bizjak <ubizjak@gmail.com>
17259 * config/i386/i386.c (expand_prologue): Emit blockage at the end
17260 of function prologue when frame pointer is used to access
17263 2009-02-10 Richard Guenther <rguenther@suse.de>
17265 PR middle-end/39127
17266 * gimplify.c (gimple_regimplify_operands): Always look if
17267 we need to create a temporary.
17269 2009-02-10 Richard Guenther <rguenther@suse.de>
17271 PR tree-optimization/39132
17272 * tree-loop-distribution.c (todo): New global var.
17273 (generate_memset_zero): Trigger TODO_rebuild_alias.
17274 (tree_loop_distribution): Return todo.
17276 2009-02-10 H.J. Lu <hongjiu.lu@intel.com>
17279 * config/i386/i386.c (x86_64_reg_class): Remove X86_64_AVX_CLASS.
17280 (x86_64_reg_class_name): Removed.
17281 (classify_argument): Return 0 if bytes > 32. Return 0 if the
17282 first one isn't X86_64_SSE_CLASS or any other ones aren't
17283 X86_64_SSEUP_CLASS when size > 16bytes. Don't turn
17284 X86_64_SSEUP_CLASS into X86_64_SSE_CLASS if the preceded one
17285 is X86_64_SSEUP_CLASS. Set AVX modes to 1 X86_64_SSE_CLASS
17286 and 3 X86_64_SSEUP_CLASS.
17287 (construct_container): Remove X86_64_AVX_CLASS. Handle 4
17288 registers with 1 X86_64_SSE_CLASS and 3 X86_64_SSEUP_CLASS.
17290 2009-02-10 Ben Elliston <bje@au.ibm.com>
17292 * config/rs6000/rs6000.md (allocate_stack): Always use an update
17293 form instruction to update the stack back chain word, even if the
17294 user has disabled the generation of update instructions.
17295 (movdi_<mode>_update_stack): New.
17296 (movsi_update_stack): Likewise.
17297 * config/rs6000/rs6000.c (rs6000_emit_allocate_stack): Likewise,
17298 always use an update form instruction to update the stack back
17301 2009-02-09 Sebastian Pop <sebastian.pop@amd.com>
17303 PR middle-end/38953
17304 * graphite.c (if_region_set_false_region): After moving a region in
17305 the false branch of a condition, remove the empty dummy basic block.
17306 (gloog): Remove wrong fix for PR38953.
17308 2009-02-09 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
17310 * config/spu/spu.c (array_to_constant): Fix (latent) wrong-code
17311 generation due to implicit sign extension.
17313 2009-02-09 Eric Botcazou <ebotcazou@adacore.com>
17315 PR middle-end/38981
17316 * tree-ssa-coalesce.c (add_coalesce): Cap the costs of coalesce pairs
17317 at MUST_COALESCE_COST-1 instead of MUST_COALESCE_COST.
17319 2009-02-09 Richard Guenther <rguenther@suse.de>
17321 PR middle-end/35202
17322 * convert.c (convert_to_real): Disable (float)fn((double)x)
17323 to fnf(x) conversion if errno differences may occur and
17324 -fmath-errno is set.
17326 2009-02-07 Anatoly Sokolov <aesok@post.ru>
17328 * config/avr/avr.c (avr_mcu_t): Add ata6289 device.
17329 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
17330 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
17332 2009-02-06 Joseph Myers <joseph@codesourcery.com>
17335 * c-common.c (handle_alias_attribute): Disallow attribute for
17336 anything not a FUNCTION_DECL or VAR_DECL.
17338 2009-02-06 Janis Johnson <janis187@us.ibm.com>
17341 * real.c (do_compare): Special-case compare of zero against
17342 decimal float value.
17344 2009-02-06 Joseph Myers <joseph@codesourcery.com>
17347 * c-decl.c (grokdeclarator): Don't treat [] declarators in fields
17348 as indicating flexible array members unless the field itself is
17349 being declarared as the incomplete array.
17351 2009-02-06 Jan Hubicka <jh@suse.cz>
17353 PR tree-optimization/38844
17354 * ipa-inline.c (try_inline): Stop inlining recursion when edge
17355 is already inlined.
17357 2009-02-06 Richard Guenther <rguenther@suse.de>
17359 PR middle-end/38977
17360 * tree-cfg.c (need_fake_edge_p): Force a fake edge for
17361 fork because we may expand it as __gcov_fork.
17363 2009-02-06 Nick Clifton <nickc@redhat.com>
17365 * config/m32c/m32c.h (PCC_BITFIELD_TYPE_MATTERS): Define to zero.
17367 2009-02-06 Paolo Bonzini <bonzini@gnu.org>
17369 PR tree-optimization/35659
17370 * tree-ssa-sccvn.c (vn_constant_eq, vn_reference_eq, vn_nary_op_eq
17371 vn_phi_eq): Shortcut if hashcode does not match.
17372 (vn_reference_op_compute_hash): Do not call iterative_hash_expr for
17374 * tree-ssa-pre.c (pre_expr_hash): Look at hashcode if available,
17375 and avoid iterative_hash_expr.
17376 (FOR_EACH_VALUE_ID_IN_SET): New.
17377 (value_id_compare): Remove.
17378 (sorted_array_from_bitmap_set): Use FOR_EACH_VALUE_ID_IN_SET to
17379 sort expressions by value id.
17381 2009-02-05 Kaz Kojima <kkojima@gcc.gnu.org>
17384 * config/sh/predicates.md (general_movsrc_operand): Don't check
17385 the subreg of system registers here.
17387 2009-02-05 Jakub Jelinek <jakub@redhat.com>
17390 * cgraphunit.c (cgraph_function_versioning): Clear also DECL_VIRTUAL_P
17391 on the copied decl.
17393 2009-02-05 Paolo Bonzini <bonzini@gnu.org>
17395 PR rtl-optimization/39110
17396 * rtlanal.c (rtx_addr_can_trap_p_1): Shortcut unaligned
17397 addresses, not aligned ones.
17399 2009-02-05 Daniel Berlin <dberlin@dberlin.org>
17400 Richard Guenther <rguenther@suse.de>
17402 PR tree-optimization/39100
17403 * tree-ssa-structalias.c (do_ds_constraint): Actually do what the
17404 comment says and add edges.
17406 2009-02-05 Joseph Myers <joseph@codesourcery.com>
17409 * c-common.c (handle_tls_model_attribute): Ignore attribute for
17410 non-VAR_DECLs without checking DECL_THREAD_LOCAL_P.
17412 2009-02-04 Tobias Grosser <grosser@fim.uni-passau.de>
17414 * graphite.c (bb_in_sese_p, sese_build_livein_liveouts_use,
17415 sese_build_livein_liveouts_bb, sese_build_livein_liveouts,
17416 register_bb_in_sese, new_sese, free_sese): Moved.
17417 (dot_scop_1, build_scop_loop_nests, build_loop_iteration_domains,
17418 outermost_loop_in_scop, build_scop_iteration_domain,
17419 expand_scalar_variables_ssa_name, get_vdef_before_scop,
17420 limit_scops): Use bb_in_sese_p instead of bb_in_scop_p.
17421 Use loop_in_sese_p instead of loop_in_scop_p.
17422 (new_graphite_bb, gloog): Do not initialize SCOP_BBS_B.
17423 (new_scop, free_scop): Remove SCOP_LOOP2CLOOG_LOOP and SCOP_BBS_B.
17424 (scopdet_basic_block_info): Fix bug in scop detection.
17425 (new_loop_to_cloog_loop_str, hash_loop_to_cloog_loop,
17426 eq_loop_to_cloog_loop): Remove.
17427 (nb_loops_around_loop_in_scop, nb_loop
17428 ref_nb_loops): Moved here...
17429 * graphite.h (ref_nb_loops): ... from here.
17430 (struct scop): Remove bbs_b bitmap and loop2cloog_loop.
17431 (loop_domain_dim, loop_iteration_vector_dim): Remove.
17432 (SCOP_BBS_B, bb_in_scop_p, loop_in_scop_p): Removed.
17433 * testsuite/gcc.dg/graphite/scop-19.c: New
17435 2009-02-04 Paolo Bonzini <bonzini@gnu.org>
17436 Hans-Peter Nilsson <hp@axis.com>
17438 PR rtl-optimization/37889
17439 * rtlanal.c (rtx_addr_can_trap_p_1): Add offset and size arguments.
17440 Move offset handling from PLUS to before the switch. Use new
17441 arguments when considering SYMBOL_REFs too.
17442 (rtx_addr_can_trap_p): Pass dummy offset and size.
17443 (enum may_trap_p_flags): Remove.
17444 (may_trap_p_1): Pass size from MEM_SIZE.
17446 PR rtl-optimization/38921
17447 * loop-invariant.c (find_invariant_insn): Use may_trap_or_fault_p.
17448 * rtl.h (may_trap_after_code_motion_p): Delete prototype.
17449 * rtlanal.c (may_trap_after_code_motion_p): Delete.
17450 (may_trap_p, may_trap_or_fault_p): Pass 0/1 as flags.
17452 2009-02-04 H.J. Lu <hongjiu.lu@intel.com>
17454 AVX Programming Reference (January, 2009)
17455 * config/i386/sse.md (*vpclmulqdq): New.
17457 2009-02-04 Jakub Jelinek <jakub@redhat.com>
17459 PR tree-optimization/38977
17460 PR gcov-profile/38292
17461 * calls.c (special_function_p): Disregard __builtin_ prefix.
17463 2009-02-04 Hariharan Sandanagobalane <hariharan@picochip.com>
17465 * config/picochip/picochip.c (GO_IF_LEGITIMATE_ADDRESS): Disallow
17466 non-indexable addresses even before reload.
17468 2009-02-03 Joseph Myers <joseph@codesourcery.com>
17471 * c-decl.c (grokdeclarator): Mark [*] arrays in field declarators
17472 as having variable size. Do not give an error for unnamed
17473 parameters with [*] declarators. Give a warning for type names
17474 with [*] declarators and mark them as variable size.
17475 * c-parser.c (c_parser_sizeof_expression): Do not give an error
17476 for sizeof applied to [*] type names.
17478 2009-02-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
17481 * convert.c (convert_to_integer): Treat OFFSET_TYPE like INTEGER_TYPE.
17483 2009-02-03 Jakub Jelinek <jakub@redhat.com>
17485 * gcc.c (process_command): Update copyright notice dates.
17486 * gcov.c (print_version): Likewise.
17487 * gcov-dump.c (print_version): Likewise.
17488 * mips-tfile.c (main): Likewise.
17489 * mips-tdump.c (main): Likewise.
17491 2009-02-03 Joseph Myers <joseph@codesourcery.com>
17494 * c-typeck.c (composite_type): Set TYPE_SIZE and TYPE_SIZE_UNIT
17495 for composite type involving a zero-length array type.
17497 2009-02-03 Jakub Jelinek <jakub@redhat.com>
17500 * function.c (match_asm_constraints_1): Skip over
17501 initial optional % in the constraint.
17503 PR inline-asm/39059
17504 * c-parser.c (c_parser_postfix_expression): If fixed point is not
17505 supported, don't accept FIXED_CSTs.
17506 * c-decl.c (finish_declspecs): Error if fixed point is not supported
17507 and _Sat is used without _Fract/_Accum. Set specs->type to
17508 integer_type_node for cts_fract/cts_accum if fixed point is not
17511 2009-02-02 Catherine Moore <clm@codesourcery.com>
17513 * sde.h (SUBTARGET_ARM_SPEC): Don't assemble -fpic code as -mabicalls.
17515 2009-02-02 Richard Sandiford <rdsandiford@googlemail.com>
17517 * config/mips/mips.h (FILE_HAS_64BIT_SYMBOLS): New macro.
17518 (ABI_HAS_64BIT_SYMBOLS): Use it.
17519 (DWARF2_ADDR_SIZE): Use it instead of ABI_HAS_64BIT_SYMBOLS.
17521 2009-02-02 Paul Brook <paul@codesourcery.com>
17523 * config/arm/arm.md (arm_addsi3): Add r/r/k alternative.
17525 2009-02-02 Jakub Jelinek <jakub@redhat.com>
17527 PR inline-asm/39058
17528 * recog.h (asm_operand_ok): Add constraints argument.
17529 * recog.c (asm_operand_ok): Likewise. If it is set, for digits
17530 recurse on matching constraint.
17531 (check_asm_operands): Pass constraints as 3rd argument to
17532 asm_operand_ok. Don't look up matching constraint here.
17533 * stmt.c (expand_asm_operands): Pass NULL as 3rd argument
17536 2009-02-02 Ben Elliston <bje@au.ibm.com>
17538 * doc/tm.texi (Storage Layout): Fix TARGET_ALIGN_ANON_BITFIELD and
17539 TARGET_NARROW_VOLATILE_BITFIELD macro names.
17541 2009-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
17543 * doc/install.texi (hppa*-hp-hpux*): Update binutils and linker
17544 information. Remove some obsolete information. Reorganize.
17546 * config/pa/fptr.c: Revert license to GPL 2.
17547 * config/pa/milli64.S: Likewise.
17549 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
17552 * mkmap-flat.awk (END): Use pe_dll command-line arg to pass
17553 LIBRARY name in, instead of hard-coding it.
17554 * config.gcc (i[34567]86-*-pe | i[34567]86-*-cygwin*): Add an
17555 extra target make frag to tmake_files according to EH model.
17556 (i[34567]86-*-mingw* | x86_64-*-mingw*): Likewise.
17557 * config/i386/t-dw2-eh, config/i386/t-sjlj-eh: Add new target
17558 frags that define makefile variable EH_MODEL appropriately.
17559 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Add comment.
17560 * config/i386/cygwin.h (LIBGCC_EH_EXTN): Define to nothing or
17561 to "-sjlj" according to type of EH configured.
17562 (LIBGCC_SONAME): Concatenate it to shared library base name.
17563 * config/i386/mingw32.h (LIBGCC_EH_EXTN): Define to "_dw2" or
17564 to "_sjlj" according to type of EH configured.
17565 (LIBGCC_SONAME): Concatenate it to shared library base name.
17566 * config/i386/t-cygming (SHLIB_SONAME): Use EH_MODEL.
17567 (SHLIB_LINK): Add missing semicolon to if-else construct.
17568 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
17569 string value of "pe_dll" command-line option.
17570 * config/i386/t-cygwin (SHLIB_EH_EXTENSION): New helper.
17571 (SHLIB_SONAME): Use it when overriding t-cygming default.
17572 (SHLIB_IMPLIB): Override t-cygming default.
17573 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
17574 string value of "pe_dll" command-line option.
17576 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
17579 * config/i386/i386.c (ix86_builtin_setjmp_frame_value): New.
17580 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Override default to point at it.
17582 2009-01-31 Richard Guenther <rguenther@suse.de>
17584 PR tree-optimization/38937
17585 * tree-ssa-structalias.c (do_sd_constraint): Do not shortcut
17586 computing the transitive closure.
17588 2009-01-30 Richard Guenther <rguenther@suse.de>
17590 PR tree-optimization/39041
17591 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
17592 Propagate variable indices only if the types match for this stmt.
17594 2009-01-30 Jakub Jelinek <jakub@redhat.com>
17597 * c-decl.c (pop_scope): Set DECL_EXTERNAL for functions declared
17598 inline but never defined.
17600 2009-01-30 Wolfgang Gellerich <gellerich@de.ibm.com>
17602 * config/s390/s390.md (*insv<mode>_reg_extimm): Removed.
17603 (*insv_h_di_reg_extimm): New insn.
17604 (*insv_l<mode>_reg_extimm): New insn.
17606 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
17608 * config/picochip/picochip.c (flag_conserve_stack): set
17609 PARAM_LARGE_STACK_FRAME and PARAM_STACK_FRAME_GROWTH to zero under
17610 fconserve-stack. Reduce call-overhead used by inliner.
17612 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
17615 * common.opt (flag_conserve_stack): Initialised to zero.
17617 2009-01-30 Kai Tietz <kai.tietz@onevision.com>
17620 * config/i386/i386.c (ix86_can_use_return_insn_p): Check for nsseregs.
17621 (ix86_expand_epilogue): Take nsseregs in account to use proper restore
17624 2009-01-29 H.J. Lu <hongjiu.lu@intel.com>
17626 * ira-color.c (allocno_reload_assign): Update comments.
17627 * regmove.c (regmove_optimize): Likewise.
17631 2009-01-29 Robert Millan <rmh@aybabtu.com>
17633 * config.gcc: Recognize GNU/kOpenSolaris (*-*-kopensolaris*-gnu).
17634 * config/i386/kopensolaris-gnu.h: New file. Undefine
17635 `MD_UNWIND_SUPPORT'.
17636 * config/kopensolaris-gnu.h: New file (based on kfreebsd-gnu.h).
17638 2009-01-29 Kazu Hirata <kazu@codesourcery.com>
17640 PR tree-optimization/39007
17641 * tree-loop-distribution.c (generate_builtin): Use
17642 recompute_dominator to compute the immediate dominator of the
17643 basic block just after the loop.
17645 2009-01-29 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
17647 * config/i386/sol2-10.h [!HAVE_AS_IX86_DIFF_SECT_DELTA]
17648 (ASM_OUTPUT_DWARF_PCREL): Define.
17650 2009-01-29 Vladimir Makarov <vmakarov@redhat.com>
17652 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Modify description.
17653 * doc/passes.texi: Remove entries about regclass, local-alloc, and
17654 global. Modify entries about regmove and IRA.
17656 * ra-conflict.c: Remove the file.
17658 * reload.c (push_reload, find_dummy_reload): Remove flag_ira.
17660 * tree-pass.h (pass_local_alloc, pass_global_alloc): Remove.
17661 (pass_regclass_init): Rename to pass_reginfo_init.
17663 * cfgloopanal.c (estimate_reg_pressure_cost): Remove flag_ira.
17665 * toplev.h (flag_ira): Remove.
17667 * caller-save.c (setup_save_areas): Remove flag_ira.
17669 * ira-color.c (ira_reuse_stack_slot, ira_mark_new_stack_slot): Ditto.
17671 * global.c: Remove the file.
17673 * opts.c (decode_options): Remove flag_ira.
17675 * hard-reg-set.h (losing_caller_save_reg_set): Remove.
17677 * regmove.c: Modify file description.
17678 (find_use_as_address, try_auto_increment): Define them only if
17679 AUTO_INC_DEC is defined.
17680 (replacement_quality, replace_in_call_usage, fixup_match_1,
17681 stable_and_no_regs_but_for_p): Remove.
17682 (reg_set_in_bb): Make it static.
17683 (regmove_optimize): Remove flag_ira and code which worked for
17686 * local-alloc.c: Remove the file.
17688 * common.opt (fira): Remove.
17690 * ira.c: Include except.h.
17691 (eliminable_regset): Move from global.c.
17692 (mark_elimination): Ditto. Remove flag_ira.
17693 (reg_renumber, struct equivalence, reg_equiv, equiv_mem,
17694 equiv_mem_modified, validate_equiv_mem_from_store,
17695 validate_equiv_mem, equiv_init_varies_p, equiv_init_movable_p,
17696 contains_replace_regs, memref_referenced_p, memref_used_between_p,
17697 no_equiv, recorded_label_ref): Move from local-alloc.c.
17698 (update_equiv_regs): Ditto. Make it static.
17699 (print_insn_chain, print_insn_chains): Move it from global.c.
17700 (pseudo_for_reload_consideration_p): Ditto. Remove flag_ira.
17701 (build_insn_chain): Ditto. Make it static.
17702 (ra_init_live_subregs): Move from ra-conflict.c. Make it static.
17703 Rename to init_live_subregs.
17704 (gate_ira): Remove flag_ira.
17706 * regclass.c: Rename reginfo.c. Change file description.
17707 (FORBIDDEN_INC_DEC_CLASSES): Remove.
17708 (reg_class_superclasses, forbidden_inc_dec_class, in_inc_dec): Remove.
17709 (init_reg_sets_1): Remove code for evaluation of
17710 reg_class_superclasses and losing_caller_save_reg_set.
17711 (init_regs): Remove init_reg_autoinc.
17712 (struct costs, costs, init_cost, ok_for_index_p_nonstrict,
17713 ok_for_base_p_nonstrict): Remove.
17714 (regclass_init): Rename to reginfo_init. Don't initialize init_cost.
17715 (pass_regclass_init): Rename to pass_reginfo_init. Modify
17716 corresponding entries.
17717 (dump_regclass, record_operand_costs, scan_one_insn,
17718 init_reg_autoinc, regclass, record_reg_classes, copy_cost,
17719 record_address_regs, auto_inc_dec_reg_p): Remove.
17720 (gt-regclass.h): Rename to gt-reginfo.h.
17722 * rtl.h (dump_global_regs, retry_global_alloc,
17723 build_insn_chain, dump_local_alloc, update_equiv_regs): Remove.
17725 * Makefile.in (RA_H): Remove.
17726 (OBJS-common): Remove global.o, local-alloc.o, and ra-conflict.o.
17727 Rename regclass.o to reginfo.o.
17728 (regclass.o): Rename to reginfo.o. Rename gt-regclass.h to
17730 (global.o, local-alloc.o, ra-conflict.o): Remove entries.
17731 (GTFILES): Rename regclass.c to reginfo.c.
17733 * passes.c (init_optimization_passes): Remove pass_local_alloc and
17734 pass_global_alloc. Rename pass_regclass_init to pass_reginfo_init.
17736 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
17737 count_spilled_pseudo, find_reg, alter_reg, delete_output_reload):
17739 (finish_spills): Ditto. Remove code for !flag_ira.
17741 2009-01-29 Kenneth Zadeck <zadeck@naturalbridge.com>
17743 PR middle-end/35854
17744 * doc/invoke.texi (rtl debug options): Complete rewrite.
17745 * auto-inc-dec.c (pass_inc_dec): Rename pass from "auto-inc-dec"
17747 * mode-switching.c (pass_mode_switching): Rename pass from
17748 "mode-sw" to "mode_sw".
17749 * except.c (pass_convert_to_eh_ranges): Rename pass from
17750 "eh-ranges" to "eh_ranges".
17751 * lower-subreg.c (pass_lower_subreg): Renamed pass from "subreg"
17755 2009-01-29 Andrey Belevantsev <abel@ispras.ru>
17756 Alexander Monakov <amonakov@ispras.ru>
17758 PR middle-end/38857
17759 * sel-sched.c (count_occurrences_1): Check that *cur_rtx is a hard
17761 (move_exprs_to_boundary): Change return type and pass through
17762 should_move from move_op. Relax assert. Update usage ...
17763 (schedule_expr_on_boundary): ... here. Use should_move instead of
17765 (move_op_orig_expr_found): Indicate that insn was disconnected from
17767 (code_motion_process_successors): Do not call after_merge_succs
17768 callback if original expression was not found when traversing any of
17770 (code_motion_path_driver): Change return type. Update prototype.
17771 (move_op): Update comment. Add a new parameter (should_move). Update
17772 prototype. Set *should_move based on indication provided by
17773 move_op_orig_expr_found.
17775 2009-01-28 Pat Haugen <pthaugen@us.ibm.com>
17777 * doc/invoke.texi (avoid-indexed-addresses): Document new option.
17778 * config/rs6000/rs6000-protos.h (avoiding_indexed_address_p): Declare.
17779 * config/rs6000/rs6000.opt (avoid-indexed-addresses): New option.
17780 * config/rs6000/rs6000.c (rs6000_override_options): Default
17781 avoid-indexed-addresses on for Power6, off for everything else.
17782 (avoiding_indexed_address_p): New function.
17783 (rs6000_legitimize_address): Use it.
17784 (rs6000_legitimate_address): Likewise.
17785 * config/rs6000/rs6000.md (movXX_updateX): Likewise
17787 2009-01-28 Kazu Hirata <kazu@codesourcery.com>
17789 PR tree-optimization/38997
17790 * tree-loop-distribution.c (generate_memset_zero): Use
17791 POINTER_PLUS_EXPR for a pointer addition.
17793 2009-01-28 Andreas Krebbel <krebbel1@de.ibm.com>
17795 * config/s390/s390.md (bswap<mode>2): New pattern added.
17797 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
17799 * config/s390/s390.md (*tls_load_31): Added type attribute.
17801 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
17803 * config/s390/s390.md: Fix a few comments.
17805 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
17807 * config/s390/s390.md (*tmsi_reg): Fixed z10prop attribute.
17808 (*tm<mode>_full): Fixed z10prop attribute.
17809 (*tst<mode>_extimm): Fixed z10prop attribute.
17810 (*tst<mode>_cconly_extimm): Fixed z10prop attribute.
17811 (*tstqiCCT_cconly): Fixed z10prop attribute.
17812 (*cmpsi_ccu_zerohi_rlsi): Fixed z10prop attribute.
17813 (*movsi_larl): Fixed z10prop attribute.
17814 (*movsi_zarch): Fixed z10prop attribute.
17815 (*movsi_eas): Fixed z10prop attribute.
17816 (*movhi): Fixed z10prop attribute.
17817 (*movqi): Fixed z10prop attribute.
17818 (*movstrictqi): Fixed z10prop attribute.
17819 (*mov<mode>): Fixed z10prop attribute.
17820 (*movcc): Fixed z10prop attribute.
17821 (*sethighpartdi_64): Fixed z10prop attribute.
17822 (*zero_extendhi<mode>2_z10): Fixed z10prop attribute.
17823 (*negdi2_sign_cc): Fixed z10prop attribute.
17824 (*negdi2_sign): Fixed z10prop attribute.
17825 (*absdi2_sign_cc): Fixed z10prop attribute.
17826 (*absdi2_sign): Fixed z10prop attribute.
17827 (*negabsdi2_sign_cc): Fixed z10prop attribute.
17828 (*negabsdi2_sign): Fixed z10prop attribute.
17829 (*cmp_and_trap_signed_int<mode>): Fixed z10prop attribute.
17830 (*cmp_and_trap_unsigned_int<mode>): Fixed z10prop attribute.
17831 (doloop_si64): Fixed z10prop attribute.
17832 (doloop_si31): Fixed z10prop attribute.
17833 (doloop_long): Fixed z10prop attribute.
17834 (indirect_jump): Fixed z10prop attribute.
17835 (nop): Fixed z10prop attribute.
17836 (main_base_64): Fixed z10prop attribute.
17837 (reload_base_64): Fixed z10prop attribute.
17839 2009-01-28 Jakub Jelinek <jakub@redhat.com>
17841 PR rtl-optimization/38740
17842 * reorg.c (gate_handle_delay_slots): Avoid dbr scheduling
17844 * config/mips/mips.c (mips_reorg): Likewise.
17846 2009-01-28 Richard Guenther <rguenther@suse.de>
17848 PR tree-optimization/38926
17849 * tree-ssa-pre.c (add_to_value): Assert we add only expressions
17850 with the correct value id to a value.
17851 (do_regular_insertion): Use the value number of edoubleprime
17852 for the value number of the expr.
17855 2008-08-21 Richard Guenther <rguenther@suse.de>
17857 * tree-ssa-pre.c (insert_into_preds_of_block): Before inserting
17858 a PHI ask VN if it is already available.
17859 * tree-ssa-sccvn.h (vn_phi_lookup): Declare.
17860 * tree-ssa-sccvn.c (vn_phi_lookup): Export.
17862 2009-01-28 Jakub Jelinek <jakub@redhat.com>
17864 PR middle-end/38934
17865 * tree-vrp.c (extract_range_from_assert): For LE_EXPR and LT_EXPR
17866 set to varying whenever max has TREE_OVERFLOW set, similarly
17867 for GE_EXPR and GT_EXPR and TREE_OVERFLOW min.
17869 2009-01-28 Richard Guenther <rguenther@suse.de>
17871 PR middle-end/38908
17872 * tree-ssa.c (warn_uninitialized_var): Do not warn for seemingly
17873 uninitialized aggregate uses in call arguments.
17875 2009-01-28 Paolo Bonzini <bonzini@gnu.org>
17877 PR tree-optimization/38984
17878 * tree-ssa-structalias.c (get_constraints_for_1): Do not use
17879 the nothing_id variable if -fno-delete-null-pointer-checks.
17881 2009-01-28 Uros Bizjak <ubizjak@gmail.com>
17884 * config/i386/i386.md (set_rip_rex64): Wrap operand 1 in label_ref.
17885 (set_got_offset_rex64): Ditto.
17887 2009-01-27 H.J. Lu <hongjiu.lu@intel.com>
17890 * doc/extend.texi: Improve local variable with asm reg.
17892 2009-01-27 Adam Nemet <anemet@caviumnetworks.com>
17894 * c.opt (Wpacked-bitfield-compat): Change init value to -1.
17895 * c-opts.c (c_common_post_options): If -W*packed-bitfield-compat
17896 was not supplied then set warn_packed_bitfield_compat to the
17897 default value of 1.
17898 * stor-layout.c (place_field): Check warn_packed_bitfield_compat
17901 2009-01-27 Richard Guenther <rguenther@suse.de>
17903 PR tree-optimization/38503
17904 * cfgexpand.c (expand_gimple_basic_block): Ignore
17905 GIMPLE_CHANGE_DYNAMIC_TYPE during expansion.
17906 * tree-ssa-structalias.c (set_uids_in_ptset): Do not prune
17907 variables that cannot have TBAA applied.
17908 (compute_points_to_sets): Do not remove GIMPLE_CHANGE_DYNAMIC_TYPE
17911 2009-01-27 Uros Bizjak <ubizjak@gmail.com>
17913 PR middle-end/38969
17914 * calls.c (initialize_argument_information): Do not wrap complex
17915 arguments in SAVE_EXPR.
17917 2009-01-26 Andreas Tobler <a.tobler@schweiz.org>
17919 * config/t-vxworks (LIBGCC2_INCLUDES): Fix typo.
17920 (INSTALL_LIBGCC): Revert typo commit.
17922 2009-01-26 Richard Guenther <rguenther@suse.de>
17924 PR tree-optimization/38745
17925 * tree-ssa-alias.c (update_alias_info_1): Exclude RESULT_DECL
17926 from special handling.
17928 2009-01-26 Richard Guenther <rguenther@suse.de>
17930 PR tree-optimization/38745
17931 * tree-ssa.c (execute_update_addresses_taken): Do not include
17932 variables that cannot possibly be a register in not_reg_needs.
17933 Do not clear TREE_ADDRESSABLE on vars that may not become
17935 * tree-ssa.c (update_alias_info_1): Include those in the set
17936 of addressable vars.
17938 2009-01-26 Richard Guenther <rguenther@suse.de>
17940 PR middle-end/38851
17941 * Makefile.in (tree-ssa-dse.o): Add langhooks.h.
17942 * tree-ssa-dse.c: Include langhooks.h
17943 (execute_simple_dse): Remove stores with zero size.
17945 2009-01-24 Jakub Jelinek <jakub@redhat.com>
17948 * c-typeck.c (c_finish_return): Handle POINTER_PLUS_EXPR the same way
17951 2009-01-24 Julian Brown <julian@codesourcery.com>
17953 * config/arm/t-linux-eabi (LIB2FUNCS_STATIC_EXTRA): Add
17954 config/arm/linux-atomic.c.
17955 * config/arm/linux-atomic.c: New.
17957 2009-01-24 Eric Botcazou <ebotcazou@adacore.com>
17959 * config/sparc/linux.h (DBX_REGISTER_NUMBER): Delete.
17960 * config/sparc/linux64.h (DBX_REGISTER_NUMBER): Likewise.
17961 * config/sparc/sysv4.h (DBX_REGISTER_NUMBER): Likewise.
17963 2009-01-24 H.J. Lu <hongjiu.lu@intel.com>
17966 * c-opts.c (c_common_handle_option): Update warn_pointer_sign
17969 2009-01-24 Sebastian Pop <sebastian.pop@amd.com>
17971 PR tree-optimization/38953
17972 * graphite.c (graphite_verify): Add a call to verify_loop_closed_ssa.
17973 (scop_adjust_phis_for_liveouts): Initialize false_i to zero.
17974 (gloog): Split the exit of the scop when the scop exit is a loop exit.
17975 (graphite_transform_loops): Only call cleanup_tree_cfg if gloog
17978 2009-01-24 Paul Brook <paul@codesourcery.com>
17980 * config/arm/neon.md (neon_type): Move to arm.md.
17981 (neon_mov<VSTRUCT>): Add neon_type attribute.
17982 * config/arm/arm.md (neon_type): Move to here.
17983 (conds): Add "unconditioal" and use as default for NEON insns.
17985 2009-01-24 Ben Elliston <bje@au.ibm.com>
17987 * bitmap.h (BITMAP_FREE): Eliminate `implicit conversion from
17988 void *' warning from -Wc++-compat.
17989 * Makefile.in (dominance.o-warn): Remove.
17991 2009-01-23 Paolo Bonzini <bonzini@gnu.org>
17993 PR tree-optimization/38932
17994 * fold-const.c (fold_unary_ignore_overflow): New.
17995 * tree.h (fold_unary_ignore_overflow): Declare.
17996 * tree-ssa-ccp.c (ccp_fold): Use fold_unary_ignore_overflow.
17997 * tree-ssa-sccvn.c (visit_reference_op_load,
17998 simplify_unary_expression): Likewise.
18000 2009-01-22 Adam Nemet <anemet@caviumnetworks.com>
18002 * c-decl.c (finish_struct): Move code to set DECL_PACKED after
18003 DECL_BIT_FIELD is alreay known. Also inherit packed for bitfields
18004 regardless of their type.
18005 * c-common.c (handle_packed_attribute): Don't ignore packed on
18007 * c.opt (Wpacked-bitfield-compat): New warning option.
18008 * stor-layout.c (place_field): Warn if offset of a field changed.
18009 * doc/extend.texi (packed): Mention the ABI change.
18010 * doc/invoke.texi (-Wpacked-bitfield-compat): Document.
18011 (Warning Options): Add it to the list.
18013 2009-01-22 H.J. Lu <hongjiu.lu@intel.com>
18015 * c-opts.c (c_common_post_options): Fix a typo in comments.
18017 2009-01-22 Steve Ellcey <sje@cup.hp.com>
18019 PR middle-end/38615
18020 * gimplify.c (gimplify_init_constructor): Fix promotion of const
18021 variables to static.
18022 * doc/invoke.texi (-fmerge-all-constants): Update description.
18024 2009-01-22 Uros Bizjak <ubizjak@gmail.com>
18027 * config/i386/i386.md (*movsi_1): Use type "mmx" for alternative 2.
18028 (*movdi_1_rex64): Use type "mmx" for alternative 5.
18030 2009-01-22 Richard Earnshaw <rearnsha@arm.com>
18032 * arm.h (DATA_ALIGNMENT): Align structures, unions and arrays to
18034 (LOCAL_ALIGNMENT): Similarly.
18036 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
18037 Joseph Myers <joseph@codesourcery.com>
18039 * config/arm/arm.c (all_architectures): Add iWMMXt2 entry.
18040 * config/arm/arm-cores.def: New ARM_CORE entry for iWMMXt2.
18041 * config/arm/arm-tune.md: Regenerate.
18042 * doc/invoke.texi (ARM Options): Document -mcpu=iwmmxt2 and
18045 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
18047 * config/arm/bpabi.h (SUBTARGET_EXTRA_ASM_SPEC): Bump EABI
18048 version number to five.
18050 2009-01-22 Dodji Seketeli <dodji@redhat.com>
18053 * c-decl.c (clone_underlying_type): Revert PR c++/26693 changes.
18054 * c-common.c (set_underlying_type): Likewise.
18055 (is_typedef_decl ): Likewise
18057 (set_underlying_type): Likewise.
18058 (is_typedef_type): Likewise.
18060 2009-01-21 Vladimir Makarov <vmakarov@redhat.com>
18062 PR middle-end/38587
18063 * ira-color.c (coalesce_spill_slots): Don't coalesce allocnos
18066 2009-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
18069 * config/i386/cygwin.h (SHARED_LIBGCC_SPEC): New helper macro.
18070 (LIBGCC_SPEC): Don't define.
18071 (REAL_LIBGCC_SPEC): Define instead, using SHARED_LIBGCC_SPEC.
18073 2009-01-21 Uros Bizjak <ubizjak@gmail.com>
18075 PR rtl-optimization/38879
18076 * alias.c (base_alias_check): Unaligned access via AND address can
18077 alias all surrounding object types except those with sizes equal
18078 or wider than the size of unaligned access.
18080 2009-01-21 Dodji Seketeli <dodji@redhat.com>
18083 * c-decl.c (clone_underlying_type): Move this ...
18084 * c-common.c (set_underlying_type): ... here.
18085 Also, make sure the function properly sets TYPE_STUB_DECL() on
18086 the newly created typedef variant type.
18087 (is_typedef_decl ): New entry point.
18088 * tree.h: Added a new member member_types_needing_access_check to
18089 struct tree_decl_non_common.
18090 (set_underlying_type): New entry point.
18091 (is_typedef_type): Likewise.
18093 2009-01-21 Bingfeng Mei <bmei@broadcom.com>
18095 * alias.c (walk_mems_1, walk_mems_2, insn_alias_sets_conflict_p):
18096 Check whether two instructions have memory references that
18097 belong to conflicting alias sets. walk_mems_1 and walk_mems_2
18098 are helper functions for traversing.
18099 * alias.h (insn_alias_sets_confilict_p): New prototypes.
18100 * ddg.c (add_inter_loop_mem_dep): Call insn_alias_sets_conflict_p
18101 not to draw dependency edge for instructions with non-conflicting
18104 2009-01-20 Joseph Myers <joseph@codesourcery.com>
18107 * longlong.h: Update copyright years. Use soft-fp license notice.
18108 Sync __clz_tab declaration with glibc.
18110 2009-01-20 Steve Ellcey <sje@cup.hp.com>
18113 * doc/extend.texi (syscall_linkage): New.
18114 (version_id): Modify.
18116 2009-01-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
18117 Richard Guenther <rguenther@suse.de>
18119 PR tree-optimization/38747
18120 PR tree-optimization/38748
18121 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Disable the VCE
18122 conversion if the base address is an indirect reference and the
18123 aliasing sets could cause issues.
18125 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
18127 * common.opt (fgraphite, fgraphite-identity): Add comment for
18128 explaining why these options are not documented.
18130 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
18132 * graphite.c (stmt_simple_for_scop_p): Also handle cases when
18133 gimple_call_lhs is NULL.
18135 2009-01-20 Paolo Bonzini <bonzini@gnu.org>
18138 * emit-rtl.c (adjust_address_1): Make sure memref is never
18141 2009-01-20 Ben Elliston <bje@au.ibm.com>
18143 * libgcov.c (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
18144 const qualifier from arg parameter. Remove unnecessary cast to char *.
18145 * gcov-io.h (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
18146 const qualifier from arg 2.
18148 2009-01-19 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
18150 * config/darwin.h: Add static-libgfortran to LINK_SPEC.
18152 2009-01-19 Vladimir Makarov <vmakarov@redhat.com>
18155 * rtl.h (reinit_regs): New prototype.
18156 * regclass.c: Include ira.h.
18157 (reinit_regs): New.
18158 * Makefile.in (regclass.o): Add ira.h.
18159 * config/i386/i386.c (ix86_maybe_switch_abi): Use reinit_regs.
18161 2009-01-18 H.J. Lu <hongjiu.lu@intel.com>
18164 * c-common.c (handle_aligned_attribute): Use
18165 ATTRIBUTE_ALIGNED_VALUE instead of BIGGEST_ALIGNMENT for
18166 default alignment value.
18168 * c-cppbuiltin.c (c_cpp_builtins): Define __BIGGEST_ALIGNMENT__.
18170 * defaults.h (ATTRIBUTE_ALIGNED_VALUE): New.
18171 * config/i386/i386.h (ATTRIBUTE_ALIGNED_VALUE): Likewise.
18173 * doc/extend.texi: Update __attribute__ ((aligned)). Document
18174 __BIGGEST_ALIGNMENT__.
18176 * doc/tm.texi: Document ATTRIBUTE_ALIGNED_VALUE.
18178 2009-01-18 Richard Guenther <rguenther@suse.de>
18180 PR tree-optimization/38819
18181 * tree-flow.h (operation_could_trap_helper_p): Declare.
18182 * tree-eh.c (operation_could_trap_helper_p): Export.
18183 * tree-ssa-sccvn.h (vn_nary_may_trap): Declare.
18184 * tree-ssa-sccvn.c (vn_nary_may_trap): New function.
18185 * tree-ssa-pre.c (insert_into_preds_of_block): Check if we
18186 are about to insert a possibly trapping instruction and fail
18189 2009-01-18 Andreas Schwab <schwab@suse.de>
18191 * doc/install.texi (Configuration): Remove obsolete paragraph
18192 about use of --with-gnu-ld with --with-gnu-as.
18194 2009-01-18 Kazu Hirata <kazu@codesourcery.com>
18196 * doc/extend.texi, doc/gimple.texi, doc/invoke.texi,
18197 doc/md.texi, doc/sourcebuild.texi, doc/tm.texi: Fix typos.
18198 Follow spelling conventions.
18200 2009-01-18 Ben Elliston <bje@au.ibm.com>
18202 * bitmap.c (bitmap_obstack_alloc_stat): Adjust cast to eliminate
18203 C++ warning about implicit conversion from void * to struct
18205 (bitmap_obstack_free): Likewise for bitmap_element *.
18206 * Makefile.in (bitmap.o-warn): Remove.
18208 2009-01-17 Dave Korn <dave.korn.cygwin@gmail.com>
18210 * Makefile.in (BACKENDLIBS): Reorder to match dependencies.
18212 2009-01-17 Sebastian Pop <sebastian.pop@amd.com>
18213 Tobias Grosser <tobi.grosser@amd.com>
18215 * graphite.c (graphite_trans_scop_block): Do not block single
18218 2009-01-16 Alexandre Oliva <aoliva@redhat.com>
18220 * ebitmap.h (ebitmap_iter_init): Initialize all fields.
18221 * ipa-struct-reorg.c (gen_struct_type): Replace known-true
18222 test with assertion.
18224 2009-01-16 Richard Guenther <rguenther@suse.de>
18226 PR tree-optimization/38835
18227 PR middle-end/36227
18228 * fold-const.c (fold_binary): Remove PTR + INT -> (INT)(PTR p+ INT)
18229 and INT + PTR -> (INT)(PTR p+ INT) folding.
18230 * tree-ssa-address.c (create_mem_ref): Properly use POINTER_PLUS_EXPR.
18232 2009-01-16 Adam Nemet <anemet@caviumnetworks.com>
18235 * expmed.c (expand_shift): With SHIFT_COUNT_TRUNCATED, don't lift
18236 the subreg from a lowpart subreg if it is also casting the value.
18238 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
18239 Tobias Grosser <tobi.grosser@amd.com>
18241 * graphite.c (compare_prefix_loops): New.
18242 (build_scop_canonical_schedules): Rewritten.
18243 (graphite_transform_loops): Move build_scop_canonical_schedules
18244 after build_scop_iteration_domain.
18246 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
18247 Tobias Grosser <tobi.grosser@amd.com>
18249 * graphite.c (add_conditions_to_domain): Add the loops to
18250 the dimension of the iteration domain. Do copy the domain
18251 only when it exists.
18252 (build_scop_conditions_1): Do not call add_conditions_to_domain.
18253 (add_conditions_to_constraints): New.
18254 (can_generate_code_stmt, can_generate_code): Removed.
18255 (gloog): Do not call can_generate_code.
18256 (graphite_transform_loops): Call add_conditions_to_constraints
18257 after building the iteration domain.
18259 2009-01-16 Jakub Jelinek <jakub@redhat.com>
18261 PR tree-optimization/38789
18262 * tree-ssa-threadedge.c
18263 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
18264 __builtin_constant_p.
18266 2009-01-16 Kenneth Zadeck <zadeck@naturalbridge.com>
18268 * dce.c (delete_unmarked_insns): Reversed the order that insns are
18269 examined before deleting them.
18271 2009-01-16 Richard Earnshaw <rearnsha@arm.com>
18273 * function.c (aggregate_value_p): Correctly extract the function
18274 type from CALL_EXPR_FN lookup.
18276 2009-01-16 Hariharan Sandanagobalane <hariharan@picochip.com>
18278 * config/picochip/picochip.c (picochip_override_options): Revert
18279 CFI asm flag disable commited previously.
18281 2009-01-15 Sebastian Pop <sebastian.pop@amd.com>
18282 Tobias Grosser <tobi.grosser@amd.com>
18283 Jan Sjodin <jan.sjodin@amd.com>
18285 * graphite.c (scan_tree_for_params): On substractions negate
18286 all the coefficients of the term.
18287 (clast_to_gcc_expression_red): New. Handle reduction expressions
18288 of more than two operands.
18289 (clast_to_gcc_expression): Call clast_to_gcc_expression_red.
18290 (get_vdef_before_scop): Handle also the case of default definitions.
18292 2009-01-15 Richard Sandiford <rdsandiford@googlemail.com>
18294 * caller-save.c (add_used_regs_1, add_used_regs): New functions.
18295 (insert_one_insn): Use them instead of REG_DEAD and REG_INC notes.
18296 Also use them when walking CALL_INSN_FUNCTION_USAGE.
18298 2009-01-15 H.J. Lu <hongjiu.lu@intel.com>
18299 Joey Ye <joey.ye@intel.com>
18301 PR middle-end/37843
18302 * cfgexpand.c (expand_stack_alignment): Don't update stack
18303 boundary nor check incoming stack boundary here.
18304 (gimple_expand_cfg): Update stack boundary and check incoming
18305 stack boundary here.
18307 2009-01-15 Kenneth Zadeck <zadeck@naturalbridge.com>
18309 * dce.c (find_call_stack_args, delete_unmarked_insns): Fixed comments.
18311 2009-01-14 Jakub Jelinek <jakub@redhat.com>
18313 PR rtl-optimization/38245
18314 * calls.c (expand_call): Add stack arguments to
18315 CALL_INSN_FUNCTION_USAGE even for pure calls (when
18316 ACCUMULATE_OUTGOING_ARGS) and even for args partially passed
18317 in regs and partially in memory or BLKmode arguments.
18318 (emit_library_call_value_1): Add stack arguments to
18319 CALL_INSN_FUNCTION_USAGE even for pure calls (when
18320 ACCUMULATE_OUTGOING_ARGS).
18321 * dce.c: Include tm_p.h.
18322 (find_call_stack_args): New function.
18323 (deletable_insn_p): Call it for CALL_P insns. Add ARG_STORES
18325 (mark_insn): Call find_call_stack_args for CALL_Ps.
18326 (prescan_insns_for_dce): Walk insns backwards in bb rather than
18327 forwards. Allocate and free arg_stores bitmap if needed, pass it
18328 down to deletable_insn_p, don't mark stores set in arg_stores
18329 bitmap, clear the bitmap at the beginning of each bb.
18330 * Makefile.in (dce.o): Depend on $(TM_P_H).
18332 2009-01-14 Michael Meissner <gnu@the-meissners.org>
18335 * config/i386/i386.c (print_operand): Add tests for 'D', 'C', 'F', 'f'
18336 to make sure the insn is a conditional test (bug 22599). Reformat a
18339 2009-01-14 Sebastian Pop <sebastian.pop@amd.com>
18341 PR middle-end/38431
18342 * graphite.c (get_vdef_before_scop, scop_adjust_vphi): New.
18343 (scop_adjust_phis_for_liveouts): Call scop_adjust_vphi.
18344 (gloog): Do not call cleanup_tree_cfg.
18345 (graphite_transform_loops): Call cleanup_tree_cfg after all
18346 scops have been code generated.
18348 2009-01-14 Basile Starynkevitch <basile@starynkevitch.net>
18349 * doc/gty.texi (Invoking the garbage collector): Added new node
18350 and section documenting ggc_collect.
18352 2009-01-14 Richard Guenther <rguenther@suse.de>
18354 PR tree-optimization/38826
18355 PR middle-end/38477
18356 * tree-ssa-structalias.c (emit_alias_warning): Emit the pointer
18357 initialization notes only if we actually emitted a warning.
18358 (intra_create_variable_infos): Add constraints for a result decl
18359 that is passed by hidden reference.
18360 (build_pred_graph): Mark all related variables non-direct on
18363 2009-01-14 Nick Clifton <nickc@redhat.com>
18365 * ira-conflicts.c: Include addresses.h for the definition of
18367 (ira_build_conflicts): Use base_reg_class instead of BASE_REG_CLASS.
18368 * Makefile.in: Add a dependency of ira-conflicts.o on addresses.h.
18370 2009-01-13 Vladimir Makarov <vmakarov@redhat.com>
18373 * Makefile.in (ira-lives.o): Add except.h.
18375 * ira-lives.c: Include except.h.
18376 (process_bb_node_lives): Process can_throw_internal.
18378 2009-01-13 Jakub Jelinek <jakub@redhat.com>
18380 PR rtl-optimization/38774
18381 * combine.c (simplify_set): When undoing cc_use change, don't do
18382 PUT_CODE on the newly created comparison, but instead put back the
18385 2009-01-13 Joseph Myers <joseph@codesourcery.com>
18387 * doc/invoke.texi (ARM Options): Update lists of -mcpu and -march
18388 values. Remove duplicate arm8 entry.
18390 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
18392 PR tree-optimization/38786
18393 * graphite.c (expand_scalar_variables_ssa_name): New, outlined from
18394 the SSA_NAME case of expand_scalar_variables_expr.
18395 Set the type of an expression to the type of its assign statement.
18396 (expand_scalar_variables_expr): Also gather the scalar computation
18397 used to index the memory access. Do not pass loop_p.
18398 Fix comment. Stop recursion on tcc_constant or tcc_declaration.
18399 (expand_scalar_variables_stmt): Pass to expand_scalar_variables_expr
18400 the gimple_stmt_iterator where it inserts new code.
18401 Do not pass loop_p.
18402 (copy_bb_and_scalar_dependences): Do not pass loop_p.
18403 (translate_clast): Update call to copy_bb_and_scalar_dependences.
18405 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
18407 * graphite.h (debug_value): Removed.
18408 * graphite.c (debug_value): Removed.
18410 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
18412 * config/arm/arm.c (output_move_double): Don't synthesize thumb-2
18413 ldrd/strd with two 32-bit instructions.
18415 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
18417 * config/arm/arm.c (struct processors): Pass for speed down into
18418 cost helper functions.
18419 (const_ok_for_op): Handle COMPARE and inequality nodes.
18420 (arm_rtx_costs_1): Rewrite.
18421 (arm_size_rtx_costs): Update prototype.
18422 (arm_rtx_costs): Pass speed down to helper functions.
18423 (arm_slowmul_rtx_costs): Rework cost calculations.
18424 (arm_fastmul_rtx_costs, arm_xscale_rtx_costs): Likewise.
18425 (arm_9e_rtx_costs): Likewise.
18427 2009-01-13 Uros Bizjak <ubizjak@gmail.com>
18429 * config/alpha/alpha.c (alpha_legitimate_address_p): Explicit
18430 relocations of local symbols wider than UNITS_PER_WORD are not valid.
18431 (alpha_legitimize_address): Do not split local symbols wider than
18432 UNITS_PER_WORD into HIGH/LO_SUM parts.
18434 2009-01-13 Danny Smith <dannysmith@users.sourceforge.net>
18437 * gcc.c (process_command): Replace call to execvp with calls
18438 to pex_one and exit.
18440 2009-01-03 Anatoly Sokolov <aesok@post.ru>
18443 * config/avr/t-avr (LIB1ASMFUNCS): Add _tablejump_elpm.
18444 * config/avr/libgcc.S (__do_global_ctors, __do_global_dtors): Add
18445 variant for devices with 3-byte PC.
18446 (__tablejump_elpm__): New.
18448 2009-01-12 Jakub Jelinek <jakub@redhat.com>
18451 * c-parser.c (c_parser_postfix_expression): Allow `->' in
18452 offsetof member-designator, handle it as `[0].'.
18454 2009-01-12 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
18456 * pa.c (pa_asm_output_mi_thunk): Use pc-relative branch to thunk
18457 function when not using named sections on targets with named sections
18458 if branch distance is less than 262132.
18460 2009-01-12 Richard Earnshaw <rearnsha@arm.com>
18462 * combine.c (combine_instructions): Recompute
18463 optimize_this_for_speed_p for each BB in the main combine loop.
18465 2009-01-12 Tomas Bily <tbily@suse.cz>
18468 * tree-loop-distribution.c (prop_phis): New function.
18469 (generate_builtin): Call prop_phis.
18470 * testsuite/gcc.dg/tree-ssa/pr38385.c: New file.
18472 2009-01-12 Jakub Jelinek <jakub@redhat.com>
18474 PR tree-optimization/38807
18475 * tree-ssa-reassoc.c (remove_visited_stmt_chain): Don't look at
18476 gimple_visited_p unless stmt is GIMPLE_ASSIGN.
18478 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
18480 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
18481 subreg of op0 to the original op0.
18483 2009-01-11 Laurent GUERBY <laurent@guerby.net>
18485 * doc/sourcebuild.texi (Source Tree): Move up intl and fixinc.
18487 2009-01-11 Markus Schoepflin <markus.schoepflin@comsoft.de>
18490 * mips-tfile.c (parse_def): Fix parsing of def strings
18491 starting with digits.
18493 2009-01-10 Jakub Jelinek <jakub@redhat.com>
18496 * config/arm/arm.c (arm_is_long_call_p): Don't call
18497 arm_function_in_section_p if decl isn't a FUNCTION_DECL.
18499 2009-01-09 Steven Bosscher <steven@gcc.gnu.org>
18501 * regrename.c (regrename_optimize): Fix dumping.
18502 (find_oldest_value_reg): Preserve REG_POINTER.
18503 (copy_hardreg_forward_1): Likewise.
18505 2009-01-09 Diego Novillo <dnovillo@google.com>
18507 * gimple.h (struct gimple_statement_base) <uid>: Document
18508 the restrictions on its use.
18509 (gimple_uid): Tidy.
18510 (gimple_set_uid): Tidy.
18512 2009-01-09 Jakub Jelinek <jakub@redhat.com>
18514 * config/i386/i386.c (ix86_expand_movmem, ix86_expand_setmem): Add
18515 zero guard even if align_bytes != 0 and count is smaller than
18518 2009-01-09 Vladimir Makarov <vmakarov@redhat.com>
18520 PR rtl-optimization/38495
18521 * ira-emit.c (print_move_list, ira_debug_move_list): New functions.
18522 (add_range_and_copies_from_move_list): Print all added ranges.
18523 Add ranges to memory optimized destination.
18525 2009-01-09 Jakub Jelinek <jakub@redhat.com>
18529 * config/i386/i386.c (override_options): Reject
18530 -mstringop-strategy=rep_8byte with -m32.
18531 (ix86_expand_movmem): For size_needed == 1 set epilogue_size_needed
18532 to 1. Do count comparison against epilogue_size_needed at compile
18533 time even when count_exp was constant forced into register. For
18534 size_needed don't jump to epilogue, instead just avoid aligning
18535 and invoke the body algorithm. If need_zero_guard, add zero guard
18536 even if count is non-zero, but smaller than size_needed + number of
18537 bytes that could be stored for alignment.
18538 (ix86_expand_setmem): For size_needed == 1 set epilogue_size_needed
18539 to 1. If need_zero_guard, add zero guard even if count is non-zero,
18540 but smaller than size_needed + number of bytes that could be stored
18541 for alignment. Compare size_needed with epilogue_size_needed instead
18542 of desired_align - align, don't adjust size_needed, pass
18543 epilogue_size_needed to the epilogue expanders.
18546 * c-pretty-print.c (pp_c_expression): Handle GOTO_EXPR like BIND_EXPR.
18548 2009-01-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
18550 * pa.c (last_address): Change to unsigned.
18551 (update_total_code_bytes): Change argument to unsigned. Don't
18552 check if insn addresses are set.
18553 (pa_output_function_epilogue): Set last_address to UINT_MAX if insn
18554 addresses are not set.
18555 (pa_asm_output_mi_thunk): Handle wrap when updating last_address.
18557 2009-01-09 Nick Clifton <nickc@redhat.com>
18559 * config/sh/symbian.c: Replace uses of DECL_INLINE with
18560 DECL_DECLARED_INLINE_P.
18562 2009-01-09 Jakub Jelinek <jakub@redhat.com>
18564 PR middle-end/38347
18565 * dojump.c (do_jump_by_parts_zero_rtx): Use mode instead of
18566 GET_MODE (op0) in operand_subword_force calls.
18568 PR middle-end/38771
18569 * fold-const.c (fold_unary): For COMPOUND_EXPR and COND_EXPR,
18570 fold_convert arg0 operands to TREE_TYPE (op0) first.
18572 2009-01-08 Vladimir Makarov <vmakarov@redhat.com>
18574 * params.def (ira-max-conflict-table-size): Decrease default value
18577 2009-01-08 Jakub Jelinek <jakub@redhat.com>
18579 PR tree-optimization/37031
18580 * lambda-code.c (lambda_collect_parameters): Call pointer_set_destroy
18582 (build_access_matrix): Reserve correct size for AM_MATRIX vector,
18583 allocate it using gc instead of heap, use VEC_quick_push instead of
18585 * graphite.c (build_access_matrix): Allocate AM_MATRIX vector using gc
18586 instead of heap, use VEC_quick_push instead of VEC_safe_push.
18587 * tree-data-ref.h (struct access_matrix): Change matrix to gc
18588 allocated vector from heap allocated.
18589 * lambda.h: Add DEF_VEC_ALLOC_P for gc allocated lambda_vector.
18590 * tree-loop-linear.c (linear_transform_loops): Allocate nest
18591 vector only after perfect_loop_nest_depth call.
18593 2009-01-08 Sebastian Pop <sebastian.pop@amd.com>
18594 Jan Sjodin <jan.sjodin@amd.com>
18596 PR tree-optimization/38559
18597 * graphite.c (debug_value, copy_constraint,
18598 swap_constraint_variables, scale_constraint_variable, ): New.
18599 (get_lower_bound, get_upper_bound): Removed.
18600 (graphite_trans_bb_strip_mine): Clean up this code that works
18601 only for constant number of iterations. Fully copy upper and
18602 lower bound constraints, not only the constant part of them.
18603 * graphite.h (debug_value): Declared.
18605 2009-01-08 Ira Rosen <irar@il.ibm.com>
18607 PR tree-optimization/37194
18608 * tree-vect-transform.c (vect_estimate_min_profitable_iters):
18609 Don't add the cost of cost model guard in prologue to scalar
18610 outside cost in case of known number of iterations.
18612 2009-01-07 Nathan Froyd <froydnj@codesourcery.com>
18613 Alan Modra <amodra@bigpond.net.au>
18615 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check for
18616 non-word-aligned REG+CONST addressing.
18618 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
18621 * config/alpha/alpha.c (alpha_end_function): For TARGET_ABI_OSF, call
18622 free_after_compilation when outputting a thunk.
18623 (alpha_output_mi_thunk_osf): Assert that we are processing a thunk.
18624 Do not call free_after_compilation here.
18626 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
18628 * config/i386/i386.c (ix86_target_string): Use ARRAY_SIZE.
18629 (ix86_valid_target_attribute_inner_p): Ditto.
18631 2009-01-07 Jan Sjodin <jan.sjodin@amd.com>
18633 PR tree-optimization/38492
18634 PR tree-optimization/38498
18635 * tree-check.c (operator_is_linear, scev_is_linear_expression): New.
18636 * tree-chrec.h (scev_is_linear_expression): Declared.
18637 * graphite.c (graphite_cannot_represent_loop_niter): New.
18638 (scopdet_basic_block_info): Call graphite_cannot_represent_loop_niter.
18639 (graphite_loop_normal_form): Use gcc_assert.
18640 (scan_tree_for_params): Use CASE_CONVERT.
18641 (phi_node_is_iv, bb_contains_non_iv_scalar_phi_nodes): New.
18642 (build_scop_conditions_1): Call bb_contains_non_iv_scalar_phi_nodes.
18643 Use gcc_assert. Discard scops that contain unhandled cases.
18644 (build_scop_conditions): Return a boolean status for unhandled cases.
18645 (strip_mine_profitable_p): Print the loop number, not its depth.
18646 (is_interchange_valid): Pass the depth of the loop nest, don't
18647 recompute it wrongly.
18648 (graphite_trans_bb_block): Same.
18649 (graphite_trans_bb_block): Print tentative of loop blocking.
18650 (graphite_trans_scop_block): Do not print that the loop has been
18652 (graphite_transform_loops): Do not handle scops that contain condition
18655 2009-01-07 H.J. Lu <hongjiu.lu@intel.com>
18657 AVX Programming Reference (December, 2008)
18658 * config/i386/avxintrin.h (_mm256_stream_si256): New.
18659 (_mm256_stream_pd): Likewise.
18660 (_mm256_stream_ps): Likewise.
18662 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_MOVNTDQ256,
18663 IX86_BUILTIN_MOVNTPD256 and IX86_BUILTIN_MOVNTPS256.
18664 (ix86_special_builtin_type): Add VOID_FTYPE_PV4DI_V4DI.
18665 (bdesc_special_args): Add __builtin_ia32_movntdq256,
18666 __builtin_ia32_movntpd256 and __builtin_ia32_movntps256.
18667 (ix86_init_mmx_sse_builtins): Handle VOID_FTYPE_PV4DI_V4DI.
18668 (ix86_expand_special_args_builtin): Likewise.
18670 * config/i386/sse.md (AVXMODEDI): New.
18671 (avx_movnt<mode>): Likewise.
18672 (avx_movnt<mode>): Likewise.
18673 (<sse>_movnt<mode>): Remove AVX support.
18674 (sse2_movntv2di): Likewise.
18676 2009-01-07 Richard Guenther <rguenther@suse.de>
18678 PR middle-end/38751
18679 * fold-const.c (extract_muldiv): Remove obsolete comment.
18680 (fold_plusminus_mult_expr): Undo MINUS_EXPR
18681 to PLUS_EXPR canonicalization for the canonicalization.
18683 2009-01-07 Gerald Pfeifer <gerald@pfeifer.com>
18685 * doc/install.texi (alpha*-dec-osf*): Remove note on 32-bit
18686 hosted cross-compilers generating less efficient code.
18688 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
18690 * function.h (rtl_data): Add a dbr_scheduled_p field.
18691 * reorg.c (dbr_schedule): Set it.
18692 (gate_handle_delay_slots): Check it.
18693 * config/mips/mips.c (mips_base_delayed_branch): Delete.
18694 (mips_reorg): Check flag_delayed_branch instead of
18695 mips_base_delayed_branch.
18696 (mips_override_options): Don't set mips_base_delayed_branch
18697 or flag_delayed_branch.
18699 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
18701 PR rtl-optimization/38426.
18702 * ira.c (ira): Set current_function_is_leaf earlier.
18704 2009-01-06 Jakub Jelinek <jakub@redhat.com>
18706 PR rtl-optimization/38722
18707 * combine.c (try_combine): Don't modify PATTERN (i3) and notes
18708 too early, only set a flag and modify after last possible
18711 2009-01-06 Janis Johnson <janis187@us.ibm.com>
18714 * ginclude/float.h: Rename DECnn_DEN to DECnn_SUBNORMAL_MIN.
18715 * real.c (decimal_single_format): Correct values of emin and emax.
18716 (decimal_double_format): Ditto.
18717 (decimal_quad_format): Ditto.
18718 * c-cppbuiltin.c (builtin_define_decimal_float_constants): Adjust
18719 computation of DECnn_MIN and DECnn_MAX for corrected values of
18720 emin and emax. Define __DECnn_SUBNORMAL_MIN__ instead of
18721 __DECnn_MIN__, and adjust its computation for the corrected value
18724 2009-01-06 Jan Hubicka <jh@suse.cz>
18727 * config/i386/i386.c (ix86_expand_call): Use ARRAY_SIZE.
18729 2009-01-06 Gerald Pfeifer <gerald@pfeifer.com>
18731 * doc/contrib.texi (Contributors): Slightly adjust the end note.
18732 Add Robert Clark to the list of testers.
18734 2009-01-06 Jan Hubicka <jh@suse.cz>
18735 Kai Tietz <kai.tietz@onevision.com>
18737 * config/i386/i386.md (*msabi_syvabi): Add SSE regs clobbers.
18738 * config/i386/i386.c (ix86_expand_call): Add clobbers.
18740 2009-01-06 Jan Hubicka <jh@suse.cz>
18741 Kai Tietz <kai.tietz@onevision.com>
18743 * config/i386/i386.h (CONDITIONAL_CALL_USAGE): SSE regs are not used
18745 * config/i386/i386.c (struct ix86_frame): Add padding0 and nsseregs.
18746 (ix86_nsaved_regs): Count only general purpose regs.
18747 (ix86_nsaved_sseregs): New.
18748 (ix86_compute_frame_layout): Update nsseregs; set preferred alignment
18749 to 16 for w64; compute padding and size of sse reg save area.
18750 (ix86_emit_save_regs, ix86_emit_save_regs_using_mov): Save only
18751 general purpose regs.
18752 (ix86_emit_save_sse_regs_using_mov): New.
18753 (ix86_expand_prologue): Save SSE regs if needed.
18754 (ix86_emit_restore_regs_using_mov): Use only general purpose regs.
18755 (ix86_emit_restore_sse_regs_using_mov): New.
18756 (ix86_expand_epilogue): Save SSE regs if needed.
18758 2009-01-06 Jan Hubicka <jh@suse.cz>
18759 Kai Tietz <kai.tietz@onevision.com>
18761 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Enable for MSABI
18762 * config/i386/i386.c (init_cumulative_args): Disallow calls of MSABI
18763 functions when accumulate outgoing args is off.
18765 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
18768 * ira-color.c (ira_reuse_stack_slot): Check ENABLE_IRA_CHECKING
18769 before using pseudos_have_intersected_live_ranges_p.
18771 * ira-int.h (ira_assert): Always define.
18773 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
18775 AVX Programming Reference (December, 2008)
18776 * config/i386/avxintrin.h (_mm_permute2_pd): Removed.
18777 (_mm256_permute2_pd): Likewise.
18778 (_mm_permute2_ps): Likewise.
18779 (_mm256_permute2_ps): Likewise.
18780 * config/i386/i386.md (UNSPEC_VPERMIL2): Likewise.
18781 * config/i386/sse.md (avx_vpermil2<mode>3): Likewise.
18783 * config/i386/i386.c (ix86_builtins): Remove
18784 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMIL2PS,
18785 IX86_BUILTIN_VPERMIL2PD256 and IX86_BUILTIN_VPERMIL2PS256.
18786 (ix86_builtin_type): Remove V8SF_FTYPE_V8SF_V8SF_V8SI_INT,
18787 V4DF_FTYPE_V4DF_V4DF_V4DI_INT, V4SF_FTYPE_V4SF_V4SF_V4SI_INT
18788 and V2DF_FTYPE_V2DF_V2DF_V2DI_INT.
18789 (bdesc_args): Remove __builtin_ia32_vpermil2pd,
18790 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256 and
18791 __builtin_ia32_vpermil2ps256.
18792 (ix86_init_mmx_sse_builtins): Updated.
18793 (ix86_expand_args_builtin): Likewise.
18795 2009-01-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
18797 * pa.c (output_call): Relocate non-jump insns in the delay slot of
18798 long absolute calls when generating PA 2.0 code.
18800 2009-01-05 Vladimir Makarov <vmakarov@redhat.com>
18802 PR rtl-optimization/38583
18803 * params.h (IRA_MAX_CONFLICT_TABLE_SIZE): New macro.
18805 * params.def (ira-max-conflict-table-size): New.
18807 * doc/invoke.texi (ira-max-conflict-table-size): Decribe.
18809 * ira.h (ira_conflicts_p): New external definition.
18811 * ira-conflicts.c (build_conflict_bit_table): Do not build too big
18812 table. Report this. Return result of building.
18813 (ira_build_conflicts): Use ira_conflicts_p. Check result of
18814 building conflict table.
18816 * ira-color.c (fast_allocation): Use num instead of ira_allocnos_num.
18817 (ira_color): Use ira_conflicts_p.
18819 * global.c: Include ira.h.
18820 (pseudo_for_reload_consideration_p, build_insn_chain): Use
18823 * Makefile.in (global.o): Add ira.h.
18825 * ira-build.c (mark_all_loops_for_removal,
18826 propagate_some_info_from_allocno): New.
18827 (remove_unnecessary_allocnos): Call
18828 propagate_some_info_from_allocno.
18829 (remove_low_level_allocnos): New.
18830 (remove_unnecessary_regions): Add parameter. Call
18831 mark_all_loops_for_removal and remove_low_level_allocnos. Pass
18832 parameter to remove_unnecessary_regions.
18833 (ira_build): Remove all regions but root if the conflict table was
18834 not built. Update conflict hard regs for allocnos crossing calls.
18836 * ira.c (ira_conflicts_p): New global.
18837 (ira): Define and use ira_conflicts_p.
18839 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
18840 count_spilled_pseudo, find_reg, alter_reg, finish_spills,
18841 emit_input_reload_insns, delete_output_reload): Use ira_conflicts_p.
18843 2009-01-06 Ben Elliston <bje@au.ibm.com>
18845 * gengtype-lex.l (YY_NO_INPUT): Define.
18847 2009-01-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
18850 * c-common.c (handle_vector_size_attribute): Also reject
18851 BOOLEAN_TYPE types.
18853 2009-01-05 Sebastian Pop <sebastian.pop@amd.com>
18855 PR tree-optimization/38492
18856 * graphite.c (rename_map_elt, debug_rename_elt,
18857 debug_rename_map_1, debug_rename_map, new_rename_map_elt,
18858 rename_map_elt_info, eq_rename_map_elts,
18859 get_new_name_from_old_name, bb_in_sese_p): Moved around.
18860 (sese_find_uses_to_rename_use): Renamed sese_build_livein_liveouts_use.
18861 (sese_find_uses_to_rename_bb): Renamed sese_build_livein_liveouts_bb.
18862 (sese_build_livein_liveouts): New.
18863 (new_sese, free_sese): New.
18864 (new_scop): Call new_sese.
18865 (free_scop): Call free_sese.
18866 (rename_variables_from_edge, rename_phis_end_scop): Removed.
18867 (register_old_new_names): Renamed register_old_and_new_names.
18868 (register_scop_liveout_renames, add_loop_exit_phis,
18869 insert_loop_close_phis, struct igp,
18870 default_liveout_before_guard, add_guard_exit_phis,
18871 insert_guard_phis, copy_renames): New.
18872 (translate_clast): Call insert_loop_close_phis and insert_guard_phis.
18873 (sese_add_exit_phis_edge): Renamed scop_add_exit_phis_edge.
18874 (rewrite_into_sese_closed_ssa): Renamed scop_insert_phis_for_liveouts.
18875 (scop_adjust_phis_for_liveouts): New.
18876 (gloog): Call scop_adjust_phis_for_liveouts.
18878 * graphite.h (struct sese): Documented. Added fields liveout,
18879 num_ver and livein.
18880 (SESE_LIVEOUT, SESE_LIVEIN, SESE_LIVEIN_VER, SESE_NUM_VER): New.
18881 (new_sese, free_sese, sese_build_livein_liveouts): Declared.
18882 (struct scop): Added field liveout_renames.
18883 (SCOP_LIVEOUT_RENAMES): New.
18885 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
18887 PR tree-optimization/38510
18888 * graphite.c (recompute_all_dominators): Call mark_irreducible_loops.
18889 (translate_clast): Call recompute_all_dominators before
18891 (gloog): Call recompute_all_dominators before graphite_verify.
18893 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
18894 Jan Sjodin <jan.sjodin@amd.com>
18896 PR tree-optimization/38500
18897 * graphite.c (create_sese_edges): Call fix_loop_structure after
18900 2009-01-05 Joel Sherrill <joel.sherrill@oarcorp.com>
18902 * config.gcc: Add m32r*-*-rtems*.
18903 * config/m32r/rtems.h: New file.
18905 2009-01-05 Ben Elliston <bje@au.ibm.com>
18907 * Makefile.in (.po.gmo): Use mkinstalldirs, not test -d || mkdir.
18908 (.po.pox): Likewise.
18909 (po/gcc.pot): Likewise.
18911 2009-01-04 David S. Miller <davem@davemloft.net>
18913 * config/sparc/sparc.h (SECONDARY_MEMORY_NEEDED_RTX): Delete.
18914 (STARTING_FRAME_OFFSET): Always set to zero.
18916 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
18918 * tree.def (LSHIFT_EXPR, RSHIFT_EXPR): Add commentary.
18919 * tree-cfg.c (verify_gimple_assign_binary): Allow shifts of
18920 fixed-point types, and vectors of the same.
18922 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
18924 * config/mips/sync.md (*mb_barrier): Rename to...
18925 (*memory_barrier): ...this.
18927 2009-01-04 Jonathan Wakely <jwakely.gcc@gmail.com>
18929 * doc/extend.texi (Function Attributes): Move @cindex after @item
18930 for 'artificial' and 'flatten'. Fix grammar for 'externally_visible'
18931 and put in alphabetical order. Fix 'target' name and put in order.
18932 * doc/invoke.texi (-Wstrict-null-sentinel, -fipa-matrix-reorg): Fix
18935 2009-01-04 Uros Bizjak <ubizjak@gmail.com>
18937 * config/s390/s390.md (UNSPEC_MB): Rename from UNSPECV_MB.
18938 (memory_barrier): Expand as unspec instead of unspec_volatile.
18939 Remove mem:BLK from insn operands. Use Pmode scratch register.
18940 (*memory_barrier): Define as unspec instead of unspec_volatile.
18941 Use (match_dup 0) as input operand.
18943 * config/sparc/sparc.md (UNSPEC_MEMBAR): Rename from UNSPECV_MEMBAR.
18944 * config/sparc/sync.md (memory_barrier): Expand as unspec instead of
18945 unspec_volatile. Remove mem:BLK from insn operands. Use Pmode
18946 scratch register. Remove operand 1.
18947 (*stbar): Define as unspec instead of unspec_volatile.
18948 Use (match_dup 0) as input operand, remove (const_int 8).
18949 (*membar): Define as unspec instead of unspec_volatile.
18950 Use (match_dup 0) as input operand, remove input operand 2.
18952 * config/xtensa/xtensa.md (UNSPEC_MEMW): Rename from UNSPECV_MEMW.
18953 (memory_barrier): Expand as unspec instead of unspec_volatile.
18954 Remove mem:BLK from insn operands. Use Pmode scratch register.
18955 (*memory_barrier): Define as unspec instead of unspec_volatile.
18956 Use (match_dup 0) as input operand.
18958 * config/ia64/sync.md (memory_barrier): Redefine as expander pattern.
18959 Remove mem:BLK from insn operands. Use Pmode scratch register.
18960 Set volatile flag on operand 0.
18961 (*memory_barrier): New insn pattern.
18963 * config/rs6000/sync.md (memory_barrier): Remove mem:BLK from
18965 (*memory_barrier): Use (match_dup 0) as input operand.
18967 * config/mips/sync.md (memory_barrier): Redefine as expander pattern.
18968 Remove mem:BLK from insn operands. Use Pmode scratch register.
18969 Set volatile flag on operand 0.
18970 (*mb_internal): New insn pattern.
18972 * config/alpha/sync.md (*memory_barrier): Rename from *mb_internal.
18974 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
18976 PR middle-end/38586
18977 * function.c (struct temp_slot): Move to the section of the file
18978 that deals with temp slots. Remove field 'address'.
18979 (temp_slot_address_table): New hash table of address -> temp slot.
18980 (struct temp_slot_address_entry): New struct, items for the table.
18981 (temp_slot_address_compute_hash, temp_slot_address_hash,
18982 temp_slot_address_eq, insert_temp_slot_address): Support functions
18984 (find_temp_slot_from_address): Rewrite to use the new hash table.
18985 (remove_unused_temp_slot_addresses): Remove addresses of temp
18986 slots that have been made available.
18987 (remove_unused_temp_slot_addresses_1): Call-back for htab_traverse,
18988 worker function for remove_unused_temp_slot_addresses.
18989 (assign_stack_temp_for_type): Don't clear the temp slot address list.
18990 Add the temp slot address to the address -> temp slot map.
18991 (update_temp_slot_address): Update via insert_temp_slot_address.
18992 (free_temp_slots): Call remove_unused_temp_slot_addresses.
18993 (pop_temp_slots): Likewise.
18994 (init_temp_slots): Allocate the address -> temp slot map, or empty
18995 the map if it is already allocated.
18996 (prepare_function_start): Initialize temp slot processing.
18998 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
19000 PR middle-end/38584
19001 * cfgexpand.c (estimate_stack_frame_size): Simplify the estimate:
19002 Calculate the size of all stack vars assuming no packing of stack
19003 vars will happen, replacing a quadratic algorithm with a linear one.
19005 2009-01-03 Jakub Jelinek <jakub@redhat.com>
19008 * expmed.c (store_bit_field_1): Don't modify op0 if movstrict insn
19011 2009-01-03 Diego Novillo <dnovillo@google.com>
19013 * doc/contrib.texi: Update contributions.
19015 2009-01-03 Jakub Jelinek <jakub@redhat.com>
19018 * builtins.c (fold_builtin_memory_op): Give up if either operand
19019 is volatile. Set srctype or desttype to non-qualified version
19023 * builtins.c (fold_builtin_expect): Only check DECL_WEAK for VAR_DECLs
19024 and FUNCTION_DECLs.
19026 2009-01-02 Kenneth Zadeck <zadeck@naturalbridge.com>
19028 PR rtl-optimization/35805
19029 * df-problems.c (df_lr_finalize): Add recursive call to resolve lr
19030 problem if fast dce is able to remove any instructions.
19031 * dce.c (dce_process_block): Fix dump message.
19033 2009-01-02 Mark Mitchell <mark@codesourcery.com>
19036 * tree-ssa-pre.c (compute_antic): Correct loop bounds.
19038 2009-01-02 Jakub Jelinek <jakub@redhat.com>
19040 PR middle-end/38690
19041 * tree-flow.h (op_code_prio, op_prio): New prototypes.
19042 * tree-pretty-print.c (op_code_prio): New function.
19043 (op_prio): No longer static. Use op_code_prio.
19044 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs):
19045 Use op_prio and op_code_prio to determine if () should be
19046 printed around operand(s) or not.
19048 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs,
19049 dump_gimple_call, dump_gimple_switch, dump_gimple_cond,
19050 dump_gimple_label, dump_gimple_try, dump_symbols, dump_gimple_phi,
19051 dump_gimple_mem_ops, dump_bb_header, dump_bb_end, pp_cfg_jump): Use
19052 pp_character instead of pp_string for single letter printing.
19054 2009-01-02 Richard Sandiford <rdsandiford@googlemail.com>
19056 * doc/extend.texi: Fix '#pragma GCC option' typo.
19058 2009-01-02 Richard Guenther <rguenther@suse.de>
19060 * doc/install.texi (--enable-checking): Mention different
19061 default for stage1.
19062 (--enable-stage1-checking): Document.
19064 2009-01-01 Andrew Pinski <pinskia@gmail.com>
19066 PR middle-end/30142
19067 * tree-cfg.c (verify_expr): Add INDIRECT_REF case. Change MODIFY_EXPR
19068 case to be an error.
19070 2009-01-02 Ben Elliston <bje@au.ibm.com>
19072 * config/fp-bit.h (pack_d): Constify argument.
19073 * config/fp-bit.c (makenan): Constify return type. Remove casts.
19074 (isnan): Constify argument.
19076 (iszero): Likewise.
19077 (pack_d): Likewise.
19078 (_fpadd_parts): Constify return type.
19079 (_fpmul_parts): Likewise.
19080 (_fpdiv_parts): Likewise.
19082 2009-01-01 Jakub Jelinek <jakub@redhat.com>
19085 * c-typeck.c (add_pending_init): Add IMPLICIT argument. Only
19086 warn about overwriting initializer with side-effects or
19087 -Woverride-init if !IMPLICIT.
19088 (output_init_element): Likewise. Pass IMPLICIT down to
19090 (process_init_element): Add IMPLICIT argument. Pass it down
19091 to output_init_element.
19092 (push_init_element, pop_init_level, set_designator): Adjust
19093 process_init_element callers.
19094 (set_nonincremental_init, set_nonincremental_init_from_string):
19095 Adjust add_pending_init callers.
19096 (output_pending_init_elements): Adjust output_init_element callers.
19097 * c-tree.h (process_init_element): Adjust prototype.
19098 * c-parser.c (c_parser_initelt, c_parser_initval): Adjust
19099 process_init_element callers.
19102 Copyright (C) 2009 Free Software Foundation, Inc.
19104 Copying and distribution of this file, with or without modification,
19105 are permitted in any medium without royalty provided the copyright
19106 notice and this notice are preserved.