1 2009-07-22 Uros Bizjak <ubizjak@gmail.com>
3 * config/i386/predicates.md (zero_extended_scalar_load_operand):
4 Use CONST_VECTOR_NUNITS to determine number of elements.
6 2009-07-22 Andreas Krebbel <krebbel1@de.ibm.com>
8 * config/s390/constraints.md (ZQ, ZR, ZS, ZT): New constraints.
9 (U, W): Constraints are now deprecated and will be removed if we
11 * config/s390/s390.md (U, W): Replaced with ZQZR, ZSZT throughout
13 ("prefetch"): Add the stcmh instruction for prefetching.
14 * config/s390/s390.c (s390_symref_operand_p): Function moved. No
16 (s390_short_displacement): Return always true if compiling for
17 machines not providing the long displacement facility.
18 (s390_mem_constraint): Support the new constraint letter Z.
19 (s390_check_qrst_address): New function.
21 2009-07-21 DJ Delorie <dj@redhat.com>
23 * config/mep/mep.c (mep_legitimize_arg): Leave control registers
26 2009-07-21 Jason Merrill <jason@redhat.com>
28 * c-common.c (max_tinst_depth): Increase default to 1024.
30 2009-07-21 Uros Bizjak <ubizjak@gmail.com>
32 * config/i386/sse.md (vec_unpacku_float_hi_v4si): New expander.
33 (vec_unpacku_float_lo_v4si): Ditto.
35 2009-07-21 Uros Bizjak <ubizjak@gmail.com>
38 * config/i386/sse.md (sse2_cvtudq2ps): New expander.
39 (enum ix86_builtins): Add IX86_BUILTIN_CVTUDQ2PS.
40 (builtin_description): Add __builtin_ia32_cvtudq2ps.
41 (ix86_vectorize_builtin_conversion): Handle IX86_BUILTIN_CVTUDQ2PS.
43 2009-07-21 Jakub Jelinek <jakub@redhat.com>
45 PR tree-optimization/40813
46 * tree-inline.c (copy_bb): Regimplify RHS after last stmt, not before
49 2009-07-21 Kaz Kojima <kkojima@gcc.gnu.org>
51 * config/sh/sh.c (sh_gimplify_va_arg_expr): Wrap the result
52 with a NOP_EXPR if needed.
54 2009-07-21 Paul Brook <paul@codesourcery.com>
56 * tree-vectorizer.c (increase_alignment): Handle nested arrays.
57 Terminate debug dump with newline.
59 2009-07-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
61 * pa.c (compute_zdepwi_operands): Limit deposit length to 32 - lsb.
62 Cast "1" to unsigned HOST_WIDE_INT.
63 (compute_zdepdi_operands): Limit maximum length to 64 bits. Limit
64 deposit length to the maximum length - lsb. Extend length if
65 HOST_BITS_PER_WIDE_INT is 32.
67 2009-07-20 Olatunji Ruwase <tjruwase@google.com>
69 * cgraph.h (constant_pool_htab): New function.
70 (constant_descriptor_tree): Move from varasm.c.
71 * varasm.c (constant_pool_htab): New function.
72 (constant_descriptor_tree): Move to cgraph.h.
74 2009-07-20 Olatunji Ruwase <tjruwase@google.com>
76 * toplev.c: Invoke FINISH_UNIT callbacks before call to finalize().
78 2009-07-20 Shujing Zhao <pearly.zhao@oracle.com>
80 * Makefile.in (TREE_INLINE_H, tree-inline.o, cgraph.o): Remove
83 2009-07-20 Xinliang David Li <davidxl@google.com>
85 * dbgcnt.c (dbg_cnt_set_limit_by_name): Add length check.
87 2009-07-20 Adam Nemet <anemet@caviumnetworks.com>
89 * config/mips/mips.md (move_type): Add arith.
91 (zero_extendsidi2): Rename this into ...
92 (*zero_extendsidi2): ... this. Don't match if ISA_HAS_EXT_INS.
93 (zero_extendsidi2): New expander.
94 (*zero_extendsidi2_dext): New pattern.
96 2009-07-20 Nick Clifton <nickc@redhat.com>
98 * config.gcc (mips64-*-*): Add definition of tm_defines in order
99 to set MIPS_ABI_DEFAULT.
100 * config/mips/vr.h (MIPS_ABI_DEFAULT): Remove definition.
102 2009-07-20 Jakub Jelinek <jakub@redhat.com>
104 * tree-object-size.c (addr_object_size): Handle unions with
105 array in it as last field of structs in __bos (, 1) as __bos (, 0).
107 PR tree-optimization/40792
108 * tree.c (build_function_type_skip_args): Remove bogus assert.
110 2009-07-20 Jan Hubicka <jh@suse.cz>
111 Martin Jambor <mjambor@suse.cz>
113 * cgraph.h (combined_args_to_skip): New field.
114 * cgraph.c (cgraph_create_virtual_clone): Properly handle
115 combined_args_to_skip and args_to_skip.
116 * tree-inline.c (update_clone_info): New function.
117 (tree_function_versioning): Call update_clone_info.
118 * cgraphunit.c: (cgraph_materialize_clone): Dump materialized
120 (cgraph_materialize_all_clones): More extensive dumping, working
121 with combined_args_to_skip rather than args_to_skip.
123 2009-07-20 Ira Rosen <irar@il.ibm.com>
125 * tree-vectorizer.h (vectorizable_condition): Add parameters.
126 * tree-vect-loop.c (vect_is_simple_reduction): Support COND_EXPR.
127 (get_initial_def_for_reduction): Likewise.
128 (vectorizable_reduction): Skip the check of first operand in case
129 of COND_EXPR. Add check that it is outer loop vectorization if
130 nested cycle was detected. Call vectorizable_condition() for
131 COND_EXPR. If reduction epilogue cannot be created do not fail for
132 nested cycles (if it is not double reduction). Assert that there
133 is only one type in the loop in case of COND_EXPR. Call
134 vectorizable_condition() to vectorize COND_EXPR.
135 * tree-vect-stmts.c (vectorizable_condition): Update comment.
136 Add parameters. Allow nested cycles if called from
137 vectorizable_reduction(). Use reduction vector variable if provided.
138 (vect_analyze_stmt): Call vectorizable_reduction() before
139 vectorizable_condition().
140 (vect_transform_stmt): Update call to vectorizable_condition().
142 2009-07-20 Christian Bruel <christian.bruel@st.com>
144 * config/sh/sh.opt (-mfmovd): Resurrect and document.
145 * doc/invoke.texi (-mfmovd): Likewise.
146 * config/sh/sh.h (TARGET_FMOVD, MASK_FMOVD): Remove default setting.
148 2009-07-20 Jan Hubicka <jh@suse.cz>
150 * tree-ssa-dce.c (remove_dead_phis): Only look for abnormal PHIs
151 when handling SSA name.
153 2009-07-19 Jan Hubicka <jh@suse.cz>
155 PR tree-optimization/40676
156 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do renaming on all
157 virtual PHIs in empty BBs.
159 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
161 * combine.c (make_compound_operation) <SUBREG>: If force_to_mode
162 re-expanded the compound use gen_lowpart instead to convert to the
165 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
167 * combine.c (try_widen_shift_mode): Add COUNT, OUTER_CODE and
168 OUTER_CONST arguments.
169 <LSHIFTRT>: Use them to allow widening if the bits shifted in from
170 the new wider mode will be masked off.
171 (simplify_shift_const_1): Adjust calls to try_widen_shift_mode.
173 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
175 * combine.c (try_widen_shift_mode) <LSHIFTRT>: Allow widening if the
176 high-order bits are zero.
178 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
180 * combine.c (simplify_shift_const_1): Split code to determine
182 (try_widen_shift_mode): ... here. Allow widening for ASHIFTRT if the
183 new bits shifted in are identical to the old sign bit.
185 2009-07-18 Richard Guenther <rguenther@suse.de>
188 * gimplify.c (gimplify_call_expr): Reject code using results from
189 functions returning void.
191 2009-07-18 Richard Sandiford <r.sandiford@uk.ibm.com>
193 * doc/md.texi: Document the new PowerPC "es" constraint.
194 Document that "m" can include automodified addresses on this target,
195 and explain how %U must be used. Extend the "Q" and "Z" documentation
196 to suggest "es" as well as "m".
197 * config/rs6000/constraints.md (es): New memory constraint.
198 (Q, Z): Update strings to match new documentation.
200 2009-07-18 Richard Sandiford <r.sandiford@uk.ibm.com>
202 * config/rs6000/rs6000.c (rs6000_mode_dependent_address): Allow any
203 offset from virtual_stack_vars_rtx and arg_pointer_rtx.
204 * config/rs6000/predicates.md (volatile_mem_operand): Use
205 offsettable_nonstrict_memref_p.
206 * config/rs6000/rs6000.md (*floatsidf2_internal): Remove split check.
207 (*floatunssidf2_internal): Likewise.
208 (*fix_truncdfsi2_internal): Likewise.
209 (*fix_trunctfsi2_internal): Likewise.
211 2009-07-17 Anatoly Sokolov <aesok@post.ru>
213 * config/avr/avr-devices.c (avr_mcu_t): Add atmega8u2, atmega16u2 and
215 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
217 2009-07-17 Richard Guenther <rguenther@suse.de>
220 * tree-pass.h (pass_diagnose_omp_blocks): Declare.
221 (pass_warn_unused_result): Likewise.
222 (TODO_set_props): Remove.
223 * omp-low.c (diagnose_omp_structured_block_errors): Change to
225 (pass_diagnose_omp_blocks): Define.
226 * c-decl.c (pop_file_scope): Do not finalize the CU here.
227 (c_gimple_diagnostics_recursively): Remove.
228 (finish_function): Do not call it.
229 (c_write_global_declarations): Continue after errors.
230 Finalize the CU here.
231 * c-gimplify.c (c_genericize): Do not gimplify here.
232 * c-common.c (c_warn_unused_result): Move ...
233 * tree-cfg.c (do_warn_unused_result): ... here.
234 (run_warn_unused_result): New function.
235 (gate_warn_unused_result): New function.
236 (pass_warn_unused_result): New pass.
237 * c-common.h (c_warn_unused_result): Remove.
238 * flags.h (flag_warn_unused_result): Declare.
239 * c-opts.c (c_common_init_options): Enable flag_warn_unused_result.
240 * opts.c (flag_warn_unused_result): Initialize to false.
241 * toplev.c (compile_file): Add comment.
242 * omp-low.c (create_omp_child_function): Do not register
243 the function with the frontend.
244 (diagnose_omp_structured_block_errors): Prepare to be
245 called as optimization pass.
246 (gate_diagnose_omp_blocks): New function.
247 (pass_diagnose_omp_blocks): New pass.
248 * cgraph.h (cgraph_optimize): Remove.
249 (cgraph_analyze_function): Likewise.
250 * cgraph.c (cgraph_add_new_function): Gimplify C++ thunks.
251 * cgraphunit.c (cgraph_lower_function): Lower nested functions
252 before their parents here.
253 (cgraph_finalize_function): Not here.
254 (cgraph_analyze_function): Gimplify functions here.
255 (cgraph_finalize_compilation_unit): Continue after errors.
256 Optimize the callgraph from here.
257 (cgraph_optimize): Make static.
258 * langhooks.c (write_global_declarations): Finalize the CU.
259 * gimplify.c (gimplify_asm_expr): Do not emit ASMs with errors.
260 (gimplify_function_tree): Assert we gimplify only once.
261 Set PROP_gimple_any property.
262 * tree-nested.c (gimplify_all_functions): New function.
263 (lower_nested_functions): Gimplify all nested functions.
264 * gimple.h (diagnose_omp_structured_block_errors): Remove.
265 * passes.c (init_optimization_passes): Add pass_warn_unused_result
266 and pass_diagnose_omp_blocks after gimplification. Do not
267 set TODO_set_props on all_lowering_passes.
268 (execute_one_pass): Do not handle TODO_set_props.
269 * Makefile.in (cgraphunit.o): Add $(TREE_DUMP_H) dependency.
270 (gimplify.o): Add tree-pass.h dependency.
271 * tree-inline.c (copy_statement_list): Properly copy STATEMENT_LIST.
272 (copy_tree_body_r): Properly handle TARGET_EXPR like SAVE_EXPR.
273 (unsave_r): Likewise.
274 * c-omp.c (c_finish_omp_atomic): Set DECL_CONTEXT on the
277 2009-07-17 Sandra Loosemore <sandra@codesourcery.com>
279 * doc/service.texi (Service): Restore previously removed link,
280 which isn't broken after all.
282 2009-07-17 Richard Guenther <rguenther@suse.de>
284 PR tree-optimization/40321
285 * tree-ssa-pre.c (add_to_exp_gen): Also add names defined by
286 PHI nodes to the maximal set.
287 (make_values_for_phi): Add PHI arguments to the maximal set.
288 (execute_pre): Dump PHI_GEN and the maximal set.
290 2009-07-17 Jakub Jelinek <jakub@redhat.com>
293 * gimplify.c (gimplify_conversion): Don't change non-conversions into
296 2009-07-16 Sandra Loosemore <sandra@codesourcery.com>
298 * doc/extend.texi (Nested Functions): Replace broken link with
300 * doc/service.texi (Service): Remove broken link.
302 2009-07-16 H.J. Lu <hongjiu.lu@intel.com>
305 * builtins.c (expand_builtin_memcmp): Use loc instead of
307 (expand_builtin_strncmp): Likewise.
309 2009-07-17 Aldy Hernandez <aldyh@redhat.com>
310 Manuel López-Ibáñez <manu@gcc.gnu.org>
313 * tree-complex.c, tree-loop-distribution.c, tree.c, tree.h,
314 builtins.c, fold-const.c, omp-low.c, cgraphunit.c, tree-ssa-ccp.c,
315 tree-ssa-dom.c, gimple-low.c, expr.c, tree-ssa-ifcombine.c,
316 c-decl.c, stor-layout.c, tree-if-conv.c, c-typeck.c, gimplify.c,
317 calls.c, tree-sra.c, tree-mudflap.c, tree-ssa-copy.c,
318 tree-ssa-forwprop.c, c-convert.c, c-omp.c, varasm.c,
319 tree-inline.c, c-common.c, c-common.h, gimple.c,
320 tree-switch-conversion.c, gimple.h, tree-cfg.c, c-parser.c,
321 convert.c: Add location argument to fold_{unary,binary,ternary},
322 fold_build[123], build_call_expr, build_size_arg,
323 build_fold_addr_expr, build_call_array, non_lvalue, size_diffop,
324 fold_build1_initializer, fold_build2_initializer,
325 fold_build3_initializer, fold_build_call_array,
326 fold_build_call_array_initializer, fold_single_bit_test,
327 omit_one_operand, omit_two_operands, invert_truthvalue,
328 fold_truth_not_expr, build_fold_indirect_ref, fold_indirect_ref,
329 combine_comparisons, fold_builtin_*, fold_call_expr,
330 build_range_check, maybe_fold_offset_to_address, round_up,
333 2009-07-16 Jason Merrill <jason@redhat.com>
336 * c-common.c (c_common_reswords): Add __is_standard_layout
338 * c-common.h (enum rid): Add RID_IS_STD_LAYOUT and RID_IS_TRIVIAL.
339 * doc/implement-cxx.texi: New.
340 * doc/gcc.texi: Include it.
342 2009-07-16 DJ Delorie <dj@redhat.com>
344 * config/m32c/m32c.c (m32c_compare_redundant): Avoid removing
345 compares that may be indirectly affected by previous instructions.
347 2009-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
349 * builtins.c (do_mpc_arg2): New.
350 (fold_builtin_2): Fold builtin cpow.
351 * real.h (HAVE_mpc_pow): New.
353 2009-07-16 Bingfeng Mei <bmei@broadcom.com>
355 * modulo-sched.c (sms_schedule): stage_count <= 1 as correct
356 comparison to skip unprofitable schedule
358 2009-07-16 Simon Baldwin <simonb@google.com>
360 * gcc.c (option_map): New flag -no-canonical-prefixes.
361 * (display_help): Print help text for new flag.
362 * (process_command): Move options translation and language specifics
363 and handle new flag early. Use it to set a function pointer to a
364 prefix builder. Replace make_relative_prefix calls with calls to
365 the function pointed to. Ignore new flag in regular options handling.
366 * doc/invoke.texi (Overall Options): Documented -no-canonical-prefixes.
368 2009-07-15 DJ Delorie <dj@redhat.com>
370 * config/mep/mep.md (sibcall_internal): Change register to avoid
372 (sibcall_value_internal): Likewise.
374 2009-07-15 Eric Botcazou <ebotcazou@adacore.com>
376 PR rtl-optimization/40710
377 * resource.c (mark_target_live_regs): Reset DF problem to LR.
379 2009-07-15 Adam Nemet <anemet@caviumnetworks.com>
381 * config/mips/mips.md (*extenddi_truncate<mode>,
382 *extendsi_truncate<mode>): Change type attribute to move_type
383 with shift_shift. Split out code handling exts from here ...
384 (*extend<GPR:mode>_truncate<SHORT:mode>_exts): ... to this new
386 (*extendhi_truncateqi): Change type attribute to move_type with
387 shift_shift. Split out code handling exts from here ...
388 (*extendhi_truncateqi_exts): ... to this new pattern.
390 2009-07-15 Uros Bizjak <ubizjak@gmail.com>
392 * config/i386/sse.md (copysign<mode>3): Use "and-not" SSE instruction
393 instead of "and" with inverted sign bit mask value. Use
394 "nonimmediate_operand" for operand 1 and operand 2 predicate.
395 Allocate registers only for operand 4 and operand 5.
397 2009-07-15 Jakub Jelinek <jakub@redhat.com>
400 * fold-const.c (fold_cond_expr_with_comparison): When folding
401 < and <= to MIN, make sure the MIN uses the same type as the
402 comparison's operands.
404 2009-07-15 Richard Earnshaw <rearnsha@arm.com>
406 * arm.md (ior_xor): New code iterator.
407 (split for ior/xor with shift and zero-extend): New split pattern.
408 * arm/predicates.md (subreg_lowpart_operator): New special predicate.
410 2009-07-15 Richard Guenther <rguenther@suse.de>
412 * tree-ssa-structalias.c (make_constraint_from_heapvar): Initialize
415 2009-07-15 Richard Guenther <rguenther@suse.de>
418 * alias.c (ao_ref_from_mem): Reject FUNCTION_DECL and LABEL_DECL bases.
420 2009-07-15 Maxim Kuvyrkov <maxim@codesourcery.com>
422 * config/m68k/linux-unwind.h (m68k_fallback_frame_state): Update to
423 handle 2.6.30 kernel.
425 2009-07-15 DJ Delorie <dj@redhat.com>
427 * config/mep/mep.md (sibcall_internal): Change register to allow
428 for 24-bit addresses.
429 (sibcall_value_internal): Likewise.
431 2009-07-14 Ghassan Shobaki <ghassan.shobaki@amd.com>
433 * doc/invoke.texi: Added descriptions of the scheduling heuristics
434 that are enabled/disabled by the flags introduced by a previous patch.
436 2009-07-14 DJ Delorie <dj@redhat.com>
438 * config/mep/mep.md (sibcall_internal): Include non-toggling
440 (sibcall_value_internal): Likewise.
442 2009-07-14 Taras Glek <tglek@mozilla.com>
443 Rafael Espindola <espindola@google.com>
445 * doc/sourcebuild.texi: Document install-plugin target.
446 * configure.ac: Added install-plugin target to language makefiles.
447 * configure: Regenerate.
448 * Makefile.in: (install-plugin): Install more headers,
449 depend on lang.install-plugin.
451 2009-07-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
453 * tree-vrp.c (vrp_evaluate_conditional): Mark strings for
456 2009-07-14 DJ Delorie <dj@redhat.com>
458 * config/mep/mep.c (mep_vliw_jmp_match): New function.
459 * config/mep/mep-protos.h (mep_vliw_jmp_match): Prototype it.
460 * config/mep/mep.md (sibcall_internal): Change test from
461 mep_vliw_mode_match to mep_vliw_jmp_match.
462 (sibcall_value_internal): Likewise.
464 2009-07-14 Uros Bizjak <ubizjak@gmail.com>
466 * config/i386/sse.md (copysign<mode>3): New expander.
467 * config/i386/i386-protos.h (ix86_build_signbit_mask): New prototype.
468 * config/i386/i386.c (ix86_build_signbit_mask): Make public.
469 Use ix86_build_const_vector.
470 (enum ix86_builtins): Add IX86_BUILTIN_CPYSGNPS and
471 IX86_BUILTIN_CPYSGNPD.
472 (builtin_description): Add __builtin_ia32_copysignps and
473 __builtin_ia32_copysignpd.
474 (ix86_builtin_vectorized_function): Handle BUILT_IN_COPYSIGN
475 and BUILT_IN_COPYSIGNF.
477 2009-07-13 Jason Merrill <jason@redhat.com>
479 * builtins.c (can_trust_pointer_alignment): New fn.
480 (get_pointer_alignment): Factor it out from here.
481 * tree.h: Declare it.
483 2009-07-14 David Edelsohn <edelsohn@gnu.org>
485 * config/rs6000/predicates.md (offsettable_mem_operand): Test
488 2009-07-14 Dodji Seketeli <dodji@redhat.com>
492 * dwarf2.out.c (gen_type_die_with_usage): Added comment.
494 2009-07-14 Richard Guenther <rguenther@suse.de>
495 Andrey Belevantsev <abel@ispras.ru>
498 * cfgexpand.c (partition_stack_vars): Do not bother to update
499 alias information when not optimizing.
501 2009-07-14 Richard Guenther <rguenther@suse.de>
502 Andrey Belevantsev <abel@ispras.ru>
504 * tree-ssa-alias.h (refs_may_alias_p_1): Declare.
505 (pt_solution_set): Likewise.
506 * tree-ssa-alias.c (refs_may_alias_p_1): Export.
507 * tree-ssa-structalias.c (pt_solution_set): New function.
508 * final.c (rest_of_clean_state): Free SSA data structures.
509 * print-rtl.c (print_decl_name): Remove.
510 (print_mem_expr): Implement in terms of print_generic_expr.
511 * alias.c (ao_ref_from_mem): New function.
512 (rtx_refs_may_alias_p): Likewise.
513 (true_dependence): Query alias-export info.
514 (canon_true_dependence): Likewise.
515 (write_dependence_p): Likewise.
516 * tree-dfa.c (get_ref_base_and_extent): For void types leave
518 * emit-rtl.c (component_ref_for_mem_expr): Remove.
519 (mem_expr_equal_p): Use operand_equal_p.
520 (set_mem_attributes_minus_bitpos): Do not use
521 component_ref_for_mem_expr.
522 * cfgexpand.c (add_partitioned_vars_to_ptset): New function.
523 (update_alias_info_with_stack_vars): Likewise.
524 (partition_stack_vars): Call update_alias_info_with_stack_vars.
525 * tree-ssa.c (delete_tree_ssa): Do not release SSA names
526 explicitly nor clear stmt operands.
527 Free the decl-to-pointer map.
528 * tree-optimize.c (execute_free_datastructures): Do not free
529 SSA data structures here.
530 * tree-flow.h (struct gimple_df): Add decls_to_pointers member.
531 * Makefile.in (emit-rtl.o): Add pointer-set.h dependency.
532 (alias.o): Add tree-ssa-alias.h, pointer-set.h and $(TREE_FLOW_H)
534 (print-rtl.o): Add $(DIAGNOSTIC_H) dependency.
536 2009-07-13 DJ Delorie <dj@redhat.com>
538 * config/mep/mep.h (CC1_SPEC): Tweak parameters to trigger
539 unrolling at the right iteration count.
541 * config/mep/mep.c (mep_expand_prologue): Fix frame pointer
544 2009-07-13 Ghassan Shobaki <ghassan.shobaki@amd.com>
546 * haifa-sched.c (rank_for_schedule): Introduced flags to
547 enable/disable individual scheduling heuristics.
548 * common.opt: Introduced flags to enable/disable individual
549 heuristics in the scheduler.
550 * doc/invoke.texi: Introduced flags to enable/disable individual
551 heuristics in the scheduler.
553 2009-07-13 Kai Tietz <kai.tietz@onevision.com>
555 * config/i386/t-gthr-win32 (LIB2FUNCS_EXTRA): Remove file
556 config/i386/mingw-tls.c.
557 * config/i386/mingw-tls.c: Removed.
559 2009-07-13 Ira Rosen <irar@il.ibm.com>
561 * tree-vect-loop.c (get_initial_def_for_reduction): Ensure that the
562 checks access only relevant statements.
563 (vectorizable_reduction): Likewise.
565 2009-07-12 Kai Tietz <kai.tietz@onevision.com>
567 * config/i386/cygming.h (TARGET_OS_CPP_BUILTINS): Define _X86_
568 just for 32-bit case.
570 2009-07-12 Jan Hubicka <jh@suse.cz>
572 PR tree-optimization/40585
573 * except.c (expand_resx_expr): When there already is resume
574 instruction, produce linked list.
575 (build_post_landing_pads): Assert that resume is empty.
576 (connect_post_landing_pads): Handle resume lists.
577 (dump_eh_tree): Dump resume list.
579 2009-07-12 Ira Rosen <irar@il.ibm.com>
581 * tree-parloops.c (loop_parallel_p): Call vect_is_simple_reduction
582 with additional argument.
583 * tree-vectorizer.h (enum vect_def_type): Add
584 vect_double_reduction_def.
585 (vect_is_simple_reduction): Add argument.
586 * tree-vect-loop.c (vect_determine_vectorization_factor): Fix
588 (vect_analyze_scalar_cycles_1): Detect double reduction. Call
589 vect_is_simple_reduction with additional argument.
590 (vect_analyze_loop_operations): Handle exit phi nodes in case of
592 (reduction_code_for_scalar_code): Handle additional codes by
593 returning ERROR_MARK for them. Fix comment and indentation.
594 (vect_is_simple_reduction): Fix comment, add argument to specify
595 double reduction. Detect double reduction.
596 (get_initial_def_for_induction): Fix indentation.
597 (get_initial_def_for_reduction): Fix comment and indentation.
598 Handle double reduction. Create initial definitions that do not
599 require adjustment if ADJUSTMENT_DEF is NULL. Handle additional cases.
600 (vect_create_epilog_for_reduction): Fix comment, add argument to
601 handle double reduction. Use PLUS_EXPR in case of MINUS_EXPR in
602 epilogue result extraction. Create double reduction phi node and
603 replace relevant uses.
604 (vectorizable_reduction): Call vect_is_simple_reduction with
605 additional argument. Fix indentation. Update epilogue code treatment
606 according to the changes in reduction_code_for_scalar_code. Check
607 for double reduction. Call vect_create_epilog_for_reduction with
609 * tree-vect-stmts.c (process_use): Handle double reduction, update
611 (vect_mark_stmts_to_be_vectorized): Handle double reduction.
612 (vect_get_vec_def_for_operand): Likewise.
614 2009-07-12 Danny Smith <dansmister@gmail.com>
616 * config/i386/winnt.c (i386_pe_determine_dllexport_p): Don't
617 dllexport if !TREE_PUBLIC.
618 (i386_pe_maybe_record_exported_symbol): Assert TREE_PUBLIC.
620 2009-07-11 Anatoly Sokolov <aesok@post.ru>
622 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Redefine.
623 (avr_extra_arch_macro) Remove declatation.
624 * config/avr/avr.c (avr_cpu_cpp_builtins): New function.
625 (avr_extra_arch_macro) Declare as static.
626 * config/avr/avr-protos.h (avr_cpu_cpp_builtins): Dclare.
628 2009-07-11 Jan Hubicka <jh@suse.cz>
631 * except.c (can_be_reached_by_runtime): Test for NULL aka bitmap.
633 2009-07-11 Jakub Jelinek <jakub@redhat.com>
636 * dwarf2out.c (dw_fde_struct): Add in_std_section and
637 cold_in_std_section bits.
638 (dwarf2out_begin_prologue): Initialize them.
639 (dwarf2out_finish): Don't emit FDE range into .debug_ranges
640 if already covered by text_section or cold_text_section range.
642 PR rtl-optimization/40667
643 * defaults.h (MINIMUM_ALIGNMENT): Define if not defined.
644 * doc/tm.texi (MINIMUM_ALIGNMENT): Document it.
645 * config/i386/i386.h (MINIMUM_ALIGNMENT): Define.
646 * config/i386/i386.c (ix86_minimum_alignment): New function.
647 * config/i386/i386-protos.h (ix86_minimum_alignment): New prototype.
648 * cfgexpand.c (expand_one_var): Use MINIMIM_ALIGNMENT.
649 * emit-rtl.c (gen_reg_rtx): Likewise.
650 * function.c (assign_parms): Likewise. If nominal_type needs
651 bigger alignment than FUNCTION_ARG_BOUNDARY, use its alignment
652 rather than passed_type's alignment.
655 * function.c (assign_parm_setup_stack): Adjust
656 MEM_OFFSET (data->stack_parm) if promoted_mode is different
657 from nominal_mode on big endian.
659 2009-07-11 Paolo Bonzini <bonzini@gnu.org>
661 * expmed.c (emit_store_flag_1): Fix choice of zero vs. sign extension.
663 2009-07-10 DJ Delorie <dj@redhat.com>
665 * config/mep/mep.c (mep_can_inline_p): Correct logic, and simplify.
667 2009-07-10 Mark Mitchell <mark@codesourcery.com>
669 * config/arm/thumb2.md (thumb2_cbz): Correct computation of length
671 (thumb2_cbnz): Likewise.
673 2009-07-10 David Daney <ddaney@caviumnetworks.com>
676 * config.gcc (supported_defaults): Add synci.
677 (with_synci): Add validation.
678 (all_defaults): Add synci.
679 * config/mips/mips.md (clear_cache): Use TARGET_SYNCI instead of
682 * config/mips/mips.opt (msynci): New option.
683 * config/mips/mips.c (mips_override_options): Warn on use of
684 -msynci for targets that do now support it.
685 * gcc/config/mips/mips.h (OPTION_DEFAULT_SPECS): Add a default for
687 * gcc/doc/invoke.texi (-msynci): Document the new option.
688 * doc/install.texi (--with-synci): Document the new option.
690 2009-07-10 Richard Guenther <rguenther@suse.de>
692 PR tree-optimization/40496
693 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Create
694 the PHI result with a compatible type.
696 2009-07-10 Manuel López-Ibáñez <manu@gcc.gnu.org>
700 * c.opt (Wunused-result): New.
701 * doc/invoke.texi: Document it.
702 * c-common.c (c_warn_unused_result): Use it.
704 2009-07-09 DJ Delorie <dj@redhat.com>
706 * targhooks.c (default_target_can_inline_p): Rename from
707 default_target_option_can_inline_p.
708 * targhooks.h (default_target_can_inline_p): Likewise.
709 * target-def.h (TARGET_CAN_INLINE_P): Rename from
710 TARGET_OPTION_CAN_INLINE_P.
711 * config/i386/i386.c (TARGET_CAN_INLINE_P): Likewise.
712 * config/mep/mep.c (TARGET_CAN_INLINE_P): Likewise.
713 (mep_target_can_inline_p): Rename from
714 mep_target_option_can_inline_p.
717 * config/mep/mep.h (FUNCTION_ARG_REGNO_P): Add coprocessor
718 registers used to pass vectors.
720 * config/mep/mep.c (mep_option_can_inline_p): Remove error call.
722 2009-07-09 Tom Tromey <tromey@redhat.com>
724 * unwind-dw2-fde-darwin.c: Include dwarf2.h.
725 * config/mmix/mmix.c: Include dwarf2.h.
726 * config/rs6000/darwin-fallback.c: Include dwarf2.h.
727 * config/xtensa/unwind-dw2-xtensa.c: Include dwarf2.h.
728 * config/sh/sh.c: Include dwarf2.h.
729 * config/i386/i386.c: Include dwarf2.h.
730 * Makefile.in (DWARF2_H): Remove 'elf'.
731 * except.c: Include dwarf2.h.
732 * unwind-dw2.c: Include dwarf2.h.
733 * dwarf2out.c: Include dwarf2.h.
734 * unwind-dw2-fde-glibc.c: Include dwarf2.h.
735 * unwind-dw2-fde.c: Include dwarf2.h.
736 * dwarf2asm.c: Include dwarf2.h.
738 2009-07-09 Maxim Kuvyrkov <maxim@codesourcery.com>
740 * haifa-sched.c (insn_finishes_cycle_p): New static function.
742 * sched-int.h (struct sched_info: insn_finishes_block_p): New
744 * sched-rgn.c (rgn_insn_finishes_block_p): Implement it.
745 (region_sched_info): Update.
746 * sched-ebb.c (ebb_sched_info): Update.
747 * modulo-sched.c (sms_sched_info): Update.
748 * sel-sched-ir.c (sched_sel_haifa_sched_info): Update.
750 2009-07-09 Maxim Kuvyrkov <maxim@codesourcery.com>
752 * varasm.c (build_constant_desc): Don't share RTL in pool entries.
754 2009-07-09 Basile Starynkevitch <basile@starynkevitch.net>
756 * plugin.c (try_init_one_plugin): passes RTLD_GLOBAL to dlopen.
758 2009-07-09 Jakub Jelinek <jakub@redhat.com>
761 * fold-const.c (fold_cond_expr_with_comparison): Don't replace
762 arg1 with arg01 if arg1 is already INTEGER_CST.
764 2009-07-08 Adam Nemet <anemet@caviumnetworks.com>
766 * simplify-rtx.c (simplify_binary_operation_1) <AND>:
767 Transform (and (truncate)) into (truncate (and)).
769 2009-07-08 Adam Nemet <anemet@caviumnetworks.com>
771 * combine.c (make_extraction): Check TRULY_NOOP_TRUNCATION before
772 creating LHS paradoxical subregs. Fix surrounding returns to
773 use NULL_RTX rather than 0.
775 2009-07-08 DJ Delorie <dj@redhat.com>
777 * config/mep/mep.c: (mep_option_can_inline_p): New.
778 (TARGET_OPTION_CAN_INLINE_P): Define.
780 2009-07-08 Mark Wielaard <mjw@redhat.com>
783 * dwarf2out.c (add_data_member_location_attribute): When we have
784 only a constant offset don't emit a new location description using
785 DW_OP_plus_uconst, but just add the constant with add_AT_int, when
788 2009-07-08 Richard Henderson <rth@redhat.com>
791 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move to i386.c.
792 (enum reg_class): Add CLOBBERED_REGS.
793 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Likewise.
794 * config/i386/i386.c (ix86_conditional_register_usage): Moved
795 from CONDITIONAL_REGISTER_USAGE; build CLOBBERED_REGS for 64-bit.
796 (ix86_function_ok_for_sibcall): Tidy. Disallow MS->SYSV sibcalls.
797 (ix86_expand_call): Use sibcall_insn_operand when needed. Don't
798 force 64-bit sibcalls into R11.
799 * config/i386/constraints.md (U): New constraint.
800 * config/i386/i386.md (sibcall_1, sibcall_value_1): Use it.
801 (sibcall_1_rex64, sibcall_value_1_rex64): Likewise.
802 (sibcall_1_rex64_v, sibcall_value_1_rex64_v): Remove.
804 2009-07-08 Shujing Zhao <pearly.zhao@oracle.com>
806 * basic-block.h (dump_regset, debug_regset): Remove duplicate
808 * c-objc-common.h (c_initialize_diagnostics): Ditto.
809 * ebitmap.h (dump_ebitmap): Ditto.
810 * optabs.h (optab_libfunc): Ditto.
811 * tree.h (tree_expr_nonzero_warnv_p): Ditto.
812 * tree-flow.h (vect_can_force_dr_alignment_p,
813 get_vectype_for_scalar_type): Ditto.
814 (vectorize_loops): Move prototype to ...
815 * tree-vectorizer.h: ... here. Also, adjust comment.
816 (vect_set_verbosity_level): Remove duplicate prototype.
817 * tree-ssa-loop.c: Include tree-vectorizer.h.
818 * Makefile.in (tree-ssa-loop.o): Depend on tree-vectorizer.h.
820 2009-07-08 Nick Clifton <nickc@redhat.com>
822 * config/i386/unix.h (ASM_COMMENT_START): Add a space after the
825 2009-07-08 DJ Delorie <dj@redhat.com>
827 * config/mep/mep-ivc2.cpu (cpmovtocsar0_C3, cpmovtocsar1_C3,
828 cpmovtocc_C3, cpmovtocsar0_P0S_P1, cpmovtocsar1_P0S_P1,
829 cpmovtocc_P0S_P1): Mark volatile. Note which registers are
831 * config/mep/intrinsics.md: Regenerated.
832 * config/mep/mep.c (mep_interrupt_saved_reg): Save IVC2 control
833 registers when asm() or calls are detected.
835 2009-07-08 Manuel López-Ibáñez <manu@gcc.gnu.org>
838 * gimplify.c (gimplify_expr): Propagate no_warning flag when
840 * gimple (gimple_build_call_from_tree): Likewise.
841 * tree-cfg.c (remove_useless_stmts_warn_notreached): Check
842 no_warning flag before warning.
844 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
846 * tree.c (set_expr_locus): Remove.
847 * tree.h (EXPR_LOCUS,SET_EXPR_LOCUS,set_expr_locus): Remove.
848 * c-typeck.c (c_finish_stmt_expr): Replace EXPR_LOCUS by
850 * gimplify.c (internal_get_tmp_var): Likewise.
851 (gimplify_call_expr): Likewise.
852 (gimplify_one_sizepos): Likewise.
854 2009-07-07 Eric Botcazou <ebotcazou@adacore.com>
857 * dbxout.c (dbxout_symbol) <PARM_DECL>: Deal with parameters pointing
858 to variables for debugging purposes.
860 2009-06-23 Mark Loeser <mark@halcy0n.com>
863 * Makefile.in (gcc.pod): Depend on gcc-vers.texi.
865 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
867 * pretty-print.c (pp_base_format): Remove %J.
868 * c-format.c (gcc_diag_char_table, gcc_tdiag_char_table,
869 gcc_cxxdiag_char_table): Likewise.
870 (init_dynamic_diag_info): Likewise.
872 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
874 * pretty-print.c (pp_base_format): Remove %H.
875 * c-format.c (gcc_diag_char_table, gcc_tdiag_char_table,
876 gcc_cxxdiag_char_table): Likewise.
877 (init_dynamic_diag_info): Likewise.
878 * config/mep/mep.c (mep_select_section): Likewise.
880 2009-07-07 Duncan Sands <baldrick@free.fr>
882 * final.c (pass_clean_state): Give the pass a name.
883 * passes.c (pass_rest_of_compilation): Likewise.
884 * tree-optimize.c (pass_all_optimizations): Likewise.
886 2009-07-07 H.J. Lu <hongjiu.lu@intel.com>
888 * config/ia64/ia64.c (ia64_handle_model_attribute): Remove
889 an extra 'decl' for error_at.
891 2009-07-07 Jakub Jelinek <jakub@redhat.com>
894 * tree-tailcall.c (adjust_return_value_with_ops,
895 create_tailcall_accumulator): Set DECL_GIMPLE_REG_P on the temporary
896 if it has complex or vector type.
898 2009-07-07 Olivier Hainque <hainque@adacore.com>
900 * config/alpha/t-osf4 (SHLIB_LINK): Do not hide the dummy weak
903 2009-07-07 Basile Starynkevitch <basile@starynkevitch.net>
905 * Makefile.in: added more lists of includes to PLUGIN_HEADERS.
907 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
909 * cgraphunit.c: Replace %J by an explicit location. Update all calls.
910 * c-decl.c: Likewise.
911 * function.c: Likewise.
912 * varasm.c: Likewise.
913 * tree-ssa.c: Likewise.
914 * c-common.c: Likewise.
915 * tree-cfg.c: Likewise.
916 * config/spu/spu.c: Likewise.
917 * config/ia64/ia64.c: Likewise.
918 * config/v850/v850.c: Likewise.
920 2009-07-06 DJ Delorie <dj@redhat.com>
922 * config/mep/mep-core.cpu (fsft, ssarb): Mark as VOLATILE.
923 * config/mep/mep-ivc2.cpu (many): Add VOLATILE to more insns that make
924 unspecified accesses to control registers.
925 * config/mep/intrinsics.md: Regenerate.
926 * config/mep/intrinsics.h: Regenerate.
927 * config/mep/mep-intrin.h: Regenerate.
929 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
931 * c-lex.c: Replace %H by an explicit location. Update all calls.
932 * c-common.c: Likewise.
933 * c-decl.c: Likewise.
934 * c-typeck.c: Likewise.
935 * fold-const.c: Likewise.
936 * gimplify.c: Likewise.
938 * tree-cfg.c: Likewise.
939 * tree-ssa-loop-niter.c: Likewise.
940 * tree-vrp.c: Likewise.
941 * value-prof.c: Likewise.
943 2009-07-06 Diego Novillo <dnovillo@google.com>
945 * tree-dfa.c (dump_variable): Write DECL_INITIAL for VAR
946 if it has one. Handle cases where VAR does not have an
947 annotation or cfun is NULL.
949 2009-07-06 Diego Novillo <dnovillo@google.com>
951 * tree.c: Include debug.h.
952 (initialize_tree_contains_struct): New.
953 (init_ttree): Call it.
954 (tree_node_structure_for_code): Factor out of ...
955 (tree_node_structure): ... here.
956 * treestruct.def (TS_PHI_NODE): Remove.
957 (TS_GIMPLE_STATEMENT): Remove.
959 2009-07-06 Diego Novillo <dnovillo@google.com>
961 * tree-pretty-print.c (dump_generic_node): Protect against NULL op0.
962 (debug_tree_chain): Handle cycles.
964 2009-07-06 Nick Clifton <nickc@redhat.com>
965 DJ Delorie <dj@redhat.com>
967 * config.sh/lib1funcs.h (FMOVD_WORKS): Only define if
968 __FMOVD_ENABLED__ is defined.
970 (TARGET_FMOVD): Provide a default definition.
971 (MASK_FMOVD): Likewise.
972 (TARGET_CPU_CPP_BUILTINS): Define
973 __FMOVD_ENABLED__ if TARGET_FMOVD is true.
974 * config/sh/sh.md (movdf_i4): For alternative 0 use either one or
975 two fmov instructions depending upon whether TARGET_FMOVD is enabled.
976 (split for DF load from memory into register): Also handle
977 MEMs which consist of REG+DISP addressing.
978 (split for DF store from register to memory): Likewise.
979 (movsf_ie): Always use single fp_mode.
980 * config/sh/sh.c (sh_override_options): Do not automatically
981 enable TARGET_MOVD for the SH2A when supporting doubles - leave
982 that to the -mfmovd command line switch.
983 (broken_move): Do not restrict fldi test to only the SH4 and SH4A.
984 (fldi_ok): Always allow.
985 * config/sh/sh.opt (mfmovd): Remove this switch.
986 * doc/invoke.texi (-mfmovd): Remove documentation of this switch.
988 2009-07-06 J"orn Rennecke <joern.rennecke@arc.com>
989 Kaz Kojima <kkojima@gcc.gnu.org>
991 PR rtl-optimization/30807
992 * postreload.c (reload_combine): For every new use of REG_SUM,
993 record the use of BASE.
995 2009-07-06 Jan Hubicka <jh@suse.cz>
997 * params.def: Revert my accidental commit at 2009-06-30.
999 2009-07-04 Ian Lance Taylor <iant@google.com>
1002 * config/i386/msformat-c.c (mingw_format_attributes): Declare as
1004 (mingw_format_attribute_overrides): Likewise.
1006 2009-07-04 Jakub Jelinek <jakub@redhat.com>
1009 * dwarf2out.c (based_loc_descr): For crtl->stack_realign_tried
1010 don't check cfa.reg. Instead of cfa.indirect use
1011 fde && fde->drap_reg != INVALID_REGNUM test.
1013 2009-07-04 Eric Botcazou <ebotcazou@adacore.com>
1015 * postreload.c (reload_combine): Replace CONST_REG with INDEX_REG.
1017 2009-07-03 Vladimir Makarov <vmakarov@redhat.com>
1020 * ira.c (build_insn_chain): Use DF_LR_OUT instead of df_get_live_out.
1022 2009-07-03 Richard Guenther <rguenther@suse.de>
1024 PR tree-optimization/40640
1025 * tree-switch-conversion.c (build_arrays): Perform arithmetic
1028 2009-07-03 Jan Hubicka <jh@suse.cz>
1030 * ipa-inline.c (cgraph_decide_inlining_incrementally): When optimizing
1031 for size, reduce amount of inlining.
1033 2009-07-03 Richard Guenther <rguenther@suse.de>
1036 * tree-chrec.c (chrec_convert_1): Fold (T2)(t +- x) to (T2)t +- (T2)x
1037 if t +- x is known to not overflow and the conversion widens the
1039 * Makefile.in (tree-chrec.o): Add $(FLAGS_H) dependency.
1041 2009-07-03 Jan Hubicka <jh@suse.cz>
1043 * ipa-pure-const.c (analyze): Update loop optimizer init.
1044 * tree-ssa-loop-iv-canon.c (empty_loop_p, remove_empty_loop,
1045 try_remove_empty_loop, remove_empty_loops): Remove.
1046 * tree-ssa-loop.c (tree_ssa_empty_loop, pass_empty_loop): Remove.
1047 * tree-ssa-dce.c (find_obviously_necessary_stmts): Use finiteness info
1048 to mark regular loops as neccesary.
1049 (degenerate_phi_p): New function.
1050 (propagate_necessity, remove_dead_phis): Use it.
1051 (forward_edge_to_pdom): Likewise.
1052 (eliminate_unnecessary_stmts): Take care to remove uses of results of
1053 virtual PHI nodes that became unreachable.
1054 (perform_tree_ssa_dce): Initialize/deinitialize loop optimizer.
1055 * tree-flow.h (remove_empty_loops): Remove.
1056 * passes.c (init_optimization_passes): Remove.
1058 2009-07-03 Uros Bizjak <ubizjak@gmail.com>
1060 * config/i386/i386.md (fix_trunc<mode>_fisttp_i387_1): Use
1061 can_create_pseudo_p.
1062 (*fix_trunc<mode>_i387_1): Ditto.
1063 (*floathi<mode>2_1): Ditto.
1064 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1): Ditto.
1065 (*fistdi2_1): Ditto.
1066 (*fist<mode>2_1): Ditto.
1067 (frndintxf2_floor): Ditto.
1068 (*fist<mode>2_floor_1): Ditto.
1069 (frndintxf2_ceil): Ditto.
1070 (*fist<mode>2_ceil_1): Ditto.
1071 (frndintxf2_trunc): Ditto.
1072 (frndintxf2_mask_pm): Ditto.
1073 (fxam<mode>2_i387_with_temp): Ditto.
1074 * config/i386/sse.md (mulv16qi3): Ditto.
1075 (*sse2_mulv4si3): Ditto.
1077 (sse4_2_pcmpestr): Ditto.
1078 (sse4_2_pcmpistr): Ditto.
1080 2009-07-03 Jan Hubicka <jh@suse.cz>
1082 * tree-ssa-dce.c (bb_contains_live_stmts): New bitmap.
1083 (mark_stmt_necessary): Set it.
1084 (mark_operand_necessary): Set it.
1085 (mark_control_dependent_edges_necessary): Set it.
1086 (mark_virtual_phi_result_for_renaming): New function.
1087 (get_live_post_dom): New function.
1088 (forward_edge_to_pdom): New function.
1089 (remove_dead_stmt): Fix handling of control dependences.
1090 (tree_dce_init): Init new bitmap.
1091 (tree_dce_done): Free it.
1093 2009-07-02 Richard Guenther <rguenther@suse.de>
1096 * tree-ssa-structalias.c (new_var_info): Initialize
1099 2009-07-02 Jan Hubicka <jh@suse.cz>
1101 * ipa-pure-const.c (check_op): Use PTA info to see if indirect_ref is
1104 2009-07-02 Paolo Bonzini <bonzini@gnu.org>
1106 * expmed.c (emit_cstore, emit_store_flag_1): Accept target_mode
1107 instead of recomputing it. Adjust calls.
1108 (emit_store_flag): Adjust recursive calls.
1110 2009-07-02 Richard Guenther <rguenther@suse.de>
1112 * tree-ssa-live.c (remove_unused_locals): Do not remove
1114 * tree-ssa-structalias.c (handle_lhs_call): Delay setting
1115 of DECL_EXTERNAL for HEAP variables.
1116 (compute_points_to_sets): Set DECL_EXTERNAL for escaped
1117 HEAP variables. Do not adjust RESTRICT vars.
1118 (find_what_var_points_to): Nobody cares if something
1121 2009-07-02 Ben Elliston <bje@au.ibm.com>
1123 * unwind-dw2-fde-glibc.c (_Unwind_IteratePhdrCallback): Move
1124 pc_low and pc_high declarations to the top of the function.
1126 2009-07-01 DJ Delorie <dj@redhat.com>
1128 * config/mep/mep.c (mep_handle_option): Leave IVC2 control
1130 (mep_interrupt_saved_reg): Save appropriate IVC2 control registers.
1131 * config/mep/mep-ivc2.cpu: Add VOLATILE to insns that make
1132 unspecified accesses to control registers.
1133 * config/mep/intrinsics.md: Regenerate.
1134 * config/mep/intrinsics.h: Regenerate.
1135 * config/mep/mep-intrin.h: Regenerate.
1137 2009-07-01 Anthony Green <green@moxielogic.com>
1139 * config/moxie/moxie.c (moxie_expand_prologue): Use dec
1140 instruction when possible.
1141 (moxie_expand_prologue): Ditto. Also, save an instruction and
1142 some complexity by popping off of $r12 instead of $sp.
1143 * config/moxie/moxie.md (movsi_pop): Don't assume $sp. Take two
1146 2009-07-01 Richard Henderson <rth@redhat.com>
1149 * function.c (reposition_prologue_and_epilogue_notes): If epilogue
1150 contained no insns, reposition note before last insn.
1152 2009-07-01 Richard Henderson <rth@redhat.com>
1155 * dwarf2out.c (def_cfa_1): Revert 2009-06-11 change for
1156 DW_CFA_def_cfa_offset and DW_CFA_def_cfa.
1158 2009-07-01 Michael Meissner <meissner@linux.vnet.ibm.com>
1161 * config/rs6000/rs6000.c (print_operand): Undo change that breaks
1162 darwin9 for printing reg addresses with %y.
1164 2009-07-01 Adam Nemet <anemet@caviumnetworks.com>
1166 * combine.c (force_to_mode): Handle TRUNCATE. Factor out
1167 truncation from operands in binary operations.
1169 2009-07-01 Adam Nemet <anemet@caviumnetworks.com>
1172 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
1173 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
1174 subreg of op0 to the original op0.
1176 * expmed.c (store_bit_field_1): Use a temporary as the destination
1177 instead of a paradoxical subreg when we need to truncate the result.
1179 2009-07-01 DJ Delorie <dj@redhat.com>
1181 * config/mep/mep-ivc2.cpu (cmov, cmovc, cmovh): Add intrinsic
1182 names to VLIW variants.
1183 (ivc2rm, ivc2crn): Make data type consistent with non-VLIW variants.
1184 * config/mep/intrinsics.md: Regenerate.
1185 * config/mep/intrinsics.h: Regenerate.
1186 * config/mep/mep-intrin.h: Regenerate.
1188 2009-07-01 Jakub Jelinek <jakub@redhat.com>
1191 * jump.c (returnjump_p): Revert last patch.
1192 * dwarf2out.c (dwarf2out_begin_epilogue): Handle SEQUENCEs.
1194 2009-07-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1197 * pa.md (casesi32p): Use jump table label to determine the offset
1199 (casesi64p): Likewise.
1201 * pa.c (forward_branch_p): Return bool type. Use instruction
1202 addresses when available. Assert that INSN has a jump label.
1203 (pa_adjust_insn_length): Don't call forward_branch_p if INSN doesn't
1206 2009-07-01 Richard Guenther <rguenther@suse.de>
1208 PR tree-optimization/19831
1209 * tree-ssa-dce.c (propagate_necessity): Calls to functions
1210 that only act as barriers do not make any previous stores necessary.
1211 * tree-ssa-structalias.c (handle_lhs_call): Delay making
1212 HEAP variables global, do not add a constraint from nonlocal.
1213 (find_func_aliases): Handle escapes through return statements.
1214 (compute_points_to_sets): Make escaped HEAP variables global.
1216 2009-07-01 Paolo Bonzini <bonzini@gnu.org>
1219 * expmed.c (emit_store_flag): Perform a conversion if necessary,
1220 after reducing a DImode cstore to SImode.
1222 2009-07-01 Paolo Bonzini <bonzini@gnu.org>
1224 * expr.c (expand_expr_real_1): Reinstate fallthrough to
1225 TRUTH_ANDIF_EXPR if do_store_flag returns NULL.
1227 2009-07-01 Maciej W. Rozycki <macro@linux-mips.org>
1229 * config/vax/vax.h (TARGET_BSD_DIVMOD): New macro. Set to 1.
1230 * config/vax/linux.h (TARGET_BSD_DIVMOD): New macro. Redefine the
1232 * config/vax/vax.c (vax_init_libfuncs): Only redefine udiv_optab
1233 and umod_optab if TARGET_BSD_DIVMOD.
1234 * config/vax/lib1funcs.asm: New file.
1235 * config/vax/t-linux: New file.
1236 * config.gcc (vax-*-linux*): Set tmake_file to vax/t-linux.
1238 2009-06-30 Jakub Jelinek <jakub@redhat.com>
1241 * convert.c (convert_to_integer) <case COND_EXPR>: Don't convert
1242 to type arguments that have void type.
1245 * dwarf2out.c (gen_formal_parameter_die): Call
1246 equate_decl_number_to_die if node is different from origin.
1248 2009-06-30 Anthony Green <green@moxielogic.com>
1250 Clean up moxie port for --enable-build-with-cxx.
1251 * config/moxie/moxie.c (moxie_function_value): First two
1252 parameters are const_tree, not tree.
1253 * config/moxie/moxie.h (enum reg_class): Rename CC_REG to CC_REGS.
1254 (REG_CLASS_NAMES): Ditto.
1255 (REGNO_REG_CLASS): Ditto.
1256 * config/moxie/moxie-protos.h (moxie_override_options): Declare.
1257 (moxie_function_value): Fix constyness of arguments.
1259 2009-06-30 Eric Botcazou <ebotcazou@adacore.com>
1261 * cgraphunit.c (cgraph_finalize_compilation_unit): Call
1262 finalize_size_functions before further processing.
1263 * stor-layout.c: Include cgraph.h, tree-inline.h and tree-dump.h.
1264 (variable_size): Call self_referential_size on size expressions
1265 that contain a PLACEHOLDER_EXPR.
1266 (size_functions): New static variable.
1267 (copy_self_referential_tree_r): New static function.
1268 (self_referential_size): Likewise.
1269 (finalize_size_functions): New global function.
1270 * tree.c: Include tree-inline.h.
1271 (push_without_duplicates): New static function.
1272 (find_placeholder_in_expr): New global function.
1273 (substitute_in_expr) <tcc_declaration>: Return the replacement object
1275 <tcc_expression>: Likewise.
1276 <tcc_vl_exp>: If the replacement object is a constant, try to inline
1277 the call in the expression.
1278 * tree.h (finalize_size_functions): Declare.
1279 (find_placeholder_in_expr): Likewise.
1280 (FIND_PLACEHOLDER_IN_EXPR): New macro.
1281 (substitute_placeholder_in_expr): Update comment.
1282 * tree-inline.c (remap_decl): Do not unshare trees if do_not_unshare
1284 (copy_tree_body_r): Likewise.
1285 (copy_tree_body): New static function.
1286 (maybe_inline_call_in_expr): New global function.
1287 * tree-inline.h (struct copy_body_data): Add do_not_unshare field.
1288 (maybe_inline_call_in_expr): Declare.
1289 * Makefile.in (tree.o): Depend on TREE_INLINE_H.
1290 (stor-layout.o): Depend on CGRAPH_H, TREE_INLINE_H, TREE_DUMP_H and
1293 2009-06-30 Richard Guenther <rguenther@suse.de>
1295 * tree-ssa-dce.c (mark_all_reaching_defs_necessary_1): Always
1297 (propagate_necessity): Do not mark reaching defs of stores
1300 2009-06-30 Jan Hubicka <jh@suse.cz>
1302 * cfgloopanal.c (check_irred): Move into ...
1303 (mark_irreducible_loops): ... here; return true if ireducible
1305 * ipa-pure-const.c: Include cfgloop.h and tree-scalar-evolution.h
1306 (analyze_function): Try to prove loop finiteness.
1307 * cfgloop.h (mark_irreducible_loops): Update prototype.
1308 * Makefile.in (ipa-pure-const.o): Add dependency on SCEV and CFGLOOP.
1310 2009-06-30 Basile Starynkevitch <basile@starynkevitch.net>
1312 * Makefile.in (PLUGIN_HEADERS): added ggc, tree-dump, pretty-print.
1314 2009-06-30 Ira Rosen <irar@il.ibm.com>
1316 PR tree-optimization/40542
1317 * tree-vect-stmts.c (vect_analyze_stmt): Don't vectorize volatile
1320 2009-06-30 Martin Jambor <mjambor@suse.cz>
1322 PR tree-optimization/40582
1323 * tree-sra.c (build_ref_for_offset_1): Use types_compatible_p rather
1324 than useless_type_conversion_p.
1325 (generate_subtree_copies): Increment sra_stats.subtree_copies at a
1328 2009-06-30 Martin Jambor <mjambor@suse.cz>
1331 * tree-sra.c (sra_modify_expr): Add access->offset to start_offset.
1333 2009-06-30 Richard Guenther <rguenther@suse.de>
1335 * tree-ssa-alias.c (walk_aliased_vdefs_1): Change interface to
1336 use ao_ref references.
1337 (walk_aliased_vdefs): Likewise.
1338 * tree-ssa-alias.h (walk_aliased_vdefs): Adjust prototype.
1339 * tree-ssa-dce.c (struct ref_data): Remove.
1340 (mark_aliased_reaching_defs_necessary_1): Use the ao_ref argument.
1341 (mark_aliased_reaching_defs_necessary): Adjust.
1342 (mark_all_reaching_defs_necessary_1): Likewise.
1344 2009-06-30 Paolo Bonzini <bonzini@gnu.org>
1347 * expmed.c (emit_cstore): New name of emit_store_flag_1.
1348 (emit_store_flag_1): Extract from emit_store_flag, adjust
1349 calls to (what now is) emit_cstore.
1350 (emit_store_flag): Call emit_store_flag_1 and also use it
1351 for what used to be recursive calls.
1353 2009-06-30 Wei Guozhi <carrot@google.com>
1356 * tree-ssa-sink.c (statement_sink_location): Stop sinking expression
1357 if the target bb post dominates from bb.
1358 * config/i386/i386.c (memory_address_length): Check existence of base
1359 register before using it.
1361 2009-06-30 Nick Clifton <nickc@redhat.com>
1362 DJ Delorie <dj@redhat.com>
1364 * config.sh/lib1funcs.h (FMOVD_WORKS): Only define if
1365 __FMOVD_ENABLED__ is defined.
1367 (TARGET_FMOVD): Provide a default definition.
1368 (MASK_FMOVD): Likewise.
1369 (TARGET_CPU_CPP_BUILTINS): Define
1370 __FMOVD_ENABLED__ if TARGET_FMOVD is true.
1371 * config/sh/sh.md (movdf_i4): For alternative 0 use either one or
1372 two fmov instructions depending upon whether TARGET_FMOVD is
1374 (split for DF load from memory into register): Also handle
1375 MEMs which consist of REG+DISP addressing.
1376 (split for DF store from register to memory): Likewise.
1377 * config/sh/sh.opt (mfmovd): Remove this switch.
1378 * doc/invoke.texi (-mfmovd): Remove documentation of this switch.
1379 * config/sh/sh.c (sh_override_options): Do not automatically
1380 enable TARGET_MOVD for the SH2A when supporting doubles - leave
1381 that to the -mfmovd command line switch.
1383 * config/sh/sh.c (broken_move): Do not restrict fldi test to only
1385 (fldi_ok): Always allow.
1386 * config/sh/sh.md (movsf_ie): Always use single fp_mode.
1388 2009-06-29 DJ Delorie <dj@redhat.com>
1390 * doc/install.texi (mep-x-elf): Correct chip's full name.
1392 2009-06-29 H.J. Lu <hongjiu.lu@intel.com>
1394 * doc/extend.texi: Fix typo.
1396 2009-06-29 Tom Tromey <tromey@redhat.com>
1399 * Makefile.in (DWARF2_H): New variable.
1401 (dwarf2out.o): Likewise.
1402 (dwarf2asm.o): Likewise.
1403 * config/i386/t-i386: Use DWARF2_H.
1404 * except.c: Include elf/dwarf2.h.
1405 * unwind-dw2.c: Include elf/dwarf2.h.
1406 * dwarf2out.c: Include elf/dwarf2.h.
1407 (dw_loc_descr_struct) <dw_loc_opc>: Now a bitfield.
1408 <dtprel>: New field.
1409 (dwarf_stack_op_name): Don't handle INTERNAL_DW_OP_tls_addr.
1410 (size_of_loc_descr): Likewise.
1411 (output_loc_operands_raw): Likewise.
1412 (output_loc_operands): Handle new dtprel field.
1413 (loc_checksum): Update.
1414 (loc_descriptor_from_tree_1) <VAR_DDECL>: Set dtprel field.
1415 * unwind-dw2-fde-glibc.c: Include elf/dwarf2.h.
1416 * unwind-dw2-fde.c: Include elf/dwarf2.h.
1417 * dwarf2asm.c: Include elf/dwarf2.h.
1418 * unwind-dw2-fde-darwin.c: Include elf/dwarf2.h.
1419 * config/mmix/mmix.c: Include elf/dwarf2.h.
1420 * config/rs6000/darwin-fallback.c: Include elf/dwarf2.h.
1421 * config/xtensa/unwind-dw2-xtensa.c: Include elf/dwarf2.h.
1422 * config/sh/sh.c: Include elf/dwarf2.h.
1423 * config/i386/i386.c: Include elf/dwarf2.h.
1425 2009-06-29 DJ Delorie <dj@redhat.com>
1427 * config/mep/mep.h (CPP_SPEC): Remove __cop macro.
1429 * doc/extend.texi: Add MeP attributes and pragmas.
1430 * doc/invoke.text: Add MeP Options.
1431 * doc/contrib.texi: Add MeP contribution.
1432 * doc/md.texi: Add MeP constraints.
1433 * doc/install.texi: Add MeP target.
1435 2009-06-30 Anatoly Sokolov <aesok@post.ru>
1437 * target.h (struct gcc_target): Add frame_pointer_required field.
1438 * target-def.h (TARGET_FRAME_POINTER_REQUIRED): New.
1439 (TARGET_INITIALIZER): Use TARGET_FRAME_POINTER_REQUIRED.
1440 * ira.c (setup_eliminable_regset): Use frame_pointer_required target
1442 * reload1.c (update_eliminables): (Ditto.).
1443 * gcc/system.h (FRAME_POINTER_REQUIRED): Poison.
1444 * doc/tm.texi (FRAME_POINTER_REQUIRED): Revise documentation.
1445 (INITIAL_FRAME_POINTER_OFFSET): (Ditto.).
1447 * config/arc/arc.h (FRAME_POINTER_REQUIRED): Remove macro.
1449 * config/arm/arm.h (FRAME_POINTER_REQUIRED): Remove macro.
1450 * config/arm/arm.c (TARGET_FRAME_POINTER_REQUIRED): Define.
1451 (arm_frame_pointer_required): New function.
1453 * config/avr/avr.h (FRAME_POINTER_REQUIRED): Remove macro.
1454 * config/avr/avr.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
1455 (avr_frame_pointer_required_p): Declare as static.
1456 * config/avr/avr-protos.h (avr_frame_pointer_required_p): Remove.
1458 * config/bfin/bfin.h (FRAME_POINTER_REQUIRED): Remove macro.
1459 * config/bfin/bfin.c (TARGET_FRAME_POINTER_REQUIRED): Define.
1460 (bfin_frame_pointer_required): Make as static, change return type
1462 * config/bfin/bfin-protos.h (bfin_frame_pointer_required): Remove.
1464 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Remove macro.
1465 * config/cris/cris.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
1466 (cris_frame_pointer_required): New function.
1468 * config/crx/crx.h (FRAME_POINTER_REQUIRED): Remove macro.
1470 * config/fr30/fr30.h (FRAME_POINTER_REQUIRED): Remove macro.
1471 * config/fr30/fr30.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
1472 (fr30_frame_pointer_required): New function.
1474 * config/frv/frv.h (FRAME_POINTER_REQUIRED): Remove macro.
1475 * config/frv/frv.c (TARGET_FRAME_POINTER_REQUIRED): Define.
1476 (frv_frame_pointer_required): Make as static, change return type
1478 * config/bfin/bfin-protos.h (frv_frame_pointer_required): Remove.
1480 * config/i386/i386.h (FRAME_POINTER_REQUIRED): Remove macro.
1481 * config/i386/i386.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
1482 (ix86_frame_pointer_required): Make as static, change return type to
1484 * config/i386/i386-protos.h (ix86_frame_pointer_required): Remove.
1486 * config/m32c/m32c.h (FRAME_POINTER_REQUIRED): Remove macro.
1487 * config/m32c/m32c.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
1489 * config/m32r/m32r.h (FRAME_POINTER_REQUIRED): Remove macro.
1491 * config/mcore/mcore.h (CAN_ELIMINATE): Remove macro.
1493 * config/mep/mep.h (FRAME_POINTER_REQUIRED): Remove macro.
1495 * config/mips/mips.h (FRAME_POINTER_REQUIRED): Remove macro.
1496 * config/mips/mips.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
1497 (mips_frame_pointer_required): Make as static.
1498 * config/mips/mips-protos.h (mips_frame_pointer_required): Remove.
1500 * config/mmix/mmix.h (FRAME_POINTER_REQUIRED): Remove macro.
1501 * config/mmix/mmix.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
1502 (mmix_frame_pointer_required): Mew function.
1504 * config/moxie/moxie.h (FRAME_POINTER_REQUIRED): Remove macro.
1505 * config/moxie/moxie.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
1507 * config/pa/pa.h (FRAME_POINTER_REQUIRED): Remove macro.
1509 * config/score/score.h (FRAME_POINTER_REQUIRED): Remove macro.
1511 * config/sh/sh.h (CAN_ELIMINATE): Remove macro.
1513 * config/sparc/sparc.h (FRAME_POINTER_REQUIRED): Remove macro.
1514 (CAN_ELIMINATE): Redefine.
1515 * config/sparc/sparc.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
1516 (sparc_frame_pointer_required): New function.
1517 (sparc_can_eliminate): New function.
1518 * config/sparc/sparc-protos.h (sparc_can_eliminate): Declare.
1520 * config/vax/vax.h (FRAME_POINTER_REQUIRED): Remove macro.
1521 * config/vax/vax.c (TARGET_FRAME_POINTER_REQUIRED): Define.
1523 * config/xtensa/xtensa.h (FRAME_POINTER_REQUIRED): Remove macro.
1524 * config/xtensa/xtensa.c (TARGET_FRAME_POINTER_REQUIRED): Define.
1525 (xtensa_frame_pointer_required): Make as static, change return type
1527 * config/xtensa/xtensa-protos.h (xtensa_frame_pointer_required):
1530 2009-06-29 Olatunji Ruwase <tjruwase@google.com>
1532 * doc/plugins.texi: Document PLUGIN_START_UNIT.
1533 * toplev.c (compile_file): Call PLUGIN_START_UNIT.
1534 * gcc-plugin.h (PLUGIN_START_UNIT): Added new event.
1535 * plugin.c (plugin_event_name): Added PLUGIN_START_UNIT.
1536 (register_callback): Handle PLUGIN_START_UNIT.
1537 (invoke_plugin_callbacks): Handle PLUGIN_START_UNIT.
1539 2009-06-29 Eric Botcazou <ebotcazou@adacore.com>
1541 * tree.c (process_call_operands): Propagate TREE_READONLY from the
1543 (PROCESS_ARG): Do not clear TREE_READONLY if CONSTANT_CLASS_P.
1544 (build3_stat): Propagate TREE_READONLY for COND_EXPR.
1546 2009-06-29 Daniel Jacobowitz <dan@codesourcery.com>
1548 * config/arm/arm.h (REGISTER_MOVE_COST): Increase VFP register
1551 2009-06-29 Uros Bizjak <ubizjak@gmail.com>
1553 * doc/extend.texi (Additional Floating Types): __float128 is also
1554 supported on i386 targets.
1556 2009-06-29 Richard Guenther <rguenther@suse.de>
1559 * tree-ssa-alias.h (struct pt_solution): Add vars_contains_restrict
1561 (pt_solutions_same_restrict_base): Declare.
1562 * tree-ssa-structalias.c (struct variable_info): Add is_restrict_var
1564 (new_var_info): Initialize is_global_var properly for SSA_NAMEs.
1565 (make_constraint_from, make_copy_constraint): Move earlier.
1566 (make_constraint_from_heapvar): New function.
1567 (make_constraint_from_restrict): Likewise.
1568 (handle_lhs_call): Use it.
1569 (find_func_aliases): Use it to track conversions to restrict
1571 (struct fieldoff): Add only_restrict_pointers flag.
1572 (push_fields_onto_fieldstack): Initialize it.
1573 (create_variable_info_for): Track global restrict qualified pointers.
1574 (intra_create_variable_infos): Use make_constraint_from_heapvar.
1575 Track restrict qualified pointer arguments.
1576 (set_uids_in_ptset): Use varinfo is_global_var flag.
1577 (find_what_var_points_to): Set the vars_contains_restrict flag.
1578 Always create the points-to solution for sets including restrict tags.
1579 (pt_solutions_same_restrict_base): New function.
1580 * tree-ssa-alias.c (ptr_derefs_may_alias_p): For two restrict
1581 qualified pointers use pt_solutions_same_restrict_base as
1582 additional source for disambiguation.
1584 2009-06-29 Richard Guenther <rguenther@suse.de>
1587 * alias.c (find_base_decl): Remove.
1588 (get_deref_alias_set_1): Remove restrict handling.
1589 * c-common.c (c_apply_type_quals_to_decl): Do not set
1590 DECL_POINTER_ALIAS_SET.
1591 * gimplify.c (find_single_pointer_decl_1): Remove.
1592 (find_single_pointer_decl): Likewise.
1593 (internal_get_tmp_var): Remove restrict handling.
1594 (gimple_regimplify_operands): Likewise.
1595 * omp-low.c (expand_omp_atomic_pipeline): Do not set
1596 DECL_POINTER_ALIAS_SET. Use ref-all pointers.
1597 * print-tree.c (print_node): Do not print DECL_POINTER_ALIAS_SET.
1598 * tree.c (restrict_base_for_decl): Remove.
1599 (init_ttree): Do not allocate it.
1600 (make_node_stat): Do not set DECL_POINTER_ALIAS_SET. Set
1601 LABEL_DECL_UID for label decls.
1602 (copy_node_stat): Do not copy restrict information.
1603 (decl_restrict_base_lookup): Remove.
1604 (decl_restrict_base_insert): Likewise.
1605 (print_restrict_base_statistics): Likewise.
1606 (dump_tree_statistics): Do not call print_restrict_base_statistics.
1607 * tree.h (DECL_POINTER_ALIAS_SET): Remove.
1608 (DECL_POINTER_ALIAS_SET_KNOWN_P): Likewise.
1609 (struct tree_decl_common): Rename pointer_alias_set to label_decl_uid.
1610 (LABEL_DECL_UID): Adjust.
1611 (DECL_BASED_ON_RESTRICT_P): Remove.
1612 (DECL_GET_RESTRICT_BASE): Likewise.
1613 (SET_DECL_RESTRICT_BASE): Likewise.
1614 (struct tree_decl_with_vis): Remove based_on_restrict_p flag.
1616 * config/i386/i386.c (ix86_gimplify_va_arg): Use ref-all pointers
1617 instead of DECL_POINTER_ALIAS_SET.
1618 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
1619 * config/s390/s390.c (s390_gimplify_va_arg): Likewise.
1620 * config/spu/spu.c (spu_gimplify_va_arg_expr): Likewise.
1622 2009-06-29 Richard Guenther <rguenther@suse.de>
1624 PR tree-optimization/40579
1625 * tree-vrp.c (vrp_evaluate_conditional): Bail out early if
1626 the IL to simplify has constants that overflowed.
1628 2009-06-28 Uros Bizjak <ubizjak@gmail.com>
1630 PR tree-optimization/40550
1631 * tree-vect-generic.c (expand_vector_operations_1): Compute in
1632 vector_compute_type only when the size of vector_compute_type is
1633 less than the size of type.
1635 2009-06-28 Eric Botcazou <ebotcazou@adacore.com>
1637 * fold-const.c (contains_label_1): Fix comments.
1638 (contains_label_p): Do not walk trees multiple time.
1640 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
1642 * config/i386/i386.h (enum ix86_fpcmp_strategy): New.
1643 * config/i386/i386.md (cbranchxf4, cstorexf4, cbranch<MODEF>4,
1644 cstore<MODEF>4, mov<X87MODEF>cc): Change predicate to
1645 ix86_fp_comparison_operator.
1646 (*fp_jcc_1_mixed, *fp_jcc_1_sse, *fp_jcc_1_387, *fp_jcc_2_mixed,
1647 *fp_jcc_2_sse, *fp_jcc_2_387): Delete
1648 (*fp_jcc_3_387, *fp_jcc_4_387, *fp_jcc_5_387, *fp_jcc_6_387,
1649 *fp_jcc_7_387, *fp_jcc_8<MODEF>_387): Eliminate call to
1650 !ix86_use_fcomi_compare, change ix86_fp_jump_nontrivial_p call
1651 to !TARGET_CMOVE, change predicate to ix86_fp_comparison_operator.
1652 (related splits): Change predicate to ix86_fp_comparison_operator.
1653 * config/i386/predicates.md: Use ix86_trivial_fp_comparison_operator
1654 instead of ix86_fp_comparison_codes.
1655 (ix86_trivial_fp_comparison_operator,
1656 ix86_fp_comparison_operator): New.
1657 * config/i386/i386-protos.h (ix86_fp_comparison_strategy): New.
1658 (ix86_expand_compare): Eliminate last two parameters.
1659 (ix86_fp_jump_nontrivial_p): Kill.
1660 * config/i386/i386.c (put_condition_code): Eliminate call to
1661 ix86_fp_comparison_codes and subsequent assertion.
1662 (ix86_fp_comparison_codes): Eliminate.
1663 (ix86_fp_swap_condition): New.
1664 (ix86_fp_comparison_arithmetics_cost, ix86_fp_comparison_fcomi_cost,
1665 ix86_fp_comparison_sahf_cost, ix86_use_fcomi_compare): Consolidate
1666 into ix86_fp_comparison_cost and ix86_fp_comparison_strategy.
1667 (ix86_prepare_fp_compare_args): Use ix86_fp_comparison_strategy
1668 and ix86_fp_swap_condition.
1669 (ix86_expand_fp_compare): Eliminate code for second jump/bypass jump.
1670 Use ix86_fp_comparison_strategy.
1671 (ix86_expand_compare): Likewise. Eliminate last two arguments.
1672 (ix86_fp_jump_nontrivial_p): Eliminate.
1673 (ix86_expand_branch): Treat SFmode/DFmode/XFmode as simple. Adjust
1674 call to ix86_expand_compare.
1675 (ix86_split_fp_branch, ix86_expand_setcc,
1676 ix86_expand_carry_flag_compare, ix86_expand_int_movcc,
1677 ix86_expand_fp_movcc): Eliminate code for second jump/bypass jump.
1679 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
1681 * config/arm/arm.c (arm_final_prescan_ins): Eliminate code
1682 related to jump_clobbers.
1683 * config/arm/arm.md (conds): Remove jump_clob case.
1684 (addsi3_cbranch, addsi3_cbranch_scratch, subsi3_cbranch, two
1685 splits): Change comparison_operator to arm_comparison_operator.
1686 (*arm_buneq, *arm_bltgt, *arm_buneq_reversed, *arm_bltgt_reversed):
1689 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
1691 * dojump.c (do_compare_rtx_and_jump): Try swapping the
1692 condition for floating point modes.
1693 * expmed.c (emit_store_flag_1): Move here a bigger part
1695 (emit_store_flag): Try swapping the condition for floating point
1697 * optabs.c (emit_cmp_and_jump_insns): Cope with constant op0 better.
1699 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
1701 * expr.c (expand_expr_real_1): Just use do_store_flag.
1702 (do_store_flag): Drop support for TRUTH_NOT_EXPR. Use
1703 emit_store_flag_force.
1704 * expmed.c (emit_store_flag_force): Copy here trick
1705 previously in expand_expr_real_1. Try reversing the comparison.
1706 (emit_store_flag_1): Work if target is NULL.
1707 (emit_store_flag): Work if target is NULL, using the result mode
1708 from the comparison. Use split_comparison, restructure final part
1709 to simplify conditionals.
1711 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
1713 * builtins.c (expand_errno_check): Use do_compare_rtx_and_jump.
1714 * dojump.c (do_jump): Change handling of floating-point
1715 ops to use just do_compare_and_jump.
1716 (split_comparison): New.
1717 (do_compare_rtx_and_jump): Add here logic coming previously
1718 in do_jump, using split_comparison.
1720 2009-06-27 H.J. Lu <hongjiu.lu@intel.com>
1723 * config/ia64/ia64.c (ia64_reorg): Check NULL insn.
1725 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
1727 * tree-ssa-alias.c: Fix unintentional commit.
1729 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
1731 * passes.c (execute_one_pass): Fix unintentional commit.
1733 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
1735 * df-problems.c (df_set_seen, df_unset_seen): Delete.
1736 (df_rd_local_compute, df_md_local_compute): Inline them.
1738 (df_md_scratch): New.
1739 (df_md_alloc, df_md_free): Allocate/free it.
1740 (df_md_local_compute): Only include live registers in init.
1741 (df_md_transfer_function): Prune the in-set computed by
1742 the confluence function, and the gen-set too.
1744 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
1746 PR rtl-optimization/26854
1747 * timevar.def: Remove TV_DF_RU, add TV_DF_MD.
1748 * df-problems.c (df_rd_add_problem): Fix comment.
1749 (df_md_set_bb_info, df_md_free_bb_info, df_md_alloc,
1750 df_md_simulate_artificial_defs_at_top,
1751 df_md_simulate_one_insn, df_md_bb_local_compute_process_def,
1752 df_md_bb_local_compute, df_md_local_compute, df_md_reset,
1753 df_md_transfer_function, df_md_init, df_md_confluence_0,
1754 df_md_confluence_n, df_md_free, df_md_top_dump, df_md_bottom_dump,
1755 problem_MD, df_md_add_problem): New.
1756 * df.h (DF_MD, DF_MD_BB_INFO, struct df_md_bb_info, df_md,
1757 df_md_get_bb_info): New.
1758 (DF_LAST_PROBLEM_PLUS1): Adjust.
1760 * Makefile.in (fwprop.o): Include domwalk.h.
1761 * fwprop.c: Include domwalk.h.
1762 (reg_defs, reg_defs_stack): New.
1763 (bitmap_only_bit_between): Remove.
1764 (process_defs): New.
1765 (process_uses): Use reg_defs and local_md instead of
1766 bitmap_only_bit_between and local_rd.
1767 (single_def_use_enter_block): New, from build_single_def_use_links.
1768 (single_def_use_leave_block): New.
1769 (build_single_def_use_links): Remove code moved to
1770 single_def_use_enter_block, invoke domwalk.
1771 (use_killed_between): Adjust comment.
1773 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
1775 * bitmap.h (bitmap_ior_and_into): New.
1776 * bitmap.c (bitmap_ior_and_into): New.
1778 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
1780 * domwalk.h (struct dom_walk_data): Remove all callbacks except
1781 before_dom_children_before_stmts and after_dom_children_after_stmts.
1782 Rename the two remaining callbacks to just before_dom_children and
1783 after_dom_children. Remove other GIMPLE statement walking bits.
1784 * domwalk.c (walk_dominator_tree): Remove now unsupported features.
1785 * graphite.c: Do not include domwalk.h.
1786 * tree-into-ssa.c (interesting_blocks): New global.
1787 (struct mark_def_sites_global_data): Remove it and names_to_rename.
1788 (mark_def_sites, rewrite_stmt, rewrite_add_phi_arguments,
1789 rewrite_update_stmt, rewrite_update_phi_arguments): Simplify
1790 now that they're not domwalk callbacks.
1791 (rewrite_initialize_block): Rename to...
1792 (rewrite_enter_block): ... this, place after called functions. Test
1793 interesting_blocks, call rewrite_stmt and rewrite_add_phi_arguments.
1794 (rewrite_finalize_block): Rename to...
1795 (rewrite_leave_block): ... this, place after called functions.
1796 (rewrite_update_init_block): Rename to...
1797 (rewrite_update_enter_block): ... this, place after called functions.
1798 Test interesting_blocks, call rewrite_update_stmt and
1799 rewrite_update_phi_arguments.
1800 (rewrite_update_fini_block): Rename to...
1801 (rewrite_leave_block): ... this, place after called functions.
1802 (rewrite_blocks): Remove last argument, simplify initialization of
1804 (mark_def_sites_initialize_block): Rename to...
1805 (mark_def_sites_block): ... this, call mark_def_sites.
1806 (mark_def_sites_blocks): Remove argument, simplify initialization of
1808 (rewrite_into_ssa): Adjust for interesting_blocks_being a global.
1809 (update_ssa): Likewise.
1810 * tree-ssa-dom.c (optimize_stmt): Simplify now that it's not a domwalk
1812 (tree_ssa_dominator_optimize): Simplify initialization of walk_data.
1813 (dom_opt_initialize_block): Rename to...
1814 (dom_opt_enter_block): ... this, place after called functions. Walk
1815 statements here, inline propagate_to_outgoing_edges.
1816 (dom_opt_finalize_block): Rename to...
1817 (dom_opt_leave_block): ... this, place after called functions.
1818 * tree-ssa-dse.c (dse_optimize_stmt): Simplify now that it's not a
1820 (dse_enter_block, dse_record_phi): New.
1821 (dse_record_phis): Delete.
1822 (dse_finalize_block): Rename to...
1823 (dse_leave_block): ... this.
1824 (tree_ssa_dse): Simplify initialization of walk_data.
1825 * tree-ssa-loop-im.c (determine_invariantness, move_computations):
1826 Adjust initialization of walk_data.
1827 * tree-ssa-loop-unswitch.c: Do not include domwalk.h.
1828 * tree-ssa-loop-phiopt.c (get_non_trapping):
1829 Adjust initialization of walk_data.
1830 * tree-ssa-loop-threadedge.c: Do not include domwalk.h.
1831 * tree-ssa-uncprop.c (uncprop_into_successor_phis): Simplify now that
1832 it's not a domwalk callback.
1833 (uncprop_initialize_block): Rename to...
1834 (dse_enter_block): ... this, call uncprop_into_successor_phis.
1835 (dse_finalize_block): Rename to...
1836 (dse_leave_block): ... this.
1837 (tree_ssa_uncprop): Simplify initialization of walk_data.
1838 * Makefile.in: Adjust dependencies.
1840 2009-06-27 Richard Earnshaw <rearnsha@arm.com>
1842 * arm.md (casesi): Fix test for Thumb1.
1843 (thumb1_casesi_internal_pic): Likewise.
1844 (thumb1_casesi_dispatch): Likewise.
1846 2009-06-26 Daniel Gutson <dgutson@codesourcery.com>
1848 * config/arm/arm-cores.def: Added core cortex-m0.
1849 * config/arm/arm-tune.md: Regenerated.
1850 * doc/invoke.texi: Added entry for cpu ARM Cortex-M0.
1852 2009-06-26 DJ Delorie <dj@redhat.com>
1854 * config/mep/mep.opt (mfar): Remove -mfar as it doesn't do anything.
1856 * config/mep/mep.c (mep_bundle_insns): Account for the fact that
1857 the scheduler doesn't tag jump insns.
1859 2009-06-26 H.J. Lu <hongjiu.lu@intel.com>
1861 * c-decl.c (merge_decls): Re-indent.
1863 2009-06-26 Janis Johnson <janis187@us.ibm.com>
1866 * tree.c (real_zerop, real_onep, real_twop, real_minus_onep):
1867 Special-case decimal float constants.
1869 2009-06-26 Richard Henderson <rth@redhat.com>
1871 * function.h (struct function): Add cannot_be_copied_reason,
1872 and cannot_be_copied_set.
1873 * tree-inline.c (has_label_address_in_static_1): Rename from
1874 inline_forbidden_p_2; don't set inline_forbidden_reason here.
1875 (cannot_copy_type_1): Rename from inline_forbidden_p_op; likewise
1876 don't set inline_forbidden_reason.
1877 (copy_forbidden): New function, split out of inline_forbidden_p.
1878 (inline_forbidden_p_stmt): Don't check for nonlocal labels here.
1879 (inline_forbidden_p): Use copy_forbidden.
1880 (tree_versionable_function_p): Likewise.
1881 (inlinable_function_p): Merge into tree_inlinable_function_p.
1882 (tree_function_versioning): Remap cfun->nonlocal_goto_save_area.
1883 * ipa-cp.c (ipcp_versionable_function_p): New function.
1884 (ipcp_cloning_candidate_p): Use it.
1885 (ipcp_node_modifiable_p): Likewise.
1887 2009-06-26 Olatunji Ruwase <tjruwase@google.com>
1889 * builtins.c (expand_builtin_alloca): Handle builtin alloca
1890 that is marked not to be inlined. Remove flag_mudflap use.
1891 * tree-mudflap.c: Rename mf_xform_derefs to mf_xfrom_statements.
1892 (mf_xform_statements): Mark builtin alloca calls as un-inlineable.
1894 2009-06-26 Steve Ellcey <sje@cup.hp.com>
1897 * config/pa/t-pa-hpux10 (TARGET_LIBGCC2_CFLAGS): Add -frandom-seed.
1898 * config/pa/t-pa-hpux11 (TARGET_LIBGCC2_CFLAGS): Ditto.
1900 2009-06-26 Kai Tietz <kai.tietz@onevision.com>
1902 * config/i386/mingw-tls.c (__mingwthr_key_dtor): Remove for none
1904 (__mingwthr_remove_key_dtor): Likewise.
1906 2009-06-26 Richard Guenther <rguenther@suse.de>
1908 * tree-ssa-structalias.c (do_ds_constraint): Simplify escape handling.
1910 2009-06-26 Steven Bosscher <steven@gcc.gnu.org>
1913 * ifcvt.c (dead_or_predicable): If predicating MERGE_BB fails,
1914 try the non-cond_exec path also.
1916 2009-06-25 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1919 * pa.c (branch_to_delay_slot_p, branch_needs_nop_p): New functions.
1920 (output_cbranch): Use new functions.
1921 (output_lbranch, output_bb, output_bvb, output_dbra, output_movb):
1924 2009-06-25 Michael Meissner <meissner@linux.vnet.ibm.com>
1925 Pat Haugen <pthaugen@us.ibm.com>
1926 Revital Eres <ERES@il.ibm.com>
1928 * config/rs6000/rs6000.c (print_operand): Correct lossage message
1929 for %c error. Add %x support to print VSX registers as a unified
1930 register set, instead of separate float and altivec registers.
1931 Switch to use VECTOR_MEM_ALTIVEC_P instead of TARGET_ALTIVEC for
1932 %y case, and add support for VSX pre-modify addresses.
1933 (output_toc): Add assert for CONST containing an integer constant
1935 (rs6000_adjust_cost): Add POWER7 support.
1936 (insn_must_be_first_in_group): Ditto.
1937 (insn_must_be_last_in_group): Ditto.
1938 (rs6000_emit_popcount): Ditto.
1939 (rs6000_vector_mode_supported_p): Ditto.
1941 * config/rs6000/rs6000-protos.h (rs6000_secondary_reload_class):
1942 Change some of the functions called by macros to being called
1943 through a pointer, so debug functions can be inserted if
1944 -mdebug=addr or -mdebug=cost.
1945 (rs6000_preferred_reload_class_ptr): Ditto.
1946 (rs6000_secondary_reload_class_ptr): Ditto.
1947 (rs6000_secondary_memory_needed_ptr): Ditto.
1948 (rs6000_cannot_change_mode_class_ptr): Ditto.
1949 (rs6000_secondary_reload_inner): Ditto.
1950 (rs6000_legitimize_reload_address): Ditto.
1951 (rs6000_legitimize_reload_address_ptr): Ditto.
1952 (rs6000_mode_dependent_address): Ditto.
1953 (rs6000_mode_dependent_address_ptr): Ditto.
1955 * config/rs6000/rs6000.c (reg_offset_addressing_ok_p): New
1956 function to return true if the mode allows reg + integer
1958 (virtual_stack_registers_memory_p): New function to return true if
1959 the address refers to a virtual stack register.
1960 (rs6000_legitimate_offset_address_p): Move code to say whether a
1961 mode supports reg+int addressing to reg_offset_addressing_ok_p and
1963 (rs6000_legitimate_address_p): Add checks for modes that only can
1964 do reg+reg addressing. Start adding VSX support.
1965 (rs6000_legitimize_reload_address): Ditto.
1966 (rs6000_legitimize_address): Ditto.
1967 (rs6000_debug_legitimate_address_p): New debug functions for
1968 -mdebug=addr and -mdebug=cost.
1969 (rs6000_debug_rtx_costs): Ditto.
1970 (rs6000_debug_address_costs): Ditto.
1971 (rs6000_debug_adjust_cost): Ditto.
1972 (rs6000_debug_legitimize_address): Ditto.
1973 (rs6000_legitimize_reload_address_ptr): Point to call normal
1974 function or debug function. Make functions called via pointer
1976 (rs6000_mode_dependent_address_ptr): Ditto.
1977 (rs6000_secondary_reload_class_ptr): Ditto.
1978 (rs6000_hard_regno_mode_ok): Add preliminary VSX support.
1979 (rs6000_emit_move): Add -mdebug=addr support. Change an abort
1980 into a friendlier error.
1981 (rs6000_init_builtins): Add initial VSX support.
1982 (rs6000_adjust_cost): Fix some spacing issues.
1984 * config/rs6000/rs6000.h (enum reg_class): Add VSX_REGS.
1985 (REG_CLASS_NAMES): Ditto.
1986 (REG_CLASS_CONTENTS): Ditto.
1987 (PREFERRED_RELOAD_CLASS): Move from a macro to calling through a
1988 pointer, to add -mdebug=addr support.
1989 (CANNOT_CHANGE_MODE_CLASS): Ditto.
1990 (SECONDARY_RELOAD_CLASS): Call through a pointer to add
1991 -mdebug=addr support.
1992 (LEGITIMIZE_RELOAD_ADDRESS): Ditto.
1993 (GO_IF_MODE_DEPENDENT_ADDRESS): Ditto.
1994 (enum rs6000_builtins): Add RS6000_BUILTIN_BSWAP_HI.
1996 * config/rs6000/rs6000.md (bswaphi*): Add support for swapping
1998 (bswapsi*): Set attribute types for load/store. Add combiner
1999 patterns to eliminate zero extend on 64-bit.
2000 (bswapdi*): Add support for swapping 64-bit values. Use ldbrx and
2001 stdbrx if the hardware supports those instructions.
2003 2009-06-25 Ian Lance Taylor <iant@google.com>
2005 * doc/invoke.texi (Option Summary): Mention -static-libstdc++.
2006 (Link Options): Document -static-libstdc++.
2008 2009-06-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
2011 * config/rs6000/rs6000.c (LOCAL_ALIGNMENT): Redefine to just use
2012 DATA_ALIGNMENT instead.
2014 2009-06-25 Richard Guenther <rguenther@suse.de>
2016 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Disambiguate
2017 indirect references against the callused/escaped solutions.
2018 (call_may_clobber_ref_p_1): Likewise.
2020 2009-06-25 Martin Jambor <mjambor@suse.cz>
2022 PR tree-optimization/40493
2023 * tree-sra.c (sra_modify_expr): Correct BIT_FIELD_REF argument numbers.
2024 (enum unscalarized_data_handling): New type.
2025 (handle_unscalarized_data_in_subtree): Return what has been done.
2026 (load_assign_lhs_subreplacements): Handle left flushes differently.
2027 (sra_modify_assign): Use unscalarized_data_handling, simplified
2028 condition determining whether to remove the statement.
2030 2009-06-25 Basile Starynkevitch <basile@starynkevitch.net>
2032 * doc/plugins.texi (Building GCC plugins): Correct typo in Makefile
2033 excerpt - @ should be doubled for texinfo.
2035 2009-06-24 Ian Lance Taylor <iant@google.com>
2037 * config/arc/arc.c: Include "df.h".
2038 (arc_attribute_table): Make static. Move higher in file.
2039 (arc_address_cost): Call SMALL_INT on INTVAL, not rtx.
2040 (output_shift): Initialize n later to avoid warning.
2041 * config/arm/arm.c (arm_attribute_table): Make static. Move
2043 * config/avr/avr.c (avr_attribute_table): Make static. Move
2045 (reg_class_tab): Change array type from int to enum reg_class.
2046 (avr_jump_mode): Change GET_MODE to GET_CODE when checking for
2048 (out_tsthi, ashlhi3_out): Don't use AS2 with "or" or "and".
2049 (lshrhi3_out): Likewise.
2050 (class_likely_spilled_p): Change return type to bool.
2051 (avr_rtx_costs): Use local code variable with enum type.
2052 * config/avr/avr.md (movmemhi): Use add_reg_note.
2053 (andhi3, andsi3): Don't use AS2 with "and".
2054 (iorhi3, iorsi3): Don't use AS2 with "or".
2055 * config/avr/avr-protos.h (class_likely_spilled_p): Update declaration.
2056 * config/crx/crx.c: Include "df.h".
2057 (crx_attribute_table): Make static.
2058 * config/m32r/m32r.c: Include "df.h".
2059 (m32r_attribute_table): Make static. Move higher in file.
2060 (pop): Use add_reg_note.
2061 (block_move_call): Change 0 to LCT_NORMAL in function call.
2062 * config/m32r/m32r.md (movsi_insn): Remove unused local value.
2063 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Likewise.
2064 * config/m32r/m32r-protos.h (m32r_compute_function_type): Always
2065 declare, not just when TREE_CODE is defined.
2066 * config/m68hc11/m68hc11.c: Include "expr.h".
2067 (m68hc11_attribute_table): Make static. Move higher in file.
2068 (m68hc11_small_indexed_indirect_p): Change 0 to VOIDmode in
2070 (m68hc11_register_indirect_p): Likewise.
2071 (m68hc11_function_arg_padding): Change return type to enum
2073 (emit_move_after_reload): Use add_reg_note.
2074 (m68hc11_emit_logical): Change code parameter to enum rtx_code.
2075 (m68hc11_split_logical): Likewise.
2076 (m68hc11_rtx_costs): Add local code_and outer_code variables with
2078 * config/m68hc11/predicates.md (reg_or_some_mem_operand): Change 0
2079 to VOIDmode in function call.
2080 * config/m68hc11/m68hc11-protos.h: Don't check TREE_CODE to see if
2082 (m68hc11_split_logical): Update declaration.
2083 (m68hc11_function_arg_padding): Update declaration.
2084 * config/mcore/mcore.c (regno_reg_class): Change form array of int
2085 to array of enum reg_class.
2086 (mcore_attribute_table): Make static. Move higher in file.
2087 (mcore_rtx_costs): Add cast to enum type.
2088 * config/mcore/mcore.h (regno_reg_class): Update declaration.
2089 (GO_IF_LEGITIMATE_INDEX): Add cast to avoid warning.
2090 * config/sh/sh.c (sh_attribute_table): Make static. Move higher
2092 * config/sh/predicates.md (trapping_target_operand): Rename and to
2094 * config/sparc/sparc.c (sparc_attribute_table): Make static. Move
2096 * config/spu/spu.c (spu_attribute_table): Make static. Move
2098 * config/v850/v850.c (v850_attribute_table): Make static. Move
2100 (v850_rtx_costs): Use local code with enum type.
2101 (expand_epilogue): Add cast.
2102 * config/v850/v850-c.c (ghs_pragma_section): Initialize repeat.
2104 2009-06-23 Takashi YOSHII <yoshii.takashi@renesas.com>
2107 * doc/invoke.texi (SH Options): Document -m2a, -m2a-single,
2108 -m2a-single-only and -m2a-nofpu.
2109 * config/sh/sh.opt: Document m2a generates FPU code.
2111 2009-06-24 Anatoly Sokolov <aesok@post.ru>
2113 * defaults.h (CAN_ELIMINATE): Provide default.
2114 * doc/tm.texi (CAN_ELIMINATE): Revise documentation.
2115 * config/alpha/alpha.h (CAN_ELIMINATE): Delete.
2116 * config/m32c/m32c.h (CAN_ELIMINATE): Delete.
2117 * config/spu/spu.h (CAN_ELIMINATE): Delete.
2118 * config/xtensa/xtensa.h (CAN_ELIMINATE): Delete.
2119 * config/moxie/moxie.h (CAN_ELIMINATE): Delete.
2120 * config/cris/cris.h (CAN_ELIMINATE): Delete.
2121 * config/mn10300/mn10300.h (CAN_ELIMINATE): Delete.
2122 * config/pa/pa64-linux.h (CAN_ELIMINATE): Delete.
2123 * config/mmix/mmix.h (CAN_ELIMINATE): Delete.
2125 2009-06-24 DJ Delorie <dj@redhat.com>
2127 * mep-ext-cop.cpu: Fix copyright notice.
2128 * mep-default: Fix copyright notice.
2129 * mep-core: Fix copyright notice.
2130 * mep: Fix copyright notice.
2131 * mep-ivc2: Fix copyright notice.
2132 * mep-c5: Fix copyright notice.
2134 2009-06-24 Denis Chertykov <chertykov@gmail.com>
2136 * doc/contrib.texi (Contributors):
2138 2009-06-24 Andreas Krebbel <krebbel1@de.ibm.com>
2141 * tree-ssa-math-opts.c (execute_optimize_bswap): Convert the bswap
2142 src and dst operands if necessary.
2144 2009-06-23 DJ Delorie <dj@redhat.com>
2147 * config.gcc: Add mep support.
2148 * recog.c: Resurrect validate_replace_rtx_subexp().
2149 * recog.h: Likewise.
2150 * config/mep/: Add new port:
2151 * config/mep/constraints.md: New file.
2152 * config/mep/default.h: New file.
2153 * config/mep/intrinsics.h: New file.
2154 * config/mep/intrinsics.md: New file.
2155 * config/mep/ivc2-template.h: New file.
2156 * config/mep/mep-c5.cpu: New file.
2157 * config/mep/mep-core.cpu: New file.
2158 * config/mep/mep-default.cpu: New file.
2159 * config/mep/mep-ext-cop.cpu: New file.
2160 * config/mep/mep-intrin.h: New file.
2161 * config/mep/mep-ivc2.cpu: New file.
2162 * config/mep/mep-lib1.asm: New file.
2163 * config/mep/mep-lib2.c: New file.
2164 * config/mep/mep-pragma.c: New file.
2165 * config/mep/mep-protos.h: New file.
2166 * config/mep/mep-tramp.c: New file.
2167 * config/mep/mep.c: New file.
2168 * config/mep/mep.cpu: New file.
2169 * config/mep/mep.h: New file.
2170 * config/mep/mep.md: New file.
2171 * config/mep/mep.opt: New file.
2172 * config/mep/predicates.md: New file.
2173 * config/mep/t-mep: New file.
2175 2009-06-23 Ian Lance Taylor <iant@google.com>
2177 * configure.ac: Invoke AC_PROG_CXX. Separate C specific warnings
2178 from loose_warn into c_loose_warn and from strict_warn into
2179 c_strict_warn. Set and substitute warn_cxxflags. Check for
2180 --enable-build-with-cxx. Set and substitute
2181 ENABLE_BUILD_WITH_CXX. Set and substitute HOST_LIBS.
2182 * Makefile.in (CXXFLAGS): New variable.
2183 (C_LOOSE_WARN, C_STRICT_WARN): New variables.
2184 (GCC_WARN_CFLAGS): Add $(C_LOOSE_WARN). Add $(C_STRICT_WARN) if
2185 the default is the same as $(STRICT_WARN).
2186 (GCC_WARN_CXXFLAGS, WARN_CXXFLAGS): New variables.
2187 (CXX): New variable.
2188 (COMPILER): New value if ENABLE_BUILD_WITH_CXX.
2189 (COMPILER_FLAGS, LINKER, LINKER_FLAGS): Likewise.
2190 (ALL_COMPILERFLAGS, ALL_LINKERFLAGS): Likewise.
2191 (HOST_LIBS): New variable.
2192 (GCC_CFLAGS): Add $(C_LOOSE_WARN).
2193 (ALL_CXXFLAGS): New variable.
2194 (LIBS, BACKENDLIBS): Add $(HOST_LIBS).
2195 * doc/install.texi (Configuration): Document
2196 --enable-build-with-cxx, --with-stage1-ldflags,
2197 --with-stage1-libs, --with-boot-ldflags, --with-boot-libs.
2198 * configure: Rebuild.
2200 2009-06-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2202 * config/arm/arm.c (arm_override_options): Fix braces and formatting
2203 from previous commit.
2205 2009-06-23 Ian Lance Taylor <iant@google.com>
2207 * Makefile.in ($(out_object_file)): Depend upon $(DF_H).
2209 2009-06-23 Ian Lance Taylor <iant@google.com>
2211 * reload.c (alternative_allows_const_pool_ref): Mark mem parameter
2212 with ATTRIBUTE_UNUSED.
2214 2009-06-23 Michael Meissner <meissner@linux.vnet.ibm.com>
2215 Pat Haugen <pthaugen@us.ibm.com>
2216 Revital Eres <eres@il.ibm.com>
2218 * config.in (HAVE_AS_POPCNTD): Add default definition.
2219 (HAVE_AS_LWSYNC): Ditto.
2221 * configure.ac (gcc_cv_as_powerpc_mfpgpr): Provide real binutils
2223 (gcc_cv_as_powerpc_cmpb): Ditto.
2224 (gcc_cv_as_powerpc_dfp): Ditto.
2225 (gcc_cv_as_powerpc_vsx): Ditto.
2226 (gcc_cv_as_powerpc_popcntd): Add feature test for assembler
2227 supporting the popcntd/lwsync instructions.
2228 (gcc_cv_as_powerpc_lwsync): Ditto.
2229 * configure: Regenerate.
2231 * config/rs6000/aix53.h (ASM_CPU_SPEC): Add support for
2232 -mcpu=native and -mcpu=power7.
2233 * config/rs6000/aix61.h (ASM_CPU_SPEC): Ditto.
2235 * config/rs6000/linux64.opt (-mprofile-kernel): Move switch to be
2236 a variable instead of a mask to reduce the number of mask bits.
2237 * config/rs6000/sysv4.opt (-mbit-align): Ditto.
2238 (-mbit-word): Ditto.
2239 (-mregnames): Ditto.
2240 * config/rs6000/rs6000.opt (-mupdate): Ditto.
2241 (-mfused-madd): Ditto.
2243 * config/rs6000/rs6000.opt (-mpopcntd): New switch for non-VSX ISA
2245 (-mvsx): New switch for VSX instructions.
2246 (-misel): Move from a variable to a mask to allow it to be set by
2249 * config/rs6000/rs6000-protos.h (rs6000_hard_regno_nregs): Change
2250 function declaration to an array declaration.
2251 (rs6000_hard_regno_nregs): New external array declaration.
2253 * config/rs6000/t-rs6000 (MD_INCLUDES): Define, add all of the .md
2254 files included by rs6000.md.
2256 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Use
2257 SET_PROFILE_KERNEL macro to reset the -mprofile-kernel switch.
2259 * config/rs6000/rs6000.c (rs6000_isel): Delete, -misel moved to be
2261 (rs6000_debug_reg): New -mdebug= variables.
2262 (rs6000_debug_addr): Ditto.
2263 (rs6000_debug_cost): Ditto.
2264 (rs6000_pmode): New variable to hold Pmode.
2265 (rs6000_pointer_size): New variable to hold POINTER_SIZE.
2266 (rs6000_class_max_nregs): New array to hold CLASS_MAX_NREGS
2267 calculated at compiler start.
2268 (rs6000_hard_regno_nregs): Change function to an array which holds
2269 HARD_REGNO_NREGS calculated at compiler start.
2270 (rs6000_explicit_options): Delete isel field.
2271 (rs6000_vector_unit): New array to hold which vector unit
2272 supports arithmetic options for a given type.
2273 (rs6000_vector_mem): New array to hold which vector unit supports
2274 memory reference operations for a given type.
2275 (rs6000_vector_align): New array to given the alignment of each
2277 (power7_cost): New basic costs for power7.
2278 (SET_PROFILE_KERNEL): New macro for resetting -mprofile-kernel.
2279 (rs6000_hard_regno_nregs_internal): New function, moved from
2280 HARD_REGNO_NREGS, to calculate the number of registers each hard
2281 register takes for each type.
2282 (rs6000_debug_reg_print): New function for -mdebug=reg support.
2283 (rs6000_debug_vector_unit): New array, map rs6000_vector to string.
2284 (+rs6000_init_hard_regno_mode_ok): New function, move calculation
2285 of HARD_REGNO_NREGS, CLASS_MAX_NREGS, REGNO_REG_CLASS, and vector
2286 unit information here so it is calculated once at compiler startup
2288 (rs6000_override_options): Make -misel a target mask. Add more
2289 power7 target masks. Setup Pmode and POINTER_SIZE. Add initial
2290 VSX support. Add support for -mdebug=reg, -mdebug=addr, and
2292 (POWERPC_MASKS): Add MASK_POPCNTD, MASK_VSX, and MASK_ISEL.
2293 (rs6000_handle_option): Move -misel from variable to target mask.
2294 (rs6000_builtin_mask_for_load): Add VSX support.
2295 (rs6000_conditional_register_usage): Ditto.
2296 (USE_ALTIVEC_FOR_ARG_P): Ditto.
2297 (function_arg_boundary): Ditto.
2298 (rs6000_expand_builtin): Ditto.
2299 (def_builtin): Make abort message a little friendlier.
2300 (rs6000_emit_int_cmove): Add support for 64-bit isel.
2302 * config/rs6000/rs6000.h (ASM_CPU_POWER7_SPEC): Depend on the
2303 assembler support the popcntd instruction instead of a vsx
2304 instruction to enable power7 support.
2305 (ASM_CPU_SPEC): Add support for -mcpu=native and -mcpu=power7.
2306 (EXTRA_SPECS): Add ASM_CPU_NATIVE_SPEC to allow passing the right
2307 option to the assembler if -mcpu=native.
2308 (ASM_CPU_NATIVE_SPEC): Ditto.
2309 (TARGET_POPCNTD): If assembler doesn't support popcntd, turn off
2311 (TARGET_LWSYNC_INSTRUCTION): Define whether it is safe to issue
2312 the lwsync instruction.
2313 (enum processor_type): Add PROCESSOR_POWER7.
2314 (rs6000_debug_reg): New -mdebug= options.
2315 (rs6000_debug_addr): Ditto.
2316 (rs6000_debug_cost): Ditto.
2317 (rs6000_isel): Delete.
2318 (enum rs6000_vector): New enum to say what vector unit we have.
2319 (VECTOR_UNIT_*): New macros to say which vector unit has
2320 arithmetic operations for a given type.
2321 (VECTOR_MEM_*): New macros to say which vector unit has memory
2322 operations for a given type.
2323 (TARGET_LDBRX): Whether the machine supports the ldbrx
2325 (TARGET_ISEL): Delete, -misel moved to be a mask.
2326 (TARGET_ISEL64): New macro for 64-bit isel support.
2327 (UNITS_PER_VSX_WORD): New macro.
2328 (POINTER_SIZE): Move to be an external variable, rather than
2329 calculating whether we are generating 32 ot 64-bit code.
2331 (STACK_BOUNDARY): Add VSX support.
2332 (LOCAL_ALIGNMENT): Ditto.
2333 (SLOW_UNALIGNED_ACCESS): Ditto.
2334 (VSX_REGNO_P): New macro for VSX support.
2335 (VFLOAT_REGNO_P): Ditto.
2336 (VINT_REGNO_P): Ditto.
2337 (VLOGICAL_REGNO_P): Ditto.
2338 (VSX_VECTOR_MODE): Ditto.
2339 (VSX_SCALAR_MODE): Ditto.
2341 (VSX_MOVE_MODE): Ditto.
2342 (VSX_REG_CLASS_P): Ditto.
2343 (HARD_REGNO_NREGS): Instead of calling a function, use an array
2345 (UNITS_PER_SIMD_WORD): Add VSX support.
2346 (MODES_TIEABLE_P): Ditto.
2347 (STARTING_FRAME_OFFSET): Ditto.
2348 (STACK_DYNAMIC_OFFSET): Ditto.
2349 (EPILOGUE_USES): Ditto.
2350 (REGNO_REG_CLASS): Move to array lookup.
2351 (CLASS_MAX_NREGS): Ditto.
2352 (rs6000_vector_reg_class): Add declaration.
2353 (ADDITIONAL_REGISTER_NAMES): Add VSX names for the registers that
2354 overlap with the floating point and Altivec registers.
2356 * config/rs6000/e500.h (CHECK_E500_OPTIONS): Disallow -mvsx.
2358 * config/rs6000/driver-rs6000.c (asm_names): New static array to
2359 give the appropriate asm switches if -mcpu=native.
2360 (host_detect_local_cpu): Add support for "asm".
2361 (host_detect_local_cpu): Follow GNU code guidelines for name.
2363 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Move
2364 -mbit-word to a variable instead of being a target mask.
2366 * config/rs6000/sync.md (lwsync): If the assembler supports it,
2367 emit the lwsync instruction instead of emitting the instruction as
2368 an integer constant.
2370 * config/rs6000/spe.md (spe_fixuns_truncdfsi2): Rename from
2371 fixuns_trundfsi2, move expander into rs6000.md.
2373 * config/rs6000/rs6000.md (cpu): Add power7.
2374 (sel, *ptrsize): New mode attributes for 32/64-bit isel.
2375 (logical predicate patterns): Change the single instruction
2376 primitives that set CR0 to be fast_compare instead of compare.
2378 (popcntwsi2): Add support for ISA 2.06 popcount instructions.
2379 (popcntddi2): Ditto.
2380 (popcount<mode>): Ditto.
2381 (floating multiply/add insns): Name the floating point
2383 (isel_signed_<mode>): Add support for -misel on 64-bit systems.
2384 (isel_unsigned_<mode>): Ditto.
2385 (fixuns_trundfsi2): Move expander here from spe.md.
2386 (smindi3): Define if we have -misel on 64-bit systems.
2391 2009-06-23 Anatoly Sokolov <aesok@post.ru>
2393 * config.gcc (avr-*-rtems*, avr-*-*): Set extra_gcc_objs and
2395 * config/avr/avr.c (avr_current_device): New variable.
2396 (avr_arch_types, avr_mcu_types): Move to avr-deveces.c.
2397 (avr_arch, mcu_type_s): Move to avr.h.
2398 * config/avr/avr.h (base_arch_s). Add reserved2, arch_name and
2399 default_data_section_start fields.
2400 (avr_arch): Moved from avr.c.
2401 (mcu_type_s): Moved from avr.c. Add short_sp, data_section_start and
2402 library_name fields.
2403 (avr_current_device, avr_mcu_types, avr_arch_types,
2404 avr_device_to_arch, avr_device_to_data_start,
2405 avr_device_to_startfiles, avr_device_to_devicelib): Declare.
2406 (EXTRA_SPEC_FUNCTIONS): Define.
2407 (LINK_SPEC): Remove device name to '-m ...' and '-Tdata ...' linker
2408 options mapping. Use device_to_arch and device_to_data_start insted.
2409 (STARTFILE_SPEC): Use device_to_startfile instead of crt_binutils.
2410 (CRT_BINUTILS_SPECS, EXTRA_SPECS): Remove.
2411 * config/avr/t-avr (driver-avr.o, avr-devices.o): New rules.
2412 * config/avr/driver-avr.c: New file.
2413 * config/avr/avr-devices.c: New file.
2415 2009-06-23 Jakub Jelinek <jakub@redhat.com>
2417 * var-tracking.c (unshare_variable): Force initialized to
2418 be VAR_INIT_STATUS_INITIALIZED unless flag_var_tracking_uninit.
2419 (set_variable_part): Likewise.
2420 (struct variable_union_info): Remove pos_src field.
2421 (vui_vec, vui_allocated): New variables.
2422 (variable_union): Pass VAR_INIT_STATUS_UNKNOWN to unshare_variable
2423 unconditionally. Avoid XCVECNEW/free for every sorting, for dst_l
2424 == 1 use a simpler sorting algorithm. Compute pos field right
2425 away, don't fill in pos_src. For dst_l == 2 avoid qsort.
2426 Avoid quadratic comparison if !flag_var_tracking_uninit.
2427 (variable_canonicalize): Pass VAR_INIT_STATUS_UNKNOWN to
2428 unshare_variable unconditionally.
2429 (dataflow_set_different_2): Removed.
2430 (dataflow_set_different): Don't traverse second hash table.
2431 (compute_bb_dataflow): Pass VAR_INIT_STATUS_UNINITIALIZED
2432 unconditionally to var_reg_set or var_mem_set.
2433 (emit_notes_in_bb): Likewise.
2434 (delete_variable_part): Pass VAR_INIT_STATUS_UNKNOWN to
2436 (emit_note_insn_var_location): Don't set initialized to
2437 VAR_INIT_STATUS_INITIALIZED early.
2438 (vt_finalize): Free vui_vec if needed, clear vui_vec and
2440 * rtl.c (rtx_equal_p): Don't implement on top of rtx_equal_p_cb.
2442 * tree-object-size.c (addr_object_size): Instead of checking
2443 for non-NULL TREE_CHAIN of the FIELD_DECL check that there
2444 are no FIELD_DECLs following it.
2446 2009-06-23 Andreas Krebbel <krebbel1@de.ibm.com>
2448 * tree-ssa-math-opts.c (find_bswap): Increase the search depth in
2449 order to match bswaps with signed source operands.
2451 2009-06-23 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
2453 * sdbout.c (sdbout_one_type): Fix braces in switch.
2455 2009-06-23 Richard Guenther <rguenther@suse.de>
2457 * tree-ssa-structalias.c (struct variable_info): Add is_global_var
2459 (var_anything, anything_tree, var_nothing, nothing_tree, var_readonly,
2460 readonly_tree, var_escaped, escaped_tree, var_nonlocal, nonlocal_tree,
2461 var_callused, callused_tree, var_storedanything, storedanything_tree,
2462 var_integer, integer_tree): Remove global variables.
2463 (new_var_info): Do not pass new id, append the new var to the
2464 global variable vector.
2465 (do_ds_constraint): Use is_global_var member of the variable-info.
2466 (new_scalar_tmp_constraint_exp): Adjust.
2467 (create_function_info_for): Likewise.
2468 (create_variable_info_for): Likewise.
2469 (find_what_var_points_to): Remove dead code.
2470 (init_base_vars): Simplify.
2471 (compute_points_to_sets): Adjust.
2473 2009-06-22 Adam Nemet <anemet@caviumnetworks.com>
2475 * combine.c (try_combine): Dump information about the insns we're
2478 2009-06-22 Adam Nemet <anemet@caviumnetworks.com>
2480 * combine.c (combine_simplify_rtx): Remove TRULY_NOOP_TRUNCATION
2481 check when calling force_to_mode on TRUNCATE's operand.
2483 2009-06-22 Ian Lance Taylor <iant@google.com>
2485 * config/rs6000/rs6000.opt: Move msched-epilog before msched-prolog.
2487 2009-06-22 Steven Bosscher <steven@gcc.gnu.org>
2489 * config/arm/arm.md (prologue_use): Set length of fake insn to 0.
2491 2009-06-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2493 * doc/invoke.texi (Link Options): -nodefaultlibs and -nostdlib
2494 override library linkage flags such as -static-libgcc or
2497 2009-06-22 Maxim Kuvyrkov <maxim@codesourcery.com>
2499 * config/m68k/m68k-devices.def: Add line for MCF5221x.
2501 2009-06-22 Ian Lance Taylor <iant@google.com>
2503 * config/linux.opt: Put mglibc ahead of muclibc.
2505 * c-decl.c (diagnose_mismatched_decls): Add -Wc++-compat warning
2506 for duplicate decls.
2508 2009-06-22 Matthias Klose <doko@ubuntu.com>
2510 * Makefile.in (install-plugin): Remove extra `/' after $(DESTDIR).
2512 2009-06-22 Steven Bosscher <steven@gcc.gnu.org>
2515 * c-parser.c (c_parser_objc_message_args): Return error_mark_node
2516 instead of NULL if a parser error occurs.
2518 2009-06-22 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
2520 * dwarf2out.c (dwarf2_debug_hooks): Initialize
2521 non-DWARF2_DEBUGGING_INFO version.
2523 2009-06-22 Kai Tietz <kai.tietz@onevision.com>
2525 * config.gcc (i[34567]86-*-mingw*, x86_64-*-mingw*): Add
2526 i386/t-fprules-softfp and soft-fp/t-softfp to tmake_file.
2528 * config/i386/mingw32.h (LIBGCC2_HAS_TF_MODE): Define.
2529 (LIBGCC2_TF_CEXT): Define.
2532 2009-06-22 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2535 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Fix definition.
2537 2009-06-22 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2539 * config/arm/arm.c (arm_override_options): Disable
2540 -mcaller-super-interworking and -mcallee-super-interworking.
2541 * doc/invoke.texi (ARM Options): Document this.
2543 2009-06-22 Nathan Sidwell <nathan@codesourcery.com>
2545 * config/arm/arm.c (arm_print_operand): Deal with HIGH.
2546 * config/arm/constraints.md (j): New constraint for movw operands.
2547 (N): Remove thumb2 meaning.
2548 * config/arm/arm.md (*arm_movw): Delete.
2549 (*arm_movsi_insn): Use j constraint for movw instead of N constraint.
2550 * config/arm/vfp.md (*arm_movsi_vfp, *thumb2_movsi_vfp): Likewise.
2551 * config/arm/thumb2.md (*thumb2_movsi_insn): Likewise.
2553 2009-06-22 Martin Jambor <mjambor@suse.cz>
2555 PR tree-optimization/40492
2556 * tree-sra.c (sra_modify_assign): Pass zero offsets to
2557 build_ref_for_offset.
2559 2009-06-22 Shujing Zhao <pearly.zhao@oracle.com>
2561 * alias.c: Use REG_P, MEM_P, CONST_INT_P, LABEL_P, CALL_P, NOTE_P and
2562 JUMP_TABLE_DATA_P predicates where applicable.
2563 * auto-inc-dec.c: Ditto.
2564 * builtins.c: Ditto.
2565 * caller-save.c: Ditto.
2567 * cfgcleanup.c: Ditto.
2568 * cfglayout.c: Ditto.
2571 * combine-stack-adj.c: Ditto.
2577 * dwarf2asm.c: Ditto.
2578 * dwarf2out.c: Ditto.
2579 * emit-rtl.c: Ditto.
2585 * function.c: Ditto.
2588 * genpreds.c: Ditto.
2589 * genrecog.c: Ditto.
2591 * ira-costs.c: Ditto.
2592 * ira-lives.c: Ditto.
2595 * lower-subreg.c: Ditto.
2596 * modulo-sched.c: Ditto.
2598 * postreload.c: Ditto.
2599 * print-rtl.c: Ditto.
2608 * sched-vis.c: Ditto.
2610 * sel-sched-ir.c: Ditto.
2611 * simplify-rtx.c: Ditto.
2612 * targhooks.c: Ditto.
2613 * var-tracking.c: Ditto.
2614 * vmsdbgout.c: Ditto.
2616 2009-06-22 Matthias Klose <doko@ubuntu.com>
2618 * Makefile.in (install-plugin): Always use DESTDIR.
2620 2009-06-22 Olivier Hainque <hainque@adacore.com>
2622 * config/pa/pa.c (output_call): Don't optimize post call jumps
2623 into return address adjustments if the call may throw.
2625 2009-06-21 Richard Earnshaw <rearnsha@arm.com>
2627 * arm.c (thumb1_output_casesi): New function.
2628 * arm.h (CASE_VECTOR_PC_RELATIVE): Thumb-1 code is also relative if
2629 optimizing for size or PIC.
2630 (CASE_VECTOR_SHORTEN_MODE): Handle thumb-1.
2631 * arm.md (UNSPEC_THUMB1_CASESI): New constant.
2632 (casesi): Handle Thumb-1 when optimizing for size or PIC.
2633 (thumb1_casesi_internal_pic): New expand rule.
2634 (thumb1_casesi_dispatch): New pattern.
2635 * aout.h (ASM_OUTPUT_ADDR_DIFF_ELT): Use shortened vectors for
2637 * coff.h (JUMP_TABLES_IN_TEXT_SECTION): Thumb-1 jump tables are now
2638 in the text seciton when PIC or optimizing for size.
2639 * elf.h (JUMP_TABLES_IN_TEXT_SECTION): Likewise.
2640 * lib1funcs.asm ([__ARM_EABI__]): Add an attribute describing stack
2641 preservation properties of code.
2642 (__gnu_thumb1_case_sqi, __gnu_thumb1_case_uqi): New functions.
2643 (__gnu_thumb1_case_shi, __gnu_thumb1_case_uhi): New functions.
2644 (__gnu_thumb1_case_si): New function.
2645 * t-arm (LIB1ASMSRC): Define here.
2646 (LIB1ASMFUNCS): Add some common functions.
2647 * t-arm-elf (LIB1ASMSRC): Delete.
2648 (LIB1ASMFUNCS): Append to existing set.
2649 * t-pe (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
2650 * t-strongarm-elf (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
2651 * t-symbian (LIB1ASMFUNCS): Likewise.
2652 * t-vxworks (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
2653 * t-wince-pe (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
2655 2009-06-21 Richard Guenther <rguenther@suse.de>
2657 PR tree-optimization/38729
2658 * tree-ssa-loop-niter.c (find_loop_niter_by_eval): Restrict
2659 to loops with a single exit if -fno-expensive-optimizations.
2661 2009-06-21 Jakub Jelinek <jakub@redhat.com>
2663 * var-tracking.c (struct shared_hash_def, shared_hash): New types.
2664 (dataflow_set): Change vars type from htab_t to shared_hash.
2665 (shared_hash_pool, empty_shared_hash): New variables.
2666 (vars_clear): Removed.
2667 (shared_hash_shared, shared_hash_htab, shared_hash_copy,
2668 shared_hash_find_slot_unshare, shared_hash_find_slot,
2669 shared_hash_find_slot_noinsert, shared_hash_find): New
2671 (shared_hash_unshare, shared_hash_destroy): New functions.
2672 (unshare_variable): Unshare set->vars if shared, use
2674 (vars_copy): Use htab_traverse_noresize instead of htab_traverse.
2675 (get_init_value, find_src_set_src, dump_dataflow_set,
2676 clobber_variable_part, emit_notes_for_differences): Use
2678 (dataflow_set_init): Remove second argument, set vars to
2679 empty_shared_hash instead of creating a new htab.
2680 (dataflow_set_clear): Call shared_hash_destroy and set vars
2681 to empty_shared_hash instead of calling vars_clear.
2682 (dataflow_set_copy): Don't call vars_copy, instead just share
2683 the src htab with dst.
2684 (variable_union): Use shared_hash_*, use initially NO_INSERT
2685 lookup if set->vars is shared. Don't keep slot cleared before
2686 calling unshare_variable. Unshare set->vars if needed.
2687 Even ->refcount == 1 vars must be unshared if set->vars is shared
2688 and var needs to be modified.
2689 (variable_canonicalize): New function.
2690 (dataflow_set_union): If dst->vars is empty, just share src->vars
2691 with dst->vars and traverse with variable_canonicalize to canonicalize
2692 and unshare what is needed.
2693 (dataflow_set_different): If old_set and new_set use the same shared
2694 htab, they aren't different. If number of htab elements is different,
2695 htabs are different. Use shared_hash_*.
2696 (dataflow_set_destroy): Call shared_hash_destroy instead of
2698 (compute_bb_dataflow, emit_notes_in_bb, vt_emit_notes): Don't pass
2699 second argument to dataflow_set_init.
2700 (vt_initialize): Likewise. Initialize shared_hash_pool and
2701 empty_shared_hash, move bb in/out initialization afterwards.
2702 Use variable_htab_free instead of NULL as changed_variables del hook.
2703 (variable_was_changed): Change type of second argument to pointer to
2704 dataflow_set. When inserting var into changed_variables, bump
2705 refcount. Unshare set->vars if set is shared htab and slot needs to
2707 (set_variable_part): Use shared_hash_*, use initially NO_INSERT
2708 lookup if set->vars is shared. Unshare set->vars if needed.
2709 Even ->refcount == 1 vars must be unshared if set->vars is shared
2710 and var needs to be modified. Adjust variable_was_changed caller.
2711 (delete_variable_part): Use shared_hash_*. Even ->refcount == 1
2712 vars must be unshared if set->vars is shared and var needs to be
2713 modified. Adjust variable_was_changed caller.
2714 (emit_note_insn_var_location): Don't pool_free var.
2715 (emit_notes_for_differences_1): Initialize empty_var->refcount to 0
2717 (vt_finalize): Call htab_delete on empty_shared_hash->htab and
2718 free_alloc_pool on shared_hash_pool.
2720 2009-06-20 Anthony Green <green@moxielogic.com>
2722 * config/moxie/sfp-machine.h (__gcc_CMPtype, CMPtype): Define.
2723 * config/moxie/moxie.h (LOAD_EXTEND_OP): Define.
2725 2009-06-20 Richard Guenther <rguenther@suse.de>
2727 * tree-ssa-structalias.c (find_func_aliases): For memset use
2728 a constraint from NULL if we memset to zero.
2729 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Add builtins
2730 we explicitly handle that do not read from memory.
2731 (call_may_clobber_ref_p_1): Properly handle builtins that may
2734 2009-06-20 Richard Guenther <rguenther@suse.de>
2736 PR tree-optimization/40495
2737 * tree-ssa-structalias.c (get_constraint_exp_for_temp): Remove.
2738 (new_scalar_tmp_constraint_exp): New function.
2739 (process_constraint): Do not create temporary decls.
2740 (process_all_all_constraints): Likewise.
2741 (handle_const_call): Likewise.
2742 (create_function_info_for): Do not set decl.
2744 2009-06-19 Ian Lance Taylor <iant@google.com>
2746 * config/rs6000/rs6000.c (rs6000_explicit_options): Make static.
2747 (rs6000_attribute_table): Make static; move before use.
2749 2009-06-19 Eric Botcazou <ebotcazou@adacore.com>
2751 * tree.c (substitute_in_expr) <COMPONENT_REF>: Tweak and reformat.
2752 <tcc_vl_exp>: Call process_call_operands on the new CALL_EXPR.
2753 Propagate the TREE_READONLY flag without overwriting it.
2754 (substitute_placeholder_in_expr) <tcc_vl_exp>: Likewise.
2755 Propagate the TREE_READONLY flag onto the result.
2756 (process_call_operands): Move around. Use correct constant value.
2758 2009-06-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2761 * config/arm/arm.c (thumb_shiftable_const): Truncate val to 32 bits.
2762 * config/arm/arm.md: Likewise.
2764 2009-06-19 Ian Lance Taylor <iant@google.com>
2766 * tree-cfg.c (gimple_redirect_edge_and_branch): Change ERROR_MARK
2767 to GIMPLE_ERROR_MARK.
2769 * c-typeck.c (build_conditional_expr): Add op1_original_type and
2770 op2_original_type parameters. Warn about using different enum types.
2771 * c-parser.c (c_parser_conditional_expression): Pass original
2772 types to build_conditional_expr.
2773 * c-tree.h (build_conditional_expr): Update declaration.
2775 2009-06-19 Ian Lance Taylor <iant@google.com>
2777 * config/i386/i386.c (ix86_function_specific_save): Test that
2778 fields match values, rather than testing the values are in a
2781 2009-06-19 Richard Guenther <rguenther@suse.de>
2783 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Handle
2785 (ptr_derefs_may_alias_p): Likewise.
2786 (ptr_deref_may_alias_ref_p_1): New function.
2787 (ptr_deref_may_alias_ref_p): Likewise.
2788 (ref_maybe_used_by_call_p_1): Handle builtins that are not
2789 covered by looking at the ESCAPED solution.
2790 (call_may_clobber_ref_p_1): Likewise.
2791 * tree-ssa-structalias.c (get_constraint_for_ptr_offset):
2792 Handle NULL_TREE offset. Do not produce redundant constraints.
2793 (process_all_all_constraints): New helper function.
2794 (do_structure_copy): Use it.
2795 (handle_lhs_call): Likewise.
2796 (find_func_aliases): Handle some builtins with pointer arguments
2797 and/or return values explicitly.
2799 2009-06-19 Ian Lance Taylor <iant@google.com>
2801 * varasm.c (const_rtx_hash_1): Remove const qualifier from shift.
2803 2009-06-19 Ian Lance Taylor <iant@google.com>
2805 * rtl.h (SUBREG_PROMOTED_UNSIGNED_P): Add cast to int.
2807 2009-06-19 Ian Lance Taylor <iant@google.com>
2809 * ggc-page.c (ggc_pch_write_object): Initialize emptyBytes.
2810 * sdbout.c (sdb_debug_hooks): Initialize non-SDB_DEBUGGING_INFO
2813 * c-decl.c (finish_decl): If -Wc++-compat, warn about
2814 uninitialized const.
2816 2009-06-19 Ian Lance Taylor <iant@google.com>
2818 * dse.c (struct store_info): Rename bitmap field to bmap. Change
2821 * c-decl.c (in_struct, struct_types): Remove.
2822 (struct c_binding): Add in_struct field.
2823 (c_binding_ptr): Define type, along with VEC.
2824 (struct c_struct_parse_info): Define.
2825 (struct_parse_info): New static variable.
2826 (bind): Initialize in_struct field.
2827 (start_struct): Remove enclosing_in_struct and
2828 enclosing_struct_types parameters. Add
2829 enclosing_struct_parse_info parameter. Change all callers. Set
2830 struct_parse_info rather than in_struct and struct_types.
2831 (grokfield): If -Wc++-compat and there is a symbol binding for the
2832 field name, set the in_struct flag and push it on the
2833 struct_parse_info->fields vector.
2834 (warn_cxx_compat_finish_struct): New static function.
2835 (finish_struct): Remove enclosing_in_struct and
2836 enclosing_struct_types parameters. Add
2837 enclosing_struct_parse_info parameter. Change all callers. Don't
2838 set C_TYPE_DEFINED_IN_STRUCT here. Call
2839 warn_cxx_compat_finish_struct. Free struct_parse_info and set to
2840 parameter. Only push on struct_types if warn_cxx_compat.
2841 (finish_enum): Only push on struct_types if warn_cxx_compat.
2842 (declspecs_add_type): Add loc parameter. Change all callers.
2843 Change all error calls to error_at. Pass loc, not input_location,
2844 to pedwarn calls. Warn if -Wc++-compat and a typedef name is
2845 defined in a struct. If -Wc++-compat and parsing a struct, record
2846 that a typedef name was used.
2847 * c-parser.c (c_parser_declspecs): Get location to pass to
2849 (c_parser_struct_or_union_specifier): Update calls to start_struct
2851 * c-tree.h (struct c_struct_parse_info): Declare.
2852 (finish_struct, start_struct): Update declarations.
2853 (declspecs_add_type): Update declaration.
2855 2009-06-19 Ian Lance Taylor <iant@google.com>
2857 * c-decl.c (grokdeclarator): If -Wc++-compat, warn about a global
2858 variable with an anonymous type.
2860 2009-06-19 Uros Bizjak <ubizjak@gmail.com>
2862 * see.c: Remove for real.
2864 2009-06-19 Uros Bizjak <ubizjak@gmail.com>
2866 * optabs.h (enum optab_index): Add new OTI_significand.
2867 (significand_optab): Define corresponding macro.
2868 * optabs.c (init_optabs): Initialize significand_optab.
2869 * genopinit.c (optabs): Implement significand_optab using
2870 significand?f2 patterns.
2871 * builtins.c (expand_builtin_mathfn): Handle
2872 BUILT_IN_SIGNIFICAND{,F,L}.
2873 (expand_builtin): Expand BUILT_IN_SIGNIFICAND{,F,L} using
2874 expand_builtin_mathfn if flag_unsafe_math_optimizations is set.
2876 * config/i386/i386.md (significandxf2, significand<mode>2): New
2877 expanders to implement significandf, significand and significandl
2878 built-ins as inline x87 intrinsics.
2880 2009-06-18 Anatoly Sokolov <aesok@post.ru>
2882 * config/avr/avr.c (avr_override_options): Remove setting value of
2883 PARAM_INLINE_CALL_COST.
2885 2009-06-18 Richard Henderson <rth@redhat.com>
2888 * tree-pass.h (TDF_ASMNAME): New.
2889 * tree-dump.c (dump_options): Add asmname.
2890 * doc/invoke.texi: Document it.
2892 * tree-pretty-print.c (maybe_dump_asm_name): Merge into...
2893 (dump_decl_name): ...here.
2894 (dump_function_name): New flags arg; mind TDF_ASMNAME.
2895 (dump_generic_node): Update dump_function_name calls.
2896 (print_call_name): New flags arg; update all dump calls.
2897 * diagnostic.h (print_call_name): Update.
2898 * gimple-pretty-print.c (dump_gimple_call): Update.
2900 2009-06-18 H.J. Lu <hongjiu.lu@intel.com>
2903 * config/i386/i386.h (CLASS_LIKELY_SPILLED_P): Add SSE_FIRST_REG.
2905 2009-06-18 Diego Novillo <dnovillo@google.com>
2907 * doc/plugins.texi: Document plugin_is_GPL_compatible.
2908 * plugin.c (str_license): Declare.
2909 (try_init_one_plugin): Assert that the symbol
2910 'plugin_is_GPL_compatible' exists.
2912 2009-06-18 Sergei Dyshel <sergeid@il.ibm.com>
2915 * Makefile.in (OBJS-common): Remove see.o.
2917 * common.opt (fsee): Mark as preserved for backward compatibility.
2918 * opts.c (common_handle_option): Add OPT_fsee to the backward
2919 compatibility section.
2920 * passes.c (init_optimization_passes, pass_see): Remove pass.
2921 * timevar.def (TV_SEE): Remove.
2922 * tree-pass.h (pass_see): Remove declaration.
2923 * doc/invoke.texi (-fsee): Remove documentation.
2925 2009-06-18 Martin Jambor <mjambor@suse.cz>
2927 * tree-sra.c: Include statistics.h
2928 (sra_stats): New variable.
2929 (sra_initialize): Clear sra_stats.
2930 (create_access_replacement): Increment sra_stats.replacements.
2931 (get_access_replacement): Do not return twice.
2932 (analyze_all_variable_accesses): Increment statistics counter by the
2933 number of scalarized aggregates.
2934 (generate_subtree_copies): Increment sra_stats.subtree_copies.
2935 (sra_modify_expr): Increment sra_stats.exprs.
2936 (load_assign_lhs_subreplacements): Increment sra_stats.subreplacements.
2937 (sra_modify_assign): Increment sra_stats.exprs,
2938 sra_stats.separate_lhs_rhs_handling and sra_stats.deleted.
2939 (perform_intra_sra): Update statistics counters.
2940 * Makefile.in (tree-sra.o): Add statistics.h to dependencies.
2942 2009-06-18 Sandra Loosemore <sandra@codesourcery.com>
2944 * config/arm/arm.c (TARGET_SCALAR_MODE_SUPPORTED_P): Redefine.
2945 (arm_scalar_mode_supported_p): New function.
2947 2009-06-18 Paul Brook <paul@codesourcery.com>
2948 Sandra Loosemore <sandra@codesourcery.com>
2950 * config/arm/sfp-machine.h (_FP_NANFRAC_H, _FP_NANSIGN_H): Define.
2951 (__extendhfsf2, __truncsfhf2): Define.
2952 * config/arm/fp16.c: New file.
2953 * config/arm/t-bpabi (LIB2FUNCS_STATIC_EXTRA): Add fp16.c.
2954 * config/arm/t-symbian (LIB2FUNCS_STATIC_EXTRA): Add fp16.c.
2956 2009-06-18 Sandra Loosemore <sandra@codesourcery.com>
2958 * doc/extend.texi (Half-Precision): New section.
2959 * doc/invoke.texi (Option Summary): List -mfp16-format.
2960 (ARM Options): List neon-fp16 as -mfpu value. Document -mfp16-format.
2961 * config/arm/arm.opt (mfp16-format=): New.
2962 * config/arm/arm.c: Include intl.h.
2963 (TARGET_INVALID_PARAMETER_TYPE): Redefine.
2964 (TARGET_INVALID_RETURN_TYPE): Redefine.
2965 (TARGET_PROMOTED_TYPE): Redefine.
2966 (TARGET_CONVERT_TO_TYPE): Redefine.
2967 (arm_fp16_format): Define.
2968 (all_fpus): Add entry for neon-fp16.
2969 (fp_model_for_fpu): Likewise.
2970 (struct fp16_format): Declare.
2971 (all_fp16_formats): Define.
2972 (arm_init_libfuncs): Add entries for HFmode conversions and arithmetic
2974 (arm_override_options): Set arm_fp16_format. Call sorry for fp16
2976 (arm_legitimate_index_p): Treat HFmode like HImode.
2977 (thumb1_legitimate_address_p): Make it recognize HFmode constants.
2978 (coproc_secondary_reload_class): Special-case HFmode.
2979 (arm_print_operand): Add 'z' specifier for vld1.16/vst1.16.
2980 (arm_hard_regno_mode_ok): Allow HFmode values in VFP registers.
2981 (arm_init_fp16_builtins): New.
2982 (arm_init_builtins): Call it.
2983 (arm_invalid_parameter_type): New.
2984 (arm_invalid_return_type): New.
2985 (arm_promoted_type): New.
2986 (arm_convert_to_type).
2987 (arm_file_start): Deal with neon-fp16 as fpu_name. Emit tag for fp16
2989 (arm_emit_fp16_const): New function.
2990 (arm_mangle_type): Mangle __fp16 as "Dh".
2991 * config/arm/arm.h (TARGET_VFPD32): Make it know about
2993 (TARGET_NEON_FP16): New.
2994 (TARGET_NEON): Make it know about FPUTYPE_NEON_FP16.
2995 (enum fputype): Add FPUTYPE_NEON_FP16.
2996 (enum arm_fp16_format_type): Declare.
2997 (arm_fp16_format): Declare.
2998 (LARGEST_EXPONENT_IS_NORMAL): Define.
2999 * config/arm/arm-protos.h (arm_emit_fp16_const): Declare.
3000 * config/arm/arm-modes.def (HFmode): Define.
3001 * config/arm/vfp.md: (*movhf_vfp): New.
3004 * config/arm/arm.md: (fpu): Add neon_fp16.
3005 (floatsihf2, floatdihf2): New.
3006 (fix_trunchfsi2, fix_trunchfdi2): New.
3010 (*arm32_movhf): New.
3011 (*thumb1_movhf): New.
3012 (consttable_2): Add check for HFmode constants.
3013 (consttable_4): Handle HFmode constants.
3015 2009-06-18 Uros Bizjak <ubizjak@gmail.com>
3017 * convert.c (convert_to_integer): Convert (int)logb() into ilogb().
3019 2009-06-17 Olivier Hainque <hainque@adacore.com>
3021 * collect2.c (main): Use CONST_CAST2 to perform char ** to
3022 const char ** conversion in AIX specific section.
3024 2009-06-17 H.J. Lu <hongjiu.lu@intel.com>
3026 * config/i386/i386.c (ix86_special_builtin_type): Remove
3027 UINT64_FTYPE_PINT. Add UINT64_FTYPE_PUNSIGNED.
3028 (bdesc_special_args): Updated.
3029 (ix86_init_mmx_sse_builtins): Likewise.
3030 (ix86_expand_special_args_builtin): Likewise.
3032 2009-06-17 Richard Henderson <rth@redhat.com>
3034 * tree-pretty-print.c (maybe_dump_asm_name): New.
3035 (dump_decl_name): Use it.
3036 (PRINT_FUNCTION_NAME): Merge into...
3037 (dump_function_name): ... here. Use maybe_dump_asm_name.
3039 2009-06-17 Cary Coutant <ccoutant@google.com>
3041 * dbxout.c (dbxout_source_line): Add is_stmt parameter.
3043 * debug.c (struct gcc_debug_hooks): Change placeholder for
3045 (debug_nothing_int_charstar_int): Replaced by...
3046 (debug_nothing_int_charstar_int_bool): ...this.
3047 * debug.h (struct gcc_debug_hooks): Add is_stmt parameter to
3048 source_line prototype.
3049 (debug_nothing_int_charstar_int): Replaced by...
3050 (debug_nothing_int_charstar_int_bool): ...this.
3051 * defaults.h (SUPPORTS_DISCRIMINATOR): New constant.
3052 * dwarf2out.c (dwarf2out_source_line): Add is_stmt parameter.
3053 Output is_stmt operand when necessary.
3054 * final.c (final_scan_insn): Pass is_stmt to source_line debug hook.
3055 (notice_source_line): Add is_stmt parameter.
3056 * sdbout.c (sdbout_source_line): Add is_stmt parameter.
3057 * vmsdbgout.c (vmsdbgout_source_line): Add is_stmt parameter.
3059 * xcoffout.c (xcoffout_source_line): Add is_stmt parameter.
3060 * xcoffout.h (xcoffout_source_line): Add is_stmt parameter.
3062 2009-06-17 Ian Lance Taylor <iant@google.com>
3064 * expr.c (struct move_by_pieces_d): Rename from move_by_pieces.
3066 (struct store_by_pieces_d): Rename from store_by_pieces. Change
3069 2009-06-17 Adam Nemet <anemet@caviumnetworks.com>
3071 * tree.h (STRIP_NOPS, STRIP_SIGN_NOPS,
3072 STRIP_USELESS_TYPE_CONVERSION): Use tree_strip_nop_conversions,
3073 tree_strip_sign_nop_conversions and
3074 tree_ssa_strip_useless_type_conversions rather than stripping
3075 the operations here.
3076 (tree_strip_nop_conversions, tree_strip_sign_nop_conversions):
3078 * gimple.h (tree_ssa_strip_useless_type_conversions): Declare it.
3079 * tree-ssa.c (tree_ssa_strip_useless_type_conversions): New function.
3080 * tree.c (tree_nop_conversion, tree_sign_nop_conversion,
3081 tree_strip_nop_conversions, tree_strip_sign_nop_conversions): New
3084 2009-06-17 Michael Eager <eager@eagercon.com>
3086 * config/rs6000/constraints.md (register_constraint "d"): New.
3087 * config/rs6000/dfp.md (movsd_store, extendsddd2, extendsdtd2,
3088 truncddsd2, *negdd2_fpr, *absdd2_fpr, *nabsdd2_fpr,
3089 *movdd_hardfloat32, *movdd_hardfloat64_mfpgpr, *movdd_hardfloat64,
3090 *negtd2_fp, *abstd2_fpr, *nabstd2_fpr, *movtd_internal, extendddtd2,
3091 trunctddd2, adddd3, addtd3, subdd3, subtd3, muldd3, multd3, divdd3,
3092 divtd3, *cmpdd_internal1, *cmptd_internal1, floatditd2, ftruncdd2,
3093 fixdddi2, ftrunctd2, fixtddi2): replace 'f' constraint with 'd'
3094 * config/rs6000/ppu_intrinsics.h (__mffs, __mtfsf, __mtfsfi, __fabs,
3095 __fnabs, __fmadd, __fmsub, __fnmadd, __fnmsub, __fsel, __frsqrte,
3096 __fsqrt, __fmul, __fmuls, __frsp, __fcfid, __fctid, __fctidz, __fctiw,
3098 * config/rs6000/rs6000.md (*extendsfdf2_fpr, *truncdfsf2_fpr,
3099 *fseldfsf4, *negdf2_fpr, *absdf2_fpr, *nabsdf2_fpr, *adddf3_fpr,
3100 *subdf3_fpr, *muldf3_fpr, *divdf3_fpr, recipdf3, fred, sqrtdf2,
3101 *fseldfdf4, *fselsfdf4, *floatsidf2_internal, *floatunssidf2_internal,
3102 *fix_truncdfsi2_internal, fix_truncdfsi2_internal_gfxopt,
3103 fix_truncdfsi2_mfpgpr, fctiwz, btruncdf2, ceildf2, floordf2, rounddf2,
3104 stfiwx, floatdidf2, fix_truncdfdi2, floatdisf2_internal1,
3105 *movdf_hardfloat32, *movdf_hardfloat64_mfpgpr, *movdf_hardfloat64,
3106 *movtf_internal, *extenddftf2_internal, trunctfdf2_internal1,
3107 trunctfdf2_internal2, trunctfsf2_fprs, fix_trunc_helper,
3108 *fix_trunctfsi2_internal, negtf2_internal, *movdi_internal32,
3109 *movdi_mfpgpr, *movdi_internal64, *movdf_update1, *movdf_update2,
3110 *cmpdf_internal1, *cmptf_internal1, *cmptf_internal2): Same.
3111 * doc/md.texi: Describe PowerPC 'd' constraint, update 'f' constraint.
3113 2009-06-16 Ian Lance Taylor <iant@google.com>
3115 * profile.c (total_num_never_executed): Don't define.
3116 (compute_branch_probabilities): Don't count or print
3118 (init_branch_prob): Don't set total_num_never_executed.
3119 (end_branch_prob): Don't print total_num_never_executed.
3121 2009-06-17 David Daney <ddaney@caviumnetworks.com>
3123 * jump.c (cleanup_barriers): Handle case of no insns before a barrier.
3125 2009-06-17 David Edelsohn <edelsohn@gnu.org>
3127 * config/rs6000/dfp.md (nabsdd2_fpr): Correct mode.
3128 (nabstd2_fpr): Same.
3130 2009-06-17 Steve Ellcey <sje@cup.hp.com>
3132 * expr.c (expand_assignment): Change complex type check.
3134 2009-06-17 Basile Starynkevitch <basile@starynkevitch.net>
3136 * doc/plugins.texi (Building GCC plugins): Added new section.
3138 2009-06-17 Ian Lance Taylor <iant@google.com>
3140 * c-pch.c (get_ident): Don't set size of templ array.
3141 (pch_init): Don't set size of partial_pch array.
3143 * c-typeck.c (digest_init): If -Wc++-compat, warn about using a
3144 string constant to intialize an array whose size is the length of
3147 2009-06-17 Richard Guenther <rguenther@suse.de>
3149 PR tree-optimization/40389
3150 * tree-ssa-structalias.c (handle_rhs_call): Restrict NRV case
3151 to addressable types.
3152 * gimple.c (walk_stmt_load_store_addr_ops): Likewise.
3154 2009-06-17 Richard Guenther <rguenther@suse.de>
3157 * tree-chrec.h (build_polynomial_chrec): If we cannot determine
3158 if there is no evolution of left in the loop bail out.
3159 * tree-chrec.c (chrec_fold_multiply_poly_poly): CSE one
3160 chrec_fold_multiply.
3162 2009-06-16 J"orn Rennecke <joern.rennecke@arc.com>
3163 Janis Johnson <janis187@us.ibm.com>
3166 * config/rs6000/rs6000.c (rs6000_emit_move): Don't emit a USE
3167 for the symbol ref of a constant that is the source of a move
3168 - nor for any other not-obvious-label-ref constants.
3170 2009-06-16 Olatunji Ruwase <tjruwase@google.com>
3172 * plugin.c (position_pass): Skip newly inserted pass during list
3173 traversal to avoid repeated insertion.
3175 2009-06-16 Ian Lance Taylor <iant@google.com>
3177 * vec.h (VEC_stack_alloc): Define different version if
3178 GATHER_STATISTICS is defined, to accept and ignore MEM_STAT.
3179 (DEF_VEC_ALLOC_FUNC_P_STACK): Remove MEM_STAT_DECL.
3180 (DEF_VEC_ALLOC_FUNC_O_STACK): Likewise.
3181 (DEF_VEC_ALLOC_FUNC_I_STACK): Likewise.
3183 2009-06-16 H.J. Lu <hongjiu.lu@intel.com>
3185 * config.gcc (extra_headers): Add ia32intrin.h for x86.
3187 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_BSRSI,
3188 IX86_BUILTIN_BSRDI. IX86_BUILTIN_RDPMC, IX86_BUILTIN_RDTSC.
3189 IX86_BUILTIN_RDTSCP. IX86_BUILTIN_ROLQI, IX86_BUILTIN_ROLHI,
3190 IX86_BUILTIN_RORQI and IX86_BUILTIN_RORHI.
3191 (ix86_special_builtin_type): Add UINT64_FTYPE_VOID,
3192 UINT64_FTYPE_PINT, INT_FTYPE_INT, UINT64_FTYPE_INT,
3193 INT64_FTYPE_INT64, UINT16_FTYPE_UINT16_INT and UINT8_FTYPE_UINT8_INT.
3194 (bdesc_special_args): Add __builtin_ia32_rdtsc and
3195 __builtin_ia32_rdtscp.
3196 (bdesc_args): Add __builtin_ia32_bsrsi, __builtin_ia32_bsrdi,
3197 __builtin_ia32_rolqi, __builtin_ia32_rolhi, __builtin_ia32_rorqi
3198 and __builtin_ia32_rorhi.
3199 (ix86_init_mmx_sse_builtins): Handle UINT64_FTYPE_VOID,
3200 UINT64_FTYPE_PINT, INT_FTYPE_INT, UINT64_FTYPE_INT,
3201 INT64_FTYPE_INT64, UINT16_FTYPE_UINT16_INT and UINT8_FTYPE_UINT8_INT.
3202 (ix86_expand_args_builtin): Likewise.
3203 (ix86_expand_special_args_builtin): Likewise.
3205 * config/i386/i386.md (UNSPECV_RDTSCP): New.
3206 (UNSPECV_RDTSC): Likewise.
3207 (UNSPECV_RDPMC): Likewise.
3208 (*bsr): Renamed to ...
3210 (*bsr_rex64): Renamed to ...
3214 (*rdpmc_rex64): Likewise.
3217 (*rdtsc_rex64): Likewise.
3219 (*rdtscp): Likewise.
3220 (*rdtscp_rex64): Likewise.
3222 * config/i386/ia32intrin.h: New.
3224 * config/i386/x86intrin.h: Include <ia32intrin.h>.
3226 2009-06-16 Ian Lance Taylor <iant@google.com>
3228 * ira-build.c (copy_info_to_removed_store_destinations):
3229 Initialize parent_a.
3231 2009-06-16 Ian Lance Taylor <iant@google.com>
3233 * c-decl.c (grokdeclarator): Change size_varies to bool.
3235 2009-06-16 Ian Lance Taylor <iant@google.com>
3237 * sel-sched.c: Make forward declarations of move_op_hooks and
3238 fur_hooks explicitly extern.
3240 2009-06-16 Ian Lance Taylor <iant@google.com>
3242 * df-problems.c (df_byte_lr_alloc): Don't set problem_data to itself.
3243 * vec.c (vec_gc_o_reserve_1): Don't set alloc to itself.
3245 2009-06-16 Ian Lance Taylor <iant@google.com>
3247 * resource.c (mark_referenced_resources): Change
3248 include_delayed_effects parameter to bool. Change all callers.
3249 (mark_end_of_function_resources): Likewise.
3250 * reorg.c (insn_references_resource_p): Likewise.
3251 (insn_sets_resource_p): Likewise.
3252 * resource.h (mark_referenced_resources): Update declaration.
3253 (mark_end_of_function_resources): Update declaration.
3255 2009-06-16 David Edelsohn <edelsohn@gnu.org>
3257 * config/rs6000/aix.h (LIBSTDCXX_STATIC): Remove -lstdc++.
3259 2009-06-16 David Edelsohn <edelsohn@gnu.org>
3261 * doc/install.texi (*-*-aix): Update explanation of XLC bootstrap.
3262 GCC can bootstrap on AIX with GNU Binutils 2.20.
3264 2009-06-16 Ian Lance Taylor <iant@google.com>
3266 * Makefile.in (tree-vect-stmts.o): Depend upon $(TOPLEV_H).
3268 2009-06-16 Ian Lance Taylor <iant@google.com>
3270 * toplev.h (floor_log2): If GCC_VERSION >= 3004, declare as static
3271 inline, not extern inline.
3272 (exact_log2): Likewise.
3273 * toplev.c (floor_log2): Only define if GCC_VERSION < 3004. Don't
3275 (exact_log2): Likewise, but don't test CTZ_HWI.
3277 2009-06-16 Ian Lance Taylor <iant@google.com>
3279 * bitmap.c (bitmap_clear): Don't declare as inline.
3280 * gimple.c (gimplify_assign): Likewise.
3281 * tree-ssa-sccvn.c (vn_nary_op_compute_hash): Likewise.
3282 * haifa-sched.c (insn_cost): Don't declare with HAIFA_INLINE.
3283 (sched_scan_info): Remove duplicate definition.
3285 2009-06-16 Ian Lance Taylor <iant@google.com>
3287 * c-common.c (skip_evaluation): Don't define.
3288 (c_inhibit_evaluation_warnings): Define global variable.
3289 (overflow_warning): Check c_inhibit_evaluation_warnings rather
3290 than skip_evaluation.
3291 (convert_and_check, warn_for_div_by_zero): Likewise.
3292 * c-common.h (skip_evaluation): Don't declare.
3293 (c_inhibit_evaluation_warnings): Declare.
3294 * c-parser.c (c_parser_typeof_specifier): Set
3295 c_inhibit_evaluation_warnings rather than skip_evaluation.
3296 (c_parser_conditional_expression): Likewise.
3297 (c_parser_binary_expression): Likewise.
3298 (c_parser_sizeof_expression): Likewise.
3299 (c_parser_alignof_expression): Likewise.
3300 * c-typeck.c (build_indirect_ref): Check
3301 c_inhibit_evaluation_warnings rather than skip_evaluation.
3302 (build_conditional_expr, build_binary_op): Likewise.
3304 2009-06-16 Richard Guenther <rguenther@suse.de>
3306 * tree-ssa-alias.c (is_escape_site): Remove.
3307 * tree-ssa-alias.h (enum escape_type): Remove.
3308 (is_escape_site): Likewise.
3309 * tree-ssa-structalias.c (find_func_aliases): Handle escapes
3310 via casts and asms without deferring to is_escape_site.
3312 2009-06-16 Jakub Jelinek <jakub@redhat.com>
3315 * expr.c (expand_expr_real_1) <case VIEW_CONVERT_EXPR>: Don't
3316 use gen_lowpart if op0 has complex mode.
3318 2009-06-16 Richard Guenther <rguenther@suse.de>
3320 * tree-ssa-structalias.c (do_ds_constraint): Stores in global
3321 variables add them to ESCAPED.
3322 (find_func_aliases): Do not make all indirectly stored values escaped.
3324 2009-06-16 Rafael Avila de Espindola <espindola@google.com>
3326 * config/i386/winnt.c (i386_pe_encode_section_info): Update call to
3329 2009-06-16 Martin Jambor <mjambor@suse.cz>
3331 PR tree-optimization/40432
3332 * tree-sra.c (sra_modify_assign): When creating VIEW_CONVERT_EXPR,
3333 check whether we need to force gimple register operand.
3335 2009-06-16 Martin Jambor <mjambor@suse.cz>
3337 PR tree-optimization/40413
3338 * tree-sra.c (load_assign_lhs_subreplacements): Pass offset to
3339 build_ref_for_offset.
3340 (propagate_subacesses_accross_link): Fix a typo in a comment.
3342 2009-06-16 Ira Rosen <irar@il.ibm.com>
3344 * tree-parloops.c (loop_parallel_p): Call vect_is_simple_reduction
3345 with additional parameter.
3346 * tree-vectorizer.h (enum vect_def_type): Add new value
3348 (enum vect_relevant): Add comments.
3349 (vect_is_simple_reduction): Add new argument.
3350 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Add comments.
3351 Detect nested cycles.
3352 (vect_is_simple_reduction): Update documentation, add an argument to
3353 distinguish inner-loop reduction from nested cycle, detect nested
3354 cycles, fix printings and indentation, don't swap operands in case
3356 (get_initial_def_for_reduction): Handle subtraction.
3357 (vect_create_epilog_for_reduction): Add new argument to specify
3359 (vect_finalize_reduction): Handle subtraction, fix comments.
3360 (vectorizable_reduction): Handle nested cycles. In case of nested
3361 cycle keep track of the reduction variable position. Call
3362 vect_is_simple_reduction with additional parameter. Use original
3363 statement code in reduction epilogue for nested cycle. Call
3364 vect_create_epilog_for_reduction with additional parameter.
3365 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Assert
3366 inner-loop vectorization.
3367 (vect_recog_widen_sum_pattern): Likewise.
3368 * tree-vect-stmts.c (process_use): Distinguish between nested cycles
3370 (vect_mark_stmts_to_be_vectorized): Likewise.
3371 (vect_get_vec_def_for_operand): Handle nested cycles.
3373 2009-06-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3375 * doc/invoke.texi (Debugging Options): Fix option index entries
3376 for -fdump-statistics, -frandom-seed add entries for
3377 -fdump-tree-original, -fdump-tree-optimized, -frandom-seed.
3378 (FRV Options): Fix entries for -mTLS, -mtls.
3379 (HPPA Options): Fix entries for -mgnu-ld, -mhp-ld.
3380 (i386 and x86-64 Options): Fix entry for -mno-red-zone.
3381 (M68hc1x Options): Fix @itemx for -mnominmax.
3382 (MCore Options): Fix entry for -mno-lsim.
3383 (MMIX Options): Fix entry for -mabi=mmixware.
3384 (PDP-11 Options): Fix entry for -mbcopy-builtin.
3386 2009-06-16 Basile Starynkevitch <basile@starynkevitch.net>
3388 * doc/plugins.texi (Interacting with the GCC Garbage Collector):
3389 Mention the plugin mode of gengtype.
3390 * doc/gty.texi (Source Files Containing Type Information): Likewise.
3391 * gengtype.c: Updated copyright.
3392 (plugin_files, nb_plugin_files) Added new static variables.
3393 (measure_input_list) Care about plugin_files.
3394 (write_rtx_next): Added early return in plugin mode.
3395 (create_file): Updated copyright year in generated file. Added
3397 (oprintf): Added early return if NULL outf.
3398 (get_output_file_with_visibility): Care of plugin_files.
3399 (get_output_file_name): May return null.
3400 (write_local): Added early return.
3401 (put_mangled_filename): Ditto.
3402 (finish_root_table): Added check for base_files.
3403 (write_roots): Care about null when plugins.
3404 (main): Added plugin mode.
3406 2009-06-15 Ian Lance Taylor <iant@google.com>
3408 * df-problems.c (df_simulate_one_insn_forwards): Fix braces in switch.
3409 * gcov.c (read_count_file): Add braces around variables declared
3412 * c.opt (Wjump-misses-init): New warning.
3413 * c-opts.c (c_common_handle_option): Set warn_jump_misses_init for
3414 -Wall and -Wc++-compat if not already set.
3415 (c_common_post_options): Clear warn_jump_misses_init if it was not
3417 * c-decl.c (struct c_binding): Change type field to a union with
3418 new label field. Make it the first field in the struct. Update
3419 references to type to use u.type instead.
3420 (struct c_spot_bindings): Define.
3421 (struct c_goto_bindings): Define.
3422 (c_goto_bindings_p): Define, along with VECs.
3423 (struct c_label_vars): Define.
3424 (struct c_scope): Add has_label_bindings field.
3425 (bind_label, set_spot_bindings): New static functions.
3426 (decl_jump_unsafe, update_spot_bindings): New static functions.
3427 (update_label_decls): New static function.
3428 (pop_scope): Call update_label_decls. Don't call c_end_vm_scope.
3429 Update binding u.label field to shadowed field.
3430 (c_binding_start_stmt_expr): New function.
3431 (c_binding_end_stmt_expr): New function.
3432 (pushdecl): Don't call c_begin_vm_scope.
3433 (make_label): Add defining and p_label_vars parameters. Change
3435 (lookup_label): Correct test for whether a label has not yet been
3436 defined. Call bind_label rather than bind.
3437 (warn_about_goto): New static function.
3438 (lookup_label_for_goto): New function.
3439 (declare_label): Call bind_label rather than bind.
3440 (check_earlier_gotos): New static function.
3441 (define_label): Don't give errors about jumping into statement
3442 expressions or scopes of variably modified types. Call
3443 set_spot_bindings and check_earlier_gotos. Call bind_label
3444 instead of bind. Don't set label_context_stack_se or
3445 label_context_stack_vm.
3446 (c_get_switch_bindings): New function.
3447 (c_release_switch_bindings): New function.
3448 (c_check_switch_jump_warnings): New function.
3449 (start_function): Don't set label_context_stack_se or
3450 label_context_stack_vm.
3451 (finish_function): Likewise.
3452 * c-typeck.c (label_context_stack_se): Don't define.
3453 (label_context_stack_vm): Don't define.
3454 (c_finish_goto_label): Call lookup_label_for_goto rather than
3455 lookup_label. Don't give errors about jumping into a statement
3456 expression or the scope of a variably modified type. Don't set
3457 label_context_stack_se or label_context_stack_vm.
3458 (struct c_switch): Remove blocked_stmt_expr and blocked_vm
3459 fields. Add bindings field.
3460 (c_start_case): Don't set deleted fields. Set bindings field.
3461 (do_case): Rework order of tests. Don't check blocked_stmt_expr
3462 or blocked_vm. Call c_check_switch_jump_warnings.
3463 (c_finish_case): Don't test blocked_stmt_expr field. Call
3464 c_release_switch_bindings.
3465 (c_begin_stmt_expr): Don't increment blocked_stmt_expr in
3466 c_switch_stack. Don't walk label_context_stack_se labels. Don't
3467 set label_context_stack_se. Call c_bindings_start_stmt_expr.
3468 (c_finish_stmt_expr): Don't decrement blocked_stmt_expr in
3469 c_switch_stack. Don't walk label_context_stack_se labels. Don't
3470 set label_context_stack_se. Call c_bindings_end_stmt_expr.
3471 (c_begin_vm_scope, c_end_vm_scope): Don't define.
3472 * c-tree.h (C_DECL_UNJUMPABLE_STMT_EXPR): Don't define.
3473 (C_DECL_UNDEFINABLE_STMT_EXPR): Don't define.
3474 (C_DECL_UNJUMPABLE_VM): Don't define.
3475 (C_DECL_UNDEFINABLE_VM): Don't define.
3476 (struct c_label_list): Don't define.
3477 (struct c_label_context_se): Don't define.
3478 (struct c_label_context_vm): Don't define.
3479 (struct c_spot_bindings): Declare.
3480 (c_bindings_start_stmt_expr): Declare.
3481 (c_bindings_end_stmt_expr): Declare.
3482 (lookup_label_for_goto): Declare.
3483 (c_get_switch_bindings, c_release_switch_bindings): Declare.
3484 (c_check_switch_jump_warnings): Declare.
3485 (label_context_stack_se, label_context_stack_vm): Don't declare.
3486 (c_finish_goto_label): Update declaration.
3487 (c_begin_vm_scope, c_end_vm_scope): Don't declare.
3488 * doc/invoke.texi (Option Summary): Mention -Wjump-misses-init.
3489 (Warning Options): Document -Wjump-misses-init.
3491 2009-06-15 Jakub Jelinek <jakub@redhat.com>
3493 * tree-object-size.c (addr_object_size): Fix a pasto in the last
3496 2009-06-15 Rafael Avila de Espindola <espindola@google.com>
3498 * cgraph.c (cgraph_make_node_local): Use DECL_COMDAT_GROUP.
3500 2009-06-15 Aldy Hernandez <aldyh@redhat.com>
3502 * except.c (init_eh): Use BUILTINS_LOCATION when calling build_decl.
3504 2009-06-15 Aldy Hernandez <aldyh@redhat.com>
3506 * tree-eh.c (lower_try_finally_switch): Initialize tf_loc.
3508 2009-06-15 Rafael Avila de Espindola <espindola@google.com>
3510 * cgraphunit.c (cgraph_function_versioning,save_inline_function_body):
3511 Use DECL_COMDAT_GROUP instead of DECL_ONE_ONLY.
3512 * cgraph.c (cgraph_create_virtual_clone): Use DECL_COMDAT_GROUP.
3513 * config/i386/i386.c (ix86_file_end): Compute DECL_COMDAT_GROUP.
3514 * dwarf2asm.c (dw2_force_const_mem): Update call to
3516 * langhooks-def.h (lhd_comdat_group, LANG_HOOKS_COMDAT_GROUP): Remove.
3517 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_COMDAT_GROUP.
3518 * langhooks.c (lhd_comdat_group): Remove.
3519 * langhooks.h (lang_hooks_for_decls): Remove comdat_group.
3520 * tree.h (DECL_COMDAT_GROUP): New.
3521 (DECL_ONE_ONLY): Use DECL_COMDAT_GROUP.
3522 (tree_decl_with_vis): Add comdat_group. Remove one_only.
3523 (make_decl_one_only): Change signature.
3524 * varasm.c (get_emutls_init_templ_addr, emutls_decl): Update call to
3526 (make_decl_one_only): Change signature.
3527 (default_elf_asm_named_section): Use DECL_COMDAT_GROUP.
3529 2009-06-15 Richard Guenther <rguenther@suse.de>
3532 * tree.c (widest_int_cst_value): Fix bootstrap on 32bit HWI hosts.
3534 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3536 * tree-ssa-math-opts.c: Remove extra divide.
3538 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3540 * config/s390/s390.md ("bswap<mode>2"): Only available on z900.
3542 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3544 * passes.c: Add bswap pass.
3545 * tree-pass.h: Add pass_optimize_bswap declaration.
3546 * tree-ssa-math-opts.c: Include diagnostics.h for print_gimple_stmt.
3547 Include rtl.h, expr.h and optabs.h for optab_handler check.
3548 (struct symbolic_number, pass_optimize_bswap): New definition.
3549 (do_shift_rotate, verify_symbolic_number_p): New functions.
3550 (find_bswap_1, find_bswap, execute_optimize_bswap): New functions.
3551 (gate_optimize_bswap): New function.
3552 * tree.c (widest_int_cst_value): New function.
3553 * tree.h (widest_int_cst_value): Prototype added.
3555 2009-06-14 Steven Bosscher <steven@gcc.gnu.org>
3557 * cfgcleanup.c (old_insns_match_p): Remove code to substitute
3558 REG_EQUAL/REG_EQUIV notes.
3560 2009-06-14 Richard Guenther <rguenther@suse.de>
3563 * gimple.c (walk_stmt_load_store_addr_ops): The LHS of a call
3564 has its address taken if NRV was applied and it is addressable.
3565 * tree-ssa-structalias.c (get_constraint_for_address_of): New
3566 function split out from ...
3567 (get_constraint_for_1): ... here.
3568 (handle_rhs_call): Use it to mark the return slot escaped if
3569 it is addressable and NRV was applied.
3571 2009-06-13 Aldy Hernandez <aldyh@redhat.com>
3573 * config/rs6000/rs6000-protos.h (altivec_resolve_overloaded_builtin):
3574 Change first argument type to location_t.
3575 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Same.
3576 Do not set input_location.
3577 Use loc instead of input_location throughout.
3579 2009-06-13 Richard Guenther <rguenther@suse.de>
3581 PR tree-optimization/40421
3582 * tree-predcom.c (should_unroll_loop_p): Remove.
3583 (tree_predictive_commoning_loop): Use can_unroll_loop_p.
3585 2009-06-13 Michael Meissner <meissner@linux.vnet.ibm.com>
3587 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
3588 Add location argument.
3590 2009-06-13 Aldy Hernandez <aldyh@redhat.com>
3592 * config/alpha/alpha.c (alpha_build_builtin_va_list): Pass location to
3594 * config/s390/s390.c (s390_build_builtin_va_list): Same.
3595 (s390_gimplify_va_arg): Pass location to create_artificial_label.
3596 * config/spu/spu-protos.h: Add location to
3597 spu_resolve_overloaded_builtin.
3598 * config/spu/spu.c (spu_build_builtin_va_list): Pass location to
3599 spu_build_builtin_va_list.
3600 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Add location
3601 argument. Pass location to build_function_call_vec.
3602 * config/sh/sh.c (sh_build_builtin_va_list): Pass location to
3604 (emit_fpu_switch): Same.
3605 (sh_gimplify_va_arg_expr): Pass location to create_artificial_label.
3606 * config/xtensa/xtensa.c (xtensa_build_builtin_va_list): Pass location
3607 to build_decl and create_artificial_label.
3608 (xtensa_gimplify_va_arg_expr): Same.
3609 * config/stormy16/stormy16.c (xstormy16_build_builtin_va_list): Same.
3610 (xstormy16_gimplify_va_arg_expr): Same.
3611 * config/iq2000/iq2000.c (iq2000_expand_prologue): Same.
3612 * config/arm/arm.c (arm_build_builtin_va_list): Same.
3613 * config/mips/mips.c (mips_build_builtin_va_list): Same.
3614 (mips16_build_function_stub): Same.
3615 (mips16_build_call_stub): Same.
3617 2009-06-13 Richard Earnshaw <rearnsha@arm.com>
3620 * arm/constraints.md (Pa, Pb): New constraints.
3621 * arm/arm.md (thumb1_addsi3): Support more complex additions. Add a
3622 split pattern to deal with them.
3624 2009-06-13 Joerg Sonnenberger <joerg@britannica.bec.de>
3626 * doc/invoke.texi: Add missing option -Wp,OPTION in list,
3627 fix index entry for -Xpreprocessor.
3629 2009-06-12 Aldy Hernandez <aldyh@redhat.com>
3631 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
3632 Add location argument to build_decl call.
3633 * config/rs6000/rs6000.c (rs6000_build_builtin_va_list): Same.
3634 (rs6000_init_builtins): Same.
3635 (spe_init_builtins): Same.
3636 (rs6000_gimplify_va_arg): Add location argument to
3637 create_artificial_label call.
3639 2009-06-12 Steven Bosscher <steven@gcc.gnu.org>
3641 * timevar.def (TV_COMBINE_STACK_ADJUST): New timevar.
3642 * combine-stack-adj.c (pass_stack_adjustments): Use it.
3643 * Makefile.in: Fix GGC dependency for gcse.o.
3645 2009-06-12 Aldy Hernandez <aldyh@redhat.com>
3647 * tree-pretty-print.c (dump_generic_node): Dump column numbers.
3648 * gimple-pretty-print.c (dump_gimple_stmt): Same.
3649 * gimplify.c (gimplify_modify_expr): Set location for GIMPLE_ASSIGNs
3651 * c-parser.c (c_parser_binary_expression): Use current column while
3652 building binary operations.
3653 * common.opt (fshow-column): Enable by default.
3654 * tree-vrp.c (check_array_ref): Use warning_at.
3655 (check_array_bounds): Use location from call back if expr has no
3657 * tree.h: Add location argument to maybe_fold_*.
3658 * tree-ssa-ccp.c (ccp_fold): Pass location to maybe_fold_*.
3659 (maybe_fold_offset_to_array_ref): Add location argument and use it.
3660 (maybe_fold_offset_to_component_ref): Same.
3661 (maybe_fold_offset_to_reference): Same.
3662 (maybe_fold_offset_to_address): Same.
3663 (maybe_fold_stmt_indirect): Same.
3664 (maybe_fold_stmt_addition): Same.
3665 (fold_stmt_r): Pass location to maybe_fold_*.
3666 (fold_gimple_assign): Same.
3667 * c-tree.h: Add location argument to finish_decl,
3668 default_function_array_conversion, store_init_value.
3669 * c-decl.c (define_label): Use error_at.
3670 (c_make_fname_decl): Pass location to finish_decl.
3671 (finish_decl): New location argument.
3672 (build_compound_literal): Pass location to store_init_value.
3673 (grokdeclarator): Pass location to finish_decl.
3675 * c-typeck.c (array_to_pointer_conversion): New location argument.
3676 (function_to_pointer_conversion): Same.
3677 (default_function_array_conversion): Same.
3678 (parser_build_unary_op): Pass location to overflow_warning.
3679 (parser_build_binary_op): Same. Use warning_at.
3680 (build_unary_op): Pass location to array_to_pointer_conversion.
3681 (build_c_cast): Pass location to digest_init.
3682 (build_modify_expr): New location argument.
3683 (convert_for_assignment): Same.
3684 (store_init_value): Same.
3685 (digest_init): Same.
3686 (output_init_element): Pass location to digest_init and
3687 array_to_pointer_conversion.
3688 (c_finish_return): Pass location to convert_for_assignment.
3689 * gimplify.c (gimplify_conversion): Pass location to
3690 maybe_fold_offset_to_address.
3691 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Pass location
3692 to maybe_fold_stmt_addition.
3693 * c-omp.c (c_finish_omp_atomic): Pass new location to
3695 (c_finish_omp_for): Same.
3696 * c-common.c (overflow_warning): New argument.
3697 * c-common.h: New argument to build_modify_expr, overflow_warning.
3698 * c-parser.c (c_parser_declaration_or_fndef): Pass location to
3700 (c_parser_initializer): Pass location to
3701 default_function_array_conversion.
3702 (c_parser_initelt): Same.
3703 (c_parser_initval): Same.
3704 (c_parser_asm_operands): Same.
3705 (c_parser_expr_no_commas): Same. Pass location to build_modify_expr.
3706 (c_parser_conditional_expression): Same.
3707 (c_parser_binary_expression): Add location info to stack. Use it.
3708 (c_parser_unary_expression): Pass location to
3709 default_function_array_conversion, parser_build_unary_op,
3710 build_indirect_ref, c_parser_postfix_expression_after_primary.
3711 (c_parser_postfix_expression_after_primary): New location argument.
3713 (c_parser_expression_conv): Pass location to
3714 default_function_array_conversion.
3715 (c_parser_expr_list): Same.
3716 (c_parser_omp_atomic): Same.
3717 (c_parser_omp_for_loop): Same.
3718 * c-tree.h: (struct c_declarator): Add comment to id_loc.
3719 (build_array_declarator): New argument.
3720 * c-decl.c (build_array_declarator): Add location argument.
3721 (grokdeclarator): Set id_loc for cdk_array.
3722 * c-parser.c (c_parser_direct_declarator_inner): Pass location to
3723 build_array_declarator.
3724 * tree.c (build_omp_clause): Add location argument.
3725 * tree.h (OMP_CLAUSE_HAS_LOCATION): New macro.
3726 (OMP_CLAUSE_LOCATION): New macro.
3727 (struct tree_omp_clause): Add location field.
3728 (build_omp_clause): Add argument.
3729 * testsuite/gcc.dg/gomp/for-1.c: Fix column.
3730 * cp/pt.c (tsubst_omp_for_iterator): Pass location to
3732 * cp/parser.c (cp_parser_omp_var_list_no_open): Same.
3733 (cp_parser_omp_clause_collapse): Same.
3734 (cp_parser_omp_clause_default): Same.
3735 (cp_parser_omp_clause_if): Same.
3736 (cp_parser_omp_clause_nowait): Same.
3737 (cp_parser_omp_clause_num_threads): Same.
3738 (cp_parser_omp_clause_ordered): Same.
3739 (cp_parser_omp_clause_schedule): Same.
3740 (cp_parser_omp_clause_untied): Same.
3741 (cp_parser_omp_for_loop): Same.
3742 (cp_parser_omp_parallel): Pass location to c_split_parallel_clauses.
3743 * c-tree.h (c_start_case): Add location argument.
3744 (c_process_expr_stmt): Same.
3745 (c_finish_goto_*): Same.
3746 * tree-parloops.c (initialize_reductions): Pass location to
3748 (create_parallel_loop): Same.
3749 * fortran/trans-openmp.c (gfc_trans_omp_variable_list): Same.
3750 (gfc_trans_omp_reduction_list): Same.
3751 (gfc_trans_omp_clauses): Same.
3752 (gfc_trans_omp_do): Same.
3753 * c-typeck.c (c_finish_goto_label): Same.
3754 (c_finish_goto_ptr): New location argument.
3755 (c_start_case): Same.
3756 (emit_side_effect_warnings): Same.
3757 (c_process_expr_stmt): Same.
3758 (c_finish_stmt_expr): Same.
3759 (c_finish_omp_clauses): Use error_at instead of error.
3760 * gimplify.c (gimplify_adjust_omp_clauses_1): Pass location to
3762 * c-omp.c (c_split_parallel_clauses): New location argument.
3763 * tree-nested.c (convert_nonlocal_reference_stmt): Pass location
3764 to build_omp_clause.
3765 (convert_local_reference_stmt): Same.
3766 (convert_gimple_call): Same.
3767 * c-common.h (c_split_parallel_clauses): New argument.
3768 * c-parser.c (c_parser_statement_after_labels): Pass location to
3769 c_finish_goto_label.
3770 (c_parser_switch_statement): Pass location to c_start_case.
3771 (c_parser_for_statement): Pass location to c_finish_expr_stmt,
3772 and c_process_expr_stmt.
3773 (c_parser_omp_variable_list): Add location argument.
3774 (c_parser_omp_clause_collapse): Pass location to build_omp_clause.
3775 (c_parser_omp_clause_default): Same.
3776 (c_parser_omp_clause_if): Same.
3777 (c_parser_omp_clause_num_threads): Same.
3778 (-c_parser_omp_clause_ordered): Same.
3779 (c_parser_omp_clause_reduction): Pass location to
3780 c_parser_omp_variable_list.
3781 (c_parser_omp_clause_schedule): Pass location to build_omp_clause.
3782 (c_parser_omp_clause_untied): Same.
3783 (c_parser_omp_for_loop): Pass location to c_process_expr_stmt.
3784 (c_parser_omp_parallel): Pass location to c_split_parallel_clauses.
3786 * c-tree.h (check_for_loop_decls, undeclared_variable,
3787 build_component_ref, build_array_ref, build_external_ref,
3788 c_expr_sizeof_expr, c_expr_sizeof_type, parser_build_unary_op,
3789 build_conditional_expr, build_compound_expr, c_cast_expr,
3790 build_c_cast, build_asm_expr, c_end_compound_stmt, c_finish_stmt_expr,
3791 c_finish_return, c_finish_omp_parallel, c_finish_omp_task): New
3793 * c-semantics.c (build_stmt): Same.
3794 (build_case_label): Same.
3795 * c-decl.c (c_finish_incomplete_decl): Pass location on down.
3796 (undeclared_variable): New argument.
3798 (lookup_label): Pass location on down.
3799 (define_label): Same.
3800 (finish_decl): Same.
3801 (build_compound_literal): Same.
3802 (finish_struct): Same.
3803 (finish_function): Do not set location here.
3804 (check_for_loop_decls): New argument.
3805 * tree.c (save_expr): Set location.
3806 (build_empty_stmt): New argument.
3807 * tree.h (build_empty_stmt): New argument to build_empty_stmt.
3808 (CAN_HAVE_LOCATION_P): Make sure we have a non empty node.
3809 * builtins.c (gimplify_va_arg_expr): Use locations.
3810 (expand_builtin_sync_operation): Same.
3811 * c-typeck.c (build_component_ref): New argument.
3812 (build_array_ref): Same.
3813 (build_external_ref): Same.
3814 (c_expr_sizeof_expr): Same.
3815 (c_expr_sizeof_type): Same.
3816 (parser_build_unary_op): Same.
3817 (build_conditional_expr): Same.
3818 (build_compound_expr): Pass location on down.
3819 (build_compound_expr): New argument.
3820 (build_c_cast): Same.
3821 (c_cast_expr): Same.
3822 (build_asm_expr): Same.
3823 (c_finish_return): Same.
3824 (c_process_expr_stmt): Pass location on down.
3825 (c_finish_stmt_expr): New argument.
3826 (push_clenaup): Same.
3827 (c_finish_omp_parallel): Same.
3828 (c_finish_omp_task): Same.
3829 * gimplify.c (gimplify_call_expr): Pass location on down.
3830 * c-omp.c (c_finish_omp_master): New argument.
3831 (c_finish_omp_critical): Same.
3832 (c_finish_omp_ordered): Same.
3833 (c_finish_omp_barrier): Same.
3834 (-c_finish_omp_taskwait): Same.
3835 (c_finish_omp_atomic): Same.
3836 (c_finish_omp_flush): Same.
3837 * tree-inline.c (copy_tree_body_r): Pass location on down.
3838 (inline_forbidden_p): Remove use of input_location.
3839 * c-gimplify.c (c_build_bind_expr): New argument.
3840 * c-common.c (c_common_truthvalue_conversion): Pass location on down.
3841 (c_sizeof_or_alignof_type): New argument.
3842 (c_alignof_expr): Same.
3843 (build_va_arg): Same.
3844 (c_add_case_label): Same.
3845 * c-common.h (c_sizeof_or_alignof_type, c_alignof_expr,
3846 c_sizeof, c_alignof, build_va_arg, build_stmt, build_case_label,
3847 c_build_bind_expr, objc_build_selector_expr, objc_build_throw_stmt,
3848 c_finish_omp_master, c_finish_omp_critical, c_finish_omp_ordered,
3849 c_finish_omp_barrier, c_finish_omp_atomic, c_finish_omp_flush,
3850 c_finish_omp_taskwait, c_finish_omp_for, c_split_parallel_clauses):
3852 * stub-objc.c (objc_build_selector_expr): Same.
3853 (objc_build_throw_stmt): Same.
3854 * c-parser.c (c_parser_declaration_or_fndef): Pass location on down.
3855 (c_parser_initelt): Same.
3856 (c_parser_compound_statement): Same.
3857 (c_parser_compound_statement_nostart): Same.
3858 (c_parser_label): Same.
3859 (c_parser_statement_after_labels): Same.
3860 (c_parser_if_body): Same.
3861 (c_parser_else_body): Same.
3862 (c_parser_if_statement): Same.
3863 (c_parser_switch_statement): Same.
3864 (c_parser_while_statement): Same.
3865 (c_parser_do_statement): Same.
3866 (c_parser_for_statement): Same.
3867 (c_parser_asm_statement): Same.
3868 (c_parser_conditional_expression): Same.
3869 (c_parser_binary_expression): Same.
3870 (c_parser_cast_expression): Same.
3871 (c_parser_unary_expression): Same.
3872 (c_parser_sizeof_expression): Same.
3873 (c_parser_alignof_expression): Same.
3874 (c_parser_postfix_expression): Same.
3875 (c_parser_expression): Same.
3876 (c_parser_objc_receiver): Same.
3877 (c_parser_omp_variable_list): Same.
3878 (c_parser_omp_structured_block): Same.
3879 (c_parser_omp_atomic): New argument.
3880 (c_parser_omp_barrier): Same.
3881 (c_parser_omp_critical): Same.
3882 (c_parser_omp_flush): Pass location on down.
3883 (c_parser_omp_for_loop): New argument.
3884 (c_parser_omp_for): Same.
3885 (c_parser_omp_master): Same.
3886 (c_parser_omp_ordered): Same.
3887 (c_parser_omp_sections_scope): Same.
3888 (c_parser_omp_sections): Same.
3889 (c_parser_omp_parallel): Same.
3890 (c_parser_omp_single): Same.
3891 (c_parser_omp_task): Same.
3892 (c_parser_omp_taskwait): Pass location on down.
3893 (c_parser_omp_construct): Same.
3894 (c_parser_omp_threadprivate): Same.
3895 * dwarf2asm.c, targhooks.c, optabs.c, tree.c, tree.h, target.h,
3896 builtins.c, omp-low.c, cgraphunit.c, tree-call-cdce.c,
3897 tree-ssa-alias.c, gimple-low.c, c-tree.h, expr.c, tree-parloops.c,
3898 c-decl.c, tree-eh.c, langhooks.c, function.c, stor-layout.c,
3899 c-typeck.c, gimplify.c, c-pragma.c, expmed.c, except.c, coverage.c,
3900 emit-rtl.c, cfgexpand.c, tree-mudflap.c, varasm.c, tree-nested.c,
3901 rtl.h, tree-inline.c, tree-profile.c, c-common.c, c-common.h,
3902 tree-switch-conversion.c, tree-cfg.c, ipa-struct-reorg.c, c-parser.c,
3903 config/i386/i386.c, stmt.c:
3904 Add location argument to the following function definitions and/or
3905 function calls: build_decl, objcp_start_struct, objcp_finish_struct,
3906 start_struct, finish_struct, PUSH_FIELD, create_artificial_label,
3907 cp_make_fname_decl, pushtag, implicitly_declare, c_make_fname_decl,
3908 build_compound_literal, parser_xref_tag, resolve_overloaded_builtin,
3909 do_case, c_finish_bc_stmt, build_compound_literal,
3910 build_function_call.
3911 * c-decl.c (build_compound_literal): Add location argument.
3912 Make all diagnostic calls use location.
3913 (start_struct): Same.
3914 (finish_struct): Same.
3916 (build_enumerator): Same.
3917 (start_function): Same.
3918 (grokdeclarator): Make all diagnostic calls use location.
3919 (store_parm_decls_oldstyle): Same.
3920 * c-typeck.c (build_function_call): Add location argument.
3921 Make all diagnostic calls use location.
3923 (c_finish_bc_stmt): Same.
3924 * tree-nested.c (get_trampoline_type): Add argument.
3925 Pass location to build_decl.
3926 (lookup_tramp_for_decl): Pass location to get_trampoline_type.
3927 * rtl.h (RTL_LOCATION): New.
3928 * c-common.c (c_add_case_label): Add location argument.
3929 Make all diagnostic calls use location.
3930 * c-common.h: Add location argument to make_fname_decl, do_case,
3931 c_add_case_label, build_function_call, resolve_overloaded_builtin.
3932 * c-parser.c (c_parser_enum_specifier): Rename ident_loc to enum_loc.
3933 Set it appropriately for every case. Pass enum_loc to start_enum
3934 call. Pass value_loc first to build_enumerator. Pass enum_loc to
3936 (c_parser_struct_or_union_specifier): Save location. Use it for
3937 start_struct, finish_struct, and parser_xref_tag.
3939 2009-06-12 Ian Lance Taylor <iant@google.com>
3941 * fold-const.c (fold_unary): Rename local variable and to and_expr.
3943 * c-opts.c (c_common_handle_option): For -Wc++-compat set
3944 cpp_opts->warn_cxx_operator_names.
3946 2009-06-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
3949 * tree-ssa-sccvn.c (visit_reference_op_load): If vn_reference_lookup
3950 is returns NULL and OP is a VCE, look through the VCE.
3952 2009-06-12 Ian Lance Taylor <iant@google.com>
3955 * collect2.c (main): Use CONST_CAST2 in code inside #if
3956 LINK_ELIMINATE_DUPLICATE_LDIRECTORIES.
3958 2009-06-12 Joey Ye <joey.ye@intel.com>
3961 * cfgexpand.c (get_decl_align_unit): Update
3962 max_used_stack_slot_alignment with align instead of
3963 stack_alignment_needed.
3965 * function.c (assign_stack_local_1): Update
3966 max_used_stack_slot_alignment with alignment_in_bits instead
3967 of stack_alignment_needed.
3968 (locate_and_pad_parm): Don't update max_used_stack_slot_alignment
3971 2009-06-12 Jakub Jelinek <jakub@redhat.com>
3973 * dwarf2out.c (last_var_location_insn): New variable.
3974 (dwarf2out_end_epilogue): Clear last_var_location_insn.
3975 (dwarf2out_var_location): Don't record anything after last real
3976 insn. Only change labels if there were any real instructions
3977 in between last note and this one, or if changed sections.
3979 2009-06-11 Richard Henderson <rth@redhat.com>
3981 * alpha.c (alpha_expand_prologue): Add a REF_CFA_REGISTER
3982 note when storing the frame pointer in a register.
3983 (FRP): Don't redefine to nothing for epilogue.
3984 (alpha_expand_epilogue): Mark register and sp restores.
3985 (unicosmk_gen_dsib): Don't mark weird frame pointer adjust.
3987 * config/alpha/alpha.c (alpha_emit_setcc): Fix test for
3988 when gen_lowpart is needed.
3990 2009-06-11 Richard Henderson <rth@redhat.com>
3992 * dwarf2out.c (def_cfa_1): Likewise for DW_CFA_cfa_offset.
3994 * dwarf2out.c (need_data_align_sf_opcode): New.
3995 (div_data_align): Move earlier.
3996 (def_cfa_1, reg_save): Use it.
3998 2009-06-11 H.J. Lu <hongjiu.lu@intel.com>
4000 * config/i386/i386.c (OPTION_MASK_ISA_CRC32_SET): New.
4001 (OPTION_MASK_ISA_CRC32_UNSET): Likewise.
4002 (ix86_handle_option): Handle OPT_mcrc32.
4003 (ix86_target_string): Add -mcrc32.
4004 (bdesc_args): Enable crc32 builtins with OPTION_MASK_ISA_CRC32.
4006 * config/i386/i386.h (TARGET_CRC32): New.
4008 * config/i386/i386.md (sse4_2_crc32<mode>): Also check TARGET_CRC32.
4009 (sse4_2_crc32di): Likewise.
4011 * config/i386/i386.opt (mcrc32): New.
4013 * doc/invoke.texi: Document -mcrc32.
4015 2009-06-11 Richard Henderson <rth@redhat.com>
4017 * common.opt (gdwarf-): Accept a version number.
4018 * doc/invoke.texi (gdwarf-): Update docs.
4019 * opth-gen.awk: Special case -gdwarf+ to OPT_gdwarfplus.
4020 * opts.c (common_handle_option) [OPT_gdwarf_]: Verify dwarf
4021 version level, and record it.
4023 * dwarf2.h (DW_CIE_VERSION): Remove.
4024 * dwarf2out.c (DWARF_VERSION): Remove.
4025 (add_fde_cfi): Skip DW_CFA_set_loc addition for dwarf3.
4026 (output_call_frame_info): Use CIE version 3 for dwarf3,
4027 or if the return register column is out of range for version 1.
4028 (dwarf_stack_op_name): Add all dwarf3 values.
4029 (DEBUG_PUBTYPES_SECTION): New.
4030 (size_of_die) [dw_val_class_die_ref]: Handle DW_FORM_ref_addr
4031 encoding change for dwarf3.
4032 (output_die) [dw_val_class_die_ref]: Likewise.
4033 (output_compilation_unit_header): Emit correct version for dwarf3.
4034 (output_line_info): Likewise.
4035 (output_pubnames): Update for DWARF_VERSION removal.
4036 (output_aranges): Likewise.
4037 (gen_subprogram_die): Emit DW_OP_call_frame_cfa if emitting dwarf3.
4038 (dwarf2out_init): Don't ifdef DEBUG_PUBTYPES_SECTION.
4039 (dwarf2out_finish): Likewise.
4041 2009-06-11 David Daney <ddaney@caviumnetworks.com>
4043 * system.h (gcc_assert, gcc_unreachable): Revert accidental commit
4046 2009-06-11 David Daney <ddaney@caviumnetworks.com>
4049 * doc/extend.texi ( __builtin_unreachable): Document new builtin.
4050 * builtins.c (expand_builtin_unreachable): New function.
4051 (expand_builtin): Handle BUILT_IN_UNREACHABLE case.
4052 * builtins.def (BUILT_IN_UNREACHABLE): Add new builtin.
4053 * cfgcleanup.c (try_optimize_cfg): Delete empty blocks with no
4055 * cfgrtl.c (rtl_verify_flow_info): Handle empty blocks when
4056 searching for missing barriers.
4058 2009-06-11 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
4060 * config/darwin.h (LINK_COMMAND_SPEC): Adjust spec to link libcov
4061 when -fprofile-generate* was passed.
4062 * config/darwin9.h (LINK_COMMAND_SPEC): Likewise.
4064 2009-06-11 Anthony Green <green@moxielogic.com>
4066 * config/moxie/moxie.md: Define length attribute for all instructions.
4068 (*b<cond:code>): Support limited branch ranges for new PC-relative
4069 branch instructions.
4070 * config/moxie/moxie.h (HAS_LONG_UNCOND_BRANCH): Define.
4072 2009-06-11 Jakub Jelinek <jakub@redhat.com>
4074 * config/i386/i386.c (min_insn_size): Use get_attr_length
4075 for normal insns other than TYPE_MULTI, TYPE_OTHER and TYPE_FCMP.
4078 * config/i386/i386.c (ix86_pad_returns): Use emit_jump_insn_before
4079 instead of emit_insn_before.
4081 2009-06-10 Ian Lance Taylor <iant@google.com>
4084 * graphite.c (add_conditions_to_domain): Change SWITCH_EXPR to
4087 2009-06-10 Revital Eres <eres@il.ibm.com>
4089 * passes.c (init_optimization_passes): Reschedule
4090 predictive-commoning pass before complete unroll pass.
4092 2009-06-10 Martin Jambor <mjambor@suse.cz>
4094 * cgraph.c (cgraph_node_can_be_local_p): New function.
4095 (cgraph_make_node_local): New function.
4096 * cgraph.h (cgraph_node_can_be_local_p): Declare.
4097 (cgraph_make_node_local): Declare.
4099 2009-06-10 Nathan Froyd <froydnj@codesourcery.com>
4101 * tree.h (tree_base): Add packed_flag and user_align fields.
4102 Decrease size of spare field.
4103 (TYPE_USER_ALIGN): Use user_align from tree_base.
4104 (DECL_USER_ALIGN): Likewise.
4105 (TYPE_PACKED): Use packed_flag from tree_base.
4106 (DECL_PACKED): Likewise.
4107 (tree_type): Delete packed_flag and user_align fields. Widen
4108 precision field. Widen mode field and shuffle fields to align
4109 mode on an 8-bit boundary.
4110 (tree_decl_common): Delete decl_flag_1 and user_align fields.
4111 Renumber decl_flag_* fields. Fix comments. Widen
4112 decl_common_unused field.
4113 (DECL_HAS_VALUE_EXPR_P): Adjust for renumbering of decl_flag_* fields.
4114 (DECL_EXTERNAL): Likewise.
4115 (DECL_BIT_FIELD): Likewise.
4116 (DECL_NONADDRESSABLE_P): Likewise.
4117 (TYPE_DECL_SUPRESS_DEBUG): Likewise.
4118 * config/arm/arm-modes.def (XImode): Make it an INT_MODE.
4120 2009-06-10 Ian Lance Taylor <iant@google.com>
4122 * vec.h (DEF_VEC_ALLOC_I): Use DEF_VEC_NONALLOC_FUNCS_I.
4123 (DEF_VEC_ALLOC_P): Use DEF_VEC_NONALLOC_FUNCS_P.
4124 (DEF_VEC_ALLOC_O): Use DEF_VEC_NONALLOC_FUNCS_O.
4125 (DEF_VEC_ALLOC_FUNC_P): Only define VEC_OP (T,A,alloc).
4126 (DEF_VEC_NONALLOC_FUNCS_P): New macro, broken out of old
4127 DEF_VEC_ALLOC_FUNC_P.
4128 (DEF_VEC_ALLOC_FUNC_O): Only define VEC_OP (T,A,alloc).
4129 (DEF_VEC_NONALLOC_FUNCS_O): New macro, broken out of old
4130 DEF_VEC_ALLOC_FUNC_O.
4131 (DEF_VEC_ALLOC_FUNC_I): Only define VEC_OP (T,A,alloc).
4132 (DEF_VEC_NONALLOC_FUNCS_I): New macro, broken out of old
4133 DEF_VEC_ALLOC_FUNC_I.
4134 (vec_stack_p_reserve, vec_stack_p_reserve_exact): Declare.
4135 (vec_stack_p_reserve_exact_1): Declare.
4136 (vec_stack_o_reserve, vec_stack_o_reserve_exact): Declare.
4137 (vec_stack_free): Declare.
4138 (VEC_stack_alloc): Define.
4139 (DEF_VEC_ALLOC_P_STACK, DEF_VEC_ALLOC_FUNC_P_STACK): Define.
4140 (DEF_VEC_ALLOC_O_STACK, DEF_VEC_ALLOC_FUNC_O_STACK): Define.
4141 (DEF_VEC_ALLOC_I_STACK, DEF_VEC_ALLOC_FUNC_I_STACK): Define.
4142 * vec.c (void_p): New type. Call DEF_VEC_P and DEF_VEC_ALLOC_P
4144 (stack_vecs): New static variable.
4145 (vec_stack_p_reserve_exact_1): New function.
4146 (vec_stack_o_reserve_1): New static function.
4147 (vec_stack_p_reserve, vec_stack_p_reserve_exact): New functions.
4148 (vec_stack_o_reserve, vec_stack_o_reserve_exact): New functions.
4149 (vec_stack_free): New function.
4150 * df-scan.c (df_ref): Use DEF_VEC_P and DEF_VEC_ALLOC_P_STACK.
4151 (VEC_df_ref_stack_alloc): Define.
4152 (df_mw_hardreg_ptr): New type. Use DEF_VEC_P and
4153 DEF_VEC_ALLOC_P_STACK.
4154 (VEC_df_mw_hardreg_ptr_stack_alloc): Define.
4155 (struct df_collection_rec): Change _vec fields to VEC. Remove
4157 (df_free_collection_rec): Adjust for new fields.
4158 (df_insn_rescan): Use new df_collection_rec fields.
4159 (df_notes_rescan, df_canonize_collection_rec): Likewise.
4160 (df_ref_create_structure, df_ref_record): Likewise.
4161 (df_get_conditional_uses, df_get_call_refs): Likewise.
4162 (df_insn_refs_collect, df_bb_refs_collect): Likewise.
4163 (df_bb_refs_record, df_record_entry_block_defs): Likewise.
4164 (df_record_exit_block_uses, df_bb_verify): Likewise.
4165 (df_swap_refs): Change ref_vec parameter to VEC. Change all callers.
4166 (df_sort_and_compress_refs): Change ref_vec parameter to VEC.
4167 Remove count parameter. Change return type to void. Change all
4169 (df_sort_and_compress_mws): Change mw_vec parameter to VEC.
4170 Remove count parameter. Change return type to void. Change all
4172 (df_install_refs): Change old_vec parameter to VEC. Remove count
4173 parameter. Change all callers.
4174 (df_install_mws): Change old_vec parameter to VEC. Remove count
4175 parameter. Change all callers.
4176 (df_refs_verify): Change new_rec parameter to VEC. Change call
4178 (df_mws_verify): Likewise.
4180 2009-06-10 Alexandre Oliva <aoliva@redhat.com>
4182 * gcc.c (compare_files): Cast munmap argumento to caddr_t.
4184 2009-06-10 H.J. Lu <hongjiu.lu@intel.com>
4186 * doc/extend.texi: Add description for __builtin_ia32_crc32di.
4188 2009-06-10 Anthony Green <green@moxielogic.com>
4190 * config/moxie/crti.asm: New file.
4191 * config/moxie/crtn.asm: New file.
4192 * config/moxie/moxie.c: New file.
4193 * config/moxie/moxie.h: New file.
4194 * config/moxie/sfp-machine.h: New file.
4195 * config/moxie/moxie-protos.h: New file.
4196 * config/moxie/t-moxie: Created.
4197 * config/moxie/t-moxie-softfp: Created.
4198 * config/moxie/moxie.md: Created.
4199 * config/moxie/constraints.md: Created.
4200 * config.gcc: Add moxie support.
4201 * doc/md.texi (Machine Constraints): Add moxie constraints.
4202 * doc/contrib.texi (Contributors): Mention moxie port.
4203 * doc/install.texi (Specific): Mention the moxie port.
4205 2009-06-09 Ian Lance Taylor <iant@google.com>
4207 * system.h (HAVE_DESIGNATED_INITIALIZERS): Don't define if
4209 * optabs.c (optab_table): Only use designated initializers if
4210 HAVE_DESIGNATED_INITIALIZERS is defined.
4211 (convert_optab_table): Likewise.
4212 (init_optabs): Always call init_insn_codes if
4213 HAVE_DESIGNATED_INITIALIZERS is not defined.
4215 2009-06-09 Ian Lance Taylor <iant@google.com>
4217 * targhooks.c (default_builtin_vectorized_function): Change fn
4218 parameter to unsigned int.
4219 (default_builtin_vectorized_conversion): Change code parameter to
4221 (default_builtin_reciprocal): Change fn parameter to unsigned int.
4222 * targhooks.h: Update declarations.
4223 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Change code
4224 parameter to unsigned int.
4226 * c-typeck.c (comptypes_check_enum_int): New static function.
4227 (comptypes_internal): Add enum_and_int_p parameter. Change all
4229 (comp_target_types): Add location parameter. Change all callers.
4230 (tagged_types_tu_compatible_p): Add enum_and_int_p parameter.
4232 (function_types_compatible_p, type_lists_compatible_p): Likewise.
4233 (build_conditional_expr): Add colon_loc parameter. Change all
4235 (convert_for_assignment): Add location parameter. Change all callers.
4236 * c-parser.c (c_parser_conditional_expression): Pass location of
4237 colon to build_conditional_expr.
4238 * c-tree.h (build_conditional_expr): Update declaration.
4240 2009-06-09 Sebastian Pop <sebastian.pop@amd.com>
4242 * graphite.c: Revert previous patch.
4244 2009-06-09 Sebastian Pop <sebastian.pop@amd.com>
4247 * graphite.c: Remove pragma GCC diagnostic warning "-Wc++-compat".
4249 2009-06-09 Ghassan Shobaki <ghassan.shobaki@amd.com>
4251 * tree-ssa-loop-prefetch.c
4252 (loop_prefetch_arrays): Fixed a portability problem in printf format
4255 2009-06-09 Martin Jambor <mjambor@suse.cz>
4257 PR tree-optimization/40351
4258 * tree-sra.c (propagate_subacesses_accross_link): Check that a
4259 refrence to a potential artifical subaccess can be constructed.
4261 2009-06-08 Kaz Kojima <kkojima@gcc.gnu.org>
4263 * config/sh/sh-protos.h (sh_optimization_options): Declare.
4264 (sh_override_options): Likewise.
4265 * config/sh/sh.c: Include params.h.
4266 (sh_optimization_options): New.
4267 (sh_override_options): Likewise.
4268 * config/sh/sh.c (OPTIMIZATION_OPTIONS): Use sh_optimization_options.
4269 (OVERRIDE_OPTIONS): Use sh_override_options.
4271 2009-06-08 Jakub Jelinek <jakub@redhat.com>
4273 * dwarf2out.c (emit_cfa_remember): New variable.
4274 (add_fde_cfi): If emit_cfa_remember, recurse to add
4275 DW_CFA_remember_state first.
4276 (dwarf2out_begin_epilogue): Don't add_fde_cfi DW_CFA_remember_state,
4277 instead just set emit_cfa_remember.
4279 2009-06-08 Jan Hubicka <jh@suse.cz>
4282 * dwarf2out.c (dwarf2out_abstract_function): Free decl_loc_table.
4284 2009-06-08 Jan Hubicka <jh@suse.cz>
4287 * cgraphunit.c (save_inline_function_body): Do not copy transform
4288 hooks for saved inline bodies.
4289 * ipa-passes.c (do_per_function): Do not add the hoks multiple times
4292 2009-06-08 Adam Nemet <anemet@caviumnetworks.com>
4294 * jump.c (returnjump_p): Handle delayed branches. Add missing
4297 2009-06-08 Jan Hubicka <jh@suse.cz>
4300 * cgraph.c (cgraph_create_edge_including_clones): Also asume that the
4301 original node might've been modified.
4302 * tree-inline.c (copy_bb): Do not assume that all clones are the same.
4304 2009-06-08 Jakub Jelinek <jakub@redhat.com>
4306 * tree-object-size.c (addr_object_size): Add OSI argument.
4307 Handle also INDIRECT_REF with SSA_NAME inside of it as base address.
4308 (compute_builtin_object_size, expr_object_size): Adjust callers.
4309 (plus_stmt_object_size): Call addr_object_size instead of
4310 compute_builtin_object_size.
4312 2009-06-08 Ghassan Shobaki <ghassan.shobaki@amd.com>
4313 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
4315 * tree-ssa-loop-prefetch.c
4316 (gather_memory_references): Introduced a counter for the number of
4318 (anything_to_prefetch_p): Introduced a counter for the number of
4320 (is_loop_prefetching_profitable): New function with a cost model
4322 (loop_prefetch_arrays): Use the new cost model to determine if
4323 prefetching is profitable.
4324 * params.def (MIN_INSN_TO_PREFETCH_RATIO,
4325 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
4326 * params.h (MIN_INSN_TO_PREFETCH_RATIO,
4327 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
4328 * doc/invoke.texi (MIN_INSN_TO_PREFETCH_RATIO,
4329 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
4331 2009-06-08 Michael Matz <matz@suse.de>
4334 * cfgexpand.c (set_rtl): Store place also in DECL_RTL, if all
4335 partitions use the same.
4336 (expand_one_var): Deal with DECL_RTL sometimes begin set also
4337 for basevars of SSA_NAMEs.
4338 (expand_used_vars): Reset TREE_USED for basevars of SSA_NAMEs,
4339 to not expand them twice.
4340 (gimple_expand_cfg): Clear DECL_RTL for those decls that have
4343 2009-06-08 Alexandre Oliva <aoliva@redhat.com>
4345 * common.opt (fcompare-debug=, fcompare-debug-second): New.
4346 (fdump-final-insns=, gtoggle): New.
4347 * doc/invoke.texi: Document them.
4348 * final.c (rest_of_clean_state): Dump final insn stream.
4349 * gcc.c (invoke_as): Hook in -fcompare-debug.
4350 (static_spec_functions): Add compare-debug-dump-opt,
4351 compare-debug-self-opt and compare-debug-auxbase-opt.
4352 (compare_debug, compare_debug_second, compare_debug_opt): New.
4353 (switches_debug_check, n_switches_debug_check): New.
4354 (debug_auxbase_opt, debug_check_temp_file): New.
4355 (process_command): Handle -fno-compare-debug, -fcompare-debug and
4357 (do_self_spec): Handle arguments after switches.
4358 (do_spec_1): Add .gk extension to temp file basenames for compare.
4359 (check_live_switch): Take SWITCH_IGNORE into account, and earlier.
4360 (cc1_options): Use it instead of normal auxbase computation for
4361 the second compare-debug compilation.
4362 (compare_files): New.
4363 (main): Set up and implement compare debug mode.
4364 (compare_debug_dump_opt_spec_function): New.
4365 (compare_debug_self_opt_spec_function): New.
4366 (compare_debug_auxbase_opt_spec_function): New.
4367 * toplev.c (process_options): Handle flag_gtoggle,
4368 flag_dump_final_insns.
4369 * coverage.c (coverage_begin_output): Don't overwrite .gcno file
4370 during -fcompare-debug-second compilation.
4372 2009-06-07 Ian Lance Taylor <iant@google.com>
4374 * dwarf2.h (enum dwarf_location_atom): Add INTERNAL_DW_OP_tls_addr.
4375 * dwarf2out.c (INTERNAL_DW_OP_tls_addr): Don't #define.
4377 * c-common.c (c_do_switch_warnings): Don't exit early for -Wswitch
4378 with no default node. Change warning with %H to warning_at.
4379 Don't clear warn_switch around case checking.
4380 * doc/invoke.texi (Warning Options): Clarify distinction between
4381 -Wswitch and -Wswitch-enum.
4383 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
4385 * tree-pass.h (TODO_update_ssa_any): Document internal use only.
4387 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
4389 * gbl-ctors.h: Add header guard.
4391 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
4393 * tree-flow.h (make_value_handle, set_value_handle, sort_vuses,
4394 sort_vuses_heap, vn_lookup_or_add, vn_lookup_or_add_with_stmt,
4395 vn_lookup_or_add_with_vuses, vn_add, vn_add_with_vuses,
4396 vn_lookup_with_stmt, vn_lookup, vn_lookup_with_vuses): Remove
4397 prototypes for removed functions.
4398 (expressions_equal_p): Move to ...
4399 * tree-ssa-sccvn.h: ... here and ...
4400 * matrix-reorg.c: ... adjust includes.
4402 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
4404 * ipa-struct-reorg.c (do_reorg_1): Fix whitespace in dump output.
4406 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
4408 * c-decl.c (finish_decl): Use bool for variable was_incomplete.
4409 (finish_function): Remove erroneous whitespace.
4411 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
4413 * tree-cfg.c (gimple_merge_blocks): Commentary typo fix.
4414 (verify_stmts): Print statement who's gimple_bb is set to a wrong BB
4416 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
4418 * errors.c (internal_error): Commentary typo fix.
4419 * gimple-iterator.c (gsi_insert_seq_on_edge): Ditto.
4420 * tree-ssa-pre.c: Ditto.
4422 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
4424 * basic-block.h (ENTRY_BLOCK, EXIT_BLOCK): Document that neither of
4425 them is supposed to hold actual statements.
4427 2009-06-06 Ian Lance Taylor <iant@google.com>
4429 * doc/extend.texi (Attribute Syntax): Document that C++ labels on
4430 empty statements can now have attributes.
4432 2009-06-05 Shujing Zhao <pearly.zhao@oracle.com>
4434 * config/mips/mips.c: Use REG_P and CONST_INT_P where applicable.
4435 * config/mips/mips.md: Ditto.
4437 2009-06-05 Nathan Froyd <froydnj@codesourcery.com>
4439 * config/rs6000/eabi.asm (__eabi_convert): Don't define if
4441 (__eabi_uconvert): Likewise.
4443 2009-06-05 Nathan Froyd <froydnj@codesourcery.com>
4445 * config/rs6000/ppc-asm.h: Protect auto-host.h inclusion and
4446 CFI_* definitions with IN_GCC.
4448 2009-06-05 David Edelsohn <edelsohn@gnu.org>
4450 * xcoffout.h (xcoffout_source_line): Update prototype.
4452 2009-06-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4454 * builtins.c (do_mpc_ckconv, do_mpc_arg1): Use
4455 mpc_realref/mpc_imagref instead of MPC_RE/MPC_IM.
4457 2009-06-05 Jakub Jelinek <jakub@redhat.com>
4460 * tree-ssa-live.c (remove_unused_scope_block_p): Don't prune
4461 inlined_function_outer_scope_p blocks for artificial inlines
4463 * tree.c (tree_nonartificial_location): Rewrite using
4464 block_nonartificial_location.
4466 2009-06-05 Revital Eres <eres@il.ibm.com>
4467 Leehod Baruch <leehod@il.ibm.com>
4469 * expr.c (expand_assignment): Expand MISALIGNED_INDIRECT_REF.
4470 (expand_expr_real_1): Remove comment.
4471 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
4472 Vectorize misaligned access when the target supports it.
4473 (vect_supportable_dr_alignment): Check for unaligned access support.
4474 * tree-vect-stmts.c (vectorizable_store): Generate misaligned store
4477 2009-06-05 Julian Brown <julian@codesourcery.com>
4479 * config/arm/ieee754-df.S (cmpdf2): Avoid writing below SP.
4480 * config/arm/ieee754-sf.S (cmpsf2): Likewise.
4482 2009-06-05 Richard Guenther <rguenther@suse.de>
4485 * dwarf2out.c (dwarf2out_begin_function): Mark discriminator
4488 2009-06-05 Jakub Jelinek <jakub@redhat.com>
4490 * config/s390/s390.c (global_not_special_regno_p): New static inline.
4491 (save_gprs): Don't tell unwinder when a global register is saved.
4492 (s390_emit_epilogue): Emit needed epilogue unwind info.
4494 2009-06-05 Alexandre Oliva <aoliva@redhat.com>
4496 * dwarf2out.c (deferred_asm_name): New.
4497 (add_name_and_src_coords_attributes): Defer creation of
4498 DW_AT_MIPS_linkage_name attribute if DECL_ASSEMBLER_NAME was not
4500 (move_linkage_attr): New.
4501 (dwarf2out_finish): Revisit deferrals and emit attributes at the
4504 2009-06-05 Alexandre Oliva <aoliva@redhat.com>
4506 * tree-nested.c (finalize_nesting_tree_1): Declare the
4507 frame_decl in the binding tree.
4509 2009-06-04 Cary Coutant <ccoutant@google.com>
4511 * basic-block.h (struct basic_block_def): Add discriminator field.
4512 * dbxout.c (dbxout_source_line): Add new parameter. Change all
4514 * debug.c (do_nothing_debug_hooks): Add additional entry.
4515 (debug_nothing_int_charstar_int): New function.
4516 * debug.h (struct gcc_debug_hooks): Add parameter to source_line hook.
4517 (debug_nothing_int_charstar_int): New declaration.
4518 * dwarf2out.c (dwarf2out_source_line): Add new parameter. Write
4519 discriminator value in .loc directive.
4520 * final.c (last_discriminator): New variable.
4521 (discriminator): New variable.
4522 (final_start_function): Initialize above variables, pass current
4523 discriminator to debug hook.
4524 (notice_source_line): Check for discriminator change.
4525 * gimple-pretty-print.c (dump_bb_header): Print discriminator value.
4526 * sdbout.c (sdbout_source_line): New parameter.
4527 * tree-cfg.c (struct locus_discrim_map): New structure type.
4528 (discriminator_per_locus): New hash table.
4529 (build_gimple_cfg): Allocate and free discriminator hash table.
4530 (make_edges): Call assign_discriminator.
4531 (locus_map_hash): New function.
4532 (locus_map_eq): New function.
4533 (next_discriminator_for_locus): New function.
4534 (same_line_p): New function.
4535 (assign_discriminator): New function.
4536 (make_cond_expr_edges): Call assign_discriminator.
4537 (make_gimple_switch_edges): Likewise.
4538 (first_non_label_stmt): New function.
4539 * vmsdbgout.c (vmsdbgout_source_line): Add new parameter. Change
4541 * xcoffout.c (xcoffout_source_line): Add new parameter.
4543 * configure.ac (gcc_cv_as_discriminator): New configury check for
4544 gas support for discriminator.
4545 * configure: Regenerate.
4546 * config.in: Regenerate.
4548 2009-06-04 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
4550 * config/arm/arm.c (thumb2_legitimate_index_p): Initialize
4551 val after checking for integers.
4553 2009-06-04 Uros Bizjak <ubizjak@gmail.com>
4555 * config/i386/i386.h (X86_64_MS_REGPARM_MAX): Rename from
4557 (REGPARM_MAX): Use X86_64_MS_REGPARM_MAX.
4558 (X86_64_MS_SSE_REGPARM_MAX): Rename from X64_SSE_REGPARM_MAX.
4559 (SSE_REGPARM_MAX): Use X86_64_MS_SSE_REGPARM_MAX.
4560 * config/i386/i386.c: Use X86_64_MS_REGPARM_MAX instead of
4561 X64_REGPARM_MAX. Use X86_64_MS_SSE_REGPARM_MAX instead of
4562 X64_SSE_REGPARM_MAX.
4563 * config/i386/i386.md: Use X86_64_MS_SSE_REGPARM_MAX instead of
4564 X64_SSE_REGPARM_MAX.
4566 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
4568 * gcc.c (report_times_to_file): New.
4569 (execute): Implement it.
4570 (process_command): Support -time=.
4571 * doc/invoke.texi: Document it.
4573 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
4575 * tree-ssa-live.c (remove_unused_scope_block_p): Keep variables
4576 that have value exprs.
4578 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
4580 * dwarf2asm.c (dw2_force_const_mem): Defer creation of
4581 declarations for constants until...
4582 (dw2_output_indirect_constant_1): ... this point.
4584 2009-06-04 Richard Earnshaw <rearnsha@arm.com>
4587 * arm.md (arm_addsi3): Don't try to split an add with an
4588 eliminable register until after reload has completed.
4590 2009-06-03 Ian Lance Taylor <iant@google.com>
4592 * dummy-checksum.c (executable_checksum): Use EXPORTED_CONST.
4593 * genattrtab.c (write_length_unit_log): Likewise.
4594 * genchecksum.c (dosum): Likewise.
4595 * gengtype.c (write_rtx_next): Likewise.
4596 (finish_root_table, write_roots): Likewise.
4597 * gimple.c (gimple_ops_offset_): Likewise.
4598 * tree-nomudflap.c (gt_ggc_r_gt_tree_mudflap_h): Likewise.
4599 * config/arc/arc.c (arc_attribute_table): Likewise.
4600 * config/arm/arm.c (arm_attribute_table): Likewise.
4601 * config/avr/avr.c (avr_attribute_table): Likewise.
4602 * config/crx/crx.c (crx_attribute_table): Likewise.
4603 * config/m32r/m32r.c (m32r_attribute_table): Likewise.
4604 * config/m68hc11/m68hc11.c (m68hc11_attribute_table): Likewise.
4605 * config/mcore/mcore.c (mcore_attribute_table): Likewise.
4606 * config/rs6000/rs6000.c (rs6000_attribute_table): Likewise.
4607 * config/sh/sh.c (sh_attribute_table): Likewise.
4608 * config/sparc/sparc.c (sparc_attribute_table): Likewise.
4609 * config/spu/spu.c (spu_attribute_table): Likewise.
4610 * config/v850/v850.c (v850_attribute_table): Likewise.
4612 * config/alpha/alpha.c (vms_attribute_table): Make static.
4613 * config/bfin/bfin.c (bfin_attribute_table): Likewise.
4614 * config/h8300/h8300.c (h8300_attribute_table): Likewise.
4615 * config/mips/mips.c (mips_attribute_table): Likewise.
4617 * Makefile.in (dummy-checksum.o): Depend upon $(CONFIG_H) and
4619 (cc1-checksum.o): Likewise.
4621 2009-06-03 Steve Ellcey <sje@cup.hp.com>
4623 * config/ia64/vect.md (*movv2sf_internal): Handle big endian case.
4625 2009-06-03 Jakub Jelinek <jakub@redhat.com>
4627 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Return generated
4628 insn if it is changing sp. Use gen_add3_insn instead of
4629 conditionally gen_addsi3 and gen_adddi3.
4630 (offset_below_red_zone_p): New static inline function.
4631 (rs6000_emit_epilogue): Emit needed epilogue unwind info.
4632 Use gen_add3_insn instead of conditionally gen_addsi3 and gen_adddi3.
4633 * config/rs6000/ppc-asm.h: Include auto-host.h.
4634 (CFI_STARTPROC, CFI_ENDPROC, CFI_DEF_CFA_REGISTER, CFI_OFFSET,
4635 CFI_RESTORE): Define.
4636 * config/rs6000/crtresxgpr.asm: Add unwind info.
4637 * config/rs6000/crtresxfpr.asm: Likewise.
4638 * config/rs6000/crtresgpr.asm: Likewise.
4639 * config/rs6000/crtresfpr.asm: Likewise.
4640 * config/rs6000/crtsavgpr.asm: Likewise.
4641 * config/rs6000/crtsavfpr.asm: Likewise.
4643 * dwarf2out.c (output_cfi_directive): Pass 1 instead of 0 to second
4644 argument of DWARF2_FRAME_REG_OUT macros.
4646 2009-06-03 Julian Brown <julian@codesourcery.com>
4648 * config/arm/arm.c (arm_hard_regno_mode_ok): Permit values of four
4649 words or less (including TImode) in core registers.
4651 2009-06-03 Richard Guenther <rguenther@suse.de>
4654 * fold-const.c (fold_convert): Fold the build COMPLEX_EXPR.
4656 2009-06-03 Andrey Belevantsev <abel@ispras.ru>
4658 * statistics.c (statistics_counter_event): Do not record event
4659 in pass dump if its number == -1.
4660 (curr_statistics_hash): Add assert that we never get passes
4661 with static number == -1.
4663 2009-06-03 Richard Guenther <rguenther@suse.de>
4664 Andrey Belevantsev <abel@ispras.ru>
4666 * cfgexpand.c (discover_nonconstant_array_refs_r): Make only
4667 non-BLKmode arrays addressable.
4669 2009-06-03 Maxim Kuvyrkov <maxim@codesourcery.com>
4671 * config/m68k/linux.h (HAVE_GAS_BALIGN_AND_P2ALIGN): Move to ...
4672 * config/m68k/m68k.h: ... here.
4673 * testsuite/gcc.dg/falign-labels.c (dg-options): Don't restrict for
4676 2009-06-03 Martin Jambor <mjambor@suse.cz>
4678 PR tree-optimization/40323
4679 * ipa-prop.c (get_ssa_def_if_simple_copy): Break if not single
4682 2009-06-03 Richard Guenther <rguenther@suse.de>
4684 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Use DECL_SIZE
4687 2009-06-03 Shujing Zhao <pearly.zhao@oracle.com>
4689 * config/sh/predicates.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
4690 JUMP_P, CALL_P, NONJUMP_INSN_P, NOTE_P, BARRIER_P and
4691 JUMP_TABLE_DATA_P where applicable.
4692 * config/sh/sh.c: Ditto.
4693 * config/sh/sh.h: Ditto.
4694 * config/sh/sh.md: Ditto.
4695 * config/sh/symbian.c: Ditto.
4697 2009-06-03 Uros Bizjak <ubizjak@gmail.com>
4699 * config/i386/driver-i386.c (describe_cache): Optimize
4700 concatenation of strings. Use snprintf instead of sprintf.
4701 (host_detect_local_cpu): Ditto. Ignore -march and -mtune for native
4702 target when not compiling with GCC.
4704 2009-06-02 Kaz Kojima <kkojima@gcc.gnu.org>
4706 * config/sh/sh.c: Revert last change.
4707 (sh_expand_epilogue): Emit a blockage insn before the frame
4708 pointer adjustment unconditionally.
4710 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
4712 * config/pa/pa-hpux.h (LINK_SPEC): Remove "%<fwhole-program".
4713 * config/pa/pa-hpux10.h (LINK_SPEC): Likewise.
4714 * config/pa/pa-hpux11.h (LINK_SPEC): Likewise.
4715 * gcc.c (set_collect_gcc_options): Don't add -fwhole-program
4716 to COLLECT_GCC_OPTIONS.
4718 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
4720 * collect2.c (target_system_root): New variable.
4721 (main): Handle --sysroot=.
4722 (ignore_library): Strip the sysroot from the library path.
4724 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
4726 * Makefile.in (COLLECT2_OBJS): Add collect2-aix.o.
4727 (collect2.o): Depend on collect2-aix.h.
4728 (collect2-aix.o): New rule.
4729 * collect2-aix.h: New file.
4730 * collect2-aix.c: Likewise.
4731 * collect2.c: Include collect2-aix.h. Don't undefine
4732 OBJECT_FORMAT_COFF if CROSS_AIX_SUPPORT is defined.
4733 Guard native includes with #ifndef CROSS_DIRECTORY_STRUCTURE.
4734 Use TARGET_AIX_VERSION instead of _AIX51.
4735 * config/rs6000/aix43.h (TARGET_AIX_VERSION): Define.
4736 * config/rs6000/aix51.h (TARGET_AIX_VERSION): Likewise.
4737 * config/rs6000/aix52.h (TARGET_AIX_VERSION): Likewise.
4738 * config/rs6000/aix53.h (TARGET_AIX_VERSION): Likewise.
4739 * config/rs6000/aix61.h (TARGET_AIX_VERSION): Likewise.
4741 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
4743 * collect2.c (ignore_library): Avoid premature post-increment
4746 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
4748 * Makefile.in (libgcc.mvars): Add TARGET_SYSTEM_ROOT.
4749 * config/rs6000/aix.h (LINK_SYSCALLS_SPEC): Add %R to the
4750 !CROSS_DIRECTORY_STRUCTURE alternative and use it for
4751 CROSS_DIRECTORY_STRUCTURE too.
4752 (LINK_LIBG_SPEC): Likewise.
4753 (LIB_SPEC): Add %R to sysroot paths.
4754 * config/rs6000/aix43.h (CPP_SPEC): Add %R to sysroot paths.
4755 (CPLUSPLUS_CPP_SPEC, LIB_SPEC): Likewise.
4756 * config/rs6000/aix51.h: As for aix43.h.
4757 * config/rs6000/aix52.h: Likewise.
4758 * config/rs6000/aix53.h: Likewise.
4759 * config/rs6000/aix61.h: Likewise.
4760 * config/rs6000/t-aix52 (SHLIB_LINK): Add $(TARGET_SYSTEM_ROOT)
4761 to the beginning of sysroot paths.
4763 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
4765 * print_rtl (print_rtx): Don't print modes in EXPR_LISTs and
4766 INSN_LISTs that are out of the REG_NOTE range.
4768 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
4770 * loop-unroll.c (struct iv_to_split): Add pointer to next.
4771 (struct var_to_expand): Likewise.
4772 (struct opt_info): Add head and tail for linked lists of the above.
4773 (analyze_insn_to_expand_var): Initialize next.
4774 (analyze_iv_to_split_insn): Likewise.
4775 (analyze_insns_in_loop): Create linked lists.
4776 (allocate_basic_variable): Simplify for use without hash table.
4777 (insert_var_expansion_initialization): Likewise, make it type-safer.
4778 (combine_var_copies_in_loop_exit): Likewise.
4779 (apply_opt_in_copies): Walk lists rather than hash tables.
4780 (release_var_copies): Simplified and inlined by hand into...
4781 (free_opt_info): ... this function.
4783 2009-06-02 Richard Guenther <rguenther@suse.de>
4785 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Use DECL_SIZE
4788 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
4790 * cfgexpand.c (gimple_expand_cfg): Discard the source location
4791 only for builtins that are not overridden.
4793 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
4795 * gengtype.c (adjust_field_rtx_def): Add NOTE_INSN_DELETED_LABEL's
4798 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
4800 * df-core.c (df_ref_debug): Honor -fdump-noaddr.
4802 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
4804 * combine.c (move_deaths): Compare LUIDs within the same BB only.
4806 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
4808 * common.opt (fdump-unnumbered-links): New.
4809 * doc/invoke.texi (-fdump-unnumbered-links): Document it.
4810 * print-rtl.c (flag_dump_unnumbered_links): New.
4811 (print_rtx): Test it.
4813 2009-06-02 Richard Earnshaw <rearnsha@arm.com>
4815 * arm.c (arm_get_frame_offsets): Prefer using r3 for padding a
4816 push/pop multiple to 8-byte alignment.
4818 2009-06-01 Jakub Jelinek <jakub@redhat.com>
4820 * config/i386/i386.c (queued_cfa_restores): New static variable.
4821 (ix86_add_cfa_restore_note, ix86_add_queued_cfa_restore_notes): New
4823 (pro_epilogue_adjust_stack): Call ix86_add_queued_cfa_restore_notes.
4824 (ix86_emit_restore_reg_using_pop): Add RED_OFFSET argument.
4825 Set RTX_FRAME_RELATED_P immediately after adding a REG_CFA_* note.
4826 Call ix86_add_cfa_restore_note instead of adding REG_CFA_OFFSET
4827 note unconditionally.
4828 (ix86_emit_restore_regs_using_mov): Likewise.
4829 (ix86_emit_restore_sse_regs_using_mov): Likewise.
4830 (ix86_emit_restore_regs_using_pop): Add RED_OFFSET argument, pass
4831 it through to ix86_emit_restore_reg_using_pop.
4832 (ix86_emit_leave): Add RED_OFFSET argument. Call
4833 ix86_add_queued_cfa_restore_notes. Call ix86_add_cfa_restore_note
4834 instead of adding REG_CFA_OFFSET note unconditionally.
4835 (ix86_expand_epilogue): Compute RED_OFFSET, pass it down to
4836 the above functions. Call ix86_add_queued_cfa_restore_notes when
4839 * dwarf2out.c (dwarf2out_cfi_label): Add FORCE argument, if true,
4840 force output of the label even for dwarf2out_do_cfi_asm.
4841 (add_fde_cfi): If -g2 and above and cfi might change CFA,
4842 force creation of CFI label and chain DW_CFA_set_loc jumping to it
4843 for convert_cfa_to_fb_loc_list. Adjust other dwarf2out_cfi_label
4845 (dwarf2out_stack_adjust, dwarf2out_frame_debug,
4846 dwarf2out_begin_epilogue, dwarf2out_frame_debug_restore_state): Adjust
4847 dwarf2out_cfi_label callers.
4848 * tree.h (dwarf2out_cfi_label): Adjust prototype.
4849 * config/arm/arm.c (thumb_pushpop, thumb1_output_function_prologue):
4850 Adjust dwarf2out_cfi_label callers.
4851 * config/vax/vax.c (vax_output_function_prologue): Likewise.
4853 * config/i386/i386.h (struct machine_cfa_state,
4854 struct machine_function): Guard with ifndef USED_FOR_TARGET
4855 instead of not IN_LIBGCC2 and not in IN_TARGET_LIBS.
4858 * emutls.c (__emutls_get_address): Change arr->size to mean number
4859 of allocated arr->data entries instead of # of slots + 1.
4862 * recog.c (peep2_reinit_state): New function.
4863 (peephole2_init_state): Use it at the end of a basic block and also
4864 when seeing a RTX_FRAME_RELATED_P insn.
4866 2009-06-01 Steve Ellcey <sje@cup.hp.com>
4868 * ia64.md (floatdirf2, fix_truncrfdi, floatunsdirf,
4869 fixuns_truncrfdi2): New.
4870 (fix_truncxfdi2_alts, fixuns_truncxfdi2_alts,
4871 *nmaddsf4_alts, *nmadddf4_alts, *nmadddf4_truncsf_alts,
4872 *mulxf3_alts, *mulxf3_truncsf_alts, *mulxf3_truncdf_alts,
4873 *maddxf4_alts, *maddxf4_alts_truncsf, *maddxf4_alts_truncdf,
4874 *nmaddxf4_alts, *nmaddxf4_truncsf_alts, *nmaddxf4_truncdf_alts,
4875 *recip_approx): Remove.
4876 (divsi3 modsi3, udivsi3, umodsi3, divsi3_internal, divdi3,
4877 moddi3, udivdi3, umoddi3, divdi3_internal_lat, divdi3_internal_thr,
4878 divsf3, sqrtsf2, divdf3, sqrtdf2, divxf3, sqrtxf2): Modify and
4880 * div.md (fix_truncrfdi2_alts, fixuns_truncrfdi2_alt,
4883 2009-06-01 Ian Lance Taylor <iant@google.com>
4885 * attribs.c (register_attribute): Use CONST_CAST.
4886 * collect2.c (main): Use CONST_CAST2.
4887 (scan_prog_file): Likewise.
4888 * gcc.c (process_command, main): Likewise.
4889 * toplev.c (toplev_main): Likewise.
4891 * c-typeck.c (handle_warn_cast_qual): New static function,
4892 partially broken out of build_c_cast.
4893 (build_c_cast): Call handle_warn_cast_qual.
4894 * doc/invoke.texi (Warning Options): Document new effect of
4897 2009-06-01 Aldy Hernandez <aldyh@redhat.com>
4899 * diagnostic.c (diagnostic_build_prefix): Always print columns.
4900 (diagnostic_report_current_module): Print columns.
4901 * common.opt (flag_show_column): Enable by default.
4903 2009-06-01 Luis Machado <luisgpm@br.ibm.com>
4905 * alias.c (find_base_term): Check for NULL term before returning.
4907 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
4909 Revert due to PR40320:
4910 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
4911 * calls.c (emit_library_call_value_1): Don't force_operand for move
4914 2009-06-01 Olivier Hainque <hainque@adacore.com>
4915 Eric Botcazou <ebotcazou@adacore.com>
4917 * tree.h (CONSTRUCTOR_BITFIELD_P): True if NODE, a FIELD_DECL, is
4918 to be processed as a bitfield for constructor output purposes.
4919 * output.h (initializer_constant_valid_for_bitfield_p): Declare
4921 * varasm.c (oc_local_state): New type, output_constructor
4922 local state to support communication with helpers.
4923 (oc_outer_state): New type, output_constructor outer state of
4924 relevance in recursive calls.
4925 (output_constructor_array_range): New output_constructor helper,
4926 extracted code for an array range element.
4927 (output_constructor_regular_field): New output_constructor helper,
4928 extracted code for an element that is not a bitfield.
4929 (output_constructor_bitfield): New output_constructor helper,
4930 extracted code for a bitfield element. Accept an OUTER state
4931 argument for recursive processing. Recurse on record or array
4932 CONSTRUCTOR values, possibly past noop conversions.
4933 (initializer_constant_valid_for_bitfield_p): New predicate. Whether
4934 VALUE is a valid constant-valued expression for use in a static
4935 bit-field initializer.
4936 (output_constructor): Rework to use helpers. Accept and honor an
4937 OUTER state argument for recursive calls. Return total size. Be
4938 prepared for nested constructors initializing bitfields.
4939 (output_constant): Feed OUTER in calls to output_constructor.
4941 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
4943 * calls.c (emit_library_call_value_1): Don't force_operand for move
4946 2009-06-01 Nick Clifton <nickc@redhat.com>
4948 * doc/invoke.texi (IA-64 Options): Fix typo.
4950 2009-06-01 Ira Rosen <irar@il.ibm.com>
4952 PR tree-optimization/39129
4953 * tree-vect-loop-manip.c (conservative_cost_threshold): Change the
4955 (vect_do_peeling_for_loop_bound): Use
4956 LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT and
4957 LOOP_REQUIRES_VERSIONING_FOR_ALIAS macros.
4958 (vect_loop_versioning): Likewise.
4959 (vect_create_cond_for_alias_checks): Fix indentation.
4960 * tree-vectorizer.h (struct _loop_vec_info): Fix indentation of the
4962 (LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT): Define.
4963 (LOOP_REQUIRES_VERSIONING_FOR_ALIAS): Likewise.
4964 * tree-vect-loop.c (vect_analyze_loop_form): Change "too many BBs" to
4965 "control flow in loop".
4966 (vect_estimate_min_profitable_iters): Use
4967 LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT and
4968 LOOP_REQUIRES_VERSIONING_FOR_ALIAS macros.
4969 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Likewise.
4970 (vect_create_data_ref_ptr): Don't mention array dimension in printing.
4971 * tree-vect-stmts.c (vectorizable_store): Replace the check that the
4972 statement belongs to a group of strided accesses with the exact code
4974 (vectorizable_load): Likewise.
4975 * tree-vect-slp.c (vect_analyze_slp_instance): Spell out "basic block".
4976 (vect_slp_analyze_bb, vect_slp_transform_bb): Likewise.
4978 2009-06-01 Gerald Pfeifer <gerald@pfeifer.com>
4980 * config/freebsd-stdint.h: New file.
4981 * config.gcc (*-*-freebsd): Set use_gcc_stdint=wrap.
4982 Add freebsd-stdint.h to tm_file.
4984 2009-06-01 Richard Earnshaw <rearnsha@arm.com>
4986 * arm/thumb2.md (thumb2_zero_extendhidi2): New insn and split.
4987 (thumb2_extendhidi2): Likewise.
4989 2009-05-31 Ian Lance Taylor <iant@google.com>
4991 * regstat.c (regstat_n_sets_and_refs): Remove duplicate definition.
4993 2009-05-31 Ian Lance Taylor <iant@google.com>
4995 * Makefile.in (except.o): Depend upon gt-except.h, not gt-$(EXCEPT_H).
4996 (ipa-cp.o): Depend upon $(FIBHEAP_H) and $(PARAMS_H).
4997 (ipa-reference.o): Depend upon gt-ipa-reference.h.
4999 2009-05-31 Jason Merrill <jason@redhat.com>
5001 * tree-pretty-print.c (print_call_name): Take the callee, not the
5002 call itself. Make non-static. Use dump_function_name for functions.
5003 (dump_generic_node): Adjust.
5004 * diagnostic.h: Declare print_call_name.
5005 * gimple-pretty-print.c (dump_gimple_call): Use it.
5007 2009-05-31 Kaz Kojima <kkojima@gcc.gnu.org>
5009 * config/sh/sh.md (ashldi3_std): New define_expand.
5012 2009-05-31 Kaz Kojima <kkojima@gcc.gnu.org>
5015 * config/sh/sh.c: Include debug.h.
5016 (sh_expand_epilogue): Emit a blockage insn before the frame
5017 pointer adjustment also when dwarf2out_do_frame returns true.
5019 2009-05-31 Richard Earnshaw <rearnsha@arm.com>
5021 * arm/thumb2.md (thumb2_extendsidi2): Add a split sub-pattern.
5022 (thumb2_extendqidi2): New pattern.
5024 2009-05-31 Ira Rosen <irar@il.ibm.com>
5026 * tree-vect-loop-manip.c (slpeel_update_phi_nodes_for_guard1): Don't
5027 mark phis for renaming.
5028 * tree-vectorizer.c (vect_memsyms_to_rename): Remove.
5029 (vectorize_loops): Don't allocate and free vect_memsyms_to_rename.
5030 Call mark_sym_for_renaming.
5031 * tree-vectorizer.h (vect_memsyms_to_rename): Remove.
5032 * tree-vect-loop.c (vect_transform_loop): Remove
5033 vect_memsyms_to_rename initialization and a call to
5034 mark_set_for_renaming.
5036 2009-05-31 Jakub Jelinek <jakub@redhat.com>
5039 * config/i386/i386.c (pro_epilogue_adjust_stack): Mark insns
5040 frame related even if !set_cfa && style < 0.
5042 2009-05-30 Kai Tietz <kai.tietz@onevision.com>
5044 * config/i386/mingw-tls.c: New file.
5045 * config/i386/t-gthr-win32 (LIB2FUNCS_EXTRA): Add mingw-tls.c file.
5046 * gthr-win32.h (MINGW32_SUPPORTS_MT_EH): Define it for targets
5047 defining _WIN32 but not __CYGWIN__.
5049 2009-05-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5051 * configure.ac: Add MPC support.
5053 * config.in, configure: Regenerate.
5055 2009-05-29 Richard Henderson <rth@redhat.com>
5057 * cfgcleanup.c (try_crossjump_to_edge): Only skip past
5058 NOTE_INSN_BASIC_BLOCK.
5059 * cfglayout.c (duplicate_insn_chain): Copy epilogue insn marks.
5060 Duplicate NOTE_INSN_EPILOGUE_BEG notes.
5061 * cfgrtl.c (can_delete_note_p): Allow NOTE_INSN_EPILOGUE_BEG
5063 * dwarf2out.c (struct cfa_loc): Change indirect field to bitfield,
5065 (add_cfi): Disable check redefining cfa away from drap.
5066 (lookup_cfa_1): Add remember argument; handle remember/restore.
5067 (lookup_cfa): Pass remember argument.
5068 (cfa_remember): New.
5069 (compute_barrier_args_size_1): Remove sibcall check.
5070 (dwarf2out_frame_debug_def_cfa): New.
5071 (dwarf2out_frame_debug_adjust_cfa): New.
5072 (dwarf2out_frame_debug_cfa_offset): New.
5073 (dwarf2out_frame_debug_cfa_register): New.
5074 (dwarf2out_frame_debug_cfa_restore): New.
5075 (dwarf2out_frame_debug): Handle REG_CFA_* notes.
5076 (dwarf2out_begin_epilogue): New.
5077 (dwarf2out_frame_debug_restore_state): New.
5078 (dw_cfi_oprnd1_desc): Handle DW_CFA_remember_state,
5079 DW_CFA_restore_state.
5080 (output_cfi_directive): Likewise.
5081 (convert_cfa_to_fb_loc_list): Likewise.
5082 (dw_cfi_oprnd1_desc): Handle DW_CFA_restore.
5083 * dwarf2out.h: Update.
5084 * emit-rtl.c (try_split): Don't split RTX_FRAME_RELATED_P.
5085 (copy_insn_1): Early out for null.
5086 * final.c (final_scan_insn): Call dwarf2out_begin_epilogue
5087 and dwarf2out_frame_debug_restore_state.
5088 * function.c (prologue, epilogue, sibcall_epilogue): Remove.
5089 (prologue_insn_hash, epilogue_insn_hash): New.
5090 (free_after_compilation): Adjust freeing accordingly.
5091 (record_insns): Create hash table if needed; push insns into
5092 hash instead of array.
5093 (maybe_copy_epilogue_insn): New.
5094 (contains): Search hash table instead of array.
5095 (sibcall_epilogue_contains): Remove.
5096 (thread_prologue_and_epilogue_insns): Split eh_return insns
5097 and mark them as epilogues.
5098 (reposition_prologue_and_epilogue_notes): Rewrite epilogue
5099 scanning in terms of basic blocks.
5100 * insn-notes.def (CFA_RESTORE_STATE): New.
5101 * jump.c (returnjump_p_1): Accept EH_RETURN.
5102 (eh_returnjump_p_1, eh_returnjump_p): New.
5103 * reg-notes.def (CFA_DEF_CFA, CFA_ADJUST_CFA, CFA_OFFSET,
5104 CFA_REGISTER, CFA_RESTORE): New.
5105 * rtl.def (EH_RETURN): New.
5106 * rtl.h (eh_returnjump_p, maybe_copy_epilogue_insn): Declare.
5108 * config/bfin/bfin.md (UNSPEC_VOLATILE_EH_RETURN): Remove.
5109 (eh_return_internal): Use eh_return rtx; split w/ epilogue.
5111 * config/i386/i386.c (gen_push): Update cfa state.
5112 (pro_epilogue_adjust_stack): Add set_cfa argument. When true,
5113 add a CFA_ADJUST_CFA note.
5114 (ix86_dwarf_handle_frame_unspec): Remove.
5115 (ix86_expand_prologue): Update cfa state.
5116 (ix86_emit_restore_reg_using_pop): New.
5117 (ix86_emit_restore_regs_using_pop): New.
5118 (ix86_emit_leave): New.
5119 (ix86_emit_restore_regs_using_mov): Add CFA_RESTORE notes.
5120 (ix86_expand_epilogue): Add notes for unwinding the epilogue.
5121 * config/i386/i386.h (struct machine_cfa_state): New.
5122 (ix86_cfa_state): New.
5123 * config/i386/i386.md (UNSPEC_EH_RETURN): Remove.
5124 (eh_return_internal): Merge from eh_return_<mode>,
5125 use eh_return rtx, split w/ epilogue.
5127 2009-05-29 Ian Lance Taylor <iant@google.com>
5129 * builtins.c (validate_gimple_arglist): Don't use va_arg with
5131 * calls.c (emit_library_call_value_1): Likewise.
5133 * c-typeck.c (c_build_va_arg): New function.
5134 * c-tree.h (c_build_va_arg): Declare.
5135 * c-parser.c (c_parser_postfix_expression): Call c_build_va_arg
5136 instead of build_va_arg.
5138 2009-05-29 Eric Botcazou <ebotcazou@adacore.com>
5140 * tree-ssa-loop-ivopts.c (strip_offset_1) <MULT_EXPR>: New case.
5141 (force_expr_to_var_cost) <NEGATE_EXPR>: Likewise.
5142 (ptr_difference_cost): Use affine combinations to compute it.
5143 (difference_cost): Likewise.
5144 (get_computation_cost_at): Compute more accurate cost for addresses
5145 if the ratio is a multiplier allowed in addresses.
5146 For non-addresses, consider that an additional offset or symbol is
5149 2009-05-29 Jakub Jelinek <jakub@redhat.com>
5151 * config/i386/i386.c (ix86_decompose_address): Avoid useless
5152 0 displacement. Add 0 displacement if base is %[er]bp or %r13.
5154 * config/i386/i386.md (prefix_data16, prefix_rep): Set to 0 for
5155 TYPE_SSE{MULADD,4ARG,IADD1,CVT1} by default.
5156 (prefix_rex): For UNIT_MMX don't imply the prefix by default
5158 (prefix_extra): Default to 2 for TYPE_SSE{MULADD,4ARG} and
5159 to 1 for TYPE_SSE{IADD1,CVT1}.
5160 (prefix_vex_imm8): Removed.
5161 (length_vex): Only pass 1 as second argument to
5162 ix86_attr_length_vex_default if prefix_extra is 0.
5163 (modrm): For TYPE_INCDEC only set to 0 if not TARGET_64BIT.
5164 (length): For prefix vex computation use length_immediate
5165 attribute instead of prefix_vex_imm8.
5166 (cmpqi_ext_3_insn, cmpqi_ext_3_insn_rex64,
5167 addqi_ext_1, addqi_ext_1_rex64, *testqi_ext_0, andqi_ext_0,
5168 *andqi_ext_0_cc, *iorqi_ext_0, *xorqi_ext_0, *xorqi_cc_ext_1,
5169 *xorqi_cc_ext_1_rex64): Override modrm attribute to 1.
5170 (extendsidi2_rex64, extendhidi2, extendqidi2, extendhisi2,
5171 *extendhisi2_zext, extendqihi2, extendqisi2, *extendqisi2_zext): Emit
5172 a space in between the operands.
5173 (*anddi_1_rex64, *andsi_1): Likewise. Override prefix_rex to 1
5174 if one operand is 0xff and the other one si, di, bp or sp.
5175 (*andhi_1): Override prefix_rex to 1 if one operand is 0xff and the
5176 other one si, di, bp or sp.
5177 (*btsq, *btrq, *btcq, *btdi_rex64, *btsi): Add mode attribute.
5178 (*ffssi_1, *ffsdi_1, ctzsi2, ctzdi2): Add
5179 type and mode attributes.
5180 (*bsr, *bsr_rex64, *bsrhi): Add type attribute.
5181 (*cmpfp_i_mixed, *cmpfp_iu_mixed): For TYPE_SSECOMI, clear
5182 prefix_rep attribute and set prefix_data16 attribute iff MODE_DF.
5183 (*cmpfp_i_sse, *cmpfp_iu_sse): Clear prefix_rep attribute and set
5184 prefix_data16 attribute iff MODE_DF.
5185 (*movsi_1): For TYPE_SSEMOV MODE_SI set prefix_data16 attribute.
5186 (fix_trunc<mode>di_sse): Set prefix_rex attribute.
5187 (*adddi_4_rex64, *addsi_4): Use const128_operand instead of
5188 constm128_operand in length_immediate computation.
5189 (*addhi_4): Likewise. Fix mode attribute to MODE_HI.
5190 (anddi_1_rex64): Use movzbl/movzwl instead of movzbq/movzwq.
5191 (*avx_ashlti3, sse2_ashlti3, *avx_lshrti3, sse2_lshrti3): Set
5192 length_immediate attribute to 1.
5193 (x86_fnstsw_1, x86_fnstcw_1, x86_fldcw_1): Fix length attribute.
5194 (*movdi_1_rex64): Override prefix_rex or prefix_data16 attributes
5195 for certain alternatives.
5196 (*movdf_nointeger, *movdf_integer_rex64, *movdf_integer): Override
5197 prefix_data16 attribute if MODE_V1DF.
5198 (*avx_setcc<mode>, *sse_setcc<mode>, *sse5_setcc<mode>): Set
5199 length_immediate to 1.
5200 (set_got_rex64, set_rip_rex64): Remove length attribute, set
5201 length_address to 4, set mode attribute to MODE_DI.
5202 (set_got_offset_rex64): Likewise. Set length_immediate to 0.
5203 (fxam<mode>2_i387): Set length attribute to 4.
5204 (*prefetch_sse, *prefetch_sse_rex, *prefetch_3dnow,
5205 *prefetch_3dnow_rex): Override length_address attribute.
5206 (sse4_2_crc32<mode>): Override prefix_data16 and prefix_rex
5208 * config/i386/predicates.md (ext_QIreg_nomode_operand): New predicate.
5209 (constm128_operand): Removed.
5210 * config/i386/i386.c (memory_address_length): For
5211 disp && !index && !base in 64-bit mode account for SIB byte if
5212 print_operand_address can't optimize disp32 into disp32(%rip)
5213 and UNSPEC doesn't imply (%rip) addressing. Add 1 to length
5214 for fs: or gs: segment.
5215 (ix86_attr_length_immediate_default): When checking if shortform
5216 is possible, truncate immediate to the length of the non-shortened
5218 (ix86_attr_length_address_default): Ignore MEM_P operands
5220 (ix86_attr_length_vex_default): Only check for DImode on
5221 GENERAL_REG_P operands.
5222 * config/i386/sse.md (<sse>_comi, <sse>_ucomi): Clear
5223 prefix_rep attribute, set prefix_data16 attribute iff MODE_DF.
5224 (sse_cvttps2pi): Clear prefix_rep attribute.
5225 (sse2_cvttps2dq, *sse2_cvtpd2dq, sse2_cvtps2pd): Clear prefix_data16
5227 (*sse2_cvttpd2dq): Don't clear prefix_rep attribute.
5228 (*avx_ashr<mode>3, ashr<mode>3, *avx_lshr<mode>3, lshr<mode>3,
5229 *avx_ashl<mode>3, ashl<mode>3): Set length_immediate attribute to 1
5230 iff operand 2 is const_int_operand.
5231 (*vec_dupv4si, avx_shufpd256_1, *avx_shufpd_<mode>,
5232 sse2_shufpd_<mode>): Set length_immediate attribute to 1.
5233 (sse2_pshufd_1): Likewise. Set prefix attribute to maybe_vex
5235 (sse2_pshuflw_1, sse2_pshufhw_1): Set length_immediate to 1 and clear
5237 (sse2_unpckhpd, sse2_unpcklpd, sse2_storehpd, *vec_concatv2df): Set
5238 prefix_data16 attribute for movlpd and movhpd instructions.
5239 (sse2_loadhpd, sse2_loadlpd, sse2_movsd): Likewise. Override
5240 length_immediate for shufpd instruction.
5241 (sse2_movntsi, sse3_lddqu): Clear prefix_data16 attribute.
5242 (avx_cmpp<avxmodesuffixf2c><mode>3,
5243 avx_cmps<ssemodesuffixf2c><mode>3, *avx_maskcmp<mode>3,
5244 <sse>_maskcmp<mode>3, <sse>_vmmaskcmp<mode>3,
5245 avx_shufps256_1, *avx_shufps_<mode>, sse_shufps_<mode>,
5246 *vec_dupv4sf_avx, *vec_dupv4sf): Set length_immediate attribute to 1.
5247 (*avx_cvtsi2ssq, *avx_cvtsi2sdq): Set length_vex attribute to 4.
5248 (sse_cvtsi2ssq, sse2_cvtsi2sdq): Set prefix_rex attribute to 1.
5249 (sse2_cvtpi2pd, sse_loadlps, sse2_storelpd): Override
5250 prefix_data16 attribute for the first alternative to 1.
5251 (*avx_loadlps): Override length_immediate for the first alternative.
5252 (*vec_concatv2sf_avx): Override length_immediate and prefix_extra
5253 attributes for second alternative.
5254 (*vec_concatv2sf_sse4_1): Override length_immediate and
5255 prefix_data16 attributes for second alternative.
5256 (*vec_setv4sf_avx, *avx_insertps, vec_extract_lo_<mode>,
5257 vec_extract_hi_<mode>, vec_extract_lo_v16hi,
5258 vec_extract_hi_v16hi, vec_extract_lo_v32qi,
5259 vec_extract_hi_v32qi): Set prefix_extra and length_immediate to 1.
5260 (*vec_setv4sf_sse4_1, sse4_1_insertps, *sse4_1_extractps): Set
5261 prefix_data16 and length_immediate to 1.
5262 (*avx_mulv2siv2di3, *avx_mulv4si3, sse4_2_gtv2di3): Set prefix_extra
5264 (*avx_<code><mode>3, *avx_eq<mode>3, *avx_gt<mode>3): Set
5265 prefix_extra attribute for variants that don't have 0f prefix alone.
5266 (*avx_pinsr<ssevecsize>): Likewise. Set length_immediate to 1.
5267 (*sse4_1_pinsrb, *sse2_pinsrw, *sse4_1_pinsrd, *sse4_1_pextrb,
5268 *sse4_1_pextrb_memory, *sse2_pextrw, *sse4_1_pextrw_memory,
5269 *sse4_1_pextrd): Set length_immediate to 1.
5270 (*sse4_1_pinsrd): Likewise. Set prefix_extra to 1.
5271 (*sse4_1_pinsrq, *sse4_1_pextrq): Set prefix_rex and length_immediate
5273 (*vec_extractv2di_1_rex64_avx, *vec_extractv2di_1_rex64,
5274 *vec_extractv2di_1_avx, *vec_extractv2di_1_sse2): Override
5275 length_immediate to 1 for second alternative.
5276 (*vec_concatv2si_avx, *vec_concatv2di_rex64_avx): Override
5277 prefix_extra and length_immediate attributes for the first
5279 (vec_concatv2si_sse4_1): Override length_immediate to 1 for the
5281 (*vec_concatv2di_rex64_sse4_1): Likewise. Override prefix_rex
5282 to 1 for the first and third alternative.
5283 (*vec_concatv2di_rex64_sse): Override prefix_rex to 1 for the second
5285 (*sse2_maskmovdqu, *sse2_maskmovdqu_rex64): Override length_vex
5287 (*sse_sfence, sse2_mfence, sse2_lfence): Override length_address
5289 (*avx_phaddwv8hi3, *avx_phadddv4si3, *avx_phaddswv8hi3,
5290 *avx_phsubwv8hi3, *avx_phsubdv4si3, *avx_phsubswv8hi,
5291 *avx_pmaddubsw128, *avx_pmulhrswv8hi3, *avx_pshufbv16qi3,
5292 *avx_psign<mode>3): Set prefix_extra attribute to 1.
5293 (ssse3_phaddwv4hi3, ssse3_phadddv2si3, ssse3_phaddswv4hi3,
5294 ssse3_phsubwv4hi3, ssse3_phsubdv2si3, ssse3_phsubswv4hi3,
5295 ssse3_pmaddubsw, *ssse3_pmulhrswv4hi, ssse3_pshufbv8qi3,
5296 ssse3_psign<mode>3): Override prefix_rex attribute.
5297 (*avx_palignrti): Override prefix_extra and length_immediate to 1.
5298 (ssse3_palignrti): Override length_immediate to 1.
5299 (ssse3_palignrdi): Override length_immediate to 1, override
5300 prefix_rex attribute.
5301 (abs<mode>2): Override prefix_rep to 0, override prefix_rex attribute.
5302 (sse4a_extrqi): Override length_immediate to 2.
5303 (sse4a_insertqi): Likewise. Override prefix_data16 to 0.
5304 (sse4a_insertq): Override prefix_data16 to 0.
5305 (avx_blendp<avxmodesuffixf2c><avxmodesuffix>,
5306 avx_blendvp<avxmodesuffixf2c><avxmodesuffix>,
5307 avx_dpp<avxmodesuffixf2c><avxmodesuffix>, *avx_mpsadbw,
5308 *avx_pblendvb, *avx_pblendw, avx_roundp<avxmodesuffixf2c>256,
5309 avx_rounds<avxmodesuffixf2c>256): Override prefix_extra
5310 and length_immediate to 1.
5311 (sse4_1_blendp<ssemodesuffixf2c>, sse4_1_dpp<ssemodesuffixf2c>,
5312 sse4_2_pcmpestr, sse4_2_pcmpestri, sse4_2_pcmpestrm,
5313 sse4_2_pcmpestr_cconly, sse4_2_pcmpistr, sse4_2_pcmpistri,
5314 sse4_2_pcmpistrm, sse4_2_pcmpistr_cconly): Override prefix_data16
5315 and length_immediate to 1.
5316 (sse4_1_blendvp<ssemodesuffixf2c>): Override prefix_data16 to 1.
5317 (sse4_1_mpsadbw, sse4_1_pblendw): Override length_immediate to 1.
5318 (*avx_packusdw, avx_vtestp<avxmodesuffixf2c><avxmodesuffix>,
5319 avx_ptest256): Override prefix_extra to 1.
5320 (sse4_1_roundp<ssemodesuffixf2c>, sse4_1_rounds<ssemodesuffixf2c>):
5321 Override prefix_data16 and length_immediate to 1.
5322 (sse5_pperm_zero_v16qi_v8hi, sse5_pperm_sign_v16qi_v8hi,
5323 sse5_pperm_zero_v8hi_v4si, sse5_pperm_sign_v8hi_v4si,
5324 sse5_pperm_zero_v4si_v2di, sse5_pperm_sign_v4si_v2di,
5325 sse5_vrotl<mode>3, sse5_ashl<mode>3, sse5_lshl<mode>3): Override
5326 prefix_data16 to 0 and prefix_extra to 2.
5327 (sse5_rotl<mode>3, sse5_rotr<mode>3): Override length_immediate to 1.
5328 (sse5_frcz<mode>2, sse5_vmfrcz<mode>2): Don't override prefix_extra
5330 (*sse5_vmmaskcmp<mode>3, sse5_com_tf<mode>3,
5331 sse5_maskcmp<mode>3, sse5_maskcmp<mode>3, sse5_maskcmp_uns<mode>3):
5332 Override prefix_data16 and prefix_rep to 0, length_immediate to 1
5333 and prefix_extra to 2.
5334 (sse5_maskcmp_uns2<mode>3, sse5_pcom_tf<mode>3): Override
5335 prefix_data16 to 0, length_immediate to 1 and prefix_extra to 2.
5336 (*avx_aesenc, *avx_aesenclast, *avx_aesdec, *avx_aesdeclast,
5337 avx_vpermilvar<mode>3,
5338 avx_vbroadcasts<avxmodesuffixf2c><avxmodesuffix>,
5339 avx_vbroadcastss256, avx_vbroadcastf128_p<avxmodesuffixf2c>256,
5340 avx_maskloadp<avxmodesuffixf2c><avxmodesuffix>,
5341 avx_maskstorep<avxmodesuffixf2c><avxmodesuffix>):
5342 Override prefix_extra to 1.
5343 (aeskeygenassist, pclmulqdq): Override length_immediate to 1.
5344 (*vpclmulqdq, avx_vpermil<mode>, avx_vperm2f128<mode>3,
5345 vec_set_lo_<mode>, vec_set_hi_<mode>, vec_set_lo_v16hi,
5346 vec_set_hi_v16hi, vec_set_lo_v32qi, vec_set_hi_v32qi): Override
5347 prefix_extra and length_immediate to 1.
5348 (*avx_vzeroall, avx_vzeroupper, avx_vzeroupper_rex64): Override
5350 (*vec_concat<mode>_avx): Override prefix_extra and length_immediate
5351 to 1 for the first alternative.
5352 * config/i386/mmx.md (*mov<mode>_internal_rex64): Override
5353 prefix_rep, prefix_data16 and/or prefix_rex attributes in certain
5355 (*mov<mode>_internal_avx, *movv2sf_internal_rex64,
5356 *movv2sf_internal_avx, *movv2sf_internal): Override
5357 prefix_rep attribute for certain alternatives.
5358 (*mov<mode>_internal): Override prefix_rep or prefix_data16
5359 attributes for certain alternatives.
5360 (*movv2sf_internal_rex64_avx): Override prefix_rep and length_vex
5361 attributes for certain alternatives.
5362 (*mmx_addv2sf3, *mmx_subv2sf3, *mmx_mulv2sf3,
5363 *mmx_<code>v2sf3_finite, *mmx_<code>v2sf3, mmx_rcpv2sf2,
5364 mmx_rcpit1v2sf3, mmx_rcpit2v2sf3, mmx_rsqrtv2sf2, mmx_rsqit1v2sf3,
5365 mmx_haddv2sf3, mmx_hsubv2sf3, mmx_addsubv2sf3,
5366 *mmx_eqv2sf3, mmx_gtv2sf3, mmx_gev2sf3, mmx_pf2id, mmx_pf2iw,
5367 mmx_pi2fw, mmx_floatv2si2, mmx_pswapdv2sf2, *mmx_pmulhrwv4hi3,
5368 mmx_pswapdv2si2): Set prefix_extra attribute to 1.
5369 (mmx_ashr<mode>3, mmx_lshr<mode>3, mmx_ashl<mode>3): Set
5370 length_immediate to 1 if operand 2 is const_int_operand.
5371 (*mmx_pinsrw, mmx_pextrw, mmx_pshufw_1, *vec_dupv4hi,
5372 *vec_extractv2si_1): Set length_immediate attribute to 1.
5373 (*mmx_uavgv8qi3): Override prefix_extra attribute to 1 if
5374 using old 3DNOW insn rather than SSE/3DNOW_A.
5375 (mmx_emms, mmx_femms): Clear modrm attribute.
5377 2009-05-29 Martin Jambor <mjambor@suse.cz>
5379 * tree-sra.c: New implementation of SRA.
5381 * params.def (PARAM_SRA_MAX_STRUCTURE_SIZE): Removed.
5382 (PARAM_SRA_MAX_STRUCTURE_COUNT): Removed.
5383 (PARAM_SRA_FIELD_STRUCTURE_RATIO): Removed.
5384 * params.h (SRA_MAX_STRUCTURE_SIZE): Removed.
5385 (SRA_MAX_STRUCTURE_COUNT): Removed.
5386 (SRA_FIELD_STRUCTURE_RATIO): Removed.
5387 * doc/invoke.texi (sra-max-structure-size): Removed.
5388 (sra-field-structure-ratio): Removed.
5390 2009-05-29 Jakub Jelinek <jakub@redhat.com>
5393 * builtins.c (expand_builtin_memcmp): Convert len to sizetype
5396 2009-05-29 Andrey Belevantsev <abel@ispras.ru>
5398 PR rtl-optimization/40101
5399 * sel-sched-ir.c (get_seqno_by_preds): Allow returning negative
5400 seqno. Adjust comment.
5401 * sel-sched.c (find_seqno_for_bookkeeping): Assert that when
5402 inserting bookkeeping before a jump, the jump is not scheduled.
5403 When no positive seqno found, provide a value. Add comment.
5405 2009-05-29 Richard Guenther <rguenther@suse.de>
5407 * tree-ssa-alias.c (nonaliasing_component_refs_p): Remove
5408 short-cutting on the first component.
5410 2009-05-29 Jakub Jelinek <jakub@redhat.com>
5413 * omp-low.c (scan_omp_1_op): Call remap_type on TREE_TYPE
5414 for trees other than decls/types.
5416 2009-05-29 Richard Guenther <rguenther@suse.de>
5418 * tree-ssa-operands.c (get_expr_operands): Do not handle
5419 INDIRECT_REFs in the handled-component case. Remove
5420 unused get_ref_base_and_extent case.
5421 * tree-dfa.c (get_ref_base_and_extent): Avoid calling
5422 tree_low_cst and host_integerp where possible.
5423 * tree-ssa-structalias.c (equiv_class_label_eq): Check hash
5424 codes for equivalence.
5425 * dce.c (find_call_stack_args): Avoid redundant bitmap queries.
5427 2009-05-29 David Billinghurst <billingd@gcc.gnu.org>
5429 * config.gcc: Add i386/t-fprules-softfp and soft-fp/t-softfp
5430 to tmake_file for i[34567]86-*-cygwin*.
5432 2009-05-29 Jakub Jelinek <jakub@redhat.com>
5435 * config/rs6000/rs6000-c.c (_Bool_keyword): New variable.
5436 (altivec_categorize_keyword, init_vector_keywords,
5437 rs6000_cpu_cpp_builtins): Define _Bool as conditional macro
5440 2009-05-29 Kai Tietz <kai.tietz@onevision.com>
5442 * tree.c (handle_dll_attribute): Check if node is
5443 of kind FUNCTION_DECL for DECL_DECLARED_INLINE_P check.
5445 2009-05-29 Richard Earnshaw <rearnsha@arm.com>
5447 * config/arm/thumb2.md (thumb2_zero_extendsidi2): Add a split
5449 (thumb2_zero_extendqidi2): Likewise.
5451 2009-05-28 Kaz Kojima <kkojima@gcc.gnu.org>
5453 * config/sh/sh.c (sh_expand_t_scc): Use gen_xorsi3_movrt
5454 instead of gen_movrt.
5455 * config/sh/sh.md (movrt): Remove.
5457 2009-05-28 Steve Ellcey <sje@cup.hp.com>
5459 * doc/invoke.texi (IA-64 Options):
5460 Add -msdata, -mfused-madd, -mno-inline-float-divide,
5461 -mno-inline-int-divide, -mno-inline-sqrt, -msched-spec-ldc,
5462 -msched-spec-control-ldc, -msched-prefer-non-data-spec-insns,
5463 -msched-prefer-non-control-spec-insns,
5464 -msched-stop-bits-after-every-cycle,
5465 -msched-count-spec-in-critical-path,
5466 -msel-sched-dont-check-control-spec, -msched-fp-mem-deps-zero-cost
5467 -msched-max-memory-insns-hard-limit, -msched-max-memory-insns.
5468 Remove -mt, -pthread, -msched-ldc, -mno-sched-control-ldc,
5469 and -msched-spec-verbose.
5471 2009-05-28 Joseph Myers <joseph@codesourcery.com>
5473 * config/arm/lib1funcs.asm (__clear_cache): Define if L_clear_cache.
5474 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Define to give an
5476 * config/arm/t-linux-eabi (LIB1ASMFUNCS): Add _clear_cache.
5478 2009-05-28 Richard Guenther <rguenther@suse.de>
5480 * tree-ssa-alias.c (ao_ref_init): New function.
5481 (ao_ref_base): Likewise.
5482 (ao_ref_base_alias_set): Likewise.
5483 (ao_ref_alias_set): Likewise.
5484 (refs_may_alias_p_1): Change signature.
5485 (refs_may_alias_p): Adjust.
5486 (refs_anti_dependent_p): Likewise.
5487 (refs_output_dependent_p): Likewise.
5488 (call_may_clobber_ref_p_1): Change signature.
5489 (call_may_clobber_ref_p): Adjust.
5490 (stmt_may_clobber_ref_p_1): New function split out from ...
5491 (stmt_may_clobber_ref_p): ... here.
5492 (maybe_skip_until): Adjust signature.
5493 (get_continuation_for_phi): Likewise.
5494 (walk_non_aliased_vuses): Likewise.
5495 * tree-ssa-alias.h (struct ao_ref_s): New structure type.
5496 (ao_ref_init): Declare.
5497 (ao_ref_base): Likewise.
5498 (ao_ref_alias_set): Likewise.
5499 (stmt_may_clobber_ref_p_1): Likewise.
5500 (walk_non_aliased_vuses): Adjust.
5501 * tree-ssa-sccvn.c (ao_ref_init_from_vn_reference): New function.
5502 (get_ref_from_reference_ops): remove.
5503 (vn_reference_lookup_2): Adjust signature.
5504 (vn_reference_lookup_3): Do not re-build trees. Handle unions.
5505 (vn_reference_lookup_pieces): Adjust signature, do not re-build trees.
5506 (vn_reference_lookup): Adjust.
5507 (vn_reference_insert): Likewise.
5508 (vn_reference_insert_pieces): Adjust signature.
5509 (visit_reference_op_call): Adjust.
5510 * tree-ssa-pre.c (get_expr_type): Simplify.
5511 (phi_translate_1): Adjust.
5512 (compute_avail): Likewise.
5513 (translate_vuse_through_block): Do not re-build trees.
5514 (value_dies_in_block_x): Likewise.
5515 * tree-ssa-sccvn.h (struct vn_reference_s): Add type and alias-set
5517 (vn_reference_lookup_pieces): Adjust declaration.
5518 (vn_reference_insert_pieces): Likewise.
5520 2009-05-28 Benjamin Kosnik <bkoz@redhat.com>
5522 * tree-ssa-copy.c (replace_exp_1): Move op for warning-free use
5523 with checking disabled.
5525 2009-05-28 Dave Korn <dave.korn.cygwin@gmail.com>
5529 * configure.ac (HAVE_GAS_ALIGNED_COMM): Add autoconf test and
5530 macro definition for support of three-operand format aligned
5531 .comm directive in assembler on cygwin/pe/mingw target OS.
5532 * configure: Regenerate.
5533 * config.h: Regenerate.
5535 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Use
5536 aligned form of .comm directive if -mpe-aligned-commons is in effect.
5537 * config/i386/cygming.opt (-mpe-aligned-commons): Add new option.
5539 * doc/invoke.texi (-mpe-aligned-commons): Document new target option.
5540 * doc/tm.texi (ASM_OUTPUT_COMMON): Document zero size commons.
5542 2009-05-28 Ira Rosen <irar@il.ibm.com>
5544 PR tree-optimization/40254
5545 * tree-data-ref.c (dr_analyze_innermost): Take POFFSET into account
5546 in analysis of basic blocks.
5548 2009-05-28 Adam Nemet <anemet@caviumnetworks.com>
5551 * target.h (struct gcc_target): Fix indentation. Add const_anchor.
5552 * target-def.h (TARGET_CONST_ANCHOR): New macro.
5553 (TARGET_INITIALIZER): Use it.
5554 * cse.c (CHEAPER): Move it up to the other macros.
5555 (insert): Rename this ...
5556 (insert_with_costs): ... to this. Add cost parameters. Update
5558 (insert): New function. Call insert_with_costs.
5559 (compute_const_anchors, insert_const_anchor, insert_const_anchors,
5560 find_reg_offset_for_const, try_const_anchors): New functions.
5561 (cse_insn): Call try_const_anchors. Adjust cost of src_related
5562 when using a const-anchor. Call insert_const_anchors.
5563 * config/mips/mips.c (mips_set_mips16_mode): Set targetm.const_anchor.
5564 * doc/tm.texi (Misc): Document TARGET_CONST_ANCHOR.
5566 2009-05-28 Alexandre Oliva <aoliva@redhat.com>
5568 * tree-inline.c (remap_decls): Enable nonlocalized variables
5569 when not optimizing.
5571 2009-05-28 Alexandre Oliva <aoliva@redhat.com>
5573 * tree-ssa-live.c (remove_unused_locals): Skip when not optimizing.
5574 Simplify other tests involving optimize.
5576 2009-05-27 Tom Tromey <tromey@redhat.com>
5578 * unwind-dw2.c (_Unwind_DebugHook): New function.
5579 (uw_install_context): Call _Unwind_DebugHook.
5581 2009-05-27 Tom Tromey <tromey@redhat.com>
5583 * system.h (CONST_CAST2): Use C++ const_cast when compiled as C++
5585 2009-05-27 Ian Lance Taylor <iant@google.com>
5587 * Makefile.in (LINKER, LINKER_FLAGS): Define.
5588 (LINKER_FOR_BUILD, BUILD_LINKERFLAGS): Define.
5589 (ALL_LINKERFLAGS): Define.
5590 (xgcc$(exeext)): Change $(COMPILER) to $(LINKER).
5591 (cpp$(exeext), cc1-dummy$(exeext), cc1$(exeext)): Likewise.
5592 (collect2$(exeext), mips-tfile, mips-tdump): Likewise.
5593 (gcov$(exeext), gcov-dump$(exeext)): Likewise.
5594 (build/gen%$(build_exeext)): Change $(COMPILER_FOR_BUILD) to
5595 $(LINKER_FOR_BUILD).
5596 (build/gcov-iov$(build_exeext)): Likewise.
5598 2009-05-27 Julian Brown <julian@codesourcery.com>
5600 * gcse.c (target.h): Include.
5601 (can_assign_to_reg_without_clobbers_p): Check that the target allows
5602 copy of argument to a pseudo register.
5604 2009-05-27 Diego Novillo <dnovillo@google.com>
5606 * tree-ssa-live.c (dump_scope_block): Document arguments.
5607 (dump_scope_blocks): Document.
5608 (debug_scope_blocks): New.
5609 * tree-flow.h (debug_scope_blocks): Declare.
5611 2009-05-21 Denis Chertykov <denisc@overta.ru>
5613 * doc/contrib.texi (Contributors): Add myself to the list.
5615 2009-05-27 Olivier Hainque <hainque@adacore.com>
5617 * expr.c (target_align): New function. Alignment the TARGET of an
5618 assignment may be assume to have.
5619 (highest_pow2_factor_for_target): Use it instead of relying on
5620 immediate tree attributes of TARGET, not necessarily honored when
5621 intermediate bitfields are involved.
5623 2009-05-27 H.J. Lu <hongjiu.lu@intel.com>
5626 * config/i386/driver-i386.c (host_detect_local_cpu): Support
5627 AVX, SSE4, AES, PCLMUL and POPCNT.
5629 2009-05-27 Diego Novillo <dnovillo@google.com>
5631 * tree-pretty-print.c (dump_location): New.
5632 (dump_generic_node): Call it.
5633 Factor code to handle BLOCK nodes ...
5634 (dump_block_node): ... here.
5636 2009-05-27 Rafael Avila de Espindola <espindola@google.com>
5638 * Makefile.in (GCC_PLUGIN_H): New. Replace all uses of gcc-plugin.h
5640 * doc/plugins.texi: Document that gcc-plugin.h must be the first to be
5642 * gcc-plugin.h: Include config.h and system.h.
5643 (IN_GCC): Define if not defined.
5645 2009-05-27 Hans-Peter Nilsson <hp@axis.com>
5648 * Makefile.in (CRTSTUFF_CFLAGS): Replace -fno-inline-functions
5651 2009-05-27 Shujing Zhao <pearly.zhao@oracle.com>
5653 * config/m32r/m32r.c: Use REG_P, MEM_P and CONST_INT_P where
5655 * config/m32r/m32r.h: Ditto.
5656 * config/m32r/m32r.md: Ditto.
5657 * config/m32r/predicates.md: Ditto.
5659 2009-05-27 Alexandre Oliva <aoliva@redhat.com>
5661 * cgraph.c (dump_cgraph_node): Honor -fdump-noaddr.
5663 2009-05-26 Basile Starynkevitch <basile@starynkevitch.net>
5666 (Loading plugins): typo.
5667 (Plugin callbacks): Documented PLUGIN_INFO, PLUGIN_GGC_START,
5668 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS.
5669 (Interacting with the GCC Garbage Collector): Added new section.
5670 (Giving information about a plugin): Added new section for
5672 * ggc.h (ggc_register_root_tab): Added declaration.
5673 * gcc-plugin.h (PLUGIN_GGC_START, PLUGIN_GGC_MARKING)
5674 (PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS): Added new events.
5675 (register_callback): Improved comment in declaration.
5676 * ggc-common.c (const_ggc_root_tab_t) Added new typedef for vectors.
5677 (extra_root_vec) Added static variable for dynamic roots registration.
5678 (ggc_register_root_tab) Added new routine.
5679 (ggc_mark_roots) Added iteration inside extra_root_vec, and invoke
5680 PLUGIN_GGC_MARKING event.
5681 * ggc-zone.c: Include plugin.h.
5682 (ggc_collect): Invoke PLUGIN_GGC_START & PLUGIN_GGC_END events.
5683 * ggc-page.c: Include plugin.h.
5684 (ggc_collect): Invoke PLUGIN_GGC_START & PLUGIN_GGC_END events.
5685 * plugin.c (plugin_event_name): added names of PLUGIN_GGC_START,
5686 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS
5687 (register_callback): check lack of callbacks for
5688 pseudo-events. Added handling of PLUGIN_REGISTER_GGC_ROOTS,
5689 PLUGIN_GGC_START, PLUGIN_GGC_MARKING, PLUGIN_GGC_END.
5690 (invoke_plugin_callbacks): Handle PLUGIN_GGC_START,
5691 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS.
5692 * Makefile.in (ggc-common.o, ggc-zone.o, ggc-page.o): Added
5693 dependency on plugin.h.
5694 (plugin.o): Added dependency on ggc.h...
5696 2009-05-26 Richard Guenther <rguenther@suse.de>
5700 * expr.c (expand_expr_real_1): Avoid calling do_store_flag
5701 with mismatched comparison modes.
5703 * expr.c (expand_expr_real_1): Expand the operand of a
5704 VIEW_CONVERT_EXPR in its natural mode.
5706 2009-05-26 Ian Lance Taylor <iant@google.com>
5708 * Makefile.in (COMPILER, COMPILER_FLAGS): Define.
5709 (COMPILER_FOR_BUILD, BUILD_COMPILERFLAGS): Define.
5710 (ALL_COMPILERFLAGS): Define.
5711 (.c.o, xgcc$(exeext), cpp$(exeext)): Use $(COMPILER).
5712 (cc1-dummy$(exeext), cc1$(exeext)): Likewise.
5713 (collect2$(exeext), collect2.o): Likewise.
5714 (c-opts.o, c-cppbuiltin.o, c-pch.o, gcc.o, gccspec.o): Likewise.
5715 (gcc-options.o, version.o, prefix.o, toplev.o): Likewise.
5716 ($(out_object_file), mips-tfile, mips-tdump): Likewise.
5717 (libbackend.o, intl.o, cppdefault.o): Likewise.
5718 (gcov$(exeext), gcov-dump$(exeext)): Likewise.
5719 (build/%.o): Use $(COMPILER_FOR_BUILD).
5720 (build/gen%$(build_exeext)): Likewise.
5721 (build/gcov-iov$(build_exeext)): LIkewise.
5722 * config/t-darwin (darwin.o): Use $(COMPILER).
5723 (darwin-c.o, darwin-f.o, darwin-driver.o): Likewise.
5724 * config/t-sol2 (sol2-c.o): Likewise.
5726 * config/t-vxworks (vxworks.o): Likewise.
5727 * config/x-darwin (host-darwin.o): Likewise.
5728 * config/x-hpux (host-hpux.o): Likewise.
5729 * config/x-linux (host-linux.o): Likewise.
5730 * config/x-solaris (host-solaris.o): Likewise.
5731 * config/alpha/x-alpha (driver-alpha.o): Likewise.
5732 * config/arm/t-arm (arm-c.o): Likewise.
5733 * config/arm/t-pe (pe.o): Likewise.
5734 * config/arm/t-wince-pe (pe.o): Likewise.
5735 * config/i386/t-cygming (winnt.o): Likewise.
5736 (winnt-cxx.o, winnt-stubs.o, msformat-c.o): Likewise.
5737 * config/i386/t-cygwin (cygwin1.o): Likewise.
5738 (cygwin2.o): Likewise.
5739 * config/i386/t-i386 (i386-c.o): Likewise.
5740 * config/i386/t-interix (winnt.o): Likewise.
5741 * config/i386/t-netware (netware.o): Likewise.
5742 * config/i386/t-nwld (nwld.o): Likewise.
5743 * config/i386/x-darwin (host-i386-darwin.o): Likewise.
5744 * config/i386/x-i386 (driver-i386.o): Likewise.
5745 * config/i386/x-cygwin (host-cygwin.o): Likewise.
5746 * config/i386/x-mingw32 (host-mingw32.o): Likewise.
5747 * config/ia64/t-ia64 (ia64-c.o): Likewise.
5748 * config/m32c/t-m32c (m32c-pragma.o): Likewise.
5749 * config/mips/x-native (driver-native.o): Likewise.
5750 * config/rs6000/t-rs6000 (rs6000-c.o): Likewise.
5751 * config/rs6000/x-darwin (host-ppc-darwin.o): Likewise.
5752 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Likewise.
5753 * config/rs6000/x-rs6000 (driver-rs6000.o): Likewise.
5754 * config/score/t-score-elf (score7.o): Likewise.
5755 (score3.o): Likewise.
5756 * config/sh/t-sh (sh-c.o): Likewise.
5757 * config/sh/t-symbian (sh-c.o): Likewise.
5758 (symbian.o): Likewise.
5759 * config/spu/t-spu-elf (spu-c.o): Likewise.
5760 * config/v850/t-v850 (v850-c.o): Likewise.
5761 * config/v850/t-v850e (v850-c.o): Likewise.
5763 2009-05-26 Richard Guenther <rguenther@suse.de>
5765 PR tree-optimization/40122
5766 * tree-ssa-ccp.c (ccp_fold): Fold vector CONSTRUCTORs to
5767 VECTOR_CSTs if possible.
5768 (fold_gimple_assign): Likewise.
5770 2009-05-26 Richard Guenther <rguenther@suse.de>
5773 * fold-const.c (fold_binary): Use the correct types for building
5776 2009-05-26 Richard Guenther <rguenther@suse.de>
5778 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove
5779 redundant calls to merge_alias_info.
5780 (bump_vector_ptr): Likewise.
5781 * tree-ssa-copy.c (merge_alias_info): Remove.
5782 (replace_exp_1): Remove call to merge_alias_info.
5783 (propagate_tree_value): Likewise.
5784 (fini_copy_prop): Propagate points-to info.
5785 * tree-flow.h (merge_alias_info): Remove.
5787 2009-05-07 Hariharan Sandanagobalane <hariharan@picochip.com>
5789 * config/picochip/picochip.C (PARAM_INLINE_CALL_COST): Remove.
5791 2009-05-25 Jan Hubicka <jh@suse.cz>
5793 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
5794 * cgraph.h (struct inline_summary): New filed self_wize,
5795 size_inlining_benefit, self_time and time_inlining_benefit.
5796 (struct cgraph_global_info): Replace insns by time ans size fields.
5797 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
5798 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
5799 (ipcp_update_callgraph): Do not touch function bodies.
5800 * ipa-inline.c: Include except.h
5801 (MAX_TIME): New constant.
5802 (overall_insns): Remove.
5804 (overall_size, max_benefit): New static variables.
5805 (cgraph_estimate_time_after_inlining): New function.
5806 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
5807 (cgraph_clone_inlined_nodes): Update size.
5808 (cgraph_mark_inline_edge): Update size.
5809 (cgraph_estimate_growth): Use size info.
5810 (cgraph_check_inline_limits): Check size.
5811 (cgraph_default_inline_p): Likewise.
5812 (cgraph_edge_badness): Compute badness based on benefit and size cost.
5813 (cgraph_decide_recursive_inlining): Check size.
5814 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
5816 (cgraph_decide_inlining): Likewise.
5817 (cgraph_decide_inlining_incrementally): Likewise; honor
5818 PARAM_EARLY_INLINING_INSNS.
5819 (likely_eliminated_by_inlining_p): New predicate.
5820 (estimate_function_body_sizes): New function.
5821 (compute_inline_parameters): Use it.
5822 * except.c (must_not_throw_labels): New function.
5823 * except.h (must_not_throw_labels): Declare.
5824 * tree-inline.c (init_inline_once): Kill inlining_weigths
5825 * tree-ssa-structalias.c: Avoid uninitialized warning.
5826 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
5827 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
5828 (PARAM_INLINE_CALL_COST): Remove.
5829 (PARAM_EARLY_INLINING_INSNS): New.
5831 2009-05-25 Richard Guenther <rguenther@suse.de>
5833 PR tree-optimization/36327
5834 * tree-ssa-alias.c (walk_non_aliased_vuses): Add second walker
5835 callback for reference translation or lookup at the point of may-defs.
5836 * tree-ssa-alias.h (walk_non_aliased_vuses): Adjust prototype.
5837 * tree-ssa-sccvn.c (get_ref_from_reference_ops): Bail out
5838 for union COMPONENT_REFs.
5839 (vn_reference_lookup_3): New callback. Lookup from memset
5840 and CONSTRUCTOR assignment, translate through struct copies.
5841 (vn_reference_lookup_pieces): Make sure to not free the
5842 passed operands array. Adjust walk_non_aliased_vuses call.
5843 (vn_reference_lookup): Adjust walk_non_aliased_vuses call,
5844 make sure we do not leak memory.
5846 2009-05-25 Richard Guenther <rguenther@suse.de>
5848 * tree-ssa-alias.h (dump_points_to_solution): Declare.
5849 * tree-inline.c (expand_call_inline): Reset the escaped and
5851 * tree-ssa-structalias.c (pass_build_ealias): New.
5852 * tree-pass.h (pass_build_ealias): Declare.
5853 * passes.c (init_optimization_passes): Add PTA during
5854 early optimizations.
5855 * tree-ssa-alias.c (dump_alias_info): Dump the ESCAPED
5856 and CALLUSED solutions.
5857 (dump_points_to_solution): New function, split out from ...
5858 (dump_points_to_info_for): ... here.
5859 * tree-parloops.c (parallelize_loops): Reset the escaped and
5862 2009-05-25 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
5865 * config/i386/i386.c (USE_HIDDEN_LINKONCE): Only define if missing.
5866 * config/i386/sol2.h [!TARGET_GNU_LD] (USE_HIDDEN_LINKONCE): Define.
5868 2009-05-25 Ira Rosen <irar@il.ibm.com>
5870 PR tree-optimization/40238
5871 * tree-vect-stmts.c (vect_init_vector): Insert initialization
5872 statements after basic block's labels.
5873 * tree-vect-slp.c (vect_slp_transform_bb): Call destroy_bb_vec_info()
5874 to free the allocated memory.
5876 2009-05-24 Kaz Kojima <kkojima@gcc.gnu.org>
5878 * gcc/config/sh/sh.c (sh_set_return_address): Mark store of
5879 return address with a USE.
5881 2009-05-24 Richard Guenther <rguenther@suse.de>
5884 * tree.c (make_vector_type): Build the TYPE_DEBUG_REPRESENTATION_TYPEs
5885 array type from the main variant of the inner type.
5887 2009-05-24 Jan-Benedict Glaw <jbglaw@lug-owl.de>
5889 * config/vax/vax-protos.h (legitimate_constant_address_p): Change
5890 definition to bool (from int) to un-break build.
5891 (legitimate_constant_p, vax_mode_dependent_address_p): Likewise.
5893 2009-05-24 Paolo Bonzini <bonzini@gnu.org>
5895 * tree-ssa-operands.h (push_stmt_changes, pop_stmt_changes,
5896 discard_stmt_changes): Delete.
5897 * tree-ssa-operands.c (scb_stack): Delete.
5898 (init_ssa_operands): Do not initialize it.
5899 (fini_ssa_operands): Do not free it.
5900 (push_stmt_changes, pop_stmt_changes, discard_stmt_changes): Delete.
5902 * tree-cfg.c (replace_uses_by): Replace pop_stmt_changes with
5903 update_stmt, remove the others. Fix comments.
5904 * tree-dfa.c (optimize_stack_restore): Likewise.
5905 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Likewise.
5906 * tree-ssa-loop-ivopts.c (rewrite_use): Likewise.
5907 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Likewise.
5908 * tree-ssa-ccp.c (optimize_stack_restore, execute_fold_all_builtins):
5910 * tree-ssa-propagate.c (substitute_and_fold): Likewise.
5911 * tree-ssa-dom.c (propagate_rhs_into_lhs): Likewise.
5912 (dom_opt_finalize_block): Likewise, adjusting access to
5914 (optimize_stmt): Likewise, adjusting access to stmts_to_rescan.
5915 (stmts_to_rescan): Change item type to gimple.
5916 (tree_ssa_dominator_optimize): Change type of stmts_to_rescan.
5918 2009-05-24 Ira Rosen <irar@il.ibm.com>
5920 * doc/passes.texi (Tree-SSA passes): Document SLP pass.
5921 * tree-pass.h (pass_slp_vectorize): New pass.
5922 * params.h (SLP_MAX_INSNS_IN_BB): Define.
5923 * timevar.def (TV_TREE_SLP_VECTORIZATION): Define.
5924 * tree-vectorizer.c (timevar.h): Include.
5925 (user_vect_verbosity_level): Declare.
5926 (vect_location): Fix comment.
5927 (vect_set_verbosity_level): Update user_vect_verbosity_level
5928 instead of vect_verbosity_level.
5929 (vect_set_dump_settings): Add an argument. Ignore user defined
5930 verbosity if dump flags require higher level of verbosity. Print to
5931 stderr only for loop vectorization.
5932 (vectorize_loops): Update call to vect_set_dump_settings.
5933 (execute_vect_slp): New function.
5934 (gate_vect_slp): Likewise.
5935 (struct gimple_opt_pass pass_slp_vectorize): New.
5936 * tree-vectorizer.h (struct _bb_vec_info): Define along macros to
5938 (vec_info_for_bb): New function.
5939 (struct _stmt_vec_info): Add bb_vinfo and a macro for its access.
5940 (VECTORIZATION_ENABLED): New macro.
5941 (SLP_ENABLED, SLP_DISABLED): Likewise.
5942 (vect_is_simple_use): Add bb_vec_info argument.
5943 (new_stmt_vec_info, vect_analyze_data_ref_dependences,
5944 vect_analyze_data_refs_alignment, vect_verify_datarefs_alignment,
5945 vect_analyze_data_ref_accesses, vect_analyze_data_refs,
5946 vect_schedule_slp, vect_analyze_slp): Likewise.
5947 (vect_analyze_stmt): Add slp_tree argument.
5948 (find_bb_location): Declare.
5949 (vect_slp_analyze_bb, vect_slp_transform_bb): Likewise.
5950 * tree-vect-loop.c (new_loop_vec_info): Adjust function calls.
5951 (vect_analyze_loop_operations, vect_analyze_loop,
5952 get_initial_def_for_induction, vect_create_epilog_for_reduction,
5953 vect_finalize_reduction, vectorizable_reduction,
5954 vectorizable_live_operation, vect_transform_loop): Likewise.
5955 * tree-data-ref.c (dr_analyze_innermost): Update comment,
5956 skip evolution analysis if analyzing a basic block.
5957 (dr_analyze_indices): Likewise.
5958 (initialize_data_dependence_relation): Skip the test whether the
5959 object is invariant for basic blocks.
5960 (compute_all_dependences): Skip dependence analysis for data
5961 references in basic blocks.
5962 (find_data_references_in_stmt): Don't fail in case of invariant
5963 access in basic block.
5964 (find_data_references_in_bb): New function.
5965 (find_data_references_in_loop): Move code to
5966 find_data_references_in_bb and add a call to it.
5967 (compute_data_dependences_for_bb): New function.
5968 * tree-data-ref.h (compute_data_dependences_for_bb): Declare.
5969 * tree-vect-data-refs.c (vect_check_interleaving): Adjust to the case
5971 (vect_analyze_data_ref_dependence): Check for interleaving in case of
5972 unknown dependence in basic block and fail in case of dependence in
5974 (vect_analyze_data_ref_dependences): Add bb_vinfo argument, get data
5975 dependence instances from either loop or basic block vectorization
5977 (vect_compute_data_ref_alignment): Check if it is loop vectorization
5978 before calling nested_in_vect_loop_p.
5979 (vect_compute_data_refs_alignment): Add bb_vinfo argument, get data
5980 dependence instances from either loop or basic block vectorization
5982 (vect_verify_datarefs_alignment): Likewise.
5983 (vect_enhance_data_refs_alignment): Adjust function calls.
5984 (vect_analyze_data_refs_alignment): Likewise.
5985 (vect_analyze_group_access): Fix printing. Skip different checks if
5986 DR_STEP is 0. Keep strided stores either in loop or basic block
5987 vectorization data structure. Fix indentation.
5988 (vect_analyze_data_ref_access): Fix comments, allow zero step in
5990 (vect_analyze_data_ref_accesses): Add bb_vinfo argument, get data
5991 dependence instances from either loop or basic block vectorization
5993 (vect_analyze_data_refs): Update comment. Call
5994 compute_data_dependences_for_bb to analyze basic blocks.
5995 (vect_create_addr_base_for_vector_ref): Check for outer loop only in
5996 case of loop vectorization. In case of basic block vectorization use
5997 data-ref itself as a base.
5998 (vect_create_data_ref_ptr): In case of basic block vectorization:
5999 don't advance the pointer, add new statements before the current
6000 statement. Adjust function calls.
6001 (vect_supportable_dr_alignment): Support only aligned accesses in
6002 basic block vectorization.
6003 * common.opt (ftree-slp-vectorize): New flag.
6004 * tree-vect-patterns.c (widened_name_p): Adjust function calls.
6005 (vect_pattern_recog_1): Likewise.
6006 * tree-vect-stmts.c (process_use): Likewise.
6007 (vect_init_vector): Add new statements in the beginning of the basic
6008 block in case of basic block SLP.
6009 (vect_get_vec_def_for_operand): Adjust function calls.
6010 (vect_finish_stmt_generation): Likewise.
6011 (vectorizable_call): Add assert that it is loop vectorization, adjust
6013 (vectorizable_conversion, vectorizable_assignment): Likewise.
6014 (vectorizable_operation): In case of basic block SLP, take
6015 vectorization factor from statement's type and skip the relevance
6016 check. Adjust function calls.
6017 (vectorizable_type_demotion): Add assert that it is loop
6018 vectorization, adjust function calls.
6019 (vectorizable_type_promotion): Likewise.
6020 (vectorizable_store): Check for outer loop only in case of loop
6021 vectorization. Adjust function calls. For basic blocks, skip the
6022 relevance check and don't advance pointers.
6023 (vectorizable_load): Likewise.
6024 (vectorizable_condition): Add assert that it is loop vectorization,
6025 adjust function calls.
6026 (vect_analyze_stmt): Add argument. In case of basic block SLP, check
6027 that it is not reduction, get vector type, call only supported
6028 functions, skip loop specific parts.
6029 (vect_transform_stmt): Check for outer loop only in case of loop
6031 (new_stmt_vec_info): Add new argument and initialize bb_vinfo.
6032 (vect_is_simple_use): Fix comment, add new argument, fix conditions
6033 for external definition.
6034 * passes.c (pass_slp_vectorize): New pass.
6035 * tree-vect-slp.c (find_bb_location): New function.
6036 (vect_get_and_check_slp_defs): Add argument, adjust function calls,
6037 check for patterns only in loops.
6038 (vect_build_slp_tree): Add argument, adjust function calls, fail in
6039 case of multiple types in basic block SLP.
6040 (vect_mark_slp_stmts_relevant): New function.
6041 (vect_supported_load_permutation_p): Fix comment.
6042 (vect_analyze_slp_instance): Add argument. In case of basic block
6043 SLP, take vectorization factor from statement's type, check that
6044 unrolling factor is 1. Adjust function call. Save SLP instance in
6045 either loop or basic block vectorization structure. Return FALSE,
6047 (vect_analyze_slp): Add argument. Get strided stores groups from
6048 either loop or basic block vectorization structure. Return FALSE
6049 if basic block SLP failed.
6050 (new_bb_vec_info): New function.
6051 (destroy_bb_vec_info, vect_slp_analyze_node_operations,
6052 vect_slp_analyze_operations, vect_slp_analyze_bb): Likewise.
6053 (vect_schedule_slp): Add argument. Get SLP instances from either
6054 loop or basic block vectorization structure. Set vectorization factor
6055 to be 1 for basic block SLP.
6056 (vect_slp_transform_bb): New function.
6057 * params.def (PARAM_SLP_MAX_INSNS_IN_BB): Define.
6059 2009-05-23 Mark Mitchell <mark@codesourcery.com>
6061 * final.c (shorten_branches): Do not align labels for jump tables.
6062 (final_scan_insn): Use JUMP_TABLE_DATA_P.
6064 2009-05-23 Eric Botcazou <ebotcazou@adacore.com>
6066 * doc/passes.texi: Standardize spelling of RTL, Tree and Tree SSA.
6067 Remove outdated reference to flow.c and fix nits.
6068 * doc/gccint.texi: Tweak RTL description.
6069 * doc/rtl.texi: Likewise.
6071 2009-05-23 Denis Chertykov <chertykov@gmail.com>
6073 * config/avr/avr.c: Change my email address.
6074 * config/avr/avr.h: Likewise.
6075 * config/avr/avr.md: Likewise.
6076 * config/avr/avr-protos.h: Likewise.
6077 * config/avr/libgcc.S: Likewise.
6079 2009-05-22 Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
6081 * config/spu/spu-protos.h (aligned_mem_p, spu_valid_mov): Remove.
6082 (spu_split_load, spu_split_store): Change return type to int.
6083 (spu_split_convert): Declare.
6084 * config/spu/predicates.md (spu_mem_operand): Remove.
6085 (spu_mov_operand): Update.
6086 (spu_dest_operand, shiftrt_operator, extend_operator): Define.
6087 * config/spu/spu.c (regno_aligned_for_load): Remove.
6088 (reg_aligned_for_addr, spu_expand_load): Define.
6089 (spu_expand_extv): Reimplement and handle MEM.
6090 (spu_expand_insv): Handle MEM.
6091 (spu_sched_reorder): Handle insn's with length 0.
6092 (spu_legitimate_address_p): Reimplement.
6093 (store_with_one_insn_p): Return TRUE for any mode with size
6094 larger than 16 bytes.
6095 (address_needs_split): Define.
6096 (spu_expand_mov): Call spu_split_load and spu_split_store for MEM
6098 (spu_convert_move): Define.
6099 (spu_split_load): Use spu_expand_load and change all MEM's to TImode.
6100 (spu_split_store): Change all MEM's to TImode.
6101 (spu_init_expanders): Preallocate registers that correspond to
6102 LAST_VIRTUAL_REG+1 and LAST_VIRTUAL_REG+2 and set them with
6104 (spu_split_convert): Define.
6105 * config/spu/spu.md (QHSI, QHSDI): New mode iterators.
6106 (_move<mode>, _movdi, _movti): Update predicate and condition.
6107 (load, store): Change to define_split.
6108 (extendqiti2, extendhiti2, extendsiti2, extendditi2): Simplify to
6110 (zero_extendqiti2, zero_extendhiti2, <v>lshr<mode>3_imm): Define.
6111 (lshr<mode>3, lshr<mode>3_imm, lshr<mode>3_re): Simplify to one
6112 define_insn_and_split of lshr<mode>3.
6113 (shrqbybi_<mode>, shrqby_<mode>): Simplify to define_expand.
6114 (<v>ashr<mode>3_imm): Define.
6115 (extv, extzv, insv): Allow MEM operands.
6116 (trunc_shr_ti<mode>, trunc_shr_tidi, shl_ext_<mode>ti,
6117 shl_ext_diti, sext_trunc_lshr_tiqisi, zext_trunc_lshr_tiqisi,
6118 sext_trunc_lshr_tihisi, zext_trunc_lshr_tihisi): Define for combine.
6119 (_spu_convert2): Change to define_insn_and_split and remove the
6120 corresponding define_peephole2.
6121 (stack_protect_set, stack_protect_test, stack_protect_test_si):
6122 Change predicates to memory_operand.
6124 2009-05-22 Mark Mitchell <mark@codesourcery.com>
6126 * config/arm/thumb2.md: Add 16-bit multiply instructions.
6128 2009-05-21 Michael Meissner <meissner@linux.vnet.ibm.com>
6130 PR tree-optimization/40219
6131 * tree.c (iterative_hash_expr): Make sure the builtin function is
6132 a normal builtin function and not a front end or back end builtin
6133 before indexing into the built_in_decls array.
6135 2009-05-22 Richard Guenther <rguenther@suse.de>
6138 * alias.c (write_dependence_p): Do not use TBAA for answering
6139 anti-dependence or output-dependence.
6140 * tree-ssa-structalias.c (set_uids_in_ptset): Remove TBAA pruning code.
6141 (emit_pointer_definition): Remove.
6142 (emit_alias_warning): Likewise.
6143 (find_what_var_points_to): Remove TBAA pruning code.
6144 (find_what_p_points_to): Likewise. Do not warn about strict-aliasing
6146 (compute_points_to_sets): Remove code computing the set of
6147 dereferenced pointers.
6148 * tree-data-ref.c (dr_may_alias_p): Properly use the split
6149 oracle for querying anti and output dependencies.
6150 * tree-ssa-alias.c (refs_may_alias_p_1): Add argument specifying
6151 if TBAA may be applied.
6152 (refs_anti_dependent_p): New function.
6153 (refs_output_dependent_p): Likewise.
6154 * tree-ssa-alias.h (refs_anti_dependent_p): Declare.
6155 (refs_output_dependent_p): Likewise.
6156 * doc/tree-ssa.texi (Memory model): New section.
6157 * doc/c-tree.texi (CHANGE_DYNAMIC_TYPE_EXPR): Remove.
6158 * doc/gimple.texi (GIMPLE_CHANGE_DYNAMIC_TYPE): Remove.
6159 * cfgexpand.c (expand_gimple_basic_block): Do not handle
6160 GIMPLE_CHANGE_DYNAMIC_TYPE or CHANGE_DYNAMIC_TYPE_EXPR.
6161 * expr.c (expand_expr_real_1): Likewise.
6162 * gimple-low.c (lower_stmt): Likewise.
6163 * gimple-pretty-print.c (dump_gimple_stmt): Likewise.
6164 (dump_gimple_cdt): Remove.
6165 * gimple.c (gss_for_code): Do not handle GIMPLE_CHANGE_DYNAMIC_TYPE.
6166 (gimple_size): Likewise.
6167 (walk_gimple_op): Likewise.
6168 (is_gimple_stmt): Likewise.
6169 (walk_stmt_load_store_addr_ops): Likewise.
6170 (gimple_build_cdt): Remove.
6171 * gimple.def (GIMPLE_CHANGE_DYNAMIC_TYPE): Remove.
6172 * gimple.h (gimple_cdt_new_type): Remove.
6173 (gimple_cdt_new_type_ptr): Likewise.
6174 (gimple_cdt_set_new_type): Likewise.
6175 (gimple_cdt_location): Likewise.
6176 (gimple_cdt_location_ptr): Likewise.
6177 (gimple_cdt_set_location): Likewise.
6178 * gimplify.c (gimplify_expr): Do not handle CHANGE_DYNAMIC_TYPE_EXPR.
6179 * tree-cfg.c (remove_useless_stmts_1): Do not handle
6180 GIMPLE_CHANGE_DYNAMIC_TYPE.
6181 (verify_types_in_gimple_stmt): Likewise.
6182 * tree-inline.c (estimate_num_insns): Likewise.
6183 (expand_call_inline): Do not copy DECL_NO_TBAA_P.
6184 (copy_decl_to_var): Likewise.
6185 (copy_result_decl_to_var): Likewise.
6186 * tree-pretty-print.c (dump_generic_node): Do not handle
6187 CHANGE_DYNAMIC_TYPE_EXPR.
6188 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
6189 * tree-ssa-operands.c (get_expr_operands): Likewise.
6190 * tree-ssa-structalias.c (struct variable_info): Remove
6191 no_tbaa_pruning member.
6192 (new_var_info): Do not set it based on DECL_NO_TBAA_P.
6193 (unify_nodes): Do not copy it.
6194 (find_func_aliases): Do not handle GIMPLE_CHANGE_DYNAMIC_TYPE.
6195 (dump_solution_for_var): Do not dump no_tbaa_pruning state.
6196 (set_uids_in_ptset): Do not check it.
6197 (find_what_var_points_to): Likewise.
6198 (compute_tbaa_pruning): Remove.
6199 (compute_points_to_sets): Do not call it.
6200 * tree.c (walk_tree_1): Do not handle CHANGE_DYNAMIC_TYPE_EXPR.
6201 * tree.def (CHANGE_DYNAMIC_TYPE_EXPR): Remove.
6202 * tree.h (CHANGE_DYNAMIC_TYPE_NEW_TYPE): Remove.
6203 (CHANGE_DYNAMIC_TYPE_LOCATION): Likewise.
6204 (DECL_NO_TBAA_P): Likewise.
6205 (struct tree_decl_common): Move no_tbaa_flag to unused flags section.
6206 * omp-low.c (copy_var_decl): Do not copy DECL_NO_TBAA_P.
6207 (expand_omp_atomic_pipeline): Do not set it.
6208 * print-tree.c (print_node): Do not dump it.
6209 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
6212 2009-05-22 Vladimir Makarov <vmakarov@redhat.com>
6215 * reg-stack.c (subst_stack_regs_pat): Remove gcc_assert for note
6218 2009-05-22 Mark Mitchell <mark@codesourcery.com>
6220 * tree.c (handle_dll_attribute): Mark dllexport'd inlines as
6223 2009-05-22 Ben Elliston <bje@au.ibm.com>
6225 * Makefile.in (bversion.h, s-bversion): New targets.
6226 (TOPLEV_H): Add bversion.h.
6227 * toplev.h: Include "bversion.h".
6228 (ATTRIBUTE_GCC_DIAG): When building with checking disabled, use
6229 the __format__ attribute only if compiling with the same version
6230 of GCC as the sources (the "build version").
6232 2009-05-22 Ben Elliston <bje@au.ibm.com>
6234 * c-format.c (handle_format_attribute): Fix comment typo.
6236 2009-05-21 Steve Ellcey <sje@cup.hp.com>
6239 * config/ia64/ia64.opt (mfused-madd): New.
6240 * config/ia64/ia64.h (TARGET_DEFAULT): Set MASK_FUSED_MADD.
6241 * config/ia64/hpux.h (TARGET_DEFAULT): Ditto.
6242 * config/ia64/ia64.md (maddsf4, msubsf4, nmaddsf4,
6243 madddf4, madddf4_trunc, msubdf4, msubdf4_trunc, nmadddf4,
6244 nmadddf4_truncsf, maddxf4, maddxf4_truncsf, maddxf4_truncdf,
6245 msubxf4, msubxf4_truncsf msubxf4_truncdf, nmaddxf4,
6246 nmaddxf4_truncsf, nmaddxf4_truncdf): Check TARGET_FUSED_MADD.
6247 * config/ia64/vect.md (addv2sf3, subv2sf3): Force fpma/fpms
6248 instruction if !TARGET_FUSED_MADD.
6249 (fpma, fpms): Remove colon from name.
6251 2009-05-22 Richard Guenther <rguenther@suse.de>
6253 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Record
6254 TMR_ORIGINAL. Always either record TMR_SYMBOL or TMR_BASE.
6255 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Handle
6257 (create_expression_by_pieces): Only convert if necessary.
6258 * gimplify.c (gimplify_expr): Handle TARGET_MEM_REF.
6259 * tree-ssa-loop-im.c (gen_lsm_tmp_name): Handle INTEGER_CST.
6261 2009-05-21 Adam Nemet <anemet@caviumnetworks.com>
6263 * config/mips/mips.md (*extzv_trunc<mode>_exts): Turn into a
6264 regular pattern from a template and rename it ...
6265 (*extzv_truncsi_exts): ... to this.
6267 2009-05-21 Richard Guenther <rguenther@suse.de>
6269 * cgraph.h (struct cgraph_node): Remove inline_decl member.
6270 * ipa-inline.c (cgraph_mark_inline_edge): Do not check it.
6271 (cgraph_default_inline_p): Likewise.
6272 (cgraph_decide_inlining_incrementally): Likewise.
6274 2009-05-21 H.J. Lu <hongjiu.lu@intel.com>
6275 Uros Bizjak <ubizjak@gmail.com>
6277 * config/i386/cpuid.h (bit_MOVBE): New.
6279 * config/i386/driver-i386.c (host_detect_local_cpu): Check movbe.
6281 * config/i386/i386.c (OPTION_MASK_ISA_MOVBE_SET): New.
6282 (OPTION_MASK_ISA_MOVBE_UNSET): Likewise.
6283 (ix86_handle_option): Handle OPT_mmovbe.
6284 (ix86_target_string): Add -mmovbe.
6285 (pta_flags): Add PTA_MOVBE.
6286 (processor_alias_table): Add PTA_MOVBE to "atom".
6287 (override_options): Handle PTA_MOVBE.
6289 * config/i386/i386.h (TARGET_MOVBE): New.
6291 * config/i386/i386.md (bswapsi2): Check TARGET_MOVBE.
6292 (*bswapsi_movbe): New.
6293 (*bswapdi_movbe): Likewise.
6294 (bswapdi2): Renamed to ...
6296 (bswapdi2): New expander.
6298 * config/i386/i386.opt (mmovbe): New.
6300 * doc/invoke.texi: Document -mmovbe.
6302 2009-05-21 Taras Glek <tglek@mozilla.com>
6304 * plugin.c (try_init_one_plugin): Updated to new plugin_init API.
6305 * gcc-plugin.h (plugin_init): Updated signature.
6306 * gcc-plugin.h (plugin_name_args): Moved to this header.
6307 * doc/plugins.texi (plugin_init): Updated documention to reflect
6309 * doc/plugins.texi (plugin_name_args): Added to documention.
6311 2009-05-21 Mark Mitchell <mark@codesourcery.com>
6313 * config/arm/neon.md (*mul<mode>3add<mode>_neon): New pattern.
6314 (*mul<mode>3neg<mode>add<mode>_neon): Likewise.
6316 2009-05-21 Shujing Zhao <pearly.zhao@oracle.com>
6318 * config/i386/i386.c: Use REG_P, MEM_P, CONST_INT_P, LABEL_P and
6319 JUMP_TABLE_DATA_P predicates where applicable.
6320 * config/i386/predicates.md: Ditto.
6321 * config/i386/sse.md: Ditto.
6323 2009-05-21 Jakub Jelinek <jakub@redhat.com>
6325 * config/i386/i386.md (adddi_4_rex64, addsi_4, addhi_4): For
6326 operand2 -128 override length_immediate attribute to 1.
6327 * config/i386/predicates.md (constm128_operand): New predicate.
6329 * config/i386/i386.c (memory_address_length): Handle %r12
6330 the same as %rsp and %r13 the same as %rbp. For %rsp and %rbp
6332 (ix86_attr_length_address_default): For MODE_SI lea in 64-bit
6333 mode look through optional ZERO_EXTEND and SUBREG.
6334 * config/i386/i386.md (R12_REG): New define_constant.
6335 (prefix_data16): For sse unit set also for MODE_TI insns.
6336 (prefix_rex): For -m32 always return 0. For TYPE_IMOVX
6337 insns set if operand 1 is ext_QIreg_operand.
6338 (modrm): For TYPE_IMOV clear only if not MODE_DI. For
6339 TYPE_{ALU{,1},ICMP,TEST} insn clear if there is non-shortened
6341 (*movdi_extzv_1, zero_extendhidi2, zero_extendqidi2): Change
6342 mode from MODE_DI to MODE_SI.
6343 (movdi_1_rex64): Override modrm and length_immediate attributes
6344 only for movabs (TYPE_IMOV, alternative 2).
6345 (zero_extendsidi2_rex64): Clear prefix_0f attribute if TYPE_IMOVX.
6346 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit,
6347 *float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit,
6348 *float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit,
6349 *float<SSEMODEI24:mode><MODEF:mode>2_sse_nointerunit): Set
6350 prefix_rex attribute if DImode.
6351 (*adddi_1_rex64, *adddi_2_rex64, *adddi_3_rex64, *adddi_5_rex64,
6352 *addsi_1, *addsi_1_zext, *addsi_2, *addsi_2_zext, *addsi_3,
6353 *addsi_3_zext, *addsi_5, *addhi_1_lea, *addhi_1, *addhi_2, *addhi_3,
6354 *addhi_5, *addqi_1_lea, *addqi_1): Override length_immediate
6355 attribute to 1 if TYPE_ALU and operand 2 is const128_operand.
6356 (pro_epilogue_adjust_stack_1, pro_epilogue_adjust_stack_rex64):
6357 Likewise. For TYPE_IMOV clear length_immediate attribute.
6358 (*ashldi3_1_rex64, *ashldi3_cmp_rex64, *ashldi3_cconly_rex64,
6359 *ashlsi3_1, *ashlsi3_1_zext, *ashlsi3_cmp, **ashlsi3_cconly,
6360 *ashlsi3_cmp_zext, *ashlhi3_1_lea, *ashlhi3_1, *ashlhi3_cmp,
6361 *ashlhi3_cconly, *ashlqi3_1_lea, *ashlqi3_1, *ashlqi3_cmp,
6362 *ashlqi3_cconly): Override length_immediate attribute to 0 if TYPE_ALU
6363 or one operand TYPE_ISHIFT.
6364 (*ashrdi3_1_one_bit_rex64, *ashrdi3_one_bit_cmp_rex64,
6365 *ashrdi3_one_bit_cconly_rex64, *ashrsi3_1_one_bit,
6366 *ashrsi3_1_one_bit_zext, *ashrsi3_one_bit_cmp,
6367 *ashrsi3_one_bit_cconly, *ashrsi3_one_bit_cmp_zext,
6368 *ashrhi3_1_one_bit, *ashrhi3_one_bit_cmp, *ashrhi3_one_bit_cconly,
6369 *ashrqi3_1_one_bit, *ashrqi3_1_one_bit_slp, *ashrqi3_one_bit_cmp,
6370 *ashrqi3_one_bit_cconly, *lshrdi3_1_one_bit_rex64,
6371 *lshrdi3_cmp_one_bit_rex64, *lshrdi3_cconly_one_bit_rex64,
6372 *lshrsi3_1_one_bit, *lshrsi3_1_one_bit_zext, *lshrsi3_one_bit_cmp,
6373 *lshrsi3_one_bit_cconly, *lshrsi3_cmp_one_bit_zext,
6374 *lshrhi3_1_one_bit, *lshrhi3_one_bit_cmp, *lshrhi3_one_bit_cconly,
6375 *lshrqi3_1_one_bit, *lshrqi3_1_one_bit_slp, *lshrqi2_one_bit_cmp,
6376 *lshrqi2_one_bit_cconly, *rotlsi3_1_one_bit_rex64, *rotlsi3_1_one_bit,
6377 *rotlsi3_1_one_bit_zext, *rotlhi3_1_one_bit, *rotlqi3_1_one_bit_slp,
6378 *rotlqi3_1_one_bit, *rotrdi3_1_one_bit_rex64, *rotrsi3_1_one_bit,
6379 *rotrsi3_1_one_bit_zext, *rotrhi3_one_bit, *rotrqi3_1_one_bit,
6380 *rotrqi3_1_one_bit_slp): Override length_immediate attribute to 0,
6381 set mode attribute, don't override length attribute.
6382 (*btsq, *btrq, *btcq, *btdi_rex64, *btsi): Set prefix_0f attribute
6384 (return_internal_long): Set length attribute to 2 instead of 1.
6385 (*strmovqi_rex_1, *strsetqi_rex_1, *rep_stosqi_rex64,
6386 *cmpstrnqi_nz_rex_1, *cmpstrnqi_rex_1, *strlenqi_rex_1): Clear
6387 prefix_rex attribute.
6388 * config/i386/predicates.md (ext_QIreg_operand, const128_operand):
6390 (memory_displacement_only_operand): Always return 0 for TARGET_64BIT.
6392 2009-05-21 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
6394 * config/arm/thumb2.md (orsi_notsi_si): Fix typo in pattern.
6396 2009-05-20 Ian Lance Taylor <iant@google.com>
6398 * tree.c (build_tree_list_vec_stat): New function.
6399 (ctor_to_vec): New function.
6400 (build_nt_call_vec): New function.
6401 (build_call_array): Change args to be a const pointer.
6402 (build_call_vec): New function.
6403 * tree.h (build_nt_call_vec): Declare.
6404 (build_tree_list_vec_stat): Declare.
6405 (build_tree_list_vec): Define.
6406 (build_call_array): Update declaration.
6407 (build_call_vec): Declare.
6408 (ctor_to_vec): Declare.
6409 * c-common.c (tree_vector_cache): New static variable.
6410 (make_tree_vector): New function.
6411 (release_tree_vector): New function.
6412 (make_tree_vector_single): New function.
6413 (make_tree_vector_copy): New function.
6414 * c-common.h (tree_vector_cache, make_tree_vector): Declare.
6415 (make_tree_vector_single, make_tree_vector_copy): Declare.
6416 * c-parser.c (cached_expr_list_1, cached_expr_list_2): Remove.
6417 (c_parser_expr_list): Don't manage cache here, instead call
6419 (c_parser_release_expr_list): Remove static function.
6420 (c_parser_vec_to_tree_list): Remove static function.
6421 (c_parser_attributes): Call build_tree_list_vec instead of
6422 c_parser_vec_to_tree_list. Call release_tree_vector instead of
6423 c_parser_release_expr_list.
6424 (c_parser_postfix_expression_after_primary): Likewise.
6425 (c_parser_objc_keywordexpr): Likewise.
6427 2009-05-20 Sandra Loosemore <sandra@codesourcery.com>
6429 * doc/tm.texi (Misc): Document TARGET_INVALID_PARAMETER_TYPE,
6430 TARGET_INVALID_RETURN_TYPE, TARGET_PROMOTED_TYPE, and
6431 TARGET_CONVERT_TO_TYPE.
6432 * hooks.c (hook_tree_const_tree_null): Define.
6433 * hooks.h (hook_tree_const_tree_null): Declare.
6434 * target.h (struct gcc_target): Add invalid_parameter_type,
6435 invalid_return_type, promoted_type, and convert_to_type fields.
6436 * target-def.h: (TARGET_INVALID_PARAMETER_TYPE): Define.
6437 (TARGET_INVALID_RETURN_TYPE): Define.
6438 (TARGET_PROMOTED_TYPE): Define.
6439 (TARGET_CONVERT_TO_TYPE): Define.
6440 (TARGET_INITIALIZER): Update for new fields.
6441 * c-decl.c (grokdeclarator): Check targetm.invalid_return_type.
6442 (grokparms): Check targetm.invalid_parameter_type.
6443 * c-typeck.c (default_conversion): Check targetm.promoted_type.
6444 * c-convert.c (convert): Check targetm.convert_to_type.
6446 2009-05-20 Adam Nemet <anemet@caviumnetworks.com>
6448 * config/mips/mips.md (*extenddi_truncate<mode>,
6449 *extendsi_truncate<mode>): Emit exts if supported. Add attribute
6451 (*extendhi_truncateqi): New define_insn_and_sptit.
6453 2009-05-20 Jakub Jelinek <jakub@redhat.com>
6456 * fold-const.c (fold_binary) <case BIT_AND_EXPR>: Avoid infinite
6457 recursion if build_int_cst_type returns the same INTEGER_CST as arg1.
6459 2009-05-20 Eric Botcazou <ebotcazou@adacore.com>
6461 * fold-const.c (build_fold_addr_expr_with_type): Take the address of
6462 the operand of VIEW_CONVERT_EXPR.
6464 2009-05-20 H.J. Lu <hongjiu.lu@intel.com>
6466 * config/i386/driver-i386.c (host_detect_local_cpu): Check
6467 extended family and model for Intel processors. Support Intel Atom.
6469 2009-05-20 Olivier Hainque <hainque@adacore.com>
6471 * gstab.h (stab_code_type): Define, to be used instead of the
6472 __stab_debug_code enum, made anonymous. Add 2009 to the copyright
6474 * dbxout.c (STAB_CODE_TYPE): Remove #define and replace use
6475 occurrences by stab_code_type.
6476 * mips-tfile.c (STAB_CODE_TYPE): Remove #define, unused.
6478 2009-05-20 Martin Jambor <mjambor@suse.cz>
6480 * tree-flow.h (insert_edge_copies_seq): Undeclare.
6481 (sra_insert_before): Likewise.
6482 (sra_insert_after): Likewise.
6483 (sra_init_cache): Likewise.
6484 (sra_type_can_be_decomposed_p): Likewise.
6485 * tree-mudflap.c (insert_edge_copies_seq): Copied here from tree-sra.c
6486 * tree-sra.c (sra_type_can_be_decomposed_p): Made static.
6487 (sra_insert_before): Likewise.
6488 (sra_insert_after): Likewise.
6489 (sra_init_cache): Likewise.
6490 (insert_edge_copies_seq): Made static and moved upwards.
6492 * tree-complex.c (extract_component): Added VIEW_CONVERT_EXPR switch
6495 * tree-flow-inline.h (contains_view_convert_expr_p): New function.
6497 * ipa-prop.c (get_ssa_def_if_simple_copy): New function.
6498 (determine_cst_member_ptr): Call get_ssa_def_if_simple_copy to skip
6501 2009-05-20 Richard Guenther <rguenther@suse.de>
6503 * expr.c (expand_expr_real_1): Avoid calling do_store_flag
6504 with mismatched comparison modes.
6506 2009-05-20 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
6508 * config/arm/arm.md (*arm_iorsi3): Refactored for only ARM.
6509 (peephole ior (reg, int) -> mov, ior): Refactored for only ARM.
6510 * config/arm/thumb2.md (*thumb_andsi_not_shiftsi_si): Allow bic
6511 with shifts for Thumb2.
6512 (orsi_notsi): New for orn.
6513 (*thumb_orsi_notshiftsi_si): Allow orn with shifts.
6514 (*thumb2_iorsi3): Rewrite support for iorsi for Thumb2.
6515 * config/arm/arm.c (const_ok_for_op): Split case for IOR for Thumb2.
6516 (arm_gen_constant): Set can_invert for IOR and Thumb2, Add comments.
6517 Don't invert remainder for IOR.
6519 2009-05-19 Zdenek Dvorak <ook@ucw.cz>
6521 PR tree-optimization/40087
6522 * tree-ssa-loop-niter.c (number_of_iterations_ne_max,
6523 number_of_iterations_ne): Rename never_infinite argument.
6524 (number_of_iterations_lt_to_ne, number_of_iterations_lt,
6525 number_of_iterations_le): Handle pointer-type ivs when
6526 exit_must_be_taken is false.
6527 (number_of_iterations_cond): Do not always assume that
6528 exit_must_be_taken if the control variable is a pointer.
6530 2009-05-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
6532 * c-typeck.c (build_binary_op): Allow % on integal vectors.
6533 * doc/extend.texi (Vector Extension): Document that % is allowed too.
6535 2009-05-19 H.J. Lu <hongjiu.lu@intel.com>
6537 * config/i386/i386.c (ix86_avoid_jump_mispredicts): Check
6538 ASM_OUTPUT_MAX_SKIP_PAD instead of ASM_OUTPUT_MAX_SKIP_ALIGN.
6540 2009-05-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
6543 * c.opt (Wlogical-op): Disabled by default.
6544 * c-opt (c_common_post_options): Do not enable Wlogical-op with
6546 * doc/invoke.texi (Wlogical-op): Likewise.
6548 2009-05-19 Eric Botcazou <ebotcazou@adacore.com>
6550 * tree-scalar-evolution.c (follow_ssa_edge_expr) <NOP_EXPR>: Turn
6552 <PLUS_EXPR>: Strip useless type conversions instead of type nops.
6553 Propagate the type of the first operand.
6554 <ASSERT_EXPR>: Simplify.
6555 (follow_ssa_edge_in_rhs): Use gimple_expr_type to get the type.
6556 Rewrite using the RHS code as discriminant.
6557 <NOP_EXPR>: Turn into CASE_CONVERT.
6558 <PLUS_EXPR>: Propagate the type of the first operand.
6560 2009-05-19 Steve Ellcey <sje@cup.hp.com>
6562 * config/ia64/ia64-protos.h (ia64_dconst_0_5): New.
6563 (ia64_dconst_0_375): New.
6564 * config/ia64/ia64.c (ia64_override_options): Remove
6565 -minline-sqrt-min-latency warning.
6566 (ia64_dconst_0_5_rtx, ia64_dconst_0_5): New.
6567 (ia64_dconst_0_375_rtx, ia64_dconst_0_375): New
6568 * config/ia64/ia64.md (*sqrt_approx): Remove.
6569 (sqrtsf2): Remove #if 0.
6570 (sqrtsf2_internal_thr): Rewrite and move to div.md.
6571 (sqrtdf): Remove assert.
6572 (sqrtdf2_internal_thr): Rewrite and move to div.md.
6573 (sqrtxf2): Remove #if 0.
6574 (sqrtxf2_internal_thr): Rewrite and move to div.md.
6575 * div.md (sqrt_approx_rf): New.
6576 (sqrtsf2_internal_thr): New implementation.
6577 (sqrtsf2_internal_lat): New.
6578 (sqrtdf2_internal_thr: New implementation.
6579 (sqrtxf2_internal): New implementation.
6581 2009-05-19 Francois-Xavier Coudert <fxcoudert@gmail.com>
6582 Hans-Peter Nilsson <hp@axis.com>
6584 * defaults.h (UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE)
6585 (WCHAR_TYPE, MODIFIED_WCHAR_TYPE, PTRDIFF_TYPE, WINT_TYPE)
6586 (INTMAX_TYPE, UINTMAX_TYPE, SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE)
6587 (INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE)
6588 (UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE)
6589 (INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE)
6590 (UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE)
6591 (INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE)
6592 (UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE)
6593 (SIZE_TYPE, PID_TYPE, CHAR16_TYPE, CHAR32_TYPE): Move defaults here...
6594 * c-common.c: ...from here.
6596 2009-05-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
6598 * c-common.c (warn_logical_operator): Remove unnecessary conditionals.
6600 2009-05-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6602 * builtins.c (do_mpc_arg1): Separate MPFR/MPC C rounding types.
6604 2009-05-19 Ben Elliston <bje@au.ibm.com>
6606 * unwind-dw2-fde.c (fde_unencoded_compare): Replace type punning
6607 assignments with memcpy calls.
6608 (add_fdes): Likewise.
6609 (binary_search_unencoded_fdes): Likewise.
6610 (linear_search_fdes): Eliminate type puns.
6612 2009-05-19 Richard Guenther <rguenther@suse.de>
6614 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do
6615 not falsely claim to have propagated into all uses.
6617 2009-05-19 Ben Elliston <bje@au.ibm.com>
6619 * doc/invoke.texi (C Dialect Options): Update OpenMP specification
6622 2009-05-18 Kaz Kojima <kkojima@gcc.gnu.org>
6624 * config/sh/sh-protos.h (sh_legitimate_address_p): Remove.
6625 * config/sh/sh.c (sh_legitimate_address_p): Make static.
6626 (TARGET_LEGITIMATE_ADDRESS_P): New.
6627 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
6628 * config/sh/sh.md: Clean up references to GO_IF_LEGITIMATE_ADDRESS.
6630 2009-05-18 Dodji Seketeli <dodji@redhat.com>
6633 * dwarf2out.c (gen_type_die_with_usage): Generate the DIE as a
6634 child of the containing namespace's DIE.
6636 2009-05-18 Adam Nemet <anemet@caviumnetworks.com>
6638 * config/mips/mips.md (*zero_extend<GPR:mode>_trunc<SHORT:mode>,
6639 *zero_extendhi_truncqi): Move after the zero_extend patterns.
6640 (*extenddi_truncate<mode>, *extendsi_truncate<mode>): Move after the
6643 2009-05-18 H.J. Lu <hongjiu.lu@intel.com>
6646 * config/i386/i386.c (ix86_avoid_jump_misspredicts): Replace
6647 gen_align with gen_pad.
6648 (ix86_reorg): Check ASM_OUTPUT_MAX_SKIP_PAD instead of
6649 #ifdef ASM_OUTPUT_MAX_SKIP_ALIGN.
6651 * config/i386/i386.h (ASM_OUTPUT_MAX_SKIP_PAD): New.
6652 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_PAD): Likewise.
6654 * config/i386/i386.md (align): Renamed to ...
6655 (pad): This. Replace ASM_OUTPUT_MAX_SKIP_ALIGN with
6656 ASM_OUTPUT_MAX_SKIP_PAD.
6658 2009-05-18 Andreas Schwab <schwab@linux-m68k.org>
6660 * config.gcc: Fix variable syntax.
6663 * config/m68k/m68k.c (output_andsi3): Mask off sign bit copies
6664 before calling exact_log2.
6665 (output_iorsi3): Likewise.
6666 (output_xorsi3): Likewise.
6668 2009-05-18 Kaz Kojima <kkojima@gcc.gnu.org>
6670 * config/sh/sh.c (expand_cbranchdi4): Use a scratch register
6671 for the none zero constant operand except for EQ and NE
6672 comprisons even when the first operand is R0.
6674 2009-05-18 Andreas Krebbel <krebbel1@de.ibm.com>
6676 * config/s390/2064.md: Remove trailing whitespaces.
6677 * config/s390/2084.md: Likewise.
6678 * config/s390/constraints.md: Likewise.
6679 * config/s390/fixdfdi.h: Likewise.
6680 * config/s390/libgcc-glibc.ver: Likewise.
6681 * config/s390/s390-modes.def: Likewise.
6682 * config/s390/s390-protos.h: Likewise.
6683 * config/s390/s390.c: Likewise.
6684 * config/s390/s390.h: Likewise.
6685 * config/s390/s390.md: Likewise.
6686 * config/s390/tpf-unwind.h: Likewise.
6688 2009-05-18 Maxim Kuvyrkov <maxim@codesourcery.com>
6690 * config/m68k/m68k.c (m68k_legitimize_address): Fix typo in signature.
6692 2009-05-18 Maxim Kuvyrkov <maxim@codesourcery.com>
6695 * configure.ac (m68k-*-*): Check if binutils support TLS.
6696 * configure: Regenerate.
6697 * config/m68k/predicates.md (symbolic_operand): Extend comment.
6698 * config/m68k/constraints.md (Cu): New constraint.
6699 * config/m68k/m68k.md (UNSPEC_GOTOFF): Remove.
6700 (UNSPEC_RELOC16, UNSPEC_RELOC32): New constants.
6701 (movsi): Handle TLS symbols.
6702 (addsi3_5200): Handle XTLS symbols, indent.
6703 * config/m68k/m68k-protos.h (m68k_legitimize_tls_address): Declare.
6704 (m68k_tls_reference_p): Declare.
6705 (m68k_legitimize_address): Declare.
6706 (m68k_unwrap_symbol): Declare.
6707 * config/m68k/m68k.opt (mxtls): New option.
6708 * config/m68k/m68k.c (ggc.h): Include.
6709 (m68k_output_dwarf_dtprel): Implement hook.
6710 (TARGET_HAVE_TLS, TARGET_ASM_OUTPUT_DWARF_DTPREL): Define.
6711 (m68k_expand_prologue): Load GOT pointer when function needs it.
6712 (m68k_illegitimate_symbolic_constant_p): Handle TLS symbols.
6713 (m68k_legitimate_constant_address_p): Same.
6714 (m68k_decompose_address): Handle TLS references.
6715 (m68k_get_gp): New static function.
6716 (enum m68k_reloc): New contants.
6717 (TLS_RELOC_P): New macro.
6718 (m68k_wrap_symbol): New static function.
6719 (m68k_unwrap_symbol): New function.
6720 (m68k_final_prescan_insn_1): New static function.
6721 (m68k_final_prescan_insn): New function.
6722 (m68k_move_to_reg, m68k_wrap_symbol_into_got_ref): New static
6724 (legitimize_pic_address): Handle TLS references..
6725 (m68k_tls_get_addr, m68k_get_tls_get_addr)
6726 (m68k_libcall_value_in_a0_p)
6727 (m68k_call_tls_get_addr, m68k_read_tp, m68k_get_m68k_read_tp)
6728 (m68k_call_m68k_read_tp): Helper variables and functions for ...
6729 (m68k_legitimize_tls_address): Handle TLS references.
6730 (m68k_tls_symbol_p, m68k_tls_reference_p_1, m68k_tls_reference_p):
6732 (m68k_legitimize_address): Handle TLS symbols.
6733 (m68k_get_reloc_decoration): New static function.
6734 (m68k_output_addr_const_extra): Handle UNSPEC_RELOC16 and
6736 (m68k_output_dwarf_dtprel): Implement hook.
6737 (print_operand_address): Handle UNSPEC_RELOC16 adn UNSPEC_RELOC32.
6738 (m68k_libcall_value): Return result in A0 instead of D0 when asked by
6739 m68k_call_* routines.
6740 (sched_attr_op_type): Handle TLS symbols.
6741 (gt-m68k.h): Include.
6742 * config/m68k/m68k.h (FINAL_PRESCAN_INSN): Define.
6743 (LEGITIMATE_PIC_OPERAND_P): Support TLS.
6745 2009-05-18 Martin Jambor <mjambor@suse.cz>
6747 * ipa-prop.c (ipa_check_stmt_modifications): Removed.
6748 (visit_store_addr_for_mod_analysis): New function.
6749 (ipa_detect_param_modifications): Use walk_stmt_load_store_addr_ops.
6750 (determine_cst_member_ptr): Use gimple_assign_single_p.
6751 (ipa_get_stmt_member_ptr_load_param): Use gimple_assign_single_p.
6752 (ipa_analyze_call_uses): Use !gimple_assign_rhs2 rather than number of
6753 operands. Don't check number of operands of a NOP_EXPR.
6755 2009-05-18 Eric Fisher <joefoxreal@gmail.com>
6757 * doc/tree-ssa.texi (SSA Operands): Fix a mistake.
6759 2009-05-17 Manuel López-Ibáñez <manu@gcc.gnu.org>
6762 * c-common.c (warn_logical_operator): Don't warn if one of
6763 expression isn't always true or false.
6765 2009-05-17 Kai Tietz <kai.tietz@onevision.com>
6767 * config/i386/biarch32.h: New file.
6768 * config.gcc: Add for target i386-w64-* the biarch32.h to tm_file.
6770 2009-05-17 Adam Nemet <anemet@caviumnetworks.com>
6772 * config/mips/mips.md (*zero_extend<mode>_trunchi,
6773 *zero_extend<mode>_truncqi): Merge these into ...
6774 (*zero_extend<GPR:mode>_trunc<SHORT:mode>): ... this new pattern.
6775 Name the pattern following this as *zero_extendhi_truncqi.
6777 2009-05-16 Brad Lucier <lucier@math.purdue.edu>
6780 * hwint.h: Add macro HOST_WIDEST_INT_PRINT.
6781 * bitmap.c (bitmap_descriptor): Make fields HOST_WIDEST_INT.
6782 (output_info): Make field HOST_WIDEST_INT.
6783 (print_statistics): Use HOST_WIDEST_INT_PRINT.
6784 (dump_bitmat_statistics): Same.
6786 2009-05-16 Francois-Xavier Coudert <fxcoudert@gmail.com>
6788 * config.gcc (use_gcc_stdint): Set to wrap.
6789 * config/darwin.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
6790 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
6791 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
6792 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
6793 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
6794 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
6795 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
6796 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
6798 2009-05-16 Joseph Myers <joseph@codesourcery.com>
6800 * config.gcc (mips*-*-*): Support arch_32, arch_64, tune_32 and
6802 * config/mips/mips.h (MIPS_ABI_DEFAULT, MULTILIB_ABI_DEFAULT):
6803 Move definitions earlier.
6804 (OPT_ARCH64, OPT_ARCH32): Define.
6805 (OPTION_DEFAULT_SPECS): Add entries for arch_32, arch_64, tune_32
6808 2009-05-16 Richard Earnshaw <rearnsha@arm.com>
6811 * arm.md (cstoresi_nltu_thumb1): Use a neg of ltu as the pattern name
6814 2009-05-16 Richard Earnshaw <rearnsha@arm.com>
6816 * arm.md (movdi2): Copy non-reg values to DImode registers.
6818 2009-05-16 Jakub Jelinek <jakub@redhat.com>
6821 * final.c (label_to_max_skip): New function.
6822 (label_to_alignment): Only use LABEL_TO_ALIGNMENT if
6823 CODE_LABEL_NUMBER <= max_labelno.
6824 * output.h (label_to_max_skip): New prototype.
6825 * config/i386/i386.c (ix86_avoid_jump_misspredicts): Renamed to...
6826 (ix86_avoid_jump_mispredicts): ... this. Don't define if
6827 ASM_OUTPUT_MAX_SKIP_ALIGN isn't defined. Update comment.
6828 Handle CODE_LABELs with >= 16 byte alignment or with
6829 max_skip == (1 << align) - 1.
6830 (ix86_reorg): Don't call ix86_avoid_jump_mispredicts if
6831 ASM_OUTPUT_MAX_SKIP_ALIGN isn't defined.
6834 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Don't emit second
6835 .p2align 3 if MAX_SKIP is smaller than 7.
6836 * config/i386/linux.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Likewise.
6838 2009-05-15 Ian Lance Taylor <iant@google.com>
6840 * alias.c (struct alias_set_entry_d): Rename from struct
6841 alias_set_entry. Change all uses.
6842 * except.c (struct call_site_record_d): Rename from struct
6843 call_site_record. Change all uses.
6844 * except.h (struct eh_region_d): Rename from struct eh_region.
6846 * gcse.c (struct hash_table_d): Rename from struct hash_table.
6848 * graphite.c (struct ivtype_map_elt_d): Rename fromstruct
6849 ivtype_map_elt. Change all uses.
6850 (struct rename_map_elt_d): Rename fromstruct rename_map_elt.
6852 (struct ifsese_d): Rename fromstruct ifsese. Change all uses.
6853 * graphite.h (struct name_tree_d): Rename from struct name_tree.
6855 (struct sese_d): Rename from struct sese. Change all uses.
6856 * omega.h (struct eqn_d): Rename from struct eqn. Change all uses.
6857 (struct omega_pb_d): Rename from struct omega_pb. Change all uses.
6858 * optabs.h (struct optab_d): Rename from struct optab. Change all
6860 (struct convert_optab_d): Rename from struct convert_optab.
6862 * tree-pass.h (struct ipa_opt_pass_d): Rename fromstruct
6863 ipa_opt_pass. Change all uses.
6864 * tree-predcom.c (struct dref_d): Rename from struct dref. Change
6867 * c-decl.c (pushtag): If -Wc++-compat, warn if the tag is already
6868 defined as a typedef.
6869 (grokdeclarator): If -Wc++-compat, warn if a typedef is already
6872 2009-05-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
6875 * fold-const.c (make_range,build_range_check,merge_ranges): Move
6877 (merge_ranges): Returns bool.
6878 * tree.h (make_range): .. to here.
6879 (build_range_check): Likewise.
6880 (merge_ranges): Likewise. Renamed from merge_ranges.
6881 * c-typeck.c (parser_build_binary_op): Update calls to
6882 warn_logical_operator.
6883 * c-common.c (warn_logical_operator): Add new warning.
6884 * c-common.h (warn_logical_operator): Update declaration.
6886 2009-05-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
6888 * ira-conflicts.c (add_insn_allocno_copies): Fix wrong conditional.
6890 2009-05-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6892 * doc/install.texi: Document MPC requirements, flags etc.
6894 * builtins.c (do_mpc_arg1, fold_builtin_ccos): New.
6895 (fold_builtin_cexp): Ensure we get a complex REAL_TYPE.
6896 Evaluate constant arguments.
6897 (fold_builtin_carg): Ensure we get a complex REAL_TYPE.
6898 (fold_builtin_1): Likewise, also evaluate constant arguments.
6899 Remove superfluous break.
6900 (do_mpc_ckconv): New.
6901 * real.h: Include mpc.h.
6902 * toplev.c (print_version): Output MPC version info if available.
6904 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
6906 * fold-const.c (fold_convert_const_real_from_real): Check for overflow.
6908 2009-05-15 H.J. Lu <hongjiu.lu@intel.com>
6910 * config/i386/i386.c (ix86_reorg): Call optimize_function_for_speed_p
6913 2009-05-15 Jan Hubicka <jh@suse.cz>
6915 * doc/invoke.texi (max-early-inliner-iterations): New flag.
6916 * ipa-inline.c (enum inlining_mode): New INLINE_SIZE_NORECURSIVE.
6917 (try_inline): Fix return value.
6918 (cgraph_decide_inlining_incrementally): Honor new value.
6919 (cgraph_early_inlining): Handle indirect inlining.
6920 * params.def (PARAM_EARLY_INLINER_MAX_ITERATIONS): New.
6922 2009-05-15 Jan Hubicka <jh@suse.cz>
6924 * cgraph.h (struct cgraph_node): Add finalized_by_frotnend flag.
6925 * cgraphunit.c (cgraph_finalize_function): Set it.
6926 (cgraph_expand_function): Use it.
6928 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
6930 * real.c (encode_ieee_half): Define.
6931 (decode_ieee_half): Define.
6932 (ieee_half_format): Define.
6933 (arm_half_format): Define.
6934 * real.h (ieee_half_format): Declare.
6935 (arm_half_format): Declare.
6937 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
6939 * optabs.c (prepare_float_lib_cmp): Test that the comparison,
6940 swapped, and reversed optabs exist before trying to use them.
6942 2009-05-15 Paul Brook <paul@codesourcery.com>
6943 Sandra Loosemore <sandra@codesourcery.com>
6945 * config/arm/arm.c (neon_vector_mem_operand): Handle element/structure
6946 loads. Allow PRE_DEC.
6947 (output_move_neon): Handle PRE_DEC.
6948 (arm_print_operand): Add 'A' for neon structure loads.
6949 * config/arm/arm-protos.h (neon_vector_mem_operand): Update prototype.
6950 * config/arm/neon.md (neon_mov): Update comment.
6951 * config/arm/constraints.md (Un, Us): Update neon_vector_mem_operand
6953 (Um): New constraint.
6955 2009-05-15 Jan Hubicka <jh@suse.cz>
6957 Revert the following patch until testsuite fallout is fixed:
6958 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
6959 * cgraph.h (struct inline_summary): New filed self_wize,
6960 size_inlining_benefit, self_time and time_inlining_benefit.
6961 (struct cgraph_global_info): Replace insns by time ans size fields.
6962 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
6963 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
6964 (ipcp_update_callgraph): Do not touch function bodies.
6965 * ipa-inline.c: Include except.h
6966 (MAX_TIME): New constant.
6967 (overall_insns): Remove
6968 (overall_size, max_benefit): New static variables.
6969 (cgraph_estimate_time_after_inlining): New function.
6970 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
6971 (cgraph_clone_inlined_nodes): Update size.
6972 (cgraph_mark_inline_edge): Update size.
6973 (cgraph_estimate_growth): Use size info.
6974 (cgraph_check_inline_limits): Check size.
6975 (cgraph_default_inline_p): Likewise.
6976 (cgraph_edge_badness): Compute badness based on benefit and size cost.
6977 (cgraph_decide_recursive_inlining): Check size.
6978 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
6980 (cgraph_decide_inlining): Likewise.
6981 (cgraph_decide_inlining_incrementally): Likewise; honor
6982 PARAM_EARLY_INLINING_INSNS.
6983 (likely_eliminated_by_inlining_p): New predicate.
6984 (estimate_function_body_sizes): New function.
6985 (compute_inline_parameters): Use it.
6986 * except.c (must_not_throw_labels): New function.
6987 * except.h (must_not_throw_labels): Declare.
6988 * tree-inline.c (init_inline_once): Kill inlining_weigths
6989 * tree-ssa-structalias.c: Avoid uninitialized warning.
6990 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
6991 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
6992 (PARAM_INLINE_CALL_COST): Remove.
6993 (PARAM_EARLY_INLINING_INSNS): New.
6995 2009-05-15 Richard Guenther <rguenther@suse.de>
6997 * tree-ssa-pre.c (eliminate): Use TODO_update_ssa_only_virtuals,
6998 not TODO_update_ssa.
7000 2009-05-15 Richard Guenther <rguenther@suse.de>
7002 PR tree-optimization/39999
7003 * gimple.h (gimple_expr_type): Use the expression type looking
7004 through useless conversions.
7005 * tree-ssa-sccvn.c (vn_nary_op_lookup_stmt): Use gimple_expr_type.
7006 (vn_nary_op_insert_stmt): Likewise.
7007 (simplify_binary_expression): Likewise.
7009 2009-05-15 Richard Guenther <rguenther@suse.de>
7011 * common.opt (-ftree-forwprop, -ftree-phiprop, -ftree-pta):
7012 New options, enabled by default.
7013 * doc/invoke.texi (-ftree-forwprop, -ftree-phiprop, -ftree-pta):
7015 * tree-ssa-forwprop.c (gate_forwprop): Use flag_tree_forwprop.
7016 * tree-ssa-phiprop.c (gate_phiprop): Use flag_tree_phiprop.
7017 * tree-ssa-structalias.c (gate_tree_pta): New function.
7018 (pass_build_alias): Use it.
7020 2009-05-15 Joseph Myers <joseph@codesourcery.com>
7022 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Also
7023 recurse on an invariant address if a conversion from a pointer
7024 type to a wider integer type is involved.
7026 2009-05-15 Jan Hubicka <jh@suse.cz>
7028 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
7029 * cgraph.h (struct inline_summary): New filed self_wize,
7030 size_inlining_benefit, self_time and time_inlining_benefit.
7031 (struct cgraph_global_info): Replace insns by time ans size fields.
7032 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
7033 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
7034 (ipcp_update_callgraph): Do not touch function bodies.
7035 * ipa-inline.c: Include except.h
7036 (MAX_TIME): New constant.
7037 (overall_insns): Remove
7038 (overall_size, max_benefit): New static variables.
7039 (cgraph_estimate_time_after_inlining): New function.
7040 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
7041 (cgraph_clone_inlined_nodes): Update size.
7042 (cgraph_mark_inline_edge): Update size.
7043 (cgraph_estimate_growth): Use size info.
7044 (cgraph_check_inline_limits): Check size.
7045 (cgraph_default_inline_p): Likewise.
7046 (cgraph_edge_badness): Compute badness based on benefit and size cost.
7047 (cgraph_decide_recursive_inlining): Check size.
7048 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
7050 (cgraph_decide_inlining): Likewise.
7051 (cgraph_decide_inlining_incrementally): Likewise; honor
7052 PARAM_EARLY_INLINING_INSNS.
7053 (likely_eliminated_by_inlining_p): New predicate.
7054 (estimate_function_body_sizes): New function.
7055 (compute_inline_parameters): Use it.
7056 * except.c (must_not_throw_labels): New function.
7057 * except.h (must_not_throw_labels): Declare.
7058 * tree-inline.c (init_inline_once): Kill inlining_weigths
7059 * tree-ssa-structalias.c: Avoid uninitialized warning.
7060 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
7061 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
7062 (PARAM_INLINE_CALL_COST): Remove.
7063 (PARAM_EARLY_INLINING_INSNS): New.
7064 doc/invoke.texi (max-inline-insns-auto, early-inlining-insns): Update.
7065 (inline-call-cost): Remove.
7066 (early-inlining-insns): New.
7068 2009-05-15 Eric Botcazou <ebotcazou@adacore.com>
7070 * dbxout.c (dbxout_range_type): Add LOW and HIGH parameters. Use them
7072 (print_int_cst_bounds_in_octal_p): Likewise.
7073 (dbxout_type): Adjust calls to above functions. Be prepared to deal
7075 * dwarf2out.c (base_type_die): Likewise.
7076 (is_subrange_type): Delete.
7077 (subrange_type_die): Add LOW and HIGH parameters. Use them for bounds.
7078 (modified_type_die): Call subrange_type_for_debug_p on subtypes.
7079 * fold-const.c (fold_truth_not_expr) <CONVERT_EXPR>: Do not strip it
7080 if the destination type is boolean.
7081 (build_range_check): Do not special-case subtypes.
7082 (fold_sign_changed_comparison): Likewise.
7083 (fold_unary): Likewise.
7084 * langhooks-def.h (LANG_HOOKS_GET_SUBRANGE_BOUNDS): Define.
7085 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add LANG_HOOKS_GET_SUBRANGE_BOUNDS.
7086 * langhooks.h (lang_hooks_for_types): Add get_subrange_bounds.
7087 * tree.c (subrange_type_for_debug_p): New predicate based on the
7088 former is_subrange_type.
7089 * tree.h (subrange_type_for_debug_p): Declare.
7090 * tree-chrec.c (avoid_arithmetics_in_type_p): Delete.
7091 (convert_affine_scev): Remove call to above function.
7092 (chrec_convert_aggressive): Likewise.
7093 * tree-ssa.c (useless_type_conversion_p_1): Do not specifically return
7094 false for conversions involving subtypes.
7095 * tree-vrp.c (vrp_val_max): Do not special-case subtypes.
7096 (vrp_val_min): Likewise.
7097 (needs_overflow_infinity): Likewise.
7098 (extract_range_from_unary_expr): Likewise.
7100 2009-05-15 Paolo Bonzini <bonzini@gnu.org>
7102 * config/frv/frv.h: Clean up references to GO_IF_LEGITIMATE_ADDRESS.
7103 * config/frv/frv.c: Likewise.
7104 * config/s390/s390.c: Likewise.
7105 * config/sparc/sparc.h: Likewise.
7106 * config/i386/i386.h: Likewise.
7107 * config/i386/i386.c: Likewise.
7108 * config/crx/crx.c: Likewise.
7109 * config/m68hc11/m68hc11.h: Likewise.
7110 * config/iq2000/iq2000.c: Likewise.
7111 * config/mn10300/mn10300.h: Likewise.
7112 * config/mn10300/mn10300.c: Likewise.
7113 * config/m68k/m68k.c: Likewise.
7114 * config/rs6000/rs6000.c: Likewise.
7115 * config/rs6000/xcoff.h: Likewise.
7116 * config/rs6000/linux64.h: Likewise.
7117 * config/rs6000/sysv4.h: Likewise.
7118 * config/score/score3.c: Likewise.
7119 * config/score/score7.c: Likewise.
7120 * config/score/score.c: Likewise.
7121 * config/arm/arm.md: Likewise.
7122 * config/mips/mips.c: Likewise.
7123 * config/mips/mips.md: Likewise.
7124 * config/bfin/bfin.h: Likewise.
7125 * config/pa/pa.c: Likewise.
7126 * config/pa/constraints.md: Likewise.
7128 * config/pdp11/pdp11-protos.h (legitimate_address_p): Delete.
7129 * config/pdp11/pdp11.c (legitimate_address_p): Delete.
7130 * config/pdp11/pdp11.h: Use memory_address_p instead.
7132 2009-05-14 Ian Lance Taylor <iant@google.com>
7134 * passes.c (finish_optimization_passes): Change i to int.
7135 * plugin.c (plugins_active_p): Change event to int.
7136 (dump_active_plugins): Likewise.
7137 * reginfo.c (invalid_mode_change_p): Change to to unsigned int.
7139 * tree.c (tree_range_check_failed): Change c to unsigned int.
7140 (omp_clause_range_check_failed): Likewise.
7141 (build_common_builtin_nodes): Change mode to int. Add cast.
7142 * config/ia64/ia64.c (is_emitted): Change r to unsigned int.
7143 (ia64_hard_regno_rename_ok, ia64_eh_uses): Likewise.
7145 * c-typeck.c (build_unary_op): If -Wc++-compat, warn about using
7146 ++ or -- with a variable of enum type.
7148 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
7151 * opts.c (common_handle_option): Add OPT_fcse_skip_blocks as a no-op.
7153 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
7155 * store-motion.c: Do not include params.h
7156 * Makefile.in: Fix dependencies for various files.
7158 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
7160 * auto-inc-dec.c: Fix pass description, remove apparent
7161 accidental duplication.
7163 2009-05-14 H.J. Lu <hongjiu.lu@intel.com>
7166 * ipa-utils.h (memory_identifier_string): Moved to ...
7167 * tree.h (memory_identifier_string): Here. Add GTY(()).
7169 2009-05-14 Paolo Bonzini <bonzini@gnu.org>
7171 * doc/tm.texi (TARGET_LEGITIMATE_ADDRESS_P): Refer mainly to this
7172 in the former documentation of...
7173 (GO_IF_LEGITIMATE_ADDRESS): ... this.
7174 * ira-conflicts.c (get_dup_num): Use address_operand.
7175 * targhooks.c (default_legitimate_address_p): New.
7176 * targhooks.h (default_legitimate_address_p): New.
7177 * reload.c (strict_memory_address_p) [!GO_IF_LEGITIMATE_ADDRESS]:
7179 * recog.c (memory_address_p) [!GO_IF_LEGITIMATE_ADDRESS]: Call hook.
7180 * target.h (struct target): Add legitimate_address_p.
7181 * target-def.h (TARGET_LEGITIMATE_ADDRESS_P): New.
7182 (TARGET_INITIALIZER): Include it.
7184 * config/alpha/alpha.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7185 * config/alpha/alpha-protos.h (alpha_legitimate_address_p): Remove.
7186 * config/alpha/alpha.c (alpha_legitimate_address_p): Make static.
7187 (TARGET_LEGITIMATE_ADDRESS_P): New.
7189 * config/frv/frv.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7190 (REG_OK_STRICT_P): Delete.
7191 * config/frv/frv-protos.h (frv_legitimate_address_p): Rename to...
7192 (frv_legitimate_address_p_1): ... this.
7193 * config/frv/frv.c (frv_legitimate_address_p): Forward to...
7194 (frv_legitimate_address_p_1): ... the renamed old
7195 frv_legitimate_address_p.
7196 * config/frv/predicates.md: Adjust calls to frv_legitimate_address_p.
7197 (TARGET_LEGITIMATE_ADDRESS_P): New.
7199 * config/s390/s390.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7200 * config/s390/s390-protos.h (legitimate_address_p): Remove.
7201 * config/s390/s390.c (legitimate_address_p): Rename to...
7202 (s390_legitimate_address_p): ... this, make static.
7203 (legitimize_address): Adjust call.
7204 (TARGET_LEGITIMATE_ADDRESS_P): New.
7205 * config/s390/constraints.md ("e"): Call strict_memory_address_p.
7207 * config/m32c/m32c.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7208 * config/m32c/m32c-protos.h (m32c_legitimate_address_p): Remove.
7209 * config/m32c/m32c.c (m32c_legitimate_address_p): Make static.
7210 (TARGET_LEGITIMATE_ADDRESS_P): New.
7212 * config/spu/spu.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7213 * config/spu/spu-protos.h (spu_legitimate_address): Remove.
7214 * config/spu/spu.c (spu_legitimate_address): Rename to...
7215 (spu_legitimate_address_p): ... this, make static.
7216 (TARGET_LEGITIMATE_ADDRESS_P): New.
7218 * config/sparc/sparc.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7219 * config/sparc/sparc-protos.h (legitimate_address_p): Remove.
7220 * config/sparc/sparc.c (legitimate_address_p): Rename to...
7221 (sparc_legitimate_address_p): ... this, make static and return bool.
7222 (legitimize_address): Adjust call.
7223 (TARGET_LEGITIMATE_ADDRESS_P): New.
7225 * config/i386/i386.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7226 * config/i386/i386-protos.h (legitimate_address_p): Remove.
7227 * config/i386/i386.c (legitimate_address_p): Rename to...
7228 (ix86_legitimate_address_p): ... this, make static.
7229 (constant_address_p): Move after it, adjust call.
7230 (TARGET_LEGITIMATE_ADDRESS_P): New.
7232 * config/avr/avr.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7233 * config/avr/avr-protos.h (legitimate_address_p): Remove.
7234 * config/avr/avr.c (legitimate_address_p): Rename to...
7235 (avr_legitimate_address_p): ... this, make static.
7236 (legitimize_address): Adjust call.
7237 (TARGET_LEGITIMATE_ADDRESS_P): New.
7239 * config/crx/crx.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7240 * config/crx/crx-protos.h (crx_legitimate_address_p): Remove.
7241 * config/crx/crx.c (crx_legitimate_address_p): Make static.
7242 (TARGET_LEGITIMATE_ADDRESS_P): New.
7244 * config/xtensa/xtensa.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7245 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): Remove.
7246 * config/xtensa/xtensa.c (xtensa_legitimate_address_p): Make static.
7247 (TARGET_LEGITIMATE_ADDRESS_P): New.
7249 * config/stormy16/stormy16.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7250 * config/stormy16/stormy16-protos.h (xstormy16_legitimate_address_p):
7252 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p):
7254 (TARGET_LEGITIMATE_ADDRESS_P): New.
7256 * config/m68hc11/m68hc11.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7257 * config/m68hc11/m68hc11-protos.h (m68hc11_go_if_legitimate_address):
7259 * config/m68hc11/m68hc11.c (m68hc11_go_if_legitimate_address):
7261 (m68hc11_legitimate_address_p): ... this, make static.
7262 (go_if_legitimate_address_internal): Rename to...
7263 (m68hc11_legitimate_address_p_1): ... this.
7264 (legitimize_address): Adjust call.
7265 (TARGET_LEGITIMATE_ADDRESS_P): New.
7267 * config/iq2000/iq2000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7268 * config/iq2000/iq2000-protos.h (iq2000_legitimate_address_p): Remove.
7269 * config/iq2000/iq2000.c (iq2000_legitimate_address_p): Make static.
7270 (TARGET_LEGITIMATE_ADDRESS_P): New.
7272 * config/mn10300/mn10300.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7273 * config/mn10300/mn10300-protos.h (legitimate_address_p): Remove.
7274 * config/mn10300/mn10300.c (legitimate_address_p): Rename to...
7275 (mn10300_legitimate_address_p): ... this, make static.
7276 (TARGET_LEGITIMATE_ADDRESS_P): New.
7278 * config/m68k/m68k.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7279 * config/m68k/m68k-protos.h (m68k_legitimate_address_p): Remove.
7280 * config/m68k/m68k.c (m68k_legitimate_address_p): Make static.
7281 (TARGET_LEGITIMATE_ADDRESS_P): New.
7283 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7284 (REG_OK_STRICT_FLAG, REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P): Delete.
7285 (INT_REG_OK_FOR_BASE_P, INT_REG_OK_FOR_INDEX_P): Move above.
7286 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7287 * config/rs6000/rs6000-protos.h (rs6000_legitimate_address): Remove.
7288 * config/rs6000/rs6000.c (rs6000_legitimate_address): Rename to...
7289 (rs6000_legitimate_address_p): ... this, make static.
7290 (TARGET_LEGITIMATE_ADDRESS_P): New.
7291 (REG_MODE_OK_FOR_BASE_P): Delete.
7292 (rs6000_legitimize_reload_address): Use INT_REG_OK_FOR_BASE_P.
7294 * config/picochip/picochip.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7295 * config/picochip/picochip-protos.h (picochip_legitimate_address_p):
7297 * config/picochip/picochip.c (picochip_legitimate_address_p): Make
7298 static, adjust types.
7299 (TARGET_LEGITIMATE_ADDRESS_P): New.
7301 * config/score/score.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7302 * config/score/score.c (score_address_p): Rename to...
7303 (score_legitimate_address_p): ... this.
7304 (TARGET_LEGITIMATE_ADDRESS_P): New.
7305 * config/score/score3.c (score3_address_p): Rename to...
7306 (score3_legitimate_address_p): ... this.
7307 * config/score/score7.c (score7_address_p): Rename to...
7308 (score7_legitimate_address_p): ... this.
7310 * config/arm/arm.h (ARM_GO_IF_LEGITIMATE_ADDRESS,
7311 THUMB2_GO_IF_LEGITIMATE_ADDRESS, THUMB1_GO_IF_LEGITIMATE_ADDRESS,
7312 GO_IF_LEGITIMATE_ADDRESS): Delete.
7313 * config/arm/arm-protos.h (thumb1_legitimate_address_p,
7314 thumb2_legitimate_address_p): Delete.
7315 (arm_legitimate_address_p): Rename to...
7316 (arm_legitimate_address_outer_p): ... this.
7317 * config/arm/constraints.md ("Uq"): Adjust call.
7318 * config/arm/predicates.md (arm_extendqisi_mem_op): Likewise.
7319 * config/arm/arm.c (arm_legitimate_address_p): New, rename old one
7321 (arm_legitimate_address_outer_p): ... this.
7322 (thumb1_legitimate_address_p, thumb2_legitimate_address_p): Make
7324 (TARGET_LEGITIMATE_ADDRESS_P): New.
7326 * config/mips/mips.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7327 * config/mips/mips-protos.h (mips_legitimate_address_p): Remove.
7328 * config/mips/mips.c (mips_legitimate_address_p): ... Make static.
7329 (TARGET_LEGITIMATE_ADDRESS_P): New.
7331 * config/vax/vax.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7332 * config/vax/vax-protos.h (legitimate_address_p): Remove.
7333 * config/vax/vax.c (legitimate_address_p): Rename to...
7334 (vax_legitimate_address_p): ... this, make static.
7335 (TARGET_LEGITIMATE_ADDRESS_P): New.
7337 * config/h8300/h8300.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7338 * config/h8300/h8300-protos.h (h8300_legitimate_address_p): Remove.
7339 * config/h8300/h8300.c (h8300_legitimate_address_p): ... Make static.
7340 (TARGET_LEGITIMATE_ADDRESS_P): New.
7342 * config/mmix/mmix.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7343 * config/mmix/mmix-protos.h (mmix_legitimize_address): Remove.
7344 * config/mmix/mmix.c (mmix_legitimate_address): Rename to...
7345 (mmix_legitimate_address_p): ... this, make static.
7346 (TARGET_LEGITIMATE_ADDRESS_P): New.
7348 * config/bfin/bfin.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7349 * config/bfin/bfin-protos.h (bfin_legitimate_address_p): Remove.
7350 * config/bfin/bfin.c (bfin_legitimate_address_p): ... Make static.
7351 (TARGET_LEGITIMATE_ADDRESS_P): New.
7353 2009-05-14 Paolo Bonzini <bonzini@gnu.org>
7355 * config/arm/arm.h (PROMOTE_FUNCTION_MODE): Remove handling
7356 of MODE_COMPLEX_INT.
7358 2009-05-14 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
7360 * config/alpha/alpha.c (alpha_initialize_trampoline): Change 0 to
7361 LCT_NORMAL in function call.
7362 * mips-tdump.c (print_file_desc): Add cast to enum type.
7363 * mips-tfile.c (add_ext_symbol): Add casts to enum types.
7364 (mark_stabs): Add casts to enum types.
7365 (parse_stabs_common): Add casts to enum types.
7367 2009-05-13 Adam Nemet <anemet@caviumnetworks.com>
7369 * config/mips/mips.c (mips_print_operand) <REG, MEM, default>:
7370 Check for invalid values of LETTER.
7372 2009-05-13 Taras Glek <tglek@mozilla.com>
7374 * attribs.c (register_attribute): moved out attribute registration
7375 into register_attribute.
7376 * doc/plugins.texi: Documented register_attribute and
7378 * gcc-plugin.h: Added forward decl for register_attribute.
7379 * gcc-plugin.h (plugins_event): Added PLUGIN_ATTRIBUTES.
7380 * plugin.c (register_callback, invoke_plugin_callbacks): Added
7381 PLUGIN_ATTRIBUTES boilerplate.
7383 2009-05-14 Dave Korn <dave.korn.cygwin@gmail.com>
7385 * config/i386/msformat-c.c (ms_printf_length_specs): Use enumeration
7386 values even in sentinel and empty entries.
7387 (ms_printf_flag_specs): Likewise.
7388 (ms_scanf_flag_specs): Likewise.
7389 (ms_strftime_flag_specs): Likewise.
7390 (ms_print_char_table): Likewise.
7391 (ms_scan_char_table): Likewise.
7392 (ms_time_char_table): Likewise.
7394 2009-05-13 Doug Kwan <dougkwan@google.com>
7396 * tree-ssa-sccvn.c (compare_ops): Stabilize qsort.
7398 2009-05-13 Adam Nemet <anemet@caviumnetworks.com>
7400 * config/mips/mips.md (store): Add attributes for QI and HI.
7402 (truncdisi2, truncdihi2, truncdiqi2): Merge these into ...
7403 (truncdi<mode>2): ... this new pattern.
7405 2009-05-13 Brad Hards <bradh@kde.org>
7407 * Makefile.in (TEXI_GCCINT_FILES): Add plugins.texi.
7409 2009-05-14 Jakub Jelinek <jakub@redhat.com>
7410 Ben Elliston <bje@au.ibm.com>
7413 * dse.c (check_mem_read_rtx): Guard against width == -1.
7415 2009-05-13 Michael Matz <matz@suse.de>
7418 * tree-outof-ssa.c (maybe_renumber_stmts_bb): New function.
7419 (trivially_conflicts_p): New function.
7420 (insert_backedge_copies): Use it.
7422 2009-05-13 Janis Johnson <janis187@us.ibm.com>
7424 * c-pragma.c (enum pragma_switch_t): Prefix constants with PRAGMA_.
7425 (handle_stdc_pragma): Use new enum constant names.
7426 (handle_pragma_float_const_decimal64): Ditto.
7428 2009-05-13 Ian Lance Taylor <iant@google.com>
7430 * Makefile.in (build/gencheck.o): Depend upon all-tree.def, not
7433 2009-05-13 Nathan Sidwell <nathan@codesourcery.com>
7435 * config/m68k/t-uclinux (M68K_MLIB_CPU): Check for FL_UCLINUX.
7436 * config/m68k/m68k-devices.def: Add FL_UCLINUX to 68020 and 54455
7438 * config/m68k/m68k.h (FL_UCLINUX): Define.
7440 2009-05-13 Jan Hubicka <jh@suse.cz>
7442 * options.c (gfc_post_options): -fwhole-program imply -fwhole-file.
7444 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
7446 * config/sh/sh.h (OVERRIDE_OPTIONS): Clear flag_schedule_insns
7447 unless -fschedule-insns is specified.
7449 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
7452 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Don't set
7453 TARGET_EXPAND_CBRANCHDI4.
7454 * config/sh/sh.md (cbranchdi4): Don't check TARGET_EXPAND_CBRANCHDI4.
7455 * config/sh/sh.opt (mexpand-cbranchdi): Remove.
7456 (cmpeqdi): Fix comment.
7458 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
7460 * config/sh/sh-protos.h (sh_legitimate_index_p): Declare.
7461 (sh_legitimate_address_p): Likewise.
7462 * config/sh/sh.c (sh_legitimate_index_p): New.
7463 (sh_legitimate_address_p): Likewise.
7464 * config/sh/sh.h (REG_OK_FOR_BASE_P): Add STRICT parameter.
7465 (REG_OK_FOR_INDEX_P, SUBREG_OK_FOR_INDEX_P): Likewise.
7466 (MODE_DISP_OK_4, MODE_DISP_OK_8): Remove.
7467 (MAYBE_BASE_REGISTER_RTX_P): New macro.
7468 (MAYBE_INDEX_REGISTER_RTX_P): Likewise.
7469 (BASE_REGISTER_RTX_P): Use MAYBE_BASE_REGISTER_RTX_P.
7470 (INDEX_REGISTER_RTX_P): Use MAYBE_INDEX_REGISTER_RTX_P.
7471 (GO_IF_LEGITIMATE_INDEX): Use sh_legitimate_index_p.
7472 (GO_IF_LEGITIMATE_ADDRESS): Use sh_legitimate_address_p.
7474 2009-05-12 Jan Hubicka <jh@suse.cz>
7476 * tree-inline.c (estimate_operator_cost): Add operands;
7477 when division happens by constant, it is cheap.
7478 (estimate_num_insns): Loads and stores are not having cost of 0;
7479 EH magic stuff is cheap; when computing runtime cost of switch,
7480 use log2 base of amount of its cases; builtin_expect has cost of 0;
7481 compute cost for moving return value of call.
7482 (init_inline_once): Initialize time_based flags.
7483 * tree-inline.h (eni_weights_d): Add time_based flag.
7485 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
7487 * df-core.c: Update head documentation.
7489 2009-05-12 Michael Meissner <meissner@linux.vnet.ibm.com>
7492 * rs6000.c (rs6000_generate_compare): Use op1b instead of
7493 shadowing exisiting variable op1.
7495 2009-05-12 Uros Bizjak <ubizjak@gmail.com>
7498 * config/i386/driver-i386.c (processor_signatures): New enum.
7499 (SIG_GEODE): Move from vendor_signatures to processor_signatures.
7500 (host_detect_local_cpu): For SIG_AMD vendor, check for SIG_GEODE
7501 processor signature to detect geode processor.
7503 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
7507 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
7509 * optabs.c (prepare_cmp_insn): Temporarily disable test that
7510 causes spurious differences between trunk and cond-optab branch.
7512 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
7514 * dojump.c (compare_from_rtx): Delete.
7515 * expmed.c (emit_store_flag): Only try cstore_optab. Canonicalize
7516 any MODE_CC mode to the cstorecc4 pattern. Use prepare_operand, fail
7517 if the comparison does not satisfy the predicate; test predicates for
7518 operands 2 and 3 of a cstore pattern. Don't try cstore optab
7519 further if one existing pattern fails.
7520 * expr.h (compare_from_rtx): Delete.
7521 (prepare_operand): Declare it.
7522 * optabs.c: Change "lib call" to "libcall" throughout.
7523 (bcc_gen_fctn, setcc_gen_code, trap_rtx,
7524 HAVE_conditional_trap, emit_cmp_insn): Delete.
7525 (can_compare_p): Delete cmp_optab case.
7526 (prepare_float_lib_cmp): Return an rtx and a machine mode.
7527 Accept other parameters by value.
7528 (prepare_operand): Make non-static.
7529 (prepare_cmp_insn): Return an rtx and a machine mode. Accept
7530 other parameters by value. Try to widen operands here based on
7531 an optab_methods argument and looking at cbranch_optab.
7532 (emit_cmp_and_jump_insn_1): Accept test and mode, remove widening
7533 loop. Use cbranch_optab directly.
7534 (emit_cmp_and_jump_insns): Fix comment. Adjust call to
7535 prepare_cmp_insn and emit_cmp_and_jump_insn_1, remove obsolete
7537 (emit_conditional_move, emit_conditional_add): Inline what's needed
7538 of compare_from_rtx, using new prepare_cmp_insn for the rest.
7539 (init_optabs): Init cmp_optab with UNKNOWN, cbranch_optab
7540 with COMPARE. Move cmov_optab and cstore_optab above
7541 with cbranch_optab, move cmp_optab down with ucmp_optab,
7542 remove tst_otpab. Do not initialize trap_rtx.
7543 (gen_cond_trap): Do it here. Use ctrap_optab. Test predicate
7544 for trap code. Do not check HAVE_conditional_trap. Use
7545 prepare_cmp_insn. Accept no predicate for operand 3.
7546 * optabs.h (OTI_cmp): Mark as used only for libcalls.
7547 (OTI_ctrap, ctrap_optab): New.
7548 (tst_optab): Delete.
7549 (bcc_gen_fctn, setcc_gen_code, emit_cmp_insn): Delete.
7550 * ifcvt.c (find_if_header): Replace HAVE_conditional_trap
7551 with lookup of ctrap_optab.
7552 * genopinit.c (cmp_optab, tst_optab, bcc_gen_fctn, setcc_gen_code):
7556 * combine.c (combine_simplify_rtx, simplify_set): Do not
7557 special case comparing against zero for cc0 machines.
7558 * simplify-rtx.c (simplify_binary_operation_1): Never remove
7559 COMPARE on cc0 machines.
7560 (simplify_relational_operation): Return a new expression when
7561 a COMPARE could be removed.
7562 * final.c (final_scan_insn): Compare cc_status values
7563 against LHS of a (compare FOO (const_int 0)) cc0 source.
7564 Also check if cc_status.value is the full compare.
7566 * doc/md.texi (bCC, sCC, tstMM, cmpMM): Delete.
7567 (cstoreMM4): Document.
7568 (conditional_trap): Document ctrapMM4 instead.
7569 (sync_compare_and_swapMM): Refer to cbranchcc4.
7570 (Dependent Patterns): Eliminate obsolete information referring to
7571 the old jump optimization phase.
7572 (Canonicalization): Include cbranchcc4 case, omit canonicalization
7573 of compares with 0 on cc0 machines.
7574 (Jump Patterns): Refer to MODE_CC jump patterns preferably,
7575 avoiding references to cc0. Remove text about storing operands
7577 * doc/tm.texi (Condition Codes): Include blurb on different
7578 condition code representations, separate into subsections for
7579 CC0, MODE_CC and conditional execution.
7581 * config/alpha/alpha-protos.h (alpha_emit_conditional_branch,
7582 alpha_emit_setcc): Accept operands and a machine mode.
7583 * config/alpha/alpha.c (alpha_emit_conditional_branch):
7584 Get code/op0/op1 from operands, use machine mode argument
7585 instead of alpha_compare.fp_p. Emit the branch here.
7586 (alpha_emit_setcc): Likewise, and return boolean.
7587 (alpha_emit_conditional_move): Likewise. Assert that
7588 cmp_op_mode == cmp_mode, and simplify accordingly.
7589 * config/alpha/alpha.h (struct alpha_compare, alpha_compare): Delete.
7590 * config/alpha/alpha.md (cmpdf, cmptf, cmpdi, bCC, sCC): Delete.
7591 (cbranchdf4, cbranchtf4, cbranchdi4, cstoredf4, cstoretf4,cstoredi4):
7593 (stack probe test): Use cbranchdi4.
7594 * config/alpha/predicates.md (alpha_cbranch_operator): New.
7596 * config/arc/arc.c (gen_compare_reg): Do not emit cmp.
7597 * config/arc/arc.h (movsicc, movsfcc): Use it.
7598 (movdicc, *movdicc_insn, movdfcc, *movdfcc_insn): Remove.
7599 (cbranchsi4, cstoresi4): New.
7600 (cmpsi, bCC and sCC expanders): Remove.
7602 * config/arm/arm.c (arm_compare_op0, arm_compare_op1): Delete.
7603 * config/arm/arm.h (arm_compare_op0, arm_compare_op1): Delete.
7604 * config/arm/predicates.md (arm_comparison_operator): Only include
7605 floating-point operators if there is a hardware floating-point unit.
7606 * config/arm/arm.md (cbranchsi4, cstoresi4): Enable for TARGET_32BIT,
7607 deferring to cbranch_cc and cstore_cc respectively.
7608 (cbranchsf4, cbranchdf4, cbranchdi4, cstoresf4, cstoredf4, cstoredi4,
7609 cbranch_cc, cstore_cc): New.
7610 (movsicc, movsfcc, movdfcc): Do not use arm_compare_op0 and
7612 (bCC, sCC, cmpsi, cmpsf, cmpdf, cmpdi): Delete.
7614 * config/avr/avr-protos.h (out_tstsi, out_tsthi): Adjust prototype.
7615 * config/avr/avr.c (out_tstsi, out_tsthi): Get the tested operand
7617 (adjust_insn_length): Adjust calls.
7618 (avr_reorg): Handle (compare (foo) (const_int 0)).
7619 * config/avr/avr.md (tstqi, tsthi, tstsi): Remove.
7620 (*negated_tstqi, *negated_tsthi, *negated_tstsi): Unmacroize.
7621 (*reversed_tsthi, *reversed_tstsi): Add a scratch for simplicity.
7622 (cmpqi, cmphi, cmpsi): Prepend asterisk, fuse tst[qhs]i here.
7624 (cbranchqi4, cbranchhi4, cbranchsi4): New.
7625 (tst -> sbrc/sbrs peephole2, cpse peephole): Wrap RHS with COMPARE.
7627 * config/bfin/bfin.md (cmpbi, cmpsi, bCC, sCC): Delete.
7628 (cbranchsi4, cstorebi4, cstoresi4): New.
7629 (movbisi): This insn is duplicate, split it to zero_extend.
7630 * config/bfin/bfin.c (bfin_compare_op0, bfin_compare_op1): Delete
7631 (bfin_gen_compare): Do not use them. Emit VOIDmode SET, not BImode.
7632 (bfin_optimize_loop): Use cbranch expander.
7633 * config/bfin/bfin.h (bfin_compare_op0, bfin_compare_op1): Delete.
7634 * config/bfin/predicates.md (bfin_cbranch_operator): Rename to...
7635 (bfin_bimode_comparison_operator): ... this.
7636 (bfin_direct_comparison_operator): New.
7638 * config/cris/cris.c (cris_normal_notice_update_cc): Look
7639 inside (compare FOO (const_int 0)).
7640 (cris_rtx_costs): Handle ZERO_EXTRACT.
7641 * config/cris/cris.md (tstdi, tst<mode>, cmpdi): Delete.
7642 (*tstdi_non_v32): Fold in *cmpdi_non_v32.
7643 (*tstdi_v32): Delete.
7644 (*cmpdi_non_v32): Add M alternative for operand 1.
7645 (cmpsi, cmp<mode>): Make private.
7646 (*tstsi, *tst<mode>_cmp, *tst<mode>_non_cmp, *btst): Wrap LHS
7648 (cbranch<mode>4, cbranchdi4, cstore<mode>4): New.
7650 * config/crx/crx.md (cstore<mode>4, cbranchcc4): New.
7651 (cmp<mode>, bCOND_internal, b<code>, s<code>): Delete.
7652 (cbranch<mode>4, sCOND_internal): Use ordered_comparison_operator.
7653 (cc_reg_operand): New.
7655 * config/crx/crx.c (crx_compare_op0, crx_compare_op1,
7656 crx_expand_compare, crx_expand_branch, crx_expand_scond): Delete.
7657 * config/crx/crx.h (crx_compare_op0, crx_compare_op1): Delete.
7658 * config/crx/crx-protos.h (crx_expand_compare, crx_expand_branch,
7659 crx_expand_scond): Delete.
7661 * config/fr30/fr30.md (cmp<mode>, bCC): Delete.
7663 * config/fr30/fr30.c (fr30_compare_op0, fr30_compare_op1): Delete
7664 * config/fr30/fr30.h (fr30_compare_op0, fr30_compare_op1): Delete.
7666 * config/frv/frv.md (cbranchsi4, cbranchsf4, cbranchdf4,
7667 cstoresi4, cstoresf4, cstoredf4): New.
7668 (cmpdi, cmpsi, cmpsf, cmpdf, bCC, sCC): Remove.
7669 * config/frv/frv-protos.h (frv_emit_cbranch, frv_emit_scc):
7670 Receive the entire operands array.
7671 * config/frv/frv.h (frv_compare_op0, frv_compare_op1): Delete.
7672 * config/frv/frv.c (frv_compare_op0, frv_compare_op1): Delete.
7673 * config/frv/frv-protos.h (frv_emit_cbranch, frv_emit_scc):
7674 Get test/op0/op1 from the operands array.
7675 (frv_emit_cond_move): Get test/op0/op1 from the test_rtx.
7677 * config/h8300/h8300-protos.h (h8300_expand_branch): Accept operands.
7678 (h8300_expand_store): New.
7679 * config/h8300/h8300.c (h8300_rtx_costs): Handle (compare FOO
7681 (h8300_expand_branch): Emit compare here. Adjust for new arguments.
7682 (h8300_expand_store): New.
7683 * config/h8300/h8300.md (btst combine patterns): Wrap with COMPARE
7684 or do not try to produce (set (cc0) REG).
7685 (peepholes): Wrap arguments with COMPARE. Add a peephole to
7686 change a compare into a move to a scratch register. Disable some
7687 peepholes when comparing with zero.
7688 (tstsi, tsthi, tstsi, cmpqi): Make private.
7691 (cbranchqi4, cbranchhi4, cbranchsi4, cstoreqi4, cstorehi4,
7694 * config/i386/i386.c (ix86_expand_int_movcc, ix86_expand_int_addcc,
7695 ix86_expand_fp_movcc): Set ix86_compare_op0 and ix86_compare_op1.
7696 (ix86_emit_i387_log1p): Use gen_cbranchxf4.
7697 (ix86_emit_i387_log1p): Use cbranchxf2.
7698 (ix86_expand_setcc): Return void.
7699 * config/i386/i386-protos.h (ix86_expand_setcc): Return void.
7700 * config/i386/i386.md (cmpti, cmpdi, cmpsi, cmphi, cmpqi, cmpxf,
7701 cmp<MODEF>, cmpcc): Remove.
7702 (cbranchti4, cbranchdi4, cbranchsi4, cbranchhi4, cbranchqi4,
7703 cbranchxf4, cbranch<MODEF>4, cbranchcc4, cstoredi4, cstoresi4,
7704 cstorehi4, cstoreqi4, cstorexf4, cstore<MODEF>4, cstorecc): New.
7705 (sCC and bCC expanders): Remove.
7706 (stack_protect_test): Use cbranchcc4.
7708 * config/ia64/ia64-protos.h (ia64_compare_op0, ia64_compare_op1):
7710 (ia64_expand_compare): Accept three rtx by reference and return void.
7711 * config/ia64/ia64.c (ia64_compare_op0, ia64_compare_op1): Delete.
7712 (ia64_expand_compare): Replace op0/op1 with *op0/*op1. Get code
7713 from *expr. Update *expr with the BImode comparison to do.
7714 * config/ia64/ia64.md (cmpbi, cmpsi, cmpdi, cmpsf, cmpdf, cmpxf,
7715 cmptf, bCC, sCC, conditional_trap): Delete.
7716 (cbranchbi4, cbranchsi4, cbranchdi4, cbranchsf4, cbranchdf4,
7717 cbranchxf4, cbranchtf4, cstorebi4, cstoresi4, cstoredi4, cstoresf4,
7718 cstoredf4, cstorexf4, cstoretf4, ctrapbi4, ctrapsi4, ctrapdi4,
7719 ctrapsf4, ctrapdf4, ctrapxf4, ctraptf4): New.
7720 * config/ia64/predicates.md (ia64_cbranch_operator): New.
7722 * config/iq2000/iq2000-protos.h (gen_conditional_branch): Change
7723 type of last argument.
7724 * config/iq2000/iq2000.c (branch_cmp, branch_type): Remove.
7725 (gen_conditional_branch): Get code/cmp0/cmp1 from operands,
7726 use machine mode argument instead of branch_type. Remove dead
7727 code for floating-point comparisons.
7728 * config/iq2000/iq2000.h (branch_cmp, branch_type): Remove.
7729 * config/iq2000/iq2000.md (cmpsi, cmpdi, cmpsf, cmpdf, tstsi, bCC):
7731 (cbranchsi4, cstoresi4): New.
7732 * config/iq2000/predicates.md (reg_or_const_operand): New.
7734 * config/m32c/m32c.md (cbranch splitter): Use match_op_dup.
7735 * config/m32c/m32c.md (any_cond, gl_cond): Delete.
7736 (b<code>_op): Rewrite to...
7737 (bcc_op): ... this, using match_operator.
7738 (s<code>_op): Rewrite to...
7739 (scc_op): ... this, using match_operator.
7740 (s<code>_24_op): Rewrite to...
7741 (scc_op_24): ... this, using match_operator.
7742 (s<code>_<mode>): Rewrite to...
7743 (cstore<mode>4): ... this, using match_operator.
7744 (s<code>_<mode>_24): Rewrite to...
7745 (cstore<mode>4_24): ... this, using match_operator.
7746 * config/m32c/m32c-protos.h (m32c_cmp_flg_0, m32c_pend_compare,
7747 m32c_unpend_compare, m32c_expand_scc): Delete.
7748 * config/m32c/m32c.c (compare_op0, compare_op1, m32c_cmp_flg_0,
7749 m32c_pend_compare, m32c_unpend_compare, m32c_expand_scc): Delete.
7750 (m32c_expand_movcc): Change NE to EQ if necessary.
7751 (m32c_init_libfuncs): Modify cstore optab instead of setcc_gen_code.
7753 * config/m32r/m32r-protos.h (gen_cond_store): New.
7754 * config/m32r/m32r.c (m32r_compare_op0, m32r_compare_op1): Delete.
7755 (gen_cond_store): New, from sCC patterns.
7756 (m32r_expand_block_move): Use cbranchsi4.
7757 * config/m32r/m32r.h (m32r_compare_op0, m32r_compare_op1): Delete.
7758 * config/m32r/m32r.md (cmpsi, bCC, sCC): Delete.
7759 (cbranchsi4, cstoresi4): New.
7761 * config/m68hc11/m68hc11.c (m68hc11_compare_op0, m68hc11_compare_op1):
7763 (m68hc11_rtx_costs_1, m68hc11_rtx_costs): Handle ZERO_EXTRACT.
7764 (m68hc11_notice_update_cc): Look into a compare with 0.
7765 * config/m68hc11/m68hc11.h (m68hc11_compare_op0, m68hc11_compare_op1):
7767 * config/m68hc11/m68hc11.md (tstsi, tsthi, tstqi, cmpsi,
7768 cmphi, cmpqi, bCC): Delete.
7769 (cbranchsi4, cbranchhi4, cbranchqi4): New.
7770 (tstqi_1, tstqi_z_used, tstqi_1, bitcmpqi, bitcmpqi_z_used,
7771 bitcmpqi_12, bitcmphi, various splits and peephole2s): Wrap cc0<-reg
7774 * config/m68k/predicates.md (m68k_cstore_comparison_operator,
7775 const0_operand, const1_operand, m68k_subword_comparison_operand): New.
7776 * config/m68k/constraints.md (H): New.
7777 * config/m68k/m68k.md (tstdi): Remove define_expand, use name for
7778 the define_insn below.
7779 (tstsi, tsthi, tst<FP:mode>, cmphi, cmpqi, cmp<FP:mode>): Delete.
7780 (*tstsi_internal_68020_cf, *tstsi_internal, *tsthi_internal,
7781 *tstqi_internal, tst<mode>_6881, tst<mode>_cf, many unnamed
7782 patterns): Wrap RHS with COMPARE.
7783 (tst<FP>_68881, tst<FP>_cf): Use const0_operand.
7784 (*cmpdi_internal): Name this pattern.
7785 (cmpdi): Change to define_insn.
7786 (cbranchdi4, cstoredi4, cbranchsi4, cstoresi4, cbranchhi4, cstorehi4,
7787 cbranchqi4, cstoreqi4, cbranch<FP:mode>4, cstore<FP:mode>4): New.
7788 (scc0_di, scc0_di_5200, scc_di): Use the ordered_comparison_operator
7790 (seq, sne, sgt, sgtu, slt, sltu, sge, sgeu, sle, sleu, sordered,
7791 sunordered, suneq, sunge, sungt, sunle, sunlt, sltgt): Delete
7792 (conditional_trap): Change to...
7793 (ctrapdi4, ctrapsi4, ctraphi4, ctrapqi4): ... these.
7794 (*conditional_trap): Use the ordered_comparison_operator and
7795 const1_operand predicates.
7796 * config/m68k/m68k.c (m68k_last_compare_had_fp_operands): Delete.
7797 (m68k_expand_prologue): Use ctrapsi4 instead of cmpsi+conditional_trap.
7798 (m68k_rtx_costs): Look for ZERO_EXTRACT in a COMPARE.
7799 * config/m68k/m68k.h (m68k_last_compare_had_fp_operands): Delete.
7801 * config/mcore/mcore-protos.h (arch_compare_op0, arch_compare_op1,
7802 mcore_modify_comparison, mcore_gen_compare_reg): Remove.
7803 (mcore_gen_compare): New.
7804 * config/mcore/mcore.c (arch_compare_op0, arch_compare_op1): Delete.
7805 (mcore_modify_comparison, mcore_gen_compare_reg): Fold into...
7806 (mcore_gen_compare): ... this.
7807 * config/mcore/mcore.md (cmpsi, bCC, sCC): Remove.
7808 (cbranchsi4, cstoresi4): New, using mcore_gen_compare.
7809 (stack probe pattern): Use cbranchsi4.
7811 * config/mips/predicates.md (mips_cstore_operator): New.
7812 * config/mips/mips-ps-3d.md (movv2sfcc): Do not use cmp_operands.
7813 * config/mips/mips.md (any_cond): Delete.
7814 (conditional_trap): Rename to ctrap<GPR:mode>4. Adjust predicates,
7816 (fixuns_truncdfsi2, fixuns_truncdfdi2, fixuns_truncsfsi2,
7817 fixuns_truncsfdi2): Use cbranch patterns.
7818 (cmp<GPR:mode>, cmp<SCALARF:mode>): Delete.
7819 (b<code>): Change to cbranch<GPR:mode>4 and cbranch<SCALARF:mode>4.
7820 Adjust call to mips_expand_conditional_branch.
7821 (seq, sne, slt<u>, sle<u>, sgt<u>, sge<u>): Change to
7823 * config/mips/mips-protos.h (mips_expand_conditional_branch,
7824 mips_expand_scc, mips_expand_conditional_trap): Adjust prototypes.
7825 * config/mips/mips.c (cmp_operands): Delete.
7826 (mips_emit_compare): Get comparison operands from *op0/*op1.
7827 (mips_expand_scc): Get code/op0/op1/target from operands. Assert
7828 that it succeeds. Use op0/op1 instead of cmp_operands.
7829 (mips_expand_conditional_branch, mips_expand_conditional_move,
7830 mips_expand_conditional_trap): Likewise.
7831 (mips_block_move_loop): Use cbranch patterns.
7832 * config/mips/mips.h (cmp_operands): Delete.
7834 * config/mmix/mmix.c (mmix_valid_comparison): Delete.
7835 (mmix_gen_compare_reg): Just return a register in the right CC mode.
7836 * config/mmix/mmix.h (mmix_compare_op0, mmix_compare_op1): New.
7837 * config/mmix/mmix.md (cmpdi, cmpdf): Remove.
7838 (*cmpcc_folded): Rename to...
7839 (*cmpdi_folded): this.
7840 (*cmpcc): Rename to...
7842 (movdfcc, movdicc): Adjust for new semantics of mmix_gen_compare_reg.
7845 (cbranchdf4): New. Handle invalid comparisons here.
7846 * config/mmix/predicates.md (float_comparison_operator): New.
7848 * config/mn10300/mn10300.c (mn10300_rtx_costs): Consider 0 and
7849 zero_extract to be cheap in (compare (zero_extract) (const_int 0).
7850 * config/mn10300/mn10300.md (tst): Delete.
7851 (*tst_extqisi_am33, *tst_extqisi, *tst_exthisi_am33, *tst_exthisi):
7852 Name these patterns and wrap RHS in a compare.
7853 (*cmpsi): Make this pattern private. Include tst.
7854 (*cmpsf): Make this pattern private.
7855 (and and zero_extract cc0 set): Wrap RHS in a COMPARE.
7856 (compare with zero peepholes): Likewise.
7858 (cbranchsi4, cbranchsf4): New.
7859 (casesi): Use cbranchsi4.
7861 * config/pa/pa.c (hppa_compare_op0, hppa_compare_op1,
7862 hppa_branch_type): Delete.
7863 (return_addr_rtx): Use cbranchsi4.
7864 (emit_bcond_fp): Accept all operands. Replace CODE with NE.
7865 Emit CCFPmode comparison here.
7866 (gen_cmp_fp): Delete, now part of emit_bcond_fp.
7867 * config/pa/pa.h (enum cmp_type, hppa_compare_op0, hppa_compare_op1,
7868 hppa_branch_type): Delete.
7869 * config/pa/pa.md (cmpdi, cmpsi, cmpsf, cmpdf, sCC, bCC): Delete.
7870 (movsicc, movdicc): Remove references to hppa_compare_op0,
7871 hppa_compare_op1 and compare_from_rtx.
7872 (cbranchdi4, cbranchsi4, cbranchsf4, cbranchdf4, cstoresi4): New.
7873 (casesi): Use cbranchsi4.
7875 * config/pdp11/pdp11-protos.h (output_jump): Change prototype.
7876 * config/pdp11/pdp11.c (output_jump): Embed opcodes here.
7877 * config/pdp11/pdp11.md (register_or_const0_operand): New.
7878 (cmpdf, cmphi, cmpqi): Make private. Add tst alternatives.
7879 (cmpsi, tstsi, tstdf, tsthi, tstqi): Delete.
7881 (cbranchdf4, cbranchhi4, cbranchqi4): New.
7882 (*branch, *branch_inverted): New.
7884 * config/picochip/picochip.md (cbranchhi4): Use
7885 ordered_comparison_operator.
7886 (cmphi, bCC): Remove.
7888 * config/rs6000/predicates.md (rs6000_cbranch_operator): New.
7889 (trap_comparison_operator): Delete.
7890 * config/rs6000/rs6000-protos.h (rs6000_emit_sCOND,
7891 rs6000_emit_cbranch): Accept mode and operands.
7892 * config/rs6000/rs6000.c (rs6000_compare_op0, rs6000_compare_op1,
7893 rs6000_compare_fp_p): Delete.
7894 (rs6000_generate_compare): Accept mode and comparison. Extract code
7895 and op0/op1 from there. Replace references to rs6000_compare_op0
7896 and rs6000_compare_op1.
7897 (rs6000_emit_sCOND): Adjust call to rs6000_generate_compare and
7898 extract result from passed operands.
7899 (rs6000_emit_cbranch): Adjust call to rs6000_generate_compare and
7900 extract loc from passed operands.
7901 (rs6000_emit_cmove): Likewise.
7902 * config/rs6000/rs6000.h (rs6000_compare_op0, rs6000_compare_op1,
7903 rs6000_compare_fp_p): Delete.
7904 * config/rs6000/rs6000.md (cmp<GPR>, cmp<FP>, bCC, sCC): Delete.
7905 (cbranch<GPR>4, cbranch<FP>4): New.
7906 (cstore<mode>4): New. Consolidate here all choices about when to use
7907 portable or specialized sCC sequences.
7908 (stack_protect_test): Use cbranchsi4.
7909 (conditional_trap): Replace with ctrap<GPR>4.
7910 (conditional trap insn): Replace trap_comparison_operator with
7911 ordered_comparison_operator.
7913 * config/s390/s390.c (s390_compare_op0, s390_compare_op1): Delete.
7914 (s390_emit_prologue): Use ctrap.
7915 * config/s390/s390.h (s390_compare_op0, s390_compare_op1): Delete.
7916 * config/s390/predicates.md (s390_eqne_operator, s390_scond_operator):
7917 New predicates replacing...
7918 * config/s390/s390.md (COMPARE, SCOND): ... these iterators.
7919 (cmp<GPR>, cmp<FP>, cmpcc): Delete.
7920 (trunc patterns): Use emit_cmp_and_jump_insns instead of cmp/branch.
7921 (add<mode>cc): Do not use s390_compare_op0/op1.
7922 (s<code>): Change to...
7923 (cstore<mode>4): ... this. Do not use s390_compare_op0/op1.
7925 (cstorecc4): ... this. Handle EQ or NE equally.
7926 (*sne): Un-privatize for use in cstorecc4.
7927 (b<code>): Change to...
7928 (cbranch<GPR>4, cbranch<FP>4, cbranchcc4): ... these.
7929 (conditional_trap): Replace with...
7930 (ctrap<GPR>4, ctrap<FP>4): ... these.
7931 (stack_protect): Use cbranchcc4.
7933 * config/score/score-conv.h (cmp_op0, cmp_op1): Delete.
7934 * config/score/score-protos.h (score_gen_cmp): Delete.
7935 * config/score/score.c (cmp_op0, cmp_op1, score_gen_cmp): Delete.
7936 (score_block_move-loop): Use cbranchsi4.
7937 * config/score/score.md (cbranchsi4): New.
7938 (cmpsi, bCC): Delete.
7939 * config/score/score3.c (cmp_op0, cmp_op1, score3_gen_cmp): Delete.
7940 (score3_movsicc): Use ops[1] operands instead of cmp_op0/cmp_op1.
7941 * config/score/score7.c (cmp_op0, cmp_op1, score7_gen_cmp): Delete.
7942 (score7_movsicc): Use ops[1] operands instead of cmp_op0/cmp_op1.
7943 * config/score/score3.h (score3_gen_cmp): Delete.
7944 * config/score/score7.h (score7_gen_cmp): Delete.
7946 * config/sh/sh-protos.h (prepare_scc_operands): Rename to...
7947 (sh_emit_scc_to_t): ... this. Return void.
7948 (from_compare): Rename to...
7949 (sh_emit_compare_and_branch): ... this.
7950 (sh_emit_compare_and_set): New.
7951 (sh_expand_t_scc): Accept operands.
7952 * config/sh/predicates.md (sh_float_comparison_operator): New.
7953 * config/sh/sh.c (sh_compare_op0, sh_compare_op1): Delete.
7954 (prepare_scc_operands): Rename to...
7955 (sh_emit_scc_to_t): ... this. Return void. Get op0/op1 from
7957 (sh_emit_cheap_store_flag): New.
7958 (sh_emit_set_t_insn): New.
7959 (from_compare): Rename to...
7960 (sh_emit_compare_and_branch): ... this. Accept mode. Rewrite
7961 handling of TARGET_SH2E floating point to avoid recursive call.
7962 Generate branch here.
7963 (sh_emit_compare_and_set): New.
7964 (sh_expand_t_scc): Get op0/op1 from arguments.
7965 (sh_emit_cheap_store_flag): New.
7966 * config/sh/sh.md (cbranchdi4, cbranchsi4): Include -mno-cbranchdi
7968 (cbranchdi4_i): Use an "I08" constraint instead of an "i" constraint.
7969 (cmpsi, cmpdi, cmpsf, cmpdf): Delete.
7970 (movsicc, movdicc): Do nothing when it recreated operands from
7971 sh_compare_*. Use sh_emit_cheap_store_flag. Adjust call to
7972 prepare_scc_operands (now sh_emit_scc_to_t).
7973 (udivdi3): Use cstoresi4.
7974 (beq_media, bne_media, bge_media, bgtu_media, bgeu_media, beq,
7975 bne, bgt, blt, ble, bge, bgtu, bltu, bgeu, bleu, bunordered): Delete.
7976 (cbranchint4_media, cbranchfp4_media): New.
7977 (casesi): Use cbranchdi4.
7978 (seq, slt, sle, sgt, sge, sgtu, sltu, sgeu, sne, sleu, sunordered):
7980 (cstore4_media, cstoresi4, cstoredi4, cstoresf4, cstoredf4): New.
7981 (movnegt): Remove second operand.
7982 (cbranchsf4, cbranchdf4): New.
7983 (stack_protect): Use cbranchdi4/cbranchsi4.
7985 * config/sparc/sparc.c (sparc_compare_op0, sparc_compare_op1): Delete.
7986 (gen_compare_reg): Accept comparison, extract part of it to...
7987 (gen_compare_reg_1): ... this.
7988 (gen_compare_operator): Delete.
7989 (gen_v9_scc): Accept separate destination, comparison code and arms.
7990 Do not use sparc_compare_op0/sparc_compare_op1.
7991 (emit_scc_insn, emit_conditional_branch_insn): New.
7992 (emit_v9_brxx): Make static. Remove useless assertion.
7993 (sparc_emit_float_lib_cmp): Return RTL instead of calling
7995 (sparc_expand_compare_and_swap_12): Use gen_compare_reg_1+cbranchcc4.
7996 * config/sparc/sparc-protos.h (gen_compare_reg,
7997 sparc_emit_float_lib_cmp): Adjust prototype.
7998 (emit_scc_insn, emit_conditional_branch_insn): New.
7999 (gen_v9_scc, emit_v9_brxx_insn, gen_compare_operator): Delete.
8000 * config/sparc/sparc.h (sparc_compare_op0, sparc_compare_op1): Delete.
8001 * config/sparc/sparc.md (P, I, F, V32, V32I, V64, V64I): Move all
8002 iterators to the top.
8003 (cmpsi, cmpdi, cmpsf, cmpdf, cmptf, seqsi_special_extend,
8004 snesi_special_extend, sCC, bCC, seqdi_special_trunc,
8005 snedi_special_trunc): Delete.
8006 (seqdi_special, snedi_special): Use expansion of seqdi_special_trunc
8007 and snedi_special_trunc.
8008 (cstoresi4, cstoredi4, cstore<F:mode>4, cbranchcc4, cbranchsi4,
8009 cbranchdi4, cbranch<F:mode>4): New.
8010 (mov<I:mode>cc, mov<F:mode>cc): Handle sparc_emit_float_lib_cmp
8011 here. Use gen_compare_reg instead of gen_compare_operator.
8012 (conditional_trap): Replace with...
8013 (ctrapsi4, ctrapdi4): ... this.
8014 (stack_protect_test): Use cbranchcc4.
8016 * config/spu/spu-protos.h (spu_emit_branch_or_set): Change second
8018 * config/spu/spu.c (spu_compare_op0, spu_compare_op1): Remove.
8019 (spu_emit_branch_or_set): Get code/op0/op1 from second argument.
8020 Change spu_compare_op0/op1 to op0/op1 throughout. Get target
8021 from operands[0] or operands[3] depending on is_set.
8022 * config/spu/spu.h (spu_compare_op0, spu_compare_op1): Remove.
8023 * config/spu/spu.md (cmp<mode:VQHSI>, cmp<mode:DTI>, cmp<mode:VSF>,
8024 cmpdf, bCC), sCC: Remove.
8025 (cbranch<mode:VQHSI>4, cbranch<mode:DTI>, cbranch<mode:VSF>4,
8026 cbranchdf4, cstore<mode:VQHSI>4, cstore<mode:DTI>, cstore<mode:VSF>4,
8028 (mov<mode>cc): Accept ordered_comparison_operator, adjust call to
8029 spu_emit_branch_or_set.
8031 * config/stormy16/stormy16-protos.h (xstormy16_emit_cbranch):
8033 * config/stormy16/stormy16.h (xstormy16_compare_op0,
8034 xstormy16_compare_op1): Delete.
8035 * config/stormy16/stormy16.c (xstormy16_compare_op0,
8036 xstormy16_compare_op1): Delete.
8037 (xstormy16_emit_cbranch): Get op0/op1 from the new arguments.
8039 * config/stormy16/stormy16.md (cbranchsi4, cbranchhi4): New.
8040 (cmphi, cmpsi, bCC): Remove.
8042 * config/v850/v850.md (tstsi, cmpsi): Fold into...
8043 (*cmpsi): ... this one.
8044 (cbranchsi4, cstoresi4): New.
8045 (bCC expanders): Delete.
8046 (sCC insns): Fold into...
8047 (*setcc): ... this one.
8048 (casesi): Do not use gen_cmpsi and gen_bgtu.
8049 (various splits): Wrap "naked" RHS of a cc0 set with COMPARE.
8050 (movsicc): Simplify.
8051 * config/v850/v850.c (v850_rtx_costs): Handle ZERO_EXTRACT in COMPARE.
8053 * config/vax/vax-protos.h (cond_name): New.
8054 (vax_output_conditional_branch): Remove.
8055 * config/vax/vax.c (cond_name): New.
8056 (vax_output_conditional_branch): Remove.
8057 * config/vax/vax.h (PRINT_OPERAND): Dispatch %c to cond_name.
8058 * config/vax/vax.md (tst<VAXint>, tst<VAXfp>): Remove.
8059 (cmp<VAXint>, cmp<VAXfp>): Privatize. Add constraints for tst.
8060 (bit<VAXint>): Wrap source with (compare).
8061 (b<code> and following unnamed pattern): Rename to *branch and
8062 *branch_reversed. Change macroization to match_operator.
8063 (cbranch<VAXint>4, cbranch<VAXfp>4): New.
8065 * config/xtensa/predicates.md (xtensa_cstoresi_operator): New.
8066 * config/xtensa/xtensa-protos.h (xtensa_expand_conditional_branch):
8067 Change last argument to machine_mode.
8068 (xtensa_expand_scc): Add machine_mode argument.
8069 * config/xtensa/xtensa.c (branch_cmp, branch_type): Remove.
8070 (gen_conditional_move, xtensa_expand_conditional_branch,
8071 xtensa_expand_scc, xtensa_expand_conditional_move): Use mode
8072 instead of branch_type, fetch cmp0/cmp1/test_code from operands[].
8073 Adjust operand numbers.
8074 * config/xtensa/xtensa.h (enum cmp_type, branch_cmp, branch_type):
8076 * config/xtensa/xtensa.md (any_cond, any_scc): Delete.
8077 (cmpsi, cmpsf, b<code>, s<code>): Delete.
8078 (cbranchsi4, cbranchsf4, cstoresi4, cstoresf4): New.
8080 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
8082 * optabs.c (prepare_cmp_insn): Temporarily disable test that
8083 causes spurious differences between trunk and cond-optab branch.
8085 2009-05-12 Alexandre Oliva <aoliva@redhat.com>
8088 * doc/install.texi (STAGE1_TFLAGS, BUILD_CONFIG): Document.
8090 2009-05-12 Alexandre Oliva <aoliva@redhat.com>
8092 * tree.c (iterative_hash_pointer): Delete.
8093 (iterative_hash_expr): Short-circuit handling of NULL pointer.
8094 Hash UIDs and versions of SSA names. Don't special-case built-in
8095 function declarations.
8097 2009-05-11 Ian Lance Taylor <iant@google.com>
8100 * graphite.c: Force -Wc++-compat to only be a warning before
8101 #including "cloog/cloog.h".
8103 2009-05-11 Martin Jambor <mjambor@suse.cz>
8105 * ipa-cp.c (ipcp_cloning_candidate_p): Add missing return false.
8107 2009-05-11 Jan Hubicka <jh@suse.cz>
8109 * tree-ssa-loop-ivcanon.c: Include target.h
8110 (struct loop_size): new structure.
8111 (constant_after_peeling): New predicate.
8112 (tree_estimate_loop_size): New function.
8113 (estimated_unrolled_size): Rewrite for new estimates.
8114 (try_unroll_loop_completely): Use new estimates.
8115 * Makefile.in (tree-ssa-loop-ivcanon.o): Add dependenc on target.h
8117 2009-05-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
8119 * config/spu/spu-c.c (spu_categorize_keyword): Update for recent
8120 libcpp interface change.
8121 (spu_macro_to_expand): Likewise.
8123 2009-05-11 Paolo Bonzini <bonzini@gnu.org>
8125 PR tree-optimization/40026
8126 * gimplify.c (gimplify_init_constructor): Change initial conditional
8127 to assertion. Rewrite TREE_OPERAND (*expr_p, 1) after
8128 optimize_compound_literals_in_ctor.
8130 2009-05-11 Nathan Sidwell <nathan@codesourcery.com>
8132 * config/m68k/m68k-devices.def (52274, 52277, 5301x, 5225x, 51xx):
8134 * doc/invoke.texi (M680x0 Options): Document new coldfire cpus.
8136 2009-05-11 H.J. Lu <hongjiu.lu@intel.com>
8138 * tree-vect-data-refs.c (vect_analyze_group_access): Use
8139 HOST_WIDE_INT for gap.
8141 2009-05-11 Ira Rosen <irar@il.ibm.com>
8143 PR tree-optimization/40074
8144 * tree-vect-data-refs.c (vect_analyze_group_access): Take gaps into
8145 account in group size and step comparison.
8147 2009-05-11 Richard Guenther <rguenther@suse.de>
8149 * passes.c (init_optimization_passes): Strip now incorrect comment.
8150 (execute_function_todo): Do not set PROP_alias.
8151 * tree-pass.h (PROP_alias): Remove.
8152 * tree-ssa-structalias.c (pass_build_alias): Do not provide PROP_alias.
8153 * tree-if-conv.c (pass_if_conversion): Do not require PROP_alias.
8154 * tree-nrv.c (pass_return_slot): Likewise.
8155 * tree-object-size.c (pass_object_sizes): Likewise.
8156 * tree-ssa-dom.c (pass_dominator): Likewise.
8157 (pass_phi_only_cprop): Likewise.
8158 * tree-ssa-dse.c (pass_dse): Likewise.
8159 * tree-ssa-phiopt.c (pass_phiopt): Likewise.
8160 (pass_cselim): Likewise.
8161 * tree-ssa-pre.c (pass_pre): Likewise.
8162 (pass_fre): Likewise.
8163 * tree-ssa-reassoc.c (pass_reassoc): Likewise.
8164 * tree-ssa-sink.c (pass_sink_code): Likewise.
8165 * tree-stdarg.c (pass_stdarg): Likewise.
8166 * tree-tailcall.c (pass_tail_calls): Likewise.
8167 * tree-vrp.c (pass_vrp): Likewise.
8169 2009-05-10 Ian Lance Taylor <iant@google.com>
8171 * basic-block.h (enum profile_status): Break out of struct
8173 * cgraph.h (struct inline_summary): Break out of struct
8175 * cgraphunit.c (enum cgraph_order_sort_kind): New enum, broken out
8176 of struct cgraph_order_sort.
8177 * combine.c (enum undo_kind): New enum, broken out of struct undo.
8178 * cse.c (struct branch_path): Break out of struct
8179 cse_basic_block_data.
8180 * except.h (enum eh_region_type): Break out of struct eh_region.
8181 * gcc.c (enum add_del): Break out of struct modify_target.
8182 * genrecog.c (enum decision_type): Break out of struct decision_test.
8183 * ggc-page.c (struct ggc_pch_ondisk): Break out of struct
8185 * matrix-reorg.c (struct free_info): Break out of struct matrix_info.
8186 * regmove.c (enum match_use): New enum, broken out of struct match.
8187 * sched-int.h (enum post_call_group): New enum, broken out of
8189 (struct deps_reg): Break out of struct deps.
8190 * target.h (struct asm_int_op): Break out of struct gcc_target.
8191 * tree-eh.c (struct goto_queue_node): Break out of struct
8193 * tree-inline.h (enum copy_body_cge_which): Break out of
8195 * tree-pass.h (enum opt_pass_type): Break out of struct opt_pass.
8197 * c-decl.c (in_struct, struct_types): New static variables.
8198 (pushtag): Add loc parameter. Change all callers.
8199 (lookup_tag): Add ploc parameter. Change all callers.
8200 (check_compound_literal_type): New function.
8201 (parser_xref_tag): Add loc parameter. Change all callers. If
8202 -Wc++-compat, warn about struct/union/enum types defined within a
8204 (start_struct): Add enclosing_in_struct, enclosing_struct_types,
8205 and loc parameters. Change all callers. Change error calls to
8206 error_at, using loc. For a redefinition, if the location of the
8207 original definition is known, report it. Set in_struct and
8208 struct_types. If -Wc++-compat warn if in sizeof, typeof, or alignof.
8209 (finish_struct): Add new parameters enclosing_in_struct and
8210 enclosing_struct_types. Change all callers. Set
8211 C_TYPE_DEFINED_IN_STRUCT for all struct/union/enum types defined
8212 in the struct. If in a struct, add this struct to struct_types.
8213 (start_enum): Add loc parameter. Change all callers. Use
8214 error_at for errors, using loc. For a redefinition, if the
8215 location of the original definition is known, report it. If in a
8216 struct, add this enum type to struct_types. If -Wc++-compat warn
8217 if in sizeof, typeof, or alignof.
8218 * c-parser.c (disable_extension_diagnostics): Disable -Wc++-compat.
8219 (enable_extension_diagnostics): Reenable -Wc++-compat if appropriate.
8220 (c_parser_enum_specifier): Get enum location for start_enum.
8221 (c_parser_struct_or_union_specifier): Get struct location for
8222 start_struct. Save in_struct and struct_types status between
8223 start_struct and finish_struct.
8224 (c_parser_cast_expression): Get location of cast.
8225 (c_parser_alignof_expression): Get location of type.
8226 (c_parser_postfix_expression): Likewise.
8227 (c_parser_postfix_expression_after_paren_type): Add type_loc
8228 parameter. Change all callers. Call check_compound_literal_type.
8229 Use type_loc for error about variable size type.
8230 * c-typeck.c (build_external_ref): If -Wc++-compat, warn about a use
8231 of an enum constant from an enum type defined in a struct or union.
8232 (c_cast_expr): Add loc parameter. Change all callers. If
8233 -Wc++-compat, warn about defining a type in a cast.
8234 * c-tree.h (C_TYPE_DEFINED_IN_STRUCT): Define.
8235 (start_enum, start_struct, finish_struct): Update declarations.
8236 (parser_xref_tag, c_cast_expr): Update declarations.
8237 (check_compound_literal_type): Declare.
8239 2009-05-11 Ben Elliston <bje@au.ibm.com>
8241 * config/rs6000/rs6000-c.c (altivec_categorize_keyword): Update
8242 for recent libcpp interface change.
8243 (rs6000_macro_to_expand): Likewise.
8245 2009-05-10 Michael Matz <matz@suse.de>
8248 * config/arm/arm.c (require_pic_register): Emit on entry edge,
8249 not at entry of function.
8251 2009-05-10 Richard Guenther <rguenther@suse.de>
8253 PR tree-optimization/40081
8255 * tree-sra.c (instantiate_element): Instantiate scalar replacements
8256 using the main variant of the element type. Do not fiddle with
8257 TREE_THIS_VOLATILE or TREE_SIDE_EFFECTS.
8259 * tree-sra.c (sra_type_can_be_decomposed_p): Do not decompose
8260 structs with volatile fields.
8262 2009-05-10 Jan Hubicka <jh@suse.cz>
8264 * tree-inline.c (delete_unreachable_blocks_update_callgraph): Declare.
8265 (estimate_move_cost): Assert that it does not get called for
8267 (estimate_num_insns): Skip VOID types in argument handling.
8268 (optimize_inline_calls): Delete unreachable blocks and verify that
8271 2009-05-10 Jan Hubicka <jh@suse.cz>
8273 * cgraphbuild.c (record_reference): Use cgraph_mark_address_taken_node.
8274 * cgraph.c (cgraph_mark_address_taken_node): New function.
8275 (dump_cgraph_node): Dump new flag.
8276 * cgraph.h (struct cgraph_node): Add address_taken.
8277 (cgraph_mark_address_taken_node): New function.
8278 * ipa.c (cgraph_postorder): Prioritize functions with address taken
8279 since new direct calls can be born.
8281 2009-05-10 Joseph Myers <joseph@codesourcery.com>
8283 * c-lex.c (c_lex_with_flags): Expect cpp_hashnode in
8286 2009-05-10 Jan Hubicka <jh@suse.cz>
8289 * cgraph.c (cgraph_update_edges_for_call_stmt_node): Take old_call
8291 (cgraph_update_edges_for_call_stmt): Take old_decl argument.
8292 * cgraph.h (cgraph_update_edges_for_call_stmt): Update prototype.
8293 * tree-inline.c (copy_bb): Set frequency correctly.
8294 (fold_marked_statements): Update call to
8295 cgraph_update_edges_for_call_stmt.
8297 2009-05-10 Joseph Myers <joseph@codesourcery.com>
8299 * config/arc/arc.c (arc_handle_interrupt_attribute): Use %qE for
8300 identifiers in diagnostics.
8301 * config/arm/arm.c (arm_handle_fndecl_attribute,
8302 arm_handle_isr_attribute): Likewise.
8303 * config/avr/avr.c (avr_handle_progmem_attribute,
8304 avr_handle_fndecl_attribute, avr_handle_fntype_attribute): Likewise.
8305 * config/bfin/bfin.c (handle_int_attribute,
8306 bfin_handle_longcall_attribute, bfin_handle_l1_text_attribute,
8307 bfin_handle_l1_data_attribute, bfin_handle_longcall_attribute,
8308 bfin_handle_l1_text_attribute, bfin_handle_l1_data_attribute):
8310 * config/darwin.c (darwin_handle_kext_attribute,
8311 darwin_handle_weak_import_attribute): Likewise.
8312 * config/h8300/h8300.c (h8300_handle_fndecl_attribute,
8313 h8300_handle_eightbit_data_attribute,
8314 h8300_handle_tiny_data_attribute): Likewise.
8315 * config/i386/i386.c (ix86_handle_cconv_attribute,
8316 ix86_handle_abi_attribute, ix86_handle_struct_attribute): Likewise.
8317 * config/i386/winnt.c (ix86_handle_shared_attribute,
8318 ix86_handle_selectany_attribute): Likewise.
8319 * config/ia64/ia64.c (ia64_handle_model_attribute): Likewise.
8320 * config/m32c/m32c.c (function_vector_handler): Likewise.
8321 * config/m68hc11/m68hc11.c (m68hc11_handle_page0_attribute,
8322 m68hc11_handle_fntype_attribute): Likewise.
8323 * config/m68k/m68k.c (m68k_handle_fndecl_attribute): Likewise.
8324 * config/mcore/mcore.c (mcore_handle_naked_attribute): Likewise.
8325 * config/mips/mips.c (mips_insert_attributes,
8326 mips_merge_decl_attributes, mips_expand_builtin): Likewise.
8327 * config/rs6000/rs6000.c (rs6000_handle_longcall_attribute,
8328 rs6000_handle_struct_attribute): Likewise.
8329 * config/sh/sh.c (sh_insert_attributes,
8330 sh_handle_resbank_handler_attribute,
8331 sh_handle_interrupt_handler_attribute,
8332 sh2a_handle_function_vector_handler_attribute,
8333 sh_handle_sp_switch_attribute, sh_handle_trap_exit_attribute):
8335 * config/sh/symbian.c (sh_symbian_mark_dllimport): Likewise.
8336 * config/spu/spu.c (spu_handle_fndecl_attribute,
8337 spu_handle_vector_attribute): Likewise.
8338 * config/stormy16/stormy16.c
8339 (xstormy16_handle_interrupt_attribute): Likewise.
8340 * config/v850/v850-c.c (ghs_pragma_section): Likewise.
8341 * config/v850/v850.c (v850_handle_interrupt_attribute): Likewise.
8343 2009-05-10 Joseph Myers <joseph@codesourcery.com>
8345 * pretty-print.h (struct pretty_print_info): Add translate_identifiers.
8346 (pp_translate_identifiers): New.
8347 (pp_identifier): Only conditionally translate identifier to locale
8349 * pretty-print.c (pp_construct): Set pp_translate_identifiers.
8350 (pp_base_tree_identifier): Only conditionally translate identifier
8351 to locale character set.
8352 * c-pretty-print.c (M_): Define.
8353 (pp_c_type_specifier, pp_c_primary_expression): Mark English
8354 fragments for conditional translation with M_.
8355 * tree-pretty-print.c (maybe_init_pretty_print): Disable
8356 identifier translation.
8358 2009-05-10 Richard Guenther <rguenther@suse.de>
8360 PR tree-optimization/40081
8361 * tree-sra.c (instantiate_element): Instantiate scalar replacements
8362 using the main variant of the element type. Do not fiddle with
8363 TREE_THIS_VOLATILE or TREE_SIDE_EFFECTS.
8365 2009-05-09 Jan Hubicka <jh@suse.cz>
8368 * cgraphunit.c (cgraph_materialize_all_clones): Do not redirect
8369 indirect calls; verify cgraph afterwards.
8371 2009-05-09 Jan Hubicka <jh@suse.cz>
8374 * ipa.c (update_inlined_to_pointer): New function.
8375 (cgraph_remove_unreachable_nodes): Use it.
8377 2009-05-09 Jan Hubicka <jh@suse.cz>
8379 * tree-eh.c (struct leh_state): Remove prev_try.
8380 (lower_try_finally, lower_catch, lower_eh_filter, lower_cleanup): Do
8382 * except.c (gen_eh_region_cleanup, duplicate_eh_regions,
8383 copy_eh_region_1, copy_eh_region, redirect_eh_edge_to_label,
8384 remove_eh_handler_and_replace, foreach_reachable_handler,
8385 verify_eh_region, verify_eh_tree): Remove tracking of prev_try pointer.
8386 * except.h (struct eh_region): Remove eh_region_u_cleanup.
8387 (gen_eh_region_cleanup): Update prototype.
8389 2009-05-09 Jan Hubicka <jh@suse.cz>
8392 * except.c (copy_eh_region): Always set prev_try.
8393 (redirect_eh_edge_to_label): Find outer try.
8394 (foreach_reachable_handler): When looking for prev try
8395 handle case where previous try is not going to be taken.
8397 2009-05-07 Michael Meissner <meissner@linux.vnet.ibm.com>
8399 PR tree-optimization/40049
8400 * tree-vect-stmts.c (vectorizable_operation): If the machine has
8401 only vector/vector shifts, convert the type of the constant to the
8402 appropriate type to avoid building incorrect trees, which
8403 eventually have problems with garbage collection.
8405 2009-05-08 Joseph Myers <joseph@codesourcery.com>
8407 * fold-const.c (fold_binary): Do not fold multiplication by 1 or
8408 -1 for complex floating-point types if honoring signed zeros.
8410 2009-05-08 Jan Hubicka <jh@suse.cz>
8412 * cgraphbuild.c (compute_call_stmt_bb_frequency): Accept function
8413 argument; handle correctly when profile is absent.
8414 (build_cgraph_edges): Update.
8415 (rebuild_cgraph_edges): Update.
8416 * cgraph.c: Do not include varray.h.
8417 (cgraph_set_call_stmt_including_clones): New function.
8418 (cgraph_create_edge_including_clones): Likewise
8419 (cgraph_update_edges_for_call_stmt_node): New static cfunction.
8420 (cgraph_update_edges_for_call_stmt): Handle clones.
8421 (cgraph_remove_node): Handle clone tree.
8422 (cgraph_remove_node_and_inline_clones): New function.
8423 (dump_cgraph_node): Dump clone tree.
8424 (cgraph_clone_node): Handle clone tree.
8425 (clone_function_name): Bring here from tree-inline.c.
8426 (cgraph_create_virtual_clone): New function.
8427 * cgraph.h (ipa_replace_map): Move here from ipa.h.
8428 (cgraph_clone_info): New function.
8429 (strut cgraph_node): Add clone_info and new clone tree pointers.
8430 (cgraph_remove_node_and_inline_clones,
8431 cgraph_set_call_stmt_including_clones,
8432 cgraph_create_edge_including_clones,
8433 cgraph_create_virtual_clone): Declare.
8434 (cgraph_function_versioning): Use VEC argument.
8435 (compute_call_stmt_bb_frequency): Update prototype.
8436 (cgraph_materialize_all_clones): New function.
8437 * ipa-cp.c (ipcp_update_cloned_node): Remove.
8438 (ipcp_create_replace_map): Update to VECtors.
8439 (ipcp_update_callgraph): Use virtual clones.
8440 (ipcp_update_bb_counts, ipcp_update_edges_counts): Remove.
8441 (ipcp_update_profiling): Do not update local profiling.
8442 (ipcp_insert_stage): Use VECtors and virtual clones.
8443 * cgraphunit.c (verify_cgraph_node): Verify clone tree.
8444 (clone_of_p): New function.
8445 (cgraph_preserve_function_body_p): Use clone tree.
8446 (cgraph_optimize): Materialize clones.
8447 (cgraph_function_versioning): Update for VECtors.
8448 (save_inline_function_body): Use clone tree.
8449 (cgraph_materialize_clone): New function.
8450 (cgraph_materialize_all_clones): Likewise.
8451 * ipa-inline.c (cgraph_default_inline_p): Use analyzed flags.
8452 * ipa.c: Include gimple.h.
8453 (cgraph_remove_unreachable_nodes): Use clone tree.
8454 * ipa-prop.c (ipa_note_param_call): Update call to
8455 compute_call_stmt_bb_frequencycall.
8456 * ipa-prop.h (ipa_replace_map): Move to cgraph.h.
8457 * tree-inline.c: Do not include varray.h or gt-tree-inline.h.
8458 (copy_bb): Handle updating of clone tree; add new edge when new call
8460 (expand_call_inline): Be strict about every call having edge.
8461 (clone_fn_id_num, clone_function_name): Move to cgraph.c.
8462 (delete_unreachable_blocks_update_callgraph): New function.
8463 (tree_function_versioning): Use VECtors; always remove unreachable
8464 blocks and fold conditionals.
8465 * tree-inline.h: Do not include varray.h.
8466 (tree_function_versioning): Remove.
8467 * Makefile.in (GTFILES): Remove tree-inline.c
8468 * passes.c (do_per_function): Do only functions having body.
8469 * ipa-struct-reorg.c (do_reorg_1, collect_data_accesses): Handle clone
8472 2009-05-08 H.J. Lu <hongjiu.lu@intel.com>
8473 Andrew Morrow <acm@google.com>
8476 * c-common.c (c_common_attribute_table): Permit deprecated
8477 attribute to take an optional argument.
8478 (handle_deprecated_attribute): If the optional argument to
8479 __attribute__((deprecated)) is not a string ignore the attribute
8482 * c-decl.c (grokdeclarator): Updated warn_deprecated_use call.
8483 * c-typeck.c (build_component_ref): Likewise.
8484 (build_external_ref): Likewise.
8486 * toplev.c (warn_deprecated_use): Add an attribute argument.
8487 Emit the message associated with __attribute__((deprecated)).
8489 * toplev.h (warn_deprecated_use): Updated.
8491 * doc/extend.texi: Document new optional parameter to
8492 __attribute__((deprecated))
8494 2009-05-08 Michael Eager <eager@eagercon.com>
8496 * config/rs6000/rs6000.md (*movdf_softfloat32): replace
8497 !TARGET_DOUBLE_FLOAT with TARGET_SINGLE_FLOAT.
8499 2009-05-08 Richard Guenther <rguenther@suse.de>
8501 PR tree-optimization/40062
8502 * tree-scalar-evolution.c (follow_ssa_edge_in_condition_phi):
8503 Avoid exponential behavior.
8505 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
8507 PR rtl-optimization/33928
8509 * fwprop.c (use_def_ref, get_def_for_use, bitmap_only_bit_bitween,
8510 process_uses, build_single_def_use_links): New.
8511 (update_df): Update use_def_ref.
8512 (forward_propagate_into): Use get_def_for_use instead of use-def
8514 (fwprop_init): Call build_single_def_use_links and let it initialize
8516 (fwprop_done): Free use_def_ref.
8517 (fwprop_addr): Eliminate duplicate call to df_set_flags.
8518 * df-problems.c (df_rd_simulate_artificial_defs_at_top,
8519 df_rd_simulate_one_insn): New.
8520 (df_rd_bb_local_compute_process_def): Update head comment.
8521 (df_chain_create_bb): Use the new RD simulation functions.
8522 * df.h (df_rd_simulate_artificial_defs_at_top,
8523 df_rd_simulate_one_insn): New.
8524 * opts.c (decode_options): Enable fwprop at -O1.
8525 * doc/invoke.texi (-fforward-propagate): Document this.
8527 2009-05-08 Joseph Myers <joseph@codesourcery.com>
8530 * c-typeck.c (build_binary_op): Handle arithmetic between one real
8531 and one complex operand specially.
8532 * tree-complex.c (some_nonzerop): Do not identify a real value as
8533 zero if flag_signed_zeros.
8535 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
8537 PR rtl-optimization/33928
8538 * loop-invariant.c (record_use): Fix && vs. || mishap.
8540 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
8542 PR rtl-optimization/33928
8543 * loop-invariant.c (struct use): Add addr_use_p.
8544 (struct def): Add n_addr_uses.
8545 (struct invariant): Add cheap_address.
8546 (create_new_invariant): Set cheap_address.
8547 (record_use): Accept df_ref. Set addr_use_p and update n_addr_uses.
8548 (record_uses): Pass df_ref to record_use.
8549 (get_inv_cost): Do not add inv->cost to comp_cost for cheap addresses
8552 2009-05-08 Kaz Kojima <kkojima@gcc.gnu.org>
8554 * config/sh/sh.c: Do not include c-pragma.h.
8556 2009-05-07 Andrew Pinski <andrew_pinski@playstation.sony.com>
8558 * config/spu/spu.c: Remove include of c-common.h.
8560 2009-05-07 Janis Johnson <janis187@us.ibm.com>
8563 * c-common.h (mark_valid_location_for_stdc_pragma,
8564 valid_location_for_stdc_pragma_p, set_float_const_decimal64,
8565 clear_float_const_decimal64, float_const_decimal64_p): New.
8566 * c.opt (Wunsuffixed-float-constants): New.
8567 * c-lex.c (interpret_float): Use pragma FLOAT_CONST_DECIMAL64 for
8568 unsuffixed float constant, handle new warning.
8569 * c-cppbuiltin.c (c_cpp_builtins): Use cast for double constants.
8570 * c-decl.c (c_scope): New flag float_const_decimal64.
8571 (set_float_const_decimal64, clear_float_const_decimal64,
8572 float_const_decimal64_p): New.
8573 (push_scope): Set new flag.
8574 * c-parser.c (c_parser_translation_unit): Mark when it's valid
8575 to use STDC pragmas.
8576 (c_parser_external_declaration): Ditto.
8577 (c_parser_compound_statement_nostart): Ditto.
8578 * c-pragma.c (valid_location_for_stdc_pragma,
8579 mark_valid_location_for_stdc_pragma,
8580 valid_location_for_stdc_pragma_p, handle_stdc_pragma,
8581 handle_pragma_float_const_decimal64): New.
8582 (init_pragma): Register new pragma FLOAT_CONST_DECIMAL64.
8583 * cp/semantics.c (valid_location_for_stdc_pragma_p,
8584 set_float_const_decimal64, clear_float_const_decimal64,
8585 float_const_decimal64_p): New dummy functions.
8586 * doc/extend.texi (Decimal Float): Remove statement that the
8587 pragma, and suffix for double constants, are not supported.
8588 * doc/invoke.texi (Warning Options): List new option.
8589 (-Wunsuffixed-float-constants): New.
8591 2009-05-08 Steven Bosscher <steven@gcc.gnu.org>
8593 * config/i386/i386.c: Do not include c-common.h.
8595 2009-05-07 Mark Heffernan <meheff@google.com>
8597 * doc/invoke.texi (Debugging Options): Document change of debugging
8599 * opts.c (decode_options): Make dump_base_name relative to
8600 aux_base_name directory.
8602 2009-05-07 Hariharan Sandanagobalane <hariharan@picochip.com>
8604 * config/picochip/picochip.h (NO_DOLLAR_IN_LABEL): Added.
8605 * config/picochip/libgccExtras/divmod15.asm : Removed redefiniton.
8607 2009-05-07 Rafael Avila de Espindola <espindola@google.com>
8609 * Makefile.in (install-plugin): Simplify a bit.
8611 2009-05-07 Paolo Bonzini <bonzini@gnu.org>
8613 * Makefile.in (OBJS-common): Add regcprop.o.
8615 * timevar.def (TV_CPROP_REGISTERS): New.
8616 * regrename.c (regrename_optimize): Return 0.
8617 (rest_of_handle_regrename): Delete.
8618 (pass_rename_registers): Point to regrename_optimize.
8619 (struct value_data_entry, struct value_data,
8620 kill_value_one_regno, kill_value_regno, kill_value,
8621 set_value_regno, init_value_data, kill_clobbered_value,
8622 kill_set_value, kill_autoinc_value, copy_value,
8623 mode_change_ok, maybe_mode_change, find_oldest_value_reg,
8624 replace_oldest_value_reg, replace_oldest_value_addr,
8625 replace_oldest_value_mem, copyprop_hardreg_forward_1,
8626 debug_value_data, validate_value_data): Move...
8627 * regcprop.c: ... here.
8628 (rest_of_handle_cprop): Delete.
8629 (pass_cprop_hardreg): Point to copyprop_hardreg_forward.
8631 2009-05-07 Jakub Jelinek <jakub@redhat.com>
8634 * dojump.c (prefer_and_bit_test): Use immed_double_const instead of
8635 GEN_INT for 1 << bitnum.
8636 (do_jump) <case BIT_AND_EXPR>: Use build_int_cst_wide_type instead of
8639 2009-05-07 Uros Bizjak <ubizjak@gmail.com>
8641 * doc/md.texi (Standard Pattern Names For Generation) [sync_nand]:
8642 Remove wrong description of "nand" operation.
8644 2009-05-06 Richard Guenther <rguenther@suse.de>
8645 Adam Nemet <anemet@caviumnetworks.com>
8647 * gimple.def (GIMPLE_ASSIGN): Fix incorrect information in the
8648 comment. Add that if LHS is not a gimple register, then RHS1 has
8649 to be a single object (GIMPLE_SINGLE_RHS).
8651 2009-05-06 Adam Nemet <anemet@caviumnetworks.com>
8653 * expr.c (get_def_for_expr): Move it up in the file.
8654 (store_field): When expanding a bit-field store, look at the
8655 defining gimple stmt for the masking conversion.
8657 2009-05-06 Janis Johnson <janis187@us.ibm.com>
8660 * dfp.c (encode_decimal32, decode_decimal32, encode_decimal64,
8661 decode_decimal64, encode_decimal128, decode_decimal128): Avoid
8662 32-bit memcpy into long.
8664 2009-05-06 Jakub Jelinek <jakub@redhat.com>
8666 * dwarf2out.c (new_reg_loc_descr): Don't ever create DW_OP_regX.
8667 (one_reg_loc_descriptor): Create DW_OP_regX here instead of calling
8669 (loc_by_reference): If loc is DW_OP_regX, change it into DW_OP_bregX 0
8670 instead of appending DW_OP_deref*.
8672 2009-05-06 Michael Matz <matz@suse.de>
8675 * cfgexpand.c (maybe_cleanup_end_of_block): New static function.
8676 (expand_gimple_cond): Use it to cleanup CFG and superfluous jumps.
8678 2009-05-06 Rafael Avila de Espindola <espindola@google.com>
8680 * Makefile.in (install-plugin): Fix srcdir handling.
8682 2009-05-06 Andrey Belevantsev <abel@ispras.ru>
8684 * tree-ssa.c (execute_update_address_taken): Handle TARGET_MEM_REF
8685 when processing for not_regs_needed bitmap.
8686 * gimple.c (walk_stmt_load_store_addr_ops): When visiting address,
8687 handle TARGET_MEM_REF in lhs. Check TMR_BASE for NULL while
8688 handling it for rhs.
8690 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
8692 * config/i386/i386.md (unnamed inc/dec peephole): Use
8693 optimize_insn_for_size_p instead of optimize_size.
8694 * config/i386/predicates.md (incdec_operand): Likewise.
8695 (aligned_operand): Likewise.
8696 * config/i386/sse.md (divv8sf3): Likewise.
8697 (sqrtv8sf2): Likewise.
8699 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
8701 * config/i386/i386.c (ix86_build_signbit_mask): Make it static.
8703 * config/i386/i386-protos.h (ix86_build_signbit_mask): Removed.
8705 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
8707 * config/i386/i386.md (*avx_<code><mode>3_finite): Replace
8708 ssemodesuffixf2c with avxmodesuffixf2c.
8710 2009-05-06 Joseph Myers <joseph@codesourcery.com>
8713 * c-decl.c (grokdeclarator): Handle incomplete type of unnamed field.
8715 2009-05-05 Jakub Jelinek <jakub@redhat.com>
8717 * tree.h: Remove DECL_BY_REFERENCE from private_flag comment.
8718 (struct tree_base): Adjust spacing for 8 bit boundaries.
8719 (struct tree_decl_common): Add decl_by_reference_flag bit.
8720 (DECL_BY_REFERENCE): Adjust.
8721 * print-tree.c (print_node): For VAR_DECL, PARM_DECL or RESULT_DECL,
8722 print DECL_BY_REFERENCE bit.
8723 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Revert last change.
8724 * dwarf2out.c (loc_by_reference, gen_decl_die): Check
8725 DECL_BY_REFERENCE for all VAR_DECLs, not just non-static ones.
8726 (gen_variable_die): Likewise. Check TREE_PRIVATE/TREE_PROTECTED
8730 * gimplify.c (gimplify_switch_expr): If case labels cover the whole
8731 range of the type, but default label is missing, add it with one
8732 of the existing labels instead of adding a new label for it.
8734 2009-05-05 Joseph Myers <joseph@codesourcery.com>
8738 2009-05-05 Rafael Avila de Espindola <espindola@google.com>
8740 * Makefile.in (enable_plugin, plugin_includedir): New.
8741 (install): Depend on install-plugin.
8742 (PLUGIN_HEADERS): New.
8743 (install-plugin): New.
8744 * config.gcc: Add vxworks-dummy.h to tm_file for x86 and x86-64.
8746 2009-05-05 Richard Guenther <rguenther@suse.de>
8748 PR tree-optimization/40022
8749 * tree-ssa-phiprop.c (struct phiprop_d): Exchange vop_stmt for
8751 (phivn_valid_p): Fix tuplification error, simplify.
8752 (phiprop_insert_phi): Add dumps.
8753 (propagate_with_phi): Simplify.
8755 2009-05-05 Richard Guenther <rguenther@suse.de>
8758 * builtins.c (gimplify_va_arg_expr): Properly build the address.
8760 2009-05-05 Shujing Zhao <pearly.zhao@oracle.com>
8762 * tree.h (strip_float_extensions): Remove duplicate declaration.
8763 (build_low_bits_mask, debug_fold_checksum, expand_function_end,
8764 expand_function_start, stack_protect_prologue, stack_protect_epilogue,
8765 block_ultimate_origin): Rearrange the declarations line to match the
8766 comment that indicates the .c file which the functions are defined.
8767 (dwarf2out_*, set_decl_rtl): Add comment.
8768 (get_base_address): Adjust comment.
8769 (change_decl_assembler_name, maybe_fold_*, build_addr): Rearrange the
8770 declarations line and add comment.
8771 (is_builtin_name): Add blank after function name, for clarity.
8773 2009-05-04 Joseph Myers <joseph@codesourcery.com>
8775 * attribs.c (decl_attributes): Use %qE for identifiers in
8777 * cgraphunit.c (verify_cgraph_node): Translate function names to
8778 locale character set in diagnostics.
8779 * coverage.c (get_coverage_counts): Use %qE for identifiers in
8781 * doc/invoke.texi (-finstrument-functions-exclude-function-list):
8782 Document that functions are named in UTF-8.
8783 * expr.c (expand_expr_real_1): Translate function names to locale
8784 character set in diagnostics.
8785 * gimplify.c (omp_notice_variable, omp_is_private,
8786 gimplify_scan_omp_clauses): Use %qE for identifiers in
8788 * langhooks.c (lhd_print_error_function): Translate function names
8789 to locale character set.
8790 * langhooks.h (decl_printable_name): Document that return value is
8791 in internal character set.
8792 * stmt.c: Include pretty-print.h
8793 (tree_conflicts_with_clobbers_p): Use %qE for identifiers in
8795 (resolve_operand_name_1): Translate named operand name to locale
8797 * stor-layout.c (finalize_record_size): Use %qE for identifiers in
8799 * toplev.c (announce_function): Translate function names to locale
8801 (warn_deprecated_use): Use %qE for identifiers in diagnostics.
8802 (default_tree_printer): Use pp_identifier or translate identifiers
8803 to locale character set. Mark "<anonymous>" for translation.
8804 * tree-mudflap.c (mx_register_decls, mudflap_finish_file): Use %qE
8805 for identifiers in diagnostics.
8806 * tree.c (handle_dll_attribute): Use %qE for identifiers in
8808 * varasm.c (output_constructor): Use %qE for identifiers in
8811 2009-05-04 Rafael Avila de Espindola <espindola@google.com>
8813 * configure.ac: use ` ` instead of $()
8814 * configure: Regenerate.
8816 2009-05-05 Ben Elliston <bje@au.ibm.com>
8818 * config/pa/linux-atomic.c: Eliminate conditional include of
8819 errno.h on non-LP64 systems to simplify build requirements.
8821 2009-05-04 Joseph Myers <joseph@codesourcery.com>
8823 * c-common.c (handle_mode_attribute): Use %qE for identifiers in
8825 * c-decl.c (check_bitfield_type_and_width): Make orig_name a tree
8826 and pass value to identifier_to_locale.
8827 (warn_variable_length_array): Make name a tree.
8828 (grokdeclarator): Separate diagnostic texts for named and unnamed
8829 declarators. Use %qE for named declarators.
8830 * c-parser.c (c_lex_one_token): Use %qE for identifiers in
8832 * c-pragma.c (pop_alignment, handle_pragma_pack): Use %qE for
8833 identifiers in diagnostics.
8834 * c-typeck.c (push_member_name, start_init): Pass identifiers to
8835 identifier_to_locale. Mark "anonymous" strings for translation.
8837 2009-05-04 Michael Eager <eager@eagercon.com>
8839 * config/rs6000/rs6000.c (rs6000_legitimate_address): Allow
8840 address for DImode/DFmode only if double-precision FP regs.
8842 2009-05-04 Michael Eager <eager@eagercon.com>
8844 * config/rs6000/rs6000.c (rs6000_libcall_value): Add
8845 TARGET_SINGLE_FLOAT check.
8847 2009-05-04 Michael Eager <eager@eagercon.com>
8849 * config/rs6000/xilinx.h: Add CPP_SPEC for -mxilinx-fpu options.
8851 2009-05-04 Michael Eager <eager@eagercon.com>
8853 * gcc/config.gcc: (powerpc-xilinx-eabi*): Add tm t-xilinx
8854 * config/rs6000/t-xilinx: New
8856 2009-05-04 Paolo Bonzini <bonzini@gnu.org>
8858 * doc/tm.texi (LEGITIMIZE_ADDRESS): Revise documentation.
8859 * gcc/defaults.h (LEGITIMIZE_ADDRESS): Delete.
8860 * gcc/explow.c (memory_address): Use target hook.
8861 * gcc/targhooks.c (default_legitimize_address): New.
8862 * gcc/targhooks.h (default_legitimize_address): New.
8863 * gcc/target.h (legitimize_address): New.
8864 * gcc/target-def.h (TARGET_LEGITIMIZE_ADDRESS): New.
8865 (TARGET_INITIALIZER): Include it.
8866 * gcc/system.h (LEGITIMIZE_ADDRESS): Poison.
8868 * config/bfin/bfin-protos.h (legitimize_address): Remove.
8869 * config/bfin/bfin.c (legitimize_address): Remove.
8870 * config/bfin/bfin.h (LEGITIMIZE_ADDRESS): Remove.
8871 * config/m68hc11/m68hc11-protos.h (m68hc11_legitimize_address):
8873 * config/m68hc11/m68hc11.c (m68hc11_legitimize_address): Remove.
8874 * config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Remove.
8876 * gcc/config/arm/arm.h (LEGITIMIZE_ADDRESS, ARM_LEGITIMIZE_ADDRESS,
8877 THUMB_LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS): Delete.
8878 * gcc/config/s390/s390.h (LEGITIMIZE_ADDRESS): Delete.
8879 * gcc/config/m32c/m32c.h (LEGITIMIZE_ADDRESS): Delete.
8880 * gcc/config/sparc/sparc.h (LEGITIMIZE_ADDRESS): Delete.
8881 * gcc/config/m32r/m32r.h (LEGITIMIZE_ADDRESS): Delete.
8882 * gcc/config/i386/i386.h (LEGITIMIZE_ADDRESS): Delete.
8883 * gcc/config/sh/sh.h (LEGITIMIZE_ADDRESS): Delete.
8884 * gcc/config/avr/avr.h (LEGITIMIZE_ADDRESS): Delete.
8885 * gcc/config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Delete.
8886 * gcc/config/iq2000/iq2000.h (LEGITIMIZE_ADDRESS): Delete.
8887 * gcc/config/mn10300/mn10300.h (LEGITIMIZE_ADDRESS): Delete.
8888 * gcc/config/m68k/m68k.h (LEGITIMIZE_ADDRESS): Delete.
8889 * gcc/config/score/score.h (LEGITIMIZE_ADDRESS): Delete.
8890 * gcc/config/pa/pa.h (LEGITIMIZE_ADDRESS): Delete.
8891 * gcc/config/mips/mips.h (LEGITIMIZE_ADDRESS): Delete.
8892 * gcc/config/alpha/alpha.h (LEGITIMIZE_ADDRESS): Delete.
8893 * gcc/config/frv/frv.h (LEGITIMIZE_ADDRESS): Delete.
8894 * gcc/config/spu/spu.h (LEGITIMIZE_ADDRESS): Delete.
8895 * gcc/config/xtensa/xtensa.h (LEGITIMIZE_ADDRESS): Delete.
8896 * gcc/config/cris/cris.h (LEGITIMIZE_ADDRESS): Delete.
8897 * gcc/config/rs6000/rs6000.h (LEGITIMIZE_ADDRESS): Delete.
8898 * gcc/config/picochip/picochip.h (LEGITIMIZE_ADDRESS): Delete.
8900 * gcc/config/s390/s390-protos.h (legitimize_address): Delete.
8901 * gcc/config/m32c/m32c-protos.h (m32c_legitimize_address): Delete.
8902 * gcc/config/sparc/sparc-protos.h (legitimize_address): Delete.
8903 * gcc/config/i386/i386-protos.h (legitimize_address): Delete.
8904 * gcc/config/avr/avr-protos.h (legitimize_address): Delete.
8905 * gcc/config/mn10300/mn10300-protos.h (legitimize_address): Delete.
8906 * gcc/config/score/score-protos.h (score_legitimize_address): Delete.
8907 * gcc/config/arm/arm-protos.h (arm_legitimize_address,
8908 (thumb_legitimize_address): Delete.
8909 * gcc/config/pa/pa-protos.h (hppa_legitimize_address): Delete.
8910 * gcc/config/mips/mips-protos.h (mips_legitimize_address): Delete.
8911 * gcc/config/alpha/alpha-protos.h (alpha_legitimize_address): Delete.
8912 * gcc/config/frv/frv-protos.h (frv_legitimize_address): Delete.
8913 * gcc/config/spu/spu-protos.h (spu_legitimize_address): Delete.
8914 * gcc/config/xtensa/xtensa-protos.h (xtensa_legitimize_address):
8916 * gcc/config/rs6000/rs6000-protos.h (rs6000_legitimize_address):
8919 * config/arm/arm.c (arm_legitimize_address): Maybe call Thumb version.
8920 * config/m32c/m32c.c (m32c_legitimize_address): Standardize.
8921 * config/m32r/m32r.c (m32r_legitimize_address): New.
8922 * config/m68k/m68k.c (m68k_legitimize_address): New.
8923 * config/score/score.c (score_legitimize_address): Standardize.
8924 * config/score/score3.c (score3_legitimize_address): Standardize.
8925 * config/score/score3.h (score3_legitimize_address): Adjust.
8926 * config/score/score7.c (score7_legitimize_address): Standardize.
8927 * config/score/score7.h (score7_legitimize_address): Adjust.
8928 * config/sh/sh.c (sh_legitimize_address): New.
8929 * config/iq2000/iq2000.c (iq2000_legitimize_address): New.
8931 * gcc/config/s390/s390.c (legitimize_address): Rename to...
8932 (s390_legitimize_address): ... this.
8933 * gcc/config/sparc/sparc.c (legitimize_address): Rename to...
8934 (sparc_legitimize_address): ... this.
8935 * gcc/config/i386/i386.c (legitimize_address): Rename to...
8936 (ix86_legitimize_address): ... this.
8937 * gcc/config/avr/avr.c (legitimize_address): Rename to...
8938 (avr_legitimize_address): ... this.
8939 * gcc/config/mn10300/mn10300.c (legitimize_address): Rename to...
8940 (mn10300_legitimize_address): ... this.
8941 * config/alpha/alpha.c (alpha_legitimize_address): Wrap...
8942 (alpha_legitimize_address_1): ... the old alpha_legitimize_address.
8943 (alpha_expand_mov): Adjust call.
8945 * config/frv/frv.c (frv_legitimize_address): Return x on failure.
8946 * config/spu/spu.c (spu_legitimize_address): Likewise.
8947 * config/xtensa/xtensa.c (xtensa_legitimize_address): Likewise.
8948 * config/rs6000/rs6000.c (rs6000_legitimize_address): Likewise.
8950 2009-05-04 Joseph Myers <joseph@codesourcery.com>
8952 * intl.c (locale_encoding, locale_utf8): New.
8953 (gcc_init_libintl): Initialize locale_encoding and locale_utf8.
8954 * intl.h (locale_encoding, locale_utf8): Declare.
8955 * pretty-print.c: Include ggc.h. Include iconv.h if HAVE_ICONV.
8956 (pp_base_tree_identifier, decode_utf8_char, identifier_to_locale):
8958 * pretty-print.h (pp_identifier): Call identifier_to_locale on ID
8960 (pp_tree_identifier): Define to call pp_base_tree_identifier.
8961 (pp_base_tree_identifier): Declare as function.
8962 (identifier_to_locale): Declare.
8963 * Makefile.in (pretty-print.o): Update dependencies.
8964 * varasm.c (finish_aliases_1): Use %qE for identifiers in diagnostics.
8966 2009-05-04 Richard Guenther <rguenther@suse.de>
8969 * builtins.c (fold_builtin_memory_op): Do not decay to element
8970 type if the size matches the whole array.
8972 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
8974 * expmed.c (synth_mult): When trying out a shift, pass the result
8977 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
8979 * expmed.c (shiftsub_cost): Rename to shiftsub0_cost.
8980 (shiftsub1_cost): New.
8981 (init_expmed): Compute shiftsub1_cost.
8982 (synth_mult): Optimize multiplications by constants of the form
8983 -(2^^m-1) for some constant positive integer m.
8985 2009-05-03 Richard Guenther <rguenther@suse.de>
8988 * c-typeck.c (array_to_pointer_conversion): Do not built
8989 ADDR_EXPRs of arrays of pointer-to-element type.
8990 * c-gimplify.c (c_gimplify_expr): Revert change fixing
8991 up wrong ADDR_EXPRs after-the-fact.
8992 * c-common.c (strict_aliasing_warning): Strip pointer
8993 conversions for obtaining the original type.
8994 * builtins.c (fold_builtin_memset): Handle array types.
8995 (fold_builtin_memory_op): Handle folded POINTER_PLUS_EXPRs
8998 2009-05-03 Richard Guenther <rguenther@suse.de>
9001 * tree-ssa.c (useless_type_conversion_p_1): Use get_deref_alias_set.
9002 Do not lose casts from array types with unknown extent to array
9003 types with known extent.
9004 * tree-ssa-copy.c (may_propagate_copy): Remove hack checking for
9005 alias set compatibility.
9007 2009-05-03 Manuel López-Ibáñez <manu@gcc.gnu.org>
9009 * flags.h (extra_warnings): Delete.
9010 * toplev.c (process_options): Handle Wuninitialized here.
9011 * opts.c (extra_warnings): Delete.
9012 (set_Wextra): Delete.
9013 (common_handle_option): -Wextra can be handled automatically.
9014 * c-opts.c (c_common_handle_option): Delete obsolete code.
9015 (c_common_post_options): Simplify comment.
9016 * common.opt (W): Add Var.
9018 (Wuninitialized): Initialize to -1.
9020 2009-05-03 Adam Nemet <anemet@caviumnetworks.com>
9021 Richard Guenther <rguenther@suse.de>
9023 * expr.c (get_def_for_expr): New function.
9024 (expand_expr_real_1) <PLUS_EXPR, MINUS_EXPR>: Adjust to work with
9025 SSA rather than trees.
9026 <MULT_EXPR>: Likewise. Use subexp0 and subexp1 instead of
9027 TREE_OPERAND (exp, 0) and TREE_OPERAND (exp, 1).
9029 2009-05-03 Joseph Myers <joseph@codesourcery.com>
9031 * c-common.c (reswords): Add _Imaginary.
9032 * c-common.c (enum rid): Add RID_IMAGINARY.
9034 2009-05-03 Paolo Bonzini <bonzini@gnu.org>
9036 * tree.h (TYPE_VECTOR_OPAQUE): Fix documentation.
9037 Patch by Richard Guenther.
9039 2009-05-03 Anatoly Sokolov <aesok@post.ru>
9041 * defaults.h (FRAME_POINTER_REQUIRED): Provide default.
9042 * doc/tm.texi (FRAME_POINTER_REQUIRED): Revise documentation.
9043 * config/alpha/alpha.h (FRAME_POINTER_REQUIRED): Delete.
9044 * config/s390/s390.h (FRAME_POINTER_REQUIRED): Delete.
9045 * config/spu/spu.h (FRAME_POINTER_REQUIRED): Delete.
9046 * config/sh/sh.h (FRAME_POINTER_REQUIRED): Delete.
9047 * config/pdp11/pdp11.h (FRAME_POINTER_REQUIRED): Delete.
9048 * config/stormy16/stormy16.h (FRAME_POINTER_REQUIRED): Delete.
9049 * config/m68hc11/m68hc11.h (FRAME_POINTER_REQUIRED): Delete.
9050 * config/iq2000/iq2000.h (FRAME_POINTER_REQUIRED): Delete.
9051 * config/mn10300/mn10300.h (FRAME_POINTER_REQUIRED): Delete.
9052 * config/ia64/ia64.h (FRAME_POINTER_REQUIRED): Delete.
9053 * config/m68k/m68k.h (FRAME_POINTER_REQUIRED): Delete.
9054 * config/rs6000/rs6000.h (FRAME_POINTER_REQUIRED): Delete.
9055 * config/picochip/picochip.h (FRAME_POINTER_REQUIRED): Delete.
9056 * config/mcore/mcore.h (FRAME_POINTER_REQUIRED): Delete.
9057 * config/h8300/h8300.h (FRAME_POINTER_REQUIRED): Delete.
9058 * config/v850/v850.h (FRAME_POINTER_REQUIRED): Delete.
9060 2009-05-02 Richard Guenther <rguenther@suse.de>
9062 PR tree-optimization/39940
9063 * tree-ssa-pre.c (eliminate): Make sure we may propagate before
9066 2009-05-02 Richard Guenther <rguenther@suse.de>
9069 * tree-ssa.c (execute_update_addresses_taken): Properly check
9070 if we can mark a variable DECL_GIMPLE_REG_P.
9071 * gimple.c (is_gimple_reg): Re-order check for DECL_GIMPLE_REG_P
9072 back to the end of the function.
9073 (is_gimple_reg_type): Remove complex type special casing.
9074 * gimplify.c (gimplify_bind_expr): Do not set DECL_GIMPLE_REG_P
9077 2009-05-02 Ben Elliston <bje@au.ibm.com>
9079 * doc/collect2.texi (Collect2): Document search path behaviour
9080 when configured with --with-ld.
9082 2009-05-02 Jan Hubicka <jh@suse.cz>
9084 * tree-ssa-coalesce.c (coalesce_cost): Do not take ciritical
9085 parameter; update callers.
9086 (coalesce_cost_edge): EH edges are costier because they needs
9087 splitting even if not critical and even more costier when there are
9088 multiple EH predecestors.
9090 2009-05-02 Jan Hubicka <jh@suse.cz>
9092 * except.c (remove_eh_handler_and_replace): Handle updating after
9093 removing TRY blocks.
9095 2009-05-02 Eric Botcazou <ebotcazou@adacore.com>
9097 * store-motion.c (compute_store_table): Add ENABLE_CHECKING guard.
9099 2009-05-02 Steven Bosscher <steven@gcc.gnu.org>
9101 * varasm.c: Do not include c-pragma.h.
9102 * attribs.c: Do not incude c-common.h.
9104 2009-05-01 Michael Matz <matz@suse.de>
9106 * calls.c (initialize_argument_information): Handle SSA names like
9107 decls with a non MEM_P DECL_RTL.
9109 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
9111 * ipa-reference.c: Do not include c-common.h, include splay-tree.h.
9112 * ipa-utils.c: Likewise.
9113 * ipa-type-escape.c: Likewise.
9114 * cgraphunit.c Do not include c-common.h.
9115 * ipa-pure-const.c: Likewise.
9116 * tree-if-conv.c: Likewise.
9117 * matrix-reorg.c: Do not include c-common.h and c-tree.h.
9118 * ipa-struct-reorg.c: Likewise.
9119 * tree-nomudflap.c: Likewise.
9120 * tree-ssa-structalias.c: Likewise.
9122 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
9124 * store-motion.c: Many cleanups to make this pass a first-class
9125 citizen instead of an appendix to gcse load motion. Add TODO list
9126 to make this pass faster/cleaner/better.
9128 (struct ls_expr): Post gcse.c-split cleanups.
9129 Rename to st_expr. Rename "loads" field to "antic_stores". Rename
9130 "stores" field to "avail_stores".
9131 (pre_ldst_mems): Rename to store_motion_mems.
9132 (pre_ldst_table): Rename to store_motion_mems_table.
9133 (pre_ldst_expr_hash): Rename to pre_st_expr_hash, update users.
9134 (pre_ldst_expr_eq): Rename to pre_st_expr_eq, update users.
9135 (ldst_entry): Rename to st_expr_entry, update users.
9136 (free_ldst_entry): Rename to free_st_expr_entry, update users.
9137 (free_ldst_mems): Rename to free_store_motion_mems, update users.
9138 (enumerate_ldsts): Rename to enumerate_store_motion_mems,
9140 (first_ls_expr): Rename to first_st_expr, update users.
9141 (next_ls_expr): Rename to next_st_expr, update users.
9142 (print_ldst_list): Rename to print_store_motion_mems. Print names of
9143 fields properly for store motion instead of names inherited from load
9145 (ANTIC_STORE_LIST, AVAIL_STORE_LIST): Remove.
9146 (LAST_AVAIL_CHECK_FAILURE): Explain what this is. Undefine when we
9149 (ae_kill): Rename to st_kill, update users.
9150 (ae_gen): Rename to st_avloc, update users.
9151 (transp): Rename to st_transp, update users.
9152 (pre_insert_map): Rename to st_insert_map, update users.
9153 (pre_delete_map): Rename to st_delete_map, update users.
9154 (insert_store, build_store_vectors, free_store_memory,
9155 one_store_motion_pass): Update for abovementioned changes.
9157 (gcse_subst_count, gcse_create_count): Remove.
9158 (one_store_motion_pass): New statistics counters "n_stores_deleted"
9159 and "n_stores_created", local variables.
9161 (extract_mentioned_regs, extract_mentioned_regs_1): Rewrite to
9164 (regvec, compute_store_table_current_insn): Remove.
9165 (reg_set_info, reg_clear_last_set): Remove.
9166 (compute_store_table): Use DF caches instead of local dataflow
9169 2009-05-01 Joseph Myers <joseph@codesourcery.com>
9171 * c-objc-common.c (c_tree_printer): Print identifiers with
9172 pp_identifier, not pp_string. Mark "({anonymous})" for
9174 * c-pretty-print.c (pp_c_ws_string): New.
9175 (pp_c_cv_qualifier, pp_c_type_specifier,
9176 pp_c_specifier_qualifier_list, pp_c_parameter_type_list,
9177 pp_c_storage_class_specifier, pp_c_function_specifier,
9178 pp_c_attributes, pp_c_bool_constant, pp_c_constant,
9179 pp_c_primary_expression, pp_c_postfix_expression,
9180 pp_c_unary_expression, pp_c_shift_expression,
9181 pp_c_relational_expression, pp_c_equality_expression,
9182 pp_c_logical_and_expression, pp_c_logical_or_expression): Mostly
9183 use pp_string and pp_c_ws_string in place of pp_identifier and
9184 pp_c_identifier for non-identifiers. Mark English strings for
9186 * c-pretty-print.h (pp_c_ws_string): Declare.
9188 2009-04-30 Paul Pluzhnikov <ppluzhnikov@google.com>
9189 Roland McGrath <roland@redhat.com>
9191 * configure.ac (HAVE_LD_BUILDID): New check for ld --build-id support.
9192 (ENABLE_LD_BUILDID): New configuration option.
9193 * gcc.c [HAVE_LD_BUILDID and ENABLE_LD_BUILDID]
9194 (LINK_BUILDID_SPEC): New macro.
9195 (init_spec): If defined, prepend it between LINK_EH_SPEC and
9197 * doc/install.texi: Document --enable-linker-build-id option.
9198 * configure: Rebuild.
9199 * config.in: Rebuild.
9201 2009-04-30 Adam Nemet <anemet@caviumnetworks.com>
9203 * config/mips/mips.h (FRAME_GROWS_DOWNWARD,
9204 MIPS_GP_SAVE_AREA_SIZE): Define new macros.
9205 (STARTING_FRAME_OFFSET): Return 0 if FRAME_GROWS_DOWNWARD. Use
9206 MIPS_GP_SAVE_AREA_SIZE.
9207 * config/mips/mips.c (struct mips_frame_info): Update comment
9208 before arg_pointer_offset and hard_frame_pointer_offset.
9209 (mips_compute_frame_info): Update diagram before function: to
9210 correctly use stack_pointer_rtx for fp_sp_offset and gp_sp_offset, to
9211 indicate the position of frame_pointer_rtx with -fstack-protector and
9212 to show args_size. Don't allocate cprestore area for leaf functions
9213 if FRAME_GROWS_DOWNWARD. Use MIPS_GP_SAVE_AREA_SIZE to set
9215 (mips_initial_elimination_offset): Update for FRAME_GROWS_DOWNWARD.
9217 2009-04-30 Michael Matz <matz@suse.de>
9219 PR tree-optimization/39955
9220 * config/rs6000/rs6000.c (rs6000_check_sdmode): Also check SSA_NAMEs.
9222 2009-04-30 Dave Korn <dave.korn.cygwin@gmail.com>
9224 * ira.c (setup_cover_and_important_classes): Use safe macro
9225 REG_CLASS_FOR_CONSTRAINT instead of calling regclass_for_constraint
9227 * genpreds.c (write_tm_preds_h): Output suitable definition of
9228 REG_CLASS_FOR_CONSTRAINT.
9230 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
9232 * alloc-pool.c (alloc_pool_descriptor): Use an insert_opion value
9234 * bitmap.c (bitmap_descriptor): Likewise.
9235 * ggc-common.c (loc_descriptor): Likewise.
9236 * varray.c (varray_descriptor): Likewise.
9237 * vec.c (vec_descriptor): Likewise.
9239 2009-04-30 Eric Botcazou <ebotcazou@adacore.com>
9241 * Makefile.in (dce.o): Add $(EXCEPT_H).
9242 * dce.c: Include except.h and delete redundant vector definitions.
9243 (deletable_insn_p): Return false for non-call insns that can throw
9246 2009-04-30 Steven Bosscher <steven@gcc.gnu.org>
9248 * gcse.c (ae_gen): Remove.
9249 (can_assign_to_reg_p): Rename to can_assign_to_reg_without_clobbers_p
9250 and make non-static function to make it available in store-motion.c.
9251 Update call sites with search-and-replace.
9252 (enumerate_ldsts, reg_set_info, reg_clear_last_set, store_ops_ok,
9253 extract_mentioned_regs, extract_mentioned_regs_helper,
9254 find_moveable_store, compute_store_table, load_kills_store, find_loads,
9255 store_killed_in_insn, store_killed_after, store_killed_before,
9256 build_store_vectors, insert_insn_start_basic_block, insert-store,
9257 remove_reachable_equiv_notes, replace_store_insn, delete_store,
9258 free_store_memory, one_store_motion_pass, gate_rtl_store_motion,
9259 execute_rtl_store_motion, pass_rtl_store_motion): Move to...
9260 * store-motion.c: ...new file. Also copy data structures from gcse.c
9261 and clean up to remove parts not used by store motion.
9262 * rtl.h (can_assign_to_reg_without_clobbers_p): Add prototype.
9263 * Makefile.in (store-motion.o): New rule. Add to OBJS-common.
9265 2009-04-30 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
9268 * config/arm/arm.h (FUNCTION_BOUNDARY): Set to 16 for thumb
9269 when optimizing for size.
9271 2009-04-30 Hans-Peter Nilsson <hp@axis.com>
9273 * gcse.c (gcse_constant_p): Fix typo in last change.
9275 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
9277 * plugin.c: Include plugin-version.h only if ENABLE_PLUGIN is defined.
9279 2009-04-30 Andreas Krebbel <krebbel1@de.ibm.com>
9281 * gcse.c (gcse_constant_p): Make sure the constant is sharable.
9283 2009-04-29 James E. Wilson <wilson@codesourcery.com>
9285 * config/mips/mips.c (mips_add_offset): Use gen_int_mode for
9286 CONST_HIGH_PART result.
9288 2009-04-29 Anatoly Sokolov <aesok@post.ru>
9290 * config/avr/avr.c (initial_elimination_offset): Rename to
9291 avr_initial_elimination_offset.
9292 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p,
9293 change return type to bool.
9294 (avr_can_eliminate): New function.
9295 * config/avr/avr.h (CAN_ELIMINATE): Use avr_can_eliminate.
9296 (FRAME_POINTER_REQUIRED): Use avr_frame_pointer_required_p.
9297 (INITIAL_ELIMINATION_OFFSET): Use avr_initial_elimination_offset.
9298 * config/avr/avr-protos.h (initial_elimination_offset): Rename to
9299 avr_initial_elimination_offset.
9300 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p.
9301 (avr_initial_elimination_offset): Define.
9303 2009-04-29 Eric Botcazou <ebotcazou@adacore.com>
9304 Steven Bosscher <steven@gcc.gnu.org>
9306 PR rtl-optimization/39938
9307 * Makefile.in (cfgrtl.o): Add $(INSN_ATTR_H).
9308 * cfgrtl.c: Include insn-attr.h.
9309 (rest_of_pass_free_cfg): New function.
9310 (pass_free_cfg): Use rest_of_pass_free_cfg as execute function.
9311 * resource.c (init_resource_info): Remove call to df_analyze.
9313 2009-04-29 Richard Guenther <rguenther@suse.de>
9316 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Only
9317 allow conversion to signed integers.
9319 2009-04-29 Richard Guenther <rguenther@suse.de>
9321 * tree-cfg.c (verify_gimple_assign_binary): Allow vector
9322 shifts of floating point vectors if the shift amount is
9323 a constant multiple of the element size.
9325 2009-04-29 Andreas Krebbel <krebbel1@de.ibm.com>
9326 Michael Matz <matz@suse.de>
9330 * tree-outof-ssa.c (emit_partition_copy): New function.
9331 (insert_partition_copy_on_edge, insert_rtx_to_part_on_edge,
9332 insert_part_to_rtx_on_edge): Perform the partition base var
9333 copy using emit_partition_copy.
9334 (insert_value_copy_on_edge): Convert constants to the right mode.
9335 (insert_rtx_to_part_on_edge): Add UNSIGNEDSRCP parameter.
9336 (elim_create): Pass the sign of the src to insert_rtx_to_part_on_edge.
9338 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
9340 * config/bfin/bfin.c (bfin_optimize_loop): If we need a scratch reg,
9341 scan backwards to try to find a constant to initialize it.
9343 * config/bfin/bfin.c (bfin_optimize_loop): When looking for the last
9344 insn before the loop_end instruction, don't look past labels.
9346 2009-04-29 Richard Guenther <rguenther@suse.de>
9349 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do not
9350 loose type conversions.
9351 (forward_propagate_addr_expr): Fix tuplification bug. Remove
9352 stmts only if there are no uses of its definition.
9354 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
9356 * config/bfin/bfin.h (splitting_loops): Declare.
9357 * config/bfin/bfin-protos.h (WA_05000257, WA_05000283, WA_05000315):
9358 Reorder bit definitions to be ascending.
9359 (WA_LOAD_LCREGS, ENABLE_WA_LOAD_LCREGS): New macros.
9360 * config/bfin/bfin.c (splitting_loops): New variable.
9361 (bfin_cpus): Add WA_LOAD_LCREGS as needed.
9362 (struct loop_info): Remove members INIT and LOOP_INIT.
9363 (bfin_optimize_loop): Don't set them. Reorder the code that generates
9364 the LSETUP sequence. Allow LC to be loaded from any register, but
9365 also add a case to push/pop a PREG scratch if ENABLE_WA_LOAD_LCREGS.
9366 (bfin_reorg_loops): When done, split all BB_ENDs with splitting_loops
9368 * config/bfin/bfin.md (loop_end splitter): Use splitting_loops instead
9369 of reload_completed.
9372 * config/bfin/bfin.md (movsi_insn): Refine constraints.
9374 2009-04-29 Rafael Avila de Espindola <espindola@google.com>
9376 * Makefile.in (PLUGIN_VERSION_H): New.
9377 (OBJS-common): Remove plugin-version.o.
9378 (plugin.o): Depend on (PLUGIN_VERSION_H).
9379 (plugin-version.o): Remove.
9380 * configure: Regenerate
9381 * configure.ac: Create plugin-version.h.
9382 * gcc-plugin.h (plugin_gcc_version): Remove.
9383 (plugin_default_version_check): Change signature.
9384 * plugin-version.c: Remove.
9385 * plugin.c: Include plugin-version.h.
9386 (str_plugin_gcc_version_name): Remove.
9387 (try_init_one_plugin): Pass gcc version to plugin_init.
9388 (plugin_default_version_check): Both gcc and plugin versions are now
9391 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
9393 * config/bfin/bfin.c (bfin_optimize_loop): Unify handling of
9394 problematic last insns. Test for TYPE_CALL rather than CALL_P.
9395 Remove special case testing for last insn of inner loops. Don't fail
9396 if the loop ends with a jump, emit an extra nop instead.
9398 * config/bfin/bfin.c (bfin_register_move_cost): Test for subsets of
9399 DREGS rather than comparing directly. Remove code that tries to
9400 account for latencies.
9402 2009-04-29 Richard Guenther <rguenther@suse.de>
9404 PR tree-optimization/39941
9405 * tree-ssa-pre.c (eliminate): Schedule update-ssa after
9406 eliminating an indirect call.
9408 2009-04-29 Richard Guenther <rguenther@suse.de>
9410 * tree-cfg.c (verify_types_in_gimple_reference): Add require_lvalue
9411 parameter. Allow invariants as base if !require_lvalue.
9412 (verify_gimple_assign_single): Adjust.
9414 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
9416 * config/bfin/bfin.md (sp_or_sm, spm_string, spm_name): New macro.
9417 (ss<spm_name>hi3, ss<spm_name>hi3_parts, ss<spm_name>hi3_low_parts,
9418 ss<spm_name_hi3_high_parts): New patterns, replacing ssaddhi3,
9419 ssubhi3, ssaddhi3_parts and sssubhi3_parts.
9420 (flag_mulhi3_parts): Produce a HImode output rather than trying to set
9422 * config/bfin/bfin.c (bfin_expand_builtin,
9423 case BFIN_BUILTIN_CPLX_SQU): Adjust accordingly.
9425 2009-04-28 Richard Guenther <rguenther@suse.de>
9427 * tree-vect-loop.c (get_initial_def_for_induction): Use
9428 correct types for pointer increment.
9430 2009-04-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9432 * toplev.c (print_version): Update GMP version string calculation.
9434 2009-04-28 Eric Botcazou <ebotcazou@adacore.com>
9436 PR rtl-optimization/39938
9437 * resource.c (init_resource_info): Add call to df_analyze.
9439 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
9441 * config/alpha/alpha.md (usegp): Cast the result of
9442 alpha_find_lo_sum_using_gp to enum attr_usegp.
9443 * config/alpha/alpha.c (override_options): Remove end-of-structure
9444 marker element from cpu_table. Use array size of cpu_table to handle
9445 -mcpu and -mtune options.
9446 (tls_symbolic_operand_type): Change 0 to TLS_MODEL_NONE.
9448 2009-04-28 Joseph Myers <joseph@codesourcery.com>
9450 * config.gcc (powerpc*-*-* | rs6000-*-*): Add
9451 rs6000/option-defaults.h to tm_file. Support cpu_32, cpu_64,
9452 tune_32 and tune_64.
9453 * doc/install.texi (--with-cpu-32, --with-cpu-64): Document
9455 * config/rs6000/rs6000.h (OPTION_DEFAULT_SPECS): Move to ...
9456 * config/rs6000/option-defaults.h: ... here. New file.
9457 (OPT_64, OPT_32): Define.
9458 (MASK_64BIT): Define to 0 if not already defined.
9459 (OPT_ARCH64, OPT_ARCH32): Define.
9460 (OPTION_DEFAULT_SPECS): Add entries for cpu_32, cpu_64, tune_32
9463 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
9465 * config/arm/arm.c (arm_override_options): Emit error on using
9468 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
9470 PR rtl-optimization/39914
9471 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
9472 registers for allocnos created from user-defined variables only
9473 when not optimizing.
9475 2009-04-28 Richard Guenther <rguenther@suse.de>
9478 * fold-const.c (fold_binary): Use distribute_real_division only
9481 2009-04-28 Steve Ellcey <sje@cup.hp.com>
9483 * config.gcc (hppa*64*-*-hpux11*): Set use_gcc_stdint and
9484 add hpux-stdint.h to tm_file.
9485 (hppa[12]*-*-hpux11*): Ditto.
9486 (ia64*-*-hpux*): Ditto.
9487 * config/hpux-stdint.h: New.
9488 * config/ia64/hpux.h (TARGET_OS_CPP_BUILTINS): Set
9489 __STDC_EXT__ for all compiles.
9490 * config/pa/pa-hpux.h: Ditto.
9491 * config/pa/pa-hpux10.h: Ditto.
9492 * config/pa/pa-hpux11.h: Ditto.
9494 2009-04-28 Catherine Moore <clm@codesourcery.com>
9496 * debug.h (set_name): Add comment.
9498 2009-04-28 Andrew Pinski <pinskia@gmail.com>
9501 * config/darwin.c (machopic_gen_offset): Check
9502 currently_expanding_to_rtl if current_ir_type returns IR_GIMPLE.
9503 * config/arm/arm.c (require_pic_register): Likewise.
9505 2009-04-28 Paolo Bonzini <bonzini@gnu.org>
9507 * config/m32c/m32c.c (TARGET_PROMOTE_FUNCTION_RETURN,
9508 m32c_promote_function_return, TARGET_PROMOTE_PROTOTYPES,
9509 m32c_promote_prototypes): Delete.
9511 2009-04-28 Michael Matz <matz@suse.de>
9514 * tree-outof-ssa.c (insert_value_copy_on_edge): Don't convert
9517 2009-04-28 Richard Guenther <rguenther@suse.de>
9519 * tree-vect-stmts.c (vect_get_vec_def_for_operand): Fix type error.
9521 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
9523 * config/arm/arm-cores.def: Add support for arm1156t2f-s.
9524 * doc/invoke.texi (ARM Options): Document support for arm1156t2f-s.
9525 * config/arm/arm-tune.md: Regenerate.
9527 2009-04-28 Alexander Monakov <amonakov@ispras.ru>
9529 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not attempt to delete a
9530 block if there are complex incoming edges.
9531 (sel_merge_blocks): Remove useless assert.
9532 (sel_redirect_edge_and_branch): Check that edge was redirected.
9533 * sel-sched-ir.h (_eligible_successor_edge_p): Remove assert.
9534 (sel_find_rgns): Delete declaration.
9535 * sel-sched.c (purge_empty_blocks): Attempt to remove first block of
9536 the region when it is not a preheader.
9538 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
9541 * config/alpha/elf.h (MAX_OFILE_ALIGNMENT): Sync with elfos.h
9543 2009-04-28 Richard Guenther <rguenther@suse.de>
9545 * tree.h (SSA_NAME_VALUE): Remove.
9546 (struct tree_ssa_name): Remove value_handle member.
9547 * tree-vrp.c (execute_vrp): Initialize/free the value-handle
9548 array for jump threading.
9549 * tree-ssa-propagate.c (ssa_prop_init): Do not initialize
9551 * print-tree.c (print_node): Do not dump SSA_NAME_VALUEs.
9552 * tree-flow.h (threadedge_initialize_values): Declare.
9553 (threadedge_finalize_values): Likewise.
9554 * tree-ssa-threadedge.c (ssa_name_values): New global variable.
9555 (SSA_NAME_VALUE): Define.
9556 (threadedge_initialize_values): New function.
9557 (threadedge_finalize_values): Likewise.
9558 * tree-ssa-dom.c (ssa_name_values): New global variable.
9559 (SSA_NAME_VALUE): Define.
9560 (tree_ssa_dominator_optimize): Initialize/free the value-handle array.
9562 2009-04-28 Ira Rosen <irar@il.ibm.com>
9564 * tree-vect-loop-manip.c (vect_create_cond_for_alias_checks):
9565 Use REPORT_VECTORIZED_LOCATIONS instead
9566 REPORT_VECTORIZED_LOOPS.
9567 * tree-vectorizer.c (vect_verbosity_level): Make static.
9568 (vect_loop_location): Rename to vect_location.
9569 (vect_set_verbosity_level): Update comment.
9570 (vect_set_dump_settings): Use REPORT_VECTORIZED_LOCATIONS
9572 (vectorize_loops): Fix comment. Use REPORT_VECTORIZED_LOCATIONS
9573 and vect_location. Use REPORT_UNVECTORIZED_LOCATIONS
9574 instead REPORT_UNVECTORIZED_LOOPS.
9575 * tree-vectorizer.h (enum vect_def_type): Rename vect_invariant_def
9576 and vect_loop_def to vect_external_def and vect_internal_def.
9577 (enum verbosity_levels): Rename REPORT_VECTORIZED_LOOPS
9578 and REPORT_UNVECTORIZED_LOOPS to REPORT_VECTORIZED_LOCATIONS and
9579 REPORT_UNVECTORIZED_LOCATIONS.
9580 (enum vect_relevant): Update comment. Rename vect_unused_in_loop
9581 and vect_used_in_loop and to vect_unused_in_scope and
9583 (STMT_VINFO_RELEVANT_P): Use vect_unused_in_scope.
9584 (vect_verbosity_level): Remove declaration.
9585 (vect_analyze_operations): Likewise.
9586 (vect_analyze_stmt): Declare.
9587 * tree-vect-loop.c (vect_determine_vectorization_factor): Use
9588 REPORT_UNVECTORIZED_LOCATIONS.
9589 (vect_get_loop_niters): Fix indentation.
9590 (vect_analyze_loop_form): Use REPORT_UNVECTORIZED_LOCATIONS.
9591 (vect_analyze_loop_operations): New function.
9592 (vect_analyze_loop): Call vect_analyze_loop_operations instead of
9593 vect_analyze_operations.
9594 (vect_is_simple_reduction): Use new names.
9595 (vectorizable_live_operation, vect_transform_loop): Likewise.
9596 * tree-vect-data-refs.c (vect_check_interleaving): Add a return value
9597 to specify whether the data references can be a part of interleaving
9599 (vect_analyze_data_ref_dependence): Use new names.
9600 (vect_analyze_data_refs_alignment, vect_analyze_data_refs): Likewise.
9601 (vect_create_addr_base_for_vector_ref): Remove redundant code.
9602 * tree-vect-patterns.c (widened_name_p): Use new names.
9603 (vect_recog_dot_prod_pattern): Likewise.
9604 * tree-vect-stmts.c (vect_stmt_relevant_p): Use new names.
9605 (process_use, vect_mark_stmts_to_be_vectorized,
9606 vect_model_simple_cost, vect_model_store_cost,
9607 vect_get_vec_def_for_operand, vect_get_vec_def_for_stmt_copy,
9608 vectorizable_call, vectorizable_conversion, vectorizable_assignment,
9609 vectorizable_operation, vectorizable_type_demotion,
9610 vectorizable_type_promotion, vectorizable_store, vectorizable_load,
9611 vectorizable_condition): Likewise.
9612 (vect_analyze_operations): Split into vect_analyze_loop_operations
9614 (vect_analyze_stmt): ... new function.
9615 (new_stmt_vec_info): Use new names.
9616 (vect_is_simple_use): Use new names and fix comment.
9617 * tree-vect-slp.c (vect_get_and_check_slp_defs): Use new names.
9618 (vect_build_slp_tree, vect_analyze_slp, vect_schedule_slp): Likewise.
9620 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
9623 * config/i386/i386.c (print_operand) ['Z']: Handle floating point
9624 and integer modes for x87 operands. Do not ICE for unsupported size,
9625 generate error instead. Generate error for unsupported operand types.
9626 ['z']: Do not handle HImode memory operands specially. Warning
9627 for floating-point operands. Fallthru to 'Z' for unsupported operand
9628 types. Do not ICE for unsupported size, generate error instead.
9629 (output_387_binary_op): Use %Z to output operands.
9630 (output_fp_compare): Ditto.
9631 (output_387_reg_move): Ditto.
9633 2009-04-28 Ben Elliston <bje@au.ibm.com>
9638 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9640 * builtins.c (c_strlen): Do not warn here.
9641 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
9642 * c-common.c (pointer_int_sum): Take an explicit location.
9643 Warn about offsets out of bounds.
9644 * c-common.h (pointer_int_sum): Adjust declaration.
9646 2009-04-27 Ian Lance Taylor <iant@google.com>
9648 * collect2.c (is_ctor_dtor): Change type of ret field in struct
9650 * dce.c (run_fast_df_dce): Change type of old_flags to int.
9651 * df-core.c (df_set_flags): Change return type to int. Change
9652 type of old_flags to int.
9653 (df_clear_flags): Likewise.
9654 * df-scan.c (df_def_record_1): Change 0 to VOIDmode.
9655 (df_get_conditional_uses): Likewise.
9656 * df.h (df_set_flags, df_clear_flags): Update declarations.
9657 * dwarf2out.c (struct indirect_string_node): Change type of form
9658 field to enum dwarf_form.
9659 (AT_string_form): Change return type to enum dwarf_form.
9660 * fixed-value.c (fixed_compare): Add cast to enum type.
9661 * fwprop.c (update_df): Change 0 to VOIDmode.
9662 * gensupport.c: Change 0 to UNKNOWN.
9663 * gimple.h (gimple_cond_code): Add cast to enum type.
9664 * haifa-sched.c (reemit_notes): Add cast to enum type.
9665 * hooks.c (hook_int_void_no_regs): Remove function.
9666 * hooks.h (hook_int_void_no_regs): Remove declaration.
9667 * optabs.c (expand_widen_pattern_expr): Change 0 to VOIDmode.
9668 * predict.c (combine_predictions_for_insn): Add casts to enum type.
9669 * real.c (real_arithmetic): Add cast to enum type.
9670 (real_compare): Likewise.
9671 * target.h (struct gcc_target): Change return type of
9672 branch_target_register_class to enum reg_class.
9673 * target-def.h (TARGET_BRANCH_TARGET_REGISTER_CLASS): Define as
9674 default_branch_target_register_class.
9675 * targhooks.c (default_branch_target_register_class): New function.
9676 * targhooks.h (default_branch_target_register_class): Declare.
9677 * tree-data-ref.c (print_direction_vector): Add cast to enum type.
9678 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Remove
9680 * tree-vect-loop.c (vect_create_epilog_for_reduction): Change 0 to
9682 * tree-vect-slp.c (vect_build_slp_tree): Change 0 to
9683 vect_uninitialized_def. Change 0 to ERROR_MARK.
9684 * tree-vect-stmts.c (supportable_widening_operation): Don't
9685 initialize icode1 and icode2.
9686 * tree-vectorizer.h (enum vect_def_type): Add vect_uninitialized_def.
9687 * config/sol2-c.c (cmn_err_length_specs): Change 0 to FMT_LEN_none
9689 (cmn_err_flag_specs): Change 0 to STD_C89.
9690 (cmn_err_char_table): Likewise.
9691 * config/arm/arm.c (get_arm_condition_code): Change type of code
9692 to enum arm_cond_code.
9693 (IWMMXT_BUILTIN): Change 0 to UNKNOWN.
9694 (IWMMXT_BUILTIN2): Likewise.
9695 (neon_builtin_type_bits): Don't define typedef.
9696 (neon_builtin_datum): Change type of bits field to int.
9697 (arm_expand_neon_args): Add cast to enum type.
9698 * config/ia64/ia64.c (tls_symbolic_operand_type): Change 0 to
9700 * config/i386/i386.c (bdesc_multi_arg): Change 0 to UNKNOWN. Add
9702 * config/mips/mips.c (LOONGSON_BUILTIN_ALIAS): Change 0 to
9704 * config/mips/mips.md (jal_macro): Return enum constant.
9705 (single_insn): Likewise.
9706 * config/rs6000/rs6000.c (bdesc_altivec_preds): Change 0 to
9708 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
9710 * config/s390/s390.c (s390_tune_flags): Change type to int.
9711 (s390_arch_flags): Likewise.
9712 (s390_handle_arch_option): Change flags field of struct pta to int.
9713 * config/s390/s390.h (s390_tune_flags): Update declaration.
9714 (s390_arch_flags): Likewise.
9715 * config/sh/sh.c (prepare_move_operands): Compare
9716 tls_symbolic_operand result with enum constant.
9717 (sh_reorg): Change PUT_MODE to PUT_REG_NOTE_KIND.
9718 (sh_expand_prologue): Add cast to enum type.
9719 (sh_expand_epilogue): Likewise.
9720 (tls_symbolic_operand): Change return type to enum tls_model.
9721 (fpscr_set_from_mem): Add cast to enum type.
9722 (legitimize_pic_address): Compare tls_symbolic_operand result with
9724 (sh_target_reg_class): Change return type to enum reg_class.
9725 * config/sh/sh.h (OVERRIDE_OPTIONS): Change CPU_xxx to
9727 * config/sh/sh-protos.h (tls_symbolic_operand): Update declaration.
9728 * config/sparc/sparc.c (sparc_override_options): Add cast to enum type.
9729 * config/sparc/sparc.md (empty_delay_slot): Return enum constant.
9730 (pic, calls_alloca, calls_eh_return, leaf_function): Likewise.
9731 (delayed_branch, tls_call_delay): Likewise.
9732 (eligible_for_sibcall_delay): Likewise.
9733 (eligible_for_return_delay): Likewise.
9734 * config/spu/spu.c (expand_builtin_args): Add cast to enum type.
9735 (spu_expand_builtin_1): Likewise.
9737 * c-typeck.c (convert_for_assignment): Issue -Wc++-compat warnings
9738 for all types of conversions.
9739 (output_init_element): Issue -Wc++-compat warning if needed when
9740 initializing a bitfield with enum type.
9741 * c-parser.c (c_parser_expression): Set original_type to
9742 original_type of right hand operand of comman operator.
9744 2009-04-27 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9746 * doc/c-tree.texi (Types, Functions, Expression trees): Fix
9748 * doc/cfg.texi (Maintaining the CFG, Liveness information): Likewise.
9749 * doc/cpp.texi (Standard Predefined Macros)
9750 (Implementation-defined behavior): Likewise.
9751 * doc/extend.texi (Function Attributes, Type Attributes): Likewise.
9752 * doc/gimple.texi (GIMPLE Exception Handling)
9753 (@code{GIMPLE_ASSIGN}): Likewise.
9754 * doc/install.texi (Prerequisites, Configuration, Specific): Likewise.
9755 * doc/invoke.texi (Warning Options, Optimize Options)
9756 (AVR Options, Darwin Options): Likewise.
9757 (Optimize Options): Reformulate -fwhole-program description.
9758 * doc/loop.texi (Lambda): Likewise.
9759 * doc/md.texi (Output Template, Define Constraints)
9760 (Standard Names, Insn Splitting): Likewise.
9761 * doc/options.texi (Option properties): Likewise.
9762 * doc/passes.texi (Tree-SSA passes): Likewise.
9763 * doc/rtl.texi (Side Effects, Assembler, Insns): Likewise.
9764 * doc/tm.texi (Register Classes, Old Constraints, Scalar Return)
9765 (File Names and DBX): Likewise.
9766 * doc/trouble.texi (Incompatibilities): Likewise.
9768 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
9770 * spu.c (spu_machine_dependent_reorg): Make sure branch label on hint
9771 instruction is correct.
9773 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
9775 Allow non-constant arguments to conversion intrinsics.
9776 * spu-protos.h (exp2_immediate_p, spu_gen_exp2): Declare.
9777 * predicates.md (spu_inv_exp2_operand, spu_exp2_operand): New.
9778 * spu.c (print_operand): Handle 'v' and 'w'.
9779 (exp2_immediate_p, spu_gen_exp2): Define.
9780 * spu-builtins.def (spu_convts, spu_convtu, spu_convtf_0,
9781 spu_convtf_1): Update parameter descriptions.
9782 * spu-builtins.md (spu_csflt, spu_cuflt, spu_cflts, spu_cfltu): Update.
9783 * constraints.md ('v', 'w'): New.
9784 * spu.md (UNSPEC_CSFLT, UNSPEC_CFLTS, UNSPEC_CUFLT, UNSPEC_CFLTU):
9786 (i2f, I2F): New define_mode_attr.
9787 (floatsisf2, floatv4siv4sf2, fix_truncsfsi2, fix_truncv4sfv4si2,
9788 floatunssisf2, floatunsv4siv4sf2, fixuns_truncsfsi2,
9789 fixuns_truncv4sfv4si2): Update to use mode attribute.
9790 (float<mode><i2f>2_mul, float<mode><i2f>2_div,
9791 fix_trunc<mode><f2i>2_mul, floatuns<mode><i2f>2_mul,
9792 floatuns<mode><i2f>2_div, fixuns_trunc<mode><f2i>2_mul): New
9793 patterns for combine.
9795 2009-04-27 Steven Bosscher <steven@gcc.gnu.org>
9797 * dbgcnt.def (cprop1, cprop2, gcse, jump_bypass): Remove
9798 (cprop, hoist, pre, store_motion): New debug counters.
9799 * tree-pass.h (pass_tracer): Move to list of gimple passes, it
9800 is not an RTL pass anymore.
9801 (pass_profiling): Remove extern decl for pass removed in 2005.
9802 (pass_gcse, pass_jump_bypass): Remove.
9803 * final.c (rest_of_clean_state): Set flag_rerun_cse_after_global_opts
9804 to 0 for clean state.
9805 * toplev.h (flag_rerun_cse_after_global_opts): Add extern declaration.
9806 * cse.c (gate_handle_cse_after_global_opts,
9807 rest_of_handle_cse_after_global_opts): New functions.
9808 (pass_cse_after_global_opts): New pass, does local CSE.
9809 * timevar.def (TV_GCSE, TV_CPROP1, TV_CPROP2, TV_BYPASS): Remove.
9810 (TV_CPROP): New timevar.
9811 * gcse.c (flag_rerun_cse_after_global_opts): New global variable.
9812 (run_jump_opt_after_gcse, max_gcse_regno): Remove global vars.
9813 (gcse_main, recompute_all_luids): Remove.
9814 (compute_hash_table_work): Call max_reg_num instead of reading
9816 (cprop_jump): Don't set run_jump_opt_after_gcse.
9817 (constprop_register): Always allow to alter jumps.
9818 (cprop_insn): Likewise.
9819 (do_local_cprop): Likewise.
9820 (local_cprop_pass): Likewise. Return non-zero if something changed.
9821 (cprop): Remove function, fold interesting bits into one_cprop_pass.
9822 (find_implicit_sets): Add note about missed optimization opportunity.
9823 (one_cprop_pass): Rewrite to be "the" CPROP pass, called from the
9824 pass_rtl_cprop execute function.
9825 Don't bother tracking the pass number, each pass gets its own dumpfile
9827 Always allow to alter jumpsand bypass jumps.
9828 (bypass_block): Don't ignore regno >= max_gcse_regno, find_bypass_set
9829 will just find no suitable set.
9830 (pre_edge_insert): Fix dumping, this function is for PRE only.
9831 (one_pre_gcse_pass): Rewrite to be "the" PRE pass, called from the
9832 pass_rtl_pre execute function.
9833 (hoist_code): Return non-zero if something changed. Keep track of
9834 substitutions and insertions for statistics gathering similar to PRE.
9835 (one_code_hoisting_pass): Rewrite to be "the" code hoisting pass,
9836 called from the pass_rtl_hoist execute function. Show pass statistics.
9837 (compute_store_table): Use max_reg_num directly instead of using the
9838 formerly global max_gcse_regno.
9839 (build_store_vectors): Likewise.
9840 (replace_store_insn): Fix dumping.
9841 (store_motion): Rename to ...
9842 (one_store_motion_pass): ... this. Rewrite to be "the" STORE_MOTION
9843 pass, called from the pass_rtl_store_motion execute function. Keep
9844 track of substitutions and insertions for statistics gathering similar
9846 (bypass_jumps): Remove, fold interesting bits into ...
9847 (one_cprop_pass): ... this. Rewrite to be "the" CPROP pass, called
9848 from the pass_rtl_cprop execute function.
9849 (gate_handle_jump_bypass, rest_of_handle_jump_bypass,
9850 pass_jump_bypass): Remove.
9851 (gate_handle_gcse, rest_of_handle_gcse): Remove.
9852 (gate_rtl_cprop, execute_rtl_cprop, pass_rtl_cprop): New.
9853 (gate_rtl_pre, execute_rtl_pre, pass_rtl_pre): New.
9854 (gate_rtl_hoist, execute_rtl_hoist, pass_rtl_hoist): New.
9855 (gate_rtl_store_motion, execute_rtl_store_motion,
9856 pass_rtl_store_motion): New.
9857 * common.opt: Remove flag_cse_skip_blocks, adjust documentation to
9858 make it clear that -fcse-skip-blocks is a no-op for backward compat.
9859 * passes.c (init_optimization_passes): Remove pass_gcse and
9860 pass_jump_bypass. Schedule cprop, pre, hoist, cprop, store_motion,
9861 and cse_after_global_opts in place of pass_gcse. Schedule cprop
9862 instead of pass_jump_bypass.
9864 2009-04-27 Richard Guenther <rguenther@suse.de>
9867 * gimplify.c (gimplify_expr): If we are required to create
9868 a temporary make sure it ends up as register.
9870 2009-04-27 H.J. Lu <hongjiu.lu@intel.com>
9873 * config/i386/i386.c (construct_container): Don't call
9874 gen_reg_or_parallel with BLKmode on X86_64_SSE_CLASS,
9875 X86_64_SSESF_CLASS and X86_64_SSEDF_CLASS.
9877 2009-04-27 Michael Matz <matz@suse.de>
9879 * ssaexpand.h (struct ssaexpand): Member 'values' is a bitmap.
9880 (get_gimple_for_ssa_name): Adjust, lookup using SSA_NAME_DEF_STMT.
9881 * tree-ssa-live.h: (find_replaceable_exprs): Return a bitmap.
9882 (dump_replaceable_exprs): Take a bitmap.
9883 * cfgexpand.c (gimple_cond_pred_to_tree): Handle bitmap instead of
9885 (expand_gimple_basic_block): Likewise.
9886 * tree-ssa-ter.c (struct temp_expr_table_d): Make
9887 replaceable_expressions member a bitmap.
9888 (free_temp_expr_table): Pass back and deal with bitmap, not gimple*.
9889 (mark_replaceable): Likewise.
9890 (find_replaceable_in_bb, dump_replaceable_exprs): Likewise.
9891 * tree-outof-ssa.c (remove_ssa_form): 'values' is a bitmap.
9893 2009-04-27 Richard Guenther <rguenther@suse.de>
9895 * tree-cfg.c (remove_useless_stmts): Verify stmts afterwards.
9896 (verify_stmts): Dispatch to gimple/type verification code.
9897 * tree-inline.c (remap_gimple_op_r): Work around C++ FE
9898 issue with call argument types.
9900 2009-04-27 Michael Matz <matz@suse.de>
9902 * tree-into-ssa.c (regs_to_rename, mem_syms_to_rename): Remove.
9903 (init_update_ssa, delete_update_ssa, update_ssa): Remove references
9906 2009-04-27 Richard Sandiford <rdsandiford@googlemail.com>
9907 Eric Botcazou <ebotcazou@adacore.com>
9909 * resource.c (find_basic_block): Use BLOCK_FOR_INSN to look up
9910 a label's basic block.
9911 (mark_target_live_regs): Tidy and rework obsolete comments.
9912 Change back DF problem to LIVE. If a label starts a basic block,
9913 assume that all registers that used to be live then still are.
9914 (init_resource_info): If a label starts a basic block, set its
9915 BLOCK_FOR_INSN accordingly.
9916 (fini_resource_info): Undo the setting of BLOCK_FOR_INSN.
9918 2009-04-27 Richard Guenther <rguenther@suse.de>
9920 * tree-flow-inline.h (function_ann): Remove.
9921 (get_function_ann): Likewise.
9922 * tree-dfa.c (create_function_ann): Remove.
9923 * tree-flow.h (struct static_var_ann_d): Remove.
9924 (struct function_ann_d): Likewise.
9925 (union tree_ann_d): Remove fdecl member.
9926 (function_ann_t): Remove.
9927 (function_ann, get_function_ann, create_function_ann): Remove
9930 2009-04-27 Uros Bizjak <ubizjak@gmail.com>
9932 * config/alpha/alpha.c (code_for_builtin): Declare as enum insn_code.
9934 2009-04-27 Jan Hubicka <jh@suse.cz>
9936 * ipa-pure-const.c (struct funct_state_d): New fields
9937 state_previously_known, looping_previously_known; remove
9938 state_set_in_source.
9939 (analyze_function): Use new fields.
9940 (propagate): Avoid assumption that state_set_in_source imply
9943 * tree-ssa-loop-niter.c (finite_loop_p): New function.
9944 * tree-ssa-loop-ivcanon.c (empty_loop_p): Use it.
9945 * cfgloop.h (finite_loop_p): Declare.
9947 2009-04-26 Michael Matz <matz@suse.de>
9949 * tree-flow.h (tree_ann_common_d): Remove aux and value_handle members.
9951 2009-04-26 Michael Matz <matz@suse.de>
9953 * tree-pass.h (pass_del_ssa, pass_mark_used_blocks,
9954 pass_free_cfg_annotations, pass_free_datastructures): Remove decls.
9955 * gimple-low.c (mark_blocks_with_used_vars, mark_used_blocks,
9956 pass_mark_used_blocks): Remove.
9957 * tree-optimize.c (pass_free_datastructures,
9958 execute_free_cfg_annotations, pass_free_cfg_annotations): Remove.
9959 * passes.c (init_optimization_passes): Don't call
9960 pass_mark_used_blocks, remove dead code.
9962 2009-04-26 H.J. Lu <hongjiu.lu@intel.com>
9964 * tree-outof-ssa.c (rewrite_trees): Add ATTRIBUTE_UNUSED.
9965 * tree-ssa-live.h (register_ssa_partition): Likewise.
9967 2009-04-26 Michael Matz <matz@suse.de>
9970 * builtins.c (fold_builtin_next_arg): Handle SSA names.
9971 * tree-ssa-copyrename.c (rename_ssa_copies): Use ssa_name() directly.
9972 * tree-ssa-coalesce.c (create_outofssa_var_map): Mark only useful
9974 (compare_pairs): Swap cost comparison.
9975 (coalesce_ssa_name): Don't use change_partition_var.
9976 * tree-nrv.c (struct nrv_data): Add modified member.
9977 (finalize_nrv_r): Set it.
9978 (tree_nrv): Use it to update statements.
9979 (pass_nrv): Require PROP_ssa.
9980 * tree-mudflap.c (mf_decl_cache_locals,
9981 mf_build_check_statement_for): Use make_rename_temp.
9982 (pass_mudflap_2): Require PROP_ssa, run ssa update at finish.
9983 * alias.c (find_base_decl): Handle SSA names.
9984 * emit-rtl (set_reg_attrs_for_parm): Make non-static.
9985 (component_ref_for_mem_expr): Don't leak SSA names into RTL.
9986 * rtl.h (set_reg_attrs_for_parm): Declare.
9987 * tree-optimize.c (pass_cleanup_cfg_post_optimizing): Rename
9988 to "optimized", remove unused locals at finish.
9989 (execute_free_datastructures): Make global, call
9990 delete_tree_cfg_annotations.
9991 (execute_free_cfg_annotations): Don't call
9992 delete_tree_cfg_annotations.
9994 * ssaexpand.h: New file.
9995 * expr.c (toplevel): Include ssaexpand.h.
9996 (expand_assignment): Handle SSA names the same as register variables.
9997 (expand_expr_real_1): Expand SSA names.
9998 * cfgexpand.c (toplevel): Include ssaexpand.h.
9999 (SA): New global variable.
10000 (gimple_cond_pred_to_tree): Fold TERed comparisons into predicates.
10001 (SSAVAR): New macro.
10002 (set_rtl): New helper function.
10003 (add_stack_var): Deal with SSA names, use set_rtl.
10004 (expand_one_stack_var_at): Likewise.
10005 (expand_one_stack_var): Deal with SSA names.
10006 (stack_var_size_cmp): Use code (SSA_NAME / DECL) as tie breaker
10007 before unique numbers.
10008 (expand_stack_vars): Use set_rtl.
10009 (expand_one_var): Accept SSA names, add asserts for them, feed them
10010 to above subroutines.
10011 (expand_used_vars): Expand all partitions (without default defs),
10012 then only the local decls (ignoring those expanded already).
10013 (expand_gimple_cond): Remove edges when jumpif() expands an
10014 unconditional jump.
10015 (expand_gimple_basic_block): Don't clear EDGE_EXECUTABLE here,
10016 or remove abnormal edges. Ignore insns setting the LHS of a TERed
10018 (gimple_expand_cfg): Call into rewrite_out_of_ssa, initialize
10019 members of SA; deal with PARM_DECL partitions here; expand
10020 all PHI nodes, free tree datastructures and SA. Commit instructions
10021 on edges, clear EDGE_EXECUTABLE and remove abnormal edges here.
10022 (pass_expand): Require and destroy PROP_ssa, verify SSA form, flow
10023 info and statements at start, collect garbage at finish.
10024 * tree-ssa-live.h (struct _var_map): Remove partition_to_var member.
10025 (VAR_ANN_PARTITION) Remove.
10026 (change_partition_var): Don't declare.
10027 (partition_to_var): Always return SSA names.
10028 (var_to_partition): Only accept SSA names.
10029 (register_ssa_partition): Only check argument.
10030 * tree-ssa-live.c (init_var_map): Don't allocate partition_to_var
10032 (delete_var_map): Don't free it.
10033 (var_union): Only accept SSA names, simplify.
10034 (partition_view_init): Mark only useful SSA names as used.
10035 (partition_view_fini): Only deal with SSA names.
10036 (change_partition_var): Remove.
10037 (dump_var_map): Use ssa_name instead of partition_to_var member.
10038 * tree-ssa.c (delete_tree_ssa): Don't remove PHI nodes on RTL
10040 * tree-outof-ssa.c (toplevel): Include ssaexpand.h and expr.h.
10041 (struct _elim_graph): New member const_dests; nodes member vector of
10043 (set_location_for_edge): New static helper.
10044 (create_temp): Remove.
10045 (insert_partition_copy_on_edge, insert_part_to_rtx_on_edge,
10046 insert_value_copy_on_edge, insert_rtx_to_part_on_edge): New functions.
10047 (new_elim_graph): Allocate const_dests member.
10048 (clean_elim_graph): Truncate const_dests member.
10049 (delete_elim_graph): Free const_dests member.
10050 (elim_graph_size): Adapt to new type of nodes member.
10051 (elim_graph_add_node): Likewise.
10052 (eliminate_name): Likewise.
10053 (eliminate_build): Don't take basic block argument, deal only with
10054 partition numbers, not variables.
10055 (get_temp_reg): New static helper.
10056 (elim_create): Use it, deal with RTL temporaries instead of trees.
10057 (eliminate_phi): Adjust all calls to new signature.
10058 (assign_vars, replace_use_variable, replace_def_variable): Remove.
10059 (rewrite_trees): Only do checking.
10060 (edge_leader, stmt_list, leader_has_match, leader_match): Remove.
10061 (same_stmt_list_p, identical_copies_p, identical_stmt_lists_p,
10062 init_analyze_edges_for_bb, fini_analyze_edges_for_bb,
10063 contains_tree_r, MAX_STMTS_IN_LATCH,
10064 process_single_block_loop_latch, analyze_edges_for_bb,
10065 perform_edge_inserts): Remove.
10066 (expand_phi_nodes): New global function.
10067 (remove_ssa_form): Take ssaexpand parameter. Don't call removed
10068 functions, initialize new parameter, remember partitions having a
10070 (finish_out_of_ssa): New global function.
10071 (rewrite_out_of_ssa): Make global. Adjust call to remove_ssa_form,
10072 don't reset in_ssa_p here, don't disable TER when mudflap.
10073 (pass_del_ssa): Remove.
10074 * tree-flow.h (struct var_ann_d): Remove out_of_ssa_tag and
10076 (execute_free_datastructures): Declare.
10077 * Makefile.in (SSAEXPAND_H): New variable.
10078 (tree-outof-ssa.o, expr.o, cfgexpand.o): Depend on SSAEXPAND_H.
10079 * basic-block.h (commit_one_edge_insertion): Declare.
10080 * passes.c (init_optimization_passes): Move pass_nrv and
10081 pass_mudflap2 before pass_cleanup_cfg_post_optimizing, remove
10082 pass_del_ssa, pass_free_datastructures, pass_free_cfg_annotations.
10083 * cfgrtl.c (commit_one_edge_insertion): Make global, don't declare.
10084 (redirect_branch_edge): Deal with super block when expanding, split
10085 out jump patching itself into ...
10086 (patch_jump_insn): ... here, new static helper.
10088 2009-04-26 Michael Matz <matz@suse.de>
10090 * tree-ssa-copyrename.c (rename_ssa_copies): Don't iterate
10091 beyond num_ssa_names.
10092 * tree-ssa-ter.c (free_temp_expr_table): Likewise.
10093 * tree-ssa-coalesce.c (create_outofssa_var_map): Likewise.
10095 2009-04-26 Jakub Jelinek <jakub@redhat.com>
10097 PR inline-asm/39543
10098 * fwprop.c (forward_propagate_asm): New function.
10099 (forward_propagate_and_simplify): Propagate also into __asm, if it
10100 doesn't increase the number of referenced registers.
10103 * stmt.c (warn_if_unused_value): Look through NON_LVALUE_EXPR.
10105 2009-04-26 Jakub Jelinek <jakub@redhat.com>
10107 * tree-nested.c (get_nonlocal_vla_type): If not optimizing, call
10108 note_nonlocal_vla_type for nonlocal VLAs.
10109 (note_nonlocal_vla_type, note_nonlocal_block_vlas,
10110 contains_remapped_vars, remap_vla_decls): New functions.
10111 (convert_nonlocal_reference_stmt): If not optimizing, call
10112 note_nonlocal_block_vlas on GIMPLE_BIND block vars.
10113 (nesting_copy_decl): Return {VAR,PARM,RESULT}_DECL unmodified
10114 if it wasn't found in var_map.
10115 (finalize_nesting_tree_1): Call remap_vla_decls. If outermost
10116 GIMPLE_BIND doesn't have gimple_bind_block, chain debug_var_chain
10117 to BLOCK_VARS (DECL_INITIAL (root->context)) instead of calling
10119 * gimplify.c (nonlocal_vlas): New variable.
10120 (gimplify_var_or_parm_decl): Add debug VAR_DECLs for non-local
10122 (gimplify_body): Create and destroy nonlocal_vlas.
10124 * dwarf2out.c (loc_descr_plus_const): New function.
10125 (build_cfa_aligned_loc, tls_mem_loc_descriptor,
10126 mem_loc_descriptor, loc_descriptor_from_tree_1,
10127 descr_info_loc, gen_variable_die): Use it.
10129 * tree.h (DECL_BY_REFERENCE): Note that it is also valid for
10130 !TREE_STATIC VAR_DECLs.
10131 * dwarf2out.c (loc_by_reference, gen_decl_die): Handle
10132 DECL_BY_REFERENCE on !TREE_STATIC VAR_DECLs.
10133 (gen_variable_die): Likewise. Don't look at TREE_PRIVATE if
10134 DECL_BY_REFERENCE is valid.
10135 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Don't look at TREE_PRIVATE
10136 for PARM_DECLs, RESULT_DECLs or !TREE_STATIC VAR_DECLs.
10137 * tree-nested.c (get_nonlocal_debug_decl, get_local_debug_decl):
10138 Copy DECL_BY_REFERENCE.
10139 (struct nesting_copy_body_data): New type.
10140 (nesting_copy_decl): New function.
10141 (finalize_nesting_tree_1): Remap types of debug_var_chain variables,
10142 if they have variable length.
10144 2009-04-26 Michael Matz <matz@suse.de>
10146 * tree-sra.c (sra_build_assignment): Don't use into_ssa mode,
10147 mark new temporaries for renaming.
10149 2009-04-26 Joseph Myers <joseph@codesourcery.com>
10152 * c-decl.c (global_bindings_p): Return negative value.
10153 (c_variable_size): New. Based on variable_size from
10155 (grokdeclarator): Call c_variable_size not variable_size.
10157 2009-04-26 Uros Bizjak <ubizjak@gmail.com>
10159 * config/i386/i386.c (print_operand) ['z']: Fix typo.
10161 2009-04-26 Kai Tietz <kai.tietz@onevision.com>
10163 * config/i386/mingw-w64.h (STANDARD_INCLUDE_DIR):
10164 Redefine it to just use mingw/include.
10165 (ASM_SPEC): Rules for -m32 and -m64.
10166 (LINK_SPEC): Use Likewise.
10167 (SPEC_32): New define.
10168 (SPEC_64): Likewise.
10169 (SUB_LINK_SPEC): Likewise.
10170 (MULTILIB_DEFAULTS): New define.
10171 * config/i386/t-mingw-w64 (MULTILIB_OPTIONS):
10172 Add multilib options.
10173 (MULTILIB_DIRNAMES): Likewise.
10174 (MULTILIB_OSDIRNAMES): Likewise.
10175 (LIBGCC): Likewise.
10176 (INSTALL_LIBGCC): Likewise.
10178 2009-04-26 Joseph Myers <joseph@codesourcery.com>
10181 * c-tree.h (enum c_inline_static_type): New.
10182 (record_inline_static): Declare.
10183 * c-decl.c (struct c_inline_static, c_inline_statics,
10184 record_inline_static, check_inline_statics): New.
10185 (pop_file_scope): Call check_inline_statics.
10186 (start_decl): Call record_inline_static instead of pedwarning
10187 directly for static in inline function.
10188 * c-typeck.c (build_external_ref): Call record_inline_static
10189 instead of pedwarning directly for static referenced in inline
10192 2009-04-26 Steven Bosscher <steven@gcc.gnu.org>
10194 * df-scan.c (df_insn_rescan): Salvage insn's LUID if the insn is
10195 not new but only being rescanned.
10196 * gcse.c (uid_cuid, max_uid, INSN_CUID, max_cuid, struct reg_set,
10197 reg_set_table, REG_SET_TABLE_SLOP, reg_set_in_block,
10198 alloc_reg_set_mem, free_reg_set_mem, record_one_set,
10199 record_set_info, compute_set, grealloc): Remove.
10200 (recompute_all_luids): New function.
10201 (gcse_main): Don't compute sets, and don't do related memory
10202 allocations/free-ing. If something changed before the end of the
10203 pass, update LUIDs using recompute_all_luids.
10204 (alloc_gcse_mem): Don't compute LUIDs. Don't allocate reg_set memory.
10205 (free_gcse_mem): Don't free it either.
10206 (oprs_unchanged_p, load_killed_in_block, record_last_reg_set_info):
10207 Use the df insn LUIDs.
10208 (load_killed_in_block): Likewise.
10209 (compute_hash_table_work): Don't compute reg_set_in_block.
10210 (compute_transp): Use DF_REG_DEF_CHAINs.
10211 (local_cprop_pass): Don't use compute_sets and related functions.
10212 (one_cprop_pass, pre_gcse, one_pre_gcse_pass, one_code_hoisting_pass):
10213 Use get_max_uid() instead of max_cuid.
10214 (insert_insn_end_basic_block, pre_insert_copy_insn,
10215 update_ld_motion_stores): Don't try to
10216 keep reg_set tables up to date.
10217 (pre_insert_copies): Use df insn LUIDs.
10218 (sbitmap pre_redundant_insns): Replace with uses of INSN_DELETED_P.
10219 (reg_set_info): Don't use extra bitmap argument.
10220 (compute_store_table): Don't compute reg_set_in_block. Use DF scan
10221 information to compute regs_set_in_block.
10222 (free_store_memory, store_motion): Don't nullify reg_set_in_block.
10223 (bypass_jumps): Don't use compute_sets and friends.
10225 2009-04-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10228 * opts.c (undocumented_msg): Do not leave blank even with
10231 2009-04-25 Joseph Myers <joseph@codesourcery.com>
10233 * c-decl.c (build_enumerator): Allow values folding to integer
10234 constants but not integer constant expressions with a pedwarn if
10237 2009-04-25 Joseph Myers <joseph@codesourcery.com>
10240 * c-typeck.c (c_expr_sizeof_type): Create a C_MAYBE_CONST_EXPR
10241 with non-null C_MAYBE_CONST_EXPR_PRE if size of a variable-length
10242 type is an integer constant.
10244 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
10247 * config/i386/i386.c (print_operand) ['z']: Revert handling of
10250 2009-04-25 Joseph Myers <joseph@codesourcery.com>
10253 * c-decl.c (grokdeclarator): Diagnose declarations of functions
10254 with variably modified return type and no storage class
10255 specifiers, except for the case of nested functions. Distinguish
10256 extern declarations of functions with variably modified return
10257 types from those of objects with variably modified types.
10259 2009-04-25 Jan Hubicka <jh@suse.cz>
10261 * tree.c (list_equal_p): New function.
10262 * tree.h (list_equal_p): Declare.
10263 * coretypes.h (edge_def, edge, const_edge, basic_block_def
10264 basic_block_def, basic_block, const_basic_block): New.
10265 * tree-eh.c (make_eh_edge): EH edges are not abnormal.
10266 (redirect_eh_edge): New function.
10267 (make_eh_edge_update_phi): EH edges are not abnormal.
10268 * except.c: Include tree-flow.h.
10269 (list_match): New function.
10270 (eh_region_replaceable_by_p): New function.
10271 (replace_region): New function.
10272 (hash_type_list): New function.
10273 (hash_eh_region): New function.
10274 (eh_regions_equal_p): New function.
10275 (merge_peers): New function.
10276 (remove_unreachable_regions): Verify EH tree when checking;
10278 (copy_eh_region_1): New function.
10279 (copy_eh_region): New function.
10280 (push_reachable_handler): New function.
10281 (build_post_landing_pads, dw2_build_landing_pads): Be ready for
10282 regions without label but with live RESX.
10283 * except.h (redirect_eh_edge_to_label): New.
10284 * tree-flow.h (redirect_eh_edge): New.
10285 * coretypes.h (edge_def, edge, const_edge, basic_block_def
10286 basic_block_def, basic_block, const_basic_block): Remove.
10287 * Makefile.in (except.o): Add dependency on tree-flow.h
10288 * tree-cfg.c (gimple_redirect_edge_and_branch): Handle EH edges.
10289 * basic-block.h (edge, const_edge, basic_block, const_basic_block):
10292 2009-04-25 Eric Botcazou <ebotcazou@adacore.com>
10295 * config/sparc/sparc.c (sparc_gimplify_va_arg): Set TREE_ADDRESSABLE
10296 on the destination of memcpy.
10298 2009-04-25 Paolo Bonzini <bonzini@gnu.org>
10300 * doc/tm.texi (REGNO_OK_FOR_BASE_P, REGNO_MODE_OK_FOR_BASE_P,
10301 REGNO_MODE_OK_FOR_REG_BASE_P, REGNO_MODE_CODE_OK_FOR_BASE_P,
10302 REGNO_OK_FOR_INDEX_P): Mention strict/nonstrict difference.
10304 2009-04-25 Jan Hubicka <jh@suse.cz>
10306 * tree-eh.c (tree_remove_unreachable_handlers): Handle shared labels.
10307 (tree_empty_eh_handler_p): Allow non-EH predecestors; allow region
10308 to be reached by different label than left.
10309 (update_eh_edges): Update comment; remove edge_to_remove if possible
10310 and return true if suceeded.
10311 (cleanup_empty_eh): Accept sharing map; handle shared regions.
10312 (cleanup_eh): Compute sharing map.
10313 * except.c (remove_eh_handler_and_replace): Add argument if we should
10315 (remove_unreachable_regions): Update for label sharing.
10316 (label_to_region_map): Likewise.
10317 (get_next_region_sharing_label): New function.
10318 (remove_eh_handler_and_replace): Add update_catch_try parameter; update
10320 (remove_eh_handler): Update.
10321 (remove_eh_region_and_replace_by_outer_of): New function.
10322 * except.h (struct eh_region): Add next_region_sharing_label.
10323 (remove_eh_region_and_replace_by_outer_of,
10324 get_next_region_sharing_label): Declare.
10325 * tree-cfgcleanup.c (tree_forwarder_block_p): Simplify.
10327 2009-04-25 Jan Hubicka <jh@suse.cz>
10329 * tree-cfg.c (split_critical_edges): Split also edges where we can't
10330 insert code even if they are not critical.
10332 2009-04-25 Jan Hubicka <jh@suse.cz>
10334 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
10335 (gimple_can_remove_branch_p): EH edges won't remove branch by
10337 * tree-inline.c (update_ssa_across_abnormal_edges): Do handle
10338 updating of non-abnormal EH edges.
10339 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
10340 (gimple_can_remove_branch_p): EH edges are unremovable by redirection.
10341 (split_critical_edges): Split also edges where emitting code on them
10342 will lead to splitting later.
10344 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
10345 H.J. Lu <hongjiu.lu@intel.com>
10348 * configure.ac (HAVE_AS_IX86_FILDQ): On x86 targets check whether
10349 the configured assembler supports fildq and fistpq mnemonics.
10350 (HAVE_AS_IX86_FILDS): Rename from HAVE_GAS_FILDS_FISTS.
10351 * configure: Regenerated.
10352 * config.in: Ditto.
10354 * config/i386/i386.c (print_operand): Handle 'Z'.
10355 ['z']: Remove handling of special fild/fist suffixes.
10356 (output_fix_trunc): Use '%Z' to output suffix of fist{,p,tp} insn.
10357 * config/i386/i386.md (*floathi<mode>2_i387): Use '%Z' to output
10358 suffix of fild insn.
10359 (*floatsi<mode>2_vector_mixed): Ditto.
10360 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit): Ditto.
10361 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit): Ditto.
10362 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
10363 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387): Ditto.
10364 * config/i386/gas.h (GAS_MNEMONICS): Remove.
10366 2009-04-25 Ben Elliston <bje@au.ibm.com>
10368 * genrecog.c (validate_pattern): Do not warn for VOIDmode CALLs as
10369 the source of a set operation.
10371 2009-04-25 Anatoly Sokolov <aesok@post.ru>
10373 * target.h (struct gcc_target): Add case_values_threshold field.
10374 * target-def.h (TARGET_CASE_VALUES_THRESHOLD): New.
10375 (TARGET_INITIALIZER): Use TARGET_CASE_VALUES_THRESHOLD.
10376 * targhooks.c (default_case_values_threshold): New function.
10377 * targhooks.h (default_case_values_threshold): Declare function.
10378 * stmt.c (expand_case): Use case_values_threshold target hook.
10379 * expr.h (case_values_threshold): Remove declartation.
10380 * expr.c (case_values_threshold): Remove function.
10381 * doc/tm.texi (CASE_VALUES_THRESHOLD): Revise documentation.
10383 * config/avr/avr.h (CASE_VALUES_THRESHOLD): Remove macro.
10384 * config/avr/avr.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
10385 (avr_case_values_threshold): Declare as static.
10386 * config/avr/avr-protos.h (avr_case_values_threshold): Remove.
10388 * config/avr/mn10300.h (CASE_VALUES_THRESHOLD): Remove macro.
10389 * config/avr/mn10300.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
10390 (mn10300_case_values_threshold): New function.
10392 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
10394 * ira.c (setup_cover_and_important_classes): Add enum cast.
10396 2009-04-24 Vladimir Makarov <vmakarov@redhat.com>
10398 * genpreds.c (write_enum_constraint_num): Output definition of
10399 CONSTRAINT_NUM_DEFINED_P macro.
10400 * ira.c (setup_cover_and_important_classes): Use
10401 CONSTRAINT_NUM_DEFINED_P instead of CONSTRAINT__LIMIT in #ifdef.
10403 2009-04-24 DJ Delorie <dj@redhat.com>
10405 * config/sh/sh.h (LIBGCC2_DOUBLE_TYPE_SIZE): Test
10406 __SH2A_SINGLE_ONLY__ also.
10408 2009-04-24 Steve Ellcey <sje@cup.hp.com>
10410 * config/ia64/ia64.md (movfs_internal): Allow flt constants.
10411 (movdf_internal): Ditto.
10412 * config/ia64/ia64.c (ia64_legitimate_constant_p): Allow
10413 SFmode and DFmode constants.
10414 (ia64_print_operand): Add 'G' format for printing
10415 floating point constants.
10417 2009-04-24 Richard Guenther <rguenther@suse.de>
10419 * tree-vrp.c (extract_range_from_binary_expr): Handle overflow
10420 from unsigned additions.
10422 2009-04-24 Joseph Myers <joseph@codesourcery.com>
10424 * c-typeck.c (set_init_index): Allow array designators that are
10425 not integer constant expressions with a pedwarn if pedantic.
10427 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
10429 * simplify-rtx.c (simplify_binary_operation_1, case AND): Result is
10430 zero if no overlap in nonzero bits between the operands.
10432 2009-04-24 Ian Lance Taylor <iant@google.com>
10434 * combine.c (record_value_for_reg): Change 0 to VOIDmode, twice.
10435 (record_dead_and_set_regs): Likewise.
10436 * df.h (struct df_mw_hardreg): Change flags field to int.
10437 (struct df_base_ref): Likewise.
10438 (struct df): Change changeable_flags field to int.
10439 * df-scan.c (df_defs_record): Change clobber_flags to int.
10440 * dwarf2.h (enum dwarf_tag): Make lo_user and hi_user values enum
10441 constants rather than #define macros.
10442 (enum dwarf_attribute, enum dwarf_location_atom): Likewise.
10443 (enum dwarf_type, enum dwarf_endianity_encoding): Likewise.
10444 (enum dwarf_calling_convention): Likewise.
10445 (enum dwarf_line_number_x_ops): Likewise.
10446 (enum dwarf_call_frame_info): Likewise.
10447 (enum dwarf_source_language): Likewise.
10448 * dwarf2out.c (int_loc_descriptor): Add cast to enum type.
10449 (add_calling_convention_attribute): Likewise.
10450 * fold-const.c (fold_undefer_overflow_warnings): Add cast to enum type.
10451 (combine_comparisons): Change compcode to int. Add cast to enum type.
10452 * genrecog.c (maybe_both_true_2): Change c to int.
10453 (write_switch): Likewise. Add cast to enum type.
10454 * gimplify.c (gimplify_omp_for): Handle return values from
10455 gimplify_expr using MIN rather than bitwise or.
10456 (gimplify_expr): Add cast to enum type.
10457 * ipa-prop.c (update_jump_functions_after_inlining): Change
10458 IPA_BOTTOM to IPA_JF_UNKNOWN.
10459 * ira.c (setup_class_subset_and_memory_move_costs): Change mode to int.
10460 Add casts to enum type.
10461 (setup_cover_and_important_classes): Change cl to int. Add casts
10463 (setup_class_translate): Change cl and mode to int.
10464 (ira_init_once): Change mode to int.
10465 (free_register_move_costs): Likewise.
10466 (setup_prohibited_mode_move_regs): Add casts to enum type.
10467 * langhooks.c (add_builtin_function_common): Rework assertion that
10468 value fits bitfield.
10469 * mcf.c (add_fixup_edge): Change type parameter to edge_type.
10470 * omega.c (omega_do_elimination): Avoid math on enum types.
10471 * optabs.c (expand_vec_shift_expr): Remove casts to int.
10472 * opts.c (set_debug_level): Change 2 to enum constant. Use new
10473 int local to handle integral_argment value.
10474 * regmove.c (try_auto_increment): Change PUT_MODE to
10476 * reload.c (push_secondary_reload): Add casts to enum type.
10477 (secondary_reload_class, find_valid_class): Likewise.
10478 * reload1.c (emit_input_reload_insns): Likewise.
10479 * rtl.h (NOTE_VAR_LOCATION_STATUS): Likewise.
10480 * sel-sched.c (init_hard_regs_data): Change cur_mode to int.
10481 * sel-sched-ir.c (hash_with_unspec_callback): Change 0 to enum
10483 * tree.c (build_common_builtin_nodes): Add casts to enum type.
10484 * tree-complex.c (complex_lattice_t): Typedef to int rather than
10486 (expand_complex_libcall): Add casts to enum type.
10487 * tree-into-ssa.c (get_ssa_name_ann): Change 0 to enum constant.
10488 * tree-vect-loop.c (vect_model_reduction_cost): Compare reduc_code
10489 with ERROR_MARK, not NUM_TREE_CODES.
10490 (vect_create_epilog_for_reduction): Likewise.
10491 (vectorizable_reduction): Don't initialize epiloc_reduc_code.
10492 When not using it, set it to ERROR_MARK rather than NUM_TREE_CODES.
10493 * tree-vect-patterns.c (vect_pattern_recog_1): Change vec_mode to
10495 * tree-vect-stmts.c (new_stmt_vec_info): Change 0 to
10496 vect_unused_in_loop. Change 0 to loop_vect.
10497 * tree-vectorizer.c (vect_set_verbosity_level): Add casts to enum type.
10498 * var-tracking.c (get_init_value): Change return type to enum
10500 * vec.h (DEF_VEC_FUNC_P) [iterate]: Cast 0 to type T.
10501 * config/arm/arm.c (fp_model_for_fpu): Change to array to enum
10503 (arm_override_options): Add casts to enum type.
10504 (arm_emit_tls_decoration): Likewise.
10505 * config/i386/i386.c (ix86_function_specific_restore): Add casts
10507 * config/i386/i386-c.c (ix86_pragma_target_parse): Likewise.
10508 * config/ia64/ia64.c (ia64_expand_compare): Change magic to int.
10509 * config/rs6000/rs6000.c (rs6000_override_options): Add casts to
10511 * config/s390/s390.c (code_for_builtin_64): Change to array of
10513 (code_for_builtin_31): Likewise.
10514 (s390_expand_builtin): Change code_for_builtin to enum insn_code
10516 * config/sparc/sparc.c (sparc_override_options): Change value
10517 field in struct code_model to enum cmodel. In initializer change
10518 0 to NULL and add cast to enum type.
10520 * c-typeck.c (build_modify_expr): Add lhs_origtype parameter.
10521 Change all callers. Issue a -Wc++-compat warning using
10522 lhs_origtype if necessary.
10523 (convert_for_assignment): Issue -Wc++-compat warnings about
10524 invalid conversions to enum type on assignment.
10525 * c-common.h (build_modify_expr): Update declaration.
10527 2009-04-24 Nick Clifton <nickc@redhat.com>
10529 * config/iq2000/iq2000.c (function_arg): Handle TImode values.
10530 (function_arg_advance): Likewise.
10531 * config/iq2000/iq2000.md (movsi_internal2): Fix the length of the
10534 2009-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
10536 * config/s390/constraints.md ('I', 'J'): Fix condition.
10538 2009-04-24 Diego Novillo <dnovillo@google.com>
10540 * gengtype-parse.c (parse_error): Add newline after message.
10542 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
10544 * config/i386/sse.md (avxmodesuffixs): Removed.
10545 (*avx_pinsr<avxmodesuffixs>): Renamed to ...
10546 (*avx_pinsr<ssevecsize>): This.
10548 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
10550 * loop-iv.c (replace_single_def_regs): Look for REG_EQUAL notes;
10551 follow chains of regs with a single definition, and allow expressions
10552 that are function_invariant_p.
10553 (simple_rhs_p): Allow expressions that are function_invariant_p.
10555 2009-04-24 Paolo Bonzini <bonzini@gnu.org>
10557 PR middle-end/39867
10558 * fold-const.c (fold_cond_expr_with_comparison): When folding
10559 > and >= to MAX, make sure the MAX uses the same type as the
10560 comparison's operands.
10562 2009-04-24 Nick Clifton <nickc@redhat.com>
10564 * config/frv/frv.c (frv_frame_access): Do not use reg+reg
10565 addressing for DImode accesses.
10566 (frv_print_operand_address): Handle PLUS case.
10567 * config/frv/frv.h (FIXED_REGISTERS): Mark link register as fixed.
10569 2009-04-24 Jakub Jelinek <jakub@redhat.com>
10571 PR rtl-optimization/39794
10572 * alias.c (canon_true_dependence): Add x_addr argument.
10573 * rtl.h (canon_true_dependence): Adjust prototype.
10574 * cse.c (check_dependence): Adjust canon_true_dependence callers.
10575 * cselib.c (cselib_invalidate_mem): Likewise.
10576 * gcse.c (compute_transp): Likewise.
10577 * dse.c (scan_reads_nospill): Likewise.
10578 (record_store, check_mem_read_rtx): Likewise. For non-const-or-frame
10579 addresses pass base->val_rtx as mem_addr, for const-or-frame addresses
10580 canon_base_addr of the group, plus optional offset.
10581 (struct group_info): Rename canon_base_mem to
10583 (get_group_info): Set canon_base_addr to canon_rtx of base, not
10584 canon_rtx of base_mem.
10586 2009-04-23 Paolo Bonzini <bonzini@gnu.org>
10588 * config/sh/sh.c (sh_expand_prologue, sh_expand_epilogue):
10589 Use memory_address_p instead of GO_IF_LEGITIMATE_ADDRESS.
10591 2009-04-23 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
10593 * config/spu/spu-builtins.h: Delete file.
10595 * config/spu/spu.h (enum spu_builtin_type): Move here from
10597 (struct spu_builtin_description): Likewise. Add GTY marker.
10598 Do not use enum spu_function_code or enum insn_code.
10599 (spu_builtins): Add extern declaration.
10601 * config/spu/spu.c: Do not include "spu-builtins.h".
10602 (enum spu_function_code, enum spu_builtin_type_index,
10603 V16QI_type_node, V8HI_type_node, V4SI_type_node, V2DI_type_node,
10604 V4SF_type_node, V2DF_type_node, unsigned_V16QI_type_node,
10605 unsigned_V8HI_type_node, unsigned_V4SI_type_node,
10606 unsigned_V2DI_type_node): Move here from spu-builtins.h.
10607 (spu_builtin_types): Make static. Add GTY marker.
10608 (spu_builtins): Add extern declaration with GTY marker.
10609 Include "gt-spu.h".
10611 * config/spu/spu-c.c: Do not include "spu-builtins.h".
10612 (spu_resolve_overloaded_builtin): Do not use spu_function_code.
10613 Check programmatically whether all parameters are scalar.
10615 * config/spu/t-spu-elf (spu.o, spu-c.o): Update dependencies.
10617 2009-04-23 Eric Botcazou <ebotcazou@adacore.com>
10619 * gimplify.c (gimplify_modify_expr_rhs) <VAR_DECL>: Do not do a direct
10620 assignment from the constructor either if the target is volatile.
10622 2009-04-23 Daniel Jacobowitz <dan@codesourcery.com>
10624 * config/arm/arm.md (insv): Do not share operands[0].
10626 2009-04-23 Nathan Sidwell <nathan@codesourcery.com>
10628 * config/vxlib-tls.c (active_tls_threads): Delete.
10629 (delete_hook_installed): New.
10630 (tls_delete_hook): Don't delete the delete hook.
10631 (tls_destructor): Delete it here.
10632 (__gthread_set_specific): Adjust installing the delete hook.
10633 (tls_delete_hook): Use __gthread_enter_tsd_dtor_context and
10634 __gthread_leave_tsd_dtor_context.
10636 2009-04-23 Rafael Avila de Espindola <espindola@google.com>
10638 * c-format.c (gcc_tdiag_char_table): Add support for %E.
10640 2009-04-23 Uros Bizjak <ubizjak@gmail.com>
10642 * config/alpha/alpha.c (alpha_legitimize_reload_address): Add cast to
10644 (alpha_rtx_costs): Ditto.
10645 (emit_unlikely_jump): Use add_reg_note.
10646 (emit_frame_store_1): Ditto.
10647 (alpha_expand_prologue): Ditto.
10648 (alpha_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
10649 * config/alpha/alpha.c (Unicos/Mk address splitter): Use add_reg_note.
10651 2009-04-23 Nick Clifton <nickc@redhat.com>
10653 * config/v850/v850.md (epilogue): Remove suppressed code.
10654 (return): Rename to return_simple and remove test of frame size.
10655 * config/v850/v850.c (expand_epilogue): Rename call to gen_return
10656 to gen_return_simple.
10658 2009-04-22 Jing Yu <jingyu@google.com>
10661 * config/arm/arm.h: Define HANDLE_PRAGMA_PACK_PUSH_POP.
10663 2009-04-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
10666 * c-typeck.c (process_init_element): Treat VECTOR_TYPE like ARRAY_TYPE
10667 and RECORD_TYPE/UNION_TYPE. When outputing the actual element and the
10668 value is a VECTOR_CST, the element type is the element type of the
10671 2009-04-22 DJ Delorie <dj@redhat.com>
10673 * config/m32c/m32c.h: Update GTY annotations to new syntax.
10675 2009-04-22 Jakub Jelinek <jakub@redhat.com>
10677 * alias.c (find_base_term): Move around LO_SUM case, so that
10678 CONST falls through into PLUS/MINUS handling.
10681 * fold-const.c (fold_binary) <case LSHIFT_EXPR>: When optimizing
10682 into 0, use omit_one_operand.
10684 2009-04-23 Ben Elliston <bje@au.ibm.com>
10686 * config/rs6000/linux-unwind.h (get_regs): Remove type
10687 puns. Change the type of `pc' to an array of unsigned ints and
10688 update all users. Constify frame24.
10690 2009-04-22 DJ Delorie <dj@redhat.com>
10692 * config/m32c/m32c.c (m32c_special_page_vector_p): Move
10693 declarations before code.
10694 (current_function_special_page_vector): Likewise.
10695 (m32c_expand_insv): Silence a warning.
10697 2009-04-21 Taras Glek <tglek@mozilla.com>
10699 * alias.c: Update GTY annotations to new syntax.
10700 * basic-block.h: Likewise.
10701 * bitmap.h: Likewise.
10702 * c-common.h: Likewise.
10703 * c-decl.c: Likewise.
10704 * c-parser.c: Likewise.
10705 * c-pragma.c: Likewise.
10706 * c-tree.h: Likewise.
10707 * cfgloop.h: Likewise.
10708 * cgraph.h: Likewise.
10709 * config/alpha/alpha.c: Likewise.
10710 * config/arm/arm.h: Likewise.
10711 * config/avr/avr.h: Likewise.
10712 * config/bfin/bfin.c: Likewise.
10713 * config/cris/cris.c: Likewise.
10714 * config/darwin.c: Likewise.
10715 * config/frv/frv.c: Likewise.
10716 * config/i386/i386.c: Likewise.
10717 * config/i386/i386.h: Likewise.
10718 * config/i386/winnt.c: Likewise.
10719 * config/ia64/ia64.h: Likewise.
10720 * config/iq2000/iq2000.c: Likewise.
10721 * config/mips/mips.c: Likewise.
10722 * config/mmix/mmix.h: Likewise.
10723 * config/pa/pa.c: Likewise.
10724 * config/pa/pa.h: Likewise.
10725 * config/rs6000/rs6000.c: Likewise.
10726 * config/s390/s390.c: Likewise.
10727 * config/sparc/sparc.c: Likewise.
10728 * config/xtensa/xtensa.c: Likewise.
10729 * cselib.h: Likewise.
10730 * dbxout.c: Likewise.
10731 * dwarf2out.c: Likewise.
10732 * except.c: Likewise.
10733 * except.h: Likewise.
10734 * fixed-value.h: Likewise.
10735 * function.c: Likewise.
10736 * function.h: Likewise.
10737 * gimple.h: Likewise.
10738 * integrate.c: Likewise.
10739 * optabs.c: Likewise.
10740 * output.h: Likewise.
10741 * real.h: Likewise.
10743 * stringpool.c: Likewise.
10744 * tree-data-ref.c: Likewise.
10745 * tree-flow.h: Likewise.
10746 * tree-scalar-evolution.c: Likewise.
10747 * tree-ssa-address.c: Likewise.
10748 * tree-ssa-alias.h: Likewise.
10749 * tree-ssa-operands.h: Likewise.
10750 * tree.c: Likewise.
10751 * tree.h: Likewise.
10752 * varasm.c: Likewise.
10753 * varray.h: Likewise.
10755 * coretypes.h: Do not define GTY macro if it is already defined.
10756 * doc/gty.texi: Update GTY documentation to new syntax.
10757 * gengtype-lex.l: Enforce attribute-like syntax for GTY
10758 annotations on structs.
10759 * gengtype-parse.c: Likewise.
10761 2009-04-22 Mark Heffernan <meheff@google.com>
10763 * gcc.c (LINK_COMMAND_SPEC): Link with gcov with -fprofile-generate=.
10765 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
10767 * config/arm/arm.c (arm_rtx_costs_1): Use power_of_two_operand
10770 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
10772 * config/arm/arm.c (arm_size_rtx_costs): Treat a PLUS with a shift
10773 the same as a PLUS without a shift. Increase the cost of a
10776 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10778 * Makefile.in: Update dependencies.
10779 * errors.c (warning): Remove unused parameter 'opt'. Returns 'void'.
10780 * errors.h: Remove bogus comment about compatibility.
10781 (warning): Update declaration.
10782 * genautomata.c: Update all calls to warning.
10783 * gimple.c: Do not include errors.h. Include toplev.h.
10784 * tree-ssa-structalias.c: Do not include errors.h.
10785 * omega.c: Likewise.
10786 * tree-ssa-reassoc.c: Likewise.
10787 * config/spu/spu-c.c: Likewise.
10788 * config/spu/t-spu-elf: Update dependencies.
10790 2009-04-22 Richard Guenther <rguenther@suse.de>
10792 PR tree-optimization/39824
10793 * tree-ssa-ccp.c (fold_const_aggregate_ref): For INDIRECT_REFs
10794 make sure the types are compatible.
10796 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10799 * c-common.c (c_parse_error): Take a token_flags parameter.
10800 Use token_type for the token type instead.
10801 Pass token_flags to cpp_type2name.
10802 * c-common.h (c_parse_error): Update declaration.
10803 * c-parser.c (c_parser_error): Pass 0 as token flags.
10805 2009-04-22 Andrey Belevantsev <abel@ispras.ru>
10807 PR rtl-optimization/39580
10808 * sel-sched-ir.c (insert_in_history_vect): Remove incorrect gcc_assert.
10810 2009-04-22 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
10812 * function.c (expand_function_end): Do not emit a jump to the "naked"
10813 return label for fall-through returns.
10814 * except.c (sjlj_emit_function_exit): Always place the call to the
10815 unregister function at the location installed by expand_function_end.
10817 2009-04-22 Richard Guenther <rguenther@suse.de>
10819 PR tree-optimization/39845
10820 * tree-switch-conversion.c (build_arrays): Add new referenced vars.
10821 (gen_inbound_check): Likewise.
10823 2009-04-22 Nathan Sidwell <nathan@codesourcery.com>
10825 * gthr-vxworks.h (struct __gthread_once_t): Add alignment and
10827 (__GTHREAD_ONCE_INIT): Adjust ppc initializer.
10828 * config/vxlib.c (__gthread_once): Add race guard for PPC.
10830 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
10832 * config/sh/sh.c (shift_insns_rtx, shiftcosts, gen_shifty_op,
10833 sh_dynamicalize_shift_p, shl_and_scr_length): Truncate
10834 shift counts to avoid out-of-bounds array accesses.
10836 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
10838 * config/sparc/sparc.h (POINTER_SIZE): Fix comment.
10839 (Pmode): Move above.
10841 2009-04-22 Uros Bizjak <ubizjak@gmail.com>
10843 * config/alpha/alpha.c: Use REG_P, MEM_P, CONST_INT_P, JUMP_P,
10844 NONJUMP_INSN_P, CALL_P, LABEL_P and NOTE_P predicates instead of
10845 GET_CODE macro. Use IN_RANGE macro where appropriate.
10846 * config/alpha/alpha.h: Ditto.
10847 * config/alpha/alpha.md: Ditto.
10848 * config/alpha/constraints.md: Ditto.
10849 * config/alpha/predicates.md: Ditto.
10851 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
10853 * defaults.h (GO_IF_MODE_DEPENDENT_ADDRESS): Provide empty default.
10854 * config/frv/frv.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
10855 * config/s390/s390.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
10856 * config/m32c/m32c.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
10857 * config/spu/spu.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
10858 * config/i386/i386.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
10859 * config/sh/sh.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
10860 * config/pdp11/pdp11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
10861 * config/avr/avr.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
10862 * config/crx/crx.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
10863 * config/fr30/fr30.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
10864 * config/m68hc11/m68hc11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
10865 * config/cris/cris.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
10866 * config/iq2000/iq2000.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
10867 * config/mn10300/mn10300.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
10868 * config/ia64/ia64.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
10869 * config/m68k/m68k.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
10870 * config/picochip/picochip.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
10871 * config/arc/arc.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
10872 * config/mcore/mcore.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
10873 * config/score/score.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
10874 * config/arm/arm.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
10875 * config/pa/pa.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
10876 * config/mips/mips.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
10877 * config/v850/v850.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
10878 * config/mmix/mmix.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
10879 * config/bfin/bfin.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
10881 2009-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
10883 * cfghooks.c (tidy_fallthru_edges): Remove find_basic_blocks
10884 references from comments.
10885 * cfgbuild.c: (count_basic_blocks): Delete.
10886 (find_basic_blocks_1): Delete.
10887 (find_basic_blocks): Delete.
10888 * except.c (finish_eh_generation): Make static. Move comment from
10889 except.h here. Remove find_basic_blocks references from comments.
10890 * except.h (finish_eh_generation): Delete.
10891 * basic-block.h (find_basic_blocks): Delete.
10892 * config/sh/sh.c (sh_output_mi_thunk): Delete a "#if 0" block.
10894 2009-04-22 Dave Korn <dave.korn.cygwin@gmail.com>
10896 * sdbout.c (sdbout_symbol): Pass VOIDmode to eliminate_regs.
10897 (sdbout_parms): Likewise.
10899 2009-04-21 Kaz Kojima <kkojima@gcc.gnu.org>
10901 * config/sh/sh.c (prepare_cbranch_operands): Use
10902 LAST_AND_UNUSED_RTX_CODE instead of CODE_FOR_nothing.
10903 (expand_cbranchdi4): Likewise.
10904 (from_compare): Add cast to enum type.
10905 (expand_cbranchsi4): Use add_reg_note.
10906 (output_stack_adjust, push, pop, sh_expand_prologue): Likewise.
10907 (sh_insn_length_adjustment): Use sh_cpu_attr instead of sh_cpu.
10908 (sh_initialize_trampoline): Change 0 to LCT_NORMAL in function call.
10909 (sh_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
10910 * config/sh/sh.md (cbranchsi4): Use LAST_AND_UNUSED_RTX_CODE
10911 instead of CODE_FOR_nothing.
10912 (cbranchdi4): Likewise. Fix the order of arguments for
10914 (push_fpscr): Use add_reg_note.
10915 (pop_fpscr, movdf_i4+1, reload_outdf__RnFRm+3, reload_outdf__RnFRm+4,
10916 reload_outdf__RnFRm+5, fpu_switch+1, fpu_switch+2): Likewise.
10918 2009-04-21 Joseph Myers <joseph@codesourcery.com>
10920 * ABOUT-GCC-NLS, ChangeLog, ChangeLog-1997, ChangeLog-1998,
10921 ChangeLog-1999, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
10922 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
10923 ChangeLog-2007, ChangeLog-2008, ChangeLog.dataflow, ChangeLog.lib,
10924 ChangeLog.ptr, ChangeLog.tree-ssa, ChangeLog.tuples, FSFChangeLog,
10925 FSFChangeLog.10, FSFChangeLog.11, LANGUAGES, ONEWS, acinclude.m4,
10926 config/alpha/gnu.h, config/alpha/libgcc-alpha-ldbl.ver,
10927 config/alpha/t-osf4, config/alpha/t-vms, config/alpha/va_list.h,
10928 config/alpha/x-vms, config/arc/t-arc,
10929 config/arm/README-interworking, config/arm/arm-c.c,
10930 config/arm/gentune.sh, config/arm/libgcc-bpabi.ver,
10931 config/arm/t-arm, config/arm/t-arm-elf, config/arm/t-arm-softfp,
10932 config/arm/t-bpabi, config/arm/t-linux, config/arm/t-linux-eabi,
10933 config/arm/t-netbsd, config/arm/t-pe, config/arm/t-strongarm-elf,
10934 config/arm/t-symbian, config/arm/t-vxworks, config/arm/t-wince-pe,
10935 config/avr/t-avr, config/bfin/elf.h, config/bfin/libgcc-bfin.ver,
10936 config/bfin/linux.h, config/bfin/t-bfin, config/bfin/t-bfin-elf,
10937 config/bfin/t-bfin-linux, config/bfin/t-bfin-uclinux,
10938 config/bfin/uclinux.h, config/cris/mulsi3.asm, config/cris/t-cris,
10939 config/cris/t-elfmulti, config/crx/t-crx,
10940 config/darwin-ppc-ldouble-patch.def, config/darwin-sections.def,
10941 config/divmod.c, config/fr30/t-fr30, config/frv/libgcc-frv.ver,
10942 config/frv/t-frv, config/frv/t-linux, config/h8300/genmova.sh,
10943 config/h8300/t-h8300, config/i386/athlon.md,
10944 config/i386/darwin-libgcc.10.4.ver,
10945 config/i386/darwin-libgcc.10.5.ver, config/i386/libgcc-glibc.ver,
10946 config/i386/mach.h, config/i386/netbsd.h, config/i386/t-crtpc,
10947 config/i386/t-cygming, config/i386/t-cygwin, config/i386/t-i386,
10948 config/i386/t-linux64, config/i386/t-nwld,
10949 config/i386/t-rtems-i386, config/i386/t-sol2-10,
10950 config/i386/x-mingw32, config/ia64/div.md, config/ia64/elf.h,
10951 config/ia64/ia64.opt, config/ia64/libgcc-glibc.ver,
10952 config/ia64/libgcc-ia64.ver, config/ia64/linux.h,
10953 config/ia64/sysv4.h, config/ia64/t-hpux, config/ia64/t-ia64,
10954 config/iq2000/abi, config/iq2000/lib2extra-funcs.c,
10955 config/iq2000/t-iq2000, config/libgcc-glibc.ver,
10956 config/m32r/libgcc-glibc.ver, config/m32r/t-linux,
10957 config/m32r/t-m32r, config/m68hc11/t-m68hc11,
10958 config/m68k/t-floatlib, config/m68k/t-linux, config/m68k/t-mlibs,
10959 config/m68k/t-uclinux, config/mcore/t-mcore,
10960 config/mcore/t-mcore-pe, config/mips/20kc.md, config/mips/4130.md,
10961 config/mips/5400.md, config/mips/5500.md, config/mips/crti.asm,
10962 config/mips/crtn.asm, config/mips/irix-crti.asm,
10963 config/mips/irix-crtn.asm, config/mips/libgcc-mips16.ver,
10964 config/mips/mips-dsp.md, config/mips/mips-dspr2.md,
10965 config/mips/mips-fixed.md, config/mips/sb1.md,
10966 config/mips/sr71k.md, config/mips/t-elf, config/mips/t-gofast,
10967 config/mips/t-iris6, config/mips/t-isa3264,
10968 config/mips/t-libgcc-mips16, config/mips/t-linux64,
10969 config/mips/t-mips, config/mips/t-r3900, config/mips/t-rtems,
10970 config/mips/t-sb1, config/mips/t-sde, config/mips/t-sdemtk,
10971 config/mips/t-slibgcc-irix, config/mips/t-sr71k, config/mips/t-st,
10972 config/mips/t-vr, config/mips/t-vxworks, config/mmix/t-mmix,
10973 config/mn10300/t-linux, config/mn10300/t-mn10300,
10974 config/pa/pa32-regs.h, config/pa/t-hpux-shlib, config/pa/t-linux,
10975 config/pa/t-linux64, config/pa/t-pa64, config/pdp11/t-pdp11,
10976 config/picochip/libgccExtras/clzsi2.asm,
10977 config/picochip/t-picochip, config/rs6000/darwin-ldouble-format,
10978 config/rs6000/darwin-libgcc.10.4.ver,
10979 config/rs6000/darwin-libgcc.10.5.ver,
10980 config/rs6000/libgcc-ppc-glibc.ver, config/rs6000/ppc-asm.h,
10981 config/rs6000/t-aix43, config/rs6000/t-aix52,
10982 config/rs6000/t-darwin, config/rs6000/t-fprules,
10983 config/rs6000/t-fprules-fpbit, config/rs6000/t-linux64,
10984 config/rs6000/t-lynx, config/rs6000/t-netbsd,
10985 config/rs6000/t-ppccomm, config/rs6000/t-ppcendian,
10986 config/rs6000/t-ppcgas, config/rs6000/t-rs6000,
10987 config/rs6000/t-rtems, config/rs6000/t-spe,
10988 config/rs6000/t-vxworks, config/s390/libgcc-glibc.ver,
10989 config/score/t-score-elf, config/sh/divcost-analysis,
10990 config/sh/libgcc-glibc.ver, config/sh/t-netbsd, config/sh/t-sh,
10991 config/sh/t-sh64, config/sh/t-superh, config/sh/t-symbian,
10992 config/sparc/libgcc-sparc-glibc.ver, config/sparc/sol2-bi.h,
10993 config/sparc/sol2-gas.h, config/sparc/sol2-gld-bi.h,
10994 config/sparc/t-elf, config/sparc/t-linux64, config/sparc/t-sol2,
10995 config/stormy16/stormy-abi, config/stormy16/t-stormy16,
10996 config/t-darwin, config/t-libunwind, config/t-libunwind-elf,
10997 config/t-linux, config/t-lynx, config/t-slibgcc-elf-ver,
10998 config/t-slibgcc-sld, config/t-sol2, config/t-vxworks,
10999 config/udivmod.c, config/udivmodsi4.c, config/v850/t-v850,
11000 config/v850/t-v850e, config/xtensa/t-xtensa, diagnostic.def,
11001 gdbinit.in, glimits.h, gstab.h, gsyms.h, java/ChangeLog,
11002 java/ChangeLog.ptr, java/ChangeLog.tree-ssa, libgcc-std.ver,
11003 limitx.h, version.c, xcoff.h: Add copyright and license notices.
11004 * config/h8300/genmova.sh: Include copyright and license notices
11005 in generated output.
11006 * config/h8300/mova.md: Regenerate.
11007 * doc/install.texi2html: Include word "Copyright" in copyright
11008 notice and use name "Free Software Foundation, Inc.".
11009 * ChangeLog, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
11010 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
11011 ChangeLog-2007, ChangeLog-2008: Correct dates.
11013 2009-04-21 Eric Botcazou <ebotcazou@adacore.com>
11015 * c-common.c (c_common_truthvalue_conversion): Use LOCATION to build
11016 NE_EXPR operations as well.
11017 * c-parser.c (c_parser_condition): Do not set location information on
11019 (c_parser_conditional_expression): Likewise.
11020 (c_parser_binary_expression): Set location information on operators.
11021 * c-typeck.c (build_unary_op) <TRUTH_NOT_EXPR>: Reset the location if
11022 TRUTH_NOT_EXPR has been folded.
11023 * fold-const.c (fold_truth_not_expr): Copy location information from
11024 the incoming expression to the outgoing one.
11025 * gimplify.c (shortcut_cond_r): Add locus parameter. Pass it to
11026 recursive calls on the LHS of the operator but pass that of the
11027 operator to recursive calls on the RHS of the operator. Set it
11029 (shortcut_cond_expr): Set the locus of the operator on the second
11030 COND_EXPR and that of the expression on the first in degenerate cases.
11031 Pass the locus of the expression to calls to shortcut_cond_r.
11032 Set the locus of the 'then' block on the associated jump, if any.
11033 (gimplify_boolean_expr): Add locus parameter. Set it on the COND_EXPR.
11034 (gimplify_expr) <TRUTH_ANDIF_EXPR>: Pass the locus of the outer
11035 expression to call to gimplify_boolean_expr.
11037 2009-04-21 Kai Tietz <kai.tietz@onevision.com>
11039 * config.gcc: Add additional configuration for
11040 i686-w64-mingw* and x86_64-w64-mingw* triplet.
11041 * config/i386/mingw-w64.h: New mingw-w64 specific header.
11042 (CPP_SPEC): Redefine for allowing -municode option.
11043 (STARTFILE_SPEC): Likewise.
11044 * config/i386/t-mingw-w64: New.
11045 * config/i386/mingw-w64.opt: New.
11046 (municode): Add new target option.
11047 * doc/invoke.texi (municode): Add documentation for new option.
11049 2009-04-21 Ian Lance Taylor <iant@google.com>
11051 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
11052 Correct test for number of arguments.
11053 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Likewise.
11055 2009-04-21 Andreas Schwab <schwab@linux-m68k.org>
11057 * config/m68k/linux.h (FINALIZE_TRAMPOLINE): Use enum for second
11058 argument of emit_library_call.
11060 2009-04-21 Richard Guenther <rguenther@suse.de>
11062 PR middle-end/39829
11063 * gimple.c (walk_stmt_load_store_addr_ops): Catch addresses
11064 inside VIEW_CONVERT_EXPRs.
11066 2009-04-21 Martin Jambor <mjambor@suse.cz>
11068 * tree-switch-conversion.c (build_constructors): Split a long line.
11069 (constructor_contains_same_values_p): New function.
11070 (build_one_array): Create assigns of constants if possible, do not
11071 call mark_sym_for_renaming, call update_stmt.
11072 (build_arrays): Call make_ssa_name (create_tmp_var ()) instead of
11073 make_rename_temp. Do not call mark_symbols_for_renaming, call
11075 (gen_def_assigns): Do not call mark_symbols_for_renaming or
11076 find_new_referenced_vars, call update_stmt.
11077 (gen_inbound_check): Use create_tmp_var and create ssa names manually
11078 instead of calling make_rename_temp. Do not call
11079 find_new_referenced_vars or mark_symbols_for_renaming, call
11082 2009-04-21 Richard Guenther <rguenther@suse.de>
11084 PR tree-optimization/39827
11085 * tree-ssa-phiprop.c (propagate_with_phi): Check SSA_NAME is in range.
11086 (tree_ssa_phiprop): Pass the correct array size.
11088 2009-04-21 Uros Bizjak <ubizjak@gmail.com>
11090 * config/alpha/alpha.md (tune): Add cast to enum attr_tune.
11092 2009-04-21 Manuel López-Ibáñez <manu@gcc.gnu.org>
11095 * c-typeck.c (lvalue_p): Move declaration ...
11096 * c-common.h (lvalue_p): ... to here.
11097 * c-common.c (candidate_equal_p): New.
11098 (add_tlist): Use it.
11099 (merge_tlist): Use it.
11100 (warn_for_collisions_1): Likewise.
11101 (warning_candidate_p): Accept more candidates.
11102 (verify_tree): A warning candidate can be an expression. Use
11105 2009-04-21 Ben Elliston <bje@au.ibm.com>
11108 * doc/invoke.texi (RS/6000 and PowerPC Options): Add documentation
11109 for -mcall-eabi, -mcall-aixdesc, -mcall-freebsd and -mcall-openbsd
11110 options. Remove -mcall-solaris documentation.
11112 2009-04-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11115 * doc/invoke.texi (-Wlong-long): Update description.
11116 * c-lex (interpret_integer): Only warn if there was no previous
11117 overflow and -Wlong-long is enabled.
11118 * c-decl.c (declspecs_add_type): Drop redundant flags.
11119 * c.opt (Wlong-long): Init to -1.
11120 * c-opts.c (sanitize_cpp_opts): Synchronize cpp's warn_long_long
11121 and front-end warn_long_long. Wlong-long only depends on other
11122 flags if it is uninitialized.
11123 * c-parser.c (disable_extension_diagnostics): warn_long_long is
11124 the same for CPP and FE.
11125 (restore_extension_diagnostics): Likewise.
11127 2009-04-20 Ian Lance Taylor <iant@google.com>
11129 Fix enum conversions which are invalid in C++:
11130 * auto-inc-dec.c (attempt_change): Change 0 to SET in function call.
11131 * calls.c (store_one_arg): Change 0 to EXPAND_NORMAL in function call.
11132 * cse.c (hash_rtx_cb): Change 0 to VOIDmode in function call.
11133 * dbgcnt.c (dbg_cnt_set_limit_by_name): Add cast to enum type.
11134 * dbxout.c (dbxout_symbol): Change 0 to VOIDmode in function call.
11135 (dbxout_parms): Likewise.
11136 * df-core.c (df_set_flags): Change changeable_flags parameter to int.
11137 (df_clear_flags): Likewise.
11138 * df-problems.c (df_rd_bb_local_compute_process_def): Change
11139 top_flag parameter to int.
11140 (df_chain_create_bb_process_use): Likewise.
11141 (df_chain_add_problem): Change chain_flags parameter to unsigned int.
11143 * df-scan.c (df_ref_create): Change ref_flags parameter to int.
11144 (df_ref_create_structure, df_def_record_1): Likewise.
11145 (df_defs_record, df_uses_record, df_get_call_refs): Likewise.
11146 (df_notes_rescan): Change 0 to VOIDmode in function call.
11147 (df_get_call_refs, df_insn_refs_collect): Likewise.
11148 (df_bb_regs_collect): Likewise.
11149 (df_entry_block_defs_collect): Likewise.
11150 (df_exit_block_uses_collect): Likewise.
11151 * df.h: Update declarations.
11152 * double-int.c (double_int_divmod): Add cast to enum type.
11153 * dse.c (replace_inc_dec): Reverse parameters to gen_int_mode.
11154 * dwarf2out.c (new_reg_loc_descr): Add casts to enum type.
11155 (based_loc_descr): Likewise.
11156 (loc_descriptor_from_tree_1): Change first_op and second_op to
11157 enum dwarf_location_atom. Add cast to enum type.
11158 * expmed.c (init_expmed): Change 0 to SET in function call.
11159 * expr.c (init_expr_target): Change 0 to VOIDmode in function call.
11160 (expand_expr_real_1): Change 0 to EXPAND_NORMAL in function call.
11161 (do_store_flag): Likewise.
11162 * fixed-value.h (struct fixed_value): Change mode to enum
11164 * function.c (assign_parms): Change 0 to VOIDmode in function call.
11165 * genautomata.c (insert_automaton_decl): Change 1 to INSERT in
11167 (insert_insn_decl, insert_decl, insert_state): Likewise.
11168 (automata_list_finish): Likewise.
11169 * genrecog.c (process_define_predicate): Add cast to enum type.
11170 * gensupport.c (init_predicate_table): Add cast to enum type.
11171 * gimple.c (gimple_build_return): Change 0 to ERROR_MARK in
11173 (gimple_build_call_1, gimple_build_label): Likewise.
11174 (gimple_build_goto, gimple_build_asm_1): Likewise.
11175 (gimple_build_switch_1, gimple_build_cdt): Likewise.
11176 * gimple.h (GIMPLE_CHECK): Change 0 to ERROR_MARK in function call.
11177 (enum fallback): Rename from enum fallback_t.
11178 (fallback_t): Typedef as int.
11179 * gimple-low.c (lower_builtin_setjmp): Change TSI_SAME_STMT to
11180 GSI_SAME_STMT in function call.
11181 * ira.c (setup_class_subset_and_memory_move_costs): Add casts to
11183 (setup_reg_class_relations): Likewise.
11184 (setup_reg_class_nregs): Change cl to int. Add casts to enum type.
11185 (setup_prohibited_class_mode_regs): Add cast to enum type.
11186 (setup_prohibited_mode_move_regs): Likewise.
11187 * ira-costs.c (record_reg_classes): Change rclass to enum reg_class.
11188 (record_address_regs): Change i to enum reg_class.
11189 * lists.c (alloc_EXPR_LIST): Add cast to enum type.
11190 * machmode.h (GET_MODE_CLASS): Cast value to enum mode_class.
11191 (GET_MODE_WIDER_MODE): Cast value to enum machine_mode.
11192 (GET_MODE_2XWIDER_MODE): Likewise.
11193 (GET_CLASS_NARROWEST_MODE): Likewise.
11194 * omp-low.c (expand_omp_for): Add cast to enum type.
11195 * optabs.c (debug_optab_libfuncs): Add casts to enum type.
11196 * opts.c (enable_warning_as_error): Change kind to diagostic_t.
11197 * postreload.c (reload_cse_simplify_operands): Change rclass local
11199 * predict.c (combine_predictions_for_insn): Change best_predictor
11200 and predictor to enum br_predictor.
11201 (combine_predictions_for_bb): Likewise.
11202 (build_predict_expr): Change assignment to PREDICT_EXPR_OUTCOME to
11203 use SET_PREDICT_EXPR_OUTCOME.
11204 * real.c (real_arithmetic): Change icode to code in function call.
11205 * reginfo.c (init_move_cost): Add casts to enum type.
11206 (init_reg_sets_1, init_fake_stack_mems): Likewise.
11207 * regmove.c (regclass_compatible_p): Change class0 and class1 to
11209 * reload.c (find_valid_class): Add casts to enum type.
11210 (push_reload): Change 0 to NO_REGS in function call.
11211 (find_reloads): Change this_alternative to array of enum
11212 reg_class. Remove some now-unnecessary casts.
11213 (make_memloc): Change 0 to VOIDmode in function call.
11214 * reload1.c (reload): Change 0 to VOIDmode in function call.
11215 (eliminate_regs_1, elimination_effects): Likewise.
11216 (eliminate_regs_in_insn): Likewise.
11217 (emit_input_reload_insns): Add cast to enum type.
11218 (delete_output_reload): Change 0 to VOIDmode in function call.
11219 * reorg.c (insn_sets_resource_p): Convert include_delayed_effects
11220 to enum type in function call.
11221 * tree.h (PREDICT_EXPR_OUTCOME): Add cast to enum type.
11222 (SET_PREDICT_EXPR_OUTCOME): Define.
11223 * tree-dump.c (get_dump_file_info): Change phase parameter to int.
11224 (get_dump_file_name, dump_begin, dump_enabled_p): Likewise.
11225 (dump_initialized_p, dump_flag_name, dump_end): Likewise.
11226 (dump_function): Likewise.
11227 * tree-dump.h: Update declarations.
11228 * tree-pass.h: Update declarations.
11229 * varasm.c (assemble_integer): Change mclass to enum mode_class.
11230 * config/arm/arm.c (thumb_legitimize_reload_address): Add cast to
11232 (arm_rtx_costs_1): Correct parenthesization.
11233 (arm_rtx_costs): Add casts to enum type.
11234 (adjacent_mem_locations): Reverse arguments to const_ok_for_op.
11235 (vfp_emit_fstmd): Use add_rg_note.
11236 (emit_multi_reg_push, emit_sfm): Likewise.
11237 (thumb_set_frame_pointer): Likewise.
11238 (arm_expand_prologue): Likewise.
11239 (arm_regno_class): Change return type to enum reg_class.
11240 (thumb1_expand_prologue): Use add_reg_note.
11241 * config/arm/arm-protos.h (arm_regno_class): Update declaration.
11242 * config/arm/arm.h (INITIALIZE_TRAMPOLINE): Change 0 to LCT_NORMAL
11244 * config/arm/gentune.sh: Add cast to enum type.
11245 * config/arm/arm-tune.md: Rebuild.
11246 * config/i386/i386.c (ix86_expand_prologue): Use add_reg_note.
11247 (ix86_split_fp_branch, predict_jump): Likewise.
11248 (ix86_expand_multi_arg_builtin): Change sub_code from enum
11249 insn_code to enum rtx_code.
11250 (ix86_builtin_vectorized_function): Add cast to enum type.
11251 * config/i386/i386.md (truncdfsf2): Change slot to enum
11253 (truncxf<mode>2, isinf<mode>2): Likewise.
11254 * config/i386/i386-c.c (ix86_pragma_target_parse): Add cast to
11256 * config/ia64/ia64.c (ia64_split_tmode_move): Use add_reg_note.
11257 (spill_restore_mem, do_spill, ia64_expand_prologue): Likewise.
11258 (insert_bundle_state): Change 1 to INSERT in function call.
11259 (ia64_add_bundle_selector_before): Likewise.
11260 * config/ia64/ia64.md (cpu attr): Add cast to enum type.
11261 (save_stack_nonlocal): Change 0 to LCT_NORMAL in function call.
11262 (restore_stack_nonlocal): Likewise.
11263 * config/mips/mips.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL in
11265 * config/mips/mips.c (mips_binary_cost): Change 0 to SET in
11267 (mips_rtx_costs): Likewise.
11268 (mips_override_options): Add casts to enum type.
11269 * config/mips/sdemtk.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL
11271 * config/pa/pa.c (legitimize_pic_address): Use add_reg_note.
11272 (store_reg, set_reg_plus_d): Likewise.
11273 (hppa_expand_prologue, hppa_profile_hook): Likewise.
11274 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add
11276 (altivec_expand_vec_set_builtin): Change 0 to EXPAND_NORMAL in
11278 (emit_unlikely_jump): Use add_reg_note.
11279 (rs6000_emit_allocate_stack): Likewise.
11280 (rs6000_frame_related, rs6000_emit_prologue): Likewise.
11281 (output_toc): Change 1 to INSERT in function call.
11282 (output_profile_hook): Change 0 to LCT_NORMAL in function call.
11283 (rs6000_initialize_trampoline): Likewise.
11284 (rs6000_init_dwarf_reg_sizes_extra): Change 0 to EXPAND_NORMAL in
11286 * config/s390/s390.c (s390_rtx_costs): Add cast to enum type.
11287 (s390_expand_movmem): Change 0 to OPTAB_DIRECT in function call.
11288 (s390_expand_setmem, s390_expand_cmpmem): Likewise.
11289 (save_gprs): Use add_reg_note.
11290 (s390_emit_prologue): Likewise.
11291 (s390_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
11292 * config/sparc/sparc.c (sparc_expand_prologue): Use add_reg_note.
11293 (sparc_fold_builtin): Add cast to enum type.
11294 * config/spu/spu.c (spu_emit_branch_or_set): Change ior_code to
11296 (spu_expand_prologue): Use add_reg_note.
11297 (expand_builtin_args): Change 0 to EXPAND_NORMAL in function call.
11299 2009-04-20 Ian Lance Taylor <iant@google.com>
11301 * c-parser.c (c_parser_attributes): Change VEC back to tree list.
11302 (c_parser_postfix_expression_after_primary): Get VEC for list of
11303 arguments. Get original types of arguments. Call
11304 build_function_call_vec.
11305 (cached_expr_list_1, cached_expr_list_2): New static variables.
11306 (c_parser_expr_list): Change return type to VEC *. Add
11307 p_orig_types parameter. Change all callers.
11308 (c_parser_release_expr): New static function.
11309 (c_parser_vec_to_tree_list): New static function.
11310 * c-typeck.c (build_function_call): Rewrite to build a VEC and
11311 call build_function_call_vec.
11312 (build_function_call_vec): New function, based on old
11313 build_function_call.
11314 (convert_arguments): Remove nargs and argarray parameters. Change
11315 values to a VEC. Add origtypes parameter.
11316 (build_modify_expr): Add rhs_origtype parameter. Change all callers.
11317 (convert_for_assignment): Add origtype parameter. Change all
11318 callers. If warn_cxx_compat, check for conversion to an enum
11319 type when calling a function.
11320 (store_init_value): Add origtype parameter. Change all callers.
11321 (digest_init): Likewise.
11322 (struct init_node): Add origtype field.
11323 (add_pending_init): Add origtype parameter. Change all callers.
11324 (output_init_element): Likewise.
11325 (output_pending_init_elements): Pass origtype from init_node to
11326 output_init_element.
11327 (process_init_element): Pass origtype from c_expr to
11328 output_init_element.
11329 (c_finish_return): Add origtype parameter. Change all callers.
11330 * c-common.c (sync_resolve_size): Change params to VEC *. Change
11332 (sync_resolve_params): Likewise.
11333 (sync_resolve_return): Change params to first_param. Change caller.
11334 (resolve_overloaded_builtins): Change params to VEC *. Change
11335 callers. Save first parameter around call to build_function_call_vec.
11336 * c-decl.c (finish_decl): Add origtype parameter. Change all
11337 callers. Call build_function_call_vec rather than
11338 build_function_call for cleanup.
11339 * c-tree.h: Update declarations.
11340 * c-common.h: Update declarations.
11341 * stub-objc.c (objc_rewrite_function_call): Change parameter from
11342 params to first_param.
11343 * target.h (struct gcc_target): Change resolve_overloaded_builtin
11344 params parameter from tree to void *.
11345 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
11346 Change arglist parameter to have type void *, and to be a pointer
11348 * config/rs6000/rs6000-protos.h
11349 (altivec_resolve_overloaded_builtin): Update declaration.
11350 * config/spu/spu-c.c (spu_resolved_overloaded_builtin): Change
11351 fnargs parameter to have type void *, and to be a pointer to a
11352 VEC. Call build_function_call_vec instead of
11353 build_function_call.
11354 * config/spu/spu-protos.h (spu_expand_builtin): Update declaration.
11356 2009-04-20 Joey Ye <joey.ye@intel.com>
11357 Xuepeng Guo <xuepeng.guo@intel.com>
11358 H.J. Lu <hongjiu.lu@intel.com>
11360 * config/i386/atom.md: Add bypasses with ix86_dep_by_shift_count.
11362 * config/i386/i386.c (LEA_SEARCH_THRESHOLD): New macro.
11363 (IX86_LEA_PRIORITY): Likewise.
11364 (distance_non_agu_define): New function.
11365 (distance_agu_use): Likewise.
11366 (ix86_lea_for_add_ok): Likewise.
11367 (ix86_dep_by_shift_count): Likewise.
11369 * config/i386/i386.md: Call ix86_lea_for_add_ok to decide we
11370 should split for LEA.
11372 * config/i386/i386-protos.h (ix86_lea_for_add_ok): Declare new
11374 (ix86_dep_by_shift_count): Likewise.
11376 2009-04-20 Richard Guenther <rguenther@suse.de>
11378 * expr.c (handled_component_p): Move ...
11379 * tree.h (handled_component_p): ... here.
11380 * tree.def: Re-order BIT_FIELD_REF, COMPONENT_REF,
11381 ARRAY_REF, ARRAY_RANGE_REF, VIEW_CONVERT_EXPR, IMAGPART_EXPR
11382 and REALPART_EXPR to be in one group.
11384 2009-04-20 Richard Guenther <rguenther@suse.de>
11386 * basic-block.h (get_all_dominated_blocks): Declare.
11387 * dominance.c (get_all_dominated_blocks): New function.
11388 * tree-cfg.c (get_all_dominated_blocks): Remove.
11389 (remove_edge_and_dominated_blocks): Adjust.
11390 * tree-ssa-phiprop.c (tree_ssa_phiprop_1): Fold in ...
11391 (tree_ssa_phiprop): ... here. Use get_all_dominated_blocks
11392 instead of recursing.
11394 2009-04-20 Doug Kwan <dougkwan@google.com>
11396 * cgraph.h (cgraph_node_ptr): New type for vector functions.
11397 (struct cgraph_node_set_def): New type.
11398 (cgraph_node_set) New type. Also declare vector functions.
11399 (struct cgraph_node_set_element_def): New type.
11400 (cgraph_node_set_element): Ditto.
11401 (cgraph_node_set_iterator): New iterator type.
11402 (cgraph_node_set_new, cgraph_node_set_find, cgraph_node_set_add,
11403 cgraph_node_set_remove, dump_cgraph_node_set,
11404 debug_cgraph_node_set): New prototypes.
11405 (csi_end_p, csi_next, csi_node, csi_start, cgraph_node_in_set_p,
11406 cgraph_node_set_size): New inlines.
11407 * tree-pass.h (struct cgraph_node_set_def): New decl to avoid
11408 including cgraph.h.
11409 (struct ipa_opt_pass): Add struct cgraph_node_set_def
11410 argument to function 'write_summary'.
11411 * ipa.c: Include ggc.h.
11412 (hash_cgraph_node_set_element,
11413 eq_cgraph_node_set_element, cgraph_node_set_new,
11414 cgraph_node_set_add, cgraph_node_set_remove,
11415 cgraph_node_set_find, dump_cgraph_node_set,
11416 debug_cgraph_node_set): New functions.
11417 * Makefile.in (ipa.o): Add dependency on GGC_H.
11419 2009-04-20 Ira Rosen <irar@il.ibm.com>
11421 PR tree-optimization/39675
11422 * tree-vect-loop.c (vect_transform_loop): Remove currently redundant
11423 check of the return code of vect_schedule_slp. Check that
11424 stmt_vec_info still exists for the statement, before checking its
11425 vectorization type.
11427 2009-04-20 Michael Matz <matz@suse.de>
11429 * Makefile.in (generated_files): Take out $(simple_generated_c).
11431 2009-04-19 Dave Korn <dave.korn.cygwin@gmail.com>
11433 * config/i386/cygwin-stdint.h (INTPTR_TYPE): Remove "long".
11434 (UINTPTR_TYPE): Likewise.
11436 2009-04-19 Joseph Myers <joseph@codesourcery.com>
11439 * c-typeck.c (digest_init): Check for initializing an array with a
11442 2009-04-19 Joseph Myers <joseph@codesourcery.com>
11445 * c-semantics.c (pop_stmt_list): Propagate
11446 STATEMENT_LIST_HAS_LABEL to parent statement list.
11448 2009-04-19 Adam Nemet <anemet@caviumnetworks.com>
11450 * config/mips/mips.h (mips_tune_attr): New macro.
11451 * config/mips/mips.md (cpu): Use it.
11453 2009-04-19 Joseph Myers <joseph@codesourcery.com>
11456 * c-decl.c (shadow_tag_warned): Diagnose use of restrict when
11459 2009-04-19 Diego Novillo <dnovillo@google.com>
11461 * toplev.c (compile_file): Move call to coverage_finish ...
11462 * cgraphunit.c (ipa_passes): ... here.
11463 Call cgraph_process_new_functions.
11464 * ipa-utils.c (get_base_var): Handle CONSTRUCTOR.
11465 * Makefile.in (cgraphunit.o): Add dependency on COVERAGE_H.
11467 2009-04-19 Jan Hubicka <jh@suse.cz>
11469 * cgraph.c (cgraph_create_edge, cgraph_set_call_stmt): Set proper
11471 (dump_cgraph_node): Dump can throw external flag.
11472 * ipa-pure-const.c (propagate): Fix propagation of nothrow flags.
11474 2009-04-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
11478 * doc/invoke.texi: Add -Wlogical-op to -Wextra.
11479 * common.opt (Wlogical-op): Move from here...
11480 * c.opt (Wlogical-op): ... to here.
11481 * c-typeck.c (parser_build_binary_op): Update call to
11482 warn_logical_operator.
11483 * c-opts.c (c_common_post_options): Enable warn_logical_op with
11485 * c-common.c (warn_logical_op): Update.
11486 * c-common.h (warn_logical_op): Update declaration.
11488 2009-04-19 Eric Botcazou <ebotcazou@adacore.com>
11490 * tree.c (protected_set_expr_location): Fix formatting.
11492 2009-04-18 Joseph Myers <joseph@codesourcery.com>
11495 * c-typeck.c (readonly_warning): new.
11496 (build_unary_op, build_modify_expr): Use readonly_warning for
11497 storing into something readonly but not const-qualified.
11499 2009-04-18 Joseph Myers <joseph@codesourcery.com>
11502 * c-typeck.c (build_unary_op): Check for taking address of
11503 expression of type void.
11505 2009-04-18 Joseph Myers <joseph@codesourcery.com>
11508 * c-typeck.c (build_function_call): Check for calling a function
11509 with qualified void return types. Call require_complete_type when
11512 2009-04-18 Jan Hubicka <jh@suse.cz>
11514 * cgraph.c (cgraph_make_edge, dump_cgraph_node, cgraph_set_call_stmt):
11516 * cgraph.h (struct function): Reduce loop_nest to 30 bits; add
11517 can_throw_external flag.
11518 * ipa-reference.c (ipa_utils_reduced_inorder): Update call.
11519 * ipa-pure-const.c (ignore_edge): New function.
11520 (propagate): Compute order for NOTHROW computation; set NOTHROWs
11521 only over can_throw_external edges.
11522 (local_pure_const): Add nothrow flag.
11523 * ipa-utils.c (searchc): Add ignore_edge callback.
11524 (ipa_utils_reduced_inorder): Add ignore_edge callback.
11525 * ipa-utils.h (ipa_utils_reduced_inorder): Update prototype.
11526 (set_nothrow_function_flags): Update cgraph.
11527 * tree-cfg.c (verify_stmt): Relax nothrow checking when in IPA mode.
11529 2009-04-18 Richard Guenther <rguenther@suse.de>
11531 PR middle-end/39804
11532 * tree-ssa-ccp.c (fold_stmt_1): New function factored from ...
11533 (fold_stmt): ... this and ...
11534 (fold_stmt_inplace): ... this.
11535 (fold_stmt_1): Fold references in calls and asms.
11536 * tree-cfg.c (remove_useless_stmts_cond): Use fold_stmt.
11538 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
11540 * tree-vrp.c (ssa_name_nonzero_p): Remove.
11541 * tree.h: Remove the prototype for ssa_name_nonzero_p.
11543 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
11545 * tree.c (function_args_count): Remove.
11546 * tree.h: Remove the prototype for function_args_count.
11548 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
11550 * tree-iterator.c (expr_only): Remove.
11551 * tree.h: Remove the prototype for expr_only.
11553 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
11555 * reginfo.c (cannot_change_mode_set_regs): Remove.
11556 * rtl.h: Remove the prototype for cannot_change_mode_set_regs.
11558 2009-04-08 Anatoly Sokolov <aesok@post.ru>
11560 * config/avr/avr.md (*rotlsi3_8, *rotlsi3_16, *rotlsi3_24 ): Check
11561 whether operands 0 and 1 overlaps.
11563 2009-04-18 Manuel López-Ibáñez <manu@gcc.gnu.org>
11565 PR middle-end/36902
11566 * tree-vrp.c (check_array_ref): Pass a location_t instead of a
11567 pointer. Use warning_at instead of warning.
11568 (search_for_addr_array): Likewise.
11569 (check_array_bounds): Likewise.
11570 (check_all_array_refs): Check that the incoming edge is not in the
11571 list of edges to be removed.
11572 (check_all_array_refs): Avoid the temporal pointer.
11573 (vrp_visit_cond_stmt): Fix typo.
11574 (simplify_switch_using_ranges): Handle the case where the switch
11575 index is an integer constant.
11577 2009-04-18 Adam Nemet <anemet@caviumnetworks.com>
11579 * config/mips/mips.c (mips_final_postscan_insn): Make it static.
11581 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
11583 * doc/extend.texi, doc/invoke.texi: Fix typos.
11585 2009-04-17 Cary Coutant <ccoutant@google.com>
11587 * tree-flow-inline.h (get_lineno): Fix inverted test.
11589 2009-04-17 Diego Novillo <dnovillo@google.com>
11591 * tree-ssa-pre.c (create_expression_by_pieces): Remove
11592 assertion for AVAIL_OUT.
11594 2009-04-17 Mike Frysinger <vapier@gentoo.org>
11597 * config/sh/lib1funcs.asm [__ELF__ && __linux__]: Add .note.GNU-stack.
11598 * config/sh/linux-atomic.asm: Likewise.
11600 2009-04-17 Diego Novillo <dnovillo@google.com>
11602 * except.c (debug_eh_tree): New.
11603 (struct eh_region, struct eh_status): Move ...
11604 * except.h: ... here.
11605 (add_type_for_runtime): Declare extern.
11606 (lookup_type_for_runtime): Likewise.
11607 (debug_eh_tree): Declare.
11608 * Makefile.in (GTFILES): List except.h before except.c
11610 2009-04-17 Diego Novillo <dnovillo@google.com>
11612 * omp-low.c (create_omp_child_function): Set DECL_CONTEXT for DECL.
11613 * cgraphunit.c (cgraph_build_static_cdtor): Likewise.
11614 * tree-dfa.c (find_referenced_vars_in): Factor out of ...
11615 (find_vars_r): ... here.
11616 * tree-flow.h (find_referenced_vars_in): Declare.
11617 * tree-ssa-pre.c (create_expression_by_pieces): Assert
11618 that AVAIL_OUT exists for BLOCK.
11619 * Makefile.in (CGRAPH_H): Add dependency on cif-code.def
11620 (tree-loop-distribution.o): Fix dependency on TREE_VECTORIZER_H.
11621 (tree-parloops.o): Likewise.
11623 2009-04-17 Simon Baldwin <simonb@google.com>
11625 * toplev.c (default_tree_printer): Add handling for %E format.
11627 2009-04-17 Diego Novillo <dnovillo@google.com>
11629 * tree-pretty-print.c (dump_generic_node): Add break after
11630 TREE_BINFO handler. Handle COMPLEX_TYPE, REAL_TYPE and
11631 FIXED_POINT_TYPE. Handle NULL TREE_TYPEs. Handle METHOD_TYPE and
11632 FUNCTION_TYPE together. Call print_struct_decl when printing
11633 structures and TDF_SLIM is not given.
11634 (print_struct_decl): Fix logic for detecting recursion.
11636 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
11639 * gcc.c (create_at_file): New.
11640 (compile_input_file_p): New.
11641 (do_spec_1): Use @args files for %i. Use create_at_file for %o.
11642 * main.c (main): Update call to toplev_main.
11643 * toplev.c (toplev_main): Change signature. Call expandargv.
11644 * toplev.h (toplev_main): Change signature.
11646 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
11648 * dwarf2out.c (field_byte_offset): Use the type size as the field size
11649 if the latter is not constant.
11651 2009-04-17 David Edelsohn <edelsohn@gnu.org>
11653 * dbxout.c (xcoff_debug_hooks): Add set_name_debug_nothing.
11655 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
11657 * dbxout.c (dbxout_block): Reinstate test on TREE_USED.
11658 * tree-ssa-live.c (remove_unused_scope_block_p): Update TREE_USED bit.
11660 2009-04-17 Richard Guenther <rguenther@suse.de>
11662 * tree-ssa-structalias.c (get_constraint_for_component_ref):
11663 Handle component references view-converting an invariant address.
11665 2009-04-17 Adam Nemet <anemet@caviumnetworks.com>
11667 * doc/tm.texi (TARGET_DEFAULT_TARGET_FLAGS,
11668 TARGET_MIN_ANCHOR_OFFSET, TARGET_MAX_ANCHOR_OFFSET,
11669 TARGET_HAVE_SRODATA_SECTION, TARGET_HAVE_TLS,
11670 TARGET_UNWIND_TABLES_DEFAULT, TARGET_TERMINATE_DW2_EH_FRAME_INFO):
11671 Use @deftypevr rather than @deftypevar.
11673 2009-04-17 Richard Guenther <rguenther@suse.de>
11675 * tree-ssa-forwprop.c (get_prop_dest_stmt): Clean up tuplification.
11676 (get_prop_source_stmt): Likewise.
11677 (can_propagate_from): Likewise.
11679 2009-04-17 Andrew Stubbs <ams@codesourcery.com>
11681 * configure.ac: Add new AC_SUBST for TM_ENDIAN_CONFIG,
11682 TM_MULTILIB_CONFIG and TM_MULTILIB_EXCEPTIONS_CONFIG.
11683 (--with-multilib-list): Add default value.
11684 * configure: Regenerate.
11685 * Makefile.in (TM_ENDIAN_CONFIG): Define.
11686 (TM_MULTILIB_CONFIG, TM_MULTILIB_EXCEPTIONS_CONFIG): Define.
11687 * config.gcc (sh-*-*): Switch to using TM_ENDIAN_CONFIG,
11688 TM_MULTILIB_CONFIG, and TM_MULTILIB_EXCEPTIONS_CONFIG.
11689 Don't add default cpu to multilib list unnecessarily, but do enable
11690 the relevant compiler option..
11691 Add support for --with-multilib-list=<blank> and
11692 --with-multilib-list=!<somelib> to supress unwanted multilibs.
11693 * config/sh/t-sh (DEFAULT_ENDIAN, OTHER_ENDIAN): New variables.
11694 (MULTILIB_ENDIAN, MULTILIB_CPUS): Delete variables.
11695 (MULTILIB_OPTIONS): Redefine using OTHER_ENDIAN and
11696 TM_MULTILIB_CONFIG.
11697 (MULTILIB_EXCEPTIONS): Add TM_MULTILIB_EXCEPTIONS_CONFIG.
11698 (MULTILIB_OSDIRNAMES): New variable.
11699 * config/sh/t-1e: Delete file.
11700 * config/sh/t-mlib-sh1: Delete file.
11701 * config/sh/t-mlib-sh2: Delete file.
11702 * config/sh/t-mlib-sh2a: Delete file.
11703 * config/sh/t-mlib-sh2a-nofpu: Delete file.
11704 * config/sh/t-mlib-sh2a-single: Delete file.
11705 * config/sh/t-mlib-sh2a-single-only: Delete file.
11706 * config/sh/t-mlib-sh2e: Delete file.
11707 * config/sh/t-mlib-sh3e: Delete file.
11708 * config/sh/t-mlib-sh4: Delete file.
11709 * config/sh/t-mlib-sh4-nofpu: Delete file.
11710 * config/sh/t-mlib-sh4-single: Delete file.
11711 * config/sh/t-mlib-sh4-single-only: Delete file.
11712 * config/sh/t-mlib-sh4a: Delete file.
11713 * config/sh/t-mlib-sh4a-nofpu: Delete file.
11714 * config/sh/t-mlib-sh4a-single: Delete file.
11715 * config/sh/t-mlib-sh4a-single-only: Delete file.
11716 * config/sh/t-mlib-sh4al: Delete file.
11717 * config/sh/t-mlib-sh5-32media: Delete file.
11718 * config/sh/t-mlib-sh5-32media-nofpu: Delete file.
11719 * config/sh/t-mlib-sh5-64media: Delete file.
11720 * config/sh/t-mlib-sh5-64media-nofpu: Delete file.
11721 * config/sh/t-mlib-sh5-compact: Delete file.
11722 * config/sh/t-mlib-sh5-compact-nofpu: Delete file.
11723 * config/sh/t-linux: Don't override MULTILIB_EXCEPTIONS.
11724 * doc/install.texi (Options specification): Add
11725 --with-multilib-list and --with-endian.
11727 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
11729 * Makefile.in (REVISION_s): Always include quotes. Change ifdef to use
11731 (OBJS-common): Add plugin-version.o.
11732 (plugin-version.o): New.
11733 * gcc-plugin.h (plugin_gcc_version): New.
11734 (plugin_default_version_check): New.
11735 (plugin_init_func, plugin_init): Add version argument.
11736 * plugin-version.c: New.
11737 * plugin.c (str_plugin_gcc_version_name): New.
11738 (try_init_one_plugin): Read plugin_gcc_version from the plugin and
11739 pass it to the init function.
11740 (plugin_default_version_check): New.
11742 2009-04-17 Richard Guenther <rguenther@suse.de>
11744 * tree-ssa-alias.c (refs_may_alias_p_1): Do not use TBAA
11745 for decl-vs-decl disambiguation.
11747 2009-04-17 Andreas Krebbel <krebbel1@de.ibm.com>
11749 * config/s390/s390.h (s390_tune_attr): New macro definition.
11750 * config/s390/s390.md (cpu attribute): Map to s390_tune_attr.
11752 2009-04-17 Richard Guenther <rguenther@suse.de>
11754 * tree-ssa-ccp.c (struct fold_stmt_r_data): Remove.
11755 (fold_stmt_r): Likewise.
11756 (maybe_fold_reference): New function.
11757 (fold_gimple_assign): Handle cases fold_stmt_r did.
11758 (fold_stmt): Do not use fold_stmt_r.
11759 (fold_stmt_inplace): Likewise.
11761 2009-04-17 Richard Guenther <rguenther@suse.de>
11763 * tree-ssa-dom.c (gimple_assign_unary_useless_conversion_p): Remove.
11764 (record_equivalences_from_stmt): Remove useless checks and
11766 * tree-ssa-pre.c (eliminate): Avoid converting a constant if
11767 the type is already suitable.
11769 2009-04-17 Paolo Bonzini <bonzini@gnu.org>
11771 * config/sh/sh.h (FUNCTION_VALUE): Fix call to sh_promote_prototypes.
11773 2009-04-17 Uros Bizjak <ubizjak@gmail.com>
11775 * config/arm/sfp-machine.h (__gcc_CMPtype): New typedef.
11776 (CMPtype): Define as __gcc_CMPtype.
11778 2009-04-17 Aurelien Jarno <aurelien@aurel32.net>
11780 * config.gcc: Add soft-fp/t-softfp and i386/t-linux to tmake_file
11781 for i[34567]86-*-kfreebsd*-gnu*, x86_64-*-kfreebsd*-gnu*.
11783 2009-04-17 Richard Guenther <rguenther@suse.de>
11785 PR tree-optimization/39746
11786 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Remove
11787 special-casing for builtins and static variable use/def.
11788 (call_may_clobber_ref_p_1): Likewise.
11790 2009-04-16 Ian Lance Taylor <iant@google.com>
11792 * df.h: Include "timevar.h".
11793 (struct df_problem): Change tv_id field to timevar_id_t.
11794 * tree-pass.h: Include "timevar.h".
11795 (struct opt_pass): Change tv_id field to timevar_id_t.
11796 * timevar.h (timevar_id_t): Define TV_NONE.
11797 * passes.c (execute_one_ipa_transform_pass): Check for tv_id !=
11798 TV_NONE rather than tv_id != 0.
11799 (execute_one_pass): Likewise.
11800 * Makefile.in (DF_H): Add $(TIMEVAR_H).
11801 (TREE_PASS_H): Define. Change all instances of tree-pass.h in
11802 dependencies to $(TREE_PASS_H).
11803 * bt-load.c (pass_branch_target_load_optimize1): Set tv_id field
11805 (pass_branch_target_load_optimize2): Likewise.
11806 * cfglayout.c (pass_into_cfg_layout_mode): Likewise.
11807 (pass_outof_cfg_layout_mode): Likewise.
11808 * cgraphbuild.c (pass_remove_cgraph_callee_edges): Likewise.
11809 (pass_rebuild_cgraph_edges): Likewise.
11810 (pass_remove_cgraph_callee_edges): Likewise.
11811 * df-core.c (pass_df_initialize_opt): Likewise.
11812 (pass_df_initialize_no_opt): Likewise.
11813 (pass_df_finish): Likewise.
11814 * emit-rtl.c (pass_unshare_all_rtl): Likewise.
11815 * except.c (pass_set_nothrow_function_flags): Likewise.
11816 (pass_convert_to_eh_region_ranges): Likewise.
11817 * final.c (pass_compute_alignments): Likewise.
11818 * function.c (pass_instantiate_virtual_regs): Likewise.
11819 (pass_init_function): Likewise.
11820 (pass_leaf_regs): Likewise.
11821 (pass_match_asm_constraints): Likewise.
11822 * gimple-low.c (pass_lower_cf): Likewise.
11823 (pass_mark_used_blocks): Likewise.
11824 * init-regs.c (pass_initialize_regs): Likewise.
11825 * integrate.c (pass_initial_value_sets): Likewise.
11826 * ira.c (pass_ira): Likewise.
11827 * jump.c (pass_cleanup_barriers): Likewise.
11828 * omp-low.c (pass_expand_omp): Likewise.
11829 (pass_lower_omp): Likewise.
11830 * matrix-reorg.c (pass_ipa_matrix_reorg): Likewise.
11831 * recog.c (pass_split_all_insns): Likewise.
11832 (pass_split_after_reload): Likewise.
11833 (pass_split_before_regstack): Likewise.
11834 (pass_split_before_sched2): Likewise.
11835 (pass_split_for_shorten_branches): Likewise.
11836 * reginfo.c (pass_reginfo_init): Likewise.
11837 (pass_subregs_of_mode_init): Likewise.
11838 (pass_subregs_of_mode_finish): Likewise.
11839 * passes.c (pass_postreload): Likewise.
11840 * stack-ptr-mod.c (pass_stack_ptr_mod): Likewise.
11841 * tree-cfg.c (pass_remove_useless_stmts): Likewise.
11842 (pass_warn_function_return): Likewise.
11843 (pass_warn_function_noreturn): Likewise.
11844 * tree-complex.c (pass_lower_complex): Likewise.
11845 (pass_lower_complex_O0): Likewise.
11846 * tree-if-conv.c (pass_if_conversion): Likewise.
11847 * tree-into-ssa.c (pass_build_ssa): Likewise.
11848 * tree-mudflap.c (pass_mudflap_1): Likewise.
11849 (pass_mudflap_2): Likewise.
11850 * tree-nomudflap.c (pass_mudflap_1): Likewise.
11851 (pass_mudflap_2): Likewise.
11852 * tree-nrv.c (pass_return_slot): Likewise.
11853 * tree-object-size.c (pass_object_sizes): Likewise.
11854 * tree-optimize.c (pass_all_optimizations): Likewise.
11855 (pass_early_local_passes): Likewise.
11856 (pass_all_early_optimizations): Likewise.
11857 (pass_cleanup_cfg): Likewise.
11858 (pass_cleanup_cfg_post_optimizing): Likewise.
11859 (pass_free_datastructures): Likewise.
11860 (pass_free_cfg_annotations): Likewise.
11861 (pass_fixup_cfg): Likewise.
11862 (pass_init_datastructures): Likewise.
11863 * tree-ssa.c (pass_early_warn_uninitialized): Likewise.
11864 (pass_late_warn_uninitialized): Likewise.
11865 (pass_update_address_taken): Likewise.
11866 * tree-ssa-ccp.c (pass_fold_builtins): Likewise.
11867 * tree-ssa-math-opts.c (pass_cse_reciprocals): Likewise.
11868 (pass_cse_sincos): Likewise.
11869 (pass_convert_to_rsqrt): Likewise.
11870 * tree-ssa-structalias.c (pass_build_alias): Likewise.
11871 * tree-stdarg.c (pass_stdarg): Likewise.
11872 * tree-tailcall.c (pass_tail_recursion): Likewise.
11873 (pass_tail_calls): Likewise.
11874 * tree-vect-generic.c (pass_lower_vector): Likewise.
11875 (pass_lower_vector_ssa): Likewise.
11876 * tree-vectorizer.c (pass_ipa_increase_alignment): Likewise.
11878 2009-04-16 Joseph Myers <joseph@codesourcery.com>
11880 * config/mips/mips.c (mips_rtx_cost_data): Use SOFT_FP_COSTS in
11882 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC, MIPS_ARCH_FLOAT_SPEC):
11884 * config/mips/xlr.md (ir_xlr_alu): Also accept insn types move,
11885 logical and signext.
11887 2009-04-16 Kaz Kojima <kkojima@gcc.gnu.org>
11890 * config/sh/predicates.md (arith_operand): Check if the operand
11891 of TRUNCATE is a REG.
11893 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
11895 * cfgrtl.c (delete_insn_chain_and_edges): Remove.
11896 * rtl.h: Remove the prototype for delete_insn_chain_and_edges.
11898 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
11900 * tree-iterator.c (tsi_split_statement_list_after,
11901 tsi_split_statement_list_before): Remove.
11902 * tree-iterator.h: Remove the prototypes for
11903 tsi_split_statement_list_after and tsi_split_statement_list_before.
11905 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
11907 * tree-ssa-propagate.c (stmt_makes_single_load): Remove.
11908 * tree-ssa-propagate.h: Remove the prototype for
11909 stmt_makes_single_load.
11911 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
11913 * emit-rtl.c (set_mem_attrs_from_reg): Remove.
11914 * rtl.h: Remove the prototype for set_mem_attrs_from_reg.
11916 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
11918 * tree-iterator.c (EXPR_LAST_BODY): Remove.
11920 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
11922 * except.c (eh_region_outer_p): Remove.
11923 * except.h: Remove the prototype for eh_region_outer_p.
11925 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
11927 * function.c (current_function_assembler_name): Remove.
11928 * function.h: Remove the prototype for
11929 current_function_assembler_name.
11931 2009-04-16 Ian Lance Taylor <iant@google.com>
11933 * rtlanal.c (alloc_reg_note): New function, broken out of add_reg_note.
11934 (add_reg_note): Call alloc_reg_note.
11935 * rtl.h (alloc_reg_note): Declare.
11936 * combine.c (try_combine): Use alloc_reg_note.
11937 (recog_for_combine, move_deaths): Likewise.
11938 (distribute_notes): Use alloc_reg_note and add_reg_note.
11939 * haifa-sched.c (sched_create_recovery_edges): Use add_reg_note.
11940 * combine-stack-adj.c (adjust_frame_related_expr): Likewise.
11941 * reload1.c (eliminate_regs_1): Use alloc_reg_note.
11943 2009-04-16 Vladimir Makarov <vmakarov@redhat.com>
11945 PR rtl-optimization/39762
11946 * ira-int.h (ira_register_move_cost, ira_may_move_in_cost,
11947 ira_may_move_out_cost): Add comments about way of their usage.
11948 (ira_get_register_move_cost, ira_get_may_move_cost): New functions.
11950 * ira-conflicts.c (process_regs_for_copy): Use function
11951 ira_get_register_move_cost instead of global
11952 ira_register_move_cost.
11954 * ira-color.c (update_copy_costs, calculate_allocno_spill_cost,
11955 color_pass, move_spill_restore, update_curr_costs): Ditto.
11957 * ira-lives.c (process_single_reg_class_operands): Ditto.
11959 * ira-emit.c (emit_move_list): Ditto.
11961 * ira-costs.c (copy_cost): Don't call ira_init_register_move_cost.
11962 (record_reg_classes): Ditto. Use functions
11963 ira_get_register_move_cost and ira_get_may_move_cost instead of
11964 global vars ira_register_move_cost, ira_may_move_out_cost and
11965 ira_may_move_in_cost.
11966 (record_address_regs): Don't call ira_init_register_move_cost.
11967 Use function ira_get_may_move_cost instead of global
11968 ira_may_move_in_cost.
11969 (process_bb_node_for_hard_reg_moves): Use function
11970 ira_get_register_move_cost instead of global ira_register_move_cost.
11971 (ira_costs): Don't call ira_init_register_move_cost.
11973 2009-04-16 Richard Guenther <rguenther@suse.de>
11975 * tree-cfg.c (verify_gimple_assign_binary):
11976 Allow POINTER_PLUS_EXPR-like PLUS_EXPR for vectors.
11977 * ipa-struct-reorg.c (gen_size): Fold the built expressions.
11978 (create_general_new_stmt): Note that this function is broken.
11980 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
11982 * common.opt (fhelp): Add Var(help_flag).
11983 * gcc-plugin.h (plugin_info): Add help.
11984 * plugin.c (plugin_name_args): Add help.
11985 (register_plugin_info): Set plugin->help.
11986 (print_help_one_plugin): New.
11987 (print_plugins_help): New.
11988 * plugin.h (print_plugins_help): New.
11989 * toplev.c (toplev_main): Call print_plugins_help if needed.
11991 2009-04-16 Richard Guenther <rguenther@suse.de>
11993 * gimple.c (gimple_copy): Do not clear addresses_taken bitmap.
11994 (gimple_ior_addresses_taken_1): New function.
11995 (gimple_ior_addresses_taken): Likewise.
11996 * gimple.h (struct gimple_statement_with_ops_base): Remove
11997 addresses_taken member.
11998 (gimple_ior_addresses_taken): Declare.
11999 (gimple_addresses_taken, gimple_addresses_taken_ptr,
12000 gimple_set_addresses_taken): Remove.
12001 * ipa-reference.c (mark_address): New function.
12002 (scan_stmt_for_static_refs): Use it for marking addresses taken.
12003 * tree-ssa-operands.c (add_to_addressable_set): Rename to ...
12004 (mark_address_taken): ... this. Just set TREE_ADDRESSABLE.
12005 (gimple_add_to_addresses_taken): Remove.
12006 (get_tmr_operands): Call mark_address_taken.
12007 (get_asm_expr_operands): Likewise.
12008 (get_expr_operands): Likewise.
12009 (build_ssa_operands): Do not clear the addresses_taken bitmap.
12010 (free_stmt_operands): Do not free it.
12011 * tree-ssa.c (delete_tree_ssa): Likewise.
12012 (execute_update_addresses_taken): Use gimple_ior_addresses_taken.
12014 2009-04-16 Richard Guenther <rguenther@suse.de>
12016 * gimple.h (walk_stmt_load_store_addr_ops): Declare.
12017 (walk_stmt_load_store_ops): Likewise.
12018 * gimple.c (get_base_loadstore): New function.
12019 (walk_stmt_load_store_addr_ops): Likewise.
12020 (walk_stmt_load_store_ops): Likewise.
12021 * ipa-pure-const.c (check_op): Simplify.
12022 (check_load, check_store): New functions.
12023 (check_stmt): Use walk_stmt_load_store_ops.
12024 * ipa-reference.c (mark_load): Adjust signature.
12025 (mark_store): Likewise.
12026 (scan_stmt_for_static_refs): Use walk_stmt_load_store_addr_ops.
12028 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
12030 * gcc-plugin.h (plugin_event): Add PLUGIN_INFO.
12031 (plugin_info): New.
12032 * opts.c (common_handle_option): Don't call print_version.
12033 * plugin.c (plugin_name_args): Add version.
12034 (register_plugin_info): New.
12035 (register_callback): Handle PLUGIN_INFO.
12036 (try_init_one_plugin): New.
12037 (init_one_plugin): Use try_init_one_plugin. Only free plugin_name_args
12039 (finalize_one_plugin): New.
12040 (finalize_plugins): New.
12041 (print_one_plugin): New.
12042 (print_plugins_versions): New.
12043 * plugin.h (print_plugins_versions): New.
12044 (finalize_plugins): New.
12045 * toplev.c (compile_file): Don't call initialize_plugins.
12046 (print_version): Call print_plugins_versions.
12047 (toplev_main): Call initialize_plugins. Print version if needed.
12048 Call finalize_plugins.
12050 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
12052 * common.opt (fversion): New.
12053 * gcc.c (print_version): New.
12054 (process_command): Don't print the version. Just set print_version.
12055 (main): Print version. Call subprocesses if print_version and
12056 verbose_flag are set.
12057 * opts.c (common_handle_option): Handle OPT_fversion.
12059 2009-04-16 Richard Guenther <rguenther@suse.de>
12060 Ira Rosen <irar@il.ibm.com>
12062 PR tree-optimization/39698
12063 * tree-vect-loop.c (get_initial_def_for_reduction): Use the
12064 type of the reduction variable. Only generate the def if
12067 * omp-low.c (expand_omp_for_generic): When converting to a pointer
12068 make sure to first convert to an integer of the same precision.
12069 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer): Retain
12070 the type of the evolution correctly in computing the new
12071 induction variable base.
12073 2009-04-16 Richard Guenther <rguenther@suse.de>
12075 PR middle-end/39625
12076 * tree-cfg.c (make_blocks): Split statements with to-be
12077 abnormal SSA names on the lhs.
12079 2009-04-16 Paolo Bonzini <bonzini@gnu.org>
12081 * c-common.c (vector_targets_convertible_p, vector_types_convertible_p):
12082 Use TYPE_VECTOR_OPAQUE instead of targetm.vector_opaque_p.
12083 * c-typeck.c (really_start_incremental_init): Likewise.
12084 * target-def.h (TARGET_VECTOR_OPAQUE_P): Remove.
12085 (TARGET_INITIALIZER): Remove it.
12086 * target.h (struct target): Remove vector_opaque_p.
12087 * tree.c (build_opaque_vector_type): New.
12088 * tree.h (TYPE_VECTOR_OPAQUE): New.
12089 (build_opaque_vector_type): Declare.
12090 * doc/tm.texi (TARGET_VECTOR_OPAQUE_P): Remove.
12091 * config/rs6000/rs6000.c (build_opaque_vector_type,
12092 rs6000_is_vector_type, TARGET_VECTOR_OPAQUE_P): Remove.
12093 (rs6000_init_builtins): Use build_opaque_vector_type for
12094 opaque_V4SI_type_node.
12096 2009-04-15 Catherine Moore <clm@codesourcery.com>
12098 * debug.h (set_name): Declare.
12099 * dwarf2out.c (dwarf2out_set_name): Declare.
12100 (dwarf2_debug_hooks): Add set_name.
12101 (find_AT_string): New.
12102 (add_AT_string): Call find_AT_string.
12103 (dwarf2out_set_name): New.
12104 * cp/decl.c (grokdeclarator): Call set_name.
12105 * vmsdbgout.c (vmsdbg_debug_hooks): Add set_name_debug_nothing.
12106 * debug.c (do_nothing_debug_hooks): Likewise.
12107 * dbxout.c (dbx_debug_hooks): Likewise.
12108 * sdbout.c (sdb_debug_hooks): Likewise.
12110 2009-04-15 Michael Eager <eager@eagercon.com>
12112 * config/rs6000/rs6000.c (rs6000_function_value): Set function return
12113 reg for single-precision FPU.
12114 * config/rs6000/rs6000.md (movsi_internal1): Only for
12115 !TARGET_SINGLE_FPU.
12116 (movsi_internal1_single): New. Add pattern to move SI values to/from
12117 single-precision FP regs.
12119 2009-04-15 Richard Guenther <rguenther@suse.de>
12121 * omp-low.c (lower_rec_input_clauses): Build correct address
12123 (expand_omp_for_generic): Fix multiplication type.
12124 * tree-loop-distribution.c (build_size_arg): Build a size_t argument.
12125 (generate_memset_zero): Fix types.
12126 * tree-profile.c (prepare_instrumented_value): Correctly
12129 2009-04-15 Ian Lance Taylor <iant@google.com>
12131 * c.opt (Wenum-compare): Enable for C and Objc. Initialize to -1.
12132 * c-opts.c (c_common_handle_option): For C, set warn_enum_compare
12133 for -Wall and for -Wc++-compat.
12134 (c_common_post_options): For C++, set warn_enum_compare if not
12136 * c-tree.h (struct c_expr): Add field original_type.
12137 (build_external_ref): Update declaration.
12138 * c-parser.c (c_parser_braced_init): Set original_type.
12139 (c_parser_initelt): Likewise.
12140 (c_parser_expr_no_commas): Likewise.
12141 (c_parser_conditional_expression): Likewise.
12142 (c_parser_cast_expression): Likewise.
12143 (c_parser_unary_expression): Likewise. Pull setting of
12144 original_code to top of function.
12145 (c_parser_sizeof_expression): Set original_type.
12146 (c_parser_alignof_expression): Likewise.
12147 (c_parser_postfix_expression): Likewise. Pull setting of
12148 original_code to top of function.
12149 (c_parser_postfix_expression_after_paren_type): Set original_type.
12150 (c_parser_postfix_expression_after_primary): Likewise.
12151 (c_parser_expression): Likewise.
12152 * c-typeck.c (build_external_ref): Add type parameter. Change all
12154 (c_expr_sizeof_expr): Set original_type field.
12155 (parser_build_unary_op): Likewise.
12156 (parser_build_binary_op): Likewise. Optionally warn about
12157 comparisons of enums of different types.
12158 (digest_init): Set original_type field.
12159 (really_start_incremental_init): Likewise.
12160 (push_init_level, pop_init_level): Likewise.
12161 * doc/invoke.texi (Warning Options): -Wenum-compare now
12164 2009-04-15 Richard Guenther <rguenther@suse.de>
12166 * tree-ssa-pre.c (eliminate): When replacing a PHI node carry
12167 out a necessary conversion.
12168 * tree-ssa-sccvn.c (run_scc_vn): Also assign value-ids to
12169 names we didn't value number.
12170 * tree-mudflap.c (mf_build_check_statement_for): Use correct types.
12172 2009-04-15 Richard Guenther <rguenther@suse.de>
12174 PR tree-optimization/39764
12175 * tree-ssa-ccp.c (get_value): Canonicalize value with
12176 canonicalize_float_value.
12178 2009-04-15 Jan Hubicka <jh@suse.cz>
12180 * builtins.def (va_start, va_end, va_copy): Fix my previous commit.
12181 Wrong version of patch.
12183 2009-04-15 Jan Hubicka <jh@suse.cz>
12185 * builtins.def (va_start, va_end, va_copy): Mark nothrow.
12187 2009-04-15 Nathan Sidwell <nathan@codesourcery.com>
12189 * config/rs6000/rs6000.c (rs6000_init_builtins): Set TYPE_NAME of
12190 our distinct integral and vector types.
12192 2009-04-15 Rafael Avila de Espindola <espindola@google.com>
12194 * class.c (build_vtbl_ref_1): Remove call to assemble_external.
12195 * init.c (build_vtbl_address): Remove call to assemble_external.
12197 2009-04-14 Daniel Jacobowitz <dan@codesourcery.com>
12199 * config/rs6000/rs6000.c (rs6000_dwarf_register_span): Fix debug
12200 output for other floating point modes.
12202 2009-04-14 Diego Novillo <dnovillo@google.com>
12204 * diagnostic.c (diagnostic_report_diagnostic): Do not
12205 warn about loaded plugins for DK_ERROR and DK_WARNING.
12206 * c-decl.c (declspecs_add_type): Move call to
12207 invoke_plugin_callbacks ...
12208 * c-parser.c (c_parser_declspecs): ... here.
12209 * plugin.c (dump_active_plugins): Tidy output.
12211 2009-04-14 Diego Novillo <dnovillo@google.com>
12212 Le-Chun Wu <lcwu@google.com>
12214 * configure.ac: Add --enable-plugin support.
12215 Define ENABLE_PLUGIN and PLUGINLIBS when specified.
12216 * Makefile.in (PLUGIN_H): Define.
12217 Export ENABLE_PLUGIN and GMPINC to site.exp.
12218 Add PLUGINLIBS to link command.
12219 Add/modify dependencies for plugin.o and files including plugin.h.
12221 * config.in: Regenerate.
12223 * opts.c (common_handle_option): Handle OPT_fplugin_ and
12226 2009-04-14 Le-Chun Wu <lcwu@google.com>
12228 * tree-pass.h (register_one_dump_file): Add a prototype for
12229 register_one_dump_file.
12230 * toplev.c (compile_file): Call initialize_plugins.
12231 (do_compile): Call invoke_plugin_callbacks.
12232 (toplev_main): Call invoke_plugin_callbacks.
12233 * common.opt: Add -fplugin= and -fplugin-arg-.
12234 * gcc-plugin.h: New public header file for plugins to include.
12235 * plugin.c: New source file.
12236 * plugin.h: New internal header file.
12237 * passes.c (register_one_dump_file): Make it external.
12239 * c-parser.c (c_parser_declspecs): Call invoke_plugin_callbacks.
12241 2009-04-14 Diego Novillo <dnovillo@google.com>
12243 * doc/plugins.texi: New.
12244 * doc/gccint.texi: Add reference to Plugins chapter.
12245 * doc/invoke.texi: Document -fplugin and -fplugin-arg
12246 * diagnostic.c (diagnostic_report_diagnostic): Warn about
12247 loaded plugins, if any.
12248 * timevar.def (TV_PLUGIN_INIT): Define.
12249 (TV_PLUGIN_RUN): Define.
12250 * plugin.c: Include timevar.h
12251 (plugins_active_p): New.
12252 (dump_active_plugins): New.
12253 (debug_active_plugins): New.
12255 2009-04-14 Joseph Myers <joseph@codesourcery.com>
12257 * config/sol2.h (LINK_ARCH32_SPEC_BASE): Use %R with absolute
12259 * config/sparc/sol2-bi.h (LINK_ARCH64_SPEC_BASE): Likewise.
12261 2009-04-14 Kazu Hirata <kazu@codesourcery.com>
12263 * config/arm/arm.c (arm_rtx_costs_1): Treat a minus with a shift
12264 the same as a minus without a shift.
12266 2009-04-14 Nick Clifton <nickc@redhat.com>
12268 * config/stormy16/stormy16.md (ineqbranch_1): Do not assume that
12269 comparisons with small integers will always produce a short
12272 2009-04-14 Rafael Avila de Espindola <espindola@google.com>
12275 2008-12-19 Diego Novillo <dnovillo@google.com>
12277 * cgraph.c (dump_cgraph_node): Show memory address of NODE.
12279 2009-04-14 Richard Guenther <rguenther@suse.de>
12281 * tree-cfg.c (verify_gimple_assign_unary): Adjust vector code
12283 (verify_gimple_assign_binary): Likewise. Handle shifts and
12285 (verify_gimple_phi): Print the mismatched argument position.
12286 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
12288 (vect_update_init_of_dr): Likewise.
12289 * matrix-reorg.c (transform_access_sites): Do what the
12291 * omp-low.c (expand_omp_atomic_pipeline): Use the correct types.
12293 2009-04-13 Michael Eager <eager@eagercon.com>
12295 * config/rs6000/rs6000-c.c: generate defines if rs6000_xilinx_fpu:
12296 _XFPU, _XFPU_SP_LITE, _XFPU_SP_FULL, _XFPU_DP_LITE, _XFPU_DP_FULL
12297 * config/rs6000/xilinx.h: New. Spec for powerpc-xilinx-eabi
12298 * config.gcc (powerpc-xilinx-eabi): add xilinx.h to tm_file,
12299 remove duplicate config
12301 2009-04-13 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
12303 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Dump
12304 file_name:line_number type locator of the call site.
12306 2009-04-13 Vladimir Makarov <vmakarov@redhat.com>
12308 * genautomata.c: Put blank after comma.
12309 (automaton_decls): New.
12310 (struct unit_usage): Add comments to member next.
12311 (store_alt_unit_usage): Keep the list ordered.
12312 (unit_present_on_list_p, equal_alternatives_p): New.
12313 (check_regexp_units_distribution): Check units distribution
12314 correctness correctly.
12315 (main): Don't write automata if error is found. Return correct
12318 * config/m68k/cf.md (cfv4_ds): Remove.
12319 (cfv4_pOEP1, cfv4_sOEP1, cfv4_pOEP2,cfv4_sOEP2, cfv4_pOEP3,
12320 cfv4_sOEP3): Assign to cfv4_oep instead of cfv4_ds.
12322 * config/rs6000/power4.md (lsuq_power4, iq_power4, fpq_power4,
12323 power4-load-ext, power4-store, power4-store-update,
12324 power4-fpstore, power4-fpstore-update, power4-two, power4-three,
12325 power4-insert, power4-compare, power4-lmul-cmp, power4-imul-cmp,
12326 power4-lmul, , power4-imul, power4-imul3, power4-sdiv,
12327 power4-sqrt, power4-isync): Modify reservation to make correct
12328 unit distribution to automata.
12330 * config/rs6000/power5.md (iq_power5, fpq_power5, power5-store,
12331 power5-store-update, power5-two, power5-three, power5-lmul,
12332 power5-imul, power5-imul3, power5-sdiv, power5-sqrt): Ditto.
12334 2009-04-13 Adam Nemet <anemet@caviumnetworks.com>
12336 * except.c (pass_set_nothrow_function_flags): Set name and add
12338 (set_nothrow_function_flags): Mention in the dump file when
12339 changing a function to nothrow.
12341 2009-04-13 Ozkan Sezer <sezeroz@gmail.com>
12344 * gbl-ctors.h (DO_GLOBAL_CTORS_BODY): Use __SIZE_TYPE__
12345 instead of unsigned long.
12347 2009-04-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
12349 * config/arm/arm.c (return_used_this_function): Remove.
12350 (arm_output_function_prologue): Remove use of
12351 return_used_this_function.
12352 (output_return_instruction): Replace use of
12353 return_used_this_function
12354 by cfun->machine->return_used_this_function.
12355 (arm_output_epilogue): Likewise.
12356 (arm_output_function_epilogue): Likewise.
12357 (thumb_unexpanded_epilogue): Likewise.
12358 * config/arm/arm.h (struct machine_function):
12359 New member return_used_this_function.
12361 2009-04-12 Mark Mitchell <mark@codesourcery.com>
12363 * doc/install.texi: Correct description of default directory for
12364 --with-gxx-include-dir.
12366 2009-04-12 Eric Botcazou <ebotcazou@adacore.com>
12368 * fold-const.c (build_range_check): Properly deal with enumeral and
12369 boolean base types.
12371 2009-04-12 Steven Bosscher <steven@gcc.gnu.org>
12373 * doc/invoke.texi (max_gcse_passes): Remove documentation.
12374 * params.def (PARAM_MAX_GCSE_PASSES): Remove.
12375 * params.h (MAX_GCSE_PASSES): Remove.
12376 * gcse.c (gcse_main): Run CPROP1, PRE or HOIST, and CPROP2
12377 in sequence. Remove ability to run multiple passes.
12378 (bypass_jumps): Report run as third CPROP pass.
12380 2009-04-12 Adam Nemet <anemet@caviumnetworks.com>
12382 PR middle-end/39651
12383 * except.c (can_throw_external): Look at each insn in a SEQUENCE
12384 when deciding whether the whole SEQUENCE can throw.
12386 2009-04-12 Uros Bizjak <ubizjak@gmail.com>
12389 * config/alpha/predicates.md (local_symbolic_operand): Return 1 for
12390 offseted label references.
12392 2009-04-11 Jan Hubicka <jh@suse.cz>
12394 * tree-ssa-pre.c (eliminate): Fix call of update_stmt.
12396 2009-04-11 Richard Guenther <rguenther@suse.de>
12398 PR middle-end/39732
12399 * tree-inline.c (declare_return_variable): Mark DECL_BY_REFERENCE
12400 return variables as TREE_ADDRESSABLE.
12402 2009-04-11 Richard Guenther <rguenther@suse.de>
12404 PR tree-optimization/39713
12405 * tree-ssa-sccvn.c (vn_get_expr_for): Make sure built
12406 reference trees have SSA_NAME operands.
12408 2009-04-11 Richard Guenther <rguenther@suse.de>
12411 * c-gimplify.c (c_gimplify_expr): Adjust check for mismatched
12412 address expressions.
12414 2009-04-11 Dave Korn <dave.korn.cygwin@gmail.com>
12416 * config/i386/cygwin-stdint.h (INT_LEAST32_TYPE): Update to
12417 match changes in Cygwin 1.7
12418 (UINT_LEAST32_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE,
12419 UINT_FAST16_TYPE, UINT_FAST32_TYPE): Likewise.
12421 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
12423 PR tree-optimization/39701
12424 * doc/invoke.texi (Optimization Options): Document change in
12425 meaning and initialization of -fdelete-null-pointer-checks.
12427 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
12429 PR middle-end/39701
12430 * common.opt (-fdelete-null-pointer-checks): Initialize to 1.
12432 * opts.c (decode_options): Don't set flag_delete_null_pointer_checks
12435 * doc/invoke.texi: Update -fdelete-null-pointer-checks.
12437 2009-04-10 Chao-ying Fu <fu@mips.com>
12439 * doc/tm.texi (Instruction Output): Document
12440 TARGET_ASM_FINAL_POSTSCAN_INSN.
12441 * target.h (final_postscan_insn): New field in asm_out.
12442 * target-def.h (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
12443 (TARGET_ASM_OUT): Add TARGET_ASM_FINAL_POSTSCAN_INSN.
12444 * final.c (final_scan_insn): Call
12445 targetm.asm_out.final_postscan_insn after outputting
12446 an asm macro and a normal instruction.
12448 * config/mips/mips.h (FINAL_PRESCAN_INSN): New define.
12449 * config/mips/mips-protos.h (mips_final_prescan_insn): Declare.
12450 * config/mips/mips.c (mips_at_reg_p): New for_each_rtx callback.
12451 (mips_final_prescan_insn, mips_final_postscan_insn): New functions.
12452 (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
12454 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
12456 PR middle-end/39701
12457 * fold-const.c (tree_single_nonzero_warnv_p): Pass non-static
12458 variables as non-NULL even with -fdelete-null-pointer-checks.
12460 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
12462 * config/rs6000/darwin-vecsave.asm: Remove extra "*/".
12464 2009-04-09 H.J. Lu <hongjiu.lu@intel.com>
12467 * config/i386/i386.c (classify_argument): Handle SCmode with
12468 (bit_offset % 64) != 0.
12470 2009-04-09 Sandra Loosemore <sandra@codesourcery.com>
12472 * doc/invoke.texi (Optimize Options): Add cross-reference to
12473 -Q --help=optimizers examples.
12475 2009-04-10 Ben Elliston <bje@au.ibm.com>
12478 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Do not set
12479 regalign for the reg == fpr and TDmode case.
12481 2009-04-09 David Ayers <ayers@fsfe.org>
12484 * objc/objc-act.c (warn_with_method): Remove helper function.
12485 (check_duplicates): Call warning and inform directly.
12486 (really_start_method): Likewise.
12488 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
12490 * expmed.c (expand_divmod): Always use a comparison for a division
12491 by a large unsigned integer.
12493 * fold-const.c (tree_single_nonzero_warnv_p): Always treat decls
12494 for things others than variables or functions as nonzero.
12496 2009-04-09 Nick Clifton <nickc@redhat.com>
12498 * unwind-compat.c: Change copyright header to refer to version
12499 3 of the GNU General Public License with version 3.1 of the
12500 GCC Runtime Library Exception and to point readers at the
12501 COPYING3 and COPYING3.RUNTIME files and the FSF's license web page.
12502 * config/alpha/crtfastmath.c: Likewise.
12503 * config/alpha/linux-unwind.h: Likewise.
12504 * config/alpha/qrnnd.asm: Likewise.
12505 * config/alpha/vms-crt0-64.c: Likewise.
12506 * config/alpha/vms-crt0.c: Likewise.
12507 * config/alpha/vms-dwarf2.asm: Likewise.
12508 * config/alpha/vms-dwarf2eh.asm: Likewise.
12509 * config/alpha/vms-psxcrt0-64.c: Likewise.
12510 * config/alpha/vms-psxcrt0.c: Likewise.
12511 * config/alpha/vms_tramp.asm: Likewise.
12512 * config/arc/initfini.c: Likewise.
12513 * config/arc/lib1funcs.asm: Likewise.
12514 * config/arm/bpabi-v6m.S: Likewise.
12515 * config/arm/bpabi.S: Likewise.
12516 * config/arm/bpabi.c: Likewise.
12517 * config/arm/crti.asm: Likewise.
12518 * config/arm/crtn.asm: Likewise.
12519 * config/arm/ieee754-df.S: Likewise.
12520 * config/arm/ieee754-sf.S: Likewise.
12521 * config/arm/lib1funcs.asm: Likewise.
12522 * config/arm/libunwind.S: Likewise.
12523 * config/arm/linux-atomic.c: Likewise.
12524 * config/arm/mmintrin.h: Likewise.
12525 * config/arm/pr-support.c: Likewise.
12526 * config/arm/unaligned-funcs.c: Likewise.
12527 * config/arm/unwind-arm.c: Likewise.
12528 * config/arm/unwind-arm.h: Likewise.
12529 * config/avr/libgcc.S: Likewise.
12530 * config/bfin/crti.s: Likewise.
12531 * config/bfin/crtlibid.s: Likewise.
12532 * config/bfin/crtn.s: Likewise.
12533 * config/bfin/lib1funcs.asm: Likewise.
12534 * config/bfin/linux-unwind.h: Likewise.
12535 * config/cris/arit.c: Likewise.
12536 * config/cris/cris_abi_symbol.c: Likewise.
12537 * config/darwin-64.c: Likewise.
12538 * config/darwin-crt2.c: Likewise.
12539 * config/darwin-crt3.c: Likewise.
12540 * config/darwin.h: Likewise.
12541 * config/dbxelf.h: Likewise.
12542 * config/dfp-bit.c: Likewise.
12543 * config/dfp-bit.h: Likewise.
12544 * config/elfos.h: Likewise.
12545 * config/fixed-bit.c: Likewise.
12546 * config/fixed-bit.h: Likewise.
12547 * config/fp-bit.c: Likewise.
12548 * config/fp-bit.h: Likewise.
12549 * config/fr30/crti.asm: Likewise.
12550 * config/fr30/crtn.asm: Likewise.
12551 * config/fr30/lib1funcs.asm: Likewise.
12552 * config/freebsd-spec.h: Likewise.
12553 * config/frv/cmovd.c: Likewise.
12554 * config/frv/cmovh.c: Likewise.
12555 * config/frv/cmovw.c: Likewise.
12556 * config/frv/frvbegin.c: Likewise.
12557 * config/frv/frvend.c: Likewise.
12558 * config/frv/lib1funcs.asm: Likewise.
12559 * config/glibc-stdint.h: Likewise.
12560 * config/h8300/clzhi2.c: Likewise.
12561 * config/h8300/crti.asm: Likewise.
12562 * config/h8300/crtn.asm: Likewise.
12563 * config/h8300/ctzhi2.c: Likewise.
12564 * config/h8300/fixunssfsi.c: Likewise.
12565 * config/h8300/lib1funcs.asm: Likewise.
12566 * config/h8300/parityhi2.c: Likewise.
12567 * config/h8300/popcounthi2.c: Likewise.
12568 * config/i386/ammintrin.h: Likewise.
12569 * config/i386/att.h: Likewise.
12570 * config/i386/avxintrin.h: Likewise.
12571 * config/i386/biarch64.h: Likewise.
12572 * config/i386/bmmintrin.h: Likewise.
12573 * config/i386/cpuid.h: Likewise.
12574 * config/i386/cross-stdarg.h: Likewise.
12575 * config/i386/crtfastmath.c: Likewise.
12576 * config/i386/crtprec.c: Likewise.
12577 * config/i386/cygming-crtbegin.c: Likewise.
12578 * config/i386/cygming-crtend.c: Likewise.
12579 * config/i386/cygwin.asm: Likewise.
12580 * config/i386/emmintrin.h: Likewise.
12581 * config/i386/gmm_malloc.h: Likewise.
12582 * config/i386/gthr-win32.c: Likewise.
12583 * config/i386/i386.h: Likewise.
12584 * config/i386/immintrin.h: Likewise.
12585 * config/i386/linux-unwind.h: Likewise.
12586 * config/i386/linux64.h: Likewise.
12587 * config/i386/mm3dnow.h: Likewise.
12588 * config/i386/mmintrin-common.h: Likewise.
12589 * config/i386/mmintrin.h: Likewise.
12590 * config/i386/nmmintrin.h: Likewise.
12591 * config/i386/pmm_malloc.h: Likewise.
12592 * config/i386/pmmintrin.h: Likewise.
12593 * config/i386/smmintrin.h: Likewise.
12594 * config/i386/sol2-c1.asm: Likewise.
12595 * config/i386/sol2-ci.asm: Likewise.
12596 * config/i386/sol2-cn.asm: Likewise.
12597 * config/i386/sol2-gc1.asm: Likewise.
12598 * config/i386/tmmintrin.h: Likewise.
12599 * config/i386/unix.h: Likewise.
12600 * config/i386/w32-unwind.h: Likewise.
12601 * config/i386/wmmintrin.h: Likewise.
12602 * config/i386/x86-64.h: Likewise.
12603 * config/i386/x86intrin.h: Likewise.
12604 * config/i386/xmmintrin.h: Likewise.
12605 * config/ia64/crtbegin.asm: Likewise.
12606 * config/ia64/crtend.asm: Likewise.
12607 * config/ia64/crtfastmath.c: Likewise.
12608 * config/ia64/crti.asm: Likewise.
12609 * config/ia64/crtn.asm: Likewise.
12610 * config/ia64/fde-glibc.c: Likewise.
12611 * config/ia64/lib1funcs.asm: Likewise.
12612 * config/ia64/linux-unwind.h: Likewise.
12613 * config/ia64/quadlib.c: Likewise.
12614 * config/ia64/unwind-ia64.c: Likewise.
12615 * config/linux.h: Likewise.
12616 * config/m32c/m32c-lib1.S: Likewise.
12617 * config/m32c/m32c-lib2-trapv.c: Likewise.
12618 * config/m32c/m32c-lib2.c: Likewise.
12619 * config/m32r/initfini.c: Likewise.
12620 * config/m68hc11/larith.asm: Likewise.
12621 * config/m68hc11/m68hc11-crt0.S: Likewise.
12622 * config/m68k/cf.md: Likewise.
12623 * config/m68k/crti.s: Likewise.
12624 * config/m68k/crtn.s: Likewise.
12625 * config/m68k/lb1sf68.asm: Likewise.
12626 * config/m68k/linux-unwind.h: Likewise.
12627 * config/mcore/crti.asm: Likewise.
12628 * config/mcore/crtn.asm: Likewise.
12629 * config/mcore/lib1.asm: Likewise.
12630 * config/mips/linux-unwind.h: Likewise.
12631 * config/mips/loongson.h: Likewise.
12632 * config/mips/mips16.S: Likewise.
12633 * config/mmix/crti.asm: Likewise.
12634 * config/mmix/crtn.asm: Likewise.
12635 * config/pa/fptr.c: Likewise.
12636 * config/pa/hpux-unwind.h: Likewise.
12637 * config/pa/lib2funcs.asm: Likewise.
12638 * config/pa/linux-atomic.c: Likewise.
12639 * config/pa/linux-unwind.h: Likewise.
12640 * config/pa/milli64.S: Likewise.
12641 * config/pa/quadlib.c: Likewise.
12642 * config/pa/stublib.c: Likewise.
12643 * config/picochip/libgccExtras/adddi3.asm: Likewise.
12644 * config/picochip/libgccExtras/ashlsi3.asm: Likewise.
12645 * config/picochip/libgccExtras/ashlsi3.c: Likewise.
12646 * config/picochip/libgccExtras/ashrsi3.asm: Likewise.
12647 * config/picochip/libgccExtras/ashrsi3.c: Likewise.
12648 * config/picochip/libgccExtras/cmpsi2.asm: Likewise.
12649 * config/picochip/libgccExtras/divmod15.asm: Likewise.
12650 * config/picochip/libgccExtras/divmodhi4.asm: Likewise.
12651 * config/picochip/libgccExtras/divmodsi4.asm: Likewise.
12652 * config/picochip/libgccExtras/longjmp.asm: Likewise.
12653 * config/picochip/libgccExtras/lshrsi3.asm: Likewise.
12654 * config/picochip/libgccExtras/lshrsi3.c: Likewise.
12655 * config/picochip/libgccExtras/parityhi2.asm: Likewise.
12656 * config/picochip/libgccExtras/popcounthi2.asm: Likewise.
12657 * config/picochip/libgccExtras/setjmp.asm: Likewise.
12658 * config/picochip/libgccExtras/subdi3.asm: Likewise.
12659 * config/picochip/libgccExtras/ucmpsi2.asm: Likewise.
12660 * config/picochip/libgccExtras/udivmodhi4.asm: Likewise.
12661 * config/picochip/libgccExtras/udivmodsi4.asm: Likewise.
12662 * config/rs6000/750cl.h: Likewise.
12663 * config/rs6000/altivec.h: Likewise.
12664 * config/rs6000/biarch64.h: Likewise.
12665 * config/rs6000/crtresfpr.asm: Likewise.
12666 * config/rs6000/crtresgpr.asm: Likewise.
12667 * config/rs6000/crtresxfpr.asm: Likewise.
12668 * config/rs6000/crtresxgpr.asm: Likewise.
12669 * config/rs6000/crtsavfpr.asm: Likewise.
12670 * config/rs6000/crtsavgpr.asm: Likewise.
12671 * config/rs6000/darwin-asm.h: Likewise.
12672 * config/rs6000/darwin-fallback.c: Likewise.
12673 * config/rs6000/darwin-fpsave.asm: Likewise.
12674 * config/rs6000/darwin-ldouble.c: Likewise.
12675 * config/rs6000/darwin-tramp.asm: Likewise.
12676 * config/rs6000/darwin-unwind.h: Likewise.
12677 * config/rs6000/darwin-vecsave.asm: Likewise.
12678 * config/rs6000/darwin-world.asm: Likewise.
12679 * config/rs6000/e500crtres32gpr.asm: Likewise.
12680 * config/rs6000/e500crtres64gpr.asm: Likewise.
12681 * config/rs6000/e500crtres64gprctr.asm: Likewise.
12682 * config/rs6000/e500crtrest32gpr.asm: Likewise.
12683 * config/rs6000/e500crtrest64gpr.asm: Likewise.
12684 * config/rs6000/e500crtresx32gpr.asm: Likewise.
12685 * config/rs6000/e500crtresx64gpr.asm: Likewise.
12686 * config/rs6000/e500crtsav32gpr.asm: Likewise.
12687 * config/rs6000/e500crtsav64gpr.asm: Likewise.
12688 * config/rs6000/e500crtsav64gprctr.asm: Likewise.
12689 * config/rs6000/e500crtsavg32gpr.asm: Likewise.
12690 * config/rs6000/e500crtsavg64gpr.asm: Likewise.
12691 * config/rs6000/e500crtsavg64gprctr.asm: Likewise.
12692 * config/rs6000/eabi-ci.asm: Likewise.
12693 * config/rs6000/eabi-cn.asm: Likewise.
12694 * config/rs6000/eabi.asm: Likewise.
12695 * config/rs6000/linux-unwind.h: Likewise.
12696 * config/rs6000/linux64.h: Likewise.
12697 * config/rs6000/paired.h: Likewise.
12698 * config/rs6000/paired.md: Likewise.
12699 * config/rs6000/ppc64-fp.c: Likewise.
12700 * config/rs6000/ppu_intrinsics.h: Likewise.
12701 * config/rs6000/rs6000.h: Likewise.
12702 * config/rs6000/si2vmx.h: Likewise.
12703 * config/rs6000/sol-ci.asm: Likewise.
12704 * config/rs6000/sol-cn.asm: Likewise.
12705 * config/rs6000/spe.h: Likewise.
12706 * config/rs6000/spu2vmx.h: Likewise.
12707 * config/rs6000/sysv4.h: Likewise.
12708 * config/rs6000/tramp.asm: Likewise.
12709 * config/rs6000/vec_types.h: Likewise.
12710 * config/s390/linux-unwind.h: Likewise.
12711 * config/s390/tpf-unwind.h: Likewise.
12712 * config/score/crti.asm: Likewise.
12713 * config/score/crtn.asm: Likewise.
12714 * config/sh/crt1.asm: Likewise.
12715 * config/sh/crti.asm: Likewise.
12716 * config/sh/crtn.asm: Likewise.
12717 * config/sh/divtab-sh4-300.c: Likewise.
12718 * config/sh/divtab-sh4.c: Likewise.
12719 * config/sh/divtab.c: Likewise.
12720 * config/sh/lib1funcs-4-300.asm: Likewise.
12721 * config/sh/lib1funcs-Os-4-200.asm: Likewise.
12722 * config/sh/lib1funcs.asm: Likewise.
12723 * config/sh/lib1funcs.h: Likewise.
12724 * config/sh/linux-atomic.asm: Likewise.
12725 * config/sh/linux-unwind.h: Likewise.
12726 * config/sh/shmedia.h: Likewise.
12727 * config/sh/sshmedia.h: Likewise.
12728 * config/sh/ushmedia.h: Likewise.
12729 * config/sparc/crtfastmath.c: Likewise.
12730 * config/sparc/linux-unwind.h: Likewise.
12731 * config/sparc/sol2-c1.asm: Likewise.
12732 * config/sparc/sol2-ci.asm: Likewise.
12733 * config/sparc/sol2-cn.asm: Likewise.
12734 * config/spu/divmodti4.c: Likewise.
12735 * config/spu/divv2df3.c: Likewise.
12736 * config/spu/float_disf.c: Likewise.
12737 * config/spu/float_unsdidf.c: Likewise.
12738 * config/spu/float_unsdisf.c: Likewise.
12739 * config/spu/float_unssidf.c: Likewise.
12740 * config/spu/mfc_multi_tag_release.c: Likewise.
12741 * config/spu/mfc_multi_tag_reserve.c: Likewise.
12742 * config/spu/mfc_tag_release.c: Likewise.
12743 * config/spu/mfc_tag_reserve.c: Likewise.
12744 * config/spu/mfc_tag_table.c: Likewise.
12745 * config/spu/multi3.c: Likewise.
12746 * config/spu/spu_internals.h: Likewise.
12747 * config/spu/spu_intrinsics.h: Likewise.
12748 * config/spu/spu_mfcio.h: Likewise.
12749 * config/spu/vec_types.h: Likewise.
12750 * config/spu/vmx2spu.h: Likewise.
12751 * config/stormy16/stormy16-lib2.c: Likewise.
12752 * config/svr4.h: Likewise.
12753 * config/sync.c: Likewise.
12754 * config/v850/lib1funcs.asm: Likewise.
12755 * config/vxlib-tls.c: Likewise.
12756 * config/vxlib.c: Likewise.
12757 * config/vxworks-dummy.h: Likewise.
12758 * config/xtensa/crti.asm: Likewise.
12759 * config/xtensa/crtn.asm: Likewise.
12760 * config/xtensa/ieee754-df.S: Likewise.
12761 * config/xtensa/ieee754-sf.S: Likewise.
12762 * config/xtensa/lib1funcs.asm: Likewise.
12763 * config/xtensa/lib2funcs.S: Likewise.
12764 * config/xtensa/linux-unwind.h: Likewise.
12765 * config/xtensa/unwind-dw2-xtensa.c: Likewise.
12766 * config/xtensa/unwind-dw2-xtensa.h: Likewise.
12767 * coretypes.h: Likewise.
12768 * crtstuff.c: Likewise.
12769 * defaults.h: Likewise.
12770 * dwarf2.h: Likewise.
12771 * emutls.c: Likewise.
12772 * gbl-ctors.h: Likewise.
12773 * gcov-io.h: Likewise.
12774 * ginclude/float.h: Likewise.
12775 * ginclude/iso646.h: Likewise.
12776 * ginclude/stdarg.h: Likewise.
12777 * ginclude/stdbool.h: Likewise.
12778 * ginclude/stddef.h: Likewise.
12779 * ginclude/stdfix.h: Likewise.
12780 * ginclude/stdint-gcc.h: Likewise.
12781 * ginclude/tgmath.h: Likewise.
12782 * gthr-aix.h: Likewise.
12783 * gthr-dce.h: Likewise.
12784 * gthr-gnat.c: Likewise.
12785 * gthr-gnat.h: Likewise.
12786 * gthr-lynx.h: Likewise.
12787 * gthr-mipssde.h: Likewise.
12788 * gthr-nks.h: Likewise.
12789 * gthr-posix.c: Likewise.
12790 * gthr-posix.h: Likewise.
12791 * gthr-posix95.h: Likewise.
12792 * gthr-rtems.h: Likewise.
12793 * gthr-single.h: Likewise.
12794 * gthr-solaris.h: Likewise.
12795 * gthr-tpf.h: Likewise.
12796 * gthr-vxworks.h: Likewise.
12797 * gthr-win32.h: Likewise.
12798 * gthr.h: Likewise.
12799 * libgcc2.c: Likewise.
12800 * libgcc2.h: Likewise.
12801 * libgcov.c: Likewise.
12802 * tsystem.h: Likewise.
12803 * typeclass.h: Likewise.
12804 * unwind-c.c: Likewise.
12805 * unwind-compat.h: Likewise.
12806 * unwind-dw2-fde-compat.c: Likewise.
12807 * unwind-dw2-fde-darwin.c: Likewise.
12808 * unwind-dw2-fde-glibc.c: Likewise.
12809 * unwind-dw2-fde.c: Likewise.
12810 * unwind-dw2-fde.h: Likewise.
12811 * unwind-dw2.c: Likewise.
12812 * unwind-dw2.h: Likewise.
12813 * unwind-generic.h: Likewise.
12814 * unwind-pe.h: Likewise.
12815 * unwind-sjlj.c: Likewise.
12816 * unwind.inc: Likewise.
12817 * config/arm/neon-gen.ml: Change generated copyright header to
12818 refer to version 3 of the GNU General Public License with
12819 version 3.1 of the GCC Runtime Library Exception and to point
12820 readers at the COPYING3 and COPYING3.RUNTIME files and the
12821 FSF's license web page.
12822 * config/arm/arm_neon.h: Regenerate.
12824 2009-04-09 Jakub Jelinek <jakub@redhat.com>
12826 * config/cris/cris.md: Change copyright header to refer to version
12827 3 of the GNU General Public License.
12828 * doc/install.texi2html: Change copyright header to refer to version
12829 3 of the GNU General Public License and to point readers at the
12830 COPYING3 file and the FSF's license web page.
12831 * config/vax/linux.h: Likewise.
12833 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
12835 * config/i386/i386.md (cmpcc): New.
12836 * config/i386/sync.md (sync_compare_and_swap*): Set FLAGS_REG.
12837 (sync_compare_and_swap_cc*): Delete.
12839 * config/s390/s390.c (s390_compare_emitted): Remove.
12840 (s390_emit_compare): Handle MODE_CC s390_compare_op0 like
12841 s390_compare_emitted used to be handled. Assert that modes match.
12842 (s390_emit_compare_and_swap): Use s390_emit_compare, do not
12843 refer to sync_compare_and_swap_ccsi.
12844 * config/s390/s390.h (s390_compare_emitted): Remove.
12845 * config/s390/s390.md (seq): Look for MODE_CC s390_compare_op0
12846 instead of s390_compare_emitted.
12847 (stack_protect_test, sync_compare_and_swap_cc): Set s390_compare_op0
12848 instead of s390_compare_emitted.
12849 * config/s390/s390.md (cmpcc): New.
12850 (sync_compare_and_swapqi, sync_compare_and_swaphi): Clobber
12851 CC_REGNUM, do not pretend it's set.
12852 (sync_compare_and_swap_cc*): Delete.
12853 * config/s390/predicates.md (cc_reg_operand): New.
12855 * expr.c (sync_compare_and_swap_cc): Delete.
12856 * optabs.h (sync_compare_and_swap_cc): Delete.
12857 * optabs.c (prepare_cmp_insn): Ignore which specific CCmode
12858 is being used with can_compare_p.
12859 (emit_cmp_and_jump_insn_1): Likewise when looking in the optab.
12860 (find_cc_set): New.
12861 (expand_bool_compare_and_swap): Do not use sync_compare_and_swap_cc,
12862 look for a MODE_CC set instead. Use emit_store_flag.
12863 (expand_compare_and_swap_loop): Likewise, with some additional
12864 complication to avoid a force_reg when useless. Use
12865 emit_cmp_and_jump_insns.
12866 * genopinit.c (optabs): Delete sync_compare_and_swap_cc.
12867 * doc/md.texi (sync_compare_and_swap_cc): Merge with
12868 sync_compare_and_swap documentation.
12870 2009-04-09 Jan Hubicka <jh@suse.cz>
12872 * except.c (find_prev_try): Break out from ....
12873 (duplicate_eh_regions): ... here; properly update prev_try pointers
12874 when duplication part of tree.
12875 (dump_eh_tree): Improve dumping.
12876 (verify_eh_region): New.
12877 (verify_eh_tree): Use it.
12879 2009-04-06 Richard Guenther <rguenther@suse.de>
12881 * c-gimplify.c (c_gimplify_expr): Fix the invalid GENERIC
12882 &ARRAY addresses by adjusting their types and prepending
12884 * tree-cfg.c (verify_gimple_assign_single): Verify that
12885 addresses are correct.
12887 2009-04-09 Richard Guenther <rguenther@suse.de>
12889 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Move non-constant
12890 indices into an array reference if possible.
12891 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
12892 Fold POINTER_PLUS_EXPR statements with invariant address.
12894 2009-04-09 Alan Modra <amodra@bigpond.net.au>
12897 * config.gcc (powerpc64-*-linux*): Always build biarch.
12899 2009-04-09 Joseph Myers <joseph@codesourcery.com>
12902 * c-typeck.c (do_case): If case label is not an INTEGER_CST, fold
12903 it and pedwarn if this results in an INTEGER_CST.
12905 2009-04-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12907 * doc/install.texi: Update minimum GMP version. Remove obsolete
12908 text in MPFR section.
12910 2009-04-08 Jakub Jelinek <jakub@redhat.com>
12912 * dwarf2out.c (class_scope_p): New static inline.
12913 (class_or_namespace_scope_p): Use it.
12914 (gen_variable_die): Use DW_TAG_member tag for static data member
12915 declarations instead of DW_TAG_variable.
12917 PR middle-end/39573
12918 * omp-low.c (expand_omp_taskreg): Finalize taskreg static local_decls
12921 2009-04-08 Richard Guenther <rguenther@suse.de>
12923 * tree-ssa-sccvn.c (valueize_refs): Do not continue to
12924 valueize random data.
12926 2009-04-08 David Edelsohn <edelsohn@gnu.org>
12928 * config.gcc (aix tm_file): Add aix-stdint.h.
12929 (aix tm clause use_gcc_stdint): Set to wrap.
12930 * config/rs6000/aix-stdint.h: New file.
12932 2009-04-08 Richard Guenther <rguenther@suse.de>
12934 PR middle-end/36291
12935 * tree-dfa.c (add_referenced_var): Do not recurse into
12936 global initializers.
12937 * tree-ssa-ccp.c (get_symbol_constant_value): Add newly
12939 (fold_const_aggregate_ref): Likewise.
12941 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
12943 * recog.c (ordered_comparison_operator): New.
12944 * gensupport.c (std_preds): Add it.
12945 * doc/md.texi (Machine-Independent Predicates): Document it.
12947 2009-04-08 Jan Hubicka <jh@suse.cz>
12949 * tree-eh.c (cleanup_eh): When not optimizing, do not try EH merging.
12950 * function.h (rtl_eh): Remove exception_handler_label_map.
12951 * except.c (ehl_hash, ehl_eq, add_ehl_entry,
12952 remove_exception_handler_label, for_each_eh_label_1): Remove.
12953 (rtl_remove_unreachable_regions): Remove.
12954 (convert_from_eh_region_ranges): Do not remove unreachable regions.
12955 (find_exception_handler_labels): Don't build the hashtable.
12956 (maybe_remove_eh_handler): Remove.
12957 (for_each_eh_label): Rewrite to walk the tree.
12958 (rest_of_handle_eh): Do not cleanup cfg prior EH construction.
12959 * except.h (maybe_remove_eh_handler): Remove.
12960 * passes.c (init_optimization_passes): Schedule second EH cleanup
12962 * cfgrtl.c (rtl_delete_block, rtl_merge_blocks,
12963 cfg_layout_merge_blocks): Do not call maybe_remove_eh_handler.
12965 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
12967 * genoutput.c (validate_optab_operands): New.
12968 (gen_insn, gen_expand): Call it.
12970 * genflags.c (gen_insn): Detect misused iterators.
12971 (main): Pass line_no to gen_insn, exit with status 1 on error.
12973 * genextract.c (line_no): Make global.
12974 (VEC_safe_set_locstr): Change assertion to error message.
12975 (main): Exit with status 1 on error.
12977 2009-04-08 Joseph Myers <joseph@codesourcery.com>
12981 * c-common.h (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
12982 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
12983 EXPR_INT_CONST_OPERANDS): Remove duplicate definitions.
12984 * c-convert.c (convert): Do not call fold on results of conversion
12985 functions when the result is a C_MAYBE_CONST_EXPR.
12986 * c-parser.c (c_parser_postfix_expression): Do not fold condition
12987 of __builtin_choose_expr.
12988 * c-typeck.c (remove_c_maybe_const_expr): New.
12989 (build_unary_op, build_conditional_expr, build_compound_expr,
12990 build_binary_op, c_objc_common_truthvalue_conversion): Call
12991 remove_c_maybe_const_expr on any input C_MAYBE_CONST_EXPR with
12994 2009-04-08 Bingfeng Mei <bmei@broadcom.com>
12996 * fold-const.c (const_binop): Combine two VECTOR_CST under operation
12997 CODE to produce a new one. Add a prototype to use fold_convert_const
12999 2009-04-08 Danny Smith <dannysmith@users.sourceforge.net>
13002 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address): Don't
13003 mix declarations and code.
13005 2009-04-08 Ben Elliston <bje@au.ibm.com>
13007 * gcc.c: Replace `CC' with `GCC' throughout.
13009 2009-04-07 H.J. Lu <hongjiu.lu@intel.com>
13011 * doc/invoke.texi: Document Atom support.
13013 2009-04-07 Jason Merrill <jason@redhat.com>
13016 * c-common.h, c-common.c: Add flag_pretty_templates.
13017 * c-opts.c (c_common_handle_option): Set it.
13018 * c.opt: Add -fno-pretty-templates.
13019 * doc/invoke.texi (C++ Dialect Options): Likewise.
13021 2009-04-07 Uros Bizjak <ubizjak@gmail.com>
13023 * config/ia64/ia64.c (ia64_builtins): Add IA64_BUILTIN_HUGE_VALQ.
13024 (ia64_init_builtins): Handle IA64_BUILTIN_HUGE_VALQ.
13025 (ia64_expand_builtin): Likewise.
13027 2009-04-07 Martin Jambor <mjambor@suse.cz>
13029 * tree-ssa-alias.c (refs_may_alias_p_1): Check for
13030 is_gimple_min_invariant rather than CONSTANT_CLASS_P so that invariant
13031 ADDR_EXPRS are include too.
13033 2009-04-07 Richard Guenther <rguenther@suse.de>
13035 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Non-aliased
13036 decls are only used if passes as parameters or if they are
13037 local statics and the call is not to a builtin.
13038 (call_may_clobber_ref_p_1): Likewise.
13040 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
13042 * expr.c (do_store_flag): Remove last argument. Simplify code
13043 to avoid duplication of tests already done by can_compare_p.
13044 (expand_expr_real_1): Adjust caller.
13046 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
13048 * optabs.c (can_compare_p): Test the predicate of a
13049 cbranch and cstore pattern.
13051 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
13053 * expr.c (convert_move): Use emit_store_flag instead of
13056 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
13058 * config/i386/i386.c (ix86_compare_emitted): Remove.
13059 (ix86_expand_compare, ix86_expand_branch): Handle MODE_CC
13060 ix86_compare_op0 like ix86_compare_emitted used to be handled.
13061 * config/i386/i386.h (ix86_compare_emitted): Remove.
13062 * config/i386/i386.md (stack_protect_test): Set ix86_compare_op0
13063 instead of ix86_compare_emitted.
13064 * config/i386/sync.md (sync_compare_and_swap_cc): Likewise.
13066 2009-04-07 Andrew Stubbs <ams@codesourcery.com>
13068 * config.gcc (sh-*-*): Add sysroot-suffix.h to tm_file.
13069 Add t-sysroot-suffix to tmake_file.
13070 * config/print-sysroot-suffix.sh: New file.
13071 * config/t-sysroot-suffix: New file.
13073 2009-04-07 Ben Elliston <bje@au.ibm.com>
13075 * libgcc2.c (INFINITY): Use __builtin_huge_val, not __builtin_inf,
13076 as the latter produces a warning when the target does not support
13079 2009-04-07 Ben Elliston <bje@au.ibm.com>
13081 * dfp.c: Replace type punning assignments with memcpy throughout.
13082 * Makefile.in (dfp.o-warn): Remove.
13084 2009-04-07 Alan Modra <amodra@bigpond.net.au>
13087 * config.gcc: Merge powerpc-*-linux* and powerpc64-*-linux*.
13088 Include soft-fp/t-softfp after rs6000/t-linux64.
13090 2009-04-06 Eric Botcazou <ebotcazou@adacore.com>
13092 * stor-layout.c (set_sizetype): Use the full precision of their
13093 machine mode for bitsize types.
13095 2009-04-06 H.J. Lu <hongjiu.lu@intel.com>
13097 * config/i386/i386.md: Revert 2 accidental checkins.
13099 2009-04-06 Joey Ye <joey.ye@intel.com>
13100 Xuepeng Guo <xuepeng.guo@intel.com>
13101 H.J. Lu <hongjiu.lu@intel.com>
13103 Atom pipeline model, tuning and insn selection.
13104 * config.gcc (atom): Add atom config options and target.
13106 * config/i386/atom.md: New.
13108 * config/i386/i386.c (atom_cost): New cost.
13109 (m_ATOM): New macro flag.
13110 (initial_ix86_tune_features): Set m_ATOM.
13111 (x86_accumulate_outgoing_args): Likewise.
13112 (x86_arch_always_fancy_math_387): Likewise.
13113 (processor_target): Add Atom cost.
13114 (cpu_names): Add Atom cpu name.
13115 (override_options): Set Atom ISA.
13116 (ix86_issue_rate): New case PROCESSOR_ATOM.
13117 (ix86_adjust_cost): Likewise.
13119 * config/i386/i386.h (TARGET_ATOM): New target macro.
13120 (ix86_tune_indices): Add X86_TUNE_OPT_AGU.
13121 (TARGET_OPT_AGU): New target option.
13122 (target_cpu_default): Add TARGET_CPU_DEFAULT_atom.
13123 (processor_type): Add PROCESSOR_ATOM.
13125 * config/i386/i386.md (cpu): Add new value "atom".
13126 (use_carry, movu): New attr.
13127 (atom.md): Include atom.md.
13128 (adddi3_carry_rex64): Set attr "use_carry".
13129 (addqi3_carry): Likewise.
13130 (addhi3_carry): Likewise.
13131 (addsi3_carry): Likewise.
13132 (*addsi3_carry_zext): Likewise.
13133 (subdi3_carry_rex64): Likewise.
13134 (subqi3_carry): Likewise.
13135 (subhi3_carry): Likewise.
13136 (subsi3_carry): Likewise.
13137 (x86_movdicc_0_m1_rex64): Likewise.
13138 (*x86_movdicc_0_m1_se): Likewise.
13139 (x86_movsicc_0_m1): Likewise.
13140 (*x86_movsicc_0_m1_se): Likewise.
13141 (*adddi_1_rex64): Emit add insn as much as possible.
13142 (*addsi_1): Likewise.
13143 (return_internal): Set atom_unit.
13144 (return_internal_long): Likewise.
13145 (return_pop_internal): Likewise.
13146 (*rcpsf2_sse): Set atom_sse_attr attr.
13147 (*qrt<mode>2_sse): Likewise.
13148 (*prefetch_sse): Likewise.
13150 * config/i386/i386-c.c (ix86_target_macros_internal): New case
13152 (ix86_target_macros_internal): Likewise.
13154 * config/i386/sse.md (cpu): Set attr "atom_sse_attr".
13155 (*prefetch_sse_rex): Likewise.
13156 (sse_rcpv4sf2): Likewise.
13157 (sse_vmrcpv4sf2): Likewise.
13158 (sse_sqrtv4sf2): Likewise.
13159 (<sse>_vmsqrt<mode>2): Likewise.
13160 (sse_ldmxcsr): Likewise.
13161 (sse_stmxcsr): Likewise.
13162 (*sse_sfence): Likewise.
13163 (sse2_clflush): Likewise.
13164 (*sse2_mfence): Likewise.
13165 (*sse2_lfence): Likewise.
13166 (avx_movup<avxmodesuffixf2c><avxmodesuffix>): Set attr "movu".
13167 (<sse>_movup<ssemodesuffixf2c>): Likewise.
13168 (avx_movdqu<avxmodesuffix>): Likewise.
13169 (avx_lddqu<avxmodesuffix>): Likewise.
13170 (sse2_movntv2di): Change attr "type" to "ssemov".
13171 (sse2_movntsi): Likewise.
13172 (rsqrtv8sf2): Change attr "type" to "sseadd".
13173 (sse3_addsubv2df3): Set attr "atom_unit".
13174 (sse3_h<plusminus_insn>v4sf3): Likewise.
13175 (*sse2_pmaddwd): Likewise.
13176 (*vec_extractv2di_1_rex64): Likewise.
13177 (*vec_extractv2di_1_avx): Likewise.
13178 (sse2_psadbw): Likewise.
13179 (ssse3_phaddwv8hi3): Likewise.
13180 (ssse3_phaddwv4hi3): Likewise.
13181 (ssse3_phadddv4si3): Likewise.
13182 (ssse3_phadddv2si3): Likewise.
13183 (ssse3_phaddswv8hi3): Likewise.
13184 (ssse3_phaddswv4hi3): Likewise.
13185 (ssse3_phsubwv8hi3): Likewise.
13186 (ssse3_phsubwv4hi3): Likewise.
13187 (ssse3_phsubdv4si3): Likewise.
13188 (ssse3_phsubdv2si3): Likewise.
13189 (ssse3_phsubswv8hi3): Likewise.
13190 (ssse3_phsubswv4hi3): Likewise.
13191 (ssse3_pmaddubsw128): Likewise.
13192 (sse3_pmaddubsw: Likewise.
13193 (ssse3_palignrti): Likewise.
13194 (ssse3_palignrdi): Likewise.
13196 2009-04-06 Gerald Pfeifer <gerald@pfeifer.com>
13198 * doc/install.texi (Specific): Fix two cross-references to MinGW.
13200 2009-04-06 Richard Guenther <rguenther@suse.de>
13202 PR tree-optimization/28868
13203 * tree-ssa-pre.c (inserted_phi_names): New bitmap to keep track
13204 of which PHI results we inserted.
13205 (insert_into_preds_of_block): Record inserted PHIs.
13206 (eliminate): Eliminate redundant PHI nodes.
13207 (init_pre): Init inserted_phi_names.
13209 2009-04-06 Richard Guenther <rguenther@suse.de>
13211 PR tree-optimization/39643
13212 * tree-ssa-ccp.c (ccp_fold): Fold REALPART_EXPRs and
13213 IMAGPART_EXPRs of complex constants.
13214 (execute_fold_all_builtins): If we folded a call queue
13215 TODO_update_address_taken.
13217 2009-04-06 Jan Hubicka <jh@suse.cz>
13219 PR middle-end/39659
13220 * except.c (remove_unreachable_regions): Propagate may_contain_throw
13223 2009-04-06 Andrew Stubbs <ams@codesourcery.com>
13225 * config/sh/lib1funcs.asm (ic_invalidate): Move ICBI out of the
13227 (ic_invalidate_array): Likewise.
13229 2009-04-06 Hariharan Sandanagobalane <hariharan@picochip.com>
13231 * calls.c (emit_library_call_value_1): Fix a problem with parameter
13232 alignment for library calls.
13234 2009-04-06 Danny Smith <dannysmith@users.sourceforge.net>
13236 * config.gcc (mingw32 tm_file): Add mingw-stdint.h.
13237 (mingw32 tm clause use_gcc_stdint): Set to wrap.
13238 * config/i386/mingw-stdint.h: New file.
13240 2009-04-05 Richard Guenther <rguenther@suse.de>
13242 PR tree-optimization/39648
13243 * tree-ssa-sccvn.c (vn_reference_fold_indirect): Work around
13244 our &A vs. &A[0] IL deficiencies.
13246 2009-04-04 Jan Hubicka <jh@suse.cz>
13248 * except.c (sjlj_find_directly_reachable_regions): Be ready for
13249 removed toplevel regions.
13250 (sjlj_mark_call_sites): Likewise.
13252 2009-04-04 Dave Korn <dave.korn.cygwin@gmail.com>
13254 * config.gcc (cygwin tm_file): Add cygwin-stdint.h.
13255 (cygwin tm clause use_gcc_stdint): Set to wrap.
13256 * config/i386/cygwin-stdint.h: New file.
13258 2009-04-04 Richard Guenther <rguenther@suse.de>
13260 * Makefile.in (tree-ssa-copy.o): Add $(CFGLOOP_H) dependency.
13261 * tree-ssa-copy.c (init_copy_prop): Do not propagate through
13262 single-argument PHIs if we are in loop-closed SSA form.
13263 * tree-vect-loop-manip.c (slpeel_add_loop_guard): Pass extra guards
13264 for the pre-condition.
13265 (slpeel_tree_peel_loop_to_edge): Likewise.
13266 (vect_build_loop_niters): Take an optional sequence to append stmts.
13267 (vect_generate_tmps_on_preheader): Likewise.
13268 (vect_do_peeling_for_loop_bound): Take extra guards for the
13270 (vect_do_peeling_for_alignment): Adjust. Unconditionally apply
13271 the cost model check.
13272 (vect_loop_versioning): Take stmt and stmt list to put pre-condition
13273 guards if we are going to peel. Do not apply versioning in that case.
13274 * tree-vectorizer.h (vect_loop_versioning): Adjust declaration.
13275 (vect_do_peeling_for_loop_bound): Likewise.
13276 * tree-vect-loop.c (vect_transform_loop): If we are peeling for
13277 loop bound only record extra pre-conditions, do not apply loop
13280 2009-04-04 Richard Guenther <rguenther@suse.de>
13282 * tree-ssa-operands.c (pop_stmt_changes): Remove automatic
13285 2009-04-04 Jan Hubicka <jh@suse.cz>
13287 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Use
13288 last_basic_block for size of bb->index indexed array.
13289 * bt-load.c (compute_defs_uses_and_gen, compute_kill,
13290 compute_out, link_btr_uses, build_btr_def_use_webs,
13291 build_btr_def_use_webs, migrate_btr_defs): Likewise.
13293 2009-04-04 Jan Hubicka <jh@suse.cz>
13295 * except.c (remove_eh_handler_and_replace): Break out from ...
13296 (remove_eh_handler): ... here.
13297 (bring_to_root): New function.
13298 (remove_unreachable_regions): Collect MUST_NOT_THROW, unify runtime
13299 handled ones, bring others to root of tree.
13301 2009-04-04 Jan Hubicka <jh@suse.cz>
13303 * tree-eh.c (tree_empty_eh_handler_p): Pattern match more curefully.
13304 (all_phis_safe_to_merge): New function.
13305 (update_info): New structure.
13306 (make_eh_edge_and_update_phi, update_eh_edges): New functions.
13307 (cleanup_empty_eh): Update SSA if possible.
13309 2009-04-04 Richard Guenther <rguenther@suse.de>
13311 * tree-ssa.c (verify_ssa): With -O0 we do not need VOPs.
13312 * tree-ssa-operands.c (append_vdef): Do not append VOPs at -O0.
13313 (append_vuse): Likewise.
13315 2009-04-04 Jakub Jelinek <jakub@redhat.com>
13317 * unwind-dw2.h (_Unwind_FrameState): Add REG_UNDEFINED enum value.
13318 * unwind-dw2.c (execute_cfa_program): Set how to REG_UNDEFINED
13319 instead of REG_UNSAVED for DW_CFA_undefined.
13320 (uw_update_context_1): Handle REG_UNDEFINED the same as REG_UNSAVED.
13321 (uw_update_context): If RA column is REG_UNDEFINED, mark it as
13324 2009-04-04 Richard Earnshaw <rearnsha@arm.com>
13327 * arm.md (movsfcc): Disable if not TARGET_HARD_FLOAT.
13328 * testsuite/gcc.c-torture/execute/pr39501.c: New file.
13329 * testsuite/gcc.c-torture/execute/pr39501.x: New file.
13331 2009-04-04 Richard Guenther <rguenther@suse.de>
13333 PR tree-optimization/8781
13334 PR tree-optimization/37892
13335 * tree-ssa-sccvn.h (vn_reference_fold_indirect): Declare.
13336 * tree-ssa-sccvn.c (vn_reference_fold_indirect): New function.
13337 (valueize_refs): Call it for *& valueizations.
13338 (shared_reference_ops_from_ref): Rename to ...
13339 (valueize_shared_reference_ops_from_ref): ... this and valueize.
13340 (shared_reference_ops_from_call): Rename to ...
13341 (valueize_shared_reference_ops_from_call): ... this and valueize.
13342 (vn_reference_lookup): Update.
13343 (visit_reference_op_call): Likewise.
13344 * tree-ssa-pre.c (phi_translate_1): Fold *&.
13345 (eliminate): Value-replace the call address in call statements.
13347 2009-04-04 Richard Guenther <rguenther@suse.de>
13349 PR tree-optimization/39636
13350 * tree-ssa-forwprop.c
13351 (forward_propagate_addr_into_variable_array_index): Check for
13352 GIMPLE_ASSIGN before accessing the rhs code.
13354 2009-04-03 Jason Merrill <jason@redhat.com>
13356 * stor-layout.c (set_sizetype): Set TYPE_CANONICAL.
13358 2009-04-03 Steve Ellcey <sje@cup.hp.com>
13360 * config/ia64/ia64.md (extendsfdf2, extendsfxf2, extenddfxf2,
13361 truncdfsf2, truncxfsf2, truncxfdf2, floatdixf2, fix_truncsfdi2,
13362 fix_truncdfdi2, fix_truncxfdi2, fix_truncxfdi2_alts, floatunsdisf2,
13363 floatunsdidf2, floatunsdixf2, fixuns_truncsfdi2, fixuns_truncdfdi2,
13364 fixuns_truncxfdi2, fixuns_truncxfdi2_alts, divsi3_internal,
13365 smuldi3_highpart, umuldi3_highpart, ctzdi2, *getf_exp_xf,
13366 divdi3_internal_lat, divdi3_internal_thr, mulditi3, *mulditi3_internal,
13367 umulditi3, *umulditi3_internal, addsf3, mulsf3, abssf2, negsf2,
13368 *nabssf2, sminsf3, smaxsf3, *maddsf4, *msubsf4, *nmulsf3, *nmaddsf4,
13369 *nmaddsf4_alts, divsf3, *sqrt_approx, sqrtsf2, sqrtsf2_internal_thr,
13370 adddf3, *adddf3_trunc, muldf3, *muldf3_trunc, absdf2, negdf2, *nabsdf2,
13371 smindf3, smaxdf3, *madddf4, *madddf4_trunc, *msubdf4, *msubdf4_trunc,
13372 *nmuldf3, *nmuldf3_trunc, *nmadddf4, *nmadddf4_alts, *nmadddf4_truncsf,
13373 *nmadddf4_truncsf_alts, divdf3, sqrtdf2, sqrtdf2_internal_thr, divxf3,
13374 sqrtxf2, sqrtxf2_internal_thr, *recip_approx):
13375 Use fr_reg_or_fp01_operand instead of fr_register_operand
13377 * config/ia64/div.md (extend<mode>rf2, truncrf<mode>2,
13378 recip_approx_rf, divsf3_internal_thr, divsf3_internal_lat,
13379 divdf3_internal_thr, divdf3_internal_lat divxf3_internal): Ditto.
13381 2009-04-03 Vladimir Makarov <vmakarov@redhat.com>
13383 PR rtl-optimization/39607
13384 PR rtl-optimization/39631
13388 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
13389 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
13390 instead of DF_LR_OUT.
13391 * ira-lives.c (process_bb_node_lives): Ditto.
13392 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
13393 instead of DF_LR_{OUT,IN}.
13394 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
13395 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
13397 2009-04-03 Steven Bosscher <steven@gcc.gnu.org>
13399 * omp-low.c (pass_expand_omp): Don't claim to provide PROP_gimple_lomp.
13400 (execute_lower_omp): Always run but take the short way out if -fopenmp
13402 (gate_lower_omp): Remove, forcing the pass manager to always run the
13403 pass and always set PROP_gimple_lomp.
13404 (pass_lower_omp): Remove gate function.
13405 * matrix-reorg.c (pass_ipa_matrix_reorg): Don't claim to provide
13406 PROP_trees. Instead, require it.
13407 * ipa-cp.c (pass_ipa_cp): Likewise.
13408 * ipa-inline.c (pass_early_inline): Don't claim to provide PROP_cfg.
13409 (pass_ipa_early_inline, pass_inline_parameters, pass_ipa_inline): Idem.
13410 * tree-profile.c (pass_tree_profile): Don't claim to provide PROP_cfg
13411 and PROP_gimple_leh.
13413 2009-04-03 Richard Guenther <rguenther@suse.de>
13415 PR middle-end/13146
13416 PR tree-optimization/23940
13417 PR tree-optimization/33237
13418 PR middle-end/33974
13419 PR middle-end/34093
13420 PR tree-optimization/36201
13421 PR tree-optimization/36230
13422 PR tree-optimization/38049
13423 PR tree-optimization/38207
13424 PR tree-optimization/38230
13425 PR tree-optimization/38301
13426 PR tree-optimization/38585
13427 PR middle-end/38895
13428 PR tree-optimization/38985
13429 PR tree-optimization/39299
13430 * tree-ssa-structalias.h: Remove.
13431 * tree-ssa-operands.h (NULL_USE_OPERAND_P): Make of type use_operand_p.
13432 (NULL_DEF_OPERAND_P): Make of type def_operand_p.
13433 (struct vuse_element_d): Remove.
13434 (struct vuse_vec_d): Likewise.
13435 (VUSE_VECT_NUM_ELEM, VUSE_VECT_ELEMENT_NC, VUSE_ELEMENT_PTR_NC,
13436 VUSE_ELEMENT_VAR_NC, VUSE_VECT_ELEMENT, VUSE_ELEMENT_PTR,
13437 SET_VUSE_VECT_ELEMENT, SET_VUSE_ELEMENT_VAR, SET_VUSE_ELEMENT_PTR,
13438 VUSE_ELEMENT_VAR): Likewise.
13439 (struct voptype_d): Likewise.
13440 (NUM_VOP_FREE_BUCKETS): Likewise.
13441 (struct ssa_operands): Remove vop_free_buckets and mpt_table fields.
13442 (struct stmt_operands_d): Remove.
13443 (VUSE_OP_PTR, VUSE_OP, SET_VUSE_OP, VUSE_NUM, VUSE_VECT,
13444 VDEF_RESULT_PTR, VDEF_RESULT, VDEF_OP_PTR, VDEF_OP, SET_VDEF_OP,
13445 VDEF_NUM, VDEF_VECT): Likewise.
13446 (copy_virtual_operands): Remove.
13447 (operand_build_cmp): Likewise.
13448 (create_ssa_artificial_load_stmt): Likewise.
13449 (enum ssa_op_iter_type): Remove ssa_op_iter_vdef.
13450 (struct ssa_operand_iterator_d): Remove vuses, vdefs, mayusesm
13451 vuse_index and mayuse_index members. Pack and move done and iter_type
13452 members to the front.
13453 (SSA_OP_VMAYUSE): Remove.
13454 (SSA_OP_VIRTUAL_USES): Adjust.
13455 (FOR_EACH_SSA_VDEF_OPERAND): Remove.
13456 (unlink_stmt_vdef): Declare.
13457 (add_to_addressable_set): Remove.
13458 * tree-vrp.c (stmt_interesting_for_vrp): Adjust.
13459 (vrp_visit_stmt): Likewise.
13460 * doc/tree-ssa.texi (Alias analysis): Update.
13461 * doc/invoke.texi (max-aliased-vops): Remove docs.
13462 (avg-aliased-vops): Likewise.
13463 * tree-into-ssa.c (syms_to_rename): Remove.
13464 (need_to_update_vops_p): Likewise.
13465 (need_to_initialize_update_ssa_p): Rename to ...
13466 (update_ssa_initialized_fn): ... this. Track function we are
13468 (symbol_marked_for_renaming): Simplify.
13469 (add_new_name_mapping): Do not set need_to_update_vops_p.
13470 (dump_currdefs): Use SYMS_TO_RENAME.
13471 (rewrite_update_stmt): Always walk all uses/defs.
13472 (dump_update_ssa): Adjust.
13473 (init_update_ssa): Take function argument. Track what we are
13475 (delete_update_ssa): Reset SYMS_TO_RENAME and update_ssa_initialized_fn.
13476 (create_new_def_for): Initialize for cfun, assert we are initialized
13478 (mark_sym_for_renaming): Simplify.
13479 (mark_set_for_renaming): Do not initialize update-ssa.
13480 (need_ssa_update_p): Simplify. Take function argument.
13481 (name_mappings_registered_p): Assert we ask for the correct function.
13482 (name_registered_for_update_p): Likewise.
13483 (ssa_names_to_replace): Likewise.
13484 (release_ssa_name_after_update_ssa): Likewise.
13485 (update_ssa): Likewise. Use SYMS_TO_RENAME.
13486 (dump_decl_set): Do not print a newline.
13487 (debug_decl_set): Do it here.
13488 (dump_update_ssa): And here.
13489 * tree-ssa-loop-im.c (move_computations): Adjust.
13490 (movement_possibility): Likewise.
13491 (determine_max_movement): Likewise.
13492 (gather_mem_refs_stmt): Likewise.
13493 * tree-dump.c (dequeue_and_dump): Do not handle SYMBOL_MEMORY_TAG
13494 or NAME_MEMORY_TAG.
13495 * tree-complex.c (update_all_vops): Remove.
13496 (expand_complex_move): Adjust.
13497 * tree-ssa-loop-niter.c (chain_of_csts_start): Use NULL_TREE.
13498 Simplify test for memory referencing statement. Exclude
13499 non-invariant ADDR_EXPRs.
13500 * tree-pretty-print.c (dump_generic_node): Do not handle memory tags.
13501 * tree-loop-distribution.c (generate_memset_zero): Adjust.
13502 (rdg_flag_uses): Likewise.
13503 * tree-tailcall.c (suitable_for_tail_opt_p): Remove memory-tag
13505 (tree_optimize_tail_calls_1): Also split the
13506 edge from the entry block if we have degenerate PHI nodes in
13507 the first basic block.
13508 * tree.c (init_ttree): Remove memory-tag related code.
13509 (tree_code_size): Likewise.
13510 (tree_node_structure): Likewise.
13511 (build7_stat): Re-write to be build6_stat.
13512 * tree.h (MTAG_P, TREE_MEMORY_TAG_CHECK, TMR_TAG): Remove.
13513 (SSA_VAR_P): Adjust.
13514 (struct tree_memory_tag): Remove.
13515 (struct tree_memory_partition_tag): Likewise.
13516 (union tree_node): Adjust.
13517 (build7): Re-write to be build6.
13518 * tree-pass.h (pass_reset_cc_flags): Remove.
13519 (TODO_update_address_taken): New flag.
13520 (pass_simple_dse): Remove.
13521 * ipa-cp.c (ipcp_update_callgraph): Update SSA form.
13522 * params.h (MAX_ALIASED_VOPS): Remove.
13523 (AVG_ALIASED_VOPS): Likewise.
13524 * omp-low.c (expand_omp_taskreg): Update SSA form.
13525 * tree-ssa-dse.c (dse_optimize_stmt): Properly query if the rhs
13526 aliases the lhs in a copy stmt.
13527 * tree-ssa-dse.c (struct address_walk_data): Remove.
13528 (memory_ssa_name_same): Likewise.
13529 (memory_address_same): Likewise.
13530 (get_kill_of_stmt_lhs): Likewise.
13531 (dse_possible_dead_store_p): Simplify, use the oracle. Handle
13532 unused stores. Look through PHI nodes into post-dominated regions.
13533 (dse_optimize_stmt): Simplify. Properly remove stores.
13534 (tree_ssa_dse): Compute dominators.
13535 (execute_simple_dse): Remove.
13536 (pass_simple_dse): Likewise.
13537 * ipa-reference.c (scan_stmt_for_static_refs): Open-code
13538 gimple_loaded_syms and gimple_stored_syms computation.
13539 * toplev.c (dump_memory_report): Dump alias and pta stats.
13540 * tree-ssa-sccvn.c (vn_reference_compute_hash): Simplify.
13541 (vn_reference_eq): Likewise.
13542 (vuses_to_vec, copy_vuses_from_stmt, vdefs_to_vec,
13543 copy_vdefs_from_stmt, shared_lookup_vops, shared_vuses_from_stmt,
13544 valueize_vuses): Remove.
13545 (get_def_ref_stmt_vuses): Simplify. Rename to ...
13546 (get_def_ref_stmt_vuse): ... this.
13547 (vn_reference_lookup_2): New function.
13548 (vn_reference_lookup_pieces): Use walk_non_aliased_vuses for
13549 walking equivalent vuses. Simplify.
13550 (vn_reference_lookup): Likewise.
13551 (vn_reference_insert): Likewise.
13552 (vn_reference_insert_pieces): Likewise.
13553 (visit_reference_op_call): Simplify.
13554 (visit_reference_op_load): Likewise.
13555 (visit_reference_op_store): Likewise.
13556 (init_scc_vn): Remove shared_lookup_vuses initialization.
13557 (free_scc_vn): Remove shared_lookup_vuses freeing.
13558 (sort_vuses, sort_vuses_heap): Remove.
13559 (get_ref_from_reference_ops): Export.
13560 * tree-ssa-sccvn.h (struct vn_reference_s): Replace vuses
13561 vector with single vuse pointer.
13562 (vn_reference_lookup_pieces, vn_reference_lookup,
13563 vn_reference_insert, vn_reference_insert_pieces): Adjust prototypes.
13564 (shared_vuses_from_stmt): Remove.
13565 (get_ref_from_reference_ops): Declare.
13566 * tree-ssa-loop-manip.c (slpeel_can_duplicate_loop_p): Adjust.
13567 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
13568 memory-tag related code.
13569 * tree-ssa-ccp.c (get_symbol_constant_value): Remove memory-tag code.
13570 (likely_value): Add comment, skip static-chain of call statements.
13571 (surely_varying_stmt_p): Adjust.
13572 (gimplify_and_update_call_from_tree): Likewise.
13573 (execute_fold_all_builtins): Do not rebuild alias info.
13574 (gimplify_and_update_call_from_tree): Properly update VOPs.
13575 * tree-ssa-loop-ivopts.c (get_ref_tag): Remove.
13576 (copy_ref_info): Remove memory-tag related code.
13577 * tree-call-cdce.c (tree_call_cdce): Rename the VOP.
13578 * ipa-pure-const.c (check_decl): Remove memory-tag related code.
13579 (check_stmt): Open-code gimple_loaded_syms and gimple_stored_syms
13581 * tree-ssa-dom.c (gimple_p): Remove typedef.
13582 (eliminate_redundant_computations): Adjust.
13583 (record_equivalences_from_stmt): Likewise.
13584 (avail_expr_hash): Likewise.
13585 (avail_expr_eq): Likewise.
13586 * tree-ssa-propagate.c (update_call_from_tree): Properly update VOPs.
13587 (stmt_makes_single_load): Likewise.
13588 (stmt_makes_single_store): Likewise.
13589 * tree-ssa-alias.c: Rewrite completely.
13590 (debug_memory_partitions, dump_mem_ref_stats, debug_mem_ref_stats,
13591 debug_mem_sym_stats, dump_mem_sym_stats_for_var,
13592 debug_all_mem_sym_stats, debug_mp_info, update_mem_sym_stats_from_stmt,
13593 delete_mem_ref_stats, create_tag_raw, dump_points_to_info,
13594 dump_may_aliases_for, debug_may_aliases_for, new_type_alias):
13595 Remove public functions.
13596 (pass_reset_cc_flags): Remove.
13597 (pass_build_alias): Move ...
13598 * tree-ssa-structalias.c (pass_build_alias): ... here.
13599 * tree-ssa-alias.c (may_be_aliased): Move ...
13600 * tree-flow-inline.h (may_be_aliased): ... here.
13601 tree-ssa-alias.c (struct count_ptr_d, count_ptr_derefs,
13602 count_uses_and_derefs): Move ...
13603 * gimple.c: ... here.
13604 * gimple.h (count_uses_and_derefs): Declare.
13605 * tree-ssa-alias.c (dump_alias_stats, ptr_deref_may_alias_global_p,
13606 ptr_deref_may_alias_decl_p, ptr_derefs_may_alias_p,
13607 same_type_for_tbaa, nonaliasing_component_refs_p, decl_refs_may_alias_p,
13608 indirect_ref_may_alias_decl_p, indirect_refs_may_alias_p,
13609 ref_maybe_used_by_call_p, ref_maybe_used_by_stmt_p,
13610 call_may_clobber_ref_p, stmt_may_clobber_ref_p, maybe_skip_until,
13611 get_continuation_for_phi, walk_non_aliased_vuses, walk_aliased_vdefs):
13613 * tree-dfa.c (refs_may_alias_p): Move ...
13614 * tree-ssa-alias.c (refs_may_alias_p): ... here. Extend.
13615 * tree-ssa-alias.h: New file.
13616 * tree-ssa-sink.c (is_hidden_global_store): Adjust.
13617 (statement_sink_location): Likewise.
13618 * opts.c (decode_options): Do not adjust max-aliased-vops or
13619 avg-aliased-vops values.
13620 * timevar.def (TV_TREE_MAY_ALIAS): Remove.
13621 (TV_CALL_CLOBBER): Likewise.
13622 (TV_FLOW_SENSITIVE): Likewise.
13623 (TV_FLOW_INSENSITIVE): Likewise.
13624 (TV_MEMORY_PARTITIONING): Likewise.
13625 (TV_ALIAS_STMT_WALK): New timevar.
13626 * tree-ssa-loop-ivcanon.c (empty_loop_p): Adjust.
13627 * tree-ssa-address.c (create_mem_ref_raw): Use build6.
13628 (get_address_description): Remove memory-tag related code.
13629 * tree-ssa-ifcombine.c (bb_no_side_effects_p): Adjust.
13630 * treestruct.def (TS_MEMORY_TAG, TS_MEMORY_PARTITION_TAG): Remove.
13631 * tree-eh.c (cleanup_empty_eh): Do not leave stale SSA_NAMEs
13632 and immediate uses in statements. Document.
13633 * gimple-pretty-print.c (dump_gimple_mem_ops): Adjust.
13634 (dump_symbols): Remove.
13635 (dump_gimple_mem_ops): Do not dump loaded or stored syms.
13636 * alias.c (get_deref_alias_set): New function split out from ...
13637 (get_alias_set): ... here.
13638 * alias.h (get_deref_alias_set): Declare.
13639 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove unused
13640 type parameter. Remove restrict pointer handling. Create a
13641 ref-all pointer in case type-based alias sets do not conflict.
13642 (vect_analyze_data_refs): Remove SMT related code.
13643 * tree-vect-stmts.c (vectorizable_store): Re-instantiate TBAA assert.
13644 (vectorizable_load): Likewise.
13645 * tree-data-ref.h (struct dr_alias): Remove symbol_tag field.
13646 (DR_SYMBOL_TAG, DR_VOPS): Remove.
13647 * tree-data-ref.c (dr_may_alias_p): Use the alias-oracle.
13648 Ignore vops and SMTs.
13649 (dr_analyze_alias): Likewise..
13650 (free_data_ref): Likewise.
13651 (create_data_ref): Likewise.
13652 (analyze_all_data_dependences): Likewise.
13653 (get_references_in_stmt): Adjust.
13654 * tree-flow-inline.h (gimple_aliases_computed_p,
13655 gimple_addressable_vars, gimple_call_clobbered_vars,
13656 gimple_call_used_vars, gimple_global_var, may_aliases, memory_partition,
13657 factoring_name_p, mark_call_clobbered, clear_call_clobbered,
13658 compare_ssa_operands_equal, symbol_mem_tag, set_symbol_mem_tag,
13659 gimple_mem_ref_stats): Remove.
13660 (gimple_vop): New function.
13661 (op_iter_next_use): Remove vuses and mayuses cases.
13662 (op_iter_next_def): Remove vdefs case.
13663 (op_iter_next_tree): Remove vuses, mayuses and vdefs cases.
13664 (clear_and_done_ssa_iter): Do not set removed fields.
13665 (op_iter_init): Likewise. Skip vuse and/or vdef if requested.
13666 Assert we are not iterating over vuses or vdefs if not also
13667 iterating over uses or defs.
13668 (op_iter_init_use): Likewise.
13669 (op_iter_init_def): Likewise.
13670 (op_iter_next_vdef): Remove.
13671 (op_iter_next_mustdef): Likewise.
13672 (op_iter_init_vdef): Likewise.
13673 (compare_ssa_operands_equal): Likewise.
13674 (link_use_stmts_after): Handle vuse operand.
13675 (is_call_used): Use is_call_clobbered.
13676 (is_call_clobbered): Global variables are always call clobbered,
13677 query the call-clobbers bitmap.
13678 (mark_call_clobbered): Ignore global variables.
13679 (clear_call_clobbered): Likewise.
13680 * tree-ssa-coalesce.c (create_outofssa_var_map): Adjust
13681 virtual operands sanity check.
13682 * tree.def (NAME_MEMORY_TAG, SYMBOL_MEMORY_TAG, MEMORY_PARTITION_TAG):
13684 (TARGET_MEM_REF): Remove TMR_TAG operand.
13685 * tree-dfa.c (add_referenced_var): Initialize call-clobber state.
13686 Remove call-clobber related code.
13687 (remove_referenced_var): Likewise. Do not clear mpt or symbol_mem_tag.
13688 (dump_variable): Do not dump SMTs, memory stats, may-aliases or
13689 partitions or escape reason.
13690 (get_single_def_stmt, get_single_def_stmt_from_phi,
13691 get_single_def_stmt_with_phi): Remove.
13692 (dump_referenced_vars): Tidy.
13693 (get_ref_base_and_extent): Allow bare decls.
13694 (collect_dfa_stats): Adjust.
13695 * graphite.c (rename_variables_in_stmt): Adjust.
13696 (graphite_copy_stmts_from_block): Likewise.
13697 (translate_clast): Likewise.
13698 * tree-ssa-pre.c (struct bb_bitmap_sets): Add expr_dies bitmap.
13700 (translate_vuse_through_block): Use the oracle.
13701 (phi_translate_1): Adjust.
13702 (value_dies_in_block_x): Use the oracle. Cache the outcome
13704 (valid_in_sets): Check if the VUSE for
13705 a REFERENCE is available.
13706 (eliminate): Do not remove stmts during elimination,
13707 instead queue and remove them afterwards.
13708 (do_pre): Do not rebuild alias info.
13709 (pass_pre): Run TODO_rebuild_alias before PRE.
13710 * tree-ssa-live.c (remove_unused_locals): Remove memory-tag code.
13711 * tree-sra.c (sra_walk_function): Use gimple_references_memory_p.
13712 (mark_all_v_defs_stmt): Remove.
13713 (mark_all_v_defs_seq): Adjust.
13714 (sra_replace): Likewise.
13715 (scalarize_use): Likewise.
13716 (scalarize_copy): Likewise.
13717 (scalarize_init): Likewise.
13718 (scalarize_ldst): Likewise.
13719 (todoflags): Remove.
13720 (tree_sra): Do not rebuild alias info.
13721 (tree_sra_early): Adjust.
13722 (pass_sra): Run TODO_update_address_taken before SRA.
13723 * tree-predcom.c (set_alias_info): Remove.
13724 (prepare_initializers_chain): Do not call it.
13725 (mark_virtual_ops_for_renaming): Adjust.
13726 (mark_virtual_ops_for_renaming_list): Remove.
13727 (initialize_root_vars): Adjust.
13728 (initialize_root_vars_lm): Likewise.
13729 (prepare_initializers_chain): Likewise.
13730 * tree-ssa-copy.c (may_propagate_copy): Remove memory-tag related code.
13731 (may_propagate_copy_into_stmt): Likewise.
13732 (merge_alias_info): Do nothing for now.
13733 (propagate_tree_value_into_stmt): Adjust.
13734 (stmt_may_generate_copy): Likewise.
13735 * tree-ssa-forwprop.c (tidy_after_forward_propagate_addr): Do
13736 not mark symbols for renaming.
13737 (forward_propagate_addr_expr): Match up push/pop_stmt_changes
13738 with the same statement, make sure to update the new pointed-to one.
13739 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do not copy
13740 call statements, do not mark symbols for renaming.
13741 (mark_operand_necessary): Dump something.
13742 (ref_may_be_aliased): New function.
13743 (mark_aliased_reaching_defs_necessary_1): New helper function.
13744 (mark_aliased_reaching_defs_necessary): Likewise.
13745 (mark_all_reaching_defs_necessary_1): Likewise.
13746 (mark_all_reaching_defs_necessary): Likewise.
13747 (propagate_necessity): Do not process virtual PHIs. For
13748 non-aliased loads mark all reaching definitions as necessary.
13749 For aliased loads and stores mark the immediate dominating
13750 aliased clobbers as necessary.
13751 (visited): New global static.
13752 (perform_tree_ssa_dce): Free visited bitmap after propagating
13754 (remove_dead_phis): Perform simple dead virtual PHI removal.
13755 (remove_dead_stmt): Properly unlink virtual operands when
13757 (eliminate_unnecessary_stmts): Schedule PHI removal after
13759 * tree-ssa-ter.c (is_replaceable_p): Adjust.
13760 (process_replaceable): Likewise.
13761 (find_replaceable_in_bb): Likewise.
13762 * tree-ssa.c (verify_ssa_name): Verify all VOPs are
13763 based on the single gimple vop.
13764 (verify_flow_insensitive_alias_info): Remove.
13765 (verify_flow_sensitive_alias_info): Likewise.
13766 (verify_call_clobbering): Likewise.
13767 (verify_memory_partitions): Likewise.
13768 (verify_alias_info): Likewise.
13769 (verify_ssa): Adjust..
13770 (execute_update_addresses_taken): Export. Update SSA
13771 manually. Optimize only when optimizing. Use a local bitmap.
13772 (pass_update_address_taken): Remove TODO_update_ssa, add
13774 (pass_update_address_taken): Just use TODO_update_address_taken.
13775 (init_tree_ssa): Do not initialize addressable_vars.
13776 (verify_ssa): Verify new VUSE / VDEF properties.
13777 Verify that all stmts definitions have the stmt as SSA_NAME_DEF_STMT.
13778 Do not call verify_alias_info.
13779 (delete_tree_ssa): Clear the VUSE, VDEF operands.
13780 Do not free the loaded and stored syms bitmaps. Reset the escaped
13781 and callused solutions. Do not free addressable_vars.
13782 Remove memory-tag related code.
13783 (warn_uninitialized_var): Aliases are always available.
13784 * tree-ssa-loop-prefetch.c (gather_memory_references): Adjust.
13785 * lambda-code.c (can_put_in_inner_loop): Adjust.
13786 (can_put_after_inner_loop): Likewise.
13787 (perfect_nestify): Likewise.
13788 * tree-vect-stmts.c (vect_stmt_relevant_p): Adjust.
13789 (vect_gen_widened_results_half): Remove CALL_EXPR handling.
13790 (vectorizable_conversion): Do not mark symbols for renaming.
13791 * tree-inline.c (remap_gimple_stmt): Clear VUSE/VDEF.
13792 (expand_call_inline): Unlink the calls virtual operands before
13794 (tree_function_versioning): Do not call update_ssa if we are not
13795 updating clones. Simplify.
13796 * tree-ssa-phiprop.c (phivn_valid_p): Adjust.
13797 (propagate_with_phi): Likewise..
13798 * tree-outof-ssa.c (create_temp): Remove memory tag and call
13799 clobber code. Assert we are not aliased or global.
13800 * tree-flow.h: Include tree-ssa-alias.h
13801 (enum escape_type): Remove.
13802 (struct mem_sym_stats_d): Likewise.
13803 (struct mem_ref_stats_d): Likewise.
13804 (struct gimple_df): Add vop member. Remove global_var,
13805 call_clobbered_vars, call_used_vars, addressable_vars,
13806 aliases_compted_p and mem_ref_stats members. Add syms_to_rename,
13807 escaped and callused members.
13808 (struct ptr_info_def): Remove all members, add points-to solution
13810 (struct var_ann_d): Remove in_vuse_list, in_vdef_list,
13811 call_clobbered, escape_mask, mpt and symbol_mem_tag members.
13812 * Makefile.in (TREE_FLOW_H): Add tree-ssa-alias.h.
13813 (tree-ssa-structalias.o): Remove tree-ssa-structalias.h.
13814 (tree-ssa-alias.o): Likewise.
13815 (toplev.o): Add tree-ssa-alias.h
13816 (GTFILES): Remove tree-ssa-structalias.h, add tree-ssa-alias.h.
13817 * gimple.c (gimple_set_bb): Fix off-by-one error.
13818 (is_gimple_reg): Do not handle memory tags.
13819 (gimple_copy): Also copy virtual operands.
13820 Delay updating the statement. Do not reset loaded and stored syms.
13821 (gimple_set_stored_syms): Remove.
13822 (gimple_set_loaded_syms): Likewise.
13823 (gimple_call_copy_skip_args): Copy the virtual operands
13824 and mark the new statement modified.
13825 * tree-ssa-structalias.c (may_alias_p): Remove.
13826 (set_uids_in_ptset): Take the alias set to prune with as
13827 parameter. Fold in the alias test of may_alias_p.
13828 (compute_points_to_sets): Compute whether a ptr is dereferenced
13829 in a local sbitmap.
13830 (process_constraint): Deal with &ANYTHING on the lhs, reject all
13831 other ADDRESSOF constraints on the lhs.
13832 (get_constraint_for_component_ref): Assert that we don't get
13833 ADDRESSOF constraints from the base of the reference.
13834 Properly generate UNKNOWN_OFFSET for DEREF if needed.
13835 (struct variable_info): Remove collapsed_to member.
13836 (get_varinfo_fc): Remove.
13837 (new_var_info): Do not set collapsed_to.
13838 (dump_constraint): Do not follow cycles.
13839 (dump_constraint_graph): Likewise.
13840 (build_pred_graph): Likewise.
13841 (build_succ_graph): Likewise.
13842 (rewrite_constraints): Likewise.
13843 (do_simple_structure_copy): Remove.
13844 (do_rhs_deref_structure_copy): Remove.
13845 (do_lhs_deref_structure_copy): Remove.
13846 (collapse_rest_of_var): Remove.
13847 (do_structure_copy): Re-implement.
13848 (pta_stats): New global variable.
13849 (dump_pta_stats): New function.
13850 (struct constraint_expr): Make offset signed.
13851 (UNKNOWN_OFFSET): Define special value.
13852 (dump_constraint): Dump UNKNOWN_OFFSET as UNKNOWN.
13853 (solution_set_expand): New helper function split out from ...
13854 (do_sd_constraint): ... here.
13855 (solution_set_add): Handle UNKNOWN_OFFSET. Handle negative offsets.
13856 (do_ds_constraint): Likewise.
13857 (do_sd_constraint): Likewise. Do not special-case ESCAPED = *ESCAPED
13858 and CALLUSED = *CALLUSED.
13859 (set_union_with_increment): Make inc argument signed.
13860 (type_safe): Remove.
13861 (get_constraint_for_ptr_offset): Handle unknown and negative
13863 (first_vi_for_offset): Handle offsets before start. Bail
13864 out early for offsets beyond the variable extent.
13865 (first_or_preceding_vi_for_offset): New function.
13866 (init_base_vars): Add ESCAPED = ESCAPED + UNKNOWN_OFFSET constraint.
13867 Together with ESCAPED = *ESCAPED this properly computes reachability.
13868 (find_what_var_points_to): New function.
13869 (find_what_p_points_to): Implement in terms of find_what_var_points_to.
13870 (pt_solution_reset, pt_solution_empty_p, pt_solution_includes_global,
13871 pt_solution_includes_1, pt_solution_includes, pt_solutions_intersect_1,
13872 pt_solutions_intersect): New functions.
13873 (compute_call_used_vars): Remove.
13874 (compute_may_aliases): New main entry into PTA computation.
13875 * gimple.h (gimple_p): New typedef.
13876 (struct gimple_statement_base): Remove references_memory_p.
13877 (struct gimple_statement_with_memory_ops_base): Remove
13878 vdef_ops, vuse_ops, stores and loads members. Add vdef and vuse
13880 (gimple_vuse_ops, gimple_set_vuse_ops, gimple_vdef_ops,
13881 gimple_set_vdef_ops, gimple_loaded_syms, gimple_stored_syms,
13882 gimple_set_references_memory): Remove.
13883 (gimple_vuse_op, gimple_vdef_op, gimple_vuse, gimple_vdef,
13884 gimple_vuse_ptr, gimple_vdef_ptri, gimple_set_vuse, gimple_set_vdef):
13886 * tree-cfg.c (move_block_to_fn): Fix off-by-one error.
13887 (verify_expr): Allow RESULT_DECL.
13888 (gimple_duplicate_bb): Do not copy virtual operands.
13889 (gimple_duplicate_sese_region): Adjust.
13890 (gimple_duplicate_sese_tail): Likewise.
13891 (mark_virtual_ops_in_region): Remove.
13892 (move_sese_region_to_fn): Do not call it.
13893 * passes.c (init_optimization_passes): Remove pass_reset_cc_flags
13894 and pass_simple_dse.
13895 (execute_function_todo): Handle TODO_update_address_taken,
13896 call execute_update_addresses_taken for TODO_rebuild_alias.
13897 (execute_todo): Adjust.
13898 (execute_one_pass): Init dump files early.
13899 * ipa-struct-reorg.c (finalize_var_creation): Do not mark vars
13901 (create_general_new_stmt): Clear vops.
13902 * tree-ssa-reassoc.c (get_rank): Adjust.
13903 * tree-vect-slp.c (vect_create_mask_and_perm): Do not mark
13904 symbols for renaming.
13905 * params.def (PARAM_MAX_ALIASED_VOPS): Remove.
13906 (PARAM_AVG_ALIASED_VOPS): Likewise.
13907 * tree-ssanames.c (init_ssanames): Allocate SYMS_TO_RENAME.
13908 (duplicate_ssa_name_ptr_info): No need to copy the shared bitmaps.
13909 * tree-ssa-operands.c: Simplify for new virtual operand representation.
13910 (operand_build_cmp, copy_virtual_operands,
13911 create_ssa_artificial_load_stmt, add_to_addressable_set,
13912 gimple_add_to_addresses_taken): Remove public functions.
13913 (unlink_stmt_vdef): New function.
13915 2009-04-03 Alan Modra <amodra@bigpond.net.au>
13917 * config.gcc (powerpc-*-linux*): Merge variants.
13919 2009-04-02 Chao-ying Fu <fu@mips.com>
13920 James Grosbach <james.grosbach@microchip.com>
13922 * config/mips/mips.c (mips_frame_info): Add acc_mask, num_acc,
13923 num_cop0_regs, acc_save_offset, cop0_save_offset, acc_sp_offset,
13925 (machine_function): Add interrupt_handler_p, use_shadow_register_set_p,
13926 keep_interrupts_masked_p, use_debug_exception_return_p.
13927 (mips_attribute_table): Add interrupt, use_shadow_register_set,
13928 keep_interrupts_masked, use_debug_exception_return.
13929 (mips_interrupt_type_p, mips_use_shadow_register_set_p,
13930 mips_keep_interrupts_masked_p, mips_use_debug_exception_return_p):
13932 (mips_function_ok_for_sibcall): Return false for interrupt handlers.
13933 (mips_print_operand): Process COP0 registers to print $0 .. $31
13934 correctly for GAS to process.
13935 (mips_interrupt_extra_call_saved_reg_p): New function.
13936 (mips_cfun_call_saved_reg_p): For interrupt handlers, we need to check
13938 (mips_cfun_might_clobber_call_saved_reg_p): Likewise.
13939 (mips_compute_frame_info): Add supports for interrupt context that
13940 includes doubleword accumulators and COP0 registers.
13941 (mips_for_each_saved_acc): New function.
13942 (mips_for_each_saved_gpr_and_fpr): Change the function name from
13943 mips_for_each_saved_reg.
13944 (mips_save_reg): Save accumulators.
13945 (mips_kernel_reg_p): A new for_each_rtx callback.
13946 (mips_expand_prologue): Support interrupt handlers.
13947 (mips_restore_reg): Restore accumulators.
13948 (mips_expand_epilogue): Support interrupt handlers.
13949 (mips_can_use_return_insn): Return false for interrupt handlers.
13950 (mips_epilogue_uses): New function.
13951 * config/mips/mips.md (UNSPEC_ERET, UNSPEC_DERET, UNSPEC_DI,
13952 UNSPEC_EHB, UNSPEC_RDPGPR, UNSPEC_COP0): New UNSPEC.
13953 (mips_eret, mips_deret, mips_di, mips_ehb, mips_rdpgpr,
13954 cop0_move): New instructions.
13955 * config/mips/mips-protos.h (mips_epilogue_uses): Declare.
13956 * config/mips/mips.h (K0_REG_NUM, K1_REG_NUM, KERNEL_REG_P): New
13958 (COP0_STATUS_REG_NUM, COP0_CAUSE_REG_NUM, COP0_EPC_REG_NUM):
13960 (CAUSE_IPL, SR_IPL, SR_EXL, SR_IE): New defines.
13961 (MIPS_PROLOGUE_TEMP_REGNUM, MIPS_EPILOGUE_TEMP_REGNUM): For
13962 interrupt handlers, we use K0 as the temporary register.
13963 (EPILOGUE_USES): Change to a function call.
13964 * config/mips/sde.h (MIPS_EPILOGUE_TEMP_REGNUM): For interrupt
13965 handlers, we use K0 as the temporary register.
13967 * doc/extend.texi (Function Attributes): Document interrupt,
13968 use_shadow_register_set, keep_interrupts_masked,
13969 use_debug_exception_return for MIPS attributes.
13971 2009-04-03 Alan Modra <amodra@bigpond.net.au>
13973 * config.gcc (powerpc64-*-gnu*): Add rs6000/default64.h to tm_file.
13974 Remove a number of t-files from tmake_file.
13975 * config/rs6000/sysv4.opt (mprototype): Name variable target_prototype.
13976 * config/rs6000/sysv4.h (TARGET_PROTOTYPE): Define.
13977 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Set
13978 target_prototype, not TARGET_PROTOTYPE.
13979 (LINK_OS_GNU_SPEC): Define.
13980 * config/rs6000/t-linux64 (LIB2FUNCS_EXTRA): Delete tramp.S
13981 and darwin-ldoubdle.c.
13983 2009-04-02 Michael Meissner <meissner@linux.vnet.ibm.com>
13986 * gcc.c (save_temps_flag): Add support for -save-temps=obj.
13987 (cpp_options): Ditto.
13988 (default_compilers): Ditto.
13989 (display_help): Ditto.
13990 (process_command): Ditto.
13991 (do_spec_1): Ditto.
13992 (set_input): Use lbasename instead of duplicate code.
13993 (save_temps_prefix): New static for -save-temps=obj.
13994 (save_temps_length): Ditto.
13996 * doc/invoke.texi (-save-temps=obj): Document new variant to
13997 -save-temps switch.
13999 2009-04-02 Jeff Law <law@redhat.com>
14001 * reload1.c (fixup_eh_region_notes): Remove write-only "trap_count"
14004 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
14006 * configure.ac: Support -Bstatic/-Bdynamic for linker version > 2.
14007 * configure: Regenerated.
14009 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
14011 * c-decl.c (merge_decls): Make sure newdecl and olddecl don't
14012 share the argument list.
14014 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
14018 2009-02-12 Diego Novillo <dnovillo@google.com>
14020 * varpool.c (debug_varpool): New.
14021 * cgraph.h (debug_varpool): Declare.
14023 2009-04-02 Jan Hubicka <jh@suse.cz>
14025 * passes.c (init_optimization_passes): Remove two copies of ehcleanup
14028 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
14030 * config/i386/i386.c (ix86_abi): Move initialization to ...
14031 (override_options): Here.
14033 2009-04-02 Christian Bruel <christian.bruel@st.com>
14035 * config/sh/sh.c (sh_dwarf_register_span): New function.
14036 (TARGET_DWARF_REGISTER_SPAN): Define.
14037 * config/sh/sh-protos.h (sh_dwarf_register_span): Declare.
14039 2009-04-02 Ira Rosen <irar@il.ibm.com>
14041 PR tree-optimization/39595
14042 * tree-vect-slp.c (vect_build_slp_tree): Check that the size of
14043 interleaved loads group is not greater than the SLP group size.
14045 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
14047 * builtins.c (is_builtin_name): New.
14048 (called_as_built_in): Use is_builtin_name.
14049 * tree.h (is_builtin_name): New.
14050 * varasm.c (incorporeal_function_p): Use is_builtin_name
14052 2009-04-02 Andrew Stubbs <ams@codesourcery.com>
14054 * config/sh/linux-unwind.h: Disable when inhibit_libc is defined.
14056 2009-04-02 Dodji Seketeli <dodji@redhat.com>
14059 * c-decl.c (clone_underlying_type): Move this ...
14060 * c-common.c (set_underlying_type): ... here.
14061 Also, make sure the function properly sets TYPE_STUB_DECL() on
14062 the newly created typedef variant type.
14063 * c-common.h (is_typedef_decl, set_underlying_type): Declare ...
14064 * c-common.c (is_typedef_decl, set_underlying_type): ... new entry
14067 2009-04-02 Richard Guenther <rguenther@suse.de>
14069 PR tree-optimization/37221
14070 * tree-flow.h (degenerate_phi_result): Declare.
14071 * tree-ssa-dom.c (degenerate_phi_result): Export.
14072 * tree-scalar-evolution.c (analyze_initial_condition): If
14073 the initial condition is defined by a degenerate PHI node
14074 use the degenerate value.
14076 2009-04-01 Eric Botcazou <ebotcazou@adacore.com>
14078 PR rtl-optimization/39588
14079 * combine.c (merge_outer_ops): Do not set the constant when this
14081 (simplify_shift_const_1): Do not modify it either in this case.
14083 2009-04-01 Steven Bosscher <steven@gcc.gnu.org>
14085 * config/ia64/ia64.c (ia64_handle_option): Inform user that Itanium1
14086 tuning is deprecated if -mtune value is set to an Itanium1 variant.
14088 2009-04-01 Janis Johnson <janis187@us.ibm.com>
14091 * c-lex.c (interpret_float): Default (no suffix) is double.
14093 2009-04-1 Xinliang David Li <davidxl@google.com>
14095 * config/i386/i386.c (legitimate_constant_p): Recognize
14096 all one vector constant.
14098 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
14100 * config/vax/vax.c: Add #includes to silence warnings.
14101 Change #include order to silence two warnings.
14103 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
14105 * config/vax/linux.h (TARGET_DEFAULT): Add the MASK_QMATH flag bit.
14106 (ASM_SPEC): Pass -k to the assembler for PIC code.
14108 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
14110 * config.gcc: Add vax-*-linux* to the switch.
14111 * config/vax/linux.h: New file. (TARGET_VERSION,
14112 TARGET_OS_CPP_BUILTINS, TARGET_DEFAULT, CPP_SPEC, LINK_SPEC): Define.
14114 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
14116 * config/vax/vax.c (vax_output_int_move, adjacent_operands_p):
14117 Use predicate macros instead of GET_CODE() == foo.
14118 * config/vax/vax.md (movsi_2, movstrictqi, and<mode>3, ashrsi3,
14119 ashlsi3, rotrsi3, <unnamed>): Likewise.
14121 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
14123 * config/vax/builtins.md (jbbssiqi, jbbssihi, jbbssisi, jbbcciqi,
14124 jbbccihi, jbbccisi): Remova trailing whitespace.
14125 * config/vax/constraints.md: Likewise.
14126 * config/vax/elf.h: (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
14127 * config/vax/openbsd1.h (OBSD_OLD_GAS): Likewise.
14128 * config/vax/predicates.md: Likewise.
14129 * config/vax/vax.c (print_operand_address, vax_output_int_move,
14130 vax_expand_addsub_di_operands, adjacent_operands_p): Likewise.
14131 * config/vax/vax.h: Likewise.
14132 * config/vax/vax.md (nonlocal_goto): Likewise.
14134 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
14136 * config/vax/vax.c (vax_float_literal, vax_output_int_move)
14137 (indirectable_address_p, adjacent_operands_p): Add spaces around
14139 * config/vax/vax-protos.h (adjacent_operands_p): Likewise.
14141 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
14143 * config/vax/vax.c (legitimate_constant_address_p,
14144 legitimate_constant_p, indirectable_address_p, nonindexed_address_p,
14145 index_term_p, reg_plus_index_p, legitimate_address_p,
14146 vax_mode_dependent_address_p): Update comments to match functions
14147 modified by the recent int->bool conversion.
14149 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
14151 * config/vax/builtins.md: Update copyright message.
14152 * config/vax/constraints.md: Likewise.
14153 * config/vax/netbsd-elf.h: Likewise.
14154 * config/vax/predicates.md: Likewise.
14155 * config/vax/vax-protos.h: Likewise.
14156 * config/vax/vax.c: Likewise.
14157 * config/vax/vax.h: Likewise.
14158 * config/vax/vax.md: Likewise.
14159 * config/vax/vax.opt: Likewise.
14161 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
14163 * config/vax/builtins.md (ffssi2, ffssi2_internal,
14164 sync_lock_test_and_set<mode>, sync_lock_release<mode>): Fix indention.
14165 * config/vax/constraints.md (B, R): Likewise.
14166 * config/vax/predicates.md (external_memory_operand,
14167 nonimmediate_addsub_di_operand): Likewise.
14168 * config/vax/vax.c (vax_output_int_add): Likewise.
14169 * config/vax/vax.md (movsi, movsi_2, mov<mode>, call_value,
14170 untyped_call): Likewise.
14172 2009-04-01 Matt Thomas <matt@3am-software.com>
14174 * config/vax/predicates.md: New file.
14175 (symbolic_operand, local_symbolic_operand, external_symbolic_operand,
14176 external_const_operand, nonsymbolic_operand, external_memory_operand,
14177 indirect_memory_operand, indexed_memory_operand,
14178 illegal_blk_memory_operand, illegal_addsub_di_memory_operand,
14179 nonimmediate_addsub_di_operand, general_addsub_di_operand): New
14181 * config/vax/constraints.md: New file.
14182 (Z0, U06, U08, U16, CN6, S08, S16, I, J, K, L, M, N, O, G, Q, B, R, T):
14184 * config/vax/builtins.md: New file.
14185 (ffssi2, ffssi2_internal, sync_lock_test_and_set<mode>, jbbssiqi,
14186 jbbssihi, jbbssisi, sync_lock_release<mode>, jbbcciqi, jbbccihi,
14188 * config/vax/vax.opt (mqmath): Add option.
14189 * config/vax/vax.md (isfx): Extend with DI.
14190 (VAXintQH, VAXintQHSD): Define.
14191 (tst<mode>, cmp<mode>, *bit<mode>, movmemhi1, truncsiqi2, truncsihi2,
14192 mulsidi3, add<mode>3, sub<mode>, mul<mode>3, div<mode>3, and<mode>,
14193 and<mode>_const_int, ior<mode>3, xor<mode>3, neg<mode>2,
14194 one_cmpl<mode>2, ashlsi3, lshrsi3, rotlsi3): Update constraints.
14195 (movdi): Update constraints and use vax_output_int_move().
14196 (movsi, movsi_2, pushlclsymreg, pushextsymreg, movlclsymreg,
14197 movextsymreg, adddi3, adcdi3, subdi3, sbcdi3, pushextsym, movextsym,
14198 pushlclsym, movlclsym, movaddr<mode>, pushaddr<mode>,
14199 nonlocal_goto): New.
14200 (mov<mode>): Extend accepted operand types.
14201 (subdi3_old): Rename from subdi3, change update constraints and use
14202 a new implementation.
14203 * config/vax/vax.h (PCC_BITFIELD_TYPE_MATTERS): Add space.
14204 (FRAME_POINTER_CFA_OFFSET, IRA_COVER_CLASSES, CLASS_MAX_NREGS,
14205 MOVE_RATIO, CLEAR_RATIO): Define.
14206 (REG_CLASS_FROM_LETTER, CONST_OK_FOR_LETTER_P,
14207 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT): Delete.
14208 (PRINT_OPERAND): Redefine using a function instead of inlined code.
14209 * config/vax/vax.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Define.
14210 (split_quadword_operands): Make static and really allow variable
14212 (print_operand_address): Update for PIC generation.
14213 (print_operand, vax_builtin_setjmp_frame_value, vax_output_int_subtract,
14214 indexable_address_p, fixup_mathdi_operand,
14215 vax_expand_addsub_di_operands, adjacent_operands_p): New.
14216 (vax_float_literal, legitimate_constant_p,
14217 indirectable_constant_address_p, index_term_p,
14218 reg_plus_index_p): Return bool instead of int.
14219 (vax_rtx_costs): Fix cost for CONST_INT, indent and use HOST_WIDE_INT
14221 (vax_output_int_move, vax_output_int_add): Extend to allow PIC
14223 (vax_output_conditional_branch): Indent.
14224 (legitimate_constant_address_p, indirectable_constant_address_p,
14225 indirectable_address_p, nonindexed_address_p, legitimate_address_p,
14226 vax_mode_dependent_address_p): Return bool instead of int, update for
14228 * config/vax/vax-protos.h (legitimate_constant_address_p,
14229 legitimate_constant_p, legitimate_address_p,
14230 vax_mode_dependent_address_p): Change declaration to bool.
14231 (legitimate_pic_operand_p, adjacent_operands_p, print_operand,
14232 vax_expand_addsub_di_operands, vax_output_int_subtract,
14233 vax_output_movmemsi): Declare.
14234 (split_quadword_operands, vax_float_literal): Delete declaration.
14235 * config/vax/netbsd-elf.h (CC1_SPEC, CC1PLUS_SPEC) Define.
14236 * config/vax/elf.h (NO_EXTERNAL_INDIRECT_ADDRESS,
14237 VAX_CC1_AND_CC1PLUS_SPEC, ASM_PREFERRED_EH_DATA_FORMAT,
14238 ASM_OUTPUT_DWARF_PCREL): Define.
14239 (ASM_SPEC): Change definition to allow PIC generation.
14241 2009-04-01 Steve Ellcey <sje@cup.hp.com>
14243 * doc/sourcebuild.texi: Update front-end requirements.
14245 2009-04-01 Jakub Jelinek <jakub@redhat.com>
14248 * config/rs6000/rs6000.md (andsi3_internal5_nomc,
14249 anddi3_internal2_nomc, anddi3_internal3_nomc): Removed.
14250 (booldi3_internal3): Use boolean_or_operator instead of
14253 2009-04-01 Joseph Myers <joseph@codesourcery.com>
14256 * c-decl.c (grokdeclarator): Pedwarn for file-scope array
14257 declarator whose size is not an integer constant expression but
14258 folds to an integer constant, then treat it as a constant
14261 2009-04-01 Richard Guenther <rguenther@suse.de>
14263 * fold-const.c (fold_plusminus_mult_expr): Do not fold
14264 i * 4 + 2 to (i * 2 + 1) * 2.
14266 2009-04-01 Jakub Jelinek <jakub@redhat.com>
14269 * c-parser.c (c_parser_asm_statement): Skip until close paren and
14270 return if c_parser_asm_string_literal returned NULL.
14272 2009-04-01 Nick Clifton <nickc@redhat.com>
14274 * config/m32c/m32c.h (LIBGCC2_UNITS_PER_WORD): Define if not
14276 * config/m32c/t-m32c (LIB2FUNCS_EXTRA): Add m32c-lib2-trapv.c.
14277 * config/m32c/m32c-lib2.c: Remove unused typedefs. Rename the
14278 other typedefs to avoid conflicts with libgcc2.c. Define labels
14279 to gain 16-bit bit-manipulation functions from libgcc2.c and then
14281 * config/m32c/m32c-lib2-trapv.c: New file. Define labels
14282 to gain 16-bit trapping arithmetic functions from libgcc2.c and
14285 2009-04-01 Rafael Avila de Espindola <espindola@google.com>
14287 * varasm.c (default_function_rodata_section): Declare DOT as
14290 2009-04-01 Kai Tietz <kai.tietz@onevision.com>
14291 Andrey Galkin <agalkin@hypercom.com>
14294 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address):
14295 Make object_name unique for each process.
14297 2009-04-01 Jakub Jelinek <jakub@redhat.com>
14300 * omp-low.c (remove_exit_barrier): Don't optimize if there are any
14301 addressable variables in the parallel that could go out of scope while
14302 running queued tasks.
14304 2009-04-01 Anatoly Sokolov <aesok@post.ru>
14306 * config/avr/avr.h (avr_case_values_threshold): Remove declaration.
14307 (CASE_VALUES_THRESHOLD): Redefine.
14308 * config/avr/avr.c (avr_override_options): Remove initialization of
14309 avr_case_values_threshold variable.
14310 (avr_case_values_threshold): Remove variable. Add new function.
14311 * config/avr/avr-protos.h (avr_case_values_threshold): Declare.
14312 * config/avr/avr.opt (mno-tablejump): Remove option.
14313 * doc/invoke.texi (AVR Options): Remove -mno-tablejump.
14315 2009-04-01 DJ Delorie <dj@redhat.com>
14317 * varasm.c (default_function_rodata_section): Don't assume
14318 anything about where the first '.' in the section name is.
14320 2009-04-01 Alan Modra <amodra@bigpond.net.au>
14322 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Delete redundant
14323 rs6000_emit_stack_tie.
14325 2009-03-31 Ian Lance Taylor <iant@google.com>
14327 * tree-eh.c (tree_remove_unreachable_handlers): Compare
14328 gimple_code with GIMPLE_RESX, not RESX.
14330 2009-03-31 Joseph Myers <joseph@codesourcery.com>
14332 * c-common.c (c_get_ident): New.
14333 (c_common_nodes_and_builtins): Call it for type names that may be NULL.
14335 2009-04-01 Ben Elliston <bje@au.ibm.com>
14337 * config/rs6000/sysv4.opt (msdata): Improve option description.
14339 2009-03-31 Steve Ellcey <sje@cup.hp.com>
14341 * config/ia64/ia64.md (divsf3_internal_lat): Remove.
14342 (divdf3_internal_lat): Remove.
14343 (divxf3_internal_lat): Remove.
14344 (divxf3_internal_thr): Remove.
14345 (divxf): Use divxf3_internal.
14346 * config/ia64/div.md (divsf3_internal_lat): New.
14347 (divdf3_internal_lat): New.
14348 (divxf3_internal): New.
14350 2009-03-31 Joseph Myers <joseph@codesourcery.com>
14353 * Makefile.in (USE_GCC_STDINT): Define.
14354 (stmp-int-hdrs): Install stdint.h if applicable.
14355 * c-common.c (CHAR16_TYPE): Define in terms of UINT_LEAST16_TYPE
14357 (CHAR32_TYPE): Define in terms of UINT_LEAST32_TYPE if known.
14358 (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE, INT64_TYPE,
14359 UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
14360 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
14361 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
14362 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
14363 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
14364 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
14365 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
14366 (c_common_nodes_and_builtins): Initialize
14367 underlying_wchar_type_node. Do not initialize
14368 signed_wchar_type_node or unsigned_wchar_type_node. Initialize
14369 nodes for new types.
14370 (c_stddef_cpp_builtins): Define macros for new types.
14371 * c-common.h (CTI_SIGNED_WCHAR_TYPE, CTI_UNSIGNED_WCHAR_TYPE):
14373 (CTI_UNDERLYING_WCHAR_TYPE, CTI_SIG_ATOMIC_TYPE, CTI_INT8_TYPE,
14374 CTI_INT16_TYPE, CTI_INT32_TYPE, CTI_INT64_TYPE, CTI_UINT8_TYPE,
14375 CTI_UINT16_TYPE, CTI_UINT32_TYPE, CTI_UINT64_TYPE,
14376 CTI_INT_LEAST8_TYPE, CTI_INT_LEAST16_TYPE, CTI_INT_LEAST32_TYPE,
14377 CTI_INT_LEAST64_TYPE, CTI_UINT_LEAST8_TYPE, CTI_UINT_LEAST16_TYPE,
14378 CTI_UINT_LEAST32_TYPE, CTI_UINT_LEAST64_TYPE, CTI_INT_FAST8_TYPE,
14379 CTI_INT_FAST16_TYPE, CTI_INT_FAST32_TYPE, CTI_INT_FAST64_TYPE,
14380 CTI_UINT_FAST8_TYPE, CTI_UINT_FAST16_TYPE, CTI_UINT_FAST32_TYPE,
14381 CTI_UINT_FAST64_TYPE, CTI_INTPTR_TYPE, CTI_UINTPTR_TYPE): Define.
14382 (signed_wchar_type_node, unsigned_wchar_type_node): Remove.
14383 (underlying_wchar_type_node, sig_atomic_type_node, int8_type_node,
14384 int16_type_node, int32_type_node, int64_type_node,
14385 uint8_type_node, uint16_type_node, c_uint32_type_node,
14386 c_uint64_type_node, int_least8_type_node, int_least16_type_node,
14387 int_least32_type_node, int_least64_type_node,
14388 uint_least8_type_node, uint_least16_type_node,
14389 uint_least32_type_node, uint_least64_type_node,
14390 int_fast8_type_node, int_fast16_type_node, int_fast32_type_node,
14391 int_fast64_type_node, uint_fast8_type_node, uint_fast16_type_node,
14392 uint_fast32_type_node, uint_fast64_type_node, intptr_type_node,
14393 uintptr_type_node): Define.
14394 * c-cppbuiltin.c (builtin_define_constants,
14395 builtin_define_type_minmax): New.
14396 (builtin_define_stdint_macros): Define more macros.
14397 (c_cpp_builtins): Define more limit macros.
14398 (type_suffix): New.
14399 (builtin_define_type_max): Define in terms of
14400 builtin_define_type_minmax. Remove is_long parameter. All
14402 * config.gcc (use_gcc_stdint): Define.
14403 (tm_file): Add glibc-stdint.h for targets using glibc or uClibc.
14404 Add newlib-stdint.h for generic targets.
14405 * config/glibc-stdint.h, config/newlib-stdint.h,
14406 ginclude/stdint-gcc.h, ginclude/stdint-wrap.h: New.
14407 * config/m32c/m32c.h (UINTPTR_TYPE): Define.
14408 * config/score/score.h (UINTPTR_TYPE): Define.
14409 * config/sol2.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
14410 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
14411 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
14412 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
14413 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
14414 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
14415 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
14416 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
14417 * config/spu/spu.h (STDINT_LONG32): Define.
14418 * configure.ac (use_gcc_stdint): Substitute.
14419 * configure: Regenerate.
14420 * doc/cpp.texi (__SIG_ATOMIC_TYPE__, __INT8_TYPE__,
14421 __INT16_TYPE__, __INT32_TYPE__, __INT64_TYPE__, __UINT8_TYPE__,
14422 __UINT16_TYPE__, __UINT32_TYPE__, __UINT64_TYPE__,
14423 __INT_LEAST8_TYPE__, __INT_LEAST16_TYPE__, __INT_LEAST32_TYPE__,
14424 __INT_LEAST64_TYPE__, __UINT_LEAST8_TYPE__, __UINT_LEAST16_TYPE__,
14425 __UINT_LEAST32_TYPE_, __UINT_LEAST64_TYPE__, __INT_FAST8_TYPE__,
14426 __INT_FAST16_TYPE__, __INT_FAST32_TYPE__, __INT_FAST64_TYPE__,
14427 __UINT_FAST8_TYPE__, __UINT_FAST16_TYPE__, __UINT_FAST32_TYPE__,
14428 __UINT_FAST64_TYPE__, __INTPTR_TYPE__, __UINTPTR_TYPE__,
14429 __WINT_MAX__, __SIZE_MAX__, __PTRDIFF_MAX__, __UINTMAX_MAX__,
14430 __SIG_ATOMIC_MAX__, __INT8_MAX__, __INT16_MAX__, __INT32_MAX__,
14431 __INT64_MAX__, __UINT8_MAX__, __UINT16_MAX__, __UINT32_MAX__,
14432 __UINT64_MAX__, __INT_LEAST8_MAX__, __INT_LEAST16_MAX__,
14433 __INT_LEAST32_MAX__, __INT_LEAST64_MAX__, __UINT_LEAST8_MAX__,
14434 __UINT_LEAST16_MAX__, __UINT_LEAST32_MAX__, __UINT_LEAST64_MAX__,
14435 __INT_FAST8_MAX__, __INT_FAST16_MAX__, __INT_FAST32_MAX__,
14436 __INT_FAST64_MAX__, __UINT_FAST8_MAX__, __UINT_FAST16_MAX__,
14437 __UINT_FAST32_MAX__, __UINT_FAST64_MAX__, __INTPTR_MAX__,
14438 __UINTPTR_MAX__, __WCHAR_MIN__, __WINT_MIN__, __SIG_ATOMIC_MIN__,
14439 __INT8_C, __INT16_C, __INT32_C, __INT64_C, __UINT8_C, __UINT16_C,
14440 __UINT32_C, __UINT64_C, __INTMAX_C, __UINTMAX_C): Document.
14441 * doc/tm.texi (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE,
14442 INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
14443 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
14444 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
14445 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
14446 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
14447 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
14448 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Document.
14450 2009-03-31 Bernd Schmidt <bernd.schmidt@analog.com>
14452 * loop-iv.c (suitable_set_for_replacement): Renamed from
14453 simplify_using_assignment; changed to return bool and to accept new
14454 args DEST and SRC. Return true iff we find a source/destination pair
14455 that can be used to make a replacement, and fill SRC and DEST if so.
14456 Remove arg ALTERED. Don't deal with altered regs here. All callers
14458 (simplify_using_initial_values): Deal with altered regs here and track
14459 more precisely the effect they have on the validity of our expression.
14461 * loop-iv.c (simplify_using_condition): A condition of the form
14462 (EQ REG CONST) can be used to simply make a substitution.
14463 (simplify_using_initial_values): Keep track of conditions we have seen
14464 and keep using them to simplify new expressions, while applying the
14465 same substitutions to them as to the expression.
14467 * simplify-rtx.c (simplify_relational_operation_1): Simplify
14468 (LTU (PLUS a C) C) or (LTU (PLUS a C) a) to (GEU a -C); likewise with
14471 * loop-iv.c (determine_max_iter): New arg OLD_NITER. All callers
14472 changed. Use this when trying to improve the upper bound.
14473 Generate the comparison by using simplify_gen_relational.
14475 * loop-iv.c (simple_rhs_p): Allow more kinds of expressions.
14477 * loop-iv.c (replace_single_def_regs, replace_in_expr): New static
14479 (simplify_using_assignment, simplify_using_initial_values): Call
14480 replace_in_expr to make replacements. Call replace_single_def_regs
14481 once on the initial version of the expression.
14483 2009-03-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
14486 * doc/invoke.texi (ARM Options): Update documentation for -mthumb.
14488 2009-03-31 Richard Guenther <rguenther@suse.de>
14490 PR middle-end/31029
14491 * fold-const.c (fold_binary): Fold X +- Y CMP X to Y CMP 0 for
14492 equality comparisons. Fold C - X CMP X if C % 2 == 1.
14494 2009-03-31 Richard Guenther <rguenther@suse.de>
14496 * tree.h (div_if_zero_remainder): Declare.
14497 * fold-const.c (div_if_zero_remainder): Export.
14498 * tree-ssa-forwprop.c
14499 (forward_propagate_addr_into_variable_array_index): Handle
14500 constant array index addition outside of the variable index.
14502 2009-03-31 Joseph Myers <joseph@codesourcery.com>
14505 * config/i386/i386.md (*floatunssi<mode>2_1, two unnamed
14506 define_splits, floatunssi<mode>2): Require x87 conversions from
14507 DImode to be permitted.
14509 2009-03-31 Joseph Myers <joseph@codesourcery.com>
14511 PR preprocessor/15638
14512 * c-common.c (c_cpp_error): Handle CPP_DL_FATAL.
14514 2009-03-31 Richard Guenther <rguenther@suse.de>
14516 PR middle-end/23401
14517 PR middle-end/27810
14518 * tree.h (DECL_GIMPLE_FORMAL_TEMP_P): Remove.
14519 (struct tree_decl_with_vis): Remove gimple_formal_temp member.
14520 * tree-eh.c (lower_eh_constructs_2): Move LHS assignment to
14521 a separate statement.
14522 * gimplify.c (pop_gimplify_context): Remove formal temp handling.
14523 (lookup_tmp_var): Likewise.
14524 (is_gimple_formal_tmp_or_call_rhs): Remove.
14525 (is_gimple_reg_or_call_rhs): Rename to ...
14526 (is_gimple_reg_rhs_or_call): ... this.
14527 (is_gimple_mem_or_call_rhs): Rename to ...
14528 (is_gimple_mem_rhs_or_call): ... this.
14529 (internal_get_tmp_var): Use is_gimple_reg_rhs_or_call. Set
14530 DECL_GIMPLE_REG_P only if is_formal is true.
14531 (gimplify_compound_lval): Use is_gimple_reg. Remove workaround
14532 for non-proper post-modify expression gimplification.
14533 (gimplify_self_mod_expr): For post-modify expressions gimplify
14534 the lvalue to a minimal lvalue.
14535 (rhs_predicate_for): Remove formal temp case.
14536 (gimplify_modify_expr_rhs): Likewise.
14537 (gimplify_addr_expr): Use is_gimple_reg.
14538 (gimplify_expr): Remove formal temp cases.
14539 (gimple_regimplify_operands): Likewise.
14540 * tree-ssa-pre.c (get_or_alloc_expr_for): Treat EXC_PTR_EXPR
14541 and FILTER_EXPR like constants.
14542 * gimple.c (walk_gimple_op): Fix val_only initialization, use
14544 (is_gimple_formal_tmp_rhs): Remove.
14545 (is_gimple_reg_rhs): Remove special casing.
14546 (is_gimple_mem_rhs): Fix.
14547 (is_gimple_reg): Move DECL_GIMPLE_REG_P handling earlier.
14548 (is_gimple_formal_tmp_var): Remove.
14549 (is_gimple_formal_tmp_reg): Likewise.
14550 (is_gimple_min_lval): Allow invariant component ref parts.
14551 * gimple.h (is_gimple_formal_tmp_rhs, is_gimple_formal_tmp_var,
14552 is_gimple_formal_tmp_reg): Remove declarations.
14553 * tree-cfg.c (verify_expr): Verify that variables with address
14554 taken do not have DECL_GIMPLE_REG_P set.
14555 * tree-mudflap.c (mf_build_check_statement_for): Use
14556 force_gimple_operand instead of gimplify_expr.
14558 2009-03-31 Ayal Zaks <zaks@il.ibm.com>
14560 * modulo-sched.c (sms_schedule_by_order): Pass the actual
14561 schedulable rows to compute_split_row.
14563 2009-03-31 Ben Elliston <bje@au.ibm.com>
14566 * config/rs6000/rs6000.c (rs6000_handle_option): Handle
14569 2009-03-31 Alan Modra <amodra@bigpond.net.au>
14571 * doc/invoke.texi (RS/6000 and PowerPC Options):Document mtls-markers.
14572 * configure.ac (HAVE_AS_TLS_MARKERS): New gas feature check.
14573 * configure: Regenerate.
14574 * config.in: Regenerate.
14575 * config/rs6000/rs6000.opt (mtls-markers): Add.
14576 * config/rs6000/rs6000.h (TARGET_TLS_MARKERS): Define.
14577 * config/rs6000/rs6000.md (tls_gd_aix, tls_gd_sysv): Add splitter.
14578 (tls_ld_aix, tls_ld_sysv): Likewise.
14579 (tls_gd, tls_gd_call_aix, tls_gd_call_sysv): New insns.
14580 (tls_ld, tls_ld_call_aix, tls_ld_call_sysv): Likewise.
14582 2009-03-31 Alan Modra <amodra@bigpond.net.au>
14584 * config/spu/spu.c (spu_expand_prologue): Delete redundant code.
14586 2009-03-30 Jan Hubicka <jh@suse.cz>
14588 * tree-eh.c (make_eh_edges): Set probability 100% to first edge
14590 (tree_remove_unreachable_handlers): Cleanup EH predecestor
14591 detection and label handling.
14593 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
14595 * ira-int.h (ira_allocno): Rename left_conflicts_num to
14596 left_conflicts_size.
14597 (ALLOCNO_LEFT_CONFLICTS_NUM): Rename to
14598 ALLOCNO_LEFT_CONFLICTS_SIZE.
14600 * ira-color.c (allocno_spill_priority, push_allocno_to_stack,
14601 remove_allocno_from_bucket_and_push,
14602 allocno_spill_priority_compare, push_allocnos_to_stack,
14603 setup_allocno_available_regs_num): Use ALLOCNO_LEFT_CONFLICTS_SIZE
14604 instead of ALLOCNO_LEFT_CONFLICTS_NUM.
14605 (setup_allocno_left_conflicts_num): Ditto. Rename to
14606 setup_allocno_left_conflicts_size.
14607 (put_allocno_into_bucket): Use ALLOCNO_LEFT_CONFLICTS_SIZE
14608 instead of ALLOCNO_LEFT_CONFLICTS_NUM and
14609 setup_allocno_left_conflicts_size instead of
14610 setup_allocno_left_conflicts_num.
14612 * ira-build.c (ira_create_allocno): Use
14613 ALLOCNO_LEFT_CONFLICTS_SIZE instead of
14614 ALLOCNO_LEFT_CONFLICTS_NUM.
14616 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
14618 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
14619 instead of DF_LR_OUT.
14621 * ira-lives.c (process_bb_node_lives): Ditto.
14623 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
14624 instead of DF_LR_{OUT,IN}.
14626 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
14628 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
14630 2009-03-30 Jan Hubicka <jh@suse.cz>
14632 * except.c (label_to_region_map): Fix thinko.
14634 2009-03-30 Steve Ellcey <sje@cup.hp.com>
14636 PR middle-end/38237
14637 * tree.h (tree_find_value): New declaration.
14638 * tree.c (tree_find_value): New function.
14639 * varasm.c (assemble_external): Avoid duplicate entries on lists.
14641 2009-03-30 Jakub Jelinek <jakub@redhat.com>
14644 * c-decl.c (struct c_binding): Add locus field.
14645 (bind): Add locus argument, set locus field from it.
14646 (pop_scope): For b->nested VAR_DECL or FUNCTION_DECL,
14647 add a DECL_EXTERNAL copy of b->decl to current BLOCK_VARS.
14648 (push_file_scope, pushtag, pushdecl, pushdecl_top_level,
14649 implicitly_declare, undeclared_variable, lookup_label,
14650 declare_label, c_make_fname_decl, c_builtin_function,
14651 c_builtin_function_ext_scope, store_parm_decls_newstyle): Adjust
14654 2009-03-30 H.J. Lu <hongjiu.lu@intel.com>
14657 * config/i386/i386.c (classify_argument): Check total size of
14660 2009-03-30 Martin Jambor <mjambor@suse.cz>
14662 * ipa-prop.h (jump_func_type): Rename IPA_UNKNOWN, IPA_CONST,
14663 IPA_CONST_MEMBER_PTR, and IPA_PASS_THROUGH to IPA_JF_UNKNOWN,
14664 IPA_JF_CONST, IPA_JF_CONST_MEMBER_PTR, and IPA_JF_PASS_THROUGH
14667 * tree-dfa.c (get_ref_base_and_extent): Return -1 maxsize if
14668 seen_variable_array_ref while also traversing a union.
14670 * tree-inline.c (optimize_inline_calls): Do not call
14671 cgraph_node_remove_callees.
14672 * cgraphbuild.c (remove_cgraph_callee_edges): New function.
14673 (pass_remove_cgraph_callee_edges): New variable.
14674 * passes.c (init_optimization_passes): Add
14675 pass_remove_cgraph_callee_edges after early inlining and before all
14676 late intraprocedural passes.
14678 * omp-low.c (expand_omp_taskreg): Always set current_function_decl.
14680 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
14682 * config/sparc/sparc.md (*nand<V64mode>_vis, *nand<V32mode>_vis):
14683 Fix typos in names.
14685 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
14687 * combine.c (simplify_comparison): Use have_insn_for.
14688 * dojump.c (do_jump): Likewise.
14690 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
14692 * config/sparc/sparc.c (sparc_compare_emitted): Remove.
14693 (gen_compare_reg, emit_v9_brxx_insn): Handle MODE_CC
14694 sparc_compare_op0 like sparc_compare_emitted used to be handled.
14695 (sparc_expand_compare_and_swap_12): Set sparc_compare_op0
14696 instead of sparc_compare_emitted.
14697 * config/sparc/sparc.h (sparc_compare_emitted): Remove.
14698 * config/sparc/sparc.md (stack_protect_test): Set sparc_compare_op0
14699 instead of sparc_compare_emitted.
14701 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
14703 * bb-reorder.c (partition_hot_cold_basic_blocks): Do not
14704 enter/exit cfglayout mode.
14705 (pass_partition_block): Require it.
14706 * combine.c (find_single_use, reg_dead_at_p): Use CFG.
14707 (combine_instructions): Track basic blocks instead of labels.
14708 (update_cfg_for_uncondjump): New.
14709 (try_combine): Use it. Update jumps after rescanning.
14710 (pass_combine): Require PROP_cfglayout.
14711 * passes.c (pass_outof_cfg_layout_mode): Move after regmove.
14713 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
14715 * cfglayout.c (pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode):
14716 Provide/destroy PROP_cfglayout respectively.
14717 * gcse.c (pass_jump_bypass, pass_gcse): Require it.
14718 * tree-pass.h (PROP_cfglayout): New.
14720 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
14722 * fold-const.c (const_binop, fold_convert_const_real_from_fixed,
14723 fold_convert_const_fixed_from_fixed,
14724 fold_convert_const_fixed_from_int,
14725 fold_convert_const_fixed_from_real, fold_negate_const): Do not
14726 set TREE_CONSTANT_OVERFLOW.
14727 * tree.def: Remove mention of TREE_CONSTANT_OVERFLOW.
14728 * tree.h (TREE_CONSTANT_OVERFLOW): Delete.
14730 2009-03-30 Ira Rosen <irar@il.ibm.com>
14732 * tree-vect-loop-manip.c: New file.
14733 * tree-vectorizer.c: Update documentation and included files.
14734 (vect_loop_location): Make extern.
14735 (rename_use_op): Move to tree-vect-loop-manip.c
14736 (rename_variables_in_bb, rename_variables_in_loop,
14737 slpeel_update_phis_for_duplicate_loop,
14738 slpeel_update_phi_nodes_for_guard1,
14739 slpeel_update_phi_nodes_for_guard2, slpeel_make_loop_iterate_ntimes,
14740 slpeel_tree_duplicate_loop_to_edge_cfg, slpeel_add_loop_guard,
14741 slpeel_can_duplicate_loop_p, slpeel_verify_cfg_after_peeling,
14742 set_prologue_iterations, slpeel_tree_peel_loop_to_edge,
14743 find_loop_location): Likewise.
14744 (new_stmt_vec_info): Move to tree-vect-stmts.c.
14745 (init_stmt_vec_info_vec, free_stmt_vec_info_vec, free_stmt_vec_info,
14746 get_vectype_for_scalar_type, vect_is_simple_use,
14747 supportable_widening_operation, supportable_narrowing_operation):
14749 (bb_in_loop_p): Move to tree-vect-loop.c.
14750 (new_loop_vec_info, destroy_loop_vec_info,
14751 reduction_code_for_scalar_code, report_vect_op,
14752 vect_is_simple_reduction, vect_is_simple_iv_evolution): Likewise.
14753 (vect_can_force_dr_alignment_p): Move to tree-vect-data-refs.c.
14754 (vect_supportable_dr_alignment): Likewise.
14755 * tree-vectorizer.h (tree-data-ref.h): Include.
14756 (vect_loop_location): Declare.
14757 Reorganize function declarations according to the new file structure.
14758 * tree-vect-loop.c: New file.
14759 * tree-vect-analyze.c: Remove. Move functions to tree-vect-data-refs.c,
14760 tree-vect-stmts.c, tree-vect-slp.c, tree-vect-loop.c.
14761 * tree-vect-data-refs.c: New file.
14762 * tree-vect-patterns.c (timevar.h): Don't include.
14763 * tree-vect-stmts.c: New file.
14764 * tree-vect-transform.c: Remove. Move functions to tree-vect-stmts.c,
14765 tree-vect-slp.c, tree-vect-loop.c.
14766 * Makefile.in (OBJS-common): Remove tree-vect-analyze.o and
14767 tree-vect-transform.o. Add tree-vect-data-refs.o, tree-vect-stmts.o,
14768 tree-vect-loop.o, tree-vect-loop-manip.o, tree-vect-slp.o.
14769 (tree-vect-analyze.o): Remove.
14770 (tree-vect-transform.o): Likewise.
14771 (tree-vect-data-refs.o): Add rule.
14772 (tree-vect-stmts.o, tree-vect-loop.o, tree-vect-loop-manip.o,
14773 tree-vect-slp.o): Likewise.
14774 (tree-vect-patterns.o): Remove redundant dependencies.
14775 (tree-vectorizer.o): Likewise.
14776 * tree-vect-slp.c: New file.
14778 2009-03-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
14780 * optc-gen.awk: Warn if an option flag has multiple different
14783 2009-03-30 Sebastian Pop <sebastian.pop@amd.com>
14785 * doc/invoke.texi (-floop-interchange, -floop-strip-mine,
14786 -floop-block): Document dependences on PPL, CLooG and Graphite.
14788 2009-03-30 Joseph Myers <joseph@codesourcery.com>
14790 PR rtl-optimization/323
14791 * c-common.c (c_fully_fold, convert_and_check,
14792 c_common_truthvalue_conversion): Handle EXCESS_PRECISION_EXPR.
14793 (c_fully_fold_internal): Disallow EXCESS_PRECISION_EXPR.
14794 * c-common.def (EXCESS_PRECISION_EXPR): New.
14795 * c-cppbuiltin.c (builtin_define_float_constants): Define
14796 constants with enough digits for long double.
14797 * c-lex.c (interpret_float): Interpret constant with excess
14798 precision where appropriate.
14799 * c-opts.c (c_common_post_options): Set
14800 flag_excess_precision_cmdline. Give an error for
14801 -fexcess-precision=standard for C++ for processors where the
14802 option is significant.
14803 * c-parser.c (c_parser_conditional_expression): Handle excess
14804 precision in condition.
14805 * c-typeck.c (convert_arguments): Handle arguments with excess
14807 (build_unary_op): Move excess precision outside operation.
14808 (build_conditional_expr): Likewise.
14809 (build_compound_expr): Likewise.
14810 (build_c_cast): Do cast on operand of EXCESS_PRECISION_EXPR.
14811 (build_modify_expr): Handle excess precision in RHS.
14812 (convert_for_assignment): Handle excess precision in converted
14814 (digest_init, output_init_element, process_init_element): Handle
14815 excess precision in initializer.
14816 (c_finish_return): Handle excess precision in return value.
14817 (build_binary_op): Handle excess precision in operands and add
14818 excess precision as needed for operation.
14819 * common.opt (-fexcess-precision=): New option.
14820 * config/i386/i386.h (X87_ENABLE_ARITH, X87_ENABLE_FLOAT): New.
14821 * config/i386/i386.md (float<SSEMODEI24:mode><X87MODEF:mode>2):
14822 For standard excess precision, output explicit conversion to and
14823 truncation from XFmode.
14824 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1,
14825 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp,
14826 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387, two unnamed
14827 define_splits, floatdi<X87MODEF:mode>2_i387_with_xmm, two unnamed
14828 define_splits, *floatunssi<mode>2_1, two unnamed define_splits,
14829 floatunssi<mode>2, add<mode>3, sub<mode>3, mul<mode>3, divdf3,
14830 divsf3, *fop_<mode>_comm_i387, *fop_<mode>_1_i387,
14831 *fop_<MODEF:mode>_2_i387, *fop_<MODEF:mode>_3_i387,
14832 *fop_df_4_i387, *fop_df_5_i387, *fop_df_6_i387, two unnamed
14833 define_splits, sqrt<mode>2): Disable where appropriate for
14834 standard excess precision.
14835 * convert.c (convert_to_real): Do not shorten arithmetic to type
14836 for which excess precision would be used.
14837 * defaults.h (TARGET_FLT_EVAL_METHOD_NON_DEFAULT): Define.
14838 * doc/invoke.texi (-fexcess-precision=): Document option.
14839 (-mfpmath=): Correct index entry.
14840 * flags.h (enum excess_precision, flag_excess_precision_cmdline,
14841 flag_excess_precision): New.
14842 * langhooks.c (lhd_post_options): Set
14843 flag_excess_precision_cmdline.
14844 * opts.c (common_handle_option): Handle -fexcess-precision=.
14845 * toplev.c (flag_excess_precision_cmdline, flag_excess_precision,
14846 init_excess_precision): New.
14847 (lang_dependent_init_target): Call init_excess_precision.
14848 * tree.c (excess_precision_type): New.
14849 * tree.h (excess_precision_type): Declare.
14851 2009-03-30 Joseph Myers <joseph@codesourcery.com>
14854 * c-typeck.c (build_component_ref): Do not copy qualifiers from
14855 non-lvalue to component.
14857 2009-03-29 Joseph Myers <joseph@codesourcery.com>
14859 PR preprocessor/34695
14860 * Makefile.in (c-opts.o): Depend on c-tree.h.
14861 * c-common.c: Move down include of diagnostic.h.
14862 (done_lexing, c_cpp_error): New.
14863 * c-common.h (done_lexing): Declare.
14864 * c-decl.c (c_write_global_declarations): Don't check cpp_errors
14866 * c-opts.c: Include c-tree.h.
14867 (c_common_init_options): Set preprocessor error callback.
14868 (c_common_handle_option): Do not set preprocessor
14869 inhibit_warnings, warnings_are_errors, warn_system_headers,
14870 pedantic_errors or inhibit_warnings flags.
14871 (c_common_post_options): Do not check cpp_errors (parse_in).
14872 (c_common_finish): Do not output dependencies if there were
14873 errors. Do not check return value of cpp_finish.
14874 * c-ppoutput.c (pp_file_change): Set input_location.
14875 * c-tree.h (c_cpp_error): Declare.
14876 * diagnostic.c (diagnostic_set_info_translated): Also initialize
14878 (diagnostic_build_prefix): Check override_column.
14879 * diagnostic.h (diagnostic_info): Add override_column field.
14880 (diagnostic_override_column): Define.
14882 2009-03-28 Paolo Bonzini <bonzini@gnu.org>
14884 * c-common.c (c_expand_expr, c_staticp): Remove.
14885 * c-common.def (COMPOUND_LITERAL_EXPR): Delete.
14886 * c-common.h (emit_local_var, c_staticp, COMPOUND_LITERAL_EXPR_DECL,
14887 COMPOUND_LITERAL_EXPR_DECL_EXPR): Remove.
14888 * c-gimplify.c (gimplify_compound_literal_expr,
14889 optimize_compound_literals_in_ctor): Remove.
14890 (c_gimplify_expr): Remove COMPOUND_LITERAL_EXPR handling.
14891 * c-objc-common.h (LANG_HOOKS_STATICP): Remove.
14892 * c-semantics.c (emit_local_var): Remove.
14894 * langhooks-def.h (lhd_expand_expr): Remove.
14895 * langhooks.c (lhd_expand_expr): Remove.
14896 * langhooks.h (LANG_HOOKS_DEF): Remove LANG_HOOKS_EXPAND_EXPR.
14898 * expr.c (expand_expr_real_1): Move COMPOUND_LITERAL_EXPR
14899 handling from c-semantics.c; don't call into langhook.
14900 (expand_expr_addr_expr_1): Check that we don't get non-GENERIC trees.
14901 * gimplify.c (gimplify_compound_literal_expr,
14902 optimize_compound_literals_in_ctor): Move from c-gimplify.c.
14903 (gimplify_init_constructor): Call optimize_compound_literals_in_ctor.
14904 (gimplify_modify_expr_rhs, gimplify_expr): Handle COMPOUND_LITERAL_EXPR
14905 as was done in c-gimplify.c.
14906 * tree.c (staticp): Move COMPOUND_LITERAL_EXPR handling from c_staticp.
14907 * tree.h (COMPOUND_LITERAL_EXPR_DECL, COMPOUND_LITERAL_EXPR_DECL_EXPR):
14908 Move from c-common.h.
14909 * tree.def (COMPOUND_LITERAL_EXPR): Move from c-common.def.
14911 * tree.c (staticp): Do not call langhook.
14912 * langhooks.c (lhd_staticp): Delete.
14913 * langhooks-def.h (lhd_staticp): Delete prototype.
14914 (LANG_HOOKS_STATICP): Delete.
14915 (LANG_HOOKS_INITIALIZER): Delete LANG_HOOKS_STATICP.
14917 * doc/c-tree.texi (Expression nodes): Refer to DECL_EXPRs
14918 instead of DECL_STMTs.
14920 2009-03-29 Joseph Myers <joseph@codesourcery.com>
14928 * builtins.c (fold_builtin_sincos): Build COMPOUND_EXPR in
14930 (fold_call_expr): Return a NOP_EXPR from folding rather than the
14931 contained expression.
14932 * c-common.c (c_fully_fold, c_fully_fold_internal, c_save_expr): New.
14933 (c_common_truthvalue_conversion): Use c_save_expr. Do not fold
14934 conditional expressions for C.
14935 (decl_constant_value_for_optimization): Move from
14936 decl_constant_value_for_broken_optimization in c-typeck.c. Check
14937 whether optimizing and that the expression is a VAR_DECL not of
14938 array type instead of doing such checks in the caller. Do not
14939 check pedantic. Call gcc_unreachable for C++.
14940 * c-common.def (C_MAYBE_CONST_EXPR): New.
14941 * c-common.h (c_fully_fold, c_save_expr,
14942 decl_constant_value_for_optimization): New prototypes.
14943 (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
14944 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
14945 EXPR_INT_CONST_OPERANDS): Define.
14946 * c-convert.c (convert): Strip nops from expression.
14947 * c-decl.c (groktypename): Take extra parameters expr and
14948 expr_const_operands. Update call to grokdeclarator.
14949 (start_decl): Update call to grokdeclarator. Add statement for
14950 expressions used in type of decl.
14951 (grokparm): Update call to grokdeclarator.
14952 (push_parm_decl): Update call to grokdeclarator.
14953 (build_compound_literal): Add parameter non_const and build a
14954 C_MAYBE_COSNT_EXPR if applicable.
14955 (grokdeclarator): Take extra parameters expr and
14956 expr_const_operands. Track expressions used in declaration
14957 specifiers and declarators. Fold array sizes and track whether
14958 they are constant expressions and whether they are integer
14959 constant expressions.
14960 (parser_xref_tag): Set expr and expr_const_operands fields in
14962 (grokfield): Update call to grokdeclarator.
14963 (start_function): Update call to grokdeclarator.
14964 (build_null_declspecs): Set expr and expr_const_operands fields in
14966 (declspecs_add_type): Handle expressions in typeof specifiers.
14967 * c-parser.c (c_parser_declspecs): Set expr and
14968 expr_const_operands fields for declaration specifiers.
14969 (c_parser_enum_specifier): Likewise.
14970 (c_parser_struct_or_union_specifier): Likewise.
14971 (c_parser_typeof_specifier): Likewise. Update call to
14972 groktypename. Fold expression as needed. Return expressions with
14973 type instead of adding statements.
14974 (c_parser_attributes): Update calls to c_parser_expr_list.
14975 (c_parser_statement_after_labels): Fold expression before passing
14976 to objc_build_throw_stmt.
14977 (c_parser_condition): Fold expression.
14978 (c_parser_asm_operands): Fold expression.
14979 (c_parser_conditional_expression): Use c_save_expr. Update call
14980 to build_conditional_expr.
14981 (c_parser_alignof_expression): Update call to groktypename.
14982 (c_parser_postfix_expression): Preserve C_MAYBE_CONST_EXPR as
14983 original_code. Fold expression argument of va_arg. Create
14984 C_MAYBE_CONST_EXPR to preserve side effects of expressions in type
14985 argument to va_arg. Update calls to groktypename. Fold array
14986 index for offsetof. Verify that first argument to
14987 __builtin_choose_expr has integer type.
14988 (c_parser_postfix_expression_after_paren_type): Update calls to
14989 groktypename and build_compound_literal. Handle expressions with
14990 side effects in type name.
14991 (c_parser_postfix_expression_after_primary): Update call to
14992 c_parser_expr_list. Set original_code for calls to
14993 __builtin_constant_p.
14994 (c_parser_expr_list): Take extra parameter fold_p. Fold
14995 expressions if requested.
14996 (c_parser_objc_type_name): Update call to groktypename.
14997 (c_parser_objc_synchronized_statement): Fold expression.
14998 (c_parser_objc_receiver): Fold expression.
14999 (c_parser_objc_keywordexpr): Update call to c_parser_expr_list.
15000 (c_parser_omp_clause_num_threads, c_parser_omp_clause_schedule,
15001 c_parser_omp_atomic, c_parser_omp_for_loop): Fold expressions.
15002 * c-tree.h (CONSTRUCTOR_NON_CONST): Define.
15003 (struct c_typespec): Add elements expr and expr_const_operands.
15004 (struct c_declspecs): Add elements expr and expr_const_operands.
15005 (groktypename, build_conditional_expr, build_compound_literal):
15007 (in_late_binary_op): Declare.
15008 * c-typeck.c (note_integer_operands): New function.
15009 (in_late_binary_op): New variable.
15010 (decl_constant_value_for_broken_optimization): Move to c-common.c
15011 and rename to decl_constant_value_for_optimization.
15012 (default_function_array_conversion): Do not strip nops.
15013 (default_conversion): Do not call
15014 decl_constant_value_for_broken_optimization.
15015 (build_array_ref): Do not fold result.
15016 (c_expr_sizeof_expr): Fold operand. Use C_MAYBE_CONST_EXPR for
15017 result when operand is a VLA.
15018 (c_expr_sizeof_type): Update call to groktypename. Handle
15019 expressions included in type name. Use C_MAYBE_CONST_EXPR for
15020 result when operand names a VLA type.
15021 (build_function_call): Update call to build_compound_literal.
15022 Only fold result for calls to __builtin_* functions. Strip
15023 NOP_EXPR from INTEGER_CST returned from such functions. Fold
15024 the function designator.
15025 (convert_arguments): Fold arguments. Update call to
15026 convert_for_assignment.
15027 (build_unary_op): Handle increment and decrement of
15028 C_MAYBE_CONST_EXPR. Move lvalue checks for increment and
15029 decrement earlier. Fold operand of increment and decrement.
15030 Handle address of C_MAYBE_CONST_EXPR. Only fold expression being
15031 built for integer operand. Wrap returns that are INTEGER_CSTs
15032 without being integer constant expressions or that have integer
15033 constant operands without being INTEGER_CSTs.
15034 (lvalue_p): Handle C_MAYBE_CONST_EXPR.
15035 (build_conditional_expr): Add operand ifexp_bcp. Track whether
15036 result is an integer constant expression or can be used in
15037 unevaluated parts of one and avoid folding and wrap as
15038 appropriate. Fold operands before possibly doing -Wsign-compare
15040 (build_compound_expr): Wrap result for C99 if operands can be used
15041 in integer constant expressions.
15042 (build_c_cast): Update call to digest_init. Do not ignore
15043 overflow from casting floating-point constants to integers. Wrap
15044 results that could be confused with integer constant expressions,
15045 null pointer constants or floating-point constants.
15046 (c_cast_expr): Update call to groktypename. Handle expressions
15047 included in type name.
15048 (build_modify_expr): Handle modifying a C_MAYBE_CONST_EXPR. Fold
15049 lhs inside possible SAVE_EXPR. Fold RHS before assignment.
15050 Update calls to convert_for_assignment.
15051 (convert_for_assignment): Take new parameter
15052 null_pointer_constant. Do not strip nops or call
15053 decl_constant_value_for_broken_optimization. Set
15054 in_late_binary_op for conversions to boolean.
15055 (store_init_value): Update call to digest_init.
15056 (digest_init): Take new parameter null_pointer_constant. Do not
15057 call decl_constant_value_for_broken_optimization. pedwarn for
15058 initializers not constant expressions. Update calls to
15059 convert_for_assignment.
15060 (constructor_nonconst): New.
15061 (struct constructor_stack): Add nonconst element.
15062 (really_start_incremental_init, push_init_level, pop_init_level):
15063 Handle constructor_nonconst and nonconst element.
15064 (set_init_index): Call constant_expression_warning for array
15066 (output_init_element): Fold value. Set constructor_nonconst as
15067 applicable. pedwarn for initializers not constant expressions.
15068 Update call to digest_init. Call constant_expression_warning
15069 where constant initializers are required.
15070 (process_init_element): Use c_save_expr.
15071 (c_finish_goto_ptr): Fold expression.
15072 (c_finish_return): Fold return value. Update call to
15073 convert_for_assignment.
15074 (c_start_case): Fold switch expression.
15075 (c_process_expr_stmt): Fold expression.
15076 (c_finish_stmt_expr): Create C_MAYBE_CONST_EXPR as needed to
15077 ensure statement expression is not evaluated in constant expression.
15078 (build_binary_op): Track whether results are integer constant
15079 expressions or may occur in such, disable folding and wrap results
15080 as applicable. Fold operands for -Wsign-compare warnings unless
15082 (c_objc_common_truthvalue_conversion): Handle results folded to
15083 integer constants that are not integer constant expressions.
15084 * doc/extend.texi: Document when typeof operands are evaluated,
15085 that condition of __builtin_choose_expr is an integer constant
15086 expression, and more about use of __builtin_constant_p in
15089 2009-03-29 Richard Guenther <rguenther@suse.de>
15091 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Properly
15092 propagate addresses of array references.
15094 2009-03-29 Steven Bosscher <steven@gcc.gnu.org>
15096 * regmove.c (perhaps_ends_bb_p): Remove.
15097 (optimize_reg_copy_1): Don't call perhaps_ends_bb_p. Get basic block
15098 from INSN and check that the main loop stays within that basic block.
15099 (optimize_reg_copy_1, optimize_reg_copy_3, fixup_match_2): Likewise.
15100 (regmove_forward_pass): Split out from regmove_optimize. Use
15101 FOR_EACH_BB and FOR_BB_INSNS instead of traversing the insns stream.
15102 (regmove_backward_pass): Split out from regmove_optimize. Use
15103 FOR_EACH_BB_REVERSE and FOR_BB_INSNS_REVERS_SAFE.
15104 (regmove_optimize): Simplify.
15106 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
15109 * config/i386/i386.c (classify_argument): Ignore flexible array
15110 member in struct and warn ABI change.
15112 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
15114 * config/i386/i386-protos.h (ix86_agi_dependent): New.
15116 * config/i386/i386.c (ix86_agi_dependent): Rewrite.
15117 (ix86_adjust_cost): Updated.
15119 2009-03-29 Jan Hubicka <jh@suse.cz>
15121 PR middle-end/28850
15122 * tree-pass.h (pass_cleanup_eh): New function.
15123 (remove_unreachable_regions): Break code handling RTL
15124 to rtl_remove_unreachable_regions; remove ERT_MUST_NOT_THROW
15125 that can not be reached by runtime.
15126 (can_be_reached_by_runtime): New function.
15127 (label_to_region_map): New function.
15128 (num_eh_regions): New function.
15129 (rtl_remove_unreachable_regions): New function.
15130 (convert_from_eh_region_ranges): Call rtl_remove_unreachable_regions.
15131 (remove_eh_region): New function.
15132 * except.h: Include sbitmap and vecprim.
15133 (remove_eh_region, remove_unreachable_regions, label_to_region_map,
15134 num_eh_regions): Declare.
15135 * passes.c (init_optimization_passes): Schedule cleanup_eh.
15136 * Makefile.in (EXCEPT_H): New; replace all uses of except.h by it.
15137 * tree-eh.c (tree_remove_unreachable_handlers): New function.
15138 (tree_empty_eh_handler_p): New function.
15139 (cleanup_empty_eh): New function.
15140 (cleanup_eh): New function.
15141 (pass_cleanup_eh): New function.
15143 2009-03-29 Jan Hubicka <jh@suse.cz>
15145 * except.c (verify_eh_tree): Fix handling of fun!=cfun; be ready
15146 for removed regions.
15148 2009-03-29 Jan Hubicka <jh@suse.cz>
15150 * except.c (dump_eh_tree): Dump all datastructures.
15152 2009-03-29 Jan Hubicka <jh@suse.cz>
15154 * except.c (duplicate_eh_regions_0): Handle AKA bitmap.
15155 (duplicate_eh_regions_1): Likewise.
15156 (duplicate_eh_regions): Likewise; cleanup code gorwing the region
15157 vector; call EH verification.
15158 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
15159 Be ready for region being removed.
15161 2009-03-29 Jan Hubicka <jh@suse.cz>
15163 * bitmap.c (bitmap_last_set_bit): New function.
15164 * bitmap.h (bitmap_last_set_bit): Declare.
15166 2009-03-29 David Ayers <ayers@fsfe.org>
15169 * c-typeck.c (build_conditional_expr): Emit ObjC warnings
15170 by calling objc_compare_types and surpress warnings about
15171 incompatible C pointers that are compatible ObjC pointers.
15173 2009-03-29 Adam Nemet <anemet@caviumnetworks.com>
15175 * cgraphbuild.c (build_cgraph_edges, rebuild_cgraph_edges): Don't
15176 call initialize_inline_failed.
15177 (initialize_inline_failed): Move it from here ...
15178 * cgraph.c (initialize_inline_failed): ... to here.
15179 (cgraph_create_edge): Call initialize_inline_failed rather than
15180 setting inline_failed directly.
15182 2009-03-29 Ben Elliston <bje@au.ibm.com>
15185 * sysv4.opt (msdata): Improve comment.
15186 * linux64.h (ASM_SPEC32): Do not pass -memb when -msdata is given.
15187 * sysv4.h (SVR4_ASM_SPEC): Likewise.
15189 2009-03-29 Ben Elliston <bje@au.ibm.com>
15192 * config/rs6000/rs6000.md (*movti_ppc64): Correct the order of
15193 load and store attributes.
15195 2009-03-29 Ben Elliston <bje@au.ibm.com>
15197 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_HUGE_VALQ.
15198 (ix86_init_builtins): Add built-in function __builtin_huge_valq.
15199 (ix86_expand_builtin): Handle IX86_BUILTIN_HUGE_VALQ.
15200 * doc/extend.texi (X86 Built-in Functions): Add index entries for
15201 __builtin_infq and __builtin_huge_valq.
15203 2009-03-28 Anatoly Sokolov <aesok@post.ru>
15205 * config/avr/avr.c (avr_mcu_t): Add atmega8c1, atmega16c1 and
15207 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
15208 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.)
15210 2009-03-28 Xinliang David Li <davidxl@google.com>
15212 * tree-ssa-ccp.c (ccp_finalize): Add dbg_count support.
15213 (do_dbg_cnt): New function.
15215 2009-03-28 Jan Hubicka <jh@suse.cz>
15217 Merge from pretty-ipa:
15219 2009-03-27 Jan Hubicka <jh@suse.cz>
15221 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
15222 * tree-pass.h (function_called_by_processed_nodes_p): Declare.
15223 * passes.c (function_called_by_processed_nodes_p): New.
15224 * ipa-pure-const.c (check_call): Fix handling of operands.
15225 (analyze_function): Dump debug output for skipped bodies.
15226 (local_pure_const): Use function_called_by_processed_nodes_p.
15227 * dwarf2out.c (reference_to_unused): Use output.
15228 * passes.c (do_per_function_toporder): Likewise.
15230 2008-11-12 Jan Hubicka <jh@suse.cz>
15232 * tree-pass.h (pass_fixup_cfg, pass_local_pure_const): Declare.
15233 * ipa-pure-const.c (funct_state_d): Add can throw field; make
15234 state_set_in_source enum
15235 (check_decl): Ignore memory tags; do not set fake looping flags;
15237 (check_operand, check_tree, check_rhs_var, check_lhs_var,
15238 get_asm_expr_operands, scan_function_op, scan_function_stmt): Remove.
15239 (check_call, analyze_function): Rewrite.
15241 (add_new_function): Update call of analyze_function.
15242 (generate_summary): Add call of analyze_function.
15243 (propagate): Propagate can_throw; handle state_set_in_source correctly.
15244 (local_pure_const): New function.
15245 (pass_local_pure_const): New pass.
15246 * ipa-inline.c (inline_transform): Set after_inlining.
15247 * tree-eh.c (stmt_can_throw_external): New.
15248 * tree-optimize.c (execute_fixup_cfg): Do not set after_inlining;
15249 work with aliasing built.
15250 * tree-flow.h (stmt_can_throw_external): New.
15251 * passes.c (init_optimization_passes): Schedule fixup_cfg pass early;
15252 and local pure/const pass in early and late optimization queue.
15254 2009-03-28 Martin Jambor <mjambor@suse.cz>
15256 * fold-const.c (get_pointer_modulus_and_residue): New parameter
15258 (fold_binary): Allow function decl aligment consideration is the
15259 second argument is integer constant one.
15260 * tree-ssa-forwprop.c (simplify_bitwise_and): New function.
15261 (tree_ssa_forward_propagate_single_use_vars): Handle assing statements
15262 with BIT_AND_EXPR on the RHS by calling simplify_bitwise_and.
15264 2009-03-28 Jan Hubicka <jh@suse.cz>
15266 * dwarf2out.c (dwarf2out_begin_prologue): Use crtl->nothrow
15267 * tree-eh.c (stmt_could_throw_p): Remove check for WEAK decls.
15268 * function.h (rtl_data): Add nothrow flag.
15269 * except.c (set_nothrow_function_flags): Use crtl->nothrow;
15270 set DECL_NOTHROW for AVAILABLE functions.
15272 2009-03-28 Jakub Jelinek <jakub@redhat.com>
15274 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): If macro
15275 following vector keyword has expansion starting with pixel or bool
15276 keyword, expand vector to __vector and pixel or bool to __pixel or
15280 * opts.c (warning_disallowed_functions, warn_disallowed_functions,
15281 warn_if_disallowed_function_p): Removed.
15282 (common_handle_option): Don't handle OPT_Wdisallowed_function_list_.
15283 * c-parser.c (c_parser_postfix_expression_after_primary): Don't call
15284 warning_if_disallowed_function_p.
15285 * flags.h (warn_if_disallowed_function_p,
15286 warn_disallowed_functions): Removed.
15287 * common.opt (Wdisallowed-function-list=): Removed.
15288 * doc/invoke.texi (-Wdisallowed-function-list=): Removed.
15290 2009-03-28 Richard Guenther <rguenther@suse.de>
15292 PR tree-optimization/38723
15293 * tree-ssa-pre.c (compute_avail): Add all default definitions to
15296 2009-03-28 Jan Hubicka <jh@suse.cz>
15298 * tree-ssa-structalias.c (ipa_pta_execute): Fix bogus node->analyzed
15299 test introduced by my previous patch.
15301 2009-03-28 Richard Guenther <rguenther@suse.de>
15303 * tree-ssa-copy.c (copy_prop_visit_phi_node): Do not leave
15304 the PHIs value undefined.
15306 2009-03-28 Jan Hubicka <jh@suse.cz>
15308 * tree-pass.h (pass_fixup_cfg): New pass.
15309 * ipa-inline.c (inline_transform): Set
15310 always_inline_functions_inlined/after_inlining.
15311 * tree-optimize.c (execute_fixup_cfg): Do not set them here.
15312 (pass_fixup_cfg): New pass.
15313 * passes.c (init_optimization_passes): Add fixup_cfg.
15315 2009-03-28 Richard Guenther <rguenther@suse.de>
15317 PR tree-optimization/38458
15318 * tree-ssa-copy.c (copy_prop_visit_phi_node): For the first
15319 argument use the arguments copy-of value.
15321 2009-03-28 Richard Guenther <rguenther@suse.de>
15323 PR tree-optimization/38180
15324 * tree-ssa-ccp.c (get_default_value): Simplify.
15325 (likely_value): Likewise.
15326 (surely_varying_stmt_p): Properly handle VOP case.
15327 (ccp_initialize): Likewise.
15328 (ccp_fold): Handle propagating through *&.
15329 (fold_const_aggregate_ref): Also handle decls.
15331 2009-03-28 Jan Hubicka <jh@suse.cz>
15333 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
15334 * cgraph.h (cgraph_node): Likewise.
15335 * cgraphunit.c (cgraph_process_new_functions): Set process flag.
15336 (cgraph_reset_node): Use process flag.
15337 (cgraph_mark_functions_to_output): Likewise.
15338 (cgraph_expand_function): Likewise.
15339 (cgraph_expand_all_functions): Likewise.
15340 (cgraph_output_in_order): Likewise.
15341 * dwarf2out.c (reference_to_unused): Likewise.
15342 * passes.c do_per_function_toporder): Likewise.
15344 2009-03-28 Jan Hubicka <jh@suse.cz>
15346 Bring from lto-branch:
15348 2008-09-03 Doug Kwan <dougkwan@google.com>
15350 * cgraphbuild.c (initialize_inline_failed): Use cgraph_inline_failed_t
15351 enums instead of reason strings.
15352 * cgraph.c (cgraph_create_edge): Same.
15353 (cgraph_inline_failed_string): New function.
15354 * cgraph.h (cgraph_inline_failed_t): New enum type.
15355 (cgraph_inline_failed_string): New prototype.
15356 (struct cgraph_edge): Change type of INLINED_FAILED from constant
15357 char pointer to cgraph_inline_failed_t.
15358 (cgraph_inline_p): Adjust prototype to use cgraph_inline_failed_t.
15359 (cgraph_default_inline_p): Ditto.
15360 * cgraphunit.c (cgraph_inline_p): Change type of parameter REASON
15361 to cgraph_inline_failed_t pointer.
15362 * cif-code.def: New file.
15363 * ipa-inline.c (cgraph_mark_inline_edge): Use an enum instead of a
15365 (cgraph_check_inline_limits): Change type of REASON to pointer to
15366 cgraph_inline_failed_t. Replace reason strings with enums.
15367 (cgraph_default_inline_p): Ditto.
15368 (cgraph_recursive_inlining_p): Ditto.
15369 (update_caller_keys): Change type of FAILED_REASON to
15370 cgraph_inline_failed_t.
15371 (cgraph_set_inline_failed): Change type of REASON to pointer to
15372 cgraph_inline_failed_t. Call cgraph_inline_failed_string to
15373 convert enums to strings for text output.
15374 (cgraph_decide_inlining_of_small_function): Change FAILED_REASON
15375 to be of type cgraph_inline_failed_t. Replace reason strings with
15376 enums. Call cgraph_inline_failed_string to covert enums
15377 to strings for text output.
15378 (cgraph_decide_inlining): Replace reason strings with enums.
15379 (cgraph_decide_inlining_incrementally): Change type of FAILED_REASON
15380 to cgraph_inline_failed_t type. Call cgraph_inline_failed_string
15382 * tree-inline.c (expand_call_inline): Change type of REASON
15383 to cgraph_inline_failed_t. Replace reason strings with enums.
15384 Call cgraph_inline_failed_string for text output.
15385 * Makefile.in (CGRAPH_H): Add cif-code.def to dependencies.
15388 2009-03-28 Jan Hubicka <jh@suse.cz>
15390 * cgraph.c (cgraph_node, cgraph_remove_node, dump_cgraph_node,
15391 cgraph_clone_node): Remove master clone handling.
15392 (cgraph_is_master_clone, cgraph_master_clone): Remove.
15393 * cgraph.h (master_clone): Remove.
15394 (cgraph_is_master_clone, cgraph_master_clone): Remove.
15395 * ipa-type-escape.c (type_escape_execute): Remove use of master clone.
15396 (tree-ssa-structalias.c (ipa_pta_execute): Likewise.
15398 2009-03-28 Jan Hubicka <jh@suse.cz>
15400 * cgraph.c (cgraph_function_body_availability): Functions declared
15401 inline are always safe to assume that it is not going to be replaced.
15403 2009-03-28 Richard Guenther <rguenther@suse.de>
15405 PR tree-optimization/38513
15406 * tree-ssa-pre.c (eliminate): Remove redundant stores.
15407 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
15408 EXC_PTR_EXPR and FILTER_EXPR.
15409 (get_ref_from_reference_ops): Likewise.
15411 2009-03-28 Richard Guenther <rguenther@suse.de>
15413 PR tree-optimization/38968
15414 * tree-vect-analyze.c (vect_compute_data_ref_alignment):
15415 Use FLOOR_MOD_EXPR to compute misalignment.
15417 2009-03-28 Richard Guenther <rguenther@suse.de>
15419 PR tree-optimization/37795
15420 * tree.h (combine_comparisons): Declare.
15421 * fold-const.c (combine_comparisons): Export.
15422 * tree-ssa-ifcombine.c (ifcombine_ifandif): Optimize two successive
15424 (ifcombine_iforif): Use combine_comparisons.
15426 2009-03-28 Jan Hubicka <jh@suse.cz>
15428 * tree-eh.c (inlinable_call_p): New function.
15429 (make_eh_edges): Use it.
15430 (verify_eh_edges): Use it.
15431 (stmt_can_throw_external, stmt_can_throw_internal): Use it.
15432 * except.c (reachable_next_level): Add inlinable_function argument
15433 (sjlj_find_directly_reachable_regions): Update.
15434 (add_reachable_handler): Do not set saw_any_handlers.
15435 (reachable_next_level): Handle MUST_NOT_THROW more curefully.
15436 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
15437 Add new inlinable call parameter.
15438 (can_throw_internal, can_throw_external): Update.
15439 * except.h (can_throw_internal_1, can_throw_external_1,
15440 foreach_reachable_handler): Update declaration.
15442 2009-03-28 Joseph Myers <joseph@codesourcery.com>
15444 * config/arm/t-arm-coff, config/h8300/coff.h,
15445 config/i386/i386-aout.h, config/i386/i386-coff.h,
15446 config/libgloss.h, config/m68k/coff.h, config/m68k/m68k-aout.h,
15447 config/pdp11/2bsd.h, config/rs6000/aix41.h,
15448 config/rs6000/aix41.opt, config/rs6000/t-newas, config/sh/coff.h,
15449 fix-header.c, fixproto, gen-protos.c, protoize.c, scan-decls.c,
15450 scan-types.sh, scan.c, scan.h, sort-protos, sys-protos.h,
15451 sys-types.h: Remove.
15452 * Makefile.in: Remove protoize and fixproto support and references
15454 (SYSCALLS.c.X-warn, TARGET_GETGROUPS_T, STMP_FIXPROTO,
15455 PROTOIZE_INSTALL_NAME, UNPROTOIZE_INSTALL_NAME, FIXPROTO_DEFINES):
15457 (ALL_HOST_OBJS): Remove $(PROTO_OBJS).
15458 (MOSTLYCLEANFILES): Remove protoize$(exeext) and
15459 unprotoize$(exeext).
15460 (rest.encap): Don't depend on $(STMP_FIXPROTO)
15461 (.PHONY): Don't depend on proto.
15462 (libgcc-support): Don't depend on $(STMP_FIXPROTO).
15463 (proto, PROTO_OBJS, protoize$(exeext), unprotoize$(exeext),
15464 protoize.o, unprotoize.o, SYSCALLS.c.X, test-protoize-simple,
15465 deduced.h, GEN_PROTOS_OBJS, build/gen-protos$(build_exeext),
15466 build/gen-protos.o, build/scan.o, xsys-protos.h,
15467 build/fix-header$(build_exeext), build/fix-header.o,
15468 build/scan-decls.o, fixhdr.ready, stmp-fixproto,
15469 stmp-install-fixproto): Remove.
15470 (mostlyclean): Don't remove xsys-protos.hT, SYSCALLS.c.X,
15471 SYSCALLS.c or fixproto files.
15472 (install-common): Don't install protoize.
15473 (install-headers-tar, install-headers-cpio, install-headers-cp):
15474 Don't depend on $(STMP_FIXPROTO).
15475 (install-mkheaders): Don't depend on $(STMP_FIXPROTO). Don't
15476 install fixproto files or write out fixproto settings.
15477 (uninstall): Don't uninstall protoize.
15478 * config.gcc (use_fixproto): Remove.
15479 (arm-*-coff*, armel-*-coff*, h8300-*-*, i[34567]86-*-aout*,
15480 i[34567]86-*-coff*, m68k-*-aout*, m68k-*-coff*, pdp11-*-bsd,
15481 rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*, sh-*-*): Remove.
15482 * config/m32r/t-linux (STMP_FIXPROTO): Remove.
15483 * config/m68k/m68k.c: Remove M68K_TARGET_COFF-conditional code.
15484 * config/mips/t-iris (FIXPROTO_DEFINES): Remove.
15485 * config/pa/t-pa-hpux (FIXPROTO_DEFINES): Remove.
15486 * config/pdp11/pdp11.c: Remove TWO_BSD-conditional code.
15487 * config/t-svr4 (FIXPROTO_DEFINES): Remove.
15488 * config/t-vxworks (STMP_FIXPROTO): Remove.
15489 * configure.ac (AC_TYPE_GETGROUPS, TARGET_GETGROUPS_T,
15490 STMP_FIXPROTO): Remove.
15491 * config.in, configure: Regenerate.
15492 * crtstuff.c (gid_t, uid_t): Don't undefine.
15493 * doc/install.texi: Change m68k-coff to m68k-elf in example.
15494 (arm-*-coff, arm-*-aout: Remove target entries.
15495 (*-ibm-aix*): Mention removal of support for AIX 4.2 and older.
15496 Remove mention of AIX 4.1.
15497 (m68k-*-*): Remove mention of m68k-*-aout and m68k-*-coff*.
15498 * doc/invoke.texi (Running Protoize): Remove.
15499 * doc/trouble.texi (Actual Bugs): Remove mention of fixproto.
15500 (Protoize Caveats): Remove.
15501 * tsystem.h: Update comments on headers assumed to exist.
15503 2009-03-27 Vladimir Makarov <vmakarov@redhat.com>
15505 * genautomata.c: Add a new year to the copyright. Add a new
15507 (struct insn_reserv_decl): Add comments for member bypass_list.
15508 (find_bypass): Remove.
15509 (insert_bypass): New.
15510 (process_decls): Use insert_bypass.
15511 (output_internal_insn_latency_func): Output all bypasses with the
15512 same input insn in one switch case.
15514 * rtl.def (define_bypass): Describe bypass choice.
15515 * doc/md.texi (define_bypass): Ditto.
15517 2009-03-27 Richard Guenther <rguenther@suse.de>
15519 * gimplify.c (mark_addressable): Export.
15520 * tree-flow.h (mark_addressable): Declare.
15521 * tree-ssa-loop-manip.c (create_iv): Mark the base addressable.
15522 * tree-ssa.c (verify_phi_args): Verify that address taken
15523 variables have TREE_ADDRESSABLE set.
15525 2009-03-27 Richard Guenther <rguenther@suse.de>
15527 * fold-const.c (build_fold_addr_expr_with_type_1): Rename back to ...
15528 (build_fold_addr_expr_with_type): ... this. Remove in_fold handling.
15529 Do not mark decls TREE_ADDRESSABLE.
15530 (build_fold_addr_expr): Adjust.
15531 (fold_addr_expr): Remove.
15532 (fold_unary): Use build_fold_addr_expr.
15533 (fold_comparison): Likewise.
15534 (split_address_to_core_and_offset): Likewise.
15535 * coverage.c (tree_coverage_counter_addr): Mark the array decl
15537 * gimplify.c (mark_addressable): Do not exclude RESULT_DECLs.
15538 (gimplify_modify_expr_to_memcpy): Mark source and destination
15540 * omp-low.c (create_omp_child_function): Mark the object decl
15542 (lower_rec_input_clauses): Mark the var we take the address of
15544 (lower_omp_taskreg): Mark the sender decl TREE_ADDRESSABLE.
15546 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
15548 PR middle-end/39315
15549 * cfgexpand.c (expand_one_stack_var_at): Change alignment
15550 limit to MAX_SUPPORTED_STACK_ALIGNMENT.
15552 2009-03-27 Richard Guenther <rguenther@suse.de>
15554 PR tree-optimization/39120
15555 * tree-ssa-structalias.c (handle_rhs_call): Fill out return
15557 (handle_lhs_call): Process return constraints. Add escape
15558 constraints if necessary.
15559 (handle_const_call): Fill out return constraints. Make nested
15560 case more precise. Avoid consttmp if possible.
15561 (handle_pure_call): Fill out return constraints. Avoid
15562 callused if possible.
15563 (find_func_aliases): Simplify call handling.
15565 2009-03-27 Richard Guenther <rguenther@suse.de>
15567 PR tree-optimization/39120
15568 * tree-ssa-structalias.c (do_sd_constraint): Do not use CALLUSED
15569 as a representative.
15570 (solve_graph): Do propagate CALLUSED.
15571 (handle_pure_call): Use a scalar constraint from CALLUSED for
15573 (find_what_p_points_to): CALLUSED shall not appear in poins-to
15576 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
15579 * c-common.c (handle_aligned_attribute): Properly check alignment
15580 overflow. Use (1U << i) instead of (1 << i).
15582 * emit-rtl.c (get_mem_align_offset): Use "unsigned int" for align.
15584 * expr.h (get_mem_align_offset): Updated.
15586 * tree.h (tree_decl_common): Change align to "unsigned int" and
15587 move it before pointer_alias_set.
15589 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
15590 Jakub Jelinek <jakub@redhat.com>
15593 * config/ia64/sync.md (cmpxchg_rel_<mode>): Replace input
15594 gr_register_operand with gr_reg_or_0_operand.
15595 (cmpxchg_rel_di): Likewise.
15596 (sync_lock_test_and_set<mode>): Likewise.
15598 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
15600 * jump.c (rtx_renumbered_equal_p): Use subreg_get_info.
15601 (true_regnum): Likewise.
15603 * rtlanal.c (subreg_info): Moved to ...
15604 * rtl.h (subreg_info): Here. New.
15605 (subreg_get_info): New.
15607 * rtlanal.c (subreg_get_info): Make it extern.
15609 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
15612 * config/i386/i386.c (ix86_abi): New.
15613 (override_options): Handle -mabi=.
15614 (ix86_function_arg_regno_p): Replace DEFAULT_ABI with ix86_abi.
15615 (ix86_call_abi_override): Likewise.
15616 (init_cumulative_args): Likewise.
15617 (function_arg_advance): Likewise.
15618 (function_arg_64): Likewise.
15619 (function_arg): Likewise.
15620 (ix86_pass_by_reference): Likewise.
15621 (ix86_function_value_regno_p): Likewise.
15622 (ix86_build_builtin_va_list_abi): Likewise.
15623 (setup_incoming_varargs_64): Likewise.
15624 (is_va_list_char_pointer): Likewise.
15625 (ix86_init_machine_status): Likewise.
15626 (ix86_reg_parm_stack_space): Use enum calling_abi on call_abi.
15627 (ix86_function_type_abi): Return enum calling_abi. Rewrite
15628 for 64bit. Replace DEFAULT_ABI with ix86_abi.
15629 (ix86_function_abi): Make it static and return enum calling_abi.
15630 (ix86_cfun_abi): Return enum calling_abi. Replace DEFAULT_ABI
15632 (ix86_fn_abi_va_list): Updated.
15634 * config/i386/i386.h (ix86_abi): New.
15635 (STACK_BOUNDARY): Replace DEFAULT_ABI with ix86_abi.
15636 (CONDITIONAL_REGISTER_USAGE): Likewise.
15637 (CUMULATIVE_ARGS): Change call_abi type to enum calling_abi.
15638 (machine_function): Likewise.
15640 * config/i386/i386.md (untyped_call): Replace DEFAULT_ABI
15642 * config/i386/cygming.h (TARGET_64BIT_MS_ABI): Likewise.
15643 (STACK_BOUNDARY): Likewise.
15644 * config/i386/mingw32.h (EXTRA_OS_CPP_BUILTINS): Likewise.
15646 * config/i386/i386.opt (mabi=): New.
15648 * config/i386/i386-protos.h (ix86_cfun_abi): Changed to
15649 return enum calling_abi.
15650 (ix86_function_type_abi): Likewise.
15651 (ix86_function_abi): Removed.
15653 * doc/invoke.texi: Document -mabi= option for x86.
15655 2009-03-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15657 * builtins.c (real_dconstp): Delete.
15658 (fold_builtin_logarithm): Remove inaccurate log(e) special case.
15660 2009-03-27 Dodji Seketeli <dodji@redhat.com>
15661 Jakub Jelinek <jakub@redhat.com>
15664 * dwarf2out.c (dwarf_attr_name): Handle DW_AT_explicit attribute.
15665 (gen_subprogram_die): When a function is explicit, generate the
15666 DW_AT_explicit attribute.
15667 * langhooks.h (struct lang_hooks_for_decls): Add
15668 function_decl_explicit_p langhook.
15669 * langhooks-def.h (LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P): Define.
15670 (LANG_HOOKS_DECLS): Add LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P.
15672 2009-03-27 Jakub Jelinek <jakub@redhat.com>
15674 * builtins.c (fold_builtin_memory_op): Optimize memmove
15675 into memcpy if we can prove source and destination don't overlap.
15677 * tree-inline.c: Include gt-tree-inline.h.
15678 (clone_fn_id_num): New variable.
15679 (clone_function_name): New function.
15680 (tree_function_versioning): Use it.
15681 * Makefile.in (GTFILES): Add tree-inline.c.
15683 2009-03-27 Mark Mitchell <mark@codesourcery.com>
15685 * BASE-VER: Change to 4.5.0.
15687 2009-03-27 Xinliang David Li <davidxl@google.com>
15689 PR tree-optimization/39557
15690 * tree-ssa.c (warn_uninitialized_vars): free postdom info.
15692 2009-03-27 Xinliang David Li <davidxl@google.com>
15694 PR tree-optimization/39548
15695 * tree-ssa-copy.c (copy_prop_visit_phi_node): Add copy
15698 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
15700 * c-common.c (pointer_int_sum): Use %wd on return from
15703 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
15705 * c-common.c (pointer_int_sum): Use HOST_WIDE_INT_PRINT_DEC
15706 on return from tree_low_cst.
15708 2009-03-27 Andrew Pinski <andrew_pinski@playstation.sony.com>
15711 * ginclude/stdarg.h (va_copy): Define also for
15712 __GXX_EXPERIMENTAL_CXX0X__.
15714 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
15717 * builtins.h (c_strlen): Do not warn here.
15718 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
15719 * c-common.c (pointer_int_sum): Take an explicit location.
15720 Warn about offsets out of bounds.
15721 * c-common.h (pointer_int_sum): Adjust declaration.
15723 2009-03-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
15725 * doc/invoke.texi (i386 and x86-64 Windows Options): Fix texinfo
15728 2009-03-26 Jakub Jelinek <jakub@redhat.com>
15731 * opts.c (warn_if_disallowed_function_p): Don't assume
15732 get_callee_fndecl must return non-NULL.
15734 2009-03-26 Vladimir Makarov <vmakarov@redhat.com>
15736 PR rtl-optimization/39522
15737 * reload1.c (reload_as_needed): Invalidate reg_last_reload_reg too
15738 when reg_reloaded_valid is set.
15740 2009-03-26 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
15742 * config/spu/divv2df3.c: New file.
15743 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Add it.
15744 (DPBIT_FUNCS): Filter out _div_df.
15746 2009-03-26 Bernd Schmidt <bernd.schmidt@analog.com>
15748 * config/bfin/bfin.c (bfin_optimize_loop): If the LSETUP goes before
15749 a jump insn, count that jump in the distance to the loop start.
15751 2009-03-25 Kaz Kojima <kkojima@gcc.gnu.org>
15754 * config/sh/sh.c (calc_live_regs): Fix condition for global
15755 registers except PIC_OFFSET_TABLE_REGNUM.
15757 2009-03-25 Kai Tietz <kai.tietz@onevision.com>
15760 * doc/invoke.texi (-mconsole): New.
15762 (-mno-cygwin): New.
15764 (-mnop-fun-dllimport): New.
15768 (sub section "i386 and x86-64 Windows Options"): New.
15770 2009-03-25 Ralf Corsépius <ralf.corsepius@rtems.org>
15772 * config/arm/rtems-elf.h: Remove LINK_GCC_C_SEQUENCE_SPEC.
15773 * config/rs6000/t-rtems: Remove MULTILIB_EXTRA_OPTS.
15775 2009-03-25 Richard Guenther <rguenther@suse.de>
15777 PR middle-end/39497
15778 * Makefile.in (dfp.o-warn): Use -fno-strict-aliasing instead
15781 2009-03-25 Andrey Belevantsev <abel@ispras.ru>
15783 * config/ia64/ia64.c (ia64_set_sched_flags): Zero spec_info->mask when
15784 neither of haifa/selective schedulers are working.
15786 2009-03-25 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
15788 * doc/invoke.texi (Debugging Options): Fix description of
15789 -fno-merge-debug-strings.
15791 2009-03-24 Hans-Peter Nilsson <hp@axis.com>
15793 * config/cris/libgcc.ver: New version-script.
15794 * config/cris/t-linux (SHLIB_MAPFILES): Use it.
15796 * configure.ac <GAS features, nop mnemonic>: Add pattern
15797 crisv32-*-* for "nop".
15798 <GAS features, Thread-local storage>: Add item for CRIS and CRIS v32.
15799 * configure: Regenerate.
15801 2009-03-24 Ira Rosen <irar@il.ibm.com>
15803 PR tree-optimization/39529
15804 * tree-vect-transform.c (vect_create_data_ref_ptr): Call
15805 mark_sym_for_renaming for the tag copied to the new vector
15808 2009-03-24 Arthur Loiret <aloiret@debian.org>
15810 * config.host (alpha*-*-linux*): Use driver-alpha.o and alpha/x-alpha.
15811 * config/alpha/linux.h (host_detect_local_cpu): Declare, add to
15812 EXTRA_SPEC_FUNCTIONS.
15813 (MCPU_MTUNE_NATIVE_SPECS, DRIVER_SELF_SPECS): New macros.
15814 * config/alpha/driver-alpha.c, config/alpha/x-alpha: New.
15815 * doc/invoke.texi (DEC Alpha Options): Document 'native' value for
15816 -march and -mtune options.
15818 2009-03-24 Ralf Corsépius <ralf.corsepius@rtems.org>
15820 * config/m68k/t-rtems: Add m5329 multilib.
15822 2009-03-24 Dodji Seketeli <dodji@redhat.com>
15823 Jakub Jelinek <jakub@redhat.com>
15826 * dwarf2out.c (gen_variable_die): Avoid adding duplicate declaration
15829 2009-03-23 Jakub Jelinek <jakub@redhat.com>
15832 * c-parser.c (c_parser_omp_for_loop): Call c_parser_binary_expression
15833 instead of c_parser_expression_conv, if original_code isn't one of the
15834 4 allowed comparison codes, fail.
15836 2009-03-23 Richard Guenther <rguenther@suse.de>
15838 * cgraph.h (struct cgraph_node): Reorder fields for 64-bit hosts.
15839 * tree.h (struct tree_type): Likewise.
15840 * reload.h (struct insn_chain): Likewise.
15841 * dwarf2out.c (struct dw_loc_descr_struct): Likewise.
15842 * function.h (struct function): Likewise.
15843 * tree-ssa-structalias.c (struct equiv_class_label): Likewise.
15845 2009-03-23 Jakub Jelinek <jakub@redhat.com>
15847 PR tree-optimization/39516
15848 * lambda-code.c (perfect_nestify): Fix type of the uboundvar variable.
15850 2009-03-23 Bingfeng Mei <bmei@broadcom.com>
15852 * config.gcc (need_64bit_hwint): Make clear that need_64bit_hwint
15853 should be set true if BITS_PER_WORD of target is bigger than 32
15855 2009-03-22 Hans-Peter Nilsson <hp@axis.com>
15857 * config/cris/linux.h (CRIS_LINK_SUBTARGET_SPEC):
15858 Translate -B-options to -rpath-link. Correct existing
15859 rpath-link and conditionalize on !nostdlib.
15861 2009-03-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
15863 * doc/extend.texi (Function Attributes, Variable Attributes):
15865 * doc/invoke.texi (Debugging Options, Optimize Options)
15866 (i386 and x86-64 Options, MCore Options): Likewise.
15868 2009-03-20 Jakub Jelinek <jakub@redhat.com>
15871 * dwarf2out.c (gen_namespace_die): Add context_die argument and use
15872 it for block local namespace aliases.
15873 (gen_decl_die): Pass context_die to gen_namespace_die.
15875 2009-03-19 Jakub Jelinek <jakub@redhat.com>
15878 * c-omp.c (c_finish_omp_for): Allow NE_EXPR with TREE_TYPE (decl)'s
15879 minimum or maximum value.
15881 2009-03-19 Alexandre Oliva <aoliva@redhat.com>
15883 * reginfo.c (globalize_reg): Recompute derived reg sets.
15885 2009-03-19 Ozkan Sezer <sezeroz@gmail.com>
15888 * libgcc2.c (mprotect): Do not use signed arguments for
15889 VirtualProtect, use DWORD arguments. Also fix the 'may
15890 be used uninitialized' warning for the np variable.
15892 2009-03-19 Jakub Jelinek <jakub@redhat.com>
15895 * config/i386/i386.c (ix86_function_regparm): Don't optimize local
15896 functions using regparm calling conventions when not optimizing.
15897 (ix86_function_sseregparm): Similarly for sseregparm calling
15900 2009-03-19 Li Feng <nemokingdom@gmail.com>
15902 PR middle-end/39500
15903 * tree-data-ref.c (analyze_subscript_affine_affine): There is no
15904 dependence if the first conflict is after niter iterations.
15906 2009-03-19 Hans-Peter Nilsson <hp@axis.com>
15908 PR middle-end/38609
15909 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Force for all
15910 functions with dynamic stack-pointer adjustments.
15912 2009-03-19 Ben Elliston <bje@au.ibm.com>
15914 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix -msdata-data
15915 option; change to -msdata=data.
15917 2009-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
15919 * c.opt: Unify help texts for -Wdeprecated, -Wsystem-headers,
15922 2009-03-18 Eric Botcazou <ebotcazou@adacore.com>
15925 * config/sparc/sparc.md (do_builtin_setjmp_setup): Prettify asm output.
15927 2009-03-18 Sandra Loosemore <sandra@codesourcery.com>
15929 * doc/invoke.texi (Code Gen Options): Expand discussion of
15932 2009-03-18 Jakub Jelinek <jakub@redhat.com>
15934 * dse.c (struct group_info): Reorder fields for 64-bit hosts.
15935 * matrix-reorg.c (struct matrix_info): Likewise.
15936 * tree-ssa-loop-ivopts.c (struct ivopts_data): Likewise.
15937 * rtl.h (struct mem_attrs): Likewise.
15938 * df.h (struct df): Likewise.
15939 * tree-data-ref.h (struct data_dependence_relation): Likewise.
15940 * ira-int.h (struct ira_allocno): Likewise.
15941 * df-scan.c (struct df_collection_rec): Likewise.
15942 * ira.c (struct equivalence): Likewise.
15943 * function.c (struct temp_slot): Likewise.
15944 * cfgloop.h (struct loop): Likewise.
15947 * function.c (use_register_for_decl): When not optimizing, disregard
15948 register keyword for variables with types containing methods.
15950 2009-03-18 Sebastian Pop <sebastian.pop@amd.com>
15952 PR middle-end/39447
15953 * graphite.c (exclude_component_ref): Renamed contains_component_ref_p.
15954 (is_simple_operand): Call contains_component_ref_p before calling data
15955 reference analysis that would fail on COMPONENT_REFs.
15957 * tree-vrp.c (search_for_addr_array): Fix formatting.
15959 2009-03-18 Richard Guenther <rguenther@suse.de>
15961 * tree-vect-transform.c (vect_loop_versioning): Fold the
15962 generated comparisons.
15963 * tree-vectorizer.c (set_prologue_iterations): Likewise.
15964 (slpeel_tree_peel_loop_to_edge): Likewise.
15966 2009-03-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
15968 PR middle-end/37805
15969 * opts.c (print_specific_help): In addition to `undocumented',
15970 accept `separate' and `joined' flags if passed alone. Describe
15971 output by the first matched one of those.
15972 (common_handle_option): Skip over empty strings.
15973 * gcc.c (display_help): Fix help string for `--help='.
15974 * doc/invoke.texi (Option Summary, Overall Options): With
15975 `--help=', classes and qualifiers can both be repeated, but
15976 only the latter can be negated. One should not pass only
15977 negated qualifiers. Fix markup and examples.
15980 2008-10-14 Jakub Jelinek <jakub@redhat.com>
15981 PR middle-end/37805
15982 * opts.c (common_handle_option): Don't ICE on -fhelp=joined
15983 and -fhelp=separate.
15985 2009-03-17 Jing Yu <jingyu@google.com>
15987 PR middle-end/39378
15988 * function.h (struct rtl_data): Move is_thunk from here...
15989 (struct function): ...to here.
15990 * cp/method.c (use_thunk): Change is_thunk from crtl to cfun.
15991 * varasm.c (assemble_start_function): Change is_thunk from crtl to
15993 * config/alpha/alpha.c (alpha_sa_mask): Change is_thunk from crtl to
15995 (alpha_does_function_need_gp, alpha_start_function): Likewise.
15996 (alpha_output_function_end_prologue): Likewise.
15997 (alpha_end_function, alpha_output_mi_thunk_osf): Likewise.
15998 * config/rs6000/rs6000.c (rs6000_ra_ever_killed): Likewise.
15999 (rs6000_output_function_epilogue): Likewise.
16000 * config/arm/arm.h (ARM_DECLARE_FUNCTION_NAME): Likewise.
16002 2009-03-17 Uros Bizjak <ubizjak@gmail.com>
16005 * config/i386/i386.md (*truncdfsf_mixed): Avoid combining registers
16006 from different units in a single alternative.
16007 (*truncdfsf_i387): Ditto.
16008 (*truncxfsf2_mixed): Ditto.
16009 (*truncxfdf2_mixed): Ditto.
16011 2009-03-17 Jakub Jelinek <jakub@redhat.com>
16013 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Allow
16014 non-NAMESPACE_DECL IMPORTED_DECL_ASSOCIATED_DECL.
16017 * tree-ssa-live.c (remove_unused_locals): Don't remove local
16018 unused non-artificial variables when not optimizing.
16021 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Emit
16022 DW_TAG_imported_module even if decl is IMPORTED_DECL with
16023 NAMESPACE_DECL in its DECL_INITIAL.
16025 PR middle-end/39443
16026 * optabs.c (set_user_assembler_libfunc): New function.
16027 * expr.h (set_user_assembler_libfunc): New prototype.
16028 * c-common.c: Include libfuncs.h.
16029 (set_builtin_user_assembler_name): Call set_user_assembler_libfunc
16030 for memcmp, memset, memcpy, memmove and abort.
16031 * Makefile.in (c-common.o): Depend on libfuncs.h.
16034 * dwarf2out.c (gen_inlined_enumeration_type_die,
16035 gen_inlined_structure_type_die, gen_inlined_union_type_die,
16036 gen_tagged_type_instantiation_die): Removed.
16037 (gen_decl_die): For TYPE_DECL_IS_STUB with non-NULL decl_origin
16040 2009-03-17 Janis Johnson <janis187@us.ibm.com>
16043 * Makefile.in (site.exp): Rename TEST_GCC_EXEC_PREFIX and comment
16045 (check-%): Don't set GCC_EXEC_PREFIX when invoking runtest.
16046 (check-parallel-%): Ditto.
16047 (check-consistency): Ditto.
16049 2009-03-17 Kai Tietz <kai.tietz@onevision.com>
16051 * ipa-struct-reorg.c (create_general_new_stmt): Initialize
16052 local variable rhs by NULL_TREE.
16054 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
16057 * doc/extend.texi: Correct register behavior for regparm on Intel 386.
16059 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
16062 * config/i386/i386.c (ix86_function_regparm): Rewrite for 64bit.
16064 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
16067 * config/i386/i386.c (ix86_expand_call): Check extra clobbers
16068 for ms->sysv ABI calls only in 64bit mode.
16070 * config/i386/i386.md (untyped_call): Support 32bit.
16072 2009-03-16 H.J. Lu <hongjiu.lu@intel.com>
16074 * doc/extend.texi: Replace x86_65 with x86_64.
16076 2009-03-16 Jakub Jelinek <jakub@redhat.com>
16078 PR tree-optimization/39455
16079 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Fix types
16080 mismatches for POINTER_TYPE_P (type).
16081 (number_of_iterations_le): Likewise.
16083 2009-03-16 Hariharan Sandanagobalane <hariharan@picochip.com>
16085 * config/picochip/picochip.c: Removed profiling support.
16086 * config/picochip/picochip.md: Removed profiling instruction.
16087 * config/picochip/picochip.h: Removed profiling builtin.
16089 2009-03-16 Joseph Myers <joseph@codesourcery.com>
16091 * doc/install.texi (--with-host-libstdcxx): Document.
16093 2009-03-14 Anatoly Sokolov <aesok@post.ru>
16096 * config/avr/avr.c (avr_handle_fndecl_attribute): Move code for
16097 generate a warning if the function name does not begin with
16098 "__vector" and the function has either the 'signal' or 'interrupt'
16099 attribute, from here to ...
16100 (avr_declare_function_name): ...here. New function.
16101 * config/avr/avr.h (ASM_DECLARE_FUNCTION_NAME): Redefine.
16102 * config/avr/avr-protos.h (avr_declare_function_name): Declare.
16104 2009-03-14 Jakub Jelinek <jakub@redhat.com>
16107 * cse.c (fold_rtx): Don't modify original const_arg1 when
16108 canonicalizing SHIFT_COUNT_TRUNCATED shift count, do it on a
16109 separate variable instead.
16110 * rtlanal.c (nonzero_bits1) <case ASHIFTRT>: Don't assume anything
16111 from out of range shift counts.
16112 (num_sign_bit_copies1) <case ASHIFTRT, case ASHIFT>: Similarly.
16114 2009-03-13 Catherine Moore <clm@codesourcery.com>
16116 * config/i386/x-mingw32 (host-mingw32.o): Replace
16117 diagnostic.h with $(DIAGNOSTIC_H).
16119 2009-03-12 Jakub Jelinek <jakub@redhat.com>
16122 * config/i386/predicates.md (cmpxchg8b_pic_memory_operand): New
16124 * config/i386/sync.md (sync_compare_and_swap<mode>,
16125 sync_compare_and_swap_cc<mode>): For DImode with -m32 -fpic check
16126 if operands[1] is cmpxchg8b_pic_memory_operand, if not force address
16128 (sync_double_compare_and_swapdi_pic,
16129 sync_double_compare_and_swap_ccdi_pic): Require operand 1 to be
16130 cmpxchg8b_pic_memory_operand instead of just memory_operand.
16132 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
16135 * config/i386/i386.c (ix86_expand_push): Don't set memory alignment.
16137 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
16140 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
16141 (avx_addsubv4df3): Likewise.
16142 (*avx_addsubv4sf3): Likewise.
16143 (sse3_addsubv4sf3): Likewise.
16145 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
16148 * config/i386/i386.md: Compare REGNO on the new peephole2 patterns.
16150 2009-03-12 Vladimir Makarov <vmakarov@redhat.com>
16153 * ira-int.h (struct allocno): Fix comment for calls_crossed_num.
16154 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
16155 registers for allocnos created from user-defined variables.
16157 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
16160 * config/spu/spu.c (spu_expand_mov): Handle invalid subregs
16161 of non-integer mode as well.
16163 2009-03-11 Adam Nemet <anemet@caviumnetworks.com>
16165 * gimplify.c (gimplify_call_expr): Don't set CALL_CANNOT_INLINE_P
16166 for functions for which the parameter types are unknown.
16168 2009-03-11 Jakub Jelinek <jakub@redhat.com>
16171 * cfgexpand.c (get_decl_align_unit): Use LOCAL_DECL_ALIGNMENT macro.
16172 * defaults.h (LOCAL_DECL_ALIGNMENT): Define if not yet defined.
16173 * config/i386/i386.h (LOCAL_DECL_ALIGNMENT): Define.
16174 * config/i386/i386.c (ix86_local_alignment): For
16175 -m32 -mpreferred-stack-boundary=2 use 32-bit alignment for
16176 long long variables on the stack to avoid dynamic realignment.
16177 Allow the first argument to be a decl rather than type.
16178 * doc/tm.texi (LOCAL_DECL_ALIGNMENT): Document.
16180 2009-03-11 Nick Clifton <nickc@redhat.com>
16183 * config/mcore/mcore.opt: Remove deprecated m4align and m8align
16185 Add description to mno-lsim option.
16186 * config/mcore/mcore.h: Remove comment about deprecated m4align
16188 (TARGET_DEFAULT): Remove deprecated MASK_M8ALIGN.
16189 * doc/invoke.texi: Add description of mno-lsim and
16190 mstack-increment options.
16192 * config/fr30/fr30.opt: Document the -mno-lsim option.
16193 * doc/invoke.texi: Add descriptions of the FR30's -msmall-model
16194 and -mno-lsim options.
16196 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
16198 * fold-const.c (fold_comparison): Only call fold_inf_compare
16199 if the mode supports infinities.
16201 2009-03-11 Jason Merrill <jason@redhat.com>
16204 * tree-nrv.c (tree_nrv): Don't do this optimization if the front
16205 end already did. Notice GIMPLE_CALL modifications of the result.
16206 Don't copy debug information from an ignored decl or a decl from
16209 2009-03-10 Richard Guenther <rguenther@suse.de>
16210 Nathan Froyd <froydnj@codesourcery.com>
16212 PR middle-end/37850
16213 * libgcc2.c (__mulMODE3): Use explicit assignments to form the result.
16214 (__divMODE3): Likewise.
16216 2009-03-09 Jakub Jelinek <jakub@redhat.com>
16218 PR tree-optimization/39394
16219 * gimplify.c (gimplify_type_sizes): Gimplify DECL_SIZE and
16220 DECL_SIZE_UNIT of variable length FIELD_DECLs.
16222 2009-03-09 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
16224 * recog.c (verfiy_changes): Disallow renaming of hard regs in
16225 inline asms for register asm ("") declarations.
16227 2009-03-09 Eric Botcazou <ebotcazou@adacore.com>
16229 * fold-const.c (fold_unary): Fix comment.
16231 2009-03-07 Jan Hubicka <jh@suse.cz>
16234 * tree-inline.c (setup_one_parameter): Do replacement of const
16235 argument by constant in SSA form.
16237 2009-03-07 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
16239 PR middle-end/38028
16240 * function.c (assign_parm_setup_stack): Use STACK_SLOT_ALIGNMENT to
16241 determine alignment passed to assign_stack_local.
16242 (assign_parms_unsplit_complex): Likewise.
16243 * except.c (sjlj_build_landing_pads): Likewise.
16245 2009-03-06 Jakub Jelinek <jakub@redhat.com>
16247 PR middle-end/39360
16248 * tree-flow.h (add_referenced_var): Return bool instead of void.
16249 * tree-dfa.c (add_referenced_var): Return result of
16250 referenced_var_check_and_insert call.
16251 * tree-inline.c (expand_call_inline): Call add_referenced_var instead
16252 of referenced_var_check_and_insert.
16255 * dwarf2out.c (add_abstract_origin_attribute): Return origin_die.
16256 (gen_variable_die): Emit DW_AT_location on abstract static variable's
16257 DIE, don't emit it if abstract origin already has it.
16258 * tree-cfg.c (remove_useless_stmts_bind): GIMPLE_BINDs with any
16259 BLOCK_NONLOCALIZED_VARS in its gimple_bind_block aren't useless.
16261 2009-03-06 Jan-Benedict Glaw <jbglaw@lug-owl.de>
16263 * genpreds.c (needs_variable): Fix parentheses at variable name
16265 (write_tm_constrs_h): Indent generated code.
16267 2009-03-06 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
16269 * doc/extend.texi (Function Attributes): Add documentation
16270 for isr attributes.
16272 2009-03-06 Jakub Jelinek <jakub@redhat.com>
16275 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): For IMPORTED_DECL
16276 take locus from its DECL_SOURCE_LOCATION instead of input_location.
16278 2009-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
16280 * config/bfin/bfin.c (bfin_discover_loop): When retrying fails, mark
16283 2009-03-05 Jakub Jelinek <jakub@redhat.com>
16286 * tree-cfg.c (remove_useless_stmts_bind): Don't remove GIMPLE_BINDs
16287 with blocks containing IMPORTED_DECLs in BLOCK_VARS.
16289 2009-03-05 Uros Bizjak <ubizjak@gmail.com>
16291 * config/i386/i386.md (R8_REG, R9_REG): New constants.
16292 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Use named
16293 constants instead of magic numbers.
16294 (HARD_REGNO_CALLER_SAVE_MODE): Ditto.
16296 * config/i386/i386.c (x86_64_int_parameter_registers): Ditto.
16297 (x86_64_ms_abi_int_parameter_registers): Ditto.
16298 (x86_64_int_return_registers): Ditto.
16299 (ix86_maybe_switch_abi): Ditto.
16300 (ix86_expand_call): Ditto for clobbered_registers array.
16301 (ix86_hard_regno_mode_ok): Ditto.
16302 (x86_extended_QIreg_mentioned_p): Ditto.
16304 2009-03-05 J"orn Rennecke <joern.rennecke@arc.com>
16306 PR tree-optimization/39349
16307 * cse.c (cse_insn): Fix loop to stop at VOIDmode.
16309 * combine.c (gen_lowpart_for_combine): Use omode when generating
16312 2009-03-04 J"orn Rennecke <joern.rennecke@arc.com>
16314 PR rtl-optimization/39235
16315 * loop-iv.c (get_simple_loop_desc): Use XCNEW.
16317 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
16319 * graphite.c (nb_reductions_in_loop): Update simple_iv arguments.
16321 2009-03-04 Richard Guenther <rguenther@suse.de>
16323 PR tree-optimization/39362
16324 * tree-ssa-sccvn.c (visit_use): Stores and copies from SSA_NAMEs
16325 that occur in abnormal PHIs should be varying.
16327 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
16329 * tree-scalar-evolution.c (analyze_scalar_evolution_in_loop):
16331 (simple_iv): Take loop as an argument instead of statement.
16332 * tree-scalar-evolution.h (simple_iv): Declaration changed.
16333 * tree-ssa-loop-niter.c (number_of_iterations_exit): Update calls
16335 * tree-ssa-loop-ivopts.c (determine_biv_step, find_givs_in_stmt_scev):
16337 * tree-parloops.c (loop_parallel_p, canonicalize_loop_ivs): Ditto.
16338 * matrix-reorg.c (analyze_transpose): Ditto.
16339 * tree-data-ref.c (dr_analyze_innermost): Ditto.
16340 * tree-vect-analyze.c (vect_analyze_data_refs): Ditto.
16341 * tree-predcom.c (ref_at_iteration): Ditto.
16342 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Ditto.
16344 2009-03-04 Richard Guenther <rguenther@suse.de>
16346 PR tree-optimization/39358
16347 * tree-ssa-structalias.c (do_sd_constraint): Fix check for
16348 escaped_id and callused_id.
16349 (solve_graph): Likewise.
16351 2009-03-04 Richard Guenther <rguenther@suse.de>
16353 PR tree-optimization/39339
16354 * tree-sra.c (try_instantiate_multiple_fields): Make it
16355 no longer ICE on the above.
16357 2009-03-03 Joseph Myers <joseph@codesourcery.com>
16359 * emit-rtl.c (adjust_address_1): Reduce offset to a signed value
16360 that fits within Pmode.
16362 2009-03-03 Steve Ellcey <sje@cup.hp.com>
16364 PR middle-end/10109
16365 * tm.texi (LIBCALL_VALUE): Update description.
16367 2009-03-03 Steve Ellcey <sje@cup.hp.com>
16369 PR middle-end/34443
16370 * doc/extend.texi (section): Update description.
16372 2009-03-03 H.J. Lu <hongjiu.lu@intel.com>
16374 PR middle-end/39345
16375 * tree-inline.c (remapped_type): New.
16376 (can_be_nonlocal): Call remapped_type instead of remap_type.
16378 2009-03-03 Jakub Jelinek <jakub@redhat.com>
16381 * gimplify.c (goa_stabilize_expr): Handle tcc_comparison,
16382 TRUTH_ANDIF_EXPR and TRUTH_ORIF_EXPR.
16384 2009-03-03 Richard Guenther <rguenther@suse.de>
16386 PR middle-end/39272
16387 * tree.c (tree_nonartificial_location): New function.
16388 * tree.h (tree_nonartificial_location): Declare.
16389 * builtins.c (expand_builtin_memory_chk): Provide location
16390 of the call location for artificial function pieces.
16391 (maybe_emit_chk_warning): Likewise.
16392 (maybe_emit_sprintf_chk_warning): Likewise.
16393 (maybe_emit_free_warning): Likewise.
16394 * expr.c (expand_expr_real_1): Likewise.
16396 2009-03-03 Jakub Jelinek <jakub@redhat.com>
16398 PR tree-optimization/39343
16399 * tree-ssa-ccp.c (maybe_fold_offset_to_address): Don't check if
16400 COMPONENT_REF t has ARRAY_TYPE.
16402 2009-03-02 Sebastian Pop <sebastian.pop@amd.com>
16404 PR middle-end/39335
16405 * tree-parloops.c (canonicalize_loop_ivs): Call fold_convert
16406 when the type precision of the induction variable should be
16407 larger than the type precision of nit.
16408 (gen_parallel_loop): Update use of canonicalize_loop_ivs.
16409 * graphite.c (graphite_loop_normal_form): Same.
16410 * tree-flow.h (canonicalize_loop_ivs): Update declaration.
16412 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
16414 * config/i386/i386.md (ST?_REG, MM?_REG): New constants.
16415 (*call_1_rex64_ms_sysv): Use named constants instead of magic
16416 numbers to describe clobbered registers.
16417 (*call_value_0_rex64_ms_sysv): Ditto.
16418 * config/i386/mmx.md (mmx_emms): Ditto.
16419 (mmx_femms): Ditto.
16421 2009-03-02 Richard Sandiford <rdsandiford@googlemail.com>
16423 * config/mips/mips.c (mips_mdebug_abi_name): Fix the handling
16426 2009-03-02 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
16428 * config/spu/spu.c (TARGET_SECTION_TYPE_FLAGS): Define.
16429 (spu_section_type_flags): New function.
16431 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
16433 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not copy
16434 reg_class_contents of FLOAT_REGS into a temporary.
16436 2009-03-02 Richard Guenther <rguenther@suse.de>
16437 Ira Rosen <irar@il.ibm.com>
16439 PR tree-optimization/39318
16440 * tree-vect-transform.c (vectorizable_call): Transfer the EH region
16441 information to the vectorized statement.
16443 2009-03-01 Uros Bizjak <ubizjak@gmail.com>
16445 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not shadow "i"
16446 variable. Use defined names instead of magic constants for REX SSE
16449 2009-03-01 Richard Guenther <rguenther@suse.de>
16451 PR tree-optimization/39331
16452 * omp-low.c (lower_send_shared_vars): Do not receive new
16453 values for the reference of DECL_BY_REFERENCE parms or results.
16455 2009-03-01 Jan Hubicka <jh@suse.cz>
16458 * tree.h (BLOCK_NONLOCALIZED_VARS, BLOCK_NUM_NONLOCALIZED_VARS,
16459 BLOCK_NONLOCALIZED_VAR): New macros.
16460 (tree_block): Add nonlocalized_vars.
16461 * dwarf2out.c (gen_formal_parameter_die, gen_variable_die,
16462 gen_decl_die): Add origin argument. Allow generation of die with
16463 origin at hand only.
16464 (gen_member_die, gen_type_die_with_usage, force_decl_die,
16465 declare_in_namespace, gen_namescpace_die, dwarf2out_decl): Update use
16467 (gen_block_die): Fix checking for unused blocks.
16468 (process_scope_var): Break out from .... ; work with origins only.
16469 (decls_for_scope) ... here; process nonlocalized list.
16470 (dwarf2out_ignore_block): Look for nonlocalized vars.
16471 * tree-ssa-live.c (remove_unused_scope_block_p): Look for nonlocalized
16473 (dump_scope_block): Dump them.
16474 * tree-inline.c (remap_decls): Handle nonlocalized vars.
16475 (remap_block): Likewise.
16476 (can_be_nonlocal): New predicate.
16477 (copy_bind_expr, copy_gimple_bind): Update use of remap_block.
16479 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16481 * configure: Regenerate.
16483 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16485 * optc-gen.awk: No need to duplicate option flags twice.
16486 Reuse help texts for duplicate options which do not have any.
16488 * gcc.c (display_help): Document --version.
16490 * gcc.c (main): If print_help_list and verbose_flag, ensure
16491 driver output comes before subprocess output.
16493 * optc-gen.awk: Assign all remaining fields to help string,
16494 space-separated, for multi-line help in *.opt.
16496 * doc/invoke.texi (Warning Options): -Wsync-nand is C/C++ only.
16497 -Wno-pedantic-ms-format is for MinGW targets only.
16499 * doc/options.texi (Option file format): Fix bad indentation,
16500 restoring dropped sentence.
16502 2009-02-28 Jan Hubicka <jh@suse.cz>
16504 * tree-inline.c (tree_function_versioning): Output debug info.
16506 2009-02-28 Jan Hubicka <jh@suse.cz>
16509 * tree-inline.c (setup_one_parameter): Do not copy propagate
16510 arguments when not optimizing.
16512 2009-02-28 H.J. Lu <hongjiu.lu@intel.com>
16515 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
16516 (avx_addsubv4df3): Likewise.
16517 (*avx_addsubv4sf3): Likewise.
16518 (sse3_addsubv4sf3): Likewise.
16519 (*avx_addsubv2df3): Likewise.
16520 (sse3_addsubv2df3): Likewise.
16521 (avx_unpckhps256): Correct item selectors.
16522 (avx_unpcklps256): Likewise.
16523 (avx_unpckhpd256): Likewise.
16524 (avx_unpcklpd256): Likewise.
16526 2009-02-28 Jan Hubicka <jh@suse.cz>
16528 * tree-inline.c (expand_call_inline): Avoid duplicate declarations of
16530 (copy_arguments_for_versioning): If var is declared don't declare it.
16531 (tree_function_versioning): First setup substitutions and then copy
16534 2009-02-27 Jan Hubicka <jh@suse.cz>
16537 * cgraph.h (varpool_output_debug_info): Remove.
16538 * cgraphunit.c (varpool_output_debug_info): Remove.
16539 * dwarf2out.c (deferred_locations_struct): New struct
16540 (deferred_locations): New type.
16541 (deferred_locations_list): New static var.
16542 (deffer_location): New function.
16543 (gen_variable_die): Use it.
16544 (decls_for_scope): Output info on local static vars.
16545 (dwarf2out_finish): Process deferred locations.
16546 * varpool.c (varpool_output_debug_info): Remove.
16548 2009-02-27 Jan Hubicka <jh@suse.cz>
16551 * tree.h (TREE_PROTECTED): Fix comment.
16552 (BLOCK_HANDLER_BLOCK): Remove.
16553 (struct tree_block): Remove handler_block add body_block.
16554 (inlined_function_outer_scope_p): New.
16555 (is_body_block): Remove.
16556 * dbxout.c (dbxout_block): Remove BLOCK_HANDLER_BLOCK.
16557 * dwarf2out.c (is_inlined_entry_point): Remove.
16558 (add_high_low_attributes): Use inlined_function_outer_scope_p.
16559 (gen_block_die): Use is_inlined_entry_point check. Remove body block
16561 * langhooks.h (struct lang_hooks): Remove no_bodu_blocks.
16562 * gimplify.c (gimplify_expr): Gimplify body blocks.
16563 * tree-ssa-live.c (remove_unused_scope_block_p): Allow removing wrapper
16564 block with multiple subblocks.
16565 (dump_scope_block): Prettier output; dump more flags and info.
16566 (dump_scope_blocks): New.
16567 (remove_unused_locals): Use dump_scope_blocks.
16568 * tree-flow.h (dump_scope_blocks): Declare.
16569 * tree-cfg.c (execute_build_cfg): Dump scope blocks.
16570 * stmt.c (is_body_block): Remove.
16571 * tree-inline.c (remap_block): Copy BODY_BLOCK info.
16572 * langhooks-def.h (LANG_HOOKS_NO_BODY_BLOCKS): Remove.
16574 2009-02-27 Sebastian Pop <sebastian.pop@amd.com>
16576 PR middle-end/39308
16577 * graphite.c (graphite_loop_normal_form): Do not call
16578 number_of_iterations_exit from a gcc_assert.
16580 2009-02-27 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
16582 * config/s390/s390.c (s390_swap_cmp): Look for conditional
16583 jumps if COND is NULL.
16584 (find_cond_jump): New function.
16585 (s390_z10_optimize_cmp): Handling for reg-reg compares added.
16586 * config/s390/s390.md: Remove z10_cobra attribute value.
16588 2009-02-26 Uros Bizjak <ubizjak@gmail.com>
16590 * config/alpha/alpha.h (alpha_expand_mov): Return false if
16591 force_const_mem returns NULL_RTX.
16593 2009-02-26 Jan Hubicka <jh@suse.cz>
16596 * cgraph.h (varpool_output_debug_info): Remove.
16597 * cgraphunit.c (varpool_output_debug_info): Remove.
16598 * dwarf2out.c (deferred_locations_struct): New struct
16599 (deferred_locations): New type.
16600 (deferred_locations_list): New static var.
16601 (deffer_location): New function.
16602 (gen_variable_die): Use it.
16603 (decls_for_scope): Output info on local static vars.
16604 (dwarf2out_finish): Process deferred locations.
16605 * varpool.c (varpool_output_debug_info): Remove.
16607 2009-02-25 H.J. Lu <hongjiu.lu@intel.com>
16609 PR rtl-optimization/39241
16610 * jump.c (rtx_renumbered_equal_p): Remove 2 superfluous calls
16611 to subreg_offset_representable_p.
16613 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
16615 * regmove.c (regmove_optimize): Conform to struct rtl_opt_pass
16616 execute function prototype. Get f and nregs from max_reg_num
16617 and get_insns. Remove the first backward pass as it's dead,
16618 guard the forward pass by flag_expensive_optimizations.
16619 (rest_of_handle_regmove): Delete.
16620 (pass_regmove): Replace it with regmove_optimize.
16622 2009-02-25 Martin Jambor <mjambor@suse.cz>
16624 PR tree-optimization/39259
16625 * tree-inline.c (initialize_cfun): Remove asserts for calls_setjmp and
16626 calls_alloca function flags.
16627 (copy_bb): Set calls_setjmp and alls_alloca function flags if such
16628 calls are detected.
16630 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
16632 * regmove.c (discover_flags_reg, flags_set_1, mark_flags_life_zones,
16633 flags_set_1_rtx, flags_set_1_set): Delete.
16634 (regmove_optimize): Do not call mark_flags_life_zones.
16636 2009-02-24 Julian Brown <julian@codesourcery.com>
16639 * config/arm/arm.c (require_pic_register): Only set
16640 cfun->machine->pic_reg once per function.
16642 2009-02-24 Sandra Loosemore <sandra@codesourcery.com>
16644 * doc/invoke.texi (Link Options): Document an easier way to pass
16645 options that take arguments to the GNU linker using -Xlinker and -Wl.
16647 2009-02-24 Steve Ellcey <sje@cup.hp.com>
16650 * doc/tm.texi (TARGET_C99_FUNCTIONS): Fix description.
16652 2009-02-24 Richard Guenther <rguenther@suse.de>
16655 * dwarf2out.c (gen_enumeration_type_die): Handle CONST_DECLs.
16657 2009-02-24 Richard Guenther <rguenther@suse.de>
16658 Zdenek Dvorak <ook@ucw.cz>
16660 PR tree-optimization/39233
16661 * tree-ssa-loop-ivopts.c (add_candidate_1): Do not except pointers
16662 from converting them to a generic type.
16664 2009-02-23 Sebastian Pop <sebastian.pop@amd.com>
16666 PR tree-optimization/39260
16667 * graphite.c (harmful_stmt_in_bb): Stop a SCoP when the basic block
16668 contains a condition with a real type.
16669 (build_scop_conditions_1): Conditions are always last_stmt of a bb.
16671 2009-02-23 Jason Merrill <jason@redhat.com>
16674 * varasm.c (initializer_constant_valid_p) [PLUS_EXPR]: Check
16675 narrowing_initializer_constant_valid_p.
16676 (narrowing_initializer_constant_valid_p): Don't return
16677 null_pointer_node for adding a pointer to itself.
16679 2009-02-23 Jan Hubicka <jh@suse.cz>
16682 * ggc.h (htab_create_ggc): Use ggc_free to free hashtable when
16685 2009-02-23 Jan Hubicka <jh@suse.cz>
16687 PR tree-optimization/37709
16688 * tree.c (block_ultimate_origin): Move here from dwarf2out.
16689 * tree.h (block_ultimate_origin): Declare.
16690 * dwarf2out.c (block_ultimate_origin): Move to tree.c
16691 * tree-ssa-live.c (remove_unused_scope_block_p):
16692 Eliminate blocks containig no instructions nor live variables nor
16694 (dump_scope_block): New function.
16695 (remove_unused_locals): Enable removal of dead blocks by default;
16696 enable dumping at TDF_DETAILS.
16698 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
16700 * config/i386/i386.c (classify_argument): Don't allow COImode
16702 (function_arg_advance_32): Don't allow OImode.
16703 (function_arg_32): Likewise.
16704 (function_value_32): Likewise.
16705 (return_in_memory_32): Likewise.
16706 (function_arg_64): Remove OImode comment.
16708 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
16711 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
16712 ix86_expand_vector_set for V4DImode in 64bit mode only.
16713 (ix86_expand_vector_init_one_var): Likewise.
16715 2009-02-21 Sebastian Pop <sebastian.pop@amd.com>
16717 * graphite.c (graphite_trans_loop_block): Adjust tile size to 51.
16719 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
16722 * loop-iv.c: Revert last change.
16723 * emit-rtl.c: Likewise.
16725 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
16728 * config/i386/i386.c (type_natural_mode): Remove an extra
16729 space in the warning message.
16730 (function_value_32): Handle 32-byte vector modes.
16731 (return_in_memory_32): Likewise.
16733 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
16735 * loop-iv.c (truncate_value): New function.
16736 (iv_subreg, get_iv_value, iv_number_of_iterations): Use it instead
16738 (lowpart_subreg): Move to...
16739 * emit-rtl.c: ...here.
16741 2009-02-21 Danny Smith <dannysmith@users.sourceforge.net>
16743 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Revert
16744 accidental and undocumented change at revision 140860.
16746 2009-02-21 Joseph Myers <joseph@codesourcery.com>
16748 * config/arm/arm.c (arm_gimplify_va_arg_expr): Update prototype to
16749 take gimple_seq * arguments.
16750 (arm_mangle_type): Use CONST_CAST_TREE on type argument passed to
16751 types_compatible_p langhook.
16753 2009-02-20 Mark Mitchell <mark@codesourcery.com>
16754 Joseph Myers <joseph@codesourcery.com>
16756 * config/arm/arm.c (arm_builtin_va_list): New function.
16757 (arm_expand_builtin_va_start): Likewise.
16758 (arm_gimplify_va_arg_expr): Likewise.
16759 (TARGET_BUILD_BUILTIN_VA_LIST): Define.
16760 (TARGET_BUILD_BUILTIN_VA_START): Likewise.
16761 (TARGET_BUILD_BUILTIN_VA_ARG_EXPR): Likewise.
16762 (va_list_type): New variable.
16763 (arm_mangle_type): Mangle va_list_type appropriately.
16765 2009-02-20 Jakub Jelinek <jakub@redhat.com>
16767 PR middle-end/39157
16768 * Makefile.in (loop-invariant.o): Depend on $(PARAMS_H).
16769 * params.h (LOOP_INVARIANT_MAX_BBS_IN_LOOP): Define.
16770 * params.def (loop-invariant-max-bbs-in-loop): New parameter.
16771 * opts.c (decode_options): Set loop-invariant-max-bbs-in-loop
16772 parameter to 1000 for -O1 by default.
16773 * doc/invoke.texi (loop-invariant-max-bbs-in-loop): Document new
16775 * loop-invariant.c: Include params.h.
16776 (move_loop_invariants): Don't call move_single_loop_invariants on
16779 2009-02-20 Jaka Mocnik <jaka@xlab.si>
16781 * calls.c (emit_library_call_value_1): Use slot_offset instead of
16782 offset when calculating bounds for indexing stack_usage_map. Fixes
16783 a buffer overflow with certain target setups.
16785 2009-02-20 Jakub Jelinek <jakub@redhat.com>
16788 * calls.c (expand_call): Clear try_tail_call if caller and callee
16789 disagree in promotion of function return value.
16791 2009-02-19 Jakub Jelinek <jakub@redhat.com>
16794 * c-common.c (c_determine_visibility): If visibility changed and
16795 DECL_RTL has been already set, call make_decl_rtl to update symbol
16798 2009-02-19 H.J. Lu <hongjiu.lu@intel.com>
16801 * varasm.c (assemble_variable): Don't check DECL_NAME when
16802 globalizing a variable.
16804 2009-02-19 Joseph Myers <joseph@codesourcery.com>
16807 * builtins.c (gimplify_va_arg_expr): Evaluate the va_list
16808 expression before any __builtin_trap call.
16809 * c-typeck.c (build_function_call): Convert and check function
16810 arguments before generating a call to a trap. Evaluate the
16811 function arguments before the trap.
16813 2009-02-19 Uros Bizjak <ubizjak@gmail.com>
16816 * config/i386/i386.md (isinfxf2): Split from isinf<mode>2.
16817 (UNSPEC_FXAM_MEM): New unspec.
16818 (fxam<mode>2_i387_with_temp): New insn and split pattern.
16819 (isinf<mode>2): Use MODEF mode iterator. Force operand[1] through
16820 memory using fxam<mode>2_i387_with_temp to remove excess precision.
16822 2009-02-19 Richard Guenther <rguenther@suse.de>
16824 PR tree-optimization/39207
16825 PR tree-optimization/39074
16826 * tree-ssa-structalias.c (storedanything_id, var_storedanything,
16827 storedanything_tree): New.
16828 (do_ds_constraint): Simplify ANYTHING shortcutting. Update
16829 the STOREDANYTHING solution if the lhs solution contains ANYTHING.
16830 (build_succ_graph): Add edges from STOREDANYTHING to all
16832 (init_base_vars): Initialize STOREDANYTHING.
16833 (compute_points_to_sets): Free substitution info after
16834 building the succ graph.
16835 (ipa_pta_execute): Likewise.
16837 * tree-ssa-structalias.c (struct variable_info): Add may_have_pointers
16839 (do_ds_constraint): Do not add to special var or non-pointer
16841 (type_could_have_pointers): Split out from ...
16842 (could_have_pointers): ... here. For arrays use the element type.
16843 (create_variable_info_for): Initialize may_have_pointers.
16844 (new_var_info): Likewise.
16845 (handle_lhs_call): Make the HEAP variable unknown-sized.
16846 (intra_create_variable_infos): Use a type with pointers for
16847 PARM_NOALIAS, make it unknown-sized.
16849 2009-02-18 H.J. Lu <hongjiu.lu@intel.com>
16852 * config/i386/i386.c (ix86_return_in_memory): Properly check ABI.
16854 2009-02-18 Jason Merrill <jason@redhat.com>
16857 * tree-ssa-ccp.c (get_symbol_constant_value): Don't assume zero
16858 value if DECL_EXTERNAL.
16859 * tree-sra.c (sra_walk_gimple_assign): Likewise.
16860 * target.h (gcc_target::binds_local_p): Clarify "module".
16861 * tree.h (TREE_PUBLIC): Clarify "module".
16863 2009-02-17 Xuepeng Guo <xuepeng.guo@intel.com>
16866 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move the hunk of
16867 initialization for MS_ABI prior to the hunk of !TARGET_MMX.
16869 2009-02-17 H.J. Lu <hongjiu.lu@intel.com>
16872 * c.opt (Wabi): Support C and ObjC.
16875 * c-opts.c (c_common_handle_option): Handle OPT_Wabi.
16877 * config/i386/i386.c (classify_argument): Warn once about the ABI
16878 change when passing union with long double.
16880 * doc/invoke.texi: Update -Wabi for warning psABI changes.
16882 2009-02-18 Joseph Myers <joseph@codesourcery.com>
16885 * c-parser.c (c_parser_compound_statement): Always enter and leave
16888 2009-02-17 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
16891 * config/darwin.h (SUPPORTS_INIT_PRIORITY): Define.
16893 2009-02-18 Jakub Jelinek <jakub@redhat.com>
16895 PR tree-optimization/36922
16896 * tree-data-ref.c (initialize_matrix_A): Handle BIT_NOT_EXPR.
16897 * tree-scalar-evolution.c (interpret_rhs_expr, instantiate_scev_1):
16900 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
16902 * config/mips/mips.c (mips_override_options): Set flag_dwarf2_cfi_asm
16905 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
16907 * config/mips/mips.md (type): Reclassify lui_movf as "unknown".
16909 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
16911 * config/mips/mips.c (mips_gimplify_va_arg_expr): Fix invalid
16914 2009-02-17 Ruan Beihong <ruanbeihong@gmail.com>
16915 Richard Sandiford <rdsandiford@googlemail.com>
16917 * config/mips/mips.c (CODE_FOR_loongson_biadd): Delete.
16918 * config/mips/loongson.md (reduc_uplus_<mode>): Rename to...
16919 (loongson_biadd): ...this.
16921 2009-02-17 Richard Guenther <rguenther@suse.de>
16923 PR tree-optimization/39202
16924 * tree-ssa-structalias.c (do_structure_copy): Before collapsing
16925 a var make sure to follow existing collapses.
16927 2009-02-17 Richard Guenther <rguenther@suse.de>
16929 PR middle-end/39214
16930 * langhooks.c (lhd_print_error_function): Check for NULL block.
16932 2009-02-17 Richard Guenther <rguenther@suse.de>
16934 PR tree-optimization/39204
16935 * tree-ssa-pre.c (phi_translate_1): Lookup the value-number
16938 2009-02-17 Uros Bizjak <ubizjak@gmail.com>
16940 * config/soft-fp/double.h: Update from glibc CVS.
16942 2009-02-17 Richard Guenther <rguenther@suse.de>
16944 PR tree-optimization/39207
16945 * tree-ssa-structalias.c (find_what_p_points_to): Do not emit
16946 strict-aliasing warnings for pointers pointing to NULL.
16948 2009-02-16 Joseph Myers <joseph@codesourcery.com>
16951 * c-parser.c (c_parser_braced_init): Call pop_init_level when
16952 skipping until next close brace.
16954 2009-02-16 H.J. Lu <hongjiu.lu@intel.com>
16957 * config/i386/i386.c (ix86_expand_push): Set memory alignment
16958 to function argument boundary.
16960 2009-02-16 Hariharan Sandanagobalane <hariharan@picochip.com>
16962 * config/picochip/picochip.md (lea_add): Allow any nonimmediate
16963 in the lea_add. Reload eventually constraints it properly.
16964 * config/picochip/constraints.md: Remove the target constraint
16965 "b", since it is not needed anymore.
16967 2009-02-16 Jakub Jelinek <jakub@redhat.com>
16969 * gthr-dce.h: Uglify function parameter and local variable names.
16970 * gthr-gnat.h: Likewise.
16971 * gthr-mipssde.h: Likewise.
16972 * gthr-nks.h: Likewise.
16973 * gthr-posix95.h: Likewise.
16974 * gthr-posix.h: Likewise.
16975 * gthr-rtems.h: Likewise.
16976 * gthr-single.h: Likewise.
16977 * gthr-solaris.h: Likewise.
16978 * gthr-tpf.h: Likewise.
16979 * gthr-vxworks.h: Likewise.
16980 * gthr-win32.h: Likewise.
16982 2009-02-15 H.J. Lu <hongjiu.lu@intel.com>
16985 * config/i386/i386.md: Restrict the new peephole2 to move
16986 between MMX/SSE registers.
16988 2009-02-15 Richard Guenther <rguenther@suse.de>
16991 2009-02-13 Richard Guenther <rguenther@suse.de>
16993 * configure.ac: Enable LFS.
16994 * configure: Re-generate.
16995 * config.in: Likewise.
16997 2009-02-13 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
16999 * config/spu/spu_internals.h (spu_sr, spu_sra, spu_srqw,
17000 spu_srqwbyte, spu_srqwbytebc): Define.
17001 * config/spu/spu-builtins.def (spu_sr, spu_sra, spu_srqw,
17002 spu_srqwbyte, spu_srqwbytebc): New overloaded builtins.
17003 * config/spu/spu.md ("shrqbybi_<mode>", "shrqbi_<mode>",
17004 "shrqby_<mode>"): New insn-and-split patterns.
17005 * config/spu/spu.c (expand_builtin_args): Determine and return
17006 number of operands using spu_builtin_description data.
17007 (spu_expand_builtin_1): Use it.
17009 2009-02-13 Steve Ellcey <sje@cup.hp.com>
17012 * config/ia64/ia64.c (ia64_function_ok_for_sibcall): Check
17015 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
17018 * config/i386/i386.c (override_options): Correct warning
17019 messages for -malign-loops, -malign-jumps and -malign-functions.
17021 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
17024 * config/i386/i386.md: Restrict the new peephole2 to move
17025 between the general purpose registers.
17027 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
17030 * config/i386/i386.c (type_natural_mode): Add a new argument.
17031 Return the original mode and warn ABI change if vector size is 32byte.
17032 (function_arg_advance): Updated.
17033 (function_arg): Likewise.
17034 (ix86_function_value): Likewise.
17035 (ix86_return_in_memory): Likewise.
17036 (ix86_sol10_return_in_memory): Likewise.
17037 (ix86_gimplify_va_arg): Likewise.
17038 (function_arg_32): Don't warn ABX ABI change here.
17039 (function_arg_64): Likewise.
17041 2009-02-13 Bernd Schmidt <bernd.schmidt@analog.com>
17043 * loop-iv.c (implies_p): In the final case, test that operands 0
17044 of the two comparisons match.
17046 * config/bfin/bfin.c (find_prev_insn_start): New function.
17047 (bfin_optimize_loop): Use it in some cases instead of PREV_INSN.
17048 (find_next_insn_start): Move.
17050 2009-02-13 Richard Guenther <rguenther@suse.de>
17052 * configure.ac: Enable LFS.
17053 * configure: Re-generate.
17054 * config.in: Likewise.
17056 2009-02-13 Joseph Myers <joseph@codesourcery.com>
17059 * c-parser.c (c_parser_parms_list_declarator): Discard pending
17060 sizes on syntax error after some arguments have been parsed.
17062 2009-02-12 Jakub Jelinek <jakub@redhat.com>
17064 * doc/invoke.texi (-fira): Remove.
17066 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
17068 * caller-save.c: Replace regclass.c with reginfo.c in comments.
17069 * recog.c: Likewise.
17072 2009-02-12 Uros Bizjak <ubizjak@gmail.com>
17074 * longlong.h (sub_ddmmss): New for ia64. Ported from GMP 4.2.
17075 (umul_ppmm): Likewise.
17076 (count_leading_zeros): Likewise.
17077 (count_trailing_zeros): Likewise.
17078 (UMUL_TIME): Likewise.
17080 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
17082 * config.gcc (ia64*-*-linux*): Add ia64/t-fprules-softfp and
17083 soft-fp/t-softfp to tmake_file.
17085 * config/ia64/ia64.c (ia64_soft_fp_init_libfuncs): New.
17086 (ia64_expand_compare): Use HPUX library for TFmode only for HPUX.
17087 (ia64_builtins) [IA64_BUILTIN_COPYSIGNQ, IA64_BUILTIN_FABSQ,
17088 IA64_BUILTIN_INFQ]: New.
17089 (ia64_init_builtins): Initialize __builtin_infq,
17090 __builtin_fabsq and __builtin_copysignq if not HPUX.
17091 (ia64_expand_builtin): Handle IA64_BUILTIN_COPYSIGNQ,
17092 IA64_BUILTIN_FABSQ and IA64_BUILTIN_INFQ.
17094 * config/ia64/lib1funcs.asm (__divtf3): Define only if
17096 (__fixtfti): Likewise.
17097 (__fixunstfti): Likewise.
17098 (__floattitf): Likewise.
17100 * config/ia64/libgcc-glibc.ver: New.
17101 * config/ia64/t-fprules-softfp: Likewise.
17102 * config/ia64/sfp-machine.h: Likewise.
17104 * config/ia64/linux.h (LIBGCC2_HAS_TF_MODE): New.
17105 (LIBGCC2_TF_CEXT): Likewise.
17106 (TF_SIZE): Likewise.
17107 (TARGET_INIT_LIBFUNCS): Likewise.
17109 * config/ia64/t-glibc (SHLINB_MAPFILES):
17110 Add $(srcdir)/config/ia64/libgcc-glibc.ver.
17112 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
17114 * config/i386/i386.c (construct_container): Rewrite processing
17115 BLKmode with X86_64_SSE_CLASS.
17117 2009-02-12 Paolo Bonzini <bonzini@gnu.org>
17120 * config/i386/i386.md: Replace simplify_replace_rtx with
17121 replace_rtx in the new peephole2.
17123 2009-02-12 Nathan Sidwell <nathan@codesourcery.com>
17125 * doc/invoke.texi (Optimize Options): Stop claiming inlining and
17126 loop unrolling do not happen at -O2.
17128 2009-02-12 Michael Matz <matz@suse.de>
17130 * gcc.c (ASM_DEBUG_SPEC): Check for -g0.
17132 2009-02-12 Jakub Jelinek <jakub@redhat.com>
17134 * dwarf2out.c (dwarf2out_finish): Force output of comp_unit_die
17137 2009-02-12 Ben Elliston <bje@au.ibm.com>
17139 * config/rs6000/rs6000.md (allocate_stack): Use _stack form of
17140 patterns when updating the back chain. Missed in the 2009-02-10
17143 2009-02-11 Janis Johnson <janis187@us.ibm.com>
17145 * doc/extend.texi (Decimal Floating Types): Update identifier of
17146 draft TR and list of missing support.
17148 2009-02-11 Jakub Jelinek <jakub@redhat.com>
17150 PR middle-end/39154
17151 * gimplify.c (omp_notice_variable): If adding GOVD_SEEN
17152 bit to variable length decl's flags, add it also to its
17153 pointer replacement variable.
17155 2009-02-11 Uros Bizjak <ubizjak@gmail.com>
17156 Jakub Jelinek <jakub@redhat.com>
17159 * config/i386/i386.md (UNSPEC_MEMORY_BLOCKAGE): New constant.
17160 (memory_blockage): New expander.
17161 (*memory_blockage): New insn pattern.
17162 * config/i386/i386.c (ix86_expand_prologue): Use memory_blockage
17163 instead of general blockage at the end of function prologue when
17164 frame pointer is used to access red zone area. Do not emit blockage
17165 when profiling, it is emitted in generic code.
17166 (ix86_expand_epilogue): Emit memory_blockage at the beginning of
17167 function epilogue when frame pointer is used to access red zone area.
17169 2009-02-11 Paolo Bonzini <bonzini@gnu.org>
17172 * config/i386/i386.md: Add two new peephole2 to avoid mov followed
17173 by arithmetic with memory operands.
17174 * config/i386/predicates.md (commutative_operator): New.
17176 2009-02-10 Janis Johnson <janis187@us.ibm.com>
17178 * doc/extend.texi (Fixed-Point Types): Break long paragraphs into
17181 2009-02-10 Eric Botcazou <ebotcazou@adacore.com>
17183 * alias.h (record_alias_subset): Declare.
17184 * alias.c (record_alias_subset): Make global.
17186 2009-02-10 Nick Clifton <nickc@redhat.com>
17188 * tree-parloops.c: Change license to GPLv3.
17189 * ipa-struct-reorg.c: Change license to GPLv3.
17190 * ipa-struct-reorg.h: Change license to GPLv3.
17192 2009-02-10 Steve Ellcey <sje@cup.hp.com>
17195 * c-decl.c (start_struct): Return NULL on error.
17197 2009-02-10 Jakub Jelinek <jakub@redhat.com>
17199 PR middle-end/39124
17200 * cfgloopmanip.c (remove_path): Call remove_bbs after
17201 cancel_loop_tree, not before it.
17204 * function.h (struct function): Add has_local_explicit_reg_vars bit.
17205 * gimplify.c (gimplify_bind_expr): Set it if local DECL_HARD_REGISTER
17206 VAR_DECLs were seen.
17207 * tree-ssa-live.c (remove_unused_locals): Recompute
17208 cfun->has_local_explicit_reg_vars.
17209 * tree-ssa-sink.c (statement_sink_location): Don't sink BLKmode
17210 copies or clearings if cfun->has_local_explicit_reg_vars.
17212 2009-02-10 Uros Bizjak <ubizjak@gmail.com>
17215 * config/i386/i386.c (expand_prologue): Emit blockage at the end
17216 of function prologue when frame pointer is used to access
17219 2009-02-10 Richard Guenther <rguenther@suse.de>
17221 PR middle-end/39127
17222 * gimplify.c (gimple_regimplify_operands): Always look if
17223 we need to create a temporary.
17225 2009-02-10 Richard Guenther <rguenther@suse.de>
17227 PR tree-optimization/39132
17228 * tree-loop-distribution.c (todo): New global var.
17229 (generate_memset_zero): Trigger TODO_rebuild_alias.
17230 (tree_loop_distribution): Return todo.
17232 2009-02-10 H.J. Lu <hongjiu.lu@intel.com>
17235 * config/i386/i386.c (x86_64_reg_class): Remove X86_64_AVX_CLASS.
17236 (x86_64_reg_class_name): Removed.
17237 (classify_argument): Return 0 if bytes > 32. Return 0 if the
17238 first one isn't X86_64_SSE_CLASS or any other ones aren't
17239 X86_64_SSEUP_CLASS when size > 16bytes. Don't turn
17240 X86_64_SSEUP_CLASS into X86_64_SSE_CLASS if the preceded one
17241 is X86_64_SSEUP_CLASS. Set AVX modes to 1 X86_64_SSE_CLASS
17242 and 3 X86_64_SSEUP_CLASS.
17243 (construct_container): Remove X86_64_AVX_CLASS. Handle 4
17244 registers with 1 X86_64_SSE_CLASS and 3 X86_64_SSEUP_CLASS.
17246 2009-02-10 Ben Elliston <bje@au.ibm.com>
17248 * config/rs6000/rs6000.md (allocate_stack): Always use an update
17249 form instruction to update the stack back chain word, even if the
17250 user has disabled the generation of update instructions.
17251 (movdi_<mode>_update_stack): New.
17252 (movsi_update_stack): Likewise.
17253 * config/rs6000/rs6000.c (rs6000_emit_allocate_stack): Likewise,
17254 always use an update form instruction to update the stack back
17257 2009-02-09 Sebastian Pop <sebastian.pop@amd.com>
17259 PR middle-end/38953
17260 * graphite.c (if_region_set_false_region): After moving a region in
17261 the false branch of a condition, remove the empty dummy basic block.
17262 (gloog): Remove wrong fix for PR38953.
17264 2009-02-09 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
17266 * config/spu/spu.c (array_to_constant): Fix (latent) wrong-code
17267 generation due to implicit sign extension.
17269 2009-02-09 Eric Botcazou <ebotcazou@adacore.com>
17271 PR middle-end/38981
17272 * tree-ssa-coalesce.c (add_coalesce): Cap the costs of coalesce pairs
17273 at MUST_COALESCE_COST-1 instead of MUST_COALESCE_COST.
17275 2009-02-09 Richard Guenther <rguenther@suse.de>
17277 PR middle-end/35202
17278 * convert.c (convert_to_real): Disable (float)fn((double)x)
17279 to fnf(x) conversion if errno differences may occur and
17280 -fmath-errno is set.
17282 2009-02-07 Anatoly Sokolov <aesok@post.ru>
17284 * config/avr/avr.c (avr_mcu_t): Add ata6289 device.
17285 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
17286 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
17288 2009-02-06 Joseph Myers <joseph@codesourcery.com>
17291 * c-common.c (handle_alias_attribute): Disallow attribute for
17292 anything not a FUNCTION_DECL or VAR_DECL.
17294 2009-02-06 Janis Johnson <janis187@us.ibm.com>
17297 * real.c (do_compare): Special-case compare of zero against
17298 decimal float value.
17300 2009-02-06 Joseph Myers <joseph@codesourcery.com>
17303 * c-decl.c (grokdeclarator): Don't treat [] declarators in fields
17304 as indicating flexible array members unless the field itself is
17305 being declarared as the incomplete array.
17307 2009-02-06 Jan Hubicka <jh@suse.cz>
17309 PR tree-optimization/38844
17310 * ipa-inline.c (try_inline): Stop inlining recursion when edge
17311 is already inlined.
17313 2009-02-06 Richard Guenther <rguenther@suse.de>
17315 PR middle-end/38977
17316 * tree-cfg.c (need_fake_edge_p): Force a fake edge for
17317 fork because we may expand it as __gcov_fork.
17319 2009-02-06 Nick Clifton <nickc@redhat.com>
17321 * config/m32c/m32c.h (PCC_BITFIELD_TYPE_MATTERS): Define to zero.
17323 2009-02-06 Paolo Bonzini <bonzini@gnu.org>
17325 PR tree-optimization/35659
17326 * tree-ssa-sccvn.c (vn_constant_eq, vn_reference_eq, vn_nary_op_eq
17327 vn_phi_eq): Shortcut if hashcode does not match.
17328 (vn_reference_op_compute_hash): Do not call iterative_hash_expr for
17330 * tree-ssa-pre.c (pre_expr_hash): Look at hashcode if available,
17331 and avoid iterative_hash_expr.
17332 (FOR_EACH_VALUE_ID_IN_SET): New.
17333 (value_id_compare): Remove.
17334 (sorted_array_from_bitmap_set): Use FOR_EACH_VALUE_ID_IN_SET to
17335 sort expressions by value id.
17337 2009-02-05 Kaz Kojima <kkojima@gcc.gnu.org>
17340 * config/sh/predicates.md (general_movsrc_operand): Don't check
17341 the subreg of system registers here.
17343 2009-02-05 Jakub Jelinek <jakub@redhat.com>
17346 * cgraphunit.c (cgraph_function_versioning): Clear also DECL_VIRTUAL_P
17347 on the copied decl.
17349 2009-02-05 Paolo Bonzini <bonzini@gnu.org>
17351 PR rtl-optimization/39110
17352 * rtlanal.c (rtx_addr_can_trap_p_1): Shortcut unaligned
17353 addresses, not aligned ones.
17355 2009-02-05 Daniel Berlin <dberlin@dberlin.org>
17356 Richard Guenther <rguenther@suse.de>
17358 PR tree-optimization/39100
17359 * tree-ssa-structalias.c (do_ds_constraint): Actually do what the
17360 comment says and add edges.
17362 2009-02-05 Joseph Myers <joseph@codesourcery.com>
17365 * c-common.c (handle_tls_model_attribute): Ignore attribute for
17366 non-VAR_DECLs without checking DECL_THREAD_LOCAL_P.
17368 2009-02-04 Tobias Grosser <grosser@fim.uni-passau.de>
17370 * graphite.c (bb_in_sese_p, sese_build_livein_liveouts_use,
17371 sese_build_livein_liveouts_bb, sese_build_livein_liveouts,
17372 register_bb_in_sese, new_sese, free_sese): Moved.
17373 (dot_scop_1, build_scop_loop_nests, build_loop_iteration_domains,
17374 outermost_loop_in_scop, build_scop_iteration_domain,
17375 expand_scalar_variables_ssa_name, get_vdef_before_scop,
17376 limit_scops): Use bb_in_sese_p instead of bb_in_scop_p.
17377 Use loop_in_sese_p instead of loop_in_scop_p.
17378 (new_graphite_bb, gloog): Do not initialize SCOP_BBS_B.
17379 (new_scop, free_scop): Remove SCOP_LOOP2CLOOG_LOOP and SCOP_BBS_B.
17380 (scopdet_basic_block_info): Fix bug in scop detection.
17381 (new_loop_to_cloog_loop_str, hash_loop_to_cloog_loop,
17382 eq_loop_to_cloog_loop): Remove.
17383 (nb_loops_around_loop_in_scop, nb_loop
17384 ref_nb_loops): Moved here...
17385 * graphite.h (ref_nb_loops): ... from here.
17386 (struct scop): Remove bbs_b bitmap and loop2cloog_loop.
17387 (loop_domain_dim, loop_iteration_vector_dim): Remove.
17388 (SCOP_BBS_B, bb_in_scop_p, loop_in_scop_p): Removed.
17389 * testsuite/gcc.dg/graphite/scop-19.c: New
17391 2009-02-04 Paolo Bonzini <bonzini@gnu.org>
17392 Hans-Peter Nilsson <hp@axis.com>
17394 PR rtl-optimization/37889
17395 * rtlanal.c (rtx_addr_can_trap_p_1): Add offset and size arguments.
17396 Move offset handling from PLUS to before the switch. Use new
17397 arguments when considering SYMBOL_REFs too.
17398 (rtx_addr_can_trap_p): Pass dummy offset and size.
17399 (enum may_trap_p_flags): Remove.
17400 (may_trap_p_1): Pass size from MEM_SIZE.
17402 PR rtl-optimization/38921
17403 * loop-invariant.c (find_invariant_insn): Use may_trap_or_fault_p.
17404 * rtl.h (may_trap_after_code_motion_p): Delete prototype.
17405 * rtlanal.c (may_trap_after_code_motion_p): Delete.
17406 (may_trap_p, may_trap_or_fault_p): Pass 0/1 as flags.
17408 2009-02-04 H.J. Lu <hongjiu.lu@intel.com>
17410 AVX Programming Reference (January, 2009)
17411 * config/i386/sse.md (*vpclmulqdq): New.
17413 2009-02-04 Jakub Jelinek <jakub@redhat.com>
17415 PR tree-optimization/38977
17416 PR gcov-profile/38292
17417 * calls.c (special_function_p): Disregard __builtin_ prefix.
17419 2009-02-04 Hariharan Sandanagobalane <hariharan@picochip.com>
17421 * config/picochip/picochip.c (GO_IF_LEGITIMATE_ADDRESS): Disallow
17422 non-indexable addresses even before reload.
17424 2009-02-03 Joseph Myers <joseph@codesourcery.com>
17427 * c-decl.c (grokdeclarator): Mark [*] arrays in field declarators
17428 as having variable size. Do not give an error for unnamed
17429 parameters with [*] declarators. Give a warning for type names
17430 with [*] declarators and mark them as variable size.
17431 * c-parser.c (c_parser_sizeof_expression): Do not give an error
17432 for sizeof applied to [*] type names.
17434 2009-02-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
17437 * convert.c (convert_to_integer): Treat OFFSET_TYPE like INTEGER_TYPE.
17439 2009-02-03 Jakub Jelinek <jakub@redhat.com>
17441 * gcc.c (process_command): Update copyright notice dates.
17442 * gcov.c (print_version): Likewise.
17443 * gcov-dump.c (print_version): Likewise.
17444 * mips-tfile.c (main): Likewise.
17445 * mips-tdump.c (main): Likewise.
17447 2009-02-03 Joseph Myers <joseph@codesourcery.com>
17450 * c-typeck.c (composite_type): Set TYPE_SIZE and TYPE_SIZE_UNIT
17451 for composite type involving a zero-length array type.
17453 2009-02-03 Jakub Jelinek <jakub@redhat.com>
17456 * function.c (match_asm_constraints_1): Skip over
17457 initial optional % in the constraint.
17459 PR inline-asm/39059
17460 * c-parser.c (c_parser_postfix_expression): If fixed point is not
17461 supported, don't accept FIXED_CSTs.
17462 * c-decl.c (finish_declspecs): Error if fixed point is not supported
17463 and _Sat is used without _Fract/_Accum. Set specs->type to
17464 integer_type_node for cts_fract/cts_accum if fixed point is not
17467 2009-02-02 Catherine Moore <clm@codesourcery.com>
17469 * sde.h (SUBTARGET_ARM_SPEC): Don't assemble -fpic code as -mabicalls.
17471 2009-02-02 Richard Sandiford <rdsandiford@googlemail.com>
17473 * config/mips/mips.h (FILE_HAS_64BIT_SYMBOLS): New macro.
17474 (ABI_HAS_64BIT_SYMBOLS): Use it.
17475 (DWARF2_ADDR_SIZE): Use it instead of ABI_HAS_64BIT_SYMBOLS.
17477 2009-02-02 Paul Brook <paul@codesourcery.com>
17479 * config/arm/arm.md (arm_addsi3): Add r/r/k alternative.
17481 2009-02-02 Jakub Jelinek <jakub@redhat.com>
17483 PR inline-asm/39058
17484 * recog.h (asm_operand_ok): Add constraints argument.
17485 * recog.c (asm_operand_ok): Likewise. If it is set, for digits
17486 recurse on matching constraint.
17487 (check_asm_operands): Pass constraints as 3rd argument to
17488 asm_operand_ok. Don't look up matching constraint here.
17489 * stmt.c (expand_asm_operands): Pass NULL as 3rd argument
17492 2009-02-02 Ben Elliston <bje@au.ibm.com>
17494 * doc/tm.texi (Storage Layout): Fix TARGET_ALIGN_ANON_BITFIELD and
17495 TARGET_NARROW_VOLATILE_BITFIELD macro names.
17497 2009-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
17499 * doc/install.texi (hppa*-hp-hpux*): Update binutils and linker
17500 information. Remove some obsolete information. Reorganize.
17502 * config/pa/fptr.c: Revert license to GPL 2.
17503 * config/pa/milli64.S: Likewise.
17505 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
17508 * mkmap-flat.awk (END): Use pe_dll command-line arg to pass
17509 LIBRARY name in, instead of hard-coding it.
17510 * config.gcc (i[34567]86-*-pe | i[34567]86-*-cygwin*): Add an
17511 extra target make frag to tmake_files according to EH model.
17512 (i[34567]86-*-mingw* | x86_64-*-mingw*): Likewise.
17513 * config/i386/t-dw2-eh, config/i386/t-sjlj-eh: Add new target
17514 frags that define makefile variable EH_MODEL appropriately.
17515 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Add comment.
17516 * config/i386/cygwin.h (LIBGCC_EH_EXTN): Define to nothing or
17517 to "-sjlj" according to type of EH configured.
17518 (LIBGCC_SONAME): Concatenate it to shared library base name.
17519 * config/i386/mingw32.h (LIBGCC_EH_EXTN): Define to "_dw2" or
17520 to "_sjlj" according to type of EH configured.
17521 (LIBGCC_SONAME): Concatenate it to shared library base name.
17522 * config/i386/t-cygming (SHLIB_SONAME): Use EH_MODEL.
17523 (SHLIB_LINK): Add missing semicolon to if-else construct.
17524 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
17525 string value of "pe_dll" command-line option.
17526 * config/i386/t-cygwin (SHLIB_EH_EXTENSION): New helper.
17527 (SHLIB_SONAME): Use it when overriding t-cygming default.
17528 (SHLIB_IMPLIB): Override t-cygming default.
17529 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
17530 string value of "pe_dll" command-line option.
17532 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
17535 * config/i386/i386.c (ix86_builtin_setjmp_frame_value): New.
17536 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Override default to point at it.
17538 2009-01-31 Richard Guenther <rguenther@suse.de>
17540 PR tree-optimization/38937
17541 * tree-ssa-structalias.c (do_sd_constraint): Do not shortcut
17542 computing the transitive closure.
17544 2009-01-30 Richard Guenther <rguenther@suse.de>
17546 PR tree-optimization/39041
17547 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
17548 Propagate variable indices only if the types match for this stmt.
17550 2009-01-30 Jakub Jelinek <jakub@redhat.com>
17553 * c-decl.c (pop_scope): Set DECL_EXTERNAL for functions declared
17554 inline but never defined.
17556 2009-01-30 Wolfgang Gellerich <gellerich@de.ibm.com>
17558 * config/s390/s390.md (*insv<mode>_reg_extimm): Removed.
17559 (*insv_h_di_reg_extimm): New insn.
17560 (*insv_l<mode>_reg_extimm): New insn.
17562 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
17564 * config/picochip/picochip.c (flag_conserve_stack): set
17565 PARAM_LARGE_STACK_FRAME and PARAM_STACK_FRAME_GROWTH to zero under
17566 fconserve-stack. Reduce call-overhead used by inliner.
17568 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
17571 * common.opt (flag_conserve_stack): Initialised to zero.
17573 2009-01-30 Kai Tietz <kai.tietz@onevision.com>
17576 * config/i386/i386.c (ix86_can_use_return_insn_p): Check for nsseregs.
17577 (ix86_expand_epilogue): Take nsseregs in account to use proper restore
17580 2009-01-29 H.J. Lu <hongjiu.lu@intel.com>
17582 * ira-color.c (allocno_reload_assign): Update comments.
17583 * regmove.c (regmove_optimize): Likewise.
17587 2009-01-29 Robert Millan <rmh@aybabtu.com>
17589 * config.gcc: Recognize GNU/kOpenSolaris (*-*-kopensolaris*-gnu).
17590 * config/i386/kopensolaris-gnu.h: New file. Undefine
17591 `MD_UNWIND_SUPPORT'.
17592 * config/kopensolaris-gnu.h: New file (based on kfreebsd-gnu.h).
17594 2009-01-29 Kazu Hirata <kazu@codesourcery.com>
17596 PR tree-optimization/39007
17597 * tree-loop-distribution.c (generate_builtin): Use
17598 recompute_dominator to compute the immediate dominator of the
17599 basic block just after the loop.
17601 2009-01-29 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
17603 * config/i386/sol2-10.h [!HAVE_AS_IX86_DIFF_SECT_DELTA]
17604 (ASM_OUTPUT_DWARF_PCREL): Define.
17606 2009-01-29 Vladimir Makarov <vmakarov@redhat.com>
17608 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Modify description.
17609 * doc/passes.texi: Remove entries about regclass, local-alloc, and
17610 global. Modify entries about regmove and IRA.
17612 * ra-conflict.c: Remove the file.
17614 * reload.c (push_reload, find_dummy_reload): Remove flag_ira.
17616 * tree-pass.h (pass_local_alloc, pass_global_alloc): Remove.
17617 (pass_regclass_init): Rename to pass_reginfo_init.
17619 * cfgloopanal.c (estimate_reg_pressure_cost): Remove flag_ira.
17621 * toplev.h (flag_ira): Remove.
17623 * caller-save.c (setup_save_areas): Remove flag_ira.
17625 * ira-color.c (ira_reuse_stack_slot, ira_mark_new_stack_slot): Ditto.
17627 * global.c: Remove the file.
17629 * opts.c (decode_options): Remove flag_ira.
17631 * hard-reg-set.h (losing_caller_save_reg_set): Remove.
17633 * regmove.c: Modify file description.
17634 (find_use_as_address, try_auto_increment): Define them only if
17635 AUTO_INC_DEC is defined.
17636 (replacement_quality, replace_in_call_usage, fixup_match_1,
17637 stable_and_no_regs_but_for_p): Remove.
17638 (reg_set_in_bb): Make it static.
17639 (regmove_optimize): Remove flag_ira and code which worked for
17642 * local-alloc.c: Remove the file.
17644 * common.opt (fira): Remove.
17646 * ira.c: Include except.h.
17647 (eliminable_regset): Move from global.c.
17648 (mark_elimination): Ditto. Remove flag_ira.
17649 (reg_renumber, struct equivalence, reg_equiv, equiv_mem,
17650 equiv_mem_modified, validate_equiv_mem_from_store,
17651 validate_equiv_mem, equiv_init_varies_p, equiv_init_movable_p,
17652 contains_replace_regs, memref_referenced_p, memref_used_between_p,
17653 no_equiv, recorded_label_ref): Move from local-alloc.c.
17654 (update_equiv_regs): Ditto. Make it static.
17655 (print_insn_chain, print_insn_chains): Move it from global.c.
17656 (pseudo_for_reload_consideration_p): Ditto. Remove flag_ira.
17657 (build_insn_chain): Ditto. Make it static.
17658 (ra_init_live_subregs): Move from ra-conflict.c. Make it static.
17659 Rename to init_live_subregs.
17660 (gate_ira): Remove flag_ira.
17662 * regclass.c: Rename reginfo.c. Change file description.
17663 (FORBIDDEN_INC_DEC_CLASSES): Remove.
17664 (reg_class_superclasses, forbidden_inc_dec_class, in_inc_dec): Remove.
17665 (init_reg_sets_1): Remove code for evaluation of
17666 reg_class_superclasses and losing_caller_save_reg_set.
17667 (init_regs): Remove init_reg_autoinc.
17668 (struct costs, costs, init_cost, ok_for_index_p_nonstrict,
17669 ok_for_base_p_nonstrict): Remove.
17670 (regclass_init): Rename to reginfo_init. Don't initialize init_cost.
17671 (pass_regclass_init): Rename to pass_reginfo_init. Modify
17672 corresponding entries.
17673 (dump_regclass, record_operand_costs, scan_one_insn,
17674 init_reg_autoinc, regclass, record_reg_classes, copy_cost,
17675 record_address_regs, auto_inc_dec_reg_p): Remove.
17676 (gt-regclass.h): Rename to gt-reginfo.h.
17678 * rtl.h (dump_global_regs, retry_global_alloc,
17679 build_insn_chain, dump_local_alloc, update_equiv_regs): Remove.
17681 * Makefile.in (RA_H): Remove.
17682 (OBJS-common): Remove global.o, local-alloc.o, and ra-conflict.o.
17683 Rename regclass.o to reginfo.o.
17684 (regclass.o): Rename to reginfo.o. Rename gt-regclass.h to
17686 (global.o, local-alloc.o, ra-conflict.o): Remove entries.
17687 (GTFILES): Rename regclass.c to reginfo.c.
17689 * passes.c (init_optimization_passes): Remove pass_local_alloc and
17690 pass_global_alloc. Rename pass_regclass_init to pass_reginfo_init.
17692 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
17693 count_spilled_pseudo, find_reg, alter_reg, delete_output_reload):
17695 (finish_spills): Ditto. Remove code for !flag_ira.
17697 2009-01-29 Kenneth Zadeck <zadeck@naturalbridge.com>
17699 PR middle-end/35854
17700 * doc/invoke.texi (rtl debug options): Complete rewrite.
17701 * auto-inc-dec.c (pass_inc_dec): Rename pass from "auto-inc-dec"
17703 * mode-switching.c (pass_mode_switching): Rename pass from
17704 "mode-sw" to "mode_sw".
17705 * except.c (pass_convert_to_eh_ranges): Rename pass from
17706 "eh-ranges" to "eh_ranges".
17707 * lower-subreg.c (pass_lower_subreg): Renamed pass from "subreg"
17711 2009-01-29 Andrey Belevantsev <abel@ispras.ru>
17712 Alexander Monakov <amonakov@ispras.ru>
17714 PR middle-end/38857
17715 * sel-sched.c (count_occurrences_1): Check that *cur_rtx is a hard
17717 (move_exprs_to_boundary): Change return type and pass through
17718 should_move from move_op. Relax assert. Update usage ...
17719 (schedule_expr_on_boundary): ... here. Use should_move instead of
17721 (move_op_orig_expr_found): Indicate that insn was disconnected from
17723 (code_motion_process_successors): Do not call after_merge_succs
17724 callback if original expression was not found when traversing any of
17726 (code_motion_path_driver): Change return type. Update prototype.
17727 (move_op): Update comment. Add a new parameter (should_move). Update
17728 prototype. Set *should_move based on indication provided by
17729 move_op_orig_expr_found.
17731 2009-01-28 Pat Haugen <pthaugen@us.ibm.com>
17733 * doc/invoke.texi (avoid-indexed-addresses): Document new option.
17734 * config/rs6000/rs6000-protos.h (avoiding_indexed_address_p): Declare.
17735 * config/rs6000/rs6000.opt (avoid-indexed-addresses): New option.
17736 * config/rs6000/rs6000.c (rs6000_override_options): Default
17737 avoid-indexed-addresses on for Power6, off for everything else.
17738 (avoiding_indexed_address_p): New function.
17739 (rs6000_legitimize_address): Use it.
17740 (rs6000_legitimate_address): Likewise.
17741 * config/rs6000/rs6000.md (movXX_updateX): Likewise
17743 2009-01-28 Kazu Hirata <kazu@codesourcery.com>
17745 PR tree-optimization/38997
17746 * tree-loop-distribution.c (generate_memset_zero): Use
17747 POINTER_PLUS_EXPR for a pointer addition.
17749 2009-01-28 Andreas Krebbel <krebbel1@de.ibm.com>
17751 * config/s390/s390.md (bswap<mode>2): New pattern added.
17753 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
17755 * config/s390/s390.md (*tls_load_31): Added type attribute.
17757 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
17759 * config/s390/s390.md: Fix a few comments.
17761 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
17763 * config/s390/s390.md (*tmsi_reg): Fixed z10prop attribute.
17764 (*tm<mode>_full): Fixed z10prop attribute.
17765 (*tst<mode>_extimm): Fixed z10prop attribute.
17766 (*tst<mode>_cconly_extimm): Fixed z10prop attribute.
17767 (*tstqiCCT_cconly): Fixed z10prop attribute.
17768 (*cmpsi_ccu_zerohi_rlsi): Fixed z10prop attribute.
17769 (*movsi_larl): Fixed z10prop attribute.
17770 (*movsi_zarch): Fixed z10prop attribute.
17771 (*movsi_eas): Fixed z10prop attribute.
17772 (*movhi): Fixed z10prop attribute.
17773 (*movqi): Fixed z10prop attribute.
17774 (*movstrictqi): Fixed z10prop attribute.
17775 (*mov<mode>): Fixed z10prop attribute.
17776 (*movcc): Fixed z10prop attribute.
17777 (*sethighpartdi_64): Fixed z10prop attribute.
17778 (*zero_extendhi<mode>2_z10): Fixed z10prop attribute.
17779 (*negdi2_sign_cc): Fixed z10prop attribute.
17780 (*negdi2_sign): Fixed z10prop attribute.
17781 (*absdi2_sign_cc): Fixed z10prop attribute.
17782 (*absdi2_sign): Fixed z10prop attribute.
17783 (*negabsdi2_sign_cc): Fixed z10prop attribute.
17784 (*negabsdi2_sign): Fixed z10prop attribute.
17785 (*cmp_and_trap_signed_int<mode>): Fixed z10prop attribute.
17786 (*cmp_and_trap_unsigned_int<mode>): Fixed z10prop attribute.
17787 (doloop_si64): Fixed z10prop attribute.
17788 (doloop_si31): Fixed z10prop attribute.
17789 (doloop_long): Fixed z10prop attribute.
17790 (indirect_jump): Fixed z10prop attribute.
17791 (nop): Fixed z10prop attribute.
17792 (main_base_64): Fixed z10prop attribute.
17793 (reload_base_64): Fixed z10prop attribute.
17795 2009-01-28 Jakub Jelinek <jakub@redhat.com>
17797 PR rtl-optimization/38740
17798 * reorg.c (gate_handle_delay_slots): Avoid dbr scheduling
17800 * config/mips/mips.c (mips_reorg): Likewise.
17802 2009-01-28 Richard Guenther <rguenther@suse.de>
17804 PR tree-optimization/38926
17805 * tree-ssa-pre.c (add_to_value): Assert we add only expressions
17806 with the correct value id to a value.
17807 (do_regular_insertion): Use the value number of edoubleprime
17808 for the value number of the expr.
17811 2008-08-21 Richard Guenther <rguenther@suse.de>
17813 * tree-ssa-pre.c (insert_into_preds_of_block): Before inserting
17814 a PHI ask VN if it is already available.
17815 * tree-ssa-sccvn.h (vn_phi_lookup): Declare.
17816 * tree-ssa-sccvn.c (vn_phi_lookup): Export.
17818 2009-01-28 Jakub Jelinek <jakub@redhat.com>
17820 PR middle-end/38934
17821 * tree-vrp.c (extract_range_from_assert): For LE_EXPR and LT_EXPR
17822 set to varying whenever max has TREE_OVERFLOW set, similarly
17823 for GE_EXPR and GT_EXPR and TREE_OVERFLOW min.
17825 2009-01-28 Richard Guenther <rguenther@suse.de>
17827 PR middle-end/38908
17828 * tree-ssa.c (warn_uninitialized_var): Do not warn for seemingly
17829 uninitialized aggregate uses in call arguments.
17831 2009-01-28 Paolo Bonzini <bonzini@gnu.org>
17833 PR tree-optimization/38984
17834 * tree-ssa-structalias.c (get_constraints_for_1): Do not use
17835 the nothing_id variable if -fno-delete-null-pointer-checks.
17837 2009-01-28 Uros Bizjak <ubizjak@gmail.com>
17840 * config/i386/i386.md (set_rip_rex64): Wrap operand 1 in label_ref.
17841 (set_got_offset_rex64): Ditto.
17843 2009-01-27 H.J. Lu <hongjiu.lu@intel.com>
17846 * doc/extend.texi: Improve local variable with asm reg.
17848 2009-01-27 Adam Nemet <anemet@caviumnetworks.com>
17850 * c.opt (Wpacked-bitfield-compat): Change init value to -1.
17851 * c-opts.c (c_common_post_options): If -W*packed-bitfield-compat
17852 was not supplied then set warn_packed_bitfield_compat to the
17853 default value of 1.
17854 * stor-layout.c (place_field): Check warn_packed_bitfield_compat
17857 2009-01-27 Richard Guenther <rguenther@suse.de>
17859 PR tree-optimization/38503
17860 * cfgexpand.c (expand_gimple_basic_block): Ignore
17861 GIMPLE_CHANGE_DYNAMIC_TYPE during expansion.
17862 * tree-ssa-structalias.c (set_uids_in_ptset): Do not prune
17863 variables that cannot have TBAA applied.
17864 (compute_points_to_sets): Do not remove GIMPLE_CHANGE_DYNAMIC_TYPE
17867 2009-01-27 Uros Bizjak <ubizjak@gmail.com>
17869 PR middle-end/38969
17870 * calls.c (initialize_argument_information): Do not wrap complex
17871 arguments in SAVE_EXPR.
17873 2009-01-26 Andreas Tobler <a.tobler@schweiz.org>
17875 * config/t-vxworks (LIBGCC2_INCLUDES): Fix typo.
17876 (INSTALL_LIBGCC): Revert typo commit.
17878 2009-01-26 Richard Guenther <rguenther@suse.de>
17880 PR tree-optimization/38745
17881 * tree-ssa-alias.c (update_alias_info_1): Exclude RESULT_DECL
17882 from special handling.
17884 2009-01-26 Richard Guenther <rguenther@suse.de>
17886 PR tree-optimization/38745
17887 * tree-ssa.c (execute_update_addresses_taken): Do not include
17888 variables that cannot possibly be a register in not_reg_needs.
17889 Do not clear TREE_ADDRESSABLE on vars that may not become
17891 * tree-ssa.c (update_alias_info_1): Include those in the set
17892 of addressable vars.
17894 2009-01-26 Richard Guenther <rguenther@suse.de>
17896 PR middle-end/38851
17897 * Makefile.in (tree-ssa-dse.o): Add langhooks.h.
17898 * tree-ssa-dse.c: Include langhooks.h
17899 (execute_simple_dse): Remove stores with zero size.
17901 2009-01-24 Jakub Jelinek <jakub@redhat.com>
17904 * c-typeck.c (c_finish_return): Handle POINTER_PLUS_EXPR the same way
17907 2009-01-24 Julian Brown <julian@codesourcery.com>
17909 * config/arm/t-linux-eabi (LIB2FUNCS_STATIC_EXTRA): Add
17910 config/arm/linux-atomic.c.
17911 * config/arm/linux-atomic.c: New.
17913 2009-01-24 Eric Botcazou <ebotcazou@adacore.com>
17915 * config/sparc/linux.h (DBX_REGISTER_NUMBER): Delete.
17916 * config/sparc/linux64.h (DBX_REGISTER_NUMBER): Likewise.
17917 * config/sparc/sysv4.h (DBX_REGISTER_NUMBER): Likewise.
17919 2009-01-24 H.J. Lu <hongjiu.lu@intel.com>
17922 * c-opts.c (c_common_handle_option): Update warn_pointer_sign
17925 2009-01-24 Sebastian Pop <sebastian.pop@amd.com>
17927 PR tree-optimization/38953
17928 * graphite.c (graphite_verify): Add a call to verify_loop_closed_ssa.
17929 (scop_adjust_phis_for_liveouts): Initialize false_i to zero.
17930 (gloog): Split the exit of the scop when the scop exit is a loop exit.
17931 (graphite_transform_loops): Only call cleanup_tree_cfg if gloog
17934 2009-01-24 Paul Brook <paul@codesourcery.com>
17936 * config/arm/neon.md (neon_type): Move to arm.md.
17937 (neon_mov<VSTRUCT>): Add neon_type attribute.
17938 * config/arm/arm.md (neon_type): Move to here.
17939 (conds): Add "unconditioal" and use as default for NEON insns.
17941 2009-01-24 Ben Elliston <bje@au.ibm.com>
17943 * bitmap.h (BITMAP_FREE): Eliminate `implicit conversion from
17944 void *' warning from -Wc++-compat.
17945 * Makefile.in (dominance.o-warn): Remove.
17947 2009-01-23 Paolo Bonzini <bonzini@gnu.org>
17949 PR tree-optimization/38932
17950 * fold-const.c (fold_unary_ignore_overflow): New.
17951 * tree.h (fold_unary_ignore_overflow): Declare.
17952 * tree-ssa-ccp.c (ccp_fold): Use fold_unary_ignore_overflow.
17953 * tree-ssa-sccvn.c (visit_reference_op_load,
17954 simplify_unary_expression): Likewise.
17956 2009-01-22 Adam Nemet <anemet@caviumnetworks.com>
17958 * c-decl.c (finish_struct): Move code to set DECL_PACKED after
17959 DECL_BIT_FIELD is alreay known. Also inherit packed for bitfields
17960 regardless of their type.
17961 * c-common.c (handle_packed_attribute): Don't ignore packed on
17963 * c.opt (Wpacked-bitfield-compat): New warning option.
17964 * stor-layout.c (place_field): Warn if offset of a field changed.
17965 * doc/extend.texi (packed): Mention the ABI change.
17966 * doc/invoke.texi (-Wpacked-bitfield-compat): Document.
17967 (Warning Options): Add it to the list.
17969 2009-01-22 H.J. Lu <hongjiu.lu@intel.com>
17971 * c-opts.c (c_common_post_options): Fix a typo in comments.
17973 2009-01-22 Steve Ellcey <sje@cup.hp.com>
17975 PR middle-end/38615
17976 * gimplify.c (gimplify_init_constructor): Fix promotion of const
17977 variables to static.
17978 * doc/invoke.texi (-fmerge-all-constants): Update description.
17980 2009-01-22 Uros Bizjak <ubizjak@gmail.com>
17983 * config/i386/i386.md (*movsi_1): Use type "mmx" for alternative 2.
17984 (*movdi_1_rex64): Use type "mmx" for alternative 5.
17986 2009-01-22 Richard Earnshaw <rearnsha@arm.com>
17988 * arm.h (DATA_ALIGNMENT): Align structures, unions and arrays to
17990 (LOCAL_ALIGNMENT): Similarly.
17992 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
17993 Joseph Myers <joseph@codesourcery.com>
17995 * config/arm/arm.c (all_architectures): Add iWMMXt2 entry.
17996 * config/arm/arm-cores.def: New ARM_CORE entry for iWMMXt2.
17997 * config/arm/arm-tune.md: Regenerate.
17998 * doc/invoke.texi (ARM Options): Document -mcpu=iwmmxt2 and
18001 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
18003 * config/arm/bpabi.h (SUBTARGET_EXTRA_ASM_SPEC): Bump EABI
18004 version number to five.
18006 2009-01-22 Dodji Seketeli <dodji@redhat.com>
18009 * c-decl.c (clone_underlying_type): Revert PR c++/26693 changes.
18010 * c-common.c (set_underlying_type): Likewise.
18011 (is_typedef_decl ): Likewise
18013 (set_underlying_type): Likewise.
18014 (is_typedef_type): Likewise.
18016 2009-01-21 Vladimir Makarov <vmakarov@redhat.com>
18018 PR middle-end/38587
18019 * ira-color.c (coalesce_spill_slots): Don't coalesce allocnos
18022 2009-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
18025 * config/i386/cygwin.h (SHARED_LIBGCC_SPEC): New helper macro.
18026 (LIBGCC_SPEC): Don't define.
18027 (REAL_LIBGCC_SPEC): Define instead, using SHARED_LIBGCC_SPEC.
18029 2009-01-21 Uros Bizjak <ubizjak@gmail.com>
18031 PR rtl-optimization/38879
18032 * alias.c (base_alias_check): Unaligned access via AND address can
18033 alias all surrounding object types except those with sizes equal
18034 or wider than the size of unaligned access.
18036 2009-01-21 Dodji Seketeli <dodji@redhat.com>
18039 * c-decl.c (clone_underlying_type): Move this ...
18040 * c-common.c (set_underlying_type): ... here.
18041 Also, make sure the function properly sets TYPE_STUB_DECL() on
18042 the newly created typedef variant type.
18043 (is_typedef_decl ): New entry point.
18044 * tree.h: Added a new member member_types_needing_access_check to
18045 struct tree_decl_non_common.
18046 (set_underlying_type): New entry point.
18047 (is_typedef_type): Likewise.
18049 2009-01-21 Bingfeng Mei <bmei@broadcom.com>
18051 * alias.c (walk_mems_1, walk_mems_2, insn_alias_sets_conflict_p):
18052 Check whether two instructions have memory references that
18053 belong to conflicting alias sets. walk_mems_1 and walk_mems_2
18054 are helper functions for traversing.
18055 * alias.h (insn_alias_sets_confilict_p): New prototypes.
18056 * ddg.c (add_inter_loop_mem_dep): Call insn_alias_sets_conflict_p
18057 not to draw dependency edge for instructions with non-conflicting
18060 2009-01-20 Joseph Myers <joseph@codesourcery.com>
18063 * longlong.h: Update copyright years. Use soft-fp license notice.
18064 Sync __clz_tab declaration with glibc.
18066 2009-01-20 Steve Ellcey <sje@cup.hp.com>
18069 * doc/extend.texi (syscall_linkage): New.
18070 (version_id): Modify.
18072 2009-01-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
18073 Richard Guenther <rguenther@suse.de>
18075 PR tree-optimization/38747
18076 PR tree-optimization/38748
18077 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Disable the VCE
18078 conversion if the base address is an indirect reference and the
18079 aliasing sets could cause issues.
18081 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
18083 * common.opt (fgraphite, fgraphite-identity): Add comment for
18084 explaining why these options are not documented.
18086 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
18088 * graphite.c (stmt_simple_for_scop_p): Also handle cases when
18089 gimple_call_lhs is NULL.
18091 2009-01-20 Paolo Bonzini <bonzini@gnu.org>
18094 * emit-rtl.c (adjust_address_1): Make sure memref is never
18097 2009-01-20 Ben Elliston <bje@au.ibm.com>
18099 * libgcov.c (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
18100 const qualifier from arg parameter. Remove unnecessary cast to char *.
18101 * gcov-io.h (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
18102 const qualifier from arg 2.
18104 2009-01-19 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
18106 * config/darwin.h: Add static-libgfortran to LINK_SPEC.
18108 2009-01-19 Vladimir Makarov <vmakarov@redhat.com>
18111 * rtl.h (reinit_regs): New prototype.
18112 * regclass.c: Include ira.h.
18113 (reinit_regs): New.
18114 * Makefile.in (regclass.o): Add ira.h.
18115 * config/i386/i386.c (ix86_maybe_switch_abi): Use reinit_regs.
18117 2009-01-18 H.J. Lu <hongjiu.lu@intel.com>
18120 * c-common.c (handle_aligned_attribute): Use
18121 ATTRIBUTE_ALIGNED_VALUE instead of BIGGEST_ALIGNMENT for
18122 default alignment value.
18124 * c-cppbuiltin.c (c_cpp_builtins): Define __BIGGEST_ALIGNMENT__.
18126 * defaults.h (ATTRIBUTE_ALIGNED_VALUE): New.
18127 * config/i386/i386.h (ATTRIBUTE_ALIGNED_VALUE): Likewise.
18129 * doc/extend.texi: Update __attribute__ ((aligned)). Document
18130 __BIGGEST_ALIGNMENT__.
18132 * doc/tm.texi: Document ATTRIBUTE_ALIGNED_VALUE.
18134 2009-01-18 Richard Guenther <rguenther@suse.de>
18136 PR tree-optimization/38819
18137 * tree-flow.h (operation_could_trap_helper_p): Declare.
18138 * tree-eh.c (operation_could_trap_helper_p): Export.
18139 * tree-ssa-sccvn.h (vn_nary_may_trap): Declare.
18140 * tree-ssa-sccvn.c (vn_nary_may_trap): New function.
18141 * tree-ssa-pre.c (insert_into_preds_of_block): Check if we
18142 are about to insert a possibly trapping instruction and fail
18145 2009-01-18 Andreas Schwab <schwab@suse.de>
18147 * doc/install.texi (Configuration): Remove obsolete paragraph
18148 about use of --with-gnu-ld with --with-gnu-as.
18150 2009-01-18 Kazu Hirata <kazu@codesourcery.com>
18152 * doc/extend.texi, doc/gimple.texi, doc/invoke.texi,
18153 doc/md.texi, doc/sourcebuild.texi, doc/tm.texi: Fix typos.
18154 Follow spelling conventions.
18156 2009-01-18 Ben Elliston <bje@au.ibm.com>
18158 * bitmap.c (bitmap_obstack_alloc_stat): Adjust cast to eliminate
18159 C++ warning about implicit conversion from void * to struct
18161 (bitmap_obstack_free): Likewise for bitmap_element *.
18162 * Makefile.in (bitmap.o-warn): Remove.
18164 2009-01-17 Dave Korn <dave.korn.cygwin@gmail.com>
18166 * Makefile.in (BACKENDLIBS): Reorder to match dependencies.
18168 2009-01-17 Sebastian Pop <sebastian.pop@amd.com>
18169 Tobias Grosser <tobi.grosser@amd.com>
18171 * graphite.c (graphite_trans_scop_block): Do not block single
18174 2009-01-16 Alexandre Oliva <aoliva@redhat.com>
18176 * ebitmap.h (ebitmap_iter_init): Initialize all fields.
18177 * ipa-struct-reorg.c (gen_struct_type): Replace known-true
18178 test with assertion.
18180 2009-01-16 Richard Guenther <rguenther@suse.de>
18182 PR tree-optimization/38835
18183 PR middle-end/36227
18184 * fold-const.c (fold_binary): Remove PTR + INT -> (INT)(PTR p+ INT)
18185 and INT + PTR -> (INT)(PTR p+ INT) folding.
18186 * tree-ssa-address.c (create_mem_ref): Properly use POINTER_PLUS_EXPR.
18188 2009-01-16 Adam Nemet <anemet@caviumnetworks.com>
18191 * expmed.c (expand_shift): With SHIFT_COUNT_TRUNCATED, don't lift
18192 the subreg from a lowpart subreg if it is also casting the value.
18194 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
18195 Tobias Grosser <tobi.grosser@amd.com>
18197 * graphite.c (compare_prefix_loops): New.
18198 (build_scop_canonical_schedules): Rewritten.
18199 (graphite_transform_loops): Move build_scop_canonical_schedules
18200 after build_scop_iteration_domain.
18202 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
18203 Tobias Grosser <tobi.grosser@amd.com>
18205 * graphite.c (add_conditions_to_domain): Add the loops to
18206 the dimension of the iteration domain. Do copy the domain
18207 only when it exists.
18208 (build_scop_conditions_1): Do not call add_conditions_to_domain.
18209 (add_conditions_to_constraints): New.
18210 (can_generate_code_stmt, can_generate_code): Removed.
18211 (gloog): Do not call can_generate_code.
18212 (graphite_transform_loops): Call add_conditions_to_constraints
18213 after building the iteration domain.
18215 2009-01-16 Jakub Jelinek <jakub@redhat.com>
18217 PR tree-optimization/38789
18218 * tree-ssa-threadedge.c
18219 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
18220 __builtin_constant_p.
18222 2009-01-16 Kenneth Zadeck <zadeck@naturalbridge.com>
18224 * dce.c (delete_unmarked_insns): Reversed the order that insns are
18225 examined before deleting them.
18227 2009-01-16 Richard Earnshaw <rearnsha@arm.com>
18229 * function.c (aggregate_value_p): Correctly extract the function
18230 type from CALL_EXPR_FN lookup.
18232 2009-01-16 Hariharan Sandanagobalane <hariharan@picochip.com>
18234 * config/picochip/picochip.c (picochip_override_options): Revert
18235 CFI asm flag disable commited previously.
18237 2009-01-15 Sebastian Pop <sebastian.pop@amd.com>
18238 Tobias Grosser <tobi.grosser@amd.com>
18239 Jan Sjodin <jan.sjodin@amd.com>
18241 * graphite.c (scan_tree_for_params): On substractions negate
18242 all the coefficients of the term.
18243 (clast_to_gcc_expression_red): New. Handle reduction expressions
18244 of more than two operands.
18245 (clast_to_gcc_expression): Call clast_to_gcc_expression_red.
18246 (get_vdef_before_scop): Handle also the case of default definitions.
18248 2009-01-15 Richard Sandiford <rdsandiford@googlemail.com>
18250 * caller-save.c (add_used_regs_1, add_used_regs): New functions.
18251 (insert_one_insn): Use them instead of REG_DEAD and REG_INC notes.
18252 Also use them when walking CALL_INSN_FUNCTION_USAGE.
18254 2009-01-15 H.J. Lu <hongjiu.lu@intel.com>
18255 Joey Ye <joey.ye@intel.com>
18257 PR middle-end/37843
18258 * cfgexpand.c (expand_stack_alignment): Don't update stack
18259 boundary nor check incoming stack boundary here.
18260 (gimple_expand_cfg): Update stack boundary and check incoming
18261 stack boundary here.
18263 2009-01-15 Kenneth Zadeck <zadeck@naturalbridge.com>
18265 * dce.c (find_call_stack_args, delete_unmarked_insns): Fixed comments.
18267 2009-01-14 Jakub Jelinek <jakub@redhat.com>
18269 PR rtl-optimization/38245
18270 * calls.c (expand_call): Add stack arguments to
18271 CALL_INSN_FUNCTION_USAGE even for pure calls (when
18272 ACCUMULATE_OUTGOING_ARGS) and even for args partially passed
18273 in regs and partially in memory or BLKmode arguments.
18274 (emit_library_call_value_1): Add stack arguments to
18275 CALL_INSN_FUNCTION_USAGE even for pure calls (when
18276 ACCUMULATE_OUTGOING_ARGS).
18277 * dce.c: Include tm_p.h.
18278 (find_call_stack_args): New function.
18279 (deletable_insn_p): Call it for CALL_P insns. Add ARG_STORES
18281 (mark_insn): Call find_call_stack_args for CALL_Ps.
18282 (prescan_insns_for_dce): Walk insns backwards in bb rather than
18283 forwards. Allocate and free arg_stores bitmap if needed, pass it
18284 down to deletable_insn_p, don't mark stores set in arg_stores
18285 bitmap, clear the bitmap at the beginning of each bb.
18286 * Makefile.in (dce.o): Depend on $(TM_P_H).
18288 2009-01-14 Michael Meissner <gnu@the-meissners.org>
18291 * config/i386/i386.c (print_operand): Add tests for 'D', 'C', 'F', 'f'
18292 to make sure the insn is a conditional test (bug 22599). Reformat a
18295 2009-01-14 Sebastian Pop <sebastian.pop@amd.com>
18297 PR middle-end/38431
18298 * graphite.c (get_vdef_before_scop, scop_adjust_vphi): New.
18299 (scop_adjust_phis_for_liveouts): Call scop_adjust_vphi.
18300 (gloog): Do not call cleanup_tree_cfg.
18301 (graphite_transform_loops): Call cleanup_tree_cfg after all
18302 scops have been code generated.
18304 2009-01-14 Basile Starynkevitch <basile@starynkevitch.net>
18305 * doc/gty.texi (Invoking the garbage collector): Added new node
18306 and section documenting ggc_collect.
18308 2009-01-14 Richard Guenther <rguenther@suse.de>
18310 PR tree-optimization/38826
18311 PR middle-end/38477
18312 * tree-ssa-structalias.c (emit_alias_warning): Emit the pointer
18313 initialization notes only if we actually emitted a warning.
18314 (intra_create_variable_infos): Add constraints for a result decl
18315 that is passed by hidden reference.
18316 (build_pred_graph): Mark all related variables non-direct on
18319 2009-01-14 Nick Clifton <nickc@redhat.com>
18321 * ira-conflicts.c: Include addresses.h for the definition of
18323 (ira_build_conflicts): Use base_reg_class instead of BASE_REG_CLASS.
18324 * Makefile.in: Add a dependency of ira-conflicts.o on addresses.h.
18326 2009-01-13 Vladimir Makarov <vmakarov@redhat.com>
18329 * Makefile.in (ira-lives.o): Add except.h.
18331 * ira-lives.c: Include except.h.
18332 (process_bb_node_lives): Process can_throw_internal.
18334 2009-01-13 Jakub Jelinek <jakub@redhat.com>
18336 PR rtl-optimization/38774
18337 * combine.c (simplify_set): When undoing cc_use change, don't do
18338 PUT_CODE on the newly created comparison, but instead put back the
18341 2009-01-13 Joseph Myers <joseph@codesourcery.com>
18343 * doc/invoke.texi (ARM Options): Update lists of -mcpu and -march
18344 values. Remove duplicate arm8 entry.
18346 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
18348 PR tree-optimization/38786
18349 * graphite.c (expand_scalar_variables_ssa_name): New, outlined from
18350 the SSA_NAME case of expand_scalar_variables_expr.
18351 Set the type of an expression to the type of its assign statement.
18352 (expand_scalar_variables_expr): Also gather the scalar computation
18353 used to index the memory access. Do not pass loop_p.
18354 Fix comment. Stop recursion on tcc_constant or tcc_declaration.
18355 (expand_scalar_variables_stmt): Pass to expand_scalar_variables_expr
18356 the gimple_stmt_iterator where it inserts new code.
18357 Do not pass loop_p.
18358 (copy_bb_and_scalar_dependences): Do not pass loop_p.
18359 (translate_clast): Update call to copy_bb_and_scalar_dependences.
18361 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
18363 * graphite.h (debug_value): Removed.
18364 * graphite.c (debug_value): Removed.
18366 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
18368 * config/arm/arm.c (output_move_double): Don't synthesize thumb-2
18369 ldrd/strd with two 32-bit instructions.
18371 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
18373 * config/arm/arm.c (struct processors): Pass for speed down into
18374 cost helper functions.
18375 (const_ok_for_op): Handle COMPARE and inequality nodes.
18376 (arm_rtx_costs_1): Rewrite.
18377 (arm_size_rtx_costs): Update prototype.
18378 (arm_rtx_costs): Pass speed down to helper functions.
18379 (arm_slowmul_rtx_costs): Rework cost calculations.
18380 (arm_fastmul_rtx_costs, arm_xscale_rtx_costs): Likewise.
18381 (arm_9e_rtx_costs): Likewise.
18383 2009-01-13 Uros Bizjak <ubizjak@gmail.com>
18385 * config/alpha/alpha.c (alpha_legitimate_address_p): Explicit
18386 relocations of local symbols wider than UNITS_PER_WORD are not valid.
18387 (alpha_legitimize_address): Do not split local symbols wider than
18388 UNITS_PER_WORD into HIGH/LO_SUM parts.
18390 2009-01-13 Danny Smith <dannysmith@users.sourceforge.net>
18393 * gcc.c (process_command): Replace call to execvp with calls
18394 to pex_one and exit.
18396 2009-01-03 Anatoly Sokolov <aesok@post.ru>
18399 * config/avr/t-avr (LIB1ASMFUNCS): Add _tablejump_elpm.
18400 * config/avr/libgcc.S (__do_global_ctors, __do_global_dtors): Add
18401 variant for devices with 3-byte PC.
18402 (__tablejump_elpm__): New.
18404 2009-01-12 Jakub Jelinek <jakub@redhat.com>
18407 * c-parser.c (c_parser_postfix_expression): Allow `->' in
18408 offsetof member-designator, handle it as `[0].'.
18410 2009-01-12 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
18412 * pa.c (pa_asm_output_mi_thunk): Use pc-relative branch to thunk
18413 function when not using named sections on targets with named sections
18414 if branch distance is less than 262132.
18416 2009-01-12 Richard Earnshaw <rearnsha@arm.com>
18418 * combine.c (combine_instructions): Recompute
18419 optimize_this_for_speed_p for each BB in the main combine loop.
18421 2009-01-12 Tomas Bily <tbily@suse.cz>
18424 * tree-loop-distribution.c (prop_phis): New function.
18425 (generate_builtin): Call prop_phis.
18426 * testsuite/gcc.dg/tree-ssa/pr38385.c: New file.
18428 2009-01-12 Jakub Jelinek <jakub@redhat.com>
18430 PR tree-optimization/38807
18431 * tree-ssa-reassoc.c (remove_visited_stmt_chain): Don't look at
18432 gimple_visited_p unless stmt is GIMPLE_ASSIGN.
18434 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
18436 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
18437 subreg of op0 to the original op0.
18439 2009-01-11 Laurent GUERBY <laurent@guerby.net>
18441 * doc/sourcebuild.texi (Source Tree): Move up intl and fixinc.
18443 2009-01-11 Markus Schoepflin <markus.schoepflin@comsoft.de>
18446 * mips-tfile.c (parse_def): Fix parsing of def strings
18447 starting with digits.
18449 2009-01-10 Jakub Jelinek <jakub@redhat.com>
18452 * config/arm/arm.c (arm_is_long_call_p): Don't call
18453 arm_function_in_section_p if decl isn't a FUNCTION_DECL.
18455 2009-01-09 Steven Bosscher <steven@gcc.gnu.org>
18457 * regrename.c (regrename_optimize): Fix dumping.
18458 (find_oldest_value_reg): Preserve REG_POINTER.
18459 (copy_hardreg_forward_1): Likewise.
18461 2009-01-09 Diego Novillo <dnovillo@google.com>
18463 * gimple.h (struct gimple_statement_base) <uid>: Document
18464 the restrictions on its use.
18465 (gimple_uid): Tidy.
18466 (gimple_set_uid): Tidy.
18468 2009-01-09 Jakub Jelinek <jakub@redhat.com>
18470 * config/i386/i386.c (ix86_expand_movmem, ix86_expand_setmem): Add
18471 zero guard even if align_bytes != 0 and count is smaller than
18474 2009-01-09 Vladimir Makarov <vmakarov@redhat.com>
18476 PR rtl-optimization/38495
18477 * ira-emit.c (print_move_list, ira_debug_move_list): New functions.
18478 (add_range_and_copies_from_move_list): Print all added ranges.
18479 Add ranges to memory optimized destination.
18481 2009-01-09 Jakub Jelinek <jakub@redhat.com>
18485 * config/i386/i386.c (override_options): Reject
18486 -mstringop-strategy=rep_8byte with -m32.
18487 (ix86_expand_movmem): For size_needed == 1 set epilogue_size_needed
18488 to 1. Do count comparison against epilogue_size_needed at compile
18489 time even when count_exp was constant forced into register. For
18490 size_needed don't jump to epilogue, instead just avoid aligning
18491 and invoke the body algorithm. If need_zero_guard, add zero guard
18492 even if count is non-zero, but smaller than size_needed + number of
18493 bytes that could be stored for alignment.
18494 (ix86_expand_setmem): For size_needed == 1 set epilogue_size_needed
18495 to 1. If need_zero_guard, add zero guard even if count is non-zero,
18496 but smaller than size_needed + number of bytes that could be stored
18497 for alignment. Compare size_needed with epilogue_size_needed instead
18498 of desired_align - align, don't adjust size_needed, pass
18499 epilogue_size_needed to the epilogue expanders.
18502 * c-pretty-print.c (pp_c_expression): Handle GOTO_EXPR like BIND_EXPR.
18504 2009-01-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
18506 * pa.c (last_address): Change to unsigned.
18507 (update_total_code_bytes): Change argument to unsigned. Don't
18508 check if insn addresses are set.
18509 (pa_output_function_epilogue): Set last_address to UINT_MAX if insn
18510 addresses are not set.
18511 (pa_asm_output_mi_thunk): Handle wrap when updating last_address.
18513 2009-01-09 Nick Clifton <nickc@redhat.com>
18515 * config/sh/symbian.c: Replace uses of DECL_INLINE with
18516 DECL_DECLARED_INLINE_P.
18518 2009-01-09 Jakub Jelinek <jakub@redhat.com>
18520 PR middle-end/38347
18521 * dojump.c (do_jump_by_parts_zero_rtx): Use mode instead of
18522 GET_MODE (op0) in operand_subword_force calls.
18524 PR middle-end/38771
18525 * fold-const.c (fold_unary): For COMPOUND_EXPR and COND_EXPR,
18526 fold_convert arg0 operands to TREE_TYPE (op0) first.
18528 2009-01-08 Vladimir Makarov <vmakarov@redhat.com>
18530 * params.def (ira-max-conflict-table-size): Decrease default value
18533 2009-01-08 Jakub Jelinek <jakub@redhat.com>
18535 PR tree-optimization/37031
18536 * lambda-code.c (lambda_collect_parameters): Call pointer_set_destroy
18538 (build_access_matrix): Reserve correct size for AM_MATRIX vector,
18539 allocate it using gc instead of heap, use VEC_quick_push instead of
18541 * graphite.c (build_access_matrix): Allocate AM_MATRIX vector using gc
18542 instead of heap, use VEC_quick_push instead of VEC_safe_push.
18543 * tree-data-ref.h (struct access_matrix): Change matrix to gc
18544 allocated vector from heap allocated.
18545 * lambda.h: Add DEF_VEC_ALLOC_P for gc allocated lambda_vector.
18546 * tree-loop-linear.c (linear_transform_loops): Allocate nest
18547 vector only after perfect_loop_nest_depth call.
18549 2009-01-08 Sebastian Pop <sebastian.pop@amd.com>
18550 Jan Sjodin <jan.sjodin@amd.com>
18552 PR tree-optimization/38559
18553 * graphite.c (debug_value, copy_constraint,
18554 swap_constraint_variables, scale_constraint_variable, ): New.
18555 (get_lower_bound, get_upper_bound): Removed.
18556 (graphite_trans_bb_strip_mine): Clean up this code that works
18557 only for constant number of iterations. Fully copy upper and
18558 lower bound constraints, not only the constant part of them.
18559 * graphite.h (debug_value): Declared.
18561 2009-01-08 Ira Rosen <irar@il.ibm.com>
18563 PR tree-optimization/37194
18564 * tree-vect-transform.c (vect_estimate_min_profitable_iters):
18565 Don't add the cost of cost model guard in prologue to scalar
18566 outside cost in case of known number of iterations.
18568 2009-01-07 Nathan Froyd <froydnj@codesourcery.com>
18569 Alan Modra <amodra@bigpond.net.au>
18571 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check for
18572 non-word-aligned REG+CONST addressing.
18574 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
18577 * config/alpha/alpha.c (alpha_end_function): For TARGET_ABI_OSF, call
18578 free_after_compilation when outputting a thunk.
18579 (alpha_output_mi_thunk_osf): Assert that we are processing a thunk.
18580 Do not call free_after_compilation here.
18582 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
18584 * config/i386/i386.c (ix86_target_string): Use ARRAY_SIZE.
18585 (ix86_valid_target_attribute_inner_p): Ditto.
18587 2009-01-07 Jan Sjodin <jan.sjodin@amd.com>
18589 PR tree-optimization/38492
18590 PR tree-optimization/38498
18591 * tree-check.c (operator_is_linear, scev_is_linear_expression): New.
18592 * tree-chrec.h (scev_is_linear_expression): Declared.
18593 * graphite.c (graphite_cannot_represent_loop_niter): New.
18594 (scopdet_basic_block_info): Call graphite_cannot_represent_loop_niter.
18595 (graphite_loop_normal_form): Use gcc_assert.
18596 (scan_tree_for_params): Use CASE_CONVERT.
18597 (phi_node_is_iv, bb_contains_non_iv_scalar_phi_nodes): New.
18598 (build_scop_conditions_1): Call bb_contains_non_iv_scalar_phi_nodes.
18599 Use gcc_assert. Discard scops that contain unhandled cases.
18600 (build_scop_conditions): Return a boolean status for unhandled cases.
18601 (strip_mine_profitable_p): Print the loop number, not its depth.
18602 (is_interchange_valid): Pass the depth of the loop nest, don't
18603 recompute it wrongly.
18604 (graphite_trans_bb_block): Same.
18605 (graphite_trans_bb_block): Print tentative of loop blocking.
18606 (graphite_trans_scop_block): Do not print that the loop has been
18608 (graphite_transform_loops): Do not handle scops that contain condition
18611 2009-01-07 H.J. Lu <hongjiu.lu@intel.com>
18613 AVX Programming Reference (December, 2008)
18614 * config/i386/avxintrin.h (_mm256_stream_si256): New.
18615 (_mm256_stream_pd): Likewise.
18616 (_mm256_stream_ps): Likewise.
18618 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_MOVNTDQ256,
18619 IX86_BUILTIN_MOVNTPD256 and IX86_BUILTIN_MOVNTPS256.
18620 (ix86_special_builtin_type): Add VOID_FTYPE_PV4DI_V4DI.
18621 (bdesc_special_args): Add __builtin_ia32_movntdq256,
18622 __builtin_ia32_movntpd256 and __builtin_ia32_movntps256.
18623 (ix86_init_mmx_sse_builtins): Handle VOID_FTYPE_PV4DI_V4DI.
18624 (ix86_expand_special_args_builtin): Likewise.
18626 * config/i386/sse.md (AVXMODEDI): New.
18627 (avx_movnt<mode>): Likewise.
18628 (avx_movnt<mode>): Likewise.
18629 (<sse>_movnt<mode>): Remove AVX support.
18630 (sse2_movntv2di): Likewise.
18632 2009-01-07 Richard Guenther <rguenther@suse.de>
18634 PR middle-end/38751
18635 * fold-const.c (extract_muldiv): Remove obsolete comment.
18636 (fold_plusminus_mult_expr): Undo MINUS_EXPR
18637 to PLUS_EXPR canonicalization for the canonicalization.
18639 2009-01-07 Gerald Pfeifer <gerald@pfeifer.com>
18641 * doc/install.texi (alpha*-dec-osf*): Remove note on 32-bit
18642 hosted cross-compilers generating less efficient code.
18644 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
18646 * function.h (rtl_data): Add a dbr_scheduled_p field.
18647 * reorg.c (dbr_schedule): Set it.
18648 (gate_handle_delay_slots): Check it.
18649 * config/mips/mips.c (mips_base_delayed_branch): Delete.
18650 (mips_reorg): Check flag_delayed_branch instead of
18651 mips_base_delayed_branch.
18652 (mips_override_options): Don't set mips_base_delayed_branch
18653 or flag_delayed_branch.
18655 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
18657 PR rtl-optimization/38426.
18658 * ira.c (ira): Set current_function_is_leaf earlier.
18660 2009-01-06 Jakub Jelinek <jakub@redhat.com>
18662 PR rtl-optimization/38722
18663 * combine.c (try_combine): Don't modify PATTERN (i3) and notes
18664 too early, only set a flag and modify after last possible
18667 2009-01-06 Janis Johnson <janis187@us.ibm.com>
18670 * ginclude/float.h: Rename DECnn_DEN to DECnn_SUBNORMAL_MIN.
18671 * real.c (decimal_single_format): Correct values of emin and emax.
18672 (decimal_double_format): Ditto.
18673 (decimal_quad_format): Ditto.
18674 * c-cppbuiltin.c (builtin_define_decimal_float_constants): Adjust
18675 computation of DECnn_MIN and DECnn_MAX for corrected values of
18676 emin and emax. Define __DECnn_SUBNORMAL_MIN__ instead of
18677 __DECnn_MIN__, and adjust its computation for the corrected value
18680 2009-01-06 Jan Hubicka <jh@suse.cz>
18683 * config/i386/i386.c (ix86_expand_call): Use ARRAY_SIZE.
18685 2009-01-06 Gerald Pfeifer <gerald@pfeifer.com>
18687 * doc/contrib.texi (Contributors): Slightly adjust the end note.
18688 Add Robert Clark to the list of testers.
18690 2009-01-06 Jan Hubicka <jh@suse.cz>
18691 Kai Tietz <kai.tietz@onevision.com>
18693 * config/i386/i386.md (*msabi_syvabi): Add SSE regs clobbers.
18694 * config/i386/i386.c (ix86_expand_call): Add clobbers.
18696 2009-01-06 Jan Hubicka <jh@suse.cz>
18697 Kai Tietz <kai.tietz@onevision.com>
18699 * config/i386/i386.h (CONDITIONAL_CALL_USAGE): SSE regs are not used
18701 * config/i386/i386.c (struct ix86_frame): Add padding0 and nsseregs.
18702 (ix86_nsaved_regs): Count only general purpose regs.
18703 (ix86_nsaved_sseregs): New.
18704 (ix86_compute_frame_layout): Update nsseregs; set preferred alignment
18705 to 16 for w64; compute padding and size of sse reg save area.
18706 (ix86_emit_save_regs, ix86_emit_save_regs_using_mov): Save only
18707 general purpose regs.
18708 (ix86_emit_save_sse_regs_using_mov): New.
18709 (ix86_expand_prologue): Save SSE regs if needed.
18710 (ix86_emit_restore_regs_using_mov): Use only general purpose regs.
18711 (ix86_emit_restore_sse_regs_using_mov): New.
18712 (ix86_expand_epilogue): Save SSE regs if needed.
18714 2009-01-06 Jan Hubicka <jh@suse.cz>
18715 Kai Tietz <kai.tietz@onevision.com>
18717 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Enable for MSABI
18718 * config/i386/i386.c (init_cumulative_args): Disallow calls of MSABI
18719 functions when accumulate outgoing args is off.
18721 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
18724 * ira-color.c (ira_reuse_stack_slot): Check ENABLE_IRA_CHECKING
18725 before using pseudos_have_intersected_live_ranges_p.
18727 * ira-int.h (ira_assert): Always define.
18729 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
18731 AVX Programming Reference (December, 2008)
18732 * config/i386/avxintrin.h (_mm_permute2_pd): Removed.
18733 (_mm256_permute2_pd): Likewise.
18734 (_mm_permute2_ps): Likewise.
18735 (_mm256_permute2_ps): Likewise.
18736 * config/i386/i386.md (UNSPEC_VPERMIL2): Likewise.
18737 * config/i386/sse.md (avx_vpermil2<mode>3): Likewise.
18739 * config/i386/i386.c (ix86_builtins): Remove
18740 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMIL2PS,
18741 IX86_BUILTIN_VPERMIL2PD256 and IX86_BUILTIN_VPERMIL2PS256.
18742 (ix86_builtin_type): Remove V8SF_FTYPE_V8SF_V8SF_V8SI_INT,
18743 V4DF_FTYPE_V4DF_V4DF_V4DI_INT, V4SF_FTYPE_V4SF_V4SF_V4SI_INT
18744 and V2DF_FTYPE_V2DF_V2DF_V2DI_INT.
18745 (bdesc_args): Remove __builtin_ia32_vpermil2pd,
18746 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256 and
18747 __builtin_ia32_vpermil2ps256.
18748 (ix86_init_mmx_sse_builtins): Updated.
18749 (ix86_expand_args_builtin): Likewise.
18751 2009-01-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
18753 * pa.c (output_call): Relocate non-jump insns in the delay slot of
18754 long absolute calls when generating PA 2.0 code.
18756 2009-01-05 Vladimir Makarov <vmakarov@redhat.com>
18758 PR rtl-optimization/38583
18759 * params.h (IRA_MAX_CONFLICT_TABLE_SIZE): New macro.
18761 * params.def (ira-max-conflict-table-size): New.
18763 * doc/invoke.texi (ira-max-conflict-table-size): Decribe.
18765 * ira.h (ira_conflicts_p): New external definition.
18767 * ira-conflicts.c (build_conflict_bit_table): Do not build too big
18768 table. Report this. Return result of building.
18769 (ira_build_conflicts): Use ira_conflicts_p. Check result of
18770 building conflict table.
18772 * ira-color.c (fast_allocation): Use num instead of ira_allocnos_num.
18773 (ira_color): Use ira_conflicts_p.
18775 * global.c: Include ira.h.
18776 (pseudo_for_reload_consideration_p, build_insn_chain): Use
18779 * Makefile.in (global.o): Add ira.h.
18781 * ira-build.c (mark_all_loops_for_removal,
18782 propagate_some_info_from_allocno): New.
18783 (remove_unnecessary_allocnos): Call
18784 propagate_some_info_from_allocno.
18785 (remove_low_level_allocnos): New.
18786 (remove_unnecessary_regions): Add parameter. Call
18787 mark_all_loops_for_removal and remove_low_level_allocnos. Pass
18788 parameter to remove_unnecessary_regions.
18789 (ira_build): Remove all regions but root if the conflict table was
18790 not built. Update conflict hard regs for allocnos crossing calls.
18792 * ira.c (ira_conflicts_p): New global.
18793 (ira): Define and use ira_conflicts_p.
18795 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
18796 count_spilled_pseudo, find_reg, alter_reg, finish_spills,
18797 emit_input_reload_insns, delete_output_reload): Use ira_conflicts_p.
18799 2009-01-06 Ben Elliston <bje@au.ibm.com>
18801 * gengtype-lex.l (YY_NO_INPUT): Define.
18803 2009-01-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
18806 * c-common.c (handle_vector_size_attribute): Also reject
18807 BOOLEAN_TYPE types.
18809 2009-01-05 Sebastian Pop <sebastian.pop@amd.com>
18811 PR tree-optimization/38492
18812 * graphite.c (rename_map_elt, debug_rename_elt,
18813 debug_rename_map_1, debug_rename_map, new_rename_map_elt,
18814 rename_map_elt_info, eq_rename_map_elts,
18815 get_new_name_from_old_name, bb_in_sese_p): Moved around.
18816 (sese_find_uses_to_rename_use): Renamed sese_build_livein_liveouts_use.
18817 (sese_find_uses_to_rename_bb): Renamed sese_build_livein_liveouts_bb.
18818 (sese_build_livein_liveouts): New.
18819 (new_sese, free_sese): New.
18820 (new_scop): Call new_sese.
18821 (free_scop): Call free_sese.
18822 (rename_variables_from_edge, rename_phis_end_scop): Removed.
18823 (register_old_new_names): Renamed register_old_and_new_names.
18824 (register_scop_liveout_renames, add_loop_exit_phis,
18825 insert_loop_close_phis, struct igp,
18826 default_liveout_before_guard, add_guard_exit_phis,
18827 insert_guard_phis, copy_renames): New.
18828 (translate_clast): Call insert_loop_close_phis and insert_guard_phis.
18829 (sese_add_exit_phis_edge): Renamed scop_add_exit_phis_edge.
18830 (rewrite_into_sese_closed_ssa): Renamed scop_insert_phis_for_liveouts.
18831 (scop_adjust_phis_for_liveouts): New.
18832 (gloog): Call scop_adjust_phis_for_liveouts.
18834 * graphite.h (struct sese): Documented. Added fields liveout,
18835 num_ver and livein.
18836 (SESE_LIVEOUT, SESE_LIVEIN, SESE_LIVEIN_VER, SESE_NUM_VER): New.
18837 (new_sese, free_sese, sese_build_livein_liveouts): Declared.
18838 (struct scop): Added field liveout_renames.
18839 (SCOP_LIVEOUT_RENAMES): New.
18841 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
18843 PR tree-optimization/38510
18844 * graphite.c (recompute_all_dominators): Call mark_irreducible_loops.
18845 (translate_clast): Call recompute_all_dominators before
18847 (gloog): Call recompute_all_dominators before graphite_verify.
18849 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
18850 Jan Sjodin <jan.sjodin@amd.com>
18852 PR tree-optimization/38500
18853 * graphite.c (create_sese_edges): Call fix_loop_structure after
18856 2009-01-05 Joel Sherrill <joel.sherrill@oarcorp.com>
18858 * config.gcc: Add m32r*-*-rtems*.
18859 * config/m32r/rtems.h: New file.
18861 2009-01-05 Ben Elliston <bje@au.ibm.com>
18863 * Makefile.in (.po.gmo): Use mkinstalldirs, not test -d || mkdir.
18864 (.po.pox): Likewise.
18865 (po/gcc.pot): Likewise.
18867 2009-01-04 David S. Miller <davem@davemloft.net>
18869 * config/sparc/sparc.h (SECONDARY_MEMORY_NEEDED_RTX): Delete.
18870 (STARTING_FRAME_OFFSET): Always set to zero.
18872 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
18874 * tree.def (LSHIFT_EXPR, RSHIFT_EXPR): Add commentary.
18875 * tree-cfg.c (verify_gimple_assign_binary): Allow shifts of
18876 fixed-point types, and vectors of the same.
18878 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
18880 * config/mips/sync.md (*mb_barrier): Rename to...
18881 (*memory_barrier): ...this.
18883 2009-01-04 Jonathan Wakely <jwakely.gcc@gmail.com>
18885 * doc/extend.texi (Function Attributes): Move @cindex after @item
18886 for 'artificial' and 'flatten'. Fix grammar for 'externally_visible'
18887 and put in alphabetical order. Fix 'target' name and put in order.
18888 * doc/invoke.texi (-Wstrict-null-sentinel, -fipa-matrix-reorg): Fix
18891 2009-01-04 Uros Bizjak <ubizjak@gmail.com>
18893 * config/s390/s390.md (UNSPEC_MB): Rename from UNSPECV_MB.
18894 (memory_barrier): Expand as unspec instead of unspec_volatile.
18895 Remove mem:BLK from insn operands. Use Pmode scratch register.
18896 (*memory_barrier): Define as unspec instead of unspec_volatile.
18897 Use (match_dup 0) as input operand.
18899 * config/sparc/sparc.md (UNSPEC_MEMBAR): Rename from UNSPECV_MEMBAR.
18900 * config/sparc/sync.md (memory_barrier): Expand as unspec instead of
18901 unspec_volatile. Remove mem:BLK from insn operands. Use Pmode
18902 scratch register. Remove operand 1.
18903 (*stbar): Define as unspec instead of unspec_volatile.
18904 Use (match_dup 0) as input operand, remove (const_int 8).
18905 (*membar): Define as unspec instead of unspec_volatile.
18906 Use (match_dup 0) as input operand, remove input operand 2.
18908 * config/xtensa/xtensa.md (UNSPEC_MEMW): Rename from UNSPECV_MEMW.
18909 (memory_barrier): Expand as unspec instead of unspec_volatile.
18910 Remove mem:BLK from insn operands. Use Pmode scratch register.
18911 (*memory_barrier): Define as unspec instead of unspec_volatile.
18912 Use (match_dup 0) as input operand.
18914 * config/ia64/sync.md (memory_barrier): Redefine as expander pattern.
18915 Remove mem:BLK from insn operands. Use Pmode scratch register.
18916 Set volatile flag on operand 0.
18917 (*memory_barrier): New insn pattern.
18919 * config/rs6000/sync.md (memory_barrier): Remove mem:BLK from
18921 (*memory_barrier): Use (match_dup 0) as input operand.
18923 * config/mips/sync.md (memory_barrier): Redefine as expander pattern.
18924 Remove mem:BLK from insn operands. Use Pmode scratch register.
18925 Set volatile flag on operand 0.
18926 (*mb_internal): New insn pattern.
18928 * config/alpha/sync.md (*memory_barrier): Rename from *mb_internal.
18930 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
18932 PR middle-end/38586
18933 * function.c (struct temp_slot): Move to the section of the file
18934 that deals with temp slots. Remove field 'address'.
18935 (temp_slot_address_table): New hash table of address -> temp slot.
18936 (struct temp_slot_address_entry): New struct, items for the table.
18937 (temp_slot_address_compute_hash, temp_slot_address_hash,
18938 temp_slot_address_eq, insert_temp_slot_address): Support functions
18940 (find_temp_slot_from_address): Rewrite to use the new hash table.
18941 (remove_unused_temp_slot_addresses): Remove addresses of temp
18942 slots that have been made available.
18943 (remove_unused_temp_slot_addresses_1): Call-back for htab_traverse,
18944 worker function for remove_unused_temp_slot_addresses.
18945 (assign_stack_temp_for_type): Don't clear the temp slot address list.
18946 Add the temp slot address to the address -> temp slot map.
18947 (update_temp_slot_address): Update via insert_temp_slot_address.
18948 (free_temp_slots): Call remove_unused_temp_slot_addresses.
18949 (pop_temp_slots): Likewise.
18950 (init_temp_slots): Allocate the address -> temp slot map, or empty
18951 the map if it is already allocated.
18952 (prepare_function_start): Initialize temp slot processing.
18954 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
18956 PR middle-end/38584
18957 * cfgexpand.c (estimate_stack_frame_size): Simplify the estimate:
18958 Calculate the size of all stack vars assuming no packing of stack
18959 vars will happen, replacing a quadratic algorithm with a linear one.
18961 2009-01-03 Jakub Jelinek <jakub@redhat.com>
18964 * expmed.c (store_bit_field_1): Don't modify op0 if movstrict insn
18967 2009-01-03 Diego Novillo <dnovillo@google.com>
18969 * doc/contrib.texi: Update contributions.
18971 2009-01-03 Jakub Jelinek <jakub@redhat.com>
18974 * builtins.c (fold_builtin_memory_op): Give up if either operand
18975 is volatile. Set srctype or desttype to non-qualified version
18979 * builtins.c (fold_builtin_expect): Only check DECL_WEAK for VAR_DECLs
18980 and FUNCTION_DECLs.
18982 2009-01-02 Kenneth Zadeck <zadeck@naturalbridge.com>
18984 PR rtl-optimization/35805
18985 * df-problems.c (df_lr_finalize): Add recursive call to resolve lr
18986 problem if fast dce is able to remove any instructions.
18987 * dce.c (dce_process_block): Fix dump message.
18989 2009-01-02 Mark Mitchell <mark@codesourcery.com>
18992 * tree-ssa-pre.c (compute_antic): Correct loop bounds.
18994 2009-01-02 Jakub Jelinek <jakub@redhat.com>
18996 PR middle-end/38690
18997 * tree-flow.h (op_code_prio, op_prio): New prototypes.
18998 * tree-pretty-print.c (op_code_prio): New function.
18999 (op_prio): No longer static. Use op_code_prio.
19000 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs):
19001 Use op_prio and op_code_prio to determine if () should be
19002 printed around operand(s) or not.
19004 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs,
19005 dump_gimple_call, dump_gimple_switch, dump_gimple_cond,
19006 dump_gimple_label, dump_gimple_try, dump_symbols, dump_gimple_phi,
19007 dump_gimple_mem_ops, dump_bb_header, dump_bb_end, pp_cfg_jump): Use
19008 pp_character instead of pp_string for single letter printing.
19010 2009-01-02 Richard Sandiford <rdsandiford@googlemail.com>
19012 * doc/extend.texi: Fix '#pragma GCC option' typo.
19014 2009-01-02 Richard Guenther <rguenther@suse.de>
19016 * doc/install.texi (--enable-checking): Mention different
19017 default for stage1.
19018 (--enable-stage1-checking): Document.
19020 2009-01-01 Andrew Pinski <pinskia@gmail.com>
19022 PR middle-end/30142
19023 * tree-cfg.c (verify_expr): Add INDIRECT_REF case. Change MODIFY_EXPR
19024 case to be an error.
19026 2009-01-02 Ben Elliston <bje@au.ibm.com>
19028 * config/fp-bit.h (pack_d): Constify argument.
19029 * config/fp-bit.c (makenan): Constify return type. Remove casts.
19030 (isnan): Constify argument.
19032 (iszero): Likewise.
19033 (pack_d): Likewise.
19034 (_fpadd_parts): Constify return type.
19035 (_fpmul_parts): Likewise.
19036 (_fpdiv_parts): Likewise.
19038 2009-01-01 Jakub Jelinek <jakub@redhat.com>
19041 * c-typeck.c (add_pending_init): Add IMPLICIT argument. Only
19042 warn about overwriting initializer with side-effects or
19043 -Woverride-init if !IMPLICIT.
19044 (output_init_element): Likewise. Pass IMPLICIT down to
19046 (process_init_element): Add IMPLICIT argument. Pass it down
19047 to output_init_element.
19048 (push_init_element, pop_init_level, set_designator): Adjust
19049 process_init_element callers.
19050 (set_nonincremental_init, set_nonincremental_init_from_string):
19051 Adjust add_pending_init callers.
19052 (output_pending_init_elements): Adjust output_init_element callers.
19053 * c-tree.h (process_init_element): Adjust prototype.
19054 * c-parser.c (c_parser_initelt, c_parser_initval): Adjust
19055 process_init_element callers.
19058 Copyright (C) 2009 Free Software Foundation, Inc.
19060 Copying and distribution of this file, with or without modification,
19061 are permitted in any medium without royalty provided the copyright
19062 notice and this notice are preserved.