1 2010-04-18 Ira Rosen <irar@il.ibm.com>
3 PR tree-optimization/43771
4 * tree-vect-slp.c (vect_supported_load_permutation_p): Check that
5 load permutation doesn't have gaps.
7 2010-04-18 Jan Hubicka <jh@suse.cz>
9 * i386.md (UNSPEC_SSE_PROLOGUE_SAVE_LOW): New.
10 (sse_prologue_save_insn expander): Use new pattern.
11 (sse_prologue_save_insn1): New pattern and splitter.
12 (sse_prologue_save_insn): Update to deal also with 64bit aligned
14 * i386.c (setup_incoming_varargs_64): Do not compute jump destination here.
15 (ix86_gimplify_va_arg): Update alignment needed.
16 (ix86_local_alignment): Do not align all local arrays
19 2010-04-17 Jan Hubicka <jh@suse.cz>
21 * ipa-inline.c (cgraph_early_inlining): Handle flattening too.
23 2010-04-17 Richard Earnshaw <rearnsha@arm.com>
25 * arm.md (negdi2): Remove redundant code to force values into a
28 2010-04-17 Richard Earnshaw <rearnsha@arm.com>
30 * arm/bpabi.S: Add EABI alignment attributes to objects.
31 * arm/bpabi-v6m.S: Likewise.
32 * arm/crti.asm: Likewise.
33 * arm/crtn.asm: Likewise.
34 * arm/lib1funcs.asm: Likewise.
35 * arm/libunwind.S: Likewise.
37 2010-04-17 Richard Earnshaw <rearnsha@arm.com>
39 * arm-protos.h (tune_params): New structure.
40 * arm.c (current_tune): New variable.
41 (arm_constant_limit): Delete.
42 (struct processors): Add pointer to the tune parameters.
43 (arm_slowmul_tune): New tuning option.
44 (arm_fastmul_tune, arm_xscale_tune, arm_9e_tune): Likewise.
45 (all_cores): Adjust to pick up the tuning model.
46 (arm_constant_limit): New function.
47 (arm_override_options): Select the appropriate tuning model. Delete
48 initialization of arm_const_limit.
49 (arm_split_constant): Use the new constant-limit model.
50 (arm_rtx_costs): Pick up the current tuning model.
51 * arm.md (is_strongarm, is_xscale): Delete.
52 * arm-generic.md (load_ldsched_x, load_ldsched): Test explicitly
53 for Xscale variant architectures.
54 (mult_ldsched_strongarm, mult_ldsched): Similarly for StrongARM.
56 2010-04-17 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
58 * config/arm/arm.c (arm_gen_constant): Remove unused variable
60 (arm_rtx_costs_1): Remove unused variable extra_cost.
61 (arm_unwind_emit_set): Use variable offset.
62 (thumb1_output_casesi): Remove unused variable flags.
64 2010-04-16 Jeff Law <law@redhat.com>
66 * ira-color.c (ira_reassign_pseudos): Collect and sort all the pseudos
67 needing assignment rather than doing a two-phase assignment. Remove
70 2010-04-16 Jakub Jelinek <jakub@redhat.com>
73 * alias.c (memrefs_conflict_p): Don't crash if CSELIB_VAL_PTR is NULL.
75 2010-04-16 Doug Kwan <dougkwan@google.com>
77 * tree-ssa-reassoc.c (struct operand_entry): Add new field ID.
78 (next_operand_entry_id): New static variable.
79 (sort_by_operand_rank): Stabilize qsort comparator by using unique IDs.
80 (add_to_ops_vec): Assigned unique ID to operand entry.
81 (struct oecount_s): New field ID.
82 (oecount_cmp): Stabilize qsort comparotor by using unique IDs.
83 (undistribute_ops_list): Assign unique IDs to oecounts.
84 (init_reassoc): reset next_operand_entry_id.
86 2010-04-16 Doug Kwan <dougkwan@google.com>
88 * config/i386/i386.md (*jcc_bt<mode>): Fix build breakage by adding
89 missing left parenthesis.
91 2010-04-16 Uros Bizjak <ubizjak@gmail.com>
93 * config/i386/i386.md (*bt<mode>): Macroize insn from *btsi and
94 *btdi_rex64 using SWI48 mode iterator.
95 (*jcc_bt<mode>): Ditto from *jcc_btsi and *jcc_btdi_rex64.
96 (*jcc_bt<mode>_mask): Ditto from *jcc_btsi_mask and
99 2010-04-16 Anatoly Sokolov <aesok@post.ru>
101 * double-int.h (tree_to_double_int): Convert to macro.
102 * double-int.c (tree_to_double_int): Remove.
104 2010-04-16 Jakub Jelinek <jakub@redhat.com>
107 * dwarf2out.c (add_bound_info): Always call loc_list_from_tree
108 with want_address 2 and in case a single element list might be
109 possible, call it again with want_address 0.
111 2010-04-12 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
113 * config/h8300/h8300.c (print_operand) : Modify case 'V' and
114 case 'W' print operands for HI mode.
115 * config/h8300/h8300.h (Y0, Y2) : New constraints.
116 * config/h8300/h8300.md (bclrqi_msx, bclrhi_msx): New patterns
117 (bsetqi_msx, bsethi_msx, bnotqi_msx, bnothi_msx): Likewise.
118 * config/h8300/predicate.md (bit_register_indirect_operand): New.
120 * config/h8300/h8300.h (OK_FOR_U): Support 'U' constraint for H8300SX.
122 * config/h8300/h8300.md (movqi_h8sx, movhi_h8sx, movsi_h8sx,
123 cmphi_h8300hs_znvc, cmpsi, addhi3_h8sx) : Emit instructions in
124 #xx:3 and #xx:4 mode.
126 * config/h8300/h8300.md (inverted load with HImode dest): Add
129 * config/h8300/predicate.md (bit_operand): Allow immediate values that
130 satisfy 'U' constraint.
132 2010-04-16 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
134 * configure.ac: Check for elf_getshdrstrndx or elf_getshstrndx
136 * configure: Regenerate.
137 * config.in: Regenerate.
138 * doc/install.texi (Prerequisites): Document that Solaris 2 libelf
141 2010-04-16 Richard Guenther <rguenther@suse.de>
143 * tree.h (struct tree_decl_minimal): Move pt_uid ...
144 (struct tree_decl_common): ... here.
145 (DECL_PT_UID): Adjust.
146 (SET_DECL_PT_UID): Likewise.
147 (DECL_PT_UID_SET_P): Likewise.
149 2010-04-16 Richard Guenther <rguenther@suse.de>
151 PR tree-optimization/43572
152 * tree-ssa-alias.h (call_may_clobber_ref_p): Declare.
153 * tree-ssa-alias.c (call_may_clobber_ref_p): Export.
154 * tree-flow.h (is_call_clobbered): Remove.
155 * tree-flow-inline.h (is_call_clobbered): Likewise.
156 * tree-dfa.c (dump_variable): Do not dump call clobber state.
157 * tree-nrv.c (dest_safe_for_nrv_p): Use the alias oracle.
158 (execute_return_slot_opt): Adjust.
159 * tree-tailcall.c (suitable_for_tail_opt_p): Remove
160 check for call clobbered vars here.
161 (find_tail_calls): Move tailcall verification to the
164 2010-04-16 Diego Novillo <dnovillo@google.com>
166 * doc/invoke.texi: Explain how are unrecognized -Wno- warnings
169 2010-04-16 Bernd Schmidt <bernds@codesourcery.com>
172 * config/arm/arm.md (cbranchqi4): New pattern.
173 * config/arm/predicates.md (const0_operand,
174 cbranchqi4_comparison_operator): New predicates.
176 2010-04-16 Richard Guenther <rguenther@suse.de>
178 * gimple-pretty-print.c (dump_gimple_phi): Dump alias info.
179 (dump_gimple_stmt): Likewise.
181 2010-04-16 Bernd Schmidt <bernds@codesourcery.com>
183 * recog.h (struct recog_data): New field is_operator.
184 (struct insn_operand_data): New field is_operator.
185 * recog.c (extract_insn): Set recog_data.is_operator.
186 * genoutput.c (output_operand_data): Emit code to set the
188 * reload.c (find_reloads): Use it rather than testing for an
189 empty constraint string.
192 * config/arm/arm.md (cbranchsi4_insn): Renamed from "*cbranchsi4_insn".
193 If the previous insn is a cbranchsi4_insn with the same arguments,
194 omit the compare instruction.
196 * config/arm/arm.md (addsi3_cbranch): If destination is a high
197 register, inputs must be low registers and we need a low register
198 scratch. Handle alternative 2 like alternative 3.
200 2010-04-16 Jakub Jelinek <jakub@redhat.com>
202 * alias.c (memrefs_conflict_p): If x and y are the same VALUE,
203 don't call get_addr on both. If one expression is a VALUE and
204 the other a REG, check VALUE's locs if the REG isn't among them.
206 2010-04-16 Christian Bruel <christian.bruel@st.com>
208 * config/sh/sh.h (sh_frame_pointer_required): New function.
209 * config/sh/sh.h (TARGET_FRAME_POINTER_REQUIRED): New macro.
210 (flag_omit_frame_pointer) Set.
211 (MASK_ACCUMULATE_OUTGOING_ARGS) Define and Set.
212 (rounded_frame_size): Adjust size with outgoing_args_size.
213 (sh_set_return_address): Must return from stack pointer.
214 * gcc/config/sh/sh.h (CAN_DEBUG_WITHOUT_FP): Define.
215 (SUBTARGET_FRAME_POINTER_REQUIRED): Define.
216 (ACCUMULATE_OUTGOING_ARGS): Define.
217 * doc/invoke.texi (maccumulate-outgoing-args): Document for SH.
218 * gcc/config/sh/sh.opt: (maccumulate-outgoing-args): New option.
220 2010-04-15 Kaz Kojima <kkojima@gcc.gnu.org>
223 * config/sh/sh.c (sh_legitimize_reload_address): Use
224 MAYBE_BASE_REGISTER_RTX_P instead of BASE_REGISTER_RTX_P.
225 Remove a unneeded check for offset_base.
227 2010-04-15 H.J. Lu <hongjiu.lu@intel.com>
229 * configure: Regenerated.
231 2010-04-15 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
233 * config/s390/s390.c (s390_call_save_register_used): Switch back
236 2010-04-15 Richard Guenther <rguenther@suse.de>
238 * alias.c (alias_set_subset_of): Handle alias-set zero
241 2010-04-15 Mark Shinwell <shinwell@codesourcery.com>
242 Julian Brown <julian@codesourcery.com>
244 * config/arm/thumb2.md (thumb2_movsi_insn): Split ldr and str
245 alternatives according to use of high and low regs.
246 * config/arm/vfp.md (thumb2_movsi_vfp): Likewise.
247 * config/arm/arm.h (CONDITIONAL_REGISTER_USAGE): Use high regs when
248 optimizing for size on Thumb-2.
250 2010-04-15 Thomas Schwinge <tschwinge@gnu.org>
252 * config.gcc <i[34567]86-*-gnu*>: Handle softfp as for Linux.
254 2010-04-15 Richard Guenther <rguenther@suse.de>
256 * tree-ssa-structalias.c (struct variable_info): Add
258 (new_var_info): Initialize it.
259 (dump_constraints): Support printing last added constraints.
260 (debug_constraints): Adjust.
261 (dump_constraint_graph): Likewise.
262 (make_heapvar_for): Check for NULL cfun.
263 (get_function_part_constraint): New function.
264 (get_fi_for_callee): Likewise.
265 (find_func_aliases): Properly implement IPA PTA constraints.
266 (process_ipa_clobber): New function.
267 (find_func_clobbers): Likewise.
268 (insert_into_field_list_sorted): Remove.
269 (create_function_info_for): Properly allocate vars for IPA mode.
270 Do not use insert_into_field_list_sorted.
271 (create_variable_info_for): Properly generate constraints for
272 global vars in IPA mode.
273 (dump_solution_for_var): Always dump the solution.
274 (set_uids_in_ptset): Initialize DECL_PT_UID if in ipa-mode.
275 (find_what_var_points_to): Adjust.
276 (pt_solution_set): Change.
277 (pt_solution_ior_into): New function.
278 (pt_solution_empty_p): Export.
279 (pt_solution_includes_global): Adjust.
280 (pt_solution_includes_1): Likewise.
281 (pt_solutions_intersect_1): Likewise.
282 (dump_sa_points_to_info): Check some invariants.
283 (solve_constraints): Move constraint dumping ...
284 (compute_points_to_sets): ... here.
285 (ipa_pta_execute): ... and here.
286 (compute_may_aliases): Do not re-compute points-to info
287 locally if IPA info is available.
288 (ipa_escaped_pt): New global var.
289 (ipa_pta_execute): Properly implement IPA PTA.
290 * tree-into-ssa.c (dump_decl_set): Support dumping
291 decls not in referenced-vars.
292 * tree-flow.h (struct gimple_df): Add ipa_pta flag.
293 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Adjust.
294 (dump_points_to_solution): Likewise.
295 * tree-dfa.c (dump_variable): Also dump DECL_PT_UID.
296 * tree-inline.c (remap_ssa_name): Copy IPA points-to solution.
297 (remap_gimple_stmt): Reset call clobber/use information if
299 (copy_decl_to_var): Copy DECL_PT_UID.
300 (copy_result_decl_to_var): Likewise.
301 * tree.c (make_node_stat): Initialize DECL_PT_UID.
302 (copy_node_stat): Copy it.
303 * tree.h (DECL_PT_UID): New macro.
304 (SET_DECL_PT_UID): Likewise.
305 (DECL_PT_UID_SET_P): Likewise.
306 (struct tree_decl_minimal): Add pt_uid member.
307 * tree-ssa-alias.h (struct pt_solution): Add ipa_escaped flag.
308 (pt_solution_empty_p): Declare.
309 (pt_solution_set): Adjust.
310 (ipa_escaped_pt): Declare.
311 * cfgexpand.c (update_alias_info_with_stack_vars): Adjust.
312 * gimple-pretty-print.c (pp_points_to_solution): New function.
313 (dump_gimple_call): Dump call clobber/use information.
314 * tree-dump.c (dump_option_value_in): Add TDF_ALIAS entry.
315 * tree-pass.h (TDF_ALIAS): New dump option.
316 * tree-pretty-print.c (dump_decl_name): Dump DECL_PT_UID if asked to.
317 * doc/invoke.texi (-fipa-pta): Update documentation.
319 2010-04-15 Richard Guenther <rguenther@suse.de>
321 * Makefile.in (OBJS-common): Add gimple-fold.o.
322 (gimple-fold.o): New rule.
323 * tree.h (maybe_fold_offset_to_reference,
324 maybe_fold_offset_to_address, maybe_fold_stmt_addition): Move
326 * gimple.h: ... here.
327 * tree-flow.h (fold_stmt, fold_stmt_inplace, get_symbol_constant_value,
328 may_propagate_address_into_dereference): Move prototypes ...
329 * gimple.h: ... here.
330 * tree-ssa-ccp.c (get_symbol_constant_value,
331 may_propagate_address_into_dereference, maybe_fold_offset_to_array_ref,
332 maybe_fold_offset_to_component_ref, maybe_fold_offset_to_reference,
333 maybe_fold_offset_to_address, maybe_fold_stmt_indirect,
334 maybe_fold_stmt_addition, maybe_fold_reference, get_maxval_strlen,
335 ccp_fold_builtin, fold_gimple_assign, fold_gimple_cond,
336 fold_gimple_call, fold_stmt_1, fold_stmt, fold_stmt_inplace,
337 gimplify_and_update_call_from_tree): Move ...
338 * gimple-fold.c: ... here. New file.
339 (ccp_fold_builtin): Rename to ...
340 (gimple_fold_builtin): ... this.
341 * tree-ssa-ccp.c (execute_fold_all_builtins): Adjust.
343 2010-04-15 Richard Guenther <rguenther@suse.de>
345 * fold-const.c (LOWPART, HIGHPART, BASE, encode, decode,
346 fit_double_type, force_fit_type_double, add_double_with_sign,
347 neg_double, mul_double_with_sign, lshift_double, rshift_double,
348 lrotate_double, rrotate_double, div_and_round_double): Move ...
349 * double-int.c: ... here.
350 * tree.h (force_fit_type_double, fit_double_type, add_double_with_sign,
351 add_double, neg_double, mul_double_with_sign, mul_double,
352 lshift_double, rshift_double, lrotate_double, rrotate_double,
353 div_and_round_double): Move prototypes ...
354 * double-int.h: ... here.
356 2010-04-15 Bernd Schmidt <bernds@codesourcery.com>
359 * config/sh/sh.md (doloop_end_split, dect): Undo previous patch. Use
360 matching constraints to ensure inputs match the output.
362 2010-04-15 Kaz Kojima <kkojima@gcc.gnu.org>
365 * config/sh/sh.md (doloop_end_split): Remove "+r" constraint
366 in an input-only operand.
368 2010-04-15 Anatoly Sokolov <aesok@post.ru>
370 * double-int.h (HOST_BITS_PER_DOUBLE_INT): Define.
371 (double_int_not, double_int_lshift, double_int_rshift): Declare.
372 (double_int_negative_p): Convert to static inline function.
373 * double-int.c (double_int_lshift, double_int_lshift): Add new function.
374 (double_int_negative_p): Remove.
375 * tree.h (lshift_double, rshift_double):
376 * tree.c (build_low_bits_mask): Clean up, use double_int_* functions.
377 * fold-const.c (fold_convert_const_int_from_real,
378 fold_convert_const_int_from_fixed, div_if_zero_remainder): (Ditto.).
379 (lshift_double): Change type of arith argument to bool.
380 (rshift_double): Change type of arith argument to bool. Correct
382 * expmed.c (mask_rtx, lshift_value): (Ditto.).
384 2010-04-14 Bernd Schmidt <bernds@codesourcery.com>
387 * ifcvt.c (cond_exec_process_if_block): Look for identical sequences
388 at the start and end of the then/else blocks, and omit them from the
390 * cfgcleanup.c (flow_find_cross_jump): No longer static. Remove MODE
391 argument; all callers changed. Pass zero to old_insns_match_p instead.
392 (flow_find_head_matching_sequence): New function.
393 (old_insns_match_p): Check REG_EH_REGION notes for calls.
394 * basic-block.h (flow_find_cross_jump,
395 flow_find_head_matching_sequence): Declare functions.
397 2010-04-14 Jason Merrill <jason@redhat.com>
400 * c-common.c (attribute_takes_identifier_p): New fn.
401 * c-common.h: Declare it.
403 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
405 * config/i386/i386.md (*divmod<mode>4): Remove stray "&&" from
407 (*udivmod<mode>4): Ditto.
409 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
411 * config/i386/i386.md (maxmin_int): Rename code attribute from
412 maxminiprefix and update all users.
413 (maxmin_float): Ditto from maxminfprefix.
414 (logic): Ditto from logicprefix.
415 (absneg_mnemonic): Ditto from absnegprefix.
416 * config/i386/mmx.md: Update all users of maxminiprefix,
417 maxminfprefix and logicprefix for rename.
418 * config/i386/sse.md: Ditto.
419 * config/i386/sync.md (sync_<code><mode>): Update for
422 2010-04-14 Manuel López-Ibáñez <manu@gcc.gnu.org>
425 * diagnostics.c (diagnostic_report_diagnostic): Mark specially
426 warnings converted to errors.
428 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
430 * config/alpha/alpha.c (alpha_adjust_cost): Remove set but not
431 used insn_type variable.
432 (function_value): Add ATTRIBUTE_UNUSED to dummy variable declaration
433 to avoid set-but-not-used warning.
435 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
437 * df-core.c (df_ref_debug): Change format string placeholder
439 * dwarf2asm.c (dw2_asm_output_data_raw,
440 dw2_asm_output_data_uleb128_raw, dw2_asm_output_data_uleb128,
441 dw2_asm_output_data_sleb128_raw, dw2_asm_output_data_sleb128): Ditto.
442 * dwarf2out.c (output_cfi, output_cfi_directive,
443 dwarf2out_do_cfi_startproc, output_loc_sequence_raw,
444 output_cfa_loc_raw, output_die, output_ranges, output_file_names):
446 * genattrtab.c (write_test_expr, write_attr_valueq): Ditto.
447 * print-rtl.c (print_rtx): Ditto.
449 2010-04-14 Michael Meissner <meissner@linux.vnet.ibm.com>
452 * builtins.c (expand_builtin_pow_root): New function to expand pow
453 calls with exponents 0.25, 0.50, 0.75, 1./3., and 1./6. into a
454 series of sqrt and cbrt calls under -ffast-math.
455 (expand_builtin_pow): Call it.
457 2010-04-14 Michael Matz <matz@suse.de>
459 PR tree-optimization/42963
460 * tree-cfg.c (touched_switch_bbs): New static variable.
461 (group_case_labels_stmt): New function broken out from ...
462 (group_case_labels): ... here, use the above.
463 (start_recording_case_labels): Allocate touched_switch_bbs.
464 (end_recording_case_labels): Deallocate it, call
465 group_case_labels_stmt.
466 (gimple_redirect_edge_and_branch): Remember index of affected BB.
468 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
470 * config/i386/i386.md (*popcountsi2_cmp_zext): Remove mode attribute
473 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
475 * config/i386/i386.md (*ashlqi3_1_slp): New insn pattern.
477 2010-04-13 Jan Hubicka <jh@suse.cz>
479 * ipa-inline.c (cgraph_mark_inline_edge): Avoid double accounting
480 of optimized out static functions.
481 (cgraph_edge_badness): Add DUMP parameter and dump reasons for the
482 cost computation. Also sanity check for overflows.
483 (update_caller_keys): Update cgraph_edge_badness call; properly
484 update fibheap and sanity check that it is up to date.
485 (add_new_edges_to_heap): Update cgraph_edge_badness.
486 (cgraph_decide_inlining_of_small_function): Likewise;
487 add sanity checking that badness in heap is up to date;
488 improve dumping of reason; Update badness of calls to the
489 offline copy of function currently inlined; dump badness
490 of functions not inlined because of unit growth limits.
492 2010-04-13 Eric Botcazou <ebotcazou@adacore.com>
495 * c-common.c (pointer_int_sum): Disregard overflow that occured only
496 because of sign-extension change when converting to sizetype here...
497 * fold-const.c (fold_convert_const_int_from_int): ...and not here.
499 * fold-const.c (fold_binary_op_with_conditional_arg): Do not restrict
500 the folding to constants. Remove redundant final conversion.
501 (fold_binary) <associate>: Do not associate if the re-association of
502 constants alone overflows.
503 (fold_binary) <FLOOR_MOD_EXPR>: Move transformation into BIT_AND_EXPR
504 to the end of the list.
505 (multiple_of_p) <COND_EXPR>: New case.
507 2010-04-13 Manuel López-Ibáñez <manu@gcc.gnu.org>
509 * opt-functions.awk (opt_sanitized_name): New.
511 * optc-gen.awk: Use it
512 * opth-gen.awk: Use it.
514 2010-04-13 Martin Jambor <mjambor@suse.cz>
516 * tree-sra.c (replace_uses_with_default_def_ssa_name): New function.
517 (sra_modify_assign): Delete stmts loading dead data even if racc has no
518 children. Call replace_uses_with_default_def_ssa_name to handle
521 2010-04-13 Michael Matz <matz@suse.de>
524 * builtins.c (expand_builtin_interclass_mathfn): Also create
525 a register if the predicate doesn't match.
527 2010-04-13 Diego Novillo <dnovillo@google.com>
529 * Makefile.in (c-pch.o, ggc-common.o): Depend on timevar.h.
530 * c-pch.c: Include timevar.h.
531 (c_common_write_pch): Use TV_PCH_SAVE and TV_PCH_CPP_SAVE timers.
532 (c_common_read_pch): Use TV_PCH_RESTORE and TV_PCH_CPP_RESTORE timers.
533 * ggc-common.c: Include timevar.h.
534 (gt_pch_save): Use TV_PCH_PTR_REALLOC and TV_PCH_PTR_SORT timers.
535 * timevar.def (TV_PCH_SAVE): Define.
536 (TV_PCH_CPP_SAVE): Define.
537 (TV_PCH_PTR_REALLOC): Define.
538 (TV_PCH_PTR_SORT): Define.
539 (TV_PCH_RESTORE): Define.
540 (TV_PCH_CPP_RESTORE): Define.
542 2010-04-13 Michael Matz <matz@suse.de>
544 * tree-ssa-reassoc.c (repropagate_negates): Merge negates also
546 (can_reassociate_p): New function.
547 (break_up_subtract_bb, reassociate_bb): Use it.
549 2010-04-13 Richard Guenther <rguenther@suse.de>
552 * builtins.c (c_readstr): Fix assert.
554 2010-04-13 Uros Bizjak <ubizjak@gmail.com>
556 * config/i386/i386.md (extendsidi2 splitter): Also check for DX_REG
557 when generating cltd insn.
559 (*ashl<mode>3_1): Remove special handling for register operand 2.
560 (*ashlsi3_1_zext): Ditto.
562 (*ashlhi3_1_lea): Ditto.
564 (*ashlqi3_1_lea): Ditto.
565 (*<shiftrt_insn><mode>3_1): Ditto.
566 (*<shiftrt_insn>si3_1_zext): Ditto.
567 (*<shiftrt_insn>qi3_1_slp): Ditto.
568 (*<rotate_insn><mode>3_1): Ditto.
569 (*<rotate_insn>si3_1_zext): Ditto.
570 (*<rotate_insn>qi3_1_slp): Ditto.
572 2010-04-13 Richard Guenther <rguenther@suse.de>
574 * tree-ssa-structalias.c (callused_id): Remove.
575 (call_stmt_vars): New.
576 (get_call_vi): Likewise.
577 (lookup_call_use_vi): Likewise.
578 (lookup_call_clobber_vi): Likewise.
579 (get_call_use_vi): Likewise.
580 (get_call_clobber_vi): Likewise.
581 (make_transitive_closure_constraints): Likewise.
582 (handle_const_call): Adjust to do per-call call-used handling.
583 (handle_pure_call): Likewise.
584 (find_what_var_points_to): Remove general callused handling.
585 (init_base_vars): Likewise.
586 (init_alias_vars): Initialize call_stmt_vars.
587 (compute_points_to_sets): Process call-used and call-clobbered
588 vars for call statements.
589 (delete_points_to_sets): Free call_stmt_vars.
591 2010-04-13 Richard Guenther <rguenther@suse.de>
593 * tree-vect-data-refs.c (vect_analyze_data_ref_dependence):
594 Only add RW dependence for dependence distance zero.
595 Adjust maximal vectorization factor according to dependences.
596 Move alignment handling ...
597 (vect_find_same_alignment_drs): ... here. New function.
598 (vect_analyze_data_ref_dependences): Adjust.
599 (vect_analyze_data_refs_alignment): Call vect_find_same_alignment_drs.
600 (vect_analyze_data_refs): Adjust minimal vectorization factor
601 according to data references.
602 * tree-vect-loop.c (vect_analyze_loop): Analyze data-ref
603 dependences before determining the vectorization factor.
604 Analyze alignment after determining the vectorization factor.
605 * tree-vect-slp.c ((vect_slp_analyze_bb): Analyze data-ref
606 dependences before alignment.
607 * tree-vectorizer.h (vect_analyze_data_ref_dependences):
609 (vect_analyze_data_refs): Likewise.
610 (MAX_VECTORIZATION_FACTOR): New define.
612 2010-04-13 Duncan Sands <baldrick@free.fr>
614 * except.h (lang_eh_type_covers): Remove.
615 * except.c (lang_eh_type_covers): Likewise.
617 2010-04-13 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
618 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
620 * gcc/config/s390/s390.md: Replace TARGET_64BIT with TARGET_ZARCH.
621 * gcc/config/s390/s390.c: Replace UNTIS_PER_WORD with
622 UNITS_PER_LONG where it is ABI relevant.
623 (s390_return_addr_rtx): Likewise.
624 (s390_back_chain_rtx): Likewise.
625 (s390_frame_area): Likewise.
626 (s390_frame_info): Likewise.
627 (s390_initial_elimination_offset): Likewise.
628 (save_gprs): Likewise.
629 (s390_emit_prologue): Likewise.
630 (s390_emit_epilogue): Likewise.
631 (s390_function_arg_advance): Likewise.
632 (s390_function_arg): Likewise.
633 (s390_va_start): Likewise.
634 (s390_gimplify_va_arg): Likewise.
635 (s390_function_profiler): Likewise.
636 (s390_optimize_prologue): Likewise.
637 (s390_rtx_costs): Likewise.
638 (s390_secondary_reload): Likewise.
639 (s390_promote_function_mode): Likewise.
640 (s390_hard_regno_mode_ok): Replace TARGET_64BIT with TARGET_ZARCH.
641 (s390_scalar_mode_supported_p): Disallow TImode if no 64 bit
643 (s390_unwind_word_mode): New function.
644 (s390_function_value): Split 64 bit values into register pair if
645 used as return value.
646 (s390_call_saved_register_used): Don't use HARD_REGNO_NREGS for
647 function call parameters. Handle parallels.
648 (TARGET_SCALAR_MODE_SUPPORTED_P): New macro.
649 (HARD_REGNO_CALL_PART_CLOBBERED): New macro.
650 (DWARF_CIE_DATA_ALIGNMENT): New macro.
651 (s390_expand_setmem): Remove unused variable src_addr.
652 * gcc/longlong.h: Make smul_ppmm and sdiv_qrnnd inline asms to
653 deal with 64 bit registers.
654 * gcc/config/s390/s390.h: Define __zarch__ predefined macro.
655 Replace UNITS_PER_WORD with UNITS_PER_LONG where it is ABI relevant.
656 (UNITS_PER_LONG): New macro.
657 * libjava/include/s390-signal.h: Define extended ucontext
658 structure containing the upper halfs of the 64 bit registers.
660 2010-04-13 Simon Baldwin <simonb@google.com>
662 * cfgexpand.c (gimple_expand_cfg): Clarify warning message text.
664 2010-04-13 Eric Botcazou <ebotcazou@adacore.com>
666 * gimple.c (walk_gimple_op) <GIMPLE_ASSIGN>: Do not request a pure
667 rvalue on the RHS if the LHS is of a non-renamable type.
668 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Fold result.
670 2010-04-13 Matthias Klose <doko@ubuntu.com>
672 * gcc.c (cc1_options): Handle -iplugindir before processing
673 the cc1 spec. Only add -iplugindir once.
674 (cpp_unique_options): Add -iplugindir option if -fplugin* options
676 * common.opt (iplugindir): Remove `Separate' property, initialize.
677 * plugin.c (default_plugin_dir_name): Error with missing -iplugindir
679 * Makefile.in (check-%, check-parallel-%): Create plugin dir.
680 (distclean): Remove plugin dir.
681 * doc/invoke.texi: Document -iplugindir.
683 2010-04-13 Basile Starynkevitch <basile@starynkevitch.net>
685 * doc/plugins.texi (Loading Plugins): Document short
687 (Plugin API): Mention default_plugin_dir_name function.
689 * gcc.c (find_file_spec_function): Add new declaration.
690 (static_spec_func): Use it for "find-file".
691 (find_file_spec_function): Add new function.
692 (cc1_options): Add -iplugindir option if -fplugin* options found.
694 * gcc-plugin.h (default_plugin_dir_name): Added new declaration.
696 * plugin.c (add_new_plugin): Updated comment, and handle short
698 (default_plugin_dir_name): Added new function.
700 * common.opt (iplugindir): New option to set the plugin directory.
702 2010-04-12 Uros Bizjak <ubizjak@gmail.com>
704 * config/i386/i386.md (any_rotate): New code iterator.
705 (rotate_insn): New code attribute.
707 (SWIM124): New mode iterator.
708 (<rotate_insn>ti3): New expander.
709 (<rotate_insn>di3): Macroize expander from {rotl,rotr}di3 using
710 any_rotate code iterator.
711 (<rotate_insn><mode>3) Macroize expander from {rotl,rotr}{qi,hi,si}3
712 using any_rotate code iterator and SWIM124 mode iterator.
713 (ix86_rotlti3): New insn_and_split pattern.
714 (ix86_rotrti3): Ditto.
715 (ix86_rotl<dwi>3_doubleword): Macroize insn_and_split pattern from
716 ix86_rotl{di,ti}3 patterns.
717 (ix86_rotr<dwi>3_doubleword): Ditto from ix86_rotr{di,ti}3 patterns.
718 (*<rotate_insn><mode>3_1): Merge with *{rotl,rotr}{qi,hi,si}3_1_one_bit
719 and *{rotl,rotr}di3_1_one_bit_rex64. Macroize insn from
720 *{rotl,rotr}{qi,hi,si}3_1 and *{rotl,rotr}di3_1_rex64 using any_rotate
721 code iterator and SWI mode iterator.
722 (*<rotate_insn>si3_1_zext): Merge with *{rotl,rotr}si3_1_one_bit_zext.
723 Macroize insn from {rotl,rotr}si3_1_zext using any_rotate
725 (*<rotate_insn>qi3_1_slp): Merge with *{rotl,rotr}qi3_1_one_bit_slp.
726 Macroize insn from {rotl,rotr}qi3_1_slp using any_rotate code iterator.
727 (bswap rotatert splitter): Add splitter.
728 (bswap splitter): Macroize splitter using any_rotate code iterator.
729 Add insn predicate to split only for TARGET_USE_XCHGB or when
730 optimizing function for size.
732 2010-04-12 Steve Ellcey <sje@cup.hp.com>
734 * config/pa/pa.c (emit_move_sequence): Remove use of
735 deleted variable flag_argument_noalias.
737 2010-04-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
739 * config.gcc: Removed *-*-solaris2.7* from list of obsolete
741 Add to unsupported targets list.
742 * configure.ac (gcc_cv_as_tls): Removed i[34567]86-*-solaris2.[567]*,
743 sparc*-sun-solaris2.[567]* from target lists.
744 * configure: Regenerate.
745 * doc/install.texi (Specific, *-*-solaris2*): Document Solaris 7
747 Remove Solaris 7 patch references.
748 (Specific, sparc-sun-solaris2.7): Removed.
749 (sparc-sun-solaris2*): Update Solaris 7 example.
750 (sparc64-*-solaris2*): Likewise.
752 2010-04-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
754 * config.build (alpha*-dec-osf4*): Remove.
755 * config.gcc: Remove alpha*-dec-osf4*, alpha-dec-osf5.0* from list
756 of obsolete configurations.
757 (alpha*-dec-osf[45]*): Remove alpha*-dec-osf4*, alpha-dec-osf5.0*
759 * config/alpha/t-osf4: Renamed to ...
760 * config/alpha/t-osf5: ... this.
761 * config/alpha/osf.h: Renamed to ...
762 * config/alpha/osf5.h: ... this.
763 Merged old osf5.h contents.
765 (ASM_SPEC): Use ASM_OLDAS_SPEC directly.
766 (EXTRA_SPECS): Removed.
767 * doc/install.texi (Specific, alpha*-dec-osf5.1): Renamed to
768 reflect removal of Tru64 UNIX V4.0/V5.0 support.
771 2010-04-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
773 * doc/contrib.texi (Contributors, Rainer Orth): Update.
775 2010-04-12 Kai Tietz <kai.tietz@onevision.com>
778 * config/i386/i386.c (x86_this_parameter): Handle aggregate for
779 __thiscall convention.
781 2010-04-12 Steve Ellcey <sje@cup.hp.com>
783 * config/pa/pa.c (hppa_legitimize_address): Remove unused variable
785 * config/pa/pa.md (call, call_value): Remove unused variable call_insn.
787 2010-04-12 Steve Ellcey <sje@cup.hp.com>
789 * function.c (assign_parms_initialize_all): Add unused attribute
792 2010-04-12 Richard Guenther <rguenther@suse.de>
794 * gsstruct.def (GSS_CALL): New.
795 * gimple.def (GIMPLE_CALL): Change to GSS_CALL.
796 * gimple.h: Include tree-ssa-alias.h.
797 (struct gimple_statement_call): New.
798 (union gimple_statement_struct_d): Add gimple_call member.
799 (gimple_call_reset_alias_info): Declare.
800 (gimple_call_use_set): New function.
801 (gimple_call_clobber_set): Likewise.
802 * Makefile.in (GIMPLE_H): Add tree-ssa-alias.h.
803 * gimple.c (gimple_call_reset_alias_info): New function.
804 (gimple_build_call_1): Call it.
805 * lto-streamer-in.c (input_gimple_stmt): Likewise.
806 * tree-inline.c (remap_gimple_stmt): Likewise.
807 (expand_call_inline): Remove callused handling.
808 * cfgexpand.c (update_alias_info_with_stack_vars): Likewise.
809 * tree-dfa.c (dump_variable): Likewise.
810 * tree-parloops.c (parallelize_loops): Likewise.
811 * tree-ssa.c (init_tree_ssa): Likewise.
812 (delete_tree_ssa): Likewise.
813 * tree-flow-inline.h (is_call_used): Remove.
814 * tree-flow.h (struct gimple_df): Remove callused member.
815 * tree-nrv.c (dest_safe_for_nrv_p): Adjust predicate.
816 * tree-ssa-alias.c (dump_alias_info): Remove callused handling.
817 (ref_maybe_used_by_call_p_1): Simplify.
818 (call_may_clobber_ref_p_1): Likewise.
819 * tree-ssa-structalias.c (compute_points_to_sets): Set
820 the call stmt used and clobbered sets.
821 * tree-tailcall.c (suitable_for_tail_opt_p): Adjust predicate.
822 (find_tail_calls): Verify the tail call.
824 2010-04-12 Richard Guenther <rguenther@suse.de>
826 * ipa.c (cgraph_postorder): Adjust postorder to guarantee
827 single-iteration always-inline inlining.
828 * ipa-inline.c (cgraph_mark_inline): Do not return anything.
829 (cgraph_decide_inlining): Do not handle always-inline specially.
830 (try_inline): Remove always-inline cycle detection special case.
831 Do not recurse on always-inlines.
832 (cgraph_early_inlining): Do not iterate if not optimizing.
833 (cgraph_gate_early_inlining): remove.
834 (pass_early_inline): Run unconditionally.
835 (gate_cgraph_decide_inlining): New function.
836 (pass_ipa_inline): Use it. Do not run the IPA inliner if
837 not inlining or optimizing.
838 (cgraph_decide_inlining_of_small_functions): Also consider
839 always-inline functions.
840 (cgraph_default_inline_p): Return true for nodes which should
841 disregard inline limits.
842 (estimate_function_body_sizes): Assume zero size and time for
843 nodes which are marked as disregarding inline limits.
844 (cgraph_decide_recursive_inlining): Do not perform recursive
845 inlining on always-inline nodes.
847 2010-04-12 Jakub Jelinek <jakub@redhat.com>
850 * c-typeck.c (c_process_expr_stmt): Call mark_exp_read even
851 for exprs satisfying handled_component_p.
853 2010-04-12 Eric Botcazou <ebotcazou@adacore.com>
855 * expr.c (categorize_ctor_elements_1): Properly count sub-elements of
856 non-constant aggregate elements.
858 * gimplify.c (gimplify_init_constructor): Do not pre-evaluate if this
859 is a real initialization.
861 2010-04-12 Shujing Zhao <pearly.zhao@oracle.com>
864 * c-decl.c (start_function): Move forward check for nested function.
866 2010-04-11 Kaz Kojima <kkojima@gcc.gnu.org>
868 * config/sh/sh-protos.h (sh_legitimize_reload_address): Declare.
869 * config/sh/sh.c: Include reload.h.
870 (sh_legitimize_reload_address): New.
871 * config/sh/sh.h (LEGITIMIZE_RELOAD_ADDRESS): Use
872 sh_legitimize_reload_address.
874 2010-04-11 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
876 * config/sh/sh.md (*movqi_pop): New insn pattern.
877 * config/sh/predicates.md (sh_no_delay_pop_operand): New predicate.
879 2010-04-11 Uros Bizjak <ubizjak@gmail.com>
881 * config/i386/i386.md (any_shiftrt): New code iterator.
882 (shiftrt_insn): New code attribute.
884 (<shiftrt_insn><mode>3): Macroize expander from {ashr,lshr}<mode>3
885 using any_shiftrt code iterator.
886 (*<shiftrt_insn><mode>3_doubleword): Macroize insn_and_split from
887 *{ashr,lshr}<mode>3_doubleword using any_shiftrt code iterator.
888 (*<shiftrt_insn><mode>3_doubleword peephole2): Macroize peephole2
889 pattern from corresponding peephole2 patterns.
890 (*<shiftrt_insn><mode>3_1): Macroize insn from *{ashr,lshr}<mode>3_1
891 using any_shiftrt code iterator.
892 (*<shiftrt_insn>si3_1_zext): Ditto from *{ashr,lshr}si3_1_zext.
893 (*<shiftrt_insn>qi3_1_slp): Ditto from *{ashr,lshr}qi3_1_slp.
894 (*<shiftrt_insn><mode>3_cmp): Ditto from *{ashr,lshr}<mode>3_cmp.
895 (*<shiftrt_insn><mode>3_cmp_zext): Ditto from
896 *{ashr,lshr}<mode>3_cmp_zext.
897 (*<shiftrt_insn><mode>3_cconly): Ditto from *{ashr,lshr}<mode>3_cconly.
899 2010-04-11 Uros Bizjak <ubizjak@gmail.com>
901 * config/i386/i386.md (*ashr<mode>3_cconly): Fix wrong mode of
903 (*lshr<mode>3_cconly): Ditto.
905 2010-04-11 Uros Bizjak <ubizjak@gmail.com>
907 * config/i386/i386.md (lshr<mode>3): Macroize expander from
908 lshr{qi,hi,si,di,ti}3_1 using SDWIM mode iterator.
909 (*lshr<mode>3_doubleword): New insn_and_split_pattern. Macroize
910 pattern from *lshr{di,ti}3_1 and corresponding splitters using
912 (*lshr<mode>3_doubleword peephole2): Macroize peephole2 pattern
913 from corresponding peephole2 patterns.
914 (*lshr<mode>3_1): Merge with *lshr{qi,hi,si}3_1_one_bit and
915 *lshrdi3_1_one_bit_rex64. Macroize insn from *lshr{qi,hi,si}3_1
916 and *lshrdi3_1_rex64 using SWI mode iterator.
917 (*lshrsi3_1_zext): Merge with *lshrsi3_1_one_bit_zext.
918 (*lshrqi3_1_slp): Merge with *lshrqi3_1_one_bit_slp.
919 (*lshr<mode>3_cmp): Merge with *lshr{qi,hi,si}3_one_bit_cmp and
920 *lshrdi3_one_bit_cmp_rex64. Macroize insn from *lshr{qi,hi,si}3_cmp
921 and *lshrdi3_cmp_rex64 using SWI mode iterator.
922 (*lshrsi3_cmp_zext): Merge with *lshrsi3_cmp_one_bit_zext.
923 (*lshr<mode>3_cconly): Merge with *lshr{qi,hi,si}3_one_bit_cconly and
924 *lshrdi3_one_bit_cconly_rex64. Macroize insn from
925 *lshr{qi,hi,si}3_cconly and *lshrdi3_cconly_rex64 using
928 2010-04-10 Uros Bizjak <ubizjak@gmail.com>
930 * config/i386/i386.md (ashr<mode>3): Macroize expander from
931 ashr{qi,hi,si,di,ti}3_1 using SDWIM mode iterator.
932 (*ashr<mode>3_doubleword): New insn_and_split_pattern. Macroize
933 pattern from *ashr{di,ti}3_1 and corresponding splitters using
935 (*ashr<mode>3_doubleword peephole2): Macroize peephole2 pattern
936 from corresponding peephole2 patterns.
937 (ashrdi3_cvt): Rename from ashrdi3_63_rex64.
938 (ashrsi3_cvt): Rename from ashrsi3_31.
939 (*ashrsi3_cvt_zext): Rename from *ashrsi3_31_zext.
940 (x86_shift<mode>_adj_3): Macroize expander from x86_shift_adj_3
941 and x86_64_shift_adj_3 using SWI48 mode iterator.
942 (*ashr<mode>3_1): Merge with *ashr{qi,hi,si}3_1_one_bit and
943 *ashrdi3_1_one_bit_rex64. Macroize insn from *ashr{qi,hi,si}3_1
944 and *ashrdi3_1_rex64 using SWI mode iterator.
945 (*ashrsi3_1_zext): Merge with *ashrsi3_1_one_bit_zext.
946 (*ashrqi3_1_slp): Merge with *ashrqi3_1_one_bit_slp.
947 (*ashr<mode>3_cmp): Merge with *ashr{qi,hi,si}3_one_bit_cmp and
948 *ashrdi3_one_bit_cmp_rex64. Macroize insn from *ashr{qi,hi,si}3_cmp
949 and *ashrdi3_cmp_rex64 using SWI mode iterator.
950 (*ashrsi3_cmp_zext): Merge with *ashrsi3_cmp_one_bit_zext.
951 (*ashr<mode>3_cconly): Merge with *ashr{qi,hi,si}3_one_bit_cconly and
952 *ashrdi3_one_bit_cconly_rex64. Macroize insn from
953 *ashr{qi,hi,si}3_cconly and *ashrdi3_cconly_rex64 using
955 (sign_extend splitters): Update for renamed ashr{di,si}3_cvt patterns.
956 * config/i386/i386.c (ix86_split_ashr): Update for renamed
957 x86_shift<mode>_adj_3 expanders.
959 2010-04-10 Wei Guozhi <carrot@google.com>
962 * config/arm/arm.c (arm_pic_static_addr): New function.
963 (legitimize_pic_address): Call arm_pic_static_addr when it detects
965 (arm_output_addr_const_extra): Output expression for new pattern.
966 * config/arm/arm.md (UNSPEC_SYMBOL_OFFSET): New unspec symbol.
968 2010-04-10 Bernd Schmidt <bernds@codesourcery.com>
970 * ira-costs.c (record_reg_classes): Ignore alternatives that are
973 * Makefile.in (web.o): Depend on insn-config.h and $(RECOG_H).
974 * web.c: Include "insn-config.h" and "recog.h".
975 (union_match_dups): New function.
977 (union_defs): Don't try to recognize match_dups.
979 * reload1.c (eliminate_regs_in_insn): Don't restore an operand
980 if doing so would replace the entire pattern.
982 2010-04-09 Uros Bizjak <ubizjak@gmail.com>
986 * config/i386/i386.md (*ashl<mode>3_doubleword): Split to insn
987 and splitter pattern. Change splitter operand 1 predicate to
990 2010-04-09 Martin Jambor <mjambor@suse.cz>
992 * ipa-cp.c (ipcp_lats_are_equal): Return true also if the two
993 lattices are addresses of CONST_DECLs with the same initial value.
994 (ipcp_print_all_lattices): Print values of CONST_DECLs.
995 * ipa-prop.c (ipa_print_node_jump_functions): Likewise.
997 2010-04-09 Eric Botcazou <ebotcazou@adacore.com>
998 Bernd Schmidt <bernds@codesourcery.com>
1000 * loop-invariant.c (replace_uses): New static function.
1001 (move_invariant_reg): Use it to ensure we can replace the uses.
1003 2010-04-09 Hariharan Sandanagobalane <hariharan@picochip.com>
1005 * config/picochip/picochip.c (picochip_rtx_costs): Use correct
1007 (picochip_override_options): Enable section anchors only above -O1.
1008 (picochip_reorg): Fixed a couple of build warnings.
1010 2010-04-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1012 * configure.ac (plugin -rdynamic test): Log result.
1013 * configure: Regenerate.
1014 * config/sol2.h (LINK_SPEC): Handle -rdynamic.
1015 (RDYNAMIC_SPEC): Define.
1016 * config/sol2-gld.h (RDYNAMIC_SPEC): Redefine.
1018 2010-04-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1020 * configure.ac: Determine Sun ld version numbers.
1021 (comdat_group): Restrict GNU ld version checks to gld.
1022 (comdat_group, *-*-solaris2.1[1-9]*): Enable for Sun ld > 1.1688.
1023 (enable_comdat): Support --enable-comdat.
1024 * configure: Regenerate.
1025 * doc/install.texi (Configuration): Document --enable-comdat.
1027 2010-04-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1029 * config/sparc/sol2-gld.h: Remove SPARC reference. Rename ...
1030 * config/sol2-gld.h: ... here.
1031 * config.gcc (sparc*-*-solaris2*): Reflect this.
1032 (i[34567]86-*-solaris2*): Use it.
1034 2010-04-09 Steve Ellcey <sje@cup.hp.com>
1036 * config/ia64/ia64.c (ia64_dfa_new_cycle): Remove unused variable
1038 (final_emit_insn_group_barriers): Remove unused variable prev_insn.
1040 2010-04-09 Manuel López-Ibáñez <manu@gcc.gnu.org>
1043 * diagnostic.c (diagnostic_initialize): Initialize
1044 some_warnings_are_errors.
1045 (diagnostic_finish): New.
1046 (diagnostic_action_after_output): Call it before exiting.
1047 (diagnostic_report_diagnostic): Do not print message here. Set
1048 some_warnings_are_errors.
1049 * diagnostic.h (diagnostic_context): Delete
1050 issue_warnings_are_errors_message. Add some_warnings_are_errors.
1051 (diagnostic_finish): Declare.
1052 * toplev.c (toplev_main): Call it before exit.
1054 2010-04-09 Jason Merrill <jason@redhat.com>
1057 * c-common.c (c_sizeof_or_alignof_type): Return error_mark_node
1058 for incomplete type.
1061 * stor-layout.c (finalize_record_size): Don't change TYPE_PACKED
1062 based on a warning flag.
1064 2010-04-09 Richard Guenther <rguenther@suse.de>
1066 * tree-pretty-print.c (dump_generic_node): Dump TYPE_VECTOR_SUBPARTS.
1068 2010-04-09 Iain Sandoe <iains@gcc.gnu.org>
1071 * varasm.c (default_assemble_visibility): Wrap vars that are
1072 set, but unused, by targets without GAS.
1073 * config/rs6000/rs6000.c: (paired_emit_vector_compare):
1074 Remove set, but unused, vars.
1075 (rs6000_legitimize_tls_address): Likewise.
1076 (altivec_expand_dst_builtin): Likewise.
1077 * config/darwin.c (machopic_classify_symbol): Likewise.
1078 (machopic_indirection_name): Likewise.
1080 2010-04-09 Uros Bizjak <ubizjak@gmail.com>
1082 * config/i386/i386.md (DWI): New mode iterator.
1083 (S): New mode attribute.
1084 (shift_operand): Ditto.
1085 (shift_immediate_operand): Ditto.
1086 (ashl_input_operand): Ditto.
1087 (ashl<mode>3): Macroize expander from ashl{qi,hi,si,di,ti}3_1
1088 using SDWIM mode iterator.
1089 (*ashl<mode>3_doubleword): New insn_and_split_pattern. Macroize
1090 pattern from *ashl{di,ti}3_1 and corresponding splitters using
1092 (*ashl<mode>3_doubleword peephole2): Macroize peephole2 pattern
1093 from corresponding peephole2 patterns.
1094 (x86_shift<mode>_adj_1): Macroize expander from x86_shift_adj_1
1095 and x86_64_shift_adj_1 using SWI48 mode iterator.
1096 (x86_shift<mode>_adj_2): Ditto.
1097 (*ashldi3_1_rex64): Split TYPE_LEA pattern.
1098 (*ashl<mode>3_1): Macroize insn from *ashlsi3_1 and *ashldi3_1_rex64
1099 using SWI48 mode iterator.
1100 (*ashl<mode>3_cmp): Macroize insn from *ashl{qi,hi,si}3_cmp and
1101 *ashldi3_cmp_rex64 using SWI mode iterator.
1102 (*ashl<mode>3_cconly): Macroize insn from *ashl{qi,hi,si}3_cconly and
1103 *ashldi3_cconly_rex64 using SWI mode iterator.
1104 * config/i386/i386.c (ix86_split_ashl): Update for renamed
1105 x86_shift<mode>_adj_{1,2}.
1106 (ix86_split_ashr): Ditto.
1107 (ix86_split_lshr): Ditto.
1109 2010-04-09 Richard Guenther <rguenther@suse.de>
1111 * target.h (builtin_conversion): Pass in input and output types.
1112 * targhooks.c (default_builtin_vectorized_conversion): Adjust.
1113 * targhooks.h (default_builtin_vectorized_conversion): Likewise.
1114 * tree-vect-stmts.c (vectorizable_conversion): Adjust.
1115 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): Adjust.
1117 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Adjust.
1119 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Adjust.
1121 2010-04-09 Richard Guenther <rguenther@suse.de>
1124 * config/i386/sse.md (vcond<mode>): Handle AVX modes as well.
1126 2010-04-09 Richard Guenther <rguenther@suse.de>
1128 * tree-vectorizer.h (struct _stmt_vec_info): Document
1129 that vectype is the type of the LHS.
1130 (supportable_widening_operation, supportable_narrowing_operation):
1131 Get both input and output vector types as arguments.
1132 (vect_is_simple_use_1): Declare.
1133 (get_same_sized_vectype): Likewise.
1134 * tree-vect-loop.c (vect_determine_vectorization_factor):
1135 Set STMT_VINFO_VECTYPE to the vector type of the def.
1136 (vectorizable_reduction): Adjust.
1137 * tree-vect-patterns.c (vect_recog_widen_mult_pattern):
1138 Adjust. Specify the output vector type.
1139 (vect_pattern_recog_1): Adjust.
1140 * tree-vect-stmts.c (get_same_sized_vectype): New function.
1141 (vectorizable_call): Adjust.
1142 (vectorizable_conversion): Likewise.
1143 (vectorizable_operation): Likewise.
1144 (vectorizable_type_demotion): Likewise.
1145 (vectorizable_type_promotion): Likewise.
1146 (vect_analyze_stmt): Set STMT_VINFO_VECTYPE to the vector type of
1148 (vect_is_simple_use_1): New function.
1149 (supportable_widening_operation): Get both input and output
1151 (supportable_narrowing_operation): Likewise.
1152 * tree-vect-slp.c (vect_schedule_slp_instance): Adjust.
1154 2010-04-09 Kai Tietz <kai.tietz@onevision.com>
1156 * config/i386/cygming.h (TARGET_OS_CPP_BUILTINS): Add
1157 __thiscall and _thiscall as predefined macros.
1158 * config/i386/i386.c (ix86_handle_cconv_attribute): Add
1159 thiscall attribute handling.
1160 (ix86_comp_type_attributes): Likewise.
1161 (ix86_function_regparm): Likewise.
1162 (ix86_return_pops_args): Likewise.
1163 (init_cumulative_args): Likewise.
1164 (find_drap_reg): Likewise.
1165 (ix86_static_chain): Likewise.
1166 (x86_this_parameter): Likewise.
1167 (x86_output_mi_thunk): Likewise.
1168 (ix86_attribute_table): Add description for thiscall attribute.
1169 * config/i386/i386.h (ix86_args): Adjust comment for member fastcall.
1170 * doc/extend.texi: Add documentation for thiscall.
1172 2010-04-09 Manuel López-Ibáñez <manu@gcc.gnu.org>
1175 * c.opt (Wint-to-pointer-cast): Available in C++.
1176 * doc/invoke.texi (Wint-to-pointer-cast): Available in C++.
1178 2010-04-08 Eric Botcazou <ebotcazou@adacore.com>
1180 * tree.h (TREE_ADDRESSABLE): Document its effect for function types.
1181 * calls.c (expand_call): Pass the function type to aggregate_value_p.
1182 * function.c (aggregate_value_p): Do not honor DECL_BY_REFERENCE on
1183 the target function of a CALL_EXPR. Honor TREE_ADDRESSABLE on the
1184 function type instead. Reorder and simplify checks.
1186 * gimplify.c (gimplify_modify_expr_rhs) <WITH_SIZE_EXPR>: New case.
1188 2010-04-08 Jing Yu <jingyu@google.com>
1189 Zdenek Dvorak <ook@ucw.cz>
1191 PR tree-optimization/42720
1192 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Move one-time
1193 loop unswitch conditions here from ...
1194 (tree_unswitch_single_loop): ... here.
1196 2010-04-08 Sebastian Pop <sebastian.pop@amd.com>
1198 * tree-if-conv.c: Fix comments and simplify logic.
1200 2010-04-08 Sebastian Pop <sebastian.pop@amd.com>
1202 * tree-if-conv.c (if_convertible_loop_p): Remove unused parameter.
1203 (tree_if_conversion): Same. Update call to if_convertible_loop_p.
1204 (main_tree_if_conversion): Update call to tree_if_conversion.
1206 2010-04-08 Manuel López-Ibáñez <manu@gcc.gnu.org>
1209 * doc/invoke.texi (-b,-V): Delete.
1210 * doc/tm.texi: Do not mention -b.
1211 * gcc.c (display_help): Delete -b and -V.
1212 (process_command): Delete -b and -V.
1213 * gcc.h (DEFAULT_SWITCH_TAKES_ARG): Delete -b and -V.
1215 2010-04-08 Christian Borntraeger <borntraeger@de.ibm.com>
1216 Wolfgang Gellerich <gellerich@de.ibm.com>
1218 Implement target hook for loop unrolling
1219 * target.h (loop_unroll_adjust): Add a new target hook function.
1220 * target-def.h (TARGET_LOOP_UNROLL_ADJUST): Likewise.
1221 * doc/tm.texi (TARGET_LOOP_UNROLL_ADJUST): Document it.
1222 * config/s390/s390.c (TARGET_LOOP_UNROLL_ADJUST): Define it.
1223 (s390_loop_unroll_adjust): Implement the new target hook for s390.
1224 * loop-unroll.c (decide_unroll_runtime_iterations): Call loop unroll
1226 (decide_unroll_stupid): Likewise.
1228 2010-04-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1231 * config/i386/gmon-sol2.c [__x86_64__]: Properly restore %rcx.
1233 2010-04-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1235 * doc/install.texi (Specific, i?86-*-solaris2.10): Fix grammar.
1236 (Specific, *-*-solaris2*): Likewise.
1237 Don't prefer Sun as over GNU as.
1239 2010-04-08 Wolfgang Gellerich <gellerich@de.ibm.com>
1241 * config/s390/s390.c (override_options): Adjust the z10
1242 defaults for max-unroll-times, max-completely-peeled-insns
1243 and max-completely-peel-times.
1245 2010-04-08 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1247 * config/s390/s390.c (s390_expand_movmem): Issue prefetch
1248 instructions for z10.
1249 (s390_expand_setmem): Likewise.
1250 (s390_expand_cmpmem): Likewise.
1252 2010-04-08 Richard Guenther <rguenther@suse.de>
1254 PR tree-optimization/43679
1255 * tree-ssa-pre.c (eliminate): Only propagate copies.
1257 2010-04-08 Jakub Jelinek <jakub@redhat.com>
1260 * expr.c (block_move_libcall_safe_for_call_parm): Avoid
1261 set but not used variable warning.
1263 2010-04-08 Wei Guozhi <carrot@google.com>
1266 * config/arm/arm.c (thumb1_size_rtx_costs): New function.
1267 (arm_size_rtx_costs): Call the new function when optimized for size.
1269 2010-04-08 Jakub Jelinek <jakub@redhat.com>
1272 * cfgexpand.c (expand_debug_expr): If for non-NULL offset
1273 op0 is not a MEM, just return NULL instead of assertion
1275 (discover_nonconstant_array_refs): Don't walk debug stmts.
1277 2010-04-08 Doug Kwan <dougkwan@google.com>
1279 * configure.ac: Recognize gold and do not use its version number
1280 to test ld features.
1281 * configure: Regenerate.
1283 2010-04-08 Maxim Kuvyrkov <maxim@codesourcery.com>
1286 * tree-ssa-reassoc.c (broken_up_substracts): Rename to plus_negates.
1287 (negate_value): Move code to push elements to broken_up_substracts ...
1288 (eliminate_plus_minus_pair): ... here. Push operands that have no
1289 negative pair to plus_negates.
1290 (repropagate_negates, init_reassoc, fini_reassoc): Update.
1292 2010-04-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1294 * doc/install.texi (Configuration): Move description of
1295 --enable-lto, --with-libelf*, --enable-gold from Java section to
1298 * doc/generic.texi (Working with declarations)
1299 (Function Properties, C and C++ Trees): Fix typos.
1300 * doc/sourcebuild.texi (Top Level): Likewise.
1302 2010-04-07 Jakub Jelinek <jakub@redhat.com>
1305 * tree.h (DECL_READ_P): Define.
1306 (struct tree_decl_common): Add decl_read_flag.
1307 * c-decl.c (pop_scope): If TREE_USED but !DECL_READ_P, issue
1308 a set but not used warning.
1309 (merge_decls): Merge DECL_READ_P flag.
1310 (finish_decl, build_compound_literal): Set DECL_READ_P flag.
1311 (finish_function): Issue -Wunused-but-set-parameter diagnostics.
1312 * c-common.c (handle_used_attribute, handle_unused_attribute):
1314 * c-tree.h (default_function_array_read_conversion, mark_exp_read):
1316 * c-typeck.c (default_function_array_read_conversion, mark_exp_read):
1318 (default_conversion, c_process_expr_stmt): Call mark_exp_read.
1319 * c-parser.c (c_parser_initializer, c_parser_expr_no_commas,
1320 c_parser_binary_expression, c_parser_cast_expression,
1321 c_parser_expr_list, c_parser_omp_atomic, c_parser_omp_for_loop):
1322 Call default_function_array_read_conversion instead of
1323 default_function_array_conversion where needed.
1324 (c_parser_unary_expression, c_parser_conditional_expression,
1325 c_parser_postfix_expression_after_primary, c_parser_initelt):
1326 Likewise. Call mark_exp_read where needed.
1327 (c_parser_statement_after_labels, c_parser_asm_operands,
1328 c_parser_typeof_specifier, c_parser_sizeof_expression,
1329 c_parser_alignof_expression, c_parser_initval): Call mark_exp_read
1331 * common.opt (Wunused-but-set-variable, Wunused-but-set-parameter):
1333 * toplev.c (warn_unused_but_set_variable): Default to warn_unused.
1334 (warn_unused_but_set_parameter): Default to warn_unused
1336 * doc/invoke.texi: Document -Wunused-but-set-variable and
1337 -Wunused-but-set-parameter.
1339 * tree-ssa-pre.c (my_rev_post_order_compute): Remove set but not
1340 used count variable.
1341 * genemit.c (gen_expand, gen_split): Avoid set but not used warnings
1342 when operandN variables aren't used in the body of the expander
1344 * tree-outof-ssa.c (FOR_EACH_ELIM_GRAPH_SUCC,
1345 FOR_EACH_ELIM_GRAPH_PRED): Avoid set but not used warnings.
1346 * tree-ssa-operands.h (FOR_EACH_SSA_TREE_OPERAND): Likewise.
1347 * tree-flow.h (FOR_EACH_IMM_USE_FAST, FOR_EACH_IMM_USE_STMT,
1348 FOR_EACH_IMM_USE_ON_STMT): Likewise.
1349 * tree.h (FOR_EACH_CONSTRUCTOR_ELT): Likewise.
1350 * tree.c (PROCESS_ARG): Likewise.
1352 2010-04-07 Simon Baldwin <simonb@google.com>
1354 * diagnostic.h (diagnostic_override_option_index): New macro to
1355 set a diagnostic's option_index.
1356 * c-tree.h (c_cpp_error): Add warning reason argument.
1357 * opts.c (_warning_as_error_callback): New.
1358 (register_warning_as_error_callback): Store callback for
1359 warnings enabled via enable_warning_as_error.
1360 (enable_warning_as_error): Call callback, minor code tidy.
1361 * opts.h (register_warning_as_error_callback): Declare.
1362 * c-opts.c (warning_as_error_callback): New, set cpp_opts flag in
1363 response to -Werror=.
1364 (c_common_init_options): Register warning_as_error_callback in opts.c.
1365 * common.opt: Add -Wno-cpp option.
1366 * c-common.c (struct reason_option_codes_t): Map cpp warning
1367 reason codes to gcc option indexes.
1368 * (c_option_controlling_cpp_error): New function, lookup the gcc
1369 option index for a cpp warning reason code.
1370 * (c_cpp_error): Add warning reason argument, call
1371 c_option_controlling_cpp_error for diagnostic_override_option_index.
1372 * doc/invoke.texi: Document -Wno-cpp.
1374 2010-04-07 Richard Guenther <rguenther@suse.de>
1376 * ipa-reference.c (mark_load): Use get_base_address.
1377 (mark_store): Likewise.
1379 * tree-ssa-ccp.c (gimplify_and_update_call_from_tree): Avoid
1380 inserting GIMPLE_NOPs into the IL.
1381 * tree-ssa-structalias.c (get_constraint_for_component_ref):
1382 Explicitly strip handled components and indirect references.
1384 * fold-const.c (fold_unary_loc): Do not strip qualifiers when
1385 folding address expressions.
1386 * gimple.c (gimple_ior_addresses_taken_1): Use get_base_address.
1387 * tree-ssa-alias.c (decl_refs_may_alias_p): Do not use
1388 operand_equal_p to compare decls.
1389 (ptr_deref_may_alias_decl_p): Likewise.
1390 * tree-ssa-operands.c (get_asm_expr_operands): Simplify
1391 * tree-ssa-forwprop.c (forward_propagate_into_gimple_cond):
1392 Handle reversed comparison ops.
1393 * tree-sra.c (asm_visit_addr): Use get_base_address.
1394 * ipa-prop.c (visit_store_addr_for_mod_analysis): Use get_base_address.
1395 * ipa-reference.c (mark_address): Use get_base_address.
1397 2010-04-07 Richard Guenther <rguenther@suse.de>
1399 * tree-ssa-forwprop.c (forward_propagate_addr_expr):
1400 Propagate constants everywhere.
1402 2010-04-07 Jakub Jelinek <jakub@redhat.com>
1405 * tree.c (MAX_INT_CACHED_PREC): Define.
1406 (nonstandard_integer_type_cache): New array.
1407 (build_nonstandard_integer_type): Cache results for precision
1408 <= MAX_INT_CACHED_PREC.
1410 2010-04-07 Richard Guenther <rguenther@suse.de>
1412 * doc/invoke.texi (-fargument-alias, -fargument-noalias,
1413 -fargument-noalias-global, -fargument-noalias-anything): Remove.
1414 * common.opt: Likewise.
1415 * tree-ssa-structalias.c (intra_create_variable_infos): Adjust comment.
1416 * alias.c (base_alias_check): Remove flag_argument_noalias handling.
1417 (nonoverlapping_memrefs_p): Likewise.
1418 * emit-rtl.c (set_mem_attributes_minus_bitpos): Likewise.
1419 * opts.c (common_handle_option): Handle OPT_fargument_alias,
1420 OPT_fargument_noalias, OPT_fargument_noalias_anything and
1421 OPT_fargument_noalias_global for backward compatibility.
1423 2010-04-07 Richard Guenther <rguenther@suse.de>
1425 PR tree-optimization/43270
1426 * tree-vrp.c (check_array_ref): Fix flexible array member detection.
1427 * tree-ssa-sccvn.h (fully_constant_vn_reference_p): Declare.
1428 * tree-ssa-pre.c (phi_translate_1): Adjust.
1429 (fully_constant_expression): Split out vn_reference handling to ...
1430 * tree-ssa-sccvn.c (fully_constant_vn_reference_p): ... here.
1431 Fold reads from constant strings.
1432 (vn_reference_lookup): Handle fully constant references.
1433 (vn_reference_lookup_pieces): Likewise.
1434 * Makefile.in (expmed.o-warn): Add -Wno-error.
1436 2010-04-07 Martin Jambor <mjambor@suse.cz>
1438 * tree-sra.c (find_param_candidates): Allow scalar va_list types.
1440 2010-04-07 Iain Sandoe <iains@gcc.gnu.org>
1443 * gcc.c: Add -static-libstdc++ to list of recognized options.
1445 2010-04-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1447 * config.gcc (i[34567]86-*-solaris2*): Default with_tune_32 to generic.
1449 2010-04-07 Richard Guenther <rguenther@suse.de>
1452 * expr.c (expand_expr_real_1): For TARGET_MEM_REFs with pointer
1453 bases build simple mem attributes to retain points-to information.
1455 2010-04-07 Richard Guenther <rguenther@suse.de>
1458 * alias.c (ao_ref_from_mem): Without MEM_OFFSET or MEM_SIZE
1459 preserve points-to related information.
1461 2010-04-07 Richard Guenther <rguenther@suse.de>
1464 * emit-rtl.c (set_mem_attributes_minus_bitpos): Do not
1465 discard plain indirect references.
1466 * fold-const.c (operand_equal_p): Guard against NULL_TREE type.
1467 * tree.c (tree_nop_conversion): Likewise.
1469 2010-04-07 Dodji Seketeli <dodji@redhat.com>
1472 * dwarf2out.c (modified_type_die): Ignore artificial typedefs.
1474 2010-04-06 Kai Tietz <kai.tietz@onevision.com>
1476 * config/i386/i386.c (ix86_handle_cconv_attribute): Ignore
1477 calling convention attributes on METHOD_TYPEs for w64 ABI, too.
1479 2010-04-07 Sebastian Pop <sebastian.pop@amd.com>
1481 * tree-if-conv.c: Fix indentation and comments.
1483 2010-04-07 Sebastian Pop <sebastian.pop@amd.com>
1485 * tree-if-conv.c: Sort static functions in topological order.
1487 2010-04-07 Sebastian Pop <sebastian.pop@amd.com>
1489 * tree-if-conv.c: Fix indentation and comments.
1491 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
1494 * graphite-clast-to-gimple.c (max_signed_precision_type): Use
1495 lang_hooks.types.type_for_size instead of
1496 build_nonstandard_integer_type.
1497 When converting an unsigned type to signed, double its precision.
1498 (gcc_type_for_interval): Use lang_hooks.types.type_for_size.
1499 (gcc_type_for_iv_of_clast_loop): Call max_signed_precision_type.
1500 (graphite_create_new_loop_guard): When ub + 1 wraps around,
1503 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
1506 * graphite-clast-to-gimple.c (graphite_create_new_loop_guard): Use
1507 POINTER_PLUS_EXPR for pointer types.
1509 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
1512 * Makefile.in (graphite-clast-to-gimple.o): Depends on langhooks.h.
1513 * graphite-clast-to-gimple.c: Include langhooks.h.
1514 (max_signed_precision_type): New.
1515 (max_precision_type): Takes two types as arguments.
1516 (precision_for_value): New.
1517 (precision_for_interval): New.
1518 (gcc_type_for_interval): New.
1519 (gcc_type_for_value): New.
1520 (gcc_type_for_clast_term): New.
1521 (gcc_type_for_clast_red): New.
1522 (gcc_type_for_clast_bin): New.
1523 (gcc_type_for_clast_expr): Split up into several functions.
1524 (gcc_type_for_clast_eq): Rewritten.
1525 (compute_bounds_for_level): New.
1526 (compute_type_for_level_1): New.
1527 (compute_type_for_level): New.
1528 (gcc_type_for_cloog_iv): Removed.
1529 (gcc_type_for_iv_of_clast_loop): Rewritten.
1530 (graphite_create_new_loop): Compute the lower and upper bound types
1531 with gcc_type_for_clast_expr.
1532 (graphite_create_new_loop_guard): Same.
1533 (find_cloog_iv_in_expr): Removed.
1534 (compute_cloog_iv_types_1): Removed.
1535 (compute_cloog_iv_types): Removed.
1536 (gloog): Do not call compute_cloog_iv_types.
1537 * graphite-sese-to-poly.c (new_gimple_bb): Do not initialize
1539 (free_data_refs_aux): Do not free GBB_CLOOG_IV_TYPES.
1540 * sese.h (struct gimple_bb): Removed field cloog_iv_types.
1541 (GBB_CLOOG_IV_TYPES): Removed.
1543 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
1545 * graphite-sese-to-poly.c (rewrite_close_phi_out_of_ssa): Assert that
1546 gimple_phi_num_args of the loop close SSA phi node is equal to 1.
1547 (detect_commutative_reduction): Same.
1549 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
1551 * graphite-clast-to-gimple.c (graphite_verify): Remove redundant
1552 call to verify_ssa. Invoke verify_loop_closed_ssa with an extra
1554 * graphite-scop-detection.c (canonicalize_loop_closed_ssa_form): Same.
1555 * graphite-sese-to-poly.c (rewrite_reductions_out_of_ssa): Same.
1556 (rewrite_commutative_reductions_out_of_ssa): Same.
1557 * passes.c (execute_function_todo): Call verify_ssa for every pass
1558 in the LNO. Invoke verify_loop_closed_ssa with an extra argument.
1559 * tree-flow.h (verify_loop_closed_ssa): Update declaration.
1560 * tree-parloops.c (parallelize_loops): Invoke verify_loop_closed_ssa
1561 with an extra argument.
1562 * tree-ssa-loop-manip.c (check_loop_closed_ssa_stmt): Same. Call
1563 verify_ssa only when the extra argument is true.
1564 (gimple_duplicate_loop_to_header_edge): Invoke verify_loop_closed_ssa
1565 with an extra argument.
1566 (tree_transform_and_unroll_loop): Same.
1568 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
1570 * passes.c (execute_function_todo): Call verify_loop_closed_ssa
1571 for all the passes of the LNO having LOOP_CLOSED_SSA.
1572 * tree-if-conv.c (pass_if_conversion): Remove TODO_verify_loops.
1573 * tree-loop-distribution.c (pass_loop_distribution): Same.
1574 * tree-pass.h (TODO_verify_loops): Removed.
1575 * tree-ssa-loop.c (pass_tree_loop_init): Same.
1577 (pass_tree_unswitch): Same.
1578 (pass_predcom): Same.
1579 (pass_vectorize): Same.
1580 (pass_linear_transform): Same.
1581 (pass_graphite_transforms): Same.
1582 (pass_iv_canon): Same.
1583 (pass_complete_unroll): Same.
1584 (pass_complete_unrolli): Same.
1585 (pass_parallelize_loops): Same.
1586 (pass_loop_prefetch): Same.
1587 (pass_iv_optimize): Same.
1589 2010-04-06 Changpeng Fang <changpeng.fang@amd.com>
1592 * passes.c (init_optimization_passes): Move pass_lim before
1593 pass_copy_prop and pass_dce_loop.
1595 2010-04-06 Jakub Jelinek <jakub@redhat.com>
1598 * config/i386/i386.c (bdesc_multi_arg): Use OPTION_MASK_ISA_XOP
1599 instead of OPTION_MASK_ISA_AVX for __builtin_ia32_vpermil2p*.
1600 (ix86_expand_args_builtin): Use V*_FTYPE_* enum codes instead of
1601 MULTI_* defines for 4 argument vpermil2p* builtins.
1603 2010-04-06 Uros Bizjak <ubizjak@gmail.com>
1605 * config/i386/i386-protos.h (x86_maybe_negate_const_int): Declare.
1606 * config/i386/i386.c (x86_maybe_negate_const_int): New.
1607 (x86_output_mi_thunk): Use x86_maybe_negate_const_int.
1608 * config/i386/i386.md (*add<mode>_1, *addsi_1_zext, *addhi_1,
1609 *addhi_1_lea, *addqi_1, *addqi_1_lea, *addqi_1_slp, *add<mode>_2,
1610 *addsi_2_zext, *addhi_2, *addqi_2, *add<mode>_3, *addsi_3_zext,
1611 *addhi_3, *addqi_3,*add<mode>_5, *addhi_5, *addqi_5):
1612 Use x86_maybe_negate_const_int to output insn mnemonic.
1613 (*adddi_4, *addsi_4, *addhi_4, *addqi_4): Ditto. Remove overflow
1614 check from instruction predicate. Update comments.
1615 * config/i386/sync.md (sync_add<mode>): Use
1616 x86_maybe_negate_const_int to output insn mnemonic.
1618 2010-04-06 Jan Hubicka <jh@suse.cz>
1620 PR tree-optimization/42906
1621 * tree-ssa-dce.c (mark_control_dependent_edges_necessary): Add
1622 IGNORE_SELF argument. Set visited_control_parents for fully
1624 (find_obviously_necessary_stmts): Update call of
1625 mark_control_dependent_edges_necessary.
1626 (propagate_necessity): Likewise. Handle PHI edges more curefully.
1628 2010-04-06 Uros Bizjak <ubizjak@gmail.com>
1630 * config/i386/i386.md: Remove comment about 'e' and 'E'
1633 2010-04-06 Richard Guenther <rguenther@suse.de>
1635 PR tree-optimization/43627
1636 * tree-vrp.c (extract_range_from_unary_expr): Widenings
1637 of [1, +INF(OVF)] go to [1, +INF(OVF)] of the wider type,
1640 2010-04-06 Jakub Jelinek <jakub@redhat.com>
1642 * BASE-VER: Change to 4.6.0.
1645 * config/i386/i386.c (print_operand): Remove 'e' and 'E' code
1648 2010-04-06 Richard Guenther <rguenther@suse.de>
1651 * fold-const.c (fold_comparison): Handle X * 0 CMP 0.
1653 2010-04-05 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1655 * doc/invoke.texi (Optimize Options): Document that LTO
1656 won't remove object access purely due to incompatible
1659 2010-04-04 Matthias Klose <doko@ubuntu.com>
1661 * graphite-sese-to-poly.c (translate_scalar_reduction_to_array):
1662 Initialize variable.
1664 2010-04-03 Richard Guenther <rguenther@suse.de>
1667 * alias.c (nonoverlapping_memrefs_p): For spill-slot accesses
1668 require a non-NULL MEM_OFFSET.
1670 2010-04-02 Steven Bosscher <steven@gcc.gnu.org>
1672 * ada/gcc-interface/Make-lang.in, alias.c, attribs.c, auto-inc-dec.c,
1673 basic-block.h, bb-reorder.c, calls.c, c-common.c, cgraph.h,
1674 collect2.h, config/alpha/alpha.c, config/alpha/alpha.md,
1675 config/alpha/predicates.md, config/arm/arm.md,
1676 config/arm/lib1funcs.asm, config/arm/neon-schedgen.ml,
1677 config/avr/avr.c, config/avr/avr.md, config/bfin/bfin.c,
1678 config/darwin9.h, config/darwin.c, config/darwin.h,
1679 config/h8300/h8300.c, config/i386/cpuid.h, config/i386/cygming.h,
1680 config/i386/cygwin.h, config/i386/mingw32.h, config/i386/msformat-c.c,
1681 config/i386/sol2-10.h, config/i386/xopintrin.h, config/ia64/ia64.c,
1682 config/ia64/ia64.md, config/ia64/sync.md, config/mep/mep.c,
1683 config/mips/mips.md, config/mn10300/mn10300.c,
1684 config/mn10300/mn10300.h, config/pa/pa.c, config/pa/pa.md,
1685 config/rs6000/aix.h, config/rs6000/dfp.md,
1686 config/rs6000/rs6000-builtin.def, config/rs6000/rs6000-c.c,
1687 config/rs6000/vector.md, config/rtems.h, config/rx/rx.md,
1688 config/s390/s390.md, config/sol2-c.c, config/sparc/sol2-bi.h,
1689 config/sparc/sol2-gas.h, config/sparc/sparc.h, config/sparc/sparc.md,
1690 config/sparc/sparc-protos.h, config/spu/spu.c, config/spu/spu-c.c,
1691 config/t-darwin, convert.c, c.opt, c-opts.c, cp/Make-lang.in,
1692 c-pretty-print.c, c-typeck.c, df-core.c, df-scan.c, diagnostic.c,
1693 diagnostic.h, doc/cppopts.texi, doc/cpp.texi, doc/extend.texi,
1694 doc/gimple.texi, doc/languages.texi, doc/plugins.texi, doc/rtl.texi,
1695 doc/standards.texi, doc/tree-ssa.texi, doc/trouble.texi, dominance.c,
1696 fold-const.c, fortran/Make-lang.in, fwprop.c, gcc-plugin.h,
1697 gensupport.c, gimple.h, gimple-iterator.c, graphite.c,
1698 graphite-clast-to-gimple.c, graphite-clast-to-gimple.h,
1699 graphite-dependences.c, graphite-poly.c, graphite-poly.h,
1700 graphite-ppl.c, graphite-ppl.h, graphite-scop-detection.c,
1701 graphite-sese-to-poly.c, graphite-sese-to-poly.h, ifcvt.c, intl.c,
1702 intl.h, ipa.c, ipa-cp.c, ipa-inline.c, ipa-prop.c, ipa-prop.h,
1703 ipa-pure-const.c, ipa-reference.c, ipa-type-escape.c, ira-color.c,
1704 ira-conflicts.c, ira-lives.c, java/Make-lang.in, lambda-code.c,
1705 loop-invariant.c, lto/Make-lang.in, lto-streamer.h, lto-streamer-in.c,
1706 objc/Make-lang.in, objcp/Make-lang.in, omp-low.c, optc-gen.awk,
1707 opt-functions.awk, opth-gen.awk, params.def, passes.c,
1708 postreload-gcse.c, print-tree.c, recog.c, regrename.c, reload.h,
1709 rtl.def, sched-int.h, sched-rgn.c, sel-sched-dump.c, sese.c, sese.h,
1710 store-motion.c, stor-layout.c, tree-cfgcleanup.c, tree-chrec.c,
1711 tree-complex.c, tree-data-ref.c, tree.def, tree-eh.c, tree-flow.h,
1712 tree-flow-inline.h, tree.h, tree-loop-distribution.c, tree-outof-ssa.c,
1713 tree-parloops.c, tree-pass.h, tree-predcom.c, tree-profile.c,
1714 tree-scalar-evolution.c, tree-ssa-address.c, tree-ssa-alias.c,
1715 tree-ssa-coalesce.c, tree-ssa-copy.c, tree-ssa-dce.c, tree-ssa-dom.c,
1716 tree-ssa-dse.c, tree-ssa-loop-im.c, tree-ssa-loop-ivcanon.c,
1717 tree-ssa-loop-manip.c, tree-ssa-math-opts.c, tree-ssa-operands.c,
1718 tree-ssa-pre.c, tree-ssa-sccvn.c, tree-ssa-structalias.c,
1719 tree-ssa-uncprop.c, tree-tailcall.c, tree-vect-data-refs.c,
1720 tree-vect-loop.c, tree-vectorizer.h, tree-vect-slp.c, tree-vrp.c,
1721 unwind-dw2-fde-darwin.c, varpool.c: Update copyright years.
1723 2010-04-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1726 * doc/install.texi (Prerequisites): Bump Automake version to 1.11.1.
1727 * aclocal.m4: Regenerate.
1729 2010-04-02 Richard Guenther <rguenther@suse.de>
1731 PR tree-optimization/43629
1732 * tree-ssa-ccp.c (likely_value): Reset all_undefined_operands
1733 if we have seen a constant value.
1735 2010-04-02 Joseph Myers <joseph@codesourcery.com>
1737 * read-rtl.c (read_rtx_1): Give an error for EOF while looking for ']'.
1739 2010-04-02 Richard Earnshaw <rearnsha@arm.com>
1742 * arm.c (legitimize_tls_address): Adjust call to
1743 gen_tls_load_dot_plus_four.
1744 (arm_note_pic_base): New function.
1745 (arm_cannot_copy_insn_p): Use it.
1746 * thumb2.md (tls_load_dot_plus_four): Rework to avoid use of '+' in
1749 2010-04-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1754 2009-09-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1756 * Makefile.in ($(out_object_file)): Depend on
1757 gt-$(basename $(notdir $(out_file))).h.
1759 2010-04-01 Ralf Corsépius <ralf.corsepius@rtems.org>
1761 * config.gcc (lm32-*-rtems*): Add t-lm32.
1763 2010-04-01 Joel Sherrill <joel.sherrill@oarcorp.com>
1765 * config.gcc: Add lm32-*-rtems*.
1766 * config/lm32/rtems.h: New file.
1768 2010-04-01 Dave Korn <dave.korn.cygwin@gmail.com>
1771 * config/i386/cygwin.h (CXX_WRAP_SPEC): Disable spec when -mno-cygwin.
1773 2010-04-01 Jakub Jelinek <jakub@redhat.com>
1775 * dwarf2out.c (output_compilation_unit_header): For
1776 -gdwarf-4 use version 4 instead of version 3.
1777 (output_line_info): For version 4 and above emit additional
1778 maximum ops per insn header field.
1779 (DWARF_LINE_DEFAULT_MAX_OPS_PER_INSN): Define.
1781 * dwarf2out.c (is_c_family, is_java): Remove.
1782 (lower_bound_default): New function.
1783 (add_bound_info, gen_descr_array_type_die): Use it.
1785 2010-04-01 Dodji Seketeli <dodji@redhat.com>
1788 * dwarf2out.c (gen_variable_die): Allow debug info for variable
1789 re-declaration when it happens in a function.
1791 2010-04-01 Aldy Hernandez <aldyh@redhat.com>
1793 * cgraph.c (cgraph_add_function_insertion_hook): Update comment.
1794 (cgraph_remove_function_insertion_hook): Same.
1795 (cgraph_call_function_insertion_hooks): Same.
1797 2010-04-01 Richard Guenther <rguenther@suse.de>
1800 * tree-ssa-address.c (copy_mem_ref_info): Copy TREE_SIDE_EFFECTS
1801 and TREE_THIS_VOLATILE.
1802 (copy_ref_info): Likewise.
1803 * tree-ssa-operands.c (get_tmr_operands): Check TREE_THIS_VOLATILE.
1804 * tree.c (build6_stat): Ignore side-effects of all but arg5
1805 for TARGET_MEM_REF. Set TREE_THIS_VOLATILE from arg5 of
1808 2010-04-01 Richard Guenther <rguenther@suse.de>
1810 PR tree-optimization/43607
1811 * ipa-type-escape.c (check_call): Do not access non-existing
1814 2010-04-01 Richard Guenther <rguenther@suse.de>
1818 2010-03-30 Seongbae Park <seongbae.park@gmail.com>
1819 Jack Howarth <howarth@bromo.med.uc.edu>
1821 * tree-profile.c (tree_init_ic_make_global_vars): Make static
1824 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1826 * doc/install.texi (Prerequisites): Document libelf usability on
1827 IRIX 5/6 and Solaris 2.
1828 (Specific, i?86-*-solaris2.10): No 64-bit default configuration.
1829 Update GNU as, GNU ld requirements.
1830 (Specific, *-*-solaris2*): Document Solaris 7 obsoletion, removal.
1831 Document Sun Studio compiler download.
1832 Update and simplify as, ld recommendations.
1833 (Specific, *-*-solaris2.7): Note obsoletion, removal.
1835 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1837 * config.gcc (i[34567]86-*-solaris2*): Default with_arch_32,
1838 with_tune_32 to pentium4.
1840 2010-04-01 Uros Bizjak <ubizjak@gmail.com>
1842 * config/i386/cpuid.h (__get_cpuid_max): Move misplaced comment.
1844 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1846 * doc/install.texi (Specific, mips-sgi-irix5): Document IRIX 5
1847 obsoletion, removal.
1849 Document GNU as requirement.
1850 Update configure requirements.
1851 (Specific, mips-sgi-irix6): Document IRIX 6 < 6.5 obsoletion, removal.
1852 Recomment IRIX 6.5.18+.
1853 Document IDF/IDL requirement.
1854 Document GNU as requirement.
1855 Document GNU ld bootstrap failure.
1856 Remove freeware.sgi.com reference.
1858 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1860 * doc/install.texi (Specific, alpha*-dec-osf*): Document Tru64
1861 UNIX V4.0, V5.0 obsoletion, removal.
1862 Remove --with-gc=simple reference.
1863 Update VM requirements during bootstrap.
1864 Remove -oldas bootstrap description.
1865 Update binutils reference.
1866 Remove comparison failure note.
1868 2010-03-31 Richard Guenther <rguenther@suse.de>
1869 Zdenek Dvorak <ook@ucw.cz>
1870 Sebastian Pop <sebastian.pop@amd.com>
1873 * tree-ssa-copy.c (init_copy_prop): Handle loop close phi nodes
1874 with multiple arguments.
1875 (execute_copy_prop): Remove call to rewrite_into_loop_closed_ssa.
1877 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
1879 * graphite-dependences.c (print_pddr): Call print_pdr with an
1881 * graphite-poly.c (debug_pdr): Add an extra argument for the
1884 (print_pbb_domain): Same.
1886 (print_scop_context): Same.
1888 (print_cloog): Same.
1889 (debug_pbb_domain): Same.
1893 (debug_scop_context): Same.
1895 (debug_cloog): Same.
1896 (print_scop_params): Same.
1897 (debug_scop_params): Same.
1898 (print_iteration_domain): Same.
1899 (print_iteration_domains): Same.
1900 (debug_iteration_domain): Same.
1901 (debug_iteration_domains): Same.
1902 (print_scattering_function): Same.
1903 (print_scattering_functions): Same.
1904 (debug_scattering_function): Same.
1905 (debug_scattering_functions): Same.
1906 * graphite-poly.h (debug_pdr): Update declaration.
1908 (print_pbb_domain): Same.
1910 (print_scop_context): Same.
1912 (print_cloog): Same.
1913 (debug_pbb_domain): Same.
1917 (debug_scop_context): Same.
1919 (debug_cloog): Same.
1920 (print_scop_params): Same.
1921 (debug_scop_params): Same.
1922 (print_iteration_domain): Same.
1923 (print_iteration_domains): Same.
1924 (debug_iteration_domain): Same.
1925 (debug_iteration_domains): Same.
1926 (print_scattering_function): Same.
1927 (print_scattering_functions): Same.
1928 (debug_scattering_function): Same.
1929 (debug_scattering_functions): Same.
1931 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
1933 * graphite-poly.c (print_scattering_function_1): New.
1934 (print_scattering_function): Call it.
1935 (print_scop_params): Remove spaces at the end of lines.
1938 * graphite-poly.h (print_cloog): Declared.
1939 (debug_cloog): Declared.
1941 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
1943 * graphite-sese-to-poly.c (graphite_loop_normal_form): Add the IV bump
1945 * tree-flow.h (canonicalize_loop_ivs): Updated declaration.
1946 * tree-parloops.c (gen_parallel_loop): Add the IV bump in loop->latch.
1947 * tree-ssa-loop-manip.c (canonicalize_loop_ivs): Add a new parameter
1948 to switch between adding the IV bump in loop->latch or in loop->header.
1950 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
1952 * graphite-poly.c (print_scattering_function): Pretty print following
1955 (print_pbb_domain): Same.
1956 (dump_gbb_cases): Same.
1957 (dump_gbb_conditions): Same.
1960 (print_scop_params): Same.
1961 (print_scop_context): Same.
1963 (print_pbb_body): New.
1964 (lst_indent_to): New.
1965 (print_lst): Start new lines with a #.
1966 * graphite-poly.h (pbb_bb): New.
1967 (pbb_index): Use pbb_bb.
1968 * graphite-ppl.c (ppl_print_powerset_matrix): Print the number of
1970 * tree-data-ref.c (dump_data_reference): Start new lines with a #.
1972 2010-03-31 Jakub Jelinek <jakub@redhat.com>
1974 * dwarf2out.c (size_of_die): For -gdwarf-4 use
1975 uleb128 size instead of fixed 1 or 2 for dw_val_class_loc
1976 and 0 instead of 1 for dw_val_class_flag.
1977 (value_format): For -gdwarf-4 use DW_FORM_sec_offset for
1978 dw_val_class_range_list, dw_val_class_loc_list,
1979 dw_val_class_lineptr and dw_val_class_macptr, use
1980 DW_FORM_flag_present for dw_val_class_flag and
1981 DW_FORM_exprloc for dw_val_class_loc.
1982 (output_die): For -gdwarf-4 print dw_val_class_loc
1983 size as uleb128 instead of 1 or 2 bytes and don't print
1984 anything for dw_val_class_flag.
1986 * var-tracking.c (vt_init_cfa_base): Use cselib_lookup_from_insn
1987 instead of cselib_lookup following by tweaking locs->setting_insn.
1990 * cselib.c (cselib_process_insn): Clear cselib_current_insn
1991 even before returning from label, setjmp call or volatile asm
1994 2010-03-31 Richard Guenther <rguenther@suse.de>
1997 * cgraphunit.c (cgraph_output_in_order): Do not allocate
1998 temporary data on stack.
2000 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2002 * config/sparc/sysv4.h (PUSHSECTION_FORMAT): Remove undef.
2003 (PUSHSECTION_ASM_OP): Remove.
2004 (POPSECTION_ASM_OP): Remove.
2005 (PUSHSECTION_FORMAT): Remove.
2006 * config/sol2.h (PUSHSECTION_FORMAT): Define.
2007 * config/sparc/sol2.h [!USE_GAS] (PUSHSECTION_FORMAT): Redefine.
2008 * config/sol2.c (solaris_output_init_fini): Use it.
2010 2010-03-31 Jie Zhang <jie@codesourcery.com>
2013 * opt-functions.awk (var_type_struct): Use signed char type
2014 for simple variables.
2016 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2018 * config/sol2.c: Include output.h.
2019 (solaris_assemble_visibility): New function.
2020 * config/t-sol2 (sol2.o): Add output.h dependency.
2021 * config/sol2-protos.h (solaris_assemble_visibility): Declare.
2022 * config/sol2.h [!USE_GAS] (TARGET_ASM_ASSEMBLE_VISIBILITY):
2025 2010-03-31 Jakub Jelinek <jakub@redhat.com>
2028 * config/arm/arm.c (arm_save_coproc_regs): Use Pmode instead of
2029 V2SImode or XFmode on PRE_DEC.
2032 * cfgexpand.c (expand_debug_expr): Handle VOIDmode mode like
2035 2010-03-31 Jie Zhang <jie@codesourcery.com>
2038 * reload.h (caller_save_initialized_p): Declare.
2039 * toplev.c (backend_init_target): Don't call
2040 init_caller_save but set caller_save_initialized_p to false.
2041 * caller-save.c (caller_save_initialized_p): Define.
2042 (init_caller_save): Check caller_save_initialized_p.
2043 * ira.c (ira): Call init_caller_save if flag_caller_saves.
2045 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2048 * config.gcc (i[34567]86-*-solaris2*): Add i386/t-fprules-softfp
2049 and soft-fp/t-softfp to tmake_file.
2050 * config/i386/sol2.h (LIBGCC2_HAS_TF_MODE): Redefine.
2051 (LIBGCC2_TF_CEXT): Define.
2054 2010-03-30 Alexandre Oliva <aoliva@redhat.com>
2057 * cselib.c (n_useless_values): Document handling of debug locs.
2058 (n_useless_debug_values, n_debug_values): New variables.
2059 (new_elt_loc_list): Don't add to debug values, keep count.
2060 (promote_debug_loc): New.
2061 (cselib_reset_table): Zero new variables.
2062 (entry_and_rtx_equal_p): Promote debug locs.
2063 (discard_useless_locs): Increment n_useless_debug_values for
2065 (remove_useless_values): Adjust n_useless_values and n_debug_values
2066 with n_useless_debug_values.
2067 (add_mem_for_addr): Promote debug locs.
2068 (cselib_lookup_mem): Likewise.
2069 (cselib_lookup_addr): Renamed to...
2070 (cselib_lookup_addr_1): ... this. Promote debug locs. Don't call...
2071 (cselib_log_lookup): ... this. Turn into...
2072 (cselib_lookup_addr): ... new wrapper.
2073 (cselib_lookup_from_insn): New.
2074 (cselib_invalidate_regno): Increment n_useless_debug_values for
2076 (cselib_invalidate_mem): Likewise.
2077 (cselib_process_insn): Take n_deleted and n_debug_values into
2078 account to guard remove_useless_value call.
2079 (cselib_finish): Zero n_useless_debug_values.
2080 * cselib.h (cselib_lookup_from_insn): Declare.
2081 * sched-deps.c (sched_analyze_1): Use cselib_lookup_from_insn.
2082 (sched_analyze_2): Likewise.
2084 2010-03-30 Jakub Jelinek <jakub@redhat.com>
2086 * var-tracking.c (use_narrower_mode_test, use_narrower_mode): New
2088 (adjust_mems): Replace narrowing SUBREG of expression containing
2089 just PLUS, MINUS, MULT and ASHIFT of registers and constants
2090 with operations in the narrower mode.
2093 * var-tracking.c (dataflow_set_clear_at_call): Invalidate just
2094 regs_invalidated_by_call instead all call_used_reg_set registers.
2096 2010-03-30 Sebastian Pop <sebastian.pop@amd.com>
2099 * tree-vect-slp.c (vect_get_and_check_slp_defs): Replace type
2100 pointer comparisons with types_compatible_p.
2101 * tree-vect-stmts.c (vectorizable_call): Same.
2102 (vectorizable_condition): Same.
2104 2010-03-30 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2106 * config/s390/s390.c (s390_emit_prologue): Omit issuing a dynamic
2107 stack check if the mask would be zero.
2109 2010-03-30 Seongbae Park <seongbae.park@gmail.com>
2110 Jack Howarth <howarth@bromo.med.uc.edu>
2112 * tree-profile.c (tree_init_ic_make_global_vars): Make static
2115 2010-03-30 Joseph Myers <joseph@codesourcery.com>
2118 * libgcc-std.ver (GCC_4.5.0): Define version. Include __unordxf2
2120 * config/bfin/libgcc-bfin.ver (GCC_4.5.0): Define version.
2121 Include ___unordxf2 and ___unordtf2.
2122 * config/i386/libgcc-glibc.ver: Do not define inheritance from
2125 2010-03-30 Tarik Graba <tarik.graba@telecom-paristech.fr>
2127 * config/lm32/t-lm32: New file.
2128 * config.gcc: Use the above file when targetting lm32.
2130 2010-03-28 Duncan Sands <baldrick@free.fr>
2132 * Makefile.in (PLUGIN_HEADERS): Add except.h.
2134 2010-03-29 Sebastian Pop <sebastian.pop@amd.com>
2137 * tree-vect-loop.c (vect_estimate_min_profitable_iters):
2138 Improve vectorization cost model diagnostic.
2140 2010-03-29 Sebastian Pop <sebastian.pop@amd.com>
2143 * tree-vect-data-refs.c (vect_analyze_data_refs): When
2144 compute_data_dependences_for_loop returns false, early exit
2145 and output an extra diagnostic for the failed data reference
2148 2010-03-29 Richard Guenther <rguenther@suse.de>
2150 PR tree-optimization/43560
2151 * tree-ssa-loop-im.c (ref_always_accessed_p): Add store_p parameter.
2152 (can_sm_ref_p): Treat stores to readonly locations as trapping.
2154 2010-03-29 Jie Zhang <jie@codesourcery.com>
2157 * toplev.c (process_options): Set optimization_default_node
2158 and optimization_current_node.
2159 * opts.c (decode_options): Don't set optimization_default_node
2160 and optimization_current_node.
2162 2010-03-29 Ralf Corsépius <ralf.corsepius@rtems.org>
2164 * config/rtems.h: Abandon -qrtems_debug.
2166 2010-03-28 Jan Hubicka <jh@suse.cz>
2168 PR tree-optimization/43505
2169 * cgraph.c (cgraph_clone_node): When clonning a clone, replacement
2170 map should not be copied.
2172 2010-03-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2175 * cgraphunit.c (cgraph_build_static_cdtor): If target doesn't have
2176 cdtors, set DECL_PRESERVE_P.
2177 * ipa.c (cgraph_externally_visible_p): Return true if declaration
2180 2010-03-27 Uros Bizjak <ubizjak@gmail.com>
2182 PR tree-optimization/43528
2183 * stor-layout.c (place_field): Check that constant fits into
2184 unsigned HWI when skipping calculation of MS bitfield layout.
2186 2010-03-27 Jan Hubicka <jh@suse.cz>
2189 * varasm.c (make_decl_rtl): Deal with COMMON flag to make
2190 notice_global_symbol work.
2192 2010-03-27 Jakub Jelinek <jakub@redhat.com>
2194 * dwarf2out.c (dwarf2_debug_hooks): Use dwarf2out_function_decl
2195 instead of dwarf2out_decl.
2196 (struct var_loc_node): Remove section_label field.
2197 (dwarf2out_function_decl): New function.
2198 (dwarf2out_var_location): Don't set section_label field.
2199 (dwarf2out_begin_function): Don't empty decl_loc_table here.
2201 2010-03-26 Michael Meissner <meissner@linux.vnet.ibm.com>
2203 PR tree-optimization/43544
2204 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION):
2205 First argument for builtin vectorized function hook is now a
2206 tree to be able to distinguish between machine specific and
2208 * targhooks.c (default_builtin_vectorized_function): Ditto.
2209 * targhooks.h (default_builtin_vectorized_function): Ditto.
2210 * target.h (struct gcc_target): Ditto.
2211 * tree-vect-stmts.c (vectorizable_function): Ditto.
2212 * config/i386/i386.c (ix86_builtin_vectorized_function): Ditto.
2213 * config/rs6000/rs6000.c (rs6000_builtin_vectorized_function):
2216 2010-03-26 Joseph Myers <joseph@codesourcery.com>
2219 * c-decl.c (get_parm_info): Assert that decl going in OTHERS has a
2220 nested binding iff it is a FUNCTION_DECL.
2221 (store_parm_decls_newstyle): Pass nested=true to bind for
2222 FUNCTION_DECLs amongst parameters.
2224 2010-03-26 Jakub Jelinek <jakub@redhat.com>
2226 * var-tracking.c (vt_expand_loc_callback): Don't run
2227 cselib_expand_value_rtx_cb in dummy mode if
2228 cselib_dummy_expand_value_rtx_cb returned false.
2230 * var-tracking.c (emit_note_insn_var_location): For one part
2231 notes with offset 0, don't add EXPR_LIST around the location.
2232 * dwarf2out.c (loc_descriptor, dw_loc_list_1,
2233 add_location_or_const_value_attribute): Adjust for that change.
2236 * dwarf2out.c (reg_save): For DW_CFA_expression put regnum
2237 into first operand and location into second.
2238 (dw_cfi_oprnd1_desc): Return dw_cfi_oprnd_reg_num instead of
2239 dw_cfi_oprnd_loc for DW_CFA_expression.
2240 (dw_cfi_oprnd2_desc): Return dw_cfi_oprnd_loc for DW_CFA_expression.
2241 (output_cfa_loc, output_cfa_loc_raw): For DW_CFA_expression
2242 assume first argument is regnum and second argument is location.
2244 2010-03-26 Uros Bizjak <ubizjak@gmail.com>
2247 * config/alpha/alpha.md (*cmp_sadd_si): Change mode
2248 of scratch register to DImode. Split to DImode comparison operator.
2249 Use SImode subreg of scratch register in the multiplication.
2250 (*cmp_sadd_sidi): Ditto.
2251 (*cmp_ssub_si): Ditto.
2252 (*cmp_ssub_sidi): Ditto.
2254 2010-03-26 Uros Bizjak <ubizjak@gmail.com>
2257 * config/i386/i386.c (ix86_expand_prologue) [TARGET_STACK_PROBE]:
2258 Remove invalid assert and wrong comment.
2260 2010-03-26 Jakub Jelinek <jakub@redhat.com>
2263 * flags.h (final_insns_dump_p): New extern.
2264 * final.c (final_insns_dump_p): New variable.
2265 (rest_of_clean_state): Set it before -fdump-final-insns=
2266 dumping, clear afterwards.
2267 * print-rtl.c (print_rtx): If final_insns_dump_p don't dump
2268 MEM_ALIAS_SET on MEMs.
2270 2010-03-26 David S. Miller <davem@davemloft.net>
2272 * configure.ac: Fix sparc GOTDATA_OP bug check.
2273 * configure: Rebuild.
2275 2010-03-26 Alan Modra <amodra@gmail.com>
2277 * config/rs6000/rs6000.md (cmptf_internal2): Correct comparison.
2279 2010-03-25 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2281 * doc/tm.texi (Sections): Document TLS_COMMON_ASM_OP,
2282 TLS_SECTION_ASM_FLAG.
2284 2010-03-25 Jakub Jelinek <jakub@redhat.com>
2287 * config/i386/i386.c (ix86_code_end): Set DECL_WEAK if TARGET_MACHO.
2288 Clear first_function_block_is_cold.
2291 * gimplify.c (gimple_boolify): Only recurse on __builtin_expect
2292 argument if the argument is truth_value_p.
2294 2010-03-24 Michael Meissner <meissner@linux.vnet.ibm.com>
2296 * config/rs6000/constraints.md: Update copyright year for my changes.
2299 * config/rs6000/rs6000.c (rs6000_split_multireg_move): If r0 is
2300 used in reg+reg addressing, swap registers.
2302 2010-03-24 Jakub Jelinek <jakub@redhat.com>
2305 * target.h (struct gcc_target): Add code_end hook.
2306 * target-def.h (TARGET_ASM_CODE_END): Define to hook_void_void
2308 (TARGET_ASM_OUT): Add TARGET_ASM_CODE_END.
2309 * toplev.c (compile_file): Call targetm.asm_out.code_end
2310 hook before unwind info/debug info output.
2311 * config/i386/winnt.c (i386_pe_file_end): Don't call ix86_file_end.
2312 * config/i386/linux.h (NEED_INDICATE_EXEC_STACK): Don't define.
2313 (TARGET_ASM_FILE_END): Define to file_end_indicate_exec_stack.
2314 * config/i386/linux64.h (NEED_INDICATE_EXEC_STACK): Don't define.
2315 (TARGET_ASM_FILE_END): Define to file_end_indicate_exec_stack.
2316 * config/i386/i386.c (ix86_file_end): Renamed to...
2317 (ix86_code_end): ... this. Make static. Don't call
2318 file_end_indicate_exec_stack. Emit unwind info using
2319 final_start_function/final_end_function.
2320 (darwin_x86_file_end): Remove.
2321 (TARGET_ASM_CODE_END): Define.
2322 * config/i386/i386.h (TARGET_ASM_FILE_END,
2323 NEED_INDICATE_EXEC_STACK): Don't define.
2324 * config/i386/darwin.h (darwin_x86_file_end): Remove prototype.
2325 (TARGET_ASM_FILE_END): Define to darwin_file_end.
2326 * config/i386/i386-protos.h (ix86_file_end): Remove prototype.
2327 * doc/tm.texi (TARGET_ASM_CODE_END): Document.
2330 * config/i386/i386.c (x86_output_mi_thunk): Call final_start_function
2331 at the beginning and final_end_function at the end.
2332 * config/s390/s390.c (s390_output_mi_thunk): Likewise.
2334 2010-03-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2336 * configure.ac (i[34567]86-*-*): Handle Solaris 2/x86 TLS support
2337 and Sun as TLS syntax.
2338 (TLS_SECTION_ASM_FLAG) [on_solaris && !gas_flag]: Define.
2339 * configure: Regenerate.
2340 * config.in: Regenerate.
2341 * varasm.c (TLS_SECTION_ASM_FLAG): Define default.
2342 (default_elf_asm_named_section): Use it.
2343 * config/i386/i386.c (output_pic_addr_const): Lowercase @DTPOFF.
2344 (i386_output_dwarf_dtprel): Likewise.
2345 (output_addr_const_extra): Likewise.
2346 (output_pic_addr_const): Lowercase @GOTTPOFF.
2347 (output_addr_const_extra): Likewise.
2348 (output_pic_addr_const): Lowercase @GOTNTPOFF.
2349 (output_addr_const_extra): Likewise.
2350 (output_pic_addr_const): Lowercase @INDNTPOFF.
2351 (output_addr_const_extra): Likewise.
2352 (output_pic_addr_const): Lowercase @NTPOFF.
2353 (output_addr_const_extra): Likewise.
2354 (output_pic_addr_const): Lowercase @TPOFF.
2355 (output_addr_const_extra): Likewise.
2356 * config/i386/i386.md (*tls_global_dynamic_32_gnu): Lowercase @TLSGD.
2357 (*tls_global_dynamic_64): Likewise.
2358 (*tls_local_dynamic_base_32_gnu): Lowercase @TLSLDM.
2359 (*tls_local_dynamic_base_64): Lowercase @TLSLD.
2361 * defaults.h (TLS_COMMON_ASM_OP): Provide default.
2362 (ASM_OUTPUT_TLS_COMMON): Use it.
2363 * config/i386/sol2-gas.h (TLS_COMMON_ASM_OP): Undef.
2366 * config.gcc (sparc*-*-solaris2*) [$gas=yes]: Add usegas.h to tm_file.
2367 * config/sparc/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): Move ...
2368 * config/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): ... here.
2369 * config/i386/sol2-10.h (ASM_OUTPUT_ALIGNED_COMMON): Redefine.
2370 * config/i386/sol2.h (TARGET_SUN_TLS): Redefine.
2371 (ASM_DECLARE_OBJECT_NAME) [!USE_GAS]: Redefine.
2373 2010-03-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2375 * config/i386/i386.c (override_options): Don't accept
2376 -mtls-dialect=sun any longer.
2377 * config/i386/i386.h (TARGET_SUN_TLS): Define as 0.
2378 * config/i386/i386.md (*tls_global_dynamic_32_sun): Remove.
2379 (*tls_local_dynamic_base_32_sun): Likewise.
2380 * config/i386/sol2.h (TARGET_SUN_TLS): Redefine.
2382 2010-03-24 Jakub Jelinek <jakub@redhat.com>
2385 * dwarf2out.c (mem_loc_descriptor): Don't ICE on
2386 VEC_{MERGE,SELECT,CONCAT,DUPLICATE}.
2389 * ira.c (adjust_cleared_regs): New function.
2390 (update_equiv_regs): Adjust cleared_regs in DEBUG_INSNs.
2394 * cfgexpand.c (gimple_assign_rhs_to_tree): Also set TREE_BLOCK
2396 * expr.c (expand_expr_real): Restore previous
2397 curr_insn_source_location and curr_insn_block after
2398 expand_expr_real_1 call.
2399 (expand_expr_real_1) <case SSA_NAME>: Call expand_expr_real
2400 instead of expand_expr_real_1.
2402 2010-03-23 Vladimir Makarov <vmakarov@redhat.com>
2404 PR rtl-optimization/43413
2405 * ira-color.c (setup_allocno_available_regs_num): Count prohibited
2408 2010-03-22 James E. Wilson <wilson@codesourcery.com>
2411 * ia64.md (call_nogp, call_value_nogp, sibcall_nogp, call_gp,
2412 call_value_gp, sibcall_gp): Use 's' constraint not 'i'.
2414 2010-03-22 H.J. Lu <hongjiu.lu@intel.com>
2416 * config/i386/i386.c (ix86_target_string): Add -mfma.
2417 Fix a typo in comment.
2419 2010-03-22 Mike Stump <mikestump@comcast.net>
2422 * config/rs6000/rs6000.c (darwin_rs6000_special_round_type_align):
2423 Don't overly align based upon packed packed fields.
2425 2010-03-22 Jason Merrill <jason@redhat.com>
2427 * c-pretty-print.c (pp_c_specifier_qualifier_list) [VECTOR_TYPE]:
2428 Use () rather than [], and move before the element type.
2430 2010-03-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2432 * doc/configfiles.texi (Configuration Files): Removed
2433 fixinc/Makefile*, intl/Makefile.*.
2434 * doc/makefile.texi: Fixed markup. Abstract from version
2435 control system used.
2436 (Makefile): Removed obsolete gcc/java/parse.y example.
2437 * doc/sourcebuild.texi: Likewise.
2438 (Top Level): Added config, gnattools, libdecnumber, libgcc,
2439 libgomp, libssp. Removed fastjar.
2440 (Miscellaneous Docs): Clarify location.
2441 Added COPYING3, COPYING3.LIB.
2442 (Front End Directory): Moved Make-lang.in entry to new subsubsection.
2444 2010-03-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2447 * config/i386/i386.c (x86_function_profiler)
2448 [!NO_PROFILE_COUNTERS]: Fix typo.
2449 * config/i386/gmon-sol2.c (_mcleanup) [__x86_64__]: Use call
2452 2010-03-22 Janis Johnson <janis187@us.ibm.com>
2453 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2455 * doc/sourcebuild.texi (Test Directives): Split into six
2456 subsections, with most of the current text in new subsections
2457 Directives, Selectors, and Final Actions.
2458 (Directives): Split list of test directives into multiple
2460 (Selectors): Describe use and syntax of selectors.
2461 (Effective-Target Keywords): Describe all existing keywords.
2462 (Add Options): Describe features for dg-add-options.
2463 (Require Support): Describe variants of dg-require-support.
2464 (Final Actions): Describe commands to use in dg-final.
2466 2010-03-22 Michael Matz <matz@suse.de>
2469 * recog.c (validate_replace_rtx_group): Replace also in
2470 REG_EQUAL and REG_EQUIV notes.
2472 2010-03-22 Richard Guenther <rguenther@suse.de>
2474 PR tree-optimization/43390
2475 * tree-vect-stmts.c (get_vectype_for_scalar_type): Make
2476 sure vector extracts are type correct.
2478 2010-03-22 Richard Guenther <rguenther@suse.de>
2481 * builtins.c (expand_builtin_pow): Expand pow (x, 1.5) as
2482 x * sqrt (x) even when optimizing for size if the target
2483 has native support for sqrt.
2485 2010-03-22 Jakub Jelinek <jakub@redhat.com>
2487 * varasm.c (make_decl_rtl_for_debug): Also clear
2488 flag_mudflap for the duration of make_decl_rtl call.
2491 * var-tracking.c (add_cselib_value_chains): Remove ASM_OPERANDS
2492 locs from preserved VALUEs.
2494 2010-03-21 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2497 * pa.md (movmemsi): Set align to one if zero.
2498 (movmemdi): Likewise.
2500 2010-03-21 Richard Earnshaw <rearnsha@arm.com>
2503 * arm.c (arm_output_epilogue): Correctly match VFP pop instructions
2504 with their corresponding prologue pushes.
2506 2010-03-20 Andrew Pinski <pinskia@gmail.com>
2509 * config/spu/spu.c (spu_expand_prologue): Don't emit NOTE_INSN_DELETED
2510 at the begining or end.
2511 (spu_expand_epilogue): Likewise.
2513 2010-03-20 Richard Guenther <rguenther@suse.de>
2515 PR rtl-optimization/43438
2516 * combine.c (make_extraction): Properly zero-/sign-extend an
2517 extraction of the low part of a CONST_INT. Also handle
2520 2010-03-19 Mike Stump <mikestump@comcast.net>
2522 * config/i386/darwin.h (SUBTARGET32_DEFAULT_CPU): Add.
2523 * config/i386/i386.c (SUBTARGET32_DEFAULT_CPU): Add.
2524 (override_options): Use SUBTARGET32_DEFAULT_CPU.
2526 2010-03-19 Andrew Pinski <andrew_pinski@caviumnetworks.com>
2529 * c-decl.c (grokparms): Set arg_types to NULL_TREE if there was
2532 2010-03-19 Bernd Schmidt <bernds@codesourcery.com>
2534 PR rtl-optimization/42258
2535 * ira-lives.c (check_and_make_def_conflict): Ignore conflict for a
2536 use that may match DEF.
2539 * optabs.c (avoid_expensive_constant): Use rtx_cost to find out
2540 the cost of loading the constant rather than assuming
2542 * config/arm/arm.c (thumb1_rtx_costs) <case CONST_INT>: If the
2543 outer code is AND, do the same tests as the andsi3 expander and
2544 return COSTS_N_INSNS (1) if and is cheap.
2546 * optabs.c (avoid_expensive_constant): Fix formatting.
2548 2010-03-19 Michael Matz <matz@suse.de>
2551 * attribs.c (decl_attributes): When rebuilding a function pointer
2552 type use the same qualifiers as the original pointer type.
2554 2010-03-19 Martin Jambor <mjambor@suse.cz>
2556 * doc/gimple.texi (Logical Operators): Describe is_gimple_ip_invariant
2557 and is_gimple_ip_invariant_address.
2559 2010-03-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2562 2009-10-01 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2564 * config/arm/arm.c (arm_override_options): Turn off
2565 flag_dwarf2_cfi_asm for AAPCS variants.
2567 2010-03-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2570 * config/arm/arm.c (emit_multi_reg_push): Update comments.
2571 Use PRE_MODIFY instead of PRE_DEC.
2572 (emit_sfm): Use PRE_MODIFY instead of PRE_DEC.
2573 (vfp_emit_fstmd): Likewise.
2575 2010-03-19 Michael Matz <matz@suse.de>
2578 * builtins.c (expand_builtin_interclass_mathfn,
2579 expand_builtin_signbit): Use maybe_emit_unop_insn, emit libcalls
2582 2010-03-19 Richard Guenther <rguenther@suse.de>
2584 PR tree-optimization/43415
2585 * tree-ssa-pre.c (phi_translate): Split out worker to ...
2586 (phi_translate_1): ... this.
2587 (phi_translate): Move all caching here. Cache all NARY
2588 and REFERENCE translations.
2590 2010-03-19 David S. Miller <davem@davemloft.net>
2592 With help from Eric Botcazou.
2593 * config/sparc/sparc.c: Include dwarf2out.h.
2594 (emit_pic_helper): Delete.
2595 (pic_helper_symbol_name): Delete.
2596 (pic_helper_emitted_p): Delete.
2597 (pic_helper_needed): New.
2598 (USE_HIDDEN_LINKONCE): Define to '1' if HAVE_GAS_HIDDEN else '0'.
2599 (get_pc_thunk_name): New.
2600 (load_pic_register): Remove 'delay_pic_helper' arg. Use
2601 get_thunk_pc_name and ggc_strdup to generate PIC thunk symbol.
2602 Set pic_helper_needed to true. Don't call emit_pic_helper.
2603 (sparc_expand_prologue): Update load_pic_register call.
2604 (sparc_output_mi_thunk): Likewise.
2605 (sparc_file_end): Emit a hidden comdat symbol for the PIC
2606 thunk if possible. Output CFI information as needed.
2608 2010-03-18 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
2609 Jack Howarth <howarth@bromo.med.uc.edu>
2612 * config/i386/i386.h: Fix ABI on darwin x86-32.
2614 2010-03-18 Aldy Hernandez <aldyh@redhat.com>
2616 * tree.h: Declare make_decl_rtl_for_debug.
2617 * varasm.c (make_decl_rtl_for_debug): New.
2618 * dwarf2out.c (rtl_for_decl_location): Call it.
2619 * cfgexpand.c (expand_debug_expr): Call it.
2621 2010-03-18 Jakub Jelinek <jakub@redhat.com>
2624 * var-tracking.c (adjust_mems) <case POST_MODIFY>: Allow BLKmode
2628 * var-tracking.c (vt_init_cfa_base): Do nothing if
2629 cfa_base_rtx would be hard_frame_pointer_rtx or non-fixed register.
2631 2010-03-18 Alexandre Oliva <aoliva@redhat.com>
2634 * var-tracking.c (canonicalize_vars_star): New.
2635 (dataflow_post_merge_adjust): Use it.
2637 2010-03-18 Jakub Jelinek <jakub@redhat.com>
2640 * var-tracking.c (non_suitable_const): New function.
2641 (add_uses): For DEBUG_INSNs with constants, don't record any
2642 value, instead just the constant value itself.
2643 (compute_bb_dataflow) <case MO_VAL_LOC>: If PAT_VAR_LOCATION_LOC
2644 is not VAR_LOC_UNKNOWN_P, set var to the constant.
2645 (emit_notes_in_bb): Likewise.
2646 (emit_note_insn_var_location): For onepart variables if
2647 cur_loc is a VOIDmode constant, use DECL_MODE.
2649 2010-03-18 Martin Jambor <mjambor@suse.cz>
2652 * cgraph.h (cgraph_redirect_edge_call_stmt_to_callee): Declare.
2653 * cgraphunit.c (cgraph_materialize_all_clones): Update calls in
2654 all non-clones. Moved call redirection...
2655 (cgraph_redirect_edge_call_stmt_to_callee): ...to this new function.
2656 (cgraph_materialize_all_clones): Dispose of all
2657 combined_args_to_skip bitmaps.
2658 (verify_cgraph_node): Do not check for edges pointing to wrong
2659 nodes in inline clones.
2660 * tree-inline.c (copy_bb): Call
2661 cgraph_redirect_edge_call_stmt_to_callee.
2662 * ipa.c (cgraph_remove_unreachable_nodes): Call
2663 cgraph_node_remove_callees even when there are used clones.
2665 2010-03-18 H.J. Lu <hongjiu.lu@intel.com>
2667 * config/i386/libgcc-glibc.ver: Make GCC_4.5.0 inherit GCC_4.4.0.
2669 2010-03-18 H.J. Lu <hongjiu.lu@intel.com>
2672 * config/i386/libgcc-glibc.ver: Add __extendxftf2 to GCC_4.5.0
2675 2010-03-18 Michael Matz <matz@suse.de>
2678 * builtins.c (expand_builtin_pow): Don't transform pow(x, 0.5)
2679 into sqrt(x) if we need to preserve signed zeros.
2681 2010-03-18 Steven Bosscher <steven@gcc.gnu.org>
2682 Eric Botcazou <ebotcazou@adacore.com>
2684 PR rtl-optimization/43360
2685 * loop-invariant.c (move_invariant_reg): Remove the REG_EQUAL
2686 note if we don't know its invariant status.
2688 2010-03-18 Michael Matz <matz@suse.de>
2690 PR tree-optimization/43402
2691 * tree-cfgcleanup.c (cleanup_control_expr_graph): Don't follow
2692 PHI chains of ssa names registered for update.
2694 2010-03-17 Peter Bergner <bergner@vnet.ibm.com>
2697 * config/rs6000/rs6000.c (rs6000_split_multireg_move): Add support for
2698 non-offsettable and pre_modify update addressing.
2699 * config/rs6000/dfp.md (*movdd_hardfloat32): Make the "0", "1"
2700 and "2" alternatives "#".
2701 (*movdd_softfloat32): Make all alternatives "#";
2702 * config/rs6000/rs6000.md (DIFD): New define_mode_iterator.
2703 (*movdf_hardfloat32): Make the "0", "1" and "2" alternatives "#".
2704 (*movdf_softfloat32): Make all alternatives "#";
2705 (movdi): Use the new DIFD mode iterator to create a common splitter
2706 for movdi, movdf and movdd patterns.
2708 2010-03-18 Shujing Zhao <pearly.zhao@oracle.com>
2710 * common.opt (dumpdir): Remove redundant tab.
2712 2010-03-17 Martin Jambor <mjambor@suse.cz>
2714 PR tree-optimization/43347
2715 * tree-sra.c (create_access_replacement): Set TREE_NO_WARNING when the
2716 original base is DECL_ARTIFICIAL or DECL_IGNORED_P.
2718 2010-03-17 Bernd Schmidt <bernd.schmidt@analog.com>
2720 PR rtl-optimization/42216
2721 * regrename.c (create_new_chain): New function, broken out from...
2722 (scan_rtx_reg): ... here. Call it. Handle the case where we are
2723 appending a use to an empty chain.
2724 (build_def_use): Remove previous changes that convert OP_INOUT to
2725 OP_OUT operands; instead detect the case where an OP_INOUT operand
2726 uses a previously untracked register and create an empty chain for it.
2728 2010-03-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2730 * doc/extend.texi (Function Attributes): Rewrite unfinished
2731 sentence in ms_abi documentation.
2733 2010-03-17 Alan Modra <amodra@gmail.com>
2735 * config/rs6000/linux64.opt (mprofile-kernel): Use profile_kernel var.
2736 * config/rs6000/linux64.h (TARGET_PROFILE_KERNEL): Define.
2737 (SUBSUBTARGET_OVERRIDE_OPTIONS): Don't use SET_PROFILE_KERNEL.
2738 * config/rs6000/rs6000.c (SET_PROFILE_KERNEL): Don't define.
2740 2010-03-16 Richard Henderson <rth@redhat.com>
2743 * tree-eh.c (replace_goto_queue): Also replace in the eh_seq.
2744 (lower_try_finally): Save and restore eh_seq around the expansion
2747 2010-03-16 Aldy Hernandez <aldyh@redhat.com>
2749 * graphite-sese-to-poly.c (split_reduction_stmt): Skip debug
2750 statements before splitting block.
2752 2010-03-16 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2754 * doc/sourcebuild.texi (Testsuites): Fix markup.
2755 Use pathnames relative to gcc/testsuite.
2756 (Test Directives): Move description of how timeout is determined.
2757 (Ada Tests): Favor gnat.exp over ada/acats/tests/gcc.
2758 (C Tests): Correct gcc.misc-tests directory.
2759 Framework tests now live in gcc.test-framework.
2761 2010-03-16 Richard Guenther <rguenther@suse.de>
2764 * tree-cfg.c (gimple_merge_blocks): When propagating virtual PHI
2765 operands make sure to merge SSA_NAME_OCCURS_IN_ABNORMAL_PHI properly.
2767 2010-03-16 Aldy Hernandez <aldyh@redhat.com>
2768 Alexandre Oliva <aoliva@redhat.com>
2770 PR tree-optimization/42917
2771 * lambda-code.c (remove_iv): Skip debug statements.
2772 (lambda_loopnest_to_gcc_loopnest): Likewise.
2773 (not_interesting_stmt): Debug statements are not interesting.
2775 2010-03-16 Jakub Jelinek <jakub@redhat.com>
2779 * cselib.c (cselib_preserve_constants,
2780 cfa_base_preserved_val): New static variables.
2781 (preserve_only_constants): New function.
2782 (cselib_reset_table): If cfa_base_preserved_val is non-NULL, don't
2783 clear its REG_VALUES. If cselib_preserve_constants, don't
2784 empty the whole hash table, but preserve there VALUEs with constants,
2785 cfa_base_preserved_val and cfa_base_preserved_val plus constant.
2786 (cselib_preserve_cfa_base_value): New function.
2787 (cselib_invalidate_regno): Don't invalidate cfa_base_preserved_val.
2788 (cselib_init): Change argument to int bitfield. Set
2789 cselib_preserve_constants to whether CSELIB_PRESERVE_CONSTANTS
2791 (cselib_finish): Clear cselib_preserve_constants and
2792 cfa_base_preserved_val.
2793 * cselib.h (enum cselib_record_what): New enum.
2794 (cselib_init): Change argument to int.
2795 (cselib_preserve_cfa_base_value): New prototype.
2796 * postreload.c (reload_cse_regs_1): Adjust cselib_init caller.
2797 * dse.c (dse_step1): Likewise.
2798 * cfgcleanup.c (thread_jump): Likewise.
2799 * sched-deps.c (sched_analyze): Likewise.
2800 * gcse.c (local_cprop_pass): Likewise.
2801 * simplify-rtx.c (simplify_replace_fn_rtx): Add argument to callback.
2802 If FN is non-NULL, call the callback always and whenever it returns
2803 non-NULL just return that. Only do rtx_equal_p if FN is NULL.
2804 * rtl.h (simplify_replace_fn_rtx): Add argument to callback.
2805 * combine.c (propagate_for_debug_subst): Add old_rtx argument,
2806 compare from with old_rtx and if it isn't rtx_equal_p, return NULL.
2807 * Makefile.in (var-tracking.o): Depend on $(RECOG_H).
2808 * var-tracking.c: Include recog.h.
2809 (bb_stack_adjust_offset): Remove.
2810 (vt_stack_adjustments): Don't call it, instead just gather the
2811 adjustments using insn_stack_adjust_offset_pre_post on each bb insn.
2812 (adjust_stack_reference): Remove.
2813 (compute_cfa_pointer): New function.
2814 (hard_frame_pointer_adjustment, cfa_base_rtx): New static variables.
2815 (struct adjust_mem_data): New type.
2816 (adjust_mems, adjust_mem_uses, adjust_mem_stores, adjust_insn): New
2818 (get_address_mode): New function.
2819 (replace_expr_with_values): Use it.
2820 (use_type): Don't do cselib_lookup for VAR_LOC_UNKNOWN_P.
2821 Use get_address_mode. For cfa_base_rtx return MO_CLOBBER.
2822 (adjust_sets): Remove.
2823 (add_uses): Don't add extra MO_VAL_USE for cfa_base_rtx plus constant.
2824 Use get_address_mode.
2825 (get_adjusted_src): Remove.
2826 (add_stores): Don't call it. Never reuse expr SET. Don't add extra
2827 MO_VAL_USE for cfa_base_rtx plus constant. Use get_address_mode.
2828 (add_with_sets): Don't call adjust_sets.
2829 (fp_setter, vt_init_cfa_base): New functions.
2830 (vt_initialize): Change return type to bool. Move most of pool etc.
2831 initialization to the beginning of the function from end. Pass
2832 CSELIB_RECORD_MEMORY | CSELIB_PRESERVE_CONSTANTS to cselib_init.
2833 If !frame_pointer_needed, call vt_stack_adjustment before mos
2834 vector is filled, call vt_init_cfa_base if argp/framep has been
2835 eliminated to sp. If frame_pointer_needed and argp/framep has
2836 been eliminated to hard frame pointer, set
2837 hard_frame_pointer_adjustment and call vt_init_cfa_base after
2838 encountering fp setter in the prologue. For MO_ADJUST, call
2839 log_op_type before pusing the op into mos vector, not afterwards.
2840 Call adjust_insn before cselib_process_insn/add_with_sets,
2841 call cancel_changes (0) afterwards.
2842 (variable_tracking_main_1): Adjust for vt_initialize calling
2843 vt_stack_adjustments and returning whether it succeeded or not.
2845 2010-03-15 Aldy Hernandez <aldyh@redhat.com>
2847 * graphite-sese-to-poly.c (rewrite_cross_bb_scalar_deps): Skip
2850 2010-03-15 Jakub Jelinek <jakub@redhat.com>
2852 * dwarf2out.c (dwarf2out_frame_debug): Don't assert drap_reg
2854 (based_loc_descr): Use DW_OP_fbreg for vdrap_reg even when
2855 drap_reg has not been set.
2857 2010-03-15 Michael Matz <matz@suse.de>
2860 * tree-outof-ssa.c (emit_partition_copy): New argument sizeexp,
2861 use it to expand block copies.
2862 (insert_partition_copy_on_edge, insert_rtx_to_part_on_edge,
2863 insert_part_to_rtx_on_edge): Adjust callers of emit_partition_copy.
2864 (insert_value_copy_on_edge): Use store_expr for BLKmode values.
2866 2010-03-15 Richard Guenther <rguenther@suse.de>
2868 PR tree-optimization/43367
2869 * tree-cfg.c (gimple_can_merge_blocks_p): Simplify PHI
2872 2010-03-15 Richard Guenther <rguenther@suse.de>
2874 PR tree-optimization/43317
2875 * ipa-struct-reorg.c (create_new_general_access): Update stmt.
2877 2010-03-15 Martin Jambor <mjambor@suse.cz>
2879 PR tree-optimization/43141
2880 * tree-sra.c (create_abstract_origin): New function.
2881 (modify_function): Call create_abstract_origin.
2883 2010-03-15 Chris Demetriou <cgd@google.com>
2885 * Makefile.in (stmp-int-hdrs): Don't chmod include/stdint.h if it
2888 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
2891 * graphite-sese-to-poly.c (rewrite_close_phi_out_of_ssa): Do not
2892 call insert_out_of_ssa_copy for default definitions.
2894 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
2896 * graphite-clast-to-gimple.c (my_long_long): Defined.
2897 (gcc_type_for_cloog_iv): Use it instead of long_long_integer_type_node.
2898 * graphite-sese-to-poly.c (my_long_long): Defined.
2899 (scop_ivs_can_be_represented): Use it.
2901 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
2903 * doc/invoke.texi: Fix documentation of graphite-max-nb-scop-params,
2904 graphite-max-bbs-per-function, and loop-block-tile-size.
2905 * params.def (PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS): Replace "maximal"
2907 (PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION): Same.
2909 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
2911 * graphite-clast-to-gimple.c (gcc_type_for_iv_of_clast_loop): Remove
2912 forward declaration.
2913 * graphite-sese-to-poly.c (reduction_phi_p): Remove FIXME comment.
2914 (add_upper_bounds_from_estimated_nit): New.
2915 (build_loop_iteration_domains): Use it.
2917 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
2919 * doc/invoke.texi (PARAM_LOOP_BLOCK_TILE_SIZE): Document.
2921 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
2924 * tree-chrec.c (evolution_function_right_is_integer_cst): CHREC_RIGHT
2925 should be an INTEGER_CST. Also handle CASE_CONVERT.
2927 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
2929 * graphite.c (graphite_initialize): To bound the number of bbs per
2930 function, use PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION.
2931 * params.def (PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION): Declared.
2932 * doc/invoke.texi: Document it.
2934 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
2936 * graphite-sese-to-poly.c (build_poly_scop): Do not return bool.
2937 * graphite-sese-to-poly.h (build_poly_scop): Same.
2939 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
2941 * graphite-sese-to-poly.c (build_poly_scop): Limit scops following
2942 the number of parameters in the scop. Use as an upper bound
2943 PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS.
2944 * params.def (PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS): Declared.
2945 * doc/invoke.texi: Document it.
2947 2010-03-13 Jerry Quinn <jlquinn@optonline.net>
2949 * Makefile.in (TEXI_GCCINT_FILES): Remove c-tree.texi.
2950 * doc/c-tree.texi: Remove.
2951 * doc/generic.texi: Merge c-tree.texi here.
2952 * doc/gccint.texi (Trees): Remove menu entry.
2953 (c-tree.texi): Remove @include.
2954 * doc/rtl.texi (Reading RTL): Update pxref from Trees to GENERIC.
2955 * doc/languages.texi (Reading RTL): Ditto.
2957 2010-03-12 Steve Ellcey <sje@cup.hp.com>
2960 * config/ia64/sync.md (sync_compare_and_swap): Move memory fence.
2962 2010-03-12 Michael Meissner <meissner@linux.vnet.ibm.com>
2965 * gcc/config/rs6000/rs6000.c (rs6000_emit_move): Delete band-aid
2966 code added to work around reload clobbering CONST insns.
2968 2010-03-12 Jakub Jelinek <jakub@redhat.com>
2970 * cselib.c (LONG_TERM_PRESERVED_VALUE_P): Remove.
2971 (cselib_preserve_definitely, cselib_clear_preserve): Remove.
2972 (cselib_preserve_only_values): Remove retain argument, don't
2973 traverse hash table with cselib_{preserve_definitely,clear_preserve}.
2974 * cselib.h (cselib_preserve_only_values): Remove retain argument.
2975 * var-tracking.c (micro_operation): Move insn field before union.
2976 Add DEF_VEC_O and DEF_VEC_ALLOC_O for this type.
2977 (struct variable_tracking_info_def): Remove n_mos field, change
2978 mos into a vector of micro_operations.
2979 (count_uses, count_uses_1, count_stores, count_with_sets): Remove.
2980 (bb_stack_adjust_offset, log_op_type, add_uses, add_stores,
2981 compute_bb_dataflow, emit_notes_in_bb): Adjust for VTI (bb)->mos
2982 changing into a vector.
2983 (add_with_sets): Likewise. Ensure MO_VAL_USE uops from add_stores
2984 come before all other uops generated by add_stores.
2985 (vt_add_function_parameters): Adjust for cselib_preserve_only_values
2987 (vt_initialize): Likewise. Adjust for VTI (bb)->mos changing into
2988 a vector. Run just one pass over the bbs instead of separate counting
2989 and computation phase.
2990 (vt_finalize): Free VTI (bb)->mos vector instead of array.
2993 * tree-inline.c (remap_decls): Put old_var rather than origin_var
2994 into *nonlocalized_list vector.
2995 * dwarf2out.c (gen_formal_parameter_die): Call decl_ultimate_origin
2996 even if origin is non-NULL.
2997 (gen_variable_die): Likewise.
2998 (process_scope_var): Don't change origin.
2999 (gen_decl_die): Likewise.
3000 * tree-cfgcleanup.c (remove_forwarder_block): Check single_pred_p
3001 before adding new edges instead of after it, fix moving over
3004 2010-03-11 David S. Miller <davem@davemloft.net>
3006 * configure.ac (gcc_cv_as_cfi_advance_working): Skip a multiple
3008 * configure: Rebuild.
3010 2010-03-11 Martin Jambor <mjambor@suse.cz>
3012 PR tree-optimization/43257
3013 * tree.c (assign_assembler_name_if_neeeded): New function.
3014 (free_lang_data_in_cgraph): Assembler name assignment moved to the
3016 * tree.h (assign_assembler_name_if_neeeded): Declare.
3017 * cgraphunit.c (cgraph_analyze_function): Create an assembler name for
3018 the function if needed.
3020 2010-03-11 Chris Demetriou <cgd@google.com>
3022 * Makefile.in (stmp-int-hdrs): Make include/unwind.h,
3023 include/stdint-gcc.h, and include/stdint.h world-readable.
3025 2010-03-11 Richard Guenther <rguenther@suse.de>
3027 PR tree-optimization/43255
3028 * tree-vrp.c (process_assert_insertions_for): Do not insert
3029 asserts for trivial conditions.
3031 2010-03-11 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3033 PR tree-optimization/43280
3034 * tree-ssa-math-opts.c (find_bswap_1): Modify symbolic number
3035 generation. Move calculation of size out of the if branch.
3036 (find_bswap): Modify compare number generation.
3038 2010-03-11 Richard Guenther <rguenther@suse.de>
3041 * lto-streamer-in.c (maybe_fixup_decls): Simplify.
3042 (input_gimple_stmt): Fixup handled component types during
3043 operand read. Also fix up decls in ADDR_EXPRs.
3045 2010-03-10 Eric Botcazou <ebotcazou@adacore.com>
3047 * config/sparc/sol2-bi.h (CC1_SPEC): Default to -mcpu=v9 for -m32.
3048 * config/sparc/t-sol2-64 (MULTILIB_DIRNAMES): Use sparcv8plus.
3050 2010-03-10 Jan Hubicka <jh@suse.cz>
3053 * ipa.c (function_and_variable_visibility) Normalize COMMON bits.
3054 * varasm.c (get_variable_section): Don't do that here...
3055 (make_decl_rtl): ... and here.
3056 (do_assemble_alias): Produce decl RTL.
3057 (assemble_alias): Likewise.
3059 2010-03-10 Jakub Jelinek <jakub@redhat.com>
3062 * reg-notes.def (REG_CFA_SET_VDRAP): New note.
3063 * dwarf2out.c (dwarf2out_frame_debug_expr): Remove rule 20 - setting
3065 (dwarf2out_frame_debug): Handle REG_CFA_SET_VDRAP note.
3066 (based_loc_descr): Only express drap or vdrap regno based expressions
3067 using DW_OP_fbreg when not optimizing.
3068 * config/i386/i386.c (ix86_get_drap_rtx): When not optimizing,
3069 make the vDRAP = DRAP assignment RTX_FRAME_RELATED_P and add
3070 REG_CFA_SET_VDRAP note.
3072 2010-03-10 Alexander Monakov <amonakov@ispras.ru>
3074 PR tree-optimization/43236
3075 * tree-loop-distribution.c (generate_memset_zero): Fix off-by-one
3076 error in calculation of base address in reverse iteration case.
3077 (generate_builtin): Take number of latch executions if the statement
3080 2010-03-10 Andrey Belevantsev <abel@ispras.ru>
3083 * tree-eh.c: Include pointer-set.h.
3084 (lower_eh_dispatch): Filter out duplicate case labels and
3085 remove the unneeded edge when the label is unused. Return
3086 true when some edges are removed.
3087 (execute_lower_eh_dispatch): When any lowering resulted in
3088 removing an edge, also delete unreachable blocks.
3090 2010-03-10 Jakub Jelinek <jakub@redhat.com>
3093 * config/rs6000/rs6000.c (rs6000_delegitimize_address): Handle
3094 UNSPEC_MACHOPIC_OFFSET.
3096 2010-03-09 Andreas Schwab <schwab@linux-m68k.org>
3099 * config/m68k/m68k.c (TARGET_DELEGITIMIZE_ADDRESS): Define.
3100 (m68k_delegitimize_address): New function.
3102 2010-03-09 Jakub Jelinek <jakub@redhat.com>
3105 * dwarf2out.c (const_ok_for_output_1): Return 1 for UNSPECs.
3108 * var-tracking.c (adjust_sets): New function.
3109 (count_with_sets, add_with_sets): Use it.
3110 (get_adjusted_src): New inline function.
3111 (add_stores): Use it.
3114 * var-tracking.c (vt_expand_loc_callback) <case SUBREG>: If dummy,
3115 call cselib_dummy_expand_value_rtx_cb instead of
3116 cselib_expand_value_rtx_cb.
3119 * config/i386/t-i386 (i386.o): Depend on debug.h and dwarf2out.h.
3120 * config/i386/i386.c: Include debug.h and dwarf2out.h.
3121 (ix86_file_end): If dwarf2out_do_cfi_asm (), emit .cfi_startproc
3122 and .cfi_endproc around the pic thunks.
3123 (output_set_got): For TARGET_DEEP_BRANCH_PREDICTION pic, ensure
3124 all queued unwind info register saves are saved before the call.
3125 For !TARGET_DEEP_BRANCH_PREDICTION pic, ensure the call is
3126 considered as sp-=4 for unwind info and the pop as sp+=4 which
3127 also clobbers dest, but doesn't actually restore it.
3130 * config/i386/i386.c (ix86_get_drap_rtx): Don't set
3131 RTX_FRAME_RELATED_P.
3133 2010-03-09 Jie Zhang <jie@codesourcery.com>
3135 * config/arm/arm.md (thumb_mulsi3_v6): Remove trailing
3136 whitespaces in output template.
3138 2010-03-09 Jie Zhang <jie@codesourcery.com>
3140 * ira-lives.c (check_and_make_def_use_conflict): Don't fall
3143 2010-03-08 Jakub Jelinek <jakub@redhat.com>
3145 * Makefile.in (check_gcc_parallelize): Run dg-torture.exp and
3146 builtins.exp in a separate job.
3148 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
3150 * graphite-sese-to-poly.c (add_param_constraints): Use
3151 lower_bound_in_type and upper_bound_in_type.
3153 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
3155 * graphite-sese-to-poly.c (add_param_constraints): Use sizetype
3156 instead of unsigned_type_node.
3158 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
3159 Reza Yazdani <reza.yazdani@amd.com>
3162 * graphite-sese-to-poly.c (add_param_constraints): Insert bounds
3163 on pointer type parameters.
3165 2010-03-08 Tobias Grosser <grosser@fim.uni-passau.de>
3169 * graphite-clast-to-gimple.c (clast_to_gcc_expression): Also
3170 handle conversions from pointer to integers.
3171 (gcc_type_for_cloog_iv): Choose the smalles signed integer as an
3172 induction variable, to be able to work with code generated by CLooG.
3173 * graphite-sese-to-poly.c (scop_ivs_can_be_represented): New.
3174 (build_poly_scop): Bail out if we cannot codegen a loop.
3176 2010-03-08 Tobias Grosser <grosser@fim.uni-passau.de>
3178 * graphite-clast-to-gimple.c (translate_clast): Do not short-cut
3179 code generation with gloog_error.
3181 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
3183 * sese.c (expand_scalar_variables_ssa_name): Add new argument for type.
3184 Call fold_convert on all the returned values.
3185 (expand_scalar_variables_expr): Pass to
3186 expand_scalar_variables_ssa_name the type of the resulting expression.
3188 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
3190 * graphite-ppl.c (ppl_min_for_le_polyhedron): Renamed
3191 ppl_min_for_le_pointset.
3192 Use ppl_Pointset_Powerset_C_Polyhedron_minimize.
3193 * graphite-ppl.h (ppl_min_for_le_polyhedron): Update declaration.
3195 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
3197 * graphite-dependences.c (map_into_dep_poly): Removed.
3198 (dependence_polyhedron_1): Use combine_context_id_scat.
3200 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
3202 * graphite-poly.h (struct poly_scattering): Add layout documentation.
3203 (struct poly_bb): Same.
3204 (combine_context_id_scat): New.
3206 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
3209 * sese.c (name_defined_in_loop_p): Return false for default
3212 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
3214 * graphite-clast-to-gimple.c (find_cloog_iv_in_expr): Simplify
3215 and clean up the logic.
3217 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
3219 * graphite-sese-to-poly.c (add_param_constraints): Enabled: remove
3222 2010-03-08 Jakub Jelinek <jakub@redhat.com>
3224 * var-tracking.c (remove_cselib_value_chains): Define only for
3226 (dataflow_set_preserve_mem_locs, dataflow_set_remove_mem_locs,
3227 delete_slot_part, emit_notes_for_differences_1): Don't call
3228 remove_cselib_value_chains here.
3229 (set_slot_part, emit_notes_for_differences_2): Don't call
3230 add_cselib_value_chains here.
3231 (preserved_values): New vector.
3232 (preserve_value): New function.
3233 (add_uses, add_stores, vt_add_function_parameters): Use it
3234 instead of cselib_preserve_value.
3235 (changed_values_stack): New vector.
3236 (check_changed_vars_0): New function.
3237 (check_changed_vars_1, check_changed_vars_2): Use it.
3238 (emit_notes_for_changes): Call set_dv_changed (*, false) on all
3239 changed_values_stack VALUEs.
3240 (vt_emit_notes): For all preserved_values call
3241 add_cselib_value_chains. If ENABLE_CHECKING call
3242 remove_cselib_value_chains before verifying value_chains is empty.
3243 Initialize and free changed_values_stack.
3244 (vt_initialize): Initialize preserved_values.
3245 (vt_finalize): Free preserved_values.
3247 2010-03-08 Richard Guenther <rguenther@suse.de>
3249 PR tree-optimization/43269
3250 * tree-ssa-dse.c (dse_possible_dead_store_p): Fix post-dom
3253 2010-03-08 Martin Jambor <mjambor@suse.cz>
3255 * ipa-prop.h (struct ipa_param_descriptor): Removed the called field.
3256 (ipa_is_param_called): Removed.
3257 * ipa-prop.c (ipa_note_param_call): Do not set the called flag.
3258 (ipa_print_node_params): Do not print the called flag.
3259 (ipa_write_node_info): Do not stream the called flag.
3260 (ipa_read_node_info): Likewise.
3262 2010-03-07 Jakub Jelinek <jakub@redhat.com>
3265 * Makefile.in (var-tracking.o): Depend on pointer-set.h.
3266 * cselib.c (struct expand_value_data): Add dummy field.
3267 (cselib_expand_value_rtx, cselib_expand_value_rtx_cb): Initialize
3269 (cselib_dummy_expand_value_rtx_cb): New function.
3270 (cselib_expand_value_rtx_1): If evd->dummy is true, don't allocate
3272 * cselib.h (cselib_dummy_expand_value_rtx_cb): New prototype.
3273 * var-tracking.c: Include pointer-set.h.
3274 (variable): Change n_var_parts to char from int. Add
3275 cur_loc_changed and in_changed_variables fields.
3276 (variable_canonicalize): Remove.
3277 (shared_var_p): New inline function.
3278 (unshare_variable): Maintain cur_loc_changed and
3279 in_changed_variables fields. If var was in changed_variables,
3280 replace it there with new_var. Just copy cur_loc instead of
3281 resetting it to something else.
3282 (variable_union): Don't recompute cur_loc. Use shared_var_p.
3283 (dataflow_set_union): Don't call variable_canonicalize.
3284 (loc_cmp): If both x and y are DEBUG_EXPRs, compare uids
3285 of their DEBUG_EXPR_TREE_DECLs.
3286 (canonicalize_loc_order_check): Verify that cur_loc is NULL
3287 and in_changed_variables and cur_loc_changed is false.
3288 (variable_merge_over_cur): Clear cur_loc, in_changed_variables
3289 and cur_loc_changed. Don't update cur_loc here.
3290 (variable_merge_over_src): Don't call variable_canonicalize.
3291 (dataflow_set_preserve_mem_locs): Use shared_var_p. When
3292 removing loc that is equal to cur_loc, clear cur_loc,
3293 set cur_loc_changed and ensure variable_was_changed is called.
3294 (dataflow_set_remove_mem_locs): Use shared_var_p. Only
3295 compare pointers in cur_loc check, if it is equal to loc,
3296 clear cur_loc and set cur_loc_changed. Don't recompute cur_loc here.
3297 (variable_different_p): Remove compare_current_location argument,
3298 don't compare cur_loc.
3299 (dataflow_set_different_1): Adjust variable_different_p caller.
3300 (variable_was_changed): If dv had some var in changed_variables
3301 already, reset in_changed_variables flag for it and propagate
3302 cur_loc_changed over to the new variable. On empty var
3303 always set cur_loc_changed. Set in_changed_variables on whatever
3304 var is added to changed_variables.
3305 (set_slot_part): Clear cur_loc_changed and in_changed_variables.
3306 Use shared_var_p. When removing loc that is equal to cur_loc,
3307 clear cur_loc and set cur_loc_changed. If cur_loc is NULL at the
3308 end, don't set it to something else, just call variable_was_changed.
3309 (delete_slot_part): Use shared_var_p. When cur_loc equals to
3310 loc being removed, clear cur_loc and set cur_loc_changed.
3311 Set cur_loc_changed if all locations have been removed.
3312 (struct expand_loc_callback_data): New type.
3313 (vt_expand_loc_callback): Add dummy mode in which no rtxes are
3314 allocated. Always create SUBREGs if simplify_subreg failed.
3315 Prefer to use cur_loc, when that fails and still in
3316 changed_variables (and seen first time) recompute it. Set
3317 cur_loc_changed of variables which had to change cur_loc and
3318 compute elcd->cur_loc_changed if any of the subexpressions used
3319 had to change cur_loc.
3320 (vt_expand_loc): Adjust to pass arguments in
3321 expand_loc_callback_data structure.
3322 (vt_expand_loc_dummy): New function.
3323 (emitted_notes): New variable.
3324 (emit_note_insn_var_location): For VALUEs and DEBUG_EXPR_DECLs
3325 that weren't used for any other decl in current
3326 emit_notes_for_changes call call vt_expand_loc_dummy to update
3327 cur_loc. For -fno-var-tracking-assignments, set cur_loc to
3328 first loc_chain location if NULL before. Always use just
3329 cur_loc instead of first loc_chain location. When cur_loc_changed
3330 is false, when not --enable-checking=rtl just don't emit any note.
3331 When rtl checking, compute the note and assert it is the same
3332 as previous note. Clear cur_loc_changed and in_changed_variables
3333 at the end before removing from changed_variables.
3334 (check_changed_vars_3): New function.
3335 (emit_notes_for_changes): Traverse changed_vars to call
3336 check_changed_vars_3 on each changed var.
3337 (emit_notes_for_differences_1): Clear cur_loc_changed and
3338 in_changed_variables. Recompute cur_loc of new_var.
3339 (emit_notes_for_differences_2): Clear cur_loc if new variable appears.
3340 (vt_emit_notes): Initialize and destroy emitted_notes.
3342 2010-03-07 Bernd Schmidt <bernd.schmidt@analog.com>
3344 PR rtl-optimization/42220
3345 * regrename.c (scan_rtx) <case STRICT_LOW_PART, ZERO_EXTRACT>:
3346 Use verify_reg_tracked to determine if we should use OP_OUT rather
3348 (build_def_use): If we see an in-out operand for a register that we
3349 know nothing about, treat is an output if possible, fail the block if
3352 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
3355 * gimple-iterator.c (gsi_remove): Propagate only PHI DEFs removed
3358 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
3361 * tree-vect-loop.c (vect_transform_loop): Kill out-of-loop debug
3362 uses of relevant DEFs that are dead outside the loop too.
3364 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
3366 * var-tracking.c (dataflow_set_merge): Swap src and src2.
3368 2010-01-13 Jakub Jelinek <jakub@redhat.com>
3370 * var-tracking.c (values_to_unmark): New variable.
3371 (find_loc_in_1pdv): Clear VALUE_RECURSED_INTO of values in
3372 values_to_unmark vector. Moved body to...
3373 (find_loc_in_1pdv_1): ... this. Don't clear VALUE_RECURSED_INTO,
3374 instead queue it into values_to_unmark vector.
3375 (vt_find_locations): Free values_to_unmark vector.
3377 2010-03-05 Eric Botcazou <ebotcazou@adacore.com>
3379 * Makefile.in (PLUGINCC, PLUGINCFLAGS): New variables.
3380 (site.exp): Export them when plugins are enabled.
3382 2010-03-05 Sebastian Pop <sebastian.pop@amd.com>
3385 * tree-chrec.c (chrec_fold_plus_1): Do not handle convert expressions
3387 (chrec_fold_multiply): Same.
3389 2010-03-04 Andrew Pinski <andrew_pinski@caviumnetworks.com>
3392 * c-decl.c (build_compound_literal): Return early if init is
3395 2010-03-04 Martin Jambor <mjambor@suse.cz>
3397 PR tree-optimization/43164
3398 PR tree-optimization/43191
3399 * tree-sra.c (type_consists_of_records_p): Reject records with
3400 zero-size bit-fields at the end.
3402 2010-03-04 Mike Stump <mikestump@comcast.net>
3404 * Makefile.in (TAGS): Remove *.y.
3406 2010-03-04 Richard Guenther <rguenther@suse.de>
3408 PR tree-optimization/40761
3409 * tree-ssa-pre.c (compute_antic): Walk reverse postorder
3411 (my_rev_post_order_compute): New function.
3412 (init_pre): Call it.
3414 2010-03-04 Changpeng Fang <changpeng.fang@amd.com>
3417 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Do not
3418 decrease the cost of an IV candidate when the cost is infinite.
3420 2010-03-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3422 * doc/extend.texi (Vector Extensions, X86 Built-in Functions):
3423 Use '3DNow!' for the extension of that name, ensure normal space
3425 * doc/invoke.texi (i386 and x86-64 Options): Likewise.
3427 2010-03-03 Jeff Law <law@redhat.com>
3429 * PR middle-end/32693
3430 * expmed.c (store_bit_field_1): Use gen_lowpart_SUBREG rather
3431 than gen_rtx_SUBREG.
3432 (extract_bit_field_1): Likewise.
3434 2010-03-03 Janis Johnson <janis187@us.ibm.com>
3436 * doc/sourcebuild.texi (Test directives): Document that arguments
3437 include-opts and exclude-opts are now optional for dg-skip-if,
3438 dg-xfail-if, dg-xfail-run-if, and dg-shouldfail.
3440 2010-03-03 Jason Merrill <jason@redhat.com>
3443 * cgraph.h (varpool_node): Add extra_name field.
3444 * varpool.c (varpool_extra_name_alias): New.
3445 (varpool_assemble_decl): Emit extra name aliases.
3446 (varpool_mark_needed_node): Look past an extra name alias.
3447 * lto-streamer.h (LTO_tags): Add LTO_var_decl_alias.
3448 * lto-streamer-in.c (lto_input_tree): Read it.
3449 * lto-streamer-out.c (output_unreferenced_globals): Write it.
3451 2010-03-03 Eric Botcazou <ebotcazou@adacore.com>
3453 * config.gcc (sparc64-*-solaris2*, sparc-*-solaris2*): Merge into...
3454 (sparc*-*-solaris2*): ...this.
3456 2010-03-03 Jakub Jelinek <jakub@redhat.com>
3459 * cfgexpand.c (expand_debug_expr): Handle DOT_PROD_EXPR,
3460 WIDEN_MULT_EXPR and WIDEN_SUM_EXPR. Return NULL without
3461 ICE for vector expressions, ADDR_SPACE_CONVERT_EXPR,
3462 FIXED_CONVERT_EXPR, OBJ_TYPE_REF and WITH_SIZE_EXPR.
3465 * dwarf2out.c (add_bound_info): If a decl bound doesn't have decl_die,
3466 fallthrough to default handling, just with want_address 0 instead of 2.
3467 For single element lists, add_AT_loc directly, otherwise create an
3468 artificial variable DIE and stick location list to it.
3471 * var-tracking.c (loc_cmp): Don't assert VALUEs have the same mode.
3472 (VAL_EXPR_HAS_REVERSE): Define.
3473 (reverse_op): New function.
3474 (add_stores): For reversible operations add an extra MO_VAL_USE.
3476 2010-03-02 Jason Merrill <jason@redhat.com>
3478 * c-pretty-print.c (pp_c_specifier_qualifier_list): Print vector size.
3480 2010-03-02 Eric Botcazou <ebotcazou@adacore.com>
3482 * config.gcc (sparc-*-linux*): Do not include sparc/gas.h.
3483 (sparc64-*-linux*): Likewise.
3484 (sparc64-*-solaris2*): Include assembler files before linker ones.
3485 (sparc-*-solaris2*): Simplify and reorder to match previous case.
3486 * config/sparc/gas.h: Delete.
3487 * config/sparc/sol2-64.h: Add copyright notice.
3488 * config/sparc/sol2-gas-bi.h: Likewise.
3489 * config/sparc/sol2-gld.h: Likewise.
3490 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Delete.
3491 * config/sparc/sol2.h (TARGET_ASM_NAMED_SECTION): Redefine.
3492 * config/sparc/sol2-gas.h (TARGET_ASM_NAMED_SECTION): Likewise.
3493 * config/sparc/sparc.c (TARGET_ASM_ALIGNED_SI_OP): Never redefine.
3494 (sparc_elf_asm_named_section): Rename into...
3495 (sparc_solaris_elf_asm_named_section): ...this. Always define.
3497 2010-03-02 Uros Bizjak <ubizjak@gmail.com>
3499 * config/alpha/alpha.c (override_options): Fix -mtune error message.
3501 2010-03-02 Jeff Law <law@redhat.com>
3504 * reload1.c (rtx_p, substitute_stack): Declare.
3505 (substitute): Record addresses of changed rtxs.
3506 (gen_reload_chain_without_interm_reg_p): Don't use copy_rtx anymore.
3507 Restore the original rtx when complete.
3508 (reload): Free subsitute_stack when complete.
3510 2010-03-02 Janis Johnson <janis187@us.ibm.com>
3512 * doc/gccint.texi (menu): Add Testsuites as a chapter.
3513 * doc/sourcebuild.texi (Testsuites): Move up a level to be a
3515 (Test Idioms, Test Directives, Ada Tests, C Tests, libgcj Tests,
3516 LTO Testing, gcov Testing, profopt Testing, compat Testing,
3517 Torture Tests): Change from subsection to section.
3519 2010-03-02 Jakub Jelinek <jakub@redhat.com>
3520 Steven Bosscher <steven@gcc.gnu.org>
3522 * var-tracking.c (vt_initialize): Scan insns in ebb chunks
3525 2010-03-02 Reza Yazdani <reza.yazdani@amd.com>
3528 * tree-loop-distribution.c (update_phis_for_loop_copy): Replaced
3529 the assignment from the new induction variable to the assignment
3530 of the value from the original loop PHI function.
3532 2010-03-01 Janis Johnson <janis187@us.ibm.com>
3533 Daniel Jacobowitz <dan@codesourcery.com>
3535 * doc/sourcebuild.texi (Test directives): Clarify options to
3538 2010-03-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3540 * configure.ac (gcc_cv_as_cfi_directive) [i?86-*-solaris*]:
3541 Disable cfi directives unless GCC and gas agree on using read-only
3542 .eh_frame sections for 64-bit.
3543 * configure: Regenerate.
3545 2010-03-01 Richard Guenther <rguenther@suse.de>
3547 PR tree-optimization/43220
3548 * tree-ssa-ccp.c (optimize_stack_restore): Do not optimize
3549 BUILT_IN_STACK_{SAVE,RESTORE} around alloca.
3551 2010-03-01 Richard Guenther <rguenther@suse.de>
3552 Martin Jambor <mjambor@suse.cz>
3555 * gimplify.c (gimplify_body): Unset DECL_HAS_VALUE_EXPR_P on
3556 gimplified parameters.
3558 2010-03-01 Christian Bruel <christian.bruel@st.com>
3560 * except.c (dw2_build_landing_pads): set LABEL_PRESERVE_P.
3562 2010-03-01 H.J. Lu <hongjiu.lu@intel.com>
3564 * config/i386/linux64.h (ASM_SPEC): Use SPEC_32 and SPEC_64.
3566 2010-03-01 Richard Guenther <rguenther@suse.de>
3569 * expr.c (expand_assignment): Use the alias-oracle to tell
3570 if the rhs aliases the result decl.
3572 2010-03-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3575 * config/host-solaris.c (HOST_HOOKS_GT_PCH_GET_ADDRESS): Redefine
3576 to sol_gt_pch_get_address.
3577 (TRY_EMPTY_VM_SPACE): Define for all combinations of 32 and
3578 64-bit, SPARC and x86.
3579 (sol_gt_pch_get_address): New function.
3581 2010-03-01 Marco Poletti <poletti.marco@gmail.com>
3583 * toplev.h (inform_n, error_n): Declare.
3584 * diagnostic.c (inform_n, error_n): New function.
3586 2010-03-01 Jakub Jelinek <jakub@redhat.com>
3588 * cfgexpand.c (expand_used_vars): If an artificial non-ignored var
3589 has no rtl yet when processing local_decls, queue it and recheck
3590 if deferred stack allocation hasn't assigned it rtl.
3592 2010-02-28 Kaz Kojima <kkojima@gcc.gnu.org>
3594 * config/sh/sh.c (unspec_bbr_uid): New.
3595 (gen_block_redirect): Use it instead of INSN_UID.
3596 (gen_far_branch): Likewise.
3598 2010-02-28 H.J. Lu <hongjiu.lu@intel.com>
3600 * config/i386/darwin.h (TARGET_SUBTARGET32_ISA_DEFAULT): Make
3601 it the same as TARGET_SUBTARGET64_ISA_DEFAULT.
3603 2010-02-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3605 * doc/invoke.texi (Warning Options, RX Options): Fix typos.
3606 (Warning Options): -Wno-conversion-null is valid for
3607 Objective-C++ as well.
3608 * doc/tm.texi (Named Address Spaces): Likewise.
3609 * doc/plugins.texi (Plugins): Replace TABs with spaces.
3610 * doc/tree-ssa.texi (Tree SSA): Likewise.
3612 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
3615 * config.gcc: Don't enable SSE math for i[34567]86-*-darwin*
3616 by default. Don't set the default arch for
3617 i[34567]86-*-darwin*|x86_64-*-darwin*.
3619 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
3622 * config.gcc: Enable SSE math for i[34567]86-*-darwin* by
3623 default. Set the default 32bit/64bit archs with $with_arch
3624 instead of $arch for i[34567]86-*-*|x86_64-*-* targets.
3626 2010-02-27 Richard Guenther <rguenther@suse.de>
3628 PR tree-optimization/43186
3629 * params.def (PARAM_MAX_UNROLL_ITERATIONS): New param.
3630 * doc/invoke.texi (max-completely-peel-loop-nest-depth): Document.
3631 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely): Limit
3632 unroller iterations.
3634 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
3636 * config.gcc: Set the default 32bit/64bit archs if 64bit ISA is
3637 required and i[34567]86-*-* targets don't support 64bit ISA.
3639 2010-02-26 Eric Botcazou <ebotcazou@adacore.com>
3642 * tree-ssa-alias.c (same_type_for_tbaa): Return -1 if the types have
3645 2010-02-26 H.J. Lu <hongjiu.lu@intel.com>
3647 * config.gcc: Set the default arch at least to Prescott for
3648 i[34567]86-*-darwin* and Pentium 4 for i[34567]86-*-* targets
3649 if SSE math is enabled.
3651 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
3653 * diagnostic.c (diagnostic_initialize): Update.
3654 (diagnostic_report_diagnostic): Test inhibit_notes_p for
3656 * diagnostic.h (diagnostic_context): New bool inhibit_notes_p.
3657 (diagnostic_inhibit_notes): New.
3658 * toplev.c (process_options): inhibit notes with -fcompare-debug.
3660 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
3663 * doc/cpp.texi: Use c90 instead of c89 and gnu90 instead of gnu89.
3664 * doc/standards.texi: Likewise.
3665 * doc/extend.texi: Likewise.
3666 * doc/trouble.texi: Likewise.
3667 * doc/cppopts.texi: Likewise.
3668 * doc/install.texi: Likewise.
3669 * c.opt (std=c90,std=gnu90): New options.
3670 * c-opts.c (c_common_handle_option): Handle them.
3672 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
3675 * c-decl.c (undeclared_variable): Use an informative note.
3677 2010-02-26 Richard Guenther <rguenther@suse.de>
3679 PR tree-optimization/43186
3680 * gimple.h (gimple_fold): Remove.
3681 * gimple.c (gimple_fold): Remove. Inline into single user ...
3682 * tree-cfgcleanup.c (cleanup_control_expr_graph): ... here.
3683 Try harder for conditions.
3685 2010-02-26 Jakub Jelinek <jakub@redhat.com>
3688 * function.c (used_types_insert): Don't skip through named pointer
3689 types. Don't use TYPE_MAIN_VARIANT if the original type has a name
3690 and it is different from the main variant's type.
3692 2010-02-26 Nick Clifton <nickc@redhat.com>
3694 * config/rx/rx.md (sminsi3): Remove bogus alternative.
3696 2010-02-26 H.J. Lu <hongjiu.lu@intel.com>
3698 * config.gcc: Support --with-fpmath=sse for x86.
3700 * config/i386/ssemath.h: New.
3702 * doc/install.texi (--with-fpmath=sse): Documented.
3704 2010-02-26 Richard Guenther <rguenther@suse.de>
3706 PR tree-optimization/43188
3707 * tree-vect-stmts.c (get_vectype_for_scalar_type): Do not build
3708 vector types of over-aligned element type.
3710 2010-02-26 Uros Bizjak <ubizjak@gmail.com>
3713 * config/i386/i386.c (expand_vec_perm_blend): Use correct
3714 operands in V8HImode subregs. Fix operand order in VEC_MERGE rtx.
3716 2010-02-26 Jan Kratochvil <jan.kratochvil@redhat.com>
3718 * doc/invoke.texi (-fvar-tracking-assignments): Fix typo.
3720 2010-02-26 Jakub Jelinek <jakub@redhat.com>
3722 * Makefile.in (var-tracking.o): Depend on $(DIAGNOSTIC_H).
3723 * var-tracking.c: Include diagnostic.h.
3724 (debug_dv): New function.
3725 (dump_var): Print DEBUG_EXPR_DECLs as D#N instead of D.-N.
3728 * var-tracking.c (dv_onepart_p): Return true for DEBUG_EXPR_DECLs.
3729 (add_value_chain, add_value_chains, remove_value_chain,
3730 remove_value_chains): Handle DEBUG_EXPRs.
3731 (check_changed_vars_1, check_changed_vars_2): Handle DEBUG_EXPR_DECLs.
3734 * regcprop.c (struct queued_debug_insn_change): New type.
3735 (struct value_data_entry): Add debug_insn_changes field.
3736 (struct value_data): Add n_debug_insn_changes field.
3737 (debug_insn_changes_pool): New variable.
3738 (free_debug_insn_changes, apply_debug_insn_changes,
3739 cprop_find_used_regs_1, cprop_find_used_regs): New functions.
3740 (kill_value_one_regno): Call free_debug_insn_changes if needed.
3741 (init_value_data): Clear debug_insn_changes and n_debug_insn_changes
3743 (replace_oldest_value_reg): Don't change DEBUG_INSNs, instead queue
3745 (copyprop_hardreg_forward_1): Don't call apply_change_group for
3746 DEBUG_INSNs. For a real insn, if there are queued DEBUG_INSN
3747 changes, call cprop_find_used_regs via note_stores.
3748 (copyprop_hardreg_forward): When copying vd from predecessor
3749 which has any queued DEBUG_INSN changes, make sure the pointers are
3750 cleared. At the end call df_analyze and then if there are any
3751 DEBUG_INSN changes queued at the end of some basic block for still
3752 live registers, apply them.
3753 (pass_cprop_hardreg): Set TODO_df_finish in todo_flags_finish.
3755 2010-02-25 Uros Bizjak <ubizjak@gmail.com>
3757 * config.gcc (i[34567]86-*-* | x86_64-*-*): Split long line.
3760 2010-02-25 H.J. Lu <hongjiu.lu@intel.com>
3762 * config.gcc: Set arch/cpu for i[34567]86-*-*|x86_64-*-*
3763 targets. Set the default with_cpu/with_arch from arch/cpu.
3764 Allow x86-64 and native for with_cpu/with_arch.
3766 2010-02-25 Nicolas Benoit <nbenoit@tuxfamily.org>
3768 * ebitmap.c: Change calls to verify_popcount with calls to
3769 sbitmap_verify_popcount.
3770 (ebitmap_clear_bit): Fixed map->cacheindex test and
3771 map>cache update when bit clearing results in an empty
3774 2010-02-25 Michael Meissner <meissner@linux.vnet.ibm.com>
3777 * config/rs6000/vector.md (VEC_64): New iterator for V2DF, V2DI.
3778 (vec_interleave_high<mode>): Rename from vec_interleave_highv2df
3779 and support both V2DF and V2DI modes.
3780 (vec_interleave_low<mode>): Rename from vec_interleave_lowv2df and
3781 support both V2DF and V2DI modes.
3782 (general): Delete trailing whitespace from a few patterns.
3784 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
3785 V2DF/V2DI interleave high/low builtins.
3787 * config/rs6000/rs6000-builtin.def (VSX_BUILTIN_VEC_MERGE*): Add
3790 * config/rs6000/rs6000.c (bdesc_2arg): Add support for V2DF/V2DI
3791 interleave high/low functions.
3793 2010-02-25 Gerald Pfeifer <gerald@pfeifer.com>
3795 * doc/extend.texi (Symbol-Renaming Pragmas): Fix spelling of
3796 #pragma extern_prefix.
3798 2010-02-25 Jakub Jelinek <jakub@redhat.com>
3801 * cfgexpand.c (expand_debug_expr) <case VAR_DECL>: If mode is
3802 BLKmode, assert op0 is a MEM and just adjust its mode.
3805 * cfgexpand.c (expand_debug_expr): Don't call simplify_gen_subreg
3806 if bitpos isn't multiple of mode's bitsize.
3808 2010-02-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
3810 * c.opt (-ftemplate-depth=): New.
3811 (-ftemplate-depth-): Deprecate.
3812 * optc-gen.awk: Handle -ftemplate-depth=.
3813 * opth-gen.awk: Likewise.
3814 * c-opts.c (c_common_handle_option): Likewise.
3815 * doc/invoke.texi (-ftemplate-depth-): Replace with -ftemplate-depth=.
3817 2010-02-24 Jason Merrill <jason@redhat.com>
3819 * doc/invoke.texi: Improve -Wabi and -fabi-version docs.
3821 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3823 * cfg.c (alloc_aux_for_block): Remove inline.
3824 (alloc_aux_for_edge): Likewise.
3826 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3828 * config.gcc: Fix typo in mips-sgi-irix6.[0-4]* obsoletion.
3830 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3832 * config/i386/sol2.h (NO_DBX_BNSYM_ENSYM): Define.
3833 * config/i386/sol2-gas.h: New file.
3834 * config.gcc (i[34567]86-*-solaris2*): Use it.
3836 2010-02-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
3839 * c-typeck.c (ep_convert_and_check): New.
3840 (build_conditional_expr): Use it.
3841 (build_binary_op): Likewise.
3843 2010-02-24 Jakub Jelinek <jakub@redhat.com>
3845 * regcprop.c (copyprop_hardreg_forward_1): Don't call df_insn_rescan.
3848 * gimplify.c (gimplify_type_sizes): Clear DECL_IGNORED_P for VLA
3849 bounds even for -O+.
3850 * var-tracking.c (track_expr_p): If !need_rtl, don't mandate
3851 expr needs to have DECL_NAME set.
3853 2010-02-24 Nick Clifton <nickc@redhat.com>
3855 * config/mep/mep.c: Include gimple.h.
3856 (mep_function_uses_sp): Delete unused function.
3857 (mep_gimplify_va_arg_expr): Change types of pre_p and post_p
3858 parameters. Use unsigned integers to count args. Return a
3859 NULL_RTX instead of an error_mark_node. Toidy up formatting.
3861 2010-02-23 Jakub Jelinek <jakub@redhat.com>
3864 * config/i386/i386.c (avx_vpermilp_parallel): Reject indexes
3865 greater or equal to nelt instead of 2 * nelt.
3866 (expand_vec_perm_1): When op0 and op1 are equal, mask indexes
3869 2010-02-23 Jason Merrill <jason@redhat.com>
3872 * cfgexpand.c (expand_used_vars): Keep artificial non-ignored vars
3873 in cfun->local_decls even if they have register types.
3876 * stor-layout.c (place_field): Don't warn about unnecessary
3877 DECL_PACKED if the type is packed.
3879 2010-02-23 Jakub Jelinek <jakub@redhat.com>
3882 * config/i386/i386.c (ix86_delegitimize_address): Delegitimize all
3883 GOTOFF relocs, even when the base reg isn't pic pointer.
3885 2010-02-23 Michael Matz <matz@suse.de>
3888 * cfgexpand (expand_debug_expr): Expand TERed ssa names in place.
3889 (expand_gimple_basic_block): Generate and use debug temps if there
3890 are debug uses left after the last real use of TERed ssa names.
3891 Unlink debug immediate uses when they are expanded.
3893 2010-02-23 Manuel López-Ibáñez <manu@gcc.gnu.org>
3896 * config/i386/i386.c (override_options): Reorganise to provide
3897 better error messages.
3899 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
3902 * graphite-scop-detection.c (create_single_exit_edge): Move
3903 the call to find_single_exit_edge to....
3904 (create_sese_edges): ...here. Don't handle multiple edges
3905 exiting the function.
3906 (build_graphite_scops): Don't handle multiple edges
3907 exiting the function.
3909 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
3912 * sese.c (get_rename): Assert that old_name is an SSA_NAME.
3913 (rename_variables_in_stmt): Continue when the use is not an SSA_NAME.
3915 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
3918 * sese.c (expand_scalar_variables_expr): Handle COMPONENT_REF.
3920 2010-02-22 Manuel López-Ibáñez <manu@gcc.gnu.org>
3923 * c-typeck.c (convert_arguments): Print declaration location.
3924 * c-common.c (validate_nargs): Rename as
3925 builtin_function_validate_nargs.
3926 (check_builtin_function_arguments): Update.
3928 2010-02-22 Richard Guenther <rguenther@suse.de>
3931 * tree-inline.c (declare_return_variable): Use the type of
3932 the call stmt lhs if available.
3934 2010-02-22 Duncan Sands <baldrick@free.fr>
3936 * passes.c (register_pass): Always consider all pass lists when
3937 ref_pass_instance_number is zero.
3939 2010-02-22 Richard Guenther <rguenther@suse.de>
3941 PR tree-optimization/42749
3942 * tree-tailcall.c (adjust_return_value_with_ops): Drop update
3943 parameter. Do arithmetic in the original type.
3944 (update_accumulator_with_ops): Likewise.
3945 (adjust_accumulator_values): Adjust.
3947 2010-02-22 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3949 * config/s390/s390.md ("movqi"): Re-add the mem->mem alternative.
3950 (QI to BLKmode splitter): New splitter.
3952 2010-02-22 H.J. Lu <hongjiu.lu@intel.com>
3954 * config/i386/i386.c (initial_ix86_tune_features): Turn on
3955 X86_TUNE_INTER_UNIT_MOVES for m_ATOM.
3957 2010-02-22 Richard Guenther <rguenther@suse.de>
3959 * tree-vect-slp.c (vect_slp_analyze_bb): Fix typo.
3961 2010-02-22 Hans-Peter Nilsson <hp@bitrange.com>
3963 Migrate crti, crtn, crtbegin, crtend build rules to libgcc.
3964 * config/mmix/t-mmix (EXTRA_MULTILIB_PARTS): Don't set.
3965 ($(T)crti.o, $(T)crtn.o): Remove rules.
3967 2010-02-21 Tobias Burnus <burnus@net-b.de>
3970 * doc/invoke.texi (-fassociative-math): Document that this
3971 option is automatically enabled for Fortran.
3973 2010-02-20 David S. Miller <davem@davemloft.net>
3975 * configure.ac: Test if linker and assembler properly support
3976 GOTDATA_OP relocations.
3977 * configure: Rebuild.
3978 * config.in: Likewise.
3979 * config/sparc/sparc.md (UNSPEC_MOVE_GOTDATA): New.
3980 (movsi_lo_sum_pic): Use %gdop_*() relocs if available.
3981 (movsi_high_pic): Likewise.
3982 (movdi_lo_sum_pic): Likewise.
3983 (movdi_high_pic): Likewise.
3984 (movsi_pic_gotdata_op): New pattern.
3985 (movdi_pic_gotdata_op): Likewise.
3986 * config/sparc/sparc.c (legitimize_pic_address): If flag_pic is 2,
3987 emit gen_mov{si,di}_pic_gotdata_op for the GOT slot load.
3989 2010-02-20 Uros Bizjak <ubizjak@gmail.com>
3992 * config/i386/sse.md (xop_mulv2div2di3_low): Change type
3993 attribute to ssemul.
3994 (xop_mulv2div2di3_high): Ditto.
3996 2010-02-20 Manuel López-Ibáñez <manu@gcc.gnu.org>
3999 * c.opt (Wconversion-null): New option.
4000 * doc/invoke.texi (Wconversion-null): Document.
4002 2010-02-20 Manuel López-Ibáñez <manu@gcc.gnu.org>
4004 * common.opt (Wlarger-than-): Add Undocumented.
4006 2010-02-19 Mike Stump <mikestump@comcast.net>
4008 * config/t-darwin (gt-darwin.h): Remove as Makefile now handles it.
4010 2010-02-19 Jason Merrill <jason@redhat.com>
4013 * configure.ac (gcc_cv_as_cfi_advance_working): Check 32-bit advance.
4014 * configure: Likewise.
4016 2010-02-20 Alan Modra <amodra@gmail.com>
4019 * cgraph.h (cgraph_make_decl_local): Declare.
4020 * cgraph.c (cgraph_make_decl_local): New function.
4021 (cgraph_make_node_local): Use it.
4022 * cgraphunit.c (cgraph_function_versioning): Likewise.
4023 * ipa.c (function_and_variable_visibility): Likewise.
4025 2010-02-19 Jakub Jelinek <jakub@redhat.com>
4028 * except.c (sjlj_emit_function_enter): Don't call
4029 add_reg_br_prob_note, instead add REG_BR_PROB note to the last insn
4031 * rtl.h (add_reg_br_prob_note): Remove prototype.
4033 2010-02-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
4036 * c-common.c (conversion_warning): Remove widening conversions
4037 before checking the conversion of integers to reals.
4039 2010-02-19 Mike Stump <mikestump@comcast.net>
4042 * c-decl.c (merge_decls): Merge DECL_PRESERVE_P.
4045 * cgraphunit.c (process_function_and_variable_attributes): Check
4046 DECL_PRESERVE_P instead of looking up attribute "used".
4047 * ipa-pure-const.c (check_decl): Likewise.
4048 * ipa-reference.c (has_proper_scope_for_analysis): Likewise.
4049 * ipa-type-escape.c (has_proper_scope_for_analysis): Likewise.
4050 * config/sol2.c (solaris_insert_attributes): Set DECL_PRESERVE_P
4051 instead of attribute "used".
4052 * config/sol2-c.c (solaris_pragma_init): Likewise.
4053 (solaris_pragma_fini): Likewise.
4055 2010-02-19 Jakub Jelinek <jakub@redhat.com>
4057 * ipa-struct-reorg.c (make_field_acc_node, gen_cluster, peel_field):
4058 Use XCNEW instead of xcalloc.
4059 (add_access_to_acc_sites, create_new_var_node, add_alloc_site): Use
4060 XNEW instead of xmalloc.
4061 (get_fields): Use XNEWVEC instead of xmalloc.
4064 * ipa-struct-reorg.c (add_access_to_acc_sites): For debug stmts don't
4065 populate vars array.
4066 (create_new_general_access): For debug stmts just reset value.
4067 (get_stmt_accesses): For accesses within debug stmts just record them
4068 using add_access_to_acc_sites instead of preventing the peeling or
4069 counting them as accesses.
4072 * dojump.c (do_jump) <case TRUTH_NOT_EXPR>: Invert priority.
4074 2010-02-19 Richard Guenther <rguenther@suse.de>
4076 PR tree-optimization/42916
4077 * tree-vect-slp.c (vect_slp_analyze_bb): Count only real
4080 2010-02-19 Andreas Schwab <schwab@linux-m68k.org>
4082 * configure.ac: Replace all uses of changequote in macro arguments
4083 with proper quoting.
4085 2010-02-19 Jakub Jelinek <jakub@redhat.com>
4088 * loop-doloop.c (add_test): Adjust do_compare_rtx_and_jump caller.
4090 2010-02-19 Richard Guenther <rguenther@suse.de>
4092 PR tree-optimization/42944
4093 * tree-ssa-alias.c (call_may_clobber_ref_p_1): Massage
4094 test for aliasing with errno.
4096 2010-02-19 Jakub Jelinek <jakub@redhat.com>
4099 * expr.h (jumpifnot, jumpifnot_1, jumpif, jumpif_1, do_jump,
4100 do_jump_1, do_compare_rtx_and_jump): Add PROB argument.
4101 * dojump.c: Include output.h.
4102 (inv): New inline function.
4103 (jumpifnot, jumpifnot_1, jumpif, jumpif_1, do_jump_1, do_jump,
4104 do_jump_by_parts_greater_rtx, do_jump_by_parts_greater,
4105 do_jump_by_parts_zero_rtx, do_jump_by_parts_equality_rtx,
4106 do_jump_by_parts_equality, do_compare_and_jump): Add PROB
4107 argument, pass it down to other calls.
4108 (do_compare_rtx_and_jump): Likewise. If PROB is not -1,
4109 add REG_BR_PROB note to the conditional jump.
4110 * cfgexpand.c (add_reg_br_prob_note): Removed.
4111 (expand_gimple_cond): Don't call it, add the probability
4112 as last argument to jumpif_1/jumpifnot_1.
4113 * Makefile.in (dojump.o): Depend on output.h.
4114 * builtins.c (expand_errno_check): Adjust do_compare_rtx_and_jump
4116 * expmed.c (emit_store_flag_force, do_cmp_and_jump): Likewise.
4117 * stmt.c (do_jump_if_equal): Likewise.
4118 * cfgrtl.c (rtl_lv_add_condition_to_bb): Likewise.
4119 * loop-unswitch.c (compare_and_jump_seq): Likewise.
4120 * config/rs6000/rs6000.c (rs6000_aix_emit_builtin_unwind_init):
4122 * optabs.c (expand_doubleword_shift, expand_abs): Likewise.
4123 * expr.c (expand_expr_real_1): Adjust do_jump, jumpifnot and
4124 jumpifnot_1 callers.
4125 (expand_expr_real_2): Adjust jumpifnot_1 and do_compare_rtx_and_jump
4127 (store_expr): Adjust jumpifnot caller.
4128 (store_constructor): Adjust jumpif caller.
4131 * gimplify.c (gimple_boolify): For __builtin_expect call
4132 gimple_boolify also on its first argument.
4134 2010-02-18 Uros Bizjak <ubizjak@gmail.com>
4136 * configure.ac (gnu-unique-object): Wrap regexps using [] in
4138 (__stack_chk_fail): Ditto. Remove quadrigraphs.
4139 * configure: Regenerated.
4141 2010-02-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4143 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Call
4144 lang_hooks.types_compatible_p instead of comptypes.
4146 2010-02-18 Sebastian Huber <sebastian.huber@embedded-brains.de>
4148 * config/arm/lib1funcs.asm (__prefer_thumb__): New define.
4149 (udivsi3, aeabi_uidivmod, divsi3, aeabi_idivmod): Use Thumb-1 variant
4150 if __prefer_thumb__ is defined.
4152 2010-02-18 Martin Jambor <mjambor@suse.cz>
4154 PR tree-optimization/43066
4155 * tree-sra.c (build_ref_for_offset_1): Return false on encountering an
4156 array with zero-sized element type.
4158 2010-02-18 Jakub Jelinek <jakub@redhat.com>
4160 * dwarf2out.c (add_var_loc_to_decl): Change last argument to
4161 rtx, allocate struct var_loc_node here and return it to the
4162 caller, and only if it is actually needed.
4163 (dwarf2out_var_location): Adjust add_var_loc_to_decl caller,
4164 move it earlier and return immediately if it returns NULL.
4166 2010-02-17 Mikael Pettersson <mikpe@it.uu.se>
4168 * config/sparc/gas.h: New file. Restore
4169 TARGET_ASM_NAMED_SECTION to its ELF default.
4170 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Do not
4172 * config/sparc/sparc.c (sparc_elf_asm_named_section):
4173 Likewise. Add ATTRIBUTE_UNUSED to prototype.
4174 * config.gcc (sparc*-*-linux*): Include sparc/gas.h
4175 after sparc/sysv4.h.
4177 2010-02-17 Dave Korn <dave.korn.cygwin@gmail.com>
4179 * config/i386/mingw32.h (LIBGCJ_SONAME): Fix cut'n'pasto in DLL name.
4181 2010-02-17 Steven Bosscher <steven@gcc.gnu.org>
4183 * gensupport.c (process_one_cond_exec): Derive name for COND_EXEC
4184 patterns from predicated pattern.
4186 2010-02-17 Uros Bizjak <ubizjak@gmail.com>
4189 * config/i386/sse.md (xop_vpermil2<mode>3): Use avxmodesuffixf2c
4190 for insn mnemonic suffix.
4192 2010-02-17 Richard Guenther <rguenther@suse.de>
4194 * tree-vrp.c (vrp_visit_phi_node): Restrict SCEV analysis
4197 2010-02-17 Jakub Jelinek <jakub@redhat.com>
4200 * caller-save.c (save_call_clobbered_regs): If BB ends with
4201 a DEBUG_INSN, move any notes in between last real insn and the last
4202 DEBUG_INSN after the last DEBUG_INSN.
4204 2010-02-16 Joern Rennecke <joern.rennecke@embecosm.com>
4206 * tm.texi (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD_SPEC):
4207 Fix return type. Fix argument type. Explain meaning of return value.
4209 2010-02-16 Richard Guenther <rguenther@suse.de>
4211 PR tree-optimization/41043
4212 * tree-vrp.c (vrp_var_may_overflow): Only ask SCEV for real loops.
4213 (vrp_visit_assignment_or_call): Do not ask SCEV for regular
4215 (vrp_visit_phi_node): ... but only for loop PHI nodes.
4217 2010-02-16 Ira Rosen <irar@il.ibm.com>
4219 PR tree-optimization/43074
4220 * tree-vectorizer.h (VECTORIZABLE_CYCLE_DEF): New.
4221 * tree-vect-loop.c (vect_analyze_loop_operations): Add
4222 vectorizable cycles in hybrid SLP check.
4223 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Likewise.
4225 2010-02-16 Richard Guenther <rguenther@suse.de>
4227 * alias.c (memrefs_conflict_p): Distinguish must-alias from don't know.
4228 (true_dependence): If memrefs_conflict_p computes must-alias
4229 trust it. Move TBAA check after offset-based disambiguation.
4230 (canon_true_dependence): Likewise.
4232 2010-02-16 Alexandre Oliva <aoliva@redhat.com>
4234 * params.def (PARAM_MAX_VARTRACK_SIZE): New.
4235 * doc/invoke.texi: Document it.
4236 * var-tracking.c: Include toplev.h and params.h.
4237 (vt_find_locations): Return bool indicating success. Compute
4238 hash sizes unconditionally. Check new parameter, report.
4239 (variable_tracking_main_1): Check vt_find_locations results and
4240 retry. Renamed from...
4241 (variable_tracking_main): ... this. New wrapper to preserve
4242 flag_var_tracking_assignments.
4243 * Makefile.in (var-tracking.o): Adjust dependencies.
4245 2010-02-16 Jack Howarth <howarth@bromo.med.uc.edu>
4246 Jakub Jelinek <jakub@redhat.com>
4249 * config/darwin.h (ASM_WEAKEN_DECL): Don't check weak attribute
4250 if weak_import attribute is present.
4251 * config/darwin.c (machopic_select_section): Likewise.
4253 2010-02-15 Joern Rennecke <joern.rennecke@embecosm.com>
4255 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): Document.
4256 (TARGET_VECTORIZE_VECTOR_ALIGNMENT_REACHABLE): Likewise.
4257 (TARGET_VECTORIZE_BUILTIN_VEC_PERM): Likewise.
4258 (TARGET_VECTORIZE_BUILTIN_VEC_PERM_OK): Likewise.
4260 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): Fix argument types.
4262 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION):
4265 * doc/tm.texi (TARGET_SCHED_DFA_NEW_CYCLE): Add argument names.
4266 Rewrite text to refer to the names.
4268 2010-02-15 Sebastian Pop <sebastian.pop@amd.com>
4270 * config/i386/i386-builtin-types.def
4271 (V2DF_FTYPE_V2DF_V2DF_V2DI_INT): Declared.
4272 (V4DF_FTYPE_V4DF_V4DF_V4DI_INT): Declared.
4273 (V4SF_FTYPE_V4SF_V4SF_V4SI_INT): Declared.
4274 (V8SF_FTYPE_V8SF_V8SF_V8SI_INT): Declared.
4275 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_VPERMIL2PD,
4276 IX86_BUILTIN_VPERMIL2PS, IX86_BUILTIN_VPERMIL2PD256, and
4277 IX86_BUILTIN_VPERMIL2PS256.
4278 (MULTI_ARG_4_DF2_DI_I): Defined.
4279 (MULTI_ARG_4_DF2_DI_I1): Defined.
4280 (MULTI_ARG_4_SF2_SI_I): Defined.
4281 (MULTI_ARG_4_SF2_SI_I1): Defined.
4282 (bdesc_multi_arg): Add __builtin_ia32_vpermil2pd,
4283 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256, and
4284 __builtin_ia32_vpermil2ps256.
4285 (ix86_expand_multi_arg_builtin): Handle MULTI_ARG_4_DF2_DI_I,
4286 MULTI_ARG_4_DF2_DI_I1, MULTI_ARG_4_SF2_SI_I, and
4287 MULTI_ARG_4_SF2_SI_I1. Handle builtins with 4 arguments.
4288 (ix86_expand_args_builtin): Handle MULTI_ARG_4_DF2_DI_I,
4289 MULTI_ARG_4_DF2_DI_I1, MULTI_ARG_4_SF2_SI_I, and
4290 MULTI_ARG_4_SF2_SI_I1. Handle CODE_FOR_xop_vpermil2v2df3,
4291 CODE_FOR_xop_vpermil2v4sf3, CODE_FOR_xop_vpermil2v4df3, and
4292 CODE_FOR_xop_vpermil2v8sf3.
4293 * config/i386/i386.md (UNSPEC_VPERMIL2): Declared.
4294 * config/i386/sse.md (xop_vpermil2<mode>3): New insn pattern.
4295 * config/i386/xopintrin.h (_mm_permute2_pd): New.
4296 (_mm256_permute2_pd): New.
4297 (_mm_permute2_ps): New.
4298 (_mm256_permute2_ps): New.
4300 2010-02-15 Nick Clifton <nickc@redhat.com>
4302 * config/h8300/h8300.c (h8300_push_pop): Use bool type for
4303 boolean parameters. Use emit_jump_insn when emitting a pop
4304 instruction containing a return insn.
4305 (push): Use 'true' rather than '1' as second parameter to F.
4306 (h8300_expand_prologue): Likewise.
4307 Use 'true' and 'false' for boolean parameters to h8300_push_pop.
4308 (h8300_expand_epilogue): Likewise.
4310 2010-02-15 Richard Guenther <rguenther@suse.de>
4313 * cgraphunit.c (thunk_adjust): Skip adjusting by fixed_offset
4316 2010-02-15 Nick Clifton <nickc@redhat.com>
4318 * config/mn10300/mn10300.h (FUNCTION_ARG_REGNO_P): Revert previous
4321 2010-02-14 Marco Poletti <poletti.marco@gmail.com>
4323 * intl.c (fake_ngettext): New function.
4324 * intl.h (fake_ngettext): Declare.
4325 (ngettext): Define macro.
4326 * collect2.c (notice_translated): New function.
4327 (main): Use notice_translated and ngettext.
4328 * collect2.h (notice_translated): Declare.
4330 2010-02-14 Steven Bosscher <steven@gcc.gnu.org>
4332 * reorg.c (delete_computation): Comment fixes.
4333 * caller-save.c (setup_save_areas): Idem.
4334 * sel-sched-dump.c (dump_lv_set): Idem.
4337 2010-02-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
4339 * config/s390/s390.c (s390_sched_init): New function.
4340 (TARGET_SCHED_INIT): Target hook defined.
4342 2010-02-12 Dave Korn <dave.korn.cygwin@gmail.com>
4343 Jack Howarth <howarth@bromo.med.uc.edu>
4344 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
4347 Partial revert of unintended change in fix for PR41605.
4348 * config/darwin.h: Fix typo.
4349 * config/darwin9.h: Same.
4351 2010-02-11 Jakub Jelinek <jakub@redhat.com>
4353 * c-pch.c (pch_init): Clear v.
4355 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
4358 * graphite-scop-detection.c (graphite_can_represent_scev): Call
4359 graphite_can_represent_init for MULT_EXPR.
4361 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
4365 * graphite-sese-to-poly.c (remove_phi): New.
4366 (translate_scalar_reduction_to_array): Call remove_phi.
4368 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
4371 * graphite-clast-to-gimple.c (gloog): Call rename_sese_parameters.
4372 * graphite-clast-to-gimple.h (gloog): Update declaration.
4373 * graphite-poly.c (new_scop): Clear POLY_SCOP_P.
4374 * graphite-poly.h (struct poly_bb): Add missing comments.
4375 (struct scop): Add poly_scop_p field.
4377 * graphite-sese-to-poly.c (build_poly_scop): Set POLY_SCOP_P.
4378 * graphite.c (graphite_transform_loops): Build the polyhedral
4379 representation for each scop before code generation.
4380 * sese.c (rename_variables_in_operand): Removed.
4381 (rename_variables_in_expr): Return the renamed expression.
4382 (rename_sese_parameters): New.
4383 * sese.h (rename_sese_parameters): Declared.
4385 2010-02-11 Richard Guenther <rguenther@suse.de>
4387 PR tree-optimization/42998
4388 * tree-ssa-pre.c (create_expression_by_pieces): Treat
4389 POINTER_PLUS_EXPR properly.
4391 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
4392 Changpeng Fang <changpeng.fang@amd.com>
4395 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Decrement
4396 the cost of an IV candidate when the IV is used in a test against zero.
4398 * gcc.dg/tree-ssa/ivopts-3.c: New.
4400 2010-02-11 Richard Guenther <rguenther@suse.de>
4403 * tree-ssa-alias.c (refs_may_alias_p_1): Canonicalize
4404 pointer-vs-decl case by swapping refs. Handle some cases
4405 of pointer-vs-decl disambiguations more conservatively.
4406 * cfgexpand.c (gimple_expand_cfg): Set gimple_df->in_ssa_p
4407 to false after expanding.
4409 2010-02-11 Richard Guenther <rguenther@suse.de>
4412 * gcc.c (process_command): Handle LTO file@offset case more
4415 2010-02-11 Jakub Jelinek <jakub@redhat.com>
4417 * reload1.c (eliminate_regs_1): If insn is DEBUG_INSN, avoid any
4418 modifications outside of the DEBUG_INSN. Accept CLOBBERs inside
4420 (eliminate_regs_in_insn): Eliminate regs even in DEBUG_INSNs.
4422 * dwarf2out.c (mem_loc_descriptor) <case MEM>: Use DW_OP_deref_size
4423 if MEM's mode size isn't DWARF2_ADDR_SIZE.
4424 (mem_loc_descriptor) <do_scompare>: Allow also VOIDmode arguments.
4425 Optimize eq/ne comparisons when both arguments are known to be
4427 (mem_loc_descriptor) <do_ucompare>: Allow also VOIDmode arguments.
4428 Don't mask operands unnecessarily if they are known to be already
4431 2010-02-10 Vladimir Makarov <vmakarov@redhat.com>
4433 * ira-conflicts.c (add_insn_allocno_copies): Use find_reg_note
4436 2010-02-10 Richard Guenther <rguenther@suse.de>
4438 PR tree-optimization/43017
4439 * tree-vrp.c (vrp_int_const_binop): Trust int_const_binop
4440 for wrapping signed arithmetic.
4442 2010-02-10 Jakub Jelinek <jakub@redhat.com>
4445 * dwarf2out.c (retry_incomplete_types): Don't call gen_type_die
4446 if no debug info should be emitted for it.
4448 2010-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
4450 * config/sh/sh.c (find_barrier): Skip call insn with a REG_EH_REGION
4451 note when flag_exceptions is set.
4453 2010-02-10 Duncan Sands <baldrick@free.fr>
4455 * Makefile.in (PLUGIN_HEADERS): Add debug.h.
4457 2010-02-10 Richard Guenther <rguenther@suse.de>
4460 * tree.c (get_unwidened): Handle constants.
4461 * convert.c (convert_to_integer): Handle TRUNC_DIV_EXPR.
4463 2010-02-10 Martin Jambor <mjambor@suse.cz>
4466 * ipa-prop.c (ipa_update_after_lto_read): Count parameters and
4467 check for variable argument counts independently.
4469 2010-02-10 Christian Bruel <christian.bruel@st.com>
4472 * config/sh/sh.c (find_barrier): Increase length for non delayed
4473 conditional branches.
4475 2010-02-10 Christian Bruel <christian.bruel@st.com>
4477 * config/sh/sh.c (find_barrier): Don't emit a CP inside the GP setting.
4479 2010-02-10 Jakub Jelinek <jakub@redhat.com>
4481 * builtins.c (set_builtin_user_assembler_name): Also handle
4482 ffs if int is smaller than word.
4484 2010-02-09 Vladimir Makarov <vmakarov@redhat.com>
4487 * ira-conflicts.c (get_dup): Remove.
4488 (process_reg_shuffles): Add new parameter. Use it as an
4489 additional guard for copy generation.
4490 (add_insn_allocno_copies): Rewrite.
4492 2010-02-09 Alexander Monakov <amonakov@ispras.ru>
4494 * common.opt (fsched2-use-traces): Preserved for backward
4496 * doc/invoke.texi: Remove the documentation about option
4497 -fsched2-use-traces.
4498 * sched-rgn.c (rest_of_handle_sched2): Remove usage of
4499 flag_sched2_use_traces.
4500 * opts.c (common_handle_option): Add OPT_fsched2_use_traces to
4501 the backward compatibility flag section.
4503 2010-02-09 Richard Guenther <rguenther@suse.de>
4505 PR tree-optimization/43008
4506 * tree-ssa-structalias.c (handle_lhs_call): Pass in the fndecl,
4507 make HEAP variables initialized from global memory if they
4508 are not known builtin functions.
4509 (find_func_aliases): Adjust.
4511 2010-02-09 Richard Guenther <rguenther@suse.de>
4513 PR tree-optimization/43000
4514 * tree-vrp.c (vrp_int_const_binop): Only handle unsigned
4515 arithmetic manually.
4517 2010-02-08 Jakub Jelinek <jakub@redhat.com>
4519 PR tree-optimization/42931
4520 * tree-loop-linear.c (try_interchange_loops): Don't call
4521 double_int_mul if estimated_loop_iterations failed.
4523 2010-02-08 Martin Jambor <mjambor@suse.cz>
4526 * tree-sra.c (build_accesses_from_assign): Do not mark in
4527 should_scalarize_away_bitmap if stmt has volatile ops.
4528 (sra_modify_assign): Do not process assigns piecemeal if if stmt
4531 2010-02-08 Joern Rennecke <joern.rennecke@embecosm.com>
4533 * doc/tm.texi (TARGET_UNWIND_WORD_MODE): Document.
4535 2010-02-07 Adam Nemet <adambnmet@gmail.com>
4537 * config/mips/mips.md (*<optab>_trunc<mode>_exts): Fix comment
4540 2010-02-07 Andrew Pinski <pinskia@gmail.com>
4543 * df-core.c (df_finish_pass): Change type of saved_flags to int.
4545 2010-02-07 Sebastian Pop <sebastian.pop@amd.com>
4548 * graphite-dependences.c (dependence_polyhedron): Set PDDR_KIND
4549 to unknown_dependence.
4550 (graphite_legal_transform_dr): Handle the unknown_dependence.
4551 (graphite_carried_dependence_level_k): Same.
4553 2010-02-07 Sebastian Pop <sebastian.pop@amd.com>
4555 * ChangeLog.graphite: Remove testsuite/ or gcc/testsuite/.
4557 2010-02-07 Richard Guenther <rguenther@suse.de>
4560 * expr.c (get_inner_reference): Always initialize *pbitsize.
4562 2010-02-07 Richard Guenther <rguenther@suse.de>
4565 * gimplify.c (gimple_fold_indirect_ref): Avoid generating
4566 new ARRAY_REFs on variable size element or minimal index arrays.
4568 * tree-ssa-loop-ivopts.c (find_interesting_uses_address): Use
4569 gimple_fold_indirect_ref.
4571 2010-02-06 Richard Earnshaw <rearnsha@arm.com>
4574 * arm.c (arm_override_options): Just return if the user has specified
4575 an invalid fpu name.
4577 2010-02-03 Jason Merrill <jason@redhat.com>
4580 * config/i386/cygming.h (ASM_OUTPUT_DEF_FROM_DECLS): Call
4581 i386_pe_maybe_record_exported_symbol.
4583 2010-02-05 Steve Ellcey <sje@cup.hp.com>
4586 * config/pa/pa.c (TARGET_DELEGITIMIZE_ADDRESS): Redefine.
4587 (pa_delegitimize_address): New function.
4589 2010-02-05 Ozkan Sezer <sezeroz@gmail.com>
4591 * config/i386/msformat-c.c (ms_printf_length_specs): Set the
4592 scalar_identity_flag for the size_t/ptrdiff_t %Id and %Iu specs.
4594 2010-02-05 Richard Guenther <rguenther@suse.de>
4597 * lto-streamer-in.c (get_resolution): Deal with references
4598 to undefined functions.
4600 2010-02-05 Richard Guenther <rguenther@suse.de>
4602 * tree-ssa-ccp.c (get_symbol_constant_value): Strip all conversions.
4603 (fold_const_aggregate_ref): Likewise.
4604 (ccp_fold_stmt): Substitute loads.
4605 (maybe_fold_reference): Verify types before substituting.
4607 (fold_gimple_assign): Unshare properly.
4608 (fold_stmt_1): Insert conversion if necessary before replacing the RHS.
4610 2010-02-05 Nathan Froyd <froydnj@codesourcery.com>
4612 * config/rs6000/rs6000.c (rs6000_override_options): Invert check
4613 for rs6000_gen_cell_microcode.
4615 2010-02-04 Richard Guenther <rguenther@suse.de>
4617 PR rtl-optimization/42952
4618 * dse.c (const_or_frame_p): Remove MEM handling.
4620 2010-02-04 Nick Clifton <nickc@redhat.com>
4622 * config/mn10300/mn10300.c (TARGET_ASM_OUTPUT_MI_THUNK): Define.
4623 (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Define.
4624 (function_arg): Use NULL_RTX and FIRST_ARGUMENT_REGNUM.
4625 (mn10300_asm_output_mi_thunk): New function.
4626 (mn10300_can_output_mu_thunk): New function.
4627 * config/mn10300/mn10300.h (FIRST_ARGUMENT_REGNUM): Define.
4628 (FUNCTION_ARG_REGNO_P): Fix comment. Accept d0 and d1.
4629 (FUNCTION_ARG): Delete incorrect comment.
4631 2010-02-03 Jason Merrill <jason@redhat.com>
4634 * fold-const.c (operand_equal_p): Handle erroneous types.
4636 2010-02-03 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
4638 * config/h8300/h8300.md (can_delay): Fix attibute condition.
4640 2010-02-03 Vladimir Makarov <vmakarov@redhat.com>
4642 PR rtl-optimization/42941
4643 * sched-deps.c (setup_insn_reg_pressure_info): Use xcalloc instead
4646 2010-02-03 Jason Merrill <jason@redhat.com>
4649 * builtins.c (c_strlen): Use EXPR_LOCATION in diagnostics.
4651 2010-02-03 Alexandre Oliva <aoliva@redhat.com>
4654 * cselib.h (struct cselib_val_struct): Add uid. Rename value to hash.
4655 (cselib_reset_table): Renamed from...
4656 (cselib_reset_table_with_next_value): ... this.
4657 (cselib_get_next_uid): Renamed from...
4658 (cselib_get_next_unknown_value): ... this.
4659 * cselib.c (next_uid): Renamed from...
4660 (next_unknown_value): ... this.
4661 (cselib_clear_table): Adjust.
4662 (cselib_reset_table): Adjust. Renamed from...
4663 (cselib_reset_table_with_next_value): ... this.
4664 (cselib_get_next_uid): Adjust. Renamed from...
4665 (cselib_get_next_unknown_value): ... this.
4666 (get_value_hash): Use hash.
4667 (cselib_hash_rtx): Likewise.
4668 (new_cselib_val): Adjust. Set and dump uid.
4669 (cselib_lookup_mem): Pass next_uid as hash.
4670 (cselib_subst_to_values): Likewise.
4671 (cselib_log_lookup): Dump uid.
4672 (cselib_lookup): Pass next_uid as hash. Adjust.
4673 (cselib_process_insn): Adjust.
4674 (cselib_init): Initialize next_uid.
4675 (cselib_finish): Adjust.
4676 (dump_cselib_table): Likewise.
4677 * dse.c (canon_address): Dump value uid.
4678 * print-rtl.c (print_rtx): Print value uid.
4679 * var-tracking.c (VARIABLE_HASH_VAL): Dropped.
4681 (dv_uid): New function, sort of renamed from...
4682 (dv_htab_hash): ... this, reimplemented in terms of it and...
4683 (dv_uid2hash): ... this. New.
4684 (variable_htab_eq): Drop excess assertions.
4685 (tie_break_pointers): Removed.
4686 (canon_value_cmp): Compare uids.
4687 (variable_post_merge_New_vals): Print uids.
4688 (vt_add_function_parameters): Adjust.
4689 (vt_initialize): Reset table. Adjust.
4691 2010-02-03 Richard Guenther <rguenther@suse.de>
4693 PR tree-optimization/42944
4694 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Handle calloc.
4695 (call_may_clobber_ref_p_1): Likewise. Properly handle
4696 malloc and calloc clobbering errno.
4698 2010-02-03 Steven Bosscher <steven@gcc.gnu.org>
4700 * doc/invoke.texi: Fix name of sched1 dump.
4702 * opts.c (decode_options): Set flag_tree_switch_conversion
4703 only conditionally on optimize >= 2.
4705 * gcse.c: Assorted comment fixes in pass description.
4707 2010-02-03 Anthony Green <green@moxielogic.com>
4709 * config/moxie/moxie.c (moxie_asm_trampoline_template): Introduce
4710 nop padding in order to maintain alignment of storage location of
4711 target function address.
4712 (moxie_trampoline_init): Store target function address at newly
4714 * config/moxie/moxie.h (TRAMPOLINE_ALIGNMENT): Increase alignment
4716 (TRAMPOLINE_SIZE): Increase size by 2 bytes for alignment padding.
4718 2010-02-03 Richard Guenther <rguenther@suse.de>
4721 * tree-cfg.c (verify_gimple_assign_binary): Fix shift verification.
4723 2010-02-03 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4725 * config.gcc: Reenable check for obsolete targets.
4726 Obsolete alpha*-dec-osf4*, alpha*-dec-osf5.0*, mips-sgi-irix5*,
4727 mips-sgi-irix6.[0-4]*.
4729 2010-02-02 Nick Clifton <nickc@redhat.com>
4731 * config/rx/rx.c (rx_is_legitimate_constant): Treat a maximum
4732 constant size of 4 as being the same as 0.
4733 * doc/invoke.texi (RX Options): Document that -mmax-constant-size
4734 can take values in the range 0..4.
4736 2010-02-02 Jack Howarth <howarth@bromo.med.uc.edu>
4739 * unwind-dw2-fde-darwin.c: Re-export _Unwind_FindEnclosingFunction()
4740 as _darwin10_Unwind_FindEnclosingFunction().
4741 * libgcc-libsystem.ver: New.
4743 2010-02-01 Vladimir Makarov <vmakarov@redhat.com>
4746 * sched-deps.c (sched_analyze_insn): Ignore fixed registers for
4747 implicitly set registers.
4749 2010-02-01 Richard Earnshaw <rearnsha@arm.com>
4751 * arm.c (FL_FOR_ARCH_7A): is also a superset of ARMv6K.
4752 (arm_override_options): Allow automatic selection of the thread
4753 pointer register if thumb2.
4754 (legitimize_pic_address): Improve code sequences for Thumb2.
4755 (arm_call_tls_get_addr): Likewise.
4756 (legitimize_tls_address): Likewise.
4757 * arm.md (pic_load_addr_arm): Delete. Replace with ...
4758 (pic_load_addr_32bit): ... this. New named pattern.
4759 * thumb2.md (pic_load_addr_thumb2): Delete.
4760 (pic_load_dot_plus_four): Delete.
4761 (tls_load_dot_plus_four): New named pattern.
4763 2010-02-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4766 * doc/install.texi (Specific): Add sparc-sun-solaris2.10 entry.
4767 Document fix for TLS bug.
4769 2010-01-31 Richard Guenther <rguenther@suse.de>
4771 * tree-sra.c (ptr_parm_has_direct_uses): Rewrite to be
4772 conservatively correct.
4774 2010-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4778 2010-01-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4780 * config/pa/t-slibgcc-dwarf-ver (SHLIB_SOVERSION): Bump by two.
4782 2010-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4784 * doc/install.texi: Update recommended GMP/MPFR/MPC versions.
4786 2010-01-31 Kai Tietz <kai.tietz@onevision.com>
4788 * config.gcc: Adjust order of makefile fragments for mingw targets.
4790 2010-01-31 Richard Guenther <rguenther@suse.de>
4793 * gimplify.c (gimplify_init_constructor): For volatile LHS
4794 initialize a temporary.
4796 2010-01-31 Matthias Klose <doko@ubuntu.com>
4798 * configure.ac: Fix __stack_chk_fail check for cross builds configured
4800 * configure: Regenerate.
4802 2010-01-29 Eric Botcazou <ebotcazou@adacore.com>
4804 * tree-ssa-alias.c (same_type_for_tbaa): Return -1 if the types have
4805 the same alias set and their sizes different constantness.
4806 (aliasing_component_refs_p): Revert 2009-10-24 change.
4808 2010-01-29 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4810 * config/sparc/sparc.c (sparc_elf_asm_named_section): Declare decl
4813 2010-01-29 Richard Guenther <rguenther@suse.de>
4815 * tree-ssa-ccp.c (ccp_fold_stmt): Unshare values we substitute.
4816 Assert we successfully updated the call.
4818 2010-01-29 Jakub Jelinek <jakub@redhat.com>
4820 PR rtl-optimization/42889
4821 * df.h (df_set_bb_dirty_nonlr): New prototype.
4822 * df-core.c (df_set_bb_dirty_nonlr): New function.
4823 * df-scan.c (df_insn_rescan): Call it instead of
4824 df_set_bb_dirty for DEBUG_INSNs.
4826 2010-01-29 Richard Guenther <rguenther@suse.de>
4829 * ipa-inline.c (cgraph_decide_inlining_incrementally): Avoid
4830 quadratic behavior in most cases.
4832 2010-01-28 Uros Bizjak <ubizjak@gmail.com>
4835 * config/i386/i386.c (ix86_expand_int_movcc): Convert tmp to SImode
4836 in the call to gen_x86_movsicc_0_m1.
4838 2010-01-28 Richard Guenther <rguenther@suse.de>
4840 PR tree-optimization/42871
4841 * tree-ssa-pre.c (phi_translate_set): Make sure to retain leaders.
4843 2010-01-28 Richard Guenther <rguenther@suse.de>
4845 * tree-ssa-ccp.c (ccp_fold_stmt): Fold calls and propagate
4846 into call arguments.
4848 2010-01-28 Richard Guenther <rguenther@suse.de>
4851 * tree-cfgcleanup.c (remove_forwarder_block): Do not remove
4852 the forwarder if the destination is an EH landing pad.
4854 2010-01-28 Razya Ladelsky <razya@il.ibm.com>
4856 * tree-parloops.c (transform_to_exit_first_loop): Update the basic
4857 block list passed to gimple_duplicate_sese_tail.
4858 (parallelize_loops): Avoid parallelization when the function
4860 Avoid parallelization when the preheader is IRREDUCIBLE.
4861 Try to optimize when estimated_loop_iterations_int is unresolved.
4862 Add the loop's location to the dump file.
4863 * tree-cfg.c (add_phi_args_after_redirect): Remove.
4864 (gimple_duplicate_sese_tail): Remove the check for the latch.
4865 Redirect nexits to the exit block.
4866 Remove handling of the incoming edges to the latch.
4867 Redirect the backedge from the copied latch to the exit bb.
4869 2010-01-28 Michael Matz <matz@suse.de>
4872 * config/i386/i386.c (ix86_expand_vector_init_duplicate):
4873 Wrap force_reg into a sequence, emit it before user.
4875 2010-01-28 Stephen Thomas <stephen.thomas@arm.com>
4877 * config/arm/arm.md (bswapsi2): Add support for bswapsi2.
4879 (arm_legacy_rev): Likewise.
4880 (thumb_legacy_rev): Likewise.
4882 2010-01-27 Jakub Jelinek <jakub@redhat.com>
4884 * dwarf2out.c (mem_loc_descriptor): Remove special casing of
4885 CONSTANT_POOL_ADDRESS_P SYMBOL_REFs. If for MEM recursive call
4886 on MEM's address failed, try avoid_constant_pool_reference and
4887 recurse if it returned something different.
4888 (loc_descriptor): If for MEM mem_loc_descriptor failed on the
4889 address, try avoid_constant_pool_reference and recurse if it
4890 returned something different.
4891 (dw_loc_list_1): If for MEM mem_loc_descriptor failed on the
4892 address and avoid_constant_pool_reference returned something
4893 different, don't set have_address.
4895 2010-01-27 Alexandre Oliva <aoliva@redhat.com>
4898 * var-tracking.c (val_store): Add modified argument, obey it.
4900 (count_uses): Move down logging of main.
4901 (compute_bb_dataflow): Use val_store for MO_VAL_USEs that
4902 don't need resolution.
4903 (emit_notes_in_bb): Likewise.
4905 2010-01-27 Richard Guenther <rguenther@suse.de>
4908 * tree-inline.c (remap_decl): Delay remapping of SSA name
4909 default definitions until we need them.
4911 2010-01-27 Jakub Jelinek <jakub@redhat.com>
4913 * config/rs6000/rs6000.c (TARGET_DELEGITIMIZE_ADDRESS): Redefine.
4914 (rs6000_delegitimize_address): New function.
4916 * config/s390/s390.c (s390_delegitimize_address): Call
4917 delegitimize_mem_from_attrs.
4920 * tree-inline.c (cannot_copy_type_1): Removed.
4921 (copy_forbidden): Don't forbid copying of functions containing
4922 records/unions with variable length fields.
4924 2010-01-27 Christian Bruel <christian.bruel@st.com>
4928 * config/sh/sh.c (find_barrier): Increase length for non delayed
4929 conditional branches.
4931 2010-01-27 Matthias Klose <doko@ubuntu.com>
4933 * configure.ac (gnu-unique-object): Fix ldd version check.
4934 * configure: Regenerate.
4936 2010-01-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4938 * config/sparc/sparc.c (sparc_elf_asm_named_section): Test for
4940 * config/sparc/sysv4.h [HAVE_GNU_AS] (TARGET_ASM_NAMED_SECTION):
4941 Test for HAVE_GNU_AS value.
4943 2010-01-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4945 * config.gcc (mips-sgi-irix[56]*): Set use_gcc_stdint.
4946 * config/mips/iris.h (INT8_TYPE, INT16_TYPE, INT32_TYPE,
4947 INT64_TYPE): Define.
4948 (UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE): Define.
4949 (INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
4950 INT_LEAST64_TYPE): Define.
4951 (UINT_LEAST8_TYPE, UINT_LEAST16_TYPE, UINT_LEAST32_TYPE,
4952 UINT_LEAST64_TYPE): Define.
4953 (INT_FAST8_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE)
4954 INT_FAST64_TYPE): Define.
4955 (UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
4956 UINT_FAST64_TYPE): Define.
4957 (INTMAX_TYPE, UINTMAX_TYPE): Define.
4958 (INTPTR_TYPE, UINTPTR_TYPE): Define.
4959 (SIG_ATOMIC_TYPE): Define.
4961 2010-01-26 Richard Guenther <rguenther@suse.de>
4963 * df-scan.c (df_scan_set_bb_info): Remove assert.
4964 (df_insn_rescan_debug_internal): Merge asserts.
4965 (df_install_ref): Likewise.
4966 (df_mark_reg): Use bitmap_set_range.
4967 (df_hard_reg_used_p): Remove assert.
4968 (df_hard_reg_used_count): Likewise.
4970 2010-01-26 Richard Guenther <rguenther@suse.de>
4972 PR rtl-optimization/42685
4973 * web.c (web_main): Ignore DEBUG_INSNs.
4975 2010-01-26 Joern Rennecke <amylaar@spamcop.net>
4977 * doc/tm.texi (TARGET_HANDLE_C_OPTION): Explain arguments.
4979 (TARGET_RESOLVE_OVERLOADED_BUILTIN): Add loc parameter.
4980 Fix types of fndecl and arglist parameters.
4982 2010-01-26 Richard Guenther <rguenther@suse.de>
4985 * tree-eh.c (unsplit_eh): Skip debug insns.
4987 2010-01-26 Richard Guenther <rguenther@suse.de>
4989 PR tree-optimization/42250
4990 * ipa-type-escape.c (type_escape_execute): Do not analyze clones.
4992 2010-01-26 Jakub Jelinek <jakub@redhat.com>
4995 * omp-low.c (expand_omp_sections): Only use single_pred if
4996 l2_bb is single_pred_p.
4998 2010-01-25 Christian Bruel <christian.bruel@st.com>
5001 * config/sh/sh.c (find_barrier): Increase length for non delayed
5002 conditional branches.
5003 (sh_insn_length_adjustment): Use JUMP_TABLE_DATA_P.
5005 2010-01-24 David S. Miller <davem@davemloft.net>
5007 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Only
5008 define if not using GAS.
5009 * config/sparc/sparc.c (sparc_elf_asm_named_section):
5010 Likewise. Delete SECTION_MERGE code, which is only applicable
5013 2010-01-24 Mark Mitchell <mark@codesourcery.com>
5016 * config/arm/arm.c (arm_mangle_type): Do not warn about changes to
5017 mangling of va_list in system headers.
5019 2010-01-23 Toon Moene <toon@moene.org>
5021 * tree-predcom.c (combine_chains): Return NULL, not false.
5023 2010-01-23 Joern Rennecke <amylaar@spamcop.net>
5025 * tree-loop-distribution.c (distribute_loop): Fix declaration and
5026 initialization of variable res to agree with return type.
5028 2010-01-22 Steve Ellcey <sje@cup.hp.com>
5030 * Makefile.in (tree-sra.o): Add $(EXPR_H) dependency.
5031 * tree-sra.c: Add include of expr.h.
5033 2010-01-22 Jakub Jelinek <jakub@redhat.com>
5035 * tree-into-ssa.c (maybe_register_def): If stmt ends the bb,
5036 insert the debug stmt on the single non-EH edge from the stmt.
5038 2010-01-22 Richard Henderson <rth@redhat.com>
5041 * tree-sra.c (sra_modify_assign): Delay re-gimplification of
5042 the RHS until after generate_subtree_copies has insertted its
5043 code before the current statement.
5045 2010-01-22 Joern Rennecke <amylaar@spamcop.net>
5047 * doc/tm.texi (TARGET_MIN_DIVISIONS_FOR_RECIP_MUL): Fix return type.
5049 * gcc-plugin.h (plugin_init): Use "C" likage for c++.
5051 2010-01-21 Martin Jambor <mjambor@suse.cz>
5053 PR tree-optimization/42585
5054 * tree-sra.c (struct access): New field grp_total_scalarization.
5055 (dump_access): Dump the new field.
5056 (should_scalarize_away_bitmap): New variable.
5057 (cannot_scalarize_away_bitmap): Likewise.
5058 (sra_initialize): Allocate new bitmaps.
5059 (sra_deinitialize): Free new bitmaps.
5060 (create_access_1): New function.
5061 (create_access): Parts moved to create_access_1.
5062 (type_consists_of_records_p): New function.
5063 (completely_scalarize_record): Likewise.
5064 (build_access_from_expr): Set bit in cannot_scalarize_away_bitmap.
5065 (build_accesses_from_assign): Set bits in should_scalarize_away_bitmap.
5066 (sort_and_splice_var_accesses): Hint groups with a total_scalarization
5068 (analyze_all_variable_accesses): Completely scalarize small eligible
5071 2010-01-21 Martin Jambor <mjambor@suse.cz>
5073 * tree-sra.c (build_ref_for_offset_1): Allow for zero size fields.
5075 2010-01-21 Andrew Haley <aph@redhat.com>
5077 * gcc.c (process_command): Move lang_specific_driver before
5078 setting cc_libexec_prefix.
5080 2010-01-21 Richard Guenther <rguenther@suse.de>
5083 * fold-const.c (negate_expr_p): Pretend only negative
5084 real constants are easily negatable.
5086 2010-01-20 Janis Johnson <janis187@us.ibm.com>
5087 Jason Merrill <jason@redhat.com>
5089 * tree.h (TYPE_TRANSPARENT_UNION): Replace with ...
5090 (TYPE_TRANSPARENT_AGGR): this, for union and record.
5091 * calls.c (initialize argument_information): Handle it.
5092 * c-common.c (handle_transparent_union_attribute): Use new name.
5093 * c-decl.c (finish_struct): Ditto.
5094 * c-typeck.c (type_lists_compatible_p): Ditto.
5095 (convert_for_assignment): Use new name and also handle record.
5096 * function.c (aggregate_value_p): Handle it.
5097 (pass_by_reference): Ditto.
5098 (assign_parm_data_types): Ditto.
5099 * print-tree.c (print_node): Ditto.
5100 * lto-streamer-in.c (unpack_ts_type_value_fields): Ditto.
5101 * lto-streamer-out.c (pack_ts_type_value_fields): Ditto.
5102 * tree.c (first_field): New fn.
5104 2010-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
5107 * config/i386/cygwin.h (CXX_WRAP_SPEC_LIST): Always apply wrappers,
5108 even when linking statically, for now.
5110 2010-01-20 Alexandre Oliva <aoliva@redhat.com>
5113 * var-tracking.c (use_type): Choose MO_VAL_SET for REGs set
5114 without a cselib val.
5115 (count_uses): Accept MO_VAL_SET with no val on stores.
5116 (add_stores): Likewise.
5118 2010-01-20 Jakub Jelinek <jakub@redhat.com>
5120 * var-tracking.c (check_value_val): Add a compile time assertion.
5121 (dv_is_decl_p): Simplify.
5122 (dv_as_decl, dv_as_value, dv_from_decl, dv_from_value): Only use
5123 gcc_assert if ENABLE_CHECKING.
5125 2010-01-20 Alexandre Oliva <aoliva@redhat.com>
5128 * var-tracking.c: Include tree-flow.h.
5129 (mem_dies_at_call): New.
5130 (dataflow_set_preserve_mem_locs): Use it.
5131 (dataflow_set_remove_mem_locs): Likewise.
5132 (dump_var): Renamed from dump_variable. Adjust all callers.
5133 (dump_var_slot): Renamed from dump_variable_slot. Likewise.
5134 * Makefile.in (var-tracking.o): Adjust deps.
5136 2010-01-20 Joern Rennecke <amylaar@spamcop.net>
5138 * doc/tm.texi (TARGET_SCHED_SET_SCHED_FLAGS): Fix argument list.
5140 2010-01-20 Richard Guenther <rguenther@suse.de>
5142 PR tree-optimization/42717
5143 * tree-ssa-dce.c (get_live_post_dom): Remove.
5144 (forward_edge_to_pdom): Take an arbitrary edge to copy
5145 degenerate PHI args from.
5146 (remove_dead_stmt): Use the first post-dominator even if it
5147 does not contain live statements as redirection destination.
5149 2010-01-20 Richard Guenther <rguenther@suse.de>
5151 * tree-inline.c (estimate_num_insns): Handle EH builtins.
5153 2010-01-20 Jakub Jelinek <jakub@redhat.com>
5155 * sel-sched.c (create_speculation_check): Remove set but not used
5157 (try_transformation_cache): Remove set but not used variable ds.
5158 (calculate_privileged_insns): Remove set but not used variables
5159 cur_insn and min_spec_insn.
5160 (find_best_expr): Remove set but not used variable avail_n.
5161 * tree-predcom.c (base_names_in_chain_on): Remove set but not used
5163 * cgraphunit.c (assemble_thunk): Remove set but not used variable
5165 * haifa-sched.c (remove_notes): Remove set but not used variable prev.
5166 * graphite-clast-to-gimple.c (gloog): Remove set but not used variable
5169 2010-01-20 Felyza Wishbringer <fwishbringer@gmail.com>
5172 * config.gcc (i[34567]86-*-*): Fix handling of athlon64 and athlon-fx
5173 cpu types. Add support for *-sse3 cpu types.
5174 (x86_64-*-*): Ditto.
5176 2010-01-20 Jakub Jelinek <jakub@redhat.com>
5179 * varasm.c (narrowing_initializer_constant_valid_p): Add CACHE
5180 argument, call initializer_constant_valid_p_1 instead of
5181 initializer_constant_valid_p, pass CACHE to it, return NULL
5182 immediately if first call returns NULL.
5183 (initializer_constant_valid_p_1): New function.
5184 (initializer_constant_valid_p): Use it.
5186 2010-01-20 Thomas Quinot <quinot@adacore.com>
5188 * tree.def (PLACEHOLDER_EXPR): Fix comment.
5190 2010-01-20 Jakub Jelinek <jakub@redhat.com>
5192 * dwarf2out.c (mem_loc_descriptor): Use DW_OP_mod for UMOD instead
5193 of MOD, handle MOD using DW_OP_{over,over,div,mul,minus}.
5194 (loc_list_from_tree): Don't handle unsigned division. Handle
5195 signed modulo using DW_OP_{over,over,div,mul,minus}.
5196 * unwind-dw2.c (execute_stack_op): Handle DW_OP_mod using unsigned
5197 modulo instead of signed.
5199 2010-01-20 DJ Delorie <dj@redhat.com>
5201 * config/h8300/h8300.c (F): Add "in_epilogue" flag.
5203 (h8300_emit_stack_adjustment): Propogate it.
5205 (h8300_expand_prologue): Likewise.
5206 (h8300_expand_epilogue): Likewise.
5208 2010-01-19 Michael Matz <matz@suse.de>
5210 PR tree-optimization/41783
5211 * tree-data-ref.c (toplevel): Include flags.h.
5212 (dump_data_dependence_relation): Also dump the inputs if the
5213 result will be unknown.
5214 (split_constant_offset_1): Look through some conversions.
5215 * tree-predcom.c (determine_roots_comp): Restart a new chain if
5216 the offset from last element is too large.
5217 (ref_at_iteration): Deal also with MISALIGNED_INDIRECT_REF.
5218 (reassociate_to_the_same_stmt): Handle vector registers.
5219 * tree-vect-data-refs.c (vect_equal_offsets): Handle unary operations
5221 * tree-vect-loop-manip.c (vect_gen_niters_for_prolog_loop): Add
5222 wide_prolog_niters argument, emit widening instructions.
5223 (vect_do_peeling_for_alignment): Adjust caller, use widened
5224 variant of the iteration cound.
5225 * Makefile.in (tree-data-ref.o): Add $(FLAGS_H).
5227 2010-01-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
5230 * config/arm/neon-testgen.m (emit_automatics): New parameter
5231 features. Adjust for Fixed_return_reg feature.
5232 (test_intrinsic): Call emit_automatics with new feature.
5233 * config/arm/neon.ml: Update copyright years.
5234 (features): New Fixed_return_reg feature.
5235 (ops): Update feature for Vget_low.
5237 2010-01-19 Jakub Jelinek <jakub@redhat.com>
5239 PR tree-optimization/42719
5240 * tree-outof-ssa.c (trivially_conflicts_p): Don't consider debug
5244 * fwprop.c (all_uses_available_at): Return false if def_set dest
5245 is a REG that is used in def_insn.
5247 2010-01-19 Joern Rennecke <amylaar@spamcop.net>
5249 * doc/tm.texi (TARGET_FIXED_CONDITION_CODE_REGS): Add argument names.
5251 (TARGET_CC_MODES_COMPATIBLE): Put return value in braces.
5254 (TARGET_SCHED_INIT_SCHED_CONTEXT): Clarify language.
5256 * target.h (struct gcc_target) <secondary_reload>: Change type
5257 of last argument to secondary_reload_info *.
5259 2010-01-18 Uros Bizjak <ubizjak@gmail.com>
5262 * config/alpha/predicates.md (aligned_memory_operand): Return 0 for
5263 memory references with unaligned offsets. Remove CQImode handling.
5264 (unaligned_memory_operand): Return 1 for memory references with
5265 unaligned offsets. Remove CQImode handling.
5267 2010-01-18 Richard Guenther <rguenther@suse.de>
5270 * cfgexpand.c (expand_call_stmt): TER pointer arguments in
5273 2010-01-18 Richard Guenther <rguenther@suse.de>
5275 PR tree-optimization/42781
5276 * tree-ssa-structalias.c (find_what_var_points_to): Skip
5277 restrict processing only if the original variable was artificial.
5279 2010-01-18 Joern Rennecke <amylaar@spamcop.net>
5281 * doc/tm.texi (TARGET_ASM_FUNCTION_EPILOGUE): Update text on where to
5282 find number of popped argument bytes.
5284 (TARGET_INVALID_WITHIN_DOLOOP): Put return value in braces.
5285 Fix the text that describes the return value for invalid insns.
5287 (TARGET_SCHED_NEEDS_BLOCK_P): Fix return type. Fix argument list.
5289 (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Fix argument types.
5290 Clarify what 'cost of the -dependence' is. Fix quoting.
5292 * toplev.c (default_get_pch_validity): Rename argument to "sz".
5293 * doc/tm.texi (TARGET_GET_PCH_VALIDITY): Likewise.
5295 2010-01-17 Jakub Jelinek <jakub@redhat.com>
5297 * dwarf2out.c (mem_loc_descriptor): Don't ICE on
5298 {S,U}S_{PLUS,MINUS,NEG,ABS,ASHIFT}.
5300 2010-01-17 Richard Guenther <rguenther@suse.de>
5303 * function.c (split_complex_args): Take a VEC to modify.
5304 (assign_parms_augmented_arg_list): Build a VEC instead of
5305 a chain of PARM_DECLs.
5306 (assign_parms_unsplit_complex): Take a VEC of arguments.
5307 Do not fixup unmodified parms.
5308 (assign_parms): Deal with the VEC.
5309 (gimplify_parameters): Likewise.
5311 2010-01-17 Richard Guenther <rguenther@suse.de>
5313 * tree-ssa-uncprop.c (uncprop_into_successor_phis): Fix PHI
5314 node existence check.
5315 * tree-vect-loop.c (vect_analyze_loop_form): Likewise.
5316 * tree-cfgcleanup.c (merge_phi_nodes): Likewise.
5317 * tree-ssa-dce.c (forward_edge_to_pdom): Likewise.
5318 * tree-cfg.c (gimple_execute_on_growing_pred): Likewise.
5319 (gimple_execute_on_growing_pred): Likewise.
5321 2010-01-17 Richard Guenther <rguenther@suse.de>
5323 PR tree-optimization/42773
5324 * tree-ssa-pre.c (phi_translate_set): Fix check for PHI node existence.
5325 (compute_antic_aux): Likewise.
5326 (compute_partial_antic_aux): Likewise.
5328 2010-01-17 Jie Zhang <jie.zhang@analog.com>
5331 * dwarf2out.c (mem_loc_descriptor): Handle SS_TRUNCATE
5334 2010-01-17 Joern Rennecke <amylaar@spamcop.net>
5336 * doc/tm.texi (TARGET_INIT_LIBFUNCS): Put @findex entries in order of
5339 (TARGET_LEGITIMATE_ADDRESS_P): Add return type.
5340 Fix markup for strict argument.
5342 (TARGET_SCHED_REORDER2): Fix argument types.
5344 (TARGET_SCHED_DFA_PRE_CYCLE_INSN): Fix return type.
5345 (TARGET_SCHED_DFA_POST_CYCLE_INSN): Likewise.
5347 (TARGET_SCHED_DFA_PRE_ADVANCE_CYCLE): Fix name.
5348 (TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Likewise.
5350 (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD):
5353 (TARGET_SCHED_ALLOC_SCHED_CONTEXT): Remove duplicate documentation.
5354 (TARGET_SCHED_INIT_SCHED_CONTEXT): Likewise.
5355 (TARGET_SCHED_SET_SCHED_CONTEXT): Likewise.
5356 (TARGET_SCHED_CLEAR_SCHED_CONTEXT): Likewise.
5357 (TARGET_SCHED_FREE_SCHED_CONTEXT): Likewise.
5359 (TARGET_SCHED_SET_SCHED_CONTEXT): Fix typo.
5361 (TARGET_SCHED_GEN_SPEC_CHECK): Fix name.
5363 (TARGET_ASM_RELOC_RW_MASK): Add return type.
5364 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Fix return type.
5366 (TARGET_STRIP_NAME_ENCODING): Fix markup of return type and parameter.
5368 (TARGET_ASM_FILE_START): Put @findex before paragraph start.
5371 (TARGET_ASM_NAMED_SECTION): Fix argument list.
5373 (TARGET_HAVE_NAMED_SECTIONS): Use @deftypevr.
5374 (TARGET_HAVE_SWITCHABLE_BSS_SECTIONS): Likewise.
5376 (TARGET_ASM_RECORD_GCC_SWITCHES_SECTION): Use @deftypevr.
5378 (TARGET_ASM_ASSEMBLE_VISIBILITY): Fix argument types.
5380 (TARGET_ASM_MARK_DECL_PRESERVED): Fix argument and markup
5381 referring to it. Fix language.
5383 (TARGET_HAVE_CTORS_DTORS): Use @deftypevr.
5385 (TARGET_ASM_FINAL_POSTSCAN_INSN): Adjust name of first argument.
5387 (TARGET_ASM_EMIT_UNWIND_LABEL): Add argument types.
5389 (TARGET_ASM_EMIT_EXCEPT_TABLE_LABEL): Add type to argument.
5391 (TARGET_UNWIND_EMIT): Remove space between 'FILE *' and
5392 '@var{stream}. Remove stray 'and'.
5394 (TARGET_ARM_EABI_UNWINDER): Use @deftypevr.
5396 (TARGET_ASM_OUTPUT_DWARF_DTPREL): Adjust name of first argument.
5398 (TARGET_SET_DEFAULT_TYPE_ATTRIBUTES): Add missing article.
5400 (TARGET_OPTION_VALID_ATTRIBUTE_P): Fix name, it was
5401 misspelled as TARGET_VALID_OPTION_ATTRIBUTE_P.
5403 (TARGET_GET_PCH_VALIDITY): Put 'void *' in braces.
5404 Fix description of return value.
5405 Rename argument "sz" to "len."
5407 (TARGET_CXX_GUARD_MASK_BIT): Add missing article.
5408 Clarify meaning of 'true' return value.
5410 (TARGET_SHIFT_TRUNCATION_MASK): Fix return type.
5412 (TARGET_MODE_REP_EXTENDED): Fix two inconsisent uses of
5413 rep_mode versus mode_rep.
5415 (TARGET_HANDLE_PRAGMA_EXTERN_PREFIX): Document.
5417 (TARGET_BUILTIN_DECL): Fix name.
5419 (TARGET_COMMUTATIVE_P): Fix type of first argument.
5421 (TARGET_SET_CURRENT_FUNCTION): Mention possibility of cfun being NULL.
5423 (TARGET_BRANCH_TARGET_REGISTER_CLASS): Fix return type.
5425 (TARGET_USE_LOCAL_THUNK_ALIAS_P): Document as macro instead of hook.
5427 (TARGET_RELAXED_ORDERING): Use @deftypevr.
5429 (TARGET_GET_DRAP_RTX): Note that this is a hook.
5432 (TARGET_BUILTIN_RECIPROCAL): Fix argument types.
5433 Rename argument tm_fn to md_fn.
5435 (TARGET_OPTION_PRINT): Fix argument list.
5437 2010-01-16 Harsha Jagasia <harsha.jagasia@amd.com>
5440 * config/i386/i386.c (ix86_fixup_binary_operands):
5441 Revert FMA4 fixup of operands.
5443 2010-01-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5446 * Makefile.in (write_entries_to_file, install-plugin):
5447 Use \012 instead of \n with tr.
5449 2010-01-16 Richard Sandiford <r.sandiford@uk.ibm.com>
5451 * configure.ac (HAVE_AS_REF): New C macro.
5452 * configure: Regenerate.
5453 * config.in: Likewise.
5454 * collect2.c (main): Only postpone SCAN_DWEH to the second pass
5456 * config/rs6000/aix.h (ASM_OUTPUT_DWARF_TABLE_REF): Only define
5459 2010-01-16 Joern Rennecke <amylaar@spamcop.net>
5461 * doc/tm.texi (TARGET_USE_BLOCKS_FOR_CONSTANT_P): Fix argument types.
5463 (TARGET_SUPPORT_VECTOR_MISALIGNMENT): Fix argument types.
5465 (TARGET_USE_ANCHORS_FOR_SYMBOL_P): Fix argument types.
5467 (TARGET_SCHED_ALLOC_SCHED_CONTEXT): Put 'void *' in braces.
5469 (TARGET_IN_SMALL_DATA_P): Fix argument type.
5471 (TARGET_BINDS_LOCAL_P): Fix argument type.
5473 (TARGET_ASM_FILE_END): Use prototype.
5475 (TARGET_ASM_RECORD_GCC_SWITCHES): Don't put 'int' in braces.
5477 (TARGET_DWARF_CALLING_CONVENTION): Fix argument type.
5479 (TARGET_COMP_TYPE_ATTRIBUTES): Fix argument types.
5481 (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): Fix argument type.
5483 (TARGET_EMUTLS_VAR_ALIGN_FIXED): Don't put 'bool' in braces.
5484 (TARGET_EMUTLS_DEBUG_FORM_TLS_ADDRESS): Likewise.
5486 (TARGET_PCH_VALID_P): Put 'const char *' in braces.
5487 (TARGET_CHECK_PCH_TARGET_FLAGS): Likewise.
5489 (TARGET_ADDR_SPACE_LEGITIMATE_ADDRESS_P): Don't put 'bool' in braces.
5490 (TARGET_ADDR_SPACE_SUBSET_P): Likewise.
5491 (TARGET_ADDR_SPACE_LEGITIMIZE_ADDRESS): Don't put 'rtx' in braces.
5492 (TARGET_ADDR_SPACE_CONVERT): Likewise.
5494 (TARGET_CASE_VALUES_THRESHOLD): Put 'unsigned int' in braces.
5496 (TARGET_MACHINE_DEPENDENT_REORG: Use prototype.
5498 (TARGET_INIT_BUILTINS): Use prototype.
5500 (TARGET_INVALID_ARG_FOR_UNPROTOTYPED_FN):
5501 Put 'const char *' in braces. Fix parameter types.
5502 (TARGET_INVALID_CONVERSION): Fix parameter types.
5503 (TARGET_INVALID_UNARY_OP, TARGET_INVALID_BINARY_OP): Likewise.
5504 (TARGET_INVALID_PARAMETER_TYPE, TARGET_INVALID_RETURN_TYPE): Likewise.
5506 (TARGET_PROMOTED_TYPE): Remove braces around 'tree'.
5509 (TARGET_CONVERT_TO_TYPE): Remove braces around 'tree'.
5511 (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): Remove braces around 'bool'.
5513 2010-01-15 Joern Rennecke <amylaar@spamcop.net>
5515 * doc/tm.texi (TARGET_HELP): Fix return type.
5517 (TARGET_PROMOTE_FUNCTION_MODE): Put 'enum machine_mode'
5518 in braces. Fix argument types.
5520 (TARGET_LIBGCC_CMP_RETURN_MODE): Use prototype.
5522 (TARGET_LIBGCC_SHIFT_COUNT_MODE): Use prototype.
5524 (TARGET_MS_BITFIELD_LAYOUT_P): Fix argument type.
5526 (TARGET_DECIMAL_FLOAT_SUPPORTED_P): Don't put 'bool' in braces.
5527 (TARGET_FIXED_POINT_SUPPORTED_P): Likewise.
5529 (TARGET_MANGLE_TYPE): Fix argument types.
5531 (TARGET_IRA_COVER_CLASSES): Use prototype.
5533 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Fix return type. Use prototype.
5535 (TARGET_CAN_ELIMINATE): Use identifiers for argument names.
5537 (TARGET_PROMOTE_PROTOTYPES): Fix argument type.
5539 (TARGET_MUST_PASS_IN_STACK): Fix argument type.
5541 (TARGET_CALLEE_COPIES): Fix argument types.
5543 (TARGET_SPLIT_COMPLEX_ARG): Fix argument type.
5545 (TARGET_GIMPLIFY_VA_ARG_EXPR): Fix argument types.
5547 (TARGET_FUNCTION_VALUE): Fix argument types.
5549 (TARGET_RETURN_IN_MSB): Fix argument type.
5551 (TARGET_RETURN_IN_MEMORY): Fix argument types.
5553 (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Fix argument types.
5555 (TARGET_EXTRA_LIVE_ON_ENTRY): Fix argument type.
5557 (TARGET_STRICT_ARGUMENT_NAMING): Make literal in text
5558 agree with return type.
5560 (TARGET_PRETEND_OUTGOING_VARARGS_NAMED): Add Prototype.
5562 2010-01-15 Jing Yu <jingyu@google.com>
5564 PR rtl-optimization/42691
5565 * combine.c (try_combine): Set changed_i3_dest to 1 when I2 and I3 set
5566 a pseudo to a constant and are merged, and adjust comments.
5568 2010-01-15 Eric Botcazou <ebotcazou@adacore.com>
5570 * config/i386/sse.md (avx_vperm2f128<mode>3): Fix typo.
5572 2010-01-15 Richard Guenther <rguenther@suse.de>
5575 * tree-cfgcleanup.c (remove_forwarder_block): Move destination
5576 labels of computed or non-local gotos to the destination.
5577 * tree-cfg.c (gimple_verify_flow_info): Verify that a EH
5578 landing pad label is the first label.
5580 2010-01-15 Richard Guenther <rguenther@suse.de>
5582 * tree-ssa-loop-im.c (gen_lsm_tmp_name): Fix bogus fallthru.
5584 2010-01-14 Michael Meissner <meissner@linux.vnet.ibm.com>
5587 * config/rs6000/rs6000.md (sqrtdf2): Split into expander and insn
5588 to allow generation of the xssqrtdp instruction on power7.
5589 (sqrtdf2_fpr): Ditto.
5591 2010-01-14 Jakub Jelinek <jakub@redhat.com>
5594 * c-decl.c (finish_function): Don't emit -Wreturn-type warnings in
5595 functions with noreturn attribute.
5598 * varasm.c (declare_weak): Add weak attribute to decl if it
5599 doesn't have one already.
5600 (assemble_external): Only add decls to weak_decls if they also
5601 have weak attribute.
5603 2010-01-14 Alexandre Oliva <aoliva@redhat.com>
5605 * var-tracking.c (var_reg_delete): Don't delete the association
5606 between REGs and values or one-part variables if the register
5609 2010-01-14 Jakub Jelinek <jakub@redhat.com>
5612 * tree-inline.c (copy_debug_stmt): Don't reset debug stmt just
5613 because its first operand is a non-localized variable.
5615 2010-01-14 Martin Jambor <mjambor@suse.cz>
5617 PR tree-optimization/42706
5618 * tree-sra.c (encountered_recursive_call): New variable.
5619 (encountered_unchangable_recursive_call): Likewise.
5620 (sra_initialize): Initialize both new variables.
5621 (callsite_has_enough_arguments_p): New function.
5622 (scan_function): Call decl and flags check only for IPA-SRA, check
5623 whether there is a recursive call and whether it has enough arguments.
5624 (all_callers_have_enough_arguments_p): New function.
5625 (convert_callers): Look for recursive calls only when
5626 encountered_recursive_call is set.
5627 (ipa_early_sra): Bail out either if
5628 !all_callers_have_enough_arguments_p or
5629 encountered_unchangable_recursive_call.
5631 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
5633 * sel-sched.c: Add 2010 to copyright years.
5634 * sel-sched-ir.c: Likewise.
5635 * sel-sched-ir.h: Likewise.
5637 2010-01-14 Martin Jambor <mjambor@suse.cz>
5639 PR tree-optimization/42714
5640 * tree-sra.c (sra_ipa_modify_assign): Handle incompatible-type
5641 constructors specially.
5643 2010-01-14 Andi Kleen <ak@linux.intel.com>
5645 * config/i386/drivers-i386.c (detect_caches_intel):
5646 Add l2sizekb parameter and fill in.
5647 (host_detect_local_cpu): Add l2sizekb, fill in.
5648 Add Atom small cache heuristic.
5650 2010-01-14 Andi Kleen <ak@linux.intel.com>
5652 * config/i386/drivers-i386.c (detect_caches_cpuid4):
5653 Add level3 parameter and fill in.
5654 (detect_caches_intel): Handle level3 cache.
5656 2010-01-14 Andi Kleen <ak@linux.intel.com>
5658 * config/i386/drivers-i386.c (host_detect_local_cpu):
5659 Fix core duo detection.
5661 2010-01-14 Andi Kleen <ak@linux.intel.com>
5663 * config/i386/drivers-i386.c (host_detect_local_cpu):
5666 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
5668 * config/rs6000/rs6000.c (rs6000_variable_issue): Rename to...
5669 (rs6000_variable_issue_1): this. Use...
5670 (rs6000_variable_issue): here. Reimplement. Print debug info.
5672 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
5674 * sel-sched-ir.c (sel_restore_other_notes): Rename to
5675 sel_restore_notes. Update all callers. Call reemit_notes
5678 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
5680 PR rtl-optimization/42246
5681 * sel-sched-ir.h (get_all_loop_exits): Include exits from inner
5684 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
5686 * sel-sched.c (compute_av_set_at_bb_end): Do not test that number of
5687 all successors is the same as number of successors in current region.
5689 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
5691 * sel-sched.c (maybe_emit_renaming_copy): Exit early when expression
5692 to rename is not separable. Otherwise check that its LHS is not NULL.
5694 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
5696 * sel-sched.c (choose_best_reg_1): Loop over all regs for mode.
5698 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
5700 * sel-sched.c (mark_unavailable_hard_regs): Do not try to search
5701 available registers when failed to discover LHS register class.
5702 Fix indentation. Update comment.
5704 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
5705 Alexander Monakov <amonakov@ispras.ru>
5707 PR rtl-optimization/42389
5708 * sel-sched.c (advance_one_cycle): Set FENCE_ISSUE_MORE
5710 (advance_state_on_fence): Likewise.
5711 (sel_target_adjust_priority): Print debug output only when
5712 sched_verbose >= 4, not 2.
5713 (get_expr_cost): Do not issue all unique insns on the next cycle.
5714 (fill_insns): Initialize can_issue_more from the value saved
5716 * sel-sched-ir.c (flist_add): New parameter issue_more.
5717 Init FENCE_ISSUE_MORE with it.
5718 (merge_fences): Likewise.
5719 (init_fences): Update call to flist_add.
5720 (add_to_fences, add_clean_fence_to_fences)
5721 (add_dirty_fence_to_fences): Likewise.
5722 (move_fence_to_fences): Update call to merge_fences.
5723 (invoke_reorder_hooks): Do not reset can_issue_more on insns from
5725 * sel-sched-ir.h (struct _fence): New field issue_more.
5726 (FENCE_ISSUE_MORE): New accessor macro.
5728 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
5730 PR rtl-optimization/42388
5731 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not delete empty blocks
5732 that have no predecessors nor successors. Do not call move_bb_info
5733 for empty blocks outside of current region.
5735 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
5737 PR rtl-optimization/42294
5738 * sel-sched-ir.h (struct _sel_insn_data): Update comment.
5739 * sel-sched.c (move_exprs_to_boundary): Transitively add all
5740 originators' originators.
5742 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
5744 PR rtl-optimization/39453
5745 PR rtl-optimization/42246
5746 * sel-sched-ir.c (considered_for_pipelining_p): Do not test
5748 (sel_add_loop_preheaders): Add preheader to last_added_blocks.
5750 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
5751 Alexander Monakov <amonakov@ispras.ru>
5754 * sel-sched-ir.c (sel_recompute_toporder): New. Use it...
5755 (maybe_tidy_empty_bb): ... here. Make static. Add new
5756 argument. Update all callers.
5757 (tidy_control_flow): ... and here. Recompute topological order
5758 of basic blocks in region if necessary.
5759 (sel_redirect_edge_and_branch): Change return type. Return true
5760 if topological order might have been invalidated.
5761 (purge_empty_blocks): Export and move from...
5762 * sel-sched.c (purge_empty_blocks): ... here.
5763 * sel-sched-ir.h (sel_redirect_edge_and_branch): Update prototype.
5764 (maybe_tidy_empty_bb): Delete prototype.
5765 (purge_empty_blocks): Declare.
5767 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
5769 PR rtl-optimization/42249
5770 * sel-sched.c (try_replace_dest_reg): When chosen register
5771 and original register is the same, do not bail out early, but
5772 still check all original insns for validity of replacing destination
5773 register. Set EXPR_TARGET_AVAILABLE to 1 before leaving function
5776 2010-01-14 Jakub Jelinek <jakub@redhat.com>
5779 Port from no-undefined-overflow branch:
5780 2009-03-09 Richard Guenther <rguenther@suse.de>
5782 * fold-const.c (add_double_with_sign): Fix unsigned overflow detection.
5784 2010-01-14 Richard Guenther <rguenther@suse.de>
5787 * gimple.c (iterative_hash_gimple_type): Avoid hashing error_mark_node.
5789 2010-01-14 Ira Rosen <irar@il.ibm.com>
5791 PR tree-optimization/42709
5792 * tree-vect-slp.c (vect_get_constant_vectors): Use constant's type
5793 as scalar type in creation of constant vector operand.
5795 2010-01-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5798 * Makefile.in ($(TESTSUITEDIR)/site.exp, check-%)
5799 (check-parallel-%): Match `testsuite' directory component only
5802 2010-01-14 Shujing Zhao <pearly.zhao@oracle.com>
5804 PR translation/39521
5805 * gcc.c (do_spec_1): Wrapped the error and notice messages of specs
5808 2010-01-13 Richard Guenther <rguenther@suse.de>
5810 PR tree-optimization/42730
5811 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Add shortcut for
5814 2010-01-13 Steve Ellcey <sje@cup.hp.com>
5817 * config/ia64/ia64.c (ia64_expand_vecint_compare): Convert GTU to GT
5818 for V2SI by subtracting (-(INT MAX) - 1) from both operands to make
5821 2010-01-13 Bernd Schmidt <bernd.schmidt@analog.com>
5823 * config/bfin/libgcc-bfin.ver: Regenerate based on current
5824 libgcc-std.ver. Add entries for ___smulsi3_highpart and
5825 ___umulsi3_highpart.
5827 * config/bfin/bfin.c (bfin_reorg): Call run_selective_scheduling
5828 rather than schedule_insns if the pass is enabled.
5830 2010-01-13 Martin Jambor <mjambor@suse.cz>
5832 PR tree-optimization/42704
5833 * tree-sra.c (sra_modify_assign): Do not delete assignments to
5836 2010-01-13 Martin Jambor <mjambor@suse.cz>
5838 PR tree-optimization/42703
5839 * tree-sra.c (analyze_access_subtree): Check that we can build a
5840 reference to the original data within the aggregate.
5842 2010-01-13 Richard Guenther <rguenther@suse.de>
5844 PR tree-optimization/42705
5845 * tree-ssa-reassoc.c (build_and_add_sum): Insert stmts after labels.
5847 2010-01-13 Richard Guenther <rguenther@suse.de>
5850 * fold-const.c (fold_unary_loc): Fold INDIRECT_REFs.
5852 2010-01-13 Jakub Jelinek <jakub@redhat.com>
5855 * var-tracking.c (values_to_unmark): New variable.
5856 (find_loc_in_1pdv): Clear VALUE_RECURSED_INTO of values in
5857 values_to_unmark vector. Moved body to...
5858 (find_loc_in_1pdv_1): ... this. Don't clear VALUE_RECURSED_INTO,
5859 instead queue it into values_to_unmark vector.
5860 (vt_find_locations): Free values_to_unmark vector.
5862 2010-01-13 Wolfgang Gellerich <gellerich@de.ibm.com>
5864 * config/s390/s390.c (override_options): Set
5865 default of max-pending-list-length to 256
5867 2010-01-13 Richard Guenther <rguenther@suse.de>
5870 * tree-pass.h (PROP_gimple_lcx): New.
5871 * cfgexpand.c (pass_expand): Require PROP_gimple_lcx.
5872 * passes.c (init_optimization_passes): Move pass_lower_complex_O0
5873 before the final cleanup_eh.
5874 (dump_properties): Dump PROP_gimple_lcx.
5875 * tree-complex.c (pass_lower_complex): Provide PROP_gimple_lcx.
5876 (tree_lower_complex_O0): Remove.
5877 (gate_no_optimization): Run if PROP_gimple_lcx is not set.
5878 (pass_lower_complex_O0): Provide PROP_gimple_lcx. Run
5879 tree_lower_complex, schedule TODO_update_ssa.
5880 * lto-streamer-out.c (output_function): Stream the functions
5882 * lto-streamer-in.c (input_function): Likewise.
5883 (lto_read_body): Do not override them here.
5885 2010-01-12 Joseph Myers <joseph@codesourcery.com>
5888 * c-typeck.c (build_c_cast): Fold value cast to union type before
5889 wrapping it in a CONSTRUCTOR.
5891 2010-01-12 Jakub Jelinek <jakub@redhat.com>
5893 PR rtl-optimization/42699
5894 * cse.c (cse_insn): Optimize lhs ZERO_EXTRACT if only CONST_INTs are
5897 2010-01-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5899 * config/mips/iris6.h (SUBTARGET_DONT_WARN_UNUSED_SPEC,
5900 SUBTARGET_WARN_UNUSED_SPEC): Move ...
5901 config/mips/iris.h (SUBTARGET_DONT_WARN_UNUSED_SPEC,
5902 SUBTARGET_WARN_UNUSED_SPEC): ... here
5903 * config/mips/iris5.h (LIBGCC_SPEC): Define.
5905 2010-01-12 Julian Brown <julian@codesourcery.com>
5907 * config/arm/neon-schedgen.ml (Utils): Don't try to
5908 open missing module.
5909 (find_with_result): New.
5911 2010-01-12 Jakub Jelinek <jakub@redhat.com>
5914 * simplify-rtx.c (simplify_relational_operation_1): Avoid invalid rtx
5915 sharing when canonicalizing ({lt,ge}u (plus a b) b).
5917 PR tree-optimization/42645
5918 * tree-inline.c (processing_debug_stmt): Move earlier. Make static.
5919 (remap_ssa_name): If processing_debug_stmt and name wasn't found in
5920 decl_map, set processing_debug_stmt to -1 and return name without
5923 2010-01-11 Dave Korn <dave.korn.cygwin@gmail.com>
5925 * doc/install.texi (Specific#x-x-cygwin): Document minimum required
5926 binutils version, and reword target configuration description.
5928 2010-01-11 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
5930 * config/avr/avr.h (LINKER_NAME): Remove.
5932 2010-01-11 Janis Johnson <janis187@us.ibm.com>
5935 * config/rs6000/rs6000.c (rs6000_override_options): On targets
5936 that support VSX, warn for -mno-altivec if vsx is not disabled,
5939 2010-01-11 Joseph Myers <joseph@codesourcery.com>
5940 Shujing Zhao <pearly.zhao@oracle.com>
5942 PR translation/42469
5943 * common.opt (Wframe-larger-than=, fcompare-debug=, fdbg-cnt=,
5944 fira-verbose=, flto-compression-level=, fplugin-arg-): Use tab
5945 character between option name and help text.
5946 * c.opt (imultilib): Likewise.
5948 2010-01-10 Rafael Avila de Espindola <espindola@google.com>
5950 * lto-streamer-out.c (output_unreferenced_globals): Output static
5953 2010-01-10 Steven Bosscher <steven@gcc.gnu.org>
5955 PR rtl-optimization/42621
5956 * bb-reorder.c (gate_duplicated_computed_gotos): Only run if not
5957 optimizing for size.
5958 (duplicate_computed_gotos): Remove now-redundant check.
5960 2010-01-10 Steve Ellcey <sje@cup.hp.com>
5963 * configure.ac: Save and restore LDFLAGS and LIBS
5964 * configure: Regenerate.
5966 2010-01-10 Richard Guenther <rguenther@suse.de>
5969 * builtins.c (fold_builtin_strlen): Add type argument and
5970 convert the resulting length to it.
5971 (fold_builtin_1): Adjust.
5973 2010-01-09 Jakub Jelinek <jakub@redhat.com>
5975 * config/rs6000/rs6000.c (rs6000_emit_set_long_const): Shorten
5976 sequence for DImode constants >= 0x80000000UL <= 0xFFFFFFFFUL by
5978 (num_insns_constant_wide): Adjust for that change.
5980 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
5983 * web.c (union_defs): Add used argument, to combine uses of
5985 (entry_register): Adjust type and tests of used argument.
5986 (web_main): Widen used for new use. Pass it to union_defs.
5987 * df.h (union_defs): Adjust prototype.
5989 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
5992 * loop-unroll.c (referenced_in_one_insn_in_loop_p): Count debug
5993 uses in new incoming argument. Free body.
5994 (reset_debug_uses_in_loop): New.
5995 (analyze_insn_to_expand_var): Call the latter if the former found
5996 anything. Fix whitespace. Reject invalid dest overlaps before
5997 going through all insns in the loop.
5999 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
6002 * haifa-sched.c (dying_use_p): Debug insns don't count.
6004 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
6007 * gimplify.c (gimplify_modify_expr): Drop lhs on noreturn calls.
6008 * tree-cfg.c (is_ctrl_altering_stmt): Don't compute flags twice.
6009 (verify_gimple_call): Reject LHS in noreturn calls.
6011 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
6015 * tree-vect-loop-manip.c (adjust_info): New type.
6016 (adjust_vec): New pointer to vector.
6017 (adjust_debug_stmts_now, adjust_vec_debug_stmts): New.
6018 (adjust_debug_stmts, adjust_phi_and_debug_stmts): New.
6019 (slpeel_update_phis_for_duplicate_loop): Use them.
6020 (slpeel_update_phi_nodes_for_guard1): Likewise.
6021 (slpeel_update_phi_nodes_for_guard2): Likewise.
6022 (slpeel_tree_peel_loop_to_edge): Likewise.
6023 (vect_update_ivs_after_vectorizer): Likewise.
6025 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
6027 * vec.h (DEF_VEC_ALLOC_FUNC_O_STACK): Drop excess paren.
6028 (DEF_VEC_ALLOC_FUNC_I_STACK): Likewise.
6030 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
6032 * config/i386/i386.c (ix86_vectorize_builtin_vec_perm): Silence
6033 bogus uninitialized warning.
6035 2010-01-09 Richard Guenther <rguenther@suse.de>
6038 * tree-scalar-evolution.c (interpret_loop_phi): Make sure
6039 the evolution is compatible with the initial condition.
6041 2010-01-09 Jakub Jelinek <jakub@redhat.com>
6043 * gcc.c (process_command): Update copyright notice dates.
6044 * gcov.c (print_version): Likewise.
6045 * gcov-dump.c (print_version): Likewise.
6046 * mips-tfile.c (main): Likewise.
6047 * mips-tdump.c (main): Likewise.
6049 2010-01-08 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
6052 * config/avr/avr.md (rotlqi3): Add CONST_INT_P check.
6054 (rotlhi3_8): Delete.
6056 (rotlsi3_8): Delete.
6057 (rotlsi3_16): Delete.
6058 (rotlsi3_24): Delete.
6060 (*rotw<mode>3): New.
6061 (*rotb<mode>3): New.
6062 * config/avr/avr.c (avr_rotate_bytes): New function.
6063 * config/avr/avr-proto.h (avr_rotate_bytes): New function.
6065 2010-01-08 Steve Ellcey <sje@cup.hp.com>
6068 * configure.ac: Modify -rdynamic check.
6069 * configure: Regenerate.
6071 2010-01-08 DJ Delorie <dj@redhat.com>
6073 * config/sh/sh.c (sh_expand_epilogue): Fix interrupt handler
6074 register popping order.
6076 2010-01-08 Richard Guenther <rguenther@suse.de>
6079 * c.opt (fsigned-char): Also let LTO handle this option.
6080 (funsigned-char): Likewise.
6082 2010-01-07 Richard Guenther <rguenther@suse.de>
6084 * gimple.h (gss_for_code): Wrap gcc_assert in ENABLE_CHECKING.
6085 (gimple_op): Likewise.
6086 (gimple_op_ptr): Likewise.
6087 (gimple_assign_set_lhs): Remove gcc_assert.
6088 (gimple_assign_set_rhs1): Likewise.
6089 (gimple_assign_set_rhs2): Likewise.
6090 (gimple_call_set_lhs): Likewise.
6091 (gimple_call_set_fn): Likewise.
6092 (gimple_call_set_fndecl): Likewise.
6093 (gimple_call_fndecl): Likewise.
6094 (gimple_call_return_type): Likewise.
6095 (gimple_call_set_chain): Likewise.
6096 (gimple_call_num_args): Likewise.
6097 (gimple_call_set_arg): Likewise.
6098 (gimple_cond_set_code): Likewise.
6099 (gimple_cond_set_lhs): Likewise.
6100 (gimple_cond_set_rhs): Likewise.
6101 (gimple_cond_set_true_label): Likewise.
6102 (gimple_cond_set_false_label): Likewise.
6103 (gimple_label_set_label): Likewise.
6104 (gimple_goto_set_dest): Likewise.
6105 (gimple_debug_bind_get_var): Wrap gcc_assert in ENABLE_CHECKING.
6106 (gimple_debug_bind_get_value): Likewise.
6107 (gimple_debug_bind_get_value_ptr): Likewise.
6108 (gimple_debug_bind_set_var): Likewise.
6109 (gimple_debug_bind_set_value): Likewise.
6110 (gimple_debug_bind_reset_value): Likewise.
6111 (gimple_debug_bind_has_value_p): Likewise.
6112 (gimple_return_retval_ptr): Remove gcc_assert.
6113 (gimple_return_retval): Likewise.
6114 (gimple_return_set_retval): Likewise.
6115 * tree-flow.h (struct gimple_df): Remove nonlocal_all member.
6116 (safe_referenced_var_iterator): Remove.
6117 (FOR_EACH_REFERENCED_VAR_SAFE): Likewise.
6118 * tree-flow-inline.h (gimple_nonlocal_all): Remove.
6119 (fill_referenced_var_vec): Remove.
6120 (first_readonly_imm_use): Remove redundant gcc_assert.
6121 (phi_arg_index_from_use): Combine gcc_asserts.
6122 (move_use_after_head): Wrap gcc_assert in ENABLE_CHECKING.
6123 (first_imm_use_stmt): Remove redundant gcc_assert.
6124 * tree-cfg.c (verify_gimple_call): Verify function and chain
6125 operands. Verify arguments.
6126 (verify_types_in_gimple_stmt): Verify condition code and labels.
6128 2010-01-07 Richard Guenther <rguenther@suse.de>
6130 PR tree-optimization/42641
6131 * sese.c (rename_map_elt_info): Use the SSA name version, do
6134 2010-01-07 Jakub Jelinek <jakub@redhat.com>
6136 PR tree-optimization/42625
6137 * cgraph.c (cgraph_make_node_local): Clear DECL_COMDAT*,
6138 TREE_PUBLIC, DECL_WEAK and DECL_EXTERNAL also for same_body aliases.
6140 2010-01-07 Duncan Sands <baldrick@free.fr>
6142 * Makefile.in (PLUGIN_HEADERS): Add version.h.
6144 2010-01-07 Uros Bizjak <ubizjak@gmail.com>
6147 * ifcvt.c (dead_or_predicable): Also remove REG_EQUAL note when
6148 note itself is not function_invariant_p.
6150 2009-01-07 Steven Bosscher <steven@gcc.gnu.org>
6152 * gcse.c (execute_rtl_cprop, execute_rtl_pre, execute_rtl_hoist):
6153 Do not add the DF_NOTE problem.
6154 * store-motion.c (execute_rtl_store_motion): Likewise.
6156 2010-01-07 Martin Jambor <mjambor@suse.cz>
6158 PR tree-optimization/42157
6159 * tree-sra.c (compare_access_positions): Stabilize sort if both
6160 accesses have integer types, return zero immediately if they are the
6163 2010-01-06 Richard Henderson <rth@redhat.com>
6166 * haifa-sched.c (add_to_note_list): Merge into ...
6167 (concat_note_lists): ... here, and ...
6168 (unlink_other_notes, rm_other_notes): Merge into...
6169 (remove_notes): ... here. Create REG_SAVE_NOTEs for
6170 NOTE_INSN_EPILOGUE_BEG.
6172 2010-01-06 Richard Guenther <rguenther@suse.de>
6174 * ipa-inline.c (cgraph_decide_inlining_incrementally): Do
6175 not inline regular functions into always-inline functions.
6177 2010-01-06 Nick Clifton <nickc@redhat.com>
6179 * config/rx/rx.h (enum rx_cpu_type): Add RX200.
6180 (CC1_SPEC): Issue an error message if -mcpu=rx200 and -fpu are
6182 (OVERRIDE_OPTIONS): Delete.
6183 (OPTIMIZATION_OPTIONS): Define.
6184 (ALLOW_RX_FPU_INSNS): Define only in terms of -fpu option.
6185 * config/rx/rx.c (rx_handle_option): Issue an error message if
6186 -mcpu=rx200 and -fpu are used together.
6187 (rx_set_optimization_options): New function. Issue an error
6188 message if an optimization attribute attempts to reset the FPU/
6189 math optimization pairing.
6190 * config/rx/rx-protos.h (rx_set_optimization_options): Prototype.
6191 * config/rx/rx.opt: Set the default to 32-bit doubles.
6192 * config/rx/t-rx: Add multilibs for -nofpu option.
6193 * doc/invoke.texi: Update documentation of RX options.
6195 2010-01-06 Richard Guenther <rguenther@suse.de>
6197 * tree-ssa-pre.c (name_to_id): New global.
6198 (alloc_expression_id): Simplify SSA name handling.
6199 (lookup_expression_id): Likewise.
6200 (init_pre): Zero name_to_id.
6201 (fini_pre): Free it.
6203 2010-01-06 Uros Bizjak <ubizjak@gmail.com>
6205 * ifcvt.c (if_convert): Output slim multiple dumps with TDF_SLIM.
6207 2010-01-05 H.J. Lu <hongjiu.lu@intel.com>
6210 * config/i386/sse.md (smaxv2di3): New.
6211 (umaxv2di3): Likewise.
6212 (sminv2di3): Likewise.
6213 (uminv2di3): Likewise.
6215 2010-01-05 Eric Botcazou <ebotcazou@adacore.com>
6218 * config/sparc/sparc.h (SPARC_SYMBOL_REF_TLS_P): Delete.
6219 * config/sparc/sparc-protos.h (legitimize_pic_address): Likewise.
6220 (legitimize_tls_address): Likewise.
6221 (sparc_tls_referenced_p): Likewise.
6222 * config/sparc/sparc.c (sparc_expand_move): Use legitimize_tls_address
6223 and adjust calls to legitimize_pic_address.
6224 (legitimate_constant_p) Use sparc_tls_referenced_p.
6225 (legitimate_pic_operand_p): Likewise.
6226 (sparc_legitimate_address_p): Do not use SPARC_SYMBOL_REF_TLS_P.
6227 (sparc_tls_symbol_ref_1): Delete.
6228 (sparc_tls_referenced_p): Make static, recognize specific patterns.
6229 (legitimize_tls_address): Make static, handle CONST patterns.
6230 (legitimize_pic_address): Make static, remove unused parameter and
6231 adjust recursive calls.
6232 (sparc_legitimize_address): Make static, use sparc_tls_referenced_p
6233 and adjust call to legitimize_pic_address.
6234 (sparc_output_mi_thunk): Likewise.
6236 2010-01-05 Paolo Bonzini <bonzini@gnu.rg>
6237 H.J. Lu <hongjiu.lu@intel.com>
6240 * config/i386/i386.c (ix86_expand_int_vcond): Convert GTU to GT
6241 for V4SI and V2DI by subtracting (-(INT MAX) - 1) from both
6242 operands to make them signed.
6245 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
6248 * config/i386/i386.c (ix86_expand_int_vcond): Don't convert
6249 GTU to GT for V4SI and V2DI.
6251 * config/i386/sse.md (umaxv4si3): Enabled for SSE4.1 and XOP.
6252 (umin<mode>3): Removed.
6254 (uminv4si3): Likewise.
6256 2010-01-05 Martin Jambor <mjambor@suse.cz>
6258 PR tree-optimization/42462
6259 * ipa-inline.c (compute_inline_parameters): Pass node->decl instead of
6260 current_function_decl to helper functions and macros.
6262 2010-01-05 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6265 * flags.h: Don't include real.h.
6266 (HONOR_NANS, HONOR_SNANS, HONOR_INFINITIES, HONOR_SIGNED_ZEROS,
6267 HONOR_SIGN_DEPENDENT_ROUNDING): Move ...
6268 * real.h (HONOR_NANS, HONOR_SNANS, HONOR_INFINITIES,
6269 HONOR_SIGNED_ZEROS, HONOR_SIGN_DEPENDENT_ROUNDING): ... here.
6270 * dominance.c: Update copyright.
6271 * gimple.c (walk_gimple_op): Remove inline.
6272 * tree-ssa-reassoc.c: Include real.h.
6273 * Makefile.in (FLAGS_H): Remove $(REAL_H).
6274 (tree-ssa-reassoc.o): Depend on $(REAL_H).
6276 2010-01-05 Nick Clifton <nickc@redhat.com>
6278 * config/rx/rx.c (rx_get_stack_layout): Fix allocation of second
6279 register to push into the stack frame when the accumulator has to
6280 be saved during interrupts.
6282 2010-01-05 Eric Fisher <joefoxreal@gmail.com>
6284 * doc/invoke.texi: Remove the documentation about option
6286 * common.opt (Wunreachable-code): Preserved for backward
6288 * tree-cfg.c: Remove the implementation of -Wunreachable-code.
6289 * opts.c (common_handle_option): Add OPT_Wunreachable_code to
6290 the backward compatibility flag section.
6292 2010-01-05 Richard Guenther <rguenther@suse.de>
6294 * tree-ssa-pre.c (bitmap_value_insert_into_set): Optimize.
6296 2010-01-05 Jakub Jelinek <jakub@redhat.com>
6299 * cfgexpand.c (expand_one_var): Diagnose too large variables.
6301 PR tree-optimization/42508
6302 * tree-sra.c (convert_callers): Check for recursive call
6303 by comparing cgraph nodes instead of decls.
6304 (modify_function): Call ipa_modify_formal_parameters also
6305 on all same_body aliases.
6307 * cgraphunit.c (cgraph_materialize_all_clones): Compare
6308 cgraph nodes when checking for same_body aliases.
6310 2010-01-05 Richard Guenther <rguenther@suse.de>
6312 * tree-ssa-pre.c (get_or_alloc_expr_for_name): Avoid redundant
6313 allocation and lookup.
6314 (get_or_alloc_expr_for_constant): Likewise.
6315 (phi_translate): Sink allocation.
6317 2010-01-04 Richard Guenther <rguenther@suse.de>
6319 * tree-ssa-sccvn.c (get_or_alloc_constant_value_id): Allocate
6320 a new entry only if needed.
6321 * tree-ssa-dom.c (lookup_avail_expr): Likewise.
6322 * tree-ssa-coalesce.c (find_coalesce_pair): Avoid one
6324 * tree-ssa-pre.c (sorted_array_from_bitmap_set): Pre-allocate
6326 (phi_translate): Handle CONSTANTs early.
6328 2010-01-04 Martin Jambor <mjambor@suse.cz>
6330 PR tree-optimization/42398
6331 * tree-sra.c (struct access): Removed flag grp_different_types.
6332 (dump_access): Do not dump the removed flag.
6333 (sort_and_splice_var_accesses): Do not set the removed flag.
6334 (sra_modify_expr): Check for type compatibility directly.
6336 2010-01-04 Martin Jambor <mjambor@suse.cz>
6338 PR tree-optimization/42366
6339 * ipa-cp.c (ipcp_init_stage): Always call ipa_compute_jump_functions on
6340 edges with variable number of parameters.
6341 * ipa-prop.c (ipa_write_node_info): Stream out uses_analysis_done
6342 flag instead of asserting it.
6343 (ipa_read_node_info): Read uses_analysis_done flag.
6345 2010-01-04 Richard Guenther <rguenther@suse.de>
6347 * tree-ssa-sccvn.c (vn_reference_op_compute_hash): Use
6348 iterative_hash_* as intended.
6349 (vn_reference_compute_hash): Likewise. Simplify hashing
6351 (vn_reference_lookup_2): Likewise.
6352 (vn_nary_op_compute_hash): Likewise.
6353 (vn_phi_compute_hash): Likewise.
6354 (expressions_equal_p): Remove strange code.
6355 * tree-ssa-pre.c (pre_expr_eq): Use gcc_unreachable ().
6356 (pre_expr_hash): Likewise. Simplify hashing SSA names.
6357 (bitmap_insert_into_set_1): Take value-id as parameter.
6358 (add_to_value): Pass it.
6359 (bitmap_insert_into_set): Likewise.
6360 (bitmap_value_insert_into_set): Likewise. Remove redundant check.
6362 2010-01-04 Jakub Jelinek <jakub@redhat.com>
6365 * gcc.c (SWITCH_IGNORE_PERMANENTLY): Define.
6366 (do_self_spec): For switches with SWITCH_IGNORE set set also
6367 SWITCH_IGNORE_PERMANENTLY.
6368 (check_live_switch): Check SWITCH_IGNORE_PERMANENTLY instead
6371 2010-01-04 Rafael Avila de Espindola <espindola@google.com>
6373 * lto-streamer-out.c (output_unreferenced_globals): Output the full
6374 tree of an unreferenced global var.
6376 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
6379 * config/i386/i386.c (ix86_expand_int_vcond): Don't convert
6380 GTU to GT for V4SI and V2DI.
6382 * config/i386/sse.md (umaxv4si3): Enabled for SSE4.1 and XOP.
6383 (umin<mode>3): Removed.
6385 (uminv4si3): Likewise.
6387 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
6390 * collect2.c (main): Turn on trace in collect2 if -v is passed
6393 2010-01-03 Jerry Quinn <jlquinn@optonline.net>
6395 * doc/c-tree.texi (RETURN_STMT): Change to RETURN_EXPR. Update
6396 description of expression operand.
6398 2010-01-03 Andrew Jenner <andrew@codesourcery.com>
6400 * configure.ac: Add install-html to target_list for Make-hooks.
6401 * configure: Regenerate.
6402 * fortran/Make-lang.in (F95_HTMLFILES): New.
6403 (fortran.html): Use it.
6404 (fortran.install-html): New.
6405 * Makefile.in (install-html): Add lang.install-html.
6406 * java/Make-lang.in (JAVA_HTMLFILES): New.
6407 (java.html): Use it.
6408 (java.install-html): New.
6409 * objc/Make-lang.in (objc.install-html): New.
6410 * objcp/Make-lang.in (obj-c++.install-html): New.
6411 * cp/Make-lang.in (c++.install-html): New.
6412 * ada/gcc-interface/Make-lang.in (ada.install-html): New.
6413 * lto/Make-lang.in (lto.install-html): New.
6415 2010-01-03 H.J. Lu <hongjiu.lu@intel.com>
6418 * gcc.c (LINK_COMMAND_SPEC): Pass -m* and -v to -plugin-opt.
6420 2009-01-03 Steven Bosscher <steven@gcc.gnu.org>
6422 PR rtl-optimization/41862
6423 * store-motion.c (store_killed_in_insn, compute_store_table,
6424 remove_reachable_equiv_notes, replace_store_insn,
6425 build_store_vectors): Ignore all DEBUG_INSNs.
6427 2010-01-03 H.J. Lu <hongjiu.lu@intel.com>
6430 * common.opt: Add dumpdir.
6432 * gcc.c (cc1_options): Add "-dumpbase %B" only if -dumpbase
6434 (option_map): Add --dumpdir.
6436 * gcc.h (DEFAULT_WORD_SWITCH_TAKES_ARG): Add dumpdir.
6438 * lto-wrapper.c (run_gcc): Add -dumpbase and -dumpdir for -o.
6440 * opts.c (decode_options): Try dump_dir_name first if
6441 dump_base_name isn't an absolute path.
6442 (common_handle_option): Handle OPT_dumpdir.
6444 * toplev.c (dump_dir_name): New.
6445 (print_switch_values): Also ignore -dumpdir.
6447 * toplev.h (dump_dir_name): New.
6449 2010-01-03 Richard Guenther <rguenther@suse.de>
6451 PR tree-optimization/42589
6452 * tree-ssa-math-opts.c (execute_optimize_bswap): Allow
6453 double-word expansion of bswap32.
6455 2010-01-03 Steven Bosscher <steven@gcc.gnu.org>
6457 * postreload-gcse.c (insert_expr_in_table): Replace BLOCK_NUM
6458 with BLOCK_FOR_INSN.
6459 * auto-inc-dec.c (attempt_change, get_next_ref, find_inc): Likewise.
6460 * ifcvt.c (noce_get_alt_condition, noce_try_abs,
6461 noce_process_if_block): Likewise.
6462 * gcse.c (compute_local_properties, insert_expr_in_table,
6463 insert_set_in_table, canon_list_insert, find_avail_set,
6464 pre_insert_copy_insn): Likewise.
6466 * basic-block.h (BLOCK_NUM): Move from here...
6467 * sched-int.h (BLOCK_NUM): ... to here to localize it in the scheduler.
6469 2010-01-03 Richard Guenther <rguenther@suse.de>
6471 PR tree-optimization/42438
6472 * tree-ssa-pre.c (struct bb_bitmap_sets): Add
6473 contains_may_not_return_call flag.
6474 (BB_MAY_NOTRETURN): New.
6475 (valid_in_sets): Trapping nary operations are not valid
6476 in blocks that may not return.
6477 (insert_into_preds_of_block): Remove check for trapping expressions.
6478 (compute_avail): Compute also BB_MAY_NOTRETURN.
6480 2010-01-03 Gerald Pfeifer <gerald@pfeifer.com>
6482 * doc/invoke.texi: Add 2010 to copyright years.
6484 2010-01-03 Eric Botcazou <ebotcazou@adacore.com>
6486 * config/sparc/sparc.c: Fix formatting nits.
6488 2010-01-02 Gerald Pfeifer <gerald@pfeifer.com>
6489 Alexander Monakov <amonakov@ispras.ru>
6491 * doc/invoke.texi (Optimize Options): Reword introduction a bit.
6493 2010-01-02 Richard Guenther <rguenther@suse.de>
6496 * tree-vrp.c (check_all_array_refs): Skip non-excutable blocks.
6497 (simplify_switch_using_ranges): Mark to be removed edges
6500 2010-01-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6502 * config/pa/t-slibgcc-dwarf-ver (SHLIB_SOVERSION): Bump by two.
6504 * collect2.c (scan_libraries): Add missing argument in call to
6507 2010-01-02 Uros Bizjak <ubizjak@gmail.com>
6510 * config/alpha/predicates.md (aligned_memory_operand): Return false
6512 (unaligned_memory_operand): Return true for CQImode.
6513 * config/alpha/alpha.c (get_aligned_mem): Assert that location
6514 doesn not cross aligned SImode word boundary.
6516 2010-01-02 Anatoly Sokolov <aesok@post.ru>
6518 * config/avr/avr.h (REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, XEXP_):
6520 * config/avr/avr-protos.h (avr_init_once, avr_optimization_options,
6521 avr_change_section, avr_reg_class_from_letter) : Remove declaration.
6523 2010-01-02 Richard Guenther <rguenther@suse.de>
6526 * toplev.c (compile_file): Emit LTO marker properly. Change
6528 * collect2.c (scan_prog_file): Adjust for changed LTO marker.
6530 2010-01-01 Richard Guenther <rguenther@suse.de>
6533 * tree-sra.c (analyze_all_variable_accesses): Work in DECL_UID order.
6535 2010-01-01 Richard Guenther <rguenther@suse.de>
6538 * c-decl.c (grokdeclarator): For zero-size arrays force
6539 structural equality checks as layout_type does.
6541 2010-01-01 H.J. Lu <hongjiu.lu@intel.com>
6543 * builtins.c: Update copyright to 2010.
6545 2010-01-01 H.J. Lu <hongjiu.lu@intel.com>
6548 * lto-streamer-out.c (produce_asm): Revert the last change.
6549 (copy_function): Likewise.
6551 * lto-streamer.c (lto_get_section_name): Skip any leading
6554 2010-01-01 Richard Guenther <rguenther@suse.de>
6557 * builtins.c (get_object_alignment): Do not use DECL_ALIGN
6561 Copyright (C) 2010 Free Software Foundation, Inc.
6563 Copying and distribution of this file, with or without modification,
6564 are permitted in any medium without royalty provided the copyright
6565 notice and this notice are preserved.