1 2010-04-18 Matthias Klose <doko@ubuntu.com>
3 * gcc.c (main): Search for liblto_plugin.so with mode R_OK.
5 2010-04-18 Ira Rosen <irar@il.ibm.com>
7 PR tree-optimization/43771
8 * tree-vect-slp.c (vect_supported_load_permutation_p): Check that
9 load permutation doesn't have gaps.
11 2010-04-18 Jan Hubicka <jh@suse.cz>
13 * i386.md (UNSPEC_SSE_PROLOGUE_SAVE_LOW): New.
14 (sse_prologue_save_insn expander): Use new pattern.
15 (sse_prologue_save_insn1): New pattern and splitter.
16 (sse_prologue_save_insn): Update to deal also with 64bit aligned
18 * i386.c (setup_incoming_varargs_64): Do not compute jump destination here.
19 (ix86_gimplify_va_arg): Update alignment needed.
20 (ix86_local_alignment): Do not align all local arrays
23 2010-04-17 Jan Hubicka <jh@suse.cz>
25 * ipa-inline.c (cgraph_early_inlining): Handle flattening too.
27 2010-04-17 Richard Earnshaw <rearnsha@arm.com>
29 * arm.md (negdi2): Remove redundant code to force values into a
32 2010-04-17 Richard Earnshaw <rearnsha@arm.com>
34 * arm/bpabi.S: Add EABI alignment attributes to objects.
35 * arm/bpabi-v6m.S: Likewise.
36 * arm/crti.asm: Likewise.
37 * arm/crtn.asm: Likewise.
38 * arm/lib1funcs.asm: Likewise.
39 * arm/libunwind.S: Likewise.
41 2010-04-17 Richard Earnshaw <rearnsha@arm.com>
43 * arm-protos.h (tune_params): New structure.
44 * arm.c (current_tune): New variable.
45 (arm_constant_limit): Delete.
46 (struct processors): Add pointer to the tune parameters.
47 (arm_slowmul_tune): New tuning option.
48 (arm_fastmul_tune, arm_xscale_tune, arm_9e_tune): Likewise.
49 (all_cores): Adjust to pick up the tuning model.
50 (arm_constant_limit): New function.
51 (arm_override_options): Select the appropriate tuning model. Delete
52 initialization of arm_const_limit.
53 (arm_split_constant): Use the new constant-limit model.
54 (arm_rtx_costs): Pick up the current tuning model.
55 * arm.md (is_strongarm, is_xscale): Delete.
56 * arm-generic.md (load_ldsched_x, load_ldsched): Test explicitly
57 for Xscale variant architectures.
58 (mult_ldsched_strongarm, mult_ldsched): Similarly for StrongARM.
60 2010-04-17 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
62 * config/arm/arm.c (arm_gen_constant): Remove unused variable
64 (arm_rtx_costs_1): Remove unused variable extra_cost.
65 (arm_unwind_emit_set): Use variable offset.
66 (thumb1_output_casesi): Remove unused variable flags.
68 2010-04-16 Jeff Law <law@redhat.com>
70 * ira-color.c (ira_reassign_pseudos): Collect and sort all the pseudos
71 needing assignment rather than doing a two-phase assignment. Remove
74 2010-04-16 Jakub Jelinek <jakub@redhat.com>
77 * alias.c (memrefs_conflict_p): Don't crash if CSELIB_VAL_PTR is NULL.
79 2010-04-16 Doug Kwan <dougkwan@google.com>
81 * tree-ssa-reassoc.c (struct operand_entry): Add new field ID.
82 (next_operand_entry_id): New static variable.
83 (sort_by_operand_rank): Stabilize qsort comparator by using unique IDs.
84 (add_to_ops_vec): Assigned unique ID to operand entry.
85 (struct oecount_s): New field ID.
86 (oecount_cmp): Stabilize qsort comparotor by using unique IDs.
87 (undistribute_ops_list): Assign unique IDs to oecounts.
88 (init_reassoc): reset next_operand_entry_id.
90 2010-04-16 Doug Kwan <dougkwan@google.com>
92 * config/i386/i386.md (*jcc_bt<mode>): Fix build breakage by adding
93 missing left parenthesis.
95 2010-04-16 Uros Bizjak <ubizjak@gmail.com>
97 * config/i386/i386.md (*bt<mode>): Macroize insn from *btsi and
98 *btdi_rex64 using SWI48 mode iterator.
99 (*jcc_bt<mode>): Ditto from *jcc_btsi and *jcc_btdi_rex64.
100 (*jcc_bt<mode>_mask): Ditto from *jcc_btsi_mask and
101 *jcc_btdi_mask_rex64.
103 2010-04-16 Anatoly Sokolov <aesok@post.ru>
105 * double-int.h (tree_to_double_int): Convert to macro.
106 * double-int.c (tree_to_double_int): Remove.
108 2010-04-16 Jakub Jelinek <jakub@redhat.com>
111 * dwarf2out.c (add_bound_info): Always call loc_list_from_tree
112 with want_address 2 and in case a single element list might be
113 possible, call it again with want_address 0.
115 2010-04-12 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
117 * config/h8300/h8300.c (print_operand) : Modify case 'V' and
118 case 'W' print operands for HI mode.
119 * config/h8300/h8300.h (Y0, Y2) : New constraints.
120 * config/h8300/h8300.md (bclrqi_msx, bclrhi_msx): New patterns
121 (bsetqi_msx, bsethi_msx, bnotqi_msx, bnothi_msx): Likewise.
122 * config/h8300/predicate.md (bit_register_indirect_operand): New.
124 * config/h8300/h8300.h (OK_FOR_U): Support 'U' constraint for H8300SX.
126 * config/h8300/h8300.md (movqi_h8sx, movhi_h8sx, movsi_h8sx,
127 cmphi_h8300hs_znvc, cmpsi, addhi3_h8sx) : Emit instructions in
128 #xx:3 and #xx:4 mode.
130 * config/h8300/h8300.md (inverted load with HImode dest): Add
133 * config/h8300/predicate.md (bit_operand): Allow immediate values that
134 satisfy 'U' constraint.
136 2010-04-16 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
138 * configure.ac: Check for elf_getshdrstrndx or elf_getshstrndx
140 * configure: Regenerate.
141 * config.in: Regenerate.
142 * doc/install.texi (Prerequisites): Document that Solaris 2 libelf
145 2010-04-16 Richard Guenther <rguenther@suse.de>
147 * tree.h (struct tree_decl_minimal): Move pt_uid ...
148 (struct tree_decl_common): ... here.
149 (DECL_PT_UID): Adjust.
150 (SET_DECL_PT_UID): Likewise.
151 (DECL_PT_UID_SET_P): Likewise.
153 2010-04-16 Richard Guenther <rguenther@suse.de>
155 PR tree-optimization/43572
156 * tree-ssa-alias.h (call_may_clobber_ref_p): Declare.
157 * tree-ssa-alias.c (call_may_clobber_ref_p): Export.
158 * tree-flow.h (is_call_clobbered): Remove.
159 * tree-flow-inline.h (is_call_clobbered): Likewise.
160 * tree-dfa.c (dump_variable): Do not dump call clobber state.
161 * tree-nrv.c (dest_safe_for_nrv_p): Use the alias oracle.
162 (execute_return_slot_opt): Adjust.
163 * tree-tailcall.c (suitable_for_tail_opt_p): Remove
164 check for call clobbered vars here.
165 (find_tail_calls): Move tailcall verification to the
168 2010-04-16 Diego Novillo <dnovillo@google.com>
170 * doc/invoke.texi: Explain how are unrecognized -Wno- warnings
173 2010-04-16 Bernd Schmidt <bernds@codesourcery.com>
176 * config/arm/arm.md (cbranchqi4): New pattern.
177 * config/arm/predicates.md (const0_operand,
178 cbranchqi4_comparison_operator): New predicates.
180 2010-04-16 Richard Guenther <rguenther@suse.de>
182 * gimple-pretty-print.c (dump_gimple_phi): Dump alias info.
183 (dump_gimple_stmt): Likewise.
185 2010-04-16 Bernd Schmidt <bernds@codesourcery.com>
187 * recog.h (struct recog_data): New field is_operator.
188 (struct insn_operand_data): New field is_operator.
189 * recog.c (extract_insn): Set recog_data.is_operator.
190 * genoutput.c (output_operand_data): Emit code to set the
192 * reload.c (find_reloads): Use it rather than testing for an
193 empty constraint string.
196 * config/arm/arm.md (cbranchsi4_insn): Renamed from "*cbranchsi4_insn".
197 If the previous insn is a cbranchsi4_insn with the same arguments,
198 omit the compare instruction.
200 * config/arm/arm.md (addsi3_cbranch): If destination is a high
201 register, inputs must be low registers and we need a low register
202 scratch. Handle alternative 2 like alternative 3.
204 2010-04-16 Jakub Jelinek <jakub@redhat.com>
206 * alias.c (memrefs_conflict_p): If x and y are the same VALUE,
207 don't call get_addr on both. If one expression is a VALUE and
208 the other a REG, check VALUE's locs if the REG isn't among them.
210 2010-04-16 Christian Bruel <christian.bruel@st.com>
212 * config/sh/sh.h (sh_frame_pointer_required): New function.
213 * config/sh/sh.h (TARGET_FRAME_POINTER_REQUIRED): New macro.
214 (flag_omit_frame_pointer) Set.
215 (MASK_ACCUMULATE_OUTGOING_ARGS) Define and Set.
216 (rounded_frame_size): Adjust size with outgoing_args_size.
217 (sh_set_return_address): Must return from stack pointer.
218 * gcc/config/sh/sh.h (CAN_DEBUG_WITHOUT_FP): Define.
219 (SUBTARGET_FRAME_POINTER_REQUIRED): Define.
220 (ACCUMULATE_OUTGOING_ARGS): Define.
221 * doc/invoke.texi (maccumulate-outgoing-args): Document for SH.
222 * gcc/config/sh/sh.opt: (maccumulate-outgoing-args): New option.
224 2010-04-15 Kaz Kojima <kkojima@gcc.gnu.org>
227 * config/sh/sh.c (sh_legitimize_reload_address): Use
228 MAYBE_BASE_REGISTER_RTX_P instead of BASE_REGISTER_RTX_P.
229 Remove a unneeded check for offset_base.
231 2010-04-15 H.J. Lu <hongjiu.lu@intel.com>
233 * configure: Regenerated.
235 2010-04-15 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
237 * config/s390/s390.c (s390_call_save_register_used): Switch back
240 2010-04-15 Richard Guenther <rguenther@suse.de>
242 * alias.c (alias_set_subset_of): Handle alias-set zero
245 2010-04-15 Mark Shinwell <shinwell@codesourcery.com>
246 Julian Brown <julian@codesourcery.com>
248 * config/arm/thumb2.md (thumb2_movsi_insn): Split ldr and str
249 alternatives according to use of high and low regs.
250 * config/arm/vfp.md (thumb2_movsi_vfp): Likewise.
251 * config/arm/arm.h (CONDITIONAL_REGISTER_USAGE): Use high regs when
252 optimizing for size on Thumb-2.
254 2010-04-15 Thomas Schwinge <tschwinge@gnu.org>
256 * config.gcc <i[34567]86-*-gnu*>: Handle softfp as for Linux.
258 2010-04-15 Richard Guenther <rguenther@suse.de>
260 * tree-ssa-structalias.c (struct variable_info): Add
262 (new_var_info): Initialize it.
263 (dump_constraints): Support printing last added constraints.
264 (debug_constraints): Adjust.
265 (dump_constraint_graph): Likewise.
266 (make_heapvar_for): Check for NULL cfun.
267 (get_function_part_constraint): New function.
268 (get_fi_for_callee): Likewise.
269 (find_func_aliases): Properly implement IPA PTA constraints.
270 (process_ipa_clobber): New function.
271 (find_func_clobbers): Likewise.
272 (insert_into_field_list_sorted): Remove.
273 (create_function_info_for): Properly allocate vars for IPA mode.
274 Do not use insert_into_field_list_sorted.
275 (create_variable_info_for): Properly generate constraints for
276 global vars in IPA mode.
277 (dump_solution_for_var): Always dump the solution.
278 (set_uids_in_ptset): Initialize DECL_PT_UID if in ipa-mode.
279 (find_what_var_points_to): Adjust.
280 (pt_solution_set): Change.
281 (pt_solution_ior_into): New function.
282 (pt_solution_empty_p): Export.
283 (pt_solution_includes_global): Adjust.
284 (pt_solution_includes_1): Likewise.
285 (pt_solutions_intersect_1): Likewise.
286 (dump_sa_points_to_info): Check some invariants.
287 (solve_constraints): Move constraint dumping ...
288 (compute_points_to_sets): ... here.
289 (ipa_pta_execute): ... and here.
290 (compute_may_aliases): Do not re-compute points-to info
291 locally if IPA info is available.
292 (ipa_escaped_pt): New global var.
293 (ipa_pta_execute): Properly implement IPA PTA.
294 * tree-into-ssa.c (dump_decl_set): Support dumping
295 decls not in referenced-vars.
296 * tree-flow.h (struct gimple_df): Add ipa_pta flag.
297 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Adjust.
298 (dump_points_to_solution): Likewise.
299 * tree-dfa.c (dump_variable): Also dump DECL_PT_UID.
300 * tree-inline.c (remap_ssa_name): Copy IPA points-to solution.
301 (remap_gimple_stmt): Reset call clobber/use information if
303 (copy_decl_to_var): Copy DECL_PT_UID.
304 (copy_result_decl_to_var): Likewise.
305 * tree.c (make_node_stat): Initialize DECL_PT_UID.
306 (copy_node_stat): Copy it.
307 * tree.h (DECL_PT_UID): New macro.
308 (SET_DECL_PT_UID): Likewise.
309 (DECL_PT_UID_SET_P): Likewise.
310 (struct tree_decl_minimal): Add pt_uid member.
311 * tree-ssa-alias.h (struct pt_solution): Add ipa_escaped flag.
312 (pt_solution_empty_p): Declare.
313 (pt_solution_set): Adjust.
314 (ipa_escaped_pt): Declare.
315 * cfgexpand.c (update_alias_info_with_stack_vars): Adjust.
316 * gimple-pretty-print.c (pp_points_to_solution): New function.
317 (dump_gimple_call): Dump call clobber/use information.
318 * tree-dump.c (dump_option_value_in): Add TDF_ALIAS entry.
319 * tree-pass.h (TDF_ALIAS): New dump option.
320 * tree-pretty-print.c (dump_decl_name): Dump DECL_PT_UID if asked to.
321 * doc/invoke.texi (-fipa-pta): Update documentation.
323 2010-04-15 Richard Guenther <rguenther@suse.de>
325 * Makefile.in (OBJS-common): Add gimple-fold.o.
326 (gimple-fold.o): New rule.
327 * tree.h (maybe_fold_offset_to_reference,
328 maybe_fold_offset_to_address, maybe_fold_stmt_addition): Move
330 * gimple.h: ... here.
331 * tree-flow.h (fold_stmt, fold_stmt_inplace, get_symbol_constant_value,
332 may_propagate_address_into_dereference): Move prototypes ...
333 * gimple.h: ... here.
334 * tree-ssa-ccp.c (get_symbol_constant_value,
335 may_propagate_address_into_dereference, maybe_fold_offset_to_array_ref,
336 maybe_fold_offset_to_component_ref, maybe_fold_offset_to_reference,
337 maybe_fold_offset_to_address, maybe_fold_stmt_indirect,
338 maybe_fold_stmt_addition, maybe_fold_reference, get_maxval_strlen,
339 ccp_fold_builtin, fold_gimple_assign, fold_gimple_cond,
340 fold_gimple_call, fold_stmt_1, fold_stmt, fold_stmt_inplace,
341 gimplify_and_update_call_from_tree): Move ...
342 * gimple-fold.c: ... here. New file.
343 (ccp_fold_builtin): Rename to ...
344 (gimple_fold_builtin): ... this.
345 * tree-ssa-ccp.c (execute_fold_all_builtins): Adjust.
347 2010-04-15 Richard Guenther <rguenther@suse.de>
349 * fold-const.c (LOWPART, HIGHPART, BASE, encode, decode,
350 fit_double_type, force_fit_type_double, add_double_with_sign,
351 neg_double, mul_double_with_sign, lshift_double, rshift_double,
352 lrotate_double, rrotate_double, div_and_round_double): Move ...
353 * double-int.c: ... here.
354 * tree.h (force_fit_type_double, fit_double_type, add_double_with_sign,
355 add_double, neg_double, mul_double_with_sign, mul_double,
356 lshift_double, rshift_double, lrotate_double, rrotate_double,
357 div_and_round_double): Move prototypes ...
358 * double-int.h: ... here.
360 2010-04-15 Bernd Schmidt <bernds@codesourcery.com>
363 * config/sh/sh.md (doloop_end_split, dect): Undo previous patch. Use
364 matching constraints to ensure inputs match the output.
366 2010-04-15 Kaz Kojima <kkojima@gcc.gnu.org>
369 * config/sh/sh.md (doloop_end_split): Remove "+r" constraint
370 in an input-only operand.
372 2010-04-15 Anatoly Sokolov <aesok@post.ru>
374 * double-int.h (HOST_BITS_PER_DOUBLE_INT): Define.
375 (double_int_not, double_int_lshift, double_int_rshift): Declare.
376 (double_int_negative_p): Convert to static inline function.
377 * double-int.c (double_int_lshift, double_int_lshift): Add new function.
378 (double_int_negative_p): Remove.
379 * tree.h (lshift_double, rshift_double):
380 * tree.c (build_low_bits_mask): Clean up, use double_int_* functions.
381 * fold-const.c (fold_convert_const_int_from_real,
382 fold_convert_const_int_from_fixed, div_if_zero_remainder): (Ditto.).
383 (lshift_double): Change type of arith argument to bool.
384 (rshift_double): Change type of arith argument to bool. Correct
386 * expmed.c (mask_rtx, lshift_value): (Ditto.).
388 2010-04-14 Bernd Schmidt <bernds@codesourcery.com>
391 * ifcvt.c (cond_exec_process_if_block): Look for identical sequences
392 at the start and end of the then/else blocks, and omit them from the
394 * cfgcleanup.c (flow_find_cross_jump): No longer static. Remove MODE
395 argument; all callers changed. Pass zero to old_insns_match_p instead.
396 (flow_find_head_matching_sequence): New function.
397 (old_insns_match_p): Check REG_EH_REGION notes for calls.
398 * basic-block.h (flow_find_cross_jump,
399 flow_find_head_matching_sequence): Declare functions.
401 2010-04-14 Jason Merrill <jason@redhat.com>
404 * c-common.c (attribute_takes_identifier_p): New fn.
405 * c-common.h: Declare it.
407 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
409 * config/i386/i386.md (*divmod<mode>4): Remove stray "&&" from
411 (*udivmod<mode>4): Ditto.
413 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
415 * config/i386/i386.md (maxmin_int): Rename code attribute from
416 maxminiprefix and update all users.
417 (maxmin_float): Ditto from maxminfprefix.
418 (logic): Ditto from logicprefix.
419 (absneg_mnemonic): Ditto from absnegprefix.
420 * config/i386/mmx.md: Update all users of maxminiprefix,
421 maxminfprefix and logicprefix for rename.
422 * config/i386/sse.md: Ditto.
423 * config/i386/sync.md (sync_<code><mode>): Update for
426 2010-04-14 Manuel López-Ibáñez <manu@gcc.gnu.org>
429 * diagnostics.c (diagnostic_report_diagnostic): Mark specially
430 warnings converted to errors.
432 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
434 * config/alpha/alpha.c (alpha_adjust_cost): Remove set but not
435 used insn_type variable.
436 (function_value): Add ATTRIBUTE_UNUSED to dummy variable declaration
437 to avoid set-but-not-used warning.
439 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
441 * df-core.c (df_ref_debug): Change format string placeholder
443 * dwarf2asm.c (dw2_asm_output_data_raw,
444 dw2_asm_output_data_uleb128_raw, dw2_asm_output_data_uleb128,
445 dw2_asm_output_data_sleb128_raw, dw2_asm_output_data_sleb128): Ditto.
446 * dwarf2out.c (output_cfi, output_cfi_directive,
447 dwarf2out_do_cfi_startproc, output_loc_sequence_raw,
448 output_cfa_loc_raw, output_die, output_ranges, output_file_names):
450 * genattrtab.c (write_test_expr, write_attr_valueq): Ditto.
451 * print-rtl.c (print_rtx): Ditto.
453 2010-04-14 Michael Meissner <meissner@linux.vnet.ibm.com>
456 * builtins.c (expand_builtin_pow_root): New function to expand pow
457 calls with exponents 0.25, 0.50, 0.75, 1./3., and 1./6. into a
458 series of sqrt and cbrt calls under -ffast-math.
459 (expand_builtin_pow): Call it.
461 2010-04-14 Michael Matz <matz@suse.de>
463 PR tree-optimization/42963
464 * tree-cfg.c (touched_switch_bbs): New static variable.
465 (group_case_labels_stmt): New function broken out from ...
466 (group_case_labels): ... here, use the above.
467 (start_recording_case_labels): Allocate touched_switch_bbs.
468 (end_recording_case_labels): Deallocate it, call
469 group_case_labels_stmt.
470 (gimple_redirect_edge_and_branch): Remember index of affected BB.
472 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
474 * config/i386/i386.md (*popcountsi2_cmp_zext): Remove mode attribute
477 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
479 * config/i386/i386.md (*ashlqi3_1_slp): New insn pattern.
481 2010-04-13 Jan Hubicka <jh@suse.cz>
483 * ipa-inline.c (cgraph_mark_inline_edge): Avoid double accounting
484 of optimized out static functions.
485 (cgraph_edge_badness): Add DUMP parameter and dump reasons for the
486 cost computation. Also sanity check for overflows.
487 (update_caller_keys): Update cgraph_edge_badness call; properly
488 update fibheap and sanity check that it is up to date.
489 (add_new_edges_to_heap): Update cgraph_edge_badness.
490 (cgraph_decide_inlining_of_small_function): Likewise;
491 add sanity checking that badness in heap is up to date;
492 improve dumping of reason; Update badness of calls to the
493 offline copy of function currently inlined; dump badness
494 of functions not inlined because of unit growth limits.
496 2010-04-13 Eric Botcazou <ebotcazou@adacore.com>
499 * c-common.c (pointer_int_sum): Disregard overflow that occured only
500 because of sign-extension change when converting to sizetype here...
501 * fold-const.c (fold_convert_const_int_from_int): ...and not here.
503 * fold-const.c (fold_binary_op_with_conditional_arg): Do not restrict
504 the folding to constants. Remove redundant final conversion.
505 (fold_binary) <associate>: Do not associate if the re-association of
506 constants alone overflows.
507 (fold_binary) <FLOOR_MOD_EXPR>: Move transformation into BIT_AND_EXPR
508 to the end of the list.
509 (multiple_of_p) <COND_EXPR>: New case.
511 2010-04-13 Manuel López-Ibáñez <manu@gcc.gnu.org>
513 * opt-functions.awk (opt_sanitized_name): New.
515 * optc-gen.awk: Use it
516 * opth-gen.awk: Use it.
518 2010-04-13 Martin Jambor <mjambor@suse.cz>
520 * tree-sra.c (replace_uses_with_default_def_ssa_name): New function.
521 (sra_modify_assign): Delete stmts loading dead data even if racc has no
522 children. Call replace_uses_with_default_def_ssa_name to handle
525 2010-04-13 Michael Matz <matz@suse.de>
528 * builtins.c (expand_builtin_interclass_mathfn): Also create
529 a register if the predicate doesn't match.
531 2010-04-13 Diego Novillo <dnovillo@google.com>
533 * Makefile.in (c-pch.o, ggc-common.o): Depend on timevar.h.
534 * c-pch.c: Include timevar.h.
535 (c_common_write_pch): Use TV_PCH_SAVE and TV_PCH_CPP_SAVE timers.
536 (c_common_read_pch): Use TV_PCH_RESTORE and TV_PCH_CPP_RESTORE timers.
537 * ggc-common.c: Include timevar.h.
538 (gt_pch_save): Use TV_PCH_PTR_REALLOC and TV_PCH_PTR_SORT timers.
539 * timevar.def (TV_PCH_SAVE): Define.
540 (TV_PCH_CPP_SAVE): Define.
541 (TV_PCH_PTR_REALLOC): Define.
542 (TV_PCH_PTR_SORT): Define.
543 (TV_PCH_RESTORE): Define.
544 (TV_PCH_CPP_RESTORE): Define.
546 2010-04-13 Michael Matz <matz@suse.de>
548 * tree-ssa-reassoc.c (repropagate_negates): Merge negates also
550 (can_reassociate_p): New function.
551 (break_up_subtract_bb, reassociate_bb): Use it.
553 2010-04-13 Richard Guenther <rguenther@suse.de>
556 * builtins.c (c_readstr): Fix assert.
558 2010-04-13 Uros Bizjak <ubizjak@gmail.com>
560 * config/i386/i386.md (extendsidi2 splitter): Also check for DX_REG
561 when generating cltd insn.
563 (*ashl<mode>3_1): Remove special handling for register operand 2.
564 (*ashlsi3_1_zext): Ditto.
566 (*ashlhi3_1_lea): Ditto.
568 (*ashlqi3_1_lea): Ditto.
569 (*<shiftrt_insn><mode>3_1): Ditto.
570 (*<shiftrt_insn>si3_1_zext): Ditto.
571 (*<shiftrt_insn>qi3_1_slp): Ditto.
572 (*<rotate_insn><mode>3_1): Ditto.
573 (*<rotate_insn>si3_1_zext): Ditto.
574 (*<rotate_insn>qi3_1_slp): Ditto.
576 2010-04-13 Richard Guenther <rguenther@suse.de>
578 * tree-ssa-structalias.c (callused_id): Remove.
579 (call_stmt_vars): New.
580 (get_call_vi): Likewise.
581 (lookup_call_use_vi): Likewise.
582 (lookup_call_clobber_vi): Likewise.
583 (get_call_use_vi): Likewise.
584 (get_call_clobber_vi): Likewise.
585 (make_transitive_closure_constraints): Likewise.
586 (handle_const_call): Adjust to do per-call call-used handling.
587 (handle_pure_call): Likewise.
588 (find_what_var_points_to): Remove general callused handling.
589 (init_base_vars): Likewise.
590 (init_alias_vars): Initialize call_stmt_vars.
591 (compute_points_to_sets): Process call-used and call-clobbered
592 vars for call statements.
593 (delete_points_to_sets): Free call_stmt_vars.
595 2010-04-13 Richard Guenther <rguenther@suse.de>
597 * tree-vect-data-refs.c (vect_analyze_data_ref_dependence):
598 Only add RW dependence for dependence distance zero.
599 Adjust maximal vectorization factor according to dependences.
600 Move alignment handling ...
601 (vect_find_same_alignment_drs): ... here. New function.
602 (vect_analyze_data_ref_dependences): Adjust.
603 (vect_analyze_data_refs_alignment): Call vect_find_same_alignment_drs.
604 (vect_analyze_data_refs): Adjust minimal vectorization factor
605 according to data references.
606 * tree-vect-loop.c (vect_analyze_loop): Analyze data-ref
607 dependences before determining the vectorization factor.
608 Analyze alignment after determining the vectorization factor.
609 * tree-vect-slp.c ((vect_slp_analyze_bb): Analyze data-ref
610 dependences before alignment.
611 * tree-vectorizer.h (vect_analyze_data_ref_dependences):
613 (vect_analyze_data_refs): Likewise.
614 (MAX_VECTORIZATION_FACTOR): New define.
616 2010-04-13 Duncan Sands <baldrick@free.fr>
618 * except.h (lang_eh_type_covers): Remove.
619 * except.c (lang_eh_type_covers): Likewise.
621 2010-04-13 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
622 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
624 * gcc/config/s390/s390.md: Replace TARGET_64BIT with TARGET_ZARCH.
625 * gcc/config/s390/s390.c: Replace UNTIS_PER_WORD with
626 UNITS_PER_LONG where it is ABI relevant.
627 (s390_return_addr_rtx): Likewise.
628 (s390_back_chain_rtx): Likewise.
629 (s390_frame_area): Likewise.
630 (s390_frame_info): Likewise.
631 (s390_initial_elimination_offset): Likewise.
632 (save_gprs): Likewise.
633 (s390_emit_prologue): Likewise.
634 (s390_emit_epilogue): Likewise.
635 (s390_function_arg_advance): Likewise.
636 (s390_function_arg): Likewise.
637 (s390_va_start): Likewise.
638 (s390_gimplify_va_arg): Likewise.
639 (s390_function_profiler): Likewise.
640 (s390_optimize_prologue): Likewise.
641 (s390_rtx_costs): Likewise.
642 (s390_secondary_reload): Likewise.
643 (s390_promote_function_mode): Likewise.
644 (s390_hard_regno_mode_ok): Replace TARGET_64BIT with TARGET_ZARCH.
645 (s390_scalar_mode_supported_p): Disallow TImode if no 64 bit
647 (s390_unwind_word_mode): New function.
648 (s390_function_value): Split 64 bit values into register pair if
649 used as return value.
650 (s390_call_saved_register_used): Don't use HARD_REGNO_NREGS for
651 function call parameters. Handle parallels.
652 (TARGET_SCALAR_MODE_SUPPORTED_P): New macro.
653 (HARD_REGNO_CALL_PART_CLOBBERED): New macro.
654 (DWARF_CIE_DATA_ALIGNMENT): New macro.
655 (s390_expand_setmem): Remove unused variable src_addr.
656 * gcc/longlong.h: Make smul_ppmm and sdiv_qrnnd inline asms to
657 deal with 64 bit registers.
658 * gcc/config/s390/s390.h: Define __zarch__ predefined macro.
659 Replace UNITS_PER_WORD with UNITS_PER_LONG where it is ABI relevant.
660 (UNITS_PER_LONG): New macro.
661 * libjava/include/s390-signal.h: Define extended ucontext
662 structure containing the upper halfs of the 64 bit registers.
664 2010-04-13 Simon Baldwin <simonb@google.com>
666 * cfgexpand.c (gimple_expand_cfg): Clarify warning message text.
668 2010-04-13 Eric Botcazou <ebotcazou@adacore.com>
670 * gimple.c (walk_gimple_op) <GIMPLE_ASSIGN>: Do not request a pure
671 rvalue on the RHS if the LHS is of a non-renamable type.
672 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Fold result.
674 2010-04-13 Matthias Klose <doko@ubuntu.com>
676 * gcc.c (cc1_options): Handle -iplugindir before processing
677 the cc1 spec. Only add -iplugindir once.
678 (cpp_unique_options): Add -iplugindir option if -fplugin* options
680 * common.opt (iplugindir): Remove `Separate' property, initialize.
681 * plugin.c (default_plugin_dir_name): Error with missing -iplugindir
683 * Makefile.in (check-%, check-parallel-%): Create plugin dir.
684 (distclean): Remove plugin dir.
685 * doc/invoke.texi: Document -iplugindir.
687 2010-04-13 Basile Starynkevitch <basile@starynkevitch.net>
689 * doc/plugins.texi (Loading Plugins): Document short
691 (Plugin API): Mention default_plugin_dir_name function.
693 * gcc.c (find_file_spec_function): Add new declaration.
694 (static_spec_func): Use it for "find-file".
695 (find_file_spec_function): Add new function.
696 (cc1_options): Add -iplugindir option if -fplugin* options found.
698 * gcc-plugin.h (default_plugin_dir_name): Added new declaration.
700 * plugin.c (add_new_plugin): Updated comment, and handle short
702 (default_plugin_dir_name): Added new function.
704 * common.opt (iplugindir): New option to set the plugin directory.
706 2010-04-12 Uros Bizjak <ubizjak@gmail.com>
708 * config/i386/i386.md (any_rotate): New code iterator.
709 (rotate_insn): New code attribute.
711 (SWIM124): New mode iterator.
712 (<rotate_insn>ti3): New expander.
713 (<rotate_insn>di3): Macroize expander from {rotl,rotr}di3 using
714 any_rotate code iterator.
715 (<rotate_insn><mode>3) Macroize expander from {rotl,rotr}{qi,hi,si}3
716 using any_rotate code iterator and SWIM124 mode iterator.
717 (ix86_rotlti3): New insn_and_split pattern.
718 (ix86_rotrti3): Ditto.
719 (ix86_rotl<dwi>3_doubleword): Macroize insn_and_split pattern from
720 ix86_rotl{di,ti}3 patterns.
721 (ix86_rotr<dwi>3_doubleword): Ditto from ix86_rotr{di,ti}3 patterns.
722 (*<rotate_insn><mode>3_1): Merge with *{rotl,rotr}{qi,hi,si}3_1_one_bit
723 and *{rotl,rotr}di3_1_one_bit_rex64. Macroize insn from
724 *{rotl,rotr}{qi,hi,si}3_1 and *{rotl,rotr}di3_1_rex64 using any_rotate
725 code iterator and SWI mode iterator.
726 (*<rotate_insn>si3_1_zext): Merge with *{rotl,rotr}si3_1_one_bit_zext.
727 Macroize insn from {rotl,rotr}si3_1_zext using any_rotate
729 (*<rotate_insn>qi3_1_slp): Merge with *{rotl,rotr}qi3_1_one_bit_slp.
730 Macroize insn from {rotl,rotr}qi3_1_slp using any_rotate code iterator.
731 (bswap rotatert splitter): Add splitter.
732 (bswap splitter): Macroize splitter using any_rotate code iterator.
733 Add insn predicate to split only for TARGET_USE_XCHGB or when
734 optimizing function for size.
736 2010-04-12 Steve Ellcey <sje@cup.hp.com>
738 * config/pa/pa.c (emit_move_sequence): Remove use of
739 deleted variable flag_argument_noalias.
741 2010-04-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
743 * config.gcc: Removed *-*-solaris2.7* from list of obsolete
745 Add to unsupported targets list.
746 * configure.ac (gcc_cv_as_tls): Removed i[34567]86-*-solaris2.[567]*,
747 sparc*-sun-solaris2.[567]* from target lists.
748 * configure: Regenerate.
749 * doc/install.texi (Specific, *-*-solaris2*): Document Solaris 7
751 Remove Solaris 7 patch references.
752 (Specific, sparc-sun-solaris2.7): Removed.
753 (sparc-sun-solaris2*): Update Solaris 7 example.
754 (sparc64-*-solaris2*): Likewise.
756 2010-04-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
758 * config.build (alpha*-dec-osf4*): Remove.
759 * config.gcc: Remove alpha*-dec-osf4*, alpha-dec-osf5.0* from list
760 of obsolete configurations.
761 (alpha*-dec-osf[45]*): Remove alpha*-dec-osf4*, alpha-dec-osf5.0*
763 * config/alpha/t-osf4: Renamed to ...
764 * config/alpha/t-osf5: ... this.
765 * config/alpha/osf.h: Renamed to ...
766 * config/alpha/osf5.h: ... this.
767 Merged old osf5.h contents.
769 (ASM_SPEC): Use ASM_OLDAS_SPEC directly.
770 (EXTRA_SPECS): Removed.
771 * doc/install.texi (Specific, alpha*-dec-osf5.1): Renamed to
772 reflect removal of Tru64 UNIX V4.0/V5.0 support.
775 2010-04-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
777 * doc/contrib.texi (Contributors, Rainer Orth): Update.
779 2010-04-12 Kai Tietz <kai.tietz@onevision.com>
782 * config/i386/i386.c (x86_this_parameter): Handle aggregate for
783 __thiscall convention.
785 2010-04-12 Steve Ellcey <sje@cup.hp.com>
787 * config/pa/pa.c (hppa_legitimize_address): Remove unused variable
789 * config/pa/pa.md (call, call_value): Remove unused variable call_insn.
791 2010-04-12 Steve Ellcey <sje@cup.hp.com>
793 * function.c (assign_parms_initialize_all): Add unused attribute
796 2010-04-12 Richard Guenther <rguenther@suse.de>
798 * gsstruct.def (GSS_CALL): New.
799 * gimple.def (GIMPLE_CALL): Change to GSS_CALL.
800 * gimple.h: Include tree-ssa-alias.h.
801 (struct gimple_statement_call): New.
802 (union gimple_statement_struct_d): Add gimple_call member.
803 (gimple_call_reset_alias_info): Declare.
804 (gimple_call_use_set): New function.
805 (gimple_call_clobber_set): Likewise.
806 * Makefile.in (GIMPLE_H): Add tree-ssa-alias.h.
807 * gimple.c (gimple_call_reset_alias_info): New function.
808 (gimple_build_call_1): Call it.
809 * lto-streamer-in.c (input_gimple_stmt): Likewise.
810 * tree-inline.c (remap_gimple_stmt): Likewise.
811 (expand_call_inline): Remove callused handling.
812 * cfgexpand.c (update_alias_info_with_stack_vars): Likewise.
813 * tree-dfa.c (dump_variable): Likewise.
814 * tree-parloops.c (parallelize_loops): Likewise.
815 * tree-ssa.c (init_tree_ssa): Likewise.
816 (delete_tree_ssa): Likewise.
817 * tree-flow-inline.h (is_call_used): Remove.
818 * tree-flow.h (struct gimple_df): Remove callused member.
819 * tree-nrv.c (dest_safe_for_nrv_p): Adjust predicate.
820 * tree-ssa-alias.c (dump_alias_info): Remove callused handling.
821 (ref_maybe_used_by_call_p_1): Simplify.
822 (call_may_clobber_ref_p_1): Likewise.
823 * tree-ssa-structalias.c (compute_points_to_sets): Set
824 the call stmt used and clobbered sets.
825 * tree-tailcall.c (suitable_for_tail_opt_p): Adjust predicate.
826 (find_tail_calls): Verify the tail call.
828 2010-04-12 Richard Guenther <rguenther@suse.de>
830 * ipa.c (cgraph_postorder): Adjust postorder to guarantee
831 single-iteration always-inline inlining.
832 * ipa-inline.c (cgraph_mark_inline): Do not return anything.
833 (cgraph_decide_inlining): Do not handle always-inline specially.
834 (try_inline): Remove always-inline cycle detection special case.
835 Do not recurse on always-inlines.
836 (cgraph_early_inlining): Do not iterate if not optimizing.
837 (cgraph_gate_early_inlining): remove.
838 (pass_early_inline): Run unconditionally.
839 (gate_cgraph_decide_inlining): New function.
840 (pass_ipa_inline): Use it. Do not run the IPA inliner if
841 not inlining or optimizing.
842 (cgraph_decide_inlining_of_small_functions): Also consider
843 always-inline functions.
844 (cgraph_default_inline_p): Return true for nodes which should
845 disregard inline limits.
846 (estimate_function_body_sizes): Assume zero size and time for
847 nodes which are marked as disregarding inline limits.
848 (cgraph_decide_recursive_inlining): Do not perform recursive
849 inlining on always-inline nodes.
851 2010-04-12 Jakub Jelinek <jakub@redhat.com>
854 * c-typeck.c (c_process_expr_stmt): Call mark_exp_read even
855 for exprs satisfying handled_component_p.
857 2010-04-12 Eric Botcazou <ebotcazou@adacore.com>
859 * expr.c (categorize_ctor_elements_1): Properly count sub-elements of
860 non-constant aggregate elements.
862 * gimplify.c (gimplify_init_constructor): Do not pre-evaluate if this
863 is a real initialization.
865 2010-04-12 Shujing Zhao <pearly.zhao@oracle.com>
868 * c-decl.c (start_function): Move forward check for nested function.
870 2010-04-11 Kaz Kojima <kkojima@gcc.gnu.org>
872 * config/sh/sh-protos.h (sh_legitimize_reload_address): Declare.
873 * config/sh/sh.c: Include reload.h.
874 (sh_legitimize_reload_address): New.
875 * config/sh/sh.h (LEGITIMIZE_RELOAD_ADDRESS): Use
876 sh_legitimize_reload_address.
878 2010-04-11 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
880 * config/sh/sh.md (*movqi_pop): New insn pattern.
881 * config/sh/predicates.md (sh_no_delay_pop_operand): New predicate.
883 2010-04-11 Uros Bizjak <ubizjak@gmail.com>
885 * config/i386/i386.md (any_shiftrt): New code iterator.
886 (shiftrt_insn): New code attribute.
888 (<shiftrt_insn><mode>3): Macroize expander from {ashr,lshr}<mode>3
889 using any_shiftrt code iterator.
890 (*<shiftrt_insn><mode>3_doubleword): Macroize insn_and_split from
891 *{ashr,lshr}<mode>3_doubleword using any_shiftrt code iterator.
892 (*<shiftrt_insn><mode>3_doubleword peephole2): Macroize peephole2
893 pattern from corresponding peephole2 patterns.
894 (*<shiftrt_insn><mode>3_1): Macroize insn from *{ashr,lshr}<mode>3_1
895 using any_shiftrt code iterator.
896 (*<shiftrt_insn>si3_1_zext): Ditto from *{ashr,lshr}si3_1_zext.
897 (*<shiftrt_insn>qi3_1_slp): Ditto from *{ashr,lshr}qi3_1_slp.
898 (*<shiftrt_insn><mode>3_cmp): Ditto from *{ashr,lshr}<mode>3_cmp.
899 (*<shiftrt_insn><mode>3_cmp_zext): Ditto from
900 *{ashr,lshr}<mode>3_cmp_zext.
901 (*<shiftrt_insn><mode>3_cconly): Ditto from *{ashr,lshr}<mode>3_cconly.
903 2010-04-11 Uros Bizjak <ubizjak@gmail.com>
905 * config/i386/i386.md (*ashr<mode>3_cconly): Fix wrong mode of
907 (*lshr<mode>3_cconly): Ditto.
909 2010-04-11 Uros Bizjak <ubizjak@gmail.com>
911 * config/i386/i386.md (lshr<mode>3): Macroize expander from
912 lshr{qi,hi,si,di,ti}3_1 using SDWIM mode iterator.
913 (*lshr<mode>3_doubleword): New insn_and_split_pattern. Macroize
914 pattern from *lshr{di,ti}3_1 and corresponding splitters using
916 (*lshr<mode>3_doubleword peephole2): Macroize peephole2 pattern
917 from corresponding peephole2 patterns.
918 (*lshr<mode>3_1): Merge with *lshr{qi,hi,si}3_1_one_bit and
919 *lshrdi3_1_one_bit_rex64. Macroize insn from *lshr{qi,hi,si}3_1
920 and *lshrdi3_1_rex64 using SWI mode iterator.
921 (*lshrsi3_1_zext): Merge with *lshrsi3_1_one_bit_zext.
922 (*lshrqi3_1_slp): Merge with *lshrqi3_1_one_bit_slp.
923 (*lshr<mode>3_cmp): Merge with *lshr{qi,hi,si}3_one_bit_cmp and
924 *lshrdi3_one_bit_cmp_rex64. Macroize insn from *lshr{qi,hi,si}3_cmp
925 and *lshrdi3_cmp_rex64 using SWI mode iterator.
926 (*lshrsi3_cmp_zext): Merge with *lshrsi3_cmp_one_bit_zext.
927 (*lshr<mode>3_cconly): Merge with *lshr{qi,hi,si}3_one_bit_cconly and
928 *lshrdi3_one_bit_cconly_rex64. Macroize insn from
929 *lshr{qi,hi,si}3_cconly and *lshrdi3_cconly_rex64 using
932 2010-04-10 Uros Bizjak <ubizjak@gmail.com>
934 * config/i386/i386.md (ashr<mode>3): Macroize expander from
935 ashr{qi,hi,si,di,ti}3_1 using SDWIM mode iterator.
936 (*ashr<mode>3_doubleword): New insn_and_split_pattern. Macroize
937 pattern from *ashr{di,ti}3_1 and corresponding splitters using
939 (*ashr<mode>3_doubleword peephole2): Macroize peephole2 pattern
940 from corresponding peephole2 patterns.
941 (ashrdi3_cvt): Rename from ashrdi3_63_rex64.
942 (ashrsi3_cvt): Rename from ashrsi3_31.
943 (*ashrsi3_cvt_zext): Rename from *ashrsi3_31_zext.
944 (x86_shift<mode>_adj_3): Macroize expander from x86_shift_adj_3
945 and x86_64_shift_adj_3 using SWI48 mode iterator.
946 (*ashr<mode>3_1): Merge with *ashr{qi,hi,si}3_1_one_bit and
947 *ashrdi3_1_one_bit_rex64. Macroize insn from *ashr{qi,hi,si}3_1
948 and *ashrdi3_1_rex64 using SWI mode iterator.
949 (*ashrsi3_1_zext): Merge with *ashrsi3_1_one_bit_zext.
950 (*ashrqi3_1_slp): Merge with *ashrqi3_1_one_bit_slp.
951 (*ashr<mode>3_cmp): Merge with *ashr{qi,hi,si}3_one_bit_cmp and
952 *ashrdi3_one_bit_cmp_rex64. Macroize insn from *ashr{qi,hi,si}3_cmp
953 and *ashrdi3_cmp_rex64 using SWI mode iterator.
954 (*ashrsi3_cmp_zext): Merge with *ashrsi3_cmp_one_bit_zext.
955 (*ashr<mode>3_cconly): Merge with *ashr{qi,hi,si}3_one_bit_cconly and
956 *ashrdi3_one_bit_cconly_rex64. Macroize insn from
957 *ashr{qi,hi,si}3_cconly and *ashrdi3_cconly_rex64 using
959 (sign_extend splitters): Update for renamed ashr{di,si}3_cvt patterns.
960 * config/i386/i386.c (ix86_split_ashr): Update for renamed
961 x86_shift<mode>_adj_3 expanders.
963 2010-04-10 Wei Guozhi <carrot@google.com>
966 * config/arm/arm.c (arm_pic_static_addr): New function.
967 (legitimize_pic_address): Call arm_pic_static_addr when it detects
969 (arm_output_addr_const_extra): Output expression for new pattern.
970 * config/arm/arm.md (UNSPEC_SYMBOL_OFFSET): New unspec symbol.
972 2010-04-10 Bernd Schmidt <bernds@codesourcery.com>
974 * ira-costs.c (record_reg_classes): Ignore alternatives that are
977 * Makefile.in (web.o): Depend on insn-config.h and $(RECOG_H).
978 * web.c: Include "insn-config.h" and "recog.h".
979 (union_match_dups): New function.
981 (union_defs): Don't try to recognize match_dups.
983 * reload1.c (eliminate_regs_in_insn): Don't restore an operand
984 if doing so would replace the entire pattern.
986 2010-04-09 Uros Bizjak <ubizjak@gmail.com>
990 * config/i386/i386.md (*ashl<mode>3_doubleword): Split to insn
991 and splitter pattern. Change splitter operand 1 predicate to
994 2010-04-09 Martin Jambor <mjambor@suse.cz>
996 * ipa-cp.c (ipcp_lats_are_equal): Return true also if the two
997 lattices are addresses of CONST_DECLs with the same initial value.
998 (ipcp_print_all_lattices): Print values of CONST_DECLs.
999 * ipa-prop.c (ipa_print_node_jump_functions): Likewise.
1001 2010-04-09 Eric Botcazou <ebotcazou@adacore.com>
1002 Bernd Schmidt <bernds@codesourcery.com>
1004 * loop-invariant.c (replace_uses): New static function.
1005 (move_invariant_reg): Use it to ensure we can replace the uses.
1007 2010-04-09 Hariharan Sandanagobalane <hariharan@picochip.com>
1009 * config/picochip/picochip.c (picochip_rtx_costs): Use correct
1011 (picochip_override_options): Enable section anchors only above -O1.
1012 (picochip_reorg): Fixed a couple of build warnings.
1014 2010-04-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1016 * configure.ac (plugin -rdynamic test): Log result.
1017 * configure: Regenerate.
1018 * config/sol2.h (LINK_SPEC): Handle -rdynamic.
1019 (RDYNAMIC_SPEC): Define.
1020 * config/sol2-gld.h (RDYNAMIC_SPEC): Redefine.
1022 2010-04-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1024 * configure.ac: Determine Sun ld version numbers.
1025 (comdat_group): Restrict GNU ld version checks to gld.
1026 (comdat_group, *-*-solaris2.1[1-9]*): Enable for Sun ld > 1.1688.
1027 (enable_comdat): Support --enable-comdat.
1028 * configure: Regenerate.
1029 * doc/install.texi (Configuration): Document --enable-comdat.
1031 2010-04-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1033 * config/sparc/sol2-gld.h: Remove SPARC reference. Rename ...
1034 * config/sol2-gld.h: ... here.
1035 * config.gcc (sparc*-*-solaris2*): Reflect this.
1036 (i[34567]86-*-solaris2*): Use it.
1038 2010-04-09 Steve Ellcey <sje@cup.hp.com>
1040 * config/ia64/ia64.c (ia64_dfa_new_cycle): Remove unused variable
1042 (final_emit_insn_group_barriers): Remove unused variable prev_insn.
1044 2010-04-09 Manuel López-Ibáñez <manu@gcc.gnu.org>
1047 * diagnostic.c (diagnostic_initialize): Initialize
1048 some_warnings_are_errors.
1049 (diagnostic_finish): New.
1050 (diagnostic_action_after_output): Call it before exiting.
1051 (diagnostic_report_diagnostic): Do not print message here. Set
1052 some_warnings_are_errors.
1053 * diagnostic.h (diagnostic_context): Delete
1054 issue_warnings_are_errors_message. Add some_warnings_are_errors.
1055 (diagnostic_finish): Declare.
1056 * toplev.c (toplev_main): Call it before exit.
1058 2010-04-09 Jason Merrill <jason@redhat.com>
1061 * c-common.c (c_sizeof_or_alignof_type): Return error_mark_node
1062 for incomplete type.
1065 * stor-layout.c (finalize_record_size): Don't change TYPE_PACKED
1066 based on a warning flag.
1068 2010-04-09 Richard Guenther <rguenther@suse.de>
1070 * tree-pretty-print.c (dump_generic_node): Dump TYPE_VECTOR_SUBPARTS.
1072 2010-04-09 Iain Sandoe <iains@gcc.gnu.org>
1075 * varasm.c (default_assemble_visibility): Wrap vars that are
1076 set, but unused, by targets without GAS.
1077 * config/rs6000/rs6000.c: (paired_emit_vector_compare):
1078 Remove set, but unused, vars.
1079 (rs6000_legitimize_tls_address): Likewise.
1080 (altivec_expand_dst_builtin): Likewise.
1081 * config/darwin.c (machopic_classify_symbol): Likewise.
1082 (machopic_indirection_name): Likewise.
1084 2010-04-09 Uros Bizjak <ubizjak@gmail.com>
1086 * config/i386/i386.md (DWI): New mode iterator.
1087 (S): New mode attribute.
1088 (shift_operand): Ditto.
1089 (shift_immediate_operand): Ditto.
1090 (ashl_input_operand): Ditto.
1091 (ashl<mode>3): Macroize expander from ashl{qi,hi,si,di,ti}3_1
1092 using SDWIM mode iterator.
1093 (*ashl<mode>3_doubleword): New insn_and_split_pattern. Macroize
1094 pattern from *ashl{di,ti}3_1 and corresponding splitters using
1096 (*ashl<mode>3_doubleword peephole2): Macroize peephole2 pattern
1097 from corresponding peephole2 patterns.
1098 (x86_shift<mode>_adj_1): Macroize expander from x86_shift_adj_1
1099 and x86_64_shift_adj_1 using SWI48 mode iterator.
1100 (x86_shift<mode>_adj_2): Ditto.
1101 (*ashldi3_1_rex64): Split TYPE_LEA pattern.
1102 (*ashl<mode>3_1): Macroize insn from *ashlsi3_1 and *ashldi3_1_rex64
1103 using SWI48 mode iterator.
1104 (*ashl<mode>3_cmp): Macroize insn from *ashl{qi,hi,si}3_cmp and
1105 *ashldi3_cmp_rex64 using SWI mode iterator.
1106 (*ashl<mode>3_cconly): Macroize insn from *ashl{qi,hi,si}3_cconly and
1107 *ashldi3_cconly_rex64 using SWI mode iterator.
1108 * config/i386/i386.c (ix86_split_ashl): Update for renamed
1109 x86_shift<mode>_adj_{1,2}.
1110 (ix86_split_ashr): Ditto.
1111 (ix86_split_lshr): Ditto.
1113 2010-04-09 Richard Guenther <rguenther@suse.de>
1115 * target.h (builtin_conversion): Pass in input and output types.
1116 * targhooks.c (default_builtin_vectorized_conversion): Adjust.
1117 * targhooks.h (default_builtin_vectorized_conversion): Likewise.
1118 * tree-vect-stmts.c (vectorizable_conversion): Adjust.
1119 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): Adjust.
1121 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Adjust.
1123 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Adjust.
1125 2010-04-09 Richard Guenther <rguenther@suse.de>
1128 * config/i386/sse.md (vcond<mode>): Handle AVX modes as well.
1130 2010-04-09 Richard Guenther <rguenther@suse.de>
1132 * tree-vectorizer.h (struct _stmt_vec_info): Document
1133 that vectype is the type of the LHS.
1134 (supportable_widening_operation, supportable_narrowing_operation):
1135 Get both input and output vector types as arguments.
1136 (vect_is_simple_use_1): Declare.
1137 (get_same_sized_vectype): Likewise.
1138 * tree-vect-loop.c (vect_determine_vectorization_factor):
1139 Set STMT_VINFO_VECTYPE to the vector type of the def.
1140 (vectorizable_reduction): Adjust.
1141 * tree-vect-patterns.c (vect_recog_widen_mult_pattern):
1142 Adjust. Specify the output vector type.
1143 (vect_pattern_recog_1): Adjust.
1144 * tree-vect-stmts.c (get_same_sized_vectype): New function.
1145 (vectorizable_call): Adjust.
1146 (vectorizable_conversion): Likewise.
1147 (vectorizable_operation): Likewise.
1148 (vectorizable_type_demotion): Likewise.
1149 (vectorizable_type_promotion): Likewise.
1150 (vect_analyze_stmt): Set STMT_VINFO_VECTYPE to the vector type of
1152 (vect_is_simple_use_1): New function.
1153 (supportable_widening_operation): Get both input and output
1155 (supportable_narrowing_operation): Likewise.
1156 * tree-vect-slp.c (vect_schedule_slp_instance): Adjust.
1158 2010-04-09 Kai Tietz <kai.tietz@onevision.com>
1160 * config/i386/cygming.h (TARGET_OS_CPP_BUILTINS): Add
1161 __thiscall and _thiscall as predefined macros.
1162 * config/i386/i386.c (ix86_handle_cconv_attribute): Add
1163 thiscall attribute handling.
1164 (ix86_comp_type_attributes): Likewise.
1165 (ix86_function_regparm): Likewise.
1166 (ix86_return_pops_args): Likewise.
1167 (init_cumulative_args): Likewise.
1168 (find_drap_reg): Likewise.
1169 (ix86_static_chain): Likewise.
1170 (x86_this_parameter): Likewise.
1171 (x86_output_mi_thunk): Likewise.
1172 (ix86_attribute_table): Add description for thiscall attribute.
1173 * config/i386/i386.h (ix86_args): Adjust comment for member fastcall.
1174 * doc/extend.texi: Add documentation for thiscall.
1176 2010-04-09 Manuel López-Ibáñez <manu@gcc.gnu.org>
1179 * c.opt (Wint-to-pointer-cast): Available in C++.
1180 * doc/invoke.texi (Wint-to-pointer-cast): Available in C++.
1182 2010-04-08 Eric Botcazou <ebotcazou@adacore.com>
1184 * tree.h (TREE_ADDRESSABLE): Document its effect for function types.
1185 * calls.c (expand_call): Pass the function type to aggregate_value_p.
1186 * function.c (aggregate_value_p): Do not honor DECL_BY_REFERENCE on
1187 the target function of a CALL_EXPR. Honor TREE_ADDRESSABLE on the
1188 function type instead. Reorder and simplify checks.
1190 * gimplify.c (gimplify_modify_expr_rhs) <WITH_SIZE_EXPR>: New case.
1192 2010-04-08 Jing Yu <jingyu@google.com>
1193 Zdenek Dvorak <ook@ucw.cz>
1195 PR tree-optimization/42720
1196 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Move one-time
1197 loop unswitch conditions here from ...
1198 (tree_unswitch_single_loop): ... here.
1200 2010-04-08 Sebastian Pop <sebastian.pop@amd.com>
1202 * tree-if-conv.c: Fix comments and simplify logic.
1204 2010-04-08 Sebastian Pop <sebastian.pop@amd.com>
1206 * tree-if-conv.c (if_convertible_loop_p): Remove unused parameter.
1207 (tree_if_conversion): Same. Update call to if_convertible_loop_p.
1208 (main_tree_if_conversion): Update call to tree_if_conversion.
1210 2010-04-08 Manuel López-Ibáñez <manu@gcc.gnu.org>
1213 * doc/invoke.texi (-b,-V): Delete.
1214 * doc/tm.texi: Do not mention -b.
1215 * gcc.c (display_help): Delete -b and -V.
1216 (process_command): Delete -b and -V.
1217 * gcc.h (DEFAULT_SWITCH_TAKES_ARG): Delete -b and -V.
1219 2010-04-08 Christian Borntraeger <borntraeger@de.ibm.com>
1220 Wolfgang Gellerich <gellerich@de.ibm.com>
1222 Implement target hook for loop unrolling
1223 * target.h (loop_unroll_adjust): Add a new target hook function.
1224 * target-def.h (TARGET_LOOP_UNROLL_ADJUST): Likewise.
1225 * doc/tm.texi (TARGET_LOOP_UNROLL_ADJUST): Document it.
1226 * config/s390/s390.c (TARGET_LOOP_UNROLL_ADJUST): Define it.
1227 (s390_loop_unroll_adjust): Implement the new target hook for s390.
1228 * loop-unroll.c (decide_unroll_runtime_iterations): Call loop unroll
1230 (decide_unroll_stupid): Likewise.
1232 2010-04-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1235 * config/i386/gmon-sol2.c [__x86_64__]: Properly restore %rcx.
1237 2010-04-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1239 * doc/install.texi (Specific, i?86-*-solaris2.10): Fix grammar.
1240 (Specific, *-*-solaris2*): Likewise.
1241 Don't prefer Sun as over GNU as.
1243 2010-04-08 Wolfgang Gellerich <gellerich@de.ibm.com>
1245 * config/s390/s390.c (override_options): Adjust the z10
1246 defaults for max-unroll-times, max-completely-peeled-insns
1247 and max-completely-peel-times.
1249 2010-04-08 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1251 * config/s390/s390.c (s390_expand_movmem): Issue prefetch
1252 instructions for z10.
1253 (s390_expand_setmem): Likewise.
1254 (s390_expand_cmpmem): Likewise.
1256 2010-04-08 Richard Guenther <rguenther@suse.de>
1258 PR tree-optimization/43679
1259 * tree-ssa-pre.c (eliminate): Only propagate copies.
1261 2010-04-08 Jakub Jelinek <jakub@redhat.com>
1264 * expr.c (block_move_libcall_safe_for_call_parm): Avoid
1265 set but not used variable warning.
1267 2010-04-08 Wei Guozhi <carrot@google.com>
1270 * config/arm/arm.c (thumb1_size_rtx_costs): New function.
1271 (arm_size_rtx_costs): Call the new function when optimized for size.
1273 2010-04-08 Jakub Jelinek <jakub@redhat.com>
1276 * cfgexpand.c (expand_debug_expr): If for non-NULL offset
1277 op0 is not a MEM, just return NULL instead of assertion
1279 (discover_nonconstant_array_refs): Don't walk debug stmts.
1281 2010-04-08 Doug Kwan <dougkwan@google.com>
1283 * configure.ac: Recognize gold and do not use its version number
1284 to test ld features.
1285 * configure: Regenerate.
1287 2010-04-08 Maxim Kuvyrkov <maxim@codesourcery.com>
1290 * tree-ssa-reassoc.c (broken_up_substracts): Rename to plus_negates.
1291 (negate_value): Move code to push elements to broken_up_substracts ...
1292 (eliminate_plus_minus_pair): ... here. Push operands that have no
1293 negative pair to plus_negates.
1294 (repropagate_negates, init_reassoc, fini_reassoc): Update.
1296 2010-04-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1298 * doc/install.texi (Configuration): Move description of
1299 --enable-lto, --with-libelf*, --enable-gold from Java section to
1302 * doc/generic.texi (Working with declarations)
1303 (Function Properties, C and C++ Trees): Fix typos.
1304 * doc/sourcebuild.texi (Top Level): Likewise.
1306 2010-04-07 Jakub Jelinek <jakub@redhat.com>
1309 * tree.h (DECL_READ_P): Define.
1310 (struct tree_decl_common): Add decl_read_flag.
1311 * c-decl.c (pop_scope): If TREE_USED but !DECL_READ_P, issue
1312 a set but not used warning.
1313 (merge_decls): Merge DECL_READ_P flag.
1314 (finish_decl, build_compound_literal): Set DECL_READ_P flag.
1315 (finish_function): Issue -Wunused-but-set-parameter diagnostics.
1316 * c-common.c (handle_used_attribute, handle_unused_attribute):
1318 * c-tree.h (default_function_array_read_conversion, mark_exp_read):
1320 * c-typeck.c (default_function_array_read_conversion, mark_exp_read):
1322 (default_conversion, c_process_expr_stmt): Call mark_exp_read.
1323 * c-parser.c (c_parser_initializer, c_parser_expr_no_commas,
1324 c_parser_binary_expression, c_parser_cast_expression,
1325 c_parser_expr_list, c_parser_omp_atomic, c_parser_omp_for_loop):
1326 Call default_function_array_read_conversion instead of
1327 default_function_array_conversion where needed.
1328 (c_parser_unary_expression, c_parser_conditional_expression,
1329 c_parser_postfix_expression_after_primary, c_parser_initelt):
1330 Likewise. Call mark_exp_read where needed.
1331 (c_parser_statement_after_labels, c_parser_asm_operands,
1332 c_parser_typeof_specifier, c_parser_sizeof_expression,
1333 c_parser_alignof_expression, c_parser_initval): Call mark_exp_read
1335 * common.opt (Wunused-but-set-variable, Wunused-but-set-parameter):
1337 * toplev.c (warn_unused_but_set_variable): Default to warn_unused.
1338 (warn_unused_but_set_parameter): Default to warn_unused
1340 * doc/invoke.texi: Document -Wunused-but-set-variable and
1341 -Wunused-but-set-parameter.
1343 * tree-ssa-pre.c (my_rev_post_order_compute): Remove set but not
1344 used count variable.
1345 * genemit.c (gen_expand, gen_split): Avoid set but not used warnings
1346 when operandN variables aren't used in the body of the expander
1348 * tree-outof-ssa.c (FOR_EACH_ELIM_GRAPH_SUCC,
1349 FOR_EACH_ELIM_GRAPH_PRED): Avoid set but not used warnings.
1350 * tree-ssa-operands.h (FOR_EACH_SSA_TREE_OPERAND): Likewise.
1351 * tree-flow.h (FOR_EACH_IMM_USE_FAST, FOR_EACH_IMM_USE_STMT,
1352 FOR_EACH_IMM_USE_ON_STMT): Likewise.
1353 * tree.h (FOR_EACH_CONSTRUCTOR_ELT): Likewise.
1354 * tree.c (PROCESS_ARG): Likewise.
1356 2010-04-07 Simon Baldwin <simonb@google.com>
1358 * diagnostic.h (diagnostic_override_option_index): New macro to
1359 set a diagnostic's option_index.
1360 * c-tree.h (c_cpp_error): Add warning reason argument.
1361 * opts.c (_warning_as_error_callback): New.
1362 (register_warning_as_error_callback): Store callback for
1363 warnings enabled via enable_warning_as_error.
1364 (enable_warning_as_error): Call callback, minor code tidy.
1365 * opts.h (register_warning_as_error_callback): Declare.
1366 * c-opts.c (warning_as_error_callback): New, set cpp_opts flag in
1367 response to -Werror=.
1368 (c_common_init_options): Register warning_as_error_callback in opts.c.
1369 * common.opt: Add -Wno-cpp option.
1370 * c-common.c (struct reason_option_codes_t): Map cpp warning
1371 reason codes to gcc option indexes.
1372 * (c_option_controlling_cpp_error): New function, lookup the gcc
1373 option index for a cpp warning reason code.
1374 * (c_cpp_error): Add warning reason argument, call
1375 c_option_controlling_cpp_error for diagnostic_override_option_index.
1376 * doc/invoke.texi: Document -Wno-cpp.
1378 2010-04-07 Richard Guenther <rguenther@suse.de>
1380 * ipa-reference.c (mark_load): Use get_base_address.
1381 (mark_store): Likewise.
1383 * tree-ssa-ccp.c (gimplify_and_update_call_from_tree): Avoid
1384 inserting GIMPLE_NOPs into the IL.
1385 * tree-ssa-structalias.c (get_constraint_for_component_ref):
1386 Explicitly strip handled components and indirect references.
1388 * fold-const.c (fold_unary_loc): Do not strip qualifiers when
1389 folding address expressions.
1390 * gimple.c (gimple_ior_addresses_taken_1): Use get_base_address.
1391 * tree-ssa-alias.c (decl_refs_may_alias_p): Do not use
1392 operand_equal_p to compare decls.
1393 (ptr_deref_may_alias_decl_p): Likewise.
1394 * tree-ssa-operands.c (get_asm_expr_operands): Simplify
1395 * tree-ssa-forwprop.c (forward_propagate_into_gimple_cond):
1396 Handle reversed comparison ops.
1397 * tree-sra.c (asm_visit_addr): Use get_base_address.
1398 * ipa-prop.c (visit_store_addr_for_mod_analysis): Use get_base_address.
1399 * ipa-reference.c (mark_address): Use get_base_address.
1401 2010-04-07 Richard Guenther <rguenther@suse.de>
1403 * tree-ssa-forwprop.c (forward_propagate_addr_expr):
1404 Propagate constants everywhere.
1406 2010-04-07 Jakub Jelinek <jakub@redhat.com>
1409 * tree.c (MAX_INT_CACHED_PREC): Define.
1410 (nonstandard_integer_type_cache): New array.
1411 (build_nonstandard_integer_type): Cache results for precision
1412 <= MAX_INT_CACHED_PREC.
1414 2010-04-07 Richard Guenther <rguenther@suse.de>
1416 * doc/invoke.texi (-fargument-alias, -fargument-noalias,
1417 -fargument-noalias-global, -fargument-noalias-anything): Remove.
1418 * common.opt: Likewise.
1419 * tree-ssa-structalias.c (intra_create_variable_infos): Adjust comment.
1420 * alias.c (base_alias_check): Remove flag_argument_noalias handling.
1421 (nonoverlapping_memrefs_p): Likewise.
1422 * emit-rtl.c (set_mem_attributes_minus_bitpos): Likewise.
1423 * opts.c (common_handle_option): Handle OPT_fargument_alias,
1424 OPT_fargument_noalias, OPT_fargument_noalias_anything and
1425 OPT_fargument_noalias_global for backward compatibility.
1427 2010-04-07 Richard Guenther <rguenther@suse.de>
1429 PR tree-optimization/43270
1430 * tree-vrp.c (check_array_ref): Fix flexible array member detection.
1431 * tree-ssa-sccvn.h (fully_constant_vn_reference_p): Declare.
1432 * tree-ssa-pre.c (phi_translate_1): Adjust.
1433 (fully_constant_expression): Split out vn_reference handling to ...
1434 * tree-ssa-sccvn.c (fully_constant_vn_reference_p): ... here.
1435 Fold reads from constant strings.
1436 (vn_reference_lookup): Handle fully constant references.
1437 (vn_reference_lookup_pieces): Likewise.
1438 * Makefile.in (expmed.o-warn): Add -Wno-error.
1440 2010-04-07 Martin Jambor <mjambor@suse.cz>
1442 * tree-sra.c (find_param_candidates): Allow scalar va_list types.
1444 2010-04-07 Iain Sandoe <iains@gcc.gnu.org>
1447 * gcc.c: Add -static-libstdc++ to list of recognized options.
1449 2010-04-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1451 * config.gcc (i[34567]86-*-solaris2*): Default with_tune_32 to generic.
1453 2010-04-07 Richard Guenther <rguenther@suse.de>
1456 * expr.c (expand_expr_real_1): For TARGET_MEM_REFs with pointer
1457 bases build simple mem attributes to retain points-to information.
1459 2010-04-07 Richard Guenther <rguenther@suse.de>
1462 * alias.c (ao_ref_from_mem): Without MEM_OFFSET or MEM_SIZE
1463 preserve points-to related information.
1465 2010-04-07 Richard Guenther <rguenther@suse.de>
1468 * emit-rtl.c (set_mem_attributes_minus_bitpos): Do not
1469 discard plain indirect references.
1470 * fold-const.c (operand_equal_p): Guard against NULL_TREE type.
1471 * tree.c (tree_nop_conversion): Likewise.
1473 2010-04-07 Dodji Seketeli <dodji@redhat.com>
1476 * dwarf2out.c (modified_type_die): Ignore artificial typedefs.
1478 2010-04-06 Kai Tietz <kai.tietz@onevision.com>
1480 * config/i386/i386.c (ix86_handle_cconv_attribute): Ignore
1481 calling convention attributes on METHOD_TYPEs for w64 ABI, too.
1483 2010-04-07 Sebastian Pop <sebastian.pop@amd.com>
1485 * tree-if-conv.c: Fix indentation and comments.
1487 2010-04-07 Sebastian Pop <sebastian.pop@amd.com>
1489 * tree-if-conv.c: Sort static functions in topological order.
1491 2010-04-07 Sebastian Pop <sebastian.pop@amd.com>
1493 * tree-if-conv.c: Fix indentation and comments.
1495 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
1498 * graphite-clast-to-gimple.c (max_signed_precision_type): Use
1499 lang_hooks.types.type_for_size instead of
1500 build_nonstandard_integer_type.
1501 When converting an unsigned type to signed, double its precision.
1502 (gcc_type_for_interval): Use lang_hooks.types.type_for_size.
1503 (gcc_type_for_iv_of_clast_loop): Call max_signed_precision_type.
1504 (graphite_create_new_loop_guard): When ub + 1 wraps around,
1507 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
1510 * graphite-clast-to-gimple.c (graphite_create_new_loop_guard): Use
1511 POINTER_PLUS_EXPR for pointer types.
1513 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
1516 * Makefile.in (graphite-clast-to-gimple.o): Depends on langhooks.h.
1517 * graphite-clast-to-gimple.c: Include langhooks.h.
1518 (max_signed_precision_type): New.
1519 (max_precision_type): Takes two types as arguments.
1520 (precision_for_value): New.
1521 (precision_for_interval): New.
1522 (gcc_type_for_interval): New.
1523 (gcc_type_for_value): New.
1524 (gcc_type_for_clast_term): New.
1525 (gcc_type_for_clast_red): New.
1526 (gcc_type_for_clast_bin): New.
1527 (gcc_type_for_clast_expr): Split up into several functions.
1528 (gcc_type_for_clast_eq): Rewritten.
1529 (compute_bounds_for_level): New.
1530 (compute_type_for_level_1): New.
1531 (compute_type_for_level): New.
1532 (gcc_type_for_cloog_iv): Removed.
1533 (gcc_type_for_iv_of_clast_loop): Rewritten.
1534 (graphite_create_new_loop): Compute the lower and upper bound types
1535 with gcc_type_for_clast_expr.
1536 (graphite_create_new_loop_guard): Same.
1537 (find_cloog_iv_in_expr): Removed.
1538 (compute_cloog_iv_types_1): Removed.
1539 (compute_cloog_iv_types): Removed.
1540 (gloog): Do not call compute_cloog_iv_types.
1541 * graphite-sese-to-poly.c (new_gimple_bb): Do not initialize
1543 (free_data_refs_aux): Do not free GBB_CLOOG_IV_TYPES.
1544 * sese.h (struct gimple_bb): Removed field cloog_iv_types.
1545 (GBB_CLOOG_IV_TYPES): Removed.
1547 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
1549 * graphite-sese-to-poly.c (rewrite_close_phi_out_of_ssa): Assert that
1550 gimple_phi_num_args of the loop close SSA phi node is equal to 1.
1551 (detect_commutative_reduction): Same.
1553 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
1555 * graphite-clast-to-gimple.c (graphite_verify): Remove redundant
1556 call to verify_ssa. Invoke verify_loop_closed_ssa with an extra
1558 * graphite-scop-detection.c (canonicalize_loop_closed_ssa_form): Same.
1559 * graphite-sese-to-poly.c (rewrite_reductions_out_of_ssa): Same.
1560 (rewrite_commutative_reductions_out_of_ssa): Same.
1561 * passes.c (execute_function_todo): Call verify_ssa for every pass
1562 in the LNO. Invoke verify_loop_closed_ssa with an extra argument.
1563 * tree-flow.h (verify_loop_closed_ssa): Update declaration.
1564 * tree-parloops.c (parallelize_loops): Invoke verify_loop_closed_ssa
1565 with an extra argument.
1566 * tree-ssa-loop-manip.c (check_loop_closed_ssa_stmt): Same. Call
1567 verify_ssa only when the extra argument is true.
1568 (gimple_duplicate_loop_to_header_edge): Invoke verify_loop_closed_ssa
1569 with an extra argument.
1570 (tree_transform_and_unroll_loop): Same.
1572 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
1574 * passes.c (execute_function_todo): Call verify_loop_closed_ssa
1575 for all the passes of the LNO having LOOP_CLOSED_SSA.
1576 * tree-if-conv.c (pass_if_conversion): Remove TODO_verify_loops.
1577 * tree-loop-distribution.c (pass_loop_distribution): Same.
1578 * tree-pass.h (TODO_verify_loops): Removed.
1579 * tree-ssa-loop.c (pass_tree_loop_init): Same.
1581 (pass_tree_unswitch): Same.
1582 (pass_predcom): Same.
1583 (pass_vectorize): Same.
1584 (pass_linear_transform): Same.
1585 (pass_graphite_transforms): Same.
1586 (pass_iv_canon): Same.
1587 (pass_complete_unroll): Same.
1588 (pass_complete_unrolli): Same.
1589 (pass_parallelize_loops): Same.
1590 (pass_loop_prefetch): Same.
1591 (pass_iv_optimize): Same.
1593 2010-04-06 Changpeng Fang <changpeng.fang@amd.com>
1596 * passes.c (init_optimization_passes): Move pass_lim before
1597 pass_copy_prop and pass_dce_loop.
1599 2010-04-06 Jakub Jelinek <jakub@redhat.com>
1602 * config/i386/i386.c (bdesc_multi_arg): Use OPTION_MASK_ISA_XOP
1603 instead of OPTION_MASK_ISA_AVX for __builtin_ia32_vpermil2p*.
1604 (ix86_expand_args_builtin): Use V*_FTYPE_* enum codes instead of
1605 MULTI_* defines for 4 argument vpermil2p* builtins.
1607 2010-04-06 Uros Bizjak <ubizjak@gmail.com>
1609 * config/i386/i386-protos.h (x86_maybe_negate_const_int): Declare.
1610 * config/i386/i386.c (x86_maybe_negate_const_int): New.
1611 (x86_output_mi_thunk): Use x86_maybe_negate_const_int.
1612 * config/i386/i386.md (*add<mode>_1, *addsi_1_zext, *addhi_1,
1613 *addhi_1_lea, *addqi_1, *addqi_1_lea, *addqi_1_slp, *add<mode>_2,
1614 *addsi_2_zext, *addhi_2, *addqi_2, *add<mode>_3, *addsi_3_zext,
1615 *addhi_3, *addqi_3,*add<mode>_5, *addhi_5, *addqi_5):
1616 Use x86_maybe_negate_const_int to output insn mnemonic.
1617 (*adddi_4, *addsi_4, *addhi_4, *addqi_4): Ditto. Remove overflow
1618 check from instruction predicate. Update comments.
1619 * config/i386/sync.md (sync_add<mode>): Use
1620 x86_maybe_negate_const_int to output insn mnemonic.
1622 2010-04-06 Jan Hubicka <jh@suse.cz>
1624 PR tree-optimization/42906
1625 * tree-ssa-dce.c (mark_control_dependent_edges_necessary): Add
1626 IGNORE_SELF argument. Set visited_control_parents for fully
1628 (find_obviously_necessary_stmts): Update call of
1629 mark_control_dependent_edges_necessary.
1630 (propagate_necessity): Likewise. Handle PHI edges more curefully.
1632 2010-04-06 Uros Bizjak <ubizjak@gmail.com>
1634 * config/i386/i386.md: Remove comment about 'e' and 'E'
1637 2010-04-06 Richard Guenther <rguenther@suse.de>
1639 PR tree-optimization/43627
1640 * tree-vrp.c (extract_range_from_unary_expr): Widenings
1641 of [1, +INF(OVF)] go to [1, +INF(OVF)] of the wider type,
1644 2010-04-06 Jakub Jelinek <jakub@redhat.com>
1646 * BASE-VER: Change to 4.6.0.
1649 * config/i386/i386.c (print_operand): Remove 'e' and 'E' code
1652 2010-04-06 Richard Guenther <rguenther@suse.de>
1655 * fold-const.c (fold_comparison): Handle X * 0 CMP 0.
1657 2010-04-05 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1659 * doc/invoke.texi (Optimize Options): Document that LTO
1660 won't remove object access purely due to incompatible
1663 2010-04-04 Matthias Klose <doko@ubuntu.com>
1665 * graphite-sese-to-poly.c (translate_scalar_reduction_to_array):
1666 Initialize variable.
1668 2010-04-03 Richard Guenther <rguenther@suse.de>
1671 * alias.c (nonoverlapping_memrefs_p): For spill-slot accesses
1672 require a non-NULL MEM_OFFSET.
1674 2010-04-02 Steven Bosscher <steven@gcc.gnu.org>
1676 * ada/gcc-interface/Make-lang.in, alias.c, attribs.c, auto-inc-dec.c,
1677 basic-block.h, bb-reorder.c, calls.c, c-common.c, cgraph.h,
1678 collect2.h, config/alpha/alpha.c, config/alpha/alpha.md,
1679 config/alpha/predicates.md, config/arm/arm.md,
1680 config/arm/lib1funcs.asm, config/arm/neon-schedgen.ml,
1681 config/avr/avr.c, config/avr/avr.md, config/bfin/bfin.c,
1682 config/darwin9.h, config/darwin.c, config/darwin.h,
1683 config/h8300/h8300.c, config/i386/cpuid.h, config/i386/cygming.h,
1684 config/i386/cygwin.h, config/i386/mingw32.h, config/i386/msformat-c.c,
1685 config/i386/sol2-10.h, config/i386/xopintrin.h, config/ia64/ia64.c,
1686 config/ia64/ia64.md, config/ia64/sync.md, config/mep/mep.c,
1687 config/mips/mips.md, config/mn10300/mn10300.c,
1688 config/mn10300/mn10300.h, config/pa/pa.c, config/pa/pa.md,
1689 config/rs6000/aix.h, config/rs6000/dfp.md,
1690 config/rs6000/rs6000-builtin.def, config/rs6000/rs6000-c.c,
1691 config/rs6000/vector.md, config/rtems.h, config/rx/rx.md,
1692 config/s390/s390.md, config/sol2-c.c, config/sparc/sol2-bi.h,
1693 config/sparc/sol2-gas.h, config/sparc/sparc.h, config/sparc/sparc.md,
1694 config/sparc/sparc-protos.h, config/spu/spu.c, config/spu/spu-c.c,
1695 config/t-darwin, convert.c, c.opt, c-opts.c, cp/Make-lang.in,
1696 c-pretty-print.c, c-typeck.c, df-core.c, df-scan.c, diagnostic.c,
1697 diagnostic.h, doc/cppopts.texi, doc/cpp.texi, doc/extend.texi,
1698 doc/gimple.texi, doc/languages.texi, doc/plugins.texi, doc/rtl.texi,
1699 doc/standards.texi, doc/tree-ssa.texi, doc/trouble.texi, dominance.c,
1700 fold-const.c, fortran/Make-lang.in, fwprop.c, gcc-plugin.h,
1701 gensupport.c, gimple.h, gimple-iterator.c, graphite.c,
1702 graphite-clast-to-gimple.c, graphite-clast-to-gimple.h,
1703 graphite-dependences.c, graphite-poly.c, graphite-poly.h,
1704 graphite-ppl.c, graphite-ppl.h, graphite-scop-detection.c,
1705 graphite-sese-to-poly.c, graphite-sese-to-poly.h, ifcvt.c, intl.c,
1706 intl.h, ipa.c, ipa-cp.c, ipa-inline.c, ipa-prop.c, ipa-prop.h,
1707 ipa-pure-const.c, ipa-reference.c, ipa-type-escape.c, ira-color.c,
1708 ira-conflicts.c, ira-lives.c, java/Make-lang.in, lambda-code.c,
1709 loop-invariant.c, lto/Make-lang.in, lto-streamer.h, lto-streamer-in.c,
1710 objc/Make-lang.in, objcp/Make-lang.in, omp-low.c, optc-gen.awk,
1711 opt-functions.awk, opth-gen.awk, params.def, passes.c,
1712 postreload-gcse.c, print-tree.c, recog.c, regrename.c, reload.h,
1713 rtl.def, sched-int.h, sched-rgn.c, sel-sched-dump.c, sese.c, sese.h,
1714 store-motion.c, stor-layout.c, tree-cfgcleanup.c, tree-chrec.c,
1715 tree-complex.c, tree-data-ref.c, tree.def, tree-eh.c, tree-flow.h,
1716 tree-flow-inline.h, tree.h, tree-loop-distribution.c, tree-outof-ssa.c,
1717 tree-parloops.c, tree-pass.h, tree-predcom.c, tree-profile.c,
1718 tree-scalar-evolution.c, tree-ssa-address.c, tree-ssa-alias.c,
1719 tree-ssa-coalesce.c, tree-ssa-copy.c, tree-ssa-dce.c, tree-ssa-dom.c,
1720 tree-ssa-dse.c, tree-ssa-loop-im.c, tree-ssa-loop-ivcanon.c,
1721 tree-ssa-loop-manip.c, tree-ssa-math-opts.c, tree-ssa-operands.c,
1722 tree-ssa-pre.c, tree-ssa-sccvn.c, tree-ssa-structalias.c,
1723 tree-ssa-uncprop.c, tree-tailcall.c, tree-vect-data-refs.c,
1724 tree-vect-loop.c, tree-vectorizer.h, tree-vect-slp.c, tree-vrp.c,
1725 unwind-dw2-fde-darwin.c, varpool.c: Update copyright years.
1727 2010-04-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1730 * doc/install.texi (Prerequisites): Bump Automake version to 1.11.1.
1731 * aclocal.m4: Regenerate.
1733 2010-04-02 Richard Guenther <rguenther@suse.de>
1735 PR tree-optimization/43629
1736 * tree-ssa-ccp.c (likely_value): Reset all_undefined_operands
1737 if we have seen a constant value.
1739 2010-04-02 Joseph Myers <joseph@codesourcery.com>
1741 * read-rtl.c (read_rtx_1): Give an error for EOF while looking for ']'.
1743 2010-04-02 Richard Earnshaw <rearnsha@arm.com>
1746 * arm.c (legitimize_tls_address): Adjust call to
1747 gen_tls_load_dot_plus_four.
1748 (arm_note_pic_base): New function.
1749 (arm_cannot_copy_insn_p): Use it.
1750 * thumb2.md (tls_load_dot_plus_four): Rework to avoid use of '+' in
1753 2010-04-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1758 2009-09-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1760 * Makefile.in ($(out_object_file)): Depend on
1761 gt-$(basename $(notdir $(out_file))).h.
1763 2010-04-01 Ralf Corsépius <ralf.corsepius@rtems.org>
1765 * config.gcc (lm32-*-rtems*): Add t-lm32.
1767 2010-04-01 Joel Sherrill <joel.sherrill@oarcorp.com>
1769 * config.gcc: Add lm32-*-rtems*.
1770 * config/lm32/rtems.h: New file.
1772 2010-04-01 Dave Korn <dave.korn.cygwin@gmail.com>
1775 * config/i386/cygwin.h (CXX_WRAP_SPEC): Disable spec when -mno-cygwin.
1777 2010-04-01 Jakub Jelinek <jakub@redhat.com>
1779 * dwarf2out.c (output_compilation_unit_header): For
1780 -gdwarf-4 use version 4 instead of version 3.
1781 (output_line_info): For version 4 and above emit additional
1782 maximum ops per insn header field.
1783 (DWARF_LINE_DEFAULT_MAX_OPS_PER_INSN): Define.
1785 * dwarf2out.c (is_c_family, is_java): Remove.
1786 (lower_bound_default): New function.
1787 (add_bound_info, gen_descr_array_type_die): Use it.
1789 2010-04-01 Dodji Seketeli <dodji@redhat.com>
1792 * dwarf2out.c (gen_variable_die): Allow debug info for variable
1793 re-declaration when it happens in a function.
1795 2010-04-01 Aldy Hernandez <aldyh@redhat.com>
1797 * cgraph.c (cgraph_add_function_insertion_hook): Update comment.
1798 (cgraph_remove_function_insertion_hook): Same.
1799 (cgraph_call_function_insertion_hooks): Same.
1801 2010-04-01 Richard Guenther <rguenther@suse.de>
1804 * tree-ssa-address.c (copy_mem_ref_info): Copy TREE_SIDE_EFFECTS
1805 and TREE_THIS_VOLATILE.
1806 (copy_ref_info): Likewise.
1807 * tree-ssa-operands.c (get_tmr_operands): Check TREE_THIS_VOLATILE.
1808 * tree.c (build6_stat): Ignore side-effects of all but arg5
1809 for TARGET_MEM_REF. Set TREE_THIS_VOLATILE from arg5 of
1812 2010-04-01 Richard Guenther <rguenther@suse.de>
1814 PR tree-optimization/43607
1815 * ipa-type-escape.c (check_call): Do not access non-existing
1818 2010-04-01 Richard Guenther <rguenther@suse.de>
1822 2010-03-30 Seongbae Park <seongbae.park@gmail.com>
1823 Jack Howarth <howarth@bromo.med.uc.edu>
1825 * tree-profile.c (tree_init_ic_make_global_vars): Make static
1828 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1830 * doc/install.texi (Prerequisites): Document libelf usability on
1831 IRIX 5/6 and Solaris 2.
1832 (Specific, i?86-*-solaris2.10): No 64-bit default configuration.
1833 Update GNU as, GNU ld requirements.
1834 (Specific, *-*-solaris2*): Document Solaris 7 obsoletion, removal.
1835 Document Sun Studio compiler download.
1836 Update and simplify as, ld recommendations.
1837 (Specific, *-*-solaris2.7): Note obsoletion, removal.
1839 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1841 * config.gcc (i[34567]86-*-solaris2*): Default with_arch_32,
1842 with_tune_32 to pentium4.
1844 2010-04-01 Uros Bizjak <ubizjak@gmail.com>
1846 * config/i386/cpuid.h (__get_cpuid_max): Move misplaced comment.
1848 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1850 * doc/install.texi (Specific, mips-sgi-irix5): Document IRIX 5
1851 obsoletion, removal.
1853 Document GNU as requirement.
1854 Update configure requirements.
1855 (Specific, mips-sgi-irix6): Document IRIX 6 < 6.5 obsoletion, removal.
1856 Recomment IRIX 6.5.18+.
1857 Document IDF/IDL requirement.
1858 Document GNU as requirement.
1859 Document GNU ld bootstrap failure.
1860 Remove freeware.sgi.com reference.
1862 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1864 * doc/install.texi (Specific, alpha*-dec-osf*): Document Tru64
1865 UNIX V4.0, V5.0 obsoletion, removal.
1866 Remove --with-gc=simple reference.
1867 Update VM requirements during bootstrap.
1868 Remove -oldas bootstrap description.
1869 Update binutils reference.
1870 Remove comparison failure note.
1872 2010-03-31 Richard Guenther <rguenther@suse.de>
1873 Zdenek Dvorak <ook@ucw.cz>
1874 Sebastian Pop <sebastian.pop@amd.com>
1877 * tree-ssa-copy.c (init_copy_prop): Handle loop close phi nodes
1878 with multiple arguments.
1879 (execute_copy_prop): Remove call to rewrite_into_loop_closed_ssa.
1881 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
1883 * graphite-dependences.c (print_pddr): Call print_pdr with an
1885 * graphite-poly.c (debug_pdr): Add an extra argument for the
1888 (print_pbb_domain): Same.
1890 (print_scop_context): Same.
1892 (print_cloog): Same.
1893 (debug_pbb_domain): Same.
1897 (debug_scop_context): Same.
1899 (debug_cloog): Same.
1900 (print_scop_params): Same.
1901 (debug_scop_params): Same.
1902 (print_iteration_domain): Same.
1903 (print_iteration_domains): Same.
1904 (debug_iteration_domain): Same.
1905 (debug_iteration_domains): Same.
1906 (print_scattering_function): Same.
1907 (print_scattering_functions): Same.
1908 (debug_scattering_function): Same.
1909 (debug_scattering_functions): Same.
1910 * graphite-poly.h (debug_pdr): Update declaration.
1912 (print_pbb_domain): Same.
1914 (print_scop_context): Same.
1916 (print_cloog): Same.
1917 (debug_pbb_domain): Same.
1921 (debug_scop_context): Same.
1923 (debug_cloog): Same.
1924 (print_scop_params): Same.
1925 (debug_scop_params): Same.
1926 (print_iteration_domain): Same.
1927 (print_iteration_domains): Same.
1928 (debug_iteration_domain): Same.
1929 (debug_iteration_domains): Same.
1930 (print_scattering_function): Same.
1931 (print_scattering_functions): Same.
1932 (debug_scattering_function): Same.
1933 (debug_scattering_functions): Same.
1935 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
1937 * graphite-poly.c (print_scattering_function_1): New.
1938 (print_scattering_function): Call it.
1939 (print_scop_params): Remove spaces at the end of lines.
1942 * graphite-poly.h (print_cloog): Declared.
1943 (debug_cloog): Declared.
1945 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
1947 * graphite-sese-to-poly.c (graphite_loop_normal_form): Add the IV bump
1949 * tree-flow.h (canonicalize_loop_ivs): Updated declaration.
1950 * tree-parloops.c (gen_parallel_loop): Add the IV bump in loop->latch.
1951 * tree-ssa-loop-manip.c (canonicalize_loop_ivs): Add a new parameter
1952 to switch between adding the IV bump in loop->latch or in loop->header.
1954 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
1956 * graphite-poly.c (print_scattering_function): Pretty print following
1959 (print_pbb_domain): Same.
1960 (dump_gbb_cases): Same.
1961 (dump_gbb_conditions): Same.
1964 (print_scop_params): Same.
1965 (print_scop_context): Same.
1967 (print_pbb_body): New.
1968 (lst_indent_to): New.
1969 (print_lst): Start new lines with a #.
1970 * graphite-poly.h (pbb_bb): New.
1971 (pbb_index): Use pbb_bb.
1972 * graphite-ppl.c (ppl_print_powerset_matrix): Print the number of
1974 * tree-data-ref.c (dump_data_reference): Start new lines with a #.
1976 2010-03-31 Jakub Jelinek <jakub@redhat.com>
1978 * dwarf2out.c (size_of_die): For -gdwarf-4 use
1979 uleb128 size instead of fixed 1 or 2 for dw_val_class_loc
1980 and 0 instead of 1 for dw_val_class_flag.
1981 (value_format): For -gdwarf-4 use DW_FORM_sec_offset for
1982 dw_val_class_range_list, dw_val_class_loc_list,
1983 dw_val_class_lineptr and dw_val_class_macptr, use
1984 DW_FORM_flag_present for dw_val_class_flag and
1985 DW_FORM_exprloc for dw_val_class_loc.
1986 (output_die): For -gdwarf-4 print dw_val_class_loc
1987 size as uleb128 instead of 1 or 2 bytes and don't print
1988 anything for dw_val_class_flag.
1990 * var-tracking.c (vt_init_cfa_base): Use cselib_lookup_from_insn
1991 instead of cselib_lookup following by tweaking locs->setting_insn.
1994 * cselib.c (cselib_process_insn): Clear cselib_current_insn
1995 even before returning from label, setjmp call or volatile asm
1998 2010-03-31 Richard Guenther <rguenther@suse.de>
2001 * cgraphunit.c (cgraph_output_in_order): Do not allocate
2002 temporary data on stack.
2004 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2006 * config/sparc/sysv4.h (PUSHSECTION_FORMAT): Remove undef.
2007 (PUSHSECTION_ASM_OP): Remove.
2008 (POPSECTION_ASM_OP): Remove.
2009 (PUSHSECTION_FORMAT): Remove.
2010 * config/sol2.h (PUSHSECTION_FORMAT): Define.
2011 * config/sparc/sol2.h [!USE_GAS] (PUSHSECTION_FORMAT): Redefine.
2012 * config/sol2.c (solaris_output_init_fini): Use it.
2014 2010-03-31 Jie Zhang <jie@codesourcery.com>
2017 * opt-functions.awk (var_type_struct): Use signed char type
2018 for simple variables.
2020 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2022 * config/sol2.c: Include output.h.
2023 (solaris_assemble_visibility): New function.
2024 * config/t-sol2 (sol2.o): Add output.h dependency.
2025 * config/sol2-protos.h (solaris_assemble_visibility): Declare.
2026 * config/sol2.h [!USE_GAS] (TARGET_ASM_ASSEMBLE_VISIBILITY):
2029 2010-03-31 Jakub Jelinek <jakub@redhat.com>
2032 * config/arm/arm.c (arm_save_coproc_regs): Use Pmode instead of
2033 V2SImode or XFmode on PRE_DEC.
2036 * cfgexpand.c (expand_debug_expr): Handle VOIDmode mode like
2039 2010-03-31 Jie Zhang <jie@codesourcery.com>
2042 * reload.h (caller_save_initialized_p): Declare.
2043 * toplev.c (backend_init_target): Don't call
2044 init_caller_save but set caller_save_initialized_p to false.
2045 * caller-save.c (caller_save_initialized_p): Define.
2046 (init_caller_save): Check caller_save_initialized_p.
2047 * ira.c (ira): Call init_caller_save if flag_caller_saves.
2049 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2052 * config.gcc (i[34567]86-*-solaris2*): Add i386/t-fprules-softfp
2053 and soft-fp/t-softfp to tmake_file.
2054 * config/i386/sol2.h (LIBGCC2_HAS_TF_MODE): Redefine.
2055 (LIBGCC2_TF_CEXT): Define.
2058 2010-03-30 Alexandre Oliva <aoliva@redhat.com>
2061 * cselib.c (n_useless_values): Document handling of debug locs.
2062 (n_useless_debug_values, n_debug_values): New variables.
2063 (new_elt_loc_list): Don't add to debug values, keep count.
2064 (promote_debug_loc): New.
2065 (cselib_reset_table): Zero new variables.
2066 (entry_and_rtx_equal_p): Promote debug locs.
2067 (discard_useless_locs): Increment n_useless_debug_values for
2069 (remove_useless_values): Adjust n_useless_values and n_debug_values
2070 with n_useless_debug_values.
2071 (add_mem_for_addr): Promote debug locs.
2072 (cselib_lookup_mem): Likewise.
2073 (cselib_lookup_addr): Renamed to...
2074 (cselib_lookup_addr_1): ... this. Promote debug locs. Don't call...
2075 (cselib_log_lookup): ... this. Turn into...
2076 (cselib_lookup_addr): ... new wrapper.
2077 (cselib_lookup_from_insn): New.
2078 (cselib_invalidate_regno): Increment n_useless_debug_values for
2080 (cselib_invalidate_mem): Likewise.
2081 (cselib_process_insn): Take n_deleted and n_debug_values into
2082 account to guard remove_useless_value call.
2083 (cselib_finish): Zero n_useless_debug_values.
2084 * cselib.h (cselib_lookup_from_insn): Declare.
2085 * sched-deps.c (sched_analyze_1): Use cselib_lookup_from_insn.
2086 (sched_analyze_2): Likewise.
2088 2010-03-30 Jakub Jelinek <jakub@redhat.com>
2090 * var-tracking.c (use_narrower_mode_test, use_narrower_mode): New
2092 (adjust_mems): Replace narrowing SUBREG of expression containing
2093 just PLUS, MINUS, MULT and ASHIFT of registers and constants
2094 with operations in the narrower mode.
2097 * var-tracking.c (dataflow_set_clear_at_call): Invalidate just
2098 regs_invalidated_by_call instead all call_used_reg_set registers.
2100 2010-03-30 Sebastian Pop <sebastian.pop@amd.com>
2103 * tree-vect-slp.c (vect_get_and_check_slp_defs): Replace type
2104 pointer comparisons with types_compatible_p.
2105 * tree-vect-stmts.c (vectorizable_call): Same.
2106 (vectorizable_condition): Same.
2108 2010-03-30 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2110 * config/s390/s390.c (s390_emit_prologue): Omit issuing a dynamic
2111 stack check if the mask would be zero.
2113 2010-03-30 Seongbae Park <seongbae.park@gmail.com>
2114 Jack Howarth <howarth@bromo.med.uc.edu>
2116 * tree-profile.c (tree_init_ic_make_global_vars): Make static
2119 2010-03-30 Joseph Myers <joseph@codesourcery.com>
2122 * libgcc-std.ver (GCC_4.5.0): Define version. Include __unordxf2
2124 * config/bfin/libgcc-bfin.ver (GCC_4.5.0): Define version.
2125 Include ___unordxf2 and ___unordtf2.
2126 * config/i386/libgcc-glibc.ver: Do not define inheritance from
2129 2010-03-30 Tarik Graba <tarik.graba@telecom-paristech.fr>
2131 * config/lm32/t-lm32: New file.
2132 * config.gcc: Use the above file when targetting lm32.
2134 2010-03-28 Duncan Sands <baldrick@free.fr>
2136 * Makefile.in (PLUGIN_HEADERS): Add except.h.
2138 2010-03-29 Sebastian Pop <sebastian.pop@amd.com>
2141 * tree-vect-loop.c (vect_estimate_min_profitable_iters):
2142 Improve vectorization cost model diagnostic.
2144 2010-03-29 Sebastian Pop <sebastian.pop@amd.com>
2147 * tree-vect-data-refs.c (vect_analyze_data_refs): When
2148 compute_data_dependences_for_loop returns false, early exit
2149 and output an extra diagnostic for the failed data reference
2152 2010-03-29 Richard Guenther <rguenther@suse.de>
2154 PR tree-optimization/43560
2155 * tree-ssa-loop-im.c (ref_always_accessed_p): Add store_p parameter.
2156 (can_sm_ref_p): Treat stores to readonly locations as trapping.
2158 2010-03-29 Jie Zhang <jie@codesourcery.com>
2161 * toplev.c (process_options): Set optimization_default_node
2162 and optimization_current_node.
2163 * opts.c (decode_options): Don't set optimization_default_node
2164 and optimization_current_node.
2166 2010-03-29 Ralf Corsépius <ralf.corsepius@rtems.org>
2168 * config/rtems.h: Abandon -qrtems_debug.
2170 2010-03-28 Jan Hubicka <jh@suse.cz>
2172 PR tree-optimization/43505
2173 * cgraph.c (cgraph_clone_node): When clonning a clone, replacement
2174 map should not be copied.
2176 2010-03-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2179 * cgraphunit.c (cgraph_build_static_cdtor): If target doesn't have
2180 cdtors, set DECL_PRESERVE_P.
2181 * ipa.c (cgraph_externally_visible_p): Return true if declaration
2184 2010-03-27 Uros Bizjak <ubizjak@gmail.com>
2186 PR tree-optimization/43528
2187 * stor-layout.c (place_field): Check that constant fits into
2188 unsigned HWI when skipping calculation of MS bitfield layout.
2190 2010-03-27 Jan Hubicka <jh@suse.cz>
2193 * varasm.c (make_decl_rtl): Deal with COMMON flag to make
2194 notice_global_symbol work.
2196 2010-03-27 Jakub Jelinek <jakub@redhat.com>
2198 * dwarf2out.c (dwarf2_debug_hooks): Use dwarf2out_function_decl
2199 instead of dwarf2out_decl.
2200 (struct var_loc_node): Remove section_label field.
2201 (dwarf2out_function_decl): New function.
2202 (dwarf2out_var_location): Don't set section_label field.
2203 (dwarf2out_begin_function): Don't empty decl_loc_table here.
2205 2010-03-26 Michael Meissner <meissner@linux.vnet.ibm.com>
2207 PR tree-optimization/43544
2208 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION):
2209 First argument for builtin vectorized function hook is now a
2210 tree to be able to distinguish between machine specific and
2212 * targhooks.c (default_builtin_vectorized_function): Ditto.
2213 * targhooks.h (default_builtin_vectorized_function): Ditto.
2214 * target.h (struct gcc_target): Ditto.
2215 * tree-vect-stmts.c (vectorizable_function): Ditto.
2216 * config/i386/i386.c (ix86_builtin_vectorized_function): Ditto.
2217 * config/rs6000/rs6000.c (rs6000_builtin_vectorized_function):
2220 2010-03-26 Joseph Myers <joseph@codesourcery.com>
2223 * c-decl.c (get_parm_info): Assert that decl going in OTHERS has a
2224 nested binding iff it is a FUNCTION_DECL.
2225 (store_parm_decls_newstyle): Pass nested=true to bind for
2226 FUNCTION_DECLs amongst parameters.
2228 2010-03-26 Jakub Jelinek <jakub@redhat.com>
2230 * var-tracking.c (vt_expand_loc_callback): Don't run
2231 cselib_expand_value_rtx_cb in dummy mode if
2232 cselib_dummy_expand_value_rtx_cb returned false.
2234 * var-tracking.c (emit_note_insn_var_location): For one part
2235 notes with offset 0, don't add EXPR_LIST around the location.
2236 * dwarf2out.c (loc_descriptor, dw_loc_list_1,
2237 add_location_or_const_value_attribute): Adjust for that change.
2240 * dwarf2out.c (reg_save): For DW_CFA_expression put regnum
2241 into first operand and location into second.
2242 (dw_cfi_oprnd1_desc): Return dw_cfi_oprnd_reg_num instead of
2243 dw_cfi_oprnd_loc for DW_CFA_expression.
2244 (dw_cfi_oprnd2_desc): Return dw_cfi_oprnd_loc for DW_CFA_expression.
2245 (output_cfa_loc, output_cfa_loc_raw): For DW_CFA_expression
2246 assume first argument is regnum and second argument is location.
2248 2010-03-26 Uros Bizjak <ubizjak@gmail.com>
2251 * config/alpha/alpha.md (*cmp_sadd_si): Change mode
2252 of scratch register to DImode. Split to DImode comparison operator.
2253 Use SImode subreg of scratch register in the multiplication.
2254 (*cmp_sadd_sidi): Ditto.
2255 (*cmp_ssub_si): Ditto.
2256 (*cmp_ssub_sidi): Ditto.
2258 2010-03-26 Uros Bizjak <ubizjak@gmail.com>
2261 * config/i386/i386.c (ix86_expand_prologue) [TARGET_STACK_PROBE]:
2262 Remove invalid assert and wrong comment.
2264 2010-03-26 Jakub Jelinek <jakub@redhat.com>
2267 * flags.h (final_insns_dump_p): New extern.
2268 * final.c (final_insns_dump_p): New variable.
2269 (rest_of_clean_state): Set it before -fdump-final-insns=
2270 dumping, clear afterwards.
2271 * print-rtl.c (print_rtx): If final_insns_dump_p don't dump
2272 MEM_ALIAS_SET on MEMs.
2274 2010-03-26 David S. Miller <davem@davemloft.net>
2276 * configure.ac: Fix sparc GOTDATA_OP bug check.
2277 * configure: Rebuild.
2279 2010-03-26 Alan Modra <amodra@gmail.com>
2281 * config/rs6000/rs6000.md (cmptf_internal2): Correct comparison.
2283 2010-03-25 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2285 * doc/tm.texi (Sections): Document TLS_COMMON_ASM_OP,
2286 TLS_SECTION_ASM_FLAG.
2288 2010-03-25 Jakub Jelinek <jakub@redhat.com>
2291 * config/i386/i386.c (ix86_code_end): Set DECL_WEAK if TARGET_MACHO.
2292 Clear first_function_block_is_cold.
2295 * gimplify.c (gimple_boolify): Only recurse on __builtin_expect
2296 argument if the argument is truth_value_p.
2298 2010-03-24 Michael Meissner <meissner@linux.vnet.ibm.com>
2300 * config/rs6000/constraints.md: Update copyright year for my changes.
2303 * config/rs6000/rs6000.c (rs6000_split_multireg_move): If r0 is
2304 used in reg+reg addressing, swap registers.
2306 2010-03-24 Jakub Jelinek <jakub@redhat.com>
2309 * target.h (struct gcc_target): Add code_end hook.
2310 * target-def.h (TARGET_ASM_CODE_END): Define to hook_void_void
2312 (TARGET_ASM_OUT): Add TARGET_ASM_CODE_END.
2313 * toplev.c (compile_file): Call targetm.asm_out.code_end
2314 hook before unwind info/debug info output.
2315 * config/i386/winnt.c (i386_pe_file_end): Don't call ix86_file_end.
2316 * config/i386/linux.h (NEED_INDICATE_EXEC_STACK): Don't define.
2317 (TARGET_ASM_FILE_END): Define to file_end_indicate_exec_stack.
2318 * config/i386/linux64.h (NEED_INDICATE_EXEC_STACK): Don't define.
2319 (TARGET_ASM_FILE_END): Define to file_end_indicate_exec_stack.
2320 * config/i386/i386.c (ix86_file_end): Renamed to...
2321 (ix86_code_end): ... this. Make static. Don't call
2322 file_end_indicate_exec_stack. Emit unwind info using
2323 final_start_function/final_end_function.
2324 (darwin_x86_file_end): Remove.
2325 (TARGET_ASM_CODE_END): Define.
2326 * config/i386/i386.h (TARGET_ASM_FILE_END,
2327 NEED_INDICATE_EXEC_STACK): Don't define.
2328 * config/i386/darwin.h (darwin_x86_file_end): Remove prototype.
2329 (TARGET_ASM_FILE_END): Define to darwin_file_end.
2330 * config/i386/i386-protos.h (ix86_file_end): Remove prototype.
2331 * doc/tm.texi (TARGET_ASM_CODE_END): Document.
2334 * config/i386/i386.c (x86_output_mi_thunk): Call final_start_function
2335 at the beginning and final_end_function at the end.
2336 * config/s390/s390.c (s390_output_mi_thunk): Likewise.
2338 2010-03-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2340 * configure.ac (i[34567]86-*-*): Handle Solaris 2/x86 TLS support
2341 and Sun as TLS syntax.
2342 (TLS_SECTION_ASM_FLAG) [on_solaris && !gas_flag]: Define.
2343 * configure: Regenerate.
2344 * config.in: Regenerate.
2345 * varasm.c (TLS_SECTION_ASM_FLAG): Define default.
2346 (default_elf_asm_named_section): Use it.
2347 * config/i386/i386.c (output_pic_addr_const): Lowercase @DTPOFF.
2348 (i386_output_dwarf_dtprel): Likewise.
2349 (output_addr_const_extra): Likewise.
2350 (output_pic_addr_const): Lowercase @GOTTPOFF.
2351 (output_addr_const_extra): Likewise.
2352 (output_pic_addr_const): Lowercase @GOTNTPOFF.
2353 (output_addr_const_extra): Likewise.
2354 (output_pic_addr_const): Lowercase @INDNTPOFF.
2355 (output_addr_const_extra): Likewise.
2356 (output_pic_addr_const): Lowercase @NTPOFF.
2357 (output_addr_const_extra): Likewise.
2358 (output_pic_addr_const): Lowercase @TPOFF.
2359 (output_addr_const_extra): Likewise.
2360 * config/i386/i386.md (*tls_global_dynamic_32_gnu): Lowercase @TLSGD.
2361 (*tls_global_dynamic_64): Likewise.
2362 (*tls_local_dynamic_base_32_gnu): Lowercase @TLSLDM.
2363 (*tls_local_dynamic_base_64): Lowercase @TLSLD.
2365 * defaults.h (TLS_COMMON_ASM_OP): Provide default.
2366 (ASM_OUTPUT_TLS_COMMON): Use it.
2367 * config/i386/sol2-gas.h (TLS_COMMON_ASM_OP): Undef.
2370 * config.gcc (sparc*-*-solaris2*) [$gas=yes]: Add usegas.h to tm_file.
2371 * config/sparc/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): Move ...
2372 * config/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): ... here.
2373 * config/i386/sol2-10.h (ASM_OUTPUT_ALIGNED_COMMON): Redefine.
2374 * config/i386/sol2.h (TARGET_SUN_TLS): Redefine.
2375 (ASM_DECLARE_OBJECT_NAME) [!USE_GAS]: Redefine.
2377 2010-03-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2379 * config/i386/i386.c (override_options): Don't accept
2380 -mtls-dialect=sun any longer.
2381 * config/i386/i386.h (TARGET_SUN_TLS): Define as 0.
2382 * config/i386/i386.md (*tls_global_dynamic_32_sun): Remove.
2383 (*tls_local_dynamic_base_32_sun): Likewise.
2384 * config/i386/sol2.h (TARGET_SUN_TLS): Redefine.
2386 2010-03-24 Jakub Jelinek <jakub@redhat.com>
2389 * dwarf2out.c (mem_loc_descriptor): Don't ICE on
2390 VEC_{MERGE,SELECT,CONCAT,DUPLICATE}.
2393 * ira.c (adjust_cleared_regs): New function.
2394 (update_equiv_regs): Adjust cleared_regs in DEBUG_INSNs.
2398 * cfgexpand.c (gimple_assign_rhs_to_tree): Also set TREE_BLOCK
2400 * expr.c (expand_expr_real): Restore previous
2401 curr_insn_source_location and curr_insn_block after
2402 expand_expr_real_1 call.
2403 (expand_expr_real_1) <case SSA_NAME>: Call expand_expr_real
2404 instead of expand_expr_real_1.
2406 2010-03-23 Vladimir Makarov <vmakarov@redhat.com>
2408 PR rtl-optimization/43413
2409 * ira-color.c (setup_allocno_available_regs_num): Count prohibited
2412 2010-03-22 James E. Wilson <wilson@codesourcery.com>
2415 * ia64.md (call_nogp, call_value_nogp, sibcall_nogp, call_gp,
2416 call_value_gp, sibcall_gp): Use 's' constraint not 'i'.
2418 2010-03-22 H.J. Lu <hongjiu.lu@intel.com>
2420 * config/i386/i386.c (ix86_target_string): Add -mfma.
2421 Fix a typo in comment.
2423 2010-03-22 Mike Stump <mikestump@comcast.net>
2426 * config/rs6000/rs6000.c (darwin_rs6000_special_round_type_align):
2427 Don't overly align based upon packed packed fields.
2429 2010-03-22 Jason Merrill <jason@redhat.com>
2431 * c-pretty-print.c (pp_c_specifier_qualifier_list) [VECTOR_TYPE]:
2432 Use () rather than [], and move before the element type.
2434 2010-03-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2436 * doc/configfiles.texi (Configuration Files): Removed
2437 fixinc/Makefile*, intl/Makefile.*.
2438 * doc/makefile.texi: Fixed markup. Abstract from version
2439 control system used.
2440 (Makefile): Removed obsolete gcc/java/parse.y example.
2441 * doc/sourcebuild.texi: Likewise.
2442 (Top Level): Added config, gnattools, libdecnumber, libgcc,
2443 libgomp, libssp. Removed fastjar.
2444 (Miscellaneous Docs): Clarify location.
2445 Added COPYING3, COPYING3.LIB.
2446 (Front End Directory): Moved Make-lang.in entry to new subsubsection.
2448 2010-03-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2451 * config/i386/i386.c (x86_function_profiler)
2452 [!NO_PROFILE_COUNTERS]: Fix typo.
2453 * config/i386/gmon-sol2.c (_mcleanup) [__x86_64__]: Use call
2456 2010-03-22 Janis Johnson <janis187@us.ibm.com>
2457 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2459 * doc/sourcebuild.texi (Test Directives): Split into six
2460 subsections, with most of the current text in new subsections
2461 Directives, Selectors, and Final Actions.
2462 (Directives): Split list of test directives into multiple
2464 (Selectors): Describe use and syntax of selectors.
2465 (Effective-Target Keywords): Describe all existing keywords.
2466 (Add Options): Describe features for dg-add-options.
2467 (Require Support): Describe variants of dg-require-support.
2468 (Final Actions): Describe commands to use in dg-final.
2470 2010-03-22 Michael Matz <matz@suse.de>
2473 * recog.c (validate_replace_rtx_group): Replace also in
2474 REG_EQUAL and REG_EQUIV notes.
2476 2010-03-22 Richard Guenther <rguenther@suse.de>
2478 PR tree-optimization/43390
2479 * tree-vect-stmts.c (get_vectype_for_scalar_type): Make
2480 sure vector extracts are type correct.
2482 2010-03-22 Richard Guenther <rguenther@suse.de>
2485 * builtins.c (expand_builtin_pow): Expand pow (x, 1.5) as
2486 x * sqrt (x) even when optimizing for size if the target
2487 has native support for sqrt.
2489 2010-03-22 Jakub Jelinek <jakub@redhat.com>
2491 * varasm.c (make_decl_rtl_for_debug): Also clear
2492 flag_mudflap for the duration of make_decl_rtl call.
2495 * var-tracking.c (add_cselib_value_chains): Remove ASM_OPERANDS
2496 locs from preserved VALUEs.
2498 2010-03-21 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2501 * pa.md (movmemsi): Set align to one if zero.
2502 (movmemdi): Likewise.
2504 2010-03-21 Richard Earnshaw <rearnsha@arm.com>
2507 * arm.c (arm_output_epilogue): Correctly match VFP pop instructions
2508 with their corresponding prologue pushes.
2510 2010-03-20 Andrew Pinski <pinskia@gmail.com>
2513 * config/spu/spu.c (spu_expand_prologue): Don't emit NOTE_INSN_DELETED
2514 at the begining or end.
2515 (spu_expand_epilogue): Likewise.
2517 2010-03-20 Richard Guenther <rguenther@suse.de>
2519 PR rtl-optimization/43438
2520 * combine.c (make_extraction): Properly zero-/sign-extend an
2521 extraction of the low part of a CONST_INT. Also handle
2524 2010-03-19 Mike Stump <mikestump@comcast.net>
2526 * config/i386/darwin.h (SUBTARGET32_DEFAULT_CPU): Add.
2527 * config/i386/i386.c (SUBTARGET32_DEFAULT_CPU): Add.
2528 (override_options): Use SUBTARGET32_DEFAULT_CPU.
2530 2010-03-19 Andrew Pinski <andrew_pinski@caviumnetworks.com>
2533 * c-decl.c (grokparms): Set arg_types to NULL_TREE if there was
2536 2010-03-19 Bernd Schmidt <bernds@codesourcery.com>
2538 PR rtl-optimization/42258
2539 * ira-lives.c (check_and_make_def_conflict): Ignore conflict for a
2540 use that may match DEF.
2543 * optabs.c (avoid_expensive_constant): Use rtx_cost to find out
2544 the cost of loading the constant rather than assuming
2546 * config/arm/arm.c (thumb1_rtx_costs) <case CONST_INT>: If the
2547 outer code is AND, do the same tests as the andsi3 expander and
2548 return COSTS_N_INSNS (1) if and is cheap.
2550 * optabs.c (avoid_expensive_constant): Fix formatting.
2552 2010-03-19 Michael Matz <matz@suse.de>
2555 * attribs.c (decl_attributes): When rebuilding a function pointer
2556 type use the same qualifiers as the original pointer type.
2558 2010-03-19 Martin Jambor <mjambor@suse.cz>
2560 * doc/gimple.texi (Logical Operators): Describe is_gimple_ip_invariant
2561 and is_gimple_ip_invariant_address.
2563 2010-03-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2566 2009-10-01 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2568 * config/arm/arm.c (arm_override_options): Turn off
2569 flag_dwarf2_cfi_asm for AAPCS variants.
2571 2010-03-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2574 * config/arm/arm.c (emit_multi_reg_push): Update comments.
2575 Use PRE_MODIFY instead of PRE_DEC.
2576 (emit_sfm): Use PRE_MODIFY instead of PRE_DEC.
2577 (vfp_emit_fstmd): Likewise.
2579 2010-03-19 Michael Matz <matz@suse.de>
2582 * builtins.c (expand_builtin_interclass_mathfn,
2583 expand_builtin_signbit): Use maybe_emit_unop_insn, emit libcalls
2586 2010-03-19 Richard Guenther <rguenther@suse.de>
2588 PR tree-optimization/43415
2589 * tree-ssa-pre.c (phi_translate): Split out worker to ...
2590 (phi_translate_1): ... this.
2591 (phi_translate): Move all caching here. Cache all NARY
2592 and REFERENCE translations.
2594 2010-03-19 David S. Miller <davem@davemloft.net>
2596 With help from Eric Botcazou.
2597 * config/sparc/sparc.c: Include dwarf2out.h.
2598 (emit_pic_helper): Delete.
2599 (pic_helper_symbol_name): Delete.
2600 (pic_helper_emitted_p): Delete.
2601 (pic_helper_needed): New.
2602 (USE_HIDDEN_LINKONCE): Define to '1' if HAVE_GAS_HIDDEN else '0'.
2603 (get_pc_thunk_name): New.
2604 (load_pic_register): Remove 'delay_pic_helper' arg. Use
2605 get_thunk_pc_name and ggc_strdup to generate PIC thunk symbol.
2606 Set pic_helper_needed to true. Don't call emit_pic_helper.
2607 (sparc_expand_prologue): Update load_pic_register call.
2608 (sparc_output_mi_thunk): Likewise.
2609 (sparc_file_end): Emit a hidden comdat symbol for the PIC
2610 thunk if possible. Output CFI information as needed.
2612 2010-03-18 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
2613 Jack Howarth <howarth@bromo.med.uc.edu>
2616 * config/i386/i386.h: Fix ABI on darwin x86-32.
2618 2010-03-18 Aldy Hernandez <aldyh@redhat.com>
2620 * tree.h: Declare make_decl_rtl_for_debug.
2621 * varasm.c (make_decl_rtl_for_debug): New.
2622 * dwarf2out.c (rtl_for_decl_location): Call it.
2623 * cfgexpand.c (expand_debug_expr): Call it.
2625 2010-03-18 Jakub Jelinek <jakub@redhat.com>
2628 * var-tracking.c (adjust_mems) <case POST_MODIFY>: Allow BLKmode
2632 * var-tracking.c (vt_init_cfa_base): Do nothing if
2633 cfa_base_rtx would be hard_frame_pointer_rtx or non-fixed register.
2635 2010-03-18 Alexandre Oliva <aoliva@redhat.com>
2638 * var-tracking.c (canonicalize_vars_star): New.
2639 (dataflow_post_merge_adjust): Use it.
2641 2010-03-18 Jakub Jelinek <jakub@redhat.com>
2644 * var-tracking.c (non_suitable_const): New function.
2645 (add_uses): For DEBUG_INSNs with constants, don't record any
2646 value, instead just the constant value itself.
2647 (compute_bb_dataflow) <case MO_VAL_LOC>: If PAT_VAR_LOCATION_LOC
2648 is not VAR_LOC_UNKNOWN_P, set var to the constant.
2649 (emit_notes_in_bb): Likewise.
2650 (emit_note_insn_var_location): For onepart variables if
2651 cur_loc is a VOIDmode constant, use DECL_MODE.
2653 2010-03-18 Martin Jambor <mjambor@suse.cz>
2656 * cgraph.h (cgraph_redirect_edge_call_stmt_to_callee): Declare.
2657 * cgraphunit.c (cgraph_materialize_all_clones): Update calls in
2658 all non-clones. Moved call redirection...
2659 (cgraph_redirect_edge_call_stmt_to_callee): ...to this new function.
2660 (cgraph_materialize_all_clones): Dispose of all
2661 combined_args_to_skip bitmaps.
2662 (verify_cgraph_node): Do not check for edges pointing to wrong
2663 nodes in inline clones.
2664 * tree-inline.c (copy_bb): Call
2665 cgraph_redirect_edge_call_stmt_to_callee.
2666 * ipa.c (cgraph_remove_unreachable_nodes): Call
2667 cgraph_node_remove_callees even when there are used clones.
2669 2010-03-18 H.J. Lu <hongjiu.lu@intel.com>
2671 * config/i386/libgcc-glibc.ver: Make GCC_4.5.0 inherit GCC_4.4.0.
2673 2010-03-18 H.J. Lu <hongjiu.lu@intel.com>
2676 * config/i386/libgcc-glibc.ver: Add __extendxftf2 to GCC_4.5.0
2679 2010-03-18 Michael Matz <matz@suse.de>
2682 * builtins.c (expand_builtin_pow): Don't transform pow(x, 0.5)
2683 into sqrt(x) if we need to preserve signed zeros.
2685 2010-03-18 Steven Bosscher <steven@gcc.gnu.org>
2686 Eric Botcazou <ebotcazou@adacore.com>
2688 PR rtl-optimization/43360
2689 * loop-invariant.c (move_invariant_reg): Remove the REG_EQUAL
2690 note if we don't know its invariant status.
2692 2010-03-18 Michael Matz <matz@suse.de>
2694 PR tree-optimization/43402
2695 * tree-cfgcleanup.c (cleanup_control_expr_graph): Don't follow
2696 PHI chains of ssa names registered for update.
2698 2010-03-17 Peter Bergner <bergner@vnet.ibm.com>
2701 * config/rs6000/rs6000.c (rs6000_split_multireg_move): Add support for
2702 non-offsettable and pre_modify update addressing.
2703 * config/rs6000/dfp.md (*movdd_hardfloat32): Make the "0", "1"
2704 and "2" alternatives "#".
2705 (*movdd_softfloat32): Make all alternatives "#";
2706 * config/rs6000/rs6000.md (DIFD): New define_mode_iterator.
2707 (*movdf_hardfloat32): Make the "0", "1" and "2" alternatives "#".
2708 (*movdf_softfloat32): Make all alternatives "#";
2709 (movdi): Use the new DIFD mode iterator to create a common splitter
2710 for movdi, movdf and movdd patterns.
2712 2010-03-18 Shujing Zhao <pearly.zhao@oracle.com>
2714 * common.opt (dumpdir): Remove redundant tab.
2716 2010-03-17 Martin Jambor <mjambor@suse.cz>
2718 PR tree-optimization/43347
2719 * tree-sra.c (create_access_replacement): Set TREE_NO_WARNING when the
2720 original base is DECL_ARTIFICIAL or DECL_IGNORED_P.
2722 2010-03-17 Bernd Schmidt <bernd.schmidt@analog.com>
2724 PR rtl-optimization/42216
2725 * regrename.c (create_new_chain): New function, broken out from...
2726 (scan_rtx_reg): ... here. Call it. Handle the case where we are
2727 appending a use to an empty chain.
2728 (build_def_use): Remove previous changes that convert OP_INOUT to
2729 OP_OUT operands; instead detect the case where an OP_INOUT operand
2730 uses a previously untracked register and create an empty chain for it.
2732 2010-03-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2734 * doc/extend.texi (Function Attributes): Rewrite unfinished
2735 sentence in ms_abi documentation.
2737 2010-03-17 Alan Modra <amodra@gmail.com>
2739 * config/rs6000/linux64.opt (mprofile-kernel): Use profile_kernel var.
2740 * config/rs6000/linux64.h (TARGET_PROFILE_KERNEL): Define.
2741 (SUBSUBTARGET_OVERRIDE_OPTIONS): Don't use SET_PROFILE_KERNEL.
2742 * config/rs6000/rs6000.c (SET_PROFILE_KERNEL): Don't define.
2744 2010-03-16 Richard Henderson <rth@redhat.com>
2747 * tree-eh.c (replace_goto_queue): Also replace in the eh_seq.
2748 (lower_try_finally): Save and restore eh_seq around the expansion
2751 2010-03-16 Aldy Hernandez <aldyh@redhat.com>
2753 * graphite-sese-to-poly.c (split_reduction_stmt): Skip debug
2754 statements before splitting block.
2756 2010-03-16 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2758 * doc/sourcebuild.texi (Testsuites): Fix markup.
2759 Use pathnames relative to gcc/testsuite.
2760 (Test Directives): Move description of how timeout is determined.
2761 (Ada Tests): Favor gnat.exp over ada/acats/tests/gcc.
2762 (C Tests): Correct gcc.misc-tests directory.
2763 Framework tests now live in gcc.test-framework.
2765 2010-03-16 Richard Guenther <rguenther@suse.de>
2768 * tree-cfg.c (gimple_merge_blocks): When propagating virtual PHI
2769 operands make sure to merge SSA_NAME_OCCURS_IN_ABNORMAL_PHI properly.
2771 2010-03-16 Aldy Hernandez <aldyh@redhat.com>
2772 Alexandre Oliva <aoliva@redhat.com>
2774 PR tree-optimization/42917
2775 * lambda-code.c (remove_iv): Skip debug statements.
2776 (lambda_loopnest_to_gcc_loopnest): Likewise.
2777 (not_interesting_stmt): Debug statements are not interesting.
2779 2010-03-16 Jakub Jelinek <jakub@redhat.com>
2783 * cselib.c (cselib_preserve_constants,
2784 cfa_base_preserved_val): New static variables.
2785 (preserve_only_constants): New function.
2786 (cselib_reset_table): If cfa_base_preserved_val is non-NULL, don't
2787 clear its REG_VALUES. If cselib_preserve_constants, don't
2788 empty the whole hash table, but preserve there VALUEs with constants,
2789 cfa_base_preserved_val and cfa_base_preserved_val plus constant.
2790 (cselib_preserve_cfa_base_value): New function.
2791 (cselib_invalidate_regno): Don't invalidate cfa_base_preserved_val.
2792 (cselib_init): Change argument to int bitfield. Set
2793 cselib_preserve_constants to whether CSELIB_PRESERVE_CONSTANTS
2795 (cselib_finish): Clear cselib_preserve_constants and
2796 cfa_base_preserved_val.
2797 * cselib.h (enum cselib_record_what): New enum.
2798 (cselib_init): Change argument to int.
2799 (cselib_preserve_cfa_base_value): New prototype.
2800 * postreload.c (reload_cse_regs_1): Adjust cselib_init caller.
2801 * dse.c (dse_step1): Likewise.
2802 * cfgcleanup.c (thread_jump): Likewise.
2803 * sched-deps.c (sched_analyze): Likewise.
2804 * gcse.c (local_cprop_pass): Likewise.
2805 * simplify-rtx.c (simplify_replace_fn_rtx): Add argument to callback.
2806 If FN is non-NULL, call the callback always and whenever it returns
2807 non-NULL just return that. Only do rtx_equal_p if FN is NULL.
2808 * rtl.h (simplify_replace_fn_rtx): Add argument to callback.
2809 * combine.c (propagate_for_debug_subst): Add old_rtx argument,
2810 compare from with old_rtx and if it isn't rtx_equal_p, return NULL.
2811 * Makefile.in (var-tracking.o): Depend on $(RECOG_H).
2812 * var-tracking.c: Include recog.h.
2813 (bb_stack_adjust_offset): Remove.
2814 (vt_stack_adjustments): Don't call it, instead just gather the
2815 adjustments using insn_stack_adjust_offset_pre_post on each bb insn.
2816 (adjust_stack_reference): Remove.
2817 (compute_cfa_pointer): New function.
2818 (hard_frame_pointer_adjustment, cfa_base_rtx): New static variables.
2819 (struct adjust_mem_data): New type.
2820 (adjust_mems, adjust_mem_uses, adjust_mem_stores, adjust_insn): New
2822 (get_address_mode): New function.
2823 (replace_expr_with_values): Use it.
2824 (use_type): Don't do cselib_lookup for VAR_LOC_UNKNOWN_P.
2825 Use get_address_mode. For cfa_base_rtx return MO_CLOBBER.
2826 (adjust_sets): Remove.
2827 (add_uses): Don't add extra MO_VAL_USE for cfa_base_rtx plus constant.
2828 Use get_address_mode.
2829 (get_adjusted_src): Remove.
2830 (add_stores): Don't call it. Never reuse expr SET. Don't add extra
2831 MO_VAL_USE for cfa_base_rtx plus constant. Use get_address_mode.
2832 (add_with_sets): Don't call adjust_sets.
2833 (fp_setter, vt_init_cfa_base): New functions.
2834 (vt_initialize): Change return type to bool. Move most of pool etc.
2835 initialization to the beginning of the function from end. Pass
2836 CSELIB_RECORD_MEMORY | CSELIB_PRESERVE_CONSTANTS to cselib_init.
2837 If !frame_pointer_needed, call vt_stack_adjustment before mos
2838 vector is filled, call vt_init_cfa_base if argp/framep has been
2839 eliminated to sp. If frame_pointer_needed and argp/framep has
2840 been eliminated to hard frame pointer, set
2841 hard_frame_pointer_adjustment and call vt_init_cfa_base after
2842 encountering fp setter in the prologue. For MO_ADJUST, call
2843 log_op_type before pusing the op into mos vector, not afterwards.
2844 Call adjust_insn before cselib_process_insn/add_with_sets,
2845 call cancel_changes (0) afterwards.
2846 (variable_tracking_main_1): Adjust for vt_initialize calling
2847 vt_stack_adjustments and returning whether it succeeded or not.
2849 2010-03-15 Aldy Hernandez <aldyh@redhat.com>
2851 * graphite-sese-to-poly.c (rewrite_cross_bb_scalar_deps): Skip
2854 2010-03-15 Jakub Jelinek <jakub@redhat.com>
2856 * dwarf2out.c (dwarf2out_frame_debug): Don't assert drap_reg
2858 (based_loc_descr): Use DW_OP_fbreg for vdrap_reg even when
2859 drap_reg has not been set.
2861 2010-03-15 Michael Matz <matz@suse.de>
2864 * tree-outof-ssa.c (emit_partition_copy): New argument sizeexp,
2865 use it to expand block copies.
2866 (insert_partition_copy_on_edge, insert_rtx_to_part_on_edge,
2867 insert_part_to_rtx_on_edge): Adjust callers of emit_partition_copy.
2868 (insert_value_copy_on_edge): Use store_expr for BLKmode values.
2870 2010-03-15 Richard Guenther <rguenther@suse.de>
2872 PR tree-optimization/43367
2873 * tree-cfg.c (gimple_can_merge_blocks_p): Simplify PHI
2876 2010-03-15 Richard Guenther <rguenther@suse.de>
2878 PR tree-optimization/43317
2879 * ipa-struct-reorg.c (create_new_general_access): Update stmt.
2881 2010-03-15 Martin Jambor <mjambor@suse.cz>
2883 PR tree-optimization/43141
2884 * tree-sra.c (create_abstract_origin): New function.
2885 (modify_function): Call create_abstract_origin.
2887 2010-03-15 Chris Demetriou <cgd@google.com>
2889 * Makefile.in (stmp-int-hdrs): Don't chmod include/stdint.h if it
2892 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
2895 * graphite-sese-to-poly.c (rewrite_close_phi_out_of_ssa): Do not
2896 call insert_out_of_ssa_copy for default definitions.
2898 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
2900 * graphite-clast-to-gimple.c (my_long_long): Defined.
2901 (gcc_type_for_cloog_iv): Use it instead of long_long_integer_type_node.
2902 * graphite-sese-to-poly.c (my_long_long): Defined.
2903 (scop_ivs_can_be_represented): Use it.
2905 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
2907 * doc/invoke.texi: Fix documentation of graphite-max-nb-scop-params,
2908 graphite-max-bbs-per-function, and loop-block-tile-size.
2909 * params.def (PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS): Replace "maximal"
2911 (PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION): Same.
2913 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
2915 * graphite-clast-to-gimple.c (gcc_type_for_iv_of_clast_loop): Remove
2916 forward declaration.
2917 * graphite-sese-to-poly.c (reduction_phi_p): Remove FIXME comment.
2918 (add_upper_bounds_from_estimated_nit): New.
2919 (build_loop_iteration_domains): Use it.
2921 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
2923 * doc/invoke.texi (PARAM_LOOP_BLOCK_TILE_SIZE): Document.
2925 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
2928 * tree-chrec.c (evolution_function_right_is_integer_cst): CHREC_RIGHT
2929 should be an INTEGER_CST. Also handle CASE_CONVERT.
2931 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
2933 * graphite.c (graphite_initialize): To bound the number of bbs per
2934 function, use PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION.
2935 * params.def (PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION): Declared.
2936 * doc/invoke.texi: Document it.
2938 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
2940 * graphite-sese-to-poly.c (build_poly_scop): Do not return bool.
2941 * graphite-sese-to-poly.h (build_poly_scop): Same.
2943 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
2945 * graphite-sese-to-poly.c (build_poly_scop): Limit scops following
2946 the number of parameters in the scop. Use as an upper bound
2947 PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS.
2948 * params.def (PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS): Declared.
2949 * doc/invoke.texi: Document it.
2951 2010-03-13 Jerry Quinn <jlquinn@optonline.net>
2953 * Makefile.in (TEXI_GCCINT_FILES): Remove c-tree.texi.
2954 * doc/c-tree.texi: Remove.
2955 * doc/generic.texi: Merge c-tree.texi here.
2956 * doc/gccint.texi (Trees): Remove menu entry.
2957 (c-tree.texi): Remove @include.
2958 * doc/rtl.texi (Reading RTL): Update pxref from Trees to GENERIC.
2959 * doc/languages.texi (Reading RTL): Ditto.
2961 2010-03-12 Steve Ellcey <sje@cup.hp.com>
2964 * config/ia64/sync.md (sync_compare_and_swap): Move memory fence.
2966 2010-03-12 Michael Meissner <meissner@linux.vnet.ibm.com>
2969 * gcc/config/rs6000/rs6000.c (rs6000_emit_move): Delete band-aid
2970 code added to work around reload clobbering CONST insns.
2972 2010-03-12 Jakub Jelinek <jakub@redhat.com>
2974 * cselib.c (LONG_TERM_PRESERVED_VALUE_P): Remove.
2975 (cselib_preserve_definitely, cselib_clear_preserve): Remove.
2976 (cselib_preserve_only_values): Remove retain argument, don't
2977 traverse hash table with cselib_{preserve_definitely,clear_preserve}.
2978 * cselib.h (cselib_preserve_only_values): Remove retain argument.
2979 * var-tracking.c (micro_operation): Move insn field before union.
2980 Add DEF_VEC_O and DEF_VEC_ALLOC_O for this type.
2981 (struct variable_tracking_info_def): Remove n_mos field, change
2982 mos into a vector of micro_operations.
2983 (count_uses, count_uses_1, count_stores, count_with_sets): Remove.
2984 (bb_stack_adjust_offset, log_op_type, add_uses, add_stores,
2985 compute_bb_dataflow, emit_notes_in_bb): Adjust for VTI (bb)->mos
2986 changing into a vector.
2987 (add_with_sets): Likewise. Ensure MO_VAL_USE uops from add_stores
2988 come before all other uops generated by add_stores.
2989 (vt_add_function_parameters): Adjust for cselib_preserve_only_values
2991 (vt_initialize): Likewise. Adjust for VTI (bb)->mos changing into
2992 a vector. Run just one pass over the bbs instead of separate counting
2993 and computation phase.
2994 (vt_finalize): Free VTI (bb)->mos vector instead of array.
2997 * tree-inline.c (remap_decls): Put old_var rather than origin_var
2998 into *nonlocalized_list vector.
2999 * dwarf2out.c (gen_formal_parameter_die): Call decl_ultimate_origin
3000 even if origin is non-NULL.
3001 (gen_variable_die): Likewise.
3002 (process_scope_var): Don't change origin.
3003 (gen_decl_die): Likewise.
3004 * tree-cfgcleanup.c (remove_forwarder_block): Check single_pred_p
3005 before adding new edges instead of after it, fix moving over
3008 2010-03-11 David S. Miller <davem@davemloft.net>
3010 * configure.ac (gcc_cv_as_cfi_advance_working): Skip a multiple
3012 * configure: Rebuild.
3014 2010-03-11 Martin Jambor <mjambor@suse.cz>
3016 PR tree-optimization/43257
3017 * tree.c (assign_assembler_name_if_neeeded): New function.
3018 (free_lang_data_in_cgraph): Assembler name assignment moved to the
3020 * tree.h (assign_assembler_name_if_neeeded): Declare.
3021 * cgraphunit.c (cgraph_analyze_function): Create an assembler name for
3022 the function if needed.
3024 2010-03-11 Chris Demetriou <cgd@google.com>
3026 * Makefile.in (stmp-int-hdrs): Make include/unwind.h,
3027 include/stdint-gcc.h, and include/stdint.h world-readable.
3029 2010-03-11 Richard Guenther <rguenther@suse.de>
3031 PR tree-optimization/43255
3032 * tree-vrp.c (process_assert_insertions_for): Do not insert
3033 asserts for trivial conditions.
3035 2010-03-11 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3037 PR tree-optimization/43280
3038 * tree-ssa-math-opts.c (find_bswap_1): Modify symbolic number
3039 generation. Move calculation of size out of the if branch.
3040 (find_bswap): Modify compare number generation.
3042 2010-03-11 Richard Guenther <rguenther@suse.de>
3045 * lto-streamer-in.c (maybe_fixup_decls): Simplify.
3046 (input_gimple_stmt): Fixup handled component types during
3047 operand read. Also fix up decls in ADDR_EXPRs.
3049 2010-03-10 Eric Botcazou <ebotcazou@adacore.com>
3051 * config/sparc/sol2-bi.h (CC1_SPEC): Default to -mcpu=v9 for -m32.
3052 * config/sparc/t-sol2-64 (MULTILIB_DIRNAMES): Use sparcv8plus.
3054 2010-03-10 Jan Hubicka <jh@suse.cz>
3057 * ipa.c (function_and_variable_visibility) Normalize COMMON bits.
3058 * varasm.c (get_variable_section): Don't do that here...
3059 (make_decl_rtl): ... and here.
3060 (do_assemble_alias): Produce decl RTL.
3061 (assemble_alias): Likewise.
3063 2010-03-10 Jakub Jelinek <jakub@redhat.com>
3066 * reg-notes.def (REG_CFA_SET_VDRAP): New note.
3067 * dwarf2out.c (dwarf2out_frame_debug_expr): Remove rule 20 - setting
3069 (dwarf2out_frame_debug): Handle REG_CFA_SET_VDRAP note.
3070 (based_loc_descr): Only express drap or vdrap regno based expressions
3071 using DW_OP_fbreg when not optimizing.
3072 * config/i386/i386.c (ix86_get_drap_rtx): When not optimizing,
3073 make the vDRAP = DRAP assignment RTX_FRAME_RELATED_P and add
3074 REG_CFA_SET_VDRAP note.
3076 2010-03-10 Alexander Monakov <amonakov@ispras.ru>
3078 PR tree-optimization/43236
3079 * tree-loop-distribution.c (generate_memset_zero): Fix off-by-one
3080 error in calculation of base address in reverse iteration case.
3081 (generate_builtin): Take number of latch executions if the statement
3084 2010-03-10 Andrey Belevantsev <abel@ispras.ru>
3087 * tree-eh.c: Include pointer-set.h.
3088 (lower_eh_dispatch): Filter out duplicate case labels and
3089 remove the unneeded edge when the label is unused. Return
3090 true when some edges are removed.
3091 (execute_lower_eh_dispatch): When any lowering resulted in
3092 removing an edge, also delete unreachable blocks.
3094 2010-03-10 Jakub Jelinek <jakub@redhat.com>
3097 * config/rs6000/rs6000.c (rs6000_delegitimize_address): Handle
3098 UNSPEC_MACHOPIC_OFFSET.
3100 2010-03-09 Andreas Schwab <schwab@linux-m68k.org>
3103 * config/m68k/m68k.c (TARGET_DELEGITIMIZE_ADDRESS): Define.
3104 (m68k_delegitimize_address): New function.
3106 2010-03-09 Jakub Jelinek <jakub@redhat.com>
3109 * dwarf2out.c (const_ok_for_output_1): Return 1 for UNSPECs.
3112 * var-tracking.c (adjust_sets): New function.
3113 (count_with_sets, add_with_sets): Use it.
3114 (get_adjusted_src): New inline function.
3115 (add_stores): Use it.
3118 * var-tracking.c (vt_expand_loc_callback) <case SUBREG>: If dummy,
3119 call cselib_dummy_expand_value_rtx_cb instead of
3120 cselib_expand_value_rtx_cb.
3123 * config/i386/t-i386 (i386.o): Depend on debug.h and dwarf2out.h.
3124 * config/i386/i386.c: Include debug.h and dwarf2out.h.
3125 (ix86_file_end): If dwarf2out_do_cfi_asm (), emit .cfi_startproc
3126 and .cfi_endproc around the pic thunks.
3127 (output_set_got): For TARGET_DEEP_BRANCH_PREDICTION pic, ensure
3128 all queued unwind info register saves are saved before the call.
3129 For !TARGET_DEEP_BRANCH_PREDICTION pic, ensure the call is
3130 considered as sp-=4 for unwind info and the pop as sp+=4 which
3131 also clobbers dest, but doesn't actually restore it.
3134 * config/i386/i386.c (ix86_get_drap_rtx): Don't set
3135 RTX_FRAME_RELATED_P.
3137 2010-03-09 Jie Zhang <jie@codesourcery.com>
3139 * config/arm/arm.md (thumb_mulsi3_v6): Remove trailing
3140 whitespaces in output template.
3142 2010-03-09 Jie Zhang <jie@codesourcery.com>
3144 * ira-lives.c (check_and_make_def_use_conflict): Don't fall
3147 2010-03-08 Jakub Jelinek <jakub@redhat.com>
3149 * Makefile.in (check_gcc_parallelize): Run dg-torture.exp and
3150 builtins.exp in a separate job.
3152 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
3154 * graphite-sese-to-poly.c (add_param_constraints): Use
3155 lower_bound_in_type and upper_bound_in_type.
3157 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
3159 * graphite-sese-to-poly.c (add_param_constraints): Use sizetype
3160 instead of unsigned_type_node.
3162 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
3163 Reza Yazdani <reza.yazdani@amd.com>
3166 * graphite-sese-to-poly.c (add_param_constraints): Insert bounds
3167 on pointer type parameters.
3169 2010-03-08 Tobias Grosser <grosser@fim.uni-passau.de>
3173 * graphite-clast-to-gimple.c (clast_to_gcc_expression): Also
3174 handle conversions from pointer to integers.
3175 (gcc_type_for_cloog_iv): Choose the smalles signed integer as an
3176 induction variable, to be able to work with code generated by CLooG.
3177 * graphite-sese-to-poly.c (scop_ivs_can_be_represented): New.
3178 (build_poly_scop): Bail out if we cannot codegen a loop.
3180 2010-03-08 Tobias Grosser <grosser@fim.uni-passau.de>
3182 * graphite-clast-to-gimple.c (translate_clast): Do not short-cut
3183 code generation with gloog_error.
3185 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
3187 * sese.c (expand_scalar_variables_ssa_name): Add new argument for type.
3188 Call fold_convert on all the returned values.
3189 (expand_scalar_variables_expr): Pass to
3190 expand_scalar_variables_ssa_name the type of the resulting expression.
3192 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
3194 * graphite-ppl.c (ppl_min_for_le_polyhedron): Renamed
3195 ppl_min_for_le_pointset.
3196 Use ppl_Pointset_Powerset_C_Polyhedron_minimize.
3197 * graphite-ppl.h (ppl_min_for_le_polyhedron): Update declaration.
3199 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
3201 * graphite-dependences.c (map_into_dep_poly): Removed.
3202 (dependence_polyhedron_1): Use combine_context_id_scat.
3204 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
3206 * graphite-poly.h (struct poly_scattering): Add layout documentation.
3207 (struct poly_bb): Same.
3208 (combine_context_id_scat): New.
3210 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
3213 * sese.c (name_defined_in_loop_p): Return false for default
3216 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
3218 * graphite-clast-to-gimple.c (find_cloog_iv_in_expr): Simplify
3219 and clean up the logic.
3221 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
3223 * graphite-sese-to-poly.c (add_param_constraints): Enabled: remove
3226 2010-03-08 Jakub Jelinek <jakub@redhat.com>
3228 * var-tracking.c (remove_cselib_value_chains): Define only for
3230 (dataflow_set_preserve_mem_locs, dataflow_set_remove_mem_locs,
3231 delete_slot_part, emit_notes_for_differences_1): Don't call
3232 remove_cselib_value_chains here.
3233 (set_slot_part, emit_notes_for_differences_2): Don't call
3234 add_cselib_value_chains here.
3235 (preserved_values): New vector.
3236 (preserve_value): New function.
3237 (add_uses, add_stores, vt_add_function_parameters): Use it
3238 instead of cselib_preserve_value.
3239 (changed_values_stack): New vector.
3240 (check_changed_vars_0): New function.
3241 (check_changed_vars_1, check_changed_vars_2): Use it.
3242 (emit_notes_for_changes): Call set_dv_changed (*, false) on all
3243 changed_values_stack VALUEs.
3244 (vt_emit_notes): For all preserved_values call
3245 add_cselib_value_chains. If ENABLE_CHECKING call
3246 remove_cselib_value_chains before verifying value_chains is empty.
3247 Initialize and free changed_values_stack.
3248 (vt_initialize): Initialize preserved_values.
3249 (vt_finalize): Free preserved_values.
3251 2010-03-08 Richard Guenther <rguenther@suse.de>
3253 PR tree-optimization/43269
3254 * tree-ssa-dse.c (dse_possible_dead_store_p): Fix post-dom
3257 2010-03-08 Martin Jambor <mjambor@suse.cz>
3259 * ipa-prop.h (struct ipa_param_descriptor): Removed the called field.
3260 (ipa_is_param_called): Removed.
3261 * ipa-prop.c (ipa_note_param_call): Do not set the called flag.
3262 (ipa_print_node_params): Do not print the called flag.
3263 (ipa_write_node_info): Do not stream the called flag.
3264 (ipa_read_node_info): Likewise.
3266 2010-03-07 Jakub Jelinek <jakub@redhat.com>
3269 * Makefile.in (var-tracking.o): Depend on pointer-set.h.
3270 * cselib.c (struct expand_value_data): Add dummy field.
3271 (cselib_expand_value_rtx, cselib_expand_value_rtx_cb): Initialize
3273 (cselib_dummy_expand_value_rtx_cb): New function.
3274 (cselib_expand_value_rtx_1): If evd->dummy is true, don't allocate
3276 * cselib.h (cselib_dummy_expand_value_rtx_cb): New prototype.
3277 * var-tracking.c: Include pointer-set.h.
3278 (variable): Change n_var_parts to char from int. Add
3279 cur_loc_changed and in_changed_variables fields.
3280 (variable_canonicalize): Remove.
3281 (shared_var_p): New inline function.
3282 (unshare_variable): Maintain cur_loc_changed and
3283 in_changed_variables fields. If var was in changed_variables,
3284 replace it there with new_var. Just copy cur_loc instead of
3285 resetting it to something else.
3286 (variable_union): Don't recompute cur_loc. Use shared_var_p.
3287 (dataflow_set_union): Don't call variable_canonicalize.
3288 (loc_cmp): If both x and y are DEBUG_EXPRs, compare uids
3289 of their DEBUG_EXPR_TREE_DECLs.
3290 (canonicalize_loc_order_check): Verify that cur_loc is NULL
3291 and in_changed_variables and cur_loc_changed is false.
3292 (variable_merge_over_cur): Clear cur_loc, in_changed_variables
3293 and cur_loc_changed. Don't update cur_loc here.
3294 (variable_merge_over_src): Don't call variable_canonicalize.
3295 (dataflow_set_preserve_mem_locs): Use shared_var_p. When
3296 removing loc that is equal to cur_loc, clear cur_loc,
3297 set cur_loc_changed and ensure variable_was_changed is called.
3298 (dataflow_set_remove_mem_locs): Use shared_var_p. Only
3299 compare pointers in cur_loc check, if it is equal to loc,
3300 clear cur_loc and set cur_loc_changed. Don't recompute cur_loc here.
3301 (variable_different_p): Remove compare_current_location argument,
3302 don't compare cur_loc.
3303 (dataflow_set_different_1): Adjust variable_different_p caller.
3304 (variable_was_changed): If dv had some var in changed_variables
3305 already, reset in_changed_variables flag for it and propagate
3306 cur_loc_changed over to the new variable. On empty var
3307 always set cur_loc_changed. Set in_changed_variables on whatever
3308 var is added to changed_variables.
3309 (set_slot_part): Clear cur_loc_changed and in_changed_variables.
3310 Use shared_var_p. When removing loc that is equal to cur_loc,
3311 clear cur_loc and set cur_loc_changed. If cur_loc is NULL at the
3312 end, don't set it to something else, just call variable_was_changed.
3313 (delete_slot_part): Use shared_var_p. When cur_loc equals to
3314 loc being removed, clear cur_loc and set cur_loc_changed.
3315 Set cur_loc_changed if all locations have been removed.
3316 (struct expand_loc_callback_data): New type.
3317 (vt_expand_loc_callback): Add dummy mode in which no rtxes are
3318 allocated. Always create SUBREGs if simplify_subreg failed.
3319 Prefer to use cur_loc, when that fails and still in
3320 changed_variables (and seen first time) recompute it. Set
3321 cur_loc_changed of variables which had to change cur_loc and
3322 compute elcd->cur_loc_changed if any of the subexpressions used
3323 had to change cur_loc.
3324 (vt_expand_loc): Adjust to pass arguments in
3325 expand_loc_callback_data structure.
3326 (vt_expand_loc_dummy): New function.
3327 (emitted_notes): New variable.
3328 (emit_note_insn_var_location): For VALUEs and DEBUG_EXPR_DECLs
3329 that weren't used for any other decl in current
3330 emit_notes_for_changes call call vt_expand_loc_dummy to update
3331 cur_loc. For -fno-var-tracking-assignments, set cur_loc to
3332 first loc_chain location if NULL before. Always use just
3333 cur_loc instead of first loc_chain location. When cur_loc_changed
3334 is false, when not --enable-checking=rtl just don't emit any note.
3335 When rtl checking, compute the note and assert it is the same
3336 as previous note. Clear cur_loc_changed and in_changed_variables
3337 at the end before removing from changed_variables.
3338 (check_changed_vars_3): New function.
3339 (emit_notes_for_changes): Traverse changed_vars to call
3340 check_changed_vars_3 on each changed var.
3341 (emit_notes_for_differences_1): Clear cur_loc_changed and
3342 in_changed_variables. Recompute cur_loc of new_var.
3343 (emit_notes_for_differences_2): Clear cur_loc if new variable appears.
3344 (vt_emit_notes): Initialize and destroy emitted_notes.
3346 2010-03-07 Bernd Schmidt <bernd.schmidt@analog.com>
3348 PR rtl-optimization/42220
3349 * regrename.c (scan_rtx) <case STRICT_LOW_PART, ZERO_EXTRACT>:
3350 Use verify_reg_tracked to determine if we should use OP_OUT rather
3352 (build_def_use): If we see an in-out operand for a register that we
3353 know nothing about, treat is an output if possible, fail the block if
3356 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
3359 * gimple-iterator.c (gsi_remove): Propagate only PHI DEFs removed
3362 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
3365 * tree-vect-loop.c (vect_transform_loop): Kill out-of-loop debug
3366 uses of relevant DEFs that are dead outside the loop too.
3368 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
3370 * var-tracking.c (dataflow_set_merge): Swap src and src2.
3372 2010-01-13 Jakub Jelinek <jakub@redhat.com>
3374 * var-tracking.c (values_to_unmark): New variable.
3375 (find_loc_in_1pdv): Clear VALUE_RECURSED_INTO of values in
3376 values_to_unmark vector. Moved body to...
3377 (find_loc_in_1pdv_1): ... this. Don't clear VALUE_RECURSED_INTO,
3378 instead queue it into values_to_unmark vector.
3379 (vt_find_locations): Free values_to_unmark vector.
3381 2010-03-05 Eric Botcazou <ebotcazou@adacore.com>
3383 * Makefile.in (PLUGINCC, PLUGINCFLAGS): New variables.
3384 (site.exp): Export them when plugins are enabled.
3386 2010-03-05 Sebastian Pop <sebastian.pop@amd.com>
3389 * tree-chrec.c (chrec_fold_plus_1): Do not handle convert expressions
3391 (chrec_fold_multiply): Same.
3393 2010-03-04 Andrew Pinski <andrew_pinski@caviumnetworks.com>
3396 * c-decl.c (build_compound_literal): Return early if init is
3399 2010-03-04 Martin Jambor <mjambor@suse.cz>
3401 PR tree-optimization/43164
3402 PR tree-optimization/43191
3403 * tree-sra.c (type_consists_of_records_p): Reject records with
3404 zero-size bit-fields at the end.
3406 2010-03-04 Mike Stump <mikestump@comcast.net>
3408 * Makefile.in (TAGS): Remove *.y.
3410 2010-03-04 Richard Guenther <rguenther@suse.de>
3412 PR tree-optimization/40761
3413 * tree-ssa-pre.c (compute_antic): Walk reverse postorder
3415 (my_rev_post_order_compute): New function.
3416 (init_pre): Call it.
3418 2010-03-04 Changpeng Fang <changpeng.fang@amd.com>
3421 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Do not
3422 decrease the cost of an IV candidate when the cost is infinite.
3424 2010-03-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3426 * doc/extend.texi (Vector Extensions, X86 Built-in Functions):
3427 Use '3DNow!' for the extension of that name, ensure normal space
3429 * doc/invoke.texi (i386 and x86-64 Options): Likewise.
3431 2010-03-03 Jeff Law <law@redhat.com>
3433 * PR middle-end/32693
3434 * expmed.c (store_bit_field_1): Use gen_lowpart_SUBREG rather
3435 than gen_rtx_SUBREG.
3436 (extract_bit_field_1): Likewise.
3438 2010-03-03 Janis Johnson <janis187@us.ibm.com>
3440 * doc/sourcebuild.texi (Test directives): Document that arguments
3441 include-opts and exclude-opts are now optional for dg-skip-if,
3442 dg-xfail-if, dg-xfail-run-if, and dg-shouldfail.
3444 2010-03-03 Jason Merrill <jason@redhat.com>
3447 * cgraph.h (varpool_node): Add extra_name field.
3448 * varpool.c (varpool_extra_name_alias): New.
3449 (varpool_assemble_decl): Emit extra name aliases.
3450 (varpool_mark_needed_node): Look past an extra name alias.
3451 * lto-streamer.h (LTO_tags): Add LTO_var_decl_alias.
3452 * lto-streamer-in.c (lto_input_tree): Read it.
3453 * lto-streamer-out.c (output_unreferenced_globals): Write it.
3455 2010-03-03 Eric Botcazou <ebotcazou@adacore.com>
3457 * config.gcc (sparc64-*-solaris2*, sparc-*-solaris2*): Merge into...
3458 (sparc*-*-solaris2*): ...this.
3460 2010-03-03 Jakub Jelinek <jakub@redhat.com>
3463 * cfgexpand.c (expand_debug_expr): Handle DOT_PROD_EXPR,
3464 WIDEN_MULT_EXPR and WIDEN_SUM_EXPR. Return NULL without
3465 ICE for vector expressions, ADDR_SPACE_CONVERT_EXPR,
3466 FIXED_CONVERT_EXPR, OBJ_TYPE_REF and WITH_SIZE_EXPR.
3469 * dwarf2out.c (add_bound_info): If a decl bound doesn't have decl_die,
3470 fallthrough to default handling, just with want_address 0 instead of 2.
3471 For single element lists, add_AT_loc directly, otherwise create an
3472 artificial variable DIE and stick location list to it.
3475 * var-tracking.c (loc_cmp): Don't assert VALUEs have the same mode.
3476 (VAL_EXPR_HAS_REVERSE): Define.
3477 (reverse_op): New function.
3478 (add_stores): For reversible operations add an extra MO_VAL_USE.
3480 2010-03-02 Jason Merrill <jason@redhat.com>
3482 * c-pretty-print.c (pp_c_specifier_qualifier_list): Print vector size.
3484 2010-03-02 Eric Botcazou <ebotcazou@adacore.com>
3486 * config.gcc (sparc-*-linux*): Do not include sparc/gas.h.
3487 (sparc64-*-linux*): Likewise.
3488 (sparc64-*-solaris2*): Include assembler files before linker ones.
3489 (sparc-*-solaris2*): Simplify and reorder to match previous case.
3490 * config/sparc/gas.h: Delete.
3491 * config/sparc/sol2-64.h: Add copyright notice.
3492 * config/sparc/sol2-gas-bi.h: Likewise.
3493 * config/sparc/sol2-gld.h: Likewise.
3494 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Delete.
3495 * config/sparc/sol2.h (TARGET_ASM_NAMED_SECTION): Redefine.
3496 * config/sparc/sol2-gas.h (TARGET_ASM_NAMED_SECTION): Likewise.
3497 * config/sparc/sparc.c (TARGET_ASM_ALIGNED_SI_OP): Never redefine.
3498 (sparc_elf_asm_named_section): Rename into...
3499 (sparc_solaris_elf_asm_named_section): ...this. Always define.
3501 2010-03-02 Uros Bizjak <ubizjak@gmail.com>
3503 * config/alpha/alpha.c (override_options): Fix -mtune error message.
3505 2010-03-02 Jeff Law <law@redhat.com>
3508 * reload1.c (rtx_p, substitute_stack): Declare.
3509 (substitute): Record addresses of changed rtxs.
3510 (gen_reload_chain_without_interm_reg_p): Don't use copy_rtx anymore.
3511 Restore the original rtx when complete.
3512 (reload): Free subsitute_stack when complete.
3514 2010-03-02 Janis Johnson <janis187@us.ibm.com>
3516 * doc/gccint.texi (menu): Add Testsuites as a chapter.
3517 * doc/sourcebuild.texi (Testsuites): Move up a level to be a
3519 (Test Idioms, Test Directives, Ada Tests, C Tests, libgcj Tests,
3520 LTO Testing, gcov Testing, profopt Testing, compat Testing,
3521 Torture Tests): Change from subsection to section.
3523 2010-03-02 Jakub Jelinek <jakub@redhat.com>
3524 Steven Bosscher <steven@gcc.gnu.org>
3526 * var-tracking.c (vt_initialize): Scan insns in ebb chunks
3529 2010-03-02 Reza Yazdani <reza.yazdani@amd.com>
3532 * tree-loop-distribution.c (update_phis_for_loop_copy): Replaced
3533 the assignment from the new induction variable to the assignment
3534 of the value from the original loop PHI function.
3536 2010-03-01 Janis Johnson <janis187@us.ibm.com>
3537 Daniel Jacobowitz <dan@codesourcery.com>
3539 * doc/sourcebuild.texi (Test directives): Clarify options to
3542 2010-03-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3544 * configure.ac (gcc_cv_as_cfi_directive) [i?86-*-solaris*]:
3545 Disable cfi directives unless GCC and gas agree on using read-only
3546 .eh_frame sections for 64-bit.
3547 * configure: Regenerate.
3549 2010-03-01 Richard Guenther <rguenther@suse.de>
3551 PR tree-optimization/43220
3552 * tree-ssa-ccp.c (optimize_stack_restore): Do not optimize
3553 BUILT_IN_STACK_{SAVE,RESTORE} around alloca.
3555 2010-03-01 Richard Guenther <rguenther@suse.de>
3556 Martin Jambor <mjambor@suse.cz>
3559 * gimplify.c (gimplify_body): Unset DECL_HAS_VALUE_EXPR_P on
3560 gimplified parameters.
3562 2010-03-01 Christian Bruel <christian.bruel@st.com>
3564 * except.c (dw2_build_landing_pads): set LABEL_PRESERVE_P.
3566 2010-03-01 H.J. Lu <hongjiu.lu@intel.com>
3568 * config/i386/linux64.h (ASM_SPEC): Use SPEC_32 and SPEC_64.
3570 2010-03-01 Richard Guenther <rguenther@suse.de>
3573 * expr.c (expand_assignment): Use the alias-oracle to tell
3574 if the rhs aliases the result decl.
3576 2010-03-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3579 * config/host-solaris.c (HOST_HOOKS_GT_PCH_GET_ADDRESS): Redefine
3580 to sol_gt_pch_get_address.
3581 (TRY_EMPTY_VM_SPACE): Define for all combinations of 32 and
3582 64-bit, SPARC and x86.
3583 (sol_gt_pch_get_address): New function.
3585 2010-03-01 Marco Poletti <poletti.marco@gmail.com>
3587 * toplev.h (inform_n, error_n): Declare.
3588 * diagnostic.c (inform_n, error_n): New function.
3590 2010-03-01 Jakub Jelinek <jakub@redhat.com>
3592 * cfgexpand.c (expand_used_vars): If an artificial non-ignored var
3593 has no rtl yet when processing local_decls, queue it and recheck
3594 if deferred stack allocation hasn't assigned it rtl.
3596 2010-02-28 Kaz Kojima <kkojima@gcc.gnu.org>
3598 * config/sh/sh.c (unspec_bbr_uid): New.
3599 (gen_block_redirect): Use it instead of INSN_UID.
3600 (gen_far_branch): Likewise.
3602 2010-02-28 H.J. Lu <hongjiu.lu@intel.com>
3604 * config/i386/darwin.h (TARGET_SUBTARGET32_ISA_DEFAULT): Make
3605 it the same as TARGET_SUBTARGET64_ISA_DEFAULT.
3607 2010-02-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3609 * doc/invoke.texi (Warning Options, RX Options): Fix typos.
3610 (Warning Options): -Wno-conversion-null is valid for
3611 Objective-C++ as well.
3612 * doc/tm.texi (Named Address Spaces): Likewise.
3613 * doc/plugins.texi (Plugins): Replace TABs with spaces.
3614 * doc/tree-ssa.texi (Tree SSA): Likewise.
3616 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
3619 * config.gcc: Don't enable SSE math for i[34567]86-*-darwin*
3620 by default. Don't set the default arch for
3621 i[34567]86-*-darwin*|x86_64-*-darwin*.
3623 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
3626 * config.gcc: Enable SSE math for i[34567]86-*-darwin* by
3627 default. Set the default 32bit/64bit archs with $with_arch
3628 instead of $arch for i[34567]86-*-*|x86_64-*-* targets.
3630 2010-02-27 Richard Guenther <rguenther@suse.de>
3632 PR tree-optimization/43186
3633 * params.def (PARAM_MAX_UNROLL_ITERATIONS): New param.
3634 * doc/invoke.texi (max-completely-peel-loop-nest-depth): Document.
3635 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely): Limit
3636 unroller iterations.
3638 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
3640 * config.gcc: Set the default 32bit/64bit archs if 64bit ISA is
3641 required and i[34567]86-*-* targets don't support 64bit ISA.
3643 2010-02-26 Eric Botcazou <ebotcazou@adacore.com>
3646 * tree-ssa-alias.c (same_type_for_tbaa): Return -1 if the types have
3649 2010-02-26 H.J. Lu <hongjiu.lu@intel.com>
3651 * config.gcc: Set the default arch at least to Prescott for
3652 i[34567]86-*-darwin* and Pentium 4 for i[34567]86-*-* targets
3653 if SSE math is enabled.
3655 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
3657 * diagnostic.c (diagnostic_initialize): Update.
3658 (diagnostic_report_diagnostic): Test inhibit_notes_p for
3660 * diagnostic.h (diagnostic_context): New bool inhibit_notes_p.
3661 (diagnostic_inhibit_notes): New.
3662 * toplev.c (process_options): inhibit notes with -fcompare-debug.
3664 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
3667 * doc/cpp.texi: Use c90 instead of c89 and gnu90 instead of gnu89.
3668 * doc/standards.texi: Likewise.
3669 * doc/extend.texi: Likewise.
3670 * doc/trouble.texi: Likewise.
3671 * doc/cppopts.texi: Likewise.
3672 * doc/install.texi: Likewise.
3673 * c.opt (std=c90,std=gnu90): New options.
3674 * c-opts.c (c_common_handle_option): Handle them.
3676 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
3679 * c-decl.c (undeclared_variable): Use an informative note.
3681 2010-02-26 Richard Guenther <rguenther@suse.de>
3683 PR tree-optimization/43186
3684 * gimple.h (gimple_fold): Remove.
3685 * gimple.c (gimple_fold): Remove. Inline into single user ...
3686 * tree-cfgcleanup.c (cleanup_control_expr_graph): ... here.
3687 Try harder for conditions.
3689 2010-02-26 Jakub Jelinek <jakub@redhat.com>
3692 * function.c (used_types_insert): Don't skip through named pointer
3693 types. Don't use TYPE_MAIN_VARIANT if the original type has a name
3694 and it is different from the main variant's type.
3696 2010-02-26 Nick Clifton <nickc@redhat.com>
3698 * config/rx/rx.md (sminsi3): Remove bogus alternative.
3700 2010-02-26 H.J. Lu <hongjiu.lu@intel.com>
3702 * config.gcc: Support --with-fpmath=sse for x86.
3704 * config/i386/ssemath.h: New.
3706 * doc/install.texi (--with-fpmath=sse): Documented.
3708 2010-02-26 Richard Guenther <rguenther@suse.de>
3710 PR tree-optimization/43188
3711 * tree-vect-stmts.c (get_vectype_for_scalar_type): Do not build
3712 vector types of over-aligned element type.
3714 2010-02-26 Uros Bizjak <ubizjak@gmail.com>
3717 * config/i386/i386.c (expand_vec_perm_blend): Use correct
3718 operands in V8HImode subregs. Fix operand order in VEC_MERGE rtx.
3720 2010-02-26 Jan Kratochvil <jan.kratochvil@redhat.com>
3722 * doc/invoke.texi (-fvar-tracking-assignments): Fix typo.
3724 2010-02-26 Jakub Jelinek <jakub@redhat.com>
3726 * Makefile.in (var-tracking.o): Depend on $(DIAGNOSTIC_H).
3727 * var-tracking.c: Include diagnostic.h.
3728 (debug_dv): New function.
3729 (dump_var): Print DEBUG_EXPR_DECLs as D#N instead of D.-N.
3732 * var-tracking.c (dv_onepart_p): Return true for DEBUG_EXPR_DECLs.
3733 (add_value_chain, add_value_chains, remove_value_chain,
3734 remove_value_chains): Handle DEBUG_EXPRs.
3735 (check_changed_vars_1, check_changed_vars_2): Handle DEBUG_EXPR_DECLs.
3738 * regcprop.c (struct queued_debug_insn_change): New type.
3739 (struct value_data_entry): Add debug_insn_changes field.
3740 (struct value_data): Add n_debug_insn_changes field.
3741 (debug_insn_changes_pool): New variable.
3742 (free_debug_insn_changes, apply_debug_insn_changes,
3743 cprop_find_used_regs_1, cprop_find_used_regs): New functions.
3744 (kill_value_one_regno): Call free_debug_insn_changes if needed.
3745 (init_value_data): Clear debug_insn_changes and n_debug_insn_changes
3747 (replace_oldest_value_reg): Don't change DEBUG_INSNs, instead queue
3749 (copyprop_hardreg_forward_1): Don't call apply_change_group for
3750 DEBUG_INSNs. For a real insn, if there are queued DEBUG_INSN
3751 changes, call cprop_find_used_regs via note_stores.
3752 (copyprop_hardreg_forward): When copying vd from predecessor
3753 which has any queued DEBUG_INSN changes, make sure the pointers are
3754 cleared. At the end call df_analyze and then if there are any
3755 DEBUG_INSN changes queued at the end of some basic block for still
3756 live registers, apply them.
3757 (pass_cprop_hardreg): Set TODO_df_finish in todo_flags_finish.
3759 2010-02-25 Uros Bizjak <ubizjak@gmail.com>
3761 * config.gcc (i[34567]86-*-* | x86_64-*-*): Split long line.
3764 2010-02-25 H.J. Lu <hongjiu.lu@intel.com>
3766 * config.gcc: Set arch/cpu for i[34567]86-*-*|x86_64-*-*
3767 targets. Set the default with_cpu/with_arch from arch/cpu.
3768 Allow x86-64 and native for with_cpu/with_arch.
3770 2010-02-25 Nicolas Benoit <nbenoit@tuxfamily.org>
3772 * ebitmap.c: Change calls to verify_popcount with calls to
3773 sbitmap_verify_popcount.
3774 (ebitmap_clear_bit): Fixed map->cacheindex test and
3775 map>cache update when bit clearing results in an empty
3778 2010-02-25 Michael Meissner <meissner@linux.vnet.ibm.com>
3781 * config/rs6000/vector.md (VEC_64): New iterator for V2DF, V2DI.
3782 (vec_interleave_high<mode>): Rename from vec_interleave_highv2df
3783 and support both V2DF and V2DI modes.
3784 (vec_interleave_low<mode>): Rename from vec_interleave_lowv2df and
3785 support both V2DF and V2DI modes.
3786 (general): Delete trailing whitespace from a few patterns.
3788 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
3789 V2DF/V2DI interleave high/low builtins.
3791 * config/rs6000/rs6000-builtin.def (VSX_BUILTIN_VEC_MERGE*): Add
3794 * config/rs6000/rs6000.c (bdesc_2arg): Add support for V2DF/V2DI
3795 interleave high/low functions.
3797 2010-02-25 Gerald Pfeifer <gerald@pfeifer.com>
3799 * doc/extend.texi (Symbol-Renaming Pragmas): Fix spelling of
3800 #pragma extern_prefix.
3802 2010-02-25 Jakub Jelinek <jakub@redhat.com>
3805 * cfgexpand.c (expand_debug_expr) <case VAR_DECL>: If mode is
3806 BLKmode, assert op0 is a MEM and just adjust its mode.
3809 * cfgexpand.c (expand_debug_expr): Don't call simplify_gen_subreg
3810 if bitpos isn't multiple of mode's bitsize.
3812 2010-02-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
3814 * c.opt (-ftemplate-depth=): New.
3815 (-ftemplate-depth-): Deprecate.
3816 * optc-gen.awk: Handle -ftemplate-depth=.
3817 * opth-gen.awk: Likewise.
3818 * c-opts.c (c_common_handle_option): Likewise.
3819 * doc/invoke.texi (-ftemplate-depth-): Replace with -ftemplate-depth=.
3821 2010-02-24 Jason Merrill <jason@redhat.com>
3823 * doc/invoke.texi: Improve -Wabi and -fabi-version docs.
3825 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3827 * cfg.c (alloc_aux_for_block): Remove inline.
3828 (alloc_aux_for_edge): Likewise.
3830 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3832 * config.gcc: Fix typo in mips-sgi-irix6.[0-4]* obsoletion.
3834 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3836 * config/i386/sol2.h (NO_DBX_BNSYM_ENSYM): Define.
3837 * config/i386/sol2-gas.h: New file.
3838 * config.gcc (i[34567]86-*-solaris2*): Use it.
3840 2010-02-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
3843 * c-typeck.c (ep_convert_and_check): New.
3844 (build_conditional_expr): Use it.
3845 (build_binary_op): Likewise.
3847 2010-02-24 Jakub Jelinek <jakub@redhat.com>
3849 * regcprop.c (copyprop_hardreg_forward_1): Don't call df_insn_rescan.
3852 * gimplify.c (gimplify_type_sizes): Clear DECL_IGNORED_P for VLA
3853 bounds even for -O+.
3854 * var-tracking.c (track_expr_p): If !need_rtl, don't mandate
3855 expr needs to have DECL_NAME set.
3857 2010-02-24 Nick Clifton <nickc@redhat.com>
3859 * config/mep/mep.c: Include gimple.h.
3860 (mep_function_uses_sp): Delete unused function.
3861 (mep_gimplify_va_arg_expr): Change types of pre_p and post_p
3862 parameters. Use unsigned integers to count args. Return a
3863 NULL_RTX instead of an error_mark_node. Toidy up formatting.
3865 2010-02-23 Jakub Jelinek <jakub@redhat.com>
3868 * config/i386/i386.c (avx_vpermilp_parallel): Reject indexes
3869 greater or equal to nelt instead of 2 * nelt.
3870 (expand_vec_perm_1): When op0 and op1 are equal, mask indexes
3873 2010-02-23 Jason Merrill <jason@redhat.com>
3876 * cfgexpand.c (expand_used_vars): Keep artificial non-ignored vars
3877 in cfun->local_decls even if they have register types.
3880 * stor-layout.c (place_field): Don't warn about unnecessary
3881 DECL_PACKED if the type is packed.
3883 2010-02-23 Jakub Jelinek <jakub@redhat.com>
3886 * config/i386/i386.c (ix86_delegitimize_address): Delegitimize all
3887 GOTOFF relocs, even when the base reg isn't pic pointer.
3889 2010-02-23 Michael Matz <matz@suse.de>
3892 * cfgexpand (expand_debug_expr): Expand TERed ssa names in place.
3893 (expand_gimple_basic_block): Generate and use debug temps if there
3894 are debug uses left after the last real use of TERed ssa names.
3895 Unlink debug immediate uses when they are expanded.
3897 2010-02-23 Manuel López-Ibáñez <manu@gcc.gnu.org>
3900 * config/i386/i386.c (override_options): Reorganise to provide
3901 better error messages.
3903 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
3906 * graphite-scop-detection.c (create_single_exit_edge): Move
3907 the call to find_single_exit_edge to....
3908 (create_sese_edges): ...here. Don't handle multiple edges
3909 exiting the function.
3910 (build_graphite_scops): Don't handle multiple edges
3911 exiting the function.
3913 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
3916 * sese.c (get_rename): Assert that old_name is an SSA_NAME.
3917 (rename_variables_in_stmt): Continue when the use is not an SSA_NAME.
3919 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
3922 * sese.c (expand_scalar_variables_expr): Handle COMPONENT_REF.
3924 2010-02-22 Manuel López-Ibáñez <manu@gcc.gnu.org>
3927 * c-typeck.c (convert_arguments): Print declaration location.
3928 * c-common.c (validate_nargs): Rename as
3929 builtin_function_validate_nargs.
3930 (check_builtin_function_arguments): Update.
3932 2010-02-22 Richard Guenther <rguenther@suse.de>
3935 * tree-inline.c (declare_return_variable): Use the type of
3936 the call stmt lhs if available.
3938 2010-02-22 Duncan Sands <baldrick@free.fr>
3940 * passes.c (register_pass): Always consider all pass lists when
3941 ref_pass_instance_number is zero.
3943 2010-02-22 Richard Guenther <rguenther@suse.de>
3945 PR tree-optimization/42749
3946 * tree-tailcall.c (adjust_return_value_with_ops): Drop update
3947 parameter. Do arithmetic in the original type.
3948 (update_accumulator_with_ops): Likewise.
3949 (adjust_accumulator_values): Adjust.
3951 2010-02-22 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3953 * config/s390/s390.md ("movqi"): Re-add the mem->mem alternative.
3954 (QI to BLKmode splitter): New splitter.
3956 2010-02-22 H.J. Lu <hongjiu.lu@intel.com>
3958 * config/i386/i386.c (initial_ix86_tune_features): Turn on
3959 X86_TUNE_INTER_UNIT_MOVES for m_ATOM.
3961 2010-02-22 Richard Guenther <rguenther@suse.de>
3963 * tree-vect-slp.c (vect_slp_analyze_bb): Fix typo.
3965 2010-02-22 Hans-Peter Nilsson <hp@bitrange.com>
3967 Migrate crti, crtn, crtbegin, crtend build rules to libgcc.
3968 * config/mmix/t-mmix (EXTRA_MULTILIB_PARTS): Don't set.
3969 ($(T)crti.o, $(T)crtn.o): Remove rules.
3971 2010-02-21 Tobias Burnus <burnus@net-b.de>
3974 * doc/invoke.texi (-fassociative-math): Document that this
3975 option is automatically enabled for Fortran.
3977 2010-02-20 David S. Miller <davem@davemloft.net>
3979 * configure.ac: Test if linker and assembler properly support
3980 GOTDATA_OP relocations.
3981 * configure: Rebuild.
3982 * config.in: Likewise.
3983 * config/sparc/sparc.md (UNSPEC_MOVE_GOTDATA): New.
3984 (movsi_lo_sum_pic): Use %gdop_*() relocs if available.
3985 (movsi_high_pic): Likewise.
3986 (movdi_lo_sum_pic): Likewise.
3987 (movdi_high_pic): Likewise.
3988 (movsi_pic_gotdata_op): New pattern.
3989 (movdi_pic_gotdata_op): Likewise.
3990 * config/sparc/sparc.c (legitimize_pic_address): If flag_pic is 2,
3991 emit gen_mov{si,di}_pic_gotdata_op for the GOT slot load.
3993 2010-02-20 Uros Bizjak <ubizjak@gmail.com>
3996 * config/i386/sse.md (xop_mulv2div2di3_low): Change type
3997 attribute to ssemul.
3998 (xop_mulv2div2di3_high): Ditto.
4000 2010-02-20 Manuel López-Ibáñez <manu@gcc.gnu.org>
4003 * c.opt (Wconversion-null): New option.
4004 * doc/invoke.texi (Wconversion-null): Document.
4006 2010-02-20 Manuel López-Ibáñez <manu@gcc.gnu.org>
4008 * common.opt (Wlarger-than-): Add Undocumented.
4010 2010-02-19 Mike Stump <mikestump@comcast.net>
4012 * config/t-darwin (gt-darwin.h): Remove as Makefile now handles it.
4014 2010-02-19 Jason Merrill <jason@redhat.com>
4017 * configure.ac (gcc_cv_as_cfi_advance_working): Check 32-bit advance.
4018 * configure: Likewise.
4020 2010-02-20 Alan Modra <amodra@gmail.com>
4023 * cgraph.h (cgraph_make_decl_local): Declare.
4024 * cgraph.c (cgraph_make_decl_local): New function.
4025 (cgraph_make_node_local): Use it.
4026 * cgraphunit.c (cgraph_function_versioning): Likewise.
4027 * ipa.c (function_and_variable_visibility): Likewise.
4029 2010-02-19 Jakub Jelinek <jakub@redhat.com>
4032 * except.c (sjlj_emit_function_enter): Don't call
4033 add_reg_br_prob_note, instead add REG_BR_PROB note to the last insn
4035 * rtl.h (add_reg_br_prob_note): Remove prototype.
4037 2010-02-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
4040 * c-common.c (conversion_warning): Remove widening conversions
4041 before checking the conversion of integers to reals.
4043 2010-02-19 Mike Stump <mikestump@comcast.net>
4046 * c-decl.c (merge_decls): Merge DECL_PRESERVE_P.
4049 * cgraphunit.c (process_function_and_variable_attributes): Check
4050 DECL_PRESERVE_P instead of looking up attribute "used".
4051 * ipa-pure-const.c (check_decl): Likewise.