1 2010-04-15 Thomas Schwinge <tschwinge@gnu.org>
3 * config.gcc <i[34567]86-*-gnu*>: Handle softfp as for Linux.
5 2010-04-15 Richard Guenther <rguenther@suse.de>
7 * tree-ssa-structalias.c (struct variable_info): Add
9 (new_var_info): Initialize it.
10 (dump_constraints): Support printing last added constraints.
11 (debug_constraints): Adjust.
12 (dump_constraint_graph): Likewise.
13 (make_heapvar_for): Check for NULL cfun.
14 (get_function_part_constraint): New function.
15 (get_fi_for_callee): Likewise.
16 (find_func_aliases): Properly implement IPA PTA constraints.
17 (process_ipa_clobber): New function.
18 (find_func_clobbers): Likewise.
19 (insert_into_field_list_sorted): Remove.
20 (create_function_info_for): Properly allocate vars for IPA mode.
21 Do not use insert_into_field_list_sorted.
22 (create_variable_info_for): Properly generate constraints for
23 global vars in IPA mode.
24 (dump_solution_for_var): Always dump the solution.
25 (set_uids_in_ptset): Initialize DECL_PT_UID if in ipa-mode.
26 (find_what_var_points_to): Adjust.
27 (pt_solution_set): Change.
28 (pt_solution_ior_into): New function.
29 (pt_solution_empty_p): Export.
30 (pt_solution_includes_global): Adjust.
31 (pt_solution_includes_1): Likewise.
32 (pt_solutions_intersect_1): Likewise.
33 (dump_sa_points_to_info): Check some invariants.
34 (solve_constraints): Move constraint dumping ...
35 (compute_points_to_sets): ... here.
36 (ipa_pta_execute): ... and here.
37 (compute_may_aliases): Do not re-compute points-to info
38 locally if IPA info is available.
39 (ipa_escaped_pt): New global var.
40 (ipa_pta_execute): Properly implement IPA PTA.
41 * tree-into-ssa.c (dump_decl_set): Support dumping
42 decls not in referenced-vars.
43 * tree-flow.h (struct gimple_df): Add ipa_pta flag.
44 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Adjust.
45 (dump_points_to_solution): Likewise.
46 * tree-dfa.c (dump_variable): Also dump DECL_PT_UID.
47 * tree-inline.c (remap_ssa_name): Copy IPA points-to solution.
48 (remap_gimple_stmt): Reset call clobber/use information if
50 (copy_decl_to_var): Copy DECL_PT_UID.
51 (copy_result_decl_to_var): Likewise.
52 * tree.c (make_node_stat): Initialize DECL_PT_UID.
53 (copy_node_stat): Copy it.
54 * tree.h (DECL_PT_UID): New macro.
55 (SET_DECL_PT_UID): Likewise.
56 (DECL_PT_UID_SET_P): Likewise.
57 (struct tree_decl_minimal): Add pt_uid member.
58 * tree-ssa-alias.h (struct pt_solution): Add ipa_escaped flag.
59 (pt_solution_empty_p): Declare.
60 (pt_solution_set): Adjust.
61 (ipa_escaped_pt): Declare.
62 * cfgexpand.c (update_alias_info_with_stack_vars): Adjust.
63 * gimple-pretty-print.c (pp_points_to_solution): New function.
64 (dump_gimple_call): Dump call clobber/use information.
65 * tree-dump.c (dump_option_value_in): Add TDF_ALIAS entry.
66 * tree-pass.h (TDF_ALIAS): New dump option.
67 * tree-pretty-print.c (dump_decl_name): Dump DECL_PT_UID if asked to.
68 * doc/invoke.texi (-fipa-pta): Update documentation.
70 2010-04-15 Richard Guenther <rguenther@suse.de>
72 * Makefile.in (OBJS-common): Add gimple-fold.o.
73 (gimple-fold.o): New rule.
74 * tree.h (maybe_fold_offset_to_reference,
75 maybe_fold_offset_to_address, maybe_fold_stmt_addition): Move
78 * tree-flow.h (fold_stmt, fold_stmt_inplace, get_symbol_constant_value,
79 may_propagate_address_into_dereference): Move prototypes ...
81 * tree-ssa-ccp.c (get_symbol_constant_value,
82 may_propagate_address_into_dereference, maybe_fold_offset_to_array_ref,
83 maybe_fold_offset_to_component_ref, maybe_fold_offset_to_reference,
84 maybe_fold_offset_to_address, maybe_fold_stmt_indirect,
85 maybe_fold_stmt_addition, maybe_fold_reference, get_maxval_strlen,
86 ccp_fold_builtin, fold_gimple_assign, fold_gimple_cond,
87 fold_gimple_call, fold_stmt_1, fold_stmt, fold_stmt_inplace,
88 gimplify_and_update_call_from_tree): Move ...
89 * gimple-fold.c: ... here. New file.
90 (ccp_fold_builtin): Rename to ...
91 (gimple_fold_builtin): ... this.
92 * tree-ssa-ccp.c (execute_fold_all_builtins): Adjust.
94 2010-04-15 Richard Guenther <rguenther@suse.de>
96 * fold-const.c (LOWPART, HIGHPART, BASE, encode, decode,
97 fit_double_type, force_fit_type_double, add_double_with_sign,
98 neg_double, mul_double_with_sign, lshift_double, rshift_double,
99 lrotate_double, rrotate_double, div_and_round_double): Move ...
100 * double-int.c: ... here.
101 * tree.h (force_fit_type_double, fit_double_type, add_double_with_sign,
102 add_double, neg_double, mul_double_with_sign, mul_double,
103 lshift_double, rshift_double, lrotate_double, rrotate_double,
104 div_and_round_double): Move prototypes ...
105 * double-int.h: ... here.
107 2010-04-15 Bernd Schmidt <bernd.schmidt@codesourcery.com>
110 * config/sh/sh.md (doloop_end_split, dect): Undo previous patch. Use
111 matching constraints to ensure inputs match the output.
113 2010-04-15 Kaz Kojima <kkojima@gcc.gnu.org>
116 * config/sh/sh.md (doloop_end_split): Remove "+r" constraint
117 in an input-only operand.
119 2010-04-15 Anatoly Sokolov <aesok@post.ru>
121 * double-int.h (HOST_BITS_PER_DOUBLE_INT): Define.
122 (double_int_not, double_int_lshift, double_int_rshift): Declare.
123 (double_int_negative_p): Convert to static inline function.
124 * double-int.c (double_int_lshift, double_int_lshift): Add new function.
125 (double_int_negative_p): Remove.
126 * tree.h (lshift_double, rshift_double):
127 * tree.c (build_low_bits_mask): Clean up, use double_int_* functions.
128 * fold-const.c (fold_convert_const_int_from_real,
129 fold_convert_const_int_from_fixed, div_if_zero_remainder): (Ditto.).
130 (lshift_double): Change type of arith argument to bool.
131 (rshift_double): Change type of arith argument to bool. Correct
133 * expmed.c (mask_rtx, lshift_value): (Ditto.).
135 2010-04-14 Bernd Schmidt <bernd.schmidt@codesourcery.com>
138 * ifcvt.c (cond_exec_process_if_block): Look for identical sequences
139 at the start and end of the then/else blocks, and omit them from the
141 * cfgcleanup.c (flow_find_cross_jump): No longer static. Remove MODE
142 argument; all callers changed. Pass zero to old_insns_match_p instead.
143 (flow_find_head_matching_sequence): New function.
144 (old_insns_match_p): Check REG_EH_REGION notes for calls.
145 * basic-block.h (flow_find_cross_jump,
146 flow_find_head_matching_sequence): Declare functions.
148 2010-04-14 Jason Merrill <jason@redhat.com>
151 * c-common.c (attribute_takes_identifier_p): New fn.
152 * c-common.h: Declare it.
154 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
156 * config/i386/i386.md (*divmod<mode>4): Remove stray "&&" from
158 (*udivmod<mode>4): Ditto.
160 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
162 * config/i386/i386.md (maxmin_int): Rename code attribute from
163 maxminiprefix and update all users.
164 (maxmin_float): Ditto from maxminfprefix.
165 (logic): Ditto from logicprefix.
166 (absneg_mnemonic): Ditto from absnegprefix.
167 * config/i386/mmx.md: Update all users of maxminiprefix,
168 maxminfprefix and loficprefix for rename.
169 * config/i386/sse.md: Ditto.
170 * config/i386/sync.md (sync_<code><mode>): Update for
173 2010-04-14 Manuel López-Ibáñez <manu@gcc.gnu.org>
176 * diagnostics.c (diagnostic_report_diagnostic): Mark specially
177 warnings converted to errors.
179 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
181 * config/alpha/alpha.c (alpha_adjust_cost): Remove set but not
182 used insn_type variable.
183 (function_value): Add ATTRIBUTE_UNUSED to dummy variable declaration
184 to avoid set-but-not-used warning.
186 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
188 * df-core.c (df_ref_debug): Change format string placeholder
190 * dwarf2asm.c (dw2_asm_output_data_raw,
191 dw2_asm_output_data_uleb128_raw, dw2_asm_output_data_uleb128,
192 dw2_asm_output_data_sleb128_raw, dw2_asm_output_data_sleb128): Ditto.
193 * dwarf2out.c (output_cfi, output_cfi_directive,
194 dwarf2out_do_cfi_startproc, output_loc_sequence_raw,
195 output_cfa_loc_raw, output_die, output_ranges, output_file_names):
197 * genattrtab.c (write_test_expr, write_attr_valueq): Ditto.
198 * print-rtl.c (print_rtx): Ditto.
200 2010-04-14 Michael Meissner <meissner@linux.vnet.ibm.com>
203 * builtins.c (expand_builtin_pow_root): New function to expand pow
204 calls with exponents 0.25, 0.50, 0.75, 1./3., and 1./6. into a
205 series of sqrt and cbrt calls under -ffast-math.
206 (expand_builtin_pow): Call it.
208 2010-04-14 Michael Matz <matz@suse.de>
210 PR tree-optimization/42963
211 * tree-cfg.c (touched_switch_bbs): New static variable.
212 (group_case_labels_stmt): New function broken out from ...
213 (group_case_labels): ... here, use the above.
214 (start_recording_case_labels): Allocate touched_switch_bbs.
215 (end_recording_case_labels): Deallocate it, call
216 group_case_labels_stmt.
217 (gimple_redirect_edge_and_branch): Remember index of affected BB.
219 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
221 * config/i386/i386.md (*popcountsi2_cmp_zext): Remove mode attribute
224 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
226 * config/i386/i386.md (*ashlqi3_1_slp): New insn pattern.
228 2010-04-13 Jan Hubicka <jh@suse.cz>
230 * ipa-inline.c (cgraph_mark_inline_edge): Avoid double accounting
231 of optimized out static functions.
232 (cgraph_edge_badness): Add DUMP parameter and dump reasons for the
233 cost computation. Also sanity check for overflows.
234 (update_caller_keys): Update cgraph_edge_badness call; properly
235 update fibheap and sanity check that it is up to date.
236 (add_new_edges_to_heap): Update cgraph_edge_badness.
237 (cgraph_decide_inlining_of_small_function): Likewise;
238 add sanity checking that badness in heap is up to date;
239 improve dumping of reason; Update badness of calls to the
240 offline copy of function currently inlined; dump badness
241 of functions not inlined because of unit growth limits.
243 2010-04-13 Eric Botcazou <ebotcazou@adacore.com>
246 * c-common.c (pointer_int_sum): Disregard overflow that occured only
247 because of sign-extension change when converting to sizetype here...
248 * fold-const.c (fold_convert_const_int_from_int): ...and not here.
250 * fold-const.c (fold_binary_op_with_conditional_arg): Do not restrict
251 the folding to constants. Remove redundant final conversion.
252 (fold_binary) <associate>: Do not associate if the re-association of
253 constants alone overflows.
254 (fold_binary) <FLOOR_MOD_EXPR>: Move transformation into BIT_AND_EXPR
255 to the end of the list.
256 (multiple_of_p) <COND_EXPR>: New case.
258 2010-04-13 Manuel López-Ibáñez <manu@gcc.gnu.org>
260 * opt-functions.awk (opt_sanitized_name): New.
262 * optc-gen.awk: Use it
263 * opth-gen.awk: Use it.
265 2010-04-13 Martin Jambor <mjambor@suse.cz>
267 * tree-sra.c (replace_uses_with_default_def_ssa_name): New function.
268 (sra_modify_assign): Delete stmts loading dead data even if racc has no
269 children. Call replace_uses_with_default_def_ssa_name to handle
272 2010-04-13 Michael Matz <matz@suse.de>
275 * builtins.c (expand_builtin_interclass_mathfn): Also create
276 a register if the predicate doesn't match.
278 2010-04-13 Diego Novillo <dnovillo@google.com>
280 * Makefile.in (c-pch.o, ggc-common.o): Depend on timevar.h.
281 * c-pch.c: Include timevar.h.
282 (c_common_write_pch): Use TV_PCH_SAVE and TV_PCH_CPP_SAVE timers.
283 (c_common_read_pch): Use TV_PCH_RESTORE and TV_PCH_CPP_RESTORE timers.
284 * ggc-common.c: Include timevar.h.
285 (gt_pch_save): Use TV_PCH_PTR_REALLOC and TV_PCH_PTR_SORT timers.
286 * timevar.def (TV_PCH_SAVE): Define.
287 (TV_PCH_CPP_SAVE): Define.
288 (TV_PCH_PTR_REALLOC): Define.
289 (TV_PCH_PTR_SORT): Define.
290 (TV_PCH_RESTORE): Define.
291 (TV_PCH_CPP_RESTORE): Define.
293 2010-04-13 Michael Matz <matz@suse.de>
295 * tree-ssa-reassoc.c (repropagate_negates): Merge negates also
297 (can_reassociate_p): New function.
298 (break_up_subtract_bb, reassociate_bb): Use it.
300 2010-04-13 Richard Guenther <rguenther@suse.de>
303 * builtins.c (c_readstr): Fix assert.
305 2010-04-13 Uros Bizjak <ubizjak@gmail.com>
307 * config/i386/i386.md (extendsidi2 splitter): Also check for DX_REG
308 when generating cltd insn.
310 (*ashl<mode>3_1): Remove special handling for register operand 2.
311 (*ashlsi3_1_zext): Ditto.
313 (*ashlhi3_1_lea): Ditto.
315 (*ashlqi3_1_lea): Ditto.
316 (*<shiftrt_insn><mode>3_1): Ditto.
317 (*<shiftrt_insn>si3_1_zext): Ditto.
318 (*<shiftrt_insn>qi3_1_slp): Ditto.
319 (*<rotate_insn><mode>3_1): Ditto.
320 (*<rotate_insn>si3_1_zext): Ditto.
321 (*<rotate_insn>qi3_1_slp): Ditto.
323 2010-04-13 Richard Guenther <rguenther@suse.de>
325 * tree-ssa-structalias.c (callused_id): Remove.
326 (call_stmt_vars): New.
327 (get_call_vi): Likewise.
328 (lookup_call_use_vi): Likewise.
329 (lookup_call_clobber_vi): Likewise.
330 (get_call_use_vi): Likewise.
331 (get_call_clobber_vi): Likewise.
332 (make_transitive_closure_constraints): Likewise.
333 (handle_const_call): Adjust to do per-call call-used handling.
334 (handle_pure_call): Likewise.
335 (find_what_var_points_to): Remove general callused handling.
336 (init_base_vars): Likewise.
337 (init_alias_vars): Initialize call_stmt_vars.
338 (compute_points_to_sets): Process call-used and call-clobbered
339 vars for call statements.
340 (delete_points_to_sets): Free call_stmt_vars.
342 2010-04-13 Richard Guenther <rguenther@suse.de>
344 * tree-vect-data-refs.c (vect_analyze_data_ref_dependence):
345 Only add RW dependence for dependence distance zero.
346 Adjust maximal vectorization factor according to dependences.
347 Move alignment handling ...
348 (vect_find_same_alignment_drs): ... here. New function.
349 (vect_analyze_data_ref_dependences): Adjust.
350 (vect_analyze_data_refs_alignment): Call vect_find_same_alignment_drs.
351 (vect_analyze_data_refs): Adjust minimal vectorization factor
352 according to data references.
353 * tree-vect-loop.c (vect_analyze_loop): Analyze data-ref
354 dependences before determining the vectorization factor.
355 Analyze alignment after determining the vectorization factor.
356 * tree-vect-slp.c ((vect_slp_analyze_bb): Analyze data-ref
357 dependences before alignment.
358 * tree-vectorizer.h (vect_analyze_data_ref_dependences):
360 (vect_analyze_data_refs): Likewise.
361 (MAX_VECTORIZATION_FACTOR): New define.
363 2010-04-13 Duncan Sands <baldrick@free.fr>
365 * except.h (lang_eh_type_covers): Remove.
366 * except.c (lang_eh_type_covers): Likewise.
368 2010-04-13 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
369 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
371 * gcc/config/s390/s390.md: Replace TARGET_64BIT with TARGET_ZARCH.
372 * gcc/config/s390/s390.c: Replace UNTIS_PER_WORD with
373 UNITS_PER_LONG where it is ABI relevant.
374 (s390_return_addr_rtx): Likewise.
375 (s390_back_chain_rtx): Likewise.
376 (s390_frame_area): Likewise.
377 (s390_frame_info): Likewise.
378 (s390_initial_elimination_offset): Likewise.
379 (save_gprs): Likewise.
380 (s390_emit_prologue): Likewise.
381 (s390_emit_epilogue): Likewise.
382 (s390_function_arg_advance): Likewise.
383 (s390_function_arg): Likewise.
384 (s390_va_start): Likewise.
385 (s390_gimplify_va_arg): Likewise.
386 (s390_function_profiler): Likewise.
387 (s390_optimize_prologue): Likewise.
388 (s390_rtx_costs): Likewise.
389 (s390_secondary_reload): Likewise.
390 (s390_promote_function_mode): Likewise.
391 (s390_hard_regno_mode_ok): Replace TARGET_64BIT with TARGET_ZARCH.
392 (s390_scalar_mode_supported_p): Disallow TImode if no 64 bit
394 (s390_unwind_word_mode): New function.
395 (s390_function_value): Split 64 bit values into register pair if
396 used as return value.
397 (s390_call_saved_register_used): Don't use HARD_REGNO_NREGS for
398 function call parameters. Handle parallels.
399 (TARGET_SCALAR_MODE_SUPPORTED_P): New macro.
400 (HARD_REGNO_CALL_PART_CLOBBERED): New macro.
401 (DWARF_CIE_DATA_ALIGNMENT): New macro.
402 (s390_expand_setmem): Remove unused variable src_addr.
403 * gcc/longlong.h: Make smul_ppmm and sdiv_qrnnd inline asms to
404 deal with 64 bit registers.
405 * gcc/config/s390/s390.h: Define __zarch__ predefined macro.
406 Replace UNITS_PER_WORD with UNITS_PER_LONG where it is ABI relevant.
407 (UNITS_PER_LONG): New macro.
408 * libjava/include/s390-signal.h: Define extended ucontext
409 structure containing the upper halfs of the 64 bit registers.
411 2010-04-13 Simon Baldwin <simonb@google.com>
413 * cfgexpand.c (gimple_expand_cfg): Clarify warning message text.
415 2010-04-13 Eric Botcazou <ebotcazou@adacore.com>
417 * gimple.c (walk_gimple_op) <GIMPLE_ASSIGN>: Do not request a pure
418 rvalue on the RHS if the LHS is of a non-renamable type.
419 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Fold result.
421 2010-04-13 Matthias Klose <doko@ubuntu.com>
423 * gcc.c (cc1_options): Handle -iplugindir before processing
424 the cc1 spec. Only add -iplugindir once.
425 (cpp_unique_options): Add -iplugindir option if -fplugin* options
427 * common.opt (iplugindir): Remove `Separate' property, initialize.
428 * plugin.c (default_plugin_dir_name): Error with missing -iplugindir
430 * Makefile.in (check-%, check-parallel-%): Create plugin dir.
431 (distclean): Remove plugin dir.
432 * doc/invoke.texi: Document -iplugindir.
434 2010-04-13 Basile Starynkevitch <basile@starynkevitch.net>
436 * doc/plugins.texi (Loading Plugins): Document short
438 (Plugin API): Mention default_plugin_dir_name function.
440 * gcc.c (find_file_spec_function): Add new declaration.
441 (static_spec_func): Use it for "find-file".
442 (find_file_spec_function): Add new function.
443 (cc1_options): Add -iplugindir option if -fplugin* options found.
445 * gcc-plugin.h (default_plugin_dir_name): Added new declaration.
447 * plugin.c (add_new_plugin): Updated comment, and handle short
449 (default_plugin_dir_name): Added new function.
451 * common.opt (iplugindir): New option to set the plugin directory.
453 2010-04-12 Uros Bizjak <ubizjak@gmail.com>
455 * config/i386/i386.md (any_rotate): New code iterator.
456 (rotate_insn): New code attribute.
458 (SWIM124): New mode iterator.
459 (<rotate_insn>ti3): New expander.
460 (<rotate_insn>di3): Macroize expander from {rotl,rotr}di3 using
461 any_rotate code iterator.
462 (<rotate_insn><mode>3) Macroize expander from {rotl,rotr}{qi,hi,si}3
463 using any_rotate code iterator and SWIM124 mode iterator.
464 (ix86_rotlti3): New insn_and_split pattern.
465 (ix86_rotrti3): Ditto.
466 (ix86_rotl<dwi>3_doubleword): Macroize insn_and_split pattern from
467 ix86_rotl{di,ti}3 patterns.
468 (ix86_rotr<dwi>3_doubleword): Ditto from ix86_rotr{di,ti}3 patterns.
469 (*<rotate_insn><mode>3_1): Merge with *{rotl,rotr}{qi,hi,si}3_1_one_bit
470 and *{rotl,rotr}di3_1_one_bit_rex64. Macroize insn from
471 *{rotl,rotr}{qi,hi,si}3_1 and *{rotl,rotr}di3_1_rex64 using any_rotate
472 code iterator and SWI mode iterator.
473 (*<rotate_insn>si3_1_zext): Merge with *{rotl,rotr}si3_1_one_bit_zext.
474 Macroize insn from {rotl,rotr}si3_1_zext using any_rotate
476 (*<rotate_insn>qi3_1_slp): Merge with *{rotl,rotr}qi3_1_one_bit_slp.
477 Macroize insn from {rotl,rotr}qi3_1_slp using any_rotate code iterator.
478 (bswap rotatert splitter): Add splitter.
479 (bswap splitter): Macroize splitter using any_rotate code iterator.
480 Add insn predicate to split only for TARGET_USE_XCHGB or when
481 optimizing function for size.
483 2010-04-12 Steve Ellcey <sje@cup.hp.com>
485 * config/pa/pa.c (emit_move_sequence): Remove use of
486 deleted variable flag_argument_noalias.
488 2010-04-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
490 * config.gcc: Removed *-*-solaris2.7* from list of obsolete
492 Add to unsupported targets list.
493 * configure.ac (gcc_cv_as_tls): Removed i[34567]86-*-solaris2.[567]*,
494 sparc*-sun-solaris2.[567]* from target lists.
495 * configure: Regenerate.
496 * doc/install.texi (Specific, *-*-solaris2*): Document Solaris 7
498 Remove Solaris 7 patch references.
499 (Specific, sparc-sun-solaris2.7): Removed.
500 (sparc-sun-solaris2*): Update Solaris 7 example.
501 (sparc64-*-solaris2*): Likewise.
503 2010-04-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
505 * config.build (alpha*-dec-osf4*): Remove.
506 * config.gcc: Remove alpha*-dec-osf4*, alpha-dec-osf5.0* from list
507 of obsolete configurations.
508 (alpha*-dec-osf[45]*): Remove alpha*-dec-osf4*, alpha-dec-osf5.0*
510 * config/alpha/t-osf4: Renamed to ...
511 * config/alpha/t-osf5: ... this.
512 * config/alpha/osf.h: Renamed to ...
513 * config/alpha/osf5.h: ... this.
514 Merged old osf5.h contents.
516 (ASM_SPEC): Use ASM_OLDAS_SPEC directly.
517 (EXTRA_SPECS): Removed.
518 * doc/install.texi (Specific, alpha*-dec-osf5.1): Renamed to
519 reflect removal of Tru64 UNIX V4.0/V5.0 support.
522 2010-04-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
524 * doc/contrib.texi (Contributors, Rainer Orth): Update.
526 2010-04-12 Kai Tietz <kai.tietz@onevision.com>
529 * config/i386/i386.c (x86_this_parameter): Handle aggregate for
530 __thiscall convention.
532 2010-04-12 Steve Ellcey <sje@cup.hp.com>
534 * config/pa/pa.c (hppa_legitimize_address): Remove unused variable
536 * config/pa/pa.md (call, call_value): Remove unused variable call_insn.
538 2010-04-12 Steve Ellcey <sje@cup.hp.com>
540 * function.c (assign_parms_initialize_all): Add unused attribute
543 2010-04-12 Richard Guenther <rguenther@suse.de>
545 * gsstruct.def (GSS_CALL): New.
546 * gimple.def (GIMPLE_CALL): Change to GSS_CALL.
547 * gimple.h: Include tree-ssa-alias.h.
548 (struct gimple_statement_call): New.
549 (union gimple_statement_struct_d): Add gimple_call member.
550 (gimple_call_reset_alias_info): Declare.
551 (gimple_call_use_set): New function.
552 (gimple_call_clobber_set): Likewise.
553 * Makefile.in (GIMPLE_H): Add tree-ssa-alias.h.
554 * gimple.c (gimple_call_reset_alias_info): New function.
555 (gimple_build_call_1): Call it.
556 * lto-streamer-in.c (input_gimple_stmt): Likewise.
557 * tree-inline.c (remap_gimple_stmt): Likewise.
558 (expand_call_inline): Remove callused handling.
559 * cfgexpand.c (update_alias_info_with_stack_vars): Likewise.
560 * tree-dfa.c (dump_variable): Likewise.
561 * tree-parloops.c (parallelize_loops): Likewise.
562 * tree-ssa.c (init_tree_ssa): Likewise.
563 (delete_tree_ssa): Likewise.
564 * tree-flow-inline.h (is_call_used): Remove.
565 * tree-flow.h (struct gimple_df): Remove callused member.
566 * tree-nrv.c (dest_safe_for_nrv_p): Adjust predicate.
567 * tree-ssa-alias.c (dump_alias_info): Remove callused handling.
568 (ref_maybe_used_by_call_p_1): Simplify.
569 (call_may_clobber_ref_p_1): Likewise.
570 * tree-ssa-structalias.c (compute_points_to_sets): Set
571 the call stmt used and clobbered sets.
572 * tree-tailcall.c (suitable_for_tail_opt_p): Adjust predicate.
573 (find_tail_calls): Verify the tail call.
575 2010-04-12 Richard Guenther <rguenther@suse.de>
577 * ipa.c (cgraph_postorder): Adjust postorder to guarantee
578 single-iteration always-inline inlining.
579 * ipa-inline.c (cgraph_mark_inline): Do not return anything.
580 (cgraph_decide_inlining): Do not handle always-inline specially.
581 (try_inline): Remove always-inline cycle detection special case.
582 Do not recurse on always-inlines.
583 (cgraph_early_inlining): Do not iterate if not optimizing.
584 (cgraph_gate_early_inlining): remove.
585 (pass_early_inline): Run unconditionally.
586 (gate_cgraph_decide_inlining): New function.
587 (pass_ipa_inline): Use it. Do not run the IPA inliner if
588 not inlining or optimizing.
589 (cgraph_decide_inlining_of_small_functions): Also consider
590 always-inline functions.
591 (cgraph_default_inline_p): Return true for nodes which should
592 disregard inline limits.
593 (estimate_function_body_sizes): Assume zero size and time for
594 nodes which are marked as disregarding inline limits.
595 (cgraph_decide_recursive_inlining): Do not perform recursive
596 inlining on always-inline nodes.
598 2010-04-12 Jakub Jelinek <jakub@redhat.com>
601 * c-typeck.c (c_process_expr_stmt): Call mark_exp_read even
602 for exprs satisfying handled_component_p.
604 2010-04-12 Eric Botcazou <ebotcazou@adacore.com>
606 * expr.c (categorize_ctor_elements_1): Properly count sub-elements of
607 non-constant aggregate elements.
609 * gimplify.c (gimplify_init_constructor): Do not pre-evaluate if this
610 is a real initialization.
612 2010-04-12 Shujing Zhao <pearly.zhao@oracle.com>
615 * c-decl.c (start_function): Move forward check for nested function.
617 2010-04-11 Kaz Kojima <kkojima@gcc.gnu.org>
619 * config/sh/sh-protos.h (sh_legitimize_reload_address): Declare.
620 * config/sh/sh.c: Include reload.h.
621 (sh_legitimize_reload_address): New.
622 * config/sh/sh.h (LEGITIMIZE_RELOAD_ADDRESS): Use
623 sh_legitimize_reload_address.
625 2010-04-11 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
627 * config/sh/sh.md (*movqi_pop): New insn pattern.
628 * config/sh/predicates.md (sh_no_delay_pop_operand): New predicate.
630 2010-04-11 Uros Bizjak <ubizjak@gmail.com>
632 * config/i386/i386.md (any_shiftrt): New code iterator.
633 (shiftrt_insn): New code attribute.
635 (<shiftrt_insn><mode>3): Macroize expander from {ashr,lshr}<mode>3
636 using any_shiftrt code iterator.
637 (*<shiftrt_insn><mode>3_doubleword): Macroize insn_and_split from
638 *{ashr,lshr}<mode>3_doubleword using any_shiftrt code iterator.
639 (*<shiftrt_insn><mode>3_doubleword peephole2): Macroize peephole2
640 pattern from corresponding peephole2 patterns.
641 (*<shiftrt_insn><mode>3_1): Macroize insn from *{ashr,lshr}<mode>3_1
642 using any_shiftrt code iterator.
643 (*<shiftrt_insn>si3_1_zext): Ditto from *{ashr,lshr}si3_1_zext.
644 (*<shiftrt_insn>qi3_1_slp): Ditto from *{ashr,lshr}qi3_1_slp.
645 (*<shiftrt_insn><mode>3_cmp): Ditto from *{ashr,lshr}<mode>3_cmp.
646 (*<shiftrt_insn><mode>3_cmp_zext): Ditto from
647 *{ashr,lshr}<mode>3_cmp_zext.
648 (*<shiftrt_insn><mode>3_cconly): Ditto from *{ashr,lshr}<mode>3_cconly.
650 2010-04-11 Uros Bizjak <ubizjak@gmail.com>
652 * config/i386/i386.md (*ashr<mode>3_cconly): Fix wrong mode of
654 (*lshr<mode>3_cconly): Ditto.
656 2010-04-11 Uros Bizjak <ubizjak@gmail.com>
658 * config/i386/i386.md (lshr<mode>3): Macroize expander from
659 lshr{qi,hi,si,di,ti}3_1 using SDWIM mode iterator.
660 (*lshr<mode>3_doubleword): New insn_and_split_pattern. Macroize
661 pattern from *lshr{di,ti}3_1 and corresponding splitters using
663 (*lshr<mode>3_doubleword peephole2): Macroize peephole2 pattern
664 from corresponding peephole2 patterns.
665 (*lshr<mode>3_1): Merge with *lshr{qi,hi,si}3_1_one_bit and
666 *lshrdi3_1_one_bit_rex64. Macroize insn from *lshr{qi,hi,si}3_1
667 and *lshrdi3_1_rex64 using SWI mode iterator.
668 (*lshrsi3_1_zext): Merge with *lshrsi3_1_one_bit_zext.
669 (*lshrqi3_1_slp): Merge with *lshrqi3_1_one_bit_slp.
670 (*lshr<mode>3_cmp): Merge with *lshr{qi,hi,si}3_one_bit_cmp and
671 *lshrdi3_one_bit_cmp_rex64. Macroize insn from *lshr{qi,hi,si}3_cmp
672 and *lshrdi3_cmp_rex64 using SWI mode iterator.
673 (*lshrsi3_cmp_zext): Merge with *lshrsi3_cmp_one_bit_zext.
674 (*lshr<mode>3_cconly): Merge with *lshr{qi,hi,si}3_one_bit_cconly and
675 *lshrdi3_one_bit_cconly_rex64. Macroize insn from
676 *lshr{qi,hi,si}3_cconly and *lshrdi3_cconly_rex64 using
679 2010-04-10 Uros Bizjak <ubizjak@gmail.com>
681 * config/i386/i386.md (ashr<mode>3): Macroize expander from
682 ashr{qi,hi,si,di,ti}3_1 using SDWIM mode iterator.
683 (*ashr<mode>3_doubleword): New insn_and_split_pattern. Macroize
684 pattern from *ashr{di,ti}3_1 and corresponding splitters using
686 (*ashr<mode>3_doubleword peephole2): Macroize peephole2 pattern
687 from corresponding peephole2 patterns.
688 (ashrdi3_cvt): Rename from ashrdi3_63_rex64.
689 (ashrsi3_cvt): Rename from ashrsi3_31.
690 (*ashrsi3_cvt_zext): Rename from *ashrsi3_31_zext.
691 (x86_shift<mode>_adj_3): Macroize expander from x86_shift_adj_3
692 and x86_64_shift_adj_3 using SWI48 mode iterator.
693 (*ashr<mode>3_1): Merge with *ashr{qi,hi,si}3_1_one_bit and
694 *ashrdi3_1_one_bit_rex64. Macroize insn from *ashr{qi,hi,si}3_1
695 and *ashrdi3_1_rex64 using SWI mode iterator.
696 (*ashrsi3_1_zext): Merge with *ashrsi3_1_one_bit_zext.
697 (*ashrqi3_1_slp): Merge with *ashrqi3_1_one_bit_slp.
698 (*ashr<mode>3_cmp): Merge with *ashr{qi,hi,si}3_one_bit_cmp and
699 *ashrdi3_one_bit_cmp_rex64. Macroize insn from *ashr{qi,hi,si}3_cmp
700 and *ashrdi3_cmp_rex64 using SWI mode iterator.
701 (*ashrsi3_cmp_zext): Merge with *ashrsi3_cmp_one_bit_zext.
702 (*ashr<mode>3_cconly): Merge with *ashr{qi,hi,si}3_one_bit_cconly and
703 *ashrdi3_one_bit_cconly_rex64. Macroize insn from
704 *ashr{qi,hi,si}3_cconly and *ashrdi3_cconly_rex64 using
706 (sign_extend splitters): Update for renamed ashr{di,si}3_cvt patterns.
707 * config/i386/i386.c (ix86_split_ashr): Update for renamed
708 x86_shift<mode>_adj_3 expanders.
710 2010-04-10 Wei Guozhi <carrot@google.com>
713 * config/arm/arm.c (arm_pic_static_addr): New function.
714 (legitimize_pic_address): Call arm_pic_static_addr when it detects
716 (arm_output_addr_const_extra): Output expression for new pattern.
717 * config/arm/arm.md (UNSPEC_SYMBOL_OFFSET): New unspec symbol.
719 2010-04-10 Bernd Schmidt <bernd.schmidt@codesourcery.com>
721 * ira-costs.c (record_reg_classes): Ignore alternatives that are
724 * Makefile.in (web.o): Depend on insn-config.h and $(RECOG_H).
725 * web.c: Include "insn-config.h" and "recog.h".
726 (union_match_dups): New function.
728 (union_defs): Don't try to recognize match_dups.
730 * reload1.c (eliminate_regs_in_insn): Don't restore an operand
731 if doing so would replace the entire pattern.
733 2010-04-09 Uros Bizjak <ubizjak@gmail.com>
737 * config/i386/i386.md (*ashl<mode>3_doubleword): Split to insn
738 and splitter pattern. Change splitter operand 1 predicate to
741 2010-04-09 Martin Jambor <mjambor@suse.cz>
743 * ipa-cp.c (ipcp_lats_are_equal): Return true also if the two
744 lattices are addresses of CONST_DECLs with the same initial value.
745 (ipcp_print_all_lattices): Print values of CONST_DECLs.
746 * ipa-prop.c (ipa_print_node_jump_functions): Likewise.
748 2010-04-09 Eric Botcazou <ebotcazou@adacore.com>
749 Bernd Schmidt <bernd.schmidt@codesourcery.com>
751 * loop-invariant.c (replace_uses): New static function.
752 (move_invariant_reg): Use it to ensure we can replace the uses.
754 2010-04-09 Hariharan Sandanagobalane <hariharan@picochip.com>
756 * config/picochip/picochip.c (picochip_rtx_costs): Use correct
758 (picochip_override_options): Enable section anchors only above -O1.
759 (picochip_reorg): Fixed a couple of build warnings.
761 2010-04-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
763 * configure.ac (plugin -rdynamic test): Log result.
764 * configure: Regenerate.
765 * config/sol2.h (LINK_SPEC): Handle -rdynamic.
766 (RDYNAMIC_SPEC): Define.
767 * config/sol2-gld.h (RDYNAMIC_SPEC): Redefine.
769 2010-04-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
771 * configure.ac: Determine Sun ld version numbers.
772 (comdat_group): Restrict GNU ld version checks to gld.
773 (comdat_group, *-*-solaris2.1[1-9]*): Enable for Sun ld > 1.1688.
774 (enable_comdat): Support --enable-comdat.
775 * configure: Regenerate.
776 * doc/install.texi (Configuration): Document --enable-comdat.
778 2010-04-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
780 * config/sparc/sol2-gld.h: Remove SPARC reference. Rename ...
781 * config/sol2-gld.h: ... here.
782 * config.gcc (sparc*-*-solaris2*): Reflect this.
783 (i[34567]86-*-solaris2*): Use it.
785 2010-04-09 Steve Ellcey <sje@cup.hp.com>
787 * config/ia64/ia64.c (ia64_dfa_new_cycle): Remove unused variable
789 (final_emit_insn_group_barriers): Remove unused variable prev_insn.
791 2010-04-09 Manuel López-Ibáñez <manu@gcc.gnu.org>
794 * diagnostic.c (diagnostic_initialize): Initialize
795 some_warnings_are_errors.
796 (diagnostic_finish): New.
797 (diagnostic_action_after_output): Call it before exiting.
798 (diagnostic_report_diagnostic): Do not print message here. Set
799 some_warnings_are_errors.
800 * diagnostic.h (diagnostic_context): Delete
801 issue_warnings_are_errors_message. Add some_warnings_are_errors.
802 (diagnostic_finish): Declare.
803 * toplev.c (toplev_main): Call it before exit.
805 2010-04-09 Jason Merrill <jason@redhat.com>
808 * c-common.c (c_sizeof_or_alignof_type): Return error_mark_node
812 * stor-layout.c (finalize_record_size): Don't change TYPE_PACKED
813 based on a warning flag.
815 2010-04-09 Richard Guenther <rguenther@suse.de>
817 * tree-pretty-print.c (dump_generic_node): Dump TYPE_VECTOR_SUBPARTS.
819 2010-04-09 Iain Sandoe <iains@gcc.gnu.org>
822 * varasm.c (default_assemble_visibility): Wrap vars that are
823 set, but unused, by targets without GAS.
824 * config/rs6000/rs6000.c: (paired_emit_vector_compare):
825 Remove set, but unused, vars.
826 (rs6000_legitimize_tls_address): Likewise.
827 (altivec_expand_dst_builtin): Likewise.
828 * config/darwin.c (machopic_classify_symbol): Likewise.
829 (machopic_indirection_name): Likewise.
831 2010-04-09 Uros Bizjak <ubizjak@gmail.com>
833 * config/i386/i386.md (DWI): New mode iterator.
834 (S): New mode attribute.
835 (shift_operand): Ditto.
836 (shift_immediate_operand): Ditto.
837 (ashl_input_operand): Ditto.
838 (ashl<mode>3): Macroize expander from ashl{qi,hi,si,di,ti}3_1
839 using SDWIM mode iterator.
840 (*ashl<mode>3_doubleword): New insn_and_split_pattern. Macroize
841 pattern from *ashl{di,ti}3_1 and corresponding splitters using
843 (*ashl<mode>3_doubleword peephole2): Macroize peephole2 pattern
844 from corresponding peephole2 patterns.
845 (x86_shift<mode>_adj_1): Macroize expander from x86_shift_adj_1
846 and x86_64_shift_adj_1 using SWI48 mode iterator.
847 (x86_shift<mode>_adj_2): Ditto.
848 (*ashldi3_1_rex64): Split TYPE_LEA pattern.
849 (*ashl<mode>3_1): Macroize insn from *ashlsi3_1 and *ashldi3_1_rex64
850 using SWI48 mode iterator.
851 (*ashl<mode>3_cmp): Macroize insn from *ashl{qi,hi,si}3_cmp and
852 *ashldi3_cmp_rex64 using SWI mode iterator.
853 (*ashl<mode>3_cconly): Macroize insn from *ashl{qi,hi,si}3_cconly and
854 *ashldi3_cconly_rex64 using SWI mode iterator.
855 * config/i386/i386.c (ix86_split_ashl): Update for renamed
856 x86_shift<mode>_adj_{1,2}.
857 (ix86_split_ashr): Ditto.
858 (ix86_split_lshr): Ditto.
860 2010-04-09 Richard Guenther <rguenther@suse.de>
862 * target.h (builtin_conversion): Pass in input and output types.
863 * targhooks.c (default_builtin_vectorized_conversion): Adjust.
864 * targhooks.h (default_builtin_vectorized_conversion): Likewise.
865 * tree-vect-stmts.c (vectorizable_conversion): Adjust.
866 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): Adjust.
868 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Adjust.
870 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Adjust.
872 2010-04-09 Richard Guenther <rguenther@suse.de>
875 * config/i386/sse.md (vcond<mode>): Handle AVX modes as well.
877 2010-04-09 Richard Guenther <rguenther@suse.de>
879 * tree-vectorizer.h (struct _stmt_vec_info): Document
880 that vectype is the type of the LHS.
881 (supportable_widening_operation, supportable_narrowing_operation):
882 Get both input and output vector types as arguments.
883 (vect_is_simple_use_1): Declare.
884 (get_same_sized_vectype): Likewise.
885 * tree-vect-loop.c (vect_determine_vectorization_factor):
886 Set STMT_VINFO_VECTYPE to the vector type of the def.
887 (vectorizable_reduction): Adjust.
888 * tree-vect-patterns.c (vect_recog_widen_mult_pattern):
889 Adjust. Specify the output vector type.
890 (vect_pattern_recog_1): Adjust.
891 * tree-vect-stmts.c (get_same_sized_vectype): New function.
892 (vectorizable_call): Adjust.
893 (vectorizable_conversion): Likewise.
894 (vectorizable_operation): Likewise.
895 (vectorizable_type_demotion): Likewise.
896 (vectorizable_type_promotion): Likewise.
897 (vect_analyze_stmt): Set STMT_VINFO_VECTYPE to the vector type of
899 (vect_is_simple_use_1): New function.
900 (supportable_widening_operation): Get both input and output
902 (supportable_narrowing_operation): Likewise.
903 * tree-vect-slp.c (vect_schedule_slp_instance): Adjust.
905 2010-04-09 Kai Tietz <kai.tietz@onevision.com>
907 * config/i386/cygming.h (TARGET_OS_CPP_BUILTINS): Add
908 __thiscall and _thiscall as predefined macros.
909 * config/i386/i386.c (ix86_handle_cconv_attribute): Add
910 thiscall attribute handling.
911 (ix86_comp_type_attributes): Likewise.
912 (ix86_function_regparm): Likewise.
913 (ix86_return_pops_args): Likewise.
914 (init_cumulative_args): Likewise.
915 (find_drap_reg): Likewise.
916 (ix86_static_chain): Likewise.
917 (x86_this_parameter): Likewise.
918 (x86_output_mi_thunk): Likewise.
919 (ix86_attribute_table): Add description for thiscall attribute.
920 * config/i386/i386.h (ix86_args): Adjust comment for member fastcall.
921 * doc/extend.texi: Add documentation for thiscall.
923 2010-04-09 Manuel López-Ibáñez <manu@gcc.gnu.org>
926 * c.opt (Wint-to-pointer-cast): Available in C++.
927 * doc/invoke.texi (Wint-to-pointer-cast): Available in C++.
929 2010-04-08 Eric Botcazou <ebotcazou@adacore.com>
931 * tree.h (TREE_ADDRESSABLE): Document its effect for function types.
932 * calls.c (expand_call): Pass the function type to aggregate_value_p.
933 * function.c (aggregate_value_p): Do not honor DECL_BY_REFERENCE on
934 the target function of a CALL_EXPR. Honor TREE_ADDRESSABLE on the
935 function type instead. Reorder and simplify checks.
937 * gimplify.c (gimplify_modify_expr_rhs) <WITH_SIZE_EXPR>: New case.
939 2010-04-08 Jing Yu <jingyu@google.com>
940 Zdenek Dvorak <ook@ucw.cz>
942 PR tree-optimization/42720
943 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Move one-time
944 loop unswitch conditions here from ...
945 (tree_unswitch_single_loop): ... here.
947 2010-04-08 Sebastian Pop <sebastian.pop@amd.com>
949 * tree-if-conv.c: Fix comments and simplify logic.
951 2010-04-08 Sebastian Pop <sebastian.pop@amd.com>
953 * tree-if-conv.c (if_convertible_loop_p): Remove unused parameter.
954 (tree_if_conversion): Same. Update call to if_convertible_loop_p.
955 (main_tree_if_conversion): Update call to tree_if_conversion.
957 2010-04-08 Manuel López-Ibáñez <manu@gcc.gnu.org>
960 * doc/invoke.texi (-b,-V): Delete.
961 * doc/tm.texi: Do not mention -b.
962 * gcc.c (display_help): Delete -b and -V.
963 (process_command): Delete -b and -V.
964 * gcc.h (DEFAULT_SWITCH_TAKES_ARG): Delete -b and -V.
966 2010-04-08 Christian Borntraeger <borntraeger@de.ibm.com>
967 Wolfgang Gellerich <gellerich@de.ibm.com>
969 Implement target hook for loop unrolling
970 * target.h (loop_unroll_adjust): Add a new target hook function.
971 * target-def.h (TARGET_LOOP_UNROLL_ADJUST): Likewise.
972 * doc/tm.texi (TARGET_LOOP_UNROLL_ADJUST): Document it.
973 * config/s390/s390.c (TARGET_LOOP_UNROLL_ADJUST): Define it.
974 (s390_loop_unroll_adjust): Implement the new target hook for s390.
975 * loop-unroll.c (decide_unroll_runtime_iterations): Call loop unroll
977 (decide_unroll_stupid): Likewise.
979 2010-04-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
982 * config/i386/gmon-sol2.c [__x86_64__]: Properly restore %rcx.
984 2010-04-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
986 * doc/install.texi (Specific, i?86-*-solaris2.10): Fix grammar.
987 (Specific, *-*-solaris2*): Likewise.
988 Don't prefer Sun as over GNU as.
990 2010-04-08 Wolfgang Gellerich <gellerich@de.ibm.com>
992 * config/s390/s390.c (override_options): Adjust the z10
993 defaults for max-unroll-times, max-completely-peeled-insns
994 and max-completely-peel-times.
996 2010-04-08 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
998 * config/s390/s390.c (s390_expand_movmem): Issue prefetch
999 instructions for z10.
1000 (s390_expand_setmem): Likewise.
1001 (s390_expand_cmpmem): Likewise.
1003 2010-04-08 Richard Guenther <rguenther@suse.de>
1005 PR tree-optimization/43679
1006 * tree-ssa-pre.c (eliminate): Only propagate copies.
1008 2010-04-08 Jakub Jelinek <jakub@redhat.com>
1011 * expr.c (block_move_libcall_safe_for_call_parm): Avoid
1012 set but not used variable warning.
1014 2010-04-08 Wei Guozhi <carrot@google.com>
1017 * config/arm/arm.c (thumb1_size_rtx_costs): New function.
1018 (arm_size_rtx_costs): Call the new function when optimized for size.
1020 2010-04-08 Jakub Jelinek <jakub@redhat.com>
1023 * cfgexpand.c (expand_debug_expr): If for non-NULL offset
1024 op0 is not a MEM, just return NULL instead of assertion
1026 (discover_nonconstant_array_refs): Don't walk debug stmts.
1028 2010-04-08 Doug Kwan <dougkwan@google.com>
1030 * configure.ac: Recognize gold and do not use its version number
1031 to test ld features.
1032 * configure: Regenerate.
1034 2010-04-08 Maxim Kuvyrkov <maxim@codesourcery.com>
1037 * tree-ssa-reassoc.c (broken_up_substracts): Rename to plus_negates.
1038 (negate_value): Move code to push elements to broken_up_substracts ...
1039 (eliminate_plus_minus_pair): ... here. Push operands that have no
1040 negative pair to plus_negates.
1041 (repropagate_negates, init_reassoc, fini_reassoc): Update.
1043 2010-04-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1045 * doc/install.texi (Configuration): Move description of
1046 --enable-lto, --with-libelf*, --enable-gold from Java section to
1049 * doc/generic.texi (Working with declarations)
1050 (Function Properties, C and C++ Trees): Fix typos.
1051 * doc/sourcebuild.texi (Top Level): Likewise.
1053 2010-04-07 Jakub Jelinek <jakub@redhat.com>
1056 * tree.h (DECL_READ_P): Define.
1057 (struct tree_decl_common): Add decl_read_flag.
1058 * c-decl.c (pop_scope): If TREE_USED but !DECL_READ_P, issue
1059 a set but not used warning.
1060 (merge_decls): Merge DECL_READ_P flag.
1061 (finish_decl, build_compound_literal): Set DECL_READ_P flag.
1062 (finish_function): Issue -Wunused-but-set-parameter diagnostics.
1063 * c-common.c (handle_used_attribute, handle_unused_attribute):
1065 * c-tree.h (default_function_array_read_conversion, mark_exp_read):
1067 * c-typeck.c (default_function_array_read_conversion, mark_exp_read):
1069 (default_conversion, c_process_expr_stmt): Call mark_exp_read.
1070 * c-parser.c (c_parser_initializer, c_parser_expr_no_commas,
1071 c_parser_binary_expression, c_parser_cast_expression,
1072 c_parser_expr_list, c_parser_omp_atomic, c_parser_omp_for_loop):
1073 Call default_function_array_read_conversion instead of
1074 default_function_array_conversion where needed.
1075 (c_parser_unary_expression, c_parser_conditional_expression,
1076 c_parser_postfix_expression_after_primary, c_parser_initelt):
1077 Likewise. Call mark_exp_read where needed.
1078 (c_parser_statement_after_labels, c_parser_asm_operands,
1079 c_parser_typeof_specifier, c_parser_sizeof_expression,
1080 c_parser_alignof_expression, c_parser_initval): Call mark_exp_read
1082 * common.opt (Wunused-but-set-variable, Wunused-but-set-parameter):
1084 * toplev.c (warn_unused_but_set_variable): Default to warn_unused.
1085 (warn_unused_but_set_parameter): Default to warn_unused
1087 * doc/invoke.texi: Document -Wunused-but-set-variable and
1088 -Wunused-but-set-parameter.
1090 * tree-ssa-pre.c (my_rev_post_order_compute): Remove set but not
1091 used count variable.
1092 * genemit.c (gen_expand, gen_split): Avoid set but not used warnings
1093 when operandN variables aren't used in the body of the expander
1095 * tree-outof-ssa.c (FOR_EACH_ELIM_GRAPH_SUCC,
1096 FOR_EACH_ELIM_GRAPH_PRED): Avoid set but not used warnings.
1097 * tree-ssa-operands.h (FOR_EACH_SSA_TREE_OPERAND): Likewise.
1098 * tree-flow.h (FOR_EACH_IMM_USE_FAST, FOR_EACH_IMM_USE_STMT,
1099 FOR_EACH_IMM_USE_ON_STMT): Likewise.
1100 * tree.h (FOR_EACH_CONSTRUCTOR_ELT): Likewise.
1101 * tree.c (PROCESS_ARG): Likewise.
1103 2010-04-07 Simon Baldwin <simonb@google.com>
1105 * diagnostic.h (diagnostic_override_option_index): New macro to
1106 set a diagnostic's option_index.
1107 * c-tree.h (c_cpp_error): Add warning reason argument.
1108 * opts.c (_warning_as_error_callback): New.
1109 (register_warning_as_error_callback): Store callback for
1110 warnings enabled via enable_warning_as_error.
1111 (enable_warning_as_error): Call callback, minor code tidy.
1112 * opts.h (register_warning_as_error_callback): Declare.
1113 * c-opts.c (warning_as_error_callback): New, set cpp_opts flag in
1114 response to -Werror=.
1115 (c_common_init_options): Register warning_as_error_callback in opts.c.
1116 * common.opt: Add -Wno-cpp option.
1117 * c-common.c (struct reason_option_codes_t): Map cpp warning
1118 reason codes to gcc option indexes.
1119 * (c_option_controlling_cpp_error): New function, lookup the gcc
1120 option index for a cpp warning reason code.
1121 * (c_cpp_error): Add warning reason argument, call
1122 c_option_controlling_cpp_error for diagnostic_override_option_index.
1123 * doc/invoke.texi: Document -Wno-cpp.
1125 2010-04-07 Richard Guenther <rguenther@suse.de>
1127 * ipa-reference.c (mark_load): Use get_base_address.
1128 (mark_store): Likewise.
1130 * tree-ssa-ccp.c (gimplify_and_update_call_from_tree): Avoid
1131 inserting GIMPLE_NOPs into the IL.
1132 * tree-ssa-structalias.c (get_constraint_for_component_ref):
1133 Explicitly strip handled components and indirect references.
1135 * fold-const.c (fold_unary_loc): Do not strip qualifiers when
1136 folding address expressions.
1137 * gimple.c (gimple_ior_addresses_taken_1): Use get_base_address.
1138 * tree-ssa-alias.c (decl_refs_may_alias_p): Do not use
1139 operand_equal_p to compare decls.
1140 (ptr_deref_may_alias_decl_p): Likewise.
1141 * tree-ssa-operands.c (get_asm_expr_operands): Simplify
1142 * tree-ssa-forwprop.c (forward_propagate_into_gimple_cond):
1143 Handle reversed comparison ops.
1144 * tree-sra.c (asm_visit_addr): Use get_base_address.
1145 * ipa-prop.c (visit_store_addr_for_mod_analysis): Use get_base_address.
1146 * ipa-reference.c (mark_address): Use get_base_address.
1148 2010-04-07 Richard Guenther <rguenther@suse.de>
1150 * tree-ssa-forwprop.c (forward_propagate_addr_expr):
1151 Propagate constants everywhere.
1153 2010-04-07 Jakub Jelinek <jakub@redhat.com>
1156 * tree.c (MAX_INT_CACHED_PREC): Define.
1157 (nonstandard_integer_type_cache): New array.
1158 (build_nonstandard_integer_type): Cache results for precision
1159 <= MAX_INT_CACHED_PREC.
1161 2010-04-07 Richard Guenther <rguenther@suse.de>
1163 * doc/invoke.texi (-fargument-alias, -fargument-noalias,
1164 -fargument-noalias-global, -fargument-noalias-anything): Remove.
1165 * common.opt: Likewise.
1166 * tree-ssa-structalias.c (intra_create_variable_infos): Adjust comment.
1167 * alias.c (base_alias_check): Remove flag_argument_noalias handling.
1168 (nonoverlapping_memrefs_p): Likewise.
1169 * emit-rtl.c (set_mem_attributes_minus_bitpos): Likewise.
1170 * opts.c (common_handle_option): Handle OPT_fargument_alias,
1171 OPT_fargument_noalias, OPT_fargument_noalias_anything and
1172 OPT_fargument_noalias_global for backward compatibility.
1174 2010-04-07 Richard Guenther <rguenther@suse.de>
1176 PR tree-optimization/43270
1177 * tree-vrp.c (check_array_ref): Fix flexible array member detection.
1178 * tree-ssa-sccvn.h (fully_constant_vn_reference_p): Declare.
1179 * tree-ssa-pre.c (phi_translate_1): Adjust.
1180 (fully_constant_expression): Split out vn_reference handling to ...
1181 * tree-ssa-sccvn.c (fully_constant_vn_reference_p): ... here.
1182 Fold reads from constant strings.
1183 (vn_reference_lookup): Handle fully constant references.
1184 (vn_reference_lookup_pieces): Likewise.
1185 * Makefile.in (expmed.o-warn): Add -Wno-error.
1187 2010-04-07 Martin Jambor <mjambor@suse.cz>
1189 * tree-sra.c (find_param_candidates): Allow scalar va_list types.
1191 2010-04-07 Iain Sandoe <iains@gcc.gnu.org>
1194 * gcc.c: Add -static-libstdc++ to list of recognized options.
1196 2010-04-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1198 * config.gcc (i[34567]86-*-solaris2*): Default with_tune_32 to generic.
1200 2010-04-07 Richard Guenther <rguenther@suse.de>
1203 * expr.c (expand_expr_real_1): For TARGET_MEM_REFs with pointer
1204 bases build simple mem attributes to retain points-to information.
1206 2010-04-07 Richard Guenther <rguenther@suse.de>
1209 * alias.c (ao_ref_from_mem): Without MEM_OFFSET or MEM_SIZE
1210 preserve points-to related information.
1212 2010-04-07 Richard Guenther <rguenther@suse.de>
1215 * emit-rtl.c (set_mem_attributes_minus_bitpos): Do not
1216 discard plain indirect references.
1217 * fold-const.c (operand_equal_p): Guard against NULL_TREE type.
1218 * tree.c (tree_nop_conversion): Likewise.
1220 2010-04-07 Dodji Seketeli <dodji@redhat.com>
1223 * dwarf2out.c (modified_type_die): Ignore artificial typedefs.
1225 2010-04-06 Kai Tietz <kai.tietz@onevision.com>
1227 * config/i386/i386.c (ix86_handle_cconv_attribute): Ignore
1228 calling convention attributes on METHOD_TYPEs for w64 ABI, too.
1230 2010-04-07 Sebastian Pop <sebastian.pop@amd.com>
1232 * tree-if-conv.c: Fix indentation and comments.
1234 2010-04-07 Sebastian Pop <sebastian.pop@amd.com>
1236 * tree-if-conv.c: Sort static functions in topological order.
1238 2010-04-07 Sebastian Pop <sebastian.pop@amd.com>
1240 * tree-if-conv.c: Fix indentation and comments.
1242 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
1245 * graphite-clast-to-gimple.c (max_signed_precision_type): Use
1246 lang_hooks.types.type_for_size instead of
1247 build_nonstandard_integer_type.
1248 When converting an unsigned type to signed, double its precision.
1249 (gcc_type_for_interval): Use lang_hooks.types.type_for_size.
1250 (gcc_type_for_iv_of_clast_loop): Call max_signed_precision_type.
1251 (graphite_create_new_loop_guard): When ub + 1 wraps around,
1254 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
1257 * graphite-clast-to-gimple.c (graphite_create_new_loop_guard): Use
1258 POINTER_PLUS_EXPR for pointer types.
1260 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
1263 * Makefile.in (graphite-clast-to-gimple.o): Depends on langhooks.h.
1264 * graphite-clast-to-gimple.c: Include langhooks.h.
1265 (max_signed_precision_type): New.
1266 (max_precision_type): Takes two types as arguments.
1267 (precision_for_value): New.
1268 (precision_for_interval): New.
1269 (gcc_type_for_interval): New.
1270 (gcc_type_for_value): New.
1271 (gcc_type_for_clast_term): New.
1272 (gcc_type_for_clast_red): New.
1273 (gcc_type_for_clast_bin): New.
1274 (gcc_type_for_clast_expr): Split up into several functions.
1275 (gcc_type_for_clast_eq): Rewritten.
1276 (compute_bounds_for_level): New.
1277 (compute_type_for_level_1): New.
1278 (compute_type_for_level): New.
1279 (gcc_type_for_cloog_iv): Removed.
1280 (gcc_type_for_iv_of_clast_loop): Rewritten.
1281 (graphite_create_new_loop): Compute the lower and upper bound types
1282 with gcc_type_for_clast_expr.
1283 (graphite_create_new_loop_guard): Same.
1284 (find_cloog_iv_in_expr): Removed.
1285 (compute_cloog_iv_types_1): Removed.
1286 (compute_cloog_iv_types): Removed.
1287 (gloog): Do not call compute_cloog_iv_types.
1288 * graphite-sese-to-poly.c (new_gimple_bb): Do not initialize
1290 (free_data_refs_aux): Do not free GBB_CLOOG_IV_TYPES.
1291 * sese.h (struct gimple_bb): Removed field cloog_iv_types.
1292 (GBB_CLOOG_IV_TYPES): Removed.
1294 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
1296 * graphite-sese-to-poly.c (rewrite_close_phi_out_of_ssa): Assert that
1297 gimple_phi_num_args of the loop close SSA phi node is equal to 1.
1298 (detect_commutative_reduction): Same.
1300 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
1302 * graphite-clast-to-gimple.c (graphite_verify): Remove redundant
1303 call to verify_ssa. Invoke verify_loop_closed_ssa with an extra
1305 * graphite-scop-detection.c (canonicalize_loop_closed_ssa_form): Same.
1306 * graphite-sese-to-poly.c (rewrite_reductions_out_of_ssa): Same.
1307 (rewrite_commutative_reductions_out_of_ssa): Same.
1308 * passes.c (execute_function_todo): Call verify_ssa for every pass
1309 in the LNO. Invoke verify_loop_closed_ssa with an extra argument.
1310 * tree-flow.h (verify_loop_closed_ssa): Update declaration.
1311 * tree-parloops.c (parallelize_loops): Invoke verify_loop_closed_ssa
1312 with an extra argument.
1313 * tree-ssa-loop-manip.c (check_loop_closed_ssa_stmt): Same. Call
1314 verify_ssa only when the extra argument is true.
1315 (gimple_duplicate_loop_to_header_edge): Invoke verify_loop_closed_ssa
1316 with an extra argument.
1317 (tree_transform_and_unroll_loop): Same.
1319 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
1321 * passes.c (execute_function_todo): Call verify_loop_closed_ssa
1322 for all the passes of the LNO having LOOP_CLOSED_SSA.
1323 * tree-if-conv.c (pass_if_conversion): Remove TODO_verify_loops.
1324 * tree-loop-distribution.c (pass_loop_distribution): Same.
1325 * tree-pass.h (TODO_verify_loops): Removed.
1326 * tree-ssa-loop.c (pass_tree_loop_init): Same.
1328 (pass_tree_unswitch): Same.
1329 (pass_predcom): Same.
1330 (pass_vectorize): Same.
1331 (pass_linear_transform): Same.
1332 (pass_graphite_transforms): Same.
1333 (pass_iv_canon): Same.
1334 (pass_complete_unroll): Same.
1335 (pass_complete_unrolli): Same.
1336 (pass_parallelize_loops): Same.
1337 (pass_loop_prefetch): Same.
1338 (pass_iv_optimize): Same.
1340 2010-04-06 Changpeng Fang <changpeng.fang@amd.com>
1343 * passes.c (init_optimization_passes): Move pass_lim before
1344 pass_copy_prop and pass_dce_loop.
1346 2010-04-06 Jakub Jelinek <jakub@redhat.com>
1349 * config/i386/i386.c (bdesc_multi_arg): Use OPTION_MASK_ISA_XOP
1350 instead of OPTION_MASK_ISA_AVX for __builtin_ia32_vpermil2p*.
1351 (ix86_expand_args_builtin): Use V*_FTYPE_* enum codes instead of
1352 MULTI_* defines for 4 argument vpermil2p* builtins.
1354 2010-04-06 Uros Bizjak <ubizjak@gmail.com>
1356 * config/i386/i386-protos.h (x86_maybe_negate_const_int): Declare.
1357 * config/i386/i386.c (x86_maybe_negate_const_int): New.
1358 (x86_output_mi_thunk): Use x86_maybe_negate_const_int.
1359 * config/i386/i386.md (*add<mode>_1, *addsi_1_zext, *addhi_1,
1360 *addhi_1_lea, *addqi_1, *addqi_1_lea, *addqi_1_slp, *add<mode>_2,
1361 *addsi_2_zext, *addhi_2, *addqi_2, *add<mode>_3, *addsi_3_zext,
1362 *addhi_3, *addqi_3,*add<mode>_5, *addhi_5, *addqi_5):
1363 Use x86_maybe_negate_const_int to output insn mnemonic.
1364 (*adddi_4, *addsi_4, *addhi_4, *addqi_4): Ditto. Remove overflow
1365 check from instruction predicate. Update comments.
1366 * config/i386/sync.md (sync_add<mode>): Use
1367 x86_maybe_negate_const_int to output insn mnemonic.
1369 2010-04-06 Jan Hubicka <jh@suse.cz>
1371 PR tree-optimization/42906
1372 * tree-ssa-dce.c (mark_control_dependent_edges_necessary): Add
1373 IGNORE_SELF argument. Set visited_control_parents for fully
1375 (find_obviously_necessary_stmts): Update call of
1376 mark_control_dependent_edges_necessary.
1377 (propagate_necessity): Likewise. Handle PHI edges more curefully.
1379 2010-04-06 Uros Bizjak <ubizjak@gmail.com>
1381 * config/i386/i386.md: Remove comment about 'e' and 'E'
1384 2010-04-06 Richard Guenther <rguenther@suse.de>
1386 PR tree-optimization/43627
1387 * tree-vrp.c (extract_range_from_unary_expr): Widenings
1388 of [1, +INF(OVF)] go to [1, +INF(OVF)] of the wider type,
1391 2010-04-06 Jakub Jelinek <jakub@redhat.com>
1393 * BASE-VER: Change to 4.6.0.
1396 * config/i386/i386.c (print_operand): Remove 'e' and 'E' code
1399 2010-04-06 Richard Guenther <rguenther@suse.de>
1402 * fold-const.c (fold_comparison): Handle X * 0 CMP 0.
1404 2010-04-05 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1406 * doc/invoke.texi (Optimize Options): Document that LTO
1407 won't remove object access purely due to incompatible
1410 2010-04-04 Matthias Klose <doko@ubuntu.com>
1412 * graphite-sese-to-poly.c (translate_scalar_reduction_to_array):
1413 Initialize variable.
1415 2010-04-03 Richard Guenther <rguenther@suse.de>
1418 * alias.c (nonoverlapping_memrefs_p): For spill-slot accesses
1419 require a non-NULL MEM_OFFSET.
1421 2010-04-02 Steven Bosscher <steven@gcc.gnu.org>
1423 * ada/gcc-interface/Make-lang.in, alias.c, attribs.c, auto-inc-dec.c,
1424 basic-block.h, bb-reorder.c, calls.c, c-common.c, cgraph.h,
1425 collect2.h, config/alpha/alpha.c, config/alpha/alpha.md,
1426 config/alpha/predicates.md, config/arm/arm.md,
1427 config/arm/lib1funcs.asm, config/arm/neon-schedgen.ml,
1428 config/avr/avr.c, config/avr/avr.md, config/bfin/bfin.c,
1429 config/darwin9.h, config/darwin.c, config/darwin.h,
1430 config/h8300/h8300.c, config/i386/cpuid.h, config/i386/cygming.h,
1431 config/i386/cygwin.h, config/i386/mingw32.h, config/i386/msformat-c.c,
1432 config/i386/sol2-10.h, config/i386/xopintrin.h, config/ia64/ia64.c,
1433 config/ia64/ia64.md, config/ia64/sync.md, config/mep/mep.c,
1434 config/mips/mips.md, config/mn10300/mn10300.c,
1435 config/mn10300/mn10300.h, config/pa/pa.c, config/pa/pa.md,
1436 config/rs6000/aix.h, config/rs6000/dfp.md,
1437 config/rs6000/rs6000-builtin.def, config/rs6000/rs6000-c.c,
1438 config/rs6000/vector.md, config/rtems.h, config/rx/rx.md,
1439 config/s390/s390.md, config/sol2-c.c, config/sparc/sol2-bi.h,
1440 config/sparc/sol2-gas.h, config/sparc/sparc.h, config/sparc/sparc.md,
1441 config/sparc/sparc-protos.h, config/spu/spu.c, config/spu/spu-c.c,
1442 config/t-darwin, convert.c, c.opt, c-opts.c, cp/Make-lang.in,
1443 c-pretty-print.c, c-typeck.c, df-core.c, df-scan.c, diagnostic.c,
1444 diagnostic.h, doc/cppopts.texi, doc/cpp.texi, doc/extend.texi,
1445 doc/gimple.texi, doc/languages.texi, doc/plugins.texi, doc/rtl.texi,
1446 doc/standards.texi, doc/tree-ssa.texi, doc/trouble.texi, dominance.c,
1447 fold-const.c, fortran/Make-lang.in, fwprop.c, gcc-plugin.h,
1448 gensupport.c, gimple.h, gimple-iterator.c, graphite.c,
1449 graphite-clast-to-gimple.c, graphite-clast-to-gimple.h,
1450 graphite-dependences.c, graphite-poly.c, graphite-poly.h,
1451 graphite-ppl.c, graphite-ppl.h, graphite-scop-detection.c,
1452 graphite-sese-to-poly.c, graphite-sese-to-poly.h, ifcvt.c, intl.c,
1453 intl.h, ipa.c, ipa-cp.c, ipa-inline.c, ipa-prop.c, ipa-prop.h,
1454 ipa-pure-const.c, ipa-reference.c, ipa-type-escape.c, ira-color.c,
1455 ira-conflicts.c, ira-lives.c, java/Make-lang.in, lambda-code.c,
1456 loop-invariant.c, lto/Make-lang.in, lto-streamer.h, lto-streamer-in.c,
1457 objc/Make-lang.in, objcp/Make-lang.in, omp-low.c, optc-gen.awk,
1458 opt-functions.awk, opth-gen.awk, params.def, passes.c,
1459 postreload-gcse.c, print-tree.c, recog.c, regrename.c, reload.h,
1460 rtl.def, sched-int.h, sched-rgn.c, sel-sched-dump.c, sese.c, sese.h,
1461 store-motion.c, stor-layout.c, tree-cfgcleanup.c, tree-chrec.c,
1462 tree-complex.c, tree-data-ref.c, tree.def, tree-eh.c, tree-flow.h,
1463 tree-flow-inline.h, tree.h, tree-loop-distribution.c, tree-outof-ssa.c,
1464 tree-parloops.c, tree-pass.h, tree-predcom.c, tree-profile.c,
1465 tree-scalar-evolution.c, tree-ssa-address.c, tree-ssa-alias.c,
1466 tree-ssa-coalesce.c, tree-ssa-copy.c, tree-ssa-dce.c, tree-ssa-dom.c,
1467 tree-ssa-dse.c, tree-ssa-loop-im.c, tree-ssa-loop-ivcanon.c,
1468 tree-ssa-loop-manip.c, tree-ssa-math-opts.c, tree-ssa-operands.c,
1469 tree-ssa-pre.c, tree-ssa-sccvn.c, tree-ssa-structalias.c,
1470 tree-ssa-uncprop.c, tree-tailcall.c, tree-vect-data-refs.c,
1471 tree-vect-loop.c, tree-vectorizer.h, tree-vect-slp.c, tree-vrp.c,
1472 unwind-dw2-fde-darwin.c, varpool.c: Update copyright years.
1474 2010-04-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1477 * doc/install.texi (Prerequisites): Bump Automake version to 1.11.1.
1478 * aclocal.m4: Regenerate.
1480 2010-04-02 Richard Guenther <rguenther@suse.de>
1482 PR tree-optimization/43629
1483 * tree-ssa-ccp.c (likely_value): Reset all_undefined_operands
1484 if we have seen a constant value.
1486 2010-04-02 Joseph Myers <joseph@codesourcery.com>
1488 * read-rtl.c (read_rtx_1): Give an error for EOF while looking for ']'.
1490 2010-04-02 Richard Earnshaw <rearnsha@arm.com>
1493 * arm.c (legitimize_tls_address): Adjust call to
1494 gen_tls_load_dot_plus_four.
1495 (arm_note_pic_base): New function.
1496 (arm_cannot_copy_insn_p): Use it.
1497 * thumb2.md (tls_load_dot_plus_four): Rework to avoid use of '+' in
1500 2010-04-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1505 2009-09-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1507 * Makefile.in ($(out_object_file)): Depend on
1508 gt-$(basename $(notdir $(out_file))).h.
1510 2010-04-01 Ralf Corsépius <ralf.corsepius@rtems.org>
1512 * config.gcc (lm32-*-rtems*): Add t-lm32.
1514 2010-04-01 Joel Sherrill <joel.sherrill@oarcorp.com>
1516 * config.gcc: Add lm32-*-rtems*.
1517 * config/lm32/rtems.h: New file.
1519 2010-04-01 Dave Korn <dave.korn.cygwin@gmail.com>
1522 * config/i386/cygwin.h (CXX_WRAP_SPEC): Disable spec when -mno-cygwin.
1524 2010-04-01 Jakub Jelinek <jakub@redhat.com>
1526 * dwarf2out.c (output_compilation_unit_header): For
1527 -gdwarf-4 use version 4 instead of version 3.
1528 (output_line_info): For version 4 and above emit additional
1529 maximum ops per insn header field.
1530 (DWARF_LINE_DEFAULT_MAX_OPS_PER_INSN): Define.
1532 * dwarf2out.c (is_c_family, is_java): Remove.
1533 (lower_bound_default): New function.
1534 (add_bound_info, gen_descr_array_type_die): Use it.
1536 2010-04-01 Dodji Seketeli <dodji@redhat.com>
1539 * dwarf2out.c (gen_variable_die): Allow debug info for variable
1540 re-declaration when it happens in a function.
1542 2010-04-01 Aldy Hernandez <aldyh@redhat.com>
1544 * cgraph.c (cgraph_add_function_insertion_hook): Update comment.
1545 (cgraph_remove_function_insertion_hook): Same.
1546 (cgraph_call_function_insertion_hooks): Same.
1548 2010-04-01 Richard Guenther <rguenther@suse.de>
1551 * tree-ssa-address.c (copy_mem_ref_info): Copy TREE_SIDE_EFFECTS
1552 and TREE_THIS_VOLATILE.
1553 (copy_ref_info): Likewise.
1554 * tree-ssa-operands.c (get_tmr_operands): Check TREE_THIS_VOLATILE.
1555 * tree.c (build6_stat): Ignore side-effects of all but arg5
1556 for TARGET_MEM_REF. Set TREE_THIS_VOLATILE from arg5 of
1559 2010-04-01 Richard Guenther <rguenther@suse.de>
1561 PR tree-optimization/43607
1562 * ipa-type-escape.c (check_call): Do not access non-existing
1565 2010-04-01 Richard Guenther <rguenther@suse.de>
1569 2010-03-30 Seongbae Park <seongbae.park@gmail.com>
1570 Jack Howarth <howarth@bromo.med.uc.edu>
1572 * tree-profile.c (tree_init_ic_make_global_vars): Make static
1575 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1577 * doc/install.texi (Prerequisites): Document libelf usability on
1578 IRIX 5/6 and Solaris 2.
1579 (Specific, i?86-*-solaris2.10): No 64-bit default configuration.
1580 Update GNU as, GNU ld requirements.
1581 (Specific, *-*-solaris2*): Document Solaris 7 obsoletion, removal.
1582 Document Sun Studio compiler download.
1583 Update and simplify as, ld recommendations.
1584 (Specific, *-*-solaris2.7): Note obsoletion, removal.
1586 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1588 * config.gcc (i[34567]86-*-solaris2*): Default with_arch_32,
1589 with_tune_32 to pentium4.
1591 2010-04-01 Uros Bizjak <ubizjak@gmail.com>
1593 * config/i386/cpuid.h (__get_cpuid_max): Move misplaced comment.
1595 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1597 * doc/install.texi (Specific, mips-sgi-irix5): Document IRIX 5
1598 obsoletion, removal.
1600 Document GNU as requirement.
1601 Update configure requirements.
1602 (Specific, mips-sgi-irix6): Document IRIX 6 < 6.5 obsoletion, removal.
1603 Recomment IRIX 6.5.18+.
1604 Document IDF/IDL requirement.
1605 Document GNU as requirement.
1606 Document GNU ld bootstrap failure.
1607 Remove freeware.sgi.com reference.
1609 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1611 * doc/install.texi (Specific, alpha*-dec-osf*): Document Tru64
1612 UNIX V4.0, V5.0 obsoletion, removal.
1613 Remove --with-gc=simple reference.
1614 Update VM requirements during bootstrap.
1615 Remove -oldas bootstrap description.
1616 Update binutils reference.
1617 Remove comparison failure note.
1619 2010-03-31 Richard Guenther <rguenther@suse.de>
1620 Zdenek Dvorak <ook@ucw.cz>
1621 Sebastian Pop <sebastian.pop@amd.com>
1624 * tree-ssa-copy.c (init_copy_prop): Handle loop close phi nodes
1625 with multiple arguments.
1626 (execute_copy_prop): Remove call to rewrite_into_loop_closed_ssa.
1628 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
1630 * graphite-dependences.c (print_pddr): Call print_pdr with an
1632 * graphite-poly.c (debug_pdr): Add an extra argument for the
1635 (print_pbb_domain): Same.
1637 (print_scop_context): Same.
1639 (print_cloog): Same.
1640 (debug_pbb_domain): Same.
1644 (debug_scop_context): Same.
1646 (debug_cloog): Same.
1647 (print_scop_params): Same.
1648 (debug_scop_params): Same.
1649 (print_iteration_domain): Same.
1650 (print_iteration_domains): Same.
1651 (debug_iteration_domain): Same.
1652 (debug_iteration_domains): Same.
1653 (print_scattering_function): Same.
1654 (print_scattering_functions): Same.
1655 (debug_scattering_function): Same.
1656 (debug_scattering_functions): Same.
1657 * graphite-poly.h (debug_pdr): Update declaration.
1659 (print_pbb_domain): Same.
1661 (print_scop_context): Same.
1663 (print_cloog): Same.
1664 (debug_pbb_domain): Same.
1668 (debug_scop_context): Same.
1670 (debug_cloog): Same.
1671 (print_scop_params): Same.
1672 (debug_scop_params): Same.
1673 (print_iteration_domain): Same.
1674 (print_iteration_domains): Same.
1675 (debug_iteration_domain): Same.
1676 (debug_iteration_domains): Same.
1677 (print_scattering_function): Same.
1678 (print_scattering_functions): Same.
1679 (debug_scattering_function): Same.
1680 (debug_scattering_functions): Same.
1682 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
1684 * graphite-poly.c (print_scattering_function_1): New.
1685 (print_scattering_function): Call it.
1686 (print_scop_params): Remove spaces at the end of lines.
1689 * graphite-poly.h (print_cloog): Declared.
1690 (debug_cloog): Declared.
1692 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
1694 * graphite-sese-to-poly.c (graphite_loop_normal_form): Add the IV bump
1696 * tree-flow.h (canonicalize_loop_ivs): Updated declaration.
1697 * tree-parloops.c (gen_parallel_loop): Add the IV bump in loop->latch.
1698 * tree-ssa-loop-manip.c (canonicalize_loop_ivs): Add a new parameter
1699 to switch between adding the IV bump in loop->latch or in loop->header.
1701 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
1703 * graphite-poly.c (print_scattering_function): Pretty print following
1706 (print_pbb_domain): Same.
1707 (dump_gbb_cases): Same.
1708 (dump_gbb_conditions): Same.
1711 (print_scop_params): Same.
1712 (print_scop_context): Same.
1714 (print_pbb_body): New.
1715 (lst_indent_to): New.
1716 (print_lst): Start new lines with a #.
1717 * graphite-poly.h (pbb_bb): New.
1718 (pbb_index): Use pbb_bb.
1719 * graphite-ppl.c (ppl_print_powerset_matrix): Print the number of
1721 * tree-data-ref.c (dump_data_reference): Start new lines with a #.
1723 2010-03-31 Jakub Jelinek <jakub@redhat.com>
1725 * dwarf2out.c (size_of_die): For -gdwarf-4 use
1726 uleb128 size instead of fixed 1 or 2 for dw_val_class_loc
1727 and 0 instead of 1 for dw_val_class_flag.
1728 (value_format): For -gdwarf-4 use DW_FORM_sec_offset for
1729 dw_val_class_range_list, dw_val_class_loc_list,
1730 dw_val_class_lineptr and dw_val_class_macptr, use
1731 DW_FORM_flag_present for dw_val_class_flag and
1732 DW_FORM_exprloc for dw_val_class_loc.
1733 (output_die): For -gdwarf-4 print dw_val_class_loc
1734 size as uleb128 instead of 1 or 2 bytes and don't print
1735 anything for dw_val_class_flag.
1737 * var-tracking.c (vt_init_cfa_base): Use cselib_lookup_from_insn
1738 instead of cselib_lookup following by tweaking locs->setting_insn.
1741 * cselib.c (cselib_process_insn): Clear cselib_current_insn
1742 even before returning from label, setjmp call or volatile asm
1745 2010-03-31 Richard Guenther <rguenther@suse.de>
1748 * cgraphunit.c (cgraph_output_in_order): Do not allocate
1749 temporary data on stack.
1751 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1753 * config/sparc/sysv4.h (PUSHSECTION_FORMAT): Remove undef.
1754 (PUSHSECTION_ASM_OP): Remove.
1755 (POPSECTION_ASM_OP): Remove.
1756 (PUSHSECTION_FORMAT): Remove.
1757 * config/sol2.h (PUSHSECTION_FORMAT): Define.
1758 * config/sparc/sol2.h [!USE_GAS] (PUSHSECTION_FORMAT): Redefine.
1759 * config/sol2.c (solaris_output_init_fini): Use it.
1761 2010-03-31 Jie Zhang <jie@codesourcery.com>
1764 * opt-functions.awk (var_type_struct): Use signed char type
1765 for simple variables.
1767 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1769 * config/sol2.c: Include output.h.
1770 (solaris_assemble_visibility): New function.
1771 * config/t-sol2 (sol2.o): Add output.h dependency.
1772 * config/sol2-protos.h (solaris_assemble_visibility): Declare.
1773 * config/sol2.h [!USE_GAS] (TARGET_ASM_ASSEMBLE_VISIBILITY):
1776 2010-03-31 Jakub Jelinek <jakub@redhat.com>
1779 * config/arm/arm.c (arm_save_coproc_regs): Use Pmode instead of
1780 V2SImode or XFmode on PRE_DEC.
1783 * cfgexpand.c (expand_debug_expr): Handle VOIDmode mode like
1786 2010-03-31 Jie Zhang <jie@codesourcery.com>
1789 * reload.h (caller_save_initialized_p): Declare.
1790 * toplev.c (backend_init_target): Don't call
1791 init_caller_save but set caller_save_initialized_p to false.
1792 * caller-save.c (caller_save_initialized_p): Define.
1793 (init_caller_save): Check caller_save_initialized_p.
1794 * ira.c (ira): Call init_caller_save if flag_caller_saves.
1796 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1799 * config.gcc (i[34567]86-*-solaris2*): Add i386/t-fprules-softfp
1800 and soft-fp/t-softfp to tmake_file.
1801 * config/i386/sol2.h (LIBGCC2_HAS_TF_MODE): Redefine.
1802 (LIBGCC2_TF_CEXT): Define.
1805 2010-03-30 Alexandre Oliva <aoliva@redhat.com>
1808 * cselib.c (n_useless_values): Document handling of debug locs.
1809 (n_useless_debug_values, n_debug_values): New variables.
1810 (new_elt_loc_list): Don't add to debug values, keep count.
1811 (promote_debug_loc): New.
1812 (cselib_reset_table): Zero new variables.
1813 (entry_and_rtx_equal_p): Promote debug locs.
1814 (discard_useless_locs): Increment n_useless_debug_values for
1816 (remove_useless_values): Adjust n_useless_values and n_debug_values
1817 with n_useless_debug_values.
1818 (add_mem_for_addr): Promote debug locs.
1819 (cselib_lookup_mem): Likewise.
1820 (cselib_lookup_addr): Renamed to...
1821 (cselib_lookup_addr_1): ... this. Promote debug locs. Don't call...
1822 (cselib_log_lookup): ... this. Turn into...
1823 (cselib_lookup_addr): ... new wrapper.
1824 (cselib_lookup_from_insn): New.
1825 (cselib_invalidate_regno): Increment n_useless_debug_values for
1827 (cselib_invalidate_mem): Likewise.
1828 (cselib_process_insn): Take n_deleted and n_debug_values into
1829 account to guard remove_useless_value call.
1830 (cselib_finish): Zero n_useless_debug_values.
1831 * cselib.h (cselib_lookup_from_insn): Declare.
1832 * sched-deps.c (sched_analyze_1): Use cselib_lookup_from_insn.
1833 (sched_analyze_2): Likewise.
1835 2010-03-30 Jakub Jelinek <jakub@redhat.com>
1837 * var-tracking.c (use_narrower_mode_test, use_narrower_mode): New
1839 (adjust_mems): Replace narrowing SUBREG of expression containing
1840 just PLUS, MINUS, MULT and ASHIFT of registers and constants
1841 with operations in the narrower mode.
1844 * var-tracking.c (dataflow_set_clear_at_call): Invalidate just
1845 regs_invalidated_by_call instead all call_used_reg_set registers.
1847 2010-03-30 Sebastian Pop <sebastian.pop@amd.com>
1850 * tree-vect-slp.c (vect_get_and_check_slp_defs): Replace type
1851 pointer comparisons with types_compatible_p.
1852 * tree-vect-stmts.c (vectorizable_call): Same.
1853 (vectorizable_condition): Same.
1855 2010-03-30 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1857 * config/s390/s390.c (s390_emit_prologue): Omit issuing a dynamic
1858 stack check if the mask would be zero.
1860 2010-03-30 Seongbae Park <seongbae.park@gmail.com>
1861 Jack Howarth <howarth@bromo.med.uc.edu>
1863 * tree-profile.c (tree_init_ic_make_global_vars): Make static
1866 2010-03-30 Joseph Myers <joseph@codesourcery.com>
1869 * libgcc-std.ver (GCC_4.5.0): Define version. Include __unordxf2
1871 * config/bfin/libgcc-bfin.ver (GCC_4.5.0): Define version.
1872 Include ___unordxf2 and ___unordtf2.
1873 * config/i386/libgcc-glibc.ver: Do not define inheritance from
1876 2010-03-30 Tarik Graba <tarik.graba@telecom-paristech.fr>
1878 * config/lm32/t-lm32: New file.
1879 * config.gcc: Use the above file when targetting lm32.
1881 2010-03-28 Duncan Sands <baldrick@free.fr>
1883 * Makefile.in (PLUGIN_HEADERS): Add except.h.
1885 2010-03-29 Sebastian Pop <sebastian.pop@amd.com>
1888 * tree-vect-loop.c (vect_estimate_min_profitable_iters):
1889 Improve vectorization cost model diagnostic.
1891 2010-03-29 Sebastian Pop <sebastian.pop@amd.com>
1894 * tree-vect-data-refs.c (vect_analyze_data_refs): When
1895 compute_data_dependences_for_loop returns false, early exit
1896 and output an extra diagnostic for the failed data reference
1899 2010-03-29 Richard Guenther <rguenther@suse.de>
1901 PR tree-optimization/43560
1902 * tree-ssa-loop-im.c (ref_always_accessed_p): Add store_p parameter.
1903 (can_sm_ref_p): Treat stores to readonly locations as trapping.
1905 2010-03-29 Jie Zhang <jie@codesourcery.com>
1908 * toplev.c (process_options): Set optimization_default_node
1909 and optimization_current_node.
1910 * opts.c (decode_options): Don't set optimization_default_node
1911 and optimization_current_node.
1913 2010-03-29 Ralf Corsépius <ralf.corsepius@rtems.org>
1915 * config/rtems.h: Abandon -qrtems_debug.
1917 2010-03-28 Jan Hubicka <jh@suse.cz>
1919 PR tree-optimization/43505
1920 * cgraph.c (cgraph_clone_node): When clonning a clone, replacement
1921 map should not be copied.
1923 2010-03-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1926 * cgraphunit.c (cgraph_build_static_cdtor): If target doesn't have
1927 cdtors, set DECL_PRESERVE_P.
1928 * ipa.c (cgraph_externally_visible_p): Return true if declaration
1931 2010-03-27 Uros Bizjak <ubizjak@gmail.com>
1933 PR tree-optimization/43528
1934 * stor-layout.c (place_field): Check that constant fits into
1935 unsigned HWI when skipping calculation of MS bitfield layout.
1937 2010-03-27 Jan Hubicka <jh@suse.cz>
1940 * varasm.c (make_decl_rtl): Deal with COMMON flag to make
1941 notice_global_symbol work.
1943 2010-03-27 Jakub Jelinek <jakub@redhat.com>
1945 * dwarf2out.c (dwarf2_debug_hooks): Use dwarf2out_function_decl
1946 instead of dwarf2out_decl.
1947 (struct var_loc_node): Remove section_label field.
1948 (dwarf2out_function_decl): New function.
1949 (dwarf2out_var_location): Don't set section_label field.
1950 (dwarf2out_begin_function): Don't empty decl_loc_table here.
1952 2010-03-26 Michael Meissner <meissner@linux.vnet.ibm.com>
1954 PR tree-optimization/43544
1955 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION):
1956 First argument for builtin vectorized function hook is now a
1957 tree to be able to distinguish between machine specific and
1959 * targhooks.c (default_builtin_vectorized_function): Ditto.
1960 * targhooks.h (default_builtin_vectorized_function): Ditto.
1961 * target.h (struct gcc_target): Ditto.
1962 * tree-vect-stmts.c (vectorizable_function): Ditto.
1963 * config/i386/i386.c (ix86_builtin_vectorized_function): Ditto.
1964 * config/rs6000/rs6000.c (rs6000_builtin_vectorized_function):
1967 2010-03-26 Joseph Myers <joseph@codesourcery.com>
1970 * c-decl.c (get_parm_info): Assert that decl going in OTHERS has a
1971 nested binding iff it is a FUNCTION_DECL.
1972 (store_parm_decls_newstyle): Pass nested=true to bind for
1973 FUNCTION_DECLs amongst parameters.
1975 2010-03-26 Jakub Jelinek <jakub@redhat.com>
1977 * var-tracking.c (vt_expand_loc_callback): Don't run
1978 cselib_expand_value_rtx_cb in dummy mode if
1979 cselib_dummy_expand_value_rtx_cb returned false.
1981 * var-tracking.c (emit_note_insn_var_location): For one part
1982 notes with offset 0, don't add EXPR_LIST around the location.
1983 * dwarf2out.c (loc_descriptor, dw_loc_list_1,
1984 add_location_or_const_value_attribute): Adjust for that change.
1987 * dwarf2out.c (reg_save): For DW_CFA_expression put regnum
1988 into first operand and location into second.
1989 (dw_cfi_oprnd1_desc): Return dw_cfi_oprnd_reg_num instead of
1990 dw_cfi_oprnd_loc for DW_CFA_expression.
1991 (dw_cfi_oprnd2_desc): Return dw_cfi_oprnd_loc for DW_CFA_expression.
1992 (output_cfa_loc, output_cfa_loc_raw): For DW_CFA_expression
1993 assume first argument is regnum and second argument is location.
1995 2010-03-26 Uros Bizjak <ubizjak@gmail.com>
1998 * config/alpha/alpha.md (*cmp_sadd_si): Change mode
1999 of scratch register to DImode. Split to DImode comparison operator.
2000 Use SImode subreg of scratch register in the multiplication.
2001 (*cmp_sadd_sidi): Ditto.
2002 (*cmp_ssub_si): Ditto.
2003 (*cmp_ssub_sidi): Ditto.
2005 2010-03-26 Uros Bizjak <ubizjak@gmail.com>
2008 * config/i386/i386.c (ix86_expand_prologue) [TARGET_STACK_PROBE]:
2009 Remove invalid assert and wrong comment.
2011 2010-03-26 Jakub Jelinek <jakub@redhat.com>
2014 * flags.h (final_insns_dump_p): New extern.
2015 * final.c (final_insns_dump_p): New variable.
2016 (rest_of_clean_state): Set it before -fdump-final-insns=
2017 dumping, clear afterwards.
2018 * print-rtl.c (print_rtx): If final_insns_dump_p don't dump
2019 MEM_ALIAS_SET on MEMs.
2021 2010-03-26 David S. Miller <davem@davemloft.net>
2023 * configure.ac: Fix sparc GOTDATA_OP bug check.
2024 * configure: Rebuild.
2026 2010-03-26 Alan Modra <amodra@gmail.com>
2028 * config/rs6000/rs6000.md (cmptf_internal2): Correct comparison.
2030 2010-03-25 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2032 * doc/tm.texi (Sections): Document TLS_COMMON_ASM_OP,
2033 TLS_SECTION_ASM_FLAG.
2035 2010-03-25 Jakub Jelinek <jakub@redhat.com>
2038 * config/i386/i386.c (ix86_code_end): Set DECL_WEAK if TARGET_MACHO.
2039 Clear first_function_block_is_cold.
2042 * gimplify.c (gimple_boolify): Only recurse on __builtin_expect
2043 argument if the argument is truth_value_p.
2045 2010-03-24 Michael Meissner <meissner@linux.vnet.ibm.com>
2047 * config/rs6000/constraints.md: Update copyright year for my changes.
2050 * config/rs6000/rs6000.c (rs6000_split_multireg_move): If r0 is
2051 used in reg+reg addressing, swap registers.
2053 2010-03-24 Jakub Jelinek <jakub@redhat.com>
2056 * target.h (struct gcc_target): Add code_end hook.
2057 * target-def.h (TARGET_ASM_CODE_END): Define to hook_void_void
2059 (TARGET_ASM_OUT): Add TARGET_ASM_CODE_END.
2060 * toplev.c (compile_file): Call targetm.asm_out.code_end
2061 hook before unwind info/debug info output.
2062 * config/i386/winnt.c (i386_pe_file_end): Don't call ix86_file_end.
2063 * config/i386/linux.h (NEED_INDICATE_EXEC_STACK): Don't define.
2064 (TARGET_ASM_FILE_END): Define to file_end_indicate_exec_stack.
2065 * config/i386/linux64.h (NEED_INDICATE_EXEC_STACK): Don't define.
2066 (TARGET_ASM_FILE_END): Define to file_end_indicate_exec_stack.
2067 * config/i386/i386.c (ix86_file_end): Renamed to...
2068 (ix86_code_end): ... this. Make static. Don't call
2069 file_end_indicate_exec_stack. Emit unwind info using
2070 final_start_function/final_end_function.
2071 (darwin_x86_file_end): Remove.
2072 (TARGET_ASM_CODE_END): Define.
2073 * config/i386/i386.h (TARGET_ASM_FILE_END,
2074 NEED_INDICATE_EXEC_STACK): Don't define.
2075 * config/i386/darwin.h (darwin_x86_file_end): Remove prototype.
2076 (TARGET_ASM_FILE_END): Define to darwin_file_end.
2077 * config/i386/i386-protos.h (ix86_file_end): Remove prototype.
2078 * doc/tm.texi (TARGET_ASM_CODE_END): Document.
2081 * config/i386/i386.c (x86_output_mi_thunk): Call final_start_function
2082 at the beginning and final_end_function at the end.
2083 * config/s390/s390.c (s390_output_mi_thunk): Likewise.
2085 2010-03-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2087 * configure.ac (i[34567]86-*-*): Handle Solaris 2/x86 TLS support
2088 and Sun as TLS syntax.
2089 (TLS_SECTION_ASM_FLAG) [on_solaris && !gas_flag]: Define.
2090 * configure: Regenerate.
2091 * config.in: Regenerate.
2092 * varasm.c (TLS_SECTION_ASM_FLAG): Define default.
2093 (default_elf_asm_named_section): Use it.
2094 * config/i386/i386.c (output_pic_addr_const): Lowercase @DTPOFF.
2095 (i386_output_dwarf_dtprel): Likewise.
2096 (output_addr_const_extra): Likewise.
2097 (output_pic_addr_const): Lowercase @GOTTPOFF.
2098 (output_addr_const_extra): Likewise.
2099 (output_pic_addr_const): Lowercase @GOTNTPOFF.
2100 (output_addr_const_extra): Likewise.
2101 (output_pic_addr_const): Lowercase @INDNTPOFF.
2102 (output_addr_const_extra): Likewise.
2103 (output_pic_addr_const): Lowercase @NTPOFF.
2104 (output_addr_const_extra): Likewise.
2105 (output_pic_addr_const): Lowercase @TPOFF.
2106 (output_addr_const_extra): Likewise.
2107 * config/i386/i386.md (*tls_global_dynamic_32_gnu): Lowercase @TLSGD.
2108 (*tls_global_dynamic_64): Likewise.
2109 (*tls_local_dynamic_base_32_gnu): Lowercase @TLSLDM.
2110 (*tls_local_dynamic_base_64): Lowercase @TLSLD.
2112 * defaults.h (TLS_COMMON_ASM_OP): Provide default.
2113 (ASM_OUTPUT_TLS_COMMON): Use it.
2114 * config/i386/sol2-gas.h (TLS_COMMON_ASM_OP): Undef.
2117 * config.gcc (sparc*-*-solaris2*) [$gas=yes]: Add usegas.h to tm_file.
2118 * config/sparc/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): Move ...
2119 * config/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): ... here.
2120 * config/i386/sol2-10.h (ASM_OUTPUT_ALIGNED_COMMON): Redefine.
2121 * config/i386/sol2.h (TARGET_SUN_TLS): Redefine.
2122 (ASM_DECLARE_OBJECT_NAME) [!USE_GAS]: Redefine.
2124 2010-03-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2126 * config/i386/i386.c (override_options): Don't accept
2127 -mtls-dialect=sun any longer.
2128 * config/i386/i386.h (TARGET_SUN_TLS): Define as 0.
2129 * config/i386/i386.md (*tls_global_dynamic_32_sun): Remove.
2130 (*tls_local_dynamic_base_32_sun): Likewise.
2131 * config/i386/sol2.h (TARGET_SUN_TLS): Redefine.
2133 2010-03-24 Jakub Jelinek <jakub@redhat.com>
2136 * dwarf2out.c (mem_loc_descriptor): Don't ICE on
2137 VEC_{MERGE,SELECT,CONCAT,DUPLICATE}.
2140 * ira.c (adjust_cleared_regs): New function.
2141 (update_equiv_regs): Adjust cleared_regs in DEBUG_INSNs.
2145 * cfgexpand.c (gimple_assign_rhs_to_tree): Also set TREE_BLOCK
2147 * expr.c (expand_expr_real): Restore previous
2148 curr_insn_source_location and curr_insn_block after
2149 expand_expr_real_1 call.
2150 (expand_expr_real_1) <case SSA_NAME>: Call expand_expr_real
2151 instead of expand_expr_real_1.
2153 2010-03-23 Vladimir Makarov <vmakarov@redhat.com>
2155 PR rtl-optimization/43413
2156 * ira-color.c (setup_allocno_available_regs_num): Count prohibited
2159 2010-03-22 James E. Wilson <wilson@codesourcery.com>
2162 * ia64.md (call_nogp, call_value_nogp, sibcall_nogp, call_gp,
2163 call_value_gp, sibcall_gp): Use 's' constraint not 'i'.
2165 2010-03-22 H.J. Lu <hongjiu.lu@intel.com>
2167 * config/i386/i386.c (ix86_target_string): Add -mfma.
2168 Fix a typo in comment.
2170 2010-03-22 Mike Stump <mikestump@comcast.net>
2173 * config/rs6000/rs6000.c (darwin_rs6000_special_round_type_align):
2174 Don't overly align based upon packed packed fields.
2176 2010-03-22 Jason Merrill <jason@redhat.com>
2178 * c-pretty-print.c (pp_c_specifier_qualifier_list) [VECTOR_TYPE]:
2179 Use () rather than [], and move before the element type.
2181 2010-03-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2183 * doc/configfiles.texi (Configuration Files): Removed
2184 fixinc/Makefile*, intl/Makefile.*.
2185 * doc/makefile.texi: Fixed markup. Abstract from version
2186 control system used.
2187 (Makefile): Removed obsolete gcc/java/parse.y example.
2188 * doc/sourcebuild.texi: Likewise.
2189 (Top Level): Added config, gnattools, libdecnumber, libgcc,
2190 libgomp, libssp. Removed fastjar.
2191 (Miscellaneous Docs): Clarify location.
2192 Added COPYING3, COPYING3.LIB.
2193 (Front End Directory): Moved Make-lang.in entry to new subsubsection.
2195 2010-03-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2198 * config/i386/i386.c (x86_function_profiler)
2199 [!NO_PROFILE_COUNTERS]: Fix typo.
2200 * config/i386/gmon-sol2.c (_mcleanup) [__x86_64__]: Use call
2203 2010-03-22 Janis Johnson <janis187@us.ibm.com>
2204 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2206 * doc/sourcebuild.texi (Test Directives): Split into six
2207 subsections, with most of the current text in new subsections
2208 Directives, Selectors, and Final Actions.
2209 (Directives): Split list of test directives into multiple
2211 (Selectors): Describe use and syntax of selectors.
2212 (Effective-Target Keywords): Describe all existing keywords.
2213 (Add Options): Describe features for dg-add-options.
2214 (Require Support): Describe variants of dg-require-support.
2215 (Final Actions): Describe commands to use in dg-final.
2217 2010-03-22 Michael Matz <matz@suse.de>
2220 * recog.c (validate_replace_rtx_group): Replace also in
2221 REG_EQUAL and REG_EQUIV notes.
2223 2010-03-22 Richard Guenther <rguenther@suse.de>
2225 PR tree-optimization/43390
2226 * tree-vect-stmts.c (get_vectype_for_scalar_type): Make
2227 sure vector extracts are type correct.
2229 2010-03-22 Richard Guenther <rguenther@suse.de>
2232 * builtins.c (expand_builtin_pow): Expand pow (x, 1.5) as
2233 x * sqrt (x) even when optimizing for size if the target
2234 has native support for sqrt.
2236 2010-03-22 Jakub Jelinek <jakub@redhat.com>
2238 * varasm.c (make_decl_rtl_for_debug): Also clear
2239 flag_mudflap for the duration of make_decl_rtl call.
2242 * var-tracking.c (add_cselib_value_chains): Remove ASM_OPERANDS
2243 locs from preserved VALUEs.
2245 2010-03-21 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2248 * pa.md (movmemsi): Set align to one if zero.
2249 (movmemdi): Likewise.
2251 2010-03-21 Richard Earnshaw <rearnsha@arm.com>
2254 * arm.c (arm_output_epilogue): Correctly match VFP pop instructions
2255 with their corresponding prologue pushes.
2257 2010-03-20 Andrew Pinski <pinskia@gmail.com>
2260 * config/spu/spu.c (spu_expand_prologue): Don't emit NOTE_INSN_DELETED
2261 at the begining or end.
2262 (spu_expand_epilogue): Likewise.
2264 2010-03-20 Richard Guenther <rguenther@suse.de>
2266 PR rtl-optimization/43438
2267 * combine.c (make_extraction): Properly zero-/sign-extend an
2268 extraction of the low part of a CONST_INT. Also handle
2271 2010-03-19 Mike Stump <mikestump@comcast.net>
2273 * config/i386/darwin.h (SUBTARGET32_DEFAULT_CPU): Add.
2274 * config/i386/i386.c (SUBTARGET32_DEFAULT_CPU): Add.
2275 (override_options): Use SUBTARGET32_DEFAULT_CPU.
2277 2010-03-19 Andrew Pinski <andrew_pinski@caviumnetworks.com>
2280 * c-decl.c (grokparms): Set arg_types to NULL_TREE if there was
2283 2010-03-19 Bernd Schmidt <bernd.schmidt@codesourcery.com>
2285 PR rtl-optimization/42258
2286 * ira-lives.c (check_and_make_def_conflict): Ignore conflict for a
2287 use that may match DEF.
2290 * optabs.c (avoid_expensive_constant): Use rtx_cost to find out
2291 the cost of loading the constant rather than assuming
2293 * config/arm/arm.c (thumb1_rtx_costs) <case CONST_INT>: If the
2294 outer code is AND, do the same tests as the andsi3 expander and
2295 return COSTS_N_INSNS (1) if and is cheap.
2297 * optabs.c (avoid_expensive_constant): Fix formatting.
2299 2010-03-19 Michael Matz <matz@suse.de>
2302 * attribs.c (decl_attributes): When rebuilding a function pointer
2303 type use the same qualifiers as the original pointer type.
2305 2010-03-19 Martin Jambor <mjambor@suse.cz>
2307 * doc/gimple.texi (Logical Operators): Describe is_gimple_ip_invariant
2308 and is_gimple_ip_invariant_address.
2310 2010-03-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2313 2009-10-01 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2315 * config/arm/arm.c (arm_override_options): Turn off
2316 flag_dwarf2_cfi_asm for AAPCS variants.
2318 2010-03-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2321 * config/arm/arm.c (emit_multi_reg_push): Update comments.
2322 Use PRE_MODIFY instead of PRE_DEC.
2323 (emit_sfm): Use PRE_MODIFY instead of PRE_DEC.
2324 (vfp_emit_fstmd): Likewise.
2326 2010-03-19 Michael Matz <matz@suse.de>
2329 * builtins.c (expand_builtin_interclass_mathfn,
2330 expand_builtin_signbit): Use maybe_emit_unop_insn, emit libcalls
2333 2010-03-19 Richard Guenther <rguenther@suse.de>
2335 PR tree-optimization/43415
2336 * tree-ssa-pre.c (phi_translate): Split out worker to ...
2337 (phi_translate_1): ... this.
2338 (phi_translate): Move all caching here. Cache all NARY
2339 and REFERENCE translations.
2341 2010-03-19 David S. Miller <davem@davemloft.net>
2343 With help from Eric Botcazou.
2344 * config/sparc/sparc.c: Include dwarf2out.h.
2345 (emit_pic_helper): Delete.
2346 (pic_helper_symbol_name): Delete.
2347 (pic_helper_emitted_p): Delete.
2348 (pic_helper_needed): New.
2349 (USE_HIDDEN_LINKONCE): Define to '1' if HAVE_GAS_HIDDEN else '0'.
2350 (get_pc_thunk_name): New.
2351 (load_pic_register): Remove 'delay_pic_helper' arg. Use
2352 get_thunk_pc_name and ggc_strdup to generate PIC thunk symbol.
2353 Set pic_helper_needed to true. Don't call emit_pic_helper.
2354 (sparc_expand_prologue): Update load_pic_register call.
2355 (sparc_output_mi_thunk): Likewise.
2356 (sparc_file_end): Emit a hidden comdat symbol for the PIC
2357 thunk if possible. Output CFI information as needed.
2359 2010-03-18 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
2360 Jack Howarth <howarth@bromo.med.uc.edu>
2363 * config/i386/i386.h: Fix ABI on darwin x86-32.
2365 2010-03-18 Aldy Hernandez <aldyh@redhat.com>
2367 * tree.h: Declare make_decl_rtl_for_debug.
2368 * varasm.c (make_decl_rtl_for_debug): New.
2369 * dwarf2out.c (rtl_for_decl_location): Call it.
2370 * cfgexpand.c (expand_debug_expr): Call it.
2372 2010-03-18 Jakub Jelinek <jakub@redhat.com>
2375 * var-tracking.c (adjust_mems) <case POST_MODIFY>: Allow BLKmode
2379 * var-tracking.c (vt_init_cfa_base): Do nothing if
2380 cfa_base_rtx would be hard_frame_pointer_rtx or non-fixed register.
2382 2010-03-18 Alexandre Oliva <aoliva@redhat.com>
2385 * var-tracking.c (canonicalize_vars_star): New.
2386 (dataflow_post_merge_adjust): Use it.
2388 2010-03-18 Jakub Jelinek <jakub@redhat.com>
2391 * var-tracking.c (non_suitable_const): New function.
2392 (add_uses): For DEBUG_INSNs with constants, don't record any
2393 value, instead just the constant value itself.
2394 (compute_bb_dataflow) <case MO_VAL_LOC>: If PAT_VAR_LOCATION_LOC
2395 is not VAR_LOC_UNKNOWN_P, set var to the constant.
2396 (emit_notes_in_bb): Likewise.
2397 (emit_note_insn_var_location): For onepart variables if
2398 cur_loc is a VOIDmode constant, use DECL_MODE.
2400 2010-03-18 Martin Jambor <mjambor@suse.cz>
2403 * cgraph.h (cgraph_redirect_edge_call_stmt_to_callee): Declare.
2404 * cgraphunit.c (cgraph_materialize_all_clones): Update calls in
2405 all non-clones. Moved call redirection...
2406 (cgraph_redirect_edge_call_stmt_to_callee): ...to this new function.
2407 (cgraph_materialize_all_clones): Dispose of all
2408 combined_args_to_skip bitmaps.
2409 (verify_cgraph_node): Do not check for edges pointing to wrong
2410 nodes in inline clones.
2411 * tree-inline.c (copy_bb): Call
2412 cgraph_redirect_edge_call_stmt_to_callee.
2413 * ipa.c (cgraph_remove_unreachable_nodes): Call
2414 cgraph_node_remove_callees even when there are used clones.
2416 2010-03-18 H.J. Lu <hongjiu.lu@intel.com>
2418 * config/i386/libgcc-glibc.ver: Make GCC_4.5.0 inherit GCC_4.4.0.
2420 2010-03-18 H.J. Lu <hongjiu.lu@intel.com>
2423 * config/i386/libgcc-glibc.ver: Add __extendxftf2 to GCC_4.5.0
2426 2010-03-18 Michael Matz <matz@suse.de>
2429 * builtins.c (expand_builtin_pow): Don't transform pow(x, 0.5)
2430 into sqrt(x) if we need to preserve signed zeros.
2432 2010-03-18 Steven Bosscher <steven@gcc.gnu.org>
2433 Eric Botcazou <ebotcazou@adacore.com>
2435 PR rtl-optimization/43360
2436 * loop-invariant.c (move_invariant_reg): Remove the REG_EQUAL
2437 note if we don't know its invariant status.
2439 2010-03-18 Michael Matz <matz@suse.de>
2441 PR tree-optimization/43402
2442 * tree-cfgcleanup.c (cleanup_control_expr_graph): Don't follow
2443 PHI chains of ssa names registered for update.
2445 2010-03-17 Peter Bergner <bergner@vnet.ibm.com>
2448 * config/rs6000/rs6000.c (rs6000_split_multireg_move): Add support for
2449 non-offsettable and pre_modify update addressing.
2450 * config/rs6000/dfp.md (*movdd_hardfloat32): Make the "0", "1"
2451 and "2" alternatives "#".
2452 (*movdd_softfloat32): Make all alternatives "#";
2453 * config/rs6000/rs6000.md (DIFD): New define_mode_iterator.
2454 (*movdf_hardfloat32): Make the "0", "1" and "2" alternatives "#".
2455 (*movdf_softfloat32): Make all alternatives "#";
2456 (movdi): Use the new DIFD mode iterator to create a common splitter
2457 for movdi, movdf and movdd patterns.
2459 2010-03-18 Shujing Zhao <pearly.zhao@oracle.com>
2461 * common.opt (dumpdir): Remove redundant tab.
2463 2010-03-17 Martin Jambor <mjambor@suse.cz>
2465 PR tree-optimization/43347
2466 * tree-sra.c (create_access_replacement): Set TREE_NO_WARNING when the
2467 original base is DECL_ARTIFICIAL or DECL_IGNORED_P.
2469 2010-03-17 Bernd Schmidt <bernd.schmidt@analog.com>
2471 PR rtl-optimization/42216
2472 * regrename.c (create_new_chain): New function, broken out from...
2473 (scan_rtx_reg): ... here. Call it. Handle the case where we are
2474 appending a use to an empty chain.
2475 (build_def_use): Remove previous changes that convert OP_INOUT to
2476 OP_OUT operands; instead detect the case where an OP_INOUT operand
2477 uses a previously untracked register and create an empty chain for it.
2479 2010-03-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2481 * doc/extend.texi (Function Attributes): Rewrite unfinished
2482 sentence in ms_abi documentation.
2484 2010-03-17 Alan Modra <amodra@gmail.com>
2486 * config/rs6000/linux64.opt (mprofile-kernel): Use profile_kernel var.
2487 * config/rs6000/linux64.h (TARGET_PROFILE_KERNEL): Define.
2488 (SUBSUBTARGET_OVERRIDE_OPTIONS): Don't use SET_PROFILE_KERNEL.
2489 * config/rs6000/rs6000.c (SET_PROFILE_KERNEL): Don't define.
2491 2010-03-16 Richard Henderson <rth@redhat.com>
2494 * tree-eh.c (replace_goto_queue): Also replace in the eh_seq.
2495 (lower_try_finally): Save and restore eh_seq around the expansion
2498 2010-03-16 Aldy Hernandez <aldyh@redhat.com>
2500 * graphite-sese-to-poly.c (split_reduction_stmt): Skip debug
2501 statements before splitting block.
2503 2010-03-16 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2505 * doc/sourcebuild.texi (Testsuites): Fix markup.
2506 Use pathnames relative to gcc/testsuite.
2507 (Test Directives): Move description of how timeout is determined.
2508 (Ada Tests): Favor gnat.exp over ada/acats/tests/gcc.
2509 (C Tests): Correct gcc.misc-tests directory.
2510 Framework tests now live in gcc.test-framework.
2512 2010-03-16 Richard Guenther <rguenther@suse.de>
2515 * tree-cfg.c (gimple_merge_blocks): When propagating virtual PHI
2516 operands make sure to merge SSA_NAME_OCCURS_IN_ABNORMAL_PHI properly.
2518 2010-03-16 Aldy Hernandez <aldyh@redhat.com>
2519 Alexandre Oliva <aoliva@redhat.com>
2521 PR tree-optimization/42917
2522 * lambda-code.c (remove_iv): Skip debug statements.
2523 (lambda_loopnest_to_gcc_loopnest): Likewise.
2524 (not_interesting_stmt): Debug statements are not interesting.
2526 2010-03-16 Jakub Jelinek <jakub@redhat.com>
2530 * cselib.c (cselib_preserve_constants,
2531 cfa_base_preserved_val): New static variables.
2532 (preserve_only_constants): New function.
2533 (cselib_reset_table): If cfa_base_preserved_val is non-NULL, don't
2534 clear its REG_VALUES. If cselib_preserve_constants, don't
2535 empty the whole hash table, but preserve there VALUEs with constants,
2536 cfa_base_preserved_val and cfa_base_preserved_val plus constant.
2537 (cselib_preserve_cfa_base_value): New function.
2538 (cselib_invalidate_regno): Don't invalidate cfa_base_preserved_val.
2539 (cselib_init): Change argument to int bitfield. Set
2540 cselib_preserve_constants to whether CSELIB_PRESERVE_CONSTANTS
2542 (cselib_finish): Clear cselib_preserve_constants and
2543 cfa_base_preserved_val.
2544 * cselib.h (enum cselib_record_what): New enum.
2545 (cselib_init): Change argument to int.
2546 (cselib_preserve_cfa_base_value): New prototype.
2547 * postreload.c (reload_cse_regs_1): Adjust cselib_init caller.
2548 * dse.c (dse_step1): Likewise.
2549 * cfgcleanup.c (thread_jump): Likewise.
2550 * sched-deps.c (sched_analyze): Likewise.
2551 * gcse.c (local_cprop_pass): Likewise.
2552 * simplify-rtx.c (simplify_replace_fn_rtx): Add argument to callback.
2553 If FN is non-NULL, call the callback always and whenever it returns
2554 non-NULL just return that. Only do rtx_equal_p if FN is NULL.
2555 * rtl.h (simplify_replace_fn_rtx): Add argument to callback.
2556 * combine.c (propagate_for_debug_subst): Add old_rtx argument,
2557 compare from with old_rtx and if it isn't rtx_equal_p, return NULL.
2558 * Makefile.in (var-tracking.o): Depend on $(RECOG_H).
2559 * var-tracking.c: Include recog.h.
2560 (bb_stack_adjust_offset): Remove.
2561 (vt_stack_adjustments): Don't call it, instead just gather the
2562 adjustments using insn_stack_adjust_offset_pre_post on each bb insn.
2563 (adjust_stack_reference): Remove.
2564 (compute_cfa_pointer): New function.
2565 (hard_frame_pointer_adjustment, cfa_base_rtx): New static variables.
2566 (struct adjust_mem_data): New type.
2567 (adjust_mems, adjust_mem_uses, adjust_mem_stores, adjust_insn): New
2569 (get_address_mode): New function.
2570 (replace_expr_with_values): Use it.
2571 (use_type): Don't do cselib_lookup for VAR_LOC_UNKNOWN_P.
2572 Use get_address_mode. For cfa_base_rtx return MO_CLOBBER.
2573 (adjust_sets): Remove.
2574 (add_uses): Don't add extra MO_VAL_USE for cfa_base_rtx plus constant.
2575 Use get_address_mode.
2576 (get_adjusted_src): Remove.
2577 (add_stores): Don't call it. Never reuse expr SET. Don't add extra
2578 MO_VAL_USE for cfa_base_rtx plus constant. Use get_address_mode.
2579 (add_with_sets): Don't call adjust_sets.
2580 (fp_setter, vt_init_cfa_base): New functions.
2581 (vt_initialize): Change return type to bool. Move most of pool etc.
2582 initialization to the beginning of the function from end. Pass
2583 CSELIB_RECORD_MEMORY | CSELIB_PRESERVE_CONSTANTS to cselib_init.
2584 If !frame_pointer_needed, call vt_stack_adjustment before mos
2585 vector is filled, call vt_init_cfa_base if argp/framep has been
2586 eliminated to sp. If frame_pointer_needed and argp/framep has
2587 been eliminated to hard frame pointer, set
2588 hard_frame_pointer_adjustment and call vt_init_cfa_base after
2589 encountering fp setter in the prologue. For MO_ADJUST, call
2590 log_op_type before pusing the op into mos vector, not afterwards.
2591 Call adjust_insn before cselib_process_insn/add_with_sets,
2592 call cancel_changes (0) afterwards.
2593 (variable_tracking_main_1): Adjust for vt_initialize calling
2594 vt_stack_adjustments and returning whether it succeeded or not.
2596 2010-03-15 Aldy Hernandez <aldyh@redhat.com>
2598 * graphite-sese-to-poly.c (rewrite_cross_bb_scalar_deps): Skip
2601 2010-03-15 Jakub Jelinek <jakub@redhat.com>
2603 * dwarf2out.c (dwarf2out_frame_debug): Don't assert drap_reg
2605 (based_loc_descr): Use DW_OP_fbreg for vdrap_reg even when
2606 drap_reg has not been set.
2608 2010-03-15 Michael Matz <matz@suse.de>
2611 * tree-outof-ssa.c (emit_partition_copy): New argument sizeexp,
2612 use it to expand block copies.
2613 (insert_partition_copy_on_edge, insert_rtx_to_part_on_edge,
2614 insert_part_to_rtx_on_edge): Adjust callers of emit_partition_copy.
2615 (insert_value_copy_on_edge): Use store_expr for BLKmode values.
2617 2010-03-15 Richard Guenther <rguenther@suse.de>
2619 PR tree-optimization/43367
2620 * tree-cfg.c (gimple_can_merge_blocks_p): Simplify PHI
2623 2010-03-15 Richard Guenther <rguenther@suse.de>
2625 PR tree-optimization/43317
2626 * ipa-struct-reorg.c (create_new_general_access): Update stmt.
2628 2010-03-15 Martin Jambor <mjambor@suse.cz>
2630 PR tree-optimization/43141
2631 * tree-sra.c (create_abstract_origin): New function.
2632 (modify_function): Call create_abstract_origin.
2634 2010-03-15 Chris Demetriou <cgd@google.com>
2636 * Makefile.in (stmp-int-hdrs): Don't chmod include/stdint.h if it
2639 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
2642 * graphite-sese-to-poly.c (rewrite_close_phi_out_of_ssa): Do not
2643 call insert_out_of_ssa_copy for default definitions.
2645 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
2647 * graphite-clast-to-gimple.c (my_long_long): Defined.
2648 (gcc_type_for_cloog_iv): Use it instead of long_long_integer_type_node.
2649 * graphite-sese-to-poly.c (my_long_long): Defined.
2650 (scop_ivs_can_be_represented): Use it.
2652 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
2654 * doc/invoke.texi: Fix documentation of graphite-max-nb-scop-params,
2655 graphite-max-bbs-per-function, and loop-block-tile-size.
2656 * params.def (PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS): Replace "maximal"
2658 (PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION): Same.
2660 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
2662 * graphite-clast-to-gimple.c (gcc_type_for_iv_of_clast_loop): Remove
2663 forward declaration.
2664 * graphite-sese-to-poly.c (reduction_phi_p): Remove FIXME comment.
2665 (add_upper_bounds_from_estimated_nit): New.
2666 (build_loop_iteration_domains): Use it.
2668 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
2670 * doc/invoke.texi (PARAM_LOOP_BLOCK_TILE_SIZE): Document.
2672 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
2675 * tree-chrec.c (evolution_function_right_is_integer_cst): CHREC_RIGHT
2676 should be an INTEGER_CST. Also handle CASE_CONVERT.
2678 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
2680 * graphite.c (graphite_initialize): To bound the number of bbs per
2681 function, use PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION.
2682 * params.def (PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION): Declared.
2683 * doc/invoke.texi: Document it.
2685 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
2687 * graphite-sese-to-poly.c (build_poly_scop): Do not return bool.
2688 * graphite-sese-to-poly.h (build_poly_scop): Same.
2690 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
2692 * graphite-sese-to-poly.c (build_poly_scop): Limit scops following
2693 the number of parameters in the scop. Use as an upper bound
2694 PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS.
2695 * params.def (PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS): Declared.
2696 * doc/invoke.texi: Document it.
2698 2010-03-13 Jerry Quinn <jlquinn@optonline.net>
2700 * Makefile.in (TEXI_GCCINT_FILES): Remove c-tree.texi.
2701 * doc/c-tree.texi: Remove.
2702 * doc/generic.texi: Merge c-tree.texi here.
2703 * doc/gccint.texi (Trees): Remove menu entry.
2704 (c-tree.texi): Remove @include.
2705 * doc/rtl.texi (Reading RTL): Update pxref from Trees to GENERIC.
2706 * doc/languages.texi (Reading RTL): Ditto.
2708 2010-03-12 Steve Ellcey <sje@cup.hp.com>
2711 * config/ia64/sync.md (sync_compare_and_swap): Move memory fence.
2713 2010-03-12 Michael Meissner <meissner@linux.vnet.ibm.com>
2716 * gcc/config/rs6000/rs6000.c (rs6000_emit_move): Delete band-aid
2717 code added to work around reload clobbering CONST insns.
2719 2010-03-12 Jakub Jelinek <jakub@redhat.com>
2721 * cselib.c (LONG_TERM_PRESERVED_VALUE_P): Remove.
2722 (cselib_preserve_definitely, cselib_clear_preserve): Remove.
2723 (cselib_preserve_only_values): Remove retain argument, don't
2724 traverse hash table with cselib_{preserve_definitely,clear_preserve}.
2725 * cselib.h (cselib_preserve_only_values): Remove retain argument.
2726 * var-tracking.c (micro_operation): Move insn field before union.
2727 Add DEF_VEC_O and DEF_VEC_ALLOC_O for this type.
2728 (struct variable_tracking_info_def): Remove n_mos field, change
2729 mos into a vector of micro_operations.
2730 (count_uses, count_uses_1, count_stores, count_with_sets): Remove.
2731 (bb_stack_adjust_offset, log_op_type, add_uses, add_stores,
2732 compute_bb_dataflow, emit_notes_in_bb): Adjust for VTI (bb)->mos
2733 changing into a vector.
2734 (add_with_sets): Likewise. Ensure MO_VAL_USE uops from add_stores
2735 come before all other uops generated by add_stores.
2736 (vt_add_function_parameters): Adjust for cselib_preserve_only_values
2738 (vt_initialize): Likewise. Adjust for VTI (bb)->mos changing into
2739 a vector. Run just one pass over the bbs instead of separate counting
2740 and computation phase.
2741 (vt_finalize): Free VTI (bb)->mos vector instead of array.
2744 * tree-inline.c (remap_decls): Put old_var rather than origin_var
2745 into *nonlocalized_list vector.
2746 * dwarf2out.c (gen_formal_parameter_die): Call decl_ultimate_origin
2747 even if origin is non-NULL.
2748 (gen_variable_die): Likewise.
2749 (process_scope_var): Don't change origin.
2750 (gen_decl_die): Likewise.
2751 * tree-cfgcleanup.c (remove_forwarder_block): Check single_pred_p
2752 before adding new edges instead of after it, fix moving over
2755 2010-03-11 David S. Miller <davem@davemloft.net>
2757 * configure.ac (gcc_cv_as_cfi_advance_working): Skip a multiple
2759 * configure: Rebuild.
2761 2010-03-11 Martin Jambor <mjambor@suse.cz>
2763 PR tree-optimization/43257
2764 * tree.c (assign_assembler_name_if_neeeded): New function.
2765 (free_lang_data_in_cgraph): Assembler name assignment moved to the
2767 * tree.h (assign_assembler_name_if_neeeded): Declare.
2768 * cgraphunit.c (cgraph_analyze_function): Create an assembler name for
2769 the function if needed.
2771 2010-03-11 Chris Demetriou <cgd@google.com>
2773 * Makefile.in (stmp-int-hdrs): Make include/unwind.h,
2774 include/stdint-gcc.h, and include/stdint.h world-readable.
2776 2010-03-11 Richard Guenther <rguenther@suse.de>
2778 PR tree-optimization/43255
2779 * tree-vrp.c (process_assert_insertions_for): Do not insert
2780 asserts for trivial conditions.
2782 2010-03-11 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2784 PR tree-optimization/43280
2785 * tree-ssa-math-opts.c (find_bswap_1): Modify symbolic number
2786 generation. Move calculation of size out of the if branch.
2787 (find_bswap): Modify compare number generation.
2789 2010-03-11 Richard Guenther <rguenther@suse.de>
2792 * lto-streamer-in.c (maybe_fixup_decls): Simplify.
2793 (input_gimple_stmt): Fixup handled component types during
2794 operand read. Also fix up decls in ADDR_EXPRs.
2796 2010-03-10 Eric Botcazou <ebotcazou@adacore.com>
2798 * config/sparc/sol2-bi.h (CC1_SPEC): Default to -mcpu=v9 for -m32.
2799 * config/sparc/t-sol2-64 (MULTILIB_DIRNAMES): Use sparcv8plus.
2801 2010-03-10 Jan Hubicka <jh@suse.cz>
2804 * ipa.c (function_and_variable_visibility) Normalize COMMON bits.
2805 * varasm.c (get_variable_section): Don't do that here...
2806 (make_decl_rtl): ... and here.
2807 (do_assemble_alias): Produce decl RTL.
2808 (assemble_alias): Likewise.
2810 2010-03-10 Jakub Jelinek <jakub@redhat.com>
2813 * reg-notes.def (REG_CFA_SET_VDRAP): New note.
2814 * dwarf2out.c (dwarf2out_frame_debug_expr): Remove rule 20 - setting
2816 (dwarf2out_frame_debug): Handle REG_CFA_SET_VDRAP note.
2817 (based_loc_descr): Only express drap or vdrap regno based expressions
2818 using DW_OP_fbreg when not optimizing.
2819 * config/i386/i386.c (ix86_get_drap_rtx): When not optimizing,
2820 make the vDRAP = DRAP assignment RTX_FRAME_RELATED_P and add
2821 REG_CFA_SET_VDRAP note.
2823 2010-03-10 Alexander Monakov <amonakov@ispras.ru>
2825 PR tree-optimization/43236
2826 * tree-loop-distribution.c (generate_memset_zero): Fix off-by-one
2827 error in calculation of base address in reverse iteration case.
2828 (generate_builtin): Take number of latch executions if the statement
2831 2010-03-10 Andrey Belevantsev <abel@ispras.ru>
2834 * tree-eh.c: Include pointer-set.h.
2835 (lower_eh_dispatch): Filter out duplicate case labels and
2836 remove the unneeded edge when the label is unused. Return
2837 true when some edges are removed.
2838 (execute_lower_eh_dispatch): When any lowering resulted in
2839 removing an edge, also delete unreachable blocks.
2841 2010-03-10 Jakub Jelinek <jakub@redhat.com>
2844 * config/rs6000/rs6000.c (rs6000_delegitimize_address): Handle
2845 UNSPEC_MACHOPIC_OFFSET.
2847 2010-03-09 Andreas Schwab <schwab@linux-m68k.org>
2850 * config/m68k/m68k.c (TARGET_DELEGITIMIZE_ADDRESS): Define.
2851 (m68k_delegitimize_address): New function.
2853 2010-03-09 Jakub Jelinek <jakub@redhat.com>
2856 * dwarf2out.c (const_ok_for_output_1): Return 1 for UNSPECs.
2859 * var-tracking.c (adjust_sets): New function.
2860 (count_with_sets, add_with_sets): Use it.
2861 (get_adjusted_src): New inline function.
2862 (add_stores): Use it.
2865 * var-tracking.c (vt_expand_loc_callback) <case SUBREG>: If dummy,
2866 call cselib_dummy_expand_value_rtx_cb instead of
2867 cselib_expand_value_rtx_cb.
2870 * config/i386/t-i386 (i386.o): Depend on debug.h and dwarf2out.h.
2871 * config/i386/i386.c: Include debug.h and dwarf2out.h.
2872 (ix86_file_end): If dwarf2out_do_cfi_asm (), emit .cfi_startproc
2873 and .cfi_endproc around the pic thunks.
2874 (output_set_got): For TARGET_DEEP_BRANCH_PREDICTION pic, ensure
2875 all queued unwind info register saves are saved before the call.
2876 For !TARGET_DEEP_BRANCH_PREDICTION pic, ensure the call is
2877 considered as sp-=4 for unwind info and the pop as sp+=4 which
2878 also clobbers dest, but doesn't actually restore it.
2881 * config/i386/i386.c (ix86_get_drap_rtx): Don't set
2882 RTX_FRAME_RELATED_P.
2884 2010-03-09 Jie Zhang <jie@codesourcery.com>
2886 * config/arm/arm.md (thumb_mulsi3_v6): Remove trailing
2887 whitespaces in output template.
2889 2010-03-09 Jie Zhang <jie@codesourcery.com>
2891 * ira-lives.c (check_and_make_def_use_conflict): Don't fall
2894 2010-03-08 Jakub Jelinek <jakub@redhat.com>
2896 * Makefile.in (check_gcc_parallelize): Run dg-torture.exp and
2897 builtins.exp in a separate job.
2899 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
2901 * graphite-sese-to-poly.c (add_param_constraints): Use
2902 lower_bound_in_type and upper_bound_in_type.
2904 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
2906 * graphite-sese-to-poly.c (add_param_constraints): Use sizetype
2907 instead of unsigned_type_node.
2909 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
2910 Reza Yazdani <reza.yazdani@amd.com>
2913 * graphite-sese-to-poly.c (add_param_constraints): Insert bounds
2914 on pointer type parameters.
2916 2010-03-08 Tobias Grosser <grosser@fim.uni-passau.de>
2920 * graphite-clast-to-gimple.c (clast_to_gcc_expression): Also
2921 handle conversions from pointer to integers.
2922 (gcc_type_for_cloog_iv): Choose the smalles signed integer as an
2923 induction variable, to be able to work with code generated by CLooG.
2924 * graphite-sese-to-poly.c (scop_ivs_can_be_represented): New.
2925 (build_poly_scop): Bail out if we cannot codegen a loop.
2927 2010-03-08 Tobias Grosser <grosser@fim.uni-passau.de>
2929 * graphite-clast-to-gimple.c (translate_clast): Do not short-cut
2930 code generation with gloog_error.
2932 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
2934 * sese.c (expand_scalar_variables_ssa_name): Add new argument for type.
2935 Call fold_convert on all the returned values.
2936 (expand_scalar_variables_expr): Pass to
2937 expand_scalar_variables_ssa_name the type of the resulting expression.
2939 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
2941 * graphite-ppl.c (ppl_min_for_le_polyhedron): Renamed
2942 ppl_min_for_le_pointset.
2943 Use ppl_Pointset_Powerset_C_Polyhedron_minimize.
2944 * graphite-ppl.h (ppl_min_for_le_polyhedron): Update declaration.
2946 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
2948 * graphite-dependences.c (map_into_dep_poly): Removed.
2949 (dependence_polyhedron_1): Use combine_context_id_scat.
2951 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
2953 * graphite-poly.h (struct poly_scattering): Add layout documentation.
2954 (struct poly_bb): Same.
2955 (combine_context_id_scat): New.
2957 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
2960 * sese.c (name_defined_in_loop_p): Return false for default
2963 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
2965 * graphite-clast-to-gimple.c (find_cloog_iv_in_expr): Simplify
2966 and clean up the logic.
2968 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
2970 * graphite-sese-to-poly.c (add_param_constraints): Enabled: remove
2973 2010-03-08 Jakub Jelinek <jakub@redhat.com>
2975 * var-tracking.c (remove_cselib_value_chains): Define only for
2977 (dataflow_set_preserve_mem_locs, dataflow_set_remove_mem_locs,
2978 delete_slot_part, emit_notes_for_differences_1): Don't call
2979 remove_cselib_value_chains here.
2980 (set_slot_part, emit_notes_for_differences_2): Don't call
2981 add_cselib_value_chains here.
2982 (preserved_values): New vector.
2983 (preserve_value): New function.
2984 (add_uses, add_stores, vt_add_function_parameters): Use it
2985 instead of cselib_preserve_value.
2986 (changed_values_stack): New vector.
2987 (check_changed_vars_0): New function.
2988 (check_changed_vars_1, check_changed_vars_2): Use it.
2989 (emit_notes_for_changes): Call set_dv_changed (*, false) on all
2990 changed_values_stack VALUEs.
2991 (vt_emit_notes): For all preserved_values call
2992 add_cselib_value_chains. If ENABLE_CHECKING call
2993 remove_cselib_value_chains before verifying value_chains is empty.
2994 Initialize and free changed_values_stack.
2995 (vt_initialize): Initialize preserved_values.
2996 (vt_finalize): Free preserved_values.
2998 2010-03-08 Richard Guenther <rguenther@suse.de>
3000 PR tree-optimization/43269
3001 * tree-ssa-dse.c (dse_possible_dead_store_p): Fix post-dom
3004 2010-03-08 Martin Jambor <mjambor@suse.cz>
3006 * ipa-prop.h (struct ipa_param_descriptor): Removed the called field.
3007 (ipa_is_param_called): Removed.
3008 * ipa-prop.c (ipa_note_param_call): Do not set the called flag.
3009 (ipa_print_node_params): Do not print the called flag.
3010 (ipa_write_node_info): Do not stream the called flag.
3011 (ipa_read_node_info): Likewise.
3013 2010-03-07 Jakub Jelinek <jakub@redhat.com>
3016 * Makefile.in (var-tracking.o): Depend on pointer-set.h.
3017 * cselib.c (struct expand_value_data): Add dummy field.
3018 (cselib_expand_value_rtx, cselib_expand_value_rtx_cb): Initialize
3020 (cselib_dummy_expand_value_rtx_cb): New function.
3021 (cselib_expand_value_rtx_1): If evd->dummy is true, don't allocate
3023 * cselib.h (cselib_dummy_expand_value_rtx_cb): New prototype.
3024 * var-tracking.c: Include pointer-set.h.
3025 (variable): Change n_var_parts to char from int. Add
3026 cur_loc_changed and in_changed_variables fields.
3027 (variable_canonicalize): Remove.
3028 (shared_var_p): New inline function.
3029 (unshare_variable): Maintain cur_loc_changed and
3030 in_changed_variables fields. If var was in changed_variables,
3031 replace it there with new_var. Just copy cur_loc instead of
3032 resetting it to something else.
3033 (variable_union): Don't recompute cur_loc. Use shared_var_p.
3034 (dataflow_set_union): Don't call variable_canonicalize.
3035 (loc_cmp): If both x and y are DEBUG_EXPRs, compare uids
3036 of their DEBUG_EXPR_TREE_DECLs.
3037 (canonicalize_loc_order_check): Verify that cur_loc is NULL
3038 and in_changed_variables and cur_loc_changed is false.
3039 (variable_merge_over_cur): Clear cur_loc, in_changed_variables
3040 and cur_loc_changed. Don't update cur_loc here.
3041 (variable_merge_over_src): Don't call variable_canonicalize.
3042 (dataflow_set_preserve_mem_locs): Use shared_var_p. When
3043 removing loc that is equal to cur_loc, clear cur_loc,
3044 set cur_loc_changed and ensure variable_was_changed is called.
3045 (dataflow_set_remove_mem_locs): Use shared_var_p. Only
3046 compare pointers in cur_loc check, if it is equal to loc,
3047 clear cur_loc and set cur_loc_changed. Don't recompute cur_loc here.
3048 (variable_different_p): Remove compare_current_location argument,
3049 don't compare cur_loc.
3050 (dataflow_set_different_1): Adjust variable_different_p caller.
3051 (variable_was_changed): If dv had some var in changed_variables
3052 already, reset in_changed_variables flag for it and propagate
3053 cur_loc_changed over to the new variable. On empty var
3054 always set cur_loc_changed. Set in_changed_variables on whatever
3055 var is added to changed_variables.
3056 (set_slot_part): Clear cur_loc_changed and in_changed_variables.
3057 Use shared_var_p. When removing loc that is equal to cur_loc,
3058 clear cur_loc and set cur_loc_changed. If cur_loc is NULL at the
3059 end, don't set it to something else, just call variable_was_changed.
3060 (delete_slot_part): Use shared_var_p. When cur_loc equals to
3061 loc being removed, clear cur_loc and set cur_loc_changed.
3062 Set cur_loc_changed if all locations have been removed.
3063 (struct expand_loc_callback_data): New type.
3064 (vt_expand_loc_callback): Add dummy mode in which no rtxes are
3065 allocated. Always create SUBREGs if simplify_subreg failed.
3066 Prefer to use cur_loc, when that fails and still in
3067 changed_variables (and seen first time) recompute it. Set
3068 cur_loc_changed of variables which had to change cur_loc and
3069 compute elcd->cur_loc_changed if any of the subexpressions used
3070 had to change cur_loc.
3071 (vt_expand_loc): Adjust to pass arguments in
3072 expand_loc_callback_data structure.
3073 (vt_expand_loc_dummy): New function.
3074 (emitted_notes): New variable.
3075 (emit_note_insn_var_location): For VALUEs and DEBUG_EXPR_DECLs
3076 that weren't used for any other decl in current
3077 emit_notes_for_changes call call vt_expand_loc_dummy to update
3078 cur_loc. For -fno-var-tracking-assignments, set cur_loc to
3079 first loc_chain location if NULL before. Always use just
3080 cur_loc instead of first loc_chain location. When cur_loc_changed
3081 is false, when not --enable-checking=rtl just don't emit any note.
3082 When rtl checking, compute the note and assert it is the same
3083 as previous note. Clear cur_loc_changed and in_changed_variables
3084 at the end before removing from changed_variables.
3085 (check_changed_vars_3): New function.
3086 (emit_notes_for_changes): Traverse changed_vars to call
3087 check_changed_vars_3 on each changed var.
3088 (emit_notes_for_differences_1): Clear cur_loc_changed and
3089 in_changed_variables. Recompute cur_loc of new_var.
3090 (emit_notes_for_differences_2): Clear cur_loc if new variable appears.
3091 (vt_emit_notes): Initialize and destroy emitted_notes.
3093 2010-03-07 Bernd Schmidt <bernd.schmidt@analog.com>
3095 PR rtl-optimization/42220
3096 * regrename.c (scan_rtx) <case STRICT_LOW_PART, ZERO_EXTRACT>:
3097 Use verify_reg_tracked to determine if we should use OP_OUT rather
3099 (build_def_use): If we see an in-out operand for a register that we
3100 know nothing about, treat is an output if possible, fail the block if
3103 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
3106 * gimple-iterator.c (gsi_remove): Propagate only PHI DEFs removed
3109 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
3112 * tree-vect-loop.c (vect_transform_loop): Kill out-of-loop debug
3113 uses of relevant DEFs that are dead outside the loop too.
3115 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
3117 * var-tracking.c (dataflow_set_merge): Swap src and src2.
3119 2010-01-13 Jakub Jelinek <jakub@redhat.com>
3121 * var-tracking.c (values_to_unmark): New variable.
3122 (find_loc_in_1pdv): Clear VALUE_RECURSED_INTO of values in
3123 values_to_unmark vector. Moved body to...
3124 (find_loc_in_1pdv_1): ... this. Don't clear VALUE_RECURSED_INTO,
3125 instead queue it into values_to_unmark vector.
3126 (vt_find_locations): Free values_to_unmark vector.
3128 2010-03-05 Eric Botcazou <ebotcazou@adacore.com>
3130 * Makefile.in (PLUGINCC, PLUGINCFLAGS): New variables.
3131 (site.exp): Export them when plugins are enabled.
3133 2010-03-05 Sebastian Pop <sebastian.pop@amd.com>
3136 * tree-chrec.c (chrec_fold_plus_1): Do not handle convert expressions
3138 (chrec_fold_multiply): Same.
3140 2010-03-04 Andrew Pinski <andrew_pinski@caviumnetworks.com>
3143 * c-decl.c (build_compound_literal): Return early if init is
3146 2010-03-04 Martin Jambor <mjambor@suse.cz>
3148 PR tree-optimization/43164
3149 PR tree-optimization/43191
3150 * tree-sra.c (type_consists_of_records_p): Reject records with
3151 zero-size bit-fields at the end.
3153 2010-03-04 Mike Stump <mikestump@comcast.net>
3155 * Makefile.in (TAGS): Remove *.y.
3157 2010-03-04 Richard Guenther <rguenther@suse.de>
3159 PR tree-optimization/40761
3160 * tree-ssa-pre.c (compute_antic): Walk reverse postorder
3162 (my_rev_post_order_compute): New function.
3163 (init_pre): Call it.
3165 2010-03-04 Changpeng Fang <changpeng.fang@amd.com>
3168 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Do not
3169 decrease the cost of an IV candidate when the cost is infinite.
3171 2010-03-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3173 * doc/extend.texi (Vector Extensions, X86 Built-in Functions):
3174 Use '3DNow!' for the extension of that name, ensure normal space
3176 * doc/invoke.texi (i386 and x86-64 Options): Likewise.
3178 2010-03-03 Jeff Law <law@redhat.com>
3180 * PR middle-end/32693
3181 * expmed.c (store_bit_field_1): Use gen_lowpart_SUBREG rather
3182 than gen_rtx_SUBREG.
3183 (extract_bit_field_1): Likewise.
3185 2010-03-03 Janis Johnson <janis187@us.ibm.com>
3187 * doc/sourcebuild.texi (Test directives): Document that arguments
3188 include-opts and exclude-opts are now optional for dg-skip-if,
3189 dg-xfail-if, dg-xfail-run-if, and dg-shouldfail.
3191 2010-03-03 Jason Merrill <jason@redhat.com>
3194 * cgraph.h (varpool_node): Add extra_name field.
3195 * varpool.c (varpool_extra_name_alias): New.
3196 (varpool_assemble_decl): Emit extra name aliases.
3197 (varpool_mark_needed_node): Look past an extra name alias.
3198 * lto-streamer.h (LTO_tags): Add LTO_var_decl_alias.
3199 * lto-streamer-in.c (lto_input_tree): Read it.
3200 * lto-streamer-out.c (output_unreferenced_globals): Write it.
3202 2010-03-03 Eric Botcazou <ebotcazou@adacore.com>
3204 * config.gcc (sparc64-*-solaris2*, sparc-*-solaris2*): Merge into...
3205 (sparc*-*-solaris2*): ...this.
3207 2010-03-03 Jakub Jelinek <jakub@redhat.com>
3210 * cfgexpand.c (expand_debug_expr): Handle DOT_PROD_EXPR,
3211 WIDEN_MULT_EXPR and WIDEN_SUM_EXPR. Return NULL without
3212 ICE for vector expressions, ADDR_SPACE_CONVERT_EXPR,
3213 FIXED_CONVERT_EXPR, OBJ_TYPE_REF and WITH_SIZE_EXPR.
3216 * dwarf2out.c (add_bound_info): If a decl bound doesn't have decl_die,
3217 fallthrough to default handling, just with want_address 0 instead of 2.
3218 For single element lists, add_AT_loc directly, otherwise create an
3219 artificial variable DIE and stick location list to it.
3222 * var-tracking.c (loc_cmp): Don't assert VALUEs have the same mode.
3223 (VAL_EXPR_HAS_REVERSE): Define.
3224 (reverse_op): New function.
3225 (add_stores): For reversible operations add an extra MO_VAL_USE.
3227 2010-03-02 Jason Merrill <jason@redhat.com>
3229 * c-pretty-print.c (pp_c_specifier_qualifier_list): Print vector size.
3231 2010-03-02 Eric Botcazou <ebotcazou@adacore.com>
3233 * config.gcc (sparc-*-linux*): Do not include sparc/gas.h.
3234 (sparc64-*-linux*): Likewise.
3235 (sparc64-*-solaris2*): Include assembler files before linker ones.
3236 (sparc-*-solaris2*): Simplify and reorder to match previous case.
3237 * config/sparc/gas.h: Delete.
3238 * config/sparc/sol2-64.h: Add copyright notice.
3239 * config/sparc/sol2-gas-bi.h: Likewise.
3240 * config/sparc/sol2-gld.h: Likewise.
3241 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Delete.
3242 * config/sparc/sol2.h (TARGET_ASM_NAMED_SECTION): Redefine.
3243 * config/sparc/sol2-gas.h (TARGET_ASM_NAMED_SECTION): Likewise.
3244 * config/sparc/sparc.c (TARGET_ASM_ALIGNED_SI_OP): Never redefine.
3245 (sparc_elf_asm_named_section): Rename into...
3246 (sparc_solaris_elf_asm_named_section): ...this. Always define.
3248 2010-03-02 Uros Bizjak <ubizjak@gmail.com>
3250 * config/alpha/alpha.c (override_options): Fix -mtune error message.
3252 2010-03-02 Jeff Law <law@redhat.com>
3255 * reload1.c (rtx_p, substitute_stack): Declare.
3256 (substitute): Record addresses of changed rtxs.
3257 (gen_reload_chain_without_interm_reg_p): Don't use copy_rtx anymore.
3258 Restore the original rtx when complete.
3259 (reload): Free subsitute_stack when complete.
3261 2010-03-02 Janis Johnson <janis187@us.ibm.com>
3263 * doc/gccint.texi (menu): Add Testsuites as a chapter.
3264 * doc/sourcebuild.texi (Testsuites): Move up a level to be a
3266 (Test Idioms, Test Directives, Ada Tests, C Tests, libgcj Tests,
3267 LTO Testing, gcov Testing, profopt Testing, compat Testing,
3268 Torture Tests): Change from subsection to section.
3270 2010-03-02 Jakub Jelinek <jakub@redhat.com>
3271 Steven Bosscher <steven@gcc.gnu.org>
3273 * var-tracking.c (vt_initialize): Scan insns in ebb chunks
3276 2010-03-02 Reza Yazdani <reza.yazdani@amd.com>
3279 * tree-loop-distribution.c (update_phis_for_loop_copy): Replaced
3280 the assignment from the new induction variable to the assignment
3281 of the value from the original loop PHI function.
3283 2010-03-01 Janis Johnson <janis187@us.ibm.com>
3284 Daniel Jacobowitz <dan@codesourcery.com>
3286 * doc/sourcebuild.texi (Test directives): Clarify options to
3289 2010-03-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3291 * configure.ac (gcc_cv_as_cfi_directive) [i?86-*-solaris*]:
3292 Disable cfi directives unless GCC and gas agree on using read-only
3293 .eh_frame sections for 64-bit.
3294 * configure: Regenerate.
3296 2010-03-01 Richard Guenther <rguenther@suse.de>
3298 PR tree-optimization/43220
3299 * tree-ssa-ccp.c (optimize_stack_restore): Do not optimize
3300 BUILT_IN_STACK_{SAVE,RESTORE} around alloca.
3302 2010-03-01 Richard Guenther <rguenther@suse.de>
3303 Martin Jambor <mjambor@suse.cz>
3306 * gimplify.c (gimplify_body): Unset DECL_HAS_VALUE_EXPR_P on
3307 gimplified parameters.
3309 2010-03-01 Christian Bruel <christian.bruel@st.com>
3311 * except.c (dw2_build_landing_pads): set LABEL_PRESERVE_P.
3313 2010-03-01 H.J. Lu <hongjiu.lu@intel.com>
3315 * config/i386/linux64.h (ASM_SPEC): Use SPEC_32 and SPEC_64.
3317 2010-03-01 Richard Guenther <rguenther@suse.de>
3320 * expr.c (expand_assignment): Use the alias-oracle to tell
3321 if the rhs aliases the result decl.
3323 2010-03-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3326 * config/host-solaris.c (HOST_HOOKS_GT_PCH_GET_ADDRESS): Redefine
3327 to sol_gt_pch_get_address.
3328 (TRY_EMPTY_VM_SPACE): Define for all combinations of 32 and
3329 64-bit, SPARC and x86.
3330 (sol_gt_pch_get_address): New function.
3332 2010-03-01 Marco Poletti <poletti.marco@gmail.com>
3334 * toplev.h (inform_n, error_n): Declare.
3335 * diagnostic.c (inform_n, error_n): New function.
3337 2010-03-01 Jakub Jelinek <jakub@redhat.com>
3339 * cfgexpand.c (expand_used_vars): If an artificial non-ignored var
3340 has no rtl yet when processing local_decls, queue it and recheck
3341 if deferred stack allocation hasn't assigned it rtl.
3343 2010-02-28 Kaz Kojima <kkojima@gcc.gnu.org>
3345 * config/sh/sh.c (unspec_bbr_uid): New.
3346 (gen_block_redirect): Use it instead of INSN_UID.
3347 (gen_far_branch): Likewise.
3349 2010-02-28 H.J. Lu <hongjiu.lu@intel.com>
3351 * config/i386/darwin.h (TARGET_SUBTARGET32_ISA_DEFAULT): Make
3352 it the same as TARGET_SUBTARGET64_ISA_DEFAULT.
3354 2010-02-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3356 * doc/invoke.texi (Warning Options, RX Options): Fix typos.
3357 (Warning Options): -Wno-conversion-null is valid for
3358 Objective-C++ as well.
3359 * doc/tm.texi (Named Address Spaces): Likewise.
3360 * doc/plugins.texi (Plugins): Replace TABs with spaces.
3361 * doc/tree-ssa.texi (Tree SSA): Likewise.
3363 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
3366 * config.gcc: Don't enable SSE math for i[34567]86-*-darwin*
3367 by default. Don't set the default arch for
3368 i[34567]86-*-darwin*|x86_64-*-darwin*.
3370 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
3373 * config.gcc: Enable SSE math for i[34567]86-*-darwin* by
3374 default. Set the default 32bit/64bit archs with $with_arch
3375 instead of $arch for i[34567]86-*-*|x86_64-*-* targets.
3377 2010-02-27 Richard Guenther <rguenther@suse.de>
3379 PR tree-optimization/43186
3380 * params.def (PARAM_MAX_UNROLL_ITERATIONS): New param.
3381 * doc/invoke.texi (max-completely-peel-loop-nest-depth): Document.
3382 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely): Limit
3383 unroller iterations.
3385 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
3387 * config.gcc: Set the default 32bit/64bit archs if 64bit ISA is
3388 required and i[34567]86-*-* targets don't support 64bit ISA.
3390 2010-02-26 Eric Botcazou <ebotcazou@adacore.com>
3393 * tree-ssa-alias.c (same_type_for_tbaa): Return -1 if the types have
3396 2010-02-26 H.J. Lu <hongjiu.lu@intel.com>
3398 * config.gcc: Set the default arch at least to Prescott for
3399 i[34567]86-*-darwin* and Pentium 4 for i[34567]86-*-* targets
3400 if SSE math is enabled.
3402 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
3404 * diagnostic.c (diagnostic_initialize): Update.
3405 (diagnostic_report_diagnostic): Test inhibit_notes_p for
3407 * diagnostic.h (diagnostic_context): New bool inhibit_notes_p.
3408 (diagnostic_inhibit_notes): New.
3409 * toplev.c (process_options): inhibit notes with -fcompare-debug.
3411 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
3414 * doc/cpp.texi: Use c90 instead of c89 and gnu90 instead of gnu89.
3415 * doc/standards.texi: Likewise.
3416 * doc/extend.texi: Likewise.
3417 * doc/trouble.texi: Likewise.
3418 * doc/cppopts.texi: Likewise.
3419 * doc/install.texi: Likewise.
3420 * c.opt (std=c90,std=gnu90): New options.
3421 * c-opts.c (c_common_handle_option): Handle them.
3423 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
3426 * c-decl.c (undeclared_variable): Use an informative note.
3428 2010-02-26 Richard Guenther <rguenther@suse.de>
3430 PR tree-optimization/43186
3431 * gimple.h (gimple_fold): Remove.
3432 * gimple.c (gimple_fold): Remove. Inline into single user ...
3433 * tree-cfgcleanup.c (cleanup_control_expr_graph): ... here.
3434 Try harder for conditions.
3436 2010-02-26 Jakub Jelinek <jakub@redhat.com>
3439 * function.c (used_types_insert): Don't skip through named pointer
3440 types. Don't use TYPE_MAIN_VARIANT if the original type has a name
3441 and it is different from the main variant's type.
3443 2010-02-26 Nick Clifton <nickc@redhat.com>
3445 * config/rx/rx.md (sminsi3): Remove bogus alternative.
3447 2010-02-26 H.J. Lu <hongjiu.lu@intel.com>
3449 * config.gcc: Support --with-fpmath=sse for x86.
3451 * config/i386/ssemath.h: New.
3453 * doc/install.texi (--with-fpmath=sse): Documented.
3455 2010-02-26 Richard Guenther <rguenther@suse.de>
3457 PR tree-optimization/43188
3458 * tree-vect-stmts.c (get_vectype_for_scalar_type): Do not build
3459 vector types of over-aligned element type.
3461 2010-02-26 Uros Bizjak <ubizjak@gmail.com>
3464 * config/i386/i386.c (expand_vec_perm_blend): Use correct
3465 operands in V8HImode subregs. Fix operand order in VEC_MERGE rtx.
3467 2010-02-26 Jan Kratochvil <jan.kratochvil@redhat.com>
3469 * doc/invoke.texi (-fvar-tracking-assignments): Fix typo.
3471 2010-02-26 Jakub Jelinek <jakub@redhat.com>
3473 * Makefile.in (var-tracking.o): Depend on $(DIAGNOSTIC_H).
3474 * var-tracking.c: Include diagnostic.h.
3475 (debug_dv): New function.
3476 (dump_var): Print DEBUG_EXPR_DECLs as D#N instead of D.-N.
3479 * var-tracking.c (dv_onepart_p): Return true for DEBUG_EXPR_DECLs.
3480 (add_value_chain, add_value_chains, remove_value_chain,
3481 remove_value_chains): Handle DEBUG_EXPRs.
3482 (check_changed_vars_1, check_changed_vars_2): Handle DEBUG_EXPR_DECLs.
3485 * regcprop.c (struct queued_debug_insn_change): New type.
3486 (struct value_data_entry): Add debug_insn_changes field.
3487 (struct value_data): Add n_debug_insn_changes field.
3488 (debug_insn_changes_pool): New variable.
3489 (free_debug_insn_changes, apply_debug_insn_changes,
3490 cprop_find_used_regs_1, cprop_find_used_regs): New functions.
3491 (kill_value_one_regno): Call free_debug_insn_changes if needed.
3492 (init_value_data): Clear debug_insn_changes and n_debug_insn_changes
3494 (replace_oldest_value_reg): Don't change DEBUG_INSNs, instead queue
3496 (copyprop_hardreg_forward_1): Don't call apply_change_group for
3497 DEBUG_INSNs. For a real insn, if there are queued DEBUG_INSN
3498 changes, call cprop_find_used_regs via note_stores.
3499 (copyprop_hardreg_forward): When copying vd from predecessor
3500 which has any queued DEBUG_INSN changes, make sure the pointers are
3501 cleared. At the end call df_analyze and then if there are any
3502 DEBUG_INSN changes queued at the end of some basic block for still
3503 live registers, apply them.
3504 (pass_cprop_hardreg): Set TODO_df_finish in todo_flags_finish.
3506 2010-02-25 Uros Bizjak <ubizjak@gmail.com>
3508 * config.gcc (i[34567]86-*-* | x86_64-*-*): Split long line.
3511 2010-02-25 H.J. Lu <hongjiu.lu@intel.com>
3513 * config.gcc: Set arch/cpu for i[34567]86-*-*|x86_64-*-*
3514 targets. Set the default with_cpu/with_arch from arch/cpu.
3515 Allow x86-64 and native for with_cpu/with_arch.
3517 2010-02-25 Nicolas Benoit <nbenoit@tuxfamily.org>
3519 * ebitmap.c: Change calls to verify_popcount with calls to
3520 sbitmap_verify_popcount.
3521 (ebitmap_clear_bit): Fixed map->cacheindex test and
3522 map>cache update when bit clearing results in an empty
3525 2010-02-25 Michael Meissner <meissner@linux.vnet.ibm.com>
3528 * config/rs6000/vector.md (VEC_64): New iterator for V2DF, V2DI.
3529 (vec_interleave_high<mode>): Rename from vec_interleave_highv2df
3530 and support both V2DF and V2DI modes.
3531 (vec_interleave_low<mode>): Rename from vec_interleave_lowv2df and
3532 support both V2DF and V2DI modes.
3533 (general): Delete trailing whitespace from a few patterns.
3535 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
3536 V2DF/V2DI interleave high/low builtins.
3538 * config/rs6000/rs6000-builtin.def (VSX_BUILTIN_VEC_MERGE*): Add
3541 * config/rs6000/rs6000.c (bdesc_2arg): Add support for V2DF/V2DI
3542 interleave high/low functions.
3544 2010-02-25 Gerald Pfeifer <gerald@pfeifer.com>
3546 * doc/extend.texi (Symbol-Renaming Pragmas): Fix spelling of
3547 #pragma extern_prefix.
3549 2010-02-25 Jakub Jelinek <jakub@redhat.com>
3552 * cfgexpand.c (expand_debug_expr) <case VAR_DECL>: If mode is
3553 BLKmode, assert op0 is a MEM and just adjust its mode.
3556 * cfgexpand.c (expand_debug_expr): Don't call simplify_gen_subreg
3557 if bitpos isn't multiple of mode's bitsize.
3559 2010-02-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
3561 * c.opt (-ftemplate-depth=): New.
3562 (-ftemplate-depth-): Deprecate.
3563 * optc-gen.awk: Handle -ftemplate-depth=.
3564 * opth-gen.awk: Likewise.
3565 * c-opts.c (c_common_handle_option): Likewise.
3566 * doc/invoke.texi (-ftemplate-depth-): Replace with -ftemplate-depth=.
3568 2010-02-24 Jason Merrill <jason@redhat.com>
3570 * doc/invoke.texi: Improve -Wabi and -fabi-version docs.
3572 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3574 * cfg.c (alloc_aux_for_block): Remove inline.
3575 (alloc_aux_for_edge): Likewise.
3577 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3579 * config.gcc: Fix typo in mips-sgi-irix6.[0-4]* obsoletion.
3581 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3583 * config/i386/sol2.h (NO_DBX_BNSYM_ENSYM): Define.
3584 * config/i386/sol2-gas.h: New file.
3585 * config.gcc (i[34567]86-*-solaris2*): Use it.
3587 2010-02-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
3590 * c-typeck.c (ep_convert_and_check): New.
3591 (build_conditional_expr): Use it.
3592 (build_binary_op): Likewise.
3594 2010-02-24 Jakub Jelinek <jakub@redhat.com>
3596 * regcprop.c (copyprop_hardreg_forward_1): Don't call df_insn_rescan.
3599 * gimplify.c (gimplify_type_sizes): Clear DECL_IGNORED_P for VLA
3600 bounds even for -O+.
3601 * var-tracking.c (track_expr_p): If !need_rtl, don't mandate
3602 expr needs to have DECL_NAME set.
3604 2010-02-24 Nick Clifton <nickc@redhat.com>
3606 * config/mep/mep.c: Include gimple.h.
3607 (mep_function_uses_sp): Delete unused function.
3608 (mep_gimplify_va_arg_expr): Change types of pre_p and post_p
3609 parameters. Use unsigned integers to count args. Return a
3610 NULL_RTX instead of an error_mark_node. Toidy up formatting.
3612 2010-02-23 Jakub Jelinek <jakub@redhat.com>
3615 * config/i386/i386.c (avx_vpermilp_parallel): Reject indexes
3616 greater or equal to nelt instead of 2 * nelt.
3617 (expand_vec_perm_1): When op0 and op1 are equal, mask indexes
3620 2010-02-23 Jason Merrill <jason@redhat.com>
3623 * cfgexpand.c (expand_used_vars): Keep artificial non-ignored vars
3624 in cfun->local_decls even if they have register types.
3627 * stor-layout.c (place_field): Don't warn about unnecessary
3628 DECL_PACKED if the type is packed.
3630 2010-02-23 Jakub Jelinek <jakub@redhat.com>
3633 * config/i386/i386.c (ix86_delegitimize_address): Delegitimize all
3634 GOTOFF relocs, even when the base reg isn't pic pointer.
3636 2010-02-23 Michael Matz <matz@suse.de>
3639 * cfgexpand (expand_debug_expr): Expand TERed ssa names in place.
3640 (expand_gimple_basic_block): Generate and use debug temps if there
3641 are debug uses left after the last real use of TERed ssa names.
3642 Unlink debug immediate uses when they are expanded.
3644 2010-02-23 Manuel López-Ibáñez <manu@gcc.gnu.org>
3647 * config/i386/i386.c (override_options): Reorganise to provide
3648 better error messages.
3650 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
3653 * graphite-scop-detection.c (create_single_exit_edge): Move
3654 the call to find_single_exit_edge to....
3655 (create_sese_edges): ...here. Don't handle multiple edges
3656 exiting the function.
3657 (build_graphite_scops): Don't handle multiple edges
3658 exiting the function.
3660 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
3663 * sese.c (get_rename): Assert that old_name is an SSA_NAME.
3664 (rename_variables_in_stmt): Continue when the use is not an SSA_NAME.
3666 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
3669 * sese.c (expand_scalar_variables_expr): Handle COMPONENT_REF.
3671 2010-02-22 Manuel López-Ibáñez <manu@gcc.gnu.org>
3674 * c-typeck.c (convert_arguments): Print declaration location.
3675 * c-common.c (validate_nargs): Rename as
3676 builtin_function_validate_nargs.
3677 (check_builtin_function_arguments): Update.
3679 2010-02-22 Richard Guenther <rguenther@suse.de>
3682 * tree-inline.c (declare_return_variable): Use the type of
3683 the call stmt lhs if available.
3685 2010-02-22 Duncan Sands <baldrick@free.fr>
3687 * passes.c (register_pass): Always consider all pass lists when
3688 ref_pass_instance_number is zero.
3690 2010-02-22 Richard Guenther <rguenther@suse.de>
3692 PR tree-optimization/42749
3693 * tree-tailcall.c (adjust_return_value_with_ops): Drop update
3694 parameter. Do arithmetic in the original type.
3695 (update_accumulator_with_ops): Likewise.
3696 (adjust_accumulator_values): Adjust.
3698 2010-02-22 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3700 * config/s390/s390.md ("movqi"): Re-add the mem->mem alternative.
3701 (QI to BLKmode splitter): New splitter.
3703 2010-02-22 H.J. Lu <hongjiu.lu@intel.com>
3705 * config/i386/i386.c (initial_ix86_tune_features): Turn on
3706 X86_TUNE_INTER_UNIT_MOVES for m_ATOM.
3708 2010-02-22 Richard Guenther <rguenther@suse.de>
3710 * tree-vect-slp.c (vect_slp_analyze_bb): Fix typo.
3712 2010-02-22 Hans-Peter Nilsson <hp@bitrange.com>
3714 Migrate crti, crtn, crtbegin, crtend build rules to libgcc.
3715 * config/mmix/t-mmix (EXTRA_MULTILIB_PARTS): Don't set.
3716 ($(T)crti.o, $(T)crtn.o): Remove rules.
3718 2010-02-21 Tobias Burnus <burnus@net-b.de>
3721 * doc/invoke.texi (-fassociative-math): Document that this
3722 option is automatically enabled for Fortran.
3724 2010-02-20 David S. Miller <davem@davemloft.net>
3726 * configure.ac: Test if linker and assembler properly support
3727 GOTDATA_OP relocations.
3728 * configure: Rebuild.
3729 * config.in: Likewise.
3730 * config/sparc/sparc.md (UNSPEC_MOVE_GOTDATA): New.
3731 (movsi_lo_sum_pic): Use %gdop_*() relocs if available.
3732 (movsi_high_pic): Likewise.
3733 (movdi_lo_sum_pic): Likewise.
3734 (movdi_high_pic): Likewise.
3735 (movsi_pic_gotdata_op): New pattern.
3736 (movdi_pic_gotdata_op): Likewise.
3737 * config/sparc/sparc.c (legitimize_pic_address): If flag_pic is 2,
3738 emit gen_mov{si,di}_pic_gotdata_op for the GOT slot load.
3740 2010-02-20 Uros Bizjak <ubizjak@gmail.com>
3743 * config/i386/sse.md (xop_mulv2div2di3_low): Change type
3744 attribute to ssemul.
3745 (xop_mulv2div2di3_high): Ditto.
3747 2010-02-20 Manuel López-Ibáñez <manu@gcc.gnu.org>
3750 * c.opt (Wconversion-null): New option.
3751 * doc/invoke.texi (Wconversion-null): Document.
3753 2010-02-20 Manuel López-Ibáñez <manu@gcc.gnu.org>
3755 * common.opt (Wlarger-than-): Add Undocumented.
3757 2010-02-19 Mike Stump <mikestump@comcast.net>
3759 * config/t-darwin (gt-darwin.h): Remove as Makefile now handles it.
3761 2010-02-19 Jason Merrill <jason@redhat.com>
3764 * configure.ac (gcc_cv_as_cfi_advance_working): Check 32-bit advance.
3765 * configure: Likewise.
3767 2010-02-20 Alan Modra <amodra@gmail.com>
3770 * cgraph.h (cgraph_make_decl_local): Declare.
3771 * cgraph.c (cgraph_make_decl_local): New function.
3772 (cgraph_make_node_local): Use it.
3773 * cgraphunit.c (cgraph_function_versioning): Likewise.
3774 * ipa.c (function_and_variable_visibility): Likewise.
3776 2010-02-19 Jakub Jelinek <jakub@redhat.com>
3779 * except.c (sjlj_emit_function_enter): Don't call
3780 add_reg_br_prob_note, instead add REG_BR_PROB note to the last insn
3782 * rtl.h (add_reg_br_prob_note): Remove prototype.
3784 2010-02-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
3787 * c-common.c (conversion_warning): Remove widening conversions
3788 before checking the conversion of integers to reals.
3790 2010-02-19 Mike Stump <mikestump@comcast.net>
3793 * c-decl.c (merge_decls): Merge DECL_PRESERVE_P.
3796 * cgraphunit.c (process_function_and_variable_attributes): Check
3797 DECL_PRESERVE_P instead of looking up attribute "used".
3798 * ipa-pure-const.c (check_decl): Likewise.
3799 * ipa-reference.c (has_proper_scope_for_analysis): Likewise.
3800 * ipa-type-escape.c (has_proper_scope_for_analysis): Likewise.
3801 * config/sol2.c (solaris_insert_attributes): Set DECL_PRESERVE_P
3802 instead of attribute "used".
3803 * config/sol2-c.c (solaris_pragma_init): Likewise.
3804 (solaris_pragma_fini): Likewise.
3806 2010-02-19 Jakub Jelinek <jakub@redhat.com>
3808 * ipa-struct-reorg.c (make_field_acc_node, gen_cluster, peel_field):
3809 Use XCNEW instead of xcalloc.
3810 (add_access_to_acc_sites, create_new_var_node, add_alloc_site): Use
3811 XNEW instead of xmalloc.
3812 (get_fields): Use XNEWVEC instead of xmalloc.
3815 * ipa-struct-reorg.c (add_access_to_acc_sites): For debug stmts don't
3816 populate vars array.
3817 (create_new_general_access): For debug stmts just reset value.
3818 (get_stmt_accesses): For accesses within debug stmts just record them
3819 using add_access_to_acc_sites instead of preventing the peeling or
3820 counting them as accesses.
3823 * dojump.c (do_jump) <case TRUTH_NOT_EXPR>: Invert priority.
3825 2010-02-19 Richard Guenther <rguenther@suse.de>
3827 PR tree-optimization/42916
3828 * tree-vect-slp.c (vect_slp_analyze_bb): Count only real
3831 2010-02-19 Andreas Schwab <schwab@linux-m68k.org>
3833 * configure.ac: Replace all uses of changequote in macro arguments
3834 with proper quoting.
3836 2010-02-19 Jakub Jelinek <jakub@redhat.com>
3839 * loop-doloop.c (add_test): Adjust do_compare_rtx_and_jump caller.
3841 2010-02-19 Richard Guenther <rguenther@suse.de>
3843 PR tree-optimization/42944
3844 * tree-ssa-alias.c (call_may_clobber_ref_p_1): Massage
3845 test for aliasing with errno.
3847 2010-02-19 Jakub Jelinek <jakub@redhat.com>
3850 * expr.h (jumpifnot, jumpifnot_1, jumpif, jumpif_1, do_jump,
3851 do_jump_1, do_compare_rtx_and_jump): Add PROB argument.
3852 * dojump.c: Include output.h.
3853 (inv): New inline function.
3854 (jumpifnot, jumpifnot_1, jumpif, jumpif_1, do_jump_1, do_jump,
3855 do_jump_by_parts_greater_rtx, do_jump_by_parts_greater,
3856 do_jump_by_parts_zero_rtx, do_jump_by_parts_equality_rtx,
3857 do_jump_by_parts_equality, do_compare_and_jump): Add PROB
3858 argument, pass it down to other calls.
3859 (do_compare_rtx_and_jump): Likewise. If PROB is not -1,
3860 add REG_BR_PROB note to the conditional jump.
3861 * cfgexpand.c (add_reg_br_prob_note): Removed.
3862 (expand_gimple_cond): Don't call it, add the probability
3863 as last argument to jumpif_1/jumpifnot_1.
3864 * Makefile.in (dojump.o): Depend on output.h.
3865 * builtins.c (expand_errno_check): Adjust do_compare_rtx_and_jump
3867 * expmed.c (emit_store_flag_force, do_cmp_and_jump): Likewise.
3868 * stmt.c (do_jump_if_equal): Likewise.
3869 * cfgrtl.c (rtl_lv_add_condition_to_bb): Likewise.
3870 * loop-unswitch.c (compare_and_jump_seq): Likewise.
3871 * config/rs6000/rs6000.c (rs6000_aix_emit_builtin_unwind_init):
3873 * optabs.c (expand_doubleword_shift, expand_abs): Likewise.
3874 * expr.c (expand_expr_real_1): Adjust do_jump, jumpifnot and
3875 jumpifnot_1 callers.
3876 (expand_expr_real_2): Adjust jumpifnot_1 and do_compare_rtx_and_jump
3878 (store_expr): Adjust jumpifnot caller.
3879 (store_constructor): Adjust jumpif caller.
3882 * gimplify.c (gimple_boolify): For __builtin_expect call
3883 gimple_boolify also on its first argument.
3885 2010-02-18 Uros Bizjak <ubizjak@gmail.com>
3887 * configure.ac (gnu-unique-object): Wrap regexps using [] in
3889 (__stack_chk_fail): Ditto. Remove quadrigraphs.
3890 * configure: Regenerated.
3892 2010-02-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3894 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Call
3895 lang_hooks.types_compatible_p instead of comptypes.
3897 2010-02-18 Sebastian Huber <sebastian.huber@embedded-brains.de>
3899 * config/arm/lib1funcs.asm (__prefer_thumb__): New define.
3900 (udivsi3, aeabi_uidivmod, divsi3, aeabi_idivmod): Use Thumb-1 variant
3901 if __prefer_thumb__ is defined.
3903 2010-02-18 Martin Jambor <mjambor@suse.cz>
3905 PR tree-optimization/43066
3906 * tree-sra.c (build_ref_for_offset_1): Return false on encountering an
3907 array with zero-sized element type.
3909 2010-02-18 Jakub Jelinek <jakub@redhat.com>
3911 * dwarf2out.c (add_var_loc_to_decl): Change last argument to
3912 rtx, allocate struct var_loc_node here and return it to the
3913 caller, and only if it is actually needed.
3914 (dwarf2out_var_location): Adjust add_var_loc_to_decl caller,
3915 move it earlier and return immediately if it returns NULL.
3917 2010-02-17 Mikael Pettersson <mikpe@it.uu.se>
3919 * config/sparc/gas.h: New file. Restore
3920 TARGET_ASM_NAMED_SECTION to its ELF default.
3921 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Do not
3923 * config/sparc/sparc.c (sparc_elf_asm_named_section):
3924 Likewise. Add ATTRIBUTE_UNUSED to prototype.
3925 * config.gcc (sparc*-*-linux*): Include sparc/gas.h
3926 after sparc/sysv4.h.
3928 2010-02-17 Dave Korn <dave.korn.cygwin@gmail.com>
3930 * config/i386/mingw32.h (LIBGCJ_SONAME): Fix cut'n'pasto in DLL name.
3932 2010-02-17 Steven Bosscher <steven@gcc.gnu.org>
3934 * gensupport.c (process_one_cond_exec): Derive name for COND_EXEC
3935 patterns from predicated pattern.
3937 2010-02-17 Uros Bizjak <ubizjak@gmail.com>
3940 * config/i386/sse.md (xop_vpermil2<mode>3): Use avxmodesuffixf2c
3941 for insn mnemonic suffix.
3943 2010-02-17 Richard Guenther <rguenther@suse.de>
3945 * tree-vrp.c (vrp_visit_phi_node): Restrict SCEV analysis
3948 2010-02-17 Jakub Jelinek <jakub@redhat.com>
3951 * caller-save.c (save_call_clobbered_regs): If BB ends with
3952 a DEBUG_INSN, move any notes in between last real insn and the last
3953 DEBUG_INSN after the last DEBUG_INSN.
3955 2010-02-16 Joern Rennecke <joern.rennecke@embecosm.com>
3957 * tm.texi (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD_SPEC):
3958 Fix return type. Fix argument type. Explain meaning of return value.
3960 2010-02-16 Richard Guenther <rguenther@suse.de>
3962 PR tree-optimization/41043
3963 * tree-vrp.c (vrp_var_may_overflow): Only ask SCEV for real loops.
3964 (vrp_visit_assignment_or_call): Do not ask SCEV for regular
3966 (vrp_visit_phi_node): ... but only for loop PHI nodes.
3968 2010-02-16 Ira Rosen <irar@il.ibm.com>
3970 PR tree-optimization/43074
3971 * tree-vectorizer.h (VECTORIZABLE_CYCLE_DEF): New.
3972 * tree-vect-loop.c (vect_analyze_loop_operations): Add
3973 vectorizable cycles in hybrid SLP check.
3974 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Likewise.
3976 2010-02-16 Richard Guenther <rguenther@suse.de>
3978 * alias.c (memrefs_conflict_p): Distinguish must-alias from don't know.
3979 (true_dependence): If memrefs_conflict_p computes must-alias
3980 trust it. Move TBAA check after offset-based disambiguation.
3981 (canon_true_dependence): Likewise.
3983 2010-02-16 Alexandre Oliva <aoliva@redhat.com>
3985 * params.def (PARAM_MAX_VARTRACK_SIZE): New.
3986 * doc/invoke.texi: Document it.
3987 * var-tracking.c: Include toplev.h and params.h.
3988 (vt_find_locations): Return bool indicating success. Compute
3989 hash sizes unconditionally. Check new parameter, report.
3990 (variable_tracking_main_1): Check vt_find_locations results and
3991 retry. Renamed from...
3992 (variable_tracking_main): ... this. New wrapper to preserve
3993 flag_var_tracking_assignments.
3994 * Makefile.in (var-tracking.o): Adjust dependencies.
3996 2010-02-16 Jack Howarth <howarth@bromo.med.uc.edu>
3997 Jakub Jelinek <jakub@redhat.com>
4000 * config/darwin.h (ASM_WEAKEN_DECL): Don't check weak attribute
4001 if weak_import attribute is present.
4002 * config/darwin.c (machopic_select_section): Likewise.
4004 2010-02-15 Joern Rennecke <joern.rennecke@embecosm.com>
4006 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): Document.
4007 (TARGET_VECTORIZE_VECTOR_ALIGNMENT_REACHABLE): Likewise.
4008 (TARGET_VECTORIZE_BUILTIN_VEC_PERM): Likewise.
4009 (TARGET_VECTORIZE_BUILTIN_VEC_PERM_OK): Likewise.
4011 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): Fix argument
4014 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION):
4017 * doc/tm.texi (TARGET_SCHED_DFA_NEW_CYCLE): Add argument names.
4018 Rewrite text to refer to the names.
4020 2010-02-15 Sebastian Pop <sebastian.pop@amd.com>
4022 * config/i386/i386-builtin-types.def
4023 (V2DF_FTYPE_V2DF_V2DF_V2DI_INT): Declared.
4024 (V4DF_FTYPE_V4DF_V4DF_V4DI_INT): Declared.
4025 (V4SF_FTYPE_V4SF_V4SF_V4SI_INT): Declared.
4026 (V8SF_FTYPE_V8SF_V8SF_V8SI_INT): Declared.
4027 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_VPERMIL2PD,
4028 IX86_BUILTIN_VPERMIL2PS, IX86_BUILTIN_VPERMIL2PD256, and
4029 IX86_BUILTIN_VPERMIL2PS256.
4030 (MULTI_ARG_4_DF2_DI_I): Defined.
4031 (MULTI_ARG_4_DF2_DI_I1): Defined.
4032 (MULTI_ARG_4_SF2_SI_I): Defined.
4033 (MULTI_ARG_4_SF2_SI_I1): Defined.
4034 (bdesc_multi_arg): Add __builtin_ia32_vpermil2pd,
4035 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256, and
4036 __builtin_ia32_vpermil2ps256.
4037 (ix86_expand_multi_arg_builtin): Handle MULTI_ARG_4_DF2_DI_I,
4038 MULTI_ARG_4_DF2_DI_I1, MULTI_ARG_4_SF2_SI_I, and
4039 MULTI_ARG_4_SF2_SI_I1. Handle builtins with 4 arguments.
4040 (ix86_expand_args_builtin): Handle MULTI_ARG_4_DF2_DI_I,
4041 MULTI_ARG_4_DF2_DI_I1, MULTI_ARG_4_SF2_SI_I, and
4042 MULTI_ARG_4_SF2_SI_I1. Handle CODE_FOR_xop_vpermil2v2df3,
4043 CODE_FOR_xop_vpermil2v4sf3, CODE_FOR_xop_vpermil2v4df3, and
4044 CODE_FOR_xop_vpermil2v8sf3.
4045 * config/i386/i386.md (UNSPEC_VPERMIL2): Declared.
4046 * config/i386/sse.md (xop_vpermil2<mode>3): New insn pattern.
4047 * config/i386/xopintrin.h (_mm_permute2_pd): New.
4048 (_mm256_permute2_pd): New.
4049 (_mm_permute2_ps): New.
4050 (_mm256_permute2_ps): New.
4052 2010-02-15 Nick Clifton <nickc@redhat.com>
4054 * config/h8300/h8300.c (h8300_push_pop): Use bool type for
4055 boolean parameters. Use emit_jump_insn when emitting a pop
4056 instruction containing a return insn.
4057 (push): Use 'true' rather than '1' as second parameter to F.
4058 (h8300_expand_prologue): Likewise.
4059 Use 'true' and 'false' for boolean parameters to h8300_push_pop.
4060 (h8300_expand_epilogue): Likewise.
4062 2010-02-15 Richard Guenther <rguenther@suse.de>
4065 * cgraphunit.c (thunk_adjust): Skip adjusting by fixed_offset
4068 2010-02-15 Nick Clifton <nickc@redhat.com>
4070 * config/mn10300/mn10300.h (FUNCTION_ARG_REGNO_P): Revert previous
4073 2010-02-14 Marco Poletti <poletti.marco@gmail.com>
4075 * intl.c (fake_ngettext): New function.
4076 * intl.h (fake_ngettext): Declare.
4077 (ngettext): Define macro.
4078 * collect2.c (notice_translated): New function.
4079 (main): Use notice_translated and ngettext.
4080 * collect2.h (notice_translated): Declare.
4082 2010-02-14 Steven Bosscher <steven@gcc.gnu.org>
4084 * reorg.c (delete_computation): Comment fixes.
4085 * caller-save.c (setup_save_areas): Idem.
4086 * sel-sched-dump.c (dump_lv_set): Idem.
4089 2010-02-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
4091 * config/s390/s390.c (s390_sched_init): New function.
4092 (TARGET_SCHED_INIT): Target hook defined.
4094 2010-02-12 Dave Korn <dave.korn.cygwin@gmail.com>
4095 Jack Howarth <howarth@bromo.med.uc.edu>
4096 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
4099 Partial revert of unintended change in fix for PR41605.
4100 * config/darwin.h: Fix typo.
4101 * config/darwin9.h: Same.
4103 2010-02-11 Jakub Jelinek <jakub@redhat.com>
4105 * c-pch.c (pch_init): Clear v.
4107 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
4110 * graphite-scop-detection.c (graphite_can_represent_scev): Call
4111 graphite_can_represent_init for MULT_EXPR.
4113 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
4117 * graphite-sese-to-poly.c (remove_phi): New.
4118 (translate_scalar_reduction_to_array): Call remove_phi.
4120 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
4123 * graphite-clast-to-gimple.c (gloog): Call rename_sese_parameters.
4124 * graphite-clast-to-gimple.h (gloog): Update declaration.
4125 * graphite-poly.c (new_scop): Clear POLY_SCOP_P.
4126 * graphite-poly.h (struct poly_bb): Add missing comments.
4127 (struct scop): Add poly_scop_p field.
4129 * graphite-sese-to-poly.c (build_poly_scop): Set POLY_SCOP_P.
4130 * graphite.c (graphite_transform_loops): Build the polyhedral
4131 representation for each scop before code generation.
4132 * sese.c (rename_variables_in_operand): Removed.
4133 (rename_variables_in_expr): Return the renamed expression.
4134 (rename_sese_parameters): New.
4135 * sese.h (rename_sese_parameters): Declared.
4137 2010-02-11 Richard Guenther <rguenther@suse.de>
4139 PR tree-optimization/42998
4140 * tree-ssa-pre.c (create_expression_by_pieces): Treat
4141 POINTER_PLUS_EXPR properly.
4143 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
4144 Changpeng Fang <changpeng.fang@amd.com>
4147 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Decrement
4148 the cost of an IV candidate when the IV is used in a test against zero.
4150 * gcc.dg/tree-ssa/ivopts-3.c: New.
4152 2010-02-11 Richard Guenther <rguenther@suse.de>
4155 * tree-ssa-alias.c (refs_may_alias_p_1): Canonicalize
4156 pointer-vs-decl case by swapping refs. Handle some cases
4157 of pointer-vs-decl disambiguations more conservatively.
4158 * cfgexpand.c (gimple_expand_cfg): Set gimple_df->in_ssa_p
4159 to false after expanding.
4161 2010-02-11 Richard Guenther <rguenther@suse.de>
4164 * gcc.c (process_command): Handle LTO file@offset case more
4167 2010-02-11 Jakub Jelinek <jakub@redhat.com>
4169 * reload1.c (eliminate_regs_1): If insn is DEBUG_INSN, avoid any
4170 modifications outside of the DEBUG_INSN. Accept CLOBBERs inside
4172 (eliminate_regs_in_insn): Eliminate regs even in DEBUG_INSNs.
4174 * dwarf2out.c (mem_loc_descriptor) <case MEM>: Use DW_OP_deref_size
4175 if MEM's mode size isn't DWARF2_ADDR_SIZE.
4176 (mem_loc_descriptor) <do_scompare>: Allow also VOIDmode arguments.
4177 Optimize eq/ne comparisons when both arguments are known to be
4179 (mem_loc_descriptor) <do_ucompare>: Allow also VOIDmode arguments.
4180 Don't mask operands unnecessarily if they are known to be already
4183 2010-02-10 Vladimir Makarov <vmakarov@redhat.com>
4185 * ira-conflicts.c (add_insn_allocno_copies): Use find_reg_note
4188 2010-02-10 Richard Guenther <rguenther@suse.de>
4190 PR tree-optimization/43017
4191 * tree-vrp.c (vrp_int_const_binop): Trust int_const_binop
4192 for wrapping signed arithmetic.
4194 2010-02-10 Jakub Jelinek <jakub@redhat.com>
4197 * dwarf2out.c (retry_incomplete_types): Don't call gen_type_die
4198 if no debug info should be emitted for it.
4200 2010-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
4202 * config/sh/sh.c (find_barrier): Skip call insn with a REG_EH_REGION
4203 note when flag_exceptions is set.
4205 2010-02-10 Duncan Sands <baldrick@free.fr>
4207 * Makefile.in (PLUGIN_HEADERS): Add debug.h.
4209 2010-02-10 Richard Guenther <rguenther@suse.de>
4212 * tree.c (get_unwidened): Handle constants.
4213 * convert.c (convert_to_integer): Handle TRUNC_DIV_EXPR.
4215 2010-02-10 Martin Jambor <mjambor@suse.cz>
4218 * ipa-prop.c (ipa_update_after_lto_read): Count parameters and
4219 check for variable argument counts independently.
4221 2010-02-10 Christian Bruel <christian.bruel@st.com>
4224 * config/sh/sh.c (find_barrier): Increase length for non delayed
4225 conditional branches.
4227 2010-02-10 Christian Bruel <christian.bruel@st.com>
4229 * config/sh/sh.c (find_barrier): Don't emit a CP inside the GP setting.
4231 2010-02-10 Jakub Jelinek <jakub@redhat.com>
4233 * builtins.c (set_builtin_user_assembler_name): Also handle
4234 ffs if int is smaller than word.
4236 2010-02-09 Vladimir Makarov <vmakarov@redhat.com>
4239 * ira-conflicts.c (get_dup): Remove.
4240 (process_reg_shuffles): Add new parameter. Use it as an
4241 additional guard for copy generation.
4242 (add_insn_allocno_copies): Rewrite.
4244 2010-02-09 Alexander Monakov <amonakov@ispras.ru>
4246 * common.opt (fsched2-use-traces): Preserved for backward
4248 * doc/invoke.texi: Remove the documentation about option
4249 -fsched2-use-traces.
4250 * sched-rgn.c (rest_of_handle_sched2): Remove usage of
4251 flag_sched2_use_traces.
4252 * opts.c (common_handle_option): Add OPT_fsched2_use_traces to
4253 the backward compatibility flag section.
4255 2010-02-09 Richard Guenther <rguenther@suse.de>
4257 PR tree-optimization/43008
4258 * tree-ssa-structalias.c (handle_lhs_call): Pass in the fndecl,
4259 make HEAP variables initialized from global memory if they
4260 are not known builtin functions.
4261 (find_func_aliases): Adjust.
4263 2010-02-09 Richard Guenther <rguenther@suse.de>
4265 PR tree-optimization/43000
4266 * tree-vrp.c (vrp_int_const_binop): Only handle unsigned
4267 arithmetic manually.
4269 2010-02-08 Jakub Jelinek <jakub@redhat.com>
4271 PR tree-optimization/42931
4272 * tree-loop-linear.c (try_interchange_loops): Don't call
4273 double_int_mul if estimated_loop_iterations failed.
4275 2010-02-08 Martin Jambor <mjambor@suse.cz>
4278 * tree-sra.c (build_accesses_from_assign): Do not mark in
4279 should_scalarize_away_bitmap if stmt has volatile ops.
4280 (sra_modify_assign): Do not process assigns piecemeal if if stmt
4283 2010-02-08 Joern Rennecke <joern.rennecke@embecosm.com>
4285 * doc/tm.texi (TARGET_UNWIND_WORD_MODE): Document.
4287 2010-02-07 Adam Nemet <adambnmet@gmail.com>
4289 * config/mips/mips.md (*<optab>_trunc<mode>_exts): Fix comment
4292 2010-02-07 Andrew Pinski <pinskia@gmail.com>
4295 * df-core.c (df_finish_pass): Change type of saved_flags to int.
4297 2010-02-07 Sebastian Pop <sebastian.pop@amd.com>
4300 * graphite-dependences.c (dependence_polyhedron): Set PDDR_KIND
4301 to unknown_dependence.
4302 (graphite_legal_transform_dr): Handle the unknown_dependence.
4303 (graphite_carried_dependence_level_k): Same.
4305 2010-02-07 Sebastian Pop <sebastian.pop@amd.com>
4307 * ChangeLog.graphite: Remove testsuite/ or gcc/testsuite/.
4309 2010-02-07 Richard Guenther <rguenther@suse.de>
4312 * expr.c (get_inner_reference): Always initialize *pbitsize.
4314 2010-02-07 Richard Guenther <rguenther@suse.de>
4317 * gimplify.c (gimple_fold_indirect_ref): Avoid generating
4318 new ARRAY_REFs on variable size element or minimal index arrays.
4320 * tree-ssa-loop-ivopts.c (find_interesting_uses_address): Use
4321 gimple_fold_indirect_ref.
4323 2010-02-06 Richard Earnshaw <rearnsha@arm.com>
4326 * arm.c (arm_override_options): Just return if the user has specified
4327 an invalid fpu name.
4329 2010-02-03 Jason Merrill <jason@redhat.com>
4332 * config/i386/cygming.h (ASM_OUTPUT_DEF_FROM_DECLS): Call
4333 i386_pe_maybe_record_exported_symbol.
4335 2010-02-05 Steve Ellcey <sje@cup.hp.com>
4338 * config/pa/pa.c (TARGET_DELEGITIMIZE_ADDRESS): Redefine.
4339 (pa_delegitimize_address): New function.
4341 2010-02-05 Ozkan Sezer <sezeroz@gmail.com>
4343 * config/i386/msformat-c.c (ms_printf_length_specs): Set the
4344 scalar_identity_flag for the size_t/ptrdiff_t %Id and %Iu specs.
4346 2010-02-05 Richard Guenther <rguenther@suse.de>
4349 * lto-streamer-in.c (get_resolution): Deal with references
4350 to undefined functions.
4352 2010-02-05 Richard Guenther <rguenther@suse.de>
4354 * tree-ssa-ccp.c (get_symbol_constant_value): Strip all conversions.
4355 (fold_const_aggregate_ref): Likewise.
4356 (ccp_fold_stmt): Substitute loads.
4357 (maybe_fold_reference): Verify types before substituting.
4359 (fold_gimple_assign): Unshare properly.
4360 (fold_stmt_1): Insert conversion if necessary before replacing the RHS.
4362 2010-02-05 Nathan Froyd <froydnj@codesourcery.com>
4364 * config/rs6000/rs6000.c (rs6000_override_options): Invert check
4365 for rs6000_gen_cell_microcode.
4367 2010-02-04 Richard Guenther <rguenther@suse.de>
4369 PR rtl-optimization/42952
4370 * dse.c (const_or_frame_p): Remove MEM handling.
4372 2010-02-04 Nick Clifton <nickc@redhat.com>
4374 * config/mn10300/mn10300.c (TARGET_ASM_OUTPUT_MI_THUNK): Define.
4375 (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Define.
4376 (function_arg): Use NULL_RTX and FIRST_ARGUMENT_REGNUM.
4377 (mn10300_asm_output_mi_thunk): New function.
4378 (mn10300_can_output_mu_thunk): New function.
4379 * config/mn10300/mn10300.h (FIRST_ARGUMENT_REGNUM): Define.
4380 (FUNCTION_ARG_REGNO_P): Fix comment. Accept d0 and d1.
4381 (FUNCTION_ARG): Delete incorrect comment.
4383 2010-02-03 Jason Merrill <jason@redhat.com>
4386 * fold-const.c (operand_equal_p): Handle erroneous types.
4388 2010-02-03 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
4390 * config/h8300/h8300.md (can_delay): Fix attibute condition.
4392 2010-02-03 Vladimir Makarov <vmakarov@redhat.com>
4394 PR rtl-optimization/42941
4395 * sched-deps.c (setup_insn_reg_pressure_info): Use xcalloc instead
4398 2010-02-03 Jason Merrill <jason@redhat.com>
4401 * builtins.c (c_strlen): Use EXPR_LOCATION in diagnostics.
4403 2010-02-03 Alexandre Oliva <aoliva@redhat.com>
4406 * cselib.h (struct cselib_val_struct): Add uid. Rename value to hash.
4407 (cselib_reset_table): Renamed from...
4408 (cselib_reset_table_with_next_value): ... this.
4409 (cselib_get_next_uid): Renamed from...
4410 (cselib_get_next_unknown_value): ... this.
4411 * cselib.c (next_uid): Renamed from...
4412 (next_unknown_value): ... this.
4413 (cselib_clear_table): Adjust.
4414 (cselib_reset_table): Adjust. Renamed from...
4415 (cselib_reset_table_with_next_value): ... this.
4416 (cselib_get_next_uid): Adjust. Renamed from...
4417 (cselib_get_next_unknown_value): ... this.
4418 (get_value_hash): Use hash.
4419 (cselib_hash_rtx): Likewise.
4420 (new_cselib_val): Adjust. Set and dump uid.
4421 (cselib_lookup_mem): Pass next_uid as hash.
4422 (cselib_subst_to_values): Likewise.
4423 (cselib_log_lookup): Dump uid.
4424 (cselib_lookup): Pass next_uid as hash. Adjust.
4425 (cselib_process_insn): Adjust.
4426 (cselib_init): Initialize next_uid.
4427 (cselib_finish): Adjust.
4428 (dump_cselib_table): Likewise.
4429 * dse.c (canon_address): Dump value uid.
4430 * print-rtl.c (print_rtx): Print value uid.
4431 * var-tracking.c (VARIABLE_HASH_VAL): Dropped.
4433 (dv_uid): New function, sort of renamed from...
4434 (dv_htab_hash): ... this, reimplemented in terms of it and...
4435 (dv_uid2hash): ... this. New.
4436 (variable_htab_eq): Drop excess assertions.
4437 (tie_break_pointers): Removed.
4438 (canon_value_cmp): Compare uids.
4439 (variable_post_merge_New_vals): Print uids.
4440 (vt_add_function_parameters): Adjust.
4441 (vt_initialize): Reset table. Adjust.
4443 2010-02-03 Richard Guenther <rguenther@suse.de>
4445 PR tree-optimization/42944
4446 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Handle calloc.
4447 (call_may_clobber_ref_p_1): Likewise. Properly handle
4448 malloc and calloc clobbering errno.
4450 2010-02-03 Steven Bosscher <steven@gcc.gnu.org>
4452 * doc/invoke.texi: Fix name of sched1 dump.
4454 * opts.c (decode_options): Set flag_tree_switch_conversion
4455 only conditionally on optimize >= 2.
4457 * gcse.c: Assorted comment fixes in pass description.
4459 2010-02-03 Anthony Green <green@moxielogic.com>
4461 * config/moxie/moxie.c (moxie_asm_trampoline_template): Introduce
4462 nop padding in order to maintain alignment of storage location of
4463 target function address.
4464 (moxie_trampoline_init): Store target function address at newly
4466 * config/moxie/moxie.h (TRAMPOLINE_ALIGNMENT): Increase alignment
4468 (TRAMPOLINE_SIZE): Increase size by 2 bytes for alignment padding.
4470 2010-02-03 Richard Guenther <rguenther@suse.de>
4473 * tree-cfg.c (verify_gimple_assign_binary): Fix shift verification.
4475 2010-02-03 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4477 * config.gcc: Reenable check for obsolete targets.
4478 Obsolete alpha*-dec-osf4*, alpha*-dec-osf5.0*, mips-sgi-irix5*,
4479 mips-sgi-irix6.[0-4]*.
4481 2010-02-02 Nick Clifton <nickc@redhat.com>
4483 * config/rx/rx.c (rx_is_legitimate_constant): Treat a maximum
4484 constant size of 4 as being the same as 0.
4485 * doc/invoke.texi (RX Options): Document that -mmax-constant-size
4486 can take values in the range 0..4.
4488 2010-02-02 Jack Howarth <howarth@bromo.med.uc.edu>
4491 * unwind-dw2-fde-darwin.c: Re-export _Unwind_FindEnclosingFunction()
4492 as _darwin10_Unwind_FindEnclosingFunction().
4493 * libgcc-libsystem.ver: New.
4495 2010-02-01 Vladimir Makarov <vmakarov@redhat.com>
4498 * sched-deps.c (sched_analyze_insn): Ignore fixed registers for
4499 implicitly set registers.
4501 2010-02-01 Richard Earnshaw <rearnsha@arm.com>
4503 * arm.c (FL_FOR_ARCH_7A): is also a superset of ARMv6K.
4504 (arm_override_options): Allow automatic selection of the thread
4505 pointer register if thumb2.
4506 (legitimize_pic_address): Improve code sequences for Thumb2.
4507 (arm_call_tls_get_addr): Likewise.
4508 (legitimize_tls_address): Likewise.
4509 * arm.md (pic_load_addr_arm): Delete. Replace with ...
4510 (pic_load_addr_32bit): ... this. New named pattern.
4511 * thumb2.md (pic_load_addr_thumb2): Delete.
4512 (pic_load_dot_plus_four): Delete.
4513 (tls_load_dot_plus_four): New named pattern.
4515 2010-02-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4518 * doc/install.texi (Specific): Add sparc-sun-solaris2.10 entry.
4519 Document fix for TLS bug.
4521 2010-01-31 Richard Guenther <rguenther@suse.de>
4523 * tree-sra.c (ptr_parm_has_direct_uses): Rewrite to be
4524 conservatively correct.
4526 2010-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4530 2010-01-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4532 * config/pa/t-slibgcc-dwarf-ver (SHLIB_SOVERSION): Bump by two.
4534 2010-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4536 * doc/install.texi: Update recommended GMP/MPFR/MPC versions.
4538 2010-01-31 Kai Tietz <kai.tietz@onevision.com>
4540 * config.gcc: Adjust order of makefile fragments for mingw targets.
4542 2010-01-31 Richard Guenther <rguenther@suse.de>
4545 * gimplify.c (gimplify_init_constructor): For volatile LHS
4546 initialize a temporary.
4548 2010-01-31 Matthias Klose <doko@ubuntu.com>
4550 * configure.ac: Fix __stack_chk_fail check for cross builds configured
4552 * configure: Regenerate.
4554 2010-01-29 Eric Botcazou <ebotcazou@adacore.com>
4556 * tree-ssa-alias.c (same_type_for_tbaa): Return -1 if the types have
4557 the same alias set and their sizes different constantness.
4558 (aliasing_component_refs_p): Revert 2009-10-24 change.
4560 2010-01-29 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4562 * config/sparc/sparc.c (sparc_elf_asm_named_section): Declare decl
4565 2010-01-29 Richard Guenther <rguenther@suse.de>
4567 * tree-ssa-ccp.c (ccp_fold_stmt): Unshare values we substitute.
4568 Assert we successfully updated the call.
4570 2010-01-29 Jakub Jelinek <jakub@redhat.com>
4572 PR rtl-optimization/42889
4573 * df.h (df_set_bb_dirty_nonlr): New prototype.
4574 * df-core.c (df_set_bb_dirty_nonlr): New function.
4575 * df-scan.c (df_insn_rescan): Call it instead of
4576 df_set_bb_dirty for DEBUG_INSNs.
4578 2010-01-29 Richard Guenther <rguenther@suse.de>
4581 * ipa-inline.c (cgraph_decide_inlining_incrementally): Avoid
4582 quadratic behavior in most cases.
4584 2010-01-28 Uros Bizjak <ubizjak@gmail.com>
4587 * config/i386/i386.c (ix86_expand_int_movcc): Convert tmp to SImode
4588 in the call to gen_x86_movsicc_0_m1.
4590 2010-01-28 Richard Guenther <rguenther@suse.de>
4592 PR tree-optimization/42871
4593 * tree-ssa-pre.c (phi_translate_set): Make sure to retain leaders.
4595 2010-01-28 Richard Guenther <rguenther@suse.de>
4597 * tree-ssa-ccp.c (ccp_fold_stmt): Fold calls and propagate
4598 into call arguments.
4600 2010-01-28 Richard Guenther <rguenther@suse.de>
4603 * tree-cfgcleanup.c (remove_forwarder_block): Do not remove
4604 the forwarder if the destination is an EH landing pad.
4606 2010-01-28 Razya Ladelsky <razya@il.ibm.com>
4608 * tree-parloops.c (transform_to_exit_first_loop): Update the basic
4609 block list passed to gimple_duplicate_sese_tail.
4610 (parallelize_loops): Avoid parallelization when the function
4612 Avoid parallelization when the preheader is IRREDUCIBLE.
4613 Try to optimize when estimated_loop_iterations_int is unresolved.
4614 Add the loop's location to the dump file.
4615 * tree-cfg.c (add_phi_args_after_redirect): Remove.
4616 (gimple_duplicate_sese_tail): Remove the check for the latch.
4617 Redirect nexits to the exit block.
4618 Remove handling of the incoming edges to the latch.
4619 Redirect the backedge from the copied latch to the exit bb.
4621 2010-01-28 Michael Matz <matz@suse.de>
4624 * config/i386/i386.c (ix86_expand_vector_init_duplicate):
4625 Wrap force_reg into a sequence, emit it before user.
4627 2010-01-28 Stephen Thomas <stephen.thomas@arm.com>
4629 * config/arm/arm.md (bswapsi2): Add support for bswapsi2.
4631 (arm_legacy_rev): Likewise.
4632 (thumb_legacy_rev): Likewise.
4634 2010-01-27 Jakub Jelinek <jakub@redhat.com>
4636 * dwarf2out.c (mem_loc_descriptor): Remove special casing of
4637 CONSTANT_POOL_ADDRESS_P SYMBOL_REFs. If for MEM recursive call
4638 on MEM's address failed, try avoid_constant_pool_reference and
4639 recurse if it returned something different.
4640 (loc_descriptor): If for MEM mem_loc_descriptor failed on the
4641 address, try avoid_constant_pool_reference and recurse if it
4642 returned something different.
4643 (dw_loc_list_1): If for MEM mem_loc_descriptor failed on the
4644 address and avoid_constant_pool_reference returned something
4645 different, don't set have_address.
4647 2010-01-27 Alexandre Oliva <aoliva@redhat.com>
4650 * var-tracking.c (val_store): Add modified argument, obey it.
4652 (count_uses): Move down logging of main.
4653 (compute_bb_dataflow): Use val_store for MO_VAL_USEs that
4654 don't need resolution.
4655 (emit_notes_in_bb): Likewise.
4657 2010-01-27 Richard Guenther <rguenther@suse.de>
4660 * tree-inline.c (remap_decl): Delay remapping of SSA name
4661 default definitions until we need them.
4663 2010-01-27 Jakub Jelinek <jakub@redhat.com>
4665 * config/rs6000/rs6000.c (TARGET_DELEGITIMIZE_ADDRESS): Redefine.
4666 (rs6000_delegitimize_address): New function.
4668 * config/s390/s390.c (s390_delegitimize_address): Call
4669 delegitimize_mem_from_attrs.
4672 * tree-inline.c (cannot_copy_type_1): Removed.
4673 (copy_forbidden): Don't forbid copying of functions containing
4674 records/unions with variable length fields.
4676 2010-01-27 Christian Bruel <christian.bruel@st.com>
4680 * config/sh/sh.c (find_barrier): Increase length for non delayed
4681 conditional branches.
4683 2010-01-27 Matthias Klose <doko@ubuntu.com>
4685 * configure.ac (gnu-unique-object): Fix ldd version check.
4686 * configure: Regenerate.
4688 2010-01-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4690 * config/sparc/sparc.c (sparc_elf_asm_named_section): Test for
4692 * config/sparc/sysv4.h [HAVE_GNU_AS] (TARGET_ASM_NAMED_SECTION):
4693 Test for HAVE_GNU_AS value.
4695 2010-01-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4697 * config.gcc (mips-sgi-irix[56]*): Set use_gcc_stdint.
4698 * config/mips/iris.h (INT8_TYPE, INT16_TYPE, INT32_TYPE,
4699 INT64_TYPE): Define.
4700 (UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE): Define.
4701 (INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
4702 INT_LEAST64_TYPE): Define.
4703 (UINT_LEAST8_TYPE, UINT_LEAST16_TYPE, UINT_LEAST32_TYPE,
4704 UINT_LEAST64_TYPE): Define.
4705 (INT_FAST8_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE)
4706 INT_FAST64_TYPE): Define.
4707 (UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
4708 UINT_FAST64_TYPE): Define.
4709 (INTMAX_TYPE, UINTMAX_TYPE): Define.
4710 (INTPTR_TYPE, UINTPTR_TYPE): Define.
4711 (SIG_ATOMIC_TYPE): Define.
4713 2010-01-26 Richard Guenther <rguenther@suse.de>
4715 * df-scan.c (df_scan_set_bb_info): Remove assert.
4716 (df_insn_rescan_debug_internal): Merge asserts.
4717 (df_install_ref): Likewise.
4718 (df_mark_reg): Use bitmap_set_range.
4719 (df_hard_reg_used_p): Remove assert.
4720 (df_hard_reg_used_count): Likewise.
4722 2010-01-26 Richard Guenther <rguenther@suse.de>
4724 PR rtl-optimization/42685
4725 * web.c (web_main): Ignore DEBUG_INSNs.
4727 2010-01-26 Joern Rennecke <amylaar@spamcop.net>
4729 * doc/tm.texi (TARGET_HANDLE_C_OPTION): Explain arguments.
4731 (TARGET_RESOLVE_OVERLOADED_BUILTIN): Add loc parameter.
4732 Fix types of fndecl and arglist parameters.
4734 2010-01-26 Richard Guenther <rguenther@suse.de>
4737 * tree-eh.c (unsplit_eh): Skip debug insns.
4739 2010-01-26 Richard Guenther <rguenther@suse.de>
4741 PR tree-optimization/42250
4742 * ipa-type-escape.c (type_escape_execute): Do not analyze clones.
4744 2010-01-26 Jakub Jelinek <jakub@redhat.com>
4747 * omp-low.c (expand_omp_sections): Only use single_pred if
4748 l2_bb is single_pred_p.
4750 2010-01-25 Christian Bruel <christian.bruel@st.com>
4753 * config/sh/sh.c (find_barrier): Increase length for non delayed
4754 conditional branches.
4755 (sh_insn_length_adjustment): Use JUMP_TABLE_DATA_P.
4757 2010-01-24 David S. Miller <davem@davemloft.net>
4759 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Only
4760 define if not using GAS.
4761 * config/sparc/sparc.c (sparc_elf_asm_named_section):
4762 Likewise. Delete SECTION_MERGE code, which is only applicable
4765 2010-01-24 Mark Mitchell <mark@codesourcery.com>
4768 * config/arm/arm.c (arm_mangle_type): Do not warn about changes to
4769 mangling of va_list in system headers.
4771 2010-01-23 Toon Moene <toon@moene.org>
4773 * tree-predcom.c (combine_chains): Return NULL, not false.
4775 2010-01-23 Joern Rennecke <amylaar@spamcop.net>
4777 * tree-loop-distribution.c (distribute_loop): Fix declaration and
4778 initialization of variable res to agree with return type.
4780 2010-01-22 Steve Ellcey <sje@cup.hp.com>
4782 * Makefile.in (tree-sra.o): Add $(EXPR_H) dependency.
4783 * tree-sra.c: Add include of expr.h.
4785 2010-01-22 Jakub Jelinek <jakub@redhat.com>
4787 * tree-into-ssa.c (maybe_register_def): If stmt ends the bb,
4788 insert the debug stmt on the single non-EH edge from the stmt.
4790 2010-01-22 Richard Henderson <rth@redhat.com>
4793 * tree-sra.c (sra_modify_assign): Delay re-gimplification of
4794 the RHS until after generate_subtree_copies has insertted its
4795 code before the current statement.
4797 2010-01-22 Joern Rennecke <amylaar@spamcop.net>
4799 * doc/tm.texi (TARGET_MIN_DIVISIONS_FOR_RECIP_MUL): Fix return type.
4801 * gcc-plugin.h (plugin_init): Use "C" likage for c++.
4803 2010-01-21 Martin Jambor <mjambor@suse.cz>
4805 PR tree-optimization/42585
4806 * tree-sra.c (struct access): New field grp_total_scalarization.
4807 (dump_access): Dump the new field.
4808 (should_scalarize_away_bitmap): New variable.
4809 (cannot_scalarize_away_bitmap): Likewise.
4810 (sra_initialize): Allocate new bitmaps.
4811 (sra_deinitialize): Free new bitmaps.
4812 (create_access_1): New function.
4813 (create_access): Parts moved to create_access_1.
4814 (type_consists_of_records_p): New function.
4815 (completely_scalarize_record): Likewise.
4816 (build_access_from_expr): Set bit in cannot_scalarize_away_bitmap.
4817 (build_accesses_from_assign): Set bits in should_scalarize_away_bitmap.
4818 (sort_and_splice_var_accesses): Hint groups with a total_scalarization
4820 (analyze_all_variable_accesses): Completely scalarize small eligible
4823 2010-01-21 Martin Jambor <mjambor@suse.cz>
4825 * tree-sra.c (build_ref_for_offset_1): Allow for zero size fields.
4827 2010-01-21 Andrew Haley <aph@redhat.com>
4829 * gcc.c (process_command): Move lang_specific_driver before
4830 setting cc_libexec_prefix.
4832 2010-01-21 Richard Guenther <rguenther@suse.de>
4835 * fold-const.c (negate_expr_p): Pretend only negative
4836 real constants are easily negatable.
4838 2010-01-20 Janis Johnson <janis187@us.ibm.com>
4839 Jason Merrill <jason@redhat.com>
4841 * tree.h (TYPE_TRANSPARENT_UNION): Replace with ...
4842 (TYPE_TRANSPARENT_AGGR): this, for union and record.
4843 * calls.c (initialize argument_information): Handle it.
4844 * c-common.c (handle_transparent_union_attribute): Use new name.
4845 * c-decl.c (finish_struct): Ditto.
4846 * c-typeck.c (type_lists_compatible_p): Ditto.
4847 (convert_for_assignment): Use new name and also handle record.
4848 * function.c (aggregate_value_p): Handle it.
4849 (pass_by_reference): Ditto.
4850 (assign_parm_data_types): Ditto.
4851 * print-tree.c (print_node): Ditto.
4852 * lto-streamer-in.c (unpack_ts_type_value_fields): Ditto.
4853 * lto-streamer-out.c (pack_ts_type_value_fields): Ditto.
4854 * tree.c (first_field): New fn.
4856 2010-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
4859 * config/i386/cygwin.h (CXX_WRAP_SPEC_LIST): Always apply wrappers,
4860 even when linking statically, for now.
4862 2010-01-20 Alexandre Oliva <aoliva@redhat.com>
4865 * var-tracking.c (use_type): Choose MO_VAL_SET for REGs set
4866 without a cselib val.
4867 (count_uses): Accept MO_VAL_SET with no val on stores.
4868 (add_stores): Likewise.
4870 2010-01-20 Jakub Jelinek <jakub@redhat.com>
4872 * var-tracking.c (check_value_val): Add a compile time assertion.
4873 (dv_is_decl_p): Simplify.
4874 (dv_as_decl, dv_as_value, dv_from_decl, dv_from_value): Only use
4875 gcc_assert if ENABLE_CHECKING.
4877 2010-01-20 Alexandre Oliva <aoliva@redhat.com>
4880 * var-tracking.c: Include tree-flow.h.
4881 (mem_dies_at_call): New.
4882 (dataflow_set_preserve_mem_locs): Use it.
4883 (dataflow_set_remove_mem_locs): Likewise.
4884 (dump_var): Renamed from dump_variable. Adjust all callers.
4885 (dump_var_slot): Renamed from dump_variable_slot. Likewise.
4886 * Makefile.in (var-tracking.o): Adjust deps.
4888 2010-01-20 Joern Rennecke <amylaar@spamcop.net>
4890 * doc/tm.texi (TARGET_SCHED_SET_SCHED_FLAGS): Fix argument list.
4892 2010-01-20 Richard Guenther <rguenther@suse.de>
4894 PR tree-optimization/42717
4895 * tree-ssa-dce.c (get_live_post_dom): Remove.
4896 (forward_edge_to_pdom): Take an arbitrary edge to copy
4897 degenerate PHI args from.
4898 (remove_dead_stmt): Use the first post-dominator even if it
4899 does not contain live statements as redirection destination.
4901 2010-01-20 Richard Guenther <rguenther@suse.de>
4903 * tree-inline.c (estimate_num_insns): Handle EH builtins.
4905 2010-01-20 Jakub Jelinek <jakub@redhat.com>
4907 * sel-sched.c (create_speculation_check): Remove set but not used
4909 (try_transformation_cache): Remove set but not used variable ds.
4910 (calculate_privileged_insns): Remove set but not used variables
4911 cur_insn and min_spec_insn.
4912 (find_best_expr): Remove set but not used variable avail_n.
4913 * tree-predcom.c (base_names_in_chain_on): Remove set but not used
4915 * cgraphunit.c (assemble_thunk): Remove set but not used variable
4917 * haifa-sched.c (remove_notes): Remove set but not used variable prev.
4918 * graphite-clast-to-gimple.c (gloog): Remove set but not used variable
4921 2010-01-20 Felyza Wishbringer <fwishbringer@gmail.com>
4924 * config.gcc (i[34567]86-*-*): Fix handling of athlon64 and athlon-fx
4925 cpu types. Add support for *-sse3 cpu types.
4926 (x86_64-*-*): Ditto.
4928 2010-01-20 Jakub Jelinek <jakub@redhat.com>
4931 * varasm.c (narrowing_initializer_constant_valid_p): Add CACHE
4932 argument, call initializer_constant_valid_p_1 instead of
4933 initializer_constant_valid_p, pass CACHE to it, return NULL
4934 immediately if first call returns NULL.
4935 (initializer_constant_valid_p_1): New function.
4936 (initializer_constant_valid_p): Use it.
4938 2010-01-20 Thomas Quinot <quinot@adacore.com>
4940 * tree.def (PLACEHOLDER_EXPR): Fix comment.
4942 2010-01-20 Jakub Jelinek <jakub@redhat.com>
4944 * dwarf2out.c (mem_loc_descriptor): Use DW_OP_mod for UMOD instead
4945 of MOD, handle MOD using DW_OP_{over,over,div,mul,minus}.
4946 (loc_list_from_tree): Don't handle unsigned division. Handle
4947 signed modulo using DW_OP_{over,over,div,mul,minus}.
4948 * unwind-dw2.c (execute_stack_op): Handle DW_OP_mod using unsigned
4949 modulo instead of signed.
4951 2010-01-20 DJ Delorie <dj@redhat.com>
4953 * config/h8300/h8300.c (F): Add "in_epilogue" flag.
4955 (h8300_emit_stack_adjustment): Propogate it.
4957 (h8300_expand_prologue): Likewise.
4958 (h8300_expand_epilogue): Likewise.
4960 2010-01-19 Michael Matz <matz@suse.de>
4962 PR tree-optimization/41783
4963 * tree-data-ref.c (toplevel): Include flags.h.
4964 (dump_data_dependence_relation): Also dump the inputs if the
4965 result will be unknown.
4966 (split_constant_offset_1): Look through some conversions.
4967 * tree-predcom.c (determine_roots_comp): Restart a new chain if
4968 the offset from last element is too large.
4969 (ref_at_iteration): Deal also with MISALIGNED_INDIRECT_REF.
4970 (reassociate_to_the_same_stmt): Handle vector registers.
4971 * tree-vect-data-refs.c (vect_equal_offsets): Handle unary operations
4973 * tree-vect-loop-manip.c (vect_gen_niters_for_prolog_loop): Add
4974 wide_prolog_niters argument, emit widening instructions.
4975 (vect_do_peeling_for_alignment): Adjust caller, use widened
4976 variant of the iteration cound.
4977 * Makefile.in (tree-data-ref.o): Add $(FLAGS_H).
4979 2010-01-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
4982 * config/arm/neon-testgen.m (emit_automatics): New parameter
4983 features. Adjust for Fixed_return_reg feature.
4984 (test_intrinsic): Call emit_automatics with new feature.
4985 * config/arm/neon.ml: Update copyright years.
4986 (features): New Fixed_return_reg feature.
4987 (ops): Update feature for Vget_low.
4989 2010-01-19 Jakub Jelinek <jakub@redhat.com>
4991 PR tree-optimization/42719
4992 * tree-outof-ssa.c (trivially_conflicts_p): Don't consider debug
4996 * fwprop.c (all_uses_available_at): Return false if def_set dest
4997 is a REG that is used in def_insn.
4999 2010-01-19 Joern Rennecke <amylaar@spamcop.net>
5001 * doc/tm.texi (TARGET_FIXED_CONDITION_CODE_REGS): Add argument names.
5003 (TARGET_CC_MODES_COMPATIBLE): Put return value in braces.
5006 (TARGET_SCHED_INIT_SCHED_CONTEXT): Clarify language.
5008 * target.h (struct gcc_target) <secondary_reload>: Change type
5009 of last argument to secondary_reload_info *.
5011 2010-01-18 Uros Bizjak <ubizjak@gmail.com>
5014 * config/alpha/predicates.md (aligned_memory_operand): Return 0 for
5015 memory references with unaligned offsets. Remove CQImode handling.
5016 (unaligned_memory_operand): Return 1 for memory references with
5017 unaligned offsets. Remove CQImode handling.
5019 2010-01-18 Richard Guenther <rguenther@suse.de>
5022 * cfgexpand.c (expand_call_stmt): TER pointer arguments in
5025 2010-01-18 Richard Guenther <rguenther@suse.de>
5027 PR tree-optimization/42781
5028 * tree-ssa-structalias.c (find_what_var_points_to): Skip
5029 restrict processing only if the original variable was artificial.
5031 2010-01-18 Joern Rennecke <amylaar@spamcop.net>
5033 * doc/tm.texi (TARGET_ASM_FUNCTION_EPILOGUE): Update text on where to
5034 find number of popped argument bytes.
5036 (TARGET_INVALID_WITHIN_DOLOOP): Put return value in braces.
5037 Fix the text that describes the return value for invalid insns.
5039 (TARGET_SCHED_NEEDS_BLOCK_P): Fix return type. Fix argument list.
5041 (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Fix argument types.
5042 Clarify what 'cost of the -dependence' is. Fix quoting.
5044 * toplev.c (default_get_pch_validity): Rename argument to "sz".
5045 * doc/tm.texi (TARGET_GET_PCH_VALIDITY): Likewise.
5047 2010-01-17 Jakub Jelinek <jakub@redhat.com>
5049 * dwarf2out.c (mem_loc_descriptor): Don't ICE on
5050 {S,U}S_{PLUS,MINUS,NEG,ABS,ASHIFT}.
5052 2010-01-17 Richard Guenther <rguenther@suse.de>
5055 * function.c (split_complex_args): Take a VEC to modify.
5056 (assign_parms_augmented_arg_list): Build a VEC instead of
5057 a chain of PARM_DECLs.
5058 (assign_parms_unsplit_complex): Take a VEC of arguments.
5059 Do not fixup unmodified parms.
5060 (assign_parms): Deal with the VEC.
5061 (gimplify_parameters): Likewise.
5063 2010-01-17 Richard Guenther <rguenther@suse.de>
5065 * tree-ssa-uncprop.c (uncprop_into_successor_phis): Fix PHI
5066 node existence check.
5067 * tree-vect-loop.c (vect_analyze_loop_form): Likewise.
5068 * tree-cfgcleanup.c (merge_phi_nodes): Likewise.
5069 * tree-ssa-dce.c (forward_edge_to_pdom): Likewise.
5070 * tree-cfg.c (gimple_execute_on_growing_pred): Likewise.
5071 (gimple_execute_on_growing_pred): Likewise.
5073 2010-01-17 Richard Guenther <rguenther@suse.de>
5075 PR tree-optimization/42773
5076 * tree-ssa-pre.c (phi_translate_set): Fix check for PHI node existence.
5077 (compute_antic_aux): Likewise.
5078 (compute_partial_antic_aux): Likewise.
5080 2010-01-17 Jie Zhang <jie.zhang@analog.com>
5083 * dwarf2out.c (mem_loc_descriptor): Handle SS_TRUNCATE
5086 2010-01-17 Joern Rennecke <amylaar@spamcop.net>
5088 * doc/tm.texi (TARGET_INIT_LIBFUNCS): Put @findex entries in order of
5091 (TARGET_LEGITIMATE_ADDRESS_P): Add return type.
5092 Fix markup for strict argument.
5094 (TARGET_SCHED_REORDER2): Fix argument types.
5096 (TARGET_SCHED_DFA_PRE_CYCLE_INSN): Fix return type.
5097 (TARGET_SCHED_DFA_POST_CYCLE_INSN): Likewise.
5099 (TARGET_SCHED_DFA_PRE_ADVANCE_CYCLE): Fix name.
5100 (TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Likewise.
5102 (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD):
5105 (TARGET_SCHED_ALLOC_SCHED_CONTEXT): Remove duplicate documentation.
5106 (TARGET_SCHED_INIT_SCHED_CONTEXT): Likewise.
5107 (TARGET_SCHED_SET_SCHED_CONTEXT): Likewise.
5108 (TARGET_SCHED_CLEAR_SCHED_CONTEXT): Likewise.
5109 (TARGET_SCHED_FREE_SCHED_CONTEXT): Likewise.
5111 (TARGET_SCHED_SET_SCHED_CONTEXT): Fix typo.
5113 (TARGET_SCHED_GEN_SPEC_CHECK): Fix name.
5115 (TARGET_ASM_RELOC_RW_MASK): Add return type.
5116 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Fix return type.
5118 (TARGET_STRIP_NAME_ENCODING): Fix markup of return type and parameter.
5120 (TARGET_ASM_FILE_START): Put @findex before paragraph start.
5123 (TARGET_ASM_NAMED_SECTION): Fix argument list.
5125 (TARGET_HAVE_NAMED_SECTIONS): Use @deftypevr.
5126 (TARGET_HAVE_SWITCHABLE_BSS_SECTIONS): Likewise.
5128 (TARGET_ASM_RECORD_GCC_SWITCHES_SECTION): Use @deftypevr.
5130 (TARGET_ASM_ASSEMBLE_VISIBILITY): Fix argument types.
5132 (TARGET_ASM_MARK_DECL_PRESERVED): Fix argument and markup
5133 referring to it. Fix language.
5135 (TARGET_HAVE_CTORS_DTORS): Use @deftypevr.
5137 (TARGET_ASM_FINAL_POSTSCAN_INSN): Adjust name of first argument.
5139 (TARGET_ASM_EMIT_UNWIND_LABEL): Add argument types.
5141 (TARGET_ASM_EMIT_EXCEPT_TABLE_LABEL): Add type to argument.
5143 (TARGET_UNWIND_EMIT): Remove space between 'FILE *' and
5144 '@var{stream}. Remove stray 'and'.
5146 (TARGET_ARM_EABI_UNWINDER): Use @deftypevr.
5148 (TARGET_ASM_OUTPUT_DWARF_DTPREL): Adjust name of first argument.
5150 (TARGET_SET_DEFAULT_TYPE_ATTRIBUTES): Add missing article.
5152 (TARGET_OPTION_VALID_ATTRIBUTE_P): Fix name, it was
5153 misspelled as TARGET_VALID_OPTION_ATTRIBUTE_P.
5155 (TARGET_GET_PCH_VALIDITY): Put 'void *' in braces.
5156 Fix description of return value.
5157 Rename argument "sz" to "len."
5159 (TARGET_CXX_GUARD_MASK_BIT): Add missing article.
5160 Clarify meaning of 'true' return value.
5162 (TARGET_SHIFT_TRUNCATION_MASK): Fix return type.
5164 (TARGET_MODE_REP_EXTENDED): Fix two inconsisent uses of
5165 rep_mode versus mode_rep.
5167 (TARGET_HANDLE_PRAGMA_EXTERN_PREFIX): Document.
5169 (TARGET_BUILTIN_DECL): Fix name.
5171 (TARGET_COMMUTATIVE_P): Fix type of first argument.
5173 (TARGET_SET_CURRENT_FUNCTION): Mention possibility of cfun being NULL.
5175 (TARGET_BRANCH_TARGET_REGISTER_CLASS): Fix return type.
5177 (TARGET_USE_LOCAL_THUNK_ALIAS_P): Document as macro instead of hook.
5179 (TARGET_RELAXED_ORDERING): Use @deftypevr.
5181 (TARGET_GET_DRAP_RTX): Note that this is a hook.
5184 (TARGET_BUILTIN_RECIPROCAL): Fix argument types.
5185 Rename argument tm_fn to md_fn.
5187 (TARGET_OPTION_PRINT): Fix argument list.
5189 2010-01-16 Harsha Jagasia <harsha.jagasia@amd.com>
5192 * config/i386/i386.c (ix86_fixup_binary_operands):
5193 Revert FMA4 fixup of operands.
5195 2010-01-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5198 * Makefile.in (write_entries_to_file, install-plugin):
5199 Use \012 instead of \n with tr.
5201 2010-01-16 Richard Sandiford <r.sandiford@uk.ibm.com>
5203 * configure.ac (HAVE_AS_REF): New C macro.
5204 * configure: Regenerate.
5205 * config.in: Likewise.
5206 * collect2.c (main): Only postpone SCAN_DWEH to the second pass
5208 * config/rs6000/aix.h (ASM_OUTPUT_DWARF_TABLE_REF): Only define
5211 2010-01-16 Joern Rennecke <amylaar@spamcop.net>
5213 * doc/tm.texi (TARGET_USE_BLOCKS_FOR_CONSTANT_P): Fix argument types.
5215 (TARGET_SUPPORT_VECTOR_MISALIGNMENT): Fix argument types.
5217 (TARGET_USE_ANCHORS_FOR_SYMBOL_P): Fix argument types.
5219 (TARGET_SCHED_ALLOC_SCHED_CONTEXT): Put 'void *' in braces.
5221 (TARGET_IN_SMALL_DATA_P): Fix argument type.
5223 (TARGET_BINDS_LOCAL_P): Fix argument type.
5225 (TARGET_ASM_FILE_END): Use prototype.
5227 (TARGET_ASM_RECORD_GCC_SWITCHES): Don't put 'int' in braces.
5229 (TARGET_DWARF_CALLING_CONVENTION): Fix argument type.
5231 (TARGET_COMP_TYPE_ATTRIBUTES): Fix argument types.
5233 (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): Fix argument type.
5235 (TARGET_EMUTLS_VAR_ALIGN_FIXED): Don't put 'bool' in braces.
5236 (TARGET_EMUTLS_DEBUG_FORM_TLS_ADDRESS): Likewise.
5238 (TARGET_PCH_VALID_P): Put 'const char *' in braces.
5239 (TARGET_CHECK_PCH_TARGET_FLAGS): Likewise.
5241 (TARGET_ADDR_SPACE_LEGITIMATE_ADDRESS_P): Don't put 'bool' in braces.
5242 (TARGET_ADDR_SPACE_SUBSET_P): Likewise.
5243 (TARGET_ADDR_SPACE_LEGITIMIZE_ADDRESS): Don't put 'rtx' in braces.
5244 (TARGET_ADDR_SPACE_CONVERT): Likewise.
5246 (TARGET_CASE_VALUES_THRESHOLD): Put 'unsigned int' in braces.
5248 (TARGET_MACHINE_DEPENDENT_REORG: Use prototype.
5250 (TARGET_INIT_BUILTINS): Use prototype.
5252 (TARGET_INVALID_ARG_FOR_UNPROTOTYPED_FN):
5253 Put 'const char *' in braces. Fix parameter types.
5254 (TARGET_INVALID_CONVERSION): Fix parameter types.
5255 (TARGET_INVALID_UNARY_OP, TARGET_INVALID_BINARY_OP): Likewise.
5256 (TARGET_INVALID_PARAMETER_TYPE, TARGET_INVALID_RETURN_TYPE): Likewise.
5258 (TARGET_PROMOTED_TYPE): Remove braces around 'tree'.
5261 (TARGET_CONVERT_TO_TYPE): Remove braces around 'tree'.
5263 (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): Remove braces around 'bool'.
5265 2010-01-15 Joern Rennecke <amylaar@spamcop.net>
5267 * doc/tm.texi (TARGET_HELP): Fix return type.
5269 (TARGET_PROMOTE_FUNCTION_MODE): Put 'enum machine_mode'
5270 in braces. Fix argument types.
5272 (TARGET_LIBGCC_CMP_RETURN_MODE): Use prototype.
5274 (TARGET_LIBGCC_SHIFT_COUNT_MODE): Use prototype.
5276 (TARGET_MS_BITFIELD_LAYOUT_P): Fix argument type.
5278 (TARGET_DECIMAL_FLOAT_SUPPORTED_P): Don't put 'bool' in braces.
5279 (TARGET_FIXED_POINT_SUPPORTED_P): Likewise.
5281 (TARGET_MANGLE_TYPE): Fix argument types.
5283 (TARGET_IRA_COVER_CLASSES): Use prototype.
5285 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Fix return type. Use prototype.
5287 (TARGET_CAN_ELIMINATE): Use identifiers for argument names.
5289 (TARGET_PROMOTE_PROTOTYPES): Fix argument type.
5291 (TARGET_MUST_PASS_IN_STACK): Fix argument type.
5293 (TARGET_CALLEE_COPIES): Fix argument types.
5295 (TARGET_SPLIT_COMPLEX_ARG): Fix argument type.
5297 (TARGET_GIMPLIFY_VA_ARG_EXPR): Fix argument types.
5299 (TARGET_FUNCTION_VALUE): Fix argument types.
5301 (TARGET_RETURN_IN_MSB): Fix argument type.
5303 (TARGET_RETURN_IN_MEMORY): Fix argument types.
5305 (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Fix argument types.
5307 (TARGET_EXTRA_LIVE_ON_ENTRY): Fix argument type.
5309 (TARGET_STRICT_ARGUMENT_NAMING): Make literal in text
5310 agree with return type.
5312 (TARGET_PRETEND_OUTGOING_VARARGS_NAMED): Add Prototype.
5314 2010-01-15 Jing Yu <jingyu@google.com>
5316 PR rtl-optimization/42691
5317 * combine.c (try_combine): Set changed_i3_dest to 1 when I2 and I3 set
5318 a pseudo to a constant and are merged, and adjust comments.
5320 2010-01-15 Eric Botcazou <ebotcazou@adacore.com>
5322 * config/i386/sse.md (avx_vperm2f128<mode>3): Fix typo.
5324 2010-01-15 Richard Guenther <rguenther@suse.de>
5327 * tree-cfgcleanup.c (remove_forwarder_block): Move destination
5328 labels of computed or non-local gotos to the destination.
5329 * tree-cfg.c (gimple_verify_flow_info): Verify that a EH
5330 landing pad label is the first label.
5332 2010-01-15 Richard Guenther <rguenther@suse.de>
5334 * tree-ssa-loop-im.c (gen_lsm_tmp_name): Fix bogus fallthru.
5336 2010-01-14 Michael Meissner <meissner@linux.vnet.ibm.com>
5339 * config/rs6000/rs6000.md (sqrtdf2): Split into expander and insn
5340 to allow generation of the xssqrtdp instruction on power7.
5341 (sqrtdf2_fpr): Ditto.
5343 2010-01-14 Jakub Jelinek <jakub@redhat.com>
5346 * c-decl.c (finish_function): Don't emit -Wreturn-type warnings in
5347 functions with noreturn attribute.
5350 * varasm.c (declare_weak): Add weak attribute to decl if it
5351 doesn't have one already.
5352 (assemble_external): Only add decls to weak_decls if they also
5353 have weak attribute.
5355 2010-01-14 Alexandre Oliva <aoliva@redhat.com>
5357 * var-tracking.c (var_reg_delete): Don't delete the association
5358 between REGs and values or one-part variables if the register
5361 2010-01-14 Jakub Jelinek <jakub@redhat.com>
5364 * tree-inline.c (copy_debug_stmt): Don't reset debug stmt just
5365 because its first operand is a non-localized variable.
5367 2010-01-14 Martin Jambor <mjambor@suse.cz>
5369 PR tree-optimization/42706
5370 * tree-sra.c (encountered_recursive_call): New variable.
5371 (encountered_unchangable_recursive_call): Likewise.
5372 (sra_initialize): Initialize both new variables.
5373 (callsite_has_enough_arguments_p): New function.
5374 (scan_function): Call decl and flags check only for IPA-SRA, check
5375 whether there is a recursive call and whether it has enough arguments.
5376 (all_callers_have_enough_arguments_p): New function.
5377 (convert_callers): Look for recursive calls only when
5378 encountered_recursive_call is set.
5379 (ipa_early_sra): Bail out either if
5380 !all_callers_have_enough_arguments_p or
5381 encountered_unchangable_recursive_call.
5383 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
5385 * sel-sched.c: Add 2010 to copyright years.
5386 * sel-sched-ir.c: Likewise.
5387 * sel-sched-ir.h: Likewise.
5389 2010-01-14 Martin Jambor <mjambor@suse.cz>
5391 PR tree-optimization/42714
5392 * tree-sra.c (sra_ipa_modify_assign): Handle incompatible-type
5393 constructors specially.
5395 2010-01-14 Andi Kleen <ak@linux.intel.com>
5397 * config/i386/drivers-i386.c (detect_caches_intel):
5398 Add l2sizekb parameter and fill in.
5399 (host_detect_local_cpu): Add l2sizekb, fill in.
5400 Add Atom small cache heuristic.
5402 2010-01-14 Andi Kleen <ak@linux.intel.com>
5404 * config/i386/drivers-i386.c (detect_caches_cpuid4):
5405 Add level3 parameter and fill in.
5406 (detect_caches_intel): Handle level3 cache.
5408 2010-01-14 Andi Kleen <ak@linux.intel.com>
5410 * config/i386/drivers-i386.c (host_detect_local_cpu):
5411 Fix core duo detection.
5413 2010-01-14 Andi Kleen <ak@linux.intel.com>
5415 * config/i386/drivers-i386.c (host_detect_local_cpu):
5418 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
5420 * config/rs6000/rs6000.c (rs6000_variable_issue): Rename to...
5421 (rs6000_variable_issue_1): this. Use...
5422 (rs6000_variable_issue): here. Reimplement. Print debug info.
5424 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
5426 * sel-sched-ir.c (sel_restore_other_notes): Rename to
5427 sel_restore_notes. Update all callers. Call reemit_notes
5430 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
5432 PR rtl-optimization/42246
5433 * sel-sched-ir.h (get_all_loop_exits): Include exits from inner
5436 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
5438 * sel-sched.c (compute_av_set_at_bb_end): Do not test that number of
5439 all successors is the same as number of successors in current region.
5441 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
5443 * sel-sched.c (maybe_emit_renaming_copy): Exit early when expression
5444 to rename is not separable. Otherwise check that its LHS is not NULL.
5446 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
5448 * sel-sched.c (choose_best_reg_1): Loop over all regs for mode.
5450 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
5452 * sel-sched.c (mark_unavailable_hard_regs): Do not try to search
5453 available registers when failed to discover LHS register class.
5454 Fix indentation. Update comment.
5456 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
5457 Alexander Monakov <amonakov@ispras.ru>
5459 PR rtl-optimization/42389
5460 * sel-sched.c (advance_one_cycle): Set FENCE_ISSUE_MORE
5462 (advance_state_on_fence): Likewise.
5463 (sel_target_adjust_priority): Print debug output only when
5464 sched_verbose >= 4, not 2.
5465 (get_expr_cost): Do not issue all unique insns on the next cycle.
5466 (fill_insns): Initialize can_issue_more from the value saved
5468 * sel-sched-ir.c (flist_add): New parameter issue_more.
5469 Init FENCE_ISSUE_MORE with it.
5470 (merge_fences): Likewise.
5471 (init_fences): Update call to flist_add.
5472 (add_to_fences, add_clean_fence_to_fences)
5473 (add_dirty_fence_to_fences): Likewise.
5474 (move_fence_to_fences): Update call to merge_fences.
5475 (invoke_reorder_hooks): Do not reset can_issue_more on insns from
5477 * sel-sched-ir.h (struct _fence): New field issue_more.
5478 (FENCE_ISSUE_MORE): New accessor macro.
5480 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
5482 PR rtl-optimization/42388
5483 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not delete empty blocks
5484 that have no predecessors nor successors. Do not call move_bb_info
5485 for empty blocks outside of current region.
5487 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
5489 PR rtl-optimization/42294
5490 * sel-sched-ir.h (struct _sel_insn_data): Update comment.
5491 * sel-sched.c (move_exprs_to_boundary): Transitively add all
5492 originators' originators.
5494 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
5496 PR rtl-optimization/39453
5497 PR rtl-optimization/42246
5498 * sel-sched-ir.c (considered_for_pipelining_p): Do not test
5500 (sel_add_loop_preheaders): Add preheader to last_added_blocks.
5502 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
5503 Alexander Monakov <amonakov@ispras.ru>
5506 * sel-sched-ir.c (sel_recompute_toporder): New. Use it...
5507 (maybe_tidy_empty_bb): ... here. Make static. Add new
5508 argument. Update all callers.
5509 (tidy_control_flow): ... and here. Recompute topological order
5510 of basic blocks in region if necessary.
5511 (sel_redirect_edge_and_branch): Change return type. Return true
5512 if topological order might have been invalidated.
5513 (purge_empty_blocks): Export and move from...
5514 * sel-sched.c (purge_empty_blocks): ... here.
5515 * sel-sched-ir.h (sel_redirect_edge_and_branch): Update prototype.
5516 (maybe_tidy_empty_bb): Delete prototype.
5517 (purge_empty_blocks): Declare.
5519 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
5521 PR rtl-optimization/42249
5522 * sel-sched.c (try_replace_dest_reg): When chosen register
5523 and original register is the same, do not bail out early, but
5524 still check all original insns for validity of replacing destination
5525 register. Set EXPR_TARGET_AVAILABLE to 1 before leaving function
5528 2010-01-14 Jakub Jelinek <jakub@redhat.com>
5531 Port from no-undefined-overflow branch:
5532 2009-03-09 Richard Guenther <rguenther@suse.de>
5534 * fold-const.c (add_double_with_sign): Fix unsigned overflow detection.
5536 2010-01-14 Richard Guenther <rguenther@suse.de>
5539 * gimple.c (iterative_hash_gimple_type): Avoid hashing error_mark_node.
5541 2010-01-14 Ira Rosen <irar@il.ibm.com>
5543 PR tree-optimization/42709
5544 * tree-vect-slp.c (vect_get_constant_vectors): Use constant's type
5545 as scalar type in creation of constant vector operand.
5547 2010-01-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5550 * Makefile.in ($(TESTSUITEDIR)/site.exp, check-%)
5551 (check-parallel-%): Match `testsuite' directory component only
5554 2010-01-14 Shujing Zhao <pearly.zhao@oracle.com>
5556 PR translation/39521
5557 * gcc.c (do_spec_1): Wrapped the error and notice messages of specs
5560 2010-01-13 Richard Guenther <rguenther@suse.de>
5562 PR tree-optimization/42730
5563 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Add shortcut for
5566 2010-01-13 Steve Ellcey <sje@cup.hp.com>
5569 * config/ia64/ia64.c (ia64_expand_vecint_compare): Convert GTU to GT
5570 for V2SI by subtracting (-(INT MAX) - 1) from both operands to make
5573 2010-01-13 Bernd Schmidt <bernd.schmidt@analog.com>
5575 * config/bfin/libgcc-bfin.ver: Regenerate based on current
5576 libgcc-std.ver. Add entries for ___smulsi3_highpart and
5577 ___umulsi3_highpart.
5579 * config/bfin/bfin.c (bfin_reorg): Call run_selective_scheduling
5580 rather than schedule_insns if the pass is enabled.
5582 2010-01-13 Martin Jambor <mjambor@suse.cz>
5584 PR tree-optimization/42704
5585 * tree-sra.c (sra_modify_assign): Do not delete assignments to
5588 2010-01-13 Martin Jambor <mjambor@suse.cz>
5590 PR tree-optimization/42703
5591 * tree-sra.c (analyze_access_subtree): Check that we can build a
5592 reference to the original data within the aggregate.
5594 2010-01-13 Richard Guenther <rguenther@suse.de>
5596 PR tree-optimization/42705
5597 * tree-ssa-reassoc.c (build_and_add_sum): Insert stmts after labels.
5599 2010-01-13 Richard Guenther <rguenther@suse.de>
5602 * fold-const.c (fold_unary_loc): Fold INDIRECT_REFs.
5604 2010-01-13 Jakub Jelinek <jakub@redhat.com>
5607 * var-tracking.c (values_to_unmark): New variable.
5608 (find_loc_in_1pdv): Clear VALUE_RECURSED_INTO of values in
5609 values_to_unmark vector. Moved body to...
5610 (find_loc_in_1pdv_1): ... this. Don't clear VALUE_RECURSED_INTO,
5611 instead queue it into values_to_unmark vector.
5612 (vt_find_locations): Free values_to_unmark vector.
5614 2010-01-13 Wolfgang Gellerich <gellerich@de.ibm.com>
5616 * config/s390/s390.c (override_options): Set
5617 default of max-pending-list-length to 256
5619 2010-01-13 Richard Guenther <rguenther@suse.de>
5622 * tree-pass.h (PROP_gimple_lcx): New.
5623 * cfgexpand.c (pass_expand): Require PROP_gimple_lcx.
5624 * passes.c (init_optimization_passes): Move pass_lower_complex_O0
5625 before the final cleanup_eh.
5626 (dump_properties): Dump PROP_gimple_lcx.
5627 * tree-complex.c (pass_lower_complex): Provide PROP_gimple_lcx.
5628 (tree_lower_complex_O0): Remove.
5629 (gate_no_optimization): Run if PROP_gimple_lcx is not set.
5630 (pass_lower_complex_O0): Provide PROP_gimple_lcx. Run
5631 tree_lower_complex, schedule TODO_update_ssa.
5632 * lto-streamer-out.c (output_function): Stream the functions
5634 * lto-streamer-in.c (input_function): Likewise.
5635 (lto_read_body): Do not override them here.
5637 2010-01-12 Joseph Myers <joseph@codesourcery.com>
5640 * c-typeck.c (build_c_cast): Fold value cast to union type before
5641 wrapping it in a CONSTRUCTOR.
5643 2010-01-12 Jakub Jelinek <jakub@redhat.com>
5645 PR rtl-optimization/42699
5646 * cse.c (cse_insn): Optimize lhs ZERO_EXTRACT if only CONST_INTs are
5649 2010-01-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5651 * config/mips/iris6.h (SUBTARGET_DONT_WARN_UNUSED_SPEC,
5652 SUBTARGET_WARN_UNUSED_SPEC): Move ...
5653 config/mips/iris.h (SUBTARGET_DONT_WARN_UNUSED_SPEC,
5654 SUBTARGET_WARN_UNUSED_SPEC): ... here
5655 * config/mips/iris5.h (LIBGCC_SPEC): Define.
5657 2010-01-12 Julian Brown <julian@codesourcery.com>
5659 * config/arm/neon-schedgen.ml (Utils): Don't try to
5660 open missing module.
5661 (find_with_result): New.
5663 2010-01-12 Jakub Jelinek <jakub@redhat.com>
5666 * simplify-rtx.c (simplify_relational_operation_1): Avoid invalid rtx
5667 sharing when canonicalizing ({lt,ge}u (plus a b) b).
5669 PR tree-optimization/42645
5670 * tree-inline.c (processing_debug_stmt): Move earlier. Make static.
5671 (remap_ssa_name): If processing_debug_stmt and name wasn't found in
5672 decl_map, set processing_debug_stmt to -1 and return name without
5675 2010-01-11 Dave Korn <dave.korn.cygwin@gmail.com>
5677 * doc/install.texi (Specific#x-x-cygwin): Document minimum required
5678 binutils version, and reword target configuration description.
5680 2010-01-11 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
5682 * config/avr/avr.h (LINKER_NAME): Remove.
5684 2010-01-11 Janis Johnson <janis187@us.ibm.com>
5687 * config/rs6000/rs6000.c (rs6000_override_options): On targets
5688 that support VSX, warn for -mno-altivec if vsx is not disabled,
5691 2010-01-11 Joseph Myers <joseph@codesourcery.com>
5692 Shujing Zhao <pearly.zhao@oracle.com>
5694 PR translation/42469
5695 * common.opt (Wframe-larger-than=, fcompare-debug=, fdbg-cnt=,
5696 fira-verbose=, flto-compression-level=, fplugin-arg-): Use tab
5697 character between option name and help text.
5698 * c.opt (imultilib): Likewise.
5700 2010-01-10 Rafael Avila de Espindola <espindola@google.com>
5702 * lto-streamer-out.c (output_unreferenced_globals): Output static
5705 2010-01-10 Steven Bosscher <steven@gcc.gnu.org>
5707 PR rtl-optimization/42621
5708 * bb-reorder.c (gate_duplicated_computed_gotos): Only run if not
5709 optimizing for size.
5710 (duplicate_computed_gotos): Remove now-redundant check.
5712 2010-01-10 Steve Ellcey <sje@cup.hp.com>
5715 * configure.ac: Save and restore LDFLAGS and LIBS
5716 * configure: Regenerate.
5718 2010-01-10 Richard Guenther <rguenther@suse.de>
5721 * builtins.c (fold_builtin_strlen): Add type argument and
5722 convert the resulting length to it.
5723 (fold_builtin_1): Adjust.
5725 2010-01-09 Jakub Jelinek <jakub@redhat.com>
5727 * config/rs6000/rs6000.c (rs6000_emit_set_long_const): Shorten
5728 sequence for DImode constants >= 0x80000000UL <= 0xFFFFFFFFUL by
5730 (num_insns_constant_wide): Adjust for that change.
5732 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
5735 * web.c (union_defs): Add used argument, to combine uses of
5737 (entry_register): Adjust type and tests of used argument.
5738 (web_main): Widen used for new use. Pass it to union_defs.
5739 * df.h (union_defs): Adjust prototype.
5741 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
5744 * loop-unroll.c (referenced_in_one_insn_in_loop_p): Count debug
5745 uses in new incoming argument. Free body.
5746 (reset_debug_uses_in_loop): New.
5747 (analyze_insn_to_expand_var): Call the latter if the former found
5748 anything. Fix whitespace. Reject invalid dest overlaps before
5749 going through all insns in the loop.
5751 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
5754 * haifa-sched.c (dying_use_p): Debug insns don't count.
5756 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
5759 * gimplify.c (gimplify_modify_expr): Drop lhs on noreturn calls.
5760 * tree-cfg.c (is_ctrl_altering_stmt): Don't compute flags twice.
5761 (verify_gimple_call): Reject LHS in noreturn calls.
5763 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
5767 * tree-vect-loop-manip.c (adjust_info): New type.
5768 (adjust_vec): New pointer to vector.
5769 (adjust_debug_stmts_now, adjust_vec_debug_stmts): New.
5770 (adjust_debug_stmts, adjust_phi_and_debug_stmts): New.
5771 (slpeel_update_phis_for_duplicate_loop): Use them.
5772 (slpeel_update_phi_nodes_for_guard1): Likewise.
5773 (slpeel_update_phi_nodes_for_guard2): Likewise.
5774 (slpeel_tree_peel_loop_to_edge): Likewise.
5775 (vect_update_ivs_after_vectorizer): Likewise.
5777 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
5779 * vec.h (DEF_VEC_ALLOC_FUNC_O_STACK): Drop excess paren.
5780 (DEF_VEC_ALLOC_FUNC_I_STACK): Likewise.
5782 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
5784 * config/i386/i386.c (ix86_vectorize_builtin_vec_perm): Silence
5785 bogus uninitialized warning.
5787 2010-01-09 Richard Guenther <rguenther@suse.de>
5790 * tree-scalar-evolution.c (interpret_loop_phi): Make sure
5791 the evolution is compatible with the initial condition.
5793 2010-01-09 Jakub Jelinek <jakub@redhat.com>
5795 * gcc.c (process_command): Update copyright notice dates.
5796 * gcov.c (print_version): Likewise.
5797 * gcov-dump.c (print_version): Likewise.
5798 * mips-tfile.c (main): Likewise.
5799 * mips-tdump.c (main): Likewise.
5801 2010-01-08 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
5804 * config/avr/avr.md (rotlqi3): Add CONST_INT_P check.
5806 (rotlhi3_8): Delete.
5808 (rotlsi3_8): Delete.
5809 (rotlsi3_16): Delete.
5810 (rotlsi3_24): Delete.
5812 (*rotw<mode>3): New.
5813 (*rotb<mode>3): New.
5814 * config/avr/avr.c (avr_rotate_bytes): New function.
5815 * config/avr/avr-proto.h (avr_rotate_bytes): New function.
5817 2010-01-08 Steve Ellcey <sje@cup.hp.com>
5820 * configure.ac: Modify -rdynamic check.
5821 * configure: Regenerate.
5823 2010-01-08 DJ Delorie <dj@redhat.com>
5825 * config/sh/sh.c (sh_expand_epilogue): Fix interrupt handler
5826 register popping order.
5828 2010-01-08 Richard Guenther <rguenther@suse.de>
5831 * c.opt (fsigned-char): Also let LTO handle this option.
5832 (funsigned-char): Likewise.
5834 2010-01-07 Richard Guenther <rguenther@suse.de>
5836 * gimple.h (gss_for_code): Wrap gcc_assert in ENABLE_CHECKING.
5837 (gimple_op): Likewise.
5838 (gimple_op_ptr): Likewise.
5839 (gimple_assign_set_lhs): Remove gcc_assert.
5840 (gimple_assign_set_rhs1): Likewise.
5841 (gimple_assign_set_rhs2): Likewise.
5842 (gimple_call_set_lhs): Likewise.
5843 (gimple_call_set_fn): Likewise.
5844 (gimple_call_set_fndecl): Likewise.
5845 (gimple_call_fndecl): Likewise.
5846 (gimple_call_return_type): Likewise.
5847 (gimple_call_set_chain): Likewise.
5848 (gimple_call_num_args): Likewise.
5849 (gimple_call_set_arg): Likewise.
5850 (gimple_cond_set_code): Likewise.
5851 (gimple_cond_set_lhs): Likewise.
5852 (gimple_cond_set_rhs): Likewise.
5853 (gimple_cond_set_true_label): Likewise.
5854 (gimple_cond_set_false_label): Likewise.
5855 (gimple_label_set_label): Likewise.
5856 (gimple_goto_set_dest): Likewise.
5857 (gimple_debug_bind_get_var): Wrap gcc_assert in ENABLE_CHECKING.
5858 (gimple_debug_bind_get_value): Likewise.
5859 (gimple_debug_bind_get_value_ptr): Likewise.
5860 (gimple_debug_bind_set_var): Likewise.
5861 (gimple_debug_bind_set_value): Likewise.
5862 (gimple_debug_bind_reset_value): Likewise.
5863 (gimple_debug_bind_has_value_p): Likewise.
5864 (gimple_return_retval_ptr): Remove gcc_assert.
5865 (gimple_return_retval): Likewise.
5866 (gimple_return_set_retval): Likewise.
5867 * tree-flow.h (struct gimple_df): Remove nonlocal_all member.
5868 (safe_referenced_var_iterator): Remove.
5869 (FOR_EACH_REFERENCED_VAR_SAFE): Likewise.
5870 * tree-flow-inline.h (gimple_nonlocal_all): Remove.
5871 (fill_referenced_var_vec): Remove.
5872 (first_readonly_imm_use): Remove redundant gcc_assert.
5873 (phi_arg_index_from_use): Combine gcc_asserts.
5874 (move_use_after_head): Wrap gcc_assert in ENABLE_CHECKING.
5875 (first_imm_use_stmt): Remove redundant gcc_assert.
5876 * tree-cfg.c (verify_gimple_call): Verify function and chain
5877 operands. Verify arguments.
5878 (verify_types_in_gimple_stmt): Verify condition code and labels.
5880 2010-01-07 Richard Guenther <rguenther@suse.de>
5882 PR tree-optimization/42641
5883 * sese.c (rename_map_elt_info): Use the SSA name version, do
5886 2010-01-07 Jakub Jelinek <jakub@redhat.com>
5888 PR tree-optimization/42625
5889 * cgraph.c (cgraph_make_node_local): Clear DECL_COMDAT*,
5890 TREE_PUBLIC, DECL_WEAK and DECL_EXTERNAL also for same_body aliases.
5892 2010-01-07 Duncan Sands <baldrick@free.fr>
5894 * Makefile.in (PLUGIN_HEADERS): Add version.h.
5896 2010-01-07 Uros Bizjak <ubizjak@gmail.com>
5899 * ifcvt.c (dead_or_predicable): Also remove REG_EQUAL note when
5900 note itself is not function_invariant_p.
5902 2009-01-07 Steven Bosscher <steven@gcc.gnu.org>
5904 * gcse.c (execute_rtl_cprop, execute_rtl_pre, execute_rtl_hoist):
5905 Do not add the DF_NOTE problem.
5906 * store-motion.c (execute_rtl_store_motion): Likewise.
5908 2010-01-07 Martin Jambor <mjambor@suse.cz>
5910 PR tree-optimization/42157
5911 * tree-sra.c (compare_access_positions): Stabilize sort if both
5912 accesses have integer types, return zero immediately if they are the
5915 2010-01-06 Richard Henderson <rth@redhat.com>
5918 * haifa-sched.c (add_to_note_list): Merge into ...
5919 (concat_note_lists): ... here, and ...
5920 (unlink_other_notes, rm_other_notes): Merge into...
5921 (remove_notes): ... here. Create REG_SAVE_NOTEs for
5922 NOTE_INSN_EPILOGUE_BEG.
5924 2010-01-06 Richard Guenther <rguenther@suse.de>
5926 * ipa-inline.c (cgraph_decide_inlining_incrementally): Do
5927 not inline regular functions into always-inline functions.
5929 2010-01-06 Nick Clifton <nickc@redhat.com>
5931 * config/rx/rx.h (enum rx_cpu_type): Add RX200.
5932 (CC1_SPEC): Issue an error message if -mcpu=rx200 and -fpu are
5934 (OVERRIDE_OPTIONS): Delete.
5935 (OPTIMIZATION_OPTIONS): Define.
5936 (ALLOW_RX_FPU_INSNS): Define only in terms of -fpu option.
5937 * config/rx/rx.c (rx_handle_option): Issue an error message if
5938 -mcpu=rx200 and -fpu are used together.
5939 (rx_set_optimization_options): New function. Issue an error
5940 message if an optimization attribute attempts to reset the FPU/
5941 math optimization pairing.
5942 * config/rx/rx-protos.h (rx_set_optimization_options): Prototype.
5943 * config/rx/rx.opt: Set the default to 32-bit doubles.
5944 * config/rx/t-rx: Add multilibs for -nofpu option.
5945 * doc/invoke.texi: Update documentation of RX options.
5947 2010-01-06 Richard Guenther <rguenther@suse.de>
5949 * tree-ssa-pre.c (name_to_id): New global.
5950 (alloc_expression_id): Simplify SSA name handling.
5951 (lookup_expression_id): Likewise.
5952 (init_pre): Zero name_to_id.
5953 (fini_pre): Free it.
5955 2010-01-06 Uros Bizjak <ubizjak@gmail.com>
5957 * ifcvt.c (if_convert): Output slim multiple dumps with TDF_SLIM.
5959 2010-01-05 H.J. Lu <hongjiu.lu@intel.com>
5962 * config/i386/sse.md (smaxv2di3): New.
5963 (umaxv2di3): Likewise.
5964 (sminv2di3): Likewise.
5965 (uminv2di3): Likewise.
5967 2010-01-05 Eric Botcazou <ebotcazou@adacore.com>
5970 * config/sparc/sparc.h (SPARC_SYMBOL_REF_TLS_P): Delete.
5971 * config/sparc/sparc-protos.h (legitimize_pic_address): Likewise.
5972 (legitimize_tls_address): Likewise.
5973 (sparc_tls_referenced_p): Likewise.
5974 * config/sparc/sparc.c (sparc_expand_move): Use legitimize_tls_address
5975 and adjust calls to legitimize_pic_address.
5976 (legitimate_constant_p) Use sparc_tls_referenced_p.
5977 (legitimate_pic_operand_p): Likewise.
5978 (sparc_legitimate_address_p): Do not use SPARC_SYMBOL_REF_TLS_P.
5979 (sparc_tls_symbol_ref_1): Delete.
5980 (sparc_tls_referenced_p): Make static, recognize specific patterns.
5981 (legitimize_tls_address): Make static, handle CONST patterns.
5982 (legitimize_pic_address): Make static, remove unused parameter and
5983 adjust recursive calls.
5984 (sparc_legitimize_address): Make static, use sparc_tls_referenced_p
5985 and adjust call to legitimize_pic_address.
5986 (sparc_output_mi_thunk): Likewise.
5988 2010-01-05 Paolo Bonzini <bonzini@gnu.rg>
5989 H.J. Lu <hongjiu.lu@intel.com>
5992 * config/i386/i386.c (ix86_expand_int_vcond): Convert GTU to GT
5993 for V4SI and V2DI by subtracting (-(INT MAX) - 1) from both
5994 operands to make them signed.
5997 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
6000 * config/i386/i386.c (ix86_expand_int_vcond): Don't convert
6001 GTU to GT for V4SI and V2DI.
6003 * config/i386/sse.md (umaxv4si3): Enabled for SSE4.1 and XOP.
6004 (umin<mode>3): Removed.
6006 (uminv4si3): Likewise.
6008 2010-01-05 Martin Jambor <mjambor@suse.cz>
6010 PR tree-optimization/42462
6011 * ipa-inline.c (compute_inline_parameters): Pass node->decl instead of
6012 current_function_decl to helper functions and macros.
6014 2010-01-05 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6017 * flags.h: Don't include real.h.
6018 (HONOR_NANS, HONOR_SNANS, HONOR_INFINITIES, HONOR_SIGNED_ZEROS,
6019 HONOR_SIGN_DEPENDENT_ROUNDING): Move ...
6020 * real.h (HONOR_NANS, HONOR_SNANS, HONOR_INFINITIES,
6021 HONOR_SIGNED_ZEROS, HONOR_SIGN_DEPENDENT_ROUNDING): ... here.
6022 * dominance.c: Update copyright.
6023 * gimple.c (walk_gimple_op): Remove inline.
6024 * tree-ssa-reassoc.c: Include real.h.
6025 * Makefile.in (FLAGS_H): Remove $(REAL_H).
6026 (tree-ssa-reassoc.o): Depend on $(REAL_H).
6028 2010-01-05 Nick Clifton <nickc@redhat.com>
6030 * config/rx/rx.c (rx_get_stack_layout): Fix allocation of second
6031 register to push into the stack frame when the accumulator has to
6032 be saved during interrupts.
6034 2010-01-05 Eric Fisher <joefoxreal@gmail.com>
6036 * doc/invoke.texi: Remove the documentation about option
6038 * common.opt (Wunreachable-code): Preserved for backward
6040 * tree-cfg.c: Remove the implementation of -Wunreachable-code.
6041 * opts.c (common_handle_option): Add OPT_Wunreachable_code to
6042 the backward compatibility flag section.
6044 2010-01-05 Richard Guenther <rguenther@suse.de>
6046 * tree-ssa-pre.c (bitmap_value_insert_into_set): Optimize.
6048 2010-01-05 Jakub Jelinek <jakub@redhat.com>
6051 * cfgexpand.c (expand_one_var): Diagnose too large variables.
6053 PR tree-optimization/42508
6054 * tree-sra.c (convert_callers): Check for recursive call
6055 by comparing cgraph nodes instead of decls.
6056 (modify_function): Call ipa_modify_formal_parameters also
6057 on all same_body aliases.
6059 * cgraphunit.c (cgraph_materialize_all_clones): Compare
6060 cgraph nodes when checking for same_body aliases.
6062 2010-01-05 Richard Guenther <rguenther@suse.de>
6064 * tree-ssa-pre.c (get_or_alloc_expr_for_name): Avoid redundant
6065 allocation and lookup.
6066 (get_or_alloc_expr_for_constant): Likewise.
6067 (phi_translate): Sink allocation.
6069 2010-01-04 Richard Guenther <rguenther@suse.de>
6071 * tree-ssa-sccvn.c (get_or_alloc_constant_value_id): Allocate
6072 a new entry only if needed.
6073 * tree-ssa-dom.c (lookup_avail_expr): Likewise.
6074 * tree-ssa-coalesce.c (find_coalesce_pair): Avoid one
6076 * tree-ssa-pre.c (sorted_array_from_bitmap_set): Pre-allocate
6078 (phi_translate): Handle CONSTANTs early.
6080 2010-01-04 Martin Jambor <mjambor@suse.cz>
6082 PR tree-optimization/42398
6083 * tree-sra.c (struct access): Removed flag grp_different_types.
6084 (dump_access): Do not dump the removed flag.
6085 (sort_and_splice_var_accesses): Do not set the removed flag.
6086 (sra_modify_expr): Check for type compatibility directly.
6088 2010-01-04 Martin Jambor <mjambor@suse.cz>
6090 PR tree-optimization/42366
6091 * ipa-cp.c (ipcp_init_stage): Always call ipa_compute_jump_functions on
6092 edges with variable number of parameters.
6093 * ipa-prop.c (ipa_write_node_info): Stream out uses_analysis_done
6094 flag instead of asserting it.
6095 (ipa_read_node_info): Read uses_analysis_done flag.
6097 2010-01-04 Richard Guenther <rguenther@suse.de>
6099 * tree-ssa-sccvn.c (vn_reference_op_compute_hash): Use
6100 iterative_hash_* as intended.
6101 (vn_reference_compute_hash): Likewise. Simplify hashing
6103 (vn_reference_lookup_2): Likewise.
6104 (vn_nary_op_compute_hash): Likewise.
6105 (vn_phi_compute_hash): Likewise.
6106 (expressions_equal_p): Remove strange code.
6107 * tree-ssa-pre.c (pre_expr_eq): Use gcc_unreachable ().
6108 (pre_expr_hash): Likewise. Simplify hashing SSA names.
6109 (bitmap_insert_into_set_1): Take value-id as parameter.
6110 (add_to_value): Pass it.
6111 (bitmap_insert_into_set): Likewise.
6112 (bitmap_value_insert_into_set): Likewise. Remove redundant check.
6114 2010-01-04 Jakub Jelinek <jakub@redhat.com>
6117 * gcc.c (SWITCH_IGNORE_PERMANENTLY): Define.
6118 (do_self_spec): For switches with SWITCH_IGNORE set set also
6119 SWITCH_IGNORE_PERMANENTLY.
6120 (check_live_switch): Check SWITCH_IGNORE_PERMANENTLY instead
6123 2010-01-04 Rafael Avila de Espindola <espindola@google.com>
6125 * lto-streamer-out.c (output_unreferenced_globals): Output the full
6126 tree of an unreferenced global var.
6128 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
6131 * config/i386/i386.c (ix86_expand_int_vcond): Don't convert
6132 GTU to GT for V4SI and V2DI.
6134 * config/i386/sse.md (umaxv4si3): Enabled for SSE4.1 and XOP.
6135 (umin<mode>3): Removed.
6137 (uminv4si3): Likewise.
6139 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
6142 * collect2.c (main): Turn on trace in collect2 if -v is passed
6145 2010-01-03 Jerry Quinn <jlquinn@optonline.net>
6147 * doc/c-tree.texi (RETURN_STMT): Change to RETURN_EXPR. Update
6148 description of expression operand.
6150 2010-01-03 Andrew Jenner <andrew@codesourcery.com>
6152 * configure.ac: Add install-html to target_list for Make-hooks.
6153 * configure: Regenerate.
6154 * fortran/Make-lang.in (F95_HTMLFILES): New.
6155 (fortran.html): Use it.
6156 (fortran.install-html): New.
6157 * Makefile.in (install-html): Add lang.install-html.
6158 * java/Make-lang.in (JAVA_HTMLFILES): New.
6159 (java.html): Use it.
6160 (java.install-html): New.
6161 * objc/Make-lang.in (objc.install-html): New.
6162 * objcp/Make-lang.in (obj-c++.install-html): New.
6163 * cp/Make-lang.in (c++.install-html): New.
6164 * ada/gcc-interface/Make-lang.in (ada.install-html): New.
6165 * lto/Make-lang.in (lto.install-html): New.
6167 2010-01-03 H.J. Lu <hongjiu.lu@intel.com>
6170 * gcc.c (LINK_COMMAND_SPEC): Pass -m* and -v to -plugin-opt.
6172 2009-01-03 Steven Bosscher <steven@gcc.gnu.org>
6174 PR rtl-optimization/41862
6175 * store-motion.c (store_killed_in_insn, compute_store_table,
6176 remove_reachable_equiv_notes, replace_store_insn,
6177 build_store_vectors): Ignore all DEBUG_INSNs.
6179 2010-01-03 H.J. Lu <hongjiu.lu@intel.com>
6182 * common.opt: Add dumpdir.
6184 * gcc.c (cc1_options): Add "-dumpbase %B" only if -dumpbase
6186 (option_map): Add --dumpdir.
6188 * gcc.h (DEFAULT_WORD_SWITCH_TAKES_ARG): Add dumpdir.
6190 * lto-wrapper.c (run_gcc): Add -dumpbase and -dumpdir for -o.
6192 * opts.c (decode_options): Try dump_dir_name first if
6193 dump_base_name isn't an absolute path.
6194 (common_handle_option): Handle OPT_dumpdir.
6196 * toplev.c (dump_dir_name): New.
6197 (print_switch_values): Also ignore -dumpdir.
6199 * toplev.h (dump_dir_name): New.
6201 2010-01-03 Richard Guenther <rguenther@suse.de>
6203 PR tree-optimization/42589
6204 * tree-ssa-math-opts.c (execute_optimize_bswap): Allow
6205 double-word expansion of bswap32.
6207 2010-01-03 Steven Bosscher <steven@gcc.gnu.org>
6209 * postreload-gcse.c (insert_expr_in_table): Replace BLOCK_NUM
6210 with BLOCK_FOR_INSN.
6211 * auto-inc-dec.c (attempt_change, get_next_ref, find_inc): Likewise.
6212 * ifcvt.c (noce_get_alt_condition, noce_try_abs,
6213 noce_process_if_block): Likewise.
6214 * gcse.c (compute_local_properties, insert_expr_in_table,
6215 insert_set_in_table, canon_list_insert, find_avail_set,
6216 pre_insert_copy_insn): Likewise.
6218 * basic-block.h (BLOCK_NUM): Move from here...
6219 * sched-int.h (BLOCK_NUM): ... to here to localize it in the scheduler.
6221 2010-01-03 Richard Guenther <rguenther@suse.de>
6223 PR tree-optimization/42438
6224 * tree-ssa-pre.c (struct bb_bitmap_sets): Add
6225 contains_may_not_return_call flag.
6226 (BB_MAY_NOTRETURN): New.
6227 (valid_in_sets): Trapping nary operations are not valid
6228 in blocks that may not return.
6229 (insert_into_preds_of_block): Remove check for trapping expressions.
6230 (compute_avail): Compute also BB_MAY_NOTRETURN.
6232 2010-01-03 Gerald Pfeifer <gerald@pfeifer.com>
6234 * doc/invoke.texi: Add 2010 to copyright years.
6236 2010-01-03 Eric Botcazou <ebotcazou@adacore.com>
6238 * config/sparc/sparc.c: Fix formatting nits.
6240 2010-01-02 Gerald Pfeifer <gerald@pfeifer.com>
6241 Alexander Monakov <amonakov@ispras.ru>
6243 * doc/invoke.texi (Optimize Options): Reword introduction a bit.
6245 2010-01-02 Richard Guenther <rguenther@suse.de>
6248 * tree-vrp.c (check_all_array_refs): Skip non-excutable blocks.
6249 (simplify_switch_using_ranges): Mark to be removed edges
6252 2010-01-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6254 * config/pa/t-slibgcc-dwarf-ver (SHLIB_SOVERSION): Bump by two.
6256 * collect2.c (scan_libraries): Add missing argument in call to
6259 2010-01-02 Uros Bizjak <ubizjak@gmail.com>
6262 * config/alpha/predicates.md (aligned_memory_operand): Return false
6264 (unaligned_memory_operand): Return true for CQImode.
6265 * config/alpha/alpha.c (get_aligned_mem): Assert that location
6266 doesn not cross aligned SImode word boundary.
6268 2010-01-02 Anatoly Sokolov <aesok@post.ru>
6270 * config/avr/avr.h (REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, XEXP_):
6272 * config/avr/avr-protos.h (avr_init_once, avr_optimization_options,
6273 avr_change_section, avr_reg_class_from_letter) : Remove declaration.
6275 2010-01-02 Richard Guenther <rguenther@suse.de>
6278 * toplev.c (compile_file): Emit LTO marker properly. Change
6280 * collect2.c (scan_prog_file): Adjust for changed LTO marker.
6282 2010-01-01 Richard Guenther <rguenther@suse.de>
6285 * tree-sra.c (analyze_all_variable_accesses): Work in DECL_UID order.
6287 2010-01-01 Richard Guenther <rguenther@suse.de>
6290 * c-decl.c (grokdeclarator): For zero-size arrays force
6291 structural equality checks as layout_type does.
6293 2010-01-01 H.J. Lu <hongjiu.lu@intel.com>
6295 * builtins.c: Update copyright to 2010.
6297 2010-01-01 H.J. Lu <hongjiu.lu@intel.com>
6300 * lto-streamer-out.c (produce_asm): Revert the last change.
6301 (copy_function): Likewise.
6303 * lto-streamer.c (lto_get_section_name): Skip any leading
6306 2010-01-01 Richard Guenther <rguenther@suse.de>
6309 * builtins.c (get_object_alignment): Do not use DECL_ALIGN
6313 Copyright (C) 2010 Free Software Foundation, Inc.
6315 Copying and distribution of this file, with or without modification,
6316 are permitted in any medium without royalty provided the copyright
6317 notice and this notice are preserved.